Debian GNU/Linux 9 syzkaller ttyS0 syzkaller login: [ 30.777448] audit: type=1400 audit(1597673310.528:8): avc: denied { execmem } for pid=6456 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 30.803509] IPVS: ftp: loaded support on port[0] = 21 [ 31.213701] can: request_module (can-proto-0) failed. [ 31.815502] can: request_module (can-proto-0) failed. [ 31.823697] can: request_module (can-proto-0) failed. [ 31.850310] audit: type=1400 audit(1597673311.609:9): avc: denied { create } for pid=6436 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 '10.128.0.209' (ECDSA) to the list of known hosts. 2020/08/17 14:08:38 parsed 1 programs 2020/08/17 14:08:39 executed programs: 0 [ 39.803761] audit: type=1400 audit(1597673319.563:10): avc: denied { execmem } for pid=6585 comm="syz-executor.2" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 39.868411] IPVS: ftp: loaded support on port[0] = 21 [ 39.880849] IPVS: ftp: loaded support on port[0] = 21 [ 39.899030] IPVS: ftp: loaded support on port[0] = 21 [ 39.955967] IPVS: ftp: loaded support on port[0] = 21 [ 40.040248] IPVS: ftp: loaded support on port[0] = 21 [ 40.069199] IPVS: ftp: loaded support on port[0] = 21 [ 40.125561] chnl_net:caif_netlink_parms(): no params data found [ 40.160069] chnl_net:caif_netlink_parms(): no params data found [ 40.235463] chnl_net:caif_netlink_parms(): no params data found [ 40.355635] chnl_net:caif_netlink_parms(): no params data found [ 40.420411] chnl_net:caif_netlink_parms(): no params data found [ 40.437356] chnl_net:caif_netlink_parms(): no params data found [ 40.521752] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.531032] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.539717] device bridge_slave_0 entered promiscuous mode [ 40.552153] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.564035] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.571909] device bridge_slave_1 entered promiscuous mode [ 40.620621] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 40.639735] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 40.649874] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.657468] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.666153] device bridge_slave_0 entered promiscuous mode [ 40.672830] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.679694] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.687527] device bridge_slave_0 entered promiscuous mode [ 40.695120] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.702819] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.713497] device bridge_slave_0 entered promiscuous mode [ 40.730419] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.738557] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.747741] device bridge_slave_1 entered promiscuous mode [ 40.754489] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.760988] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.768863] device bridge_slave_1 entered promiscuous mode [ 40.791220] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.798462] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.806297] device bridge_slave_1 entered promiscuous mode [ 40.824442] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.830868] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.838893] device bridge_slave_0 entered promiscuous mode [ 40.845587] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.852207] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.862269] device bridge_slave_0 entered promiscuous mode [ 40.874044] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 40.881426] team0: Port device team_slave_0 added [ 40.895316] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.902028] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.912524] device bridge_slave_1 entered promiscuous mode [ 40.922113] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.930259] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.937990] device bridge_slave_1 entered promiscuous mode [ 40.945614] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 40.954350] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 40.962984] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 40.974564] team0: Port device team_slave_1 added [ 40.980461] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 40.995280] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 41.009051] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.017883] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.037487] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.054375] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.080001] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 41.088130] team0: Port device team_slave_0 added [ 41.094232] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 41.101784] team0: Port device team_slave_0 added [ 41.118292] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 41.125983] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 41.154157] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 41.167054] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 41.179727] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 41.188743] team0: Port device team_slave_1 added [ 41.199491] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 41.206749] team0: Port device team_slave_1 added [ 41.216635] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 41.224041] team0: Port device team_slave_0 added [ 41.229925] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 41.239465] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 41.266865] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 41.277740] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 41.285187] team0: Port device team_slave_0 added [ 41.291150] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.307443] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 41.313730] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 41.340572] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 41.351588] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 41.359900] team0: Port device team_slave_1 added [ 41.365357] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 41.377548] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 41.384912] team0: Port device team_slave_1 added [ 41.406561] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 41.412828] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 41.439835] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 41.450659] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 41.471086] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 41.478331] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 41.505129] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 41.517296] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 41.524671] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 41.550943] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 41.562189] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 41.574670] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 41.581967] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 41.607929] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 41.618701] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 41.627045] team0: Port device team_slave_0 added [ 41.632839] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 41.639521] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 41.665681] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 41.676756] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 41.683089] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 41.713776] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 41.724414] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 41.746537] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 41.752980] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 41.784718] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 41.802612] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 41.813605] team0: Port device team_slave_1 added [ 41.819639] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 41.828515] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 41.836126] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 41.847392] device hsr_slave_0 entered promiscuous mode [ 41.854790] device hsr_slave_1 entered promiscuous mode [ 41.866792] device hsr_slave_0 entered promiscuous mode [ 41.874576] device hsr_slave_1 entered promiscuous mode [ 41.881881] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 41.894977] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 41.911062] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 41.918722] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 41.947319] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 41.958586] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 41.966732] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 41.977058] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 41.998591] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 42.005030] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 42.032446] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 42.043969] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.051200] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 42.059403] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.081351] device hsr_slave_0 entered promiscuous mode [ 42.088266] device hsr_slave_1 entered promiscuous mode [ 42.099134] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 42.106924] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 42.117887] device hsr_slave_0 entered promiscuous mode [ 42.125418] device hsr_slave_1 entered promiscuous mode [ 42.134975] device hsr_slave_0 entered promiscuous mode [ 42.142129] device hsr_slave_1 entered promiscuous mode [ 42.149114] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.171329] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 42.180706] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 42.202408] device hsr_slave_0 entered promiscuous mode [ 42.209963] device hsr_slave_1 entered promiscuous mode [ 42.217208] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.234738] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.260636] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 42.272090] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.497319] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 42.517369] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 42.556363] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 42.570027] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 42.587127] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 42.617921] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 42.650799] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.663294] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 42.684003] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 42.699181] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 42.707732] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.720383] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.730148] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 42.740183] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 42.754965] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.767824] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.775940] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 42.784904] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.800069] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 42.807971] 8021q: adding VLAN 0 to HW filter on device team0 [ 42.817366] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 42.827117] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 42.835401] 8021q: adding VLAN 0 to HW filter on device team0 [ 42.847779] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.856926] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 42.868654] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 42.880289] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 42.888488] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 42.897493] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.906186] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.913450] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.921246] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 42.930000] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.938577] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.945333] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.952316] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 42.960721] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 42.970709] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 42.978800] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 42.989073] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 42.997102] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.007721] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 43.015908] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.027420] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.035846] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.042607] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.050481] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.058388] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.066327] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.075038] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.085129] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 43.097469] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 43.106389] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 43.115463] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 43.122182] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.128440] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.136708] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.146233] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.155123] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.162027] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.171473] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.179495] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.188820] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 43.198635] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 43.211116] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 43.223453] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 43.232490] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.245325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 43.257356] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 43.270683] 8021q: adding VLAN 0 to HW filter