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10 Mar '25
                    
                        From: Zheng Yejian <zhengyejian1(a)huawei.com>
stable inclusion
from stable-v4.19.253
commit eb622d5580b9e2ff694f62da6410618bd73853cb
category: bugfix
bugzilla: https://gitee.com/src-openeuler/kernel/issues/IBP6IV
CVE: CVE-2022-49648
Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id…
--------------------------------
commit 7edc3945bdce9c39198a10d6129377a5c53559c2 upstream.
This reverts commit 46bbe5c671e06f070428b9be142cc4ee5cedebac.
As commit 46bbe5c671e0 ("tracing: fix double free") said, the
"double free" problem reported by clang static analyzer is:
  > In parse_var_defs() if there is a problem allocating
  > var_defs.expr, the earlier var_defs.name is freed.
  > This free is duplicated by free_var_defs() which frees
  > the rest of the list.
However, if there is a problem allocating N-th var_defs.expr:
  + in parse_var_defs(), the freed 'earlier var_defs.name' is
    actually the N-th var_defs.name;
  + then in free_var_defs(), the names from 0th to (N-1)-th are freed;
                        IF ALLOCATING PROBLEM HAPPENED HERE!!! -+
                                                                 \
                                                                  |
          0th           1th                 (N-1)-th      N-th    V
          +-------------+-------------+-----+-------------+-----------
var_defs: | name | expr | name | expr | ... | name | expr | name | ///
          +-------------+-------------+-----+-------------+-----------
These two frees don't act on same name, so there was no "double free"
problem before. Conversely, after that commit, we get a "memory leak"
problem because the above "N-th var_defs.name" is not freed.
If enable CONFIG_DEBUG_KMEMLEAK and inject a fault at where the N-th
var_defs.expr allocated, then execute on shell like:
  $ echo 'hist:key=call_site:val=$v1,$v2:v1=bytes_req,v2=bytes_alloc' > \
/sys/kernel/debug/tracing/events/kmem/kmalloc/trigger
Then kmemleak reports:
  unreferenced object 0xffff8fb100ef3518 (size 8):
    comm "bash", pid 196, jiffies 4295681690 (age 28.538s)
    hex dump (first 8 bytes):
      76 31 00 00 b1 8f ff ff                          v1......
    backtrace:
      [<0000000038fe4895>] kstrdup+0x2d/0x60
      [<00000000c99c049a>] event_hist_trigger_parse+0x206f/0x20e0
      [<00000000ae70d2cc>] trigger_process_regex+0xc0/0x110
      [<0000000066737a4c>] event_trigger_write+0x75/0xd0
      [<000000007341e40c>] vfs_write+0xbb/0x2a0
      [<0000000087fde4c2>] ksys_write+0x59/0xd0
      [<00000000581e9cdf>] do_syscall_64+0x3a/0x80
      [<00000000cf3b065c>] entry_SYSCALL_64_after_hwframe+0x46/0xb0
Link: https://lkml.kernel.org/r/20220711014731.69520-1-zhengyejian1@huawei.com
Cc: stable(a)vger.kernel.org
Fixes: 46bbe5c671e0 ("tracing: fix double free")
Reported-by: Hulk Robot <hulkci(a)huawei.com>
Suggested-by: Steven Rostedt <rostedt(a)goodmis.org>
Reviewed-by: Tom Zanussi <tom.zanussi(a)linux.intel.com>
Signed-off-by: Zheng Yejian <zhengyejian1(a)huawei.com>
Signed-off-by: Steven Rostedt (Google) <rostedt(a)goodmis.org>
Signed-off-by: Greg Kroah-Hartman <gregkh(a)linuxfoundation.org>
Signed-off-by: Li Huafei <lihuafei1(a)huawei.com>
---
 kernel/trace/trace_events_hist.c | 2 ++
 1 file changed, 2 insertions(+)
diff --git a/kernel/trace/trace_events_hist.c b/kernel/trace/trace_events_hist.c
index 638566ea7839..2f57eb241ac9 100644
--- a/kernel/trace/trace_events_hist.c
+++ b/kernel/trace/trace_events_hist.c
@@ -4155,6 +4155,8 @@ static int parse_var_defs(struct hist_trigger_data *hist_data)
 
 			s = kstrdup(field_str, GFP_KERNEL);
 			if (!s) {
+				kfree(hist_data->attrs->var_defs.name[n_vars]);
+				hist_data->attrs->var_defs.name[n_vars] = NULL;
 				ret = -ENOMEM;
 				goto free;
 			}
-- 
2.25.1
                    
                  
                  
                          
                            
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                            [openeuler:OLK-6.6 2007/2007] kernel/kexec_core.c:1066: undefined reference to `machine_crash_shutdown'
                        
                        
by kernel test robot 09 Mar '25
                    by kernel test robot 09 Mar '25
09 Mar '25
                    
                        tree:   https://gitee.com/openeuler/kernel.git OLK-6.6
head:   944ce05f6b83ba40c4382c6b90b7b94f529118d3
commit: 47ff774cbb440dfc3cf5d5bc7cf82b41d4d99966 [2007/2007] x86, crash: wrap crash dumping code into crash related ifdefs
config: x86_64-randconfig-r121-20250309 (https://download.01.org/0day-ci/archive/20250309/202503091909.W4esTcVo-lkp@…)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250309/202503091909.W4esTcVo-lkp@…)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp(a)intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202503091909.W4esTcVo-lkp@intel.com/
All errors (new ones prefixed by >>):
   ld: kernel/kexec_core.o: in function `__crash_kexec':
>> kernel/kexec_core.c:1066: undefined reference to `machine_crash_shutdown'
   ld: kernel/kexec.o: in function `do_kexec_load':
>> kernel/kexec.c:105: undefined reference to `arch_kexec_unprotect_crashkres'
>> ld: kernel/kexec.c:166: undefined reference to `arch_kexec_protect_crashkres'
   ld: kernel/kexec_file.o: in function `__do_sys_kexec_file_load':
>> kernel/kexec_file.c:350: undefined reference to `arch_kexec_unprotect_crashkres'
>> ld: kernel/kexec_file.c:415: undefined reference to `arch_kexec_protect_crashkres'
vim +1066 kernel/kexec_core.c
7e99f8b69c11c1 Ricardo Ribalda    2023-01-04  1044  
7bbee5ca3896f6 Hidehiro Kawai     2015-12-14  1045  /*
7bbee5ca3896f6 Hidehiro Kawai     2015-12-14  1046   * No panic_cpu check version of crash_kexec().  This function is called
7bbee5ca3896f6 Hidehiro Kawai     2015-12-14  1047   * only when panic_cpu holds the current CPU number; this is the only CPU
7bbee5ca3896f6 Hidehiro Kawai     2015-12-14  1048   * which processes crash_kexec routines.
7bbee5ca3896f6 Hidehiro Kawai     2015-12-14  1049   */
c207aee48037ab Josh Poimboeuf     2017-06-28  1050  void __noclone __crash_kexec(struct pt_regs *regs)
2965faa5e03d1e Dave Young         2015-09-09  1051  {
05c6257433b721 Valentin Schneider 2022-06-30  1052  	/* Take the kexec_lock here to prevent sys_kexec_load
2965faa5e03d1e Dave Young         2015-09-09  1053  	 * running on one cpu from replacing the crash kernel
2965faa5e03d1e Dave Young         2015-09-09  1054  	 * we are using after a panic on a different cpu.
2965faa5e03d1e Dave Young         2015-09-09  1055  	 *
2965faa5e03d1e Dave Young         2015-09-09  1056  	 * If the crash kernel was not located in a fixed area
2965faa5e03d1e Dave Young         2015-09-09  1057  	 * of memory the xchg(&kexec_crash_image) would be
2965faa5e03d1e Dave Young         2015-09-09  1058  	 * sufficient.  But since I reuse the memory...
2965faa5e03d1e Dave Young         2015-09-09  1059  	 */
05c6257433b721 Valentin Schneider 2022-06-30  1060  	if (kexec_trylock()) {
2965faa5e03d1e Dave Young         2015-09-09  1061  		if (kexec_crash_image) {
2965faa5e03d1e Dave Young         2015-09-09  1062  			struct pt_regs fixed_regs;
2965faa5e03d1e Dave Young         2015-09-09  1063  
2965faa5e03d1e Dave Young         2015-09-09  1064  			crash_setup_regs(&fixed_regs, regs);
2965faa5e03d1e Dave Young         2015-09-09  1065  			crash_save_vmcoreinfo();
2965faa5e03d1e Dave Young         2015-09-09 @1066  			machine_crash_shutdown(&fixed_regs);
2965faa5e03d1e Dave Young         2015-09-09  1067  			machine_kexec(kexec_crash_image);
2965faa5e03d1e Dave Young         2015-09-09  1068  		}
05c6257433b721 Valentin Schneider 2022-06-30  1069  		kexec_unlock();
2965faa5e03d1e Dave Young         2015-09-09  1070  	}
2965faa5e03d1e Dave Young         2015-09-09  1071  }
c207aee48037ab Josh Poimboeuf     2017-06-28  1072  STACK_FRAME_NON_STANDARD(__crash_kexec);
2965faa5e03d1e Dave Young         2015-09-09  1073  
:::::: The code at line 1066 was first introduced by commit
:::::: 2965faa5e03d1e71e9ff9aa143fff39e0a77543a kexec: split kexec_load syscall from kexec core code
:::::: TO: Dave Young <dyoung(a)redhat.com>
:::::: CC: Linus Torvalds <torvalds(a)linux-foundation.org>
-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
                    
                  
                  
                          
                            
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                            [openeuler:OLK-6.6 2007/2007] ld: kernel/kexec.c:105: undefined reference to `arch_kexec_unprotect_crashkres'
                        
                        
by kernel test robot 09 Mar '25
                    by kernel test robot 09 Mar '25
09 Mar '25
                    
                        tree:   https://gitee.com/openeuler/kernel.git OLK-6.6
head:   944ce05f6b83ba40c4382c6b90b7b94f529118d3
commit: 47ff774cbb440dfc3cf5d5bc7cf82b41d4d99966 [2007/2007] x86, crash: wrap crash dumping code into crash related ifdefs
config: x86_64-randconfig-123-20250309 (https://download.01.org/0day-ci/archive/20250309/202503091725.g6h6oRC3-lkp@…)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250309/202503091725.g6h6oRC3-lkp@…)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp(a)intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202503091725.g6h6oRC3-lkp@intel.com/
All errors (new ones prefixed by >>):
   ld: vmlinux.o: in function `__crash_kexec':
   kernel/kexec_core.c:1066: undefined reference to `machine_crash_shutdown'
   ld: vmlinux.o: in function `do_kexec_load':
>> kernel/kexec.c:166: undefined reference to `arch_kexec_protect_crashkres'
>> ld: kernel/kexec.c:105: undefined reference to `arch_kexec_unprotect_crashkres'
   ld: vmlinux.o: in function `__do_sys_kexec_file_load':
   kernel/kexec_file.c:350: undefined reference to `arch_kexec_unprotect_crashkres'
   ld: kernel/kexec_file.c:415: undefined reference to `arch_kexec_protect_crashkres'
-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
                    
                  
                  
                          
                            
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                            [openeuler:openEuler-1.0-LTS 1473/1473] mm/khugepaged.c:974:21: sparse: sparse: invalid assignment: |=
                        
                        
by kernel test robot 09 Mar '25
                    by kernel test robot 09 Mar '25
09 Mar '25
                    
