Date
July 15, 2025, 11:35 a.m.
| Environment | |
|---|---|
| e850-96 | |
| qemu-arm64 | |
| qemu-x86_64 |
[ 83.628439] ================================================================== [ 83.635543] BUG: KASAN: slab-out-of-bounds in strncpy_from_user+0x3c/0x2a0 [ 83.642398] Write of size 121 at addr ffff000800de4900 by task kunit_try_catch/366 [ 83.649949] [ 83.651432] CPU: 6 UID: 0 PID: 366 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc6-next-20250715 #1 PREEMPT [ 83.651481] Tainted: [B]=BAD_PAGE, [N]=TEST [ 83.651497] Hardware name: WinLink E850-96 board (DT) [ 83.651517] Call trace: [ 83.651531] show_stack+0x20/0x38 (C) [ 83.651567] dump_stack_lvl+0x8c/0xd0 [ 83.651599] print_report+0x118/0x5d0 [ 83.651628] kasan_report+0xdc/0x128 [ 83.651656] kasan_check_range+0x100/0x1a8 [ 83.651685] __kasan_check_write+0x20/0x30 [ 83.651715] strncpy_from_user+0x3c/0x2a0 [ 83.651748] copy_user_test_oob+0x5c0/0xec8 [ 83.651783] kunit_try_run_case+0x170/0x3f0 [ 83.651811] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 83.651844] kthread+0x328/0x630 [ 83.651873] ret_from_fork+0x10/0x20 [ 83.651907] [ 83.722865] Allocated by task 366: [ 83.726252] kasan_save_stack+0x3c/0x68 [ 83.730070] kasan_save_track+0x20/0x40 [ 83.733889] kasan_save_alloc_info+0x40/0x58 [ 83.738143] __kasan_kmalloc+0xd4/0xd8 [ 83.741875] __kmalloc_noprof+0x198/0x4c8 [ 83.745867] kunit_kmalloc_array+0x34/0x88 [ 83.749948] copy_user_test_oob+0xac/0xec8 [ 83.754028] kunit_try_run_case+0x170/0x3f0 [ 83.758194] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 83.763663] kthread+0x328/0x630 [ 83.766874] ret_from_fork+0x10/0x20 [ 83.770434] [ 83.771909] The buggy address belongs to the object at ffff000800de4900 [ 83.771909] which belongs to the cache kmalloc-128 of size 128 [ 83.784409] The buggy address is located 0 bytes inside of [ 83.784409] allocated 120-byte region [ffff000800de4900, ffff000800de4978) [ 83.796822] [ 83.798299] The buggy address belongs to the physical page: [ 83.803857] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x880de4 [ 83.811839] head: order:1 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 83.819477] flags: 0xbfffe0000000040(head|node=0|zone=2|lastcpupid=0x1ffff) [ 83.826422] page_type: f5(slab) [ 83.829557] raw: 0bfffe0000000040 ffff000800002a00 dead000000000100 dead000000000122 [ 83.837279] raw: 0000000000000000 0000000080200020 00000000f5000000 0000000000000000 [ 83.845006] head: 0bfffe0000000040 ffff000800002a00 dead000000000100 dead000000000122 [ 83.852817] head: 0000000000000000 0000000080200020 00000000f5000000 0000000000000000 [ 83.860630] head: 0bfffe0000000001 fffffdffe0037901 00000000ffffffff 00000000ffffffff [ 83.868442] head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000002 [ 83.876248] page dumped because: kasan: bad access detected [ 83.881803] [ 83.883279] Memory state around the buggy address: [ 83.888057] ffff000800de4800: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 83.895262] ffff000800de4880: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 83.902467] >ffff000800de4900: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 fc [ 83.909667] ^ [ 83.916789] ffff000800de4980: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 83.923994] ffff000800de4a00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 83.931195] ================================================================== [ 