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. 2018/04/07 06:35:51 fuzzer started 2018/04/07 06:35:52 dialing manager at 10.128.0.26:38639 2018/04/07 06:35:58 kcov=true, comps=false 2018/04/07 06:36:01 executing program 0: r0 = socket$inet(0x10, 0x2, 0x0) sendmsg(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000020ff0)=[{&(0x7f0000000000)="2f0000001c000367ffffff000d0000000200000001000000000003c91300010023000000000000005867000000050b", 0x2f}], 0x1}, 0x0) 2018/04/07 06:36:01 executing program 1: r0 = socket$inet_tcp(0x2, 0x1, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$inet_opts(r0, 0x0, 0x20000000050, &(0x7f0000790ff0)=""/16, &(0x7f00004d1000)=0x10) 2018/04/07 06:36:01 executing program 7: 2018/04/07 06:36:01 executing program 4: modify_ldt$write(0x1, &(0x7f0000000140), 0x10) modify_ldt$read(0x0, &(0x7f0000002f2a)=""/214, 0xfffffffffffffc9d) 2018/04/07 06:36:01 executing program 5: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0xfffffffffffffffe, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000000240)="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", 0xfc) 2018/04/07 06:36:01 executing program 6: socketpair$unix(0x1, 0x1000000000005, 0x0, &(0x7f000021bff8)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000021ff0)={0x2, &(0x7f0000016000)=[{0x28, 0x0, 0x0, 0xfffffffffffff010}, {0x6}]}, 0x10) sendto(r1, &(0x7f0000deb000)="a2f7223d6429bb3d0f6b5c9f0d104efef6", 0x11, 0x0, &(0x7f0000deb000)=@ll={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa]}}, 0x80) 2018/04/07 06:36:01 executing program 2: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000002fe4)={&(0x7f0000016000)={0x10}, 0xc, &(0x7f0000000040)={&(0x7f000000a000)=@ipv6_newroute={0x24, 0x18, 0x781a241f, 0x0, 0x0, {0xa, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8}, [@RTA_METRICS={0x8, 0x8, "82"}]}, 0x24}, 0x1}, 0x0) 2018/04/07 06:36:01 executing program 3: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r0, &(0x7f0000deb000)={0x2, 0x4e23, @broadcast=0xffffffff}, 0x10) sendto$inet(r0, &(0x7f0000fd0000), 0x0, 0x200007ff, &(0x7f0000deaff0)={0x2, 0x4e23, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f00006fd000)="c3", 0x1, 0x51, &(0x7f0000e66000)={0x2, 0x0, @rand_addr}, 0x10) shutdown(r0, 0x1) socketpair$inet6(0xa, 0x0, 0x7f, &(0x7f0000000080)) setsockopt$inet_sctp6_SCTP_PR_SUPPORTED(0xffffffffffffffff, 0x84, 0x71, &(0x7f0000000140), 0x8) recvmsg(r0, &(0x7f0000ed5fc8)={&(0x7f00005de000)=@rc, 0x80, &(0x7f0000002400), 0x0, &(0x7f0000caaf62)=""/158, 0x9e}, 0x40000063) syzkaller login: [ 43.343368] ip (3803) used greatest stack depth: 54408 bytes left [ 43.506843] ip (3815) used greatest stack depth: 54312 bytes left [ 44.517886] ip (3912) used greatest stack depth: 54200 bytes left [ 46.602913] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 46.613376] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 46.632757] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 46.728646] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 46.740068] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 46.776428] ip (4104) used greatest stack depth: 53976 bytes left [ 46.780430] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 46.820831] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 46.843699] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 55.395131] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 55.622208] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 55.658131] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 55.727831] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 55.775855] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 