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 '10.128.0.14' (ECDSA) to the list of known hosts. 2018/04/13 16:12:14 fuzzer started 2018/04/13 16:12:14 dialing manager at 10.128.0.26:33379 2018/04/13 16:12:20 kcov=true, comps=false 2018/04/13 16:12:23 executing program 0: syz_emit_ethernet(0x2a, &(0x7f0000435fd6)={@link_local={0x1, 0x80, 0xc2}, @dev={[0xaa, 0xaa, 0xaa, 0xaa]}, [], {@ipv4={0x800, {{0x5, 0x4, 0x0, 0x0, 0x1c, 0x0, 0x0, 0x0, 0x2, 0x0, @rand_addr, @broadcast=0xffffffff}, @igmp={0x11, 0x0, 0x0, @multicast2=0xe0000002}}}}}, &(0x7f000071f000)) 2018/04/13 16:12:23 executing program 1: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000001cc0)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000200)={&(0x7f0000000380)=@getneigh={0x14, 0x1e, 0xa13}, 0x14}, 0x1}, 0x0) 2018/04/13 16:12:23 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000040)={&(0x7f0000000280)=ANY=[@ANYBLOB="240000002000ff0200000000000000000a0000009a08000000000000080017005e0000ffe10dc096cefb0cdf1937c1010e73f0c7ff010000778d2f6f229466bd13d6fde85b053088c602000000000000005a8fdd171e1ca150864fe0230c601fce856232d4e58e79141cfc3596e5e9ca3aa12e07e93be0805c73d8414a20d505f98e1cd30d8b8fb3284abf0cf43c76a3b68cb99faf0000000075a48e6f48b5eacefd9216cd90931547307698b445a77bbc673217c70bc61929bafc04d3471b5d39f4686bfedd23471502d92465d5e673a2fb570fa5d409f0b6b698e57d30ba0ccbf37dc4411de1b663842c31822dc7d5cd8f767fd770b1aa85c651db4e7f8c7a21e8ba65997f8fd24f00479463d597a4e056bf1ec9226bb2679d0533a2ecaa4bad271b727d49d3b2b2a0408be3f11538e11e4085197753b8919e01b92158fb7d00a87fb6176cd5fb7f5a1d7da01e715cc694c417e3fc6ee262d8047b89a138090dde995cdb569aa4b9cd169a5e6d2451f12122bed616401bc3087f2a91dafa295f8a39bea1b3426d63b886eb6b3d11c7a539b0214b7d641780260e754a"], 0x1}, 0x1}, 0x0) 2018/04/13 16:12:23 executing program 7: mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) rmdir(&(0x7f0000000200)='./file0//./..\x00') 2018/04/13 16:12:23 executing program 4: r0 = syz_open_dev$sndseq(&(0x7f0000053ff3)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r0, 0xc08c5332, &(0x7f0000053000)={0x0, 0x0, 0x0, 'queue0\x00'}) 2018/04/13 16:12:23 executing program 2: bpf$BPF_GET_MAP_INFO(0xf, &(0x7f00000000c0)={0xffffffffffffffff, 0x28, &(0x7f0000000080)}, 0x10) r0 = socket$netlink(0xa, 0x6, 0x0) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10d, 0x2, &(0x7f0000000080), 0x100000058) 2018/04/13 16:12:23 executing program 5: pipe(&(0x7f0000043000)={0xffffffffffffffff, 0xffffffffffffffff}) close(r0) 2018/04/13 16:12:24 executing program 6: syzkaller login: [ 44.848438] ip (3892) used greatest stack depth: 54200 bytes left [ 45.133245] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.139760] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.181447] device bridge_slave_0 entered promiscuous mode [ 45.240549] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.247145] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.295937] device bridge_slave_0 entered promiscuous mode [ 45.344333] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.350853] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.402637] device bridge_slave_0 entered promiscuous mode [ 45.443407] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.449901] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.476011] device bridge_slave_1 entered promiscuous mode [ 45.502178] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.508686] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.528093] device bridge_slave_0 entered promiscuous mode [ 45.539710] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.546181] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.562419] device bridge_slave_1 entered promiscuous mode [ 45.579128] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.585632] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.611571] device bridge_slave_0 entered promiscuous mode [ 45.625936] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.632447] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.651559] device bridge_slave_0 entered promiscuous mode [ 45.665560] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.672116] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.683515] device bridge_slave_0 entered promiscuous mode [ 45.700493] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 45.709688] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.716180] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.744130] device bridge_slave_0 entered promiscuous mode [ 45.768021] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.774547] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.782805] device bridge_slave_1 entered promiscuous mode [ 45.795726] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 45.806982] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.813576] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.841631] device