Date
July 24, 2025, 4:41 a.m.
| Environment | |
|---|---|
| qemu-arm64 | |
| qemu-x86_64 |
[ 32.745403] ================================================================== [ 32.745501] BUG: KASAN: slab-out-of-bounds in ksize_unpoisons_memory+0x628/0x740 [ 32.745575] Read of size 1 at addr fff00000c9a8b573 by task kunit_try_catch/225 [ 32.745628] [ 32.745666] CPU: 0 UID: 0 PID: 225 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc7-next-20250724 #1 PREEMPT [ 32.745768] Tainted: [B]=BAD_PAGE, [N]=TEST [ 32.745805] Hardware name: linux,dummy-virt (DT) [ 32.745840] Call trace: [ 32.745866] show_stack+0x20/0x38 (C) [ 32.745918] dump_stack_lvl+0x8c/0xd0 [ 32.745965] print_report+0x118/0x5e8 [ 32.746008] kasan_report+0xdc/0x128 [ 32.746049] __asan_report_load1_noabort+0x20/0x30 [ 32.746097] ksize_unpoisons_memory+0x628/0x740 [ 32.746157] kunit_try_run_case+0x170/0x3f0 [ 32.746205] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 32.746266] kthread+0x328/0x630 [ 32.746308] ret_from_fork+0x10/0x20 [ 32.746364] [ 32.746383] Allocated by task 225: [ 32.746420] kasan_save_stack+0x3c/0x68 [ 32.746457] kasan_save_track+0x20/0x40 [ 32.746491] kasan_save_alloc_info+0x40/0x58 [ 32.746527] __kasan_kmalloc+0xd4/0xd8 [ 32.746570] __kmalloc_cache_noprof+0x16c/0x3c0 [ 32.746614] ksize_unpoisons_memory+0xc0/0x740 [ 32.746651] kunit_try_run_case+0x170/0x3f0 [ 32.746696] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 32.746744] kthread+0x328/0x630 [ 32.746787] ret_from_fork+0x10/0x20 [ 32.746822] [ 32.746840] The buggy address belongs to the object at fff00000c9a8b500 [ 32.746840] which belongs to the cache kmalloc-128 of size 128 [ 32.747873] The buggy address is located 0 bytes to the right of [ 32.747873] allocated 115-byte region [fff00000c9a8b500, fff00000c9a8b573) [ 32.747972] [ 32.748003] The buggy address belongs to the physical page: [ 32.748069] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x109a8b [ 32.748647] flags: 0xbfffe0000000000(node=0|zone=2|lastcpupid=0x1ffff) [ 32.748763] page_type: f5(slab) [ 32.748933] raw: 0bfffe0000000000 fff00000c0001a00 dead000000000122 0000000000000000 [ 32.749014] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 32.749234] page dumped because: kasan: bad access detected [ 32.749646] [ 32.749885] Memory state around the buggy address: [ 32.749974] fff00000c9a8b400: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 32.750298] fff00000c9a8b480: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 32.750455] >fff00000c9a8b500: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 32.750547] ^ [ 32.750709] fff00000c9a8b580: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 32.750814] fff00000c9a8b600: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 32.750937] ================================================================== [ 32.764089] ================================================================== [ 32.764143] BUG: KASAN: slab-out-of-bounds in ksize_unpoisons_memory+0x690/0x740 [ 32.764421] Read of size 1 at addr fff00000c9a8b57f by task kunit_try_catch/225 [ 32.764696] [ 32.764760] CPU: 0 UID: 0 PID: 225 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc7-next-20250724 #1 PREEMPT [ 32.764851] Tainted: [B]=BAD_PAGE, [N]=TEST [ 32.764879] Hardware name: linux,dummy-virt (DT) [ 32.764916] Call trace: [ 32.765114] show_stack+0x20/0x38 (C) [ 32.765405] dump_stack_lvl+0x8c/0xd0 [ 32.765479] print_report+0x118/0x5e8 [ 32.765555] kasan_report+0xdc/0x128 [ 32.765599] __asan_report_load1_noabort+0x20/0x30 [ 32.765823] ksize_unpoisons_memory+0x690/0x740 [ 32.765878] kunit_try_run_case+0x170/0x3f0 [ 32.766021] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 32.766257] kthread+0x328/0x630 [ 32.766333] ret_from_fork+0x10/0x20 [ 32.766399] [ 32.766480] Allocated by task 225: [ 32.766509] kasan_save_stack+0x3c/0x68 [ 32.766549] kasan_save_track+0x20/0x40 [ 32.766583] kasan_save_alloc_info+0x40/0x58 [ 32.766636] __kasan_kmalloc+0xd4/0xd8 [ 32.766672] __kmalloc_cache_noprof+0x16c/0x3c0 [ 32.766940] ksize_unpoisons_memory+0xc0/0x740 [ 32.767280] kunit_try_run_case+0x170/0x3f0 [ 32.767338] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 32.767421] kthread+0x328/0x630 [ 32.767457] ret_from_fork+0x10/0x20 [ 32.767494] [ 32.767514] The buggy address belongs to the object at fff00000c9a8b500 [ 32.767514] which belongs to the cache kmalloc-128 of size 128 [ 32.767575] The buggy address is located 12 bytes to the right of [ 32.767575] allocated 115-byte region [fff00000c9a8b500, fff00000c9a8b573) [ 32.767916] [ 32.768052] The buggy address belongs to the physical page: [ 32.768094] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x109a8b [ 32.768426] flags: 0xbfffe0000000000(node=0|zone=2|lastcpupid=0x1ffff) [ 32.768487] page_type: f5(slab) [ 32.768528] raw: 0bfffe0000000000 fff00000c0001a00 dead000000000122 0000000000000000 [ 32.768579] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 32.768621] page dumped because: kasan: bad access detected [ 32.769219] [ 32.769247] Memory state around the buggy address: [ 32.769282] fff00000c9a8b400: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 32.769329] fff00000c9a8b480: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 32.769382] >fff00000c9a8b500: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 32.769419] ^ [ 32.769462] fff00000c9a8b580: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 32.769505] fff00000c9a8b600: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 32.769553] ================================================================== [ 32.754701] ================================================================== [ 32.754981] BUG: KASAN: slab-out-of-bounds in ksize_unpoisons_memory+0x618/0x740 [ 32.755132] Read of size 1 at addr fff00000c9a8b578 by task kunit_try_catch/225 [ 32.755368] [ 32.755429] CPU: 0 UID: 0 PID: 225 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc7-next-20250724 #1 PREEMPT [ 32.755843] Tainted: [B]=BAD_PAGE, [N]=TEST [ 32.755918] Hardware name: linux,dummy-virt (DT) [ 32.756037] Call trace: [ 32.756134] show_stack+0x20/0x38 (C) [ 32.756227] dump_stack_lvl+0x8c/0xd0 [ 32.756383] print_report+0x118/0x5e8 [ 32.756480] kasan_report+0xdc/0x128 [ 32.756822] __asan_report_load1_noabort+0x20/0x30 [ 32.757010] ksize_unpoisons_memory+0x618/0x740 [ 32.757149] kunit_try_run_case+0x170/0x3f0 [ 32.757289] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 32.757524] kthread+0x328/0x630 [ 32.757735] ret_from_fork+0x10/0x20 [ 32.757946] [ 32.758003] Allocated by task 225: [ 32.758134] kasan_save_stack+0x3c/0x68 [ 32.758224] kasan_save_track+0x20/0x40 [ 32.758784] kasan_save_alloc_info+0x40/0x58 [ 32.758868] __kasan_kmalloc+0xd4/0xd8 [ 32.759021] __kmalloc_cache_noprof+0x16c/0x3c0 [ 32.759132] ksize_unpoisons_memory+0xc0/0x740 [ 32.759265] kunit_try_run_case+0x170/0x3f0 [ 32.759364] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 32.759567] kthread+0x328/0x630 [ 32.759838] ret_from_fork+0x10/0x20 [ 32.759900] [ 32.759976] The buggy address belongs to the object at fff00000c9a8b500 [ 32.759976] which belongs to the cache kmalloc-128 of size 128 [ 32.760111] The buggy address is located 5 bytes to the right of [ 32.760111] allocated 115-byte region [fff00000c9a8b500, fff00000c9a8b573) [ 32.760290] [ 32.760315] The buggy address belongs to the physical page: [ 32.760519] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x109a8b [ 32.760938] flags: 0xbfffe0000000000(node=0|zone=2|lastcpupid=0x1ffff) [ 32.761109] page_type: f5(slab) [ 32.761192] raw: 0bfffe0000000000 fff00000c0001a00 dead000000000122 0000000000000000 [ 32.761451] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 32.761699] page dumped because: kasan: bad access detected [ 32.761798] [ 32.761934] Memory state around the buggy address: [ 32.762023] fff00000c9a8b400: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 32.762074] fff00000c9a8b480: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 32.762312] >fff00000c9a8b500: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 32.762560] ^ [ 32.762714] fff00000c9a8b580: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 32.762861] fff00000c9a8b600: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 32.762928] ==================================================================
[ 27.267303] ================================================================== [ 27.267787] BUG: KASAN: slab-out-of-bounds in ksize_unpoisons_memory+0x81c/0x9b0 [ 27.268322] Read of size 1 at addr ffff888105454973 by task kunit_try_catch/242 [ 27.268628] [ 27.268760] CPU: 0 UID: 0 PID: 242 Comm: kunit_try_catch Tainted: G B W N 6.16.0-rc7-next-20250724 #1 PREEMPT(voluntary) [ 27.268809] Tainted: [B]=BAD_PAGE, [W]=WARN, [N]=TEST [ 27.268822] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 27.268842] Call Trace: [ 27.268855] <TASK> [ 27.268872] dump_stack_lvl+0x73/0xb0 [ 27.268899] print_report+0xd1/0x640 [ 27.268921] ? __virt_addr_valid+0x1db/0x2d0 [ 27.268944] ? ksize_unpoisons_memory+0x81c/0x9b0 [ 27.268966] ? kasan_complete_mode_report_info+0x2a/0x200 [ 27.269041] ? ksize_unpoisons_memory+0x81c/0x9b0 [ 27.269066] kasan_report+0x141/0x180 [ 27.269088] ? ksize_unpoisons_memory+0x81c/0x9b0 [ 27.269147] __asan_report_load1_noabort+0x18/0x20 [ 27.269179] ksize_unpoisons_memory+0x81c/0x9b0 [ 27.269203] ? __pfx_ksize_unpoisons_memory+0x10/0x10 [ 27.269227] ? __kasan_check_write+0x18/0x20 [ 27.269249] ? queued_spin_lock_slowpath+0x116/0xb40 [ 27.269273] ? irqentry_exit+0x2a/0x60 [ 27.269303] ? sysvec_apic_timer_interrupt+0x50/0x90 [ 27.269325] ? trace_hardirqs_on+0x37/0xe0 [ 27.269349] ? __pfx_read_tsc+0x10/0x10 [ 27.269381] ? ktime_get_ts64+0x86/0x230 [ 27.269406] kunit_try_run_case+0x1a5/0x480 [ 27.269430] ? __pfx_kunit_try_run_case+0x10/0x10 [ 27.269454] ? queued_spin_lock_slowpath+0x116/0xb40 [ 27.269478] ? __kthread_parkme+0x82/0x180 [ 27.269506] ? preempt_count_sub+0x50/0x80 [ 27.269529] ? __pfx_kunit_try_run_case+0x10/0x10 [ 27.269552] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 27.269595] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 27.269617] kthread+0x337/0x6f0 [ 27.269637] ? trace_preempt_on+0x20/0xc0 [ 