Date
May 12, 2025, 11:48 a.m.
| Environment | |
|---|---|
| qemu-arm64 | |
| qemu-x86_64 |
[ 17.052218] ================================================================== [ 17.052577] BUG: KASAN: slab-out-of-bounds in ksize_unpoisons_memory+0x628/0x740 [ 17.052704] Read of size 1 at addr fff00000c78d9373 by task kunit_try_catch/194 [ 17.052874] [ 17.052973] CPU: 1 UID: 0 PID: 194 Comm: kunit_try_catch Tainted: G B N 6.15.0-rc6-next-20250512 #1 PREEMPT [ 17.053283] Tainted: [B]=BAD_PAGE, [N]=TEST [ 17.053375] Hardware name: linux,dummy-virt (DT) [ 17.053479] Call trace: [ 17.053540] show_stack+0x20/0x38 (C) [ 17.053648] dump_stack_lvl+0x8c/0xd0 [ 17.053760] print_report+0x118/0x608 [ 17.053866] kasan_report+0xdc/0x128 [ 17.053957] __asan_report_load1_noabort+0x20/0x30 [ 17.054073] ksize_unpoisons_memory+0x628/0x740 [ 17.054667] kunit_try_run_case+0x170/0x3f0 [ 17.054825] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 17.054991] kthread+0x328/0x630 [ 17.055111] ret_from_fork+0x10/0x20 [ 17.055244] [ 17.055279] Allocated by task 194: [ 17.055338] kasan_save_stack+0x3c/0x68 [ 17.055522] kasan_save_track+0x20/0x40 [ 17.055608] kasan_save_alloc_info+0x40/0x58 [ 17.055785] __kasan_kmalloc+0xd4/0xd8 [ 17.055862] __kmalloc_cache_noprof+0x15c/0x3c0 [ 17.055944] ksize_unpoisons_memory+0xc0/0x740 [ 17.056020] kunit_try_run_case+0x170/0x3f0 [ 17.056111] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 17.056210] kthread+0x328/0x630 [ 17.056282] ret_from_fork+0x10/0x20 [ 17.056356] [ 17.056407] The buggy address belongs to the object at fff00000c78d9300 [ 17.056407] which belongs to the cache kmalloc-128 of size 128 [ 17.056601] The buggy address is located 0 bytes to the right of [ 17.056601] allocated 115-byte region [fff00000c78d9300, fff00000c78d9373) [ 17.056806] [ 17.056845] The buggy address belongs to the physical page: [ 17.056954] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1078d9 [ 17.057150] flags: 0xbfffe0000000000(node=0|zone=2|lastcpupid=0x1ffff) [ 17.057324] page_type: f5(slab) [ 17.057443] raw: 0bfffe0000000000 fff00000c0001a00 dead000000000122 0000000000000000 [ 17.057579] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 17.057730] page dumped because: kasan: bad access detected [ 17.057842] [ 17.057884] Memory state around the buggy address: [ 17.057948] fff00000c78d9200: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 17.058057] fff00000c78d9280: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 17.058442] >fff00000c78d9300: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 17.058603] ^ [ 17.058724] fff00000c78d9380: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 17.058830] fff00000c78d9400: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 17.058923] ================================================================== [ 17.060069] ================================================================== [ 17.060174] BUG: KASAN: slab-out-of-bounds in ksize_unpoisons_memory+0x618/0x740 [ 17.060277] Read of size 1 at addr fff00000c78d9378 by task kunit_try_catch/194 [ 17.060380] [ 17.060441] CPU: 1 UID: 0 PID: 194 Comm: kunit_try_catch Tainted: G B N 6.15.0-rc6-next-20250512 #1 PREEMPT [ 17.060623] Tainted: [B]=BAD_PAGE, [N]=TEST [ 17.060679] Hardware name: linux,dummy-virt (DT) [ 17.060741] Call trace: [ 17.060790] show_stack+0x20/0x38 (C) [ 