[ 1200.239274][ C3] irq 4: nobody cared (try booting with the "irqpoll" option)
[ 1200.239670][ C3] CPU: 3 UID: 0 PID: 10726 Comm: perl Not tainted 6.11.0-rc4-virtme #1
[ 1200.239924][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 1200.240287][ C3] Call Trace:
[ 1200.240424][ C3]
[ 1200.240516][ C3] dump_stack_lvl+0x82/0xd0
[ 1200.240702][ C3] __report_bad_irq+0x5f/0x180
[ 1200.240867][ C3] note_interrupt+0x6b3/0x860
[ 1200.241031][ C3] handle_irq_event+0x16d/0x1c0
[ 1200.241192][ C3] handle_edge_irq+0x1fa/0xb60
[ 1200.241354][ C3] __common_interrupt+0x82/0x170
[ 1200.241519][ C3] common_interrupt+0x7e/0x90
[ 1200.241685][ C3]
[ 1200.241777][ C3]
[ 1200.241860][ C3] asm_common_interrupt+0x26/0x40
[ 1200.242025][ C3] RIP: 0010:_raw_spin_unlock_irqrestore+0x43/0x70
[ 1200.242229][ C3] Code: 10 e8 b1 20 8f fd 48 89 ef e8 59 91 8f 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 f5 5c a3 73 <74> 0e 5b 5d c3 cc cc cc cc e8 6f 48 b3 fd eb dc 0f 1f 44 00 00 5b
[ 1200.242810][ C3] RSP: 0018:ffffc9000163fab8 EFLAGS: 00000286
[ 1200.243020][ C3] RAX: 0000000000000002 RBX: 0000000000000200 RCX: 1ffffffff1f367ee
[ 1200.243262][ C3] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff8c606ba1
[ 1200.243506][ C3] RBP: ffffffff90275220 R08: 0000000000000001 R09: fffffbfff1f31918
[ 1200.243754][ C3] R10: ffffffff8f98c8c7 R11: 0000000000000000 R12: ffffffff90275328
[ 1200.243987][ C3] R13: ffff888005407000 R14: ffffffff90275220 R15: 0000000000000282
[ 1200.244230][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 1200.244437][ C3] uart_write+0x13e/0x320
[ 1200.244562][ C3] process_output_block+0x13e/0x790
[ 1200.244726][ C3] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 1200.244940][ C3] n_tty_write+0x412/0x7a0
[ 1200.245115][ C3] ? __pfx_n_tty_write+0x10/0x10
[ 1200.245273][ C3] ? trace_lock_acquire+0x14d/0x1f0
[ 1200.245435][ C3] ? __pfx_woken_wake_function+0x10/0x10
[ 1200.245600][ C3] ? iterate_tty_write+0x95/0x540
[ 1200.245758][ C3] ? lock_acquire+0x32/0xc0
[ 1200.245916][ C3] ? iterate_tty_write+0x95/0x540
[ 1200.246088][ C3] iterate_tty_write+0x228/0x540
[ 1200.246251][ C3] ? tty_ldisc_ref_wait+0x28/0x80
[ 1200.246418][ C3] file_tty_write.constprop.0+0x1db/0x370
[ 1200.246583][ C3] vfs_write+0xa1b/0x10b0
[ 1200.246707][ C3] ? __pfx___lock_release+0x10/0x10
[ 1200.246861][ C3] ? trace_lock_acquire+0x14d/0x1f0
[ 1200.247031][ C3] ? __might_fault+0xc3/0x170
[ 1200.247191][ C3] ? lock_acquire+0x32/0xc0
[ 1200.247348][ C3] ? __pfx_vfs_write+0x10/0x10
[ 1200.247509][ C3] ? __might_fault+0x11b/0x170
[ 1200.247680][ C3] ? __rseq_handle_notify_resume+0x354/0x4e0
[ 1200.247885][ C3] ? __fget_light+0x53/0x1e0
[ 1200.248053][ C3] ksys_write+0xf5/0x1e0
[ 1200.248173][ C3] ? __pfx_ksys_write+0x10/0x10
[ 1200.248345][ C3] do_syscall_64+0xc1/0x1d0
[ 1200.248510][ C3] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 1200.248705][ C3] RIP: 0033:0x7fe183d61957
[ 1200.248868][ 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
[ 1200.249433][ C3] RSP: 002b:00007ffdf8e9d2b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 1200.249684][ C3] RAX: ffffffffffffffda RBX: 000055b189eb72b0 RCX: 00007fe183d61957
[ 1200.249917][ C3] RDX: 0000000000000001 RSI: 000055b189eb72b0 RDI: 0000000000000001
[ 1200.250154][ C3] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[ 1200.250397][ C3] R10: 0000000000000001 R11: 0000000000000246 R12: 000055b189ea25e0
[ 1200.250626][ C3] R13: 000055b189e832a0 R14: 0000000000000001 R15: 000055b189ea25e0
[ 1200.250866][ C3]
[ 1200.250983][ C3] handlers:
[ 1200.251106][ C3] [] serial8250_interrupt
[ 1200.251490][ C3] Disabling IRQ #4