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. 2018/04/15 23:51:36 fuzzer started 2018/04/15 23:51:37 dialing manager at 10.128.0.26:36243 syzkaller login: [ 33.570958] random: crng init done 2018/04/15 23:51:43 kcov=true, comps=false 2018/04/15 23:51:47 executing program 0: perf_event_open(&(0x7f0000348f88)={0x2, 0x70, 0x10000000000003e6}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$vcsn(&(0x7f0000000040)='/dev/vcs#\x00', 0x2, 0x22002) r1 = syz_open_procfs(0x0, &(0x7f0000000140)='net/raw6\x00') ppoll(&(0x7f00000000c0)=[{r0}], 0x1, &(0x7f0000000180), &(0x7f00000001c0), 0x8) sendfile(r0, r1, &(0x7f0000000080), 0x100) 2018/04/15 23:51:47 executing program 1: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) clone(0x0, &(0x7f0000000040), &(0x7f0000000140), &(0x7f0000000180), &(0x7f0000000280)) 2018/04/15 23:51:47 executing program 7: perf_event_open(&(0x7f00000017c0)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$pfkey(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/self/net/pfkey\x00', 0x0, 0x0) ioctl$EVIOCGSND(0xffffffffffffffff, 0x8040451a, &(0x7f0000000140)=""/11) read$eventfd(r0, &(0x7f0000000180), 0x8) 2018/04/15 23:51:47 executing program 2: r0 = socket$inet(0x10, 0x2, 0x0) sendmsg(r0, &(0x7f0000014000)={0x0, 0x0, &(0x7f0000000000)=[{&(0x7f0000008000)="4c0000001200ff09fffefd956fa283b724a6008000000000000000683540150024001d001fc41180b598bc593ab6821148a730de33a49868c62b2ca654a6613b6aabf35d4c1cbc882b079881", 0x4c}], 0x1}, 0x0) 2018/04/15 23:51:47 executing program 4: 2018/04/15 23:51:47 executing program 3: 2018/04/15 23:51:47 executing program 5: 2018/04/15 23:51:47 executing program 6: [ 43.530329] ip (3751) used greatest stack depth: 54672 bytes left [ 44.113543] ip (3806) used greatest stack depth: 54408 bytes left [ 45.101333] ip (3903) used greatest stack depth: 54200 bytes left [ 45.425203] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.431763] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.478654] device bridge_slave_0 entered promiscuous mode [ 45.528519] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.535133] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.576560] device bridge_slave_0 entered promiscuous mode [ 45.595397] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.601961] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.618745] device bridge_slave_0 entered promiscuous mode [ 45.650480] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.657154] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.665723] device bridge_slave_0 entered promiscuous mode [ 45.688855] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.695407] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.727325] device bridge_slave_0 entered promiscuous mode [ 45.756455] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.762975] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.789971] device bridge_slave_1 entered promiscuous mode [ 45.816603] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.823172] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.835371] device bridge_slave_1 entered promiscuous mode [ 45.844966] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.851497] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.871164] device bridge_slave_1 entered promiscuous mode [ 45.887590] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.894135] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.915849] device bridge_slave_1 entered promiscuous mode [ 45.930271] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.936808] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.945067] device bridge_slave_0 entered promiscuous mode [ 45.958213] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.964765] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.995860] device bridge_slave_0 entered promiscuous mode [ 46.003241] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.009774] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.025126] device bridge_slave_0 entered promiscuous mode [ 46.039598] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.050455] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.056986] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.083088] device bridge_slave_1 entered promiscuous mode [ 46.096505] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.106769] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.117233] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.126404] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.133087] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.174160] device bridge_slave_1 entered promiscuous mode [ 46.181222] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.187699] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.225220] device bridge_slave_1 entered promiscuous mode [ 46.234243] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.243331] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.249849] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.285561] device bridge_slave_1 entered promiscuous mode [ 46.294706] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.304415] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.314000] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.324371] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.364687] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.414692] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.491167] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.523886] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.566130] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.616535] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.726623] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 47.236532] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.303799] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.339379] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.402274] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.454338] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.505485] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.527708] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.537123] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.573460] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.614279] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.667920] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.747423] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.764564] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.804678] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.818349] ip (4099) used greatest stack depth: 53640 bytes left [ 47.831761] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.988551] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 48.443940] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.483303] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.557801] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.638585] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 48.665814] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.742444] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 48.759018] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.784659] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 48.848428] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.860773] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.873606] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 48.881237] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.897243] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 48.942574] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 48.970664] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 48.977927] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.990839] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.016972] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 