Date
July 8, 2025, 11:09 p.m.
| Environment | |
|---|---|
| qemu-arm64 | |
| qemu-x86_64 |
[ 18.998367] ================================================================== [ 18.998415] BUG: KASAN: slab-out-of-bounds in kmalloc_oob_right+0x5d0/0x660 [ 18.998460] Read of size 1 at addr fff00000c6343680 by task kunit_try_catch/136 [ 18.998508] [ 18.998535] CPU: 1 UID: 0 PID: 136 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc5 #1 PREEMPT [ 18.998611] Tainted: [B]=BAD_PAGE, [N]=TEST [ 18.998836] Hardware name: linux,dummy-virt (DT) [ 18.998962] Call trace: [ 18.999303] show_stack+0x20/0x38 (C) [ 18.999699] dump_stack_lvl+0x8c/0xd0 [ 18.999960] print_report+0x118/0x608 [ 19.000061] kasan_report+0xdc/0x128 [ 19.000188] __asan_report_load1_noabort+0x20/0x30 [ 19.000238] kmalloc_oob_right+0x5d0/0x660 [ 19.000282] kunit_try_run_case+0x170/0x3f0 [ 19.000327] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 19.000650] kthread+0x328/0x630 [ 19.000718] ret_from_fork+0x10/0x20 [ 19.000766] [ 19.000783] Allocated by task 136: [ 19.000810] kasan_save_stack+0x3c/0x68 [ 19.000888] kasan_save_track+0x20/0x40 [ 19.000949] kasan_save_alloc_info+0x40/0x58 [ 19.000989] __kasan_kmalloc+0xd4/0xd8 [ 19.001118] __kmalloc_cache_noprof+0x16c/0x3c0 [ 19.001324] kmalloc_oob_right+0xb0/0x660 [ 19.001474] kunit_try_run_case+0x170/0x3f0 [ 19.001654] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 19.001712] kthread+0x328/0x630 [ 19.001744] ret_from_fork+0x10/0x20 [ 19.001891] [ 19.002140] The buggy address belongs to the object at fff00000c6343600 [ 19.002140] which belongs to the cache kmalloc-128 of size 128 [ 19.002344] The buggy address is located 13 bytes to the right of [ 19.002344] allocated 115-byte region [fff00000c6343600, fff00000c6343673) [ 19.002409] [ 19.002427] The buggy address belongs to the physical page: [ 19.002466] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x106343 [ 19.002584] flags: 0xbfffe0000000000(node=0|zone=2|lastcpupid=0x1ffff) [ 19.002629] page_type: f5(slab) [ 19.002666] raw: 0bfffe0000000000 fff00000c0001a00 dead000000000122 0000000000000000 [ 19.002715] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 19.003090] page dumped because: kasan: bad access detected [ 19.003238] [ 19.003302] Memory state around the buggy address: [ 19.003339] fff00000c6343580: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 19.003480] fff00000c6343600: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 19.003521] >fff00000c6343680: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 19.003557] ^ [ 19.003583] fff00000c6343700: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 19.003779] fff00000c6343780: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 19.003965] ================================================================== [ 18.978665] ================================================================== [ 18.979007] BUG: KASAN: slab-out-of-bounds in kmalloc_oob_right+0x5a4/0x660 [ 18.979847] Write of size 1 at addr fff00000c6343673 by task kunit_try_catch/136 [ 18.979954] [ 18.980716] CPU: 1 UID: 0 PID: 136 Comm: kunit_try_catch Tainted: G N 6.16.0-rc5 #1 PREEMPT [ 18.980858] Tainted: [N]=TEST [ 18.980890] Hardware name: linux,dummy-virt (DT) [ 18.981109] Call trace: [ 18.981288] show_stack+0x20/0x38 (C) [ 18.981422] dump_stack_lvl+0x8c/0xd0 [ 18.981482] print_report+0x118/0x608 [ 18.981530] kasan_report+0xdc/0x128 [ 18.981575] __asan_report_store1_noabort+0x20/0x30 [ 18.981626] kmalloc_oob_right+0x5a4/0x660 [ 18.981671] kunit_try_run_case+0x170/0x3f0 [ 18.981721] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 18.981772] kthread+0x328/0x630 [ 18.981816] ret_from_fork+0x10/0x20 [ 18.981966] [ 18.982003] Allocated by task 136: [ 18.982120] kasan_save_stack+0x3c/0x68 [ 18.982198] kasan_save_track+0x20/0x40 [ 18.982236] kasan_save_alloc_info+0x40/0x58 [ 18.982276] __kasan_kmalloc+0xd4/0xd8 [ 18.982312] __kmalloc_cache_noprof+0x16c/0x3c0 [ 18.982352] kmalloc_oob_right+0xb0/0x660 [ 18.982387] kunit_try_run_case+0x170/0x3f0 [ 18.982425] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 18.982467] kthread+0x328/0x630 [ 18.982499] ret_from_fork+0x10/0x20 [ 18.982552] [ 18.982611] The buggy address belongs to the object at fff00000c6343600 [ 18.982611] which belongs to the cache kmalloc-128 of size 128 [ 18.982702] The buggy address is located 0 bytes to the right of [ 18.982702] allocated 115-byte region [fff00000c6343600, fff00000c6343673) [ 18.982768] [ 18.982846] The buggy address belongs to the physical page: [ 18.983021] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x106343 [ 18.983296] flags: 0xbfffe0000000000(node=0|zone=2|lastcpupid=0x1ffff) [ 18.983692] page_type: f5(slab) [ 18.983990] raw: 0bfffe0000000000 fff00000c0001a00 dead000000000122 0000000000000000 [ 18.984053] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 18.984172] page dumped because: kasan: bad access detected [ 18.984213] [ 18.984238] Memory state around the buggy address: [ 18.984456] fff00000c6343500: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 18.984520] fff00000c6343580: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 18.984573] >fff00000c6343600: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 18.984626] ^ [ 18.984706] fff00000c6343680: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 18.984747] fff00000c6343700: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 18.984810] ================================================================== [ 18.989531] ================================================================== [ 18.989694] BUG: KASAN: slab-out-of-bounds in kmalloc_oob_right+0x538/0x660 [ 18.989958] Write of size 1 at addr fff00000c6343678 by task kunit_try_catch/136 [ 18.990007] [ 18.990615] CPU: 1 UID: 0 PID: 136 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc5 #1 PREEMPT [ 18.991049] Tainted: [B]=BAD_PAGE, [N]=TEST [ 18.991088] Hardware name: linux,dummy-virt (DT) [ 18.991121] Call trace: [ 18.991142] show_stack+0x20/0x38 (C) [ 18.991763] dump_stack_lvl+0x8c/0xd0 [ 18.991930] print_report+0x118/0x608 [ 18.991980] kasan_report+0xdc/0x128 [ 18.992027] __asan_report_store1_noabort+0x20/0x30 [ 18.992534] kmalloc_oob_right+0x538/0x660 [ 18.992882] kunit_try_run_case+0x170/0x3f0 [ 18.992942] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 18.993325] kthread+0x328/0x630 [ 18.993593] ret_from_fork+0x10/0x20 [ 18.993652] [ 18.993671] Allocated by task 136: [ 18.994027] kasan_save_stack+0x3c/0x68 [ 18.994078] kasan_save_track+0x20/0x40 [ 18.994115] kasan_save_alloc_info+0x40/0x58 [ 18.994262] __kasan_kmalloc+0xd4/0xd8 [ 18.994301] __kmalloc_cache_noprof+0x16c/0x3c0 [ 18.994683] kmalloc_oob_right+0xb0/0x660 [ 18.994727] kunit_try_run_case+0x170/0x3f0 [ 18.994936] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 18.995277] kthread+0x328/0x630 [ 18.995326] ret_from_fork+0x10/0x20 [ 18.995894] [ 18.995927] The buggy address belongs to the object at fff00000c6343600 [ 18.995927] which belongs to the cache kmalloc-128 of size 128 [ 18.996090] The buggy address is located 5 bytes to the right of [ 18.996090] allocated 115-byte region [fff00000c6343600, fff00000c6343673) [ 18.996177] [ 18.996195] The buggy address belongs to the physical page: [ 18.996310] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x106343 [ 18.996494] flags: 0xbfffe0000000000(node=0|zone=2|lastcpupid=0x1ffff) [ 18.996542] page_type: f5(slab) [ 18.996822] raw: 0bfffe0000000000 fff00000c0001a00 dead000000000122 0000000000000000 [ 18.996880] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 18.996921] page dumped because: kasan: bad access detected [ 18.996952] [ 18.997010] Memory state around the buggy address: [ 18.997155] fff00000c6343500: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 18.997209] fff00000c6343580: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 18.997353] >fff00000c6343600: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 18.997467] ^ [ 18.997508] fff00000c6343680: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 18.997644] fff00000c6343700: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 18.997690] ==================================================================