                        tree:   https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS
head:   1584a68cf2ef23ac87ba506e8ab8ca7e261813c1
commit: ff0fb9e816fac221fa24a1810dd895745406070b [1473/1473] mm: thp: Add memory reliable support for hugepaged collapse
config: arm64-randconfig-r113-20250309 (https://download.01.org/0day-ci/archive/20250309/202503091715.gswAJqxr-lkp@…)
compiler: aarch64-linux-gcc (GCC) 14.2.0
reproduce: (https://download.01.org/0day-ci/archive/20250309/202503091715.gswAJqxr-lkp@…)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp(a)intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202503091715.gswAJqxr-lkp@intel.com/
sparse warnings: (new ones prefixed by >>)
>> mm/khugepaged.c:974:21: sparse: sparse: invalid assignment: |=
   mm/khugepaged.c:974:21: sparse:    left side has type restricted gfp_t
   mm/khugepaged.c:974:21: sparse:    right side has type unsigned int
   mm/khugepaged.c:1352:21: sparse: sparse: invalid assignment: |=
   mm/khugepaged.c:1352:21: sparse:    left side has type restricted gfp_t
   mm/khugepaged.c:1352:21: sparse:    right side has type unsigned int
   mm/khugepaged.c:1378:9: sparse: sparse: incorrect type in assignment (different address spaces) @@     expected void **slot @@     got void [noderef] __rcu ** @@
   mm/khugepaged.c:1378:9: sparse:     expected void **slot
   mm/khugepaged.c:1378:9: sparse:     got void [noderef] __rcu **
   mm/khugepaged.c:1378:9: sparse: sparse: incorrect type in assignment (different address spaces) @@     expected void **slot @@     got void [noderef] __rcu ** @@
   mm/khugepaged.c:1378:9: sparse:     expected void **slot
   mm/khugepaged.c:1378:9: sparse:     got void [noderef] __rcu **
   mm/khugepaged.c:1409:56: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void [noderef] __rcu **slot @@     got void **slot @@
   mm/khugepaged.c:1409:56: sparse:     expected void [noderef] __rcu **slot
   mm/khugepaged.c:1409:56: sparse:     got void **slot
   mm/khugepaged.c:1458:22: sparse: sparse: incorrect type in assignment (different address spaces) @@     expected void **slot @@     got void [noderef] __rcu ** @@
   mm/khugepaged.c:1458:22: sparse:     expected void **slot
   mm/khugepaged.c:1458:22: sparse:     got void [noderef] __rcu **
   mm/khugepaged.c:1459:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void [noderef] __rcu **slot @@     got void **slot @@
   mm/khugepaged.c:1459:17: sparse:     expected void [noderef] __rcu **slot
   mm/khugepaged.c:1459:17: sparse:     got void **slot
   mm/khugepaged.c:1483:60: sparse: sparse: incorrect type in argument 2 (different address spaces) @@     expected void [noderef] __rcu **slot @@     got void **slot @@
   mm/khugepaged.c:1483:60: sparse:     expected void [noderef] __rcu **slot
   mm/khugepaged.c:1483:60: sparse:     got void **slot
   mm/khugepaged.c:1486:47: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void [noderef] __rcu **slot @@     got void **slot @@
   mm/khugepaged.c:1486:47: sparse:     expected void [noderef] __rcu **slot
   mm/khugepaged.c:1486:47: sparse:     got void **slot
   mm/khugepaged.c:1486:22: sparse: sparse: incorrect type in assignment (different address spaces) @@     expected void **slot @@     got void [noderef] __rcu ** @@
   mm/khugepaged.c:1486:22: sparse:     expected void **slot
   mm/khugepaged.c:1486:22: sparse:     got void [noderef] __rcu **
   mm/khugepaged.c:1378:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void [noderef] __rcu **slot @@     got void **slot @@
   mm/khugepaged.c:1378:9: sparse:     expected void [noderef] __rcu **slot
   mm/khugepaged.c:1378:9: sparse:     got void **slot
   mm/khugepaged.c:1378:9: sparse: sparse: incorrect type in assignment (different address spaces) @@     expected void **slot @@     got void [noderef] __rcu ** @@
   mm/khugepaged.c:1378:9: sparse:     expected void **slot
   mm/khugepaged.c:1378:9: sparse:     got void [noderef] __rcu **
   mm/khugepaged.c:1578:17: sparse: sparse: incorrect type in assignment (different address spaces) @@     expected void **slot @@     got void [noderef] __rcu ** @@
   mm/khugepaged.c:1578:17: sparse:     expected void **slot
   mm/khugepaged.c:1578:17: sparse:     got void [noderef] __rcu **
   mm/khugepaged.c:1578:17: sparse: sparse: incorrect type in assignment (different address spaces) @@     expected void **slot @@     got void [noderef] __rcu ** @@
   mm/khugepaged.c:1578:17: sparse:     expected void **slot
   mm/khugepaged.c:1578:17: sparse:     got void [noderef] __rcu **
   mm/khugepaged.c:1597:68: sparse: sparse: incorrect type in argument 2 (different address spaces) @@     expected void [noderef] __rcu **slot @@     got void **slot @@
   mm/khugepaged.c:1597:68: sparse:     expected void [noderef] __rcu **slot
   mm/khugepaged.c:1597:68: sparse:     got void **slot
   mm/khugepaged.c:1598:55: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void [noderef] __rcu **slot @@     got void **slot @@
   mm/khugepaged.c:1598:55: sparse:     expected void [noderef] __rcu **slot
   mm/khugepaged.c:1598:55: sparse:     got void **slot
   mm/khugepaged.c:1598:30: sparse: sparse: incorrect type in assignment (different address spaces) @@     expected void **slot @@     got void [noderef] __rcu ** @@
   mm/khugepaged.c:1598:30: sparse:     expected void **slot
   mm/khugepaged.c:1598:30: sparse:     got void [noderef] __rcu **
   mm/khugepaged.c:1578:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void [noderef] __rcu **slot @@     got void **slot @@
   mm/khugepaged.c:1578:17: sparse:     expected void [noderef] __rcu **slot
   mm/khugepaged.c:1578:17: sparse:     got void **slot
   mm/khugepaged.c:1578:17: sparse: sparse: incorrect type in assignment (different address spaces) @@     expected void **slot @@     got void [noderef] __rcu ** @@
   mm/khugepaged.c:1578:17: sparse:     expected void **slot
   mm/khugepaged.c:1578:17: sparse:     got void [noderef] __rcu **
   mm/khugepaged.c:1633:9: sparse: sparse: incorrect type in assignment (different address spaces) @@     expected void **slot @@     got void [noderef] __rcu ** @@
   mm/khugepaged.c:1633:9: sparse:     expected void **slot
   mm/khugepaged.c:1633:9: sparse:     got void [noderef] __rcu **
   mm/khugepaged.c:1633:9: sparse: sparse: incorrect type in assignment (different address spaces) @@     expected void **slot @@     got void [noderef] __rcu ** @@
   mm/khugepaged.c:1633:9: sparse:     expected void **slot
   mm/khugepaged.c:1633:9: sparse:     got void [noderef] __rcu **
   mm/khugepaged.c:1637:46: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void [noderef] __rcu **slot @@     got void **slot @@
   mm/khugepaged.c:1637:46: sparse:     expected void [noderef] __rcu **slot
   mm/khugepaged.c:1637:46: sparse:     got void **slot
   mm/khugepaged.c:1639:30: sparse: sparse: incorrect type in assignment (different address spaces) @@     expected void **slot @@     got void [noderef] __rcu ** @@
   mm/khugepaged.c:1639:30: sparse:     expected void **slot
   mm/khugepaged.c:1639:30: sparse:     got void [noderef] __rcu **
   mm/khugepaged.c:1682:55: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void [noderef] __rcu **slot @@     got void **slot @@
   mm/khugepaged.c:1682:55: sparse:     expected void [noderef] __rcu **slot
   mm/khugepaged.c:1682:55: sparse:     got void **slot
   mm/khugepaged.c:1682:30: sparse: sparse: incorrect type in assignment (different address spaces) @@     expected void **slot @@     got void [noderef] __rcu ** @@
   mm/khugepaged.c:1682:30: sparse:     expected void **slot
   mm/khugepaged.c:1682:30: sparse:     got void [noderef] __rcu **
   mm/khugepaged.c:1633:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void [noderef] __rcu **slot @@     got void **slot @@
   mm/khugepaged.c:1633:9: sparse:     expected void [noderef] __rcu **slot
   mm/khugepaged.c:1633:9: sparse:     got void **slot
   mm/khugepaged.c:1633:9: sparse: sparse: incorrect type in assignment (different address spaces) @@     expected void **slot @@     got void [noderef] __rcu ** @@
   mm/khugepaged.c:1633:9: sparse:     expected void **slot
   mm/khugepaged.c:1633:9: sparse:     got void [noderef] __rcu **
   mm/khugepaged.c: note: in included file (through include/linux/mm.h):
   include/linux/gfp.h:457:34: sparse: sparse: restricted gfp_t degrades to integer
   In file included from arch/arm64/include/asm/atomic.h:36,
                    from include/linux/atomic.h:7,
                    from include/asm-generic/bitops/atomic.h:5,
                    from arch/arm64/include/asm/bitops.h:37,
                    from include/linux/bitops.h:19,
                    from include/linux/kernel.h:11,
                    from include/asm-generic/bug.h:18,
                    from arch/arm64/include/asm/bug.h:37,
                    from include/linux/bug.h:5,
                    from include/linux/mmdebug.h:5,
                    from include/linux/mm.h:10,
                    from mm/khugepaged.c:4:
   In function '__cmpxchg_case_acq_4',
       inlined from '__cmpxchg_acq' at arch/arm64/include/asm/cmpxchg.h:141:1,
       inlined from 'queued_spin_lock' at include/asm-generic/qspinlock.h:85:8,
       inlined from 'do_raw_spin_lock' at include/linux/spinlock.h:180:2,
       inlined from '__raw_spin_lock' at include/linux/spinlock_api_smp.h:143:2,
       inlined from 'spin_lock' at include/linux/spinlock.h:329:2,
vim +974 mm/khugepaged.c
   949	
   950	static void collapse_huge_page(struct mm_struct *mm,
   951					   unsigned long address,
   952					   struct page **hpage,
   953					   int node, int referenced, int unmapped,
   954					   bool reliable)
   955	{
   956		pmd_t *pmd, _pmd;
   957		pte_t *pte;
   958		pgtable_t pgtable;
   959		struct page *new_page;
   960		spinlock_t *pmd_ptl, *pte_ptl;
   961		int isolated = 0, result = 0;
   962		struct mem_cgroup *memcg;
   963		struct vm_area_struct *vma;
   964		unsigned long mmun_start;	/* For mmu_notifiers */
   965		unsigned long mmun_end;		/* For mmu_notifiers */
   966		gfp_t gfp;
   967	
   968		VM_BUG_ON(address & ~HPAGE_PMD_MASK);
   969	
   970		/* Only allocate from the target node */
   971		gfp = alloc_hugepage_khugepaged_gfpmask() | __GFP_THISNODE;
   972	
   973		if (reliable)
 > 974			gfp |= ___GFP_RELIABILITY;
   975	
   976		/*
   977		 * Before allocating the hugepage, release the mmap_sem read lock.
   978		 * The allocation can take potentially a long time if it involves
   979		 * sync compaction, and we do not need to hold the mmap_sem during
   980		 * that. We will recheck the vma after taking it again in write mode.
   981		 */
   982		up_read(&mm->mmap_sem);
   983		new_page = khugepaged_alloc_page(hpage, gfp, node);
   984		if (!new_page) {
   985			result = SCAN_ALLOC_HUGE_PAGE_FAIL;
   986			goto out_nolock;
   987		}
   988	
   989		if (unlikely(mem_cgroup_try_charge(new_page, mm, gfp, &memcg, true))) {
   990			result = SCAN_CGROUP_CHARGE_FAIL;
   991			goto out_nolock;
   992		}
   993	
   994		down_read(&mm->mmap_sem);
   995		result = hugepage_vma_revalidate(mm, address, &vma);
   996		if (result) {
   997			mem_cgroup_cancel_charge(new_page, memcg, true);
   998			up_read(&mm->mmap_sem);
   999			goto out_nolock;
  1000		}
  1001	
  1002		pmd = mm_find_pmd(mm, address);
  1003		if (!pmd) {
  1004			result = SCAN_PMD_NULL;
  1005			mem_cgroup_cancel_charge(new_page, memcg, true);
  1006			up_read(&mm->mmap_sem);
  1007			goto out_nolock;
  1008		}
  1009	
  1010		/*
  1011		 * __collapse_huge_page_swapin always returns with mmap_sem locked.
  1012		 * If it fails, we release mmap_sem and jump out_nolock.
  1013		 * Continuing to collapse causes inconsistency.
  1014		 */
  1015		if (unmapped && !__collapse_huge_page_swapin(mm, vma, address,
  1016							     pmd, referenced)) {
  1017			mem_cgroup_cancel_charge(new_page, memcg, true);
  1018			up_read(&mm->mmap_sem);
  1019			goto out_nolock;
  1020		}
  1021	
  1022		up_read(&mm->mmap_sem);
  1023		/*
  1024		 * Prevent all access to pagetables with the exception of
  1025		 * gup_fast later handled by the ptep_clear_flush and the VM
  1026		 * handled by the anon_vma lock + PG_lock.
  1027		 */
  1028		down_write(&mm->mmap_sem);
  1029		result = hugepage_vma_revalidate(mm, address, &vma);
  1030		if (result)
  1031			goto out;
  1032		/* check if the pmd is still valid */
  1033		if (mm_find_pmd(mm, address) != pmd)
  1034			goto out;
  1035	
  1036		anon_vma_lock_write(vma->anon_vma);
  1037	
  1038		pte = pte_offset_map(pmd, address);
  1039		pte_ptl = pte_lockptr(mm, pmd);
  1040	
  1041		mmun_start = address;
  1042		mmun_end   = address + HPAGE_PMD_SIZE;
  1043		mmu_notifier_invalidate_range_start(mm, mmun_start, mmun_end);
  1044		pmd_ptl = pmd_lock(mm, pmd); /* probably unnecessary */
  1045		/*
  1046		 * After this gup_fast can't run anymore. This also removes
  1047		 * any huge TLB entry from the CPU so we won't allow
  1048		 * huge and small TLB entries for the same virtual address
  1049		 * to avoid the risk of CPU bugs in that area.
  1050		 */
  1051		_pmd = pmdp_collapse_flush(vma, address, pmd);
  1052		spin_unlock(pmd_ptl);
  1053		mmu_notifier_invalidate_range_end(mm, mmun_start, mmun_end);
  1054	
  1055		spin_lock(pte_ptl);
  1056		isolated = __collapse_huge_page_isolate(vma, address, pte);
  1057		spin_unlock(pte_ptl);
  1058	
  1059		if (unlikely(!isolated)) {
  1060			pte_unmap(pte);
  1061			spin_lock(pmd_ptl);
  1062			BUG_ON(!pmd_none(*pmd));
  1063			/*
  1064			 * We can only use set_pmd_at when establishing
  1065			 * hugepmds and never for establishing regular pmds that
  1066			 * points to regular pagetables. Use pmd_populate for that
  1067			 */
  1068			pmd_populate(mm, pmd, pmd_pgtable(_pmd));
  1069			spin_unlock(pmd_ptl);
  1070			anon_vma_unlock_write(vma->anon_vma);
  1071			result = SCAN_FAIL;
  1072			goto out;
  1073		}
  1074	
  1075		/*
  1076		 * All pages are isolated and locked so anon_vma rmap
  1077		 * can't run anymore.
  1078		 */
  1079		anon_vma_unlock_write(vma->anon_vma);
  1080	
  1081		__collapse_huge_page_copy(pte, new_page, vma, address, pte_ptl);
  1082		pte_unmap(pte);
  1083		__SetPageUptodate(new_page);
  1084		pgtable = pmd_pgtable(_pmd);
  1085	
  1086		_pmd = mk_huge_pmd(new_page, vma->vm_page_prot);
  1087		_pmd = maybe_pmd_mkwrite(pmd_mkdirty(_pmd), vma);
  1088	
  1089		/*
  1090		 * spin_lock() below is not the equivalent of smp_wmb(), so
  1091		 * this is needed to avoid the copy_huge_page writes to become
  1092		 * visible after the set_pmd_at() write.
  1093		 */
  1094		smp_wmb();
  1095	
  1096		spin_lock(pmd_ptl);
  1097		BUG_ON(!pmd_none(*pmd));
  1098		page_add_new_anon_rmap(new_page, vma, address, true);
  1099		mem_cgroup_commit_charge(new_page, memcg, false, true);
  1100		count_memcg_events(memcg, THP_COLLAPSE_ALLOC, 1);
  1101		lru_cache_add_active_or_unevictable(new_page, vma);
  1102		pgtable_trans_huge_deposit(mm, pmd, pgtable);
  1103		set_pmd_at(mm, address, pmd, _pmd);
  1104		update_mmu_cache_pmd(vma, address, pmd);
  1105		spin_unlock(pmd_ptl);
  1106	
  1107		*hpage = NULL;
  1108	
  1109		khugepaged_pages_collapsed++;
  1110		result = SCAN_SUCCEED;
  1111	out_up_write:
  1112		up_write(&mm->mmap_sem);
  1113	out_nolock:
  1114		trace_mm_collapse_huge_page(mm, isolated, result);
  1115		return;
  1116	out:
  1117		mem_cgroup_cancel_charge(new_page, memcg, true);
  1118		goto out_up_write;
  1119	}
  1120	
-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
                    
                  
                  
                          
                            
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                            [openeuler:openEuler-1.0-LTS] BUILD REGRESSION 1584a68cf2ef23ac87ba506e8ab8ca7e261813c1
                        
                        
by kernel test robot 09 Mar '25
                    by kernel test robot 09 Mar '25
09 Mar '25
                    
