[....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[ 22.686381] random: sshd: uninitialized urandom read (32 bytes read) [?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 24.103731] random: sshd: uninitialized urandom read (32 bytes read) [ 24.358458] random: sshd: uninitialized urandom read (32 bytes read) [ 24.904278] random: sshd: uninitialized urandom read (32 bytes read) [ 114.413340] random: sshd: uninitialized urandom read (32 bytes read) Warning: Permanently added '10.128.0.16' (ECDSA) to the list of known hosts. [ 119.890746] random: sshd: uninitialized urandom read (32 bytes read) 2018/08/29 04:12:04 parsed 1 programs [ 120.878712] random: cc1: uninitialized urandom read (8 bytes read) 2018/08/29 04:12:06 executed programs: 0 [ 122.128803] IPVS: ftp: loaded support on port[0] = 21 [ 122.145621] IPVS: ftp: loaded support on port[0] = 21 [ 122.167596] IPVS: ftp: loaded support on port[0] = 21 [ 122.170405] IPVS: ftp: loaded support on port[0] = 21 [ 122.183169] IPVS: ftp: loaded support on port[0] = 21 [ 122.200188] IPVS: ftp: loaded support on port[0] = 21 [ 122.205638] IPVS: ftp: loaded support on port[0] = 21 [ 122.208119] IPVS: ftp: loaded support on port[0] = 21 [ 123.580143] bridge0: port 1(bridge_slave_0) entered blocking state [ 123.586698] bridge0: port 1(bridge_slave_0) entered disabled state [ 123.604306] device bridge_slave_0 entered promiscuous mode [ 123.619814] bridge0: port 1(bridge_slave_0) entered blocking state [ 123.626234] bridge0: port 1(bridge_slave_0) entered disabled state [ 123.634131] device bridge_slave_0 entered promiscuous mode [ 123.663418] bridge0: port 1(bridge_slave_0) entered blocking state [ 123.669833] bridge0: port 1(bridge_slave_0) entered disabled state [ 123.682723] device bridge_slave_0 entered promiscuous mode [ 123.694238] bridge0: port 1(bridge_slave_0) entered blocking state [ 123.700794] bridge0: port 1(bridge_slave_0) entered disabled state [ 123.708996] device bridge_slave_0 entered promiscuous mode [ 123.718409] bridge0: port 2(bridge_slave_1) entered blocking state [ 123.724828] bridge0: port 2(bridge_slave_1) entered disabled state [ 123.733410] device bridge_slave_1 entered promiscuous mode [ 123.741169] bridge0: port 1(bridge_slave_0) entered blocking state [ 123.747532] bridge0: port 1(bridge_slave_0) entered disabled state [ 123.756304] device bridge_slave_0 entered promiscuous mode [ 123.765634] bridge0: port 1(bridge_slave_0) entered blocking state [ 123.772032] bridge0: port 1(bridge_slave_0) entered disabled state [ 123.779520] device bridge_slave_0 entered promiscuous mode [ 123.791054] bridge0: port 2(bridge_slave_1) entered blocking state [ 123.797457] bridge0: port 2(bridge_slave_1) entered disabled state [ 123.810353] device bridge_slave_1 entered promiscuous mode [ 123.818627] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 123.826449] bridge0: port 1(bridge_slave_0) entered blocking state [ 123.832815] bridge0: port 1(bridge_slave_0) entered disabled state [ 123.841191] device bridge_slave_0 entered promiscuous mode [ 123.850087] bridge0: port 2(bridge_slave_1) entered blocking state [ 123.856461] bridge0: port 2(bridge_slave_1) entered disabled state [ 123.864494] device bridge_slave_1 entered promiscuous mode [ 123.871050] bridge0: port 2(bridge_slave_1) entered blocking state [ 123.877503] bridge0: port 2(bridge_slave_1) entered disabled state [ 123.886164] device bridge_slave_1 entered promiscuous mode [ 123.893955] bridge0: port 2(bridge_slave_1) entered blocking state [ 123.900385] bridge0: port 2(bridge_slave_1) entered disabled state [ 123.908372] device bridge_slave_1 entered promiscuous mode [ 123.914997] bridge0: port 1(bridge_slave_0) entered blocking state [ 123.921401] bridge0: port 1(bridge_slave_0) entered disabled state [ 123.929516] device bridge_slave_0 entered promiscuous mode [ 123.939662] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 123.948296] bridge0: port 2(bridge_slave_1) entered blocking state [ 123.954737] bridge0: port 2(bridge_slave_1) entered disabled state [ 123.963188] device bridge_slave_1 entered promiscuous mode [ 123.972482] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 123.981651] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 123.990736] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 123.999582] bridge0: port 2(bridge_slave_1) entered blocking state [ 124.005991] bridge0: port 2(bridge_slave_1) entered disabled state [ 124.015632] device bridge_slave_1 entered promiscuous mode [ 124.028453] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 124.037680] bridge0: port 2(bridge_slave_1) entered blocking state [ 124.044097] bridge0: port 2(bridge_slave_1) entered disabled state [ 124.060767] device bridge_slave_1 entered promiscuous mode [ 124.076491] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 124.085651] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 124.093278] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 124.106314] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 124.122390] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 124.129766] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 