[ 1201.448779][ C3] irq 4: nobody cared (try booting with the "irqpoll" option)
[ 1201.449196][ C3] CPU: 3 UID: 0 PID: 4862 Comm: perl Not tainted 6.11.0-virtme #1
[ 1201.449445][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 1201.449824][ C3] Call Trace:
[ 1201.449956][ C3]
[ 1201.450046][ C3] dump_stack_lvl+0x82/0xd0
[ 1201.450229][ C3] __report_bad_irq+0x5f/0x180
[ 1201.450406][ C3] note_interrupt+0x6b3/0x860
[ 1201.450580][ C3] handle_irq_event+0x16d/0x1c0
[ 1201.450754][ C3] handle_edge_irq+0x1fa/0xb60
[ 1201.450931][ C3] __common_interrupt+0x82/0x170
[ 1201.451107][ C3] common_interrupt+0x7e/0x90
[ 1201.451274][ C3]
[ 1201.451362][ C3]
[ 1201.451446][ C3] asm_common_interrupt+0x26/0x40
[ 1201.451616][ C3] RIP: 0010:_raw_spin_unlock_irqrestore+0x43/0x70
[ 1201.451840][ C3] Code: 10 e8 c1 1a 8d fd 48 89 ef e8 69 8b 8d 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 e5 46 c1 57 <74> 0e 5b 5d c3 cc cc cc cc e8 3f 44 b1 fd eb dc 0f 1f 44 00 00 5b
[ 1201.452434][ C3] RSP: 0018:ffffc9000069fab8 EFLAGS: 00000286
[ 1201.452647][ C3] RAX: 0000000000000006 RBX: 0000000000000200 RCX: 1ffffffff56f7e39
[ 1201.452903][ C3] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffa8427fb1
[ 1201.453137][ C3] RBP: ffffffffac0802a0 R08: 0000000000000001 R09: fffffbfff56f2f18
[ 1201.453364][ C3] R10: ffffffffab7978c7 R11: 0000000000000000 R12: ffffffffac0803a8
[ 1201.453611][ C3] R13: ffff8880053b8400 R14: ffffffffac0802a0 R15: 0000000000000286
[ 1201.453848][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 1201.454048][ C3] uart_write+0x13e/0x320
[ 1201.454187][ C3] process_output_block+0x13e/0x790
[ 1201.454343][ C3] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 1201.454534][ C3] n_tty_write+0x412/0x7a0
[ 1201.454694][ C3] ? __pfx_n_tty_write+0x10/0x10
[ 1201.454861][ C3] ? trace_lock_acquire+0x14d/0x1f0
[ 1201.455021][ C3] ? __pfx_woken_wake_function+0x10/0x10
[ 1201.455179][ C3] ? iterate_tty_write+0x95/0x540
[ 1201.455334][ C3] ? lock_acquire+0x32/0xc0
[ 1201.455488][ C3] ? iterate_tty_write+0x95/0x540
[ 1201.455648][ C3] iterate_tty_write+0x228/0x540
[ 1201.455801][ C3] ? tty_ldisc_ref_wait+0x28/0x80
[ 1201.455957][ C3] file_tty_write.constprop.0+0x1db/0x370
[ 1201.456114][ C3] vfs_write+0xa1b/0x10b0
[ 1201.456242][ C3] ? __pfx___lock_release+0x10/0x10
[ 1201.456396][ C3] ? trace_lock_acquire+0x14d/0x1f0
[ 1201.456551][ C3] ? __might_fault+0xc3/0x170
[ 1201.456724][ C3] ? lock_acquire+0x32/0xc0
[ 1201.456890][ C3] ? __pfx_vfs_write+0x10/0x10
[ 1201.457056][ C3] ? __might_fault+0x11b/0x170
[ 1201.457220][ C3] ? __rseq_handle_notify_resume+0x354/0x4e0
[ 1201.457430][ C3] ? __fget_light+0x53/0x1e0
[ 1201.457605][ C3] ksys_write+0xf5/0x1e0
[ 1201.457726][ C3] ? __pfx_ksys_write+0x10/0x10
[ 1201.457889][ C3] do_syscall_64+0xc1/0x1d0
[ 1201.458047][ C3] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 1201.458235][ C3] RIP: 0033:0x7fd20a4b3957
[ 1201.458404][ 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
[ 1201.458957][ C3] RSP: 002b:00007fff06cb5be8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 1201.459196][ C3] RAX: ffffffffffffffda RBX: 000055dedd3b33f0 RCX: 00007fd20a4b3957
[ 1201.459423][ C3] RDX: 0000000000000001 RSI: 000055dedd3b33f0 RDI: 0000000000000001
[ 1201.459650][ C3] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[ 1201.459879][ C3] R10: 0000000000000001 R11: 0000000000000246 R12: 000055dedd39e5e0
[ 1201.460121][ C3] R13: 000055dedd37f2a0 R14: 0000000000000001 R15: 000055dedd39e5e0
[ 1201.460362][ C3]
[ 1201.460475][ C3] handlers:
[ 1201.460596][ C3] [] serial8250_interrupt
[ 1201.460965][ C3] Disabling IRQ #4