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 '10.128.10.20' (ECDSA) to the list of known hosts. 2018/04/20 02:57:51 fuzzer started 2018/04/20 02:57:51 dialing manager at 10.128.0.26:41811 2018/04/20 02:57:58 kcov=true, comps=false 2018/04/20 02:58:01 executing program 0: perf_event_open(&(0x7f000001d000)={0x200000002, 0x70, 0x6, 0x108000001, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_extract_tcp_res(&(0x7f0000000080), 0x0, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f00000000c0)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, 0x0, 0x22f}, 0x90) 2018/04/20 02:58:01 executing program 2: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000040)='wchan\x00') read$eventfd(r0, &(0x7f0000000140), 0x8) 2018/04/20 02:58:01 executing program 7: r0 = memfd_create(&(0x7f0000000000)="17", 0x0) write$binfmt_elf64(r0, &(0x7f0000000340)=ANY=[@ANYBLOB="7f"], 0x1) pwritev(r0, &(0x7f00000001c0)=[{&(0x7f00000000c0)='2', 0x1}], 0x1, 0x0) 2018/04/20 02:58:01 executing program 3: openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x0, 0x0) 2018/04/20 02:58:01 executing program 5: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) bind(r0, &(0x7f0000f70000)=@un=@file={0x1, './file0\x00'}, 0xa) listxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=""/56, 0x38) 2018/04/20 02:58:01 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) connect$unix(r0, &(0x7f0000000140)=@file={0x1, './file0\x00'}, 0x6e) 2018/04/20 02:58:01 executing program 6: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000100)='./cgroup.cpu\x00', 0x200002, 0x0) fchdir(r0) symlink(&(0x7f0000000500)="131377c5fc35d41454d5d41d29ad1a6029598146e6be166e41ad0dbd4054033c9f33bbda8224a2f3d772e7636e48b33cbf708372e8f1b9933ec5127743be2206209ef02df9cbf2f6e880d3382f", &(0x7f0000000580)='./file1\x00') execve(&(0x7f00000000c0)='./file1\x00', &(0x7f0000000300), &(0x7f0000000640)) 2018/04/20 02:58:01 executing program 1: syz_open_procfs(0x0, &(0x7f0000000140)='ns/pid\x00') syzkaller login: [ 43.674674] ip (3742) used greatest stack depth: 54688 bytes left [ 43.934769] ip (3762) used greatest stack depth: 54672 bytes left [ 44.369792] ip (3802) used greatest stack depth: 54408 bytes left [ 45.204512] ip (3885) used greatest stack depth: 54200 bytes left [ 45.405138] ip (3899) used greatest stack depth: 53960 bytes left [ 45.602500] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.609141] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.658567] device bridge_slave_0 entered promiscuous mode [ 45.751499] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.758098] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.803120] device bridge_slave_0 entered promiscuous mode [ 45.842532] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.849136] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.861257] device bridge_slave_1 entered promiscuous mode [ 45.875924] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.882529] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.906597] device bridge_slave_0 entered promiscuous mode [ 45.932716] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.939240] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.978274] device bridge_slave_0 entered promiscuous mode [ 46.002330] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.008849] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.034107] device bridge_slave_0 entered promiscuous mode [ 46.047572] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.054170] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.067790] device bridge_slave_0 entered promiscuous mode [ 46.078625] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.086244] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.092750] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.103555] device bridge_slave_1 entered promiscuous mode [ 46.110883] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.117375] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.138063] device bridge_slave_0 entered promiscuous mode [ 46.152818] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.159400] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.197581] device bridge_slave_0 entered promiscuous mode [ 46.212983] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.219523] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.238605] device bridge_slave_1 entered promiscuous mode [ 46.250093] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.258022] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.264639] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.292478] device bridge_slave_1 entered promiscuous mode [ 46.308241] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.314743] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.337468] device bridge_slave_1 entered promiscuous mode [ 46.346877] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.359728] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.369767] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.376308] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.403962] device bridge_slave_1 