                        tree/branch: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS
branch HEAD: 1584a68cf2ef23ac87ba506e8ab8ca7e261813c1  !15411 v2  Ignore SB_RDONLY when mounting and remounting nfs
Error/Warning (recently discovered and may have been fixed):
    https://lore.kernel.org/oe-kbuild-all/202503090527.cCPBJlcO-lkp@intel.com
    drivers/gpu/drm/nouveau/.tmp_nouveau_abi16.o: warning: objtool: missing symbol for section .text
    drivers/infiniband/core/.tmp_uverbs_uapi.o: warning: objtool: missing symbol for section .text
    drivers/infiniband/hw/hfi1/.tmp_exp_rcv.o: warning: objtool: missing symbol for section .text
    drivers/infiniband/hw/mlx5/.tmp_mad.o: warning: objtool: missing symbol for section .text
    drivers/net/bonding/.tmp_bond_main.o: warning: objtool: missing symbol for section .exit.text
    drivers/net/ethernet/broadcom/bnx2x/.tmp_bnx2x_vfpf.o: warning: objtool: missing symbol for section .text
    drivers/net/ethernet/cavium/liquidio/.tmp_octeon_mailbox.o: warning: objtool: missing symbol for section .text
    drivers/pinctrl/mediatek/mtk-eint.h:102:5: warning: no previous prototype for 'mtk_eint_find_irq' [-Wmissing-prototypes]
    drivers/pinctrl/mediatek/mtk-eint.h:96:5: warning: no previous prototype for 'mtk_eint_set_debounce' [-Wmissing-prototypes]
    fs/crypto/.tmp_hooks.o: warning: objtool: missing symbol for section .text
    fs/debugfs/file.o: warning: objtool: full_proxy_open()+0x55a: unreachable instruction
    fs/ext4/mballoc.o: warning: objtool: ext4_mb_complex_scan_group()+0x11a4: unreachable instruction
    kernel/hung_task.c:148:7: error: use of undeclared identifier 'sysctl_hung_task_all_cpu_backtrace'
    mm/vmscan.c:3257:21: error: implicit declaration of function 'kernel_swap_enabled' [-Werror,-Wimplicit-function-declaration]
    net/nfc/.tmp_llcp_commands.o: warning: objtool: missing symbol for section .text
    net/openvswitch/.tmp_vport.o: warning: objtool: missing symbol for section .text
    net/rose/.tmp_rose_subr.o: warning: objtool: missing symbol for section .text
Error/Warning ids grouped by kconfigs:
recent_errors
|-- arm64-allnoconfig
|   |-- mm-maccess.c:warning:no-previous-prototype-for-__probe_user_read
|   |-- mm-page_alloc.c:warning:Function-parameter-or-member-mt-not-described-in-__putback_isolated_page
|   `-- mm-vmalloc.c:warning:variable-start-set-but-not-used
|-- arm64-defconfig
|   |-- mm-hugetlb.c:warning:no-previous-prototype-for-free_huge_page_to_dhugetlb_pool
|   |-- mm-khugepaged.c:warning:Function-parameter-or-member-reliable-not-described-in-collapse_shmem
|   |-- mm-maccess.c:warning:no-previous-prototype-for-__probe_user_read
|   |-- mm-memcontrol.c:warning:array-subscript-nid-is-outside-array-bounds-of-struct-mem_cgroup_per_node
|   |-- mm-memcontrol.c:warning:bad-line:otherwise.
|   |-- mm-memcontrol.c:warning:no-previous-prototype-for-dhugetlb_pool_is_free
|   |-- mm-page_alloc.c:warning:Function-parameter-or-member-mt-not-described-in-__putback_isolated_page
|   `-- mm-vmalloc.c:warning:variable-start-set-but-not-used
|-- arm64-randconfig-001-20250308
|   |-- mm-hugetlb.c:warning:no-previous-prototype-for-free_huge_page_to_dhugetlb_pool
|   |-- mm-maccess.c:warning:no-previous-prototype-for-__probe_user_read
|   |-- mm-memcontrol.c:warning:array-subscript-nid-is-outside-array-bounds-of-struct-mem_cgroup_per_node
|   |-- mm-memcontrol.c:warning:bad-line:otherwise.
|   |-- mm-memcontrol.c:warning:no-previous-prototype-for-dhugetlb_pool_is_free
|   |-- mm-memory_hotplug.c:warning:rollback_node_hotadd-defined-but-not-used
|   |-- mm-memory_hotplug.c:warning:unused-variable-start_pfn
|   |-- mm-page_alloc.c:warning:Function-parameter-or-member-mt-not-described-in-__putback_isolated_page
|   `-- mm-vmalloc.c:warning:variable-start-set-but-not-used
|-- arm64-randconfig-002-20250308
|   |-- mm-hugetlb.c:warning:no-previous-prototype-for-free_huge_page_to_dhugetlb_pool
|   |-- mm-khugepaged.c:warning:Function-parameter-or-member-reliable-not-described-in-collapse_shmem
|   |-- mm-maccess.c:warning:no-previous-prototype-for-__probe_user_read
|   |-- mm-memcontrol.c:warning:array-subscript-nid-is-outside-array-bounds-of-struct-mem_cgroup_per_node
|   |-- mm-memcontrol.c:warning:bad-line:otherwise.
|   |-- mm-memcontrol.c:warning:no-previous-prototype-for-dhugetlb_pool_is_free
|   |-- mm-memory_hotplug.c:warning:rollback_node_hotadd-defined-but-not-used
|   |-- mm-memory_hotplug.c:warning:unused-variable-start_pfn
|   |-- mm-page_alloc.c:warning:Function-parameter-or-member-mt-not-described-in-__putback_isolated_page
|   `-- mm-vmalloc.c:warning:variable-start-set-but-not-used
|-- arm64-randconfig-003-20250308
|   |-- mm-kasan-kasan_init.c:warning:variable-p4d-set-but-not-used
|   |-- mm-maccess.c:warning:no-previous-prototype-for-__probe_user_read
|   |-- mm-memcontrol.c:warning:array-subscript-nid-is-outside-array-bounds-of-struct-mem_cgroup_per_node
|   |-- mm-memcontrol.c:warning:bad-line:otherwise.
|   |-- mm-memcontrol.c:warning:no-previous-prototype-for-dhugetlb_pool_is_free
|   |-- mm-memory_hotplug.c:warning:rollback_node_hotadd-defined-but-not-used
|   |-- mm-memory_hotplug.c:warning:unused-variable-start_pfn
|   |-- mm-page_alloc.c:warning:Function-parameter-or-member-mt-not-described-in-__putback_isolated_page
|   `-- mm-vmalloc.c:warning:variable-start-set-but-not-used
|-- arm64-randconfig-004-20250308
|   |-- mm-maccess.c:warning:no-previous-prototype-for-__probe_user_read
|   |-- mm-page_alloc.c:warning:Function-parameter-or-member-mt-not-described-in-__putback_isolated_page
|   `-- mm-vmalloc.c:warning:variable-start-set-but-not-used
|-- arm64-randconfig-r113-20250309
|   |-- drivers-crypto-inside-secure-safexcel_hash.c:sparse:sparse:cast-truncates-bits-from-constant-value-(152fecd8f70e5939-becomes-f70e5939)
|   |-- drivers-crypto-inside-secure-safexcel_hash.c:sparse:sparse:cast-truncates-bits-from-constant-value-(1f83d9abfb41bd6b-becomes-fb41bd6b)
|   |-- drivers-crypto-inside-secure-safexcel_hash.c:sparse:sparse:cast-truncates-bits-from-constant-value-(3c6ef372fe94f82b-becomes-fe94f82b)
|   |-- drivers-crypto-inside-secure-safexcel_hash.c:sparse:sparse:cast-truncates-bits-from-constant-value-(47b5481dbefa4fa4-becomes-befa4fa4)
|   |-- drivers-crypto-inside-secure-safexcel_hash.c:sparse:sparse:cast-truncates-bits-from-constant-value-(510e527fade682d1-becomes-ade682d1)
|   |-- drivers-crypto-inside-secure-safexcel_hash.c:sparse:sparse:cast-truncates-bits-from-constant-value-(5be0cd19137e2179-becomes-137e2179)
|   |-- drivers-crypto-inside-secure-safexcel_hash.c:sparse:sparse:cast-truncates-bits-from-constant-value-(629a292a367cd507-becomes-367cd507)
|   |-- drivers-crypto-inside-secure-safexcel_hash.c:sparse:sparse:cast-truncates-bits-from-constant-value-(67332667ffc00b31-becomes-ffc00b31)
|   |-- drivers-crypto-inside-secure-safexcel_hash.c:sparse:sparse:cast-truncates-bits-from-constant-value-(6a09e667f3bcc908-becomes-f3bcc908)
|   |-- drivers-crypto-inside-secure-safexcel_hash.c:sparse:sparse:cast-truncates-bits-from-constant-value-(8eb44a8768581511-becomes-)
|   |-- drivers-crypto-inside-secure-safexcel_hash.c:sparse:sparse:cast-truncates-bits-from-constant-value-(9159015a3070dd17-becomes-3070dd17)
|   |-- drivers-crypto-inside-secure-safexcel_hash.c:sparse:sparse:cast-truncates-bits-from-constant-value-(9b05688c2b3e6c1f-becomes-2b3e6c1f)
|   |-- drivers-crypto-inside-secure-safexcel_hash.c:sparse:sparse:cast-truncates-bits-from-constant-value-(a54ff53a5f1d36f1-becomes-5f1d36f1)
|   |-- drivers-crypto-inside-secure-safexcel_hash.c:sparse:sparse:cast-truncates-bits-from-constant-value-(bb67ae8584caa73b-becomes-84caa73b)
|   |-- drivers-crypto-inside-secure-safexcel_hash.c:sparse:sparse:cast-truncates-bits-from-constant-value-(cbbb9d5dc1059ed8-becomes-c1059ed8)
|   |-- drivers-crypto-inside-secure-safexcel_hash.c:sparse:sparse:cast-truncates-bits-from-constant-value-(db0c2e0d64f98fa7-becomes-64f98fa7)
|   |-- drivers-pinctrl-mediatek-mtk-eint.h:warning:no-previous-prototype-for-mtk_eint_find_irq
|   |-- drivers-pinctrl-mediatek-mtk-eint.h:warning:no-previous-prototype-for-mtk_eint_set_debounce
|   |-- drivers-rtc-rtc-ds1685.c:error:Cannot-parse-struct-or-union
|   |-- include-linux-mem_reliable.h:sparse:sparse:restricted-gfp_t-degrades-to-integer
|   |-- mm-khugepaged.c:warning:Function-parameter-or-member-reliable-not-described-in-collapse_shmem
|   |-- mm-maccess.c:warning:no-previous-prototype-for-__probe_user_read
|   |-- mm-mem_reliable.c:sparse:sparse:invalid-assignment:
|   |-- mm-mem_reliable.c:sparse:sparse:symbol-reliable_debug_handler-was-not-declared.-Should-it-be-static
|   |-- mm-mem_reliable.c:sparse:sparse:symbol-reliable_limit_handler-was-not-declared.-Should-it-be-static
|   |-- mm-mem_reliable.c:sparse:sparse:symbol-reliable_pagecache_max_bytes_write-was-not-declared.-Should-it-be-static
|   |-- mm-mem_reliable.c:sparse:sparse:symbol-reliable_shmem_bytes_limit_handler-was-not-declared.-Should-it-be-static
|   |-- mm-memcontrol.c:warning:array-subscript-nid-is-outside-array-bounds-of-struct-mem_cgroup_per_node
|   |-- mm-memcontrol.c:warning:bad-line:otherwise.
|   |-- mm-memcontrol.c:warning:no-previous-prototype-for-dhugetlb_pool_is_free
|   |-- mm-memory_hotplug.c:warning:rollback_node_hotadd-defined-but-not-used
|   |-- mm-memory_hotplug.c:warning:unused-variable-start_pfn
|   |-- mm-page_alloc.c:sparse:sparse:incorrect-type-in-argument-(different-base-types)-expected-restricted-gfp_t-usertype-flags-got-unsigned-int
|   |-- mm-page_alloc.c:warning:Function-parameter-or-member-mt-not-described-in-__putback_isolated_page
|   |-- mm-shmem.c:sparse:sparse:invalid-assignment:
|   `-- mm-vmalloc.c:warning:variable-start-set-but-not-used
|-- arm64-randconfig-r132-20250309
|   |-- drivers-gpu-drm-exynos-exynos_drm_fbdev.c:sparse:sparse:incorrect-type-in-argument-(different-address-spaces)-expected-void-const-addr-got-void-noderef-__iomem-kvaddr
|   |-- drivers-mtd-spi-nor-fsl-quadspi.c:sparse:sparse:incorrect-type-in-argument-(different-address-spaces)-expected-void-const-got-void-noderef-__iomem
|   |-- mm-hugetlb.c:warning:no-previous-prototype-for-free_huge_page_to_dhugetlb_pool
|   |-- mm-kasan-kasan_init.c:warning:variable-p4d-set-but-not-used
|   |-- mm-khugepaged.c:warning:Function-parameter-or-member-reliable-not-described-in-collapse_shmem
|   |-- mm-maccess.c:warning:no-previous-prototype-for-__probe_user_read
|   |-- mm-page_alloc.c:warning:Function-parameter-or-member-mt-not-described-in-__putback_isolated_page
|   `-- mm-vmalloc.c:warning:variable-start-set-but-not-used
|-- x86_64-allnoconfig
|   |-- mm-hugetlb.c:linux-share_pool.h-is-included-more-than-once.
|   |-- mm-ioremap.o:warning:objtool:missing-symbol-for-section-.text
|   |-- mm-page_alloc.c:warning:Function-parameter-or-member-mt-not-described-in-__putback_isolated_page
|   |-- mm-shmem.c:linux-share_pool.h-is-included-more-than-once.
|   |-- mm-swap.c:linux-memremap.h-is-included-more-than-once.
|   |-- mm-vmalloc.c:warning:variable-start-set-but-not-used
|   `-- mm-vmscan.c:error:implicit-declaration-of-function-kernel_swap_enabled-Werror-Wimplicit-function-declaration
|-- x86_64-allyesconfig
|   |-- drivers-rtc-rtc-ds1685.c:error:Cannot-parse-struct-or-union
|   |-- mm-.tmp_ioremap.o:warning:objtool:missing-symbol-for-section-.text
|   |-- mm-khugepaged.c:warning:Function-parameter-or-member-reliable-not-described-in-collapse_shmem
|   |-- mm-memcontrol.c:warning:bad-line:otherwise.
|   |-- mm-memory_hotplug.c:warning:unused-variable-start_pfn
|   |-- mm-page_alloc.c:warning:Function-parameter-or-member-mt-not-described-in-__putback_isolated_page