55.812277] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 55.874906] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 55.906732] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 56.191293] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 56.200109] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 56.210243] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 56.396170] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 56.402435] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 56.418632] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 56.442279] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 56.451116] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 56.466963] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 56.502660] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 56.513619] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 56.531956] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 56.567307] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 56.575233] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 56.619651] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 56.658617] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 56.664923] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 56.679306] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 56.703637] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 56.711950] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 56.742944] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 56.773577] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 56.782700] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 56.802979] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready 2018/04/07 06:36:18 executing program 6: socketpair$unix(0x1, 0x1000000000005, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000021ff0)={0x2, &(0x7f0000016000)=[{0xa4}, {0x6}]}, 0x10) sendto$inet6(r1, &(0x7f0000000040), 0x0, 0x0, &(0x7f0000000140)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c) [ 57.674082] netlink: 180 bytes leftover after parsing attributes in process `syz-executor5'. [ 57.729236] netlink: 180 bytes leftover after parsing attributes in process `syz-executor5'. 2018/04/07 06:36:19 executing program 0: r0 = syz_open_dev$sndseq(&(0x7f0000923000)='/dev/snd/seq\x00', 0x0, 0x0) ppoll(&(0x7f0000000000)=[{r0}], 0x1, &(0x7f0000000040)={0x77359400}, &(0x7f0000000080), 0x8) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r0, 0xc0a85320, &(0x7f00000000c0)={{0x80}, "706f72ff070000000000000000000000000b000000000000000000001f0000ffffff03000000ef000003ff02000000000012000000000000000000000600", 0xc3, 0x80003}) r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f00004d1ff0)='/dev/sequencer2\x00', 0x1, 0x0) close(r0) close(r1) 2018/04/07 06:36:19 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000ff8)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000882e1b)={0x3, &(0x7f0000e9b000)=[{0x0, 0x0, 0x0, 0x7}, {0x45, 0x0, 0x0, 0xfffffffffffff2bf}, {0x200000000000006}]}, 0x8) sendto$unix(r1, &(0x7f000000d000), 0x0, 0x0, &(0x7f000000dff8)=@abs, 0x8) 2018/04/07 06:36:19 executing program 6: socketpair$unix(0x1, 0x1000000000005, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000021ff0)={0x2, &(0x7f0000016000)=[{0xa4}, {0x6}]}, 0x10) sendto$inet6(r1, &(0x7f0000000040), 0x0, 0x0, &(0x7f0000000140)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c) 2018/04/07 06:36:19 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000271000)={0x2, 0x70, 0x49, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg$nl_netfilter(r0, &(0x7f0000dddfc8)={&(0x7f0000f8d000)={0x10}, 