entered promiscuous mode [ 46.420798] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.427367] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.461321] device bridge_slave_1 entered promiscuous mode [ 46.479022] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.489336] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.497502] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.504125] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.532509] device bridge_slave_1 entered promiscuous mode [ 46.545514] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.566382] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.622498] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.669111] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.685724] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.768678] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.794528] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.841233] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.879381] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 47.022771] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 47.321656] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.514411] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.550718] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.612308] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.687936] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.763458] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.790266] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.842161] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.861877] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.896370] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.957228] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 48.028740] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 48.055385] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 48.066009] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 48.098117] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 48.312174] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 48.564068] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.718318] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.757788] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 48.865938] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.941942] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 48.958517] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.974465] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 48.983526] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.995811] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.042862] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 49.078583] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 49.089441] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.148679] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 49.181483] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.188732] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.201291] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.236878] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.244687] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.251714] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.263146] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.305928] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.313237] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.324779] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.360598] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.367919] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.378627] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.402514] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.446175] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.487089] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.495212] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 49.502380] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.509443] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.523263] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.567538] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.576241] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.589222] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.626763] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.635685] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.650800] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.680099] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.687551] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.696612] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.733307] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.742532] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.749993] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.757870] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.804170] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.844900] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.877799] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.910704] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.918314] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.926777] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.948808] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.961292] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.976371] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 