Date
May 23, 2025, 11:07 p.m.
Environment | |
---|---|
qemu-x86_64 |
[ 14.903866] ================================================================== [ 14.904206] BUG: KASAN: slab-out-of-bounds in kasan_bitops_test_and_modify.constprop.0+0x4b9/0xd90 [ 14.904634] Write of size 8 at addr ffff8881029e3088 by task kunit_try_catch/280 [ 14.905072] [ 14.905184] CPU: 1 UID: 0 PID: 280 Comm: kunit_try_catch Tainted: G B N 6.15.0-rc7 #1 PREEMPT(voluntary) [ 14.905228] Tainted: [B]=BAD_PAGE, [N]=TEST [ 14.905239] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 14.905259] Call Trace: [ 14.905272] <TASK> [ 14.905285] dump_stack_lvl+0x73/0xb0 [ 14.905323] print_report+0xd1/0x650 [ 14.905346] ? __virt_addr_valid+0x1db/0x2d0 [ 14.905366] ? kasan_bitops_test_and_modify.constprop.0+0x4b9/0xd90 [ 14.905389] ? kasan_complete_mode_report_info+0x2a/0x200 [ 14.905411] ? kasan_bitops_test_and_modify.constprop.0+0x4b9/0xd90 [ 14.905435] kasan_report+0x141/0x180 [ 14.905458] ? kasan_bitops_test_and_modify.constprop.0+0x4b9/0xd90 [ 14.905486] kasan_check_range+0x10c/0x1c0 [ 14.905506] __kasan_check_write+0x18/0x20 [ 14.905526] kasan_bitops_test_and_modify.constprop.0+0x4b9/0xd90 [ 14.905549] ? __pfx_kasan_bitops_test_and_modify.constprop.0+0x10/0x10 [ 14.905574] ? __kmalloc_cache_noprof+0x189/0x420 [ 14.905593] ? trace_hardirqs_on+0x37/0xe0 [ 14.905614] ? kasan_bitops_generic+0x92/0x1c0 [ 14.905638] kasan_bitops_generic+0x121/0x1c0 [ 14.905658] ? __pfx_kasan_bitops_generic+0x10/0x10 [ 14.905679] ? __pfx_read_tsc+0x10/0x10 [ 14.905698] ? ktime_get_ts64+0x86/0x230 [ 14.905735] kunit_try_run_case+0x1a5/0x480 [ 14.905758] ? __pfx_kunit_try_run_case+0x10/0x10 [ 14.905780] ? _raw_spin_lock_irqsave+0xa1/0x100 [ 14.905802] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 14.905824] ? __kthread_parkme+0x82/0x180 [ 14.905845] ? preempt_count_sub+0x50/0x80 [ 14.905870] ? __pfx_kunit_try_run_case+0x10/0x10 [ 14.905893] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 14.905916] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 14.905939] kthread+0x337/0x6f0 [ 14.905956] ? trace_preempt_on+0x20/0xc0 [ 14.905978] ? __pfx_kthread+0x10/0x10 [ 14.905997] ? _raw_spin_unlock_irq+0x47/0x80 [ 14.906017] ? calculate_sigpending+0x7b/0xa0 [ 14.906038] ? __pfx_kthread+0x10/0x10 [ 14.906057] ret_from_fork+0x41/0x80 [ 14.906077] ? __pfx_kthread+0x10/0x10 [ 14.906095] ret_from_fork_asm+0x1a/0x30 [ 14.906126] </TASK> [ 14.906136] [ 14.914819] Allocated by task 280: [ 14.915256] kasan_save_stack+0x45/0x70 [ 14.915513] kasan_save_track+0x18/0x40 [ 14.915656] kasan_save_alloc_info+0x3b/0x50 [ 14.915805] __kasan_kmalloc+0xb7/0xc0 [ 14.915974] __kmalloc_cache_noprof+0x189/0x420 [ 14.916265] kasan_bitops_generic+0x92/0x1c0 [ 14.916548] kunit_try_run_case+0x1a5/0x480 [ 14.916703] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 14.916879] kthread+0x337/0x6f0 [ 14.917012] ret_from_fork+0x41/0x80 [ 14.917208] ret_from_fork_asm+0x1a/0x30 [ 14.917424] [ 14.917579] The buggy address belongs to the object at ffff8881029e3080 [ 14.917579] which belongs to the cache kmalloc-16 of size 16 [ 14.918399] The buggy address is located 8 bytes inside of [ 14.918399] allocated 9-byte region [ffff8881029e3080, ffff8881029e3089) [ 14.918781] [ 14.918856] The buggy address belongs to the physical page: [ 14.919107] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1029e3 [ 14.919602] flags: 0x200000000000000(node=0|zone=2) [ 14.920100] page_type: f5(slab) [ 14.920274] raw: 0200000000000000 ffff888100041640 dead000000000122 0000000000000000 [ 14.920640] raw: 0000000000000000 0000000080800080 00000000f5000000 0000000000000000 [ 14.921004] page dumped because: kasan: bad access detected [ 14.921191] [ 14.921265] Memory state around the buggy address: [ 14.921435] ffff8881029e2f80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 14.921759] ffff8881029e3000: fa fb fc fc fa fb fc fc fa fb fc fc fa fb fc fc [ 14.922311] >ffff8881029e3080: 00 01 fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 14.922600] ^ [ 14.922733] ffff8881029e3100: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 14.922950] ffff8881029e3180: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 14.923163] ================================================================== [ 14.798517] ================================================================== [ 14.798832] BUG: KASAN: slab-out-of-bounds in kasan_bitops_test_and_modify.constprop.0+0x1a0/0xd90 [ 14.799559] Write of size 8 at addr ffff8881029e3088 by task kunit_try_catch/280 [ 14.799790] [ 14.799878] CPU: 1 UID: 0 PID: 280 Comm: kunit_try_catch Tainted: G B N 6.15.0-rc7 #1 PREEMPT(voluntary) [ 14.799923] Tainted: [B]=BAD_PAGE, [N]=TEST [ 