Date
March 19, 2025, 10:35 a.m.
| Environment | |
|---|---|
| qemu-arm64 | |
| qemu-x86_64 |
[ 34.684488] ================================================================== [ 34.684656] BUG: KASAN: slab-out-of-bounds in ksize_unpoisons_memory+0x638/0x750 [ 34.684918] Read of size 1 at addr fff00000c6818c73 by task kunit_try_catch/196 [ 34.685111] [ 34.685207] CPU: 1 UID: 0 PID: 196 Comm: kunit_try_catch Tainted: G B N 6.14.0-rc7-next-20250319 #1 PREEMPT [ 34.685485] Tainted: [B]=BAD_PAGE, [N]=TEST [ 34.685578] Hardware name: linux,dummy-virt (DT) [ 34.685681] Call trace: [ 34.685747] show_stack+0x20/0x38 (C) [ 34.685906] dump_stack_lvl+0x8c/0xd0 [ 34.686069] print_report+0x118/0x5f0 [ 34.686736] kasan_report+0xc8/0x118 [ 34.686876] __asan_report_load1_noabort+0x20/0x30 [ 34.688845] ksize_unpoisons_memory+0x638/0x750 [ 34.689954] kunit_try_run_case+0x14c/0x3d0 [ 34.690677] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 34.691173] kthread+0x318/0x618 [ 34.691386] ret_from_fork+0x10/0x20 [ 34.691544] [ 34.691600] Allocated by task 196: [ 34.692260] kasan_save_stack+0x3c/0x68 [ 34.692745] kasan_save_track+0x20/0x40 [ 34.693209] kasan_save_alloc_info+0x40/0x58 [ 34.693908] __kasan_kmalloc+0xd4/0xd8 [ 34.694078] __kmalloc_cache_noprof+0x15c/0x3c0 [ 34.694217] ksize_unpoisons_memory+0xc0/0x750 [ 34.694375] kunit_try_run_case+0x14c/0x3d0 [ 34.695341] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 34.695527] kthread+0x318/0x618 [ 34.695640] ret_from_fork+0x10/0x20 [ 34.696043] [ 34.696466] The buggy address belongs to the object at fff00000c6818c00 [ 34.696466] which belongs to the cache kmalloc-128 of size 128 [ 34.696677] The buggy address is located 0 bytes to the right of [ 34.696677] allocated 115-byte region [fff00000c6818c00, fff00000c6818c73) [ 34.696878] [ 34.697278] The buggy address belongs to the physical page: [ 34.697811] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x106818 [ 34.697990] flags: 0xbfffe0000000000(node=0|zone=2|lastcpupid=0x1ffff) [ 34.698525] page_type: f5(slab) [ 34.698773] raw: 0bfffe0000000000 fff00000c0001a00 dead000000000122 0000000000000000 [ 34.699044] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 34.699208] page dumped because: kasan: bad access detected [ 34.699319] [ 34.699376] Memory state around the buggy address: [ 34.699841] fff00000c6818b00: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 34.700187] fff00000c6818b80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 34.700339] >fff00000c6818c00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 34.700539] ^ [ 34.700691] fff00000c6818c80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 34.700887] fff00000c6818d00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 34.701020] ================================================================== [ 34.703110] ================================================================== [ 34.703243] BUG: KASAN: slab-out-of-bounds in ksize_unpoisons_memory+0x628/0x750 [ 34.703393] Read of size 1 at addr fff00000c6818c78 by task kunit_try_catch/196 [ 34.703580] [ 34.703895] CPU: 1 UID: 0 PID: 196 Comm: kunit_try_catch Tainted: G B N 6.14.0-rc7-next-20250319 #1 PREEMPT [ 34.704196] Tainted: [B]=BAD_PAGE, [N]=TEST [ 34.704281] Hardware name: linux,dummy-virt (DT) [ 34.704683] Call trace: [ 34.704826] show_stack+0x20/0x38 (C) [ 34.705460] dump_stack_lvl+0x8c/0xd0 [ 34.705704] print_report+0x118/0x5f0 [ 34.706398] kasan_report+0xc8/0x118 [ 34.706905] __asan_report_load1_noabort+0x20/0x30 [ 34.707225] ksize_unpoisons_memory+0x628/0x750 [ 34.707499] kunit_try_run_case+0x14c/0x3d0 [ 34.707997] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 34.708220] kthread+0x318/0x618 [ 34.708878] ret_from_fork+0x10/0x20 [ 34.708994] [ 34.709028] Allocated by task 196: [ 34.709472] kasan_save_stack+0x3c/0x68 [ 34.709630] kasan_save_track+0x20/0x40 [ 34.709753] kasan_save_alloc_info+0x40/0x58 [ 34.709880] __kasan_kmalloc+0xd4/0xd8 [ 34.709990] __kmalloc_cache_noprof+0x15c/0x3c0 [ 34.710286] ksize_unpoisons_memory+0xc0/0x750 [ 34.710430] kunit_try_run_case+0x14c/0x3d0 [ 34.710564] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 34.710717] kthread+0x318/0x618 [ 34.710845] ret_from_fork+0x10/0x20 [ 34.711005] [ 34.711091] The buggy address belongs to the object at fff00000c6818c00 [ 34.711091] which belongs to the cache kmalloc-128 of size 128 [ 34.711374] The buggy address is located 5 bytes to the right of [ 34.711374] allocated 115-byte region [fff00000c6818c00, fff00000c6818c73) [ 34.711719] [ 34.711821] The buggy address belongs to the physical page: [ 34.711974] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x106818 [ 34.712189] flags: 0xbfffe0000000000(node=0|zone=2|lastcpupid=0x1ffff) [ 34.712390] page_type: f5(slab) [ 34.712506] raw: 0bfffe0000000000 fff00000c0001a00 dead000000000122 0000000000000000 [ 34.712681] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 34.712845] page dumped because: kasan: bad access detected [ 34.712949] [ 34.713004] Memory state around the buggy address: [ 34.713147] fff00000c6818b00: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 34.713445] fff00000c6818b80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 34.713627] >fff00000c6818c00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 34.713754] ^ [ 34.713882] fff00000c6818c80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 34.714026] fff00000c6818d00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 34.714197] ================================================================== [ 34.716776] ================================================================== [ 34.716920] BUG: KASAN: slab-out-of-bounds in ksize_unpoisons_memory+0x6a0/0x750 [ 34.717095] Read of size 1 at addr fff00000c6818c7f by task kunit_try_catch/196 [ 34.717253] [ 34.717477] CPU: 1 UID: 0 PID: 196 Comm: kunit_try_catch Tainted: G B N 6.14.0-rc7-next-20250319 #1 PREEMPT [ 34.717808] Tainted: [B]=BAD_PAGE, [N]=TEST [ 34.717949] Hardware name: linux,dummy-virt (DT) [ 34.718085] Call trace: [ 34.718182] show_stack+0x20/0x38 (C) [ 34.718372] dump_stack_lvl+0x8c/0xd0 [ 34.718531] print_report+0x118/0x5f0 [ 34.718907] kasan_report+0xc8/0x118 [ 34.719114] __asan_report_load1_noabort+0x20/0x30 [ 34.719363] ksize_unpoisons_memory+0x6a0/0x750 [ 34.719617] kunit_try_run_case+0x14c/0x3d0 [ 34.719861] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 34.720157] kthread+0x318/0x618 [ 34.720390] ret_from_fork+0x10/0x20 [ 34.720602] [ 34.720658] Allocated by task 196: [ 34.720767] kasan_save_stack+0x3c/0x68 [ 34.720961] kasan_save_track+0x20/0x40 [ 34.721121] kasan_save_alloc_info+0x40/0x58 [ 34.721240] __kasan_kmalloc+0xd4/0xd8 [ 34.721795] __kmalloc_cache_noprof+0x15c/0x3c0 [ 34.722020] ksize_unpoisons_memory+0xc0/0x750 [ 34.722213] kunit_try_run_case+0x14c/0x3d0 [ 34.722377] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 34.722664] kthread+0x318/0x618 [ 34.722873] ret_from_fork+0x10/0x20 [ 34.723021] [ 34.723098] The buggy address belongs to the object at fff00000c6818c00 [ 34.723098] which belongs to the cache kmalloc-128 of size 128 [ 34.723338] The buggy address is located 12 bytes to the right of [ 34.723338] allocated 115-byte region [fff00000c6818c00, fff00000c6818c73) [ 34.723593] [ 34.723660] The buggy address belongs to the physical page: [ 34.723764] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x106818 [ 34.723923] flags: 0xbfffe0000000000(node=0|zone=2|lastcpupid=0x1ffff) [ 34.724153] page_type: f5(slab) [ 34.724544] raw: 0bfffe0000000000 fff00000c0001a00 dead000000000122 0000000000000000 [ 34.724737] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 34.725492] page dumped because: kasan: bad access detected [ 34.725606] [ 34.725666] Memory state around the buggy address: [ 34.726638] fff00000c6818b00: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 34.727192] fff00000c6818b80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 34.727490] >fff00000c6818c00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 34.727756] ^ [ 34.728260] fff00000c6818c80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 34.728846] fff00000c6818d00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 34.729130] ==================================================================
[ 22.535135] ================================================================== [ 22.536003] BUG: KASAN: slab-out-of-bounds in ksize_unpoisons_memory+0x7b6/0x9b0 [ 22.537572] Read of size 1 at addr ffff88810305a77f by task kunit_try_catch/215 [ 22.538420] [ 22.538686] CPU: 0 UID: 0 PID: 215 Comm: kunit_try_catch Tainted: G B N 6.14.0-rc7-next-20250319 #1 PREEMPT(voluntary) [ 22.538835] Tainted: [B]=BAD_PAGE, [N]=TEST [ 22.538869] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 22.539103] Call Trace: [ 22.539167] <TASK> [ 22.539203] dump_stack_lvl+0x73/0xb0 [ 22.539313] print_report+0xd1/0x660 [ 22.539414] ? __virt_addr_valid+0x1db/0x2d0 [ 22.539580] ? kasan_complete_mode_report_info+0x2a/0x200 [ 22.539687] kasan_report+0x104/0x140 [ 22.539749] ? ksize_unpoisons_memory+0x7b6/0x9b0 [ 22.540214] ? ksize_unpoisons_memory+0x7b6/0x9b0 [ 22.540323] __asan_report_load1_noabort+0x18/0x20 [ 22.540387] ksize_unpoisons_memory+0x7b6/0x9b0 [ 22.540457] ? __pfx_ksize_unpoisons_memory+0x10/0x10 [ 22.540522] ? finish_task_switch.isra.0+0x153/0x730 [ 22.540585] ? __switch_to+0x5d9/0xf70 [ 22.540655] ? __schedule+0xd46/0x29c0 [ 22.540750] ? __pfx_read_tsc+0x10/0x10 [ 22.540819] ? ktime_get_ts64+0x86/0x240 [ 22.540887] kunit_try_run_case+0x1b2/0x490 [ 22.541165] ? __pfx_kunit_try_run_case+0x10/0x10 [ 22.541231] ? _raw_spin_lock_irqsave+0xa1/0x100 [ 22.541293] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 22.541391] ? __kthread_parkme+0x82/0x160 [ 22.541466] ? preempt_count_sub+0x50/0x80 [ 22.541535] ? __pfx_kunit_try_run_case+0x10/0x10 [ 22.541599] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 22.541660] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 22.541748] kthread+0x323/0x710 [ 