Warning: Permanently added '10.128.15.208' (ECDSA) to the list of known hosts. 2020/09/02 13:39:14 parsed 1 programs 2020/09/02 13:39:15 executed programs: 0 [ 43.940557] audit: type=1400 audit(1599053955.372:10): avc: denied { execmem } for pid=6609 comm="syz-executor.2" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 44.031491] IPVS: ftp: loaded support on port[0] = 21 [ 44.031494] IPVS: ftp: loaded support on port[0] = 21 [ 44.059670] IPVS: ftp: loaded support on port[0] = 21 [ 44.106414] IPVS: ftp: loaded support on port[0] = 21 [ 44.118819] IPVS: ftp: loaded support on port[0] = 21 [ 44.150932] IPVS: ftp: loaded support on port[0] = 21 [ 44.313454] chnl_net:caif_netlink_parms(): no params data found [ 44.381211] chnl_net:caif_netlink_parms(): no params data found [ 44.433338] chnl_net:caif_netlink_parms(): no params data found [ 44.575735] chnl_net:caif_netlink_parms(): no params data found [ 44.594873] chnl_net:caif_netlink_parms(): no params data found [ 44.614683] chnl_net:caif_netlink_parms(): no params data found [ 44.656219] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.664122] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.671860] device bridge_slave_0 entered promiscuous mode [ 44.686613] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.693239] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.701598] device bridge_slave_0 entered promiscuous mode [ 44.711565] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.718028] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.725601] device bridge_slave_1 entered promiscuous mode [ 44.732608] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.739857] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.746639] device bridge_slave_1 entered promiscuous mode [ 44.800998] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 44.814573] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 44.828402] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 44.846355] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 44.862382] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 44.870944] team0: Port device team_slave_0 added [ 44.884836] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.896074] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.904342] device bridge_slave_0 entered promiscuous mode [ 44.913309] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 44.920667] team0: Port device team_slave_1 added [ 44.943938] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 44.956822] team0: Port device team_slave_0 added [ 44.962899] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.970839] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.977639] device bridge_slave_1 entered promiscuous mode [ 44.986062] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 44.993012] 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. [ 45.019832] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 45.030883] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.037575] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.045659] device bridge_slave_0 entered promiscuous mode [ 45.056947] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.063955] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.071191] device bridge_slave_1 entered promiscuous mode [ 45.077746] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 45.086185] team0: Port device team_slave_1 added [ 45.102369] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 45.108993] 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. [ 45.134886] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 45.154936] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.162440] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.169888] device bridge_slave_0 entered promiscuous mode [ 45.192363] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 45.200229] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 45.209414] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 45.227372] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.235348] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.242534] device bridge_slave_1 entered promiscuous mode [ 45.263490] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 45.272213] 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. [ 45.298481] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 45.309144] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 45.316660] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 45.324310] 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. [ 45.349975] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 45.365496] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 45.374537] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 45.383558] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 45.391647] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.398005] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.406777] device bridge_slave_0 entered promiscuous mode [ 45.418562] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.424952] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.432242] device bridge_slave_1 entered promiscuous mode [ 45.443952] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 45.451603] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 45.460007] team0: Port device team_slave_0 added [ 45.471446] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 45.491275] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 45.499438] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 45.506629] team0: Port device team_slave_1 added [ 45.530144] device hsr_slave_0 entered promiscuous mode [ 45.535734] device hsr_slave_1 entered promiscuous mode [ 45.550965] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 45.559631] team0: Port device team_slave_0 added [ 45.576657] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 45.583654] 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. [ 45.609798] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 45.620890] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 45.628828] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 45.635077] 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. [ 45.661447] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 45.675629] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 45.691089] device hsr_slave_0 entered promiscuous mode [ 45.697426] device hsr_slave_1 entered promiscuous mode [ 45.703955] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 45.711607] team0: Port device team_slave_1 added [ 45.716813] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 45.724049] team0: Port device team_slave_0 added [ 45.730030] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 45.737361] team0: Port device team_slave_1 added [ 45.743094] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 45.754787] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 45.762805] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 45.772091] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 45.779360] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 45.801779] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 45.827296] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 45.833878] 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. [ 45.861344] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 45.892186] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 45.900283] 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. [ 45.927659] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 45.939175] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 45.945417] 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. [ 45.970980] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 45.987194] device hsr_slave_0 entered promiscuous mode [ 45.994241] device hsr_slave_1 entered promiscuous mode [ 46.002268] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 46.010995] team0: Port device team_slave_0 added [ 46.016715] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 46.023022] 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. [ 46.049149] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 46.059803] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 46.066957] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 46.077070] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 46.089924] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 46.100844] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 46.111616] team0: Port device team_slave_1 added [ 46.116851] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 46.140745] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 46.169201] device hsr_slave_0 entered promiscuous mode [ 46.175422] device hsr_slave_1 entered promiscuous mode [ 46.186674] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 46.222592] device hsr_slave_0 entered promiscuous mode [ 46.229133] device hsr_slave_1 entered promiscuous mode [ 46.234994] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 46.250465] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 46.256711] 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. [ 46.283043] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 46.296237] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 46.332368] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 46.338680] 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. [ 46.364426] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 46.375116] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 46.414686] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 46.443347] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 46.484356] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 46.497398] device hsr_slave_0 entered promiscuous mode [ 46.503671] device hsr_slave_1 entered promiscuous mode [ 46.535397] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 46.545124] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 46.573557] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 46.632969] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 46.666691] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 46.710186] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 46.756944] 8021q: adding VLAN 0 to HW filter on device bond0 [ 46.765136] 8021q: adding VLAN 0 to HW filter on device bond0 [ 46.789837] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 46.808932] 8021q: adding VLAN 0 to HW filter on device bond0 [ 46.819440] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 46.830676] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 46.840305] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 46.855860] 8021q: adding VLAN 0 to HW filter on device bond0 [ 46.865383] 8021q: adding VLAN 0 to HW filter on device bond0 [ 46.872634] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 46.883566] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 46.893433] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 46.904334] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 46.911959] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 46.922484] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 46.930131] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 46.936997] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 46.944488] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 46.952448] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 46.963178] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 46.970122] 8021q: adding VLAN 0 to HW filter on device team0 [ 46.981205] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 46.987270] 8021q: adding VLAN 0 to HW filter on device team0 [ 46.996913] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 47.004785] 8021q: adding VLAN 0 to HW filter on device team0 [ 47.013325] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 47.020884] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 47.030323] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 47.039194] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 47.047030] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 47.054430] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 47.062137] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.069822] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 47.076682] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.084633] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.092832] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.100997] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.107473] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.114774] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.122888] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.130534] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.136914] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.146983] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 47.154087] 8021q: adding VLAN 0 to HW filter on device team0 [ 47.163193] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 47.174441] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 47.182780] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 47.190119] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 47.197046] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.204971] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.212850] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.219260] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.226812] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.234713] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.242352] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.248782] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.255860] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 47.263992] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 47.270163] 8021q: adding VLAN 0 to HW filter on device team0 [ 47.276973] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 47.288457] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 47.296270] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 47.306652] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.315694] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.326560] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.334542] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.342712] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.351780] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.358178] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.365028] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.373273] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.380979] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.387325] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.394174] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.402131] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.409740] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.416087] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.422931] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 47.430952] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 47.438693] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 47.446488] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 47.455260] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.465820] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.477397] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 47.485657] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 47.494326] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 47.505272] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 47.513525] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 47.521888] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 47.533490] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 47.543482] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.552039] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.560690] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.567035] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.574567] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 47.583340] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 47.593383] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 47.602307] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 