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 '10.128.0.59' (ECDSA) to the list of known hosts. 2018/04/17 02:51:04 fuzzer started 2018/04/17 02:51:05 dialing manager at 10.128.0.26:43021 2018/04/17 02:51:11 kcov=true, comps=false 2018/04/17 02:51:14 executing program 0: r0 = socket$inet6(0xa, 0x2, 0x0) sendto$inet6(r0, &(0x7f0000000100), 0x0, 0x80004c080, &(0x7f00000000c0)={0xa, 0x4e22}, 0x1c) sendmsg(r0, &(0x7f0000001a80)={&(0x7f0000000000)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x80, &(0x7f0000000f80)=[{&(0x7f0000003fc0)="b2", 0x1}], 0x1}, 0x2404c040) r1 = socket$packet(0x11, 0x3, 0x300) setsockopt$SO_ATTACH_FILTER(r1, 0x1, 0x1a, &(0x7f0000000080)={0x1, &(0x7f0000683ff0)=[{0x6, 0x0, 0x0, 0x3}]}, 0x10) sendmsg(r0, &(0x7f0000610fc8)={0x0, 0x0, &(0x7f00009f8000)=[{&(0x7f0000002800)="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", 0x5a1}], 0x1, &(0x7f0000000200)}, 0x0) 2018/04/17 02:51:14 executing program 2: 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) perf_event_open(&(0x7f0000348f88)={0x2, 0x70, 0x15, 0x0, 0x0, 0x0, 0x0, 0x4, 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) 2018/04/17 02:51:14 executing program 7: perf_event_open(&(0x7f000001d000)={0x200000002, 0x70, 0x5, 0x108000001, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) writev(0xffffffffffffffff, &(0x7f00000000c0)=[{&(0x7f0000000040)="290000002000190000003fffff", 0xd}], 0x1) r0 = syz_open_procfs(0x0, &(0x7f0000000380)='status\x00') preadv(r0, &(0x7f0000000040)=[{&(0x7f0000000080)=""/1, 0x1}], 0x2000000000000021, 0x0) 2018/04/17 02:51:14 executing program 3: r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000000040)="24000000210025f0071c0145ff05000e020020000000000000e1000c080002000000007f", 0x24) 2018/04/17 02:51:14 executing program 1: r0 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r0, &(0x7f0000cd0000)={0x80ffffff, 0x1700000000000000, &(0x7f0000000080)={&(0x7f00000000c0)=ANY=[@ANYBLOB="020100000c000000000000000000000005000600000000000a00000000000000f0ffffff000000000000ffffe0000002000000000000000005000500000000000a0000000000000000000000000000000000ffffffffffff0000000000000000"], 0x60}, 0x1}, 0x0) 2018/04/17 02:51:14 executing program 4: mkdir(&(0x7f0000000000)='./file0\x00', 0x0) chroot(&(0x7f00009c9000)='./file0\x00') chdir(&(0x7f0000000080)='..') mount(&(0x7f0000000040)='./file0\x00', &(0x7f0000dac000)='..', &(0x7f000064bffa)="6e49733400d2", 0x100400000084000, &(0x7f00000000c0)) 2018/04/17 02:51:14 executing program 5: r0 = socket$key(0xf, 0x3, 0x2) setsockopt$sock_int(r0, 0x1, 0x8, &(0x7f0000012000), 0x4) sendmsg$key(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000080)={0x2, 0x12, 0x0, 0x0, 0x2}, 0x10}, 0x1}, 0x0) 2018/04/17 02:51:14 executing program 6: syzkaller login: [ 43.738085] ip (3771) used greatest stack depth: 54992 bytes left [ 43.748129] ip (3772) used greatest stack depth: 54944 bytes left [ 43.921920] ip (3789) used greatest stack depth: 54672 bytes left [ 44.672162] ip (3862) used greatest stack depth: 54312 bytes left [ 44.833466] ip (3881) used greatest stack depth: 54200 bytes left [ 45.254874] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.261404] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.286395] device bridge_slave_0 entered promiscuous mode [ 45.412084] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.418582] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.461067] device bridge_slave_0 entered promiscuous mode [ 45.491755] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.498224] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.518012] device bridge_slave_0 entered promiscuous mode [ 45.544803] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.551318] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.573972] device bridge_slave_1 entered promiscuous mode [ 45.584108] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.590582] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.613931] device bridge_slave_0 entered promiscuous mode [ 45.627910] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.634395] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.666965] device bridge_slave_0 entered promiscuous mode [ 45.678720] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.685681] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.701241] device bridge_slave_0 entered promiscuous mode [ 45.711239] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.717733] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.736769] device bridge_slave_0 entered promiscuous mode [ 45.753283] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 45.760679] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.767170] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.791237] device bridge_slave_1 entered promiscuous mode [ 45.801106] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.807570] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.818884] device bridge_slave_0 entered promiscuous mode [ 