Warning: Permanently added '10.128.0.33' (ECDSA) to the list of known hosts. 2021/04/25 06:09:39 parsed 1 programs 2021/04/25 06:09:39 executed programs: 0 [ 34.744796] IPVS: ftp: loaded support on port[0] = 21 [ 34.745118] IPVS: ftp: loaded support on port[0] = 21 [ 34.779573] IPVS: ftp: loaded support on port[0] = 21 [ 34.802144] IPVS: ftp: loaded support on port[0] = 21 [ 34.846009] IPVS: ftp: loaded support on port[0] = 21 [ 34.879393] IPVS: ftp: loaded support on port[0] = 21 [ 34.980640] chnl_net:caif_netlink_parms(): no params data found [ 35.082529] chnl_net:caif_netlink_parms(): no params data found [ 35.105712] chnl_net:caif_netlink_parms(): no params data found [ 35.205618] chnl_net:caif_netlink_parms(): no params data found [ 35.233089] chnl_net:caif_netlink_parms(): no params data found [ 35.251137] chnl_net:caif_netlink_parms(): no params data found [ 35.313185] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.320430] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.328109] device bridge_slave_0 entered promiscuous mode [ 35.357308] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.364193] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.372395] device bridge_slave_1 entered promiscuous mode [ 35.388484] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 35.437599] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 35.449004] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.457788] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.464730] device bridge_slave_0 entered promiscuous mode [ 35.472828] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.481448] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.489642] device bridge_slave_0 entered promiscuous mode [ 35.501893] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.511765] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.520055] device bridge_slave_0 entered promiscuous mode [ 35.532355] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.542384] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.550099] device bridge_slave_1 entered promiscuous mode [ 35.557068] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.564471] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.572816] device bridge_slave_1 entered promiscuous mode [ 35.579915] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.589684] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.597840] device bridge_slave_0 entered promiscuous mode [ 35.604759] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.612478] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.620353] device bridge_slave_1 entered promiscuous mode [ 35.649634] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.658706] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.666665] device bridge_slave_1 entered promiscuous mode [ 35.673748] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 35.682460] team0: Port device team_slave_0 added [ 35.696976] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 35.718705] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 35.728035] team0: Port device team_slave_1 added [ 35.734351] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 35.743788] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 35.753911] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 35.768236] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 35.781113] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.788539] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.795993] device bridge_slave_0 entered promiscuous mode [ 35.811039] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 35.827648] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 35.837784] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 35.854800] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.863999] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.871975] device bridge_slave_1 entered promiscuous mode [ 35.886699] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 35.894431] team0: Port device team_slave_0 added [ 35.904552] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 35.912484] team0: Port device team_slave_1 added [ 35.918852] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 35.927024] team0: Port device team_slave_0 added [ 35.940527] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 35.948853] team0: Port device team_slave_1 added [ 35.955215] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 35.961833] 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. [ 35.988984] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 36.000539] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 36.008694] team0: Port device team_slave_0 added [ 36.018602] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 36.027024] team0: Port device team_slave_0 added [ 36.043495] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 36.052296] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 36.059735] 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. [ 36.086809] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 36.102573] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 36.110729] team0: Port device team_slave_1 added [ 36.129182] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 36.136589] team0: Port device team_slave_1 added [ 36.142320] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 36.151123] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 36.159769] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 36.167539] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 36.174042] 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. [ 36.200626] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 36.215752] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 36.222153] 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. [ 36.248660] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 36.263444] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 36.270158] 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. [ 36.296854] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 36.311326] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 36.322813] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 36.330207] 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. [ 36.357217] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 36.368690] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 36.375205] 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. [ 36.401895] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 36.422145] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 36.432965] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 36.441362] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 36.448118] 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. [ 36.474900] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 36.487517] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 36.494878] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 36.502409] team0: Port device team_slave_0 added [ 36.508607] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 36.514995] 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. [ 36.541031] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 36.588040] device hsr_slave_0 entered promiscuous mode [ 36.655779] device hsr_slave_1 entered promiscuous mode [ 36.699419] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 36.706630] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 36.714577] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 36.725011] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 36.732782] team0: Port device team_slave_1 added [ 36.741231] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 36.748218] 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. [ 36.775686] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 36.790152] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 36.802679] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 36.847962] device hsr_slave_0 entered promiscuous mode [ 36.876262] device hsr_slave_1 entered promiscuous mode [ 36.936055] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 36.998394] device hsr_slave_0 entered promiscuous mode [ 37.045619] device hsr_slave_1 entered promiscuous mode [ 37.085630] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 37.146755] device hsr_slave_0 entered promiscuous mode [ 37.185541] device hsr_slave_1 entered promiscuous mode [ 37.225970] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 37.232596] 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. [ 37.259733] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 37.280666] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 37.288300] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 37.306474] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 37.316747] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 37.323287] 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. [ 37.350786] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 37.362114] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 37.406957] device hsr_slave_0 entered promiscuous mode [ 37.445342] device hsr_slave_1 entered promiscuous mode [ 37.487689] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 37.494827] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 37.506190] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 37.523326] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 37.540194] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 37.657624] device hsr_slave_0 entered promiscuous mode [ 37.685207] device hsr_slave_1 entered promiscuous mode [ 37.741620] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 37.752154] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 37.873186] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 37.886179] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 37.922808] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 37.948877] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 37.990422] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 38.012462] 8021q: adding VLAN 0 to HW filter on device bond0 [ 38.020846] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 38.038573] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 38.053927] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 38.065521] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 38.073640] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 38.087954] 8021q: adding VLAN 0 to HW filter on device bond0 [ 38.096892] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 38.103572] 8021q: adding VLAN 0 to HW filter on device team0 [ 38.122130] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 38.136540] 8021q: adding VLAN 0 to HW filter on device bond0 [ 38.145179] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 38.152455] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 38.163516] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 38.171949] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.178629] bridge0: port 1(bridge_slave_0) entered forwarding state [ 38.189525] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 38.198737] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 38.207630] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 38.215484] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 38.227822] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 38.237257] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 38.246221] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 38.253278] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 38.263305] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 38.271880] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 38.280594] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.287253] bridge0: port 2(bridge_slave_1) entered forwarding state [ 38.297402] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 38.305951] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 38.313049] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 38.323361] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 38.330259] 8021q: adding VLAN 0 to HW filter on device team0 [ 38.340027] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 38.351868] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 38.358868] 8021q: adding VLAN 0 to HW filter on device team0 [ 38.371335] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 38.380522] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 38.390618] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 38.400228] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 38.410332] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.417698] bridge0: port 1(bridge_slave_0) entered forwarding state [ 38.427288] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 38.440629] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 38.449949] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 38.460049] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 38.470620] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 38.479822] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 38.488147] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 38.497887] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 38.506120] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 38.513992] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 38.522313] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 38.531705] 8021q: adding VLAN 0 to HW filter on device bond0 [ 38.540144] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 38.549034] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 38.562261] 8021q: adding VLAN 0 to HW filter on device bond0 [ 38.574116] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 38.582237] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 38.590422] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 38.599483] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.606118] bridge0: port 1(bridge_slave_0) entered forwarding state [ 38.613341] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 38.621958] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 38.631750] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 38.640121] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 38.650348] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 38.658375] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 38.665020] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 38.672660] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 38.683148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 38.691582] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 38.701607] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.708164] bridge0: port 2(bridge_slave_1) entered forwarding state [ 38.715776] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 38.723672] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 38.731553] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.738131] bridge0: port 2(bridge_slave_1) entered forwarding state [ 38.747188] 8021q: adding VLAN 0 to HW filter on device bond0 [ 38.755333] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 38.766376] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 38.775795] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 38.784123] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 38.792603] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 38.800290] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 38.808595] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 38.819148] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 38.828538] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 38.835388] 8021q: adding VLAN 0 to HW filter on device team0 [ 38.842441] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 38.851491] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 38.859467] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 38.867034] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 38.877066] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 38.883807] 8021q: adding VLAN 0 to HW filter on device team0 [ 38.893222] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 38.902133] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 38.910738] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 38.920525] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 38.930280] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 38.938416] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 38.947099] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 38.955475] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.962030] bridge0: port 1(bridge_slave_0) entered forwarding state [ 38.969107] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 38.977476] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 38.985507] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 38.993073] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 39.002028] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 39.011509] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 39.020837] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 39.028389] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 39.039956] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 39.048417] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 39.057008] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 39.065723] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 39.073167] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 39.081703] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 39.090417] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.097324] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.104785] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 39.112999] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 39.120916] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 39.129638] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 39.137342] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.144056] bridge0: port 1(bridge_slave_0) entered forwarding state [ 39.153107] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 39.165239] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 39.173954] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 39.184702] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 39.190820] 8021q: adding VLAN 0 to HW filter on device team0 [ 39.199186] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 39.206812] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 39.217047] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 39.223908] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 39.231411] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 39.239921] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 39.248811] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 39.256583] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 39.263612] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 39.273282] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 39.286061] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 39.293840] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 39.302411] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 39.311364] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 39.320691] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 39.328933] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 39.337481] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 39.345895] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 39.355997] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 39.364577] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 39.372983] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.380999] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.388582] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 39.397247] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 39.405046] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.412210] bridge0: port 1(bridge_slave_0) entered forwarding state [ 39.420051] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 39.431319] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 39.441982] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 39.451742] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 39.460335] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 39.468555] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 39.476218] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 39.487881] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 39.495622] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 39.506418] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 39.515366] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 39.523938] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 39.533011] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.540427] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.548308] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 39.556597] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 39.575312] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 39.582410] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 39.593284] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 39.606835] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready [ 39.619394] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 39.627001] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 39.639865] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 39.649894] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 39.661513] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 39.670034] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 39.682216] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 39.691477] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 39.700735] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 39.710864] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 39.718027] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 39.726968] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 39.736729] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 39.745172] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 39.752893] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 39.762128] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 39.775043] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 39.782463] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 39.792424] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 39.806536] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 39.817152] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 39.827601] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 39.835511] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 39.843744] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 39.852161] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 39.860335] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 39.868262] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 39.876773] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 39.884845] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 39.893211] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 39.901015] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 39.912352] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 39.922288] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 39.931268] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 39.939794] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 39.949950] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 39.957836] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 39.965999] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 39.973532] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 39.981406] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 39.993212] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 