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 '10.128.10.17' (ECDSA) to the list of known hosts. 2018/04/30 14:45:58 fuzzer started 2018/04/30 14:45:59 dialing manager at 10.128.0.26:33975 syzkaller login: [ 47.190432] can: request_module (can-proto-0) failed. [ 47.201291] can: request_module (can-proto-0) failed. 2018/04/30 14:46:07 kcov=true, comps=false 2018/04/30 14:46:10 executing program 0: mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x60832, 0xffffffffffffffff, 0x0) 2018/04/30 14:46:10 executing program 1: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffdfffffffffff, 0x4) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000100)='sit0\x00', 0x10) sendto$inet(r0, &(0x7f00005c9000), 0x252, 0x800000020000000, &(0x7f0000303000)={0x2, 0x0, @loopback=0x7f000001}, 0x10) 2018/04/30 14:46:10 executing program 7: clock_nanosleep(0x2, 0x0, &(0x7f0000000140)={0x0, 0x1c9c380}, &(0x7f0000000180)) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) prctl$setmm(0x23, 0x80000000008, &(0x7f000012c000/0x4000)=nil) pipe(&(0x7f0000000000)) 2018/04/30 14:46:10 executing program 2: r0 = syz_open_dev$tun(&(0x7f00000000c0)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000000)={'nr0\x00', 0x22e}) close(r0) 2018/04/30 14:46:10 executing program 4: 2018/04/30 14:46:10 executing program 3: 2018/04/30 14:46:10 executing program 5: 2018/04/30 14:46:10 executing program 6: [ 52.088648] IPVS: ftp: loaded support on port[0] = 21 [ 52.249722] IPVS: ftp: loaded support on port[0] = 21 [ 52.298394] IPVS: ftp: loaded support on port[0] = 21 [ 52.347774] IPVS: ftp: loaded support on port[0] = 21 [ 52.437875] IPVS: ftp: loaded support on port[0] = 21 [ 52.551969] IPVS: ftp: loaded support on port[0] = 21 [ 52.669518] IPVS: ftp: loaded support on port[0] = 21 [ 52.821168] IPVS: ftp: loaded support on port[0] = 21 [ 53.554351] ip (4670) used greatest stack depth: 54208 bytes left [ 54.679478] ip (4759) used greatest stack depth: 53656 bytes left [ 55.325587] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.332134] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.371907] device bridge_slave_0 entered promiscuous mode [ 55.424353] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.430873] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.459331] device bridge_slave_0 entered promiscuous mode [ 55.511534] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.517975] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.545412] device bridge_slave_0 entered promiscuous mode [ 55.569578] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.576097] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.607996] device bridge_slave_0 entered promiscuous mode [ 55.626148] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.632643] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.656510] device bridge_slave_1 entered promiscuous mode [ 55.706070] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.712661] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.724322] device bridge_slave_1 entered promiscuous mode [ 55.763752] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.770340] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.819995] device bridge_slave_1 entered promiscuous mode [ 55.834793] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.841236] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.858485] device bridge_slave_1 entered promiscuous mode [ 55.905721] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 55.921692] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 55.930898] ip (4852) used greatest stack depth: 53640 bytes left [ 55.938916] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 55.973329] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.979796] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.028077] device bridge_slave_0 entered promiscuous mode [ 56.063794] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.070254] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.100138] device bridge_slave_0 entered promiscuous mode [ 56.114865] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 56.129787] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 56.163726] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 56.171848] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 56.213075] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.219525] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.263117] device bridge_slave_1 entered promiscuous mode [ 56.297225] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.303707] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.332666] device bridge_slave_1 entered promiscuous mode [ 56.345238] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 56.379514] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.385995] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.416651] device bridge_slave_0 entered promiscuous mode [ 56.465704] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 56.584281] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 56.599571] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.606070] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.648968] device bridge_slave_1 entered promiscuous mode [ 56.674917] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 56.684295] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.690758] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.730785] device bridge_slave_0 entered promiscuous mode [ 56.775540] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 56.798707] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 56.824304] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 56.838114] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 56.930804] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.937270] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.985789] device bridge_slave_1 entered promiscuous mode [ 57.009321] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 57.028353] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 57.036649] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 57.046339] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 57.073134] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 57.184364] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 57.247917] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 57.258203] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 57.271642] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 57.332546] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 57.339532] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 57.403663] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 57.430180] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 57.437250] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 57.466800] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 57.510869] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 57.519500] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 57.536472] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 