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 '10.128.0.62' (ECDSA) to the list of known hosts. 2018/04/21 17:16:25 fuzzer started 2018/04/21 17:16:25 dialing manager at 10.128.0.26:42949 syzkaller login: [ 49.528152] can: request_module (can-proto-0) failed. [ 49.539709] can: request_module (can-proto-0) failed. 2018/04/21 17:16:32 kcov=true, comps=false 2018/04/21 17:16:35 executing program 0: perf_event_open(&(0x7f000001d000)={0x200000002, 0x70, 0x0, 0x108000001}, 0x0, 0x0, 0xffffffffffffffff, 0x0) futex(&(0x7f0000000040)=0x4, 0x0, 0x4, &(0x7f0000000000)={0x77359400}, &(0x7f0000000080), 0x0) r0 = gettid() timer_create(0x0, &(0x7f00005b6000)={0x0, 0x12}, &(0x7f0000044000)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) tkill(r0, 0x14) futex(&(0x7f000000cffc), 0x800000000005, 0x0, &(0x7f000000b000)={0x77359400}, &(0x7f0000000040), 0x0) 2018/04/21 17:16:35 executing program 2: r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f00000023c0)='/proc/sys/net/ipv4/vs/sync_threshold\x00', 0x2, 0x0) write$cgroup_pid(r0, &(0x7f0000000080)={[0x30, 0x0]}, 0x2) 2018/04/21 17:16:35 executing program 1: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f00000f8ff4)={@multicast2=0xe0000002, @loopback=0x7f000001, @broadcast=0xffffffff}, 0xc) r1 = syz_open_procfs(0x0, &(0x7f0000000100)='net/mcfilter\x00') preadv(r1, &(0x7f0000001480)=[{&(0x7f0000000000)=""/75, 0x4b}, {&(0x7f0000001400)=""/93, 0x5d}], 0x2, 0x0) 2018/04/21 17:16:35 executing program 7: r0 = socket$packet(0x11, 0x2, 0x300) getsockopt$packet_int(r0, 0x107, 0x14, &(0x7f0000000000), &(0x7f0000000080)=0x4) 2018/04/21 17:16:35 executing program 3: mkdir(&(0x7f0000000000)='./control\x00', 0x0) r0 = open(&(0x7f0000000340)='./control\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000000040)='./control\x00', 0x0) renameat2(r0, &(0x7f0000000080)='./control\x00', r0, &(0x7f000003a000)='./control\x00', 0x2) 2018/04/21 17:16:35 executing program 4: 2018/04/21 17:16:35 executing program 5: 2018/04/21 17:16:35 executing program 6: [ 54.148314] IPVS: ftp: loaded support on port[0] = 21 [ 54.231271] IPVS: ftp: loaded support on port[0] = 21 [ 54.276873] IPVS: ftp: loaded support on port[0] = 21 [ 54.342707] IPVS: ftp: loaded support on port[0] = 21 [ 54.475809] IPVS: ftp: loaded support on port[0] = 21 [ 54.572882] IPVS: ftp: loaded support on port[0] = 21 [ 54.685254] IPVS: ftp: loaded support on port[0] = 21 [ 54.862800] IPVS: ftp: loaded support on port[0] = 21 [ 56.556521] ip (4675) used greatest stack depth: 54408 bytes left [ 56.948299] ip (4707) used greatest stack depth: 54312 bytes left [ 57.160176] ip (4722) used greatest stack depth: 54200 bytes left [ 57.282131] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.288636] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.309217] device bridge_slave_0 entered promiscuous mode [ 57.397131] ip (4738) used greatest stack depth: 54184 bytes left [ 57.496290] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.502814] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.540140] device bridge_slave_1 entered promiscuous mode [ 57.585453] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.591975] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.601262] device bridge_slave_0 entered promiscuous mode [ 57.683019] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.689646] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.731583] device bridge_slave_0 entered promiscuous mode [ 57.765996] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.772564] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.801927] device bridge_slave_1 entered promiscuous mode [ 57.812946] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.819451] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.833018] device bridge_slave_0 entered promiscuous mode [ 57.844343] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 57.920668] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.927233] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.975545] device bridge_slave_1 entered promiscuous mode [ 58.024661] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 58.032702] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.039195] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.080877] device bridge_slave_1 entered promiscuous mode [ 58.108869] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 58.117897] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.124367] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.154333] device bridge_slave_0 entered promiscuous mode [ 58.171324] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.177870] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.196583] device bridge_slave_0 entered promiscuous mode [ 58.231458] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 58.260328] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 58.272314] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 58.342906] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.349462] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.396264] device bridge_slave_1 entered promiscuous mode [ 58.419421] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.425931] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.442412] device bridge_slave_0 entered