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[openeuler:openEuler-1.0-LTS 1355/1355] mm/pin_mem.c:34:14: sparse: sparse: symbol 'max_pin_pid_num' was not declared. Should it be static?
by kernel test robot 28 Dec '24

28 Dec '24

tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: a8a9daf97ebc8e303e039402fe784e7bd4e5a9bb commit: 1a378b87531ea80e7847bf0105adedff28a73080 [1355/1355] mm: add pin memory method for checkpoint add restore config: arm64-randconfig-r133-20241227 (https://download.01.org/0day-ci/archive/20241228/202412280440.AeTCi8Kt-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.2.0 reproduce: (https://download.01.org/0day-ci/archive/20241228/202412280440.AeTCi8Kt-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/202412280440.AeTCi8Kt-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) >> mm/pin_mem.c:34:14: sparse: sparse: symbol 'max_pin_pid_num' was not declared. Should it be static? >> mm/pin_mem.c:35:15: sparse: sparse: symbol 'redirect_space_size' was not declared. Should it be static? >> mm/pin_mem.c:171:6: sparse: sparse: symbol 'reserve_page_from_buddy' was not declared. Should it be static? >> mm/pin_mem.c:254:6: sparse: sparse: symbol 'free_user_map_pages' was not declared. Should it be static? >> mm/pin_mem.c:311:6: sparse: sparse: symbol 'check_redirect_end_valid' was not declared. Should it be static? >> mm/pin_mem.c:392:5: sparse: sparse: symbol 'calculate_pin_mem_digest' was not declared. Should it be static? >> mm/pin_mem.c:481:5: sparse: sparse: symbol 'collect_pmd_huge_pages' was not declared. Should it be static? >> mm/pin_mem.c:544:5: sparse: sparse: symbol 'collect_normal_pages' was not declared. Should it be static? >> mm/pin_mem.c:610:6: sparse: sparse: symbol 'free_pin_pages' was not declared. Should it be static? >> mm/pin_mem.c:770:12: sparse: sparse: symbol 'remap_normal_pages' was not declared. Should it be static? >> mm/pin_mem.c:857:12: sparse: sparse: symbol 'remap_huge_pmd_pages' was not declared. Should it be static? >> mm/pin_mem.c:844:63: sparse: sparse: not addressable mm/pin_mem.c:846:63: sparse: sparse: not addressable mm/pin_mem.c:848:71: sparse: sparse: not addressable mm/pin_mem.c:851:65: sparse: sparse: not addressable mm/pin_mem.c:171:6: warning: no previous prototype for 'reserve_page_from_buddy' [-Wmissing-prototypes] 171 | void reserve_page_from_buddy(unsigned long nr_pages, struct page *page) | ^~~~~~~~~~~~~~~~~~~~~~~ mm/pin_mem.c:254:6: warning: no previous prototype for 'free_user_map_pages' [-Wmissing-prototypes] 254 | void free_user_map_pages(unsigned int pid_index, unsigned int entry_index, unsigned int page_index) | ^~~~~~~~~~~~~~~~~~~ mm/pin_mem.c:311:6: warning: no previous prototype for 'check_redirect_end_valid' [-Wmissing-prototypes] 311 | bool check_redirect_end_valid(struct redirect_info *redirect_start, | ^~~~~~~~~~~~~~~~~~~~~~~~ mm/pin_mem.c:392:5: warning: no previous prototype for 'calculate_pin_mem_digest' [-Wmissing-prototypes] 392 | int calculate_pin_mem_digest(struct pin_mem_dump_info *pmdi, char *digest) | ^~~~~~~~~~~~~~~~~~~~~~~~ mm/pin_mem.c:481:5: warning: no previous prototype for 'collect_pmd_huge_pages' [-Wmissing-prototypes] 481 | int collect_pmd_huge_pages(struct task_struct *task, | ^~~~~~~~~~~~~~~~~~~~~~ mm/pin_mem.c:544:5: warning: no previous prototype for 'collect_normal_pages' [-Wmissing-prototypes] 544 | int collect_normal_pages(struct task_struct *task, | ^~~~~~~~~~~~~~~~~~~~ mm/pin_mem.c: In function 'collect_normal_pages': mm/pin_mem.c:549:26: warning: variable 'nr_pages' set but not used [-Wunused-but-set-variable] 549 | unsigned long i, nr_pages; | ^~~~~~~~ mm/pin_mem.c: At top level: mm/pin_mem.c:610:6: warning: no previous prototype for 'free_pin_pages' [-Wmissing-prototypes] 610 | void free_pin_pages(struct page_map_entry *pme) | ^~~~~~~~~~~~~~ mm/pin_mem.c:770:12: warning: no previous prototype for 'remap_normal_pages' [-Wmissing-prototypes] 770 | vm_fault_t remap_normal_pages(struct mm_struct *mm, struct vm_area_struct *vma, | ^~~~~~~~~~~~~~~~~~ mm/pin_mem.c: In function 'get_hugepage_gfpmask': mm/pin_mem.c:844:63: error: lvalue required as unary '&' operand 844 | if (test_bit(TRANSPARENT_HUGEPAGE_DEFRAG_DIRECT_FLAG, &transparent_hugepage_flags)) | ^ mm/pin_mem.c:846:63: error: lvalue required as unary '&' operand 846 | if (test_bit(TRANSPARENT_HUGEPAGE_DEFRAG_KSWAPD_FLAG, &transparent_hugepage_flags)) | ^ mm/pin_mem.c:848:71: error: lvalue required as unary '&' operand 848 | if (test_bit(TRANSPARENT_HUGEPAGE_DEFRAG_KSWAPD_OR_MADV_FLAG, &transparent_hugepage_flags)) | ^ mm/pin_mem.c:851:65: error: lvalue required as unary '&' operand 851 | if (test_bit(TRANSPARENT_HUGEPAGE_DEFRAG_REQ_MADV_FLAG, &transparent_hugepage_flags)) | ^ mm/pin_mem.c: At top level: mm/pin_mem.c:857:12: warning: no previous prototype for 'remap_huge_pmd_pages' [-Wmissing-prototypes] 857 | vm_fault_t remap_huge_pmd_pages(struct mm_struct *mm, struct vm_area_struct *vma, | ^~~~~~~~~~~~~~~~~~~~ vim +/max_pin_pid_num +34 mm/pin_mem.c 33 > 34 unsigned int max_pin_pid_num __read_mostly; > 35 unsigned long redirect_space_size __read_mostly; 36 static unsigned long redirect_space_start; 37 static void *pin_mem_pagewalk; 38 static unsigned long *pagemap_buffer; 39 static int reserve_user_map_pages_fail; 40 41 static int __init setup_max_pin_pid_num(char *str) 42 { 43 int ret; 44 45 if (!str) 46 return 0; 47 48 ret = kstrtouint(str, 10, &max_pin_pid_num); 49 if (ret) { 50 pr_warn("Unable to parse max pin pid num.\n"); 51 } else { 52 if (max_pin_pid_num > MAX_PIN_PID_NUM) { 53 max_pin_pid_num = 0; 54 pr_warn("Input max_pin_pid_num is too large.\n"); 55 } 56 } 57 return ret; 58 } 59 early_param("max_pin_pid_num", setup_max_pin_pid_num); 60 61 static int __init setup_redirect_space_size(char *str) 62 { 63 if (!str) 64 return 0; 65 66 redirect_space_size = memparse(str, NULL); 67 if (!redirect_space_size) { 68 pr_warn("Unable to parse redirect space size, use the default value.\n"); 69 redirect_space_size = DEFAULT_REDIRECT_SPACE_SIZE; 70 } 71 return 0; 72 } 73 early_param("redirect_space_size", setup_redirect_space_size); 74 75 struct page_map_info *create_page_map_info(int pid) 76 { 77 struct page_map_info *new; 78 79 if (!user_space_reserve_start) 80 return NULL; 81 82 if (pin_pid_num >= max_pin_pid_num) { 83 pr_warn("Pin pid num too large than max_pin_pid_num, fail create: %d!", pid); 84 return NULL; 85 } 86 new = (struct page_map_info *)(user_space_reserve_start + pin_pid_num); 87 new->pid = pid; 88 new->pme = NULL; 89 new->entry_num = 0; 90 new->pid_reserved = false; 91 new->disable_free_page = false; 92 (*pin_pid_num_addr)++; 93 pin_pid_num++; 94 return new; 95 } 96 EXPORT_SYMBOL_GPL(create_page_map_info); 97 98 struct page_map_info *get_page_map_info(int pid) 99 { 100 int i; 101 102 if (!user_space_reserve_start) 103 return NULL; 104 105 for (i = 0; i < pin_pid_num; i++) { 106 if (user_space_reserve_start[i].pid == pid) 107 return &(user_space_reserve_start[i]); 108 } 109 return NULL; 110 } 111 EXPORT_SYMBOL_GPL(get_page_map_info); 112 113 static struct page *find_head_page(struct page *page) 114 { 115 struct page *p = page; 116 117 while (!PageBuddy(p)) { 118 if (PageLRU(p)) 119 return NULL; 120 p--; 121 } 122 return p; 123 } 124 125 static void spilt_page_area_left(struct zone *zone, struct free_area *area, struct page *page, 126 unsigned long size, int order) 127 { 128 unsigned long cur_size = 1 << order; 129 unsigned long total_size = 0; 130 131 while (size && cur_size > size) { 132 cur_size >>= 1; 133 order--; 134 area--; 135 if (cur_size <= size) { 136 list_add(&page[total_size].lru, &area->free_list[MIGRATE_MOVABLE]); 137 atomic_set(&(page[total_size]._mapcount), PAGE_BUDDY_MAPCOUNT_VALUE); 138 set_page_private(&page[total_size], order); 139 set_pageblock_migratetype(&page[total_size], MIGRATE_MOVABLE); 140 area->nr_free++; 141 total_size += cur_size; 142 size -= cur_size; 143 } 144 } 145 } 146 147 static void spilt_page_area_right(struct zone *zone, struct free_area *area, struct page *page, 148 unsigned long size, int order) 149 { 150 unsigned long cur_size = 1 << order; 151 struct page *right_page, *head_page; 152 153 right_page = page + size; 154 while (size && cur_size > size) { 155 cur_size >>= 1; 156 order--; 157 area--; 158 if (cur_size <= size) { 159 head_page = right_page - cur_size; 160 list_add(&head_page->lru, &area->free_list[MIGRATE_MOVABLE]); 161 atomic_set(&(head_page->_mapcount), PAGE_BUDDY_MAPCOUNT_VALUE); 162 set_page_private(head_page, order); 163 set_pageblock_migratetype(head_page, MIGRATE_MOVABLE); 164 area->nr_free++; 165 size -= cur_size; 166 right_page = head_page; 167 } 168 } 169 } 170 > 171 void reserve_page_from_buddy(unsigned long nr_pages, struct page *page) 172 { 173 unsigned int current_order; 174 struct page *page_end; 175 struct free_area *area; 176 struct zone *zone; 177 struct page *head_page; 178 179 head_page = find_head_page(page); 180 if (!head_page) { 181 pr_warn("Find page head fail."); 182 return; 183 } 184 185 current_order = head_page->private; 186 page_end = head_page + (1 << current_order); 187 zone = page_zone(head_page); 188 area = &(zone->free_area[current_order]); 189 list_del(&head_page->lru); 190 atomic_set(&head_page->_mapcount, -1); 191 set_page_private(head_page, 0); 192 area->nr_free--; 193 194 if (head_page != page) 195 spilt_page_area_left(zone, area, head_page, 196 (unsigned long)(page - head_page), current_order); 197 page = page + nr_pages; 198 if (page < page_end) { 199 spilt_page_area_right(zone, area, page, 200 (unsigned long)(page_end - page), current_order); 201 } else if (page > page_end) { 202 pr_warn("Find page end smaller than page."); 203 } 204 } 205 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-5.10 2597/2597] kernel/watchdog_hld.c:502:12: sparse: sparse: symbol '__hardlockup_detector_perf_init' was not declared. Should it be static?
by kernel test robot 28 Dec '24

