Date
June 5, 2025, 7:08 a.m.
Environment | |
---|---|
qemu-arm64 | |
qemu-x86_64 |
[ 24.497917] ================================================================== [ 24.498013] BUG: KASAN: slab-out-of-bounds in kmalloc_oob_right+0x5d0/0x660 [ 24.498113] Read of size 1 at addr fff00000c703a380 by task kunit_try_catch/136 [ 24.498230] [ 24.498297] CPU: 1 UID: 0 PID: 136 Comm: kunit_try_catch Tainted: G B N 6.15.0-next-20250605 #1 PREEMPT [ 24.500228] Tainted: [B]=BAD_PAGE, [N]=TEST [ 24.500296] Hardware name: linux,dummy-virt (DT) [ 24.500389] Call trace: [ 24.500440] show_stack+0x20/0x38 (C) [ 24.500554] dump_stack_lvl+0x8c/0xd0 [ 24.500674] print_report+0x118/0x608 [ 24.501899] kasan_report+0xdc/0x128 [ 24.502434] __asan_report_load1_noabort+0x20/0x30 [ 24.502771] kmalloc_oob_right+0x5d0/0x660 [ 24.503802] kunit_try_run_case+0x170/0x3f0 [ 24.503978] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 24.504175] kthread+0x328/0x630 [ 24.504310] ret_from_fork+0x10/0x20 [ 24.504887] [ 24.505064] Allocated by task 136: [ 24.505344] kasan_save_stack+0x3c/0x68 [ 24.505491] kasan_save_track+0x20/0x40 [ 24.505903] kasan_save_alloc_info+0x40/0x58 [ 24.506044] __kasan_kmalloc+0xd4/0xd8 [ 24.506164] __kmalloc_cache_noprof+0x16c/0x3c0 [ 24.506877] kmalloc_oob_right+0xb0/0x660 [ 24.507150] kunit_try_run_case+0x170/0x3f0 [ 24.507880] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 24.508166] kthread+0x328/0x630 [ 24.508475] ret_from_fork+0x10/0x20 [ 24.508741] [ 24.508792] The buggy address belongs to the object at fff00000c703a300 [ 24.508792] which belongs to the cache kmalloc-128 of size 128 [ 24.509449] The buggy address is located 13 bytes to the right of [ 24.509449] allocated 115-byte region [fff00000c703a300, fff00000c703a373) [ 24.511362] [ 24.511422] The buggy address belongs to the physical page: [ 24.511479] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x10703a [ 24.511544] flags: 0xbfffe0000000000(node=0|zone=2|lastcpupid=0x1ffff) [ 24.511625] page_type: f5(slab) [ 24.511717] raw: 0bfffe0000000000 fff00000c0001a00 dead000000000122 0000000000000000 [ 24.511879] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 24.511986] page dumped because: kasan: bad access detected [ 24.512074] [ 24.512125] Memory state around the buggy address: [ 24.512209] fff00000c703a280: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 24.512442] fff00000c703a300: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 24.512567] >fff00000c703a380: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 24.512866] ^ [ 24.513030] fff00000c703a400: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 24.513145] fff00000c703a480: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 24.513237] ================================================================== [ 24.463457] ================================================================== [ 24.464031] BUG: KASAN: slab-out-of-bounds in kmalloc_oob_right+0x5a4/0x660 [ 24.465435] Write of size 1 at addr fff00000c703a373 by task kunit_try_catch/136 [ 24.465575] [ 24.466513] CPU: 1 UID: 0 PID: 136 Comm: kunit_try_catch Tainted: G N 6.15.0-next-20250605 #1 PREEMPT [ 24.466703] Tainted: [N]=TEST [ 24.466749] Hardware name: linux,dummy-virt (DT) [ 24.467022] Call trace: [ 24.467223] show_stack+0x20/0x38 (C) [ 24.467421] dump_stack_lvl+0x8c/0xd0 [ 24.467515] print_report+0x118/0x608 [ 24.467581] kasan_report+0xdc/0x128 [ 24.467639] __asan_report_store1_noabort+0x20/0x30 [ 24.467697] kmalloc_oob_right+0x5a4/0x660 [ 24.467754] kunit_try_run_case+0x170/0x3f0 [ 24.467829] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 24.467972] kthread+0x328/0x630 [ 24.468097] ret_from_fork+0x10/0x20 [ 24.468458] [ 24.468695] Allocated by task 136: [ 24.469911] kasan_save_stack+0x3c/0x68 [ 24.470200] kasan_save_track+0x20/0x40 [ 24.470374] kasan_save_alloc_info+0x40/0x58 [ 24.470652] __kasan_kmalloc+0xd4/0xd8 [ 24.470888] __kmalloc_cache_noprof+0x16c/0x3c0 [ 24.471030] kmalloc_oob_right+0xb0/0x660 [ 24.471189] kunit_try_run_case+0x170/0x3f0 [ 24.471432] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 24.472741] kthread+0x328/0x630 [ 24.472847] ret_from_fork+0x10/0x20 [ 24.473009] [ 24.473135] The buggy address belongs to the object at fff00000c703a300 [ 24.473135] which belongs to the cache kmalloc-128 of size 128 [ 24.473395] The buggy address is located 0 bytes to the right of [ 24.473395] allocated 115-byte region [fff00000c703a300, fff00000c703a373) [ 24.473569] [ 24.473765] The buggy address belongs to the physical page: [ 24.474161] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x10703a [ 24.474755] flags: 0xbfffe0000000000(node=0|zone=2|lastcpupid=0x1ffff) [ 24.475659] page_type: f5(slab) [ 24.476661] raw: 0bfffe0000000000 fff00000c0001a00 dead000000000122 0000000000000000 [ 24.476978] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 24.477814] page dumped because: kasan: bad access detected [ 24.478273] [ 24.478576] Memory state around the buggy address: [ 24.480137] fff00000c703a200: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 24.480569] fff00000c703a280: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 24.480716] >fff00000c703a300: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 24.480851] ^ [ 24.481098] fff00000c703a380: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 24.481207] fff00000c703a400: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 24.481384] ================================================================== [ 24.483543] ================================================================== [ 24.483850] BUG: KASAN: slab-out-of-bounds in kmalloc_oob_right+0x538/0x660 [ 24.484137] Write of size 1 at addr fff00000c703a378 by task kunit_try_catch/136 [ 24.484389] [ 24.484512] CPU: 1 UID: 0 PID: 136 Comm: kunit_try_catch Tainted: G B N 6.15.0-next-20250605 #1 PREEMPT [ 24.484786] Tainted: [B]=BAD_PAGE, [N]=TEST [ 24.484891] Hardware name: linux,dummy-virt (DT) [ 24.484973] Call trace: [ 24.485057] show_stack+0x20/0x38 (C) [ 24.485236] dump_stack_lvl+0x8c/0xd0 [ 24.485617] print_report+0x118/0x608 [ 24.485738] kasan_report+0xdc/0x128 [ 24.485891] __asan_report_store1_noabort+0x20/0x30 [ 24.486231] kmalloc_oob_right+0x538/0x660 [ 24.486381] kunit_try_run_case+0x170/0x3f0 [ 24.486522] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 24.486667] kthread+0x328/0x630 [ 24.486778] ret_from_fork+0x10/0x20 [ 24.487468] [ 24.487713] Allocated by task 136: [ 24.487876] kasan_save_stack+0x3c/0x68 [ 24.488444] kasan_save_track+0x20/0x40 [ 24.488544] kasan_save_alloc_info+0x40/0x58 [ 24.488643] __kasan_kmalloc+0xd4/0xd8 [ 24.488793] __kmalloc_cache_noprof+0x16c/0x3c0 [ 24.489053] kmalloc_oob_right+0xb0/0x660 [ 24.489440] kunit_try_run_case+0x170/0x3f0 [ 24.489543] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 24.489651] kthread+0x328/0x630 [ 24.490167] ret_from_fork+0x10/0x20 [ 24.490388] [ 24.490437] The buggy address belongs to the object at fff00000c703a300 [ 24.490437] which belongs to the cache kmalloc-128 of size 128 [ 24.491027] The buggy address is located 5 bytes to the right of [ 24.491027] allocated 115-byte region [fff00000c703a300, fff00000c703a373) [ 24.491574] [ 24.491624] The buggy address belongs to the physical page: [ 24.491694] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x10703a [ 24.492220] flags: 0xbfffe0000000000(node=0|zone=2|lastcpupid=0x1ffff) [ 24.492376] page_type: f5(slab) [ 24.492482] raw: 0bfffe0000000000 fff00000c0001a00 dead000000000122 0000000000000000 [ 24.492834] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 24.492947] page dumped because: kasan: bad access detected [ 24.493029] [ 24.493077] Memory state around the buggy address: [ 24.493153] fff00000c703a200: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 24.494073] fff00000c703a280: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 24.494248] >fff00000c703a300: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 24.494559] ^ [ 24.494675] fff00000c703a380: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 24.495149] fff00000c703a400: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 24.495354] ==================================================================