124.143142] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 124.191670] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 124.221886] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 124.256274] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 124.265512] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 124.341504] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 124.391193] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 124.415782] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 124.425462] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 124.434653] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 124.457965] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 124.484248] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 124.497206] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 124.509412] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 124.518523] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 124.529404] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 124.540287] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 124.571517] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 124.580565] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 124.605218] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 124.623004] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 124.642762] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 124.913471] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 124.925449] team0: Port device team_slave_0 added [ 124.958850] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 124.974442] team0: Port device team_slave_0 added [ 124.983642] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 124.993843] team0: Port device team_slave_0 added [ 125.008942] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 125.019236] team0: Port device team_slave_1 added [ 125.027206] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 125.042626] team0: Port device team_slave_0 added [ 125.051100] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 125.062679] team0: Port device team_slave_0 added [ 125.071017] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 125.079003] team0: Port device team_slave_1 added [ 125.084442] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 125.094622] team0: Port device team_slave_0 added [ 125.100997] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 125.111267] team0: Port device team_slave_1 added [ 125.126836] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 125.134644] team0: Port device team_slave_0 added [ 125.151792] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 125.164787] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 125.188746] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 125.196116] team0: Port device team_slave_1 added [ 125.202156] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 125.210714] team0: Port device team_slave_1 added [ 125.218615] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 125.227827] team0: Port device team_slave_0 added [ 125.236379] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 125.246469] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 125.258640] team0: Port device team_slave_1 added [ 125.264443] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 125.273272] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 125.289589] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 125.296869] team0: Port device team_slave_1 added [ 125.302616] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 125.309757] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 125.318288] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 125.330565] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 125.337596] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 125.347650] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 125.358634] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 125.365841] team0: Port device team_slave_1 added [ 125.372118] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 125.379290] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 125.388080] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 125.399145] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 125.406073] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 125.416081] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 125.431250] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 125.440951] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 125.451803] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 125.461314] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 125.470800] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 125.484383] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 125.496171] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 125.503824] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 125.511394] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 125.519166] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 125.526593] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 