[ 11.799788] ================================================================== [ 11.800321] BUG: KASAN: slab-out-of-bounds in kmalloc_oob_right+0x68a/0x7f0 [ 11.800645] Read of size 1 at addr ffff888102662a80 by task kunit_try_catch/154 [ 11.800992] [ 11.801077] CPU: 1 UID: 0 PID: 154 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc5 #1 PREEMPT(voluntary) [ 11.801132] Tainted: [B]=BAD_PAGE, [N]=TEST [ 11.801143] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 11.801162] Call Trace: [ 11.801177] <TASK> [ 11.801192] dump_stack_lvl+0x73/0xb0 [ 11.801218] print_report+0xd1/0x650 [ 11.801239] ? __virt_addr_valid+0x1db/0x2d0 [ 11.801260] ? kmalloc_oob_right+0x68a/0x7f0 [ 11.801281] ? kasan_complete_mode_report_info+0x2a/0x200 [ 11.801303] ? kmalloc_oob_right+0x68a/0x7f0 [ 11.801324] kasan_report+0x141/0x180 [ 11.801345] ? kmalloc_oob_right+0x68a/0x7f0 [ 11.801371] __asan_report_load1_noabort+0x18/0x20 [ 11.801396] kmalloc_oob_right+0x68a/0x7f0 [ 11.801417] ? __pfx_kmalloc_oob_right+0x10/0x10 [ 11.801440] ? __schedule+0x10cc/0x2b60 [ 11.801461] ? __pfx_read_tsc+0x10/0x10 [ 11.801481] ? ktime_get_ts64+0x86/0x230 [ 11.801504] kunit_try_run_case+0x1a5/0x480 [ 11.801527] ? __pfx_kunit_try_run_case+0x10/0x10 [ 11.801550] ? _raw_spin_lock_irqsave+0xa1/0x100 [ 11.801573] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 11.801607] ? __kthread_parkme+0x82/0x180 [ 11.801627] ? preempt_count_sub+0x50/0x80 [ 11.801650] ? __pfx_kunit_try_run_case+0x10/0x10 [ 11.801674] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 11.801697] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 11.801725] kthread+0x337/0x6f0 [ 11.801743] ? trace_preempt_on+0x20/0xc0 [ 11.801766] ? __pfx_kthread+0x10/0x10 [ 11.801786] ? _raw_spin_unlock_irq+0x47/0x80 [ 11.801806] ? calculate_sigpending+0x7b/0xa0 [ 11.801830] ? __pfx_kthread+0x10/0x10 [ 11.801850] ret_from_fork+0x116/0x1d0 [ 11.801868] ? __pfx_kthread+0x10/0x10 [ 11.801888] ret_from_fork_asm+0x1a/0x30 [ 11.801919] </TASK> [ 11.801928] [ 11.811941] Allocated by task 154: [ 11.812127] kasan_save_stack+0x45/0x70 [ 11.812323] kasan_save_track+0x18/0x40 [ 11.812774] kasan_save_alloc_info+0x3b/0x50 [ 11.812949] __kasan_kmalloc+0xb7/0xc0 [ 11.813416] __kmalloc_cache_noprof+0x189/0x420 [ 11.813626] kmalloc_oob_right+0xa9/0x7f0 [ 11.813921] kunit_try_run_case+0x1a5/0x480 [ 11.814327] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 11.814738] kthread+0x337/0x6f0 [ 11.814935] ret_from_fork+0x116/0x1d0 [ 11.815288] ret_from_fork_asm+0x1a/0x30 [ 11.815519] [ 11.815634] The buggy address belongs to the object at ffff888102662a00 [ 11.815634] which belongs to the cache kmalloc-128 of size 128 [ 11.816375] The buggy address is located 13 bytes to the right of [ 11.816375] allocated 115-byte region [ffff888102662a00, ffff888102662a73) [ 11.817154] [ 11.817297] The buggy address belongs to the physical page: [ 11.817871] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x102662 [ 11.818426] flags: 0x200000000000000(node=0|zone=2) [ 11.818663] page_type: f5(slab) [ 11.818829] raw: 0200000000000000 ffff888100041a00 dead000000000122 0000000000000000 [ 11.819206] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 11.819834] page dumped because: kasan: bad access detected [ 11.820049] [ 11.820367] Memory state around the buggy address: [ 11.820612] ffff888102662980: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 11.821171] ffff888102662a00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 11.821494] >ffff888102662a80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 11.821798] ^ [ 