Debian GNU/Linux 9 syzkaller ttyS0 syzkaller login: [ 30.666967] audit: type=1400 audit(1593282414.221:8): avc: denied { execmem } for pid=6360 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 30.679458] IPVS: ftp: loaded support on port[0] = 21 [ 31.215456] can: request_module (can-proto-0) failed. [ 32.169733] can: request_module (can-proto-0) failed. [ 32.179150] can: request_module (can-proto-0) failed. [ 32.212732] audit: type=1400 audit(1593282415.762:9): avc: denied { create } for pid=6340 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 '10.128.15.199' (ECDSA) to the list of known hosts. 2020/06/27 18:27:03 parsed 1 programs 2020/06/27 18:27:03 executed programs: 0 [ 40.242776] audit: type=1400 audit(1593282423.797:10): avc: denied { execmem } for pid=6483 comm="syz-executor.1" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 40.263690] IPVS: ftp: loaded support on port[0] = 21 [ 40.294061] IPVS: ftp: loaded support on port[0] = 21 [ 40.306712] IPVS: ftp: loaded support on port[0] = 21 [ 40.367267] IPVS: ftp: loaded support on port[0] = 21 [ 40.371645] IPVS: ftp: loaded support on port[0] = 21 [ 40.383349] IPVS: ftp: loaded support on port[0] = 21 [ 40.434120] chnl_net:caif_netlink_parms(): no params data found [ 40.591050] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.598731] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.605691] device bridge_slave_0 entered promiscuous mode [ 40.615301] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.623055] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.630832] device bridge_slave_1 entered promiscuous mode [ 40.638026] chnl_net:caif_netlink_parms(): no params data found [ 40.651674] chnl_net:caif_netlink_parms(): no params data found [ 40.711706] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 40.721908] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 40.779273] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.785707] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.796943] device bridge_slave_0 entered promiscuous mode [ 40.813973] chnl_net:caif_netlink_parms(): no params data found [ 40.823637] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 40.831699] team0: Port device team_slave_0 added [ 40.837901] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 40.845053] team0: Port device team_slave_1 added [ 40.859273] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.866238] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.873207] device bridge_slave_1 entered promiscuous mode [ 40.879790] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.886543] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.893531] device bridge_slave_0 entered promiscuous mode [ 40.902924] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.909436] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.916762] device bridge_slave_1 entered promiscuous mode [ 40.923371] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 40.931208] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 40.984862] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 41.046592] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.082099] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.089181] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.097187] device bridge_slave_0 entered promiscuous mode [ 41.104465] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 41.158421] device hsr_slave_0 entered promiscuous mode [ 41.185932] device hsr_slave_1 entered promiscuous mode [ 41.229376] chnl_net:caif_netlink_parms(): no params data found [ 41.238790] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.245135] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.252483] device bridge_slave_1 entered promiscuous mode [ 41.260047] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.276679] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 41.283600] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 41.291956] team0: Port device team_slave_0 added [ 41.297804] chnl_net:caif_netlink_parms(): no params data found [ 41.325636] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 41.333411] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 41.341900] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 41.349522] team0: Port device team_slave_1 added [ 41.362108] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 41.369735] team0: Port device team_slave_0 added [ 41.376710] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.387044] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 41.406822] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 41.414662] team0: Port device team_slave_1 added [ 41.424137] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 41.432223] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 41.457014] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 41.464407] team0: Port device team_slave_0 added [ 41.471963] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 41.527531] device hsr_slave_0 entered promiscuous mode [ 41.565933] device hsr_slave_1 entered promiscuous mode [ 41.619647] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 41.626834] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 41.633910] team0: Port device team_slave_1 added [ 41.640347] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 41.651436] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 41.662806] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.671723] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.679617] device bridge_slave_0 entered promiscuous mode [ 41.687622] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 41.694287] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.701379] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.709307] device bridge_slave_1 entered promiscuous mode [ 41.768225] device hsr_slave_0 entered promiscuous mode [ 41.815989] device hsr_slave_1 entered promiscuous mode [ 41.855778] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.862505] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.869933] device bridge_slave_0 entered promiscuous mode [ 41.877241] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.883635] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.890771] device bridge_slave_1 entered promiscuous mode [ 41.904955] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 41.922841] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 41.932490] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 41.940840] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 41.977891] device hsr_slave_0 entered promiscuous mode [ 42.035608] device hsr_slave_1 entered promiscuous mode [ 42.076248] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 42.083414] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.091709] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 42.104474] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.112422] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 42.132539] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 42.139906] team0: Port device team_slave_0 added [ 42.152504] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 42.160169] team0: Port device team_slave_0 added [ 42.170200] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 42.177747] team0: Port device team_slave_1 added [ 42.184682] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 42.196285] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 42.203001] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 42.211011] team0: Port device team_slave_1 added [ 42.220161] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 42.239761] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 42.252073] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 42.263141] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 42.287526] device hsr_slave_0 entered promiscuous mode [ 42.326251] device hsr_slave_1 entered promiscuous mode [ 42.377324] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 42.384413] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.391964] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 42.437534] device hsr_slave_0 entered promiscuous mode [ 42.485772] device hsr_slave_1 entered promiscuous mode [ 42.526341] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 42.533491] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.562524] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 42.571968] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 42.612479] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.621565] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.639051] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 42.663461] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 42.676822] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 42.684499] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.693257] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 42.701121] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.709493] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 42.715692] 8021q: adding VLAN 0 to HW filter on device team0 [ 42.723643] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 42.733452] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 42.744772] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 42.753811] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 