[ 951.359579][ T3356] Mirror/redirect action on
[ 1014.742822][ C3] irq 4: nobody cared (try booting with the "irqpoll" option)
[ 1014.743257][ C3] CPU: 3 UID: 0 PID: 3209 Comm: perl Not tainted 6.11.0-rc1-virtme #1
[ 1014.743504][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 1014.743874][ C3] Call Trace:
[ 1014.744010][ C3]
[ 1014.744108][ C3] dump_stack_lvl+0x82/0xd0
[ 1014.744285][ C3] __report_bad_irq+0x5f/0x180
[ 1014.744448][ C3] note_interrupt+0x6b3/0x860
[ 1014.744618][ C3] handle_irq_event+0x16d/0x1c0
[ 1014.744783][ C3] handle_edge_irq+0x1fa/0xb60
[ 1014.744947][ C3] __common_interrupt+0x82/0x170
[ 1014.745108][ C3] common_interrupt+0x7e/0x90
[ 1014.745271][ C3]
[ 1014.745356][ C3]
[ 1014.745447][ C3] asm_common_interrupt+0x26/0x40
[ 1014.745610][ C3] RIP: 0010:_raw_spin_unlock_irqrestore+0x43/0x70
[ 1014.745824][ C3] Code: 10 e8 81 1a 8e fd 48 89 ef e8 29 8b 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 25 59 a2 63 <74> 0e 5b 5d c3 cc cc cc cc e8 9f 42 b2 fd eb dc 0f 1f 44 00 00 5b
[ 1014.746376][ C3] RSP: 0018:ffffc9000109fab8 EFLAGS: 00000286
[ 1014.746576][ C3] RAX: 0000000000000006 RBX: 0000000000000200 RCX: 1ffffffff3f36c10
[ 1014.746825][ C3] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff9c616f71
[ 1014.747068][ C3] RBP: ffffffffa0277320 R08: 0000000000000001 R09: fffffbfff3f31d08
[ 1014.747310][ C3] R10: ffffffff9f98e847 R11: 0000000000000000 R12: ffffffffa0277428
[ 1014.747550][ C3] R13: ffff8880069dc000 R14: ffffffffa0277320 R15: 0000000000000282
[ 1014.747826][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 1014.748035][ C3] uart_write+0x13e/0x320
[ 1014.748159][ C3] process_output_block+0x13e/0x790
[ 1014.748319][ C3] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 1014.748539][ C3] n_tty_write+0x412/0x7a0
[ 1014.748705][ C3] ? __pfx_n_tty_write+0x10/0x10
[ 1014.748865][ C3] ? trace_lock_acquire+0x14d/0x1f0
[ 1014.749028][ C3] ? __pfx_woken_wake_function+0x10/0x10
[ 1014.749192][ C3] ? iterate_tty_write+0x95/0x540
[ 1014.749347][ C3] ? lock_acquire+0x32/0xc0
[ 1014.749502][ C3] ? iterate_tty_write+0x95/0x540
[ 1014.749665][ C3] iterate_tty_write+0x228/0x540
[ 1014.749825][ C3] ? tty_ldisc_ref_wait+0x28/0x80
[ 1014.749989][ C3] file_tty_write.constprop.0+0x1db/0x370
[ 1014.750150][ C3] vfs_write+0xa1b/0x10b0
[ 1014.750274][ C3] ? __pfx___lock_release+0x10/0x10
[ 1014.750429][ C3] ? trace_lock_acquire+0x14d/0x1f0
[ 1014.750588][ C3] ? __might_fault+0xc3/0x170
[ 1014.750745][ C3] ? lock_acquire+0x32/0xc0
[ 1014.750902][ C3] ? __pfx_vfs_write+0x10/0x10
[ 1014.751072][ C3] ? __fget_light+0x53/0x1e0
[ 1014.751242][ C3] ksys_write+0xf5/0x1e0
[ 1014.751362][ C3] ? __pfx_ksys_write+0x10/0x10
[ 1014.751526][ C3] do_syscall_64+0xc1/0x1d0
[ 1014.751757][ C3] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 1014.751962][ C3] RIP: 0033:0x7fdbb2d0e957
[ 1014.752127][ 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
[ 1014.752706][ C3] RSP: 002b:00007ffc9ca31288 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 1014.752954][ C3] RAX: ffffffffffffffda RBX: 000055f1ba1ed310 RCX: 00007fdbb2d0e957
[ 1014.753188][ C3] RDX: 0000000000000001 RSI: 000055f1ba1ed310 RDI: 0000000000000001
[ 1014.753433][ C3] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[ 1014.753662][ C3] R10: 0000000000000001 R11: 0000000000000246 R12: 000055f1ba1d95c0
[ 1014.753890][ C3] R13: 000055f1ba1ba2a0 R14: 0000000000000001 R15: 000055f1ba1d95c0
[ 1014.754148][ C3]
[ 1014.754265][ C3] handlers:
[ 1014.754389][ C3] [] serial8250_interrupt
[ 1014.754727][ C3] Disabling IRQ #4