[ 10.658529] ================================================================== [ 10.658860] BUG: KASAN: slab-out-of-bounds in kmalloc_oob_right+0x6bd/0x7f0 [ 10.659288] Write of size 1 at addr ffff88810276e378 by task kunit_try_catch/153 [ 10.659627] [ 10.659736] CPU: 1 UID: 0 PID: 153 Comm: kunit_try_catch Tainted: G B N 6.15.0-next-20250605 #1 PREEMPT(voluntary) [ 10.659779] Tainted: [B]=BAD_PAGE, [N]=TEST [ 10.659809] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 10.659830] Call Trace: [ 10.659842] <TASK> [ 10.659856] dump_stack_lvl+0x73/0xb0 [ 10.659905] print_report+0xd1/0x650 [ 10.659927] ? __virt_addr_valid+0x1db/0x2d0 [ 10.659950] ? kmalloc_oob_right+0x6bd/0x7f0 [ 10.660034] ? kasan_complete_mode_report_info+0x2a/0x200 [ 10.660058] ? kmalloc_oob_right+0x6bd/0x7f0 [ 10.660080] kasan_report+0x141/0x180 [ 10.660101] ? kmalloc_oob_right+0x6bd/0x7f0 [ 10.660127] __asan_report_store1_noabort+0x1b/0x30 [ 10.660147] kmalloc_oob_right+0x6bd/0x7f0 [ 10.660169] ? __pfx_kmalloc_oob_right+0x10/0x10 [ 10.660191] ? __schedule+0x10cc/0x2b60 [ 10.660213] ? __pfx_read_tsc+0x10/0x10 [ 10.660233] ? ktime_get_ts64+0x86/0x230 [ 10.660277] kunit_try_run_case+0x1a5/0x480 [ 10.660298] ? __pfx_kunit_try_run_case+0x10/0x10 [ 10.660317] ? _raw_spin_lock_irqsave+0xa1/0x100 [ 10.660341] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 10.660364] ? __kthread_parkme+0x82/0x180 [ 10.660384] ? preempt_count_sub+0x50/0x80 [ 10.660407] ? __pfx_kunit_try_run_case+0x10/0x10 [ 10.660428] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 10.660453] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 10.660477] kthread+0x337/0x6f0 [ 10.660495] ? trace_preempt_on+0x20/0xc0 [ 10.660518] ? __pfx_kthread+0x10/0x10 [ 10.660538] ? _raw_spin_unlock_irq+0x47/0x80 [ 10.660559] ? calculate_sigpending+0x7b/0xa0 [ 10.660583] ? __pfx_kthread+0x10/0x10 [ 10.660603] ret_from_fork+0x116/0x1d0 [ 10.660621] ? __pfx_kthread+0x10/0x10 [ 10.660641] ret_from_fork_asm+0x1a/0x30 [ 10.660670] </TASK> [ 10.660680] [ 10.667661] Allocated by task 153: [ 10.667839] kasan_save_stack+0x45/0x70 [ 10.668252] kasan_save_track+0x18/0x40 [ 10.668450] kasan_save_alloc_info+0x3b/0x50 [ 10.668656] __kasan_kmalloc+0xb7/0xc0 [ 10.668994] __kmalloc_cache_noprof+0x189/0x420 [ 10.669159] kmalloc_oob_right+0xa9/0x7f0 [ 10.669300] kunit_try_run_case+0x1a5/0x480 [ 10.669464] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 10.669816] kthread+0x337/0x6f0 [ 10.670021] ret_from_fork+0x116/0x1d0 [ 10.670223] ret_from_fork_asm+0x1a/0x30 [ 10.670402] [ 10.670481] The buggy address belongs to the object at ffff88810276e300 [ 10.670481] which belongs to the cache kmalloc-128 of size 128 [ 10.671113] The buggy address is located 5 bytes to the right of [ 10.671113] allocated 115-byte region [ffff88810276e300, ffff88810276e373) [ 10.671881] [ 10.671987] The buggy address belongs to the physical page: [ 10.672236] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x10276e [ 10.672563] flags: 0x200000000000000(node=0|zone=2) [ 10.672724] page_type: f5(slab) [ 10.672843] raw: 0200000000000000 ffff888100041a00 dead000000000122 0000000000000000 [ 10.673087] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 10.673471] page dumped because: kasan: bad access detected [ 10.673919] [ 10.674016] Memory state around the buggy address: [ 10.674237] ffff88810276e200: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 10.674583] ffff88810276e280: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 10.674833] >ffff88810276e300: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 10.675054] ^ [ 