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 '10.128.0.54' (ECDSA) to the list of known hosts. 2018/04/11 10:54:03 fuzzer started 2018/04/11 10:54:03 dialing manager at 10.128.0.26:36259 2018/04/11 10:54:09 kcov=true, comps=false 2018/04/11 10:54:12 executing program 0: syz_emit_ethernet(0x46, &(0x7f0000000700)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa]}, [], {@ipv6={0x86dd, {0x0, 0x6, "c22df7", 0x10, 0x32, 0x0, @dev={0xfe, 0x80}, @local={0xfe, 0x80, [], 0xaa}, {[], @dccp={{0x0, 0x0, 0x4, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, "0087ae", 0x0, "ca8345"}}}}}}}, &(0x7f0000000000)) 2018/04/11 10:54:12 executing program 1: r0 = socket$inet(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000000100)={0x2, 0x4e23, @broadcast=0xffffffff}, 0x10) connect$inet(r0, &(0x7f00000e5000)={0x2, 0x4e23, @loopback=0x7f000001}, 0x10) 2018/04/11 10:54:12 executing program 7: r0 = syz_open_procfs(0x0, &(0x7f0000000080)='loginuid\x00') preadv(r0, &(0x7f0000000040)=[{&(0x7f0000000080)=""/1, 0x1}], 0x2000000000000021, 0x0) 2018/04/11 10:54:12 executing program 4: mknod(&(0x7f0000b75ff8)='./file0\x00', 0x2001001, 0x0) sched_setaffinity(0x0, 0x8, &(0x7f00009ad000)=0x1) creat(&(0x7f0000b7a000)='./file0\x00', 0x0) execve(&(0x7f0000000600)='./file0\x00', &(0x7f0000000940), &(0x7f0000000a40)) 2018/04/11 10:54:12 executing program 2: syz_mount_image$ntfs(&(0x7f0000000000)='ntfs\x00', &(0x7f0000000440)='./file0\x00', 0x4000000000000, 0x1, &(0x7f0000000480)=[{&(0x7f0000000040)="eb52904e5446532020202000020800000000000000f8000000000080008000ff0f", 0x21}], 0x0, &(0x7f0000000100)=ANY=[]) 2018/04/11 10:54:12 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f0000c26000)=0xffffffffffffffff, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x19, &(0x7f0000000000)=0x8, 0x4) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f00000000c0), 0x0, 0x800000020000000, &(0x7f0000000080)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x40000004, 0x800000000000852b, 0xffff, 0x10000007ffffffd}, 0x14) sendto$inet(r0, &(0x7f0000000040), 0x3e1, 0x40881, &(0x7f0000000140)={0x2, 0x0, @multicast2=0xe0000002}, 0x10) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) 2018/04/11 10:54:12 executing program 5: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f00006f0fc8)={&(0x7f0000c16ff4)={0x10}, 0xc, &(0x7f0000e83ff0)={&(0x7f0000bcd000)=@newpolicy={0xb8, 0x13, 0x221, 0x0, 0x0, {{@in=@multicast2=0xe0000002, @in6=@loopback={0x0, 0x1}, 0x0, 0x0, 0x0, 0x0, 0xa}}}, 0xb8}, 0x1}, 0x0) 2018/04/11 10:54:12 executing program 6: r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00'}) syzkaller login: [ 43.373553] ip (3736) used greatest stack depth: 54672 bytes left [ 43.812630] ip (3776) used greatest stack depth: 54656 bytes left [ 44.720276] ip (3870) used greatest stack depth: 54200 bytes left [ 46.874763] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 47.123115] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 47.190460] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 47.242795] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 47.259901] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 47.269377] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 47.317720] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 47.354996] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 55.478784] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 55.598611] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 