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 '10.128.0.35' (ECDSA) to the list of known hosts. 2018/04/20 19:09:53 fuzzer started 2018/04/20 19:09:53 dialing manager at 10.128.0.26:40315 2018/04/20 19:10:00 kcov=true, comps=false 2018/04/20 19:10:03 executing program 0: request_key(&(0x7f0000000000)='encrypted\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000080)='\x00', 0xfffffffffffffffe) add_key(&(0x7f00000000c0)='encrypted\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000140), 0x0, 0xfffffffffffffffe) 2018/04/20 19:10:03 executing program 1: r0 = getpgrp(0xffffffffffffffff) rt_tgsigqueueinfo(0x0, r0, 0x0, &(0x7f0000000080)) 2018/04/20 19:10:03 executing program 3: r0 = socket$nl_xfrm(0x11, 0x3, 0x6) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f00000015c0)={'tunl0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r0, 0x891b, &(0x7f0000000040)={'lo\x00', r1}) 2018/04/20 19:10:03 executing program 7: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000180)={0x0, 0x0, 0x0, 0x2}, 0x10) 2018/04/20 19:10:03 executing program 2: syz_mount_image$vfat(&(0x7f0000000000)='vfat\x00', &(0x7f00000004c0)='./file0\x00', 0xe000, 0x1, &(0x7f00000002c0)=[{&(0x7f0000010000)="eb3c906d6b66732e66617400020401000200027000f801", 0x17}], 0x0, &(0x7f0000000300)=ANY=[]) r0 = open(&(0x7f0000000640)='./file0/file0\x00', 0x40003ffd, 0x0) fstatfs(r0, &(0x7f0000000300)=""/203) 2018/04/20 19:10:03 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000ac0)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000000)={&(0x7f0000000100)=ANY=[@ANYBLOB="300000001800110300000000000000000ada42b189000000000000001400050000000000000000000000000000000001"], 0x1}, 0x1}, 0x0) 2018/04/20 19:10:03 executing program 4: r0 = socket$inet6_udp(0xa, 0x2, 0x0) getsockopt$inet6_int(r0, 0x29, 0x43, &(0x7f0000000040), &(0x7f0000000000)=0x4) 2018/04/20 19:10:03 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$nl_netfilter(r0, &(0x7f0000000040)={&(0x7f0000791000)={0x10}, 0xc, &(0x7f0000dd0ff0)={&(0x7f0000001440)=ANY=[@ANYBLOB="14000000010affff00030000d6e2bc98fc6a2b01"], 0x14}, 0x1}, 0x0) syzkaller login: [ 44.510591] ip (3743) used greatest stack depth: 54688 bytes left [ 44.753965] ip (3766) used greatest stack depth: 54672 bytes left [ 45.111416] ip (3800) used greatest stack depth: 54312 bytes left [ 46.151300] ip (3898) used greatest stack depth: 54200 bytes left [ 46.362300] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.368794] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.411465] device bridge_slave_0 entered promiscuous mode [ 46.464475] ip (3922) used greatest stack depth: 53656 bytes left [ 46.486543] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.493113] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.528231] device bridge_slave_0 entered promiscuous mode [ 46.560597] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.567144] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.597958] device bridge_slave_0 entered promiscuous mode [ 46.625598] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.632143] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.649648] device bridge_slave_1 entered promiscuous mode [ 46.671992] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.678548] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.709196] device bridge_slave_0 entered promiscuous mode [ 46.726239] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.732792] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.748227] device bridge_slave_0 entered promiscuous mode [ 46.763752] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.770316] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.785365] device bridge_slave_0 entered promiscuous mode [ 46.795220] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.801774] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.816248] device bridge_slave_0 entered promiscuous mode [ 46.829705] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.841700] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.848230] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.884555] device bridge_slave_0 entered promiscuous mode [ 46.896710] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.903254] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.914855] device bridge_slave_1 entered promiscuous mode [ 46.928785] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.935354] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.943527] device bridge_slave_1 entered promiscuous mode [ 46.954204] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.960764] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.984956] device bridge_slave_1 entered promiscuous mode [ 46.997555] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.004144] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.020180] device bridge_slave_1 entered promiscuous mode [ 47.032076] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 