40.001005] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 40.010297] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 40.018919] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 40.026150] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 40.032705] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 40.045641] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 40.053705] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 40.063734] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready [ 40.072112] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 40.079723] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 40.086760] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 40.094304] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 40.102476] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 40.108995] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 40.116201] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 40.123490] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 40.131397] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 40.139666] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 40.147628] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 40.154792] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 40.161567] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 40.168606] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 40.175628] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 40.183261] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 40.193175] device veth0_vlan entered promiscuous mode [ 40.208569] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 40.216227] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 40.223459] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 40.235676] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 40.244424] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 40.250685] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 40.261407] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 40.268808] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 40.275706] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 40.285960] device veth1_vlan entered promiscuous mode [ 40.291950] IPv6: ADDRCONF(NETDEV_UP): macvlan0: link is not ready [ 40.299969] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 40.315750] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 40.324604] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 40.332736] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 40.341467] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 40.350471] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 40.362092] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 40.374168] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready [ 40.381795] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 40.391379] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 40.403539] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 40.411930] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 40.422779] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 40.430798] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 40.441375] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 40.452596] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready [ 40.467072] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 40.476106] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 40.484204] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 40.492532] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 40.500880] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 40.508165] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 40.517838] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 40.526700] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 40.542899] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 40.557851] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 40.568747] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 40.578827] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready [ 40.590996] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 40.601296] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 40.609164] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 40.617649] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 40.626584] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 40.637097] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 40.645704] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 40.657576] device veth0_macvtap entered promiscuous mode [ 40.664565] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 40.673467] device veth1_macvtap entered promiscuous mode [ 40.680589] IPv6: ADDRCONF(NETDEV_UP): macsec0: link is not ready [ 40.691902] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 40.702274] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready [ 40.711816] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 40.720863] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 40.728185] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 40.751968] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 40.761187] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready [ 40.774447] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 40.782398] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 40.794797] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 40.803388] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 40.813081] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 40.822335] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 40.835242] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready [ 40.846189] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 40.855155] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready [ 40.866234] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 40.874693] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 40.882604] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 40.891163] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 40.899806] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 40.907759] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 40.915594] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 40.922557] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 40.930744] device veth0_vlan entered promiscuous mode [ 40.938355] device veth0_vlan entered promiscuous mode [ 40.948358] device veth1_vlan entered promiscuous mode [ 40.955775] IPv6: ADDRCONF(NETDEV_UP): macvlan0: link is not ready [ 40.964964] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 40.972522] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 40.979753] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 40.989552] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 40.998331] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 41.008152] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 41.015362] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 41.027227] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 41.034938] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 41.043156] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 41.051442] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 41.059462] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 41.076503] device veth1_vlan entered promiscuous mode [ 41.082725] IPv6: ADDRCONF(NETDEV_UP): macvlan0: link is not ready [ 41.090970] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 41.099781] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 41.107869] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 41.117123] IPv6: ADDRCONF(NETDEV_UP): macvlan1: link is not ready [ 41.129646] IPv6: ADDRCONF(NETDEV_UP): macvlan1: link is not ready [ 41.139155] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 41.147357] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 41.155603] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 41.163067] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready [ 41.175154] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready [ 41.188631] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 41.197544] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 41.210226] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 41.218673] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 41.227376] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 41.235726] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 41.243497] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 41.251333] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 41.260611] device veth0_vlan entered promiscuous mode [ 41.271735] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready [ 41.280273] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 41.288872] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 41.297243] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 41.306049] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 41.315152] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 41.322346] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 41.329906] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 41.337736] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 41.346246] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 41.355231] device veth0_vlan entered promiscuous mode [ 41.367576] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 41.376899] device veth0_vlan entered promiscuous mode [ 41.389227] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 41.399615] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 41.410842] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 41.419140] device veth1_vlan entered promiscuous mode [ 41.427766] device veth0_macvtap entered promiscuous mode [ 41.437982] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 41.447489] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 41.458117] device veth0_macvtap entered promiscuous mode [ 41.465389] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 41.473064] device veth1_vlan entered promiscuous mode [ 41.481687] device veth1_vlan entered promiscuous mode [ 41.490179] device veth1_macvtap entered promiscuous mode [ 41.509210] device veth1_macvtap entered promiscuous mode [ 41.515379] IPv6: ADDRCONF(NETDEV_UP): macsec0: link is not ready [ 41.528101] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 41.537351] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 41.546720] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 41.566169] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 41.576896] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 41.588379] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 41.602540] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 41.614019] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 41.622036] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 41.631088] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 41.639886] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 41.648296] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 41.657196] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 41.665678] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 41.675203] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 41.685299] device veth0_macvtap entered promiscuous mode [ 41.691439] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 41.702087] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 41.711305] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 41.722555] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 41.734092] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 41.741305] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 41.749824] device veth0_macvtap entered promiscuous mode [ 41.756481] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 41.765299] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 41.773105] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 41.785924] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 41.795514] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 41.803960] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 41.812131] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 41.822590] device veth0_macvtap entered promiscuous mode [ 41.830709] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 41.838697] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 41.850434] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 41.860323] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 41.870315] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 41.881488] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 41.889031] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 41.903729] device veth1_macvtap entered promiscuous mode [ 41.910423] IPv6: ADDRCONF(NETDEV_UP): macsec0: link is not ready [ 41.918540] device veth1_macvtap entered promiscuous mode [ 41.925281] IPv6: ADDRCONF(NETDEV_UP): macsec0: link is not ready [ 41.931997] FAULT_INJECTION: forcing a failure. [ 41.931997] name failslab, interval 1, probability 0, space 0, times 1 [ 41.934324] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 41.950744] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 41.962713] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 41.963242] CPU: 0 PID: 7125 Comm: syz-executor.2 Not tainted 4.19.188-syzkaller #0 [ 41.975062] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 41.979879] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 41.979883] Call Trace: [ 41.979896] dump_stack+0x123/0x171 [ 41.979906] should_fail.cold.4+0x5/0xa [ 41.979914] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 41.979921] ? lock_downgrade+0x860/0x860 [ 41.989132] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 41.996415] ? ___might_sleep+0x16b/0x270 [ 41.996427] __should_failslab+0xba/0xf0 [ 41.996434] should_failslab+0x9/0x20 [ 41.996439] kmem_cache_alloc_node_trace+0x265/0x730 [ 41.996452] __kmalloc_node_track_caller+0x3c/0x70 [ 41.996460] __kmalloc_reserve.isra.41+0x2c/0xc0 [ 41.996467] __alloc_skb+0xd7/0x580 [ 41.996473] ? skb_copy_header+0x2a0/0x2a0 [ 42.058397] netlink_ack+0x217/0xa70 [ 42.062205] ? netlink_sendmsg+0xc60/0xc60 [ 42.066667] ? find_held_lock+0x36/0x1d0 [ 42.070872] netlink_rcv_skb+0x2a8/0x3d0 [ 42.075020] ? lock_downgrade+0x860/0x860 [ 42.079403] ? rtnetlink_put_metrics+0x490/0x490 [ 42.084697] ? netlink_ack+0xa70/0xa70 [ 42.088684] ? netlink_deliver_tap+0x182/0xb00 [ 42.093388] rtnetlink_rcv+0x10/0x20 [ 42.097217] netlink_unicast+0x443/0x650 [ 42.101372] ? netlink_attachskb+0x6c0/0x6c0 [ 42.105782] ? _copy_from_iter_full+0x182/0x720 [ 42.110560] ? __check_object_size+0x1ef/0x310 [ 42.115503] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 42.117159] FAULT_INJECTION: forcing a failure. [ 42.117159] name failslab, interval 1, probability 0, space 0, times 1 [ 42.121575] netlink_sendmsg+0x764/0xc60 [ 42.121586] ? netlink_unicast+0x650/0x650 [ 42.121598] ? apparmor_socket_sendmsg+0x1b/0x20 [ 42.121604] ? netlink_unicast+0x650/0x650 [ 42.121613] sock_sendmsg+0xb5/0xf0 [ 42.157650] ___sys_sendmsg+0x647/0x950 [ 42.161873] ? find_held_lock+0x36/0x1d0 [ 42.165955] ? copy_msghdr_from_user+0x430/0x430 [ 42.171640] ? __fget+0x278/0x400 [ 42.175264] ? kasan_check_read+0x11/0x20 [ 42.180389] ? __fget+0x295/0x400 [ 42.184107] ? expand_files.part.8+0x700/0x700 [ 42.189030] ? __f_unlock_pos+0xd/0x10 [ 42.193181] ? __fget_light+0x174/0x1e0 [ 42.197238] ? __fdget+0xe/0x10 [ 42.200676] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 42.205935] __sys_sendmsg+0xd9/0x180 [ 42.209802] ? __ia32_sys_shutdown+0x70/0x70 [ 42.214365] ? __sb_end_write+0xa4/0xd0 [ 42.218331] ? kasan_check_write+0x14/0x20 [ 42.222675] ? fput+0x18/0x120 [ 42.225899] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 42.231427] __x64_sys_sendmsg+0x73/0xb0 [ 42.235512] do_syscall_64+0xd0/0x4e0 [ 42.239673] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 42.244948] RIP: 0033:0x463fd9 [ 42.248301] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 42.268904] RSP: 002b:00007fe67ffe1198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 42.276598] RAX: ffffffffffffffda RBX: 00000000000009cb RCX: 0000000000463fd9 [ 42.283941] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 42.291698] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 42.299228] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bf00 [ 42.306660] R13: 00007fe67ffe16bc R14: 0000000000000006 R15: 0000000000000001 [ 42.314212] CPU: 1 PID: 7147 Comm: syz-executor.4 Not tainted 4.19.188-syzkaller #0 [ 42.322233] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 42.326585] device veth1_macvtap entered promiscuous mode [ 42.332357] Call Trace: [ 42.338824] IPv6: ADDRCONF(NETDEV_UP): macsec0: link is not ready [ 42.340522] dump_stack+0x123/0x171 [ 42.351353] should_fail.cold.4+0x5/0xa [ 42.352158] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 42.355325] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 42.355331] ? lock_downgrade+0x860/0x860 [ 42.355338] ? ___might_sleep+0x16b/0x270 [ 42.355348] __should_failslab+0xba/0xf0 [ 42.355355] should_failslab+0x9/0x20 [ 42.355360] kmem_cache_alloc_node+0x262/0x720 [ 42.355366] ? netdev_run_todo+0xfe/0x690 [ 42.355376] __alloc_skb+0xa7/0x580 [ 42.355381] ? skb_copy_header+0x2a0/0x2a0 [ 42.355393] netlink_ack+0x217/0xa70 [ 42.355400] ? netlink_sendmsg+0xc60/0xc60 [ 42.355405] ? find_held_lock+0x36/0x1d0 [ 42.355415] netlink_rcv_skb+0x2a8/0x3d0 [ 42.355419] ? lock_downgrade+0x860/0x860 [ 42.355425] ? rtnetlink_put_metrics+0x490/0x490 [ 42.355431] ? netlink_ack+0xa70/0xa70 [ 42.355438] ? netlink_deliver_tap+0x182/0xb00 2021/04/25 06:09:46 executed programs: 6 [ 42.355449] rtnetlink_rcv+0x10/0x20 [ 42.355453] netlink_unicast+0x443/0x650 [ 42.355462] ? netlink_attachskb+0x6c0/0x6c0 [ 42.355467] ? _copy_from_iter_full+0x182/0x720 [ 42.355475] ? __check_object_size+0x1ef/0x310 [ 42.355480] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 42.355486] netlink_sendmsg+0x764/0xc60 [ 42.355496] ? netlink_unicast+0x650/0x650 [ 42.355506] ? apparmor_socket_sendmsg+0x1b/0x20 [ 42.355513] ? netlink_unicast+0x650/0x650 [ 42.355518] sock_sendmsg+0xb5/0xf0 [ 42.355524] ___sys_sendmsg+0x647/0x950 [ 42.355529] ? find_held_lock+0x36/0x1d0 [ 42.355536] ? copy_msghdr_from_user+0x430/0x430 [ 42.355544] ? __fget+0x278/0x400 [ 42.355553] ? kasan_check_read+0x11/0x20 [ 42.355561] ? __fget+0x295/0x400 [ 42.355569] ? expand_files.part.8+0x700/0x700 [ 42.355575] ? __f_unlock_pos+0xd/0x10 [ 42.355582] ? __fget_light+0x174/0x1e0 [ 42.355588] ? __fdget+0xe/0x10 [ 42.355596] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 42.365677] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 42.368625] __sys_sendmsg+0xd9/0x180 [ 42.375006] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 42.377252] ? __ia32_sys_shutdown+0x70/0x70 [ 42.381384] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 42.385253] ? __sb_end_write+0xa4/0xd0 [ 42.385261] ? kasan_check_write+0x14/0x20 [ 42.385265] ? fput+0x18/0x120 [ 42.385278] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 42.385285] __x64_sys_sendmsg+0x73/0xb0 [ 42.385294] do_syscall_64+0xd0/0x4e0 [ 42.385300] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 42.385305] RIP: 0033:0x463fd9 [ 42.385312] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 42.385317] RSP: 002b:00007f7c2bc1e198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 42.390350] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 42.394494] RAX: ffffffffffffffda RBX: 00000000000009cb RCX: 0000000000463fd9 [ 42.394498] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 42.394501] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 42.394503] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bf00 [ 42.394506] R13: 00007f7c2bc1e6bc R14: 0000000000000006 R15: 0000000000000001 [ 42.682216] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 42.694235] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 42.705093] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 42.716876] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 42.728188] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 42.739287] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 42.746933] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 42.754991] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 42.762636] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 42.770516] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 42.778837] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 42.787476] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 42.795949] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 42.804671] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 42.812698] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 42.824063] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 42.833962] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 42.842120] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 42.852948] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 42.862514] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 42.873303] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 42.883148] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 42.894126] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 42.904591] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 42.914478] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 42.925221] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 42.932197] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 42.941027] FAULT_INJECTION: forcing a failure. [ 42.941027] name failslab, interval 1, probability 0, space 0, times 0 [ 42.956104] CPU: 1 PID: 7153 Comm: syz-executor.2 Not tainted 4.19.188-syzkaller #0 [ 42.965203] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 42.975461] Call Trace: [ 42.978068] dump_stack+0x123/0x171 [ 42.981924] should_fail.cold.4+0x5/0xa [ 42.985981] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 42.991174] ? lock_downgrade+0x860/0x860 [ 42.995430] ? ___might_sleep+0x16b/0x270 [ 42.999571] __should_failslab+0xba/0xf0 [ 43.003825] should_failslab+0x9/0x20 [ 43.007628] __kmalloc_track_caller+0x2ce/0x760 [ 43.012443] ? __lock_acquire+0x792/0x4950 [ 43.017231] ? kstrdup_const+0x1f/0x30 [ 43.021387] kstrdup+0x2c/0x60 [ 43.024649] kstrdup_const+0x1f/0x30 [ 43.028431] __kernfs_new_node+0xb0/0x6f0 [ 43.032863] ? mark_held_locks+0x130/0x130 [ 43.037425] ? kernfs_dop_revalidate+0x340/0x340 [ 43.042166] ? widen_string+0x1e0/0x1e0 [ 43.046206] ? rtnl_newlink+0x97f/0x1340 [ 43.050270] ? netlink_rcv_skb+0x13e/0x3d0 [ 43.054583] ? rtnetlink_rcv+0x10/0x20 [ 43.058545] ? netlink_unicast+0x443/0x650 [ 43.062862] ? netlink_sendmsg+0x764/0xc60 [ 43.067095] ? find_held_lock+0x36/0x1d0 [ 43.071144] kernfs_new_node+0x62/0x110 [ 43.075126] kernfs_create_link+0xb4/0x230 [ 43.079434] sysfs_do_create_link_sd.isra.2+0x7d/0xf0 [ 43.084868] sysfs_create_link+0x43/0xb0 [ 43.089011] netdev_adjacent_sysfs_add+0x9c/0xd0 [ 43.093861] ? napi_disable+0x80/0x80 [ 43.097642] __netdev_adjacent_dev_insert+0x46d/0x7b0 [ 43.103126] __netdev_upper_dev_link+0x1e8/0x790 [ 43.108231] ? netdev_upper_dev_unlink+0x5b0/0x5b0 [ 43.113176] ? kasan_check_read+0x11/0x20 [ 43.117579] netdev_master_upper_dev_link+0x17/0x20 [ 43.123016] batadv_hardif_enable_interface+0x1f8/0x9e0 [ 43.128497] batadv_softif_slave_add+0x7f/0xd0 [ 43.133450] do_set_master+0x171/0x200 [ 43.137412] do_setlink+0x941/0x2e10 [ 43.141138] ? validate_linkmsg+0x670/0x670 [ 43.146165] ? mark_held_locks+0x130/0x130 [ 43.150388] ? __lock_acquire+0x792/0x4950 [ 43.154610] ? __lock_acquire+0x792/0x4950 [ 43.159114] rtnl_newlink+0x97f/0x1340 [ 43.163076] ? rtnl_link_unregister+0x280/0x280 [ 43.167832] ? mark_held_locks+0x130/0x130 [ 43.172068] ? __lock_acquire+0x792/0x4950 [ 43.176638] ? mark_held_locks+0x130/0x130 [ 43.181141] ? __lock_is_held+0xb5/0x140 [ 43.185304] ? __lock_acquire+0x792/0x4950 [ 