bridge_slave_1 entered promiscuous mode [ 45.855493] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.862077] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.893269] device bridge_slave_1 entered promiscuous mode [ 45.905839] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.912338] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.940884] device bridge_slave_1 entered promiscuous mode [ 45.955106] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.961615] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.979128] device bridge_slave_1 entered promiscuous mode [ 45.997410] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.003963] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.013247] device bridge_slave_1 entered promiscuous mode [ 46.023065] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.034836] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.044346] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.053363] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.062375] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.076757] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.130186] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.237755] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.246673] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.288504] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.297774] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.308321] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.334686] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.490207] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.965091] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.082889] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.186440] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.237894] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.322646] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.329994] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.368307] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.379563] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.393318] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.439313] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.460326] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.516093] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.554074] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.633794] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.647093] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.687419] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 48.266428] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.292418] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.448734] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.490395] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 48.505528] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 48.522776] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.582076] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.675141] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 48.698104] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 48.707065] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.724886] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 48.739887] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 48.749518] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.777853] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.792810] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 48.812948] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.821199] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 48.831847] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.843954] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 48.885839] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 48.893162] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.909969] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 48.950668] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 48.960162] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.976255] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 48.999903] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.008245] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.018423] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.062251] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.090332] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.098462] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.108224] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.119931] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.144776] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.152868] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.162996] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.173991] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.192629] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.214214] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.228732] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.258910] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.281266] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.296523] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.328726] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.341565] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.352405] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.372479] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.395151] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.422484] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.444868] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.471229] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.486439] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.502609] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.515174] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.526118] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.544015] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.551323] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.567796] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.608009] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.617786] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.630895] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.661845] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.696110] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.729737] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 51.555434] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.561954] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.568902] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.575376] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.602401] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 51.612858] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.639534] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.646093] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.652964] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.659428] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.727995] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 51.743808] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.750300] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.757171] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.763607] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.780116] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 51.786930] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.793401] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.800291] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.806753] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.833980] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 51.925450] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.931950] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.938840] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.945289] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.014756] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 52.037255] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.043733] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.050614] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.057090] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.076313] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 52.085538] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.092017] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.098911] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.105354] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.161142] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 52.169904] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.176395] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.183302] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.189771] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.215536] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 52.640164] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.651689] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.675118] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.690335] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.706109] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.713681] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.722127] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.145501] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 61.267255] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 61.277398] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 61.343283] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 