49.026376] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.037099] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.048125] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.082101] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.116833] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.130075] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.137914] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.145154] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.161760] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.194197] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.203465] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.238840] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.264517] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.278439] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.289868] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.308331] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.316372] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.324518] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.335458] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.353160] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.376589] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.392901] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.415606] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.426402] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.443788] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.477979] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.486216] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.494387] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.505973] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.523324] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.539798] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.556362] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.570415] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.579678] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.602927] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.617780] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.636668] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.674582] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.686167] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.693388] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.715796] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.741700] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.768743] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.798144] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.810372] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.850801] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 51.690607] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.697175] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.704164] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.710677] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.746805] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 51.758651] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.802108] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.808650] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.815592] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.822266] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.889012] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 51.895717] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.902204] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.909150] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.915651] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.926184] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 51.953358] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.959921] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.966811] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.973582] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.058737] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 52.069503] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.076108] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.082995] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.089525] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.104890] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 52.114676] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.121207] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.128129] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.134624] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.166943] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 52.185544] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.192098] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.198923] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.205364] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.223499] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 52.236459] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.242956] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.249840] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.256324] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.329934] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 52.768225] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.784967] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.817200] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.835187] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.857485] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.880372] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.896476] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.436731] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 61.535163] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 61.581144] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 61.706972] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 61.794924] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 61.805438] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 61.816883] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 61.850604] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 62.284656] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 62.290969] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.303612] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.347180] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 62.356580] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.389758] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.433211] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 62.443393] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 62.449736] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.469012] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.498767] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.526193] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.583131] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 62.593459] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.606766] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.653612] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 62.663181] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.702168] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.745538] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 62.757085] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.773486] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.814309] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 62.829434] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.864980] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready 2018/04/15 23:52:14 executing program 6: 2018/04/15 23:52:14 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x1000000000004) writev(r0, &(0x7f00000a8000)=[{&(0x7f00000003c0)="580000001400192300bb4b80040d8c562806f0ff6a59a2e04a03ca81642437890000000a215a0004fbf50dfff98c39433a8b0003a51f0004001c09005e00008200000000000000000700f8ffff0000ec6b0f536eb448560d", 0x58}], 0x1) 2018/04/15 23:52:14 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000140)={&(0x7f0000000040)={0x10}, 0xc, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="140000002600038f6ed3f68eaa1e840003000000"], 0x1}, 0x1}, 0x0) [ 68.433437] netlink: 'syz-executor2': attribute type 29 has an invalid length. [ 68.441105] netlink: 8 bytes leftover after parsing attributes in process `syz-executor2'. [ 68.522989] netlink: 'syz-executor2': attribute type 29 has an invalid length. [ 68.533714] netlink: 8 bytes leftover after parsing attributes in process `syz-executor2'. 