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 '10.128.0.52' (ECDSA) to the list of known hosts. 2018/04/20 13:13:13 fuzzer started 2018/04/20 13:13:13 dialing manager at 10.128.0.26:40315 2018/04/20 13:13:19 kcov=true, comps=false 2018/04/20 13:13:22 executing program 0: 2018/04/20 13:13:22 executing program 2: mmap(&(0x7f0000000000/0x709000)=nil, 0x709000, 0x0, 0x44031, 0xffffffffffffffff, 0x0) sysfs$2(0x2, 0x0, &(0x7f0000000000)=""/52) 2018/04/20 13:13:22 executing program 7: r0 = memfd_create(&(0x7f0000000180)='\x00', 0x0) mmap(&(0x7f0000000000/0x667000)=nil, 0x667000, 0x0, 0x20811, r0, 0x0) futex(&(0x7f0000001000), 0x0, 0x0, &(0x7f0000000000), &(0x7f0000000000), 0x0) 2018/04/20 13:13:22 executing program 1: r0 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x2) getsockopt$inet_sctp_SCTP_GET_LOCAL_ADDRS(0xffffffffffffffff, 0x84, 0x6d, &(0x7f00000005c0), &(0x7f0000001600)=0x8) read(r0, &(0x7f0000fb6000)=""/28, 0x1c) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r0, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r0, 0x4040534e, &(0x7f000019ffe9)={0xc5, @time={0x0, 0x1c9c380}}) write$sndseq(r0, &(0x7f0000000080), 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r0, 0x4058534c, &(0x7f000035d000)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000040)='/dev/sequencer2\x00', 0x0, 0x0) 2018/04/20 13:13:22 executing program 4: 2018/04/20 13:13:22 executing program 3: 2018/04/20 13:13:22 executing program 5: 2018/04/20 13:13:22 executing program 6: syzkaller login: [ 41.725579] ip (3750) used greatest stack depth: 54888 bytes left [ 41.749382] ip (3755) used greatest stack depth: 54672 bytes left [ 42.177533] ip (3794) used greatest stack depth: 54440 bytes left [ 42.289735] ip (3802) used greatest stack depth: 54312 bytes left [ 43.129259] ip (3891) used greatest stack depth: 54200 bytes left [ 43.532585] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.539134] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.581115] device bridge_slave_0 entered promiscuous mode [ 43.624960] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.631419] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.640173] ip (3926) used greatest stack depth: 53656 bytes left [ 43.652165] device bridge_slave_0 entered promiscuous mode [ 43.676703] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.683164] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.716520] device bridge_slave_0 entered promiscuous mode [ 43.740910] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.747541] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.772257] device bridge_slave_0 entered promiscuous mode [ 43.788859] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.795323] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.809262] device bridge_slave_0 entered promiscuous mode [ 43.833991] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.840449] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.850899] device bridge_slave_1 entered promiscuous mode [ 43.860072] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.866506] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.889416] device bridge_slave_0 entered promiscuous mode [ 43.914158] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.920590] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.940828] device bridge_slave_1 entered promiscuous mode [ 43.950672] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.957138] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.964758] device bridge_slave_1 entered promiscuous mode [ 43.971290] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.977729] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.994170] device bridge_slave_1 entered promiscuous mode [ 44.001386] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.007802] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.028279] device bridge_slave_0 entered promiscuous mode [ 44.044181] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.050644] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.069075] device bridge_slave_0 entered promiscuous mode [ 44.083799] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.090260] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.100441] device bridge_slave_1 entered promiscuous mode [ 44.109354] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.123807] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.131538] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.138850] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.145282] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.161969] device bridge_slave_1 entered promiscuous mode [ 44.179414] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.185873] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.216285] device bridge_slave_1 entered promiscuous mode [ 44.240834] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.264158] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.314850] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.321306] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.350855] device bridge_slave_1 entered promiscuous mode [ 44.364505] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.374526] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.383890] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.393367] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.425008] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.449163] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.456527] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.589571] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.597394] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.654702] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.811611] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 45.261341] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.380073] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.422941] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 45.440347] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.450106] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.500179] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.542305] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.562134] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 45.631098] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 45.639303] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.692381] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 45.714245] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 45.775254] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.782573] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 45.812979] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 45.997455] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 46.458836] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 46.569974] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 46.590296] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 46.668480] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 46.717126] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 46.742807] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 46.792305] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 46.800105] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 46.814229] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 46.826558] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 46.895877] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 46.903997] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.920568] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 46.974723] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 46.982805] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 46.990338] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.002926] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.018617] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 47.028851] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.038504] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 47.046228] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.056357] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.098827] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 47.106927] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 47.128821] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 47.135994] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.148091] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.193222] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.200607] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.218723] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.247662] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.256178] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 47.271266] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.309197] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.330458] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.351684] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.363074] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.378906] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 47.386820] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 47.394988] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.405725] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.426782] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.440485] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.459560] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.474755] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.484285] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.491419] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.509861] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.538205] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 