------------[ cut here ]------------ WARNING: CPU: 0 PID: 2974 at kernel/workqueue.c:1438 __queue_work+0xe36/0x1200 kernel/workqueue.c:1438 Modules linked in: CPU: 0 PID: 2974 Comm: udevd Not tainted 6.0.0-syzkaller-02752-gd31ada3b5111 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 RIP: 0010:__queue_work+0xe36/0x1200 kernel/workqueue.c:1438 Code: e0 07 83 c0 03 38 d0 7c 09 84 d2 74 05 e8 72 77 7a 00 8b 5b 2c 31 ff 83 e3 20 89 de e8 73 66 2d 00 85 db 75 42 e8 aa 69 2d 00 <0f> 0b e9 4a f8 ff ff e8 9e 69 2d 00 0f 0b e9 dc f7 ff ff e8 92 69 RSP: 0018:ffffc90000007cb8 EFLAGS: 00010046 RAX: 0000000000000000 RBX: 0000000000000100 RCX: 0000000000000100 RDX: ffff88807dd9bb00 RSI: ffffffff814dabc6 RDI: 0000000000000005 RBP: ffffc90000007d70 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000100 R11: 0000000000000001 R12: ffff888079540b30 R13: 1ffff92000000fa8 R14: ffffffff814e0720 R15: ffff888074a78800 FS: 00007ff756291840(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000555556b74848 CR3: 0000000027240000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600 Call Trace: call_timer_fn+0x1a0/0x6b0 kernel/time/timer.c:1474 expire_timers kernel/time/timer.c:1514 [inline] __run_timers.part.0+0x4a3/0xa80 kernel/time/timer.c:1790 __run_timers kernel/time/timer.c:1768 [inline] run_timer_softirq+0xb3/0x1d0 kernel/time/timer.c:1803 __do_softirq+0x1d0/0x9c8 kernel/softirq.c:571 invoke_softirq kernel/softirq.c:445 [inline] __irq_exit_rcu+0x123/0x180 kernel/softirq.c:650 irq_exit_rcu+0x5/0x20 kernel/softirq.c:662 sysvec_apic_timer_interrupt+0x93/0xc0 arch/x86/kernel/apic/apic.c:1107 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:649 RIP: 0010:write_comp_data+0x3c/0x90 kernel/kcov.c:229 Code: 01 00 00 49 89 f8 65 48 8b 14 25 80 6f 02 00 a9 00 01 ff 00 74 0e 85 f6 74 59 8b 82 bc 15 00 00 85 c0 74 4f 8b 82 98 15 00 00 <83> f8 03 75 44 48 8b 82 a0 15 00 00 8b 92 9c 15 00 00 48 8b 38 48 RSP: 0018:ffffc9000d79f730 EFLAGS: 00000246 RAX: 0000000000000000 RBX: ffff88802720cb80 RCX: ffffffff83bedb6a RDX: ffff88807dd9bb00 RSI: 0000000000000000 RDI: 0000000000000001 RBP: ffffc9000d79f860 R08: 0000000000000001 R09: 000000000000001f R10: 0000000000000001 R11: 000000000008c07c R12: ffff88802720cb80 R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 tomoyo_check_path_acl+0x4a/0x210 security/tomoyo/file.c:258 tomoyo_check_acl+0x13c/0x440 security/tomoyo/domain.c:175 tomoyo_path_permission security/tomoyo/file.c:586 [inline] tomoyo_path_permission+0x1ff/0x3a0 security/tomoyo/file.c:573 tomoyo_check_open_permission+0x33e/0x380 security/tomoyo/file.c:777 tomoyo_file_open security/tomoyo/tomoyo.c:320 [inline] tomoyo_file_open+0x9d/0xc0 security/tomoyo/tomoyo.c:315 security_file_open+0x45/0xb0 security/security.c:1646 do_dentry_open+0x349/0x13a0 fs/open.c:867 do_open fs/namei.c:3557 [inline] path_openat+0x1c92/0x28f0 fs/namei.c:3691 do_filp_open+0x1b6/0x400 fs/namei.c:3718 do_sys_openat2+0x16d/0x4c0 fs/open.c:1313 do_sys_open fs/open.c:1329 [inline] __do_sys_openat fs/open.c:1345 [inline] __se_sys_openat fs/open.c:1340 [inline] __x64_sys_openat+0x13f/0x1f0 fs/open.c:1340 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7ff755f2a5a4 Code: f9 41 89 f0 41 83 e2 40 75 2c 89 f0 25 00 00 41 00 3d 00 00 41 00 74 1e 44 89 c2 4c 89 ce bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 2c c3 0f 1f 00 48 8d 44 24 08 c7 44 24 b8 10 RSP: 002b:00007ffd393f8e38 EFLAGS: 00000287 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 0000556133f812a0 RCX: 00007ff755f2a5a4 RDX: 0000000000090800 RSI: 0000556133f9c460 RDI: 00000000ffffff9c RBP: 0000556133fc2660 R08: 0000000000090800 R09: 0000556133f9c460 R10: 0000000000000000 R11: 0000000000000287 R12: 0000556133f9c460 R13: 00000000000000ff R14: 00007ffd393f8e90 R15: 0000000000000000 ---------------- Code disassembly (best guess): 0: 01 00 add %eax,(%rax) 2: 00 49 89 add %cl,-0x77(%rcx) 5: f8 clc 6: 65 48 8b 14 25 80 6f mov %gs:0x26f80,%rdx d: 02 00 f: a9 00 01 ff 00 test $0xff0100,%eax 14: 74 0e je 0x24 16: 85 f6 test %esi,%esi 18: 74 59 je 0x73 1a: 8b 82 bc 15 00 00 mov 0x15bc(%rdx),%eax 20: 85 c0 test %eax,%eax 22: 74 4f je 0x73 24: 8b 82 98 15 00 00 mov 0x1598(%rdx),%eax * 2a: 83 f8 03 cmp $0x3,%eax <-- trapping instruction 2d: 75 44 jne 0x73 2f: 48 8b 82 a0 15 00 00 mov 0x15a0(%rdx),%rax 36: 8b 92 9c 15 00 00 mov 0x159c(%rdx),%edx 3c: 48 8b 38 mov (%rax),%rdi 3f: 48 rex.W