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 '10.128.0.57' (ECDSA) to the list of known hosts. 2018/04/20 15:56:21 fuzzer started 2018/04/20 15:56:22 dialing manager at 10.128.0.26:40315 2018/04/20 15:56:28 kcov=true, comps=false 2018/04/20 15:56:31 executing program 0: bpf$PROG_LOAD(0x5, &(0x7f0000000240)={0x1, 0xf, &(0x7f0000000100)=ANY=[@ANYBLOB="180700000000000000000000028100008500000007000000cd070000000000009500000900000000498ce0bbf056f4ca7d5d2f8c17845ca9c198f374575c7c43fc896cd13a7f33cae549a911426b1f124afe0c100480d1d5b9e78b64c0a94752d87790fc3197d41c750a7b6f509a49c9df203324c8c81ae1749569"], &(0x7f0000000000)='GPL\x00', 0x1, 0xce, &(0x7f0000000400)=""/206, 0x40100}, 0x48) 2018/04/20 15:56:31 executing program 1: setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX(0xffffffffffffffff, 0x84, 0x6e, &(0x7f0000000000)=[@in={0x2, 0x4e20, @broadcast=0xffffffff}, @in={0x2, 0x0, @multicast1=0xe0000001}, @in={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, @in6={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}], 0x4c) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_buf(r0, 0x0, 0x60, &(0x7f0000000000), 0x0) 2018/04/20 15:56:31 executing program 7: perf_event_open(&(0x7f000001d000)={0x200000002, 0x70, 0x6, 0x108000001, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000044ff8)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$sock_int(r0, 0x1, 0x10, &(0x7f0000000040)=0x2, 0x4) sendmmsg$unix(r0, &(0x7f00000bd000), 0x80, 0x0) 2018/04/20 15:56:31 executing program 4: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000b3dfc8)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="280000002200090100000000000000000400000014000c0001"], 0x1}, 0x1}, 0x0) 2018/04/20 15:56:31 executing program 2: r0 = socket$key(0xf, 0x3, 0x2) r1 = socket$key(0xf, 0x3, 0x2) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000012000), 0x4) sendmsg$key(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000600)={0x2, 0xa, 0x0, 0x0, 0x2}, 0x10}, 0x1}, 0x0) sendmsg$key(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000140)={0x2, 0xa, 0x0, 0x0, 0x2}, 0x10}, 0x1}, 0x0) 2018/04/20 15:56:31 executing program 5: r0 = socket$nl_generic(0xa, 0x5, 0x84) ioctl$sock_SIOCETHTOOL(r0, 0x89f0, &(0x7f0000000b80)={'bridge0\x00', &(0x7f0000000040)=ANY=[@ANYBLOB="100000000000000002"]}) 2018/04/20 15:56:31 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000001400)={0x2, 0x4e21, @multicast2=0xe0000002}, 0x10) sendto$inet(r0, &(0x7f0000588fff), 0xffffffffffffff3e, 0x20020003, &(0x7f0000385ff0)={0x2, 0x4e21, @loopback=0x7f000001}, 0x10) r1 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$inet_MCAST_JOIN_GROUP(r1, 0x0, 0x2a, &(0x7f00000000c0)={0x2, {{0x2, 0x0, @multicast2=0xe0000002}}}, 0x88) connect(r0, &(0x7f00003cd000)=@ethernet, 0x10) 2018/04/20 15:56:31 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000040)="eaf40100", 0x4) sendmsg$IPVS_CMD_ZERO(r0, &(0x7f00000002c0)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000280)={&(0x7f0000000180)={0x14, 0x0, 0x0, 0x0, 0x0, {0x10}}, 0x14}, 0x1}, 0x0) syzkaller login: [ 43.807185] ip (3881) used greatest stack depth: 54200 bytes left [ 44.012370] ip (3899) used greatest stack depth: 53960 bytes left [ 44.149857] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.156357] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.183389] device bridge_slave_0 entered promiscuous mode [ 44.341445] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.347930] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.384981] device bridge_slave_1 entered promiscuous mode [ 44.394851] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.401329] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.440518] device bridge_slave_0 entered promiscuous mode [ 44.486374] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.492843] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.515601] device bridge_slave_0 entered promiscuous mode [ 44.532474] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.538976] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.556953] device bridge_slave_0 entered promiscuous mode [ 44.574181] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.580636] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.603387] device bridge_slave_0 entered promiscuous mode [ 44.616299] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.628472] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.634901] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.662953] device bridge_slave_0 entered promiscuous mode [ 44.675605] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.682123] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.705812] device bridge_slave_0 entered promiscuous mode [ 44.725841] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.732324] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.748967] device bridge_slave_1 entered promiscuous mode [ 44.758248] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.764738] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.773983] device bridge_slave_0 entered promiscuous mode [ 44.791554] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.798104] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.815678] device bridge_slave_1 entered promiscuous mode [ 44.824384] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.831493] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.837981] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.862942] device bridge_slave_1 entered promiscuous mode [ 44.875487] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.881941] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.910447] device bridge_slave_1 entered promiscuous mode [ 44.936245] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.942739] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.953104] device bridge_slave_1 entered promiscuous mode [ 44.959786] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.966274] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.993596] device bridge_slave_1 entered promiscuous mode [ 45.018574] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 