2018/04/15 23:52:14 executing program 0: 2018/04/15 23:52:14 executing program 6: r0 = socket$inet_tcp(0x2, 0x1, 0x0) r1 = syz_open_dev$tun(&(0x7f00000001c0)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000340)={'syzkaller0\x00', 0xb}) ioctl$sock_inet_SIOCSARP(r0, 0x8955, &(0x7f00000002c0)={{0x2}, {0x0, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa]}}, 0xa, {0x2, 0x0, @rand_addr}, 'syzkaller0\x00'}) 2018/04/15 23:52:14 executing program 3: r0 = socket$packet(0x11, 0x200000000003, 0x300) ioctl$sock_ifreq(r0, 0x80000089a2, &(0x7f0000000080)={"6272696467653000e7ffffff00", @ifru_settings={0x5, 0x0, @fr_pvc=&(0x7f0000000040)}}) 2018/04/15 23:52:14 executing program 7: r0 = socket$inet6(0xa, 0x80003, 0xff) sendmmsg(r0, &(0x7f00000080c0)=[{{&(0x7f0000000000)=@un=@abs, 0x80, &(0x7f00000001c0)=[{&(0x7f0000000100)="e5fd44160de40f34bb2f00acd23474f4e7b9ea673a06e0ecbb232d82fab5279c51367f8825b72e0e", 0x28}], 0x1, &(0x7f0000000200)}}], 0x1, 0x0) 2018/04/15 23:52:14 executing program 4: r0 = socket$inet6(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f0000007000)={0xa, 0x4e20}, 0x1c) connect$inet6(r0, &(0x7f0000012000)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/15 23:52:14 executing program 2: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f00000014c0)=[{&(0x7f0000000000)='7', 0x1}], 0x1, &(0x7f0000000140)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0xb, 0x0, 0x5}}], 0x30}, {&(0x7f0000957ff0)=@in={0x2, 0x4e20, @multicast2=0xe0000002}, 0x10, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x800) 2018/04/15 23:52:14 executing program 5: 2018/04/15 23:52:14 executing program 1: syz_emit_ethernet(0x2a, &(0x7f0000aeb000)={@broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], @empty, [], {@ipv4={0x800, {{0x5, 0x4, 0x0, 0x0, 0x1c, 0x0, 0x0, 0x0, 0x0, 0x0, @dev={0xac, 0x14}, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, @icmp=@address_reply={0x12}}}}}, &(0x7f0000000100)) [ 68.882110] bridge0: port 3(veth0) entered blocking state [ 68.887885] bridge0: port 3(veth0) entered disabled state 2018/04/15 23:52:14 executing program 0: [ 68.938602] device veth0 entered promiscuous mode [ 68.944192] bridge0: port 3(veth0) entered blocking state [ 68.949947] bridge0: port 3(veth0) entered forwarding state 2018/04/15 23:52:15 executing program 7: epoll_pwait(0xffffffffffffffff, &(0x7f00000001c0)=[{}], 0x1, 0x0, &(0x7f0000000000), 0x8) 2018/04/15 23:52:15 executing program 5: r0 = syz_open_dev$sndseq(&(0x7f00000001c0)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_SUBSCRIBE_PORT(r0, 0x40505330, &(0x7f0000000000)={{}, {0xe}, 0x0, 0x1}) 2018/04/15 23:52:15 executing program 6: syz_emit_ethernet(0x6e, &(0x7f0000000000)={@random="cdf276000805", @link_local={0x1, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "110c11", 0x38, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@dest_unreach={0x2, 0x0, 0x0, 0x0, [], {0x0, 0x6, "cb155d", 0x0, 0x2f, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80}, [], "8df06558eb6a17d1"}}}}}}}, 0x0) 2018/04/15 23:52:15 executing program 1: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000cab000)={0x26, 'skcipher\x00', 0x0, 0x0, 'chacha20\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000dc1000)="71e67a15cdf0311cfc093a52a7d86bd10c9d68573b94531dc9cca9a4cd8c33cc", 0x20) r1 = accept4$alg(r0, 0x0, 0x0, 0x0) sendto(r1, &(0x7f00000002c0)="7162e65b3c1ebda7561b5202006d87b6e029eacd4ddfe3d037405c934f84d3b66004c5d0f52f229fd9ca67c29569f91dfea0878e143032955d6b18f0a09f9b3119", 0x41, 0x0, &(0x7f0000000280)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}}}, 0x80) recvmmsg(r1, &(0x7f0000000480)=[{{0x0, 0x0, &(0x7f0000000240)=[{&(0x7f0000000340)=""/226, 0xe2}], 0x1, &(0x7f0000000440)=""/38, 0x26}}], 0x1, 0x0, &(0x7f00000004c0)) 2018/04/15 23:52:15 executing program 4: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$IPT_SO_GET_INFO(r0, 0x0, 0x40, &(0x7f0000000540)={'nat\x00'}, &(0x7f0000000140)=0x54) 2018/04/15 23:52:15 executing program 0: 2018/04/15 23:52:15 executing program 3: 2018/04/15 23:52:15 executing program 5: r0 = syz_open_dev$sndseq(&(0x7f00000001c0)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_SUBSCRIBE_PORT(r0, 0x40505330, &(0x7f0000000000)={{}, {0xe}, 0x0, 0x1}) 2018/04/15 23:52:15 executing program 7: 2018/04/15 23:52:15 executing program 6: 2018/04/15 23:52:15 executing program 1: 2018/04/15 23:52:15 executing program 0: 2018/04/15 23:52:15 executing program 4: 2018/04/15 23:52:15 executing program 2: 2018/04/15 23:52:15 executing program 3: 2018/04/15 23:52:15 executing program 6: 2018/04/15 23:52:15 executing program 7: 2018/04/15 23:52:15 executing program 1: 2018/04/15 23:52:15 executing program 0: 2018/04/15 23:52:15 executing program 5: r0 = syz_open_dev$sndseq(&(0x7f00000001c0)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_SUBSCRIBE_PORT(r0, 0x40505330, &(0x7f0000000000)={{}, {0xe}, 0x0, 0x1}) 2018/04/15 23:52:15 executing program 4: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$inet_IP_IPSEC_POLICY(r0, 0x0, 0x10, &(0x7f0000000140)={{{@in=@rand_addr, @in=@dev}}, {{@in6=@mcast1}}}, &(0x7f0000000000)=0xe8) ioctl$sock_inet_SIOCSARP(r0, 0x8955, &(0x7f00000000c0)={{0x2, 0x0, @multicast1=0xe0000001}, {0x0, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x38, {0x2, 0x0, @rand_addr=0x9}, 'syz_tun\x00'}) 2018/04/15 23:52:15 executing program 6: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000006c0)={&(0x7f00000005c0)={0x10}, 0xc, &(0x7f0000000000)={&(0x7f0000000600)=ANY=[@ANYBLOB="640000001800010800000000000000000a140000fe07fe070008000014000500ff01000000000000000000000000000108001500070000001400050000000000000000000000ffffffff1100080010000200000008001500010000000800100005000000"], 0x1}, 0x1, 0x0, 0x0, 0x4000}, 0x44000) 2018/04/15 23:52:15 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000040)='/proc/sys/net/ipv4/vs/sync_refresh_period\x00', 0x2, 0x0) preadv(r0, &(0x7f0000000100)=[{&(0x7f0000000180)=""/196, 0xc4}], 0x1, 0x0) 2018/04/15 23:52:15 executing program 1: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000348f88)={0x2, 0x70, 0x3e6}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x40082406, &(0x7f00000000c0)='\x00') 2018/04/15 23:52:15 executing program 5: r0 = syz_open_dev$sndseq(&(0x7f00000001c0)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_SUBSCRIBE_PORT(r0, 0x40505330, &(0x7f0000000000)={{}, {0xe}, 0x0, 0x1}) 2018/04/15 23:52:15 executing program 2: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup.net\x00', 0x200002, 0x0) fchdir(r0) getsockopt$inet_sctp_SCTP_STATUS(0xffffffffffffffff, 0x84, 0xe, &(0x7f0000000080)={0x0, 0x3, 0xa6e1, 0x0, 0x3ff, 0x0, 0xa4, 0x6, {0x0, @in6={{0xa, 0x4e23, 0x4, @dev={0xfe, 0x80, [], 0x12}, 0x3}}, 0x12adad76, 0x121c, 0xad8, 0xfff, 0x5}}, &(0x7f0000000140)=0xb0) r2 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vga_arbiter\x00', 0x40800, 0x0) setsockopt$inet_sctp_SCTP_I_WANT_MAPPED_V4_ADDR(r2, 0x84, 0xc, &(0x7f0000000240)=0x2, 0x4) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r0, 0x84, 0x13, &(0x7f0000000180)={r1, 0x4}, &(0x7f00000001c0)=0x8) r3 = creat(&(0x7f0000000200)='./file0\x00', 0x30) write$cgroup_pid(r3, &(0x7f00000002c0)=ANY=[], 0x29) fallocate(r3, 0x0, 0x40000, 0x8) fcntl$notify(r0, 0x402, 0x80000002) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000280)={'filter\x00', 