[  423.550171] Mirror/redirect action on
[  423.551783] tc (8587) used greatest stack depth: 11992 bytes left
[  434.368924] irq 4: nobody cared (try booting with the "irqpoll" option)
[  434.369047] CPU: 3 PID: 8048 Comm: perl Not tainted 6.10.0-rc7-virtme #1
[  434.369092] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[  434.369169] Call Trace:
[  434.369196]  <IRQ>
[  434.369217]  dump_stack_lvl+0x55/0x70
[  434.369254]  __report_bad_irq+0x2b/0xc0
[  434.369286]  note_interrupt+0x2a7/0x2f0
[  434.369312]  handle_irq_event+0x72/0x80
[  434.369346]  handle_edge_irq+0x8b/0x230
[  434.369372]  __common_interrupt+0x3c/0xb0
[  434.369401]  common_interrupt+0x80/0x90
[  434.369440]  </IRQ>
[  434.369464]  <TASK>
[  434.369486]  asm_common_interrupt+0x26/0x40
[  434.369530] RIP: 0010:_raw_spin_unlock_irqrestore+0x1c/0x30
[  434.369571] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 0f 1f 44 00 00 c6 07 00 f7 c6 00 02 00 00 74 01 fb 65 ff 0d cc e5 2a 4b <74> 05 c3 cc cc cc cc 0f 1f 44 00 00 c3 cc cc cc cc 0f 1f 00 90 90
[  434.369687] RSP: 0018:ffffaab608463d60 EFLAGS: 00000286
[  434.369725] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000017
[  434.369775] RDX: ffffffffb49725dd RSI: 0000000000000286 RDI: ffffffffb62e9300
[  434.369831] RBP: ffff8f10c1294000 R08: 0000006535124275 R09: 0000000000000001
[  434.369876] R10: ffff8f10c257d5f8 R11: 0000000000000000 R12: ffffffffb62e9300
[  434.369940] R13: 0000000000000286 R14: ffff8f10c257c800 R15: ffff8f10c257d400
[  434.369989]  ? rpm_suspend+0x1ad/0x5e0
[  434.370028]  uart_write+0x89/0x150
[  434.370071]  n_tty_write+0x1a6/0x520
[  434.370100]  ? __pfx_woken_wake_function+0x10/0x10
[  434.370135]  file_tty_write.constprop.0+0x14d/0x330
[  434.370171]  vfs_write+0x332/0x460
[  434.370203]  ksys_write+0x63/0xe0
[  434.370229]  do_syscall_64+0x9e/0x1a0
[  434.370259]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  434.370304] RIP: 0033:0x7f3315001957
[  434.370342] Code: 0b 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24
[  434.370443] RSP: 002b:00007ffd55d8e8c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  434.370488] RAX: ffffffffffffffda RBX: 000055e582a8ffd0 RCX: 00007f3315001957
[  434.370553] RDX: 0000000000000001 RSI: 000055e582a8ffd0 RDI: 0000000000000001
[  434.370601] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[  434.370646] R10: 0000000000000001 R11: 0000000000000246 R12: 000055e582a7c560
[  434.370692] R13: 000055e582a5d2a0 R14: 0000000000000001 R15: 000055e582a7c560
[  434.370754]  </TASK>
[  434.370779] handlers:
[  434.370798] [<000000004e32e600>] serial8250_interrupt
[  434.370849] Disabling IRQ #4