83.938678] ================================================================== [ 83.945607] BUG: KASAN: slab-out-of-bounds in strncpy_from_user+0x270/0x2a0 [ 83.952551] Write of size 1 at addr ffff000800de4978 by task kunit_try_catch/366 [ 83.959927] [ 83.961408] CPU: 6 UID: 0 PID: 366 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc6-next-20250715 #1 PREEMPT [ 83.961460] Tainted: [B]=BAD_PAGE, [N]=TEST [ 83.961477] Hardware name: WinLink E850-96 board (DT) [ 83.961496] Call trace: [ 83.961510] show_stack+0x20/0x38 (C) [ 83.961544] dump_stack_lvl+0x8c/0xd0 [ 83.961580] print_report+0x118/0x5d0 [ 83.961607] kasan_report+0xdc/0x128 [ 83.961636] __asan_report_store1_noabort+0x20/0x30 [ 83.961669] strncpy_from_user+0x270/0x2a0 [ 83.961700] copy_user_test_oob+0x5c0/0xec8 [ 83.961735] kunit_try_run_case+0x170/0x3f0 [ 83.961766] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 83.961799] kthread+0x328/0x630 [ 83.961828] ret_from_fork+0x10/0x20 [ 83.961859] [ 84.029631] Allocated by task 366: [ 84.033021] kasan_save_stack+0x3c/0x68 [ 84.036836] kasan_save_track+0x20/0x40 [ 84.040655] kasan_save_alloc_info+0x40/0x58 [ 84.044909] __kasan_kmalloc+0xd4/0xd8 [ 84.048641] __kmalloc_noprof+0x198/0x4c8 [ 84.052634] kunit_kmalloc_array+0x34/0x88 [ 84.056714] copy_user_test_oob+0xac/0xec8 [ 84.060794] kunit_try_run_case+0x170/0x3f0 [ 84.064960] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 84.070429] kthread+0x328/0x630 [ 84.073641] ret_from_fork+0x10/0x20 [ 84.077200] [ 84.078675] The buggy address belongs to the object at ffff000800de4900 [ 84.078675] which belongs to the cache kmalloc-128 of size 128 [ 84.091177] The buggy address is located 0 bytes to the right of [ 84.091177] allocated 120-byte region [ffff000800de4900, ffff000800de4978) [ 84.104109] [ 84.105588] The buggy address belongs to the physical page: [ 84.111144] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x880de4 [ 84.119126] head: order:1 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 84.126766] flags: 0xbfffe0000000040(head|node=0|zone=2|lastcpupid=0x1ffff) [ 84.133709] page_type: f5(slab) [ 84.136845] raw: 0bfffe0000000040 ffff000800002a00 dead000000000100 dead000000000122 [ 84.144567] raw: 0000000000000000 0000000080200020 00000000f5000000 0000000000000000 [ 84.152293] head: 0bfffe0000000040 ffff000800002a00 dead000000000100 dead000000000122 [ 84.160104] head: 0000000000000000 0000000080200020 00000000f5000000 0000000000000000 [ 84.167917] head: 0bfffe0000000001 fffffdffe0037901 00000000ffffffff 00000000ffffffff [ 84.175729] head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000002 [ 84.183535] page dumped because: kasan: bad access detected [ 84.189090] [ 84.190566] Memory state around the buggy address: [ 84.195344] ffff000800de4800: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 84.202549] ffff000800de4880: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 84.209753] >ffff000800de4900: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 fc [ 84.216955] ^ [ 84.224076] ffff000800de4980: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 84.231281] ffff000800de4a00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 84.238482] ==================================================================
