Date
May 26, 2025, 9:10 a.m.
Environment | |
---|---|
qemu-arm64 | |
qemu-x86_64 |
[ 17.817926] ================================================================== [ 17.818376] BUG: KASAN: slab-out-of-bounds in ksize_unpoisons_memory+0x628/0x740 [ 17.818757] Read of size 1 at addr fff00000c78c2273 by task kunit_try_catch/194 [ 17.818961] [ 17.819063] CPU: 0 UID: 0 PID: 194 Comm: kunit_try_catch Tainted: G B N 6.15.0-rc7-next-20250526 #1 PREEMPT [ 17.819271] Tainted: [B]=BAD_PAGE, [N]=TEST [ 17.819418] Hardware name: linux,dummy-virt (DT) [ 17.819487] Call trace: [ 17.819536] show_stack+0x20/0x38 (C) [ 17.819656] dump_stack_lvl+0x8c/0xd0 [ 17.819811] print_report+0x118/0x608 [ 17.819918] kasan_report+0xdc/0x128 [ 17.820230] __asan_report_load1_noabort+0x20/0x30 [ 17.820465] ksize_unpoisons_memory+0x628/0x740 [ 17.820604] kunit_try_run_case+0x170/0x3f0 [ 17.820785] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 17.820959] kthread+0x328/0x630 [ 17.821090] ret_from_fork+0x10/0x20 [ 17.821250] [ 17.821313] Allocated by task 194: [ 17.821421] kasan_save_stack+0x3c/0x68 [ 17.821528] kasan_save_track+0x20/0x40 [ 17.821606] kasan_save_alloc_info+0x40/0x58 [ 17.821685] __kasan_kmalloc+0xd4/0xd8 [ 17.821760] __kmalloc_cache_noprof+0x15c/0x3c0 [ 17.821874] ksize_unpoisons_memory+0xc0/0x740 [ 17.821956] kunit_try_run_case+0x170/0x3f0 [ 17.822041] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 17.822130] kthread+0x328/0x630 [ 17.822238] ret_from_fork+0x10/0x20 [ 17.822334] [ 17.822375] The buggy address belongs to the object at fff00000c78c2200 [ 17.822375] which belongs to the cache kmalloc-128 of size 128 [ 17.822502] The buggy address is located 0 bytes to the right of [ 17.822502] allocated 115-byte region [fff00000c78c2200, fff00000c78c2273) [ 17.822654] [ 17.822701] The buggy address belongs to the physical page: [ 17.822926] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1078c2 [ 17.823048] flags: 0xbfffe0000000000(node=0|zone=2|lastcpupid=0x1ffff) [ 17.823158] page_type: f5(slab) [ 17.823274] raw: 0bfffe0000000000 fff00000c0001a00 dead000000000122 0000000000000000 [ 17.823453] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 17.823547] page dumped because: kasan: bad access detected [ 17.823610] [ 17.823643] Memory state around the buggy address: [ 17.823704] fff00000c78c2100: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 17.823789] fff00000c78c2180: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 17.823907] >fff00000c78c2200: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 17.823984] ^ [ 17.824069] fff00000c78c2280: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 17.824151] fff00000c78c2300: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 17.824229] ================================================================== [ 17.845519] ================================================================== [ 17.845648] BUG: KASAN: slab-out-of-bounds in ksize_unpoisons_memory+0x690/0x740 [ 17.845776] Read of size 1 at addr fff00000c78c227f by task kunit_try_catch/194 [ 17.845894] [ 17.845972] CPU: 0 UID: 0 PID: 194 Comm: kunit_try_catch Tainted: G B N 6.15.0-rc7-next-20250526 #1 PREEMPT [ 17.847419] Tainted: [B]=BAD_PAGE, [N]=TEST [ 17.847591] Hardware name: linux,dummy-virt (DT) [ 17.848304] Call trace: [ 17.848404] show_stack+0x20/0x38 (C) [ 17.849129] dump_stack_lvl+0x8c/0xd0 [ 17.849415] print_report+0x118/0x608 [ 17.849545] kasan_report+0xdc/0x128 [ 17.850293] __asan_report_load1_noabort+0x20/0x30 [ 17.850511] ksize_unpoisons_memory+0x690/0x740 [ 17.851234] kunit_try_run_case+0x170/0x3f0 [ 17.851872] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 17.852096] kthread+0x328/0x630 [ 17.852408] ret_from_fork+0x10/0x20 [ 17.852821] [ 17.852867] Allocated by task 194: [ 17.852938] kasan_save_stack+0x3c/0x68 [ 17.853782] kasan_save_track+0x20/0x40 [ 17.854111] kasan_save_alloc_info+0x40/0x58 [ 17.854652] __kasan_kmalloc+0xd4/0xd8 [ 17.854934] __kmalloc_cache_noprof+0x15c/0x3c0 [ 17.855179] ksize_unpoisons_memory+0xc0/0x740 [ 17.855504] kunit_try_run_case+0x170/0x3f0 [ 17.855605] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 17.856090] kthread+0x328/0x630 [ 17.856284] ret_from_fork+0x10/0x20 [ 17.856520] [ 17.856571] The buggy address belongs to the object at fff00000c78c2200 [ 17.856571] which belongs to the cache kmalloc-128 of size 128 [ 17.856715] The buggy address is located 12 bytes to the right of [ 17.856715] allocated 115-byte region [fff00000c78c2200, fff00000c78c2273) [ 17.857424] [ 17.857692] The buggy address belongs to the physical page: [ 17.858060] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1078c2 [ 17.858593] flags: 0xbfffe0000000000(node=0|zone=2|lastcpupid=0x1ffff) [ 17.858712] page_type: f5(slab) [ 17.858810] raw: 0bfffe0000000000 fff00000c0001a00 dead000000000122 0000000000000000 [ 17.859695] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 17.859930] page dumped because: kasan: bad access detected [ 17.860359] [ 17.860588] Memory state around the buggy address: [ 17.861064] fff00000c78c2100: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 17.861533] fff00000c78c2180: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 17.861640] >fff00000c78c2200: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 17.861733] ^ [ 17.861828] fff00000c78c2280: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 17.861927] fff00000c78c2300: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 17.863281] ================================================================== [ 17.825693] ================================================================== [ 17.825842] BUG: KASAN: slab-out-of-bounds in ksize_unpoisons_memory+0x618/0x740 [ 17.825994] Read of size 1 at addr fff00000c78c2278 by task kunit_try_catch/194 [ 17.826150] [ 17.826248] CPU: 0 UID: 0 PID: 194 Comm: kunit_try_catch Tainted: G B N 6.15.0-rc7-next-20250526 #1 PREEMPT [ 17.826449] Tainted: [B]=BAD_PAGE, [N]=TEST [ 17.826507] Hardware name: linux,dummy-virt (DT) [ 17.826567] Call trace: [ 17.826617] show_stack+0x20/0x38 (C) [ 17.826736] dump_stack_lvl+0x8c/0xd0 [ 17.826920] print_report+0x118/0x608 [ 17.827072] kasan_report+0xdc/0x128 [ 17.827224] __asan_report_load1_noabort+0x20/0x30 [ 17.827372] ksize_unpoisons_memory+0x618/0x740 [ 17.827485] kunit_try_run_case+0x170/0x3f0 [ 17.827587] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 17.827736] kthread+0x328/0x630 [ 17.827830] ret_from_fork+0x10/0x20 [ 17.827934] [ 17.827972] Allocated by task 194: [ 17.828033] kasan_save_stack+0x3c/0x68 [ 17.828115] kasan_save_track+0x20/0x40 [ 17.828188] kasan_save_alloc_info+0x40/0x58 [ 17.828283] __kasan_kmalloc+0xd4/0xd8 [ 17.828376] __kmalloc_cache_noprof+0x15c/0x3c0 [ 17.828474] ksize_unpoisons_memory+0xc0/0x740 [ 17.828568] kunit_try_run_case+0x170/0x3f0 [ 17.828651] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 17.828742] kthread+0x328/0x630 [ 17.828810] ret_from_fork+0x10/0x20 [ 17.828897] [ 17.828957] The buggy address belongs to the object at fff00000c78c2200 [ 17.828957] which belongs to the cache kmalloc-128 of size 128 [ 17.829165] The buggy address is located 5 bytes to the right of [ 17.829165] allocated 115-byte region [fff00000c78c2200, fff00000c78c2273) [ 17.829753] [ 17.829817] The buggy address belongs to the physical page: [ 17.829890] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1078c2 [ 17.830011] flags: 0xbfffe0000000000(node=0|zone=2|lastcpupid=0x1ffff) [ 17.830579] page_type: f5(slab) [ 17.830697] raw: 0bfffe0000000000 fff00000c0001a00 dead000000000122 0000000000000000 [ 17.830899] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 17.831005] page dumped because: kasan: bad access detected [ 17.831061] [ 17.831095] Memory state around the buggy address: [ 17.831156] fff00000c78c2100: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 17.831242] fff00000c78c2180: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 17.831754] >fff00000c78c2200: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 17.831859] ^ [ 17.832127] fff00000c78c2280: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 17.832733] fff00000c78c2300: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 17.832848] ==================================================================
[ 11.400690] ================================================================== [ 11.401425] BUG: KASAN: slab-out-of-bounds in ksize_unpoisons_memory+0x7e9/0x9b0 [ 11.402240] Read of size 1 at addr ffff888102a7ad78 by task kunit_try_catch/212 [ 11.402817] [ 11.402906] CPU: 1 UID: 0 PID: 212 Comm: kunit_try_catch Tainted: G B N 6.15.0-rc7-next-20250526 #1 PREEMPT(voluntary) [ 11.402950] Tainted: [B]=BAD_PAGE, [N]=TEST [ 11.402961] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 11.402981] Call Trace: [ 11.402993] <TASK> [ 11.403016] dump_stack_lvl+0x73/0xb0 [ 11.403044] print_report+0xd1/0x650 [ 11.403067] ? __virt_addr_valid+0x1db/0x2d0 [ 11.403088] ? ksize_unpoisons_memory+0x7e9/0x9b0 [ 11.403161] ? kasan_complete_mode_report_info+0x2a/0x200 [ 11.403196] ? ksize_unpoisons_memory+0x7e9/0x9b0 [ 11.403220] kasan_report+0x141/0x180 [ 11.403242] ? ksize_unpoisons_memory+0x7e9/0x9b0 [ 11.403270] __asan_report_load1_noabort+0x18/0x20 [ 11.403299] ksize_unpoisons_memory+0x7e9/0x9b0 [ 11.403323] ? __pfx_ksize_unpoisons_memory+0x10/0x10 [ 11.403345] ? finish_task_switch.isra.0+0x153/0x700 [ 11.403386] ? __switch_to+0x47/0xf50 [ 11.403411] ? __schedule+0x10cc/0x2b60 [ 11.403436] ? __pfx_read_tsc+0x10/0x10 [ 11.403455] ? ktime_get_ts64+0x86/0x230 [ 11.403479] kunit_try_run_case+0x1a5/0x480 [ 11.403499] ? __pfx_kunit_try_run_case+0x10/0x10 [ 11.403518] ? _raw_spin_lock_irqsave+0xa1/0x100 [ 11.403542] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 11.403566] ? __kthread_parkme+0x82/0x180 [ 11.403586] ? preempt_count_sub+0x50/0x80 [ 11.403608] ? __pfx_kunit_try_run_case+0x10/0x10 [ 11.403628] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 11.403651] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 11.403674] kthread+0x337/0x6f0 [ 11.403693] ? trace_preempt_on+0x20/0xc0 [ 11.403715] ? __pfx_kthread+0x10/0x10 [ 11.403736] ? _raw_spin_unlock_irq+0x47/0x80 [ 11.403758] ? calculate_sigpending+0x7b/0xa0 [ 11.403781] ? __pfx_kthread+0x10/0x10 [ 11.403802] ret_from_fork+0x116/0x1d0 [ 11.403819] ? __pfx_kthread+0x10/0x10 [ 11.403839] ret_from_fork_asm+0x1a/0x30 [ 11.403869] </TASK> [ 11.403880] [ 11.415941] Allocated by task 212: [ 11.416102] kasan_save_stack+0x45/0x70 [ 11.416253] kasan_save_track+0x18/0x40 [ 11.416440] kasan_save_alloc_info+0x3b/0x50 [ 11.416648] __kasan_kmalloc+0xb7/0xc0 [ 11.416834] __kmalloc_cache_noprof+0x189/0x420 [ 11.417045] ksize_unpoisons_memory+0xc7/0x9b0 [ 11.417305] kunit_try_run_case+0x1a5/0x480 [ 11.417492] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 11.417775] kthread+0x337/0x6f0 [ 11.417921] ret_from_fork+0x116/0x1d0 [ 11.418060] ret_from_fork_asm+0x1a/0x30 [ 11.418237] [ 11.418393] The buggy address belongs to the object at ffff888102a7ad00 [ 11.418393] which belongs to the cache kmalloc-128 of size 128 [ 11.419283] The buggy address is located 5 bytes to the right of [ 11.419283] allocated 115-byte region [ffff888102a7ad00, ffff888102a7ad73) [ 11.419949] [ 11.420048] The buggy address belongs to the physical page: [ 11.420248] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x102a7a [ 11.420661] flags: 0x200000000000000(node=0|zone=2) [ 11.421118] page_type: f5(slab) [ 11.421272] raw: 0200000000000000 ffff888100041a00 dead000000000122 0000000000000000 [ 11.421516] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 11.422273] page dumped because: kasan: bad access detected [ 11.422528] [ 11.422606] Memory state around the buggy address: [ 11.422810] ffff888102a7ac00: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 11.423078] ffff888102a7ac80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 11.423414] >ffff888102a7ad00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 11.423701] ^ [ 11.424008] ffff888102a7ad80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 11.424303] ffff888102a7ae00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 11.424694] ================================================================== [ 11.366532] ================================================================== [ 11.366959] BUG: KASAN: slab-out-of-bounds in ksize_unpoisons_memory+0x81c/0x9b0 [ 11.367203] Read of size 1 at addr ffff888102a7ad73 by task kunit_try_catch/212 [ 11.367436] [ 11.367524] CPU: 1 UID: 0 PID: 212 Comm: kunit_try_catch Tainted: G B N 6.15.0-rc7-next-20250526 #1 PREEMPT(voluntary) [ 11.367569] Tainted: [B]=BAD_PAGE, [N]=TEST [ 11.367580] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 11.367601] Call Trace: [ 11.367612] <TASK> [ 11.367628] dump_stack_lvl+0x73/0xb0 [ 11.367653] print_report+0xd1/0x650 [ 11.367676] ? __virt_addr_valid+0x1db/0x2d0 [ 11.367698] ? ksize_unpoisons_memory+0x81c/0x9b0 [ 11.367721] ? kasan_complete_mode_report_info+0x2a/0x200 [ 11.367743] ? ksize_unpoisons_memory+0x81c/0x9b0 [ 11.367766] kasan_report+0x141/0x180 [ 11.367787] ? ksize_unpoisons_memory+0x81c/0x9b0 [ 11.367815] __asan_report_load1_noabort+0x18/0x20 [ 11.367834] ksize_unpoisons_memory+0x81c/0x9b0 [ 11.367857] ? __pfx_ksize_unpoisons_memory+0x10/0x10 [ 11.367879] ? finish_task_switch.isra.0+0x153/0x700 [ 11.367900] ? __switch_to+0x47/0xf50 [ 11.367926] ? __schedule+0x10cc/0x2b60 [ 