Date
June 20, 2025, 12:38 p.m.
| Environment | |
|---|---|
| qemu-arm64 | |
| qemu-x86_64 |
[ 31.030562] ================================================================== [ 31.030723] BUG: KASAN: slab-out-of-bounds in kmalloc_oob_right+0x538/0x660 [ 31.030865] Write of size 1 at addr fff00000c44df278 by task kunit_try_catch/147 [ 31.030995] [ 31.031074] CPU: 1 UID: 0 PID: 147 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc2-next-20250620 #1 PREEMPT [ 31.031287] Tainted: [B]=BAD_PAGE, [N]=TEST [ 31.031356] Hardware name: linux,dummy-virt (DT) [ 31.031469] Call trace: [ 31.031529] show_stack+0x20/0x38 (C) [ 31.031666] dump_stack_lvl+0x8c/0xd0 [ 31.031785] print_report+0x118/0x608 [ 31.031903] kasan_report+0xdc/0x128 [ 31.032019] __asan_report_store1_noabort+0x20/0x30 [ 31.032145] kmalloc_oob_right+0x538/0x660 [ 31.032260] kunit_try_run_case+0x170/0x3f0 [ 31.032422] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 31.032535] kthread+0x328/0x630 [ 31.032624] ret_from_fork+0x10/0x20 [ 31.032723] [ 31.032763] Allocated by task 147: [ 31.032823] kasan_save_stack+0x3c/0x68 [ 31.034662] kasan_save_track+0x20/0x40 [ 31.034792] kasan_save_alloc_info+0x40/0x58 [ 31.034912] __kasan_kmalloc+0xd4/0xd8 [ 31.035025] __kmalloc_cache_noprof+0x16c/0x3c0 [ 31.035174] kmalloc_oob_right+0xb0/0x660 [ 31.035347] kunit_try_run_case+0x170/0x3f0 [ 31.035470] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 31.035585] kthread+0x328/0x630 [ 31.035685] ret_from_fork+0x10/0x20 [ 31.035779] [ 31.035834] The buggy address belongs to the object at fff00000c44df200 [ 31.035834] which belongs to the cache kmalloc-128 of size 128 [ 31.036036] The buggy address is located 5 bytes to the right of [ 31.036036] allocated 115-byte region [fff00000c44df200, fff00000c44df273) [ 31.036208] [ 31.036262] The buggy address belongs to the physical page: [ 31.036346] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1044df [ 31.036553] flags: 0xbfffe0000000000(node=0|zone=2|lastcpupid=0x1ffff) [ 31.036859] page_type: f5(slab) [ 31.037057] raw: 0bfffe0000000000 fff00000c0001a00 dead000000000122 0000000000000000 [ 31.037176] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 31.037680] page dumped because: kasan: bad access detected [ 31.037798] [ 31.037928] Memory state around the buggy address: [ 31.038260] fff00000c44df100: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 31.038489] fff00000c44df180: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 31.038659] >fff00000c44df200: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 31.039148] ^ [ 31.039469] fff00000c44df280: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 31.040366] fff00000c44df300: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 31.040544] ================================================================== [ 31.020040] ================================================================== [ 31.020685] BUG: KASAN: slab-out-of-bounds in kmalloc_oob_right+0x5a4/0x660 [ 31.022119] Write of size 1 at addr fff00000c44df273 by task kunit_try_catch/147 [ 31.022266] [ 31.023339] CPU: 1 UID: 0 PID: 147 Comm: kunit_try_catch Tainted: G N 6.16.0-rc2-next-20250620 #1 PREEMPT [ 31.023574] Tainted: [N]=TEST [ 31.023627] Hardware name: linux,dummy-virt (DT) [ 31.023918] Call trace: [ 31.024136] show_stack+0x20/0x38 (C) [ 31.024365] dump_stack_lvl+0x8c/0xd0 [ 31.024517] print_report+0x118/0x608 [ 31.024630] kasan_report+0xdc/0x128 [ 31.024728] __asan_report_store1_noabort+0x20/0x30 [ 31.024829] kmalloc_oob_right+0x5a4/0x660 [ 31.024916] kunit_try_run_case+0x170/0x3f0 [ 31.025015] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 31.025097] kthread+0x328/0x630 [ 31.025147] ret_from_fork+0x10/0x20 [ 31.025355] [ 31.025404] Allocated by task 147: [ 31.025546] kasan_save_stack+0x3c/0x68 [ 31.025654] kasan_save_track+0x20/0x40 [ 31.025705] kasan_save_alloc_info+0x40/0x58 [ 31.025750] __kasan_kmalloc+0xd4/0xd8 [ 31.025791] __kmalloc_cache_noprof+0x16c/0x3c0 [ 31.025837] kmalloc_oob_right+0xb0/0x660 [ 31.025877] kunit_try_run_case+0x170/0x3f0 [ 31.025918] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 31.025965] kthread+0x328/0x630 [ 31.026000] ret_from_fork+0x10/0x20 [ 31.026064] [ 31.026137] The buggy address belongs to the object at fff00000c44df200 [ 31.026137] which belongs to the cache kmalloc-128 of size 128 [ 31.026253] The buggy address is located 0 bytes to the right of [ 31.026253] allocated 115-byte region [fff00000c44df200, fff00000c44df273) [ 31.026329] [ 31.026429] The buggy address belongs to the physical page: [ 31.026663] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1044df [ 31.027022] flags: 0xbfffe0000000000(node=0|zone=2|lastcpupid=0x1ffff) [ 31.027382] page_type: f5(slab) [ 31.027899] raw: 0bfffe0000000000 fff00000c0001a00 dead000000000122 0000000000000000 [ 31.027979] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 31.028114] page dumped because: kasan: bad access detected [ 31.028165] [ 31.028196] Memory state around the buggy address: [ 31.028477] fff00000c44df100: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 31.028564] fff00000c44df180: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 31.028642] >fff00000c44df200: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 31.028710] ^ [ 31.028812] fff00000c44df280: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 31.028862] fff00000c44df300: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 31.028938] ================================================================== [ 31.043724] ================================================================== [ 31.043857] BUG: KASAN: slab-out-of-bounds in kmalloc_oob_right+0x5d0/0x660 [ 31.043991] Read of size 1 at addr fff00000c44df280 by task kunit_try_catch/147 [ 31.044115] [ 31.044199] CPU: 1 UID: 0 PID: 147 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc2-next-20250620 #1 PREEMPT [ 31.045759] Tainted: [B]=BAD_PAGE, [N]=TEST [ 31.045858] Hardware name: linux,dummy-virt (DT) [ 31.046807] Call trace: [ 31.046977] show_stack+0x20/0x38 (C) [ 31.047235] dump_stack_lvl+0x8c/0xd0 [ 31.047524] print_report+0x118/0x608 [ 31.047692] kasan_report+0xdc/0x128 [ 31.048116] __asan_report_load1_noabort+0x20/0x30 [ 31.048807] kmalloc_oob_right+0x5d0/0x660 [ 31.049139] kunit_try_run_case+0x170/0x3f0 [ 31.049590] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 31.050346] kthread+0x328/0x630 [ 31.050719] ret_from_fork+0x10/0x20 [ 31.051079] [ 31.051126] Allocated by task 147: [ 31.051841] kasan_save_stack+0x3c/0x68 [ 31.052086] kasan_save_track+0x20/0x40 [ 31.052183] kasan_save_alloc_info+0x40/0x58 [ 31.052453] __kasan_kmalloc+0xd4/0xd8 [ 31.052590] __kmalloc_cache_noprof+0x16c/0x3c0 [ 31.052768] kmalloc_oob_right+0xb0/0x660 [ 31.052852] kunit_try_run_case+0x170/0x3f0 [ 31.052947] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 31.053077] kthread+0x328/0x630 [ 31.053155] ret_from_fork+0x10/0x20 [ 31.053222] [ 31.053292] The buggy address belongs to the object at fff00000c44df200 [ 31.053292] which belongs to the cache kmalloc-128 of size 128 [ 31.053452] The buggy address is located 13 bytes to the right of [ 31.053452] allocated 115-byte region [fff00000c44df200, fff00000c44df273) [ 31.053652] [ 31.053732] The buggy address belongs to the physical page: [ 31.053962] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1044df [ 31.054232] flags: 0xbfffe0000000000(node=0|zone=2|lastcpupid=0x1ffff) [ 31.054429] page_type: f5(slab) [ 31.054747] raw: 0bfffe0000000000 fff00000c0001a00 dead000000000122 0000000000000000 [ 31.055237] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 31.055351] page dumped because: kasan: bad access detected [ 31.055441] [ 31.056112] Memory state around the buggy address: [ 31.056517] fff00000c44df180: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 31.056812] fff00000c44df200: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 31.056896] >fff00000c44df280: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 31.056973] ^ [ 31.057040] fff00000c44df300: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 31.057863] fff00000c44df380: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 31.058161] ==================================================================
