INIT: Entering runlevel: 2 [info] Using makefile-style concurrent boot in runlevel 2. [....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.10.27' (ECDSA) to the list of known hosts. 2018/04/15 23:37:05 fuzzer started 2018/04/15 23:37:05 dialing manager at 10.128.0.26:36243 2018/04/15 23:37:12 kcov=true, comps=false 2018/04/15 23:37:15 executing program 0: r0 = socket(0x2, 0x80003, 0x1) ioctl$sock_SIOCETHTOOL(r0, 0x89e1, &(0x7f0000000040)={'\x00', &(0x7f0000000000)=@ethtool_link_settings}) 2018/04/15 23:37:15 executing program 1: r0 = socket$inet6(0xa, 0x80001, 0x0) setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000fca000)={0x100000001, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}}, 0x88) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000000)=ANY=[@ANYBLOB="01000000000000000a004e2000000000ff010000000000000000000000000001000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000040000000a00000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000000000e9ff00000000000000000000000000000000000000000000924b6224ef0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000a0000000000000000000000000000000000ffff0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000a004e2000000000ff01000000000000000000000000000100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000a000000000000000000000000000000000000000000000100000000000000000000000000000062cd0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000c6000000000000000000000000000000000000000000000000000000000000000000000000000000"], 0x1) setsockopt$inet6_group_source_req(r0, 0x29, 0x2c, &(0x7f0000a83000)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, {{0xa, 0x0, 0x0, @loopback={0x0, 0x1}}}}, 0x108) 2018/04/15 23:37:15 executing program 7: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) connect(r0, &(0x7f0000000480)=@alg={0x26, 'aead\x00', 0x0, 0x0, 'ccm_base(cbc(blowfish),rmd160-generic)\x00'}, 0x80) setsockopt$inet_tcp_int(r0, 0x6, 0x10, &(0x7f0000ed4000), 0x3a8) r1 = accept4(r0, &(0x7f00000009c0)=@llc={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @remote}, &(0x7f0000000a40)=0x80, 0x80000) sendto$inet6(r1, &(0x7f0000000a80)="2dc02cb128175f6c60aa046e67901fc43a6c4f243d9f592670264177ce094db10f71a1ccfd19f602d37d0fa0a87ca7149cb57682100437ff00e7e534743bbf18f178b9cb975fbfbd7c4d848be51ec652cc34a2bc2bb43dae08ece4da4a9c3511b3869dd08853efe30b36ec7ef25a00885ca8c32b26ddd5cca31fea2fbd080113", 0x80, 0x8000, &(0x7f0000000b00)={0xa, 0x4e23, 0x4, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) setsockopt$inet_tcp_TCP_MD5SIG(r0, 0x6, 0xe, &(0x7f0000000240)={@in={{0x2, 0x4e21, @loopback=0x7f000001}}, 0x3, 0x3, 0x8, "fa89477721f890d0139c85ad3942ba19870863130b7d23b94ba7e24935a2d2788b626424be12eebebc529791c46c036bdd11e053072b51da3ec5ff242616238bb8a43f475ed0eeae6cf94024b14f76e2"}, 0xd8) tee(r0, r0, 0x9, 0x8) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDR_INFO(0xffffffffffffffff, 0x84, 0xf, &(0x7f0000000040)={0x0, @in={{0x2, 0x4e21, @dev={0xac, 0x14, 0x14, 0x19}}}, 0x1, 0xfffffffffffffffb, 0x7fff}, &(0x7f0000000340)=0x98) setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000000380), 0xfffffffffffffeda) bind$inet(r0, &(0x7f0000deb000)={0x2, 0x4e23, @multicast1=0xe0000001}, 0x10) socket$inet6_sctp(0xa, 0x0, 0x84) getsockopt$inet_sctp6_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f00000001c0), &(0x7f00000008c0)=0x4) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000b86000)={0x1, &(0x7f0000000180)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) ioctl$sock_SIOCSIFBR(r0, 0x8941, &(0x7f0000000140)=@add_del={0x2, &(0x7f0000000100)='syzkaller0\x00', 0x9}) r2 = accept4(r0, &(0x7f0000000500)=@nfc_llcp, &(0x7f0000000000)=0x80, 0x0) setsockopt$ALG_SET_AEAD_AUTHSIZE(r2, 0x117, 0x5, 0x0, 0x1) readv(r0, &(0x7f0000000880)=[{&(0x7f0000000580)=""/243, 0xf3}, {&(0x7f00000003c0)=""/172, 0xac}, {&(0x7f0000000680)=""/215, 0xd7}, {&(0x7f0000000780)=""/205, 0xcd}], 0x4) sendto$inet(r0, &(0x7f0000a88f88), 0x29f, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @loopback=0x7f000001}, 0x10) getsockopt$IPT_SO_GET_ENTRIES(r0, 0x0, 0x41, &(0x7f00000001c0)=ANY=[@ANYBLOB], &(0x7f0000000200)=0x1) getsockopt$bt_l2cap_L2CAP_LM(r2, 0x6, 0x3, &(0x7f0000000900), &(0x7f0000000940)=0x4) setsockopt$inet_tcp_TCP_CONGESTION(0xffffffffffffffff, 0x6, 0xd, &(0x7f00003d1ffc)='bbr\x00', 0x4) sendto$inet(r0, &(0x7f00003aa000)="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", 0x17e, 0x0, 0x0, 0x0) shutdown(r0, 0x0) shutdown(r0, 0x1) 2018/04/15 23:37:15 executing program 4: 2018/04/15 23:37:15 executing program 5: 2018/04/15 23:37:15 executing program 6: 2018/04/15 23:37:15 executing program 2: 2018/04/15 23:37:15 executing program 3: syzkaller login: [ 42.263106] ip (3740) used greatest stack depth: 54672 bytes left [ 43.016590] ip (3812) used greatest stack depth: 54312 bytes left [ 43.853706] ip (3893) used greatest stack depth: 54200 bytes left [ 44.005495] ip (3905) used greatest stack depth: 53656 bytes left [ 44.126203] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.132721] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.179607] device bridge_slave_0 entered promiscuous mode [ 44.240242] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.246718] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.266392] device bridge_slave_0 entered promiscuous mode [ 44.374456] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.380995] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.421569] device bridge_slave_1 entered promiscuous mode [ 44.457002] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.463558] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.472099] device bridge_slave_0 entered promiscuous mode [ 44.482798] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.489251] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.512378] device bridge_slave_1 entered promiscuous mode [ 44.527354] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.533815] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.544669] device bridge_slave_0 entered promiscuous mode [ 44.556820] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.563268] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.589018] device bridge_slave_0 entered promiscuous mode [ 44.611183] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.617639] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.633223] device bridge_slave_0 entered