47.611565] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 47.620337] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.629770] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.638215] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.646983] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.657955] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.664328] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.672149] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 47.680413] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 47.688089] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 47.695839] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 47.703454] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.711465] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.719553] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.725908] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.732892] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 47.740639] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 47.750808] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.760604] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 47.771764] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.779704] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 47.786818] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 47.795475] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 47.806476] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.814454] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 47.824699] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 47.833472] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 47.851206] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 47.859720] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.866926] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 47.876640] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 47.885114] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 47.893079] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 47.900820] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 47.908771] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 47.916331] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 47.926948] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 47.936342] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 47.946901] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 47.954729] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 47.962485] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 47.970176] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 47.977891] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.985242] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 47.993365] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 48.001195] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 48.009350] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 48.019053] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 48.026738] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 48.035547] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 48.045389] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 48.055842] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 48.064246] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 48.072126] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 48.080003] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 48.087379] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 48.094983] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 48.102678] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 48.110266] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 48.117753] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 48.125314] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 48.133357] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 48.141291] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 48.151138] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 48.164410] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 48.171193] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 48.181263] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 48.187282] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 48.205094] 8021q: adding VLAN 0 to HW filter on device bond0 [ 48.211595] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 48.219753] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 48.229231] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 48.235244] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 48.244336] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 48.252670] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 48.266244] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 48.280462] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 48.288214] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 48.295703] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 48.305295] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 48.315974] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 48.325787] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 48.333134] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 48.342395] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 48.353182] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 48.361579] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 48.369666] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 48.376538] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 48.384535] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 48.395182] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 48.401398] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 48.410341] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 48.424550] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 48.431361] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 48.440003] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 48.447997] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 48.454722] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 48.463433] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 48.474718] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 48.483681] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 48.489982] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 48.503321] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 48.515240] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 48.526496] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 48.535896] 8021q: adding VLAN 0 to HW filter on device team0 [ 48.546259] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 48.554627] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 48.562413] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 48.571281] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 48.581979] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 48.593858] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 48.602569] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 48.609697] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 48.618578] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.626114] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.632525] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.639799] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 48.652077] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 48.662928] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 48.673398] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 48.686543] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 48.694525] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 48.708555] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 48.716200] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 48.723369] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 48.731383] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.739079] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.745431] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.752384] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 48.759449] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 48.769427] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 48.780857] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready [ 48.790411] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 48.804479] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 48.815767] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 48.824326] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 48.832602] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 48.840894] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 48.850892] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 48.862594] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 48.873749] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready [ 48.883157] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 48.900320] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 48.908896] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 48.918502] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 48.926350] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.934874] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready [ 48.944191] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready [ 48.952987] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 48.961958] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 48.979789] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 48.988018] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 48.995809] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 49.004395] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 49.012625] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 49.025543] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 49.038094] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 49.045172] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 49.053252] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 49.068605] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.080998] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready [ 49.095448] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 49.105046] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 49.113002] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 49.120729] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 49.130282] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 49.138481] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 49.145468] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 49.153245] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 49.161906] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 49.174128] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready [ 49.184126] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 49.194856] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 49.203227] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 49.210311] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 49.221484] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 49.229069] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 49.235591] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 49.243712] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 49.252394] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 49.260695] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 49.268699] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 49.278180] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 49.284186] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 49.292255] device veth0_vlan entered promiscuous mode [ 49.302980] device veth1_vlan entered promiscuous mode [ 49.309799] IPv6: ADDRCONF(NETDEV_UP): macvlan0: link is not ready [ 49.319518] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready [ 49.330243] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 49.338059] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 49.344907] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 49.358739] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready [ 49.366130] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 49.374518] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 49.383489] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 49.392119] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 49.400808] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 49.408719] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 49.415657] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 49.422822] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 49.430898] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 49.439862] device veth0_vlan entered promiscuous mode [ 49.448412] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready [ 49.457084] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 49.464599] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 49.472621] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 49.481146] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 49.488826] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 49.495505] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 49.502863] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 49.509941] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 49.518187] IPv6: ADDRCONF(NETDEV_UP): macvlan1: link is not ready [ 49.525586] device veth0_vlan entered promiscuous mode [ 49.533620] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 49.541489] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 49.548278] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 49.555532] device veth0_vlan entered promiscuous mode [ 49.566334] device veth1_vlan entered promiscuous mode [ 49.572603] IPv6: ADDRCONF(NETDEV_UP): macvlan0: link is not ready [ 49.585355] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 49.596028] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready [ 49.605787] device veth0_vlan entered promiscuous mode [ 49.616441] IPv6: ADDRCONF(NETDEV_UP): macvlan1: link is not ready [ 49.626393] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 49.633546] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 49.641865] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 49.649342] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 49.657158] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 49.664405] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 49.672090] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 49.680026] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 49.690140] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 49.698752] device veth1_vlan entered promiscuous mode [ 49.710239] device veth0_macvtap entered promiscuous mode [ 49.716487] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 49.724641] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 49.731833] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 49.739115] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 49.752110] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 49.760756] device veth1_vlan entered promiscuous mode [ 49.769899] device veth1_vlan entered promiscuous mode [ 49.782647] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 49.795890] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready [ 49.839154] device veth1_macvtap entered promiscuous mode [ 49.852818] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 49.862417] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 49.871143] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 49.880749] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 49.891405] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 49.904548] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 49.915397] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 49.923561] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 49.931823] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 49.939843] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 49.948030] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 49.955616] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 49.965104] device veth0_macvtap entered promiscuous mode [ 49.971762] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 