57.543396] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 57.566062] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 57.574082] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 57.589014] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 57.662083] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 57.669083] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 57.721914] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 57.728871] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 57.753874] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 57.777296] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 57.841316] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 57.848265] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 57.962499] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 57.971133] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 58.009484] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 58.065310] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 58.074204] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 58.115482] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 58.177454] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 58.185899] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 58.255649] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 58.271164] team0: Port device team_slave_0 added [ 58.286948] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 58.308473] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 58.339747] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 58.359102] team0: Port device team_slave_0 added [ 58.372988] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 58.390233] team0: Port device team_slave_0 added [ 58.410243] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 58.419712] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 58.436536] team0: Port device team_slave_0 added [ 58.477385] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 58.484351] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 58.503519] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 58.523150] team0: Port device team_slave_1 added [ 58.594371] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 58.620988] team0: Port device team_slave_1 added [ 58.636329] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 58.651943] team0: Port device team_slave_1 added [ 58.675368] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 58.682597] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 58.689541] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 58.703860] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 58.724729] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 58.751282] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 58.766190] team0: Port device team_slave_1 added [ 58.801012] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 58.828830] team0: Port device team_slave_0 added [ 58.855658] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 58.863076] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 58.884332] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 58.905396] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 58.912638] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 58.934377] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 58.954569] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 58.962962] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 58.970121] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 58.983768] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 58.996646] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.037303] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 59.051175] team0: Port device team_slave_0 added [ 59.061831] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 59.074295] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.102274] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.117295] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 59.134817] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 59.160813] team0: Port device team_slave_1 added [ 59.174879] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.194832] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.218806] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 59.235676] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 59.255464] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.267976] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.275868] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.295726] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.306252] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 59.315093] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 59.322007] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.330682] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.349560] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.358805] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.369205] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 59.383235] team0: Port device team_slave_1 added [ 59.399869] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 59.431125] team0: Port device team_slave_0 added [ 59.459918] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 59.467205] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.480106] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.508667] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 59.516252] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 59.532832] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.543012] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.580843] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.599300] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.613629] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 59.622714] team0: Port device team_slave_1 added [ 59.629785] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 59.639523] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.648551] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.662642] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 59.669940] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.681178] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.715891] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 59.725642] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 59.738744] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 59.765308] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.808873] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.845656] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.875159] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.888014] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.896761] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.919772] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 59.927097] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.935735] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.958500] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 