47.551266] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 47.561769] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.579257] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.607872] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 47.615111] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.632703] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.674506] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 47.681811] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.723241] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.771787] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.779336] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.800719] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.957557] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 47.964757] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.975607] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.530082] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.536575] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.543454] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.549923] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.585837] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 49.592356] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 49.663621] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.670126] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.677054] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.683597] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.748180] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 49.761817] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.768269] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.775123] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.781562] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.808302] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 49.824099] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.830562] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.837404] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.843832] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.854590] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 50.023499] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.029967] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.036803] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.043251] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.066758] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 50.082900] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.089335] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.096169] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.102605] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.143313] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 50.156518] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.163000] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.169892] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.176341] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.244724] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 50.451192] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.457674] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.464491] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.470936] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.480631] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 50.655148] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 50.664917] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 50.686666] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 50.694142] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 50.703144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 50.711440] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 50.718903] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 58.802969] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 58.832259] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 59.256312] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 59.314600] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 59.380998] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 59.412800] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 59.553746] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 59.560095] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.571767] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.614930] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 59.621196] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.629080] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.665774] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 59.682383] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 60.082518] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 60.088808] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.097284] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.132782] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 60.145950] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.165440] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.186095] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 60.200186] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.218015] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.250385] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 60.256642] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.273667] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.553837] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 60.560380] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.571537] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.600861] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 60.608238] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.642960] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready 2018/04/20 13:13:48 executing program 3: 2018/04/20 13:13:48 executing program 3: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'cfb(aes)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000052000)="21130000000000000000000000000000", 0x10) r1 = accept$alg(r0, 0x0, 0x0) write(r1, &(0x7f00000003c0)="44180c5030827edcf6bf39b97527f6f2", 0x10) readv(r1, &(0x7f0000008180)=[{&(0x7f0000007180)=""/4096, 0x1000}], 0x1) 2018/04/20 13:13:48 executing program 3: syz_mount_image$f2fs(&(0x7f0000000000)='f2fs\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2b, &(0x7f0000000200)=[{&(0x7f0000010400)="1020f5f20100070009000000030000000c0000000900000002000000010000000000000000480000000000000d00000022000000020000000200000002000000020000001a000000000400000004000000080000000c00000010000000140000030000000100000002", 0x69, 0x1400}, {&(0x7f0000011700)="0c0000000000000000040000000000000c00000000000000160000001800000014000000000000000200000004000000ffffffffffffffffffffffffffffffffffffffff0d000b00000000000000000000000000060000000a00000008000000ffffffffffffffffffffffffffffffffffffffff090000000000000000000000000000004500000006000000010000000b0000000b0000000e0000004000000040000000fc0f", 0xa6, 0x600000}, {&(0x7f0000011900)="000000000000000000000000000000000000000000000000000000060000000000030c0818000000000000000000000000000000000000000000000000000000", 0x40, 0x6011e0}, {&(0x7f0000011b00)="0000000000000000000000000000000000000000000000000004000000001400", 0x20, 0x601280}, {&(0x7f0000011d00)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\b\x00\x00\x00\x00\b\x00\x00\x00\x00\x00', 0x20, 0x601320}, {&(0x7f0000011f00)="000000000000000000000000000000000000000000000300000000000003000000000000030000000000000300000000000003000000000000030000000000000300000000000003000000000000030000000000000000000000000000000000", 0x60, 0x6013e0}, {&(0x7f0000012100)="0000000100000000000000000000000000000000000000000000000000000000", 0x20, 0x602e00}, {&(0x7f0000012300)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x603fe0}, {&(0x7f0000012500)="00000000000000000000000000000000000000000000000000000000e5f2483c", 0x20, 0x605fe0}, {&(0x7f0000012700)="ed41000000000000000000000200000000100000000000000200000000000000f5a0d85a00000000f5a0d85a00000000f5a0d85a0000000000000000000000000000000000000000010000000000000000000000000000000000000000000000", 0x60, 0x1400000}, {&(0x7f0000012900)="0000000000000000030000000300000000000000010000000000000001140000ed41000000000000000000000200000000100000000000000200000000000000f5a0d85a00000000f5a0d85a00000000f5a0d85a00000000000000009e0b39289e0b392800000000010000000000000000000000000000000000000000000000", 0x80, 0x1400fe0}, {&(0x7f0000012b00)="0000000000000000030000000300000000000000010000000000000002140000ed41000000000000000000000300000000100000000000000200000000000000f5a0d85a00000000f5a0d85a00000000f5a0d85a00000000a52f2d29a52f2d29a52f2d2900000000010000000000000000000000000000000000000000000000", 0x80, 0x1401fe0}, {&(0x7f0000012d00)="000000000000000003000000030000000000000002000000cf50ee6a03140000ed410204000000000000000002000000a00d0000000000000100000000000000f5a0d85a00000000f5a0d85a00000000f5a0d85a000000009e0b39289e0b39289e0b392844dccc52010000000000000000000000030000000500000066696c653100000000000000000000000000000000000000000000000000000000000000", 0xa0, 0x1402fe0}, {&(0x7f0000012f00)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00', 0x40, 0x1403940}, {&(0x7f0000013100)="000000000000000000000000070000000000000000000000000000000000000000000000000000000000000000000500000001000200000000030000000200024a8113ed06000000050001000000000000000000000000000000000000000000", 0x60, 0x1404160}, {&(0x7f0000013300)="0000000000000000050000000500000000000000030000009cb95a5005140000ed41000000000000000000000300000000100000000000000200000000000000f5a0d85a00000000f5a0d85a00000000f5a0d85a00000000a52f2d29ae53212aae53212a00000000010000000000000000000000000000000000000000000000", 