[ 436.695126] irq 51: nobody cared (try booting with the "irqpoll" option) [ 436.695283] CPU: 0 UID: 0 PID: 3954 Comm: perl Not tainted 6.13.0-virtme #1 [ 436.695289] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 436.695293] Call Trace: [ 436.695308] [ 436.695314] dump_stack_lvl+0x55/0x70 [ 436.695343] __report_bad_irq+0x2b/0xc0 [ 436.695368] note_interrupt+0x2cd/0x320 [ 436.695370] handle_irq_event+0x72/0x80 [ 436.695380] handle_edge_irq+0x8b/0x230 [ 436.695382] __common_interrupt+0x3c/0xb0 [ 436.695395] common_interrupt+0x80/0x90 [ 436.695409] [ 436.695410] [ 436.695412] asm_common_interrupt+0x26/0x40 [ 436.695426] RIP: 0010:_raw_spin_unlock_irqrestore+0x1c/0x30 [ 436.695439] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 0f 1f 44 00 00 c6 07 00 f7 c6 00 02 00 00 74 01 fb 65 ff 0d dc f8 25 50 <74> 05 c3 cc cc cc cc 0f 1f 44 00 00 c3 cc cc cc cc 0f 1f 00 90 90 [ 436.695441] RSP: 0018:ffffb89600bafd60 EFLAGS: 00000286 [ 436.695446] RAX: 00000000ffffffff RBX: 0000000000000001 RCX: 0000000000000017 [ 436.695448] RDX: ffffffffaf9ba43d RSI: 0000000000000286 RDI: ffffffffb132a100 [ 436.695449] RBP: ffff9aae02058000 R08: 00000065c4d6b530 R09: 0000000000000001 [ 436.695454] R10: ffff9aae029029f8 R11: 0000000000000000 R12: 0000000000000001 [ 436.695456] R13: ffffffffb132a100 R14: 0000000000000286 R15: ffff9aae02902800 [ 436.695458] ? rpm_suspend+0x1ad/0x5e0 [ 436.695485] uart_write+0xb2/0x270 [ 436.695508] n_tty_write+0x1a3/0x520 [ 436.695533] ? __pfx_woken_wake_function+0x10/0x10 [ 436.695540] file_tty_write.constprop.0+0x147/0x330 [ 436.695546] vfs_write+0x33f/0x480 [ 436.695563] ksys_write+0x66/0xe0 [ 436.695566] do_syscall_64+0x9e/0x1a0 [ 436.695569] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 436.695576] RIP: 0033:0x7f4a6ec7ab77 [ 436.695578] 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 [ 436.695579] RSP: 002b:00007ffd45f43798 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 436.695581] RAX: ffffffffffffffda RBX: 0000557a4752b0b0 RCX: 00007f4a6ec7ab77 [ 436.695582] RDX: 0000000000000001 RSI: 0000557a4752b0b0 RDI: 0000000000000001 [ 436.695583] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000 [ 436.695584] R10: 0000000000000001 R11: 0000000000000246 R12: 0000557a47517580 [ 436.695585] R13: 0000557a474f82a0 R14: 0000000000000001 R15: 0000557a47517580 [ 436.695586] [ 436.695586] handlers: [ 436.697254] [<00000000a7433005>] serial8250_interrupt [ 436.697302] Disabling IRQ #51 [ 459.574094] tc (5626) used greatest stack depth: 11968 bytes left