[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 38.353864] audit: type=1800 audit(1546378190.668:25): pid=7797 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 38.392208] audit: type=1800 audit(1546378190.668:26): pid=7797 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 38.428156] audit: type=1800 audit(1546378190.668:27): pid=7797 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [....] 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 '10.128.10.50' (ECDSA) to the list of known hosts. 2019/01/01 21:31:06 parsed 1 programs 2019/01/01 21:31:08 executed programs: 0 syzkaller login: [ 116.011086] IPVS: ftp: loaded support on port[0] = 21 [ 116.020333] IPVS: ftp: loaded support on port[0] = 21 [ 116.022786] IPVS: ftp: loaded support on port[0] = 21 [ 116.037901] IPVS: ftp: loaded support on port[0] = 21 [ 116.039788] IPVS: ftp: loaded support on port[0] = 21 [ 116.062916] IPVS: ftp: loaded support on port[0] = 21 [ 116.256031] chnl_net:caif_netlink_parms(): no params data found [ 116.359256] chnl_net:caif_netlink_parms(): no params data found [ 116.373272] chnl_net:caif_netlink_parms(): no params data found [ 116.393545] chnl_net:caif_netlink_parms(): no params data found [ 116.408782] bridge0: port 1(bridge_slave_0) entered blocking state [ 116.415559] bridge0: port 1(bridge_slave_0) entered disabled state [ 116.422596] device bridge_slave_0 entered promiscuous mode [ 116.432358] bridge0: port 2(bridge_slave_1) entered blocking state [ 116.438844] bridge0: port 2(bridge_slave_1) entered disabled state [ 116.445823] device bridge_slave_1 entered promiscuous mode [ 116.512249] chnl_net:caif_netlink_parms(): no params data found [ 116.522303] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 116.532822] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 116.562244] chnl_net:caif_netlink_parms(): no params data found [ 116.578675] bridge0: port 1(bridge_slave_0) entered blocking state [ 116.585156] bridge0: port 1(bridge_slave_0) entered disabled state [ 116.592071] device bridge_slave_0 entered promiscuous mode [ 116.602632] bridge0: port 2(bridge_slave_1) entered blocking state [ 116.609375] bridge0: port 2(bridge_slave_1) entered disabled state [ 116.616307] device bridge_slave_1 entered promiscuous mode [ 116.629926] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 116.637648] team0: Port device team_slave_0 added [ 116.642717] bridge0: port 1(bridge_slave_0) entered blocking state [ 116.649144] bridge0: port 1(bridge_slave_0) entered disabled state [ 116.656089] device bridge_slave_0 entered promiscuous mode [ 116.666247] bridge0: port 2(bridge_slave_1) entered blocking state [ 116.672567] bridge0: port 2(bridge_slave_1) entered disabled state [ 116.679502] device bridge_slave_1 entered promiscuous mode [ 116.703855] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 116.711021] team0: Port device team_slave_1 added [ 116.716125] bridge0: port 1(bridge_slave_0) entered blocking state [ 116.722449] bridge0: port 1(bridge_slave_0) entered disabled state [ 116.729513] device bridge_slave_0 entered promiscuous mode [ 116.739647] bridge0: port 2(bridge_slave_1) entered blocking state [ 116.746086] bridge0: port 2(bridge_slave_1) entered disabled state [ 116.753062] device bridge_slave_1 entered promiscuous mode [ 116.782895] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 116.790246] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 116.809169] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 116.816905] bridge0: port 1(bridge_slave_0) entered blocking state [ 116.823343] bridge0: port 1(bridge_slave_0) entered disabled state [ 116.830719] device bridge_slave_0 entered promiscuous mode [ 116.837259] bridge0: port 1(bridge_slave_0) entered blocking state [ 116.843577] bridge0: port 1(bridge_slave_0) entered disabled state [ 116.850676] device bridge_slave_0 entered promiscuous mode [ 116.861054] bridge0: port 2(bridge_slave_1) entered blocking state [ 116.867449] bridge0: port 2(bridge_slave_1) entered disabled state [ 116.874477] device bridge_slave_1 entered promiscuous mode [ 116.881823] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 116.894426] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 116.902889] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 116.910875] bridge0: port 2(bridge_slave_1) entered blocking state [ 116.917506] bridge0: port 2(bridge_slave_1) entered disabled state [ 116.924673] device bridge_slave_1 entered promiscuous mode [ 116.940073] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 117.025720] device hsr_slave_0 entered promiscuous mode [ 117.064207] device hsr_slave_1 entered promiscuous mode [ 117.128258] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 117.136613] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 117.148486] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 117.155903] team0: Port device team_slave_0 added [ 117.165797] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 117.173017] team0: Port device team_slave_0 added [ 117.179416] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 117.187627] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 117.198622] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 117.205848] team0: Port device team_slave_1 added [ 117.211910] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 117.223310] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 117.230635] team0: Port device team_slave_1 added [ 