61.363007] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 61.397833] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 61.596802] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 61.609547] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 61.879470] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 61.885735] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.894417] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.987006] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 61.993307] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.004823] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.110951] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 62.117270] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.129950] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.159334] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 62.166728] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 62.172996] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.211282] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.224221] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.247000] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.275487] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 62.281763] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.297567] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.418581] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 62.424839] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.436630] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.492714] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 62.499253] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.514628] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready 2018/04/13 16:12:51 executing program 5: 2018/04/13 16:12:51 executing program 0: 2018/04/13 16:12:51 executing program 2: 2018/04/13 16:12:51 executing program 3: 2018/04/13 16:12:51 executing program 6: 2018/04/13 16:12:51 executing program 7: 2018/04/13 16:12:51 executing program 1: 2018/04/13 16:12:51 executing program 4: 2018/04/13 16:12:51 executing program 4: gettid() r0 = socket$inet(0x2, 0x1, 0x0) mmap(&(0x7f000092d000/0x400000)=nil, 0x400000, 0xfffffffffffffffc, 0x8972, 0xffffffffffffffff, 0x0) bind$inet(r0, &(0x7f0000134000)={0x2, 0x4e23, @broadcast=0xffffffff}, 0x10) connect$inet(r0, &(0x7f00000e5000)={0x2, 0x0, @loopback=0x7f000001}, 0x10) connect$inet(0xffffffffffffffff, &(0x7f00009322c4)={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10) connect$inet(r0, &(0x7f00000dcff0)={0x2, 0x4e23, @loopback=0x7f000001}, 0x10) timer_create(0x0, &(0x7f0000044000), &(0x7f0000044000)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x0, 0x10, 0xffffffffffffffff, 0x0) tkill(0x0, 0x0) 2018/04/13 16:12:51 executing program 7: 2018/04/13 16:12:51 executing program 2: r0 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f00000000c0)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f0000000240)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)=@bridge_delneigh={0x28, 0x1c, 0xf07, 0x0, 0x0, {0x7, 0x0, 0x0, r1, 0x0, 0x7ffff}, [@NDA_LLADDR={0xa, 0x2, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}]}, 0x28}, 0x1}, 0x0) 2018/04/13 16:12:51 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f00000000c0)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f0000000240)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)=@bridge_delneigh={0x28, 0x1c, 0xf07, 0x0, 0x0, {0x7, 0x0, 0x0, r1, 0x6}, [@NDA_LLADDR={0xa, 0x2, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}]}, 0x28}, 0x1}, 0x0) 2018/04/13 16:12:51 executing program 3: 2018/04/13 16:12:51 executing program 6: 2018/04/13 16:12:51 executing program 0: 2018/04/13 16:12:51 executing program 5: [ 68.274972] bridge: RTM_NEWNEIGH with invalid state 0x0 2018/04/13 16:12:51 executing program 3: 2018/04/13 16:12:51 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) writev(r0, &(0x7f0000000040)=[{&(0x7f0000001000)="3900000011000904690000008100000007000040030000004500010700000f1419001a00040002008f5d3e6ff41ee400000000000000000000", 0x39}], 0x1) [ 68.347443] bridge: RTM_NEWNEIGH with invalid state 0x0 2018/04/13 16:12:51 executing program 0: r0 = syz_open_dev$sg(&(0x7f0000000000)='/dev/sg#\x00', 0x0, 0x0) ioctl(r0, 0x1275, &(0x7f00000001c0)) 2018/04/13 16:12:51 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f00000000c0)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f0000000240)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)=@bridge_delneigh={0x28, 0x1c, 0xf07, 0x0, 0x0, {0x7, 0x0, 0x0, r1, 0x6, 0x7ffff}, [@NDA_LLADDR={0xa, 0x2, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}]}, 0x28}, 0x1}, 0x0) 2018/04/13 16:12:51 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f00000000c0)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f0000000240)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)=@bridge_delneigh={0x28, 