[ 1940.668855][T18766] Mirror/redirect action on [ 1972.898703][ C0] irq 51: nobody cared (try booting with the "irqpoll" option) [ 1972.899364][ C0] CPU: 0 UID: 0 PID: 18595 Comm: perl Not tainted 6.18.0-rc3-virtme #1 PREEMPT(full) [ 1972.899370][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1972.899375][ C0] Call Trace: [ 1972.899380][ C0] [ 1972.899384][ C0] dump_stack_lvl+0x82/0xc0 [ 1972.899426][ C0] __report_bad_irq+0x5f/0x1b0 [ 1972.899447][ C0] note_interrupt+0x661/0x7e0 [ 1972.899454][ C0] handle_irq_event+0x165/0x1c0 [ 1972.899463][ C0] handle_edge_irq+0x324/0x880 [ 1972.899473][ C0] __common_interrupt+0xa4/0x230 [ 1972.899489][ C0] common_interrupt+0xb9/0xe0 [ 1972.899496][ C0] [ 1972.899497][ C0] [ 1972.899502][ C0] asm_common_interrupt+0x26/0x40 [ 1972.899510][ C0] RIP: 0010:_raw_spin_unlock_irqrestore+0x41/0x70 [ 1972.899527][ C0] Code: 74 24 10 e8 41 2a ff fd 48 89 ef e8 69 79 ff fd 81 e3 00 02 00 00 75 25 9c 58 f6 c4 02 75 2d 48 85 db 74 01 fb bf 01 00 00 00 fa b1 f3 fd 65 8b 05 b3 8b 07 02 85 c0 74 0a 5b 5d c3 e8 f7 3d [ 1972.899530][ C0] RSP: 0018:ffffc90003927a88 EFLAGS: 00000206 [ 1972.899539][ C0] RAX: 0000000000000006 RBX: 0000000000000200 RCX: 0000000000000040 [ 1972.899541][ C0] RDX: 0000000000000000 RSI: ffffffffa6986036 RDI: 0000000000000001 [ 1972.899543][ C0] RBP: ffffffffa926d520 R08: 0000000000000001 R09: 0000000000000001 [ 1972.899544][ C0] R10: ffffffffa7823757 R11: ffff888006080970 R12: 00000000ffffffff [ 1972.899546][ C0] R13: 0000000000000001 R14: ffffffffa926d628 R15: 00000000ffffffff [ 1972.899563][ C0] uart_write+0x220/0x920 [ 1972.899585][ C0] process_output_block+0x142/0x7b0 [ 1972.899595][ C0] ? _raw_spin_unlock_irqrestore+0x59/0x70 [ 1972.899602][ C0] n_tty_write+0x423/0x7c0 [ 1972.899605][ C0] ? _copy_from_iter+0x1d1/0x1340 [ 1972.899624][ C0] ? n_tty_receive_signal_char+0x110/0x110 [ 1972.899630][ C0] ? __init_waitqueue_head+0x150/0x150 [ 1972.899638][ C0] ? lock_acquire+0x104/0x160 [ 1972.899643][ C0] ? iterate_tty_write+0x91/0x530 [ 1972.899653][ C0] iterate_tty_write+0x220/0x530 [ 1972.899660][ C0] ? tty_ldisc_ref_wait+0x28/0x80 [ 1972.899668][ C0] file_tty_write.constprop.0+0x1cf/0x360 [ 1972.899675][ C0] vfs_write+0xaae/0x12c0 [ 1972.899689][ C0] ? find_held_lock+0x2b/0x80 [ 1972.899693][ C0] ? kernel_write+0x6b0/0x6b0 [ 1972.899701][ C0] ? clockevents_program_event+0xf3/0x2f0 [ 1972.899720][ C0] ? clockevents_program_event+0x1e4/0x2f0 [ 1972.899728][ C0] ksys_write+0xf7/0x1d0 [ 1972.899732][ C0] ? __ia32_sys_read+0xb0/0xb0 [ 1972.899744][ C0] do_syscall_64+0xc1/0xfd0 [ 1972.899752][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 1972.899755][ C0] RIP: 0033:0x7f88eb5e4257 [ 1972.899760][ C0] Code: 0f 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 [ 1972.899762][ C0] RSP: 002b:00007ffc16de9508 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1972.899764][ C0] RAX: ffffffffffffffda RBX: 00005565f34ee420 RCX: 00007f88eb5e4257 [ 1972.899766][ C0] RDX: 0000000000000001 RSI: 00005565f34ee420 RDI: 0000000000000001 [ 1972.899768][ C0] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000 [ 1972.899769][ C0] R10: 0000000000000001 R11: 0000000000000246 R12: 00005565f34d9600 [ 1972.899771][ C0] R13: 00005565f34ba2a0 R14: 0000000000000001 R15: 00005565f34d9600 [ 1972.899786][ C0] [ 1972.899788][ C0] handlers: [ 1972.916104][ C0] [] serial8250_interrupt [ 1972.916576][ C0] Disabling IRQ #51