117.236002] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 117.244141] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 117.252210] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 117.259430] team0: Port device team_slave_0 added [ 117.264864] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 117.271944] team0: Port device team_slave_1 added [ 117.277509] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 117.285582] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 117.301454] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 117.321863] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 117.329684] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 117.342190] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 117.399599] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 117.407857] team0: Port device team_slave_0 added [ 117.457007] device hsr_slave_0 entered promiscuous mode [ 117.514106] device hsr_slave_1 entered promiscuous mode [ 117.567360] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 117.577491] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 117.585391] team0: Port device team_slave_0 added [ 117.637101] device hsr_slave_0 entered promiscuous mode [ 117.676678] device hsr_slave_1 entered promiscuous mode [ 117.723006] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 117.730988] team0: Port device team_slave_1 added [ 117.737153] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 117.748849] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 117.757112] team0: Port device team_slave_1 added [ 117.762401] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 117.797011] device hsr_slave_0 entered promiscuous mode [ 117.834121] device hsr_slave_1 entered promiscuous mode [ 117.874437] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 117.881868] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 117.891197] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 117.900346] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 117.908309] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 117.915467] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 117.923526] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 117.932273] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 118.017020] device hsr_slave_0 entered promiscuous mode [ 118.054102] device hsr_slave_1 entered promiscuous mode [ 118.101717] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 118.110641] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 118.159009] device hsr_slave_0 entered promiscuous mode [ 118.204037] device hsr_slave_1 entered promiscuous mode [ 118.245307] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 118.252200] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 118.259922] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 118.276307] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 118.285717] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 118.293228] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 118.344469] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 118.385848] 8021q: adding VLAN 0 to HW filter on device bond0 [ 118.395496] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 118.421602] 8021q: adding VLAN 0 to HW filter on device bond0 [ 118.432456] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 118.458061] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 118.464596] 8021q: adding VLAN 0 to HW filter on device team0 [ 118.473214] 8021q: adding VLAN 0 to HW filter on device bond0 [ 118.479845] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 118.488045] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 118.497334] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 118.512635] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 118.521044] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 118.531179] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 118.542214] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 118.549622] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 118.556868] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 118.565298] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 118.572892] bridge0: port 1(bridge_slave_0) entered blocking state [ 118.579359] bridge0: port 1(bridge_slave_0) entered forwarding state [ 118.587050] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 118.597960] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 118.604875] 8021q: adding VLAN 0 to HW filter on device team0 [ 118.613394] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 118.624517] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 118.634315] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 118.640369] 8021q: adding VLAN 0 to HW filter on device team0 [ 118.648474] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 118.655550] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 118.662453] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 118.670352] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 118.677934] bridge0: port 2(bridge_slave_1) entered blocking state [ 118.684332] bridge0: port 2(bridge_slave_1) entered forwarding state [ 118.696251] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 118.713485] 8021q: adding VLAN 0 to HW filter on device bond0 [ 118.726468] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 118.739508] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 118.750437] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 