[ 1394.376703][ C0] irq 51: nobody cared (try booting with the "irqpoll" option) [ 1394.377207][ C0] CPU: 0 UID: 0 PID: 7904 Comm: perl Not tainted 6.12.0-rc7-virtme #1 [ 1394.377497][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1394.377737][ C0] Call Trace: [ 1394.377884][ C0] [ 1394.377996][ C0] dump_stack_lvl+0x82/0xd0 [ 1394.378313][ C0] __report_bad_irq+0x5f/0x180 [ 1394.378509][ C0] note_interrupt+0x6b3/0x860 [ 1394.378702][ C0] handle_irq_event+0x16d/0x1c0 [ 1394.378893][ C0] handle_edge_irq+0x1fa/0xb60 [ 1394.379086][ C0] __common_interrupt+0x82/0x170 [ 1394.379281][ C0] common_interrupt+0x81/0xa0 [ 1394.379476][ C0] [ 1394.379576][ C0] [ 1394.379675][ C0] asm_common_interrupt+0x26/0x40 [ 1394.379915][ C0] RIP: 0010:_raw_spin_unlock_irqrestore+0x43/0x70 [ 1394.380171][ C0] Code: 10 e8 01 bf 85 fd 48 89 ef e8 69 31 86 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 08 79 4b <74> 0e 5b 5d c3 cc cc cc cc e8 cf 17 ab fd eb dc 0f 1f 44 00 00 5b [ 1394.380831][ C0] RSP: 0018:ffffc900008f7aa0 EFLAGS: 00000286 [ 1394.381076][ C0] RAX: 0000000000000006 RBX: 0000000000000200 RCX: 1ffffffff6f816fc [ 1394.381361][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffb48abe61 [ 1394.381663][ C0] RBP: ffffffffb84d24a0 R08: 0000000000000001 R09: fffffbfff6f7cdcf [ 1394.381949][ C0] R10: ffffffffb7be6e7f R11: ffff888012822300 R12: 00000000ffffffff [ 1394.382233][ C0] R13: 0000000000000001 R14: ffffffffb84d25a8 R15: 00000000ffffffff [ 1394.382521][ C0] ? _raw_spin_unlock_irqrestore+0x51/0x70 [ 1394.382764][ C0] uart_write+0x220/0x920 [ 1394.382924][ C0] process_output_block+0x13e/0x790 [ 1394.383111][ C0] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 1394.383345][ C0] n_tty_write+0x40c/0x790 [ 1394.383542][ C0] ? __pfx_n_tty_write+0x10/0x10 [ 1394.383732][ C0] ? trace_lock_acquire+0x14d/0x1f0 [ 1394.383923][ C0] ? __pfx_woken_wake_function+0x10/0x10 [ 1394.384111][ C0] ? iterate_tty_write+0x8f/0x540 [ 1394.384303][ C0] ? lock_acquire+0x32/0xc0 [ 1394.384510][ C0] ? iterate_tty_write+0x8f/0x540 [ 1394.384702][ C0] iterate_tty_write+0x222/0x540 [ 1394.384892][ C0] ? tty_ldisc_ref_wait+0x28/0x80 [ 1394.385086][ C0] file_tty_write.constprop.0+0x1cf/0x360 [ 1394.385281][ C0] vfs_write+0xa81/0x11e0 [ 1394.385427][ C0] ? __pfx___lock_release+0x10/0x10 [ 1394.385613][ C0] ? trace_lock_acquire+0x14d/0x1f0 [ 1394.385801][ C0] ? __might_fault+0xc3/0x170 [ 1394.385995][ C0] ? lock_acquire+0x32/0xc0 [ 1394.386184][ C0] ? __pfx_vfs_write+0x10/0x10 [ 1394.386371][ C0] ? trace_rseq_update+0xe2/0x140 [ 1394.386563][ C0] ? __rseq_handle_notify_resume+0x288/0x3e0 [ 1394.386804][ C0] ksys_write+0xf5/0x1e0 [ 1394.386952][ C0] ? __pfx_ksys_write+0x10/0x10 [ 1394.387149][ C0] do_syscall_64+0xc1/0x1d0 [ 1394.387338][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 1394.387573][ C0] RIP: 0033:0x7f0fcf085957 [ 1394.387775][ 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 [ 1394.388422][ C0] RSP: 002b:00007fff04cfdec8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1394.388712][ C0] RAX: ffffffffffffffda RBX: 000055c23cddf2b0 RCX: 00007f0fcf085957 [ 1394.388989][ C0] RDX: 0000000000000001 RSI: 000055c23cddf2b0 RDI: 0000000000000001 [ 1394.389308][ C0] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000 [ 1394.389584][ C0] R10: 0000000000000001 R11: 0000000000000246 R12: 000055c23cdca5e0 [ 1394.389866][ C0] R13: 000055c23cdab2a0 R14: 0000000000000001 R15: 000055c23cdca5e0 [ 1394.390158][ C0] [ 1394.390300][ C0] handlers: [ 1394.390445][ C0] [] serial8250_interrupt [ 1394.390871][ C0] Disabling IRQ #51