Debian GNU/Linux 9 syzkaller ttyS0 syzkaller login: [ 32.116433] audit: type=1400 audit(1586382191.067:8): avc: denied { execmem } for pid=6419 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 32.142041] IPVS: ftp: loaded support on port[0] = 21 [ 32.583321] can: request_module (can-proto-0) failed. [ 33.620701] can: request_module (can-proto-0) failed. [ 33.629474] can: request_module (can-proto-0) failed. [ 33.657988] audit: type=1400 audit(1586382192.598:9): avc: denied { create } for pid=6396 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 '10.128.10.63' (ECDSA) to the list of known hosts. 2020/04/08 21:43:21 parsed 1 programs 2020/04/08 21:43:22 executed programs: 0 [ 43.797556] audit: type=1400 audit(1586382202.753:10): avc: denied { execmem } for pid=6545 comm="syz-executor.3" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 43.879852] IPVS: ftp: loaded support on port[0] = 21 [ 43.884214] IPVS: ftp: loaded support on port[0] = 21 [ 43.894684] IPVS: ftp: loaded support on port[0] = 21 [ 43.896315] IPVS: ftp: loaded support on port[0] = 21 [ 43.904725] IPVS: ftp: loaded support on port[0] = 21 [ 43.908229] IPVS: ftp: loaded support on port[0] = 21 [ 44.144060] chnl_net:caif_netlink_parms(): no params data found [ 44.229519] chnl_net:caif_netlink_parms(): no params data found [ 44.249371] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.259085] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.267720] device bridge_slave_0 entered promiscuous mode [ 44.304812] chnl_net:caif_netlink_parms(): no params data found [ 44.321670] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.330465] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.338530] device bridge_slave_1 entered promiscuous mode [ 44.405489] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 44.413410] chnl_net:caif_netlink_parms(): no params data found [ 44.421295] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.428537] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.435367] device bridge_slave_0 entered promiscuous mode [ 44.459560] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 44.473606] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.480562] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.488414] device bridge_slave_1 entered promiscuous mode [ 44.494672] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.503506] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.512366] device bridge_slave_0 entered promiscuous mode [ 44.520052] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.526998] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.533956] device bridge_slave_1 entered promiscuous mode [ 44.540928] chnl_net:caif_netlink_parms(): no params data found [ 44.605171] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 44.614631] team0: Port device team_slave_0 added [ 44.622635] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 44.631048] team0: Port device team_slave_1 added [ 44.646110] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 44.679323] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 44.687288] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 44.695056] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 44.704246] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 44.713086] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.722586] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.729759] device bridge_slave_0 entered promiscuous mode [ 44.736941] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.743319] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.750415] device bridge_slave_1 entered promiscuous mode [ 44.762314] chnl_net:caif_netlink_parms(): no params data found [ 44.782913] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 44.807481] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 44.817007] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 44.830387] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 44.840564] team0: Port device team_slave_0 added [ 44.851253] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 44.859480] team0: Port device team_slave_1 added [ 44.928659] device hsr_slave_0 entered promiscuous mode [ 44.946454] device hsr_slave_1 entered promiscuous mode [ 44.986666] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 44.993953] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 45.001211] team0: Port device team_slave_0 added [ 45.007454] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 45.014878] team0: Port device team_slave_1 added [ 45.032074] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 45.039721] team0: Port device team_slave_0 added [ 45.044889] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 45.053337] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 45.061740] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 45.069261] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.077299] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.084176] device bridge_slave_0 entered promiscuous mode [ 45.094946] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.102116] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.109450] device bridge_slave_1 entered promiscuous mode [ 45.116355] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 45.124428] team0: Port device team_slave_1 added [ 45.130122] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 45.138175] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 45.149368] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 45.166644] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 45.194736] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.203661] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.211727] device bridge_slave_0 entered promiscuous mode [ 45.277739] device hsr_slave_0 entered promiscuous mode [ 45.325979] device hsr_slave_1 entered promiscuous mode [ 45.366379] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 45.427416] device hsr_slave_0 entered promiscuous mode [ 45.445791] device hsr_slave_1 entered promiscuous mode [ 45.497016] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 45.504761] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 45.512068] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.519142] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.526368] device bridge_slave_1 entered promiscuous mode [ 45.532781] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 45.543393] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 45.577988] device hsr_slave_0 entered promiscuous mode [ 45.625878] device hsr_slave_1 entered promiscuous mode [ 45.666782] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 45.673696] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 45.681513] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 45.703277] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 45.715697] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 45.730425] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 45.756083] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 45.763474] team0: Port device team_slave_0 added [ 45.774891] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 45.789381] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 45.796679] team0: Port device team_slave_0 added [ 45.802034] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 45.814709] team0: Port device team_slave_1 added [ 45.821092] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 45.831922] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 45.843356] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 45.851092] team0: Port device team_slave_1 added [ 