27.269658] ? __pfx_kthread+0x10/0x10 [ 27.269678] ? _raw_spin_unlock_irq+0x47/0x80 [ 27.269700] ? calculate_sigpending+0x7b/0xa0 [ 27.269723] ? __pfx_kthread+0x10/0x10 [ 27.269743] ret_from_fork+0x116/0x1d0 [ 27.269762] ? __pfx_kthread+0x10/0x10 [ 27.269781] ret_from_fork_asm+0x1a/0x30 [ 27.269933] </TASK> [ 27.269944] [ 27.278396] Allocated by task 242: [ 27.278566] kasan_save_stack+0x45/0x70 [ 27.278775] kasan_save_track+0x18/0x40 [ 27.278989] kasan_save_alloc_info+0x3b/0x50 [ 27.279245] __kasan_kmalloc+0xb7/0xc0 [ 27.279443] __kmalloc_cache_noprof+0x189/0x420 [ 27.279662] ksize_unpoisons_memory+0xc7/0x9b0 [ 27.279908] kunit_try_run_case+0x1a5/0x480 [ 27.280059] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 27.280371] kthread+0x337/0x6f0 [ 27.280623] ret_from_fork+0x116/0x1d0 [ 27.280758] ret_from_fork_asm+0x1a/0x30 [ 27.280996] [ 27.281212] The buggy address belongs to the object at ffff888105454900 [ 27.281212] which belongs to the cache kmalloc-128 of size 128 [ 27.281727] The buggy address is located 0 bytes to the right of [ 27.281727] allocated 115-byte region [ffff888105454900, ffff888105454973) [ 27.282481] [ 27.282606] The buggy address belongs to the physical page: [ 27.282888] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x105454 [ 27.283131] flags: 0x200000000000000(node=0|zone=2) [ 27.283295] page_type: f5(slab) [ 27.283409] raw: 0200000000000000 ffff888100041a00 dead000000000122 0000000000000000 [ 27.283680] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 27.284004] page dumped because: kasan: bad access detected [ 27.284247] [ 27.284391] Memory state around the buggy address: [ 27.284656] ffff888105454800: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 27.284965] ffff888105454880: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 27.285289] >ffff888105454900: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 27.285505] ^ [ 27.285880] ffff888105454980: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 27.286349] ffff888105454a00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 27.286670] ================================================================== [ 27.306064] ================================================================== [ 27.306299] BUG: KASAN: slab-out-of-bounds in ksize_unpoisons_memory+0x7b6/0x9b0 [ 27.306526] Read of size 1 at addr ffff88810545497f by task kunit_try_catch/242 [ 27.307080] [ 27.307212] CPU: 0 UID: 0 PID: 242 Comm: kunit_try_catch Tainted: G B W N 6.16.0-rc7-next-20250724 #1 PREEMPT(voluntary) [ 27.307268] Tainted: [B]=BAD_PAGE, [W]=WARN, [N]=TEST [ 27.307293] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 27.307313] Call Trace: [ 27.307329] <TASK> [ 27.307344] dump_stack_lvl+0x73/0xb0 [ 27.307369] print_report+0xd1/0x640 [ 27.307390] ? __virt_addr_valid+0x1db/0x2d0 [ 27.307423] ? ksize_unpoisons_memory+0x7b6/0x9b0 [ 27.307445] ? kasan_complete_mode_report_info+0x2a/0x200 [ 27.307470] ? ksize_unpoisons_memory+0x7b6/0x9b0 [ 27.307503] kasan_report+0x141/0x180 [ 27.307525] ? ksize_unpoisons_memory+0x7b6/0x9b0 [ 27.307553] __asan_report_load1_noabort+0x18/0x20 [ 27.307594] ksize_unpoisons_memory+0x7b6/0x9b0 [ 27.307617] ? __pfx_ksize_unpoisons_memory+0x10/0x10 [ 27.307640] ? __kasan_check_write+0x18/0x20 [ 27.307673] ? queued_spin_lock_slowpath+0x116/0xb40 [ 27.307697] ? irqentry_exit+0x2a/0x60 [ 27.307717] ? sysvec_apic_timer_interrupt+0x50/0x90 [ 27.307738] ? trace_hardirqs_on+0x37/0xe0 [ 27.307761] ? __pfx_read_tsc+0x10/0x10 [ 27.307790] ? ktime_get_ts64+0x86/0x230 [ 27.307815] kunit_try_run_case+0x1a5/0x480 [ 27.307849] ? __pfx_kunit_try_run_case+0x10/0x10 [ 27.307949] ? queued_spin_lock_slowpath+0x116/0xb40 [ 27.307975] ? __kthread_parkme+0x82/0x180 [ 27.308005] ? preempt_count_sub+0x50/0x80 [ 27.308027] ? __pfx_kunit_try_run_case+0x10/0x10 [ 27.308050] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 27.308084] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 27.308107] kthread+0x337/0x6f0 [ 27.308127] ? trace_preempt_on+0x20/0xc0 [ 27.308149] ? __pfx_kthread+0x10/0x10 [ 27.308169] ? _raw_spin_unlock_irq+0x47/0x80 [ 27.308200] ? calculate_sigpending+0x7b/0xa0 [ 27.308224] ? __pfx_kthread+0x10/0x10 [ 27.308244] ret_from_fork+0x116/0x1d0 [ 27.308273] ? __pfx_kthread+0x10/0x10 [ 27.308293] ret_from_fork_asm+0x1a/0x30 [ 27.308323] </TASK> [ 27.308333] [ 27.316541] Allocated by task 242: [ 27.316725] kasan_save_stack+0x45/0x70 [ 27.317044] kasan_save_track+0x18/0x40 [ 27.317222] kasan_save_alloc_info+0x3b/0x50 [ 27.317365] __kasan_kmalloc+0xb7/0xc0 [ 27.317490] __kmalloc_cache_noprof+0x189/0x420 [ 27.317651] ksize_unpoisons_memory+0xc7/0x9b0 [ 27.317795] kunit_try_run_case+0x1a5/0x480 [ 27.317934] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 27.318106] kthread+0x337/0x6f0 [ 27.318222] ret_from_fork+0x116/0x1d0 [ 27.318346] ret_from_fork_asm+0x1a/0x30 [ 27.318478] [ 27.318612] The buggy address belongs to the object at ffff888105454900 [ 27.318612] which belongs to the cache kmalloc-128 of size 128 [ 27.319826] The buggy address is located 12 bytes to the right of [ 27.319826] allocated 115-byte region [ffff888105454900, ffff888105454973) [ 27.321792] [ 27.322242] The buggy address belongs to the physical page: [ 27.323241] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x105454 [ 27.323634] flags: 0x200000000000000(node=0|zone=2) [ 27.323856] page_type: f5(slab) [ 27.324115] raw: 0200000000000000 ffff888100041a00 dead000000000122 0000000000000000 [ 27.324417] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 27.325338] page dumped because: kasan: bad access detected [ 27.325603] [ 27.325691] Memory state around the buggy address: [ 27.326078] ffff888105454800: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 27.326359] ffff888105454880: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 27.326654] >ffff888105454900: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 27.327586] ^ [ 27.328224] ffff888105454980: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 27.328767] ffff888105454a00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 27.329528] ================================================================== [ 27.287155] ================================================================== [ 27.287387] BUG: KASAN: slab-out-of-bounds in ksize_unpoisons_memory+0x7e9/0x9b0 [ 27.287766] Read of size 1 at addr ffff888105454978 by task kunit_try_catch/242 [ 27.288082] [ 27.288180] CPU: 0 UID: 0 PID: 242 Comm: kunit_try_catch Tainted: G B W N 6.16.0-rc7-next-20250724 #1 PREEMPT(voluntary) [ 27.288225] Tainted: [B]=BAD_PAGE, [W]=WARN, [N]=TEST [ 27.288237] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 27.288256] Call Trace: [ 27.288269] <TASK> [ 27.288282] dump_stack_lvl+0x73/0xb0 [ 27.288306] print_report+0xd1/0x640 [ 