|   |-- mm-page_alloc.c:warning:cast-from-int-(-)(unsigned-long-unsigned-long-struct-deferred_args-)-to-ktask_thread_func-(aka-int-(-)(void-void-void-)-)-converts-to-incompatible-function-type
|   `-- mm-vmalloc.c:warning:variable-start-set-but-not-used
|-- x86_64-buildonly-randconfig-001-20250308
|   |-- drivers-net-ethernet-hisilicon-hns3-hns3_cae-hns3_cae_init.o:warning:objtool:missing-symbol-for-section-.init.text
|   |-- drivers-net-ethernet-hisilicon-hns3-hns3_enet.o:warning:objtool:missing-symbol-for-section-.exit.text
|   |-- include-asm-generic-bug.h:warning:mcu_ctrl-may-be-used-uninitialized
|   |-- mm-ioremap.o:warning:objtool:missing-symbol-for-section-.text
|   |-- mm-khugepaged.c:warning:Function-parameter-or-member-reliable-not-described-in-collapse_shmem
|   |-- mm-maccess.c:warning:no-previous-prototype-for-__probe_user_read
|   |-- mm-memcontrol.c:warning:bad-line:otherwise.
|   |-- mm-memcontrol.c:warning:no-previous-prototype-for-dhugetlb_pool_is_free
|   |-- mm-page_alloc.c:warning:Function-parameter-or-member-mt-not-described-in-__putback_isolated_page
|   `-- mm-vmalloc.c:warning:variable-start-set-but-not-used
|-- x86_64-buildonly-randconfig-002-20250308
|   |-- crypto-.tmp_aegis128.o:warning:objtool:missing-symbol-for-section-.init.text
|   |-- crypto-.tmp_sm4_generic.o:warning:objtool:missing-symbol-for-section-.text
|   |-- crypto-.tmp_zstd.o:warning:objtool:missing-symbol-for-section-.init.text
|   |-- drivers-gpu-drm-nouveau-.tmp_nouveau_abi16.o:warning:objtool:missing-symbol-for-section-.text
|   |-- drivers-infiniband-core-.tmp_uverbs_uapi.o:warning:objtool:missing-symbol-for-section-.text
|   |-- drivers-infiniband-hw-hfi1-.tmp_exp_rcv.o:warning:objtool:missing-symbol-for-section-.text
|   |-- drivers-infiniband-hw-mlx5-.tmp_mad.o:warning:objtool:missing-symbol-for-section-.text
|   |-- drivers-net-bonding-.tmp_bond_main.o:warning:objtool:missing-symbol-for-section-.exit.text
|   |-- drivers-net-ethernet-broadcom-bnx2x-.tmp_bnx2x_vfpf.o:warning:objtool:missing-symbol-for-section-.text
|   |-- drivers-net-ethernet-cavium-liquidio-.tmp_octeon_mailbox.o:warning:objtool:missing-symbol-for-section-.text
|   |-- fs-crypto-.tmp_hooks.o:warning:objtool:missing-symbol-for-section-.text
|   |-- mm-.tmp_ioremap.o:warning:objtool:missing-symbol-for-section-.text
|   |-- mm-.tmp_vmacache.o:warning:objtool:missing-symbol-for-section-.text
|   |-- mm-memory_hotplug.c:warning:unused-variable-start_pfn
|   |-- mm-page_alloc.c:warning:Function-parameter-or-member-mt-not-described-in-__putback_isolated_page
|   |-- mm-page_alloc.c:warning:cast-from-int-(-)(unsigned-long-unsigned-long-struct-deferred_args-)-to-ktask_thread_func-(aka-int-(-)(void-void-void-)-)-converts-to-incompatible-function-type
|   |-- mm-vmalloc.c:warning:variable-start-set-but-not-used
|   |-- mm-vmscan.c:error:implicit-declaration-of-function-kernel_swap_enabled-Werror-Wimplicit-function-declaration
|   |-- net-can-j1939-.tmp_address-claim.o:warning:objtool:missing-symbol-for-section-.text
|   |-- net-nfc-.tmp_llcp_commands.o:warning:objtool:missing-symbol-for-section-.text
|   |-- net-openvswitch-.tmp_vport.o:warning:objtool:missing-symbol-for-section-.text
|   `-- net-rose-.tmp_rose_subr.o:warning:objtool:missing-symbol-for-section-.text
|-- x86_64-buildonly-randconfig-003-20250308
|   |-- mm-hugetlb.c:warning:no-previous-prototype-for-free_huge_page_to_dhugetlb_pool
|   |-- mm-maccess.c:warning:no-previous-prototype-for-__probe_user_read
|   |-- mm-memory_hotplug.c:warning:rollback_node_hotadd-defined-but-not-used
|   |-- mm-memory_hotplug.c:warning:unused-variable-start_pfn
|   |-- mm-page_alloc.c:warning:Function-parameter-or-member-mt-not-described-in-__putback_isolated_page
|   `-- mm-vmalloc.c:warning:variable-start-set-but-not-used
|-- x86_64-buildonly-randconfig-004-20250308
|   |-- drivers-rtc-rtc-ds1685.c:error:Cannot-parse-struct-or-union
|   |-- mm-ioremap.o:warning:objtool:missing-symbol-for-section-.text
|   |-- mm-khugepaged.c:warning:Function-parameter-or-member-reliable-not-described-in-collapse_shmem
|   |-- mm-memcontrol.c:warning:bad-line:otherwise.
|   |-- mm-page_alloc.c:warning:Function-parameter-or-member-mt-not-described-in-__putback_isolated_page
|   |-- mm-vmalloc.c:warning:variable-start-set-but-not-used
|   `-- mm-vmscan.c:error:implicit-declaration-of-function-kernel_swap_enabled-Werror-Wimplicit-function-declaration
|-- x86_64-buildonly-randconfig-005-20241216
|   `-- mm-vmscan.c:error:implicit-declaration-of-function-kernel_swap_enabled-Werror-Wimplicit-function-declaration
|-- x86_64-buildonly-randconfig-005-20250308
|   |-- mm-page_alloc.c:warning:Function-parameter-or-member-mt-not-described-in-__putback_isolated_page
|   `-- mm-vmalloc.c:warning:variable-start-set-but-not-used
|-- x86_64-buildonly-randconfig-006-20250308
|   |-- mm-hugetlb.c:warning:no-previous-prototype-for-function-free_huge_page_to_dhugetlb_pool
|   |-- mm-ioremap.o:warning:objtool:missing-symbol-for-section-.text
|   |-- mm-khugepaged.c:warning:Function-parameter-or-member-reliable-not-described-in-collapse_shmem
|   |-- mm-memcontrol.c:warning:bad-line:otherwise.
|   |-- mm-memory_hotplug.c:warning:unused-variable-start_pfn
|   |-- mm-page_alloc.c:warning:Function-parameter-or-member-mt-not-described-in-__putback_isolated_page
|   |-- mm-vmalloc.c:warning:variable-start-set-but-not-used
|   `-- mm-vmscan.c:error:implicit-declaration-of-function-kernel_swap_enabled-Werror-Wimplicit-function-declaration
|-- x86_64-defconfig
|   |-- mm-hugetlb.c:warning:no-previous-prototype-for-free_huge_page_to_dhugetlb_pool
|   |-- mm-ioremap.o:warning:objtool:missing-symbol-for-section-.text
|   |-- mm-maccess.c:warning:no-previous-prototype-for-__probe_user_read
|   |-- mm-page_alloc.c:warning:Function-parameter-or-member-mt-not-described-in-__putback_isolated_page
|   `-- mm-vmalloc.c:warning:variable-start-set-but-not-used
|-- x86_64-randconfig-101-20241223
|   `-- fs-ext4-mballoc.o:warning:objtool:ext4_mb_complex_scan_group:unreachable-instruction
|-- x86_64-randconfig-101-20250309
|   |-- kernel-hung_task.c:error:use-of-undeclared-identifier-sysctl_hung_task_all_cpu_backtrace
|   |-- mm-hugetlb.c:warning:no-previous-prototype-for-function-free_huge_page_to_dhugetlb_pool
|   |-- mm-khugepaged.c:warning:Function-parameter-or-member-reliable-not-described-in-collapse_shmem
|   |-- mm-memory_hotplug.c:warning:unused-variable-start_pfn
|   |-- mm-page_alloc.c:warning:Function-parameter-or-member-mt-not-described-in-__putback_isolated_page
|   |-- mm-vmalloc.c:warning:variable-start-set-but-not-used
|   `-- mm-vmscan.c:error:implicit-declaration-of-function-kernel_swap_enabled-Werror-Wimplicit-function-declaration
|-- x86_64-randconfig-102-20250309
|   |-- mm-hugetlb.c:warning:no-previous-prototype-for-free_huge_page_to_dhugetlb_pool
|   |-- mm-maccess.c:warning:no-previous-prototype-for-__probe_user_read
|   |-- mm-page_alloc.c:warning:Function-parameter-or-member-mt-not-described-in-__putback_isolated_page
|   `-- mm-vmalloc.c:warning:variable-start-set-but-not-used
|-- x86_64-randconfig-103-20241218
|   `-- kernel-hung_task.c:error:use-of-undeclared-identifier-sysctl_hung_task_all_cpu_backtrace
|-- x86_64-randconfig-103-20250309
|   |-- drivers-rtc-rtc-ds1685.c:error:Cannot-parse-struct-or-union
|   |-- mm-hugetlb.c:warning:no-previous-prototype-for-free_huge_page_to_dhugetlb_pool
|   |-- mm-maccess.c:warning:no-previous-prototype-for-__probe_user_read
|   |-- mm-page_alloc.c:warning:Function-parameter-or-member-mt-not-described-in-__putback_isolated_page
|   `-- mm-vmalloc.c:warning:variable-start-set-but-not-used
|-- x86_64-randconfig-104-20250309
|   |-- kernel-hung_task.c:error:use-of-undeclared-identifier-sysctl_hung_task_all_cpu_backtrace
|   |-- mm-page_alloc.c:warning:Function-parameter-or-member-mt-not-described-in-__putback_isolated_page
|   |-- mm-vmalloc.c:warning:variable-start-set-but-not-used
|   `-- mm-vmscan.c:error:implicit-declaration-of-function-kernel_swap_enabled-Werror-Wimplicit-function-declaration
|-- x86_64-randconfig-121-20250309
|   |-- drivers-rtc-rtc-ds1685.c:error:Cannot-parse-struct-or-union
|   |-- mm-memcontrol.c:warning:bad-line:otherwise.
|   |-- mm-memory_hotplug.c:warning:unused-variable-start_pfn
|   |-- mm-page_alloc.c:warning:Function-parameter-or-member-mt-not-described-in-__putback_isolated_page
|   |-- mm-vmalloc.c:warning:variable-start-set-but-not-used
|   `-- mm-vmscan.c:error:implicit-declaration-of-function-kernel_swap_enabled-Werror-Wimplicit-function-declaration
|-- x86_64-randconfig-122-20241226
|   `-- fs-debugfs-file.o:warning:objtool:full_proxy_open:unreachable-instruction
|-- x86_64-randconfig-122-20250309
|   |-- drivers-rtc-rtc-ds1685.c:error:Cannot-parse-struct-or-union
|   |-- kernel-hung_task.c:error:use-of-undeclared-identifier-sysctl_hung_task_all_cpu_backtrace
|   |-- mm-memcontrol.c:warning:bad-line:otherwise.
|   |-- mm-memory_hotplug.c:warning:unused-variable-start_pfn
|   |-- mm-page_alloc.c:warning:Function-parameter-or-member-mt-not-described-in-__putback_isolated_page
|   `-- mm-vmalloc.c:warning:variable-start-set-but-not-used
|-- x86_64-randconfig-123-20250309
|   |-- mm-khugepaged.c:warning:Function-parameter-or-member-reliable-not-described-in-collapse_shmem
|   |-- mm-maccess.c:warning:no-previous-prototype-for-__probe_user_read
|   |-- mm-page_alloc.c:warning:Function-parameter-or-member-mt-not-described-in-__putback_isolated_page
|   `-- mm-vmalloc.c:warning:variable-start-set-but-not-used
|-- x86_64-randconfig-161-20250309
|   |-- mm-hugetlb.c:warning:no-previous-prototype-for-function-free_huge_page_to_dhugetlb_pool
|   |-- mm-khugepaged.c:warning:Function-parameter-or-member-reliable-not-described-in-collapse_shmem
|   |-- mm-memcontrol.c:warning:bad-line:otherwise.
|   |-- mm-page_alloc.c:warning:Function-parameter-or-member-mt-not-described-in-__putback_isolated_page
|   |-- mm-page_alloc.c:warning:cast-from-int-(-)(unsigned-long-unsigned-long-struct-deferred_args-)-to-ktask_thread_func-(aka-int-(-)(void-void-void-)-)-converts-to-incompatible-function-type
|   |-- mm-vmalloc.c:warning:variable-start-set-but-not-used
|   `-- mm-vmscan.c:error:implicit-declaration-of-function-kernel_swap_enabled-Werror-Wimplicit-function-declaration
`-- x86_64-randconfig-r131-20250309
    |-- mm-hugetlb.c:warning:no-previous-prototype-for-free_huge_page_to_dhugetlb_pool
    |-- mm-maccess.c:warning:no-previous-prototype-for-__probe_user_read
    |-- mm-memory_hotplug.c:warning:rollback_node_hotadd-defined-but-not-used
    |-- mm-memory_hotplug.c:warning:unused-variable-start_pfn
    |-- mm-page_alloc.c:warning:Function-parameter-or-member-mt-not-described-in-__putback_isolated_page
    `-- mm-vmalloc.c:warning:variable-start-set-but-not-used
elapsed time: 1346m
configs tested: 15
configs skipped: 130
tested configs:
arm64                         allnoconfig    gcc-14.2.0
arm64                           defconfig    gcc-14.2.0
arm64             randconfig-001-20250308    gcc-14.2.0
arm64             randconfig-002-20250308    gcc-14.2.0
arm64             randconfig-003-20250308    gcc-14.2.0
arm64             randconfig-004-20250308    gcc-14.2.0
x86_64                        allnoconfig    clang-19
x86_64                       allyesconfig    clang-19
x86_64  buildonly-randconfig-001-20250308    gcc-12
x86_64  buildonly-randconfig-002-20250308    clang-19
x86_64  buildonly-randconfig-003-20250308    gcc-12
x86_64  buildonly-randconfig-004-20250308    clang-19
x86_64  buildonly-randconfig-005-20250308    clang-19
x86_64  buildonly-randconfig-006-20250308    clang-19
x86_64                          defconfig    gcc-11
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
                    