[ 33.783973] ================================================================== [ 33.784024] BUG: KASAN: slab-out-of-bounds in strncpy_from_user+0x3c/0x2a0 [ 33.784079] Write of size 121 at addr fff00000c64f9600 by task kunit_try_catch/317 [ 33.784132] [ 33.784163] CPU: 1 UID: 0 PID: 317 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc6-next-20250715 #1 PREEMPT [ 33.784247] Tainted: [B]=BAD_PAGE, [N]=TEST [ 33.785235] Hardware name: linux,dummy-virt (DT) [ 33.785610] Call trace: [ 33.786074] show_stack+0x20/0x38 (C) [ 33.786134] dump_stack_lvl+0x8c/0xd0 [ 33.786407] print_report+0x118/0x5d0 [ 33.786481] kasan_report+0xdc/0x128 [ 33.786527] kasan_check_range+0x100/0x1a8 [ 33.786575] __kasan_check_write+0x20/0x30 [ 33.786624] strncpy_from_user+0x3c/0x2a0 [ 33.787443] copy_user_test_oob+0x5c0/0xec8 [ 33.787499] kunit_try_run_case+0x170/0x3f0 [ 33.787548] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 33.787604] kthread+0x328/0x630 [ 33.787648] ret_from_fork+0x10/0x20 [ 33.788636] [ 33.788675] Allocated by task 317: [ 33.788705] kasan_save_stack+0x3c/0x68 [ 33.789044] kasan_save_track+0x20/0x40 [ 33.789095] kasan_save_alloc_info+0x40/0x58 [ 33.789364] __kasan_kmalloc+0xd4/0xd8 [ 33.789405] __kmalloc_noprof+0x198/0x4c8 [ 33.789457] kunit_kmalloc_array+0x34/0x88 [ 33.789496] copy_user_test_oob+0xac/0xec8 [ 33.789775] kunit_try_run_case+0x170/0x3f0 [ 33.790403] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 33.791059] kthread+0x328/0x630 [ 33.791114] ret_from_fork+0x10/0x20 [ 33.791157] [ 33.791180] The buggy address belongs to the object at fff00000c64f9600 [ 33.791180] which belongs to the cache kmalloc-128 of size 128 [ 33.791242] The buggy address is located 0 bytes inside of [ 33.791242] allocated 120-byte region [fff00000c64f9600, fff00000c64f9678) [ 33.791307] [ 33.791456] The buggy address belongs to the physical page: [ 33.791768] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1064f9 [ 33.792202] flags: 0xbfffe0000000000(node=0|zone=2|lastcpupid=0x1ffff) [ 33.792413] page_type: f5(slab) [ 33.792466] raw: 0bfffe0000000000 fff00000c0001a00 dead000000000122 0000000000000000 [ 33.792520] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 33.792563] page dumped because: kasan: bad access detected [ 33.792598] [ 33.792617] Memory state around the buggy address: [ 33.792652] fff00000c64f9500: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 33.792704] fff00000c64f9580: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 33.793272] >fff00000c64f9600: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 fc [ 33.793444] ^ [ 33.793659] fff00000c64f9680: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 33.794019] fff00000c64f9700: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 33.794254] ================================================================== [ 33.797683] ================================================================== [ 33.797743] BUG: KASAN: slab-out-of-bounds in strncpy_from_user+0x270/0x2a0 [ 33.797795] Write of size 1 at addr fff00000c64f9678 by task kunit_try_catch/317 [ 33.797845] [ 33.797882] CPU: 1 UID: 0 PID: 317 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc6-next-20250715 #1 PREEMPT [ 33.798025] Tainted: [B]=BAD_PAGE, [N]=TEST [ 33.798057] Hardware name: linux,dummy-virt (DT) [ 33.798091] Call trace: [ 33.798116] show_stack+0x20/0x38 (C) [ 33.798168] dump_stack_lvl+0x8c/0xd0 [ 33.798228] print_report+0x118/0x5d0 [ 33.798313] kasan_report+0xdc/0x128 [ 33.798358] __asan_report_store1_noabort+0x20/0x30 [ 33.798429] strncpy_from_user+0x270/0x2a0 [ 33.798487] copy_user_test_oob+0x5c0/0xec8 [ 33.798536] kunit_try_run_case+0x170/0x3f0 [ 33.798584] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 33.798638] kthread+0x328/0x630 [ 33.798681] ret_from_fork+0x10/0x20 [ 33.798870] [ 33.798935] Allocated by task 317: [ 33.798964] kasan_save_stack+0x3c/0x68 [ 33.799057] kasan_save_track+0x20/0x40 [ 33.799100] kasan_save_alloc_info+0x40/0x58 [ 33.799171] __kasan_kmalloc+0xd4/0xd8 [ 33.799362] __kmalloc_noprof+0x198/0x4c8 [ 33.799523] kunit_kmalloc_array+0x34/0x88 [ 33.799563] copy_user_test_oob+0xac/0xec8 [ 33.799609] kunit_try_run_case+0x170/0x3f0 [ 33.799656] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 33.799849] kthread+0x328/0x630 [ 33.799891] ret_from_fork+0x10/0x20 [ 33.800046] [ 33.800101] The buggy address belongs to the object at fff00000c64f9600 [ 33.800101] which belongs to the cache kmalloc-128 of size 128 [ 33.800161] The buggy address is located 0 bytes to the right of [ 33.800161] allocated 120-byte region [fff00000c64f9600, fff00000c64f9678) [ 33.800256] [ 33.800330] The buggy address belongs to the physical page: [ 33.800408] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1064f9 [ 33.800806] flags: 0xbfffe0000000000(node=0|zone=2|lastcpupid=0x1ffff) [ 33.800923] page_type: f5(slab) [ 33.801077] raw: 0bfffe0000000000 fff00000c0001a00 dead000000000122 0000000000000000 [ 33.801162] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 33.801205] page dumped because: kasan: bad access detected [ 33.801490] [ 33.801516] Memory state around the buggy address: [ 33.801702] fff00000c64f9500: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 33.801752] fff00000c64f9580: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 33.802276] >fff00000c64f9600: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 fc [ 33.802328] ^ [ 33.802372] fff00000c64f9680: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 33.802417] fff00000c64f9700: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 33.803002] ==================================================================
[ 28.134632] ================================================================== [ 28.134867] BUG: KASAN: slab-out-of-bounds in strncpy_from_user+0x2e/0x1d0 [ 28.135087] Write of size 121 at addr ffff8881060ab300 by task kunit_try_catch/333 [ 28.135307] [ 28.135385] CPU: 1 UID: 0 PID: 333 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc6-next-20250715 #1 PREEMPT(voluntary) [ 28.135433] Tainted: [B]=BAD_PAGE, [N]=TEST [ 28.135447] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 28.135468] Call Trace: [ 28.135484] <TASK> [ 28.135499] dump_stack_lvl+0x73/0xb0 [ 28.135526] print_report+0xd1/0x610 [ 28.135565] ? __virt_addr_valid+0x1db/0x2d0 [ 28.135589] ? strncpy_from_user+0x2e/0x1d0 [ 28.135611] ? kasan_complete_mode_report_info+0x2a/0x200 [ 28.135638] ? strncpy_from_user+0x2e/0x1d0 [ 28.136044] kasan_report+0x141/0x180 [ 28.136074] ? strncpy_from_user+0x2e/0x1d0 [ 28.136103] kasan_check_range+0x10c/0x1c0 [ 28.136129] __kasan_check_write+0x18/0x20 [ 28.136155] strncpy_from_user+0x2e/0x1d0 [ 28.136180] copy_user_test_oob+0x760/0x10f0 [ 28.136208] ? __pfx_copy_user_test_oob+0x10/0x10 [ 28.136232] ? finish_task_switch.isra.0+0x153/0x700 [ 28.136255] ? __switch_to+0x47/0xf80 [ 28.136281] ? __schedule+0x10cc/0x2b60 [ 28.136305] ? __pfx_read_tsc+0x10/0x10 [ 28.136328] ? ktime_get_ts64+0x86/0x230 [ 28.136353] kunit_try_run_case+0x1a5/0x480 [ 28.136378] ? __pfx_kunit_try_run_case+0x10/0x10 [ 28.136401] ? _raw_spin_lock_irqsave+0xa1/0x100 [ 28.136687] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 28.136716] ? __kthread_parkme+0x82/0x180 [ 28.136739] ? preempt_count_sub+0x50/0x80 [ 28.136764] ? __pfx_kunit_try_run_case+0x10/0x10 [ 28.136788] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 28.136815] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 28.136843] kthread+0x337/0x6f0 [ 28.136863] ? trace_preempt_on+0x20/0xc0 [ 28.136888] ? __pfx_kthread+0x10/0x10 [ 28.136910] ? _raw_spin_unlock_irq+0x47/0x80 [ 28.136935] ? calculate_sigpending+0x7b/0xa0 [ 28.136959] ? __pfx_kthread+0x10/0x10 [ 28.136982] ret_from_fork+0x116/0x1d0 [ 28.137002] ? __pfx_kthread+0x10/0x10 [ 28.137023] ret_from_fork_asm+0x1a/0x30 [ 28.137056] </TASK> [ 28.137068] [ 28.146850] Allocated by task 333: [ 28.146978] kasan_save_stack+0x45/0x70 [ 28.147121] kasan_save_track+0x18/0x40 [ 28.147251] kasan_save_alloc_info+0x3b/0x50 [ 28.147395] __kasan_kmalloc+0xb7/0xc0 [ 28.147540] __kmalloc_noprof+0x1c9/0x500 [ 28.147739] kunit_kmalloc_array+0x25/0x60 [ 28.147920] copy_user_test_oob+0xab/0x10f0 [ 28.148102] kunit_try_run_case+0x1a5/0x480 [ 28.148282] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 28.148515] kthread+0x337/0x6f0 [ 28.148685] ret_from_fork+0x116/0x1d0 [ 28.148850] ret_from_fork_asm+0x1a/0x30 [ 28.149020] [ 28.149094] The buggy address belongs to the object at ffff8881060ab300 [ 28.149094] which belongs to the cache kmalloc-128 of size 128 [ 28.149617] The buggy address is located 0 bytes inside of [ 28.149617] allocated 120-byte region [ffff8881060ab300, ffff8881060ab378) [ 28.150075] [ 28.150163] The buggy address belongs to the physical page: [ 28.150375] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1060ab [ 28.150649] flags: 0x200000000000000(node=0|zone=2) [ 28.150811] page_type: f5(slab) [ 28.150973] raw: 0200000000000000 ffff888100041a00 dead000000000122 0000000000000000 [ 28.151304] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 28.151725] page dumped because: kasan: bad access detected [ 28.151974] [ 28.152066] Memory state around the buggy address: [ 28.152253] ffff8881060ab200: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 28.152492] ffff8881060ab280: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 28.152735] >ffff8881060ab300: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 fc [ 28.152984] ^ [ 28.153300] ffff8881060ab380: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 28.153652] ffff8881060ab400: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 28.153959] ================================================================== [ 28.154491] ================================================================== [ 28.154861] BUG: KASAN: slab-out-of-bounds in strncpy_from_user+0x1a5/0x1d0 [ 28.155118] Write of size 1 at addr ffff8881060ab378 by task kunit_try_catch/333 [ 28.155337] [ 28.155430] CPU: 1 UID: 0 PID: 333 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc6-next-20250715 #1 PREEMPT(voluntary) [ 28.155477] Tainted: [B]=BAD_PAGE, [N]=TEST [ 28.155491] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 28.155514] Call Trace: [ 28.155528] <TASK> [ 28.155555] dump_stack_lvl+0x73/0xb0 [ 28.155583] print_report+0xd1/0x610 [ 