59.965497] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.982914] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.997318] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 60.008313] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.021184] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.039924] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 60.059193] team0: Port device team_slave_0 added [ 60.071326] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 60.081149] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.102166] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.129975] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 60.141947] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 60.152375] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.201374] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.222672] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.236963] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.282342] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 60.289876] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.305138] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.339843] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 60.356529] team0: Port device team_slave_1 added [ 60.383890] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 60.396813] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.412127] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.446510] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 60.453933] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.476008] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.566793] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 60.573745] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.584796] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.671731] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 60.679335] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.697316] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.797957] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 60.804932] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.820053] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.063910] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 61.071562] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.090383] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.182470] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 61.189861] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.202763] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 62.038965] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.045436] bridge0: port 2(bridge_slave_1) entered forwarding state [ 62.052321] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.058744] bridge0: port 1(bridge_slave_0) entered forwarding state [ 62.078824] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 62.343735] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.350214] bridge0: port 2(bridge_slave_1) entered forwarding state [ 62.357111] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.363697] bridge0: port 1(bridge_slave_0) entered forwarding state [ 62.401886] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 62.464142] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 62.479816] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 62.529443] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.535915] bridge0: port 2(bridge_slave_1) entered forwarding state [ 62.542746] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.549196] bridge0: port 1(bridge_slave_0) entered forwarding state [ 62.602015] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 62.634153] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.640595] bridge0: port 2(bridge_slave_1) entered forwarding state [ 62.647445] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.653881] bridge0: port 1(bridge_slave_0) entered forwarding state [ 62.728604] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 62.742607] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.749111] bridge0: port 2(bridge_slave_1) entered forwarding state [ 62.755886] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.762311] bridge0: port 1(bridge_slave_0) entered forwarding state [ 62.803454] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 63.026516] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.032982] bridge0: port 2(bridge_slave_1) entered forwarding state [ 63.039789] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.046233] bridge0: port 1(bridge_slave_0) entered forwarding state [ 63.061528] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 63.076999] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.083487] bridge0: port 2(bridge_slave_1) entered forwarding state [ 63.090357] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.096798] bridge0: port 1(bridge_slave_0) entered forwarding state [ 63.126763] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 63.504518] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.511008] bridge0: port 2(bridge_slave_1) entered forwarding state [ 63.517894] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.524324] bridge0: port 1(bridge_slave_0) entered forwarding state [ 63.554601] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 63.561337] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 63.569396] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 63.578472] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 63.587162] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 63.595930] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 63.604909] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 70.976500] 8021q: adding VLAN 0 to HW filter on device bond0 [ 71.326491] 8021q: adding VLAN 0 to HW filter on device bond0 [ 71.476806] 8021q: adding VLAN 0 to HW filter on device bond0 [ 71.509287] 8021q: adding VLAN 0 to HW filter on device bond0 [ 71.527935] 8021q: adding VLAN 0 to HW filter on device bond0 [ 71.796915] 8021q: adding VLAN 0 to HW filter on device bond0 [ 71.826756] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 71.989627] 8021q: adding VLAN 0 to HW filter on device bond0 [ 72.145361] 8021q: adding VLAN 0 to HW filter on device bond0 [ 72.181662] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 72.227423] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 72.304330] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 72.320947] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 72.609305] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 72.624994] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 72.631261] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 72.640647] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 72.852563] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 72.943372] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 72.949597] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 72.957653] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 