                  
                  
                          
                            
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                            [openeuler:OLK-6.6 2007/2007] kernel/sched/fair.c:174:14: sparse: sparse: symbol 'sysctl_qos_level_weights' was not declared. Should it be static?
                        
                        
by kernel test robot 09 Mar '25
                    by kernel test robot 09 Mar '25
09 Mar '25
                    
                        tree:   https://gitee.com/openeuler/kernel.git OLK-6.6
head:   944ce05f6b83ba40c4382c6b90b7b94f529118d3
commit: 0b620bf6de24090878f77ca8c639759b8f1af8e7 [2007/2007] sched/fair: Introduce multiple qos level
config: x86_64-randconfig-r121-20250309 (https://download.01.org/0day-ci/archive/20250309/202503091446.DwKr9tpK-lkp@…)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250309/202503091446.DwKr9tpK-lkp@…)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp(a)intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202503091446.DwKr9tpK-lkp@intel.com/
sparse warnings: (new ones prefixed by >>)
   kernel/sched/fair.c:151:14: sparse: sparse: symbol 'sysctl_overload_detect_period' was not declared. Should it be static?
   kernel/sched/fair.c:152:14: sparse: sparse: symbol 'sysctl_offline_wait_interval' was not declared. Should it be static?
>> kernel/sched/fair.c:174:14: sparse: sparse: symbol 'sysctl_qos_level_weights' was not declared. Should it be static?
   kernel/sched/fair.c:1310:34: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected struct sched_entity const *se @@     got struct sched_entity [noderef] __rcu * @@
   kernel/sched/fair.c:1310:34: sparse:     expected struct sched_entity const *se
   kernel/sched/fair.c:1310:34: sparse:     got struct sched_entity [noderef] __rcu *
   kernel/sched/fair.c:3093:13: sparse: sparse: incorrect type in assignment (different address spaces) @@     expected struct task_struct *tsk @@     got struct task_struct [noderef] __rcu * @@
   kernel/sched/fair.c:3093:13: sparse:     expected struct task_struct *tsk
   kernel/sched/fair.c:3093:13: sparse:     got struct task_struct [noderef] __rcu *
   kernel/sched/fair.c:13391:9: sparse: sparse: incorrect type in assignment (different address spaces) @@     expected struct sched_domain *[assigned] sd @@     got struct sched_domain [noderef] __rcu *parent @@
   kernel/sched/fair.c:13391:9: sparse:     expected struct sched_domain *[assigned] sd
   kernel/sched/fair.c:13391:9: sparse:     got struct sched_domain [noderef] __rcu *parent
   kernel/sched/fair.c:5195:25: sparse: sparse: incompatible types in comparison expression (different address spaces):
   kernel/sched/fair.c:5195:25: sparse:    struct sparsemask [noderef] __rcu *
   kernel/sched/fair.c:5195:25: sparse:    struct sparsemask *
   kernel/sched/fair.c:5212:25: sparse: sparse: incompatible types in comparison expression (different address spaces):
   kernel/sched/fair.c:5212:25: sparse:    struct sparsemask [noderef] __rcu *
   kernel/sched/fair.c:5212:25: sparse:    struct sparsemask *
   kernel/sched/fair.c:13747:25: sparse: sparse: incompatible types in comparison expression (different address spaces):
   kernel/sched/fair.c:13747:25: sparse:    struct sparsemask [noderef] __rcu *
   kernel/sched/fair.c:13747:25: sparse:    struct sparsemask *
   kernel/sched/fair.c:6071:22: sparse: sparse: incompatible types in comparison expression (different address spaces):
   kernel/sched/fair.c:6071:22: sparse:    struct task_struct [noderef] __rcu *
   kernel/sched/fair.c:6071:22: sparse:    struct task_struct *
   kernel/sched/fair.c:8196:20: sparse: sparse: incorrect type in assignment (different address spaces) @@     expected struct sched_domain *[assigned] sd @@     got struct sched_domain [noderef] __rcu *parent @@
   kernel/sched/fair.c:8196:20: sparse:     expected struct sched_domain *[assigned] sd
   kernel/sched/fair.c:8196:20: sparse:     got struct sched_domain [noderef] __rcu *parent
   kernel/sched/fair.c:8511:9: sparse: sparse: incorrect type in assignment (different address spaces) @@     expected struct sched_domain *[assigned] tmp @@     got struct sched_domain [noderef] __rcu *parent @@
   kernel/sched/fair.c:8511:9: sparse:     expected struct sched_domain *[assigned] tmp
   kernel/sched/fair.c:8511:9: sparse:     got struct sched_domain [noderef] __rcu *parent
   kernel/sched/fair.c:8623:38: sparse: sparse: incorrect type in initializer (different address spaces) @@     expected struct task_struct *curr @@     got struct task_struct [noderef] __rcu *curr @@
   kernel/sched/fair.c:8623:38: sparse:     expected struct task_struct *curr
   kernel/sched/fair.c:8623:38: sparse:     got struct task_struct [noderef] __rcu *curr
   kernel/sched/fair.c:8969:22: sparse: sparse: incompatible types in comparison expression (different address spaces):
   kernel/sched/fair.c:8969:22: sparse:    struct task_struct [noderef] __rcu *
   kernel/sched/fair.c:8969:22: sparse:    struct task_struct *
   kernel/sched/fair.c:9520:38: sparse: sparse: incorrect type in initializer (different address spaces) @@     expected struct task_struct *curr @@     got struct task_struct [noderef] __rcu *curr @@
   kernel/sched/fair.c:9520:38: sparse:     expected struct task_struct *curr
   kernel/sched/fair.c:9520:38: sparse:     got struct task_struct [noderef] __rcu *curr
   kernel/sched/fair.c:10591:40: sparse: sparse: incorrect type in initializer (different address spaces) @@     expected struct sched_domain *child @@     got struct sched_domain [noderef] __rcu *child @@
   kernel/sched/fair.c:10591:40: sparse:     expected struct sched_domain *child
   kernel/sched/fair.c:10591:40: sparse:     got struct sched_domain [noderef] __rcu *child
   kernel/sched/fair.c:11228:22: sparse: sparse: incompatible types in comparison expression (different address spaces):
   kernel/sched/fair.c:11228:22: sparse:    struct task_struct [noderef] __rcu *
   kernel/sched/fair.c:11228:22: sparse:    struct task_struct *
   kernel/sched/fair.c:12669:9: sparse: sparse: incorrect type in assignment (different address spaces) @@     expected struct sched_domain *[assigned] sd @@     got struct sched_domain [noderef] __rcu *parent @@
   kernel/sched/fair.c:12669:9: sparse:     expected struct sched_domain *[assigned] sd
   kernel/sched/fair.c:12669:9: sparse:     got struct sched_domain [noderef] __rcu *parent
   kernel/sched/fair.c:12326:44: sparse: sparse: incorrect type in initializer (different address spaces) @@     expected struct sched_domain *sd_parent @@     got struct sched_domain [noderef] __rcu *parent @@
   kernel/sched/fair.c:12326:44: sparse:     expected struct sched_domain *sd_parent
   kernel/sched/fair.c:12326:44: sparse:     got struct sched_domain [noderef] __rcu *parent
   kernel/sched/fair.c:12765:9: sparse: sparse: incorrect type in assignment (different address spaces) @@     expected struct sched_domain *[assigned] sd @@     got struct sched_domain [noderef] __rcu *parent @@
   kernel/sched/fair.c:12765:9: sparse:     expected struct sched_domain *[assigned] sd
   kernel/sched/fair.c:12765:9: sparse:     got struct sched_domain [noderef] __rcu *parent
   kernel/sched/fair.c:3039:9: sparse: sparse: context imbalance in 'task_numa_placement' - different lock contexts for basic block
   kernel/sched/fair.c: note: in included file (through include/linux/rculist.h, include/linux/pid.h, include/linux/sched.h, ...):
   include/linux/list.h:83:21: sparse: sparse: self-comparison always evaluates to true
   include/linux/list.h:83:21: sparse: sparse: self-comparison always evaluates to true
   include/linux/list.h:83:21: sparse: sparse: self-comparison always evaluates to true
   include/linux/list.h:83:21: sparse: sparse: self-comparison always evaluates to true
   include/linux/list.h:83:21: sparse: sparse: self-comparison always evaluates to true
   include/linux/list.h:83:21: sparse: sparse: self-comparison always evaluates to true
   include/linux/list.h:83:21: sparse: sparse: self-comparison always evaluates to true
   include/linux/list.h:83:21: sparse: sparse: self-comparison always evaluates to true
   include/linux/list.h:83:21: sparse: sparse: self-comparison always evaluates to true
   include/linux/list.h:83:21: sparse: sparse: self-comparison always evaluates to true
   include/linux/list.h:83:21: sparse: sparse: self-comparison always evaluates to true
   include/linux/list.h:83:21: sparse: sparse: self-comparison always evaluates to true
   kernel/sched/fair.c:7382:28: sparse: sparse: incorrect type in assignment (different address spaces) @@     expected struct sched_domain *sd @@     got struct sched_domain [noderef] __rcu *child @@
   kernel/sched/fair.c:7382:28: sparse:     expected struct sched_domain *sd
   kernel/sched/fair.c:7382:28: sparse:     got struct sched_domain [noderef] __rcu *child
   kernel/sched/fair.c:7388:28: sparse: sparse: incorrect type in assignment (different address spaces) @@     expected struct sched_domain *sd @@     got struct sched_domain [noderef] __rcu *child @@
   kernel/sched/fair.c:7388:28: sparse:     expected struct sched_domain *sd
   kernel/sched/fair.c:7388:28: sparse:     got struct sched_domain [noderef] __rcu *child
   kernel/sched/fair.c:7395:28: sparse: sparse: incorrect type in assignment (different address spaces) @@     expected struct sched_domain *sd @@     got struct sched_domain [noderef] __rcu *child @@
   kernel/sched/fair.c:7395:28: sparse:     expected struct sched_domain *sd
   kernel/sched/fair.c:7395:28: sparse:     got struct sched_domain [noderef] __rcu *child
   kernel/sched/fair.c:7403:17: sparse: sparse: incorrect type in assignment (different address spaces) @@     expected struct sched_domain *[assigned] tmp @@     got struct sched_domain [noderef] __rcu *parent @@
   kernel/sched/fair.c:7403:17: sparse:     expected struct sched_domain *[assigned] tmp
   kernel/sched/fair.c:7403:17: sparse:     got struct sched_domain [noderef] __rcu *parent
   include/linux/list.h:83:21: sparse: sparse: self-comparison always evaluates to true
   include/linux/list.h:83:21: sparse: sparse: self-comparison always evaluates to true
   include/linux/list.h:83:21: sparse: sparse: self-comparison always evaluates to true
   include/linux/list.h:83:21: sparse: sparse: self-comparison always evaluates to true
   kernel/sched/fair.c: note: in included file:
   kernel/sched/sched.h:2355:9: sparse: sparse: incompatible types in comparison expression (different address spaces):
   kernel/sched/sched.h:2355:9: sparse:    struct task_struct [noderef] __rcu *
   kernel/sched/sched.h:2355:9: sparse:    struct task_struct *
   kernel/sched/sched.h:2355:9: sparse: sparse: incompatible types in comparison expression (different address spaces):
   kernel/sched/sched.h:2355:9: sparse:    struct task_struct [noderef] __rcu *
   kernel/sched/sched.h:2355:9: sparse:    struct task_struct *
   kernel/sched/sched.h:2191:25: sparse: sparse: incompatible types in comparison expression (different address spaces):
   kernel/sched/sched.h:2191:25: sparse:    struct task_struct [noderef] __rcu *
   kernel/sched/sched.h:2191:25: sparse:    struct task_struct *
   kernel/sched/sched.h:2191:25: sparse: sparse: incompatible types in comparison expression (different address spaces):
   kernel/sched/sched.h:2191:25: sparse:    struct task_struct [noderef] __rcu *
   kernel/sched/sched.h:2191:25: sparse:    struct task_struct *
vim +/sysctl_qos_level_weights +174 kernel/sched/fair.c
   173	
 > 174	unsigned int sysctl_qos_level_weights[5] = {
   175		QOS_LEVEL_WEIGHT_OFFLINE_EX,
   176		QOS_LEVEL_WEIGHT_OFFLINE,
   177		QOS_LEVEL_WEIGHT_ONLINE,
   178		QOS_LEVEL_WEIGHT_HIGH,
   179		QOS_LEVEL_WEIGHT_HIGH_EX,
   180	};
   181	static long qos_reweight(long shares, struct task_group *tg);
   182	#endif
   183	
-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
                    