125.534446] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 125.542484] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 125.549745] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 125.558700] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 125.565849] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 125.581328] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 125.593969] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 125.602124] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 125.609597] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 125.617493] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 125.626737] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 125.634029] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 125.642075] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 125.655500] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 125.664799] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 125.675389] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 125.690411] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 125.697652] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 125.708962] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 125.727097] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 125.740407] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 125.748283] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 125.756146] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 125.763560] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 125.771400] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 125.779764] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 125.786805] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 125.794776] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 125.804647] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 125.812359] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 125.827558] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 125.838144] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 125.848323] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 125.863364] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 125.873081] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 125.882349] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 125.889692] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 125.905636] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 125.918809] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 125.927269] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 125.935271] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 125.943202] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 125.951185] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 125.959348] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 125.967330] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 125.975317] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 125.984339] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 125.992835] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 126.001117] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 126.012134] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 126.021079] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 126.032747] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 126.043239] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 126.064133] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 126.072113] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 126.087631] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 126.103480] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 126.111558] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 126.120671] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 126.128344] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 126.137482] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 126.149311] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 126.183194] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 126.212556] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 126.759622] bridge0: port 2(bridge_slave_1) entered blocking state [ 126.766161] bridge0: port 2(bridge_slave_1) entered forwarding state [ 126.773181] bridge0: port 1(bridge_slave_0) entered blocking state [ 126.779578] bridge0: port 1(bridge_slave_0) entered forwarding state [ 126.796673] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 126.871800] bridge0: port 2(bridge_slave_1) entered blocking state [ 126.878239] bridge0: port 2(bridge_slave_1) entered forwarding state [ 126.884969] bridge0: port 1(bridge_slave_0) entered blocking state [ 126.891372] bridge0: port 1(bridge_slave_0) entered forwarding state [ 126.900045] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 126.912059] bridge0: port 2(bridge_slave_1) entered blocking state [ 126.918462] bridge0: port 2(bridge_slave_1) entered forwarding state [ 126.925159] bridge0: port 1(bridge_slave_0) entered blocking state [ 126.931556] bridge0: port 1(bridge_slave_0) entered forwarding state [ 126.940400] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 