[ 1051.298709][ C3] irq 4: nobody cared (try booting with the "irqpoll" option)
[ 1051.299160][ C3] CPU: 3 PID: 6273 Comm: perl Not tainted 6.9.0-rc4-virtme #1
[ 1051.299392][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 1051.299732][ C3] Call Trace:
[ 1051.299871][ C3]
[ 1051.299955][ C3] dump_stack_lvl+0x82/0xd0
[ 1051.300127][ C3] __report_bad_irq+0x5f/0x180
[ 1051.300286][ C3] note_interrupt+0x6b3/0x860
[ 1051.300449][ C3] handle_irq_event+0x16d/0x1c0
[ 1051.300603][ C3] handle_edge_irq+0x1fa/0xb60
[ 1051.300761][ C3] __common_interrupt+0x7c/0x180
[ 1051.300923][ C3] common_interrupt+0x7e/0x90
[ 1051.301084][ C3]
[ 1051.301172][ C3]
[ 1051.301252][ C3] asm_common_interrupt+0x26/0x40
[ 1051.301408][ C3] RIP: 0010:_raw_spin_unlock_irqrestore+0x43/0x70
[ 1051.301609][ C3] Code: 10 e8 f1 a6 9a fd 48 89 ef e8 29 17 9b 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 65 ed 8e 66 <74> 0e 5b 5d c3 cc cc cc cc e8 df 11 be fd eb dc 0f 1f 44 00 00 5b
[ 1051.302135][ C3] RSP: 0018:ffffc90004f9fa80 EFLAGS: 00000286
[ 1051.302336][ C3] RAX: 0000000000000002 RBX: 0000000000000200 RCX: 1ffffffff3929109
[ 1051.302578][ C3] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff9974dab1
[ 1051.302805][ C3] RBP: ffffffff9d2291e0 R08: 0000000000000001 R09: fffffbfff39242b0
[ 1051.303045][ C3] R10: ffffffff9c921587 R11: 0000000000000000 R12: 0000000000000d4c
[ 1051.303276][ C3] R13: ffffffff9d2292e8 R14: ffffffff9d2291e0 R15: ffff888002600000
[ 1051.303515][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 1051.303714][ C3] uart_write+0x224/0x450
[ 1051.303862][ C3] process_output_block+0x13e/0x790
[ 1051.304019][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370
[ 1051.304220][ C3] n_tty_write+0x412/0x7a0
[ 1051.304385][ C3] ? __pfx_n_tty_write+0x10/0x10
[ 1051.304536][ C3] ? trace_lock_acquire+0x135/0x1c0
[ 1051.304687][ C3] ? __pfx_woken_wake_function+0x10/0x10
[ 1051.304839][ C3] ? iterate_tty_write+0x95/0x540
[ 1051.304992][ C3] ? lock_acquire+0x32/0xc0
[ 1051.305156][ C3] ? iterate_tty_write+0x95/0x540
[ 1051.305313][ C3] iterate_tty_write+0x228/0x540
[ 1051.305467][ C3] ? tty_ldisc_ref_wait+0x28/0x80
[ 1051.305626][ C3] file_tty_write.constprop.0+0x1db/0x370
[ 1051.305790][ C3] vfs_write+0x9e5/0x10a0
[ 1051.305907][ C3] ? __pfx___lock_release+0x10/0x10
[ 1051.306059][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 1051.306219][ C3] ? __pfx_vfs_write+0x10/0x10
[ 1051.306382][ C3] ? clockevents_program_event+0xf6/0x300
[ 1051.306544][ C3] ? ktime_get+0xb3/0x190
[ 1051.306668][ C3] ? __fget_light+0x53/0x1e0
[ 1051.306820][ C3] ? clockevents_program_event+0x1ea/0x300
[ 1051.307014][ C3] ksys_write+0xf5/0x1e0
[ 1051.307130][ C3] ? __pfx_ksys_write+0x10/0x10
[ 1051.307289][ C3] do_syscall_64+0xc3/0x1d0
[ 1051.307443][ C3] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 1051.307638][ C3] RIP: 0033:0x7f62264b7957
[ 1051.307803][ 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
[ 1051.308363][ C3] RSP: 002b:00007ffdf3a64688 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 1051.308593][ C3] RAX: ffffffffffffffda RBX: 000055a91ac741d0 RCX: 00007f62264b7957
[ 1051.308819][ C3] RDX: 0000000000000001 RSI: 000055a91ac741d0 RDI: 0000000000000001
[ 1051.309049][ C3] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[ 1051.309279][ C3] R10: 0000000000000001 R11: 0000000000000246 R12: 000055a91ac605c0
[ 1051.309503][ C3] R13: 000055a91ac412a0 R14: 0000000000000001 R15: 000055a91ac605c0
[ 1051.309740][ C3]
[ 1051.309859][ C3] handlers:
[ 1051.309977][ C3] [] serial8250_interrupt
[ 1051.310306][ C3] Disabling IRQ #4
WAIT TIMEOUT stderr
Ctrl-C stderr
Ctrl-C stderr
WAIT TIMEOUT stderr