72.993862] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 73.060992] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 73.067478] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 73.079655] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 73.146118] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 73.152347] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 73.162265] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 73.197952] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 73.204231] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 73.217250] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 73.463521] 8021q: adding VLAN 0 to HW filter on device team0 [ 73.544345] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 73.550576] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 73.563306] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 73.689324] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 73.695575] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 73.715211] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 73.839886] 8021q: adding VLAN 0 to HW filter on device team0 [ 73.872884] 8021q: adding VLAN 0 to HW filter on device team0 [ 73.959143] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 73.965897] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 73.976748] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 74.041642] 8021q: adding VLAN 0 to HW filter on device team0 [ 74.068326] 8021q: adding VLAN 0 to HW filter on device team0 [ 74.427964] 8021q: adding VLAN 0 to HW filter on device team0 [ 74.533733] 8021q: adding VLAN 0 to HW filter on device team0 [ 74.764538] 8021q: adding VLAN 0 to HW filter on device team0 2018/04/30 14:46:38 executing program 0: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000100)='./cgroup.net\x00', 0x200002, 0x0) fchdir(r0) r1 = creat(&(0x7f00000000c0)='./file1\x00', 0x122) chdir(&(0x7f0000000080)='./file1\x00') write$cgroup_type(r1, &(0x7f0000000180)='threaded\x00', 0xffffffd9) r2 = socket$inet6(0xa, 0x0, 0x3f) ioctl$EVIOCGSND(r1, 0x8040451a, &(0x7f00000001c0)=""/129) setsockopt$inet6_tcp_TLS_TX(r2, 0x6, 0x1, &(0x7f0000000340)={0x303, 0x33}, 0x4) syz_genetlink_get_family_id$team(&(0x7f0000000040)='team\x00') ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f00000003c0)={'team0\x00'}) getsockopt$inet_IP_XFRM_POLICY(r1, 0x0, 0x11, &(0x7f0000000400)={{{@in, @in=@local}}, {{@in6}, 0x0, @in6}}, &(0x7f0000000500)=0xe8) mkdir(&(0x7f0000000140)='./file1\x00', 0x80) getsockname$packet(r1, &(0x7f0000000640)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @broadcast}, &(0x7f0000000680)=0x30c) accept$packet(r1, &(0x7f0000000000), &(0x7f0000000300)=0x14) getsockname$packet(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @broadcast}, &(0x7f0000000700)=0x14) getsockname$packet(r1, &(0x7f0000000740)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @random}, &(0x7f0000000780)=0x14) r3 = socket$inet6_udp(0xa, 0x2, 0x0) r4 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r4, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r3, {0x2, 0x1, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) sendmsg$nl_crypto(r4, &(0x7f000037ffc8)={&(0x7f0000041000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000e6c000)={&(0x7f0000e6cff0)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0x10}, 0x1, 0x0, 0x0, 0x8800}, 0x81) 2018/04/30 14:46:38 executing program 6: syz_open_dev$evdev(&(0x7f0000000000)='/dev/input/event#\x00', 0x0, 0x102) 2018/04/30 14:46:38 executing program 7: syz_emit_ethernet(0x2a, &(0x7f0000000000)={@link_local={0x1, 0x80, 0xc2}, @empty, [], {@ipv4={0x800, {{0x5, 0x4, 0x0, 0x0, 0x1c, 0x0, 0x0, 0x0, 0x2, 0x0, @rand_addr, @multicast1=0xe0000001}, @igmp={0x16}}}}}, &(0x7f00003b5000)) 2018/04/30 14:46:38 executing program 1: 2018/04/30 14:46:38 executing program 4: 2018/04/30 14:46:38 executing program 2: 2018/04/30 14:46:38 executing program 5: mkdir(&(0x7f0000000140)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = open(&(0x7f000080dff6)='./control\x00', 0x0, 0x0) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = creat(&(0x7f0000000100)='./file0\x00', 0x0) write$sndseq(r2, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @time=@time={0x77359400}}], 0x1c) link(&(0x7f0000f3bff8)='./file0\x00', &(0x7f0000000080)='./control/file0\x00') getdents(r0, &(0x7f0000000000), 0x1f0) creat(&(0x7f0000000000)='./control/file0\x00', 0x0) dup2(r0, r1) 2018/04/30 14:46:38 executing program 3: 2018/04/30 14:46:38 executing program 2: r0 = syz_open_dev$loop(&(0x7f0000000200)='/dev/loop#\x00', 0x0, 0x82) getpgrp(0x0) io_setup(0x5, &(0x7f0000000000)=0x0) r2 = eventfd2(0x58, 0x801) r3 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000001240)='/dev/hwrng\x00', 0x400040, 0x0) r4 = syz_open_dev$sndpcmc(&(0x7f00000013c0)='/dev/snd/pcmC#D#c\x00', 0x2, 0x0) ioctl$LOOP_SET_FD(r3, 0x4c00, r2) openat$zero(0xffffffffffffff9c, &(0x7f0000000140)='/dev/zero\x00', 0x444040, 0x0) io_submit(r1, 0x2, &(0x7f0000001440)=[&(0x7f0000000100)={0x0, 0x0, 0x0, 0x1, 0x100000001, r0, &(0x7f0000000240)="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", 0x1000, 0x9, 0x0, 0x0, r2}, &(0x7f0000001400)={0x0, 0x0, 0x0, 0x6, 0x2, r0, &(0x7f00000012c0)="ab09115c3fd7023817cb2593d354aaa9cd55594e77ee5991d413147e9373aa53ce061674b5cb2bb3d60c8383cdcfcca577104ea3bf1f339cc1d6091e1cc2aea03d5ceda12af5f8b9e1561f4fc950fbd02c40889f6f168f18b5a65ed697808db6f4017c46f37aecb63cba0b7402cc04420e0129b507c46e1d1544a0b5cc7f683f51de918ef4f7ad794b65e78bf4a4137b3b14bef1f6b7e1912ab43c15d0a397f607e914255d6c9d0bff4393d617ab8e0da1f32750c7c431de430a3e58be5aa2a9809d98a818c7ca16b702c6b33679160cd7f57c636c1a19a1fcc9dc90736ddc70a8ca67bda36790e1dd3731", 0xeb, 0x3, 0x0, 0x1, r4}]) r5 = memfd_create(&(0x7f00000000c0)="74086e750000000000000000008c00", 0x0) pwritev(r5, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r5) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000180)="7076340000732f7365637572655f74637000000000faffffffffffffff00000000658e4f91d6c992e90143ea4a093882105257c46006396e9c7a4407528eff5248f55da2c6fe8202e81d4d39cec8d3d53166f0098f9a33f3bcb020ae581786ae4ce650733709a7", 0x2, 0x0) sendfile(r0, r0, &(0x7f0000000080), 0x102000004) dup2(r5, r0) 2018/04/30 14:46:38 executing program 7: unshare(0x0) unshare(0x20000) r0 = syz_open_procfs(0x0, &(0x7f0000000080)='attr/keycreate\x00') setns(r0, 0x60000000) dup(r0) clone(0x3ef6a30f5168d923, &(0x7f00002c9000), &(0x7f0000000040), &(0x7f00001cc000), &(0x7f0000000080)) 2018/04/30 14:46:38 executing program 1: r0 = syz_open_dev$midi(&(0x7f0000000300)='/dev/midi#\x00', 0x7, 0x2) getsockopt$inet_sctp6_SCTP_PARTIAL_DELIVERY_POINT(0xffffffffffffff9c, 0x84, 0x13, &(0x7f00000001c0)={0x0, 0x7}, &(0x7f0000000200)=0x8) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffff9c, 0x84, 0x1, &(0x7f0000000240)={0x0, 0x7f, 0x89, 0xfff, 0x100000001}, &(0x7f0000000280)=0x14) setsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000100)={r1, 0x20000004, 0x2001d, 0x400}, 0xfffffc92) r2 = socket(0x15, 0x4000000000080005, 0x0) setsockopt(r2, 