45.025744] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.032196] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.040688] device bridge_slave_1 entered promiscuous mode [ 45.054770] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 45.065615] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 45.072906] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 45.124679] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 45.168492] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 45.180108] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 45.241353] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 45.263858] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 45.299983] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 45.315486] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 45.353620] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 45.402304] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 45.453585] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 45.755967] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.959977] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 46.126735] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 46.250585] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 46.271105] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 46.333063] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 46.358240] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 46.372225] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 46.392893] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 46.447794] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 46.459108] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 46.491781] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 46.601381] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 46.611016] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 46.651727] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 46.663581] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 46.972375] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 47.174204] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 47.264922] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 47.354474] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.364129] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.383781] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.444428] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 47.462589] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 47.483610] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 47.587142] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 47.595148] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.613155] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.647172] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 47.657715] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 47.673995] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 47.689337] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 47.703781] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 47.711489] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 47.754415] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.761606] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.776488] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.830594] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 47.884128] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.895667] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 47.902561] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.929541] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.956196] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 47.968337] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.978445] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.990214] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 48.023806] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 48.031354] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 48.038930] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.076748] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 48.122415] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 48.129731] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.144074] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 48.170437] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 48.177791] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.202854] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 48.232726] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 48.240528] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.266782] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 48.286690] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 48.293917] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.314993] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 48.331375] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 48.338490] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.353406] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 48.362948] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 48.370163] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.382750] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 48.400237] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 48.414243] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 48.426842] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.465556] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 48.491700] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.515758] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 48.546412] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 48.553600] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.568683] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 48.608997] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 48.618058] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.639551] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 