[....] 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[ 31.705984] random: sshd: uninitialized urandom read (32 bytes read) [?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 35.135616] random: sshd: uninitialized urandom read (32 bytes read) [ 35.473569] random: sshd: uninitialized urandom read (32 bytes read) [ 36.746696] random: sshd: uninitialized urandom read (32 bytes read) Warning: Permanently added '10.128.0.37' (ECDSA) to the list of known hosts. [ 42.241535] random: sshd: uninitialized urandom read (32 bytes read) 2018/05/13 23:30:03 fuzzer started 2018/05/13 23:30:04 dialing manager at 10.128.0.26:34119 [ 66.954212] can: request_module (can-proto-0) failed. [ 66.966504] can: request_module (can-proto-0) failed. 2018/05/13 23:30:29 kcov=true, comps=false 2018/05/13 23:30:35 executing program 0: preadv(0xffffffffffffffff, &(0x7f0000001380)=[{&(0x7f0000001200)=""/148, 0x94}], 0x100000000000039a, 0x0) perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f00000001c0)='net/ptype\x00') preadv(r0, &(0x7f0000000480)=[{&(0x7f0000000280)=""/209}, {&(0x7f0000000380)=""/242}], 0x10000000000002a1, 0x10400003) 2018/05/13 23:30:35 executing program 1: r0 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback={0x0, 0x1}}, 0x1c) ppoll(&(0x7f0000000080)=[{r0}], 0x1, &(0x7f0000000240)={0x0, 0x1c9c380}, &(0x7f00000000c0), 0x8) 2018/05/13 23:30:35 executing program 7: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000432fe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000000fe0)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1}) perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 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) ioctl$UFFDIO_ZEROPAGE(r0, 0xc020aa04, &(0x7f0000000040)={&(0x7f0000012000/0x2000)=nil, 0x2000}) 2018/05/13 23:30:35 executing program 4: 2018/05/13 23:30:35 executing program 2: 2018/05/13 23:30:35 executing program 3: 2018/05/13 23:30:35 executing program 5: 2018/05/13 23:30:35 executing program 6: [ 75.493946] IPVS: ftp: loaded support on port[0] = 21 [ 75.602993] IPVS: ftp: loaded support on port[0] = 21 [ 75.608749] IPVS: ftp: loaded support on port[0] = 21 [ 75.623084] IPVS: ftp: loaded support on port[0] = 21 [ 75.630223] IPVS: ftp: loaded support on port[0] = 21 [ 75.649915] IPVS: ftp: loaded support on port[0] = 21 [ 75.687608] IPVS: ftp: loaded support on port[0] = 21 [ 75.689981] IPVS: ftp: loaded support on port[0] = 21 [ 77.797850] ip (4737) used greatest stack depth: 54456 bytes left [ 78.185077] ip (4763) used greatest stack depth: 54088 bytes left [ 78.962712] bridge0: port 1(bridge_slave_0) entered blocking state [ 78.969305] bridge0: port 1(bridge_slave_0) entered disabled state [ 78.995691] device bridge_slave_0 entered promiscuous mode [ 79.161558] bridge0: port 1(bridge_slave_0) entered blocking state [ 79.168126] bridge0: port 1(bridge_slave_0) entered disabled state [ 79.209372] device bridge_slave_0 entered promiscuous mode [ 79.221192] bridge0: port 1(bridge_slave_0) entered blocking state [ 79.227744] bridge0: port 1(bridge_slave_0) entered disabled state [ 79.237819] device bridge_slave_0 entered promiscuous mode [ 79.259497] bridge0: port 1(bridge_slave_0) entered blocking state [ 79.266141] bridge0: port 1(bridge_slave_0) entered disabled state [ 79.276713] device bridge_slave_0 entered promiscuous mode [ 79.296596] bridge0: port 1(bridge_slave_0) entered blocking state [ 79.303132] bridge0: port 1(bridge_slave_0) entered disabled state [ 79.327379] device bridge_slave_0 entered promiscuous mode [ 79.344709] bridge0: port 1(bridge_slave_0) entered blocking state [ 79.351272] bridge0: port 1(bridge_slave_0) entered disabled state [ 79.364428] device bridge_slave_0 entered promiscuous mode [ 79.381985] bridge0: port 1(bridge_slave_0) entered blocking state [ 79.388569] bridge0: port 1(bridge_slave_0) entered disabled state [ 79.411471] device bridge_slave_0 entered promiscuous mode [ 79.419400] bridge0: port 2(bridge_slave_1) entered blocking state [ 79.425930] bridge0: port 2(bridge_slave_1) entered disabled state [ 79.437422] device bridge_slave_1 entered promiscuous mode [ 79.445917] bridge0: port 1(bridge_slave_0) entered blocking state [ 79.452518] bridge0: port 1(bridge_slave_0) entered disabled state [ 79.467617] device bridge_slave_0 entered promiscuous mode [ 79.486425] bridge0: port 2(bridge_slave_1) entered blocking state [ 79.493111] bridge0: port 2(bridge_slave_1) entered disabled state [ 79.521707] device bridge_slave_1 entered promiscuous mode [ 79.537416] bridge0: port 2(bridge_slave_1) entered blocking state [ 79.543936] bridge0: port 2(bridge_slave_1) entered disabled state [ 79.554164] device bridge_slave_1 entered promiscuous mode [ 79.565152] bridge0: port 2(bridge_slave_1) entered blocking state [ 79.571629] bridge0: port 2(bridge_slave_1) entered disabled state [ 79.597575] device bridge_slave_1 entered promiscuous mode [ 79.611183] bridge0: port 2(bridge_slave_1) entered blocking state [ 79.617703] bridge0: port 2(bridge_slave_1) entered disabled state [ 79.634732] device bridge_slave_1 entered promiscuous mode [ 79.642605] bridge0: