------------[ cut here ]------------ NETDEV WATCHDOG: sl0 (): transmit queue 0 timed out WARNING: CPU: 0 PID: 4688 at net/sched/sch_generic.c:478 dev_watchdog+0x93c/0xb10 net/sched/sch_generic.c:477 Modules linked in: CPU: 0 PID: 4688 Comm: udevd Not tainted 5.15.158-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 RIP: 0010:dev_watchdog+0x93c/0xb10 net/sched/sch_generic.c:477 Code: 05 8c 90 7b 05 01 48 8b 5c 24 28 48 89 df e8 3b c6 e2 ff 48 c7 c7 40 c3 7c 8b 48 89 de 48 89 c2 48 8b 4c 24 10 e8 e4 80 f6 f8 <0f> 0b e9 fe fc ff ff e8 88 d8 2a f9 0f 0b e9 83 fc ff ff 44 89 e1 RSP: 0018:ffffc90000007b10 EFLAGS: 00010246 RAX: 2c2e9d5c9070ce00 RBX: ffff888078c4a000 RCX: ffff88801d69d940 RDX: 0000000000000101 RSI: 0000000000000101 RDI: 0000000000000000 RBP: 00000000ffffcd01 R08: ffffffff8166860c R09: fffff52000000ea5 R10: 0000000000000000 R11: dffffc0000000001 R12: ffff888078c4a448 R13: ffff888078c4a440 R14: ffff888078c4a540 R15: ffff888078c4a460 FS: 00007f0426288c80(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000c001480b00 CR3: 000000005e089000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: call_timer_fn+0x16d/0x560 kernel/time/timer.c:1451 expire_timers kernel/time/timer.c:1496 [inline] __run_timers+0x67c/0x890 kernel/time/timer.c:1767 run_timer_softirq+0x63/0xf0 kernel/time/timer.c:1780 __do_softirq+0x3b3/0x93a kernel/softirq.c:558 invoke_softirq kernel/softirq.c:432 [inline] __irq_exit_rcu+0x155/0x240 kernel/softirq.c:637 irq_exit_rcu+0x5/0x20 kernel/softirq.c:649 sysvec_apic_timer_interrupt+0x91/0xb0 arch/x86/kernel/apic/apic.c:1096 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:638 RIP: 0010:__sanitizer_cov_trace_switch+0x44/0xe0 Code: 00 00 00 b9 8b 00 00 00 0f a3 c1 0f 83 9e 00 00 00 4c 8b 16 4d 85 d2 0f 84 92 00 00 00 4c 8b 04 c5 40 e9 8e 8a 4c 8b 4c 24 20 <65> 4c 8b 1d 54 0e 82 7e 31 d2 eb 08 48 ff c2 49 39 d2 74 71 4c 8b RSP: 0018:ffffc90005b47698 EFLAGS: 00000206 RAX: 0000000000000003 RBX: 0000000000000073 RCX: 000000000000008b RDX: dffffc0000000000 RSI: ffffffff8cf38840 RDI: 0000000000000073 RBP: ffffc90005b477b0 R08: 0000000000000005 R09: ffffffff842dd7b5 R10: 000000000000000a R11: ffff88801d69d940 R12: ffff0a00ffffff00 R13: ffff0000ffffff00 R14: ffffffff8ad29929 R15: 1ffffffff15a5325 format_decode+0xab5/0x1f10 lib/vsprintf.c:2621 vsnprintf+0x14d/0x1c70 lib/vsprintf.c:2763 tomoyo_supervisor+0x145/0x12c0 security/tomoyo/common.c:2069 tomoyo_audit_path_log security/tomoyo/file.c:168 [inline] tomoyo_path_permission+0x243/0x360 security/tomoyo/file.c:587 tomoyo_path_perm+0x41a/0x6b0 security/tomoyo/file.c:838 tomoyo_path_symlink+0xda/0x110 security/tomoyo/tomoyo.c:199 security_path_symlink+0xd9/0x130 security/security.c:1179 do_symlinkat+0x129/0x600 fs/namei.c:4453 __do_sys_symlink fs/namei.c:4480 [inline] __se_sys_symlink fs/namei.c:4478 [inline] __x64_sys_symlink+0x7a/0x90 fs/namei.c:4478 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f04263b4ce7 Code: f0 ff ff 73 01 c3 48 8b 0d 3e 91 0d 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 58 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 11 91 0d 00 f7 d8 64 89 01 48 RSP: 002b:00007ffd4ef764b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000058 RAX: ffffffffffffffda RBX: 00007ffd4ef764c8 RCX: 00007f04263b4ce7 RDX: 0000000000000000 RSI: 00007ffd4ef764c8 RDI: 0000560513bb1e80 RBP: 0000560513ba7cf0 R08: 0000000000000000 R09: 00007ffd4ef75e38 R10: 0000000000000000 R11: 0000000000000206 R12: 00000000000003ea R13: 0000560513b8faf0 R14: 0000000000000008 R15: 0000560513b86910 ---------------- Code disassembly (best guess): 0: 00 00 add %al,(%rax) 2: 00 b9 8b 00 00 00 add %bh,0x8b(%rcx) 8: 0f a3 c1 bt %eax,%ecx b: 0f 83 9e 00 00 00 jae 0xaf 11: 4c 8b 16 mov (%rsi),%r10 14: 4d 85 d2 test %r10,%r10 17: 0f 84 92 00 00 00 je 0xaf 1d: 4c 8b 04 c5 40 e9 8e mov -0x757116c0(,%rax,8),%r8 24: 8a 25: 4c 8b 4c 24 20 mov 0x20(%rsp),%r9 * 2a: 65 4c 8b 1d 54 0e 82 mov %gs:0x7e820e54(%rip),%r11 # 0x7e820e86 <-- trapping instruction 31: 7e 32: 31 d2 xor %edx,%edx 34: eb 08 jmp 0x3e 36: 48 ff c2 inc %rdx 39: 49 39 d2 cmp %rdx,%r10 3c: 74 71 je 0xaf 3e: 4c rex.WR 3f: 8b .byte 0x8b