on device bond0 [ 43.283137] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.292880] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.307716] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.317033] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.323652] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.333478] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 43.342532] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.350999] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 43.360974] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 43.370999] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 43.381416] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 43.391928] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.404196] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 43.417862] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.431147] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 43.440906] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.449686] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.457827] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.464752] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.473580] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 43.482369] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.491374] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.500213] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.507951] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.518775] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.532531] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.545437] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.553728] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.562011] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.570467] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.580615] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 43.591292] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 43.600226] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 43.609303] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 43.622159] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 43.631914] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 43.644694] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 43.655533] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 43.666989] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 43.674711] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.684524] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.697214] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.706968] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.717317] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 43.727748] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 43.736294] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 43.744836] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.753484] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.761967] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.769272] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.777103] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.784959] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.796061] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 43.806442] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 43.816461] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 43.831339] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 43.840385] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 43.850222] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 43.860973] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.870570] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 43.879671] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 43.889435] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 43.900555] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 43.913398] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 43.920760] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.930600] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.941023] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 43.953501] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 43.961089] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 43.971291] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.980061] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.989163] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.996206] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.003944] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 44.011994] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.021086] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 44.031455] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 44.039752] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 44.052527] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 44.067465] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 44.078934] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 44.087617] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 44.098485] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 44.110226] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.118864] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 44.128789] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 44.138487] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 44.151293] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.161502] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 44.174925] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 44.183794] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 44.191664] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.199382] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.206723] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 44.217663] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 44.225989] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 44.235087] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 44.249878] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 44.260023] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 44.274935] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 44.284596] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 44.297604] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.306875] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 44.315662] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 44.324223] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 44.334104] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 44.350538] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 44.362316] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 44.374136] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 44.387593] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 44.398159] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 44.406134] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 44.418316] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 44.427195] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 44.435651] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.444258] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 44.453202] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 44.461302] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 44.471079] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 44.483426] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 44.501458] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 44.513759] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 44.525582] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 44.532022] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 44.543317] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 44.551344] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.561312] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 44.570029] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 44.578365] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 44.587949] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 44.598125] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 44.607165] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 44.616229] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 44.624726] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 44.634301] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 44.646141] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 44.656209] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 44.665224] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 44.676105] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.684923] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 44.693602] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 44.701809] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 44.710035] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.718053] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 44.726036] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.733568] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 44.742573] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 44.748819] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 44.758972] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 44.770978] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 44.783794] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 44.794843] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 44.803117] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 44.811082] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 44.820604] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 44.829528] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.844006] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 44.854201] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 44.864367] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready [ 44.875218] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 44.881776] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 44.897618] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 44.905526] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 44.918634] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 44.925965] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 44.937525] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.945653] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 44.953799] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.961655] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 44.970270] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 44.982060] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 44.991654] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 44.997816] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 45.008066] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 45.016450] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 45.025548] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 45.033758] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 45.040246] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 45.047809] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 45.055280] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 45.063363] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 45.072979] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready [ 45.087811] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 45.096892] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 45.111248] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 45.121294] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 45.129759] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 45.140484] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 45.154471] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 45.165659] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 45.174098] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 45.181090] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 45.190142] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 45.204141] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 45.223772] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 45.235594] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready [ 45.244466] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 45.251843] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 45.260015] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 45.268185] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 45.277280] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 45.284791] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 45.298377] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 45.316533] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 45.328938] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 45.340225] device veth0_vlan entered promiscuous mode [ 45.354605] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready [ 45.365419] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready [ 45.375451] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 45.394876] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 45.403088] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 45.411236] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 45.421323] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 45.433955] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 45.441271] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 45.448652] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 45.460013] device veth1_vlan entered promiscuous mode [ 45.481026] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready [ 45.500080] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 45.536367] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 45.547769] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 45.560297] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready [ 45.580336] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 45.589958] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 45.600926] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 45.613592] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 45.621789] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 45.630463] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 45.640067] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready [ 45.658021] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 45.671333] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 45.679383] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 