[  404.462244] Mirror/redirect action on
[  414.964677] irq 4: nobody cared (try booting with the "irqpoll" option)
[  414.964788] CPU: 3 PID: 9532 Comm: perl Not tainted 6.9.0-rc4-virtme #1
[  414.964831] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[  414.964898] Call Trace:
[  414.964922]  <IRQ>
[  414.964941]  dump_stack_lvl+0x55/0x70
[  414.964978]  __report_bad_irq+0x2b/0xc0
[  414.965007]  note_interrupt+0x2a7/0x2f0
[  414.965031]  handle_irq_event+0x72/0x80
[  414.965056]  handle_edge_irq+0x8b/0x230
[  414.965081]  __common_interrupt+0x3e/0xb0
[  414.965111]  common_interrupt+0x81/0xa0
[  414.965142]  </IRQ>
[  414.965157]  <TASK>
[  414.965176]  asm_common_interrupt+0x26/0x40
[  414.965205] RIP: 0010:_raw_spin_unlock_irqrestore+0x1c/0x30
[  414.965239] 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 e4 4d 7a <74> 05 c3 cc cc cc cc 0f 1f 44 00 00 c3 cc cc cc cc 0f 1f 00 90 90
[  414.965334] RSP: 0018:ffffbfda097c3d38 EFLAGS: 00000286
[  414.965365] RAX: 0000000000000000 RBX: ffffffff86ece240 RCX: 0000000000000017
[  414.965408] RDX: ffffffff8574a04e RSI: 0000000000000282 RDI: ffffffff86ece240
[  414.965451] RBP: 0000000000000001 R08: 00000060b07243d2 R09: 0000000000000001
[  414.965501] R10: ffff988ac1ec49f8 R11: 0000000000000000 R12: 0000000000000001
[  414.965545] R13: 0000000000000000 R14: ffff988ac1ec4c01 R15: ffff988ac1e54000
[  414.965591]  ? rpm_suspend+0x1ae/0x5e0
[  414.965623]  uart_write+0x103/0x1d0
[  414.965651]  n_tty_write+0x1a4/0x520
[  414.965684]  ? __pfx_woken_wake_function+0x10/0x10
[  414.965720]  file_tty_write.constprop.0+0x15b/0x340
[  414.965753]  vfs_write+0x336/0x460
[  414.965784]  ksys_write+0x63/0xe0
[  414.965809]  do_syscall_64+0xa8/0x1b0
[  414.965835]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  414.965869] RIP: 0033:0x7fefa28fa957
[  414.965896] 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
[  414.965992] RSP: 002b:00007fff4e260ae8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  414.966035] RAX: ffffffffffffffda RBX: 000055fc1b485110 RCX: 00007fefa28fa957
[  414.966080] RDX: 0000000000000001 RSI: 000055fc1b485110 RDI: 0000000000000001
[  414.966125] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[  414.966169] R10: 0000000000000001 R11: 0000000000000246 R12: 000055fc1b471560
[  414.966208] R13: 000055fc1b4522a0 R14: 0000000000000001 R15: 000055fc1b471560
[  414.966253]  </TASK>
[  414.966271] handlers:
[  414.966289] [<00000000da01b275>] serial8250_interrupt
[  414.966324] Disabling IRQ #4

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