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 '10.128.0.32' (ECDSA) to the list of known hosts. 2018/04/20 16:42:45 fuzzer started 2018/04/20 16:42:46 dialing manager at 10.128.0.26:40315 2018/04/20 16:42:52 kcov=true, comps=false 2018/04/20 16:42:55 executing program 0: 2018/04/20 16:42:55 executing program 1: r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000180)='/dev/sequencer2\x00', 0x0, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000000000)='/dev/snd/seq\x00', 0x0, 0x401) close(r0) ioctl$SNDRV_SEQ_IOCTL_GET_NAMED_QUEUE(r1, 0xc08c5336, &(0x7f0000000340)={0x0, 0x0, 0x1ff, "7175657565310b0000000000000000ff010000000000f6ffffffffffffff0000000000000000004000"}) 2018/04/20 16:42:55 executing program 3: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000fe4000)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCSETS(r0, 0x40045431, &(0x7f00003b9fdc)) sendmsg$unix(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000000)=@file={0x0, './file0\x00'}, 0x6e, &(0x7f0000000200), 0x0, &(0x7f0000000240)}, 0x0) r1 = syz_open_pts(r0, 0x0) ioctl$TCSETSF(r0, 0x5404, &(0x7f00000000c0)) ioctl$TCXONC(r0, 0x540a, 0x2) ioctl$TCSETA(r0, 0x5402, &(0x7f0000000180)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6}) readv(r1, &(0x7f0000000000), 0x1000000000000019) 2018/04/20 16:42:55 executing program 7: r0 = socket$inet(0x2, 0x3, 0x21) sendmsg(r0, &(0x7f0000000100)={&(0x7f0000000000)=@in={0x2, 0x0, @loopback=0x7f000001}, 0x80, &(0x7f00000003c0)=[{&(0x7f00000001c0)="a2e4", 0x2}], 0x1, &(0x7f0000000700), 0x0, 0x4000000000010}, 0x8000) sendmsg(r0, &(0x7f0000000380)={&(0x7f0000000080)=@nl=@unspec, 0x80, &(0x7f0000000540)=[{&(0x7f0000000900)="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", 0x6b3}], 0x1, &(0x7f0000000280)}, 0x0) 2018/04/20 16:42:55 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x5}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f00000003c0)}}], 0x1, 0x0) 2018/04/20 16:42:55 executing program 4: syz_emit_ethernet(0x66, &(0x7f00000f8000)={@random="cd390b081bf2", @dev={[0xaa, 0xaa, 0xaa, 0xaa]}, [], {@ipv6={0x86dd, {0x0, 0x6, "08de06", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @multicast2=0xe0000002}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x0, 0x0, @loopback={0x0, 0x1}, @loopback={0x0, 0x1}}}}}}}}, 0x0) 2018/04/20 16:42:55 executing program 5: mq_open(&(0x7f0000000040)='-$\x00', 0x0, 0x0, &(0x7f0000000080)) openat$rfkill(0xffffffffffffff9c, &(0x7f0000000200)='/dev/rfkill\x00', 0x0, 0x0) socket$inet6(0xa, 0x2, 0x0) unshare(0x20000400) pselect6(0x40, &(0x7f00000abfc0)={0x3ffffd}, &(0x7f0000768000), &(0x7f0000a82fc0), &(0x7f0000a8d000)={0x0, 0x989680}, &(0x7f00006ab000)={&(0x7f00001da000), 0x8}) 2018/04/20 16:42:55 executing program 6: r0 = socket$inet(0x2, 0x2, 0x0) setsockopt$inet_int(r0, 0x0, 0x12, &(0x7f00000000c0)=0x1f, 0x4) setsockopt$inet_int(r0, 0x0, 0x8, &(0x7f0000000000)=0x10007, 0x4) setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000ef0ffc)=0x7fe, 0x220) sendto$inet(r0, &(0x7f0000edf000), 0x0, 0x0, &(0x7f0000ee9ff0)={0x2, 0x4e20}, 0x10) recvmsg(r0, &(0x7f0000bd9000)={0x0, 0x0, &(0x7f0000eee000), 0x0, &(0x7f0000b18faf)=""/81, 0x3a}, 0x40002104) syzkaller login: [ 41.734908] ip (3771) used greatest stack depth: 54672 bytes left [ 42.578752] ip (3853) used greatest stack depth: 54560 bytes left [ 42.975514] ip (3894) used greatest stack depth: 54544 bytes left [ 43.005360] ip (3896) used greatest stack depth: 54200 bytes left [ 43.189242] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.195710] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.253738] device bridge_slave_0 entered promiscuous mode [ 43.461317] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.467846] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.511163] device bridge_slave_1 entered promiscuous mode [ 43.542562] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.549126] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.586406] device bridge_slave_0 entered promiscuous mode [ 43.600703] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.607159] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.622160] device bridge_slave_0 entered promiscuous mode [ 43.631673] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.638174] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.652848] device bridge_slave_0 entered promiscuous mode [ 43.660249] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.666701] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.688560] device bridge_slave_0 entered promiscuous mode [ 43.706640] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.713108] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.729393] device bridge_slave_0 entered promiscuous mode [ 43.739975] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.754093] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.760576] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.781896] device bridge_slave_0 entered promiscuous mode [ 43.799159] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.805650] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.819513] device