0x80000001, 0xd, &(0x7f0000001000), 0x0) setsockopt$inet_sctp_SCTP_PR_SUPPORTED(r0, 0x84, 0x71, &(0x7f0000000080)={r1, 0x4}, 0x8) getsockopt$inet_dccp_int(r2, 0x21, 0x7, &(0x7f0000000000), &(0x7f0000000040)=0x9) sendmmsg(r2, &(0x7f0000003e80)=[{{&(0x7f0000000140)=@in6={0xa, 0x0, 0x3, @mcast1={0xff, 0x1, [], 0x1}}, 0x80, &(0x7f0000000300), 0x0, &(0x7f0000000340)}}, {{&(0x7f0000000e80)=@ax25={0x3, {"d8a46d0d8e06f7"}}, 0x80, &(0x7f0000000f80), 0x0, &(0x7f00000024c0)}}], 0x2, 0x0) 2018/04/30 14:46:38 executing program 4: socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f00000001c0)) r0 = socket$rds(0x15, 0x5, 0x0) r1 = syz_open_dev$dmmidi(&(0x7f0000000040)='/dev/dmmidi#\x00', 0x81, 0x400000) ioctl$TIOCOUTQ(r1, 0x5411, &(0x7f0000000100)) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000080)={0x0}, &(0x7f0000000140)=0xc) sched_setaffinity(r2, 0x8, &(0x7f0000000180)=0x3) setsockopt$RDS_FREE_MR(r0, 0x114, 0x3, &(0x7f0000000000), 0x6) 2018/04/30 14:46:38 executing program 3: r0 = socket$kcm(0xa, 0x3, 0x11) r1 = syz_open_dev$audion(&(0x7f0000000000)='/dev/audio#\x00', 0x0, 0x0) ioctl$EVIOCGMASK(r1, 0x80104592, &(0x7f0000000100)={0x4, 0x84, &(0x7f0000000040)="afea49eba714e5502fd07a6e44ca9f55c6e3c8cb850fcf906c0952c1352a65c57422185127fd2ef4915c5d2da01f64b4e006663185847c2a7190f1e4ed9cbf2771a3bd0b91a8f505faa5be1beeda8734d965f768763696216bd0be0b8b7acf4ceb40f25380b1408b80bfe6c6ab40e93580f87327fdc930e1e016282c11e182ac9bf2eb03"}) sendmsg(r0, &(0x7f0000001ec0)={&(0x7f00000018c0)=@nl=@unspec, 0x80, &(0x7f00000001c0), 0x0, &(0x7f0000000200)=[{0x18, 0x29, 0x5, "8a"}], 0x18}, 0x0) 2018/04/30 14:46:38 executing program 6: r0 = socket$netlink(0x10, 0x3, 0x7) fcntl$getownex(r0, 0x10, &(0x7f0000000000)) r1 = getpgid(0x0) fcntl$F_SET_FILE_RW_HINT(r0, 0x40e, &(0x7f0000000040)=0x4) r2 = syz_open_procfs(r1, &(0x7f0000000080)='cpu\t\x00\x00\x00') close(r2) ioctl$EVIOCGBITSND(r2, 0x80404532, &(0x7f00000000c0)=""/186) 2018/04/30 14:46:39 executing program 4: unshare(0x3ffffffe) r0 = memfd_create(&(0x7f00000000c0)='\x00', 0x0) ioctl$EVIOCRMFF(r0, 0x40044581, &(0x7f0000000080)=0x8000) mmap(&(0x7f0000ffc000/0x2000)=nil, 0x2000, 0x1, 0x55113, r0, 0x0) write(0xffffffffffffffff, &(0x7f0000000040)="240000001a0099f0eb3ae90000ed190e0208", 0x12) 2018/04/30 14:46:39 executing program 0: r0 = syz_open_dev$sndseq(&(0x7f0000000500)='/dev/snd/seq\x00', 0x0, 0x1eb082) read(r0, &(0x7f0000fb6000)=""/28, 0x1c) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r0, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r0, 0x4040534e, &(0x7f00000001c0)={0xc1, @time}) write$sndseq(r0, &(0x7f0000000080), 0x0) write$sndseq(r0, &(0x7f0000000040), 0x0) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0xc0, 0x0) setsockopt$inet_sctp6_SCTP_INITMSG(r1, 0x84, 0x2, &(0x7f0000000080)={0x7f, 0x4, 0x401, 0x549}, 0x8) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x0, 0x0) 2018/04/30 14:46:39 executing program 6: syz_emit_ethernet(0x6a, &(0x7f0000000080)={@dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x1a}, @random="8d5825f2c7e8", [{[], {0x8100, 0x2ac, 0x5, 0x1}}], {@ipv6={0x86dd, {0x0, 0x6, 'v`Q', 0x30, 0x3a, 0xffffffffffffffff, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0xfffffffffffff000], 0x1}, {[], @icmpv6=@dest_unreach={0xffffff86, 0x0, 0x0, 0xfffffff5, [0x14, 0x5], {0x0, 0x6, "c5961e", 0x0, 0x0, 0x0, @mcast1={0xff, 0x1, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x3, 0x0, 0x0, 0x4], 0x1}, @mcast2={0xff, 0x2, [], 0x1}}}}}}}}, 0x0) socket$alg(0x26, 0x5, 0x0) 2018/04/30 14:46:39 executing program 1: r0 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000001000/0xa000)=nil, 0xa000, 0x2, 0x12, r0, 0x0) fallocate(r0, 0x0, 0x10004, 0x4) r1 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x7, 0x11, r1, 0x0) madvise(&(0x7f0000007000/0x4000)=nil, 0x4000, 0xf) madvise(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x9) 2018/04/30 14:46:39 executing program 7: r0 = gettid() socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000b09000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r1, 0x5452, &(0x7f0000b38000)=0x3d) fcntl$setsig(r1, 0xa, 0x3c) recvmmsg(r2, &(0x7f0000000300)=[{{&(0x7f0000000000)=@rc, 0xa, &(0x7f0000000280), 0x0, &(0x7f00000002c0)=""/61, 0x3d}}], 0x1, 0x0, &(0x7f0000000340)={0x77359400}) r3 = dup2(r1, r2) fcntl$F_GET_FILE_RW_HINT(r3, 0x40d, &(0x7f0000000080)) ioctl$SNDRV_CTL_IOCTL_POWER_STATE(r3, 0x800455d1, &(0x7f00000000c0)=""/109) fcntl$setown(r3, 0x8, r0) tkill(r0, 0x16) setsockopt$IP_VS_SO_SET_FLUSH(r3, 0x0, 0x485, 0x0, 0x0) sysfs$2(0x2, 0xf21a, &(0x7f0000000380)=""/4096) syz_open_dev$tun(&(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x80000) 2018/04/30 14:46:39 executing program 3: r0 = syz_open_dev$mouse(&(0x7f0000000000)='/dev/input/mouse#\x00', 0xa3, 0x80100) getsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000000040)={0x0, 0xfff, 0x1, 0x25}, &(0x7f0000000080)=0x10) setsockopt$inet_sctp_SCTP_SET_PEER_PRIMARY_ADDR(r0, 0x84, 0x5, &(0x7f00000000c0)={r1, @in={{0x2, 0x4e21, @dev={0xac, 0x14, 0x14, 0x20}}}}, 0x84) unshare(0x40600) r2 = bpf$MAP_CREATE(0x0, &(0x7f0000733000)={0x5, 0x1, 0x5, 0xd, 0x8}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000001c0)={r2, &(0x7f0000000000), &(0x7f0000000100)}, 0x20) 2018/04/30 14:46:40 executing program 2: r0 = syz_open_dev$sndseq(&(0x7f0000000500)='/dev/snd/seq\x00', 0x0, 0x1eb082) read(r0, &(0x7f0000fb6000)=""/28, 0x1c) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r0, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r0, 0x4040534e, &(0x7f00000001c0)={0xc1, @time}) write$sndseq(r0, &(0x7f0000000080), 0x0) write$sndseq(r0, &(0x7f0000000040), 0x0) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0xc0, 0x0) setsockopt$inet_sctp6_SCTP_INITMSG(r1, 0x84, 0x2, &(0x7f0000000080)={0x7f, 0x4, 0x401, 0x549}, 0x8) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x0, 0x0) 2018/04/30 14:46:40 executing program 6: syz_emit_ethernet(0x6a, &(0x7f0000000080)={@dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x1a}, @random="8d5825f2c7e8", [{[], {0x8100, 0x2ac, 0x5, 0x1}}], {@ipv6={0x86dd, {0x0, 0x6, 'v`Q', 0x30, 0x3a, 0xffffffffffffffff, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0xfffffffffffff000], 0x1}, {[], @icmpv6=@dest_unreach={0xffffff86, 0x0, 0x0, 0xfffffff5, [0x14, 0x5], {0x0, 0x6, "c5961e", 0x0, 0x0, 0x0, @mcast1={0xff, 0x1, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x3, 0x0, 0x0, 0x4], 0x1}, @mcast2={0xff, 0x2, [], 0x1}}}}}}}}, 0x0) socket$alg(0x26, 0x5, 0x0) 2018/04/30 14:46:40 executing program 4: r0 = socket$inet(0x2, 0x7fffc, 0x2) setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000febffc)=0x7fe, 0x4) sendto$inet(r0, &(0x7f0000000000), 0x0, 0x800, &(0x7f0000000040)={0x2}, 0x10) 2018/04/30 14:46:40 executing program 1: r0 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000001000/0xa000)=nil, 0xa000, 0x2, 0x12, r0, 0x0) fallocate(r0, 0x0, 0x10004, 0x4) r1 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x7, 0x11, r1, 0x0) madvise(&(0x7f0000007000/0x4000)=nil, 0x4000, 0xf) madvise(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x9) 