28 Dec '24

tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: 053a6b6f8e4c86200cdb20bc80c063c3bb119859 commit: 364de98eacea8dbfe4f926f62085aebf8534f403 [2597/2597] watchdog: Fix sleeping function called from atomic context config: x86_64-randconfig-123-20241225 (https://download.01.org/0day-ci/archive/20241228/202412280324.woXn0RU1-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/20241228/202412280324.woXn0RU1-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/202412280324.woXn0RU1-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) >> kernel/watchdog_hld.c:502:12: sparse: sparse: symbol '__hardlockup_detector_perf_init' was not declared. Should it be static? vim +/__hardlockup_detector_perf_init +502 kernel/watchdog_hld.c 501 > 502 int __init __hardlockup_detector_perf_init(void *not_used) 503 { 504 int ret = hardlockup_detector_event_create(); 505 506 if (ret) { 507 pr_info("Perf NMI watchdog permanently disabled\n"); 508 } else { 509 perf_event_release_kernel(this_cpu_read(watchdog_ev)); 510 this_cpu_write(watchdog_ev, NULL); 511 } 512 return ret; 513 } 514 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-5.10 2600/2600] mm/clear_freelist_page.c:141:50: sparse: sparse: incorrect type in argument 3 (different address spaces)
by kernel test robot 28 Dec '24