42.763669] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.772017] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.778797] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.787333] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 42.795345] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.802986] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.809368] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.817334] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 42.825431] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 42.835294] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 42.843381] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 42.849763] 8021q: adding VLAN 0 to HW filter on device team0 [ 42.857349] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 42.866598] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 42.874461] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 42.885099] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 42.892866] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.900328] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 42.907628] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.914615] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 42.925571] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 42.937447] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.946864] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 42.952962] 8021q: adding VLAN 0 to HW filter on device team0 [ 42.963530] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 42.972192] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 42.980621] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.988744] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.995679] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.002575] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 43.011468] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 43.022121] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 43.030971] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 43.040835] 8021q: adding VLAN 0 to HW filter on device bond0 [ 43.049777] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.057575] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 43.065284] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.073041] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.081000] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.087421] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.097001] 8021q: adding VLAN 0 to HW filter on device bond0 [ 43.104443] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 43.114534] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 43.122603] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 43.131391] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 43.139317] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 43.148035] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.155728] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.162806] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 43.171045] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 43.180563] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 43.187463] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.194428] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.204410] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 43.213726] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 43.222962] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 43.230361] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 43.239371] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.246983] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.256335] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.263987] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.270405] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.277204] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.287980] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.295617] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.301937] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.308825] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.315791] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.322608] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 43.330400] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.338289] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.347271] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.353609] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.360574] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.368779] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.378627] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 43.387853] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 43.401872] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 43.408366] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.417445] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 43.430115] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 43.437950] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.446106] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 43.453709] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 43.461834] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 43.469672] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 43.478567] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 43.486832] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 43.495027] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 43.503385] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.514371] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.521465] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.528853] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.536724] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.544232] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.550881] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.557836] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 43.565712] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.573476] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.582268] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.588747] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.597173] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 43.603923] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.611473] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 43.619303] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.628707] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 43.636280] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.644113] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 43.654909] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 43.663946] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 43.671969] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 43.680341] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 43.688844] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 43.696945] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 43.704670] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 43.712765] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 43.720543] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 43.730277] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 43.739215] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 43.750284] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 43.760465] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 43.767962] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 43.776049] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 43.783827] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 43.792217] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.800352] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.808768] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.815363] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.822152] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 43.830152] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.838147] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 43.848128] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 43.857123] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.866339] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 43.874372] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 43.887259] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 43.894301] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 43.905941] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 43.917796] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 43.926327] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.933973] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.942890] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.951032] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.957518] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.964531] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 43.972138] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.979791] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 43.987943] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 43.996161] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 44.003265] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 44.012678] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.022245] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 