27.288326] ? __virt_addr_valid+0x1db/0x2d0 [ 27.288348] ? ksize_unpoisons_memory+0x7e9/0x9b0 [ 27.288369] ? kasan_complete_mode_report_info+0x2a/0x200 [ 27.288393] ? ksize_unpoisons_memory+0x7e9/0x9b0 [ 27.288415] kasan_report+0x141/0x180 [ 27.288436] ? ksize_unpoisons_memory+0x7e9/0x9b0 [ 27.288462] __asan_report_load1_noabort+0x18/0x20 [ 27.288485] ksize_unpoisons_memory+0x7e9/0x9b0 [ 27.288507] ? __pfx_ksize_unpoisons_memory+0x10/0x10 [ 27.288530] ? __kasan_check_write+0x18/0x20 [ 27.288552] ? queued_spin_lock_slowpath+0x116/0xb40 [ 27.288586] ? irqentry_exit+0x2a/0x60 [ 27.288605] ? sysvec_apic_timer_interrupt+0x50/0x90 [ 27.288686] ? trace_hardirqs_on+0x37/0xe0 [ 27.288714] ? __pfx_read_tsc+0x10/0x10 [ 27.288734] ? ktime_get_ts64+0x86/0x230 [ 27.288758] kunit_try_run_case+0x1a5/0x480 [ 27.288831] ? __pfx_kunit_try_run_case+0x10/0x10 [ 27.288872] ? queued_spin_lock_slowpath+0x116/0xb40 [ 27.288897] ? __kthread_parkme+0x82/0x180 [ 27.288916] ? preempt_count_sub+0x50/0x80 [ 27.288960] ? __pfx_kunit_try_run_case+0x10/0x10 [ 27.288983] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 27.289005] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 27.289028] kthread+0x337/0x6f0 [ 27.289048] ? trace_preempt_on+0x20/0xc0 [ 27.289069] ? __pfx_kthread+0x10/0x10 [ 27.289089] ? _raw_spin_unlock_irq+0x47/0x80 [ 27.289111] ? calculate_sigpending+0x7b/0xa0 [ 27.289135] ? __pfx_kthread+0x10/0x10 [ 27.289155] ret_from_fork+0x116/0x1d0 [ 27.289173] ? __pfx_kthread+0x10/0x10 [ 27.289193] ret_from_fork_asm+0x1a/0x30 [ 27.289223] </TASK> [ 27.289233] [ 27.297192] Allocated by task 242: [ 27.297485] kasan_save_stack+0x45/0x70 [ 27.297688] kasan_save_track+0x18/0x40 [ 27.297880] kasan_save_alloc_info+0x3b/0x50 [ 27.298375] __kasan_kmalloc+0xb7/0xc0 [ 27.298565] __kmalloc_cache_noprof+0x189/0x420 [ 27.298837] ksize_unpoisons_memory+0xc7/0x9b0 [ 27.299088] kunit_try_run_case+0x1a5/0x480 [ 27.299294] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 27.299497] kthread+0x337/0x6f0 [ 27.299621] ret_from_fork+0x116/0x1d0 [ 27.299745] ret_from_fork_asm+0x1a/0x30 [ 27.299877] [ 27.299942] The buggy address belongs to the object at ffff888105454900 [ 27.299942] which belongs to the cache kmalloc-128 of size 128 [ 27.300289] The buggy address is located 5 bytes to the right of [ 27.300289] allocated 115-byte region [ffff888105454900, ffff888105454973) [ 27.300724] [ 27.300897] The buggy address belongs to the physical page: [ 27.301156] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x105454 [ 27.301500] flags: 0x200000000000000(node=0|zone=2) [ 27.301740] page_type: f5(slab) [ 27.302200] raw: 0200000000000000 ffff888100041a00 dead000000000122 0000000000000000 [ 27.302554] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 27.303067] page dumped because: kasan: bad access detected [ 27.303247] [ 27.303313] Memory state around the buggy address: [ 27.303461] ffff888105454800: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 27.303681] ffff888105454880: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 27.303891] >ffff888105454900: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 27.304201] ^ [ 27.304510] ffff888105454980: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 27.304931] ffff888105454a00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 27.305296] ==================================================================