47.042235] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 47.050743] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.057239] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.095338] device bridge_slave_1 entered promiscuous mode [ 47.103689] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.110184] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.136856] device bridge_slave_1 entered promiscuous mode [ 47.151759] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.158295] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.175946] device bridge_slave_1 entered promiscuous mode [ 47.188634] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 47.199275] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 47.207456] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 47.225262] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 47.290211] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 47.339120] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 47.377504] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 47.402431] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 47.414533] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 47.435547] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 47.542798] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 47.565681] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 47.611378] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 48.033448] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 48.245819] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 48.253805] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 48.367832] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 48.414008] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 48.445275] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 48.475165] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 48.532239] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 48.560303] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 48.586303] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 48.620123] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 48.674746] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 48.697707] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 48.733498] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 48.753645] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 48.801112] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 49.241150] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 49.444496] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.479009] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 49.607284] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 49.670983] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.678391] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.690190] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.710702] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.721741] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 49.740001] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 49.755101] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 49.768798] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 49.863901] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.887419] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 49.906950] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.935510] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.944765] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.961834] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.990394] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 50.001735] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 50.010934] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.019586] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 50.049871] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 50.058164] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 50.079669] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 50.105435] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 50.112613] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.125685] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 50.167973] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 50.182486] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.207997] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 50.246548] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 50.254864] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 50.267844] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 50.276174] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.292107] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 50.316648] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.340108] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 50.370259] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.385794] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 