Date
June 19, 2025, 12:07 p.m.
| Environment | |
|---|---|
| qemu-arm64 | |
| qemu-x86_64 |
[ 30.853245] ================================================================== [ 30.853600] BUG: KASAN: slab-out-of-bounds in ksize_unpoisons_memory+0x628/0x740 [ 30.854941] Read of size 1 at addr fff00000c6466d73 by task kunit_try_catch/205 [ 30.855354] [ 30.855473] CPU: 1 UID: 0 PID: 205 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc2-next-20250619 #1 PREEMPT [ 30.856199] Tainted: [B]=BAD_PAGE, [N]=TEST [ 30.856279] Hardware name: linux,dummy-virt (DT) [ 30.856818] Call trace: [ 30.856941] show_stack+0x20/0x38 (C) [ 30.857169] dump_stack_lvl+0x8c/0xd0 [ 30.857363] print_report+0x118/0x608 [ 30.857528] kasan_report+0xdc/0x128 [ 30.857652] __asan_report_load1_noabort+0x20/0x30 [ 30.857772] ksize_unpoisons_memory+0x628/0x740 [ 30.857883] kunit_try_run_case+0x170/0x3f0 [ 30.858001] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 30.858747] kthread+0x328/0x630 [ 30.859369] ret_from_fork+0x10/0x20 [ 30.859732] [ 30.859830] Allocated by task 205: [ 30.860001] kasan_save_stack+0x3c/0x68 [ 30.860192] kasan_save_track+0x20/0x40 [ 30.860294] kasan_save_alloc_info+0x40/0x58 [ 30.860404] __kasan_kmalloc+0xd4/0xd8 [ 30.860827] __kmalloc_cache_noprof+0x16c/0x3c0 [ 30.861096] ksize_unpoisons_memory+0xc0/0x740 [ 30.861205] kunit_try_run_case+0x170/0x3f0 [ 30.861760] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 30.861892] kthread+0x328/0x630 [ 30.861979] ret_from_fork+0x10/0x20 [ 30.862066] [ 30.862212] The buggy address belongs to the object at fff00000c6466d00 [ 30.862212] which belongs to the cache kmalloc-128 of size 128 [ 30.862801] The buggy address is located 0 bytes to the right of [ 30.862801] allocated 115-byte region [fff00000c6466d00, fff00000c6466d73) [ 30.863090] [ 30.863157] The buggy address belongs to the physical page: [ 30.863359] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x106466 [ 30.863589] flags: 0xbfffe0000000000(node=0|zone=2|lastcpupid=0x1ffff) [ 30.863775] page_type: f5(slab) [ 30.864099] raw: 0bfffe0000000000 fff00000c0001a00 dead000000000100 dead000000000122 [ 30.864502] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 30.864716] page dumped because: kasan: bad access detected [ 30.864845] [ 30.864912] Memory state around the buggy address: [ 30.864999] fff00000c6466c00: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 30.865110] fff00000c6466c80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 30.865225] >fff00000c6466d00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 30.865659] ^ [ 30.866340] fff00000c6466d80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 30.866469] fff00000c6466e00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 30.867040] ================================================================== [ 30.870543] ================================================================== [ 30.870619] BUG: KASAN: slab-out-of-bounds in ksize_unpoisons_memory+0x618/0x740 [ 30.870695] Read of size 1 at addr fff00000c6466d78 by task kunit_try_catch/205 [ 30.870756] [ 30.870804] CPU: 1 UID: 0 PID: 205 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc2-next-20250619 #1 PREEMPT [ 30.870959] Tainted: [B]=BAD_PAGE, [N]=TEST [ 30.871019] Hardware name: linux,dummy-virt (DT) [ 30.871090] Call trace: [ 30.871199] show_stack+0x20/0x38 (C) [ 