Date
May 12, 2025, 11:48 a.m.
| Environment | |
|---|---|
| qemu-arm64 | |
| qemu-x86_64 |
[ 16.167438] ================================================================== [ 16.167533] BUG: KASAN: slab-out-of-bounds in kmalloc_oob_right+0x538/0x660 [ 16.167638] Write of size 1 at addr fff00000c1094c78 by task kunit_try_catch/136 [ 16.167740] [ 16.167802] CPU: 1 UID: 0 PID: 136 Comm: kunit_try_catch Tainted: G B N 6.15.0-rc6-next-20250512 #1 PREEMPT [ 16.169012] Tainted: [B]=BAD_PAGE, [N]=TEST [ 16.169112] Hardware name: linux,dummy-virt (DT) [ 16.169188] Call trace: [ 16.169235] show_stack+0x20/0x38 (C) [ 16.169348] dump_stack_lvl+0x8c/0xd0 [ 16.169450] print_report+0x118/0x608 [ 16.169545] kasan_report+0xdc/0x128 [ 16.169639] __asan_report_store1_noabort+0x20/0x30 [ 16.169740] kmalloc_oob_right+0x538/0x660 [ 16.169839] kunit_try_run_case+0x170/0x3f0 [ 16.170928] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 16.171159] kthread+0x328/0x630 [ 16.171280] ret_from_fork+0x10/0x20 [ 16.171385] [ 16.171425] Allocated by task 136: [ 16.171484] kasan_save_stack+0x3c/0x68 [ 16.171566] kasan_save_track+0x20/0x40 [ 16.171651] kasan_save_alloc_info+0x40/0x58 [ 16.171738] __kasan_kmalloc+0xd4/0xd8 [ 16.171809] __kmalloc_cache_noprof+0x15c/0x3c0 [ 16.171933] kmalloc_oob_right+0xb0/0x660 [ 16.172016] kunit_try_run_case+0x170/0x3f0 [ 16.172106] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 16.172195] kthread+0x328/0x630 [ 16.172270] ret_from_fork+0x10/0x20 [ 16.172344] [ 16.172383] The buggy address belongs to the object at fff00000c1094c00 [ 16.172383] which belongs to the cache kmalloc-128 of size 128 [ 16.172504] The buggy address is located 5 bytes to the right of [ 16.172504] allocated 115-byte region [fff00000c1094c00, fff00000c1094c73) [ 16.172638] [ 16.172682] The buggy address belongs to the physical page: [ 16.172747] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x101094 [ 16.172859] flags: 0xbfffe0000000000(node=0|zone=2|lastcpupid=0x1ffff) [ 16.172963] page_type: f5(slab) [ 16.173055] raw: 0bfffe0000000000 fff00000c0001a00 dead000000000122 0000000000000000 [ 16.173155] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 16.173231] page dumped because: kasan: bad access detected [ 16.173287] [ 16.173321] Memory state around the buggy address: [ 16.173386] fff00000c1094b00: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 16.173476] fff00000c1094b80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 16.173567] >fff00000c1094c00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 16.173646] ^ [ 16.173726] fff00000c1094c80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 16.173811] fff00000c1094d00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 16.173949] ================================================================== [ 16.159306] ================================================================== [ 16.159680] BUG: KASAN: slab-out-of-bounds in kmalloc_oob_right+0x5a4/0x660 [ 16.160599] Write of size 1 at addr fff00000c1094c73 by task kunit_try_catch/136 [ 16.160715] [ 16.161543] CPU: 1 UID: 0 PID: 136 Comm: kunit_try_catch Tainted: G N 6.15.0-rc6-next-20250512 #1 PREEMPT [ 16.161701] Tainted: [N]=TEST [ 16.161736] Hardware name: linux,dummy-virt (DT) [ 16.162037] Call trace: [ 16.162334] show_stack+0x20/0x38 (C) [ 16.162595] dump_stack_lvl+0x8c/0xd0 [ 16.162722] print_report+0x118/0x608 [ 16.162812] kasan_report+0xdc/0x128 [ 16.162897] __asan_report_store1_noabort+0x20/0x30 [ 16.162972] kmalloc_oob_right+0x5a4/0x660 [ 16.163020] kunit_try_run_case+0x170/0x3f0 [ 16.163096] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 16.163145] kthread+0x328/0x630 [ 16.163191] ret_from_fork+0x10/0x20 [ 16.163356] [ 16.163398] Allocated by task 136: [ 16.163517] kasan_save_stack+0x3c/0x68 [ 16.163586] kasan_save_track+0x20/0x40 [ 16.163623] kasan_save_alloc_info+0x40/0x58 [ 16.163660] __kasan_kmalloc+0xd4/0xd8 [ 16.163693] __kmalloc_cache_noprof+0x15c/0x3c0 [ 16.163730] kmalloc_oob_right+0xb0/0x660 [ 16.163766] kunit_try_run_case+0x170/0x3f0 [ 16.163799] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 16.163838] kthread+0x328/0x630 [ 16.163870] ret_from_fork+0x10/0x20 [ 16.163923] [ 16.163984] The buggy address belongs to the object at fff00000c1094c00 [ 16.163984] which belongs to the cache kmalloc-128 of size 128 [ 16.164085] The buggy address is located 0 bytes to the right of [ 16.164085] allocated 115-byte region [fff00000c1094c00, fff00000c1094c73) [ 16.164153] [ 16.164237] The buggy address belongs to the physical page: [ 16.164458] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x101094 [ 16.164743] flags: 0xbfffe0000000000(node=0|zone=2|lastcpupid=0x1ffff) [ 16.165056] page_type: f5(slab) [ 16.165371] raw: 0bfffe0000000000 fff00000c0001a00 dead000000000122 0000000000000000 [ 16.165432] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 16.165550] page dumped because: kasan: bad access detected [ 16.165591] [ 16.165618] Memory state around the buggy address: [ 16.165848] fff00000c1094b00: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 16.166217] fff00000c1094b80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 16.166288] >fff00000c1094c00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 16.166344] ^ [ 16.166434] fff00000c1094c80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 16.166475] fff00000c1094d00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 16.166538] ================================================================== [ 16.175696] ================================================================== [ 16.175798] BUG: KASAN: slab-out-of-bounds in kmalloc_oob_right+0x5d0/0x660 [ 16.175900] Read of size 1 at addr fff00000c1094c80 by task kunit_try_catch/136 [ 16.176004] [ 16.176074] CPU: 1 UID: 0 PID: 136 Comm: kunit_try_catch Tainted: G B N 6.15.0-rc6-next-20250512 #1 PREEMPT [ 16.176249] Tainted: [B]=BAD_PAGE, [N]=TEST [ 16.176305] Hardware name: linux,dummy-virt (DT) [ 16.177921] Call trace: [ 16.178581] show_stack+0x20/0x38 (C) [ 16.178822] dump_stack_lvl+0x8c/0xd0 [ 16.179489] print_report+0x118/0x608 [ 16.180809] kasan_report+0xdc/0x128 [ 16.181241] __asan_report_load1_noabort+0x20/0x30 [ 16.181459] kmalloc_oob_right+0x5d0/0x660 [ 16.181796] kunit_try_run_case+0x170/0x3f0 [ 16.181947] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 16.182055] kthread+0x328/0x630 [ 16.182141] ret_from_fork+0x10/0x20 [ 16.182415] [ 16.182449] Allocated by task 136: [ 16.182498] kasan_save_stack+0x3c/0x68 [ 16.182784] kasan_save_track+0x20/0x40 [ 16.182896] kasan_save_alloc_info+0x40/0x58 [ 16.183093] __kasan_kmalloc+0xd4/0xd8 [ 16.183317] __kmalloc_cache_noprof+0x15c/0x3c0 [ 16.183393] kmalloc_oob_right+0xb0/0x660 [ 16.183488] kunit_try_run_case+0x170/0x3f0 [ 16.183590] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 16.183706] kthread+0x328/0x630 [ 16.183776] ret_from_fork+0x10/0x20 [ 16.183846] [ 16.183884] The buggy address belongs to the object at fff00000c1094c00 [ 16.183884] which belongs to the cache kmalloc-128 of size 128 [ 16.184018] The buggy address is located 13 bytes to the right of [ 16.184018] allocated 115-byte region [fff00000c1094c00, fff00000c1094c73) [ 16.184216] [ 16.184279] The buggy address belongs to the physical page: [ 16.184369] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x101094 [ 16.184478] flags: 0xbfffe0000000000(node=0|zone=2|lastcpupid=0x1ffff) [ 16.184575] page_type: f5(slab) [ 16.184658] raw: 0bfffe0000000000 fff00000c0001a00 dead000000000122 0000000000000000 [ 16.184764] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 16.184848] page dumped because: kasan: bad access detected [ 16.184911] [ 16.184946] Memory state around the buggy address: [ 16.185010] fff00000c1094b80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 16.185096] fff00000c1094c00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 16.185178] >fff00000c1094c80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 16.185489] ^ [ 16.185649] fff00000c1094d00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 16.185882] fff00000c1094d80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 16.186061] ==================================================================