promiscuous mode [ 44.652255] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.659465] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.666019] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.690413] device bridge_slave_0 entered promiscuous mode [ 44.719913] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.726418] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.741535] device bridge_slave_0 entered promiscuous mode [ 44.767025] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.773525] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.783927] device bridge_slave_1 entered promiscuous mode [ 44.794527] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.801130] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.811720] device bridge_slave_1 entered promiscuous mode [ 44.828905] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.838571] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.845088] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.866534] device bridge_slave_1 entered promiscuous mode [ 44.882839] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.889321] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.915111] device bridge_slave_1 entered promiscuous mode [ 44.937946] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.950072] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.960081] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.966544] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.002271] device bridge_slave_1 entered promiscuous mode [ 45.022392] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.028846] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.051014] device bridge_slave_1 entered promiscuous mode [ 45.058061] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 45.067537] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 45.083291] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 45.111413] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 45.125395] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 45.203145] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 45.254835] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 45.276800] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 45.333260] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 45.340550] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 45.428000] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 45.568868] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 45.887552] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 46.008180] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 46.088855] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 46.099930] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 46.207751] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 46.221072] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 46.247078] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 46.325416] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 46.384609] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 46.429344] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 46.451983] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 46.486305] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 46.528437] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 46.567866] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 46.671686] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 46.736619] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.015663] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 47.178449] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 47.238693] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 47.362628] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 47.383531] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 47.410133] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 47.464771] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.472964] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.488836] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.527140] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 47.553360] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 47.574373] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 47.594868] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 47.630534] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.640577] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.659136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.710504] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 47.717734] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.725806] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.763640] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 47.778622] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 47.786382] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 47.793951] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 47.809107] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 47.816283] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.828254] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.870398] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.877622] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.903745] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.939671] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.946953] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.963484] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 48.015459] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 48.029514] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 48.036670] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.051525] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 48.078268] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 48.090299] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 48.099429] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 48.107618] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.149814] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 48.172660] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.184253] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 48.210447] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 48.226215] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.245762] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 