44.032368] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 44.041126] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 44.048503] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 44.056080] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 44.063876] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 44.073902] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.080447] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.087839] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 44.095667] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 44.103402] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 44.111250] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 44.120756] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 44.134418] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 44.143192] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 44.151174] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 44.160400] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 44.170041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 44.178507] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 44.185656] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 44.192286] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 44.200493] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.209186] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 44.217067] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 44.227157] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 44.237911] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 44.243972] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 44.253037] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 44.261596] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 44.269111] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 44.278166] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 44.285950] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 44.295686] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.303180] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 44.310033] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 44.317848] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 44.326171] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 44.333843] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 44.341238] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 44.349740] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 44.361231] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 44.369743] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 44.377655] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.386129] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 44.394092] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 44.403392] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 44.419082] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 44.428049] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 44.438316] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 44.444368] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 44.474684] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 44.482977] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 44.494055] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 44.510381] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 44.518164] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 44.531023] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 44.541203] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 44.549114] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 44.558106] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.566957] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 44.574076] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 44.581736] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 44.593183] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.603431] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 44.616338] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 44.627024] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 44.639578] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 44.646437] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 44.655230] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 44.665369] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 44.675750] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.685204] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 44.696169] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.707673] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 44.714858] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 44.726254] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 44.736360] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 44.743591] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 44.772901] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 44.807240] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 44.852029] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 44.881075] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 44.903881] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 44.911747] ================================================================== [ 44.919792] BUG: KASAN: null-ptr-deref in llcp_sock_getname+0x341/0x440 [ 44.926818] Read of size 1 at addr 0000000000000000 by task syz-executor.3/7429 [ 44.934262] [ 44.935888] CPU: 1 PID: 7429 Comm: syz-executor.3 Not tainted 4.19.130-syzkaller #0 [ 44.943677] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 44.953213] Call Trace: [ 44.955800] dump_stack+0x123/0x177 [ 44.959443] kasan_report.cold.9+0x6d/0x309 [ 44.963757] ? llcp_sock_getname+0x341/0x440 [ 44.968152] check_memory_region+0x13e/0x1b0 [ 44.972541] memcpy+0x23/0x50 [ 44.975788] llcp_sock_getname+0x341/0x440 [ 44.980023] ? security_socket_getpeername+0x3a/0x70 [ 44.985113] __sys_getpeername+0x123/0x220 [ 44.989743] ? __ia32_sys_getsockname+0xb0/0xb0 [ 44.994429] ? kasan_check_read+0x11/0x20 [ 44.998713] ? _copy_to_user+0x91/0xb0 [ 45.002588] ? put_timespec64+0xa9/0x100 [ 45.006644] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 45.011388] ? do_syscall_64+0x21/0x4e0 [ 45.015355] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 45.020700] __x64_sys_getpeername+0x6e/0xb0 [ 45.025310] do_syscall_64+0xd0/0x4e0 [ 45.029210] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 45.034385] RIP: 0033:0x45a679 [ 45.037633] 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 [ 45.056666] RSP: 002b:00007fc88de99c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000034 [ 45.064514] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a679 [ 45.071781] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 45.079040] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 45.086388] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc88de9a6d4 [ 45.093667] R13: 00000000004c1400 R14: 00000000004d49d0 R15: 00000000ffffffff [ 45.100932] ================================================================== [ 45.108481] Disabling lock debugging due to kernel taint [ 45.119407] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 45.126547] Kernel panic - not syncing: panic_on_warn set ... [ 45.126547] [ 45.134016] CPU: 1 PID: 7429 Comm: syz-executor.3 Tainted: G B 4.19.130-syzkaller #0 [ 45.140471] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 45.144178] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 45.160195] Call Trace: [ 45.162778] dump_stack+0x123/0x177 [ 45.164753] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 45.166401] panic+0x1cd/0x375 [ 45.175713] ? __warn_printk+0xd6/0xd6 [ 45.179600] ? ___preempt_schedule+0x16/0x18 [ 45.184006] kasan_end_report+0x47/0x4f [ 45.187092] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 45.187976] kasan_report.cold.9+0x76/0x309 [ 45.196898] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 45.198866] ? llcp_sock_getname+0x341/0x440 [ 45.210002] check_memory_region+0x13e/0x1b0 [ 45.214391] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 45.214409] memcpy+0x23/0x50 [ 45.224673] llcp_sock_getname+0x341/0x440 [ 45.230108] ? security_socket_getpeername+0x3a/0x70 [ 45.235217] __sys_getpeername+0x123/0x220 [ 45.239584] ? __ia32_sys_getsockname+0xb0/0xb0 [ 45.244264] ? kasan_check_read+0x11/0x20 [ 45.248410] ? _copy_to_user+0x91/0xb0 2020/06/27 18:27:08 executed programs: 17 [ 45.252319] ? put_timespec64+0xa9/0x100 [ 45.256392] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 45.261147] ? do_syscall_64+0x21/0x4e0 [ 45.265123] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 45.270582] __x64_sys_getpeername+0x6e/0xb0 [ 45.275179] do_syscall_64+0xd0/0x4e0 [ 45.278990] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 45.284174] RIP: 0033:0x45a679 [ 45.287359] 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 [ 45.306457] RSP: 002b:00007fc88de99c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000034 [ 45.314144] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a679 [ 45.321480] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 45.328951] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 45.336311] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc88de9a6d4 [ 45.344232] R13: 00000000004c1400 R14: 00000000004d49d0 R15: 00000000ffffffff [ 45.353589] Kernel Offset: disabled [ 45.357344] Rebooting in 86400 seconds..