127.021113] bridge0: port 2(bridge_slave_1) entered blocking state [ 127.027540] bridge0: port 2(bridge_slave_1) entered forwarding state [ 127.034245] bridge0: port 1(bridge_slave_0) entered blocking state [ 127.040641] bridge0: port 1(bridge_slave_0) entered forwarding state [ 127.048577] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 127.061460] bridge0: port 2(bridge_slave_1) entered blocking state [ 127.067869] bridge0: port 2(bridge_slave_1) entered forwarding state [ 127.074571] bridge0: port 1(bridge_slave_0) entered blocking state [ 127.080961] bridge0: port 1(bridge_slave_0) entered forwarding state [ 127.090507] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 127.104562] bridge0: port 2(bridge_slave_1) entered blocking state [ 127.110978] bridge0: port 2(bridge_slave_1) entered forwarding state [ 127.117680] bridge0: port 1(bridge_slave_0) entered blocking state [ 127.124089] bridge0: port 1(bridge_slave_0) entered forwarding state [ 127.138200] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 127.148296] bridge0: port 2(bridge_slave_1) entered blocking state [ 127.154700] bridge0: port 2(bridge_slave_1) entered forwarding state [ 127.161422] bridge0: port 1(bridge_slave_0) entered blocking state [ 127.167832] bridge0: port 1(bridge_slave_0) entered forwarding state [ 127.176765] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 127.189597] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 127.206382] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 127.219214] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 127.226271] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 127.233817] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 127.241309] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 127.248759] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 127.268835] bridge0: port 2(bridge_slave_1) entered blocking state [ 127.275247] bridge0: port 2(bridge_slave_1) entered forwarding state [ 127.281979] bridge0: port 1(bridge_slave_0) entered blocking state [ 127.288375] bridge0: port 1(bridge_slave_0) entered forwarding state [ 127.302860] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 128.242216] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 130.016859] 8021q: adding VLAN 0 to HW filter on device bond0 [ 130.091422] 8021q: adding VLAN 0 to HW filter on device bond0 [ 130.256699] 8021q: adding VLAN 0 to HW filter on device bond0 [ 130.268736] 8021q: adding VLAN 0 to HW filter on device bond0 [ 130.284636] 8021q: adding VLAN 0 to HW filter on device bond0 [ 130.307339] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 130.315130] 8021q: adding VLAN 0 to HW filter on device bond0 [ 130.327517] 8021q: adding VLAN 0 to HW filter on device bond0 [ 130.375563] 8021q: adding VLAN 0 to HW filter on device bond0 [ 130.410419] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 130.532082] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 130.555559] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 130.565274] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 130.595971] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 130.602255] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 130.614491] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 130.649211] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 130.662817] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 130.694539] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 130.726758] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 130.733265] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 130.751069] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 130.835281] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 130.845413] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 130.857144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 130.870087] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 130.876307] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 130.887544] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 130.916284] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 130.936632] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 130.944699] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 130.982093] 8021q: adding VLAN 0 to HW filter on device team0 [ 131.015733] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 131.022024] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 131.029590] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 131.051766] 8021q: adding VLAN 0 to HW filter on device team0 [ 131.078306] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 131.086551] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 131.100538] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 131.127014] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 131.140815] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 131.158067] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 131.208114] 8021q: adding VLAN 0 to HW filter on device team0 [ 131.229944] 8021q: adding VLAN 0 to HW filter on device team0 [ 131.326162] 8021q: adding VLAN 0 to HW filter on device team0 [ 131.347626] 8021q: adding VLAN 0 to HW filter on device team0 [ 131.370562] 8021q: adding VLAN 0 to HW filter on device team0 [ 131.474175] 8021q: adding VLAN 0 to HW filter on device team0 [ 132.883790] L1TF CPU bug present and SMT on, data leak possible. See CVE-2018-3646 and https://www.kernel.org/doc/html/latest/admin-guide/l1tf.html for details. 