Debian GNU/Linux 9 syzkaller ttyS0 syzkaller login: [ 29.569828] audit: type=1400 audit(1591631035.232:8): avc: denied { execmem } for pid=6280 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 29.825071] IPVS: ftp: loaded support on port[0] = 21 [ 31.046903] can: request_module (can-proto-0) failed. [ 31.056060] can: request_module (can-proto-0) failed. [ 31.064817] can: request_module (can-proto-0) failed. [ 31.092444] audit: type=1400 audit(1591631036.754:9): avc: denied { create } for pid=6259 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 '10.128.15.197' (ECDSA) to the list of known hosts. 2020/06/08 15:44:04 parsed 1 programs 2020/06/08 15:44:04 executed programs: 0 [ 38.743219] audit: type=1400 audit(1591631044.409:10): avc: denied { execmem } for pid=6399 comm="syz-executor.2" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 39.058335] IPVS: ftp: loaded support on port[0] = 21 [ 39.846684] IPVS: ftp: loaded support on port[0] = 21 [ 39.918329] chnl_net:caif_netlink_parms(): no params data found [ 39.971293] IPVS: ftp: loaded support on port[0] = 21 [ 40.005983] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.013175] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.020847] device bridge_slave_0 entered promiscuous mode [ 40.046319] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.052819] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.060777] device bridge_slave_1 entered promiscuous mode [ 40.073038] chnl_net:caif_netlink_parms(): no params data found [ 40.111552] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 40.122396] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 40.160725] IPVS: ftp: loaded support on port[0] = 21 [ 40.177187] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 40.184596] team0: Port device team_slave_0 added [ 40.189759] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.196124] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.203904] device bridge_slave_0 entered promiscuous mode [ 40.213030] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.219677] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.227120] device bridge_slave_1 entered promiscuous mode [ 40.233825] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 40.241220] team0: Port device team_slave_1 added [ 40.248565] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 40.268567] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 40.276518] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 40.303151] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 40.369728] device hsr_slave_0 entered promiscuous mode [ 40.407053] device hsr_slave_1 entered promiscuous mode [ 40.449602] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 40.466135] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 40.480005] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 40.487736] team0: Port device team_slave_0 added [ 40.497548] IPVS: ftp: loaded support on port[0] = 21 [ 40.526024] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 40.533600] team0: Port device team_slave_1 added [ 40.564991] chnl_net:caif_netlink_parms(): no params data found [ 40.579473] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 40.596130] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.602651] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.609881] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.616250] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.645704] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 40.667641] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.674378] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.681750] device bridge_slave_0 entered promiscuous mode [ 40.691221] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.698573] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.705367] device bridge_slave_1 entered promiscuous mode [ 40.770037] device hsr_slave_0 entered promiscuous mode [ 40.816896] device hsr_slave_1 entered promiscuous mode [ 40.857676] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 40.879477] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 40.930778] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.938740] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.959693] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 40.971251] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 40.980688] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.001608] chnl_net:caif_netlink_parms(): no params data found [ 41.042308] IPVS: ftp: loaded support on port[0] = 21 [ 41.062790] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 41.069973] team0: Port device team_slave_0 added [ 41.075978] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 41.085178] team0: Port device team_slave_1 added [ 41.107889] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.114301] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.121500] device bridge_slave_0 entered promiscuous mode [ 41.163170] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 41.174982] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 41.239671] device hsr_slave_0 entered promiscuous mode [ 41.276701] device hsr_slave_1 entered promiscuous mode [ 41.316690] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.323055] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.330528] device bridge_slave_1 entered promiscuous mode [ 41.345846] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 41.355432] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 41.379657] 8021q: adding VLAN 0 to HW filter on device bond0 [ 41.393973] 8021q: adding VLAN 0 to HW filter on device bond0 [ 41.408682] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 41.416636] chnl_net:caif_netlink_parms(): no params data found [ 41.428051] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 41.440912] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.449152] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 41.465055] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 41.473844] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 41.483486] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 41.489744] 8021q: adding VLAN 0 to HW filter on device team0 [ 41.521548] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 41.529629] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.538479] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 41.546097] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 41.556895] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 41.564969] team0: Port device team_slave_0 added [ 41.582450] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 41.590702] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 41.598583] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.604985] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.612158] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 41.619179] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.628643] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 41.636942] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 41.644825] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 41.652966] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.659401] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.672554] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 41.680988] team0: Port device team_slave_1 added [ 41.688836] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 