[ 857.516782][ T2525] Mirror/redirect action on
[ 959.361670][ C3] irq 4: nobody cared (try booting with the "irqpoll" option)
[ 959.362016][ C3] CPU: 3 PID: 2380 Comm: perl Not tainted 6.8.0-virtme #1
[ 959.362234][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 959.362607][ C3] Call Trace:
[ 959.362739][ C3]
[ 959.362826][ C3] dump_stack_lvl+0x64/0xb0
[ 959.363009][ C3] __report_bad_irq+0x5f/0x180
[ 959.363181][ C3] note_interrupt+0x6b3/0x860
[ 959.363349][ C3] handle_irq_event+0x16d/0x1c0
[ 959.363524][ C3] handle_edge_irq+0x1fa/0xb60
[ 959.363698][ C3] __common_interrupt+0x7c/0x180
[ 959.363886][ C3] common_interrupt+0x7e/0x90
[ 959.364059][ C3]
[ 959.364157][ C3]
[ 959.364246][ C3] asm_common_interrupt+0x26/0x40
[ 959.364419][ C3] RIP: 0010:_raw_spin_unlock_irqrestore+0x43/0x70
[ 959.364634][ C3] Code: 10 e8 41 9f a0 fd 48 89 ef e8 69 0b a1 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 8a 35 69 <74> 0e 5b 5d c3 cc cc cc cc e8 bf cc c3 fd eb dc 0f 1f 44 00 00 5b
[ 959.365205][ C3] RSP: 0018:ffffc9000152fa80 EFLAGS: 00000286
[ 959.365418][ C3] RAX: 0000000000000006 RBX: 0000000000000200 RCX: 1ffffffff33dcb22
[ 959.365673][ C3] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff96ce3a71
[ 959.365930][ C3] RBP: ffffffff9a7c3f60 R08: 0000000000000001 R09: fffffbfff33d7cb0
[ 959.366195][ C3] R10: ffffffff99ebe587 R11: 0000000000000000 R12: 00000000000009f4
[ 959.366457][ C3] R13: ffffffff9a7c4068 R14: ffffffff9a7c3f60 R15: ffff888002a20000
[ 959.366711][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 959.366926][ C3] uart_write+0x224/0x450
[ 959.367061][ C3] process_output_block+0x13e/0x790
[ 959.367230][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370
[ 959.367432][ C3] n_tty_write+0x412/0x7a0
[ 959.367600][ C3] ? __pfx_n_tty_write+0x10/0x10
[ 959.367766][ C3] ? __pfx_woken_wake_function+0x10/0x10
[ 959.368327][ C3] ? lock_acquire+0x1c1/0x220
[ 959.368488][ C3] ? iterate_tty_write+0x95/0x540
[ 959.368657][ C3] iterate_tty_write+0x228/0x540
[ 959.368825][ C3] ? tty_ldisc_ref_wait+0x28/0x80
[ 959.368996][ C3] file_tty_write.constprop.0+0x1db/0x370
[ 959.369163][ C3] vfs_write+0x9e5/0x10a0
[ 959.369287][ C3] ? __pfx___lock_release+0x10/0x10
[ 959.369449][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 959.369621][ C3] ? __pfx_vfs_write+0x10/0x10
[ 959.369788][ C3] ? clockevents_program_event+0xf6/0x300
[ 959.369957][ C3] ? ktime_get+0xb3/0x190
[ 959.370086][ C3] ? __fget_light+0x53/0x1e0
[ 959.370248][ C3] ? clockevents_program_event+0x1ea/0x300
[ 959.370456][ C3] ksys_write+0xf5/0x1e0
[ 959.370582][ C3] ? __pfx_ksys_write+0x10/0x10
[ 959.370763][ C3] do_syscall_64+0xc6/0x1e0
[ 959.370926][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 959.371133][ C3] RIP: 0033:0x7fbf7b04c957
[ 959.371304][ 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
[ 959.371911][ C3] RSP: 002b:00007ffd375c2ba8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 959.372166][ C3] RAX: ffffffffffffffda RBX: 0000562432018fb0 RCX: 00007fbf7b04c957
[ 959.372403][ C3] RDX: 0000000000000001 RSI: 0000562432018fb0 RDI: 0000000000000001
[ 959.372669][ C3] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[ 959.372912][ C3] R10: 0000000000000001 R11: 0000000000000246 R12: 0000562432005590
[ 959.373163][ C3] R13: 0000562431fe62a0 R14: 0000000000000001 R15: 0000562432005590
[ 959.373418][ C3]
[ 959.373543][ C3] handlers:
[ 959.373666][ C3] [] serial8250_interrupt
[ 959.374204][ C3] Disabling IRQ #4
WAIT TIMEOUT stderr
Ctrl-C stderr
Ctrl-C stderr
WAIT TIMEOUT stderr