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 '10.128.0.19' (ECDSA) to the list of known hosts. 2018/04/21 10:55:09 fuzzer started 2018/04/21 10:55:09 dialing manager at 10.128.0.26:35229 2018/04/21 10:55:15 kcov=true, comps=false 2018/04/21 10:55:19 executing program 0: set_mempolicy(0x3, &(0x7f0000000000)=0xfff, 0xe97) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000000)={"6c6f0000ffffff9f0000ddff00"}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000001d40)={'lo\x00', 0xfff}) 2018/04/21 10:55:19 executing program 1: r0 = syz_open_procfs(0x0, &(0x7f00000000c0)='net/igmp\x00') pread64(r0, &(0x7f0000000440)=""/202, 0xca, 0x0) 2018/04/21 10:55:19 executing program 7: r0 = socket$inet(0xa, 0x2, 0x0) dup(r0) sendmsg(r0, &(0x7f0000004fc8)={&(0x7f0000003164)=@in6={0xa, 0x4e20, 0x0, @loopback={0x0, 0x7ffffff7}}, 0x1c, &(0x7f000002f000), 0x0, &(0x7f0000000000)}, 0x0) 2018/04/21 10:55:19 executing program 4: perf_event_open(&(0x7f0000271000)={0x2, 0x70, 0x49, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x10) r0 = socket(0x11, 0x4000000000080003, 0x0) setsockopt(r0, 0x107, 0xd, &(0x7f0000001000), 0x47e) sendmmsg$nfc_llcp(r0, &(0x7f0000117000)=[{&(0x7f0000358fa0)={0x27, 0x1, 0x0, 0x0, 0x0, 0x0, "9a38f8e5d227f1d0f788c3e3a41cab8b366eeca8862b48b33db1087be369541d046f8c4d8d902b0725a214d5a0d9815619a88f6c2e34c312cc9ae213cf3ce1"}, 0x58, &(0x7f0000179f7a), 0x0, &(0x7f0000c47fe0)={0xc}, 0xc}], 0x492492492492716, 0x0) 2018/04/21 10:55:19 executing program 5: r0 = syz_open_procfs(0x0, &(0x7f0000000000)="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") preadv(r0, &(0x7f0000000340)=[{&(0x7f0000000140)=""/80, 0x50}, {&(0x7f00000003c0)=""/4096, 0x1000}, {&(0x7f00000001c0)=""/134, 0x86}, {&(0x7f0000000280)=""/188, 0xbc}], 0x4, 0x0) 2018/04/21 10:55:19 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) r0 = syz_open_procfs(0x0, &(0x7f0000000040)="2f65786500000000000090d8b75e67e16b394342abb5158df87ea8984e79c93df7498b2b34796068700e29fbd789f9a031f23e16c96e30baed2961953b057f7a3222943acc4b8cfa4de553f8276731ddeb811efd44ea011e1a0db9074a28a826c88566b89c57cc3cca4aec41d37fa27c8daa19030d03139d0aea71d509d9a20ba7deceb656cc1308d9d1f111b6bd1595486f55e229923be4ed8cbfb78e86280b4cacf386bfa8840afb312a4c520a03b27f805d181bd09ea208931a36e888060a2d") fsetxattr(r0, &(0x7f0000000140)=@known='user.syz\x00', &(0x7f0000000180)="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", 0x137, 0x0) fremovexattr(r0, &(0x7f0000000000)=@known='user.syz\x00') 2018/04/21 10:55:19 executing program 2: unshare(0x60000000) socket$inet6_icmp_raw(0xa, 0x3, 0x3a) socket$inet6_icmp_raw(0xa, 0x3, 0x3a) socket$inet6_icmp_raw(0xa, 0x3, 0x3a) r0 = syz_open_procfs(0x0, &(0x7f0000000000)='net/raw6\x00') pread64(r0, &(0x7f0000e3e000)=""/8, 0x8, 0xa3) 2018/04/21 10:55:19 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000f5ffe0)={@mcast2={0xff, 0x2, [], 0x1}, 0x400, 0x0, 0xff, 0x1}, 0x20) perf_event_open(&(0x7f0000aaa000)={0x2, 0x70, 0x4a, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000000000)={@mcast2={0xff, 0x2, [], 0x1}, 0x400, 0x1, 0x0, 0x0, 0x4, 0x0, 0x7}, 0x20) syzkaller login: [ 44.392866] ip (3752) used greatest stack depth: 54688 bytes left [ 44.856931] ip (3795) used greatest stack depth: 54672 bytes left [ 45.121985] ip (3818) used greatest stack depth: 54312 bytes left [ 45.896889] ip (3894) used greatest stack depth: 54200 bytes left [ 46.274284] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.280838] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.322092] device bridge_slave_0 entered promiscuous mode [ 46.372853] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.379395] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.399014] device bridge_slave_0 entered promiscuous mode [ 46.428450] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.434983] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.459942] device bridge_slave_0 entered promiscuous mode [ 46.485081] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.491598] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.513840] device bridge_slave_0 entered promiscuous mode [ 46.530982] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.537484] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.557529] device bridge_slave_0 entered promiscuous mode [ 