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 '10.128.0.41' (ECDSA) to the list of known hosts. 2018/04/13 21:47:51 fuzzer started 2018/04/13 21:47:52 dialing manager at 10.128.0.26:36243 2018/04/13 21:47:58 kcov=true, comps=false 2018/04/13 21:48:01 executing program 0: syz_emit_ethernet(0x1a, &(0x7f0000000000)={@dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa]}, @link_local={0x1, 0x80, 0xc2}, [{[], {0x8100}}], {@llc={0x4, {@snap={0x0, 0x0, "ac", "2a4f86"}}}}}, &(0x7f0000000100)) 2018/04/13 21:48:01 executing program 2: r0 = socket$inet6(0xa, 0x1, 0x0) bind$inet6(r0, &(0x7f000044f000)={0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @empty=0xfc000000}}, 0x1c) 2018/04/13 21:48:01 executing program 7: perf_event_open(&(0x7f0000940000)={0x2, 0x70, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x0, 0x0, 0x1000000000000}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x2, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000000000)={0x0, 0x7, 0xfffffffffffffffc}, 0x4) dup3(r0, r1, 0x0) 2018/04/13 21:48:01 executing program 3: r0 = socket$inet6(0xa, 0x2000000000001, 0x0) bind$inet6(r0, &(0x7f0000402000)={0xa, 0x0, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendto$inet6(r0, &(0x7f0000000100), 0x0, 0x20000000, &(0x7f0000f62fe4)={0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}}, 0x1c) 2018/04/13 21:48:01 executing program 5: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup\x00', 0x200002, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000080)='./file0\x00', 0x0) write$cgroup_pid(r1, &(0x7f0000000100)=ANY=[], 0x1023c) r2 = open$dir(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) r3 = open(&(0x7f00000002c0)='./file0\x00', 0x4001, 0x0) sendfile(r3, r2, &(0x7f0000002b80), 0x7fffffff) 2018/04/13 21:48:01 executing program 6: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) close(r0) r1 = socket$inet_tcp(0x2, 0x1, 0x0) r2 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r2, &(0x7f0000da0ff0)={0x2, 0x4e20, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) setsockopt$sock_int(r0, 0x1, 0xf, &(0x7f0000016ffc)=0xfffff7fffffffffd, 0x4) setsockopt$sock_int(r2, 0x1, 0xf, &(0x7f0000015000)=0x4, 0x4) bind$inet(r1, &(0x7f0000011ff0)={0x2, 0x4e20, @multicast2=0xe0000002}, 0x10) listen(r2, 0x0) 2018/04/13 21:48:01 executing program 1: r0 = socket$inet6(0xa, 0x5, 0x0) bind$inet6(r0, &(0x7f0000d1a000)={0xa, 0x4e20, 0x0, @ipv4={[], [0xff, 0xff], @remote={0xac, 0x14, 0x14, 0xbb}}}, 0x1c) r1 = socket$inet6(0xa, 0x5, 0x0) bind$inet6(r1, &(0x7f0000000140)={0xa, 0x4e20, 0x0, @ipv4={[], [0xff, 0xff], @remote={0xac, 0x14, 0x14, 0xbb}}}, 0x1c) 2018/04/13 21:48:01 executing program 4: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r0, &(0x7f0000000300)={0x2, 0x4e23, @multicast1=0xe0000001}, 0x10) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000b86000)={0x1, &(0x7f0000f40ff8)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) sendto$inet(r0, &(0x7f0000a88f88), 0x29f, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @loopback=0x7f000001}, 0x10) r1 = dup2(r0, r0) sendmsg$IPVS_CMD_GET_DAEMON(r1, &(0x7f0000000240)={&(0x7f0000000100)={0x10}, 0xc, &(0x7f0000000280)={&(0x7f0000000640)={0xcc, 0x0, 0x0, 0x0, 0x0, {0xb}, [@IPVS_CMD_ATTR_DAEMON={0x24, 0x3, [@IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x8, 0x4}, @IPVS_DAEMON_ATTR_STATE={0x8, 0x1}, @IPVS_DAEMON_ATTR_MCAST_TTL={0x8, 0x8}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x8, 0x4}]}, @IPVS_CMD_ATTR_DEST={0x44, 0x2, [@IPVS_DEST_ATTR_U_THRESH={0x8, 0x5}, @IPVS_DEST_ATTR_ADDR_FAMILY={0x8, 0xb}, @IPVS_DEST_ATTR_ADDR_FAMILY={0x8, 0xb}, @IPVS_DEST_ATTR_L_THRESH={0x8, 0x6}, @IPVS_DEST_ATTR_PORT={0x8, 0x2}, @IPVS_DEST_ATTR_PORT={0x8, 0x2}, @IPVS_DEST_ATTR_ADDR_FAMILY={0x8, 0xb}, @IPVS_DEST_ATTR_FWD_METHOD={0x8, 0x3}]}, @IPVS_CMD_ATTR_DEST={0x50, 0x2, [@IPVS_DEST_ATTR_U_THRESH={0x8, 0x5}, @IPVS_DEST_ATTR_ADDR={0x14, 0x1, @ipv4=@remote={0xac, 0x14, 0x14, 0xbb}}, @IPVS_DEST_ATTR_ADDR={0x14, 0x1}, @IPVS_DEST_ATTR_L_THRESH={0x8, 0x6}, @IPVS_DEST_ATTR_ADDR={0x14, 0x1, @ipv6=@ipv4={[], [0xff, 0xff], @loopback=0x7f000001}}]}]}, 0xcc}, 0x1}, 0x0) shutdown(r0, 0x1) clock_gettime(0x0, &(0x7f0000004d00)={0x0, 0x0}) setsockopt$inet_tcp_TCP_MD5SIG(r0, 0x6, 0xe, &(0x7f0000000000)={@in={{0x2, 0x0, @loopback=0x7f000001}}, 0x0, 0x40, 0x0, "bb7d979a5ee032056dff2fc639ba6368d0d71d898a4e124cf21cd30cb70965e6517b9cd90bda9821886e8cd3637def26f925ad25edc2a48d5320748f0957c324fe23baa6085747576770b4aaa4b7bab6"}, 0xd8) recvmmsg(r0, &(0x7f0000004b00)=[{{&(0x7f0000002500)=@sco, 0x80, &(0x7f0000004340)=[{&(0x7f00000041c0)=""/215, 0xd7}], 0x1, &(0x7f0000000180)=""/186, 0xba}}, {{&(0x7f0000004600)=@nfc_llcp, 0x80, &(0x7f0000004a40), 0x0, &(0x7f0000004ac0)}}], 0x2, 0x0, &(0x7f0000000140)={0x0, r2+30000000}) syzkaller login: [ 42.983324] ip (3766) used greatest stack depth: 54672 bytes left [ 44.105195] ip (3880) used greatest stack depth: 54560 bytes left [ 44.111525] ip (3884) used greatest stack depth: 54200 bytes left [ 44.136331] ip (3883) used greatest stack depth: 53976 bytes left [ 44.512589] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.519156] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.562298] device