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 '10.128.10.27' (ECDSA) to the list of known hosts. 2018/04/20 07:09:45 fuzzer started 2018/04/20 07:09:45 dialing manager at 10.128.0.26:41811 2018/04/20 07:09:52 kcov=true, comps=false 2018/04/20 07:09:55 executing program 0: 2018/04/20 07:09:55 executing program 1: 2018/04/20 07:09:55 executing program 7: 2018/04/20 07:09:55 executing program 2: 2018/04/20 07:09:55 executing program 4: r0 = socket(0x1e, 0x2, 0x0) sendmsg(r0, &(0x7f000095ffc8)={&(0x7f00004aeb5c)=@generic={0x10000000001e, "bc07000000008d0000000001e526cc573c5bf86c483724c71e14dd6a739effea1b48006be61ffe00000003000000f8000007003f010039d8f986ff01000000000000af50d5fe32c419d67bcbc7e3ad316a198374edb9b7341c1fd4cb24281e27800000100076c3979ac40000bd837e2e78a1dfd300881a1565b3b16d7436"}, 0x80, &(0x7f0000000440), 0x0, &(0x7f00002d4000), 0x0, 0x2000000000000000}, 0x0) 2018/04/20 07:09:55 executing program 5: clone(0x200, &(0x7f0000b6b000), &(0x7f0000744000), &(0x7f0000fef000), &(0x7f0000000000)) mknod(&(0x7f0000000100)='./file0\x00', 0x1040, 0x0) execve(&(0x7f0000ee6ff8)='./file0\x00', &(0x7f0000578fe8), &(0x7f0000775000)) r0 = syz_open_procfs(0x0, &(0x7f0000000000)='io\x00') sendfile(r0, r0, &(0x7f0000000200), 0x1d60) pread64(r0, &(0x7f00009f3000), 0x0, 0x0) open$dir(&(0x7f0000296ff8)='./file0\x00', 0x27e, 0x0) 2018/04/20 07:09:55 executing program 6: r0 = inotify_init1(0x0) fcntl$setown(r0, 0x8, 0xffffffffffffffff) fcntl$getownex(r0, 0x10, &(0x7f000045fff8)={0x0, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) ptrace(0x4207, r1) ptrace$setregset(0x4205, r1, 0x202, &(0x7f00000001c0)={&(0x7f0000000200)}) 2018/04/20 07:09:55 executing program 3: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) r1 = gettid() fcntl$setownex(r0, 0xf, &(0x7f0000000040)={0x2, r1}) sendto$inet(r0, &(0x7f0000fd0000), 0xffffffffffffff3f, 0x200007ff, &(0x7f0000deaff0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) ioctl$int_in(r0, 0x5452, &(0x7f0000116ff8)=0x39) shutdown(r0, 0x0) syzkaller login: [ 45.027212] ip (3798) used greatest stack depth: 54072 bytes left [ 46.340119] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.346605] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.379456] device bridge_slave_0 entered promiscuous mode [ 46.415116] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.421597] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.438362] device bridge_slave_0 entered promiscuous mode [ 46.447705] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.454181] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.477545] device bridge_slave_0 entered promiscuous mode [ 46.514121] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.520601] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.543922] device bridge_slave_0 entered promiscuous mode [ 46.562655] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.569122] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.586616] device bridge_slave_0 entered promiscuous mode [ 46.594710] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.601194] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.625277] device bridge_slave_0 entered promiscuous mode [ 46.635602] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.642115] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.658691] device bridge_slave_1 entered promiscuous mode [ 46.671823] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.678279] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.696146] device bridge_slave_1 entered promiscuous mode [ 46.707215] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.713670] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.737624] device bridge_slave_1 entered promiscuous mode [ 46.751716] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.758221] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.774664] device bridge_slave_0 entered promiscuous mode [ 46.788752] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.795292] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.811884] device bridge_slave_0 entered promiscuous mode [ 46.825265] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.831788] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.847925] device bridge_slave_1 entered promiscuous mode [ 46.861137] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.867585] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.884110] device bridge_slave_1 entered promiscuous mode [ 46.896863] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.907750] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.915606] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.922161] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.947335] device bridge_slave_1 entered promiscuous mode [ 46.955690] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.963429] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.969862] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.008940] device bridge_slave_1 entered promiscuous mode [ 47.041303] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.047795] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.076415] device bridge_slave_1 entered promiscuous mode [ 47.090280] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 47.104113] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 47.113854] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 47.122634] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 47.135995] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 47.164749] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 47.175293] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 47.297589] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 47.305902] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 47.320959] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 47.410693] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 47.419478] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 47.541341] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 48.055299] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 48.120330] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 48.161175] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 48.215511] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 48.259001] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 48.280340] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 48.359502] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 48.371019] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 