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 '10.128.0.37' (ECDSA) to the list of known hosts. 2018/04/20 11:36:09 fuzzer started 2018/04/20 11:36:09 dialing manager at 10.128.0.26:41811 2018/04/20 11:36:15 kcov=true, comps=false 2018/04/20 11:36:18 executing program 0: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet_dccp(0x2, 0x6, 0x0) connect$inet(r0, &(0x7f0000772000)={0x2}, 0x10) 2018/04/20 11:36:18 executing program 1: open$dir(&(0x7f00000002c0)='./file0\x00', 0x40003, 0x20000000001004) r0 = open$dir(&(0x7f0000000040)='./file0\x00', 0x1fffe, 0x0) r1 = open(&(0x7f0000000080)='./file0\x00', 0x4005, 0x0) r2 = open$dir(&(0x7f00000002c0)='./file0\x00', 0x2, 0x0) write(r2, &(0x7f0000000000)="a8302ae1b2968b2dee2418f9bc048e00", 0x10) sendfile(r2, r2, &(0x7f0000000040), 0x7527fb3200000000) fdatasync(r2) sendfile(r1, r0, &(0x7f0000002b80), 0x8000007fffffff) fallocate(r1, 0x20, 0x0, 0xfffffeff000) 2018/04/20 11:36:18 executing program 7: bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x1000000000000004, 0x4000009f}, 0xfffffffffffffe3b) r0 = bpf$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$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r0, 0x50, &(0x7f00000000c0)}, 0x10) socketpair$inet(0x400314, 0x0, 0x0, &(0x7f0000000080)) 2018/04/20 11:36:18 executing program 2: r0 = open$dir(&(0x7f0000000040)='./file0\x00', 0x1fffe, 0x0) r1 = open(&(0x7f0000000080)='./file0\x00', 0x4005, 0x0) r2 = open$dir(&(0x7f00000002c0)='./file0\x00', 0x2, 0x0) write(r2, &(0x7f0000000000)="a8", 0x1) sendfile(r2, r2, &(0x7f0000000040), 0x7527fb3200000000) truncate(&(0x7f00000004c0)='./file0\x00', 0x81020e) sendfile(r1, r0, &(0x7f0000002b80), 0x8000007fffffff) fallocate(r1, 0x20, 0x0, 0xfffffeff000) 2018/04/20 11:36:18 executing program 3: perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0x71}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r0, &(0x7f00002a0b14), 0x0, 0x200408d4, &(0x7f000072e000)={0xa, 0x0, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/20 11:36:18 executing program 4: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_mreqn(r0, 0x0, 0x27, &(0x7f0000000040)={@multicast2=0xe0000002, @dev={0xac, 0x14, 0x14, 0x1a}}, 0xc) setsockopt$inet_MCAST_MSFILTER(r0, 0x0, 0x30, &(0x7f0000000500)={0x1, {{0x2, 0x0, @multicast2=0xe0000002}}, 0x0, 0x2, [{{0x2, 0x0, @broadcast=0xffffffff}}, {{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}]}, 0x18c) setsockopt$inet_group_source_req(r0, 0x0, 0x2c, &(0x7f00000001c0)={0x1, {{0x2, 0x0, @multicast2=0xe0000002}}, {{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, 0x104) 2018/04/20 11:36:18 executing program 5: perf_event_open(&(0x7f0000348f88)={0x2, 0x70, 0x3e6}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f00000000c0)={0x26, 'aead\x00', 0x0, 0x0, 'generic-gcm-aesni\x00'}, 0x58) bind$alg(r0, &(0x7f0000000240)={0x26, 'rng\x00', 0x0, 0x0, 'drbg_nopr_ctr_aes192\x00'}, 0x58) 2018/04/20 11:36:18 executing program 6: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000040)='illinois\x00', 0x9) sendto$inet6(r0, &(0x7f0000000080), 0x0, 0x20000004, &(0x7f0000b63fe4)={0xa}, 0x1c) r1 = socket$inet(0x10, 0x3, 0x4) sendmsg(r1, &(0x7f0000014000)={0x0, 0x0, &(0x7f0000000000)=[{&(0x7f0000008000)="4c0000001200ff09fffefd956fa2830007a6008000000000000000683540150024001d0004c41180b598bc593ab6821148a730de33a49868c62b2ca654a6613b6aabf35d4c1cbc882b079881", 0x4c}], 0x1}, 0x0) syzkaller login: [ 45.188683] ip (3876) used greatest stack depth: 54200 bytes left [ 45.656691] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.663184] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.696080] device bridge_slave_0 entered promiscuous mode [ 45.715639] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.722135] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.748928] device bridge_slave_0 entered promiscuous mode [ 45.784882] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.791337] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.820905] device bridge_slave_0 entered promiscuous mode [ 45.845189] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.851650] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.881537] device bridge_slave_0 entered promiscuous mode [ 45.911235] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.917688] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.945012] device bridge_slave_1 entered promiscuous mode [ 45.959573] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.966124] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.994285] device bridge_slave_1 entered promiscuous mode [ 46.003981] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.010423] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.032264] device bridge_slave_0 entered promiscuous mode [ 46.049403] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.055835] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.082118] device bridge_slave_0 entered promiscuous mode [ 46.098854] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.105295] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.124922] device bridge_slave_1 entered promiscuous mode [ 46.132302] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.138769] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.147534] device bridge_slave_1 entered promiscuous mode [ 46.157315] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.163754] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.175709] device bridge_slave_0 entered promiscuous mode [ 46.183413] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.189944] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.217011] device bridge_slave_0 entered promiscuous mode [ 46.232785] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.243427] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.249898] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.277153] device bridge_slave_1 entered promiscuous