118.760221] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 118.768114] bridge0: port 1(bridge_slave_0) entered blocking state [ 118.774503] bridge0: port 1(bridge_slave_0) entered forwarding state [ 118.781407] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 118.790587] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 118.798422] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 118.806151] bridge0: port 1(bridge_slave_0) entered blocking state [ 118.812487] bridge0: port 1(bridge_slave_0) entered forwarding state [ 118.820039] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 118.827750] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 118.838177] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 118.851436] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 118.859167] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 118.868050] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 118.879534] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 118.890221] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 118.897697] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 118.904829] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 118.912527] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 118.920567] bridge0: port 2(bridge_slave_1) entered blocking state [ 118.926992] bridge0: port 2(bridge_slave_1) entered forwarding state [ 118.935115] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 118.942830] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 118.950537] bridge0: port 2(bridge_slave_1) entered blocking state [ 118.956887] bridge0: port 2(bridge_slave_1) entered forwarding state [ 118.964060] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 118.974865] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 118.980959] 8021q: adding VLAN 0 to HW filter on device team0 [ 118.992041] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 119.005129] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 119.014188] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 119.022708] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 119.031726] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 119.042381] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 119.050984] bridge0: port 1(bridge_slave_0) entered blocking state [ 119.057369] bridge0: port 1(bridge_slave_0) entered forwarding state [ 119.064351] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 119.072128] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 119.079807] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 119.087619] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 119.095582] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 119.104446] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 119.111274] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 119.118953] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 119.126548] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 119.136525] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 119.149552] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 119.157574] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 119.165567] bridge0: port 2(bridge_slave_1) entered blocking state [ 119.171900] bridge0: port 2(bridge_slave_1) entered forwarding state [ 119.189703] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 119.202850] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 119.212468] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 119.220941] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 119.228612] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 119.238448] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 119.245776] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 119.257535] 8021q: adding VLAN 0 to HW filter on device bond0 [ 119.265807] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 119.273945] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 119.289086] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 119.301931] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 119.310920] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 119.319170] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 119.328252] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 119.335818] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 119.343560] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 119.351550] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 119.359858] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 119.371442] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 119.383220] 8021q: adding VLAN 0 to HW filter on device bond0 [ 119.390954] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 119.398638] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 119.407981] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 119.416003] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 119.423510] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 119.431359] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 119.439166] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 119.449852] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 119.460268] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 119.471037] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 119.486765] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 119.493581] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 