48.385993] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 48.412487] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 48.446102] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 48.474271] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 48.567010] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 48.603826] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 48.673259] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 48.769195] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 49.308180] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 49.360677] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 49.395684] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 49.416427] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 49.487996] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 49.530474] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.575188] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.605868] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.620381] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.634920] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 49.665843] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 49.701557] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.731615] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.740536] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.754806] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.796535] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 49.819248] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.826450] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.838845] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.870870] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.879062] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.887455] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.913803] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.953895] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.961114] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.974695] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.994824] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 50.015183] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 50.025718] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 50.033515] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 50.048104] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.057987] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 50.080512] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.089317] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 50.105536] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.127666] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 50.144298] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 50.153412] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 50.164779] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.177699] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 50.189716] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.207145] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 50.227446] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 50.238401] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 50.246928] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 50.254684] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 50.267732] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.297889] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 50.319662] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.343752] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 50.361590] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.374772] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 50.389341] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 50.423760] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.457786] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 50.484262] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 50.492844] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.506088] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 50.548196] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 50.555362] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.582769] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 50.811384] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 50.818547] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.833161] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 52.285830] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.292315] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.299195] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.305644] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.346075] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 52.355896] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.371916] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.378389] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.385276] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.391722] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.428952] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 52.519230] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.525687] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.532549] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.538995] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.609296] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 52.634792] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.641246] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.648126] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.654577] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.668130] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 52.692180] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.698675] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.705543] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.712000] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.781981] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 52.858499] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.864984] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.871812] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.878250] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.943836] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 