[ 920.483031][ T3491] Mirror/redirect action on
[ 959.606557][ C3] irq 4: nobody cared (try booting with the "irqpoll" option)
[ 959.606957][ C3] CPU: 3 PID: 3344 Comm: perl Not tainted 6.9.0-rc5-virtme #1
[ 959.607211][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 959.607584][ C3] Call Trace:
[ 959.607714][ C3]
[ 959.607812][ C3] dump_stack_lvl+0x82/0xd0
[ 959.608001][ C3] __report_bad_irq+0x5f/0x180
[ 959.608177][ C3] note_interrupt+0x6b3/0x860
[ 959.608350][ C3] handle_irq_event+0x16d/0x1c0
[ 959.608519][ C3] handle_edge_irq+0x1fa/0xb60
[ 959.608700][ C3] __common_interrupt+0x7c/0x180
[ 959.608875][ C3] common_interrupt+0x7e/0x90
[ 959.609047][ C3]
[ 959.609135][ C3]
[ 959.609221][ C3] asm_common_interrupt+0x26/0x40
[ 959.609392][ C3] RIP: 0010:_raw_spin_unlock_irqrestore+0x43/0x70
[ 959.609614][ C3] Code: 10 e8 81 99 99 fd 48 89 ef e8 b9 09 9a 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 95 e8 cd 55 <74> 0e 5b 5d c3 cc cc cc cc e8 cf 05 bd fd eb dc 0f 1f 44 00 00 5b
[ 959.610214][ C3] RSP: 0018:ffffc90004d1fa80 EFLAGS: 00000286
[ 959.610441][ C3] RAX: 0000000000000006 RBX: 0000000000000200 RCX: 1ffffffff5aa9b86
[ 959.610690][ C3] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffaa35df81
[ 959.610936][ C3] RBP: ffffffffade2e220 R08: 0000000000000001 R09: fffffbfff5aa4cb0
[ 959.611188][ C3] R10: ffffffffad526587 R11: 0000000000000000 R12: 000000000000089b
[ 959.611444][ C3] R13: ffffffffade2e328 R14: ffffffffade2e220 R15: ffff8880032b0000
[ 959.611718][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 959.611938][ C3] uart_write+0x224/0x450
[ 959.612076][ C3] process_output_block+0x13e/0x790
[ 959.612245][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370
[ 959.612459][ C3] n_tty_write+0x412/0x7a0
[ 959.612642][ C3] ? __pfx_n_tty_write+0x10/0x10
[ 959.612813][ C3] ? trace_lock_acquire+0x135/0x1c0
[ 959.612986][ C3] ? __pfx_woken_wake_function+0x10/0x10
[ 959.613158][ C3] ? iterate_tty_write+0x95/0x540
[ 959.613329][ C3] ? lock_acquire+0x32/0xc0
[ 959.613496][ C3] ? iterate_tty_write+0x95/0x540
[ 959.613669][ C3] iterate_tty_write+0x228/0x540
[ 959.613846][ C3] ? tty_ldisc_ref_wait+0x28/0x80
[ 959.614030][ C3] file_tty_write.constprop.0+0x1db/0x370
[ 959.614224][ C3] ? find_held_lock+0x2c/0x110
[ 959.614401][ C3] vfs_write+0x9e5/0x10a0
[ 959.614538][ C3] ? __pfx___lock_release+0x10/0x10
[ 959.614709][ C3] ? trace_lock_acquire+0x135/0x1c0
[ 959.614878][ C3] ? lock_acquire+0x32/0xc0
[ 959.615062][ C3] ? __pfx_vfs_write+0x10/0x10
[ 959.615240][ C3] ? __might_fault+0x11b/0x170
[ 959.615415][ C3] ? __rseq_handle_notify_resume+0x354/0x4e0
[ 959.615628][ C3] ? __fget_light+0x53/0x1e0
[ 959.615827][ C3] ksys_write+0xf5/0x1e0
[ 959.615947][ C3] ? __pfx_ksys_write+0x10/0x10
[ 959.616111][ C3] do_syscall_64+0xc3/0x1d0
[ 959.616268][ C3] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 959.616465][ C3] RIP: 0033:0x7f6293b55957
[ 959.616630][ 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
[ 959.617175][ C3] RSP: 002b:00007ffcd9a89f88 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 959.617414][ C3] RAX: ffffffffffffffda RBX: 0000561b46f6f1d0 RCX: 00007f6293b55957
[ 959.617642][ C3] RDX: 0000000000000001 RSI: 0000561b46f6f1d0 RDI: 0000000000000001
[ 959.617875][ C3] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[ 959.618116][ C3] R10: 0000000000000001 R11: 0000000000000246 R12: 0000561b46f5b5c0
[ 959.618343][ C3] R13: 0000561b46f3c2a0 R14: 0000000000000001 R15: 0000561b46f5b5c0
[ 959.618598][ C3]
[ 959.618719][ C3] handlers:
[ 959.618843][ C3] [] serial8250_interrupt
[ 959.619604][ C3] Disabling IRQ #4
WAIT TIMEOUT stderr
Ctrl-C stderr
Ctrl-C stderr
WAIT TIMEOUT stderr