14.799935] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 14.799956] Call Trace: [ 14.799971] <TASK> [ 14.800061] dump_stack_lvl+0x73/0xb0 [ 14.800119] print_report+0xd1/0x650 [ 14.800142] ? __virt_addr_valid+0x1db/0x2d0 [ 14.800163] ? kasan_bitops_test_and_modify.constprop.0+0x1a0/0xd90 [ 14.800186] ? kasan_complete_mode_report_info+0x2a/0x200 [ 14.800209] ? kasan_bitops_test_and_modify.constprop.0+0x1a0/0xd90 [ 14.800233] kasan_report+0x141/0x180 [ 14.800256] ? kasan_bitops_test_and_modify.constprop.0+0x1a0/0xd90 [ 14.800284] kasan_check_range+0x10c/0x1c0 [ 14.800316] __kasan_check_write+0x18/0x20 [ 14.800336] kasan_bitops_test_and_modify.constprop.0+0x1a0/0xd90 [ 14.800378] ? __pfx_kasan_bitops_test_and_modify.constprop.0+0x10/0x10 [ 14.800402] ? __kmalloc_cache_noprof+0x189/0x420 [ 14.800423] ? trace_hardirqs_on+0x37/0xe0 [ 14.800445] ? kasan_bitops_generic+0x92/0x1c0 [ 14.800469] kasan_bitops_generic+0x121/0x1c0 [ 14.800490] ? __pfx_kasan_bitops_generic+0x10/0x10 [ 14.800511] ? __pfx_read_tsc+0x10/0x10 [ 14.800532] ? ktime_get_ts64+0x86/0x230 [ 14.800557] kunit_try_run_case+0x1a5/0x480 [ 14.800579] ? __pfx_kunit_try_run_case+0x10/0x10 [ 14.800601] ? _raw_spin_lock_irqsave+0xa1/0x100 [ 14.800624] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 14.800646] ? __kthread_parkme+0x82/0x180 [ 14.800668] ? preempt_count_sub+0x50/0x80 [ 14.800693] ? __pfx_kunit_try_run_case+0x10/0x10 [ 14.800716] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 14.800739] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 14.800761] kthread+0x337/0x6f0 [ 14.800778] ? trace_preempt_on+0x20/0xc0 [ 14.800800] ? __pfx_kthread+0x10/0x10 [ 14.800818] ? _raw_spin_unlock_irq+0x47/0x80 [ 14.800839] ? calculate_sigpending+0x7b/0xa0 [ 14.800859] ? __pfx_kthread+0x10/0x10 [ 14.800878] ret_from_fork+0x41/0x80 [ 14.800898] ? __pfx_kthread+0x10/0x10 [ 14.800916] ret_from_fork_asm+0x1a/0x30 [ 14.800947] </TASK> [ 14.800957] [ 14.811079] Allocated by task 280: [ 14.811321] kasan_save_stack+0x45/0x70 [ 14.811542] kasan_save_track+0x18/0x40 [ 14.811740] kasan_save_alloc_info+0x3b/0x50 [ 14.812008] __kasan_kmalloc+0xb7/0xc0 [ 14.812216] __kmalloc_cache_noprof+0x189/0x420 [ 14.812470] kasan_bitops_generic+0x92/0x1c0 [ 14.812709] kunit_try_run_case+0x1a5/0x480 [ 14.812913] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 14.813173] kthread+0x337/0x6f0 [ 14.813449] ret_from_fork+0x41/0x80 [ 14.813630] ret_from_fork_asm+0x1a/0x30 [ 14.813772] [ 14.813847] The buggy address belongs to the object at ffff8881029e3080 [ 14.813847] which belongs to the cache kmalloc-16 of size 16 [ 14.814404] The buggy address is located 8 bytes inside of [ 14.814404] allocated 9-byte region [ffff8881029e3080, ffff8881029e3089) [ 14.815016] [ 14.815237] The buggy address belongs to the physical page: [ 14.815560] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1029e3 [ 14.816043] flags: 0x200000000000000(node=0|zone=2) [ 14.816247] page_type: f5(slab) [ 14.816385] raw: 0200000000000000 ffff888100041640 dead000000000122 0000000000000000 [ 14.817033] raw: 0000000000000000 0000000080800080 00000000f5000000 0000000000000000 [ 14.817375] page dumped because: kasan: bad access detected [ 14.817669] [ 14.817770] Memory state around the buggy address: [ 14.818234] ffff8881029e2f80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 14.818807] ffff8881029e3000: fa fb fc fc fa fb fc fc fa fb fc fc fa fb fc fc [ 14.819131] >ffff8881029e3080: 00 01 fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 14.819383] ^ [ 14.819546] ffff8881029e3100: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 14.819869] ffff8881029e3180: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 14.820175] ================================================================== [ 14.820556] ================================================================== [ 14.820980] BUG: KASAN: slab-out-of-bounds in kasan_bitops_test_and_modify.constprop.0+0x23e/0xd90 [ 14.821312] Write of size 8 at addr ffff8881029e3088 by task kunit_try_catch/280 [ 14.821539] [ 14.821647] CPU: 1 UID: 0 PID: 280 Comm: kunit_try_catch Tainted: G B N 6.15.0-rc7 #1 PREEMPT(voluntary) [ 14.821690] Tainted: [B]=BAD_PAGE, [N]=TEST [ 14.821702] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 14.821745] Call Trace: [ 14.821758] <TASK> [ 14.821773] dump_stack_lvl+0x73/0xb0 [ 14.821798] print_report+0xd1/0x650 [ 14.821837] ? __virt_addr_valid+0x1db/0x2d0 [ 14.821866] ? kasan_bitops_test_and_modify.constprop.0+0x23e/0xd90 [ 14.822071] ? kasan_complete_mode_report_info+0x2a/0x200 [ 14.822100] ? kasan_bitops_test_and_modify.constprop.0+0x23e/0xd90 [ 14.822124] kasan_report+0x141/0x180 [ 14.822147] ? kasan_bitops_test_and_modify.constprop.0+0x23e/0xd90 [ 14.822175] kasan_check_range+0x10c/0x1c0 [ 14.822196] __kasan_check_write+0x18/0x20 [ 14.822215] kasan_bitops_test_and_modify.constprop.0+0x23e/0xd90 [ 14.822239] ? __pfx_kasan_bitops_test_and_modify.constprop.0+0x10/0x10 [ 14.822264] ? __kmalloc_cache_noprof+0x189/0x420 [ 14.822284] ? trace_hardirqs_on+0x37/0xe0 [ 14.822319] ? kasan_bitops_generic+0x92/0x1c0 [ 14.822343] kasan_bitops_generic+0x121/0x1c0 [ 14.822363] ? __pfx_kasan_bitops_generic+0x10/0x10 [ 14.822384] ? __pfx_read_tsc+0x10/0x10 [ 14.822424] ? ktime_get_ts64+0x86/0x230 [ 14.822457] kunit_try_run_case+0x1a5/0x480 [ 14.822482] ? __pfx_kunit_try_run_case+0x10/0x10 [ 14.822524] ? _raw_spin_lock_irqsave+0xa1/0x100 [ 14.822547] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 14.822569] ? __kthread_parkme+0x82/0x180 [ 14.822590] ? preempt_count_sub+0x50/0x80 [ 14.822615] ? __pfx_kunit_try_run_case+0x10/0x10 [ 14.822638] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 14.822661] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 14.822690] kthread+0x337/0x6f0 [ 14.822707] ? trace_preempt_on+0x20/0xc0 [ 14.822746] ? __pfx_kthread+0x10/0x10 [ 14.822778] ? _raw_spin_unlock_irq+0x47/0x80 [ 14.822799] ? calculate_sigpending+0x7b/0xa0 [ 14.822820] ? __pfx_kthread+0x10/0x10 [ 14.822839] ret_from_fork+0x41/0x80 [ 14.822860] ? __pfx_kthread+0x10/0x10 [ 14.822882] ret_from_fork_asm+0x1a/0x30 [ 14.822969] </TASK> [ 14.822980] [ 14.832933] Allocated by task 280: [ 14.833339] kasan_save_stack+0x45/0x70 [ 14.833516] kasan_save_track+0x18/0x40 [ 14.833736] kasan_save_alloc_info+0x3b/0x50 [ 14.833956] __kasan_kmalloc+0xb7/0xc0 [ 14.834249] __kmalloc_cache_noprof+0x189/0x420 [ 14.834657] kasan_bitops_generic+0x92/0x1c0 [ 14.834934] kunit_try_run_case+0x1a5/0x480 [ 14.835158] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 14.835430] kthread+0x337/0x6f0 [ 14.835599] ret_from_fork+0x41/0x80 [ 14.835755] ret_from_fork_asm+0x1a/0x30 [ 14.836041] [ 14.836167] The buggy address belongs to the object at ffff8881029e3080 [ 14.836167] which belongs to the cache kmalloc-16 of size 16 [ 14.836741] The buggy address is located 8 bytes inside of [ 14.836741] allocated 9-byte region [ffff8881029e3080, ffff8881029e3089) [ 14.837517] [ 14.837685] The buggy address belongs to the physical page: [ 14.838085] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1029e3 [ 14.838462] flags: 0x200000000000000(node=0|zone=2) [ 14.838717] page_type: f5(slab) [ 14.838888] raw: 0200000000000000 ffff888100041640 dead000000000122 0000000000000000 [ 14.839228] raw: 0000000000000000 0000000080800080 00000000f5000000 0000000000000000 [ 14.839680] page dumped because: kasan: bad access detected [ 14.839922] [ 14.840143] Memory state around the buggy address: [ 14.840377] ffff8881029e2f80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 14.840709] ffff8881029e3000: fa fb fc fc fa fb fc fc fa fb fc fc fa fb fc fc [ 14.840934] >ffff8881029e3080: 00 01 fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 14.841487] ^ [ 14.841712] ffff8881029e3100: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 14.842218] ffff8881029e3180: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 14.842693] ================================================================== [ 14.843258] ================================================================== [ 14.843760] BUG: KASAN: slab-out-of-bounds in kasan_bitops_test_and_modify.constprop.0+0x2dd/0xd90 [ 14.844197] Write of size 8 at addr ffff8881029e3088 by task kunit_try_catch/280 [ 14.844753] [ 14.844892] CPU: 1 UID: 0 PID: 280 Comm: kunit_try_catch Tainted: G B N 6.15.0-rc7 #1 PREEMPT(voluntary) [ 14.844938] Tainted: [B]=BAD_PAGE, [N]=TEST [ 14.844949] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 14.844970] Call Trace: [ 14.844984] <TASK> [ 14.844998] dump_stack_lvl+0x73/0xb0 [ 14.845086] print_report+0xd1/0x650 [ 14.845109] ? __virt_addr_valid+0x1db/0x2d0 [ 14.845131] ? kasan_bitops_test_and_modify.constprop.0+0x2dd/0xd90 [ 14.845153] ? kasan_complete_mode_report_info+0x2a/0x200 [ 14.845175] ? kasan_bitops_test_and_modify.constprop.0+0x2dd/0xd90 [ 14.845220] kasan_report+0x141/0x180 [ 14.845242] ? kasan_bitops_test_and_modify.constprop.0+0x2dd/0xd90 [ 14.845270] kasan_check_range+0x10c/0x1c0 [ 14.845291] __kasan_check_write+0x18/0x20 [ 14.845323] kasan_bitops_test_and_modify.constprop.0+0x2dd/0xd90 [ 14.845347] ? __pfx_kasan_bitops_test_and_modify.constprop.0+0x10/0x10 [ 14.845373] ? __kmalloc_cache_noprof+0x189/0x420 [ 14.845396] ? trace_hardirqs_on+0x37/0xe0 [ 14.845436] ? kasan_bitops_generic+0x92/0x1c0 [ 14.845475] kasan_bitops_generic+0x121/0x1c0 [ 14.845512] ? __pfx_kasan_bitops_generic+0x10/0x10 [ 14.845548] ? __pfx_read_tsc+0x10/0x10 [ 14.845567] ? ktime_get_ts64+0x86/0x230 [ 