[ 15.460000] ================================================================== [ 15.461447] BUG: KASAN: slab-out-of-bounds in kmalloc_oob_right+0x68a/0x7f0 [ 15.462359] Read of size 1 at addr ffff888102b42380 by task kunit_try_catch/153 [ 15.463541] [ 15.463787] CPU: 1 UID: 0 PID: 153 Comm: kunit_try_catch Tainted: G B N 6.15.0-rc6-next-20250512 #1 PREEMPT(voluntary) [ 15.463882] Tainted: [B]=BAD_PAGE, [N]=TEST [ 15.463901] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 15.463938] Call Trace: [ 15.463974] <TASK> [ 15.464010] dump_stack_lvl+0x73/0xb0 [ 15.464067] print_report+0xd1/0x650 [ 15.464106] ? __virt_addr_valid+0x1db/0x2d0 [ 15.464143] ? kmalloc_oob_right+0x68a/0x7f0 [ 15.464178] ? kasan_complete_mode_report_info+0x2a/0x200 [ 15.464214] ? kmalloc_oob_right+0x68a/0x7f0 [ 15.464249] kasan_report+0x141/0x180 [ 15.464300] ? kmalloc_oob_right+0x68a/0x7f0 [ 15.464342] __asan_report_load1_noabort+0x18/0x20 [ 15.464374] kmalloc_oob_right+0x68a/0x7f0 [ 15.464410] ? __pfx_kmalloc_oob_right+0x10/0x10 [ 15.464448] ? __pfx_kmalloc_oob_right+0x10/0x10 [ 15.464488] kunit_try_run_case+0x1a5/0x480 [ 15.464527] ? __pfx_kunit_try_run_case+0x10/0x10 [ 15.464562] ? _raw_spin_lock_irqsave+0xa1/0x100 [ 15.464600] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 15.464634] ? __kthread_parkme+0x82/0x180 [ 15.465554] ? preempt_count_sub+0x50/0x80 [ 15.465616] ? __pfx_kunit_try_run_case+0x10/0x10 [ 15.465682] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 15.465726] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 15.465763] kthread+0x337/0x6f0 [ 15.465795] ? trace_preempt_on+0x20/0xc0 [ 15.465833] ? __pfx_kthread+0x10/0x10 [ 15.465864] ? _raw_spin_unlock_irq+0x47/0x80 [ 15.465898] ? calculate_sigpending+0x7b/0xa0 [ 15.465935] ? __pfx_kthread+0x10/0x10 [ 15.465969] ret_from_fork+0x116/0x1d0 [ 15.466000] ? __pfx_kthread+0x10/0x10 [ 15.466032] ret_from_fork_asm+0x1a/0x30 [ 15.466082] </TASK> [ 15.466103] [ 15.481945] Allocated by task 153: [ 15.482518] kasan_save_stack+0x45/0x70 [ 15.483355] kasan_save_track+0x18/0x40 [ 15.483945] kasan_save_alloc_info+0x3b/0x50 [ 15.484508] __kasan_kmalloc+0xb7/0xc0 [ 15.484917] __kmalloc_cache_noprof+0x189/0x420 [ 15.485094] kmalloc_oob_right+0xa9/0x7f0 [ 15.485249] kunit_try_run_case+0x1a5/0x480 [ 15.485428] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 15.485606] kthread+0x337/0x6f0 [ 15.485754] ret_from_fork+0x116/0x1d0 [ 15.485899] ret_from_fork_asm+0x1a/0x30 [ 15.486049] [ 15.486140] The buggy address belongs to the object at ffff888102b42300 [ 15.486140] which belongs to the cache kmalloc-128 of size 128 [ 15.487904] The buggy address is located 13 bytes to the right of [ 15.487904] allocated 115-byte region [ffff888102b42300, ffff888102b42373) [ 15.489727] [ 15.490004] The buggy address belongs to the physical page: [ 15.490725] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x102b42 [ 15.491796] flags: 0x200000000000000(node=0|zone=2) [ 15.492439] page_type: f5(slab) [ 15.493125] raw: 0200000000000000 ffff888100041a00 dead000000000122 0000000000000000 [ 15.494084] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 15.495192] page dumped because: kasan: bad access detected [ 15.495884] [ 15.496219] Memory state around the buggy address: [ 15.496903] ffff888102b42280: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 15.497951] ffff888102b42300: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 15.498798] >ffff888102b42380: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 