ODEBUG: active_state not available (active state 0) object type: rcu_head hint: 0x0 WARNING: CPU: 1 PID: 2961 at lib/debugobjects.c:511 debug_print_object lib/debugobjects.c:508 [inline] WARNING: CPU: 1 PID: 2961 at lib/debugobjects.c:511 debug_object_active_state+0x287/0x410 lib/debugobjects.c:965 Modules linked in: CPU: 1 PID: 2961 Comm: udevd Not tainted 5.15.120-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/03/2023 RIP: 0010:debug_print_object lib/debugobjects.c:508 [inline] RIP: 0010:debug_object_active_state+0x287/0x410 lib/debugobjects.c:965 Code: 89 ef e8 ac 4f be fd 4c 8b 45 00 48 c7 c7 40 6b d8 8a 48 c7 c6 a0 68 d8 8a 48 c7 c2 e0 6c d8 8a 31 c9 49 89 d9 e8 c9 ad 40 fd <0f> 0b e9 9f 00 00 00 45 31 f6 ff 05 f9 53 62 0d 43 0f b6 04 2f 84 RSP: 0018:ffffc90002c4fd00 EFLAGS: 00010246 RAX: dc235e8928242e00 RBX: 0000000000000000 RCX: ffff88807c8e3b80 RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 RBP: ffffffff8a8c01c0 R08: ffffffff8166491c R09: ffffed10173667a0 R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 R13: dffffc0000000000 R14: 0000000000000001 R15: ffff88801f1c4a00 FS: 00007f3f5d45ec80(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000200c3000 CR3: 000000001fadc000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: debug_rcu_head_queue kernel/rcu/rcu.h:177 [inline] __call_rcu kernel/rcu/tree.c:2978 [inline] call_rcu+0xb1/0xa70 kernel/rcu/tree.c:3074 task_work_run+0x129/0x1a0 kernel/task_work.c:164 tracehook_notify_resume include/linux/tracehook.h:189 [inline] exit_to_user_mode_loop+0x106/0x130 kernel/entry/common.c:175 exit_to_user_mode_prepare+0xb1/0x140 kernel/entry/common.c:208 __syscall_exit_to_user_mode_work kernel/entry/common.c:290 [inline] syscall_exit_to_user_mode+0x5d/0x250 kernel/entry/common.c:301 do_syscall_64+0x49/0xb0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7f3f5d58d37f Code: af 6a 0d 00 f7 d8 64 89 02 48 83 c8 ff 44 89 c7 48 89 04 24 e8 e1 fc f9 ff 48 8b 04 24 48 83 c4 28 c3 c3 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 76 10 48 8b 15 7a 6a 0d 00 f7 d8 64 89 02 48 83 RSP: 002b:00007ffd18e3d668 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 RAX: 0000000000000000 RBX: 000055935111dcf0 RCX: 00007f3f5d58d37f RDX: 00007f3f5d664b00 RSI: 00005593510fc010 RDI: 000000000000000d RBP: 0000559351148940 R08: 0000000000000000 R09: 603909792e9d11c6 R10: 0000000000000812 R11: 0000000000000202 R12: 000055935111bee0 R13: 00000000000000ff R14: 00005593505831c4 R15: 0000000000000000