                  
                  
                          
                            
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                            [openeuler:OLK-6.6 2007/2007] kernel/sched/fair.c:143:14: sparse: sparse: symbol 'sysctl_overload_detect_period' was not declared. Should it be static?
                        
                        
by kernel test robot 09 Mar '25
                    by kernel test robot 09 Mar '25
09 Mar '25
                    
                        tree:   https://gitee.com/openeuler/kernel.git OLK-6.6
head:   944ce05f6b83ba40c4382c6b90b7b94f529118d3
commit: a3c9f2da0a35df4e41751556be4308f57bdaf3d6 [2007/2007] sched: Introduce handle priority reversion mechanism
config: x86_64-randconfig-r121-20250309 (https://download.01.org/0day-ci/archive/20250309/202503091054.fOa4dBNp-lkp@…)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250309/202503091054.fOa4dBNp-lkp@…)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp(a)intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202503091054.fOa4dBNp-lkp@intel.com/
sparse warnings: (new ones prefixed by >>)
>> kernel/sched/fair.c:143:14: sparse: sparse: symbol 'sysctl_overload_detect_period' was not declared. Should it be static?
>> kernel/sched/fair.c:144:14: sparse: sparse: symbol 'sysctl_offline_wait_interval' was not declared. Should it be static?
   kernel/sched/fair.c:1236:34: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected struct sched_entity const *se @@     got struct sched_entity [noderef] __rcu * @@
   kernel/sched/fair.c:1236:34: sparse:     expected struct sched_entity const *se
   kernel/sched/fair.c:1236:34: sparse:     got struct sched_entity [noderef] __rcu *
   kernel/sched/fair.c:3019:13: sparse: sparse: incorrect type in assignment (different address spaces) @@     expected struct task_struct *tsk @@     got struct task_struct [noderef] __rcu * @@
   kernel/sched/fair.c:3019:13: sparse:     expected struct task_struct *tsk
   kernel/sched/fair.c:3019:13: sparse:     got struct task_struct [noderef] __rcu *
   kernel/sched/fair.c:12477:9: sparse: sparse: incorrect type in assignment (different address spaces) @@     expected struct sched_domain *[assigned] sd @@     got struct sched_domain [noderef] __rcu *parent @@
   kernel/sched/fair.c:12477:9: sparse:     expected struct sched_domain *[assigned] sd
   kernel/sched/fair.c:12477:9: sparse:     got struct sched_domain [noderef] __rcu *parent
   kernel/sched/fair.c:5766:22: sparse: sparse: incompatible types in comparison expression (different address spaces):
   kernel/sched/fair.c:5766:22: sparse:    struct task_struct [noderef] __rcu *
   kernel/sched/fair.c:5766:22: sparse:    struct task_struct *
   kernel/sched/fair.c:7809:20: sparse: sparse: incorrect type in assignment (different address spaces) @@     expected struct sched_domain *[assigned] sd @@     got struct sched_domain [noderef] __rcu *parent @@
   kernel/sched/fair.c:7809:20: sparse:     expected struct sched_domain *[assigned] sd
   kernel/sched/fair.c:7809:20: sparse:     got struct sched_domain [noderef] __rcu *parent
   kernel/sched/fair.c:8014:9: sparse: sparse: incorrect type in assignment (different address spaces) @@     expected struct sched_domain *[assigned] tmp @@     got struct sched_domain [noderef] __rcu *parent @@
   kernel/sched/fair.c:8014:9: sparse:     expected struct sched_domain *[assigned] tmp
   kernel/sched/fair.c:8014:9: sparse:     got struct sched_domain [noderef] __rcu *parent
   kernel/sched/fair.c:8113:38: sparse: sparse: incorrect type in initializer (different address spaces) @@     expected struct task_struct *curr @@     got struct task_struct [noderef] __rcu *curr @@
   kernel/sched/fair.c:8113:38: sparse:     expected struct task_struct *curr
   kernel/sched/fair.c:8113:38: sparse:     got struct task_struct [noderef] __rcu *curr
   kernel/sched/fair.c:8333:22: sparse: sparse: incompatible types in comparison expression (different address spaces):
   kernel/sched/fair.c:8333:22: sparse:    struct task_struct [noderef] __rcu *
   kernel/sched/fair.c:8333:22: sparse:    struct task_struct *
   kernel/sched/fair.c:8687:38: sparse: sparse: incorrect type in initializer (different address spaces) @@     expected struct task_struct *curr @@     got struct task_struct [noderef] __rcu *curr @@
   kernel/sched/fair.c:8687:38: sparse:     expected struct task_struct *curr
   kernel/sched/fair.c:8687:38: sparse:     got struct task_struct [noderef] __rcu *curr
   kernel/sched/fair.c:9680:40: sparse: sparse: incorrect type in initializer (different address spaces) @@     expected struct sched_domain *child @@     got struct sched_domain [noderef] __rcu *child @@
   kernel/sched/fair.c:9680:40: sparse:     expected struct sched_domain *child
   kernel/sched/fair.c:9680:40: sparse:     got struct sched_domain [noderef] __rcu *child
   kernel/sched/fair.c:10317:22: sparse: sparse: incompatible types in comparison expression (different address spaces):
   kernel/sched/fair.c:10317:22: sparse:    struct task_struct [noderef] __rcu *
   kernel/sched/fair.c:10317:22: sparse:    struct task_struct *
   kernel/sched/fair.c:11749:9: sparse: sparse: incorrect type in assignment (different address spaces) @@     expected struct sched_domain *[assigned] sd @@     got struct sched_domain [noderef] __rcu *parent @@
   kernel/sched/fair.c:11749:9: sparse:     expected struct sched_domain *[assigned] sd
   kernel/sched/fair.c:11749:9: sparse:     got struct sched_domain [noderef] __rcu *parent
   kernel/sched/fair.c:11406:44: sparse: sparse: incorrect type in initializer (different address spaces) @@     expected struct sched_domain *sd_parent @@     got struct sched_domain [noderef] __rcu *parent @@
   kernel/sched/fair.c:11406:44: sparse:     expected struct sched_domain *sd_parent
   kernel/sched/fair.c:11406:44: sparse:     got struct sched_domain [noderef] __rcu *parent
   kernel/sched/fair.c:11845:9: sparse: sparse: incorrect type in assignment (different address spaces) @@     expected struct sched_domain *[assigned] sd @@     got struct sched_domain [noderef] __rcu *parent @@
   kernel/sched/fair.c:11845:9: sparse:     expected struct sched_domain *[assigned] sd
   kernel/sched/fair.c:11845:9: sparse:     got struct sched_domain [noderef] __rcu *parent
   kernel/sched/fair.c:2965:9: sparse: sparse: context imbalance in 'task_numa_placement' - different lock contexts for basic block
   kernel/sched/fair.c: note: in included file (through include/linux/rculist.h, include/linux/pid.h, include/linux/sched.h, ...):
   include/linux/list.h:83:21: sparse: sparse: self-comparison always evaluates to true
   include/linux/list.h:83:21: sparse: sparse: self-comparison always evaluates to true
   include/linux/list.h:83:21: sparse: sparse: self-comparison always evaluates to true
   include/linux/list.h:83:21: sparse: sparse: self-comparison always evaluates to true
   include/linux/list.h:83:21: sparse: sparse: self-comparison always evaluates to true
   include/linux/list.h:83:21: sparse: sparse: self-comparison always evaluates to true
   include/linux/list.h:83:21: sparse: sparse: self-comparison always evaluates to true
   include/linux/list.h:83:21: sparse: sparse: self-comparison always evaluates to true
   include/linux/list.h:83:21: sparse: sparse: self-comparison always evaluates to true
   include/linux/list.h:83:21: sparse: sparse: self-comparison always evaluates to true
   include/linux/list.h:83:21: sparse: sparse: self-comparison always evaluates to true
   include/linux/list.h:83:21: sparse: sparse: self-comparison always evaluates to true
   kernel/sched/fair.c:7047:28: sparse: sparse: incorrect type in assignment (different address spaces) @@     expected struct sched_domain *sd @@     got struct sched_domain [noderef] __rcu *child @@
   kernel/sched/fair.c:7047:28: sparse:     expected struct sched_domain *sd
   kernel/sched/fair.c:7047:28: sparse:     got struct sched_domain [noderef] __rcu *child
   kernel/sched/fair.c:7053:28: sparse: sparse: incorrect type in assignment (different address spaces) @@     expected struct sched_domain *sd @@     got struct sched_domain [noderef] __rcu *child @@
   kernel/sched/fair.c:7053:28: sparse:     expected struct sched_domain *sd
   kernel/sched/fair.c:7053:28: sparse:     got struct sched_domain [noderef] __rcu *child
   kernel/sched/fair.c:7060:28: sparse: sparse: incorrect type in assignment (different address spaces) @@     expected struct sched_domain *sd @@     got struct sched_domain [noderef] __rcu *child @@
   kernel/sched/fair.c:7060:28: sparse:     expected struct sched_domain *sd
   kernel/sched/fair.c:7060:28: sparse:     got struct sched_domain [noderef] __rcu *child
   kernel/sched/fair.c:7068:17: sparse: sparse: incorrect type in assignment (different address spaces) @@     expected struct sched_domain *[assigned] tmp @@     got struct sched_domain [noderef] __rcu *parent @@
   kernel/sched/fair.c:7068:17: sparse:     expected struct sched_domain *[assigned] tmp
   kernel/sched/fair.c:7068:17: sparse:     got struct sched_domain [noderef] __rcu *parent
   include/linux/list.h:83:21: sparse: sparse: self-comparison always evaluates to true
   include/linux/list.h:83:21: sparse: sparse: self-comparison always evaluates to true
   include/linux/list.h:83:21: sparse: sparse: self-comparison always evaluates to true
   include/linux/list.h:83:21: sparse: sparse: self-comparison always evaluates to true
   kernel/sched/fair.c: note: in included file:
   kernel/sched/sched.h:2309:9: sparse: sparse: incompatible types in comparison expression (different address spaces):
   kernel/sched/sched.h:2309:9: sparse:    struct task_struct [noderef] __rcu *
   kernel/sched/sched.h:2309:9: sparse:    struct task_struct *
   kernel/sched/sched.h:2145:25: sparse: sparse: incompatible types in comparison expression (different address spaces):
   kernel/sched/sched.h:2145:25: sparse:    struct task_struct [noderef] __rcu *
   kernel/sched/sched.h:2145:25: sparse:    struct task_struct *
   kernel/sched/sched.h:2145:25: sparse: sparse: incompatible types in comparison expression (different address spaces):
   kernel/sched/sched.h:2145:25: sparse:    struct task_struct [noderef] __rcu *
   kernel/sched/sched.h:2145:25: sparse:    struct task_struct *
vim +/sysctl_overload_detect_period +143 kernel/sched/fair.c
   139	
   140	static DEFINE_PER_CPU_SHARED_ALIGNED(struct list_head, qos_throttled_cfs_rq);
   141	static DEFINE_PER_CPU_SHARED_ALIGNED(struct hrtimer, qos_overload_timer);
   142	static DEFINE_PER_CPU(int, qos_cpu_overload);
 > 143	unsigned int sysctl_overload_detect_period = 5000;  /* in ms */
 > 144	unsigned int sysctl_offline_wait_interval = 100;  /* in ms */
   145	static int one_thousand = 1000;
   146	static int hundred_thousand = 100000;
   147	static int unthrottle_qos_cfs_rqs(int cpu);
   148	#endif
   149	
-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
                    
                  
                  
                          
                            
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                            [openeuler:OLK-6.6] BUILD REGRESSION 944ce05f6b83ba40c4382c6b90b7b94f529118d3
                        
                        
by kernel test robot 09 Mar '25
                    by kernel test robot 09 Mar '25
09 Mar '25
                    