2018/08/29 04:12:17 executed programs: 8 [ 133.426902] ================================================================== [ 133.434395] BUG: KASAN: use-after-free in finish_task_switch+0x544/0x870 [ 133.441251] Read of size 8 at addr ffff8801b60b8098 by task syz-executor5/6556 [ 133.448614] [ 133.450254] CPU: 0 PID: 6556 Comm: syz-executor5 Not tainted 4.19.0-rc1+ #213 [ 133.457536] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 133.466897] Call Trace: [ 133.469498] dump_stack+0x1c9/0x2b4 [ 133.473139] ? dump_stack_print_info.cold.2+0x52/0x52 [ 133.478343] ? printk+0xa7/0xcf [ 133.481635] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 133.486413] ? finish_task_switch+0x544/0x870 [ 133.490924] print_address_description+0x6c/0x20b [ 133.495784] ? finish_task_switch+0x544/0x870 [ 133.500295] kasan_report.cold.7+0x242/0x30d [ 133.504738] __asan_report_load8_noabort+0x14/0x20 [ 133.509684] finish_task_switch+0x544/0x870 [ 133.514031] ? __switch_to_asm+0x40/0x70 [ 133.518107] ? __switch_to_asm+0x34/0x70 [ 133.522185] ? preempt_notifier_register+0x200/0x200 [ 133.527296] ? __switch_to_asm+0x34/0x70 [ 133.531371] ? __switch_to_asm+0x34/0x70 [ 133.535445] ? __switch_to_asm+0x40/0x70 [ 133.539514] ? __switch_to_asm+0x34/0x70 [ 133.543580] ? __switch_to_asm+0x40/0x70 [ 133.547644] ? __switch_to_asm+0x34/0x70 [ 133.551718] ? __switch_to_asm+0x40/0x70 [ 133.555795] ? __switch_to_asm+0x34/0x70 [ 133.559867] ? __switch_to_asm+0x34/0x70 [ 133.563935] ? __switch_to_asm+0x40/0x70 [ 133.568002] ? __switch_to_asm+0x34/0x70 [ 133.572065] ? __switch_to_asm+0x40/0x70 [ 133.576129] ? __switch_to_asm+0x34/0x70 [ 133.580194] ? __switch_to_asm+0x40/0x70 [ 133.584265] __schedule+0x884/0x1df0 [ 133.587987] ? __sched_text_start+0x8/0x8 [ 133.592136] ? __fget+0x4d5/0x740 [ 133.595598] ? ksys_dup3+0x690/0x690 [ 133.599335] ? kvm_uevent_notify_change.part.32+0x440/0x440 [ 133.605053] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 133.610600] ? do_vfs_ioctl+0x201/0x1720 [ 133.614669] schedule+0xfb/0x450 [ 133.618051] ? ioctl_preallocate+0x300/0x300 [ 133.622463] ? __schedule+0x1df0/0x1df0 [ 133.626442] ? exit_to_usermode_loop+0x8c/0x380 [ 133.631111] ? exit_to_usermode_loop+0x8c/0x380 [ 133.635783] ? lockdep_hardirqs_on+0x421/0x5c0 [ 133.640366] ? trace_hardirqs_on+0xbd/0x2c0 [ 133.644690] ? do_syscall_64+0x6be/0x820 [ 133.648765] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 133.653875] ? __x64_sys_futex+0x47f/0x6a0 [ 133.658122] exit_to_usermode_loop+0x22f/0x380 [ 133.662722] ? syscall_slow_exit_work+0x490/0x490 [ 133.667573] ? ksys_ioctl+0x81/0xd0 [ 133.671212] do_syscall_64+0x6be/0x820 [ 133.675107] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 133.680477] ? syscall_return_slowpath+0x5e0/0x5e0 [ 133.685412] ? trace_hardirqs_on_caller+0x2b0/0x2b0 [ 133.690432] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 133.695798] ? recalc_sigpending_tsk+0x180/0x180 [ 133.700557] ? kasan_check_write+0x14/0x20 [ 133.704804] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 133.709660] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 133.714850] RIP: 0033:0x457089 [ 133.718046] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 133.736959] RSP: 002b:00007f323ea61cf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 133.744682] RAX: 0000000000000001 RBX: 0000000000930148 RCX: 0000000000457089 [ 133.751965] RDX: 0000000000000016 RSI: 0000000000000001 RDI: 000000000093014c [ 133.759237] RBP: 0000000000930140 R08: 0000000000000000 R09: 0000000000000000 [ 133.766506] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000093014c [ 133.773776] R13: 00007fff1540e16f R14: 00007f323ea629c0 R15: 0000000000000001 [ 133.781057] [ 133.782682] Allocated by task 6538: [ 133.786324] save_stack+0x43/0xd0 [ 133.789777] kasan_kmalloc+0xc4/0xe0 [ 133.793492] kasan_slab_alloc+0x12/0x20 [ 133.797464] kmem_cache_alloc+0x12e/0x710 [ 133.801610] vmx_create_vcpu+0xcf/0x2830 [ 133.805670] kvm_arch_vcpu_create+0xe5/0x220 [ 133.810088] kvm_vm_ioctl+0x488/0x1d80 [ 133.814000] do_vfs_ioctl+0x1de/0x1720 [ 133.817891] ksys_ioctl+0xa9/0xd0 [ 133.821346] __x64_sys_ioctl+0x73/0xb0 [ 133.825239] do_syscall_64+0x1b9/0x820 [ 133.829130] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 133.834307] [ 133.835933] Freed by task 6537: [ 133.839246] save_stack+0x43/0xd0 [ 133.843156] __kasan_slab_free+0x11a/0x170 [ 133.847393] kasan_slab_free+0xe/0x10 [ 133.851190] kmem_cache_free+0x86/0x280 [ 133.855170] vmx_free_vcpu+0x26b/0x300 [ 133.859059] kvm_arch_destroy_vm+0x365/0x7c0 [ 133.863468] kvm_put_kvm+0x73f/0x1060 [ 133.867270] kvm_vcpu_release+0x7b/0xa0 [ 133.871244] __fput+0x36e/0x8c0 [ 133.874522] ____fput+0x15/0x20 [ 133.877801] task_work_run+0x1e8/0x2a0 [ 133.881687] exit_to_usermode_loop+0x318/0x380 [ 133.886281] do_syscall_64+0x6be/0x820 [ 