45.690167] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 45.701566] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 45.711820] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 45.721336] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 45.731341] device veth0_vlan entered promiscuous mode [ 45.748074] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 45.756042] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 45.763885] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 45.775349] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready [ 45.789795] device veth0_macvtap entered promiscuous mode [ 45.797402] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 45.806730] device veth1_vlan entered promiscuous mode [ 45.813629] IPv6: ADDRCONF(NETDEV_UP): macvlan0: link is not ready [ 45.821606] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 45.829274] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 45.837111] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 45.845084] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 45.853064] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 45.860186] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 45.869810] device veth0_vlan entered promiscuous mode [ 45.882533] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 45.889897] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 45.897585] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 45.906593] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready [ 45.919272] device veth0_vlan entered promiscuous mode [ 45.930569] device veth1_vlan entered promiscuous mode [ 45.937483] IPv6: ADDRCONF(NETDEV_UP): macvlan0: link is not ready [ 45.947264] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 45.957364] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 45.965843] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 45.975563] IPv6: ADDRCONF(NETDEV_UP): macvlan1: link is not ready [ 45.987362] device veth1_macvtap entered promiscuous mode [ 45.994323] IPv6: ADDRCONF(NETDEV_UP): macsec0: link is not ready [ 46.006776] device veth1_vlan entered promiscuous mode [ 46.014513] IPv6: ADDRCONF(NETDEV_UP): macvlan0: link is not ready [ 46.022647] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready [ 46.035604] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 46.043209] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 46.050546] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 46.058532] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 46.066471] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 46.074421] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 46.083179] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 46.098902] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 46.112551] IPv6: ADDRCONF(NETDEV_UP): macvlan1: link is not ready [ 46.119806] IPv6: ADDRCONF(NETDEV_UP): macvlan1: link is not ready [ 46.129245] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 46.137203] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 46.145077] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 46.151937] device veth0_vlan entered promiscuous mode [ 46.160293] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 46.169333] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 46.176953] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 46.185235] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 46.193665] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 46.203085] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 46.213119] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready [ 46.221747] device veth0_vlan entered promiscuous mode [ 46.234177] device veth1_vlan entered promiscuous mode [ 46.240000] IPv6: ADDRCONF(NETDEV_UP): macvlan0: link is not ready [ 46.248437] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 46.256698] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 46.265054] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 46.273327] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 46.280895] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 46.289713] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 46.299574] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 46.311397] IPv6: ADDRCONF(NETDEV_UP): macvlan1: link is not ready [ 46.320361] device veth0_macvtap entered promiscuous mode [ 46.327271] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 46.335289] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 46.346390] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 46.354361] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 46.361380] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 46.371167] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 46.379517] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 46.389595] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 46.403011] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 46.412433] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 46.421546] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 46.432455] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 46.440336] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 46.451727] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 46.460647] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 46.470817] device veth1_vlan entered promiscuous mode [ 46.481744] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 46.492306] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 46.521643] device veth0_macvtap entered promiscuous mode [ 46.528595] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 46.539831] device veth1_macvtap entered promiscuous mode [ 46.549897] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 46.559997] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 46.575262] device veth1_macvtap entered promiscuous mode [ 46.587255] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 46.596045] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 46.607141] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 46.617851] device veth0_macvtap entered promiscuous mode [ 46.625965] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 46.636044] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 46.649547] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 46.663091] device veth1_macvtap entered promiscuous mode [ 46.669927] IPv6: ADDRCONF(NETDEV_UP): macsec0: link is not ready [ 46.683636] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 46.691384] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 46.707337] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 46.717489] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 46.731025] device veth0_macvtap entered promiscuous mode [ 46.740293] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 46.751127] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 46.764215] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 46.777034] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 46.788180] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 46.796048] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 46.807649] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 46.817251] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 46.831001] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 46.841324] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 46.851076] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 46.864460] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 46.876477] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 46.886788] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 46.896179] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 46.907607] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 46.919185] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 46.926881] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 46.935857] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 46.944745] device veth1_macvtap entered promiscuous mode [ 46.951618] IPv6: ADDRCONF(NETDEV_UP): macsec0: link is not ready [ 46.958799] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 46.966168] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 46.974681] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 46.984257] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 46.995921] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 47.009623] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 47.022247] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 47.032464] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 47.043269] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 47.054942] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 47.063215] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 47.083302] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 47.101505] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 47.114081] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 47.125250] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 47.135626] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 47.146606] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 47.157768] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 47.166127] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 47.176634] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 47.185262] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 47.196928] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 47.206698] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 47.216460] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 47.226953] device veth0_macvtap entered promiscuous mode [ 47.234575] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 47.242303] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 47.253467] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 47.264935] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 47.279204] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 47.290473] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 47.299792] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 47.310914] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 47.326606] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 47.340456] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 47.353391] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 47.365034] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 47.378629] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 47.394115] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 47.406225] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 47.416988] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 47.428779] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 47.441361] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 47.454003] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 47.467059] device veth1_macvtap entered promiscuous mode [ 47.474522] IPv6: ADDRCONF(NETDEV_UP): macsec0: link is not ready [ 47.484331] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 47.500593] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 47.511195] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 47.522526] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 47.532958] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 47.544149] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 47.553811] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 47.564333] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 47.574876] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 47.582427] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 47.589657] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 47.598020] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 47.607320] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 47.616046] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 47.624502] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 47.640311] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 47.649442] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 47.666303] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 47.680212] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 47.690476] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 47.701181] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 47.711659] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 47.720776] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 47.730869] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 47.741324] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 47.748705] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 47.760552] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 47.771762] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 47.780968] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 47.817087] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 47.836248] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 47.850397] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 47.860401] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 47.871017] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 47.881032] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 47.890211] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 47.900174] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 47.909521] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 47.919377] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 47.929414] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 47.937109] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 47.948530] FAULT_INJECTION: forcing a failure. [ 47.948530] name failslab, interval 1, probability 0, space 0, times 1 [ 47.956007] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 47.978917] CPU: 1 PID: 7842 Comm: syz-executor.5 Not tainted 4.19.139-syzkaller #0 [ 47.980006] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 47.986731] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 47.986734] Call Trace: [ 47.986747] dump_stack+0x123/0x177 [ 47.986757] should_fail.cold.4+0x5/0x13 [ 47.986764] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 47.986771] ? lock_downgrade+0x860/0x860 [ 47.986784] __should_failslab+0xba/0xf0 [ 47.986790] should_failslab+0x9/0x14 [ 47.986794] kmem_cache_alloc_node_trace+0x26d/0x730 [ 47.986805] __kmalloc_node_track_caller+0x3c/0x70 [ 47.996203] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 48.005241] __kmalloc_reserve.isra.41+0x2c/0xc0 [ 48.005248] __alloc_skb+0xd7/0x580 [ 48.005254] ? skb_trim+0x160/0x160 [ 48.005266] netlink_ack+0x212/0xa50 [ 48.005273] ? netlink_sendmsg+0xc40/0xc40 [ 48.005278] ? find_held_lock+0x36/0x1d0 [ 48.005288] netlink_rcv_skb+0x2a8/0x3d0 [ 48.008560] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 48.011452] ? lock_downgrade+0x860/0x860 [ 48.011460] ? rtnetlink_put_metrics+0x490/0x490 [ 48.011466] ? netlink_ack+0xa50/0xa50 [ 48.011473] ? netlink_deliver_tap+0x182/0xb00 [ 48.011483] rtnetlink_rcv+0x10/0x20 [ 48.011487] netlink_unicast+0x443/0x650 2020/08/17 14:08:47 executed programs: 6 [ 48.011495] ? netlink_attachskb+0x6c0/0x6c0 [ 48.016314] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 48.020620] netlink_sendmsg+0x765/0xc40 [ 48.024909] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 48.028780] ? netlink_unicast+0x650/0x650 [ 48.028787] ? copy_msghdr_from_user+0x20b/0x3e0 [ 48.028797] ? selinux_socket_sendmsg+0x31/0x40 [ 48.032747] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 48.037651] ? netlink_unicast+0x650/0x650 [ 48.042711] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 48.052235] sock_sendmsg+0xb5/0xf0 [ 48.052242] ___sys_sendmsg+0x647/0x950 [ 48.052250] ? find_held_lock+0x36/0x1d0 [ 48.052256] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 48.052265] ? __fget+0x278/0x400 [ 48.052275] ? kasan_check_read+0x11/0x20 [ 48.057666] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 48.060621] ? __fget+0x295/0x400 [ 48.064383] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 48.068023] ? ksys_dup3+0x2e0/0x2e0 [ 48.073498] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 48.076283] ? __f_unlock_pos+0xd/0x10 [ 48.080351] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 48.089396] ? __fget_light+0x174/0x1e0 [ 48.089402] ? __fdget+0xe/0x10 [ 48.089409] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 48.089418] __sys_sendmsg+0xd9/0x180 [ 48.089424] ? __ia32_sys_shutdown+0x70/0x70 [ 48.089430] ? __sb_end_write+0xa4/0xd0 [ 48.089438] ? kasan_check_write+0x14/0x20 [ 48.089442] ? fput+0x18/0x120 [ 48.089453] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 48.089461] __x64_sys_sendmsg+0x73/0xb0 [ 48.089469] do_syscall_64+0xd0/0x4e0 [ 48.089475] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 48.089481] RIP: 0033:0x45c749 [ 48.089488] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 48.089491] RSP: 002b:00007f468a778c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 48.089497] RAX: ffffffffffffffda RBX: 00007f468a7796d4 RCX: 000000000045c749 [ 48.089500] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 48.089504] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 48.089507] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000006 [ 48.089510] R13: 00000000000009cb R14: 00000000004cc77d R15: 0000000000000004 [ 48.371005] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 48.381757] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 48.389526] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 48.400827] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 48.427849] FAULT_INJECTION: forcing a failure. [ 48.427849] name failslab, interval 1, probability 0, space 0, times 0 [ 48.449065] CPU: 0 PID: 7852 Comm: syz-executor.5 Not tainted 4.19.139-syzkaller #0 [ 48.456985] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.466321] Call Trace: [ 48.468890] dump_stack+0x123/0x177 [ 48.472498] should_fail.cold.4+0x5/0x13 [ 48.476538] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 48.481623] ? lock_downgrade+0x860/0x860 [ 48.485758] __should_failslab+0xba/0xf0 [ 48.489794] should_failslab+0x9/0x14 [ 48.493587] __kmalloc_track_caller+0x2ce/0x760 [ 48.498230] ? __lock_acquire+0x792/0x4980 [ 48.502449] ? kstrdup_const+0x1f/0x30 [ 48.506324] kstrdup+0x2c/0x60 [ 48.509498] kstrdup_const+0x1f/0x30 [ 48.513185] __kernfs_new_node+0xb0/0x6f0 [ 48.517425] ? mark_held_locks+0x130/0x130 [ 48.521641] ? kernfs_dop_revalidate+0x350/0x350 [ 48.526377] ? widen_string+0x1e0/0x1e0 [ 48.530324] ? rtnl_newlink+0xa1d/0x1320 [ 48.534355] ? netlink_rcv_skb+0x13e/0x3d0 [ 48.538559] ? rtnetlink_rcv+0x10/0x20 [ 48.542420] ? netlink_unicast+0x443/0x650 [ 48.546633] ? netlink_sendmsg+0x765/0xc40 [ 48.550876] ? find_held_lock+0x36/0x1d0 [ 48.555694] kernfs_new_node+0x62/0x110 [ 48.559639] kernfs_create_link+0xb4/0x22b [ 48.563858] sysfs_do_create_link_sd.isra.2+0x7d/0xf0 [ 48.569030] sysfs_create_link+0x43/0xb0 [ 48.573066] netdev_adjacent_sysfs_add+0x9c/0xd0 [ 48.577794] ? napi_disable+0x80/0x80 [ 48.581619] __netdev_adjacent_dev_insert+0x46d/0x7b0 [ 48.586801] __netdev_upper_dev_link+0x1e8/0x790 [ 48.591551] ? netdev_upper_dev_unlink+0x5b0/0x5b0 [ 48.596452] ? kasan_check_read+0x11/0x20 [ 48.600574] netdev_master_upper_dev_link+0x17/0x20 [ 48.605567] batadv_hardif_enable_interface+0x1f8/0x9e0 [ 48.610904] batadv_softif_slave_add+0x7f/0xd0 [ 48.615478] do_set_master+0x171/0x200 [ 48.619336] do_setlink+0x941/0x2e10 [ 48.624253] ? __lock_acquire+0x792/0x4980 [ 48.628470] ? validate_linkmsg+0x670/0x670 [ 48.632856] ? mark_held_locks+0x130/0x130 [ 48.637153] ? __lock_acquire+0x792/0x4980 [ 48.641389] rtnl_newlink+0xa1d/0x1320 [ 48.645267] ? rtnl_link_unregister+0x280/0x280 [ 48.649924] ? __lock_acquire+0x792/0x4980 [ 48.654139] ? __lock_acquire+0x792/0x4980 [ 48.658350] ? mark_held_locks+0x130/0x130 [ 48.662577] ? __lock_acquire+0x792/0x4980 [ 48.666864] ? find_held_lock+0x36/0x1d0 [ 48.670933] ? mark_held_locks+0xc7/0x130 [ 48.675165] ? mark_held_locks+0x130/0x130 [ 48.679470] ? trace_hardirqs_on+0x28/0x190 [ 48.683781] ? _raw_spin_unlock_irq+0x60/0x80 [ 48.688559] ? finish_task_switch+0x14a/0x720 [ 48.693030] ? finish_task_switch+0x11c/0x720 [ 48.697614] ? find_held_lock+0x36/0x1d0 [ 48.701692] ? __lock_is_held+0xb5/0x140 [ 48.706174] rtnetlink_rcv_msg+0x34f/0x8f0 [ 48.710384] ? rtnetlink_put_metrics+0x490/0x490 [ 48.715130] ? find_held_lock+0x36/0x1d0 [ 48.719170] netlink_rcv_skb+0x13e/0x3d0 [ 48.723209] ? lock_downgrade+0x860/0x860 [ 48.727339] ? rtnetlink_put_metrics+0x490/0x490 [ 48.732072] ? netlink_ack+0xa50/0xa50 [ 48.735931] ? netlink_deliver_tap+0x182/0xb00 [ 48.740506] rtnetlink_rcv+0x10/0x20 [ 48.744201] netlink_unicast+0x443/0x650 [ 48.748264] ? netlink_attachskb+0x6c0/0x6c0 [ 48.752656] netlink_sendmsg+0x765/0xc40 [ 48.756703] ? netlink_unicast+0x650/0x650 [ 48.760909] ? copy_msghdr_from_user+0x20b/0x3e0 [ 48.765645] ? selinux_socket_sendmsg+0x31/0x40 [ 48.770304] ? netlink_unicast+0x650/0x650 [ 48.774513] sock_sendmsg+0xb5/0xf0 [ 48.778113] ___sys_sendmsg+0x647/0x950 [ 48.782074] ? find_held_lock+0x36/0x1d0 [ 48.786115] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 48.790849] ? __fget+0x278/0x400 [ 48.794277] ? kasan_check_read+0x11/0x20 [ 48.799873] ? __fget+0x295/0x400 [ 48.803316] ? ksys_dup3+0x2e0/0x2e0 [ 48.807008] ? __f_unlock_pos+0xd/0x10 [ 48.810869] ? __fget_light+0x174/0x1e0 [ 48.814868] ? __fdget+0xe/0x10 [ 48.818144] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 48.823154] __sys_sendmsg+0xd9/0x180 [ 48.826953] ? __ia32_sys_shutdown+0x70/0x70 [ 48.831347] ? __sb_end_write+0xa4/0xd0 [ 48.835294] ? kasan_check_write+0x14/0x20 [ 48.839505] ? fput+0x18/0x120 [ 48.842689] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 48.848037] __x64_sys_sendmsg+0x73/0xb0 [ 48.852186] do_syscall_64+0xd0/0x4e0 [ 48.855957] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 48.861134] RIP: 0033:0x45c749 [ 48.864320] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 48.883213] RSP: 002b:00007f468a778c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 48.890917] RAX: ffffffffffffffda RBX: 00007f468a7796d4 RCX: 000000000045c749 [ 48.898190] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 48.905451] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 48.913501] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000006 [ 48.921216] R13: 00000000000009cb R14: 00000000004cc77d R15: 0000000000000004 [ 49.005041] FAULT_INJECTION: forcing a failure. [ 49.005041] name failslab, interval 1, probability 0, space 0, times 0 [ 49.046432] CPU: 1 PID: 7874 Comm: syz-executor.5 Not tainted 4.19.139-syzkaller #0 [ 49.054348] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.065970] Call Trace: [ 49.068560] dump_stack+0x123/0x177 [ 49.072193] should_fail.cold.4+0x5/0x13 [ 49.076270] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 49.081545] ? lock_downgrade+0x860/0x860 [ 49.085705] __should_failslab+0xba/0xf0 [ 49.089766] should_failslab+0x9/0x14 [ 49.093564] kmem_cache_alloc_node_trace+0x26d/0x730 [ 49.098672] __kmalloc_node_track_caller+0x3c/0x70 [ 49.103602] __kmalloc_reserve.isra.41+0x2c/0xc0 [ 49.108367] __alloc_skb+0xd7/0x580 [ 49.112101] ? skb_trim+0x160/0x160 [ 49.117046] netlink_ack+0x212/0xa50 [ 49.120937] ? netlink_sendmsg+0xc40/0xc40 [ 49.125198] ? find_held_lock+0x36/0x1d0 [ 49.129261] netlink_rcv_skb+0x2a8/0x3d0 [ 49.133323] ? lock_downgrade+0x860/0x860 [ 49.137473] ? rtnetlink_put_metrics+0x490/0x490 [ 49.142235] ? netlink_ack+0xa50/0xa50 [ 49.146120] ? netlink_deliver_tap+0x182/0xb00 [ 49.150707] rtnetlink_rcv+0x10/0x20 [ 49.154418] netlink_unicast+0x443/0x650 [ 49.158484] ? netlink_attachskb+0x6c0/0x6c0 [ 49.162896] netlink_sendmsg+0x765/0xc40 [ 49.166959] ? netlink_unicast+0x650/0x650 [ 49.171657] ? copy_msghdr_from_user+0x20b/0x3e0 [ 49.176679] ? selinux_socket_sendmsg+0x31/0x40 [ 49.181354] ? netlink_unicast+0x650/0x650 [ 49.185699] sock_sendmsg+0xb5/0xf0 [ 49.189429] ___sys_sendmsg+0x647/0x950 [ 49.193408] ? find_held_lock+0x36/0x1d0 [ 49.197627] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 49.203111] ? __fget+0x278/0x400 [ 49.206572] ? kasan_check_read+0x11/0x20 [ 49.210910] ? __fget+0x295/0x400 [ 49.214541] ? ksys_dup3+0x2e0/0x2e0 [ 49.218259] ? __f_unlock_pos+0xd/0x10 [ 49.222153] ? __fget_light+0x174/0x1e0 [ 49.226130] ? __fdget+0xe/0x10 [ 49.229669] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 49.234517] __sys_sendmsg+0xd9/0x180 [ 49.238319] ? __ia32_sys_shutdown+0x70/0x70 [ 49.242731] ? __sb_end_write+0xa4/0xd0 [ 49.246709] ? kasan_check_write+0x14/0x20 [ 49.251080] ? fput+0x18/0x120 [ 49.254810] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 49.259037] FAULT_INJECTION: forcing a failure. [ 49.259037] name failslab, interval 1, probability 0, space 0, times 0 [ 49.260359] __x64_sys_sendmsg+0x73/0xb0 [ 49.260370] do_syscall_64+0xd0/0x4e0 [ 49.260381] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 49.260387] RIP: 0033:0x45c749 [ 49.260393] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 49.260396] RSP: 002b:00007f468a778c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 49.260402] RAX: ffffffffffffffda RBX: 00007f468a7796d4 RCX: 000000000045c749 [ 49.260408] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 49.272839] FAULT_INJECTION: forcing a failure. [ 49.272839] name failslab, interval 1, probability 0, space 0, times 0 [ 49.276318] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 49.276321] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000006 [ 49.276324] R13: 00000000000009cb R14: 00000000004cc77d R15: 0000000000000004 [ 49.297715] FAULT_INJECTION: forcing a failure. [ 49.297715] name failslab, interval 1, probability 0, space 0, times 0 [ 49.333251] FAULT_INJECTION: forcing a failure. [ 49.333251] name failslab, interval 1, probability 0, space 0, times 0 [ 49.336871] FAULT_INJECTION: forcing a failure. [ 49.336871] name failslab, interval 1, probability 0, space 0, times 0 [ 49.357881] CPU: 0 PID: 7929 Comm: syz-executor.4 Not tainted 4.19.139-syzkaller #0 [ 49.410149] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.419493] Call Trace: [ 49.422094] dump_stack+0x123/0x177 [ 49.425815] should_fail.cold.4+0x5/0x13 [ 49.429884] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 49.435155] ? lock_downgrade+0x860/0x860 [ 49.439339] __should_failslab+0xba/0xf0 [ 49.443446] should_failslab+0x9/0x14 [ 49.447244] kmem_cache_alloc_node_trace+0x26d/0x730 [ 49.452354] __kmalloc_node_track_caller+0x3c/0x70 [ 49.457376] __kmalloc_reserve.isra.41+0x2c/0xc0 [ 49.462253] __alloc_skb+0xd7/0x580 [ 49.466001] ? skb_trim+0x160/0x160 [ 49.469772] netlink_ack+0x212/0xa50 [ 49.473494] ? netlink_sendmsg+0xc40/0xc40 [ 49.477744] ? find_held_lock+0x36/0x1d0 [ 49.482598] netlink_rcv_skb+0x2a8/0x3d0 [ 49.486775] ? lock_downgrade+0x860/0x860 [ 49.491625] ? rtnetlink_put_metrics+0x490/0x490 [ 49.496474] ? netlink_ack+0xa50/0xa50 [ 49.500371] ? netlink_deliver_tap+0x182/0xb00 [ 49.505099] rtnetlink_rcv+0x10/0x20 [ 49.509133] netlink_unicast+0x443/0x650 [ 49.513557] ? netlink_attachskb+0x6c0/0x6c0 [ 49.518082] netlink_sendmsg+0x765/0xc40 [ 49.522154] ? netlink_unicast+0x650/0x650 [ 49.526420] ? copy_msghdr_from_user+0x20b/0x3e0 [ 49.531260] ? selinux_socket_sendmsg+0x31/0x40 [ 49.536024] ? netlink_unicast+0x650/0x650 [ 49.540280] sock_sendmsg+0xb5/0xf0 [ 49.544008] ___sys_sendmsg+0x647/0x950 [ 49.547978] ? find_held_lock+0x36/0x1d0 [ 49.552043] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 49.556792] ? __fget+0x278/0x400 [ 49.560331] ? kasan_check_read+0x11/0x20 [ 49.564478] ? __fget+0x295/0x400 [ 49.568009] ? ksys_dup3+0x2e0/0x2e0 [ 49.571725] ? __f_unlock_pos+0xd/0x10 [ 49.575612] ? __fget_light+0x174/0x1e0 [ 49.579590] ? __fdget+0xe/0x10 [ 49.582949] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 49.587796] __sys_sendmsg+0xd9/0x180 [ 49.591610] ? __ia32_sys_shutdown+0x70/0x70 [ 49.596138] ? __sb_end_write+0xa4/0xd0 [ 49.600113] ? kasan_check_write+0x14/0x20 [ 49.606306] ? fput+0x18/0x120 [ 49.610147] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 49.615498] __x64_sys_sendmsg+0x73/0xb0 [ 49.619643] do_syscall_64+0xd0/0x4e0 [ 49.623617] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 49.629727] RIP: 0033:0x45c749 [ 49.633095] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 49.652418] RSP: 002b:00007fa3ed678c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 49.660207] RAX: ffffffffffffffda RBX: 00007fa3ed6796d4 RCX: 000000000045c749 [ 49.667623] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 49.677657] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 49.684910] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000006 [ 49.692164] R13: 00000000000009cb R14: 00000000004cc77d R15: 0000000000000004 [ 49.699430] CPU: 1 PID: 7930 Comm: syz-executor.0 Not tainted 4.19.139-syzkaller #0 [ 49.707330] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.716695] Call Trace: [ 49.719333] dump_stack+0x123/0x177 [ 49.722967] should_fail.cold.4+0x5/0x13 [ 49.727203] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 49.732408] ? lock_downgrade+0x860/0x860 [ 49.736568] __should_failslab+0xba/0xf0 [ 49.740719] should_failslab+0x9/0x14 [ 49.744523] kmem_cache_alloc_node+0x26b/0x730 [ 49.749236] ? netdev_run_todo+0xfe/0x690 [ 49.753402] __alloc_skb+0xa7/0x580 [ 49.757038] ? skb_trim+0x160/0x160 [ 49.760757] netlink_ack+0x212/0xa50 [ 49.764480] ? netlink_sendmsg+0xc40/0xc40 [ 49.768719] ? find_held_lock+0x36/0x1d0 [ 