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 '10.128.10.33' (ECDSA) to the list of known hosts. 2018/04/20 23:30:45 fuzzer started 2018/04/20 23:30:45 dialing manager at 10.128.0.26:40315 2018/04/20 23:30:51 kcov=true, comps=false 2018/04/20 23:30:54 executing program 0: mremap(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2000, 0x0, &(0x7f0000005000/0x2000)=nil) syz_mount_image$hfsplus(&(0x7f0000000040)='hfsplus\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, &(0x7f0000000280), 0x0, &(0x7f00000002c0)) mremap(&(0x7f0000ffb000/0x2000)=nil, 0x2000, 0x4000, 0x3, &(0x7f0000003000/0x4000)=nil) 2018/04/20 23:30:54 executing program 1: r0 = inotify_init1(0x0) fcntl$setown(r0, 0x8, 0xffffffffffffffff) fcntl$getownex(r0, 0x10, &(0x7f00000004c0)={0x0, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) 2018/04/20 23:30:54 executing program 7: perf_event_open(&(0x7f0000271000)={0x2, 0x70, 0x49, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000000000)='net/tcp6\x00') preadv(r0, &(0x7f00000004c0)=[{&(0x7f00000001c0)=""/250, 0xfa}], 0x1, 0x0) 2018/04/20 23:30:54 executing program 2: ioperm(0x0, 0x81, 0x0) clone(0x4800100, &(0x7f0000000280), &(0x7f00000001c0), &(0x7f0000000100), &(0x7f0000000140)) 2018/04/20 23:30:54 executing program 3: r0 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r0, &(0x7f0000b6dfc8)={0x0, 0x0, &(0x7f00008feff0)={&(0x7f0000327f68)=ANY=[@ANYBLOB="0203000313000000000000080000000005000600000000000a00000000000000000000000000e93ac90ab8f529a546d5430702000000000005000900190000000a0000e911000000fe80000000000000000000000000000000000000001b000002000100000000000000020d0000000005000500000000000a00000001000000ff0200000000004000000000000000010000000000000000"], 0x98}, 0x1}, 0x0) 2018/04/20 23:30:54 executing program 4: perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0x72, 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) socketpair$unix(0x1, 0x3, 0x0, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r0, &(0x7f00000bc000)=@abs, 0x8) sendmmsg$unix(r1, &(0x7f00000bd000), 0x80, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f0000004a80), 0x0, 0x0, 0x0) dup2(r1, r0) 2018/04/20 23:30:54 executing program 5: r0 = accept(0xffffffffffffffff, 0x0, &(0x7f0000000080)) ioctl$sock_inet_udp_SIOCOUTQ(r0, 0x5411, &(0x7f00000000c0)) r1 = socket$inet(0x2, 0x4000000000000001, 0x0) ptrace(0xffffffffffffffff, 0x0) setsockopt$IP_VS_SO_SET_STARTDAEMON(r1, 0x0, 0x48b, &(0x7f0000000040)={0x2, 'bridge_slave_0\x00'}, 0x18) 2018/04/20 23:30:54 executing program 6: r0 = perf_event_open(&(0x7f000001d000)={0x200000002, 0x70, 0x6, 0x108000001, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xffffffffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 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={&(0x7f0000b32fff)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000940000)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) dup2(r0, r1) syzkaller login: [ 42.093634] ip (3752) used greatest stack depth: 54888 bytes left [ 42.127740] ip (3754) used greatest stack depth: 54816 bytes left [ 42.777571] ip (3815) used greatest stack depth: 54408 bytes left [ 43.478535] ip (3883) used greatest stack depth: 53656 bytes left [ 43.885369] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.891836] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.921475] device bridge_slave_0 entered promiscuous mode [ 43.957568] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.964115] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.994822] device bridge_slave_0 entered promiscuous mode [ 44.019016] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.025518] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.033660] device bridge_slave_0 entered promiscuous mode [ 44.070632] ip (3929) used greatest stack depth: 53640 bytes left [ 44.074984] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.083383] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.110954] device bridge_slave_1 entered promiscuous mode [ 44.137970] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.144457] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.161464] device bridge_slave_0 entered promiscuous mode [ 44.179666] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.186169] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.199381] device