46.594983] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.601695] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.611865] device bridge_slave_0 entered promiscuous mode [ 46.629346] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.636202] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.656793] device bridge_slave_1 entered promiscuous mode [ 46.663261] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.669770] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.685305] device bridge_slave_1 entered promiscuous mode [ 46.701845] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.708383] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.741006] device bridge_slave_0 entered promiscuous mode [ 46.749662] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.756314] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.774929] device bridge_slave_1 entered promiscuous mode [ 46.788970] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.795495] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.804833] device bridge_slave_1 entered promiscuous mode [ 46.814827] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.821307] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.835400] device bridge_slave_1 entered promiscuous mode [ 46.846602] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.853125] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.861724] device bridge_slave_0 entered promiscuous mode [ 46.871905] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.880275] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.887501] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.894079] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.925759] device bridge_slave_1 entered promiscuous mode [ 46.950354] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.958217] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.964695] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.004665] device bridge_slave_1 entered promiscuous mode [ 47.014367] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 47.040364] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.046891] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.077987] device bridge_slave_1 entered promiscuous mode [ 47.095188] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 47.107474] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 47.115012] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 47.126465] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 47.134077] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 47.222866] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 47.234386] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 47.305451] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 47.354775] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 47.376865] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 47.426314] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 47.517754] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 48.111280] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 48.131794] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 48.139979] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 48.228639] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 48.294571] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 48.343996] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 48.368230] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 48.387132] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 48.397682] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 48.419086] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 48.442477] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 48.529191] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 48.585100] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 48.619004] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 48.684306] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 48.767279] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 49.324180] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 49.362985] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 49.408273] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 49.427987] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 