50.010162] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 50.018490] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 50.025703] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.043515] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 50.086610] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.113794] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 50.182889] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 50.192131] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.206858] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 51.683621] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.690149] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.697079] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.703606] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.778933] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 51.785508] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.860802] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.867326] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.874266] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.880769] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.971894] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 51.994975] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.001465] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.008361] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.014818] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.024116] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 52.286329] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.292863] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.299788] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.306276] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.369338] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 52.385602] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.392150] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.399011] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.405556] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.421205] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 52.428234] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.434721] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.441602] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.448141] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.477952] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 52.498346] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.504953] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.511851] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.518525] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.537503] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 52.738903] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.745404] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.752282] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.758781] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.837949] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 52.852962] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.870693] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.885867] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.901000] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.915899] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.924340] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.933247] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.514101] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 61.526958] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 61.593010] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 61.939324] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 62.015426] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 62.030953] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 62.191640] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 62.291223] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 62.297568] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.308590] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.353526] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 62.364458] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 62.370787] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.384821] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.433881] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 62.441973] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.476996] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.744903] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 62.756875] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.769690] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.827972] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 62.834286] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.845271] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.886139] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 62.892458] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.913771] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.146939] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 63.153278] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.161766] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.201193] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 63.207631] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.219582] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready 2018/04/20 02:58:28 executing program 2: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000040)='wchan\x00') read$eventfd(r0, &(0x7f0000000140), 0x8) 2018/04/20 02:58:28 executing program 0: memfd_create(&(0x7f0000000040)='selinux', 0x0) 2018/04/20 02:58:28 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0x0, 0x0}) socketpair(0x1e, 0x1, 0x0, &(0x7f0000000040)={0x0, 0x0}) close(r0) socket$kcm(0x2, 0x6, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4, 0x32}, 0x2c) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0xffffffffffffffcc, &(0x7f0000001300)=""/251}, 0x14) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r1, 0x50, &(0x7f00000000c0)}, 0x10) socketpair$inet(0x16, 0x0, 0x0, &(0x7f0000000080)) ioctl$sock_kcm_SIOCKCMATTACH(r0, 0x89e0, &(0x7f00000001c0)) 2018/04/20 02:58:28 executing program 2: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000040)='wchan\x00') read$eventfd(r0, &(0x7f0000000140), 0x8) 2018/04/20 02:58:28 executing program 1: r0 = socket$kcm(0x2, 0x1, 0x0) sendmsg(r0, &(0x7f0000000840)={&(0x7f0000000140)=@in={0x2}, 0x80, &(0x7f0000000740), 0x0, &(0x7f0000000800)}, 0x2004ffe0) 2018/04/20 02:58:28 executing program 6: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000100)='./cgroup.cpu\x00', 0x200002, 0x0) fchdir(r0) symlink(&(0x7f0000000500)="131377c5fc35d41454d5d41d29ad1a6029598146e6be166e41ad0dbd4054033c9f33bbda8224a2f3d772e7636e48b33cbf708372e8f1b9933ec5127743be2206209ef02df9cbf2f6e880d3382f", &(0x7f0000000580)='./file1\x00') execve(&(0x7f00000000c0)='./file1\x00', &(0x7f0000000300), &(0x7f0000000640)) 2018/04/20 02:58:28 executing program 4: pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) fcntl$setpipe(r1, 0x407, 0x0) write$cgroup_pid(r1, &(0x7f0000000000)={[0x0]}, 0x1) vmsplice(r1, &(0x7f0000000680)=[{&(0x7f0000000600)}], 0x1, 0x0) read(r0, &(0x7f0000000240)=""/113, 0x71) 2018/04/20 02:58:28 executing program 5: syz_open_dev$vcsa(&(0x7f0000000080)='/dev/vcsa#\x00', 0x401, 0x0) socket$inet6_dccp(0xa, 0x6, 0x0) socketpair(0x1e, 0x1, 0x0, &(0x7f0000000040)={0x0, 0x0}) close(r0) socket$inet6_dccp(0xa, 0x6, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4, 0x21d}, 0x2c) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0xffffffffffffffcc, &(0x7f0000001300)=""/251}, 0x14) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r1, 0x50, &(0x7f00000000c0)}, 0x10) socketpair$inet(0x16, 0x0, 0x0, &(0x7f0000000240)) 2018/04/20 02:58:28 executing program 3: sched_setaffinity(0x0, 0x8, &(0x7f0000000000)=0xff) 2018/04/20 02:58:29 executing program 2: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000040)='wchan\x00') read$eventfd(r0, &(0x7f0000000140), 0x8) 2018/04/20 02:58:29 executing program 3: r0 = add_key$keyring(&(0x7f0000000100)='keyring\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) keyctl$invalidate(0x15, r0) 2018/04/20 02:58:29 executing program 6: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f0000000100)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000010000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x0, &(0x7f0000000900)=ANY=[]) 2018/04/20 02:58:29 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$inet_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x0, 0x2a, &(0x7f0000008000)={0x1, {{0x2, 0x0, @multicast2=0xe0000002}}}, 0xfb) mprotect(&(0x7f0000008000/0x1000)=nil, 0x1000, 0x4) getsockopt$inet_pktinfo(r0, 0x0, 0x8, &(0x7f0000001000)={0x0, @broadcast, @broadcast}, &(0x7f0000008000)=0xc) 2018/04/20 02:58:29 executing program 1: r0 = getpgrp(0x0) r1 = getpgrp(0xffffffffffffffff) tgkill(r0, r1, 0x0) 2018/04/20 02:58:29 executing program 2: read$eventfd(0xffffffffffffffff, &(0x7f0000000140), 0x8) 2018/04/20 02:58:29 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000740)={0x0, 0x0}) socketpair(0x1e, 0x1, 0x0, &(0x7f0000000040)={0x0, 0x0}) close(r0) socket$packet(0x11, 0x2, 0x300) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4, 0x21d}, 0x2c) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000840)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0xffffffffffffffcc, &(0x7f0000001300)=""/251}, 0x14) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r1, 0x50, &(0x7f00000000c0)}, 0x10) socketpair$inet(0x16, 0x107, 0x16, &(0x7f0000000180)) 2018/04/20 02:58:29 executing program 