[  453.480101] Mirror/redirect action on
[  464.080899] irq 4: nobody cared (try booting with the "irqpoll" option)
[  464.081039] CPU: 3 UID: 0 PID: 8826 Comm: perl Not tainted 6.11.0-rc4-virtme #1
[  464.081112] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[  464.081209] Call Trace:
[  464.081235]  <IRQ>
[  464.081264]  dump_stack_lvl+0x55/0x70
[  464.081308]  __report_bad_irq+0x2b/0xc0
[  464.081348]  note_interrupt+0x2a7/0x2f0
[  464.081384]  handle_irq_event+0x72/0x80
[  464.081422]  handle_edge_irq+0x8b/0x230
[  464.081458]  __common_interrupt+0x3c/0xb0
[  464.081493]  common_interrupt+0x80/0x90
[  464.081532]  </IRQ>
[  464.081553]  <TASK>
[  464.081572]  asm_common_interrupt+0x26/0x40
[  464.081613] RIP: 0010:_raw_spin_unlock_irqrestore+0x1c/0x30
[  464.081662] 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 bc b8 29 58 <74> 05 c3 cc cc cc cc 0f 1f 44 00 00 c3 cc cc cc cc 0f 1f 00 90 90
[  464.081808] RSP: 0018:ffffa96d0984bd60 EFLAGS: 00000286
[  464.081855] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000017
[  464.081920] RDX: ffffffffa798707d RSI: 0000000000000286 RDI: ffffffffa92f8360
[  464.081979] RBP: ffff9c8fc1ed0000 R08: 0000006c21b3220f R09: 0000000000000001
[  464.082039] R10: ffff9c8fc1d0b9f8 R11: 0000000000000000 R12: ffffffffa92f8360
[  464.082098] R13: 0000000000000286 R14: ffff9c8fc1d0bc00 R15: ffff9c8fc1d0b800
[  464.082158]  ? rpm_suspend+0x1ad/0x5e0
[  464.082197]  uart_write+0x89/0x150
[  464.082240]  n_tty_write+0x1a6/0x520
[  464.082273]  ? __pfx_woken_wake_function+0x10/0x10
[  464.082319]  file_tty_write.constprop.0+0x14d/0x330
[  464.082368]  vfs_write+0x332/0x460
[  464.082405]  ksys_write+0x63/0xe0
[  464.082440]  do_syscall_64+0x9e/0x1a0
[  464.082470]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  464.082517] RIP: 0033:0x7f27fbdbb957
[  464.082552] 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
[  464.082689] RSP: 002b:00007ffcb3790e78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  464.082748] RAX: ffffffffffffffda RBX: 0000561dc484d1f0 RCX: 00007f27fbdbb957
[  464.082806] RDX: 0000000000000001 RSI: 0000561dc484d1f0 RDI: 0000000000000001
[  464.082862] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[  464.082918] R10: 0000000000000001 R11: 0000000000000246 R12: 0000561dc4839580
[  464.082978] R13: 0000561dc481a2a0 R14: 0000000000000001 R15: 0000561dc4839580
[  464.083038]  </TASK>
[  464.083057] handlers:
[  464.083077] [<000000004e81e687>] serial8250_interrupt
[  464.083123] Disabling IRQ #4