bridge_slave_0 entered promiscuous mode [ 44.731593] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.738164] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.778058] device bridge_slave_1 entered promiscuous mode [ 44.806926] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.813414] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.834855] device bridge_slave_0 entered promiscuous mode [ 44.852748] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.859226] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.871207] device bridge_slave_0 entered promiscuous mode [ 44.889444] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.895935] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.913467] device bridge_slave_0 entered promiscuous mode [ 44.932371] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.938824] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.966152] device bridge_slave_0 entered promiscuous mode [ 44.981362] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.987836] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.005998] device bridge_slave_0 entered promiscuous mode [ 45.021014] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.027546] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.039328] device bridge_slave_1 entered promiscuous mode [ 45.046700] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.053168] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.073399] device bridge_slave_0 entered promiscuous mode [ 45.089950] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.096425] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.117892] device bridge_slave_1 entered promiscuous mode [ 45.133773] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.140295] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.157443] device bridge_slave_0 entered promiscuous mode [ 45.165806] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 45.173293] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.179757] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.195275] device bridge_slave_1 entered promiscuous mode [ 45.212605] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.219134] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.242938] device bridge_slave_1 entered promiscuous mode [ 45.268791] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 45.276316] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.282778] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.298906] device bridge_slave_1 entered promiscuous mode [ 45.307738] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.314203] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.342963] device bridge_slave_1 entered promiscuous mode [ 45.352752] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 45.362991] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 45.370582] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.377129] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.415190] device bridge_slave_1 entered promiscuous mode [ 45.441011] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 45.452675] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 45.464118] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 45.509103] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 45.546958] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 45.565319] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 45.621902] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 45.691198] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 45.701551] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 45.710274] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 45.749327] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 45.856574] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 45.928481] ip (4004) used greatest stack depth: 53656 bytes left [ 46.377449] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 46.493703] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 46.565726] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 46.600860] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 46.621183] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 46.658975] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 46.705946] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 46.718948] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 46.770768] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 46.792865] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 46.835929] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 46.890876] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 46.904727] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 46.939530] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.031381] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.171391] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.617931] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 47.733763] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 47.772418] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 47.786697] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 