55.679204] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 55.757400] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 55.767834] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 55.838380] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 55.920690] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 55.999719] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 56.151227] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 56.157461] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 56.168564] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 56.183189] ip (4900) used greatest stack depth: 53976 bytes left [ 56.249183] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 56.256193] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 56.269854] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 56.411828] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 56.418092] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 56.425455] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 56.501476] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 56.507664] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 56.516264] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 56.571762] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 56.577976] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 56.588515] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 56.643852] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 56.650221] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 56.659986] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 56.683923] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 56.692312] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 56.724596] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 56.926851] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 56.933104] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 56.944369] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready 2018/04/11 10:54:29 executing program 0: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) request_key(&(0x7f0000000340)='keyring\x00', &(0x7f0000000380)={0x73, 0x79, 0x7a, 0x0}, &(0x7f00000003c0)='/dev/ptmx\x00', 0x0) 2018/04/11 10:54:29 executing program 1: r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000e5b000)={0x2, 0x4e20, @broadcast=0xffffffff}, 0x10) connect$inet(r0, &(0x7f0000000040)={0x2, 0x4e20}, 0x10) writev(r0, &(0x7f0000000500)=[{&(0x7f0000000340)="813e25914d3273a686ccc3c244f616d4a448e5c16476d1d0b80e1a5071979ad3be8b7e80239bb299667fced0f2d357c480e8d65cb738b9b5bdc7bda3333d42874387d7c7aea83ec249d7e47fa90993d869c1393ddbf56e94", 0x58}], 0x1) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000eb0fb8)={0x1, 0x3, &(0x7f00009ff000)=@framed={{0x18, 0x0, 0x0, 0x0, 0x3}, [], {0x95}}, &(0x7f00002bf000)='syzkaller\x00', 0x4, 0xb7, &(0x7f00006ab000)=""/183}, 0x48) r2 = socket$kcm(0x29, 0x2, 0x0) ioctl$sock_kcm_SIOCKCMATTACH(r2, 0x89e0, &(0x7f000031aff8)={r0, r1}) close(r2) 2018/04/11 10:54:29 executing program 2: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f00000004c0)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)=@newsa={0x104, 0x10, 0x1, 0x0, 0x0, {{@in=@multicast1=0xe0000001, @in=@local={0xac, 0x14, 0x14, 0xaa}}, {@in=@multicast1=0xe0000001, 0x0, 0x2b}, @in=@rand_addr, {}, {}, {}, 0x0, 0x0, 0xa, 0x2}, [@coaddr={0x14, 0xe, @in=@rand_addr}]}, 0x104}, 0x1}, 0x0) 2018/04/11 10:54:29 executing program 