49.569369] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.590935] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.614617] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 49.623571] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 49.647810] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.665341] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.678402] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 49.686791] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 49.807524] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.816345] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.835754] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.854688] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.865546] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.886970] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.906568] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.914521] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.925409] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.940558] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.949164] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.960732] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.973459] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 50.006459] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 50.014372] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 50.022270] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.057767] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 50.097417] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.124798] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 50.150761] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 50.157968] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.173543] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 50.182206] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 50.189682] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 50.197176] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.225943] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 50.242129] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.259866] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 50.268912] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 50.280441] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 50.298361] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 50.310113] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.333775] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 50.358726] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.378356] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 50.394580] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.405546] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 50.417640] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 50.428227] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 50.439846] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.448823] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 50.458135] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.475017] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 50.510667] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 50.518592] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 50.530180] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.549184] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 50.586644] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.613853] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 50.679475] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 50.687718] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.704799] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 51.142239] ip (4274) used greatest stack depth: 54160 bytes left [ 52.527158] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.533687] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.540578] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.547130] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.602293] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 52.608924] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.621757] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.628265] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.635194] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.641676] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.650634] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 52.666059] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.672581] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.679476] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.685963] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.729253] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 52.756486] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.763014] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.769946] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.776420] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.812933] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 52.820203] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.826684] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.833534] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.840019] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.870652] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 53.062574] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.069142] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.075997] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.082515] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.097422] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 53.118805] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.125323] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.132238] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.138701] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.181089] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 53.189569] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.196139] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.203004] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.209524] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.252016] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 53.664173] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 53.675929] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 53.698279] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 53.722787] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 53.730283] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 53.738162] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 53.745854] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.857951] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 62.001213] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 62.010787] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 62.146228] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 62.562222] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 62.634962] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 62.643310] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.651310] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.673110] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 62.694471] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 62.777473] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 62.783922] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.796350] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.833584] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 62.839913] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.864717] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.914768] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 63.054986] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 63.061338] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.073906] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.399748] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 63.406127] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.416661] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.471967] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 63.478277] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.488105] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.579287] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 63.585620] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.603321] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.705123] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 63.712677] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.733689] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready 2018/04/21 10:55:45 executing program 1: r0 = getpgrp(0x0) r1 = gettid() rt_tgsigqueueinfo(r0, r1, 0x0, &(0x7f0000a75000)) 2018/04/21 10:55:45 executing program 2: unshare(0x60000000) socket$inet6_icmp_raw(0xa, 0x3, 0x3a) socket$inet6_icmp_raw(0xa, 0x3, 0x3a) socket$inet6_icmp_raw(0xa, 0x3, 0x3a) r0 = syz_open_procfs(0x0, &(0x7f0000000000)='net/raw6\x00') pread64(r0, &(0x7f0000e3e000)=""/8, 0x8, 0xa3) 2018/04/21 10:55:45 executing program 1: syz_emit_ethernet(0x1, &(0x7f0000000000)=ANY=[@ANYBLOB="ffffffffe20c2e3bc200000086dd6006f5260028110000000000000000000000000000000000ff02000000000000000000000000000100004e2200089078db3923404621408ca2cf1556d960d7bc7760470b91e53d8102131b84d09c219a6b0aee1a454e7022b2d1e5553a3487b15745fb835e3a66e59e1bfae05d2d939c261b6820c164301b999a486137da29ce1a512c8adae5b4818187989054b69d2264d8c37b4a46ccda402a4dabdc14082f00ebe4644766dd1e951cd3c2f7d110952c5e519bca7fa1b4bacb89b0"], &(0x7f0000775000)) 2018/04/21 10:55:46 executing program 6: perf_event_open(&(0x7f000001d000)={0x200000002, 0x70, 0x6, 0x108000001, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000000040)="2f65786500000000000090d8b75e67e16b394342abb5158df87ea8984e79c93df7498b2b34796068700e29fbd789f9a031f23e16c96e30baed2961953b057f7a3222943acc4b8cfa4de553f8276731ddeb811efd44ea011e1a0db9074a28a826c88566b89c57cc3cca4aec41d37fa27c8daa19030d03139d0aea71d509d9a20ba7deceb656cc1308d9d1f111b6bd1595486f55e229923be4ed8cbfb78e86280b4cacf386bfa8840afb312a4c520a03b27f805d181bd09ea208931a36e888060a2d") fsetxattr(r0, &(0x7f0000000140)=@known='user.syz\x00', &(0x7f0000000180)="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", 0x137, 0x0) fremovexattr(r0, &(0x7f0000000000)=@known='user.syz\x00') 2018/04/21 10:55:46 executing program 1: syz_open_procfs(0x0, &(0x7f0000000000)='ns/user\x00') 2018/04/21 10:55:46 executing program 7: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup\x00', 0x200002, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000080)='./file0\x00', 0x0) write$cgroup_pid(r1, &(0x7f0000000100)=ANY=[], 0x1023c) r2 = open$dir(&(0x7f0000000040)='./file0\x00', 0x0, 0x0) sendfile(r1, r2, &(0x7f0000002b80), 0x7fffffff) pwritev(r1, &(0x7f00000012c0)=[{&(0x7f0000001280)='E', 0x1}], 0x1, 0x0) 2018/04/21 10:55:46 executing program 6: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000002c0)='./cgroup.net\x00', 0x200002, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000080)='./file1\x00', 0x0) r2 = dup3(r1, r0, 0x0) pwritev(r1, &(0x7f0000000040)=[{&(0x7f0000000000)='l', 0x1}], 0x1, 0x4208800) write$binfmt_misc(r0, &(0x7f00000053c0)={'syz0', "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"}, 0x1000) fcntl$setstatus(r0, 0x4, 0x4000) write$cgroup_subtree(r2, &(0x7f0000000000)=ANY=[], 0x34123610) fsync(r2) 2018/04/21 10:55:46 executing program 1: syz_open_procfs(0x0, &(0x7f0000000040)='ns/pid\x00') [ 69.413324] device lo entered promiscuous mode [ 69.451097] device lo left promiscuous mode 2018/04/21 10:55:47 executing program 0: set_mempolicy(0x3, &(0x7f0000000000)=0xfff, 0xe97) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000000)={"6c6f0000ffffff9f0000ddff00"}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000001d40)={'lo\x00', 0xfff}) 2018/04/21 10:55:47 executing program 1: perf_event_open(&(0x7f00000017c0)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) getpeername$netrom(0xffffffffffffffff, &(0x7f0000000080)=@full, &(0x7f0000000100)=0x48) r0 = socket$inet(0x2, 0x1, 0x0) setsockopt$EBT_SO_SET_ENTRIES(r0, 0x0, 0x80, &(0x7f00000004c0)=@broute={'broute\x00', 0x20, 0x4, 0x610, [0x0, 0x0, 0x0, 0x0, 0x0, 0x20000cc0], 0x0, &(0x7f0000000240), &(0x7f0000000cc0)=[{0x0, '\x00', 0x0, 0xfffffffffffffffe, 0x2, [{{{0x5, 0x0, 0x0, 'lo\x00', 'bcsf0\x00', 'irlan0\x00', 'ip_vti0\x00', @empty, [], @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa]}, [], 0x120, 0x120, 0x158, [@statistic={'statistic\x00', 0x18}, @stp={'stp\x00', 0x48, {{0x0, {0x0, 0x0, 0x0, @link_local={0x1, 0x80, 0xc2}, [], 0x0, 0x0, 0x0, 0x0, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x680}}}]}}, @common=@mark={'mark\x00', 0x10, {{0x0, 0xffffffffffffffff}}}}, {{{0x5, 0x0, 0x0, 'ifb0\x00', 'erspan0\x00', 'ifb0\x00', 'rose0\x00', @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa]}, [], @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], 