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 '10.128.0.47' (ECDSA) to the list of known hosts. 2018/04/18 20:20:00 fuzzer started 2018/04/18 20:20:01 dialing manager at 10.128.0.26:44151 2018/04/18 20:20:08 kcov=true, comps=false 2018/04/18 20:20:11 executing program 0: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$vcsn(&(0x7f0000000040)='/dev/vcs#\x00', 0x1, 0x8400) socketpair$inet_icmp(0x2, 0x2, 0x1, &(0x7f0000000800)) r0 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) r1 = accept4$inet(0xffffffffffffff9c, 0x0, &(0x7f00000000c0), 0x80000) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x1b, &(0x7f0000000f40)=ANY=[@ANYRES32=0x0, @ANYBLOB="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"], &(0x7f0000000200)=0x2) socketpair(0xa, 0x3, 0x5, &(0x7f0000000cc0)={0xffffffffffffffff}) ioctl$DRM_IOCTL_ADD_CTX(r3, 0xc0086420, &(0x7f0000000d40)={0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r1, 0x4010641c, &(0x7f0000000680)={r4, &(0x7f0000000a80)=""/97}) setsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(r1, 0x84, 0x1f, &(0x7f0000000480)={r2, @in={{0x2, 0x4e22, @dev={0xac, 0x14, 0x14, 0x10}}}, 0x1, 0x7ff}, 0x90) sendfile(r0, 0xffffffffffffff9c, &(0x7f0000000180), 0x4) r5 = accept(r0, &(0x7f0000000840)=@alg, &(0x7f00000003c0)=0xffffffffffffffed) sendto$ipx(r5, &(0x7f0000000bc0)="662df4a093cdd7b35ff6ae42bc7d13930c1fea26aee3a47d99eb39c72fb76601dc87206d4eb86e00240f2194fa63c4e57a634a03fbc5a09ef3dcfb35ce84046ec80043aad86ba46f2e3bf4f8838948f37ed11512a1b49e92bb", 0x59, 0x20000040, 0x0, 0x0) setsockopt$inet6_tcp_buf(r0, 0x6, 0x1f, &(0x7f0000000340)="f6fa4b79ba6f6c4c5323e2af43013ecee5c86b06eeb23ef53a19c375a5f79c47658a554390c336a7455599d8f112c413f52eec22356dd4871dd874ff3eeb849bf7f48b056e1ccdd135800a9abba99cc4db4e02cfaac519c0bc3587121524814260ae93745387f031b19f289b21e0", 0x6e) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000001440)=ANY=[@ANYRES32, @ANYBLOB="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"], &(0x7f0000000040)=0x2) getsockopt$inet_sctp_SCTP_RESET_STREAMS(r1, 0x84, 0x77, &(0x7f00000003c0)=ANY=[], &(0x7f0000000240)) r6 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$EBT_SO_SET_ENTRIES(r1, 0x0, 0x80, &(0x7f0000000540)=@broute={'broute\x00', 0x20, 0x6, 0x38e, [0x0, 0x0, 0x0, 0x0, 0x0, 0x20000a80], 0x0, &(0x7f0000000300), &(0x7f0000001080)=ANY=[@ANYBLOB="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"]}, 0x406) ioctl$VHOST_SET_OWNER(r3, 0xaf01, 0x0) ioctl$sock_inet_SIOCGIFBRDADDR(r5, 0x8919, &(0x7f0000000140)={'teql0\x00', {0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xa}}}) bind$inet(r6, &(0x7f00001edff0)={0x2, 0x4e20, @multicast1=0xe0000001}, 0x10) syz_emit_ethernet(0x2a, &(0x7f0000000080)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @empty, [], {@ipv4={0x800, {{0x5, 0x4, 0x0, 0x0, 0x1c, 0x0, 0x0, 0x0, 0x11, 0x0, @local={0xac, 0x223, 0x14, 0xaa}, @dev={0xac, 0x14, 0x14, 0x2b}}, @udp={0x4e20, 0x4e20, 0x8}}}}}, &(0x7f00000000c0)) setsockopt$inet_dccp_int(r1, 0x21, 0x4, &(0x7f0000000100)=0x1ff, 0x4) setsockopt$inet6_buf(r0, 0x29, 0xca, &(0x7f00000001c0)="3ec2e6f6b72e29f50e000000000000232014e9", 0x13) setsockopt$inet6_int(r0, 0x29, 0xc8, &(0x7f0000000000), 0x4) setsockopt$inet6_MRT6_ADD_MFC_PROXY(r0, 0x29, 0xd2, &(0x7f00000006c0)={{0xa, 0x4e21, 0x200, @local={0xfe, 0x80, [], 0xaa}, 0x14936325}, {0xa, 0x4e23, 0x5, @mcast1={0xff, 0x1, [], 0x1}, 0x40}, 0x0, [0x3c8, 0x1000, 0x81, 0x9, 0x7, 0x7, 0xfff, 0x1]}, 0x5c) close(r0) 2018/04/18 20:20:11 executing program 2: request_key(&(0x7f0000000000)='user\x00', &(0x7f00000000c0)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000000100)='syz_tun\x00', 0xffffffffffffffff) 2018/04/18 20:20:11 executing program 7: r0 = socket(0x2, 0xa, 0x0) bind$inet(r0, &(0x7f0000000000)={0x2, 0x0, @broadcast=0xffffffff}, 0x10) 2018/04/18 20:20:11 executing program 3: r0 = syz_open_procfs(0x0, &(0x7f0000000000)='net/ip6_mr_cache\x00') pread64(r0, &(0x7f0000000040), 0x0, 0xfffffffffffffffa) 2018/04/18 20:20:11 executing program 4: semget(0x1, 0x0, 0x0) 2018/04/18 20:20:11 executing program 1: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ptmx\x00', 0x0, 0x0) readv(r0, &(0x7f0000000040)=[{&(0x7f0000000080)=""/255, 0xff}], 0x259) ioctl$TCSETS(r0, 0x40045431, &(0x7f00003b9fdc)) r1 = syz_open_pts(r0, 0x2) dup3(r1, r0, 0x0) write(r0, &(0x7f0000c34fff), 0xffffff0b) 2018/04/18 20:20:11 executing program 5: r0 = socket$inet(0x2, 0x3, 0x21) sendto$inet(r0, &(0x7f0000000180), 0x0, 0x8000, &(0x7f0000000040)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f00000000c0)="8733599f918a176c3ae6938b", 0xc, 0x0, &(0x7f0000000080)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) 2018/04/18 20:20:11 executing program 6: pipe(&(0x7f0000000040)={0xffffffffffffffff}) r1 = socket(0x11, 0x4000000000080002, 0x0) r2 = fcntl$dupfd(r1, 0x0, r0) setsockopt$inet_opts(r2, 0x0, 0x4, &(0x7f0000000300), 0x0) syzkaller login: [ 43.268698] ip (3606) used greatest stack depth: 54816 bytes left [ 43.529860] ip (3630) used greatest stack depth: 54672 bytes left [ 44.026990] ip (3677) used greatest stack depth: 54312 bytes left [ 44.810432] ip (3752) used greatest stack depth: 54200 bytes left [ 45.123173] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.129693] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.154097] device bridge_slave_0 entered promiscuous mode [ 