0x4b, "2a2a9429e2eea0f26c24b07fa254786b861c82456c55e94a832d5adf6db2cbfc8838a94b1162d5a28ad2950259af636277ac0353a1e6c6db35cdcb4205d574e635b721119a63e5757a05ac"}, &(0x7f0000000300)=0x6f) fallocate(r3, 0x0, 0xc8ec, 0xffff) 2018/04/15 23:52:15 executing program 3: r0 = syz_open_dev$sndseq(&(0x7f0000000080)='/dev/snd/seq\x00', 0x0, 0x0) read(r0, &(0x7f0000000000)=""/28, 0x1c) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r0, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "706f727431000000000000000000000000000000000000000000eb000000b2a587e2000000000000000000000000000101008e15e7af00", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r0, 0x4040534e, &(0x7f000019ffe9)={0xc1, @time}) ioctl$SNDRV_SEQ_IOCTL_PVERSION(r0, 0x404c534a, &(0x7f0000000040)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000180)='/dev/sequencer2\x00', 0x0, 0x0) 2018/04/15 23:52:15 executing program 0: r0 = socket$inet6(0xa, 0x3, 0x2c) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @dev={0xfe, 0x80}, 0x9}, 0x1c) sendmsg(r0, &(0x7f0000006fc8)={0x0, 0x0, &(0x7f00000013c0), 0x0, &(0x7f00000005c0)}, 0xc100) write$binfmt_elf32(r0, &(0x7f0000000a40)={{0x7f, 0x45, 0x4c, 0x46, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x38, 0x0, 0x0, 0x0, 0x20}, [{}], "25d720aecff6828dd1c390da4581fa02cd6184880d5ac1c550b1548e6a1d2b532a03d460bc8652191739772066", [[], [], [], []]}, 0x485) 2018/04/15 23:52:16 executing program 4: r0 = socket$netlink(0xa, 0x5, 0x0) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x84, 0x76, &(0x7f0000000000), 0x1) 2018/04/15 23:52:16 executing program 6: r0 = perf_event_open(&(0x7f0000aaa000)={0x0, 0x78}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000180)='IPVS\x00') sendmsg$IPVS_CMD_GET_CONFIG(r0, &(0x7f00000002c0)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x1002020}, 0xc, &(0x7f0000000280)={&(0x7f00000001c0)={0x84, r1, 0x400, 0x70bd2c, 0x25dfdbfd, {0xd}, [@IPVS_CMD_ATTR_DEST={0x34, 0x2, [@IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0x1ff}, @IPVS_DEST_ATTR_WEIGHT={0x8, 0x4, 0xffffffff}, @IPVS_DEST_ATTR_PORT={0x8, 0x2, 0x4e22}, @IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0x5}, @IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0x2}, @IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0xfffffffffffffffa}]}, @IPVS_CMD_ATTR_DEST={0x3c, 0x2, [@IPVS_DEST_ATTR_FWD_METHOD={0x8, 0x3, 0x4}, @IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0x9}, @IPVS_DEST_ATTR_ADDR_FAMILY={0x8, 0xb, 0xa}, @IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0x7}, @IPVS_DEST_ATTR_ADDR_FAMILY={0x8, 0xb, 0x9707eaaad91d9f92}, @IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0x40000000000}, @IPVS_DEST_ATTR_ACTIVE_CONNS={0x8, 0x7, 0x2}]}]}, 0x84}, 0x1, 0x0, 0x0, 0x4000000}, 0x80) r2 = creat(&(0x7f0000000040)='./file0\x00', 0x20) setsockopt$inet_sctp6_SCTP_NODELAY(r2, 0x84, 0x3, &(0x7f0000000300)=0x100, 0x4) getsockopt$inet_sctp6_SCTP_RESET_STREAMS(0xffffffffffffff9c, 0x84, 0x77, &(0x7f0000000080)={0x0, 0x81, 0xa, [0x81, 0x9, 0x7, 0x6, 0x71, 0x6, 0x397648e5, 0x10000, 0x101, 0xffffffffffffd12c]}, &(0x7f00000000c0)=0x1c) setsockopt$inet_sctp_SCTP_STREAM_SCHEDULER_VALUE(r2, 0x84, 0x7c, &(0x7f0000000100)={r3, 0x7ff, 0x200}, 0x8) setsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER_VALUE(r2, 0x84, 0x7c, &(0x7f0000000340)={r3, 0x1, 0x100}, 0x8) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00002d2ff8)={0xffffffffffffffff, 0xffffffffffffffff}) fcntl$lock(r4, 0x40000000000007, &(0x7f00001aa000)={0x1}) fcntl$lock(r4, 0x400000000000007, &(0x7f0000a2e000)={0x0, 0x0, 0x4, 0xfffffffffffffffd}) 2018/04/15 23:52:16 executing program 5: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000ed1000)={0x5, 0x2000000000000004, 0x80000000004, 0x2}, 0x14) bpf$MAP_DELETE_ELEM(0x3, &(0x7f00000000c0)={r0, &(0x7f0000000040)='z'}, 0x10) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000080)={r0, &(0x7f0000000100)="7f880090fa69a68addb9f14218c218436351c77e1dc08e647f86ea336f515700ff9d952629f3367ece0a6d5ae43d15f50f9f5b7ec18507dfa3960cd01f8a716941e19d9df1e1c48788c4607e78e5f3f10eb7aada999e0ad12bc66f18a62cc8599b36b6861909bfd328a18bd83d4b72033d8bcc3261f05f0713d930712401eeaa5ab48ff3b2cbe17d9a18dfe1ace31454cdb3353157d8726e15e5e7c9190e782e03b8cf8af2c6378b282e0defd5e3dafe8be8ec639f83", &(0x7f0000000000)="d011c38c9dc362b80916681db68ed68d12528e92e3e93ad78971e1fec459a594f5644a7685ff08e8a0e7166bad2ad98f0f"}, 0x20) 2018/04/15 23:52:16 executing program 7: r0 = syz_open_procfs(0x0, &(0x7f0000001740)='net/mcfilter\x00') lseek(r0, 0x2, 0x0) ioctl$sock_inet_SIOCGIFADDR(r0, 0x8915, &(0x7f0000000040)={'veth0_to_bond\x00', {0x2, 0x4e21}}) openat$vcs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vcs\x00', 0x202, 0x0) 2018/04/15 23:52:16 executing program 0: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) sendto$inet(r0, &(0x7f0000a92000), 0xfffffebb, 0x800000020000200, &(0x7f0000000080)={0x2, 0x0, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000000040)={0x0, 0x7ff, 0x7ffffffd}, 0x14) writev(r0, &(0x7f0000000d80)=[{&(0x7f0000002a00)="1a", 0x1}], 0x1) setsockopt$inet_tcp_TCP_ULP(r0, 0x6, 0x1f, &(0x7f00000002c0)='tls\x00', 0x4) socketpair$inet6_sctp(0xa, 0x5, 0x84, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffff9c, 0x84, 0x73, &(0x7f00000000c0)={0x0, 0x800, 0x30, 0x6, 0x5}, &(0x7f0000000100)=0x18) getsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f0000000140)={r2, @in={{0x2, 0x4e24, @local={0xac, 0x14, 0x14, 0xaa}}}, 0x3, 0xd69, 0x7, 0x7}, &(0x7f0000000200)=0x98) getsockopt$inet_tcp_int(r0, 0x6, 0x1b, &(0x7f0000000240), &(0x7f0000000280)=0x4) 2018/04/15 23:52:16 executing program 1: mmap(&(0x7f0000000000/0xb000)=nil, 0xb000, 0x0, 0x4031, 0xffffffffffffffff, 0x0) munmap(&(0x7f0000ffc000/0x2000)=nil, 0x2000) mlock(&(0x7f000000a000/0x2000)=nil, 0x2000) mlock(&(0x7f0000000000/0x4000)=nil, 0x4000) mremap(&(0x7f0000003000/0x2000)=nil, 0x2000, 0x3000, 0x3, &(0x7f0000ffc000/0x3000)=nil) mremap(&(0x7f000000a000/0x3000)=nil, 0x3000, 0x1000, 0x0, &(0x7f0000000000/0x1000)=nil) 2018/04/15 23:52:16 executing program 2: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup.net\x00', 0x200002, 0x0) fchdir(r0) getsockopt$inet_sctp_SCTP_STATUS(0xffffffffffffffff, 0x84, 0xe, &(0x7f0000000080)={0x0, 0x3, 0xa6e1, 0x0, 0x3ff, 0x0, 0xa4, 0x6, {0x0, @in6={{0xa, 0x4e23, 0x4, @dev={0xfe, 0x80, [], 0x12}, 0x3}}, 0x12adad76, 0x121c, 0xad8, 0xfff, 0x5}}, &(0x7f0000000140)=0xb0) r2 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vga_arbiter\x00', 0x40800, 0x0) setsockopt$inet_sctp_SCTP_I_WANT_MAPPED_V4_ADDR(r2, 0x84, 0xc, &(0x7f0000000240)=0x2, 0x4) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r0, 0x84, 0x13, &(0x7f0000000180)={r1, 0x4}, &(0x7f00000001c0)=0x8) r3 = creat(&(0x7f0000000200)='./file0\x00', 0x30) write$cgroup_pid(r3, &(0x7f00000002c0)=ANY=[], 0x29) fallocate(r3, 0x0, 0x40000, 0x8) fcntl$notify(r0, 0x402, 0x80000002) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000280)={'filter\x00', 0x4b, "2a2a9429e2eea0f26c24b07fa254786b861c82456c55e94a832d5adf6db2cbfc8838a94b1162d5a28ad2950259af636277ac0353a1e6c6db35cdcb4205d574e635b721119a63e5757a05ac"}, &(0x7f0000000300)=0x6f) fallocate(r3, 0x0, 0xc8ec, 0xffff) 2018/04/15 23:52:16 executing program 7: r0 = memfd_create(&(0x7f0000000040)='userloppp1ptoc\'\x00', 0x6) io_setup(0x1, &(0x7f00000017c0)=0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000280)={'veth0_to_bond\x00', 0x100}) setsockopt$inet6_MRT6_ADD_MFC_PROXY(r0, 0x29, 0xd2, &(0x7f00000001c0)={{0xa, 0x4e21, 0xf9, @local={0xfe, 0x80, [], 0xaa}, 0x1}, {0xa, 0x4e20, 0x7, @empty, 0x5}, 0x7, [0x1f, 0x2a26, 0x9, 0x20000000, 0xf6, 0x100, 0x6, 0x6]}, 0x5c) setsockopt$inet_mreqsrc(r0, 0x0, 0x28, &(0x7f0000000140)={@empty, @loopback=0x7f000001, @multicast1=0xe0000001}, 0xc) r2 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(r2, 0x84, 0x64, &(0x7f00000000c0)=[@in={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}], 0x10) setsockopt$inet_sctp_SCTP_I_WANT_MAPPED_V4_ADDR(r2, 0x84, 