bridge_slave_0 entered promiscuous mode [ 44.211225] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.217700] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.228488] device bridge_slave_0 entered promiscuous mode [ 44.237696] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.244166] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.271618] device bridge_slave_0 entered promiscuous mode [ 44.287822] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.294308] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.306886] device bridge_slave_1 entered promiscuous mode [ 44.313449] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.319895] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.337575] device bridge_slave_1 entered promiscuous mode [ 44.346406] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.363599] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.370117] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.399138] device bridge_slave_1 entered promiscuous mode [ 44.419924] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.426429] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.450126] device bridge_slave_0 entered promiscuous mode [ 44.457678] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.464137] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.474477] device bridge_slave_1 entered promiscuous mode [ 44.481663] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.488209] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.497999] device bridge_slave_1 entered promiscuous mode [ 44.523719] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.533705] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.545208] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.551659] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.586540] device bridge_slave_1 entered promiscuous mode [ 44.613127] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.620816] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.634972] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.641473] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.684788] device bridge_slave_1 entered promiscuous mode [ 44.694108] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.703776] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.713998] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.731117] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.814194] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.825303] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.874191] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.888707] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.898785] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 45.115075] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 45.122957] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 45.589720] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.713482] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.770018] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.829190] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.843090] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 45.869694] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.963423] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.978313] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 45.992499] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 46.025476] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 46.045889] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 46.101833] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 46.112502] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 46.216227] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 46.285924] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 46.313859] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 46.924996] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 46.974819] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 46.993685] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 47.003518] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 47.115401] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 47.137389] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 47.184752] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 