[ 343.660304][ T3503] Mirror/redirect action on [ 503.788314][ C0] irq 51: nobody cared (try booting with the "irqpoll" option) [ 503.788668][ C0] CPU: 0 UID: 0 PID: 3236 Comm: perl Not tainted 6.19.0-rc7-virtme #1 PREEMPT(full) [ 503.788672][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 503.788674][ C0] Call Trace: [ 503.788675][ C0] [ 503.788677][ C0] dump_stack_lvl+0x6f/0xa0 [ 503.788686][ C0] __report_bad_irq+0x66/0x161 [ 503.788690][ C0] note_interrupt.cold+0x21/0xe7 [ 503.788692][ C0] ? serial8250_get_port+0x50/0x50 [ 503.788697][ C0] ? poll_spurious_irqs+0x140/0x140 [ 503.788703][ C0] handle_irq_event+0x166/0x1c0 [ 503.788706][ C0] handle_edge_irq+0x2ec/0x880 [ 503.788710][ C0] __common_interrupt+0xae/0x270 [ 503.788713][ C0] ? __sysvec_apic_timer_interrupt+0x15f/0x3d0 [ 503.788716][ C0] common_interrupt+0xb0/0xf0 [ 503.788720][ C0] [ 503.788721][ C0] [ 503.788724][ C0] asm_common_interrupt+0x26/0x40 [ 503.788727][ C0] RIP: 0010:_raw_spin_unlock_irqrestore+0x36/0x80 [ 503.788732][ C0] Code: f5 53 48 8b 74 24 10 48 89 fb 48 83 c7 18 e8 31 33 de fd 48 89 df e8 99 84 de fd f7 c5 00 02 00 00 75 1f 9c 58 f6 c4 02 75 2f 01 00 00 00 e8 f0 c1 d1 fd 65 8b 05 29 04 05 02 85 c0 74 12 5b [ 503.788734][ C0] RSP: 0018:ffa000000266fa70 EFLAGS: 00000246 [ 503.788738][ C0] RAX: 0000000000000082 RBX: ffffffff93194520 RCX: ffffffff90102c13 [ 503.788740][ C0] RDX: ff11000008ccc540 RSI: ffffffff909b746e RDI: ffffffff9046b280 [ 503.788741][ C0] RBP: 0000000000000282 R08: 0000000000000000 R09: 0000000000000001 [ 503.788743][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: ffffffff93194628 [ 503.788744][ C0] R13: 0000000000000001 R14: ffffffff93194660 R15: ff110000096b5800 [ 503.788749][ C0] ? _raw_spin_unlock_irqrestore+0x53/0x80 [ 503.788754][ C0] uart_write+0x21d/0x940 [ 503.788759][ C0] process_output_block+0x117/0x6e0 [ 503.788764][ C0] n_tty_write+0x3a8/0x8f0 [ 503.788766][ C0] ? _copy_from_iter+0x1b6/0x1580 [ 503.788772][ C0] ? n_tty_receive_signal_char+0x110/0x110 [ 503.788774][ C0] ? _mutex_trylock_nest_lock+0x21a/0x340 [ 503.788777][ C0] ? __init_waitqueue_head+0x160/0x160 [ 503.788780][ C0] ? lock_acquire.part.0+0xbc/0x260 [ 503.788783][ C0] ? tty_ldisc_ref_wait+0x28/0x80 [ 503.788787][ C0] iterate_tty_write+0x27d/0x550 [ 503.788790][ C0] ? tty_ldisc_ref_wait+0x28/0x80 [ 503.788793][ C0] file_tty_write.isra.0+0x1a2/0x240 [ 503.788796][ C0] ? redirected_tty_write+0xd0/0xd0 [ 503.788798][ C0] new_sync_write+0x308/0x6f0 [ 503.788801][ C0] ? new_sync_read+0x3bb/0x6f0 [ 503.788804][ C0] ? new_sync_read+0x6f0/0x6f0 [ 503.788806][ C0] ? generic_atomic_write_valid+0x150/0x150 [ 503.788810][ C0] ? __lock_release.isra.0+0x59/0x170 [ 503.788815][ C0] vfs_write+0x65e/0xbb0 [ 503.788817][ C0] ? vfs_read+0x3cc/0x790 [ 503.788821][ C0] ksys_write+0xff/0x200 [ 503.788824][ C0] ? __ia32_sys_read+0xc0/0xc0 [ 503.788827][ C0] ? rcu_is_watching+0x15/0xd0 [ 503.788830][ C0] do_syscall_64+0xbd/0xfc0 [ 503.788834][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 503.788835][ C0] RIP: 0033:0x7f0e03351c5e [ 503.788839][ C0] Code: 4d 89 d8 e8 34 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 13 ff ff ff 0f 1f 00 f3 0f 1e fa [ 503.788840][ C0] RSP: 002b:00007ffd23018b20 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 503.788841][ C0] RAX: ffffffffffffffda RBX: 0000557a6c9ec480 RCX: 00007f0e03351c5e [ 503.788842][ C0] RDX: 0000000000000001 RSI: 0000557a6c9ec480 RDI: 0000000000000001 [ 503.788843][ C0] RBP: 00007ffd23018b30 R08: 0000000000000000 R09: 0000000000000000 [ 503.788844][ C0] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001 [ 503.788845][ C0] R13: 0000557a6c9ad010 R14: 0000000000000001 R15: 0000557a6c9ec480 [ 503.788851][ C0] [ 503.788851][ C0] handlers: [ 503.798132][ C0] [] serial8250_interrupt [ 503.798431][ C0] Disabling IRQ #51