11.821949] ffff888102662b00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 11.822494] ffff888102662b80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 11.822883] ================================================================== [ 11.772441] ================================================================== [ 11.773201] BUG: KASAN: slab-out-of-bounds in kmalloc_oob_right+0x6bd/0x7f0 [ 11.773857] Write of size 1 at addr ffff888102662a78 by task kunit_try_catch/154 [ 11.774564] [ 11.774810] CPU: 1 UID: 0 PID: 154 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc5 #1 PREEMPT(voluntary) [ 11.774854] Tainted: [B]=BAD_PAGE, [N]=TEST [ 11.774866] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 11.774887] Call Trace: [ 11.774900] <TASK> [ 11.774916] dump_stack_lvl+0x73/0xb0 [ 11.774956] print_report+0xd1/0x650 [ 11.774978] ? __virt_addr_valid+0x1db/0x2d0 [ 11.775001] ? kmalloc_oob_right+0x6bd/0x7f0 [ 11.775023] ? kasan_complete_mode_report_info+0x2a/0x200 [ 11.775045] ? kmalloc_oob_right+0x6bd/0x7f0 [ 11.775067] kasan_report+0x141/0x180 [ 11.775088] ? kmalloc_oob_right+0x6bd/0x7f0 [ 11.775114] __asan_report_store1_noabort+0x1b/0x30 [ 11.775138] kmalloc_oob_right+0x6bd/0x7f0 [ 11.775160] ? __pfx_kmalloc_oob_right+0x10/0x10 [ 11.775182] ? __schedule+0x10cc/0x2b60 [ 11.775205] ? __pfx_read_tsc+0x10/0x10 [ 11.775225] ? ktime_get_ts64+0x86/0x230 [ 11.775250] kunit_try_run_case+0x1a5/0x480 [ 11.775273] ? __pfx_kunit_try_run_case+0x10/0x10 [ 11.775296] ? _raw_spin_lock_irqsave+0xa1/0x100 [ 11.775319] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 11.775342] ? __kthread_parkme+0x82/0x180 [ 11.775362] ? preempt_count_sub+0x50/0x80 [ 11.775386] ? __pfx_kunit_try_run_case+0x10/0x10 [ 11.775410] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 11.775434] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 11.775458] kthread+0x337/0x6f0 [ 11.775477] ? trace_preempt_on+0x20/0xc0 [ 11.775500] ? __pfx_kthread+0x10/0x10 [ 11.775520] ? _raw_spin_unlock_irq+0x47/0x80 [ 11.775541] ? calculate_sigpending+0x7b/0xa0 [ 11.775565] ? __pfx_kthread+0x10/0x10 [ 11.775586] ret_from_fork+0x116/0x1d0 [ 11.775615] ? __pfx_kthread+0x10/0x10 [ 11.775635] ret_from_fork_asm+0x1a/0x30 [ 11.775666] </TASK> [ 11.775676] [ 11.787266] Allocated by task 154: [ 11.787583] kasan_save_stack+0x45/0x70 [ 11.788009] kasan_save_track+0x18/0x40 [ 11.788148] kasan_save_alloc_info+0x3b/0x50 [ 11.788295] __kasan_kmalloc+0xb7/0xc0 [ 11.788426] __kmalloc_cache_noprof+0x189/0x420 [ 11.788616] kmalloc_oob_right+0xa9/0x7f0 [ 11.788756] kunit_try_run_case+0x1a5/0x480 [ 11.789038] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 11.789555] kthread+0x337/0x6f0 [ 11.789944] ret_from_fork+0x116/0x1d0 [ 11.790304] ret_from_fork_asm+0x1a/0x30 [ 11.790705] [ 11.790881] The buggy address belongs to the object at ffff888102662a00 [ 11.790881] which belongs to the cache kmalloc-128 of size 128 [ 11.792101] The buggy address is located 5 bytes to the right of [ 11.792101] allocated 115-byte region [ffff888102662a00, ffff888102662a73) [ 11.792863] [ 11.793044] The buggy address belongs to the physical page: [ 11.793560] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x102662 [ 11.794229] flags: 0x200000000000000(node=0|zone=2) [ 11.794392] page_type: f5(slab) [ 11.794717] raw: 0200000000000000 ffff888100041a00 dead000000000122 0000000000000000 [ 11.795443] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 11.796172] page dumped because: kasan: bad access detected [ 11.796354] [ 11.796422] Memory state around the buggy address: [ 11.796642] ffff888102662900: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 11.796928] ffff888102662980: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 11.797512] >ffff888102662a00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 11.798174] ^ [ 11.798871] ffff888102662a80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 