47.208447] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 47.231644] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 47.239271] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 47.265978] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 47.346613] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.355264] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.373606] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.406373] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 47.421330] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 47.428814] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 47.436816] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.445471] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.464125] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.491850] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.501152] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.514811] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.561495] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.569236] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 47.580337] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.605751] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.629147] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 47.637483] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 47.651651] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.658774] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.670813] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.693219] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.724509] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.751734] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.760955] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.774675] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.796772] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.806403] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 47.814470] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 47.822486] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.834738] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.846804] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.875598] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.900017] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.925970] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.941726] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.950165] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.958365] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.967789] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 47.976880] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 47.991920] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 48.005244] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 48.013992] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.032876] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 48.064764] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.086877] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 48.114629] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.128787] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 48.136866] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.145202] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 48.156947] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 48.164300] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.176710] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 50.188285] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.194788] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.201676] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.208131] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.266250] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 50.273938] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 50.288929] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.295373] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.302210] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.308625] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.316690] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 50.329315] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.335748] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.342547] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.348967] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.363879] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 50.373359] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.379823] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.386640] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.393155] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.441915] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 50.451647] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.458139] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.464988] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.471466] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.486587] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 50.494624] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.501127] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.507933] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.514358] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.527149] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 50.546338] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.552792] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.559636] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.566100] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.643161] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 50.730290] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.736777] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.743606] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.750116] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.814173] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 51.296367] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.316944] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.357141] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.396677] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.425799] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.438395] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.445518] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.553881] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 59.881863] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 59.904675] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 60.006264] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 60.035108] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 60.181138] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 60.333394] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 60.394727] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 60.401017] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.421268] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.450375] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 60.689144] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 60.695415] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.706929] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.746693] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 60.755378] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.768634] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.827016] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 60.835457] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.849727] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.882125] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 60.894017] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.930889] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.973349] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 60.980519] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.996893] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.146867] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 61.155192] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.170977] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.289931] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 61.296308] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.307777] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready 2018/04/20 23:31:22 executing program 5: r0 = socket$inet_tcp(0x2, 0x1, 0x0) mmap(&(0x7f000000f000/0x3000)=nil, 0x3000, 0x6, 0x86012, r0, 