mode [ 46.291535] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.302490] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.312386] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.318878] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.335139] device bridge_slave_1 entered promiscuous mode [ 46.359598] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.369794] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.379308] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.385805] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.431071] device bridge_slave_1 entered promiscuous mode [ 46.437589] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.444120] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.474917] device bridge_slave_1 entered promiscuous mode [ 46.496935] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.508369] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.528584] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.537089] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.552740] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.616567] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.667530] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.688610] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.722517] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.774267] ip (3991) used greatest stack depth: 53960 bytes left [ 46.796435] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.856398] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 47.307071] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.485684] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.524069] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.548137] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.581959] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.628139] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.714902] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.724556] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.772957] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.787970] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.807328] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.829679] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.856626] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.944492] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 48.028671] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 48.059011] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 48.281502] ip (4109) used greatest stack depth: 53656 bytes left [ 48.505339] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.715748] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 48.731219] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.742086] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.773143] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.781479] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.920100] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 48.928605] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 48.935709] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.952700] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 48.985533] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.996692] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 49.004340] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.012475] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.019831] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 49.030208] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.149258] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.157308] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.170707] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.195258] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.205124] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.214718] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.239210] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.249978] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.260681] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.268904] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.277359] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.311762] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.343572] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.362697] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.386871] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.394930] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.403171] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.411268] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.428092] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.436957] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.445070] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.458207] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.467372] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.475885] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.483950] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.492436] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.507300] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.536398] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.543988] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.551085] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.572524] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.614459] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.645674] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.668391] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.675573] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.684539] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.696968] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.712529] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.727965] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.752816] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.782651] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.807337] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.842185] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.852911] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.892900] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.942450] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.949576] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.967670] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 