119.501509] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 119.510786] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 119.518687] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 119.526763] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 119.534491] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 119.541856] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 119.550081] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 119.557923] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 119.568148] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 119.578005] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 119.588565] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 119.597795] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 119.606496] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 119.622694] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 119.629573] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 119.637086] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 119.644651] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 119.652383] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 119.660195] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 119.668806] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 119.676645] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 119.683494] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 119.692883] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 119.698999] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 119.709201] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 119.719343] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 119.726835] 8021q: adding VLAN 0 to HW filter on device team0 [ 119.738459] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 119.747003] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 119.753075] 8021q: adding VLAN 0 to HW filter on device team0 [ 119.763635] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 119.771619] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 119.779945] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 119.788109] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 119.795880] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 119.806355] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 119.820826] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 119.833153] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 119.843618] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 119.850694] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 119.858033] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 119.866875] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 119.874544] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 119.882271] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 119.890342] bridge0: port 1(bridge_slave_0) entered blocking state [ 119.896747] bridge0: port 1(bridge_slave_0) entered forwarding state [ 119.903591] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 119.911738] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 119.919703] bridge0: port 1(bridge_slave_0) entered blocking state [ 119.926107] bridge0: port 1(bridge_slave_0) entered forwarding state [ 119.936519] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 119.942545] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 119.955774] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 119.967280] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 119.974593] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 119.981795] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 119.989144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 120.004470] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 120.012124] bridge0: port 2(bridge_slave_1) entered blocking state [ 120.018540] bridge0: port 2(bridge_slave_1) entered forwarding state [ 120.035772] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 120.062823] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 120.073333] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 120.085988] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 120.094258] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 120.101796] bridge0: port 2(bridge_slave_1) entered blocking state [ 120.108171] bridge0: port 2(bridge_slave_1) entered forwarding state [ 120.117332] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 120.127420] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 120.149046] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 120.195538] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 120.207014] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 120.229470] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 120.239044] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 120.255392] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 120.266740] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 120.276359] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 120.296442] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 120.318434] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 120.335805] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 120.371485] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 120.392984] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 120.431126] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 120.445515] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 