49.981144] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 49.990690] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 49.998141] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 50.006775] device veth1_macvtap entered promiscuous mode [ 50.014871] IPv6: ADDRCONF(NETDEV_UP): macsec0: link is not ready [ 50.021726] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 50.029456] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 50.036444] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 50.045137] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 50.052838] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 50.060900] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 50.074191] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 50.081257] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 50.088601] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 50.097653] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready [ 50.108933] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 50.118473] device veth0_macvtap entered promiscuous mode [ 50.124539] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 50.134235] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 50.144852] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 50.152459] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 50.160756] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 50.168527] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 50.175745] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 50.183851] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 50.191576] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 50.199281] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 50.206496] device veth0_vlan entered promiscuous mode [ 50.213767] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 50.223810] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 50.235484] device veth0_macvtap entered promiscuous mode [ 50.243032] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 50.253553] device veth1_macvtap entered promiscuous mode [ 50.260594] IPv6: ADDRCONF(NETDEV_UP): macsec0: link is not ready [ 50.270342] device veth1_vlan entered promiscuous mode [ 50.276252] IPv6: ADDRCONF(NETDEV_UP): macvlan0: link is not ready [ 50.289209] device veth1_macvtap entered promiscuous mode [ 50.295639] IPv6: ADDRCONF(NETDEV_UP): macsec0: link is not ready [ 50.307894] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 50.318065] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 50.327357] IPv6: ADDRCONF(NETDEV_UP): macvlan1: link is not ready [ 50.333953] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 50.345091] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 50.356703] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 50.365348] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 50.373913] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 50.381868] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 50.393230] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 50.406633] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 50.418779] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 50.429172] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 50.440926] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 50.450100] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 50.458637] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 50.465827] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 50.476569] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 50.484009] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 50.491296] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 50.498429] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 50.505994] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 50.513944] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 50.522194] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 50.529874] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 50.537684] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 50.546321] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 50.557773] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 50.568461] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 50.575769] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 50.585595] device veth0_macvtap entered promiscuous mode [ 50.592369] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 50.605239] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 50.615943] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 50.627649] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 50.636774] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 50.647176] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 50.657545] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 50.664424] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 50.671095] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 50.679419] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 50.687796] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 50.695627] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 50.703954] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 50.722164] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 50.733844] device veth1_macvtap entered promiscuous mode [ 50.749281] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 50.769608] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 50.779256] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 50.789553] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 50.798793] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 50.808589] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 50.819052] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 50.825967] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 50.835721] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 50.856572] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 50.871664] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 50.885371] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 50.896580] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 50.906047] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 50.915936] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 50.927555] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 50.936664] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 50.948341] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 50.957817] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 50.967884] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 50.978124] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 50.985263] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 51.004972] device veth0_macvtap entered promiscuous mode [ 51.011912] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 51.024792] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 51.032767] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 51.041191] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 51.049809] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 51.064986] device veth1_macvtap entered promiscuous mode [ 51.075442] IPv6: ADDRCONF(NETDEV_UP): macsec0: link is not ready [ 51.089694] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 51.103032] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 51.113322] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 51.124378] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 51.133923] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 51.143884] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 51.153624] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 51.163393] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 51.173484] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 51.180658] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 51.199715] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 51.211571] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 51.224858] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 51.234015] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 51.243440] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 51.254491] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 51.264196] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 51.275490] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 51.285084] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 51.295206] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 51.304662] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 51.314841] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 51.325060] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 51.332941] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 51.350118] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 51.364189] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 51.381829] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 51.399861] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 51.410237] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 51.424946] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 51.435613] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 51.444839] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 51.455311] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 51.464839] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 51.474793] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 51.484597] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 51.494702] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 51.505058] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 51.512449] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 51.522257] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 51.530354] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 51.547347] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 51.562888] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 51.572943] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 51.583313] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 51.592724] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 51.602473] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 51.612179] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 51.622778] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 51.631971] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 51.642038] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 51.652274] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 51.659613] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 51.687728] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 51.695559] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 2020/09/02 13:39:23 executed programs: 6 [ 52.524911] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 52.547119] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 52.566196] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 52.596144] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 52.620166] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 52.676114] FAULT_INJECTION: forcing a failure. [ 52.676114] name failslab, interval 1, probability 0, space 0, times 1 [ 52.689856] CPU: 0 PID: 7956 Comm: syz-executor.4 Not tainted 4.19.142-syzkaller #0 [ 52.697669] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.707013] Call Trace: [ 52.709598] dump_stack+0x17c/0x22a [ 52.713218] should_fail.cold.2+0x5/0xb [ 52.717173] ? __local_bh_enable_ip+0x160/0x250 [ 52.721824] ? setup_fault_attr+0x220/0x220 [ 52.726120] ? __local_bh_enable_ip+0x160/0x250 [ 52.730776] ? trace_hardirqs_on+0x28/0x190 [ 52.735086] __should_failslab+0xba/0xf0 [ 52.739125] should_failslab+0x9/0x14 [ 52.742917] kmem_cache_alloc_trace+0x4b/0x3a0 [ 52.747484] addr_event.isra.8.part.9+0x62/0x410 [ 52.752232] inet6addr_event+0x125/0x1b0 [ 52.756278] ? addr_event.isra.8.part.9+0x410/0x410 [ 52.761278] ? lock_downgrade+0x860/0x860 [ 52.765430] notifier_call_chain+0x8a/0x160 [ 52.769750] __atomic_notifier_call_chain+0x6d/0x110 [ 52.774871] atomic_notifier_call_chain+0x11/0x20 [ 52.779738] inet6addr_notifier_call_chain+0x16/0x20 [ 52.784845] addrconf_ifdown+0x669/0xee0 [ 52.788913] ? nf_ct_iterate_cleanup+0x178/0x380 [ 52.793671] addrconf_notify+0x5f0/0x1fa0 [ 52.797834] ? nf_ct_alloc_hashtable+0xf0/0xf0 [ 52.802418] ? get_netdev_for_sock+0x330/0x330 [ 52.807020] ? inet6_ifinfo_notify+0x100/0x100 [ 52.811643] ? _raw_spin_unlock_bh+0x30/0x40 [ 52.816077] notifier_call_chain+0x8a/0x160 [ 52.820392] ? notifier_call_chain+0x8a/0x160 [ 52.824888] raw_notifier_call_chain+0x11/0x20 [ 52.829464] call_netdevice_notifiers_info+0x28/0x60 [ 52.834563] dev_close_many+0x2c6/0x640 [ 52.838536] ? avc_has_extended_perms+0xfe0/0xfe0 [ 52.843407] ? __dev_close_many+0x2b0/0x2b0 [ 52.847731] dev_close.part.19+0xed/0x1a0 [ 52.851869] ? dev_set_mac_address+0x320/0x320 [ 52.856449] dev_change_net_namespace+0x90d/0xc10 [ 52.861322] ? selinux_capable+0x1b/0x20 [ 52.865380] ? dev_close+0x50/0x50 [ 52.868913] ? ns_capable_common+0x5e/0xd0 [ 52.873145] ? ns_capable+0xb/0x10 [ 52.876676] ? __netlink_ns_capable+0xc3/0xf0 [ 52.881168] ? netlink_ns_capable+0xd/0x10 [ 52.885399] do_setlink+0x1de/0x2ec0 [ 52.890068] ? rtnl_link_get_net_capable.constprop.17+0x1e0/0x1e0 [ 52.896417] ? __lock_acquire+0x764/0x47c0 [ 52.900653] ? kasan_check_read+0x11/0x20 [ 52.904808] ? __lock_acquire+0x764/0x47c0 [ 52.909039] ? __lock_acquire+0x764/0x47c0 [ 52.913282] rtnl_newlink+0xa1d/0x1320 [ 52.917172] ? rtnl_link_unregister+0x280/0x280 [ 52.921862] ? is_bpf_text_address+0x60/0xe0 [ 52.926281] ? kasan_check_read+0x11/0x20 [ 52.930429] ? is_bpf_text_address+0x7d/0xe0 [ 52.934834] ? kernel_text_address+0x79/0xf0 [ 52.939246] ? __lock_acquire+0x764/0x47c0 [ 52.943493] ? __lock_acquire+0x764/0x47c0 [ 52.947727] ? trace_hardirqs_off+0x41/0x180 [ 52.953095] ? mark_held_locks+0x130/0x130 [ 52.957352] ? mark_held_locks+0x130/0x130 [ 52.961593] ? __lock_acquire+0x764/0x47c0 [ 52.965829] ? dev_hard_start_xmit+0x160/0x6e0 [ 52.970415] ? __dev_queue_xmit+0x1ca6/0x2900 [ 52.975342] ? dev_queue_xmit+0xb/0x10 [ 52.979226] ? netlink_deliver_tap+0x77e/0xb00 [ 52.983803] ? netlink_unicast+0x412/0x660 [ 52.988032] ? netlink_sendmsg+0x666/0xc50 [ 52.996191] ? sock_sendmsg+0xac/0xf0 [ 53.000270] ? ___sys_sendmsg+0x647/0x950 [ 53.004418] ? __sys_sendmsg+0xd9/0x180 [ 53.008388] ? __x64_sys_sendmsg+0x73/0xb0 [ 53.012624] ? do_syscall_64+0xd0/0x4e0 [ 53.016602] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.022054] ? mark_held_locks+0x130/0x130 [ 53.026290] ? avc_has_perm_noaudit+0x170/0x2d0 [ 53.030954] ? lock_downgrade+0x860/0x860 [ 53.035188] ? kasan_check_read+0x11/0x20 [ 53.039368] ? avc_has_perm_noaudit+0x18d/0x2d0 [ 53.044066] ? rtnetlink_rcv_msg+0x2d6/0x950 [ 53.048538] rtnetlink_rcv_msg+0x34f/0x950 [ 53.052769] ? rtnl_calcit.isra.10+0x360/0x360 [ 53.057350] ? sock_queue_err_skb+0x6b0/0x6b0 [ 53.061849] netlink_rcv_skb+0x13e/0x3d0 [ 53.065906] ? lock_downgrade+0x860/0x860 [ 53.070052] ? rtnl_calcit.isra.10+0x360/0x360 [ 53.074630] ? netlink_ack+0x980/0x980 [ 53.078513] ? netlink_deliver_tap+0x182/0xb00 [ 53.083215] rtnetlink_rcv+0x10/0x20 [ 53.086921] netlink_unicast+0x443/0x660 [ 53.091027] ? netlink_sendskb+0x40/0x40 [ 53.095108] ? _copy_from_iter_full+0x189/0x760 [ 53.099776] netlink_sendmsg+0x666/0xc50 [ 53.103821] ? nlmsg_notify+0x110/0x110 [ 53.107782] ? copy_msghdr_from_user+0x20b/0x3e0 [ 53.112552] ? selinux_socket_sendmsg+0x31/0x40 [ 53.117331] ? nlmsg_notify+0x110/0x110 [ 53.121302] sock_sendmsg+0xac/0xf0 [ 53.124971] ___sys_sendmsg+0x647/0x950 [ 53.128929] ? get_pid_task+0x80/0x110 [ 53.132822] ? lock_downgrade+0x860/0x860 [ 53.137057] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 53.141815] ? __fget+0x285/0x400 [ 53.145268] ? kasan_check_read+0x11/0x20 [ 53.149445] ? __fget+0x2a2/0x400 [ 53.152934] ? do_dup2+0x3f0/0x3f0 [ 53.156466] ? kernel_read+0x130/0x130 [ 53.160370] ? __f_unlock_pos+0xd/0x10 [ 53.164250] ? __fget_light+0x174/0x1e0 [ 53.168214] ? __fdget+0xe/0x10 [ 53.171504] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 53.177294] __sys_sendmsg+0xd9/0x180 [ 53.181107] ? __ia32_sys_shutdown+0x70/0x70 [ 53.185511] ? __sb_end_write+0xa4/0xd0 [ 53.189489] ? kasan_check_write+0x14/0x20 [ 53.193716] ? fput+0x18/0x120 [ 53.196909] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.202288] __x64_sys_sendmsg+0x73/0xb0 [ 53.206357] do_syscall_64+0xd0/0x4e0 [ 53.210167] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.215357] RIP: 0033:0x45cc79 [ 53.218523] Code: 2d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 53.237406] RSP: 002b:00007fbb7f5dfc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 53.245100] RAX: ffffffffffffffda RBX: 000000000002c080 RCX: 000000000045cc79 [ 53.252360] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 53.259604] RBP: 00007fbb7f5dfca0 R08: 0000000000000000 R09: 0000000000000000 [ 53.266855] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016 [ 53.274108] R13: 00007ffc3da80daf R14: 00007fbb7f5e09c0 R15: 000000000078bf0c [ 53.578249] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 53.591840] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 53.609546] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 53.626551] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 53.638455] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 54.054370] FAULT_INJECTION: forcing a failure. [ 54.054370] name failslab, interval 1, probability 0, space 0, times 0 [ 54.065892] CPU: 1 PID: 8044 Comm: syz-executor.4 Not tainted 4.19.142-syzkaller #0 [ 54.073857] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.083200] Call Trace: [ 54.085789] dump_stack+0x17c/0x22a [ 54.089410] should_fail.cold.2+0x5/0xb [ 54.093376] ? setup_fault_attr+0x220/0x220 [ 54.097682] ? mark_held_locks+0xc7/0x130 [ 54.101819] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 54.106899] ? skb_dequeue+0x115/0x1a0 [ 54.110877] __should_failslab+0xba/0xf0 [ 54.114940] should_failslab+0x9/0x14 [ 54.118734] __kmalloc_track_caller+0x6b/0x3d0 [ 54.123309] ? sctp_addr_wq_mgmt+0x228/0x700 [ 54.127705] kmemdup+0x1d/0x40 [ 54.130900] sctp_addr_wq_mgmt+0x228/0x700 [ 54.135126] ? kasan_check_write+0x14/0x20 [ 54.139362] ? do_raw_spin_lock+0xd0/0x240 [ 54.143598] sctp_inetaddr_event+0x1bb/0x710 [ 54.148172] ? fib_disable_ip+0x63/0x80 [ 54.152179] notifier_call_chain+0x8a/0x160 [ 54.156501] blocking_notifier_call_chain+0x6b/0xa0 [ 54.161523] __inet_del_ifa+0x447/0xb80 [ 54.165477] inetdev_event+0x7bb/0xd70 [ 54.169356] ? inetdev_init+0x410/0x410 [ 54.173315] ? up_read+0x1a/0x110 [ 54.176766] notifier_call_chain+0x8a/0x160 [ 54.181071] raw_notifier_call_chain+0x11/0x20 [ 54.185633] call_netdevice_notifiers_info+0x28/0x60 [ 54.190750] dev_change_net_namespace+0x1da/0xc10 [ 54.195589] ? selinux_capable+0x1b/0x20 [ 54.199636] ? dev_close+0x50/0x50 [ 54.203165] ? ns_capable_common+0x5e/0xd0 [ 54.207387] ? ns_capable+0xb/0x10 [ 54.210957] ? netlink_ns_capable+0xd/0x10 [ 54.215222] do_setlink+0x1de/0x2ec0 [ 54.218933] ? rtnl_link_get_net_capable.constprop.17+0x1e0/0x1e0 [ 54.225157] ? __lock_acquire+0x764/0x47c0 [ 54.229378] ? kasan_check_read+0x11/0x20 [ 54.233534] ? mark_held_locks+0x130/0x130 [ 54.237770] ? __lock_acquire+0x764/0x47c0 [ 54.241987] ? __lock_acquire+0x764/0x47c0 [ 54.246220] rtnl_newlink+0xa1d/0x1320 [ 54.250089] ? rtnl_link_unregister+0x280/0x280 [ 54.254741] ? is_bpf_text_address+0x60/0xe0 [ 54.259143] ? kasan_check_read+0x11/0x20 [ 54.263287] ? is_bpf_text_address+0x7d/0xe0 [ 54.267712] ? kernel_text_address+0x79/0xf0 [ 54.272192] ? __lock_acquire+0x764/0x47c0 [ 54.276422] ? __lock_acquire+0x764/0x47c0 [ 54.280637] ? trace_hardirqs_off+0x41/0x180 [ 54.285044] ? mark_held_locks+0x130/0x130 [ 54.289341] ? mark_held_locks+0x130/0x130 [ 54.293554] ? __lock_acquire+0x764/0x47c0 [ 54.297770] ? dev_hard_start_xmit+0x160/0x6e0 [ 54.302342] ? __dev_queue_xmit+0x1ca6/0x2900 [ 54.306847] ? dev_queue_xmit+0xb/0x10 [ 54.310738] ? netlink_deliver_tap+0x77e/0xb00 [ 54.315301] ? netlink_unicast+0x412/0x660 [ 54.319515] ? netlink_sendmsg+0x666/0xc50 [ 54.323730] ? sock_sendmsg+0xac/0xf0 [ 54.327510] ? ___sys_sendmsg+0x647/0x950 [ 54.331637] ? __sys_sendmsg+0xd9/0x180 [ 54.335689] ? __x64_sys_sendmsg+0x73/0xb0 [ 54.339923] ? do_syscall_64+0xd0/0x4e0 [ 54.343888] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.349231] ? mark_held_locks+0x130/0x130 [ 54.353455] ? avc_has_perm_noaudit+0x170/0x2d0 [ 54.358108] ? lock_downgrade+0x860/0x860 [ 54.362244] ? kasan_check_read+0x11/0x20 [ 54.366387] ? avc_has_perm_noaudit+0x18d/0x2d0 [ 54.371056] ? rtnetlink_rcv_msg+0x2d6/0x950 [ 54.375466] rtnetlink_rcv_msg+0x34f/0x950 [ 54.379699] ? rtnl_calcit.isra.10+0x360/0x360 [ 54.384272] ? sock_queue_err_skb+0x6b0/0x6b0 [ 54.388746] netlink_rcv_skb+0x13e/0x3d0 [ 54.392790] ? lock_downgrade+0x860/0x860 [ 54.396932] ? rtnl_calcit.isra.10+0x360/0x360 [ 54.401522] ? netlink_ack+0x980/0x980 [ 54.405397] ? netlink_deliver_tap+0x182/0xb00 [ 54.409960] rtnetlink_rcv+0x10/0x20 [ 54.413661] netlink_unicast+0x443/0x660 [ 54.417711] ? netlink_sendskb+0x40/0x40 [ 54.421767] ? _copy_from_iter_full+0x189/0x760 [ 54.426434] netlink_sendmsg+0x666/0xc50 [ 54.430500] ? nlmsg_notify+0x110/0x110 [ 54.434464] ? copy_msghdr_from_user+0x20b/0x3e0 [ 54.439207] ? selinux_socket_sendmsg+0x31/0x40 [ 54.443866] ? nlmsg_notify+0x110/0x110 [ 54.447848] sock_sendmsg+0xac/0xf0 [ 54.451452] ___sys_sendmsg+0x647/0x950 [ 54.455419] ? get_pid_task+0x80/0x110 [ 54.459309] ? lock_downgrade+0x860/0x860 [ 54.463457] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 54.468214] ? __fget+0x285/0x400 [ 54.471679] ? kasan_check_read+0x11/0x20 [ 54.475819] ? __fget+0x2a2/0x400 [ 54.479257] ? do_dup2+0x3f0/0x3f0 [ 54.482786] ? kernel_read+0x130/0x130 [ 54.486664] ? __f_unlock_pos+0xd/0x10 [ 54.490743] ? __fget_light+0x174/0x1e0 [ 54.494706] ? __fdget+0xe/0x10 [ 54.497972] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 54.502810] __sys_sendmsg+0xd9/0x180 [ 54.506619] ? __ia32_sys_shutdown+0x70/0x70 [ 54.511005] ? __sb_end_write+0xa4/0xd0 [ 54.514961] ? kasan_check_write+0x14/0x20 [ 54.519179] ? fput+0x18/0x120 [ 54.522375] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.527720] __x64_sys_sendmsg+0x73/0xb0 [ 54.531767] do_syscall_64+0xd0/0x4e0 [ 54.535565] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.540745] RIP: 0033:0x45cc79 [ 54.543930] Code: 2d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 54.563192] RSP: 002b:00007fbb7f5dfc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 54.571186] RAX: ffffffffffffffda RBX: 000000000002c080 RCX: 000000000045cc79 [ 54.578498] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 54.585873] RBP: 00007fbb7f5dfca0 R08: 0000000000000000 R09: 0000000000000000 [ 54.593141] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016 [ 54.602395] R13: 00007ffc3da80daf R14: 00007fbb7f5e09c0 R15: 000000000078bf0c [ 54.626456] Bluetooth: hci0: command 0x0409 tx timeout [ 54.836754] Bluetooth: hci1: command 0x0409 tx timeout [ 54.997855] Bluetooth: hci3: command 0x0409 tx timeout [ 55.003518] Bluetooth: hci2: command 0x0409 tx timeout [ 55.036882] FAULT_INJECTION: forcing a failure. [ 55.036882] name failslab, interval 1, probability 0, space 0, times 0 [ 55.053953] CPU: 0 PID: 8096 Comm: syz-executor.4 Not tainted 4.19.142-syzkaller #0 [ 55.061761] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.071226] Call Trace: [ 55.073816] dump_stack+0x17c/0x22a [ 55.077452] should_fail.cold.2+0x5/0xb [ 55.081426] ? setup_fault_attr+0x220/0x220 [ 55.085740] __should_failslab+0xba/0xf0 [ 55.089788] should_failslab+0x9/0x14 [ 55.093571] kmem_cache_alloc_node_trace+0x252/0x3e0 [ 55.098673] __kmalloc_node_track_caller+0x3c/0x70 [ 55.103602] __kmalloc_reserve.isra.9+0x2c/0xc0 [ 55.108272] ? __alloc_skb+0xa7/0x580 [ 55.112048] __alloc_skb+0xd7/0x580 [ 55.115684] ? __kmalloc_reserve.isra.9+0xc0/0xc0 [ 55.120522] ? alloc_uevent_skb+0x220/0x220 [ 55.124851] alloc_uevent_skb+0x84/0x220 [ 55.128953] kobject_uevent_env+0xc20/0xf20 [ 55.133265] ? __local_bh_enable_ip+0x160/0x250 [ 55.137924] ? trace_hardirqs_on+0x28/0x190 [ 55.142252] ? dev_mc_flush+0x2d/0x40 [ 55.146049] ? dev_mc_flush+0x2d/0x40 [ 55.149832] kobject_uevent+0xb/0x10 [ 55.153534] dev_change_net_namespace+0x717/0xc10 [ 55.158378] ? dev_close+0x50/0x50 [ 55.162019] ? ns_capable_common+0x5e/0xd0 [ 55.166253] ? ns_capable+0xb/0x10 [ 55.169772] ? netlink_ns_capable+0xd/0x10 [ 55.173985] do_setlink+0x1de/0x2ec0 [ 55.177684] ? _raw_spin_unlock_irq+0x60/0x90 [ 55.182197] ? rtnl_link_get_net_capable.constprop.17+0x1e0/0x1e0 [ 55.188415] ? __lock_acquire+0x764/0x47c0 [ 55.192645] ? mark_held_locks+0xc7/0x130 [ 55.196782] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 55.201536] ? __lock_acquire+0x764/0x47c0 [ 55.205775] rtnl_newlink+0xa1d/0x1320 [ 55.209652] ? rtnl_link_unregister+0x280/0x280 [ 55.214308] ? __lock_acquire+0x764/0x47c0 [ 55.218535] ? mark_held_locks+0x130/0x130 [ 55.222752] ? get_page_from_freelist+0x119f/0x4520 [ 55.227764] ? __lock_acquire+0x764/0x47c0 [ 55.231972] ? __lock_acquire+0x764/0x47c0 [ 55.236200] ? __lock_acquire+0x764/0x47c0 [ 55.240452] ? mark_held_locks+0x130/0x130 [ 55.244690] ? mark_held_locks+0x130/0x130 [ 55.248906] ? __lock_acquire+0x764/0x47c0 [ 55.253758] ? mark_held_locks+0x130/0x130 [ 55.258100] ? mark_held_locks+0x130/0x130 [ 55.262333] ? avc_has_perm_noaudit+0x170/0x2d0 [ 55.267030] ? lock_downgrade+0x860/0x860 [ 55.271168] ? kasan_check_read+0x11/0x20 [ 55.275316] ? avc_has_perm_noaudit+0x18d/0x2d0 [ 55.280024] ? rtnetlink_rcv_msg+0x2d6/0x950 [ 55.284428] rtnetlink_rcv_msg+0x34f/0x950 [ 55.288665] ? rtnl_calcit.isra.10+0x360/0x360 [ 55.293266] ? __netlink_lookup+0x2fd/0x630 [ 55.297570] ? lock_downgrade+0x860/0x860 [ 55.301733] netlink_rcv_skb+0x13e/0x3d0 [ 55.305781] ? lock_downgrade+0x860/0x860 [ 55.309912] ? rtnl_calcit.isra.10+0x360/0x360 [ 55.314493] ? netlink_ack+0x980/0x980 [ 55.316470] Bluetooth: hci5: command 0x0409 tx timeout [ 55.318384] ? netlink_deliver_tap+0x182/0xb00 [ 55.328243] ? kasan_check_read+0x11/0x20 [ 55.332396] rtnetlink_rcv+0x10/0x20 [ 55.336105] netlink_unicast+0x443/0x660 [ 55.340163] ? netlink_sendskb+0x40/0x40 [ 55.344212] ? _copy_from_iter_full+0x189/0x760 [ 55.348877] netlink_sendmsg+0x666/0xc50 [ 55.352931] ? nlmsg_notify+0x110/0x110 [ 55.356907] ? copy_msghdr_from_user+0x20b/0x3e0 [ 55.361655] ? selinux_socket_sendmsg+0x31/0x40 [ 55.366311] ? nlmsg_notify+0x110/0x110 [ 55.370533] sock_sendmsg+0xac/0xf0 [ 55.374166] ___sys_sendmsg+0x647/0x950 [ 55.378145] ? get_pid_task+0x80/0x110 [ 55.382023] ? lock_downgrade+0x860/0x860 [ 55.386158] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 55.390912] ? __fget+0x285/0x400 [ 55.394365] ? kasan_check_read+0x11/0x20 [ 55.398510] ? __fget+0x2a2/0x400 [ 55.401950] ? do_dup2+0x3f0/0x3f0 [ 55.405503] ? kernel_read+0x130/0x130 [ 55.409375] ? __f_unlock_pos+0xd/0x10 [ 55.413240] ? __fget_light+0x174/0x1e0 [ 55.417208] ? __fdget+0xe/0x10 [ 55.420496] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 55.425338] __sys_sendmsg+0xd9/0x180 [ 55.429139] ? __ia32_sys_shutdown+0x70/0x70 [ 55.433528] ? __sb_end_write+0xa4/0xd0 [ 55.437489] ? kasan_check_write+0x14/0x20 [ 55.441726] ? fput+0x18/0x120 [ 55.444909] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.450253] __x64_sys_sendmsg+0x73/0xb0 [ 55.454306] do_syscall_64+0xd0/0x4e0 [ 55.458103] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.463292] RIP: 0033:0x45cc79 [ 55.466515] Code: 2d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 55.485404] RSP: 002b:00007fbb7f5dfc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 55.493104] RAX: ffffffffffffffda RBX: 000000000002c080 RCX: 000000000045cc79 [ 55.500359] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 55.507621] RBP: 00007fbb7f5dfca0 R08: 0000000000000000 R09: 0000000000000000 [ 55.514900] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016 [ 55.522249] R13: 00007ffc3da80daf R14: 00007fbb7f5e09c0 R15: 000000000078bf0c [ 55.532777] Bluetooth: hci4: command 0x0409 tx timeout [ 55.695748] FAULT_INJECTION: forcing a failure. [ 55.695748] name failslab, interval 1, probability 0, space 0, times 0 [ 55.707327] CPU: 1 PID: 8137 Comm: syz-executor.2 Not tainted 4.19.142-syzkaller #0 [ 55.715121] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.724482] Call Trace: [ 55.727065] dump_stack+0x17c/0x22a [ 55.730701] should_fail.cold.2+0x5/0xb [ 55.734672] ? setup_fault_attr+0x220/0x220 [ 55.738989] ? lock_downgrade+0x860/0x860 [ 55.743131] ? ___preempt_schedule+0x16/0x18 [ 55.747536] __should_failslab+0xba/0xf0 [ 55.751589] should_failslab+0x9/0x14 [ 55.755380] __kmalloc_track_caller+0x6b/0x3d0 [ 55.759967] ? sctp_addr_wq_mgmt+0x228/0x700 [ 55.764370] kmemdup+0x1d/0x40 [ 55.767555] sctp_addr_wq_mgmt+0x228/0x700 [ 55.771782] ? kasan_check_write+0x14/0x20 [ 55.776024] ? do_raw_spin_lock+0xd0/0x240 [ 55.780255] sctp_inet6addr_event+0x1e1/0x8d0 [ 55.784750] notifier_call_chain+0x8a/0x160 [ 55.789070] __atomic_notifier_call_chain+0x6d/0x110 [ 55.794168] atomic_notifier_call_chain+0x11/0x20 [ 55.799004] inet6addr_notifier_call_chain+0x16/0x20 [ 55.804100] addrconf_ifdown+0x669/0xee0 [ 55.808166] ? nf_ct_iterate_cleanup+0x178/0x380 [ 55.812920] addrconf_notify+0x5f0/0x1fa0 [ 55.817407] ? nf_ct_alloc_hashtable+0xf0/0xf0 [ 55.822943] ? get_netdev_for_sock+0x330/0x330 [ 55.827535] ? inet6_ifinfo_notify+0x100/0x100 [ 55.832095] ? _raw_spin_unlock_bh+0x30/0x40 [ 55.836507] notifier_call_chain+0x8a/0x160 [ 55.840809] ? notifier_call_chain+0x8a/0x160 [ 55.845300] raw_notifier_call_chain+0x11/0x20 [ 55.849858] call_netdevice_notifiers_info+0x28/0x60 [ 55.854945] dev_close_many+0x2c6/0x640 [ 55.858899] ? avc_has_extended_perms+0xfe0/0xfe0 [ 55.863735] ? __dev_close_many+0x2b0/0x2b0 [ 55.868043] dev_close.part.19+0xed/0x1a0 [ 55.872180] ? dev_set_mac_address+0x320/0x320 [ 55.876740] dev_change_net_namespace+0x90d/0xc10 [ 55.881588] ? selinux_capable+0x1b/0x20 [ 55.885630] ? dev_close+0x50/0x50 [ 55.889155] ? ns_capable_common+0x5e/0xd0 [ 55.893370] ? ns_capable+0xb/0x10 [ 55.896991] ? __netlink_ns_capable+0xc3/0xf0 [ 55.901553] ? netlink_ns_capable+0xd/0x10 [ 55.905773] do_setlink+0x1de/0x2ec0 [ 55.909486] ? rtnl_link_get_net_capable.constprop.17+0x1e0/0x1e0 [ 55.915721] ? __lock_acquire+0x764/0x47c0 [ 55.919942] ? kasan_check_read+0x11/0x20 [ 55.924081] ? __lock_acquire+0x764/0x47c0 [ 55.928297] ? __lock_acquire+0x764/0x47c0 [ 55.932544] rtnl_newlink+0xa1d/0x1320 [ 55.936438] ? rtnl_link_unregister+0x280/0x280 [ 55.941089] ? is_bpf_text_address+0x60/0xe0 [ 55.945511] ? kasan_check_read+0x11/0x20 [ 55.949666] ? is_bpf_text_address+0x7d/0xe0 [ 55.954140] ? kernel_text_address+0x79/0xf0 [ 55.958526] ? __lock_acquire+0x764/0x47c0 [ 55.962739] ? __lock_acquire+0x764/0x47c0 [ 55.966972] ? trace_hardirqs_off+0x41/0x180 [ 55.971356] ? mark_held_locks+0x130/0x130 [ 55.975564] ? mark_held_locks+0x130/0x130 [ 55.979776] ? __lock_acquire+0x764/0x47c0 [ 55.983994] ? dev_hard_start_xmit+0x160/0x6e0 [ 55.988561] ? __dev_queue_xmit+0x1ca6/0x2900 [ 55.993041] ? dev_queue_xmit+0xb/0x10 [ 55.996937] ? netlink_deliver_tap+0x77e/0xb00 [ 56.001491] ? netlink_unicast+0x412/0x660 [ 56.005702] ? netlink_sendmsg+0x666/0xc50 [ 56.009910] ? sock_sendmsg+0xac/0xf0 [ 56.013704] ? ___sys_sendmsg+0x647/0x950 [ 56.017915] ? __sys_sendmsg+0xd9/0x180 [ 56.021870] ? __x64_sys_sendmsg+0x73/0xb0 [ 56.026093] ? do_syscall_64+0xd0/0x4e0 [ 56.030044] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.035416] ? mark_held_locks+0x130/0x130 [ 56.039635] ? avc_has_perm_noaudit+0x170/0x2d0 [ 56.044309] ? lock_downgrade+0x860/0x860 [ 56.048434] ? kasan_check_read+0x11/0x20 [ 56.052577] ? avc_has_perm_noaudit+0x18d/0x2d0 [ 56.057247] ? rtnetlink_rcv_msg+0x2d6/0x950 [ 56.061630] rtnetlink_rcv_msg+0x34f/0x950 [ 56.065845] ? rtnl_calcit.isra.10+0x360/0x360 [ 56.070417] ? sock_queue_err_skb+0x6b0/0x6b0 [ 56.074904] netlink_rcv_skb+0x13e/0x3d0 [ 56.078939] ? lock_downgrade+0x860/0x860 [ 56.083070] ? rtnl_calcit.isra.10+0x360/0x360 [ 56.087721] ? netlink_ack+0x980/0x980 [ 56.091616] ? netlink_deliver_tap+0x182/0xb00 [ 56.096176] rtnetlink_rcv+0x10/0x20 [ 56.099872] netlink_unicast+0x443/0x660 [ 56.103918] ? netlink_sendskb+0x40/0x40 [ 56.107964] ? _copy_from_iter_full+0x189/0x760 [ 56.112639] netlink_sendmsg+0x666/0xc50 [ 56.116687] ? nlmsg_notify+0x110/0x110 [ 56.120664] ? copy_msghdr_from_user+0x20b/0x3e0 [ 56.125406] ? selinux_socket_sendmsg+0x31/0x40 [ 56.130066] ? nlmsg_notify+0x110/0x110 [ 56.134036] sock_sendmsg+0xac/0xf0 [ 56.137647] ___sys_sendmsg+0x647/0x950 [ 56.141604] ? get_pid_task+0x80/0x110 [ 56.145465] ? lock_downgrade+0x860/0x860 [ 56.149601] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 56.154339] ? __fget+0x285/0x400 [ 56.157782] ? kasan_check_read+0x11/0x20 [ 56.161933] ? __fget+0x2a2/0x400 [ 