28 Dec '24

tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: 053a6b6f8e4c86200cdb20bc80c063c3bb119859 commit: 426b9efea56f9b065151d165caab2ebd32906505 [2600/2600] mm: Add sysctl to clear free list pages config: arm64-randconfig-r133-20241227 (https://download.01.org/0day-ci/archive/20241228/202412280329.gvMxH5vy-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.2.0 reproduce: (https://download.01.org/0day-ci/archive/20241228/202412280329.gvMxH5vy-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/202412280329.gvMxH5vy-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) >> mm/clear_freelist_page.c:141:50: sparse: sparse: incorrect type in argument 3 (different address spaces) @@ expected void * @@ got void [noderef] __user *buffer @@ mm/clear_freelist_page.c:141:50: sparse: expected void * mm/clear_freelist_page.c:141:50: sparse: got void [noderef] __user *buffer >> mm/clear_freelist_page.c:155:36: sparse: sparse: incorrect type in initializer (incompatible argument 3 (different address spaces)) @@ expected int ( [usertype] *proc_handler )( ... ) @@ got int ( * )( ... ) @@ mm/clear_freelist_page.c:155:36: sparse: expected int ( [usertype] *proc_handler )( ... ) mm/clear_freelist_page.c:155:36: sparse: got int ( * )( ... ) vim +141 mm/clear_freelist_page.c 133 134 static int sysctl_clear_freelist_handler(struct ctl_table *table, int write, 135 void __user *buffer, size_t *lenp, loff_t *ppos) 136 { 137 int ret; 138 int val; 139 140 table->data = &val; > 141 ret = proc_dointvec_minmax(table, write, buffer, lenp, ppos); 142 143 if (!ret && write) 144 clear_freelist_pages(); 145 146 return ret; 147 } 148 149 static struct ctl_table clear_freelist_table[] = { 150 { 151 .procname = "clear_freelist_pages", 152 .data = NULL, 153 .maxlen = sizeof(int), 154 .mode = 0200, > 155 .proc_handler = &sysctl_clear_freelist_handler, 156 .extra1 = SYSCTL_ONE, 157 .extra2 = SYSCTL_ONE, 158 }, 159 { } 160 }; 161 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-6.6 1662/1662] drivers/iommu/amd/iommu.c:69:30: sparse: sparse: symbol 'amd_dirty_ops' was not declared. Should it be static?
by kernel test robot 28 Dec '24

28 Dec '24

tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: e53a23ef21aa9859c864e7c4bb6ecde5269f54b6 commit: ebb4f9309c67ec7e9a872dbd5e7cacaaf78f4bf2 [1662/1662] iommu/amd: Access/Dirty bit support in IOPTEs config: x86_64-randconfig-123-20241226 (https://download.01.org/0day-ci/archive/20241228/202412280224.mAGqCCAG-lkp@…) compiler: clang version 19.1.3 (https://github.com/llvm/llvm-project ab51eccf88f5321e7c60591c5546b254b6afab99) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241228/202412280224.mAGqCCAG-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/202412280224.mAGqCCAG-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) >> drivers/iommu/amd/iommu.c:69:30: sparse: sparse: symbol 'amd_dirty_ops' was not declared. Should it be static? vim +/amd_dirty_ops +69 drivers/iommu/amd/iommu.c 67 68 const struct iommu_ops amd_iommu_ops; > 69 const struct iommu_dirty_ops amd_dirty_ops; 70 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-5.10 2589/2589] fs/ntfs3/file.o: warning: objtool: ntfs3_setattr()+0xfb: unreachable instruction
by kernel test robot 28 Dec '24

28 Dec '24

Hi Konstantin, First bad commit (maybe != root cause): tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: 053a6b6f8e4c86200cdb20bc80c063c3bb119859 commit: c213d417e466b7a7d9e02939bb67fcf5d82a3f2f [2589/2589] fs/ntfs3: Add NTFS3 in fs/Kconfig and fs/Makefile config: x86_64-buildonly-randconfig-002-20241218 (https://download.01.org/0day-ci/archive/20241228/202412280232.iRY0y7uJ-lkp@…) compiler: clang version 19.1.3 (https://github.com/llvm/llvm-project ab51eccf88f5321e7c60591c5546b254b6afab99) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241228/202412280232.iRY0y7uJ-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/202412280232.iRY0y7uJ-lkp@intel.com/ All warnings (new ones prefixed by >>): >> fs/ntfs3/file.o: warning: objtool: ntfs3_setattr()+0xfb: unreachable instruction -- >> fs/ntfs3/bitmap.o: warning: objtool: wnd_add_free_ext()+0x3f1: unreachable instruction -- >> fs/ntfs3/run.o: warning: objtool: run_collapse_range()+0x17b: unreachable instruction -- >> fs/ntfs3/fsntfs.o: warning: objtool: ntfs_bio_pages()+0x34a: unreachable instruction -- >> fs/ntfs3/index.o: warning: objtool: bmp_buf_get()+0xc8: unreachable instruction -- >> fs/ntfs3/fslog.o: warning: objtool: do_action()+0x4a1: unreachable instruction -- >> fs/ntfs3/frecord.o: warning: objtool: ni_write_frame()+0x219: unreachable instruction -- >> fs/ntfs3/inode.o: warning: objtool: ntfs_get_block_vbo()+0x12e: unreachable instruction -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-5.10 2600/2600] arch/arm64/include/asm/cmpxchg.h:88:1: sparse: sparse: cast truncates bits from constant value (3fff becomes ff)
by kernel test robot 28 Dec '24