promiscuous mode [ 58.453292] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.459788] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.468168] device bridge_slave_0 entered promiscuous mode [ 58.499846] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.506348] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.529430] device bridge_slave_1 entered promiscuous mode [ 58.545864] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 58.554751] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 58.576951] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 58.652992] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.659546] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.696393] device bridge_slave_1 entered promiscuous mode [ 58.729435] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.736126] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.754434] device bridge_slave_1 entered promiscuous mode [ 58.771953] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 58.781674] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 58.791223] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 58.925458] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 58.965547] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 58.981411] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 58.996703] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 59.020404] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 59.142231] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 59.210806] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 59.219518] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 59.228297] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.259939] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 59.272254] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 59.324496] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 59.435151] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 59.442186] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.461196] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 59.486884] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 59.494640] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.538179] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 59.576856] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 59.701441] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 59.708524] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.721986] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 59.729086] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.767020] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 59.776770] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 59.817117] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 59.882805] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 59.892913] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.928655] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 59.935770] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.017816] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 60.024857] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.037702] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 60.060347] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 60.076477] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 60.133664] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 60.161695] team0: Port device team_slave_0 added [ 60.178986] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 60.187929] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.257295] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 60.264328] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.275685] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 60.285093] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 60.293425] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.333428] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 60.340464] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.441144] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 60.467649] team0: Port device team_slave_1 added [ 60.478573] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 60.494012] team0: Port device team_slave_0 added [ 60.526829] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 60.533868] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.548317] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 60.581212] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 60.589769] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 60.597379] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.641334] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.682289] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.712500] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.777196] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 60.794924] team0: Port device team_slave_0 added [ 60.801592] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 60.816845] team0: Port device team_slave_1 added [ 60.843689] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 60.855698] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.867981] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.886624] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 