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 '10.128.0.24' (ECDSA) to the list of known hosts. 2018/04/19 13:06:04 fuzzer started 2018/04/19 13:06:04 dialing manager at 10.128.0.26:37327 2018/04/19 13:06:11 kcov=true, comps=false 2018/04/19 13:06:14 executing program 0: gettid() 2018/04/19 13:06:14 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={&(0x7f00000000c0)={0x10}, 0xc, &(0x7f0000000080)={&(0x7f0000000180)=@delneigh={0x24, 0x1d, 0x517, 0x0, 0x0, {0x2, 0x0, 0xbe0f0000, 0x0, 0x0, 0xffffffffffffffff}, [@NDA_DST_IPV4={0x8, 0x1, @broadcast=0xffffffff}]}, 0x24}, 0x1}, 0x0) 2018/04/19 13:06:14 executing program 2: r0 = inotify_init1(0x0) fcntl$setown(r0, 0x8, 0xffffffffffffffff) fcntl$getownex(r0, 0x10, &(0x7f0000000040)={0x0, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) 2018/04/19 13:06:14 executing program 4: perf_event_open(&(0x7f000001d000)={0x5, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000940000)={0x2, 0x70, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7ff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) unlinkat(0xffffffffffffffff, &(0x7f0000ba8ff8)='./file0\x00', 0x0) pivot_root(&(0x7f0000000040)='./file0\x00', &(0x7f0000000080)='./file0/file0\x00') r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f0000000800)={'bridge0\x00', &(0x7f0000000000)=@ethtool_cmd={0x19}}) 2018/04/19 13:06:14 executing program 7: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x2, 0x0) write$binfmt_aout(r0, &(0x7f0000000140)={{}, "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", [[]]}, 0x308) 2018/04/19 13:06:14 executing program 3: r0 = socket$inet6(0xa, 0x3, 0x3a) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @dev={0xfe, 0x80}, 0x3}, 0x1c) sendmsg(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000ff0)=[{&(0x7f0000000080)="035d", 0x2}], 0x1, &(0x7f0000000080)}, 0x2000c080) write(r0, &(0x7f0000000100)="d019", 0x2) 2018/04/19 13:06:14 executing program 5: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f0000d06000)=0x1, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f0000788ffc)=0x100000001, 0xfdf6) bind$inet(r0, &(0x7f0000738ff0)={0x2, 0x4e21, @multicast1=0xe0000001}, 0x10) sendto$inet(r0, &(0x7f0000000b40), 0x0, 0x20020003, &(0x7f0000000b00)={0x2, 0x4e21, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f00000000c0)="89aaeb", 0x3, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f0000f43ffc)=0xfffffffffffffffb, 0x4) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000000080)={0x0, 0x7fff, 0x80000001}, 0x14) setsockopt$inet_tcp_int(r0, 0x6, 0xa, &(0x7f0000000000)=0xfffffffffffff001, 0x4) write$binfmt_misc(r0, &(0x7f0000000180)=ANY=[@ANYBLOB="99"], 0x1) 2018/04/19 13:06:14 executing program 6: mkdir(&(0x7f0000000100)='./file0\x00', 0x0) mount(&(0x7f0000212ff8)='./file0\x00', &(0x7f000001c000)='./file0\x00', &(0x7f0000982ff9)='mqueue\x00', 0x0, &(0x7f0000ebcffe)) syz_mount_image$reiserfs(&(0x7f00000000c0)='reiserfs\x00', &(0x7f0000000280)='./file0\x00', 0x0, 0x0, &(0x7f0000000340), 0xa0000, &(0x7f0000000380)=ANY=[]) syzkaller login: [ 48.029174] ip (3770) used greatest stack depth: 54688 bytes left [ 48.460292] ip (3806) used greatest stack depth: 54312 bytes left [ 49.430462] ip (3899) used greatest stack depth: 54200 bytes left [ 49.649825] ip (3919) used greatest stack depth: 53960 bytes left [ 49.818490] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.825229] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.868827] device bridge_slave_0 entered promiscuous mode [ 49.936143] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.942637] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.994994] device bridge_slave_0 entered promiscuous mode [ 50.031957] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.038489] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.079304] device bridge_slave_1 entered promiscuous mode [ 50.135953] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.144597] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.184334] device bridge_slave_0 entered promiscuous mode [ 50.219138] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.225621] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.251705] device bridge_slave_1 entered promiscuous mode [ 50.272694] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.279239] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.291533] device bridge_slave_0 entered promiscuous mode [ 50.309411] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.315931] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.350265] device bridge_slave_0 entered promiscuous mode [ 50.365669] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.372203] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.398460] device bridge_slave_0 entered promiscuous mode [ 50.409587] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 50.421793] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.428276] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.450298] device bridge_slave_0 entered promiscuous mode [ 50.466756] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.473280] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.503290] device bridge_slave_1 entered promiscuous mode [ 50.523024] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.529964] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.538275] device bridge_slave_1 entered promiscuous mode [ 50.545168] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.551642] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.562410] device bridge_slave_0 entered promiscuous mode [ 50.575887] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 50.584684] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.591223] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.626391] device bridge_slave_1 entered promiscuous mode [ 50.647116] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 50.656853] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.663409] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.699110] device bridge_slave_1 entered promiscuous mode [ 50.730512] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.737024] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.754016] device bridge_slave_1 entered promiscuous mode [ 50.763507] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 50.773690] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.780199] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.809545] device bridge_slave_1 entered promiscuous mode [ 50.820426] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 50.837786] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 50.848461] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 50.890362] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 50.949460] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 50.962486] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 51.056076] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 51.086353] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 51.094106] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 51.121425] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 51.178496] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 51.298623] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 51.335525] ip (4025) used greatest stack depth: 53656 bytes left [ 51.664284] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 51.850347] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 