[  483.028650] Mirror/redirect action on
[  493.610121] irq 4: nobody cared (try booting with the "irqpoll" option)
[  493.610239] CPU: 3 UID: 0 PID: 2041 Comm: perl Not tainted 6.11.0-virtme #1
[  493.610296] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[  493.610381] Call Trace:
[  493.610403]  <IRQ>
[  493.610432]  dump_stack_lvl+0x55/0x70
[  493.610473]  __report_bad_irq+0x2b/0xc0
[  493.610517]  note_interrupt+0x2a7/0x2f0
[  493.610550]  handle_irq_event+0x72/0x80
[  493.610575]  handle_edge_irq+0x8b/0x230
[  493.610601]  __common_interrupt+0x3c/0xb0
[  493.610627]  common_interrupt+0x80/0x90
[  493.610662]  </IRQ>
[  493.610685]  <TASK>
[  493.610705]  asm_common_interrupt+0x26/0x40
[  493.610734] RIP: 0010:_raw_spin_unlock_irqrestore+0x1c/0x30
[  493.610770] 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 3c 87 29 62 <74> 05 c3 cc cc cc cc 0f 1f 44 00 00 c3 cc cc cc cc 0f 1f 00 90 90
[  493.610870] RSP: 0018:ffffb269c077bd60 EFLAGS: 00000286
[  493.610911] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000017
[  493.610968] RDX: ffffffff9d98738d RSI: 0000000000000286 RDI: ffffffff9f2f9360
[  493.611015] RBP: ffff8d9b41f58000 R08: 0000007301a3f142 R09: 0000000000000001
[  493.611061] R10: ffff8d9b427abdf8 R11: 0000000000000000 R12: ffffffff9f2f9360
[  493.611107] R13: 0000000000000286 R14: ffff8d9b427aac00 R15: ffff8d9b427abc00
[  493.611153]  ? rpm_suspend+0x1ad/0x5e0
[  493.611181]  uart_write+0x89/0x150
[  493.611211]  n_tty_write+0x1a6/0x520
[  493.611239]  ? __pfx_woken_wake_function+0x10/0x10
[  493.611273]  file_tty_write.constprop.0+0x14d/0x330
[  493.611305]  vfs_write+0x332/0x460
[  493.611333]  ksys_write+0x63/0xe0
[  493.611359]  do_syscall_64+0x9e/0x1a0
[  493.611387]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  493.611423] RIP: 0033:0x7f2c0d7cc957
[  493.611460] 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
[  493.611582] RSP: 002b:00007fff84e5d688 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  493.611629] RAX: ffffffffffffffda RBX: 000055b07dd860b0 RCX: 00007f2c0d7cc957
[  493.611676] RDX: 0000000000000001 RSI: 000055b07dd860b0 RDI: 0000000000000001
[  493.611721] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[  493.611765] R10: 0000000000000001 R11: 0000000000000246 R12: 000055b07dd72580
[  493.611805] R13: 000055b07dd532a0 R14: 0000000000000001 R15: 000055b07dd72580
[  493.611855]  </TASK>
[  493.611875] handlers:
[  493.611894] [<0000000010dc1f55>] serial8250_interrupt
[  493.611938] Disabling IRQ #4