11.367949] ? __pfx_read_tsc+0x10/0x10 [ 11.367968] ? ktime_get_ts64+0x86/0x230 [ 11.367992] kunit_try_run_case+0x1a5/0x480 [ 11.368013] ? __pfx_kunit_try_run_case+0x10/0x10 [ 11.368032] ? _raw_spin_lock_irqsave+0xa1/0x100 [ 11.368056] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 11.368079] ? __kthread_parkme+0x82/0x180 [ 11.368098] ? preempt_count_sub+0x50/0x80 [ 11.368120] ? __pfx_kunit_try_run_case+0x10/0x10 [ 11.368140] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 11.368163] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 11.368187] kthread+0x337/0x6f0 [ 11.368205] ? trace_preempt_on+0x20/0xc0 [ 11.368226] ? __pfx_kthread+0x10/0x10 [ 11.368246] ? _raw_spin_unlock_irq+0x47/0x80 [ 11.368267] ? calculate_sigpending+0x7b/0xa0 [ 11.368289] ? __pfx_kthread+0x10/0x10 [ 11.368310] ret_from_fork+0x116/0x1d0 [ 11.368327] ? __pfx_kthread+0x10/0x10 [ 11.368346] ret_from_fork_asm+0x1a/0x30 [ 11.368397] </TASK> [ 11.368408] [ 11.385159] Allocated by task 212: [ 11.385690] kasan_save_stack+0x45/0x70 [ 11.386173] kasan_save_track+0x18/0x40 [ 11.386561] kasan_save_alloc_info+0x3b/0x50 [ 11.386987] __kasan_kmalloc+0xb7/0xc0 [ 11.387367] __kmalloc_cache_noprof+0x189/0x420 [ 11.387534] ksize_unpoisons_memory+0xc7/0x9b0 [ 11.387686] kunit_try_run_case+0x1a5/0x480 [ 11.388103] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 11.388671] kthread+0x337/0x6f0 [ 11.389046] ret_from_fork+0x116/0x1d0 [ 11.389459] ret_from_fork_asm+0x1a/0x30 [ 11.389884] [ 11.390251] The buggy address belongs to the object at ffff888102a7ad00 [ 11.390251] which belongs to the cache kmalloc-128 of size 128 [ 11.390726] The buggy address is located 0 bytes to the right of [ 11.390726] allocated 115-byte region [ffff888102a7ad00, ffff888102a7ad73) [ 11.392054] [ 11.392249] The buggy address belongs to the physical page: [ 11.392769] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x102a7a [ 11.393270] flags: 0x200000000000000(node=0|zone=2) [ 11.393657] page_type: f5(slab) [ 11.393814] raw: 0200000000000000 ffff888100041a00 dead000000000122 0000000000000000 [ 11.394473] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 11.394896] page dumped because: kasan: bad access detected [ 11.395165] [ 11.395354] Memory state around the buggy address: [ 11.395838] ffff888102a7ac00: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 11.396660] ffff888102a7ac80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 11.397269] >ffff888102a7ad00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 11.397503] ^ [ 11.397721] ffff888102a7ad80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 11.398501] ffff888102a7ae00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 11.399391] ================================================================== [ 11.425061] ================================================================== [ 11.425410] BUG: KASAN: slab-out-of-bounds in ksize_unpoisons_memory+0x7b6/0x9b0 [ 11.425810] Read of size 1 at addr ffff888102a7ad7f by task kunit_try_catch/212 [ 11.426102] [ 11.426197] CPU: 1 UID: 0 PID: 212 Comm: kunit_try_catch Tainted: G B N 6.15.0-rc7-next-20250526 #1 PREEMPT(voluntary) [ 11.426238] Tainted: [B]=BAD_PAGE, [N]=TEST [ 11.426250] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 11.426270] Call Trace: [ 11.426286] <TASK> [ 11.426301] dump_stack_lvl+0x73/0xb0 [ 11.426326] print_report+0xd1/0x650 [ 11.426349] ? __virt_addr_valid+0x1db/0x2d0 [ 11.426370] ? ksize_unpoisons_memory+0x7b6/0x9b0 [ 11.426404] ? kasan_complete_mode_report_info+0x2a/0x200 [ 11.426426] ? ksize_unpoisons_memory+0x7b6/0x9b0 [ 11.426449] kasan_report+0x141/0x180 [ 11.426471] ? ksize_unpoisons_memory+0x7b6/0x9b0 [ 11.426498] __asan_report_load1_noabort+0x18/0x20 [ 11.426519] ksize_unpoisons_memory+0x7b6/0x9b0 [ 11.426543] ? __pfx_ksize_unpoisons_memory+0x10/0x10 [ 11.426566] ? finish_task_switch.isra.0+0x153/0x700 [ 11.426587] ? __switch_to+0x47/0xf50 [ 11.426612] ? __schedule+0x10cc/0x2b60 [ 11.426636] ? __pfx_read_tsc+0x10/0x10 [ 11.426656] ? ktime_get_ts64+0x86/0x230 [ 11.426680] kunit_try_run_case+0x1a5/0x480 [ 11.426700] ? __pfx_kunit_try_run_case+0x10/0x10 [ 11.426719] ? _raw_spin_lock_irqsave+0xa1/0x100 [ 11.426743] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 11.426767] ? __kthread_parkme+0x82/0x180 [ 11.426941] ? preempt_count_sub+0x50/0x80 [ 11.426968] ? __pfx_kunit_try_run_case+0x10/0x10 [ 11.426989] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 11.427055] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 11.427080] kthread+0x337/0x6f0 [ 11.427098] ? trace_preempt_on+0x20/0xc0 [ 11.427122] ? __pfx_kthread+0x10/0x10 [ 11.427142] ? _raw_spin_unlock_irq+0x47/0x80 [ 11.427164] ? calculate_sigpending+0x7b/0xa0 [ 11.427187] ? __pfx_kthread+0x10/0x10 [ 11.427208] ret_from_fork+0x116/0x1d0 [ 11.427225] ? __pfx_kthread+0x10/0x10 [ 11.427245] ret_from_fork_asm+0x1a/0x30 [ 11.427275] </TASK> [ 11.427285] [ 11.434586] Allocated by task 212: [ 11.434796] kasan_save_stack+0x45/0x70 [ 11.435005] kasan_save_track+0x18/0x40 [ 11.435249] kasan_save_alloc_info+0x3b/0x50 [ 11.435480] __kasan_kmalloc+0xb7/0xc0 [ 11.435672] __kmalloc_cache_noprof+0x189/0x420 [ 11.436127] ksize_unpoisons_memory+0xc7/0x9b0 [ 11.436354] kunit_try_run_case+0x1a5/0x480 [ 11.436551] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 11.437016] kthread+0x337/0x6f0 [ 11.437150] ret_from_fork+0x116/0x1d0 [ 11.437327] ret_from_fork_asm+0x1a/0x30 [ 11.437540] [ 11.437636] The buggy address belongs to the object at ffff888102a7ad00 [ 11.437636] which belongs to the cache kmalloc-128 of size 128 [ 11.438243] The buggy address is located 12 bytes to the right of [ 11.438243] allocated 115-byte region [ffff888102a7ad00, ffff888102a7ad73) [ 11.438620] [ 11.438714] The buggy address belongs to the physical page: [ 11.438963] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x102a7a [ 11.439394] flags: 0x200000000000000(node=0|zone=2) [ 11.439562] page_type: f5(slab) [ 11.439732] raw: 0200000000000000 ffff888100041a00 dead000000000122 0000000000000000 [ 11.440196] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 11.440485] page dumped because: kasan: bad access detected [ 11.440658] [ 11.440731] Memory state around the buggy address: [ 11.440890] ffff888102a7ac00: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 11.441302] ffff888102a7ac80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 11.441636] >ffff888102a7ad00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 11.441952] ^ [ 11.442283] ffff888102a7ad80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 11.442766] ffff888102a7ae00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 11.443154] ==================================================================