[  290.640566] tc (4557) used greatest stack depth: 11928 bytes left
[  295.294913] irq 4: nobody cared (try booting with the "irqpoll" option)
[  295.295039] CPU: 3 PID: 3699 Comm: perl Not tainted 6.8.0-virtme #1
[  295.295098] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[  295.295186] Call Trace:
[  295.295212]  <IRQ>
[  295.295237]  dump_stack_lvl+0x37/0x50
[  295.295281]  __report_bad_irq+0x2b/0xc0
[  295.295318]  note_interrupt+0x2a7/0x2f0
[  295.295351]  handle_irq_event+0x72/0x80
[  295.295388]  handle_edge_irq+0x8b/0x230
[  295.295423]  __common_interrupt+0x3e/0xb0
[  295.295456]  common_interrupt+0x81/0xa0
[  295.295494]  </IRQ>
[  295.295517]  <TASK>
[  295.295538]  asm_common_interrupt+0x26/0x40
[  295.295574] RIP: 0010:_raw_spin_unlock_irqrestore+0x1c/0x30
[  295.295626] 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 8c 98 cf 7c <74> 05 c3 cc cc cc cc 0f 1f 44 00 00 c3 cc cc cc cc 0f 1f 00 90 90
[  295.295766] RSP: 0018:ffffb6edc059bd38 EFLAGS: 00000286
[  295.295812] RAX: 0000000000000000 RBX: ffffffff846b9860 RCX: 0000000000000017
[  295.295869] RDX: ffffffff82f3717a RSI: 0000000000000286 RDI: ffffffff846b9860
[  295.295923] RBP: 0000000000000001 R08: 00000044d1cfef85 R09: 0000000000000001
[  295.295978] R10: ffff9ef9c1e7f1f8 R11: 0000000000000000 R12: 0000000000000001
[  295.296034] R13: 0000000000000000 R14: ffff9ef9c1e7ec01 R15: ffff9ef9c1e54000
[  295.296090]  ? rpm_suspend+0x21a/0x6a0
[  295.296127]  uart_write+0x103/0x1d0
[  295.296166]  n_tty_write+0x1a4/0x520
[  295.296202]  ? __pfx_woken_wake_function+0x10/0x10
[  295.296246]  file_tty_write.constprop.0+0x15b/0x340
[  295.296292]  vfs_write+0x336/0x460
[  295.296329]  ksys_write+0x63/0xe0
[  295.296365]  do_syscall_64+0xad/0x1b0
[  295.296400]  entry_SYSCALL_64_after_hwframe+0x6d/0x75
[  295.296446] RIP: 0033:0x7f795b399957
[  295.296480] 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
[  295.296616] RSP: 002b:00007ffe03e336e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  295.296673] RAX: ffffffffffffffda RBX: 000055a8f1d08e70 RCX: 00007f795b399957
[  295.296731] RDX: 0000000000000001 RSI: 000055a8f1d08e70 RDI: 0000000000000001
[  295.296790] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[  295.296849] R10: 0000000000000001 R11: 0000000000000246 R12: 000055a8f1cf5530
[  295.296908] R13: 000055a8f1cd62a0 R14: 0000000000000001 R15: 000055a8f1cf5530
[  295.296967]  </TASK>
[  295.296986] handlers:
[  295.297006] [<00000000df31cf3b>] serial8250_interrupt
[  295.297052] Disabling IRQ #4

WAIT TIMEOUT stderr

Ctrl-C stderr

Ctrl-C stderr

WAIT TIMEOUT stderr