[info] Using makefile-style concurrent boot in runlevel 2. [ 26.257917] audit: type=1800 audit(1544541282.091:21): pid=5839 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="bootlogs" dev="sda1" ino=2419 res=0 [....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.85' (ECDSA) to the list of known hosts. net.ipv6.conf.syz_tun.accept_dad = 0 syzkaller login: [ 46.262971] IPVS: ftp: loaded support on port[0] = 21 net.ipv6.conf.syz_tun.router_solicitations = 0 [ 46.504108] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.510677] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.518160] device bridge_slave_0 entered promiscuous mode [ 46.536865] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.543446] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.550538] device bridge_slave_1 entered promiscuous mode [ 46.567484] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.585976] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.634675] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 46.655898] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 46.729013] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 46.736490] team0: Port device team_slave_0 added [ 46.753505] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 46.760730] team0: Port device team_slave_1 added [ 46.777180] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 46.797396] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 46.815918] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 46.834613] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready RTNETLINK answers: Operation not supported RTNETLINK answers: No buffer space available RTNETLINK answers: Operation not supported [ 46.974950] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.981393] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.988155] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.994566] bridge0: port 1(bridge_slave_0) entered forwarding state RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument [ 47.507637] 8021q: adding VLAN 0 to HW filter on device bond0 [ 47.559004] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 47.613955] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 47.620669] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 47.628198] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.680921] 8021q: adding VLAN 0 to HW filter on device team0 executing program [ 47.976606] Started in network mode [ 47.980735] Own node identity ac1414bb, cluster identity 4711 [ 47.987266] New replicast peer: 255.255.255.255 [ 47.992622] Enabled bearer , priority 10 [ 47.999190] Enabling of bearer rejected, already enabled [ 48.240169] kasan: CONFIG_KASAN_INLINE enabled [ 48.244828] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 48.252230] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 48.258447] CPU: 1 PID: 0 Comm: swapper/1 Not tainted 4.20.0-rc6+ #225 [ 48.265089] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.274436] RIP: 0010:dst_dev_put+0x24/0x290 [ 48.278833] Code: 90 90 90 90 90 90 55 48 89 e5 41 56 41 55 41 54 53 48 89 fb e8 fd ed 4d fb 48 89 da 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 e3 01 00 00 48 8d 7b 3a 4c 8b 23 48 b8 00 00 00 [ 48.297712] RSP: 0018:ffff8881daf07658 EFLAGS: 00010202 [ 48.303054] RAX: dffffc0000000000 RBX: 00000000000001b8 RCX: ffffffff86b6790f [ 48.310479] RDX: 0000000000000037 RSI: ffffffff86319673 RDI: 00000000000001b8 [ 48.317743] RBP: ffff8881daf07678 R08: ffff8881d9b14340 R09: 0000000000000008 [ 48.325003] R10: 0000000000000000 R11: ffff8881d9b14340 R12: dffffc0000000000 [ 48.332256] R13: 0000000000000000 R14: 00000000000001b8 R15: 0000607e24e2ca08 [ 48.339511] FS: 0000000000000000(0000) GS:ffff8881daf00000(0000) knlGS:0000000000000000 [ 48.347717] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.353585] CR2: 00007f955571ce78 CR3: 00000001cea15000 CR4: 00000000001406e0 [ 48.360840] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 48.368090] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 48.375339] Call Trace: [ 48.377901] [ 48.380042] free_fib_info_rcu+0x2e1/0x490 [ 48.384276] ? fib_detect_death+0x240/0x240 [ 48.388591] rcu_process_callbacks+0x100a/0x1ac0 [ 48.393332] ? rcu_note_context_switch+0x2150/0x2150 [ 48.398422] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 48.403426] ? find_held_lock+0x36/0x1c0 [ 48.407471] ? rebalance_domains+0x358/0xdc0 [ 48.411866] ? lock_downgrade+0x900/0x900 [ 48.416006] ? check_preemption_disabled+0x48/0x280 [ 48.421004] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 48.425916] ? kasan_check_read+0x11/0x20 [ 48.430041] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 48.435310] ? rcu_softirq_qs+0x20/0x20 [ 48.439270] ? rebalance_domains+0x375/0xdc0 [ 