10.675478] ffff88810276e380: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 10.676043] ffff88810276e400: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 10.676311] ================================================================== [ 10.631568] ================================================================== [ 10.632405] BUG: KASAN: slab-out-of-bounds in kmalloc_oob_right+0x6f0/0x7f0 [ 10.633280] Write of size 1 at addr ffff88810276e373 by task kunit_try_catch/153 [ 10.633627] [ 10.634701] CPU: 1 UID: 0 PID: 153 Comm: kunit_try_catch Tainted: G N 6.15.0-next-20250605 #1 PREEMPT(voluntary) [ 10.635076] Tainted: [N]=TEST [ 10.635108] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 10.635326] Call Trace: [ 10.635389] <TASK> [ 10.635528] dump_stack_lvl+0x73/0xb0 [ 10.635612] print_report+0xd1/0x650 [ 10.635692] ? __virt_addr_valid+0x1db/0x2d0 [ 10.635721] ? kmalloc_oob_right+0x6f0/0x7f0 [ 10.635742] ? kasan_complete_mode_report_info+0x2a/0x200 [ 10.635764] ? kmalloc_oob_right+0x6f0/0x7f0 [ 10.635785] kasan_report+0x141/0x180 [ 10.635807] ? kmalloc_oob_right+0x6f0/0x7f0 [ 10.635833] __asan_report_store1_noabort+0x1b/0x30 [ 10.635853] kmalloc_oob_right+0x6f0/0x7f0 [ 10.635875] ? __pfx_kmalloc_oob_right+0x10/0x10 [ 10.635919] ? __schedule+0x10cc/0x2b60 [ 10.636149] ? __pfx_read_tsc+0x10/0x10 [ 10.636182] ? ktime_get_ts64+0x86/0x230 [ 10.636208] kunit_try_run_case+0x1a5/0x480 [ 10.636232] ? __pfx_kunit_try_run_case+0x10/0x10 [ 10.636251] ? _raw_spin_lock_irqsave+0xa1/0x100 [ 10.636276] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 10.636299] ? __kthread_parkme+0x82/0x180 [ 10.636320] ? preempt_count_sub+0x50/0x80 [ 10.636344] ? __pfx_kunit_try_run_case+0x10/0x10 [ 10.636364] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 10.636388] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 10.636411] kthread+0x337/0x6f0 [ 10.636430] ? trace_preempt_on+0x20/0xc0 [ 10.636454] ? __pfx_kthread+0x10/0x10 [ 10.636473] ? _raw_spin_unlock_irq+0x47/0x80 [ 10.636495] ? calculate_sigpending+0x7b/0xa0 [ 10.636519] ? __pfx_kthread+0x10/0x10 [ 10.636540] ret_from_fork+0x116/0x1d0 [ 10.636557] ? __pfx_kthread+0x10/0x10 [ 10.636577] ret_from_fork_asm+0x1a/0x30 [ 10.636640] </TASK> [ 10.636708] [ 10.644791] Allocated by task 153: [ 10.645275] kasan_save_stack+0x45/0x70 [ 10.645461] kasan_save_track+0x18/0x40 [ 10.645600] kasan_save_alloc_info+0x3b/0x50 [ 10.645818] __kasan_kmalloc+0xb7/0xc0 [ 10.646155] __kmalloc_cache_noprof+0x189/0x420 [ 10.646388] kmalloc_oob_right+0xa9/0x7f0 [ 10.646633] kunit_try_run_case+0x1a5/0x480 [ 10.646858] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 10.647137] kthread+0x337/0x6f0 [ 10.647412] ret_from_fork+0x116/0x1d0 [ 10.647795] ret_from_fork_asm+0x1a/0x30 [ 10.648159] [ 10.648365] The buggy address belongs to the object at ffff88810276e300 [ 10.648365] which belongs to the cache kmalloc-128 of size 128 [ 10.649035] The buggy address is located 0 bytes to the right of [ 10.649035] allocated 115-byte region [ffff88810276e300, ffff88810276e373) [ 10.649759] [ 10.649995] The buggy address belongs to the physical page: [ 10.650590] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x10276e [ 10.651279] flags: 0x200000000000000(node=0|zone=2) [ 10.651928] page_type: f5(slab) [ 10.652751] raw: 0200000000000000 ffff888100041a00 dead000000000122 0000000000000000 [ 10.653197] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 10.653584] page dumped because: kasan: bad access detected [ 10.653985] [ 10.654110] Memory state around the buggy address: [ 10.654680] ffff88810276e200: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 10.655143] ffff88810276e280: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 10.655466] >ffff88810276e300: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 10.655849] ^ [ 10.656334] ffff88810276e380: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 10.656629] ffff88810276e400: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 