0x80, 0x1404fe0}, {&(0x7f0000013500)="0000000000000000030000000300000000000000040000007718c7df06140000ed41000000000000000000000300000000100000000000000200000000000000f5a0d85a00000000f5a0d85a00000000f5a0d85a00000000a52f2d29b577152bb577152b00000000010000000000000000000000000000000000000000000000", 0x80, 0x1405fe0}, {&(0x7f0000013700)="0000000000000000030000000300000000000000050000001be03f1a07140000ed41000000000000000000000300000000100000000000000200000000000000f5a0d85a00000000f5a0d85a00000000f5a0d85a00000000a52f2d29bc9b092cbc9b092c00000000010000000000000000000000000000000000000000000000", 0x80, 0x1406fe0}, {&(0x7f0000013900)="000000000000000003000000030000000000000006000000ce91de7908140000ed41000000000000000000000300000000100000000000000200000000000000f5a0d85a00000000f5a0d85a00000000f5a0d85a00000000a52f2d29c3bffd2cc3bffd2c00000000010000000000000000000000000000000000000000000000", 0x80, 0x1407fe0}, {&(0x7f0000013b00)="0000000000000000030000000300000000000000070000007e7498d109140000ed41000000000000000000000400000000100000000000000200000000000000f5a0d85a00000000f5a0d85a00000000f5a0d85a00000000a52f2d29c9dab42dc9dab42d00000000010000000000000000000000000000000000000000000000", 0x80, 0x1408fe0}, {&(0x7f0000013d00)="00000000000000000300000003000000000000000800000062a5e86a0a140000ed410204000000000000000002000000a00d0000000000000100000000000000f5a0d85a00000000f5a0d85a00000000f5a0d85a00000000c3bffd2cc3bffd2cc3bffd2c4adccc520100000000000000000000000300000008000000564944454f5f545300000000000000000000000000000000000000000000000000000000", 0xa0, 0x1409fe0}, {&(0x7f0000013f00)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00', 0x40, 0x140a940}, {&(0x7f0000014100)="000000000000000000000000070000000000000000000000000000000000000000000000000000000000000000000b00000001000200000000030000000200024a8113ed0c000000050001000000000000000000000000000000000000000000", 0x60, 0x140b160}, {&(0x7f0000014300)="00000000000000000b0000000b0000000000000009000000af16fc3f0c140000ed41000000000000000000000400000000100000000000000200000000000000f5a0d85a00000000f5a0d85a00000000f5a0d85a00000000a52f2d29d307e62ed307e62e00000000010000000000000000000000000000000000000000000000", 0x80, 0x140bfe0}, {&(0x7f0000014500)="00000000000000000300000003000000000000000a000000dc66ff100d140000", 0x20, 0x140cfe0}, {&(0x7f0000014700)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00syzkaller\n\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00', 0x20, 0x1800160}, {&(0x7f0000014900)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00syzkaller\n\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00', 0x20, 0x1801160}, {&(0x7f0000014b00)="000000000000000000000000d181d18ed0b7d0bad0b0d0bbd0bbd0b5d1800a00", 0x20, 0x1802160}, {&(0x7f0000014d00)="000000000000000000000000d181d18ed0b7d0bad0b0d0bbd0bbd0b5d1800a00", 0x20, 0x1803160}, {&(0x7f0000014f00)="0000000000000000070000000700000001000000040000007718c7df05180000ed81000200000000000000000100000000000000000000000100000000000000f5a0d85a00000000f5a0d85a00000000f5a0d85a00000000ae53212aae53212aae53212a47dccc52010000000000000000000000030000000500000066696c653300000000000000000000000000000000000000000000000000000000000000", 0xa0, 0x1804fe0}, {&(0x7f0000015100)="000000000000000009000000090000000100000006000000ce91de7907180000a481010200000000000000000100000000000000000000000100000000000000f5a0d85a00000000f5a0d85a00000000f5a0d85a00000000bc9b092cbc9b092cbc9b092c49dccc52010000000000000000000000030000000800000066696c652e73797a00000000000000000000000000000000000000000000000000000000", 0xa0, 0x1806fe0}, {&(0x7f0000015300)="00000000000000000c0000000c0000000100000009000000af16fc3f09180000a481000a00000000000000000100000010000000000000000100000000000000f5a0d85a00000000f5a0d85a00000000f5a0d85a00000000cdec2e2ed307e62ed307e62e4cdccc520100000000000000000000000300000012000000d181d18ed0b7d0bad0b0d0bbd0bbd0b5d180000000000000000000000000000000000000", 0xa0, 0x1808fe0}, {&(0x7f0000015500)="00000000000000000d0000000d000000010000000a000000dc66ff100a180000a481000a00000000000000000100000010000000000000000100000000000000f5a0d85a00000000f5a0d85a00000000f5a0d85a00000000cdec2e2ed307e62ed307e62e4cdccc520100000000000000000000000300000012000000d181d18ed0b7d0bad0b0d0bbd0bbd0b5d180000000000000000000000000000000000000", 0xa0, 0x1809fe0}, {&(0x7f0000015700)="00000000000000000d0000000d000000010000000b00000001d336fb0b180000", 0x20, 0x180afe0}, {&(0x7f0000015900)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x2000940}, {&(0x7f0000015b00)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00file0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00', 0x40, 0x2001940}, {&(0x7f0000015d00)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00file0\x00\x00\x00file1\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00', 0x40, 0x2002940}, {&(0x7f0000015f00)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00file0\x00\x00\x00file1\x00\x00\x00file2\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00', 0x40, 0x2003940}, {&(0x7f0000016100)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00file0\x00\x00\x00file1\x00\x00\x00file2\x00\x00\x00file3\x00\x00\x00', 0x40, 0x2004940}, {&(0x7f0000016300)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00file0\x00\x00\x00file1\x00\x00\x00file2\x00\x00\x00file3\x00\x00\x00file4\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00', 0x60, 0x2005940}, {&(0x7f0000016500)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00file0\x00\x00\x00file1\x00\x00\x00file2\x00\x00\x00file3\x00\x00\x00file4\x00\x00\x00file.syz\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00', 0x60, 0x2006940}, {&(0x7f0000016700)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00file0\x00\x00\x00file1\x00\x00\x00file2\x00\x00\x00file3\x00\x00\x00file4\x00\x00\x00file.syzVIDEO_TS\x00\x00\x00\x00\x00\x00\x00\x00', 0x60, 0x2007940}, {&(0x7f0000016900)="000000000000000000000000000000002e000000000000002e2e00000000000066696c653000000066696c653100000066696c653200000066696c653300000066696c653400000066696c652e73797a564944454f5f5453d181d18ed0b7d0bad0b0d0bbd0bbd0b5d18000000000000000000000000000000000000000000000", 0x80, 0x2008940}], 0x0, &(0x7f0000016a00)) r0 = open$dir(&(0x7f0000000040)='./file0/file0\x00', 0x22000, 0x100) preadv(r0, &(0x7f0000000180)=[{&(0x7f0000000080)=""/81, 0x51}, {&(0x7f0000000140)=""/32, 0x20}, {&(0x7f0000000c00)=""/234, 0xea}], 0x3, 0x0) fsync(r0) 2018/04/20 13:13:48 executing program 6: add_key(&(0x7f0000000040)='logon\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a}, &(0x7f00000000c0)='7', 0x1, 0xfffffffffffffffb) 2018/04/20 13:13:49 executing program 0: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000590fa8)={0x26, 'skcipher\x00', 0x0, 0x0, 'ctr(blowfish)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000000240)="ca1535dd40dad7eb4b9d9a81ff4bbc7910c59d0fc06754a8eb30c9d8f4f5fa44f5e238fffe9987e1ce9fe81f970949edef0420bc318ad0b958", 0x39) 2018/04/20 13:13:49 executing program 6: r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) read(r0, &(0x7f0000000100)=""/63, 0x3f) getsockopt$IP_VS_SO_GET_TIMEOUT(0xffffffffffffffff, 0x0, 0x486, &(0x7f0000000080), &(0x7f00000000c0)=0xc) 2018/04/20 13:13:49 executing program 3: r0 = socket$packet(0x11, 0x200000000003, 0x300) ioctl$sock_ifreq(r0, 0x80000089f0, &(0x7f0000000080)={"6272696467653000e7ffffff00", @ifru_settings={0x0, 0x0, @fr_pvc=&(0x7f0000000040)}}) 2018/04/20 13:13:49 executing program 1: r0 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x2) getsockopt$inet_sctp_SCTP_GET_LOCAL_ADDRS(0xffffffffffffffff, 0x84, 0x6d, &(0x7f00000005c0), &(0x7f0000001600)=0x8) read(r0, &(0x7f0000fb6000)=""/28, 0x1c) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r0, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r0, 0x4040534e, &(0x7f000019ffe9)={0xc5, @time={0x0, 0x1c9c380}}) write$sndseq(r0, &(0x7f0000000080), 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r0, 0x4058534c, &(0x7f000035d000)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000040)='/dev/sequencer2\x00', 0x0, 0x0) 2018/04/20 13:13:49 executing program 5: r0 = socket$inet_sctp(0x2, 0x1, 0x84) getsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x9, &(0x7f0000c7df60)={0x7ff, @in6={{0xa}}}, &(0x7f000064b000)=0xa0) r2 = dup2(r0, r0) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f0000000000)={r1}, &(0x7f0000000040)=0x8) 2018/04/20 13:13:49 executing program 7: r0 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000003ff0)={&(0x7f00000002c0)=ANY=[@ANYBLOB="020d00001400000000000000000000000800120000000300000000000000000020000000000000000000060000000001e000000100000000000000da2fde7b8c37aec6000000efffffff000000000000030006000000000002000000ac14ffbb000000000000000003000500000000000200e6ffab14ffbb00000000000000000400030000000000000000000000000000000000cf0000000000000000000000"], 0xa0}, 0x1}, 0x0) 2018/04/20 13:13:49 executing program 4: r0 = openat$vnet(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vhost-net\x00', 0x2, 0x0) ioctl$VHOST_SET_OWNER(r0, 0xaf01, 0x0) ioctl$VHOST_SET_VRING_NUM(r0, 0x4008af10, &(0x7f0000000040)={0x0, 0x8}) 2018/04/20 13:13:49 executing program 2: r0 = getpid() semget$private(0x0, 0x0, 0x0) prctl$setptracer(0x59616d61, r0) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) prctl$setptracer(0x59616d61, r0) 2018/04/20 13:13:49 executing program 7: r0 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000003ff0)={&(0x7f00000000c0)=ANY=[@ANYBLOB="020d00001400000000000000000000000800120000000300000000000000000020000000000000000000060000000001e000000100000000000000da2fde7b8c37aec6000000efffffff000000000000030006000002000002000000ac14ffbb000000000000000003000500000000000200e6ffab14ffbb00000000000000000400030000000000000000000000000000000000cf000000000000000000000015bb43d52af0f724cacd04dbd7f1155287c5a63f7197fbfe75b387a68b7a84fa9c8f3f84199b27d993106a3eb993fab6ac9b1a8043878f0074f2d873331c6236c9db27335166aba34554829b6c1d38f3c08c6af4139a"], 