------------[ cut here ]------------
!local->started
WARNING: net/mac80211/rx.c:5601 at ieee80211_rx_list+0x2bd9/0x3b00 net/mac80211/rx.c:5601, CPU#1: pr/ttyS0/16
Modules linked in:
CPU: 1 UID: 0 PID: 16 Comm: pr/ttyS0 Tainted: G             L      syzkaller #0 PREEMPT(full) 
Tainted: [L]=SOFTLOCKUP
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026
RIP: 0010:ieee80211_rx_list+0x2bd9/0x3b00 net/mac80211/rx.c:5601
Code: 90 e9 84 e9 ff ff e8 f6 ce 68 f6 e9 7a e9 ff ff e8 ec ce 68 f6 e9 70 e9 ff ff e8 e2 ce 68 f6 e9 66 e9 ff ff e8 d8 ce 68 f6 90 <0f> 0b 90 e9 58 e9 ff ff e8 ca ce 68 f6 48 c7 44 24 50 00 00 00 00
RSP: 0018:ffffc90000a18b40 EFLAGS: 00010246
RAX: ffffffff8b5f4198 RBX: ffff88808a09175d RCX: ffff88801eef8000
RDX: 0000000000000100 RSI: 0000000000000100 RDI: 0000000000000005
RBP: ffffc90000a18db0 R08: 0000000000000100 R09: 0000000000000000
R10: 0000000000000002 R11: 0000000000000100 R12: dffffc0000000000
R13: ffff88807f54cc80 R14: ffff88808a0932a8 R15: ffff88808a090fa0
FS:  0000000000000000(0000) GS:ffff888123bbf000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f15489deff8 CR3: 000000000fb48000 CR4: 0000000000350ef0
Call Trace:
 <IRQ>
 ieee80211_rx_napi+0x1ad/0x3d0 net/mac80211/rx.c:5749
 ieee80211_rx include/net/mac80211.h:5449 [inline]
 ieee80211_handle_queued_frames+0xe4/0x1d0 net/mac80211/main.c:452
 tasklet_action_common+0x2d7/0x490 kernel/softirq.c:961
 handle_softirqs+0x226/0x860 kernel/softirq.c:645
 __do_softirq kernel/softirq.c:679 [inline]
 invoke_softirq kernel/softirq.c:519 [inline]
 __irq_exit_rcu+0xcb/0x220 kernel/softirq.c:758
 irq_exit_rcu+0x9/0x30 kernel/softirq.c:775
 instr_sysvec_call_function_single arch/x86/kernel/smp.c:267 [inline]
 sysvec_call_function_single+0xa3/0xc0 arch/x86/kernel/smp.c:267
 </IRQ>
 <TASK>
 asm_sysvec_call_function_single+0x1a/0x20 arch/x86/include/asm/idtentry.h:681
RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:211 [inline]
RIP: 0010:_raw_spin_unlock_irqrestore+0x47/0x80 kernel/locking/spinlock.c:221
Code: f7 e8 7d a0 b8 f5 f7 c3 00 02 00 00 74 05 e8 70 ef e4 f5 9c 58 a9 00 02 00 00 75 29 f7 c3 00 02 00 00 74 01 fb bf 01 00 00 00 <e8> b4 9d a9 f5 65 48 8b 05 0c a0 aa 08 48 85 c0 74 18 5b 41 5e e9
RSP: 0018:ffffc90000157ca8 EFLAGS: 00000206
RAX: 0000000000000002 RBX: 0000000000000292 RCX: 8000000000000001
RDX: 0000000000000000 RSI: ffffffff8e46978f RDI: 0000000000000001
RBP: ffffc90000157e18 R08: ffffffff917a727f R09: 1ffffffff22f4e4f
R10: dffffc0000000000 R11: fffffbfff22f4e50 R12: 0000000000000002
R13: ffff88801eef8000 R14: ffffffff9bd4be20 R15: dffffc0000000000
 nbcon_emit_one kernel/printk/nbcon.c:1165 [inline]
 nbcon_kthread_func+0x6c4/0x880 kernel/printk/nbcon.c:1271
 kthread+0x38b/0x480 kernel/kthread.c:436
 ret_from_fork+0x514/0xb70 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>
----------------
Code disassembly (best guess):
   0:	f7 e8                	imul   %eax
   2:	7d a0                	jge    0xffffffa4
   4:	b8 f5 f7 c3 00       	mov    $0xc3f7f5,%eax
   9:	02 00                	add    (%rax),%al
   b:	00 74 05 e8          	add    %dh,-0x18(%rbp,%rax,1)
   f:	70 ef                	jo     0x0
  11:	e4 f5                	in     $0xf5,%al
  13:	9c                   	pushf
  14:	58                   	pop    %rax
  15:	a9 00 02 00 00       	test   $0x200,%eax
  1a:	75 29                	jne    0x45
  1c:	f7 c3 00 02 00 00    	test   $0x200,%ebx
  22:	74 01                	je     0x25
  24:	fb                   	sti
  25:	bf 01 00 00 00       	mov    $0x1,%edi
* 2a:	e8 b4 9d a9 f5       	call   0xf5a99de3 <-- trapping instruction
  2f:	65 48 8b 05 0c a0 aa 	mov    %gs:0x8aaa00c(%rip),%rax        # 0x8aaa043
  36:	08
  37:	48 85 c0             	test   %rax,%rax
  3a:	74 18                	je     0x54
  3c:	5b                   	pop    %rbx
  3d:	41 5e                	pop    %r14
  3f:	e9                   	.byte 0xe9