50.399246] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 50.419127] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.437814] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 50.460485] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 50.467746] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.477326] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 50.487487] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 50.496300] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 50.503824] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.512532] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 50.521271] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.529513] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 50.550780] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 50.563413] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.592181] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 50.605939] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 50.613784] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 50.623197] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.653779] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 50.696800] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.725789] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 50.759705] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 50.770231] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.783732] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 52.278583] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.285131] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.292002] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.298539] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.336126] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 52.343441] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.832753] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.839260] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.846172] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.853152] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.907287] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 52.918541] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.925089] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.931906] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.938359] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.954255] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 52.981104] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.987603] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.994456] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.000954] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.039558] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 53.048224] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.054666] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.061470] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.067887] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.076842] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 53.087458] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.094011] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.100883] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.107355] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.119945] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 53.128441] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.134901] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.141777] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.148222] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.189992] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 53.250275] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.256780] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.263668] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.270148] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.325904] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 53.346557] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 53.374394] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 53.413747] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 53.436691] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 53.465754] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 53.484124] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 53.491593] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.659621] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 62.397900] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 62.430442] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 62.437287] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.447376] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.477896] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 62.612808] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 62.697954] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 62.717644] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 62.771124] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 62.849823] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 63.213213] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 63.219773] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.229955] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.259479] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 63.270558] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.286624] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.430667] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 63.436995] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.450669] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.507172] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 63.515432] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.530182] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.564398] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 63.570664] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.584720] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.624330] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 63.631514] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.654708] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.715176] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 63.721530] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.732750] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready 2018/04/20 19:10:29 executing program 3: ioctl$GIO_UNIMAP(0xffffffffffffffff, 0x4b66, &(0x7f00000001c0)={0x0, &(0x7f0000000140)}) r0 = syz_open_procfs(0x0, &(0x7f0000000000)='net/ip_vs\x00') preadv(r0, &(0x7f0000000100), 0x2d9, 0x10400003) 2018/04/20 19:10:29 executing program 3: 2018/04/20 19:10:29 executing program 3: 2018/04/20 19:10:29 executing program 3: 2018/04/20 19:10:30 executing program 3: 2018/04/20 19:10:30 executing program 2: 2018/04/20 19:10:30 executing program 4: perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x71, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000100)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) prctl$void(0x20) 2018/04/20 19:10:30 executing program 3: mkdir(&(0x7f0000000200)='./file0\x00', 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0, 0x0) symlinkat(&(0x7f000001effd)='/', r0, &(0x7f0000d06ff8)='./file0\x00') linkat(r0, &(0x7f0000000080)='./file0\x00', r0, &(0x7f0000000100)='./file1\x00', 0x0) unlinkat(r0, &(0x7f00000000c0)='./file0\x00', 0x0) 2018/04/20 19:10:30 executing program 0: 2018/04/20 19:10:30 executing program 2: sendmsg$IPVS_CMD_GET_CONFIG(0xffffffffffffffff, &(0x7f0000000a00)={&(0x7f0000000800)={0x10}, 0xc, &(0x7f00000009c0)={&(0x7f00000008c0)={0x20, 0x0, 0x0, 0x0, 0x0, {0xd}, [@IPVS_CMD_ATTR_SERVICE={0xc, 0x1, [@IPVS_SVC_ATTR_TIMEOUT={0x8, 0x8}]}]}, 0x20}, 0x1}, 0x0) acct(&(0x7f0000000080)='./file0\x00') execve(&(0x7f00000001c0)='./file0\x00', &(0x7f0000000240), &(0x7f0000000200)) 2018/04/20 19:10:30 executing program 4: 2018/04/20 19:10:30 executing program 3: 2018/04/20 19:10:30 executing program 5: 2018/04/20 19:10:30 executing program 1: 2018/04/20 19:10:30 executing program 7: 2018/04/20 19:10:30 executing program 6: 2018/04/20 19:10:30 executing program 4: 2018/04/20 19:10:30 executing program 6: acct(&(0x7f0000000080)='./file0\x00') execve(&(0x7f00000001c0)='./file0\x00', &(0x7f0000000240), &(0x7f0000000200)) 2018/04/20 19:10:30 executing program 3: 2018/04/20 19:10:31 executing program 0: 2018/04/20 19:10:31 executing program 5: 2018/04/20 19:10:31 executing program 2: 2018/04/20 19:10:31 executing program 1: 2018/04/20 19:10:31 executing program 7: 2018/04/20 19:10:31 executing program 4: 2018/04/20 19:10:31 executing program 6: 2018/04/20 19:10:31 executing program 3: 2018/04/20 19:10:31 executing program 0: 2018/04/20 19:10:31 executing program 3: 2018/04/20 19:10:31 executing program 5: 2018/04/20 19:10:31 executing program 7: 2018/04/20 19:10:31 executing program 4: 2018/04/20 19:10:31 executing program 2: 2018/04/20 19:10:31 executing program 1: 2018/04/20 19:10:31 executing program 6: 2018/04/20 19:10:31 executing program 0: 2018/04/20 19:10:31 executing program 3: 2018/04/20 19:10:31 executing program 7: 2018/04/20 19:10:31 executing program 5: 2018/04/20 19:10:31 executing program 2: 2018/04/20 19:10:31 executing program 6: 2018/04/20 19:10:31 executing program 3: 2018/04/20 19:10:31 executing program 0: 2018/04/20 19:10:31 executing program 4: 2018/04/20 19:10:31 executing program 1: 2018/04/20 19:10:31 executing program 5: 2018/04/20 19:10:31 executing program 7: 2018/04/20 19:10:31 executing program 6: 2018/04/20 19:10:31 executing program 3: 2018/04/20 19:10:31 executing program 1: 2018/04/20 19:10:31 executing program 5: 2018/04/20 19:10:31 executing program 0: 2018/04/20 