45.252901] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.259431] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.311532] device bridge_slave_0 entered promiscuous mode [ 45.363120] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.369645] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.401123] device bridge_slave_0 entered promiscuous mode [ 45.433103] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.439636] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.479249] device bridge_slave_0 entered promiscuous mode [ 45.494639] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.501174] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.510652] device bridge_slave_1 entered promiscuous mode [ 45.519691] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.526260] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.558350] device bridge_slave_0 entered promiscuous mode [ 45.577077] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.583633] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.608761] device bridge_slave_1 entered promiscuous mode [ 45.616289] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.622832] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.636300] device bridge_slave_0 entered promiscuous mode [ 45.643821] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.650364] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.666506] device bridge_slave_0 entered promiscuous mode [ 45.676728] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.683228] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.712404] device bridge_slave_0 entered promiscuous mode [ 45.734464] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.741106] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.761104] device bridge_slave_1 entered promiscuous mode [ 45.770934] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 45.781707] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.788276] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.822369] device bridge_slave_1 entered promiscuous mode [ 45.829271] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 45.836494] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.842992] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.864138] device bridge_slave_1 entered promiscuous mode [ 45.873646] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.880185] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.910966] device bridge_slave_1 entered promiscuous mode [ 45.918087] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.924576] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.934664] device bridge_slave_1 entered promiscuous mode [ 45.956081] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.962604] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.984879] device bridge_slave_1 entered promiscuous mode [ 46.003988] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.011686] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.019786] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.034958] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.065840] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.119758] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.136826] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.173271] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.212074] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.250326] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.295211] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.332834] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.353267] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.386534] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.465450] ip (3859) used greatest stack depth: 53976 bytes left [ 47.045240] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.054783] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.187918] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.261419] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.271549] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.280621] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.312409] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.362163] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.386154] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.398448] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.414321] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.441852] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.523946] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.578690] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.593235] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.621104] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 48.273418] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.316169] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.430582] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.496321] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.512703] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.520456] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 48.537956] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 48.621769] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.642013] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.668498] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 48.695205] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 