22.541820] ? trace_preempt_on+0x20/0xc0 [ 22.541884] ? __pfx_kthread+0x10/0x10 [ 22.541939] ? _raw_spin_unlock_irq+0x47/0x80 [ 22.541969] ? calculate_sigpending+0x7b/0xa0 [ 22.542000] ? __pfx_kthread+0x10/0x10 [ 22.542032] ret_from_fork+0x41/0x80 [ 22.542064] ? __pfx_kthread+0x10/0x10 [ 22.542095] ret_from_fork_asm+0x1a/0x30 [ 22.542165] </TASK> [ 22.542181] [ 22.558231] Allocated by task 215: [ 22.558460] kasan_save_stack+0x3d/0x60 [ 22.558732] kasan_save_track+0x18/0x40 [ 22.559855] kasan_save_alloc_info+0x3b/0x50 [ 22.560395] __kasan_kmalloc+0xb7/0xc0 [ 22.561071] __kmalloc_cache_noprof+0x183/0x410 [ 22.561575] ksize_unpoisons_memory+0xc7/0x9b0 [ 22.562345] kunit_try_run_case+0x1b2/0x490 [ 22.562707] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 22.563140] kthread+0x323/0x710 [ 22.563949] ret_from_fork+0x41/0x80 [ 22.564402] ret_from_fork_asm+0x1a/0x30 [ 22.565055] [ 22.565310] The buggy address belongs to the object at ffff88810305a700 [ 22.565310] which belongs to the cache kmalloc-128 of size 128 [ 22.567044] The buggy address is located 12 bytes to the right of [ 22.567044] allocated 115-byte region [ffff88810305a700, ffff88810305a773) [ 22.568261] [ 22.568465] The buggy address belongs to the physical page: [ 22.569096] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x10305a [ 22.569808] flags: 0x200000000000000(node=0|zone=2) [ 22.570550] page_type: f5(slab) [ 22.571562] raw: 0200000000000000 ffff888100041a00 dead000000000122 0000000000000000 [ 22.573527] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 22.574990] page dumped because: kasan: bad access detected [ 22.577211] [ 22.577454] Memory state around the buggy address: [ 22.577843] ffff88810305a600: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 22.578397] ffff88810305a680: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 22.579445] >ffff88810305a700: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 22.580074] ^ [ 22.580524] ffff88810305a780: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 22.581295] ffff88810305a800: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 22.581871] ================================================================== [ 22.488476] ================================================================== [ 22.489352] BUG: KASAN: slab-out-of-bounds in ksize_unpoisons_memory+0x7e9/0x9b0 [ 22.490401] Read of size 1 at addr ffff88810305a778 by task kunit_try_catch/215 [ 22.491008] [ 22.491395] CPU: 0 UID: 0 PID: 215 Comm: kunit_try_catch Tainted: G B N 6.14.0-rc7-next-20250319 #1 PREEMPT(voluntary) [ 22.491542] Tainted: [B]=BAD_PAGE, [N]=TEST [ 22.491578] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 22.491656] Call Trace: [ 22.491690] <TASK> [ 22.491725] dump_stack_lvl+0x73/0xb0 [ 22.491801] print_report+0xd1/0x660 [ 22.491866] ? __virt_addr_valid+0x1db/0x2d0 [ 22.491998] ? kasan_complete_mode_report_info+0x2a/0x200 [ 22.492072] kasan_report+0x104/0x140 [ 22.492172] ? ksize_unpoisons_memory+0x7e9/0x9b0 [ 22.492335] ? ksize_unpoisons_memory+0x7e9/0x9b0 [ 22.492422] __asan_report_load1_noabort+0x18/0x20 [ 22.492485] ksize_unpoisons_memory+0x7e9/0x9b0 [ 22.492555] ? __pfx_ksize_unpoisons_memory+0x10/0x10 [ 22.492619] ? finish_task_switch.isra.0+0x153/0x730 [ 22.492683] ? __switch_to+0x5d9/0xf70 [ 22.492757] ? __schedule+0xd46/0x29c0 [ 