60.912347] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.948726] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 60.973559] team0: Port device team_slave_0 added [ 60.992802] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 61.007696] team0: Port device team_slave_0 added [ 61.035233] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 61.044784] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.056089] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.097995] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 61.121368] team0: Port device team_slave_1 added [ 61.137720] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 61.192627] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.207774] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.231859] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 61.245139] team0: Port device team_slave_1 added [ 61.264385] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 61.276186] team0: Port device team_slave_1 added [ 61.300278] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 61.309067] team0: Port device team_slave_0 added [ 61.328937] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 61.335957] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.354518] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.385283] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 61.394887] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.420598] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.437812] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 61.445447] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 61.456949] team0: Port device team_slave_0 added [ 61.491745] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.505862] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.537101] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 61.544791] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.563458] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.596479] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 61.611356] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.623947] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.655753] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 61.664164] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.691495] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.715518] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 61.727679] team0: Port device team_slave_1 added [ 61.740157] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 61.748654] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.757912] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.776425] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 61.791996] team0: Port device team_slave_1 added [ 61.813618] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 61.825124] team0: Port device team_slave_0 added [ 61.837954] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 61.845128] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.857319] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.895672] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 61.903918] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.916153] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.954274] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 61.964163] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.980642] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.999361] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 62.006730] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 62.016531] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 62.031226] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 62.046838] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 62.057314] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 62.070525] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 62.101962] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 62.133797] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 62.170213] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 62.181983] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 62.190994] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 62.203969] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 62.217315] team0: Port device team_slave_1 added [ 62.241578] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 62.254161] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 62.267820] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 62.278309] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 62.285778] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 62.307526] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 62.344598] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 62.377286] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 62.403749] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 62.426860] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 62.434893] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 62.443501] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 62.462826] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 62.486741] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 62.504687] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 