14.845593] kunit_try_run_case+0x1a5/0x480 [ 14.845619] ? __pfx_kunit_try_run_case+0x10/0x10 [ 14.845641] ? _raw_spin_lock_irqsave+0xa1/0x100 [ 14.845664] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 14.845686] ? __kthread_parkme+0x82/0x180 [ 14.845709] ? preempt_count_sub+0x50/0x80 [ 14.845734] ? __pfx_kunit_try_run_case+0x10/0x10 [ 14.845756] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 14.845779] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 14.845801] kthread+0x337/0x6f0 [ 14.845818] ? trace_preempt_on+0x20/0xc0 [ 14.845841] ? __pfx_kthread+0x10/0x10 [ 14.845858] ? _raw_spin_unlock_irq+0x47/0x80 [ 14.846160] ? calculate_sigpending+0x7b/0xa0 [ 14.846195] ? __pfx_kthread+0x10/0x10 [ 14.846215] ret_from_fork+0x41/0x80 [ 14.846237] ? __pfx_kthread+0x10/0x10 [ 14.846254] ret_from_fork_asm+0x1a/0x30 [ 14.846286] </TASK> [ 14.846316] [ 14.854986] Allocated by task 280: [ 14.855173] kasan_save_stack+0x45/0x70 [ 14.855389] kasan_save_track+0x18/0x40 [ 14.855626] kasan_save_alloc_info+0x3b/0x50 [ 14.855775] __kasan_kmalloc+0xb7/0xc0 [ 14.855929] __kmalloc_cache_noprof+0x189/0x420 [ 14.856155] kasan_bitops_generic+0x92/0x1c0 [ 14.856372] kunit_try_run_case+0x1a5/0x480 [ 14.856725] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 14.856946] kthread+0x337/0x6f0 [ 14.857117] ret_from_fork+0x41/0x80 [ 14.857271] ret_from_fork_asm+0x1a/0x30 [ 14.857615] [ 14.857732] The buggy address belongs to the object at ffff8881029e3080 [ 14.857732] which belongs to the cache kmalloc-16 of size 16 [ 14.858412] The buggy address is located 8 bytes inside of [ 14.858412] allocated 9-byte region [ffff8881029e3080, ffff8881029e3089) [ 14.858780] [ 14.858855] The buggy address belongs to the physical page: [ 14.859088] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1029e3 [ 14.859455] flags: 0x200000000000000(node=0|zone=2) [ 14.860031] page_type: f5(slab) [ 14.860161] raw: 0200000000000000 ffff888100041640 dead000000000122 0000000000000000 [ 14.860408] raw: 0000000000000000 0000000080800080 00000000f5000000 0000000000000000 [ 14.861133] page dumped because: kasan: bad access detected [ 14.861451] [ 14.861544] Memory state around the buggy address: [ 14.861753] ffff8881029e2f80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 14.862292] ffff8881029e3000: fa fb fc fc fa fb fc fc fa fb fc fc fa fb fc fc [ 14.862537] >ffff8881029e3080: 00 01 fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 14.862861] ^ [ 14.863046] ffff8881029e3100: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 14.863391] ffff8881029e3180: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 14.864000] ================================================================== [ 14.864437] ================================================================== [ 14.864736] BUG: KASAN: slab-out-of-bounds in kasan_bitops_test_and_modify.constprop.0+0x37c/0xd90 [ 14.865137] Write of size 8 at addr ffff8881029e3088 by task kunit_try_catch/280 [ 14.865378] [ 14.865469] CPU: 1 UID: 0 PID: 280 Comm: kunit_try_catch Tainted: G B N 6.15.0-rc7 #1 PREEMPT(voluntary) [ 14.865514] Tainted: [B]=BAD_PAGE, [N]=TEST [ 14.865530] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 14.865551] Call Trace: [ 14.865571] <TASK> [ 14.865585] dump_stack_lvl+0x73/0xb0 [ 14.865612] print_report+0xd1/0x650 [ 14.865636] ? __virt_addr_valid+0x1db/0x2d0 [ 14.865658] ? kasan_bitops_test_and_modify.constprop.0+0x37c/0xd90 [ 14.865682] ? kasan_complete_mode_report_info+0x2a/0x200 [ 14.865704] ? kasan_bitops_test_and_modify.constprop.0+0x37c/0xd90 [ 14.865728] kasan_report+0x141/0x180 [ 14.865751] ? kasan_bitops_test_and_modify.constprop.0+0x37c/0xd90 [ 14.865790] kasan_check_range+0x10c/0x1c0 [ 14.865814] __kasan_check_write+0x18/0x20 [ 14.865834] kasan_bitops_test_and_modify.constprop.0+0x37c/0xd90 [ 14.865859] ? __pfx_kasan_bitops_test_and_modify.constprop.0+0x10/0x10 [ 14.866088] ? __kmalloc_cache_noprof+0x189/0x420 [ 14.866122] ? trace_hardirqs_on+0x37/0xe0 [ 14.866145] ? kasan_bitops_generic+0x92/0x1c0 [ 14.866169] kasan_bitops_generic+0x121/0x1c0 [ 14.866190] ? __pfx_kasan_bitops_generic+0x10/0x10 [ 14.866211] ? __pfx_read_tsc+0x10/0x10 [ 14.866231] ? ktime_get_ts64+0x86/0x230 [ 14.866256] kunit_try_run_case+0x1a5/0x480 [ 14.866279] ? __pfx_kunit_try_run_case+0x10/0x10 [ 14.866316] ? _raw_spin_lock_irqsave+0xa1/0x100 [ 14.866339] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 14.866362] ? __kthread_parkme+0x82/0x180 [ 14.866383] ? preempt_count_sub+0x50/0x80 [ 14.866408] ? __pfx_kunit_try_run_case+0x10/0x10 [ 14.866431] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 14.866465] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 14.866487] kthread+0x337/0x6f0 [ 14.866505] ? trace_preempt_on+0x20/0xc0 [ 