6: syz_mount_image$hfs(&(0x7f0000000000)='hfs\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000010000)='BD', 0x2, 0x400}], 0x0, &(0x7f0000000040)) 2018/04/11 10:54:29 executing program 3: r0 = syz_open_procfs(0x0, &(0x7f0000000240)="2f65786500000000000409004bddd9de91be10eebf000ee9a90f798058439ed554fa07424adee901d2da75af1f0200f5ab26d7a071fb35331ce39c5a") ioctl$TCSBRKP(r0, 0x5425, 0x0) 2018/04/11 10:54:29 executing program 5: syz_emit_ethernet(0x22b8, &(0x7f00000001c0)={@link_local={0x1, 0x80, 0xc2}, @random="9468667b48d4", [], {@ipv6={0x86dd, {0x0, 0x6, "ad20f3", 0x2282, 0xff, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}, @remote={0xfe, 0x80, [], 0xbb}, {[@hopopts={0x0, 0x206, [], [@padn={0x1, 0x2, [0x0, 0x0]}, @padn={0x1, 0x3, [0x0, 0x0, 0x0]}, @jumbo={0xc2, 0x4}, @jumbo={0xc2, 0x4}, @generic={0x0, 0x1000, "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@hao={0xc9, 0x10, @loopback={0x0, 0x1}}, @enc_lim={0x4, 0x1, 0x10001}, @enc_lim={0x4, 0x1, 0x5}, @ra={0x5, 0x2, 0xf9f0}]}, @fragment={0x32, 0x0, 0x5, 0xfffffffffffffffe, 0x0, 0x64f3, 0x68}, @hopopts={0x3a, 0x3, [], [@calipso={0x7, 0x18, {0x5, 0x4, 0x3ff, 0x1f, [0x5, 0x3]}}, @enc_lim={0x4, 0x1, 0x7fffffff}]}, @srh={0x3b, 0x4, 0x4, 0x2, 0x9, 0x0, 0x0, [@local={0xfe, 0x80, [], 0xaa}, @dev={0xfe, 0x80, [], 0x16}]}, @fragment={0x2b, 0x0, 0xfffffffffffffffb, 0x395e, 0x0, 0x4, 0x65}], @gre={{0x0, 0x0, 0x1, 0x0, 0x0, 0xffff, 0x0, 0x1, 0x880b, 0x1000, 0x2, [], 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"}, {0x7, 0x0, 0x6, 0xbe, 0x0, 0x0, 0x800, [0x8], "65addcf489451e7b4cfa31c77708dcd59c0394a26cecf6ebbece258912a95352dbc536127d7a7357c1b6673a9c7fabc463d5a27aaa7dfee134e04d10df0de65c58d5593f95f42707cd6c4232dde255c57d3c3e40766758e78048d017a79153fea44d298a878ba5770640c547a40ce1e8136bdfd0ef8a5236e373a6d08b91205f6e4d935260e6331a88e8c5d0d2f4fe5a5fdca0142a814a4577ce3bd395611a681811ccc7a91fdba38cf03541be1006e7caeecfee6be855b368ee36f9e2a7f45b64c25ff036f1ae1271befd1a"}, {0x54494f44, 0x0, 0xdcd, 0x80000000, 0x0, 0x0, 0x86dd, [], "a6240e02e0a3aabb59e9c216c24ca19489a72ee6e7af723583a1bed715f83e109ff49b7b0eafd98a6ef4f55e404a23a0cd602f24165d770795641e80d28bfc692f24247517"}, {0x8, 0x88be, 0x0, {{0x100, 0x1, 0x8, 0x9, 0x1, 0x665, 0x0, 0xfffffffffffffc00}, 0x1, 0xdc0}}, {0x8, 0x22eb, 0x4, {{0x4, 0x2, 0x6, 0x31084183, 0x3, 0x8, 0x4, 0x100000001}, 0x2, 0x2, 0x8, 0x1ff, 0x8, 0x45d7, 0x9, 0x200, 0x6, 0x9}}, {0x8, 0x6558, 0x0, "31493e4fd0fb6a80cc3f209aaad7187ff0ccd694c894976b5ce09e73b651b5a6aa3aa34133fd6fb6dffac48003a73892ffb4a65b02c9c5c1f5309c521bc9ab1cda06acbe3baef88afb08fc9309587fd3de0d3914aa9a34d94e19bd4aab49f07d8a2c61ddb22ed540b62553b52832a8f74f4c177a741fbd0fcc85f93ffa35b972f2be097ab607c6bd2f642b"}}}}}}}, 0x0) 2018/04/11 10:54:29 executing program 4: mkdir(&(0x7f00000003c0)="2f2f66696c653002", 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) vmsplice(r0, &(0x7f00000000c0), 0x182, 0x0) 2018/04/11 10:54:29 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) recvfrom$inet(r0, &(0x7f0000000000)=""/5, 0x5, 0x100, &(0x7f0000000040)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0x13}}, 0x10) recvfrom$inet(0xffffffffffffffff, &(0x7f0000000500)=""/149, 0xfffffffffffffec6, 0x0, 0x0, 0xfffffffffffffe67) 2018/04/11 10:54:29 executing program 0: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) request_key(&(0x7f0000000340)='keyring\x00', &(0x7f0000000380)={0x73, 0x79, 0x7a, 0x0}, &(0x7f00000003c0)='/dev/ptmx\x00', 0x0) 2018/04/11 10:54:29 