43.189695] ? find_held_lock+0x36/0x1d0 [ 43.193916] ? mark_held_locks+0x130/0x130 [ 43.198314] ? trace_hardirqs_on+0x28/0x190 [ 43.202831] ? find_held_lock+0x36/0x1d0 [ 43.207441] ? __lock_is_held+0xb5/0x140 [ 43.211582] rtnetlink_rcv_msg+0x34f/0x8f0 [ 43.216281] ? rtnetlink_put_metrics+0x490/0x490 [ 43.221413] ? find_held_lock+0x36/0x1d0 [ 43.225721] netlink_rcv_skb+0x13e/0x3d0 [ 43.230376] ? lock_downgrade+0x860/0x860 [ 43.235066] ? rtnetlink_put_metrics+0x490/0x490 [ 43.240183] ? netlink_ack+0xa70/0xa70 [ 43.244465] ? netlink_deliver_tap+0x182/0xb00 [ 43.249687] rtnetlink_rcv+0x10/0x20 [ 43.253754] netlink_unicast+0x443/0x650 [ 43.258316] ? netlink_attachskb+0x6c0/0x6c0 [ 43.262870] ? _copy_from_iter_full+0x182/0x720 [ 43.268811] ? __check_object_size+0x1ef/0x310 [ 43.273662] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 43.279653] netlink_sendmsg+0x764/0xc60 [ 43.284158] ? netlink_unicast+0x650/0x650 [ 43.288573] ? apparmor_socket_sendmsg+0x1b/0x20 [ 43.293645] ? netlink_unicast+0x650/0x650 [ 43.298146] sock_sendmsg+0xb5/0xf0 [ 43.301952] ___sys_sendmsg+0x647/0x950 [ 43.306536] ? find_held_lock+0x36/0x1d0 [ 43.311098] ? copy_msghdr_from_user+0x430/0x430 [ 43.316369] ? __fget+0x278/0x400 [ 43.320032] ? kasan_check_read+0x11/0x20 [ 43.324169] ? __fget+0x295/0x400 [ 43.327616] ? expand_files.part.8+0x700/0x700 [ 43.332267] ? __f_unlock_pos+0xd/0x10 [ 43.336153] ? __fget_light+0x174/0x1e0 [ 43.340205] ? __fdget+0xe/0x10 [ 43.343562] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 43.348733] __sys_sendmsg+0xd9/0x180 [ 43.352516] ? __ia32_sys_shutdown+0x70/0x70 [ 43.357268] ? __sb_end_write+0xa4/0xd0 [ 43.361340] ? kasan_check_write+0x14/0x20 [ 43.366230] ? fput+0x18/0x120 [ 43.369409] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 43.374846] __x64_sys_sendmsg+0x73/0xb0 [ 43.379168] do_syscall_64+0xd0/0x4e0 [ 43.383039] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 43.388392] RIP: 0033:0x463fd9 [ 43.391967] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 43.413789] RSP: 002b:00007fe67ffe1198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 43.422487] RAX: ffffffffffffffda RBX: 00000000000009cb RCX: 0000000000463fd9 [ 43.430658] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 43.438215] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 43.446057] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bf00 [ 43.453867] R13: 00007fe67ffe16bc R14: 0000000000000006 R15: 0000000000000001 [ 43.468877] FAULT_INJECTION: forcing a failure. [ 43.468877] name failslab, interval 1, probability 0, space 0, times 0 [ 43.491287] CPU: 0 PID: 7152 Comm: syz-executor.4 Not tainted 4.19.188-syzkaller #0 [ 43.499678] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 43.509497] Call Trace: [ 43.512157] dump_stack+0x123/0x171 [ 43.515890] should_fail.cold.4+0x5/0xa [ 43.520369] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 43.525647] ? lock_downgrade+0x860/0x860 [ 43.529983] ? ___might_sleep+0x16b/0x270 [ 43.534942] __should_failslab+0xba/0xf0 [ 43.539948] should_failslab+0x9/0x20 [ 43.544021] __kmalloc_track_caller+0x2ce/0x760 [ 43.548689] ? __lock_acquire+0x792/0x4950 [ 43.553013] ? kstrdup_const+0x1f/0x30 [ 43.556910] kstrdup+0x2c/0x60 [ 43.560089] kstrdup_const+0x1f/0x30 [ 43.563993] __kernfs_new_node+0xb0/0x6f0 [ 43.568137] ? mark_held_locks+0x130/0x130 [ 43.572456] ? kernfs_dop_revalidate+0x340/0x340 [ 43.577409] ? widen_string+0x1e0/0x1e0 [ 43.581793] ? rtnl_newlink+0x97f/0x1340 [ 43.586271] ? netlink_rcv_skb+0x13e/0x3d0 [ 43.590577] ? rtnetlink_rcv+0x10/0x20 [ 43.594455] ? netlink_unicast+0x443/0x650 [ 43.598976] ? netlink_sendmsg+0x764/0xc60 [ 43.603512] ? find_held_lock+0x36/0x1d0 [ 43.607650] kernfs_new_node+0x62/0x110 [ 43.611887] kernfs_create_link+0xb4/0x230 [ 43.616109] sysfs_do_create_link_sd.isra.2+0x7d/0xf0 [ 43.621594] sysfs_create_link+0x43/0xb0 [ 43.625992] netdev_adjacent_sysfs_add+0x9c/0xd0 [ 43.630888] ? napi_disable+0x80/0x80 [ 43.634764] __netdev_adjacent_dev_insert+0x46d/0x7b0 [ 43.640142] __netdev_upper_dev_link+0x1e8/0x790 [ 43.644903] ? netdev_upper_dev_unlink+0x5b0/0x5b0 [ 43.650616] ? kasan_check_read+0x11/0x20 [ 43.655566] netdev_master_upper_dev_link+0x17/0x20 [ 43.660671] batadv_hardif_enable_interface+0x1f8/0x9e0 [ 43.666252] batadv_softif_slave_add+0x7f/0xd0 [ 43.670826] do_set_master+0x171/0x200 [ 43.674835] do_setlink+0x941/0x2e10 [ 43.678541] ? validate_linkmsg+0x670/0x670 [ 43.683014] ? __lock_acquire+0x792/0x4950 [ 43.687465] ? cpumask_next_and+0x24/0x30 [ 43.691796] ? find_busiest_group+0x395/0x30a0 [ 43.696562] ? __lock_acquire+0x792/0x4950 [ 43.701193] ? mark_held_locks+0x130/0x130 [ 43.705598] rtnl_newlink+0x97f/0x1340 [ 43.709814] ? rtnl_link_unregister+0x280/0x280 [ 43.715002] ? load_balance+0x9e7/0x2110 [ 43.719200] ? lock_downgrade+0x860/0x860 [ 43.723505] ? lock_repin_lock+0x430/0x430 [ 43.727927] ? __lock_acquire+0x792/0x4950 [ 43.732593] ? mark_held_locks+0x130/0x130 [ 43.737266] ? __lock_acquire+0x792/0x4950 [ 43.741953] ? find_held_lock+0x36/0x1d0 [ 43.746023] ? mark_held_locks+0xc7/0x130 [ 43.750431] ? mark_held_locks+0x130/0x130 [ 43.754653] ? trace_hardirqs_on+0x28/0x190 [ 43.759237] ? _raw_spin_unlock_irq+0x60/0x80 [ 43.764075] ? finish_task_switch+0x14a/0x6f0 [ 43.768810] ? finish_task_switch+0x11c/0x6f0 [ 43.774166] ? switch_mm+0x114/0x150 [ 43.778090] ? find_held_lock+0x36/0x1d0 [ 43.782333] ? __lock_is_held+0xb5/0x140 [ 43.786602] rtnetlink_rcv_msg+0x34f/0x8f0 [ 43.791248] ? rtnetlink_put_metrics+0x490/0x490 [ 43.796234] ? find_held_lock+0x36/0x1d0 [ 43.800635] netlink_rcv_skb+0x13e/0x3d0 [ 43.804853] ? lock_downgrade+0x860/0x860 [ 43.808987] ? rtnetlink_put_metrics+0x490/0x490 [ 43.813871] ? netlink_ack+0xa70/0xa70 [ 43.818081] ? netlink_deliver_tap+0x182/0xb00 [ 43.822650] rtnetlink_rcv+0x10/0x20 [ 43.826586] netlink_unicast+0x443/0x650 [ 43.831088] ? netlink_attachskb+0x6c0/0x6c0 [ 43.835587] ? _copy_from_iter_full+0x182/0x720 [ 43.840332] ? __check_object_size+0x1ef/0x310 [ 43.845196] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 43.850809] netlink_sendmsg+0x764/0xc60 [ 43.855008] ? netlink_unicast+0x650/0x650 [ 43.859345] ? apparmor_socket_sendmsg+0x1b/0x20 [ 43.864694] ? netlink_unicast+0x650/0x650 [ 43.869323] sock_sendmsg+0xb5/0xf0 [ 43.873150] ___sys_sendmsg+0x647/0x950 [ 43.880462] ? find_held_lock+0x36/0x1d0 [ 43.884955] ? copy_msghdr_from_user+0x430/0x430 [ 43.890591] ? __fget+0x278/0x400 [ 43.895288] ? kasan_check_read+0x11/0x20 [ 43.899878] ? __fget+0x295/0x400 [ 43.904058] ? expand_files.part.8+0x700/0x700 [ 43.909155] ? __f_unlock_pos+0xd/0x10 [ 43.913398] ? __fget_light+0x174/0x1e0 [ 43.917457] ? __fdget+0xe/0x10 [ 43.920945] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 43.926255] __sys_sendmsg+0xd9/0x180 [ 43.930289] ? __ia32_sys_shutdown+0x70/0x70 [ 43.934947] ? __sb_end_write+0xa4/0xd0 [ 43.939017] ? kasan_check_write+0x14/0x20 [ 43.943815] ? fput+0x18/0x120 [ 43.947305] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 43.953422] __x64_sys_sendmsg+0x73/0xb0 [ 43.957673] do_syscall_64+0xd0/0x4e0 [ 43.961553] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 43.966920] RIP: 0033:0x463fd9 [ 43.970114] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 43.990379] RSP: 002b:00007f7c2bc1e198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 43.998319] RAX: ffffffffffffffda RBX: 00000000000009cb RCX: 0000000000463fd9 [ 44.006290] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 44.014009] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 44.021475] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bf00 [ 44.029035] R13: 00007f7c2bc1e6bc R14: 0000000000000006 R15: 0000000000000001 [ 44.056407] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 44.068326] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 44.078488] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 44.090621] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 44.102210] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 44.110172] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 44.118395] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 44.129765] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 44.139869] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 44.150524] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 44.159904] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 44.169981] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 44.180900] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 44.190032] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 44.213627] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 44.221204] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 44.230123] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 44.239431] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 44.247960] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 44.256509] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 44.265107] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 44.274701] FAULT_INJECTION: forcing a failure. [ 44.274701] name failslab, interval 1, probability 0, space 0, times 0 [ 44.275587] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 44.291094] CPU: 1 PID: 7159 Comm: syz-executor.2 Not tainted 4.19.188-syzkaller #0 [ 44.297697] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 44.304408] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 44.304411] Call Trace: [ 44.304424] dump_stack+0x123/0x171 [ 44.304436] should_fail.cold.4+0x5/0xa [ 44.304445] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 44.304451] ? lock_downgrade+0x860/0x860 [ 44.304458] ? ___might_sleep+0x16b/0x270 [ 44.304468] __should_failslab+0xba/0xf0 [ 44.304475] should_failslab+0x9/0x20 [ 44.304480] kmem_cache_alloc_node_trace+0x265/0x730 [ 44.304491] __kmalloc_node_track_caller+0x3c/0x70 [ 44.304499] __kmalloc_reserve.isra.41+0x2c/0xc0 [ 44.304506] __alloc_skb+0xd7/0x580 [ 44.304512] ? skb_copy_header+0x2a0/0x2a0 [ 44.304523] netlink_ack+0x217/0xa70 [ 44.304530] ? netlink_sendmsg+0xc60/0xc60 [ 44.304535] ? find_held_lock+0x36/0x1d0 [ 44.304546] netlink_rcv_skb+0x2a8/0x3d0 [ 44.304550] ? lock_downgrade+0x860/0x860 [ 44.304556] ? rtnetlink_put_metrics+0x490/0x490 [ 44.304561] ? netlink_ack+0xa70/0xa70 [ 44.304568] ? netlink_deliver_tap+0x182/0xb00 [ 44.304578] rtnetlink_rcv+0x10/0x20 [ 44.304582] netlink_unicast+0x443/0x650 [ 44.304590] ? netlink_attachskb+0x6c0/0x6c0 [ 44.304596] ? _copy_from_iter_full+0x182/0x720 [ 44.304605] ? __check_object_size+0x1ef/0x310 [ 44.304610] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 44.304617] netlink_sendmsg+0x764/0xc60 [ 44.304624] ? netlink_unicast+0x650/0x650 [ 44.304635] ? apparmor_socket_sendmsg+0x1b/0x20 [ 44.304640] ? netlink_unicast+0x650/0x650 [ 44.304646] sock_sendmsg+0xb5/0xf0 [ 44.304653] ___sys_sendmsg+0x647/0x950 [ 44.304659] ? find_held_lock+0x36/0x1d0 [ 44.314755] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 44.323821] ? copy_msghdr_from_user+0x430/0x430 [ 44.323830] ? __fget+0x278/0x400 [ 44.323841] ? kasan_check_read+0x11/0x20 [ 44.323850] ? __fget+0x295/0x400 [ 44.323859] ? expand_files.part.8+0x700/0x700 [ 44.323865] ? __f_unlock_pos+0xd/0x10 [ 44.323872] ? __fget_light+0x174/0x1e0 [ 44.323877] ? __fdget+0xe/0x10 [ 44.323885] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 44.323892] __sys_sendmsg+0xd9/0x180 [ 44.323897] ? __ia32_sys_shutdown+0x70/0x70 [ 44.323904] ? __sb_end_write+0xa4/0xd0 [ 44.326949] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 44.330277] ? kasan_check_write+0x14/0x20 [ 44.330283] ? fput+0x18/0x120 [ 44.330298] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 44.330308] __x64_sys_sendmsg+0x73/0xb0 [ 44.330318] do_syscall_64+0xd0/0x4e0 [ 44.334671] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 44.340070] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 44.340075] RIP: 0033:0x463fd9 [ 44.340081] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 44.340085] RSP: 002b:00007fe67ffe1198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 44.340091] RAX: ffffffffffffffda RBX: 00000000000009cb RCX: 0000000000463fd9 [ 44.340095] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 44.340097] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 44.340100] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bf00 [ 44.340104] R13: 00007fe67ffe16bc R14: 0000000000000006 R15: 0000000000000001 [ 44.345065] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 44.677424] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 44.692333] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 44.703440] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 44.710443] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 44.718514] FAULT_INJECTION: forcing a failure. [ 44.718514] name failslab, interval 1, probability 0, space 0, times 0 [ 44.733166] CPU: 0 PID: 7162 Comm: syz-executor.4 Not tainted 4.19.188-syzkaller #0 [ 44.734633] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 44.741887] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 44.741890] Call Trace: [ 44.741903] dump_stack+0x123/0x171 [ 44.741914] should_fail.cold.4+0x5/0xa [ 44.741923] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 44.741930] ? lock_downgrade+0x860/0x860 [ 44.758046] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 44.761563] ? ___might_sleep+0x16b/0x270 [ 44.761576] __should_failslab+0xba/0xf0 [ 44.761591] should_failslab+0x9/0x20 [ 44.767914] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 44.767962] kmem_cache_alloc_node+0x262/0x720 [ 44.771982] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 44.778341] ? netdev_run_todo+0xfe/0x690 [ 44.778353] __alloc_skb+0xa7/0x580 [ 44.778359] ? skb_copy_header+0x2a0/0x2a0 [ 44.778372] netlink_ack+0x217/0xa70 [ 44.778380] ? netlink_sendmsg+0xc60/0xc60 [ 44.778386] ? find_held_lock+0x36/0x1d0 [ 44.778397] netlink_rcv_skb+0x2a8/0x3d0 [ 44.778401] ? lock_downgrade+0x860/0x860 [ 44.778407] ? rtnetlink_put_metrics+0x490/0x490 [ 44.785808] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 44.792325] ? netlink_ack+0xa70/0xa70 [ 44.792332] ? netlink_deliver_tap+0x182/0xb00 [ 44.792345] rtnetlink_rcv+0x10/0x20 [ 44.792350] netlink_unicast+0x443/0x650 [ 44.792357] ? netlink_attachskb+0x6c0/0x6c0 [ 44.792363] ? _copy_from_iter_full+0x182/0x720 [ 44.792373] ? __check_object_size+0x1ef/0x310 [ 44.792379] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 44.792386] netlink_sendmsg+0x764/0xc60 [ 44.799406] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 44.801235] ? netlink_unicast+0x650/0x650 [ 44.801247] ? apparmor_socket_sendmsg+0x1b/0x20 [ 44.801253] ? netlink_unicast+0x650/0x650 [ 44.801260] sock_sendmsg+0xb5/0xf0 [ 44.806434] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 44.814948] ___sys_sendmsg+0x647/0x950 [ 44.814957] ? find_held_lock+0x36/0x1d0 [ 44.814964] ? copy_msghdr_from_user+0x430/0x430 [ 44.814972] ? __fget+0x278/0x400 [ 44.814982] ? kasan_check_read+0x11/0x20 [ 44.814989] ? __fget+0x295/0x400 [ 44.814998] ? expand_files.part.8+0x700/0x700 [ 44.815005] ? __f_unlock_pos+0xd/0x10 [ 44.822971] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 44.829448] ? __fget_light+0x174/0x1e0 [ 44.829455] ? __fdget+0xe/0x10 [ 44.829463] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 44.829473] __sys_sendmsg+0xd9/0x180 [ 44.835140] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 44.837844] ? __ia32_sys_shutdown+0x70/0x70 [ 44.837854] ? __sb_end_write+0xa4/0xd0 [ 44.837862] ? kasan_check_write+0x14/0x20 [ 44.837868] ? fput+0x18/0x120 [ 44.844241] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 44.846505] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 44.846516] __x64_sys_sendmsg+0x73/0xb0 [ 44.846525] do_syscall_64+0xd0/0x4e0 [ 44.853244] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 44.855288] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 44.855295] RIP: 0033:0x463fd9 [ 44.855301] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 44.855305] RSP: 002b:00007f7c2bc1e198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 44.859619] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 44.863626] RAX: ffffffffffffffda RBX: 00000000000009cb RCX: 0000000000463fd9 [ 44.863630] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 44.863633] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 44.863636] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bf00 [ 44.863639] R13: 00007f7c2bc1e6bc R14: 0000000000000006 R15: 0000000000000001 [ 45.162520] FAULT_INJECTION: forcing a failure. [ 45.162520] name failslab, interval 1, probability 0, space 0, times 0 [ 45.165234] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 45.183842] CPU: 0 PID: 7166 Comm: syz-executor.2 Not tainted 4.19.188-syzkaller #0 [ 45.185611] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 45.192352] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 45.192356] Call Trace: [ 45.192371] dump_stack+0x123/0x171 [ 45.192383] should_fail.cold.4+0x5/0xa [ 45.192391] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 45.192396] ? lock_downgrade+0x860/0x860 [ 45.192404] ? ___might_sleep+0x16b/0x270 [ 45.192415] __should_failslab+0xba/0xf0 [ 45.192422] should_failslab+0x9/0x20 [ 45.192427] kmem_cache_alloc_node_trace+0x265/0x730 [ 45.192438] __kmalloc_node_track_caller+0x3c/0x70 [ 45.192445] __kmalloc_reserve.isra.41+0x2c/0xc0 [ 45.192452] __alloc_skb+0xd7/0x580 [ 45.201855] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 45.211152] ? skb_copy_header+0x2a0/0x2a0 [ 45.211164] netlink_ack+0x217/0xa70 [ 45.211172] ? netlink_sendmsg+0xc60/0xc60 [ 45.211182] ? find_held_lock+0x36/0x1d0 [ 45.211193] netlink_rcv_skb+0x2a8/0x3d0 [ 45.211197] ? lock_downgrade+0x860/0x860 [ 45.211214] ? rtnetlink_put_metrics+0x490/0x490 [ 45.211220] ? netlink_ack+0xa70/0xa70 [ 45.211227] ? netlink_deliver_tap+0x182/0xb00 [ 45.211238] rtnetlink_rcv+0x10/0x20 [ 45.211243] netlink_unicast+0x443/0x650 [ 45.214113] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 45.217792] ? netlink_attachskb+0x6c0/0x6c0 [ 45.217799] ? _copy_from_iter_full+0x182/0x720 [ 45.217810] ? __check_object_size+0x1ef/0x310 [ 45.217816] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 45.217824] netlink_sendmsg+0x764/0xc60 [ 45.221832] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 45.226986] ? netlink_unicast+0x650/0x650 [ 45.226998] ? apparmor_socket_sendmsg+0x1b/0x20 [ 45.227003] ? netlink_unicast+0x650/0x650 [ 45.227009] sock_sendmsg+0xb5/0xf0 [ 45.227016] ___sys_sendmsg+0x647/0x950 [ 45.227023] ? find_held_lock+0x36/0x1d0 [ 45.227031] ? copy_msghdr_from_user+0x430/0x430 [ 45.227040] ? __fget+0x278/0x400 [ 45.227050] ? kasan_check_read+0x11/0x20 [ 45.231370] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 45.235418] ? __fget+0x295/0x400 [ 45.235426] ? expand_files.part.8+0x700/0x700 [ 45.235433] ? __f_unlock_pos+0xd/0x10 [ 45.235440] ? __fget_light+0x174/0x1e0 [ 45.235445] ? __fdget+0xe/0x10 [ 45.235453] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 45.235462] __sys_sendmsg+0xd9/0x180 [ 45.235468] ? __ia32_sys_shutdown+0x70/0x70 [ 45.235476] ? __sb_end_write+0xa4/0xd0 [ 45.235484] ? kasan_check_write+0x14/0x20 [ 45.235489] ? fput+0x18/0x120 [ 45.240038] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 45.244039] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 45.244051] __x64_sys_sendmsg+0x73/0xb0 [ 45.244061] do_syscall_64+0xd0/0x4e0 [ 45.244069] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 45.244076] RIP: 0033:0x463fd9 [ 45.244082] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 45.244084] RSP: 002b:00007fe67ffe1198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 45.244091] RAX: ffffffffffffffda RBX: 00000000000009cb RCX: 0000000000463fd9 [ 45.244093] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 45.244096] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 45.244099] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bf00 [ 45.244101] R13: 00007fe67ffe16bc R14: 0000000000000006 R15: 0000000000000001 [ 45.572020] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 45.581671] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 45.592305] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 45.603028] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 45.610120] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 45.618611] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 45.629442] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 45.637922] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 45.646188] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 45.656290] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 45.665042] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 45.681171] FAULT_INJECTION: forcing a failure. [ 45.681171] name failslab, interval 1, probability 0, space 0, times 0 [ 45.697961] FAULT_INJECTION: forcing a failure. [ 45.697961] name failslab, interval 1, probability 0, space 0, times 0 [ 45.703768] CPU: 0 PID: 7171 Comm: syz-executor.4 Not tainted 4.19.188-syzkaller #0 [ 45.717734] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 45.727452] Call Trace: [ 45.730041] dump_stack+0x123/0x171 [ 45.734111] should_fail.cold.4+0x5/0xa [ 45.738091] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 45.743200] ? lock_downgrade+0x860/0x860 [ 45.747433] ? ___might_sleep+0x16b/0x270 [ 45.751635] __should_failslab+0xba/0xf0 [ 45.755693] should_failslab+0x9/0x20 [ 45.759581] kmem_cache_alloc_node_trace+0x265/0x730 [ 45.765118] __kmalloc_node_track_caller+0x3c/0x70 [ 45.770063] __kmalloc_reserve.isra.41+0x2c/0xc0 [ 45.775077] __alloc_skb+0xd7/0x580 [ 45.778808] ? skb_copy_header+0x2a0/0x2a0 [ 45.783190] netlink_ack+0x217/0xa70 [ 45.787083] ? netlink_sendmsg+0xc60/0xc60 [ 45.791318] ? find_held_lock+0x36/0x1d0 [ 45.795555] netlink_rcv_skb+0x2a8/0x3d0 [ 45.799737] ? lock_downgrade+0x860/0x860 [ 45.804098] ? rtnetlink_put_metrics+0x490/0x490 [ 45.809032] ? netlink_ack+0xa70/0xa70 [ 45.813087] ? netlink_deliver_tap+0x182/0xb00 [ 45.818889] rtnetlink_rcv+0x10/0x20 [ 45.822697] netlink_unicast+0x443/0x650 [ 45.826858] ? netlink_attachskb+0x6c0/0x6c0 [ 45.831260] ? _copy_from_iter_full+0x182/0x720 [ 45.836187] ? __check_object_size+0x1ef/0x310 [ 45.841055] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 45.846591] netlink_sendmsg+0x764/0xc60 [ 45.850743] ? netlink_unicast+0x650/0x650 [ 45.854978] ? apparmor_socket_sendmsg+0x1b/0x20 [ 45.859725] ? netlink_unicast+0x650/0x650 [ 45.864619] sock_sendmsg+0xb5/0xf0 [ 45.868327] ___sys_sendmsg+0x647/0x950 [ 45.872648] ? find_held_lock+0x36/0x1d0 [ 45.876900] ? copy_msghdr_from_user+0x430/0x430 [ 45.882176] ? __fget+0x278/0x400 [ 45.885725] ? kasan_check_read+0x11/0x20 [ 45.890233] ? __fget+0x295/0x400 [ 45.894040] ? expand_files.part.8+0x700/0x700 [ 45.898829] ? __f_unlock_pos+0xd/0x10 [ 45.902804] ? __fget_light+0x174/0x1e0 [ 45.906861] ? __fdget+0xe/0x10 [ 45.910222] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 45.915175] __sys_sendmsg+0xd9/0x180 [ 45.918972] ? __ia32_sys_shutdown+0x70/0x70 [ 45.923403] ? __sb_end_write+0xa4/0xd0 [ 45.927482] ? kasan_check_write+0x14/0x20 [ 45.931884] ? fput+0x18/0x120 [ 45.935122] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 45.940754] __x64_sys_sendmsg+0x73/0xb0 [ 45.944903] do_syscall_64+0xd0/0x4e0 [ 45.948705] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 45.954116] RIP: 0033:0x463fd9 [ 45.957388] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 45.976810] RSP: 002b:00007f7c2bc1e198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 45.984854] RAX: ffffffffffffffda RBX: 00000000000009cb RCX: 0000000000463fd9 [ 45.992237] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 45.999939] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 46.007370] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bf00 [ 46.014969] R13: 00007f7c2bc1e6bc R14: 0000000000000006 R15: 0000000000000001 [ 46.022646] CPU: 1 PID: 7177 Comm: syz-executor.2 Not tainted 4.19.188-syzkaller #0 [ 46.030998] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.040645] Call Trace: [ 