50.192979] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.199484] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.206379] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.212837] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.264537] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 50.271702] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 50.333657] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.340151] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.347068] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.353522] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.420946] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 50.526389] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.532873] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.539748] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.546205] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.632335] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 50.659676] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.666158] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.673018] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.679491] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.715921] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 50.730593] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.737113] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.743946] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.750423] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.812120] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 50.829008] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.835511] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.842337] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.848794] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.898960] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 50.908919] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.915401] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.922288] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.928750] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.952259] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 50.974809] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.981286] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.988173] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.994629] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.044614] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 51.295330] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.310147] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.349682] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.380638] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.401676] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.409814] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.417912] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.612508] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 59.807737] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 59.841854] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 59.924836] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 60.034224] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 60.251750] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 60.387386] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 60.400597] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 60.453900] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 60.460143] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.472432] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.602661] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 60.608898] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.621596] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.683226] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 60.689456] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.701397] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.737461] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 60.749393] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.784659] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.984578] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 60.990814] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.000838] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.061956] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 61.068268] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.080540] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.120704] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 61.130470] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.169432] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.240917] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 61.247171] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.257630] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready 2018/04/20 15:56:58 executing program 0: recvmmsg(0xffffffffffffffff, &(0x7f0000001ac0)=[{{&(0x7f0000000040)=@un=@abs, 0x80, &(0x7f0000001100)=[{&(0x7f00000000c0)=""/4096, 0x1000}, {&(0x7f00000010c0)=""/25, 0x19}], 0x2, &(0x7f0000001140)=""/243, 0xf3, 0x2}}, {{&(0x7f0000001240)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @remote}}}, 0x80, &(0x7f0000001580)=[{&(0x7f00000012c0)=""/85, 0x55}, {&(0x7f0000001340)=""/177, 0xb1}, {&(0x7f0000001400)=""/225, 0xe1}, {&(0x7f0000001500)=""/75, 0x4b}], 0x4, &(0x7f00000015c0)=""/20, 0x14, 0xfffffffffffffffe}, 0x1ff}, {{0x0, 0x0, &(0x7f0000001900)=[{&(0x7f0000001600)}, {&(0x7f0000001640)=""/67, 0x43}, {&(0x7f00000016c0)=""/252, 0xfc}, {&(0x7f00000017c0)=""/113, 0x71}, {&(0x7f0000001840)=""/165, 0xa5}], 0x5, 0x0, 0x0, 0x7b}, 0x17}, {{&(0x7f0000001980)=@nfc_llcp, 0x80, &(0x7f0000001a80)=[{&(0x7f0000001a00)=""/110, 0x6e}], 0x1, 0x0, 0x0, 0x127ec00000}, 0x4}], 0x4, 0x40000040, &(0x7f0000001bc0)={0x0, 0x989680}) accept$nfc_llcp(r0, &(0x7f0000001c00), &(0x7f0000001c80)=0x60) r1 = socket(0xa, 0x3, 0x2) ioctl$fiemap(r1, 0xc020660b, &(0x7f0000000000)=ANY=[@ANYBLOB="da33d792cd790e16d7000000000000000000000002"]) getsockopt$IP_VS_SO_GET_DAEMON(r1, 