2018/04/30 14:46:40 executing program 3: setsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, &(0x7f00000000c0)='bridge0\x00', 0xffffffffffffffe8) r0 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_int(r0, 0x107, 0xf, &(0x7f0000006ffc)=0x6, 0x4) setsockopt$packet_int(r0, 0x107, 0x1b, &(0x7f0000000100)=0xea, 0x4) getsockopt$inet6_opts(0xffffffffffffffff, 0x29, 0x0, &(0x7f0000000000)=""/143, &(0x7f00000000c0)=0x303) setsockopt$packet_int(r0, 0x107, 0x14, &(0x7f00000001c0)=0x3, 0x4) sendto$inet6(r0, &(0x7f00000000c0), 0x246, 0x0, &(0x7f0000005fe4)={0xa, 0x0, 0x100000002, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c) 2018/04/30 14:46:40 executing program 5: mkdir(&(0x7f0000000140)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = open(&(0x7f000080dff6)='./control\x00', 0x0, 0x0) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = creat(&(0x7f0000000100)='./file0\x00', 0x0) write$sndseq(r2, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @time=@time={0x77359400}}], 0x1c) link(&(0x7f0000f3bff8)='./file0\x00', &(0x7f0000000080)='./control/file0\x00') getdents(r0, &(0x7f0000000000), 0x1f0) creat(&(0x7f0000000000)='./control/file0\x00', 0x0) dup2(r0, r1) 2018/04/30 14:46:40 executing program 0: r0 = syz_open_dev$sndseq(&(0x7f0000000500)='/dev/snd/seq\x00', 0x0, 0x1eb082) read(r0, &(0x7f0000fb6000)=""/28, 0x1c) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r0, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r0, 0x4040534e, &(0x7f00000001c0)={0xc1, @time}) write$sndseq(r0, &(0x7f0000000080), 0x0) write$sndseq(r0, &(0x7f0000000040), 0x0) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0xc0, 0x0) setsockopt$inet_sctp6_SCTP_INITMSG(r1, 0x84, 0x2, &(0x7f0000000080)={0x7f, 0x4, 0x401, 0x549}, 0x8) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x0, 0x0) 2018/04/30 14:46:40 executing program 7: r0 = syz_open_dev$tun(&(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) r1 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000000)='/dev/dsp\x00', 0x40, 0x0) r2 = creat(&(0x7f00000000c0)='\x00', 0x30) renameat2(r1, &(0x7f0000000080)='./file0\x00', r2, &(0x7f0000000100)='./file0\x00', 0x3) r3 = fcntl$dupfd(r0, 0x0, r0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000040)={'team_slave_1\x00', 0xc026}) ioctl$TUNGETIFF(r0, 0x800454d2, &(0x7f00000002c0)) fchdir(r0) 2018/04/30 14:46:40 executing program 4: r0 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000040)='/dev/cuse\x00', 0x1, 0x0) write$fuse(r0, &(0x7f0000000280)={0x20, 0x3, 0x0, @random="3b35d28cc60c04b529c05e1858f6c217"}, 0x20) syncfs(r0) 2018/04/30 14:46:40 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vcs\x00', 0x420140, 0x0) getsockopt$IP6T_SO_GET_REVISION_MATCH(r1, 0x29, 0x44, &(0x7f0000000080)={'ah\x00'}, &(0x7f00000000c0)=0x1e) sendmsg$nl_route(r0, &(0x7f0000000380)={&(0x7f0000000040)={0x10}, 0xc, &(0x7f00000002c0)={&(0x7f0000000100)=ANY=[@ANYBLOB="340000002000010100000000000000000a000000000000000000000004002b6f9a3621baf76b9d7dd719320100140011006272696467655f73646176655f310000"], 0xfe76}, 0x1}, 0x0) 2018/04/30 14:46:40 executing program 7: syz_emit_ethernet(0x7a, &(0x7f0000d9ef05)={@link_local={0x1, 0x80, 0xc2}, @dev={[0xaa, 0xaa, 0xaa, 0xaa]}, [], {@ipv6={0x86dd, {0x0, 0x6, ')#2', 0x44, 0x88, 0x0, @ipv4={[], [0xff, 0xff], @broadcast=0xffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @gre={{0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x880b}}}}}}}, &(0x7f0000efe000)) r0 = socket(0xb, 0x80800, 0x7) ioctl$sock_ipx_SIOCIPXNCPCONN(r0, 0x89e3, &(0x7f0000000000)=0x9) 2018/04/30 14:46:40 executing program 6: r0 = epoll_create(0x9) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f00003b5000)='/dev/rfkill\x00', 0x0, 0x0) epoll_ctl$EPOLL_CTL_ADD(r0, 0x1, r1, &(0x7f00002b9ff4)={0x408000000005}) epoll_ctl$EPOLL_CTL_MOD(r0, 0x3, r1, &(0x7f0000000040)={0x1}) ioctl(r0, 0x400, &(0x7f0000000080)="da917f73f2345c5d837ddb02eb403ce1abf1c2626f437321065dc069727e2455a1916710865fbe6a1d653a2c419c12d6fb5a1c3ed0e7f141dbc9e2629deeb7fb294e32062fab3e3aecd1d1f28cffcd3c007d3e3def0b5f2e7988fb45bea88780ddd209b948ca4c5dfa93c250317cdc5e92376fcec3dd6c2e443191d867250cfac9c7c4af9717c35392") [ 81.481189] netlink: 20 bytes leftover after parsing attributes in process `syz-executor1'. 2018/04/30 14:46:41 executing program 3: bpf$PROG_LOAD(0x2, &(0x7f0000001fb8)={0x0, 0x0, &(0x7f000000cfd0)=@raw, &(0x7f0000002ff6)='syzkaller\x00', 0x0, 0xe7, &(0x7f0000002f19)=""/231}, 0x48) r0 = syz_open_dev$dmmidi(&(0x7f0000001140)='/dev/dmmidi#\x00', 0x8, 0x410880) setsockopt$IP6T_SO_SET_ADD_COUNTERS(r0, 0x29, 0x41, &(0x7f0000001180)={'mangle\x00', 0x4, [{}, {}, {}, {}]}, 0x68) r1 = syz_open_dev$mice(&(0x7f0000000000)='/dev/input/mice\x00', 0x0, 0xa0002) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffffff, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x4}, &(0x7f0000000080)=0x8) getsockopt$inet_sctp6_SCTP_GET_LOCAL_ADDRS(r1, 0x84, 0x6d, &(0x7f00000000c0)={r2, 0x1000, "aa2357231fb266e9a0245bd551f60be4596444fb829a760b439969ac8226a14b36803ce7f36e32b0e404e821ed328ee4b0f82c3d9aff06c7f1f0caea45fe969cd7e714ec85f4b12d7a28c6d52e36d2cc33622248de6ab8d998ab10dd2e514c6df906c7a1c2ca037ba461aa98419202e1b62921b78dd4c1e34ab86bc272f6ae1f1628ea0ca7b490b5ee2bd85df563915eba9069e648509a75de27cbd4d175c26f92a68386bc242fca5d06284f9953b6bed1ace3aad54ac0a53b691130e12a388c47d8a0d2221fb2a92f61878e3cfff6c3262c907ec5f488e82442f9123c6632f2af909d54a41b31498eff803d3aace8729b50f344a2509e8bde22a4cf9a331a1207ec51222b5d5d5c9cb6070a3113e96e2ea0bd7d89682df377d6c6a9afc0e45894b6835ffe68f6feda3f65223ac10071f9eba2b6a3ff56f73464e38ba78c1a413ad98eb99d8bd908b0f7adeeefcaad81e6c28f29d2d52482a7e96d907484fcb594fee831176fd6c22b5ae13b43f4c66e854b2dc4cfb75b60d9d201c9fdf5720848e7afa633b84551d52fa608819a6852dd22b99301adaf35740919b2e42a3cf65622069f7c69bc6a34eab246a31e600362e62735c748a4efb124b16838cfd4af32f8a9acdbb62bd6cd677af3b38ec62b774a039d0f392f35484d43e95f7968ca6f6e739628a25ac7e834fdbc44e2235c48544d00c991b4ea55bd67ea8f5a842c60236d3d5bce6e88394c3acd3fc8914c6d02a1b29482b1e6bc8ea9ef950c94328cafe658eab5012612907ee08c3e209521c23634fc688638eab774e819342175f41d27ba4c14bbfc03d2745074a6bea2627ea728677af6f38c1f0973388c2457a53ee5aedb39bfc5a702bfbe867f685619d9fa6acb8d7b195b95076461e43ffceec232213301673f64c2f3eefb8bd9230074254aa63a7f36429f1aeb0618373f3af20f3e87b3da295e3adf48e9b6f67059786ae50a3542541645c8e098ef8b590a2987e9ffcac349505bbcf2fa3ab08ad854b037809d9a768f3829ede961aedc536256ab519fee1d6021ab394cf0d8225ad855bbe6c21739eeb409ce310752b502ccdb0924f85b11f07d0c013e461956d943ce42881b73a9f24a7c1bf87854d8250ed4c3d1462ce048431de6ee8bd0bb5e1d2eac4d739d26690ba2bb47be31d025bf16da4f2db214386af5ae9502a6bdc6e762ca0aeaa09a1ea8a20e848eb9c68eb3a0d386c5d692a994293b8721fb53f863bb6f17092c379b6eac6e7e6bd8fd0d9d39f9d2c28c5559c0b74125625639e79078d62189f99ba4484e9a7b16cd14fd8f2dc2d58043302eef8e0ab5b39a1d02c91be114ac358113cbca53cde66c8a6e41aa8254e0f76eaef8800bd55e5e10a437ee57a05a2a9d1b5125b9e86d43f87288fae4efc6ee6fa53541ab8851b48bff0cf5585801d562277ad38f6389e72f456178d224a22d4b23a0fbacec920bb49b