0xc, &(0x7f00008a7000)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2c00000001040101fffffeffffffffff000000000c000100010000007f0000010c0004000000907f31202e35"], 0x2c}, 0x1}, 0x0) 2018/04/07 06:36:19 executing program 4: mmap(&(0x7f0000000000/0x24000)=nil, 0x24000, 0x0, 0x32, 0xffffffffffffffff, 0x0) clone(0x6, &(0x7f0000000600), &(0x7f0000476ffc), &(0x7f0000000040), &(0x7f000043dffe)) r0 = signalfd4(0xffffffffffffffff, &(0x7f0000637ff8)={0xeb}, 0x8, 0x0) read(r0, &(0x7f0000000100)=""/128, 0x3f7) 2018/04/07 06:36:19 executing program 3: r0 = socket$inet6(0xa, 0x2000000802, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000000000)={@loopback={0x0, 0x1}, 0x800, 0x0, 0xff, 0x1}, 0x20) r1 = socket$inet6(0xa, 0x802, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x20, &(0x7f000088c000)={@mcast1={0xff, 0x1, [], 0x1}, 0x0, 0x0, 0x200101, 0x41}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x20, &(0x7f0000000040)={@loopback={0x0, 0x1}, 0x800, 0x0, 0xff}, 0x20) 2018/04/07 06:36:19 executing program 5: setsockopt$inet6_tcp_TCP_FASTOPEN_KEY(0xffffffffffffffff, 0x6, 0x21, &(0x7f0000002000)="0d576aa5b72ceb3f97738795af87125e", 0x10) r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000002000)=@sco={0x1f, {0x1}}, 0x3a) sendmmsg(r0, &(0x7f00004d2f80)=[{{&(0x7f00001e4000)=@in={0x2, 0x4e20, @multicast2=0xe0000002}, 0x80, &(0x7f000050d000), 0x0, &(0x7f0000b10d00)}}, {{&(0x7f0000236ff0)=@in={0x2, 0x4e20, @multicast2=0xe0000002}, 0x80, &(0x7f0000622fd8)}}], 0x2, 0x0) 2018/04/07 06:36:19 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000400)={&(0x7f0000000100)={0x10}, 0xc, &(0x7f00000003c0)={&(0x7f0000000380)=@ipv4_newroute={0x1c, 0x18, 0x209, 0x0, 0x0, {0x2, 0xa0}}, 0x1c}, 0x1}, 0x0) 2018/04/07 06:36:19 executing program 7: r0 = socket$unix(0x1, 0x5, 0x0) getsockopt$sock_buf(r0, 0x1, 0x1c, &(0x7f0000000040)=""/34, &(0x7f0000000080)=0x22) [ 58.185667] netlink: 'syz-executor2': attribute type 4 has an invalid length. [ 58.212898] netlink: 'syz-executor2': attribute type 4 has an invalid length. 2018/04/07 06:36:19 executing program 6: socketpair$unix(0x1, 0x1000000000005, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000021ff0)={0x2, &(0x7f0000016000)=[{0xa4}, {0x6}]}, 0x10) sendto$inet6(r1, &(0x7f0000000040), 0x0, 0x0, &(0x7f0000000140)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c) 2018/04/07 06:36:19 executing program 1: mkdir(&(0x7f0000cb3ff8)='./file0\x00', 0x0) r0 = open(&(0x7f0000625000)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000643ff8)='./file0\x00', 0x0) r1 = open$dir(&(0x7f00004daff8)='./file0\x00', 0x0, 0x0) r2 = openat(r1, &(0x7f00006e9ff8)='./file0\x00', 0x0, 0x0) mount(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000000)='./file0\x00', &(0x7f00009b9000)="0500de00667300", 0x1008, &(0x7f0000000100)) symlinkat(&(0x7f000001fff7)='./file0/file0\x00', r2, &(0x7f000001fff8)='./file0\x00') renameat2(r1, &(0x7f00000001c0)='./file0/file0/file0/file0\x00', r2, &(0x7f0000284000)='./file0/file0/file0/file0\x00', 0x0) 2018/04/07 06:36:19 executing program 5: r0 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_ifreq(r0, 0x8932, &(0x7f00000000c0)={'syz_tun\x00', @ifru_ivalue}) 2018/04/07 06:36:19 executing program 0: perf_event_open(&(0x7f0000940000)={0x2, 0x78, 0xfffffffffffffffe, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$nl_netfilter(r0, &(0x7f0000065000)={&(0x7f000029d000)={0x10}, 0xc, &(0x7f0000402ff2)={&(0x7f0000b9f000)={0x14, 0x5, 0x6, 0x1}, 0x14}, 0x1}, 0x0) 2018/04/07 06:36:19 executing program 3: r0 = gettid() r1 = syz_open_procfs(r0, &(0x7f0000000000)='net/rt_cache\x00') exit(0x0) r2 = dup2(r1, r1) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r2) 2018/04/07 06:36:19 