[  473.741870] Mirror/redirect action on
[  484.950159] irq 4: nobody cared (try booting with the "irqpoll" option)
[  484.950292] CPU: 3 UID: 0 PID: 5537 Comm: perl Not tainted 6.12.0-rc4-virtme #1
[  484.950364] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[  484.950453] Call Trace:
[  484.950486]  <IRQ>
[  484.950515]  dump_stack_lvl+0x55/0x70
[  484.950560]  __report_bad_irq+0x2b/0xc0
[  484.950600]  note_interrupt+0x2a7/0x2f0
[  484.950636]  handle_irq_event+0x72/0x80
[  484.950668]  handle_edge_irq+0x8b/0x230
[  484.950701]  __common_interrupt+0x3c/0xb0
[  484.950744]  common_interrupt+0x80/0x90
[  484.950782]  </IRQ>
[  484.950805]  <TASK>
[  484.950831]  asm_common_interrupt+0x26/0x40
[  484.950868] RIP: 0010:_raw_spin_unlock_irqrestore+0x1c/0x30
[  484.950916] 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 88 4c <74> 05 c3 cc cc cc cc 0f 1f 44 00 00 c3 cc cc cc cc 0f 1f 00 90 90
[  484.951053] RSP: 0018:ffffa3b780fd3d60 EFLAGS: 00000286
[  484.951100] RAX: 00000000ffffffff RBX: 0000000000000001 RCX: 0000000000000017
[  484.951166] RDX: ffffffffb339ba3d RSI: 0000000000000282 RDI: ffffffffb4d0c120
[  484.951219] RBP: ffff8c5301f90000 R08: 00000070fd3f0402 R09: 0000000000000001
[  484.951273] R10: ffff8c53012969f8 R11: 0000000000000000 R12: 0000000000000001
[  484.951327] R13: ffffffffb4d0c120 R14: 0000000000000282 R15: ffff8c5301296800
[  484.951376]  ? rpm_suspend+0x1ad/0x5e0
[  484.951411]  uart_write+0xb2/0x270
[  484.951442]  n_tty_write+0x1a3/0x520
[  484.951478]  ? __pfx_woken_wake_function+0x10/0x10
[  484.951523]  file_tty_write.constprop.0+0x147/0x330
[  484.951566]  vfs_write+0x335/0x470
[  484.951608]  ksys_write+0x63/0xe0
[  484.951646]  do_syscall_64+0x9e/0x1a0
[  484.951685]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  484.951735] RIP: 0033:0x7fd239337957
[  484.951771] 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
[  484.951908] RSP: 002b:00007ffdf0cc6228 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  484.951971] RAX: ffffffffffffffda RBX: 0000556690ddf1f0 RCX: 00007fd239337957
[  484.952033] RDX: 0000000000000001 RSI: 0000556690ddf1f0 RDI: 0000000000000001
[  484.952094] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[  484.952153] R10: 0000000000000001 R11: 0000000000000246 R12: 0000556690dcb580
[  484.952216] R13: 0000556690dac2a0 R14: 0000000000000001 R15: 0000556690dcb580
[  484.952281]  </TASK>
[  484.952306] handlers:
[  484.952324] [<00000000ae01fb64>] serial8250_interrupt
[  484.952376] Disabling IRQ #4