11.799153] ffff888102662b00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 11.799362] ================================================================== [ 11.736569] ================================================================== [ 11.737383] BUG: KASAN: slab-out-of-bounds in kmalloc_oob_right+0x6f0/0x7f0 [ 11.738288] Write of size 1 at addr ffff888102662a73 by task kunit_try_catch/154 [ 11.738745] [ 11.739997] CPU: 1 UID: 0 PID: 154 Comm: kunit_try_catch Tainted: G N 6.16.0-rc5 #1 PREEMPT(voluntary) [ 11.740340] Tainted: [N]=TEST [ 11.740371] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 11.740629] Call Trace: [ 11.740698] <TASK> [ 11.740837] dump_stack_lvl+0x73/0xb0 [ 11.741218] print_report+0xd1/0x650 [ 11.741263] ? __virt_addr_valid+0x1db/0x2d0 [ 11.741289] ? kmalloc_oob_right+0x6f0/0x7f0 [ 11.741310] ? kasan_complete_mode_report_info+0x2a/0x200 [ 11.741333] ? kmalloc_oob_right+0x6f0/0x7f0 [ 11.741354] kasan_report+0x141/0x180 [ 11.741376] ? kmalloc_oob_right+0x6f0/0x7f0 [ 11.741402] __asan_report_store1_noabort+0x1b/0x30 [ 11.741427] kmalloc_oob_right+0x6f0/0x7f0 [ 11.741449] ? __pfx_kmalloc_oob_right+0x10/0x10 [ 11.741471] ? __schedule+0x10cc/0x2b60 [ 11.741493] ? __pfx_read_tsc+0x10/0x10 [ 11.741516] ? ktime_get_ts64+0x86/0x230 [ 11.741542] kunit_try_run_case+0x1a5/0x480 [ 11.741568] ? __pfx_kunit_try_run_case+0x10/0x10 [ 11.741590] ? _raw_spin_lock_irqsave+0xa1/0x100 [ 11.741631] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 11.741654] ? __kthread_parkme+0x82/0x180 [ 11.741676] ? preempt_count_sub+0x50/0x80 [ 11.741704] ? __pfx_kunit_try_run_case+0x10/0x10 [ 11.741728] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 11.741752] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 11.741776] kthread+0x337/0x6f0 [ 11.741794] ? trace_preempt_on+0x20/0xc0 [ 11.741818] ? __pfx_kthread+0x10/0x10 [ 11.741838] ? _raw_spin_unlock_irq+0x47/0x80 [ 11.741860] ? calculate_sigpending+0x7b/0xa0 [ 11.741884] ? __pfx_kthread+0x10/0x10 [ 11.741904] ret_from_fork+0x116/0x1d0 [ 11.741982] ? __pfx_kthread+0x10/0x10 [ 11.742004] ret_from_fork_asm+0x1a/0x30 [ 11.742066] </TASK> [ 11.742134] [ 11.754878] Allocated by task 154: [ 11.755545] kasan_save_stack+0x45/0x70 [ 11.755972] kasan_save_track+0x18/0x40 [ 11.756405] kasan_save_alloc_info+0x3b/0x50 [ 11.756585] __kasan_kmalloc+0xb7/0xc0 [ 11.756959] __kmalloc_cache_noprof+0x189/0x420 [ 11.757476] kmalloc_oob_right+0xa9/0x7f0 [ 11.757888] kunit_try_run_case+0x1a5/0x480 [ 11.758124] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 11.758622] kthread+0x337/0x6f0 [ 11.758744] ret_from_fork+0x116/0x1d0 [ 11.758874] ret_from_fork_asm+0x1a/0x30 [ 11.759351] [ 11.759670] The buggy address belongs to the object at ffff888102662a00 [ 11.759670] which belongs to the cache kmalloc-128 of size 128 [ 11.760480] The buggy address is located 0 bytes to the right of [ 11.760480] allocated 115-byte region [ffff888102662a00, ffff888102662a73) [ 11.761826] [ 11.762100] The buggy address belongs to the physical page: [ 11.762819] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x102662 [ 11.763546] flags: 0x200000000000000(node=0|zone=2) [ 11.764416] page_type: f5(slab) [ 11.765108] raw: 0200000000000000 ffff888100041a00 dead000000000122 0000000000000000 [ 11.765824] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 11.766501] page dumped because: kasan: bad access detected [ 11.766856] [ 11.767042] Memory state around the buggy address: [ 11.767811] ffff888102662900: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 11.768251] ffff888102662980: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 11.768486] >ffff888102662a00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 11.768734] ^ [ 11.769085] ffff888102662a80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 11.769841] ffff888102662b00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 11.770622] ==================================================================