47.808556] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 47.837139] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 47.883287] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 47.952548] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 47.985720] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 48.006518] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 48.038769] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.068102] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 48.078116] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.094780] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 48.127101] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 48.137431] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 48.144897] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 48.152121] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.165254] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 48.205391] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.221876] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 48.239203] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 48.246370] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.267845] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 48.303772] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 48.313824] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.325778] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 48.361795] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 48.373821] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 48.381655] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.409550] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 48.430674] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.441262] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 48.454203] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 48.462937] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 48.473933] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 48.481971] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 48.489087] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.527825] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 48.552855] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.571716] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 48.586447] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.600718] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 48.619602] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.627776] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 48.637701] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 48.654561] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 48.661723] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.670794] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 48.685967] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 48.693986] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 48.701118] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.710191] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 48.726535] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.759806] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 48.807319] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 48.814593] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.832720] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 48.919838] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 48.927123] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.946885] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.150472] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.157711] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.171350] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 50.793415] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.799927] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.806832] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.813301] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.855498] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 50.862370] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 50.875862] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.882336] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.889220] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.895675] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.905300] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 50.929670] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.936190] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.943082] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.949549] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.017089] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 51.024671] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.031121] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.038586] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.045067] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.087940] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 51.117351] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.123831] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.131727] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.138209] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.188275] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 51.199199] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.205675] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.212531] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.219005] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.256980] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 51.275471] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.281960] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.288842] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.295315] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.367854] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 51.570603] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.577182] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.584082] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.590547] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.627662] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 51.873166] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.886138] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.914173] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.936690] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.960296] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.974099] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.981735] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.372996] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 60.408177] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 60.486538] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 60.564510] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 60.644521] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 60.711885] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 60.761308] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 61.068744] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 61.179794] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 61.186139] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.196057] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.216809] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 61.233702] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.260082] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.300067] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 61.306329] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.316850] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.359230] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 61.375813] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.410246] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.481931] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 61.488258] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.502962] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.569883] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 61.576181] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.584712] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.665753] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 61.672111] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.685578] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.011393] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 62.017647] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.028140] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready 2018/04/13 21:48:27 executing program 3: r0 = socket(0x10, 0x803, 0x0) sendto(r0, &(0x7f0000cfefee)="120000001200e7ef007b00000000000000a1", 0x12, 0x0, 0x0, 0x0) recvmmsg(r0, &(0x7f0000001480), 0x3ba, 0x0, &(0x7f00000001c0)) 2018/04/13 21:48:28 executing program 6: 2018/04/13 21:48:28 executing program 5: 2018/04/13 21:48:28 executing program 7: perf_event_open(&(0x7f0000940000)={0x2, 0x70, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x0, 0x0, 0x1000000000000}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x2, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000000000)={0x0, 0x7, 0xfffffffffffffffc}, 0x4) dup3(r0, r1, 0x0) 2018/04/13 21:48:28 executing program 3: [ 67.712433] ================================================================== [ 67.719865] BUG: KMSAN: uninit-value in tcp_parse_options+0xd74/0x1a30 [ 67.726510] CPU: 1 PID: 0 Comm: swapper/1 Not tainted 4.16.0+ #83 [ 67.732721] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.742061] Call Trace: [ 67.744621] [ 67.746754] dump_stack+0x185/0x1d0 [ 67.750358] ? tcp_parse_options+0xd74/0x1a30 [ 67.754830] kmsan_report+0x142/0x240 [ 67.758605] __msan_warning_32+0x6c/0xb0 [ 67.762642] tcp_parse_options+0xd74/0x1a30 [ 67.766949] tcp_validate_incoming+0x4f1/0x2790 [ 67.771600] tcp_rcv_state_process+0xb19/0x6490 [ 67.776246] ? __bpf_prog_run32+0x127/0x170 [ 67.780550] ? security_sock_rcv_skb+0x4c/0x1f0 [ 67.785206] tcp_v4_do_rcv+0xb26/0xd90 [ 67.789074] tcp_v4_rcv+0x5b25/0x6750 [ 67.792859] ? tcp_filter+0x270/0x270 [ 67.796633] ip_local_deliver_finish+0x6ed/0xd40 [ 67.801364] ip_local_deliver+0x43c/0x4e0 [ 67.805487] ? ip_local_deliver+0x4e0/0x4e0 [ 67.809783] ? ip_call_ra_chain+0x7b0/0x7b0 [ 67.814076] ip_rcv_finish+0x1253/0x16d0 [ 67.818113] ip_rcv+0x119d/0x16f0 [ 67.821548] ? ip_rcv+0x16f0/0x16f0 [ 67.825154] __netif_receive_skb_core+0x47cf/0x4a80 [ 67.830147] ? kmsan_internal_memset_shadow_inline+0xd0/0xd0 [ 67.835929] ? ip_local_deliver_finish+0xd40/0xd40 [ 67.840838] process_backlog+0x62d/0xe20 [ 67.844875] ? rps_trigger_softirq+0x2f0/0x2f0 [ 67.849440] net_rx_action+0x7c1/0x1a70 [ 67.853412] ? net_tx_action+0xab0/0xab0 [ 67.857450] __do_softirq+0x56d/0x93d [ 67.861230] irq_exit+0x202/0x240 [ 67.864667] exiting_irq+0xe/0x10 [ 67.868096] smp_apic_timer_interrupt+0x64/0x90 [ 67.872760] apic_timer_interrupt+0xf/0x20 [ 67.876974] [ 67.879186] RIP: 0010:default_idle+0x1fb/0x3c0 [ 67.883738] RSP: 0018:ffff8801df67fdf0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff12 [ 67.891428] RAX: ffff880203eb5440 RBX: 0000000000000000 RCX: ffff880000000000 [ 67.898674] RDX: ffff880203ab5440 RSI: aaaaaaaaaaaab000 RDI: ffffea0000000000 [ 67.905920] RBP: ffff8801df67fe28 R08: 0000000001080020 R09: 0000000000000002 [ 67.913170] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 67.920416] R13: ffff8801df5f3b00 R14: ffff8801df67fe8c R15: ffff8801df5f4418 [ 67.927681] ? __sched_text_end+0x1/0x1 [ 67.931631] arch_cpu_idle+0x20/0x30 [ 67.935324] do_idle+0x349/0x790 [ 67.938670] cpu_startup_entry+0x45/0x50 [ 67.942705] ? setup_APIC_timer+0x220/0x220 [ 67.947014] start_secondary+0x39d/0x470 [ 67.951064] secondary_startup_64+0xa5/0xb0 [ 67.955356] [ 67.956955] Uninit was created at: [ 67.960482] kmsan_internal_poison_shadow+0xb8/0x1b0 [ 67.966222] kmsan_kmalloc+0x94/0x100 [ 67.970005] kmsan_slab_alloc+0x11/0x20 [ 67.973968] __kmalloc_node_track_caller+0xaed/0x11c0 [ 67.979134] __alloc_skb+0x2cf/0x9f0 [ 67.982828] tcp_send_ack+0x18c/0x910 [ 67.986613] tcp_fin+0x298/0x8f0 [ 67.989953] tcp_data_queue+0x2cb9/0xa200 [ 67.994075] tcp_rcv_state_process+0x5c61/0x6490 [ 67.998805] tcp_v4_do_rcv+0xb26/0xd90 [ 68.002663] tcp_v4_rcv+0x5b25/0x6750 [ 68.006438] ip_local_deliver_finish+0x6ed/0xd40 [ 68.011181] ip_local_deliver+0x43c/0x4e0 [ 68.015301] ip_rcv_finish+0x1253/0x16d0 [ 68.019335] ip_rcv+0x119d/0x16f0 [ 68.022775] __netif_receive_skb_core+0x47cf/0x4a80 [ 68.027775] process_backlog+0x62d/0xe20 [ 68.031809] net_rx_action+0x7c1/0x1a70 [ 68.035758] __do_softirq+0x56d/0x93d [ 68.039529] ================================================================== [ 68.046859] Disabling lock debugging due to kernel taint [ 68.052279] Kernel panic - not syncing: panic_on_warn set ... [ 68.052279] [ 68.059616] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G B 4.16.0+ #83 [ 68.067122] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.076449] Call Trace: [ 68.079013] [ 68.081150] dump_stack+0x185/0x1d0 [ 68.084754] panic+0x39d/0x940 [ 68.087933] ? tcp_parse_options+0xd74/0x1a30 [ 68.092403] kmsan_report+0x238/0x240 [ 68.096190] __msan_warning_32+0x6c/0xb0 [ 68.100233] tcp_parse_options+0xd74/0x1a30 [ 68.104536] tcp_validate_incoming+0x4f1/0x2790 [ 68.109186] tcp_rcv_state_process+0xb19/0x6490 [ 68.113833] ? __bpf_prog_run32+0x127/0x170 [ 68.118131] ? security_sock_rcv_skb+0x4c/0x1f0 [ 68.122792] tcp_v4_do_rcv+0xb26/0xd90 [ 68.126666] tcp_v4_rcv+0x5b25/0x6750 [ 68.130449] ? tcp_filter+0x270/0x270 [ 68.134229] ip_local_deliver_finish+0x6ed/0xd40 [ 68.138960] ip_local_deliver+0x43c/0x4e0 [ 68.143083] ? ip_local_deliver+0x4e0/0x4e0 [ 68.147382] ? ip_call_ra_chain+0x7b0/0x7b0 [ 68.151683] ip_rcv_finish+0x1253/0x16d0 [ 68.155730] ip_rcv+0x119d/0x16f0 [ 68.159159] ? ip_rcv+0x16f0/0x16f0 [ 68.162782] __netif_receive_skb_core+0x47cf/0x4a80 [ 68.167800] ? kmsan_internal_memset_shadow_inline+0xd0/0xd0 [ 68.173575] ? ip_local_deliver_finish+0xd40/0xd40 [ 68.178479] process_backlog+0x62d/0xe20 [ 68.182520] ? rps_trigger_softirq+0x2f0/0x2f0 [ 68.187083] net_rx_action+0x7c1/0x1a70 [ 68.191046] ? net_tx_action+0xab0/0xab0 [ 68.195097] __do_softirq+0x56d/0x93d [ 68.198885] irq_exit+0x202/0x240 [ 68.202315] exiting_irq+0xe/0x10 [ 68.205744] smp_apic_timer_interrupt+0x64/0x90 [ 68.210398] apic_timer_interrupt+0xf/0x20 [ 68.214605] [ 68.216828] RIP: 0010:default_idle+0x1fb/0x3c0 [ 68.221387] RSP: 0018:ffff8801df67fdf0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff12 [ 68.229073] RAX: ffff880203eb5440 RBX: 0000000000000000 RCX: ffff880000000000 [ 68.236322] RDX: ffff880203ab5440 RSI: aaaaaaaaaaaab000 RDI: ffffea0000000000 [ 68.243569] RBP: ffff8801df67fe28 R08: 0000000001080020 R09: 0000000000000002 [ 68.250818] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 68.258068] R13: ffff8801df5f3b00 R14: ffff8801df67fe8c R15: ffff8801df5f4418 [ 68.265328] ? __sched_text_end+0x1/0x1 [ 68.269284] arch_cpu_idle+0x20/0x30 [ 68.272978] do_idle+0x349/0x790 [ 68.276327] cpu_startup_entry+0x45/0x50 [ 68.280367] ? setup_APIC_timer+0x220/0x220 [ 68.284669] start_secondary+0x39d/0x470 [ 68.288712] secondary_startup_64+0xa5/0xb0 [ 68.293448] Dumping ftrace buffer: [ 68.296967] (ftrace buffer empty) [ 68.300647] Kernel Offset: disabled [ 68.304247] Rebooting in 86400 seconds..