[  303.911251] Mirror/redirect action on
[  314.478526] irq 4: nobody cared (try booting with the "irqpoll" option)
[  314.478641] CPU: 3 PID: 7574 Comm: perl Not tainted 6.8.0-virtme #1
[  314.478684] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[  314.478751] Call Trace:
[  314.478771]  <IRQ>
[  314.478790]  dump_stack_lvl+0x55/0x70
[  314.478821]  __report_bad_irq+0x2b/0xc0
[  314.478848]  note_interrupt+0x2a7/0x2f0
[  314.478873]  handle_irq_event+0x72/0x80
[  314.478899]  handle_edge_irq+0x8b/0x230
[  314.478925]  __common_interrupt+0x3e/0xb0
[  314.478950]  common_interrupt+0x81/0xa0
[  314.478983]  </IRQ>
[  314.479001]  <TASK>
[  314.479014]  asm_common_interrupt+0x26/0x40
[  314.479042] RIP: 0010:_raw_spin_unlock_irqrestore+0x1c/0x30
[  314.479077] 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 4c 81 ae 41 <74> 05 c3 cc cc cc cc 0f 1f 44 00 00 c3 cc cc cc cc 0f 1f 00 90 90
[  314.479174] RSP: 0018:ffffb47847d93d38 EFLAGS: 00000286
[  314.479206] RAX: 0000000000000000 RBX: ffffffffbf8cb240 RCX: 0000000000000017
[  314.479251] RDX: ffffffffbe14646e RSI: 0000000000000282 RDI: ffffffffbf8cb240
[  314.479297] RBP: 0000000000000001 R08: 00000049495bc982 R09: 0000000000000001
[  314.479343] R10: ffffa06381ffd9f8 R11: 0000000000000000 R12: 0000000000000001
[  314.479388] R13: 0000000000000000 R14: ffffa06381ffd001 R15: ffffa06381f8c000
[  314.479433]  ? rpm_suspend+0x1ae/0x5e0
[  314.479464]  uart_write+0x103/0x1d0
[  314.479492]  n_tty_write+0x1a4/0x520
[  314.479520]  ? __pfx_woken_wake_function+0x10/0x10
[  314.479552]  file_tty_write.constprop.0+0x15b/0x340
[  314.479584]  vfs_write+0x336/0x460
[  314.479613]  ksys_write+0x63/0xe0
[  314.479638]  do_syscall_64+0xad/0x1b0
[  314.479664]  entry_SYSCALL_64_after_hwframe+0x6d/0x75
[  314.479698] RIP: 0033:0x7fd509c02957
[  314.479722] 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
[  314.479819] RSP: 002b:00007fffb181ca68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  314.479864] RAX: ffffffffffffffda RBX: 00005566fcc28fb0 RCX: 00007fd509c02957
[  314.479910] RDX: 0000000000000001 RSI: 00005566fcc28fb0 RDI: 0000000000000001
[  314.479949] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[  314.479993] R10: 0000000000000001 R11: 0000000000000246 R12: 00005566fcc15530
[  314.480033] R13: 00005566fcbf62a0 R14: 0000000000000001 R15: 00005566fcc15530
[  314.480079]  </TASK>
[  314.480097] handlers:
[  314.480110] [<0000000021594de9>] serial8250_interrupt
[  314.480146] Disabling IRQ #4

WAIT TIMEOUT stderr

Ctrl-C stderr

Ctrl-C stderr

WAIT TIMEOUT stderr