2901a251c8e70c35a1e545d012f54b4e83f0aaf9b3f241106c3d30aabea3cc2329abe4fc007c752e8b2d7c5f57563f2ad1b3564ea73a865a66c8e79d6a1a792572bfe06b031707d2a05484091a2e07e13425be987973d9e65976e1d615db26c83066345538ac92215283bf481b538803dfbba625192f3ec71a4e38ad9f00fac043d2356259fb760dcda9d17647d84b570f4bc5ebdc85fc6e1898c24139b92f92a4b8953dcc73d04f3863c696da0b405be878f71ad471dc83d28a50d3363c866469ac7510cffa5204b65ce2f0145b4cd2d7592158089a8f600e402145c291436d98d2a11e6ffd310ec02147c4bf90ee7d0e4b7d0b332a349c06c2bd465af941a7af46820867f74391eb81939c78eb15dd2313006d15113868f294e080819cce9fffbb70479329817a3a5a2691589bf62e79d4fd84eb1edc96d9c57a6d3879b1187f8c9a1966e0283a6335faefef1f1c45007ce3d8c7150884dea292ca2370084baf77adda0c22652363746e592bed00359df4377b8218f4d63f38724a19d6b1a5318c0819c33f99496ad595f6de6f26b9d61e2162146e33e1027c3fd31c049f33bada56b08b77a4a411271c50fa0048e332773f5b145f1c647974eae8912e04a317578f00470b0c4a2f4108bbac334a239d627f379c255313bbf78245474e43dd4bae7aaa51a43fd7aea9bb3813d68ed39b5ba821629f2c219ccad7fb5fdd93b799ef602940b43e00665a90a3b2e4688351319b62ffd5a63c11f756f2fa88904dcb7ab35b97b32d898eac7c4ec37a0f579ae3aa373603cfb7bbe5e37746e49a0324d22dfe5a4d46566a6929035567be129052b13d46b203c83510228cfba4bb4647a3ceacc0d44aaa6a2473a4c06ebf8b3b5a7161cc4d32d260931f2dfdf71029e081f138f7f8478003bb98c9a15901835987dab053499900125273001058949979b68a257a1b40d4358786590224e5d4587873cf23655dfd1af2fd312b21c8784a67cd7707a7806fe838bc063c1931e35fbd7da83085d3279968eea7bca6f38ef5d3c5d833133221bd8d6dca1d92a55328119a56304d12586f70eaf5f14368338c3199749432ef64846361b2069f387b2f900a349a1c37118ab72ec6df3849d12fc7416b5d52da5c99f4e86b4d475b68a6ecd2bbf526133bcab0f23ee007e8a8293b021a34671290d902aaa2083461a94ea2dd60298eea4c1927af83fd960f6e59135a18358a43ef4ac9ad9a781182de594710e3bef83d3d3e4ba4f4418e0ebe47aca1048a4ec76d2d872577c9f3268afede05dc56d38e20467e29d0435271800ff3a041907b84fd350c42631f2d9e94155d8f523b839f1f76c852a9ca0a6f954c06527ff18888c172894c291f2c56656c81e3508ffc7dbfa75b83d6ddeebf626f68d641e7c9cf3efc2f5ecd17e360caac1736d94766f4359efc608acfbdc5602d7ec126ced4f2237f8cc1e4f539279babcb8cadd3b19768d86f4cf2e00b4250d2be905140a76767529373daf92a5ce734aeffde91b06696541b392fba9124a7162097245f35fec1e585e905156fda8303d25c64b96089af5ab0fd097f9becfb98aecc1e14678f51a7a9ca6268651960a0f5765aeedbc655e7a1bca723085e4d580ca2a897eb82cce9bb99676f51e5a8a2f2e3d8085a05835210fe6b5b64f74b5c2bdc5f2a9c2af9896f817e38026502d3c031e7f39444ba0d58983d07db73e538e4095026862d0a43e96d12188996aaf0bd671fcd245be95591b649202f5537e75eb9da48d67c817b4025242fde7119ea4a18298a81c9e1906f2f6f25ab7cd981373db0f5883b2abc245662aeb5911ed8a04ee58b2bd20c167dbeed05beb271037942935454207fa19575890c12efa10d5067c0d613ce00d0413b3081edb851baf98732f1c3d22423c2e657c160e44cb8b177c772728d6e32cf7bda497ea266b59c46f097a9c50d13bb6304a8b8161c8ba2e3673b4c791a09d66faa9bb1374928e260d3adc8385f49cf0d0aef7e71043a2bc898cfaa264c7ddbf97a6e57f90fe4a50c18401aeade85fdb207a0bd0d45ed3a8c06ee15e9442039f27e154771bf162dd9667237848f84bbf3104e89bacc2d48c7c74964c36b55e7deafa12648dd5792c2f16d959188707a09803d47ba5315ec3a10aed7f7c2ffa4116877a15f810d8b8ca9a50f7effedd3d24f9cc44092361189783495a7b1f20ecd216d1e4add242b20406e13ed449562a6dd195c231ff2e6cad290d213c7db246b5278cc745f09e4914e89a652cb2f2e0e5213e1b86569f0d3cf99e5f87021844db51587c011cb7ad7459b64960dfaf4b47014701a4e3241491aa12f129e7d5fae430feb08e9db1bf3230fa2b4ccae7cb069d4f7986bf827c0f284145e8d7b83ffc79b13268725d15028cecd6c0bd266e10ee949dbfde1400ac679c9c9448f820632a38cb8a6f4ba58a06e7d6691edeb9b5ae42ea811b48c88c741388c6b3040621719add713d8cff05eb2cb30ac27ef4f4d0187cfebcf3b6aca4c7318e4986fe664e43492167ff24b65acd9d081318123496bdda332413e727f3deac98c588610da2a10a978764061b0fe619feb9b6020e5ab04c93b9b8b4aee64c9fd42d64cacc70d6f930b7dacc112a80c538f0700499a31e9e55fa9220d1ccf5388e33a5e9e34fe8fbb399ca7a1c857d40fb59577e7fc6aa7a598b2195f62716d71ac8ab8e1ba2ec7e21dc874d59e6ec1afb333f2e9bb55fe8d163a42dcca37dda2840deaac32578d4953658059b2b65638824f61dbc1287f60de389d98c39a5b3b9edb4d412a8d8cb0909a2831a16f3ed6dc00f287afeab9a84348d82293ede7986f675d96370c1b78d0f4155f35907a98d63b3d4a52968ab1123fa168bf09d918ae882069bda4fa96b390dc53aae436529de24a778621f27a80500bf93a7a951df1ba24003891dc9cb9601aa4e5b7c1794e474c965f63e4dcd7c03e08ab14c2cdf4d3790fc20cf4e220cd5d7db883f6516ebddfcde90ec7c3a9f7b7bc6feaa0cf53341868c03b906af3ea35cbb32b4e5276b60dad3bf93e21f24b261fd55dfe8502c36399541ab585cac4d35acd765eb2060f3196fb1652e6d5049246657082898ad89f456188ca5e97facb90657189a8d2b31c3cbf130ff2b344394ff397afc759069d17f048e8912b5810e23427306836928fbe569ba7dbe2d1e442d3d081dc533caf36979af3a3835f3cfc3135a2b347ec18c66b2ea58670f8b407e44aef07145a3a05e665bc12d7e38fc9368d75e5eb14692f530780f878f49aa2cc74ad7be220e87d1a13da986f3aa9ac67b8e0270bdd567fe46739ee5145e8e2e61d442da98eaa63b00c3af7b5a6b19dbb77456ff4e322c71049dcdfb15b3727ca2c9cdbe9dda444b11ea0de429c431d6949bb2101d45762d49ddfc2ac315db5099df5dbabfcc7e7d84ba3b69833add61e37fcea2062e4484459e4f020560fc1be9674a18953bbf8a36baa5d6381c5a5ef72c411918a213a764a6d2907b908e860b9f96ce33151513a4fcf498e5ae601a6c7a7645cd1ed998197ee814445b87253a298ddf3ee7449ec1d7dc4a356a782b19580351046256a8c962809ddc53b07330ed826c131994a1ef877f8ecf05167be3b8271577635fc2e66c59a4a747c526492c813c1395694bcdfb71092a0263c120b4b8a7cd5a89868d3bb1de1475d3c9a4e50508e68738d8bffdf0ae266a51e7361b61b69e7d9fcf93abe4d36560f71a69490f3f7154de06c0be090708eafe20c007f3abd34542b66a398212f4e957d97fe66addb25d590f3b03a9923c7d6426dca164322f793264bbd287a77d73b58eae004f1bd9a72a655383b04bd7dd3c745b5e7e25f6820a5066a2e53541b3e358f8f411746aaf3e27607b560143d84bb14ae0c6f22f1df8d4a7971c294b579bb5fa54da927bf6a42b4371cb846179f85e9b2559fec24846f603f0353c8369c0cf3331e0a0daf8c86f257f4bf04a956a179bdb7aadadd6d595e2dea2a3d253f45ff6d02dc78f58d254516f8f1f35b56b17a94fbfea651f7ac3064ba99e276e3f90d94e89fc62b0b3f325b773f7d1e438e713c02973ca62fdfbc30865002976e8a696268cb75a3edc062b54c9531c62046fe1c7a7b086145a0e7ec0458840a307c56ba7c615ba6b16e3e403c075cd8fafc357825718a32a4b9f72d9f8bdf0caabd60b1f8c0d2cd5a433386b5dd202874f6cf304ff9d4e06183ef3117ed60f5a59df4e191d1bf03add2c4a74871ef9838a77e4bb043ec9d0cc78055ca629271f38d59098ab76cead8b7d8ed2f0af5428b98f35c8f6d0c0b08af9c98273c"}, &(0x7f0000001100)=0x1008) 2018/04/30 14:46:41 executing program 4: r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000040)='/dev/sequencer2\x00', 0x408100, 0x0) syz_open_dev$sndmidi(&(0x7f0000000000)='/dev/snd/midiC#D#\x00', 0x8, 0x84000) ioctl$KDGKBLED(r0, 0x80045104, &(0x7f0000000fff)) 2018/04/30 14:46:41 executing program 1: socketpair$inet(0x1e, 0x4, 0x0, &(0x7f0000f23ff8)={0x0}) perf_event_open(&(0x7f000025c000)={0x0, 0x78}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg$key(r0, &(0x7f0000f22000)={0x0, 0x0, &(0x7f0000f22000)={&(0x7f00001d7000)=ANY=[@ANYBLOB="1e002006010000000000000000000004"], 0x2c77}, 0x1}, 0x0) 2018/04/30 14:46:41 executing program 6: r0 = memfd_create(&(0x7f0000ee4000)='/dev/vga_arbiter\x00', 0x0) write(r0, &(0x7f0000d86000)="232109a7", 0x4) getsockopt$netrom_NETROM_T2(r0, 0x103, 