48.278598] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 48.289971] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 48.300727] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 48.311749] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 48.318881] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.350095] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 48.388701] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.425773] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 48.436477] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.451716] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 48.459531] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.467598] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 48.505600] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 48.538709] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.550940] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 48.582692] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 48.590157] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.605167] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 50.125875] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.132370] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.139270] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.145769] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.192693] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 50.199656] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 50.263099] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.269593] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.276462] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.282922] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.350835] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 50.530394] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.536882] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.543771] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.550248] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.583925] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 50.602405] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.608847] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.615694] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.622126] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.632970] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 50.656137] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.662620] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.669453] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.675907] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.732017] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 50.810170] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.816663] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.823540] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.830019] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.860387] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 50.874486] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.880977] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.887861] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.894320] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.907639] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 51.126104] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.132607] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.139481] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.145926] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.197076] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 51.231367] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.242480] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.268929] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.296698] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.330681] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.342298] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.357655] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.596846] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 59.901433] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 59.932250] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 59.979850] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 59.990957] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 60.035000] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 60.069335] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 60.307832] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 60.406081] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 60.412331] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.429538] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.679885] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 60.686162] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.696385] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.745383] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 60.752400] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.762668] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.801485] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 60.808585] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 60.816495] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.836588] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.854457] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.879677] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.915875] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 60.922837] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 60.931142] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.941487] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.971653] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.990925] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.094085] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 61.100385] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.111680] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready 2018/04/15 23:37:41 executing program 0: r0 = socket$inet6(0x10, 0x3, 0x0) sendmsg(r0, &(0x7f00000000c0)={&(0x7f0000000100)=@nl=@kern={0x10}, 0x80, &(0x7f0000000000)=[{&(0x7f0000018000)="5500000018007fb1b72d1cb2a4a280a80a06390000a8430225052369250009001000001c02000000060005000200005a000000dc1338d544000a9b84226eb75afb83de448daa7227c43ab8220000060cec4fab91d4", 