[ 779.767591][ T3692] Mirror/redirect action on
[ 785.890532][ T3781] tc (3781) used greatest stack depth: 23128 bytes left
[ 863.942782][ C3] irq 4: nobody cared (try booting with the "irqpoll" option)
[ 863.943231][ C3] CPU: 3 PID: 3536 Comm: perl Not tainted 6.9.0-rc1-virtme #1
[ 863.943522][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 863.943931][ C3] Call Trace:
[ 863.944079][ C3]
[ 863.944177][ C3] dump_stack_lvl+0x82/0xd0
[ 863.944376][ C3] __report_bad_irq+0x5f/0x180
[ 863.944569][ C3] note_interrupt+0x6b3/0x860
[ 863.944758][ C3] handle_irq_event+0x16d/0x1c0
[ 863.944942][ C3] handle_edge_irq+0x1fa/0xb60
[ 863.945132][ C3] __common_interrupt+0x7c/0x180
[ 863.945321][ C3] common_interrupt+0x7e/0x90
[ 863.945510][ C3]
[ 863.945612][ C3]
[ 863.945713][ C3] asm_common_interrupt+0x26/0x40
[ 863.945902][ C3] RIP: 0010:_raw_spin_unlock_irqrestore+0x43/0x70
[ 863.946144][ C3] Code: 10 e8 01 6a 9b fd 48 89 ef e8 39 da 9b 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 e5 df 6f 4f <74> 0e 5b 5d c3 cc cc cc cc e8 2f d4 be fd eb dc 0f 1f 44 00 00 5b
[ 863.946804][ C3] RSP: 0018:ffffc90002a7fa80 EFLAGS: 00000286
[ 863.947047][ C3] RAX: 0000000000000002 RBX: 0000000000000200 RCX: 1ffffffff67680f0
[ 863.947336][ C3] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffb093e831
[ 863.947618][ C3] RBP: ffffffffb44211a0 R08: 0000000000000001 R09: fffffbfff67632b0
[ 863.947911][ C3] R10: ffffffffb3b19587 R11: 0000000000000000 R12: 0000000000000932
[ 863.948194][ C3] R13: ffffffffb44212a8 R14: ffffffffb44211a0 R15: ffff888002600000
[ 863.948479][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70
[ 863.948715][ C3] uart_write+0x224/0x450
[ 863.948860][ C3] process_output_block+0x13e/0x790
[ 863.949044][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370
[ 863.949273][ C3] n_tty_write+0x412/0x7a0
[ 863.949466][ C3] ? __pfx_n_tty_write+0x10/0x10
[ 863.949651][ C3] ? trace_lock_acquire+0x135/0x1c0
[ 863.949835][ C3] ? __pfx_woken_wake_function+0x10/0x10
[ 863.950021][ C3] ? iterate_tty_write+0x95/0x540
[ 863.950205][ C3] ? lock_acquire+0x32/0xc0
[ 863.950385][ C3] ? iterate_tty_write+0x95/0x540
[ 863.950572][ C3] iterate_tty_write+0x228/0x540
[ 863.950761][ C3] ? tty_ldisc_ref_wait+0x28/0x80
[ 863.950945][ C3] file_tty_write.constprop.0+0x1db/0x370
[ 863.951125][ C3] ? find_held_lock+0x2c/0x110
[ 863.951307][ C3] vfs_write+0x9e5/0x10a0
[ 863.951445][ C3] ? __pfx___lock_release+0x10/0x10
[ 863.951630][ C3] ? trace_lock_acquire+0x135/0x1c0
[ 863.951814][ C3] ? lock_acquire+0x32/0xc0
[ 863.951994][ C3] ? __pfx_vfs_write+0x10/0x10
[ 863.952181][ C3] ? __might_fault+0x11b/0x170
[ 863.952373][ C3] ? __rseq_handle_notify_resume+0x354/0x4e0
[ 863.952600][ C3] ? __fget_light+0x53/0x1e0
[ 863.952792][ C3] ksys_write+0xf5/0x1e0
[ 863.952931][ C3] ? __pfx_ksys_write+0x10/0x10
[ 863.953124][ C3] do_syscall_64+0xc6/0x1e0
[ 863.953311][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 863.953533][ C3] RIP: 0033:0x7fe0330fb957
[ 863.953723][ 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
[ 863.954369][ C3] RSP: 002b:00007ffdcaeda1f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 863.954649][ C3] RAX: ffffffffffffffda RBX: 000055a5ab412070 RCX: 00007fe0330fb957
[ 863.954920][ C3] RDX: 0000000000000001 RSI: 000055a5ab412070 RDI: 0000000000000001
[ 863.955186][ C3] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[ 863.955457][ C3] R10: 0000000000000001 R11: 0000000000000246 R12: 000055a5ab3fe590
[ 863.955724][ C3] R13: 000055a5ab3df2a0 R14: 0000000000000001 R15: 000055a5ab3fe590
[ 863.956002][ C3]
[ 863.956144][ C3] handlers:
[ 863.956291][ C3] [] serial8250_interrupt
[ 863.956668][ C3] Disabling IRQ #4
WAIT TIMEOUT stderr
Ctrl-C stderr
Ctrl-C stderr
WAIT TIMEOUT stderr