- Kernel - mailweb.openeuler.org

[openeuler:OLK-6.6 2051/2051] drivers/net/ethernet/huawei/hinic/hinic_hwif.c:46:16: sparse: sparse: incorrect type in argument 1 (different base types)
by kernel test robot 23 Mar '25

23 Mar '25

tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 6f6f173b2b8fa65e1ef7ebc6e43b0b02c2a52759 commit: 9c1c9598010fbb9daa1e2a67d23830092fb6246a [2051/2051] net/hinic: Update Huawei Intelligent Network Card Driver: hinic config: arm64-randconfig-r111-20250323 (https://download.01.org/0day-ci/archive/20250323/202503231008.CBNqLNFq-lkp@…) compiler: aarch64-linux-gcc (GCC) 9.5.0 reproduce: (https://download.01.org/0day-ci/archive/20250323/202503231008.CBNqLNFq-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/202503231008.CBNqLNFq-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) drivers/net/ethernet/huawei/hinic/hinic_hwif.c:40:16: sparse: sparse: cast to restricted __be32 drivers/net/ethernet/huawei/hinic/hinic_hwif.c:40:16: sparse: sparse: cast to restricted __be32 drivers/net/ethernet/huawei/hinic/hinic_hwif.c:40:16: sparse: sparse: cast to restricted __be32 drivers/net/ethernet/huawei/hinic/hinic_hwif.c:40:16: sparse: sparse: cast to restricted __be32 drivers/net/ethernet/huawei/hinic/hinic_hwif.c:40:16: sparse: sparse: cast to restricted __be32 drivers/net/ethernet/huawei/hinic/hinic_hwif.c:40:16: sparse: sparse: cast to restricted __be32 >> drivers/net/ethernet/huawei/hinic/hinic_hwif.c:46:16: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] value @@ got restricted __be32 [usertype] @@ drivers/net/ethernet/huawei/hinic/hinic_hwif.c:46:16: sparse: expected unsigned int [usertype] value drivers/net/ethernet/huawei/hinic/hinic_hwif.c:46:16: sparse: got restricted __be32 [usertype] drivers/net/ethernet/huawei/hinic/hinic_hwif.c:592:29: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected unsigned char [noderef] [usertype] __iomem *cfg_regs_base @@ got void *cfg_reg_base @@ drivers/net/ethernet/huawei/hinic/hinic_hwif.c:592:29: sparse: expected unsigned char [noderef] [usertype] __iomem *cfg_regs_base drivers/net/ethernet/huawei/hinic/hinic_hwif.c:592:29: sparse: got void *cfg_reg_base drivers/net/ethernet/huawei/hinic/hinic_hwif.c:593:30: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected unsigned char [noderef] [usertype] __iomem *intr_regs_base @@ got void *intr_reg_base @@ drivers/net/ethernet/huawei/hinic/hinic_hwif.c:593:30: sparse: expected unsigned char [noderef] [usertype] __iomem *intr_regs_base drivers/net/ethernet/huawei/hinic/hinic_hwif.c:593:30: sparse: got void *intr_reg_base drivers/net/ethernet/huawei/hinic/hinic_hwif.c:596:23: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected unsigned char [noderef] [usertype] __iomem *db_base @@ got void *db_base @@ drivers/net/ethernet/huawei/hinic/hinic_hwif.c:596:23: sparse: expected unsigned char [noderef] [usertype] __iomem *db_base drivers/net/ethernet/huawei/hinic/hinic_hwif.c:596:23: sparse: got void *db_base drivers/net/ethernet/huawei/hinic/hinic_hwif.c:597:28: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void [noderef] __iomem *dwqe_mapping @@ got void *dwqe_mapping @@ drivers/net/ethernet/huawei/hinic/hinic_hwif.c:597:28: sparse: expected void [noderef] __iomem *dwqe_mapping drivers/net/ethernet/huawei/hinic/hinic_hwif.c:597:28: sparse: got void *dwqe_mapping >> drivers/net/ethernet/huawei/hinic/hinic_hwif.c:664:64: sparse: sparse: incorrect type in argument 4 (different base types) @@ expected restricted gfp_t [usertype] gfp @@ got unsigned int flag @@ drivers/net/ethernet/huawei/hinic/hinic_hwif.c:664:64: sparse: expected restricted gfp_t [usertype] gfp drivers/net/ethernet/huawei/hinic/hinic_hwif.c:664:64: sparse: got unsigned int flag drivers/net/ethernet/huawei/hinic/hinic_hwif.c:679:64: sparse: sparse: incorrect type in argument 4 (different base types) @@ expected restricted gfp_t [usertype] gfp @@ got unsigned int flag @@ drivers/net/ethernet/huawei/hinic/hinic_hwif.c:679:64: sparse: expected restricted gfp_t [usertype] gfp drivers/net/ethernet/huawei/hinic/hinic_hwif.c:679:64: sparse: got unsigned int flag drivers/net/ethernet/huawei/hinic/hinic_hwif.c:984:17: sparse: sparse: cast to restricted __be32 drivers/net/ethernet/huawei/hinic/hinic_hwif.c:984:17: sparse: sparse: cast to restricted __be32 drivers/net/ethernet/huawei/hinic/hinic_hwif.c:984:17: sparse: sparse: cast to restricted __be32 drivers/net/ethernet/huawei/hinic/hinic_hwif.c:984:17: sparse: sparse: cast to restricted __be32 drivers/net/ethernet/huawei/hinic/hinic_hwif.c:984:17: sparse: sparse: cast to restricted __be32 drivers/net/ethernet/huawei/hinic/hinic_hwif.c:984:17: sparse: sparse: cast to restricted __be32 drivers/net/ethernet/huawei/hinic/hinic_hwif.c:993:17: sparse: sparse: cast to restricted __be32 drivers/net/ethernet/huawei/hinic/hinic_hwif.c:993:17: sparse: sparse: cast to restricted __be32 drivers/net/ethernet/huawei/hinic/hinic_hwif.c:993:17: sparse: sparse: cast to restricted __be32 drivers/net/ethernet/huawei/hinic/hinic_hwif.c:993:17: sparse: sparse: cast to restricted __be32 drivers/net/ethernet/huawei/hinic/hinic_hwif.c:993:17: sparse: sparse: cast to restricted __be32 drivers/net/ethernet/huawei/hinic/hinic_hwif.c:993:17: sparse: sparse: cast to restricted __be32 vim +46 drivers/net/ethernet/huawei/hinic/hinic_hwif.c 36 37 /* For UEFI driver, this function can only read BAR0 */ 38 u32 hinic_hwif_read_reg(struct hinic_hwif *hwif, u32 reg) 39 { > 40 return be32_to_cpu(readl(hwif->cfg_regs_base + reg)); 41 } 42 43 /* For UEFI driver, this function can only write BAR0 */ 44 void hinic_hwif_write_reg(struct hinic_hwif *hwif, u32 reg, u32 val) 45 { > 46 writel(cpu_to_be32(val), hwif->cfg_regs_base + reg); 47 } 48 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:OLK-6.6 2051/2051] include/linux/userfaultfd_k.h:66:45: sparse: sparse: restricted uffd_flags_t degrades to integer
by kernel test robot 23 Mar '25

