[ 1283.941757][ C3] irq 4: nobody cared (try booting with the "irqpoll" option)
[ 1283.942183][ C3] CPU: 3 UID: 0 PID: 5754 Comm: perl Not tainted 6.12.0-rc4-virtme #1
[ 1283.942465][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 1283.942855][ C3] Call Trace:
[ 1283.943014][ C3]
[ 1283.943116][ C3] dump_stack_lvl+0x82/0xd0
[ 1283.943302][ C3] __report_bad_irq+0x5f/0x180
[ 1283.943483][ C3] note_interrupt+0x6b3/0x860
[ 1283.943659][ C3] handle_irq_event+0x16d/0x1c0
[ 1283.943836][ C3] handle_edge_irq+0x1fa/0xb60
[ 1283.944021][ C3] __common_interrupt+0x82/0x170
[ 1283.944209][ C3] common_interrupt+0x81/0xa0
[ 1283.944384][ C3]
[ 1283.944484][ C3]
[ 1283.944578][ C3] asm_common_interrupt+0x26/0x40
[ 1283.944758][ C3] RIP: 0010:_raw_spin_unlock_irqrestore+0x43/0x70
[ 1283.944989][ C3] Code: 10 e8 d1 29 87 fd 48 89 ef e8 e9 9a 87 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 25 94 fa 5a <74> 0e 5b 5d c3 cc cc cc cc e8 ff 6c ac fd eb dc 0f 1f 44 00 00 5b
[ 1283.945605][ C3] RSP: 0018:ffffc9000348faa0 EFLAGS: 00000286
[ 1283.945831][ C3] RAX: 0000000000000006 RBX: 0000000000000200 RCX: 1ffffffff507f2f1
[ 1283.946099][ C3] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffa50934f1
[ 1283.946362][ C3] RBP: ffffffffa8cbd420 R08: 0000000000000001 R09: fffffbfff507a3d0
[ 1283.946618][ C3] R10: ffffffffa83d1e87 R11: 0000000000000000 R12: 00000000ffffffff
[ 1283.946878][ C3] R13: 0000000000000001 R14: ffffffffa8cbd528 R15: 00000000ffffffff
[ 1283.947145][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 1283.947367][ C3] uart_write+0x220/0x920
[ 1283.947505][ C3] process_output_block+0x13e/0x790
[ 1283.947679][ C3] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 1283.947909][ C3] n_tty_write+0x40c/0x790
[ 1283.948092][ C3] ? __pfx_n_tty_write+0x10/0x10
[ 1283.948265][ C3] ? trace_lock_acquire+0x14d/0x1f0
[ 1283.948448][ C3] ? __pfx_woken_wake_function+0x10/0x10
[ 1283.948625][ C3] ? iterate_tty_write+0x8f/0x540
[ 1283.948810][ C3] ? lock_acquire+0x32/0xc0
[ 1283.948977][ C3] ? iterate_tty_write+0x8f/0x540
[ 1283.949165][ C3] iterate_tty_write+0x222/0x540
[ 1283.949340][ C3] ? tty_ldisc_ref_wait+0x28/0x80
[ 1283.949525][ C3] file_tty_write.constprop.0+0x1cf/0x360
[ 1283.949699][ C3] vfs_write+0xa77/0x11d0
[ 1283.949837][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 1283.950010][ C3] ? __pfx_vfs_write+0x10/0x10
[ 1283.950182][ C3] ? clockevents_program_event+0xf6/0x300
[ 1283.950361][ C3] ? clockevents_program_event+0x1ea/0x300
[ 1283.950579][ C3] ksys_write+0xf5/0x1e0
[ 1283.950708][ C3] ? __pfx_ksys_write+0x10/0x10
[ 1283.950904][ C3] do_syscall_64+0xc1/0x1d0
[ 1283.951088][ C3] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 1283.951304][ C3] RIP: 0033:0x7fa2b6903957
[ 1283.951480][ 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
[ 1283.952111][ C3] RSP: 002b:00007ffe6077da88 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 1283.952371][ C3] RAX: ffffffffffffffda RBX: 000055c69fcd32b0 RCX: 00007fa2b6903957
[ 1283.952624][ C3] RDX: 0000000000000001 RSI: 000055c69fcd32b0 RDI: 0000000000000001
[ 1283.952875][ C3] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[ 1283.953123][ C3] R10: 0000000000000001 R11: 0000000000000246 R12: 000055c69fcbe5e0
[ 1283.953382][ C3] R13: 000055c69fc9f2a0 R14: 0000000000000001 R15: 000055c69fcbe5e0
[ 1283.953646][ C3]
[ 1283.953780][ C3] handlers:
[ 1283.953916][ C3] [] serial8250_interrupt
[ 1283.954616][ C3] Disabling IRQ #4