port 2(bridge_slave_1) entered blocking state [ 79.649213] bridge0: port 2(bridge_slave_1) entered disabled state [ 79.667174] device bridge_slave_1 entered promiscuous mode [ 79.685994] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 79.702363] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 79.710296] bridge0: port 2(bridge_slave_1) entered blocking state [ 79.716957] bridge0: port 2(bridge_slave_1) entered disabled state [ 79.737638] device bridge_slave_1 entered promiscuous mode [ 79.758241] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 79.766374] bridge0: port 2(bridge_slave_1) entered blocking state [ 79.772893] bridge0: port 2(bridge_slave_1) entered disabled state [ 79.812819] device bridge_slave_1 entered promiscuous mode [ 79.832487] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 79.845952] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 79.859246] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 79.885097] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 79.919122] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 79.939650] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 79.984826] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 80.024869] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 80.074144] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 80.085788] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 80.095865] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 80.180435] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 80.262118] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 80.471771] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 80.648394] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 80.687564] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 80.725164] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 80.738977] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 80.752570] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 80.767841] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 80.799682] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 80.889250] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 80.931593] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 80.949740] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 80.971066] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 80.979868] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 81.008423] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 81.022176] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 81.034740] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 81.045634] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 81.105754] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 81.112865] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 81.175867] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 81.190606] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 81.199304] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 81.215512] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 81.222629] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 81.266023] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 81.273797] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 81.288594] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 81.297484] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 81.304638] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 81.337862] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 81.366089] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 81.384681] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 81.413581] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 81.420677] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 81.434794] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 81.442017] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 81.488933] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 81.513068] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 81.533991] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 81.543523] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 81.551323] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 81.586581] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 81.633507] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 81.640653] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 81.656586] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 81.664924] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 81.719090] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 81.726923] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 81.875285] ip (5015) used greatest stack depth: 53800 bytes left [ 82.007196] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 82.026596] team0: Port device team_slave_0 added [ 82.068261] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 82.089620] team0: Port device team_slave_0 added [ 82.167003] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 82.192254] team0: Port device team_slave_0 added [ 82.208438] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 