23 Mar '25

tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 6f6f173b2b8fa65e1ef7ebc6e43b0b02c2a52759 commit: 0214feb8f616acf62f9a6a2a131f0a1479b2b8af [2051/2051] mm/userswap: introduce UFFDIO_COPY_MODE_DIRECT_MAP config: loongarch-randconfig-r131-20250323 (https://download.01.org/0day-ci/archive/20250323/202503231043.bCX9sPgT-lkp@…) compiler: loongarch64-linux-gcc (GCC) 14.2.0 reproduce: (https://download.01.org/0day-ci/archive/20250323/202503231043.bCX9sPgT-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/202503231043.bCX9sPgT-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) mm/userfaultfd.c:136:9: sparse: sparse: context imbalance in 'mfill_atomic_install_pte' - unexpected unlock mm/userfaultfd.c:243:9: sparse: sparse: context imbalance in 'mfill_atomic_pte_zeropage' - unexpected unlock mm/userfaultfd.c:325:9: sparse: sparse: context imbalance in 'mfill_atomic_pte_poison' - unexpected unlock mm/userfaultfd.c: note: in included file: >> include/linux/userfaultfd_k.h:66:45: sparse: sparse: restricted uffd_flags_t degrades to integer >> include/linux/userfaultfd_k.h:67:32: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected restricted uffd_flags_t [usertype] flags @@ got unsigned int enum mfill_atomic_mode mode @@ include/linux/userfaultfd_k.h:67:32: sparse: expected restricted uffd_flags_t [usertype] flags include/linux/userfaultfd_k.h:67:32: sparse: got unsigned int enum mfill_atomic_mode mode >> include/linux/userfaultfd_k.h:66:45: sparse: sparse: restricted uffd_flags_t degrades to integer >> include/linux/userfaultfd_k.h:67:32: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected restricted uffd_flags_t [usertype] flags @@ got unsigned int enum mfill_atomic_mode mode @@ include/linux/userfaultfd_k.h:67:32: sparse: expected restricted uffd_flags_t [usertype] flags include/linux/userfaultfd_k.h:67:32: sparse: got unsigned int enum mfill_atomic_mode mode >> include/linux/userfaultfd_k.h:66:45: sparse: sparse: restricted uffd_flags_t degrades to integer >> include/linux/userfaultfd_k.h:67:32: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected restricted uffd_flags_t [usertype] flags @@ got unsigned int enum mfill_atomic_mode mode @@ include/linux/userfaultfd_k.h:67:32: sparse: expected restricted uffd_flags_t [usertype] flags include/linux/userfaultfd_k.h:67:32: sparse: got unsigned int enum mfill_atomic_mode mode >> include/linux/userfaultfd_k.h:66:45: sparse: sparse: restricted uffd_flags_t degrades to integer >> include/linux/userfaultfd_k.h:67:32: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected restricted uffd_flags_t [usertype] flags @@ got unsigned int enum mfill_atomic_mode mode @@ include/linux/userfaultfd_k.h:67:32: sparse: expected restricted uffd_flags_t [usertype] flags include/linux/userfaultfd_k.h:67:32: sparse: got unsigned int enum mfill_atomic_mode mode vim +66 include/linux/userfaultfd_k.h 63 64 static inline uffd_flags_t uffd_flags_set_mode(uffd_flags_t flags, enum mfill_atomic_mode mode) 65 { > 66 if (IS_ENABLED(CONFIG_USERSWAP) && (flags & MFILL_ATOMIC_DIRECT_MAP) && > 67 uffd_flags_mode_is(mode, MFILL_ATOMIC_COPY)) 68 mode = MFILL_ATOMIC_DIRECT_MAP; 69 70 flags &= ~MFILL_ATOMIC_MODE_MASK; 71 return flags | ((__force uffd_flags_t) mode); 72 } 73 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:openEuler-1.0-LTS 1512/1512] kernel/sched/grid/qos.c:84:31: error: 'struct mempolicy' has no member named 'v'
by kernel test robot 23 Mar '25

