Debian GNU/Linux 9 syzkaller ttyS0 syzkaller login: [ 27.530118] audit: type=1400 audit(1587562185.523:8): avc: denied { execmem } for pid=6118 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 27.774545] IPVS: ftp: loaded support on port[0] = 21 [ 28.923823] can: request_module (can-proto-0) failed. [ 28.932239] can: request_module (can-proto-0) failed. [ 28.940212] can: request_module (can-proto-0) failed. [ 28.965944] audit: type=1400 audit(1587562186.964:9): avc: denied { create } for pid=6097 comm="syz-fuzzer" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=dccp_socket permissive=1 Warning: Permanently added '10.128.1.37' (ECDSA) to the list of known hosts. 2020/04/22 13:29:55 parsed 1 programs 2020/04/22 13:29:55 executed programs: 0 [ 37.629180] audit: type=1400 audit(1587562195.628:10): avc: denied { execmem } for pid=6237 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 37.929843] IPVS: ftp: loaded support on port[0] = 21 [ 38.666642] IPVS: ftp: loaded support on port[0] = 21 [ 38.727530] chnl_net:caif_netlink_parms(): no params data found [ 38.800792] IPVS: ftp: loaded support on port[0] = 21 [ 38.802411] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.813706] bridge0: port 1(bridge_slave_0) entered disabled state [ 38.821140] device bridge_slave_0 entered promiscuous mode [ 38.843051] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.851147] bridge0: port 2(bridge_slave_1) entered disabled state [ 38.857932] device bridge_slave_1 entered promiscuous mode [ 38.881036] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 38.889428] chnl_net:caif_netlink_parms(): no params data found [ 38.902686] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 38.930627] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 38.937888] team0: Port device team_slave_0 added [ 38.945962] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 38.953473] team0: Port device team_slave_1 added [ 38.971260] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 38.985010] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.991735] bridge0: port 1(bridge_slave_0) entered disabled state [ 38.999836] device bridge_slave_0 entered promiscuous mode [ 39.006569] IPVS: ftp: loaded support on port[0] = 21 [ 39.006767] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 39.021519] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.027855] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.035280] device bridge_slave_1 entered promiscuous mode [ 39.064700] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 39.075051] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 39.121030] device hsr_slave_0 entered promiscuous mode [ 39.158695] device hsr_slave_1 entered promiscuous mode [ 39.200911] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 39.215154] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 39.222234] team0: Port device team_slave_0 added [ 39.227291] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 39.237930] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 39.246059] team0: Port device team_slave_1 added [ 39.306491] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 39.323946] chnl_net:caif_netlink_parms(): no params data found [ 39.336638] IPVS: ftp: loaded support on port[0] = 21 [ 39.336924] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 39.350838] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.357295] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.364250] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.370649] bridge0: port 1(bridge_slave_0) entered forwarding state [ 39.430511] device hsr_slave_0 entered promiscuous mode [ 39.468683] device hsr_slave_1 entered promiscuous mode [ 39.509357] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 39.518117] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 39.562357] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.568759] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.575395] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.581791] bridge0: port 1(bridge_slave_0) entered forwarding state [ 39.636217] chnl_net:caif_netlink_parms(): no params data found [ 39.662152] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.669214] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.677066] device bridge_slave_0 entered promiscuous mode [ 39.677084] IPVS: ftp: loaded support on port[0] = 21 [ 39.703810] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 39.711404] 8021q: adding VLAN 0 to HW filter on device bond0 [ 39.717442] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.724233] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.731384] device bridge_slave_1 entered promiscuous mode [ 39.762911] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.769795] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.776631] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 39.784649] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.791355] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.812048] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 39.820653] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 39.828411] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.834744] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.842883] device bridge_slave_0 entered promiscuous mode [ 39.870135] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 39.902064] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 39.910748] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 39.918363] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 39.925292] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.932291] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.939491] device bridge_slave_1 entered promiscuous mode [ 39.980218] chnl_net:caif_netlink_parms(): no params data found [ 39.997255] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 40.004346] 8021q: adding VLAN 0 to HW filter on device team0 [ 40.021159] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 40.030384] team0: Port device team_slave_0 added [ 40.036692] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 40.047130] team0: Port device team_slave_1 added [ 40.057548] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 40.068019] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 40.097096] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 40.105532] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 40.113574] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 40.121513] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 40.129406] team0: Port device team_slave_0 added [ 40.139916] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 40.147632] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 40.155913] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.162311] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.178334] 8021q: adding VLAN 0 to HW filter on device bond0 [ 40.185744] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 40.197817] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 40.207088] team0: Port device team_slave_1 added [ 40.212365] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.219006] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.225728] device bridge_slave_0 entered promiscuous mode [ 40.234281] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.240682] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.247523] device bridge_slave_1 entered promiscuous mode [ 40.254192] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 40.262305] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 40.270095] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.276420] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.284955] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 40.296448] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 40.339342] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 40.381913] device hsr_slave_0 entered promiscuous mode [ 40.428333] device hsr_slave_1 entered promiscuous mode [ 40.469130] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 40.475975] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 40.498778] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 40.507391] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 40.518510] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 40.532260] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 40.538820] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 40.560638] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 40.567393] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 40.580476] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 40.587486] team0: Port device team_slave_0 added [ 40.641450] device hsr_slave_0 entered promiscuous mode [ 40.678523] device hsr_slave_1 entered promiscuous mode [ 40.720538] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 40.728073] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 40.735092] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 40.743446] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 40.751183] team0: Port device team_slave_1 added [ 40.758627] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 40.764678] 8021q: adding VLAN 0 to HW filter on device team0 [ 40.773937] chnl_net:caif_netlink_parms(): no params data found [ 40.783601] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 40.794201] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 40.802451] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 40.822174] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 