[  420.776719] Mirror/redirect action on
[  431.577407] irq 4: nobody cared (try booting with the "irqpoll" option)
[  431.577540] CPU: 3 PID: 5149 Comm: perl Not tainted 6.10.0-virtme #1
[  431.577601] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[  431.577708] Call Trace:
[  431.577744]  <IRQ>
[  431.577770]  dump_stack_lvl+0x55/0x70
[  431.577820]  __report_bad_irq+0x2b/0xc0
[  431.577861]  note_interrupt+0x2a7/0x2f0
[  431.577899]  handle_irq_event+0x72/0x80
[  431.577930]  handle_edge_irq+0x8b/0x230
[  431.577964]  __common_interrupt+0x3c/0xb0
[  431.577997]  common_interrupt+0x80/0x90
[  431.578041]  </IRQ>
[  431.578064]  <TASK>
[  431.578093]  asm_common_interrupt+0x26/0x40
[  431.578134] RIP: 0010:_raw_spin_unlock_irqrestore+0x1c/0x30
[  431.578178] 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 a6 6a 70 <74> 05 c3 cc cc cc cc 0f 1f 44 00 00 c3 cc cc cc cc 0f 1f 00 90 90
[  431.578323] RSP: 0018:ffffb6be40d73d60 EFLAGS: 00000286
[  431.578365] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000017
[  431.578437] RDX: ffffffff8f57605d RSI: 0000000000000282 RDI: ffffffff90eee340
[  431.578498] RBP: ffff9f7e01d90000 R08: 000000648ebf3b4c R09: 0000000000000001
[  431.578553] R10: ffff9f7e0128c9f8 R11: 0000000000000000 R12: ffffffff90eee340
[  431.578615] R13: 0000000000000282 R14: ffff9f7e0128d000 R15: ffff9f7e0128c800
[  431.578679]  ? rpm_suspend+0x1ad/0x5e0
[  431.578727]  uart_write+0x89/0x150
[  431.578777]  n_tty_write+0x1a6/0x520
[  431.578813]  ? __pfx_woken_wake_function+0x10/0x10
[  431.578853]  file_tty_write.constprop.0+0x14d/0x330
[  431.578895]  vfs_write+0x332/0x460
[  431.578937]  ksys_write+0x63/0xe0
[  431.578974]  do_syscall_64+0x9e/0x1a0
[  431.579008]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  431.579058] RIP: 0033:0x7f92fbc0b957
[  431.579095] 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
[  431.579250] RSP: 002b:00007ffdb9b8f748 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  431.579313] RAX: ffffffffffffffda RBX: 00005586f7a9b110 RCX: 00007f92fbc0b957
[  431.579383] RDX: 0000000000000001 RSI: 00005586f7a9b110 RDI: 0000000000000001
[  431.579453] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[  431.579503] R10: 0000000000000001 R11: 0000000000000246 R12: 00005586f7a87560
[  431.579563] R13: 00005586f7a682a0 R14: 0000000000000001 R15: 00005586f7a87560
[  431.579637]  </TASK>
[  431.579668] handlers:
[  431.579689] [<000000002021bac2>] serial8250_interrupt
[  431.579738] Disabling IRQ #4