49.772784] netlink_rcv_skb+0x2a8/0x3d0 [ 49.776844] ? lock_downgrade+0x860/0x860 [ 49.781644] ? rtnetlink_put_metrics+0x490/0x490 [ 49.786440] ? netlink_ack+0xa50/0xa50 [ 49.788005] FAULT_INJECTION: forcing a failure. [ 49.788005] name failslab, interval 1, probability 0, space 0, times 0 [ 49.790722] ? netlink_deliver_tap+0x182/0xb00 [ 49.790734] rtnetlink_rcv+0x10/0x20 [ 49.790739] netlink_unicast+0x443/0x650 [ 49.790749] ? netlink_attachskb+0x6c0/0x6c0 [ 49.790761] netlink_sendmsg+0x765/0xc40 [ 49.790771] ? netlink_unicast+0x650/0x650 [ 49.790777] ? copy_msghdr_from_user+0x20b/0x3e0 [ 49.790788] ? selinux_socket_sendmsg+0x31/0x40 [ 49.790794] ? netlink_unicast+0x650/0x650 [ 49.790801] sock_sendmsg+0xb5/0xf0 [ 49.852083] ___sys_sendmsg+0x647/0x950 [ 49.856171] ? find_held_lock+0x36/0x1d0 [ 49.860318] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 49.865063] ? __fget+0x278/0x400 [ 49.868593] ? kasan_check_read+0x11/0x20 [ 49.872727] ? __fget+0x295/0x400 [ 49.876167] ? ksys_dup3+0x2e0/0x2e0 [ 49.879880] ? __f_unlock_pos+0xd/0x10 [ 49.883751] ? __fget_light+0x174/0x1e0 [ 49.887727] ? __fdget+0xe/0x10 [ 49.890990] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 49.895813] __sys_sendmsg+0xd9/0x180 [ 49.899706] ? __ia32_sys_shutdown+0x70/0x70 [ 49.904137] ? __sb_end_write+0xa4/0xd0 [ 49.908151] ? kasan_check_write+0x14/0x20 [ 49.912716] ? fput+0x18/0x120 [ 49.915901] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 49.921465] __x64_sys_sendmsg+0x73/0xb0 [ 49.925711] do_syscall_64+0xd0/0x4e0 [ 49.930193] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 49.937685] RIP: 0033:0x45c749 [ 49.940955] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 49.961997] RSP: 002b:00007f96a1935c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 49.969980] RAX: ffffffffffffffda RBX: 00007f96a19366d4 RCX: 000000000045c749 [ 49.977236] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 49.984585] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 49.991851] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000006 [ 49.999244] R13: 00000000000009cb R14: 00000000004cc77d R15: 0000000000000004 [ 50.006661] CPU: 0 PID: 7933 Comm: syz-executor.1 Not tainted 4.19.139-syzkaller #0 [ 50.015013] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.024895] Call Trace: [ 50.027675] dump_stack+0x123/0x177 [ 50.031491] should_fail.cold.4+0x5/0x13 [ 50.035728] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 50.041373] ? lock_downgrade+0x860/0x860 [ 50.045814] __should_failslab+0xba/0xf0 [ 50.050062] should_failslab+0x9/0x14 [ 50.053981] kmem_cache_alloc_node_trace+0x26d/0x730 [ 50.059094] __kmalloc_node_track_caller+0x3c/0x70 [ 50.064391] __kmalloc_reserve.isra.41+0x2c/0xc0 [ 50.069149] __alloc_skb+0xd7/0x580 [ 50.072961] ? skb_trim+0x160/0x160 [ 50.076591] netlink_ack+0x212/0xa50 [ 50.080391] ? netlink_sendmsg+0xc40/0xc40 [ 50.084707] ? find_held_lock+0x36/0x1d0 [ 50.088853] netlink_rcv_skb+0x2a8/0x3d0 [ 50.093048] ? lock_downgrade+0x860/0x860 [ 50.097208] ? rtnetlink_put_metrics+0x490/0x490 [ 50.102429] ? netlink_ack+0xa50/0xa50 [ 50.106422] ? netlink_deliver_tap+0x182/0xb00 [ 50.110990] rtnetlink_rcv+0x10/0x20 [ 50.114970] netlink_unicast+0x443/0x650 [ 50.119123] ? netlink_attachskb+0x6c0/0x6c0 [ 50.123531] netlink_sendmsg+0x765/0xc40 [ 50.127676] ? netlink_unicast+0x650/0x650 [ 50.131898] ? copy_msghdr_from_user+0x20b/0x3e0 [ 50.136835] ? selinux_socket_sendmsg+0x31/0x40 [ 50.141672] ? netlink_unicast+0x650/0x650 [ 50.145903] sock_sendmsg+0xb5/0xf0 [ 50.149508] ___sys_sendmsg+0x647/0x950 [ 50.153460] ? find_held_lock+0x36/0x1d0 [ 50.157513] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 50.162261] ? __fget+0x278/0x400 [ 50.165718] ? kasan_check_read+0x11/0x20 [ 50.169850] ? __fget+0x295/0x400 [ 50.173409] ? ksys_dup3+0x2e0/0x2e0 [ 50.177103] ? __f_unlock_pos+0xd/0x10 [ 50.180974] ? __fget_light+0x174/0x1e0 [ 50.184936] ? __fdget+0xe/0x10 [ 50.188285] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 50.193283] __sys_sendmsg+0xd9/0x180 [ 50.197080] ? __ia32_sys_shutdown+0x70/0x70 [ 50.201473] ? __sb_end_write+0xa4/0xd0 [ 50.205466] ? kasan_check_write+0x14/0x20 [ 50.209689] ? fput+0x18/0x120 [ 50.212872] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 50.218218] __x64_sys_sendmsg+0x73/0xb0 [ 50.222359] do_syscall_64+0xd0/0x4e0 [ 50.226147] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 50.231338] RIP: 0033:0x45c749 [ 50.234512] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 50.253412] RSP: 002b:00007f09bf63fc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 50.261283] RAX: ffffffffffffffda RBX: 00007f09bf6406d4 RCX: 000000000045c749 [ 50.268687] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 50.275942] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 50.283218] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000006 [ 50.290479] R13: 00000000000009cb R14: 00000000004cc77d R15: 0000000000000004 [ 50.297755] CPU: 1 PID: 7931 Comm: syz-executor.3 Not tainted 4.19.139-syzkaller #0 [ 50.305813] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.315162] Call Trace: [ 50.317749] dump_stack+0x123/0x177 [ 50.321378] should_fail.cold.4+0x5/0x13 [ 50.325462] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 50.330577] ? lock_downgrade+0x860/0x860 [ 50.334728] __should_failslab+0xba/0xf0 [ 50.338881] should_failslab+0x9/0x14 [ 50.342683] kmem_cache_alloc_node_trace+0x26d/0x730 [ 50.347790] __kmalloc_node_track_caller+0x3c/0x70 [ 50.352717] __kmalloc_reserve.isra.41+0x2c/0xc0 [ 50.357485] __alloc_skb+0xd7/0x580 [ 50.361118] ? skb_trim+0x160/0x160 [ 50.364742] netlink_ack+0x212/0xa50 [ 50.368453] ? netlink_sendmsg+0xc40/0xc40 [ 50.373282] ? find_held_lock+0x36/0x1d0 [ 50.381669] netlink_rcv_skb+0x2a8/0x3d0 [ 50.385976] ? lock_downgrade+0x860/0x860 [ 50.390103] ? rtnetlink_put_metrics+0x490/0x490 [ 50.394844] ? netlink_ack+0xa50/0xa50 [ 50.398722] ? netlink_deliver_tap+0x182/0xb00 [ 50.403282] rtnetlink_rcv+0x10/0x20 [ 50.406975] netlink_unicast+0x443/0x650 [ 50.411016] ? netlink_attachskb+0x6c0/0x6c0 [ 50.415406] netlink_sendmsg+0x765/0xc40 [ 50.419446] ? netlink_unicast+0x650/0x650 [ 50.423659] ? copy_msghdr_from_user+0x20b/0x3e0 [ 50.428394] ? selinux_socket_sendmsg+0x31/0x40 [ 50.433044] ? netlink_unicast+0x650/0x650 [ 50.437259] sock_sendmsg+0xb5/0xf0 [ 50.440864] ___sys_sendmsg+0x647/0x950 [ 50.444813] ? find_held_lock+0x36/0x1d0 [ 50.448880] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 50.453619] ? __fget+0x278/0x400 [ 50.457052] ? kasan_check_read+0x11/0x20 [ 50.461176] ? __fget+0x295/0x400 [ 50.464611] ? ksys_dup3+0x2e0/0x2e0 [ 50.468299] ? __f_unlock_pos+0xd/0x10 [ 50.472166] ? __fget_light+0x174/0x1e0 [ 50.476117] ? __fdget+0xe/0x10 [ 50.479373] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 50.484202] __sys_sendmsg+0xd9/0x180 [ 50.487981] ? __ia32_sys_shutdown+0x70/0x70 [ 50.492392] ? __sb_end_write+0xa4/0xd0 [ 50.496345] ? kasan_check_write+0x14/0x20 [ 50.500556] ? fput+0x18/0x120 [ 50.503748] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 50.509093] __x64_sys_sendmsg+0x73/0xb0 [ 50.513134] do_syscall_64+0xd0/0x4e0 [ 50.517000] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 50.522194] RIP: 0033:0x45c749 [ 50.525382] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 50.544264] RSP: 002b:00007f5c08251c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 50.551991] RAX: ffffffffffffffda RBX: 00007f5c082526d4 RCX: 000000000045c749 [ 50.559240] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 50.566502] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 50.573749] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000006 [ 50.581018] R13: 00000000000009cb R14: 00000000004cc77d R15: 0000000000000004 [ 50.588284] CPU: 0 PID: 7946 Comm: syz-executor.4 Not tainted 4.19.139-syzkaller #0 [ 50.596084] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.605436] Call Trace: [ 50.608026] dump_stack+0x123/0x177 [ 50.611657] should_fail.cold.4+0x5/0x13 [ 50.615708] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 50.620858] ? lock_downgrade+0x860/0x860 [ 50.625101] __should_failslab+0xba/0xf0 [ 50.629174] should_failslab+0x9/0x14 [ 50.632978] __kmalloc_track_caller+0x2ce/0x760 [ 50.637823] ? __lock_acquire+0x792/0x4980 [ 50.642050] ? kstrdup_const+0x1f/0x30 [ 50.645924] kstrdup+0x2c/0x60 [ 50.649108] kstrdup_const+0x1f/0x30 [ 50.652812] __kernfs_new_node+0xb0/0x6f0 [ 50.656953] ? mark_held_locks+0x130/0x130 [ 50.661180] ? kernfs_dop_revalidate+0x350/0x350 [ 50.666117] ? widen_string+0x1e0/0x1e0 [ 50.670083] ? rtnl_newlink+0xa1d/0x1320 [ 50.674132] ? netlink_rcv_skb+0x13e/0x3d0 [ 50.678543] ? rtnetlink_rcv+0x10/0x20 [ 50.682510] ? netlink_unicast+0x443/0x650 [ 50.686738] ? netlink_sendmsg+0x765/0xc40 [ 50.690973] ? find_held_lock+0x36/0x1d0 [ 50.695030] kernfs_new_node+0x62/0x110 [ 50.698998] kernfs_create_link+0xb4/0x22b [ 50.703213] sysfs_do_create_link_sd.isra.2+0x7d/0xf0 [ 50.708391] sysfs_create_link+0x43/0xb0 [ 50.712437] netdev_adjacent_sysfs_add+0x9c/0xd0 [ 50.717212] ? napi_disable+0x80/0x80 [ 50.721002] __netdev_adjacent_dev_insert+0x46d/0x7b0 [ 50.726194] __netdev_upper_dev_link+0x1e8/0x790 [ 50.730935] ? netdev_upper_dev_unlink+0x5b0/0x5b0 [ 50.735847] ? kasan_check_read+0x11/0x20 [ 50.739973] netdev_master_upper_dev_link+0x17/0x20 [ 50.744976] batadv_hardif_enable_interface+0x1f8/0x9e0 [ 50.750333] batadv_softif_slave_add+0x7f/0xd0 [ 50.754900] do_set_master+0x171/0x200 [ 50.758764] do_setlink+0x941/0x2e10 [ 50.762541] ? __lock_acquire+0x792/0x4980 [ 50.766845] ? validate_linkmsg+0x670/0x670 [ 50.771153] ? mark_held_locks+0x130/0x130 [ 50.775373] ? __lock_acquire+0x792/0x4980 [ 50.779595] rtnl_newlink+0xa1d/0x1320 [ 50.783471] ? rtnl_link_unregister+0x280/0x280 [ 50.788132] ? is_bpf_text_address+0x60/0xe0 [ 50.792539] ? lock_downgrade+0x860/0x860 [ 50.796697] ? is_bpf_text_address+0x7d/0xe0 [ 50.801102] ? kernel_text_address+0x79/0xf0 [ 50.805508] ? __lock_acquire+0x792/0x4980 [ 50.809729] ? __lock_acquire+0x792/0x4980 [ 50.813956] ? mark_held_locks+0x130/0x130 [ 50.818175] ? mark_held_locks+0x130/0x130 [ 50.822418] ? save_stack+0x43/0xd0 [ 50.826026] ? __kasan_slab_free+0x102/0x150 [ 50.830417] ? __lock_acquire+0x792/0x4980 [ 50.834626] ? dev_queue_xmit+0xb/0x10 [ 50.838493] ? netlink_deliver_tap+0x77e/0xb00 [ 50.843141] ? netlink_unicast+0x412/0x650 [ 50.847349] ? netlink_sendmsg+0x765/0xc40 [ 50.851562] ? sock_sendmsg+0xb5/0xf0 [ 50.855344] ? ___sys_sendmsg+0x647/0x950 [ 50.859480] ? mark_held_locks+0x130/0x130 [ 50.863696] ? avc_has_perm_noaudit+0x258/0x460 [ 50.868342] ? lock_downgrade+0x860/0x860 [ 50.872476] ? kasan_check_read+0x11/0x20 [ 50.876609] ? avc_has_perm_noaudit+0x275/0x460 [ 50.881380] ? __lock_is_held+0xb5/0x140 [ 50.885512] rtnetlink_rcv_msg+0x34f/0x8f0 [ 50.889722] ? rtnetlink_put_metrics+0x490/0x490 [ 50.894484] ? find_held_lock+0x36/0x1d0 [ 50.898537] netlink_rcv_skb+0x13e/0x3d0 [ 50.902589] ? lock_downgrade+0x860/0x860 [ 50.906720] ? rtnetlink_put_metrics+0x490/0x490 [ 50.911642] ? netlink_ack+0xa50/0xa50 [ 50.915517] ? netlink_deliver_tap+0x182/0xb00 [ 50.920097] rtnetlink_rcv+0x10/0x20 [ 50.923791] netlink_unicast+0x443/0x650 [ 50.927848] ? netlink_attachskb+0x6c0/0x6c0 [ 50.932254] netlink_sendmsg+0x765/0xc40 [ 50.936301] ? netlink_unicast+0x650/0x650 [ 50.940514] ? copy_msghdr_from_user+0x20b/0x3e0 [ 50.945253] ? selinux_socket_sendmsg+0x31/0x40 [ 50.949916] ? netlink_unicast+0x650/0x650 [ 50.954129] sock_sendmsg+0xb5/0xf0 [ 50.959388] ___sys_sendmsg+0x647/0x950 [ 50.963429] ? find_held_lock+0x36/0x1d0 [ 50.967523] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 50.972367] ? __fget+0x278/0x400 [ 50.975810] ? kasan_check_read+0x11/0x20 [ 50.980035] ? __fget+0x295/0x400 [ 50.983661] ? ksys_dup3+0x2e0/0x2e0 [ 50.987357] ? __f_unlock_pos+0xd/0x10 [ 50.991229] ? __fget_light+0x174/0x1e0 [ 50.995273] ? __fdget+0xe/0x10 [ 50.998549] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 51.003430] __sys_sendmsg+0xd9/0x180 [ 51.007231] ? __ia32_sys_shutdown+0x70/0x70 [ 51.011638] ? __sb_end_write+0xa4/0xd0 [ 51.015615] ? kasan_check_write+0x14/0x20 [ 51.019867] ? fput+0x18/0x120 [ 51.023050] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 51.028404] __x64_sys_sendmsg+0x73/0xb0 [ 51.032455] do_syscall_64+0xd0/0x4e0 [ 51.036282] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 51.041458] RIP: 0033:0x45c749 [ 51.044641] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 51.063917] RSP: 002b:00007fa3ed678c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 51.071614] RAX: ffffffffffffffda RBX: 00007fa3ed6796d4 RCX: 000000000045c749 [ 51.078873] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 51.086152] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 51.093586] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000006 [ 51.100841] R13: 00000000000009cb R14: 00000000004cc77d R15: 0000000000000004 [ 51.108283] CPU: 1 PID: 7932 Comm: syz-executor.2 Not tainted 4.19.139-syzkaller #0 [ 51.116273] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.125624] Call Trace: [ 51.128211] dump_stack+0x123/0x177 [ 51.131944] should_fail.cold.4+0x5/0x13 [ 51.136003] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 51.141100] ? lock_downgrade+0x860/0x860 [ 51.145338] __should_failslab+0xba/0xf0 [ 51.149489] should_failslab+0x9/0x14 [ 51.153313] kmem_cache_alloc_node_trace+0x26d/0x730 [ 51.158506] __kmalloc_node_track_caller+0x3c/0x70 [ 51.163440] __kmalloc_reserve.isra.41+0x2c/0xc0 [ 51.168202] __alloc_skb+0xd7/0x580 [ 51.171836] ? skb_trim+0x160/0x160 [ 51.175725] netlink_ack+0x212/0xa50 [ 51.179430] ? netlink_sendmsg+0xc40/0xc40 [ 51.183656] ? find_held_lock+0x36/0x1d0 [ 51.187712] netlink_rcv_skb+0x2a8/0x3d0 [ 51.191767] ? lock_downgrade+0x860/0x860 [ 51.195910] ? rtnetlink_put_metrics+0x490/0x490 [ 51.200673] ? netlink_ack+0xa50/0xa50 [ 51.204573] ? netlink_deliver_tap+0x182/0xb00 [ 51.209161] rtnetlink_rcv+0x10/0x20 [ 51.212871] netlink_unicast+0x443/0x650 [ 51.216928] ? netlink_attachskb+0x6c0/0x6c0 [ 51.221337] netlink_sendmsg+0x765/0xc40 [ 51.225402] ? netlink_unicast+0x650/0x650 [ 51.229632] ? copy_msghdr_from_user+0x20b/0x3e0 [ 51.234385] ? selinux_socket_sendmsg+0x31/0x40 [ 51.239045] ? netlink_unicast+0x650/0x650 [ 51.243276] sock_sendmsg+0xb5/0xf0 [ 51.246879] ___sys_sendmsg+0x647/0x950 [ 51.250837] ? find_held_lock+0x36/0x1d0 [ 51.255055] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 51.259789] ? __fget+0x278/0x400 [ 51.263225] ? kasan_check_read+0x11/0x20 [ 51.267358] ? __fget+0x295/0x400 [ 51.270813] ? ksys_dup3+0x2e0/0x2e0 [ 51.274503] ? __f_unlock_pos+0xd/0x10 [ 51.278365] ? __fget_light+0x174/0x1e0 [ 51.282314] ? __fdget+0xe/0x10 [ 51.286109] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 51.290942] __sys_sendmsg+0xd9/0x180 [ 