0x70, 0xd0, 0x120}, [@common=@NFQUEUE0={'NFQUEUE\x00', 0x8}, @common=@CONNSECMARK={'CONNSECMARK\x00', 0x38}]}, @common=@IDLETIMER={'IDLETIMER\x00', 0x28, {{0x0, 'syz1\x00'}}}}]}, {0x0, '\x00', 0x2, 0xffffffffffffffff, 0x1, [{{{0x11, 0x0, 0x0, 'ip6gretap0\x00', 'syz_tun\x00', 'bond0\x00', 'syz_tun\x00', @link_local={0x1, 0x80, 0xc2}, [], @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], 0xa0, 0x138, 0x188, [@pkttype={'pkttype\x00', 0x8}]}, [@common=@RATEEST={'RATEEST\x00', 0x20, {{'syz0\x00'}}}, @common=@LED={'LED\x00', 0x28, {{'syz0\x00'}}}]}, @common=@IDLETIMER={'IDLETIMER\x00', 0x28, {{0x0, 'syz0\x00'}}}}]}, {0x0, '\x00', 0x3, 0xffffffffffffffff, 0x1, [{{{0x5, 0x0, 0x0, 'syzkaller0\x00', 'tunl0\x00', 'sit0\x00', 'ifb0\x00', @empty, [], @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], 0x130, 0x130, 0x180, [@ip6={'ip6\x00', 0x50, {{@empty, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}}}}, @limit={'limit\x00', 0x20}]}}, @common=@LED={'LED\x00', 0x28, {{'syz0\x00'}}}}]}]}, 0x688) 2018/04/21 10:55:47 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f0000000080)={'team0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000000)={'ifb0\x00', r1}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000180)={'team_slave_0\x00', r1}) socket$nl_route(0x10, 0x3, 0x0) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000040)={0x0, 0x0}, &(0x7f00000000c0)=0xc) sendmsg$nl_route(r0, &(0x7f0000000280)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000240)={&(0x7f0000000a00)=@ipv6_delroute={0x24, 0x19, 0x200, 0x70bd29, 0x25dfdbfb, {0xa, 0x20, 0x20, 0x9, 0xff, 0x7, 0xfd, 0xa}, [@RTA_UID={0x8, 0x19, r2}]}, 0x1}, 0x1}, 0x8000) 2018/04/21 10:55:47 executing program 5: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000002c0)='./cgroup.net\x00', 0x200002, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000080)='./file1\x00', 0x0) r2 = dup3(r1, r0, 0x0) fcntl$setstatus(0xffffffffffffffff, 0x4, 0x4000) write$cgroup_subtree(r2, &(0x7f0000000000)=ANY=[], 0x34123610) ioctl$fiemap(r0, 0xc020660b, &(0x7f00000000c0)=ANY=[@ANYBLOB="000000000000000084ffffffffffffff0100000000000000020000000000000000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"]) 2018/04/21 10:55:47 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x200000, 0x10) setsockopt$inet_MCAST_JOIN_GROUP(r0, 0x0, 0x2a, &(0x7f0000000040)={0x4, {{0x2, 0x4e21}}}, 0x88) r1 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_buf(r1, 0x0, 0x14, &(0x7f00000000c0), 0x0) 2018/04/21 10:55:47 executing program 3: r0 = socket$inet6(0xa, 0x80000, 0x7) setsockopt$IP6T_SO_SET_REPLACE(r0, 0x29, 0x22, &(0x7f000002dcd8)=@raw={"05000000020002000000000000000000180000000303000000ff3f00", 0x9, 0x3, 0x1, 0x0, 0xffffffff, 0xffffffff, 0x120, 0xffffffff, 0x258, 0xffffffff, 0xffffffff, 0x258, 0xffffffff, 0x3, &(0x7f000002bfd0), {[{{@uncond, 0x0, 0xa8, 0xe8}, @common=@unspec=@ERROR={0x40, 'ERROR\x00', 0x0, "c14000e57af108cc6c74028119fb719d84b855ae79c03bcd889e253bc457"}}, {{@uncond, 0x0, 0xa8, 0x349}, @unspec=@CT2={0x68, 'CT\x00', 0x2, {0x0, 0x0, 0x0, 0x0, 'snmp\x00', 'syz0\x00'}}}], {{[], 0x0, 0xa8, 0xd0}, {0x28, '\x00', 0x0, 0xfffffffffffffffe}}}}, 0x328) 2018/04/21 10:55:47 executing program 6: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000002c0)='./cgroup.net\x00', 0x200002, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000080)='./file1\x00', 0x0) r2 = dup3(r1, r0, 0x0) pwritev(r1, &(0x7f0000000040)=[{&(0x7f0000000000)='l', 0x1}], 0x1, 0x4208800) write$binfmt_misc(r0, &(0x7f00000053c0)={'syz0', "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"}, 0x1000) fcntl$setstatus(r0, 0x4, 0x4000) write$cgroup_subtree(r2, &(0x7f0000000000)=ANY=[], 0x34123610) fsync(r2) 2018/04/21 10:55:47 executing program 7: ioctl$sock_proto_private(0xffffffffffffffff, 0x0, &(0x7f0000000000)="493394a91a5a860a229a7a2e0a3da9") socket$inet_udp(0x2, 0x2, 0x0) dup2(0xffffffffffffff9c, 0xffffffffffffffff) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX_OLD(0xffffffffffffffff, 0x84, 0x6b, &(0x7f00000001c0)=[@in={0x2, 0x4e24, @multicast2=0xe0000002}, @in={0x2, 0x4e22, @multicast2=0xe0000002}], 0x20) r0 = socket$inet(0x2, 0x3, 0x84) vmsplice(0xffffffffffffffff, &(0x7f0000000440)=[{&(0x7f0000000400)="636db414052b74791ee6aa", 0xb}], 0x1, 0x7) signalfd(r0, &(0x7f0000000040)={0x100000001}, 