45.833405] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.839921] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.866770] device bridge_slave_1 entered promiscuous mode [ 45.887565] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.894144] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.907148] device bridge_slave_1 entered promiscuous mode [ 45.920301] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.926771] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.945215] device bridge_slave_1 entered promiscuous mode [ 45.956302] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 45.963702] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.970256] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.002011] device bridge_slave_1 entered promiscuous mode [ 46.009932] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.017623] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.024121] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.052176] device bridge_slave_1 entered promiscuous mode [ 46.061638] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.068108] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.105968] device bridge_slave_1 entered promiscuous mode [ 46.115358] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.122801] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.133758] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.156289] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.177056] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.286322] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.300160] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.308604] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.345328] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.381291] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.394961] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.514206] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.524098] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.565911] ip (4003) used greatest stack depth: 53976 bytes left [ 47.027915] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.122656] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.214668] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.321157] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.328978] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.361996] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.405433] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.434800] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.476746] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.490916] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.507977] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.533972] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.612012] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.672434] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.691164] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.700405] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 48.195902] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.345499] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.419362] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 48.429723] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.535090] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.543653] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 48.614698] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.637474] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.680824] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 48.689550] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.702223] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 48.710828] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.725997] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 48.755163] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.766856] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 48.774793] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.828116] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 48.856643] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 48.866990] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 48.886383] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 48.896655] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 48.903870] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.924780] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 48.967602] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 