48.443667] ? load_balance+0x39a0/0x39a0 [ 48.447795] ? enqueue_hrtimer+0x1a5/0x560 [ 48.452012] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 48.457185] ? find_held_lock+0x36/0x1c0 [ 48.461232] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 48.466768] ? check_preemption_disabled+0x48/0x280 [ 48.471766] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 48.477285] ? check_preemption_disabled+0x48/0x280 [ 48.482289] ? rcu_lockdep_current_cpu_online+0x1a4/0x210 [ 48.487804] ? rcu_pm_notify+0xc0/0xc0 [ 48.491680] __do_softirq+0x308/0xb7e [ 48.495481] ? ktime_get_raw_ts64+0x4d0/0x4d0 [ 48.499959] ? lock_downgrade+0x900/0x900 [ 48.504093] ? __irqentry_text_end+0x1f9658/0x1f9658 [ 48.509182] ? pvclock_read_flags+0x160/0x160 [ 48.513660] ? lapic_next_event+0x5a/0x90 [ 48.517792] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 48.523311] ? kvm_clock_read+0x18/0x30 [ 48.527266] ? kvm_sched_clock_read+0x9/0x20 [ 48.531660] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 48.537182] ? check_preemption_disabled+0x48/0x280 [ 48.542183] irq_exit+0x17f/0x1c0 [ 48.545618] smp_apic_timer_interrupt+0x1cb/0x760 [ 48.550455] ? smp_reschedule_interrupt+0x109/0x650 [ 48.555470] ? smp_call_function_single_interrupt+0x650/0x650 [ 48.561339] ? interrupt_entry+0xb5/0xc0 [ 48.565386] ? trace_hardirqs_off_caller+0xbb/0x310 [ 48.570386] ? trace_hardirqs_off_caller+0xbb/0x310 [ 48.575384] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 48.580207] ? trace_hardirqs_on_caller+0x310/0x310 [ 48.585204] ? trace_hardirqs_on_caller+0x310/0x310 [ 48.590205] ? task_prio+0x50/0x50 [ 48.593726] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 48.599247] ? check_preemption_disabled+0x48/0x280 [ 48.604245] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 48.609076] apic_timer_interrupt+0xf/0x20 [ 48.613289] [ 48.615512] RIP: 0010:native_safe_halt+0x6/0x10 [ 48.620164] Code: e9 2c ff ff ff 48 89 c7 48 89 45 d8 e8 c3 ef e7 f9 48 8b 45 d8 e9 ca fe ff ff 48 89 df e8 b2 ef e7 f9 eb 82 55 48 89 e5 fb f4 <5d> c3 0f 1f 84 00 00 00 00 00 55 48 89 e5 f4 5d c3 90 90 90 90 90 [ 48.639073] RSP: 0018:ffff8881d9b27cb8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 48.646769] RAX: dffffc0000000000 RBX: 1ffff1103b364f9b RCX: 0000000000000000 [ 48.654035] RDX: 1ffffffff12a4021 RSI: 0000000000000001 RDI: ffffffff89520108 [ 48.661498] RBP: ffff8881d9b27cb8 R08: ffff8881d9b14340 R09: 0000000000000000 [ 48.668745] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8881d9b27d78 [ 48.675997] R13: ffffffff8a163e20 R14: 0000000000000000 R15: 0000000000000001 [ 48.683263] default_idle+0xbf/0x490 [ 48.686962] ? rcu_dynticks_eqs_enter+0x4f/0x80 [ 48.691614] ? __sched_text_end+0x1/0x1 [ 48.695566] ? rcu_idle_enter+0x39a/0x530 [ 48.699695] ? rcu_eqs_special_set+0x1c0/0x1c0 [ 48.704260] ? tsc_verify_tsc_adjust+0x137/0x450 [ 48.708995] ? trace_hardirqs_off_caller+0x310/0x310 [ 48.714094] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 48.719613] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 48.725136] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 48.730661] arch_cpu_idle+0x10/0x20 [ 48.734358] default_idle_call+0x6d/0x90 [ 48.738404] do_idle+0x49b/0x5c0 [ 48.741753] ? arch_cpu_idle_exit+0x70/0x70 [ 48.746080] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 48.751170] ? complete+0x62/0x80 [ 48.754606] cpu_startup_entry+0x18/0x20 [ 48.758652] start_secondary+0x487/0x5f0 [ 48.762695] ? set_cpu_sibling_map+0x1890/0x1890 [ 48.767435] secondary_startup_64+0xa4/0xb0 [ 48.771740] Modules linked in: [ 48.774979] ---[ end trace d0be650c8601c1dd ]--- [ 48.779737] RIP: 0010:dst_dev_put+0x24/0x290 [ 48.784171] Code: 90 90 90 90 90 90 55 48 89 e5 41 56 41 55 41 54 53 48 89 fb e8 fd ed 4d fb 48 89 da 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 e3 01 00 00 48 8d 7b 3a 4c 8b 23 48 b8 00 00 00 [ 48.803093] RSP: 0018:ffff8881daf07658 EFLAGS: 00010202 [ 48.808453] RAX: dffffc0000000000 RBX: 00000000000001b8 RCX: ffffffff86b6790f [ 48.815737] RDX: 0000000000000037 RSI: ffffffff86319673 RDI: 00000000000001b8 [ 48.823017] RBP: ffff8881daf07678 R08: ffff8881d9b14340 R09: 0000000000000008 [ 48.830310] R10: 0000000000000000 R11: ffff8881d9b14340 R12: dffffc0000000000 [ 48.837581] R13: 0000000000000000 R14: 00000000000001b8 R15: 0000607e24e2ca08 [ 48.844863] FS: 0000000000000000(0000) GS:ffff8881daf00000(0000) knlGS:0000000000000000 [ 48.853106] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.858968] CR2: 00007f955571ce78 CR3: 00000001cea15000 CR4: 00000000001406e0 [ 48.866251] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 48.873552] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 48.880865] Kernel panic - not syncing: Fatal exception in interrupt [ 48.888330] Kernel Offset: disabled [ 48.891953] Rebooting in 86400 seconds..