                        tree/branch: https://gitee.com/openeuler/kernel.git OLK-6.6
branch HEAD: 944ce05f6b83ba40c4382c6b90b7b94f529118d3  !15302 [openEuler-24.03-LTS][linux-6.6.y sync] Backport 6.6.57-6.6.58 LTS Conflicts Patches
Error/Warning (recently discovered and may have been fixed):
    https://lore.kernel.org/oe-kbuild-all/202503082212.OF8nZc9a-lkp@intel.com
    mm/memory.c:5277:24: warning: variable 'nr_pages' set but not used [-Wunused-but-set-variable]
Error/Warning ids grouped by kconfigs:
recent_errors
|-- arm64-allmodconfig
|   |-- include-linux-fortify-string.h:warning:call-to-__write_overflow_field-declared-with-warning-attribute:detected-write-beyond-size-of-field-(1st-parameter)-maybe-use-struct_group()
|   |-- mm-dynamic_pool.c:warning:variable-ret-is-uninitialized-when-used-here
|   |-- mm-memblock.c:warning:expecting-prototype-for-memblock_alloc_internal().-Prototype-was-for-__memblock_alloc_internal()-instead
|   |-- mm-memblock.c:warning:no-previous-prototype-for-function-memblock_alloc_range_nid_flags
|   |-- mm-memcontrol.c:warning:no-previous-prototype-for-function-hisi_oom_recover
|   |-- mm-memory.c:warning:variable-nr_pages-set-but-not-used
|   |-- mm-oom_kill.c:warning:Function-parameter-or-member-oc-not-described-in-oom_next_task
|   |-- mm-oom_kill.c:warning:Function-parameter-or-member-points-not-described-in-oom_next_task
|   |-- mm-oom_kill.c:warning:Function-parameter-or-member-task-not-described-in-oom_next_task
|   |-- mm-oom_kill.c:warning:expecting-prototype-for-We-choose-the-task-in-low().-Prototype-was-for-oom_next_task()-instead
|   |-- mm-page_cache_limit.c:warning:no-previous-prototype-for-function-cache_limit_mbytes_sysctl_handler
|   |-- mm-page_cache_limit.c:warning:no-previous-prototype-for-function-cache_reclaim_enable_handler
|   |-- mm-page_cache_limit.c:warning:no-previous-prototype-for-function-cache_reclaim_sysctl_handler
|   |-- mm-share_pool.c:warning:Function-parameter-or-member-node_id-not-described-in-sp_area_alloc
|   |-- mm-share_pool.c:warning:Function-parameter-or-member-spg_id-not-described-in-mg_sp_unshare
|   |-- mm-share_pool.c:warning:duplicate-section-name-Return
|   |-- mm-share_pool.c:warning:expecting-prototype-for-mp_sp_group_id_by_pid().-Prototype-was-for-mg_sp_group_id_by_pid()-instead
|   |-- mm-share_pool.c:warning:variable-is_hugepage-set-but-not-used
|   `-- mm-vmalloc.c:warning:Function-parameter-or-member-pgoff-not-described-in-remap_vmalloc_hugepage_range_partial
|-- arm64-allnoconfig
|   |-- mm-madvise.c:warning:no-previous-prototype-for-force_swapin_vma
|   |-- mm-memblock.c:warning:expecting-prototype-for-memblock_alloc_internal().-Prototype-was-for-__memblock_alloc_internal()-instead
|   |-- mm-memblock.c:warning:no-previous-prototype-for-memblock_alloc_range_nid_flags
|   |-- mm-memory.c:warning:variable-nr_pages-set-but-not-used
|   |-- mm-oom_kill.c:warning:Function-parameter-or-member-oc-not-described-in-oom_next_task
|   |-- mm-oom_kill.c:warning:Function-parameter-or-member-points-not-described-in-oom_next_task
|   |-- mm-oom_kill.c:warning:Function-parameter-or-member-task-not-described-in-oom_next_task
|   |-- mm-oom_kill.c:warning:expecting-prototype-for-We-choose-the-task-in-low().-Prototype-was-for-oom_next_task()-instead
|   `-- mm-vmalloc.c:warning:Function-parameter-or-member-pgoff-not-described-in-remap_vmalloc_hugepage_range_partial
|-- arm64-randconfig-001-20250308
|   |-- mm-madvise.c:warning:no-previous-prototype-for-force_swapin_vma
|   |-- mm-memblock.c:warning:expecting-prototype-for-memblock_alloc_internal().-Prototype-was-for-__memblock_alloc_internal()-instead
|   |-- mm-memblock.c:warning:no-previous-prototype-for-memblock_alloc_range_nid_flags
|   |-- mm-memcontrol.c:warning:mem_cgroup_check_swap_for_v1-defined-but-not-used
|   |-- mm-oom_kill.c:warning:Function-parameter-or-member-oc-not-described-in-oom_next_task
|   |-- mm-oom_kill.c:warning:Function-parameter-or-member-points-not-described-in-oom_next_task
|   |-- mm-oom_kill.c:warning:Function-parameter-or-member-task-not-described-in-oom_next_task
|   |-- mm-oom_kill.c:warning:expecting-prototype-for-We-choose-the-task-in-low().-Prototype-was-for-oom_next_task()-instead
|   `-- mm-vmalloc.c:warning:Function-parameter-or-member-pgoff-not-described-in-remap_vmalloc_hugepage_range_partial
|-- arm64-randconfig-002-20250308
|   |-- mm-madvise.c:warning:no-previous-prototype-for-force_swapin_vma
|   |-- mm-memblock.c:warning:expecting-prototype-for-memblock_alloc_internal().-Prototype-was-for-__memblock_alloc_internal()-instead
|   |-- mm-memblock.c:warning:no-previous-prototype-for-memblock_alloc_range_nid_flags
|   |-- mm-oom_kill.c:warning:Function-parameter-or-member-oc-not-described-in-oom_next_task
|   |-- mm-oom_kill.c:warning:Function-parameter-or-member-points-not-described-in-oom_next_task
|   |-- mm-oom_kill.c:warning:Function-parameter-or-member-task-not-described-in-oom_next_task
|   |-- mm-oom_kill.c:warning:expecting-prototype-for-We-choose-the-task-in-low().-Prototype-was-for-oom_next_task()-instead
|   `-- mm-vmalloc.c:warning:Function-parameter-or-member-pgoff-not-described-in-remap_vmalloc_hugepage_range_partial
|-- arm64-randconfig-003-20250308
|   |-- mm-madvise.c:warning:no-previous-prototype-for-function-force_swapin_vma
|   |-- mm-memblock.c:warning:expecting-prototype-for-memblock_alloc_internal().-Prototype-was-for-__memblock_alloc_internal()-instead
|   |-- mm-memblock.c:warning:no-previous-prototype-for-function-memblock_alloc_range_nid_flags
|   |-- mm-oom_kill.c:warning:Function-parameter-or-member-oc-not-described-in-oom_next_task
|   |-- mm-oom_kill.c:warning:Function-parameter-or-member-points-not-described-in-oom_next_task
|   |-- mm-oom_kill.c:warning:Function-parameter-or-member-task-not-described-in-oom_next_task
|   |-- mm-oom_kill.c:warning:expecting-prototype-for-We-choose-the-task-in-low().-Prototype-was-for-oom_next_task()-instead
|   `-- mm-vmalloc.c:warning:Function-parameter-or-member-pgoff-not-described-in-remap_vmalloc_hugepage_range_partial
|-- arm64-randconfig-004-20250308
|   |-- mm-madvise.c:warning:no-previous-prototype-for-force_swapin_vma
|   |-- mm-memblock.c:warning:expecting-prototype-for-memblock_alloc_internal().-Prototype-was-for-__memblock_alloc_internal()-instead
|   |-- mm-memblock.c:warning:no-previous-prototype-for-memblock_alloc_range_nid_flags
|   |-- mm-oom_kill.c:warning:Function-parameter-or-member-oc-not-described-in-oom_next_task
|   |-- mm-oom_kill.c:warning:Function-parameter-or-member-points-not-described-in-oom_next_task
|   |-- mm-oom_kill.c:warning:Function-parameter-or-member-task-not-described-in-oom_next_task
|   |-- mm-oom_kill.c:warning:expecting-prototype-for-We-choose-the-task-in-low().-Prototype-was-for-oom_next_task()-instead
|   `-- mm-vmalloc.c:warning:Function-parameter-or-member-pgoff-not-described-in-remap_vmalloc_hugepage_range_partial
|-- arm64-randconfig-051-20250309
|   |-- Documentation-devicetree-bindings-dma-snps-dw-axi-dmac.yaml:snps-priority:multiple-incompatible-types:uint32-array
|   `-- Documentation-devicetree-bindings-net-snps-dwmac.yaml:snps-priority:multiple-incompatible-types:uint32
|-- arm64-randconfig-052-20250309
|   |-- Documentation-devicetree-bindings-dma-snps-dw-axi-dmac.yaml:snps-priority:multiple-incompatible-types:uint32-array
|   `-- Documentation-devicetree-bindings-net-snps-dwmac.yaml:snps-priority:multiple-incompatible-types:uint32
|-- arm64-randconfig-053-20250309
|   |-- Documentation-devicetree-bindings-dma-snps-dw-axi-dmac.yaml:snps-priority:multiple-incompatible-types:uint32-array
|   `-- Documentation-devicetree-bindings-net-snps-dwmac.yaml:snps-priority:multiple-incompatible-types:uint32
|-- arm64-randconfig-054-20250309
|   |-- Documentation-devicetree-bindings-dma-snps-dw-axi-dmac.yaml:snps-priority:multiple-incompatible-types:uint32-array
|   `-- Documentation-devicetree-bindings-net-snps-dwmac.yaml:snps-priority:multiple-incompatible-types:uint32
|-- arm64-randconfig-055-20250309
|   |-- Documentation-devicetree-bindings-dma-snps-dw-axi-dmac.yaml:snps-priority:multiple-incompatible-types:uint32-array
|   `-- Documentation-devicetree-bindings-net-snps-dwmac.yaml:snps-priority:multiple-incompatible-types:uint32
|-- loongarch-allmodconfig
|   |-- mm-madvise.c:warning:no-previous-prototype-for-force_swapin_vma
|   |-- mm-memblock.c:warning:expecting-prototype-for-memblock_alloc_internal().-Prototype-was-for-__memblock_alloc_internal()-instead
|   |-- mm-memblock.c:warning:no-previous-prototype-for-memblock_alloc_range_nid_flags
|   |-- mm-memory.c:warning:variable-nr_pages-set-but-not-used
|   |-- mm-oom_kill.c:warning:Function-parameter-or-member-oc-not-described-in-oom_next_task
|   |-- mm-oom_kill.c:warning:Function-parameter-or-member-points-not-described-in-oom_next_task
|   |-- mm-oom_kill.c:warning:Function-parameter-or-member-task-not-described-in-oom_next_task
|   |-- mm-oom_kill.c:warning:expecting-prototype-for-We-choose-the-task-in-low().-Prototype-was-for-oom_next_task()-instead
|   |-- mm-page_cache_limit.c:warning:no-previous-prototype-for-cache_limit_mbytes_sysctl_handler
|   |-- mm-page_cache_limit.c:warning:no-previous-prototype-for-cache_reclaim_enable_handler
|   |-- mm-page_cache_limit.c:warning:no-previous-prototype-for-cache_reclaim_sysctl_handler
|   `-- mm-vmalloc.c:warning:Function-parameter-or-member-pgoff-not-described-in-remap_vmalloc_hugepage_range_partial
|-- loongarch-allnoconfig
|   |-- mm-madvise.c:warning:no-previous-prototype-for-force_swapin_vma
|   |-- mm-memblock.c:warning:expecting-prototype-for-memblock_alloc_internal().-Prototype-was-for-__memblock_alloc_internal()-instead
|   |-- mm-memblock.c:warning:no-previous-prototype-for-memblock_alloc_range_nid_flags
|   |-- mm-memory.c:warning:variable-nr_pages-set-but-not-used
|   |-- mm-oom_kill.c:warning:Function-parameter-or-member-oc-not-described-in-oom_next_task
|   |-- mm-oom_kill.c:warning:Function-parameter-or-member-points-not-described-in-oom_next_task
|   |-- mm-oom_kill.c:warning:Function-parameter-or-member-task-not-described-in-oom_next_task
|   |-- mm-oom_kill.c:warning:expecting-prototype-for-We-choose-the-task-in-low().-Prototype-was-for-oom_next_task()-instead
|   `-- mm-vmalloc.c:warning:Function-parameter-or-member-pgoff-not-described-in-remap_vmalloc_hugepage_range_partial
|-- loongarch-randconfig-001-20250308
|   |-- mm-madvise.c:warning:no-previous-prototype-for-force_swapin_vma
|   |-- mm-memblock.c:warning:expecting-prototype-for-memblock_alloc_internal().-Prototype-was-for-__memblock_alloc_internal()-instead
|   |-- mm-memblock.c:warning:no-previous-prototype-for-memblock_alloc_range_nid_flags
|   |-- mm-memory.c:warning:variable-nr_pages-set-but-not-used
|   |-- mm-oom_kill.c:warning:Function-parameter-or-member-oc-not-described-in-oom_next_task
|   |-- mm-oom_kill.c:warning:Function-parameter-or-member-points-not-described-in-oom_next_task
|   |-- mm-oom_kill.c:warning:Function-parameter-or-member-task-not-described-in-oom_next_task
|   |-- mm-oom_kill.c:warning:expecting-prototype-for-We-choose-the-task-in-low().-Prototype-was-for-oom_next_task()-instead
|   `-- mm-vmalloc.c:warning:Function-parameter-or-member-pgoff-not-described-in-remap_vmalloc_hugepage_range_partial
|-- loongarch-randconfig-002-20250308
|   `-- include-linux-mmzone.h:error:error-Allocator-MAX_ORDER-exceeds-SECTION_SIZE
|-- x86_64-allnoconfig
|   |-- mm-madvise.c:warning:no-previous-prototype-for-function-force_swapin_vma
|   |-- mm-memblock.c:warning:expecting-prototype-for-memblock_alloc_internal().-Prototype-was-for-__memblock_alloc_internal()-instead
|   |-- mm-memblock.c:warning:no-previous-prototype-for-function-memblock_alloc_range_nid_flags
|   |-- mm-memory.c:warning:variable-nr_pages-set-but-not-used
|   |-- mm-oom_kill.c:warning:Function-parameter-or-member-oc-not-described-in-oom_next_task
|   |-- mm-oom_kill.c:warning:Function-parameter-or-member-points-not-described-in-oom_next_task
|   |-- mm-oom_kill.c:warning:Function-parameter-or-member-task-not-described-in-oom_next_task
|   |-- mm-oom_kill.c:warning:expecting-prototype-for-We-choose-the-task-in-low().-Prototype-was-for-oom_next_task()-instead
|   `-- mm-vmalloc.c:warning:Function-parameter-or-member-pgoff-not-described-in-remap_vmalloc_hugepage_range_partial
|-- x86_64-allyesconfig
|   |-- include-linux-fortify-string.h:warning:call-to-__write_overflow_field-declared-with-warning-attribute:detected-write-beyond-size-of-field-(1st-parameter)-maybe-use-struct_group()
|   |-- mm-dynamic_pool.c:warning:variable-ret-is-uninitialized-when-used-here
|   |-- mm-memblock.c:warning:expecting-prototype-for-memblock_alloc_internal().-Prototype-was-for-__memblock_alloc_internal()-instead
|   |-- mm-memblock.c:warning:no-previous-prototype-for-function-memblock_alloc_range_nid_flags
|   |-- mm-memory.c:warning:variable-nr_pages-set-but-not-used
|   |-- mm-oom_kill.c:warning:Function-parameter-or-member-oc-not-described-in-oom_next_task
|   |-- mm-oom_kill.c:warning:Function-parameter-or-member-points-not-described-in-oom_next_task
|   |-- mm-oom_kill.c:warning:Function-parameter-or-member-task-not-described-in-oom_next_task
|   |-- mm-oom_kill.c:warning:expecting-prototype-for-We-choose-the-task-in-low().-Prototype-was-for-oom_next_task()-instead
|   |-- mm-page_cache_limit.c:warning:no-previous-prototype-for-function-cache_limit_mbytes_sysctl_handler
|   |-- mm-page_cache_limit.c:warning:no-previous-prototype-for-function-cache_reclaim_enable_handler
|   |-- mm-page_cache_limit.c:warning:no-previous-prototype-for-function-cache_reclaim_sysctl_handler
|   `-- mm-vmalloc.c:warning:Function-parameter-or-member-pgoff-not-described-in-remap_vmalloc_hugepage_range_partial
|-- x86_64-buildonly-randconfig-001-20250308
|   |-- mm-madvise.c:warning:no-previous-prototype-for-force_swapin_vma
|   |-- mm-memblock.c:warning:expecting-prototype-for-memblock_alloc_internal().-Prototype-was-for-__memblock_alloc_internal()-instead
|   |-- mm-memblock.c:warning:no-previous-prototype-for-memblock_alloc_range_nid_flags
|   |-- mm-oom_kill.c:warning:Function-parameter-or-member-oc-not-described-in-oom_next_task
|   |-- mm-oom_kill.c:warning:Function-parameter-or-member-points-not-described-in-oom_next_task
|   |-- mm-oom_kill.c:warning:Function-parameter-or-member-task-not-described-in-oom_next_task
|   |-- mm-oom_kill.c:warning:expecting-prototype-for-We-choose-the-task-in-low().-Prototype-was-for-oom_next_task()-instead
|   `-- mm-vmalloc.c:warning:Function-parameter-or-member-pgoff-not-described-in-remap_vmalloc_hugepage_range_partial
|-- x86_64-buildonly-randconfig-002-20250308
|   |-- mm-madvise.c:warning:no-previous-prototype-for-function-force_swapin_vma
|   |-- mm-memblock.c:warning:expecting-prototype-for-memblock_alloc_internal().-Prototype-was-for-__memblock_alloc_internal()-instead
|   |-- mm-memblock.c:warning:no-previous-prototype-for-function-memblock_alloc_range_nid_flags
|   |-- mm-oom_kill.c:warning:Function-parameter-or-member-oc-not-described-in-oom_next_task
|   |-- mm-oom_kill.c:warning:Function-parameter-or-member-points-not-described-in-oom_next_task
|   |-- mm-oom_kill.c:warning:Function-parameter-or-member-task-not-described-in-oom_next_task
|   |-- mm-oom_kill.c:warning:expecting-prototype-for-We-choose-the-task-in-low().-Prototype-was-for-oom_next_task()-instead
|   `-- mm-vmalloc.c:warning:Function-parameter-or-member-pgoff-not-described-in-remap_vmalloc_hugepage_range_partial
|-- x86_64-buildonly-randconfig-003-20250308
|   |-- mm-madvise.c:warning:no-previous-prototype-for-force_swapin_vma
|   |-- mm-memblock.c:warning:expecting-prototype-for-memblock_alloc_internal().-Prototype-was-for-__memblock_alloc_internal()-instead
|   |-- mm-memblock.c:warning:no-previous-prototype-for-memblock_alloc_range_nid_flags
|   |-- mm-oom_kill.c:warning:Function-parameter-or-member-oc-not-described-in-oom_next_task
|   |-- mm-oom_kill.c:warning:Function-parameter-or-member-points-not-described-in-oom_next_task
|   |-- mm-oom_kill.c:warning:Function-parameter-or-member-task-not-described-in-oom_next_task
|   |-- mm-oom_kill.c:warning:expecting-prototype-for-We-choose-the-task-in-low().-Prototype-was-for-oom_next_task()-instead
|   `-- mm-vmalloc.c:warning:Function-parameter-or-member-pgoff-not-described-in-remap_vmalloc_hugepage_range_partial
|-- x86_64-buildonly-randconfig-004-20250308
|   |-- mm-madvise.c:warning:no-previous-prototype-for-function-force_swapin_vma
|   |-- mm-memblock.c:warning:expecting-prototype-for-memblock_alloc_internal().-Prototype-was-for-__memblock_alloc_internal()-instead
|   |-- mm-memblock.c:warning:no-previous-prototype-for-function-memblock_alloc_range_nid_flags
|   |-- mm-oom_kill.c:warning:Function-parameter-or-member-oc-not-described-in-oom_next_task
|   |-- mm-oom_kill.c:warning:Function-parameter-or-member-points-not-described-in-oom_next_task
|   |-- mm-oom_kill.c:warning:Function-parameter-or-member-task-not-described-in-oom_next_task
|   |-- mm-oom_kill.c:warning:expecting-prototype-for-We-choose-the-task-in-low().-Prototype-was-for-oom_next_task()-instead
|   `-- mm-vmalloc.c:warning:Function-parameter-or-member-pgoff-not-described-in-remap_vmalloc_hugepage_range_partial
|-- x86_64-buildonly-randconfig-005-20250308
|   |-- include-linux-psp-hygon.h:warning:no-previous-prototype-for-function-psp_register_cmd_notifier
|   |-- include-linux-psp-hygon.h:warning:no-previous-prototype-for-function-psp_unregister_cmd_notifier
|   |-- mm-madvise.c:warning:no-previous-prototype-for-function-force_swapin_vma
|   |-- mm-memblock.c:warning:expecting-prototype-for-memblock_alloc_internal().-Prototype-was-for-__memblock_alloc_internal()-instead
|   |-- mm-memblock.c:warning:no-previous-prototype-for-function-memblock_alloc_range_nid_flags
|   |-- mm-oom_kill.c:warning:Function-parameter-or-member-oc-not-described-in-oom_next_task
|   |-- mm-oom_kill.c:warning:Function-parameter-or-member-points-not-described-in-oom_next_task
|   |-- mm-oom_kill.c:warning:Function-parameter-or-member-task-not-described-in-oom_next_task
|   |-- mm-oom_kill.c:warning:expecting-prototype-for-We-choose-the-task-in-low().-Prototype-was-for-oom_next_task()-instead
|   `-- mm-vmalloc.c:warning:Function-parameter-or-member-pgoff-not-described-in-remap_vmalloc_hugepage_range_partial
|-- x86_64-buildonly-randconfig-006-20250308
|   |-- mm-madvise.c:warning:no-previous-prototype-for-function-force_swapin_vma
|   |-- mm-memblock.c:warning:expecting-prototype-for-memblock_alloc_internal().-Prototype-was-for-__memblock_alloc_internal()-instead
|   |-- mm-memblock.c:warning:no-previous-prototype-for-function-memblock_alloc_range_nid_flags
|   |-- mm-oom_kill.c:warning:Function-parameter-or-member-oc-not-described-in-oom_next_task
|   |-- mm-oom_kill.c:warning:Function-parameter-or-member-points-not-described-in-oom_next_task
|   |-- mm-oom_kill.c:warning:Function-parameter-or-member-task-not-described-in-oom_next_task
|   |-- mm-oom_kill.c:warning:expecting-prototype-for-We-choose-the-task-in-low().-Prototype-was-for-oom_next_task()-instead
|   `-- mm-vmalloc.c:warning:Function-parameter-or-member-pgoff-not-described-in-remap_vmalloc_hugepage_range_partial
|-- x86_64-defconfig
|   |-- mm-madvise.c:warning:no-previous-prototype-for-force_swapin_vma
|   |-- mm-memblock.c:warning:expecting-prototype-for-memblock_alloc_internal().-Prototype-was-for-__memblock_alloc_internal()-instead
|   |-- mm-memblock.c:warning:no-previous-prototype-for-memblock_alloc_range_nid_flags
|   |-- mm-memory.c:warning:variable-nr_pages-set-but-not-used
|   |-- mm-oom_kill.c:warning:Function-parameter-or-member-oc-not-described-in-oom_next_task
|   |-- mm-oom_kill.c:warning:Function-parameter-or-member-points-not-described-in-oom_next_task
|   |-- mm-oom_kill.c:warning:Function-parameter-or-member-task-not-described-in-oom_next_task
|   |-- mm-oom_kill.c:warning:expecting-prototype-for-We-choose-the-task-in-low().-Prototype-was-for-oom_next_task()-instead
|   `-- mm-vmalloc.c:warning:Function-parameter-or-member-pgoff-not-described-in-remap_vmalloc_hugepage_range_partial
`-- x86_64-randconfig-r121-20250309
    |-- mm-memblock.c:warning:expecting-prototype-for-memblock_alloc_internal().-Prototype-was-for-__memblock_alloc_internal()-instead
    |-- mm-memblock.c:warning:no-previous-prototype-for-memblock_alloc_range_nid_flags
    |-- mm-memory.c:warning:variable-nr_pages-set-but-not-used
    |-- mm-oom_kill.c:warning:Function-parameter-or-member-oc-not-described-in-oom_next_task
    |-- mm-oom_kill.c:warning:Function-parameter-or-member-points-not-described-in-oom_next_task
    |-- mm-oom_kill.c:warning:Function-parameter-or-member-task-not-described-in-oom_next_task
    |-- mm-oom_kill.c:warning:expecting-prototype-for-We-choose-the-task-in-low().-Prototype-was-for-oom_next_task()-instead
    `-- mm-vmalloc.c:warning:Function-parameter-or-member-pgoff-not-described-in-remap_vmalloc_hugepage_range_partial
elapsed time: 838m
configs tested: 19
configs skipped: 122
tested configs:
arm64                           allmodconfig    clang-18
arm64                            allnoconfig    gcc-14.2.0
arm64                randconfig-001-20250308    gcc-14.2.0
arm64                randconfig-002-20250308    gcc-14.2.0
arm64                randconfig-003-20250308    clang-16
arm64                randconfig-004-20250308    gcc-14.2.0
loongarch                       allmodconfig    gcc-14.2.0
loongarch                        allnoconfig    gcc-14.2.0
loongarch            randconfig-001-20250308    gcc-14.2.0
loongarch            randconfig-002-20250308    gcc-14.2.0
x86_64                           allnoconfig    clang-19
x86_64                          allyesconfig    clang-19
x86_64     buildonly-randconfig-001-20250308    gcc-12
x86_64     buildonly-randconfig-002-20250308    clang-19
x86_64     buildonly-randconfig-003-20250308    gcc-12
x86_64     buildonly-randconfig-004-20250308    clang-19
x86_64     buildonly-randconfig-005-20250308    clang-19
x86_64     buildonly-randconfig-006-20250308    clang-19
x86_64                             defconfig    gcc-11
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
                    
