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 '10.128.10.28' (ECDSA) to the list of known hosts. 2018/04/18 01:09:53 fuzzer started 2018/04/18 01:09:54 dialing manager at 10.128.0.26:43021 2018/04/18 01:10:01 kcov=true, comps=false 2018/04/18 01:10:04 executing program 0: syz_emit_ethernet(0x1a, &(0x7f0000000080)={@remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, [{[], {0x8100}}], {@llc={0x8100, {@snap={0x0, 0x0, "b7", "92ad54"}}}}}, &(0x7f00000000c0)) 2018/04/18 01:10:05 executing program 2: mkdir(&(0x7f0000000480)='./file0\x00', 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e6, 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, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mount(&(0x7f0000000040)='./file0\x00', &(0x7f0000001f80)='./file0\x00', &(0x7f00000018c0)='cgroup\x00', 0x3441, &(0x7f0000000080)) mount(&(0x7f00000015c0)='./file0/file0\x00', &(0x7f0000001600)='./file0\x00', &(0x7f0000001640)='romfs\x00', 0x228a020, &(0x7f0000001680)='^') bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00000003c0)={0xffffffffffffffff, 0x50, &(0x7f0000000340)}, 0x10) 2018/04/18 01:10:05 executing program 7: r0 = socket(0x10, 0x2, 0x0) write(r0, &(0x7f000095c000)="2400000026007f000000000000007701000000ff0100000000000000ffffffff0100ff10", 0x24) 2018/04/18 01:10:05 executing program 1: bpf$BPF_PROG_GET_NEXT_ID(0xb, &(0x7f0000000040), 0x4) clone(0x200, &(0x7f0000b6b000), &(0x7f0000744000), &(0x7f0000fef000), &(0x7f0000000000)) mknod(&(0x7f0000000100)='./file0\x00', 0x1040, 0x0) execve(&(0x7f0000ee6ff8)='./file0\x00', &(0x7f0000578fe8), &(0x7f0000775000)) r0 = syz_open_procfs(0x0, &(0x7f0000000000)='io\x00') pread64(r0, &(0x7f00009f3000), 0x352, 0x0) lseek(r0, 0x0, 0x0) readv(r0, &(0x7f0000000140), 0x0) accept4$inet(r0, &(0x7f0000000080)={0x0, 0x0, @local}, &(0x7f00000000c0)=0x10, 0x0) open$dir(&(0x7f0000296ff8)='./file0\x00', 0x27e, 0x0) 2018/04/18 01:10:05 executing program 3: syz_emit_ethernet(0x1, &(0x7f0000000200)=ANY=[@ANYBLOB="aaaaaaaaaaaa0180c200000e08004500002800670000f606907800000000000000002d00000000149078282c47b82518b9f65b0720df"], 0x0) 2018/04/18 01:10:05 executing program 4: r0 = getpgrp(0x0) r1 = perf_event_open(&(0x7f0000c86f88)={0x2, 0x70, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xa, 0x0, 0x5, 0x0, 0x0, 0x0, 0xffffffffffffffff}, r0, 0x0, 0xffffffffffffffff, 0x0) clock_nanosleep(0x0, 0x0, &(0x7f0000b92000)={0x77359400}, &(0x7f0000264000)) r2 = socket$inet_tcp(0x2, 0x1, 0x0) sendto$inet(r2, &(0x7f0000000080), 0xfffffffffffffd90, 0x20020003, &(0x7f0000385ff0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) read(r1, &(0x7f0000000040)=""/157, 0x9d) 2018/04/18 01:10:05 executing program 5: 2018/04/18 01:10:05 executing program 6: syzkaller login: [ 47.351483] ip (3742) used greatest stack depth: 54688 bytes left [ 47.848238] ip (3786) used greatest stack depth: 54672 bytes left [ 47.927263] ip (3794) used greatest stack depth: 54408 bytes left [ 48.938555] ip (3888) used greatest stack depth: 53656 bytes left [ 49.275452] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.281982] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.311459] device bridge_slave_0 entered promiscuous mode [ 49.373113] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.379644] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.408942] device bridge_slave_0 entered promiscuous mode [ 49.443132] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.449655] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.495152] device bridge_slave_0 entered promiscuous mode [ 49.541003] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.547560] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.580457] device bridge_slave_0 entered promiscuous mode [ 49.602405] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.608984] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.619902] device bridge_slave_1 entered promiscuous mode [ 49.643338] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.649923] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.659926] device bridge_slave_0 entered promiscuous mode [ 49.667515] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.674117] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.694478] device bridge_slave_1 entered promiscuous mode [ 49.701365] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.707871] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.739660] device bridge_slave_0 entered promiscuous mode [ 49.769429] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.775941] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.808118] device bridge_slave_1 entered promiscuous mode [ 49.822928] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 49.835671] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 49.847502] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.854138] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.866882] device bridge_slave_1 entered promiscuous mode [ 49.874263] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.880928] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.914089] device bridge_slave_0 entered promiscuous mode [ 49.937997] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.944561] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.964109] device bridge_slave_0 entered promiscuous mode [ 49.985263] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.991775] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.007386] device bridge_slave_1 entered promiscuous mode [ 50.018264] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 50.028956] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 