0x0, 0x487, &(0x7f0000001600), &(0x7f0000001cc0)=0x30) ioctl(r1, 0x8916, &(0x7f0000000000)) 2018/04/20 15:56:58 executing program 5: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$sock_int(r0, 0x1, 0xf, &(0x7f0000d1c000)=0x6, 0x4) bind$inet6(r0, &(0x7f0000000100)={0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}}, 0x1c) 2018/04/20 15:56:58 executing program 7: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000040)="eaff0000", 0x4) write$binfmt_misc(r0, &(0x7f0000000000)={'syz0'}, 0x4) 2018/04/20 15:56:58 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0x31, &(0x7f0000000000)=0x100, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) syz_emit_ethernet(0x2a, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv4={0x800, {{0x5, 0x4, 0x0, 0x0, 0x1c, 0x0, 0x0, 0x0, 0x11, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}, @broadcast=0xffffffff}, @udp={0x0, 0x4e20, 0x8}}}}}, 0x0) 2018/04/20 15:56:58 executing program 1: r0 = syz_open_procfs(0x0, &(0x7f0000000080)='net/ip_tables_names\x00') pread64(r0, &(0x7f0000000380)=""/8, 0xfffffffffffffde0, 0x0) 2018/04/20 15:56:58 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000001400)={0x2, 0x4e21, @multicast2=0xe0000002}, 0x10) sendto$inet(r0, &(0x7f0000588fff), 0xffffffffffffff3e, 0x20020003, &(0x7f0000385ff0)={0x2, 0x4e21, @loopback=0x7f000001}, 0x10) r1 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$inet_MCAST_JOIN_GROUP(r1, 0x0, 0x2a, &(0x7f00000000c0)={0x2, {{0x2, 0x0, @multicast2=0xe0000002}}}, 0x88) connect(r0, &(0x7f00003cd000)=@ethernet, 0x10) 2018/04/20 15:56:58 executing program 6: r0 = socket$inet6(0xa, 0x2000000000001, 0x0) setsockopt$sock_int(r0, 0x1, 0xf, &(0x7f0000687000)=0x100009, 0x4) bind$inet6(r0, &(0x7f0000402000)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/20 15:56:58 executing program 2: r0 = socket$inet(0x2, 0x802, 0x0) setsockopt$EBT_SO_SET_ENTRIES(r0, 0x0, 0x80, &(0x7f0000000580)=@broute={'broute\x00', 0x20, 0x2, 0x230, [0x0, 0x0, 0x0, 0x0, 0x0, 0x20000040], 0x0, &(0x7f0000000280), &(0x7f0000000040)=[{0x0, '\x00', 0x0, 0xffffffffffffffff}, {0x0, '\x00', 0x0, 0xffffffffffffffff, 0x2, [{{{0x11, 0x0, 0x0, 'dummy0\x00', 'vlan0\x00', 'ip6gre0\x00', 'vcan0\x00', @empty, [], @empty, [], 0x70, 0xa0, 0xe8}, [@common=@CLASSIFY={'CLASSIFY\x00', 0x8}]}, @common=@RATEEST={'RATEEST\x00', 0x20, {{"73797a30023000"}}}}, {{{0x1d, 0x0, 0x0, 'teql0\x00', 'vcan0\x00', 'vlan0\x00', 'ifb0\x00', @random="56190635f233", [], @random="d238742a69de", [], 0x70, 0x70, 0xb8}}, @common=@RATEEST={'RATEEST\x00', 0x20, {{'syz0\x00'}}}}]}, {0x0, '\x00', 0x2, 0xfffffffffffffffc}]}, 0x2a8) 2018/04/20 15:56:58 executing program 5: syz_emit_ethernet(0x36, &(0x7f0000af0000)={@broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], @local={[0xaa, 0xaa, 0xaa, 0xaa], 0xffffffffffffffff}, [], {@ipv4={0x800, {{0x5, 0x4, 0x0, 0x0, 0x28, 0x0, 0x0, 0x0, 0x2f, 0x0, @rand_addr, @multicast1=0xe0000001}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x5}}}}}}, &(0x7f0000000000)) 2018/04/20 15:56:58 executing program 2: 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={&(0x7f0000a3c000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x1, 0x0) r1 = socket$unix(0x1, 0x1, 0x0) bind$unix(r1, &(0x7f0000003000)=@file={0x1, "e91f7189591e9233614b00"}, 0xc) listen(r1, 0x0) connect$unix(r0, &(0x7f000066fff4)=@file={0x1, "e91f7189591e9233614b00"}, 0xc) connect$unix(r0, &(0x7f000068eff4)=@file={0x1, "e91f7189591e9233614b00"}, 0xc) close(r1) 2018/04/20 15:56:58 executing program 1: 2018/04/20 15:56:58 executing program 6: 2018/04/20 15:56:58 executing program 4: 2018/04/20 15:56:58 executing program 0: 2018/04/20 15:56:58 executing program 7: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x3, &(0x7f0000000040)='\x00\x00\x00\x00', 0x4) 2018/04/20 15:56:59 executing program 1: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = perf_event_open(&(0x7f0000014f88)={0x1, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f00002c3000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/20 15:56:59 executing program 0: r0 = socket(0x18, 0x0, 0x40000000001) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x0, {0xa}}}, 0x32) 2018/04/20 15:56:59 executing program 6: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000800)={&(0x7f00000003c0)={0x10}, 0xc, &(0x7f00000007c0)={&(0x7f00000024c0)=ANY=[@ANYBLOB="ac000000210001030000000000000000e0000001000000000000000000000000fe8000000000000000000000000000bb00000000000000000000000000000000", @ANYRES32=0x0, @ANYBLOB="00000000000000005c0011000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000059ded2a79c3ea69744871120810000000000000000fe8000000000000000000000000002000000000000000000000000009f8dd2be8f2b623eb3785a329d58b1c06819ff7fb6879e813924b668199e18ce2421d3bec71a77e0baa8872b048c08873625a175577be9ad96baa545c674c23babbf215fb7aa5494abfd22c70e7ccf40da8d8710e89272c960de795a6ccfbd56c0867c48a32e98"], 0x3}, 0x1}, 0x0) 2018/04/20 15:56:59 executing program 4: 2018/04/20 15:56:59 executing program 5: syz_emit_ethernet(0x36, &(0x7f0000af0000)={@broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], @local={[0xaa, 0xaa, 0xaa, 0xaa], 0xffffffffffffffff}, [], {@ipv4={0x800, {{0x5, 0x4, 0x0, 0x0, 0x28, 0x0, 0x0, 0x0, 0x2f, 0x0, @rand_addr, @multicast1=0xe0000001}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x5}}}}}}, &(0x7f0000000000)) 2018/04/20 15:56:59 executing program 1: 2018/04/20 15:56:59 executing program 7: 2018/04/20 15:56:59 executing program 4: 2018/04/20 15:56:59 executing program 6: 2018/04/20 15:56:59 executing program 0: 2018/04/20 15:56:59 executing program 2: perf_event_open(&(0x7f0000940000)={0x2, 0x70, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000a3c000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x1, 0x0) r1 = socket$unix(0x1, 0x1, 0x0) bind$unix(r1, &(0x7f0000003000)=@file={0x1, "e91f7189591e9233614b00"}, 0xc) listen(r1, 0x0) connect$unix(r0, &(0x7f000066fff4)=@file={0x1, "e91f7189591e9233614b00"}, 0xc) connect$unix(r0, &(0x7f000068eff4)=@file={0x1, "e91f7189591e9233614b00"}, 0xc) close(r1) 2018/04/20 15:56:59 