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 '10.128.0.39' (ECDSA) to the list of known hosts. 2018/04/17 13:35:38 fuzzer started 2018/04/17 13:35:38 dialing manager at 10.128.0.26:43021 2018/04/17 13:35:45 kcov=true, comps=false 2018/04/17 13:35:49 executing program 0: 2018/04/17 13:35:49 executing program 1: 2018/04/17 13:35:49 executing program 7: 2018/04/17 13:35:49 executing program 2: r0 = socket$inet(0x2, 0x803, 0x11) mmap(&(0x7f0000000000/0xf9a000)=nil, 0xf9a000, 0x2000001, 0x32, 0xffffffffffffffff, 0x0) sendto$inet(r0, &(0x7f0000000200)="2dbcf43d2b7e06c7", 0x8, 0x0, &(0x7f00000002c0)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) 2018/04/17 13:35:49 executing program 3: syz_emit_ethernet(0x1, &(0x7f0000000040)=ANY=[@ANYBLOB="cdf1067be117aaaaaaaaaa0086dd60ce40b20028000000000000000000000000000000000000fe8000000400000000000000cc0000000002000000000000070800000000907800ef44d000a2dcb5"], &(0x7f0000000280)) 2018/04/17 13:35:49 executing program 4: r0 = socket$inet6(0xa, 0x400000000001, 0x0) r1 = dup(r0) bind$inet6(r0, &(0x7f0000fa0fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendto$inet6(r0, &(0x7f0000e77fff), 0x2bd, 0x20000008, &(0x7f00008d4fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) prctl$seccomp(0x16, 0x0, &(0x7f0000000340)={0x7d, &(0x7f0000000040)}) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f0000000000)=0x8, 0x4) r2 = open(&(0x7f0000000a00)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x7fff) sendfile(r1, r2, &(0x7f00000002c0), 0x8000fffffffe) 2018/04/17 13:35:49 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000100)={'bridge_slave_1\x00'}) sendmsg$nl_route(r0, &(0x7f0000000240)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)=ANY=[@ANYBLOB="280000001c00070f000000000000000007000000", @ANYBLOB="ffffffa30a000200cbaaaaaaaaaa0048d380e97eed01649bc700"], 0x2}, 0x1}, 0x0) 2018/04/17 13:35:49 executing program 6: perf_event_open(&(0x7f0000000100)={0x2, 0x70, 0x3e6}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair(0x0, 0x0, 0x0, &(0x7f0000000040)={0x0, 0x0}) socket$kcm(0xa, 0x1, 0x0) r0 = bpf$MAP_CREATE(0x0, &(0x7f00000c3000)={0xf, 0x4, 0x4, 0x1934, 0x0, 0xffffffffffffffff, 0x0, [0x305f]}, 0x380) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000001300)={r0, &(0x7f0000000000), &(0x7f0000000040), 0x1}, 0x20) syzkaller login: [ 44.664500] ip (3756) used greatest stack depth: 54688 bytes left [ 45.099684] ip (3795) used greatest stack depth: 54672 bytes left [ 45.285127] ip (3809) used greatest stack depth: 54312 bytes left [ 46.225388] ip (3900) used greatest stack depth: 53656 bytes left [ 46.551547] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.558130] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.601956] device bridge_slave_0 entered promiscuous mode [ 46.643841] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.650362] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.684420] device bridge_slave_0 entered promiscuous mode [ 46.719298] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.725860] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.768123] device bridge_slave_0 entered promiscuous mode [ 46.787201] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.793738] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.824871] device bridge_slave_0 entered promiscuous mode [ 46.842292] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.848857] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.856593] device bridge_slave_0 entered promiscuous mode [ 46.885015] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.891578] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.920445] device bridge_slave_0 entered promiscuous mode [ 46.941119] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.947622] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.962213] device bridge_slave_0 entered promiscuous mode [ 46.970233] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.976731] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.987378] device bridge_slave_1 entered promiscuous mode [ 46.995536] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.002012] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.012592] device bridge_slave_1 entered promiscuous mode [ 47.026263] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.032707] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.061810] device bridge_slave_1 entered promiscuous mode [ 47.088675] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.095356] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.110728] device bridge_slave_1 entered promiscuous mode [ 47.117505] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.124105] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.134331] device bridge_slave_0 entered promiscuous mode [ 47.141224] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.147715] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.155644] device bridge_slave_1 entered promiscuous mode [ 47.166550] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 47.173679] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.180153] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.211186] device bridge_slave_1 entered promiscuous mode [ 47.223582] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 47.233371] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 47.243351] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 47.250606] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.257123] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.311542] device bridge_slave_1 entered promiscuous mode [ 47.325171] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 47.335419] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.342318] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.368976] device bridge_slave_1 entered promiscuous mode [ 47.379757] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 47.431788] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 47.461548] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 47.471287] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 47.481953] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 47.529515] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 47.551266] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 47.565984] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 47.642147] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 47.741140] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 47.794482] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 48.374065] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 48.457939] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 48.511014] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 48.540150] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 48.582734] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 48.604871] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 48.612509] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 48.695145] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 48.710457] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 48.724361] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 48.767972] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 48.794288] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 48.840939] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 48.849450] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 