46.043321] dump_stack+0x123/0x171 [ 46.046956] should_fail.cold.4+0x5/0xa [ 46.051011] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 46.056372] ? lock_downgrade+0x860/0x860 [ 46.060677] ? ___might_sleep+0x16b/0x270 [ 46.064919] __should_failslab+0xba/0xf0 [ 46.069070] should_failslab+0x9/0x20 [ 46.073050] kmem_cache_alloc_node+0x262/0x720 [ 46.077978] ? netdev_run_todo+0xfe/0x690 [ 46.082131] __alloc_skb+0xa7/0x580 [ 46.085929] ? skb_copy_header+0x2a0/0x2a0 [ 46.090382] netlink_ack+0x217/0xa70 [ 46.094285] ? netlink_sendmsg+0xc60/0xc60 [ 46.098738] ? find_held_lock+0x36/0x1d0 [ 46.102808] netlink_rcv_skb+0x2a8/0x3d0 [ 46.106873] ? lock_downgrade+0x860/0x860 [ 46.111109] ? rtnetlink_put_metrics+0x490/0x490 [ 46.116476] ? netlink_ack+0xa70/0xa70 [ 46.120595] ? netlink_deliver_tap+0x182/0xb00 [ 46.125280] rtnetlink_rcv+0x10/0x20 [ 46.129171] netlink_unicast+0x443/0x650 [ 46.133674] ? netlink_attachskb+0x6c0/0x6c0 [ 46.138116] ? _copy_from_iter_full+0x182/0x720 [ 46.142798] ? __check_object_size+0x1ef/0x310 [ 46.147693] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 46.149366] FAULT_INJECTION: forcing a failure. [ 46.149366] name failslab, interval 1, probability 0, space 0, times 0 [ 46.153633] netlink_sendmsg+0x764/0xc60 [ 46.153643] ? netlink_unicast+0x650/0x650 [ 46.153653] ? apparmor_socket_sendmsg+0x1b/0x20 [ 46.153658] ? netlink_unicast+0x650/0x650 [ 46.153664] sock_sendmsg+0xb5/0xf0 [ 46.153670] ___sys_sendmsg+0x647/0x950 [ 46.153677] ? find_held_lock+0x36/0x1d0 [ 46.153683] ? copy_msghdr_from_user+0x430/0x430 [ 46.153691] ? __fget+0x278/0x400 [ 46.153701] ? kasan_check_read+0x11/0x20 [ 46.153708] ? __fget+0x295/0x400 [ 46.153716] ? expand_files.part.8+0x700/0x700 [ 46.153722] ? __f_unlock_pos+0xd/0x10 [ 46.153729] ? __fget_light+0x174/0x1e0 [ 46.153735] ? __fdget+0xe/0x10 [ 46.153743] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 46.153750] __sys_sendmsg+0xd9/0x180 [ 46.153756] ? __ia32_sys_shutdown+0x70/0x70 [ 46.153764] ? __sb_end_write+0xa4/0xd0 [ 46.153771] ? kasan_check_write+0x14/0x20 [ 46.153775] ? fput+0x18/0x120 [ 46.153785] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 46.153793] __x64_sys_sendmsg+0x73/0xb0 [ 46.153802] do_syscall_64+0xd0/0x4e0 [ 46.153809] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 46.153814] RIP: 0033:0x463fd9 [ 46.153820] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 46.153826] RSP: 002b:00007fe67ffe1198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 46.302836] RAX: ffffffffffffffda RBX: 00000000000009cb RCX: 0000000000463fd9 [ 46.310283] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 46.317688] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 46.325137] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bf00 [ 46.332770] R13: 00007fe67ffe16bc R14: 0000000000000006 R15: 0000000000000001 [ 46.340348] CPU: 0 PID: 7216 Comm: syz-executor.5 Not tainted 4.19.188-syzkaller #0 [ 46.348433] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.358476] Call Trace: [ 46.361286] dump_stack+0x123/0x171 [ 46.364921] should_fail.cold.4+0x5/0xa [ 46.368907] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 46.374239] ? lock_downgrade+0x860/0x860 [ 46.378488] ? ___might_sleep+0x16b/0x270 [ 46.382677] __should_failslab+0xba/0xf0 [ 46.387095] should_failslab+0x9/0x20 [ 46.391030] kmem_cache_alloc_node+0x262/0x720 [ 46.395793] ? netdev_run_todo+0xfe/0x690 [ 46.400253] __alloc_skb+0xa7/0x580 [ 46.404181] ? skb_copy_header+0x2a0/0x2a0 [ 46.408432] netlink_ack+0x217/0xa70 [ 46.412375] ? netlink_sendmsg+0xc60/0xc60 [ 46.416674] ? find_held_lock+0x36/0x1d0 [ 46.421138] netlink_rcv_skb+0x2a8/0x3d0 [ 46.425461] ? lock_downgrade+0x860/0x860 [ 46.429600] ? rtnetlink_put_metrics+0x490/0x490 [ 46.434341] ? netlink_ack+0xa70/0xa70 [ 46.438425] ? netlink_deliver_tap+0x182/0xb00 [ 46.443120] rtnetlink_rcv+0x10/0x20 [ 46.446875] netlink_unicast+0x443/0x650 [ 46.451046] ? netlink_attachskb+0x6c0/0x6c0 [ 46.455841] ? _copy_from_iter_full+0x182/0x720 [ 46.460822] ? __check_object_size+0x1ef/0x310 [ 46.465600] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 46.472172] netlink_sendmsg+0x764/0xc60 [ 46.476271] ? netlink_unicast+0x650/0x650 [ 46.480718] ? apparmor_socket_sendmsg+0x1b/0x20 [ 46.486081] ? netlink_unicast+0x650/0x650 [ 46.490552] sock_sendmsg+0xb5/0xf0 [ 46.494357] ___sys_sendmsg+0x647/0x950 [ 46.498407] ? find_held_lock+0x36/0x1d0 [ 46.502651] ? copy_msghdr_from_user+0x430/0x430 [ 46.507493] ? __fget+0x278/0x400 [ 46.510943] ? kasan_check_read+0x11/0x20 [ 46.515181] ? __fget+0x295/0x400 [ 46.518612] ? expand_files.part.8+0x700/0x700 [ 46.523540] ? __f_unlock_pos+0xd/0x10 [ 46.527549] ? __fget_light+0x174/0x1e0 [ 46.531719] ? __fdget+0xe/0x10 [ 46.534996] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 46.539830] __sys_sendmsg+0xd9/0x180 [ 46.543760] ? __ia32_sys_shutdown+0x70/0x70 [ 46.548577] ? __sb_end_write+0xa4/0xd0 [ 46.552758] ? kasan_check_write+0x14/0x20 [ 46.557312] ? fput+0x18/0x120 [ 46.560487] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 46.565966] __x64_sys_sendmsg+0x73/0xb0 [ 46.570043] do_syscall_64+0xd0/0x4e0 [ 46.574147] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 46.579647] RIP: 0033:0x463fd9 [ 46.582826] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 46.602261] RSP: 002b:00007f20bfcdc198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 46.610260] RAX: ffffffffffffffda RBX: 00000000000009cb RCX: 0000000000463fd9 [ 46.618078] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 46.625805] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 46.633412] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bf00 [ 46.640757] R13: 00007f20bfcdc6bc R14: 0000000000000006 R15: 0000000000000001 [ 46.776581] FAULT_INJECTION: forcing a failure. [ 46.776581] name failslab, interval 1, probability 0, space 0, times 0 [ 46.789150] FAULT_INJECTION: forcing a failure. [ 46.789150] name failslab, interval 1, probability 0, space 0, times 0 [ 46.794237] CPU: 1 PID: 7259 Comm: syz-executor.3 Not tainted 4.19.188-syzkaller #0 [ 46.809304] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.819177] Call Trace: [ 46.821768] dump_stack+0x123/0x171 [ 46.825472] should_fail.cold.4+0x5/0xa [ 46.829445] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 46.835167] ? lock_downgrade+0x860/0x860 [ 46.839492] ? ___might_sleep+0x16b/0x270 [ 46.843743] __should_failslab+0xba/0xf0 [ 46.848069] should_failslab+0x9/0x20 [ 46.852490] kmem_cache_alloc_node+0x262/0x720 [ 46.857645] ? netdev_run_todo+0xfe/0x690 [ 46.861979] __alloc_skb+0xa7/0x580 [ 46.865893] ? skb_copy_header+0x2a0/0x2a0 [ 46.870418] netlink_ack+0x217/0xa70 [ 46.874294] ? netlink_sendmsg+0xc60/0xc60 [ 46.878510] ? find_held_lock+0x36/0x1d0 [ 46.882645] netlink_rcv_skb+0x2a8/0x3d0 [ 46.886698] ? lock_downgrade+0x860/0x860 [ 46.890828] ? rtnetlink_put_metrics+0x490/0x490 [ 46.895759] ? netlink_ack+0xa70/0xa70 [ 46.899810] ? netlink_deliver_tap+0x182/0xb00 [ 46.904490] rtnetlink_rcv+0x10/0x20 [ 46.908222] netlink_unicast+0x443/0x650 [ 46.912591] ? netlink_attachskb+0x6c0/0x6c0 [ 46.917022] ? _copy_from_iter_full+0x182/0x720 [ 46.922061] ? __check_object_size+0x1ef/0x310 [ 46.926646] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 46.932261] netlink_sendmsg+0x764/0xc60 [ 46.936307] ? netlink_unicast+0x650/0x650 [ 46.940544] ? apparmor_socket_sendmsg+0x1b/0x20 [ 46.945295] ? netlink_unicast+0x650/0x650 [ 46.949972] sock_sendmsg+0xb5/0xf0 [ 46.953762] ___sys_sendmsg+0x647/0x950 [ 46.958066] ? find_held_lock+0x36/0x1d0 [ 46.962228] ? copy_msghdr_from_user+0x430/0x430 [ 46.967936] ? __fget+0x278/0x400 [ 46.971861] ? kasan_check_read+0x11/0x20 [ 46.976096] ? __fget+0x295/0x400 [ 46.979816] ? expand_files.part.8+0x700/0x700 [ 46.984480] ? __f_unlock_pos+0xd/0x10 [ 46.988375] ? __fget_light+0x174/0x1e0 [ 46.992371] ? __fdget+0xe/0x10 [ 46.995836] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 47.000662] __sys_sendmsg+0xd9/0x180 [ 47.004632] ? __ia32_sys_shutdown+0x70/0x70 [ 47.009117] ? __sb_end_write+0xa4/0xd0 [ 47.013356] ? kasan_check_write+0x14/0x20 [ 47.017836] ? fput+0x18/0x120 [ 47.021024] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 47.026467] __x64_sys_sendmsg+0x73/0xb0 [ 47.030545] do_syscall_64+0xd0/0x4e0 [ 47.034801] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 47.039979] RIP: 0033:0x463fd9 [ 47.043246] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 47.062585] RSP: 002b:00007f1e8ae3f198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 47.070421] RAX: ffffffffffffffda RBX: 00000000000009cb RCX: 0000000000463fd9 [ 47.078706] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 47.086150] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 47.093493] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bf00 [ 47.101067] R13: 00007f1e8ae3f6bc R14: 0000000000000006 R15: 0000000000000001 [ 47.108705] CPU: 0 PID: 7257 Comm: syz-executor.0 Not tainted 4.19.188-syzkaller #0 [ 47.117170] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 47.126993] Call Trace: [ 47.129585] dump_stack+0x123/0x171 [ 47.133522] should_fail.cold.4+0x5/0xa [ 47.137583] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 47.137628] FAULT_INJECTION: forcing a failure. [ 47.137628] name failslab, interval 1, probability 0, space 0, times 0 [ 47.142713] ? lock_downgrade+0x860/0x860 [ 47.142721] ? ___might_sleep+0x16b/0x270 [ 47.142732] __should_failslab+0xba/0xf0 [ 47.142740] should_failslab+0x9/0x20 [ 47.142745] kmem_cache_alloc_node_trace+0x265/0x730 [ 47.142756] __kmalloc_node_track_caller+0x3c/0x70 [ 47.142764] __kmalloc_reserve.isra.41+0x2c/0xc0 [ 47.142771] __alloc_skb+0xd7/0x580 [ 47.189458] ? skb_copy_header+0x2a0/0x2a0 [ 47.193681] netlink_ack+0x217/0xa70 [ 47.197380] ? netlink_sendmsg+0xc60/0xc60 [ 47.201790] ? find_held_lock+0x36/0x1d0 [ 47.205935] netlink_rcv_skb+0x2a8/0x3d0 [ 47.210062] ? lock_downgrade+0x860/0x860 [ 47.214367] ? rtnetlink_put_metrics+0x490/0x490 [ 47.219548] ? netlink_ack+0xa70/0xa70 [ 47.223505] ? netlink_deliver_tap+0x182/0xb00 [ 47.228247] rtnetlink_rcv+0x10/0x20 [ 47.232029] netlink_unicast+0x443/0x650 [ 47.236484] ? netlink_attachskb+0x6c0/0x6c0 [ 47.240875] ? _copy_from_iter_full+0x182/0x720 [ 47.245760] ? __check_object_size+0x1ef/0x310 [ 47.250423] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 47.256068] netlink_sendmsg+0x764/0xc60 [ 47.260220] ? netlink_unicast+0x650/0x650 [ 47.264808] ? apparmor_socket_sendmsg+0x1b/0x20 [ 47.269647] ? netlink_unicast+0x650/0x650 [ 47.274082] sock_sendmsg+0xb5/0xf0 [ 47.277718] ___sys_sendmsg+0x647/0x950 [ 47.281677] ? find_held_lock+0x36/0x1d0 [ 47.285722] ? copy_msghdr_from_user+0x430/0x430 [ 47.290568] ? __fget+0x278/0x400 [ 47.294058] ? kasan_check_read+0x11/0x20 [ 47.298200] ? __fget+0x295/0x400 [ 47.301692] ? expand_files.part.8+0x700/0x700 [ 47.306428] ? __f_unlock_pos+0xd/0x10 [ 47.310308] ? __fget_light+0x174/0x1e0 [ 47.314360] ? __fdget+0xe/0x10 [ 47.317805] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 47.322651] __sys_sendmsg+0xd9/0x180 [ 47.326712] ? __ia32_sys_shutdown+0x70/0x70 [ 47.331190] ? __sb_end_write+0xa4/0xd0 [ 47.335150] ? kasan_check_write+0x14/0x20 [ 47.339366] ? fput+0x18/0x120 [ 47.342646] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 47.348097] __x64_sys_sendmsg+0x73/0xb0 [ 47.352330] do_syscall_64+0xd0/0x4e0 [ 47.356125] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 47.361484] RIP: 0033:0x463fd9 [ 47.364742] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 47.384795] RSP: 002b:00007efe23153198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 47.392929] RAX: ffffffffffffffda RBX: 00000000000009cb RCX: 0000000000463fd9 [ 47.400315] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 47.407673] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 47.415114] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bf00 [ 47.422568] R13: 00007efe231536bc R14: 0000000000000006 R15: 0000000000000001 [ 47.431845] CPU: 1 PID: 7267 Comm: syz-executor.2 Not tainted 4.19.188-syzkaller #0 [ 47.439945] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 47.449872] Call Trace: [ 47.452467] dump_stack+0x123/0x171 [ 47.456218] should_fail.cold.4+0x5/0xa [ 47.460225] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 47.465505] ? lock_downgrade+0x860/0x860 [ 47.469660] ? ___might_sleep+0x16b/0x270 [ 47.473839] __should_failslab+0xba/0xf0 2021/04/25 06:09:51 executed programs: 17 [ 47.478009] should_failslab+0x9/0x20 [ 47.481847] __kmalloc_track_caller+0x2ce/0x760 [ 47.486520] ? __lock_acquire+0x792/0x4950 [ 47.491071] ? kstrdup_const+0x1f/0x30 [ 47.494970] kstrdup+0x2c/0x60 [ 47.498342] kstrdup_const+0x1f/0x30 [ 47.502071] __kernfs_new_node+0xb0/0x6f0 [ 47.506570] ? mark_held_locks+0x130/0x130 [ 47.511239] ? kernfs_dop_revalidate+0x340/0x340 [ 47.516368] ? widen_string+0x1e0/0x1e0 [ 47.520696] ? rtnl_newlink+0x97f/0x1340 [ 47.524850] ? netlink_rcv_skb+0x13e/0x3d0 [ 47.529468] ? rtnetlink_rcv+0x10/0x20 [ 47.534060] ? netlink_unicast+0x443/0x650 [ 47.538520] ? netlink_sendmsg+0x764/0xc60 [ 47.543158] ? find_held_lock+0x36/0x1d0 [ 47.547573] kernfs_new_node+0x62/0x110 [ 47.551847] kernfs_create_link+0xb4/0x230 [ 47.556268] sysfs_do_create_link_sd.isra.2+0x7d/0xf0 [ 47.562214] sysfs_create_link+0x43/0xb0 [ 47.566469] netdev_adjacent_sysfs_add+0x9c/0xd0 [ 47.571587] ? napi_disable+0x80/0x80 [ 47.575506] __netdev_adjacent_dev_insert+0x46d/0x7b0 [ 47.581365] __netdev_upper_dev_link+0x1e8/0x790 [ 47.586643] ? netdev_upper_dev_unlink+0x5b0/0x5b0 [ 47.592131] ? kasan_check_read+0x11/0x20 [ 47.597195] netdev_master_upper_dev_link+0x17/0x20 [ 47.602204] batadv_hardif_enable_interface+0x1f8/0x9e0 [ 47.608513] batadv_softif_slave_add+0x7f/0xd0 [ 47.613639] do_set_master+0x171/0x200 [ 47.617798] do_setlink+0x941/0x2e10 [ 47.621518] ? validate_linkmsg+0x670/0x670 [ 47.627530] ? mark_held_locks+0x130/0x130 [ 47.632226] ? __lock_acquire+0x792/0x4950 [ 47.636960] ? __lock_acquire+0x792/0x4950 [ 47.641494] rtnl_newlink+0x97f/0x1340 [ 47.645938] ? rtnl_link_unregister+0x280/0x280 [ 47.651944] ? is_bpf_text_address+0x60/0xe0 [ 47.656553] ? lock_downgrade+0x860/0x860 [ 47.660996] ? kasan_check_read+0x11/0x20 [ 47.665981] ? is_bpf_text_address+0x7d/0xe0 [ 47.670934] ? kernel_text_address+0x79/0xf0 [ 47.675539] ? __kernel_text_address+0xd/0x40 [ 47.680704] ? unwind_get_return_address+0x61/0xa0 [ 47.685845] ? __save_stack_trace+0x9c/0x100 [ 47.690624] ? save_stack+0xa9/0xd0 [ 47.695036] ? __lock_acquire+0x792/0x4950 [ 47.699753] ? dev_hard_start_xmit+0x160/0x6f0 [ 47.704521] ? __dev_queue_xmit+0x1cdb/0x2a80 [ 47.709809] ? dev_queue_xmit+0xb/0x10 [ 47.713899] ? netlink_deliver_tap+0x77e/0xb00 [ 47.718654] ? netlink_unicast+0x412/0x650 [ 47.723318] ? netlink_sendmsg+0x764/0xc60 [ 47.727725] ? sock_sendmsg+0xb5/0xf0 [ 47.731543] ? ___sys_sendmsg+0x647/0x950 [ 47.735866] ? __sys_sendmsg+0xd9/0x180 [ 47.740869] ? __x64_sys_sendmsg+0x73/0xb0 [ 47.745570] ? do_syscall_64+0xd0/0x4e0 [ 47.750226] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 47.755685] ? mark_held_locks+0x130/0x130 [ 47.760291] ? debug_check_no_obj_freed+0x1ff/0x480 [ 47.765746] ? lock_downgrade+0x860/0x860 [ 47.769995] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 47.775613] ? quarantine_put+0x11b/0x1c0 [ 47.780101] ? trace_hardirqs_off+0x41/0x180 [ 47.784665] ? __lock_is_held+0xb5/0x140 [ 47.788847] rtnetlink_rcv_msg+0x34f/0x8f0 [ 47.793087] ? rtnetlink_put_metrics+0x490/0x490 [ 47.798106] ? find_held_lock+0x36/0x1d0 [ 47.802289] netlink_rcv_skb+0x13e/0x3d0 [ 47.806619] ? lock_downgrade+0x860/0x860 [ 47.811255] ? rtnetlink_put_metrics+0x490/0x490 [ 47.816444] ? netlink_ack+0xa70/0xa70 [ 47.820441] ? netlink_deliver_tap+0x182/0xb00 [ 47.825149] rtnetlink_rcv+0x10/0x20 [ 47.829548] netlink_unicast+0x443/0x650 [ 47.833606] ? netlink_attachskb+0x6c0/0x6c0 [ 47.838739] ? _copy_from_iter_full+0x182/0x720 [ 47.843573] ? __check_object_size+0x1ef/0x310 [ 47.848332] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 47.854220] netlink_sendmsg+0x764/0xc60 [ 47.858282] ? netlink_unicast+0x650/0x650 [ 47.862682] ? apparmor_socket_sendmsg+0x1b/0x20 [ 47.867448] ? netlink_unicast+0x650/0x650 [ 47.871783] sock_sendmsg+0xb5/0xf0 [ 47.875406] ___sys_sendmsg+0x647/0x950 [ 47.879401] ? find_held_lock+0x36/0x1d0 [ 47.883935] ? copy_msghdr_from_user+0x430/0x430 [ 47.889673] ? __fget+0x278/0x400 [ 47.893474] ? kasan_check_read+0x11/0x20 [ 47.897615] ? __fget+0x295/0x400 [ 47.901048] ? expand_files.part.8+0x700/0x700 [ 47.905789] ? __f_unlock_pos+0xd/0x10 [ 47.909932] ? __fget_light+0x174/0x1e0 [ 47.913905] ? __fdget+0xe/0x10 [ 47.917182] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 47.922412] __sys_sendmsg+0xd9/0x180 [ 47.926262] ? __ia32_sys_shutdown+0x70/0x70 [ 47.930841] ? __sb_end_write+0xa4/0xd0 [ 47.934942] ? kasan_check_write+0x14/0x20 [ 47.939549] ? fput+0x18/0x120 [ 47.942968] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 47.948405] __x64_sys_sendmsg+0x73/0xb0 [ 47.952743] do_syscall_64+0xd0/0x4e0 [ 47.956624] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 47.961995] RIP: 0033:0x463fd9 [ 47.965319] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 47.984913] RSP: 002b:00007fe67ffe1198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 47.992897] RAX: ffffffffffffffda RBX: 00000000000009cb RCX: 0000000000463fd9 [ 48.001030] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 48.008460] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 48.015895] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bf00 [ 48.023589] R13: 00007fe67ffe16bc R14: 0000000000000006 R15: 0000000000000001 [ 48.034474] FAULT_INJECTION: forcing a failure. [ 48.034474] name failslab, interval 1, probability 0, space 0, times 0 [ 48.047521] CPU: 1 PID: 7268 Comm: syz-executor.3 Not tainted 4.19.188-syzkaller #0 [ 48.055421] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.065224] Call Trace: [ 48.067819] dump_stack+0x123/0x171 [ 48.071801] should_fail.cold.4+0x5/0xa [ 48.076041] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 48.081143] ? lock_downgrade+0x860/0x860 [ 48.085367] ? ___might_sleep+0x16b/0x270 [ 48.089977] __should_failslab+0xba/0xf0 [ 48.094259] should_failslab+0x9/0x20 [ 48.098309] __kmalloc_track_caller+0x2ce/0x760 [ 48.103149] ? __lock_acquire+0x792/0x4950 [ 48.107377] ? kstrdup_const+0x1f/0x30 [ 48.111794] kstrdup+0x2c/0x60 [ 48.115319] kstrdup_const+0x1f/0x30 [ 48.119332] __kernfs_new_node+0xb0/0x6f0 [ 48.123504] ? mark_held_locks+0x130/0x130 [ 48.128199] ? kernfs_dop_revalidate+0x340/0x340 [ 48.136099] ? widen_string+0x1e0/0x1e0 [ 48.140293] ? rtnl_newlink+0x97f/0x1340 [ 48.144520] ? netlink_rcv_skb+0x13e/0x3d0 [ 48.148754] ? rtnetlink_rcv+0x10/0x20 [ 48.152838] ? netlink_unicast+0x443/0x650 [ 48.157105] ? netlink_sendmsg+0x764/0xc60 [ 48.161361] ? find_held_lock+0x36/0x1d0 [ 48.166091] kernfs_new_node+0x62/0x110 [ 48.170313] kernfs_create_link+0xb4/0x230 [ 48.174536] sysfs_do_create_link_sd.isra.2+0x7d/0xf0 [ 48.179722] sysfs_create_link+0x43/0xb0 [ 48.183981] netdev_adjacent_sysfs_add+0x9c/0xd0 [ 48.189677] ? napi_disable+0x80/0x80 [ 48.193652] __netdev_adjacent_dev_insert+0x46d/0x7b0 [ 48.199571] __netdev_upper_dev_link+0x1e8/0x790 [ 48.204711] ? netdev_upper_dev_unlink+0x5b0/0x5b0 [ 48.209897] ? kasan_check_read+0x11/0x20 [ 48.214298] netdev_master_upper_dev_link+0x17/0x20 [ 48.219553] batadv_hardif_enable_interface+0x1f8/0x9e0 [ 48.225388] batadv_softif_slave_add+0x7f/0xd0 [ 48.230239] do_set_master+0x171/0x200 [ 48.234568] do_setlink+0x941/0x2e10 [ 48.239191] ? validate_linkmsg+0x670/0x670 [ 48.243879] ? mark_held_locks+0x130/0x130 [ 48.248198] ? __lock_acquire+0x792/0x4950 [ 48.252416] ? __lock_acquire+0x792/0x4950 [ 48.256663] rtnl_newlink+0x97f/0x1340 [ 48.260542] ? rtnl_link_unregister+0x280/0x280 [ 48.265485] ? mark_held_locks+0x130/0x130 [ 48.270430] ? __lock_acquire+0x792/0x4950 [ 48.274897] ? mark_held_locks+0x130/0x130 [ 48.279704] ? __lock_is_held+0xb5/0x140 [ 48.284529] ? __lock_acquire+0x792/0x4950 [ 48.288959] ? find_held_lock+0x36/0x1d0 [ 48.293046] ? mark_held_locks+0xc7/0x130 [ 48.297183] ? mark_held_locks+0x130/0x130 [ 48.301680] ? trace_hardirqs_on+0x28/0x190 [ 48.306191] ? _raw_spin_unlock_irq+0x60/0x80 [ 48.311278] ? finish_task_switch+0x14a/0x6f0 [ 48.316143] ? finish_task_switch+0x11c/0x6f0 [ 48.320908] ? find_held_lock+0x36/0x1d0 [ 48.325023] ? __lock_is_held+0xb5/0x140 [ 48.329425] rtnetlink_rcv_msg+0x34f/0x8f0 [ 48.333681] ? rtnetlink_put_metrics+0x490/0x490 [ 48.338962] ? find_held_lock+0x36/0x1d0 [ 48.343146] netlink_rcv_skb+0x13e/0x3d0 [ 48.347508] ? lock_downgrade+0x860/0x860 [ 48.351908] ? rtnetlink_put_metrics+0x490/0x490 [ 48.356753] ? netlink_ack+0xa70/0xa70 [ 48.361172] ? netlink_deliver_tap+0x182/0xb00 [ 48.365947] rtnetlink_rcv+0x10/0x20 [ 48.370076] netlink_unicast+0x443/0x650 [ 48.374381] ? netlink_attachskb+0x6c0/0x6c0 [ 48.379045] ? _copy_from_iter_full+0x182/0x720 [ 48.383904] ? __check_object_size+0x1ef/0x310 [ 48.388576] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 48.394507] netlink_sendmsg+0x764/0xc60 [ 48.398811] ? netlink_unicast+0x650/0x650 [ 48.403974] ? apparmor_socket_sendmsg+0x1b/0x20 [ 48.408990] ? netlink_unicast+0x650/0x650 [ 48.413345] sock_sendmsg+0xb5/0xf0 [ 48.417178] ___sys_sendmsg+0x647/0x950 [ 48.421501] ? find_held_lock+0x36/0x1d0 [ 48.425652] ? copy_msghdr_from_user+0x430/0x430 [ 48.430672] ? __fget+0x278/0x400 [ 48.434377] ? kasan_check_read+0x11/0x20 [ 48.438734] ? __fget+0x295/0x400 [ 48.442336] ? expand_files.part.8+0x700/0x700 [ 48.447175] ? __f_unlock_pos+0xd/0x10 [ 48.451146] ? __fget_light+0x174/0x1e0 [ 48.455248] ? __fdget+0xe/0x10 [ 48.458513] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 48.463457] __sys_sendmsg+0xd9/0x180 [ 48.467789] ? __ia32_sys_shutdown+0x70/0x70 [ 48.473354] ? __sb_end_write+0xa4/0xd0 [ 48.477717] ? kasan_check_write+0x14/0x20 [ 48.482089] ? fput+0x18/0x120 [ 48.485288] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 48.490833] __x64_sys_sendmsg+0x73/0xb0 [ 48.495116] do_syscall_64+0xd0/0x4e0 [ 48.499096] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 48.504684] RIP: 0033:0x463fd9 [ 48.508086] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 48.527872] RSP: 002b:00007f1e8ae3f198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 48.536126] RAX: ffffffffffffffda RBX: 00000000000009cb RCX: 0000000000463fd9 [ 48.543566] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 48.551126] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 48.559223] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bf00 [ 48.566588] R13: 00007f1e8ae3f6bc R14: 0000000000000006 R15: 0000000000000001 [ 48.592479] FAULT_INJECTION: forcing a failure. [ 48.592479] name failslab, interval 1, probability 0, space 0, times 0 [ 48.618198] CPU: 0 PID: 7276 Comm: syz-executor.0 Not tainted 4.19.188-syzkaller #0 [ 48.626296] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.636236] Call Trace: [ 48.638825] dump_stack+0x123/0x171 [ 48.642804] should_fail.cold.4+0x5/0xa [ 48.646953] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 48.653593] ? lock_downgrade+0x860/0x860 [ 48.658141] ? ___might_sleep+0x16b/0x270 [ 48.662762] __should_failslab+0xba/0xf0 [ 48.667266] should_failslab+0x9/0x20 [ 48.671205] kmem_cache_alloc_trace+0x2cb/0x740 [ 48.676427] ? notifier_call_chain+0x8a/0x160 [ 48.681551] __netdev_adjacent_dev_insert+0xf6/0x7b0 [ 48.686789] __netdev_upper_dev_link+0x1e8/0x790 [ 48.691974] ? netdev_upper_dev_unlink+0x5b0/0x5b0 [ 48.696995] ? kasan_check_read+0x11/0x20 [ 48.701399] netdev_master_upper_dev_link+0x17/0x20 [ 48.706519] batadv_hardif_enable_interface+0x1f8/0x9e0 [ 48.712000] batadv_softif_slave_add+0x7f/0xd0 [ 48.717468] do_set_master+0x171/0x200 [ 48.721354] do_setlink+0x941/0x2e10 [ 48.725325] ? validate_linkmsg+0x670/0x670 [ 48.729916] ? mark_held_locks+0x130/0x130 [ 48.734419] ? mark_held_locks+0xc7/0x130 [ 48.738820] ? update_group_capacity+0x8f/0xb60 [ 48.743582] ? __lock_is_held+0xb5/0x140 [ 48.747886] rtnl_newlink+0x97f/0x1340 [ 48.752033] ? rtnl_link_unregister+0x280/0x280 [ 48.756970] ? load_balance+0xb5a/0x2110 [ 48.761338] ? lock_downgrade+0x860/0x860 [ 48.765713] ? lock_repin_lock+0x430/0x430 [ 48.770117] ? mark_held_locks+0x130/0x130 [ 48.774721] ? __lock_acquire+0x792/0x4950 [ 48.778962] ? mark_held_locks+0x130/0x130 [ 48.783268] ? __lock_is_held+0xb5/0x140 [ 48.787366] ? __lock_acquire+0x792/0x4950 [ 48.792036] ? find_held_lock+0x36/0x1d0 [ 48.796183] ? mark_held_locks+0xc7/0x130 [ 48.800498] ? mark_held_locks+0x130/0x130 [ 48.804724] ? trace_hardirqs_on+0x28/0x190 [ 48.809169] ? kasan_check_write+0x14/0x20 [ 48.813755] ? finish_task_switch+0x1a4/0x6f0 [ 48.818458] ? find_held_lock+0x36/0x1d0 [ 48.822905] ? __lock_is_held+0xb5/0x140 [ 48.827401] rtnetlink_rcv_msg+0x34f/0x8f0 [ 48.832267] ? rtnetlink_put_metrics+0x490/0x490 [ 48.837184] ? find_held_lock+0x36/0x1d0 [ 48.841719] netlink_rcv_skb+0x13e/0x3d0 [ 48.846407] ? lock_downgrade+0x860/0x860 [ 48.850724] ? rtnetlink_put_metrics+0x490/0x490 [ 48.855710] ? netlink_ack+0xa70/0xa70 [ 48.859940] ? netlink_deliver_tap+0x182/0xb00 [ 48.864599] rtnetlink_rcv+0x10/0x20 [ 48.868294] netlink_unicast+0x443/0x650 [ 48.872342] ? netlink_attachskb+0x6c0/0x6c0 [ 48.877018] ? _copy_from_iter_full+0x182/0x720 [ 48.882434] ? __check_object_size+0x1ef/0x310 [ 48.887189] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 48.892805] netlink_sendmsg+0x764/0xc60 [ 48.896955] ? netlink_unicast+0x650/0x650 [ 48.901180] ? apparmor_socket_sendmsg+0x1b/0x20 [ 48.906137] ? netlink_unicast+0x650/0x650 [ 48.910628] sock_sendmsg+0xb5/0xf0 [ 48.914325] ___sys_sendmsg+0x647/0x950 [ 48.918356] ? find_held_lock+0x36/0x1d0 [ 48.922409] ? copy_msghdr_from_user+0x430/0x430 [ 48.927366] ? __fget+0x278/0x400 [ 48.930994] ? kasan_check_read+0x11/0x20 [ 48.935454] ? __fget+0x295/0x400 [ 48.938905] ? expand_files.part.8+0x700/0x700 [ 48.943905] ? __f_unlock_pos+0xd/0x10 [ 48.948169] ? __fget_light+0x174/0x1e0 [ 48.952300] ? __fdget+0xe/0x10 [ 48.955576] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 48.960739] __sys_sendmsg+0xd9/0x180 [ 48.964979] ? __ia32_sys_shutdown+0x70/0x70 [ 48.970088] ? __sb_end_write+0xa4/0xd0 [ 48.974136] ? kasan_check_write+0x14/0x20 [ 48.978742] ? fput+0x18/0x120 [ 48.982022] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 48.987521] __x64_sys_sendmsg+0x73/0xb0 [ 48.991579] do_syscall_64+0xd0/0x4e0 [ 48.995455] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 49.000865] RIP: 0033:0x463fd9 [ 49.004141] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 49.023417] RSP: 002b:00007efe23153198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 49.031110] RAX: ffffffffffffffda RBX: 00000000000009cb RCX: 0000000000463fd9 [ 49.038717] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 49.046767] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 49.054857] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bf00 [ 49.062110] R13: 00007efe231536bc R14: 0000000000000006 R15: 0000000000000001 [ 49.073105] FAULT_INJECTION: forcing a failure. [ 49.073105] name failslab, interval 1, probability 0, space 0, times 0 [ 49.086608] FAULT_INJECTION: forcing a failure. [ 49.086608] name failslab, interval 1, probability 0, space 0, times 0 [ 49.088339] CPU: 0 PID: 7277 Comm: syz-executor.4 Not tainted 4.19.188-syzkaller #0 [ 49.106208] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.115126] ------------[ cut here ]------------ [ 49.116104] Call Trace: [ 49.116118] dump_stack+0x123/0x171 [ 49.116129] should_fail.cold.4+0x5/0xa [ 49.116137] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 49.116142] ? lock_downgrade+0x860/0x860 [ 49.116153] ? ___might_sleep+0x16b/0x270 [ 49.124667] WARNING: CPU: 1 PID: 6615 at net/batman-adv/bat_iv_ogm.c:597 batadv_iv_send_outstanding_bat_ogm_packet.cold.25+0x30/0x37 [ 49.127391] __should_failslab+0xba/0xf0 [ 49.131523] Modules linked in: [ 49.137538] should_failslab+0x9/0x20 [ 49.141758] CPU: 1 PID: 6615 Comm: kworker/u4:6 Not tainted 4.19.188-syzkaller #0 [ 49.147897] kmem_cache_alloc_node_trace+0x265/0x730 [ 49.160186] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.164322] __kmalloc_node_track_caller+0x3c/0x70 [ 49.167508] Workqueue: bat_events batadv_iv_send_outstanding_bat_ogm_packet [ 49.171374] __kmalloc_reserve.isra.41+0x2c/0xc0 [ 49.179234] RIP: 0010:batadv_iv_send_outstanding_bat_ogm_packet.cold.25+0x30/0x37 [ 49.184425] __alloc_skb+0xd7/0x580 [ 49.194023] Code: 87 e8 48 6e ea ff 0f 0b e9 a7 5c cd ff 48 c7 c7 80 7c d9 87 e8 35 6e ea ff e9 96 5c cd ff 48 c7 c7 40 79 d9 87 e8 24 6e ea ff <0f> 0b e9 83 5c cd ff 48 c7 c7 40 79 d9 87 e8 11 6e ea ff 0f 0b 4c [ 49.199039] ? skb_copy_header+0x2a0/0x2a0 [ 49.206310] RSP: 0018:ffff8881d09b7ce0 EFLAGS: 00010282 [ 49.211243] netlink_ack+0x217/0xa70 [ 49.219385] RAX: 0000000000000024 RBX: ffff8881f3dd6408 RCX: 0000000000000000 [ 49.219389] RDX: 0000000000000000 RSI: ffffffff8767b560 RDI: ffffffff8a18b9a0 [ 49.223000] ? netlink_sendmsg+0xc60/0xc60 [ 49.242313] RBP: ffff8881d09b7d58 R08: ffffed103ed25079 R09: ffffed103ed25078 [ 49.246625] ? find_held_lock+0x36/0x1d0 [ 49.251968] R10: ffffed103ed25078 R11: ffff8881f69283c7 R12: ffff8881e25c47c0 [ 49.251972] R13: ffff8881f3dd64a0 R14: ffff8881f3dd63c0 R15: ffff8881d18d8040 [ 49.255700] netlink_rcv_skb+0x2a8/0x3d0 [ 49.263066] FS: 0000000000000000(0000) GS:ffff8881f6900000(0000) knlGS:0000000000000000 [ 49.270690] ? lock_downgrade+0x860/0x860 [ 49.274905] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.274909] CR2: 00007ffd1aafe6e8 CR3: 000000000846d005 CR4: 00000000001606e0 [ 49.282182] ? rtnetlink_put_metrics+0x490/0x490 [ 49.286230] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 49.294277] ? netlink_ack+0xa70/0xa70 [ 49.301634] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 49.301639] Call Trace: [ 49.305902] ? netlink_deliver_tap+0x182/0xb00 [ 49.314153] process_one_work+0x830/0x1670 [ 49.318308] rtnetlink_rcv+0x10/0x20 [ 49.324276] ? pwq_dec_nr_in_flight+0x2c0/0x2c0 [ 49.332040] netlink_unicast+0x443/0x650 [ 49.336963] ? lock_acquire+0x173/0x3d0 [ 49.344741] ? netlink_attachskb+0x6c0/0x6c0 [ 49.348882] ? kasan_check_write+0x14/0x20 [ 49.356256] ? _copy_from_iter_full+0x182/0x720 [ 49.359001] ? do_raw_spin_lock+0xd0/0x240 [ 49.363587] ? __check_object_size+0x1ef/0x310 [ 49.367821] worker_thread+0x85/0xb60 [ 49.371515] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 49.371524] netlink_sendmsg+0x764/0xc60 [ 49.376435] ? __kthread_parkme+0x37/0x1c0 [ 49.380481] ? netlink_unicast+0x650/0x650 [ 49.384718] kthread+0x347/0x410 [ 49.389192] ? apparmor_socket_sendmsg+0x1b/0x20 [ 49.393597] ? process_one_work+0x1670/0x1670 [ 49.398528] ? netlink_unicast+0x650/0x650 [ 49.402760] ? kthread_cancel_delayed_work_sync+0x10/0x10 [ 49.402773] ret_from_fork+0x24/0x30 [ 49.407528] sock_sendmsg+0xb5/0xf0 [ 49.411496] irq event stamp: 1591626 [ 49.417374] ___sys_sendmsg+0x647/0x950 [ 49.421597] hardirqs last enabled at (1591625): [] _raw_spin_unlock_irq+0x27/0x80 [ 49.425926] ? find_held_lock+0x36/0x1d0 [ 49.430325] hardirqs last disabled at (1591626): [] trace_hardirqs_off_thunk+0x1a/0x1c [ 49.430333] softirqs last enabled at (1591604): [] batadv_forw_packet_steal+0x107/0x180 [ 49.433680] ? copy_msghdr_from_user+0x430/0x430 [ 49.438415] softirqs last disabled at (1591602): [] batadv_forw_packet_steal+0x1b/0x180 [ 49.438419] ---[ end trace 243362fa76d4ceef ]--- [ 49.442902] ? __fget+0x278/0x400 [ 49.528210] ? kasan_check_read+0x11/0x20 [ 49.533047] ? __fget+0x295/0x400 [ 49.536572] ? expand_files.part.8+0x700/0x700 [ 49.541162] ? __f_unlock_pos+0xd/0x10 [ 49.545313] ? __fget_light+0x174/0x1e0 [ 49.549382] ? __fdget+0xe/0x10 [ 49.552657] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 49.557694] __sys_sendmsg+0xd9/0x180 [ 49.561492] ? __ia32_sys_shutdown+0x70/0x70 [ 49.565992] ? __sb_end_write+0xa4/0xd0 [ 49.570082] ? kasan_check_write+0x14/0x20 [ 49.574303] ? fput+0x18/0x120 [ 49.577766] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 49.583386] __x64_sys_sendmsg+0x73/0xb0 [ 49.587518] do_syscall_64+0xd0/0x4e0 [ 49.591385] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 49.596644] RIP: 0033:0x463fd9 [ 49.599819] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 49.619836] RSP: 002b:00007f7c2bc1e198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 49.627722] RAX: ffffffffffffffda RBX: 00000000000009cb RCX: 0000000000463fd9 [ 49.635463] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 49.643172] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 49.651683] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bf00 [ 49.661796] R13: 00007f7c2bc1e6bc R14: 0000000000000006 R15: 0000000000000001 [ 49.669707] CPU: 1 PID: 7285 Comm: syz-executor.1 Tainted: G W 4.19.188-syzkaller #0 [ 49.679383] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.689596] Call Trace: [ 49.692278] dump_stack+0x123/0x171 [ 49.696332] should_fail.cold.4+0x5/0xa [ 49.700426] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 49.705617] ? lock_downgrade+0x860/0x860 [ 49.709801] ? ___might_sleep+0x16b/0x270 [ 49.714551] __should_failslab+0xba/0xf0 [ 49.718866] should_failslab+0x9/0x20 [ 49.723297] kmem_cache_alloc_node+0x262/0x720 [ 49.728340] ? netdev_run_todo+0xfe/0x690 [ 49.733025] __alloc_skb+0xa7/0x580 [ 49.736640] ? skb_copy_header+0x2a0/0x2a0 [ 49.741147] netlink_ack+0x217/0xa70 [ 49.745264] ? netlink_sendmsg+0xc60/0xc60 [ 49.749683] ? find_held_lock+0x36/0x1d0 [ 49.754385] netlink_rcv_skb+0x2a8/0x3d0 [ 49.759005] ? lock_downgrade+0x860/0x860 [ 49.763694] ? rtnetlink_put_metrics+0x490/0x490 [ 49.768853] ? netlink_ack+0xa70/0xa70 [ 49.772842] ? netlink_deliver_tap+0x182/0xb00 [ 49.777774] rtnetlink_rcv+0x10/0x20 [ 49.781626] netlink_unicast+0x443/0x650 [ 49.786473] ? netlink_attachskb+0x6c0/0x6c0 [ 49.791713] ? _copy_from_iter_full+0x182/0x720 [ 49.797100] ? __check_object_size+0x1ef/0x310 [ 49.802117] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 49.807945] netlink_sendmsg+0x764/0xc60 [ 49.812197] ? netlink_unicast+0x650/0x650 [ 49.816954] ? apparmor_socket_sendmsg+0x1b/0x20 [ 49.821955] ? netlink_unicast+0x650/0x650 [ 49.826346] sock_sendmsg+0xb5/0xf0 [ 49.830055] ___sys_sendmsg+0x647/0x950 [ 49.834290] ? find_held_lock+0x36/0x1d0 [ 49.838918] ? copy_msghdr_from_user+0x430/0x430 [ 49.844130] ? __fget+0x278/0x400 [ 49.847960] ? kasan_check_read+0x11/0x20 [ 49.852444] ? __fget+0x295/0x400 [ 49.856361] ? expand_files.part.8+0x700/0x700 [ 49.861110] ? __f_unlock_pos+0xd/0x10 [ 49.865087] ? __fget_light+0x174/0x1e0 [ 49.869626] ? __fdget+0xe/0x10 [ 49.873254] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 49.878458] __sys_sendmsg+0xd9/0x180 [ 49.882674] ? __ia32_sys_shutdown+0x70/0x70 [ 49.887165] ? __sb_end_write+0xa4/0xd0 [ 49.891554] ? kasan_check_write+0x14/0x20 [ 49.896984] ? fput+0x18/0x120 [ 49.900607] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 49.906945] __x64_sys_sendmsg+0x73/0xb0 [ 49.911143] do_syscall_64+0xd0/0x4e0 [ 49.915315] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 49.920763] RIP: 0033:0x463fd9 [ 49.924085] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 49.944684] RSP: 002b:00007fbd7f02c198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 49.952753] RAX: ffffffffffffffda RBX: 00000000000009cb RCX: 0000000000463fd9 [ 49.960017] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 49.967997] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 49.975960] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bf00 [ 49.983553] R13: 00007fbd7f02c6bc R14: 0000000000000006 R15: 0000000000000001 [ 50.023049] FAULT_INJECTION: forcing a failure. [ 50.023049] name failslab, interval 1, probability 0, space 0, times 0 [ 50.030049] FAULT_INJECTION: forcing a failure. [ 50.030049] name failslab, interval 1, probability 0, space 0, times 0 [ 50.039127] FAULT_INJECTION: forcing a failure. [ 50.039127] name failslab, interval 1, probability 0, space 0, times 0 [ 50.053824] FAULT_INJECTION: forcing a failure. [ 50.053824] name failslab, interval 1, probability 0, space 0, times 0 [ 50.061152] CPU: 1 PID: 7295 Comm: syz-executor.2 Tainted: G W 4.19.188-syzkaller #0 [ 50.080030] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.089887] Call Trace: [ 50.093260] dump_stack+0x123/0x171 [ 50.096998] should_fail.cold.4+0x5/0xa [ 50.101259] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 50.106558] ? lock_downgrade+0x860/0x860 [ 50.110705] ? ___might_sleep+0x16b/0x270 [ 50.114949] __should_failslab+0xba/0xf0 [ 50.119308] should_failslab+0x9/0x20 [ 50.123290] kmem_cache_alloc_node_trace+0x265/0x730 [ 50.128532] __kmalloc_node_track_caller+0x3c/0x70 [ 50.133653] __kmalloc_reserve.isra.41+0x2c/0xc0 [ 50.138710] __alloc_skb+0xd7/0x580 [ 50.142512] ? skb_copy_header+0x2a0/0x2a0 [ 50.147100] netlink_ack+0x217/0xa70 [ 50.150830] ? netlink_sendmsg+0xc60/0xc60 [ 50.155234] ? find_held_lock+0x36/0x1d0 [ 50.159581] netlink_rcv_skb+0x2a8/0x3d0 [ 50.163841] ? lock_downgrade+0x860/0x860 [ 50.167973] ? rtnetlink_put_metrics+0x490/0x490 [ 50.173017] ? netlink_ack+0xa70/0xa70 [ 50.177073] ? netlink_deliver_tap+0x182/0xb00 [ 50.181831] rtnetlink_rcv+0x10/0x20 [ 50.185540] netlink_unicast+0x443/0x650 [ 50.189864] ? netlink_attachskb+0x6c0/0x6c0 [ 50.194351] ? _copy_from_iter_full+0x182/0x720 [ 50.199106] ? __check_object_size+0x1ef/0x310 [ 50.203848] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 50.209543] netlink_sendmsg+0x764/0xc60 [ 50.213737] ? netlink_unicast+0x650/0x650 [ 50.217969] ? apparmor_socket_sendmsg+0x1b/0x20 [ 50.222807] ? netlink_unicast+0x650/0x650 [ 50.227233] sock_sendmsg+0xb5/0xf0 [ 50.231017] ___sys_sendmsg+0x647/0x950 [ 50.235547] ? find_held_lock+0x36/0x1d0 [ 50.239848] ? copy_msghdr_from_user+0x430/0x430 [ 50.244825] ? __fget+0x278/0x400 [ 50.248352] ? kasan_check_read+0x11/0x20 [ 50.252813] ? __fget+0x295/0x400 [ 50.256764] ? expand_files.part.8+0x700/0x700 [ 50.261591] ? __f_unlock_pos+0xd/0x10 [ 50.265732] ? __fget_light+0x174/0x1e0 [ 50.270053] ? __fdget+0xe/0x10 [ 50.273408] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 50.278557] __sys_sendmsg+0xd9/0x180 [ 50.282606] ? __ia32_sys_shutdown+0x70/0x70 [ 50.287006] ? __sb_end_write+0xa4/0xd0 [ 50.291149] ? kasan_check_write+0x14/0x20 [ 50.295455] ? fput+0x18/0x120 [ 50.298635] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 50.304013] __x64_sys_sendmsg+0x73/0xb0 [ 50.308297] do_syscall_64+0xd0/0x4e0 [ 50.312086] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 50.317731] RIP: 0033:0x463fd9 [ 50.320913] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 50.340438] RSP: 002b:00007fe67ffe1198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 50.348491] RAX: ffffffffffffffda RBX: 00000000000009cb RCX: 0000000000463fd9 [ 50.355927] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 50.363453] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 50.371151] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bf00 [ 50.378940] R13: 00007fe67ffe16bc R14: 0000000000000006 R15: 0000000000000001 [ 50.387219] CPU: 0 PID: 7299 Comm: syz-executor.0 Tainted: G W 4.19.188-syzkaller #0 [ 50.397367] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.407061] Call Trace: [ 50.409654] dump_stack+0x123/0x171 [ 50.413599] should_fail.cold.4+0x5/0xa [ 50.417844] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 50.423822] ? lock_downgrade+0x860/0x860 [ 50.428514] ? ___might_sleep+0x16b/0x270 [ 50.432750] __should_failslab+0xba/0xf0 [ 50.436908] should_failslab+0x9/0x20 [ 50.440882] kmem_cache_alloc_node_trace+0x265/0x730 [ 50.446632] __kmalloc_node_track_caller+0x3c/0x70 [ 50.451669] __kmalloc_reserve.isra.41+0x2c/0xc0 [ 50.456422] __alloc_skb+0xd7/0x580 [ 50.460064] ? skb_copy_header+0x2a0/0x2a0 [ 50.464573] netlink_ack+0x217/0xa70 [ 50.468396] ? netlink_sendmsg+0xc60/0xc60 [ 50.473136] ? find_held_lock+0x36/0x1d0 [ 50.477199] netlink_rcv_skb+0x2a8/0x3d0 [ 50.481426] ? lock_downgrade+0x860/0x860 [ 50.487055] ? rtnetlink_put_metrics+0x490/0x490 [ 50.492209] ? netlink_ack+0xa70/0xa70 [ 50.496365] ? netlink_deliver_tap+0x182/0xb00 [ 50.501037] rtnetlink_rcv+0x10/0x20 [ 50.505111] netlink_unicast+0x443/0x650 [ 50.509768] ? netlink_attachskb+0x6c0/0x6c0 [ 50.515243] ? _copy_from_iter_full+0x182/0x720 [ 50.520888] ? __check_object_size+0x1ef/0x310 [ 50.525619] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 50.531430] netlink_sendmsg+0x764/0xc60 [ 50.536158] ? netlink_unicast+0x650/0x650 [ 50.540750] ? apparmor_socket_sendmsg+0x1b/0x20 [ 50.545956] ? netlink_unicast+0x650/0x650 [ 50.550372] sock_sendmsg+0xb5/0xf0 [ 50.554077] ___sys_sendmsg+0x647/0x950 [ 50.558213] ? find_held_lock+0x36/0x1d0 [ 50.562482] ? copy_msghdr_from_user+0x430/0x430 [ 50.567310] ? __fget+0x278/0x400 [ 50.570777] ? kasan_check_read+0x11/0x20 [ 50.575101] ? __fget+0x295/0x400 [ 50.578895] ? expand_files.part.8+0x700/0x700 [ 50.583639] ? __f_unlock_pos+0xd/0x10 [ 50.587959] ? __fget_light+0x174/0x1e0 [ 50.592222] ? __fdget+0xe/0x10 [ 50.595579] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 50.600876] __sys_sendmsg+0xd9/0x180 [ 50.604926] ? __ia32_sys_shutdown+0x70/0x70 [ 50.609511] ? __sb_end_write+0xa4/0xd0 [ 50.613581] ? kasan_check_write+0x14/0x20 [ 50.618166] ? fput+0x18/0x120 [ 50.621610] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 50.628670] __x64_sys_sendmsg+0x73/0xb0 [ 50.632928] do_syscall_64+0xd0/0x4e0 [ 50.637310] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 50.643022] RIP: 0033:0x463fd9 [ 50.646224] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 50.669746] RSP: 002b:00007efe23153198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 50.678123] RAX: ffffffffffffffda RBX: 00000000000009cb RCX: 0000000000463fd9 [ 50.685499] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 50.693029] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 50.700545] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bf00 [ 50.707919] R13: 00007efe231536bc R14: 0000000000000006 R15: 0000000000000001 [ 50.715496] CPU: 1 PID: 7296 Comm: syz-executor.3 Tainted: G W 4.19.188-syzkaller #0 [ 50.725321] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.735051] Call Trace: [ 50.737728] dump_stack+0x123/0x171 [ 50.741618] should_fail.cold.4+0x5/0xa [ 50.745596] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 50.750974] ? lock_downgrade+0x860/0x860 [ 50.755294] ? ___might_sleep+0x16b/0x270 [ 50.759435] __should_failslab+0xba/0xf0 [ 50.763493] should_failslab+0x9/0x20 [ 50.767295] kmem_cache_alloc_node_trace+0x265/0x730 [ 50.772774] __kmalloc_node_track_caller+0x3c/0x70 [ 50.777798] __kmalloc_reserve.isra.41+0x2c/0xc0 [ 50.783882] __alloc_skb+0xd7/0x580 [ 50.787617] ? skb_copy_header+0x2a0/0x2a0 [ 50.792211] netlink_ack+0x217/0xa70 [ 50.796037] ? netlink_sendmsg+0xc60/0xc60 [ 50.800532] ? find_held_lock+0x36/0x1d0 [ 50.804766] netlink_rcv_skb+0x2a8/0x3d0 [ 50.808906] ? lock_downgrade+0x860/0x860 [ 50.813057] ? rtnetlink_put_metrics+0x490/0x490 [ 50.817816] ? netlink_ack+0xa70/0xa70 [ 50.821792] ? netlink_deliver_tap+0x182/0xb00 [ 50.826374] rtnetlink_rcv+0x10/0x20 [ 50.830073] netlink_unicast+0x443/0x650 [ 50.834197] ? netlink_attachskb+0x6c0/0x6c0 [ 50.838587] ? _copy_from_iter_full+0x182/0x720 [ 50.843522] ? __check_object_size+0x1ef/0x310 [ 50.848286] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 50.854003] netlink_sendmsg+0x764/0xc60 [ 50.858342] ? netlink_unicast+0x650/0x650 [ 50.862591] ? apparmor_socket_sendmsg+0x1b/0x20 [ 50.867357] ? netlink_unicast+0x650/0x650 [ 50.871669] sock_sendmsg+0xb5/0xf0 [ 50.875423] ___sys_sendmsg+0x647/0x950 [ 50.879900] ? find_held_lock+0x36/0x1d0 [ 50.884204] ? copy_msghdr_from_user+0x430/0x430 [ 50.889028] ? __fget+0x278/0x400 [ 50.892485] ? kasan_check_read+0x11/0x20 [ 50.896706] ? __fget+0x295/0x400 [ 50.900578] ? expand_files.part.8+0x700/0x700 [ 50.905323] ? __f_unlock_pos+0xd/0x10 [ 50.909304] ? __fget_light+0x174/0x1e0 [ 50.913575] ? __fdget+0xe/0x10 [ 50.917119] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 50.922053] __sys_sendmsg+0xd9/0x180 [ 50.925885] ? __ia32_sys_shutdown+0x70/0x70 [ 50.930595] ? __sb_end_write+0xa4/0xd0 [ 50.934747] ? kasan_check_write+0x14/0x20 [ 50.939200] ? fput+0x18/0x120 [ 50.942475] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 50.948093] __x64_sys_sendmsg+0x73/0xb0 [ 50.952230] do_syscall_64+0xd0/0x4e0 [ 50.956106] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 50.962248] RIP: 0033:0x463fd9 [ 50.965466] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 50.985809] RSP: 002b:00007f1e8ae3f198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 50.993523] RAX: ffffffffffffffda RBX: 00000000000009cb RCX: 0000000000463fd9 [ 51.000959] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 51.008327] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 51.019693] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bf00 [ 51.027254] R13: 00007f1e8ae3f6bc R14: 0000000000000006 R15: 0000000000000001 [ 51.034984] CPU: 0 PID: 7300 Comm: syz-executor.4 Tainted: G W 4.19.188-syzkaller #0 [ 51.044287] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.054250] Call Trace: [ 51.057028] dump_stack+0x123/0x171 [ 51.061270] should_fail.cold.4+0x5/0xa [ 51.065339] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 51.070455] ? lock_downgrade+0x860/0x860 [ 51.074784] ? ___might_sleep+0x16b/0x270 [ 51.079392] __should_failslab+0xba/0xf0 [ 51.083677] should_failslab+0x9/0x20 [ 51.087843] __kmalloc_track_caller+0x2ce/0x760 [ 51.092615] ? __lock_acquire+0x792/0x4950 [ 51.096944] ? kstrdup_const+0x1f/0x30 [ 51.101056] kstrdup+0x2c/0x60 [ 51.104460] kstrdup_const+0x1f/0x30 [ 51.108887] __kernfs_new_node+0xb0/0x6f0 [ 51.113370] ? mark_held_locks+0x130/0x130 [ 51.117879] ? kernfs_dop_revalidate+0x340/0x340 [ 51.122715] ? widen_string+0x1e0/0x1e0 [ 51.127410] ? rtnl_newlink+0x97f/0x1340 [ 51.131989] ? netlink_rcv_skb+0x13e/0x3d0 [ 51.136712] ? rtnetlink_rcv+0x10/0x20 [ 51.140709] ? netlink_unicast+0x443/0x650 [ 51.145061] ? netlink_sendmsg+0x764/0xc60 [ 51.149304] ? find_held_lock+0x36/0x1d0 [ 51.153563] kernfs_new_node+0x62/0x110 [ 51.157624] kernfs_create_link+0xb4/0x230 [ 51.162022] sysfs_do_create_link_sd.isra.2+0x7d/0xf0 [ 51.167295] sysfs_create_link+0x43/0xb0 [ 51.171353] netdev_adjacent_sysfs_add+0x9c/0xd0 [ 51.176392] ? napi_disable+0x80/0x80 [ 51.180210] __netdev_adjacent_dev_insert+0x46d/0x7b0 [ 51.186244] __netdev_upper_dev_link+0x1e8/0x790 [ 51.191297] ? netdev_upper_dev_unlink+0x5b0/0x5b0 [ 51.196746] ? kasan_check_read+0x11/0x20 [ 51.201367] netdev_master_upper_dev_link+0x17/0x20 [ 51.206482] batadv_hardif_enable_interface+0x1f8/0x9e0 [ 51.212315] batadv_softif_slave_add+0x7f/0xd0 [ 51.217020] do_set_master+0x171/0x200 [ 51.220904] do_setlink+0x941/0x2e10 [ 51.224894] ? validate_linkmsg+0x670/0x670 [ 51.229496] ? mark_held_locks+0x130/0x130 [ 51.233839] ? __lock_acquire+0x792/0x4950 [ 51.238620] ? __lock_acquire+0x792/0x4950 [ 51.243469] rtnl_newlink+0x97f/0x1340 [ 51.247626] ? rtnl_link_unregister+0x280/0x280 [ 51.252385] ? is_bpf_text_address+0x60/0xe0 [ 51.256928] ? lock_downgrade+0x860/0x860 [ 51.261668] ? kasan_check_read+0x11/0x20 [ 51.266149] ? is_bpf_text_address+0x7d/0xe0 [ 51.270584] ? kernel_text_address+0x79/0xf0 [ 51.275345] ? __kernel_text_address+0xd/0x40 [ 51.280976] ? unwind_get_return_address+0x61/0xa0 [ 51.286201] ? __save_stack_trace+0x9c/0x100 [ 51.290989] ? save_stack+0xa9/0xd0 [ 51.295314] ? __lock_acquire+0x792/0x4950 [ 51.300064] ? dev_hard_start_xmit+0x160/0x6f0 [ 51.305260] ? __dev_queue_xmit+0x1cdb/0x2a80 [ 51.310790] ? dev_queue_xmit+0xb/0x10 [ 51.314724] ? netlink_deliver_tap+0x77e/0xb00 [ 51.319389] ? netlink_unicast+0x412/0x650 [ 51.323969] ? netlink_sendmsg+0x764/0xc60 [ 51.328648] ? sock_sendmsg+0xb5/0xf0 [ 51.332949] ? ___sys_sendmsg+0x647/0x950 [ 51.337588] ? __sys_sendmsg+0xd9/0x180 [ 51.341858] ? __x64_sys_sendmsg+0x73/0xb0 [ 51.346599] ? do_syscall_64+0xd0/0x4e0 [ 51.350819] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 51.356935] ? mark_held_locks+0x130/0x130 [ 51.361489] ? debug_check_no_obj_freed+0x1ff/0x480 [ 51.367079] ? lock_downgrade+0x860/0x860 [ 51.371561] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 51.378267] ? quarantine_put+0x11b/0x1c0 [ 51.382693] ? trace_hardirqs_off+0x41/0x180 [ 51.387311] ? __lock_is_held+0xb5/0x140 [ 51.391557] rtnetlink_rcv_msg+0x34f/0x8f0 [ 51.396731] ? rtnetlink_put_metrics+0x490/0x490 [ 51.401884] ? find_held_lock+0x36/0x1d0 [ 51.406046] netlink_rcv_skb+0x13e/0x3d0 [ 51.410713] ? lock_downgrade+0x860/0x860 [ 51.415241] ? rtnetlink_put_metrics+0x490/0x490 [ 51.420289] ? netlink_ack+0xa70/0xa70 [ 51.424388] ? netlink_deliver_tap+0x182/0xb00 [ 51.428988] rtnetlink_rcv+0x10/0x20 [ 51.432779] netlink_unicast+0x443/0x650 [ 51.437015] ? netlink_attachskb+0x6c0/0x6c0 [ 51.441939] ? _copy_from_iter_full+0x182/0x720 [ 51.447484] ? __check_object_size+0x1ef/0x310 [ 51.452324] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 51.458225] netlink_sendmsg+0x764/0xc60 [ 51.462704] ? netlink_unicast+0x650/0x650 [ 51.467327] ? apparmor_socket_sendmsg+0x1b/0x20 [ 51.472191] ? netlink_unicast+0x650/0x650 [ 51.476989] sock_sendmsg+0xb5/0xf0 [ 51.480840] ___sys_sendmsg+0x647/0x950 [ 51.485452] ? find_held_lock+0x36/0x1d0 [ 51.490017] ? copy_msghdr_from_user+0x430/0x430 [ 51.495216] ? __fget+0x278/0x400 [ 51.498897] ? kasan_check_read+0x11/0x20 [ 51.503151] ? __fget+0x295/0x400 [ 51.506718] ? expand_files.part.8+0x700/0x700 [ 51.511510] ? __f_unlock_pos+0xd/0x10 [ 51.515501] ? __fget_light+0x174/0x1e0 [ 51.519678] ? __fdget+0xe/0x10 [ 51.523347] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 51.528538] __sys_sendmsg+0xd9/0x180 [ 51.532441] ? __ia32_sys_shutdown+0x70/0x70 [ 51.537451] ? __sb_end_write+0xa4/0xd0 [ 51.541864] ? kasan_check_write+0x14/0x20 [ 51.547017] ? fput+0x18/0x120 [ 51.550805] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 51.556570] __x64_sys_sendmsg+0x73/0xb0 [ 51.561185] do_syscall_64+0xd0/0x4e0 [ 51.565169] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 51.571046] RIP: 0033:0x463fd9 [ 51.574232] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 51.595371] RSP: 002b:00007f7c2bc1e198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 51.603516] RAX: ffffffffffffffda RBX: 00000000000009cb RCX: 0000000000463fd9 [ 51.610772] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 51.618352] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 51.626054] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bf00 [ 51.633923] R13: 00007f7c2bc1e6bc R14: 0000000000000006 R15: 0000000000000001 [ 51.647978] FAULT_INJECTION: forcing a failure. [ 51.647978] name failslab, interval 1, probability 0, space 0, times 0 [ 51.683901] CPU: 1 PID: 7297 Comm: syz-executor.1 Tainted: G W 4.19.188-syzkaller #0 [ 51.693560] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.703452] Call Trace: [ 51.706039] dump_stack+0x123/0x171 [ 51.710003] should_fail.cold.4+0x5/0xa [ 51.714368] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 51.719758] ? lock_downgrade+0x860/0x860 [ 51.724124] ? ___might_sleep+0x16b/0x270 [ 51.728466] __should_failslab+0xba/0xf0 [ 51.732792] should_failslab+0x9/0x20 [ 51.736720] __kmalloc_track_caller+0x2ce/0x760 [ 51.741641] ? __lock_acquire+0x792/0x4950 [ 51.746011] ? kstrdup_const+0x1f/0x30 [ 51.750117] kstrdup+0x2c/0x60 [ 51.753304] kstrdup_const+0x1f/0x30 [ 51.757125] __kernfs_new_node+0xb0/0x6f0 [ 51.761494] ? mark_held_locks+0x130/0x130 [ 51.766037] ? kernfs_dop_revalidate+0x340/0x340 [ 51.770981] ? widen_string+0x1e0/0x1e0 [ 51.775036] ? rtnl_newlink+0x97f/0x1340 [ 51.779258] ? netlink_rcv_skb+0x13e/0x3d0 [ 51.783485] ? rtnetlink_rcv+0x10/0x20 [ 51.787570] ? netlink_unicast+0x443/0x650 [ 51.792039] ? netlink_sendmsg+0x764/0xc60 [ 51.796280] ? find_held_lock+0x36/0x1d0 [ 51.798007] ------------[ cut here ]------------ [ 51.800874] kernfs_new_node+0x62/0x110 [ 51.800881] kernfs_create_link+0xb4/0x230 [ 51.800888] sysfs_do_create_link_sd.isra.2+0x7d/0xf0 [ 51.800893] sysfs_create_link+0x43/0xb0 [ 51.800902] netdev_adjacent_sysfs_add+0x9c/0xd0 [ 51.800907] ? napi_disable+0x80/0x80 [ 51.800916] __netdev_adjacent_dev_insert+0x46d/0x7b0 [ 51.800924] __netdev_upper_dev_link+0x1e8/0x790 [ 51.800931] ? netdev_upper_dev_unlink+0x5b0/0x5b0 [ 51.800941] ? kasan_check_read+0x11/0x20 [ 51.800952] netdev_master_upper_dev_link+0x17/0x20 [ 51.806317] WARNING: CPU: 0 PID: 31 at net/batman-adv/bat_iv_ogm.c:597 batadv_iv_send_outstanding_bat_ogm_packet.cold.25+0x30/0x37 [ 51.810023] batadv_hardif_enable_interface+0x1f8/0x9e0 [ 51.814456] Modules linked in: [ 51.820012] batadv_softif_slave_add+0x7f/0xd0 [ 51.824094] CPU: 0 PID: 31 Comm: kworker/u4:2 Tainted: G W 4.19.188-syzkaller #0 [ 51.828838] do_set_master+0x171/0x200 [ 51.832785] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.838126] do_setlink+0x941/0x2e10 [ 51.843127] Workqueue: bat_events batadv_iv_send_outstanding_bat_ogm_packet [ 51.848233] ? validate_linkmsg+0x670/0x670 [ 51.852463] RIP: 0010:batadv_iv_send_outstanding_bat_ogm_packet.cold.25+0x30/0x37 [ 51.858489] ? mark_held_locks+0x130/0x130 [ 51.871153] Code: 87 e8 48 6e ea ff 0f 0b e9 a7 5c cd ff 48 c7 c7 80 7c d9 87 e8 35 6e ea ff e9 96 5c cd ff 48 c7 c7 40 79 d9 87 e8 24 6e ea ff <0f> 0b e9 83 5c cd ff 48 c7 c7 40 79 d9 87 e8 11 6e ea ff 0f 0b 4c [ 51.876600] ? __lock_acquire+0x792/0x4950 [ 51.880042] RSP: 0018:ffff8881f51ffce0 EFLAGS: 00010282 [ 51.884835] ? __lock_acquire+0x792/0x4950 [ 51.893987] RAX: 0000000000000024 RBX: ffff8881f4000608 RCX: 0000000000000000 [ 51.897871] rtnl_newlink+0x97f/0x1340 [ 51.907544] RDX: 0000000000000000 RSI: ffffffff8767b560 RDI: ffffffff8a18b9a0 [ 51.907548] RBP: ffff8881f51ffd58 R08: ffffed103ed05079 R09: ffffed103ed05078 [ 51.911364] ? rtnl_link_unregister+0x280/0x280 [ 51.918758] R10: ffffed103ed05078 R11: ffff8881f68283c7 R12: ffff8881e20cc9c0 [ 51.918762] R13: ffff8881f40006a0 R14: ffff8881f40005c0 R15: ffff8881e1bfd200 [ 51.923569] ? mark_held_locks+0x130/0x130 [ 51.931884] FS: 0000000000000000(0000) GS:ffff8881f6800000(0000) knlGS:0000000000000000 [ 51.936198] ? __lock_acquire+0x792/0x4950 [ 51.955523] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.959815] ? mark_held_locks+0x130/0x130 [ 51.965353] CR2: 00007f988a357740 CR3: 000000000846d001 CR4: 00000000001606f0 [ 51.965360] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 51.969757] ? __lock_is_held+0xb5/0x140 [ 51.977094] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 51.980974] ? __lock_acquire+0x792/0x4950 [ 51.988420] Call Trace: [ 51.995764] ? find_held_lock+0x36/0x1d0 [ 52.000535] process_one_work+0x830/0x1670 [ 52.007806] ? mark_held_locks+0xc7/0x130 [ 52.015364] ? pwq_dec_nr_in_flight+0x2c0/0x2c0 [ 52.020024] ? mark_held_locks+0x130/0x130 [ 52.028675] ? lock_acquire+0x173/0x3d0 [ 52.033237] ? trace_hardirqs_on+0x28/0x190 [ 52.039348] ? kasan_check_write+0x14/0x20 [ 52.043750] ? kasan_check_write+0x14/0x20 [ 52.051559] ? do_raw_spin_lock+0xd0/0x240 [ 52.059468] ? finish_task_switch+0x1a4/0x6f0 [ 52.063520] worker_thread+0x85/0xb60 [ 52.070772] ? find_held_lock+0x36/0x1d0 [ 52.075155] ? __kthread_parkme+0x37/0x1c0 [ 52.077838] ? __lock_is_held+0xb5/0x140 [ 52.082735] kthread+0x347/0x410 [ 52.087687] rtnetlink_rcv_msg+0x34f/0x8f0 [ 52.094240] ? process_one_work+0x1670/0x1670 [ 52.099074] ? rtnetlink_put_metrics+0x490/0x490 [ 52.103652] ? kthread_cancel_delayed_work_sync+0x10/0x10 [ 52.107868] ? find_held_lock+0x36/0x1d0 [ 52.112348] ret_from_fork+0x24/0x30 [ 52.117353] netlink_rcv_skb+0x13e/0x3d0 [ 52.121601] irq event stamp: 1782532 [ 52.126019] ? lock_downgrade+0x860/0x860 [ 52.130520] hardirqs last enabled at (1782531): [] _raw_spin_unlock_irq+0x27/0x80 [ 52.135602] ? rtnetlink_put_metrics+0x490/0x490 [ 52.139898] hardirqs last disabled at (1782532): [] trace_hardirqs_off_thunk+0x1a/0x1c [ 52.144339] ? netlink_ack+0xa70/0xa70 [ 52.148572] softirqs last enabled at (1782526): [] __do_softirq+0x62d/0x919 [ 52.152186] ? netlink_deliver_tap+0x182/0xb00 [ 52.156684] softirqs last disabled at (1782505): [] irq_exit+0x17f/0x1c0 [ 52.161522] rtnetlink_rcv+0x10/0x20 [ 52.166361] ---[ end trace 243362fa76d4cef0 ]--- [ 52.172418] netlink_unicast+0x443/0x650 [ 52.257458] ? netlink_attachskb+0x6c0/0x6c0 [ 52.261898] ? _copy_from_iter_full+0x182/0x720 [ 52.267262] ? __check_object_size+0x1ef/0x310 [ 52.272024] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 52.277576] netlink_sendmsg+0x764/0xc60 [ 52.281739] ? netlink_unicast+0x650/0x650 [ 52.285996] ? apparmor_socket_sendmsg+0x1b/0x20 [ 52.290916] ? netlink_unicast+0x650/0x650 [ 52.295159] sock_sendmsg+0xb5/0xf0 [ 52.298779] ___sys_sendmsg+0x647/0x950 [ 52.303149] ? find_held_lock+0x36/0x1d0 [ 52.307232] ? copy_msghdr_from_user+0x430/0x430 [ 52.312089] ? __fget+0x278/0x400 [ 52.315849] ? kasan_check_read+0x11/0x20 [ 52.320411] ? __fget+0x295/0x400 [ 52.323889] ? expand_files.part.8+0x700/0x700 [ 52.328671] ? __f_unlock_pos+0xd/0x10 [ 52.332920] ? __fget_light+0x174/0x1e0 [ 52.337269] ? __fdget+0xe/0x10 [ 52.340547] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 52.345912] __sys_sendmsg+0xd9/0x180 [ 52.350132] ? __ia32_sys_shutdown+0x70/0x70 [ 52.354865] ? __sb_end_write+0xa4/0xd0 [ 52.359089] ? kasan_check_write+0x14/0x20 [ 52.363598] ? fput+0x18/0x120 [ 52.366963] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 52.372670] __x64_sys_sendmsg+0x73/0xb0 [ 52.377068] do_syscall_64+0xd0/0x4e0 [ 52.380877] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 52.386162] RIP: 0033:0x463fd9 [ 52.389348] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 52.409791] RSP: 002b:00007fbd7f02c198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 52.418209] RAX: ffffffffffffffda RBX: 00000000000009cb RCX: 0000000000463fd9 [ 52.426654] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 52.434868] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 52.442219] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bf00 [ 52.449703] R13: 00007fbd7f02c6bc R14: 0000000000000006 R15: 0000000000000001 [ 52.464771] FAULT_INJECTION: forcing a failure. [ 52.464771] name failslab, interval 1, probability 0, space 0, times 0 [ 52.481547] CPU: 1 PID: 7304 Comm: syz-executor.5 Tainted: G W 4.19.188-syzkaller #0 [ 52.490936] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.500729] Call Trace: [ 52.503322] dump_stack+0x123/0x171 [ 52.506948] should_fail.cold.4+0x5/0xa [ 52.511108] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 52.516563] ? lock_downgrade+0x860/0x860 [ 52.521101] ? ___might_sleep+0x16b/0x270 [ 52.525507] __should_failslab+0xba/0xf0 [ 52.529960] should_failslab+0x9/0x20 [ 52.533835] __kmalloc_track_caller+0x2ce/0x760 [ 52.539063] ? __lock_acquire+0x792/0x4950 [ 52.543399] ? kstrdup_const+0x1f/0x30 [ 52.547452] kstrdup+0x2c/0x60 [ 52.550658] kstrdup_const+0x1f/0x30 [ 52.554501] __kernfs_new_node+0xb0/0x6f0 [ 52.558940] ? mark_held_locks+0x130/0x130 [ 52.563919] ? kernfs_dop_revalidate+0x340/0x340 [ 52.568824] ? widen_string+0x1e0/0x1e0 [ 52.572919] ? rtnl_newlink+0x97f/0x1340 [ 52.577080] ? netlink_rcv_skb+0x13e/0x3d0 [ 52.582270] ? rtnetlink_rcv+0x10/0x20 [ 52.586239] ? netlink_unicast+0x443/0x650 [ 52.590722] ? netlink_sendmsg+0x764/0xc60 [ 52.595329] ? find_held_lock+0x36/0x1d0 [ 52.599489] kernfs_new_node+0x62/0x110 [ 52.603498] kernfs_create_link+0xb4/0x230 [ 52.607905] sysfs_do_create_link_sd.isra.2+0x7d/0xf0 [ 52.613181] sysfs_create_link+0x43/0xb0 [ 52.617630] netdev_adjacent_sysfs_add+0x9c/0xd0 [ 52.622557] ? napi_disable+0x80/0x80 [ 52.626342] __netdev_adjacent_dev_insert+0x46d/0x7b0 [ 52.631613] __netdev_upper_dev_link+0x1e8/0x790 [ 52.636759] ? netdev_upper_dev_unlink+0x5b0/0x5b0 [ 52.641936] ? kasan_check_read+0x11/0x20 [ 52.646255] netdev_master_upper_dev_link+0x17/0x20 [ 52.652439] batadv_hardif_enable_interface+0x1f8/0x9e0 [ 52.658228] batadv_softif_slave_add+0x7f/0xd0 [ 52.663640] do_set_master+0x171/0x200 [ 52.667856] do_setlink+0x941/0x2e10 [ 52.671825] ? validate_linkmsg+0x670/0x670 [ 52.676622] ? mark_held_locks+0x130/0x130 [ 52.680996] ? __lock_acquire+0x792/0x4950 [ 52.686387] ? __lock_acquire+0x792/0x4950 [ 52.691298] rtnl_newlink+0x97f/0x1340 [ 52.695428] ? rtnl_link_unregister+0x280/0x280 [ 52.700558] ? mark_held_locks+0x130/0x130 [ 52.705605] ? __lock_acquire+0x792/0x4950 [ 52.710260] ? mark_held_locks+0x130/0x130 [ 52.714686] ? __lock_is_held+0xb5/0x140 [ 52.720688] ? __lock_acquire+0x792/0x4950 [ 52.725459] ? find_held_lock+0x36/0x1d0 [ 52.729692] ? mark_held_locks+0xc7/0x130 [ 52.733929] ? mark_held_locks+0x130/0x130 [ 52.738164] ? trace_hardirqs_on+0x28/0x190 [ 52.742928] ? kasan_check_write+0x14/0x20 [ 52.747477] ? finish_task_switch+0x1a4/0x6f0 [ 52.752059] ? find_held_lock+0x36/0x1d0 [ 52.756312] ? __lock_is_held+0xb5/0x140 [ 52.760377] rtnetlink_rcv_msg+0x34f/0x8f0 [ 52.764622] ? rtnetlink_put_metrics+0x490/0x490 [ 52.769481] ? find_held_lock+0x36/0x1d0 [ 52.773543] netlink_rcv_skb+0x13e/0x3d0 [ 52.777599] ? lock_downgrade+0x860/0x860 [ 52.781805] ? rtnetlink_put_metrics+0x490/0x490 [ 52.786645] ? netlink_ack+0xa70/0xa70 [ 52.790529] ? netlink_deliver_tap+0x182/0xb00 [ 52.795587] rtnetlink_rcv+0x10/0x20 [ 52.799623] netlink_unicast+0x443/0x650 [ 52.804225] ? netlink_attachskb+0x6c0/0x6c0 [ 52.808869] ? _copy_from_iter_full+0x182/0x720 [ 52.813984] ? __check_object_size+0x1ef/0x310 [ 52.818779] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 52.824970] netlink_sendmsg+0x764/0xc60 [ 52.829288] ? netlink_unicast+0x650/0x650 [ 52.833698] ? apparmor_socket_sendmsg+0x1b/0x20 [ 52.838788] ? netlink_unicast+0x650/0x650 [ 52.843265] sock_sendmsg+0xb5/0xf0 [ 52.846965] ___sys_sendmsg+0x647/0x950 [ 52.851297] ? find_held_lock+0x36/0x1d0 [ 52.855351] ? copy_msghdr_from_user+0x430/0x430 [ 52.860708] ? __fget+0x278/0x400 [ 52.864336] ? kasan_check_read+0x11/0x20 [ 52.868580] ? __fget+0x295/0x400 [ 52.872025] ? expand_files.part.8+0x700/0x700 [ 52.876597] ? __f_unlock_pos+0xd/0x10 [ 52.880592] ? __fget_light+0x174/0x1e0 [ 52.884559] ? __fdget+0xe/0x10 [ 52.887911] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 52.892844] __sys_sendmsg+0xd9/0x180 [ 52.896653] ? __ia32_sys_shutdown+0x70/0x70 [ 52.901064] ? __sb_end_write+0xa4/0xd0 [ 52.905150] ? kasan_check_write+0x14/0x20 [ 52.909452] ? fput+0x18/0x120 [ 52.912642] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 52.918348] __x64_sys_sendmsg+0x73/0xb0 [ 52.922660] do_syscall_64+0xd0/0x4e0 [ 52.926682] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 52.932032] RIP: 0033:0x463fd9 [ 52.935299] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 52.954564] RSP: 002b:00007f20bfcbb198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 52.962707] RAX: ffffffffffffffda RBX: 00000000000009cb RCX: 0000000000463fd9 [ 52.970054] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 52.977330] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 2021/04/25 06:09:57 executed programs: 28 [ 52.984763] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bfa8 [ 52.992266] R13: 00007f20bfcbb6bc R14: 0000000000000005 R15: 0000000000000001 [ 53.009004] FAULT_INJECTION: forcing a failure. [ 53.009004] name failslab, interval 1, probability 0, space 0, times 0 [ 53.026046] CPU: 1 PID: 7306 Comm: syz-executor.2 Tainted: G W 4.19.188-syzkaller #0 [ 53.035555] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.045122] Call Trace: [ 53.047735] dump_stack+0x123/0x171 [ 53.051491] should_fail.cold.4+0x5/0xa [ 53.055643] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 53.060751] ? lock_downgrade+0x860/0x860 [ 53.064946] ? ___might_sleep+0x16b/0x270 [ 53.069227] __should_failslab+0xba/0xf0 [ 53.073551] should_failslab+0x9/0x20 [ 53.077697] __kmalloc_track_caller+0x2ce/0x760 [ 53.082490] ? __lock_acquire+0x792/0x4950 [ 53.087100] ? kstrdup_const+0x1f/0x30 [ 53.091256] kstrdup+0x2c/0x60 [ 53.094643] kstrdup_const+0x1f/0x30 [ 53.098755] __kernfs_new_node+0xb0/0x6f0 [ 53.103130] ? mark_held_locks+0x130/0x130 [ 53.107844] ? kernfs_dop_revalidate+0x340/0x340 [ 53.112703] ? widen_string+0x1e0/0x1e0 [ 53.116788] ? rtnl_newlink+0x97f/0x1340 [ 53.121403] ? netlink_rcv_skb+0x13e/0x3d0 [ 53.126398] ? rtnetlink_rcv+0x10/0x20 [ 53.130398] ? netlink_unicast+0x443/0x650 [ 53.135013] ? netlink_sendmsg+0x764/0xc60 [ 53.139461] ? find_held_lock+0x36/0x1d0 [ 53.144329] kernfs_new_node+0x62/0x110 [ 53.148600] kernfs_create_link+0xb4/0x230 [ 53.153098] sysfs_do_create_link_sd.isra.2+0x7d/0xf0 [ 53.158379] sysfs_create_link+0x43/0xb0 [ 53.162540] netdev_adjacent_sysfs_add+0x9c/0xd0 [ 53.167541] ? napi_disable+0x80/0x80 [ 53.171342] __netdev_adjacent_dev_insert+0x46d/0x7b0 [ 53.176610] __netdev_upper_dev_link+0x1e8/0x790 [ 53.181750] ? netdev_upper_dev_unlink+0x5b0/0x5b0 [ 53.186765] ? kasan_check_read+0x11/0x20 [ 53.191111] netdev_master_upper_dev_link+0x17/0x20 [ 53.196296] batadv_hardif_enable_interface+0x1f8/0x9e0 [ 53.201755] batadv_softif_slave_add+0x7f/0xd0 [ 53.206333] do_set_master+0x171/0x200 [ 53.210399] do_setlink+0x941/0x2e10 [ 53.214731] ? validate_linkmsg+0x670/0x670 [ 53.219126] ? mark_held_locks+0x130/0x130 [ 53.223517] ? __lock_acquire+0x792/0x4950 [ 53.227824] ? __lock_acquire+0x792/0x4950 [ 53.232153] rtnl_newlink+0x97f/0x1340 [ 53.236210] ------------[ cut here ]------------ [ 53.236453] ? rtnl_link_unregister+0x280/0x280 [ 53.242049] WARNING: CPU: 0 PID: 31 at net/batman-adv/bat_iv_ogm.c:597 batadv_iv_send_outstanding_bat_ogm_packet.cold.25+0x30/0x37 [ 53.246396] ? mark_held_locks+0x130/0x130 [ 53.258774] Modules linked in: [ 53.263083] ? __lock_acquire+0x792/0x4950 [ 53.266429] CPU: 0 PID: 31 Comm: kworker/u4:2 Tainted: G W 4.19.188-syzkaller #0 [ 53.270656] ? mark_held_locks+0xc7/0x130 [ 53.279762] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.283990] ? mark_held_locks+0x130/0x130 [ 53.293583] Workqueue: bat_events batadv_iv_send_outstanding_bat_ogm_packet [ 53.297795] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 53.304884] RIP: 0010:batadv_iv_send_outstanding_bat_ogm_packet.cold.25+0x30/0x37 [ 53.309708] ? lockdep_hardirqs_on+0x421/0x5c0 [ 53.317305] Code: 87 e8 48 6e ea ff 0f 0b e9 a7 5c cd ff 48 c7 c7 80 7c d9 87 e8 35 6e ea ff e9 96 5c cd ff 48 c7 c7 40 79 d9 87 e8 24 6e ea ff <0f> 0b e9 83 5c cd ff 48 c7 c7 40 79 d9 87 e8 11 6e ea ff 0f 0b 4c [ 53.321863] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 53.341303] RSP: 0018:ffff8881f51ffce0 EFLAGS: 00010282 [ 53.346096] ? __lock_acquire+0x792/0x4950 [ 53.351702] RAX: 0000000000000024 RBX: ffff8881f4014b88 RCX: 0000000000000000 [ 53.356092] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 53.363596] RDX: 0000000000000000 RSI: ffffffff8767b560 RDI: ffffffff8a18b9a0 [ 53.363600] RBP: ffff8881f51ffd58 R08: ffffed103ed05079 R09: ffffed103ed05078 [ 53.368973] ? scheduler_ipi+0x102/0x5b0 [ 53.376592] R10: ffffed103ed05078 R11: ffff8881f68283c7 R12: ffff8881e2e44440 [ 53.383937] ? mark_held_locks+0x130/0x130 [ 53.388239] R13: ffff8881f4014c20 R14: ffff8881f4014b40 R15: ffff8881e6abbb00 [ 53.395604] ? _raw_spin_unlock_irq+0x56/0x80 [ 53.400459] FS: 0000000000000000(0000) GS:ffff8881f6800000(0000) knlGS:0000000000000000 [ 53.407884] ? _raw_spin_unlock_irq+0x60/0x80 [ 53.412442] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.420869] ? finish_task_switch+0x14a/0x6f0 [ 53.425433] CR2: 00007f20bfcdbf88 CR3: 000000000846d002 CR4: 00000000001606f0 [ 53.431298] ? finish_task_switch+0x11c/0x6f0 [ 53.436562] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 53.444209] ? find_held_lock+0x36/0x1d0 [ 53.448803] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 53.456281] ? __lock_is_held+0xb5/0x140 [ 53.460386] Call Trace: [ 53.467824] rtnetlink_rcv_msg+0x34f/0x8f0 [ 53.471861] process_one_work+0x830/0x1670 [ 53.474504] ? rtnetlink_put_metrics+0x490/0x490 [ 53.478980] ? pwq_dec_nr_in_flight+0x2c0/0x2c0 [ 53.483538] ? find_held_lock+0x36/0x1d0 [ 53.488299] ? lock_acquire+0x173/0x3d0 [ 53.493134] netlink_rcv_skb+0x13e/0x3d0 [ 53.497349] ? kasan_check_write+0x14/0x20 [ 53.501482] ? lock_downgrade+0x860/0x860 [ 53.505544] ? do_raw_spin_lock+0xd0/0x240 [ 53.510104] ? rtnetlink_put_metrics+0x490/0x490 [ 53.514521] worker_thread+0x85/0xb60 [ 53.518749] ? netlink_ack+0xa70/0xa70 [ 53.523573] ? __kthread_parkme+0x37/0x1c0 [ 53.527362] ? netlink_deliver_tap+0x182/0xb00 [ 53.531331] kthread+0x347/0x410 [ 53.535541] rtnetlink_rcv+0x10/0x20 [ 53.540105] ? process_one_work+0x1670/0x1670 [ 53.543551] netlink_unicast+0x443/0x650 [ 53.547243] ? kthread_cancel_delayed_work_sync+0x10/0x10 [ 53.551819] ? netlink_attachskb+0x6c0/0x6c0 [ 53.556074] ret_from_fork+0x24/0x30 [ 53.561686] ? _copy_from_iter_full+0x182/0x720 [ 53.566186] irq event stamp: 2062308 [ 53.569962] ? __check_object_size+0x1ef/0x310 [ 53.574971] hardirqs last enabled at (2062307): [] _raw_spin_unlock_irq+0x27/0x80 [ 53.574979] hardirqs last disabled at (2062308): [] trace_hardirqs_off_thunk+0x1a/0x1c [ 53.578840] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 53.583505] softirqs last enabled at (2062304): [] __do_softirq+0x62d/0x919 [ 53.592954] netlink_sendmsg+0x764/0xc60 [ 53.602723] softirqs last disabled at (2062285): [] irq_exit+0x17f/0x1c0 [ 53.608717] ? netlink_unicast+0x650/0x650 [ 53.617523] ---[ end trace 243362fa76d4cef1 ]--- [ 53.621571] ? apparmor_socket_sendmsg+0x1b/0x20 [ 53.644447] ? netlink_unicast+0x650/0x650 [ 53.649776] sock_sendmsg+0xb5/0xf0 [ 53.653703] ___sys_sendmsg+0x647/0x950 [ 53.657800] ? find_held_lock+0x36/0x1d0 [ 53.661959] ? copy_msghdr_from_user+0x430/0x430 [ 53.666720] ? __fget+0x278/0x400 [ 53.670535] ? kasan_check_read+0x11/0x20 [ 53.674948] ? __fget+0x295/0x400 [ 53.678953] ? expand_files.part.8+0x700/0x700 [ 53.683799] ? __f_unlock_pos+0xd/0x10 [ 53.687775] ? __fget_light+0x174/0x1e0 [ 53.692328] ? __fdget+0xe/0x10 [ 53.695862] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 53.701154] __sys_sendmsg+0xd9/0x180 [ 53.704983] ? __ia32_sys_shutdown+0x70/0x70 [ 53.709764] ? __sb_end_write+0xa4/0xd0 [ 53.713838] ? kasan_check_write+0x14/0x20 [ 53.720899] ? fput+0x18/0x120 [ 53.724113] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.730321] __x64_sys_sendmsg+0x73/0xb0 [ 53.734504] do_syscall_64+0xd0/0x4e0 [ 53.738492] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.744025] RIP: 0033:0x463fd9 [ 53.747497] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 53.767873] RSP: 002b:00007fe67ffe1198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 53.776325] RAX: ffffffffffffffda RBX: 00000000000009cb RCX: 0000000000463fd9 [ 53.783830] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 53.791753] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 53.799611] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bf00 [ 53.807638] R13: 00007fe67ffe16bc R14: 0000000000000006 R15: 0000000000000001 [ 53.824242] FAULT_INJECTION: forcing a failure. [ 53.824242] name failslab, interval 1, probability 0, space 0, times 0 [ 53.840326] FAULT_INJECTION: forcing a failure. [ 53.840326] name failslab, interval 1, probability 0, space 0, times 0 [ 53.840389] FAULT_INJECTION: forcing a failure. [ 53.840389] name failslab, interval 1, probability 0, space 0, times 0 [ 53.855256] CPU: 1 PID: 7311 Comm: syz-executor.3 Tainted: G W 4.19.188-syzkaller #0 [ 53.869398] FAULT_INJECTION: forcing a failure. [ 53.869398] name failslab, interval 1, probability 0, space 0, times 0 [ 53.874958] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.874961] Call Trace: [ 53.874974] dump_stack+0x123/0x171 [ 53.874984] should_fail.cold.4+0x5/0xa [ 53.874993] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 53.874998] ? lock_downgrade+0x860/0x860 [ 53.875004] ? ___might_sleep+0x16b/0x270 [ 53.875018] __should_failslab+0xba/0xf0 [ 53.887185] FAULT_INJECTION: forcing a failure. [ 53.887185] name failslab, interval 1, probability 0, space 0, times 0 [ 53.896823] should_failslab+0x9/0x20 [ 53.896829] kmem_cache_alloc_node_trace+0x265/0x730 [ 53.896840] __kmalloc_node_track_caller+0x3c/0x70 [ 53.896847] __kmalloc_reserve.isra.41+0x2c/0xc0 [ 53.896854] __alloc_skb+0xd7/0x580 [ 53.896860] ? skb_copy_header+0x2a0/0x2a0 [ 53.896871] netlink_ack+0x217/0xa70 [ 53.896878] ? netlink_sendmsg+0xc60/0xc60 [ 53.915221] ------------[ cut here ]------------ [ 53.919322] ? find_held_lock+0x36/0x1d0 [ 53.919338] netlink_rcv_skb+0x2a8/0x3d0 [ 53.919343] ? lock_downgrade+0x860/0x860 [ 53.919349] ? rtnetlink_put_metrics+0x490/0x490 [ 53.919355] ? netlink_ack+0xa70/0xa70 [ 53.944322] WARNING: CPU: 0 PID: 31 at