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) request_key(&(0x7f0000000340)='keyring\x00', &(0x7f0000000380)={0x73, 0x79, 0x7a, 0x0}, &(0x7f00000003c0)='/dev/ptmx\x00', 0x0) 2018/04/11 10:54:29 executing program 4: r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_mreq(r0, 0x29, 0x1b, &(0x7f00000001c0)={@remote={0xfe, 0x80, [], 0xbb}}, 0x14) setsockopt$inet6_mreq(r0, 0x29, 0x1b, &(0x7f0000000100)={@dev={0xfe, 0x80}}, 0xfffffffffffffe46) syz_emit_ethernet(0x4a, &(0x7f00000001c0)={@random="671988b996e3", @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "4c9148", 0x14, 0x73, 0x0, @empty, @remote={0xfe, 0x80, [], 0xbb}, {[], @tcp={{0x0, 0x0, 0x41424344, 0x41424344, 0x0, 0x0, 0x5}}}}}}}, &(0x7f00000000c0)) 2018/04/11 10:54:29 executing program 3: 2018/04/11 10:54:29 executing program 5: 2018/04/11 10:54:29 executing program 1: r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000e5b000)={0x2, 0x4e20, @broadcast=0xffffffff}, 0x10) connect$inet(r0, &(0x7f0000000040)={0x2, 0x4e20}, 0x10) writev(r0, &(0x7f0000000500)=[{&(0x7f0000000340)="813e25914d3273a686ccc3c244f616d4a448e5c16476d1d0b80e1a5071979ad3be8b7e80239bb299667fced0f2d357c480e8d65cb738b9b5bdc7bda3333d42874387d7c7aea83ec249d7e47fa90993d869c1393ddbf56e94", 0x58}], 0x1) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000eb0fb8)={0x1, 0x3, &(0x7f00009ff000)=@framed={{0x18, 0x0, 0x0, 0x0, 0x3}, [], {0x95}}, &(0x7f00002bf000)='syzkaller\x00', 0x4, 0xb7, &(0x7f00006ab000)=""/183}, 0x48) r2 = socket$kcm(0x29, 0x2, 0x0) ioctl$sock_kcm_SIOCKCMATTACH(r2, 0x89e0, &(0x7f000031aff8)={r0, r1}) close(r2) 2018/04/11 10:54:29 executing program 6: 2018/04/11 10:54:29 executing program 2: 2018/04/11 10:54:30 executing program 3: 2018/04/11 10:54:30 executing program 0: 2018/04/11 10:54:30 executing program 4: 2018/04/11 10:54:30 executing program 5: r0 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_inet_SIOCSARP(r0, 0x8955, &(0x7f0000003d00)={{0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, {0x0, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa]}}, 0x2, {0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 'gre0\x00'}) 2018/04/11 10:54:30 executing program 7: r0 = memfd_create(&(0x7f00000005c0)="6465762046a80d01bed3c1e1c85fe2dbef94a677a99248217280a42d688043cc913ddb112187ee23355083fc8a1eed8f3d1a468b405da49550403420a5685e12afb758b1bfcf91d09bfe61b023e1b04f2f8e23a38e1ef575997d875079d8275500cf932de25ff116808e0097e9a30f89ffec73d758337ba4ecfe26e0709dceb3bc100af911f29826293f7e6d4cbbb7fa03189e2fd5b9461150c1f6c46be2eddd2f84ce8136164ee052fdf7c5919654885d693f6c70f42b0eef3f33160056b93855cb84bf62730fd9afe77c1b8d7b0b9dcc2a7566f6067be13c15bbbc440e796acc56b204c7f48fcdfa2e84e52a95", 0x3) write(r0, &(0x7f0000000240)='v', 0x1) sendfile(r0, r0, &(0x7f0000001000), 0xffff) fcntl$addseals(r0, 0x409, 0xb) fremovexattr(r0, &(0x7f0000000000)=@known='system.sockprotoname\x00') write(r0, &(0x7f000006e000), 0x0) 2018/04/11 10:54:30 executing program 6: 2018/04/11 10:54:30 executing program 2: 2018/04/11 10:54:30 executing program 1: 2018/04/11 10:54:30 executing program 3: 2018/04/11 10:54:30 executing program 6: 2018/04/11 10:54:30 executing program 0: 2018/04/11 10:54:30 executing program 2: 2018/04/11 10:54:30 executing program 4: 2018/04/11 10:54:30 executing program 5: 2018/04/11 10:54:31 executing program 3: 2018/04/11 10:54:31 executing program 1: 2018/04/11 10:54:31 executing program 6: perf_event_open(&(0x7f000025c000)={0x100000000002, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSSOFTCAR(r0, 0x541a, &(0x7f0000000240)) 2018/04/11 10:54:31 executing program 5: 2018/04/11 10:54:31 executing program 0: 2018/04/11 10:54:31 executing program 4: 2018/04/11 10:54:31 executing program 7: r0 = memfd_create(&(0x7f00000005c0)="6465762046a80d01bed3c1e1c85fe2dbef94a677a99248217280a42d688043cc913ddb112187ee23355083fc8a1eed8f3d1a468b405da49550403420a5685e12afb758b1bfcf91d09bfe61b023e1b04f2f8e23a38e1ef575997d875079d8275500cf932de25ff116808e0097e9a30f89ffec73d758337ba4ecfe26e0709dceb3bc100af911f29826293f7e6d4cbbb7fa03189e2fd5b9461150c1f6c46be2eddd2f84ce8136164ee052fdf7c5919654885d693f6c70f42b0eef3f33160056b93855cb84bf62730fd9afe77c1b8d7b0b9dcc2a7566f6067be13c15bbbc440e796acc56b204c7f48fcdfa2e84e52a95", 0x3) write(r0, &(0x7f0000000240)='v', 0x1) sendfile(r0, r0, &(0x7f0000001000), 0xffff) fcntl$addseals(r0, 0x409, 0xb) fremovexattr(r0, &(0x7f0000000000)=@known='system.sockprotoname\x00') write(r0, &(0x7f000006e000), 0x0) 2018/04/11 10:54:31 executing program 2: 2018/04/11 10:54:31 executing program 1: 2018/04/11 10:54:31 executing program 2: 2018/04/11 10:54:31 executing program 3: 2018/04/11 10:54:31 executing program 6: 2018/04/11 10:54:31 executing program 0: 2018/04/11 10:54:31 executing program 4: 2018/04/11 10:54:31 executing program 5: 2018/04/11 10:54:31 executing program 1: 2018/04/11 10:54:31 executing program 4: 2018/04/11 10:54:31 executing program 0: 2018/04/11 10:54:31 executing program 5: 2018/04/11 10:54:31 executing program 2: 2018/04/11 10:54:31 executing program 6: 2018/04/11 10:54:32 executing program 3: 2018/04/11 10:54:32 executing program 4: 2018/04/11 10:54:32 executing program 5: 2018/04/11 10:54:32 executing program 2: r0 = syz_open_dev$tun(&(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={"6966623000faffffffffffffff00", 0x4001}) io_setup(0x1, &(0x7f0000000180)=0x0) io_submit(r1, 0x1, &(0x7f00000016c0)=[&(0x7f0000001380)={0x0, 0x0, 0x0, 0x7, 0x0, r0, &(0x7f0000000080)}]) 2018/04/11 10:54:32 executing program 0: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = memfd_create(&(0x7f00000001c0)='\x00', 0x0) pwrite64(r0, &(0x7f000003bfff)='/', 0x1, 0x0) lseek(r0, 0x0, 0x2) sendfile(r0, r0, &(0x7f0000317000), 0x7f8) 2018/04/11 10:54:32 executing program 1: 2018/04/11 10:54:32 executing program 7: 2018/04/11 10:54:32 executing program 6: 2018/04/11 10:54:32 executing program 7: 2018/04/11 10:54:32 executing program 1: perf_event_open(&(0x7f0000348f88)={0x2, 0x70, 0x3e6}, 0x0, 0x0, 0xffffffffffffffff, 0x0) kexec_load(0x0, 0x1, &(0x7f0000000680)=[{&(0x7f0000000640)}], 0x0) 2018/04/11 10:54:32 executing program 3: 2018/04/11 10:54:32 executing program 0: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000100)='/dev/ptmx\x00', 0x105, 0x0) writev(r0, &(0x7f00009d5ff0)=[{&(0x7f0000be9000)="440ada610000fe82fd9b56e22f9d6cd47c2ec78b000000096bc82d5d480000888413", 0x22}], 0x1) ioctl$TCSETA(r0, 0x5402, &(0x7f0000f9f000)={0x0, 0x0, 0x401}) 2018/04/11 10:54:32 executing program 4: r0 = perf_event_open(&(0x7f0000940000)={0x1, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x40082406, &(0x7f0000000040)='#{\\vmnet0ppp1/@lovmnet0%-\x00') 2018/04/11 10:54:32 executing program 5: bpf$MAP_CREATE(0x0, &(0x7f0000c47fec)={0x2, 0x4, 0x0, 0xf}, 0x2c) 2018/04/11 10:54:32 executing program 6: r0 = syz_open_procfs(0x0, &(0x7f000012bff2)='status\x00') readv(r0, &(0x7f0000000400)=[{&(0x7f00000001c0)=""/246, 0xf6}], 0x1) 2018/04/11 