[  421.862400] Mirror/redirect action on
[  432.500405] irq 4: nobody cared (try booting with the "irqpoll" option)
[  432.500550] CPU: 3 PID: 8044 Comm: perl Not tainted 6.9.0-virtme #1
[  432.500610] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[  432.500706] Call Trace:
[  432.500736]  <IRQ>
[  432.500764]  dump_stack_lvl+0x55/0x70
[  432.500813]  __report_bad_irq+0x2b/0xc0
[  432.500851]  note_interrupt+0x2a7/0x2f0
[  432.500885]  handle_irq_event+0x72/0x80
[  432.500920]  handle_edge_irq+0x8b/0x230
[  432.500956]  __common_interrupt+0x3c/0xb0
[  432.500992]  common_interrupt+0x80/0x90
[  432.501031]  </IRQ>
[  432.501054]  <TASK>
[  432.501073]  asm_common_interrupt+0x26/0x40
[  432.501113] RIP: 0010:_raw_spin_unlock_irqrestore+0x1c/0x30
[  432.501159] 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 dc a5 cb 5c <74> 05 c3 cc cc cc cc 0f 1f 44 00 00 c3 cc cc cc cc 0f 1f 00 90 90
[  432.501292] RSP: 0018:ffffa7da88783d60 EFLAGS: 00000286
[  432.501335] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000017
[  432.501402] RDX: ffffffffa2f6f2bd RSI: 0000000000000282 RDI: ffffffffa48e0540
[  432.501457] RBP: ffff88bc81294000 R08: 00000064bf08d4cf R09: 0000000000000001
[  432.501514] R10: ffff88bc827ee1f8 R11: 0000000000000000 R12: ffffffffa48e0540
[  432.501572] R13: 0000000000000282 R14: ffff88bc827ee400 R15: ffff88bc827ee000
[  432.501629]  ? rpm_suspend+0x1ad/0x5e0
[  432.501673]  uart_write+0x89/0x160
[  432.501709]  n_tty_write+0x1a6/0x520
[  432.501749]  ? __pfx_woken_wake_function+0x10/0x10
[  432.501792]  file_tty_write.constprop.0+0x14d/0x330
[  432.501836]  vfs_write+0x32f/0x460
[  432.501875]  ksys_write+0x63/0xe0
[  432.501914]  do_syscall_64+0x9e/0x1a0
[  432.501948]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  432.501995] RIP: 0033:0x7fccf37e9957
[  432.502029] 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
[  432.502170] RSP: 002b:00007ffc6d2cdf38 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  432.502236] RAX: ffffffffffffffda RBX: 000055bde83a1fd0 RCX: 00007fccf37e9957
[  432.502292] RDX: 0000000000000001 RSI: 000055bde83a1fd0 RDI: 0000000000000001
[  432.502348] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[  432.502405] R10: 0000000000000001 R11: 0000000000000246 R12: 000055bde838e560
[  432.502462] R13: 000055bde836f2a0 R14: 0000000000000001 R15: 000055bde838e560
[  432.502522]  </TASK>
[  432.502539] handlers:
[  432.502557] [<000000002e207213>] serial8250_interrupt
[  432.502605] Disabling IRQ #4