41.697429] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 41.718764] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 41.724837] 8021q: adding VLAN 0 to HW filter on device team0 [ 41.732406] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.739175] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.747363] device bridge_slave_0 entered promiscuous mode [ 41.757548] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 41.765177] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 41.808476] device hsr_slave_0 entered promiscuous mode [ 41.846386] device hsr_slave_1 entered promiscuous mode [ 41.891314] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 41.898853] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 41.905615] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.912593] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.919898] device bridge_slave_1 entered promiscuous mode [ 41.939738] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 41.956842] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 41.962927] 8021q: adding VLAN 0 to HW filter on device bond0 [ 41.970090] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 41.978218] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 41.985852] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 41.995039] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.001422] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.009805] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 42.019044] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 42.029727] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 42.039113] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 42.048833] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 42.057547] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 42.065957] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 42.075848] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 42.083806] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 42.092884] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.111513] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 42.146129] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 42.152226] 8021q: adding VLAN 0 to HW filter on device team0 [ 42.160169] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 42.168450] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 42.180084] team0: Port device team_slave_0 added [ 42.185133] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 42.192905] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 42.200469] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 42.208371] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.215998] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.222339] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.231858] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 42.259789] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 42.268488] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 42.275730] team0: Port device team_slave_1 added [ 42.281819] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 42.290506] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 42.298318] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 42.305813] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 42.314065] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.321989] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.328497] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.338655] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 42.350633] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 42.360141] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 42.367762] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 42.374848] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 42.382824] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 42.391117] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 42.401772] chnl_net:caif_netlink_parms(): no params data found [ 42.416884] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 42.427026] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 42.435311] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 42.442501] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 42.456677] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 42.470058] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 42.477895] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.485375] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.491907] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.498917] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 42.506814] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 42.514590] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 42.522400] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.532612] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 42.542552] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 42.590263] device hsr_slave_0 entered promiscuous mode [ 42.646121] device hsr_slave_1 entered promiscuous mode [ 42.688100] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 42.694165] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 42.701734] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 42.709577] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 42.717618] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 42.725326] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 42.734929] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 42.748022] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 42.770187] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 42.778272] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 42.788933] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 42.801077] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 42.808189] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.819554] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.826221] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.833165] device bridge_slave_0 entered promiscuous mode [ 42.840593] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 42.848502] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 42.856019] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 42.863927] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 42.871611] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 42.881001] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 42.895246] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.902081] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.909584] device bridge_slave_1 entered promiscuous mode [ 42.926136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 42.933632] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.948609] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 42.956461] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 42.962460] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 42.971427] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 42.980400] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 42.990249] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 43.003788] 8021q: adding VLAN 0 to HW filter on device bond0 [ 43.012229] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 43.020272] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 43.029710] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 43.041222] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 