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000001400)={0x2, 0x4e21, @multicast2=0xe0000002}, 0x10) sendto$inet(r0, &(0x7f0000588fff), 0xffffffffffffff3e, 0x20020003, &(0x7f0000385ff0)={0x2, 0x4e21, @loopback=0x7f000001}, 0x10) r1 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$inet_MCAST_JOIN_GROUP(r1, 0x0, 0x2a, &(0x7f00000000c0)={0x2, {{0x2, 0x0, @multicast2=0xe0000002}}}, 0x88) connect(r0, &(0x7f00003cd000)=@ethernet, 0x10) 2018/04/20 15:56:59 executing program 7: 2018/04/20 15:56:59 executing program 4: 2018/04/20 15:56:59 executing program 1: socket$packet(0x11, 0x2, 0x300) perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0x71}, 0x0, 0x0, 0xffffffffffffffff, 0x0) getsockopt$IP_VS_SO_GET_DESTS(0xffffffffffffffff, 0x0, 0x484, &(0x7f0000000040)=""/2, &(0x7f0000000080)=0x2) r0 = socket$inet6(0xa, 0x80003, 0xa) connect$inet6(r0, &(0x7f0000032fe4)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x5}, 0x1c) sendmmsg(r0, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000001180), 0x240, &(0x7f00000011c0)}}], 0x249, 0x0) 2018/04/20 15:56:59 executing program 6: setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX(0xffffffffffffffff, 0x84, 0x6e, &(0x7f0000000000)=[@in={0x2, 0x0, @broadcast=0xffffffff}, @in={0x2, 0x0, @multicast1=0xe0000001}, @in={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, @in6={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}], 0x4c) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_buf(r0, 0x0, 0x60, &(0x7f0000000000), 0x0) 2018/04/20 15:57:00 executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000240)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f00000000c0)={&(0x7f0000000140)=ANY=[@ANYBLOB="1400000022009f0300005d000000000006000000"], 0x1}, 0x1}, 0x0) read(r0, &(0x7f0000000080)=""/12, 0xc) 2018/04/20 15:57:00 executing program 5: r0 = socket$inet(0x2, 0x2, 0x0) dup(0xffffffffffffffff) perf_event_open(&(0x7f000001d000)={0x200000002, 0x70, 0x6, 0x108000001, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, &(0x7f0000000080), &(0x7f0000000100)=0x4) recvmsg(r0, &(0x7f00000013c0)={&(0x7f0000000000)=@in6={0x0, 0x0, 0x0, @dev}, 0x80, &(0x7f0000001200), 0x0, &(0x7f0000001340)=""/66, 0x42}, 0x0) fcntl$getown(0xffffffffffffffff, 0x9) shutdown(r0, 0x0) 2018/04/20 15:57:00 executing program 7: perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0x71}, 0x0, 0x0, 0xffffffffffffffff, 0x0) getsockopt$IP_VS_SO_GET_DESTS(0xffffffffffffffff, 0x0, 0x484, &(0x7f0000000040)=""/2, &(0x7f0000000080)=0x2) clone(0x200, &(0x7f0000000080), &(0x7f0000000180), &(0x7f0000000400), &(0x7f0000000300)) 2018/04/20 15:57:00 executing program 4: r0 = socket$inet6(0xa, 0x1, 0x0) bind$inet6(r0, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r0, 0x0) syz_emit_ethernet(0x4a, &(0x7f0000000000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) 2018/04/20 15:57:00 executing program 6: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_MCAST_JOIN_GROUP(r0, 0x0, 0x2a, &(0x7f0000fa9000)={0x1, {{0x2, 0x0, @multicast2=0xe0000002}}}, 0x90) setsockopt$inet_MCAST_JOIN_GROUP(r0, 0x0, 0x2a, &(0x7f0000000000)={0x1, {{0x2, 0x0, @multicast1=0xe0000001}}}, 0x88) setsockopt$inet_MCAST_MSFILTER(r0, 0x0, 0x30, &(0x7f00000002c0)=ANY=[@ANYBLOB="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"], 0x1) 2018/04/20 15:57:00 executing program 1: socket$packet(0x11, 0x2, 0x300) perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0x71}, 0x0, 0x0, 0xffffffffffffffff, 0x0) getsockopt$IP_VS_SO_GET_DESTS(0xffffffffffffffff, 0x0, 0x484, &(0x7f0000000040)=""/2, &(0x7f0000000080)=0x2) r0 = socket$inet6(0xa, 0x80003, 0xa) connect$inet6(r0, &(0x7f0000032fe4)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x5}, 0x1c) sendmmsg(r0, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000001180), 0x240, &(0x7f00000011c0)}}], 0x249, 0x0) 2018/04/20 15:57:00 executing program 2: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x0, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000040)="eaff0000", 0x4) 2018/04/20 15:57:00 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000001400)={0x2, 0x4e21, @multicast2=0xe0000002}, 0x10) sendto$inet(r0, &(0x7f0000588fff), 0xffffffffffffff3e, 0x20020003, &(0x7f0000385ff0)={0x2, 0x4e21, @loopback=0x7f000001}, 0x10) r1 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$inet_MCAST_JOIN_GROUP(r1, 0x0, 0x2a, &(0x7f00000000c0)={0x2, {{0x2, 0x0, @multicast2=0xe0000002}}}, 0x88) connect(r0, &(0x7f00003cd000)=@ethernet, 0x10) [ 69.649686] TCP: request_sock_TCPv6: Possible SYN flooding on port 20000. Sending cookies. Check SNMP counters. 2018/04/20 15:57:00 executing program 6: 2018/04/20 15:57:00 executing program 2: syz_emit_ethernet(0x4a, &(0x7f0000000000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x0, 0x41424344, 0x41424344, 0x0, 0x0, 0x5}}}}}}}, &(0x7f00000002c0)) 2018/04/20 15:57:00 executing program 4: epoll_create1(0x0) mq_open(&(0x7f000004b000)="2f24630200000000000000", 0x0, 0x0, &(0x7f000004b000)={0x3}) perf_event_open(&(0x7f0000940000)={0x2, 0x78, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7ff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) pselect6(0x40, &(0x7f00000abfc0)={0x3ffffd}, &(0x7f0000768000), &(0x7f00007fbfc0), &(0x7f0000f22000)={0x0, 0x989680}, &(0x7f0000f14000)={&(0x7f0000553ff8), 0x8}) 2018/04/20 15:57:00 executing program 6: r0 = socket(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f00009d3000)={&(0x7f0000c15000)={0x10}, 0xc, &(0x7f00001e5ff0)={&(0x7f0000000100)=ANY=[@ANYBLOB="280000001200db6100000000000000001413b606000000000000000000000000c80000800000000000000000"], 0x1}, 0x1}, 0x0) recvfrom$unix(r0, &(0x7f0000000000)=""/85, 0x55, 0x0, &(0x7f0000000080)=@file={0x1, './file0\x00'}, 0x6e) 2018/04/20 15:57:00 executing program 7: perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0x71}, 0x0, 0x0, 0xffffffffffffffff, 0x0) getsockopt$IP_VS_SO_GET_DESTS(0xffffffffffffffff, 0x0, 0x484, &(0x7f0000000040)=""/2, &(0x7f0000000080)=0x2) r0 = socket$inet(0x2, 0x80000000003, 0x4000000ff) setsockopt$inet_opts(r0, 0x0, 0x4, &(0x7f00006ec000), 0x0) sendto$inet(0xffffffffffffffff, &(0x7f0000000780), 