[ 1112.365253][T10879] Mirror/redirect action on [ 1157.003471][ C0] irq 51: nobody cared (try booting with the "irqpoll" option) [ 1157.004062][ C0] CPU: 0 UID: 0 PID: 10718 Comm: perl Not tainted 6.18.0-rc6-virtme #1 PREEMPT(full) [ 1157.004068][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1157.004070][ C0] Call Trace: [ 1157.004072][ C0] [ 1157.004074][ C0] dump_stack_lvl+0x82/0xc0 [ 1157.004085][ C0] __report_bad_irq+0x5f/0x1b0 [ 1157.004093][ C0] note_interrupt+0x661/0x7e0 [ 1157.004100][ C0] handle_irq_event+0x165/0x1c0 [ 1157.004108][ C0] handle_edge_irq+0x324/0x880 [ 1157.004117][ C0] __common_interrupt+0xa4/0x230 [ 1157.004126][ C0] common_interrupt+0xb9/0xe0 [ 1157.004130][ C0] [ 1157.004131][ C0] [ 1157.004135][ C0] asm_common_interrupt+0x26/0x40 [ 1157.004138][ C0] RIP: 0010:_raw_spin_unlock_irqrestore+0x41/0x70 [ 1157.004144][ C0] Code: 74 24 10 e8 f1 78 ff fd 48 89 ef e8 19 c8 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 aa 00 f4 fd 65 8b 05 b3 eb 07 02 85 c0 74 0a 5b 5d c3 e8 f7 8b [ 1157.004147][ C0] RSP: 0018:ffffc900010c7a88 EFLAGS: 00000206 [ 1157.004151][ C0] RAX: 0000000000000002 RBX: 0000000000000200 RCX: 0000000000000040 [ 1157.004153][ C0] RDX: 0000000000000000 RSI: ffffffffb7d8650f RDI: 0000000000000001 [ 1157.004155][ C0] RBP: ffffffffba66d560 R08: 0000000000000001 R09: 0000000000000001 [ 1157.004157][ C0] R10: ffffffffb8c23957 R11: ffff888005f18970 R12: 00000000ffffffff [ 1157.004159][ C0] R13: 0000000000000001 R14: ffffffffba66d668 R15: 00000000ffffffff [ 1157.004176][ C0] uart_write+0x220/0x920 [ 1157.004187][ C0] process_output_block+0x142/0x7b0 [ 1157.004194][ C0] ? _raw_spin_unlock_irqrestore+0x59/0x70 [ 1157.004201][ C0] n_tty_write+0x423/0x7c0 [ 1157.004204][ C0] ? _copy_from_iter+0x1d1/0x1340 [ 1157.004217][ C0] ? n_tty_receive_signal_char+0x110/0x110 [ 1157.004223][ C0] ? __init_waitqueue_head+0x150/0x150 [ 1157.004229][ C0] ? lock_acquire+0x104/0x160 [ 1157.004233][ C0] ? iterate_tty_write+0x91/0x530 [ 1157.004243][ C0] iterate_tty_write+0x220/0x530 [ 1157.004250][ C0] ? tty_ldisc_ref_wait+0x28/0x80 [ 1157.004257][ C0] file_tty_write.constprop.0+0x1cf/0x360 [ 1157.004265][ C0] vfs_write+0xaae/0x12c0 [ 1157.004273][ C0] ? do_raw_spin_unlock+0x58/0x220 [ 1157.004278][ C0] ? kernel_write+0x6b0/0x6b0 [ 1157.004280][ C0] ? _raw_spin_unlock_irqrestore+0x46/0x70 [ 1157.004287][ C0] ? spin_bug+0x1d0/0x1d0 [ 1157.004295][ C0] ? rcu_core+0x156/0x550 [ 1157.004298][ C0] ? __lock_release+0x5d/0x170 [ 1157.004308][ C0] ksys_write+0xf7/0x1d0 [ 1157.004313][ C0] ? __ia32_sys_read+0xb0/0xb0 [ 1157.004317][ C0] ? handle_softirqs+0x352/0x610 [ 1157.004327][ C0] do_syscall_64+0xc1/0xfd0 [ 1157.004334][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 1157.004337][ C0] RIP: 0033:0x7f9526141257 [ 1157.004341][ 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 [ 1157.004343][ C0] RSP: 002b:00007ffef4574e68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1157.004346][ C0] RAX: ffffffffffffffda RBX: 000055c3361492e0 RCX: 00007f9526141257 [ 1157.004348][ C0] RDX: 0000000000000001 RSI: 000055c3361492e0 RDI: 0000000000000001 [ 1157.004349][ C0] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000 [ 1157.004351][ C0] R10: 0000000000000001 R11: 0000000000000246 R12: 000055c336134600 [ 1157.004352][ C0] R13: 000055c3361152a0 R14: 0000000000000001 R15: 000055c336134600 [ 1157.004368][ C0] [ 1157.004369][ C0] handlers: [ 1157.021614][ C0] [] serial8250_interrupt [ 1157.022081][ C0] Disabling IRQ #51