bridge_slave_1 entered promiscuous mode [ 43.826162] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.832622] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.843284] device bridge_slave_1 entered promiscuous mode [ 43.849833] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.856279] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.876306] device bridge_slave_0 entered promiscuous mode [ 43.892486] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.898947] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.921289] device bridge_slave_1 entered promiscuous mode [ 43.933445] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.939933] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.958900] device bridge_slave_1 entered promiscuous mode [ 43.971141] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.977583] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.993476] device bridge_slave_1 entered promiscuous mode [ 44.004928] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.013589] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.028104] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.034605] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.071273] device bridge_slave_1 entered promiscuous mode [ 44.089130] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.096659] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.103192] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.133950] device bridge_slave_1 entered promiscuous mode [ 44.151418] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.178101] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.185700] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.209163] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.286840] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.307551] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.320935] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.354153] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.405138] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.413000] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.524181] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.533665] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.892805] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.116311] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 45.183961] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.300231] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.309539] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.405723] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 45.423468] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.431260] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.449958] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.497891] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 45.515678] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.571569] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 45.658766] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 45.672165] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 45.679734] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 45.704857] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 46.097983] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 46.311375] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 46.343153] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 46.523399] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 46.530583] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.539193] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 46.572739] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 46.584282] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 46.594268] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 46.605470] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 46.655714] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 46.677606] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 46.749818] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 46.764397] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 46.773830] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 46.785670] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 46.814699] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 46.825634] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 46.833218] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.861314] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 46.900354] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 46.908121] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 46.918801] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 46.925978] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 46.936321] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 46.996925] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.004293] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.018788] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.072612] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 