22.492818] ? __pfx_read_tsc+0x10/0x10 [ 22.492875] ? ktime_get_ts64+0x86/0x240 [ 22.492944] kunit_try_run_case+0x1b2/0x490 [ 22.493010] ? __pfx_kunit_try_run_case+0x10/0x10 [ 22.493429] ? _raw_spin_lock_irqsave+0xa1/0x100 [ 22.493538] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 22.493637] ? __kthread_parkme+0x82/0x160 [ 22.493834] ? preempt_count_sub+0x50/0x80 [ 22.493934] ? __pfx_kunit_try_run_case+0x10/0x10 [ 22.493983] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 22.494019] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 22.494053] kthread+0x323/0x710 [ 22.494083] ? trace_preempt_on+0x20/0xc0 [ 22.494149] ? __pfx_kthread+0x10/0x10 [ 22.494194] ? _raw_spin_unlock_irq+0x47/0x80 [ 22.494225] ? calculate_sigpending+0x7b/0xa0 [ 22.494255] ? __pfx_kthread+0x10/0x10 [ 22.494287] ret_from_fork+0x41/0x80 [ 22.494318] ? __pfx_kthread+0x10/0x10 [ 22.494349] ret_from_fork_asm+0x1a/0x30 [ 22.494396] </TASK> [ 22.494411] [ 22.511088] Allocated by task 215: [ 22.511837] kasan_save_stack+0x3d/0x60 [ 22.512151] kasan_save_track+0x18/0x40 [ 22.512423] kasan_save_alloc_info+0x3b/0x50 [ 22.514597] __kasan_kmalloc+0xb7/0xc0 [ 22.515229] __kmalloc_cache_noprof+0x183/0x410 [ 22.516016] ksize_unpoisons_memory+0xc7/0x9b0 [ 22.516541] kunit_try_run_case+0x1b2/0x490 [ 22.517425] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 22.517941] kthread+0x323/0x710 [ 22.518502] ret_from_fork+0x41/0x80 [ 22.519240] ret_from_fork_asm+0x1a/0x30 [ 22.519882] [ 22.520144] The buggy address belongs to the object at ffff88810305a700 [ 22.520144] which belongs to the cache kmalloc-128 of size 128 [ 22.521398] The buggy address is located 5 bytes to the right of [ 22.521398] allocated 115-byte region [ffff88810305a700, ffff88810305a773) [ 22.522763] [ 22.522994] The buggy address belongs to the physical page: [ 22.523636] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x10305a [ 22.524321] flags: 0x200000000000000(node=0|zone=2) [ 22.525325] page_type: f5(slab) [ 22.525703] raw: 0200000000000000 ffff888100041a00 dead000000000122 0000000000000000 [ 22.526713] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 22.527316] page dumped because: kasan: bad access detected [ 22.527962] [ 22.528204] Memory state around the buggy address: [ 22.528577] ffff88810305a600: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 22.528956] ffff88810305a680: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 22.529685] >ffff88810305a700: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 22.531157] ^ [ 22.531743] ffff88810305a780: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 22.532349] ffff88810305a800: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 22.533512] ================================================================== [ 22.438194] ================================================================== [ 22.439023] BUG: KASAN: slab-out-of-bounds in ksize_unpoisons_memory+0x81c/0x9b0 [ 22.439685] Read of size 1 at addr ffff88810305a773 by task kunit_try_catch/215 [ 22.440576] [ 22.440842] CPU: 0 UID: 0 PID: 215 Comm: kunit_try_catch Tainted: G B N 6.14.0-rc7-next-20250319 #1 PREEMPT(voluntary) [ 22.440966] Tainted: [B]=BAD_PAGE, [N]=TEST [ 22.441001] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 22.441055] Call Trace: [ 22.441089] <TASK> [ 22.441149] dump_stack_lvl+0x73/0xb0 [ 