51.294728] ? __ia32_sys_shutdown+0x70/0x70 [ 51.299114] ? __sb_end_write+0xa4/0xd0 [ 51.303072] ? kasan_check_write+0x14/0x20 [ 51.307314] ? fput+0x18/0x120 [ 51.310488] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 51.315831] __x64_sys_sendmsg+0x73/0xb0 [ 51.319873] do_syscall_64+0xd0/0x4e0 [ 51.323648] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 51.328814] RIP: 0033:0x45c749 [ 51.331991] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 51.350975] RSP: 002b:00007f4d4b306c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 51.358662] RAX: ffffffffffffffda RBX: 00007f4d4b3076d4 RCX: 000000000045c749 [ 51.365909] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 51.373166] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 51.380410] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000006 [ 51.387671] R13: 00000000000009cb R14: 00000000004cc77d R15: 0000000000000004 [ 51.442775] FAULT_INJECTION: forcing a failure. [ 51.442775] name failslab, interval 1, probability 0, space 0, times 0 [ 51.466839] FAULT_INJECTION: forcing a failure. [ 51.466839] name failslab, interval 1, probability 0, space 0, times 0 [ 51.470186] CPU: 1 PID: 7951 Comm: syz-executor.5 Not tainted 4.19.139-syzkaller #0 [ 51.485860] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.495289] Call Trace: [ 51.497891] dump_stack+0x123/0x177 [ 51.501509] should_fail.cold.4+0x5/0x13 [ 51.505549] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 51.510635] ? lock_downgrade+0x860/0x860 [ 51.514882] __should_failslab+0xba/0xf0 [ 51.518949] should_failslab+0x9/0x14 [ 51.522739] kmem_cache_alloc_node_trace+0x26d/0x730 [ 51.527846] __kmalloc_node_track_caller+0x3c/0x70 [ 51.532855] __kmalloc_reserve.isra.41+0x2c/0xc0 [ 51.537595] __alloc_skb+0xd7/0x580 [ 51.541217] ? skb_trim+0x160/0x160 [ 51.544840] netlink_ack+0x212/0xa50 [ 51.548542] ? netlink_sendmsg+0xc40/0xc40 [ 51.552776] ? find_held_lock+0x36/0x1d0 [ 51.556822] netlink_rcv_skb+0x2a8/0x3d0 [ 51.560887] ? lock_downgrade+0x860/0x860 [ 51.565017] ? rtnetlink_put_metrics+0x490/0x490 [ 51.569752] ? netlink_ack+0xa50/0xa50 [ 51.573631] ? netlink_deliver_tap+0x182/0xb00 [ 51.578222] rtnetlink_rcv+0x10/0x20 [ 51.582097] netlink_unicast+0x443/0x650 [ 51.586571] ? netlink_attachskb+0x6c0/0x6c0 [ 51.590960] netlink_sendmsg+0x765/0xc40 [ 51.595012] ? netlink_unicast+0x650/0x650 [ 51.599234] ? copy_msghdr_from_user+0x20b/0x3e0 [ 51.604008] ? selinux_socket_sendmsg+0x31/0x40 [ 51.608700] ? netlink_unicast+0x650/0x650 [ 51.612937] sock_sendmsg+0xb5/0xf0 [ 51.616746] ___sys_sendmsg+0x647/0x950 [ 51.620704] ? find_held_lock+0x36/0x1d0 [ 51.624745] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 51.629498] ? __fget+0x278/0x400 [ 51.632949] ? kasan_check_read+0x11/0x20 [ 51.637080] ? __fget+0x295/0x400 [ 51.640515] ? ksys_dup3+0x2e0/0x2e0 [ 51.644214] ? __f_unlock_pos+0xd/0x10 [ 51.648091] ? __fget_light+0x174/0x1e0 [ 51.652044] ? __fdget+0xe/0x10 [ 51.655333] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 51.660189] __sys_sendmsg+0xd9/0x180 [ 51.663978] ? __ia32_sys_shutdown+0x70/0x70 [ 51.668364] ? __sb_end_write+0xa4/0xd0 [ 51.672349] ? kasan_check_write+0x14/0x20 [ 51.676587] ? fput+0x18/0x120 [ 51.679788] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 51.685166] __x64_sys_sendmsg+0x73/0xb0 [ 51.689220] do_syscall_64+0xd0/0x4e0 [ 51.693001] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 51.698171] RIP: 0033:0x45c749 [ 51.701364] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 51.721030] RSP: 002b:00007f468a778c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 51.728725] RAX: ffffffffffffffda RBX: 00007f468a7796d4 RCX: 000000000045c749 [ 51.735973] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 51.743222] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 51.750475] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000006 [ 51.757810] R13: 00000000000009cb R14: 00000000004cc77d R15: 0000000000000004 [ 51.765076] CPU: 0 PID: 7974 Comm: syz-executor.2 Not tainted 4.19.139-syzkaller #0 [ 51.772881] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.782228] Call Trace: [ 51.784816] dump_stack+0x123/0x177 [ 51.788444] should_fail.cold.4+0x5/0x13 [ 51.792512] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 51.797612] ? lock_downgrade+0x860/0x860 [ 51.801766] __should_failslab+0xba/0xf0 [ 51.805827] should_failslab+0x9/0x14 [ 51.809989] __kmalloc_track_caller+0x2ce/0x760 [ 51.814657] ? __lock_acquire+0x792/0x4980 [ 51.818976] ? kstrdup_const+0x1f/0x30 [ 51.822861] kstrdup+0x2c/0x60 [ 51.826052] kstrdup_const+0x1f/0x30 [ 51.829782] __kernfs_new_node+0xb0/0x6f0 [ 51.833927] ? mark_held_locks+0x130/0x130 [ 51.838159] ? kernfs_dop_revalidate+0x350/0x350 [ 51.842918] ? widen_string+0x1e0/0x1e0 [ 51.846889] ? rtnl_newlink+0xa1d/0x1320 [ 51.850944] ? netlink_rcv_skb+0x13e/0x3d0 [ 51.855223] ? rtnetlink_rcv+0x10/0x20 [ 51.859107] ? netlink_unicast+0x443/0x650 [ 51.863346] ? netlink_sendmsg+0x765/0xc40 [ 51.867587] ? find_held_lock+0x36/0x1d0 [ 51.871652] kernfs_new_node+0x62/0x110 [ 51.875660] kernfs_create_link+0xb4/0x22b [ 51.879973] sysfs_do_create_link_sd.isra.2+0x7d/0xf0 [ 51.885418] sysfs_create_link+0x43/0xb0 [ 51.889578] netdev_adjacent_sysfs_add+0x9c/0xd0 [ 51.894336] ? napi_disable+0x80/0x80 [ 51.898161] __netdev_adjacent_dev_insert+0x46d/0x7b0 [ 51.903358] __netdev_upper_dev_link+0x1e8/0x790 [ 51.908489] ? netdev_upper_dev_unlink+0x5b0/0x5b0 [ 51.916015] ? kasan_check_read+0x11/0x20 [ 51.920968] netdev_master_upper_dev_link+0x17/0x20 [ 51.926175] batadv_hardif_enable_interface+0x1f8/0x9e0 [ 51.931920] batadv_softif_slave_add+0x7f/0xd0 [ 51.936953] do_set_master+0x171/0x200 [ 51.941461] do_setlink+0x941/0x2e10 [ 51.945376] ? __lock_acquire+0x792/0x4980 [ 51.949883] ? validate_linkmsg+0x670/0x670 [ 51.955324] ? mark_held_locks+0x130/0x130 [ 51.960925] ? __lock_acquire+0x792/0x4980 [ 51.968137] rtnl_newlink+0xa1d/0x1320 [ 51.973536] ? rtnl_link_unregister+0x280/0x280 [ 51.978535] ? is_bpf_text_address+0x60/0xe0 [ 51.983742] ? lock_downgrade+0x860/0x860 [ 51.989109] ? is_bpf_text_address+0x7d/0xe0 [ 51.994060] ? kernel_text_address+0x79/0xf0 [ 51.998592] ? __lock_acquire+0x792/0x4980 [ 52.003018] ? __lock_acquire+0x792/0x4980 [ 52.007389] ? mark_held_locks+0x130/0x130 [ 52.012271] ? mark_held_locks+0x130/0x130 [ 52.016580] ? save_stack+0x43/0xd0 [ 52.020274] ? __kasan_slab_free+0x102/0x150 [ 52.024671] ? __lock_acquire+0x792/0x4980 [ 52.028884] ? dev_queue_xmit+0xb/0x10 [ 52.032758] ? netlink_deliver_tap+0x77e/0xb00 [ 52.037672] ? netlink_unicast+0x412/0x650 [ 52.042145] ? netlink_sendmsg+0x765/0xc40 [ 52.046724] ? sock_sendmsg+0xb5/0xf0 [ 52.050745] ? ___sys_sendmsg+0x647/0x950 [ 52.054883] ? mark_held_locks+0x130/0x130 [ 52.059184] ? avc_has_perm_noaudit+0x258/0x460 [ 52.063917] ? lock_downgrade+0x860/0x860 [ 52.068154] ? kasan_check_read+0x11/0x20 [ 52.072379] ? avc_has_perm_noaudit+0x275/0x460 [ 52.077060] ? __lock_is_held+0xb5/0x140 [ 52.081137] rtnetlink_rcv_msg+0x34f/0x8f0 [ 52.085358] ? rtnetlink_put_metrics+0x490/0x490 [ 52.090096] ? find_held_lock+0x36/0x1d0 [ 52.094152] netlink_rcv_skb+0x13e/0x3d0 [ 52.098540] ? lock_downgrade+0x860/0x860 [ 52.102964] ? rtnetlink_put_metrics+0x490/0x490 [ 52.107701] ? netlink_ack+0xa50/0xa50 [ 52.111680] ? netlink_deliver_tap+0x182/0xb00 [ 52.116271] rtnetlink_rcv+0x10/0x20 [ 52.119968] netlink_unicast+0x443/0x650 [ 52.125671] ? netlink_attachskb+0x6c0/0x6c0 [ 52.131029] netlink_sendmsg+0x765/0xc40 [ 52.135439] ? netlink_unicast+0x650/0x650 [ 52.139660] ? copy_msghdr_from_user+0x20b/0x3e0 [ 52.144490] ? selinux_socket_sendmsg+0x31/0x40 [ 52.149141] ? netlink_unicast+0x650/0x650 [ 52.153451] sock_sendmsg+0xb5/0xf0 [ 52.157071] ___sys_sendmsg+0x647/0x950 [ 52.161044] ? find_held_lock+0x36/0x1d0 [ 52.165445] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 52.170207] ? __fget+0x278/0x400 [ 52.173769] ? kasan_check_read+0x11/0x20 [ 52.177942] ? __fget+0x295/0x400 [ 52.181381] ? ksys_dup3+0x2e0/0x2e0 [ 52.185084] ? __f_unlock_pos+0xd/0x10 [ 52.188966] ? __fget_light+0x174/0x1e0 [ 52.192964] ? __fdget+0xe/0x10 [ 52.196320] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 52.201149] __sys_sendmsg+0xd9/0x180 [ 52.204934] ? __ia32_sys_shutdown+0x70/0x70 [ 52.209443] ? __sb_end_write+0xa4/0xd0 [ 52.213758] ? kasan_check_write+0x14/0x20 [ 52.218118] ? fput+0x18/0x120 [ 52.221577] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 52.227359] __x64_sys_sendmsg+0x73/0xb0 [ 52.231990] do_syscall_64+0xd0/0x4e0 [ 52.235788] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 52.241097] RIP: 0033:0x45c749 [ 52.244284] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 52.263266] RSP: 002b:00007f4d4b306c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 52.271159] RAX: ffffffffffffffda RBX: 00007f4d4b3076d4 RCX: 000000000045c749 [ 52.278598] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 52.285936] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 52.294009] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000006 [ 52.302622] R13: 00000000000009cb R14: 00000000004cc77d R15: 0000000000000004 [ 52.332695] FAULT_INJECTION: forcing a failure. [ 52.332695] name failslab, interval 1, probability 0, space 0, times 0 [ 52.333240] FAULT_INJECTION: forcing a failure. [ 52.333240] name failslab, interval 1, probability 0, space 0, times 0 [ 52.353670] FAULT_INJECTION: forcing a failure. [ 52.353670] name failslab, interval 1, probability 0, space 0, times 0 [ 52.356908] FAULT_INJECTION: forcing a failure. [ 52.356908] name failslab, interval 1, probability 0, space 0, times 0 [ 52.368352] CPU: 0 PID: 7975 Comm: syz-executor.0 Not tainted 4.19.139-syzkaller #0 [ 52.389035] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.398403] Call Trace: [ 52.400991] dump_stack+0x123/0x177 [ 52.404620] should_fail.cold.4+0x5/0x13 [ 52.408774] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 52.413966] ? lock_downgrade+0x860/0x860 [ 52.418582] __should_failslab+0xba/0xf0 [ 52.422959] should_failslab+0x9/0x14 [ 52.426754] kmem_cache_alloc_node_trace+0x26d/0x730 [ 52.432123] __kmalloc_node_track_caller+0x3c/0x70 [ 52.437075] __kmalloc_reserve.isra.41+0x2c/0xc0 [ 52.444281] __alloc_skb+0xd7/0x580 [ 52.447906] ? skb_trim+0x160/0x160 [ 52.451534] netlink_ack+0x212/0xa50 [ 52.455245] ? netlink_sendmsg+0xc40/0xc40 [ 52.459818] ? find_held_lock+0x36/0x1d0 [ 52.463876] netlink_rcv_skb+0x2a8/0x3d0 [ 52.467942] ? lock_downgrade+0x860/0x860 [ 52.472086] ? rtnetlink_put_metrics+0x490/0x490 [ 52.476836] ? netlink_ack+0xa50/0xa50 [ 52.480719] ? netlink_deliver_tap+0x182/0xb00 [ 52.485305] rtnetlink_rcv+0x10/0x20 [ 52.489012] netlink_unicast+0x443/0x650 [ 52.493074] ? netlink_attachskb+0x6c0/0x6c0 [ 52.497490] netlink_sendmsg+0x765/0xc40 [ 52.501557] ? netlink_unicast+0x650/0x650 [ 52.505790] ? copy_msghdr_from_user+0x20b/0x3e0 [ 52.510548] ? selinux_socket_sendmsg+0x31/0x40 [ 52.515258] ? netlink_unicast+0x650/0x650 [ 52.519488] sock_sendmsg+0xb5/0xf0 [ 52.523149] ___sys_sendmsg+0x647/0x950 [ 52.527111] ? find_held_lock+0x36/0x1d0 [ 52.531167] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 52.536041] ? __fget+0x278/0x400 [ 52.539490] ? kasan_check_read+0x11/0x20 [ 52.543633] ? __fget+0x295/0x400 [ 52.547089] ? ksys_dup3+0x2e0/0x2e0 [ 52.550801] ? __f_unlock_pos+0xd/0x10 [ 52.554682] ? __fget_light+0x174/0x1e0 [ 52.558653] ? __fdget+0xe/0x10 [ 52.561927] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 52.566819] __sys_sendmsg+0xd9/0x180 [ 52.570616] ? __ia32_sys_shutdown+0x70/0x70 [ 52.575019] ? __sb_end_write+0xa4/0xd0 [ 52.579223] ? kasan_check_write+0x14/0x20 [ 52.583551] ? fput+0x18/0x120 [ 52.586747] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 52.592105] __x64_sys_sendmsg+0x73/0xb0 [ 52.596164] do_syscall_64+0xd0/0x4e0 [ 52.599958] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 52.600739] FAULT_INJECTION: forcing a failure. [ 52.600739] name failslab, interval 1, probability 0, space 0, times 0 [ 52.605999] RIP: 0033:0x45c749 [ 52.606006] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 52.606008] RSP: 002b:00007f96a1935c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 52.606014] RAX: ffffffffffffffda RBX: 00007f96a19366d4 RCX: 000000000045c749 [ 52.606017] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 52.606021] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 52.606024] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000006 [ 52.606026] R13: 00000000000009cb R14: 00000000004cc77d R15: 0000000000000004 [ 52.608510] CPU: 0 PID: 7995 Comm: syz-executor.4 Not tainted 4.19.139-syzkaller #0 [ 52.691734] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.701075] Call Trace: [ 52.703662] dump_stack+0x123/0x177 [ 52.707275] should_fail.cold.4+0x5/0x13 [ 52.711319] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 52.716403] ? lock_downgrade+0x860/0x860 [ 52.720635] __should_failslab+0xba/0xf0 [ 52.724774] should_failslab+0x9/0x14 [ 52.728558] kmem_cache_alloc_node_trace+0x26d/0x730 [ 52.733646] __kmalloc_node_track_caller+0x3c/0x70 [ 52.738659] __kmalloc_reserve.isra.41+0x2c/0xc0 [ 52.743497] __alloc_skb+0xd7/0x580 [ 52.747120] ? skb_trim+0x160/0x160 [ 52.750734] netlink_ack+0x212/0xa50 [ 52.754429] ? netlink_sendmsg+0xc40/0xc40 [ 52.758642] ? find_held_lock+0x36/0x1d0 [ 52.762691] netlink_rcv_skb+0x2a8/0x3d0 [ 52.766740] ? lock_downgrade+0x860/0x860 [ 52.770895] ? rtnetlink_put_metrics+0x490/0x490 [ 52.775631] ? netlink_ack+0xa50/0xa50 [ 52.779496] ? netlink_deliver_tap+0x182/0xb00 [ 52.784420] rtnetlink_rcv+0x10/0x20 [ 52.788116] netlink_unicast+0x443/0x650 [ 52.792159] ? netlink_attachskb+0x6c0/0x6c0 [ 52.796565] netlink_sendmsg+0x765/0xc40 [ 52.800612] ? netlink_unicast+0x650/0x650 [ 52.804847] ? copy_msghdr_from_user+0x20b/0x3e0 [ 52.809678] ? selinux_socket_sendmsg+0x31/0x40 [ 52.814333] ? netlink_unicast+0x650/0x650 [ 52.818550] sock_sendmsg+0xb5/0xf0 [ 52.822194] ___sys_sendmsg+0x647/0x950 [ 52.826204] ? find_held_lock+0x36/0x1d0 [ 52.830257] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 52.834994] ? __fget+0x278/0x400 [ 52.838429] ? kasan_check_read+0x11/0x20 [ 52.842559] ? __fget+0x295/0x400 [ 52.845998] ? ksys_dup3+0x2e0/0x2e0 [ 52.849806] ? __f_unlock_pos+0xd/0x10 [ 52.853675] ? __fget_light+0x174/0x1e0 [ 52.857633] ? __fdget+0xe/0x10 [ 52.860895] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 52.865725] __sys_sendmsg+0xd9/0x180 [ 52.869518] ? __ia32_sys_shutdown+0x70/0x70 [ 52.874107] ? __sb_end_write+0xa4/0xd0 [ 52.878148] ? kasan_check_write+0x14/0x20 [ 52.882367] ? fput+0x18/0x120 [ 52.885638] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 52.890988] __x64_sys_sendmsg+0x73/0xb0 [ 52.895103] do_syscall_64+0xd0/0x4e0 [ 52.898885] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 52.904057] RIP: 0033:0x45c749 [ 