[ 915.050936][ T9871] Mirror/redirect action on
[ 935.826731][ C3] irq 4: nobody cared (try booting with the "irqpoll" option)
[ 935.827191][ C3] CPU: 3 PID: 9724 Comm: perl Not tainted 6.9.0-virtme #1
[ 935.827430][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 935.827835][ C3] Call Trace:
[ 935.827993][ C3]
[ 935.828091][ C3] dump_stack_lvl+0x82/0xd0
[ 935.828287][ C3] __report_bad_irq+0x5f/0x180
[ 935.828481][ C3] note_interrupt+0x6b3/0x860
[ 935.828677][ C3] handle_irq_event+0x16d/0x1c0
[ 935.828859][ C3] handle_edge_irq+0x1fa/0xb60
[ 935.829045][ C3] __common_interrupt+0x82/0x170
[ 935.829228][ C3] common_interrupt+0x7e/0x90
[ 935.829413][ C3]
[ 935.829511][ C3]
[ 935.829606][ C3] asm_common_interrupt+0x26/0x40
[ 935.829788][ C3] RIP: 0010:_raw_spin_unlock_irqrestore+0x43/0x70
[ 935.830030][ C3] Code: 10 e8 b1 4d 93 fd 48 89 ef e8 29 be 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 35 ae 47 6c <74> 0e 5b 5d c3 cc cc cc cc e8 cf 2d b7 fd eb dc 0f 1f 44 00 00 5b
[ 935.830660][ C3] RSP: 0018:ffffc90004f6fac0 EFLAGS: 00000286
[ 935.830891][ C3] RAX: 0000000000000006 RBX: 0000000000000200 RCX: 1ffffffff2daf533
[ 935.831170][ C3] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff93bc1a21
[ 935.831456][ C3] RBP: ffffffff9763c020 R08: 0000000000000001 R09: fffffbfff2daa6a8
[ 935.831740][ C3] R10: ffffffff96d53547 R11: 0000000000000000 R12: 0000000000000001
[ 935.832015][ C3] R13: 0000000000000282 R14: ffffffff9763c020 R15: ffff8880023e5000
[ 935.832295][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 935.832527][ C3] uart_write+0x13d/0x330
[ 935.832671][ C3] process_output_block+0x13e/0x790
[ 935.832852][ C3] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 935.833081][ C3] n_tty_write+0x412/0x7a0
[ 935.833271][ C3] ? __pfx_n_tty_write+0x10/0x10
[ 935.833451][ C3] ? trace_lock_acquire+0x14d/0x1f0
[ 935.833632][ C3] ? __pfx_woken_wake_function+0x10/0x10
[ 935.833814][ C3] ? iterate_tty_write+0x95/0x540
[ 935.833996][ C3] ? lock_acquire+0x32/0xc0
[ 935.834185][ C3] ? iterate_tty_write+0x95/0x540
[ 935.834378][ C3] iterate_tty_write+0x228/0x540
[ 935.834569][ C3] ? tty_ldisc_ref_wait+0x28/0x80
[ 935.834757][ C3] file_tty_write.constprop.0+0x1db/0x370
[ 935.834951][ C3] vfs_write+0xa18/0x10b0
[ 935.835091][ C3] ? __pfx___lock_release+0x10/0x10
[ 935.835275][ C3] ? trace_lock_acquire+0x14d/0x1f0
[ 935.835470][ C3] ? __might_fault+0xc3/0x170
[ 935.835658][ C3] ? lock_acquire+0x32/0xc0
[ 935.835844][ C3] ? __pfx_vfs_write+0x10/0x10
[ 935.836030][ C3] ? __might_fault+0x11b/0x170
[ 935.836213][ C3] ? __rseq_handle_notify_resume+0x354/0x4e0
[ 935.836442][ C3] ? __fget_light+0x53/0x1e0
[ 935.836628][ C3] ksys_write+0xf5/0x1e0
[ 935.836770][ C3] ? __pfx_ksys_write+0x10/0x10
[ 935.836969][ C3] do_syscall_64+0xc1/0x1d0
[ 935.837166][ C3] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 935.837394][ C3] RIP: 0033:0x7f2509b1c957
[ 935.837599][ 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
[ 935.838232][ C3] RSP: 002b:00007fffde53c9a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 935.838505][ C3] RAX: ffffffffffffffda RBX: 000055607ba261d0 RCX: 00007f2509b1c957
[ 935.838771][ C3] RDX: 0000000000000001 RSI: 000055607ba261d0 RDI: 0000000000000001
[ 935.839037][ C3] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[ 935.839307][ C3] R10: 0000000000000001 R11: 0000000000000246 R12: 000055607ba125c0
[ 935.839580][ C3] R13: 000055607b9f32a0 R14: 0000000000000001 R15: 000055607ba125c0
[ 935.839862][ C3]
[ 935.840004][ C3] handlers:
[ 935.840141][ C3] [] serial8250_interrupt
[ 935.840555][ C3] Disabling IRQ #4