0x0) 2018/04/20 23:31:22 executing program 2: r0 = socket$inet_sctp(0x2, 0x5, 0x84) mmap(&(0x7f0000000000/0xd25000)=nil, 0xd25000, 0x1000001, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x22, &(0x7f000086fff0), &(0x7f0000d25000)=0x10) 2018/04/20 23:31:22 executing program 4: r0 = syz_open_dev$tun(&(0x7f0000000180)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x9511}) close(r0) 2018/04/20 23:31:22 executing program 0: mremap(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2000, 0x0, &(0x7f0000005000/0x2000)=nil) syz_mount_image$hfsplus(&(0x7f0000000040)='hfsplus\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, &(0x7f0000000280), 0x0, &(0x7f00000002c0)) mremap(&(0x7f0000ffb000/0x2000)=nil, 0x2000, 0x4000, 0x3, &(0x7f0000003000/0x4000)=nil) 2018/04/20 23:31:22 executing program 1: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r0, &(0x7f0000deb000)={0x2, 0x4e23, @broadcast=0xffffffff}, 0x10) sendto$inet(r0, &(0x7f0000617fc9), 0x0, 0x20000000, &(0x7f0000deaff0)={0x2, 0x4e23, @loopback=0x7f000001}, 0x10) 2018/04/20 23:31:22 executing program 6: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000002c0)='./cgroup.net\x00', 0x200002, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000080)='./file1\x00', 0x0) dup3(r1, r0, 0x0) pwritev(r1, &(0x7f00000012c0)=[{&(0x7f00000003c0)='l', 0x1}], 0x1, 0x200000) write$binfmt_misc(r0, &(0x7f00000053c0)={'syz0'}, 0x4) ioctl$fiemap(r0, 0xc020660b, &(0x7f00000000c0)={0x0, 0xffffffffffffff84, 0x0, 0x0, 0x2, [{}, {}]}) 2018/04/20 23:31:22 executing program 3: r0 = syz_open_dev$evdev(&(0x7f0000fb7fee)='/dev/input/event#\x00', 0x20000, 0x0) mmap(&(0x7f0000000000/0xf82000)=nil, 0xf82000, 0x4, 0x32, 0xffffffffffffffff, 0x0) ioctl$EVIOCSKEYCODE(r0, 0x40084504, &(0x7f0000000000)) 2018/04/20 23:31:22 executing program 7: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x1, 0x0) ioctl$TCSETS(r0, 0x40045431, &(0x7f00003b3fdc)) write(r0, &(0x7f0000000200)="4f7ad0c9edffe94808174800000000000fff3e0007000200190000008de58f4c30df448ebb7847fd0bbc54c90c0ea17bdc63dde5f9eedfc811b38375640205e5ffffc8f70513c38c", 0x48) openat$ptmx(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/ptmx\x00', 0x41000000200000, 0x0) r1 = syz_open_pts(r0, 0x41) openat$rtc(0xffffffffffffff9c, &(0x7f0000000140)='/dev/rtc\x00', 0x0, 0x0) accept4$inet(0xffffffffffffff9c, &(0x7f00000000c0)={0x0, 0x0, @loopback}, &(0x7f0000000100)=0x10, 0x800) socket$inet6(0xa, 0x0, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f000000d000)) ioctl$int_in(0xffffffffffffffff, 0x0, &(0x7f0000000180)) recvfrom$unix(0xffffffffffffffff, &(0x7f0000bf5000), 0x0, 0x0, &(0x7f00007ed000)=@file={0x0, './file0\x00'}, 0xa) quotactl(0x0, &(0x7f0000000040)='./file0\x00', 0x0, &(0x7f0000000100)) writev(r1, &(0x7f000036ef90)=[{&(0x7f0000dcb000)="10", 0x1}], 0x1) ioctl$TCSETS(r1, 0x5402, &(0x7f0000a30fdc)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1000000000000000}) 2018/04/20 23:31:22 executing program 3: set_mempolicy(0x3, &(0x7f0000000000)=0xedd, 0x1000) mbind(&(0x7f0000007000/0x4000)=nil, 0x4000, 0x0, &(0x7f00000003c0), 0x4, 0x0) 2018/04/20 23:31:22 executing program 1: r0 = socket$inet(0x2, 0x2, 0x0) setsockopt$inet_mtu(r0, 0x0, 0xa, &(0x7f0000ff0ffc)=0x1008000000000004, 0x4) r1 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000ff5ffc)={0x0, 0x3}, 0x4) read(r1, &(0x7f0000000000)=""/79, 0x4f) sendto$inet(r0, &(0x7f0000865000), 0xffe4, 0x0, &(0x7f0000fd9ff0)={0x2, 0x4e20, @rand_addr}, 0x10) poll(&(0x7f0000000080)=[{r1}], 0x1, 0x0) 2018/04/20 23:31:22 executing program 2: socketpair$unix(0x1, 0x3, 0x0, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) io_setup(0x3b, &(0x7f0000000180)=0x0) perf_event_open(&(0x7f0000aaa000)={0x2, 0x70, 0x49, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) io_getevents(r1, 0x2, 0x2, &(0x7f0000af2fc0)=[{}, {}], &(0x7f0000fa5ff0)={0x0, 0xfffffffffffff000}) io_submit(r1, 0x1, &(0x7f0000c32000)=[&(0x7f000036dfc0)={0x0, 0x0, 0x0, 0x0, 0x0, r0, &(0x7f0000d70f92)}]) io_destroy(r1) 2018/04/20 23:31:22 executing program 5: socketpair$unix(0x1, 0x3, 0x0, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) io_setup(0x401, &(0x7f0000fa5000)=0x0) io_getevents(r1, 0x2, 0x2, &(0x7f0000af2fc0)=[{}, {}], &(0x7f0000fa5ff0)={0x0, 0xfffffffffffff000}) clone(0x0, &(0x7f0000000ec0), &(0x7f0000000100), &(0x7f0000000140), &(0x7f0000000180)) io_submit(r1, 