23 Mar '25

Hi Wang, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: abf385ef625e6aeb4923da42fef9ebce788f4ecf commit: ce35ded5d5774f055f6850b15032066ff4936414 [1512/1512] sched: smart grid: init sched_grid_qos structure on QOS purpose config: arm64-randconfig-r061-20250323 (https://download.01.org/0day-ci/archive/20250323/202503230934.Ug2Wd8BQ-lkp@…) compiler: aarch64-linux-gcc (GCC) 11.5.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250323/202503230934.Ug2Wd8BQ-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/202503230934.Ug2Wd8BQ-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from kernel/sched/grid/qos.c:19: kernel/sched/grid/qos.c: In function 'sched_grid_preferred_interleave_nid': >> kernel/sched/grid/qos.c:84:31: error: 'struct mempolicy' has no member named 'v' 84 | if (nodes_equal(policy->v.nodes, *preferred_nmask)) | ^~ include/linux/nodemask.h:202:41: note: in definition of macro 'nodes_equal' 202 | __nodes_equal(&(src1), &(src2), MAX_NUMNODES) | ^~~~ kernel/sched/grid/qos.c:91:32: error: 'struct mempolicy' has no member named 'v' 91 | nodes_and(nmask, policy->v.nodes, *preferred_nmask); | ^~ include/linux/nodemask.h:162:47: note: in definition of macro 'nodes_and' 162 | __nodes_and(&(dst), &(src1), &(src2), MAX_NUMNODES) | ^~~~ >> kernel/sched/grid/qos.c:95:31: error: 'struct task_struct' has no member named 'il_prev' 95 | next = next_node_in(me->il_prev, nmask); | ^~ include/linux/nodemask.h:278:46: note: in definition of macro 'next_node_in' 278 | #define next_node_in(n, src) __next_node_in((n), &(src)) | ^ kernel/sched/grid/qos.c:97:19: error: 'struct task_struct' has no member named 'il_prev' 97 | me->il_prev = next; | ^~ In file included from kernel/sched/grid/qos.c:20: At top level: include/linux/mempolicy.h:329:13: warning: '__do_mbind' defined but not used [-Wunused-function] 329 | static long __do_mbind(unsigned long start, unsigned long len, | ^~~~~~~~~~ vim +84 kernel/sched/grid/qos.c > 19 #include <linux/nodemask.h> 20 #include <linux/mempolicy.h> 21 #include <linux/slab.h> 22 #include <linux/sched.h> 23 #include <linux/sched/grid_qos.h> 24 #include "internal.h" 25 26 static int qos_affinity_set(struct task_struct *p) 27 { 28 int n; 29 struct sched_grid_qos_affinity *affinity = &p->grid_qos->affinity; 30 31 nodes_clear(affinity->mem_preferred_node_mask); 32 /* 33 * We want the memory allocation to be as close to the CPU 34 * as possible, and adjust after getting memory bandwidth usage. 35 */ 36 for (n = 0; n < nr_node_ids; n++) 37 if (cpumask_intersects(cpumask_of_node(n), p->prefer_cpus)) 38 node_set(n, affinity->mem_preferred_node_mask); 39 40 return 0; 41 } 42 43 int sched_grid_qos_fork(struct task_struct *p, struct task_struct *orig) 44 { 45 struct sched_grid_qos *qos; 46 47 qos = kzalloc(sizeof(*qos), GFP_KERNEL); 48 if (!qos) 49 return -ENOMEM; 50 51 qos_power_init(&qos->power); 52 qos_stat_init(&qos->stat); 53 54 nodes_clear(qos->affinity.mem_preferred_node_mask); 55 if (likely(orig->grid_qos)) 56 qos->affinity = orig->grid_qos->affinity; 57 qos->affinity_set = qos_affinity_set; 58 p->grid_qos = qos; 59 60 return 0; 61 } 62 63 void sched_grid_qos_free(struct task_struct *p) 64 { 65 kfree(p->grid_qos); 66 p->grid_qos = NULL; 67 } 68 69 /* dynamic select a more appropriate preferred interleave nid for process */ 70 int sched_grid_preferred_interleave_nid(struct mempolicy *policy) 71 { 72 nodemask_t nmask; 73 unsigned int next; 74 struct task_struct *me = current; 75 nodemask_t *preferred_nmask = NULL; 76 77 if (likely(me->grid_qos)) 78 preferred_nmask = 79 &me->grid_qos->affinity.mem_preferred_node_mask; 80 81 if (!preferred_nmask || !policy) 82 return NUMA_NO_NODE; 83 > 84 if (nodes_equal(policy->v.nodes, *preferred_nmask)) 85 return NUMA_NO_NODE; 86 /* 87 * We perceive the actual consumption of memory bandwidth 88 * in each node and post a preferred interleave nid in 89 * more appropriate range. 90 */ > 91 nodes_and(nmask, policy->v.nodes, *preferred_nmask); 92 if (nodes_empty(nmask)) 93 return NUMA_NO_NODE; 94 > 95 next = next_node_in(me->il_prev, nmask); 96 if (next < MAX_NUMNODES) 97 me->il_prev = next; 98 return next; 99 } 100 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:OLK-6.6 2051/2051] mm/mem_reliable.c:345:2: error: implicit declaration of function 'mem_reliable_ctrl_bit_disable' is invalid in C99
by kernel test robot 23 Mar '25