43.051102] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 43.069347] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 43.078497] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 43.085150] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 43.095227] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.108865] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 43.118038] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 43.126602] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 43.133682] team0: Port device team_slave_0 added [ 43.139745] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 43.147575] team0: Port device team_slave_1 added [ 43.153554] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 43.160983] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 43.169358] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.178878] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 43.184891] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 43.193746] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 43.201771] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 43.214157] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 43.224360] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 43.235171] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 43.254114] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 43.261312] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 43.272565] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.280573] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.291700] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 43.309366] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 43.315841] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.323219] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 43.334786] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 43.368700] device hsr_slave_0 entered promiscuous mode [ 43.385948] device hsr_slave_1 entered promiscuous mode [ 43.426225] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 43.433379] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 43.452367] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 43.459824] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 43.472126] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 43.479734] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.497308] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.505234] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.519555] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.525976] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.542870] 8021q: adding VLAN 0 to HW filter on device bond0 [ 43.552583] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 43.560229] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.568683] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.577475] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.585125] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.591522] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.604438] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 43.618516] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 43.626638] BUG: unable to handle kernel NULL pointer dereference at 0000000000000003 [ 43.627593] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 43.634642] IP: mem_serial_out+0x61/0x90 [ 43.645436] PGD 83168067 P4D 83168067 PUD 8f3cb067 PMD 0 [ 43.648739] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 43.651059] Oops: 0002 [#1] PREEMPT SMP KASAN [ 43.659631] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 43.662307] Modules linked in: [ 43.671300] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 43.672266] CPU: 0 PID: 7301 Comm: syz-executor.1 Not tainted 4.14.183-syzkaller #0 [ 43.681272] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 43.686793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 43.686797] task: ffff88808dbe4680 task.stack: ffff88808e788000 [ 43.686807] RIP: 0010:mem_serial_out+0x61/0x90 [ 43.686809] RSP: 0018:ffff88808e78f8c0 EFLAGS: 00010206 [ 43.686812] RAX: dffffc0000000000 RBX: ffffffff8a460dd0 RCX: 1ffffffff148c1c2 [ 43.686815] RDX: 00000000000000bf RSI: 0000000000000003 RDI: ffffffff8a460e10 [ 43.686817] RBP: ffff88808e78f8d0 R08: ffff88808dbe4f50 R09: 0000000000000000 [ 43.686819] R10: 0000000000000000 R11: 0000000000000000 R12: ffffffff8a460f10 [ 43.686823] R13: ffffffff8a460dd0 R14: ffffffff8a460e20 R15: ffffffff8a460e9c [ 43.695676] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 43.703114] FS: 00007f943e79a700(0000) GS:ffff8880aec00000(0000) knlGS:0000000000000000 [ 43.703117] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.703119] CR2: 0000000000000003 CR3: 000000008f3d7000 CR4: 00000000001406f0 [ 43.703126] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 43.703127] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 43.703130] Call Trace: [ 43.703152] serial8250_do_startup+0xd7f/0x1b10 [ 43.703160] serial8250_startup+0x39/0x50 [ 43.710920] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 43.713829] uart_startup.part.19+0x2a0/0x710 [ 43.713835] uart_ioctl+0x126b/0x2b80 [ 43.719650] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 43.726575] ? uart_port_activate+0x1d0/0x1d0 [ 43.726581] ? __might_fault+0xf1/0x1b0 [ 43.726591] tty_ioctl+0x434/0x1260 [ 43.726598] ? avc_ss_reset+0xd0/0xd0 [ 43.734600] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 43.741119] ? tty_vhangup+0x20/0x20 [ 43.741126] ? __lock_acquire+0x6a4/0x4500 [ 43.741129] ? trace_hardirqs_on+0x10/0x10 [ 43.741133] ? trace_hardirqs_off+0x10/0x10 [ 43.741144] ? __might_sleep+0x93/0xb0 [ 43.741151] do_vfs_ioctl+0x180/0xfb0 [ 43.756078] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 43.757609] ? __fget+0x1ad/0x2f0 [ 43.757617] ? ioctl_preallocate+0x1a0/0x1a0 [ 43.765632] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 43.772496] ? __fget+0x1ca/0x2f0 [ 43.772505] ? security_file_ioctl+0x6a/0xa0 [ 43.782194] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 43.785649] ? SyS_clock_settime+0x1a0/0x1a0 [ 43.785655] ? security_file_ioctl+0x6a/0xa0 [ 43.785661] SyS_ioctl+0x74/0x80 [ 43.785666] ? do_vfs_ioctl+0xfb0/0xfb0 [ 43.785671] do_syscall_64+0x1c7/0x5b0 [ 43.785675] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 43.785682] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 43.785688] RIP: 0033:0x45a6f9 [ 43.955462] RSP: 002b:00007f943e799c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 43.963174] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a6f9 [ 43.970427] RDX: 0000000020000080 RSI: 000000000000541f RDI: 0000000000000003 [ 43.978014] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 43.985366] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f943e79a6d4 [ 43.992862] R13: 00000000004c5c0b R14: 00000000004dbf70 R15: 00000000ffffffff [ 44.000132] Code: 0f b6 8b d1 00 00 00 48 8d 7b 40 48 b8 00 00 00 00 00 fc ff df d3 e6 48 89 f9 48 c1 e9 03 80 3c 01 00 75 23 48 63 f6 48 03 73 40 <88> 16 48 83 c4 08 5b 5d c3 89 55 f0 89 75 f4 e8 fb 3b 37 fe 8b [ 44.019429] RIP: mem_serial_out+0x61/0x90 RSP: ffff88808e78f8c0 [ 44.025686] CR2: 0000000000000003 [ 44.031664] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 44.040306] ---[ end trace 6c5a1e98365128cc ]--- [ 44.044302] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 44.045077] Kernel panic - not syncing: Fatal exception [ 44.045763] Kernel Offset: disabled [ 44.062105] Rebooting in 86400 seconds..