net/batman-adv/bat_iv_ogm.c:597 batadv_iv_send_outstanding_bat_ogm_packet.cold.25+0x30/0x37 [ 53.949116] ? netlink_deliver_tap+0x182/0xb00 [ 53.954309] Modules linked in: [ 53.959150] rtnetlink_rcv+0x10/0x20 [ 53.962846] CPU: 0 PID: 31 Comm: kworker/u4:2 Tainted: G W 4.19.188-syzkaller #0 [ 53.967583] netlink_unicast+0x443/0x650 [ 53.971794] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.971803] Workqueue: bat_events batadv_iv_send_outstanding_bat_ogm_packet [ 53.976205] ? netlink_attachskb+0x6c0/0x6c0 [ 53.981212] RIP: 0010:batadv_iv_send_outstanding_bat_ogm_packet.cold.25+0x30/0x37 [ 53.985514] ? _copy_from_iter_full+0x182/0x720 [ 53.989554] Code: 87 e8 48 6e ea ff 0f 0b e9 a7 5c cd ff 48 c7 c7 80 7c d9 87 e8 35 6e ea ff e9 96 5c cd ff 48 c7 c7 40 79 d9 87 e8 24 6e ea ff <0f> 0b e9 83 5c cd ff 48 c7 c7 40 79 d9 87 e8 11 6e ea ff 0f 0b 4c [ 53.993976] ? __check_object_size+0x1ef/0x310 [ 53.999690] RSP: 0018:ffff8881f51ffce0 EFLAGS: 00010282 [ 54.003596] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 54.015536] RAX: 0000000000000024 RBX: ffff8881dfa07a88 RCX: 0000000000000000 [ 54.015540] RDX: 0000000000000000 RSI: ffffffff8767b560 RDI: ffffffff8a18b9a0 [ 54.020377] netlink_sendmsg+0x764/0xc60 [ 54.023752] RBP: ffff8881f51ffd58 R08: ffffed103ed05079 R09: ffffed103ed05078 [ 54.027544] ? netlink_unicast+0x650/0x650 [ 54.037353] R10: ffffed103ed05078 R11: ffff8881f68283c7 R12: ffff8881ed7c4c40 [ 54.037357] R13: ffff8881dfa07b20 R14: ffff8881dfa07a40 R15: ffff8881e0b91240 [ 54.041601] ? apparmor_socket_sendmsg+0x1b/0x20 [ 54.051836] FS: 0000000000000000(0000) GS:ffff8881f6800000(0000) knlGS:0000000000000000 [ 54.060118] ? netlink_unicast+0x650/0x650 [ 54.064856] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.072736] sock_sendmsg+0xb5/0xf0 [ 54.077864] CR2: 00007fa065023000 CR3: 000000000846d002 CR4: 00000000001606f0 [ 54.097737] ___sys_sendmsg+0x647/0x950 [ 54.102387] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 54.108377] ? find_held_lock+0x36/0x1d0 [ 54.113974] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 54.121514] ? copy_msghdr_from_user+0x430/0x430 [ 54.121522] ? __fget+0x278/0x400 [ 54.121533] ? kasan_check_read+0x11/0x20 [ 54.121539] ? __fget+0x295/0x400 [ 54.121547] ? expand_files.part.8+0x700/0x700 [ 54.121553] ? __f_unlock_pos+0xd/0x10 [ 54.121561] ? __fget_light+0x174/0x1e0 [ 54.129354] Call Trace: [ 54.133532] ? __fdget+0xe/0x10 [ 54.141055] process_one_work+0x830/0x1670 [ 54.145347] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 54.152688] ? pwq_dec_nr_in_flight+0x2c0/0x2c0 [ 54.160521] __sys_sendmsg+0xd9/0x180 [ 54.165354] ? lock_acquire+0x173/0x3d0 [ 54.173833] ? __ia32_sys_shutdown+0x70/0x70 [ 54.178243] ? kasan_check_write+0x14/0x20 [ 54.184226] ? __sb_end_write+0xa4/0xd0 [ 54.187955] ? do_raw_spin_lock+0xd0/0x240 [ 54.195403] ? kasan_check_write+0x14/0x20 [ 54.200058] worker_thread+0x85/0xb60 [ 54.208447] ? fput+0x18/0x120 [ 54.212807] ? __kthread_parkme+0x37/0x1c0 [ 54.220339] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.225167] kthread+0x347/0x410 [ 54.228961] __x64_sys_sendmsg+0x73/0xb0 [ 54.233528] ? process_one_work+0x1670/0x1670 [ 54.236961] do_syscall_64+0xd0/0x4e0 [ 54.241522] ? kthread_cancel_delayed_work_sync+0x10/0x10 [ 54.245395] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.249789] ret_from_fork+0x24/0x30 [ 54.252564] RIP: 0033:0x463fd9 [ 54.256067] irq event stamp: 2131020 [ 54.260275] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 54.265183] hardirqs last enabled at (2131019): [] _raw_spin_unlock_irq+0x27/0x80 [ 54.269835] RSP: 002b:00007f1e8ae3f198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 54.273875] hardirqs last disabled at (2131020): [] trace_hardirqs_off_thunk+0x1a/0x1c [ 54.277829] RAX: ffffffffffffffda RBX: 00000000000009cb RCX: 0000000000463fd9 [ 54.282302] softirqs last enabled at (2131016): [] __do_softirq+0x62d/0x919 [ 54.286683] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 54.286687] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 54.290638] softirqs last disabled at (2130997): [] irq_exit+0x17f/0x1c0 [ 54.290642] ---[ end trace 243362fa76d4cef2 ]--- [ 54.294961] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bf00 [ 54.294965] R13: 00007f1e8ae3f6bc R14: 0000000000000006 R15: 0000000000000001 [ 54.461484] CPU: 0 PID: 7327 Comm: syz-executor.5 Tainted: G W 4.19.188-syzkaller #0 [ 54.471932] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.482163] Call Trace: [ 54.484759] dump_stack+0x123/0x171 [ 54.487000] ------------[ cut here ]------------ [ 54.488503] should_fail.cold.4+0x5/0xa [ 54.488513] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 54.488519] ? lock_downgrade+0x860/0x860 [ 54.488526] ? ___might_sleep+0x16b/0x270 [ 54.488536] __should_failslab+0xba/0xf0 [ 54.493876] WARNING: CPU: 1 PID: 31 at net/batman-adv/bat_iv_ogm.c:597 batadv_iv_send_outstanding_bat_ogm_packet.cold.25+0x30/0x37 [ 54.497645] should_failslab+0x9/0x20 [ 54.502904] Modules linked in: [ 54.507228] kmem_cache_alloc_node_trace+0x265/0x730 [ 54.511437] CPU: 1 PID: 31 Comm: kworker/u4:2 Tainted: G W 4.19.188-syzkaller #0 [ 54.516017] __kmalloc_node_track_caller+0x3c/0x70 [ 54.528493] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.532363] __kmalloc_reserve.isra.41+0x2c/0xc0 [ 54.535625] Workqueue: bat_events batadv_iv_send_outstanding_bat_ogm_packet [ 54.541015] __alloc_skb+0xd7/0x580 [ 54.549944] RIP: 0010:batadv_iv_send_outstanding_bat_ogm_packet.cold.25+0x30/0x37 [ 54.559279] ? skb_copy_header+0x2a0/0x2a0 [ 54.568614] Code: 87 e8 48 6e ea ff 0f 0b e9 a7 5c cd ff 48 c7 c7 80 7c d9 87 e8 35 6e ea ff e9 96 5c cd ff 48 c7 c7 40 79 d9 87 e8 24 6e ea ff <0f> 0b e9 83 5c cd ff 48 c7 c7 40 79 d9 87 e8 11 6e ea ff 0f 0b 4c [ 54.573621] netlink_ack+0x217/0xa70 [ 54.580756] RSP: 0018:ffff8881f51ffce0 EFLAGS: 00010282 [ 54.584450] ? netlink_sendmsg+0xc60/0xc60 [ 54.592300] RAX: 0000000000000024 RBX: ffff8881ecb55cc8 RCX: 0000000000000000 [ 54.592304] RDX: 0000000000000000 RSI: ffffffff8767b560 RDI: ffffffff8a18b9a0 [ 54.596620] ? find_held_lock+0x36/0x1d0 [ 54.615740] RBP: ffff8881f51ffd58 R08: ffffed103ed25079 R09: ffffed103ed25078 [ 54.619462] netlink_rcv_skb+0x2a8/0x3d0 [ 54.624965] R10: ffffed103ed25078 R11: ffff8881f69283c7 R12: ffff8881e5d359c0 [ 54.629355] ? lock_downgrade+0x860/0x860 [ 54.637388] R13: ffff8881ecb55d60 R14: ffff8881ecb55c80 R15: ffff8881d0de1b40 [ 54.645665] ? rtnetlink_put_metrics+0x490/0x490 [ 54.651233] FS: 0000000000000000(0000) GS:ffff8881f6900000(0000) knlGS:0000000000000000 [ 54.659120] ? netlink_ack+0xa70/0xa70 [ 54.663414] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.671373] ? netlink_deliver_tap+0x182/0xb00 [ 54.675541] CR2: 00005622586f30e0 CR3: 000000000846d004 CR4: 00000000001606e0 [ 54.675548] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 54.683175] rtnetlink_rcv+0x10/0x20 [ 54.688451] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 54.696958] netlink_unicast+0x443/0x650 [ 54.700822] Call Trace: [ 54.707147] ? netlink_attachskb+0x6c0/0x6c0 [ 54.711890] process_one_work+0x830/0x1670 [ 54.719848] ? _copy_from_iter_full+0x182/0x720 [ 54.727283] ? pwq_dec_nr_in_flight+0x2c0/0x2c0 [ 54.731358] ? __check_object_size+0x1ef/0x310 [ 54.739067] ? lock_acquire+0x173/0x3d0 [ 54.743408] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 54.746068] ? kasan_check_write+0x14/0x20 [ 54.750469] netlink_sendmsg+0x764/0xc60 [ 54.754687] ? do_raw_spin_lock+0xd0/0x240 [ 54.759895] ? netlink_unicast+0x650/0x650 [ 54.764541] worker_thread+0x85/0xb60 [ 54.769111] ? apparmor_socket_sendmsg+0x1b/0x20 [ 54.773076] ? __kthread_parkme+0x37/0x1c0 [ 54.778777] ? netlink_unicast+0x650/0x650 [ 54.783108] kthread+0x347/0x410 [ 54.787171] sock_sendmsg+0xb5/0xf0 [ 54.791475] ? process_one_work+0x1670/0x1670 [ 54.795969] ___sys_sendmsg+0x647/0x950 [ 54.800037] ? kthread_cancel_delayed_work_sync+0x10/0x10 [ 54.804964] ? find_held_lock+0x36/0x1d0 [ 54.809176] ret_from_fork+0x24/0x30 [ 54.813385] ? copy_msghdr_from_user+0x430/0x430 [ 54.817029] irq event stamp: 2150590 [ 54.820629] ? __fget+0x278/0x400 [ 54.825281] hardirqs last enabled at (2150589): [] _raw_spin_unlock_irq+0x27/0x80 [ 54.825288] hardirqs last disabled at (2150590): [] trace_hardirqs_off_thunk+0x1a/0x1c [ 54.829345] ? kasan_check_read+0x11/0x20 [ 54.834944] softirqs last enabled at (2150566): [] batadv_forw_packet_steal+0x107/0x180 [ 54.834949] softirqs last disabled at (2150564): [] batadv_forw_packet_steal+0x1b/0x180 [ 54.838989] ? __fget+0x295/0x400 [ 54.842696] ---[ end trace 243362fa76d4cef3 ]--- [ 54.847618] ? expand_files.part.8+0x700/0x700 [ 54.853052] FAULT_INJECTION: forcing a failure. [ 54.853052] name failslab, interval 1, probability 0, space 0, times 0 [ 54.855108] ? __f_unlock_pos+0xd/0x10 [ 54.855117] ? __fget_light+0x174/0x1e0 [ 54.855123] ? __fdget+0xe/0x10 [ 54.855130] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 54.855140] __sys_sendmsg+0xd9/0x180 [ 54.855145] ? __ia32_sys_shutdown+0x70/0x70 [ 54.855154] ? __sb_end_write+0xa4/0xd0 [ 54.952733] ? kasan_check_write+0x14/0x20 [ 54.957140] ? fput+0x18/0x120 [ 54.960427] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.965902] __x64_sys_sendmsg+0x73/0xb0 [ 54.970032] do_syscall_64+0xd0/0x4e0 [ 54.974095] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.979547] RIP: 0033:0x463fd9 [ 54.982735] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 55.002198] RSP: 002b:00007f20bfcdc198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 55.010343] RAX: ffffffffffffffda RBX: 00000000000009cb RCX: 0000000000463fd9 [ 55.017771] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 55.025210] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 55.032573] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bf00 [ 55.039998] R13: 00007f20bfcdc6bc R14: 0000000000000006 R15: 0000000000000001 [ 55.047775] CPU: 1 PID: 7330 Comm: syz-executor.2 Tainted: G W 4.19.188-syzkaller #0 [ 55.057237] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.066763] Call Trace: [ 55.069602] dump_stack+0x123/0x171 [ 55.073230] should_fail.cold.4+0x5/0xa [ 55.077461] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 55.082732] ? lock_downgrade+0x860/0x860 [ 55.087045] ? ___might_sleep+0x16b/0x270 [ 55.091465] __should_failslab+0xba/0xf0 [ 55.095521] should_failslab+0x9/0x20 [ 55.099683] kmem_cache_alloc_node_trace+0x265/0x730 [ 55.105158] __kmalloc_node_track_caller+0x3c/0x70 [ 55.110342] __kmalloc_reserve.isra.41+0x2c/0xc0 [ 55.115191] __alloc_skb+0xd7/0x580 [ 55.118828] ? skb_copy_header+0x2a0/0x2a0 [ 55.123162] netlink_ack+0x217/0xa70 [ 55.127136] ? netlink_sendmsg+0xc60/0xc60 [ 55.131449] ? find_held_lock+0x36/0x1d0 [ 55.135596] netlink_rcv_skb+0x2a8/0x3d0 [ 55.139655] ? lock_downgrade+0x860/0x860 [ 55.143969] ? rtnetlink_put_metrics+0x490/0x490 [ 55.148725] ? netlink_ack+0xa70/0xa70 [ 55.152696] ? netlink_deliver_tap+0x182/0xb00 [ 55.157382] rtnetlink_rcv+0x10/0x20 [ 55.161175] netlink_unicast+0x443/0x650 [ 55.165318] ? netlink_attachskb+0x6c0/0x6c0 [ 55.170069] ? _copy_from_iter_full+0x182/0x720 [ 55.175287] ? __check_object_size+0x1ef/0x310 [ 55.180038] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 55.185751] netlink_sendmsg+0x764/0xc60 [ 55.189809] ? netlink_unicast+0x650/0x650 [ 55.194119] ? apparmor_socket_sendmsg+0x1b/0x20 [ 55.199039] ? netlink_unicast+0x650/0x650 [ 55.203617] sock_sendmsg+0xb5/0xf0 [ 55.207314] ___sys_sendmsg+0x647/0x950 [ 55.211498] ? find_held_lock+0x36/0x1d0 [ 55.215752] ? copy_msghdr_from_user+0x430/0x430 [ 55.221041] ? __fget+0x278/0x400 [ 55.224570] ? kasan_check_read+0x11/0x20 [ 55.228880] ? __fget+0x295/0x400 [ 55.232420] ? expand_files.part.8+0x700/0x700 [ 55.237099] ? __f_unlock_pos+0xd/0x10 [ 55.240981] ? __fget_light+0x174/0x1e0 [ 55.245108] ? __fdget+0xe/0x10 [ 55.248464] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 55.253293] __sys_sendmsg+0xd9/0x180 [ 55.257644] ? __ia32_sys_shutdown+0x70/0x70 [ 55.262074] ? __sb_end_write+0xa4/0xd0 [ 55.266327] ? kasan_check_write+0x14/0x20 [ 55.270652] ? fput+0x18/0x120 [ 55.273841] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.279786] __x64_sys_sendmsg+0x73/0xb0 [ 55.284192] do_syscall_64+0xd0/0x4e0 [ 55.288160] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.293351] RIP: 0033:0x463fd9 [ 55.296900] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 55.317243] RSP: 002b:00007fe67ffe1198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 55.325326] RAX: ffffffffffffffda RBX: 00000000000009cb RCX: 0000000000463fd9 [ 55.332691] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 55.340716] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 55.348491] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bf00 [ 55.356637] R13: 00007fe67ffe16bc R14: 0000000000000005 R15: 0000000000000001 [ 55.364276] CPU: 0 PID: 7318 Comm: syz-executor.4 Tainted: G W 4.19.188-syzkaller #0 [ 55.373816] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.379343] FAULT_INJECTION: forcing a failure. [ 55.379343] name failslab, interval 1, probability 0, space 0, times 0 [ 55.383809] Call Trace: [ 55.383827] dump_stack+0x123/0x171 [ 55.383837] should_fail.cold.4+0x5/0xa [ 55.383846] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 55.383851] ? lock_downgrade+0x860/0x860 [ 55.383859] ? ___might_sleep+0x16b/0x270 [ 55.383869] __should_failslab+0xba/0xf0 [ 55.383875] should_failslab+0x9/0x20 [ 55.383880] kmem_cache_alloc_node_trace+0x265/0x730 [ 55.383895] __kmalloc_node_track_caller+0x3c/0x70 [ 55.437792] __kmalloc_reserve.isra.41+0x2c/0xc0 [ 55.442687] __alloc_skb+0xd7/0x580 [ 55.446299] ? skb_copy_header+0x2a0/0x2a0 [ 55.450753] netlink_ack+0x217/0xa70 [ 55.454541] ? netlink_sendmsg+0xc60/0xc60 [ 55.458755] ? find_held_lock+0x36/0x1d0 [ 55.462981] netlink_rcv_skb+0x2a8/0x3d0 [ 55.467022] ? lock_downgrade+0x860/0x860 [ 55.471249] ? rtnetlink_put_metrics+0x490/0x490 [ 55.475985] ? netlink_ack+0xa70/0xa70 [ 55.480021] ? netlink_deliver_tap+0x182/0xb00 [ 55.484814] rtnetlink_rcv+0x10/0x20 [ 55.489082] netlink_unicast+0x443/0x650 [ 55.493216] ? netlink_attachskb+0x6c0/0x6c0 [ 55.497607] ? _copy_from_iter_full+0x182/0x720 [ 55.502348] ? __check_object_size+0x1ef/0x310 [ 55.507208] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 55.512961] netlink_sendmsg+0x764/0xc60 [ 55.517277] ? netlink_unicast+0x650/0x650 [ 55.521594] ? apparmor_socket_sendmsg+0x1b/0x20 [ 55.526505] ? netlink_unicast+0x650/0x650 [ 55.530895] sock_sendmsg+0xb5/0xf0 [ 55.534692] ___sys_sendmsg+0x647/0x950 [ 55.538742] ? find_held_lock+0x36/0x1d0 [ 55.543257] ? copy_msghdr_from_user+0x430/0x430 [ 55.548445] ? __fget+0x278/0x400 [ 55.551993] ? kasan_check_read+0x11/0x20 [ 55.556689] ? __fget+0x295/0x400 [ 55.560337] ? expand_files.part.8+0x700/0x700 [ 55.565160] ? __f_unlock_pos+0xd/0x10 [ 55.569563] ? __fget_light+0x174/0x1e0 [ 55.573989] ? __fdget+0xe/0x10 [ 55.577600] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 55.582997] __sys_sendmsg+0xd9/0x180 [ 55.586872] ? __ia32_sys_shutdown+0x70/0x70 [ 55.591626] ? __sb_end_write+0xa4/0xd0 [ 55.596146] ? kasan_check_write+0x14/0x20 [ 55.600561] ? fput+0x18/0x120 [ 55.603764] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.609320] __x64_sys_sendmsg+0x73/0xb0 [ 55.613897] do_syscall_64+0xd0/0x4e0 [ 55.617951] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.623677] RIP: 0033:0x463fd9 [ 55.626963] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 55.646722] RSP: 002b:00007f7c2bc1e198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 55.657922] RAX: ffffffffffffffda RBX: 00000000000009cb RCX: 0000000000463fd9 [ 55.666587] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 55.674901] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 55.682792] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bf00 [ 55.690406] R13: 00007f7c2bc1e6bc R14: 0000000000000006 R15: 0000000000000001 [ 55.697864] CPU: 1 PID: 7337 Comm: syz-executor.3 Tainted: G W 4.19.188-syzkaller #0 [ 55.707564] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.717121] Call Trace: [ 55.719832] dump_stack+0x123/0x171 [ 55.723556] should_fail.cold.4+0x5/0xa [ 55.727800] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 55.733277] ? lock_downgrade+0x860/0x860 [ 55.737865] ? ___might_sleep+0x16b/0x270 [ 55.742641] __should_failslab+0xba/0xf0 [ 55.746895] should_failslab+0x9/0x20 [ 55.750780] kmem_cache_alloc_node_trace+0x265/0x730 [ 55.756372] __kmalloc_node_track_caller+0x3c/0x70 [ 55.761381] __kmalloc_reserve.isra.41+0x2c/0xc0 [ 55.766227] __alloc_skb+0xd7/0x580 [ 55.769862] ? skb_copy_header+0x2a0/0x2a0 [ 55.774368] netlink_ack+0x217/0xa70 [ 55.778351] ? netlink_sendmsg+0xc60/0xc60 [ 55.782770] ? find_held_lock+0x36/0x1d0 [ 55.787093] netlink_rcv_skb+0x2a8/0x3d0 [ 55.791161] ? lock_downgrade+0x860/0x860 [ 55.795406] ? rtnetlink_put_metrics+0x490/0x490 [ 55.800160] ? netlink_ack+0xa70/0xa70 [ 55.804147] ? netlink_deliver_tap+0x182/0xb00 [ 55.809264] rtnetlink_rcv+0x10/0x20 [ 55.813263] netlink_unicast+0x443/0x650 [ 55.817846] ? netlink_attachskb+0x6c0/0x6c0 [ 55.822854] ? _copy_from_iter_full+0x182/0x720 [ 55.827906] ? __check_object_size+0x1ef/0x310 [ 55.832655] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 55.838571] netlink_sendmsg+0x764/0xc60 [ 55.843327] ? netlink_unicast+0x650/0x650 [ 55.847769] ? apparmor_socket_sendmsg+0x1b/0x20 [ 55.852918] ? netlink_unicast+0x650/0x650 [ 55.857423] sock_sendmsg+0xb5/0xf0 [ 55.861063] ___sys_sendmsg+0x647/0x950 [ 55.865120] ? find_held_lock+0x36/0x1d0 [ 55.869263] ? copy_msghdr_from_user+0x430/0x430 [ 55.874447] ? __fget+0x278/0x400 [ 55.878067] ? kasan_check_read+0x11/0x20 [ 55.882370] ? __fget+0x295/0x400 [ 55.885805] ? expand_files.part.8+0x700/0x700 [ 55.890398] ? __f_unlock_pos+0xd/0x10 [ 55.894565] ? __fget_light+0x174/0x1e0 [ 55.898873] ? __fdget+0xe/0x10 [ 55.902579] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 55.907507] __sys_sendmsg+0xd9/0x180 [ 55.911786] ? __ia32_sys_shutdown+0x70/0x70 [ 55.916491] ? __sb_end_write+0xa4/0xd0 [ 55.920714] ? kasan_check_write+0x14/0x20 [ 55.925051] ? fput+0x18/0x120 [ 55.928682] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.935368] __x64_sys_sendmsg+0x73/0xb0 [ 55.939878] do_syscall_64+0xd0/0x4e0 [ 55.943878] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.949073] RIP: 0033:0x463fd9 [ 55.952262] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 55.972016] RSP: 002b:00007f1e8ae3f198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 55.979817] RAX: ffffffffffffffda RBX: 00000000000009cb RCX: 0000000000463fd9 [ 55.987162] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 55.994503] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 56.001949] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bf00 [ 56.009472] R13: 00007f1e8ae3f6bc R14: 0000000000000006 R15: 0000000000000001 [ 56.016910] CPU: 0 PID: 7316 Comm: syz-executor.0 Tainted: G W 4.19.188-syzkaller #0 [ 56.026568] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.036015] Call Trace: [ 56.038696] dump_stack+0x123/0x171 [ 56.042419] should_fail.cold.4+0x5/0xa [ 56.046862] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 56.051962] ? lock_downgrade+0x860/0x860 [ 56.056113] ? ___might_sleep+0x16b/0x270 [ 56.060351] __should_failslab+0xba/0xf0 [ 56.064547] should_failslab+0x9/0x20 [ 56.068443] kmem_cache_alloc_node_trace+0x265/0x730 [ 56.074513] __kmalloc_node_track_caller+0x3c/0x70 [ 56.079446] __kmalloc_reserve.isra.41+0x2c/0xc0 [ 56.084207] __alloc_skb+0xd7/0x580 [ 56.087933] ? skb_copy_header+0x2a0/0x2a0 [ 56.092507] netlink_ack+0x217/0xa70 [ 56.096320] ? netlink_sendmsg+0xc60/0xc60 [ 56.100756] ? find_held_lock+0x36/0x1d0 [ 56.104827] netlink_rcv_skb+0x2a8/0x3d0 [ 56.108904] ? lock_downgrade+0x860/0x860 [ 56.113187] ? rtnetlink_put_metrics+0x490/0x490 [ 56.118130] ? netlink_ack+0xa70/0xa70 [ 56.122010] ? netlink_deliver_tap+0x182/0xb00 [ 56.126662] rtnetlink_rcv+0x10/0x20 [ 56.130487] netlink_unicast+0x443/0x650 [ 56.134629] ? netlink_attachskb+0x6c0/0x6c0 [ 56.139016] ? _copy_from_iter_full+0x182/0x720 [ 56.143817] ? __check_object_size+0x1ef/0x310 [ 56.148559] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 56.154204] netlink_sendmsg+0x764/0xc60 [ 56.158449] ? netlink_unicast+0x650/0x650 [ 56.162719] ? apparmor_socket_sendmsg+0x1b/0x20 [ 56.167545] ? netlink_unicast+0x650/0x650 [ 56.171940] sock_sendmsg+0xb5/0xf0 [ 56.175558] ___sys_sendmsg+0x647/0x950 [ 56.179685] ? find_held_lock+0x36/0x1d0 [ 56.183726] ? copy_msghdr_from_user+0x430/0x430 [ 56.188548] ? __fget+0x278/0x400 [ 56.192009] ? kasan_check_read+0x11/0x20 [ 56.196278] ? __fget+0x295/0x400 [ 56.199713] ? expand_files.part.8+0x700/0x700 [ 56.204273] ? __f_unlock_pos+0xd/0x10 [ 56.208167] ? __fget_light+0x174/0x1e0 [ 56.212300] ? __fdget+0xe/0x10 [ 56.215650] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 56.220560] __sys_sendmsg+0xd9/0x180 [ 56.224351] ? __ia32_sys_shutdown+0x70/0x70 [ 56.228843] ? __sb_end_write+0xa4/0xd0 [ 56.232989] ? kasan_check_write+0x14/0x20 [ 56.237305] ? fput+0x18/0x120 [ 56.240496] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.246188] __x64_sys_sendmsg+0x73/0xb0 [ 56.250526] do_syscall_64+0xd0/0x4e0 [ 56.254364] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.259761] RIP: 0033:0x463fd9 [ 56.263030] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 56.285230] RSP: 002b:00007efe23153198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 56.293200] RAX: ffffffffffffffda RBX: 00000000000009cb RCX: 0000000000463fd9 [ 56.300865] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 56.309155] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 56.316579] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bf00 [ 56.324001] R13: 00007efe231536bc R14: 0000000000000006 R15: 0000000000000001 [ 56.331359] CPU: 1 PID: 7324 Comm: syz-executor.1 Tainted: G W 4.19.188-syzkaller #0 [ 56.340824] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.350384] Call Trace: [ 56.352974] dump_stack+0x123/0x171 [ 56.356605] should_fail.cold.4+0x5/0xa [ 56.360665] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 56.365772] ? lock_downgrade+0x860/0x860 [ 56.369935] ? ___might_sleep+0x16b/0x270 [ 56.374179] __should_failslab+0xba/0xf0 [ 56.378249] should_failslab+0x9/0x20 [ 56.379839] FAULT_INJECTION: forcing a failure. [ 56.379839] name failslab, interval 1, probability 0, space 0, times 0 [ 56.382259] kmem_cache_alloc_node_trace+0x265/0x730 [ 56.382273] __kmalloc_node_track_caller+0x3c/0x70 [ 56.382284] __kmalloc_reserve.isra.41+0x2c/0xc0 [ 56.408806] __alloc_skb+0xd7/0x580 [ 56.412439] ? skb_copy_header+0x2a0/0x2a0 [ 56.417392] netlink_ack+0x217/0xa70 [ 56.421095] ? netlink_sendmsg+0xc60/0xc60 [ 56.425764] ? find_held_lock+0x36/0x1d0 [ 56.429944] netlink_rcv_skb+0x2a8/0x3d0 [ 56.434080] ? lock_downgrade+0x860/0x860 [ 56.438209] ? rtnetlink_put_metrics+0x490/0x490 [ 56.443037] ? netlink_ack+0xa70/0xa70 [ 56.446903] ? netlink_deliver_tap+0x182/0xb00 [ 56.451557] rtnetlink_rcv+0x10/0x20 [ 56.455438] netlink_unicast+0x443/0x650 [ 56.460252] ? netlink_attachskb+0x6c0/0x6c0 [ 56.464945] ? _copy_from_iter_full+0x182/0x720 [ 56.469903] ? __check_object_size+0x1ef/0x310 [ 56.474798] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 56.480424] netlink_sendmsg+0x764/0xc60 [ 56.484484] ? netlink_unicast+0x650/0x650 [ 56.488719] ? apparmor_socket_sendmsg+0x1b/0x20 [ 56.488825] FAULT_INJECTION: forcing a failure. [ 56.488825] name failslab, interval 1, probability 0, space 0, times 0 [ 56.493556] ? netlink_unicast+0x650/0x650 [ 56.493563] sock_sendmsg+0xb5/0xf0 [ 56.493571] ___sys_sendmsg+0x647/0x950 [ 56.493578] ? find_held_lock+0x36/0x1d0 [ 56.493584] ? copy_msghdr_from_user+0x430/0x430 [ 56.493591] ? __fget+0x278/0x400 [ 56.493601] ? kasan_check_read+0x11/0x20 [ 56.493609] ? __fget+0x295/0x400 [ 56.493619] ? expand_files.part.8+0x700/0x700 [ 56.493626] ? __f_unlock_pos+0xd/0x10 [ 56.493632] ? __fget_light+0x174/0x1e0 [ 56.493637] ? __fdget+0xe/0x10 [ 56.493644] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 56.493651] __sys_sendmsg+0xd9/0x180 [ 56.493658] ? __ia32_sys_shutdown+0x70/0x70 [ 56.566758] ? __sb_end_write+0xa4/0xd0 [ 56.571014] ? kasan_check_write+0x14/0x20 [ 56.575335] ? fput+0x18/0x120 [ 56.578543] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.584002] __x64_sys_sendmsg+0x73/0xb0 [ 56.588342] do_syscall_64+0xd0/0x4e0 [ 56.592753] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.597933] RIP: 0033:0x463fd9 [ 56.601688] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 56.621120] FAULT_INJECTION: forcing a failure. [ 56.621120] name failslab, interval 1, probability 0, space 0, times 0 [ 56.621391] RSP: 002b:00007fbd7f02c198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 56.640833] RAX: ffffffffffffffda RBX: 00000000000009cb RCX: 0000000000463fd9 [ 56.648829] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 56.656858] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 56.664139] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bf00 [ 56.671837] R13: 00007fbd7f02c6bc R14: 0000000000000006 R15: 0000000000000001 [ 56.680093] CPU: 0 PID: 7354 Comm: syz-executor.3 Tainted: G W 4.19.188-syzkaller #0 [ 56.690109] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.699640] Call Trace: [ 56.702337] dump_stack+0x123/0x171 [ 56.705973] should_fail.cold.4+0x5/0xa [ 56.710198] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 56.715571] ? lock_downgrade+0x860/0x860 [ 56.719705] ? ___might_sleep+0x16b/0x270 [ 56.724011] __should_failslab+0xba/0xf0 [ 56.728156] should_failslab+0x9/0x20 [ 56.732052] __kmalloc_track_caller+0x2ce/0x760 [ 56.736892] ? __lock_acquire+0x792/0x4950 [ 56.741143] ? kstrdup_const+0x1f/0x30 [ 56.745493] kstrdup+0x2c/0x60 [ 56.748888] kstrdup_const+0x1f/0x30 [ 56.752676] __kernfs_new_node+0xb0/0x6f0 [ 56.756828] ? mark_held_locks+0x130/0x130 [ 56.761217] ? kernfs_dop_revalidate+0x340/0x340 [ 56.766043] ? widen_string+0x1e0/0x1e0 [ 56.770006] ? rtnl_newlink+0x97f/0x1340 [ 56.774061] ? netlink_rcv_skb+0x13e/0x3d0 [ 56.778502] ? rtnetlink_rcv+0x10/0x20 [ 56.782472] ? netlink_unicast+0x443/0x650 [ 56.786773] ? netlink_sendmsg+0x764/0xc60 [ 56.791020] ? find_held_lock+0x36/0x1d0 [ 56.795085] kernfs_new_node+0x62/0x110 [ 56.799130] kernfs_create_link+0xb4/0x230 [ 56.803362] sysfs_do_create_link_sd.isra.2+0x7d/0xf0 [ 56.808623] sysfs_create_link+0x43/0xb0 [ 56.812845] netdev_adjacent_sysfs_add+0x9c/0xd0 [ 56.817684] ? napi_disable+0x80/0x80 [ 56.821874] __netdev_adjacent_dev_insert+0x46d/0x7b0 [ 56.827583] __netdev_upper_dev_link+0x1e8/0x790 [ 56.832592] ? netdev_upper_dev_unlink+0x5b0/0x5b0 [ 56.837821] ? kasan_check_read+0x11/0x20 [ 56.841967] netdev_master_upper_dev_link+0x17/0x20 [ 56.847165] batadv_hardif_enable_interface+0x1f8/0x9e0 [ 56.854628] batadv_softif_slave_add+0x7f/0xd0 [ 56.859562] do_set_master+0x171/0x200 [ 56.863606] do_setlink+0x941/0x2e10 [ 56.867483] ? validate_linkmsg+0x670/0x670 [ 56.871967] ? mark_held_locks+0x130/0x130 [ 56.876184] ? __lock_acquire+0x792/0x4950 [ 56.880748] ? __lock_acquire+0x792/0x4950 [ 56.885082] rtnl_newlink+0x97f/0x1340 [ 56.889248] ? rtnl_link_unregister+0x280/0x280 [ 56.893904] ? is_bpf_text_address+0x60/0xe0 [ 56.898479] ? lock_downgrade+0x860/0x860 [ 56.902804] ? kasan_check_read+0x11/0x20 [ 56.907571] ? is_bpf_text_address+0x7d/0xe0 [ 56.912241] ? kernel_text_address+0x79/0xf0 [ 56.916904] ? __kernel_text_address+0xd/0x40 [ 56.921826] ? unwind_get_return_address+0x61/0xa0 [ 56.927184] ? __save_stack_trace+0x9c/0x100 [ 56.931866] ? save_stack+0xa9/0xd0 [ 56.935650] ? __lock_acquire+0x792/0x4950 [ 56.940391] ? dev_hard_start_xmit+0x160/0x6f0 [ 56.945592] ? __dev_queue_xmit+0x1cdb/0x2a80 [ 56.950164] ? dev_queue_xmit+0xb/0x10 [ 56.954032] ? netlink_deliver_tap+0x77e/0xb00 [ 56.958689] ? netlink_unicast+0x412/0x650 [ 56.963190] ? netlink_sendmsg+0x764/0xc60 [ 56.967601] ? sock_sendmsg+0xb5/0xf0 [ 56.971585] ? ___sys_sendmsg+0x647/0x950 [ 56.975727] ? __sys_sendmsg+0xd9/0x180 [ 56.979815] ? __x64_sys_sendmsg+0x73/0xb0 [ 56.986587] ? do_syscall_64+0xd0/0x4e0 [ 56.990743] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.996101] ? mark_held_locks+0x130/0x130 [ 57.000484] ? debug_check_no_obj_freed+0x1ff/0x480 [ 57.005586] ? lock_downgrade+0x860/0x860 [ 57.009820] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 57.015266] ? quarantine_put+0x11b/0x1c0 [ 57.019581] ? trace_hardirqs_off+0x41/0x180 [ 57.023999] ? __lock_is_held+0xb5/0x140 [ 57.028062] rtnetlink_rcv_msg+0x34f/0x8f0 [ 57.032473] ? rtnetlink_put_metrics+0x490/0x490 [ 57.037389] ? find_held_lock+0x36/0x1d0 [ 57.041892] netlink_rcv_skb+0x13e/0x3d0 [ 57.046129] ? lock_downgrade+0x860/0x860 [ 57.050346] ? rtnetlink_put_metrics+0x490/0x490 [ 57.055187] ? netlink_ack+0xa70/0xa70 [ 57.059452] ? netlink_deliver_tap+0x182/0xb00 [ 57.064461] rtnetlink_rcv+0x10/0x20 [ 57.068177] netlink_unicast+0x443/0x650 [ 57.073795] ? netlink_attachskb+0x6c0/0x6c0 [ 57.078273] ? _copy_from_iter_full+0x182/0x720 [ 57.082930] ? __check_object_size+0x1ef/0x310 [ 57.087589] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 57.093776] netlink_sendmsg+0x764/0xc60 [ 57.097945] ? netlink_unicast+0x650/0x650 [ 57.102576] ? apparmor_socket_sendmsg+0x1b/0x20 [ 57.107568] ? netlink_unicast+0x650/0x650 [ 57.112562] sock_sendmsg+0xb5/0xf0 [ 57.117488] ___sys_sendmsg+0x647/0x950 [ 57.121539] ? find_held_lock+0x36/0x1d0 [ 57.125880] ? copy_msghdr_from_user+0x430/0x430 [ 57.130813] ? __fget+0x278/0x400 [ 57.134410] ? kasan_check_read+0x11/0x20 [ 57.138544] ? __fget+0x295/0x400 [ 57.142224] ? expand_files.part.8+0x700/0x700 [ 57.146888] ? __f_unlock_pos+0xd/0x10 [ 57.151189] ? __fget_light+0x174/0x1e0 [ 57.155240] ? __fdget+0xe/0x10 [ 57.158793] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 57.163822] __sys_sendmsg+0xd9/0x180 [ 57.167782] ? __ia32_sys_shutdown+0x70/0x70 [ 57.172394] ? __sb_end_write+0xa4/0xd0 [ 57.176465] ? kasan_check_write+0x14/0x20 [ 57.180780] ? fput+0x18/0x120 [ 57.184148] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.189726] __x64_sys_sendmsg+0x73/0xb0 [ 57.193783] do_syscall_64+0xd0/0x4e0 [ 57.197590] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.202853] RIP: 0033:0x463fd9 [ 57.206208] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 57.226047] RSP: 002b:00007f1e8ae3f198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 57.233942] RAX: ffffffffffffffda RBX: 00000000000009cb RCX: 0000000000463fd9 [ 57.241559] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 57.249138] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 57.257008] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bf00 [ 57.264451] R13: 00007f1e8ae3f6bc R14: 0000000000000006 R15: 0000000000000001 [ 57.271727] CPU: 1 PID: 7346 Comm: syz-executor.0 Tainted: G W 4.19.188-syzkaller #0 [ 57.281282] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.291335] Call Trace: [ 57.293930] dump_stack+0x123/0x171 [ 57.297558] should_fail.cold.4+0x5/0xa [ 57.301530] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 57.306627] ? lock_downgrade+0x860/0x860 [ 57.310884] ? ___might_sleep+0x16b/0x270 [ 57.315248] __should_failslab+0xba/0xf0 [ 57.319491] should_failslab+0x9/0x20 [ 57.324357] kmem_cache_alloc_node_trace+0x265/0x730 [ 57.329781] __kmalloc_node_track_caller+0x3c/0x70 [ 57.334887] __kmalloc_reserve.isra.41+0x2c/0xc0 [ 57.339909] __alloc_skb+0xd7/0x580 [ 57.343722] ? skb_copy_header+0x2a0/0x2a0 [ 57.348138] netlink_ack+0x217/0xa70 [ 57.351946] ? netlink_sendmsg+0xc60/0xc60 [ 57.356247] ? find_held_lock+0x36/0x1d0 [ 57.360297] netlink_rcv_skb+0x2a8/0x3d0 [ 57.364607] ? lock_downgrade+0x860/0x860 [ 57.368829] ? rtnetlink_put_metrics+0x490/0x490 [ 57.373834] ? netlink_ack+0xa70/0xa70 [ 57.377800] ? netlink_deliver_tap+0x182/0xb00 [ 57.382725] rtnetlink_rcv+0x10/0x20 [ 57.386713] netlink_unicast+0x443/0x650 [ 57.391072] ? netlink_attachskb+0x6c0/0x6c0 [ 57.395557] ? _copy_from_iter_full+0x182/0x720 [ 57.400313] ? __check_object_size+0x1ef/0x310 [ 57.405096] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 57.410927] netlink_sendmsg+0x764/0xc60 [ 57.415334] ? netlink_unicast+0x650/0x650 [ 57.419821] ? apparmor_socket_sendmsg+0x1b/0x20 [ 57.424570] ? netlink_unicast+0x650/0x650 [ 57.429336] sock_sendmsg+0xb5/0xf0 [ 57.433228] ___sys_sendmsg+0x647/0x950 [ 57.437230] ? find_held_lock+0x36/0x1d0 [ 57.441470] ? copy_msghdr_from_user+0x430/0x430 [ 57.446973] ? __fget+0x278/0x400 [ 57.450630] ? kasan_check_read+0x11/0x20 [ 57.454855] ? __fget+0x295/0x400 [ 57.458995] ? expand_files.part.8+0x700/0x700 [ 57.463925] ? __f_unlock_pos+0xd/0x10 [ 57.467905] ? __fget_light+0x174/0x1e0 [ 57.471969] ? __fdget+0xe/0x10 [ 57.475426] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 57.480541] __sys_sendmsg+0xd9/0x180 [ 57.484429] ? __ia32_sys_shutdown+0x70/0x70 [ 57.489151] ? __sb_end_write+0xa4/0xd0 [ 57.493215] ? kasan_check_write+0x14/0x20 [ 57.497821] ? fput+0x18/0x120 [ 57.501020] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.506384] __x64_sys_sendmsg+0x73/0xb0 [ 57.510610] do_syscall_64+0xd0/0x4e0 [ 57.514405] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.519579] RIP: 0033:0x463fd9 [ 57.522759] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 57.541664] RSP: 002b:00007efe23153198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 57.549401] RAX: ffffffffffffffda RBX: 00000000000009cb RCX: 0000000000463fd9 [ 57.556676] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 57.563932] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 57.571617] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bf00 [ 57.579363] R13: 00007efe231536bc R14: 0000000000000006 R15: 0000000000000001 [ 57.587066] CPU: 0 PID: 7350 Comm: syz-executor.5 Tainted: G W 4.19.188-syzkaller #0 [ 57.596275] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.605681] Call Trace: [ 57.608534] dump_stack+0x123/0x171 [ 57.612264] should_fail.cold.4+0x5/0xa [ 57.616866] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 57.622234] ? lock_downgrade+0x860/0x860 [ 57.626575] ? ___might_sleep+0x16b/0x270 [ 57.630726] __should_failslab+0xba/0xf0 [ 57.634897] should_failslab+0x9/0x20 [ 57.638697] kmem_cache_alloc_node_trace+0x265/0x730 [ 57.643751] FAULT_INJECTION: forcing a failure. [ 57.643751] name failslab, interval 1, probability 0, space 0, times 0 [ 57.643891] __kmalloc_node_track_caller+0x3c/0x70 [ 57.656368] FAULT_INJECTION: forcing a failure. [ 57.656368] name failslab, interval 1, probability 0, space 0, times 0 [ 57.661105] __kmalloc_reserve.isra.41+0x2c/0xc0 [ 57.661113] __alloc_skb+0xd7/0x580 [ 57.661119] ? skb_copy_header+0x2a0/0x2a0 [ 57.661131] netlink_ack+0x217/0xa70 [ 57.661138] ? netlink_sendmsg+0xc60/0xc60 [ 57.661145] ? find_held_lock+0x36/0x1d0 [ 57.661155] netlink_rcv_skb+0x2a8/0x3d0 [ 57.703174] ? lock_downgrade+0x860/0x860 [ 57.707437] ? rtnetlink_put_metrics+0x490/0x490 [ 57.712812] ? netlink_ack+0xa70/0xa70 [ 57.717046] ? netlink_deliver_tap+0x182/0xb00 [ 57.722053] rtnetlink_rcv+0x10/0x20 [ 57.726014] netlink_unicast+0x443/0x650 [ 57.730596] ? netlink_attachskb+0x6c0/0x6c0 [ 57.735143] ? _copy_from_iter_full+0x182/0x720 [ 57.739992] ? __check_object_size+0x1ef/0x310 [ 57.745174] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 57.750899] netlink_sendmsg+0x764/0xc60 [ 57.755038] ? netlink_unicast+0x650/0x650 [ 57.759543] ? apparmor_socket_sendmsg+0x1b/0x20 [ 57.764546] ? netlink_unicast+0x650/0x650 [ 57.768961] sock_sendmsg+0xb5/0xf0 [ 57.772748] ___sys_sendmsg+0x647/0x950 [ 57.776720] ? find_held_lock+0x36/0x1d0 [ 57.781162] ? copy_msghdr_from_user+0x430/0x430 [ 57.785989] ? __fget+0x278/0x400 [ 57.789693] ? kasan_check_read+0x11/0x20 [ 57.794186] ? __fget+0x295/0x400 [ 57.797910] ? expand_files.part.8+0x700/0x700 [ 57.802657] ? __f_unlock_pos+0xd/0x10 [ 57.806541] ? __fget_light+0x174/0x1e0 [ 57.810793] ? __fdget+0xe/0x10 [ 57.814147] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 57.819516] __sys_sendmsg+0xd9/0x180 [ 57.823869] ? __ia32_sys_shutdown+0x70/0x70 [ 57.828798] ? __sb_end_write+0xa4/0xd0 [ 57.833429] ? kasan_check_write+0x14/0x20 [ 57.837736] ? fput+0x18/0x120 [ 57.841645] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.848546] __x64_sys_sendmsg+0x73/0xb0 [ 57.852984] do_syscall_64+0xd0/0x4e0 [ 57.857109] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.864775] RIP: 0033:0x463fd9 [ 57.868162] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 57.888191] RSP: 002b:00007f20bfcdc198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 57.895891] RAX: ffffffffffffffda RBX: 00000000000009cb RCX: 0000000000463fd9 [ 57.903537] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 57.910988] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 57.918479] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bf00 [ 57.926196] R13: 00007f20bfcdc6bc R14: 0000000000000006 R15: 0000000000000001 [ 57.933821] CPU: 1 PID: 7355 Comm: syz-executor.2 Tainted: G W 4.19.188-syzkaller #0 [ 57.943628] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.953074] Call Trace: [ 57.955679] dump_stack+0x123/0x171 [ 57.959392] should_fail.cold.4+0x5/0xa [ 57.963744] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 57.970030] ? lock_downgrade+0x860/0x860 [ 57.974509] ? ___might_sleep+0x16b/0x270 [ 57.978934] __should_failslab+0xba/0xf0 [ 57.983009] should_failslab+0x9/0x20 [ 57.987110] kmem_cache_alloc_node_trace+0x265/0x730 [ 57.992353] __kmalloc_node_track_caller+0x3c/0x70 [ 57.997379] __kmalloc_reserve.isra.41+0x2c/0xc0 [ 58.002243] __alloc_skb+0xd7/0x580 [ 58.006451] ? skb_copy_header+0x2a0/0x2a0 [ 58.010986] netlink_ack+0x217/0xa70 [ 58.014891] ? netlink_sendmsg+0xc60/0xc60 [ 58.019135] ? find_held_lock+0x36/0x1d0 [ 58.023873] netlink_rcv_skb+0x2a8/0x3d0 [ 58.027937] ? lock_downgrade+0x860/0x860 [ 58.032420] ? rtnetlink_put_metrics+0x490/0x490 [ 58.037369] ? netlink_ack+0xa70/0xa70 [ 58.041482] ? netlink_deliver_tap+0x182/0xb00 [ 58.046287] rtnetlink_rcv+0x10/0x20 [ 58.050239] netlink_unicast+0x443/0x650 [ 58.054571] ? netlink_attachskb+0x6c0/0x6c0 [ 58.060386] ? _copy_from_iter_full+0x182/0x720 [ 58.065739] ? __check_object_size+0x1ef/0x310 [ 58.070861] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 58.077123] netlink_sendmsg+0x764/0xc60 [ 58.082205] ? netlink_unicast+0x650/0x650 [ 58.087067] ? apparmor_socket_sendmsg+0x1b/0x20 [ 58.092169] ? netlink_unicast+0x650/0x650 [ 58.096483] sock_sendmsg+0xb5/0xf0 [ 58.100111] ___sys_sendmsg+0x647/0x950 [ 58.104170] ? find_held_lock+0x36/0x1d0 [ 58.108496] ? copy_msghdr_from_user+0x430/0x430 [ 58.113252] ? __fget+0x278/0x400 [ 58.116988] ? kasan_check_read+0x11/0x20 [ 58.121674] ? __fget+0x295/0x400 [ 58.125202] ? expand_files.part.8+0x700/0x700 [ 58.130379] ? __f_unlock_pos+0xd/0x10 [ 58.134447] ? __fget_light+0x174/0x1e0 [ 58.138635] ? __fdget+0xe/0x10 [ 58.141985] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 58.147247] __sys_sendmsg+0xd9/0x180 [ 58.151208] ? __ia32_sys_shutdown+0x70/0x70 [ 58.155695] ? __sb_end_write+0xa4/0xd0 [ 58.159843] ? kasan_check_write+0x14/0x20 [ 58.164057] ? fput+0x18/0x120 [ 58.167384] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.172827] __x64_sys_sendmsg+0x73/0xb0 [ 58.176891] do_syscall_64+0xd0/0x4e0 [ 58.180708] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.185966] RIP: 0033:0x463fd9 [ 58.189140] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 58.208392] RSP: 002b:00007fe67ffe1198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 58.216267] RAX: ffffffffffffffda RBX: 00000000000009cb RCX: 0000000000463fd9 [ 58.223696] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 58.231053] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 58.238324] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bf00 [ 58.245680] R13: 00007fe67ffe16bc R14: 0000000000000006 R15: 0000000000000001 [ 58.254380] CPU: 0 PID: 7357 Comm: syz-executor.4 Tainted: G W 4.19.188-syzkaller #0 [ 58.263852] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.273555] Call Trace: [ 58.276360] dump_stack+0x123/0x171 [ 58.279992] should_fail.cold.4+0x5/0xa [ 58.283969] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 58.289270] ? lock_downgrade+0x860/0x860 [ 58.293959] ? ___might_sleep+0x16b/0x270 [ 58.298190] __should_failslab+0xba/0xf0 [ 58.302345] should_failslab+0x9/0x20 [ 58.306133] __kmalloc_track_caller+0x2ce/0x760 [ 58.310969] ? __lock_acquire+0x792/0x4950 [ 58.315370] ? kstrdup_const+0x1f/0x30 [ 58.319508] kstrdup+0x2c/0x60 [ 58.322803] kstrdup_const+0x1f/0x30 [ 58.326594] __kernfs_new_node+0xb0/0x6f0 [ 58.330833] ? mark_held_locks+0x130/0x130 [ 58.335346] ? kernfs_dop_revalidate+0x340/0x340 [ 58.340356] ? widen_string+0x1e0/0x1e0 [ 58.344636] ? rtnl_newlink+0x97f/0x1340 [ 58.348895] ? netlink_rcv_skb+0x13e/0x3d0 [ 58.353362] ? rtnetlink_rcv+0x10/0x20 [ 58.357242] ? netlink_unicast+0x443/0x650 [ 58.361560] ? netlink_sendmsg+0x764/0xc60 [ 58.369737] ? find_held_lock+0x36/0x1d0 [ 58.374326] kernfs_new_node+0x62/0x110 [ 58.378548] kernfs_create_link+0xb4/0x230 [ 58.383129] sysfs_do_create_link_sd.isra.2+0x7d/0xf0 [ 58.388602] sysfs_create_link+0x43/0xb0 [ 58.393072] netdev_adjacent_sysfs_add+0x9c/0xd0 [ 58.398596] ? napi_disable+0x80/0x80 [ 58.402487] __netdev_adjacent_dev_insert+0x46d/0x7b0 [ 58.407669] __netdev_upper_dev_link+0x1e8/0x790 [ 58.412536] ? netdev_upper_dev_unlink+0x5b0/0x5b0 [ 58.417556] ? kasan_check_read+0x11/0x20 [ 58.421874] netdev_master_upper_dev_link+0x17/0x20 [ 58.427317] batadv_hardif_enable_interface+0x1f8/0x9e0 [ 58.433378] batadv_softif_slave_add+0x7f/0xd0 [ 58.438218] do_set_master+0x171/0x200 [ 58.442203] do_setlink+0x941/0x2e10 [ 58.445931] ? validate_linkmsg+0x670/0x670 [ 58.450260] ? mark_held_locks+0x130/0x130 [ 58.454868] ? __lock_acquire+0x792/0x4950 [ 58.459298] ? __lock_acquire+0x792/0x4950 [ 58.463782] rtnl_newlink+0x97f/0x1340 [ 58.468008] ? rtnl_link_unregister+0x280/0x280 [ 58.472969] ? mark_held_locks+0x130/0x130 [ 58.477215] ? __lock_acquire+0x792/0x4950 [ 58.481449] ? mark_held_locks+0x130/0x130 [ 58.485883] ? __lock_is_held+0xb5/0x140 [ 58.490107] ? __lock_acquire+0x792/0x4950 [ 58.494550] ? find_held_lock+0x36/0x1d0 [ 58.498706] ? mark_held_locks+0xc7/0x130 [ 58.502940] ? mark_held_locks+0x130/0x130 [ 58.507665] ? trace_hardirqs_on+0x28/0x190 [ 58.512157] ? _raw_spin_unlock_irq+0x60/0x80 [ 58.516942] ? finish_task_switch+0x14a/0x6f0 [ 58.521623] ? finish_task_switch+0x11c/0x6f0 [ 58.526403] ? find_held_lock+0x36/0x1d0 [ 58.530648] ? __lock_is_held+0xb5/0x140 [ 58.535352] rtnetlink_rcv_msg+0x34f/0x8f0 [ 58.539979] ? rtnetlink_put_metrics+0x490/0x490 [ 58.545170] ? find_held_lock+0x36/0x1d0 [ 58.549511] netlink_rcv_skb+0x13e/0x3d0 [ 58.553603] ? lock_downgrade+0x860/0x860 [ 58.558085] ? rtnetlink_put_metrics+0x490/0x490 [ 58.562918] ? netlink_ack+0xa70/0xa70 [ 58.566847] ? netlink_deliver_tap+0x182/0xb00 [ 58.571488] rtnetlink_rcv+0x10/0x20 [ 58.575805] netlink_unicast+0x443/0x650 [ 58.580058] ? netlink_attachskb+0x6c0/0x6c0 [ 58.584569] ? _copy_from_iter_full+0x182/0x720 [ 58.589423] ? __check_object_size+0x1ef/0x310 [ 58.594144] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 58.604078] netlink_sendmsg+0x764/0xc60 [ 58.608371] ? netlink_unicast+0x650/0x650 [ 58.612703] ? apparmor_socket_sendmsg+0x1b/0x20 [ 58.617629] ? netlink_unicast+0x650/0x650 [ 58.622865] sock_sendmsg+0xb5/0xf0 [ 58.627213] ___sys_sendmsg+0x647/0x950 [ 58.631538] ? find_held_lock+0x36/0x1d0 [ 58.636571] ? copy_msghdr_from_user+0x430/0x430 [ 58.642083] ? __fget+0x278/0x400 [ 58.647699] ? kasan_check_read+0x11/0x20 [ 58.653636] ? __fget+0x295/0x400 [ 58.657770] ? expand_files.part.8+0x700/0x700 [ 58.662681] ? __f_unlock_pos+0xd/0x10 [ 58.667456] ? __fget_light+0x174/0x1e0 [ 58.671801] ? __fdget+0xe/0x10 [ 58.675315] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 58.680389] __sys_sendmsg+0xd9/0x180 [ 58.684275] ? __ia32_sys_shutdown+0x70/0x70 [ 58.689619] ? __sb_end_write+0xa4/0xd0 [ 58.693682] ? kasan_check_write+0x14/0x20 [ 58.698257] ? fput+0x18/0x120 [ 58.701447] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.707203] __x64_sys_sendmsg+0x73/0xb0 [ 58.711347] do_syscall_64+0xd0/0x4e0 [ 58.715721] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.721390] RIP: 0033:0x463fd9 [ 58.724685] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 58.744110] RSP: 002b:00007f7c2bc1e198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 58.751812] RAX: ffffffffffffffda RBX: 00000000000009cb RCX: 0000000000463fd9 [ 58.759596] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 58.767023] RBP: 000000000000002e R08: 0000000000000000 R09: 0000000000000000 [ 58.774278] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000053bf00 [ 58.781725] R13: 00007f7c2bc1e6bc R14: 0000000000000006 R15: 0000000000000001 [ 58.792217] FAULT_INJECTION: forcing a failure. [ 58.792217] name failslab, interval 1, probability 0, space 0, times 0 [ 58.806626] CPU: 0 PID: 7365 Comm: syz-executor.0 Tainted: G W 4.19.188-syzkaller #0 [ 58.817608] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.828875] Call Trace: [ 58.831474] dump_stack+0x123/0x171 [ 58.835315] should_fail.cold.4+0x5/0xa [ 58.839853] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 58.845585] ? lock_downgrade+0x860/0x860 [ 58.850355] ? ___might_sleep+0x16b/0x270 [ 58.854713] __should_failslab+0xba/0xf0 [ 58.859249] should_failslab+0x9/0x20 2021/04/25 06:10:03 executed programs: 40 [ 58.864692] __kmalloc_track_caller+0x2ce/0x760 [ 58.871308] ? __lock_acquire+0x792/0x4950 [ 58.875851] ? kstrdup_const+0x1f/0x30 [ 58.879745] kstrdup+0x2c/0x60 [ 58.882978] kstrdup_const+0x1f/0x30 [ 58.886874] __kernfs_new_node+0xb0/0x6f0 [ 58.891496] ? mark_held_locks+0x130/0x130 [ 58.895828] ? kernfs_dop_revalidate+0x340/0x340 [ 58.901235] ? widen_string+0x1e0/0x1e0 [ 58.905205] ? rtnl_newlink+0x97f/0x1340 [ 58.909921] ? netlink_rcv_skb+0x13e/0x3d0 [ 58.914585] ? rtnetlink_rcv+0x10/0x20 [ 58.918804] ? netlink_unicast+0x443/0x650 [ 58.923116] ? netlink_sendmsg+0x764/0xc60 [ 58.927597] ? find_held_lock+0x36/0x1d0 [ 58.931975] kernfs_new_node+0x62/0x110 [ 58.936141] kernfs_create_link+0xb4/0x230 [ 58.940563] sysfs_do_create_link_sd.isra.2+0x7d/0xf0 [ 58.945828] sysfs_create_link+0x43/0xb0 [ 58.950413] netdev_adjacent_sysfs_add+0x9c/0xd0 [ 58.955265] ? napi_disable+0x80/0x80 [ 58.959347] __netdev_adjacent_dev_insert+0x46d/0x7b0 [ 58.964631] __netdev_upper_dev_link+0x1e8/0x790 [ 58.969428] ? netdev_upper_dev_unlink+0x5b0/0x5b0 [ 58.974628] ? kasan_check_read+0x11/0x20 [ 58.979396] netdev_master_upper_dev_link+0x17/0x20 [ 58.984808] batadv_hardif_enable_interface+0x1f8/0x9e0 [ 58.990617] batadv_softif_slave_add+0x7f/0xd0 [ 58.995522] do_set_master+0x171/0x200 [ 58.999494] do_setlink+0x941/0x2e10 [ 59.003300] ? validate_linkmsg+0x670/0x670 [ 59.007724] ? mark_held_locks+0x130/0x130 [ 59.011947] ? __lock_acquire+0x792/0x4950 [ 59.016283] ? __lock_acquire+0x792/0x4950 [ 59.020602] rtnl_newlink+0x97f/0x1340 [ 59.024541] ? rtnl_link_unregister+0x280/0x280 [ 59.029201] ? mark_held_locks+0x130/0x130 [ 59.033438] ? __lock_acquire+0x792/0x4950 [ 59.037780] ? mark_held_locks+0x130/0x130 [ 59.042105] ? __lock_is_held+0xb5/0x140 [ 59.046313] ? __lock_acquire+0x792/0x4950 [ 59.050544] ? find_held_lock+0x36/0x1d0 [ 59.054918] ? mark_held_locks+0xc7/0x130 [ 59.059061] ? mark_held_locks+0x130/0x130 [ 59.063952] ? trace_hardirqs_on+0x28/0x190 [ 59.068717] ? _raw_spin_unlock_irq+0x60/0x80 [ 59.073318] ? finish_task_switch+0x14a/0x6f0 [ 59.078157] ? finish_task_switch+0x11c/0x6f0 [ 59.082854] ? find_held_lock+0x36/0x1d0 [ 59.087122] ? __lock_is_held+0xb5/0x140 [ 59.091420] rtnetlink_rcv_msg+0x34f/0x8f0 [ 59.095943] ? rtnetlink_put_metrics+0x490/0x490 [ 59.101047] ? find_held_lock+0x36/0x1d0 [ 59.105739] netlink_rcv_skb+0x13e/0x3d0 [ 59.110249] ? lock_downgrade+0x860/0x860 [ 59.116021] ? rtnetlink_put_metrics+0x490/0x490 [ 59.121311] ? netlink_ack+0xa70/0xa70 [ 59.125322] ? netlink_deliver_tap+0x182/0xb00 [ 59.130005] rtnetlink_rcv+0x10/0x20 [ 59.134759] netlink_unicast+0x443/0x650 [ 59.139573] ? netlink_attachskb+0x6c0/0x6c0 [ 59.144648] ? _copy_from_iter_full+0x182/0x720 [ 59.149415] ? __check_object_size+0x1ef/0x310 [ 59.154113] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 59.159929] netlink_sendmsg+0x764/0xc60 [ 59.164416] ? netlink_unicast+0x650/0x650