[ 2261.719652][ C3] irq 4: nobody cared (try booting with the "irqpoll" option)
[ 2261.720102][ C3] CPU: 3 PID: 3603 Comm: perl Not tainted 6.8.0-rc5-virtme #1
[ 2261.720381][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 2261.720781][ C3] Call Trace:
[ 2261.720934][ C3]
[ 2261.721041][ C3] dump_stack_lvl+0x64/0xb0
[ 2261.721237][ C3] __report_bad_irq+0x5f/0x180
[ 2261.721427][ C3] note_interrupt+0x6b3/0x860
[ 2261.721609][ C3] handle_irq_event+0x16d/0x1c0
[ 2261.721799][ C3] handle_edge_irq+0x1fa/0xb60
[ 2261.721993][ C3] __common_interrupt+0x7c/0x180
[ 2261.722186][ C3] common_interrupt+0x7e/0x90
[ 2261.722371][ C3]
[ 2261.722469][ C3]
[ 2261.722575][ C3] asm_common_interrupt+0x26/0x40
[ 2261.722754][ C3] RIP: 0010:_raw_spin_unlock_irqrestore+0x43/0x70
[ 2261.722989][ C3] Code: 10 e8 e1 b7 a3 fd 48 89 ef e8 f9 3f a4 fd 81 e3 00 02 00 00 75 1d 9c 58 f6 c4 02 75 29 48 85 db 74 01 fb 65 ff 0d 85 19 35 61 <74> 0e 5b 5d c3 cc cc cc cc e8 ff fe c5 fd eb dc 0f 1f 44 00 00 5b
[ 2261.723621][ C3] RSP: 0018:ffffc9000189fa88 EFLAGS: 00000286
[ 2261.723857][ C3] RAX: 0000000000000006 RBX: 0000000000000200 RCX: 1ffffffff44541c5
[ 2261.724135][ C3] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff9eea9d51
[ 2261.724404][ C3] RBP: ffffffffa2c3a820 R08: 0000000000000001 R09: fffffbfff444da84
[ 2261.724669][ C3] R10: ffffffffa226d427 R11: 0000000000000000 R12: 0000000000000c34
[ 2261.724947][ C3] R13: ffffffffa2c3a930 R14: ffffffffa2c3a820 R15: ffff888002e70000
[ 2261.725229][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 2261.725469][ C3] uart_write+0x220/0x440
[ 2261.725622][ C3] process_output_block+0x13e/0x790
[ 2261.725808][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 2261.726035][ C3] n_tty_write+0x414/0x7a0
[ 2261.726222][ C3] ? __pfx_n_tty_write+0x10/0x10
[ 2261.726406][ C3] ? __pfx_woken_wake_function+0x10/0x10
[ 2261.726594][ C3] ? lock_acquire+0x1c1/0x220
[ 2261.726767][ C3] ? iterate_tty_write+0x95/0x540
[ 2261.726953][ C3] iterate_tty_write+0x229/0x540
[ 2261.727152][ C3] file_tty_write.constprop.0+0x1db/0x370
[ 2261.727350][ C3] vfs_write+0x9e9/0x10a0
[ 2261.727499][ C3] ? __pfx___lock_release+0x10/0x10
[ 2261.727682][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2261.727871][ C3] ? __pfx_vfs_write+0x10/0x10
[ 2261.728060][ C3] ? clockevents_program_event+0xf6/0x300
[ 2261.728250][ C3] ? kvm_clock_get_cycles+0x18/0x30
[ 2261.728440][ C3] ? __fget_light+0x54/0x1e0
[ 2261.728633][ C3] ksys_write+0xf5/0x1e0
[ 2261.728768][ C3] ? __pfx_ksys_write+0x10/0x10
[ 2261.728962][ C3] do_syscall_64+0xc9/0x1e0
[ 2261.729146][ C3] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 2261.729367][ C3] RIP: 0033:0x7fb895634957
[ 2261.729551][ C3] 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
[ 2261.730193][ C3] RSP: 002b:00007fff72c9f418 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 2261.730475][ C3] RAX: ffffffffffffffda RBX: 000056170c4981b0 RCX: 00007fb895634957
[ 2261.730769][ C3] RDX: 0000000000000001 RSI: 000056170c4981b0 RDI: 0000000000000001
[ 2261.731030][ C3] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[ 2261.731295][ C3] R10: 0000000000000001 R11: 0000000000000246 R12: 000056170c484590
[ 2261.731569][ C3] R13: 000056170c4652a0 R14: 0000000000000001 R15: 000056170c484590
[ 2261.731842][ C3]
[ 2261.731978][ C3] handlers:
[ 2261.732116][ C3] [] serial8250_interrupt
[ 2261.732523][ C3] Disabling IRQ #4
WAIT TIMEOUT stderr
Ctrl-C stderr
Ctrl-C stderr
WAIT TIMEOUT stderr