[  402.336678] Mirror/redirect action on
[  412.746519] irq 4: nobody cared (try booting with the "irqpoll" option)
[  412.746657] CPU: 3 PID: 9339 Comm: perl Not tainted 6.9.0-rc1-virtme #1
[  412.746727] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[  412.746817] Call Trace:
[  412.746853]  <IRQ>
[  412.746883]  dump_stack_lvl+0x55/0x70
[  412.746927]  __report_bad_irq+0x2b/0xc0
[  412.746970]  note_interrupt+0x2a7/0x2f0
[  412.747000]  handle_irq_event+0x72/0x80
[  412.747033]  handle_edge_irq+0x8b/0x230
[  412.747069]  __common_interrupt+0x3e/0xb0
[  412.747111]  common_interrupt+0x81/0xa0
[  412.747151]  </IRQ>
[  412.747172]  <TASK>
[  412.747195]  asm_common_interrupt+0x26/0x40
[  412.747233] RIP: 0010:_raw_spin_unlock_irqrestore+0x1c/0x30
[  412.747280] 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 74 4e 5b <74> 05 c3 cc cc cc cc 0f 1f 44 00 00 c3 cc cc cc cc 0f 1f 00 90 90
[  412.747411] RSP: 0018:ffff9fdb80a53d38 EFLAGS: 00000286
[  412.747456] RAX: 0000000000000000 RBX: ffffffffa5ecb240 RCX: 0000000000000017
[  412.747511] RDX: ffffffffa47467ce RSI: 0000000000000282 RDI: ffffffffa5ecb240
[  412.747572] RBP: 0000000000000001 R08: 000000602b391965 R09: 0000000000000001
[  412.747634] R10: ffff8b050204a9f8 R11: 0000000000000000 R12: 0000000000000001
[  412.747695] R13: 0000000000000000 R14: ffff8b050204ac01 R15: ffff8b0502024000
[  412.747759]  ? rpm_suspend+0x1ae/0x5e0
[  412.747803]  uart_write+0x103/0x1d0
[  412.747844]  n_tty_write+0x1a4/0x520
[  412.747882]  ? __pfx_woken_wake_function+0x10/0x10
[  412.747929]  file_tty_write.constprop.0+0x15b/0x340
[  412.747973]  vfs_write+0x336/0x460
[  412.748013]  ksys_write+0x63/0xe0
[  412.748057]  do_syscall_64+0xad/0x1b0
[  412.748119]  entry_SYSCALL_64_after_hwframe+0x6d/0x75
[  412.748166] RIP: 0033:0x7f46614be957
[  412.748206] 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
[  412.748339] RSP: 002b:00007ffe3bf156c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  412.748398] RAX: ffffffffffffffda RBX: 000055c57cf75e70 RCX: 00007f46614be957
[  412.748462] RDX: 0000000000000001 RSI: 000055c57cf75e70 RDI: 0000000000000001
[  412.748518] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[  412.748576] R10: 0000000000000001 R11: 0000000000000246 R12: 000055c57cf62530
[  412.748632] R13: 000055c57cf432a0 R14: 0000000000000001 R15: 000055c57cf62530
[  412.748690]  </TASK>
[  412.748710] handlers:
[  412.748729] [<00000000e5269f5f>] serial8250_interrupt
[  412.748778] Disabling IRQ #4

WAIT TIMEOUT stderr

Ctrl-C stderr

Ctrl-C stderr

WAIT TIMEOUT stderr