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 '10.128.0.45' (ECDSA) to the list of known hosts. 2018/04/20 14:14:38 fuzzer started 2018/04/20 14:14:38 dialing manager at 10.128.0.26:40315 2018/04/20 14:14:45 kcov=true, comps=false 2018/04/20 14:14:47 executing program 0: r0 = syz_open_dev$tun(&(0x7f00000000c0)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000000)={"64596df17c0e4200", 0x4000000000000401}) ioctl$SIOCSIFHWADDR(r0, 0x8924, &(0x7f0000000040)={'bridge0\x00', @random="97e10827c20d"}) 2018/04/20 14:14:47 executing program 2: mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mlock2(&(0x7f00004a3000/0x4000)=nil, 0x4000, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x1, &(0x7f0000000380), 0x2, 0x0) mbind(&(0x7f0000126000/0x3000)=nil, 0x3321a8df32ee8487, 0x0, &(0x7f000016e000), 0x5, 0x0) 2018/04/20 14:14:47 executing program 7: syz_genetlink_get_family_id$team(&(0x7f00000000c0)='team\x00') perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_genetlink_get_family_id$team(&(0x7f0000000080)='team\x00') r0 = socket(0xa, 0x80806, 0x0) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000000)=ANY=[@ANYBLOB="000000000000000000800000000000000700000001"]) ioctl(r0, 0x8916, &(0x7f0000000000)) 2018/04/20 14:14:47 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000280)={'syz_tun\x00'}) sendmsg$nl_route(r0, &(0x7f0000000240)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)=ANY=[@ANYBLOB="280000001c00070f000000000000000007000000", @ANYBLOB="000002000a0002000500000000000000"], 0x2}, 0x1}, 0x0) 2018/04/20 14:14:47 executing program 3: r0 = syz_open_dev$loop(&(0x7f0000000000)='/dev/loop#\x00', 0x0, 0x101906) ioctl$LOOP_SET_STATUS64(r0, 0x1277, &(0x7f00000001c0)={0xfdfdffff00000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, "6df1733d7a8a242fd899e0633f5fcea8fb5a550ed80ebba4d909c7a124d8ac39add13dc93a80f22ff9fd35a844f3e8b5ade4e5935137af6fe251190634435dca", "6aaba7a936004b67bd21673a08478220febadc5ca0c0caf1f4833b9ff18a89a285f049691fdaee090426b5018b54096bdaacf1e7a2fb27febc2e8d7b46599493", "ecd2881042e088581e6e599a5591e6c882e32e7ea6697b93d32112b2bc83d72a"}) 2018/04/20 14:14:47 executing program 4: sched_setaffinity(0x0, 0x6, &(0x7f0000000200)=0x9) msgsnd(0x0, &(0x7f0000c40ff8), 0x8, 0x0) clone(0x200, &(0x7f0000fbf000), &(0x7f0000744000), &(0x7f0000f8b000), &(0x7f00000d5000)) mknod(&(0x7f0000f80000)='./file0\x00', 0x1040, 0x0) execve(&(0x7f000007b000)='./file0\x00', &(0x7f0000a7bfc8), &(0x7f00006fcff0)) open$dir(&(0x7f00003e8ff8)='./file0\x00', 0x26102, 0x0) 2018/04/20 14:14:47 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000000c0)) socket$kcm(0x2, 0x2, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4, 0x37}, 0x2c) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0xffffffffffffffcc, &(0x7f0000001300)=""/251}, 0x14) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r0, 0x50, &(0x7f00000000c0)}, 0x10) socketpair$inet(0x15, 0x88, 0x0, &(0x7f0000000080)) 2018/04/20 14:14:48 executing program 6: setsockopt$inet_sctp_SCTP_NODELAY(0xffffffffffffffff, 0x84, 0x3, &(0x7f0000000000)=0x6, 0x4) r0 = socket(0x1e, 0x2000000000000005, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x89f0, &(0x7f0000000380)={'bridge0\x00', &(0x7f0000000000)=ANY=[]}) syzkaller login: [ 41.336475] ip (3746) used greatest stack depth: 54672 bytes left [ 41.988385] ip (3805) used greatest stack depth: 54072 bytes left [ 43.037933] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.044478] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.086889] device bridge_slave_0 entered promiscuous mode [ 43.156831] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.163397] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.197290] device bridge_slave_0 entered promiscuous mode [ 43.252155] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.258652] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.295114] device bridge_slave_1 entered promiscuous mode [ 43.316134] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.322601] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.351072] device bridge_slave_0 entered promiscuous mode [ 43.391079] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.397531] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.427392] device bridge_slave_0 entered promiscuous mode [ 43.451356] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.457870] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.470085] device bridge_slave_1 entered promiscuous mode [ 43.478787] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.485260] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.520011] device bridge_slave_0 entered promiscuous mode [ 43.544420] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.550897] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.581254] device bridge_slave_1 entered promiscuous mode [ 43.590230] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.604340] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.610796] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.638190] device bridge_slave_1 entered promiscuous mode [ 43.645398] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.651849] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.664843] device bridge_slave_0 entered promiscuous mode [ 43.675097] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.682473] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.688960] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.717564] device bridge_slave_0 entered promiscuous mode [ 43.748781] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.755258] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.780109] device bridge_slave_1 entered promiscuous mode [ 43.793568] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.800101] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.818161] device bridge_slave_0 entered promiscuous mode [ 43.832093] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.839483] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 