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 '10.128.0.7' (ECDSA) to the list of known hosts. 2018/04/20 08:18:17 fuzzer started 2018/04/20 08:18:17 dialing manager at 10.128.0.26:41811 2018/04/20 08:18:24 kcov=true, comps=false 2018/04/20 08:18:28 executing program 0: r0 = socket$inet(0x2, 0x3, 0x19) setsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x23, &(0x7f0000000000)={{{@in=@multicast2=0xe0000002, @in=@multicast1=0xe0000001}}, {{@in6}, 0x0, @in6=@loopback={0x0, 0x1}}}, 0xe8) close(r0) 2018/04/20 08:18:28 executing program 2: r0 = socket$inet6(0xa, 0x3, 0x3a) connect$inet6(r0, &(0x7f0000002fe4)={0xa}, 0x1c) sendmsg(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000ff0)=[{&(0x7f00000000c0)="67a2", 0x2}], 0x1, &(0x7f0000026000)}, 0x2000c480) write(r0, &(0x7f0000000080)="d0da", 0x2) 2018/04/20 08:18:28 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e6, 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, @perf_bp={&(0x7f0000389000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x2b, 0x1, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4, 0x7}, 0x2c) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r1, 0x50, &(0x7f00000000c0)}, 0x10) socketpair$inet(0x6f2000, 0x41, 0x0, &(0x7f0000000000)) ioctl$sock_kcm_SIOCKCMATTACH(r0, 0x8905, &(0x7f0000000180)) 2018/04/20 08:18:28 executing program 3: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000000080)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000019fe0)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1}) r1 = memfd_create(&(0x7f0000000040)='-.[vmnet0^\x00', 0x0) pwritev(r1, &(0x7f0000000000)=[{&(0x7f0000012000)="ca", 0x1}], 0x1, 0x0) lseek(r1, 0xffffffffffffffff, 0x4) close(r0) 2018/04/20 08:18:28 executing program 5: 2018/04/20 08:18:28 executing program 6: 2018/04/20 08:18:28 executing program 1: r0 = socket$inet6(0xa, 0x80002, 0x0) connect$inet(r0, &(0x7f0000f60ff0)={0x2}, 0x10) getsockopt$inet6_int(r0, 0x29, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x4) 2018/04/20 08:18:28 executing program 4: mkdir(&(0x7f0000000040)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000e4c000)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000240)='./control/file0\x00', 0x0) readv(r0, &(0x7f0000000080)=[{&(0x7f0000000000)=""/61, 0x3d}], 0x1) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) syzkaller login: [ 45.607196] ip (3737) used greatest stack depth: 54688 bytes left [ 45.617232] ip (3734) used greatest stack depth: 54672 bytes left [ 46.072887] ip (3777) used greatest stack depth: 54312 bytes left [ 46.723133] ip (3842) used greatest stack depth: 54200 bytes left [ 47.122698] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.129194] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.167420] device bridge_slave_0 entered promiscuous mode [ 47.320617] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.327164] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.373143] device bridge_slave_1 entered promiscuous mode [ 47.406946] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.413477] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.428886] device bridge_slave_0 entered promiscuous mode [ 47.439079] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.446431] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.457546] device bridge_slave_0 entered promiscuous mode [ 47.505899] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 47.533577] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.540186] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.585564] device bridge_slave_0 entered promiscuous mode [ 47.675452] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.681939] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.700120] device bridge_slave_0 entered promiscuous mode [ 47.708309] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.714890] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.722401] device bridge_slave_1 entered promiscuous mode [ 47.731824] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.738330] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.748410] device bridge_slave_0 entered promiscuous mode [ 47.758179] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.764681] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.772852] device bridge_slave_1 entered promiscuous mode [ 47.788978] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.795470] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.818859] device bridge_slave_0 entered promiscuous mode [ 47.836294] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 47.847077] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.853728] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.871508] device bridge_slave_1 entered promiscuous mode [ 47.878303] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.884864] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.903843] device bridge_slave_0 entered promiscuous mode [ 47.925400] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.931863] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.950392] device bridge_slave_1 entered promiscuous mode [ 47.974488] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 47.994669] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 48.005189] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.011894] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.043186] device bridge_slave_1 entered promiscuous mode [ 48.049849] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.056357] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.073195] device bridge_slave_1 entered promiscuous mode [ 48.090618] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 48.117413] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 48.128656] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 48.152711] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.159230] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.218893] device bridge_slave_1 entered promiscuous mode [ 48.228244] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 48.259822] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 48.279661] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 48.306588] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 48.349237] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 48.443598] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 48.481337] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 48.524120] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 48.659372] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 48.882648] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 49.116350] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 49.177309] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 49.290792] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 49.303450] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 49.367985] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 49.386378] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 49.499841] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 49.517017] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 49.542481] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 