52.907253] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 52.926230] RSP: 002b:00007fa3ed678c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 52.934011] RAX: ffffffffffffffda RBX: 00007fa3ed6796d4 RCX: 000000000045c749 [ 52.941506] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 52.948956] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 52.957902] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000006 [ 52.965767] R13: 00000000000009cb R14: 00000000004cc77d R15: 0000000000000004 [ 52.973904] CPU: 1 PID: 7987 Comm: syz-executor.5 Not tainted 4.19.139-syzkaller #0 [ 52.981799] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.986784] FAULT_INJECTION: forcing a failure. [ 52.986784] name failslab, interval 1, probability 0, space 0, times 0 [ 52.991839] Call Trace: [ 52.991853] dump_stack+0x123/0x177 [ 52.991864] should_fail.cold.4+0x5/0x13 [ 52.991872] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 52.991879] ? lock_downgrade+0x860/0x860 [ 52.991891] __should_failslab+0xba/0xf0 [ 52.991897] should_failslab+0x9/0x14 [ 52.991902] kmem_cache_alloc_node_trace+0x26d/0x730 [ 52.991913] __kmalloc_node_track_caller+0x3c/0x70 [ 52.991920] __kmalloc_reserve.isra.41+0x2c/0xc0 [ 52.991928] __alloc_skb+0xd7/0x580 [ 52.991935] ? skb_trim+0x160/0x160 [ 52.991947] netlink_ack+0x212/0xa50 [ 52.991955] ? netlink_sendmsg+0xc40/0xc40 [ 52.991959] ? find_held_lock+0x36/0x1d0 [ 52.991970] netlink_rcv_skb+0x2a8/0x3d0 [ 52.991975] ? lock_downgrade+0x860/0x860 [ 52.991982] ? rtnetlink_put_metrics+0x490/0x490 [ 52.991988] ? netlink_ack+0xa50/0xa50 [ 52.991995] ? netlink_deliver_tap+0x182/0xb00 [ 52.992005] rtnetlink_rcv+0x10/0x20 [ 52.992010] netlink_unicast+0x443/0x650 [ 52.992019] ? netlink_attachskb+0x6c0/0x6c0 [ 52.992031] netlink_sendmsg+0x765/0xc40 [ 52.992040] ? netlink_unicast+0x650/0x650 [ 52.992047] ? copy_msghdr_from_user+0x20b/0x3e0 [ 52.992056] ? selinux_socket_sendmsg+0x31/0x40 [ 52.992064] ? netlink_unicast+0x650/0x650 [ 53.128967] sock_sendmsg+0xb5/0xf0 [ 53.133642] ___sys_sendmsg+0x647/0x950 [ 53.137694] ? find_held_lock+0x36/0x1d0 [ 53.142891] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 53.147627] ? __fget+0x278/0x400 [ 53.151078] ? kasan_check_read+0x11/0x20 [ 53.155219] ? __fget+0x295/0x400 [ 53.158662] ? ksys_dup3+0x2e0/0x2e0 [ 53.162621] ? __f_unlock_pos+0xd/0x10 [ 53.166823] ? __fget_light+0x174/0x1e0 [ 53.170983] ? __fdget+0xe/0x10 [ 53.174336] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 53.179404] __sys_sendmsg+0xd9/0x180 [ 53.183185] ? __ia32_sys_shutdown+0x70/0x70 [ 53.187702] ? __sb_end_write+0xa4/0xd0 [ 53.191837] ? kasan_check_write+0x14/0x20 [ 53.196062] ? fput+0x18/0x120 [ 53.199424] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.204858] __x64_sys_sendmsg+0x73/0xb0 [ 53.210737] do_syscall_64+0xd0/0x4e0 [ 53.215140] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.220326] RIP: 0033:0x45c749 [ 53.223512] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 53.243039] RSP: 002b:00007f468a778c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 53.251350] RAX: ffffffffffffffda RBX: 00007f468a7796d4 RCX: 000000000045c749 [ 53.258827] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 53.266426] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 53.274311] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000006 [ 53.282101] R13: 00000000000009cb R14: 00000000004cc77d R15: 0000000000000004 [ 53.289892] CPU: 0 PID: 8008 Comm: syz-executor.3 Not tainted 4.19.139-syzkaller #0 [ 53.297891] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.309246] Call Trace: [ 53.312716] dump_stack+0x123/0x177 [ 53.316338] should_fail.cold.4+0x5/0x13 [ 53.321427] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 53.326786] ? lock_downgrade+0x860/0x860 [ 53.330945] __should_failslab+0xba/0xf0 [ 53.335005] should_failslab+0x9/0x14 [ 53.338811] __kmalloc_track_caller+0x2ce/0x760 [ 53.343653] ? __lock_acquire+0x792/0x4980 [ 53.347888] ? kstrdup_const+0x1f/0x30 [ 53.351781] kstrdup+0x2c/0x60 [ 53.354967] kstrdup_const+0x1f/0x30 [ 53.358949] __kernfs_new_node+0xb0/0x6f0 [ 53.363099] ? mark_held_locks+0x130/0x130 [ 53.367418] ? kernfs_dop_revalidate+0x350/0x350 [ 53.372179] ? widen_string+0x1e0/0x1e0 [ 53.376146] ? rtnl_newlink+0xa1d/0x1320 [ 53.380200] ? netlink_rcv_skb+0x13e/0x3d0 [ 53.384442] ? rtnetlink_rcv+0x10/0x20 [ 53.388329] ? netlink_unicast+0x443/0x650 [ 53.392569] ? netlink_sendmsg+0x765/0xc40 [ 53.397584] ? find_held_lock+0x36/0x1d0 [ 53.401866] kernfs_new_node+0x62/0x110 [ 53.405843] kernfs_create_link+0xb4/0x22b [ 53.410220] sysfs_do_create_link_sd.isra.2+0x7d/0xf0 [ 53.415507] sysfs_create_link+0x43/0xb0 [ 53.421253] netdev_adjacent_sysfs_add+0x9c/0xd0 [ 53.426117] ? napi_disable+0x80/0x80 [ 53.430892] __netdev_adjacent_dev_insert+0x46d/0x7b0 [ 53.436079] __netdev_upper_dev_link+0x1e8/0x790 [ 53.441265] ? netdev_upper_dev_unlink+0x5b0/0x5b0 [ 53.446273] ? kasan_check_read+0x11/0x20 [ 53.450523] netdev_master_upper_dev_link+0x17/0x20 [ 53.455626] batadv_hardif_enable_interface+0x1f8/0x9e0 [ 53.461513] batadv_softif_slave_add+0x7f/0xd0 [ 53.466089] do_set_master+0x171/0x200 [ 53.469969] do_setlink+0x941/0x2e10 [ 53.473836] ? validate_linkmsg+0x670/0x670 [ 53.478459] ? mark_held_locks+0xc7/0x130 [ 53.482947] ? _raw_spin_unlock_irq+0x27/0x80 [ 53.487621] ? __lock_acquire+0x792/0x4980 [ 53.491963] rtnl_newlink+0xa1d/0x1320 [ 53.496027] ? rtnl_link_unregister+0x280/0x280 [ 53.501853] ? is_bpf_text_address+0x60/0xe0 [ 53.506261] ? lock_downgrade+0x860/0x860 [ 53.510408] ? is_bpf_text_address+0x7d/0xe0 [ 53.514837] ? kernel_text_address+0x79/0xf0 [ 53.519234] ? __lock_acquire+0x792/0x4980 [ 53.523448] ? __lock_acquire+0x792/0x4980 [ 53.527669] ? mark_held_locks+0x130/0x130 [ 53.531889] ? mark_held_locks+0x130/0x130 [ 53.537217] ? save_stack+0x43/0xd0 [ 53.540914] ? __kasan_slab_free+0x102/0x150 [ 53.545582] ? __lock_acquire+0x792/0x4980 [ 53.549886] ? dev_queue_xmit+0xb/0x10 [ 53.554052] ? netlink_deliver_tap+0x77e/0xb00 [ 53.558611] ? netlink_unicast+0x412/0x650 [ 53.562914] ? netlink_sendmsg+0x765/0xc40 [ 53.567570] ? sock_sendmsg+0xb5/0xf0 [ 53.571364] ? ___sys_sendmsg+0x647/0x950 [ 53.575596] ? mark_held_locks+0x130/0x130 [ 53.579834] ? avc_has_perm_noaudit+0x258/0x460 [ 53.584488] ? lock_downgrade+0x860/0x860 [ 53.588621] ? kasan_check_read+0x11/0x20 [ 53.593919] ? avc_has_perm_noaudit+0x275/0x460 [ 53.598613] ? __lock_is_held+0xb5/0x140 [ 53.603008] rtnetlink_rcv_msg+0x34f/0x8f0 [ 53.608005] ? rtnetlink_put_metrics+0x490/0x490 [ 53.612744] ? find_held_lock+0x36/0x1d0 [ 53.616793] netlink_rcv_skb+0x13e/0x3d0 [ 53.621114] ? lock_downgrade+0x860/0x860 [ 53.625239] ? rtnetlink_put_metrics+0x490/0x490 [ 53.629972] ? netlink_ack+0xa50/0xa50 [ 53.633846] ? netlink_deliver_tap+0x182/0xb00 [ 53.638432] rtnetlink_rcv+0x10/0x20 [ 53.642143] netlink_unicast+0x443/0x650 [ 53.646199] ? netlink_attachskb+0x6c0/0x6c0 [ 53.650606] netlink_sendmsg+0x765/0xc40 [ 53.654662] ? netlink_unicast+0x650/0x650 [ 53.658885] ? copy_msghdr_from_user+0x20b/0x3e0 [ 53.663640] ? selinux_socket_sendmsg+0x31/0x40 [ 53.668305] ? netlink_unicast+0x650/0x650 [ 53.672530] sock_sendmsg+0xb5/0xf0 [ 53.676144] ___sys_sendmsg+0x647/0x950 [ 53.680095] ? find_held_lock+0x36/0x1d0 [ 53.684133] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 53.688872] ? __fget+0x278/0x400 [ 53.692406] ? kasan_check_read+0x11/0x20 [ 53.696536] ? __fget+0x295/0x400 [ 53.699972] ? ksys_dup3+0x2e0/0x2e0 [ 53.703681] ? __f_unlock_pos+0xd/0x10 [ 53.707640] ? __fget_light+0x174/0x1e0 [ 53.711784] ? __fdget+0xe/0x10 [ 53.715049] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 53.719871] __sys_sendmsg+0xd9/0x180 [ 53.723649] ? __ia32_sys_shutdown+0x70/0x70 [ 53.728033] ? __sb_end_write+0xa4/0xd0 [ 53.731990] ? kasan_check_write+0x14/0x20 [ 53.736207] ? fput+0x18/0x120 [ 53.739383] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.744736] __x64_sys_sendmsg+0x73/0xb0 [ 53.748779] do_syscall_64+0xd0/0x4e0 [ 53.752566] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.757749] RIP: 0033:0x45c749 [ 53.760927] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 53.779824] RSP: 002b:00007f5c08251c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 53.787528] RAX: ffffffffffffffda RBX: 00007f5c082526d4 RCX: 000000000045c749 [ 53.794785] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 53.802035] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 53.809282] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000006 [ 53.816713] R13: 00000000000009cb R14: 00000000004cc77d R15: 0000000000000004 [ 53.823989] CPU: 1 PID: 7991 Comm: syz-executor.1 Not tainted 4.19.139-syzkaller #0 [ 53.831792] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.841145] Call Trace: [ 53.843737] dump_stack+0x123/0x177 [ 53.846804] FAULT_INJECTION: forcing a failure. [ 53.846804] name failslab, interval 1, probability 0, space 0, times 0 [ 53.847405] should_fail.cold.4+0x5/0x13 [ 53.847414] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 53.847422] ? lock_downgrade+0x860/0x860 [ 53.847437] __should_failslab+0xba/0xf0 [ 53.876777] should_failslab+0x9/0x14 [ 53.880672] kmem_cache_alloc_node_trace+0x26d/0x730 [ 53.885948] __kmalloc_node_track_caller+0x3c/0x70 [ 53.890878] __kmalloc_reserve.isra.41+0x2c/0xc0 [ 53.895622] __alloc_skb+0xd7/0x580 [ 53.899316] ? skb_trim+0x160/0x160 [ 53.902936] netlink_ack+0x212/0xa50 [ 53.906639] ? netlink_sendmsg+0xc40/0xc40 [ 53.910856] ? find_held_lock+0x36/0x1d0 [ 53.914906] netlink_rcv_skb+0x2a8/0x3d0 [ 53.918970] ? lock_downgrade+0x860/0x860 [ 53.923109] ? rtnetlink_put_metrics+0x490/0x490 [ 53.927847] ? netlink_ack+0xa50/0xa50 [ 53.931717] ? netlink_deliver_tap+0x182/0xb00 [ 53.936287] rtnetlink_rcv+0x10/0x20 [ 53.939986] netlink_unicast+0x443/0x650 [ 53.944032] ? netlink_attachskb+0x6c0/0x6c0 [ 53.948433] netlink_sendmsg+0x765/0xc40 [ 53.952574] ? netlink_unicast+0x650/0x650 [ 53.956792] ? copy_msghdr_from_user+0x20b/0x3e0 [ 53.961624] ? selinux_socket_sendmsg+0x31/0x40 [ 53.966279] ? netlink_unicast+0x650/0x650 [ 53.970502] sock_sendmsg+0xb5/0xf0 [ 53.974117] ___sys_sendmsg+0x647/0x950 [ 53.978072] ? find_held_lock+0x36/0x1d0 [ 53.982117] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 53.986855] ? __fget+0x278/0x400 [ 53.990303] ? kasan_check_read+0x11/0x20 [ 53.994435] ? __fget+0x295/0x400 [ 53.997873] ? ksys_dup3+0x2e0/0x2e0 [ 54.001566] ? __f_unlock_pos+0xd/0x10 [ 54.005432] ? __fget_light+0x174/0x1e0 [ 54.009394] ? __fdget+0xe/0x10 [ 54.012658] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 54.017500] __sys_sendmsg+0xd9/0x180 [ 54.021283] ? __ia32_sys_shutdown+0x70/0x70 [ 54.025673] ? __sb_end_write+0xa4/0xd0 [ 54.029713] ? kasan_check_write+0x14/0x20 [ 54.033958] ? fput+0x18/0x120 [ 54.037139] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.042503] __x64_sys_sendmsg+0x73/0xb0 [ 54.046565] do_syscall_64+0xd0/0x4e0 [ 54.050360] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.055528] RIP: 0033:0x45c749 [ 54.058717] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 54.077688] RSP: 002b:00007f09bf63fc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 54.085664] RAX: ffffffffffffffda RBX: 00007f09bf6406d4 RCX: 000000000045c749 [ 54.092939] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 2020/08/17 14:08:53 executed programs: 23 [ 54.100361] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 54.107613] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000006 [ 54.114959] R13: 00000000000009cb R14: 00000000004cc77d R15: 0000000000000004 [ 54.122309] CPU: 0 PID: 8016 Comm: syz-executor.4 Not tainted 4.19.139-syzkaller #0 [ 54.130283] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.139638] Call Trace: [ 54.142233] dump_stack+0x123/0x177 [ 54.145866] should_fail.cold.4+0x5/0x13 [ 54.150623] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 54.155717] ? lock_downgrade+0x860/0x860 [ 54.159861] __should_failslab+0xba/0xf0 [ 54.164090] should_failslab+0x9/0x14 [ 54.168065] __kmalloc_track_caller+0x2ce/0x760 [ 54.173608] ? __lock_acquire+0x792/0x4980 [ 54.178463] ? kstrdup_const+0x1f/0x30 [ 54.182462] kstrdup+0x2c/0x60 [ 54.186012] kstrdup_const+0x1f/0x30 [ 54.189814] __kernfs_new_node+0xb0/0x6f0 [ 54.195090] ? mark_held_locks+0x130/0x130 [ 54.199323] ? kernfs_dop_revalidate+0x350/0x350 [ 54.204087] ? widen_string+0x1e0/0x1e0 [ 54.208155] ? rtnl_newlink+0xa1d/0x1320 [ 54.212227] ? netlink_rcv_skb+0x13e/0x3d0 [ 54.216456] ? rtnetlink_rcv+0x10/0x20 [ 54.220512] ? netlink_unicast+0x443/0x650 [ 54.224923] ? netlink_sendmsg+0x765/0xc40 [ 54.229248] ? find_held_lock+0x36/0x1d0 [ 54.233310] kernfs_new_node+0x62/0x110 [ 54.237293] kernfs_create_link+0xb4/0x22b [ 54.241854] sysfs_do_create_link_sd.isra.2+0x7d/0xf0 [ 54.247137] sysfs_create_link+0x43/0xb0 [ 54.251187] netdev_adjacent_sysfs_add+0x9c/0xd0 [ 54.256030] ? napi_disable+0x80/0x80 [ 54.265302] __netdev_adjacent_dev_insert+0x46d/0x7b0 [ 54.270579] __netdev_upper_dev_link+0x1e8/0x790 [ 54.275335] ? netdev_upper_dev_unlink+0x5b0/0x5b0 [ 54.280354] ? kasan_check_read+0x11/0x20 [ 54.284495] netdev_master_upper_dev_link+0x17/0x20 [ 54.289494] batadv_hardif_enable_interface+0x1f8/0x9e0 [ 54.294850] batadv_softif_slave_add+0x7f/0xd0 [ 54.299504] do_set_master+0x171/0x200 [ 54.303563] do_setlink+0x941/0x2e10 [ 54.307263] ? __lock_acquire+0x792/0x4980 [ 54.311518] ? validate_linkmsg+0x670/0x670 [ 54.316035] ? mark_held_locks+0x130/0x130 [ 54.321213] ? __lock_acquire+0x792/0x4980 [ 54.325621] rtnl_newlink+0xa1d/0x1320 [ 54.329494] ? rtnl_link_unregister+0x280/0x280 [ 54.334288] ? mark_held_locks+0x130/0x130 [ 54.338515] ? __lock_acquire+0x792/0x4980 [ 54.342832] ? __lock_is_held+0xb5/0x140 [ 54.347971] ? mark_held_locks+0x130/0x130 [ 54.352481] ? __lock_is_held+0xb5/0x140 [ 54.357674] ? __lock_acquire+0x792/0x4980 [ 54.362511] ? find_held_lock+0x36/0x1d0 [ 54.366571] ? mark_held_locks+0xc7/0x130 [ 54.371063] ? mark_held_locks+0x130/0x130 [ 54.375314] ? trace_hardirqs_on+0x28/0x190 [ 54.379747] ? _raw_spin_unlock_irq+0x60/0x80 [ 54.384331] ? finish_task_switch+0x14a/0x720 [ 54.389037] ? finish_task_switch+0x11c/0x720 [ 54.393628] ? find_held_lock+0x36/0x1d0 [ 54.397791] ? __lock_is_held+0xb5/0x140 [ 54.401850] rtnetlink_rcv_msg+0x34f/0x8f0 [ 54.406088] ? rtnetlink_put_metrics+0x490/0x490 [ 54.410844] ? find_held_lock+0x36/0x1d0 [ 54.414939] netlink_rcv_skb+0x13e/0x3d0 [ 54.419243] ? lock_downgrade+0x860/0x860 [ 54.423553] ? rtnetlink_put_metrics+0x490/0x490 [ 54.428670] ? netlink_ack+0xa50/0xa50 [ 54.432900] ? netlink_deliver_tap+0x182/0xb00 [ 54.438093] rtnetlink_rcv+0x10/0x20 [ 54.442340] netlink_unicast+0x443/0x650 [ 54.446776] ? netlink_attachskb+0x6c0/0x6c0 [ 54.451401] netlink_sendmsg+0x765/0xc40 [ 54.456680] ? netlink_unicast+0x650/0x650 [ 54.461029] ? copy_msghdr_from_user+0x20b/0x3e0 [ 