45.857179] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 45.864408] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 45.873655] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 45.886280] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 45.927985] 8021q: adding VLAN 0 to HW filter on device bond0 [ 45.997454] device hsr_slave_0 entered promiscuous mode [ 46.035596] device hsr_slave_1 entered promiscuous mode [ 46.137819] device hsr_slave_0 entered promiscuous mode [ 46.175710] device hsr_slave_1 entered promiscuous mode [ 46.237232] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 46.243927] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 46.253505] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 46.261339] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 46.272165] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 46.281554] 8021q: adding VLAN 0 to HW filter on device bond0 [ 46.289210] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 46.297720] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 46.308112] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 46.319560] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 46.329180] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 46.337064] 8021q: adding VLAN 0 to HW filter on device team0 [ 46.348495] 8021q: adding VLAN 0 to HW filter on device bond0 [ 46.356041] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.368676] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.381487] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 46.390872] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.399580] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.406279] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.413391] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 46.421539] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 46.429349] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.436039] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.443129] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 46.456322] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 46.465442] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 46.473230] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 46.483262] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 46.493565] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 46.501849] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 46.510074] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 46.517109] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 46.526180] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 46.535743] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 46.546631] 8021q: adding VLAN 0 to HW filter on device bond0 [ 46.559164] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 46.568433] 8021q: adding VLAN 0 to HW filter on device team0 [ 46.575765] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 46.582911] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 46.593912] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 46.612047] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 46.619671] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 46.627517] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 46.638477] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 46.646909] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 46.655501] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 46.663793] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 46.672600] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 46.686491] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 46.695483] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 46.701666] 8021q: adding VLAN 0 to HW filter on device team0 [ 46.712143] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 46.719640] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 46.726843] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 46.733710] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 46.741698] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 46.750507] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.761778] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 46.768729] 8021q: adding VLAN 0 to HW filter on device team0 [ 46.777906] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.789567] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 46.797854] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.805901] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.812259] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.819274] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 46.827966] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.835831] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.842196] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.850768] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.861611] 8021q: adding VLAN 0 to HW filter on device bond0 [ 46.872810] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 46.880253] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 46.887533] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 46.894493] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 46.902413] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 46.910297] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.916711] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.923801] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 46.931557] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 46.940091] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.950248] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.960385] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.970257] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 46.976814] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 46.983797] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 46.992063] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.000485] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.006932] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.013908] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.022431] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.030289] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.036702] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.043571] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.051884] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.059708] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.066240] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.073630] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 47.084553] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.099451] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.107860] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 47.116916] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 47.124627] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 47.144658] 8021q: adding VLAN 0 to HW filter on device bond0 [ 47.152443] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.163252] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.173631] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.183538] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.194266] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 47.202837] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 47.211792] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 47.220582] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 47.233423] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 47.242101] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 47.251240] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 