49.604726] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 49.621231] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 49.708719] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 49.791555] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 49.860730] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 49.973898] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 50.130960] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 50.354129] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 50.376427] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 50.414436] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 50.542926] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 50.594883] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 50.627566] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 50.636699] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.648867] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 50.679549] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 50.693449] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 50.765749] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 50.819946] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 50.827462] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.841853] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 50.869595] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 50.884338] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 50.905515] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 50.916009] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 50.923320] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.937605] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 50.979215] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 51.012741] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 51.042382] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 51.051668] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 51.059434] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 51.070259] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 51.079915] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 51.106113] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 51.113784] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 51.121886] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 51.140363] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 51.187826] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 51.196416] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 51.203578] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 51.236802] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 51.262965] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 51.290612] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 51.325782] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 51.333324] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 51.340317] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 51.357751] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 51.377820] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 51.386211] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 51.398413] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 51.435411] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 51.468853] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 51.490630] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 51.501261] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 51.539404] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 51.571006] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 51.596171] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 51.626291] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 51.639858] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 51.660377] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 51.684088] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 51.705149] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 51.717230] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 51.742295] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 51.773666] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 51.809828] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 51.940674] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 51.947911] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 51.965301] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 53.443537] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.450090] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.456989] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.463487] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.506867] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 53.513851] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 53.586750] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.593246] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.600307] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.607406] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.667964] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 53.865810] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.872326] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.879257] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.885786] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.896224] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 53.912723] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.919207] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.926156] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.932645] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.953279] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 53.963325] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.969772] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.976627] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.983137] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.056554] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 54.089359] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.095856] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.102719] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.109201] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.155123] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 54.225765] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.232282] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.239327] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.245808] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.300186] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 54.548123] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.554616] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.561502] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.567959] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.640154] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 54.646738] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 54.655747] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 54.663965] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 