0x8) sendto$inet(r0, &(0x7f000014cf2c), 0x0, 0x8000, &(0x7f0000000080)={0x2}, 0x10) ioctl$sock_inet_SIOCSIFPFLAGS(r0, 0x8934, &(0x7f0000000380)={'lo\x00', 0x7}) openat$pfkey(0xffffffffffffff9c, &(0x7f0000000100)='/proc/self/net/pfkey\x00', 0x0, 0x0) sendto$inet(r0, &(0x7f0000000000), 0x1c, 0x0, &(0x7f00000000c0)={0x2}, 0x10) [ 70.365539] device lo entered promiscuous mode [ 70.389793] ================================================================== [ 70.397246] BUG: KMSAN: uninit-value in crc32c_pcl_intel_update+0x2af/0x500 [ 70.404375] CPU: 1 PID: 5812 Comm: syz-executor7 Not tainted 4.16.0+ #84 [ 70.411221] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.420579] Call Trace: [ 70.423165] [ 70.425346] dump_stack+0x185/0x1d0 [ 70.428998] ? crc32c_pcl_intel_update+0x2af/0x500 [ 70.433933] kmsan_report+0x142/0x240 [ 70.437741] __msan_warning_32+0x6c/0xb0 [ 70.441805] crc32c_pcl_intel_update+0x2af/0x500 [ 70.446594] ? crc32c_intel_cra_init+0x80/0x80 [ 70.451181] crypto_shash_update+0x1e9/0x210 [ 70.455686] crc32c+0x155/0x210 [ 70.458970] sctp_csum_update+0x89/0xa0 [ 70.462951] __skb_checksum+0x234/0x1010 [ 70.467021] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 70.472391] ? __pskb_pull_tail+0x1154/0x22e0 [ 70.476916] ? kmsan_memcpy_origins+0xf1/0x170 [ 70.481530] ? sctp_has_association+0x160/0x160 [ 70.486211] sctp_rcv+0xf4e/0x4c90 [ 70.489757] ? raw_rcv+0x680/0x730 [ 70.493301] ? sctp_has_association+0x160/0x160 [ 70.497966] ? sctp_csum_update+0xa0/0xa0 [ 70.502126] ? sctp_csum_combine+0xa0/0xa0 [ 70.506379] ip_local_deliver_finish+0x6ed/0xd40 [ 70.511151] ip_local_deliver+0x43c/0x4e0 [ 70.515306] ? ip_local_deliver+0x4e0/0x4e0 [ 70.519640] ? ip_call_ra_chain+0x7b0/0x7b0 [ 70.524489] ip_rcv_finish+0x1253/0x16d0 [ 70.528561] ip_rcv+0x119d/0x16f0 [ 70.532030] ? ip_rcv+0x16f0/0x16f0 [ 70.535669] __netif_receive_skb_core+0x47cf/0x4a80 [ 70.540695] ? try_to_wake_up+0x1ab2/0x20a0 [ 70.545028] ? kmsan_internal_memset_shadow_inline+0xc0/0xd0 [ 70.550830] ? ip_local_deliver_finish+0xd40/0xd40 [ 70.555771] process_backlog+0x62d/0xe20 [ 70.559841] ? rps_trigger_softirq+0x2f0/0x2f0 [ 70.564426] net_rx_action+0x7c1/0x1a70 [ 70.568410] ? net_tx_action+0xab0/0xab0 [ 70.572481] __do_softirq+0x56d/0x93d [ 70.576291] do_softirq_own_stack+0x2a/0x40 [ 70.580605] [ 70.582848] __local_bh_enable_ip+0x114/0x140 [ 70.587352] local_bh_enable+0x36/0x40 [ 70.591249] ip_finish_output2+0x124e/0x1380 [ 70.595668] ip_finish_output+0xcb0/0xff0 [ 70.599825] ip_output+0x502/0x5c0 [ 70.603453] ? ip_mc_finish_output+0x3b0/0x3b0 [ 70.608043] ? ip_finish_output+0xff0/0xff0 [ 70.612370] ip_send_skb+0x5f3/0x820 [ 70.616088] ? __ip_local_out+0x5b0/0x5b0 [ 70.620246] ip_push_pending_frames+0x105/0x170 [ 70.624921] raw_sendmsg+0x2960/0x3ed0 [ 70.628835] ? compat_raw_ioctl+0x100/0x100 [ 70.633160] inet_sendmsg+0x48d/0x740 [ 70.636968] ? security_socket_sendmsg+0x9e/0x210 [ 70.641826] ? inet_getname+0x500/0x500 [ 70.645805] SYSC_sendto+0x6c3/0x7e0 [ 70.649525] ? __msan_metadata_ptr_for_store_4+0x13/0x20 [ 70.654977] ? prepare_exit_to_usermode+0x149/0x3a0 [ 70.660006] SyS_sendto+0x8a/0xb0 [ 70.663474] do_syscall_64+0x309/0x430 [ 70.667376] ? SYSC_getpeername+0x560/0x560 [ 70.671705] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 70.676914] RIP: 0033:0x455389 [ 70.680101] RSP: 002b:00007f5453815c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 70.687810] RAX: ffffffffffffffda RBX: 00007f54538166d4 RCX: 0000000000455389 [ 70.695088] RDX: 000000000000001c RSI: 0000000020000000 RDI: 0000000000000017 [ 70.702371] RBP: 000000000072bf58 R08: 00000000200000c0 R09: 0000000000000010 [ 70.709654] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 70.717020] R13: 0000000000000500 R14: 00000000006fa8a0 R15: 0000000000000001 [ 70.724307] [ 70.725933] Uninit was stored to memory at: [ 70.730264] kmsan_internal_chain_origin+0x12b/0x210 [ 70.735381] kmsan_memcpy_origins+0x11d/0x170 [ 70.739910] __msan_memcpy+0x19f/0x1f0 [ 70.743806] skb_copy_bits+0x63a/0xdb0 [ 70.747705] __pskb_pull_tail+0x483/0x22e0 [ 70.751943] sctp_rcv+0x673/0x4c90 [ 70.755488] ip_local_deliver_finish+0x6ed/0xd40 [ 70.760773] ip_local_deliver+0x43c/0x4e0 [ 70.764931] ip_rcv_finish+0x1253/0x16d0 [ 70.768998] ip_rcv+0x119d/0x16f0 [ 70.772457] __netif_receive_skb_core+0x47cf/0x4a80 [ 70.777474] process_backlog+0x62d/0xe20 [ 