[  330.646110] Mirror/redirect action on
[  341.502511] irq 4: nobody cared (try booting with the "irqpoll" option)
[  341.502637] CPU: 3 PID: 8227 Comm: perl Not tainted 6.9.0-rc7-virtme #1
[  341.502703] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[  341.502783] Call Trace:
[  341.502810]  <IRQ>
[  341.502840]  dump_stack_lvl+0x55/0x70
[  341.502878]  __report_bad_irq+0x2b/0xc0
[  341.502905]  note_interrupt+0x2a7/0x2f0
[  341.502930]  handle_irq_event+0x72/0x80
[  341.502955]  handle_edge_irq+0x8b/0x230
[  341.502986]  __common_interrupt+0x3e/0xb0
[  341.503021]  common_interrupt+0x81/0xa0
[  341.503052]  </IRQ>
[  341.503068]  <TASK>
[  341.503082]  asm_common_interrupt+0x26/0x40
[  341.503110] RIP: 0010:_raw_spin_unlock_irqrestore+0x1c/0x30
[  341.503144] 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 cc b5 8d 4e <74> 05 c3 cc cc cc cc 0f 1f 44 00 00 c3 cc cc cc cc 0f 1f 00 90 90
[  341.503248] RSP: 0018:ffffa9fb490a3d38 EFLAGS: 00000286
[  341.503284] RAX: 0000000000000000 RBX: ffffffffb2acf240 RCX: 0000000000000017
[  341.503337] RDX: ffffffffb134c60e RSI: 0000000000000282 RDI: ffffffffb2acf240
[  341.503388] RBP: 0000000000000001 R08: 0000004f98bca289 R09: 0000000000000001
[  341.503432] R10: ffff9a7fc29d89f8 R11: 0000000000000000 R12: 0000000000000001
[  341.503493] R13: 0000000000000000 R14: ffff9a7fc29d8401 R15: ffff9a7fc1ec8000
[  341.503552]  ? rpm_suspend+0x1ae/0x5e0
[  341.503580]  uart_write+0x103/0x1d0
[  341.503607]  n_tty_write+0x1a4/0x520
[  341.503632]  ? __pfx_woken_wake_function+0x10/0x10
[  341.503667]  file_tty_write.constprop.0+0x15b/0x340
[  341.503702]  vfs_write+0x336/0x460
[  341.503729]  ksys_write+0x63/0xe0
[  341.503754]  do_syscall_64+0xa8/0x1b0
[  341.503780]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  341.503824] RIP: 0033:0x7f557cf11957
[  341.503850] 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
[  341.503952] RSP: 002b:00007ffe64df4368 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  341.503997] RAX: ffffffffffffffda RBX: 000055ed15ab4110 RCX: 00007f557cf11957
[  341.504042] RDX: 0000000000000001 RSI: 000055ed15ab4110 RDI: 0000000000000001
[  341.504090] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[  341.504134] R10: 0000000000000001 R11: 0000000000000246 R12: 000055ed15aa0560
[  341.504173] R13: 000055ed15a812a0 R14: 0000000000000001 R15: 000055ed15aa0560
[  341.504226]  </TASK>
[  341.504244] handlers:
[  341.504257] [<00000000aceeaa0d>] serial8250_interrupt
[  341.504292] Disabling IRQ #4

WAIT TIMEOUT stderr

Ctrl-C stderr

Ctrl-C stderr

WAIT TIMEOUT stderr