0xc, &(0x7f00009baffc), 0x4) getsockopt$inet_sctp6_SCTP_GET_LOCAL_ADDRS(r2, 0x84, 0x6d, &(0x7f0000564000), &(0x7f0000991000)=0x8) setsockopt$inet_tcp_TCP_ULP(r0, 0x6, 0x1f, &(0x7f00000002c0)='tls\x00', 0x4) io_submit(r1, 0x1, &(0x7f0000001640)=[&(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, 0x0, r0, &(0x7f0000000180)="d8", 0x1}]) getsockopt$inet_mtu(r0, 0x0, 0xa, &(0x7f0000000000), &(0x7f0000000080)=0x4) init_module(&(0x7f00000000c0)='cgroupmd5sum\x00', 0xd, &(0x7f0000000100)='userloppp1ptoc\'\x00') 2018/04/15 23:52:16 executing program 1: r0 = socket$inet6(0xa, 0x2100000000000002, 0x0) r1 = socket$nl_xfrm(0x10, 0x3, 0x6) bind$netlink(r1, &(0x7f0000000180)={0x10, 0x0, 0x0, 0x1}, 0xc) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in={{0x2, 0x4e20, @rand_addr=0x92}}}, &(0x7f0000000380)=0x84) setsockopt$inet_sctp_SCTP_ASSOCINFO(r0, 0x84, 0x1, &(0x7f00000003c0)={r2, 0x5, 0xfffffffffffeffff, 0x101, 0xbc, 0x7f}, 0x14) setsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f00000001c0)={{{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6=@loopback={0x0, 0x1}, 0x0, 0x0, 0x0, 0x0, 0xa}, {}, {}, 0x0, 0x0, 0x1}, {{@in6, 0x0, 0x2b}, 0x0, @in=@broadcast=0xffffffff, 0x0, 0x0, 0x0, 0x3}}, 0xe8) getsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f0000000080)={{{@in=@multicast2, @in=@multicast1}}, {{@in6=@mcast1}, 0x0, @in6=@local}}, &(0x7f0000000000)=0xe8) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x3}, 0x1c) 2018/04/15 23:52:17 executing program 4: r0 = socket$inet_tcp(0x2, 0x1, 0x0) getsockopt$sock_buf(r0, 0x1, 0x3f, &(0x7f0000000080)=""/37, &(0x7f00000000c0)=0x25) setsockopt$inet_tcp_int(r0, 0x6, 0x13, &(0x7f0000d06000)=0x1, 0x4) r1 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000100)='./cgroup.net\x00', 0x200002, 0x0) fchdir(r1) r2 = creat(&(0x7f0000000200)='./file0\x00', 0x0) fallocate(r2, 0x1, 0x0, 0x8ac7) fallocate(r2, 0x0, 0x0, 0x8) fallocate(r0, 0x2, 0x9, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f0000000000)=0xffffffff80000001, 0x167) getsockopt$inet_tcp_int(r0, 0x6, 0x8000000000000015, &(0x7f0000d1dffc), &(0x7f0000246000)=0x4) socketpair(0x1, 0x80004, 0x8, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$TCSBRK(r3, 0x5409, 0x9) getsockname$netlink(r4, &(0x7f0000000100), &(0x7f0000000140)=0xc) 2018/04/15 23:52:17 executing program 5: syz_emit_ethernet(0x3e, &(0x7f0000000000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @dev={[0xaa, 0xaa, 0xaa, 0xaa]}, [], {@ipv4={0x800, {{0x5, 0x4, 0x0, 0x0, 0x30, 0x0, 0x0, 0x0, 0x21, 0x0, @rand_addr, @broadcast=0xffffffff}, @icmp=@parameter_prob={0x21, 0x0, 0x0, 0x0, 0x0, 0x0, {0x5, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}, @multicast1=0xe0000001}}}}}}, &(0x7f0000ea3000)) r0 = syz_open_dev$mice(&(0x7f0000000040)='/dev/input/mice\x00', 0x0, 0x200400) mq_getsetattr(r0, &(0x7f0000000080)={0x7fffffff, 0x20, 0xe6, 0x6, 0x0, 0x80000000, 0x401, 0x7}, &(0x7f00000000c0)) 2018/04/15 23:52:17 executing program 6: r0 = socket$inet_sctp(0x2, 0x2, 0x84) listen(r0, 0x110000000010) listen(r0, 0x0) listen(r0, 0x9000000) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$TUNSETLINK(r1, 0x400454cd, 0xffff) 2018/04/15 23:52:17 executing program 2: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup.net\x00', 0x200002, 0x0) fchdir(r0) getsockopt$inet_sctp_SCTP_STATUS(0xffffffffffffffff, 0x84, 0xe, &(0x7f0000000080)={0x0, 0x3, 0xa6e1, 0x0, 0x3ff, 0x0, 0xa4, 0x6, {0x0, @in6={{0xa, 0x4e23, 0x4, @dev={0xfe, 0x80, [], 0x12}, 0x3}}, 0x12adad76, 0x121c, 0xad8, 0xfff, 0x5}}, &(0x7f0000000140)=0xb0) r2 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vga_arbiter\x00', 0x40800, 0x0) setsockopt$inet_sctp_SCTP_I_WANT_MAPPED_V4_ADDR(r2, 0x84, 0xc, &(0x7f0000000240)=0x2, 0x4) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r0, 0x84, 0x13, &(0x7f0000000180)={r1, 0x4}, &(0x7f00000001c0)=0x8) r3 = creat(&(0x7f0000000200)='./file0\x00', 0x30) write$cgroup_pid(r3, &(0x7f00000002c0)=ANY=[], 0x29) fallocate(r3, 0x0, 0x40000, 0x8) fcntl$notify(r0, 0x402, 0x80000002) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000280)={'filter\x00', 0x4b, "2a2a9429e2eea0f26c24b07fa254786b861c82456c55e94a832d5adf6db2cbfc8838a94b1162d5a28ad2950259af636277ac0353a1e6c6db35cdcb4205d574e635b721119a63e5757a05ac"}, &(0x7f0000000300)=0x6f) fallocate(r3, 0x0, 0xc8ec, 0xffff) 2018/04/15 23:52:17 executing program 1: r0 = socket$alg(0x26, 0x5, 0x0) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcs\x00', 0x0, 0x0) ioctl$EVIOCGID(r1, 0x80084502, &(0x7f0000000100)=""/7) ioctl$VT_GETSTATE(r1, 0x5603, &(0x7f00000001c0)={0x8, 0x1, 0x8}) bind$alg(r0, &(0x7f00006cdfa8)={0x26, 'hash\x00', 0x0, 0x0, 'digest_null-generic\x00'}, 0x58) r2 = accept4$alg(r0, 0x0, 0x0, 0x0) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$EBT_SO_GET_INIT_INFO(r3, 0x0, 0x82, &(0x7f0000000000)={'filter\x00'}, &(0x7f0000000080)=0x78) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000200)={0x0, 0xffffffffffffffff, 0x200, 0xfffffffffffff55b, 0x7f, 0x7fffffff, 0x7fff, 0x3f, 0x0}, &(0x7f0000000240)=0x20) getsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY(r1, 0x84, 0x18, &(0x7f0000000280)={r4, 0x3}, &(0x7f00000002c0)=0x8) sendto(r2, &(0x7f0000000080), 0x0, 0x0, &(0x7f0000000140)=@ax25={0x3, {"15a3c0da583047"}}, 0x80) 2018/04/15 23:52:17 executing program 7: mkdir(&(0x7f0000000040)='./file0\x00', 0x11e) r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./file0\x00', 0x0, 0x0) capset(&(0x7f0000fc1ff8)={0x4000019980330}, &(0x7f0000001fe8)) mkdirat(r0, &(0x7f00000004c0)='./file0\x00', 0x0) renameat(r0, &(0x7f0000000000)='./file0\x00', r0, &(0x7f0000000080)='./file0\x00') 2018/04/15 23:52:17 executing program 3: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000100)={0x26, 'aead\x00', 0x0, 0x0, 'seqiv(echainiv(rfc4106-gcm-aesni))\x00'}, 0x58) r1 = open(&(0x7f0000000000)='./file0\x00', 0x10100, 0x10) recvfrom$ax25(r1, &(0x7f0000000180)=""/240, 0xf0, 0x60, &(0x7f0000000040)={0x3, {"a2bafd7fc8f7ec"}, 0x8000}, 0x10) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000000000), 0x0) 2018/04/15 23:52:17 executing program 0: mremap(&(0x7f0000001000/0xc00000)=nil, 0xc00000, 0x1000, 0x3, &(0x7f0000fff000/0x1000)=nil) r0 = openat$autofs(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/autofs\x00', 0x109000, 0x0) ioctl$sock_ipx_SIOCIPXCFGDATA(r0, 0x89e2, &(0x7f0000000100)) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x19, &(0x7f0000000140)={0x20000000000000f7, &(0x7f00000001c0)=[{0x471a, 0x1, 0x2, 0x1ff}, {0x1, 0x81, 0xfffffffffffffff7, 0x1000000000e5}, {0x3a, 0x2, 0xfffffffffffffffc, 0x7}, {0x6, 0xa205, 0x4, 0x200}]}, 0xffffffffffffffe0) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$inet_int(r1, 0x0, 0x1f, &(0x7f0000000040), &(0x7f0000000080)=0x4) socket$inet_dccp(0x2, 0x6, 0x0) [ 71.338774] dccp_invalid_packet: P.Data Offset(0) too small [ 71.375939] capability: warning: `syz-executor7' uses 32-bit capabilities (legacy support in use) 2018/04/15 23:52:17 executing program 4: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000733000)={0x5, 0x1, 0x5, 0x9}, 0x14) r1 = bpf$MAP_CREATE(0x0, &(0x7f00004f9fe4)={0xd, 0x6, 0x4, 0x100000001, 0x0, r0}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00005f1000)={r1, &(0x7f0000eed000), &(0x7f0000b88000)="13"}, 0x20) close(r0) r2 = socket$inet_icmp(0x2, 0x2, 0x1) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f00000001c0)={'filter\x00', 0xd2, "d9f807d3890d193ac0c650a91c83a2d241cf50002cbcc47375f29a8f0a338fe772b5225378dfd2c0823f15cc2bfd8e1a24805903b5bbd8448cc74d1bedd11573ddfb02472dc15809bd3fcf1d5cf88b651d34b0f81721620eaaea86ec930ffa81f1cbe0e5c711ff356f813e8e7a99f94775b13ce1398e3210b588462d475b09729e361e4a5e0db1f13eafe98eb12bca27bd79951699db957479ae06a812be580f835c99a7bc98b9298be55deb4174320546dc66381efc55d436a5151d153a9bd9cc8a9fc3f4cdbee3772cbe59f3a458e56a7e"}, &(0x7f00000002c0)=0xf6) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000100)={r1, &(0x7f00000000c0)}, 