51.720444] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.726939] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.733805] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.740252] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.816812] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 51.823333] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.847617] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.854097] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.860868] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.867281] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.875384] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 51.886185] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.892614] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.899448] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.905874] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.944530] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 51.951254] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.957698] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.964510] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.970943] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.985672] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 51.992414] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.998828] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.005581] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.011988] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.022138] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 52.213225] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.219685] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.226531] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.233017] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.245619] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 52.257951] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.264417] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.271298] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.277741] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.310470] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 52.321695] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.328126] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.334916] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.341343] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.377908] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 52.831568] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.847706] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.886950] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.923635] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.936682] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.947724] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.962012] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.664923] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 60.951650] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 60.968902] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 61.105395] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 61.216630] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 61.323712] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 61.405416] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 61.411876] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.424867] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.462807] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 61.580711] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 61.722672] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 61.728969] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.740849] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.821524] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 61.827955] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.838585] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.914951] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 61.921204] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.931747] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.063971] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 62.070660] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.084826] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.105309] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 62.123353] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.143332] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.319880] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 62.326152] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.334294] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.376403] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 62.385317] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.399903] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready 2018/04/20 11:36:44 executing program 6: r0 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000000), &(0x7f0000000000)=0x10) 2018/04/20 11:36:44 executing program 6: 2018/04/20 11:36:44 executing program 6: [ 68.652380] ================================================================== [ 68.660314] WARNING: memcpy-param-overlap