0x0, 0x0, &(0x7f0000653ff0)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) sendmsg$nl_crypto(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f00000002c0)={0x10}, 0x4, &(0x7f0000000400)={&(0x7f0000000300)=ANY=[]}, 0x1}, 0x0) ioctl$sock_SIOCGIFCONF(0xffffffffffffffff, 0x8910, &(0x7f00000003c0)=@buf={0x0, &(0x7f0000000500)}) ioctl$sock_netrom_SIOCGSTAMPNS(0xffffffffffffffff, 0x8907, &(0x7f0000000300)) 2018/04/20 15:57:01 executing program 2: 2018/04/20 15:57:01 executing program 4: r0 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000000)={0x0, 0x0, 0xd43f58e118afee75}, 0x4) r1 = socket$inet_udp(0x2, 0x2, 0x0) connect$inet(r1, &(0x7f0000000040)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r1, &(0x7f0000762fff), 0xfdc7, 0x0, &(0x7f000057bff0)={0x2, 0x4e20, @multicast1=0xe0000001}, 0x10) 2018/04/20 15:57:01 executing program 7: r0 = socket$inet6(0xa, 0x1, 0x0) setsockopt$sock_int(r0, 0x1, 0xf, &(0x7f0000000000)=0x3, 0x4) bind$inet6(r0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x2}, 0x1c) 2018/04/20 15:57:01 executing program 1: socket$packet(0x11, 0x2, 0x300) ioctl$int_out(0xffffffffffffffff, 0x0, &(0x7f0000000100)) perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0x71}, 0x0, 0x0, 0xffffffffffffffff, 0x0) getsockopt$IP_VS_SO_GET_DESTS(0xffffffffffffffff, 0x0, 0x484, &(0x7f0000000040)=""/2, &(0x7f0000000080)=0x2) r0 = socket$inet6(0xa, 0x80003, 0xa) connect$inet6(r0, &(0x7f0000032fe4)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x5}, 0x1c) sendmmsg(r0, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000001180), 0x240, &(0x7f00000011c0)}}], 0x249, 0x0) 2018/04/20 15:57:01 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000001400)={0x2, 0x4e21, @multicast2=0xe0000002}, 0x10) sendto$inet(r0, &(0x7f0000588fff), 0xffffffffffffff3e, 0x20020003, &(0x7f0000385ff0)={0x2, 0x4e21, @loopback=0x7f000001}, 0x10) socket$inet_udp(0x2, 0x2, 0x0) connect(r0, &(0x7f00003cd000)=@ethernet, 0x10) 2018/04/20 15:57:01 executing program 5: 2018/04/20 15:57:01 executing program 6: 2018/04/20 15:57:01 executing program 0: 2018/04/20 15:57:02 executing program 0: 2018/04/20 15:57:02 executing program 2: 2018/04/20 15:57:02 executing program 7: 2018/04/20 15:57:02 executing program 5: 2018/04/20 15:57:02 executing program 6: 2018/04/20 15:57:02 executing program 5: 2018/04/20 15:57:02 executing program 2: 2018/04/20 15:57:02 executing program 0: 2018/04/20 15:57:02 executing program 6: 2018/04/20 15:57:02 executing program 7: 2018/04/20 15:57:02 executing program 4: 2018/04/20 15:57:02 executing program 2: 2018/04/20 15:57:02 executing program 0: 2018/04/20 15:57:02 executing program 5: 2018/04/20 15:57:02 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000001400)={0x2, 0x4e21, @multicast2=0xe0000002}, 0x10) sendto$inet(r0, &(0x7f0000588fff), 0xffffffffffffff3e, 0x20020003, &(0x7f0000385ff0)={0x2, 0x4e21, @loopback=0x7f000001}, 0x10) connect(r0, &(0x7f00003cd000)=@ethernet, 0x10) 2018/04/20 15:57:02 executing program 1: socket$packet(0x11, 0x2, 0x300) ioctl$int_out(0xffffffffffffffff, 0x0, &(0x7f0000000100)) perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0x71}, 0x0, 0x0, 0xffffffffffffffff, 0x0) getsockopt$IP_VS_SO_GET_DESTS(0xffffffffffffffff, 0x0, 0x484, &(0x7f0000000040)=""/2, &(0x7f0000000080)=0x2) r0 = socket$inet6(0xa, 0x80003, 0xa) connect$inet6(r0, &(0x7f0000032fe4)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x5}, 0x1c) sendmmsg(r0, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000001180), 0x240, &(0x7f00000011c0)}}], 0x249, 0x0) 2018/04/20 15:57:02 executing program 0: 2018/04/20 15:57:02 executing program 7: 2018/04/20 15:57:02 executing program 2: 2018/04/20 15:57:02 executing program 5: 2018/04/20 15:57:02 executing program 6: 2018/04/20 15:57:02 executing program 4: 2018/04/20 15:57:03 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x4e20, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x2}, 0x1c) syz_emit_ethernet(0x3e, &(0x7f00000001c0)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa]}, [], {@ipv6={0x86dd, {0x0, 0x6, "50a09c", 0x8, 0xffffff11, 0x0, @remote={0xfe, 0x80, [], 0xbb}, @local={0xfe, 0x80, [], 0xaa}, {[], @udp={0x4e20, 0x4e20, 0x8}}}}}}, &(0x7f0000000040)) 2018/04/20 15:57:03 executing program 2: r0 = socket(0x10, 0x803, 0x0) sendto(r0, &(0x7f0000000040)="120000001200e7ff00ffe90009144a000ae9", 0x12, 0x0, 0x0, 0x0) 2018/04/20 15:57:03 executing program 0: 2018/04/20 15:57:03 executing program 6: r0 = syz_open_procfs(0x0, &(0x7f00000000c0)='pagemap\x00') dup3(0xffffffffffffffff, 0xffffffffffffffff, 0x0) pread64(r0, &(0x7f0000000380)=""/8, 0xd90d99f4, 0x0) 2018/04/20 15:57:03 executing program 7: 2018/04/20 15:57:03 executing program 5: 2018/04/20 15:57:03 executing program 0: 2018/04/20 15:57:03 executing program 2: 2018/04/20 15:57:03 executing program 4: 2018/04/20 15:57:03 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000001400)={0x2, 0x4e21, @multicast2=0xe0000002}, 0x10) connect(r0, &(0x7f00003cd000)=@ethernet, 0x10) 2018/04/20 15:57:03 executing program 1: socket$packet(0x11, 0x2, 0x300) ioctl$int_out(0xffffffffffffffff, 0x0, &(0x7f0000000100)) perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0x71}, 0x0, 0x0, 0xffffffffffffffff, 0x0) getsockopt$IP_VS_SO_GET_DESTS(0xffffffffffffffff, 0x0, 0x484, &(0x7f0000000040)=""/2, &(0x7f0000000080)=0x2) r0 = socket$inet6(0xa, 0x80003, 0xa) connect$inet6(r0, &(0x7f0000032fe4)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x5}, 0x1c) sendmmsg(r0, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000001180), 0x240, &(0x7f00000011c0)}}], 0x249, 0x0) 2018/04/20 15:57:03 executing program 2: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmsg$inet_sctp(r0, &(0x7f0000fd7000)={&(0x7f0000139ff0)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000000000)=[{&(0x7f0000718f0a)="be", 0x1}], 0x1, &(0x7f0000000140)}, 0x0) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x0, &(0x7f00000c3000)=[@sndrcv={0x30, 0x84, 0x1, {0x0, 0x0, 0x207}}], 0x30}], 0x1, 0x0) 2018/04/20 15:57:03 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000001400)={0x2, 