Date
July 18, 2025, 2:09 p.m.
| Environment | |
|---|---|
| qemu-arm64 | |
| qemu-x86_64 |
[ 16.926025] ================================================================== [ 16.926152] BUG: KASAN: slab-out-of-bounds in kmalloc_oob_16+0x3a0/0x3f8 [ 16.926433] Write of size 16 at addr fff00000c5acc080 by task kunit_try_catch/166 [ 16.926486] [ 16.926552] CPU: 1 UID: 0 PID: 166 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc6 #1 PREEMPT [ 16.926726] Tainted: [B]=BAD_PAGE, [N]=TEST [ 16.926753] Hardware name: linux,dummy-virt (DT) [ 16.926954] Call trace: [ 16.926990] show_stack+0x20/0x38 (C) [ 16.927117] dump_stack_lvl+0x8c/0xd0 [ 16.927235] print_report+0x118/0x5d0 [ 16.927490] kasan_report+0xdc/0x128 [ 16.927614] __asan_report_store16_noabort+0x20/0x30 [ 16.928037] kmalloc_oob_16+0x3a0/0x3f8 [ 16.928168] kunit_try_run_case+0x170/0x3f0 [ 16.928224] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 16.928278] kthread+0x328/0x630 [ 16.928560] ret_from_fork+0x10/0x20 [ 16.928676] [ 16.928735] Allocated by task 166: [ 16.928773] kasan_save_stack+0x3c/0x68 [ 16.928884] kasan_save_track+0x20/0x40 [ 16.928994] kasan_save_alloc_info+0x40/0x58 [ 16.929290] __kasan_kmalloc+0xd4/0xd8 [ 16.929356] __kmalloc_cache_noprof+0x16c/0x3c0 [ 16.929464] kmalloc_oob_16+0xb4/0x3f8 [ 16.929755] kunit_try_run_case+0x170/0x3f0 [ 16.929910] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 16.930020] kthread+0x328/0x630 [ 16.930135] ret_from_fork+0x10/0x20 [ 16.930237] [ 16.930286] The buggy address belongs to the object at fff00000c5acc080 [ 16.930286] which belongs to the cache kmalloc-16 of size 16 [ 16.930352] The buggy address is located 0 bytes inside of [ 16.930352] allocated 13-byte region [fff00000c5acc080, fff00000c5acc08d) [ 16.930525] [ 16.930575] The buggy address belongs to the physical page: [ 16.930606] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x105acc [ 16.930783] flags: 0xbfffe0000000000(node=0|zone=2|lastcpupid=0x1ffff) [ 16.931007] page_type: f5(slab) [ 16.931125] raw: 0bfffe0000000000 fff00000c0001640 dead000000000122 0000000000000000 [ 16.931318] raw: 0000000000000000 0000000080800080 00000000f5000000 0000000000000000 [ 16.931412] page dumped because: kasan: bad access detected [ 16.931499] [ 16.931581] Memory state around the buggy address: [ 16.931684] fff00000c5acbf80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 16.931773] fff00000c5acc000: fa fb fc fc fa fb fc fc 00 04 fc fc fa fb fc fc [ 16.931930] >fff00000c5acc080: 00 05 fc fc 00 00 fc fc fc fc fc fc fc fc fc fc [ 16.932041] ^ [ 16.932111] fff00000c5acc100: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 16.932173] fff00000c5acc180: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 16.932555] ==================================================================