47.259084] 8021q: adding VLAN 0 to HW filter on device team0 [ 47.269046] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 47.276641] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 47.284377] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 47.292508] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 47.299735] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.307037] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 47.314615] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 47.322417] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 47.330191] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 47.341961] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 47.350442] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 47.359551] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 47.369387] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 47.381237] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 47.389871] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 47.398517] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 47.406716] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.414536] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.423367] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.429830] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.437028] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 47.445017] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 47.452519] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 47.460471] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 47.468562] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 47.476241] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 47.486264] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 47.496697] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 47.508511] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 47.516155] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 47.523805] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 47.531458] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 47.539336] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 47.550783] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 47.559067] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 47.567823] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.576144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 47.583836] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.592128] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 47.599515] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.607884] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.615877] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.623592] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.630487] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.639358] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 47.648993] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 47.658187] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 47.668170] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 47.675743] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 47.686197] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.693809] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 47.701805] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.709729] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 47.717964] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.726361] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 47.733251] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 47.745303] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 47.754905] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 47.761120] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 47.772934] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.781807] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 47.788780] 8021q: adding VLAN 0 to HW filter on device team0 [ 47.795936] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 47.803543] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.814060] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 47.824132] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 47.830802] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 47.843196] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 47.853800] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 47.862728] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.871644] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 47.879379] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 47.893228] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 47.901358] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 47.914319] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 47.924066] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 47.938152] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 47.948214] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 47.960101] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 47.972081] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 47.983934] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 47.984044] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.984669] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.986593] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.986627] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.986905] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 47.986982] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 47.987046] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 47.991092] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 47.999708] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 48.002071] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 48.003994] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 48.005697] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 48.007060] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 48.011793] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 48.012942] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 48.017247] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 48.023535] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 48.026213] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 48.026660] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 48.027035] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 48.027297] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.027484] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.027500] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.027674] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 48.028025] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 48.028081] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 48.028128] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 48.028496] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 48.028756] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 48.029002] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 48.029251] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 48.038466] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.041420] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 48.043550] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 48.044114] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 48.044149] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 48.057657] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 48.058108] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 48.058374] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 