0x10) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000000c0)={r1, &(0x7f0000000000)="c9c8bc33fad62536c42348c78512bbe5fbcca64e36814dfa163390dc34162f0e890aff6db8295a32a55882b3211912b63392193692c61dc9507053f88a5470365532c4d1a0d6789da612502af652a58a1c6ec70a598d1ae66375ff37dcbe4c86d40e53a26ff91e4f617180fbe156447ae114c7f01ea2ca5ae8da3081dcc6980b99af38b5562ae35593327720f2e232c328665a7254ac3e53e695b73ed13a833dcc58f0dada1f0ab5371f05f1dfa953", &(0x7f0000000140)="fe5feb13fdce0d991768a49538d067ef5fb9363cb0130533b413939f2da6dade616757ae045174fc313ec1283b7bccbb93553f029db9708688c8b76896d36bbcb6f33110", 0x2}, 0x20) r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000300)='/dev/sequencer2\x00', 0x800, 0x0) ioctl$EVIOCGKEYCODE_V2(r3, 0x80284504, &(0x7f0000000340)=""/215) [ 71.406999] dccp_invalid_packet: P.Data Offset(0) too small 2018/04/15 23:52:17 executing program 1: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000733000)={0x5, 0x1, 0x25, 0x9}, 0x2c) r1 = bpf$MAP_CREATE(0x0, &(0x7f00004f9fe4)={0xd, 0x6, 0x4, 0x100000001, 0x0, r0}, 0x2c) write$binfmt_script(r1, &(0x7f0000000140)={'#! ', './file0', [{0x20}, {0x20}, {0x20, 'mime_type/user%+('}, {0x20, '+posix_acl_access'}, {0x20}, {0x20, ',mime_type(trusted'}], 0xa, "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"}, 0x1045) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000100)={r1, &(0x7f0000000000), &(0x7f0000000040)=""/129}, 0x18) 2018/04/15 23:52:17 executing program 2: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup.net\x00', 0x200002, 0x0) fchdir(r0) getsockopt$inet_sctp_SCTP_STATUS(0xffffffffffffffff, 0x84, 0xe, &(0x7f0000000080)={0x0, 0x3, 0xa6e1, 0x0, 0x3ff, 0x0, 0xa4, 0x6, {0x0, @in6={{0xa, 0x4e23, 0x4, @dev={0xfe, 0x80, [], 0x12}, 0x3}}, 0x12adad76, 0x121c, 0xad8, 0xfff, 0x5}}, &(0x7f0000000140)=0xb0) r2 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vga_arbiter\x00', 0x40800, 0x0) setsockopt$inet_sctp_SCTP_I_WANT_MAPPED_V4_ADDR(r2, 0x84, 0xc, &(0x7f0000000240)=0x2, 0x4) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r0, 0x84, 0x13, &(0x7f0000000180)={r1, 0x4}, &(0x7f00000001c0)=0x8) r3 = creat(&(0x7f0000000200)='./file0\x00', 0x30) write$cgroup_pid(r3, &(0x7f00000002c0)=ANY=[], 0x29) fallocate(r3, 0x0, 0x40000, 0x8) fcntl$notify(r0, 0x402, 0x80000002) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000280)={'filter\x00', 0x4b, "2a2a9429e2eea0f26c24b07fa254786b861c82456c55e94a832d5adf6db2cbfc8838a94b1162d5a28ad2950259af636277ac0353a1e6c6db35cdcb4205d574e635b721119a63e5757a05ac"}, &(0x7f0000000300)=0x6f) fallocate(r3, 0x0, 0xc8ec, 0xffff) 2018/04/15 23:52:17 executing program 0: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000100)='./cgroup.net\x00', 0x200002, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000040)='./file0\x00', 0x0) write$cgroup_pid(r1, &(0x7f0000000100)=ANY=[], 0x1023c) fallocate(r1, 0x0, 0xffff, 0x8) r2 = request_key(&(0x7f0000000000)='asymmetric\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a, 0x2}, &(0x7f00000000c0)='./cgroup.net\x00', 0xfffffffffffffffc) r3 = request_key(&(0x7f0000000140)='id_resolver\x00', &(0x7f0000000180)={0x73, 0x79, 0x7a, 0x2}, &(0x7f00000001c0)='./cgroup.net\x00', 0xffffffffffffffff) keyctl$link(0x8, r2, r3) fallocate(r1, 0x3, 0x0, 0xffff) 2018/04/15 23:52:17 executing program 7: r0 = socket$inet6(0xa, 0x8000000000000003, 0x5) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000100)={0x0}, &(0x7f0000000140)=0xc) prlimit64(r1, 0xf, 0x0, &(0x7f0000000180)) connect$inet6(r0, &(0x7f000000cfe4)={0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}, 0x3}, 0x1c) sendmmsg(r0, &(0x7f0000000040)=[{{&(0x7f0000000000)=ANY=[], 0x0, &(0x7f0000000480), 0x0, &(0x7f00000001c0)=ANY=[@ANYBLOB="2809000000000000000029000000024ffc730dd1ed490000e90000000000000000000000000000000000000000000000"], 0x28}}], 0x1, 0x0) getpeername$unix(r0, &(0x7f0000000080), &(0x7f0000000000)=0x6e) 2018/04/15 23:52:17 executing program 3: truncate(&(0x7f0000000080)='./file0\x00', 0xffffffffffff0001) r0 = socket$inet6(0xa, 0x8080d, 0x7fffffffffffd) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000e5bef8)={0x0, {{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}, {{0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xffffffffffffffff}}}}, 0x108) lstat(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000180)={0x0, 0x0, 0x0}, &(0x7f00000001c0)=0xc) setregid(r1, r2) syz_emit_ethernet(0x4a, &(0x7f00000002c0)=ANY=[@ANYBLOB="cd390b081bf2aaaaaaaa00ff86dd6054030000143a00fe8000000000000000000000000000ffff02000000000000000000000000020c0000000023fab4a27797fb651042a6cd2e4f40ee4d01e32d07f285d7b13381d79a794eba221f15e4f3fb45c7f55ef0eeb4ea918dd8ba68c6322e9d155c138c2f4ce311f570c77d07f53e2340", @ANYRES32=0x42424242, @ANYRES32=0x42424242, @ANYBLOB="5000000090780000"], 0x0) r3 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000200)='/dev/sequencer\x00', 0x200000, 0x0) r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000240)='/proc/sys/net/ipv4/vs/sloppy_sctp\x00', 0x2, 0x0) ioctl$VHOST_SET_VRING_ERR(r3, 0x4008af22, &(0x7f0000000280)={0x0, r4}) 2018/04/15 23:52:17 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) writev(r0, &(0x7f000007eff0)=[{&(0x7f0000ae6fc7)="390000001100094701bb61e1c3050001070000000400000045efffff08009b0019001a000f000000220001071c06000004e9ff0004000d0005", 0x39}], 0x1) r1 = syz_open_dev$vcsn(&(0x7f0000000000)='/dev/vcs#\x00', 0x9eb8, 0x2000) ioctl$PERF_EVENT_IOC_PERIOD(r1, 0x40082404, &(0x7f0000000040)=0x6) 2018/04/15 23:52:17 executing program 6: r0 = socket(0x40000000015, 0x5, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(r0, 0x84, 0x6, &(0x7f0000000180)={0x0, @in6={{0xa, 0x4e21, 0x6, @local={0xfe, 0x80, [], 0xaa}, 0x7}}}, &(0x7f0000000040)=0x84) ioctl$sock_netrom_TIOCINQ(r0, 0x541b, &(0x7f00000000c0)) setsockopt(r0, 0x114, 0x1d, &(0x7f0000000000)='\x00\x00\x00\x00', 0x4) 2018/04/15 23:52:17 executing program 4: r0 = socket(0xa, 0x801, 0x0) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000000)=ANY=[@ANYBLOB="00004000feffff1b000025cd1172b5630700000008"]) openat$rfkill(0xffffffffffffff9c, &(0x7f0000000080)='/dev/rfkill\x00', 0x1, 0x0) ioctl(r0, 0x8916, &(0x7f0000000000)) socket$inet(0x2, 0x806, 0x5dc38207) r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000040)='/dev/sequencer2\x00', 0x0, 0x0) ioctl$TIOCCBRK(r1, 0x5428) 2018/04/15 23:52:17 executing program 2: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup.net\x00', 0x200002, 0x0) fchdir(r0) getsockopt$inet_sctp_SCTP_STATUS(0xffffffffffffffff, 0x84, 0xe, &(0x7f0000000080)={0x0, 0x3, 0xa6e1, 0x0, 0x3ff, 0x0, 0xa4, 0x6, {0x0, @in6={{0xa, 0x4e23, 0x4, @dev={0xfe, 0x80, [], 0x12}, 0x3}}, 0x12adad76, 0x121c, 0xad8, 0xfff, 0x5}}, &(0x7f0000000140)=0xb0) r2 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vga_arbiter\x00', 0x40800, 0x0) setsockopt$inet_sctp_SCTP_I_WANT_MAPPED_V4_ADDR(r2, 0x84, 0xc, &(0x7f0000000240)=0x2, 0x4) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r0, 0x84, 0x13, &(0x7f0000000180)={r1, 0x4}, &(0x7f00000001c0)=0x8) r3 = creat(&(0x7f0000000200)='./file0\x00', 0x30) write$cgroup_pid(r3, &(0x7f00000002c0)=ANY=[], 0x29) fallocate(r3, 0x0, 0x40000, 0x8) fcntl$notify(r0, 0x402, 0x80000002) fallocate(r3, 0x0, 0xc8ec, 0xffff) 2018/04/15 23:52:17 executing program 1: socketpair$unix(0x1, 0x805, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) write(r0, &(0x7f0000000140), 0xff3c) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000)='/dev/hwrng\x00', 0x2203, 0x0) clock_getres(0x0, &(0x7f0000000280)) getpeername$netrom(r1, &(0x7f0000000040)=@full, &(0x7f0000000100)=0x48) getsockname$ipx(r1, &(0x7f0000000140), &(0x7f0000000180)=0x10) open(&(0x7f00000002c0)='./file1\x00', 0x0, 0x12) ioctl$PIO_FONTX(r1, 0x4b6c, &(0x7f0000000200)="b7741d3109698f8482e81d6fc77e7e9768c9728f6864506cd2597fa098fef472998e5fb3b40b21607d4dbed2c4ae2399129588449f2898f11451e4c3ff8d9ca5024524d4a586603edfc299ea84a7671883b4b8b08aea4db1da0781efc5f5028a78a984feeb00000000000000000000000000") ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f0000000300)={'ip6gretap0\x00', 