14.866528] ? __pfx_kthread+0x10/0x10 [ 14.866546] ? _raw_spin_unlock_irq+0x47/0x80 [ 14.866567] ? calculate_sigpending+0x7b/0xa0 [ 14.866588] ? __pfx_kthread+0x10/0x10 [ 14.866607] ret_from_fork+0x41/0x80 [ 14.866627] ? __pfx_kthread+0x10/0x10 [ 14.866645] ret_from_fork_asm+0x1a/0x30 [ 14.866682] </TASK> [ 14.866692] [ 14.875874] Allocated by task 280: [ 14.876063] kasan_save_stack+0x45/0x70 [ 14.876267] kasan_save_track+0x18/0x40 [ 14.876475] kasan_save_alloc_info+0x3b/0x50 [ 14.876722] __kasan_kmalloc+0xb7/0xc0 [ 14.876862] __kmalloc_cache_noprof+0x189/0x420 [ 14.877036] kasan_bitops_generic+0x92/0x1c0 [ 14.877293] kunit_try_run_case+0x1a5/0x480 [ 14.877520] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 14.877781] kthread+0x337/0x6f0 [ 14.877927] ret_from_fork+0x41/0x80 [ 14.878059] ret_from_fork_asm+0x1a/0x30 [ 14.878198] [ 14.878271] The buggy address belongs to the object at ffff8881029e3080 [ 14.878271] which belongs to the cache kmalloc-16 of size 16 [ 14.878998] The buggy address is located 8 bytes inside of [ 14.878998] allocated 9-byte region [ffff8881029e3080, ffff8881029e3089) [ 14.879890] [ 14.879997] The buggy address belongs to the physical page: [ 14.880211] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1029e3 [ 14.880615] flags: 0x200000000000000(node=0|zone=2) [ 14.880846] page_type: f5(slab) [ 14.880982] raw: 0200000000000000 ffff888100041640 dead000000000122 0000000000000000 [ 14.881252] raw: 0000000000000000 0000000080800080 00000000f5000000 0000000000000000 [ 14.881492] page dumped because: kasan: bad access detected [ 14.881725] [ 14.881822] Memory state around the buggy address: [ 14.882051] ffff8881029e2f80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 14.882388] ffff8881029e3000: fa fb fc fc fa fb fc fc fa fb fc fc fa fb fc fc [ 14.882717] >ffff8881029e3080: 00 01 fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 14.883204] ^ [ 14.883390] ffff8881029e3100: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 14.883669] ffff8881029e3180: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 14.883988] ================================================================== [ 14.945995] ================================================================== [ 14.946278] BUG: KASAN: slab-out-of-bounds in kasan_bitops_test_and_modify.constprop.0+0xd06/0xd90 [ 14.946762] Read of size 8 at addr ffff8881029e3088 by task kunit_try_catch/280 [ 14.947137] [ 14.947256] CPU: 1 UID: 0 PID: 280 Comm: kunit_try_catch Tainted: G B N 6.15.0-rc7 #1 PREEMPT(voluntary) [ 14.947315] Tainted: [B]=BAD_PAGE, [N]=TEST [ 14.947328] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 14.947348] Call Trace: [ 14.947364] <TASK> [ 14.947379] dump_stack_lvl+0x73/0xb0 [ 14.947406] print_report+0xd1/0x650 [ 14.947428] ? __virt_addr_valid+0x1db/0x2d0 [ 14.947448] ? kasan_bitops_test_and_modify.constprop.0+0xd06/0xd90 [ 14.947475] ? kasan_complete_mode_report_info+0x2a/0x200 [ 14.947498] ? kasan_bitops_test_and_modify.constprop.0+0xd06/0xd90 [ 14.947521] kasan_report+0x141/0x180 [ 14.947544] ? kasan_bitops_test_and_modify.constprop.0+0xd06/0xd90 [ 14.947572] __asan_report_load8_noabort+0x18/0x20 [ 14.947593] kasan_bitops_test_and_modify.constprop.0+0xd06/0xd90 [ 14.947617] ? __pfx_kasan_bitops_test_and_modify.constprop.0+0x10/0x10 [ 14.947644] ? __kmalloc_cache_noprof+0x189/0x420 [ 14.947665] ? trace_hardirqs_on+0x37/0xe0 [ 14.947687] ? kasan_bitops_generic+0x92/0x1c0 [ 14.947711] kasan_bitops_generic+0x121/0x1c0 [ 14.947730] ? __pfx_kasan_bitops_generic+0x10/0x10 [ 14.947752] ? __pfx_read_tsc+0x10/0x10 [ 14.947771] ? ktime_get_ts64+0x86/0x230 [ 14.947797] kunit_try_run_case+0x1a5/0x480 [ 14.947821] ? __pfx_kunit_try_run_case+0x10/0x10 [ 14.947842] ? _raw_spin_lock_irqsave+0xa1/0x100 [ 14.947864] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 14.947887] ? __kthread_parkme+0x82/0x180 [ 14.947909] ? preempt_count_sub+0x50/0x80 [ 14.947934] ? __pfx_kunit_try_run_case+0x10/0x10 [ 14.947957] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 14.947981] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 14.948003] kthread+0x337/0x6f0 [ 14.948021] ? trace_preempt_on+0x20/0xc0 [ 14.948044] ? __pfx_kthread+0x10/0x10 [ 14.948062] ? _raw_spin_unlock_irq+0x47/0x80 [ 14.948082] ? calculate_sigpending+0x7b/0xa0 [ 14.948104] ? __pfx_kthread+0x10/0x10 [ 14.948123] ret_from_fork+0x41/0x80 [ 14.948144] ? __pfx_kthread+0x10/0x10 [ 14.948162] ret_from_fork_asm+0x1a/0x30 [ 14.948192] </TASK> [ 14.948203] [ 14.957860] Allocated by task 280: [ 14.958055] kasan_save_stack+0x45/0x70 [ 14.958258] kasan_save_track+0x18/0x40 [ 14.958466] kasan_save_alloc_info+0x3b/0x50 [ 14.958731] __kasan_kmalloc+0xb7/0xc0 [ 14.958979] __kmalloc_cache_noprof+0x189/0x420 [ 14.959158] kasan_bitops_generic+0x92/0x1c0 [ 14.959385] kunit_try_run_case+0x1a5/0x480 [ 14.959562] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 14.959812] kthread+0x337/0x6f0 [ 14.959959] ret_from_fork+0x41/0x80 [ 14.960149] ret_from_fork_asm+0x1a/0x30 [ 14.960375] [ 14.960451] The buggy address belongs to the object at ffff8881029e3080 [ 14.960451] which belongs to the cache kmalloc-16 of size 16 [ 14.960826] The buggy address is located 8 bytes inside of [ 14.960826] allocated 9-byte region [ffff8881029e3080, ffff8881029e3089) [ 14.961257] [ 14.961341] The buggy address belongs to the physical page: [ 14.961514] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1029e3 [ 14.961754] flags: 0x200000000000000(node=0|zone=2) [ 14.961917] page_type: f5(slab) [ 14.962040] raw: 0200000000000000 ffff888100041640 dead000000000122 0000000000000000 [ 14.962273] raw: 0000000000000000 0000000080800080 00000000f5000000 0000000000000000 [ 14.962507] page dumped because: kasan: bad access detected [ 14.962720] [ 14.962815] Memory state around the buggy address: [ 14.963390] ffff8881029e2f80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 14.963743] ffff8881029e3000: fa fb fc fc fa fb fc fc fa fb fc fc fa fb fc fc [ 14.964110] >ffff8881029e3080: 00 01 fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 14.964426] ^ [ 14.964671] ffff8881029e3100: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 14.965068] ffff8881029e3180: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 14.965345] ================================================================== [ 14.884397] ================================================================== [ 14.884630] BUG: KASAN: slab-out-of-bounds in kasan_bitops_test_and_modify.constprop.0+0x41a/0xd90 [ 14.885475] Write of size 8 at addr ffff8881029e3088 by task kunit_try_catch/280 [ 14.885779] [ 14.885882] CPU: 1 UID: 0 PID: 280 Comm: kunit_try_catch Tainted: G B N 6.15.0-rc7 #1 PREEMPT(voluntary) [ 14.885928] Tainted: [B]=BAD_PAGE, [N]=TEST [ 14.885940] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 14.885960] Call Trace: [ 14.885973] <TASK> [ 14.885987] dump_stack_lvl+0x73/0xb0 [ 14.886016] print_report+0xd1/0x650 [ 14.886038] ? __virt_addr_valid+0x1db/0x2d0 [ 14.886059] ? kasan_bitops_test_and_modify.constprop.0+0x41a/0xd90 [ 14.886082] ? kasan_complete_mode_report_info+0x2a/0x200 [ 14.886105] ? kasan_bitops_test_and_modify.constprop.0+0x41a/0xd90 [ 14.886128] kasan_report+0x141/0x180 [ 14.886150] ? kasan_bitops_test_and_modify.constprop.0+0x41a/0xd90 [ 14.886178] kasan_check_range+0x10c/0x1c0 [ 14.886198] __kasan_check_write+0x18/0x20 [ 14.886218] kasan_bitops_test_and_modify.constprop.0+0x41a/0xd90 [ 14.886242] ? __pfx_kasan_bitops_test_and_modify.constprop.0+0x10/0x10 [ 14.886322] ? __kmalloc_cache_noprof+0x189/0x420 [ 14.886347] ? trace_hardirqs_on+0x37/0xe0 [ 14.886369] ? kasan_bitops_generic+0x92/0x1c0 [ 14.886393] kasan_bitops_generic+0x121/0x1c0 [ 14.886413] ? __pfx_kasan_bitops_generic+0x10/0x10 [ 14.886435] ? __pfx_read_tsc+0x10/0x10 [ 14.886454] ? ktime_get_ts64+0x86/0x230 [ 14.886478] kunit_try_run_case+0x1a5/0x480 [ 14.886501] ? __pfx_kunit_try_run_case+0x10/0x10 [ 14.886523] ? _raw_spin_lock_irqsave+0xa1/0x100 [ 14.886546] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 14.886569] ? __kthread_parkme+0x82/0x180 [ 14.886590] ? preempt_count_sub+0x50/0x80 [ 14.886615] ? __pfx_kunit_try_run_case+0x10/0x10 [ 14.886638] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 14.886660] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 14.886689] kthread+0x337/0x6f0 [ 14.886705] ? trace_preempt_on+0x20/0xc0 [ 14.886728] ? __pfx_kthread+0x10/0x10 [ 14.886745] ? _raw_spin_unlock_irq+0x47/0x80 [ 14.886766] ? calculate_sigpending+0x7b/0xa0 [ 14.886788] ? __pfx_kthread+0x10/0x10 [ 14.886806] ret_from_fork+0x41/0x80 [ 14.886827] ? __pfx_kthread+0x10/0x10 [ 14.886845] ret_from_fork_asm+0x1a/0x30 [ 14.886876] </TASK> [ 14.887033] [ 14.895086] Allocated by task 280: [ 14.895266] kasan_save_stack+0x45/0x70 [ 14.895456] kasan_save_track+0x18/0x40 [ 14.895597] kasan_save_alloc_info+0x3b/0x50 [ 14.895815] __kasan_kmalloc+0xb7/0xc0 [ 14.896005] __kmalloc_cache_noprof+0x189/0x420 [ 14.896222] kasan_bitops_generic+0x92/0x1c0 [ 14.896382] kunit_try_run_case+0x1a5/0x480 [ 14.896627] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 14.896869] kthread+0x337/0x6f0 [ 14.896988] ret_from_fork+0x41/0x80 [ 14.897119] ret_from_fork_asm+0x1a/0x30 [ 14.897258] [ 14.897339] The buggy address belongs to the object at ffff8881029e3080 [ 14.897339] which belongs to the cache kmalloc-16 of size 16 [ 14.897900] The buggy address is located 8 bytes inside of [ 14.897900] allocated 9-byte region [ffff8881029e3080, ffff8881029e3089) [ 14.898683] [ 14.898762] The buggy address belongs to the physical page: [ 14.899128] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1029e3 [ 14.899607] flags: 0x200000000000000(node=0|zone=2) [ 14.899817] page_type: f5(slab) [ 14.900045] raw: 0200000000000000 ffff888100041640 dead000000000122 0000000000000000 [ 14.900281] raw: 0000000000000000 0000000080800080 00000000f5000000 0000000000000000 [ 14.900566] page dumped because: kasan: bad access detected [ 14.900823] [ 14.900916] Memory state around the buggy address: [ 14.901268] ffff8881029e2f80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 14.901776] ffff8881029e3000: fa fb fc fc fa fb fc fc fa fb fc fc fa fb fc fc [ 14.902257] >ffff8881029e3080: 00 01 fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 14.902651] ^ [ 14.902818] ffff8881029e3100: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 14.903151] ffff8881029e3180: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 14.903419] ================================================================== [ 14.923580] ================================================================== [ 14.924094] BUG: KASAN: slab-out-of-bounds in kasan_bitops_test_and_modify.constprop.0+0x557/0xd90 [ 14.924641] Read of size 8 at addr ffff8881029e3088 by task kunit_try_catch/280 [ 14.925065] [ 14.925165] CPU: 1 UID: 0 PID: 280 Comm: kunit_try_catch Tainted: G B N 6.15.0-rc7 #1 PREEMPT(voluntary) [ 14.925209] Tainted: [B]=BAD_PAGE, [N]=TEST [ 14.925221] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 14.925241] Call Trace: [ 14.925255] <TASK> [ 14.925268] dump_stack_lvl+0x73/0xb0 [ 14.925294] print_report+0xd1/0x650 [ 14.925329] ? __virt_addr_valid+0x1db/0x2d0 [ 14.925350] ? kasan_bitops_test_and_modify.constprop.0+0x557/0xd90 [ 14.925372] ? kasan_complete_mode_report_info+0x2a/0x200 [ 14.925395] ? kasan_bitops_test_and_modify.constprop.0+0x557/0xd90 [ 14.925418] kasan_report+0x141/0x180 [ 14.925441] ? kasan_bitops_test_and_modify.constprop.0+0x557/0xd90 [ 14.925470] kasan_check_range+0x10c/0x1c0 [ 14.925489] __kasan_check_read+0x15/0x20 [ 14.925508] kasan_bitops_test_and_modify.constprop.0+0x557/0xd90 [ 14.925532] ? __pfx_kasan_bitops_test_and_modify.constprop.0+0x10/0x10 [ 14.925556] ? __kmalloc_cache_noprof+0x189/0x420 [ 14.925576] ? trace_hardirqs_on+0x37/0xe0 [ 14.925597] ? kasan_bitops_generic+0x92/0x1c0 [ 14.925621] kasan_bitops_generic+0x121/0x1c0 [ 14.925641] ? __pfx_kasan_bitops_generic+0x10/0x10 [ 14.925661] ? __pfx_read_tsc+0x10/0x10 [ 14.925680] ? ktime_get_ts64+0x86/0x230 [ 14.925704] kunit_try_run_case+0x1a5/0x480 [ 14.925728] ? __pfx_kunit_try_run_case+0x10/0x10 [ 14.925748] ? _raw_spin_lock_irqsave+0xa1/0x100 [ 14.925771] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 14.925794] ? __kthread_parkme+0x82/0x180 [ 14.925816] ? preempt_count_sub+0x50/0x80 [ 14.925841] ? __pfx_kunit_try_run_case+0x10/0x10 [ 14.925864] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 14.925933] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 14.925959] kthread+0x337/0x6f0 [ 14.925976] ? trace_preempt_on+0x20/0xc0 [ 14.925999] ? __pfx_kthread+0x10/0x10 [ 14.926018] ? _raw_spin_unlock_irq+0x47/0x80 [ 14.926039] ? calculate_sigpending+0x7b/0xa0 [ 14.926060] ? __pfx_kthread+0x10/0x10 [ 14.926079] ret_from_fork+0x41/0x80 [ 14.926101] ? __pfx_kthread+0x10/0x10 [ 14.926119] ret_from_fork_asm+0x1a/0x30 [ 14.926150] </TASK> [ 14.926161] [ 14.935154] Allocated by task 280: [ 14.935359] kasan_save_stack+0x45/0x70 [ 14.935567] kasan_save_track+0x18/0x40 [ 14.935764] kasan_save_alloc_info+0x3b/0x50 [ 14.935978] __kasan_kmalloc+0xb7/0xc0 [ 14.936169] __kmalloc_cache_noprof+0x189/0x420 [ 14.936547] kasan_bitops_generic+0x92/0x1c0 [ 14.936782] kunit_try_run_case+0x1a5/0x480 [ 14.937059] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 14.937253] kthread+0x337/0x6f0 [ 14.937407] ret_from_fork+0x41/0x80 [ 14.937592] ret_from_fork_asm+0x1a/0x30 [ 14.937906] [ 14.938085] The buggy address belongs to the object at ffff8881029e3080 [ 14.938085] which belongs to the cache kmalloc-16 of size 16 [ 14.938523] The buggy address is located 8 bytes inside of [ 14.938523] allocated 9-byte region [ffff8881029e3080, ffff8881029e3089) [ 14.939172] [ 14.939257] The buggy address belongs to the physical page: [ 14.939442] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1029e3 [ 14.939685] flags: 0x200000000000000(node=0|zone=2) [ 14.940234] page_type: f5(slab) [ 14.940493] raw: 0200000000000000 ffff888100041640 dead000000000122 0000000000000000 [ 14.940847] raw: 0000000000000000 0000000080800080 00000000f5000000 0000000000000000 [ 14.941672] page dumped because: kasan: bad access detected [ 14.941857] [ 14.942230] Memory state around