48.058677] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 48.059586] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 48.061270] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 48.064363] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 48.081066] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 48.083563] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 48.084098] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 48.084485] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 48.085253] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 48.085586] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 48.085896] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 48.096038] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 48.097425] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 48.100476] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 48.100578] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 48.118967] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 48.119028] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 48.150644] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 48.171672] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 48.596837] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 48.597874] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 48.597956] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 48.621698] 8021q: adding VLAN 0 to HW filter on device batadv0 2020/04/08 21:43:28 executed programs: 6 [ 49.319187] ================================================================== [ 49.319227] BUG: KASAN: user-memory-access in insert_char+0x1e2/0x440 [ 49.319232] Read of size 212 at addr 00000000ffffff3a by task syz-executor.4/7517 [ 49.319235] [ 49.319242] CPU: 1 PID: 7517 Comm: syz-executor.4 Not tainted 4.19.114-syzkaller #0 [ 49.319245] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.319248] Call Trace: [ 49.319258] dump_stack+0x123/0x177 [ 49.319269] kasan_report.cold.9+0x6d/0x309 [ 49.319273] ? insert_char+0x1e2/0x440 [ 49.319281] check_memory_region+0x13e/0x1b0 [ 49.319288] memmove+0x23/0x50 [ 49.319294] insert_char+0x1e2/0x440 [ 49.319305] do_con_trol+0x33e0/0x6370 [ 49.319314] ? reset_palette+0x200/0x200 [ 49.319322] ? lock_downgrade+0x860/0x860 [ 49.319329] ? kasan_check_read+0x11/0x20 [ 49.319340] ? __atomic_notifier_call_chain+0x9e/0x110 [ 49.319349] do_con_write.part.26+0xad0/0x1aa0 [ 49.319356] ? n_tty_write+0x30a/0x1060 [ 49.319366] ? __mutex_lock+0x51b/0x1210 [ 49.319379] ? do_con_trol+0x6370/0x6370 [ 49.319384] ? mark_held_locks+0xc7/0x130 [ 49.319391] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 49.319398] ? add_wait_queue+0x107/0x160 [ 49.319403] ? lockdep_hardirqs_on+0x421/0x5c0 [ 49.319408] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 49.319416] ? trace_hardirqs_on+0x28/0x190 [ 49.319424] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 49.319431] con_write+0x1f/0x80 [ 49.319437] n_tty_write+0x4a4/0x1060 [ 49.319452] ? process_echoes+0x130/0x130 [ 49.319458] ? do_wait_intr_irq+0x310/0x310 [ 49.319466] ? kasan_check_write+0x14/0x20 [ 49.319474] tty_write+0x346/0x770 [ 49.319482] ? process_echoes+0x130/0x130 [ 49.319491] __vfs_write+0xe3/0x890 [ 49.319499] ? kernel_read+0x130/0x130 [ 49.319509] ? __might_sleep+0x95/0x190 [ 49.319519] ? __inode_security_revalidate+0x9d/0xc0 [ 49.319526] ? selinux_file_permission+0x326/0x3f0 [ 49.319537] ? security_file_permission+0x46/0x190 [ 49.319544] ? rw_verify_area+0xb8/0x2b0 [ 49.319552] vfs_write+0x150/0x4d0 [ 49.319561] ksys_write+0x103/0x260 [ 49.319568] ? __ia32_sys_read+0xa0/0xa0 [ 49.319577] ? do_syscall_64+0x21/0x4e0 [ 49.319582] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 49.319591] __x64_sys_write+0x6e/0xb0 [ 49.319598] do_syscall_64+0xd0/0x4e0 [ 49.319606] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 49.319612] RIP: 0033:0x45a6f9 [ 49.319617] Code: ad b6 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 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 49.319620] RSP: 002b:00007f67ef07bc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 49.319627] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a6f9 [ 49.319630] RDX: 0000000000000078 RSI: 0000000020000000 RDI: 0000000000000004 [ 49.319633] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 49.319636] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f67ef07c6d4 [ 49.319640] R13: 00000000004cbbaf R14: 00000000004e5858 R15: 00000000ffffffff [ 49.319653] ================================================================== [ 49.319655] Disabling lock debugging due to kernel taint [ 49.319693] Kernel panic - not syncing: panic_on_warn set ... [ 49.319693] [ 49.319698] CPU: 1 PID: 7517 Comm: syz-executor.4 Tainted: G B 4.19.114-syzkaller #0 [ 49.319700] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.319702] Call Trace: [ 49.319707] dump_stack+0x123/0x177 [ 49.319713] panic+0x1cd/0x375 [ 49.319717] ? __warn_printk+0xd6/0xd6 [ 49.319723] ? do_raw_spin_unlock+0x54/0x260 [ 49.319730] kasan_end_report+0x47/0x4f [ 49.319735] kasan_report.cold.9+0x76/0x309 [ 49.319738] ? insert_char+0x1e2/0x440 [ 49.319744] check_memory_region+0x13e/0x1b0 [ 49.319748] memmove+0x23/0x50 [ 49.319753] insert_char+0x1e2/0x440 [ 49.319765] do_con_trol+0x33e0/0x6370 [ 49.319771] ? reset_palette+0x200/0x200 [ 49.319775] ? lock_downgrade+0x860/0x860 [ 49.319780] ? kasan_check_read+0x11/0x20 [ 49.319786] ? __atomic_notifier_call_chain+0x9e/0x110 [ 49.319792] do_con_write.part.26+0xad0/0x1aa0 [ 49.319796] ? n_tty_write+0x30a/0x1060 [ 49.319802] ? __mutex_lock+0x51b/0x1210 [ 49.319809] ? do_con_trol+0x6370/0x6370 [ 49.319813] ? mark_held_locks+0xc7/0x130 [ 49.319818] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 49.319821] ? add_wait_queue+0x107/0x160 [ 49.319825] ? lockdep_hardirqs_on+0x421/0x5c0 [ 49.319829] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 49.319833] ? trace_hardirqs_on+0x28/0x190 [ 49.319838] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 49.319844] con_write+0x1f/0x80 [ 49.319848] n_tty_write+0x4a4/0x1060 [ 49.319857] ? process_echoes+0x130/0x130 [ 49.319861] ? do_wait_intr_irq+0x310/0x310 [ 49.319867] ? kasan_check_write+0x14/0x20 [ 49.319871] tty_write+0x346/0x770 [ 49.319877] ? process_echoes+0x130/0x130 [ 49.319882] __vfs_write+0xe3/0x890 [ 49.319887] ? kernel_read+0x130/0x130 [ 49.319892] ? __might_sleep+0x95/0x190 [ 49.319897] ? __inode_security_revalidate+0x9d/0xc0 [ 49.319902] ? selinux_file_permission+0x326/0x3f0 [ 49.319908] ? security_file_permission+0x46/0x190 [ 49.319913] ? rw_verify_area+0xb8/0x2b0 [ 49.319918] vfs_write+0x150/0x4d0 [ 49.319924] ksys_write+0x103/0x260 [ 49.319929] ? __ia32_sys_read+0xa0/0xa0 [ 49.319934] ? do_syscall_64+0x21/0x4e0 [ 49.319937] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 49.319943] __x64_sys_write+0x6e/0xb0 [ 49.319948] do_syscall_64+0xd0/0x4e0 [ 49.319954] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 49.319957] RIP: 0033:0x45a6f9 [ 49.319961] Code: ad b6 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 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 49.319963] RSP: 002b:00007f67ef07bc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 49.319967] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a6f9 [ 49.319970] RDX: 0000000000000078 RSI: 0000000020000000 RDI: 0000000000000004 [ 49.319972] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 49.319975] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f67ef07c6d4 [ 49.319977] R13: 00000000004cbbaf R14: 00000000004e5858 R15: 00000000ffffffff [ 49.321326] Kernel Offset: disabled [ 49.933488] Rebooting in 86400 seconds..