22.441433] print_report+0xd1/0x660 [ 22.441562] ? __virt_addr_valid+0x1db/0x2d0 [ 22.441943] ? kasan_complete_mode_report_info+0x2a/0x200 [ 22.442006] kasan_report+0x104/0x140 [ 22.442038] ? ksize_unpoisons_memory+0x81c/0x9b0 [ 22.442075] ? ksize_unpoisons_memory+0x81c/0x9b0 [ 22.442148] __asan_report_load1_noabort+0x18/0x20 [ 22.442205] ksize_unpoisons_memory+0x81c/0x9b0 [ 22.442271] ? __pfx_ksize_unpoisons_memory+0x10/0x10 [ 22.442334] ? finish_task_switch.isra.0+0x153/0x730 [ 22.442399] ? __switch_to+0x5d9/0xf70 [ 22.442475] ? __schedule+0xd46/0x29c0 [ 22.442535] ? __pfx_read_tsc+0x10/0x10 [ 22.442593] ? ktime_get_ts64+0x86/0x240 [ 22.442665] kunit_try_run_case+0x1b2/0x490 [ 22.442738] ? __pfx_kunit_try_run_case+0x10/0x10 [ 22.442854] ? _raw_spin_lock_irqsave+0xa1/0x100 [ 22.442933] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 22.442970] ? __kthread_parkme+0x82/0x160 [ 22.443002] ? preempt_count_sub+0x50/0x80 [ 22.443038] ? __pfx_kunit_try_run_case+0x10/0x10 [ 22.443072] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 22.443106] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 22.443162] kthread+0x323/0x710 [ 22.443192] ? trace_preempt_on+0x20/0xc0 [ 22.443227] ? __pfx_kthread+0x10/0x10 [ 22.443257] ? _raw_spin_unlock_irq+0x47/0x80 [ 22.443286] ? calculate_sigpending+0x7b/0xa0 [ 22.443317] ? __pfx_kthread+0x10/0x10 [ 22.443348] ret_from_fork+0x41/0x80 [ 22.443378] ? __pfx_kthread+0x10/0x10 [ 22.443409] ret_from_fork_asm+0x1a/0x30 [ 22.443456] </TASK> [ 22.443471] [ 22.465445] Allocated by task 215: [ 22.465696] kasan_save_stack+0x3d/0x60 [ 22.466654] kasan_save_track+0x18/0x40 [ 22.467151] kasan_save_alloc_info+0x3b/0x50 [ 22.468435] __kasan_kmalloc+0xb7/0xc0 [ 22.468856] __kmalloc_cache_noprof+0x183/0x410 [ 22.469731] ksize_unpoisons_memory+0xc7/0x9b0 [ 22.470219] kunit_try_run_case+0x1b2/0x490 [ 22.470542] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 22.471486] kthread+0x323/0x710 [ 22.472322] ret_from_fork+0x41/0x80 [ 22.472734] ret_from_fork_asm+0x1a/0x30 [ 22.473186] [ 22.473466] The buggy address belongs to the object at ffff88810305a700 [ 22.473466] which belongs to the cache kmalloc-128 of size 128 [ 22.474916] The buggy address is located 0 bytes to the right of [ 22.474916] allocated 115-byte region [ffff88810305a700, ffff88810305a773) [ 22.476321] [ 22.476580] The buggy address belongs to the physical page: [ 22.477215] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x10305a [ 22.477904] flags: 0x200000000000000(node=0|zone=2) [ 22.478571] page_type: f5(slab) [ 22.479044] raw: 0200000000000000 ffff888100041a00 dead000000000122 0000000000000000 [ 22.480261] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 22.481568] page dumped because: kasan: bad access detected [ 22.482234] [ 22.482454] Memory state around the buggy address: [ 22.482816] ffff88810305a600: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 22.483442] ffff88810305a680: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 22.484296] >ffff88810305a700: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 22.484766] ^ [ 22.485503] ffff88810305a780: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 22.486508] ffff88810305a800: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 22.487288] ==================================================================