70.781536] net_rx_action+0x7c1/0x1a70 [ 70.785525] __do_softirq+0x56d/0x93d [ 70.789316] Uninit was created at: [ 70.792863] kmsan_alloc_meta_for_pages+0x161/0x3a0 [ 70.797907] kmsan_alloc_page+0x82/0xe0 [ 70.801914] __alloc_pages_nodemask+0xf5b/0x5dc0 [ 70.806671] alloc_pages_current+0x6b5/0x970 [ 70.811114] skb_page_frag_refill+0x3ba/0x5e0 [ 70.815618] sk_page_frag_refill+0xa4/0x340 [ 70.819947] __ip_append_data+0x107e/0x3d10 [ 70.824273] ip_append_data+0x2fb/0x440 [ 70.828254] raw_sendmsg+0x287b/0x3ed0 [ 70.832163] inet_sendmsg+0x48d/0x740 [ 70.835980] SYSC_sendto+0x6c3/0x7e0 [ 70.839702] SyS_sendto+0x8a/0xb0 [ 70.843162] do_syscall_64+0x309/0x430 [ 70.847061] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 70.852249] ================================================================== [ 70.859609] Disabling lock debugging due to kernel taint [ 70.865063] Kernel panic - not syncing: panic_on_warn set ... [ 70.865063] [ 70.872448] CPU: 1 PID: 5812 Comm: syz-executor7 Tainted: G B 4.16.0+ #84 [ 70.880601] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.889972] Call Trace: [ 70.892569] [ 70.894745] dump_stack+0x185/0x1d0 [ 70.898389] panic+0x39d/0x940 [ 70.901616] ? crc32c_pcl_intel_update+0x2af/0x500 [ 70.906557] kmsan_report+0x238/0x240 [ 70.910377] __msan_warning_32+0x6c/0xb0 [ 70.914462] crc32c_pcl_intel_update+0x2af/0x500 [ 70.919239] ? crc32c_intel_cra_init+0x80/0x80 [ 70.923843] crypto_shash_update+0x1e9/0x210 [ 70.928274] crc32c+0x155/0x210 [ 70.931573] sctp_csum_update+0x89/0xa0 [ 70.935562] __skb_checksum+0x234/0x1010 [ 70.939641] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 70.945022] ? __pskb_pull_tail+0x1154/0x22e0 [ 70.950481] ? kmsan_memcpy_origins+0xf1/0x170 [ 70.955088] ? sctp_has_association+0x160/0x160 [ 70.959774] sctp_rcv+0xf4e/0x4c90 [ 70.963332] ? raw_rcv+0x680/0x730 [ 70.966919] ? sctp_has_association+0x160/0x160 [ 70.971595] ? sctp_csum_update+0xa0/0xa0 [ 70.975759] ? sctp_csum_combine+0xa0/0xa0 [ 70.980006] ip_local_deliver_finish+0x6ed/0xd40 [ 70.984780] ip_local_deliver+0x43c/0x4e0 [ 70.988945] ? ip_local_deliver+0x4e0/0x4e0 [ 70.993277] ? ip_call_ra_chain+0x7b0/0x7b0 [ 70.997608] ip_rcv_finish+0x1253/0x16d0 [ 71.001682] ip_rcv+0x119d/0x16f0 [ 71.005145] ? ip_rcv+0x16f0/0x16f0 [ 71.008814] __netif_receive_skb_core+0x47cf/0x4a80 [ 71.013839] ? try_to_wake_up+0x1ab2/0x20a0 [ 71.018173] ? kmsan_internal_memset_shadow_inline+0xc0/0xd0 [ 71.023983] ? ip_local_deliver_finish+0xd40/0xd40 [ 71.028926] process_backlog+0x62d/0xe20 [ 71.033026] ? rps_trigger_softirq+0x2f0/0x2f0 [ 71.037643] net_rx_action+0x7c1/0x1a70 [ 71.041650] ? net_tx_action+0xab0/0xab0 [ 71.045721] __do_softirq+0x56d/0x93d [ 71.049548] do_softirq_own_stack+0x2a/0x40 [ 71.053868] [ 71.056115] __local_bh_enable_ip+0x114/0x140 [ 71.060627] local_bh_enable+0x36/0x40 [ 71.064524] ip_finish_output2+0x124e/0x1380 [ 71.069032] ip_finish_output+0xcb0/0xff0 [ 71.073197] ip_output+0x502/0x5c0 [ 71.076746] ? ip_mc_finish_output+0x3b0/0x3b0 [ 71.081539] ? ip_finish_output+0xff0/0xff0 [ 71.085898] ip_send_skb+0x5f3/0x820 [ 71.089621] ? __ip_local_out+0x5b0/0x5b0 [ 71.093790] ip_push_pending_frames+0x105/0x170 [ 71.098675] raw_sendmsg+0x2960/0x3ed0 [ 71.102601] ? compat_raw_ioctl+0x100/0x100 [ 71.107026] inet_sendmsg+0x48d/0x740 [ 71.110842] ? security_socket_sendmsg+0x9e/0x210 [ 71.115707] ? inet_getname+0x500/0x500 [ 71.119701] SYSC_sendto+0x6c3/0x7e0 [ 71.123436] ? __msan_metadata_ptr_for_store_4+0x13/0x20 [ 71.128913] ? prepare_exit_to_usermode+0x149/0x3a0 [ 71.133962] SyS_sendto+0x8a/0xb0 [ 71.137430] do_syscall_64+0x309/0x430 [ 71.141342] ? SYSC_getpeername+0x560/0x560 [ 71.145804] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 71.151008] RIP: 0033:0x455389 [ 71.154207] RSP: 002b:00007f5453815c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 71.161929] RAX: ffffffffffffffda RBX: 00007f54538166d4 RCX: 0000000000455389 [ 71.169214] RDX: 000000000000001c RSI: 0000000020000000 RDI: 0000000000000017 [ 71.176502] RBP: 000000000072bf58 R08: 00000000200000c0 R09: 0000000000000010 [ 71.183794] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 71.191175] R13: 0000000000000500 R14: 00000000006fa8a0 R15: 0000000000000001 [ 71.199482] Dumping ftrace buffer: [ 71.203017] (ftrace buffer empty) [ 71.206705] Kernel Offset: disabled [ 71.210320] Rebooting in 86400 seconds..