executing program 2: perf_event_open(&(0x7f0000aaa000)={0x2, 0x70, 0x4a, 0x2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x2, 0x1, 0x0) listen(r0, 0x0) setsockopt$sock_timeval(r0, 0x1, 0x14, &(0x7f0000000000)={0x77359400}, 0x10) accept4(r0, &(0x7f00002c0fec)=@ll={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local}, &(0x7f00003bd000)=0x14, 0x0) r1 = gettid() timer_create(0x0, &(0x7f0000ec5000)={0x0, 0x12}, &(0x7f0000044000)) timer_settime(0x0, 0x0, &(0x7f0000000200)={{0x0, 0x8}, {0x0, 0x989680}}, &(0x7f00000001c0)) tkill(r1, 0x1000000000013) 2018/04/07 06:36:19 executing program 4: r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'syz_tun\x00', 0x0}) setsockopt$packet_add_memb(r0, 0x107, 0x1, &(0x7f00000000c0)={r1, 0x1, 0x6}, 0x10) perf_event_open(&(0x7f0000aaa000)={0x2, 0x70, 0x4a, 0x2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) setsockopt$packet_drop_memb(r0, 0x107, 0x2, &(0x7f0000000280)={0x0, 0x1, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x10) 2018/04/07 06:36:19 executing program 6: socketpair$unix(0x1, 0x1000000000005, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000021ff0)={0x2, &(0x7f0000016000)=[{0xa4}, {0x6}]}, 0x10) sendto$inet6(r1, &(0x7f0000000040), 0x0, 0x0, &(0x7f0000000140)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c) 2018/04/07 06:36:19 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) connect$inet(r0, &(0x7f000005eff0)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x10) r1 = gettid() timer_create(0x0, &(0x7f0000044000)={0x0, 0x12, 0x0, @thr={&(0x7f0000ebf000), &(0x7f0000d2df20)}}, &(0x7f0000768ffc)) sched_rr_get_interval(0x0, &(0x7f0000f52ff0)={0x0, 0x0}) timer_settime(0x0, 0x0, &(0x7f0000a07fe0)={{0x0, r2}, {0x0, 0x9}}, &(0x7f0000040000)) tkill(r1, 0x1000000000016) [ 58.989259] device syz_tun entered promiscuous mode 2018/04/07 06:36:20 executing program 5: r0 = socket(0x800000000000010, 0x200000000000002, 0x0) write(r0, &(0x7f0000000040)="240000002e001d05e60000084a206b00fbffffff01000000000000000003004008425d10", 0x24) 2018/04/07 06:36:20 executing program 6: socketpair$unix(0x1, 0x1000000000005, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) sendto$inet6(r0, &(0x7f0000000040), 0x0, 0x0, &(0x7f0000000140)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c) 2018/04/07 06:36:20 executing program 4: r0 = socket$inet6(0xa, 0x1, 0x0) setsockopt$inet6_opts(r0, 0x29, 0x36, &(0x7f0000000000)=@routing={0x0, 0x10, 0x3, 0x9e7d375, 0x0, [@mcast1={0xff, 0x1, [], 0x1}, @mcast1={0xff, 0x1, [], 0x1}, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @empty, @remote={0xfe, 0x80, [], 0xbb}, @mcast2={0xff, 0x2, [], 0x1}, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast1={0xff, 0x1, [], 0x1}]}, 0x88) setsockopt$inet6_opts(r0, 0x29, 0x36, &(0x7f0000bfd000)=@routing, 0x8) [ 59.102955] device syz_tun left promiscuous mode 2018/04/07 06:36:20 executing program 1: perf_event_open(&(0x7f0000bba000)={0x2, 0x78, 0xfffffffffffffffe, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9}, 0x0, 0x0, 0xffffffffffffffff, 0x0) timer_create(0x0, &(0x7f0000cd0000)={0x0, 0x12}, &(0x7f0000044000)) timer_settime(0x0, 0x0, &(0x7f00004b1fe0)={{0x0, 0x1c9c380}, {0x0, 0x9}}, &(0x7f0000040000)) r0 = inotify_init() readv(r0, &(0x7f0000000fe0)=[{&(0x7f0000000ff6)=""/96, 0x60}], 0x1) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = getpgid(0x0) tkill(r1, 0x16) 2018/04/07 06:36:20 executing program 0: r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000000100)="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", 0xfc) 2018/04/07 06:36:20 executing program 6: socketpair$unix(0x1, 0x1000000000005, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) sendto$inet6(r0, &(0x7f0000000040), 