50.038321] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.044850] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.078547] device bridge_slave_1 entered promiscuous mode [ 50.085720] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 50.097584] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 50.105236] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.111728] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.148488] device bridge_slave_1 entered promiscuous mode [ 50.196439] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 50.240755] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.247328] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.289947] device bridge_slave_1 entered promiscuous mode [ 50.305314] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 50.326354] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 50.336691] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 50.368279] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 50.395464] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 50.482830] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 50.549522] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 50.609770] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 50.700895] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 51.059886] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 51.125491] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 51.256357] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 51.306621] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 51.322092] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 51.402476] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 51.432890] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 51.467729] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 51.628148] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 51.640622] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 51.658851] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 51.705971] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 51.724176] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 51.840851] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 51.919086] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 51.938644] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 52.343896] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 52.392489] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 52.559775] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 52.581829] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 52.609443] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 52.628478] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 52.730844] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 52.800303] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 52.823207] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 52.841611] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 52.850658] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 52.865158] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 52.918722] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 52.926801] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 52.954337] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 52.984994] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 52.992942] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 53.004330] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 53.011471] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 53.024759] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 53.060116] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 53.075723] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 53.082941] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 53.094769] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 53.135599] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 53.145719] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 53.152904] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 53.165704] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 53.201391] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 53.211024] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 53.218690] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 53.230777] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 53.262710] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 53.281390] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 53.300648] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 53.317931] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 53.326321] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 53.346658] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 53.385401] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 53.394472] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 53.405715] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 53.412773] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 53.446961] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 53.485931] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 53.495457] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 53.530524] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 53.568742] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 53.581671] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 53.612436] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 53.639813] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 53.647428] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 53.668903] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 