19:10:31 executing program 4: 2018/04/20 19:10:31 executing program 7: 2018/04/20 19:10:31 executing program 2: 2018/04/20 19:10:31 executing program 2: 2018/04/20 19:10:31 executing program 1: 2018/04/20 19:10:32 executing program 0: keyctl$dh_compute(0x17, &(0x7f0000b54ff4), &(0x7f00002f9ffb)=""/5, 0x5, &(0x7f000083d000)={&(0x7f00003b2000)={'poly1305-simd\x00'}, 0x0, 0x40, [0x2]}) 2018/04/20 19:10:32 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={0x0, 0x0}) r1 = syz_open_procfs(0x0, &(0x7f0000000380)='net/dev_mcast\x00') sendfile(r0, r1, &(0x7f0000000080), 0x1000000000fe) 2018/04/20 19:10:32 executing program 3: 2018/04/20 19:10:32 executing program 6: 2018/04/20 19:10:32 executing program 4: 2018/04/20 19:10:32 executing program 7: 2018/04/20 19:10:32 executing program 2: 2018/04/20 19:10:32 executing program 1: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = getpgid(0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5}, r0, 0x0, 0xffffffffffffffff, 0x0) 2018/04/20 19:10:32 executing program 3: 2018/04/20 19:10:32 executing program 6: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socket$inet(0x2, 0x0, 0xc3) r0 = socket$netlink(0x10, 0x3, 0xc) writev(r0, &(0x7f0000fb5ff0)=[{&(0x7f0000fb4000)="1f00000002031900000007000000068100023b0509000100010100", 0x1b}], 0x1) r1 = socket$netlink(0x10, 0x3, 0xc) writev(r1, &(0x7f0000fb5ff0)=[{&(0x7f0000fb6000)="1f", 0x1}], 0x1) 2018/04/20 19:10:32 executing program 4: waitid(0x3, 0x0, &(0x7f0000000300), 0x8, &(0x7f0000000340)) 2018/04/20 19:10:32 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f000072cff8)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$sock_int(r0, 0x1, 0x2a, &(0x7f0000025ffc), 0x4) write(r1, &(0x7f0000019f97), 0x0) recvmsg(r0, &(0x7f0000019fc8)={0x0, 0x0, &(0x7f000001e000), 0x0, &(0x7f0000fae000)}, 0x1ffe) 2018/04/20 19:10:32 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x10) sendmsg$nl_route(r0, &(0x7f0000000080)={&(0x7f0000000040)={0x10}, 0xc, &(0x7f0000000000)={&(0x7f0000000100)=@delneigh={0x1c, 0x1d, 0x517, 0x0, 0x0, {0x2}}, 0x1c}, 0x1}, 0x0) 2018/04/20 19:10:32 executing program 5: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000000)='./file0\x00', 0x0) r0 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)={0xb, 0x7e, 0x6, 0x1, 0x1}, 0x2c) mount(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f00000001c0)='bpf\x00', 0x0, &(0x7f0000000200)) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000000040)={&(0x7f0000000000)='./file0/file0\x00', r0}, 0x10) perf_event_open(&(0x7f000000a000)={0x6, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) 2018/04/20 19:10:32 executing program 2: setrlimit(0x40000000000008, &(0x7f00000a3ff0)) r0 = socket(0x40000000015, 0x5, 0x0) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f00000001c0)={0x0, 0x0}, &(0x7f0000000200)=0x5) setreuid(0x0, r1) mmap(&(0x7f000090f000/0x2000)=nil, 0x2000, 0x0, 0x1e010, r0, 0x0) [ 71.446545] netlink: 8 bytes leftover after parsing attributes in process `syz-executor0'. 2018/04/20 19:10:32 executing program 1: perf_event_open(&(0x7f0000348f88)={0x2, 0x70, 0x3e6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$usbmon(&(0x7f00008be000)='/dev/usbmon#\x00', 0x0, 0x0) poll(&(0x7f00000001c0)=[{r0}], 0x1, 0x0) 2018/04/20 19:10:32 executing program 3: r0 = socket$netlink(0x10, 0x3, 0xc) writev(r0, &(0x7f0000fb5ff0)=[{&(0x7f0000000080)="1f00000002031900000007000000068100023b0509000100010100ff3ffe58", 0x1f}], 0x1) writev(r0, &(0x7f0000000000)=[{&(0x7f0000000040)="1f00000002031900000007000000068100023b050900030000000000000058", 0x1f}], 0x1) 2018/04/20 19:10:32 executing program 4: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) sendmmsg(r0, &(0x7f00000003c0)=[{{&(0x7f0000000000)=@in={0x2, 0x0, @loopback=0x7f000001}, 0x80, &(0x7f0000000240)=[{&(0x7f0000000140)='t', 0x1}], 0x1, &(0x7f0000000a00)=ANY=[]}}, {{0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)=ANY=[@ANYBLOB="b000000000000000000000000900000002576f1ffd0cf2ba9a6f53c23a78c256fc19ff56d634b21d837bed011d293fdbdfd3a00b994a8ebdca8f2f94c5a7ce1b91019c3202ff4e3da0f7bd1c0ed32ec25e93432e1d73b1e8761ae6895d7f572e26c2e5651a673c340647deaccd8bd8979daa34def226aa50710c7a615f8aab4a3c48db79fcb4b29ebaa9371e5b1539840de33e9d3cb9d97e3590a5d5f9230000280000000000000017010000ffffffffaa8fdde1725b230a3d0f89dbf5c1a125"], 0xc0}}], 0x2, 0x0) 2018/04/20 19:10:32 executing program 2: r0 = socket(0x10, 0x803, 0x0) sendto(r0, &(0x7f0000cfefee)="120000001200e7ff40ffe90009149b00f99b", 0x12, 0x0, 0x0, 0x0) recvmmsg(r0, &(0x7f0000003f80)=[{{&(0x7f0000000440)=@pppol2tpv3in6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @mcast1}}}, 0x80, &(0x7f0000000700), 0x0, &(0x7f0000000740)=""/62, 0x3e}}, {{0x0, 0x0, &(0x7f0000003c00)=[{&(0x7f0000000780)=""/206, 0xce}, {&(0x7f00000008c0)=""/4096, 0x1000}, {&(0x7f00000018c0)=""/237, 0xed}, {&(0x7f00000019c0)=""/111, 0x6f}, {&(0x7f0000001a40)=""/149, 0x95}, {&(0x7f0000001b00)=""/4096, 