Date
July 9, 2025, 2:07 p.m.
| Environment | |
|---|---|
| qemu-arm64 | |
| qemu-x86_64 |
[ 19.076698] ================================================================== [ 19.076771] BUG: KASAN: slab-out-of-bounds in mempool_oob_right_helper+0x2ac/0x2f0 [ 19.076844] Read of size 1 at addr fff00000c5a4a973 by task kunit_try_catch/221 [ 19.076896] [ 19.076938] CPU: 1 UID: 0 PID: 221 Comm: kunit_try_catch Tainted: G B W N 6.16.0-rc5 #1 PREEMPT [ 19.077029] Tainted: [B]=BAD_PAGE, [W]=WARN, [N]=TEST [ 19.077062] Hardware name: linux,dummy-virt (DT) [ 19.077109] Call trace: [ 19.077134] show_stack+0x20/0x38 (C) [ 19.077188] dump_stack_lvl+0x8c/0xd0 [ 19.077242] print_report+0x118/0x608 [ 19.077291] kasan_report+0xdc/0x128 [ 19.077338] __asan_report_load1_noabort+0x20/0x30 [ 19.077391] mempool_oob_right_helper+0x2ac/0x2f0 [ 19.077442] mempool_kmalloc_oob_right+0xc4/0x120 [ 19.077492] kunit_try_run_case+0x170/0x3f0 [ 19.077543] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 19.077596] kthread+0x328/0x630 [ 19.077660] ret_from_fork+0x10/0x20 [ 19.077723] [ 19.077750] Allocated by task 221: [ 19.077781] kasan_save_stack+0x3c/0x68 [ 19.077824] kasan_save_track+0x20/0x40 [ 19.077864] kasan_save_alloc_info+0x40/0x58 [ 19.077905] __kasan_mempool_unpoison_object+0x11c/0x180 [ 19.077950] remove_element+0x130/0x1f8 [ 19.077989] mempool_alloc_preallocated+0x58/0xc0 [ 19.078029] mempool_oob_right_helper+0x98/0x2f0 [ 19.078068] mempool_kmalloc_oob_right+0xc4/0x120 [ 19.078120] kunit_try_run_case+0x170/0x3f0 [ 19.078160] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 19.078204] kthread+0x328/0x630 [ 19.078237] ret_from_fork+0x10/0x20 [ 19.078274] [ 19.078295] The buggy address belongs to the object at fff00000c5a4a900 [ 19.078295] which belongs to the cache kmalloc-128 of size 128 [ 19.078355] The buggy address is located 0 bytes to the right of [ 19.078355] allocated 115-byte region [fff00000c5a4a900, fff00000c5a4a973) [ 19.078418] [ 19.078439] The buggy address belongs to the physical page: [ 19.078474] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x105a4a [ 19.078531] flags: 0xbfffe0000000000(node=0|zone=2|lastcpupid=0x1ffff) [ 19.078585] page_type: f5(slab) [ 19.078628] raw: 0bfffe0000000000 fff00000c0001a00 dead000000000122 0000000000000000 [ 19.078679] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 19.078722] page dumped because: kasan: bad access detected [ 19.078753] [ 19.078771] Memory state around the buggy address: [ 19.078803] fff00000c5a4a800: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 19.078847] fff00000c5a4a880: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 19.078891] >fff00000c5a4a900: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 19.078929] ^ [ 19.078970] fff00000c5a4a980: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 19.079014] fff00000c5a4aa00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 19.079056] ================================================================== [ 19.111444] ================================================================== [ 19.112024] BUG: KASAN: slab-out-of-bounds in mempool_oob_right_helper+0x2ac/0x2f0 [ 19.112809] Read of size 1 at addr fff00000c6c192bb by task kunit_try_catch/225 [ 19.112982] [ 19.113291] CPU: 1 UID: 0 PID: 225 Comm: kunit_try_catch Tainted: G B W N 6.16.0-rc5 #1 PREEMPT [ 19.113568] Tainted: [B]=BAD_PAGE, [W]=WARN, [N]=TEST [ 19.113608] Hardware name: linux,dummy-virt (DT) [ 