43.850007] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.857430] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.863948] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.880924] device bridge_slave_1 entered promiscuous mode [ 43.893608] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 43.902777] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.909422] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.954093] device bridge_slave_1 entered promiscuous mode [ 44.013902] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.033654] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.082441] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.093218] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.099686] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.138719] device bridge_slave_1 entered promiscuous mode [ 44.171013] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.184553] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.197383] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.327226] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.395362] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.436569] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.557521] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.763098] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 44.959503] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.008577] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 45.028572] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.073326] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.157813] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 45.249083] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 45.264785] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.309266] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 45.369182] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.454015] ip (4078) used greatest stack depth: 53640 bytes left [ 45.465378] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.509372] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 45.571843] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 45.581637] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.692412] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 45.758981] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 46.045702] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 46.226287] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 46.245705] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 46.311986] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 46.376282] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 46.420434] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 46.454543] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 46.490965] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 46.500706] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.515166] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 46.558388] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 46.579913] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 46.601780] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 46.654667] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 46.674608] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 46.681827] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.696112] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 46.737901] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 46.747426] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.764104] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 46.789891] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 46.808303] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 46.815846] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 46.837373] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 46.869919] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 46.883681] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 46.892196] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 46.899465] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.916008] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 46.955630] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 46.971173] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 46.981591] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 46.997446] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.007099] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.034598] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.070849] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.104086] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.138718] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.155405] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.168570] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.182156] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.193109] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.210262] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.218938] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.227263] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.247227] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 47.254589] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 47.261965] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.280529] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.309741] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 47.320631] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 47.332567] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.361527] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.397583] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.435818] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.464323] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 47.477798] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.485096] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.499167] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.507906] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.524371] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.668395] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 