48.939598] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 49.073279] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 49.597695] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 49.689290] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 49.717509] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 49.777395] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 49.815675] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.858835] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 49.886972] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 49.914636] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.960832] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 49.971922] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.983146] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 50.016508] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 50.030748] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.049017] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 50.092743] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 50.100358] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 50.141903] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 50.149389] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.164446] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 50.187106] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 50.200736] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 50.209650] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 50.216852] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.245855] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 50.285439] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 50.297295] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.326943] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 50.356220] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 50.366796] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.385827] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 50.407678] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 50.418296] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 50.427715] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 50.435189] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.444190] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 50.464820] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.482950] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 50.499780] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.517834] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 50.531357] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 50.538545] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.555293] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 50.570841] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 50.586560] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 50.597399] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 50.605722] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 50.615858] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.624901] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 50.664968] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.704015] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 50.719605] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.731447] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 50.746535] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 50.753723] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.761889] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 50.773902] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 50.802010] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 50.822587] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.861513] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 50.902356] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.949974] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 51.101468] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 51.109227] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 51.125861] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 52.868570] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.875153] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.882095] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.888584] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.962448] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 52.969367] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.983086] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.989568] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.996420] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.002864] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.011389] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 53.022381] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.028873] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.035693] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.042153] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.055434] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 53.067006] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.073576] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.080478] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.086954] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.102405] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 53.113533] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.120116] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.127017] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.133574] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.186985] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 53.196201] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.202695] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.209556] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.216118] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.244193] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 53.259917] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.266423] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.273332] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.279793] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.363277] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 53.558286] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.564804] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.571703] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.578214] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.599842] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 53.984198] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 53.993018] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 54.019714] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 54.034688] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 54.042685] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 54.050619] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 54.058322] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 62.672877] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 62.684638] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 62.753698] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 62.764433] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 62.955345] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 