[  327.882560] Mirror/redirect action on
[  338.557199] irq 4: nobody cared (try booting with the "irqpoll" option)
[  338.557311] CPU: 3 PID: 8232 Comm: perl Not tainted 6.10.0-rc5-virtme #1
[  338.557356] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[  338.557423] Call Trace:
[  338.557443]  <IRQ>
[  338.557461]  dump_stack_lvl+0x55/0x70
[  338.557493]  __report_bad_irq+0x2b/0xc0
[  338.557521]  note_interrupt+0x2a7/0x2f0
[  338.557547]  handle_irq_event+0x72/0x80
[  338.557571]  handle_edge_irq+0x8b/0x230
[  338.557598]  __common_interrupt+0x3c/0xb0
[  338.557630]  common_interrupt+0x80/0x90
[  338.557657]  </IRQ>
[  338.557674]  <TASK>
[  338.557688]  asm_common_interrupt+0x26/0x40
[  338.557716] RIP: 0010:_raw_spin_unlock_irqrestore+0x1c/0x30
[  338.557751] 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 ec 25 2b 50 <74> 05 c3 cc cc cc cc 0f 1f 44 00 00 c3 cc cc cc cc 0f 1f 00 90 90
[  338.557848] RSP: 0018:ffffa4e888c43d60 EFLAGS: 00000286
[  338.557886] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000017
[  338.557935] RDX: ffffffffaf97089d RSI: 0000000000000286 RDI: ffffffffb12e7500
[  338.557983] RBP: ffff8bc041e48000 R08: 0000004ee8af0148 R09: 0000000000000001
[  338.558029] R10: ffff8bc0422c6df8 R11: 0000000000000000 R12: ffffffffb12e7500
[  338.558074] R13: 0000000000000286 R14: ffff8bc0422c6800 R15: ffff8bc0422c6c00
[  338.558120]  ? rpm_suspend+0x1ad/0x5e0
[  338.558151]  uart_write+0x89/0x150
[  338.558180]  n_tty_write+0x1a6/0x520
[  338.558206]  ? __pfx_woken_wake_function+0x10/0x10
[  338.558241]  file_tty_write.constprop.0+0x14d/0x330
[  338.558279]  vfs_write+0x32f/0x460
[  338.558305]  ksys_write+0x63/0xe0
[  338.558330]  do_syscall_64+0x9e/0x1a0
[  338.558357]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  338.558389] RIP: 0033:0x7f2bd1104957
[  338.558413] 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
[  338.558510] RSP: 002b:00007ffde07c2c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  338.558558] RAX: ffffffffffffffda RBX: 00005585f43fd110 RCX: 00007f2bd1104957
[  338.558603] RDX: 0000000000000001 RSI: 00005585f43fd110 RDI: 0000000000000001
[  338.558649] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[  338.558694] R10: 0000000000000001 R11: 0000000000000246 R12: 00005585f43e9560
[  338.558739] R13: 00005585f43ca2a0 R14: 0000000000000001 R15: 00005585f43e9560
[  338.558785]  </TASK>
[  338.558804] handlers:
[  338.558823] [<000000000882e3f2>] serial8250_interrupt
[  338.558859] Disabling IRQ #4