51.884999] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 52.052771] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 52.107099] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 52.142255] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 52.169985] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 52.202386] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 52.228551] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 52.250394] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 52.303379] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 52.367539] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 52.430391] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 52.444930] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 52.462910] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 52.498996] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 52.983626] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 53.118577] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 53.260504] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 53.284449] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 53.338491] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 53.432215] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 53.453397] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 53.462220] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 53.485903] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 53.512584] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 53.519885] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 53.534894] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 53.573742] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 53.601023] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 53.608977] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 53.619791] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 53.660143] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 53.672157] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 53.692198] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 53.715712] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 53.749218] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 53.762254] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 53.775949] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 53.822521] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 53.829863] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 53.842956] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 53.888555] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 53.899280] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 53.912195] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 53.919459] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 53.928905] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 53.956901] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 53.965695] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 53.973498] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 53.986196] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 54.019837] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 54.044715] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 54.072309] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 54.083835] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 54.091506] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 54.103499] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 54.114910] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 54.134983] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 54.164658] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 54.180288] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 54.195894] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 54.217017] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 54.225383] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 54.233708] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 54.245483] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 54.280796] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 54.322710] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 54.352393] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 54.378691] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 54.394223] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 54.410446] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 54.431699] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 54.439256] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 54.462257] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 54.501667] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 54.530951] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 54.556701] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 54.570568] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 54.589480] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 56.440772] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.447323] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.454340] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.460858] bridge0: port 1(bridge_slave_0) entered forwarding state [ 56.506433] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 56.513456] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 56.540558] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.547155] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.554065] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.560581] bridge0: port 1(bridge_slave_0) entered forwarding state [ 56.570411] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 56.597268] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.603830] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.610834] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.617420] bridge0: port 1(bridge_slave_0) entered forwarding state [ 56.712226] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 56.728460] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.734991] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.741951] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.748476] bridge0: port 1(bridge_slave_0) entered forwarding state [ 56.780905] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 56.788090] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.794585] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.801446] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.807971] bridge0: port 1(bridge_slave_0) entered forwarding state [ 56.830116] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 57.034603] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.041169] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.048186] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.054721] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.071935] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 57.090742] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.097293] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.104325] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.110880] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.151274] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 57.167934] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.174485] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.181471] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.187994] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.238929] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 