0x0, 0x0, &(0x7f0000000140)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c) 2018/04/07 06:36:20 executing program 4: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000004ff0)={0x3, &(0x7f0000002fe8)=[{0x15, 0x0, 0x401, 0xb7c}, {}, {0x6}]}, 0x10) sendmmsg(r1, &(0x7f0000008180)=[{{0x0, 0x0, &(0x7f0000004e80), 0x0, &(0x7f0000008000)}}], 0x1, 0x0) 2018/04/07 06:36:20 executing program 5: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$nl_netfilter(r0, &(0x7f0000498000)={&(0x7f00009ee000)={0x10}, 0xc, &(0x7f00008b7ff0)={&(0x7f0000635000)={0x18, 0x0, 0x1000001, 0x800000001, 0x0, 0x0, {}, [@nested={0x4, 0x1}]}, 0x18}, 0x1}, 0x0) [ 59.326858] netlink: 148 bytes leftover after parsing attributes in process `syz-executor0'. 2018/04/07 06:36:20 executing program 0: mbind(&(0x7f0000000000/0x4000)=nil, 0x4000, 0x2, &(0x7f0000228ff8)=0x4000000000000f7, 0x891, 0x0) perf_event_open(&(0x7f0000aaa000)={0x2, 0x70, 0x4a, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) get_mempolicy(&(0x7f000000c000), &(0x7f0000fd5000), 0x7ffd, &(0x7f0000000000/0x2000)=nil, 0x3) 2018/04/07 06:36:21 executing program 6: socketpair$unix(0x1, 0x1000000000005, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) sendto$inet6(r0, &(0x7f0000000040), 0x0, 0x0, &(0x7f0000000140)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c) 2018/04/07 06:36:21 executing program 4: socketpair$unix(0x1, 0x8000000003, 0x0, &(0x7f0000d12000)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r0, &(0x7f000057eff8)=@abs, 0x8) r2 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r2, 0x1, r1, &(0x7f0000b82000)) sendmmsg$unix(r1, &(0x7f00000bd000), 0x80, 0x0) close(r0) 2018/04/07 06:36:21 executing program 5: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00003e0000)='/dev/ptmx\x00', 0x0, 0x0) r1 = epoll_create(0x5) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000c3bff4)) ioctl$TIOCPKT(r0, 0x5420, &(0x7f00003b8ffc)=0x51) ioctl$TCSETS(r0, 0x40045431, &(0x7f00003b9fdc)) r2 = syz_open_pts(r0, 0x0) ioctl$TCSETSF(r2, 0x5404, &(0x7f0000062000)) poll(&(0x7f0000000040)=[{r1}], 0x1, 0x0) 2018/04/07 06:36:21 executing program 0: r0 = inotify_init1(0x0) fcntl$setown(r0, 0x8, 0xffffffffffffffff) fcntl$getownex(r0, 0x10, &(0x7f00000002c0)={0x0, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) mmap(&(0x7f0000000000/0x94b000)=nil, 0x94b000, 0x100000f, 0x32, 0xffffffffffffffff, 0x0) ptrace(0x4207, r1) wait4(r1, &(0x7f00000001c0), 0x40000000, 0x0) 2018/04/07 06:36:21 executing program 2: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f00000000c0)={0x2, &(0x7f0000000040)=[{0x1d}, {0x800000002000006}]}, 0x10) writev(r1, &(0x7f00000001c0)=[{&(0x7f0000001980)='=', 0x1}], 0x1) 2018/04/07 06:36:21 executing program 7: 2018/04/07 06:36:21 executing program 1: perf_event_open(&(0x7f0000bba000)={0x2, 0x78, 0xfffffffffffffffe, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9}, 0x0, 0x0, 0xffffffffffffffff, 0x0) timer_create(0x0, &(0x7f0000cd0000)={0x0, 0x12}, &(0x7f0000044000)) timer_settime(0x0, 0x0, &(0x7f00004b1fe0)={{0x0, 0x1c9c380}, {0x0, 0x9}}, &(0x7f0000040000)) r0 = inotify_init() readv(r0, &(0x7f0000000fe0)=[{&(0x7f0000000ff6)=""/96, 0x60}], 0x1) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = getpgid(0x0) tkill(r1, 0x16) 2018/04/07 06:36:21 executing program 3: 2018/04/07 06:36:21 executing program 7: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmmsg(r0, &(0x7f000000a640)=[{{0x0, 0x0, &(0x7f0000000340)=[{&(0x7f00000002c0)="30c9c4f40bd82a70e7b6ac7e1f86f49e", 0x10}], 0x1, &(0x7f0000000380)}}, {{&(0x7f0000000540)=@ethernet={0x0, @link_local={0x1, 0x80, 0xc2}}, 