[ 16.603288] ================================================================== [ 16.603642] BUG: KASAN: slab-out-of-bounds in kmalloc_oob_16+0x3a0/0x3f8 [ 16.603721] Write of size 16 at addr fff00000c5a02ba0 by task kunit_try_catch/166 [ 16.603780] [ 16.603815] CPU: 1 UID: 0 PID: 166 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc6 #1 PREEMPT [ 16.604051] Tainted: [B]=BAD_PAGE, [N]=TEST [ 16.604112] Hardware name: linux,dummy-virt (DT) [ 16.604284] Call trace: [ 16.604340] show_stack+0x20/0x38 (C) [ 16.604462] dump_stack_lvl+0x8c/0xd0 [ 16.604563] print_report+0x118/0x5d0 [ 16.604621] kasan_report+0xdc/0x128 [ 16.604667] __asan_report_store16_noabort+0x20/0x30 [ 16.605074] kmalloc_oob_16+0x3a0/0x3f8 [ 16.605470] kunit_try_run_case+0x170/0x3f0 [ 16.605603] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 16.605662] kthread+0x328/0x630 [ 16.605729] ret_from_fork+0x10/0x20 [ 16.606080] [ 16.606136] Allocated by task 166: [ 16.606182] kasan_save_stack+0x3c/0x68 [ 16.606508] kasan_save_track+0x20/0x40 [ 16.606644] kasan_save_alloc_info+0x40/0x58 [ 16.606726] __kasan_kmalloc+0xd4/0xd8 [ 16.607020] __kmalloc_cache_noprof+0x16c/0x3c0 [ 16.607138] kmalloc_oob_16+0xb4/0x3f8 [ 16.607279] kunit_try_run_case+0x170/0x3f0 [ 16.607371] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 16.607739] kthread+0x328/0x630 [ 16.607824] ret_from_fork+0x10/0x20 [ 16.607895] [ 16.607951] The buggy address belongs to the object at fff00000c5a02ba0 [ 16.607951] which belongs to the cache kmalloc-16 of size 16 [ 16.608355] The buggy address is located 0 bytes inside of [ 16.608355] allocated 13-byte region [fff00000c5a02ba0, fff00000c5a02bad) [ 16.608522] [ 16.608591] The buggy address belongs to the physical page: [ 16.608641] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x105a02 [ 16.608695] flags: 0xbfffe0000000000(node=0|zone=2|lastcpupid=0x1ffff) [ 16.608743] page_type: f5(slab) [ 16.609093] raw: 0bfffe0000000000 fff00000c0001640 dead000000000122 0000000000000000 [ 16.609253] raw: 0000000000000000 0000000080800080 00000000f5000000 0000000000000000 [ 16.609298] page dumped because: kasan: bad access detected [ 16.609656] [ 16.609777] Memory state around the buggy address: [ 16.609832] fff00000c5a02a80: fa fb fc fc 00 02 fc fc fa fb fc fc fa fb fc fc [ 16.609902] fff00000c5a02b00: fa fb fc fc fa fb fc fc fa fb fc fc 00 04 fc fc [ 16.610119] >fff00000c5a02b80: fa fb fc fc 00 05 fc fc 00 00 fc fc fc fc fc fc [ 16.610263] ^ [ 16.610388] fff00000c5a02c00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 16.610520] fff00000c5a02c80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 16.610598] ==================================================================
[ 16.613632] ================================================================== [ 16.613998] BUG: KASAN: slab-out-of-bounds in kmalloc_oob_16+0x3a0/0x3f8 [ 16.614154] Write of size 16 at addr fff00000c5755e00 by task kunit_try_catch/166 [ 16.614248] [ 16.614347] CPU: 0 UID: 0 PID: 166 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc6 #1 PREEMPT [ 16.614461] Tainted: [B]=BAD_PAGE, [N]=TEST [ 16.614498] Hardware name: linux,dummy-virt (DT) [ 16.614531] Call trace: [ 16.614580] show_stack+0x20/0x38 (C) [ 16.614992] dump_stack_lvl+0x8c/0xd0 [ 16.615308] print_report+0x118/0x5d0 [ 16.615381] kasan_report+0xdc/0x128 [ 16.615545] __asan_report_store16_noabort+0x20/0x30 [ 16.615676] kmalloc_oob_16+0x3a0/0x3f8 [ 16.615844] kunit_try_run_case+0x170/0x3f0 [ 16.616014] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 16.616092] kthread+0x328/0x630 [ 16.616415] ret_from_fork+0x10/0x20 [ 16.616625] [ 16.616704] Allocated by task 166: [ 16.616878] kasan_save_stack+0x3c/0x68 [ 16.617207] kasan_save_track+0x20/0x40 [ 