82.228634] team0: Port device team_slave_0 added [ 82.269558] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 82.283173] team0: Port device team_slave_1 added [ 82.297473] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 82.311490] team0: Port device team_slave_0 added [ 82.340416] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 82.360022] team0: Port device team_slave_1 added [ 82.384362] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 82.395989] team0: Port device team_slave_0 added [ 82.402210] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 82.413704] team0: Port device team_slave_0 added [ 82.436263] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 82.452745] team0: Port device team_slave_1 added [ 82.479375] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 82.505628] team0: Port device team_slave_0 added [ 82.526838] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 82.534711] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 82.547419] team0: Port device team_slave_1 added [ 82.584785] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 82.600105] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 82.628487] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 82.636888] team0: Port device team_slave_1 added [ 82.644990] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 82.653866] team0: Port device team_slave_1 added [ 82.661929] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 82.675688] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 82.698343] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 82.731522] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 82.749504] team0: Port device team_slave_1 added [ 82.762097] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 82.770527] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 82.783661] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 82.797750] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 82.806639] team0: Port device team_slave_1 added [ 82.812841] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 82.836170] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 82.854422] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 82.874822] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 82.882007] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 82.895529] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 82.919825] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 82.927664] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 82.936759] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 82.957967] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 82.969626] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 82.977084] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 82.986212] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 82.994154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 83.008397] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 83.046892] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 83.079018] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 83.108564] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 83.119187] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 83.134538] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 83.143094] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 83.153695] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 83.170890] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 83.183993] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 83.191312] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 83.202742] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 83.217172] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 83.237490] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 83.253766] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 83.269024] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 83.289241] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 83.300253] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 83.309214] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 83.328083] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 83.340354] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 83.356613] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 83.377650] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 83.394167] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 83.416229] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 83.433469] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 83.441639] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 83.450184] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 83.460119] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 83.468606] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 83.477144] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 83.488176] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 83.498197] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 83.518724] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 83.527907] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 