10:54:32 executing program 2: r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000001000)={0x0, {{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}, {{0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xffffffffffffffff}}}}, 0x108) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000f46000)={0x0, {{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}}, 0x90) 2018/04/11 10:54:32 executing program 7: socket(0x11, 0x802, 0x0) r0 = socket$netlink(0x10, 0x3, 0x4) write(r0, &(0x7f00000002c0)="2700000014000707030e0000120f0a0011000100f5fe0012fee10000078a151f750800390005d9", 0x27) 2018/04/11 10:54:32 executing program 3: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000100)='IPVS\x00') sendmsg$IPVS_CMD_GET_SERVICE(r0, &(0x7f0000000400)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f00000003c0)={&(0x7f0000000300)={0x14, r1, 0x729, 0x0, 0x0, {0x4}}, 0x14}, 0x1}, 0x0) 2018/04/11 10:54:32 executing program 5: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000c47fec)={0x2, 0x4, 0x84, 0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000001c0)={r0, &(0x7f0000000040)="d3", &(0x7f0000000100)}, 0x20) 2018/04/11 10:54:32 executing program 6: r0 = memfd_create(&(0x7f0000002901)='dev ', 0x0) write(r0, &(0x7f00000000c0)="16", 0x1) sendfile(r0, r0, &(0x7f0000001000), 0xffff) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x4, 0x11, r0, 0x0) sched_setaffinity(0x0, 0x8, &(0x7f0000000040)) 2018/04/11 10:54:32 executing program 1: perf_event_open(&(0x7f0000940000)={0x2, 0x70, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) writev(r0, &(0x7f0000000080)=[{&(0x7f0000000040)="290000001900ff0900000000000000020a1300000000ff06800800000d0009000900001900000000f6", 0x29}], 0x1) 2018/04/11 10:54:32 executing program 4: perf_event_open(&(0x7f0000348f88)={0x2, 0x70, 0x3e6}, 0x0, 0x0, 0xffffffffffffffff, 0x0) kexec_load(0x0, 0x0, &(0x7f0000000680), 0x3e0000) 2018/04/11 10:54:32 executing program 2: r0 = socket$inet(0x2, 0x2, 0x0) bind$inet(r0, &(0x7f0000eed000)={0x2, 0x4e21}, 0x10) syz_emit_ethernet(0x2a, &(0x7f00003f3fd5)={@broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], @empty=[0x0, 0x0, 0x14], [], {@ipv4={0x800, {{0x5, 0x4, 0x0, 0x0, 0x1c, 0x0, 0x0, 0x0, 0x0, 0x0, @empty, @multicast1=0xe0000001}, @udp={0x0, 0x0, 0x8}}}}}, 0x0) 2018/04/11 10:54:32 executing program 0: r0 = socket$kcm(0x29, 0x2, 0x0) setsockopt$kcm_KCM_RECV_DISABLE(r0, 0x119, 0x1, &(0x7f0000000000)=0xfffffffffffffff8, 0x4) close(r0) [ 61.835790] ================================================================== [ 61.843211] BUG: KMSAN: uninit-value in inet6_rtm_delroute+0x304/0x720 [ 61.849940] CPU: 1 PID: 5270 Comm: syz-executor1 Not tainted 4.16.0+ #83 [ 61.856782] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.866129] Call Trace: [ 61.868729] dump_stack+0x185/0x1d0 [ 61.872372] ? inet6_rtm_delroute+0x304/0x720 [ 61.876868] kmsan_report+0x142/0x240 [ 61.880683] __msan_warning_32+0x6c/0xb0 [ 61.884749] inet6_rtm_delroute+0x304/0x720 [ 61.889094] ? inet6_rtm_newroute+0x26a0/0x26a0 [ 61.893768] rtnetlink_rcv_msg+0xa32/0x1560 [ 61.898105] ? do_iter_write+0x30d/0xd40 [ 61.902171] ? entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 61.907532] ? do_iter_readv_writev+0x7bb/0x970 [ 61.912204] ? do_iter_write+0x30d/0xd40 [ 61.916260] ? do_writev+0x3c9/0x830 [ 61.919970] ? SYSC_writev+0x9b/0xb0 [ 61.923679] ? SyS_writev+0x56/0x80 [ 61.927304] ? do_syscall_64+0x309/0x430 2018/04/11 10:54:32 executing program 