47.079871] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.095295] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.120504] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.133965] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.143099] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.150638] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.165168] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.184674] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.205947] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.224167] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.241714] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.261145] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.279972] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.288246] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.300228] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.328593] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.340728] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.361854] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 47.368984] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.389832] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.419336] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 47.426683] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.443473] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.468070] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 47.477863] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 47.485796] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 47.493180] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.510496] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.523345] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.531947] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.550202] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.569993] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.590097] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 47.597357] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.615419] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.386082] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.392579] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.399464] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.405926] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.454947] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 49.462369] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 49.512842] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.519335] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.526226] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.532662] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.610940] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 49.637632] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.644123] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.651014] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.657501] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.731096] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 49.741883] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.748372] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.755254] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.761713] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.820517] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 49.834752] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.841230] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.848109] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.854551] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.866161] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 49.884092] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.890560] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.897399] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.903852] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.948462] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 49.957740] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.964202] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.971068] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.977515] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.995461] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 50.003759] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.010226] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.017106] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.023559] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.053730] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 50.464392] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 50.476598] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 50.498096] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 50.519187] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 50.542895] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 50.558648] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 50.566179] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 58.868259] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 58.918287] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 58.939062] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 58.946300] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 58.953943] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 59.164596] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 59.363972] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 59.419605] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 59.687649] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 59.693905] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.705591] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.729199] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 59.742474] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 59.748671] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.763567] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.800670] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.818299] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.841549] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 59.851399] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.862652] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.879860] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 59.886671] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.908503] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.037910] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 60.044236] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.054839] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.154725] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 60.161110] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.170972] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.353971] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 60.360408] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.378794] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready 2018/04/20 16:43:21 executing program 3: 2018/04/20 16:43:21 executing program 6: 2018/04/20 16:43:21 executing program 3: 2018/04/20 16:43:21 executing program 1: [ 65.871779] raw_sendmsg: syz-executor7 forgot to set AF_INET. Fix it! [ 65.923465] ================================================================== [ 65.930864] BUG: KMSAN: uninit-value in dccp_invalid_packet+0x3b8/0xf50 [ 65.937620] CPU: 1 PID: 5763 Comm: syz-executor7 Not tainted 4.16.0+ #84 [ 65.944446] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.953790] Call Trace: [ 65.956363] [ 65.958517] dump_stack+0x185/0x1d0 [ 65.962148] ? dccp_invalid_packet+0x3b8/0xf50 [ 65.966729] kmsan_report+0x142/0x240 [ 65.970523] __msan_warning_32+0x6c/0xb0 [ 65.974564] dccp_invalid_packet+0x3b8/0xf50 [ 65.978960] ? ip_local_deliver_finish+0x6ed/0xd40 [ 65.983867] ? ip_local_deliver_finish+0x6ed/0xd40 [ 65.988777] dccp_v4_rcv+0xf7/0x2630 [ 65.992472] ? __msan_metadata_ptr_for_load_4+0x10/0x20 [ 65.997814] ? raw_local_deliver+0x1462/0x1470 [ 66.002378] ? ip_local_deliver_finish+0x4a5/0xd40 [ 66.007282] ? local_bh_enable+0x40/0x40 [ 66.011321] ? local_bh_enable+0x40/0x40 [ 66.015361] ip_local_deliver_finish+0x6ed/0xd40 [ 66.020106] ip_local_deliver+0x43c/0x4e0 [ 66.024237] ? ip_local_deliver+0x4e0/0x4e0 [ 66.028535] ? ip_call_ra_chain+0x7b0/0x7b0 [ 66.032834] ip_rcv_finish+0x1253/0x16d0 [ 66.036875] ip_rcv+0x119d/0x16f0 [ 66.040305] ? ip_rcv+0x16f0/0x16f0 [ 66.043914] __netif_receive_skb_core+0x47cf/0x4a80 [ 66.048905] ? rb_insert_color+0xa4/0x1300 [ 66.053123] ? kmsan_internal_memset_shadow_inline+0xc0/0xd0 [ 66.058899] ? ip_local_deliver_finish+0xd40/0xd40 [ 66.063806] process_backlog+0x62d/0xe20 [ 66.067861] ? rps_trigger_softirq+0x2f0/0x2f0 [ 66.072434] net_rx_action+0x7c1/0x1a70 [ 66.076387] ? net_tx_action+0xab0/0xab0 [ 66.080426] __do_softirq+0x56d/0x93d [ 66.084207] do_softirq_own_stack+0x2a/0x40 [ 66.088516] [ 66.090737] __local_bh_enable_ip+0x114/0x140 [ 66.095212] local_bh_enable+0x36/0x40 [ 66.099087] ip_finish_output2+0x124e/0x1380 [ 66.103490] ip_finish_output+0xcb0/0xff0 [ 66.107625] ip_output+0x502/0x5c0 [ 66.111151] ? ip_mc_finish_output+0x3b0/0x3b0 [ 66.117036] ? ip_finish_output+0xff0/0xff0 [ 66.121347] ip_send_skb+0x5f3/0x820 [ 66.125045] ? __ip_local_out+0x5b0/0x5b0 [ 66.129192] ip_push_pending_frames+0x105/0x170 [ 66.133841] raw_sendmsg+0x2960/0x3ed0 [ 66.137718] ? kmsan_internal_unpoison_shadow+0x83/0xe0 [ 66.143082] ? compat_raw_ioctl+0x100/0x100 [ 66.147390] inet_sendmsg+0x48d/0x740 [ 66.151168] ? security_socket_sendmsg+0x9e/0x210 [ 66.155989] ? inet_getname+0x500/0x500 [ 66.159944] ___sys_sendmsg+0xec0/0x1310 [ 66.163984] ? __fdget+0x4e/0x60 [ 66.167336] SYSC_sendmsg+0x2a3/0x3d0 [ 66.171120] SyS_sendmsg+0x54/0x80 [ 66.174636] do_syscall_64+0x309/0x430 [ 66.178502] ? ___sys_sendmsg+0x1310/0x1310 [ 66.182802] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 66.187967] RIP: 0033:0x455379 [ 66.191131] RSP: 002b:00007f0929d44c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 66.198823] RAX: ffffffffffffffda RBX: 