4: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0x0, 0x0}) socketpair(0x1e, 0x1, 0x0, &(0x7f0000000040)={0x0, 0x0}) close(r0) socket$kcm(0x2, 0x2, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4, 0x21d}, 0x2c) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0xffffffffffffffcc, &(0x7f0000001300)=""/251}, 0x14) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r1, 0x50, &(0x7f00000000c0)}, 0x10) socketpair$inet(0x16, 0x0, 0x82, &(0x7f0000000180)) 2018/04/20 02:58:29 executing program 5: syz_open_dev$vcsa(&(0x7f0000000080)='/dev/vcsa#\x00', 0x401, 0x0) socket$inet6_dccp(0xa, 0x6, 0x0) socketpair(0x1e, 0x1, 0x0, &(0x7f0000000040)={0x0, 0x0}) close(r0) socket$inet6_dccp(0xa, 0x6, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4, 0x21d}, 0x2c) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0xffffffffffffffcc, &(0x7f0000001300)=""/251}, 0x14) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r1, 0x50, &(0x7f00000000c0)}, 0x10) socketpair$inet(0x16, 0x0, 0x0, &(0x7f0000000240)) 2018/04/20 02:58:30 executing program 3: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000000c0)='./file0\x00', 0x0) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0xb, 0x7e, 0x6, 0x1, 0x11}, 0x2c) mount(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f00000001c0)='bpf\x00', 0x0, &(0x7f0000000200)) bpf$OBJ_PIN_MAP(0x6, &(0x7f00000004c0)={&(0x7f0000000340)='./file0/file0\x00', r0}, 0xd) mount(&(0x7f0000000080)='./file0\x00', &(0x7f0000000100)='./file0/file0\x00', &(0x7f0000000200)='mqueue\x00', 0x2015050, &(0x7f0000000680)) 2018/04/20 02:58:30 executing program 1: perf_event_open(&(0x7f000001d000)={0x200000002, 0x70, 0x6, 0x108000001, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000272000)='net/mcfilter\x00') readv(r0, &(0x7f0000000300)=[{&(0x7f00000000c0)=""/43, 0x2b}, {&(0x7f0000000200)=""/237, 0xed}], 0x2) 2018/04/20 02:58:30 executing program 2: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000040)='wchan\x00') read$eventfd(0xffffffffffffffff, &(0x7f0000000140), 0x8) 2018/04/20 02:58:30 executing program 6: syz_mount_image$f2fs(&(0x7f0000000040)='f2fs\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000200), 0x0, &(0x7f0000000240)=ANY=[@ANYBLOB]) 2018/04/20 02:58:30 executing program 0: socketpair(0x1e, 0x801, 0x0, &(0x7f0000000180)={0x0, 0x0}) socket$kcm(0x2, 0x0, 0x0) socket$inet6(0xa, 0x80002, 0x0) socket$inet6(0xa, 0x802, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4, 0x21d}, 0x2c) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0xffffffffffffffcc, &(0x7f0000001300)=""/251}, 0x14) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r0, 0x50, &(0x7f00000000c0)}, 0x10) socketpair$inet(0x16, 0x0, 0x0, &(0x7f0000000240)) 2018/04/20 02:58:30 executing program 7: r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer2\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_SUBSCRIPTION(r0, 0x40085112, &(0x7f0000b18000)) 2018/04/20 02:58:30 executing program 5: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4, 0x15}, 0x2c) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0xffffffffffffffcc, &(0x7f0000001300)=""/251}, 0x14) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r0, 0x50, &(0x7f00000000c0)}, 0x10) socketpair$inet(0x16, 0x0, 0x0, &(0x7f0000000080)) 2018/04/20 02:58:30 executing program 4: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0x0, 0x0}) socketpair(0x1e, 0x1, 0x0, &(0x7f0000000040)={0x0, 0x0}) close(r0) socket$kcm(0x2, 0x2, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4, 0x21d}, 0x2c) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0xffffffffffffffcc, &(0x7f0000001300)=""/251}, 0x14) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r1, 0x50, &(0x7f00000000c0)}, 0x10) socketpair$inet(0x16, 0x0, 0x82, &(0x7f0000000180)) 2018/04/20 02:58:30 executing program 2: r0 = getpgid(0x0) syz_open_procfs(r0, &(0x7f0000000000)='net/snmp6\x00') ioctl$SNDRV_TIMER_IOCTL_PARAMS(0xffffffffffffffff, 0x40505412, &(0x7f00000001c0)) 2018/04/20 02:58:30 executing program 7: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) setsockopt$inet_sctp6_SCTP_MAXSEG(r0, 0x84, 0xd, &(0x7f0000dacff8)=@assoc_value={0x0, 0x200}, 0x8) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f00000005c0)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) setsockopt$sock_int(r0, 0x1, 0x8, &(0x7f000098effc), 0x4) writev(r0, &(0x7f00007f2000)=[{&(0x7f0000001f40)="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", 0x51f}], 0x1) writev(r0, &(0x7f0000000000)=[{&(0x7f0000000280)="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", 0x200}], 0x1) recvfrom$unix(r0, &(0x7f0000000480)=""/61, 0x9, 0x0, 0x0, 0x7ade03ee) writev(r0, &(0x7f0000000740)=[{&(0x7f0000000a00)="c1", 0x1}], 0x1) recvmsg(r0, &(0x7f0000001f00)={&(0x7f0000000c00)=ANY=[], 0x0, &(0x7f0000000980), 0x0, &(0x7f0000001e00)=""/216, 0xd8}, 0x0) sendto$inet6(r0, &(0x7f00000001c0)='l', 0x1, 0x0, 0x0, 0x0) recvmsg(r0, &(0x7f0000000780)={&(0x7f0000000040)=@pptp={0x0, 0x0, {0x0, @broadcast}}, 0x80, &(0x7f00000006c0)}, 0x0) 2018/04/20 02:58:30 executing program 1: r0 = syz_open_dev$sg(&(0x7f0000000100)='/dev/sg#\x00', 0x0, 