[ 899.033253][T10783] Mirror/redirect action on [ 917.730274][ C0] irq 51: nobody cared (try booting with the "irqpoll" option) [ 917.730694][ C0] CPU: 0 UID: 0 PID: 10607 Comm: perl Not tainted 6.13.0-rc5-virtme #1 [ 917.730948][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 917.731177][ C0] Call Trace: [ 917.731331][ C0] <IRQ> [ 917.731432][ C0] dump_stack_lvl+0x82/0xd0 [ 917.731628][ C0] __report_bad_irq+0x5f/0x180 [ 917.731801][ C0] note_interrupt+0x66d/0x7f0 [ 917.731977][ C0] handle_irq_event+0x16d/0x1c0 [ 917.732148][ C0] handle_edge_irq+0x1fa/0xb60 [ 917.732326][ C0] __common_interrupt+0x82/0x170 [ 917.732496][ C0] common_interrupt+0x81/0xa0 [ 917.732664][ C0] </IRQ> [ 917.732754][ C0] <TASK> [ 917.732841][ C0] asm_common_interrupt+0x26/0x40 [ 917.733013][ C0] RIP: 0010:_raw_spin_unlock_irqrestore+0x43/0x70 [ 917.733233][ C0] Code: 10 e8 11 eb 8b fd 48 89 ef e8 d9 5f 8c 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 75 d4 13 73 <74> 0e 5b 5d c3 cc cc cc cc e8 bf a8 b1 fd eb dc 0f 1f 44 00 00 5b [ 917.733819][ C0] RSP: 0018:ffffc9000af57aa0 EFLAGS: 00000286 [ 917.734033][ C0] RAX: 0000000000000006 RBX: 0000000000000200 RCX: 1ffffffff2044967 [ 917.734283][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff8ceff0a1 [ 917.734540][ C0] RBP: ffffffff90aeb800 R08: 0000000000000001 R09: fffffbfff203ffef [ 917.734789][ C0] R10: ffffffff901fff7f R11: ffff8880052f8040 R12: 00000000ffffffff [ 917.735039][ C0] R13: 0000000000000001 R14: ffffffff90aeb908 R15: 00000000ffffffff [ 917.735298][ C0] ? _raw_spin_unlock_irqrestore+0x51/0x70 [ 917.735523][ C0] uart_write+0x220/0x920 [ 917.735660][ C0] process_output_block+0x13e/0x790 [ 917.735831][ C0] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 917.736042][ C0] n_tty_write+0x40c/0x790 [ 917.736216][ C0] ? __pfx_n_tty_write+0x10/0x10 [ 917.736385][ C0] ? trace_lock_acquire+0x14c/0x1f0 [ 917.736551][ C0] ? __pfx_woken_wake_function+0x10/0x10 [ 917.736726][ C0] ? lock_acquire+0x32/0xc0 [ 917.736892][ C0] ? iterate_tty_write+0x8f/0x540 [ 917.737069][ C0] iterate_tty_write+0x222/0x540 [ 917.737237][ C0] ? tty_ldisc_ref_wait+0x28/0x80 [ 917.737407][ C0] file_tty_write.constprop.0+0x1cf/0x360 [ 917.737579][ C0] vfs_write+0xa81/0x11e0 [ 917.737710][ C0] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 917.737880][ C0] ? __pfx_vfs_write+0x10/0x10 [ 917.738059][ C0] ? clockevents_program_event+0xf6/0x300 [ 917.738247][ C0] ksys_write+0xf8/0x1d0 [ 917.738386][ C0] ? __pfx_ksys_write+0x10/0x10 [ 917.738563][ C0] do_syscall_64+0xc1/0x1d0 [ 917.738731][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 917.738939][ C0] RIP: 0033:0x7fea5ba25b77 [ 917.739113][ C0] 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 [ 917.739691][ C0] RSP: 002b:00007fffdfe7c548 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 917.739940][ C0] RAX: ffffffffffffffda RBX: 0000560b0c3ae2b0 RCX: 00007fea5ba25b77 [ 917.740184][ C0] RDX: 0000000000000001 RSI: 0000560b0c3ae2b0 RDI: 0000000000000001 [ 917.740525][ C0] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000 [ 917.740770][ C0] R10: 0000000000000001 R11: 0000000000000246 R12: 0000560b0c3995e0 [ 917.741017][ C0] R13: 0000560b0c37a2a0 R14: 0000000000000001 R15: 0000560b0c3995e0 [ 917.741273][ C0] </TASK> [ 917.741400][ C0] handlers: [ 917.741535][ C0] [<ffffffff8b85b470>] serial8250_interrupt [ 917.741892][ C0] Disabling IRQ #51