0xf6}, 0x1}, 0x0) 2018/04/20 13:13:49 executing program 3: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) shmctl$SHM_INFO(0x0, 0xe, &(0x7f0000000240)=""/178) 2018/04/20 13:13:49 executing program 2: r0 = getpid() semget$private(0x0, 0x0, 0x0) prctl$setptracer(0x59616d61, r0) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) prctl$setptracer(0x59616d61, r0) 2018/04/20 13:13:49 executing program 6: request_key(&(0x7f0000000140)='keyring\x00', &(0x7f0000000180)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000240)='mime_typeem0[\x00', 0xfffffffffffffffb) 2018/04/20 13:13:49 executing program 0: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = memfd_create(&(0x7f000003e000)=')\x00', 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000868ff3)='/dev/snd/seq\x00', 0x0, 0x8000040000105) dup2(r1, r0) write$tun(r0, &(0x7f0000000040)={@void, @hdr, @ipv6={0x0, 0x6, "d14b7d", 0x30, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}, @loopback={0x0, 0x1}, {[], @icmpv6=@dest_unreach={0x1, 0x0, 0x0, 0x0, [], {0x0, 0x6, "9569da", 0x0, 0x0, 0x0, @empty, @ipv4={[], [0xff, 0xff]}}}}}}, 0x62) 2018/04/20 13:13:50 executing program 5: r0 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000003ff0)={&(0x7f00000002c0)=ANY=[@ANYBLOB="020d00001400000000000000000000000800120000000300000000000000000020000000000000000000060000000001e000000120000000000000da2fde7b8c37aec6000000efffffff000000000000030006000000000002000000ac14ffbb000000000000000003000500000000000200e6ffab14ffbb00000000000000000400030000000000000000000000000000000000cf0000000000000000000000"], 0xa0}, 0x1}, 0x0) 2018/04/20 13:13:50 executing program 4: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00009e3ff6)='/dev/ptmx\x00', 0x0, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$TIOCSSOFTCAR(r0, 0x541a, &(0x7f0000000600)) 2018/04/20 13:13:50 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000f6f000), 0x1000000c4, 0x20000001, &(0x7f0000faafe4)={0xa, 0x4e22}, 0x1c) accept4(r1, &(0x7f0000000080)=@alg, &(0x7f0000000040)=0xffffffffffffffbf, 0x0) 2018/04/20 13:13:50 executing program 7: 2018/04/20 13:13:50 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r0, 0x6, 0x13, &(0x7f0000000040)=0x100000001, 0x4) connect$inet6(r0, &(0x7f00000001c0)={0xa}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r0, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x4) 2018/04/20 13:13:50 executing program 6: ioctl$PIO_UNIMAPCLR(0xffffffffffffffff, 0x4b68, &(0x7f00000007c0)) r0 = getpid() setpriority(0x2, r0, 0x0) 2018/04/20 13:13:50 executing program 1: mmap(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x0, 0x1b071, 0xffffffffffffffff, 0x0) munlock(&(0x7f0000003000/0x1000)=nil, 0x1000) remap_file_pages(&(0x7f0000000000/0x4000)=nil, 0x4000, 0x0, 0x0, 0x0) 2018/04/20 13:13:50 executing program 0: request_key(&(0x7f0000000140)='keyring\x00', &(0x7f0000000180)={0x73, 0x79, 0x7a}, &(0x7f0000000240)='mime_typeem0[\x00', 0xfffffffffffffffb) [ 67.628852] mmap: syz-executor1 (5840) uses deprecated remap_file_pages() syscall. See Documentation/vm/remap_file_pages.txt. 2018/04/20 13:13:50 executing program 7: perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0x72, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000100)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$sg(&(0x7f0000000240)='/dev/sg#\x00', 0x5, 0x200) [ 67.678127] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/04/20 13:13:50 executing program 2: r0 = socket$inet6(0xa, 0x3, 0x3a) connect$inet6(r0, &(0x7f0000002fe4)={0xa, 0x0, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000002380)=[{{0x0, 0x0, &(0x7f0000000800)=[{&(0x7f0000000740)="a80831c4", 0x4}], 0x1, &(0x7f0000000840)}}], 0x1, 0x0) 2018/04/20 13:13:50 executing program 4: r0 = socket$inet(0x2, 0x2, 0x0) connect$inet(r0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000469ffc)=0x7fe, 0x4) sendto$inet(r0, &(0x7f0000000280), 0x0, 0x0, &(0x7f0000000180)={0x2, 0x4e24, @multicast1=0xe0000001}, 0x10) recvmmsg(r0, &(0x7f0000000200)=[{{&(0x7f0000000100)=@ll, 0x80, &(0x7f00000001c0)}}], 0x1, 0x0, &(0x7f0000000440)={0x77359400}) recvmsg(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000eec000), 0x0, &(0x7f00009fdfaf)=""/81, 0x51}, 0x40002106) 2018/04/20 13:13:50 executing program 1: shmctl$IPC_SET(0x0, 0xf, &(0x7f0000000480)) 2018/04/20 13:13:51 executing program 0: syz_mount_image$f2fs(&(0x7f00000000c0)='f2fs\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000380)=[{&(0x7f0000000280), 0x0, 0x751}], 0x0, &(0x7f0000000400)) 2018/04/20 13:13:51 executing program 5: r0 = socket$inet6(0xa, 0x80001, 0x0) setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000fca000)={0x100000001, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}}, 0x88) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000892000)={0x1, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}}, 0x90) 2018/04/20 13:13:51 executing program 6: ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffff9c, 0xc0086420, &(0x7f0000000080)) syz_open_dev$sg(&(0x7f0000000240)='/dev/sg#\x00', 0x5, 0x200) 2018/04/20 13:13:51 executing program 4: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00009e3ff6)='/dev/ptmx\x00', 0x0, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$TIOCSSOFTCAR(r0, 0x5456, &(0x7f0000000600)) 2018/04/20 13:13:51 executing program 7: add_key$user(&(0x7f0000000000)='user\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a}, &(0x7f0000000380)='P', 0x1, 0xfffffffffffffffc) 2018/04/20 13:13:51 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000f6f000), 0x1000000c4, 0x20000001, &(0x7f0000faafe4)={0xa, 0x4e22}, 0x1c) accept4(r1, &(0x7f0000000080)=@alg, &(0x7f0000000040)=0xffffffffffffffbf, 0x0) 2018/04/20 13:13:51 executing program 2: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_mreqn(r0, 0x0, 0x27, &(0x7f0000000000)={@multicast2=0xe0000002, @loopback=0x7f000001}, 0xc) setsockopt$inet_msfilter(r0, 0x0, 0x29, &(0x7f0000000080)={@multicast2=0xe0000002, @loopback=0x7f000001}, 0x10) 2018/04/20 13:13:51 executing program 1: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) alarm(0x7) [ 68.891789] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/04/20 13:13:51 executing program 1: geteuid() r0 = socket$inet6(0xa, 0x1, 0x0) semctl$SETALL(0x0, 0x0, 0x11, &(0x7f0000000140)) setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x0, &(0x7f00000000c0), 0xffffffffffffffbe) socket$netlink(0x10, 0x3, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendto$inet6(r0, &(0x7f0000000040), 0x0, 0x20040000, &(0x7f0000f62fe4)={0xa, 0x0, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/20 13:13:51 executing program 7: syz_mount_image$f2fs(&(0x7f0000000000)='f2fs\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2b, &(0x7f0000000200)=[{&(0x7f0000010400)="1020f5f20100070009000000030000000c0000000900000002000000010000000000000000480000000000000d00000022000000020000000200000002000000020000001a000000000400000004000000080000000c00000010000000140000030000000100000002", 0x69, 0x1400}, {&(0x7f0000011700)="0c0000000000000000040000000000000c00000000000000160000001800000014000000000000000200000004000000ffffffffffffffffffffffffffffffffffffffff0d000b00000000000000000000000000060000000a00000008000000ffffffffffffffffffffffffffffffffffffffff090000000000000000000000000000004500000006000000010000000b0000000b0000000e0000004000000040000000fc0f", 0xa6, 0x600000}, {&(0x7f0000011900)="000000000000000000000000000000000000000000000000000000060000000000030c0818000000000000000000000000000000000000000000000000000000", 0x40, 0x6011e0}, {&(0x7f0000011b00)="0000000000000000000000000000000000000000000000000004000000001400", 0x20, 0x601280}, {&(0x7f0000011d00)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\b\x00\x00\x00\x00\b\x00\x00\x00\x00\x00', 0x20, 0x601320}, {&(0x7f0000011f00)="000000000000000000000000000000000000000000000300000000000003000000000000030000000000000300000000000003000000000000030000000000000300000000000003000000000000030000000000000000000000000000000000", 0x60, 0x6013e0}, {&(0x7f0000012100)="0000000100000000000000000000000000000000000000000000000000000000", 0x20, 0x602e00}, {&(0x7f0000012300)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x603fe0}, {&(0x7f0000012500)="00000000000000000000000000000000000000000000000000000000e5f2483c", 0x20, 0x605fe0}, {&(0x7f0000012700)="ed41000000000000000000000200000000100000000000000200000000000000f5a0d85a00000000f5a0d85a00000000f5a0d85a0000000000000000000000000000000000000000010000000000000000000000000000000000000000000000", 0x60, 0x1400000}, {&(0x7f0000012900)="0000000000000000030000000300000000000000010000000000000001140000ed41000000000000000000000200000000100000000000000200000000000000f5a0d85a00000000f5a0d85a00000000f5a0d85a00000000000000009e0b39289e0b392800000000010000000000000000000000000000000000000000000000", 0x80, 0x1400fe0}, {&(0x7f0000012b00)="0000000000000000030000000300000000000000010000000000000002140000ed41000000000000000000000300000000100000000000000200000000000000f5a0d85a00000000f5a0d85a00000000f5a0d85a00000000a52f2d29a52f2d29a52f2d2900000000010000000000000000000000000000000000000000000000", 0x80, 0x1401fe0}, {&(0x7f0000012d00)="000000000000000003000000030000000000000002000000cf50ee6a03140000ed410204000000000000000002000000a00d0000000000000100000000000000f5a0d85a00000000f5a0d85a00000000f5a0d85a000000009e0b39289e0b39289e0b392844dccc52010000000000000000000000030000000500000066696c653100000000000000000000000000000000000000000000000000000000000000", 0xa0, 0x1402fe0}, {&(0x7f0000012f00)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00', 0x40, 