[ 24.601856] ================================================================== [ 24.602213] BUG: KASAN: slab-out-of-bounds in kmalloc_oob_right+0x6bd/0x7f0 [ 24.603011] Write of size 1 at addr ffff888102b17078 by task kunit_try_catch/165 [ 24.603305] [ 24.603464] CPU: 1 UID: 0 PID: 165 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc2-next-20250620 #1 PREEMPT(voluntary) [ 24.603557] Tainted: [B]=BAD_PAGE, [N]=TEST [ 24.603582] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 24.603624] Call Trace: [ 24.603663] <TASK> [ 24.603701] dump_stack_lvl+0x73/0xb0 [ 24.603760] print_report+0xd1/0x650 [ 24.603802] ? __virt_addr_valid+0x1db/0x2d0 [ 24.603845] ? kmalloc_oob_right+0x6bd/0x7f0 [ 24.603880] ? kasan_complete_mode_report_info+0x2a/0x200 [ 24.603926] ? kmalloc_oob_right+0x6bd/0x7f0 [ 24.603965] kasan_report+0x141/0x180 [ 24.604011] ? kmalloc_oob_right+0x6bd/0x7f0 [ 24.604062] __asan_report_store1_noabort+0x1b/0x30 [ 24.604107] kmalloc_oob_right+0x6bd/0x7f0 [ 24.604147] ? __pfx_kmalloc_oob_right+0x10/0x10 [ 24.604190] ? __schedule+0x10cc/0x2b60 [ 24.604240] ? __pfx_read_tsc+0x10/0x10 [ 24.604286] ? ktime_get_ts64+0x86/0x230 [ 24.604342] kunit_try_run_case+0x1a5/0x480 [ 24.604397] ? __pfx_kunit_try_run_case+0x10/0x10 [ 24.604436] ? _raw_spin_lock_irqsave+0xa1/0x100 [ 24.604492] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 24.604538] ? __kthread_parkme+0x82/0x180 [ 24.604580] ? preempt_count_sub+0x50/0x80 [ 24.604625] ? __pfx_kunit_try_run_case+0x10/0x10 [ 24.604668] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 24.604713] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 24.604759] kthread+0x337/0x6f0 [ 24.604797] ? trace_preempt_on+0x20/0xc0 [ 24.604840] ? __pfx_kthread+0x10/0x10 [ 24.604876] ? _raw_spin_unlock_irq+0x47/0x80 [ 24.604918] ? calculate_sigpending+0x7b/0xa0 [ 24.604966] ? __pfx_kthread+0x10/0x10 [ 24.605015] ret_from_fork+0x116/0x1d0 [ 24.605059] ? __pfx_kthread+0x10/0x10 [ 24.605096] ret_from_fork_asm+0x1a/0x30 [ 24.605130] </TASK> [ 24.605148] [ 24.615265] Allocated by task 165: [ 24.615657] kasan_save_stack+0x45/0x70 [ 24.616065] kasan_save_track+0x18/0x40 [ 24.616493] kasan_save_alloc_info+0x3b/0x50 [ 24.616831] __kasan_kmalloc+0xb7/0xc0 [ 24.617094] __kmalloc_cache_noprof+0x189/0x420 [ 24.617410] kmalloc_oob_right+0xa9/0x7f0 [ 24.617633] kunit_try_run_case+0x1a5/0x480 [ 24.617940] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 24.618405] kthread+0x337/0x6f0 [ 24.618595] ret_from_fork+0x116/0x1d0 [ 24.618873] ret_from_fork_asm+0x1a/0x30 [ 24.619225] [ 24.619398] The buggy address belongs to the object at ffff888102b17000 [ 24.619398] which belongs to the cache kmalloc-128 of size 128 [ 24.620049] The buggy address is located 5 bytes to the right of [ 24.620049] allocated 115-byte region [ffff888102b17000, ffff888102b17073) [ 24.620697] [ 24.620869] The buggy address belongs to the physical page: [ 24.621105] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x102b17 [ 24.621454] flags: 0x200000000000000(node=0|zone=2) [ 24.621675] page_type: f5(slab) [ 24.621834] raw: 0200000000000000 ffff888100041a00 dead000000000122 0000000000000000 [ 24.622357] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 24.622931] page dumped because: kasan: bad access detected [ 24.623357] [ 24.623468] Memory state around the buggy address: [ 24.623835] ffff888102b16f00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 24.624232] ffff888102b16f80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 24.624575] >ffff888102b17000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 24.624832] ^ [ 