[ 10.302117][ T234] link1: entered promiscuous mode [ 15.418444][ T240] netserver (240) used greatest stack depth: 23840 bytes left [ 15.424416][ T234] link1: left promiscuous mode [ 16.409586][ T270] link1: entered promiscuous mode [ 21.778905][ T279] netperf (279) used greatest stack depth: 22144 bytes left [ 21.779772][ T270] link1: left promiscuous mode [ 22.754615][ T310] link1: entered promiscuous mode [ 27.881420][ T310] link1: left promiscuous mode [ 28.835696][ T346] link1: entered promiscuous mode [ 34.217051][ T346] link1: left promiscuous mode [ 35.181339][ T386] link1: entered promiscuous mode [ 40.400696][ T386] link1: left promiscuous mode [ 41.389926][ T424] link1: entered promiscuous mode [ 46.781087][ T433] netperf (433) used greatest stack depth: 21776 bytes left [ 46.781950][ T424] link1: left promiscuous mode [ 47.756549][ T464] link1: entered promiscuous mode [ 52.876306][ T464] link1: left promiscuous mode [ 53.843293][ T500] link1: entered promiscuous mode [ 59.219883][ T509] netperf (509) used greatest stack depth: 21568 bytes left [ 59.220929][ T500] link1: left promiscuous mode [ 71.298192][ C0] irq 52: nobody cared (try booting with the "irqpoll" option) [ 71.298472][ C0] CPU: 0 UID: 0 PID: 187 Comm: perl Not tainted 7.2.0-rc7-virtme #1 PREEMPT(full) [ 71.298476][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 71.298478][ C0] Call Trace: [ 71.298480][ C0] [ 71.298481][ C0] dump_stack_lvl+0x6f/0xa0 [ 71.298490][ C0] __report_bad_irq+0x66/0x14a [ 71.298495][ C0] note_interrupt.cold+0x29/0xef [ 71.298497][ C0] ? serial_base_port_exit+0x20/0x20 [ 71.298502][ C0] ? poll_spurious_irqs+0x160/0x160 [ 71.298508][ C0] handle_irq_event+0x166/0x1c0 [ 71.298511][ C0] handle_edge_irq+0x2f8/0x8a0 [ 71.298515][ C0] __common_interrupt+0xae/0x270 [ 71.298519][ C0] ? __sysvec_apic_timer_interrupt+0x15f/0x480 [ 71.298522][ C0] common_interrupt+0xb0/0xf0 [ 71.298525][ C0] [ 71.298526][ C0] [ 71.298527][ C0] ? rpm_resume+0x1060/0x1060 [ 71.298530][ C0] asm_common_interrupt+0x26/0x40 [ 71.298533][ C0] RIP: 0010:_raw_spin_unlock_irqrestore+0x36/0x80 [ 71.298537][ 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 [ 71.298539][ C0] RSP: 0018:ffa00000018a7a78 EFLAGS: 00000246 [ 71.298542][ C0] RAX: 0000000000000092 RBX: ffffffffadac4a40 RCX: ffffffffa97684b3 [ 71.298544][ C0] RDX: ff11000010742380 RSI: ffffffffaa0e45bf RDI: ffffffffa9a819e0 [ 71.298545][ C0] RBP: 0000000000000282 R08: 0000000000000000 R09: 0000000000000000 [ 71.298546][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: ffffffffadac4b48 [ 71.298546][ C0] R13: 0000000000000001 R14: ffffffffadac4b80 R15: ff11000009dee400 [ 71.298550][ C0] ? _raw_spin_unlock_irqrestore+0x53/0x80 [ 71.298554][ C0] uart_write+0x231/0x990 [ 71.298558][ C0] process_output_block+0x113/0x6d0 [ 71.298563][ C0] n_tty_write+0x3b4/0x8f0 [ 71.298567][ C0] ? n_tty_receive_signal_char+0x110/0x110 [ 71.298569][ C0] ? _mutex_trylock_nest_lock+0x235/0x390 [ 71.298571][ C0] ? __init_waitqueue_head+0x160/0x160 [ 71.298575][ C0] ? lock_acquire.part.0+0xbc/0x260 [ 71.298578][ C0] ? tty_ldisc_ref_wait+0x28/0x80 [ 71.298581][ C0] iterate_tty_write+0x291/0x590 [ 71.298584][ C0] ? tty_ldisc_ref_wait+0x28/0x80 [ 71.298587][ C0] file_tty_write.isra.0+0x1bd/0x290 [ 71.298589][ C0] ? redirected_tty_write+0xd0/0xd0 [ 71.298591][ C0] new_sync_write+0x33e/0x760 [ 71.298595][ C0] ? find_held_lock+0x2b/0x80 [ 71.298598][ C0] ? new_sync_read+0x750/0x750 [ 71.298599][ C0] ? fsnotify+0x3610/0x3610 [ 71.298608][ C0] vfs_write+0x657/0x970 [ 71.298611][ C0] ksys_write+0x116/0x250 [ 71.298613][ C0] ? __ia32_sys_read+0xc0/0xc0 [ 71.298616][ C0] ? rcu_is_watching+0x15/0xd0 [ 71.298620][ C0] do_syscall_64+0x117/0x590 [ 71.298623][ C0] ? irq_exit_rcu+0x1a/0x30 [ 71.298626][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 71.298628][ C0] RIP: 0033:0x7f34b792d54e [ 71.298631][ 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 [ 71.298632][ C0] RSP: 002b:00007ffc316a1280 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 71.298634][ C0] RAX: ffffffffffffffda RBX: 000055ed897e82c0 RCX: 00007f34b792d54e [ 71.298635][ C0] RDX: 0000000000000001 RSI: 000055ed897e82c0 RDI: 0000000000000001 [ 71.298636][ C0] RBP: 00007ffc316a1290 R08: 0000000000000000 R09: 0000000000000000 [ 71.298636][ C0] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001 [ 71.298637][ C0] R13: 000055ed897af010 R14: 0000000000000001 R15: 000055ed897e82c0 [ 71.298643][ C0] [ 71.298644][ C0] handlers: [ 71.306665][ C0] [] serial8250_interrupt [ 71.306907][ C0] Disabling IRQ #52 [ 356.493085][ C0] clocksource: Watchdog remote CPU 3 read timed out