0x1403940}, {&(0x7f0000013100)="000000000000000000000000070000000000000000000000000000000000000000000000000000000000000000000500000001000200000000030000000200024a8113ed06000000050001000000000000000000000000000000000000000000", 0x60, 0x1404160}, {&(0x7f0000013300)="0000000000000000050000000500000000000000030000009cb95a5005140000ed41000000000000000000000300000000100000000000000200000000000000f5a0d85a00000000f5a0d85a00000000f5a0d85a00000000a52f2d29ae53212aae53212a00000000010000000000000000000000000000000000000000000000", 0x80, 0x1404fe0}, {&(0x7f0000013500)="0000000000000000030000000300000000000000040000007718c7df06140000ed41000000000000000000000300000000100000000000000200000000000000f5a0d85a00000000f5a0d85a00000000f5a0d85a00000000a52f2d29b577152bb577152b00000000010000000000000000000000000000000000000000000000", 0x80, 0x1405fe0}, {&(0x7f0000013700)="0000000000000000030000000300000000000000050000001be03f1a07140000ed41000000000000000000000300000000100000000000000200000000000000f5a0d85a00000000f5a0d85a00000000f5a0d85a00000000a52f2d29bc9b092cbc9b092c00000000010000000000000000000000000000000000000000000000", 0x80, 0x1406fe0}, {&(0x7f0000013900)="000000000000000003000000030000000000000006000000ce91de7908140000ed41000000000000000000000300000000100000000000000200000000000000f5a0d85a00000000f5a0d85a00000000f5a0d85a00000000a52f2d29c3bffd2cc3bffd2c00000000010000000000000000000000000000000000000000000000", 0x80, 0x1407fe0}, {&(0x7f0000013b00)="0000000000000000030000000300000000000000070000007e7498d109140000ed41000000000000000000000400000000100000000000000200000000000000f5a0d85a00000000f5a0d85a00000000f5a0d85a00000000a52f2d29c9dab42dc9dab42d00000000010000000000000000000000000000000000000000000000", 0x80, 0x1408fe0}, {&(0x7f0000013d00)="00000000000000000300000003000000000000000800000062a5e86a0a140000ed410204000000000000000002000000a00d0000000000000100000000000000f5a0d85a00000000f5a0d85a00000000f5a0d85a00000000c3bffd2cc3bffd2cc3bffd2c4adccc520100000000000000000000000300000008000000564944454f5f545300000000000000000000000000000000000000000000000000000000", 0xa0, 0x1409fe0}, {&(0x7f0000013f00)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00', 0x40, 0x140a940}, {&(0x7f0000014100)="000000000000000000000000070000000000000000000000000000000000000000000000000000000000000000000b00000001000200000000030000000200024a8113ed0c000000050001000000000000000000000000000000000000000000", 0x60, 0x140b160}, {&(0x7f0000014300)="00000000000000000b0000000b0000000000000009000000af16fc3f0c140000ed41000000000000000000000400000000100000000000000200000000000000f5a0d85a00000000f5a0d85a00000000f5a0d85a00000000a52f2d29d307e62ed307e62e00000000010000000000000000000000000000000000000000000000", 0x80, 0x140bfe0}, {&(0x7f0000014500)="00000000000000000300000003000000000000000a000000dc66ff100d140000", 0x20, 0x140cfe0}, {&(0x7f0000014700)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00syzkaller\n\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00', 0x20, 0x1800160}, {&(0x7f0000014900)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00syzkaller\n\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00', 0x20, 0x1801160}, {&(0x7f0000014b00)="000000000000000000000000d181d18ed0b7d0bad0b0d0bbd0bbd0b5d1800a00", 0x20, 0x1802160}, {&(0x7f0000014d00)="000000000000000000000000d181d18ed0b7d0bad0b0d0bbd0bbd0b5d1800a00", 0x20, 0x1803160}, {&(0x7f0000014f00)="0000000000000000070000000700000001000000040000007718c7df05180000ed81000200000000000000000100000000000000000000000100000000000000f5a0d85a00000000f5a0d85a00000000f5a0d85a00000000ae53212aae53212aae53212a47dccc52010000000000000000000000030000000500000066696c653300000000000000000000000000000000000000000000000000000000000000", 0xa0, 0x1804fe0}, {&(0x7f0000015100)="000000000000000009000000090000000100000006000000ce91de7907180000a481010200000000000000000100000000000000000000000100000000000000f5a0d85a00000000f5a0d85a00000000f5a0d85a00000000bc9b092cbc9b092cbc9b092c49dccc52010000000000000000000000030000000800000066696c652e73797a00000000000000000000000000000000000000000000000000000000", 0xa0, 0x1806fe0}, {&(0x7f0000015300)="00000000000000000c0000000c0000000100000009000000af16fc3f09180000a481000a00000000000000000100000010000000000000000100000000000000f5a0d85a00000000f5a0d85a00000000f5a0d85a00000000cdec2e2ed307e62ed307e62e4cdccc520100000000000000000000000300000012000000d181d18ed0b7d0bad0b0d0bbd0bbd0b5d180000000000000000000000000000000000000", 0xa0, 0x1808fe0}, {&(0x7f0000015500)="00000000000000000d0000000d000000010000000a000000dc66ff100a180000a481000a00000000000000000100000010000000000000000100000000000000f5a0d85a00000000f5a0d85a00000000f5a0d85a00000000cdec2e2ed307e62ed307e62e4cdccc520100000000000000000000000300000012000000d181d18ed0b7d0bad0b0d0bbd0bbd0b5d180000000000000000000000000000000000000", 0xa0, 0x1809fe0}, {&(0x7f0000015700)="00000000000000000d0000000d000000010000000b00000001d336fb0b180000", 0x20, 0x180afe0}, {&(0x7f0000015900)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x2000940}, {&(0x7f0000015b00)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00file0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00', 0x40, 0x2001940}, {&(0x7f0000015d00)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00file0\x00\x00\x00file1\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00', 0x40, 0x2002940}, {&(0x7f0000015f00)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00file0\x00\x00\x00file1\x00\x00\x00file2\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00', 0x40, 0x2003940}, {&(0x7f0000016100)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00file0\x00\x00\x00file1\x00\x00\x00file2\x00\x00\x00file3\x00\x00\x00', 0x40, 0x2004940}, {&(0x7f0000016300)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00file0\x00\x00\x00file1\x00\x00\x00file2\x00\x00\x00file3\x00\x00\x00file4\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00', 0x60, 0x2005940}, {&(0x7f0000016500)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00file0\x00\x00\x00file1\x00\x00\x00file2\x00\x00\x00file3\x00\x00\x00file4\x00\x00\x00file.syz\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00', 0x60, 0x2006940}, {&(0x7f0000016700)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00file0\x00\x00\x00file1\x00\x00\x00file2\x00\x00\x00file3\x00\x00\x00file4\x00\x00\x00file.syzVIDEO_TS\x00\x00\x00\x00\x00\x00\x00\x00', 0x60, 0x2007940}, {&(0x7f0000016900)="000000000000000000000000000000002e000000000000002e2e00000000000066696c653000000066696c653100000066696c653200000066696c653300000066696c653400000066696c652e73797a564944454f5f5453d181d18ed0b7d0bad0b0d0bbd0bbd0b5d18000000000000000000000000000000000000000000000", 0x80, 0x2008940}], 0x0, &(0x7f0000016a00)) r0 = open$dir(&(0x7f0000000040)='./file0/file0\x00', 0x22000, 0x100) fsync(r0) 2018/04/20 13:13:52 executing program 6: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e6}, 0x0, 0x0, 0xffffffffffffffff, 0x0) open_by_handle_at(0xffffffffffffffff, &(0x7f0000000180)={0x8}, 0x0) 2018/04/20 13:13:52 executing program 5: r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000dc9ff0)={0x2, 0x4e20, @multicast1=0xe0000001}, 0x10) setsockopt$sock_int(r0, 0x1, 0x3c, &(0x7f0000d4effc)=0x1, 0x4) sendto$inet(r0, &(0x7f000099bf26), 0x0, 0x20000000, &(0x7f0000000080)={0x2, 0x4e20}, 0x10) sendto$inet(r0, &(0x7f00000000c0)="01", 0x1, 0x4008000, 0x0, 0x0) sendto$inet(r0, &(0x7f00000002c0)='M', 0x1, 0x0, 0x0, 0x0) 2018/04/20 13:13:52 executing program 2: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_mreqn(r0, 0x0, 0x27, &(0x7f0000000000)={@multicast2=0xe0000002, @loopback=0x7f000001}, 0xc) setsockopt$inet_msfilter(r0, 0x0, 0x29, &(0x7f0000000080)={@multicast2=0xe0000002, @loopback=0x7f000001}, 0x10) 2018/04/20 13:13:52 executing program 4: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) setsockopt$inet_sctp6_SCTP_MAXSEG(r0, 0x84, 0xd, &(0x7f0000dacff8)=@assoc_value={0x0, 0x200}, 0x8) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) setsockopt$sock_int(r0, 0x1, 0x8, &(0x7f000098effc), 0x4) writev(r0, &(0x7f00007f2000)=[{&(0x7f0000001f40)="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", 0x55f}], 0x1) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f00000001c0)={0x0, 0x0, 0x20}, 0xc) writev(r0, &(0x7f0000000140)=[{&(0x7f0000000b40)="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", 0x200}], 0x1) recvmsg(r0, &(0x7f0000000240)={&(0x7f0000000300)=@ethernet={0x0, @dev}, 0x80, &(0x7f0000000b00)=[{&(0x7f0000003f80)=""/4096, 0x1000}], 0x1}, 0x0) sendto$inet6(r0, &(0x7f0000000380)='\b', 0x1, 0x0, 0x0, 0x0) writev(r0, &(0x7f0000000680)=[{&(0x7f0000004f80)="d7", 0x1}], 0x1) recvmsg(r0, &(0x7f0000000180)={&(0x7f0000000000)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @broadcast}}}, 0x80, &(0x7f0000000100)=[{&(0x7f0000000d40)=""/4096, 0x1000}], 0x1, &(0x7f0000000480)=""/92, 0x5c}, 0x0) 2018/04/20 13:13:52 executing program 0: semctl$SETALL(0x0, 0x0, 0x11, &(0x7f0000000140)=[0x0, 0xfffffffffffffff9]) 2018/04/20 13:13:52 executing program 1: geteuid() r0 = socket$inet6(0xa, 0x1, 0x0) semctl$SETALL(0x0, 0x0, 0x11, &(0x7f0000000140)) setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x0, &(0x7f00000000c0), 0xffffffffffffffbe) socket$netlink(0x10, 0x3, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendto$inet6(r0, &(0x7f0000000040), 0x0, 0x20040000, &(0x7f0000f62fe4)={0xa, 0x0, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/20 13:13:52 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000f6f000), 0x1000000c4, 0x20000001, &(0x7f0000faafe4)={0xa, 0x4e22}, 0x1c) accept4(r1, &(0x7f0000000080)=@alg, &(0x7f0000000040)=0xffffffffffffffbf, 0x0) [ 69.318682] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/04/20 13:13:52 executing program 2: mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x232, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x2, 0x0) setsockopt$ARPT_SO_SET_REPLACE(r0, 