[ 1435.594088][ C0] irq 51: nobody cared (try booting with the "irqpoll" option) [ 1435.594533][ C0] CPU: 0 UID: 0 PID: 17847 Comm: perl Not tainted 6.13.0-rc3-virtme #1 [ 1435.594789][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1435.594996][ C0] Call Trace: [ 1435.595126][ C0] [ 1435.595223][ C0] dump_stack_lvl+0x82/0xd0 [ 1435.595419][ C0] __report_bad_irq+0x5f/0x180 [ 1435.595596][ C0] note_interrupt+0x66d/0x7f0 [ 1435.595779][ C0] handle_irq_event+0x16d/0x1c0 [ 1435.595947][ C0] handle_edge_irq+0x1fa/0xb60 [ 1435.596119][ C0] __common_interrupt+0x82/0x170 [ 1435.596288][ C0] common_interrupt+0x81/0xa0 [ 1435.596453][ C0] [ 1435.596543][ C0] [ 1435.596629][ C0] asm_common_interrupt+0x26/0x40 [ 1435.596795][ C0] RIP: 0010:_raw_spin_unlock_irqrestore+0x43/0x70 [ 1435.597017][ C0] Code: 10 e8 61 0b 8c fd 48 89 ef e8 19 80 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 55 05 54 63 <74> 0e 5b 5d c3 cc cc cc cc e8 0f c8 b1 fd eb dc 0f 1f 44 00 00 5b [ 1435.597639][ C0] RSP: 0018:ffffc900009a7aa0 EFLAGS: 00000286 [ 1435.597851][ C0] RAX: 0000000000000002 RBX: 0000000000000200 RCX: 1ffffffff3fc49b2 [ 1435.598098][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff9cafbfc1 [ 1435.598352][ C0] RBP: ffffffffa06eb800 R08: 0000000000000001 R09: fffffbfff3fbffef [ 1435.598599][ C0] R10: ffffffff9fdfff7f R11: ffff88801062a300 R12: 00000000ffffffff [ 1435.598848][ C0] R13: 0000000000000001 R14: ffffffffa06eb908 R15: 00000000ffffffff [ 1435.599120][ C0] ? _raw_spin_unlock_irqrestore+0x51/0x70 [ 1435.599341][ C0] uart_write+0x220/0x920 [ 1435.599477][ C0] process_output_block+0x13e/0x790 [ 1435.599646][ C0] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 1435.599860][ C0] n_tty_write+0x40c/0x790 [ 1435.600033][ C0] ? __pfx_n_tty_write+0x10/0x10 [ 1435.600198][ C0] ? trace_lock_acquire+0x14c/0x1f0 [ 1435.600365][ C0] ? __pfx_woken_wake_function+0x10/0x10 [ 1435.600539][ C0] ? lock_acquire+0x32/0xc0 [ 1435.600704][ C0] ? iterate_tty_write+0x8f/0x540 [ 1435.600887][ C0] iterate_tty_write+0x222/0x540 [ 1435.601058][ C0] ? tty_ldisc_ref_wait+0x28/0x80 [ 1435.601228][ C0] file_tty_write.constprop.0+0x1cf/0x360 [ 1435.601410][ C0] vfs_write+0xa81/0x11e0 [ 1435.601539][ C0] ? __pfx___lock_release+0x10/0x10 [ 1435.601712][ C0] ? trace_lock_acquire+0x14c/0x1f0 [ 1435.601875][ C0] ? lock_acquire+0x32/0xc0 [ 1435.602043][ C0] ? __pfx_vfs_write+0x10/0x10 [ 1435.602213][ C0] ? trace_rseq_update+0xe7/0x150 [ 1435.602387][ C0] ? __rseq_handle_notify_resume+0x288/0x3e0 [ 1435.602599][ C0] ksys_write+0xf8/0x1d0 [ 1435.602728][ C0] ? __pfx_ksys_write+0x10/0x10 [ 1435.602902][ C0] do_syscall_64+0xc1/0x1d0 [ 1435.603076][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 1435.603282][ C0] RIP: 0033:0x7fba84736b77 [ 1435.603451][ 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 [ 1435.604023][ C0] RSP: 002b:00007ffe044fcea8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1435.604281][ C0] RAX: ffffffffffffffda RBX: 000055dee9d2a2b0 RCX: 00007fba84736b77 [ 1435.604527][ C0] RDX: 0000000000000001 RSI: 000055dee9d2a2b0 RDI: 0000000000000001 [ 1435.604769][ C0] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000 [ 1435.605014][ C0] R10: 0000000000000001 R11: 0000000000000246 R12: 000055dee9d155e0 [ 1435.605264][ C0] R13: 000055dee9cf62a0 R14: 0000000000000001 R15: 000055dee9d155e0 [ 1435.605521][ C0] [ 1435.605648][ C0] handlers: [ 1435.605776][ C0] [] serial8250_interrupt [ 1435.606103][ C0] Disabling IRQ #51