40.831273] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 40.839424] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 40.847706] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 40.858228] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 40.865795] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 40.882072] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 40.891250] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 40.900327] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 40.909200] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 40.916676] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.923036] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.930600] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 40.938132] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 40.945452] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 40.952946] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 40.962099] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 40.987119] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 40.998081] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 41.005863] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 41.016948] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 41.023535] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 41.030444] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 41.038701] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 41.046382] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.052844] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.059753] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 41.067077] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 41.081463] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.087802] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.096082] device bridge_slave_0 entered promiscuous mode [ 41.111244] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 41.141506] device hsr_slave_0 entered promiscuous mode [ 41.178193] device hsr_slave_1 entered promiscuous mode [ 41.220521] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 41.228758] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.235094] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.242211] device bridge_slave_1 entered promiscuous mode [ 41.255763] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 41.267424] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 41.274889] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 41.293730] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 41.302757] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 41.310669] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 41.318689] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 41.328192] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 41.334550] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 41.346543] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 41.356010] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.368247] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 41.380656] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 41.401082] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 41.411339] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 41.419005] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 41.425642] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 41.434450] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 41.443118] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 41.454230] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 41.461697] team0: Port device team_slave_0 added [ 41.468617] 8021q: adding VLAN 0 to HW filter on device bond0 [ 41.478584] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 41.485939] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 41.495929] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 41.505343] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 41.512621] team0: Port device team_slave_1 added [ 41.518926] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 41.525636] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 41.533048] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 41.542044] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 41.548406] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 41.558462] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 41.569721] 8021q: adding VLAN 0 to HW filter on device bond0 [ 41.575939] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 41.585992] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 41.600258] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 41.606610] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 41.615314] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 41.622638] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.633897] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 41.643176] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 41.650058] 8021q: adding VLAN 0 to HW filter on device team0 [ 41.662316] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 41.669026] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 41.678037] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 41.684805] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.693219] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 41.701569] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 41.714941] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 41.723213] 8021q: adding VLAN 0 to HW filter on device team0 [ 41.730971] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 41.770947] device hsr_slave_0 entered promiscuous mode [ 41.808538] device hsr_slave_1 entered promiscuous mode [ 41.859658] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 41.870852] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 41.878619] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 41.886067] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.892431] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.900834] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 41.909045] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 41.916497] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.922904] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.930040] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 41.936974] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 41.945768] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 41.955784] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 41.966047] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 41.976449] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 41.984377] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.990743] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.999631] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 42.006527] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 42.015762] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 42.024228] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.031689] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 42.040070] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.047680] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.054022] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.061227] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 42.077961] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.085351] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 42.100143] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 42.112712] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 42.120872] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 42.132411] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 42.142379] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 42.152415] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 42.159573] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 42.168501] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 42.176866] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 42.187118] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 42.198214] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 42.206643] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 42.217323] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 42.224420] 8021q: adding VLAN 0 to HW filter on device team0 [ 42.232361] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 42.239927] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 42.246779] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 42.254743] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 42.262305] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 42.269331] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.276097] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 42.283726] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 42.291526] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 42.302665] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 42.314161] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 42.338824] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 42.346699] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.360070] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.366424] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.373507] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 42.381136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 42.389153] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 42.397411] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 