62.532494] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 62.541479] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 62.564287] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 62.576822] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 62.598748] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 62.633457] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 62.658519] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 62.683857] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 62.693279] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 62.716630] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 62.743416] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 62.758983] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 62.777607] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 62.798451] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 62.818776] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 62.846618] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 62.870747] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 62.914240] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 63.035528] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 63.043121] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 63.055380] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 63.095566] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 63.103446] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 63.125277] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 63.230237] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 63.237713] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 63.249670] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 64.313364] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.319880] bridge0: port 2(bridge_slave_1) entered forwarding state [ 64.326771] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.333242] bridge0: port 1(bridge_slave_0) entered forwarding state [ 64.366339] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 64.377377] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 64.794651] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.801183] bridge0: port 2(bridge_slave_1) entered forwarding state [ 64.808090] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.814551] bridge0: port 1(bridge_slave_0) entered forwarding state [ 64.829119] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 64.849925] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.856436] bridge0: port 2(bridge_slave_1) entered forwarding state [ 64.863338] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.869807] bridge0: port 1(bridge_slave_0) entered forwarding state [ 64.921720] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 64.934244] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.940728] bridge0: port 2(bridge_slave_1) entered forwarding state [ 64.947579] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.954117] bridge0: port 1(bridge_slave_0) entered forwarding state [ 64.991728] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 65.213532] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.220109] bridge0: port 2(bridge_slave_1) entered forwarding state [ 65.226945] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.233414] bridge0: port 1(bridge_slave_0) entered forwarding state [ 65.244530] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 65.437126] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.443635] bridge0: port 2(bridge_slave_1) entered forwarding state [ 65.450530] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.457261] bridge0: port 1(bridge_slave_0) entered forwarding state [ 65.475385] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 65.481911] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 65.489771] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 65.502717] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 65.530003] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 65.538514] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 65.765506] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.772090] bridge0: port 2(bridge_slave_1) entered forwarding state [ 65.778989] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.785487] bridge0: port 1(bridge_slave_0) entered forwarding state [ 65.793621] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 65.805261] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.811764] bridge0: port 2(bridge_slave_1) entered forwarding state [ 65.818629] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.825137] bridge0: port 1(bridge_slave_0) entered forwarding state [ 65.834333] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 66.528108] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 66.543300] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 70.212405] ip (5628) used greatest stack depth: 53992 bytes left [ 73.748573] 8021q: adding VLAN 0 to HW filter on device bond0 [ 73.838700] 8021q: adding VLAN 0 to HW filter on device bond0 [ 73.876994] 8021q: adding VLAN 0 to HW filter on device bond0 [ 73.927193] 8021q: adding VLAN 0 to HW filter on device bond0 [ 74.209340] 8021q: adding VLAN 0 to HW filter on device bond0 [ 74.587818] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 