23 Mar '25

tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 6f6f173b2b8fa65e1ef7ebc6e43b0b02c2a52759 commit: 425771499c0742a996ab28df143d7a5123102686 [2051/2051] mm: mem_reliable: Introduce proc interface to disable memory reliable features config: arm64-randconfig-r061-20250323 (https://download.01.org/0day-ci/archive/20250323/202503230912.NNxJbHgI-lkp@…) compiler: clang version 14.0.6 (https://github.com/llvm/llvm-project f28c006a5895fc0e329fe15fead81e37457cb1d1) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250323/202503230912.NNxJbHgI-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/202503230912.NNxJbHgI-lkp@intel.com/ All errors (new ones prefixed by >>): >> mm/mem_reliable.c:345:2: error: implicit declaration of function 'mem_reliable_ctrl_bit_disable' is invalid in C99 [-Werror,-Wimplicit-function-declaration] mem_reliable_ctrl_bit_disable(idx); ^ mm/mem_reliable.c:345:2: note: did you mean 'mem_reliable_ctrl_bit_disabled'? mm/mem_reliable.c:320:13: note: 'mem_reliable_ctrl_bit_disabled' declared here static void mem_reliable_ctrl_bit_disabled(int idx) {} ^ 1 error generated. vim +/mem_reliable_ctrl_bit_disable +345 mm/mem_reliable.c 322 323 static void mem_reliable_feature_disable(int idx) 324 { 325 char *str = NULL; 326 327 switch (idx) { 328 case MEM_RELIABLE_FALLBACK: 329 reliable_allow_fallback = false; 330 str = "fallback"; 331 break; 332 case MEM_RELIABLE_SHMEM: 333 shmem_reliable = false; 334 str = "shmem"; 335 break; 336 case MEM_RELIABLE_PAGECACHE: 337 pagecache_reliable = false; 338 str = "pagecache"; 339 break; 340 default: 341 pr_err("unknown index: %d", idx); 342 return; 343 } 344 > 345 mem_reliable_ctrl_bit_disable(idx); 346 pr_info("%s is disabled\n", str); 347 } 348 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:OLK-6.6 2051/2051] mm/memcontrol.c:3147:6: warning: no previous prototype for 'hisi_oom_recover'
by kernel test robot 23 Mar '25

