------------[ cut here ]------------ WARNING: CPU: 0 PID: 5673 at kernel/workqueue.c:1722 __queue_work+0xdc6/0x11d0 kernel/workqueue.c:1721 Modules linked in: CPU: 0 PID: 5673 Comm: kworker/u4:38 Not tainted 6.7.0-rc8-syzkaller-01998-g948f97f9d8d2 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 Workqueue: events_unbound cfg80211_wiphy_work RIP: 0010:__queue_work+0xdc6/0x11d0 kernel/workqueue.c:1721 Code: 07 83 c0 03 38 d0 7c 09 84 d2 74 05 e8 c3 b7 88 00 8b 5b 2c 31 ff 83 e3 20 89 de e8 e4 ae 31 00 85 db 75 56 e8 6b b3 31 00 90 <0f> 0b 90 e9 ac f8 ff ff e8 5d b3 31 00 90 0f 0b 90 e9 5b f8 ff ff RSP: 0018:ffffc90000007c28 EFLAGS: 00010046 RAX: 0000000000000000 RBX: 0000000000000100 RCX: ffffffff8155d06c RDX: ffff888046eed940 RSI: ffffffff8155d0c5 RDI: 0000000000000005 RBP: ffff888049b60c58 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000100 R11: 0000000000000003 R12: ffff888049b60c10 R13: 0000000000000101 R14: ffffffff8155da20 R15: ffff888034a0bc00 FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fe13c8d5f80 CR3: 000000000cd77000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: call_timer_fn+0x193/0x590 kernel/time/timer.c:1700 expire_timers kernel/time/timer.c:1746 [inline] __run_timers+0x585/0xb20 kernel/time/timer.c:2022 run_timer_softirq+0x58/0xd0 kernel/time/timer.c:2035 __do_softirq+0x21a/0x8de kernel/softirq.c:553 invoke_softirq kernel/softirq.c:427 [inline] __irq_exit_rcu kernel/softirq.c:632 [inline] irq_exit_rcu+0xb7/0x120 kernel/softirq.c:644 sysvec_apic_timer_interrupt+0x95/0xb0 arch/x86/kernel/apic/apic.c:1076 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:649 RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline] RIP: 0010:_raw_spin_unlock_irqrestore+0x31/0x70 kernel/locking/spinlock.c:194 Code: f5 53 48 8b 74 24 10 48 89 fb 48 83 c7 18 e8 f6 67 e2 f6 48 89 df e8 de df e2 f6 f7 c5 00 02 00 00 75 1f 9c 58 f6 c4 02 75 2f 01 00 00 00 e8 95 98 d4 f6 65 8b 05 f6 25 7e 75 85 c0 74 12 5b RSP: 0018:ffffc9000d837bf8 EFLAGS: 00000246 RAX: 0000000000000006 RBX: ffff88801ff317a8 RCX: 1ffffffff23e9936 RDX: 0000000000000000 RSI: ffffffff8accaf00 RDI: ffffffff8b2f0fa0 RBP: 0000000000000293 R08: 0000000000000001 R09: fffffbfff23e41dd R10: ffffffff91f20eef R11: 0000000000000003 R12: 0000000000000293 R13: ffff88801ff317a8 R14: 0000000000000001 R15: 0000000000000080 spin_unlock_irqrestore include/linux/spinlock.h:406 [inline] skb_dequeue+0x126/0x180 net/core/skbuff.c:3725 ieee80211_iface_work+0x697/0xda0 net/mac80211/iface.c:1650 cfg80211_wiphy_work+0x24e/0x330 net/wireless/core.c:437 process_one_work+0x886/0x15d0 kernel/workqueue.c:2627 process_scheduled_works kernel/workqueue.c:2700 [inline] worker_thread+0x8b9/0x1290 kernel/workqueue.c:2781 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:242 ---------------- Code disassembly (best guess): 0: f5 cmc 1: 53 push %rbx 2: 48 8b 74 24 10 mov 0x10(%rsp),%rsi 7: 48 89 fb mov %rdi,%rbx a: 48 83 c7 18 add $0x18,%rdi e: e8 f6 67 e2 f6 call 0xf6e26809 13: 48 89 df mov %rbx,%rdi 16: e8 de df e2 f6 call 0xf6e2dff9 1b: f7 c5 00 02 00 00 test $0x200,%ebp 21: 75 1f jne 0x42 23: 9c pushf 24: 58 pop %rax 25: f6 c4 02 test $0x2,%ah 28: 75 2f jne 0x59 * 2a: bf 01 00 00 00 mov $0x1,%edi <-- trapping instruction 2f: e8 95 98 d4 f6 call 0xf6d498c9 34: 65 8b 05 f6 25 7e 75 mov %gs:0x757e25f6(%rip),%eax # 0x757e2631 3b: 85 c0 test %eax,%eax 3d: 74 12 je 0x51 3f: 5b pop %rbx