0x2, &(0x7f0000000100)=0x380e7eb7, &(0x7f00000000c0)=0xfffffffffffffee3) prctl$setname(0xf, &(0x7f0000000000)='-\x00') execveat(r0, &(0x7f0000ff7000)='./file0\x00', &(0x7f0000e56000), &(0x7f0000000040)=[&(0x7f0000ff7000)="00000000000000060804000000ff1b0c6565643b799365005ffc76"], 0xffe) 2018/04/30 14:46:41 executing program 7: r0 = syz_open_procfs(0x0, &(0x7f0000000180)='net/ptype\x00') setsockopt$inet_sctp6_SCTP_AUTH_CHUNK(0xffffffffffffffff, 0x84, 0x15, &(0x7f0000000400), 0x1) getsockopt$inet_sctp_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f0000000000)={0x0, 0xb, "1e50643688de4c52ae048f"}, &(0x7f0000000040)=0x13) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000080)={r1, 0x5, 0x30}, 0xc) lseek(r0, 0x800000000, 0x0) 2018/04/30 14:46:41 executing program 5: unshare(0x40600) r0 = userfaultfd(0x800) fstatfs(r0, &(0x7f0000000040)=""/186) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f00001b4ff6)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000000000)=0xffff) 2018/04/30 14:46:41 executing program 0: r0 = syz_open_dev$sndseq(&(0x7f0000000500)='/dev/snd/seq\x00', 0x0, 0x1eb082) read(r0, &(0x7f0000fb6000)=""/28, 0x1c) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r0, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r0, 0x4040534e, &(0x7f00000001c0)={0xc1, @time}) write$sndseq(r0, &(0x7f0000000080), 0x0) write$sndseq(r0, &(0x7f0000000040), 0x0) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0xc0, 0x0) setsockopt$inet_sctp6_SCTP_INITMSG(r1, 0x84, 0x2, &(0x7f0000000080)={0x7f, 0x4, 0x401, 0x549}, 0x8) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x0, 0x0) 2018/04/30 14:46:41 executing program 2: r0 = syz_open_dev$sndseq(&(0x7f0000000500)='/dev/snd/seq\x00', 0x0, 0x1eb082) read(r0, &(0x7f0000fb6000)=""/28, 0x1c) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r0, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r0, 0x4040534e, &(0x7f00000001c0)={0xc1, @time}) write$sndseq(r0, &(0x7f0000000080), 0x0) write$sndseq(r0, &(0x7f0000000040), 0x0) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0xc0, 0x0) setsockopt$inet_sctp6_SCTP_INITMSG(r1, 0x84, 0x2, &(0x7f0000000080)={0x7f, 0x4, 0x401, 0x549}, 0x8) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x0, 0x0) [ 82.395384] ================================================================== [ 82.402807] BUG: KMSAN: uninit-value in tipc_node_get_mtu+0x200/0x7a0 [ 82.409412] CPU: 0 PID: 6780 Comm: syz-executor1 Not tainted 4.16.0+ #87 [ 82.416245] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 82.425590] Call Trace: [ 82.428180] dump_stack+0x185/0x1d0 [ 82.431808] ? tipc_node_get_mtu+0x200/0x7a0 [ 82.436215] kmsan_report+0x142/0x240 [ 82.440019] __msan_warning_32+0x6c/0xb0 2018/04/30 14:46:41 executing program 4: r0 = syz_open_procfs(0x0, &(0x7f00000000c0)='/exe\x00\x00\x00\x00\x00\x00') io_setup(0x1, &(0x7f0000000080)=0x0) io_submit(r1, 0x1, &(0x7f0000000040)=[&(0x7f0000000000)={0x0, 0x0, 0x19, 0x8, 0x0, r0, &(0x7f0000000100)}]) [ 82.444077] tipc_node_get_mtu+0x200/0x7a0 [ 82.448316] __tipc_sendmsg+0x1b32/0x41c0 [ 82.452462] ? kmsan_set_origin_inline+0x6b/0x120 [ 82.457302] ? __msan_poison_alloca+0x15c/0x1d0 [ 82.461973] ? local_bh_enable+0x36/0x40 [ 82.466049] tipc_sendmsg+0xeb/0x140 [ 82.469770] ? tipc_recvmsg+0x1c30/0x1c30 [ 82.473917] ___sys_sendmsg+0xec0/0x1310 [ 82.477982] ? switch_fpu_finish+0x6e/0x4d0 [ 82.482310] ? __fdget+0x4e/0x60 [ 82.485694] SYSC_sendmsg+0x2a3/0x3d0 [ 82.489507] SyS_sendmsg+0x54/0x80 2018/04/30 14:46:41 executing program 7: r0 = socket$inet6(0xa, 0x2, 0x1) connect$inet6(r0, &(0x7f0000000100)={0xa, 0x0, 0x0, @dev={0xfe, 0x80}, 0x5}, 0x1c) socketpair$inet6_sctp(0xa, 0x5, 0x84, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$inet_sctp6_SCTP_AUTH_CHUNK(r1, 0x84, 0x15, &(0x7f0000000040)={0x1ff}, 0x1) sendmmsg(r0, &(0x7f0000007e00), 0x400000000000204, 0x0) [ 82.493045] do_syscall_64+0x309/0x430 [ 82.496937] ? ___sys_sendmsg+0x1310/0x1310 [ 82.501260] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 82.506441] RIP: 0033:0x455979 [ 82.509625] RSP: 002b:00007f83c34eac68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 82.517331] RAX: ffffffffffffffda RBX: 00007f83c34eb6d4 RCX: 0000000000455979 [ 82.524594] RDX: 0000000000000000 RSI: 0000000020f22000 RDI: 0000000000000013 [ 82.531863] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 2018/04/30 14:46:41 executing program 6: unshare(0x40600) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) socketpair(0x0, 0x0, 0x3, &(0x7f0000000000)={0xffffffffffffffff}) getsockopt$inet_tcp_buf(r1, 0x6, 0xe, &(0x7f00000000c0)=""/192, &(0x7f0000000040)=0xc0) fcntl$getownex(r0, 0x10, &(0x7f0000000080)) [ 82.539130] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 82.546395] R13: 0000000000000538 R14: 00000000006fbde0 R15: 0000000000000000 [ 82.553661] [ 82.555285] Local variable description: ----dnode@__tipc_sendmsg [ 82.561415] Variable was created at: [ 82.565129] __tipc_sendmsg+0x20c/0x41c0 [ 82.569193] tipc_sendmsg+0xeb/0x140 [ 82.572901] ================================================================== [ 82.580247] Disabling lock debugging due to kernel taint [ 82.585692] Kernel panic - not syncing: panic_on_warn set ... [ 82.585692] [ 82.593054] CPU: 0 PID: 6780 Comm: syz-executor1 Tainted: G B 4.16.0+ #87 [ 82.601195] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 82.610544] Call Trace: [ 82.613133] dump_stack+0x185/0x1d0 [ 82.616764] panic+0x39d/0x940 [ 82.619975] ? tipc_node_get_mtu+0x200/0x7a0 [ 82.624390] kmsan_report+0x238/0x240 [ 82.628199] __msan_warning_32+0x6c/0xb0 [ 82.632267] tipc_node_get_mtu+0x200/0x7a0 [ 82.636510] __tipc_sendmsg+0x1b32/0x41c0 [ 82.640660] ? kmsan_set_origin_inline+0x6b/0x120 [ 82.645511] ? __msan_poison_alloca+0x15c/0x1d0 [ 82.650181] ? local_bh_enable+0x36/0x40 [ 82.654259] tipc_sendmsg+0xeb/0x140 [ 82.657980] ? tipc_recvmsg+0x1c30/0x1c30 [ 82.662127] ___sys_sendmsg+0xec0/0x1310 [ 82.666193] ? switch_fpu_finish+0x6e/0x4d0 [ 82.670529] ? __fdget+0x4e/0x60 [ 82.673913] SYSC_sendmsg+0x2a3/0x3d0 [ 82.677723] SyS_sendmsg+0x54/0x80 [ 82.681265] do_syscall_64+0x309/0x430 [ 82.685158] ? ___sys_sendmsg+0x1310/0x1310 [ 82.689486] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 2018/04/30 14:46:41 executing program 6: r0 = syz_open_dev$sg(&(0x7f0000000240)='/dev/sg#\x00', 0x200000000801, 0x4001fffff) r1 = accept(r0, &(0x7f0000000000)=@pptp={0x0, 0x0, {0x0, @loopback}}, &(0x7f0000000080)=0x80) ioctl$sock_bt_hidp_HIDPCONNDEL(r1, 0x400448c9, &(0x7f00000000c0)={{0x2, 0x62b, 0xfffffffffffffffa, 0x1, 0x8, 0x6}, 0x8}) [ 82.694669] RIP: 0033:0x455979 [ 82.697854] RSP: 002b:00007f83c34eac68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 82.705561] RAX: ffffffffffffffda RBX: 00007f83c34eb6d4 RCX: 0000000000455979 [ 82.712829] RDX: 0000000000000000 RSI: 0000000020f22000 RDI: 0000000000000013 [ 82.720111] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 82.727692] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 82.734967] R13: 0000000000000538 R14: 00000000006fbde0 R15: 0000000000000000 [ 82.742688] Dumping ftrace buffer: [ 82.746211] (ftrace buffer empty) [ 82.749896] Kernel Offset: disabled [ 82.753497] Rebooting in 86400 seconds..