48.974858] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.994240] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.015345] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.023176] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.040178] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.047309] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.058919] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.097438] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.105900] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.113075] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.145814] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.171512] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.196732] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.219892] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.234555] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.250559] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.269933] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.292605] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.311728] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.334486] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.341819] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.359896] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.368934] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.378355] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.396329] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.407106] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.414210] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.431500] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.464369] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.471829] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.479296] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.505796] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.518812] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.526971] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.539845] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.550285] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.565142] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.601869] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.613396] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.642888] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 51.405209] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.411719] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.418627] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.425124] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.478688] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 51.485519] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.513632] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.520143] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.526996] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.533478] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.575989] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 51.754285] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.760801] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.767689] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.774152] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.809015] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 51.828334] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.834833] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.841692] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.848153] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.859741] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 51.871530] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.877978] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.884816] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.891283] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.927210] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 51.934608] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.941077] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.947861] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.954277] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.962907] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 51.973749] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.980220] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.987086] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.993526] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.040138] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 52.049592] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.056118] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.063261] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.069723] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.095179] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 52.513156] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.526166] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.552863] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.575289] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.591440] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.607674] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.618377] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.949169] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 61.069398] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 61.201798] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 61.221897] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 61.235541] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 61.248099] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 61.320292] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 61.482948] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 61.757119] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 61.763409] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.775135] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.810989] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 61.822238] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.832874] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.059478] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 62.065817] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.077841] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.095983] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 62.106678] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 62.116359] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 62.122729] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.145555] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.175725] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.193172] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.206630] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.216978] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.228810] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 62.243237] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 62.255617] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.300202] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.327651] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.348380] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.351005] ================================================================== [ 67.358443] BUG: KMSAN: uninit-value in csum_partial+0x78e/0x850 [ 67.364596] CPU: 0 PID: 5681 Comm: syz-executor0 Not tainted 4.16.0+ #84 [ 67.371432] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.380795] Call Trace: [ 67.383374] [ 67.385527] dump_stack+0x185/0x1d0 [ 67.389164] ? csum_partial+0x78e/0x850 [ 67.393145] kmsan_report+0x142/0x240 [ 67.396953] __msan_warning_32+0x6c/0xb0 [ 67.401023] csum_partial+0x78e/0x850 [ 67.404837] csum_partial_ext+0x89/0xa0 [ 67.408820] __skb_checksum+0x6d4/0x1010 [ 67.412895] ? skb_checksum+0x120/0x120 [ 67.416874] skb_checksum+0xec/0x120 [ 67.420591] ? skb_checksum+0x120/0x120 [ 67.424565] ? csum_partial_ext+0xa0/0xa0 [ 67.428724] __skb_checksum_complete+0x90/0x400 [ 67.433490] __udp6_lib_rcv+0x21e1/0x3920 [ 67.437642] ? ip6_input_finish+0x55c/0x2110 [ 67.442056] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 67.447432] udpv6_rcv+0x5c/0x70 [ 67.450802] ? udp_v6_early_demux+0x11a0/0x11a0 [ 67.455474] ip6_input_finish+0xa62/0x2110 [ 67.459714] ? ip6table_filter_hook+0xb5/0xe0 [ 67.464208] ? __msan_metadata_ptr_for_load_2+0x10/0x20 [ 67.469570] ? ip6_input_finish+0x12a1/0x2110 [ 67.474068] ip6_input+0x294/0x320 [ 67.477608] ? ip6_input+0x320/0x320 [ 67.481329] ? ipv6_rcv+0x26d0/0x26d0 [ 67.485139] ipv6_rcv+0x20ec/0x26d0 [ 67.488767] ? local_bh_enable+0x40/0x40 [ 67.492841] __netif_receive_skb_core+0x47cf/0x4a80 [ 67.497860] ? try_to_wake_up+0x1ab2/0x20a0 [ 67.502190] ? ip6_rcv_finish+0x4d0/0x4d0 [ 67.506343] process_backlog+0x62d/0xe20 [ 67.510412] ? rps_trigger_softirq+0x2f0/0x2f0 [ 67.514992] net_rx_action+0x7c1/0x1a70 [ 67.518974] ? net_tx_action+0xab0/0xab0 [ 67.523040] __do_softirq+0x56d/0x93d [ 67.526849] do_softirq_own_stack+0x2a/0x40 [ 67.531163] [ 67.533407] __local_bh_enable_ip+0x114/0x140 [ 67.537909] local_bh_enable+0x36/0x40 [ 67.541802] ip6_finish_output2+0x1b6c/0x1f20 [ 67.546317] ip6_finish_output+0xb3f/0xc00 [ 67.550559] ip6_output+0x597/0x6c0 [ 67.554189] ? ip6_output+0x6c0/0x6c0 [ 67.557995] ? ac6_seq_show+0x200/0x200 [ 67.561970] ip6_local_out+0x573/0x640 [ 67.565861] ? __ip6_local_out+0x4f0/0x4f0 [ 67.570100] ip6_send_skb+0xfa/0x380 [ 67.573824] udp_v6_send_skb+0x116a/0x1880 [ 67.578066] udpv6_sendmsg+0x15f4/0x45b0 [ 67.582141] ? rw_copy_check_uvector+0x5af/0x6c0 [ 67.586899] ? rw_copy_check_uvector+0x643/0x6c0 [ 67.591659] ? ip_copy_metadata+0xac0/0xac0 [ 67.595992] ? udpv6_queue_rcv_skb+0x1c60/0x1c60 [ 67.600748] inet_sendmsg+0x48d/0x740 [ 67.604551] ? security_socket_sendmsg+0x9e/0x210 [ 67.609393] ? inet_getname+0x500/0x500 [ 67.613372] ___sys_sendmsg+0xec0/0x1310 [ 67.617438] ? __fdget+0x4e/0x60 [ 67.620803] ? __fget_light+0x56/0x710 [ 67.624684] ? __fdget+0x4e/0x60 [ 67.628048] ? __msan_metadata_ptr_for_load_1+0x10/0x20 [ 67.633410] ? __fget_light+0x6b9/0x710 [ 67.637396] SYSC_sendmsg+0x2a3/0x3d0 [ 67.641203] SyS_sendmsg+0x54/0x80 [ 67.644744] do_syscall_64+0x309/0x430 [ 67.648632] ? ___sys_sendmsg+0x1310/0x1310 [ 67.652958] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 