16.617269] kasan_save_alloc_info+0x40/0x58 [ 16.617387] __kasan_kmalloc+0xd4/0xd8 [ 16.617495] __kmalloc_cache_noprof+0x16c/0x3c0 [ 16.617710] kmalloc_oob_16+0xb4/0x3f8 [ 16.617934] kunit_try_run_case+0x170/0x3f0 [ 16.617975] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 16.618318] kthread+0x328/0x630 [ 16.618401] ret_from_fork+0x10/0x20 [ 16.618579] [ 16.618760] The buggy address belongs to the object at fff00000c5755e00 [ 16.618760] which belongs to the cache kmalloc-16 of size 16 [ 16.618936] The buggy address is located 0 bytes inside of [ 16.618936] allocated 13-byte region [fff00000c5755e00, fff00000c5755e0d) [ 16.618998] [ 16.619049] The buggy address belongs to the physical page: [ 16.619081] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x105755 [ 16.619442] flags: 0xbfffe0000000000(node=0|zone=2|lastcpupid=0x1ffff) [ 16.619622] page_type: f5(slab) [ 16.619744] raw: 0bfffe0000000000 fff00000c0001640 dead000000000122 0000000000000000 [ 16.619913] raw: 0000000000000000 0000000080800080 00000000f5000000 0000000000000000 [ 16.620005] page dumped because: kasan: bad access detected [ 16.620036] [ 16.620252] Memory state around the buggy address: [ 16.620317] fff00000c5755d00: fa fb fc fc 00 02 fc fc fa fb fc fc fa fb fc fc [ 16.620584] fff00000c5755d80: fa fb fc fc fa fb fc fc 00 04 fc fc fa fb fc fc [ 16.620681] >fff00000c5755e00: 00 05 fc fc 00 00 fc fc fc fc fc fc fc fc fc fc [ 16.620773] ^ [ 16.620805] fff00000c5755e80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 16.620846] fff00000c5755f00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 16.620884] ==================================================================
[ 12.251762] ================================================================== [ 12.252587] BUG: KASAN: slab-out-of-bounds in kmalloc_oob_16+0x452/0x4a0 [ 12.252857] Write of size 16 at addr ffff888101bcbdc0 by task kunit_try_catch/183 [ 12.253221] [ 12.253348] CPU: 0 UID: 0 PID: 183 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc6 #1 PREEMPT(voluntary) [ 12.253395] Tainted: [B]=BAD_PAGE, [N]=TEST [ 12.253407] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 12.253430] Call Trace: [ 12.253445] <TASK> [ 12.253466] dump_stack_lvl+0x73/0xb0 [ 12.253500] print_report+0xd1/0x610 [ 12.253522] ? __virt_addr_valid+0x1db/0x2d0 [ 12.253547] ? kmalloc_oob_16+0x452/0x4a0 [ 12.253567] ? kasan_complete_mode_report_info+0x2a/0x200 [ 12.253590] ? kmalloc_oob_16+0x452/0x4a0 [ 12.253611] kasan_report+0x141/0x180 [ 12.253633] ? kmalloc_oob_16+0x452/0x4a0 [ 12.253660] __asan_report_store16_noabort+0x1b/0x30 [ 12.253684] kmalloc_oob_16+0x452/0x4a0 [ 12.253706] ? __pfx_kmalloc_oob_16+0x10/0x10 [ 12.253746] ? __schedule+0x10cc/0x2b60 [ 12.253770] ? __pfx_read_tsc+0x10/0x10 [ 12.253791] ? ktime_get_ts64+0x86/0x230 [ 12.253818] kunit_try_run_case+0x1a5/0x480 [ 12.253844] ? __pfx_kunit_try_run_case+0x10/0x10 [ 12.253865] ? _raw_spin_lock_irqsave+0xa1/0x100 [ 12.253890] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 12.253923] ? __kthread_parkme+0x82/0x180 [ 12.253944] ? preempt_count_sub+0x50/0x80 [ 12.253969] ? __pfx_kunit_try_run_case+0x10/0x10 [ 12.253992] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 12.254016] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 12.254039] kthread+0x337/0x6f0 [ 12.254057] ? trace_preempt_on+0x20/0xc0 [ 12.254081] ? __pfx_kthread+0x10/0x10 [ 12.254101] ? _raw_spin_unlock_irq+0x47/0x80 [ 12.254122] ? calculate_sigpending+0x7b/0xa0 [ 12.254146] ? __pfx_kthread+0x10/0x10 [ 12.254167] ret_from_fork+0x116/0x1d0 [ 12.254185] ? __pfx_kthread+0x10/0x10 [ 12.254205] ret_from_fork_asm+0x1a/0x30 [ 12.254238] </TASK> [ 12.254249] [ 12.261740] Allocated by task 183: [ 12.261937] kasan_save_stack+0x45/0x70 [ 12.262320] kasan_save_track+0x18/0x40 [ 12.262457] kasan_save_alloc_info+0x3b/0x50 [ 12.262606] __kasan_kmalloc+0xb7/0xc0 [ 12.262797] __kmalloc_cache_noprof+0x189/0x420 [ 12.263260] kmalloc_oob_16+0xa8/0x4a0 [ 12.263485] kunit_try_run_case+0x1a5/0x480 [ 12.263826] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 12.264164] kthread+0x337/0x6f0 [ 12.264294] ret_from_fork+0x116/0x1d0 [ 12.264494] ret_from_fork_asm+0x1a/0x30 [ 12.264680] [ 12.264756] The buggy address belongs to the object at ffff888101bcbdc0 [ 12.264756] which belongs to the cache kmalloc-16 of size 16 [ 12.265125] The buggy address is located 0 bytes inside of [ 12.265125] allocated 13-byte region [ffff888101bcbdc0, ffff888101bcbdcd) [ 12.265901] [ 12.265992] The buggy address belongs to the physical page: [ 12.266244] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x101bcb [ 12.266507] flags: 0x200000000000000(node=0|zone=2) [ 12.267087] page_type: f5(slab) [ 12.267268] raw: 0200000000000000 ffff888100041640 dead000000000122 0000000000000000 [ 12.267522] raw: 0000000000000000 0000000080800080 00000000f5000000 0000000000000000 [ 12.267871] page dumped because: kasan: bad access detected [ 12.268153] [ 12.268231] Memory state around the buggy address: [ 12.268407] ffff888101bcbc80: 00 03 fc fc fa fb fc fc 00 02 fc fc 00 05 fc fc [ 12.268626] ffff888101bcbd00: 00 02 fc fc 00 02 fc fc 00 02 fc fc 00 02 fc fc [ 12.268958] >ffff888101bcbd80: fa fb fc fc fa fb fc fc 00 05 fc fc 00 00 fc fc [ 12.269351] ^ [ 12.269776] ffff888101bcbe00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 12.270150] ffff888101bcbe80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 12.270427] ==================================================================
[ 12.003945] ================================================================== [ 12.004379] BUG: KASAN: slab-out-of-bounds in kmalloc_oob_16+0x452/0x4a0 [ 12.004696] Write of size 16 at addr ffff888101cb3c60 by task kunit_try_catch/184 [ 12.004981] [ 12.005096] CPU: 0 UID: 0 PID: 184 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc6 #1 PREEMPT(voluntary) [ 12.005146] Tainted: [B]=BAD_PAGE, [N]=TEST [ 12.005156] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 12.005177] Call Trace: [ 12.005189] <TASK> [ 12.005205] dump_stack_lvl+0x73/0xb0 [ 12.005233] print_report+0xd1/0x610 [ 12.005254] ? __virt_addr_valid+0x1db/0x2d0 [ 12.005276] ? kmalloc_oob_16+0x452/0x4a0 [ 12.005295] ? kasan_complete_mode_report_info+0x2a/0x200 [ 12.005316] ? kmalloc_oob_16+0x452/0x4a0 [ 12.005336] kasan_report+0x141/0x180 [ 12.005356] ? kmalloc_oob_16+0x452/0x4a0 [ 12.005383] __asan_report_store16_noabort+0x1b/0x30 [ 12.005406] kmalloc_oob_16+0x452/0x4a0 [ 12.005427] ? __pfx_kmalloc_oob_16+0x10/0x10 [ 12.005486] ? __schedule+0x10cc/0x2b60 [ 12.005509] ? __pfx_read_tsc+0x10/0x10 [ 