0x1, &(0x7f0000c32000)=[&(0x7f000036dfc0)={0x0, 0x0, 0x0, 0x0, 0x0, r0, &(0x7f0000d70f92)}]) io_destroy(r1) add_key$user(&(0x7f0000000000)='user\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a, 0x1}, &(0x7f0000000180), 0x0, 0xffffffffffffffff) add_key(&(0x7f0000000080)='.request_key_auth\x00', &(0x7f0000000280)={0x73, 0x79, 0x7a}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffb) mlockall(0x1) 2018/04/20 23:31:22 executing program 6: syz_emit_ethernet(0x230, &(0x7f0000007000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @random="cf2bb43c40b8", [], {@ipv4={0x800, {{0x5, 0x4, 0x0, 0x0, 0x28, 0x0, 0x0, 0x0, 0x2f, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}, @multicast1=0xe0000001}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0xe0}}}}}}, 0x0) 2018/04/20 23:31:23 executing program 0: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup\x00', 0x200002, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000040)='./file0\x00', 0x0) r2 = creat(&(0x7f0000000080)='./file0\x00', 0x0) fallocate(r2, 0x1, 0x8000, 0x1000ffff) fallocate(r2, 0x0, 0x0, 0x9) write$cgroup_pid(r2, &(0x7f0000000100)=ANY=[], 0x1023c) ioctl$fiemap(r1, 0xc020660b, &(0x7f0000000300)={0x0, 0xfe, 0x1}) [ 68.798699] IPv4: Oversized IP packet from 127.0.0.1 [ 68.842360] IPv4: Oversized IP packet from 127.0.0.1 2018/04/20 23:31:23 executing program 3: 2018/04/20 23:31:23 executing program 4: uname(&(0x7f0000000040)=""/44) 2018/04/20 23:31:23 executing program 6: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000180)={&(0x7f0000001580)={0x10}, 0xc, &(0x7f00000015c0)={&(0x7f00000008c0)=ANY=[@ANYBLOB="1400000022000501000000000000000001000000e95d62c0e2830d27500701e8ae1a1984d8082bf0ddf73aa16469a6e8f7823c0cdb4532b80934500417b65794c63aa56878c7ad20d21a9dd06b437960a4804fcfe680675cc334eb65c10a823669d805a235a2b58ac47d3389713c3a42da70d26ff94ad4735f4add57f72438c05b6296c46db7e11ca9257f27b6454c0fc3e3566d2c4c088deea813fbe8fdcae4a0f57a17ae2fd78ea576d8099c56e348fa9cc716"], 0x1}, 0x1}, 0x0) 2018/04/20 23:31:23 executing program 0: r0 = socket(0x1001000000010, 0x802, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={&(0x7f0000f81000)={0x10}, 0xc, &(0x7f0000000000)={&(0x7f00000001c0)=ANY=[@ANYBLOB="380000001000ffff000000000000000001000000", @ANYBLOB="0000000000000000180012001400010069703667726500000000000000060000"], 0x2}, 0x1}, 0x0) 2018/04/20 23:31:23 executing program 7: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x1, 0x0) ioctl$TCSETS(r0, 0x40045431, &(0x7f00003b3fdc)) write(r0, &(0x7f0000000200)="4f7ad0c9edffe94808174800000000000fff3e0007000200190000008de58f4c30df448ebb7847fd0bbc54c90c0ea17bdc63dde5f9eedfc811b38375640205e5ffffc8f70513c38c", 0x48) openat$ptmx(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/ptmx\x00', 0x41000000200000, 0x0) r1 = syz_open_pts(r0, 0x41) openat$rtc(0xffffffffffffff9c, &(0x7f0000000140)='/dev/rtc\x00', 0x0, 0x0) accept4$inet(0xffffffffffffff9c, &(0x7f00000000c0)={0x0, 0x0, @loopback}, &(0x7f0000000100)=0x10, 0x800) socket$inet6(0xa, 0x0, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f000000d000)) ioctl$int_in(0xffffffffffffffff, 0x0, &(0x7f0000000180)) recvfrom$unix(0xffffffffffffffff, &(0x7f0000bf5000), 0x0, 0x0, &(0x7f00007ed000)=@file={0x0, './file0\x00'}, 0xa) quotactl(0x0, &(0x7f0000000040)='./file0\x00', 0x0, &(0x7f0000000100)) writev(r1, &(0x7f000036ef90)=[{&(0x7f0000dcb000)="10", 0x1}], 0x1) ioctl$TCSETS(r1, 0x5402, &(0x7f0000a30fdc)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1000000000000000}) 2018/04/20 23:31:23 executing program 2: r0 = socket$inet_sctp(0x2, 0x5, 0x84) mmap(&(0x7f0000000000/0xd25000)=nil, 0xd25000, 0x1000001, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_group_source_req(r0, 0x0, 0x29, &(0x7f0000000240)={0x0, {{0x2, 0x0, @broadcast=0xffffffff}}, {{0x2, 0x1, @rand_addr}}}, 0x104) 2018/04/20 23:31:23 executing program 5: 2018/04/20 23:31:23 executing program 1: r0 = socket$inet(0x2, 0x2, 0x0) setsockopt$inet_mtu(r0, 0x0, 0xa, &(0x7f0000ff0ffc)=0x1008000000000004, 0x4) r1 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000ff5ffc)={0x0, 0x3}, 0x4) read(r1, &(0x7f0000000000)=""/79, 0x4f) sendto$inet(r0, &(0x7f0000865000), 0xffe4, 0x0, &(0x7f0000fd9ff0)={0x2, 0x4e20, @rand_addr}, 0x10) poll(&(0x7f0000000080)=[{r1}], 0x1, 0x0) 