67.658144] RIP: 0033:0x455329 [ 67.661332] RSP: 002b:00007fb8e3e64c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 67.669038] RAX: ffffffffffffffda RBX: 00007fb8e3e656d4 RCX: 0000000000455329 [ 67.676305] RDX: 0000000000000000 RSI: 0000000020610fc8 RDI: 0000000000000013 [ 67.683572] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 67.690841] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 67.698113] R13: 00000000000004cc R14: 00000000006fa3c0 R15: 0000000000000000 [ 67.705382] [ 67.707001] Uninit was created at: [ 67.710555] kmsan_alloc_meta_for_pages+0x161/0x3a0 [ 67.715566] kmsan_alloc_page+0x82/0xe0 [ 67.719548] __alloc_pages_nodemask+0xf5b/0x5dc0 [ 67.724298] alloc_pages_current+0x6b5/0x970 [ 67.728705] skb_page_frag_refill+0x3ba/0x5e0 [ 67.733201] sk_page_frag_refill+0xa4/0x340 [ 67.737527] __ip6_append_data+0x1a20/0x4bb0 [ 67.741938] ip6_append_data+0x40e/0x6b0 [ 67.746001] udpv6_sendmsg+0xfd5/0x45b0 [ 67.749977] inet_sendmsg+0x48d/0x740 [ 67.753776] ___sys_sendmsg+0xec0/0x1310 [ 67.757833] SYSC_sendmsg+0x2a3/0x3d0 [ 67.761629] SyS_sendmsg+0x54/0x80 [ 67.765167] do_syscall_64+0x309/0x430 [ 67.769055] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 67.774238] ================================================================== [ 67.781591] Disabling lock debugging due to kernel taint [ 67.787036] Kernel panic - not syncing: panic_on_warn set ... [ 67.787036] [ 67.794403] CPU: 0 PID: 5681 Comm: syz-executor0 Tainted: G B 4.16.0+ #84 [ 67.802540] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.811893] Call Trace: [ 67.814472] [ 67.816616] dump_stack+0x185/0x1d0 [ 67.820227] panic+0x39d/0x940 [ 67.823412] ? csum_partial+0x78e/0x850 [ 67.827368] kmsan_report+0x238/0x240 [ 67.831151] __msan_warning_32+0x6c/0xb0 [ 67.835202] csum_partial+0x78e/0x850 [ 67.838995] csum_partial_ext+0x89/0xa0 [ 67.842958] __skb_checksum+0x6d4/0x1010 [ 67.847014] ? skb_checksum+0x120/0x120 [ 67.850992] skb_checksum+0xec/0x120 [ 67.854694] ? skb_checksum+0x120/0x120 [ 67.858657] ? csum_partial_ext+0xa0/0xa0 [ 67.862788] __skb_checksum_complete+0x90/0x400 [ 67.867441] __udp6_lib_rcv+0x21e1/0x3920 [ 67.871582] ? ip6_input_finish+0x55c/0x2110 [ 67.875981] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 67.881344] udpv6_rcv+0x5c/0x70 [ 67.884693] ? udp_v6_early_demux+0x11a0/0x11a0 [ 67.889342] ip6_input_finish+0xa62/0x2110 [ 67.893561] ? ip6table_filter_hook+0xb5/0xe0 [ 67.898063] ? __msan_metadata_ptr_for_load_2+0x10/0x20 [ 67.903424] ? ip6_input_finish+0x12a1/0x2110 [ 67.907919] ip6_input+0x294/0x320 [ 67.911462] ? ip6_input+0x320/0x320 [ 67.915183] ? ipv6_rcv+0x26d0/0x26d0 [ 67.918964] ipv6_rcv+0x20ec/0x26d0 [ 67.922920] ? local_bh_enable+0x40/0x40 [ 67.926968] __netif_receive_skb_core+0x47cf/0x4a80 [ 67.931968] ? try_to_wake_up+0x1ab2/0x20a0 [ 67.936283] ? ip6_rcv_finish+0x4d0/0x4d0 [ 67.940412] process_backlog+0x62d/0xe20 [ 67.944469] ? rps_trigger_softirq+0x2f0/0x2f0 [ 67.949038] net_rx_action+0x7c1/0x1a70 [ 67.953006] ? net_tx_action+0xab0/0xab0 [ 67.957065] __do_softirq+0x56d/0x93d [ 67.960859] do_softirq_own_stack+0x2a/0x40 [ 67.965156] [ 67.967376] __local_bh_enable_ip+0x114/0x140 [ 67.971853] local_bh_enable+0x36/0x40 [ 67.975721] ip6_finish_output2+0x1b6c/0x1f20 [ 67.980203] ip6_finish_output+0xb3f/0xc00 [ 67.984420] ip6_output+0x597/0x6c0 [ 67.988036] ? ip6_output+0x6c0/0x6c0 [ 67.991837] ? ac6_seq_show+0x200/0x200 [ 67.995806] ip6_local_out+0x573/0x640 [ 67.999679] ? __ip6_local_out+0x4f0/0x4f0 [ 68.003909] ip6_send_skb+0xfa/0x380 [ 68.007616] udp_v6_send_skb+0x116a/0x1880 [ 68.011851] udpv6_sendmsg+0x15f4/0x45b0 [ 68.015905] ? rw_copy_check_uvector+0x5af/0x6c0 [ 68.020641] ? rw_copy_check_uvector+0x643/0x6c0 [ 68.025380] ? ip_copy_metadata+0xac0/0xac0 [ 68.029695] ? udpv6_queue_rcv_skb+0x1c60/0x1c60 [ 68.034437] inet_sendmsg+0x48d/0x740 [ 68.038239] ? security_socket_sendmsg+0x9e/0x210 [ 68.043063] ? inet_getname+0x500/0x500 [ 68.047030] ___sys_sendmsg+0xec0/0x1310 [ 68.051087] ? __fdget+0x4e/0x60 [ 68.054438] ? __fget_light+0x56/0x710 [ 68.058311] ? __fdget+0x4e/0x60 [ 68.061678] ? __msan_metadata_ptr_for_load_1+0x10/0x20 [ 68.067044] ? __fget_light+0x6b9/0x710 [ 68.071026] SYSC_sendmsg+0x2a3/0x3d0 [ 68.074824] SyS_sendmsg+0x54/0x80 [ 68.078347] do_syscall_64+0x309/0x430 [ 68.082220] ? ___sys_sendmsg+0x1310/0x1310 [ 68.086543] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 68.091713] RIP: 0033:0x455329 [ 68.094882] RSP: 002b:00007fb8e3e64c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 68.102572] RAX: ffffffffffffffda RBX: 00007fb8e3e656d4 RCX: 0000000000455329 [ 68.109828] RDX: 0000000000000000 RSI: 0000000020610fc8 RDI: 0000000000000013 [ 68.117086] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 68.124342] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 68.131595] R13: 00000000000004cc R14: 00000000006fa3c0 R15: 0000000000000000 [ 68.139270] Dumping ftrace buffer: [ 68.142793] (ftrace buffer empty) [ 68.146478] Kernel Offset: disabled [ 68.150081] Rebooting in 86400 seconds..