10.657187] ================================================================== [ 10.676681] ================================================================== [ 10.677127] BUG: KASAN: slab-out-of-bounds in kmalloc_oob_right+0x68a/0x7f0 [ 10.677966] Read of size 1 at addr ffff88810276e380 by task kunit_try_catch/153 [ 10.678263] [ 10.678565] CPU: 1 UID: 0 PID: 153 Comm: kunit_try_catch Tainted: G B N 6.15.0-next-20250605 #1 PREEMPT(voluntary) [ 10.678608] Tainted: [B]=BAD_PAGE, [N]=TEST [ 10.678619] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 10.678638] Call Trace: [ 10.678650] <TASK> [ 10.678663] dump_stack_lvl+0x73/0xb0 [ 10.678687] print_report+0xd1/0x650 [ 10.678709] ? __virt_addr_valid+0x1db/0x2d0 [ 10.678731] ? kmalloc_oob_right+0x68a/0x7f0 [ 10.678752] ? kasan_complete_mode_report_info+0x2a/0x200 [ 10.678773] ? kmalloc_oob_right+0x68a/0x7f0 [ 10.678795] kasan_report+0x141/0x180 [ 10.678816] ? kmalloc_oob_right+0x68a/0x7f0 [ 10.678842] __asan_report_load1_noabort+0x18/0x20 [ 10.678866] kmalloc_oob_right+0x68a/0x7f0 [ 10.678888] ? __pfx_kmalloc_oob_right+0x10/0x10 [ 10.678924] ? __schedule+0x10cc/0x2b60 [ 10.679189] ? __pfx_read_tsc+0x10/0x10 [ 10.679213] ? ktime_get_ts64+0x86/0x230 [ 10.679237] kunit_try_run_case+0x1a5/0x480 [ 10.679259] ? __pfx_kunit_try_run_case+0x10/0x10 [ 10.679277] ? _raw_spin_lock_irqsave+0xa1/0x100 [ 10.679301] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 10.679325] ? __kthread_parkme+0x82/0x180 [ 10.679344] ? preempt_count_sub+0x50/0x80 [ 10.679367] ? __pfx_kunit_try_run_case+0x10/0x10 [ 10.679387] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 10.679411] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 10.679434] kthread+0x337/0x6f0 [ 10.679453] ? trace_preempt_on+0x20/0xc0 [ 10.679474] ? __pfx_kthread+0x10/0x10 [ 10.679494] ? _raw_spin_unlock_irq+0x47/0x80 [ 10.679516] ? calculate_sigpending+0x7b/0xa0 [ 10.679539] ? __pfx_kthread+0x10/0x10 [ 10.679560] ret_from_fork+0x116/0x1d0 [ 10.679578] ? __pfx_kthread+0x10/0x10 [ 10.679597] ret_from_fork_asm+0x1a/0x30 [ 10.679626] </TASK> [ 10.679637] [ 10.689452] Allocated by task 153: [ 10.689807] kasan_save_stack+0x45/0x70 [ 10.690070] kasan_save_track+0x18/0x40 [ 10.690299] kasan_save_alloc_info+0x3b/0x50 [ 10.690466] __kasan_kmalloc+0xb7/0xc0 [ 10.690645] __kmalloc_cache_noprof+0x189/0x420 [ 10.691141] kmalloc_oob_right+0xa9/0x7f0 [ 10.691325] kunit_try_run_case+0x1a5/0x480 [ 10.691623] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 10.692070] kthread+0x337/0x6f0 [ 10.692204] ret_from_fork+0x116/0x1d0 [ 10.692396] ret_from_fork_asm+0x1a/0x30 [ 10.692555] [ 10.692645] The buggy address belongs to the object at ffff88810276e300 [ 10.692645] which belongs to the cache kmalloc-128 of size 128 [ 10.693522] The buggy address is located 13 bytes to the right of [ 10.693522] allocated 115-byte region [ffff88810276e300, ffff88810276e373) [ 10.694317] [ 10.694405] The buggy address belongs to the physical page: [ 10.694648] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x10276e [ 10.695199] flags: 0x200000000000000(node=0|zone=2) [ 10.695390] page_type: f5(slab) [ 10.695696] raw: 0200000000000000 ffff888100041a00 dead000000000122 0000000000000000 [ 10.696043] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 10.696491] page dumped because: kasan: bad access detected [ 10.696700] [ 10.696890] Memory state around the buggy address: [ 10.697307] ffff88810276e280: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 10.697599] ffff88810276e300: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 10.698035] >ffff88810276e380: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 10.698482] ^ [ 10.698758] ffff88810276e400: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 10.699210] ffff88810276e480: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 10.699596] ==================================================================