30.871353] dump_stack_lvl+0x8c/0xd0 [ 30.871485] print_report+0x118/0x608 [ 30.871607] kasan_report+0xdc/0x128 [ 30.872410] __asan_report_load1_noabort+0x20/0x30 [ 30.872994] ksize_unpoisons_memory+0x618/0x740 [ 30.873382] kunit_try_run_case+0x170/0x3f0 [ 30.873693] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 30.874417] kthread+0x328/0x630 [ 30.874826] ret_from_fork+0x10/0x20 [ 30.875055] [ 30.875284] Allocated by task 205: [ 30.875358] kasan_save_stack+0x3c/0x68 [ 30.875470] kasan_save_track+0x20/0x40 [ 30.875567] kasan_save_alloc_info+0x40/0x58 [ 30.875713] __kasan_kmalloc+0xd4/0xd8 [ 30.875952] __kmalloc_cache_noprof+0x16c/0x3c0 [ 30.876134] ksize_unpoisons_memory+0xc0/0x740 [ 30.876583] kunit_try_run_case+0x170/0x3f0 [ 30.876744] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 30.876954] kthread+0x328/0x630 [ 30.877055] ret_from_fork+0x10/0x20 [ 30.877147] [ 30.877301] The buggy address belongs to the object at fff00000c6466d00 [ 30.877301] which belongs to the cache kmalloc-128 of size 128 [ 30.877537] The buggy address is located 5 bytes to the right of [ 30.877537] allocated 115-byte region [fff00000c6466d00, fff00000c6466d73) [ 30.877931] [ 30.877988] The buggy address belongs to the physical page: [ 30.878063] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x106466 [ 30.878193] flags: 0xbfffe0000000000(node=0|zone=2|lastcpupid=0x1ffff) [ 30.878427] page_type: f5(slab) [ 30.878689] raw: 0bfffe0000000000 fff00000c0001a00 dead000000000100 dead000000000122 [ 30.879084] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 30.879334] page dumped because: kasan: bad access detected [ 30.879419] [ 30.879621] Memory state around the buggy address: [ 30.879823] fff00000c6466c00: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 30.880070] fff00000c6466c80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 30.880350] >fff00000c6466d00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 30.880574] ^ [ 30.880765] fff00000c6466d80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 30.880893] fff00000c6466e00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 30.881327] ================================================================== [ 30.883735] ================================================================== [ 30.883867] BUG: KASAN: slab-out-of-bounds in ksize_unpoisons_memory+0x690/0x740 [ 30.885030] Read of size 1 at addr fff00000c6466d7f by task kunit_try_catch/205 [ 30.885195] [ 30.885294] CPU: 1 UID: 0 PID: 205 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc2-next-20250619 #1 PREEMPT [ 30.885782] Tainted: [B]=BAD_PAGE, [N]=TEST [ 30.886049] Hardware name: linux,dummy-virt (DT) [ 30.886485] Call trace: [ 30.886589] show_stack+0x20/0x38 (C) [ 30.886808] dump_stack_lvl+0x8c/0xd0 [ 30.887011] print_report+0x118/0x608 [ 30.887315] kasan_report+0xdc/0x128 [ 30.887438] __asan_report_load1_noabort+0x20/0x30 [ 30.887565] ksize_unpoisons_memory+0x690/0x740 [ 30.887686] kunit_try_run_case+0x170/0x3f0 [ 30.887809] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 30.887951] kthread+0x328/0x630 [ 30.888045] ret_from_fork+0x10/0x20 [ 30.888161] [ 30.888200] Allocated by task 205: [ 30.888272] kasan_save_stack+0x3c/0x68 [ 30.888370] kasan_save_track+0x20/0x40 [ 30.888440] kasan_save_alloc_info+0x40/0x58 [ 30.888513] __kasan_kmalloc+0xd4/0xd8 [ 30.888572] __kmalloc_cache_noprof+0x16c/0x3c0 [ 30.888649] ksize_unpoisons_memory+0xc0/0x740 [ 30.888727] kunit_try_run_case+0x170/0x3f0 [ 30.888996] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 30.889254] kthread+0x328/0x630 [ 30.890637] ret_from_fork+0x10/0x20 [ 30.890726] [ 30.890777] The buggy address belongs to the object at fff00000c6466d00 [ 30.890777] which belongs to the cache kmalloc-128 of size 128 [ 30.890939] The buggy address is located 12 bytes to the right of [ 30.890939] allocated 115-byte region [fff00000c6466d00, fff00000c6466d73) [ 30.891093] [ 30.891135] The buggy address belongs to the physical page: [ 30.891213] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x106466 [ 30.891338] flags: 0xbfffe0000000000(node=0|zone=2|lastcpupid=0x1ffff) [ 30.891446] page_type: f5(slab) [ 30.891528] raw: 0bfffe0000000000 fff00000c0001a00 dead000000000100 dead000000000122 [ 30.891637] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 30.891734] page dumped because: kasan: bad access detected [ 30.891804] [ 30.891840] Memory state around the buggy address: [ 30.893578] fff00000c6466c00: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 30.893707] fff00000c6466c80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 30.893812] >fff00000c6466d00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 30.893926] ^ [ 30.894019] fff00000c6466d80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 30.894113] fff00000c6466e00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 30.894198] ==================================================================
[ 27.473820] ================================================================== [ 27.474260] BUG: KASAN: slab-out-of-bounds in ksize_unpoisons_memory+0x7b6/0x9b0 [ 27.474576] Read of size 1 at addr ffff88810377707f by task kunit_try_catch/223 [ 27.474842] [ 27.474991] CPU: 1 UID: 0 PID: 223 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc2-next-20250619 #1 PREEMPT(voluntary) [ 27.475098] Tainted: [B]=BAD_PAGE, [N]=TEST [ 27.475913] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 27.475966] Call Trace: [ 27.476013] <TASK> [ 27.476055] dump_stack_lvl+0x73/0xb0 [ 27.476150] print_report+0xd1/0x650 [ 27.476203] ? __virt_addr_valid+0x1db/0x2d0 [ 27.476256] ? ksize_unpoisons_memory+0x7b6/0x9b0 [ 27.476307] ? kasan_complete_mode_report_info+0x2a/0x200 [ 27.476360] ? ksize_unpoisons_memory+0x7b6/0x9b0 [ 27.476412] kasan_report+0x141/0x180 [ 27.476460] ? ksize_unpoisons_memory+0x7b6/0x9b0 [ 27.476519] __asan_report_load1_noabort+0x18/0x20 [ 27.476936] ksize_unpoisons_memory+0x7b6/0x9b0 [ 27.476990] ? __pfx_ksize_unpoisons_memory+0x10/0x10 [ 27.477043] ? finish_task_switch.isra.0+0x153/0x700 [ 27.477086] ? __switch_to+0x47/0xf50 [ 27.477158] ? __schedule+0x10cc/0x2b60 [ 27.477208] ? __pfx_read_tsc+0x10/0x10 [ 27.477254] ? ktime_get_ts64+0x86/0x230 [ 27.477308] kunit_try_run_case+0x1a5/0x480 [ 27.477358] ? __pfx_kunit_try_run_case+0x10/0x10 [ 27.477401] ? _raw_spin_lock_irqsave+0xa1/0x100 [ 27.477626] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 27.477695] ? __kthread_parkme+0x82/0x180 [ 27.477743] ? preempt_count_sub+0x50/0x80 [ 27.477810] ? __pfx_kunit_try_run_case+0x10/0x10 [ 27.477858] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 27.477908] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 27.477971] kthread+0x337/0x6f0 [ 27.478173] ? trace_preempt_on+0x20/0xc0 [ 27.478223] ? __pfx_kthread+0x10/0x10 [ 27.478274] ? _raw_spin_unlock_irq+0x47/0x80 [ 27.478319] ? calculate_sigpending+0x7b/0xa0 [ 27.478387] ? __pfx_kthread+0x10/0x10 [ 27.478429] ret_from_fork+0x116/0x1d0 [ 27.478471] ? __pfx_kthread+0x10/0x10 [ 27.478513] ret_from_fork_asm+0x1a/0x30 [ 27.478580] </TASK> [ 27.478609] [ 27.491524] Allocated by task 223: [ 27.491869] kasan_save_stack+0x45/0x70 [ 27.492227] kasan_save_track+0x18/0x40 [ 27.492534] kasan_save_alloc_info+0x3b/0x50 [ 27.492735] __kasan_kmalloc+0xb7/0xc0 [ 27.492904] __kmalloc_cache_noprof+0x189/0x420 [ 27.493317] ksize_unpoisons_memory+0xc7/0x9b0 [ 27.493701] kunit_try_run_case+0x1a5/0x480 [ 27.494161] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 27.494430] kthread+0x337/0x6f0 [ 27.494728] ret_from_fork+0x116/0x1d0 [ 27.495116] ret_from_fork_asm+0x1a/0x30 [ 27.495285] [ 27.495392] The buggy address belongs to the object at ffff888103777000 [ 27.495392] which belongs to the cache kmalloc-128 of size 128 [ 27.495804] The buggy address is located 12 bytes to the right of [ 27.495804] allocated 115-byte region [ffff888103777000, ffff888103777073) [ 27.496707] [ 27.496876] The buggy address belongs to the physical page: [ 27.497305] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x103777 [ 27.497607] flags: 0x200000000000000(node=0|zone=2) [ 27.497825] page_type: f5(slab) [ 27.497999] raw: 0200000000000000 ffff888100041a00 dead000000000122 0000000000000000 [ 27.498712] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 27.499453] page dumped because: kasan: bad access detected [ 27.499908] [ 27.500088] Memory state around the buggy address: [ 27.500503] ffff888103776f00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 27.500968] ffff888103776f80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 27.501279] >ffff888103777000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 27.501523] ^ [ 27.501874] ffff888103777080: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 27.502401] ffff888103777100: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 27.502943] ================================================================== [ 27.447625] ================================================================== [ 27.448052] BUG: KASAN: slab-out-of-bounds in ksize_unpoisons_memory+0x7e9/0x9b0 [ 27.448390] Read of size 1 at addr ffff888103777078 by task kunit_try_catch/223 [ 27.448957] [ 27.449183] CPU: 1 UID: 0 PID: 223 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc2-next-20250619 #1 PREEMPT(voluntary) [ 27.449294] Tainted: [B]=BAD_PAGE, [N]=TEST [ 27.449323] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 27.449371] Call Trace: [ 27.449412] <TASK> [ 27.449448] dump_stack_lvl+0x73/0xb0 [ 27.449503] print_report+0xd1/0x650 [ 27.449538] ? __virt_addr_valid+0x1db/0x2d0 [ 27.449600] ? ksize_unpoisons_memory+0x7e9/0x9b0 [ 27.449639] ? kasan_complete_mode_report_info+0x2a/0x200 [ 27.449685] ? ksize_unpoisons_memory+0x7e9/0x9b0 [ 27.449730] kasan_report+0x141/0x180 [ 27.449771] ? ksize_unpoisons_memory+0x7e9/0x9b0 [ 27.449839] __asan_report_load1_noabort+0x18/0x20 [ 27.449922] ksize_unpoisons_memory+0x7e9/0x9b0 [ 27.449967] ? __pfx_ksize_unpoisons_memory+0x10/0x10 [ 27.450027] ? finish_task_switch.isra.0+0x153/0x700 [ 27.450071] ? __switch_to+0x47/0xf50 [ 27.450138] ? __schedule+0x10cc/0x2b60 [ 