53.005096] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.011577] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.018430] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.024876] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.062547] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 53.165540] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.172017] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.178916] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.185365] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.217249] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 53.407191] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 53.420863] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 53.440721] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 53.455706] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 53.473760] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 53.481114] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 53.488764] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.734971] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 61.863707] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 61.950464] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 61.990691] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 62.002281] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 62.302482] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 62.398210] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 62.461572] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 62.467875] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.479123] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.621582] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 62.627903] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.641082] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.692114] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 62.698365] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.710083] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.766263] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 62.833878] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 62.840176] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.849255] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.882099] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 62.888388] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.910645] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.120967] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 63.127262] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.144588] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.357665] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 63.365954] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.374865] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.599348] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 63.605609] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.623153] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 68.281158] ================================================================== [ 68.288575] BUG: KMSAN: uninit-value in tipc_node_get_mtu+0x200/0x7a0 [ 68.295159] CPU: 1 PID: 5683 Comm: syz-executor4 Not tainted 4.16.0+ #84 [ 68.301995] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.311344] Call Trace: [ 68.313941] dump_stack+0x185/0x1d0 [ 68.317575] ? tipc_node_get_mtu+0x200/0x7a0 [ 68.321985] kmsan_report+0x142/0x240 [ 68.325791] __msan_warning_32+0x6c/0xb0 [ 68.329855] tipc_node_get_mtu+0x200/0x7a0 [ 68.334095] __tipc_sendmsg+0x1b32/0x41c0 [ 68.338253] ? kmsan_set_origin_inline+0x6b/0x120 [ 68.343098] ? __msan_poison_alloca+0x15c/0x1d0 [ 68.347770] ? local_bh_enable+0x36/0x40 [ 68.351843] tipc_sendmsg+0xeb/0x140 [ 68.355565] ? tipc_recvmsg+0x1c30/0x1c30 [ 68.359718] ___sys_sendmsg+0xec0/0x1310 [ 68.363786] ? __fdget+0x4e/0x60 [ 68.367162] SYSC_sendmsg+0x2a3/0x3d0 [ 68.370965] SyS_sendmsg+0x54/0x80 [ 68.374505] do_syscall_64+0x309/0x430 [ 68.378400] ? ___sys_sendmsg+0x1310/0x1310 [ 68.382732] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 68.387919] RIP: 0033:0x455379 [ 68.391107] RSP: 002b:00007f0bebd3ac68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 68.398815] RAX: ffffffffffffffda RBX: 00007f0bebd3b6d4 RCX: 0000000000455379 [ 68.406084] RDX: 0000000000000000 RSI: 000000002095ffc8 RDI: 0000000000000013 [ 68.413352] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 68.420623] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 68.427890] R13: 00000000000004d5 R14: 00000000006fa498 R15: 0000000000000000 [ 68.435161] [ 68.436791] Local variable description: ----dnode@__tipc_sendmsg [ 68.442927] Variable was created at: [ 68.446646] __tipc_sendmsg+0x20c/0x41c0 [ 68.450707] tipc_sendmsg+0xeb/0x140 [ 68.454409] ================================================================== [ 68.461753] Disabling lock debugging due to kernel taint [ 68.467200] Kernel panic - not syncing: panic_on_warn set ... [ 68.467200] [ 68.474568] CPU: 1 PID: 5683 Comm: syz-executor4 Tainted: G B 4.16.0+ #84 [ 68.482709] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.492063] Call Trace: [ 68.494658] dump_stack+0x185/0x1d0 [ 68.498285] panic+0x39d/0x940 [ 68.501503] ? tipc_node_get_mtu+0x200/0x7a0 [ 68.505913] kmsan_report+0x238/0x240 [ 68.509719] __msan_warning_32+0x6c/0xb0 [ 68.513784] tipc_node_get_mtu+0x200/0x7a0 [ 68.518029] __tipc_sendmsg+0x1b32/0x41c0 [ 68.522182] ? kmsan_set_origin_inline+0x6b/0x120 [ 68.527033] ? __msan_poison_alloca+0x15c/0x1d0 [ 68.531705] ? local_bh_enable+0x36/0x40 [ 68.535783] tipc_sendmsg+0xeb/0x140 [ 68.539507] ? tipc_recvmsg+0x1c30/0x1c30 [ 68.543651] ___sys_sendmsg+0xec0/0x1310 [ 68.547720] ? __fdget+0x4e/0x60 [ 68.551104] SYSC_sendmsg+0x2a3/0x3d0 [ 68.554915] SyS_sendmsg+0x54/0x80 [ 68.558456] do_syscall_64+0x309/0x430 [ 68.562355] ? ___sys_sendmsg+0x1310/0x1310 [ 68.566684] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 68.571867] RIP: 0033:0x455379 [ 68.575053] RSP: 002b:00007f0bebd3ac68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 68.582759] RAX: ffffffffffffffda RBX: 00007f0bebd3b6d4 RCX: 0000000000455379 [ 68.590023] RDX: 0000000000000000 RSI: 000000002095ffc8 RDI: 0000000000000013 [ 68.597290] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 68.604561] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 68.611833] R13: 00000000000004d5 R14: 00000000006fa498 R15: 0000000000000000 [ 68.619630] Dumping ftrace buffer: [ 68.623153] (ftrace buffer empty) [ 68.626834] Kernel Offset: disabled [ 68.630433] Rebooting in 86400 seconds..