[  483.190642] Mirror/redirect action on
[  494.051582] irq 4: nobody cared (try booting with the "irqpoll" option)
[  494.051700] CPU: 3 UID: 0 PID: 2699 Comm: perl Not tainted 6.12.0-rc4-virtme #1
[  494.051752] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[  494.051826] Call Trace:
[  494.051854]  <IRQ>
[  494.051880]  dump_stack_lvl+0x55/0x70
[  494.051919]  __report_bad_irq+0x2b/0xc0
[  494.051950]  note_interrupt+0x2a7/0x2f0
[  494.051977]  handle_irq_event+0x72/0x80
[  494.052003]  handle_edge_irq+0x8b/0x230
[  494.052029]  __common_interrupt+0x3c/0xb0
[  494.052060]  common_interrupt+0x80/0x90
[  494.052092]  </IRQ>
[  494.052109]  <TASK>
[  494.052128]  asm_common_interrupt+0x26/0x40
[  494.052158] RIP: 0010:_raw_spin_unlock_irqrestore+0x1c/0x30
[  494.052195] 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 7c 5a a8 49 <74> 05 c3 cc cc cc cc 0f 1f 44 00 00 c3 cc cc cc cc 0f 1f 00 90 90
[  494.052294] RSP: 0018:ffffb9d5c077bd60 EFLAGS: 00000286
[  494.052329] RAX: 00000000ffffffff RBX: 0000000000000001 RCX: 0000000000000017
[  494.052374] RDX: ffffffffb619ba1d RSI: 0000000000000282 RDI: ffffffffb7b0c120
[  494.052419] RBP: ffff9b8ac1e18000 R08: 0000007317ceef1d R09: 0000000000000001
[  494.052464] R10: ffff9b8ac1290df8 R11: 0000000000000000 R12: 0000000000000001
[  494.052510] R13: ffffffffb7b0c120 R14: 0000000000000282 R15: ffff9b8ac1290c00
[  494.052555]  ? rpm_suspend+0x1ad/0x5e0
[  494.052590]  uart_write+0xb2/0x270
[  494.052620]  n_tty_write+0x1a3/0x520
[  494.052648]  ? __pfx_woken_wake_function+0x10/0x10
[  494.052679]  file_tty_write.constprop.0+0x147/0x330
[  494.052712]  vfs_write+0x335/0x470
[  494.052746]  ksys_write+0x63/0xe0
[  494.052783]  do_syscall_64+0x9e/0x1a0
[  494.052812]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  494.052850] RIP: 0033:0x7f78f38d2957
[  494.052878] 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
[  494.052976] RSP: 002b:00007ffc69d540a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  494.053023] RAX: ffffffffffffffda RBX: 0000555eb11110b0 RCX: 00007f78f38d2957
[  494.053068] RDX: 0000000000000001 RSI: 0000555eb11110b0 RDI: 0000000000000001
[  494.053115] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[  494.053160] R10: 0000000000000001 R11: 0000000000000246 R12: 0000555eb10fd580
[  494.053205] R13: 0000555eb10de2a0 R14: 0000000000000001 R15: 0000555eb10fd580
[  494.053252]  </TASK>
[  494.053269] handlers:
[  494.053288] [<0000000003d3cac7>] serial8250_interrupt
[  494.053325] Disabling IRQ #4