24.625094] ffff888102b17080: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 24.625389] ffff888102b17100: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 24.625906] ================================================================== [ 24.627262] ================================================================== [ 24.627881] BUG: KASAN: slab-out-of-bounds in kmalloc_oob_right+0x68a/0x7f0 [ 24.628464] Read of size 1 at addr ffff888102b17080 by task kunit_try_catch/165 [ 24.629020] [ 24.629270] CPU: 1 UID: 0 PID: 165 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc2-next-20250620 #1 PREEMPT(voluntary) [ 24.629373] Tainted: [B]=BAD_PAGE, [N]=TEST [ 24.629399] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 24.629450] Call Trace: [ 24.629492] <TASK> [ 24.629532] dump_stack_lvl+0x73/0xb0 [ 24.629599] print_report+0xd1/0x650 [ 24.629649] ? __virt_addr_valid+0x1db/0x2d0 [ 24.629699] ? kmalloc_oob_right+0x68a/0x7f0 [ 24.629745] ? kasan_complete_mode_report_info+0x2a/0x200 [ 24.629800] ? kmalloc_oob_right+0x68a/0x7f0 [ 24.629848] kasan_report+0x141/0x180 [ 24.629897] ? kmalloc_oob_right+0x68a/0x7f0 [ 24.629957] __asan_report_load1_noabort+0x18/0x20 [ 24.630010] kmalloc_oob_right+0x68a/0x7f0 [ 24.630070] ? __pfx_kmalloc_oob_right+0x10/0x10 [ 24.630117] ? __schedule+0x10cc/0x2b60 [ 24.630207] ? __pfx_read_tsc+0x10/0x10 [ 24.630256] ? ktime_get_ts64+0x86/0x230 [ 24.630315] kunit_try_run_case+0x1a5/0x480 [ 24.630371] ? __pfx_kunit_try_run_case+0x10/0x10 [ 24.630419] ? _raw_spin_lock_irqsave+0xa1/0x100 [ 24.630480] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 24.630533] ? __kthread_parkme+0x82/0x180 [ 24.630581] ? preempt_count_sub+0x50/0x80 [ 24.630637] ? __pfx_kunit_try_run_case+0x10/0x10 [ 24.630690] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 24.630742] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 24.630794] kthread+0x337/0x6f0 [ 24.630839] ? trace_preempt_on+0x20/0xc0 [ 24.630891] ? __pfx_kthread+0x10/0x10 [ 24.630937] ? _raw_spin_unlock_irq+0x47/0x80 [ 24.630985] ? calculate_sigpending+0x7b/0xa0 [ 24.631026] ? __pfx_kthread+0x10/0x10 [ 24.631052] ret_from_fork+0x116/0x1d0 [ 24.631072] ? __pfx_kthread+0x10/0x10 [ 24.631094] ret_from_fork_asm+0x1a/0x30 [ 24.631126] </TASK> [ 24.631152] [ 24.641171] Allocated by task 165: [ 24.641340] kasan_save_stack+0x45/0x70 [ 24.641543] kasan_save_track+0x18/0x40 [ 24.641749] kasan_save_alloc_info+0x3b/0x50 [ 24.641965] __kasan_kmalloc+0xb7/0xc0 [ 24.643437] __kmalloc_cache_noprof+0x189/0x420 [ 24.643821] kmalloc_oob_right+0xa9/0x7f0 [ 24.644024] kunit_try_run_case+0x1a5/0x480 [ 24.644870] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 24.645288] kthread+0x337/0x6f0 [ 24.645658] ret_from_fork+0x116/0x1d0 [ 24.645902] ret_from_fork_asm+0x1a/0x30 [ 24.646098] [ 24.646213] The buggy address belongs to the object at ffff888102b17000 [ 24.646213] which belongs to the cache kmalloc-128 of size 128 [ 24.646888] The buggy address is located 13 bytes to the right of [ 24.646888] allocated 115-byte region [ffff888102b17000, ffff888102b17073) [ 24.647562] [ 24.647732] The buggy address belongs to the physical page: [ 24.648011] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x102b17 [ 24.648459] flags: 0x200000000000000(node=0|zone=2) [ 24.648848] page_type: f5(slab) [ 24.649097] raw: 0200000000000000 ffff888100041a00 dead000000000122 0000000000000000 [ 24.649398] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 24.649821] page dumped because: kasan: bad access detected [ 24.650224] [ 24.650332] Memory state around the buggy address: [ 24.650544] ffff888102b16f80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 24.651023] ffff888102b17000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 24.651565] >ffff888102b17080: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 24.652055] ^ [ 24.652320] ffff888102b17100: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 