0x100}) ioctl$DRM_IOCTL_RM_MAP(r1, 0x4028641b, &(0x7f00000001c0)={&(0x7f0000ffc000/0x4000)=nil, 0xffffffffffffff39, 0x7, 0x10, &(0x7f0000ffc000/0x1000)=nil, 0xed}) 2018/04/15 23:52:17 executing program 1: r0 = syz_open_dev$sndseq(&(0x7f00000001c0)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r0, 0xc0a85320, &(0x7f0000418f50)={{0x80}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_SUBSCRIBE_PORT(r0, 0x40505330, &(0x7f0000ec6fb0)={{}, {0x80}, 0x0, 0x1}) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000000)='hugetlb.2MB.usage_in_bytes\x00', 0x0, 0x0) ioctl$KDDISABIO(r1, 0x4b37) 2018/04/15 23:52:17 executing program 7: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0xa, 0x4000000000080, 0x30}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f000051e000)={r0, &(0x7f0000fc5000), &(0x7f0000950000)}, 0x10) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000100)={r0, &(0x7f0000000040), &(0x7f00000000c0)}, 0x20) socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = accept4(r1, &(0x7f0000000540)=@hci, &(0x7f00000000c0)=0x2bd, 0x0) setsockopt$netrom_NETROM_T1(r2, 0x103, 0x1, &(0x7f00000002c0)=0x33900000000000, 0x4) getsockopt$inet_sctp6_SCTP_GET_LOCAL_ADDRS(r2, 0x84, 0x6d, &(0x7f0000000300)={0x0, 0xe9, "d5c7c812c6b99986f7a32833669a8d142bf6f8e6176e42b30315f71b2609fb93f21df34c9e61e37a9940b6c1b9189f620f9fac765e62e34b4fb964181efc1e6377dfc306ff8f24d324f9309c53a7d41cad945620bd728391d8968b1a15d15c4c66bbfc798753c5c79ae4fea68a5d479ff7da9e8876a0177ea065d5a79e7247c52101340a6554b2ac1a5dce9261608275418faa33b56dfd636282f82a84de397ff3c46acee9347cd8c34a2a706b4941655671197a6066743fd73827862711b1e033f24306df18ad81c8f7c9cf6146a7116e2135250fcfed11f6f9e065f2fc6cf9f512ac4b17cc764f57"}, &(0x7f0000000400)=0xf1) getsockopt$inet_sctp_SCTP_DELAYED_SACK(r2, 0x84, 0x10, &(0x7f0000000440)=@sack_info={r3, 0x923, 0x9fe6}, &(0x7f0000000480)=0xc) getsockopt$ARPT_SO_GET_ENTRIES(r1, 0x0, 0x61, &(0x7f0000000140)={'filter\x00', 0xa9, "1e2cda15debc1a7615783d356eaac6cd5b93abc8829d01ccf41fdfab933226a5f26e4ba5dac3f9d0dc4c731ae32c84ec7307c77ebfc48a69034993bd19577757770d3bd87a82dcf91acc91aa9737fa614b4abd22817bb76d5ace27086daca743b047e9fac324f7b89046b054cbd22267173769f4535c44003ad8d62c16829d4c0faacbe331f50fc2a2cbfaaa06fe85ea479463b5bc9995d663fa3ab64982e3e2a7b8fbfef87ca1c2c1"}, &(0x7f0000000080)=0xcd) 2018/04/15 23:52:17 executing program 6: r0 = openat$rtc(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/rtc\x00', 0x20000, 0x0) ioctl$DRM_IOCTL_GEM_OPEN(0xffffffffffffff9c, 0xc010640b, &(0x7f0000000200)={0x0, 0x0, 0x78}) ioctl$TIOCCONS(r0, 0x541d) r2 = creat(&(0x7f0000000280)='./file0\x00', 0x80) ioctl$DRM_IOCTL_PRIME_FD_TO_HANDLE(r0, 0xc00c642e, &(0x7f00000002c0)={r1, 0x80000, r2}) r4 = socket$alg(0x26, 0x5, 0x0) bind$alg(r3, &(0x7f0000000000)={0x26, 'hash\x00', 0x0, 0x0, 'sha384\x00'}, 0x58) recvmsg(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000080)=@pppol2tpv3in6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @remote}}}, 0xffffffffffffffb4, &(0x7f0000000240)=[{&(0x7f0000000340)=""/199, 0xc7}, {&(0x7f0000000740)=""/161, 0xa1}], 0x2, &(0x7f0000000100)=""/133, 0x85}, 0x0) r5 = accept$alg(r4, 0x0, 0x0) sendmmsg$alg(r5, &(0x7f0000000240), 0x242, 0x0) 2018/04/15 23:52:17 executing program 4: r0 = socket(0x40000000015, 0x5, 0x0) unshare(0x8000400) recvmmsg(r0, &(0x7f0000000000)=[{{0x0, 0x209, &(0x7f00000032c0), 0x0, &(0x7f0000003340)=""/105, 0x69}}], 0x1, 0x2001, &(0x7f0000005400)) 2018/04/15 23:52:18 executing program 5: r0 = socket(0x11, 0xa, 0x0) sendmsg$nl_xfrm(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f00000001c0)={&(0x7f00000003c0)=ANY=[@ANYBLOB="140000001c0000000000"], 0x14}, 0x1}, 0x0) 2018/04/15 23:52:18 executing program 2: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup.net\x00', 0x200002, 0x0) fchdir(r0) getsockopt$inet_sctp_SCTP_STATUS(0xffffffffffffffff, 0x84, 0xe, &(0x7f0000000080)={0x0, 0x3, 0xa6e1, 0x0, 0x3ff, 0x0, 0xa4, 0x6, {0x0, @in6={{0xa, 0x4e23, 0x4, @dev={0xfe, 0x80, [], 0x12}, 0x3}}, 0x12adad76, 0x121c, 0xad8, 0xfff, 0x5}}, &(0x7f0000000140)=0xb0) r2 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vga_arbiter\x00', 0x40800, 0x0) setsockopt$inet_sctp_SCTP_I_WANT_MAPPED_V4_ADDR(r2, 0x84, 0xc, &(0x7f0000000240)=0x2, 0x4) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r0, 0x84, 0x13, &(0x7f0000000180)={r1, 0x4}, &(0x7f00000001c0)=0x8) r3 = creat(&(0x7f0000000200)='./file0\x00', 0x30) write$cgroup_pid(r3, &(0x7f00000002c0)=ANY=[], 0x29) fallocate(r3, 0x0, 0x40000, 0x8) fallocate(r3, 0x0, 0xc8ec, 0xffff) 2018/04/15 23:52:18 executing program 3: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @empty={[0x2]}}, 0x1c) pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PIO_UNIMAP(r1, 0x4b67, &(0x7f00000000c0)={0x8, &(0x7f0000000040)=[{0xfffffffffffffffb, 0x4}, {0x1, 0x800}, {0x2, 0x4d}, {0xfff, 0xff}, {0x401, 0x5}, {0x5, 0x800}, {0x800, 0x7f}, {0x401, 0x7f}]}) 2018/04/15 23:52:18 executing program 0: r0 = socket(0x1e, 0x2, 0x0) bind(r0, &(0x7f0000d80f80)=@generic={0x1e, "0103000000000000000000000000000009a979f321b30c7bc8790405c7bad62e0a43a632ed4938d36d73fb8f8401a3ff59829a2b0afe7ce43a4b2470a0c5216669ca021f6f65dcf160e7e58f358c0002f0000158d19bcb31f1314a8ef151622ca5bdb9c8ead2000077aeb81c90001d6d7c980ee590c8b9f70dc136cb184a"}, 0x80) sendmsg(r0, &(0x7f0000316000)={&(0x7f0000dd7000)=@generic={0x10000000001e, "0100000000007b0000000001e526cc573c5bf86c483724d91e14dd81739effea1b48006be61ffe06d79f00000000000000076c3f010039d880000000000000000000af50d5fe32c419d600cbc7e3ad3100088356ed0008341c1fd45624281e27800ece70b076cf979ac40000bd767e2e78a1dfd300981a1565b3b16d7436"}, 0x80, &(0x7f0000d0bfd0), 0x0, &(0x7f00006e1000)}, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer\x00', 0x0, 0x0) getsockopt$bt_rfcomm_RFCOMM_CONNINFO(r0, 0x12, 0x2, &(0x7f0000000080)=""/248, &(0x7f0000000180)=0xf8) ioctl$TIOCLINUX2(r1, 0x541c, &(0x7f0000000040)={0x2, 0x0, 0x6, 0x10001, 0x1, 0xfff}) 2018/04/15 23:52:18 executing program 4: r0 = socket$inet_sctp(0x2, 0x800000000000001, 0x84) sendto$inet(r0, &(0x7f0000a34fff)='H', 0x1, 0x0, &(0x7f0000030ff0)={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f000026cfff)="c6", 0x1, 0x0, &(0x7f0000033ff0)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x10) shutdown(r0, 0x1) setsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x9, &(0x7f00000004c0)={0x0, @in={{0x2}}, 0x0, 0x0, 0x0, 0x0, 0x34}, 0x98) r1 = syz_open_procfs(0x0, &(0x7f00000000c0)='net/bnep\x00') getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r1, 0x84, 0x6f, &(0x7f0000000280)={0x0, 0x30, &(0x7f0000000240)=[@in={0x2, 0x4e24}, @in={0x2, 0x4e21, @loopback=0x7f000001}, @in={0x2, 0x4e21, @multicast1=0xe0000001}]}, &(0x7f00000002c0)=0x10) getsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f0000000300)={r2, @in={{0x2, 0x4e20, @rand_addr=0x634e5601}}, 0x2, 0x200, 0x6, 0x5, 0x8}, &(0x7f00000003c0)=0x98) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(0xffffffffffffffff, 0x84, 0x6c, &(0x7f0000000100)={0x0, 0x55, "4edc8a05c2051fdd8b21c6f03aa54293bdafaee4b9c2b3fd1d2fb5f921083a8d262e12cefff615d59b0a35dc3a67e8ac3e52c929d355f4f0c1c429ec1b0c4a10ac7ac597c172bb9562e3b5104fbf074fd1dd77e76f"}, &(0x7f0000000180)=0x5d) getsockopt$inet_sctp6_SCTP_PARTIAL_DELIVERY_POINT(r1, 0x84, 0x13, &(0x7f00000001c0)={r3, 0x7f}, &(0x7f0000000200)=0x8) setsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(0xffffffffffffffff, 0x84, 0x9, &(0x7f0000000000)={r3, @in6={{0xa}}, 0x7fff, 0x0, 0x0, 0x0, 0x10}, 0x98) 2018/04/15 23:52:18 executing program 6: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_MRT6_DEL_MFC_PROXY(r0, 0x29, 0xd3, &(0x7f0000000080)={{0xa, 0x4e20, 0x81, @empty, 0x6}, {0xa, 0x4e21, 0x7ff, @mcast2={0xff, 0x2, [], 0x1}, 0x6}, 0x4, [0x80000000, 0x7fffffff, 0x5, 0x1, 0x800, 0xdab1, 0x47b2, 0x6]}, 0x5c) setsockopt$inet6_buf(r0, 0x29, 0x14, &(0x7f0000000040)="ff55d36cffba04365d0000000000000101000000", 0x14) setsockopt$inet6_buf(r0, 0x29, 0x15, &(0x7f0000000000)="ff55d36cffba04365d0000000000000101000000", 0x14) 