                  
                  
                          
                            
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                            [openeuler:OLK-5.10] BUILD REGRESSION 2e32af659ca005096d96fb7e433bd96744b02844
                        
                        
by kernel test robot 09 Mar '25
                    by kernel test robot 09 Mar '25
09 Mar '25
                    
                        tree/branch: https://gitee.com/openeuler/kernel.git OLK-5.10
branch HEAD: 2e32af659ca005096d96fb7e433bd96744b02844  !15397  Bluetooth: L2CAP: handle NULL sock pointer in l2cap_sock_alloc
Error/Warning ids grouped by kconfigs:
recent_errors
|-- arm64-allnoconfig
|   |-- mm-page_alloc.c:warning:no-previous-prototype-for-__drain_all_pages
|   `-- mm-page_alloc.c:warning:no-previous-prototype-for-__zone_set_pageset_high_and_batch
|-- arm64-defconfig
|   |-- mm-khugepaged.c:warning:Function-parameter-or-member-reliable-not-described-in-collapse_file
|   |-- mm-page_alloc.c:warning:no-previous-prototype-for-__drain_all_pages
|   `-- mm-page_alloc.c:warning:no-previous-prototype-for-__zone_set_pageset_high_and_batch
|-- arm64-randconfig-001-20250308
|   |-- mm-page_alloc.c:warning:no-previous-prototype-for-__drain_all_pages
|   `-- mm-page_alloc.c:warning:no-previous-prototype-for-__zone_set_pageset_high_and_batch
|-- arm64-randconfig-002-20250308
|   |-- mm-khugepaged.c:warning:Function-parameter-or-member-reliable-not-described-in-collapse_file
|   |-- mm-page_alloc.c:warning:no-previous-prototype-for-__drain_all_pages
|   `-- mm-page_alloc.c:warning:no-previous-prototype-for-__zone_set_pageset_high_and_batch
|-- arm64-randconfig-004-20250308
|   |-- mm-page_alloc.c:warning:no-previous-prototype-for-__drain_all_pages
|   `-- mm-page_alloc.c:warning:no-previous-prototype-for-__zone_set_pageset_high_and_batch
|-- arm64-randconfig-r131-20250308
|   |-- mm-page_alloc.c:sparse:sparse:symbol-__drain_all_pages-was-not-declared.-Should-it-be-static
|   |-- mm-page_alloc.c:sparse:sparse:symbol-__zone_set_pageset_high_and_batch-was-not-declared.-Should-it-be-static
|   `-- mm-percpu.c:sparse:sparse:symbol-pcpu_free_slot-was-not-declared.-Should-it-be-static
|-- x86_64-allnoconfig
|   |-- Warning:arch-x86-kernel-cpu-resctrl-monitor.c-references-a-file-that-doesn-t-exist:Documentation-x86-resctrl.rst
|   |-- drivers-iommu-sw64-sunway_iommu_v2.c:linux-pci.h-is-included-more-than-once.
|   |-- drivers-scsi-linkdata-ps3stor-linux-ps3_base.c:linux-version.h-not-needed.
|   |-- drivers-scsi-linkdata-ps3stor-linux-ps3_base.c:ps3_driver_log.h-is-included-more-than-once.
|   |-- drivers-scsi-linkdata-ps3stor-linux-ps3_base.c:ps3_scsi_cmd_err.h-is-included-more-than-once.
|   |-- drivers-scsi-linkdata-ps3stor-linux-ps3_cli.c:linux-version.h-not-needed.
|   |-- drivers-scsi-linkdata-ps3stor-linux-ps3_driver_log.c:linux-version.h-not-needed.
|   |-- drivers-scsi-linkdata-ps3stor-linux-ps3_dump.c:linux-uaccess.h-is-included-more-than-once.
|   |-- drivers-scsi-linkdata-ps3stor-ps3_debug.c:ps3_htp_def.h-is-included-more-than-once.
|   |-- drivers-scsi-linkdata-ps3stor-ps3_debug.c:ps3_instance_manager.h-is-included-more-than-once.
|   |-- drivers-scsi-linkdata-ps3stor-ps3_device_manager.c:scsi-scsi_tcq.h-is-included-more-than-once.
|   |-- drivers-scsi-linkdata-ps3stor-ps3_device_manager.h:linux-version.h-not-needed.
|   |-- drivers-scsi-linkdata-ps3stor-ps3_device_manager_sas.h:linux-version.h-not-needed.
|   |-- drivers-scsi-linkdata-ps3stor-ps3_device_update.c:linux-mutex.h-is-included-more-than-once.
|   |-- drivers-scsi-linkdata-ps3stor-ps3_device_update.c:ps3_device_update.h-is-included-more-than-once.
|   |-- drivers-scsi-linkdata-ps3stor-ps3_instance_manager.h:ps3_cmd_channel.h-is-included-more-than-once.
|   |-- drivers-scsi-linkdata-ps3stor-ps3_instance_manager.h:ps3_inner_data.h-is-included-more-than-once.
|   |-- drivers-scsi-linkdata-ps3stor-ps3_instance_manager.h:ps3_irq.h-is-included-more-than-once.
|   |-- drivers-scsi-linkdata-ps3stor-ps3_ioc_adp.c:ps3_scsih.h-is-included-more-than-once.
|   |-- drivers-scsi-linkdata-ps3stor-ps3_ioctl.c:linux-mutex.h-is-included-more-than-once.
|   |-- drivers-scsi-linkdata-ps3stor-ps3_irq.c:linux-kernel.h-is-included-more-than-once.
|   |-- drivers-scsi-linkdata-ps3stor-ps3_mgr_channel.c:ps3_cmd_complete.h-is-included-more-than-once.
|   |-- drivers-scsi-linkdata-ps3stor-ps3_mgr_cmd.c:linux-mutex.h-is-included-more-than-once.
|   |-- drivers-scsi-linkdata-ps3stor-ps3_qos.c:linux-version.h-not-needed.
|   |-- drivers-scsi-linkdata-ps3stor-ps3_r1x_write_lock.c:ps3_driver_log.h-is-included-more-than-once.
|   |-- drivers-scsi-linkdata-ps3stor-ps3_rb_tree.h:linux-version.h-not-needed.
|   |-- drivers-scsi-linkdata-ps3stor-ps3_recovery.c:ps3_ioc_state.h-is-included-more-than-once.
|   |-- drivers-scsi-linkdata-ps3stor-ps3_recovery.c:ps3_recovery.h-is-included-more-than-once.
|   |-- drivers-scsi-linkdata-ps3stor-ps3_sas_transport.h:linux-version.h-not-needed.
|   |-- drivers-scsi-linkdata-ps3stor-ps3_scsi_cmd_err.c:linux-version.h-not-needed.
|   |-- drivers-scsi-linkdata-ps3stor-ps3_scsih.c:ps3_module_para.h-is-included-more-than-once.
|   |-- mm-page_alloc.c:linux-vmalloc.h-is-included-more-than-once.
|   |-- mm-page_alloc.c:warning:no-previous-prototype-for-function-__drain_all_pages
|   `-- mm-page_alloc.c:warning:no-previous-prototype-for-function-__zone_set_pageset_high_and_batch
|-- x86_64-allyesconfig
|   |-- arch-x86-kernel-cpu-resctrl-rdtgroup.c:warning:variable-h-set-but-not-used
|   |-- arch-x86-kernel-fpu-core.c:warning:no-previous-prototype-for-function-get_fpu_registers_pos
|   |-- arch-x86-kernel-fpu-core.c:warning:no-previous-prototype-for-function-save_fpregs_to_fpkernelstate
|   |-- drivers-scsi-linkdata-ps3stor-.-linux-ps3_base.c:error:no-previous-prototype-for-function-ps3_pci_init-Werror-Wmissing-prototypes
|   |-- drivers-scsi-linkdata-ps3stor-.-linux-ps3_base.c:error:no-previous-prototype-for-function-ps3_pci_init_complete-Werror-Wmissing-prototypes
|   |-- drivers-scsi-linkdata-ps3stor-.-linux-ps3_base.c:error:no-previous-prototype-for-function-ps3_pci_init_complete_exit-Werror-Wmissing-prototypes
|   |-- drivers-scsi-linkdata-ps3stor-.-linux-ps3_cli_debug.c:error:no-previous-prototype-for-function-ps3_dump_context_show-Werror-Wmissing-prototypes
|   |-- drivers-scsi-linkdata-ps3stor-.-linux-ps3_dump.c:error:no-previous-prototype-for-function-ps3_dump_file_close-Werror-Wmissing-prototypes
|   |-- drivers-scsi-linkdata-ps3stor-.-linux-ps3_dump.c:error:no-previous-prototype-for-function-ps3_dump_file_open-Werror-Wmissing-prototypes
|   |-- drivers-scsi-linkdata-ps3stor-.-linux-ps3_dump.c:error:no-previous-prototype-for-function-ps3_dump_file_write-Werror-Wmissing-prototypes
|   |-- drivers-scsi-linkdata-ps3stor-.-linux-ps3_dump.c:error:no-previous-prototype-for-function-ps3_dump_filename_build-Werror-Wmissing-prototypes
|   |-- drivers-scsi-linkdata-ps3stor-.-linux-ps3_dump.c:error:no-previous-prototype-for-function-ps3_dump_local_time-Werror-Wmissing-prototypes
|   |-- drivers-scsi-linkdata-ps3stor-ps3_cmd_complete.c:error:no-previous-prototype-for-function-ps3_resp_status_convert-Werror-Wmissing-prototypes
|   |-- drivers-scsi-linkdata-ps3stor-ps3_cmd_complete.c:error:no-previous-prototype-for-function-ps3_trigger_irq_poll-Werror-Wmissing-prototypes
|   |-- drivers-scsi-linkdata-ps3stor-ps3_cmd_statistics.c:error:no-previous-prototype-for-function-ps3_cmd_stat_content_clear-Werror-Wmissing-prototypes
|   |-- drivers-scsi-linkdata-ps3stor-ps3_cmd_statistics.c:error:no-previous-prototype-for-function-ps3_io_recv_ok_stat_inc-Werror-Wmissing-prototypes
|   |-- drivers-scsi-linkdata-ps3stor-ps3_debug.c:error:no-previous-prototype-for-function-ps3_dump_dir_length-Werror-Wmissing-prototypes
|   |-- drivers-scsi-linkdata-ps3stor-ps3_device_manager.c:error:no-previous-prototype-for-function-ps3_scsi_private_init_pd-Werror-Wmissing-prototypes
|   |-- drivers-scsi-linkdata-ps3stor-ps3_device_manager.c:error:no-previous-prototype-for-function-ps3_scsi_private_init_vd-Werror-Wmissing-prototypes
|   |-- drivers-scsi-linkdata-ps3stor-ps3_device_manager_sas.c:error:no-previous-prototype-for-function-ps3_sas_expander_phys_refresh-Werror-Wmissing-prototypes
|   |-- drivers-scsi-linkdata-ps3stor-ps3_ioc_adp.c:error:no-previous-prototype-for-function-ps3_ioc_resource_prepare_hba-Werror-Wmissing-prototypes
|   |-- drivers-scsi-linkdata-ps3stor-ps3_ioc_adp.c:error:no-previous-prototype-for-function-ps3_ioc_resource_prepare_raid-Werror-Wmissing-prototypes
|   |-- drivers-scsi-linkdata-ps3stor-ps3_ioc_adp.c:error:no-previous-prototype-for-function-ps3_ioc_resource_prepare_switch-Werror-Wmissing-prototypes
|   |-- drivers-scsi-linkdata-ps3stor-ps3_ioc_manager.c:error:no-previous-prototype-for-function-ps3_hard_reset_to_ready-Werror-Wmissing-prototypes
|   |-- drivers-scsi-linkdata-ps3stor-ps3_ioctl.c:error:no-previous-prototype-for-function-ps3_clean_mgr_cmd-Werror-Wmissing-prototypes
|   |-- drivers-scsi-linkdata-ps3stor-ps3_module_para.c:error:no-previous-prototype-for-function-ps3_cli_ver_query-Werror-Wmissing-prototypes
|   |-- drivers-scsi-linkdata-ps3stor-ps3_qos.c:error:no-previous-prototype-for-function-ps3_cmd_waitq_abort-Werror-Wmissing-prototypes
|   |-- drivers-scsi-linkdata-ps3stor-ps3_qos.c:error:no-previous-prototype-for-function-ps3_hba_qos_decision-Werror-Wmissing-prototypes
|   |-- drivers-scsi-linkdata-ps3stor-ps3_qos.c:error:no-previous-prototype-for-function-ps3_hba_qos_vd_init-Werror-Wmissing-prototypes
|   |-- drivers-scsi-linkdata-ps3stor-ps3_qos.c:error:no-previous-prototype-for-function-ps3_hba_qos_vd_reset-Werror-Wmissing-prototypes
|   |-- drivers-scsi-linkdata-ps3stor-ps3_qos.c:error:no-previous-prototype-for-function-ps3_hba_qos_waitq_clear_all-Werror-Wmissing-prototypes
|   |-- drivers-scsi-linkdata-ps3stor-ps3_qos.c:error:no-previous-prototype-for-function-ps3_hba_qos_waitq_notify-Werror-Wmissing-prototypes
|   |-- drivers-scsi-linkdata-ps3stor-ps3_qos.c:error:no-previous-prototype-for-function-ps3_pd_quota_waitq_clean-Werror-Wmissing-prototypes
|   |-- drivers-scsi-linkdata-ps3stor-ps3_qos.c:error:no-previous-prototype-for-function-ps3_pd_quota_waitq_clear_all-Werror-Wmissing-prototypes
|   |-- drivers-scsi-linkdata-ps3stor-ps3_qos.c:error:no-previous-prototype-for-function-ps3_qos_all_pd_rc_get-Werror-Wmissing-prototypes
|   |-- drivers-scsi-linkdata-ps3stor-ps3_qos.c:error:no-previous-prototype-for-function-ps3_qos_cmd_waitq_get-Werror-Wmissing-prototypes
|   |-- drivers-scsi-linkdata-ps3stor-ps3_qos.c:error:no-previous-prototype-for-function-ps3_qos_exclusive_cmdword_get-Werror-Wmissing-prototypes
|   |-- drivers-scsi-linkdata-ps3stor-ps3_qos.c:error:no-previous-prototype-for-function-ps3_qos_pd_waitq_ratio_update-Werror-Wmissing-prototypes
|   |-- drivers-scsi-linkdata-ps3stor-ps3_qos.c:error:no-previous-prototype-for-function-ps3_qos_tg_decision-Werror-Wmissing-prototypes
|   |-- drivers-scsi-linkdata-ps3stor-ps3_qos.c:error:no-previous-prototype-for-function-ps3_qos_vd_cmdword_get-Werror-Wmissing-prototypes
|   |-- drivers-scsi-linkdata-ps3stor-ps3_r1x_write_lock.c:error:no-previous-prototype-for-function-ps3_r1x_conflict_queue_hash_bit_lock-Werror-Wmissing-prototypes
|   |-- drivers-scsi-linkdata-ps3stor-ps3_r1x_write_lock.c:error:no-previous-prototype-for-function-ps3_r1x_hash_bit_check-Werror-Wmissing-prototypes
|   |-- drivers-scsi-linkdata-ps3stor-ps3_r1x_write_lock.c:error:no-previous-prototype-for-function-ps3_r1x_hash_bit_lock-Werror-Wmissing-prototypes
|   |-- drivers-scsi-linkdata-ps3stor-ps3_r1x_write_lock.c:error:no-previous-prototype-for-function-ps3_r1x_hash_bit_unlock-Werror-Wmissing-prototypes
|   |-- drivers-scsi-linkdata-ps3stor-ps3_r1x_write_lock.c:error:no-previous-prototype-for-function-ps3_r1x_hash_range_lock-Werror-Wmissing-prototypes
|   |-- drivers-scsi-linkdata-ps3stor-ps3_r1x_write_lock.c:error:no-previous-prototype-for-function-ps3_r1x_hash_range_unlock-Werror-Wmissing-prototypes
|   |-- drivers-scsi-linkdata-ps3stor-ps3_r1x_write_lock.c:error:no-previous-prototype-for-function-ps3_range_check_and_insert-Werror-Wmissing-prototypes
|   |-- drivers-scsi-linkdata-ps3stor-ps3_rb_tree.c:error:no-previous-prototype-for-function-rbtDelNodeDo-Werror-Wmissing-prototypes
|   |-- drivers-scsi-linkdata-ps3stor-ps3_recovery.c:error:no-previous-prototype-for-function-ps3_hard_recovery_state_finish-Werror-Wmissing-prototypes
|   |-- drivers-scsi-linkdata-ps3stor-ps3_recovery.c:error:no-previous-prototype-for-function-ps3_recovery_context_alloc-Werror-Wmissing-prototypes
|   |-- drivers-scsi-linkdata-ps3stor-ps3_recovery.c:error:no-previous-prototype-for-function-ps3_recovery_context_delete-Werror-Wmissing-prototypes
|   |-- drivers-scsi-linkdata-ps3stor-ps3_recovery.c:error:no-previous-prototype-for-function-ps3_recovery_context_free-Werror-Wmissing-prototypes
|   |-- drivers-scsi-linkdata-ps3stor-ps3_recovery.c:error:no-previous-prototype-for-function-ps3_recovery_irq_queue_destroy-Werror-Wmissing-prototypes
|   |-- drivers-scsi-linkdata-ps3stor-ps3_recovery.c:error:no-previous-prototype-for-function-ps3_recovery_state_transfer-Werror-Wmissing-prototypes
|   |-- drivers-scsi-linkdata-ps3stor-ps3_sas_transport.c:error:no-previous-prototype-for-function-ps3_sas_update_phy_info-Werror-Wmissing-prototypes
|   |-- drivers-scsi-linkdata-ps3stor-ps3_scsi_cmd_err.c:error:no-previous-prototype-for-function-ps3_set_task_manager_busy-Werror-Wmissing-prototypes
|   |-- drivers-scsi-linkdata-ps3stor-ps3_scsi_cmd_err.c:error:no-previous-prototype-for-function-ps3_wait_for_outstanding_complete-Werror-Wmissing-prototypes
|   |-- mm-damon-core-test.h:warning:comparison-of-distinct-pointer-types-(-typeof-(__left)-(aka-unsigned-int-)-and-typeof-(__right)-(aka-int-))
|   |-- mm-hugetlb.c:warning:variable-gfp-set-but-not-used
|   |-- mm-khugepaged.c:warning:Function-parameter-or-member-reliable-not-described-in-collapse_file
|   |-- mm-mem_reliable.c:warning:arithmetic-between-different-enumeration-types-(-enum-node_stat_item-and-enum-lru_list-)
|   |-- mm-page_alloc.c:warning:no-previous-prototype-for-function-__drain_all_pages
|   `-- mm-page_alloc.c:warning:no-previous-prototype-for-function-__zone_set_pageset_high_and_batch
|-- x86_64-buildonly-randconfig-001-20250308
|   |-- mm-khugepaged.c:warning:Function-parameter-or-member-reliable-not-described-in-collapse_file
|   |-- mm-page_alloc.c:warning:no-previous-prototype-for-__drain_all_pages
|   `-- mm-page_alloc.c:warning:no-previous-prototype-for-__zone_set_pageset_high_and_batch
|-- x86_64-buildonly-randconfig-002-20250308
|   |-- mm-page_alloc.c:warning:no-previous-prototype-for-function-__drain_all_pages
|   `-- mm-page_alloc.c:warning:no-previous-prototype-for-function-__zone_set_pageset_high_and_batch
|-- x86_64-buildonly-randconfig-003-20250308
|   |-- mm-page_alloc.c:warning:no-previous-prototype-for-__drain_all_pages
|   `-- mm-page_alloc.c:warning:no-previous-prototype-for-__zone_set_pageset_high_and_batch
|-- x86_64-buildonly-randconfig-004-20250308
|   |-- mm-khugepaged.c:warning:Function-parameter-or-member-reliable-not-described-in-collapse_file
|   |-- mm-page_alloc.c:warning:no-previous-prototype-for-function-__drain_all_pages
|   `-- mm-page_alloc.c:warning:no-previous-prototype-for-function-__zone_set_pageset_high_and_batch
|-- x86_64-buildonly-randconfig-005-20250308
|   |-- mm-page_alloc.c:warning:no-previous-prototype-for-function-__drain_all_pages
|   `-- mm-page_alloc.c:warning:no-previous-prototype-for-function-__zone_set_pageset_high_and_batch
|-- x86_64-buildonly-randconfig-006-20250308
|   |-- mm-hugetlb.c:warning:variable-gfp-set-but-not-used
|   |-- mm-khugepaged.c:warning:Function-parameter-or-member-reliable-not-described-in-collapse_file
|   |-- mm-page_alloc.c:warning:no-previous-prototype-for-function-__drain_all_pages
|   `-- mm-page_alloc.c:warning:no-previous-prototype-for-function-__zone_set_pageset_high_and_batch
`-- x86_64-defconfig
    |-- mm-page_alloc.c:warning:no-previous-prototype-for-__drain_all_pages
    `-- mm-page_alloc.c:warning:no-previous-prototype-for-__zone_set_pageset_high_and_batch
elapsed time: 791m
configs tested: 16
configs skipped: 118
tested configs:
arm64                        allmodconfig    clang-18
arm64                         allnoconfig    gcc-14.2.0
arm64                           defconfig    gcc-14.2.0
arm64             randconfig-001-20250308    gcc-14.2.0
arm64             randconfig-002-20250308    gcc-14.2.0
arm64             randconfig-003-20250308    clang-16
arm64             randconfig-004-20250308    gcc-14.2.0
x86_64                        allnoconfig    clang-19
x86_64                       allyesconfig    clang-19
x86_64  buildonly-randconfig-001-20250308    gcc-12
x86_64  buildonly-randconfig-002-20250308    clang-19
x86_64  buildonly-randconfig-003-20250308    gcc-12
x86_64  buildonly-randconfig-004-20250308    clang-19
x86_64  buildonly-randconfig-005-20250308    clang-19
x86_64  buildonly-randconfig-006-20250308    clang-19
x86_64                          defconfig    gcc-11
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
                    
                  
                  
                          
                            
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                            [openeuler:openEuler-1.0-LTS 1461/1461] drivers/infiniband/core/.tmp_uverbs_uapi.o: warning: objtool: missing symbol for section .text
                        
                        
by kernel test robot 09 Mar '25
                    by kernel test robot 09 Mar '25
09 Mar '25
                    
                        tree:   https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS
head:   1584a68cf2ef23ac87ba506e8ab8ca7e261813c1
commit: 0a3173a5f09bc58a3638ecfd0a80bdbae55e123c [1461/1461] Merge branch 'linus/master' into rdma.git for-next
config: x86_64-buildonly-randconfig-002-20250308 (https://download.01.org/0day-ci/archive/20250309/202503090527.cCPBJlcO-lkp@…)
compiler: clang version 19.1.7 (https://github.com/llvm/llvm-project cd708029e0b2869e80abe31ddb175f7c35361f90)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250309/202503090527.cCPBJlcO-lkp@…)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp(a)intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202503090527.cCPBJlcO-lkp@intel.com/
All warnings (new ones prefixed by >>):
>> drivers/infiniband/core/.tmp_uverbs_uapi.o: warning: objtool: missing symbol for section .text
-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
                    
                  
                  
                          
                            
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