53.702369] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 53.710339] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 53.726762] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 53.807588] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 53.815516] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 53.830846] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 53.863666] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 53.876350] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 53.916193] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 53.956434] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 53.964155] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 53.982866] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 55.632021] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.638556] bridge0: port 2(bridge_slave_1) entered forwarding state [ 55.645452] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.652151] bridge0: port 1(bridge_slave_0) entered forwarding state [ 55.687583] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 55.695491] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 55.725940] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.732543] bridge0: port 2(bridge_slave_1) entered forwarding state [ 55.739434] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.745898] bridge0: port 1(bridge_slave_0) entered forwarding state [ 55.793118] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 55.799759] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.806290] bridge0: port 2(bridge_slave_1) entered forwarding state [ 55.813307] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.819860] bridge0: port 1(bridge_slave_0) entered forwarding state [ 55.838739] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 56.064983] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.071521] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.078441] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.084968] bridge0: port 1(bridge_slave_0) entered forwarding state [ 56.125001] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 56.204736] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.211287] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.218261] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.224810] bridge0: port 1(bridge_slave_0) entered forwarding state [ 56.288740] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 56.303627] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.310143] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.317092] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.323578] bridge0: port 1(bridge_slave_0) entered forwarding state [ 56.334556] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 56.528564] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.535132] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.542110] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.548618] bridge0: port 1(bridge_slave_0) entered forwarding state [ 56.574706] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 56.594921] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.601469] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.608405] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.614914] bridge0: port 1(bridge_slave_0) entered forwarding state [ 56.667228] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 56.736243] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 56.757857] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 56.798956] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 56.827776] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 56.857722] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 56.871879] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 56.879297] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 65.357822] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 65.397216] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 65.843966] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 66.115347] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 66.121677] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 66.141460] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 66.174307] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 66.185288] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 66.253735] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 66.260263] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 66.273306] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 66.303012] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 66.382798] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 66.417744] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 66.717997] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 66.726218] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 66.742806] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.014338] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 67.020742] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.031860] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.072417] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 67.079144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.113730] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.164413] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 67.170811] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.182356] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.223988] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 67.233700] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 