0x2) r1 = memfd_create(&(0x7f0000002901)='dev ', 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x0, 0x11, r1, 0x0) ioctl$int_out(r0, 0x1, &(0x7f0000000040)) 2018/04/20 02:58:30 executing program 6: r0 = socket$inet6(0xa, 0x80803, 0x84) connect$inet6(r0, &(0x7f00000000c0)={0xa}, 0x1c) 2018/04/20 02:58:30 executing program 3: syz_genetlink_get_family_id$fou(&(0x7f0000001280)='fou\x00') 2018/04/20 02:58:30 executing program 4: memfd_create(&(0x7f00000001c0)='\x00', 0x0) syz_mount_image$f2fs(&(0x7f0000000040)='f2fs\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f00000000c0)="dd", 0x1}], 0x0, &(0x7f0000000240)=ANY=[]) 2018/04/20 02:58:30 executing program 2: r0 = syz_open_procfs(0x0, &(0x7f0000000040)='/exe\x00\x00\x00\x00\x00\x00') flistxattr(r0, &(0x7f0000000080)=""/150, 0x96) 2018/04/20 02:58:31 executing program 5: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4, 0x20d}, 0x28) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0xffffffffffffffcc, &(0x7f0000001300)=""/251}, 0x14) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r0, 0x50, &(0x7f00000000c0)}, 0x10) socketpair$inet(0x400000, 0x0, 0x0, &(0x7f0000000180)) 2018/04/20 02:58:31 executing program 7: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) setsockopt$inet_sctp6_SCTP_MAXSEG(r0, 0x84, 0xd, &(0x7f0000dacff8)=@assoc_value={0x0, 0x200}, 0x8) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f00000005c0)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) setsockopt$sock_int(r0, 0x1, 0x8, &(0x7f000098effc), 0x4) writev(r0, &(0x7f00007f2000)=[{&(0x7f0000001f40)="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", 0x51f}], 0x1) writev(r0, &(0x7f0000000000)=[{&(0x7f0000000280)="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", 0x200}], 0x1) recvfrom$unix(r0, &(0x7f0000000480)=""/61, 0x9, 0x0, 0x0, 0x7ade03ee) writev(r0, &(0x7f0000000740)=[{&(0x7f0000000a00)="c1", 0x1}], 0x1) recvmsg(r0, &(0x7f0000001f00)={&(0x7f0000000c00)=ANY=[], 0x0, &(0x7f0000000980), 0x0, &(0x7f0000001e00)=""/216, 0xd8}, 0x0) sendto$inet6(r0, &(0x7f00000001c0)='l', 0x1, 0x0, 0x0, 0x0) recvmsg(r0, &(0x7f0000000780)={&(0x7f0000000040)=@pptp={0x0, 0x0, {0x0, @broadcast}}, 0x80, &(0x7f00000006c0)}, 0x0) 2018/04/20 02:58:31 executing program 1: r0 = perf_event_open(&(0x7f000057c000)={0x2, 0x78, 0x0, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xc72000)=nil, 0xc72000, 0x4, 0x32, 0xffffffffffffffff, 0x0) fremovexattr(r0, &(0x7f0000000140)=@random={'osx.', "25239462646576626465766e6f64657623212c266367726f75705b2d2f63707573657476626f786e65743100"}) 2018/04/20 02:58:31 executing program 0: openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer2\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_SUBSCRIPTION(0xffffffffffffffff, 0x40085112, &(0x7f0000b18000)) 2018/04/20 02:58:31 executing program 6: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0x0, 0x0}) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4, 0x7}, 0x2c) 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$inet(0x6f2000, 0x41, 0x0, &(0x7f0000000000)) 2018/04/20 02:58:31 executing program 4: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000080)='vegas\x00', 0x6) getsockopt$inet_tcp_buf(r0, 0x6, 0x1a, &(0x7f0000000140)=""/101, &(0x7f00000001c0)=0x65) 2018/04/20 02:58:31 executing program 2: socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000000)={0x0, 0x0}) socketpair(0x1e, 0x1, 0x0, &(0x7f0000000040)={0x0, 0x0}) close(r0) socket$inet_icmp_raw(0x2, 0x3, 0x1) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4, 0x21d}, 0x2c) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0xffffffffffffffcc, &(0x7f0000001300)=""/251}, 0x14) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r1, 0x50, &(0x7f00000000c0)}, 0x10) socketpair$inet(0x16, 0x0, 0x14, &(0x7f0000000180)) 2018/04/20 02:58:31 executing program 3: perf_event_open(&(0x7f000001d000)={0x200000002, 0x70, 0x5, 0x108000001, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key(&(0x7f0000943000)='keyring\x00', &(0x7f0000f02ffb)={0x73, 0x79, 0x7a}, &(0x7f00004defd8), 0x0, 0xffffffffffffffff) add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) keyctl$revoke(0x3, r0) 2018/04/20 02:58:31 executing program 1: r0 = memfd_create(&(0x7f0000000000)="17", 0x0) write$binfmt_elf64(r0, &(0x7f0000000040)=ANY=[@ANYBLOB="7f454c460000000000000100f2ff000003003e000300000000090000000000004000000000000000130000000000000000080000000038000202"], 0x3a) execveat(r0, &(0x7f0000ff7000)='./file0\x00', &(0x7f0000000580), &(0x7f000034bff8)=[&(0x7f0000ff7000)="00000000000000060804002000fffc0c6565643b799365005f1b76"], 0x1000) 2018/04/20 02:58:31 executing program 0: openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer2\x00', 0x0, 0x0) 2018/04/20 02:58:31 executing program 4: syz_genetlink_get_family_id$ipvs(&(0x7f0000000140)='IPVS\x00') 2018/04/20 02:58:31 executing program 6: r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000b9bff0)={0x2, 0x4e21, @multicast1=0xe0000001}, 0x10) sendto$inet(r0, &(0x7f0000000080), 0xfffffffffffffd90, 0x20020003, &(0x7f0000385ff0)={0x2, 0x20000000004e21, @loopback=0x7f000001}, 