19.113639] Call trace: [ 19.113664] show_stack+0x20/0x38 (C) [ 19.113719] dump_stack_lvl+0x8c/0xd0 [ 19.113773] print_report+0x118/0x608 [ 19.113822] kasan_report+0xdc/0x128 [ 19.113871] __asan_report_load1_noabort+0x20/0x30 [ 19.113923] mempool_oob_right_helper+0x2ac/0x2f0 [ 19.113972] mempool_slab_oob_right+0xc0/0x118 [ 19.114021] kunit_try_run_case+0x170/0x3f0 [ 19.114069] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 19.114134] kthread+0x328/0x630 [ 19.114181] ret_from_fork+0x10/0x20 [ 19.114231] [ 19.114249] Allocated by task 225: [ 19.114279] kasan_save_stack+0x3c/0x68 [ 19.114320] kasan_save_track+0x20/0x40 [ 19.114359] kasan_save_alloc_info+0x40/0x58 [ 19.114398] __kasan_mempool_unpoison_object+0xbc/0x180 [ 19.114443] remove_element+0x16c/0x1f8 [ 19.114479] mempool_alloc_preallocated+0x58/0xc0 [ 19.114518] mempool_oob_right_helper+0x98/0x2f0 [ 19.114556] mempool_slab_oob_right+0xc0/0x118 [ 19.114598] kunit_try_run_case+0x170/0x3f0 [ 19.114635] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 19.114681] kthread+0x328/0x630 [ 19.114713] ret_from_fork+0x10/0x20 [ 19.115326] [ 19.115365] The buggy address belongs to the object at fff00000c6c19240 [ 19.115365] which belongs to the cache test_cache of size 123 [ 19.115444] The buggy address is located 0 bytes to the right of [ 19.115444] allocated 123-byte region [fff00000c6c19240, fff00000c6c192bb) [ 19.115575] [ 19.115596] The buggy address belongs to the physical page: [ 19.115631] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x106c19 [ 19.115688] flags: 0xbfffe0000000000(node=0|zone=2|lastcpupid=0x1ffff) [ 19.115741] page_type: f5(slab) [ 19.115905] raw: 0bfffe0000000000 fff00000c582bc80 dead000000000122 0000000000000000 [ 19.116268] raw: 0000000000000000 0000000080150015 00000000f5000000 0000000000000000 [ 19.117205] page dumped because: kasan: bad access detected [ 19.117656] [ 19.117675] Memory state around the buggy address: [ 19.118132] fff00000c6c19180: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 19.118236] fff00000c6c19200: fc fc fc fc fc fc fc fc 00 00 00 00 00 00 00 00 [ 19.118391] >fff00000c6c19280: 00 00 00 00 00 00 00 03 fc fc fc fc fc fc fc fc [ 19.118857] ^ [ 19.118924] fff00000c6c19300: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 19.119322] fff00000c6c19380: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 19.119378] ================================================================== [ 19.090976] ================================================================== [ 19.091500] BUG: KASAN: slab-out-of-bounds in mempool_oob_right_helper+0x2ac/0x2f0 [ 19.091681] Read of size 1 at addr fff00000c7742001 by task kunit_try_catch/223 [ 19.092107] [ 19.092350] CPU: 1 UID: 0 PID: 223 Comm: kunit_try_catch Tainted: G B W N 6.16.0-rc5 #1 PREEMPT [ 19.092455] Tainted: [B]=BAD_PAGE, [W]=WARN, [N]=TEST [ 19.092484] Hardware name: linux,dummy-virt (DT) [ 19.092670] Call trace: [ 19.092700] show_stack+0x20/0x38 (C) [ 19.092928] dump_stack_lvl+0x8c/0xd0 [ 19.093005] print_report+0x118/0x608 [ 19.093204] kasan_report+0xdc/0x128 [ 19.093250] __asan_report_load1_noabort+0x20/0x30 [ 19.093304] mempool_oob_right_helper+0x2ac/0x2f0 [ 19.093352] mempool_kmalloc_large_oob_right+0xc4/0x120 [ 19.093682] kunit_try_run_case+0x170/0x3f0 [ 19.093765] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 19.093828] kthread+0x328/0x630 [ 19.093890] ret_from_fork+0x10/0x20 [ 19.093943] [ 19.094442] The buggy