WARNING: ODEBUG bug in process_one

Title	Replies (including bot)	Last reply
WARNING: ODEBUG bug in process_one_work (2)	1 (2)	2020/09/04 10:43

Kernel	Title	Repro	Cause bisect	Fix bisect	Count	Last	Reported	Patched	Status
upstream	WARNING: ODEBUG bug in process_one_work net nfs				1	1824d	1823d	0/28	auto-closed as invalid on 2020/05/29 06:58

upstream

WARNING: ODEBUG bug in process_one_work net nfs

1824d

1823d

0/28

auto-closed as invalid on 2020/05/29 06:58

Created	Duration	User	Patch	Repo	Result
2022/09/22 08:29	16m	retest repro		upstream	OK log

Created

Duration

User

Patch

Repo

Result

2022/09/22 08:29

16m

retest repro

upstream

OK log

------------[ cut here ]------------ ODEBUG: free active (active state 0) object type: timer_list hint: xprt_init_autodisconnect+0x0/0x150 include/linux/refcount.h:274 WARNING: CPU: 1 PID: 8854 at lib/debugobjects.c:485 debug_print_object+0x160/0x250 lib/debugobjects.c:485 Kernel panic - not syncing: panic_on_warn set ... CPU: 1 PID: 8854 Comm: kworker/1:10 Not tainted 5.9.0-rc2-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: events kfree_rcu_work Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x18f/0x20d lib/dump_stack.c:118 panic+0x2e3/0x75c kernel/panic.c:231 __warn.cold+0x20/0x4a kernel/panic.c:600 report_bug+0x1bd/0x210 lib/bug.c:198 handle_bug+0x38/0x90 arch/x86/kernel/traps.c:234 exc_invalid_op+0x14/0x40 arch/x86/kernel/traps.c:254 asm_exc_invalid_op+0x12/0x20 arch/x86/include/asm/idtentry.h:536 RIP: 0010:debug_print_object+0x160/0x250 lib/debugobjects.c:485 Code: dd a0 26 94 88 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 bf 00 00 00 48 8b 14 dd a0 26 94 88 48 c7 c7 00 1c 94 88 e8 52 38 a6 fd <0f> 0b 83 05 53 4f 13 07 01 48 83 c4 20 5b 5d 41 5c 41 5d c3 48 89 RSP: 0018:ffffc9000b68fb28 EFLAGS: 00010082 RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 RDX: ffff8880a216c300 RSI: ffffffff815dafc7 RDI: fffff520016d1f57 RBP: 0000000000000001 R08: 0000000000000001 R09: ffff8880ae720f8b R10: 0000000000000000 R11: 0000000035383854 R12: ffffffff89be2ea0 R13: ffffffff81638450 R14: dead000000000100 R15: dffffc0000000000 __debug_check_no_obj_freed lib/debugobjects.c:967 [inline] debug_check_no_obj_freed+0x301/0x41c lib/debugobjects.c:998 kmem_cache_free_bulk+0x9e/0x190 mm/slab.c:3718 kfree_bulk include/linux/slab.h:411 [inline] kfree_rcu_work+0x506/0x8c0 kernel/rcu/tree.c:3150 process_one_work+0x94c/0x1670 kernel/workqueue.c:2269 worker_thread+0x64c/0x1120 kernel/workqueue.c:2415 kthread+0x3b5/0x4a0 kernel/kthread.c:292 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:294 Kernel Offset: disabled Rebooting in 86400 seconds..