0x10) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000040)='cpuacct.usage_percpu\x00', 0x0, 0x0) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000080)='vegas\x00', 0x6) recvfrom$inet(r0, &(0x7f00000004c0)=""/149, 0xffffffffffffff38, 0x0, 0x0, 0x0) 2018/04/20 02:58:31 executing program 5: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4, 0x20d}, 0x28) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0xffffffffffffffcc, &(0x7f0000001300)=""/251}, 0x14) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r0, 0x50, &(0x7f00000000c0)}, 0x10) socketpair$inet(0x400000, 0x0, 0x0, &(0x7f0000000180)) 2018/04/20 02:58:32 executing program 3: perf_event_open(&(0x7f000001d000)={0x200000002, 0x70, 0x5, 0x108000001, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key(&(0x7f0000943000)='keyring\x00', &(0x7f0000f02ffb)={0x73, 0x79, 0x7a}, &(0x7f00004defd8), 0x0, 0xffffffffffffffff) add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) keyctl$revoke(0x3, r0) 2018/04/20 02:58:32 executing program 2: r0 = socket(0xa, 0x2400000001, 0x0) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000034000)={0x7f, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}}, 0x84) getsockopt$inet6_buf(r0, 0x29, 0x10000000000030, &(0x7f0000034000)=""/144, &(0x7f0000b84000)=0x90) 2018/04/20 02:58:32 executing program 7: mlock(&(0x7f0000001000/0x1000)=nil, 0x1000) msync(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3) 2018/04/20 02:58:32 executing program 0: r0 = syz_open_dev$tun(&(0x7f00000001c0)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000000)={'bridge0\x00', 0xfffffffffffffffd}) pread64(r0, &(0x7f0000000200)=""/123, 0x7b, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x22001}) 2018/04/20 02:58:32 executing program 4: pipe(&(0x7f0000001640)={0xffffffffffffffff, 0xffffffffffffffff}) flock(r0, 0x2) flock(r0, 0xfffff7fffffffffe) 2018/04/20 02:58:32 executing program 5: perf_event_open(&(0x7f000001d000)={0x200000002, 0x70, 0x5, 0x108000001, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x8001}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x2, 0x2, 0x0) bind$inet(r0, &(0x7f0000000000)={0x2, 0x4e20, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f00003edfff), 0x0, 0x0, &(0x7f0000dfcff0)={0x2, 0x4e20, @loopback=0x7f000001}, 0x10) ioctl$sock_SIOCINQ(r0, 0x541b, &(0x7f0000077ffc)) 2018/04/20 02:58:32 executing program 6: unshare(0x8000000) r0 = epoll_create1(0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x7, 0x2}) r2 = mq_open(&(0x7f0000a04000)='-$\x00', 0x0, 0x0, &(0x7f0000513fc0)) epoll_ctl$EPOLL_CTL_ADD(r0, 0x1, r2, &(0x7f0000ae0000)) mq_timedsend(r1, &(0x7f000066c000), 0x0, 0x0, &(0x7f000066cff0)) 2018/04/20 02:58:32 executing program 1: pipe(&(0x7f0000000000)) 2018/04/20 02:58:32 executing program 7: r0 = socket$inet6(0xa, 0x3, 0x3a) connect$inet6(r0, &(0x7f0000002fe4)={0xa, 0x0, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmsg(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000ff0)=[{&(0x7f0000000040)='H\x00', 0x2}], 0x1, &(0x7f00000000c0)}, 0x2000c080) write(r0, &(0x7f0000000000)="9701d929e7ed4a96c8eeefad2d47f178c4c20f1ca5fa6664bd526464dd948575c40418328c5aa8372355056a497b", 0x2e) 2018/04/20 02:58:32 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @dev={0xfe, 0x80}, 0x1}, 0x1c) connect$inet6(r0, &(0x7f0000e78fe4)={0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, 0x1c) 2018/04/20 02:58:32 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) bind(r0, &(0x7f0000f70000)=@un=@file={0x1, './file0\x00'}, 0xa) 2018/04/20 02:58:32 executing program 0: r0 = syz_open_dev$sndseq(&(0x7f0000032ff3)='/dev/snd/seq\x00', 0x0, 0x0) r1 = dup2(r0, r0) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_INFO(r1, 0x40bc5311, &(0x7f0000000000)={0x200000080, 0x0, 'client1\x00', 0x0, "a8409d0017a2e3e5", "a6e900001c00004949908000000000000000f6ff2ecd789baa51b5d9a31cd901"}) 2018/04/20 02:58:32 executing program 5: perf_event_open(&(0x7f0000348f88)={0x2, 0x70, 0x3e6}, 0x0, 0x0, 0xffffffffffffffff, 0x0) recvmsg(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140), 0x1e6, &(0x7f0000231f05)=""/251, 0x3ba}, 0x0) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000948000)={0x0, 0x0, &(0x7f0000000000), 0x0, &(0x7f0000003e40)}, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x7, 0x39}, 0xffffffffffffff75) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) perf_event_open(&(0x7f0000348f88)={0x2, 0x70, 0x3e6}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r0, 0x50, &(0x7f00000000c0)}, 0x10) socketpair$inet(0x2, 0x0, 0x0, &(0x7f0000000080)) 2018/04/20 02:58:32 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0x0, 0x0}) socketpair(0x1e, 0x1, 0x0, &(0x7f0000000040)={0x0, 0x0}) close(r0) r1 = socket$kcm(0x2, 0x6, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4, 0x32}, 0x2c) sendmsg$kcm(r1, &(0x7f0000000400)={&(0x7f0000000180)=@pppol2tpv3in6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @loopback={0x0, 0x1}}}}, 0x80, &(0x7f0000000300), 0x0, &(0x7f0000000340)}, 0x0) r2 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0xffffffffffffffcc, &(0x7f0000001300)=""/251}, 