28 Dec '24

tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: 053a6b6f8e4c86200cdb20bc80c063c3bb119859 commit: 2cef14dac00fca28ba2c0492e70bb537cba83f4d [2600/2600] mm/pin_mem: add PG_hotreplace to mark pages need hotreplaced config: arm64-randconfig-r133-20241227 (https://download.01.org/0day-ci/archive/20241228/202412280149.2dV0pFCu-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.2.0 reproduce: (https://download.01.org/0day-ci/archive/20241228/202412280149.2dV0pFCu-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/202412280149.2dV0pFCu-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) mm/memory.c:5306:22: sparse: sparse: cast removes address space '__user' of expression mm/memory.c:273:46: sparse: sparse: self-comparison always evaluates to false mm/memory.c:307:46: sparse: sparse: self-comparison always evaluates to false mm/memory.c:943:17: sparse: sparse: context imbalance in 'copy_pte_range' - different lock contexts for basic block mm/memory.c:1099:61: sparse: sparse: self-comparison always evaluates to false mm/memory.c:1123:61: sparse: sparse: self-comparison always evaluates to false mm/memory.c:1635:16: sparse: sparse: context imbalance in '__get_locked_pte' - different lock contexts for basic block mm/memory.c:1684:9: sparse: sparse: context imbalance in 'insert_page' - different lock contexts for basic block mm/memory.c:2186:17: sparse: sparse: context imbalance in 'remap_pte_range' - different lock contexts for basic block mm/memory.c:2243:46: sparse: sparse: self-comparison always evaluates to false mm/memory.c:2265:46: sparse: sparse: self-comparison always evaluates to false mm/memory.c:2431:17: sparse: sparse: context imbalance in 'apply_to_pte_range' - unexpected unlock mm/memory.c:2504:46: sparse: sparse: self-comparison always evaluates to false mm/memory.c:2540:46: sparse: sparse: self-comparison always evaluates to false mm/memory.c:2719:17: sparse: sparse: context imbalance in 'wp_page_copy' - unexpected unlock mm/memory.c: note: in included file (through arch/arm64/include/asm/atomic.h, include/linux/atomic.h, include/asm-generic/bitops/atomic.h, ...): >> arch/arm64/include/asm/cmpxchg.h:88:1: sparse: sparse: cast truncates bits from constant value (3fff becomes ff) >> arch/arm64/include/asm/cmpxchg.h:88:1: sparse: sparse: cast truncates bits from constant value (3fff becomes ff) mm/memory.c:3064:17: sparse: sparse: context imbalance in 'wp_pfn_shared' - unexpected unlock >> arch/arm64/include/asm/cmpxchg.h:88:1: sparse: sparse: cast truncates bits from constant value (3fff becomes ff) >> arch/arm64/include/asm/cmpxchg.h:88:1: sparse: sparse: cast truncates bits from constant value (3fff becomes ff) mm/memory.c:3127:19: sparse: sparse: context imbalance in 'do_wp_page' - different lock contexts for basic block mm/memory.c:3755:19: sparse: sparse: context imbalance in 'pte_alloc_one_map' - different lock contexts for basic block mm/memory.c:3982:17: sparse: sparse: context imbalance in 'finish_fault' - unexpected unlock mm/memory.c:4091:9: sparse: sparse: context imbalance in 'do_fault_around' - unexpected unlock mm/memory.c:4814:5: sparse: sparse: context imbalance in 'follow_invalidate_pte' - different lock contexts for basic block mm/memory.c:4935:9: sparse: sparse: context imbalance in 'follow_pfn' - unexpected unlock -- mm/migrate.c: note: in included file (through arch/arm64/include/asm/atomic.h, include/linux/atomic.h, include/asm-generic/bitops/atomic.h, ...): >> arch/arm64/include/asm/cmpxchg.h:88:1: sparse: sparse: cast truncates bits from constant value (3fff becomes ff) vim +88 arch/arm64/include/asm/cmpxchg.h 10b663aef1c2479 Catalin Marinas 2012-03-05 84 305d454aaa292be Will Deacon 2015-10-08 85 __XCHG_GEN() 305d454aaa292be Will Deacon 2015-10-08 86 __XCHG_GEN(_acq) 305d454aaa292be Will Deacon 2015-10-08 87 __XCHG_GEN(_rel) 305d454aaa292be Will Deacon 2015-10-08 @88 __XCHG_GEN(_mb) 305d454aaa292be Will Deacon 2015-10-08 89 :::::: The code at line 88 was first introduced by commit :::::: 305d454aaa292be3a09a9d674e6c35f5b4249a13 arm64: atomics: implement native {relaxed, acquire, release} atomics :::::: TO: Will Deacon <will.deacon(a)arm.com> :::::: CC: Catalin Marinas <catalin.marinas(a)arm.com> -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:openEuler-1.0-LTS 1355/1355] kernel/ktask.c:80:5: sparse: sparse: symbol 'ktask_max_threads' was not declared. Should it be static?
by kernel test robot 28 Dec '24

28 Dec '24

tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: a8a9daf97ebc8e303e039402fe784e7bd4e5a9bb commit: c48676ef6b6f9cb8497d6264ae9ff71b87630337 [1355/1355] ktask: multithread CPU-intensive kernel work config: arm64-randconfig-r133-20241227 (https://download.01.org/0day-ci/archive/20241228/202412280123.7Ss8XbOc-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.2.0 reproduce: (https://download.01.org/0day-ci/archive/20241228/202412280123.7Ss8XbOc-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/202412280123.7Ss8XbOc-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) >> kernel/ktask.c:80:5: sparse: sparse: symbol 'ktask_max_threads' was not declared. Should it be static? vim +/ktask_max_threads +80 kernel/ktask.c 78 79 /* Maximum number of threads for a single task. */ > 80 int ktask_max_threads = KTASK_DEFAULT_MAX_THREADS; 81 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:OLK-6.6 1667/1667] fs/proc/etmem_scan.c:737:16: sparse: sparse: cast removes address space '__rcu' of expression
by kernel test robot 28 Dec '24

28 Dec '24

tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: e53a23ef21aa9859c864e7c4bb6ecde5269f54b6 commit: 5d3b64fd78b80ec49285f2186e7b5ac5850f76e4 [1667/1667] etmem: add etmem scan feature config: arm64-randconfig-r111-20241227 (https://download.01.org/0day-ci/archive/20241228/202412280138.9neQNRRd-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.2.0 reproduce: (https://download.01.org/0day-ci/archive/20241228/202412280138.9neQNRRd-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/202412280138.9neQNRRd-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) fs/proc/etmem_scan.c:269:18: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void [noderef] __user *buf @@ got void *buf @@ fs/proc/etmem_scan.c:269:18: sparse: expected void [noderef] __user *buf fs/proc/etmem_scan.c:269:18: sparse: got void *buf >> fs/proc/etmem_scan.c:737:16: sparse: sparse: cast removes address space '__rcu' of expression fs/proc/etmem_scan.c:1361:40: sparse: sparse: incorrect type in assignment (incompatible argument 2 (different address spaces)) @@ expected long ( *extern [addressable] [assigned] [toplevel] read )( ... ) @@ got long ( * )( ... ) @@ fs/proc/etmem_scan.c:1361:40: sparse: expected long ( *extern [addressable] [assigned] [toplevel] read )( ... ) fs/proc/etmem_scan.c:1361:40: sparse: got long ( * )( ... ) fs/proc/etmem_scan.c:697:46: sparse: sparse: self-comparison always evaluates to false fs/proc/etmem_scan.c:720:46: sparse: sparse: self-comparison always evaluates to false vim +/__rcu +737 fs/proc/etmem_scan.c 724 725 static int arm_page_range(struct page_idle_ctrl *pic, 726 unsigned long addr, 727 unsigned long end) 728 { 729 pgd_t *pgd; 730 unsigned long next; 731 struct kvm *kvm = pic->kvm; 732 int err = 0; 733 734 WARN_ON(addr >= end); 735 736 read_lock(&pic->kvm->mmu_lock); > 737 pgd = (pgd_t *)kvm->arch.mmu.pgt->pgd + pgd_index(addr) * PTRS_PER_PTE; 738 read_unlock(&pic->kvm->mmu_lock); 739 740 local_irq_disable(); 741 do { 742 next = pgd_addr_end(addr, end); 743 if (!pgd_present(*pgd)) { 744 set_restart_gpa(next, "PGD_HOLE"); 745 continue; 746 } 747 748 err = arm_p4d_range(pic, pgd, addr, next); 749 if (err) 750 break; 751 } while (pgd++, addr = next, addr != end); 752 753 local_irq_enable(); 754 return err; 755 } 756 #endif 757 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:openEuler-1.0-LTS 1355/1355] drivers/gpu/drm/msm/adreno/a6xx_gmu.c:1175:23: sparse: sparse: incorrect type in assignment (different address spaces)
by kernel test robot 27 Dec '24