0x80, &(0x7f00000018c0), 0x0, &(0x7f0000001940)=[{0x10, 0x1}], 0x10}}], 0x2, 0x0) 2018/04/07 06:36:21 executing program 3: r0 = socket$inet(0x2, 0x2, 0x0) setsockopt$inet_int(r0, 0x0, 0x12, &(0x7f0000ee9000)=0x40000000000800, 0x4) setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000469ffc)=0x7fe, 0x4) sendto$inet(r0, &(0x7f0000edf000), 0x0, 0x0, &(0x7f0000011ffd)={0x2, 0x4e20}, 0x10) setsockopt$inet_int(r0, 0x0, 0x14, &(0x7f0000000080)=0x14e4, 0x326) recvmsg(r0, &(0x7f0000bd9000)={0x0, 0x0, &(0x7f0000eec000), 0x0, &(0x7f00009fdfaf)=""/81, 0x51}, 0x40002106) 2018/04/07 06:36:21 executing program 6: setsockopt$SO_ATTACH_FILTER(0xffffffffffffffff, 0x1, 0x1a, &(0x7f0000021ff0)={0x2, &(0x7f0000016000)=[{0xa4}, {0x6}]}, 0x10) sendto$inet6(0xffffffffffffffff, &(0x7f0000000040), 0x0, 0x0, &(0x7f0000000140)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c) 2018/04/07 06:36:21 executing program 2: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f00000000c0)={0x2, &(0x7f0000000040)=[{0x1d}, {0x800000002000006}]}, 0x10) writev(r1, &(0x7f00000001c0)=[{&(0x7f0000001980)='=', 0x1}], 0x1) 2018/04/07 06:36:21 executing program 5: r0 = socket$rds(0x15, 0x5, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f0000000700)={'erspan0\x00', &(0x7f00000006c0)=@ethtool_sset_info={0x37, 0x0, 0xffffffff}}) 2018/04/07 06:36:21 executing program 0: r0 = socket$inet_tcp(0x2, 0x1, 0x0) r1 = getpgid(0x0) fcntl$setownex(r0, 0xf, &(0x7f0000000040)={0x2, r1}) bind$inet(r0, &(0x7f0000df1000)={0x2, 0x4e20, @loopback=0x7f000001}, 0x10) clone(0x0, &(0x7f000074a000), &(0x7f0000744000), &(0x7f0000f8b000), &(0x7f0000804000)) sendto$inet(r0, &(0x7f0000de1fff), 0x0, 0x20008045, &(0x7f000057f000)={0x2, 0x4e20}, 0x10) sendto$inet(r0, &(0x7f0000001080)="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", 0x1026, 0x3fff, 0x0, 0x0) 2018/04/07 06:36:21 executing program 7: socketpair$unix(0x1, 0x3, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) bind$unix(r1, &(0x7f0000000000)=@file={0x1, './file0\x00'}, 0xa) syz_open_dev$tun(&(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) perf_event_open(&(0x7f0000271000)={0x2, 0x70, 0x49, 0x2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getpeername$unix(0xffffffffffffffff, &(0x7f0000000100)=@abs, &(0x7f0000000180)=0x6e) connect$unix(r0, &(0x7f0000000300)=@file={0x1, './file0\x00'}, 0x6e) 2018/04/07 06:36:21 executing program 6: socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000021ff0)={0x2, &(0x7f0000016000)=[{0xa4}, {0x6}]}, 0x10) sendto$inet6(r1, &(0x7f0000000040), 0x0, 0x0, &(0x7f0000000140)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c) 2018/04/07 06:36:21 executing program 2: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f00000000c0)={0x2, &(0x7f0000000040)=[{0x1d}, {0x800000002000006}]}, 0x10) writev(r1, &(0x7f00000001c0)=[{&(0x7f0000001980)='=', 0x1}], 0x1) 2018/04/07 06:36:22 executing program 4: 2018/04/07 06:36:22 executing program 5: r0 = socket$inet6(0xa, 0x2, 0x0) sendmsg(r0, &(0x7f0000013000)={&(0x7f0000013fe4)=@in6={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x80, &(0x7f0000000380), 0x0, &(0x7f0000000040)=[{0x10, 0x29, 0x5, "270202"}], 0x10}, 0x0) 2018/04/07 06:36:22 executing program 2: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f00000000c0)={0x2, &(0x7f0000000040)=[{0x1d}, {0x800000002000006}]}, 0x10) writev(r1, &(0x7f00000001c0)=[{&(0x7f0000001980)='=', 0x1}], 0x1) 2018/04/07 06:36:22 executing program 6: socketpair$unix(0x1, 0x1000000000005, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$SO_ATTACH_FILTER(0xffffffffffffffff, 0x1, 0x1a, &(0x7f0000021ff0)={0x2, &(0x7f0000016000)=[{0xa4}, {0x6}]}, 