17.060893] dump_stack_lvl+0x8c/0xd0 [ 17.060997] print_report+0x118/0x608 [ 17.061207] kasan_report+0xdc/0x128 [ 17.061310] __asan_report_load1_noabort+0x20/0x30 [ 17.061419] ksize_unpoisons_memory+0x618/0x740 [ 17.061527] kunit_try_run_case+0x170/0x3f0 [ 17.061633] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 17.061748] kthread+0x328/0x630 [ 17.061843] ret_from_fork+0x10/0x20 [ 17.061981] [ 17.062019] Allocated by task 194: [ 17.062083] kasan_save_stack+0x3c/0x68 [ 17.062167] kasan_save_track+0x20/0x40 [ 17.062245] kasan_save_alloc_info+0x40/0x58 [ 17.062335] __kasan_kmalloc+0xd4/0xd8 [ 17.062409] __kmalloc_cache_noprof+0x15c/0x3c0 [ 17.062490] ksize_unpoisons_memory+0xc0/0x740 [ 17.062583] kunit_try_run_case+0x170/0x3f0 [ 17.062661] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 17.062750] kthread+0x328/0x630 [ 17.063383] ret_from_fork+0x10/0x20 [ 17.063450] [ 17.063490] The buggy address belongs to the object at fff00000c78d9300 [ 17.063490] which belongs to the cache kmalloc-128 of size 128 [ 17.063616] The buggy address is located 5 bytes to the right of [ 17.063616] allocated 115-byte region [fff00000c78d9300, fff00000c78d9373) [ 17.063808] [ 17.063862] The buggy address belongs to the physical page: [ 17.063952] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1078d9 [ 17.064093] flags: 0xbfffe0000000000(node=0|zone=2|lastcpupid=0x1ffff) [ 17.064174] page_type: f5(slab) [ 17.064249] raw: 0bfffe0000000000 fff00000c0001a00 dead000000000122 0000000000000000 [ 17.064355] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 17.064449] page dumped because: kasan: bad access detected [ 17.064518] [ 17.064559] Memory state around the buggy address: [ 17.064620] fff00000c78d9200: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 17.065574] fff00000c78d9280: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 17.065869] >fff00000c78d9300: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 17.066012] ^ [ 17.066114] fff00000c78d9380: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 17.066210] fff00000c78d9400: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 17.066295] ================================================================== [ 17.068452] ================================================================== [ 17.068610] BUG: KASAN: slab-out-of-bounds in ksize_unpoisons_memory+0x690/0x740 [ 17.068756] Read of size 1 at addr fff00000c78d937f by task kunit_try_catch/194 [ 17.068901] [ 17.068984] CPU: 1 UID: 0 PID: 194 Comm: kunit_try_catch Tainted: G B N 6.15.0-rc6-next-20250512 #1 PREEMPT [ 17.069169] Tainted: [B]=BAD_PAGE, [N]=TEST [ 17.069224] Hardware name: linux,dummy-virt (DT) [ 17.069300] Call trace: [ 17.069345] show_stack+0x20/0x38 (C) [ 17.069660] dump_stack_lvl+0x8c/0xd0 [ 17.069886] print_report+0x118/0x608 [ 17.070037] kasan_report+0xdc/0x128 [ 17.070154] __asan_report_load1_noabort+0x20/0x30 [ 17.070255] ksize_unpoisons_memory+0x690/0x740 [ 17.070543] kunit_try_run_case+0x170/0x3f0 [ 17.070653] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 17.070771] kthread+0x328/0x630 [ 17.070902] ret_from_fork+0x10/0x20 [ 17.071049] [ 17.071089] Allocated by task 194: [ 17.071147] kasan_save_stack+0x3c/0x68 [ 17.071235] kasan_save_track+0x20/0x40 [ 17.071353] kasan_save_alloc_info+0x40/0x58 [ 17.071427] __kasan_kmalloc+0xd4/0xd8 [ 17.071497] __kmalloc_cache_noprof+0x15c/0x3c0 [ 17.071672] ksize_unpoisons_memory+0xc0/0x740 [ 17.071876] kunit_try_run_case+0x170/0x3f0 [ 17.072090] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 17.072181] kthread+0x328/0x630 [ 17.072547] ret_from_fork+0x10/0x20 [ 17.072803] [ 17.072842] The buggy address belongs to the object at fff00000c78d9300 [ 17.072842] which belongs to the cache kmalloc-128 of size 128 [ 17.073016] The buggy address is located 12 bytes to the right of [ 17.073016] allocated 115-byte region [fff00000c78d9300, fff00000c78d9373) [ 17.073172] [ 17.073233] The buggy address belongs to the physical page: [ 17.073292] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1078d9 [ 17.073404] flags: 0xbfffe0000000000(node=0|zone=2|lastcpupid=0x1ffff) [ 17.073504] page_type: f5(slab) [ 17.073586] raw: 0bfffe0000000000 fff00000c0001a00 dead000000000122 0000000000000000 [ 17.073693] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 17.073781] page dumped because: kasan: bad access detected [ 17.073850] [ 17.073887] Memory state around the buggy address: [ 17.073948] fff00000c78d9200: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 17.074027] fff00000c78d9280: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 17.074369] >fff00000c78d9300: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 17.074687] ^ [ 17.074769] fff00000c78d9380: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 17.074850] fff00000c78d9400: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 17.074930] ==================================================================
[ 17.196041] ================================================================== [ 17.196820] BUG: KASAN: slab-out-of-bounds in ksize_unpoisons_memory+0x7b6/0x9b0 [ 17.197372] Read of size 1 at addr ffff88810230657f by task kunit_try_catch/211 [ 17.197862] [ 17.198192] CPU: 0 UID: 0 PID: 211 Comm: kunit_try_catch Tainted: G B N 6.15.0-rc6-next-20250512 #1 PREEMPT(voluntary) [ 17.198312] Tainted: [B]=BAD_PAGE, [N]=TEST [ 17.198337] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 17.198379] Call Trace: [ 17.198415] <TASK> [ 17.198452] dump_stack_lvl+0x73/0xb0 [ 17.198516] print_report+0xd1/0x650 [ 17.198561] ? __virt_addr_valid+0x1db/0x2d0 [ 17.198603] ? ksize_unpoisons_memory+0x7b6/0x9b0 [ 17.198643] ? kasan_complete_mode_report_info+0x2a/0x200 [ 17.198726] ? ksize_unpoisons_memory+0x7b6/0x9b0 [ 17.198769] kasan_report+0x141/0x180 [ 17.198814] ? ksize_unpoisons_memory+0x7b6/0x9b0 [ 17.198865] __asan_report_load1_noabort+0x18/0x20 [ 17.198907] ksize_unpoisons_memory+0x7b6/0x9b0 [ 17.198952] ? __pfx_ksize_unpoisons_memory+0x10/0x10 [ 17.199003] ? finish_task_switch.isra.0+0x153/0x700 [ 17.199182] ? __switch_to+0x47/0xf50 [ 17.199238] ? __schedule+0x10cc/0x2b60 [ 17.199295] ? __pfx_read_tsc+0x10/0x10 [ 17.199339] ? ktime_get_ts64+0x86/0x230 [ 17.199388] kunit_try_run_case+0x1a5/0x480 [ 17.199438] ? __pfx_kunit_try_run_case+0x10/0x10 [ 17.199478] ? _raw_spin_lock_irqsave+0xa1/0x100 [ 17.199519] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 17.199563] ? __kthread_parkme+0x82/0x180 [ 17.199599] ? preempt_count_sub+0x50/0x80 [ 17.199645] ? __pfx_kunit_try_run_case+0x10/0x10 [ 17.199727] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 17.199771] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 17.199814] kthread+0x337/0x6f0 [ 17.199851] ? trace_preempt_on+0x20/0xc0 [ 17.199898] ? __pfx_kthread+0x10/0x10 [ 17.199937] ? _raw_spin_unlock_irq+0x47/0x80 [ 17.199977] ? calculate_sigpending+0x7b/0xa0 [ 17.200012] ? __pfx_kthread+0x10/0x10 [ 17.200054] ret_from_fork+0x116/0x1d0 [ 17.200127] ? __pfx_kthread+0x10/0x10 [ 17.200167] ret_from_fork_asm+0x1a/0x30 [ 17.200212] </TASK> [ 17.200227] [ 17.211082] Allocated by task 211: [ 17.211284] kasan_save_stack+0x45/0x70 [ 17.211502] kasan_save_track+0x18/0x40 [ 17.211833] kasan_save_alloc_info+0x3b/0x50 [ 17.212196] __kasan_kmalloc+0xb7/0xc0 [ 17.212766] __kmalloc_cache_noprof+0x189/0x420 [ 17.213254] ksize_unpoisons_memory+0xc7/0x9b0 [ 17.213812] kunit_try_run_case+0x1a5/0x480 [ 17.214878] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 17.215562] kthread+0x337/0x6f0 [ 17.215962] ret_from_fork+0x116/0x1d0 [ 17.216497] ret_from_fork_asm+0x1a/0x30 [ 17.216877] [ 17.217004] The buggy address belongs to the object at ffff888102306500 [ 17.217004] which belongs to the cache kmalloc-128 of size 128 [ 17.217948] The buggy address is located 12 bytes to the right of [ 17.217948] allocated 115-byte region [ffff888102306500, ffff888102306573) [ 17.218987] [ 17.219722] The buggy address belongs to the physical page: [ 17.220364] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x102306 [ 17.220966] flags: 0x200000000000000(node=0|zone=2) [ 17.221550] page_type: f5(slab) [ 17.221902] raw: 0200000000000000 ffff888100041a00 dead000000000122 0000000000000000 [ 17.222620] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 17.223339] page dumped because: kasan: bad access detected [ 17.223839] [ 17.223970] Memory state around the buggy address: [ 17.225029] ffff888102306400: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 17.225726] ffff888102306480: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 17.226223] >ffff888102306500: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 17.226732] ^ [ 17.227216] ffff888102306580: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 17.227554] ffff888102306600: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 17.228400] ================================================================== [ 17.126602] ================================================================== [ 17.127144] BUG: KASAN: slab-out-of-bounds in ksize_unpoisons_memory+0x81c/0x9b0 [ 17.128036] Read of size 1 at addr ffff888102306573 by task kunit_try_catch/211 [ 17.128513] [ 17.128733] CPU: 0 UID: 0 PID: 211 Comm: kunit_try_catch Tainted: G B N 6.15.0-rc6-next-20250512 #1 PREEMPT(voluntary) [ 17.129211] Tainted: [B]=BAD_PAGE, [N]=TEST [ 17.129240] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 17.129300] Call Trace: [ 17.129333] <TASK> [ 17.129373] dump_stack_lvl+0x73/0xb0 [ 17.129454] print_report+0xd1/0x650 [ 17.129493] ? __virt_addr_valid+0x1db/0x2d0 [ 17.129533] ? ksize_unpoisons_memory+0x81c/0x9b0 [ 17.129570] ? kasan_complete_mode_report_info+0x2a/0x200 [ 17.129600] ? ksize_unpoisons_memory+0x81c/0x9b0 [ 17.129624] kasan_report+0x141/0x180 [ 17.129647] ? ksize_unpoisons_memory+0x81c/0x9b0 [ 17.129687] __asan_report_load1_noabort+0x18/0x20 [ 17.129720] ksize_unpoisons_memory+0x81c/0x9b0 [ 17.129745] ? __pfx_ksize_unpoisons_memory+0x10/0x10 [ 17.129769] ? finish_task_switch.isra.0+0x153/0x700 [ 17.129794] ? __switch_to+0x47/0xf50 [ 17.129822] ? __schedule+0x10cc/0x2b60 [ 