67.243161] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.269736] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.286952] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.314211] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready 2018/04/18 01:10:32 executing program 2: 2018/04/18 01:10:32 executing program 2: 2018/04/18 01:10:32 executing program 2: 2018/04/18 01:10:33 executing program 2: 2018/04/18 01:10:34 executing program 0: 2018/04/18 01:10:34 executing program 4: 2018/04/18 01:10:34 executing program 2: 2018/04/18 01:10:34 executing program 6: 2018/04/18 01:10:34 executing program 5: 2018/04/18 01:10:34 executing program 7: 2018/04/18 01:10:34 executing program 1: 2018/04/18 01:10:34 executing program 3: 2018/04/18 01:10:34 executing program 2: 2018/04/18 01:10:34 executing program 5: 2018/04/18 01:10:34 executing program 4: 2018/04/18 01:10:34 executing program 6: 2018/04/18 01:10:34 executing program 3: 2018/04/18 01:10:34 executing program 7: 2018/04/18 01:10:34 executing program 1: 2018/04/18 01:10:34 executing program 2: 2018/04/18 01:10:34 executing program 0: 2018/04/18 01:10:34 executing program 5: 2018/04/18 01:10:34 executing program 0: 2018/04/18 01:10:34 executing program 1: 2018/04/18 01:10:34 executing program 6: 2018/04/18 01:10:34 executing program 3: 2018/04/18 01:10:34 executing program 4: 2018/04/18 01:10:34 executing program 7: 2018/04/18 01:10:34 executing program 2: r0 = perf_event_open(&(0x7f00000000c0)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair$inet(0x1e, 0x804, 0x0, &(0x7f0000000000)={0x0}) sendmsg(r1, &(0x7f0000000080)={&(0x7f0000f18000)=@in={0x1e, 0x0, @multicast1=0xe0000001}, 0x80, &(0x7f0000000100), 0x0, &(0x7f00000000c0), 0x0, 0x10000000000000}, 0x0) r2 = gettid() perf_event_open(&(0x7f0000000140)={0x0, 0x70, 0x1ff, 0x100000001, 0x3, 0x3be, 0x0, 0x1, 0x80, 0x4, 0x5, 0x9, 0x8, 0x0, 0x0, 0x7, 0x1, 0x0, 0x401, 0x15, 0x0, 0x1, 0x80, 0x0, 0x81, 0xdec, 0x10000, 0x40, 0x9, 0x80, 0x934, 0x200, 0xfffffffffffffffb, 0x34602745, 0x9, 0x7, 0x0, 0x81, 0x0, 0x2186, 0x0, @perf_bp={&(0x7f0000000040), 0x1}, 0x2082, 0x1c, 0x8, 0x7, 0x4, 0x3}, r2, 0x0, r0, 0x9) [ 74.651102] ================================================================== [ 74.658556] BUG: KMSAN: uninit-value in tipc_node_get_mtu+0x200/0x7a0 [ 74.665154] CPU: 0 PID: 5817 Comm: syz-executor2 Not tainted 4.16.0+ #84 [ 74.672008] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.681379] Call Trace: [ 74.684002] dump_stack+0x185/0x1d0 [ 74.687659] ? tipc_node_get_mtu+0x200/0x7a0 [ 74.692090] kmsan_report+0x142/0x240 [ 74.695918] __msan_warning_32+0x6c/0xb0 [ 74.700011] tipc_node_get_mtu+0x200/0x7a0 [ 74.704284] __tipc_sendmsg+0x1b32/0x41c0 [ 74.708475] ? kmsan_set_origin_inline+0x6b/0x120 [ 74.713374] ? __msan_poison_alloca+0x15c/0x1d0 [ 74.718080] ? local_bh_enable+0x36/0x40 [ 74.722190] tipc_sendmsg+0xeb/0x140 [ 74.725944] ? tipc_recvmsg+0x1c30/0x1c30 [ 74.730125] ___sys_sendmsg+0xec0/0x1310 [ 74.734227] ? __fdget+0x4e/0x60 [ 74.737638] SYSC_sendmsg+0x2a3/0x3d0 [ 74.741471] SyS_sendmsg+0x54/0x80 [ 74.745039] do_syscall_64+0x309/0x430 [ 74.748988] ? ___sys_sendmsg+0x1310/0x1310 [ 74.753356] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 74.758688] RIP: 0033:0x455329 [ 74.761897] RSP: 002b:00007efc0a7a4c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 74.769631] RAX: ffffffffffffffda RBX: 00007efc0a7a56d4 RCX: 0000000000455329 [ 74.776950] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000013 [ 74.784245] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 74.791533] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 74.798849] R13: 00000000000004cc R14: 00000000006fa3c0 R15: 0000000000000000 [ 74.806138] [ 74.807790] Local variable description: ----dnode@__tipc_sendmsg [ 74.813942] Variable was created at: [ 74.818670] __tipc_sendmsg+0x20c/0x41c0 [ 74.822762] tipc_sendmsg+0xeb/0x140 [ 74.826518] ================================================================== [ 74.833888] Disabling lock debugging due to kernel taint [ 74.839362] Kernel panic - not syncing: panic_on_warn set ... [ 74.839362] [ 74.846765] CPU: 0 PID: 5817 Comm: syz-executor2 Tainted: G B 4.16.0+ #84 [ 74.854922] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.864297] Call Trace: [ 74.866937] dump_stack+0x185/0x1d0 [ 74.870597] panic+0x39d/0x940 [ 74.873852] ? tipc_node_get_mtu+0x200/0x7a0 [ 74.878292] kmsan_report+0x238/0x240 [ 74.882147] __msan_warning_32+0x6c/0xb0 [ 74.886223] tipc_node_get_mtu+0x200/0x7a0 [ 74.890475] __tipc_sendmsg+0x1b32/0x41c0 [ 74.894628] ? kmsan_set_origin_inline+0x6b/0x120 [ 74.899476] ? __msan_poison_alloca+0x15c/0x1d0 [ 74.904156] ? local_bh_enable+0x36/0x40 [ 74.908228] tipc_sendmsg+0xeb/0x140 [ 74.911947] ? tipc_recvmsg+0x1c30/0x1c30 [ 74.916102] ___sys_sendmsg+0xec0/0x1310 [ 74.920164] ? __fdget+0x4e/0x60 [ 74.923532] SYSC_sendmsg+0x2a3/0x3d0 [ 74.927413] SyS_sendmsg+0x54/0x80 [ 74.930947] do_syscall_64+0x309/0x430 [ 74.934829] ? ___sys_sendmsg+0x1310/0x1310 [ 74.939153] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 74.944336] RIP: 0033:0x455329 [ 74.947518] RSP: 002b:00007efc0a7a4c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 74.955224] RAX: ffffffffffffffda RBX: 00007efc0a7a56d4 RCX: 0000000000455329 [ 74.962489] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000013 [ 74.969755] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 74.977028] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 74.984296] R13: 00000000000004cc R14: 00000000006fa3c0 R15: 0000000000000000 [ 74.992118] Dumping ftrace buffer: [ 74.995650] (ftrace buffer empty) [ 74.999356] Kernel Offset: disabled [ 75.002968] Rebooting in 86400 seconds..