[ 1194.979564][ C3] irq 4: nobody cared (try booting with the "irqpoll" option)
[ 1194.980001][ C3] CPU: 3 PID: 4561 Comm: perl Not tainted 6.10.0-rc5-virtme #1
[ 1194.980267][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 1194.980644][ C3] Call Trace:
[ 1194.980778][ C3]
[ 1194.980869][ C3] dump_stack_lvl+0x82/0xd0
[ 1194.981060][ C3] __report_bad_irq+0x5f/0x180
[ 1194.981233][ C3] note_interrupt+0x6b3/0x860
[ 1194.981407][ C3] handle_irq_event+0x16d/0x1c0
[ 1194.981587][ C3] handle_edge_irq+0x1fa/0xb60
[ 1194.981775][ C3] __common_interrupt+0x82/0x170
[ 1194.981961][ C3] common_interrupt+0x7e/0x90
[ 1194.982140][ C3]
[ 1194.982230][ C3]
[ 1194.982333][ C3] asm_common_interrupt+0x26/0x40
[ 1194.982507][ C3] RIP: 0010:_raw_spin_unlock_irqrestore+0x43/0x70
[ 1194.982724][ C3] Code: 10 e8 41 9f 91 fd 48 89 ef e8 b9 0f 92 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 fc e5 49 <74> 0e 5b 5d c3 cc cc cc cc e8 0f 81 b5 fd eb dc 0f 1f 44 00 00 5b
[ 1194.983340][ C3] RSP: 0018:ffffc900011cfab8 EFLAGS: 00000286
[ 1194.983556][ C3] RAX: 0000000000000002 RBX: 0000000000000200 RCX: 1ffffffff7270d65
[ 1194.983813][ C3] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffb61dcb61
[ 1194.984048][ C3] RBP: ffffffffb9c480a0 R08: 0000000000000001 R09: fffffbfff726bea8
[ 1194.984290][ C3] R10: ffffffffb935f547 R11: 0000000000000000 R12: ffffffffb9c481a8
[ 1194.984535][ C3] R13: ffff888006061c00 R14: ffffffffb9c480a0 R15: 0000000000000286
[ 1194.984769][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 1194.984986][ C3] uart_write+0x13e/0x320
[ 1194.985117][ C3] process_output_block+0x13e/0x790
[ 1194.985288][ C3] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 1194.985482][ C3] n_tty_write+0x412/0x7a0
[ 1194.985652][ C3] ? __pfx_n_tty_write+0x10/0x10
[ 1194.985820][ C3] ? trace_lock_acquire+0x14d/0x1f0
[ 1194.985993][ C3] ? __pfx_woken_wake_function+0x10/0x10
[ 1194.986166][ C3] ? iterate_tty_write+0x95/0x540
[ 1194.986342][ C3] ? lock_acquire+0x32/0xc0
[ 1194.986512][ C3] ? iterate_tty_write+0x95/0x540
[ 1194.986683][ C3] iterate_tty_write+0x228/0x540
[ 1194.986847][ C3] ? tty_ldisc_ref_wait+0x28/0x80
[ 1194.987017][ C3] file_tty_write.constprop.0+0x1db/0x370
[ 1194.987191][ C3] vfs_write+0xa18/0x10b0
[ 1194.987331][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 1194.987505][ C3] ? __pfx_vfs_write+0x10/0x10
[ 1194.987683][ C3] ? clockevents_program_event+0xf6/0x300
[ 1194.987864][ C3] ? __fget_light+0x53/0x1e0
[ 1194.988035][ C3] ? clockevents_program_event+0x1ea/0x300
[ 1194.988250][ C3] ksys_write+0xf5/0x1e0
[ 1194.988378][ C3] ? __pfx_ksys_write+0x10/0x10
[ 1194.988554][ C3] do_syscall_64+0xc1/0x1d0
[ 1194.988730][ C3] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 1194.988951][ C3] RIP: 0033:0x7fb0d2ff6957
[ 1194.989123][ 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
[ 1194.989702][ C3] RSP: 002b:00007ffc7344fc18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 1194.989958][ C3] RAX: ffffffffffffffda RBX: 0000562740ee11d0 RCX: 00007fb0d2ff6957
[ 1194.990209][ C3] RDX: 0000000000000001 RSI: 0000562740ee11d0 RDI: 0000000000000001
[ 1194.990464][ C3] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[ 1194.990716][ C3] R10: 0000000000000001 R11: 0000000000000246 R12: 0000562740ecd5c0
[ 1194.990970][ C3] R13: 0000562740eae2a0 R14: 0000000000000001 R15: 0000562740ecd5c0
[ 1194.991235][ C3]
[ 1194.991360][ C3] handlers:
[ 1194.991489][ C3] [] serial8250_interrupt
[ 1194.992247][ C3] Disabling IRQ #4