0x4e21, @multicast2=0xe0000002}, 0x10) connect(r0, &(0x7f00003cd000)=@ethernet, 0x10) 2018/04/20 15:57:03 executing program 0: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f00009ecf78)={0x0, {{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}}, 0x2ef) bind$inet6(r0, &(0x7f0000f13000)={0xa, 0x4e22}, 0x1c) syz_emit_ethernet(0xdb, &(0x7f00000000c0)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x8, 0x11, 0x0, @empty, @mcast2={0xff, 0x2, [], 0x1}, {[], @udp={0x0, 0x4e22, 0x8}}}}}}, &(0x7f0000000280)) 2018/04/20 15:57:03 executing program 7: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000ea2000)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, {{0xa, 0x0, 0x0, @loopback={0x0, 0x1}}}}, 0x108) 2018/04/20 15:57:03 executing program 5: r0 = socket$inet_tcp(0x2, 0x1, 0x0) fremovexattr(r0, &(0x7f0000000280)=ANY=[]) 2018/04/20 15:57:03 executing program 4: r0 = socket$inet(0x2, 0x2, 0x0) setsockopt$inet_int(r0, 0x0, 0x400000000b, &(0x7f0000778ffc)=0x100000001, 0x4) sendto$inet(r0, &(0x7f0000000140), 0x0, 0x0, &(0x7f0000000240)={0x2, 0x4e20, @loopback=0x7f000001}, 0x10) recvmsg(r0, &(0x7f0000000540)={&(0x7f00000000c0)=@nfc_llcp, 0x80, &(0x7f00000004c0)}, 0x0) 2018/04/20 15:57:03 executing program 5: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x0, &(0x7f0000000000)={@multicast1=0xe0000001, @loopback=0x7f000001}, 0xb6) setsockopt$inet_MCAST_JOIN_GROUP(r0, 0x0, 0x2a, &(0x7f000043e000)={0x1, {{0x2, 0x0, @multicast1=0xe0000001}}}, 0x90) getsockopt$inet_buf(r0, 0x0, 0x29, &(0x7f0000000000)=""/145, &(0x7f0000695ffc)=0x314) 2018/04/20 15:57:04 executing program 7: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000ea2000)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, {{0xa, 0x0, 0x0, @loopback={0x0, 0x1}}}}, 0x108) 2018/04/20 15:57:04 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000001400)={0x2, 0x4e21, @multicast2=0xe0000002}, 0x10) connect(r0, &(0x7f00003cd000)=@ethernet, 0x10) 2018/04/20 15:57:04 executing program 4: syz_emit_ethernet(0x36, &(0x7f0000007000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @empty, [], {@ipv4={0x800, {{0x5, 0x4, 0x0, 0x0, 0x28, 0x0, 0x0, 0x0, 0x6, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}, @multicast1=0xe0000001}, @tcp={{0x0, 0x4e20, 0x42424242, 0x42424242, 0x0, 0x0, 0x5}}}}}}, 0x0) 2018/04/20 15:57:04 executing program 0: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000040)="eaff0000", 0x4) write$binfmt_misc(r0, &(0x7f0000000000)={'syz0', "cc373d"}, 0x7) 2018/04/20 15:57:04 executing program 5: r0 = socket$inet_udp(0x2, 0x2, 0x0) sendto$inet(r0, &(0x7f0000000040), 0x0, 0x8000, &(0x7f0000000100)={0x2, 0x4e22, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) sendto$inet(r0, &(0x7f00009fc000), 0x5fa, 0x8000, &(0x7f0000357000)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) sendto$inet(r0, &(0x7f0000000180), 0x0, 0x0, 0x0, 0x0) 2018/04/20 15:57:04 executing program 1: bpf$MAP_DELETE_ELEM(0x3, &(0x7f00000001c0)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x7, 0xd8}, 0x2c) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r0, 0x50, &(0x7f00000000c0)}, 0x10) socketpair$inet(0x7fffffffefff, 0x2000, 0x0, &(0x7f0000000080)) 2018/04/20 15:57:04 executing program 2: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmsg$inet_sctp(r0, &(0x7f0000fd7000)={&(0x7f0000139ff0)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000000000)=[{&(0x7f0000718f0a)="be", 0x1}], 0x1, &(0x7f0000000140)}, 0x0) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x0, &(0x7f00000c3000)=[@sndrcv={0x30, 0x84, 0x1, {0x0, 0x0, 0x207}}], 0x30}], 0x1, 0x0) 2018/04/20 15:57:04 executing program 6: bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4, 0x209}, 0x2c) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0xffffffffffffffcc, &(0x7f0000001300)=""/251}, 0x14) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r0, 0x50, &(0x7f00000000c0)}, 0x10) socketpair$inet(0x8, 0x1, 0x0, &(0x7f0000000080)) [ 73.683072] ================================================================== [ 73.690494] BUG: KMSAN: uninit-value in csum_partial+0x78e/0x850 [ 73.696644] CPU: 0 PID: 6055 Comm: syz-executor5 Not tainted 4.16.0+ #84 [ 73.703478] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.712823] Call Trace: [ 73.715399] [ 73.717550] dump_stack+0x185/0x1d0 [ 73.721182] ? csum_partial+0x78e/0x850 [ 73.725156] kmsan_report+0x142/0x240 [ 73.728953] __msan_warning_32+0x6c/0xb0 [ 73.733012] csum_partial+0x78e/0x850 [ 73.736819] csum_partial_ext+0x89/0xa0 [ 73.740792] __skb_checksum+0x6d4/0x1010 [ 73.744857] ? skb_checksum+0x120/0x120 [ 73.748830] skb_checksum+0xec/0x120 [ 73.752540] ? skb_checksum+0x120/0x120 [ 73.756509] ? csum_partial_ext+0xa0/0xa0 [ 73.760659] __skb_checksum_complete+0x90/0x400 [ 73.765327] __udp4_lib_rcv+0x3156/0x4740 [ 73.769484] udp_rcv+0x5c/0x70 [ 73.772670] ? udp_v4_early_demux+0x1cd0/0x1cd0 [ 73.777338] ip_local_deliver_finish+0x6ed/0xd40 [ 73.782098] ip_local_deliver+0x43c/0x4e0 [ 73.786260] ? ip_local_deliver+0x4e0/0x4e0 [ 73.790603] ? ip_call_ra_chain+0x7b0/0x7b0 [ 73.794919] ip_rcv_finish+0x1253/0x16d0 [ 73.798978] ip_rcv+0x119d/0x16f0 [ 73.802426] ? ip_rcv+0x16f0/0x16f0 [ 73.806061] __netif_receive_skb_core+0x47cf/0x4a80 [ 73.811076] ? try_to_wake_up+0x1ab2/0x20a0 [ 73.815399] ? kmsan_internal_memset_shadow_inline+0xc0/0xd0 [ 73.821196] ? ip_local_deliver_finish+0xd40/0xd40 [ 73.826125] process_backlog+0x62d/0xe20 2018/04/20 15:57:04 executing program 7: r0 = openat$rtc(0xffffffffffffff9c, &(0x7f0000001000)='/dev/rtc\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x7000)=nil, 0x7000, 0x1, 0x18071, 0xffffffffffffffff, 0x0) ioctl$sock_inet_tcp_SIOCATMARK(r0, 0x4024700a, &(0x7f0000002498)) 2018/04/20 15:57:04 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) sendto$inet(r0, &(0x7f0000588fff), 0xffffffffffffff3e, 0x20020003, &(0x7f0000385ff0)={0x2, 0x4e21, @loopback=0x7f000001}, 0x10) connect(r0, &(0x7f00003cd000)=@ethernet, 0x10) [ 73.830205] ? rps_trigger_softirq+0x2f0/0x2f0 [ 73.834784] net_rx_action+0x7c1/0x1a70 [ 73.838760] ? net_tx_action+0xab0/0xab0 [ 