0x0, 0x60, &(0x7f0000002440)=ANY=[], 0x0) 2018/04/20 13:13:52 executing program 0: 2018/04/20 13:13:52 executing program 6: 2018/04/20 13:13:52 executing program 7: request_key(&(0x7f0000000100)='dns_resolver\x00', &(0x7f0000000140)={0x73, 0x79, 0x7a}, &(0x7f0000000180)='\x00', 0xfffffffffffffffe) 2018/04/20 13:13:52 executing program 5: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00009e3ff6)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSSOFTCAR(r0, 0x80045439, &(0x7f0000000600)) 2018/04/20 13:13:52 executing program 1: r0 = add_key$user(&(0x7f0000000000)='user\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a}, &(0x7f0000000380)='P', 0x1, 0xfffffffffffffffc) keyctl$invalidate(0x15, r0) 2018/04/20 13:13:52 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000f6f000), 0x1000000c4, 0x20000001, &(0x7f0000faafe4)={0xa, 0x4e22}, 0x1c) accept4(r1, &(0x7f0000000080)=@alg, &(0x7f0000000040)=0xffffffffffffffbf, 0x0) 2018/04/20 13:13:52 executing program 2: clock_gettime(0x3, &(0x7f00000004c0)) 2018/04/20 13:13:52 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) writev(r0, &(0x7f00000004c0)=[{&(0x7f0000000100)="390000001300090468fe0000810000000700004003000000450001070000001419001a000400020007000012020000080001010c00f41ee400fba099863fb106f7a3ce0544850e7681fb60a3", 0x4c}], 0x1) 2018/04/20 13:13:52 executing program 4: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) setsockopt$inet_sctp6_SCTP_MAXSEG(r0, 0x84, 0xd, &(0x7f0000dacff8)=@assoc_value={0x0, 0x200}, 0x8) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) setsockopt$sock_int(r0, 0x1, 0x8, &(0x7f000098effc), 0x4) writev(r0, &(0x7f00007f2000)=[{&(0x7f0000001f40)="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", 0x55f}], 0x1) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f00000001c0)={0x0, 0x0, 0x20}, 0xc) writev(r0, &(0x7f0000000140)=[{&(0x7f0000000b40)="23884051f454d47608e4b1090f80d95221b6e30fcf1d452c9b7e024e9d7fde15423fb3af6700990fc5a9fed35ec9f0e60001000020298b435477abc3051d2a0cf1635a19e6333dddbf0ab7c74c430052eb5d6462237cb7f46bef2de05d50ce84e3db9633fdcba5790fa2f6cac36aa0d4193cd4378d53f0a4b0cbb4d69bc09739549630f8824d66cd5a9188ae787bae990eb1dd9a4f28a6a76b08de68af3568e1e617a9c00c95b77724c9c4ff2d6e0b7adeed4707c6207f5294f1f2f6dfa79d3f76085850ac27eb5c746393f08e39c3e45b83a58355250d16b2568fc7ae93d93a5b0a3a829897d5bd21092bde88e239316216523c38ae6d2c480a57657d03d0ad5817cc03335c1ba5fcdc0526b654db60fd50b16354926904b552a00e6ea5aafc4f5fbeebb920e130ed470990bdbfb6b765f6c80bcf1ebbd32f4dea95de8877b96e08f5ad2f977956f3b8c5a03fbd96df247f068b05d55905774f98b860c9d2b25872ad2af0f5425849ce2cd4a95a048c578048066862676b1159e5ed30acab882e5a3ffc848dcb359935fac9ae756bd9f79f2981063ce72a0419912acf3c79421a0b900b053404b22347eeeeb57b48d32f05eedbe38546cfb8600eac7e472db3610925310f7dab706a61fef9412f111c904e8bb18366bee4a6e91d7a60260ee02a961d4b40e57175bbc6b64fd682a88916bfb3930d88debc5a2c713781b678a1", 0x200}], 0x1) recvmsg(r0, &(0x7f0000000240)={&(0x7f0000000300)=@ethernet={0x0, @dev}, 0x80, &(0x7f0000000b00)=[{&(0x7f0000003f80)=""/4096, 0x1000}], 0x1}, 0x0) sendto$inet6(r0, &(0x7f0000000380)='\b', 0x1, 0x0, 0x0, 0x0) writev(r0, &(0x7f0000000680)=[{&(0x7f0000004f80)="d7", 0x1}], 0x1) recvmsg(r0, &(0x7f0000000180)={&(0x7f0000000000)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @broadcast}}}, 0x80, &(0x7f0000000100)=[{&(0x7f0000000d40)=""/4096, 0x1000}], 0x1, &(0x7f0000000480)=""/92, 0x5c}, 0x0) 2018/04/20 13:13:52 executing program 7: request_key(&(0x7f0000000100)='dns_resolver\x00', &(0x7f0000000140)={0x73, 0x79, 0x7a}, &(0x7f0000000180)='\x00', 0xfffffffffffffffe) 2018/04/20 13:13:52 executing program 6: r0 = memfd_create(&(0x7f0000002901)='dev ', 0x0) write(r0, &(0x7f0000000080)='f', 0x1) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x4, 0x11, r0, 0x0) signalfd(0xffffffffffffffff, &(0x7f0000000040), 0x8) [ 69.965398] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/04/20 13:13:53 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) writev(r0, &(0x7f00000004c0)=[{&(0x7f0000000100)="390000001300090468fe0000810000000700004003000000450001070000001419001a000400020007000012020000080001010c00f41ee400fba099863fb106f7a3ce0544850e7681fb60a3", 0x4c}], 0x1) 2018/04/20 13:13:53 executing program 1: 2018/04/20 13:13:53 executing program 2: 2018/04/20 13:13:53 executing program 5: 2018/04/20 13:13:53 executing program 6: 2018/04/20 13:13:53 executing program 7: 2018/04/20 13:13:53 executing program 4: 2018/04/20 13:13:53 executing program 0: 2018/04/20 13:13:53 executing program 2: 2018/04/20 13:13:53 executing program 1: 2018/04/20 13:13:53 executing program 3: 2018/04/20 13:13:53 executing program 6: 2018/04/20 13:13:53 executing program 5: 2018/04/20 13:13:53 executing program 4: 2018/04/20 13:13:53 executing program 7: 2018/04/20 13:13:53 executing program 2: 2018/04/20 13:13:53 executing program 6: 2018/04/20 13:13:53 executing program 0: 2018/04/20 13:13:53 executing program 1: 2018/04/20 13:13:53 executing program 5: 2018/04/20 13:13:53 executing program 3: 2018/04/20 13:13:53 executing program 4: 2018/04/20 13:13:53 executing program 0: 2018/04/20 13:13:53 executing program 1: 2018/04/20 13:13:53 executing program 3: 2018/04/20 13:13:53 executing program 7: 2018/04/20 13:13:53 executing program 2: 2018/04/20 13:13:53 executing program 5: 2018/04/20 13:13:53 executing program 6: 2018/04/20 13:13:53 executing program 1: 2018/04/20 13:13:53 executing program 0: 2018/04/20 13:13:53 executing program 3: 2018/04/20 13:13:53 executing program 4: 2018/04/20 13:13:54 executing program 2: 2018/04/20 13:13:54 executing program 7: 2018/04/20 13:13:54 executing program 1: 2018/04/20 13:13:54 executing program 6: 2018/04/20 13:13:54 executing program 4: 2018/04/20 13:13:54 executing program 0: 2018/04/20 13:13:54 executing program 5: 2018/04/20 13:13:54 executing program 3: 2018/04/20 13:13:54 executing program 7: 2018/04/20 13:13:54 executing program 1: 2018/04/20 13:13:54 executing program 2: 2018/04/20 13:13:54 executing program 4: 2018/04/20 13:13:54 executing program 6: 2018/04/20 13:13:54 executing program 2: 2018/04/20 13:13:54 executing program 3: 2018/04/20 13:13:54 executing program 0: 2018/04/20 13:13:54 executing program 5: 2018/04/20 13:13:54 executing program 7: 2018/04/20 13:13:54 executing program 1: 2018/04/20 13:13:54 executing program 6: 2018/04/20 13:13:54 executing program 4: 2018/04/20 13:13:54 executing program 7: 2018/04/20 13:13:54 executing program 2: 2018/04/20 13:13:54 executing program 6: 2018/04/20 13:13:54 executing program 0: 2018/04/20 13:13:54 executing program 1: 2018/04/20 13:13:54 executing program 5: 2018/04/20 13:13:54 executing program 3: 2018/04/20 13:13:54 executing program 7: 2018/04/20 13:13:54 executing program 4: 2018/04/20 13:13:54 executing program 1: 2018/04/20 13:13:54 executing program 0: 2018/04/20 13:13:54 executing program 6: 2018/04/20 13:13:54 executing program 3: 2018/04/20 13:13:54 executing program 5: 2018/04/20 13:13:55 executing program 4: 2018/04/20 13:13:55 executing program 0: 2018/04/20 13:13:55 executing program 3: 2018/04/20 13:13:55 executing program 1: 2018/04/20 13:13:55 executing program 5: r0 = epoll_create1(0x0) r1 = fcntl$dupfd(r0, 0x0, r0) r2 = epoll_create1(0x0) r3 = timerfd_create(0x0, 0x0) epoll_ctl$EPOLL_CTL_ADD(r2, 0x1, r1, &(0x7f0000d36ff4)) epoll_ctl$EPOLL_CTL_ADD(r0, 0x1, r3, &(0x7f0000021ff4)) 2018/04/20 13:13:55 executing program 2: 2018/04/20 13:13:55 executing program 7: 2018/04/20 13:13:55 executing program 6: 2018/04/20 13:13:55 executing program 2: 2018/04/20 13:13:55 executing program 7: 2018/04/20 13:13:55 executing program 4: 2018/04/20 13:13:55 executing program 1: 2018/04/20 13:13:55 executing program 6: 2018/04/20 13:13:55 executing program 5: 2018/04/20 13:13:55 executing program 3: 2018/04/20 13:13:55 executing program 0: 2018/04/20 13:13:55 executing program 2: 2018/04/20 13:13:55 executing program 7: 2018/04/20 13:13:55 executing program 6: 2018/04/20 13:13:55 executing program 4: 2018/04/20 13:13:55 executing program 6: 2018/04/20 13:13:55 executing program 2: 2018/04/20 13:13:55 executing program 3: 2018/04/20 13:13:55 executing program 5: 2018/04/20 13:13:55 executing program 1: 2018/04/20 13:13:55 executing program 7: 2018/04/20 13:13:55 executing program 0: 2018/04/20 13:13:55 executing program 4: 2018/04/20 13:13:55 executing program 1: 2018/04/20 13:13:55 executing program 6: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000100)='./cgroup.cpu\x00', 0x200002, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) r2 = open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) write$binfmt_aout(r2, &(0x7f0000000080)=ANY=[@ANYBLOB='S'], 0x1) ftruncate(r2, 0x80003) sendfile(r1, r2, &(0x7f0000d83ff8), 0x8000fffffffe) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000007000/0x4000)=nil, 0x4000, 0x2, 0x11, r3, 0x0) madvise(&(0x7f0000009000/0x1000)=nil, 0x1000, 0x100000009) 2018/04/20 13:13:55 executing program 3: r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_mreq(r0, 0x29, 0x1b, &(0x7f00000001c0)={@remote={0xfe, 0x80, [], 0xbb}}, 0x14) setsockopt$inet6_mreq(r0, 0x29, 0x1b, &(0x7f0000000200)={@dev={0xfe, 0x80}}, 0x14) r1 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_mreq(r1, 0x29, 0x1b, &(0x7f0000000080)={@remote={0xfe, 0x80, [], 0xbb}}, 0x14) 2018/04/20 13:13:55 executing program 5: r0 = socket$packet(0x11, 0x400000002, 0x300) setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000ff5ffc), 0x4) 2018/04/20 13:13:55 executing program 0: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000100)='./cgroup.cpu\x00', 0x200002, 0x0) fchdir(r0) creat(&(0x7f0000000000)='./control/file0\x00', 0x0) rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') close(0xffffffffffffffff) syz_mount_image$btrfs(&(0x7f0000000100)='btrfs\x00', &(0x7f0000000140)='./file0\x00', 