83.541518] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 83.553875] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 83.569606] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 83.582201] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 83.599278] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 83.620526] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 83.629119] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 83.641561] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 83.657109] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 83.665115] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 83.672225] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 83.687585] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 83.698731] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 83.707415] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 83.746585] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 83.755009] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 83.763781] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 83.777268] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 83.788941] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 83.797184] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 83.826558] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 83.857992] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 83.883353] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 83.910180] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 83.933241] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 83.950710] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 83.958960] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 83.967229] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 83.975515] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 84.031628] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 84.040503] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 84.048007] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 84.078468] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 84.121676] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 84.171524] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 84.291556] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 84.299403] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 84.312258] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 85.961720] bridge0: port 2(bridge_slave_1) entered blocking state [ 85.968244] bridge0: port 2(bridge_slave_1) entered forwarding state [ 85.975156] bridge0: port 1(bridge_slave_0) entered blocking state [ 85.981746] bridge0: port 1(bridge_slave_0) entered forwarding state [ 86.037411] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 86.045420] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 86.128433] bridge0: port 2(bridge_slave_1) entered blocking state [ 86.135008] bridge0: port 2(bridge_slave_1) entered forwarding state [ 86.141940] bridge0: port 1(bridge_slave_0) entered blocking state [ 86.148463] bridge0: port 1(bridge_slave_0) entered forwarding state [ 86.219964] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 86.242180] bridge0: port 2(bridge_slave_1) entered blocking state [ 86.248688] bridge0: port 2(bridge_slave_1) entered forwarding state [ 86.255548] bridge0: port 1(bridge_slave_0) entered blocking state [ 86.262026] bridge0: port 1(bridge_slave_0) entered forwarding state [ 86.279142] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 86.292364] bridge0: port 2(bridge_slave_1) entered blocking state [ 86.298874] bridge0: port 2(bridge_slave_1) entered forwarding state [ 86.305730] bridge0: port 1(bridge_slave_0) entered blocking state [ 86.312428] bridge0: port 1(bridge_slave_0) entered forwarding state [ 86.341149] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 86.351957] bridge0: port 2(bridge_slave_1) entered blocking state [ 86.358474] bridge0: port 2(bridge_slave_1) entered forwarding state [ 86.365361] bridge0: port 1(bridge_slave_0) entered blocking state [ 86.371833] bridge0: port 1(bridge_slave_0) entered forwarding state [ 86.419011] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 86.446766] bridge0: port 2(bridge_slave_1) entered blocking state [ 86.453280] bridge0: port 2(bridge_slave_1) entered forwarding state [ 86.460147] bridge0: port 1(bridge_slave_0) entered blocking state [ 86.466642] bridge0: port 1(bridge_slave_0) entered forwarding state [ 86.490756] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 86.753475] bridge0: port 2(bridge_slave_1) entered blocking state [ 86.759976] bridge0: port 2(bridge_slave_1) entered forwarding state [ 86.766848] bridge0: port 1(bridge_slave_0) entered blocking state [ 86.773326] bridge0: port 1(bridge_slave_0) entered forwarding state [ 86.839292] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 86.884098] bridge0: port 2(bridge_slave_1) entered blocking state [ 86.890638] bridge0: port 2(bridge_slave_1) entered forwarding state [ 86.897527] bridge0: port 1(bridge_slave_0) entered blocking state [ 86.904028] bridge0: port 1(bridge_slave_0) entered