[ 894.675147][ T4465] Mirror/redirect action on
[ 934.370671][ C3] irq 4: nobody cared (try booting with the "irqpoll" option)
[ 934.371068][ C3] CPU: 3 PID: 4318 Comm: perl Not tainted 6.9.0-virtme #1
[ 934.371277][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 934.371627][ C3] Call Trace:
[ 934.371752][ C3]
[ 934.371835][ C3] dump_stack_lvl+0x82/0xd0
[ 934.372010][ C3] __report_bad_irq+0x5f/0x180
[ 934.372168][ C3] note_interrupt+0x6b3/0x860
[ 934.372331][ C3] handle_irq_event+0x16d/0x1c0
[ 934.372484][ C3] handle_edge_irq+0x1fa/0xb60
[ 934.372652][ C3] __common_interrupt+0x82/0x170
[ 934.372804][ C3] common_interrupt+0x7e/0x90
[ 934.372969][ C3]
[ 934.373056][ C3]
[ 934.373139][ C3] asm_common_interrupt+0x26/0x40
[ 934.373302][ C3] RIP: 0010:_raw_spin_unlock_irqrestore+0x43/0x70
[ 934.373520][ C3] Code: 10 e8 f1 60 93 fd 48 89 ef e8 69 d1 93 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 75 c1 e7 65 <74> 0e 5b 5d c3 cc cc cc cc e8 0f 41 b7 fd eb dc 0f 1f 44 00 00 5b
[ 934.374100][ C3] RSP: 0018:ffffc90000fafac0 EFLAGS: 00000286
[ 934.374300][ C3] RAX: 0000000000000002 RBX: 0000000000000200 RCX: 1ffffffff3a6f14c
[ 934.374533][ C3] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff9a1c06e1
[ 934.374767][ C3] RBP: ffffffff9dc3a020 R08: 0000000000000001 R09: fffffbfff3a6a2a8
[ 934.374994][ C3] R10: ffffffff9d351547 R11: 0000000000000000 R12: 0000000000000001
[ 934.375240][ C3] R13: 0000000000000282 R14: ffffffff9dc3a020 R15: ffff8880028a3800
[ 934.375487][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 934.375692][ C3] uart_write+0x13d/0x330
[ 934.375818][ C3] process_output_block+0x13e/0x790
[ 934.375972][ C3] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 934.376168][ C3] n_tty_write+0x412/0x7a0
[ 934.376328][ C3] ? __pfx_n_tty_write+0x10/0x10
[ 934.376491][ C3] ? trace_lock_acquire+0x14d/0x1f0
[ 934.376643][ C3] ? __pfx_woken_wake_function+0x10/0x10
[ 934.376798][ C3] ? iterate_tty_write+0x95/0x540
[ 934.376955][ C3] ? lock_acquire+0x32/0xc0
[ 934.377108][ C3] ? iterate_tty_write+0x95/0x540
[ 934.377262][ C3] iterate_tty_write+0x228/0x540
[ 934.377413][ C3] ? tty_ldisc_ref_wait+0x28/0x80
[ 934.377568][ C3] file_tty_write.constprop.0+0x1db/0x370
[ 934.377729][ C3] vfs_write+0xa18/0x10b0
[ 934.377844][ C3] ? __pfx___lock_release+0x10/0x10
[ 934.378007][ C3] ? trace_lock_acquire+0x14d/0x1f0
[ 934.378162][ C3] ? __might_fault+0xc3/0x170
[ 934.378317][ C3] ? lock_acquire+0x32/0xc0
[ 934.378487][ C3] ? __pfx_vfs_write+0x10/0x10
[ 934.378642][ C3] ? __might_fault+0x11b/0x170
[ 934.378799][ C3] ? __rseq_handle_notify_resume+0x354/0x4e0
[ 934.378991][ C3] ? __fget_light+0x53/0x1e0
[ 934.379152][ C3] ksys_write+0xf5/0x1e0
[ 934.379267][ C3] ? __pfx_ksys_write+0x10/0x10
[ 934.379431][ C3] do_syscall_64+0xc1/0x1d0
[ 934.379589][ C3] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 934.379793][ C3] RIP: 0033:0x7f81f609e957
[ 934.379980][ 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
[ 934.380522][ C3] RSP: 002b:00007ffeef0c8838 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 934.380763][ C3] RAX: ffffffffffffffda RBX: 000055fc73849310 RCX: 00007f81f609e957
[ 934.380993][ C3] RDX: 0000000000000001 RSI: 000055fc73849310 RDI: 0000000000000001
[ 934.381222][ C3] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[ 934.381453][ C3] R10: 0000000000000001 R11: 0000000000000246 R12: 000055fc738355c0
[ 934.381677][ C3] R13: 000055fc738162a0 R14: 0000000000000001 R15: 000055fc738355c0
[ 934.381920][ C3]
[ 934.382034][ C3] handlers:
[ 934.382148][ C3] [] serial8250_interrupt
[ 934.382514][ C3] Disabling IRQ #4