the buggy address: [ 14.942658] ffff8881029e2f80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 14.943194] ffff8881029e3000: fa fb fc fc fa fb fc fc fa fb fc fc fa fb fc fc [ 14.943671] >ffff8881029e3080: 00 01 fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 14.944408] ^ [ 14.944708] ffff8881029e3100: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 14.944951] ffff8881029e3180: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 14.945615] ================================================================== [ 14.775689] ================================================================== [ 14.776335] BUG: KASAN: slab-out-of-bounds in kasan_bitops_test_and_modify.constprop.0+0x101/0xd90 [ 14.776690] Write of size 8 at addr ffff8881029e3088 by task kunit_try_catch/280 [ 14.777239] [ 14.777350] CPU: 1 UID: 0 PID: 280 Comm: kunit_try_catch Tainted: G B N 6.15.0-rc7 #1 PREEMPT(voluntary) [ 14.777396] Tainted: [B]=BAD_PAGE, [N]=TEST [ 14.777409] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 14.777431] Call Trace: [ 14.777444] <TASK> [ 14.777458] dump_stack_lvl+0x73/0xb0 [ 14.777484] print_report+0xd1/0x650 [ 14.777506] ? __virt_addr_valid+0x1db/0x2d0 [ 14.777526] ? kasan_bitops_test_and_modify.constprop.0+0x101/0xd90 [ 14.777550] ? kasan_complete_mode_report_info+0x2a/0x200 [ 14.777572] ? kasan_bitops_test_and_modify.constprop.0+0x101/0xd90 [ 14.777595] kasan_report+0x141/0x180 [ 14.777618] ? kasan_bitops_test_and_modify.constprop.0+0x101/0xd90 [ 14.777646] kasan_check_range+0x10c/0x1c0 [ 14.777666] __kasan_check_write+0x18/0x20 [ 14.777686] kasan_bitops_test_and_modify.constprop.0+0x101/0xd90 [ 14.777709] ? __pfx_kasan_bitops_test_and_modify.constprop.0+0x10/0x10 [ 14.777734] ? __kmalloc_cache_noprof+0x189/0x420 [ 14.777754] ? trace_hardirqs_on+0x37/0xe0 [ 14.777776] ? kasan_bitops_generic+0x92/0x1c0 [ 14.777800] kasan_bitops_generic+0x121/0x1c0 [ 14.777820] ? __pfx_kasan_bitops_generic+0x10/0x10 [ 14.777841] ? __pfx_read_tsc+0x10/0x10 [ 14.777859] ? ktime_get_ts64+0x86/0x230 [ 14.777884] kunit_try_run_case+0x1a5/0x480 [ 14.777921] ? __pfx_kunit_try_run_case+0x10/0x10 [ 14.777943] ? _raw_spin_lock_irqsave+0xa1/0x100 [ 14.777965] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 14.777988] ? __kthread_parkme+0x82/0x180 [ 14.778008] ? preempt_count_sub+0x50/0x80 [ 14.778033] ? __pfx_kunit_try_run_case+0x10/0x10 [ 14.778057] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 14.778079] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 14.778101] kthread+0x337/0x6f0 [ 14.778118] ? trace_preempt_on+0x20/0xc0 [ 14.778141] ? __pfx_kthread+0x10/0x10 [ 14.778160] ? _raw_spin_unlock_irq+0x47/0x80 [ 14.778181] ? calculate_sigpending+0x7b/0xa0 [ 14.778202] ? __pfx_kthread+0x10/0x10 [ 14.778221] ret_from_fork+0x41/0x80 [ 14.778241] ? __pfx_kthread+0x10/0x10 [ 14.778260] ret_from_fork_asm+0x1a/0x30 [ 14.778289] </TASK> [ 14.778310] [ 14.787424] Allocated by task 280: [ 14.787609] kasan_save_stack+0x45/0x70 [ 14.787821] kasan_save_track+0x18/0x40 [ 14.788054] kasan_save_alloc_info+0x3b/0x50 [ 14.788336] __kasan_kmalloc+0xb7/0xc0 [ 14.788583] __kmalloc_cache_noprof+0x189/0x420 [ 14.788813] kasan_bitops_generic+0x92/0x1c0 [ 14.789020] kunit_try_run_case+0x1a5/0x480 [ 14.789229] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 14.789491] kthread+0x337/0x6f0 [ 14.789657] ret_from_fork+0x41/0x80 [ 14.789882] ret_from_fork_asm+0x1a/0x30 [ 14.791251] [ 14.791386] The buggy address belongs to the object at ffff8881029e3080 [ 14.791386] which belongs to the cache kmalloc-16 of size 16 [ 14.792377] The buggy address is located 8 bytes inside of [ 14.792377] allocated 9-byte region [ffff8881029e3080, ffff8881029e3089) [ 14.792932] [ 14.793114] The buggy address belongs to the physical page: [ 14.793419] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1029e3 [ 14.793779] flags: 0x200000000000000(node=0|zone=2) [ 14.794205] page_type: f5(slab) [ 14.794404] raw: 0200000000000000 ffff888100041640 dead000000000122 0000000000000000 [ 14.794719] raw: 0000000000000000 0000000080800080 00000000f5000000 0000000000000000 [ 14.795187] page dumped because: kasan: bad access detected [ 14.795565] [ 14.795680] Memory state around the buggy address: [ 14.795945] ffff8881029e2f80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 14.796232] ffff8881029e3000: fa fb fc fc fa fb fc fc fa fb fc fc fa fb fc fc [ 14.796503] >ffff8881029e3080: 00 01 fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 14.796847] ^ [ 14.797134] ffff8881029e3100: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 14.797520] ffff8881029e3180: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 14.797819] ==================================================================