forwarding state [ 86.950994] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 87.073667] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 87.092467] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 87.131867] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 87.155986] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 87.169151] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 87.180950] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 87.188749] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 95.102372] 8021q: adding VLAN 0 to HW filter on device bond0 [ 95.276411] 8021q: adding VLAN 0 to HW filter on device bond0 [ 95.393971] 8021q: adding VLAN 0 to HW filter on device bond0 [ 95.497245] 8021q: adding VLAN 0 to HW filter on device bond0 [ 95.518281] 8021q: adding VLAN 0 to HW filter on device bond0 [ 95.548944] 8021q: adding VLAN 0 to HW filter on device bond0 [ 95.989648] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 96.011922] 8021q: adding VLAN 0 to HW filter on device bond0 [ 96.110703] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 96.201181] 8021q: adding VLAN 0 to HW filter on device bond0 [ 96.281772] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 96.304216] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 96.361844] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 96.444421] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 96.887413] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 96.893961] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 96.908301] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 96.946957] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 96.972263] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 96.978689] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 96.989413] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 97.010154] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 97.028079] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 97.035108] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 97.072431] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 97.236677] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 97.243289] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 97.260519] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 97.294417] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 97.300950] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 97.316462] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 97.363906] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 97.374149] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 97.386217] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 97.826144] 8021q: adding VLAN 0 to HW filter on device team0 [ 97.862643] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 97.869230] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 97.880938] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 97.904907] 8021q: adding VLAN 0 to HW filter on device team0 [ 97.919411] 8021q: adding VLAN 0 to HW filter on device team0 [ 97.947807] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 97.954345] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 97.966311] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 98.170205] 8021q: adding VLAN 0 to HW filter on device team0 [ 98.210126] 8021q: adding VLAN 0 to HW filter on device team0 [ 98.233974] 8021q: adding VLAN 0 to HW filter on device team0 [ 98.711897] 8021q: adding VLAN 0 to HW filter on device team0 [ 98.771505] 8021q: adding VLAN 0 to HW filter on device team0 2018/05/13 23:31:03 executing program 3: 2018/05/13 23:31:04 executing program 1: r0 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback={0x0, 0x1}}, 0x1c) ppoll(&(0x7f0000000080)=[{r0}], 0x1, &(0x7f0000000240)={0x0, 0x1c9c380}, &(0x7f00000000c0), 0x8) 2018/05/13 23:31:04 executing program 4: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="0b22262c8523bf012cf66f") r1 = syz_open_procfs(0x0, &(0x7f00000008c0)="2f65786500000000000090d8b75e67e16b394342abb5158df87ea8984e79c93df7498b2b34796068700e29fbd789f9a031f23e16c96e30baed2961953b057f7a3222943acc4b8cfa4de553f8276731b9074a28a826c88566b89c57cc3cca4aec41d37fa27c8daa19030d03139d0aea71d509d9a20ba7deceb656cc1308d9d1f111b6bd1595486f55e229923be4ed8cbfb78e86280b4cacf386bfa8840afb312a4c520a03b27f805d181bd09ea208931a36e888060a2d") ioctl$fiemap(r1, 0xc020660b, &(0x7f0000000040)={0x0, 0xfe, 0x0, 0x0, 0x2, [{0x7fffffff, 0x2, 0xffff, 0x0, 0x0, 0x1080}, {0x5, 0x0, 0x1, 0x0, 0x0, 0x2004}]}) 2018/05/13 23:31:04 executing program 3: getegid() r0 = syz_open_dev$amidi(&(0x7f00000000c0)='/dev/amidi#\x00', 0x0, 0x0) ioctl$TUNSETNOCSUM(r0, 0x400454c8, 0x1) ioctl$TCGETS(0xffffffffffffffff, 0x5401, &(0x7f0000000040)) r1 = syz_open_dev$random(&(0x7f0000a33ff4)='/dev/random\x00', 0x0, 0x0) ioctl$RNDADDTOENTCNT(r1, 0x40045201, &(0x7f0000000000)=0x55) 2018/05/13 23:31:04 executing program 6: r0 = socket(0x10, 0x803, 0x0) sendto(r0, &(0x7f0000000480)="120000001200e7ff40ffe90009149b00f99b", 0x12, 0x0, 0x0, 0x0) recvmmsg(r0, &(0x7f00000000c0), 0x400038b, 0x0, &(0x7f0000000340)={0x77359400}) [ 