2: pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) write(r1, &(0x7f00000001c0), 0xfffffef3) read(r0, &(0x7f0000000200)=""/250, 0x50c7e3e3) mprotect(&(0x7f0000ffc000/0x2000)=nil, 0x2000, 0x0) 2018/04/11 10:54:32 executing program 0: r0 = add_key$keyring(&(0x7f0000000080)='keyring\x00', &(0x7f00000000c0)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffc) keyctl$describe(0x6, r0, &(0x7f0000000100)=""/167, 0xa7) [ 61.931365] ? entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 61.936730] ? _raw_spin_unlock_bh+0x57/0x70 [ 61.941145] ? __local_bh_enable_ip+0x3b/0x140 [ 61.945725] ? _raw_spin_unlock_bh+0x57/0x70 [ 61.950137] ? kmsan_set_origin_inline+0x6b/0x120 [ 61.955128] ? kmsan_set_origin+0x9e/0x160 [ 61.959370] netlink_rcv_skb+0x355/0x5f0 [ 61.963445] ? rtnetlink_bind+0x120/0x120 [ 61.967604] rtnetlink_rcv+0x50/0x60 [ 61.971324] netlink_unicast+0x1672/0x1750 [ 61.975569] ? rtnetlink_net_exit+0xa0/0xa0 [ 61.979905] netlink_sendmsg+0x1048/0x1310 [ 61.984151] ? netlink_getsockopt+0xc80/0xc80 [ 61.988656] sock_write_iter+0x3b9/0x470 [ 61.992731] ? sock_read_iter+0x480/0x480 [ 61.996880] do_iter_readv_writev+0x7bb/0x970 [ 62.001387] ? sock_read_iter+0x480/0x480 [ 62.005543] do_iter_write+0x30d/0xd40 [ 62.009437] ? __msan_metadata_ptr_for_store_8+0x13/0x20 [ 62.014895] do_writev+0x3c9/0x830 [ 62.018445] ? syscall_return_slowpath+0xe9/0x700 [ 62.023297] SYSC_writev+0x9b/0xb0 [ 62.026843] SyS_writev+0x56/0x80 [ 62.030296] do_syscall_64+0x309/0x430 2018/04/11 10:54:33 executing program 3: syz_emit_ethernet(0x3e, &(0x7f0000ea7cfa)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "c000e2", 0x8, 0xffffff88, 0x0, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@echo_reply={0x81}}}}}}, 0x0) [ 62.034185] ? SYSC_readv+0xb0/0xb0 [ 62.037821] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 62.043005] RIP: 0033:0x455259 [ 62.046191] RSP: 002b:00007f485a9bcc68 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 62.053894] RAX: ffffffffffffffda RBX: 00007f485a9bd6d4 RCX: 0000000000455259 [ 62.061162] RDX: 0000000000000001 RSI: 0000000020000080 RDI: 0000000000000014 [ 62.068428] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 62.075707] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff 2018/04/11 10:54:33 executing program 0: perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x0, 0x0) setsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(0xffffffffffffffff, 0x84, 0x1f, &(0x7f00000001c0)={0x0, @in={{0x2, 0x0, @dev={0xac, 0x14, 0x14, 0x16}}}, 0xffffffffffffffb9}, 0x90) ioctl$int_in(r0, 0x8000000000541b, &(0x7f0000000000)) [ 62.082977] R13: 00000000000006cd R14: 00000000006fd3d8 R15: 0000000000000000 [ 62.090253] [ 62.091871] Uninit was created at: [ 62.095416] kmsan_internal_poison_shadow+0xb8/0x1b0 [ 62.100518] kmsan_kmalloc+0x94/0x100 [ 62.104323] kmsan_slab_alloc+0x11/0x20 [ 62.108300] __kmalloc_node_track_caller+0xaed/0x11c0 [ 62.113491] __alloc_skb+0x2cf/0x9f0 [ 62.117206] netlink_sendmsg+0x9a6/0x1310 [ 62.121361] sock_write_iter+0x3b9/0x470 [ 62.125422] do_iter_readv_writev+0x7bb/0x970 [ 62.129919] do_iter_write+0x30d/0xd40 [ 62.133803] do_writev+0x3c9/0x830 [ 62.137350] SYSC_writev+0x9b/0xb0 [ 62.140894] SyS_writev+0x56/0x80 [ 62.144349] do_syscall_64+0x309/0x430 [ 62.148235] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 62.153412] ================================================================== [ 62.160757] Disabling lock debugging due to kernel taint [ 