23 Mar '25

Hi Weilong, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 6f6f173b2b8fa65e1ef7ebc6e43b0b02c2a52759 commit: b498d9f1bacd40d583c0970cab02ad522127a7e7 [2051/2051] arm64/ascend: Add new enable_oom_killer interface for oom contrl config: arm64-randconfig-r111-20250323 (https://download.01.org/0day-ci/archive/20250323/202503230914.IDoSqyA4-lkp@…) compiler: aarch64-linux-gcc (GCC) 9.5.0 reproduce: (https://download.01.org/0day-ci/archive/20250323/202503230914.IDoSqyA4-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/202503230914.IDoSqyA4-lkp@intel.com/ All warnings (new ones prefixed by >>): >> mm/memcontrol.c:3147:6: warning: no previous prototype for 'hisi_oom_recover' [-Wmissing-prototypes] 3147 | void hisi_oom_recover(struct obj_cgroup *objcg) | ^~~~~~~~~~~~~~~~ sparse warnings: (new ones prefixed by >>) >> mm/memcontrol.c:3147:6: sparse: sparse: symbol 'hisi_oom_recover' was not declared. Should it be static? mm/memcontrol.c:4228:21: sparse: sparse: incompatible types in comparison expression (different address spaces): mm/memcontrol.c:4228:21: sparse: struct mem_cgroup_threshold_ary [noderef] __rcu * mm/memcontrol.c:4228:21: sparse: struct mem_cgroup_threshold_ary * mm/memcontrol.c:4230:21: sparse: sparse: incompatible types in comparison expression (different address spaces): mm/memcontrol.c:4230:21: sparse: struct mem_cgroup_threshold_ary [noderef] __rcu * mm/memcontrol.c:4230:21: sparse: struct mem_cgroup_threshold_ary * mm/memcontrol.c:4386:9: sparse: sparse: incompatible types in comparison expression (different address spaces): mm/memcontrol.c:4386:9: sparse: struct mem_cgroup_threshold_ary [noderef] __rcu * mm/memcontrol.c:4386:9: sparse: struct mem_cgroup_threshold_ary * mm/memcontrol.c:4480:9: sparse: sparse: incompatible types in comparison expression (different address spaces): mm/memcontrol.c:4480:9: sparse: struct mem_cgroup_threshold_ary [noderef] __rcu * mm/memcontrol.c:4480:9: sparse: struct mem_cgroup_threshold_ary * mm/memcontrol.c:6198:23: sparse: sparse: incompatible types in comparison expression (different address spaces): mm/memcontrol.c:6198:23: sparse: struct task_struct [noderef] __rcu * mm/memcontrol.c:6198:23: sparse: struct task_struct * mm/memcontrol.c:6415:52: sparse: sparse: incompatible types in comparison expression (different address spaces): mm/memcontrol.c:6415:52: sparse: struct task_struct [noderef] __rcu * mm/memcontrol.c:6415:52: sparse: struct task_struct * mm/memcontrol.c:1320:18: sparse: sparse: context imbalance in 'folio_lruvec_lock' - wrong count at exit mm/memcontrol.c:1343:22: sparse: sparse: context imbalance in 'folio_lruvec_lock_irq' - wrong count at exit mm/memcontrol.c: note: in included file (through include/linux/spinlock.h, include/linux/wait.h, include/linux/pid.h, ...): include/linux/spinlock_api_smp.h:111:9: sparse: sparse: context imbalance in 'folio_lruvec_lock_irqsave' - wrong count at exit mm/memcontrol.c:2111:6: sparse: sparse: context imbalance in 'folio_memcg_lock' - wrong count at exit mm/memcontrol.c:2158:17: sparse: sparse: context imbalance in '__folio_memcg_unlock' - unexpected unlock mm/memcontrol.c:6058:9: sparse: sparse: context imbalance in 'mem_cgroup_count_precharge_pte_range' - unexpected unlock mm/memcontrol.c:6326:9: sparse: sparse: context imbalance in 'mem_cgroup_move_charge_pte_range' - unexpected unlock vim +/hisi_oom_recover +3147 mm/memcontrol.c 3145 3146 #ifdef CONFIG_ASCEND_OOM > 3147 void hisi_oom_recover(struct obj_cgroup *objcg) 3148 { 3149 struct mem_cgroup *memcg; 3150 3151 memcg = get_mem_cgroup_from_objcg(objcg); 3152 if (!mem_cgroup_is_root(memcg)) 3153 memcg_oom_recover(memcg); 3154 css_put(&memcg->css); 3155 } 3156 #else 3157 static inline void hisi_oom_recover(struct obj_cgroup *objcg) { } 3158 #endif 3159 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:OLK-6.6 2050/2050] kernel/module/strict_rwx.c:36:6: warning: no previous prototype for function 'module_disable_ro'
by kernel test robot 23 Mar '25

23 Mar '25

Hi Zheng, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 6f6f173b2b8fa65e1ef7ebc6e43b0b02c2a52759 commit: c8783f92771c891518257c9deb22cd91d4e1a212 [2050/2050] livepatch/core: Revert module_enable_ro and module_disable_ro config: x86_64-randconfig-161-20250322 (https://download.01.org/0day-ci/archive/20250323/202503230511.2940KCeN-lkp@…) compiler: clang version 20.1.1 (https://github.com/llvm/llvm-project 424c2d9b7e4de40d0804dd374721e6411c27d1d1) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250323/202503230511.2940KCeN-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/202503230511.2940KCeN-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from kernel/module/strict_rwx.c:9: In file included from include/linux/mm.h:2181: include/linux/vmstat.h:522:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion] 522 | return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_" | ~~~~~~~~~~~ ^ ~~~ >> kernel/module/strict_rwx.c:36:6: warning: no previous prototype for function 'module_disable_ro' [-Wmissing-prototypes] 36 | void module_disable_ro(const struct module *mod) | ^ kernel/module/strict_rwx.c:36:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 36 | void module_disable_ro(const struct module *mod) | ^ | static 2 warnings generated. vim +/module_disable_ro +36 kernel/module/strict_rwx.c 34 35 #ifdef CONFIG_LIVEPATCH_WO_FTRACE > 36 void module_disable_ro(const struct module *mod) 37 { 38 if (!IS_ENABLED(CONFIG_STRICT_MODULE_RWX)) 39 return; 40 #ifdef CONFIG_STRICT_MODULE_RWX 41 if (!rodata_enabled) 42 return; 43 #endif 44 45 module_set_memory(mod, MOD_TEXT, set_memory_rw); 46 module_set_memory(mod, MOD_INIT_TEXT, set_memory_rw); 47 module_set_memory(mod, MOD_RODATA, set_memory_rw); 48 module_set_memory(mod, MOD_INIT_RODATA, set_memory_rw); 49 } 50 #endif /* CONFIG_LIVEPATCH_WO_FTRACE */ 51 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:openEuler-1.0-LTS 1510/1510] mm/page_alloc.c:4648:27: sparse: sparse: invalid assignment: &=
by kernel test robot 22 Mar '25