103.417638] ================================================================== [ 103.425091] BUG: KMSAN: uninit-value in do_error_trap+0x39b/0x600 [ 103.431349] CPU: 1 PID: 6628 Comm: syz-executor6 Not tainted 4.17.0-rc3+ #90 [ 103.438545] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 103.447934] Call Trace: [ 103.450548] dump_stack+0x185/0x1d0 [ 103.454209] ? do_error_trap+0x39b/0x600 [ 103.464035] kmsan_report+0x142/0x240 [ 103.467871] __msan_warning_32+0x6c/0xb0 [ 103.471960] do_error_trap+0x39b/0x600 [ 103.475870] ? __msan_metadata_ptr_for_store_1+0x13/0x20 [ 103.481374] ? __msan_metadata_ptr_for_load_4+0x10/0x20 [ 103.486762] ? __wake_up_common_lock+0x1f3/0x370 [ 103.491546] do_invalid_op+0x46/0x50 [ 103.495276] invalid_op+0x14/0x20 [ 103.498744] RIP: 0010:kmsan_copy_to_user+0x141/0x160 [ 103.503846] RSP: 0018:ffff880144aff988 EFLAGS: 00010206 [ 103.509218] RAX: ffff880144ac8000 RBX: ffff880144affb20 RCX: 000000000000000c [ 103.516506] RDX: 00007ffffffff000 RSI: ffff880144affb20 RDI: ffe7001200000012 [ 103.523969] RBP: ffff880144aff9d0 R08: 0000000001080020 R09: ffff8801445efa44 [ 103.531260] R10: 0000000000000000 R11: 0000000000000000 R12: 000000000000000c [ 103.538571] R13: ffe7001200000012 R14: 0000000000000000 R15: 00000000d1c000c3 [ 103.545883] move_addr_to_user+0x32e/0x530 [ 103.550152] ___sys_recvmsg+0x4e2/0x810 [ 103.554185] ? __msan_poison_alloca+0x15c/0x1d0 [ 103.558884] ? _cond_resched+0x3c/0xd0 [ 103.562802] ? rcu_all_qs+0x32/0x1f0 [ 103.566550] ? _cond_resched+0x3c/0xd0 [ 103.570483] ? rcu_all_qs+0x32/0x1f0 [ 103.574220] ? __sys_recvmmsg+0x948/0xe30 [ 103.578397] __sys_recvmmsg+0x58e/0xe30 [ 103.582407] do_sys_recvmmsg+0x2a6/0x3e0 [ 103.586491] __x64_sys_recvmmsg+0x15d/0x1c0 [ 103.590845] do_syscall_64+0x154/0x220 [ 103.594757] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 103.599983] RIP: 0033:0x455979 [ 103.603181] RSP: 002b:00007f3daf6a8c68 EFLAGS: 00000246 ORIG_RAX: 000000000000012b [ 103.610906] RAX: ffffffffffffffda RBX: 00007f3daf6a96d4 RCX: 0000000000455979 [ 103.618202] RDX: 000000000400038b RSI: 00000000200000c0 RDI: 0000000000000013 [ 103.625495] RBP: 000000000072bea0 R08: 0000000020000340 R09: 0000000000000000 [ 103.632869] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 103.640189] R13: 0000000000000548 R14: 00000000006fbf60 R15: 0000000000000000 [ 103.647462] [ 103.649079] Local variable description: ----ucreds.i@netlink_recvmsg [ 103.655567] Variable was created at: [ 103.659277] netlink_recvmsg+0xe8/0x1900 [ 103.663330] sock_recvmsg+0x1d0/0x230 [ 103.667109] ================================================================== [ 103.674453] Disabling lock debugging due to kernel taint [ 103.679898] Kernel panic - not syncing: panic_on_warn set ... [ 103.679898] [ 103.687257] CPU: 1 PID: 6628 Comm: syz-executor6 Tainted: G B 4.17.0-rc3+ #90 [ 103.695828] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 103.705186] Call Trace: [ 103.707775] dump_stack+0x185/0x1d0 [ 103.711397] panic+0x39d/0x940 [ 103.714597] ? do_error_trap+0x39b/0x600 [ 103.718668] kmsan_report+0x238/0x240 [ 103.722463] __msan_warning_32+0x6c/0xb0 [ 103.726513] do_error_trap+0x39b/0x600 [ 103.730391] ? __msan_metadata_ptr_for_store_1+0x13/0x20 [ 103.735832] ? __msan_metadata_ptr_for_load_4+0x10/0x20 [ 103.741194] ? __wake_up_common_lock+0x1f3/0x370 [ 103.745955] do_invalid_op+0x46/0x50 [ 103.749664] invalid_op+0x14/0x20 [ 103.753111] RIP: 0010:kmsan_copy_to_user+0x141/0x160 [ 103.758205] RSP: 0018:ffff880144aff988 EFLAGS: 00010206 [ 103.763561] RAX: ffff880144ac8000 RBX: ffff880144affb20 RCX: 000000000000000c [ 103.770821] RDX: 00007ffffffff000 RSI: ffff880144affb20 RDI: ffe7001200000012 [ 103.778083] RBP: ffff880144aff9d0 R08: 0000000001080020 R09: ffff8801445efa44 [ 103.785351] R10: 0000000000000000 R11: 0000000000000000 R12: 000000000000000c [ 103.792619] R13: ffe7001200000012 R14: 0000000000000000 R15: 00000000d1c000c3 [ 103.799903] move_addr_to_user+0x32e/0x530 [ 103.804152] ___sys_recvmsg+0x4e2/0x810 [ 103.808139] ? __msan_poison_alloca+0x15c/0x1d0 [ 103.812811] ? _cond_resched+0x3c/0xd0 [ 103.816691] ? rcu_all_qs+0x32/0x1f0 [ 103.820394] ? _cond_resched+0x3c/0xd0 [ 103.824275] ? rcu_all_qs+0x32/0x1f0 [ 103.827988] ? __sys_recvmmsg+0x948/0xe30 [ 103.832140] __sys_recvmmsg+0x58e/0xe30 [ 103.836147] do_sys_recvmmsg+0x2a6/0x3e0 [ 103.840217] __x64_sys_recvmmsg+0x15d/0x1c0 [ 103.844539] do_syscall_64+0x154/0x220 [ 103.848443] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 103.853632] RIP: 0033:0x455979 [ 103.856809] RSP: 002b:00007f3daf6a8c68 EFLAGS: 00000246 ORIG_RAX: 000000000000012b [ 103.864515] RAX: ffffffffffffffda RBX: 00007f3daf6a96d4 RCX: 0000000000455979 [ 103.871778] RDX: 000000000400038b RSI: 00000000200000c0 RDI: 0000000000000013 [ 103.879055] RBP: 000000000072bea0 R08: 0000000020000340 R09: 0000000000000000 [ 103.886331] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 103.893683] R13: 0000000000000548 R14: 00000000006fbf60 R15: 0000000000000000 [ 103.901582] Dumping ftrace buffer: [ 103.905133] (ftrace buffer empty) [ 103.908833] Kernel Offset: disabled [ 103.912453] Rebooting in 86400 seconds..