0x1c, 0xf07, 0x0, 0x0, {0x7, 0x0, 0x0, r1, 0x6}, [@NDA_LLADDR={0xa, 0x2, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}]}, 0x28}, 0x1}, 0x0) 2018/04/13 16:12:51 executing program 6: perf_event_open(&(0x7f000001d000)={0x200000002, 0x70, 0x6, 0x108000001, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000000580)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x3, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x1, 0x4, 0x0, 0x0, 0x0, 0x0, 0x22, 0x0, @perf_bp={&(0x7f0000000540)}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001}, 0x0, 0x0, 0xffffffffffffffff, 0x0) madvise(&(0x7f0000ffe000/0x1000)=nil, 0x1000, 0x0) 2018/04/13 16:12:51 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000001580)={'lo\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={&(0x7f0000000040)={0x10}, 0xc, &(0x7f0000000000)={&(0x7f0000000080)=@ipv6_newaddr={0x40, 0x14, 0x111, 0x0, 0x0, {0xa, 0x0, 0x0, 0x0, r1}, [@IFA_CACHEINFO={0x14, 0x6, {0x0, 0x6}}, @IFA_ADDRESS={0x14, 0x1, @loopback={0x0, 0x1}}]}, 0x1c3}, 0x1}, 0x0) 2018/04/13 16:12:51 executing program 2: r0 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f00000000c0)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f0000000240)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)=@bridge_delneigh={0x28, 0x1c, 0xf07, 0x0, 0x0, {0x7, 0x0, 0x0, r1, 0x0, 0x7ffff}, [@NDA_LLADDR={0xa, 0x2, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}]}, 0x28}, 0x1}, 0x0) [ 68.592796] bridge_slave_1: FDB only supports static addresses [ 68.629428] bridge_slave_1: FDB only supports static addresses [ 68.670493] bridge: RTM_NEWNEIGH with invalid state 0x0 2018/04/13 16:12:51 executing program 3: 2018/04/13 16:12:51 executing program 0: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup.net\x00', 0x200002, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000040)='./file1\x00', 0x0) r2 = dup3(r1, r0, 0x0) pwritev(r1, &(0x7f00000012c0)=[{&(0x7f0000000140)='l', 0x1}], 0x1, 0x200000) write(r2, &(0x7f0000003380)='b', 0x1) fcntl$setstatus(r0, 0x4, 0x4000) write$cgroup_subtree(r2, &(0x7f0000000000)=ANY=[], 0x34123610) 2018/04/13 16:12:51 executing program 4: 2018/04/13 16:12:51 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f00000000c0)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f0000000240)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)=@bridge_delneigh={0x28, 0x1c, 0xf07, 0x0, 0x0, {0x7, 0x0, 0x0, r1, 0x6}, [@NDA_LLADDR={0xa, 0x2, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}]}, 0x28}, 0x1}, 0x0) 2018/04/13 16:12:51 executing program 7: r0 = socket$inet6(0xa, 0x2, 0x0) bind$inet6(r0, &(0x7f0000f13000)={0xa, 0x4e22}, 0x1c) setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}}, 0x3d0) setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000000140)={0x9, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}}, 0x88) syz_emit_ethernet(0x3e, &(0x7f00000000c0)={@broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x8, 0x11, 0x0, @empty, @mcast2={0xff, 0x2, [], 0x1}, {[], @udp={0x0, 0x4e22, 0x8}}}}}}, &(0x7f0000775000)) 2018/04/13 16:12:51 executing program 6: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000c00)={&(0x7f0000000400)={0x10}, 0xc, &(0x7f0000000bc0)={&(0x7f0000000540)=@getsa={0x28, 0x12, 0x3, 0x0, 0x0, {@in6=@remote={0xfe, 0x80, [], 0xbb}, 0x0, 0x0, 0x6c}}, 0x28}, 0x1}, 0x0) 2018/04/13 16:12:51 executing program 2: r0 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f00000000c0)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f0000000240)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)=@bridge_delneigh={0x28, 0x1c, 0xf07, 0x0, 0x0, {0x7, 0x0, 0x0, r1, 0x0, 0x7ffff}, [@NDA_LLADDR={0xa, 0x2, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}]}, 0x28}, 0x1}, 0x0) 2018/04/13 16:12:51 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f00000000c0)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f0000000240)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)=@bridge_delneigh={0x28, 0x1c, 0xf07, 0x0, 0x0, {0x7, 0x0, 0x0, r1, 0x6, 0x7ffff}, [@NDA_LLADDR={0xa, 0x2, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}]}, 0x28}, 0x1}, 0x0) [ 68.864919] bridge_slave_1: FDB only supports static addresses [ 68.909078] bridge: RTM_NEWNEIGH with invalid state 0x0 2018/04/13 16:12:52 executing program 3: 2018/04/13 16:12:52 executing program 2: r0 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f00000000c0)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f0000000240)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)=@bridge_delneigh={0x28, 0x1c, 0xf07, 0x0, 0x0, {0x7, 0x0, 0x0, r1, 0x0, 0x7ffff}, [@NDA_LLADDR={0xa, 0x2, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}]}, 0x28}, 0x1}, 0x0) 2018/04/13 16:12:52 executing program 7: 2018/04/13 16:12:52 executing program 4: 2018/04/13 16:12:52 