54.672503] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 54.681013] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 54.690188] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 54.698998] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 63.373889] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 63.542088] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 63.662270] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 63.673521] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 63.764563] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 63.913281] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 63.941916] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 64.147830] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 64.193881] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 64.200191] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 64.211658] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 64.431654] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 64.437975] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 64.448408] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 64.489519] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 64.495882] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 64.532477] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 64.564974] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 64.574419] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 64.614722] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 64.668967] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 64.675290] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 64.695925] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 64.739968] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 64.759075] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 64.771994] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 64.801771] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 64.808733] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 64.822242] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 65.056319] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 65.062623] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 65.076951] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.084339] ================================================================== [ 70.091760] BUG: KMSAN: uninit-value in rawv6_sendmsg+0x4bee/0x4cc0 [ 70.098174] CPU: 1 PID: 5654 Comm: syz-executor2 Not tainted 4.16.0+ #84 [ 70.105004] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.114350] Call Trace: [ 70.116943] dump_stack+0x185/0x1d0 [ 70.120584] ? rawv6_sendmsg+0x4bee/0x4cc0 [ 70.124820] kmsan_report+0x142/0x240 [ 70.128632] __msan_warning_32+0x6c/0xb0 [ 70.132696] rawv6_sendmsg+0x4bee/0x4cc0 [ 70.136762] ? __msan_metadata_ptr_for_store_8+0x13/0x20 [ 70.142216] ? futex_wait_queue_me+0x687/0x710 [ 70.146817] ? compat_rawv6_ioctl+0x30/0x30 [ 70.151142] inet_sendmsg+0x48d/0x740 [ 70.154945] ? security_socket_sendmsg+0x9e/0x210 [ 70.159792] ? inet_getname+0x500/0x500 [ 70.163772] sock_write_iter+0x3b9/0x470 [ 70.167848] ? sock_read_iter+0x480/0x480 [ 70.172000] __vfs_write+0x719/0x910 [ 70.175725] vfs_write+0x463/0x8d0 [ 70.179273] SYSC_write+0x172/0x360 [ 70.182906] SyS_write+0x55/0x80 [ 70.186275] do_syscall_64+0x309/0x430 [ 70.190169] ? SYSC_read+0x360/0x360 [ 70.193886] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 70.199071] RIP: 0033:0x455379 [ 70.202262] RSP: 002b:00007f95943f4c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 70.209967] RAX: ffffffffffffffda RBX: 00007f95943f56d4 RCX: 0000000000455379 [ 70.217236] RDX: 0000000000000002 RSI: 0000000020000080 RDI: 0000000000000013 [ 70.224503] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 70.231768] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 70.239037] R13: 00000000000006c1 R14: 00000000006fd2b8 R15: 0000000000000000 [ 70.246309] [ 70.247928] Uninit was stored to memory at: [ 70.252258] kmsan_internal_chain_origin+0x12b/0x210 [ 70.257364] kmsan_memcpy_origins+0x11d/0x170 [ 70.261863] __msan_memcpy+0x19f/0x1f0 [ 70.265753] skb_copy_bits+0x63a/0xdb0 [ 70.269643] rawv6_sendmsg+0x427e/0x4cc0 [ 70.273713] inet_sendmsg+0x48d/0x740 [ 70.277524] sock_write_iter+0x3b9/0x470 [ 70.281591] __vfs_write+0x719/0x910 [ 70.285310] vfs_write+0x463/0x8d0 [ 70.288851] SYSC_write+0x172/0x360 [ 70.292482] SyS_write+0x55/0x80 [ 70.295852] do_syscall_64+0x309/0x430 [ 70.299742] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 70.304920] Uninit was created at: [ 70.308466] kmsan_alloc_meta_for_pages+0x161/0x3a0 [ 70.313487] kmsan_alloc_page+0x82/0xe0 [ 70.317461] __alloc_pages_nodemask+0xf5b/0x5dc0 [ 70.322213] alloc_pages_current+0x6b5/0x970 [ 70.326621] skb_page_frag_refill+0x3ba/0x5e0 [ 70.331103] sk_page_frag_refill+0xa4/0x340 [ 70.335413] __ip6_append_data+0x1a20/0x4bb0 [ 70.339808] ip6_append_data+0x40e/0x6b0 [ 70.343852] rawv6_sendmsg+0x2787/0x4cc0 [ 70.347898] inet_sendmsg+0x48d/0x740 [ 70.351681] sock_write_iter+0x3b9/0x470 [ 70.355724] __vfs_write+0x719/0x910 [ 70.359418] vfs_write+0x463/0x8d0 [ 70.362941] SYSC_write+0x172/0x360 [ 70.366549] SyS_write+0x55/0x80 [ 70.369900] do_syscall_64+0x309/0x430 [ 70.373772] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 70.378939] ================================================================== [ 70.386274] Disabling lock debugging due to kernel taint [ 70.391701] Kernel panic - not syncing: panic_on_warn set ... [ 70.391701] [ 70.399047] CPU: 1 PID: 5654 Comm: syz-executor2 Tainted: G B 4.16.0+ #84 [ 70.407164] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.416496] Call Trace: [ 70.419078] dump_stack+0x185/0x1d0 [ 70.422691] panic+0x39d/0x940 [ 70.425883] ? rawv6_sendmsg+0x4bee/0x4cc0 [ 70.430099] kmsan_report+0x238/0x240 [ 70.433882] __msan_warning_32+0x6c/0xb0 [ 70.437928] rawv6_sendmsg+0x4bee/0x4cc0 [ 70.441974] ? __msan_metadata_ptr_for_store_8+0x13/0x20 [ 70.447405] ? futex_wait_queue_me+0x687/0x710 [ 70.451982] ? compat_rawv6_ioctl+0x30/0x30 [ 70.456291] inet_sendmsg+0x48d/0x740 [ 70.460079] ? security_socket_sendmsg+0x9e/0x210 [ 70.464908] ? inet_getname+0x500/0x500 [ 70.468882] sock_write_iter+0x3b9/0x470 [ 70.472932] ? sock_read_iter+0x480/0x480 [ 70.477066] __vfs_write+0x719/0x910 [ 70.480769] vfs_write+0x463/0x8d0 [ 70.484299] SYSC_write+0x172/0x360 [ 70.487912] SyS_write+0x55/0x80 [ 70.491262] do_syscall_64+0x309/0x430 [ 70.495137] ? SYSC_read+0x360/0x360 [ 70.498840] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 70.504010] RIP: 0033:0x455379 [ 70.507188] RSP: 002b:00007f95943f4c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 70.514884] RAX: ffffffffffffffda RBX: 00007f95943f56d4 RCX: 0000000000455379 [ 70.522135] RDX: 0000000000000002 RSI: 0000000020000080 RDI: 0000000000000013 [ 70.529389] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 70.536641] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 70.543894] R13: 00000000000006c1 R14: 00000000006fd2b8 R15: 0000000000000000 [ 70.551664] Dumping ftrace buffer: [ 70.555188] (ftrace buffer empty) [ 70.558872] Kernel Offset: disabled [ 70.562649] Rebooting in 86400 seconds..