[ 1041.997345][ C0] irq 51: nobody cared (try booting with the "irqpoll" option) [ 1041.997814][ C0] CPU: 0 UID: 0 PID: 5348 Comm: perl Not tainted 6.14.0-rc6-virtme #1 [ 1041.997823][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1041.997829][ C0] Call Trace: [ 1041.997833][ C0] [ 1041.997836][ C0] dump_stack_lvl+0x82/0xd0 [ 1041.997869][ C0] __report_bad_irq+0x5f/0x180 [ 1041.997890][ C0] note_interrupt+0x66d/0x7f0 [ 1041.997898][ C0] handle_irq_event+0x16d/0x1c0 [ 1041.997906][ C0] handle_edge_irq+0x1fa/0xb60 [ 1041.997917][ C0] __common_interrupt+0x82/0x170 [ 1041.997933][ C0] common_interrupt+0x81/0xa0 [ 1041.997942][ C0] [ 1041.997943][ C0] [ 1041.997946][ C0] asm_common_interrupt+0x26/0x40 [ 1041.997958][ C0] RIP: 0010:_raw_spin_unlock_irqrestore+0x43/0x70 [ 1041.997966][ C0] Code: 10 e8 b1 3d 87 fd 48 89 ef e8 f9 ad 87 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 b5 0d 6f 64 <74> 0e 5b 5d c3 cc cc cc cc e8 2f df ac fd eb dc 0f 1f 44 00 00 5b [ 1041.997970][ C0] RSP: 0018:ffffc90000d87aa0 EFLAGS: 00000286 [ 1041.997978][ C0] RAX: 0000000000000002 RBX: 0000000000000200 RCX: 1ffffffff3d4a612 [ 1041.997980][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff9b94b761 [ 1041.997982][ C0] RBP: ffffffff9f319b60 R08: 0000000000000001 R09: fffffbfff3d45beb [ 1041.997984][ C0] R10: ffffffff9ea2df5f R11: ffff888018c645c0 R12: 00000000ffffffff [ 1041.997986][ C0] R13: 0000000000000001 R14: ffffffff9f319c68 R15: 00000000ffffffff [ 1041.997998][ C0] ? _raw_spin_unlock_irqrestore+0x51/0x70 [ 1041.998006][ C0] uart_write+0x220/0x920 [ 1041.998029][ C0] process_output_block+0x13e/0x790 [ 1041.998038][ C0] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 1041.998054][ C0] n_tty_write+0x40c/0x790 [ 1041.998067][ C0] ? __pfx_n_tty_write+0x10/0x10 [ 1041.998071][ C0] ? trace_lock_acquire+0x14c/0x1f0 [ 1041.998075][ C0] ? __pfx_woken_wake_function+0x10/0x10 [ 1041.998085][ C0] ? lock_acquire+0x32/0xc0 [ 1041.998088][ C0] ? iterate_tty_write+0x8f/0x540 [ 1041.998102][ C0] iterate_tty_write+0x222/0x540 [ 1041.998109][ C0] ? tty_ldisc_ref_wait+0x28/0x80 [ 1041.998117][ C0] file_tty_write.constprop.0+0x1cf/0x360 [ 1041.998125][ C0] vfs_write+0xa87/0x11e0 [ 1041.998139][ C0] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 1041.998146][ C0] ? __pfx_vfs_write+0x10/0x10 [ 1041.998152][ C0] ? clockevents_program_event+0xf6/0x300 [ 1041.998174][ C0] ? clockevents_program_event+0x1ea/0x300 [ 1041.998183][ C0] ksys_write+0xf8/0x1d0 [ 1041.998187][ C0] ? __pfx_ksys_write+0x10/0x10 [ 1041.998200][ C0] do_syscall_64+0xc1/0x1d0 [ 1041.998205][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 1041.998209][ C0] RIP: 0033:0x7fbcd135eb77 [ 1041.998213][ 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 [ 1041.998216][ C0] RSP: 002b:00007ffc6ceb8418 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1041.998219][ C0] RAX: ffffffffffffffda RBX: 000056151aaca3f0 RCX: 00007fbcd135eb77 [ 1041.998221][ C0] RDX: 0000000000000001 RSI: 000056151aaca3f0 RDI: 0000000000000001 [ 1041.998222][ C0] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000 [ 1041.998224][ C0] R10: 0000000000000001 R11: 0000000000000246 R12: 000056151aab55e0 [ 1041.998225][ C0] R13: 000056151aa962a0 R14: 0000000000000001 R15: 000056151aab55e0 [ 1041.998241][ C0] [ 1041.998242][ C0] handlers: [ 1042.009246][ C0] [] serial8250_interrupt [ 1042.009665][ C0] Disabling IRQ #51