57.568198] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 57.579852] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 57.613789] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 57.638967] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 57.646667] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 57.654868] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 57.662697] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 66.178004] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 66.553365] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 66.649718] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 66.716492] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 66.739174] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 66.946313] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 67.012346] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 67.018703] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.032410] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.192708] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 67.284140] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 67.354093] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 67.360485] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.372722] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.479106] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 67.485521] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.497227] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.617417] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 67.623910] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.634892] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.671339] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 67.679551] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.714836] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.814110] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 67.820514] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.836782] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 68.083969] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 68.090800] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 68.100449] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 68.212369] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 68.218739] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 68.232728] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 73.884116] ================================================================== [ 73.891573] BUG: KMSAN: uninit-value in rawv6_sendmsg+0x4bee/0x4cc0 [ 73.898008] CPU: 0 PID: 5766 Comm: syz-executor3 Not tainted 4.16.0+ #84 [ 73.905697] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.915066] Call Trace: [ 73.917674] dump_stack+0x185/0x1d0 [ 73.921330] ? rawv6_sendmsg+0x4bee/0x4cc0 [ 73.925588] kmsan_report+0x142/0x240 [ 73.929414] __msan_warning_32+0x6c/0xb0 [ 73.933500] rawv6_sendmsg+0x4bee/0x4cc0 [ 73.937585] ? __msan_metadata_ptr_for_store_8+0x13/0x20 [ 73.943064] ? futex_wait_queue_me+0x687/0x710 [ 73.947691] ? compat_rawv6_ioctl+0x30/0x30 [ 73.952042] inet_sendmsg+0x48d/0x740 [ 73.955878] ? security_socket_sendmsg+0x9e/0x210 [ 73.960802] ? inet_getname+0x500/0x500 [ 73.964829] sock_write_iter+0x3b9/0x470 [ 73.968930] ? sock_read_iter+0x480/0x480 [ 73.973105] __vfs_write+0x719/0x910 [ 73.976858] vfs_write+0x463/0x8d0 [ 73.980435] SYSC_write+0x172/0x360 [ 73.984091] SyS_write+0x55/0x80 [ 73.987480] do_syscall_64+0x309/0x430 [ 73.991424] ? SYSC_read+0x360/0x360 [ 73.995170] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 74.000376] RIP: 0033:0x455329 [ 74.003583] RSP: 002b:00007f1be507bc68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 74.011316] RAX: ffffffffffffffda RBX: 00007f1be507c6d4 RCX: 0000000000455329 [ 74.018610] RDX: 0000000000000002 RSI: 0000000020000100 RDI: 0000000000000013 [ 74.025904] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 74.033201] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 74.040492] R13: 00000000000006c1 R14: 00000000006fd2b8 R15: 0000000000000000 [ 74.047778] [ 74.049400] Uninit was stored to memory at: [ 74.053725] kmsan_internal_chain_origin+0x12b/0x210 [ 74.058835] kmsan_memcpy_origins+0x11d/0x170 [ 74.063333] __msan_memcpy+0x19f/0x1f0 [ 74.067227] skb_copy_bits+0x63a/0xdb0 [ 74.071111] rawv6_sendmsg+0x427e/0x4cc0 [ 74.075178] inet_sendmsg+0x48d/0x740 [ 74.078972] sock_write_iter+0x3b9/0x470 [ 74.083059] __vfs_write+0x719/0x910 [ 74.086770] vfs_write+0x463/0x8d0 [ 74.090300] SYSC_write+0x172/0x360 [ 74.093919] SyS_write+0x55/0x80 [ 74.097294] do_syscall_64+0x309/0x430 [ 74.101184] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 74.106364] Uninit was created at: [ 74.109897] kmsan_alloc_meta_for_pages+0x161/0x3a0 [ 74.115357] kmsan_alloc_page+0x82/0xe0 [ 74.119321] __alloc_pages_nodemask+0xf5b/0x5dc0 [ 74.124066] alloc_pages_current+0x6b5/0x970 [ 74.128462] skb_page_frag_refill+0x3ba/0x5e0 [ 74.132948] sk_page_frag_refill+0xa4/0x340 [ 74.137275] __ip6_append_data+0x1a20/0x4bb0 [ 74.141696] ip6_append_data+0x40e/0x6b0 [ 74.145775] rawv6_sendmsg+0x2787/0x4cc0 [ 74.149843] inet_sendmsg+0x48d/0x740 [ 74.153637] sock_write_iter+0x3b9/0x470 [ 74.157687] __vfs_write+0x719/0x910 [ 74.161392] vfs_write+0x463/0x8d0 [ 74.164929] SYSC_write+0x172/0x360 [ 74.168558] SyS_write+0x55/0x80 [ 74.171918] do_syscall_64+0x309/0x430 [ 74.175801] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 74.180969] ================================================================== [ 74.188310] Disabling lock debugging due to kernel taint [ 74.193755] Kernel panic - not syncing: panic_on_warn set ... [ 74.193755] [ 74.201136] CPU: 0 PID: 5766 Comm: syz-executor3 Tainted: G B 4.16.0+ #84 [ 74.209265] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.218610] Call Trace: [ 74.221201] dump_stack+0x185/0x1d0 [ 74.224824] panic+0x39d/0x940 [ 74.228031] ? rawv6_sendmsg+0x4bee/0x4cc0 [ 74.232260] kmsan_report+0x238/0x240 [ 74.236067] __msan_warning_32+0x6c/0xb0 [ 74.240145] rawv6_sendmsg+0x4bee/0x4cc0 [ 74.244196] ? __msan_metadata_ptr_for_store_8+0x13/0x20 [ 74.249657] ? futex_wait_queue_me+0x687/0x710 [ 74.254251] ? compat_rawv6_ioctl+0x30/0x30 [ 74.258583] inet_sendmsg+0x48d/0x740 [ 74.262391] ? security_socket_sendmsg+0x9e/0x210 [ 74.267246] ? inet_getname+0x500/0x500 [ 74.271237] sock_write_iter+0x3b9/0x470 [ 74.275312] ? sock_read_iter+0x480/0x480 [ 74.279567] __vfs_write+0x719/0x910 [ 74.283293] vfs_write+0x463/0x8d0 [ 74.286836] SYSC_write+0x172/0x360 [ 74.290485] SyS_write+0x55/0x80 [ 74.293865] do_syscall_64+0x309/0x430 [ 74.297754] ? SYSC_read+0x360/0x360 [ 74.301465] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 74.306644] RIP: 0033:0x455329 [ 74.309819] RSP: 002b:00007f1be507bc68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 74.317522] RAX: ffffffffffffffda RBX: 00007f1be507c6d4 RCX: 0000000000455329 [ 74.324785] RDX: 0000000000000002 RSI: 0000000020000100 RDI: 0000000000000013 [ 74.332220] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 74.339488] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 74.346761] R13: 00000000000006c1 R14: 00000000006fd2b8 R15: 0000000000000000 [ 74.354594] Dumping ftrace buffer: [ 74.358134] (ftrace buffer empty) [ 74.361833] Kernel Offset: disabled [ 74.365453] Rebooting in 86400 seconds..