00007f0929d456d4 RCX: 0000000000455379 [ 66.206069] RDX: 0000000000000000 RSI: 0000000020000380 RDI: 0000000000000013 [ 66.213319] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 66.220566] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 66.227811] R13: 00000000000004d5 R14: 00000000006fa498 R15: 0000000000000000 [ 66.235064] [ 66.236677] Uninit was stored to memory at: [ 66.240979] kmsan_internal_chain_origin+0x12b/0x210 [ 66.246062] kmsan_memcpy_origins+0x11d/0x170 [ 66.250536] __msan_memcpy+0x19f/0x1f0 [ 66.254401] skb_copy_bits+0x63a/0xdb0 [ 66.258274] __pskb_pull_tail+0x483/0x22e0 [ 66.262490] dccp_invalid_packet+0x352/0xf50 [ 66.266872] dccp_v4_rcv+0xf7/0x2630 [ 66.270566] ip_local_deliver_finish+0x6ed/0xd40 [ 66.275295] ip_local_deliver+0x43c/0x4e0 [ 66.279429] ip_rcv_finish+0x1253/0x16d0 [ 66.283475] ip_rcv+0x119d/0x16f0 [ 66.286907] __netif_receive_skb_core+0x47cf/0x4a80 [ 66.291898] process_backlog+0x62d/0xe20 [ 66.295937] net_rx_action+0x7c1/0x1a70 [ 66.299892] __do_softirq+0x56d/0x93d [ 66.303663] Uninit was created at: [ 66.307186] kmsan_alloc_meta_for_pages+0x161/0x3a0 [ 66.312189] kmsan_alloc_page+0x82/0xe0 [ 66.316141] __alloc_pages_nodemask+0xf5b/0x5dc0 [ 66.320871] alloc_pages_current+0x6b5/0x970 [ 66.325258] skb_page_frag_refill+0x3ba/0x5e0 [ 66.329731] sk_page_frag_refill+0xa4/0x340 [ 66.334035] __ip_append_data+0x107e/0x3d10 [ 66.338344] ip_append_data+0x2fb/0x440 [ 66.342296] raw_sendmsg+0x287b/0x3ed0 [ 66.346161] inet_sendmsg+0x48d/0x740 [ 66.349942] ___sys_sendmsg+0xec0/0x1310 [ 66.353981] SYSC_sendmsg+0x2a3/0x3d0 [ 66.357772] SyS_sendmsg+0x54/0x80 [ 66.361290] do_syscall_64+0x309/0x430 [ 66.365154] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 66.370317] ================================================================== [ 66.377653] Disabling lock debugging due to kernel taint [ 66.383077] Kernel panic - not syncing: panic_on_warn set ... [ 66.383077] [ 66.390416] CPU: 1 PID: 5763 Comm: syz-executor7 Tainted: G B 4.16.0+ #84 [ 66.398535] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.407865] Call Trace: [ 66.410428] [ 66.412557] dump_stack+0x185/0x1d0 [ 66.416161] panic+0x39d/0x940 [ 66.419342] ? dccp_invalid_packet+0x3b8/0xf50 [ 66.423903] kmsan_report+0x238/0x240 [ 66.427683] __msan_warning_32+0x6c/0xb0 [ 66.431722] dccp_invalid_packet+0x3b8/0xf50 [ 66.436108] ? ip_local_deliver_finish+0x6ed/0xd40 [ 66.441022] ? ip_local_deliver_finish+0x6ed/0xd40 [ 66.445952] dccp_v4_rcv+0xf7/0x2630 [ 66.449655] ? __msan_metadata_ptr_for_load_4+0x10/0x20 [ 66.455002] ? raw_local_deliver+0x1462/0x1470 [ 66.459574] ? ip_local_deliver_finish+0x4a5/0xd40 [ 66.464488] ? local_bh_enable+0x40/0x40 [ 66.468536] ? local_bh_enable+0x40/0x40 [ 66.472581] ip_local_deliver_finish+0x6ed/0xd40 [ 66.477316] ip_local_deliver+0x43c/0x4e0 [ 66.481443] ? ip_local_deliver+0x4e0/0x4e0 [ 66.485742] ? ip_call_ra_chain+0x7b0/0x7b0 [ 66.490047] ip_rcv_finish+0x1253/0x16d0 [ 66.494101] ip_rcv+0x119d/0x16f0 [ 66.497542] ? ip_rcv+0x16f0/0x16f0 [ 66.501154] __netif_receive_skb_core+0x47cf/0x4a80 [ 66.506156] ? rb_insert_color+0xa4/0x1300 [ 66.510370] ? kmsan_internal_memset_shadow_inline+0xc0/0xd0 [ 66.516146] ? ip_local_deliver_finish+0xd40/0xd40 [ 66.521061] process_backlog+0x62d/0xe20 [ 66.525114] ? rps_trigger_softirq+0x2f0/0x2f0 [ 66.529675] net_rx_action+0x7c1/0x1a70 [ 66.533628] ? net_tx_action+0xab0/0xab0 [ 66.537675] __do_softirq+0x56d/0x93d [ 66.541460] do_softirq_own_stack+0x2a/0x40 [ 66.545755] [ 66.547972] __local_bh_enable_ip+0x114/0x140 [ 66.552446] local_bh_enable+0x36/0x40 [ 66.556311] ip_finish_output2+0x124e/0x1380 [ 66.560697] ip_finish_output+0xcb0/0xff0 [ 66.564832] ip_output+0x502/0x5c0 [ 66.568348] ? ip_mc_finish_output+0x3b0/0x3b0 [ 66.572908] ? ip_finish_output+0xff0/0xff0 [ 66.577213] ip_send_skb+0x5f3/0x820 [ 66.580902] ? __ip_local_out+0x5b0/0x5b0 [ 66.585041] ip_push_pending_frames+0x105/0x170 [ 66.589699] raw_sendmsg+0x2960/0x3ed0 [ 66.593568] ? kmsan_internal_unpoison_shadow+0x83/0xe0 [ 66.598915] ? compat_raw_ioctl+0x100/0x100 [ 66.603222] inet_sendmsg+0x48d/0x740 [ 66.607006] ? security_socket_sendmsg+0x9e/0x210 [ 66.611832] ? inet_getname+0x500/0x500 [ 66.615785] ___sys_sendmsg+0xec0/0x1310 [ 66.619848] ? __fdget+0x4e/0x60 [ 66.623222] SYSC_sendmsg+0x2a3/0x3d0 [ 66.627013] SyS_sendmsg+0x54/0x80 [ 66.630542] do_syscall_64+0x309/0x430 [ 66.634420] ? ___sys_sendmsg+0x1310/0x1310 [ 66.638729] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 66.643895] RIP: 0033:0x455379 [ 66.647069] RSP: 002b:00007f0929d44c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 66.654753] RAX: ffffffffffffffda RBX: 00007f0929d456d4 RCX: 0000000000455379 [ 66.662008] RDX: 0000000000000000 RSI: 0000000020000380 RDI: 0000000000000013 [ 66.669261] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 66.676509] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 66.683758] R13: 00000000000004d5 R14: 00000000006fa498 R15: 0000000000000000 [ 66.691465] Dumping ftrace buffer: [ 66.694982] (ftrace buffer empty) [ 66.698666] Kernel Offset: disabled [ 66.702265] Rebooting in 86400 seconds..