in generic_perform_write+0x4c6/0x990 [ 68.667774] __msan_memcpy(ffff8801cec15eac, ffff8801cec15eab, 340) [ 68.674178] CPU: 0 PID: 5761 Comm: syz-executor2 Not tainted 4.16.0+ #84 [ 68.681030] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.690389] Call Trace: [ 68.692979] dump_stack+0x185/0x1d0 [ 68.696608] __msan_memcpy+0x90/0x1f0 [ 68.700412] iov_iter_copy_from_user_atomic+0xb04/0x17d0 [ 68.705851] ================================================================== [ 68.713194] BUG: KMSAN: uninit-value in kernel_text_address+0x248/0x3a0 [ 68.719923] CPU: 0 PID: 5761 Comm: syz-executor2 Not tainted 4.16.0+ #84 [ 68.726734] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.736061] Call Trace: [ 68.738628] dump_stack+0x14a/0x1d0 [ 68.742235] ? kernel_text_address+0x248/0x3a0 [ 68.746793] kmsan_report+0x142/0x240 [ 68.750575] __msan_warning_32+0x6c/0xb0 [ 68.754614] kernel_text_address+0x248/0x3a0 [ 68.759013] __kernel_text_address+0x34/0xe0 [ 68.763416] show_trace_log_lvl+0x954/0x1030 [ 68.767812] ? generic_perform_write+0x4c6/0x990 [ 68.772556] show_stack+0xfc/0x150 [ 68.776071] ? print_worker_info+0x1b0/0x660 [ 68.780458] dump_stack+0x185/0x1d0 [ 68.784061] __msan_memcpy+0x90/0x1f0 [ 68.787842] iov_iter_copy_from_user_atomic+0xb04/0x17d0 [ 68.793283] generic_perform_write+0x4c6/0x990 [ 68.797859] __generic_file_write_iter+0x43b/0x990 [ 68.802769] ? rcu_all_qs+0x32/0x1f0 [ 68.806465] generic_file_write_iter+0x814/0xbf0 [ 68.811212] ? __generic_file_write_iter+0x990/0x990 [ 68.816290] do_iter_readv_writev+0x7bb/0x970 [ 68.820763] ? __generic_file_write_iter+0x990/0x990 [ 68.825842] do_iter_write+0x30d/0xd40 [ 68.829710] ? kmsan_set_origin_inline+0x6b/0x120 [ 68.834531] ? __generic_file_write_iter+0x990/0x990 [ 68.839610] vfs_iter_write+0x118/0x180 [ 68.843564] iter_file_splice_write+0xbc3/0x1710 [ 68.848302] ? splice_from_pipe+0x2c0/0x2c0 [ 68.852599] ? splice_from_pipe+0x2c0/0x2c0 [ 68.856899] direct_splice_actor+0x19b/0x200 [ 68.861285] splice_direct_to_actor+0x764/0x1040 [ 68.866036] ? do_splice_direct+0x540/0x540 [ 68.870337] ? security_file_permission+0x28f/0x4b0 [ 68.875335] do_splice_direct+0x335/0x540 [ 68.879460] do_sendfile+0x1067/0x1e40 [ 68.883331] SYSC_sendfile64+0x1b3/0x300 [ 68.887369] SyS_sendfile64+0x64/0x90 [ 68.891148] do_syscall_64+0x309/0x430 [ 68.895033] ? SYSC_sendfile+0x320/0x320 [ 68.899079] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 68.904251] RIP: 0033:0x455379 [ 68.907426] RSP: 002b:00007f80c237fc68 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 [ 68.915111] RAX: ffffffffffffffda RBX: 00007f80c23806d4 RCX: 0000000000455379 [ 68.922357] RDX: 0000000020000040 RSI: 0000000000000013 RDI: 0000000000000013 [ 68.929601] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 68.936846] R10: 7527fb3200000000 R11: 0000000000000246 R12: 00000000ffffffff [ 68.944090] R13: 00000000000004cf R14: 00000000006fa408 R15: 0000000000000000 [ 68.951348] [ 68.952952] Local variable description: ----ug.i@mem_cgroup_uncharge_list [ 68.959854] Variable was created at: [ 68.963557] mem_cgroup_uncharge_list+0x42/0x1e0 [ 68.968288] release_pages+0x1647/0x1670 [ 68.972318] ================================================================== [ 68.979650] Disabling lock debugging due to kernel taint [ 68.985073] Kernel panic - not syncing: panic_on_warn set ... [ 68.985073] [ 68.992414] CPU: 0 PID: 5761 Comm: syz-executor2 Tainted: G B 4.16.0+ #84 [ 69.000536] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.009867] Call Trace: [ 69.012435] dump_stack+0x14a/0x1d0 [ 69.016046] panic+0x39d/0x940 [ 69.019229] ? kernel_text_address+0x248/0x3a0 [ 69.023786] kmsan_report+0x238/0x240 [ 69.027568] __msan_warning_32+0x6c/0xb0 [ 69.031618] kernel_text_address+0x248/0x3a0 [ 69.036010] __kernel_text_address+0x34/0xe0 [ 69.040408] show_trace_log_lvl+0x954/0x1030 [ 69.044794] ? generic_perform_write+0x4c6/0x990 [ 69.049530] show_stack+0xfc/0x150 [ 69.053049] ? print_worker_info+0x1b0/0x660 [ 69.057435] dump_stack+0x185/0x1d0 [ 69.061049] __msan_memcpy+0x90/0x1f0 [ 69.064835] iov_iter_copy_from_user_atomic+0xb04/0x17d0 [ 69.070267] generic_perform_write+0x4c6/0x990 [ 69.074832] __generic_file_write_iter+0x43b/0x990 [ 69.079738] ? rcu_all_qs+0x32/0x1f0 [ 69.083740] generic_file_write_iter+0x814/0xbf0 [ 69.088475] ? __generic_file_write_iter+0x990/0x990 [ 69.093566] do_iter_readv_writev+0x7bb/0x970 [ 69.098046] ? __generic_file_write_iter+0x990/0x990 [ 69.103135] do_iter_write+0x30d/0xd40 [ 69.107013] ? kmsan_set_origin_inline+0x6b/0x120 [ 69.111843] ? __generic_file_write_iter+0x990/0x990 [ 69.116923] vfs_iter_write+0x118/0x180 [ 69.120876] iter_file_splice_write+0xbc3/0x1710 [ 69.125618] ? splice_from_pipe+0x2c0/0x2c0 [ 69.129915] ? splice_from_pipe+0x2c0/0x2c0 [ 69.134215] direct_splice_actor+0x19b/0x200 [ 69.138605] splice_direct_to_actor+0x764/0x1040 [ 69.143339] ? do_splice_direct+0x540/0x540 [ 69.147650] ? security_file_permission+0x28f/0x4b0 [ 69.152648] do_splice_direct+0x335/0x540 [ 69.156772] do_sendfile+0x1067/0x1e40 [ 69.160643] SYSC_sendfile64+0x1b3/0x300 [ 69.164688] SyS_sendfile64+0x64/0x90 [ 69.168464] do_syscall_64+0x309/0x430 [ 69.172339] ? SYSC_sendfile+0x320/0x320 [ 69.176380] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 69.181541] RIP: 0033:0x455379 [ 69.184705] RSP: 002b:00007f80c237fc68 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 [ 69.192387] RAX: ffffffffffffffda RBX: 00007f80c23806d4 RCX: 0000000000455379 [ 69.199632] RDX: 0000000020000040 RSI: 0000000000000013 RDI: 0000000000000013 [ 69.206875] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 69.214120] R10: 7527fb3200000000 R11: 0000000000000246 R12: 00000000ffffffff [ 69.221363] R13: 00000000000004cf R14: 00000000006fa408 R15: 0000000000000000 [ 69.229055] Dumping ftrace buffer: [ 69.232573] (ftrace buffer empty) [ 69.236255] Kernel Offset: disabled [ 69.239855] Rebooting in 86400 seconds..