22 Mar '25

tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: abf385ef625e6aeb4923da42fef9ebce788f4ecf commit: 875ffd41499ee5a3512da409cbd4c2ffd32b3cfa [1510/1510] mm: Do limit checking after memory allocation for memory reliable config: arm64-randconfig-r132-20250322 (https://download.01.org/0day-ci/archive/20250322/202503222010.7VOhhbEu-lkp@…) compiler: aarch64-linux-gcc (GCC) 13.3.0 reproduce: (https://download.01.org/0day-ci/archive/20250322/202503222010.7VOhhbEu-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/202503222010.7VOhhbEu-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) mm/page_alloc.c:140:1: sparse: sparse: symbol 'pcpu_drain_mutex' was not declared. Should it be static? mm/page_alloc.c: note: in included file (through include/linux/mm.h): include/linux/gfp.h:324:27: sparse: sparse: restricted gfp_t degrades to integer include/linux/gfp.h:324:27: sparse: sparse: restricted gfp_t degrades to integer >> mm/page_alloc.c:4648:27: sparse: sparse: invalid assignment: &= mm/page_alloc.c:4648:27: sparse: left side has type restricted gfp_t mm/page_alloc.c:4648:27: sparse: right side has type int mm/page_alloc.c:1489:6: warning: no previous prototype for 'set_zone_contiguous' [-Wmissing-prototypes] 1489 | void set_zone_contiguous(struct zone *zone) | ^~~~~~~~~~~~~~~~~~~ mm/page_alloc.c:1511:6: warning: no previous prototype for 'clear_zone_contiguous' [-Wmissing-prototypes] 1511 | void clear_zone_contiguous(struct zone *zone) | ^~~~~~~~~~~~~~~~~~~~~ mm/page_alloc.c: In function 'mem_init_print_info': mm/page_alloc.c:7470:27: warning: comparison between two arrays [-Warray-compare] 7470 | if (start <= pos && pos < end && size > adj) 23- | ^~ mm/page_alloc.c:7474:9: note: in expansion of macro 'adj_init_size' 7474 | adj_init_size(__init_begin, __init_end, init_data_size, | ^~~~~~~~~~~~~ mm/page_alloc.c:7470:27: note: use '&__init_begin[0] <= &_sinittext[0]' to compare the addresses 7470 | if (start <= pos && pos < end && size > adj) 29- | ^~ mm/page_alloc.c:7474:9: note: in expansion of macro 'adj_init_size' 7474 | adj_init_size(__init_begin, __init_end, init_data_size, | ^~~~~~~~~~~~~ mm/page_alloc.c:7470:41: warning: comparison between two arrays [-Warray-compare] 7470 | if (start <= pos && pos < end && size > adj) 35- | ^ mm/page_alloc.c:7474:9: note: in expansion of macro 'adj_init_size' 7474 | adj_init_size(__init_begin, __init_end, init_data_size, | ^~~~~~~~~~~~~ mm/page_alloc.c:7470:41: note: use '&_sinittext[0] < &__init_end[0]' to compare the addresses 7470 | if (start <= pos && pos < end && size > adj) 41- | ^ mm/page_alloc.c:7474:9: note: in expansion of macro 'adj_init_size' 7474 | adj_init_size(__init_begin, __init_end, init_data_size, | ^~~~~~~~~~~~~ mm/page_alloc.c:7470:27: warning: comparison between two arrays [-Warray-compare] 7470 | if (start <= pos && pos < end && size > adj) 47- | ^~ mm/page_alloc.c:7476:9: note: in expansion of macro 'adj_init_size' 7476 | adj_init_size(_stext, _etext, codesize, _sinittext, init_code_size); | ^~~~~~~~~~~~~ mm/page_alloc.c:7470:27: note: use '&_stext[0] <= &_sinittext[0]' to compare the addresses 7470 | if (start <= pos && pos < end && size > adj) 53- | ^~ mm/page_alloc.c:7476:9: note: in expansion of macro 'adj_init_size' 7476 | adj_init_size(_stext, _etext, codesize, _sinittext, init_code_size); | ^~~~~~~~~~~~~ mm/page_alloc.c:7470:41: warning: comparison between two arrays [-Warray-compare] 7470 | if (start <= pos && pos < end && size > adj) 59- | ^ mm/page_alloc.c:7476:9: note: in expansion of macro 'adj_init_size' 7476 | adj_init_size(_stext, _etext, codesize, _sinittext, init_code_size); | ^~~~~~~~~~~~~ mm/page_alloc.c:7470:41: note: use '&_sinittext[0] < &_etext[0]' to compare the addresses 7470 | if (start <= pos && pos < end && size > adj) 65- | ^ mm/page_alloc.c:7476:9: note: in expansion of macro 'adj_init_size' 7476 | adj_init_size(_stext, _etext, codesize, _sinittext, init_code_size); | ^~~~~~~~~~~~~ mm/page_alloc.c:7470:27: warning: comparison between two arrays [-Warray-compare] 7470 | if (start <= pos && pos < end && size > adj) 71- | ^~ mm/page_alloc.c:7477:9: note: in expansion of macro 'adj_init_size' 7477 | adj_init_size(_sdata, _edata, datasize, __init_begin, init_data_size); | ^~~~~~~~~~~~~ mm/page_alloc.c:7470:27: note: use '&_sdata[0] <= &__init_begin[0]' to compare the addresses 7470 | if (start <= pos && pos < end && size > adj) 77- | ^~ mm/page_alloc.c:7477:9: note: in expansion of macro 'adj_init_size' 7477 | adj_init_size(_sdata, _edata, datasize, __init_begin, init_data_size); | ^~~~~~~~~~~~~ mm/page_alloc.c:7470:41: warning: comparison between two arrays [-Warray-compare] 7470 | if (start <= pos && pos < end && size > adj) 83- | ^ mm/page_alloc.c:7477:9: note: in expansion of macro 'adj_init_size' 7477 | adj_init_size(_sdata, _edata, datasize, __init_begin, init_data_size); | ^~~~~~~~~~~~~ mm/page_alloc.c:7470:41: note: use '&__init_begin[0] < &_edata[0]' to compare the addresses 7470 | if (start <= pos && pos < end && size > adj) 89- | ^ mm/page_alloc.c:7477:9: note: in expansion of macro 'adj_init_size' 7477 | adj_init_size(_sdata, _edata, datasize, __init_begin, init_data_size); | ^~~~~~~~~~~~~ mm/page_alloc.c:7470:27: warning: comparison between two arrays [-Warray-compare] 7470 | if (start <= pos && pos < end && size > adj) 95- | ^~ mm/page_alloc.c:7478:9: note: in expansion of macro 'adj_init_size' 7478 | adj_init_size(_stext, _etext, codesize, __start_rodata, rosize); | ^~~~~~~~~~~~~ mm/page_alloc.c:7470:27: note: use '&_stext[0] <= &__start_rodata[0]' to compare the addresses 7470 | if (start <= pos && pos < end && size > adj) 101- | ^~ mm/page_alloc.c:7478:9: note: in expansion of macro 'adj_init_size' 7478 | adj_init_size(_stext, _etext, codesize, __start_rodata, rosize); | ^~~~~~~~~~~~~ mm/page_alloc.c:7470:41: warning: comparison between two arrays [-Warray-compare] 7470 | if (start <= pos && pos < end && size > adj) 107- | ^ mm/page_alloc.c:7478:9: note: in expansion of macro 'adj_init_size' 7478 | adj_init_size(_stext, _etext, codesize, __start_rodata, rosize); | ^~~~~~~~~~~~~ mm/page_alloc.c:7470:41: note: use '&__start_rodata[0] < &_etext[0]' to compare the addresses vim +4648 mm/page_alloc.c 4606 4607 /* 4608 * return true means memory allocation need retry and flag ___GFP_RELIABILITY 4609 * must be cleared. 4610 */ 4611 static inline bool check_after_alloc(gfp_t *gfp_mask, unsigned int order, 4612 int preferred_nid, nodemask_t *nodemask, 4613 struct page **_page) 4614 { 4615 if (!mem_reliable_is_enabled()) 4616 return false; 4617 4618 if (!(*gfp_mask & ___GFP_RELIABILITY)) 4619 return false; 4620 4621 if (!*_page) 4622 goto out_retry; 4623 4624 if (*gfp_mask & __GFP_NOFAIL) 4625 goto out; 4626 4627 /* check water mark, reserver mirrored mem for kernel */ 4628 if (!mem_reliable_watermark_ok(1 << order)) 4629 goto out_free_page; 4630 4631 /* percpu counter is not initialized, ignore limit check */ 4632 if (!mem_reliable_counter_initialized()) 4633 goto out; 4634 4635 /* spcial user task, systemd is limited by task_reliable_limit */ 4636 if (((current->flags & PF_RELIABLE) || is_global_init(current)) && 4637 !reliable_mem_limit_check(1 << order)) 4638 goto out_free_page; 4639 4640 goto out; 4641 4642 out_free_page: 4643 __free_pages(*_page, order); 4644 *_page = NULL; 4645 4646 out_retry: 4647 if (reliable_allow_fb_enabled() || is_global_init(current)) { > 4648 *gfp_mask &= ~___GFP_RELIABILITY; 4649 return true; 4650 } 4651 4652 if (*gfp_mask & (__GFP_NORETRY | __GFP_RETRY_MAYFAIL | __GFP_THISNODE)) 4653 goto out; 4654 4655 /* Coredumps can quickly deplete all memory reserves */ 4656 if (current->flags & PF_DUMPCORE) 4657 goto out; 4658 /* The OOM killer will not help higher order allocs */ 4659 if (order > PAGE_ALLOC_COSTLY_ORDER) 4660 goto out; 4661 4662 /* oom here */ 4663 mem_reliable_out_of_memory(*gfp_mask, order, preferred_nid, 4664 nodemask); 4665 out: 4666 return false; 4667 } 4668 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:openEuler-1.0-LTS 1510/1510] mm/maccess.c:64:6: sparse: sparse: symbol '__probe_user_read' was not declared. Should it be static?
by kernel test robot 22 Mar '25