28.155627] ? __virt_addr_valid+0x1db/0x2d0 [ 28.155652] ? strncpy_from_user+0x1a5/0x1d0 [ 28.155674] ? kasan_complete_mode_report_info+0x2a/0x200 [ 28.155702] ? strncpy_from_user+0x1a5/0x1d0 [ 28.155725] kasan_report+0x141/0x180 [ 28.155748] ? strncpy_from_user+0x1a5/0x1d0 [ 28.155775] __asan_report_store1_noabort+0x1b/0x30 [ 28.155801] strncpy_from_user+0x1a5/0x1d0 [ 28.155826] copy_user_test_oob+0x760/0x10f0 [ 28.155853] ? __pfx_copy_user_test_oob+0x10/0x10 [ 28.155877] ? finish_task_switch.isra.0+0x153/0x700 [ 28.155898] ? __switch_to+0x47/0xf80 [ 28.155925] ? __schedule+0x10cc/0x2b60 [ 28.155947] ? __pfx_read_tsc+0x10/0x10 [ 28.155969] ? ktime_get_ts64+0x86/0x230 [ 28.155993] kunit_try_run_case+0x1a5/0x480 [ 28.156018] ? __pfx_kunit_try_run_case+0x10/0x10 [ 28.156040] ? _raw_spin_lock_irqsave+0xa1/0x100 [ 28.156063] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 28.156086] ? __kthread_parkme+0x82/0x180 [ 28.156107] ? preempt_count_sub+0x50/0x80 [ 28.156132] ? __pfx_kunit_try_run_case+0x10/0x10 [ 28.156157] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 28.156183] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 28.156210] kthread+0x337/0x6f0 [ 28.156232] ? trace_preempt_on+0x20/0xc0 [ 28.156255] ? __pfx_kthread+0x10/0x10 [ 28.156277] ? _raw_spin_unlock_irq+0x47/0x80 [ 28.156303] ? calculate_sigpending+0x7b/0xa0 [ 28.156327] ? __pfx_kthread+0x10/0x10 [ 28.156351] ret_from_fork+0x116/0x1d0 [ 28.156371] ? __pfx_kthread+0x10/0x10 [ 28.156393] ret_from_fork_asm+0x1a/0x30 [ 28.156426] </TASK> [ 28.156437] [ 28.163345] Allocated by task 333: [ 28.163520] kasan_save_stack+0x45/0x70 [ 28.163751] kasan_save_track+0x18/0x40 [ 28.163891] kasan_save_alloc_info+0x3b/0x50 [ 28.164035] __kasan_kmalloc+0xb7/0xc0 [ 28.164162] __kmalloc_noprof+0x1c9/0x500 [ 28.164317] kunit_kmalloc_array+0x25/0x60 [ 28.164518] copy_user_test_oob+0xab/0x10f0 [ 28.164752] kunit_try_run_case+0x1a5/0x480 [ 28.164956] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 28.165204] kthread+0x337/0x6f0 [ 28.165326] ret_from_fork+0x116/0x1d0 [ 28.165511] ret_from_fork_asm+0x1a/0x30 [ 28.165720] [ 28.165786] The buggy address belongs to the object at ffff8881060ab300 [ 28.165786] which belongs to the cache kmalloc-128 of size 128 [ 28.166184] The buggy address is located 0 bytes to the right of [ 28.166184] allocated 120-byte region [ffff8881060ab300, ffff8881060ab378) [ 28.166771] [ 28.166864] The buggy address belongs to the physical page: [ 28.167119] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1060ab [ 28.167426] flags: 0x200000000000000(node=0|zone=2) [ 28.167643] page_type: f5(slab) [ 28.167793] raw: 0200000000000000 ffff888100041a00 dead000000000122 0000000000000000 [ 28.168035] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 28.168370] page dumped because: kasan: bad access detected [ 28.168651] [ 28.168718] Memory state around the buggy address: [ 28.168907] ffff8881060ab200: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 28.169189] ffff8881060ab280: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 28.169457] >ffff8881060ab300: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 fc [ 28.169776] ^ [ 28.170039] ffff8881060ab380: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 28.170251] ffff8881060ab400: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 28.170457] ==================================================================