47.675621] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.689782] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.300536] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.307106] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.313997] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.320500] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.355558] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 49.364540] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 49.409905] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.416390] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.423300] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.429742] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.508174] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 49.594937] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.601445] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.608341] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.614795] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.708361] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 49.725093] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.731574] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.738457] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.744897] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.752699] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 49.762171] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.768595] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.775409] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.781839] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.790068] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 49.798737] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.805212] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.812108] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.818563] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.854571] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 49.869309] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.875791] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.882642] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.889141] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.952180] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 50.168759] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.175265] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.182143] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.188600] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.203373] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 50.400484] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 50.411869] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 50.422273] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 50.430624] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 50.438509] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 50.446326] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 50.453782] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.010273] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 59.020955] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 59.076518] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 59.167947] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 59.186359] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 59.274144] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 59.461223] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 59.771192] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 59.783521] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.796670] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.831146] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 59.837443] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.849640] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.899457] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 59.908096] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.921054] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.963125] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 59.970399] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 59.978922] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.014675] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.039414] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 60.048460] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.056227] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.096510] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 60.104991] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.121429] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.352504] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 60.358783] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.377713] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.789126] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 60.795400] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.808544] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready 2018/04/20 14:15:14 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000000c0)) socket$kcm(0x2, 0x2, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4, 0x37}, 0x2c) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0xffffffffffffffcc, &(0x7f0000001300)=""/251}, 0x14) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r0, 0x50, &(0x7f00000000c0)}, 0x10) socketpair$inet(0x15, 0x11, 0x0, &(0x7f0000000080)) 2018/04/20 14:15:15 executing program 0: r0 = socket$inet6(0xa, 0x802, 0x0) getsockopt$inet6_udp_int(r0, 0x11, 0x64, &(0x7f0000000640), &(0x7f0000000680)=0x4) 2018/04/20 14:15:15 executing program 2: io_setup(0xb285, &(0x7f0000000280)=0x0) io_submit(r0, 0x0, &(0x7f0000000500)) 2018/04/20 14:15:15 executing program 7: syz_genetlink_get_family_id$team(&(0x7f00000000c0)='team\x00') perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_genetlink_get_family_id$team(&(0x7f0000000080)='team\x00') r0 = socket(0xa, 0x80806, 0x0) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000000)=ANY=[@ANYBLOB="000000000000000000800000000000000700000001"]) ioctl(r0, 0x8916, &(0x7f0000000000)) 2018/04/20 14:15:15 executing program 6: mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x4, 0x31, 0xffffffffffffffff, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$IPT_SO_SET_ADD_COUNTERS(r0, 0x0, 0x41, &(0x7f0000000080)={'nat\x00', 0x2, [{}, {}]}, 0x48) 2018/04/20 14:15:15 executing program 1: socketpair$inet(0x1e, 0x804, 0x0, &(0x7f0000000180)={0x0}) sendmsg(r0, &(0x7f0000000080)={&(0x7f0000f18000)=@in={0x1e, 0x0, @multicast1=0xe0000001}, 0x80, &(0x7f0000000100), 0x0, &(0x7f0000000140)}, 0x0) socketpair$packet(0x11, 0x3, 0x300, &(0x7f00000001c0)) socketpair$inet6_sctp(0xa, 0x5, 0x84, &(0x7f0000000040)) 2018/04/20 14:15:15 executing program 4: sched_setaffinity(0x0, 0x6, &(0x7f0000000200)=0x9) msgsnd(0x0, &(0x7f0000c40ff8), 0x8, 0x0) clone(0x200, &(0x7f0000fbf000), &(0x7f0000744000), &(0x7f0000f8b000), &(0x7f00000d5000)) mknod(&(0x7f0000f80000)='./file0\x00', 0x1040, 0x0) execve(&(0x7f000007b000)='./file0\x00', &(0x7f0000a7bfc8), &(0x7f00006fcff0)) open$dir(&(0x7f00003e8ff8)='./file0\x00', 0x26102, 0x0) 2018/04/20 14:15:15 executing program 3: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x4e23, @broadcast=0xffffffff}, 0x10) sendto$inet(r0, &(0x7f0000000400), 0x0, 0x20000802, &(0x7f0000000000)={0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000100)='syz_tun\x00', 0x10) sendto$inet(r0, &(0x7f0000000040)='V', 0x1, 0x0, &(0x7f0000000140)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/20 14:15:15 executing program 5: mq_timedsend(0xffffffffffffffff, &(0x7f0000000740), 0x0, 0x10001, 0x0) [ 66.657443] ================================================================== [ 66.664871] BUG: KMSAN: uninit-value in tipc_node_get_mtu+0x200/0x7a0 [ 66.671457] CPU: 1 PID: 5778 Comm: syz-executor1 Not tainted 4.16.0+ #84 [ 66.678292] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.687646] Call Trace: [ 66.690250] dump_stack+0x185/0x1d0 [ 66.693882] ? tipc_node_get_mtu+0x200/0x7a0 [ 66.698296] kmsan_report+0x142/0x240 [ 66.702103] __msan_warning_32+0x6c/0xb0 2018/04/20 14:15:15 executing program 0: perf_event_open(&(0x7f000001d000)={0x200000002, 0x70, 0x6, 0x108000001, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x95c000)=nil, 0x95c000, 0x4, 0x44031, 0xffffffffffffffff, 0x0) syz_open_procfs(0x0, &(0x7f0000000240)="6e65e026cdc17000") [ 66.706171] tipc_node_get_mtu+0x200/0x7a0 [ 66.710411] __tipc_sendmsg+0x1b32/0x41c0 [ 66.714562] ? kmsan_set_origin_inline+0x6b/0x120 [ 66.719410] ? __msan_poison_alloca+0x15c/0x1d0 [ 66.724105] ? local_bh_enable+0x36/0x40 [ 66.728176] tipc_sendmsg+0xeb/0x140 [ 66.731899] ? tipc_recvmsg+0x1c30/0x1c30 [ 66.736047] ___sys_sendmsg+0xec0/0x1310 [ 66.740110] ? switch_fpu_finish+0x6e/0x4d0 [ 66.744434] ? __fdget+0x4e/0x60 [ 66.747816] SYSC_sendmsg+0x2a3/0x3d0 [ 66.751630] SyS_sendmsg+0x54/0x80 2018/04/20 14:15:15 executing program 6: mount(&(0x7f0000000080)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000480)="6e66733400f90c2ca75915d3b8af2ea2d750facf5c7e450dc4c7d15b00faf0e40fe788106a91519d4a367721132ccae04c95549341b8c5ef6ab6dadbbb946f5501c5d8f14025d778961bfc25cc2bc45cc59f67c8eb52efc208ccb71a33355106e7696a16c297e67aa6d513c74c42f0d4b03a0215213a6dc8fe23176a2d9f189e1f65e966bd3aebc779bcb29a907249e4f487580b37", 0x0, &(0x7f0000000200)) [ 66.755175] do_syscall_64+0x309/0x430 [ 66.759067] ? ___sys_sendmsg+0x1310/0x1310 [ 66.763398] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 66.768585] RIP: 0033:0x455379 [ 66.771767] RSP: 002b:00007fa3c2287c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 66.779468] RAX: ffffffffffffffda RBX: 00007fa3c22886d4 RCX: 0000000000455379 [ 66.786736] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000013 [ 66.794006] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 66.801279] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 66.808551] R13: 00000000000004d5 R14: 00000000006fa498 R15: 0000000000000000 [ 66.815821] [ 66.817444] Local variable description: ----dnode@__tipc_sendmsg [ 66.823579] Variable was created at: [ 66.827306] __tipc_sendmsg+0x20c/0x41c0 [ 66.831371] tipc_sendmsg+0xeb/0x140 [ 66.835072] ================================================================== [ 66.842420] Disabling lock debugging due to kernel taint [ 66.847882] Kernel panic - not syncing: panic_on_warn set ... [ 66.847882] [ 66.855261] CPU: 1 PID: 5778 Comm: syz-executor1 Tainted: G B 4.16.0+ #84 [ 66.863402] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.872750] Call Trace: [ 66.875346] dump_stack+0x185/0x1d0 [ 66.878983] panic+0x39d/0x940 [ 66.882196] ? tipc_node_get_mtu+0x200/0x7a0 [ 66.886601] kmsan_report+0x238/0x240 [ 66.890402] __msan_warning_32+0x6c/0xb0 [ 66.894464] tipc_node_get_mtu+0x200/0x7a0 [ 66.898703] __tipc_sendmsg+0x1b32/0x41c0 [ 66.902868] ? kmsan_set_origin_inline+0x6b/0x120 [ 66.907719] ? __msan_poison_alloca+0x15c/0x1d0 [ 66.912394] ? local_bh_enable+0x36/0x40 [ 66.916467] tipc_sendmsg+0xeb/0x140 [ 66.920185] ? tipc_recvmsg+0x1c30/0x1c30 [ 66.924338] ___sys_sendmsg+0xec0/0x1310 [ 66.928402] ? switch_fpu_finish+0x6e/0x4d0 [ 66.932734] ? __fdget+0x4e/0x60 [ 66.936118] SYSC_sendmsg+0x2a3/0x3d0 [ 66.939931] SyS_sendmsg+0x54/0x80 [ 66.943475] do_syscall_64+0x309/0x430 [ 66.947372] ? ___sys_sendmsg+0x1310/0x1310 [ 66.951699] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 66.956884] RIP: 0033:0x455379 [ 66.960067] RSP: 002b:00007fa3c2287c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 66.967771] RAX: ffffffffffffffda RBX: 00007fa3c22886d4 RCX: 0000000000455379 [ 66.975038] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000013 [ 66.982303] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 66.989570] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 66.996841] R13: 00000000000004d5 R14: 00000000006fa498 R15: 0000000000000000 [ 67.004582] Dumping ftrace buffer: [ 67.008104] (ftrace buffer empty) [ 67.011788] Kernel Offset: disabled [ 67.015392] Rebooting in 86400 seconds..