133.890173] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 133.895352] [ 133.896980] The buggy address belongs to the object at ffff8801b60b8080 [ 133.896980] which belongs to the cache kvm_vcpu(33:syz5) of size 23872 [ 133.910334] The buggy address is located 24 bytes inside of [ 133.910334] 23872-byte region [ffff8801b60b8080, ffff8801b60bddc0) [ 133.922290] The buggy address belongs to the page: [ 133.927219] page:ffffea0006d82e00 count:1 mapcount:0 mapping:ffff8801c5bbd340 index:0x0 compound_mapcount: 0 [ 133.937192] flags: 0x2fffc0000008100(slab|head) [ 133.941868] raw: 02fffc0000008100 ffffea0006d6c408 ffff8801c58e0248 ffff8801c5bbd340 [ 133.949758] raw: 0000000000000000 ffff8801b60b8080 0000000100000001 ffff8801b606a080 [ 133.957630] page dumped because: kasan: bad access detected [ 133.963333] page->mem_cgroup:ffff8801b606a080 [ 133.967818] [ 133.969437] Memory state around the buggy address: [ 133.974570] ffff8801b60b7f80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 133.981928] ffff8801b60b8000: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 133.989284] >ffff8801b60b8080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 133.996638] ^ [ 134.000782] ffff8801b60b8100: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 134.008136] ffff8801b60b8180: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 134.015486] ================================================================== [ 134.022838] Disabling lock debugging due to kernel taint [ 134.029851] Kernel panic - not syncing: panic_on_warn set ... [ 134.029851] [ 134.037238] CPU: 0 PID: 6556 Comm: syz-executor5 Tainted: G B 4.19.0-rc1+ #213 [ 134.045909] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 134.055258] Call Trace: [ 134.057849] dump_stack+0x1c9/0x2b4 [ 134.061479] ? dump_stack_print_info.cold.2+0x52/0x52 [ 134.066673] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 134.071436] panic+0x238/0x4e7 [ 134.074625] ? add_taint.cold.5+0x16/0x16 [ 134.078799] ? trace_hardirqs_on+0xb4/0x2c0 [ 134.083118] ? trace_hardirqs_on+0x9a/0x2c0 [ 134.087438] ? finish_task_switch+0x544/0x870 [ 134.091936] kasan_end_report+0x47/0x4f [ 134.095930] kasan_report.cold.7+0x76/0x30d [ 134.100255] __asan_report_load8_noabort+0x14/0x20 [ 134.105183] finish_task_switch+0x544/0x870 [ 134.109507] ? __switch_to_asm+0x40/0x70 [ 134.113567] ? __switch_to_asm+0x34/0x70 [ 134.117627] ? preempt_notifier_register+0x200/0x200 [ 134.122740] ? __switch_to_asm+0x34/0x70 [ 134.126802] ? __switch_to_asm+0x34/0x70 [ 134.130862] ? __switch_to_asm+0x40/0x70 [ 134.134922] ? __switch_to_asm+0x34/0x70 [ 134.138982] ? __switch_to_asm+0x40/0x70 [ 134.143042] ? __switch_to_asm+0x34/0x70 [ 134.147102] ? __switch_to_asm+0x40/0x70 [ 134.151161] ? __switch_to_asm+0x34/0x70 [ 134.155223] ? __switch_to_asm+0x34/0x70 [ 134.159282] ? __switch_to_asm+0x40/0x70 [ 134.163342] ? __switch_to_asm+0x34/0x70 [ 134.167405] ? __switch_to_asm+0x40/0x70 [ 134.171462] ? __switch_to_asm+0x34/0x70 [ 134.175520] ? __switch_to_asm+0x40/0x70 [ 134.179582] __schedule+0x884/0x1df0 [ 134.183301] ? __sched_text_start+0x8/0x8 [ 134.187447] ? __fget+0x4d5/0x740 [ 134.190906] ? ksys_dup3+0x690/0x690 [ 134.194636] ? kvm_uevent_notify_change.part.32+0x440/0x440 [ 134.200348] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 134.205883] ? do_vfs_ioctl+0x201/0x1720 [ 134.209946] schedule+0xfb/0x450 [ 134.213309] ? ioctl_preallocate+0x300/0x300 [ 134.217723] ? __schedule+0x1df0/0x1df0 [ 134.221710] ? exit_to_usermode_loop+0x8c/0x380 [ 134.226382] ? exit_to_usermode_loop+0x8c/0x380 [ 134.231050] ? lockdep_hardirqs_on+0x421/0x5c0 [ 134.235629] ? trace_hardirqs_on+0xbd/0x2c0 [ 134.239951] ? do_syscall_64+0x6be/0x820 [ 134.244013] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 134.249115] ? __x64_sys_futex+0x47f/0x6a0 [ 134.253360] exit_to_usermode_loop+0x22f/0x380 [ 134.257944] ? syscall_slow_exit_work+0x490/0x490 [ 134.262785] ? ksys_ioctl+0x81/0xd0 [ 134.266414] do_syscall_64+0x6be/0x820 [ 134.270303] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 134.275668] ? syscall_return_slowpath+0x5e0/0x5e0 [ 134.280594] ? trace_hardirqs_on_caller+0x2b0/0x2b0 [ 134.285643] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 134.290660] ? recalc_sigpending_tsk+0x180/0x180 [ 134.295426] ? kasan_check_write+0x14/0x20 [ 134.299670] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 134.304525] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 134.309719] RIP: 0033:0x457089 [ 134.312923] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 134.331821] RSP: 002b:00007f323ea61cf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 134.339562] RAX: 0000000000000001 RBX: 0000000000930148 RCX: 0000000000457089 [ 134.346828] RDX: 0000000000000016 RSI: 0000000000000001 RDI: 000000000093014c [ 134.354090] RBP: 0000000000930140 R08: 0000000000000000 R09: 0000000000000000 [ 134.361357] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000093014c [ 134.368621] R13: 00007fff1540e16f R14: 00007f323ea629c0 R15: 0000000000000001 [ 134.376222] Dumping ftrace buffer: [ 134.379751] (ftrace buffer empty) [ 134.383438] Kernel Offset: disabled [ 134.387047] Rebooting in 86400 seconds..