0x1000}, {&(0x7f0000002b00)=""/233, 0xe9}, {&(0x7f0000002c00)=""/4096, 0x1000}], 0x5}}], 0x2, 0x0, &(0x7f0000fd0000)={0x77359400}) 2018/04/20 19:10:32 executing program 5: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sched_setaffinity(0x0, 0x4, &(0x7f0000000040)) socket$kcm(0x29, 0x2, 0x0) r0 = socket(0x11, 0x100000802, 0x0) r1 = syz_open_dev$tun(&(0x7f0000000240)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f00000000c0)={'ifb0\x00', 0x4012}) ioctl$TUNSETLINK(r1, 0x400454cd, 0x30a) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000040)={'ifb0\x00', 0xa201}) dup3(r0, r1, 0x0) 2018/04/20 19:10:32 executing program 7: r0 = socket$inet6(0xa, 0x3, 0x2) connect$inet6(r0, &(0x7f0000000040)={0xa}, 0x1c) recvmsg(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f00000001c0)=ANY=[@ANYPTR=&(0x7f0000000080)=ANY=[]], 0x1, &(0x7f0000000000), 0x0, &(0x7f0000000180)=""/3, 0x3}, 0x0) sendmmsg(r0, &(0x7f0000000140), 0x1f8aeba99eb8fd7, 0x0) 2018/04/20 19:10:32 executing program 6: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2000000000001, 0x0) getsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000000040)={@dev={0xfe, 0x80}, 0x1}, &(0x7f0000000080)=0x20) 2018/04/20 19:10:32 executing program 0: r0 = socket$rds(0x15, 0x5, 0x0) setsockopt$RDS_GET_MR_FOR_DEST(r0, 0x114, 0x7, &(0x7f00000002c0)={@ax25={0x3, {"8fad5f5dc95a99"}}, {&(0x7f0000000180)=""/226, 0xe2}, &(0x7f0000000280)}, 0xa0) 2018/04/20 19:10:32 executing program 4: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) sendmmsg(r0, &(0x7f00000003c0)=[{{&(0x7f0000000000)=@in={0x2, 0x0, @loopback=0x7f000001}, 0x80, &(0x7f0000000240)=[{&(0x7f0000000140)='t', 0x1}], 0x1, &(0x7f0000000a00)=ANY=[]}}, {{0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000600)=ANY=[@ANYBLOB="b000000000000000000000000900000002576f1ffd0cf2ba9a6f53c23a78c256fc19ff56d634b21d837bed011d293fdbdfd3a00b994a8ebdca8f2f94c5a7ce1b91019c3202ff4e3da0f7bd1c0ed32ec25e93432e1d73b1e8761ae6895d7f572e26c2e5651a673c340647deaccd8bd8979daa34def226aa50710c7a615f8aab4a3c48db79fcb4b29ebaa9371e5b1539840de33e9d3cb9d97e3590a5d5f9230000280000000000000017010000ffffffffaa8fdde1725b230a3d0f89dbf5c1a125"], 0xc0}}], 0x2, 0x0) [ 71.854756] ================================================================== [ 71.862174] BUG: KMSAN: uninit-value in memcmp+0x119/0x180 [ 71.867808] CPU: 1 PID: 15 Comm: kworker/1:0 Not tainted 4.16.0+ #84 [ 71.874299] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.883662] Workqueue: ipv6_addrconf addrconf_dad_work [ 71.888939] Call Trace: [ 71.891536] dump_stack+0x185/0x1d0 [ 71.895179] ? memcmp+0x119/0x180 [ 71.898636] kmsan_report+0x142/0x240 [ 71.902450] __msan_warning_32+0x6c/0xb0 [ 71.906510] memcmp+0x119/0x180 [ 71.909791] __dev_mc_add+0x1c2/0x8e0 [ 71.913591] ? ndisc_mc_map+0x59f/0x8c0 [ 71.917573] dev_mc_add+0x6d/0x80 [ 71.921030] igmp6_group_added+0x2db/0xa00 [ 71.925299] ipv6_dev_mc_inc+0xe9e/0x1130 [ 71.929477] addrconf_dad_work+0x427/0x2150 [ 71.933806] ? ipv6_get_saddr_eval+0x1130/0x1130 [ 71.938570] ? ipv6_get_saddr_eval+0x1130/0x1130 [ 71.943340] process_one_work+0x12c6/0x1f60 [ 71.947684] worker_thread+0x113c/0x24f0 [ 71.951934] ? process_one_work+0x1f60/0x1f60 [ 71.956435] kthread+0x539/0x720 [ 71.959800] ? process_one_work+0x1f60/0x1f60 [ 71.964386] ? kthread_blkcg+0xf0/0xf0 [ 71.968281] ret_from_fork+0x35/0x40 [ 71.971988] [ 71.973609] Local variable description: ----buf@igmp6_group_added [ 71.979829] Variable was created at: [ 71.983554] igmp6_group_added+0x4a/0xa00 [ 71.987710] ipv6_dev_mc_inc+0xe9e/0x1130 [ 71.991849] ================================================================== [ 71.999208] Disabling lock debugging due to kernel taint [ 72.004656] Kernel panic - not syncing: panic_on_warn set ... [ 72.004656] [ 72.012034] CPU: 1 PID: 15 Comm: kworker/1:0 Tainted: G B 4.16.0+ #84 [ 72.019829] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.029193] Workqueue: ipv6_addrconf addrconf_dad_work [ 72.034472] Call Trace: [ 72.037067] dump_stack+0x185/0x1d0 [ 72.040698] panic+0x39d/0x940 [ 72.043916] ? memcmp+0x119/0x180 [ 72.047370] kmsan_report+0x238/0x240 [ 72.051180] __msan_warning_32+0x6c/0xb0 [ 72.055244] memcmp+0x119/0x180 [ 72.058527] __dev_mc_add+0x1c2/0x8e0 [ 72.062342] ? ndisc_mc_map+0x59f/0x8c0 [ 72.066316] dev_mc_add+0x6d/0x80 [ 72.069770] igmp6_group_added+0x2db/0xa00 [ 72.074016] ipv6_dev_mc_inc+0xe9e/0x1130 [ 72.078171] addrconf_dad_work+0x427/0x2150 [ 72.082502] ? ipv6_get_saddr_eval+0x1130/0x1130 [ 72.087264] ? ipv6_get_saddr_eval+0x1130/0x1130 [ 72.092030] process_one_work+0x12c6/0x1f60 [ 72.096367] worker_thread+0x113c/0x24f0 [ 72.100426] ? process_one_work+0x1f60/0x1f60 [ 72.104916] kthread+0x539/0x720 [ 72.108271] ? process_one_work+0x1f60/0x1f60 [ 72.112753] ? kthread_blkcg+0xf0/0xf0 [ 72.116626] ret_from_fork+0x35/0x40 [ 72.120807] Dumping ftrace buffer: [ 72.124334] (ftrace buffer empty) [ 72.128018] Kernel Offset: disabled [ 72.131629] Rebooting in 86400 seconds..