[ 46.036647][ T332] GACT probability NOT on [ 51.092841][ T394] Mirror/redirect action on [ 72.554480][ C3] irq 4: nobody cared (try booting with the "irqpoll" option) [ 72.554919][ C3] CPU: 3 PID: 225 Comm: perl Not tainted 6.8.0-virtme #1 [ 72.555185][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 72.555612][ C3] Call Trace: [ 72.555755][ C3] [ 72.555856][ C3] dump_stack_lvl+0x64/0xb0 [ 72.556048][ C3] __report_bad_irq+0x5f/0x180 [ 72.556241][ C3] note_interrupt+0x6b3/0x860 [ 72.556436][ C3] handle_irq_event+0x16d/0x1c0 [ 72.556627][ C3] handle_edge_irq+0x1fa/0xb60 [ 72.556833][ C3] __common_interrupt+0x7c/0x180 [ 72.557030][ C3] common_interrupt+0x7e/0x90 [ 72.557226][ C3] [ 72.557328][ C3] [ 72.557427][ C3] asm_common_interrupt+0x26/0x40 [ 72.557620][ C3] RIP: 0010:_raw_spin_unlock_irqrestore+0x43/0x70 [ 72.557855][ C3] Code: 10 e8 31 9f a0 fd 48 89 ef e8 59 0b a1 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 15 8a 75 74 <74> 0e 5b 5d c3 cc cc cc cc e8 af cc c3 fd eb dc 0f 1f 44 00 00 5b [ 72.558501][ C3] RSP: 0018:ffffc90000aefa80 EFLAGS: 00000286 [ 72.558755][ C3] RAX: 0000000000000006 RBX: 0000000000000200 RCX: 1ffffffff1d5cbb8 [ 72.559041][ C3] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff8b8e3a81 [ 72.559320][ C3] RBP: ffffffff8f3c3f60 R08: 0000000000000001 R09: fffffbfff1d57cb0 [ 72.559600][ C3] R10: ffffffff8eabe587 R11: 0000000000000000 R12: 0000000000000aa4 [ 72.559889][ C3] R13: ffffffff8f3c4068 R14: ffffffff8f3c3f60 R15: ffff888002ef0000 [ 72.560177][ C3] ? _raw_spin_unlock_irqrestore+0x51/0x70 [ 72.560424][ C3] uart_write+0x224/0x450 [ 72.560576][ C3] process_output_block+0x13e/0x790 [ 72.560768][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 72.561012][ C3] n_tty_write+0x412/0x7a0 [ 72.561217][ C3] ? __pfx_n_tty_write+0x10/0x10 [ 72.561397][ C3] ? __pfx_woken_wake_function+0x10/0x10 [ 72.561591][ C3] ? lock_acquire+0x1c1/0x220 [ 72.561775][ C3] ? iterate_tty_write+0x95/0x540 [ 72.561981][ C3] iterate_tty_write+0x228/0x540 [ 72.562174][ C3] ? tty_ldisc_ref_wait+0x28/0x80 [ 72.562374][ C3] file_tty_write.constprop.0+0x1db/0x370 [ 72.562570][ C3] vfs_write+0x9e5/0x10a0 [ 72.562702][ C3] ? __pfx___lock_release+0x10/0x10 [ 72.562879][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 72.563064][ C3] ? __pfx_vfs_write+0x10/0x10 [ 72.563247][ C3] ? clockevents_program_event+0xf6/0x300 [ 72.563435][ C3] ? ktime_get+0xb3/0x190 [ 72.563575][ C3] ? __fget_light+0x53/0x1e0 [ 72.563768][ C3] ? clockevents_program_event+0x1ea/0x300 [ 72.564007][ C3] ksys_write+0xf5/0x1e0 [ 72.564145][ C3] ? __pfx_ksys_write+0x10/0x10 [ 72.564343][ C3] do_syscall_64+0xc6/0x1e0 [ 72.564524][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 72.564757][ C3] RIP: 0033:0x7fd8afc6c957 [ 72.564954][ C3] 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 [ 72.565710][ C3] RSP: 002b:00007fff2a63d508 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 72.566001][ C3] RAX: ffffffffffffffda RBX: 00005649b62ff070 RCX: 00007fd8afc6c957 [ 72.566300][ C3] RDX: 0000000000000001 RSI: 00005649b62ff070 RDI: 0000000000000001 [ 72.566576][ C3] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000 [ 72.566846][ C3] R10: 0000000000000001 R11: 0000000000000246 R12: 00005649b62eb590 [ 72.567113][ C3] R13: 00005649b62cc2a0 R14: 0000000000000001 R15: 00005649b62eb590 [ 72.567406][ C3] [ 72.567542][ C3] handlers: [ 72.567685][ C3] [] serial8250_interrupt [ 72.568081][ C3] Disabling IRQ #4 WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr WAIT TIMEOUT stderr