22 Mar '25

tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: abf385ef625e6aeb4923da42fef9ebce788f4ecf commit: 5c5bac1227aee80ee106ec07b32c981558049304 [1510/1510] uaccess: Add non-pagefault user-space read functions config: arm64-randconfig-r132-20250322 (https://download.01.org/0day-ci/archive/20250322/202503221848.AeSAEte6-lkp@…) compiler: aarch64-linux-gcc (GCC) 13.3.0 reproduce: (https://download.01.org/0day-ci/archive/20250322/202503221848.AeSAEte6-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/202503221848.AeSAEte6-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) >> mm/maccess.c:64:6: sparse: sparse: symbol '__probe_user_read' was not declared. Should it be static? mm/maccess.c:64:6: warning: no previous prototype for '__probe_user_read' [-Wmissing-prototypes] 64 | long __probe_user_read(void *dst, const void __user *src, size_t size) | ^~~~~~~~~~~~~~~~~ vim +/__probe_user_read +64 mm/maccess.c 50 51 /** 52 * probe_user_read(): safely attempt to read from a user-space location 53 * @dst: pointer to the buffer that shall take the data 54 * @src: address to read from. This must be a user address. 55 * @size: size of the data chunk 56 * 57 * Safely read from user address @src to the buffer at @dst. If a kernel fault 58 * happens, handle that and return -EFAULT. 59 */ 60 61 long __weak probe_user_read(void *dst, const void __user *src, size_t size) 62 __attribute__((alias("__probe_user_read"))); 63 > 64 long __probe_user_read(void *dst, const void __user *src, size_t size) 65 { 66 long ret = -EFAULT; 67 mm_segment_t old_fs = get_fs(); 68 69 set_fs(USER_DS); 70 if (access_ok(src, size)) 71 ret = probe_read_common(dst, src, size); 72 set_fs(old_fs); 73 74 return ret; 75 } 76 EXPORT_SYMBOL_GPL(probe_user_read); 77 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:openEuler-1.0-LTS 1510/1510] include/linux/backing-dev.h:510:19: sparse: sparse: incompatible types in comparison expression (different address spaces):
by kernel test robot 22 Mar '25

22 Mar '25

tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: 8a7a3996f4b2078603a8346880dbf5935308a57f commit: de1b854e74d99da0917ef841500d597f75838dd2 [1510/1510] bdi: get device name under rcu protect config: arm64-randconfig-r132-20250322 (https://download.01.org/0day-ci/archive/20250322/202503221640.dSQdYk6c-lkp@…) compiler: aarch64-linux-gcc (GCC) 13.3.0 reproduce: (https://download.01.org/0day-ci/archive/20250322/202503221640.dSQdYk6c-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/202503221640.dSQdYk6c-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) block/blk-core.c: note: in included file: >> include/linux/backing-dev.h:510:19: sparse: sparse: incompatible types in comparison expression (different address spaces): include/linux/backing-dev.h:510:19: sparse: struct rcu_device [noderef] __rcu * include/linux/backing-dev.h:510:19: sparse: struct rcu_device * -- block/bfq-iosched.c: note: in included file: >> include/linux/backing-dev.h:510:19: sparse: sparse: incompatible types in comparison expression (different address spaces): include/linux/backing-dev.h:510:19: sparse: struct rcu_device [noderef] __rcu * include/linux/backing-dev.h:510:19: sparse: struct rcu_device * vim +510 include/linux/backing-dev.h 502 503 static inline void bdi_get_dev_name(struct backing_dev_info *bdi, char *dname, 504 int len) 505 { 506 struct rcu_device *rcu_dev; 507 508 rcu_read_lock(); 509 > 510 rcu_dev = rcu_dereference(bdi->rcu_dev); 511 strlcpy(dname, rcu_dev ? dev_name(&rcu_dev->dev) : "(unknown)", len); 512 513 rcu_read_unlock(); 514 } 515 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:openEuler-1.0-LTS 1510/1510] block/blk-merge.c:688:16: sparse: sparse: symbol 'blk_try_req_merge' was not declared. Should it be static?
by kernel test robot 22 Mar '25

22 Mar '25

tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: db5f05c237bbdb9b4d5862fc59bdbdafa8f72a73 commit: 5f100bc6aabbe30e55cf20af8e163bb6dba3a3aa [1510/1510] block: fix the DISCARD request merge config: arm64-randconfig-r132-20250322 (https://download.01.org/0day-ci/archive/20250322/202503221140.40xnocXZ-lkp@…) compiler: aarch64-linux-gcc (GCC) 13.3.0 reproduce: (https://download.01.org/0day-ci/archive/20250322/202503221140.40xnocXZ-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/202503221140.40xnocXZ-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) >> block/blk-merge.c:688:16: sparse: sparse: symbol 'blk_try_req_merge' was not declared. Should it be static? block/blk-merge.c:688:16: warning: no previous prototype for 'blk_try_req_merge' [-Wmissing-prototypes] 688 | enum elv_merge blk_try_req_merge(struct request *req, struct request *next) | ^~~~~~~~~~~~~~~~~ vim +/blk_try_req_merge +688 block/blk-merge.c 687 > 688 enum elv_merge blk_try_req_merge(struct request *req, struct request *next) 689 { 690 if (blk_discard_mergable(req)) 691 return ELEVATOR_DISCARD_MERGE; 692 else if (blk_rq_pos(req) + blk_rq_sectors(req) == blk_rq_pos(next)) 693 return ELEVATOR_BACK_MERGE; 694 695 return ELEVATOR_NO_MERGE; 696 } 697 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0