74.672573] 8021q: adding VLAN 0 to HW filter on device bond0 [ 74.694746] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 74.729429] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 74.773546] 8021q: adding VLAN 0 to HW filter on device bond0 [ 74.795602] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 74.920115] 8021q: adding VLAN 0 to HW filter on device bond0 [ 75.050941] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 75.405512] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 75.411891] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 75.424951] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 75.492549] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 75.544147] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 75.550519] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 75.564861] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 75.604449] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 75.610823] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 75.619137] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 75.671883] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 75.678192] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 75.690640] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 75.723797] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 75.888769] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 75.895268] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 75.911950] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 75.938439] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 76.229813] 8021q: adding VLAN 0 to HW filter on device team0 [ 76.352214] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 76.362268] 8021q: adding VLAN 0 to HW filter on device team0 [ 76.392570] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 76.408994] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 76.473601] 8021q: adding VLAN 0 to HW filter on device team0 [ 76.628180] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 76.634509] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 76.642924] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 76.726877] 8021q: adding VLAN 0 to HW filter on device team0 [ 76.784699] 8021q: adding VLAN 0 to HW filter on device team0 [ 76.953595] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 76.960134] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 76.968910] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 77.209554] 8021q: adding VLAN 0 to HW filter on device team0 [ 77.658210] 8021q: adding VLAN 0 to HW filter on device team0 [ 77.795350] 8021q: adding VLAN 0 to HW filter on device team0 2018/04/21 17:17:03 executing program 1: 2018/04/21 17:17:03 executing program 4: 2018/04/21 17:17:03 executing program 1: 2018/04/21 17:17:03 executing program 4: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) sendmmsg$unix(r0, &(0x7f00000026c0)=[{&(0x7f0000000040)=@abs, 0x6e, &(0x7f0000002240), 0x0, &(0x7f0000002600)=[@rights={0x10, 0x1, 0x1}, @rights={0x10, 0x1, 0x1}], 0x20}], 0x1, 0x0) 2018/04/21 17:17:03 executing program 1: r0 = shmget$private(0x0, 0x600000, 0x0, &(0x7f0000a00000/0x600000)=nil) r1 = shmat(r0, &(0x7f0000cdf000/0x4000)=nil, 0x40004000) shmat(0x0, &(0x7f0000e7e000/0x2000)=nil, 0x7000) mmap(&(0x7f0000ffa000/0x3000)=nil, 0x3000, 0x0, 0x10, 0xffffffffffffffff, 0x0) shmdt(r1) 2018/04/21 17:17:03 executing program 4: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x80003, 0x9) setsockopt$IP_VS_SO_SET_ADD(r0, 0x0, 0x482, &(0x7f0000000000)={0x84, @empty, 0x0, 0x0, 'dh\x00'}, 0x2c) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f000001bfc8)={&(0x7f0000016000)={0x10}, 0xc, &(0x7f0000028ff0)={&(0x7f0000344fb0)=@ipv4_newroute={0x28, 0x18, 0x21, 0xffffffffffffffff, 0xffffffffffffffff, {0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1}, [@RTA_MULTIPATH={0xc, 0x9, [{0x1000}]}]}, 0x28}, 0x1}, 0x0) 2018/04/21 17:17:03 executing program 2: syz_mount_image$btrfs(&(0x7f0000000040)='btrfs\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000080)=[{&(0x7f0000010000)="8da4363a00000000000000000000000000000000000000000000000000000000ecf6f2a3299748aeb81e1b00920efd9a000001000000000001000000000000005f42485266535f4d", 0x48, 0x10000}], 0x0, &(0x7f0000000140)=ANY=[]) 2018/04/21 17:17:04 executing program 1: r0 = shmget$private(0x0, 0x600000, 0x0, &(0x7f0000a00000/0x600000)=nil) r1 = shmat(r0, &(0x7f0000cdf000/0x4000)=nil, 0x40004000) shmat(0x0, &(0x7f0000e7e000/0x2000)=nil, 0x7000) mmap(&(0x7f0000ffa000/0x3000)=nil, 0x3000, 0x0, 0x10, 0xffffffffffffffff, 0x0) shmdt(r1) [ 82.075321] BTRFS: device fsid ecf6f2a3-2997-48ae-b81e-1b00920efd9a devid 0 transid 0 /dev/loop2 2018/04/21 17:17:04 executing program 0: perf_event_open(&(0x7f000001d000)={0x200000002, 0x70, 0x0, 0x108000001}, 0x0, 0x0, 0xffffffffffffffff, 0x0) futex(&(0x7f0000000040)=0x4, 0x0, 0x4, &(0x7f0000000000)={0x77359400}, &(0x7f0000000080), 0x0) r0 = gettid() timer_create(0x0, &(0x7f00005b6000)={0x0, 0x12}, &(0x7f0000044000)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) tkill(r0, 0x14) futex(&(0x7f000000cffc), 0x800000000005, 0x0, &(0x7f000000b000)={0x77359400}, &(0x7f0000000040), 0x0) 2018/04/21 17:17:04 executing program 4: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x80003, 