62.166204] Kernel panic - not syncing: panic_on_warn set ... [ 62.166204] [ 62.173567] CPU: 1 PID: 5270 Comm: syz-executor1 Tainted: G B 4.16.0+ #83 2018/04/11 10:54:33 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) modify_ldt$write(0x1, &(0x7f0000000140)={0x604}, 0x10) 2018/04/11 10:54:33 executing program 3: perf_event_open(&(0x7f000001d000)={0x2, 0xdc, 0xe4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$ntfs(&(0x7f0000000140)='ntfs\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x0, &(0x7f00000016c0), 0x0, &(0x7f0000001780)={[{@case_sensitive_no={'case_sensitive=no', 0x3d}, 0x2c}]}) [ 62.181700] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.191045] Call Trace: [ 62.193631] dump_stack+0x185/0x1d0 [ 62.197264] panic+0x39d/0x940 [ 62.200482] ? inet6_rtm_delroute+0x304/0x720 [ 62.204974] kmsan_report+0x238/0x240 [ 62.208794] __msan_warning_32+0x6c/0xb0 [ 62.212867] inet6_rtm_delroute+0x304/0x720 [ 62.217212] ? inet6_rtm_newroute+0x26a0/0x26a0 [ 62.221894] rtnetlink_rcv_msg+0xa32/0x1560 [ 62.226231] ? do_iter_write+0x30d/0xd40 [ 62.230303] ? entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 62.235669] ? do_iter_readv_writev+0x7bb/0x970 [ 62.240347] ? do_iter_write+0x30d/0xd40 [ 62.244408] ? do_writev+0x3c9/0x830 [ 62.248123] ? SYSC_writev+0x9b/0xb0 [ 62.251846] ? SyS_writev+0x56/0x80 [ 62.255471] ? do_syscall_64+0x309/0x430 [ 62.259540] ? entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 62.264913] ? _raw_spin_unlock_bh+0x57/0x70 [ 62.269331] ? __local_bh_enable_ip+0x3b/0x140 [ 62.273938] ? _raw_spin_unlock_bh+0x57/0x70 [ 62.278356] ? kmsan_set_origin_inline+0x6b/0x120 [ 62.283226] ? kmsan_set_origin+0x9e/0x160 2018/04/11 10:54:33 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) perf_event_open(&(0x7f000001d000)={0x5, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$inet6_tcp_buf(r0, 0x6, 0xd, &(0x7f0000001080)=""/4096, &(0x7f0000000000)=0x1000) [ 62.287473] netlink_rcv_skb+0x355/0x5f0 [ 62.291539] ? rtnetlink_bind+0x120/0x120 [ 62.295695] rtnetlink_rcv+0x50/0x60 [ 62.299416] netlink_unicast+0x1672/0x1750 [ 62.303664] ? rtnetlink_net_exit+0xa0/0xa0 [ 62.307998] netlink_sendmsg+0x1048/0x1310 [ 62.312242] ? netlink_getsockopt+0xc80/0xc80 [ 62.316747] sock_write_iter+0x3b9/0x470 [ 62.320818] ? sock_read_iter+0x480/0x480 [ 62.324974] do_iter_readv_writev+0x7bb/0x970 [ 62.329488] ? sock_read_iter+0x480/0x480 [ 62.333642] do_iter_write+0x30d/0xd40 [ 62.337533] ? __msan_metadata_ptr_for_store_8+0x13/0x20 [ 62.342989] do_writev+0x3c9/0x830 [ 62.346546] ? syscall_return_slowpath+0xe9/0x700 [ 62.351398] SYSC_writev+0x9b/0xb0 [ 62.354938] SyS_writev+0x56/0x80 [ 62.358390] do_syscall_64+0x309/0x430 [ 62.362286] ? SYSC_readv+0xb0/0xb0 [ 62.365906] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 62.371088] RIP: 0033:0x455259 [ 62.374273] RSP: 002b:00007f485a9bcc68 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 62.381976] RAX: ffffffffffffffda RBX: 00007f485a9bd6d4 RCX: 0000000000455259 [ 62.389256] RDX: 0000000000000001 RSI: 0000000020000080 RDI: 0000000000000014 [ 62.396511] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 62.403765] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 62.411023] R13: 00000000000006cd R14: 00000000006fd3d8 R15: 0000000000000000 [ 63.536245] Shutting down cpus with NMI [ 63.551828] Dumping ftrace buffer: [ 63.555356] (ftrace buffer empty) [ 63.559049] Kernel Offset: disabled [ 63.562661] Rebooting in 86400 seconds..