0x10) sendto$inet6(r1, &(0x7f0000000040), 0x0, 0x0, &(0x7f0000000140)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c) 2018/04/07 06:36:22 executing program 1: 2018/04/07 06:36:22 executing program 0: r0 = syz_open_dev$loop(&(0x7f0000640000)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_SET_DIRECT_IO(r0, 0x301, 0x0) 2018/04/07 06:36:22 executing program 3: r0 = socket(0x11, 0x100000802, 0x0) r1 = syz_open_dev$tun(&(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f00000000c0)={'ifb0\x00', 0x400f}) ioctl$TUNSETLINK(r1, 0x400454cd, 0x339) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000180)={'ifb0\x00', 0xa201}) 2018/04/07 06:36:22 executing program 7: r0 = socket(0x11, 0x100000802, 0x0) r1 = syz_open_dev$tun(&(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f00000000c0)={'ifb0\x00', 0x4012}) ioctl$TUNSETLINK(r1, 0x400454cd, 0x18) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000180)={'ifb0\x00', 0xa201}) 2018/04/07 06:36:22 executing program 1: r0 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f00004da000)={0x0, 0x0, 0xfffffffffffffffc}, 0x4) r1 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000d40)={0x1, &(0x7f0000000080)=[{0x40006, 0x0, 0x0, 0xa85}]}, 0x8) connect$inet(r1, &(0x7f00000000c0)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) sendto$inet(r1, &(0x7f0000002080)="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", 0x9f5, 0x2004c040, &(0x7f0000000000)={0x2, 0x1000004e25, @multicast2=0xe0000002}, 0x10) sendto$inet(r1, &(0x7f0000000c80)="0f1ed60bc77a3ef40af76e533385cbdb6261c352d606d7082af853df080db6854ce60e20205fb7139947effe1ef246abb68b80ba3f1aa84ffe677e43be57591e69ea4660be682e91014d4848d13649defb82d0c022760197e2bbe1513f51a8048c6b74087bf842", 0x67, 0x0, &(0x7f0000000b40)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) 2018/04/07 06:36:22 executing program 2: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) writev(r0, &(0x7f00000001c0)=[{&(0x7f0000001980)='=', 0x1}], 0x1) 2018/04/07 06:36:22 executing program 4: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$nl_netfilter(r0, &(0x7f0000000000)={&(0x7f0000d55000)={0x10}, 0xc, &(0x7f00008b7ff0)={&(0x7f0000000080)={0x18, 0x3, 0x1, 0x800000001, 0x0, 0x0, {}, [@nested={0x4, 0x2}]}, 0x18}, 0x1}, 0x0) 2018/04/07 06:36:22 executing program 0: r0 = socket(0x11, 0x100000802, 0x0) r1 = syz_open_dev$tun(&(0x7f0000000240)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f00000000c0)={'ifb0\x00', 0x4012}) ioctl$TUNSETLINK(r1, 0x400454cd, 0x20000000000030a) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000040)={'ifb0\x00', 0xa201}) 2018/04/07 06:36:22 executing program 5: r0 = socket(0x11, 0x100000802, 0x0) r1 = syz_open_dev$tun(&(0x7f0000000240)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f00000000c0)={'ifb0\x00', 0x4011}) ioctl$TUNSETLINK(r1, 0x400454cd, 0x306) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000040)={'ifb0\x00', 0xa201}) 2018/04/07 06:36:22 executing program 6: socketpair$unix(0x1, 0x1000000000005, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$SO_ATTACH_FILTER(0xffffffffffffffff, 0x1, 0x1a, &(0x7f0000021ff0)={0x2, &(0x7f0000016000)=[{0xa4}, {0x6}]}, 0x10) sendto$inet6(r1, &(0x7f0000000040), 0x0, 0x0, &(0x7f0000000140)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c) 2018/04/07 06:36:22 executing program 3: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x1, 0x3, &(0x7f0000002000)=@framed={{0x18}, [], {0x95}}, &(0x7f0000003ff6)='syzkaller\x00', 0x3, 0xc3, &(0x7f0000386000)=""/195}, 0x48) setsockopt$sock_attach_bpf(0xffffffffffffffff, 0x1, 0x32, &(0x7f0000000100)=r0, 0xde69a553) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000240)={0x3, 0x4, 0x4, 