[ 1060.821280][ C3] irq 4: nobody cared (try booting with the "irqpoll" option)
[ 1060.821753][ C3] CPU: 3 UID: 0 PID: 5344 Comm: perl Not tainted 6.11.0-rc1-virtme #1
[ 1060.821997][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 1060.822351][ C3] Call Trace:
[ 1060.822482][ C3]
[ 1060.822568][ C3] dump_stack_lvl+0x82/0xd0
[ 1060.822740][ C3] __report_bad_irq+0x5f/0x180
[ 1060.822905][ C3] note_interrupt+0x6b3/0x860
[ 1060.823066][ C3] handle_irq_event+0x16d/0x1c0
[ 1060.823232][ C3] handle_edge_irq+0x1fa/0xb60
[ 1060.823396][ C3] __common_interrupt+0x82/0x170
[ 1060.823559][ C3] common_interrupt+0x7e/0x90
[ 1060.823719][ C3]
[ 1060.823805][ C3]
[ 1060.823892][ C3] asm_common_interrupt+0x26/0x40
[ 1060.824048][ C3] RIP: 0010:_raw_spin_unlock_irqrestore+0x43/0x70
[ 1060.824259][ C3] Code: 10 e8 b1 2a 8e fd 48 89 ef e8 59 9b 8e 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 55 69 82 5c <74> 0e 5b 5d c3 cc cc cc cc e8 cf 52 b2 fd eb dc 0f 1f 44 00 00 5b
[ 1060.824807][ C3] RSP: 0018:ffffc9000272fab8 EFLAGS: 00000286
[ 1060.825006][ C3] RAX: 0000000000000002 RBX: 0000000000000200 RCX: 1ffffffff4d77042
[ 1060.825249][ C3] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffa3815f41
[ 1060.825487][ C3] RBP: ffffffffa7479320 R08: 0000000000000001 R09: fffffbfff4d72108
[ 1060.825723][ C3] R10: ffffffffa6b90847 R11: 0000000000000000 R12: ffffffffa7479428
[ 1060.825949][ C3] R13: ffff888007790400 R14: ffffffffa7479320 R15: 0000000000000282
[ 1060.826189][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 1060.826388][ C3] uart_write+0x13e/0x320
[ 1060.826508][ C3] process_output_block+0x13e/0x790
[ 1060.826662][ C3] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 1060.826861][ C3] n_tty_write+0x412/0x7a0
[ 1060.827026][ C3] ? __pfx_n_tty_write+0x10/0x10
[ 1060.827186][ C3] ? trace_lock_acquire+0x14d/0x1f0
[ 1060.827342][ C3] ? __pfx_woken_wake_function+0x10/0x10
[ 1060.827506][ C3] ? iterate_tty_write+0x95/0x540
[ 1060.827660][ C3] ? lock_acquire+0x32/0xc0
[ 1060.827811][ C3] ? iterate_tty_write+0x95/0x540
[ 1060.827971][ C3] iterate_tty_write+0x228/0x540
[ 1060.828130][ C3] ? tty_ldisc_ref_wait+0x28/0x80
[ 1060.828292][ C3] file_tty_write.constprop.0+0x1db/0x370
[ 1060.828454][ C3] vfs_write+0xa1b/0x10b0
[ 1060.828575][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 1060.828733][ C3] ? __pfx_vfs_write+0x10/0x10
[ 1060.828899][ C3] ? clockevents_program_event+0xf6/0x300
[ 1060.829066][ C3] ? __fget_light+0x53/0x1e0
[ 1060.829220][ C3] ? clockevents_program_event+0x1ea/0x300
[ 1060.829418][ C3] ksys_write+0xf5/0x1e0
[ 1060.829542][ C3] ? __pfx_ksys_write+0x10/0x10
[ 1060.829710][ C3] do_syscall_64+0xc1/0x1d0
[ 1060.829870][ C3] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 1060.830069][ C3] RIP: 0033:0x7f1a94223957
[ 1060.830250][ 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
[ 1060.830814][ C3] RSP: 002b:00007fff5cde4618 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 1060.831054][ C3] RAX: ffffffffffffffda RBX: 000055b19bbeb310 RCX: 00007f1a94223957
[ 1060.831292][ C3] RDX: 0000000000000001 RSI: 000055b19bbeb310 RDI: 0000000000000001
[ 1060.831531][ C3] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[ 1060.831760][ C3] R10: 0000000000000001 R11: 0000000000000246 R12: 000055b19bbd75c0
[ 1060.831988][ C3] R13: 000055b19bbb82a0 R14: 0000000000000001 R15: 000055b19bbd75c0
[ 1060.832238][ C3]
[ 1060.832359][ C3] handlers:
[ 1060.832476][ C3] [] serial8250_interrupt
[ 1060.832819][ C3] Disabling IRQ #4