0x55}], 0x1, &(0x7f0000006000)}, 0x0) 2018/04/15 23:37:41 executing program 4: 2018/04/15 23:37:41 executing program 6: 2018/04/15 23:37:41 executing program 1: r0 = socket$inet6(0xa, 0x80001, 0x0) setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000fca000)={0x100000001, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}}, 0x88) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000000)=ANY=[@ANYBLOB="01000000000000000a004e2000000000ff010000000000000000000000000001000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000040000000a00000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000000000e9ff00000000000000000000000000000000000000000000924b6224ef0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000a0000000000000000000000000000000000ffff0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000a004e2000000000ff01000000000000000000000000000100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000a000000000000000000000000000000000000000000000100000000000000000000000000000062cd0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000c6000000000000000000000000000000000000000000000000000000000000000000000000000000"], 0x1) setsockopt$inet6_group_source_req(r0, 0x29, 0x2c, &(0x7f0000a83000)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, {{0xa, 0x0, 0x0, @loopback={0x0, 0x1}}}}, 0x108) 2018/04/15 23:37:41 executing program 5: r0 = socket$kcm(0xa, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f0000000780)={&(0x7f0000000100)=@in6={0xa, 0x4e24}, 0x80, &(0x7f0000000180), 0x0, &(0x7f0000000700)}, 0x48004) sendmsg$kcm(r0, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f0000000040)="c7", 0x1}], 0x1, &(0x7f00000007c0)}, 0x8801) r1 = socket$kcm(0x29, 0x5, 0x0) sendmsg$kcm(r1, &(0x7f0000000540)={&(0x7f0000000240)=@generic={0x0, "38edb20811edc356b535871c4db77fbfb0ed5aad52ee972d2b04c95c19a4b3663d250a3c56bec9b5f9af8a23a989b616aba1a2d29711fd1af103bf9a4cc902d3316902e0ec1b01d0694c9493b88672ccd472d60e4e3f171077471210a62fb26d851c3a3b5e7606bf49e69becb8381a75ba118450c2e2d965534a4c2da50d"}, 0x80, &(0x7f0000000380)=[{&(0x7f0000000440)="cc", 0x1}], 0x1, &(0x7f00000007c0)=ANY=[]}, 0x0) sendmsg$kcm(r0, &(0x7f0000000000)={&(0x7f00000001c0)=@in6={0xa, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x80, &(0x7f0000000180)=[{&(0x7f0000000400)="c4", 0x1}], 0x1, &(0x7f0000000680)}, 0x0) 2018/04/15 23:37:41 executing program 2: 2018/04/15 23:37:41 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$sock_inet_SIOCGARP(r0, 0x8954, &(0x7f0000000280)={{0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, {0x0, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x0, {0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 'syz_tun\x00'}) 2018/04/15 23:37:41 executing program 7: r0 = socket$inet6(0xa, 0x805, 0x0) sendto$inet6(r0, &(0x7f0000000200)='-', 0x1, 0x0, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback={0x0, 0x1}}, 0x1c) [ 66.822719] netlink: 17 bytes leftover after parsing attributes in process `syz-executor0'. 2018/04/15 23:37:41 executing program 4: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000040)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="28000000120001050000000000000000e000000100000000d0000000000000000ac0274f4e035544d75e20ac398a7feb5f05e5402a0fcfcc9812570083cf4c3c4ff2cf1c9798a48b09c2f719ebd8cd13fd72780a6af17d41df8873e07ee396dd641b948bc142e31bb3f6785e12f8784c6318b75a91961ef16b1964d4f2bef29b9b090100000000000000640700455a4a69255c5e2de82716cfb7a946fa28d0"], 0x1}, 0x1}, 0x0) 2018/04/15 23:37:41 executing program 6: unshare(0x20000400) r0 = inotify_init() close(r0) inotify_add_watch(r0, &(0x7f0000000180)='./file0\x00', 0x1) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer\x00', 0x280, 0x0) ioctl$EVIOCGUNIQ(r1, 0x80404508, &(0x7f00000001c0)=""/4096) ioctl$sock_inet6_tcp_SIOCINQ(0xffffffffffffffff, 0x541b, &(0x7f0000000040)) 2018/04/15 23:37:41 executing program 2: r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f00005d5ff3)={0x2, 0x4e20, @rand_addr}, 0x10) sendto$inet(r0, &(0x7f0000de1fff), 0x4e, 0x20008005, &(0x7f0000db4ff0)={0x2, 0x4e20, @loopback=0x7f000001}, 0x10) r1 = dup3(r0, r0, 0x80000) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000000300)={0x0}) ioctl$DRM_IOCTL_UNLOCK(r1, 0x4008642b, &(0x7f0000000340)={r2, 0x26}) sendto$inet(r0, &(0x7f0000000040)="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", 0x218, 0x0, 0x0, 0x0) lstat(&(0x7f0000000000)='./file0\x00', &(0x7f0000000280)) recvmsg(r0, &(0x7f0000df6fc8)={&(0x7f0000df6f80)=@generic, 0x80, &(0x7f0000df5000)=[{&(0x7f0000554fcf)=""/49, 0x31}], 0x1, &(0x7f0000c27ff9)=""/7, 0x7}, 0x0) 2018/04/15 23:37:41 executing program 5: r0 = socket$kcm(0xa, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f0000000780)={&(0x7f0000000100)=@in6={0xa, 0x4e24}, 0x80, &(0x7f0000000180), 0x0, &(0x7f0000000700)}, 0x48004) sendmsg$kcm(r0, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f0000000040)="c7", 0x1}], 0x1, &(0x7f00000007c0)}, 0x8801) r1 = socket$kcm(0x29, 0x5, 0x0) sendmsg$kcm(r1, &(0x7f0000000540)={&(0x7f0000000240)=@generic={0x0, "38edb20811edc356b535871c4db77fbfb0ed5aad52ee972d2b04c95c19a4b3663d250a3c56bec9b5f9af8a23a989b616aba1a2d29711fd1af103bf9a4cc902d3316902e0ec1b01d0694c9493b88672ccd472d60e4e3f171077471210a62fb26d851c3a3b5e7606bf49e69becb8381a75ba118450c2e2d965534a4c2da50d"}, 0x80, &(0x7f0000000380)=[{&(0x7f0000000440)="cc", 0x1}], 0x1, &(0x7f00000007c0)=ANY=[]}, 0x0) sendmsg$kcm(r0, &(0x7f0000000000)={&(0x7f00000001c0)=@in6={0xa, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x80, &(0x7f0000000180)=[{&(0x7f0000000400)="c4", 0x1}], 0x1, &(0x7f0000000680)}, 0x0) 2018/04/15 23:37:41 executing program 3: r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000380)="2f70726f632f7379732f6e65742f697076342f76732f73796e635f76657273696f6e009008be847d5c178d5939f031ff1973da869e1ccecea94ec59f3e18df80803af5b02f8d188db7f52c8506ccb788d85d906d6fc33fcdc3284b446f559e9769a303adade620850d", 0x2, 0x0) getsockopt$inet_IP_XFRM_POLICY(0xffffffffffffffff, 0x0, 0x11, &(0x7f0000000200)={{{@in, @in=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{}, 0x0, @in6=@mcast1}}, &(0x7f0000000300)=0xe8) getsockopt$netlink(r0, 0x10e, 0x3, &(0x7f0000000080)=""/57, &(0x7f00000000c0)=0x39) setsockopt$packet_add_memb(r0, 0x107, 0x1, &(0x7f0000000340)={r1, 0x1, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x10) msgctl$MSG_STAT(0x0, 0xb, &(0x7f0000000000)=""/119) accept4$bt_l2cap(r0, 