address belongs to the physical page: [ 19.094479] page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x107740 [ 19.094856] head: order:2 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 19.094967] flags: 0xbfffe0000000040(head|node=0|zone=2|lastcpupid=0x1ffff) [ 19.095389] page_type: f8(unknown) [ 19.095461] raw: 0bfffe0000000040 0000000000000000 dead000000000122 0000000000000000 [ 19.095790] raw: 0000000000000000 0000000000000000 00000001f8000000 0000000000000000 [ 19.095856] head: 0bfffe0000000040 0000000000000000 dead000000000122 0000000000000000 [ 19.096280] head: 0000000000000000 0000000000000000 00000001f8000000 0000000000000000 [ 19.096645] head: 0bfffe0000000002 ffffc1ffc31dd001 00000000ffffffff 00000000ffffffff [ 19.096851] head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000004 [ 19.097072] page dumped because: kasan: bad access detected [ 19.097305] [ 19.097324] Memory state around the buggy address: [ 19.097600] fff00000c7741f00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 19.097649] fff00000c7741f80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 19.097691] >fff00000c7742000: 01 fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe [ 19.097901] ^ [ 19.097937] fff00000c7742080: fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe [ 19.098262] fff00000c7742100: fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe [ 19.098315] ==================================================================
[ 14.227901] ================================================================== [ 14.228440] BUG: KASAN: slab-out-of-bounds in mempool_oob_right_helper+0x318/0x380 [ 14.228796] Read of size 1 at addr ffff888102ac6001 by task kunit_try_catch/240 [ 14.229258] [ 14.229381] CPU: 1 UID: 0 PID: 240 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc5 #1 PREEMPT(voluntary) [ 14.229432] Tainted: [B]=BAD_PAGE, [N]=TEST [ 14.229444] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 14.229466] Call Trace: [ 14.229479] <TASK> [ 14.229497] dump_stack_lvl+0x73/0xb0 [ 14.229533] print_report+0xd1/0x650 [ 14.229556] ? __virt_addr_valid+0x1db/0x2d0 [ 14.229581] ? mempool_oob_right_helper+0x318/0x380 [ 14.229662] ? kasan_addr_to_slab+0x11/0xa0 [ 14.229683] ? mempool_oob_right_helper+0x318/0x380 [ 14.229707] kasan_report+0x141/0x180 [ 14.229729] ? mempool_oob_right_helper+0x318/0x380 [ 14.229758] __asan_report_load1_noabort+0x18/0x20 [ 14.229782] mempool_oob_right_helper+0x318/0x380 [ 14.229807] ? __pfx_mempool_oob_right_helper+0x10/0x10 [ 14.229833] ? __kasan_check_write+0x18/0x20 [ 14.229852] ? __pfx_sched_clock_cpu+0x10/0x10 [ 14.229877] ? finish_task_switch.isra.0+0x153/0x700 [ 14.229904] mempool_kmalloc_large_oob_right+0xf2/0x150 [ 14.229929] ? __pfx_mempool_kmalloc_large_oob_right+0x10/0x10 [ 14.229957] ? __pfx_mempool_kmalloc+0x10/0x10 [ 14.230053] ? __pfx_mempool_kfree+0x10/0x10 [ 14.230078] ? __pfx_read_tsc+0x10/0x10 [ 14.230101] ? ktime_get_ts64+0x86/0x230 [ 14.230127] kunit_try_run_case+0x1a5/0x480 [ 14.230153] ? __pfx_kunit_try_run_case+0x10/0x10 [ 14.230176] ? _raw_spin_lock_irqsave+0xa1/0x100 [ 14.230203] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 14.230226] ? __kthread_parkme+0x82/0x180 [ 14.230248] ? preempt_count_sub+0x50/0x80 [ 14.230271] ? __pfx_kunit_try_run_case+0x10/0x10 [ 14.230295] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 14.230319] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 14.230344] kthread+0x337/0x6f0 [ 14.230363] ? trace_preempt_on+0x20/0xc0 [ 14.230388] ? __pfx_kthread+0x10/0x10 [ 14.230408] ? _raw_spin_unlock_irq+0x47/0x80 [ 14.230429] ? calculate_sigpending+0x7b/0xa0 [ 14.230455] ? __pfx_kthread+0x10/0x10 [ 14.230475] ret_from_fork+0x116/0x1d0 [ 14.230493] ? __pfx_kthread+0x10/0x10 [ 14.230513] ret_from_fork_asm+0x1a/0x30 [ 14.230546] </TASK> [ 14.230557] [ 14.242635] The buggy address belongs to the physical page: [ 14.243094] page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x102ac4 [ 14.243445] head: order:2 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 14.243975] flags: 0x200000000000040(head|node=0|zone=2) [ 14.244306] page_type: f8(unknown) [ 14.244613] raw: 0200000000000040 0000000000000000 dead000000000122 0000000000000000 [ 14.245219] raw: 0000000000000000 0000000000000000 00000001f8000000 0000000000000000 [ 14.245524] head: 0200000000000040 0000000000000000 dead000000000122 0000000000000000 [ 14.246054] head: 0000000000000000 0000000000000000 00000001f8000000 0000000000000000 [ 14.246383] head: 0200000000000002 ffffea00040ab101 00000000ffffffff 00000000ffffffff [ 14.246880] head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000004 [ 14.247354] page dumped because: kasan: bad access detected [ 14.247715] [ 14.247883] Memory state around the buggy address: [ 14.248241] ffff888102ac5f00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 14.248642] ffff888102ac5f80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 14.249149] >ffff888102ac6000: 01 fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe [ 14.249561] ^ [ 14.249813] ffff888102ac6080: fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe [ 14.250271] ffff888102ac6100: fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe [ 14.250677] ================================================================== [ 14.255285] ================================================================== [ 14.255847] BUG: KASAN: slab-out-of-bounds in mempool_oob_right_helper+0x318/0x380 [ 14.256361] Read of size 1 at addr ffff8881039662bb by task kunit_try_catch/242 [ 14.256707] [ 14.257059] CPU: 1 UID: 0 PID: 242 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc5 #1 PREEMPT(voluntary) [ 14.257130] Tainted: [B]=BAD_PAGE, [N]=TEST [ 14.257143] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 14.257165] Call Trace: [ 14.257177] <TASK> [ 14.257194] dump_stack_lvl+0x73/0xb0 [ 14.257227] print_report+0xd1/0x650 [ 14.257251] ? __virt_addr_valid+0x1db/0x2d0 [ 14.257275] ? mempool_oob_right_helper+0x318/0x380 [ 14.257299] ? kasan_complete_mode_report_info+0x2a/0x200 [ 14.257321] ? mempool_oob_right_helper+0x318/0x380 [ 14.257346] kasan_report+0x141/0x180 [ 14.257367] ? mempool_oob_right_helper+0x318/0x380 [ 14.257396] __asan_report_load1_noabort+0x18/0x20 [ 14.257421] mempool_oob_right_helper+0x318/0x380 [ 14.257446] ? __pfx_mempool_oob_right_helper+0x10/0x10 [ 14.257469] ? update_load_avg+0x1be/0x21b0 [ 14.257497] ? finish_task_switch.isra.0+0x153/0x700 [ 14.257522] mempool_slab_oob_right+0xed/0x140 [ 14.257548] ? __pfx_mempool_slab_oob_right+0x10/0x10 [ 14.257574] ? __pfx_mempool_alloc_slab+0x10/0x10 [ 14.257614] ? __pfx_mempool_free_slab+0x10/0x10 [ 14.257640] ? __pfx_read_tsc+0x10/0x10 [ 14.257661] ? ktime_get_ts64+0x86/0x230 [ 14.257686] kunit_try_run_case+0x1a5/0x480 [ 14.257713] ? __pfx_kunit_try_run_case+0x10/0x10 [ 14.257735] ? _raw_spin_lock_irqsave+0xa1/0x100 [ 