12.005567] ? ktime_get_ts64+0x86/0x230 [ 12.005594] kunit_try_run_case+0x1a5/0x480 [ 12.005619] ? __pfx_kunit_try_run_case+0x10/0x10 [ 12.005640] ? _raw_spin_lock_irqsave+0xa1/0x100 [ 12.005664] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 12.005688] ? __kthread_parkme+0x82/0x180 [ 12.005708] ? preempt_count_sub+0x50/0x80 [ 12.005732] ? __pfx_kunit_try_run_case+0x10/0x10 [ 12.005755] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 12.005778] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 12.005802] kthread+0x337/0x6f0 [ 12.005821] ? trace_preempt_on+0x20/0xc0 [ 12.005843] ? __pfx_kthread+0x10/0x10 [ 12.005863] ? _raw_spin_unlock_irq+0x47/0x80 [ 12.005883] ? calculate_sigpending+0x7b/0xa0 [ 12.005907] ? __pfx_kthread+0x10/0x10 [ 12.005928] ret_from_fork+0x116/0x1d0 [ 12.005946] ? __pfx_kthread+0x10/0x10 [ 12.005966] ret_from_fork_asm+0x1a/0x30 [ 12.005998] </TASK> [ 12.006007] [ 12.014328] Allocated by task 184: [ 12.014467] kasan_save_stack+0x45/0x70 [ 12.014612] kasan_save_track+0x18/0x40 [ 12.014742] kasan_save_alloc_info+0x3b/0x50 [ 12.015008] __kasan_kmalloc+0xb7/0xc0 [ 12.015221] __kmalloc_cache_noprof+0x189/0x420 [ 12.015482] kmalloc_oob_16+0xa8/0x4a0 [ 12.015709] kunit_try_run_case+0x1a5/0x480 [ 12.015926] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 12.016291] kthread+0x337/0x6f0 [ 12.016562] ret_from_fork+0x116/0x1d0 [ 12.016700] ret_from_fork_asm+0x1a/0x30 [ 12.016836] [ 12.016904] The buggy address belongs to the object at ffff888101cb3c60 [ 12.016904] which belongs to the cache kmalloc-16 of size 16 [ 12.017391] The buggy address is located 0 bytes inside of [ 12.017391] allocated 13-byte region [ffff888101cb3c60, ffff888101cb3c6d) [ 12.018270] [ 12.018474] The buggy address belongs to the physical page: [ 12.018719] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x101cb3 [ 12.018976] flags: 0x200000000000000(node=0|zone=2) [ 12.019225] page_type: f5(slab) [ 12.019462] raw: 0200000000000000 ffff888100041640 dead000000000122 0000000000000000 [ 12.019965] raw: 0000000000000000 0000000080800080 00000000f5000000 0000000000000000 [ 12.020230] page dumped because: kasan: bad access detected [ 12.020551] [ 12.020646] Memory state around the buggy address: [ 12.020902] ffff888101cb3b00: fa fb fc fc 00 02 fc fc 00 05 fc fc 00 02 fc fc [ 12.021234] ffff888101cb3b80: 00 02 fc fc 00 02 fc fc 00 02 fc fc fa fb fc fc [ 12.021660] >ffff888101cb3c00: fa fb fc fc fa fb fc fc 00 05 fc fc 00 05 fc fc [ 12.021983] ^ [ 12.022222] ffff888101cb3c80: 00 00 fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 12.022631] ffff888101cb3d00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 12.022945] ==================================================================
[ 12.151872] ================================================================== [ 12.152364] BUG: KASAN: slab-out-of-bounds in kmalloc_oob_16+0x452/0x4a0 [ 12.152686] Write of size 16 at addr ffff888101be2e60 by task kunit_try_catch/183 [ 12.153092] [ 12.153184] CPU: 0 UID: 0 PID: 183 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc6 #1 PREEMPT(voluntary) [ 12.153233] Tainted: [B]=BAD_PAGE, [N]=TEST [ 12.153244] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 12.153265] Call Trace: [ 12.153277] <TASK> [ 12.153295] dump_stack_lvl+0x73/0xb0 [ 12.153326] print_report+0xd1/0x610 [ 12.153349] ? __virt_addr_valid+0x1db/0x2d0 [ 12.153372] ? kmalloc_oob_16+0x452/0x4a0 [ 12.153392] ? kasan_complete_mode_report_info+0x2a/0x200 [ 12.153414] ? kmalloc_oob_16+0x452/0x4a0 [ 12.153434] kasan_report+0x141/0x180 [ 12.153455] ? kmalloc_oob_16+0x452/0x4a0 [ 12.153480] __asan_report_store16_noabort+0x1b/0x30 [ 12.153505] kmalloc_oob_16+0x452/0x4a0 [ 12.153525] ? __pfx_kmalloc_oob_16+0x10/0x10 [ 12.153546] ? __schedule+0x10cc/0x2b60 [ 12.153568] ? __pfx_read_tsc+0x10/0x10 [ 12.153588] ? ktime_get_ts64+0x86/0x230 [ 12.153612] kunit_try_run_case+0x1a5/0x480 [ 12.153636] ? __pfx_kunit_try_run_case+0x10/0x10 [ 12.153658] ? _raw_spin_lock_irqsave+0xa1/0x100 [ 12.153681] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 12.153705] ? __kthread_parkme+0x82/0x180 [ 12.153725] ? preempt_count_sub+0x50/0x80 [ 12.153748] ? __pfx_kunit_try_run_case+0x10/0x10 [ 12.153772] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 12.153795] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 12.153818] kthread+0x337/0x6f0 [ 12.153836] ? trace_preempt_on+0x20/0xc0 [ 12.153859] ? __pfx_kthread+0x10/0x10 [ 12.153878] ? _raw_spin_unlock_irq+0x47/0x80 [ 12.153898] ? calculate_sigpending+0x7b/0xa0 [ 12.153922] ? __pfx_kthread+0x10/0x10 [ 12.153942] ret_from_fork+0x116/0x1d0 [ 12.153960] ? __pfx_kthread+0x10/0x10 [ 12.153979] ret_from_fork_asm+0x1a/0x30 [ 12.154165] </TASK> [ 12.154181] [ 12.164432] Allocated by task 183: [ 12.164711] kasan_save_stack+0x45/0x70 [ 12.164918] kasan_save_track+0x18/0x40 [ 12.165556] kasan_save_alloc_info+0x3b/0x50 [ 12.165836] __kasan_kmalloc+0xb7/0xc0 [ 12.166372] __kmalloc_cache_noprof+0x189/0x420 [ 12.166808] kmalloc_oob_16+0xa8/0x4a0 [ 12.167240] kunit_try_run_case+0x1a5/0x480 [ 12.167695] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 12.167989] kthread+0x337/0x6f0 [ 12.168231] ret_from_fork+0x116/0x1d0 [ 12.168408] ret_from_fork_asm+0x1a/0x30 [ 12.168884] [ 12.168977] The buggy address belongs to the object at ffff888101be2e60 [ 12.168977] which belongs to the cache kmalloc-16 of size 16 [ 12.170237] The buggy address is located 0 bytes inside of [ 12.170237] allocated 13-byte region [ffff888101be2e60, ffff888101be2e6d) [ 12.171213] [ 12.171311] The buggy address belongs to the physical page: [ 12.171859] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x101be2 [ 12.172411] flags: 0x200000000000000(node=0|zone=2) [ 12.172858] page_type: f5(slab) [ 12.173275] raw: 0200000000000000 ffff888100041640 dead000000000122 0000000000000000 [ 12.173911] raw: 0000000000000000 0000000080800080 00000000f5000000 0000000000000000 [ 12.174504] page dumped because: kasan: bad access detected [ 12.174878] [ 12.174981] Memory state around the buggy address: [ 12.175402] ffff888101be2d00: 00 02 fc fc 00 05 fc fc 00 02 fc fc 00 02 fc fc [ 12.175707] ffff888101be2d80: 00 02 fc fc 00 02 fc fc fa fb fc fc fa fb fc fc [ 12.175996] >ffff888101be2e00: fa fb fc fc 00 05 fc fc fa fb fc fc 00 05 fc fc [ 12.176701] ^ [ 12.177248] ffff888101be2e80: 00 00 fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 12.177722] ffff888101be2f00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 12.178228] ==================================================================