0x9) setsockopt$IP_VS_SO_SET_ADD(r0, 0x0, 0x482, &(0x7f0000000000)={0x84, @empty, 0x0, 0x0, 'dh\x00'}, 0x2c) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f000001bfc8)={&(0x7f0000016000)={0x10}, 0xc, &(0x7f0000028ff0)={&(0x7f0000344fb0)=@ipv4_newroute={0x28, 0x18, 0x21, 0xffffffffffffffff, 0xffffffffffffffff, {0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1}, [@RTA_MULTIPATH={0xc, 0x9, [{0x1000}]}]}, 0x28}, 0x1}, 0x0) 2018/04/21 17:17:04 executing program 1: open(&(0x7f0000000180)='./bus\x00', 0x100000141861, 0x0) syz_mount_image$ntfs(&(0x7f0000000440)='ntfs\x00', &(0x7f00000001c0)='./bus\x00', 0x0, 0x0, &(0x7f00000005c0), 0x1000, &(0x7f00000006c0)=ANY=[]) r0 = open(&(0x7f0000002000)='./bus\x00', 0x0, 0x0) fadvise64(r0, 0x0, 0x0, 0x4) 2018/04/21 17:17:04 executing program 2: syz_mount_image$btrfs(&(0x7f0000000040)='btrfs\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000080)=[{&(0x7f0000010000)="8da4363a00000000000000000000000000000000000000000000000000000000ecf6f2a3299748aeb81e1b00920efd9a000001000000000001000000000000005f42485266535f4d", 0x48, 0x10000}], 0x0, &(0x7f0000000140)=ANY=[]) 2018/04/21 17:17:04 executing program 3: 2018/04/21 17:17:04 executing program 5: 2018/04/21 17:17:04 executing program 6: 2018/04/21 17:17:04 executing program 7: r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_mreq(r0, 0x29, 0x1b, &(0x7f0000000240)={@dev={0xfe, 0x80}}, 0x14) 2018/04/21 17:17:04 executing program 3: 2018/04/21 17:17:04 executing program 6: 2018/04/21 17:17:04 executing program 2: syz_mount_image$btrfs(&(0x7f0000000040)='btrfs\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000080)=[{&(0x7f0000010000)="8da4363a00000000000000000000000000000000000000000000000000000000ecf6f2a3299748aeb81e1b00920efd9a000001000000000001000000000000005f42485266535f4d", 0x48, 0x10000}], 0x0, &(0x7f0000000140)=ANY=[]) 2018/04/21 17:17:04 executing program 5: 2018/04/21 17:17:04 executing program 7: 2018/04/21 17:17:04 executing program 1: 2018/04/21 17:17:04 executing program 4: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x80003, 0x9) setsockopt$IP_VS_SO_SET_ADD(r0, 0x0, 0x482, &(0x7f0000000000)={0x84, @empty, 0x0, 0x0, 'dh\x00'}, 0x2c) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f000001bfc8)={&(0x7f0000016000)={0x10}, 0xc, &(0x7f0000028ff0)={&(0x7f0000344fb0)=@ipv4_newroute={0x28, 0x18, 0x21, 0xffffffffffffffff, 0xffffffffffffffff, {0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1}, [@RTA_MULTIPATH={0xc, 0x9, [{0x1000}]}]}, 0x28}, 0x1}, 0x0) 2018/04/21 17:17:04 executing program 3: 2018/04/21 17:17:05 executing program 0: 2018/04/21 17:17:05 executing program 6: 2018/04/21 17:17:05 executing program 5: 2018/04/21 17:17:05 executing program 7: 2018/04/21 17:17:05 executing program 2: syz_mount_image$btrfs(&(0x7f0000000040)='btrfs\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000080)=[{&(0x7f0000010000)="8da4363a00000000000000000000000000000000000000000000000000000000ecf6f2a3299748aeb81e1b00920efd9a000001000000000001000000000000005f42485266535f4d", 0x48, 0x10000}], 0x0, &(0x7f0000000140)=ANY=[]) 2018/04/21 17:17:05 executing program 3: 2018/04/21 17:17:05 executing program 1: 2018/04/21 17:17:05 executing program 4: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x80003, 0x9) setsockopt$IP_VS_SO_SET_ADD(r0, 0x0, 0x482, &(0x7f0000000000)={0x84, @empty, 0x0, 0x0, 'dh\x00'}, 0x2c) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f000001bfc8)={&(0x7f0000016000)={0x10}, 0xc, &(0x7f0000028ff0)={&(0x7f0000344fb0)=@ipv4_newroute={0x28, 0x18, 0x21, 0xffffffffffffffff, 0xffffffffffffffff, {0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1}, [@RTA_MULTIPATH={0xc, 0x9, [{0x1000}]}]}, 0x28}, 0x1}, 0x0) 2018/04/21 17:17:05 executing program 7: 2018/04/21 17:17:05 executing program 3: 2018/04/21 17:17:05 executing program 5: 2018/04/21 17:17:05 executing program 1: 2018/04/21 17:17:05 executing program 6: 2018/04/21 17:17:05 executing program 2: syz_mount_image$btrfs(&(0x7f0000000040)='btrfs\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x0, &(0x7f0000000080), 0x0, &(0x7f0000000140)=ANY=[]) 2018/04/21 17:17:05 executing program 4: 2018/04/21 17:17:06 executing program 0: perf_event_open(&(0x7f0000aaa000)={0x2, 0x70, 0x4a, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa}, 0x1c) 2018/04/21 17:17:06 executing program 3: 2018/04/21 17:17:06 executing program 7: 2018/04/21 17:17:06 executing program 5: 2018/04/21 17:17:06 executing program 1: r0 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) sendto$inet6(r0, &(0x7f0000000140), 0x0, 0x0, &(0x7f0000000240)={0xa}, 0x1c) 2018/04/21 17:17:06 executing program 6: bind$inet6(0xffffffffffffffff, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) perf_event_open(&(0x7f0000aaa000)={0x2, 0x70, 0x4a, 0x2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) listen(0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = accept4(0xffffffffffffffff, &(0x7f00000008c0)=@can, &(0x7f0000000940)=0x80, 0x0) mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.net/syz1\x00', 0x1ff) ioctl$sock_SIOCOUTQ(r1, 0x5411, &(0x7f0000000080)) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22}, 0x1c) 2018/04/21 17:17:06 executing program 2: syz_mount_image$btrfs(&(0x7f0000000040)='btrfs\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x0, &(0x7f0000000080), 