17.129845] ? __pfx_read_tsc+0x10/0x10 [ 17.129868] ? ktime_get_ts64+0x86/0x230 [ 17.129894] kunit_try_run_case+0x1a5/0x480 [ 17.129922] ? __pfx_kunit_try_run_case+0x10/0x10 [ 17.129944] ? _raw_spin_lock_irqsave+0xa1/0x100 [ 17.129968] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 17.129991] ? __kthread_parkme+0x82/0x180 [ 17.130012] ? preempt_count_sub+0x50/0x80 [ 17.130037] ? __pfx_kunit_try_run_case+0x10/0x10 [ 17.130093] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 17.130131] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 17.130157] kthread+0x337/0x6f0 [ 17.130178] ? trace_preempt_on+0x20/0xc0 [ 17.130205] ? __pfx_kthread+0x10/0x10 [ 17.130226] ? _raw_spin_unlock_irq+0x47/0x80 [ 17.130247] ? calculate_sigpending+0x7b/0xa0 [ 17.130295] ? __pfx_kthread+0x10/0x10 [ 17.130317] ret_from_fork+0x116/0x1d0 [ 17.130337] ? __pfx_kthread+0x10/0x10 [ 17.130358] ret_from_fork_asm+0x1a/0x30 [ 17.130390] </TASK> [ 17.130404] [ 17.144511] Allocated by task 211: [ 17.145107] kasan_save_stack+0x45/0x70 [ 17.145354] kasan_save_track+0x18/0x40 [ 17.145776] kasan_save_alloc_info+0x3b/0x50 [ 17.146104] __kasan_kmalloc+0xb7/0xc0 [ 17.146779] __kmalloc_cache_noprof+0x189/0x420 [ 17.147341] ksize_unpoisons_memory+0xc7/0x9b0 [ 17.147530] kunit_try_run_case+0x1a5/0x480 [ 17.147836] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 17.148578] kthread+0x337/0x6f0 [ 17.148924] ret_from_fork+0x116/0x1d0 [ 17.149359] ret_from_fork_asm+0x1a/0x30 [ 17.149988] [ 17.150418] The buggy address belongs to the object at ffff888102306500 [ 17.150418] which belongs to the cache kmalloc-128 of size 128 [ 17.151129] The buggy address is located 0 bytes to the right of [ 17.151129] allocated 115-byte region [ffff888102306500, ffff888102306573) [ 17.152042] [ 17.152173] The buggy address belongs to the physical page: [ 17.152900] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x102306 [ 17.153461] flags: 0x200000000000000(node=0|zone=2) [ 17.153944] page_type: f5(slab) [ 17.154354] raw: 0200000000000000 ffff888100041a00 dead000000000122 0000000000000000 [ 17.155302] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 17.155697] page dumped because: kasan: bad access detected [ 17.156088] [ 17.156241] Memory state around the buggy address: [ 17.156544] ffff888102306400: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 17.156856] ffff888102306480: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 17.157556] >ffff888102306500: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 17.157879] ^ [ 17.158521] ffff888102306580: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 17.158936] ffff888102306600: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 17.159503] ================================================================== [ 17.162672] ================================================================== [ 17.163002] BUG: KASAN: slab-out-of-bounds in ksize_unpoisons_memory+0x7e9/0x9b0 [ 17.163251] Read of size 1 at addr ffff888102306578 by task kunit_try_catch/211 [ 17.163469] [ 17.163855] CPU: 0 UID: 0 PID: 211 Comm: kunit_try_catch Tainted: G B N 6.15.0-rc6-next-20250512 #1 PREEMPT(voluntary) [ 17.163956] Tainted: [B]=BAD_PAGE, [N]=TEST [ 17.163979] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 17.164013] Call Trace: [ 17.164032] <TASK> [ 17.164064] dump_stack_lvl+0x73/0xb0 [ 17.164125] print_report+0xd1/0x650 [ 17.164173] ? __virt_addr_valid+0x1db/0x2d0 [ 17.164612] ? ksize_unpoisons_memory+0x7e9/0x9b0 [ 17.164664] ? kasan_complete_mode_report_info+0x2a/0x200 [ 17.164729] ? ksize_unpoisons_memory+0x7e9/0x9b0 [ 17.164773] kasan_report+0x141/0x180 [ 17.164820] ? ksize_unpoisons_memory+0x7e9/0x9b0 [ 17.165275] __asan_report_load1_noabort+0x18/0x20 [ 17.165331] ksize_unpoisons_memory+0x7e9/0x9b0 [ 17.165369] ? __pfx_ksize_unpoisons_memory+0x10/0x10 [ 17.165402] ? finish_task_switch.isra.0+0x153/0x700 [ 17.165437] ? __switch_to+0x47/0xf50 [ 17.165476] ? __schedule+0x10cc/0x2b60 [ 17.165509] ? __pfx_read_tsc+0x10/0x10 [ 17.165541] ? ktime_get_ts64+0x86/0x230 [ 17.165577] kunit_try_run_case+0x1a5/0x480 [ 17.165615] ? __pfx_kunit_try_run_case+0x10/0x10 [ 17.165649] ? _raw_spin_lock_irqsave+0xa1/0x100 [ 17.165739] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 17.165781] ? __kthread_parkme+0x82/0x180 [ 17.165824] ? preempt_count_sub+0x50/0x80 [ 17.165860] ? __pfx_kunit_try_run_case+0x10/0x10 [ 17.165886] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 17.165910] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 17.165935] kthread+0x337/0x6f0 [ 17.165956] ? trace_preempt_on+0x20/0xc0 [ 17.165982] ? __pfx_kthread+0x10/0x10 [ 17.166003] ? _raw_spin_unlock_irq+0x47/0x80 [ 17.166024] ? calculate_sigpending+0x7b/0xa0 [ 17.166059] ? __pfx_kthread+0x10/0x10 [ 17.166115] ret_from_fork+0x116/0x1d0 [ 17.166149] ? __pfx_kthread+0x10/0x10 [ 17.166185] ret_from_fork_asm+0x1a/0x30 [ 17.166223] </TASK> [ 17.166237] [ 17.180334] Allocated by task 211: [ 17.180630] kasan_save_stack+0x45/0x70 [ 17.181440] kasan_save_track+0x18/0x40 [ 17.181814] kasan_save_alloc_info+0x3b/0x50 [ 17.182274] __kasan_kmalloc+0xb7/0xc0 [ 17.182572] __kmalloc_cache_noprof+0x189/0x420 [ 17.182850] ksize_unpoisons_memory+0xc7/0x9b0 [ 17.183281] kunit_try_run_case+0x1a5/0x480 [ 17.183652] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 17.183983] kthread+0x337/0x6f0 [ 17.184789] ret_from_fork+0x116/0x1d0 [ 17.185049] ret_from_fork_asm+0x1a/0x30 [ 17.185525] [ 17.185647] The buggy address belongs to the object at ffff888102306500 [ 17.185647] which belongs to the cache kmalloc-128 of size 128 [ 17.186505] The buggy address is located 5 bytes to the right of [ 17.186505] allocated 115-byte region [ffff888102306500, ffff888102306573) [ 17.187469] [ 17.187605] The buggy address belongs to the physical page: [ 17.187966] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x102306 [ 17.188582] flags: 0x200000000000000(node=0|zone=2) [ 17.188853] page_type: f5(slab) [ 17.189684] raw: 0200000000000000 ffff888100041a00 dead000000000122 0000000000000000 [ 17.190237] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 17.190605] page dumped because: kasan: bad access detected [ 17.191293] [ 17.191465] Memory state around the buggy address: [ 17.191840] ffff888102306400: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 17.192440] ffff888102306480: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 17.192758] >ffff888102306500: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 17.193401] ^ [ 17.193833] ffff888102306580: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 17.194815] ffff888102306600: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 17.195251] ==================================================================