27.450190] ? __pfx_read_tsc+0x10/0x10 [ 27.450232] ? ktime_get_ts64+0x86/0x230 [ 27.450286] kunit_try_run_case+0x1a5/0x480 [ 27.450336] ? __pfx_kunit_try_run_case+0x10/0x10 [ 27.450392] ? _raw_spin_lock_irqsave+0xa1/0x100 [ 27.450454] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 27.450509] ? __kthread_parkme+0x82/0x180 [ 27.450568] ? preempt_count_sub+0x50/0x80 [ 27.450619] ? __pfx_kunit_try_run_case+0x10/0x10 [ 27.450670] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 27.450721] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 27.450767] kthread+0x337/0x6f0 [ 27.450803] ? trace_preempt_on+0x20/0xc0 [ 27.450841] ? __pfx_kthread+0x10/0x10 [ 27.450881] ? _raw_spin_unlock_irq+0x47/0x80 [ 27.450920] ? calculate_sigpending+0x7b/0xa0 [ 27.450964] ? __pfx_kthread+0x10/0x10 [ 27.451014] ret_from_fork+0x116/0x1d0 [ 27.451056] ? __pfx_kthread+0x10/0x10 [ 27.451124] ret_from_fork_asm+0x1a/0x30 [ 27.451188] </TASK> [ 27.451215] [ 27.460714] Allocated by task 223: [ 27.460921] kasan_save_stack+0x45/0x70 [ 27.461317] kasan_save_track+0x18/0x40 [ 27.461658] kasan_save_alloc_info+0x3b/0x50 [ 27.462048] __kasan_kmalloc+0xb7/0xc0 [ 27.462397] __kmalloc_cache_noprof+0x189/0x420 [ 27.462664] ksize_unpoisons_memory+0xc7/0x9b0 [ 27.463091] kunit_try_run_case+0x1a5/0x480 [ 27.463312] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 27.463528] kthread+0x337/0x6f0 [ 27.463690] ret_from_fork+0x116/0x1d0 [ 27.464014] ret_from_fork_asm+0x1a/0x30 [ 27.464382] [ 27.464591] The buggy address belongs to the object at ffff888103777000 [ 27.464591] which belongs to the cache kmalloc-128 of size 128 [ 27.465641] The buggy address is located 5 bytes to the right of [ 27.465641] allocated 115-byte region [ffff888103777000, ffff888103777073) [ 27.466064] [ 27.466236] The buggy address belongs to the physical page: [ 27.466643] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x103777 [ 27.467419] flags: 0x200000000000000(node=0|zone=2) [ 27.467751] page_type: f5(slab) [ 27.467933] raw: 0200000000000000 ffff888100041a00 dead000000000122 0000000000000000 [ 27.468360] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 27.469084] page dumped because: kasan: bad access detected [ 27.469456] [ 27.469632] Memory state around the buggy address: [ 27.469905] ffff888103776f00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 27.470305] ffff888103776f80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 27.470570] >ffff888103777000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 27.470820] ^ [ 27.471294] ffff888103777080: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 27.471981] ffff888103777100: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 27.472550] ================================================================== [ 27.415242] ================================================================== [ 27.416675] BUG: KASAN: slab-out-of-bounds in ksize_unpoisons_memory+0x81c/0x9b0 [ 27.417214] Read of size 1 at addr ffff888103777073 by task kunit_try_catch/223 [ 27.418059] [ 27.418265] CPU: 1 UID: 0 PID: 223 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc2-next-20250619 #1 PREEMPT(voluntary) [ 27.418335] Tainted: [B]=BAD_PAGE, [N]=TEST [ 27.418350] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 27.418376] Call Trace: [ 27.418396] <TASK> [ 27.418423] dump_stack_lvl+0x73/0xb0 [ 27.418468] print_report+0xd1/0x650 [ 27.418494] ? __virt_addr_valid+0x1db/0x2d0 [ 27.418521] ? ksize_unpoisons_memory+0x81c/0x9b0 [ 27.418544] ? kasan_complete_mode_report_info+0x2a/0x200 [ 27.418570] ? ksize_unpoisons_memory+0x81c/0x9b0 [ 27.418594] kasan_report+0x141/0x180 [ 27.418617] ? ksize_unpoisons_memory+0x81c/0x9b0 [ 27.418645] __asan_report_load1_noabort+0x18/0x20 [ 27.418669] ksize_unpoisons_memory+0x81c/0x9b0 [ 27.418694] ? __pfx_ksize_unpoisons_memory+0x10/0x10 [ 27.418717] ? finish_task_switch.isra.0+0x153/0x700 [ 27.418742] ? __switch_to+0x47/0xf50 [ 27.418770] ? __schedule+0x10cc/0x2b60 [ 27.418794] ? __pfx_read_tsc+0x10/0x10 [ 27.418817] ? ktime_get_ts64+0x86/0x230 [ 27.418845] kunit_try_run_case+0x1a5/0x480 [ 27.418873] ? __pfx_kunit_try_run_case+0x10/0x10 [ 27.418896] ? _raw_spin_lock_irqsave+0xa1/0x100 [ 27.419258] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 27.419316] ? __kthread_parkme+0x82/0x180 [ 27.419426] ? preempt_count_sub+0x50/0x80 [ 27.419479] ? __pfx_kunit_try_run_case+0x10/0x10 [ 27.419523] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 27.419551] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 27.419575] kthread+0x337/0x6f0 [ 27.419597] ? trace_preempt_on+0x20/0xc0 [ 27.419623] ? __pfx_kthread+0x10/0x10 [ 27.419645] ? _raw_spin_unlock_irq+0x47/0x80 [ 27.419667] ? calculate_sigpending+0x7b/0xa0 [ 27.419693] ? __pfx_kthread+0x10/0x10 [ 27.419715] ret_from_fork+0x116/0x1d0 [ 27.419737] ? __pfx_kthread+0x10/0x10 [ 27.419758] ret_from_fork_asm+0x1a/0x30 [ 27.419790] </TASK> [ 27.419803] [ 27.433752] Allocated by task 223: [ 27.434205] kasan_save_stack+0x45/0x70 [ 27.434524] kasan_save_track+0x18/0x40 [ 27.434708] kasan_save_alloc_info+0x3b/0x50 [ 27.435118] __kasan_kmalloc+0xb7/0xc0 [ 27.435439] __kmalloc_cache_noprof+0x189/0x420 [ 27.435804] ksize_unpoisons_memory+0xc7/0x9b0 [ 27.436150] kunit_try_run_case+0x1a5/0x480 [ 27.436426] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 27.436825] kthread+0x337/0x6f0 [ 27.437150] ret_from_fork+0x116/0x1d0 [ 27.437333] ret_from_fork_asm+0x1a/0x30 [ 27.437516] [ 27.437623] The buggy address belongs to the object at ffff888103777000 [ 27.437623] which belongs to the cache kmalloc-128 of size 128 [ 27.438536] The buggy address is located 0 bytes to the right of [ 27.438536] allocated 115-byte region [ffff888103777000, ffff888103777073) [ 27.439334] [ 27.439453] The buggy address belongs to the physical page: [ 27.439867] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x103777 [ 27.440557] flags: 0x200000000000000(node=0|zone=2) [ 27.440801] page_type: f5(slab) [ 27.441197] raw: 0200000000000000 ffff888100041a00 dead000000000122 0000000000000000 [ 27.441522] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 27.442060] page dumped because: kasan: bad access detected [ 27.442499] [ 27.442598] Memory state around the buggy address: [ 27.442795] ffff888103776f00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 27.443205] ffff888103776f80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 27.443760] >ffff888103777000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 27.444469] ^ [ 27.444811] ffff888103777080: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 27.445127] ffff888103777100: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 27.445659] ==================================================================