2018/04/20 23:31:24 executing program 5: 2018/04/20 23:31:24 executing program 4: perf_event_open(&(0x7f000001d000)={0x200000002, 0x70, 0x6, 0x108000001, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) sendto$inet(r0, &(0x7f0000fd0000), 0xffffffffffffffe0, 0x200007ff, &(0x7f0000000100)={0x2, 0x4e23, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) 2018/04/20 23:31:24 executing program 3: r0 = syz_open_procfs(0x0, &(0x7f0000000100)='net/igmp\x00') pread64(r0, &(0x7f00008c1f77), 0x348, 0x0) 2018/04/20 23:31:24 executing program 6: r0 = socket$inet_sctp(0x2, 0x5, 0x84) mmap(&(0x7f0000000000/0xd25000)=nil, 0xd25000, 0x1000001, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_group_source_req(r0, 0x0, 0x2c, &(0x7f0000000100)={0x0, {{0x2, 0x0, @broadcast=0xffffffff}}, {{0x2, 0x0, @rand_addr}}}, 0x108) 2018/04/20 23:31:24 executing program 2: r0 = socket$packet(0x11, 0x800000000002, 0x300) setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f000095bffc), 0x4) r1 = socket$inet(0x2, 0x3, 0x2f) sendto$inet(r1, &(0x7f000014cf2c), 0x0, 0x8000, &(0x7f00005b5ff0)={0x2}, 0x10) sendto$inet(r1, &(0x7f0000000080)="20109762113e5ea5", 0x8, 0x0, &(0x7f0000000000)={0x2}, 0x10) 2018/04/20 23:31:24 executing program 0: r0 = epoll_create1(0x0) r1 = epoll_create1(0x0) close(r0) openat$rtc(0xffffffffffffff9c, &(0x7f0000000000)='/dev/rtc\x00', 0x0, 0x0) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000c85000)) epoll_ctl$EPOLL_CTL_MOD(r1, 0x3, r0, &(0x7f0000f2cff4)) 2018/04/20 23:31:24 executing program 5: [ 69.255150] ================================================================== [ 69.262565] BUG: KMSAN: uninit-value in __skb_flow_dissect+0x401f/0x6580 [ 69.269409] CPU: 0 PID: 5885 Comm: syz-executor2 Not tainted 4.16.0+ #84 [ 69.276243] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.285589] Call Trace: [ 69.288182] dump_stack+0x185/0x1d0 [ 69.291822] ? __skb_flow_dissect+0x401f/0x6580 [ 69.296495] kmsan_report+0x142/0x240 [ 69.300297] __msan_warning_32+0x6c/0xb0 [ 69.304359] __skb_flow_dissect+0x401f/0x6580 [ 69.308850] ? __msan_chain_origin+0x69/0xc0 [ 69.313264] ? SyS_sendto+0x8a/0xb0 [ 69.316895] ? entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 69.322262] ? __dev_queue_xmit+0x22d9/0x2b60 [ 69.326761] ? __msan_metadata_ptr_for_store_1+0x13/0x20 [ 69.332223] __skb_get_hash_symmetric+0x10b/0x230 [ 69.337071] packet_rcv_fanout+0x38f/0x8d0 [ 69.341309] ? packet_direct_xmit+0xbf0/0xbf0 [ 69.345804] dev_queue_xmit_nit+0x8fb/0x11e0 [ 69.350223] dev_hard_start_xmit+0x27c/0xc70 [ 69.354640] __dev_queue_xmit+0x22d9/0x2b60 [ 69.358973] dev_queue_xmit+0x4b/0x60 [ 69.362786] neigh_resolve_output+0xac6/0xb60 [ 69.367288] ? neigh_event_ns+0x360/0x360 [ 69.371437] ip_finish_output2+0x1238/0x1380 [ 69.375860] ip_finish_output+0xcb0/0xff0 [ 69.380013] ip_output+0x502/0x5c0 [ 69.383556] ? ip_mc_finish_output+0x3b0/0x3b0 [ 69.388143] ? ip_finish_output+0xff0/0xff0 [ 69.392476] ip_send_skb+0x5f3/0x820 [ 69.396214] ? __ip_local_out+0x5b0/0x5b0 [ 69.400368] ip_push_pending_frames+0x105/0x170 [ 69.405040] raw_sendmsg+0x2960/0x3ed0 [ 69.408947] ? compat_raw_ioctl+0x100/0x100 [ 69.413264] inet_sendmsg+0x48d/0x740 [ 69.417067] ? security_socket_sendmsg+0x9e/0x210 [ 69.421902] ? inet_getname+0x500/0x500 [ 69.425857] SYSC_sendto+0x6c3/0x7e0 [ 69.429562] ? __msan_metadata_ptr_for_store_4+0x13/0x20 [ 69.435002] ? prepare_exit_to_usermode+0x149/0x3a0 [ 69.440023] SyS_sendto+0x8a/0xb0 [ 69.443467] do_syscall_64+0x309/0x430 [ 69.447348] ? SYSC_getpeername+0x560/0x560 [ 69.451666] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 69.456833] RIP: 0033:0x455379 [ 69.460004] RSP: 002b:00007f90dff7dc68 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 69.467717] RAX: ffffffffffffffda RBX: 00007f90dff7e6d4 RCX: 0000000000455379 [ 69.474976] RDX: 0000000000000008 RSI: 0000000020000080 RDI: 0000000000000014 [ 69.482235] RBP: 000000000072bea0 R08: 0000000020000000 R09: 0000000000000010 [ 69.489496] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 69.496758] R13: 0000000000000500 R14: 00000000006fa8a0 R15: 0000000000000000 [ 69.504022] [ 69.505636] Uninit was stored to memory at: [ 69.509948] kmsan_internal_chain_origin+0x12b/0x210 [ 69.515039] kmsan_memcpy_origins+0x11d/0x170 [ 69.519525] __msan_memcpy+0x19f/0x1f0 [ 69.523392] skb_copy_bits+0x63a/0xdb0 [ 69.527267] __skb_flow_dissect+0x3931/0x6580 [ 69.531752] __skb_get_hash_symmetric+0x10b/0x230 [ 69.536583] packet_rcv_fanout+0x38f/0x8d0 [ 69.540795] dev_queue_xmit_nit+0x8fb/0x11e0 [ 69.545181] dev_hard_start_xmit+0x27c/0xc70 [ 69.549565] __dev_queue_xmit+0x22d9/0x2b60 [ 69.553872] dev_queue_xmit+0x4b/0x60 [ 69.557654] neigh_resolve_output+0xac6/0xb60 [ 69.562128] ip_finish_output2+0x1238/0x1380 [ 69.566521] ip_finish_output+0xcb0/0xff0 [ 69.570656] ip_output+0x502/0x5c0 [ 69.574179] ip_send_skb+0x5f3/0x820 [ 69.577869] ip_push_pending_frames+0x105/0x170 [ 69.582606] raw_sendmsg+0x2960/0x3ed0 [ 69.586479] inet_sendmsg+0x48d/0x740 [ 69.590258] SYSC_sendto+0x6c3/0x7e0 [ 69.593949] SyS_sendto+0x8a/0xb0 [ 69.597378] do_syscall_64+0x309/0x430 [ 69.601242] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 69.606406] Uninit was created at: [ 69.609929] kmsan_alloc_meta_for_pages+0x161/0x3a0 [ 69.614933] kmsan_alloc_page+0x82/0xe0 [ 69.618895] __alloc_pages_nodemask+0xf5b/0x5dc0 [ 69.623636] alloc_pages_current+0x6b5/0x970 [ 69.628032] skb_page_frag_refill+0x3ba/0x5e0 [ 69.632512] sk_page_frag_refill+0xa4/0x340 [ 69.636821] __ip_append_data+0x107e/0x3d10 [ 69.641127] ip_append_data+0x2fb/0x440 [ 69.645093] raw_sendmsg+0x287b/0x3ed0 [ 69.648965] inet_sendmsg+0x48d/0x740 [ 69.652755] SYSC_sendto+0x6c3/0x7e0 [ 69.656450] SyS_sendto+0x8a/0xb0 [ 69.659879] do_syscall_64+0x309/0x430 [ 69.663744] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 69.668907] ================================================================== [ 69.676237] Disabling lock debugging due to kernel taint [ 69.681662] Kernel panic - not syncing: panic_on_warn set ... [ 69.681662] [ 69.689002] CPU: 0 PID: 5885 Comm: syz-executor2 Tainted: G B 4.16.0+ #84 [ 69.697126] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.706473] Call Trace: [ 69.709055] dump_stack+0x185/0x1d0 [ 69.712671] panic+0x39d/0x940 [ 69.715862] ? __skb_flow_dissect+0x401f/0x6580 [ 69.720510] kmsan_report+0x238/0x240 [ 69.724292] __msan_warning_32+0x6c/0xb0 [ 69.728333] __skb_flow_dissect+0x401f/0x6580 [ 69.732808] ? __msan_chain_origin+0x69/0xc0 [ 69.737196] ? SyS_sendto+0x8a/0xb0 [ 69.740803] ? entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 69.746148] ? __dev_queue_xmit+0x22d9/0x2b60 [ 69.750627] ? __msan_metadata_ptr_for_store_1+0x13/0x20 [ 69.756066] __skb_get_hash_symmetric+0x10b/0x230 [ 69.760890] packet_rcv_fanout+0x38f/0x8d0 [ 69.765114] ? packet_direct_xmit+0xbf0/0xbf0 [ 69.769601] dev_queue_xmit_nit+0x8fb/0x11e0 [ 69.771606] IPv4: Oversized IP packet from 127.0.0.1 [ 69.774959] dev_hard_start_xmit+0x27c/0xc70 [ 69.774983] __dev_queue_xmit+0x22d9/0x2b60 [ 69.775014] dev_queue_xmit+0x4b/0x60 [ 69.792599] neigh_resolve_output+0xac6/0xb60 [ 69.797107] ? neigh_event_ns+0x360/0x360 [ 69.801262] ip_finish_output2+0x1238/0x1380 [ 69.805674] ip_finish_output+0xcb0/0xff0 [ 69.809821] ip_output+0x502/0x5c0 [ 69.813360] ? ip_mc_finish_output+0x3b0/0x3b0 [ 69.817946] ? ip_finish_output+0xff0/0xff0 [ 69.822261] ip_send_skb+0x5f3/0x820 [ 69.825976] ? __ip_local_out+0x5b0/0x5b0 [ 69.830114] ip_push_pending_frames+0x105/0x170 [ 69.834766] raw_sendmsg+0x2960/0x3ed0 [ 69.838643] ? compat_raw_ioctl+0x100/0x100 [ 69.842949] inet_sendmsg+0x48d/0x740 [ 69.846732] ? security_socket_sendmsg+0x9e/0x210 [ 69.851551] ? inet_getname+0x500/0x500 [ 69.855514] SYSC_sendto+0x6c3/0x7e0 [ 69.859217] ? __msan_metadata_ptr_for_store_4+0x13/0x20 [ 69.864646] ? prepare_exit_to_usermode+0x149/0x3a0 [ 69.869648] SyS_sendto+0x8a/0xb0 [ 69.873078] do_syscall_64+0x309/0x430 [ 69.876945] ? SYSC_getpeername+0x560/0x560 [ 69.881246] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 69.886418] RIP: 0033:0x455379 [ 69.889585] RSP: 002b:00007f90dff7dc68 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 69.897268] RAX: ffffffffffffffda RBX: 00007f90dff7e6d4 RCX: 0000000000455379 [ 69.904513] RDX: 0000000000000008 RSI: 0000000020000080 RDI: 0000000000000014 [ 69.911760] RBP: 000000000072bea0 R08: 0000000020000000 R09: 0000000000000010 [ 69.919013] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 69.926270] R13: 0000000000000500 R14: 00000000006fa8a0 R15: 0000000000000000 [ 69.933995] Dumping ftrace buffer: [ 69.937516] (ftrace buffer empty) [ 69.941201] Kernel Offset: disabled [ 69.944804] Rebooting in 86400 seconds..