2017/08/23 15:35:35 fuzzer started 2017/08/23 15:35:35 dialing manager at 10.0.2.10:35389 syzkaller login: [ 37.856167] NETDEV WATCHDOG: eth0 (e1000): transmit queue 0 timed out [ 37.857905] ------------[ cut here ]------------ [ 37.858318] WARNING: CPU: 0 PID: 0 at net/sched/sch_generic.c:320 dev_watchdog+0x821/0xa10 [ 37.859040] Kernel panic - not syncing: panic_on_warn set ... [ 37.859040] [ 37.859658] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.13.0-rc6-next-20170823+ #7 [ 37.860315] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 37.861017] Call Trace: [ 37.861243] [ 37.861438] dump_stack+0x194/0x257 [ 37.861753] ? arch_local_irq_restore+0x53/0x53 [ 37.862156] panic+0x1e4/0x41c [ 37.862907] ? refcount_error_report+0x214/0x214 [ 37.863918] ? show_regs_print_info+0x65/0x65 [ 37.864898] ? dev_watchdog+0x821/0xa10 [ 37.865720] __warn+0x1c4/0x1e0 [ 37.866164] ? dev_watchdog+0x821/0xa10 [ 37.866865] report_bug+0x211/0x2d0 [ 37.867353] fixup_bug+0x40/0x90 [ 37.868082] do_trap+0x260/0x390 [ 37.868684] do_error_trap+0x120/0x390 [ 37.869199] ? vprintk_emit+0x49b/0x590 [ 37.869866] ? do_trap+0x390/0x390 [ 37.870359] ? dev_watchdog+0x821/0xa10 [ 37.871033] ? vprintk_emit+0x3ea/0x590 [ 37.871696] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 37.872346] do_invalid_op+0x1b/0x20 [ 37.872977] invalid_op+0x18/0x20 [ 37.873484] RIP: 0010:dev_watchdog+0x821/0xa10 [ 37.874184] RSP: 0018:ffff88003ec077b8 EFLAGS: 00010286 [ 37.879494] RAX: 0000000000000039 RBX: ffff88003b561c80 RCX: 0000000000000000 [ 37.882301] RDX: 0000000000000039 RSI: 1ffff10007d80eb7 RDI: ffffed0007d80eeb [ 37.883824] RBP: ffff88003ec078b8 R08: ffff88003ec06ea8 R09: 0000000000000000 [ 37.885241] R10: ffffffff85a2f3c0 R11: 0000000000000000 R12: 0000000000000000 [ 37.886582] R13: dffffc0000000000 R14: ffff88003b562160 R15: ffff88003babf500 [ 37.888063] ? dev_watchdog+0x821/0xa10 [ 37.889177] ? qdisc_rcu_free+0x110/0x110 [ 37.889929] ? __lock_is_held+0xbc/0x140 [ 37.890616] call_timer_fn+0x246/0x850 [ 37.891374] ? qdisc_rcu_free+0x110/0x110 [ 37.892100] ? init_timer_key+0x3b0/0x3b0 [ 37.893316] ? lock_downgrade+0x990/0x990 [ 37.894102] ? update_max_interval+0x60/0x60 [ 37.895288] ? __run_timers+0x1ce/0xb90 [ 37.900365] ? do_raw_spin_trylock+0x190/0x190 [ 37.900793] ? __lock_is_held+0xbc/0x140 [ 37.901141] ? qdisc_rcu_free+0x110/0x110 [ 37.902798] ? trace_hardirqs_on_caller+0x19e/0x5c0 [ 37.903513] ? qdisc_rcu_free+0x110/0x110 [ 37.903957] __run_timers+0x7fd/0xb90 [ 37.905531] ? msleep_interruptible+0x170/0x170 [ 37.905944] ? lock_acquire+0x1d5/0x580 [ 37.907468] ? __hrtimer_run_queues+0x385/0xe10 [ 37.907957] ? find_held_lock+0x39/0x1d0 [ 37.909595] ? lock_downgrade+0x990/0x990 [ 37.910040] ? lock_acquire+0x1d5/0x580 [ 37.911634] ? clockevents_program_event+0x163/0x2e0 [ 37.912108] ? pvclock_read_flags+0x160/0x160 [ 37.913683] ? rcu_pm_notify+0xc0/0xc0 [ 37.914071] run_timer_softirq+0x21/0x80 [ 37.916715] __do_softirq+0x2bb/0xbd0 [ 37.917084] ? __softirqentry_text_start+0x8/0x8 [ 37.921390] ? native_apic_msr_write+0x5c/0x80 [ 37.922204] ? lapic_next_event+0x5a/0x90 [ 37.923375] ? clockevents_program_event+0x108/0x2e0 [ 37.924602] ? tick_program_event+0x7f/0xd0 [ 37.925491] ? hrtimer_interrupt+0x489/0x5f0 [ 37.926719] irq_exit+0x1d3/0x210 [ 37.927577] smp_apic_timer_interrupt+0x76/0xa0 [ 37.928715] apic_timer_interrupt+0x9d/0xb0 [ 37.929554] [ 37.930141] RIP: 0010:native_safe_halt+0x6/0x10 [ 37.930798] RSP: 0018:ffffffff85a07ce0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff10 [ 37.932268] RAX: dffffc0000000000 RBX: 1ffffffff0b40f9f RCX: 0000000000000000 [ 37.933575] RDX: 1ffffffff0b59148 RSI: 0000000000000001 RDI: ffffffff85ac8a40 [ 37.934843] RBP: ffffffff85a07ce0 R08: ffffffff85804a80 R09: 0000000000000000 [ 37.936284] R10: 0000000000000000 R11: 0000000000000000 R12: ffffffff85ac8a30 [ 37.938178] R13: ffffffff85a07d98 R14: 0000000000000000 R15: ffffffff85a2f3c0 [ 37.943428] default_idle+0xbf/0x460 [ 37.943769] ? __sched_text_end+0x4/0x4 [ 37.945247] arch_cpu_idle+0xa/0x10 [ 37.945556] default_idle_call+0x36/0x90 [ 37.945901] do_idle+0x256/0x3b0 [ 37.947312] cpu_startup_entry+0x18/0x20 [ 37.947651] rest_init+0xed/0xf0 [ 37.947941] start_kernel+0x782/0x7a8 [ 37.949378] ? mem_encrypt_init+0xb/0xb [ 37.949718] ? memcpy_orig+0x54/0x110 [ 37.950036] ? early_idt_handler_array+0x120/0x120 [ 37.951558] x86_64_start_reservations+0x2a/0x2c [ 37.951948] x86_64_start_kernel+0x13c/0x149 [ 37.953436] secondary_startup_64+0xa5/0xa5 [ 37.954044] Dumping ftrace buffer: [ 37.954611] (ftrace buffer empty) [ 37.954961] Kernel Offset: disabled [ 37.956526] Rebooting in 86400 seconds..