------------[ cut here ]------------ NETDEV WATCHDOG: sl0 (): transmit queue 0 timed out WARNING: CPU: 1 PID: 5765 at net/sched/sch_generic.c:478 dev_watchdog+0x93c/0xb10 net/sched/sch_generic.c:477 Modules linked in: CPU: 1 PID: 5765 Comm: syz-executor.1 Not tainted 5.15.160-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 RIP: 0010:dev_watchdog+0x93c/0xb10 net/sched/sch_generic.c:477 Code: 05 5d 7f 7b 05 01 48 8b 5c 24 28 48 89 df e8 fb ba e2 ff 48 c7 c7 00 c9 7c 8b 48 89 de 48 89 c2 48 8b 4c 24 10 e8 74 6c f6 f8 <0f> 0b e9 fe fc ff ff e8 18 c4 2a f9 0f 0b e9 83 fc ff ff 44 89 e1 RSP: 0018:ffffc90000dd0b10 EFLAGS: 00010246 RAX: 008d8a9efd17c600 RBX: ffff88807d7ae000 RCX: ffff888021c09dc0 RDX: 0000000080000102 RSI: 0000000080000102 RDI: 0000000000000000 RBP: 00000000ffffc901 R08: ffffffff8166860c R09: fffff520001ba0a5 R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88807d7ae448 R13: ffff88807d7ae440 R14: ffff88807d7ae540 R15: ffff88807d7ae460 FS: 00007f3a55b476c0(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ff42f93b0a0 CR3: 000000007165a000 CR4: 00000000003506e0 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:finish_lock_switch+0x91/0x100 kernel/sched/core.c:4785 Code: 45 31 c9 68 b7 90 59 81 e8 cc 1a 09 00 48 83 c4 08 4c 89 ff e8 60 da fe ff 66 90 4c 89 ff e8 f6 da cd 08 e8 d1 4b 2d 00 fb 5b <41> 5c 41 5d 41 5e 41 5f c3 44 89 f1 80 e1 07 80 c1 03 38 c1 7c 87 RSP: 0018:ffffc90003057298 EFLAGS: 00000286 RAX: 008d8a9efd17c600 RBX: ffff88801b8fd974 RCX: ffffffff913eff03 RDX: dffffc0000000000 RSI: ffffffff8a8b2980 RDI: ffffffff8ad8f6c0 RBP: ffffc90003057310 R08: ffffffff8186dcf0 R09: ffffed1017367469 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: 1ffff11017367613 R14: ffff8880b9b3b098 R15: ffff8880b9b3a340 finish_task_switch+0x134/0x630 kernel/sched/core.c:4902 context_switch kernel/sched/core.c:5033 [inline] __schedule+0x12cc/0x45b0 kernel/sched/core.c:6376 schedule+0x11b/0x1f0 kernel/sched/core.c:6459 schedule_timeout+0xac/0x300 kernel/time/timer.c:1890 ---------------- Code disassembly (best guess): 0: 45 31 c9 xor %r9d,%r9d 3: 68 b7 90 59 81 push $0xffffffff815990b7 8: e8 cc 1a 09 00 call 0x91ad9 d: 48 83 c4 08 add $0x8,%rsp 11: 4c 89 ff mov %r15,%rdi 14: e8 60 da fe ff call 0xfffeda79 19: 66 90 xchg %ax,%ax 1b: 4c 89 ff mov %r15,%rdi 1e: e8 f6 da cd 08 call 0x8cddb19 23: e8 d1 4b 2d 00 call 0x2d4bf9 28: fb sti 29: 5b pop %rbx * 2a: 41 5c pop %r12 <-- trapping instruction 2c: 41 5d pop %r13 2e: 41 5e pop %r14 30: 41 5f pop %r15 32: c3 ret 33: 44 89 f1 mov %r14d,%ecx 36: 80 e1 07 and $0x7,%cl 39: 80 c1 03 add $0x3,%cl 3c: 38 c1 cmp %al,%cl 3e: 7c 87 jl 0xffffffc7