0x3, 0x0, 0x1}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000000c0)={r1, &(0x7f0000000040), &(0x7f0000000100)}, 0x20) dup2(r0, r1) [ 61.339912] ================================================================== [ 61.347325] BUG: KMSAN: uninit-value in memcmp+0x119/0x180 [ 61.352954] CPU: 1 PID: 1657 Comm: kworker/1:3 Not tainted 4.16.0+ #81 [ 61.359617] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.368981] Workqueue: ipv6_addrconf addrconf_dad_work [ 61.374249] Call Trace: [ 61.376840] dump_stack+0x185/0x1d0 [ 61.380472] ? memcmp+0x119/0x180 [ 61.383929] kmsan_report+0x142/0x240 [ 61.387738] __msan_warning_32+0x6c/0xb0 [ 61.391806] memcmp+0x119/0x180 [ 61.395090] __dev_mc_add+0x1c2/0x8e0 [ 61.398891] ? ndisc_mc_map+0x59f/0x8c0 [ 61.402865] dev_mc_add+0x6d/0x80 [ 61.406318] igmp6_group_added+0x2db/0xa00 [ 61.410563] ipv6_dev_mc_inc+0xe9e/0x1130 [ 61.414711] addrconf_dad_work+0x427/0x2150 [ 61.419033] ? ipv6_get_saddr_eval+0x1130/0x1130 [ 61.423786] ? ipv6_get_saddr_eval+0x1130/0x1130 [ 61.428543] process_one_work+0x12c6/0x1f60 [ 61.432873] worker_thread+0x113c/0x24f0 2018/04/07 06:36:22 executing program 4: perf_event_open(&(0x7f0000271000)={0x2, 0x70, 0x49, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000000100)='net/sockstat6\x00') pread64(r0, &(0x7f0000000340)=""/2048, 0x800, 0x0) 2018/04/07 06:36:22 executing program 6: socketpair$unix(0x1, 0x1000000000005, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$SO_ATTACH_FILTER(0xffffffffffffffff, 0x1, 0x1a, &(0x7f0000021ff0)={0x2, &(0x7f0000016000)=[{0xa4}, {0x6}]}, 0x10) sendto$inet6(r1, &(0x7f0000000040), 0x0, 0x0, &(0x7f0000000140)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c) [ 61.436937] ? process_one_work+0x1f60/0x1f60 [ 61.441425] kthread+0x539/0x720 [ 61.444795] ? process_one_work+0x1f60/0x1f60 [ 61.449295] ? kthread_blkcg+0xf0/0xf0 [ 61.453178] ret_from_fork+0x35/0x40 [ 61.456879] [ 61.458586] Local variable description: ----buf@igmp6_group_added [ 61.464804] Variable was created at: [ 61.468520] igmp6_group_added+0x4a/0xa00 [ 61.472664] ipv6_dev_mc_inc+0xe9e/0x1130 [ 61.476796] ================================================================== [ 61.484144] Disabling lock debugging due to kernel taint [ 61.489590] Kernel panic - not syncing: panic_on_warn set ... [ 61.489590] [ 61.496960] CPU: 1 PID: 1657 Comm: kworker/1:3 Tainted: G B 4.16.0+ #81 [ 61.504919] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.514291] Workqueue: ipv6_addrconf addrconf_dad_work [ 61.519569] Call Trace: [ 61.522172] dump_stack+0x185/0x1d0 [ 61.525819] panic+0x39d/0x940 [ 61.529036] ? memcmp+0x119/0x180 [ 61.532495] kmsan_report+0x238/0x240 [ 61.536311] __msan_warning_32+0x6c/0xb0 [ 61.540376] memcmp+0x119/0x180 [ 61.543657] __dev_mc_add+0x1c2/0x8e0 [ 61.547457] ? ndisc_mc_map+0x59f/0x8c0 [ 61.551431] dev_mc_add+0x6d/0x80 [ 61.554884] igmp6_group_added+0x2db/0xa00 [ 61.559122] ipv6_dev_mc_inc+0xe9e/0x1130 [ 61.563270] addrconf_dad_work+0x427/0x2150 [ 61.567601] ? ipv6_get_saddr_eval+0x1130/0x1130 [ 61.572353] ? ipv6_get_saddr_eval+0x1130/0x1130 [ 61.577110] process_one_work+0x12c6/0x1f60 [ 61.581435] worker_thread+0x113c/0x24f0 [ 61.585505] ? process_one_work+0x1f60/0x1f60 2018/04/07 06:36:22 executing program 2: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) writev(r0, &(0x7f00000001c0)=[{&(0x7f0000001980)='=', 0x1}], 0x1) [ 61.589997] kthread+0x539/0x720 [ 61.593383] ? process_one_work+0x1f60/0x1f60 [ 61.597883] ? kthread_blkcg+0xf0/0xf0 [ 61.601771] ret_from_fork+0x35/0x40 [ 61.605932] Dumping ftrace buffer: [ 61.609451] (ftrace buffer empty) [ 61.613134] Kernel Offset: disabled [ 61.616734] Rebooting in 86400 seconds..