27 Dec '24

tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: a8a9daf97ebc8e303e039402fe784e7bd4e5a9bb commit: 4b565ca5a2cbbbb6345e8789da89c193b6b00e5a [1355/1355] drm/msm: Add A6XX device support config: arm64-randconfig-r133-20241227 (https://download.01.org/0day-ci/archive/20241227/202412272355.CAWxIepM-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.2.0 reproduce: (https://download.01.org/0day-ci/archive/20241227/202412272355.CAWxIepM-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/202412272355.CAWxIepM-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) drivers/gpu/drm/msm/adreno/a6xx_gmu.c:601:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void * @@ drivers/gpu/drm/msm/adreno/a6xx_gmu.c:601:9: sparse: expected void const volatile [noderef] __iomem *addr drivers/gpu/drm/msm/adreno/a6xx_gmu.c:601:9: sparse: got void * drivers/gpu/drm/msm/adreno/a6xx_gmu.c:601:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void * @@ drivers/gpu/drm/msm/adreno/a6xx_gmu.c:601:9: sparse: expected void const volatile [noderef] __iomem *addr drivers/gpu/drm/msm/adreno/a6xx_gmu.c:601:9: sparse: got void * drivers/gpu/drm/msm/adreno/a6xx_gmu.c:601:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void * @@ drivers/gpu/drm/msm/adreno/a6xx_gmu.c:601:9: sparse: expected void const volatile [noderef] __iomem *addr drivers/gpu/drm/msm/adreno/a6xx_gmu.c:601:9: sparse: got void * drivers/gpu/drm/msm/adreno/a6xx_gmu.c:601:9: sparse: sparse: dereference of noderef expression drivers/gpu/drm/msm/adreno/a6xx_gmu.c:601:9: sparse: sparse: dereference of noderef expression drivers/gpu/drm/msm/adreno/a6xx_gmu.c:603:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void * @@ drivers/gpu/drm/msm/adreno/a6xx_gmu.c:603:9: sparse: expected void const volatile [noderef] __iomem *addr drivers/gpu/drm/msm/adreno/a6xx_gmu.c:603:9: sparse: got void * drivers/gpu/drm/msm/adreno/a6xx_gmu.c:603:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void * @@ drivers/gpu/drm/msm/adreno/a6xx_gmu.c:603:9: sparse: expected void const volatile [noderef] __iomem *addr drivers/gpu/drm/msm/adreno/a6xx_gmu.c:603:9: sparse: got void * drivers/gpu/drm/msm/adreno/a6xx_gmu.c:603:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void * @@ drivers/gpu/drm/msm/adreno/a6xx_gmu.c:603:9: sparse: expected void const volatile [noderef] __iomem *addr drivers/gpu/drm/msm/adreno/a6xx_gmu.c:603:9: sparse: got void * drivers/gpu/drm/msm/adreno/a6xx_gmu.c:603:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void * @@ drivers/gpu/drm/msm/adreno/a6xx_gmu.c:603:9: sparse: expected void const volatile [noderef] __iomem *addr drivers/gpu/drm/msm/adreno/a6xx_gmu.c:603:9: sparse: got void * drivers/gpu/drm/msm/adreno/a6xx_gmu.c:603:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void * @@ drivers/gpu/drm/msm/adreno/a6xx_gmu.c:603:9: sparse: expected void const volatile [noderef] __iomem *addr drivers/gpu/drm/msm/adreno/a6xx_gmu.c:603:9: sparse: got void * drivers/gpu/drm/msm/adreno/a6xx_gmu.c:603:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void * @@ drivers/gpu/drm/msm/adreno/a6xx_gmu.c:603:9: sparse: expected void const volatile [noderef] __iomem *addr drivers/gpu/drm/msm/adreno/a6xx_gmu.c:603:9: sparse: got void * drivers/gpu/drm/msm/adreno/a6xx_gmu.c:603:9: sparse: sparse: dereference of noderef expression drivers/gpu/drm/msm/adreno/a6xx_gmu.c:603:9: sparse: sparse: dereference of noderef expression drivers/gpu/drm/msm/adreno/a6xx_gmu.c:603:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void * @@ drivers/gpu/drm/msm/adreno/a6xx_gmu.c:603:9: sparse: expected void const volatile [noderef] __iomem *addr drivers/gpu/drm/msm/adreno/a6xx_gmu.c:603:9: sparse: got void * drivers/gpu/drm/msm/adreno/a6xx_gmu.c:603:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void * @@ drivers/gpu/drm/msm/adreno/a6xx_gmu.c:603:9: sparse: expected void const volatile [noderef] __iomem *addr drivers/gpu/drm/msm/adreno/a6xx_gmu.c:603:9: sparse: got void * drivers/gpu/drm/msm/adreno/a6xx_gmu.c:603:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void * @@ drivers/gpu/drm/msm/adreno/a6xx_gmu.c:603:9: sparse: expected void const volatile [noderef] __iomem *addr drivers/gpu/drm/msm/adreno/a6xx_gmu.c:603:9: sparse: got void * drivers/gpu/drm/msm/adreno/a6xx_gmu.c:603:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void * @@ drivers/gpu/drm/msm/adreno/a6xx_gmu.c:603:9: sparse: expected void const volatile [noderef] __iomem *addr drivers/gpu/drm/msm/adreno/a6xx_gmu.c:603:9: sparse: got void * drivers/gpu/drm/msm/adreno/a6xx_gmu.c:603:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void * @@ drivers/gpu/drm/msm/adreno/a6xx_gmu.c:603:9: sparse: expected void const volatile [noderef] __iomem *addr drivers/gpu/drm/msm/adreno/a6xx_gmu.c:603:9: sparse: got void * drivers/gpu/drm/msm/adreno/a6xx_gmu.c:603:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void * @@ drivers/gpu/drm/msm/adreno/a6xx_gmu.c:603:9: sparse: expected void const volatile [noderef] __iomem *addr drivers/gpu/drm/msm/adreno/a6xx_gmu.c:603:9: sparse: got void * drivers/gpu/drm/msm/adreno/a6xx_gmu.c:603:9: sparse: sparse: dereference of noderef expression drivers/gpu/drm/msm/adreno/a6xx_gmu.c:603:9: sparse: sparse: dereference of noderef expression drivers/gpu/drm/msm/adreno/a6xx_gmu.c:713:23: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void * @@ drivers/gpu/drm/msm/adreno/a6xx_gmu.c:713:23: sparse: expected void const volatile [noderef] __iomem *addr drivers/gpu/drm/msm/adreno/a6xx_gmu.c:713:23: sparse: got void * drivers/gpu/drm/msm/adreno/a6xx_gmu.c:713:23: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void * @@ drivers/gpu/drm/msm/adreno/a6xx_gmu.c:713:23: sparse: expected void const volatile [noderef] __iomem *addr drivers/gpu/drm/msm/adreno/a6xx_gmu.c:713:23: sparse: got void * drivers/gpu/drm/msm/adreno/a6xx_gmu.c:713:23: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void * @@ drivers/gpu/drm/msm/adreno/a6xx_gmu.c:713:23: sparse: expected void const volatile [noderef] __iomem *addr drivers/gpu/drm/msm/adreno/a6xx_gmu.c:713:23: sparse: got void * drivers/gpu/drm/msm/adreno/a6xx_gmu.c:713:23: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void * @@ drivers/gpu/drm/msm/adreno/a6xx_gmu.c:713:23: sparse: expected void const volatile [noderef] __iomem *addr drivers/gpu/drm/msm/adreno/a6xx_gmu.c:713:23: sparse: got void * drivers/gpu/drm/msm/adreno/a6xx_gmu.c:713:23: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void * @@ drivers/gpu/drm/msm/adreno/a6xx_gmu.c:713:23: sparse: expected void const volatile [noderef] __iomem *addr drivers/gpu/drm/msm/adreno/a6xx_gmu.c:713:23: sparse: got void * drivers/gpu/drm/msm/adreno/a6xx_gmu.c:713:23: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void * @@ drivers/gpu/drm/msm/adreno/a6xx_gmu.c:713:23: sparse: expected void const volatile [noderef] __iomem *addr drivers/gpu/drm/msm/adreno/a6xx_gmu.c:713:23: sparse: got void * drivers/gpu/drm/msm/adreno/a6xx_gmu.c:713:23: sparse: sparse: dereference of noderef expression drivers/gpu/drm/msm/adreno/a6xx_gmu.c:713:23: sparse: sparse: dereference of noderef expression drivers/gpu/drm/msm/adreno/a6xx_gmu.c:713:23: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void * @@ drivers/gpu/drm/msm/adreno/a6xx_gmu.c:713:23: sparse: expected void const volatile [noderef] __iomem *addr drivers/gpu/drm/msm/adreno/a6xx_gmu.c:713:23: sparse: got void * drivers/gpu/drm/msm/adreno/a6xx_gmu.c:713:23: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void * @@ drivers/gpu/drm/msm/adreno/a6xx_gmu.c:713:23: sparse: expected void const volatile [noderef] __iomem *addr drivers/gpu/drm/msm/adreno/a6xx_gmu.c:713:23: sparse: got void * drivers/gpu/drm/msm/adreno/a6xx_gmu.c:713:23: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void * @@ drivers/gpu/drm/msm/adreno/a6xx_gmu.c:713:23: sparse: expected void const volatile [noderef] __iomem *addr drivers/gpu/drm/msm/adreno/a6xx_gmu.c:713:23: sparse: got void * drivers/gpu/drm/msm/adreno/a6xx_gmu.c:713:23: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void * @@ drivers/gpu/drm/msm/adreno/a6xx_gmu.c:713:23: sparse: expected void const volatile [noderef] __iomem *addr drivers/gpu/drm/msm/adreno/a6xx_gmu.c:713:23: sparse: got void * drivers/gpu/drm/msm/adreno/a6xx_gmu.c:713:23: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void * @@ drivers/gpu/drm/msm/adreno/a6xx_gmu.c:713:23: sparse: expected void const volatile [noderef] __iomem *addr drivers/gpu/drm/msm/adreno/a6xx_gmu.c:713:23: sparse: got void * drivers/gpu/drm/msm/adreno/a6xx_gmu.c:713:23: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void * @@ drivers/gpu/drm/msm/adreno/a6xx_gmu.c:713:23: sparse: expected void const volatile [noderef] __iomem *addr drivers/gpu/drm/msm/adreno/a6xx_gmu.c:713:23: sparse: got void * drivers/gpu/drm/msm/adreno/a6xx_gmu.c:713:23: sparse: sparse: dereference of noderef expression drivers/gpu/drm/msm/adreno/a6xx_gmu.c:713:23: sparse: sparse: dereference of noderef expression drivers/gpu/drm/msm/adreno/a6xx_gmu.c:1083:31: sparse: sparse: incorrect type in return expression (different address spaces) @@ expected void [noderef] __iomem * @@ got void * @@ drivers/gpu/drm/msm/adreno/a6xx_gmu.c:1083:31: sparse: expected void [noderef] __iomem * drivers/gpu/drm/msm/adreno/a6xx_gmu.c:1083:31: sparse: got void * drivers/gpu/drm/msm/adreno/a6xx_gmu.c:1089:31: sparse: sparse: incorrect type in return expression (different address spaces) @@ expected void [noderef] __iomem * @@ got void * @@ drivers/gpu/drm/msm/adreno/a6xx_gmu.c:1089:31: sparse: expected void [noderef] __iomem * drivers/gpu/drm/msm/adreno/a6xx_gmu.c:1089:31: sparse: got void * drivers/gpu/drm/msm/adreno/a6xx_gmu.c:1172:19: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void *[noderef] mmio @@ got void [noderef] __iomem * @@ drivers/gpu/drm/msm/adreno/a6xx_gmu.c:1172:19: sparse: expected void *[noderef] mmio drivers/gpu/drm/msm/adreno/a6xx_gmu.c:1172:19: sparse: got void [noderef] __iomem * >> drivers/gpu/drm/msm/adreno/a6xx_gmu.c:1175:23: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void *[noderef] pdc_mmio @@ got void [noderef] __iomem * @@ drivers/gpu/drm/msm/adreno/a6xx_gmu.c:1175:23: sparse: expected void *[noderef] pdc_mmio drivers/gpu/drm/msm/adreno/a6xx_gmu.c:1175:23: sparse: got void [noderef] __iomem * drivers/gpu/drm/msm/adreno/a6xx_gmu.c: note: in included file (through drivers/gpu/drm/msm/adreno/a6xx_gpu.h): drivers/gpu/drm/msm/adreno/a6xx_gmu.h:84:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const [noderef] __iomem *addr @@ got void * @@ drivers/gpu/drm/msm/adreno/a6xx_gmu.h:84:36: sparse: expected void const [noderef] __iomem *addr drivers/gpu/drm/msm/adreno/a6xx_gmu.h:84:36: sparse: got void * drivers/gpu/drm/msm/adreno/a6xx_gmu.h:84:26: sparse: sparse: dereference of noderef expression drivers/gpu/drm/msm/adreno/a6xx_gmu.h:89:44: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void * @@ drivers/gpu/drm/msm/adreno/a6xx_gmu.h:89:44: sparse: expected void [noderef] __iomem *addr drivers/gpu/drm/msm/adreno/a6xx_gmu.h:89:44: sparse: got void * drivers/gpu/drm/msm/adreno/a6xx_gmu.h:89:34: sparse: sparse: dereference of noderef expression drivers/gpu/drm/msm/adreno/a6xx_gmu.h:84:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const [noderef] __iomem *addr @@ got void * @@ drivers/gpu/drm/msm/adreno/a6xx_gmu.h:84:36: sparse: expected void const [noderef] __iomem *addr drivers/gpu/drm/msm/adreno/a6xx_gmu.h:84:36: sparse: got void * drivers/gpu/drm/msm/adreno/a6xx_gmu.h:84:26: sparse: sparse: dereference of noderef expression drivers/gpu/drm/msm/adreno/a6xx_gmu.h:84:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const [noderef] __iomem *addr @@ got void * @@ drivers/gpu/drm/msm/adreno/a6xx_gmu.h:84:36: sparse: expected void const [noderef] __iomem *addr drivers/gpu/drm/msm/adreno/a6xx_gmu.h:84:36: sparse: got void * drivers/gpu/drm/msm/adreno/a6xx_gmu.h:84:26: sparse: sparse: dereference of noderef expression drivers/gpu/drm/msm/adreno/a6xx_gmu.h:89:44: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void * @@ drivers/gpu/drm/msm/adreno/a6xx_gmu.h:89:44: sparse: expected void [noderef] __iomem *addr drivers/gpu/drm/msm/adreno/a6xx_gmu.h:89:44: sparse: got void * drivers/gpu/drm/msm/adreno/a6xx_gmu.h:89:34: sparse: sparse: dereference of noderef expression drivers/gpu/drm/msm/adreno/a6xx_gmu.h:84:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const [noderef] __iomem *addr @@ got void * @@ drivers/gpu/drm/msm/adreno/a6xx_gmu.h:84:36: sparse: expected void const [noderef] __iomem *addr drivers/gpu/drm/msm/adreno/a6xx_gmu.h:84:36: sparse: got void * drivers/gpu/drm/msm/adreno/a6xx_gmu.h:84:26: sparse: sparse: dereference of noderef expression drivers/gpu/drm/msm/adreno/a6xx_gmu.h:89:44: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void * @@ drivers/gpu/drm/msm/adreno/a6xx_gmu.h:89:44: sparse: expected void [noderef] __iomem *addr drivers/gpu/drm/msm/adreno/a6xx_gmu.h:89:44: sparse: got void * drivers/gpu/drm/msm/adreno/a6xx_gmu.h:89:34: sparse: sparse: dereference of noderef expression drivers/gpu/drm/msm/adreno/a6xx_gmu.h:89:44: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void * @@ drivers/gpu/drm/msm/adreno/a6xx_gmu.h:89:44: sparse: expected void [noderef] __iomem *addr drivers/gpu/drm/msm/adreno/a6xx_gmu.h:89:44: sparse: got void * drivers/gpu/drm/msm/adreno/a6xx_gmu.h:89:34: sparse: sparse: dereference of noderef expression drivers/gpu/drm/msm/adreno/a6xx_gmu.h:89:44: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void * @@ drivers/gpu/drm/msm/adreno/a6xx_gmu.h:89:44: sparse: expected void [noderef] __iomem *addr drivers/gpu/drm/msm/adreno/a6xx_gmu.h:89:44: sparse: got void * drivers/gpu/drm/msm/adreno/a6xx_gmu.h:89:34: sparse: sparse: dereference of noderef expression drivers/gpu/drm/msm/adreno/a6xx_gmu.h:84:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const [noderef] __iomem *addr @@ got void * @@ drivers/gpu/drm/msm/adreno/a6xx_gmu.h:84:36: sparse: expected void const [noderef] __iomem *addr drivers/gpu/drm/msm/adreno/a6xx_gmu.h:84:36: sparse: got void * drivers/gpu/drm/msm/adreno/a6xx_gmu.h:84:26: sparse: sparse: dereference of noderef expression drivers/gpu/drm/msm/adreno/a6xx_gmu.h:84:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const [noderef] __iomem *addr @@ got void * @@ drivers/gpu/drm/msm/adreno/a6xx_gmu.h:84:36: sparse: expected void const [noderef] __iomem *addr drivers/gpu/drm/msm/adreno/a6xx_gmu.h:84:36: sparse: got void * drivers/gpu/drm/msm/adreno/a6xx_gmu.h:84:26: sparse: sparse: dereference of noderef expression drivers/gpu/drm/msm/adreno/a6xx_gmu.h:89:44: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void * @@ drivers/gpu/drm/msm/adreno/a6xx_gmu.h:89:44: sparse: expected void [noderef] __iomem *addr drivers/gpu/drm/msm/adreno/a6xx_gmu.h:89:44: sparse: got void * drivers/gpu/drm/msm/adreno/a6xx_gmu.h:89:34: sparse: sparse: dereference of noderef expression drivers/gpu/drm/msm/adreno/a6xx_gmu.h:89:44: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void * @@ drivers/gpu/drm/msm/adreno/a6xx_gmu.h:89:44: sparse: expected void [noderef] __iomem *addr drivers/gpu/drm/msm/adreno/a6xx_gmu.h:89:44: sparse: got void * drivers/gpu/drm/msm/adreno/a6xx_gmu.h:89:34: sparse: sparse: dereference of noderef expression drivers/gpu/drm/msm/adreno/a6xx_gmu.c:124:15: sparse: sparse: dereference of noderef expression drivers/gpu/drm/msm/adreno/a6xx_gmu.c:124:15: sparse: sparse: dereference of noderef expression drivers/gpu/drm/msm/adreno/a6xx_gmu.c:124:15: sparse: sparse: dereference of noderef expression drivers/gpu/drm/msm/adreno/a6xx_gmu.c:124:15: sparse: sparse: dereference of noderef expression drivers/gpu/drm/msm/adreno/a6xx_gmu.c:124:15: sparse: sparse: dereference of noderef expression drivers/gpu/drm/msm/adreno/a6xx_gmu.c:124:15: sparse: sparse: dereference of noderef expression drivers/gpu/drm/msm/adreno/a6xx_gmu.h:84:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const [noderef] __iomem *addr @@ got void * @@ drivers/gpu/drm/msm/adreno/a6xx_gmu.h:84:36: sparse: expected void const [noderef] __iomem *addr drivers/gpu/drm/msm/adreno/a6xx_gmu.h:84:36: sparse: got void * drivers/gpu/drm/msm/adreno/a6xx_gmu.h:84:26: sparse: sparse: dereference of noderef expression drivers/gpu/drm/msm/adreno/a6xx_gmu.h:89:44: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void * @@ drivers/gpu/drm/msm/adreno/a6xx_gmu.h:89:44: sparse: expected void [noderef] __iomem *addr drivers/gpu/drm/msm/adreno/a6xx_gmu.h:89:44: sparse: got void * drivers/gpu/drm/msm/adreno/a6xx_gmu.h:89:34: sparse: sparse: dereference of noderef expression drivers/gpu/drm/msm/adreno/a6xx_gmu.h:89:44: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void * @@ drivers/gpu/drm/msm/adreno/a6xx_gmu.h:89:44: sparse: expected void [noderef] __iomem *addr drivers/gpu/drm/msm/adreno/a6xx_gmu.h:89:44: sparse: got void * drivers/gpu/drm/msm/adreno/a6xx_gmu.h:89:34: sparse: sparse: dereference of noderef expression drivers/gpu/drm/msm/adreno/a6xx_gmu.c:143:15: sparse: sparse: dereference of noderef expression drivers/gpu/drm/msm/adreno/a6xx_gmu.c:143:15: sparse: sparse: dereference of noderef expression drivers/gpu/drm/msm/adreno/a6xx_gmu.c:143:15: sparse: sparse: dereference of noderef expression drivers/gpu/drm/msm/adreno/a6xx_gmu.c:143:15: sparse: sparse: dereference of noderef expression drivers/gpu/drm/msm/adreno/a6xx_gmu.c:143:15: sparse: sparse: dereference of noderef expression drivers/gpu/drm/msm/adreno/a6xx_gmu.c:143:15: sparse: sparse: dereference of noderef expression drivers/gpu/drm/msm/adreno/a6xx_gmu.h:89:44: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void * @@ drivers/gpu/drm/msm/adreno/a6xx_gmu.h:89:44: sparse: expected void [noderef] __iomem *addr drivers/gpu/drm/msm/adreno/a6xx_gmu.h:89:44: sparse: got void * drivers/gpu/drm/msm/adreno/a6xx_gmu.h:89:34: sparse: sparse: dereference of noderef expression drivers/gpu/drm/msm/adreno/a6xx_gmu.c:183:15: sparse: sparse: dereference of noderef expression drivers/gpu/drm/msm/adreno/a6xx_gmu.c:183:15: sparse: sparse: dereference of noderef expression drivers/gpu/drm/msm/adreno/a6xx_gmu.c:183:15: sparse: sparse: dereference of noderef expression drivers/gpu/drm/msm/adreno/a6xx_gmu.c:183:15: sparse: sparse: dereference of noderef expression drivers/gpu/drm/msm/adreno/a6xx_gmu.c:183:15: sparse: sparse: dereference of noderef expression drivers/gpu/drm/msm/adreno/a6xx_gmu.c:183:15: sparse: sparse: dereference of noderef expression drivers/gpu/drm/msm/adreno/a6xx_gmu.h:84:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const [noderef] __iomem *addr @@ got void * @@ drivers/gpu/drm/msm/adreno/a6xx_gmu.h:84:36: sparse: expected void const [noderef] __iomem *addr drivers/gpu/drm/msm/adreno/a6xx_gmu.h:84:36: sparse: got void * drivers/gpu/drm/msm/adreno/a6xx_gmu.h:84:26: sparse: sparse: dereference of noderef expression drivers/gpu/drm/msm/adreno/a6xx_gmu.h:89:44: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void * @@ drivers/gpu/drm/msm/adreno/a6xx_gmu.h:89:44: sparse: expected void [noderef] __iomem *addr drivers/gpu/drm/msm/adreno/a6xx_gmu.h:89:44: sparse: got void * drivers/gpu/drm/msm/adreno/a6xx_gmu.h:89:34: sparse: sparse: dereference of noderef expression drivers/gpu/drm/msm/adreno/a6xx_gmu.h:89:44: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void * @@ drivers/gpu/drm/msm/adreno/a6xx_gmu.h:89:44: sparse: expected void [noderef] __iomem *addr drivers/gpu/drm/msm/adreno/a6xx_gmu.h:89:44: sparse: got void * vim +1175 drivers/gpu/drm/msm/adreno/a6xx_gmu.c 1131 1132 int a6xx_gmu_probe(struct a6xx_gpu *a6xx_gpu, struct device_node *node) 1133 { 1134 struct a6xx_gmu *gmu = &a6xx_gpu->gmu; 1135 struct platform_device *pdev = of_find_device_by_node(node); 1136 int ret; 1137 1138 if (!pdev) 1139 return -ENODEV; 1140 1141 gmu->dev = &pdev->dev; 1142 1143 of_dma_configure(gmu->dev, node, false); 1144 1145 /* Fow now, don't do anything fancy until we get our feet under us */ 1146 gmu->idle_level = GMU_IDLE_STATE_ACTIVE; 1147 1148 pm_runtime_enable(gmu->dev); 1149 gmu->gx = devm_regulator_get(gmu->dev, "vdd"); 1150 1151 /* Get the list of clocks */ 1152 ret = a6xx_gmu_clocks_probe(gmu); 1153 if (ret) 1154 return ret; 1155 1156 /* Set up the IOMMU context bank */ 1157 ret = a6xx_gmu_memory_probe(gmu); 1158 if (ret) 1159 return ret; 1160 1161 /* Allocate memory for for the HFI queues */ 1162 gmu->hfi = a6xx_gmu_memory_alloc(gmu, SZ_16K); 1163 if (IS_ERR(gmu->hfi)) 1164 goto err; 1165 1166 /* Allocate memory for the GMU debug region */ 1167 gmu->debug = a6xx_gmu_memory_alloc(gmu, SZ_16K); 1168 if (IS_ERR(gmu->debug)) 1169 goto err; 1170 1171 /* Map the GMU registers */ 1172 gmu->mmio = a6xx_gmu_get_mmio(pdev, "gmu"); 1173 1174 /* Map the GPU power domain controller registers */ > 1175 gmu->pdc_mmio = a6xx_gmu_get_mmio(pdev, "gmu_pdc"); -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-5.10 2589/2589] mm/page_alloc.o: warning: objtool: __drain_all_pages()+0x235: unreachable instruction
by kernel test robot 27 Dec '24

27 Dec '24

tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: 053a6b6f8e4c86200cdb20bc80c063c3bb119859 commit: e037ee4a8deaff7c579618c0aba1f066d6d14b11 [2589/2589] mm, page_alloc: disable pcplists during memory offline config: x86_64-buildonly-randconfig-002-20241218 (https://download.01.org/0day-ci/archive/20241227/202412272117.9LTbAHTs-lkp@…) compiler: clang version 19.1.3 (https://github.com/llvm/llvm-project ab51eccf88f5321e7c60591c5546b254b6afab99) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241227/202412272117.9LTbAHTs-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/202412272117.9LTbAHTs-lkp@intel.com/ All warnings (new ones prefixed by >>): >> mm/page_alloc.o: warning: objtool: __drain_all_pages()+0x235: unreachable instruction -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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