73.842820] __do_softirq+0x56d/0x93d [ 73.846622] do_softirq_own_stack+0x2a/0x40 [ 73.850930] [ 73.853172] __local_bh_enable_ip+0x114/0x140 [ 73.857663] local_bh_enable+0x36/0x40 [ 73.861552] ip_finish_output2+0x124e/0x1380 [ 73.865959] ip_finish_output+0xcb0/0xff0 [ 73.870101] ip_output+0x502/0x5c0 [ 73.873625] ? ip_mc_finish_output+0x3b0/0x3b0 [ 73.878192] ? ip_finish_output+0xff0/0xff0 [ 73.882493] ip_send_skb+0x5f3/0x820 [ 73.886189] ? __ip_local_out+0x5b0/0x5b0 [ 73.890326] udp_send_skb+0xe97/0x1320 [ 73.894204] udp_sendmsg+0xa24/0x3180 [ 73.897986] ? ip_copy_metadata+0xac0/0xac0 [ 73.902292] ? do_futex+0x284a/0x6ad0 [ 73.906077] ? kmsan_set_origin_inline+0x6b/0x120 [ 73.910901] ? __msan_poison_alloca+0x15c/0x1d0 [ 73.915552] ? __fget_light+0x56/0x710 [ 73.919422] ? udp_send_skb+0x1320/0x1320 [ 73.923549] inet_sendmsg+0x48d/0x740 [ 73.927333] ? security_socket_sendmsg+0x9e/0x210 [ 73.932162] ? inet_getname+0x500/0x500 [ 73.936120] SYSC_sendto+0x6c3/0x7e0 [ 73.939816] ? prepare_exit_to_usermode+0x4a/0x3a0 [ 73.944726] ? __msan_metadata_ptr_for_store_4+0x13/0x20 [ 73.950161] ? prepare_exit_to_usermode+0x149/0x3a0 [ 73.955169] SyS_sendto+0x8a/0xb0 [ 73.958604] do_syscall_64+0x309/0x430 [ 73.962473] ? SYSC_getpeername+0x560/0x560 [ 73.966780] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 73.971951] RIP: 0033:0x455379 [ 73.975123] RSP: 002b:00007fb6f079ec68 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 73.982813] RAX: ffffffffffffffda RBX: 00007fb6f079f6d4 RCX: 0000000000455379 [ 73.990065] RDX: 0000000000000000 RSI: 0000000020000180 RDI: 0000000000000013 [ 73.997313] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 74.004563] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 74.011810] R13: 0000000000000500 R14: 00000000006fa8a0 R15: 0000000000000000 [ 74.019061] [ 74.020663] Uninit was created at: [ 74.024182] kmsan_alloc_meta_for_pages+0x161/0x3a0 [ 74.029179] kmsan_alloc_page+0x82/0xe0 [ 74.033134] __alloc_pages_nodemask+0xf5b/0x5dc0 [ 74.037883] alloc_pages_current+0x6b5/0x970 [ 74.042270] skb_page_frag_refill+0x3ba/0x5e0 [ 74.046744] sk_page_frag_refill+0xa4/0x340 [ 74.051054] __ip_append_data+0x107e/0x3d10 [ 74.055363] ip_append_data+0x2fb/0x440 [ 74.059317] udp_sendmsg+0x746/0x3180 [ 74.063096] inet_sendmsg+0x48d/0x740 [ 74.066875] SYSC_sendto+0x6c3/0x7e0 [ 74.070567] SyS_sendto+0x8a/0xb0 [ 74.073999] do_syscall_64+0x309/0x430 [ 74.077874] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 74.083040] ================================================================== [ 74.090373] Disabling lock debugging due to kernel taint [ 74.095800] Kernel panic - not syncing: panic_on_warn set ... [ 74.095800] [ 74.103144] CPU: 0 PID: 6055 Comm: syz-executor5 Tainted: G B 4.16.0+ #84 [ 74.111266] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.120597] Call Trace: [ 74.123164] [ 74.125296] dump_stack+0x185/0x1d0 [ 74.128910] panic+0x39d/0x940 [ 74.132096] ? csum_partial+0x78e/0x850 [ 74.136051] kmsan_report+0x238/0x240 [ 74.139832] __msan_warning_32+0x6c/0xb0 [ 74.143873] csum_partial+0x78e/0x850 [ 74.147677] csum_partial_ext+0x89/0xa0 [ 74.151639] __skb_checksum+0x6d4/0x1010 [ 74.155685] ? skb_checksum+0x120/0x120 [ 74.159640] skb_checksum+0xec/0x120 [ 74.163334] ? skb_checksum+0x120/0x120 [ 74.167291] ? csum_partial_ext+0xa0/0xa0 [ 74.171424] __skb_checksum_complete+0x90/0x400 [ 74.176075] __udp4_lib_rcv+0x3156/0x4740 [ 74.180213] udp_rcv+0x5c/0x70 [ 74.183387] ? udp_v4_early_demux+0x1cd0/0x1cd0 [ 74.188040] ip_local_deliver_finish+0x6ed/0xd40 [ 74.192780] ip_local_deliver+0x43c/0x4e0 [ 74.196909] ? ip_local_deliver+0x4e0/0x4e0 [ 74.201214] ? ip_call_ra_chain+0x7b0/0x7b0 [ 74.205521] ip_rcv_finish+0x1253/0x16d0 [ 74.209564] ip_rcv+0x119d/0x16f0 [ 74.212996] ? ip_rcv+0x16f0/0x16f0 [ 74.216616] __netif_receive_skb_core+0x47cf/0x4a80 [ 74.221614] ? try_to_wake_up+0x1ab2/0x20a0 [ 74.225918] ? kmsan_internal_memset_shadow_inline+0xc0/0xd0 [ 74.231696] ? ip_local_deliver_finish+0xd40/0xd40 [ 74.236609] process_backlog+0x62d/0xe20 [ 74.240657] ? rps_trigger_softirq+0x2f0/0x2f0 [ 74.245220] net_rx_action+0x7c1/0x1a70 [ 74.249180] ? net_tx_action+0xab0/0xab0 [ 74.253225] __do_softirq+0x56d/0x93d [ 74.257019] do_softirq_own_stack+0x2a/0x40 [ 74.261322] [ 74.263544] __local_bh_enable_ip+0x114/0x140 [ 74.268024] local_bh_enable+0x36/0x40 [ 74.271894] ip_finish_output2+0x124e/0x1380 [ 74.276287] ip_finish_output+0xcb0/0xff0 [ 74.280417] ip_output+0x502/0x5c0 [ 74.283939] ? ip_mc_finish_output+0x3b0/0x3b0 [ 74.288505] ? ip_finish_output+0xff0/0xff0 [ 74.292805] ip_send_skb+0x5f3/0x820 [ 74.296499] ? __ip_local_out+0x5b0/0x5b0 [ 74.300630] udp_send_skb+0xe97/0x1320 [ 74.304507] udp_sendmsg+0xa24/0x3180 [ 74.308287] ? ip_copy_metadata+0xac0/0xac0 [ 74.312591] ? do_futex+0x284a/0x6ad0 [ 74.316375] ? kmsan_set_origin_inline+0x6b/0x120 [ 74.321198] ? __msan_poison_alloca+0x15c/0x1d0 [ 74.325848] ? __fget_light+0x56/0x710 [ 74.329718] ? udp_send_skb+0x1320/0x1320 [ 74.333845] inet_sendmsg+0x48d/0x740 [ 74.337626] ? security_socket_sendmsg+0x9e/0x210 [ 74.342451] ? inet_getname+0x500/0x500 [ 74.346411] SYSC_sendto+0x6c3/0x7e0 [ 74.350108] ? prepare_exit_to_usermode+0x4a/0x3a0 [ 74.355025] ? __msan_metadata_ptr_for_store_4+0x13/0x20 [ 74.360459] ? prepare_exit_to_usermode+0x149/0x3a0 [ 74.365463] SyS_sendto+0x8a/0xb0 [ 74.368895] do_syscall_64+0x309/0x430 [ 74.372766] ? SYSC_getpeername+0x560/0x560 [ 74.377074] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 74.382242] RIP: 0033:0x455379 [ 74.385412] RSP: 002b:00007fb6f079ec68 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 74.393098] RAX: ffffffffffffffda RBX: 00007fb6f079f6d4 RCX: 0000000000455379 [ 74.400345] RDX: 0000000000000000 RSI: 0000000020000180 RDI: 0000000000000013 [ 74.407594] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 74.414841] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 74.422090] R13: 0000000000000500 R14: 00000000006fa8a0 R15: 0000000000000000 [ 74.429775] Dumping ftrace buffer: [ 74.433293] (ftrace buffer empty) [ 74.436978] Kernel Offset: disabled [ 74.440584] Rebooting in 86400 seconds..