15.499386] ^ [ 15.499541] ffff888102b42400: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 15.500579] ffff888102b42480: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 15.501298] ================================================================== [ 15.353682] ================================================================== [ 15.355887] BUG: KASAN: slab-out-of-bounds in kmalloc_oob_right+0x6f0/0x7f0 [ 15.357201] Write of size 1 at addr ffff888102b42373 by task kunit_try_catch/153 [ 15.357590] [ 15.360620] CPU: 1 UID: 0 PID: 153 Comm: kunit_try_catch Tainted: G N 6.15.0-rc6-next-20250512 #1 PREEMPT(voluntary) [ 15.361123] Tainted: [N]=TEST [ 15.361181] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 15.361985] Call Trace: [ 15.362127] <TASK> [ 15.363559] dump_stack_lvl+0x73/0xb0 [ 15.363798] print_report+0xd1/0x650 [ 15.363851] ? __virt_addr_valid+0x1db/0x2d0 [ 15.363892] ? kmalloc_oob_right+0x6f0/0x7f0 [ 15.363927] ? kasan_complete_mode_report_info+0x2a/0x200 [ 15.363962] ? kmalloc_oob_right+0x6f0/0x7f0 [ 15.363996] kasan_report+0x141/0x180 [ 15.364032] ? kmalloc_oob_right+0x6f0/0x7f0 [ 15.364073] __asan_report_store1_noabort+0x1b/0x30 [ 15.364106] kmalloc_oob_right+0x6f0/0x7f0 [ 15.364140] ? __pfx_kmalloc_oob_right+0x10/0x10 [ 15.364178] ? __pfx_kmalloc_oob_right+0x10/0x10 [ 15.364217] kunit_try_run_case+0x1a5/0x480 [ 15.364269] ? __pfx_kunit_try_run_case+0x10/0x10 [ 15.364307] ? _raw_spin_lock_irqsave+0xa1/0x100 [ 15.364346] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 15.364380] ? __kthread_parkme+0x82/0x180 [ 15.364415] ? preempt_count_sub+0x50/0x80 [ 15.364455] ? __pfx_kunit_try_run_case+0x10/0x10 [ 15.364491] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 15.364528] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 15.364563] kthread+0x337/0x6f0 [ 15.364595] ? trace_preempt_on+0x20/0xc0 [ 15.364633] ? __pfx_kthread+0x10/0x10 [ 15.364697] ? _raw_spin_unlock_irq+0x47/0x80 [ 15.364733] ? calculate_sigpending+0x7b/0xa0 [ 15.364771] ? __pfx_kthread+0x10/0x10 [ 15.364805] ret_from_fork+0x116/0x1d0 [ 15.364837] ? __pfx_kthread+0x10/0x10 [ 15.364871] ret_from_fork_asm+0x1a/0x30 [ 15.364961] </TASK> [ 15.365073] [ 15.383308] Allocated by task 153: [ 15.384609] kasan_save_stack+0x45/0x70 [ 15.385592] kasan_save_track+0x18/0x40 [ 15.386182] kasan_save_alloc_info+0x3b/0x50 [ 15.386945] __kasan_kmalloc+0xb7/0xc0 [ 15.387137] __kmalloc_cache_noprof+0x189/0x420 [ 15.388450] kmalloc_oob_right+0xa9/0x7f0 [ 15.388928] kunit_try_run_case+0x1a5/0x480 [ 15.389488] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 15.390415] kthread+0x337/0x6f0 [ 15.390970] ret_from_fork+0x116/0x1d0 [ 15.391700] ret_from_fork_asm+0x1a/0x30 [ 15.392591] [ 15.393802] The buggy address belongs to the object at ffff888102b42300 [ 15.393802] which belongs to the cache kmalloc-128 of size 128 [ 15.395024] The buggy address is located 0 bytes to the right of [ 15.395024] allocated 115-byte region [ffff888102b42300, ffff888102b42373) [ 15.396629] [ 15.397185] The buggy address belongs to the physical page: [ 15.398975] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x102b42 [ 15.400545] flags: 0x200000000000000(node=0|zone=2) [ 15.401877] page_type: f5(slab) [ 15.403421] raw: 0200000000000000 ffff888100041a00 dead000000000122 0000000000000000 [ 15.404304] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 15.405237] page dumped because: kasan: bad access detected [ 15.405469] [ 15.405572] Memory state around the buggy address: [ 15.407069] ffff888102b42200: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 15.407817] ffff888102b42280: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 15.408767] >ffff888102b42300: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 15.409709] ^ [ 15.410583] ffff888102b42380: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 