63.033211] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 63.049109] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 63.181378] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 63.459239] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 63.465589] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.476599] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.512496] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 63.536714] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.545308] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.581763] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 63.592895] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 63.599480] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.640214] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.673661] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.701669] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.797243] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 63.803517] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.818357] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.948915] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 63.955324] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.972656] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.988842] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 64.008973] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 64.057777] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 64.155012] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 64.161368] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 64.174627] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready 2018/04/17 13:36:16 executing program 6: 2018/04/17 13:36:16 executing program 1: r0 = socket(0x2, 0x3, 0x40000000000000ff) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000100)='gre0\x00', 0x6) bind$ipx(r0, &(0x7f0000000980)={0x4, 0x0, 0x0, "456355d385f1"}, 0x10) [ 69.488133] raw_sendmsg: syz-executor2 forgot to set AF_INET. Fix it! 2018/04/17 13:36:16 executing program 3: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000004580)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000004540)={&(0x7f0000000040)=ANY=[@ANYBLOB="3c010000190001000000000000000000ff020000000000000000000000000001ffffffff00000000000000000000000000000000000000000a00000000000000", @ANYRES32=0x0, @ANYBLOB="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001d8c420c51ad0a39000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008400050000000000000000000000000000000000000000002b0000000000000000000000000000000000ffff7f00000100000000000000000000000000000000000000000000000000000000000000000000000000000000ff00000000000000fe8000000000000000000000000000c6a83d24f57302d200000000000000000000000000db6c6e0143cb2346a459a5b68c447229dda09d7511e8a06dabe966ebf2471a393d027d2a62354e5d70259b02d87037d6260537ae658d7d11d4d152548d3d3532f544c6438e8c3b92703e554b92fcbed45aae27cc5dfea4c81f3a61829a2eed43f08040d34e3a40b082bad0046ac9e425e81d37523e9849557e7bd1c9af04c84715befb1b05daf9e2d3d1055fab7056f6651512f44c72b8ad0a69b1b8e0417102d5236ec9d17cdffedcfb33df02f5b059e0d02f85a9b2c39c0d1de3a8210a605ef67d248cb87e09c2c5b33500085c7d817e1a95b0230e93d3b0394505e08c80a5657ab3c3800aea06ec0ae8f7c8745ef0244f230f71768a37d3e04961d7"], 0x3}, 0x1}, 0x0) 2018/04/17 13:36:16 executing program 2: socketpair$inet(0x1e, 0x804, 0x0, &(0x7f0000000000)={0x0}) sendmsg(r0, &(0x7f0000000080)={&(0x7f0000f18000)=@in={0x1e, 0x0, @multicast1=0xe0000001}, 0x80, &(0x7f0000000100), 0x0, &(0x7f00000000c0)}, 0x0) 2018/04/17 13:36:16 executing program 6: r0 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) bind$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x1c) [ 69.792677] ================================================================== [ 69.800253] BUG: KMSAN: uninit-value in tipc_node_get_mtu+0x200/0x7a0 [ 69.806848] CPU: 0 PID: 5752 Comm: syz-executor2 Not tainted 4.16.0+ #84 [ 69.813694] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.823060] Call Trace: [ 69.825674] dump_stack+0x185/0x1d0 [ 69.829331] ? tipc_node_get_mtu+0x200/0x7a0 [ 69.833759] kmsan_report+0x142/0x240 [ 69.837589] __msan_warning_32+0x6c/0xb0 [ 69.841673] tipc_node_get_mtu+0x200/0x7a0 [ 69.845937] __tipc_sendmsg+0x1b32/0x41c0 [ 69.850104] ? kmsan_set_origin_inline+0x6b/0x120 [ 69.854966] ? __msan_poison_alloca+0x15c/0x1d0 [ 69.859656] ? local_bh_enable+0x36/0x40 [ 69.863753] tipc_sendmsg+0xeb/0x140 [ 69.867493] ? tipc_recvmsg+0x1c30/0x1c30 [ 69.871660] ___sys_sendmsg+0xec0/0x1310 [ 69.875744] ? switch_fpu_finish+0x6e/0x4d0 [ 69.880095] ? __fdget+0x4e/0x60 [ 69.883491] SYSC_sendmsg+0x2a3/0x3d0 [ 69.887335] SyS_sendmsg+0x54/0x80 2018/04/17 13:36:16 executing program 3: 2018/04/17 13:36:16 executing program 3: [ 69.890894] do_syscall_64+0x309/0x430 [ 69.894795] ? ___sys_sendmsg+0x1310/0x1310 [ 69.899130] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 69.904325] RIP: 0033:0x455329 [ 69.907521] RSP: 002b:00007f04eb835c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 69.915278] RAX: ffffffffffffffda RBX: 00007f04eb8366d4 RCX: 0000000000455329 [ 69.922569] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000013 [ 69.929851] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 69.937131] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 69.944412] R13: 00000000000004cc R14: 00000000006fa3c0 R15: 0000000000000000 [ 69.951700] [ 69.953328] Local variable description: ----dnode@__tipc_sendmsg [ 69.959559] Variable was created at: [ 69.963295] __tipc_sendmsg+0x20c/0x41c0 [ 69.967396] tipc_sendmsg+0xeb/0x140 [ 69.971109] ================================================================== [ 69.978472] Disabling lock debugging due to kernel taint [ 69.983931] Kernel panic - not syncing: panic_on_warn set ... [ 69.983931] [ 69.991317] CPU: 0 PID: 5752 Comm: syz-executor2 Tainted: G B 4.16.0+ #84 [ 69.999555] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.008919] Call Trace: [ 70.011533] dump_stack+0x185/0x1d0 [ 70.015179] panic+0x39d/0x940 [ 70.018409] ? tipc_node_get_mtu+0x200/0x7a0 [ 70.022941] kmsan_report+0x238/0x240 [ 70.026762] __msan_warning_32+0x6c/0xb0 [ 70.030842] tipc_node_get_mtu+0x200/0x7a0 [ 70.035090] __tipc_sendmsg+0x1b32/0x41c0 2018/04/17 13:36:17 executing program 6: [ 70.039258] ? kmsan_set_origin_inline+0x6b/0x120 [ 70.044116] ? __msan_poison_alloca+0x15c/0x1d0 [ 70.048800] ? local_bh_enable+0x36/0x40 [ 70.052889] tipc_sendmsg+0xeb/0x140 [ 70.056625] ? tipc_recvmsg+0x1c30/0x1c30 [ 70.060789] ___sys_sendmsg+0xec0/0x1310 [ 70.064867] ? switch_fpu_finish+0x6e/0x4d0 [ 70.069212] ? __fdget+0x4e/0x60 [ 70.072602] SYSC_sendmsg+0x2a3/0x3d0 [ 70.076425] SyS_sendmsg+0x54/0x80 [ 70.079979] do_syscall_64+0x309/0x430 [ 70.083890] ? ___sys_sendmsg+0x1310/0x1310 [ 70.088248] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 70.093454] RIP: 0033:0x455329 [ 70.096654] RSP: 002b:00007f04eb835c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 70.104376] RAX: ffffffffffffffda RBX: 00007f04eb8366d4 RCX: 0000000000455329 [ 70.111659] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000013 [ 70.118941] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 70.126229] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 70.133514] R13: 00000000000004cc R14: 00000000006fa3c0 R15: 0000000000000000 [ 70.141288] Dumping ftrace buffer: [ 70.144819] (ftrace buffer empty) [ 70.148506] Kernel Offset: disabled [ 70.152112] Rebooting in 86400 seconds..