[  282.724543] irq 4: nobody cared (try booting with the "irqpoll" option)
[  282.724686] CPU: 3 PID: 3752 Comm: perl Not tainted 6.9.0-rc2-virtme #1
[  282.724747] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[  282.724855] Call Trace:
[  282.724884]  <IRQ>
[  282.724918]  dump_stack_lvl+0x55/0x70
[  282.724970]  __report_bad_irq+0x2b/0xc0
[  282.725012]  note_interrupt+0x2a7/0x2f0
[  282.725051]  handle_irq_event+0x72/0x80
[  282.725090]  handle_edge_irq+0x8b/0x230
[  282.725129]  __common_interrupt+0x3e/0xb0
[  282.725170]  common_interrupt+0x81/0xa0
[  282.725216]  </IRQ>
[  282.725241]  <TASK>
[  282.725264]  asm_common_interrupt+0x26/0x40
[  282.725310] RIP: 0010:_raw_spin_unlock_irqrestore+0x1c/0x30
[  282.725368] 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 bc 54 8e 4e <74> 05 c3 cc cc cc cc 0f 1f 44 00 00 c3 cc cc cc cc 0f 1f 00 90 90
[  282.725528] RSP: 0018:ffffb6b0005b3d38 EFLAGS: 00000286
[  282.725584] RAX: 0000000000000000 RBX: ffffffffb2acb240 RCX: 0000000000000017
[  282.725657] RDX: ffffffffb1346b1e RSI: 0000000000000282 RDI: ffffffffb2acb240
[  282.725729] RBP: 0000000000000001 R08: 00000041e55cf8a1 R09: 0000000000000001
[  282.725797] R10: ffff936102aefdf8 R11: 0000000000000000 R12: 0000000000000001
[  282.725869] R13: 0000000000000000 R14: ffff936102aef801 R15: ffff936102060000
[  282.725943]  ? rpm_suspend+0x1ae/0x5e0
[  282.725992]  uart_write+0x103/0x1d0
[  282.726029]  n_tty_write+0x1a4/0x520
[  282.726070]  ? __pfx_woken_wake_function+0x10/0x10
[  282.726121]  file_tty_write.constprop.0+0x15b/0x340
[  282.726172]  vfs_write+0x336/0x460
[  282.726213]  ksys_write+0x63/0xe0
[  282.726253]  do_syscall_64+0xad/0x1b0
[  282.726295]  entry_SYSCALL_64_after_hwframe+0x72/0x7a
[  282.726346] RIP: 0033:0x7f56a4216957
[  282.726382] 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
[  282.726539] RSP: 002b:00007ffe8c49b188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  282.726610] RAX: ffffffffffffffda RBX: 000055b3d5d66ef0 RCX: 00007f56a4216957
[  282.726682] RDX: 0000000000000001 RSI: 000055b3d5d66ef0 RDI: 0000000000000001
[  282.726747] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[  282.726818] R10: 0000000000000001 R11: 0000000000000246 R12: 000055b3d5d53530
[  282.726891] R13: 000055b3d5d342a0 R14: 0000000000000001 R15: 000055b3d5d53530
[  282.726964]  </TASK>
[  282.726990] handlers:
[  282.727012] [<000000005db5863f>] serial8250_interrupt
[  282.727062] Disabling IRQ #4

WAIT TIMEOUT stderr

Ctrl-C stderr

Ctrl-C stderr

WAIT TIMEOUT stderr