0x0, &(0x7f0000000100), 0x80000) 2018/04/15 23:37:41 executing program 0: r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0x1a, &(0x7f00000f5ffc)=0xfffffffeffffffff, 0x4) bind$inet6(r0, &(0x7f0000000300)={0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}}, 0x1c) r1 = socket$inet6(0xa, 0x80001, 0x0) setsockopt$inet6_group_source_req(r1, 0x29, 0x2e, &(0x7f0000e5bef8)={0x0, {{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}, {{0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xffffffffffffffff}}}}, 0x108) syz_emit_ethernet(0x4a, &(0x7f00003a7000)={@random="cd390b081bf2", @local={[0xaa, 0xaa, 0xaa, 0xaa], 0xffffffffffffffff}, [], {@ipv6={0x86dd, {0x0, 0x6, "540300", 0x14, 0x3a, 0x0, @local={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x5}}}}}}}, 0x0) accept(r0, &(0x7f0000000000)=@pptp={0x0, 0x0, {0x0, @local}}, &(0x7f0000000080)=0x80) 2018/04/15 23:37:41 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f0000000000)={"6c6f0000000000000000000054fe00", &(0x7f0000000280)=ANY=[@ANYBLOB]}) socket(0x801, 0x80000000080f, 0x3fe) 2018/04/15 23:37:42 executing program 7: unshare(0x40600) r0 = socket$nl_generic(0x10, 0x3, 0x10) getsockopt$netlink(r0, 0x10e, 0x4, &(0x7f0000000000)=""/189, &(0x7f00000002c0)=0xbd) r1 = syz_open_dev$tun(&(0x7f00000000c0)='/dev/net/tun\x00', 0x0, 0x14400) ioctl$TUNSETQUEUE(r1, 0x400454d9, &(0x7f0000000100)={'dummy0\x00', 0x400}) 2018/04/15 23:37:42 executing program 4: unshare(0x28060400) r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer\x00', 0x0, 0x0) ioctl$GIO_SCRNMAP(r0, 0x4b40, &(0x7f0000000040)=""/160) preadv(r0, &(0x7f000000a000), 0x3b5, 0x0) 2018/04/15 23:37:42 executing program 6: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f0000000000)=0x80000000) setsockopt$inet_IP_IPSEC_POLICY(r1, 0x0, 0x10, &(0x7f0000012f18)={{{@in6=@local={0xfe, 0x80, [], 0xffffffffffffffff}, @in=@loopback=0x7f000001}}, {{@in=@multicast1=0xe0000001}, 0x0, @in6=@local={0xfe, 0x80, [], 0xffffffffffffffff}}}, 0xe8) getsockopt$inet_buf(r1, 0x0, 0x1, &(0x7f0000f18000)=""/4096, &(0x7f0000472ffc)=0x1000) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x2, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f00000c0ff0)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2018/04/15 23:37:42 executing program 2: clock_gettime(0xa, &(0x7f0000000100)) r0 = semget(0x2, 0x2, 0x0) clock_gettime(0x0, &(0x7f0000000040)={0x0, 0x0}) semtimedop(r0, &(0x7f0000000000)=[{0x7, 0x80000001, 0x1000}], 0x1, &(0x7f0000000080)={r1, r2+30000000}) 2018/04/15 23:37:42 executing program 5: r0 = socket$kcm(0xa, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f0000000780)={&(0x7f0000000100)=@in6={0xa, 0x4e24}, 0x80, &(0x7f0000000180), 0x0, &(0x7f0000000700)}, 0x48004) sendmsg$kcm(r0, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f0000000040)="c7", 0x1}], 0x1, &(0x7f00000007c0)}, 0x8801) r1 = socket$kcm(0x29, 0x5, 0x0) sendmsg$kcm(r1, &(0x7f0000000540)={&(0x7f0000000240)=@generic={0x0, "38edb20811edc356b535871c4db77fbfb0ed5aad52ee972d2b04c95c19a4b3663d250a3c56bec9b5f9af8a23a989b616aba1a2d29711fd1af103bf9a4cc902d3316902e0ec1b01d0694c9493b88672ccd472d60e4e3f171077471210a62fb26d851c3a3b5e7606bf49e69becb8381a75ba118450c2e2d965534a4c2da50d"}, 0x80, &(0x7f0000000380)=[{&(0x7f0000000440)="cc", 0x1}], 0x1, &(0x7f00000007c0)=ANY=[]}, 0x0) sendmsg$kcm(r0, &(0x7f0000000000)={&(0x7f00000001c0)=@in6={0xa, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x80, &(0x7f0000000180)=[{&(0x7f0000000400)="c4", 0x1}], 0x1, &(0x7f0000000680)}, 0x0) 2018/04/15 23:37:42 executing program 3: ioctl$TIOCGSID(0xffffffffffffffff, 0x5429, &(0x7f00000000c0)=0x0) r1 = syz_open_procfs(r0, &(0x7f0000000100)='fdinfo\x00') getdents64(r1, &(0x7f0000000000)=""/139, 0x8b) recvfrom$inet(r1, &(0x7f0000000140)=""/214, 0xd6, 0x1, 0x0, 0x0) 2018/04/15 23:37:42 executing program 1: r0 = socket(0x40000000015, 0x5, 0x0) setsockopt$sock_int(r0, 0x1, 0x27, &(0x7f0000000040)=0x100000001, 0x4) bind$inet(r0, &(0x7f0000fc4ff0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) setsockopt$inet_dccp_int(r0, 0x21, 0x10, &(0x7f0000000100)=0x5, 0x4) getsockname$llc(r0, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @random}, &(0x7f0000000080)=0x10) setsockopt(r0, 0x20800100000114, 0xffff, &(0x7f0000000140)="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", 0x124) connect$inet(r0, &(0x7f0000adf000)={0x2, 0x0, @loopback=0x7f000001}, 0x10) ioctl$sock_inet_tcp_SIOCOUTQ(r0, 0x5411, &(0x7f00000000c0)) read(r0, &(0x7f000083b000)=""/1, 0x1) sendmsg$alg(r0, &(0x7f0000159fc8)={0x0, 0x0, &(0x7f0000fc8000), 0x0, &(0x7f0000000e8e)}, 0x0) 2018/04/15 23:37:42 executing program 7: r0 = socket$inet(0x2, 0x2, 0x0) sendto$inet(r0, &(0x7f0000e78a42), 0xffae, 0x8084, &(0x7f00004d4000)={0x2, 0x4e20}, 0x10) ioctl$int_in(r0, 0x5452, &(0x7f00000000c0)=0x4) syncfs(r0) ppoll(&(0x7f0000000000)=[{r0}], 0x1, &(0x7f0000f7a000), &(0x7f0000f7d000), 0x8) 2018/04/15 23:37:42 executing program 0: r0 = syz_open_dev$evdev(&(0x7f0000000000)='/dev/input/event#\x00', 0x2, 0x2) poll(&(0x7f0000000040)=[{r0}], 0x1, 0x3ff) clock_gettime(0x0, &(0x7f0000000200)) clock_gettime(0x0, &(0x7f0000000240)) write$evdev(r0, &(0x7f00000000c0)=[{{0x77359400}, 0x1}, {}], 0x30) ioctl$TIOCGPGRP(r0, 0x540f, &(0x7f0000000180)) r1 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000100)='/proc/self/net/pfkey\x00', 0x42100, 0x0) ioctl$VT_GETMODE(r1, 0x5601, &(0x7f0000000140)) 2018/04/15 23:37:42 executing program 5: r0 = socket$kcm(0xa, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f0000000780)={&(0x7f0000000100)=@in6={0xa, 0x4e24}, 0x80, &(0x7f0000000180), 0x0, &(0x7f0000000700)}, 0x48004) sendmsg$kcm(r0, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f0000000040)="c7", 0x1}], 0x1, &(0x7f00000007c0)}, 0x8801) r1 = socket$kcm(0x29, 0x5, 0x0) sendmsg$kcm(r1, &(0x7f0000000540)={&(0x7f0000000240)=@generic={0x0, "38edb20811edc356b535871c4db77fbfb0ed5aad52ee972d2b04c95c19a4b3663d250a3c56bec9b5f9af8a23a989b616aba1a2d29711fd1af103bf9a4cc902d3316902e0ec1b01d0694c9493b88672ccd472d60e4e3f171077471210a62fb26d851c3a3b5e7606bf49e69becb8381a75ba118450c2e2d965534a4c2da50d"}, 0x80, &(0x7f0000000380)=[{&(0x7f0000000440)="cc", 0x1}], 0x1, &(0x7f00000007c0)=ANY=[]}, 0x0) sendmsg$kcm(r0, &(0x7f0000000000)={&(0x7f00000001c0)=@in6={0xa, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x80, &(0x7f0000000180)=[{&(0x7f0000000400)="c4", 0x1}], 0x1, &(0x7f0000000680)}, 