INIT: Entering runlevel: 2 [info] Using makefile-style concurrent boot in runlevel 2. [....] 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 '10.128.0.27' (ECDSA) to the list of known hosts. 2018/04/23 04:37:12 parsed 1 programs 2018/04/23 04:37:12 executed programs: 0 syzkaller login: [ 85.671239] IPVS: Creating netns size=2536 id=1 [ 85.701823] IPVS: Creating netns size=2536 id=2 [ 85.735170] IPVS: Creating netns size=2536 id=3 [ 85.760638] IPVS: Creating netns size=2536 id=4 [ 85.783042] IPVS: Creating netns size=2536 id=5 [ 85.805033] IPVS: Creating netns size=2536 id=6 [ 85.830847] IPVS: Creating netns size=2536 id=7 [ 85.841192] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 85.867337] IPVS: Creating netns size=2536 id=8 [ 85.871340] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 85.978645] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 85.993476] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 86.007060] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 86.021914] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 86.160967] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 86.176561] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 86.192221] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 86.203701] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 86.213878] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 86.221257] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 86.230219] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 86.239073] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 86.255648] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 86.288502] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 86.296658] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 86.309384] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 86.330240] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 86.345771] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 86.353650] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 86.362789] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 86.397226] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 86.416168] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 86.427273] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 86.441198] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 86.450805] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 86.459684] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 86.469906] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 86.485277] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 86.499024] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 86.507861] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 86.529280] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 86.541006] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 86.549029] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 86.561193] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 86.574203] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 86.590235] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 86.612811] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 86.635273] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 86.653353] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 86.678714] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 86.691991] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 86.700399] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 86.714049] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 86.724223] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 86.732928] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 86.741078] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 86.751735] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 86.760413] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 86.770379] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 86.782402] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 86.790399] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 86.804131] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 86.811755] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 86.819148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 86.829643] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 86.840929] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 86.849034] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 86.857378] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 86.865374] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 86.872934] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 86.880298] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 86.889800] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 86.899771] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 86.908089] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 86.916585] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 86.924065] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 86.931677] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 86.947467] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 86.959201] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 86.969504] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 86.978951] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 86.995066] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 87.018260] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 87.032756] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 87.040188] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 87.060947] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 87.084297] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 87.093191] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 89.090251] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 89.240161] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 89.247446] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 89.254817] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 89.309162] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 89.444124] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 89.462971] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 89.469751] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 89.728309] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 89.766816] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 89.838615] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 89.854431] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 89.869273] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 89.878519] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 89.888997] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 89.948897] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 89.962080] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 89.969537] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 89.978264] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 90.009817] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 90.029385] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 90.037586] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 90.050518] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 90.057640] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 90.067135] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 90.075985] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 90.142133] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 90.148304] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 90.157680] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 90.203960] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 90.210110] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 90.216990] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready 2018/04/23 04:37:18 executed programs: 11 [ 91.401279] ------------[ cut here ]------------ [ 91.406130] WARNING: CPU: 1 PID: 4180 at net/xfrm/xfrm_state.c:2174 xfrm_state_fini+0x2a0/0x340 [ 91.415126] Kernel panic - not syncing: panic_on_warn set ... [ 91.415126] [ 91.422478] CPU: 1 PID: 4180 Comm: kworker/u4:5 Not tainted 4.9.95-gee0bcd6 #3 [ 91.429812] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 91.439147] Workqueue: netns cleanup_net [ 91.443308] ffff8801d98b7950 ffffffff81eb0f89 ffffffff83a484a0 00000000ffffffff [ 91.451288] 0000000000000000 0000000000000001 000000000000087e ffff8801d98b7a10 [ 91.459286] ffffffff8141f945 0000000041b58ab3 ffffffff841b7cf8 ffffffff8141f786 [ 91.467270] Call Trace: [ 91.469834] [] dump_stack+0xc1/0x128 [ 91.475171] [] panic+0x1bf/0x3bc [ 91.480157] [] ? add_taint.cold.6+0x16/0x16 [ 91.486100] [] ? xfrm_state_flush+0x1e0/0x300 [ 91.492217] [] ? trace_hardirqs_on+0xd/0x10 [ 91.498158] [] ? __warn.cold.9+0xa6/0x17f [ 91.503929] [] ? xfrm_state_fini+0x2a0/0x340 [ 91.509956] [] __warn.cold.9+0xc1/0x17f [ 91.515558] [] warn_slowpath_null+0x2c/0x40 [ 91.521504] [] xfrm_state_fini+0x2a0/0x340 [ 91.527367] [] ? xfrm_policy_fini+0x310/0x310 [ 91.533486] [] xfrm_net_exit+0x2d/0x30 [ 91.539011] [] ops_exit_list.isra.6+0xb0/0x160 [ 91.545213] [] cleanup_net+0x321/0x630 [ 91.550724] [] ? net_drop_ns+0x80/0x80 [ 91.556244] [] ? __lock_is_held+0xa2/0xf0 [ 91.562015] [] process_one_work+0x7e1/0x1500 [ 91.568044] [] ? process_one_work+0x728/0x1500 [ 91.574271] [] ? pwq_dec_nr_in_flight+0x2e0/0x2e0 [ 91.580735] [] worker_thread+0xd6/0x10a0 [ 91.586423] [] ? __schedule+0x655/0x1bd0 [ 91.592108] [] kthread+0x26d/0x300 [ 91.597272] [] ? process_one_work+0x1500/0x1500 [ 91.603563] [] ? kthread_park+0xa0/0xa0 [ 91.609167] [] ? kthread_park+0xa0/0xa0 [ 91.614769] [] ? kthread_park+0xa0/0xa0 [ 91.620373] [] ret_from_fork+0x5c/0x70 [ 91.626492] Dumping ftrace buffer: [ 91.630061] (ftrace buffer empty) [ 91.633743] Kernel Offset: disabled [ 91.637356] Rebooting in 86400 seconds..