[ 1475.856955][ T3791] link1: entered promiscuous mode
[ 1480.964498][ T3791] link1: left promiscuous mode
[ 1481.955402][ T3827] link1: entered promiscuous mode
[ 1487.314554][ T3836] netperf (3836) used greatest stack depth: 22384 bytes left
[ 1487.315239][ T3827] link1: left promiscuous mode
[ 1488.321730][ T3867] link1: entered promiscuous mode
[ 1493.440948][ T3867] link1: left promiscuous mode
[ 1494.428699][ T3903] link1: entered promiscuous mode
[ 1499.799195][ T3912] netperf (3912) used greatest stack depth: 22336 bytes left
[ 1499.800128][ T3903] link1: left promiscuous mode
[ 1514.053077][ C0] irq 52: nobody cared (try booting with the "irqpoll" option)
[ 1514.053375][ C0] CPU: 0 UID: 0 PID: 3746 Comm: perl Not tainted 7.2.0-rc7-virtme #1 PREEMPT(full)
[ 1514.053379][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1514.053381][ C0] Call Trace:
[ 1514.053382][ C0]
[ 1514.053384][ C0] dump_stack_lvl+0x6f/0xa0
[ 1514.053393][ C0] __report_bad_irq+0x66/0x14a
[ 1514.053398][ C0] note_interrupt.cold+0x29/0xef
[ 1514.053400][ C0] ? serial_base_port_exit+0x20/0x20
[ 1514.053405][ C0] ? poll_spurious_irqs+0x160/0x160
[ 1514.053411][ C0] handle_irq_event+0x166/0x1c0
[ 1514.053413][ C0] handle_edge_irq+0x2f8/0x8a0
[ 1514.053418][ C0] __common_interrupt+0xae/0x270
[ 1514.053421][ C0] ? __sysvec_apic_timer_interrupt+0x15f/0x480
[ 1514.053424][ C0] common_interrupt+0xb0/0xf0
[ 1514.053428][ C0]
[ 1514.053429][ C0]
[ 1514.053429][ C0] ? rpm_resume+0x1060/0x1060
[ 1514.053433][ C0] asm_common_interrupt+0x26/0x40
[ 1514.053435][ C0] RIP: 0010:_raw_spin_unlock_irqrestore+0x36/0x80
[ 1514.053439][ C0] Code: f5 53 48 8b 74 24 10 48 89 fb 48 83 c7 18 e8 81 3a 7f fd 48 89 df e8 79 90 7f fd f7 c5 00 02 00 00 75 1f 9c 58 f6 c4 02 75 2f 01 00 00 00 e8 90 70 71 fd 65 8b 05 89 0b 6b 02 85 c0 74 12 5b
[ 1514.053441][ C0] RSP: 0018:ffa00000090cfa78 EFLAGS: 00000246
[ 1514.053444][ C0] RAX: 0000000000000092 RBX: ffffffffbb6c4a40 RCX: ffffffffb73684b3
[ 1514.053445][ C0] RDX: ff11000020e32380 RSI: ffffffffb7ce4390 RDI: ffffffffb76819e0
[ 1514.053446][ C0] RBP: 0000000000000282 R08: 0000000000000000 R09: 0000000000000000
[ 1514.053447][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: ffffffffbb6c4b48
[ 1514.053448][ C0] R13: 0000000000000001 R14: ffffffffbb6c4b80 R15: ff1100000fd7d800
[ 1514.053451][ C0] ? _raw_spin_unlock_irqrestore+0x53/0x80
[ 1514.053456][ C0] uart_write+0x231/0x990
[ 1514.053460][ C0] process_output_block+0x113/0x6d0
[ 1514.053465][ C0] n_tty_write+0x3b4/0x8f0
[ 1514.053469][ C0] ? n_tty_receive_signal_char+0x110/0x110
[ 1514.053471][ C0] ? _mutex_trylock_nest_lock+0x235/0x390
[ 1514.053473][ C0] ? __init_waitqueue_head+0x160/0x160
[ 1514.053477][ C0] ? lock_acquire.part.0+0xbc/0x260
[ 1514.053480][ C0] ? tty_ldisc_ref_wait+0x28/0x80
[ 1514.053484][ C0] iterate_tty_write+0x291/0x590
[ 1514.053487][ C0] ? tty_ldisc_ref_wait+0x28/0x80
[ 1514.053490][ C0] file_tty_write.isra.0+0x1bd/0x290
[ 1514.053492][ C0] ? redirected_tty_write+0xd0/0xd0
[ 1514.053494][ C0] new_sync_write+0x33e/0x760
[ 1514.053497][ C0] ? find_held_lock+0x2b/0x80
[ 1514.053500][ C0] ? new_sync_read+0x750/0x750
[ 1514.053501][ C0] ? fsnotify+0x3610/0x3610
[ 1514.053509][ C0] vfs_write+0x657/0x970
[ 1514.053513][ C0] ksys_write+0x116/0x250
[ 1514.053515][ C0] ? __ia32_sys_read+0xc0/0xc0
[ 1514.053517][ C0] ? rcu_is_watching+0x15/0xd0
[ 1514.053522][ C0] do_syscall_64+0x117/0x590
[ 1514.053525][ C0] ? irq_exit_rcu+0x1a/0x30
[ 1514.053528][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 1514.053529][ C0] RIP: 0033:0x7f19efe8154e
[ 1514.053533][ C0] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[ 1514.053534][ C0] RSP: 002b:00007ffe2e450de0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 1514.053536][ C0] RAX: ffffffffffffffda RBX: 000056160e2352b0 RCX: 00007f19efe8154e
[ 1514.053537][ C0] RDX: 0000000000000001 RSI: 000056160e2352b0 RDI: 0000000000000001
[ 1514.053537][ C0] RBP: 00007ffe2e450df0 R08: 0000000000000000 R09: 0000000000000000
[ 1514.053538][ C0] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001
[ 1514.053539][ C0] R13: 000056160e1fc010 R14: 0000000000000001 R15: 000056160e2352b0
[ 1514.053545][ C0]
[ 1514.053545][ C0] handlers:
[ 1514.061724][ C0] [] serial8250_interrupt
[ 1514.062516][ C0] Disabling IRQ #52