[ 1053.172495][ C0] irq 51: nobody cared (try booting with the "irqpoll" option) [ 1053.172901][ C0] CPU: 0 UID: 0 PID: 11217 Comm: perl Not tainted 6.13.0-rc7-virtme #1 [ 1053.173204][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1053.173452][ C0] Call Trace: [ 1053.173598][ C0] [ 1053.173705][ C0] dump_stack_lvl+0x82/0xd0 [ 1053.173911][ C0] __report_bad_irq+0x5f/0x180 [ 1053.174183][ C0] note_interrupt+0x66d/0x7f0 [ 1053.174370][ C0] handle_irq_event+0x16d/0x1c0 [ 1053.174561][ C0] handle_edge_irq+0x1fa/0xb60 [ 1053.174752][ C0] __common_interrupt+0x82/0x170 [ 1053.174947][ C0] common_interrupt+0x81/0xa0 [ 1053.175135][ C0] [ 1053.175235][ C0] [ 1053.175334][ C0] asm_common_interrupt+0x26/0x40 [ 1053.175520][ C0] RIP: 0010:_raw_spin_unlock_irqrestore+0x43/0x70 [ 1053.175772][ C0] Code: 10 e8 51 9c 8b fd 48 89 ef e8 19 11 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 95 83 b3 50 <74> 0e 5b 5d c3 cc cc cc cc e8 8f 55 b1 fd eb dc 0f 1f 44 00 00 5b [ 1053.176416][ C0] RSP: 0018:ffffc90001267aa0 EFLAGS: 00000286 [ 1053.176657][ C0] RAX: 0000000000000006 RBX: 0000000000000200 RCX: 1ffffffff6504f99 [ 1053.176945][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffaf504141 [ 1053.177222][ C0] RBP: ffffffffb30ee800 R08: 0000000000000001 R09: fffffbfff65005ef [ 1053.177502][ C0] R10: ffffffffb2802f7f R11: ffff888011258040 R12: 00000000ffffffff [ 1053.177778][ C0] R13: 0000000000000001 R14: ffffffffb30ee908 R15: 00000000ffffffff [ 1053.178070][ C0] ? _raw_spin_unlock_irqrestore+0x51/0x70 [ 1053.178317][ C0] uart_write+0x220/0x920 [ 1053.178468][ C0] process_output_block+0x13e/0x790 [ 1053.178654][ C0] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 1053.178886][ C0] n_tty_write+0x40c/0x790 [ 1053.179081][ C0] ? __pfx_n_tty_write+0x10/0x10 [ 1053.179265][ C0] ? trace_lock_acquire+0x14c/0x1f0 [ 1053.179457][ C0] ? __pfx_woken_wake_function+0x10/0x10 [ 1053.179645][ C0] ? lock_acquire+0x32/0xc0 [ 1053.179830][ C0] ? iterate_tty_write+0x8f/0x540 [ 1053.180022][ C0] iterate_tty_write+0x222/0x540 [ 1053.180213][ C0] ? tty_ldisc_ref_wait+0x28/0x80 [ 1053.180402][ C0] file_tty_write.constprop.0+0x1cf/0x360 [ 1053.180591][ C0] vfs_write+0xa81/0x11e0 [ 1053.180734][ C0] ? __pfx___lock_release+0x10/0x10 [ 1053.180923][ C0] ? trace_lock_acquire+0x14c/0x1f0 [ 1053.181106][ C0] ? lock_acquire+0x32/0xc0 [ 1053.181298][ C0] ? __pfx_vfs_write+0x10/0x10 [ 1053.181487][ C0] ? trace_rseq_update+0xe7/0x150 [ 1053.181712][ C0] ? __rseq_handle_notify_resume+0x288/0x3e0 [ 1053.181948][ C0] ksys_write+0xf8/0x1d0 [ 1053.182091][ C0] ? __pfx_ksys_write+0x10/0x10 [ 1053.182296][ C0] do_syscall_64+0xc1/0x1d0 [ 1053.182486][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 1053.182718][ C0] RIP: 0033:0x7fe6771a1b77 [ 1053.182913][ 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 [ 1053.183548][ C0] RSP: 002b:00007ffd8cef1658 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1053.183831][ C0] RAX: ffffffffffffffda RBX: 000056059c3fc2b0 RCX: 00007fe6771a1b77 [ 1053.184103][ C0] RDX: 0000000000000001 RSI: 000056059c3fc2b0 RDI: 0000000000000001 [ 1053.184377][ C0] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000 [ 1053.184648][ C0] R10: 0000000000000001 R11: 0000000000000246 R12: 000056059c3e75e0 [ 1053.184924][ C0] R13: 000056059c3c82a0 R14: 0000000000000001 R15: 000056059c3e75e0 [ 1053.185211][ C0] [ 1053.185354][ C0] handlers: [ 1053.185496][ C0] [] serial8250_interrupt [ 1053.186135][ C0] Disabling IRQ #51