48.751804] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 48.764393] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 48.775772] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 48.783013] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.796277] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 48.824394] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.845826] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 48.861984] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.877081] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 48.886060] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 48.893296] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.920598] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 48.952736] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 48.962889] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 48.970864] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.009867] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.038550] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.053446] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.069767] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.083728] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.094749] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.102701] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.112203] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.119394] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.136101] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.171615] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.210494] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.226664] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.250471] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.261283] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.274679] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.288175] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.302191] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.311554] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.320587] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.340704] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.349013] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.370983] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.381630] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.396701] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.405975] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.429435] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.462228] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.500377] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.533917] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.561431] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.582823] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.606561] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.647173] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.664529] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.694166] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.701414] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.721268] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 51.574799] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.581340] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.588288] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.594798] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.643631] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 51.650336] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.669081] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.675586] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.682474] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.688937] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.697971] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 51.721452] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.727995] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.734892] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.741390] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.755642] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 51.763185] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.769677] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.776547] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.783095] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.824914] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 52.035140] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.041652] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.048502] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.054973] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.071938] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 52.079290] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.085785] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.092631] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.099136] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.123845] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 52.141651] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.148181] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.155131] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.161634] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.197474] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 52.214390] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.220937] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.227873] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.234392] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.308666] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 52.704298] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.717705] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.734707] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.762173] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.777800] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.793150] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.801459] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.383294] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 61.714352] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 61.745661] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 61.937965] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 61.947368] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 61.971167] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 62.080868] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 62.248479] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 62.269008] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 62.275375] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.289646] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.528447] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 62.535801] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.546655] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.572497] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 62.583603] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.619975] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.790904] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 62.797293] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.807620] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.852702] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 62.859314] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.868991] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.887519] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 62.898128] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 62.915309] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.953699] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.983842] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.019674] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.091100] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 63.097443] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.109778] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 69.131893] syz-executor7 uses obsolete (PF_INET,SOCK_PACKET) [ 69.243097] ================================================================== [ 69.250547] BUG: KMSAN: uninit-value in dccp_invalid_packet+0x3b8/0xf50 [ 69.257321] CPU: 1 PID: 5618 Comm: syz-executor5 Not tainted 4.16.0+ #84 [ 69.264174] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.273548] Call Trace: [ 69.276146] [ 69.278313] dump_stack+0x185/0x1d0 [ 69.281959] ? dccp_invalid_packet+0x3b8/0xf50 [ 69.286553] kmsan_report+0x142/0x240 [ 69.290374] __msan_warning_32+0x6c/0xb0 [ 69.294475] dccp_invalid_packet+0x3b8/0xf50 [ 69.298899] ? ip_local_deliver_finish+0x6ed/0xd40 [ 69.303856] ? ip_local_deliver_finish+0x6ed/0xd40 [ 69.308807] dccp_v4_rcv+0xf7/0x2630 [ 69.312545] ? __msan_metadata_ptr_for_load_4+0x10/0x20 [ 69.317942] ? raw_local_deliver+0x1462/0x1470 [ 69.322555] ? ip_local_deliver_finish+0x4a5/0xd40 [ 69.327503] ? local_bh_enable+0x40/0x40 [ 69.331576] ? local_bh_enable+0x40/0x40 [ 69.335644] ip_local_deliver_finish+0x6ed/0xd40 [ 69.340411] ip_local_deliver+0x43c/0x4e0 [ 69.344559] ? ip_local_deliver+0x4e0/0x4e0 [ 69.348885] ? ip_call_ra_chain+0x7b0/0x7b0 [ 69.353220] ip_rcv_finish+0x1253/0x16d0 [ 69.357298] ip_rcv+0x119d/0x16f0 [ 69.360757] ? ip_rcv+0x16f0/0x16f0 [ 69.364401] __netif_receive_skb_core+0x47cf/0x4a80 [ 69.369414] ? rb_insert_color+0x1122/0x1300 [ 69.373813] ? kmsan_internal_memset_shadow_inline+0xc0/0xd0 [ 69.379598] ? ip_local_deliver_finish+0xd40/0xd40 [ 69.384527] process_backlog+0x62d/0xe20 [ 69.388588] ? rps_trigger_softirq+0x2f0/0x2f0 [ 69.393159] net_rx_action+0x7c1/0x1a70 [ 69.397141] ? net_tx_action+0xab0/0xab0 [ 69.401213] __do_softirq+0x56d/0x93d [ 69.405051] do_softirq_own_stack+0x2a/0x40 [ 69.409374] [ 69.411619] __local_bh_enable_ip+0x114/0x140 [ 69.416124] local_bh_enable+0x36/0x40 [ 69.420013] ip_finish_output2+0x124e/0x1380 [ 69.424439] ip_finish_output+0xcb0/0xff0 [ 69.428596] ip_output+0x502/0x5c0 [ 69.432131] ? ip_mc_finish_output+0x3b0/0x3b0 [ 69.436720] ? ip_finish_output+0xff0/0xff0 [ 69.441040] ip_send_skb+0x5f3/0x820 [ 69.444750] ? __ip_local_out+0x5b0/0x5b0 [ 69.448894] ip_push_pending_frames+0x105/0x170 [ 69.453575] raw_sendmsg+0x2960/0x3ed0 [ 69.457497] ? compat_raw_ioctl+0x100/0x100 [ 69.461841] inet_sendmsg+0x48d/0x740 [ 69.465640] ? security_socket_sendmsg+0x9e/0x210 [ 69.470479] ? inet_getname+0x500/0x500 [ 69.474454] SYSC_sendto+0x6c3/0x7e0 [ 69.478167] ? __msan_metadata_ptr_for_store_4+0x13/0x20 [ 69.483619] ? prepare_exit_to_usermode+0x149/0x3a0 [ 69.488646] SyS_sendto+0x8a/0xb0 [ 69.492096] do_syscall_64+0x309/0x430 [ 69.495982] ? SYSC_getpeername+0x560/0x560 [ 69.500306] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 69.505486] RIP: 0033:0x455329 [ 69.508682] RSP: 002b:00007f068889ec68 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 69.516401] RAX: ffffffffffffffda RBX: 00007f068889f6d4 RCX: 0000000000455329 [ 69.523684] RDX: 000000000000000c RSI: 00000000200000c0 RDI: 0000000000000013 [ 69.530958] RBP: 000000000072bea0 R08: 0000000020000080 R09: 0000000000000010 [ 69.538226] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 69.545506] R13: 00000000000004f7 R14: 00000000006fa7c8 R15: 0000000000000000 [ 69.552779] [ 69.554394] Uninit was stored to memory at: [ 69.558715] kmsan_internal_chain_origin+0x12b/0x210 [ 69.563817] kmsan_memcpy_origins+0x11d/0x170 [ 69.568331] __msan_memcpy+0x19f/0x1f0 [ 69.572213] skb_copy_bits+0x63a/0xdb0 [ 69.576096] __pskb_pull_tail+0x483/0x22e0 [ 69.580337] dccp_invalid_packet+0x352/0xf50 [ 69.584749] dccp_v4_rcv+0xf7/0x2630 [ 69.588457] ip_local_deliver_finish+0x6ed/0xd40 [ 69.593198] ip_local_deliver+0x43c/0x4e0 [ 69.597343] ip_rcv_finish+0x1253/0x16d0 [ 69.601399] ip_rcv+0x119d/0x16f0 [ 69.604843] __netif_receive_skb_core+0x47cf/0x4a80 [ 69.609858] process_backlog+0x62d/0xe20 [ 69.613941] net_rx_action+0x7c1/0x1a70 [ 69.617948] __do_softirq+0x56d/0x93d [ 69.621749] Uninit was created at: [ 69.625293] kmsan_alloc_meta_for_pages+0x161/0x3a0 [ 69.630321] kmsan_alloc_page+0x82/0xe0 [ 69.634323] __alloc_pages_nodemask+0xf5b/0x5dc0 [ 69.639103] alloc_pages_current+0x6b5/0x970 [ 69.643530] skb_page_frag_refill+0x3ba/0x5e0 [ 69.648037] sk_page_frag_refill+0xa4/0x340 [ 69.652378] __ip_append_data+0x107e/0x3d10 [ 69.656711] ip_append_data+0x2fb/0x440 [ 69.660787] raw_sendmsg+0x287b/0x3ed0 [ 69.664684] inet_sendmsg+0x48d/0x740 [ 69.668496] SYSC_sendto+0x6c3/0x7e0 [ 69.672228] SyS_sendto+0x8a/0xb0 [ 69.675695] do_syscall_64+0x309/0x430 [ 69.679604] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 69.684804] ================================================================== [ 69.692175] Disabling lock debugging due to kernel taint [ 69.697643] Kernel panic - not syncing: panic_on_warn set ... [ 69.697643] [ 69.705034] CPU: 1 PID: 5618 Comm: syz-executor5 Tainted: G B 4.16.0+ #84 [ 69.713187] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.722545] Call Trace: [ 69.725117] [ 69.727261] dump_stack+0x185/0x1d0 [ 69.730883] panic+0x39d/0x940 [ 69.734089] ? dccp_invalid_packet+0x3b8/0xf50 [ 69.738666] kmsan_report+0x238/0x240 [ 69.742458] __msan_warning_32+0x6c/0xb0 [ 69.746507] dccp_invalid_packet+0x3b8/0xf50 [ 69.750917] ? ip_local_deliver_finish+0x6ed/0xd40 [ 69.755846] ? ip_local_deliver_finish+0x6ed/0xd40 [ 69.760772] dccp_v4_rcv+0xf7/0x2630 [ 69.764489] ? __msan_metadata_ptr_for_load_4+0x10/0x20 [ 69.769856] ? raw_local_deliver+0x1462/0x1470 [ 69.774438] ? ip_local_deliver_finish+0x4a5/0xd40 [ 69.779369] ? local_bh_enable+0x40/0x40 [ 69.783428] ? local_bh_enable+0x40/0x40 [ 69.787487] ip_local_deliver_finish+0x6ed/0xd40 [ 69.792245] ip_local_deliver+0x43c/0x4e0 [ 69.796385] ? ip_local_deliver+0x4e0/0x4e0 [ 69.800734] ? ip_call_ra_chain+0x7b0/0x7b0 [ 69.805064] ip_rcv_finish+0x1253/0x16d0 [ 69.809129] ip_rcv+0x119d/0x16f0 [ 69.812572] ? ip_rcv+0x16f0/0x16f0 [ 69.816197] __netif_receive_skb_core+0x47cf/0x4a80 [ 69.821205] ? rb_insert_color+0x1122/0x1300 [ 69.825602] ? kmsan_internal_memset_shadow_inline+0xc0/0xd0 [ 69.831391] ? ip_local_deliver_finish+0xd40/0xd40 [ 69.836313] process_backlog+0x62d/0xe20 [ 69.840372] ? rps_trigger_softirq+0x2f0/0x2f0 [ 69.844944] net_rx_action+0x7c1/0x1a70 [ 69.848917] ? net_tx_action+0xab0/0xab0 [ 69.852971] __do_softirq+0x56d/0x93d [ 69.856770] do_softirq_own_stack+0x2a/0x40 [ 69.861075] [ 69.863307] __local_bh_enable_ip+0x114/0x140 [ 69.867815] local_bh_enable+0x36/0x40 [ 69.871691] ip_finish_output2+0x124e/0x1380 [ 69.876110] ip_finish_output+0xcb0/0xff0 [ 69.880260] ip_output+0x502/0x5c0 [ 69.883791] ? ip_mc_finish_output+0x3b0/0x3b0 [ 69.888364] ? ip_finish_output+0xff0/0xff0 [ 69.892673] ip_send_skb+0x5f3/0x820 [ 69.896383] ? __ip_local_out+0x5b0/0x5b0 [ 69.900525] ip_push_pending_frames+0x105/0x170 [ 69.905191] raw_sendmsg+0x2960/0x3ed0 [ 69.909089] ? compat_raw_ioctl+0x100/0x100 [ 69.913419] inet_sendmsg+0x48d/0x740 [ 69.917220] ? security_socket_sendmsg+0x9e/0x210 [ 69.922074] ? inet_getname+0x500/0x500 [ 69.926056] SYSC_sendto+0x6c3/0x7e0 [ 69.929774] ? __msan_metadata_ptr_for_store_4+0x13/0x20 [ 69.935216] ? prepare_exit_to_usermode+0x149/0x3a0 [ 69.940257] SyS_sendto+0x8a/0xb0 [ 69.943716] do_syscall_64+0x309/0x430 [ 69.947597] ? SYSC_getpeername+0x560/0x560 [ 69.951922] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 69.957112] RIP: 0033:0x455329 [ 69.960291] RSP: 002b:00007f068889ec68 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 69.967989] RAX: ffffffffffffffda RBX: 00007f068889f6d4 RCX: 0000000000455329 [ 69.975254] RDX: 000000000000000c RSI: 00000000200000c0 RDI: 0000000000000013 [ 69.982514] RBP: 000000000072bea0 R08: 0000000020000080 R09: 0000000000000010 [ 69.989782] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 69.997043] R13: 00000000000004f7 R14: 00000000006fa7c8 R15: 0000000000000000 [ 70.004865] Dumping ftrace buffer: [ 70.008410] (ftrace buffer empty) [ 70.012097] Kernel Offset: disabled [ 70.015704] Rebooting in 86400 seconds..