24.652638] ffff888102b17180: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 24.652889] ================================================================== [ 24.566764] ================================================================== [ 24.567949] BUG: KASAN: slab-out-of-bounds in kmalloc_oob_right+0x6f0/0x7f0 [ 24.569003] Write of size 1 at addr ffff888102b17073 by task kunit_try_catch/165 [ 24.569701] [ 24.571416] CPU: 1 UID: 0 PID: 165 Comm: kunit_try_catch Tainted: G N 6.16.0-rc2-next-20250620 #1 PREEMPT(voluntary) [ 24.572020] Tainted: [N]=TEST [ 24.572066] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 24.572407] Call Trace: [ 24.572517] <TASK> [ 24.572701] dump_stack_lvl+0x73/0xb0 [ 24.572829] print_report+0xd1/0x650 [ 24.572864] ? __virt_addr_valid+0x1db/0x2d0 [ 24.572892] ? kmalloc_oob_right+0x6f0/0x7f0 [ 24.572915] ? kasan_complete_mode_report_info+0x2a/0x200 [ 24.572942] ? kmalloc_oob_right+0x6f0/0x7f0 [ 24.572964] kasan_report+0x141/0x180 [ 24.572986] ? kmalloc_oob_right+0x6f0/0x7f0 [ 24.573013] __asan_report_store1_noabort+0x1b/0x30 [ 24.573038] kmalloc_oob_right+0x6f0/0x7f0 [ 24.573061] ? __pfx_kmalloc_oob_right+0x10/0x10 [ 24.573085] ? __schedule+0x10cc/0x2b60 [ 24.573110] ? __pfx_read_tsc+0x10/0x10 [ 24.573133] ? ktime_get_ts64+0x86/0x230 [ 24.573178] kunit_try_run_case+0x1a5/0x480 [ 24.573208] ? __pfx_kunit_try_run_case+0x10/0x10 [ 24.573230] ? _raw_spin_lock_irqsave+0xa1/0x100 [ 24.573253] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 24.573276] ? __kthread_parkme+0x82/0x180 [ 24.573299] ? preempt_count_sub+0x50/0x80 [ 24.573324] ? __pfx_kunit_try_run_case+0x10/0x10 [ 24.573348] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 24.573372] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 24.573395] kthread+0x337/0x6f0 [ 24.573415] ? trace_preempt_on+0x20/0xc0 [ 24.573451] ? __pfx_kthread+0x10/0x10 [ 24.573477] ? _raw_spin_unlock_irq+0x47/0x80 [ 24.573500] ? calculate_sigpending+0x7b/0xa0 [ 24.573525] ? __pfx_kthread+0x10/0x10 [ 24.573548] ret_from_fork+0x116/0x1d0 [ 24.573567] ? __pfx_kthread+0x10/0x10 [ 24.573589] ret_from_fork_asm+0x1a/0x30 [ 24.573650] </TASK> [ 24.573733] [ 24.582946] Allocated by task 165: [ 24.583618] kasan_save_stack+0x45/0x70 [ 24.584027] kasan_save_track+0x18/0x40 [ 24.585051] kasan_save_alloc_info+0x3b/0x50 [ 24.586320] __kasan_kmalloc+0xb7/0xc0 [ 24.586559] __kmalloc_cache_noprof+0x189/0x420 [ 24.586768] kmalloc_oob_right+0xa9/0x7f0 [ 24.586952] kunit_try_run_case+0x1a5/0x480 [ 24.587114] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 24.587333] kthread+0x337/0x6f0 [ 24.587758] ret_from_fork+0x116/0x1d0 [ 24.588125] ret_from_fork_asm+0x1a/0x30 [ 24.588679] [ 24.589069] The buggy address belongs to the object at ffff888102b17000 [ 24.589069] which belongs to the cache kmalloc-128 of size 128 [ 24.590065] The buggy address is located 0 bytes to the right of [ 24.590065] allocated 115-byte region [ffff888102b17000, ffff888102b17073) [ 24.590823] [ 24.591168] The buggy address belongs to the physical page: [ 24.591786] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x102b17 [ 24.592862] flags: 0x200000000000000(node=0|zone=2) [ 24.593912] page_type: f5(slab) [ 24.595032] raw: 0200000000000000 ffff888100041a00 dead000000000122 0000000000000000 [ 24.595530] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 24.595945] page dumped because: kasan: bad access detected [ 24.596213] [ 24.596438] Memory state around the buggy address: [ 24.597117] ffff888102b16f00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 24.597500] ffff888102b16f80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 24.597813] >ffff888102b17000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 24.598168] ^ [ 24.598685] ffff888102b17080: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 24.599061] ffff888102b17100: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 24.599679] ==================================================================