14.257761] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 14.257797] ? __kthread_parkme+0x82/0x180 [ 14.258023] ? preempt_count_sub+0x50/0x80 [ 14.258048] ? __pfx_kunit_try_run_case+0x10/0x10 [ 14.258072] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 14.258097] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 14.258123] kthread+0x337/0x6f0 [ 14.258141] ? trace_preempt_on+0x20/0xc0 [ 14.258166] ? __pfx_kthread+0x10/0x10 [ 14.258186] ? _raw_spin_unlock_irq+0x47/0x80 [ 14.258209] ? calculate_sigpending+0x7b/0xa0 [ 14.258234] ? __pfx_kthread+0x10/0x10 [ 14.258254] ret_from_fork+0x116/0x1d0 [ 14.258273] ? __pfx_kthread+0x10/0x10 [ 14.258293] ret_from_fork_asm+0x1a/0x30 [ 14.258324] </TASK> [ 14.258335] [ 14.267478] Allocated by task 242: [ 14.267678] kasan_save_stack+0x45/0x70 [ 14.267856] kasan_save_track+0x18/0x40 [ 14.267993] kasan_save_alloc_info+0x3b/0x50 [ 14.268461] __kasan_mempool_unpoison_object+0x1bb/0x200 [ 14.268737] remove_element+0x11e/0x190 [ 14.268988] mempool_alloc_preallocated+0x4d/0x90 [ 14.269182] mempool_oob_right_helper+0x8a/0x380 [ 14.269334] mempool_slab_oob_right+0xed/0x140 [ 14.269483] kunit_try_run_case+0x1a5/0x480 [ 14.269651] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 14.269956] kthread+0x337/0x6f0 [ 14.270158] ret_from_fork+0x116/0x1d0 [ 14.270460] ret_from_fork_asm+0x1a/0x30 [ 14.270700] [ 14.271041] The buggy address belongs to the object at ffff888103966240 [ 14.271041] which belongs to the cache test_cache of size 123 [ 14.271465] The buggy address is located 0 bytes to the right of [ 14.271465] allocated 123-byte region [ffff888103966240, ffff8881039662bb) [ 14.271834] [ 14.271905] The buggy address belongs to the physical page: [ 14.272251] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x103966 [ 14.272668] flags: 0x200000000000000(node=0|zone=2) [ 14.272933] page_type: f5(slab) [ 14.273239] raw: 0200000000000000 ffff88810395f280 dead000000000122 0000000000000000 [ 14.273656] raw: 0000000000000000 0000000080150015 00000000f5000000 0000000000000000 [ 14.274159] page dumped because: kasan: bad access detected [ 14.274424] [ 14.274507] Memory state around the buggy address: [ 14.274679] ffff888103966180: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 14.275241] ffff888103966200: fc fc fc fc fc fc fc fc 00 00 00 00 00 00 00 00 [ 14.275568] >ffff888103966280: 00 00 00 00 00 00 00 03 fc fc fc fc fc fc fc fc [ 14.275993] ^ [ 14.276209] ffff888103966300: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 14.276527] ffff888103966380: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 14.276857] ================================================================== [ 14.200339] ================================================================== [ 14.200763] BUG: KASAN: slab-out-of-bounds in mempool_oob_right_helper+0x318/0x380 [ 14.201787] Read of size 1 at addr ffff8881029c7173 by task kunit_try_catch/238 [ 14.202299] [ 14.202440] CPU: 0 UID: 0 PID: 238 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc5 #1 PREEMPT(voluntary) [ 14.202517] Tainted: [B]=BAD_PAGE, [N]=TEST [ 14.202529] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 14.202551] Call Trace: [ 14.202564] <TASK> [ 14.202583] dump_stack_lvl+0x73/0xb0 [ 14.202631] print_report+0xd1/0x650 [ 14.202656] ? __virt_addr_valid+0x1db/0x2d0 [ 14.202682] ? mempool_oob_right_helper+0x318/0x380 [ 14.202705] ? kasan_complete_mode_report_info+0x2a/0x200 [ 14.202729] ? mempool_oob_right_helper+0x318/0x380 [ 14.202753] kasan_report+0x141/0x180 [ 14.202774] ? mempool_oob_right_helper+0x318/0x380 [ 14.202816] __asan_report_load1_noabort+0x18/0x20 [ 14.202846] mempool_oob_right_helper+0x318/0x380 [ 14.202871] ? __pfx_mempool_oob_right_helper+0x10/0x10 [ 14.202898] ? __pfx_sched_clock_cpu+0x10/0x10 [ 14.202923] ? finish_task_switch.isra.0+0x153/0x700 [ 14.202949] mempool_kmalloc_oob_right+0xf2/0x150 [ 14.202973] ? __pfx_mempool_kmalloc_oob_right+0x10/0x10 [ 14.202999] ? __pfx_mempool_kmalloc+0x10/0x10 [ 14.203025] ? __pfx_mempool_kfree+0x10/0x10 [ 14.203050] ? __pfx_read_tsc+0x10/0x10 [ 14.203072] ? ktime_get_ts64+0x86/0x230 [ 14.203097] kunit_try_run_case+0x1a5/0x480 [ 14.203124] ? __pfx_kunit_try_run_case+0x10/0x10 [ 14.203146] ? _raw_spin_lock_irqsave+0xa1/0x100 [ 14.203172] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 14.203195] ? __kthread_parkme+0x82/0x180 [ 14.203217] ? preempt_count_sub+0x50/0x80 [ 14.203240] ? __pfx_kunit_try_run_case+0x10/0x10 [ 14.203264] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 14.203288] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 14.203313] kthread+0x337/0x6f0 [ 14.203331] ? trace_preempt_on+0x20/0xc0 [ 14.203356] ? __pfx_kthread+0x10/0x10 [ 14.203375] ? _raw_spin_unlock_irq+0x47/0x80 [ 14.203397] ? calculate_sigpending+0x7b/0xa0 [ 14.203422] ? __pfx_kthread+0x10/0x10 [ 14.203443] ret_from_fork+0x116/0x1d0 [ 14.203461] ? __pfx_kthread+0x10/0x10 [ 14.203481] ret_from_fork_asm+0x1a/0x30 [ 14.203513] </TASK> [ 14.203523] [ 14.211627] Allocated by task 238: [ 14.211828] kasan_save_stack+0x45/0x70 [ 14.211972] kasan_save_track+0x18/0x40 [ 14.212102] kasan_save_alloc_info+0x3b/0x50 [ 14.212246] __kasan_mempool_unpoison_object+0x1a9/0x200 [ 14.212413] remove_element+0x11e/0x190 [ 14.212547] mempool_alloc_preallocated+0x4d/0x90 [ 14.212710] mempool_oob_right_helper+0x8a/0x380 [ 14.212917] mempool_kmalloc_oob_right+0xf2/0x150 [ 14.213134] kunit_try_run_case+0x1a5/0x480 [ 14.213345] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 14.213639] kthread+0x337/0x6f0 [ 14.213841] ret_from_fork+0x116/0x1d0 [ 14.214063] ret_from_fork_asm+0x1a/0x30 [ 14.214265] [ 14.214363] The buggy address belongs to the object at ffff8881029c7100 [ 14.214363] which belongs to the cache kmalloc-128 of size 128 [ 14.214792] The buggy address is located 0 bytes to the right of [ 14.214792] allocated 115-byte region [ffff8881029c7100, ffff8881029c7173) [ 14.215237] [ 14.215308] The buggy address belongs to the physical page: [ 14.215474] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1029c7 [ 14.215808] flags: 0x200000000000000(node=0|zone=2) [ 14.216036] page_type: f5(slab) [ 14.216210] raw: 0200000000000000 ffff888100041a00 dead000000000122 0000000000000000 [ 14.216552] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 14.216793] page dumped because: kasan: bad access detected [ 14.217958] [ 14.218086] Memory state around the buggy address: [ 14.218319] ffff8881029c7000: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 14.218659] ffff8881029c7080: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 14.218893] >ffff8881029c7100: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 14.219136] ^ [ 14.219430] ffff8881029c7180: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 14.220018] ffff8881029c7200: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 fc [ 14.220233] ==================================================================