54.466119] ? selinux_socket_sendmsg+0x31/0x40 [ 54.471395] ? netlink_unicast+0x650/0x650 [ 54.476170] sock_sendmsg+0xb5/0xf0 [ 54.479883] ___sys_sendmsg+0x647/0x950 [ 54.484712] ? find_held_lock+0x36/0x1d0 [ 54.489116] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 54.493855] ? __fget+0x278/0x400 [ 54.497294] ? kasan_check_read+0x11/0x20 [ 54.501432] ? __fget+0x295/0x400 [ 54.505923] ? ksys_dup3+0x2e0/0x2e0 [ 54.510413] ? __f_unlock_pos+0xd/0x10 [ 54.514285] ? __fget_light+0x174/0x1e0 [ 54.518339] ? __fdget+0xe/0x10 [ 54.521609] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 54.526877] __sys_sendmsg+0xd9/0x180 [ 54.531024] ? __ia32_sys_shutdown+0x70/0x70 [ 54.535691] ? __sb_end_write+0xa4/0xd0 [ 54.539910] ? kasan_check_write+0x14/0x20 [ 54.544262] ? fput+0x18/0x120 [ 54.547440] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.552792] __x64_sys_sendmsg+0x73/0xb0 [ 54.556953] do_syscall_64+0xd0/0x4e0 [ 54.561524] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.566704] RIP: 0033:0x45c749 [ 54.570074] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 54.581352] ------------[ cut here ]------------ [ 54.590092] RSP: 002b:00007fa3ed678c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 54.590099] RAX: ffffffffffffffda RBX: 00007fa3ed6796d4 RCX: 000000000045c749 [ 54.590101] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 54.590104] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 54.590107] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000006 [ 54.590109] R13: 00000000000009cb R14: 00000000004cc77d R15: 0000000000000004 [ 54.597963] FAULT_INJECTION: forcing a failure. [ 54.597963] name failslab, interval 1, probability 0, space 0, times 0 [ 54.615169] CPU: 1 PID: 8006 Comm: syz-executor.2 Not tainted 4.19.139-syzkaller #0 [ 54.620803] FAULT_INJECTION: forcing a failure. [ 54.620803] name failslab, interval 1, probability 0, space 0, times 0 [ 54.629474] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.629489] Call Trace: [ 54.629501] dump_stack+0x123/0x177 [ 54.629511] should_fail.cold.4+0x5/0x13 [ 54.629521] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 54.702919] ? lock_downgrade+0x860/0x860 [ 54.707144] __should_failslab+0xba/0xf0 [ 54.711362] should_failslab+0x9/0x14 [ 54.715232] kmem_cache_alloc_node_trace+0x26d/0x730 [ 54.721900] __kmalloc_node_track_caller+0x3c/0x70 [ 54.726812] __kmalloc_reserve.isra.41+0x2c/0xc0 [ 54.733134] __alloc_skb+0xd7/0x580 [ 54.736834] ? skb_trim+0x160/0x160 [ 54.740533] netlink_ack+0x212/0xa50 [ 54.744325] ? netlink_sendmsg+0xc40/0xc40 [ 54.748540] ? find_held_lock+0x36/0x1d0 [ 54.752588] netlink_rcv_skb+0x2a8/0x3d0 [ 54.757086] ? lock_downgrade+0x860/0x860 [ 54.761477] ? rtnetlink_put_metrics+0x490/0x490 [ 54.766210] ? netlink_ack+0xa50/0xa50 [ 54.770092] ? netlink_deliver_tap+0x182/0xb00 [ 54.774656] rtnetlink_rcv+0x10/0x20 [ 54.778442] netlink_unicast+0x443/0x650 [ 54.782483] ? netlink_attachskb+0x6c0/0x6c0 [ 54.786992] netlink_sendmsg+0x765/0xc40 [ 54.791476] ? netlink_unicast+0x650/0x650 [ 54.796943] ? copy_msghdr_from_user+0x20b/0x3e0 [ 54.802032] ? selinux_socket_sendmsg+0x31/0x40 [ 54.807225] ? netlink_unicast+0x650/0x650 [ 54.811720] sock_sendmsg+0xb5/0xf0 [ 54.815339] ___sys_sendmsg+0x647/0x950 [ 54.819331] ? find_held_lock+0x36/0x1d0 [ 54.823406] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 54.828405] ? __fget+0x278/0x400 [ 54.831838] ? kasan_check_read+0x11/0x20 [ 54.835967] ? __fget+0x295/0x400 [ 54.839517] ? ksys_dup3+0x2e0/0x2e0 [ 54.843211] ? __f_unlock_pos+0xd/0x10 [ 54.847958] ? __fget_light+0x174/0x1e0 [ 54.851923] ? __fdget+0xe/0x10 [ 54.855201] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 54.860215] __sys_sendmsg+0xd9/0x180 [ 54.864086] ? __ia32_sys_shutdown+0x70/0x70 [ 54.868736] ? __sb_end_write+0xa4/0xd0 [ 54.872694] ? kasan_check_write+0x14/0x20 [ 54.876949] ? fput+0x18/0x120 [ 54.880137] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.885589] __x64_sys_sendmsg+0x73/0xb0 [ 54.890347] do_syscall_64+0xd0/0x4e0 [ 54.894242] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.900452] RIP: 0033:0x45c749 [ 54.903796] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 54.923855] RSP: 002b:00007f4d4b306c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 54.932691] RAX: ffffffffffffffda RBX: 00007f4d4b3076d4 RCX: 000000000045c749 [ 54.940292] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 54.947638] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 54.955358] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000006 [ 54.963083] R13: 00000000000009cb R14: 00000000004cc77d R15: 0000000000000004 [ 54.972892] CPU: 0 PID: 8018 Comm: syz-executor.3 Not tainted 4.19.139-syzkaller #0 [ 54.983511] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.993130] Call Trace: [ 54.995725] dump_stack+0x123/0x177 [ 54.999354] should_fail.cold.4+0x5/0x13 [ 55.003420] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 55.008523] ? lock_downgrade+0x860/0x860 [ 55.012681] __should_failslab+0xba/0xf0 [ 55.016744] should_failslab+0x9/0x14 [ 55.020550] kmem_cache_alloc_node_trace+0x26d/0x730 [ 55.026547] __kmalloc_node_track_caller+0x3c/0x70 [ 55.027929] WARNING: CPU: 1 PID: 7307 at net/batman-adv/bat_iv_ogm.c:597 batadv_iv_send_outstanding_bat_ogm_packet.cold.25+0x30/0x37 [ 55.033120] __kmalloc_reserve.isra.41+0x2c/0xc0 [ 55.045166] Kernel panic - not syncing: panic_on_warn set ... [ 55.045166] [ 55.049899] __alloc_skb+0xd7/0x580 [ 55.061615] ? skb_trim+0x160/0x160 [ 55.065232] netlink_ack+0x212/0xa50 [ 55.068943] ? netlink_sendmsg+0xc40/0xc40 [ 55.073504] ? find_held_lock+0x36/0x1d0 [ 55.077721] netlink_rcv_skb+0x2a8/0x3d0 [ 55.081860] ? lock_downgrade+0x860/0x860 [ 55.085986] ? rtnetlink_put_metrics+0x490/0x490 [ 55.090722] ? netlink_ack+0xa50/0xa50 [ 55.096081] ? netlink_deliver_tap+0x182/0xb00 [ 55.100764] rtnetlink_rcv+0x10/0x20 [ 55.105495] netlink_unicast+0x443/0x650 [ 55.109582] ? netlink_attachskb+0x6c0/0x6c0 [ 55.113973] netlink_sendmsg+0x765/0xc40 [ 55.118013] ? netlink_unicast+0x650/0x650 [ 55.122223] ? copy_msghdr_from_user+0x20b/0x3e0 [ 55.127042] ? selinux_socket_sendmsg+0x31/0x40 [ 55.131947] ? netlink_unicast+0x650/0x650 [ 55.136164] sock_sendmsg+0xb5/0xf0 [ 55.139766] ___sys_sendmsg+0x647/0x950 [ 55.143717] ? find_held_lock+0x36/0x1d0 [ 55.147855] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 55.152589] ? __fget+0x278/0x400 [ 55.156021] ? kasan_check_read+0x11/0x20 [ 55.160147] ? __fget+0x295/0x400 [ 55.163580] ? ksys_dup3+0x2e0/0x2e0 [ 55.167278] ? __f_unlock_pos+0xd/0x10 [ 55.171313] ? __fget_light+0x174/0x1e0 [ 55.175291] ? __fdget+0xe/0x10 [ 55.178558] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 55.183381] __sys_sendmsg+0xd9/0x180 [ 55.187271] ? __ia32_sys_shutdown+0x70/0x70 [ 55.192004] ? __sb_end_write+0xa4/0xd0 [ 55.195955] ? kasan_check_write+0x14/0x20 [ 55.200193] ? fput+0x18/0x120 [ 55.203395] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.208766] __x64_sys_sendmsg+0x73/0xb0 [ 55.212826] do_syscall_64+0xd0/0x4e0 [ 55.216620] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.221805] RIP: 0033:0x45c749 [ 55.225190] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 55.244092] RSP: 002b:00007f5c08251c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 55.251894] RAX: ffffffffffffffda RBX: 00007f5c082526d4 RCX: 000000000045c749 [ 55.259142] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 55.266399] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 55.273642] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000006 [ 55.280890] R13: 00000000000009cb R14: 00000000004cc77d R15: 0000000000000004 [ 55.288240] CPU: 1 PID: 7307 Comm: kworker/u4:5 Not tainted 4.19.139-syzkaller #0 [ 55.295976] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.305337] Workqueue: bat_events batadv_iv_send_outstanding_bat_ogm_packet [ 55.312628] Call Trace: [ 55.315215] dump_stack+0x123/0x177 [ 55.318878] ? batadv_iv_send_outstanding_bat_ogm_packet.cold.25+0x30/0x37 [ 55.325873] panic+0x1cd/0x375 [ 55.329044] ? __warn_printk+0xd6/0xd6 [ 55.333006] __warn.cold.8+0x1b/0x3e [ 55.336991] ? batadv_iv_send_outstanding_bat_ogm_packet.cold.25+0x30/0x37 [ 55.344246] report_bug+0x1a4/0x200 [ 55.347880] do_error_trap+0x200/0x350 [ 55.351839] ? math_error+0x340/0x340 [ 55.355649] ? __irq_work_queue_local+0xe0/0x120 [ 55.360581] ? irq_work_queue+0x34/0x50 [ 55.366072] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 55.371478] ? trace_hardirqs_off_caller+0x49/0x180 [ 55.376754] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 55.381726] do_invalid_op+0x1b/0x20 [ 55.385420] invalid_op+0x14/0x20 [ 55.388860] RIP: 0010:batadv_iv_send_outstanding_bat_ogm_packet.cold.25+0x30/0x37 [ 55.397238] Code: 87 e8 1b b7 91 fa 0f 0b e9 f2 a2 ff ff 48 c7 c7 40 25 d9 87 e8 08 b7 91 fa e9 e1 a2 ff ff 48 c7 c7 00 22 d9 87 e8 f7 b6 91 fa <0f> 0b e9 ce a2 ff ff 48 c7 c7 00 22 d9 87 e8 e4 b6 91 fa 0f 0b 4c [ 55.417192] RSP: 0018:ffff88809eebfcd8 EFLAGS: 00010286 [ 55.422578] RAX: 0000000000000024 RBX: ffff888095265d48 RCX: 0000000000000000 [ 55.430731] RDX: 0000000000000000 RSI: ffffffff87679740 RDI: ffffffff8a18d960 [ 55.438331] RBP: ffff88809eebfd58 R08: ffffed1015d65079 R09: ffffed1015d65078 [ 55.445976] R10: ffffed1015d65078 R11: ffff8880aeb283c7 R12: ffff8880888a53c0 [ 55.453782] R13: ffff888095265de0 R14: ffff888095265d00 R15: ffff88809e163680 [ 55.461171] ? batadv_iv_send_outstanding_bat_ogm_packet.cold.25+0x30/0x37 [ 55.469398] process_one_work+0x830/0x1670 [ 55.474251] ? pwq_dec_nr_in_flight+0x2c0/0x2c0 [ 55.479531] ? lock_acquire+0x173/0x3d0 [ 55.483491] ? kasan_check_write+0x14/0x20 [ 55.488886] ? do_raw_spin_lock+0xd0/0x240 [ 55.493640] worker_thread+0x85/0xb60 [ 55.498031] ? __kthread_parkme+0x47/0x190 [ 55.502448] kthread+0x324/0x3e0 [ 55.506421] ? process_one_work+0x1670/0x1670 [ 55.511556] ? kthread_cancel_delayed_work_sync+0x10/0x10 [ 55.517415] ret_from_fork+0x24/0x30 [ 55.521226] CPU: 0 PID: 8025 Comm: syz-executor.5 Not tainted 4.19.139-syzkaller #0 [ 55.529725] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.539243] Call Trace: [ 55.541846] dump_stack+0x123/0x177 [ 55.545551] should_fail.cold.4+0x5/0x13 [ 55.549616] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 55.555104] ? lock_downgrade+0x860/0x860 [ 55.559327] __should_failslab+0xba/0xf0 [ 55.563380] should_failslab+0x9/0x14 [ 55.567368] __kmalloc_track_caller+0x2ce/0x760 [ 55.572122] ? __lock_acquire+0x792/0x4980 [ 55.576512] ? kstrdup_const+0x1f/0x30 [ 55.580397] kstrdup+0x2c/0x60 [ 55.586774] kstrdup_const+0x1f/0x30 [ 55.590932] __kernfs_new_node+0xb0/0x6f0 [ 55.595752] ? mark_held_locks+0x130/0x130 [ 55.600961] ? kernfs_dop_revalidate+0x350/0x350 [ 55.605879] ? widen_string+0x1e0/0x1e0 [ 55.610979] ? rtnl_newlink+0xa1d/0x1320 [ 55.615561] ? netlink_rcv_skb+0x13e/0x3d0 [ 55.619775] ? rtnetlink_rcv+0x10/0x20 [ 55.623639] ? netlink_unicast+0x443/0x650 [ 55.628162] ? netlink_sendmsg+0x765/0xc40 [ 55.632475] ? find_held_lock+0x36/0x1d0 [ 55.636623] kernfs_new_node+0x62/0x110 [ 55.641708] kernfs_create_link+0xb4/0x22b [ 55.646113] sysfs_do_create_link_sd.isra.2+0x7d/0xf0 [ 55.653192] sysfs_create_link+0x43/0xb0 [ 55.657235] netdev_adjacent_sysfs_add+0x9c/0xd0 [ 55.662234] ? napi_disable+0x80/0x80 [ 55.666205] __netdev_adjacent_dev_insert+0x46d/0x7b0 [ 55.671838] __netdev_upper_dev_link+0x1e8/0x790 [ 55.676709] ? netdev_upper_dev_unlink+0x5b0/0x5b0 [ 55.681619] ? kasan_check_read+0x11/0x20 [ 55.685751] netdev_master_upper_dev_link+0x17/0x20 [ 55.690841] batadv_hardif_enable_interface+0x1f8/0x9e0 [ 55.696190] batadv_softif_slave_add+0x7f/0xd0 [ 55.701441] do_set_master+0x171/0x200 [ 55.705328] do_setlink+0x941/0x2e10 [ 55.709127] ? __lock_acquire+0x792/0x4980 [ 55.714910] ? validate_linkmsg+0x670/0x670 [ 55.719230] ? mark_held_locks+0x130/0x130 [ 55.724056] ? __lock_acquire+0x792/0x4980 [ 55.728289] rtnl_newlink+0xa1d/0x1320 [ 55.732432] ? rtnl_link_unregister+0x280/0x280 [ 55.737868] ? mark_held_locks+0x130/0x130 [ 55.742084] ? __lock_acquire+0x792/0x4980 [ 55.746529] ? __lock_is_held+0xb5/0x140 [ 55.750664] ? mark_held_locks+0x130/0x130 [ 55.755485] ? __lock_is_held+0xb5/0x140 [ 55.759910] ? __lock_acquire+0x792/0x4980 [ 55.764579] ? find_held_lock+0x36/0x1d0 [ 55.768935] ? mark_held_locks+0xc7/0x130 [ 55.773324] ? mark_held_locks+0x130/0x130 [ 55.777539] ? trace_hardirqs_on+0x28/0x190 [ 55.781886] ? _raw_spin_unlock_irq+0x60/0x80 [ 55.786622] ? finish_task_switch+0x14a/0x720 [ 55.791097] ? finish_task_switch+0x11c/0x720 [ 55.795661] ? find_held_lock+0x36/0x1d0 [ 55.800019] ? __lock_is_held+0xb5/0x140 [ 55.804536] rtnetlink_rcv_msg+0x34f/0x8f0 [ 55.809616] ? rtnetlink_put_metrics+0x490/0x490 [ 55.814996] ? find_held_lock+0x36/0x1d0 [ 55.819159] netlink_rcv_skb+0x13e/0x3d0 [ 55.823590] ? lock_downgrade+0x860/0x860 [ 55.827914] ? rtnetlink_put_metrics+0x490/0x490 [ 55.832666] ? netlink_ack+0xa50/0xa50 [ 55.836652] ? netlink_deliver_tap+0x182/0xb00 [ 55.841341] rtnetlink_rcv+0x10/0x20 [ 55.845132] netlink_unicast+0x443/0x650 [ 55.849889] ? netlink_attachskb+0x6c0/0x6c0 [ 55.854891] netlink_sendmsg+0x765/0xc40 [ 55.859136] ? netlink_unicast+0x650/0x650 [ 55.863611] ? copy_msghdr_from_user+0x20b/0x3e0 [ 55.868525] ? selinux_socket_sendmsg+0x31/0x40 [ 55.873341] ? netlink_unicast+0x650/0x650 [ 55.877904] sock_sendmsg+0xb5/0xf0 [ 55.882383] ___sys_sendmsg+0x647/0x950 [ 55.886429] ? find_held_lock+0x36/0x1d0 [ 55.891116] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 55.895978] ? __fget+0x278/0x400 [ 55.899418] ? kasan_check_read+0x11/0x20 [ 55.903649] ? __fget+0x295/0x400 [ 55.907089] ? ksys_dup3+0x2e0/0x2e0 [ 55.910787] ? __f_unlock_pos+0xd/0x10 [ 55.914681] ? __fget_light+0x174/0x1e0 [ 55.918638] ? __fdget+0xe/0x10 [ 55.922425] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 55.927287] __sys_sendmsg+0xd9/0x180 [ 55.931072] ? __ia32_sys_shutdown+0x70/0x70 [ 55.935710] ? __sb_end_write+0xa4/0xd0 [ 55.939675] ? kasan_check_write+0x14/0x20 [ 55.943980] ? fput+0x18/0x120 [ 55.947180] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.952816] __x64_sys_sendmsg+0x73/0xb0 [ 55.956956] do_syscall_64+0xd0/0x4e0 [ 55.961008] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.966192] RIP: 0033:0x45c749 [ 55.969398] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 55.988300] RSP: 002b:00007f468a778c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 55.996016] RAX: ffffffffffffffda RBX: 00007f468a7796d4 RCX: 000000000045c749 [ 56.003283] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 56.010549] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 56.017871] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000006 [ 56.025389] R13: 00000000000009cb R14: 00000000004cc77d R15: 0000000000000004 [ 56.034479] Kernel Offset: disabled [ 56.038169] Rebooting in 86400 seconds..