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f00000000c0)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f0000000240)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)=@bridge_delneigh={0x28, 0x1c, 0xf07, 0x0, 0x0, {0x7, 0x0, 0x0, r1, 0x6, 0x7ffff}, [@NDA_LLADDR={0xa, 0x2, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}]}, 0x28}, 0x1}, 0x0) 2018/04/13 16:12:52 executing program 6: 2018/04/13 16:12:52 executing program 0: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup.net\x00', 0x200002, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000040)='./file1\x00', 0x0) r2 = dup3(r1, r0, 0x0) pwritev(r1, &(0x7f00000012c0)=[{&(0x7f0000000140)='l', 0x1}], 0x1, 0x200000) write(r2, &(0x7f0000003380)='b', 0x1) fcntl$setstatus(r0, 0x4, 0x4000) write$cgroup_subtree(r2, &(0x7f0000000000)=ANY=[], 0x34123610) 2018/04/13 16:12:52 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f00000000c0)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f0000000240)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)=@bridge_delneigh={0x28, 0x1c, 0xf07, 0x0, 0x0, {0x7, 0x0, 0x0, r1, 0x6}, [@NDA_LLADDR={0xa, 0x2, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}]}, 0x28}, 0x1}, 0x0) [ 69.145492] bridge: RTM_NEWNEIGH with invalid state 0x0 [ 69.173938] bridge_slave_1: FDB only supports static addresses 2018/04/13 16:12:52 executing program 3: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) open$dir(&(0x7f0000296ff8)='./file0\x00', 0x0, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000337ff2)='timers\x00') readv(r0, &(0x7f0000d0bf70)=[{&(0x7f000041bf0d)=""/243, 0xf3}], 0x1) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000040)={{{@in6=@mcast2}}, {{@in6=@mcast1}, 0x0, @in=@multicast2}}, &(0x7f0000000140)=0xe8) 2018/04/13 16:12:52 executing program 6: r0 = memfd_create(&(0x7f0000000fcd)=':)-\x00', 0x3) fcntl$addseals(r0, 0x409, 0xb) ftruncate(r0, 0x20) ftruncate(r0, 0x0) 2018/04/13 16:12:52 executing program 4: setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f00000000c0), 0x20) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = getpid() process_vm_readv(r0, &(0x7f000000b000)=[{&(0x7f0000006000)=""/4096, 0x1000}], 0x1, &(0x7f0000007000)=[{&(0x7f0000000380)=""/4096, 0x1000}], 0x1, 0x0) 2018/04/13 16:12:52 executing program 7: r0 = socket$inet(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000000140)={0x2, 0x4e20, @multicast1=0xe0000001}, 0x10) connect$inet(r0, &(0x7f0000000100)={0x2, 0x4e20, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_MD5SIG(r0, 0x6, 0xe, &(0x7f0000000940)={@in={{0x2, 0x0, @loopback=0x7f000001}}, 0x0, 0x7, 0x0, "f97d8d35e15189ff67373c7d18c05c74541efa54fedc5c633f091bd5f8e30ccbbeac391cb579d3a3d14f60a8c83786a9214ebcb4f2b3949cc3063cecb6ade011a159983af910b04bf776c9db06bbb6da"}, 0xd8) sendmsg(r0, &(0x7f0000001200)={&(0x7f0000000c80)=@generic={0x0, "fbf0fe9d7f8c9f70eba1a440b28728504a3b999709e60cba88e0865ebaad706e75b44a754372d291e3872f634ae65a0e735af1ae0afce6f38635b8cea8bccb01f0629975bcaf95b8a018ee02e5fd40a67488970d50a9ae2149c85a3caf02026fb269ab7669acbec3d9b61a2774fa88b04d235ee89231e748ed92caa826b4"}, 0x80, &(0x7f00000006c0), 0x0, &(0x7f0000000f40), 0x0, 0x800}, 0x3ffffff) 2018/04/13 16:12:52 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000240)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)=@bridge_delneigh={0x28, 0x1c, 0xf07, 0x0, 0x0, {0x7, 0x0, 0x0, 0x0, 0x6}, [@NDA_LLADDR={0xa, 0x2, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}]}, 0x28}, 0x1}, 0x0) 2018/04/13 16:12:52 executing program 2: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000240)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)=@bridge_delneigh={0x28, 0x1c, 0xf07, 0x0, 0x0, {0x7, 0x0, 0x0, 0x0, 0x0, 0x7ffff}, [@NDA_LLADDR={0xa, 0x2, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}]}, 0x28}, 0x1}, 0x0) 2018/04/13 16:12:52 executing program 0: 2018/04/13 16:12:52 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f00000000c0)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f0000000240)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)=@bridge_delneigh={0x28, 0x1c, 0xf07, 0x0, 0x0, {0x7, 0x0, 0x0, r1, 0x6, 0x7ffff}, [@NDA_LLADDR={0xa, 0x2, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}]}, 0x28}, 0x1}, 0x0) [ 69.370910] ================================================================== [ 69.378329] BUG: KMSAN: uninit-value in copy_page_to_iter+0x754/0x1b70 [ 69.384993] CPU: 0 PID: 5873 Comm: syz-executor4 Not tainted 4.16.0+ #83 [ 69.391826] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.401175] Call Trace: [ 69.403774] dump_stack+0x185/0x1d0 [ 69.407406] ? kmsan_internal_check_memory+0x145/0x1d0 [ 69.412682] kmsan_report+0x142/0x240 [ 69.416500] kmsan_internal_check_memory+0x164/0x1d0 [ 69.421608] ? copy_page_to_iter+0x5f6/0x1b70 [ 69.426104] kmsan_copy_to_user+0x69/0x160 [ 69.430341] copy_page_to_iter+0x754/0x1b70 [ 69.434676] process_vm_rw_core+0xf6a/0x1930 [ 69.439099] ? process_vm_rw+0x356/0x500 [ 69.443161] process_vm_rw+0x3d5/0x500 [ 69.447055] ? syscall_return_slowpath+0xe9/0x700 [ 69.451896] ? prepare_exit_to_usermode+0x4a/0x3a0 [ 69.456829] ? __msan_metadata_ptr_for_store_4+0x13/0x20 [ 69.462278] ? prepare_exit_to_usermode+0x149/0x3a0 [ 69.467298] SYSC_process_vm_readv+0x126/0x140 [ 69.471884] SyS_process_vm_readv+0x8a/0xb0 [ 69.476204] do_syscall_64+0x309/0x430 [ 69.480088] ? s_show+0xe80/0xe80 [ 69.483543] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 69.488730] RIP: 0033:0x455319 [ 69.491913] RSP: 002b:00007f51b3ed0c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000136 [ 69.499617] RAX: ffffffffffffffda RBX: 00007f51b3ed16d4 RCX: 0000000000455319 [ 69.506881] RDX: 0000000000000001 RSI: 000000002000b000 RDI: 0000000000000107 [ 69.514149] RBP: 000000000072bea0 R08: 0000000000000001 R09: 0000000000000000 2018/04/13 16:12:52 executing program 0: 2018/04/13 16:12:52 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000240)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)=@bridge_delneigh={0x28, 0x1c, 0xf07, 0x0, 0x0, {0x7, 0x0, 0x0, 0x0, 0x6}, [@NDA_LLADDR={0xa, 0x2, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}]}, 0x28}, 0x1}, 0x0) [ 69.521414] R10: 0000000020007000 R11: 0000000000000246 R12: 00000000ffffffff [ 69.528679] R13: 0000000000000471 R14: 00000000006f9b38 R15: 0000000000000000 [ 69.535949] [ 69.537568] Uninit was created at: [ 69.541105] kmsan_alloc_meta_for_pages+0x161/0x3a0 [ 69.546114] kmsan_alloc_page+0x82/0xe0 [ 69.550086] __alloc_pages_nodemask+0xf5b/0x5dc0 [ 69.554837] alloc_pages_vma+0x1565/0x1800 [ 69.559069] do_huge_pmd_anonymous_page+0xf80/0x2520 [ 69.564171] handle_mm_fault+0x30ba/0x7ba0 2018/04/13 16:12:52 executing program 7: 2018/04/13 16:12:52 executing program 2: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000240)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)=@bridge_delneigh={0x28, 0x1c, 0xf07, 0x0, 0x0, {0x7, 0x0, 0x0, 0x0, 0x0, 0x7ffff}, [@NDA_LLADDR={0xa, 0x2, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}]}, 0x28}, 0x1}, 0x0) [ 69.568405] __do_page_fault+0xec4/0x1a10 [ 69.572550] do_page_fault+0xd3/0x260 [ 69.576357] page_fault+0x45/0x50 [ 69.579797] [ 69.581421] Bytes 0-895 of 896 are uninitialized [ 69.586159] ================================================================== [ 69.593510] Disabling lock debugging due to kernel taint [ 69.598952] Kernel panic - not syncing: panic_on_warn set ... [ 69.598952] [ 69.606319] CPU: 0 PID: 5873 Comm: syz-executor4 Tainted: G B 4.16.0+ #83 [ 69.614452] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.623800] Call Trace: [ 69.626391] dump_stack+0x185/0x1d0 [ 69.630024] panic+0x39d/0x940 [ 69.633242] ? kmsan_internal_check_memory+0x145/0x1d0 [ 69.638519] kmsan_report+0x238/0x240 [ 69.642323] kmsan_internal_check_memory+0x164/0x1d0 [ 69.647428] ? copy_page_to_iter+0x5f6/0x1b70 [ 69.651927] kmsan_copy_to_user+0x69/0x160 [ 69.656165] copy_page_to_iter+0x754/0x1b70 [ 69.660497] process_vm_rw_core+0xf6a/0x1930 [ 69.664921] ? process_vm_rw+0x356/0x500 2018/04/13 16:12:52 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000240)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)=@bridge_delneigh={0x28, 0x1c, 0xf07, 0x0, 0x0, {0x7, 0x0, 0x0, 0x0, 0x6}, [@NDA_LLADDR={0xa, 0x2, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}]}, 0x28}, 0x1}, 0x0) [ 69.668982] process_vm_rw+0x3d5/0x500 [ 69.672881] ? syscall_return_slowpath+0xe9/0x700 [ 69.677724] ? prepare_exit_to_usermode+0x4a/0x3a0 [ 69.682660] ? __msan_metadata_ptr_for_store_4+0x13/0x20 [ 69.688111] ? prepare_exit_to_usermode+0x149/0x3a0 [ 69.693132] SYSC_process_vm_readv+0x126/0x140 [ 69.697716] SyS_process_vm_readv+0x8a/0xb0 [ 69.702032] do_syscall_64+0x309/0x430 [ 69.705917] ? s_show+0xe80/0xe80 [ 69.709371] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 69.714552] RIP: 0033:0x455319 2018/04/13 16:12:52 executing program 7: 2018/04/13 16:12:52 executing program 2: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000240)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)=@bridge_delneigh={0x28, 0x1c, 0xf07, 0x0, 0x0, {0x7, 0x0, 0x0, 0x0, 0x0, 0x7ffff}, [@NDA_LLADDR={0xa, 0x2, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}]}, 0x28}, 0x1}, 0x0) [ 69.717736] RSP: 002b:00007f51b3ed0c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000136 [ 69.725439] RAX: ffffffffffffffda RBX: 00007f51b3ed16d4 RCX: 0000000000455319 [ 69.732709] RDX: 0000000000000001 RSI: 000000002000b000 RDI: 0000000000000107 [ 69.739974] RBP: 000000000072bea0 R08: 0000000000000001 R09: 0000000000000000 [ 69.747243] R10: 0000000020007000 R11: 0000000000000246 R12: 00000000ffffffff [ 69.754511] R13: 0000000000000471 R14: 00000000006f9b38 R15: 0000000000000000 [ 69.762206] Dumping ftrace buffer: [ 69.765725] (ftrace buffer empty) [ 69.769407] Kernel Offset: disabled [ 69.773007] Rebooting in 86400 seconds..