42.408638] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 42.429802] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 42.441897] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 42.451021] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 42.470700] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 42.478833] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.486447] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.492842] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.502520] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 42.512519] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 42.521005] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 42.530231] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 42.539504] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 42.546931] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 42.555071] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 42.563211] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.570947] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 42.580928] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 42.590201] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 42.596189] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 42.606056] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 42.616283] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 42.624569] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.634125] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 42.642599] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 42.650885] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 42.666416] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 42.674494] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 42.687034] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 42.700935] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 42.708050] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 42.715595] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 42.728330] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 42.736849] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 42.744916] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 42.758960] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 42.766411] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 42.774778] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 42.782675] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 42.792006] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 42.803440] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 42.811051] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 42.818822] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.826316] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 42.833713] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 42.842598] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 42.851681] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 42.858004] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 42.869264] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 42.890708] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.901616] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 42.911022] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 42.919676] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 42.926338] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 42.939198] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 42.947106] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 42.962820] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 42.969202] 8021q: adding VLAN 0 to HW filter on device team0 [ 42.975684] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 42.983631] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.995038] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.009105] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 43.016759] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.025372] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.038697] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.045033] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.057140] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 43.069304] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.079722] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.089899] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.098158] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.104511] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.113524] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 43.123555] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 43.135896] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 43.144076] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 43.155016] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 43.164941] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 43.176231] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 43.193047] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 43.201987] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 43.222479] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 43.233725] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 43.244852] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 43.256217] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 43.269282] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 43.281635] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.289445] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready 2020/04/22 13:30:01 executed programs: 8 [ 43.296987] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.313650] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 43.320009] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 43.347065] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 43.361965] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 43.373671] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 43.381758] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 43.392567] 8021q: adding VLAN 0 to HW filter on device batadv0 2020/04/22 13:30:06 executed programs: 45 2020/04/22 13:30:11 executed programs: 108 [ 55.108218] kasan: CONFIG_KASAN_INLINE enabled [ 55.112927] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 55.120274] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 55.126513] Modules linked in: [ 55.129686] CPU: 0 PID: 7963 Comm: syz-executor.5 Not tainted 4.14.176-syzkaller #0 [ 55.137455] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.146788] task: ffff888091ef06c0 task.stack: ffff888077fe0000 [ 55.152835] RIP: 0010:skb_unlink+0xbb/0x160 [ 55.157134] RSP: 0018:ffff888077fe7870 EFLAGS: 00010002 [ 55.162475] RAX: 0000000000000286 RBX: ffff888094dc8700 RCX: 0000000000000001 [ 55.169721] RDX: dffffc0000000000 RSI: ffff888091ef0f68 RDI: 0000000000000008 [ 55.176963] RBP: ffff888077fe7898 R08: ffff888091ef0f88 R09: 00000000000035fb [ 55.184206] R10: 0000000000000028 R11: ffff888091ef06c0 R12: 0000000000000000 [ 55.191537] R13: 0000000000000000 R14: ffff888077e10960 R15: 0000000000000000 [ 55.198783] FS: 00007f0bdbd53700(0000) GS:ffff8880aee00000(0000) knlGS:0000000000000000 [ 55.206978] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.212830] CR2: 0000000000000004 CR3: 0000000094f47000 CR4: 00000000001406f0 [ 55.220073] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 55.227314] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 55.234558] Call Trace: [ 55.237123] kcm_recvmsg+0x395/0x570 [ 55.240807] ? free_mux+0x20/0x20 [ 55.244233] ? free_mux+0x20/0x20 [ 55.247658] sock_recvmsg_nosec+0x7b/0xd0 [ 55.251789] ___sys_recvmsg+0x206/0x4d0 [ 55.255735] ? ___sys_sendmsg+0x920/0x920 [ 55.259858] ? trace_hardirqs_on+0x10/0x10 [ 55.264063] ? trace_hardirqs_off+0x10/0x10 [ 55.268354] ? retint_kernel+0x2d/0x2d [ 55.272213] ? find_held_lock+0x36/0x1d0 [ 55.276247] ? __might_fault+0xf1/0x1b0 [ 55.280193] __sys_recvmmsg+0x20d/0x600 [ 55.284139] ? SyS_recvmsg+0x20/0x20 [ 55.287823] ? find_held_lock+0x36/0x1d0 [ 55.291857] ? __might_fault+0xf1/0x1b0 [ 55.295816] ? lock_downgrade+0x7f0/0x7f0 [ 55.299939] ? kasan_check_read+0x11/0x20 [ 55.304059] SyS_recvmmsg+0x109/0x120 [ 55.307829] ? SyS_clock_gettime+0x115/0x160 [ 55.312223] ? __sys_recvmmsg+0x600/0x600 [ 55.316342] ? move_addr_to_kernel+0x20/0x20 [ 55.320723] ? do_syscall_64+0x4c/0x5b0 [ 55.324670] ? __sys_recvmmsg+0x600/0x600 [ 55.328794] do_syscall_64+0x1c7/0x5b0 [ 55.332659] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 55.337478] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 55.342640] RIP: 0033:0x45a639 [ 55.345802] RSP: 002b:00007f0bdbd52c78 EFLAGS: 00000246 ORIG_RAX: 000000000000012b [ 55.353483] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 000000000045a639 [ 55.360722] RDX: 0400000000000310 RSI: 0000000020003540 RDI: 0000000000000005 [ 55.367966] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 55.375208] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f0bdbd536d4 [ 55.382447] R13: 00000000004c82f0 R14: 00000000004de6e0 R15: 00000000ffffffff [ 55.389702] Code: 00 00 00 49 8d 7d 08 4c 8b 63 08 48 ba 00 00 00 00 00 fc ff df 48 c7 43 08 00 00 00 00 48 89 f9 48 c7 03 00 00 00 00 48 c1 e9 03 <80> 3c 11 00 75 5b 4c 89 e1 4d 89 65 08 48 ba 00 00 00 00 00 fc [ 55.408748] RIP: skb_unlink+0xbb/0x160 RSP: ffff888077fe7870 [ 55.414520] ---[ end trace c95c65e6c204d793 ]--- [ 55.419243] Kernel panic - not syncing: Fatal exception [ 55.425871] Kernel Offset: disabled [ 55.429482] Rebooting in 86400 seconds..