0x0, &(0x7f0000000140)=ANY=[]) 2018/04/21 17:17:06 executing program 4: bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0xa, 0x3, 0x24, 0xd7, 0x0, 0xffffffffffffffff, 0x0, [0x115]}, 0xb5) 2018/04/21 17:17:06 executing program 7: r0 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) connect(r0, &(0x7f00000fefe4)=@in6={0xa, 0x0, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/21 17:17:06 executing program 5: mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mount(&(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='bdev\x00', 0x0, 0x0) 2018/04/21 17:17:06 executing program 3: r0 = socket$packet(0x11, 0x800000000000003, 0x300) sendto$inet6(r0, &(0x7f00000000c0), 0xfffffffffffffeb2, 0x0, &(0x7f0000005fe4)={0xa, 0x0, 0x100000002, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c) 2018/04/21 17:17:06 executing program 5: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) sendto$inet(r0, &(0x7f0000000040), 0x0, 0x200007ff, &(0x7f0000000000)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) 2018/04/21 17:17:06 executing program 2: syz_mount_image$btrfs(&(0x7f0000000040)='btrfs\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x0, &(0x7f0000000080), 0x0, &(0x7f0000000140)=ANY=[]) 2018/04/21 17:17:06 executing program 1: r0 = memfd_create(&(0x7f0000000040)="274c016f00fc000500090000000000400002", 0x0) fstat(r0, &(0x7f0000002600)) 2018/04/21 17:17:06 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$EBT_SO_SET_ENTRIES(r0, 0x0, 0x80, &(0x7f00000003c0)=@nat={'nat\x00', 0x19, 0x3, 0x278, [0x20000040, 0x0, 0x0, 0x2000024c, 0x20000380], 0x0, &(0x7f0000000000), &(0x7f0000000040)=[{0x0, '\x00', 0x0, 0x0, 0x1, [{{{0x0, 0x0, 0x0, 'bcsf0\x00', 'dummy0\x00', 'bond_slave_1\x00', 'bridge0\x00', @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, [], @empty, [], 0xac, 0xdc, 0x10c, [@connbytes={'connbytes\x00', 0x18}]}, [@snat={'snat\x00', 0xc, {{@random="21df34cf66f0"}}}]}, @arpreply={'arpreply\x00', 0xc, {{@random="10c79b1011ab"}}}}]}, {0x0, '\x00', 0x2, 0xffffffffffffffff, 0x1, [{{{0x9, 0x0, 0x0, 'lo\x00', 'vlan0\x00', 'ifb0\x00', 'bond_slave_1\x00', @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, [], @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], 0xac, 0xac, 0xdc, [@time={'time\x00', 0x18, {{0x7, 0xff, 0x9494, 0x3ca5, 0xf5cf, 0x10000, 0x2}}}]}}, @snat={'snat\x00', 0xc, {{@remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}}}}}]}, {0x0, '\x00', 0x3, 0xfffffffffffffffe}]}, 0x310) 2018/04/21 17:17:06 executing program 6: bind$inet6(0xffffffffffffffff, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) perf_event_open(&(0x7f0000aaa000)={0x2, 0x70, 0x4a, 0x2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) listen(0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = accept4(0xffffffffffffffff, &(0x7f00000008c0)=@can, &(0x7f0000000940)=0x80, 0x0) mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.net/syz1\x00', 0x1ff) ioctl$sock_SIOCOUTQ(r1, 0x5411, &(0x7f0000000080)) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22}, 0x1c) 2018/04/21 17:17:06 executing program 7: r0 = perf_event_open(&(0x7f000001d000)={0x6, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 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={&(0x7f0000abe000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) read(r0, &(0x7f0000367fe4)=""/91, 0x5b) 2018/04/21 17:17:06 executing program 4: r0 = socket$inet6(0xa, 0x80001, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000280)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, {{0xa, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xbb}}}}, 0xffffffffffffffba) [ 84.435631] kernel msg: ebtables bug: please report to author: Wrong len argument 2018/04/21 17:17:06 executing program 4: perf_event_open(&(0x7f000001d000)={0x200000002, 0x70, 0x5, 0x108000001, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x805, 0x0) r1 = dup(r0) fcntl$getflags(r1, 0x1) 2018/04/21 17:17:06 executing program 0: r0 = socket$inet6(0xa, 0x1, 0x0) bind$inet6(r0, &(0x7f0000d1a000)={0xa, 0x4e20, 0x0, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}}, 0x1c) r1 = socket$inet6(0xa, 0x1, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0xfff}, 0x1c) bind$inet6(r1, &(0x7f0000000000)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/21 17:17:06 executing program 3: syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x0, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) 2018/04/21 17:17:06 executing program 1: unshare(0x8000000) semget$private(0x0, 0x4, 0x0) semtimedop(0x0, &(0x7f0000000040)=[{0x0, 0x0, 0x1000}], 0x1, &(0x7f0000000080)={0x0, 0x1c9c380}) 2018/04/21 17:17:06 executing program 2: syz_mount_image$btrfs(&(0x7f0000000040)='btrfs\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000080)=[{&(0x7f0000010000), 0x0, 0x10000}], 0x0, &(0x7f0000000140)=ANY=[]) 2018/04/21 17:17:06 executing program 6: bind$inet6(0xffffffffffffffff, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) perf_event_open(&(0x7f0000aaa000)={0x2, 0x70, 0x4a, 0x2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) listen(0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = accept4(0xffffffffffffffff, &(0x7f00000008c0)=@can, &(0x7f0000000940)=0x80, 