[  330.595095] Mirror/redirect action on
[  341.230734] irq 4: nobody cared (try booting with the "irqpoll" option)
[  341.230859] CPU: 3 PID: 8228 Comm: perl Not tainted 6.9.0-virtme #1
[  341.230905] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[  341.230974] Call Trace:
[  341.230997]  <IRQ>
[  341.231016]  dump_stack_lvl+0x55/0x70
[  341.231049]  __report_bad_irq+0x2b/0xc0
[  341.231082]  note_interrupt+0x2a7/0x2f0
[  341.231116]  handle_irq_event+0x72/0x80
[  341.231146]  handle_edge_irq+0x8b/0x230
[  341.231173]  __common_interrupt+0x3c/0xb0
[  341.231204]  common_interrupt+0x80/0x90
[  341.231236]  </IRQ>
[  341.231252]  <TASK>
[  341.231266]  asm_common_interrupt+0x26/0x40
[  341.231296] RIP: 0010:_raw_spin_unlock_irqrestore+0x1c/0x30
[  341.231338] 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 d8 4b 48 <74> 05 c3 cc cc cc cc 0f 1f 44 00 00 c3 cc cc cc cc 0f 1f 00 90 90
[  341.231438] RSP: 0018:ffffb764c8f63d48 EFLAGS: 00000286
[  341.231475] RAX: 0000000000000000 RBX: ffffffffb90de320 RCX: 0000000000000017
[  341.231533] RDX: ffffffffb776a69d RSI: 0000000000000282 RDI: ffffffffb90de320
[  341.231597] RBP: 0000000000000001 R08: 0000004f84a842a8 R09: 0000000000000001
[  341.231643] R10: ffff98da425cc9f8 R11: 0000000000000000 R12: 0000000000000001
[  341.231701] R13: 0000000000000000 R14: ffff98da425ccc01 R15: ffff98da41ecc000
[  341.231748]  ? rpm_suspend+0x1ad/0x5e0
[  341.231781]  uart_write+0x103/0x1d0
[  341.231813]  n_tty_write+0x1a6/0x520
[  341.231847]  ? __pfx_woken_wake_function+0x10/0x10
[  341.231883]  file_tty_write.constprop.0+0x14d/0x330
[  341.231916]  vfs_write+0x326/0x450
[  341.231946]  ksys_write+0x63/0xe0
[  341.231972]  do_syscall_64+0xa0/0x1a0
[  341.232007]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  341.232046] RIP: 0033:0x7f24a2aec957
[  341.232074] 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
[  341.232184] RSP: 002b:00007fff9a96ffe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  341.232236] RAX: ffffffffffffffda RBX: 000055c2721ad120 RCX: 00007f24a2aec957
[  341.232292] RDX: 0000000000000001 RSI: 000055c2721ad120 RDI: 0000000000000001
[  341.232337] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[  341.232383] R10: 0000000000000001 R11: 0000000000000246 R12: 000055c272199560
[  341.232428] R13: 000055c27217a2a0 R14: 0000000000000001 R15: 000055c272199560
[  341.232484]  </TASK>
[  341.232502] handlers:
[  341.232520] [<00000000bae21850>] serial8250_interrupt
[  341.232557] Disabling IRQ #4

WAIT TIMEOUT stderr

Ctrl-C stderr

Ctrl-C stderr

WAIT TIMEOUT stderr