120.465417] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 120.478984] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 120.505963] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 120.540657] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 120.564740] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 120.576007] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 120.585023] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 120.595561] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 120.626685] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 120.652050] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 120.660590] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 120.668334] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 120.675918] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 120.683259] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 120.691705] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 120.699370] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 120.707762] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 120.716634] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 120.722646] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 120.739563] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 120.748507] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 120.759613] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 120.765910] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 120.773362] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 120.781118] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 120.809894] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 120.817617] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 120.830891] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 120.845533] 8021q: adding VLAN 0 to HW filter on device batadv0 2019/01/01 21:31:13 executed programs: 18 2019/01/01 21:31:18 executed programs: 336 2019/01/01 21:31:23 executed programs: 663 [ 132.897440] ================================================================== [ 132.904985] BUG: KASAN: use-after-free in posix_lock_inode+0x1f9e/0x2750 [ 132.911827] Read of size 8 at addr ffff88808791b000 by task syz-executor2/10100 [ 132.919265] [ 132.920894] CPU: 1 PID: 10100 Comm: syz-executor2 Not tainted 4.20.0+ #3 [ 132.927740] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 132.937088] Call Trace: [ 132.939688] dump_stack+0x1db/0x2d0 [ 132.943321] ? dump_stack_print_info.cold+0x20/0x20 [ 132.948374] ? posix_lock_inode+0x1f9e/0x2750 [ 132.952875] print_address_description.cold+0x7c/0x20d [ 132.958150] ? posix_lock_inode+0x1f9e/0x2750 [ 132.962658] ? posix_lock_inode+0x1f9e/0x2750 [ 132.967164] kasan_report.cold+0x1b/0x40 [ 132.971227] ? posix_lock_inode+0x1f9e/0x2750 [ 132.975732] __asan_report_load8_noabort+0x14/0x20 [ 132.980671] posix_lock_inode+0x1f9e/0x2750 [ 132.985018] ? rcu_read_unlock_special+0x380/0x380 [ 132.989969] ? locks_remove_flock+0x360/0x360 [ 132.994508] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 133.000533] ? should_fail+0x1e6/0xd22 [ 133.004463] ? aa_path_link+0x5d0/0x5d0 [ 133.008472] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 133.014012] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 133.019564] ? check_preemption_disabled+0x48/0x290 [ 133.024582] ? locks_alloc_lock+0x8e/0x2f0 [ 133.028834] ? rcu_lockdep_current_cpu_online+0x1aa/0x220 [ 133.034378] ? lockdep_init_map+0x10c/0x5b0 [ 133.038716] vfs_lock_file+0xc7/0xf0 [ 133.043009] do_lock_file_wait.part.0+0xe5/0x260 [ 133.047769] ? apparmor_path_rmdir+0x30/0x30 [ 133.052180] ? locks_remove_posix+0x860/0x860 [ 133.056711] ? locks_move_blocks+0x570/0x570 [ 133.061124] ? apparmor_file_lock+0x48/0x50 [ 133.065455] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 133.070999] fcntl_setlk+0x2f1/0xfe0 [ 133.074719] ? fcntl_getlk+0x530/0x530 [ 133.078627] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 133.084166] ? _copy_from_user+0xdd/0x150 [ 133.088346] do_fcntl+0x843/0x12b0 [ 133.091886] ? f_getown+0xc0/0xc0 [ 133.095340] ? fget_raw+0x20/0x20 [ 133.098797] ? do_syscall_64+0x8c/0x800 [ 133.102774] ? trace_hardirqs_on+0xbd/0x310 [ 133.107096] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 133.112633] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 133.118003] ? security_file_fcntl+0x93/0xc0 [ 133.122413] __x64_sys_fcntl+0x16d/0x1e0 [ 133.126479] do_syscall_64+0x1a3/0x800 [ 133.130365] ? syscall_return_slowpath+0x5f0/0x5f0 [ 133.135296] ? prepare_exit_to_usermode+0x232/0x3b0 [ 133.140318] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 133.145170] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 133.150355] RIP: 0033:0x457ec9 [ 133.153544] Code: 6d b7 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 3b b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 133.172444] RSP: 002b:00007f58bbb50c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000048 [ 133.180165] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457ec9 [ 133.187467] RDX: 0000000020000140 RSI: 0000000000000007 RDI: 0000000000000003 [ 133.194737] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 133.202003] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f58bbb516d4 [ 133.209268] R13: 00000000004be5f0 R14: 00000000004ceab0 R15: 00000000ffffffff [ 133.216546] [ 133.218183] Allocated by task 10100: [ 133.221898] save_stack+0x45/0xd0 [ 133.225347] kasan_kmalloc+0xcf/0xe0 [ 133.229079] kasan_slab_alloc+0xf/0x20 [ 133.232965] kmem_cache_alloc+0x12d/0x710 [ 133.237110] locks_alloc_lock+0x8e/0x2f0 [ 133.241166] fcntl_setlk+0xa9/0xfe0 [ 133.244793] do_fcntl+0x843/0x12b0 [ 133.248332] __x64_sys_fcntl+0x16d/0x1e0 [ 133.252406] do_syscall_64+0x1a3/0x800 [ 133.256298] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 133.261477] [ 133.263110] Freed by task 10100: [ 133.266472] save_stack+0x45/0xd0 [ 133.269924] __kasan_slab_free+0x102/0x150 [ 133.274259] kasan_slab_free+0xe/0x10 [ 133.278055] kmem_cache_free+0x86/0x260 [ 133.282041] locks_free_lock+0x27a/0x3f0 [ 133.286097] fcntl_setlk+0x7b5/0xfe0 [ 133.289808] do_fcntl+0x843/0x12b0 [ 133.293371] __x64_sys_fcntl+0x16d/0x1e0 [ 133.297435] do_syscall_64+0x1a3/0x800 [ 133.301318] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 133.306503] [ 133.308130] The buggy address belongs to the object at ffff88808791b000 [ 133.308130] which belongs to the cache file_lock_cache of size 264 [ 133.321128] The buggy address is located 0 bytes inside of [ 133.321128] 264-byte region [ffff88808791b000, ffff88808791b108) [ 133.332832] The buggy address belongs to the page: [ 133.337760] page:ffffea00021e46c0 count:1 mapcount:0 mapping:ffff8880aa16a1c0 index:0x0 [ 133.345899] flags: 0x1fffc0000000200(slab) [ 133.350137] raw: 01fffc0000000200 ffffea0002333508 ffffea00021d76c8 ffff8880aa16a1c0 [ 133.358046] raw: 0000000000000000 ffff88808791b000 000000010000000c 0000000000000000 [ 133.365917] page dumped because: kasan: bad access detected [ 133.371616] [ 133.373231] Memory state around the buggy address: [ 133.378155] ffff88808791af00: fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc fc [ 133.385558] ffff88808791af80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 133.392912] >ffff88808791b000: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 133.400260] ^ [ 133.403619] ffff88808791b080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 133.410975] ffff88808791b100: fb fc fc fc fc fc fc fc fc fb fb fb fb fb fb fb [ 133.418326] ================================================================== [ 133.425682] Disabling lock debugging due to kernel taint [ 133.432676] Kernel panic - not syncing: panic_on_warn set ... [ 133.438584] CPU: 1 PID: 10100 Comm: syz-executor2 Tainted: G B 4.20.0+ #3 [ 133.446801] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 133.456143] Call Trace: [ 133.458730] dump_stack+0x1db/0x2d0 [ 133.462356] ? dump_stack_print_info.cold+0x20/0x20 [ 133.467377] panic+0x2cb/0x589 [ 133.470571] ? add_taint.cold+0x16/0x16 [ 133.474548] ? trace_hardirqs_on+0xb4/0x310 [ 133.478861] ? trace_hardirqs_on+0xb4/0x310 [ 133.483178] ? posix_lock_inode+0x1f9e/0x2750 [ 133.487682] end_report+0x47/0x4f [ 133.491129] ? posix_lock_inode+0x1f9e/0x2750 [ 133.495618] kasan_report.cold+0xe/0x40 [ 133.499604] ? posix_lock_inode+0x1f9e/0x2750 [ 133.504096] __asan_report_load8_noabort+0x14/0x20 [ 133.509073] posix_lock_inode+0x1f9e/0x2750 [ 133.513393] ? rcu_read_unlock_special+0x380/0x380 [ 133.518326] ? locks_remove_flock+0x360/0x360 [ 133.522839] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 133.528392] ? should_fail+0x1e6/0xd22 [ 133.532312] ? aa_path_link+0x5d0/0x5d0 [ 133.536313] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 133.541866] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 133.547434] ? check_preemption_disabled+0x48/0x290 [ 133.552465] ? locks_alloc_lock+0x8e/0x2f0 [ 133.556741] ? rcu_lockdep_current_cpu_online+0x1aa/0x220 [ 133.562275] ? lockdep_init_map+0x10c/0x5b0 [ 133.566600] vfs_lock_file+0xc7/0xf0 [ 133.570314] do_lock_file_wait.part.0+0xe5/0x260 [ 133.575066] ? apparmor_path_rmdir+0x30/0x30 [ 133.579472] ? locks_remove_posix+0x860/0x860 [ 133.583964] ? locks_move_blocks+0x570/0x570 [ 133.588371] ? apparmor_file_lock+0x48/0x50 [ 133.592697] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 133.598233] fcntl_setlk+0x2f1/0xfe0 [ 133.601945] ? fcntl_getlk+0x530/0x530 [ 133.605852] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 133.611386] ? _copy_from_user+0xdd/0x150 [ 133.615532] do_fcntl+0x843/0x12b0 [ 133.619067] ? f_getown+0xc0/0xc0 [ 133.622535] ? fget_raw+0x20/0x20 [ 133.625988] ? do_syscall_64+0x8c/0x800 [ 133.630197] ? trace_hardirqs_on+0xbd/0x310 [ 133.634517] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 133.640052] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 133.645413] ? security_file_fcntl+0x93/0xc0 [ 133.649827] __x64_sys_fcntl+0x16d/0x1e0 [ 133.653893] do_syscall_64+0x1a3/0x800 [ 133.657811] ? syscall_return_slowpath+0x5f0/0x5f0 [ 133.662766] ? prepare_exit_to_usermode+0x232/0x3b0 [ 133.667782] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 133.672625] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 133.677812] RIP: 0033:0x457ec9 [ 133.681009] Code: 6d b7 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 3b b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 133.699901] RSP: 002b:00007f58bbb50c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000048 [ 133.707623] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457ec9 [ 133.714886] RDX: 0000000020000140 RSI: 0000000000000007 RDI: 0000000000000003 [ 133.722149] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 133.729411] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f58bbb516d4 [ 133.736696] R13: 00000000004be5f0 R14: 00000000004ceab0 R15: 00000000ffffffff [ 133.744884] Kernel Offset: disabled [ 133.748509] Rebooting in 86400 seconds..