0x0, 0x0, &(0x7f0000000400), 0x0, &(0x7f0000000440)) creat(&(0x7f0000000040)='./bus\x00', 0x0) fcntl$setstatus(0xffffffffffffffff, 0x4, 0x0) 2018/04/20 13:13:55 executing program 7: r0 = memfd_create(&(0x7f0000000ffe)='$\x00', 0x0) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x11, r0, 0x0) futex(&(0x7f0000000000), 0x1, 0x0, &(0x7f00000000c0), &(0x7f0000000100), 0x0) 2018/04/20 13:13:56 executing program 2: ioctl$int_in(0xffffffffffffffff, 0x0, &(0x7f0000000340)=0x9) getsockname$packet(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @dev}, &(0x7f0000000080)=0x14) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f00000000c0)={{{@in=@multicast1, @in6=@mcast1}}, {{@in6=@local}, 0x0, @in6=@loopback}}, &(0x7f00000001c0)=0xe8) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000001140)={0x0, 0x0, &(0x7f00000010c0)}, &(0x7f0000001180)=0x10) setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0xd0) r0 = socket(0x11, 0x4000000000080002, 0x0) setsockopt(r0, 0x107, 0xd, &(0x7f0000001000), 0x717) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'sit0\x00', 0x0}) bind$packet(r0, &(0x7f0000000200)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) sendmmsg$inet_sctp(r0, &(0x7f0000871fc8)=[{&(0x7f000086c000)=@in6={0xa, 0x0, 0x2}, 0x1c, &(0x7f0000d1e000), 0x0, &(0x7f0000dda000)}], 0x492492492492510, 0x0) 2018/04/20 13:13:56 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_mreq(r0, 0x29, 0x1b, &(0x7f0000000080)={@dev={0xfe, 0x80}}, 0x14) 2018/04/20 13:13:56 executing program 7: 2018/04/20 13:13:56 executing program 5: 2018/04/20 13:13:56 executing program 4: getresgid(&(0x7f0000000100), &(0x7f0000000140), &(0x7f0000000180)) mremap(&(0x7f0000540000/0x1000)=nil, 0x1000, 0x3000, 0x3, &(0x7f00000cd000/0x3000)=nil) mremap(&(0x7f00000ca000/0x6000)=nil, 0x6000, 0x4000, 0x0, &(0x7f0000ffb000/0x4000)=nil) mincore(&(0x7f00000cd000/0x2000)=nil, 0x2000, &(0x7f0000000080)=""/55) 2018/04/20 13:13:56 executing program 3: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x4e23, @broadcast=0xffffffff}, 0x10) sendto$inet(r0, &(0x7f0000000000), 0x0, 0x20000802, &(0x7f0000000000)={0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000100)='syz_tun\x00', 0x10) write$binfmt_script(r0, &(0x7f0000000200)={'#! ', './file0', [], 0xa}, 0xb) sendto$inet(r0, &(0x7f0000d7cfcb), 0xff31, 0x0, &(0x7f0000893ff0)={0x2}, 0x10) 2018/04/20 13:13:56 executing program 0: r0 = memfd_create(&(0x7f00000000c0)='omfs\x00', 0x0) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x11, r0, 0x0) getcwd(&(0x7f00000001c0)=""/4096, 0x1000) 2018/04/20 13:13:56 executing program 6: r0 = syz_open_dev$sg(&(0x7f0000000000)='/dev/sg#\x00', 0x7, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) mmap(&(0x7f0000000000/0x4000)=nil, 0x4000, 0x0, 0xc812, r1, 0x0) ioctl$int_out(r0, 0x5460, &(0x7f0000000080)) 2018/04/20 13:13:56 executing program 7: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2000000802, 0x0) getsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000000000)={@mcast2={0xff, 0x2, [], 0x1}}, &(0x7f0000000040)=0x20) 2018/04/20 13:13:56 executing program 5: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x4e23, @broadcast=0xffffffff}, 0x10) sendto$inet(r0, &(0x7f0000000000), 0x0, 0x20000802, &(0x7f0000000000)={0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) r1 = creat(&(0x7f0000000180)='./file0\x00', 0x0) dup2(r1, r0) 2018/04/20 13:13:56 executing program 1: r0 = socket$unix(0x1, 0x3, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8923, &(0x7f0000000080)={'tunl0\x00'}) 2018/04/20 13:13:56 executing program 3: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x4e23, @broadcast=0xffffffff}, 0x10) sendto$inet(r0, &(0x7f0000000000), 0x0, 0x20000802, &(0x7f0000000000)={0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000100)='syz_tun\x00', 0x10) write$binfmt_script(r0, &(0x7f0000000200)={'#! ', './file0', [], 0xa}, 0xb) sendto$inet(r0, &(0x7f0000d7cfcb), 0xff31, 0x0, &(0x7f0000893ff0)={0x2}, 0x10) 2018/04/20 13:13:56 executing program 4: r0 = memfd_create(&(0x7f0000002901)='dev ', 0x0) write(r0, &(0x7f00007fbffd)='H', 0x1) madvise(&(0x7f0000a93000/0x4000)=nil, 0x4000, 0x0) mremap(&(0x7f0000a94000/0x2000)=nil, 0x2000, 0x800000, 0x3, &(0x7f0000130000/0x800000)=nil) pipe(&(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) sendto$llc(r2, &(0x7f00000000c0)="07dd63fd70755ba7d21455b4dbb546dae5678f7bfe8675aa8bbed046bd013517ab814bc1a44b5d6e04aa214dd4", 0x2d, 0x4, &(0x7f0000000440)={0x1a, 0x30f, 0x0, 0x0, 0x0, 0x0, @random="6f916e8cc3b2"}, 0x10) write(r2, &(0x7f00000001c0), 0xfffffef3) getsockopt$inet_sctp_SCTP_MAX_BURST(r0, 0x84, 0x14, &(0x7f00000001c0)=@assoc_value, &(0x7f0000000300)=0x8) read(r1, &(0x7f0000000200)=""/250, 0x50c7e3e3) sendfile(r0, r0, &(0x7f000079a000), 0xfec) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x4, 0x200000011, r0, 0x0) getsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000000340), &(0x7f0000000380)=0x14) umount2(&(0x7f0000000000)='../file0\x00', 0x0) 2018/04/20 13:13:56 executing program 6: r0 = socket$netlink(0x10, 0x3, 0x4) writev(r0, &(0x7f0000000000)=[{&(0x7f0000000040)="580000001400192340834b80040d8c5602062200010400000000000000005800004824ca944f64009400050028825a003b5fbe907902008000f0fffefffffe03edf8fef5dd00000010000100000c0900fcff4d00040e05a5", 0x58}], 0x1) 2018/04/20 13:13:56 executing program 0: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e6}, 0x0, 0x0, 0xffffffffffffffff, 0x0) request_key(&(0x7f0000000540)='keyring\x00', &(0x7f0000000580)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000005c0)='\x00', 0x0) 2018/04/20 13:13:56 executing program 2: ioctl$int_in(0xffffffffffffffff, 0x0, &(0x7f0000000340)=0x9) getsockname$packet(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @dev}, &(0x7f0000000080)=0x14) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f00000000c0)={{{@in=@multicast1, @in6=@mcast1}}, {{@in6=@local}, 0x0, @in6=@loopback}}, &(0x7f00000001c0)=0xe8) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000001140)={0x0, 0x0, &(0x7f00000010c0)}, &(0x7f0000001180)=0x10) setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0xd0) r0 = socket(0x11, 0x4000000000080002, 0x0) setsockopt(r0, 0x107, 0xd, &(0x7f0000001000), 0x717) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'sit0\x00', 0x0}) bind$packet(r0, &(0x7f0000000200)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) sendmmsg$inet_sctp(r0, &(0x7f0000871fc8)=[{&(0x7f000086c000)=@in6={0xa, 0x0, 0x2}, 0x1c, &(0x7f0000d1e000), 0x0, &(0x7f0000dda000)}], 0x492492492492510, 0x0) 2018/04/20 13:13:57 executing program 7: open(&(0x7f0000000000)='./file0\x00', 0x3fd, 0x0) syz_mount_image$vfat(&(0x7f0000000600)='vfat\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0xe, &(0x7f0000000980), 0x1800, &(0x7f0000000a00)=ANY=[]) syz_mount_image$bfs(&(0x7f0000000080)='bfs\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x0, &(0x7f0000000340), 0x90a4, 0x0) 2018/04/20 13:13:57 executing program 1: syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0x0, 0xc401) 2018/04/20 13:13:57 executing program 5: perf_event_open(&(0x7f0000348f88)={0x2, 0x70, 0x3e6}, 0x0, 0x0, 0xffffffffffffffff, 0x0) semop(0x0, &(0x7f00000000c0)=[{0x0, 0x0, 0x1000}], 0x1) 2018/04/20 13:13:57 executing program 0: r0 = socket$inet6(0xa, 0x5, 0x0) setsockopt$inet6_buf(r0, 0x29, 0xb, &(0x7f0000000f9b), 0x0) 2018/04/20 13:13:57 executing program 3: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x4e23, @broadcast=0xffffffff}, 0x10) sendto$inet(r0, &(0x7f0000000000), 0x0, 0x20000802, &(0x7f0000000000)={0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000100)='syz_tun\x00', 0x10) write$binfmt_script(r0, &(0x7f0000000200)={'#! ', './file0', [], 0xa}, 0xb) sendto$inet(r0, &(0x7f0000d7cfcb), 0xff31, 0x0, &(0x7f0000893ff0)={0x2}, 0x10) 2018/04/20 13:13:57 executing program 4: r0 = memfd_create(&(0x7f0000002901)='dev ', 0x0) write(r0, &(0x7f00007fbffd)='H', 0x1) madvise(&(0x7f0000a93000/0x4000)=nil, 0x4000, 0x0) mremap(&(0x7f0000a94000/0x2000)=nil, 0x2000, 0x800000, 0x3, &(0x7f0000130000/0x800000)=nil) pipe(&(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) sendto$llc(r2, &(0x7f00000000c0)="07dd63fd70755ba7d21455b4dbb546dae5678f7bfe8675aa8bbed046bd013517ab814bc1a44b5d6e04aa214dd4", 0x2d, 0x4, &(0x7f0000000440)={0x1a, 0x30f, 0x0, 0x0, 0x0, 0x0, @random="6f916e8cc3b2"}, 0x10) write(r2, &(0x7f00000001c0), 0xfffffef3) getsockopt$inet_sctp_SCTP_MAX_BURST(r0, 0x84, 0x14, &(0x7f00000001c0)=@assoc_value, &(0x7f0000000300)=0x8) read(r1, &(0x7f0000000200)=""/250, 0x50c7e3e3) sendfile(r0, r0, &(0x7f000079a000), 0xfec) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x4, 0x200000011, r0, 0x0) getsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000000340), &(0x7f0000000380)=0x14) umount2(&(0x7f0000000000)='../file0\x00', 0x0) 2018/04/20 13:13:57 executing program 6: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000200)={0xa}, 0x1c) sendmsg(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040), 0x0, &(0x7f0000002000)}, 0x8000) sendmsg(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000002ff0)=[{&(0x7f0000000180)="bc", 0x1}], 0x1, &(0x7f000000ae80)}, 0x0) 2018/04/20 13:13:57 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) getitimer(0x1, &(0x7f00000000c0)) [ 74.685548] ================================================================== [ 74.692962] BUG: KMSAN: uninit-value in csum_partial+0x78e/0x850 [ 74.699116] CPU: 1 PID: 6266 Comm: syz-executor6 Not tainted 4.16.0+ #84 [ 74.705956] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.715313] Call Trace: [ 74.717910] [ 74.720064] dump_stack+0x185/0x1d0 [ 74.723698] ? csum_partial+0x78e/0x850 [ 74.727673] kmsan_report+0x142/0x240 [ 74.731476] __msan_warning_32+0x6c/0xb0 2018/04/20 13:13:57 executing program 5: syz_mount_image$xfs(&(0x7f0000000080)='xfs\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, &(0x7f0000000440), 0x0, &(0x7f00000004c0)={'nouuid,', {[{@nodiscard='nodiscard', 0x2c}]}}) 2018/04/20 13:13:57 executing program 1: syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0x0, 0xc401) [ 74.735539] csum_partial+0x78e/0x850 [ 74.739347] csum_partial_ext+0x89/0xa0 [ 74.743324] __skb_checksum+0x6d4/0x1010 [ 74.747397] ? skb_checksum+0x120/0x120 [ 74.751370] skb_checksum+0xec/0x120 [ 74.755081] ? skb_checksum+0x120/0x120 [ 74.759050] ? csum_partial_ext+0xa0/0xa0 [ 74.763201] __skb_checksum_complete+0x90/0x400 [ 74.767874] udp6_csum_init+0x94f/0x10c0 [ 74.771946] __udp6_lib_rcv+0x534/0x3920 [ 74.776006] ? ip6_input_finish+0x55c/0x2110 [ 74.780420] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 74.785792] ? __local_bh_enable_ip+0x3b/0x140 [ 74.790386] udpv6_rcv+0x5c/0x70 [ 74.793757] ? udp_v6_early_demux+0x11a0/0x11a0 [ 74.798423] ip6_input_finish+0xa62/0x2110 [ 74.802669] ? ip6table_filter_hook+0xb5/0xe0 [ 74.807162] ? __msan_metadata_ptr_for_load_2+0x10/0x20 [ 74.812524] ? ip6_input_finish+0x12a1/0x2110 [ 74.817020] ip6_input+0x294/0x320 [ 74.820558] ? ip6_input+0x320/0x320 [ 74.824272] ? ipv6_rcv+0x26d0/0x26d0 [ 74.828072] ipv6_rcv+0x20ec/0x26d0 [ 74.831704] ? local_bh_enable+0x40/0x40 [ 74.835774] __netif_receive_skb_core+0x47cf/0x4a80 [ 74.840787] ? try_to_wake_up+0x1ab2/0x20a0 [ 74.845110] ? kmsan_internal_memset_shadow_inline+0xc0/0xd0 [ 74.850911] ? ip6_rcv_finish+0x4d0/0x4d0 [ 74.855061] process_backlog+0x62d/0xe20 [ 74.859128] ? rps_trigger_softirq+0x2f0/0x2f0 [ 74.863708] net_rx_action+0x7c1/0x1a70 [ 74.867692] ? net_tx_action+0xab0/0xab0 [ 74.871756] __do_softirq+0x56d/0x93d [ 74.875567] do_softirq_own_stack+0x2a/0x40 [ 74.879882] [ 74.882128] __local_bh_enable_ip+0x114/0x140 2018/04/20 13:13:57 executing program 0: mknod(&(0x7f000086c000)='./file0\x00', 0x1040, 0x0) open$dir(&(0x7f00004be000)='./file0\x00', 0x105002, 0x0) [ 74.886627] local_bh_enable+0x36/0x40 [ 74.890516] ip6_finish_output2+0x1b6c/0x1f20 [ 74.895019] ip6_finish_output+0xb3f/0xc00 [ 74.899257] ip6_output+0x597/0x6c0 [ 74.902885] ? ip6_output+0x6c0/0x6c0 [ 74.906692] ? ac6_seq_show+0x200/0x200 [ 74.910670] ip6_local_out+0x573/0x640 [ 74.914560] ? __ip6_local_out+0x4f0/0x4f0 [ 74.918802] ip6_send_skb+0xfa/0x380 [ 74.922521] udp_v6_send_skb+0x116a/0x1880 [ 74.926766] udpv6_sendmsg+0x15f4/0x45b0 [ 74.930830] ? rw_copy_check_uvector+0x5af/0x6c0 2018/04/20 13:13:57 executing program 2: syz_emit_ethernet(0x2a, &(0x7f00000000c0)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa]}, [], {@arp={0x806, @ether_ipv4={0x1, 0x800, 0x6, 0x4, 0x2, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], @remote={0xac, 0x14, 0x14, 0xbb}, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @remote={0xac, 0x14, 0x14, 0xbb}}}}}, &(0x7f0000000080)) [ 74.935587] ? rw_copy_check_uvector+0x643/0x6c0 [ 74.940342] ? ip_copy_metadata+0xac0/0xac0 [ 74.944674] ? udpv6_queue_rcv_skb+0x1c60/0x1c60 [ 74.949428] inet_sendmsg+0x48d/0x740 [ 74.953224] ? security_socket_sendmsg+0x9e/0x210 [ 74.958065] ? inet_getname+0x500/0x500 [ 74.962043] ___sys_sendmsg+0xec0/0x1310 [ 74.966111] ? __fdget+0x4e/0x60 [ 74.969474] ? __fget_light+0x56/0x710 [ 74.973353] ? __fdget+0x4e/0x60 [ 74.976808] ? __msan_metadata_ptr_for_load_1+0x10/0x20 [ 74.982169] ? __fget_light+0x6b9/0x710 2018/04/20 13:13:58 executing program 1: perf_event_open(&(0x7f0000348f88)={0x2, 0x70, 0x3e6}, 0x0, 0x0, 0xffffffffffffffff, 0x0) semctl$SEM_INFO(0x0, 0x0, 0x13, &(0x7f0000000340)=""/155) [ 74.986147] SYSC_sendmsg+0x2a3/0x3d0 [ 74.989954] SyS_sendmsg+0x54/0x80 [ 74.993490] do_syscall_64+0x309/0x430 [ 74.997468] ? ___sys_sendmsg+0x1310/0x1310 [ 75.001800] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 75.007000] RIP: 0033:0x455379 [ 75.010184] RSP: 002b:00007f86835c1c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 75.017888] RAX: ffffffffffffffda RBX: 00007f86835c26d4 RCX: 0000000000455379 [ 75.025155] RDX: 0000000000000000 RSI: 0000000020000440 RDI: 0000000000000013 2018/04/20 13:13:58 executing program 3: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x4e23, @broadcast=0xffffffff}, 0x10) sendto$inet(r0, &(0x7f0000000000), 0x0, 0x20000802, &(0x7f0000000000)={0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000100)='syz_tun\x00', 0x10) write$binfmt_script(r0, &(0x7f0000000200)={'#! ', './file0', [], 0xa}, 0xb) sendto$inet(r0, &(0x7f0000d7cfcb), 0xff31, 0x0, &(0x7f0000893ff0)={0x2}, 0x10) [ 75.032423] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 75.039693] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 75.046956] R13: 00000000000004d5 R14: 00000000006fa498 R15: 0000000000000000 [ 75.054232] [ 75.055851] Uninit was created at: [ 75.059391] kmsan_alloc_meta_for_pages+0x161/0x3a0 [ 75.064410] kmsan_alloc_page+0x82/0xe0 [ 75.068385] __alloc_pages_nodemask+0xf5b/0x5dc0 [ 75.073137] alloc_pages_current+0x6b5/0x970 [ 75.077545] skb_page_frag_refill+0x3ba/0x5e0 [ 75.082038] sk_page_frag_refill+0xa4/0x340 [ 75.086357] __ip6_append_data+0x1a20/0x4bb0 [ 75.090765] ip6_append_data+0x40e/0x6b0 [ 75.094823] udpv6_sendmsg+0xfd5/0x45b0 [ 75.098796] inet_sendmsg+0x48d/0x740 [ 75.102594] ___sys_sendmsg+0xec0/0x1310 [ 75.106652] SYSC_sendmsg+0x2a3/0x3d0 [ 75.110470] SyS_sendmsg+0x54/0x80 [ 75.114004] do_syscall_64+0x309/0x430 [ 75.117887] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 75.123064] ================================================================== [ 75.130408] Disabling lock debugging due to kernel taint [ 75.135846] Kernel panic - not syncing: panic_on_warn set ... [ 75.135846] [ 75.143208] CPU: 1 PID: 6266 Comm: syz-executor6 Tainted: G B 4.16.0+ #84 [ 75.152553] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.161898] Call Trace: [ 75.164479] [ 75.166629] dump_stack+0x185/0x1d0 [ 75.170265] panic+0x39d/0x940 [ 75.173477] ? csum_partial+0x78e/0x850 [ 75.177449] kmsan_report+0x238/0x240 [ 75.181258] __msan_warning_32+0x6c/0xb0 2018/04/20 13:13:58 executing program 0: r0 = syz_open_dev$evdev(&(0x7f0000974fee)='/dev/input/event#\x00', 0x20000, 0x0) ioctl$EVIOCGKEYCODE(r0, 0x80084504, &(0x7f0000000200)=""/138) 2018/04/20 13:13:58 executing program 2: r0 = socket$inet(0x2, 0x2, 0x0) setsockopt$inet_mtu(r0, 0x0, 0xa, &(0x7f0000000000)=0x3, 0x4) sendto$inet(r0, &(0x7f00000000c0), 0x0, 0x0, &(0x7f0000fd9ff0)={0x2, 0x4e20, @rand_addr}, 0x10) [ 75.185318] csum_partial+0x78e/0x850 [ 75.189124] csum_partial_ext+0x89/0xa0 [ 75.193098] __skb_checksum+0x6d4/0x1010 [ 75.197160] ? skb_checksum+0x120/0x120 [ 75.201140] skb_checksum+0xec/0x120 [ 75.204856] ? skb_checksum+0x120/0x120 [ 75.208826] ? csum_partial_ext+0xa0/0xa0 [ 75.212981] __skb_checksum_complete+0x90/0x400 [ 75.217654] udp6_csum_init+0x94f/0x10c0 [ 75.221730] __udp6_lib_rcv+0x534/0x3920 [ 75.225791] ? ip6_input_finish+0x55c/0x2110 [ 75.230204] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 75.235570] ? __local_bh_enable_ip+0x3b/0x140 [ 75.240162] udpv6_rcv+0x5c/0x70 [ 75.243533] ? udp_v6_early_demux+0x11a0/0x11a0 [ 75.248205] ip6_input_finish+0xa62/0x2110 [ 75.252446] ? ip6table_filter_hook+0xb5/0xe0 [ 75.256945] ? __msan_metadata_ptr_for_load_2+0x10/0x20 [ 75.262310] ? ip6_input_finish+0x12a1/0x2110 [ 75.266804] ip6_input+0x294/0x320 [ 75.270342] ? ip6_input+0x320/0x320 [ 75.274059] ? ipv6_rcv+0x26d0/0x26d0 [ 75.277856] ipv6_rcv+0x20ec/0x26d0 [ 75.281482] ? local_bh_enable+0x40/0x40 [ 75.285554] __netif_receive_skb_core+0x47cf/0x4a80 [ 75.290568] ? try_to_wake_up+0x1ab2/0x20a0 [ 75.294887] ? kmsan_internal_memset_shadow_inline+0xc0/0xd0 [ 75.300693] ? ip6_rcv_finish+0x4d0/0x4d0 [ 75.304846] process_backlog+0x62d/0xe20 [ 75.308916] ? rps_trigger_softirq+0x2f0/0x2f0 [ 75.313503] net_rx_action+0x7c1/0x1a70 [ 75.317486] ? net_tx_action+0xab0/0xab0 [ 75.321549] __do_softirq+0x56d/0x93d [ 75.325357] do_softirq_own_stack+0x2a/0x40 [ 75.329673] [ 75.331911] __local_bh_enable_ip+0x114/0x140 [ 75.336407] local_bh_enable+0x36/0x40 [ 75.340295] ip6_finish_output2+0x1b6c/0x1f20 [ 75.344798] ip6_finish_output+0xb3f/0xc00 [ 75.349038] ip6_output+0x597/0x6c0 [ 75.352672] ? ip6_output+0x6c0/0x6c0 [ 75.356471] ? ac6_seq_show+0x200/0x200 [ 75.360443] ip6_local_out+0x573/0x640 [ 75.364333] ? __ip6_local_out+0x4f0/0x4f0 [ 75.368570] ip6_send_skb+0xfa/0x380 [ 75.372290] udp_v6_send_skb+0x116a/0x1880 [ 75.376528] udpv6_sendmsg+0x15f4/0x45b0 [ 75.380592] ? rw_copy_check_uvector+0x5af/0x6c0 [ 75.385348] ? rw_copy_check_uvector+0x643/0x6c0 [ 75.390102] ? ip_copy_metadata+0xac0/0xac0 [ 75.394434] ? udpv6_queue_rcv_skb+0x1c60/0x1c60 [ 75.399189] inet_sendmsg+0x48d/0x740 [ 75.402991] ? security_socket_sendmsg+0x9e/0x210 [ 75.407840] ? inet_getname+0x500/0x500 [ 75.411815] ___sys_sendmsg+0xec0/0x1310 [ 75.415880] ? __fdget+0x4e/0x60 [ 75.419244] ? __fget_light+0x56/0x710 [ 75.423128] ? __fdget+0x4e/0x60 [ 75.426499] ? __msan_metadata_ptr_for_load_1+0x10/0x20 [ 75.431877] ? __fget_light+0x6b9/0x710 [ 75.435878] SYSC_sendmsg+0x2a3/0x3d0 [ 75.439690] SyS_sendmsg+0x54/0x80 [ 75.443228] do_syscall_64+0x309/0x430 [ 75.447124] ? ___sys_sendmsg+0x1310/0x1310 [ 75.451448] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 75.456636] RIP: 0033:0x455379 [ 75.459826] RSP: 002b:00007f86835c1c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 75.467534] RAX: ffffffffffffffda RBX: 00007f86835c26d4 RCX: 0000000000455379 [ 75.474802] RDX: 0000000000000000 RSI: 0000000020000440 RDI: 0000000000000013 [ 75.482071] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 75.489338] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 75.496603] R13: 00000000000004d5 R14: 00000000006fa498 R15: 0000000000000000 [ 75.504311] Dumping ftrace buffer: [ 75.507837] (ftrace buffer empty) [ 75.511521] Kernel Offset: disabled [ 75.515124] Rebooting in 86400 seconds..