0x0) mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.net/syz1\x00', 0x1ff) ioctl$sock_SIOCOUTQ(r1, 0x5411, &(0x7f0000000080)) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22}, 0x1c) [ 84.720325] ================================================================== [ 84.727781] BUG: KMSAN: uninit-value in btrfs_scan_one_device+0x4b6/0x920 [ 84.734742] CPU: 1 PID: 6747 Comm: syz-executor2 Not tainted 4.16.0+ #85 [ 84.741580] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 84.750937] Call Trace: [ 84.753536] dump_stack+0x185/0x1d0 [ 84.757172] ? btrfs_scan_one_device+0x4b6/0x920 [ 84.761932] kmsan_report+0x142/0x240 [ 84.765738] __msan_warning_32+0x6c/0xb0 [ 84.769801] btrfs_scan_one_device+0x4b6/0x920 [ 84.774391] btrfs_mount_root+0x332/0x21b0 [ 84.778629] ? kmsan_set_origin+0x9e/0x160 [ 84.783040] ? btrfs_control_open+0x80/0x80 [ 84.787371] mount_fs+0x296/0x780 [ 84.790830] vfs_kern_mount+0x222/0x990 [ 84.794816] btrfs_mount+0x7fe/0x2db0 [ 84.798635] ? kmsan_set_origin+0x9e/0x160 [ 84.802876] ? btrfs_resize_thread_pool+0x5b0/0x5b0 [ 84.807900] mount_fs+0x296/0x780 [ 84.811376] vfs_kern_mount+0x222/0x990 [ 84.815368] do_mount+0xca5/0x4ed0 [ 84.818915] ? __kmalloc+0x23c/0x350 [ 84.822640] ? copy_mount_options+0x91/0x540 [ 84.827069] SYSC_mount+0x32e/0x3d0 [ 84.830712] SyS_mount+0x77/0xa0 [ 84.834088] do_syscall_64+0x309/0x430 [ 84.837991] ? put_mnt_ns+0x2f0/0x2f0 [ 84.841806] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 84.847029] RIP: 0033:0x457dba [ 84.850242] RSP: 002b:00007f4ac1f43ba8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 84.857946] RAX: ffffffffffffffda RBX: 0000000020000040 RCX: 0000000000457dba [ 84.865223] RDX: 0000000020000040 RSI: 0000000020000100 RDI: 00007f4ac1f43bf0 [ 84.873020] RBP: 0000000000000001 R08: 0000000020000140 R09: 0000000020000040 [ 84.880295] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 84.887571] R13: 0000000000000001 R14: 00000000006fcb50 R15: 0000000000000000 [ 84.894849] [ 84.896474] Uninit was stored to memory at: [ 84.900795] kmsan_internal_chain_origin+0x12b/0x210 [ 84.905882] kmsan_memcpy_origins+0x11d/0x170 [ 84.910369] __msan_memcpy+0x109/0x160 [ 84.914267] _copy_to_iter+0x852/0x28f0 [ 84.918324] copy_page_to_iter+0x383/0x1b70 [ 84.922638] shmem_file_read_iter+0x99f/0x1180 [ 84.927215] do_iter_readv_writev+0x84d/0xa00 [ 84.931697] do_iter_read+0x303/0xd70 [ 84.935478] vfs_iter_read+0x118/0x180 [ 84.939355] loop_queue_work+0x270e/0x3ef0 [ 84.943599] kthread_worker_fn+0x58f/0x900 [ 84.947818] loop_kthread_worker_fn+0x90/0xb0 [ 84.952297] kthread+0x539/0x720 [ 84.955642] ret_from_fork+0x35/0x40 [ 84.959341] Uninit was created at: [ 84.962889] kmsan_alloc_meta_for_pages+0x161/0x3a0 [ 84.967885] kmsan_alloc_page+0x82/0xe0 [ 84.971839] __alloc_pages_nodemask+0xf5b/0x5dc0 [ 84.976661] alloc_pages_vma+0xcc8/0x1800 [ 84.980802] shmem_alloc_and_acct_page+0x6d5/0x1000 [ 84.986075] shmem_getpage_gfp+0x35db/0x5770 [ 84.990472] shmem_file_read_iter+0x508/0x1180 [ 84.995487] do_iter_readv_writev+0x84d/0xa00 [ 84.999994] do_iter_read+0x303/0xd70 [ 85.003788] vfs_iter_read+0x118/0x180 [ 85.007674] loop_queue_work+0x270e/0x3ef0 [ 85.011894] kthread_worker_fn+0x58f/0x900 [ 85.016818] loop_kthread_worker_fn+0x90/0xb0 [ 85.021297] kthread+0x539/0x720 [ 85.024646] ret_from_fork+0x35/0x40 [ 85.028334] ================================================================== [ 85.035676] Disabling lock debugging due to kernel taint [ 85.041113] Kernel panic - not syncing: panic_on_warn set ... [ 85.041113] [ 85.048473] CPU: 1 PID: 6747 Comm: syz-executor2 Tainted: G B 4.16.0+ #85 [ 85.056598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 85.065937] Call Trace: [ 85.068518] dump_stack+0x185/0x1d0 [ 85.072138] panic+0x39d/0x940 [ 85.075323] ? btrfs_scan_one_device+0x4b6/0x920 [ 85.080065] kmsan_report+0x238/0x240 [ 85.083848] __msan_warning_32+0x6c/0xb0 [ 85.087893] btrfs_scan_one_device+0x4b6/0x920 [ 85.092472] btrfs_mount_root+0x332/0x21b0 [ 85.096702] ? kmsan_set_origin+0x9e/0x160 [ 85.100920] ? btrfs_control_open+0x80/0x80 [ 85.105228] mount_fs+0x296/0x780 [ 85.108666] vfs_kern_mount+0x222/0x990 [ 85.112642] btrfs_mount+0x7fe/0x2db0 [ 85.116452] ? kmsan_set_origin+0x9e/0x160 [ 85.120673] ? btrfs_resize_thread_pool+0x5b0/0x5b0 [ 85.125673] mount_fs+0x296/0x780 [ 85.129130] vfs_kern_mount+0x222/0x990 [ 85.133089] do_mount+0xca5/0x4ed0 [ 85.136614] ? __kmalloc+0x23c/0x350 [ 85.140309] ? copy_mount_options+0x91/0x540 [ 85.144702] SYSC_mount+0x32e/0x3d0 [ 85.148313] SyS_mount+0x77/0xa0 [ 85.151662] do_syscall_64+0x309/0x430 [ 85.155545] ? put_mnt_ns+0x2f0/0x2f0 [ 85.159350] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 85.164531] RIP: 0033:0x457dba [ 85.167698] RSP: 002b:00007f4ac1f43ba8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 85.175388] RAX: ffffffffffffffda RBX: 0000000020000040 RCX: 0000000000457dba [ 85.182642] RDX: 0000000020000040 RSI: 0000000020000100 RDI: 00007f4ac1f43bf0 [ 85.189907] RBP: 0000000000000001 R08: 0000000020000140 R09: 0000000020000040 [ 85.197157] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 85.204410] R13: 0000000000000001 R14: 00000000006fcb50 R15: 0000000000000000 [ 85.212171] Dumping ftrace buffer: [ 85.215698] (ftrace buffer empty) [ 85.219387] Kernel Offset: disabled [ 85.223000] Rebooting in 86400 seconds..