2018/04/15 23:52:18 executing program 1: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x1085}, 0xffffffffffffff84) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7}], {0x95}}, &(0x7f0000000000)='syzkaller\x00', 0xffffffffffffffff, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) ioctl$int_in(r0, 0x5452, &(0x7f0000000040)=0x1ff) 2018/04/15 23:52:18 executing program 2: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup.net\x00', 0x200002, 0x0) fchdir(r0) getsockopt$inet_sctp_SCTP_STATUS(0xffffffffffffffff, 0x84, 0xe, &(0x7f0000000080)={0x0, 0x3, 0xa6e1, 0x0, 0x3ff, 0x0, 0xa4, 0x6, {0x0, @in6={{0xa, 0x4e23, 0x4, @dev={0xfe, 0x80, [], 0x12}, 0x3}}, 0x12adad76, 0x121c, 0xad8, 0xfff, 0x5}}, &(0x7f0000000140)=0xb0) r2 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vga_arbiter\x00', 0x40800, 0x0) setsockopt$inet_sctp_SCTP_I_WANT_MAPPED_V4_ADDR(r2, 0x84, 0xc, &(0x7f0000000240)=0x2, 0x4) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r0, 0x84, 0x13, &(0x7f0000000180)={r1, 0x4}, &(0x7f00000001c0)=0x8) r3 = creat(&(0x7f0000000200)='./file0\x00', 0x30) write$cgroup_pid(r3, &(0x7f00000002c0)=ANY=[], 0x29) fallocate(r3, 0x0, 0xc8ec, 0xffff) [ 73.056087] ================================================================== [ 73.063514] BUG: KMSAN: uninit-value in ipv6_skip_exthdr+0x796/0x900 [ 73.070004] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.16.0+ #83 [ 73.076215] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.085552] Call Trace: [ 73.088123] [ 73.090261] dump_stack+0x185/0x1d0 [ 73.093872] ? ipv6_skip_exthdr+0x796/0x900 [ 73.098186] kmsan_report+0x142/0x240 [ 73.101980] __msan_warning_32+0x6c/0xb0 [ 73.106025] ipv6_skip_exthdr+0x796/0x900 [ 73.110159] icmp6_send+0xec1/0x3460 [ 73.113855] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 73.119200] ? update_cfs_rq_load_avg+0x1460/0x1aa0 [ 73.124209] ? ndisc_error_report+0x40/0x1a0 [ 73.128601] ? icmpv6_param_prob+0xc0/0xc0 [ 73.132818] icmpv6_send+0xe0/0x110 [ 73.136429] ? ndisc_error_report+0x101/0x1a0 [ 73.140909] ip6_link_failure+0x8f/0x580 [ 73.144958] ? ip6_negative_advice+0x350/0x350 [ 73.149525] ndisc_error_report+0x101/0x1a0 [ 73.153830] ? ndisc_solicit+0x5c0/0x5c0 [ 73.157885] neigh_invalidate+0x385/0x930 [ 73.162019] neigh_timer_handler+0xd85/0x12d0 [ 73.166501] call_timer_fn+0x26a/0x5a0 [ 73.170384] ? neigh_blackhole+0x60/0x60 [ 73.174438] __run_timers+0xda7/0x11c0 [ 73.178319] ? neigh_blackhole+0x60/0x60 [ 73.182387] ? irq_exit+0x202/0x240 [ 73.185993] ? run_timer_softirq+0x14/0x70 [ 73.190215] ? timers_dead_cpu+0x1010/0x1010 [ 73.194605] run_timer_softirq+0x43/0x70 [ 73.198650] __do_softirq+0x56d/0x93d [ 73.202436] irq_exit+0x202/0x240 [ 73.205874] exiting_irq+0xe/0x10 [ 73.209327] smp_apic_timer_interrupt+0x64/0x90 [ 73.213996] apic_timer_interrupt+0xf/0x20 [ 73.218224] [ 73.220445] RIP: 0010:default_idle+0x1fb/0x3c0 [ 73.225008] RSP: 0018:ffffffff87c0fd88 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff12 [ 73.232698] RAX: ffff880203eb5440 RBX: 0000000000000000 RCX: ffff880000000000 [ 73.239953] RDX: ffff880203ab5440 RSI: aaaaaaaaaaaab000 RDI: ffffea0000000000 [ 73.247230] RBP: ffffffff87c0fdc0 R08: 0000000001080020 R09: 0000000000000002 [ 73.254495] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 73.261748] R13: ffffffff87c1eb00 R14: ffffffff87c0fe24 R15: ffffffff87c1f418 [ 73.269020] ? default_idle+0x6b/0x3c0 [ 73.272908] ? __sched_text_end+0x1/0x1 [ 73.276872] arch_cpu_idle+0x20/0x30 [ 73.280582] do_idle+0x349/0x790 [ 73.283935] cpu_startup_entry+0x45/0x50 [ 73.287983] rest_init+0x1c1/0x1f0 [ 73.291511] ? hpet_time_init+0x20/0xe0 [ 73.295467] start_kernel+0xf93/0xfb0 [ 73.299250] x86_64_start_kernel+0x2fa/0x310 [ 73.303645] secondary_startup_64+0xa5/0xb0 [ 73.307948] [ 73.309553] Uninit was stored to memory at: [ 73.313868] kmsan_internal_chain_origin+0x12b/0x210 [ 73.318960] kmsan_memcpy_origins+0x11d/0x170 [ 73.323453] __msan_memcpy+0x19f/0x1f0 [ 73.327324] skb_copy_bits+0x63a/0xdb0 [ 73.331197] ipv6_skip_exthdr+0x472/0x900 [ 73.335326] icmp6_send+0xec1/0x3460 [ 73.339026] icmpv6_send+0xe0/0x110 [ 73.342640] ip6_link_failure+0x8f/0x580 [ 73.346690] ndisc_error_report+0x101/0x1a0 [ 73.350994] neigh_invalidate+0x385/0x930 [ 73.355148] neigh_timer_handler+0xd85/0x12d0 [ 73.359624] call_timer_fn+0x26a/0x5a0 [ 73.363493] __run_timers+0xda7/0x11c0 [ 73.367361] run_timer_softirq+0x43/0x70 [ 73.371405] __do_softirq+0x56d/0x93d [ 73.375187] Uninit was created at: [ 73.378722] kmsan_alloc_meta_for_pages+0x161/0x3a0 [ 73.383720] kmsan_alloc_page+0x82/0xe0 [ 73.387677] __alloc_pages_nodemask+0xf5b/0x5dc0 [ 73.392413] alloc_pages_current+0x6b5/0x970 [ 73.396804] skb_page_frag_refill+0x3ba/0x5e0 [ 73.401289] sk_page_frag_refill+0xa4/0x340 [ 73.405600] __ip6_append_data+0x1a20/0x4bb0 [ 73.409987] ip6_append_data+0x40e/0x6b0 [ 73.414037] rawv6_sendmsg+0x2787/0x4cc0 [ 73.418092] inet_sendmsg+0x48d/0x740 [ 73.421877] sock_write_iter+0x3b9/0x470 [ 73.425931] __vfs_write+0x719/0x910 [ 73.429718] vfs_write+0x463/0x8d0 [ 73.433242] SYSC_write+0x172/0x360 [ 73.436852] SyS_write+0x55/0x80 [ 73.440202] do_syscall_64+0x309/0x430 [ 73.444076] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 73.449243] ================================================================== [ 73.456582] Disabling lock debugging due to kernel taint [ 73.462014] Kernel panic - not syncing: panic_on_warn set ... [ 73.462014] [ 73.469369] CPU: 0 PID: 0 Comm: swapper/0 Tainted: G B 4.16.0+ #83 [ 73.476880] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.486216] Call Trace: [ 73.488779] [ 73.490920] dump_stack+0x185/0x1d0 [ 73.494551] panic+0x39d/0x940 [ 73.497740] ? ipv6_skip_exthdr+0x796/0x900 [ 73.502044] kmsan_report+0x238/0x240 [ 73.505827] __msan_warning_32+0x6c/0xb0 [ 73.509876] ipv6_skip_exthdr+0x796/0x900 [ 73.514008] icmp6_send+0xec1/0x3460 [ 73.517710] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 73.523059] ? update_cfs_rq_load_avg+0x1460/0x1aa0 [ 73.528072] ? ndisc_error_report+0x40/0x1a0 [ 73.532467] ? icmpv6_param_prob+0xc0/0xc0 [ 73.536683] icmpv6_send+0xe0/0x110 [ 73.540292] ? ndisc_error_report+0x101/0x1a0 [ 73.544795] ip6_link_failure+0x8f/0x580 [ 73.548862] ? ip6_negative_advice+0x350/0x350 [ 73.553432] ndisc_error_report+0x101/0x1a0 [ 73.557737] ? ndisc_solicit+0x5c0/0x5c0 [ 73.561778] neigh_invalidate+0x385/0x930 [ 73.565908] neigh_timer_handler+0xd85/0x12d0 [ 73.570396] call_timer_fn+0x26a/0x5a0 [ 73.574261] ? neigh_blackhole+0x60/0x60 [ 73.578306] __run_timers+0xda7/0x11c0 [ 73.582188] ? neigh_blackhole+0x60/0x60 [ 73.586236] ? irq_exit+0x202/0x240 [ 73.589842] ? run_timer_softirq+0x14/0x70 [ 73.594058] ? timers_dead_cpu+0x1010/0x1010 [ 73.598448] run_timer_softirq+0x43/0x70 [ 73.602500] __do_softirq+0x56d/0x93d [ 73.606283] irq_exit+0x202/0x240 [ 73.609718] exiting_irq+0xe/0x10 [ 73.613151] smp_apic_timer_interrupt+0x64/0x90 [ 73.617799] apic_timer_interrupt+0xf/0x20 [ 73.622011] [ 73.624237] RIP: 0010:default_idle+0x1fb/0x3c0 [ 73.628797] RSP: 0018:ffffffff87c0fd88 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff12 [ 73.636486] RAX: ffff880203eb5440 RBX: 0000000000000000 RCX: ffff880000000000 [ 73.643738] RDX: ffff880203ab5440 RSI: aaaaaaaaaaaab000 RDI: ffffea0000000000 [ 73.650987] RBP: ffffffff87c0fdc0 R08: 0000000001080020 R09: 0000000000000002 [ 73.658252] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 73.666367] R13: ffffffff87c1eb00 R14: ffffffff87c0fe24 R15: ffffffff87c1f418 [ 73.673635] ? default_idle+0x6b/0x3c0 [ 73.677501] ? __sched_text_end+0x1/0x1 [ 73.681455] arch_cpu_idle+0x20/0x30 [ 73.685157] do_idle+0x349/0x790 [ 73.688507] cpu_startup_entry+0x45/0x50 [ 73.692550] rest_init+0x1c1/0x1f0 [ 73.696080] ? hpet_time_init+0x20/0xe0 [ 73.700043] start_kernel+0xf93/0xfb0 [ 73.703827] x86_64_start_kernel+0x2fa/0x310 [ 73.708220] secondary_startup_64+0xa5/0xb0 [ 73.713041] Dumping ftrace buffer: [ 73.716566] (ftrace buffer empty) [ 73.720253] Kernel Offset: disabled [ 73.723855] Rebooting in 86400 seconds..