0x14) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r2, 0x50, &(0x7f00000000c0)}, 0x10) socketpair$inet(0x16, 0x0, 0x0, &(0x7f0000000080)) 2018/04/20 02:58:32 executing program 6: [ 72.570845] ================================================================== [ 72.578290] BUG: KMSAN: uninit-value in rawv6_sendmsg+0x4bee/0x4cc0 [ 72.584715] CPU: 1 PID: 5986 Comm: syz-executor7 Not tainted 4.16.0+ #84 [ 72.591555] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.600915] Call Trace: [ 72.603522] dump_stack+0x185/0x1d0 [ 72.607163] ? rawv6_sendmsg+0x4bee/0x4cc0 [ 72.611407] kmsan_report+0x142/0x240 [ 72.615222] __msan_warning_32+0x6c/0xb0 [ 72.619297] rawv6_sendmsg+0x4bee/0x4cc0 [ 72.623369] ? __msan_metadata_ptr_for_store_8+0x13/0x20 [ 72.628836] ? futex_wait_queue_me+0x687/0x710 [ 72.633450] ? compat_rawv6_ioctl+0x30/0x30 [ 72.637787] inet_sendmsg+0x48d/0x740 [ 72.641597] ? security_socket_sendmsg+0x9e/0x210 [ 72.646455] ? inet_getname+0x500/0x500 [ 72.650446] sock_write_iter+0x3b9/0x470 [ 72.654537] ? sock_read_iter+0x480/0x480 [ 72.658708] __vfs_write+0x719/0x910 [ 72.662441] vfs_write+0x463/0x8d0 [ 72.665998] SYSC_write+0x172/0x360 [ 72.669640] SyS_write+0x55/0x80 [ 72.673021] do_syscall_64+0x309/0x430 [ 72.676928] ? SYSC_read+0x360/0x360 [ 72.680657] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 72.685847] RIP: 0033:0x455379 [ 72.689037] RSP: 002b:00007f9aae666c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 72.696762] RAX: ffffffffffffffda RBX: 00007f9aae6676d4 RCX: 0000000000455379 [ 72.704047] RDX: 000000000000002e RSI: 0000000020000000 RDI: 0000000000000013 [ 72.711331] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 2018/04/20 02:58:32 executing program 1: [ 72.718609] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 72.725893] R13: 00000000000006c1 R14: 00000000006fd2b8 R15: 0000000000000000 [ 72.733172] [ 72.734796] Uninit was stored to memory at: [ 72.739136] kmsan_internal_chain_origin+0x12b/0x210 [ 72.744251] kmsan_memcpy_origins+0x11d/0x170 [ 72.748754] __msan_memcpy+0x19f/0x1f0 [ 72.752666] skb_copy_bits+0x63a/0xdb0 [ 72.756566] rawv6_sendmsg+0x427e/0x4cc0 [ 72.760637] inet_sendmsg+0x48d/0x740 [ 72.764455] sock_write_iter+0x3b9/0x470 [ 72.768533] __vfs_write+0x719/0x910 [ 72.772259] vfs_write+0x463/0x8d0 [ 72.775799] SYSC_write+0x172/0x360 [ 72.779417] SyS_write+0x55/0x80 [ 72.782776] do_syscall_64+0x309/0x430 [ 72.786672] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 72.791843] Uninit was created at: [ 72.795381] kmsan_alloc_meta_for_pages+0x161/0x3a0 [ 72.800417] kmsan_alloc_page+0x82/0xe0 [ 72.804388] __alloc_pages_nodemask+0xf5b/0x5dc0 [ 72.809135] alloc_pages_current+0x6b5/0x970 [ 72.813536] skb_page_frag_refill+0x3ba/0x5e0 [ 72.818025] sk_page_frag_refill+0xa4/0x340 [ 72.822345] __ip6_append_data+0x1a20/0x4bb0 [ 72.826745] ip6_append_data+0x40e/0x6b0 [ 72.830799] rawv6_sendmsg+0x2787/0x4cc0 [ 72.834863] inet_sendmsg+0x48d/0x740 [ 72.838663] sock_write_iter+0x3b9/0x470 [ 72.842728] __vfs_write+0x719/0x910 [ 72.846441] vfs_write+0x463/0x8d0 [ 72.849971] SYSC_write+0x172/0x360 [ 72.853586] SyS_write+0x55/0x80 [ 72.856943] do_syscall_64+0x309/0x430 [ 72.860821] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 72.865989] ================================================================== [ 72.873350] Disabling lock debugging due to kernel taint [ 72.878785] Kernel panic - not syncing: panic_on_warn set ... [ 72.878785] [ 72.886143] CPU: 1 PID: 5986 Comm: syz-executor7 Tainted: G B 4.16.0+ #84 [ 72.894280] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.903620] Call Trace: [ 72.906202] dump_stack+0x185/0x1d0 [ 72.909819] panic+0x39d/0x940 [ 72.913016] ? rawv6_sendmsg+0x4bee/0x4cc0 [ 72.917244] kmsan_report+0x238/0x240 [ 72.921040] __msan_warning_32+0x6c/0xb0 [ 72.925091] rawv6_sendmsg+0x4bee/0x4cc0 [ 72.929140] ? __msan_metadata_ptr_for_store_8+0x13/0x20 [ 72.934598] ? futex_wait_queue_me+0x687/0x710 [ 72.939188] ? compat_rawv6_ioctl+0x30/0x30 [ 72.943502] inet_sendmsg+0x48d/0x740 [ 72.947297] ? security_socket_sendmsg+0x9e/0x210 [ 72.952146] ? inet_getname+0x500/0x500 [ 72.956120] sock_write_iter+0x3b9/0x470 [ 72.960191] ? sock_read_iter+0x480/0x480 [ 72.964335] __vfs_write+0x719/0x910 [ 72.968048] vfs_write+0x463/0x8d0 [ 72.971582] SYSC_write+0x172/0x360 [ 72.975205] SyS_write+0x55/0x80 [ 72.978568] do_syscall_64+0x309/0x430 [ 72.982454] ? SYSC_read+0x360/0x360 [ 72.986176] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 72.991354] RIP: 0033:0x455379 [ 72.994532] RSP: 002b:00007f9aae666c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 73.002231] RAX: ffffffffffffffda RBX: 00007f9aae6676d4 RCX: 0000000000455379 [ 73.009490] RDX: 000000000000002e RSI: 0000000020000000 RDI: 0000000000000013 [ 73.016748] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 73.024008] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 73.031274] R13: 00000000000006c1 R14: 00000000006fd2b8 R15: 0000000000000000 [ 73.039074] Dumping ftrace buffer: [ 73.042614] (ftrace buffer empty) [ 73.046305] Kernel Offset: disabled [ 73.049916] Rebooting in 86400 seconds..