15.411438] ffff888102b42400: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 15.411942] ================================================================== [ 15.416210] ================================================================== [ 15.417518] BUG: KASAN: slab-out-of-bounds in kmalloc_oob_right+0x6bd/0x7f0 [ 15.418576] Write of size 1 at addr ffff888102b42378 by task kunit_try_catch/153 [ 15.419296] [ 15.419903] CPU: 1 UID: 0 PID: 153 Comm: kunit_try_catch Tainted: G B N 6.15.0-rc6-next-20250512 #1 PREEMPT(voluntary) [ 15.420026] Tainted: [B]=BAD_PAGE, [N]=TEST [ 15.420047] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 15.420082] Call Trace: [ 15.420119] <TASK> [ 15.420153] dump_stack_lvl+0x73/0xb0 [ 15.420211] print_report+0xd1/0x650 [ 15.420249] ? __virt_addr_valid+0x1db/0x2d0 [ 15.420302] ? kmalloc_oob_right+0x6bd/0x7f0 [ 15.420337] ? kasan_complete_mode_report_info+0x2a/0x200 [ 15.420372] ? kmalloc_oob_right+0x6bd/0x7f0 [ 15.420407] kasan_report+0x141/0x180 [ 15.420444] ? kmalloc_oob_right+0x6bd/0x7f0 [ 15.420486] __asan_report_store1_noabort+0x1b/0x30 [ 15.420519] kmalloc_oob_right+0x6bd/0x7f0 [ 15.420555] ? __pfx_kmalloc_oob_right+0x10/0x10 [ 15.420593] ? __pfx_kmalloc_oob_right+0x10/0x10 [ 15.420633] kunit_try_run_case+0x1a5/0x480 [ 15.420686] ? __pfx_kunit_try_run_case+0x10/0x10 [ 15.420734] ? _raw_spin_lock_irqsave+0xa1/0x100 [ 15.420781] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 15.420821] ? __kthread_parkme+0x82/0x180 [ 15.420859] ? preempt_count_sub+0x50/0x80 [ 15.420902] ? __pfx_kunit_try_run_case+0x10/0x10 [ 15.420938] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 15.420975] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 15.421009] kthread+0x337/0x6f0 [ 15.421040] ? trace_preempt_on+0x20/0xc0 [ 15.421078] ? __pfx_kthread+0x10/0x10 [ 15.421111] ? _raw_spin_unlock_irq+0x47/0x80 [ 15.421144] ? calculate_sigpending+0x7b/0xa0 [ 15.421182] ? __pfx_kthread+0x10/0x10 [ 15.421216] ret_from_fork+0x116/0x1d0 [ 15.421248] ? __pfx_kthread+0x10/0x10 [ 15.421755] ret_from_fork_asm+0x1a/0x30 [ 15.421859] </TASK> [ 15.421885] [ 15.437454] Allocated by task 153: [ 15.438280] kasan_save_stack+0x45/0x70 [ 15.438801] kasan_save_track+0x18/0x40 [ 15.439189] kasan_save_alloc_info+0x3b/0x50 [ 15.439954] __kasan_kmalloc+0xb7/0xc0 [ 15.440486] __kmalloc_cache_noprof+0x189/0x420 [ 15.440811] kmalloc_oob_right+0xa9/0x7f0 [ 15.440970] kunit_try_run_case+0x1a5/0x480 [ 15.441131] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 15.441322] kthread+0x337/0x6f0 [ 15.441470] ret_from_fork+0x116/0x1d0 [ 15.441647] ret_from_fork_asm+0x1a/0x30 [ 15.442845] [ 15.443236] The buggy address belongs to the object at ffff888102b42300 [ 15.443236] which belongs to the cache kmalloc-128 of size 128 [ 15.444597] The buggy address is located 5 bytes to the right of [ 15.444597] allocated 115-byte region [ffff888102b42300, ffff888102b42373) [ 15.446106] [ 15.446557] The buggy address belongs to the physical page: [ 15.447246] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x102b42 [ 15.448331] flags: 0x200000000000000(node=0|zone=2) [ 15.449140] page_type: f5(slab) [ 15.449715] raw: 0200000000000000 ffff888100041a00 dead000000000122 0000000000000000 [ 15.450496] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 15.451374] page dumped because: kasan: bad access detected [ 15.451604] [ 15.452187] Memory state around the buggy address: [ 15.452894] ffff888102b42200: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 15.453682] ffff888102b42280: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 15.454424] >ffff888102b42300: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 15.455225] ^ [ 15.455486] ffff888102b42380: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 15.456355] ffff888102b42400: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 15.457098] ==================================================================