0x0) 2018/04/15 23:37:42 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r0, 0x6, 0x2000000000000020, &(0x7f000023f000)=0xa, 0x20b) bpf$BPF_MAP_GET_NEXT_ID(0xc, &(0x7f0000000000)=0x1, 0x4) dup2(r0, r0) 2018/04/15 23:37:42 executing program 3: r0 = getpgrp(0x0) r1 = gettid() rt_sigprocmask(0x0, &(0x7f0000000000)={0xfffffffffffffffe}, 0x0, 0x288) rt_tgsigqueueinfo(r0, r1, 0x33, &(0x7f00004ca000)={0x0, 0x0, 0x1}) r2 = signalfd4(0xffffffffffffffff, &(0x7f0000000ff8)={0xfffffffffffffdb0}, 0x8, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x5c831, 0xffffffffffffffff, 0x0) r3 = syz_open_procfs(r1, &(0x7f00000001c0)='net/udplite\x00') setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r3, 0x6, 0x16, &(0x7f0000000200)=[{0x3, 0x1}, {0xc, 0x7fff}, {0x7, 0x9}], 0x3) readv(r2, &(0x7f0000000180)=[{&(0x7f0000000040)=""/110, 0x6e}, {&(0x7f00000000c0)=""/167, 0xa7}], 0x2) read(r2, &(0x7f0000b0a000)=""/128, 0x80) 2018/04/15 23:37:42 executing program 4: r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer2\x00', 0x40100, 0x0) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffff9c, 0xc0086420, &(0x7f0000000140)={0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f0000000280)={r1, &(0x7f0000000180)=""/222}) unshare(0x400) r2 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vga_arbiter\x00', 0x282083, 0x0) setsockopt$bt_rfcomm_RFCOMM_LM(r2, 0x12, 0x3, &(0x7f0000000300)=0x38, 0x4) sendmsg$nl_netfilter(r2, &(0x7f00000013c0)={&(0x7f00000000c0)={0x10}, 0xc, &(0x7f0000001380)={&(0x7f0000000100)={0x14}, 0x14}, 0x1}, 0x0) 2018/04/15 23:37:43 executing program 5: r0 = socket$kcm(0xa, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f0000000780)={&(0x7f0000000100)=@in6={0xa, 0x4e24}, 0x80, &(0x7f0000000180), 0x0, &(0x7f0000000700)}, 0x48004) sendmsg$kcm(r0, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f0000000040)="c7", 0x1}], 0x1, &(0x7f00000007c0)}, 0x8801) socket$kcm(0x29, 0x5, 0x0) sendmsg$kcm(r0, &(0x7f0000000000)={&(0x7f00000001c0)=@in6={0xa, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x80, &(0x7f0000000180)=[{&(0x7f0000000400)="c4", 0x1}], 0x1, &(0x7f0000000680)}, 0x0) 2018/04/15 23:37:43 executing program 7: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r0, &(0x7f0000366000)={0x2, 0x4e23, @broadcast=0xffffffff}, 0x10) sendto$inet(r0, &(0x7f0000fd0000), 0xfffffffffffffec1, 0x20000801, &(0x7f0000deaff0)={0x2, 0x4e23, @loopback=0x7f000001}, 0x10) r1 = socket(0x0, 0x0, 0x48) setsockopt$SO_VM_SOCKETS_CONNECT_TIMEOUT(0xffffffffffffffff, 0x28, 0x6, &(0x7f0000000300)={0x0, 0x2710}, 0x5c) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX_OLD(r1, 0x84, 0x6b, &(0x7f0000000000)=[@in={0x2, 0x4e20, @multicast2=0xe0000002}, @in={0x2, 0x4e20, @multicast2=0xe0000002}], 0x20) sendto$inet(0xffffffffffffff9c, &(0x7f0000000040)="dc1ffd271566688fcbd66e4154dbba3f7111d6566b7537df3390c7032398ec44b15d88e9d264770d9628e6cc8ad2addb14b6d7a657cecb7c46520b3969391e26fcce81b68404c20d1d3859126bd6c89dda1ca12752300236bb97e4aa0b3fe166d7f98d2d9fe00981f9d6c5925bf1cd4369cb9d0d9efa5c1c36dcaaf1c11ae647002562d2e0a985061bfd", 0x8a, 0x20000000, 0x0, 0x0) shutdown(r0, 0x1) 2018/04/15 23:37:43 executing program 3: r0 = syz_open_dev$urandom(&(0x7f0000c4f000)='/dev/urandom\x00', 0x0, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f0000a1aff8)=0xc942) r1 = syz_open_dev$random(&(0x7f0000000ff4)='/dev/random\x00', 0x0, 0x0) ioctl$int_in(r1, 0x5452, &(0x7f0000ca9ff8)=0xffffffffffff8001) close(r0) r2 = open(&(0x7f0000000000)='./file0\x00', 0x800, 0x6) ioctl$VHOST_SET_VRING_BUSYLOOP_TIMEOUT(r2, 0x4008af23, &(0x7f0000000040)={0x3, 0x5}) 2018/04/15 23:37:43 executing program 0: r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x5, 0x2}) r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/sequencer2\x00', 0x887c, 0x0) ioctl$KDSKBSENT(r1, 0x4b49, &(0x7f0000000200)) ioctl$TIOCNXCL(r1, 0x540d) getsockopt$inet_IP_IPSEC_POLICY(r1, 0x0, 0x10, &(0x7f0000000200)={{{@in=@remote, @in6=@mcast2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@remote}, 0x0, @in6=@loopback}}, &(0x7f0000000300)=0xe8) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000340)={@ipv4={[], [0xff, 0xff], @broadcast=0xffffffff}, @mcast1={0xff, 0x1, [], 0x1}, @ipv4={[], [0xff, 0xff], @remote={0xac, 0x14, 0x14, 0xbb}}, 0x8, 0x1, 0x100000001, 0x400, 0x5, 0x100000, r2}) mq_timedreceive(r0, &(0x7f0000000040)=""/97, 0x61, 0x0, 0x0) r3 = semget$private(0x0, 0x1, 0x40) semctl$GETNCNT(r3, 0x7, 0xe, &(0x7f0000000480)=""/82) seccomp(0x1, 0x1, &(0x7f0000000440)={0x2, &(0x7f0000000400)=[{0x9, 0x5d15, 0x1, 0x3}, {0x9, 0x100000000}]}) r4 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r5 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/qat_adf_ctl\x00', 0x60400, 0x0) r6 = syz_open_dev$sndtimer(&(0x7f0000000180)='/dev/snd/timer\x00', 0x0, 0x400) r7 = dup3(r4, r6, 0x0) ioctl$UFFDIO_REGISTER(r7, 0xc020aa00, &(0x7f00000003c0)={{&(0x7f0000ffb000/0x3000)=nil, 0x3000}, 0x2}) mq_timedreceive(r0, &(0x7f00000000c0)=""/144, 0x90, 0x0, 0x0) dup3(r6, r5, 0x80000) mq_timedsend(r0, &(0x7f0000000040), 0x0, 0x0, 0x0) mq_timedsend(r0, &(0x7f000066c000), 0x0, 0x0, &(0x7f000058eff0)={0x77359400}) mq_timedreceive(r1, &(0x7f0000000500)=""/103, 0x67, 0x10001, &(0x7f0000000580)={0x0, 0x989680}) 2018/04/15 23:37:43 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r0, 0x6, 0x2000000000000020, &(0x7f000023f000)=0xa, 0x20b) bpf$BPF_MAP_GET_NEXT_ID(0xc, &(0x7f0000000000)=0x1, 0x4) dup2(r0, r0) 2018/04/15 23:37:43 executing program 4: r0 = memfd_create(&(0x7f000000e000)='\x00 ', 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000053ff3)='/dev/snd/seq\x00', 0x0, 0x101802) r2 = dup2(r1, r0) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r2, 0x84, 0x1d, &(0x7f0000000000)={0x1, [0x0]}, &(0x7f0000000040)=0x8) getsockopt$inet_sctp6_SCTP_MAXSEG(r0, 0x84, 0xd, &(0x7f0000000080)=@assoc_value={r3, 0x8000}, &(0x7f00000000c0)=0x8) ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r2, 0xc08c5332, &(0x7f000002b000)={0x0, 0x0, 0x0, "9ede7a8c5ae95ec8672c93340f643a664f13eeab65c0322901dc6bd36cde2c51f01b7f0b014f9f91eeb7c37c7240f476c8d753d000aa8faf8fb574dbcfa6dc4d"}) write$sndseq(r0, &(0x7f0000044fd0)=[{0x0, 0x1, 0x0, 0x0, @tick=0x3, {}, {}, @ext={0x0, &(0x7f0000051000)}}], 0x30) write$sndseq(r2, &(0x7f0000048fe4)=[{0x0, 0x1ff, 0x0, 0x0, @time={0x77359400}, {}, {}, @control}], 0x1c) 2018/04/15 23:37:43 executing program 6: r0 = open(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) sendto$packet(r0, &(0x7f0000000240)="60f729556ab164b5c20838207d346a794bf81dd1efb330dd5f2c736359143849006e28242ef85b46eee08ddaf93fd3f13bf2db29e2f36908bf9a9480ae2cbe3e8f2a5d8fe1e72ffb83ed1274414387976d742999ec09a4d71fe88f0c1969cea5fafb6a059b05ae373a5a0792f7a49823936edb7d3775f288868a6cff6c92b74b28fb97a1b57e544ecce0fb3ba0dbb644e997293f6372a85aa6dbb9bcceca584c50a86d9c87372df2e6e4831c326a72c2417b6ae123ff05ab05bae47a2760749b7ecae6cbbd41f469c65cdb7d384929f09780aafe84c98f20adac", 0xda, 0x4000000, 0x0, 0x0) renameat2(r0, &(0x7f0000001680)='./file0\x00', r0, &(0x7f00000016c0)='./file0\x00', 0x4) mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f0000000140)="72616d66730070a9147cbd89bc09a3b8798f4831348ca0f02359d1cabfe3eef5195d4d55f9ee2b60711179b52326200e4b199774dbfc829a8fa8ac68427864f3cb5cce108c2c0cecf686b46abfe124fdd18cf2cc8d6a5966064d4b557d269ab5b10c71f14ea3e021b00a063cc2686a16309b1b14e8aa89af1f5ce4c23554eb77cbf02fff35d67fcc0ddc94217746b2d2b4154283663ce590f73159d3651f8727f3d7262062285f0a594d1d1b2fdc441cf6e4c1f6979fe2204c43efa87de0e308b6b81633a9a5b6602111e44a3ea73b44df3fe9298e770826", 0x0, &(0x7f0000000000)) open(&(0x7f0000001640)='./file0\x00', 0x80, 0x8) syz_mount_image$btrfs(&(0x7f0000000040)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0x2c0, 0x3, &(0x7f0000001540)=[{&(0x7f0000000340)="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", 0xfb, 0x6}, {&(0x7f0000000440)="ec78bedab2d3437fc98d1a3823c33939704c6d5f7523ef2fe094e45b4412d5274410506bbd633819ff0c0904743ee4e8ad5edc5f65acbaa6d71c02c2165a8914a2dc838a280f67c2364bd9ed0d82ecd2b9d8ffe5bd08330edfd99b5d849983cc6cdbfdf1b38f5908b6151018946dba48623cf46dad1f7cb344b31aebc75daf886a215b7e62768f95daa0c692ee42845cec25a45e066b87d834062625ae753f638f1de4708b8e5d4ebd9836763fb96741674919507abf8e837e744ccb8174173c1e59a76fc1b756b864c40a4343983c26cc4dde2d0a9c2e18a9357680cdbb78d5eaafdc08195cdad3728702", 0xeb, 0x6}, {&(0x7f0000000540)="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", 0x1000, 0x12000000}], 0x100000, &(0x7f00000015c0)={[{@compress_force='compress-force', 0x2c}, {@ssd_spread='ssd_spread', 0x2c}, {@max_inline={'max_inline', 0x3d, [0x39, 0x34, 0x74, 0x7b, 0x38, 0x0, 0x7f, 0x33, 0x78, 0x2d]}, 0x2c}, {@usebackuproot='usebackuproot', 0x2c}, {@compress_force='compress-force', 0x2c}]}) chroot(&(0x7f0000000100)='./file0\x00') clone(0x3002017f, &(0x7f0000c75000), &(0x7f00000000c0), &(0x7f000014e000), &(0x7f0000fef000)) 2018/04/15 23:37:43 executing program 1: r0 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000100)='/proc/self/net/pfkey\x00', 0x8000, 0x0) setsockopt$bt_l2cap_L2CAP_LM(r0, 0x6, 0x3, &(0x7f0000000140)=0x2, 0x4) r1 = socket(0x11, 0x4000000000080003, 0x0) recvfrom$llc(r1, &(0x7f0000000000)=""/129, 0x81, 0x2000, &(0x7f00000000c0)={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}}, 0x10) [ 68.361822] ================================================================== [ 68.369248] BUG: KMSAN: uninit-value in csum_partial+0x78e/0x850 [ 68.375394] CPU: 0 PID: 5865 Comm: syz-executor5 Not tainted 4.16.0+ #83 [ 68.382223] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.391567] Call Trace: [ 68.394139] [ 68.396292] dump_stack+0x185/0x1d0 [ 68.399918] ? csum_partial+0x78e/0x850 [ 68.403891] kmsan_report+0x142/0x240 [ 68.407696] __msan_warning_32+0x6c/0xb0 [ 68.411761] csum_partial+0x78e/0x850 [ 68.415564] csum_partial_ext+0x89/0xa0 [ 68.419543] __skb_checksum+0x6d4/0x1010 [ 68.423608] ? skb_checksum+0x120/0x120 [ 68.427586] skb_checksum+0xec/0x120 [ 68.431298] ? skb_checksum+0x120/0x120 [ 68.435268] ? csum_partial_ext+0xa0/0xa0 [ 68.439422] __skb_checksum_complete+0x90/0x400 [ 68.444101] udp6_csum_init+0x94f/0x10c0 [ 68.448171] __udp6_lib_rcv+0x534/0x3920 [ 68.452233] ? ip6_input_finish+0x55c/0x2110 [ 68.456646] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 68.462014] ? __local_bh_enable_ip+0x3b/0x140 [ 68.466611] udpv6_rcv+0x5c/0x70 [ 68.469980] ? udp_v6_early_demux+0x11a0/0x11a0 [ 68.474654] ip6_input_finish+0xa62/0x2110 [ 68.478926] ? ip6table_filter_hook+0xb5/0xe0 [ 68.483444] ? __msan_metadata_ptr_for_load_2+0x10/0x20 [ 68.488811] ? ip6_input_finish+0x12a1/0x2110 [ 68.493303] ip6_input+0x294/0x320 [ 68.496836] ? ip6_input+0x320/0x320 [ 68.500556] ? ipv6_rcv+0x26d0/0x26d0 [ 68.504349] ipv6_rcv+0x20ec/0x26d0 [ 68.507977] ? local_bh_enable+0x40/0x40 2018/04/15 23:37:43 executing program 7: mkdir(&(0x7f0000e29000)='./file0\x00', 0x0) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f000000c000)='ramfs\x00', 0x0, &(0x7f000000a000)) mount(&(0x7f0000037000)='./file0\x00', &(0x7f0000c4fff8)='./file0\x00', &(0x7f000002effa)='ramfs\x00', 0x100000, &(0x7f0000ce3000)) mount(&(0x7f0000011ff8)='./file0\x00', &(0x7f0000656000)='./file0\x00', &(0x7f0000106ff4)="010080000000006465667d00", 0x1000, &(0x7f0000defffe)) mount(&(0x7f00002b9ff8)='./file0\x00', &(0x7f0000572000)='./file0\x00', &(0x7f000016b000)='ramfs\x00', 0x0, &(0x7f000002f000)) open(&(0x7f0000000000)='./file0/file0\x00', 0x208000, 0xc) mkdir(&(0x7f0000975ff2)='./file0/file0\x00', 0x0) mount(&(0x7f0000f27ff2)='./file0/file0\x00', &(0x7f00002faff8)='./file0/file0\x00', &(0x7f0000239000)='\x00v\t', 0x1004, &(0x7f0000a06000)) umount2(&(0x7f000017c000)='./file0\x00', 0xa) 2018/04/15 23:37:43 executing program 2: shmat(0x0, &(0x7f0000ffd000/0x3000)=nil, 0x0) 2018/04/15 23:37:43 executing program 3: timer_delete(0x0) [ 68.512054] __netif_receive_skb_core+0x47cf/0x4a80 [ 68.517070] ? rb_insert_color+0xa4/0x1300 [ 68.521310] ? kmsan_internal_memset_shadow_inline+0xd0/0xd0 [ 68.527112] ? ip6_rcv_finish+0x4d0/0x4d0 [ 68.531260] process_backlog+0x62d/0xe20 [ 68.535324] ? rps_trigger_softirq+0x2f0/0x2f0 [ 68.539900] net_rx_action+0x7c1/0x1a70 [ 68.543871] ? net_tx_action+0xab0/0xab0 [ 68.547926] __do_softirq+0x56d/0x93d [ 68.551729] do_softirq_own_stack+0x2a/0x40 [ 68.556038] [ 68.558276] __local_bh_enable_ip+0x114/0x140 [ 68.562772] local_bh_enable+0x36/0x40 [ 68.566661] ip6_finish_output2+0x1b6c/0x1f20 [ 68.571166] ip6_finish_output+0xb3f/0xc00 [ 68.575405] ip6_output+0x597/0x6c0 [ 68.579036] ? ip6_output+0x6c0/0x6c0 [ 68.582838] ? ac6_seq_show+0x200/0x200 [ 68.586812] ip6_local_out+0x573/0x640 [ 68.590702] ? __ip6_local_out+0x4f0/0x4f0 [ 68.594938] ip6_send_skb+0xfa/0x380 [ 68.598659] udp_v6_send_skb+0x116a/0x1880 [ 68.602902] udpv6_sendmsg+0x15f4/0x45b0 [ 68.606967] ? rw_copy_check_uvector+0x5af/0x6c0 2018/04/15 23:37:43 executing program 2: pipe(&(0x7f00005dcff8)={0xffffffffffffffff, 0xffffffffffffffff}) write(r0, &(0x7f0000335000), 0xfc94) writev(r0, &(0x7f0000000000)=[{&(0x7f0000002340)="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", 0x1001}], 0x1) syz_open_pts(r0, 0x2e01c0) getsockname$llc(r0, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @remote}, &(0x7f0000000080)=0x10) [ 68.611725] ? rw_copy_check_uvector+0x643/0x6c0 [ 68.616494] ? ip_copy_metadata+0xac0/0xac0 [ 68.620845] ? udpv6_queue_rcv_skb+0x1c60/0x1c60 [ 68.625601] inet_sendmsg+0x48d/0x740 [ 68.629399] ? security_socket_sendmsg+0x9e/0x210 [ 68.634244] ? inet_getname+0x500/0x500 [ 68.638216] ___sys_sendmsg+0xec0/0x1310 [ 68.642278] ? __fdget+0x4e/0x60 [ 68.645654] SYSC_sendmsg+0x2a3/0x3d0 [ 68.649462] SyS_sendmsg+0x54/0x80 [ 68.653003] do_syscall_64+0x309/0x430 [ 68.656894] ? ___sys_sendmsg+0x1310/0x1310 2018/04/15 23:37:43 executing program 3: unshare(0x40600) r0 = syz_open_dev$sg(&(0x7f0000320ff8)='/dev/sg#\x00', 0x0, 0x0) ioctl$KDMKTONE(r0, 0x227b, 0x0) getsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x9, &(0x7f0000000000)={0x0, @in={{0x2, 0x4e22, @loopback=0x7f000001}}, 0x10000, 0xb4, 0x2, 0x9, 0x10}, &(0x7f00000000c0)=0x98) getsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(r0, 0x84, 0x1f, &(0x7f0000000100)={r1, @in={{0x2, 0x4e22, @broadcast=0xffffffff}}, 0x100000001, 0xb27a}, &(0x7f00000001c0)=0x90) [ 68.661219] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 68.666405] RIP: 0033:0x455319 [ 68.669587] RSP: 002b:00007f30dc3fec68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 68.677296] RAX: ffffffffffffffda RBX: 00007f30dc3ff6d4 RCX: 0000000000455319 [ 68.684562] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000013 [ 68.691827] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 68.699091] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 68.706355] R13: 00000000000004e9 R14: 00000000006fa678 R15: 0000000000000000 [ 68.713619] [ 68.715238] Uninit was created at: [ 68.718782] kmsan_alloc_meta_for_pages+0x161/0x3a0 [ 68.723796] kmsan_alloc_page+0x82/0xe0 [ 68.727775] __alloc_pages_nodemask+0xf5b/0x5dc0 [ 68.732528] alloc_pages_current+0x6b5/0x970 [ 68.736931] skb_page_frag_refill+0x3ba/0x5e0 [ 68.741424] sk_page_frag_refill+0xa4/0x340 [ 68.745743] __ip6_append_data+0x1a20/0x4bb0 [ 68.750146] ip6_append_data+0x40e/0x6b0 [ 68.754201] udpv6_sendmsg+0xfd5/0x45b0 [ 68.758168] inet_sendmsg+0x48d/0x740 [ 68.761968] ___sys_sendmsg+0xec0/0x1310 [ 68.766031] SYSC_sendmsg+0x2a3/0x3d0 [ 68.769831] SyS_sendmsg+0x54/0x80 [ 68.773367] do_syscall_64+0x309/0x430 [ 68.777253] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 68.782432] ================================================================== [ 68.789783] Disabling lock debugging due to kernel taint [ 68.795224] Kernel panic - not syncing: panic_on_warn set ... [ 68.795224] [ 68.802588] CPU: 0 PID: 5865 Comm: syz-executor5 Tainted: G B 4.16.0+ #83 [ 68.810725] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.820069] Call Trace: [ 68.822644] [ 68.824797] dump_stack+0x185/0x1d0 [ 68.828422] panic+0x39d/0x940 [ 68.831637] ? csum_partial+0x78e/0x850 [ 68.835613] kmsan_report+0x238/0x240 [ 68.839418] __msan_warning_32+0x6c/0xb0 [ 68.843484] csum_partial+0x78e/0x850 [ 68.847288] csum_partial_ext+0x89/0xa0 [ 68.851262] __skb_checksum+0x6d4/0x1010 [ 68.855329] ? skb_checksum+0x120/0x120 [ 68.859307] skb_checksum+0xec/0x120 [ 68.863028] ? skb_checksum+0x120/0x120 [ 68.867010] ? csum_partial_ext+0xa0/0xa0 [ 68.871163] __skb_checksum_complete+0x90/0x400 [ 68.875867] udp6_csum_init+0x94f/0x10c0 [ 68.880198] __udp6_lib_rcv+0x534/0x3920 [ 68.884261] ? ip6_input_finish+0x55c/0x2110 [ 68.888673] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 68.894042] ? __local_bh_enable_ip+0x3b/0x140 [ 68.898635] udpv6_rcv+0x5c/0x70 [ 68.902007] ? udp_v6_early_demux+0x11a0/0x11a0 [ 68.906672] ip6_input_finish+0xa62/0x2110 [ 68.910912] ? ip6table_filter_hook+0xb5/0xe0 [ 68.915409] ? __msan_metadata_ptr_for_load_2+0x10/0x20 [ 68.920776] ? ip6_input_finish+0x12a1/0x2110 [ 68.925272] ip6_input+0x294/0x320 [ 68.928816] ? ip6_input+0x320/0x320 [ 68.932529] ? ipv6_rcv+0x26d0/0x26d0 [ 68.936334] ipv6_rcv+0x20ec/0x26d0 [ 68.939961] ? local_bh_enable+0x40/0x40 [ 68.944043] __netif_receive_skb_core+0x47cf/0x4a80 [ 68.949062] ? rb_insert_color+0xa4/0x1300 [ 68.953310] ? kmsan_internal_memset_shadow_inline+0xd0/0xd0 [ 68.959118] ? ip6_rcv_finish+0x4d0/0x4d0 [ 68.963271] process_backlog+0x62d/0xe20 [ 68.967337] ? rps_trigger_softirq+0x2f0/0x2f0 [ 68.971915] net_rx_action+0x7c1/0x1a70 [ 68.975897] ? net_tx_action+0xab0/0xab0 [ 68.979958] __do_softirq+0x56d/0x93d [ 68.983767] do_softirq_own_stack+0x2a/0x40 [ 68.988082] [ 68.990322] __local_bh_enable_ip+0x114/0x140 [ 68.994821] local_bh_enable+0x36/0x40 [ 68.998716] ip6_finish_output2+0x1b6c/0x1f20 [ 69.003219] ip6_finish_output+0xb3f/0xc00 [ 69.007445] ip6_output+0x597/0x6c0 [ 69.011065] ? ip6_output+0x6c0/0x6c0 [ 69.014863] ? ac6_seq_show+0x200/0x200 [ 69.018833] ip6_local_out+0x573/0x640 [ 69.022715] ? __ip6_local_out+0x4f0/0x4f0 [ 69.026944] ip6_send_skb+0xfa/0x380 [ 69.030657] udp_v6_send_skb+0x116a/0x1880 [ 69.034891] udpv6_sendmsg+0x15f4/0x45b0 [ 69.038942] ? rw_copy_check_uvector+0x5af/0x6c0 [ 69.043677] ? rw_copy_check_uvector+0x643/0x6c0 [ 69.048421] ? ip_copy_metadata+0xac0/0xac0 [ 69.052742] ? udpv6_queue_rcv_skb+0x1c60/0x1c60 [ 69.057493] inet_sendmsg+0x48d/0x740 [ 69.061288] ? security_socket_sendmsg+0x9e/0x210 [ 69.066108] ? inet_getname+0x500/0x500 [ 69.070073] ___sys_sendmsg+0xec0/0x1310 [ 69.074129] ? __fdget+0x4e/0x60 [ 69.077492] SYSC_sendmsg+0x2a3/0x3d0 [ 69.081289] SyS_sendmsg+0x54/0x80 [ 69.084824] do_syscall_64+0x309/0x430 [ 69.088711] ? ___sys_sendmsg+0x1310/0x1310 [ 69.093034] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 69.098213] RIP: 0033:0x455319 [ 69.101393] RSP: 002b:00007f30dc3fec68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 69.109096] RAX: ffffffffffffffda RBX: 00007f30dc3ff6d4 RCX: 0000000000455319 [ 69.116350] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000013 [ 69.123613] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 69.130874] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 69.138135] R13: 00000000000004e9 R14: 00000000006fa678 R15: 0000000000000000 [ 69.145864] Dumping ftrace buffer: [ 69.149389] (ftrace buffer empty) [ 69.153072] Kernel Offset: disabled [ 69.156672] Rebooting in 86400 seconds..