56.165376] ? do_dup2+0x3f0/0x3f0 [ 56.168905] ? kernel_read+0x130/0x130 [ 56.172803] ? __f_unlock_pos+0xd/0x10 [ 56.176675] ? __fget_light+0x174/0x1e0 [ 56.180652] ? __fdget+0xe/0x10 [ 56.183916] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 56.188741] __sys_sendmsg+0xd9/0x180 [ 56.192537] ? __ia32_sys_shutdown+0x70/0x70 [ 56.196929] ? __sb_end_write+0xa4/0xd0 [ 56.200900] ? kasan_check_write+0x14/0x20 [ 56.205122] ? fput+0x18/0x120 [ 56.208303] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.213655] __x64_sys_sendmsg+0x73/0xb0 [ 56.217707] do_syscall_64+0xd0/0x4e0 [ 56.221516] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.226716] RIP: 0033:0x45cc79 [ 56.229890] Code: 2d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 56.248819] RSP: 002b:00007fa61496fc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 56.256512] RAX: ffffffffffffffda RBX: 000000000002c080 RCX: 000000000045cc79 [ 56.263933] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 56.271194] RBP: 00007fa61496fca0 R08: 0000000000000000 R09: 0000000000000000 [ 56.278449] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016 [ 56.288490] R13: 00007ffdd986709f R14: 00007fa6149709c0 R15: 000000000078bf0c [ 56.607526] FAULT_INJECTION: forcing a failure. [ 56.607526] name failslab, interval 1, probability 0, space 0, times 0 [ 56.618768] CPU: 0 PID: 8150 Comm: syz-executor.4 Not tainted 4.19.142-syzkaller #0 [ 56.626549] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.636127] Call Trace: [ 56.638728] dump_stack+0x17c/0x22a [ 56.642366] should_fail.cold.2+0x5/0xb [ 56.646353] ? setup_fault_attr+0x220/0x220 [ 56.650671] ? lock_downgrade+0x860/0x860 [ 56.654822] ? ___preempt_schedule+0x16/0x18 [ 56.661057] __should_failslab+0xba/0xf0 [ 56.665123] should_failslab+0x9/0x14 [ 56.668907] __kmalloc_track_caller+0x6b/0x3d0 [ 56.673473] ? sctp_addr_wq_mgmt+0x228/0x700 [ 56.677886] kmemdup+0x1d/0x40 [ 56.681073] sctp_addr_wq_mgmt+0x228/0x700 [ 56.685383] ? kasan_check_write+0x14/0x20 [ 56.690497] ? do_raw_spin_lock+0xd0/0x240 [ 56.694722] sctp_inet6addr_event+0x1e1/0x8d0 [ 56.699300] notifier_call_chain+0x8a/0x160 [ 56.703610] __atomic_notifier_call_chain+0x6d/0x110 [ 56.709068] atomic_notifier_call_chain+0x11/0x20 [ 56.713907] inet6addr_notifier_call_chain+0x16/0x20 [ 56.719000] addrconf_ifdown+0x669/0xee0 [ 56.723097] ? nf_ct_iterate_cleanup+0x178/0x380 [ 56.727864] addrconf_notify+0x5f0/0x1fa0 [ 56.732003] ? nf_ct_alloc_hashtable+0xf0/0xf0 [ 56.736589] ? get_netdev_for_sock+0x330/0x330 [ 56.741173] ? inet6_ifinfo_notify+0x100/0x100 [ 56.745735] ? _raw_spin_unlock_bh+0x30/0x40 [ 56.750137] notifier_call_chain+0x8a/0x160 [ 56.754587] ? notifier_call_chain+0x8a/0x160 [ 56.759083] raw_notifier_call_chain+0x11/0x20 [ 56.763756] call_netdevice_notifiers_info+0x28/0x60 [ 56.768962] dev_close_many+0x2c6/0x640 [ 56.772973] ? avc_has_extended_perms+0xfe0/0xfe0 [ 56.777842] ? __dev_close_many+0x2b0/0x2b0 [ 56.782178] dev_close.part.19+0xed/0x1a0 [ 56.786428] ? dev_set_mac_address+0x320/0x320 [ 56.790996] dev_change_net_namespace+0x90d/0xc10 [ 56.795832] ? selinux_capable+0x1b/0x20 [ 56.800159] ? dev_close+0x50/0x50 [ 56.803792] ? ns_capable_common+0x5e/0xd0 [ 56.808204] ? ns_capable+0xb/0x10 [ 56.812164] ? __netlink_ns_capable+0xc3/0xf0 [ 56.816636] ? netlink_ns_capable+0xd/0x10 [ 56.820850] do_setlink+0x1de/0x2ec0 [ 56.824558] ? rtnl_link_get_net_capable.constprop.17+0x1e0/0x1e0 [ 56.830783] ? __lock_acquire+0x764/0x47c0 [ 56.835015] ? __lock_acquire+0x764/0x47c0 [ 56.839236] rtnl_newlink+0xa1d/0x1320 [ 56.843120] ? rtnl_link_unregister+0x280/0x280 [ 56.847787] ? __lock_acquire+0x764/0x47c0 [ 56.852046] ? mark_held_locks+0xc7/0x130 [ 56.856198] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 56.860939] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 56.865514] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 56.870713] ? __lock_acquire+0x764/0x47c0 [ 56.874924] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 56.879657] ? mark_held_locks+0x130/0x130 [ 56.883869] ? _raw_spin_unlock_irq+0x56/0x90 [ 56.888441] ? _raw_spin_unlock_irq+0x60/0x90 [ 56.892958] ? finish_task_switch+0x14a/0x720 [ 56.897445] ? finish_task_switch+0x11c/0x720 [ 56.902900] ? __schedule+0x814/0x1f70 [ 56.906792] rtnetlink_rcv_msg+0x34f/0x950 [ 56.911014] ? rtnl_calcit.isra.10+0x360/0x360 [ 56.915591] ? __netlink_lookup+0x2fd/0x630 [ 56.919897] ? lock_downgrade+0x860/0x860 [ 56.924047] netlink_rcv_skb+0x13e/0x3d0 [ 56.928083] ? lock_downgrade+0x860/0x860 [ 56.932219] ? rtnl_calcit.isra.10+0x360/0x360 [ 56.936791] ? netlink_ack+0x980/0x980 [ 56.940665] ? netlink_deliver_tap+0x182/0xb00 [ 56.945229] ? kasan_check_read+0x11/0x20 [ 56.949370] rtnetlink_rcv+0x10/0x20 [ 56.953085] netlink_unicast+0x443/0x660 [ 56.957145] ? netlink_sendskb+0x40/0x40 [ 56.961196] ? _copy_from_iter_full+0x189/0x760 [ 56.965852] netlink_sendmsg+0x666/0xc50 [ 56.969901] ? nlmsg_notify+0x110/0x110 [ 56.973851] ? copy_msghdr_from_user+0x20b/0x3e0 [ 56.978582] ? selinux_socket_sendmsg+0x31/0x40 [ 56.983235] ? nlmsg_notify+0x110/0x110 [ 56.987185] sock_sendmsg+0xac/0xf0 [ 56.990792] ___sys_sendmsg+0x647/0x950 [ 56.994754] ? get_pid_task+0x80/0x110 [ 56.998628] ? lock_downgrade+0x860/0x860 [ 57.002751] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 57.007504] ? __fget+0x285/0x400 [ 57.011890] ? kasan_check_read+0x11/0x20 [ 57.016025] ? __fget+0x2a2/0x400 [ 57.019463] ? do_dup2+0x3f0/0x3f0 [ 57.022985] ? kernel_read+0x130/0x130 [ 57.026862] ? __f_unlock_pos+0xd/0x10 [ 57.030726] ? __fget_light+0x174/0x1e0 [ 57.034710] ? __fdget+0xe/0x10 [ 57.037983] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 57.042800] __sys_sendmsg+0xd9/0x180 [ 57.046590] ? __ia32_sys_shutdown+0x70/0x70 [ 57.052014] ? __sb_end_write+0xa4/0xd0 [ 57.056013] ? kasan_check_write+0x14/0x20 [ 57.060233] ? fput+0x18/0x120 [ 57.063439] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.068819] __x64_sys_sendmsg+0x73/0xb0 [ 57.072861] do_syscall_64+0xd0/0x4e0 [ 57.076642] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.081806] RIP: 0033:0x45cc79 [ 57.084970] Code: 2d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 57.104128] RSP: 002b:00007fbb7f5bec78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 57.111812] RAX: ffffffffffffffda RBX: 000000000002c080 RCX: 000000000045cc79 [ 57.119081] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 57.126349] RBP: 00007fbb7f5beca0 R08: 0000000000000000 R09: 0000000000000000 [ 57.133631] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016 [ 57.140920] R13: 00007ffc3da80daf R14: 00007fbb7f5bf9c0 R15: 000000000078bfac [ 57.268349] Bluetooth: hci0: command 0x041b tx timeout [ 57.273838] Bluetooth: hci1: command 0x041b tx timeout [ 57.279207] Bluetooth: hci2: command 0x041b tx timeout [ 57.284507] Bluetooth: hci3: command 0x041b tx timeout [ 57.407369] Bluetooth: hci5: command 0x041b tx timeout [ 57.533161] FAULT_INJECTION: forcing a failure. [ 57.533161] name failslab, interval 1, probability 0, space 0, times 0 [ 57.551263] CPU: 0 PID: 8176 Comm: syz-executor.5 Not tainted 4.19.142-syzkaller #0 [ 57.559080] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.568516] Call Trace: [ 57.571114] dump_stack+0x17c/0x22a [ 57.574748] should_fail.cold.2+0x5/0xb [ 57.578720] ? setup_fault_attr+0x220/0x220 [ 57.583036] ? mark_held_locks+0x130/0x130 [ 57.587268] __should_failslab+0xba/0xf0 [ 57.591322] should_failslab+0x9/0x14 [ 57.594630] Bluetooth: hci4: command 0x041b tx timeout [ 57.595111] kmem_cache_alloc_node+0x56/0x3e0 [ 57.604871] __alloc_skb+0xa7/0x580 [ 57.608489] ? __kmalloc_reserve.isra.9+0xc0/0xc0 [ 57.613333] ? _raw_spin_unlock_bh+0x30/0x40 [ 57.617727] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 57.622317] ? __local_bh_enable_ip+0x160/0x250 [ 57.626965] __ipv6_ifa_notify+0xb6/0x930 [ 57.631086] ? __local_bh_enable_ip+0x160/0x250 [ 57.635738] addrconf_ifdown+0x65c/0xee0 [ 57.639787] ? nf_ct_iterate_cleanup+0x178/0x380 [ 57.644546] addrconf_notify+0x5f0/0x1fa0 [ 57.648673] ? nf_ct_alloc_hashtable+0xf0/0xf0 [ 57.653249] ? get_netdev_for_sock+0x330/0x330 [ 57.657808] ? inet6_ifinfo_notify+0x100/0x100 [ 57.662375] ? _raw_spin_unlock_bh+0x30/0x40 [ 57.666772] notifier_call_chain+0x8a/0x160 [ 57.671113] ? notifier_call_chain+0x8a/0x160 [ 57.675616] raw_notifier_call_chain+0x11/0x20 [ 57.680207] call_netdevice_notifiers_info+0x28/0x60 [ 57.685497] dev_close_many+0x2c6/0x640 [ 57.689501] ? avc_has_extended_perms+0xfe0/0xfe0 [ 57.694341] ? __dev_close_many+0x2b0/0x2b0 [ 57.701018] dev_close.part.19+0xed/0x1a0 [ 57.705160] ? dev_set_mac_address+0x320/0x320 [ 57.709739] dev_change_net_namespace+0x90d/0xc10 [ 57.714573] ? selinux_capable+0x1b/0x20 [ 57.718620] ? dev_close+0x50/0x50 [ 57.722148] ? ns_capable_common+0x5e/0xd0 [ 57.726421] ? ns_capable+0xb/0x10 [ 57.729950] ? __netlink_ns_capable+0xc3/0xf0 [ 57.734446] ? netlink_ns_capable+0xd/0x10 [ 57.738661] do_setlink+0x1de/0x2ec0 [ 57.743156] ? rtnl_link_get_net_capable.constprop.17+0x1e0/0x1e0 [ 57.749369] ? __lock_acquire+0x764/0x47c0 [ 57.753585] ? __lock_acquire+0x764/0x47c0 [ 57.757797] ? __lock_acquire+0x764/0x47c0 [ 57.762039] rtnl_newlink+0xa1d/0x1320 [ 57.765903] ? __lock_acquire+0x764/0x47c0 [ 57.770114] ? rtnl_link_unregister+0x280/0x280 [ 57.774757] ? mark_held_locks+0x130/0x130 [ 57.779423] ? kasan_check_read+0x11/0x20 [ 57.783586] ? free_one_page+0x3e1/0x10c0 [ 57.787724] ? lock_downgrade+0x860/0x860 [ 57.791878] ? __lock_acquire+0x764/0x47c0 [ 57.796111] ? __free_pages_ok+0x619/0xd70 [ 57.800326] ? __free_pages+0x7f/0xb0 [ 57.804112] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 57.808671] ? __free_pages_ok+0x619/0xd70 [ 57.812884] ? trace_hardirqs_on+0x28/0x190 [ 57.817183] ? mark_held_locks+0x130/0x130 [ 57.821417] ? __free_pages+0x7f/0xb0 [ 57.825194] ? kasan_check_write+0x14/0x20 [ 57.829404] ? finish_task_switch+0x4fb/0x720 [ 57.833894] ? __schedule+0x814/0x1f70 [ 57.837807] rtnetlink_rcv_msg+0x34f/0x950 [ 57.842127] ? rtnl_calcit.isra.10+0x360/0x360 [ 57.846689] ? sock_queue_err_skb+0x6b0/0x6b0 [ 57.851163] netlink_rcv_skb+0x13e/0x3d0 [ 57.855206] ? lock_downgrade+0x860/0x860 [ 57.859333] ? rtnl_calcit.isra.10+0x360/0x360 [ 57.863895] ? netlink_ack+0x980/0x980 [ 57.867788] ? netlink_deliver_tap+0x182/0xb00 [ 57.872454] rtnetlink_rcv+0x10/0x20 [ 57.876146] netlink_unicast+0x443/0x660 [ 57.880201] ? netlink_sendskb+0x40/0x40 [ 57.884238] ? _copy_from_iter_full+0x189/0x760 [ 57.888891] netlink_sendmsg+0x666/0xc50 [ 57.892933] ? nlmsg_notify+0x110/0x110 [ 57.896883] ? copy_msghdr_from_user+0x20b/0x3e0 [ 57.901622] ? selinux_socket_sendmsg+0x31/0x40 [ 57.906276] ? nlmsg_notify+0x110/0x110 [ 57.910225] sock_sendmsg+0xac/0xf0 [ 57.913831] ___sys_sendmsg+0x647/0x950 [ 57.917784] ? get_pid_task+0x80/0x110 [ 57.921649] ? lock_downgrade+0x860/0x860 [ 57.925790] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 57.930542] ? __fget+0x285/0x400 [ 57.933981] ? kasan_check_read+0x11/0x20 [ 57.938108] ? __fget+0x2a2/0x400 [ 57.941539] ? do_dup2+0x3f0/0x3f0 [ 57.945060] ? kernel_read+0x130/0x130 [ 57.948946] ? __f_unlock_pos+0xd/0x10 [ 57.952813] ? __fget_light+0x174/0x1e0 [ 57.956771] ? __fdget+0xe/0x10 [ 57.960049] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 57.964885] __sys_sendmsg+0xd9/0x180 [ 57.968670] ? __ia32_sys_shutdown+0x70/0x70 [ 57.973072] ? __sb_end_write+0xa4/0xd0 [ 57.977027] ? kasan_check_write+0x14/0x20 [ 57.981240] ? fput+0x18/0x120 [ 57.984444] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.989803] __x64_sys_sendmsg+0x73/0xb0 [ 57.993860] do_syscall_64+0xd0/0x4e0 [ 57.997642] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.002821] RIP: 0033:0x45cc79 [ 58.005990] Code: 2d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 58.025424] RSP: 002b:00007f95ef8d7c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 58.033111] RAX: ffffffffffffffda RBX: 000000000002c080 RCX: 000000000045cc79 [ 58.040358] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 58.047630] RBP: 00007f95ef8d7ca0 R08: 0000000000000000 R09: 0000000000000000 [ 58.054928] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016 [ 58.062211] R13: 00007ffd3436eaff R14: 00007f95ef8d89c0 R15: 000000000078bfac 2020/09/02 13:39:29 executed programs: 56 [ 58.325562] FAULT_INJECTION: forcing a failure. [ 58.325562] name failslab, interval 1, probability 0, space 0, times 0 [ 58.345499] CPU: 0 PID: 8177 Comm: syz-executor.2 Not tainted 4.19.142-syzkaller #0 [ 58.353351] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.362687] Call Trace: [ 58.365260] dump_stack+0x17c/0x22a [ 58.368903] should_fail.cold.2+0x5/0xb [ 58.372871] ? setup_fault_attr+0x220/0x220 [ 58.377200] ? mark_held_locks+0x130/0x130 [ 58.381428] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 58.386519] __should_failslab+0xba/0xf0 [ 58.390571] should_failslab+0x9/0x14 [ 58.394371] kmem_cache_alloc_node+0x56/0x3e0 [ 58.398870] __alloc_skb+0xa7/0x580 [ 58.402516] ? __kmalloc_reserve.isra.9+0xc0/0xc0 [ 58.407342] ? _raw_spin_unlock_bh+0x30/0x40 [ 58.411736] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 58.416299] ? __local_bh_enable_ip+0x160/0x250 [ 58.420967] __ipv6_ifa_notify+0xb6/0x930 [ 58.425116] ? __local_bh_enable_ip+0x160/0x250 [ 58.429799] addrconf_ifdown+0x65c/0xee0 [ 58.433851] ? nf_ct_iterate_cleanup+0x178/0x380 [ 58.438633] addrconf_notify+0x5f0/0x1fa0 [ 58.442774] ? nf_ct_alloc_hashtable+0xf0/0xf0 [ 58.447356] ? get_netdev_for_sock+0x330/0x330 [ 58.452541] ? inet6_ifinfo_notify+0x100/0x100 [ 58.458186] ? _raw_spin_unlock_bh+0x30/0x40 [ 58.462596] notifier_call_chain+0x8a/0x160 [ 58.466911] ? notifier_call_chain+0x8a/0x160 [ 58.471469] raw_notifier_call_chain+0x11/0x20 [ 58.476048] call_netdevice_notifiers_info+0x28/0x60 [ 58.481224] dev_close_many+0x2c6/0x640 [ 58.485180] ? avc_has_extended_perms+0xfe0/0xfe0 [ 58.490020] ? __dev_close_many+0x2b0/0x2b0 [ 58.494332] dev_close.part.19+0xed/0x1a0 [ 58.498481] ? dev_set_mac_address+0x320/0x320 [ 58.503069] dev_change_net_namespace+0x90d/0xc10 [ 58.507923] ? selinux_capable+0x1b/0x20 [ 58.511986] ? dev_close+0x50/0x50 [ 58.515522] ? ns_capable_common+0x5e/0xd0 [ 58.519771] ? ns_capable+0xb/0x10 [ 58.523313] ? __netlink_ns_capable+0xc3/0xf0 [ 58.527786] ? netlink_ns_capable+0xd/0x10 [ 58.532029] do_setlink+0x1de/0x2ec0 [ 58.535735] ? rtnl_link_get_net_capable.constprop.17+0x1e0/0x1e0 [ 58.541954] ? __lock_acquire+0x764/0x47c0 [ 58.546172] ? __lock_acquire+0x764/0x47c0 [ 58.550404] ? __lock_acquire+0x764/0x47c0 [ 58.554653] rtnl_newlink+0xa1d/0x1320 [ 58.558546] ? rtnl_link_unregister+0x280/0x280 [ 58.563204] ? kasan_check_read+0x11/0x20 [ 58.567341] ? __lock_acquire+0x764/0x47c0 [ 58.571592] ? mark_held_locks+0x130/0x130 [ 58.575818] ? __lock_acquire+0x764/0x47c0 [ 58.580047] ? pick_next_entity+0x197/0x390 [ 58.584384] ? mark_held_locks+0x130/0x130 [ 58.588613] ? _raw_spin_unlock_irq+0x27/0x90 [ 58.594043] ? trace_hardirqs_on+0x28/0x190 [ 58.598357] ? kasan_check_write+0x14/0x20 [ 58.602585] ? finish_task_switch+0x1a4/0x720 [ 58.607080] ? __schedule+0x814/0x1f70 [ 58.610981] rtnetlink_rcv_msg+0x34f/0x950 [ 58.615201] ? rtnl_calcit.isra.10+0x360/0x360 [ 58.619777] ? sock_queue_err_skb+0x6b0/0x6b0 [ 58.624290] netlink_rcv_skb+0x13e/0x3d0 [ 58.628336] ? lock_downgrade+0x860/0x860 [ 58.632574] ? rtnl_calcit.isra.10+0x360/0x360 [ 58.637150] ? netlink_ack+0x980/0x980 [ 58.641052] ? netlink_deliver_tap+0x182/0xb00 [ 58.645634] rtnetlink_rcv+0x10/0x20 [ 58.649339] netlink_unicast+0x443/0x660 [ 58.653424] ? netlink_sendskb+0x40/0x40 [ 58.657482] ? _copy_from_iter_full+0x189/0x760 [ 58.662208] netlink_sendmsg+0x666/0xc50 [ 58.666265] ? nlmsg_notify+0x110/0x110 [ 58.670243] ? copy_msghdr_from_user+0x20b/0x3e0 [ 58.675002] ? selinux_socket_sendmsg+0x31/0x40 [ 58.679683] ? nlmsg_notify+0x110/0x110 [ 58.683658] sock_sendmsg+0xac/0xf0 [ 58.687270] ___sys_sendmsg+0x647/0x950 [ 58.691231] ? get_pid_task+0x80/0x110 [ 58.695103] ? lock_downgrade+0x860/0x860 [ 58.699247] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 58.704003] ? __fget+0x285/0x400 [ 58.707508] ? kasan_check_read+0x11/0x20 [ 58.711686] ? __fget+0x2a2/0x400 [ 58.715152] ? do_dup2+0x3f0/0x3f0 [ 58.718706] ? kernel_read+0x130/0x130 [ 58.722597] ? __f_unlock_pos+0xd/0x10 [ 58.726482] ? __fget_light+0x174/0x1e0 [ 58.730444] ? __fdget+0xe/0x10 [ 58.733798] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 58.738653] __sys_sendmsg+0xd9/0x180 [ 58.742474] ? __ia32_sys_shutdown+0x70/0x70 [ 58.746885] ? __sb_end_write+0xa4/0xd0 [ 58.751621] ? kasan_check_write+0x14/0x20 [ 58.755840] ? fput+0x18/0x120 [ 58.759467] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.764821] __x64_sys_sendmsg+0x73/0xb0 [ 58.768872] do_syscall_64+0xd0/0x4e0 [ 58.772683] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.777865] RIP: 0033:0x45cc79 [ 58.781050] Code: 2d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 58.799939] RSP: 002b:00007fa61494ec78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 58.807652] RAX: ffffffffffffffda RBX: 000000000002c080 RCX: 000000000045cc79 [ 58.814920] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 58.822282] RBP: 00007fa61494eca0 R08: 0000000000000000 R09: 0000000000000000 [ 58.829671] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016 [ 58.837017] R13: 00007ffdd986709f R14: 00007fa61494f9c0 R15: 000000000078bfac [ 59.155665] FAULT_INJECTION: forcing a failure. [ 59.155665] name failslab, interval 1, probability 0, space 0, times 0 [ 59.167741] CPU: 0 PID: 8179 Comm: syz-executor.3 Not tainted 4.19.142-syzkaller #0 [ 59.175532] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.184874] Call Trace: [ 59.187476] dump_stack+0x17c/0x22a [ 59.191097] should_fail.cold.2+0x5/0xb [ 59.195067] ? setup_fault_attr+0x220/0x220 [ 59.199373] __should_failslab+0xba/0xf0 [ 59.203417] should_failslab+0x9/0x14 [ 59.207209] __kmalloc+0x2b5/0x3d0 [ 59.210751] ? kobject_get_path+0x9d/0x190 [ 59.214972] kobject_get_path+0x9d/0x190 [ 59.219012] kobject_uevent_env+0x1df/0xf20 [ 59.223316] ? __local_bh_enable_ip+0x160/0x250 [ 59.227976] ? trace_hardirqs_on+0x28/0x190 [ 59.232303] ? dev_mc_flush+0x2d/0x40 [ 59.236081] ? dev_mc_flush+0x2d/0x40 [ 59.239872] kobject_uevent+0xb/0x10 [ 59.243568] dev_change_net_namespace+0x717/0xc10 [ 59.248401] ? dev_close+0x50/0x50 [ 59.251949] ? ns_capable_common+0x5e/0xd0 [ 59.256161] ? ns_capable+0xb/0x10 [ 59.259680] ? netlink_ns_capable+0xd/0x10 [ 59.263908] do_setlink+0x1de/0x2ec0 [ 59.267614] ? rtnl_link_get_net_capable.constprop.17+0x1e0/0x1e0 [ 59.273850] ? __lock_acquire+0x764/0x47c0 [ 59.278082] ? __lock_acquire+0x764/0x47c0 [ 59.282301] ? __lock_acquire+0x764/0x47c0 [ 59.286543] rtnl_newlink+0xa1d/0x1320 [ 59.290425] ? rtnl_link_unregister+0x280/0x280 [ 59.295077] ? kasan_check_read+0x11/0x20 [ 59.299221] ? __lock_acquire+0x764/0x47c0 [ 59.303455] ? mark_held_locks+0x130/0x130 [ 59.307680] ? __lock_acquire+0x764/0x47c0 [ 59.311907] ? pick_next_entity+0x197/0x390 [ 59.315431] Bluetooth: hci3: command 0x040f tx timeout [ 59.316216] ? mark_held_locks+0x130/0x130 [ 59.316225] ? _raw_spin_unlock_irq+0x27/0x90 [ 59.316232] ? trace_hardirqs_on+0x28/0x190 [ 59.316240] ? _raw_spin_unlock_irq+0x60/0x90 [ 59.316247] ? finish_task_switch+0x14a/0x720 [ 59.322810] Bluetooth: hci2: command 0x040f tx timeout [ 59.325758] ? finish_task_switch+0x11c/0x720 [ 59.325770] ? __schedule+0x814/0x1f70 [ 59.325818] rtnetlink_rcv_msg+0x34f/0x950 [ 59.325827] ? rtnl_calcit.isra.10+0x360/0x360 [ 59.325832] ? sock_queue_err_skb+0x6b0/0x6b0 [ 59.325844] netlink_rcv_skb+0x13e/0x3d0 [ 59.325849] ? lock_downgrade+0x860/0x860 [ 59.325855] ? rtnl_calcit.isra.10+0x360/0x360 [ 59.325860] ? netlink_ack+0x980/0x980 [ 59.325867] ? netlink_deliver_tap+0x182/0xb00 [ 59.325878] rtnetlink_rcv+0x10/0x20 [ 59.325882] netlink_unicast+0x443/0x660 [ 59.325891] ? netlink_sendskb+0x40/0x40 [ 59.325897] ? _copy_from_iter_full+0x189/0x760 [ 59.325907] netlink_sendmsg+0x666/0xc50 [ 59.325915] ? nlmsg_notify+0x110/0x110 [ 59.342588] Bluetooth: hci1: command 0x040f tx timeout [ 59.343662] ? copy_msghdr_from_user+0x20b/0x3e0 [ 59.343674] ? selinux_socket_sendmsg+0x31/0x40 [ 59.343684] ? nlmsg_notify+0x110/0x110 [ 59.343688] sock_sendmsg+0xac/0xf0 [ 59.343695] ___sys_sendmsg+0x647/0x950 [ 59.360198] Bluetooth: hci0: command 0x040f tx timeout [ 59.361513] ? get_pid_task+0x80/0x110 [ 59.361521] ? lock_downgrade+0x860/0x860 [ 59.361530] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 59.361544] ? __fget+0x285/0x400 [ 59.361554] ? kasan_check_read+0x11/0x20 [ 59.469216] ? __fget+0x2a2/0x400 [ 59.472664] ? do_dup2+0x3f0/0x3f0 [ 59.476186] ? kernel_read+0x130/0x130 [ 59.476199] Bluetooth: hci5: command 0x040f tx timeout [ 59.480154] ? __f_unlock_pos+0xd/0x10 [ 59.480163] ? __fget_light+0x174/0x1e0 [ 59.480170] ? __fdget+0xe/0x10 [ 59.480177] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 59.480186] __sys_sendmsg+0xd9/0x180 [ 59.480192] ? __ia32_sys_shutdown+0x70/0x70 [ 59.480199] ? __sb_end_write+0xa4/0xd0 [ 59.513523] ? kasan_check_write+0x14/0x20 [ 59.517746] ? fput+0x18/0x120 [ 59.520919] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.526286] __x64_sys_sendmsg+0x73/0xb0 [ 59.530339] do_syscall_64+0xd0/0x4e0 [ 59.534144] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.539317] RIP: 0033:0x45cc79 [ 59.542506] Code: 2d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 59.561388] RSP: 002b:00007fc77bef7c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 59.569082] RAX: ffffffffffffffda RBX: 000000000002c080 RCX: 000000000045cc79 [ 59.576342] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 59.583618] RBP: 00007fc77bef7ca0 R08: 0000000000000000 R09: 0000000000000000 [ 59.590880] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016 [ 59.598136] R13: 00007ffc55f636ff R14: 00007fc77bef89c0 R15: 000000000078bfac [ 59.620884] nla_parse: 43 callbacks suppressed [ 59.620889] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 59.635461] Bluetooth: hci4: command 0x040f tx timeout [ 59.636330] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 59.677906] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 59.755356] FAULT_INJECTION: forcing a failure. [ 59.755356] name failslab, interval 1, probability 0, space 0, times 0 [ 59.775313] CPU: 0 PID: 8196 Comm: syz-executor.0 Not tainted 4.19.142-syzkaller #0 [ 59.783137] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.792497] Call Trace: [ 59.795079] dump_stack+0x17c/0x22a [ 59.798708] should_fail.cold.2+0x5/0xb [ 59.802669] ? setup_fault_attr+0x220/0x220 [ 59.807936] ? debug_object_assert_init+0x2a9/0x370 [ 59.812949] __should_failslab+0xba/0xf0 [ 59.817011] should_failslab+0x9/0x14 [ 59.820814] kmem_cache_alloc_node_trace+0x5a/0x3e0 [ 59.825851] __kmalloc_node_track_caller+0x3c/0x70 [ 59.830784] __kmalloc_reserve.isra.9+0x2c/0xc0 [ 59.835437] ? __alloc_skb+0xa7/0x580 [ 59.839239] __alloc_skb+0xd7/0x580 [ 59.842845] ? __kmalloc_reserve.isra.9+0xc0/0xc0 [ 59.847678] ? _raw_spin_unlock_bh+0x30/0x40 [ 59.852083] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 59.856656] ? __local_bh_enable_ip+0x160/0x250 [ 59.861313] __ipv6_ifa_notify+0xb6/0x930 [ 59.865443] ? __local_bh_enable_ip+0x160/0x250 [ 59.870104] addrconf_ifdown+0x65c/0xee0 [ 59.874159] ? nf_ct_iterate_cleanup+0x178/0x380 [ 59.878915] addrconf_notify+0x5f0/0x1fa0 [ 59.883067] ? nf_ct_alloc_hashtable+0xf0/0xf0 [ 59.887645] ? get_netdev_for_sock+0x330/0x330 [ 59.892233] ? inet6_ifinfo_notify+0x100/0x100 [ 59.896804] ? _raw_spin_unlock_bh+0x30/0x40 [ 59.901212] notifier_call_chain+0x8a/0x160 [ 59.905526] ? notifier_call_chain+0x8a/0x160 [ 59.910008] raw_notifier_call_chain+0x11/0x20 [ 59.914809] call_netdevice_notifiers_info+0x28/0x60 [ 59.919915] dev_close_many+0x2c6/0x640 [ 59.923870] ? avc_has_extended_perms+0xfe0/0xfe0 [ 59.928710] ? __dev_close_many+0x2b0/0x2b0 [ 59.933029] dev_close.part.19+0xed/0x1a0 [ 59.937165] ? dev_set_mac_address+0x320/0x320 [ 59.941740] dev_change_net_namespace+0x90d/0xc10 [ 59.946659] ? selinux_capable+0x1b/0x20 [ 59.950732] ? dev_close+0x50/0x50 [ 59.954266] ? ns_capable_common+0x5e/0xd0 [ 59.958488] ? ns_capable+0xb/0x10 [ 59.962014] ? __netlink_ns_capable+0xc3/0xf0 [ 59.966493] ? netlink_ns_capable+0xd/0x10 [ 59.970715] do_setlink+0x1de/0x2ec0 [ 59.974406] ? rtnl_link_get_net_capable.constprop.17+0x1e0/0x1e0 [ 59.981774] ? __lock_acquire+0x764/0x47c0 [ 59.986025] ? __lock_acquire+0x764/0x47c0 [ 59.990250] ? __lock_acquire+0x764/0x47c0 [ 59.994486] rtnl_newlink+0xa1d/0x1320 [ 59.998355] ? rtnl_link_unregister+0x280/0x280 [ 60.003022] ? kasan_check_read+0x11/0x20 [ 60.007160] ? __lock_acquire+0x764/0x47c0 [ 60.011398] ? mark_held_locks+0x130/0x130 [ 60.015657] ? __lock_acquire+0x764/0x47c0 [ 60.019893] ? pick_next_entity+0x197/0x390 [ 60.024194] ? mark_held_locks+0x130/0x130 [ 60.028405] ? _raw_spin_unlock_irq+0x27/0x90 [ 60.032912] ? trace_hardirqs_on+0x28/0x190 [ 60.037219] ? _raw_spin_unlock_irq+0x60/0x90 [ 60.042571] ? finish_task_switch+0x14a/0x720 [ 60.047056] ? finish_task_switch+0x11c/0x720 [ 60.051545] ? __schedule+0x814/0x1f70 [ 60.055481] rtnetlink_rcv_msg+0x34f/0x950 [ 60.059700] ? rtnl_calcit.isra.10+0x360/0x360 [ 60.064272] ? sock_queue_err_skb+0x6b0/0x6b0 [ 60.068755] netlink_rcv_skb+0x13e/0x3d0 [ 60.072792] ? lock_downgrade+0x860/0x860 [ 60.076922] ? rtnl_calcit.isra.10+0x360/0x360 [ 60.081514] ? netlink_ack+0x980/0x980 [ 60.085401] ? netlink_deliver_tap+0x182/0xb00 [ 60.090097] rtnetlink_rcv+0x10/0x20 [ 60.093827] netlink_unicast+0x443/0x660 [ 60.097880] ? netlink_sendskb+0x40/0x40 [ 60.101935] ? _copy_from_iter_full+0x189/0x760 [ 60.106598] netlink_sendmsg+0x666/0xc50 [ 60.110667] ? nlmsg_notify+0x110/0x110 [ 60.114624] ? copy_msghdr_from_user+0x20b/0x3e0 [ 60.119375] ? selinux_socket_sendmsg+0x31/0x40 [ 60.124031] ? nlmsg_notify+0x110/0x110 [ 60.128005] sock_sendmsg+0xac/0xf0 [ 60.131704] ___sys_sendmsg+0x647/0x950 [ 60.135675] ? get_pid_task+0x80/0x110 [ 60.139634] ? lock_downgrade+0x860/0x860 [ 60.143764] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 60.149471] ? __fget+0x285/0x400 [ 60.152914] ? kasan_check_read+0x11/0x20 [ 60.157064] ? __fget+0x2a2/0x400 [ 60.160530] ? do_dup2+0x3f0/0x3f0 [ 60.164088] ? kernel_read+0x130/0x130 [ 60.167969] ? __f_unlock_pos+0xd/0x10 [ 60.171843] ? __fget_light+0x174/0x1e0 [ 60.175804] ? __fdget+0xe/0x10 [ 60.179067] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 60.183892] __sys_sendmsg+0xd9/0x180 [ 60.187701] ? __ia32_sys_shutdown+0x70/0x70 [ 60.193048] ? __sb_end_write+0xa4/0xd0 [ 60.197008] ? kasan_check_write+0x14/0x20 [ 60.201240] ? fput+0x18/0x120 [ 60.204413] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.210055] __x64_sys_sendmsg+0x73/0xb0 [ 60.214112] do_syscall_64+0xd0/0x4e0 [ 60.217913] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.223094] RIP: 0033:0x45cc79 [ 60.226272] Code: 2d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 60.245253] RSP: 002b:00007ff7c771bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 60.252972] RAX: ffffffffffffffda RBX: 000000000002c080 RCX: 000000000045cc79 [ 60.260264] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 60.267523] RBP: 00007ff7c771bca0 R08: 0000000000000000 R09: 0000000000000000 [ 60.274795] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016 [ 60.282068] R13: 00007ffca11271ff R14: 00007ff7c771c9c0 R15: 000000000078bfac [ 60.539127] FAULT_INJECTION: forcing a failure. [ 60.539127] name failslab, interval 1, probability 0, space 0, times 0 [ 60.552789] CPU: 1 PID: 8197 Comm: syz-executor.4 Not tainted 4.19.142-syzkaller #0 [ 60.560589] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.569931] Call Trace: [ 60.572525] dump_stack+0x17c/0x22a [ 60.576143] should_fail.cold.2+0x5/0xb [ 60.580121] ? setup_fault_attr+0x220/0x220 [ 60.584438] ? mark_held_locks+0x130/0x130 [ 60.588665] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 60.593767] __should_failslab+0xba/0xf0 [ 60.597810] should_failslab+0x9/0x14 [ 60.601585] kmem_cache_alloc_node+0x56/0x3e0 [ 60.606067] __alloc_skb+0xa7/0x580 [ 60.610376] ? __kmalloc_reserve.isra.9+0xc0/0xc0 [ 60.615213] ? _raw_spin_unlock_bh+0x30/0x40 [ 60.619629] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 60.624189] ? __local_bh_enable_ip+0x160/0x250 [ 60.628837] __ipv6_ifa_notify+0xb6/0x930 [ 60.632961] ? __local_bh_enable_ip+0x160/0x250 [ 60.637609] addrconf_ifdown+0x65c/0xee0 [ 60.641666] ? nf_ct_iterate_cleanup+0x178/0x380 [ 60.646404] addrconf_notify+0x5f0/0x1fa0 [ 60.650537] ? nf_ct_alloc_hashtable+0xf0/0xf0 [ 60.655120] ? get_netdev_for_sock+0x330/0x330 [ 60.659698] ? inet6_ifinfo_notify+0x100/0x100 [ 60.664270] ? _raw_spin_unlock_bh+0x30/0x40 [ 60.668674] notifier_call_chain+0x8a/0x160 [ 60.672984] ? notifier_call_chain+0x8a/0x160 [ 60.677473] raw_notifier_call_chain+0x11/0x20 [ 60.682051] call_netdevice_notifiers_info+0x28/0x60 [ 60.687143] dev_close_many+0x2c6/0x640 [ 60.691098] ? avc_has_extended_perms+0xfe0/0xfe0 [ 60.695936] ? __dev_close_many+0x2b0/0x2b0 [ 60.700238] dev_close.part.19+0xed/0x1a0 [ 60.704360] ? dev_set_mac_address+0x320/0x320 [ 60.708932] dev_change_net_namespace+0x90d/0xc10 [ 60.713760] ? selinux_capable+0x1b/0x20 [ 60.717903] ? dev_close+0x50/0x50 [ 60.721419] ? ns_capable_common+0x5e/0xd0 [ 60.726171] ? ns_capable+0xb/0x10 [ 60.729687] ? __netlink_ns_capable+0xc3/0xf0 [ 60.734164] ? netlink_ns_capable+0xd/0x10 [ 60.738376] do_setlink+0x1de/0x2ec0 [ 60.742069] ? rtnl_link_get_net_capable.constprop.17+0x1e0/0x1e0 [ 60.748279] ? __lock_acquire+0x764/0x47c0 [ 60.752500] ? __lock_acquire+0x764/0x47c0 [ 60.756722] rtnl_newlink+0xa1d/0x1320 [ 60.760606] ? rtnl_link_unregister+0x280/0x280 [ 60.765379] ? __lock_acquire+0x764/0x47c0 [ 60.769621] ? mark_held_locks+0x130/0x130 [ 60.773840] ? __lock_acquire+0x764/0x47c0 [ 60.778077] ? pick_next_entity+0x197/0x390 [ 60.782401] ? mark_held_locks+0x130/0x130 [ 60.786623] ? _raw_spin_unlock_irq+0x27/0x90 [ 60.791101] ? trace_hardirqs_on+0x28/0x190 [ 60.795406] ? kasan_check_write+0x14/0x20 [ 60.799641] ? finish_task_switch+0x1a4/0x720 [ 60.804122] ? __schedule+0x814/0x1f70 [ 60.808032] rtnetlink_rcv_msg+0x34f/0x950 [ 60.812259] ? rtnl_calcit.isra.10+0x360/0x360 [ 60.816891] ? __netlink_lookup+0x2fd/0x630 [ 60.821206] ? lock_downgrade+0x860/0x860 [ 60.825353] netlink_rcv_skb+0x13e/0x3d0 [ 60.829429] ? lock_downgrade+0x860/0x860 [ 60.833565] ? rtnl_calcit.isra.10+0x360/0x360 [ 60.838152] ? netlink_ack+0x980/0x980 [ 60.842023] ? netlink_deliver_tap+0x182/0xb00 [ 60.846606] ? kasan_check_read+0x11/0x20 [ 60.850733] rtnetlink_rcv+0x10/0x20 [ 60.854420] netlink_unicast+0x443/0x660 [ 60.858486] ? netlink_sendskb+0x40/0x40 [ 60.862524] ? _copy_from_iter_full+0x189/0x760 [ 60.867175] netlink_sendmsg+0x666/0xc50 [ 60.871234] ? nlmsg_notify+0x110/0x110 [ 60.875194] ? copy_msghdr_from_user+0x20b/0x3e0 [ 60.879928] ? selinux_socket_sendmsg+0x31/0x40 [ 60.884572] ? nlmsg_notify+0x110/0x110 [ 60.888528] sock_sendmsg+0xac/0xf0 [ 60.892145] ___sys_sendmsg+0x647/0x950 [ 60.896115] ? get_pid_task+0x80/0x110 [ 60.899978] ? lock_downgrade+0x860/0x860 [ 60.904114] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 60.908846] ? __fget+0x285/0x400 [ 60.912291] ? kasan_check_read+0x11/0x20 [ 60.916415] ? __fget+0x2a2/0x400 [ 60.919844] ? do_dup2+0x3f0/0x3f0 [ 60.923373] ? kernel_read+0x130/0x130 [ 60.927233] ? __f_unlock_pos+0xd/0x10 [ 60.931092] ? __fget_light+0x174/0x1e0 [ 60.935065] ? __fdget+0xe/0x10 [ 60.938323] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 60.943165] __sys_sendmsg+0xd9/0x180 [ 60.946955] ? __ia32_sys_shutdown+0x70/0x70 [ 60.951341] ? __sb_end_write+0xa4/0xd0 [ 60.955293] ? kasan_check_write+0x14/0x20 [ 60.959503] ? fput+0x18/0x120 [ 60.962673] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.968017] __x64_sys_sendmsg+0x73/0xb0 [ 60.972934] do_syscall_64+0xd0/0x4e0 [ 60.976720] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.981883] RIP: 0033:0x45cc79 [ 60.985047] Code: 2d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 61.004643] RSP: 002b:00007fbb7f5bec78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 61.012347] RAX: ffffffffffffffda RBX: 000000000002c080 RCX: 000000000045cc79 [ 61.019597] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 61.026861] RBP: 00007fbb7f5beca0 R08: 0000000000000000 R09: 0000000000000000 [ 61.034108] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016 [ 61.041378] R13: 00007ffc3da80daf R14: 00007fbb7f5bf9c0 R15: 000000000078bfac [ 61.199730] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.213949] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 61.275478] FAULT_INJECTION: forcing a failure. [ 61.275478] name failslab, interval 1, probability 0, space 0, times 0 [ 61.295094] CPU: 1 PID: 8209 Comm: syz-executor.5 Not tainted 4.19.142-syzkaller #0 [ 61.302895] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.312338] Call Trace: [ 61.314923] dump_stack+0x17c/0x22a [ 61.318567] should_fail.cold.2+0x5/0xb [ 61.322607] ? setup_fault_attr+0x220/0x220 [ 61.326939] __should_failslab+0xba/0xf0 [ 61.330989] should_failslab+0x9/0x14 [ 61.334775] __kmalloc+0x2b5/0x3d0 [ 61.338317] ? kobject_get_path+0x9d/0x190 [ 61.342543] kobject_get_path+0x9d/0x190 [ 61.346622] kobject_uevent_env+0x1df/0xf20 [ 61.351887] ? __local_bh_enable_ip+0x160/0x250 [ 61.356549] ? trace_hardirqs_on+0x28/0x190 [ 61.360851] ? dev_mc_flush+0x2d/0x40 [ 61.364682] ? dev_mc_flush+0x2d/0x40 [ 61.368476] kobject_uevent+0xb/0x10 [ 61.372179] dev_change_net_namespace+0x3e4/0xc10 [ 61.377007] ? selinux_capable+0x1b/0x20 [ 61.381052] ? dev_close+0x50/0x50 [ 61.384588] ? ns_capable_common+0x5e/0xd0 [ 61.388813] ? ns_capable+0xb/0x10 [ 61.392347] ? netlink_ns_capable+0xd/0x10 [ 61.396600] do_setlink+0x1de/0x2ec0 [ 61.400331] ? rtnl_link_get_net_capable.constprop.17+0x1e0/0x1e0 [ 61.406578] ? __lock_acquire+0x764/0x47c0 [ 61.410801] ? __lock_acquire+0x764/0x47c0 [ 61.415021] ? __lock_acquire+0x764/0x47c0 [ 61.419278] rtnl_newlink+0xa1d/0x1320 [ 61.423243] ? rtnl_link_unregister+0x280/0x280 [ 61.427904] ? kasan_check_read+0x11/0x20 [ 61.432035] ? __lock_acquire+0x764/0x47c0 [ 61.436250] ? mark_held_locks+0x130/0x130 [ 61.440465] ? __lock_acquire+0x764/0x47c0 [ 61.444686] ? pick_next_entity+0x197/0x390 [ 61.449016] ? mark_held_locks+0x130/0x130 [ 61.453254] ? _raw_spin_unlock_irq+0x27/0x90 [ 61.457747] ? trace_hardirqs_on+0x28/0x190 [ 61.462044] ? _raw_spin_unlock_irq+0x60/0x90 [ 61.466520] ? finish_task_switch+0x14a/0x720 [ 61.471011] ? finish_task_switch+0x11c/0x720 [ 61.475501] ? __schedule+0x814/0x1f70 [ 61.479427] rtnetlink_rcv_msg+0x34f/0x950 [ 61.483653] ? rtnl_calcit.isra.10+0x360/0x360 [ 61.488225] ? sock_queue_err_skb+0x6b0/0x6b0 [ 61.492706] netlink_rcv_skb+0x13e/0x3d0 [ 61.496767] ? lock_downgrade+0x860/0x860 [ 61.500908] ? rtnl_calcit.isra.10+0x360/0x360 [ 61.505625] ? netlink_ack+0x980/0x980 [ 61.509531] ? netlink_deliver_tap+0x182/0xb00 [ 61.514098] rtnetlink_rcv+0x10/0x20 [ 61.517802] netlink_unicast+0x443/0x660 [ 61.521840] ? netlink_sendskb+0x40/0x40 [ 61.525901] ? _copy_from_iter_full+0x189/0x760 [ 61.530576] netlink_sendmsg+0x666/0xc50 [ 61.534616] ? nlmsg_notify+0x110/0x110 [ 61.538577] ? copy_msghdr_from_user+0x20b/0x3e0 [ 61.543310] ? selinux_socket_sendmsg+0x31/0x40 [ 61.547985] ? nlmsg_notify+0x110/0x110 [ 61.551957] sock_sendmsg+0xac/0xf0 [ 61.555566] ___sys_sendmsg+0x647/0x950 [ 61.559540] ? get_pid_task+0x80/0x110 [ 61.563410] ? lock_downgrade+0x860/0x860 [ 61.567563] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 61.572326] ? __fget+0x285/0x400 [ 61.575776] ? kasan_check_read+0x11/0x20 [ 61.579905] ? __fget+0x2a2/0x400 [ 61.583336] ? do_dup2+0x3f0/0x3f0 [ 61.586858] ? kernel_read+0x130/0x130 [ 61.590737] ? __f_unlock_pos+0xd/0x10 [ 61.594604] ? __fget_light+0x174/0x1e0 [ 61.598556] ? __fdget+0xe/0x10 [ 61.601846] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 61.606675] __sys_sendmsg+0xd9/0x180 [ 61.610486] ? __ia32_sys_shutdown+0x70/0x70 [ 61.614885] ? __sb_end_write+0xa4/0xd0 [ 61.619053] ? kasan_check_write+0x14/0x20 [ 61.623305] ? fput+0x18/0x120 [ 61.626497] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.631852] __x64_sys_sendmsg+0x73/0xb0 [ 61.635892] do_syscall_64+0xd0/0x4e0 [ 61.639693] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.644865] RIP: 0033:0x45cc79 [ 61.648048] Code: 2d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 61.666947] RSP: 002b:00007f95ef8d7c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 61.674676] RAX: ffffffffffffffda RBX: 000000000002c080 RCX: 000000000045cc79 [ 61.682012] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 61.689267] RBP: 00007f95ef8d7ca0 R08: 0000000000000000 R09: 0000000000000000 [ 61.696538] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016 [ 61.703785] R13: 00007ffd3436eaff R14: 00007f95ef8d89c0 R15: 000000000078bfac [ 61.718403] Bluetooth: hci0: command 0x0419 tx timeout [ 61.723745] Bluetooth: hci1: command 0x0419 tx timeout [ 61.729121] Bluetooth: hci2: command 0x0419 tx timeout [ 61.734454] Bluetooth: hci3: command 0x0419 tx timeout [ 61.739878] Bluetooth: hci5: command 0x0419 tx timeout [ 61.746074] Bluetooth: hci4: command 0x0419 tx timeout [ 61.767422] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 62.008482] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.016349] FAULT_INJECTION: forcing a failure. [ 62.016349] name failslab, interval 1, probability 0, space 0, times 0 [ 62.027747] CPU: 0 PID: 8216 Comm: syz-executor.2 Not tainted 4.19.142-syzkaller #0 [ 62.035538] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.044887] Call Trace: [ 62.047478] dump_stack+0x17c/0x22a [ 62.051096] should_fail.cold.2+0x5/0xb [ 62.055072] ? setup_fault_attr+0x220/0x220 [ 62.059899] ? __atomic_notifier_call_chain+0x81/0x110 [ 62.065156] ? lock_downgrade+0x860/0x860 [ 62.069321] __should_failslab+0xba/0xf0 [ 62.073377] should_failslab+0x9/0x14 [ 62.077160] kmem_cache_alloc_node+0x56/0x3e0 [ 62.081653] __alloc_skb+0xa7/0x580 [ 62.085287] ? __kmalloc_reserve.isra.9+0xc0/0xc0 [ 62.090104] ? br_switchdev_set_port_flag+0x200/0x200 [ 62.095356] ? seg6_local_build_state+0x250/0x690 [ 62.100272] ? lock_downgrade+0x860/0x860 [ 62.104397] fdb_notify+0x89/0x150 [ 62.107930] fdb_delete+0x550/0xac0 [ 62.111545] br_fdb_delete_by_port+0x166/0x1d0 [ 62.116134] br_stp_disable_port+0x100/0x170 [ 62.120554] br_device_event+0x4aa/0x5f0 [ 62.124616] ? br_net_exit+0x170/0x170 [ 62.128480] ? packet_notifier+0x3ae/0x6c0 [ 62.132693] notifier_call_chain+0x8a/0x160 [ 62.137006] raw_notifier_call_chain+0x11/0x20 [ 62.141586] call_netdevice_notifiers_info+0x28/0x60 [ 62.146700] dev_close_many+0x2c6/0x640 [ 62.150658] ? avc_has_extended_perms+0xfe0/0xfe0 [ 62.155482] ? __dev_close_many+0x2b0/0x2b0 [ 62.159786] dev_close.part.19+0xed/0x1a0 [ 62.163912] ? dev_set_mac_address+0x320/0x320 [ 62.168492] dev_change_net_namespace+0x90d/0xc10 [ 62.173350] ? selinux_capable+0x1b/0x20 [ 62.177497] ? dev_close+0x50/0x50 [ 62.181025] ? ns_capable_common+0x5e/0xd0 [ 62.185254] ? ns_capable+0xb/0x10 [ 62.188776] ? __netlink_ns_capable+0xc3/0xf0 [ 62.193252] ? netlink_ns_capable+0xd/0x10 [ 62.197493] do_setlink+0x1de/0x2ec0 [ 62.201274] ? rtnl_link_get_net_capable.constprop.17+0x1e0/0x1e0 [ 62.207515] ? __lock_acquire+0x764/0x47c0 [ 62.211763] ? __lock_acquire+0x764/0x47c0 [ 62.215977] ? __lock_acquire+0x764/0x47c0 [ 62.220214] rtnl_newlink+0xa1d/0x1320 [ 62.224094] ? rtnl_link_unregister+0x280/0x280 [ 62.228740] ? __lock_acquire+0x764/0x47c0 [ 62.232959] ? __lock_acquire+0x764/0x47c0 [ 62.237191] ? mark_held_locks+0x130/0x130 [ 62.241428] ? __lock_acquire+0x764/0x47c0 [ 62.245660] ? kasan_check_read+0x11/0x20 [ 62.249790] ? mark_held_locks+0x130/0x130 [ 62.254022] ? _raw_spin_unlock_irq+0x27/0x90 [ 62.258518] ? trace_hardirqs_on+0x28/0x190 [ 62.263801] ? _raw_spin_unlock_irq+0x60/0x90 [ 62.268306] ? finish_task_switch+0x14a/0x720 [ 62.272789] ? finish_task_switch+0x11c/0x720 [ 62.277336] ? __schedule+0x814/0x1f70 [ 62.281238] rtnetlink_rcv_msg+0x34f/0x950 [ 62.285459] ? rtnl_calcit.isra.10+0x360/0x360 [ 62.290025] ? sock_queue_err_skb+0x6b0/0x6b0 [ 62.294504] netlink_rcv_skb+0x13e/0x3d0 [ 62.298563] ? lock_downgrade+0x860/0x860 [ 62.302704] ? rtnl_calcit.isra.10+0x360/0x360 [ 62.307275] ? netlink_ack+0x980/0x980 [ 62.311144] ? netlink_deliver_tap+0x182/0xb00 [ 62.315701] rtnetlink_rcv+0x10/0x20 [ 62.319394] netlink_unicast+0x443/0x660 [ 62.323457] ? netlink_sendskb+0x40/0x40 [ 62.327502] ? _copy_from_iter_full+0x189/0x760 [ 62.332159] netlink_sendmsg+0x666/0xc50 [ 62.336199] ? nlmsg_notify+0x110/0x110 [ 62.340157] ? copy_msghdr_from_user+0x20b/0x3e0 [ 62.344945] ? selinux_socket_sendmsg+0x31/0x40 [ 62.349615] ? nlmsg_notify+0x110/0x110 [ 62.353590] sock_sendmsg+0xac/0xf0 [ 62.357207] ___sys_sendmsg+0x647/0x950 [ 62.361193] ? get_pid_task+0x80/0x110 [ 62.365061] ? lock_downgrade+0x860/0x860 [ 62.369211] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 62.373959] ? __fget+0x285/0x400 [ 62.377411] ? kasan_check_read+0x11/0x20 [ 62.381537] ? __fget+0x2a2/0x400 [ 62.384974] ? do_dup2+0x3f0/0x3f0 [ 62.388516] ? kernel_read+0x130/0x130 [ 62.392486] ? __f_unlock_pos+0xd/0x10 [ 62.396380] ? __fget_light+0x174/0x1e0 [ 62.400354] ? __fdget+0xe/0x10 [ 62.403643] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 62.408475] __sys_sendmsg+0xd9/0x180 [ 62.412271] ? __ia32_sys_shutdown+0x70/0x70 [ 62.416657] ? __sb_end_write+0xa4/0xd0 [ 62.420730] ? kasan_check_write+0x14/0x20 [ 62.424952] ? fput+0x18/0x120 [ 62.428140] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.433499] __x64_sys_sendmsg+0x73/0xb0 [ 62.437556] do_syscall_64+0xd0/0x4e0 [ 62.441335] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.446504] RIP: 0033:0x45cc79 [ 62.449674] Code: 2d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 62.468757] RSP: 002b:00007fa61494ec78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 62.476450] RAX: ffffffffffffffda RBX: 000000000002c080 RCX: 000000000045cc79 [ 62.483744] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 62.490992] RBP: 00007fa61494eca0 R08: 0000000000000000 R09: 0000000000000000 [ 62.498252] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016 [ 62.505591] R13: 00007ffdd986709f R14: 00007fa61494f9c0 R15: 000000000078bfac [ 62.526049] device bridge_slave_0 left promiscuous mode [ 62.531527] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.601973] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 62.611821] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 62.632727] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 62.654101] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 62.840964] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.847552] FAULT_INJECTION: forcing a failure. [ 62.847552] name failslab, interval 1, probability 0, space 0, times 0 [ 62.858821] CPU: 1 PID: 8240 Comm: syz-executor.4 Not tainted 4.19.142-syzkaller #0 [ 62.866612] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.875971] Call Trace: [ 62.878551] dump_stack+0x17c/0x22a [ 62.882701] should_fail.cold.2+0x5/0xb [ 62.886678] ? setup_fault_attr+0x220/0x220 [ 62.890986] ? __atomic_notifier_call_chain+0x81/0x110 [ 62.896256] ? lock_downgrade+0x860/0x860 [ 62.900404] __should_failslab+0xba/0xf0 [ 62.904450] should_failslab+0x9/0x14 [ 62.908234] kmem_cache_alloc_node+0x56/0x3e0 [ 62.912735] __alloc_skb+0xa7/0x580 [ 62.916356] ? __kmalloc_reserve.isra.9+0xc0/0xc0 [ 62.921196] ? br_switchdev_set_port_flag+0x200/0x200 [ 62.926421] ? seg6_local_build_state+0x250/0x690 [ 62.931260] ? lock_downgrade+0x860/0x860 [ 62.935420] fdb_notify+0x89/0x150 [ 62.938962] fdb_delete+0x550/0xac0 [ 62.942571] br_fdb_delete_by_port+0x166/0x1d0 [ 62.947133] br_stp_disable_port+0x100/0x170 [ 62.951537] br_device_event+0x4aa/0x5f0 [ 62.955592] ? br_net_exit+0x170/0x170 [ 62.959519] ? packet_notifier+0x3ae/0x6c0 [ 62.963734] notifier_call_chain+0x8a/0x160 [ 62.968036] raw_notifier_call_chain+0x11/0x20 [ 62.972611] call_netdevice_notifiers_info+0x28/0x60 [ 62.977689] dev_close_many+0x2c6/0x640 [ 62.981655] ? avc_has_extended_perms+0xfe0/0xfe0 [ 62.986536] ? __dev_close_many+0x2b0/0x2b0 [ 62.990854] dev_close.part.19+0xed/0x1a0 [ 62.994981] ? dev_set_mac_address+0x320/0x320 [ 62.999564] dev_change_net_namespace+0x90d/0xc10 [ 63.004471] ? selinux_capable+0x1b/0x20 [ 63.008537] ? dev_close+0x50/0x50 [ 63.012060] ? ns_capable_common+0x5e/0xd0 [ 63.016277] ? ns_capable+0xb/0x10 [ 63.019797] ? __netlink_ns_capable+0xc3/0xf0 [ 63.024268] ? netlink_ns_capable+0xd/0x10 [ 63.028480] do_setlink+0x1de/0x2ec0 [ 63.032176] ? rtnl_link_get_net_capable.constprop.17+0x1e0/0x1e0 [ 63.038480] ? __lock_acquire+0x764/0x47c0 [ 63.042720] ? cpumask_next_and+0x24/0x30 [ 63.046859] ? find_busiest_group+0x373/0x2c60 [ 63.051449] rtnl_newlink+0xa1d/0x1320 [ 63.055318] ? rtnl_link_unregister+0x280/0x280 [ 63.059973] ? __lock_acquire+0x764/0x47c0 [ 63.064196] ? mark_held_locks+0x130/0x130 [ 63.068439] ? __lock_acquire+0x764/0x47c0 [ 63.072672] ? do_raw_spin_lock+0xd0/0x240 [ 63.076886] ? mark_held_locks+0x130/0x130 [ 63.081119] ? _raw_spin_unlock_irq+0x27/0x90 [ 63.085608] ? trace_hardirqs_on+0x28/0x190 [ 63.090366] ? _raw_spin_unlock_irq+0x60/0x90 [ 63.094838] ? finish_task_switch+0x14a/0x720 [ 63.099317] ? finish_task_switch+0x11c/0x720 [ 63.103787] ? __schedule+0x814/0x1f70 [ 63.107701] rtnetlink_rcv_msg+0x34f/0x950 [ 63.111930] ? rtnl_calcit.isra.10+0x360/0x360 [ 63.116502] ? __netlink_lookup+0x2fd/0x630 [ 63.120813] ? lock_downgrade+0x860/0x860 [ 63.124966] netlink_rcv_skb+0x13e/0x3d0 [ 63.129007] ? lock_downgrade+0x860/0x860 [ 63.133241] ? rtnl_calcit.isra.10+0x360/0x360 [ 63.137814] ? netlink_ack+0x980/0x980 [ 63.141701] ? netlink_deliver_tap+0x182/0xb00 [ 63.146275] ? kasan_check_read+0x11/0x20 [ 63.150419] rtnetlink_rcv+0x10/0x20 [ 63.154124] netlink_unicast+0x443/0x660 [ 63.158166] ? netlink_sendskb+0x40/0x40 [ 63.162209] ? _copy_from_iter_full+0x189/0x760 [ 63.166878] netlink_sendmsg+0x666/0xc50 [ 63.170927] ? nlmsg_notify+0x110/0x110 [ 63.174897] ? copy_msghdr_from_user+0x20b/0x3e0 [ 63.179632] ? selinux_socket_sendmsg+0x31/0x40 [ 63.184299] ? nlmsg_notify+0x110/0x110 [ 63.188267] sock_sendmsg+0xac/0xf0 [ 63.191894] ___sys_sendmsg+0x647/0x950 [ 63.195856] ? get_pid_task+0x80/0x110 [ 63.199746] ? lock_downgrade+0x860/0x860 [ 63.203968] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 63.208725] ? __fget+0x285/0x400 [ 63.212185] ? kasan_check_read+0x11/0x20 [ 63.216336] ? __fget+0x2a2/0x400 [ 63.219766] ? do_dup2+0x3f0/0x3f0 [ 63.223283] ? kernel_read+0x130/0x130 [ 63.227170] ? __f_unlock_pos+0xd/0x10 [ 63.231042] ? __fget_light+0x174/0x1e0 [ 63.235026] ? __fdget+0xe/0x10 [ 63.238316] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 63.243164] __sys_sendmsg+0xd9/0x180 [ 63.246977] ? __ia32_sys_shutdown+0x70/0x70 [ 63.251371] ? __sb_end_write+0xa4/0xd0 [ 63.255322] ? kasan_check_write+0x14/0x20 [ 63.259539] ? fput+0x18/0x120 [ 63.262731] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.268092] __x64_sys_sendmsg+0x73/0xb0 [ 63.272137] do_syscall_64+0xd0/0x4e0 [ 63.275929] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.281116] RIP: 0033:0x45cc79 [ 63.284302] Code: 2d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 63.303188] RSP: 002b:00007fbb7f5bec78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 63.310877] RAX: ffffffffffffffda RBX: 000000000002c080 RCX: 000000000045cc79 [ 63.318172] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 63.326219] RBP: 00007fbb7f5beca0 R08: 0000000000000000 R09: 0000000000000000 [ 63.333473] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016 [ 63.340856] R13: 00007ffc3da80daf R14: 00007fbb7f5bf9c0 R15: 000000000078bfac [ 63.353496] device bridge_slave_1 left promiscuous mode [ 63.359238] bridge0: port 2(bridge_slave_1) entered disabled state 2020/09/02 13:39:34 executed programs: 66 [ 63.405390] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 63.488831] FAULT_INJECTION: forcing a failure. [ 63.488831] name failslab, interval 1, probability 0, space 0, times 0 [ 63.500170] CPU: 0 PID: 8256 Comm: syz-executor.5 Not tainted 4.19.142-syzkaller #0 [ 63.507970] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.517311] Call Trace: [ 63.519977] dump_stack+0x17c/0x22a [ 63.523607] should_fail.cold.2+0x5/0xb [ 63.527582] ? mark_held_locks+0xc7/0x130 [ 63.531737] ? setup_fault_attr+0x220/0x220 [ 63.536038] ? addr_event.isra.8.part.9+0x290/0x410 [ 63.541029] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 63.545597] ? queue_work_on+0xf2/0x180 [ 63.549552] ? trace_hardirqs_on+0x28/0x190 [ 63.553851] __should_failslab+0xba/0xf0 [ 63.557911] should_failslab+0x9/0x14 [ 63.561698] kmem_cache_alloc_trace+0x4b/0x3a0 [ 63.567647] ? addr_event.isra.8.part.9+0x290/0x410 [ 63.572641] masq_inet6_event+0x26f/0x520 [ 63.576773] ? inet_cmp+0x270/0x270 [ 63.580392] notifier_call_chain+0x8a/0x160 [ 63.585039] __atomic_notifier_call_chain+0x6d/0x110 [ 63.590148] atomic_notifier_call_chain+0x11/0x20 [ 63.594985] inet6addr_notifier_call_chain+0x16/0x20 [ 63.600088] addrconf_ifdown+0x669/0xee0 [ 63.604134] ? nf_ct_iterate_cleanup+0x178/0x380 [ 63.610729] addrconf_notify+0x5f0/0x1fa0 [ 63.614855] ? nf_ct_alloc_hashtable+0xf0/0xf0 [ 63.619436] ? get_netdev_for_sock+0x330/0x330 [ 63.624016] ? inet6_ifinfo_notify+0x100/0x100 [ 63.628583] ? _raw_spin_unlock_bh+0x30/0x40 [ 63.633168] notifier_call_chain+0x8a/0x160 [ 63.637573] ? notifier_call_chain+0x8a/0x160 [ 63.642055] raw_notifier_call_chain+0x11/0x20 [ 63.646620] call_netdevice_notifiers_info+0x28/0x60 [ 63.651709] dev_close_many+0x2c6/0x640 [ 63.655727] ? avc_has_extended_perms+0xfe0/0xfe0 [ 63.660575] ? __dev_close_many+0x2b0/0x2b0 [ 63.664893] dev_close.part.19+0xed/0x1a0 [ 63.669020] ? dev_set_mac_address+0x320/0x320 [ 63.673580] dev_change_net_namespace+0x90d/0xc10 [ 63.678608] ? selinux_capable+0x1b/0x20 [ 63.682684] ? dev_close+0x50/0x50 [ 63.686254] ? ns_capable_common+0x5e/0xd0 [ 63.690466] ? ns_capable+0xb/0x10 [ 63.693984] ? __netlink_ns_capable+0xc3/0xf0 [ 63.698458] ? netlink_ns_capable+0xd/0x10 [ 63.702670] do_setlink+0x1de/0x2ec0 [ 63.706365] ? rtnl_link_get_net_capable.constprop.17+0x1e0/0x1e0 [ 63.712667] ? __lock_acquire+0x764/0x47c0 [ 63.716894] ? __lock_acquire+0x764/0x47c0 [ 63.721110] ? __lock_acquire+0x764/0x47c0 [ 63.725355] rtnl_newlink+0xa1d/0x1320 [ 63.729245] ? rtnl_link_unregister+0x280/0x280 [ 63.733893] ? kasan_check_read+0x11/0x20 [ 63.738019] ? __lock_acquire+0x764/0x47c0 [ 63.742350] ? mark_held_locks+0x130/0x130 [ 63.746622] ? __lock_acquire+0x764/0x47c0 [ 63.750849] ? pick_next_entity+0x197/0x390 [ 63.755175] ? mark_held_locks+0x130/0x130 [ 63.759390] ? _raw_spin_unlock_irq+0x27/0x90 [ 63.763868] ? trace_hardirqs_on+0x28/0x190 [ 63.768187] ? _raw_spin_unlock_irq+0x60/0x90 [ 63.772660] ? finish_task_switch+0x14a/0x720 [ 63.777144] ? finish_task_switch+0x11c/0x720 [ 63.781615] ? __schedule+0x814/0x1f70 [ 63.785501] rtnetlink_rcv_msg+0x34f/0x950 [ 63.789728] ? rtnl_calcit.isra.10+0x360/0x360 [ 63.794298] ? sock_queue_err_skb+0x6b0/0x6b0 [ 63.798774] netlink_rcv_skb+0x13e/0x3d0 [ 63.802821] ? lock_downgrade+0x860/0x860 [ 63.807131] ? rtnl_calcit.isra.10+0x360/0x360 [ 63.811784] ? netlink_ack+0x980/0x980 [ 63.815652] ? netlink_deliver_tap+0x182/0xb00 [ 63.820234] rtnetlink_rcv+0x10/0x20 [ 63.823931] netlink_unicast+0x443/0x660 [ 63.827981] ? netlink_sendskb+0x40/0x40 [ 63.832016] ? _copy_from_iter_full+0x189/0x760 [ 63.836677] netlink_sendmsg+0x666/0xc50 [ 63.840742] ? nlmsg_notify+0x110/0x110 [ 63.844709] ? copy_msghdr_from_user+0x20b/0x3e0 [ 63.849455] ? selinux_socket_sendmsg+0x31/0x40 [ 63.854117] ? nlmsg_notify+0x110/0x110 [ 63.858091] sock_sendmsg+0xac/0xf0 [ 63.861701] ___sys_sendmsg+0x647/0x950 [ 63.865677] ? get_pid_task+0x80/0x110 [ 63.869548] ? lock_downgrade+0x860/0x860 [ 63.873681] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 63.878445] ? __fget+0x285/0x400 [ 63.881887] ? kasan_check_read+0x11/0x20 [ 63.886031] ? __fget+0x2a2/0x400 [ 63.889483] ? do_dup2+0x3f0/0x3f0 [ 63.893017] ? kernel_read+0x130/0x130 [ 63.896988] ? __f_unlock_pos+0xd/0x10 [ 63.900860] ? __fget_light+0x174/0x1e0 [ 63.904818] ? __fdget+0xe/0x10 [ 63.908072] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 63.912901] __sys_sendmsg+0xd9/0x180 [ 63.916687] ? __ia32_sys_shutdown+0x70/0x70 [ 63.921077] ? __sb_end_write+0xa4/0xd0 [ 63.925033] ? kasan_check_write+0x14/0x20 [ 63.929262] ? fput+0x18/0x120 [ 63.932450] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.937811] __x64_sys_sendmsg+0x73/0xb0 [ 63.941896] do_syscall_64+0xd0/0x4e0 [ 63.946222] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.951405] RIP: 0033:0x45cc79 [ 63.954601] Code: 2d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 63.973592] RSP: 002b:00007f95ef8d7c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 63.981283] RAX: ffffffffffffffda RBX: 000000000002c080 RCX: 000000000045cc79 [ 63.988531] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 63.995790] RBP: 00007f95ef8d7ca0 R08: 0000000000000000 R09: 0000000000000000 [ 64.003060] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016 [ 64.010509] R13: 00007ffd3436eaff R14: 00007f95ef8d89c0 R15: 000000000078bfac [ 64.320371] FAULT_INJECTION: forcing a failure. [ 64.320371] name failslab, interval 1, probability 0, space 0, times 0 [ 64.334659] CPU: 0 PID: 8271 Comm: syz-executor.2 Not tainted 4.19.142-syzkaller #0 [ 64.342459] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.351792] Call Trace: [ 64.354371] dump_stack+0x17c/0x22a [ 64.357981] should_fail.cold.2+0x5/0xb [ 64.361948] ? __local_bh_enable_ip+0x160/0x250 [ 64.366605] ? setup_fault_attr+0x220/0x220 [ 64.370902] ? __local_bh_enable_ip+0x160/0x250 [ 64.375555] ? trace_hardirqs_on+0x28/0x190 [ 64.379862] __should_failslab+0xba/0xf0 [ 64.383898] should_failslab+0x9/0x14 [ 64.387673] kmem_cache_alloc_trace+0x4b/0x3a0 [ 64.392232] addr_event.isra.8.part.9+0x62/0x410 [ 64.396970] inet6addr_event+0x125/0x1b0 [ 64.401015] ? addr_event.isra.8.part.9+0x410/0x410 [ 64.406009] ? lock_downgrade+0x860/0x860 [ 64.410139] notifier_call_chain+0x8a/0x160 [ 64.414449] __atomic_notifier_call_chain+0x6d/0x110 [ 64.419539] atomic_notifier_call_chain+0x11/0x20 [ 64.424382] inet6addr_notifier_call_chain+0x16/0x20 [ 64.429476] addrconf_ifdown+0x669/0xee0 [ 64.433571] ? nf_ct_iterate_cleanup+0x178/0x380 [ 64.438324] addrconf_notify+0x5f0/0x1fa0 [ 64.442449] ? nf_ct_alloc_hashtable+0xf0/0xf0 [ 64.447029] ? get_netdev_for_sock+0x330/0x330 [ 64.451600] ? inet6_ifinfo_notify+0x100/0x100 [ 64.456159] ? _raw_spin_unlock_bh+0x30/0x40 [ 64.460545] notifier_call_chain+0x8a/0x160 [ 64.464842] ? notifier_call_chain+0x8a/0x160 [ 64.469320] raw_notifier_call_chain+0x11/0x20 [ 64.473882] call_netdevice_notifiers_info+0x28/0x60 [ 64.478968] dev_close_many+0x2c6/0x640 [ 64.482953] ? avc_has_extended_perms+0xfe0/0xfe0 [ 64.487791] ? __dev_close_many+0x2b0/0x2b0 [ 64.492097] dev_close.part.19+0xed/0x1a0 [ 64.496229] ? dev_set_mac_address+0x320/0x320 [ 64.500794] dev_change_net_namespace+0x90d/0xc10 [ 64.505613] ? selinux_capable+0x1b/0x20 [ 64.509713] ? dev_close+0x50/0x50 [ 64.513250] ? ns_capable_common+0x5e/0xd0 [ 64.517505] ? ns_capable+0xb/0x10 [ 64.521028] ? __netlink_ns_capable+0xc3/0xf0 [ 64.525515] ? netlink_ns_capable+0xd/0x10 [ 64.529744] do_setlink+0x1de/0x2ec0 [ 64.533438] ? rtnl_link_get_net_capable.constprop.17+0x1e0/0x1e0 [ 64.539660] ? __lock_acquire+0x764/0x47c0 [ 64.543888] ? __lock_acquire+0x764/0x47c0 [ 64.548111] ? __lock_acquire+0x764/0x47c0 [ 64.552341] rtnl_newlink+0xa1d/0x1320 [ 64.556209] ? __lock_acquire+0x764/0x47c0 [ 64.560431] ? rtnl_link_unregister+0x280/0x280 [ 64.565261] ? mark_held_locks+0x130/0x130 [ 64.569612] ? free_one_page+0x3e1/0x10c0 [ 64.573795] ? lock_downgrade+0x860/0x860 [ 64.577927] ? __lock_acquire+0x764/0x47c0 [ 64.582142] ? __free_pages_ok+0x619/0xd70 [ 64.586367] ? __free_pages+0x7f/0xb0 [ 64.590154] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 64.594719] ? __free_pages_ok+0x619/0xd70 [ 64.599205] ? trace_hardirqs_on+0x28/0x190 [ 64.603528] ? mark_held_locks+0x130/0x130 [ 64.607821] ? __free_pages+0x7f/0xb0 [ 64.611604] ? kasan_check_write+0x14/0x20 [ 64.615831] ? finish_task_switch+0x4fb/0x720 [ 64.620400] ? __schedule+0x814/0x1f70 [ 64.624299] rtnetlink_rcv_msg+0x34f/0x950 [ 64.628602] ? rtnl_calcit.isra.10+0x360/0x360 [ 64.633162] ? sock_queue_err_skb+0x6b0/0x6b0 [ 64.637640] netlink_rcv_skb+0x13e/0x3d0 [ 64.641690] ? lock_downgrade+0x860/0x860 [ 64.645820] ? rtnl_calcit.isra.10+0x360/0x360 [ 64.650664] ? netlink_ack+0x980/0x980 [ 64.654564] ? netlink_deliver_tap+0x182/0xb00 [ 64.659143] rtnetlink_rcv+0x10/0x20 [ 64.662856] netlink_unicast+0x443/0x660 [ 64.666902] ? netlink_sendskb+0x40/0x40 [ 64.670975] ? _copy_from_iter_full+0x189/0x760 [ 64.675796] netlink_sendmsg+0x666/0xc50 [ 64.679832] ? nlmsg_notify+0x110/0x110 [ 64.683806] ? copy_msghdr_from_user+0x20b/0x3e0 [ 64.688577] ? selinux_socket_sendmsg+0x31/0x40 [ 64.693260] ? nlmsg_notify+0x110/0x110 [ 64.697211] sock_sendmsg+0xac/0xf0 [ 64.700821] ___sys_sendmsg+0x647/0x950 [ 64.704802] ? get_pid_task+0x80/0x110 [ 64.708683] ? lock_downgrade+0x860/0x860 [ 64.712806] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 64.717541] ? __fget+0x285/0x400 [ 64.720970] ? kasan_check_read+0x11/0x20 [ 64.725113] ? __fget+0x2a2/0x400 [ 64.728558] ? do_dup2+0x3f0/0x3f0 [ 64.732087] ? kernel_read+0x130/0x130 [ 64.735949] ? __f_unlock_pos+0xd/0x10 [ 64.739813] ? __fget_light+0x174/0x1e0 [ 64.743773] ? __fdget+0xe/0x10 [ 64.747040] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 64.751879] __sys_sendmsg+0xd9/0x180 [ 64.755672] ? __ia32_sys_shutdown+0x70/0x70 [ 64.760089] ? __sb_end_write+0xa4/0xd0 [ 64.764051] ? kasan_check_write+0x14/0x20 [ 64.768267] ? fput+0x18/0x120 [ 64.771437] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.776782] __x64_sys_sendmsg+0x73/0xb0 [ 64.780917] do_syscall_64+0xd0/0x4e0 [ 64.784715] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.789992] RIP: 0033:0x45cc79 [ 64.793163] Code: 2d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 64.812055] RSP: 002b:00007fa61494ec78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 64.819768] RAX: ffffffffffffffda RBX: 000000000002c080 RCX: 000000000045cc79 [ 64.827033] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 64.834299] RBP: 00007fa61494eca0 R08: 0000000000000000 R09: 0000000000000000 [ 64.841563] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016 [ 64.848838] R13: 00007ffdd986709f R14: 00007fa61494f9c0 R15: 000000000078bfac [ 65.022336] nla_parse: 3 callbacks suppressed [ 65.022342] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 65.075149] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.084503] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 65.188751] FAULT_INJECTION: forcing a failure. [ 65.188751] name failslab, interval 1, probability 0, space 0, times 0 [ 65.200014] CPU: 1 PID: 8284 Comm: syz-executor.4 Not tainted 4.19.142-syzkaller #0 [ 65.207884] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.217249] Call Trace: [ 65.219836] dump_stack+0x17c/0x22a [ 65.223561] should_fail.cold.2+0x5/0xb [ 65.227532] ? setup_fault_attr+0x220/0x220 [ 65.231832] ? lock_downgrade+0x860/0x860 [ 65.235964] ? ___preempt_schedule+0x16/0x18 [ 65.240377] __should_failslab+0xba/0xf0 [ 65.244430] should_failslab+0x9/0x14 [ 65.248212] __kmalloc_track_caller+0x6b/0x3d0 [ 65.252792] ? sctp_addr_wq_mgmt+0x228/0x700 [ 65.257176] kmemdup+0x1d/0x40 [ 65.260343] sctp_addr_wq_mgmt+0x228/0x700 [ 65.264558] ? kasan_check_write+0x14/0x20 [ 65.268795] ? do_raw_spin_lock+0xd0/0x240 [ 65.273108] sctp_inet6addr_event+0x1e1/0x8d0 [ 65.277603] notifier_call_chain+0x8a/0x160 [ 65.281917] __atomic_notifier_call_chain+0x6d/0x110 [ 65.287011] atomic_notifier_call_chain+0x11/0x20 [ 65.291841] inet6addr_notifier_call_chain+0x16/0x20 [ 65.296939] addrconf_ifdown+0x669/0xee0 [ 65.300996] ? nf_ct_iterate_cleanup+0x178/0x380 [ 65.305743] addrconf_notify+0x5f0/0x1fa0 [ 65.309873] ? nf_ct_alloc_hashtable+0xf0/0xf0 [ 65.314467] ? get_netdev_for_sock+0x330/0x330 [ 65.319161] ? inet6_ifinfo_notify+0x100/0x100 [ 65.323723] ? _raw_spin_unlock_bh+0x30/0x40 [ 65.328129] notifier_call_chain+0x8a/0x160 [ 65.332437] ? notifier_call_chain+0x8a/0x160 [ 65.336944] raw_notifier_call_chain+0x11/0x20 [ 65.341528] call_netdevice_notifiers_info+0x28/0x60 [ 65.346617] dev_close_many+0x2c6/0x640 [ 65.350579] ? avc_has_extended_perms+0xfe0/0xfe0 [ 65.355399] ? __dev_close_many+0x2b0/0x2b0 [ 65.359724] dev_close.part.19+0xed/0x1a0 [ 65.363865] ? dev_set_mac_address+0x320/0x320 [ 65.368445] dev_change_net_namespace+0x90d/0xc10 [ 65.373290] ? selinux_capable+0x1b/0x20 [ 65.377338] ? dev_close+0x50/0x50 [ 65.380868] ? ns_capable_common+0x5e/0xd0 [ 65.385097] ? ns_capable+0xb/0x10 [ 65.388613] ? __netlink_ns_capable+0xc3/0xf0 [ 65.393086] ? netlink_ns_capable+0xd/0x10 [ 65.397316] do_setlink+0x1de/0x2ec0 [ 65.401026] ? rtnl_link_get_net_capable.constprop.17+0x1e0/0x1e0 [ 65.407248] ? __lock_acquire+0x764/0x47c0 [ 65.411484] ? __lock_acquire+0x764/0x47c0 [ 65.415704] rtnl_newlink+0xa1d/0x1320 [ 65.419573] ? rtnl_link_unregister+0x280/0x280 [ 65.424233] ? __lock_acquire+0x764/0x47c0 [ 65.428521] ? __lock_acquire+0x764/0x47c0 [ 65.432738] ? mark_held_locks+0x130/0x130 [ 65.437089] ? __lock_acquire+0x764/0x47c0 [ 65.441304] ? kasan_check_read+0x11/0x20 [ 65.445453] ? mark_held_locks+0x130/0x130 [ 65.449686] ? _raw_spin_unlock_irq+0x27/0x90 [ 65.454158] ? trace_hardirqs_on+0x28/0x190 [ 65.458456] ? _raw_spin_unlock_irq+0x60/0x90 [ 65.462947] ? finish_task_switch+0x14a/0x720 [ 65.467415] ? finish_task_switch+0x11c/0x720 [ 65.471886] ? __schedule+0x814/0x1f70 [ 65.475799] rtnetlink_rcv_msg+0x34f/0x950 [ 65.480036] ? rtnl_calcit.isra.10+0x360/0x360 [ 65.484595] ? __netlink_lookup+0x2fd/0x630 [ 65.488896] ? lock_downgrade+0x860/0x860 [ 65.493026] netlink_rcv_skb+0x13e/0x3d0 [ 65.497072] ? lock_downgrade+0x860/0x860 [ 65.501207] ? rtnl_calcit.isra.10+0x360/0x360 [ 65.505766] ? netlink_ack+0x980/0x980 [ 65.509653] ? netlink_deliver_tap+0x182/0xb00 [ 65.514211] ? kasan_check_read+0x11/0x20 [ 65.518345] rtnetlink_rcv+0x10/0x20 [ 65.522060] netlink_unicast+0x443/0x660 [ 65.526110] ? netlink_sendskb+0x40/0x40 [ 65.530175] ? _copy_from_iter_full+0x189/0x760 [ 65.534831] netlink_sendmsg+0x666/0xc50 [ 65.538879] ? nlmsg_notify+0x110/0x110 [ 65.542836] ? copy_msghdr_from_user+0x20b/0x3e0 [ 65.547578] ? selinux_socket_sendmsg+0x31/0x40 [ 65.552224] ? nlmsg_notify+0x110/0x110 [ 65.556179] sock_sendmsg+0xac/0xf0 [ 65.559810] ___sys_sendmsg+0x647/0x950 [ 65.563766] ? get_pid_task+0x80/0x110 [ 65.567655] ? lock_downgrade+0x860/0x860 [ 65.571786] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 65.576524] ? __fget+0x285/0x400 [ 65.579980] ? kasan_check_read+0x11/0x20 [ 65.584112] ? __fget+0x2a2/0x400 [ 65.587558] ? do_dup2+0x3f0/0x3f0 [ 65.591083] ? kernel_read+0x130/0x130 [ 65.594947] ? __f_unlock_pos+0xd/0x10 [ 65.598811] ? __fget_light+0x174/0x1e0 [ 65.602774] ? __fdget+0xe/0x10 [ 65.606048] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 65.610881] __sys_sendmsg+0xd9/0x180 [ 65.614689] ? __ia32_sys_shutdown+0x70/0x70 [ 65.619079] ? __sb_end_write+0xa4/0xd0 [ 65.623039] ? kasan_check_write+0x14/0x20 [ 65.627259] ? fput+0x18/0x120 [ 65.630491] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.635850] __x64_sys_sendmsg+0x73/0xb0 [ 65.639965] do_syscall_64+0xd0/0x4e0 [ 65.643857] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.649044] RIP: 0033:0x45cc79 [ 65.652274] Code: 2d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 65.671270] RSP: 002b:00007fbb7f5bec78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 65.678994] RAX: ffffffffffffffda RBX: 000000000002c080 RCX: 000000000045cc79 [ 65.686272] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 65.693533] RBP: 00007fbb7f5beca0 R08: 0000000000000000 R09: 0000000000000000 [ 65.700861] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016 [ 65.708117] R13: 00007ffc3da80daf R14: 00007fbb7f5bf9c0 R15: 000000000078bfac [ 65.918606] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 66.027549] bond0: Releasing backup interface bond_slave_0 [ 66.035529] FAULT_INJECTION: forcing a failure. [ 66.035529] name failslab, interval 1, probability 0, space 0, times 0 [ 66.047291] CPU: 1 PID: 8298 Comm: syz-executor.5 Not tainted 4.19.142-syzkaller #0 [ 66.055102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.064461] Call Trace: [ 66.067073] dump_stack+0x17c/0x22a [ 66.070825] should_fail.cold.2+0x5/0xb [ 66.074788] ? setup_fault_attr+0x220/0x220 [ 66.079103] __should_failslab+0xba/0xf0 [ 66.083150] should_failslab+0x9/0x14 [ 66.086949] kmem_cache_alloc_node+0x25a/0x3e0 [ 66.091539] __alloc_skb+0xa7/0x580 [ 66.095180] ? __kmalloc_reserve.isra.9+0xc0/0xc0 [ 66.100015] ? kfree+0x116/0x220 [ 66.103375] ? __addrconf_sysctl_unregister.isra.21+0x84/0xd0 [ 66.109256] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 66.113843] ? kfree+0x116/0x220 [ 66.117201] inet6_netconf_notify_devconf+0x62/0x110 [ 66.122299] __addrconf_sysctl_unregister.isra.21+0x99/0xd0 [ 66.128010] addrconf_sysctl_unregister+0x8c/0xf0 [ 66.132850] addrconf_ifdown+0xa40/0xee0 [ 66.136919] addrconf_notify+0x5f0/0x1fa0 [ 66.141062] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 66.145647] ? __local_bh_enable_ip+0x160/0x250 [ 66.150333] ? clusterip_netdev_event+0x377/0x540 [ 66.155184] ? get_netdev_for_sock+0x330/0x330 [ 66.159841] ? inet6_ifinfo_notify+0x100/0x100 [ 66.164428] ? _raw_spin_unlock_bh+0x30/0x40 [ 66.168854] ? clusterip_netdev_event+0x377/0x540 [ 66.173705] ? tee_netdev_event+0x32e/0x4a0 [ 66.178031] notifier_call_chain+0x8a/0x160 [ 66.182454] ? notifier_call_chain+0x8a/0x160 [ 66.186972] raw_notifier_call_chain+0x11/0x20 [ 66.191574] call_netdevice_notifiers_info+0x28/0x60 [ 66.196701] dev_change_net_namespace+0x1da/0xc10 [ 66.201559] ? selinux_capable+0x1b/0x20 [ 66.205745] ? dev_close+0x50/0x50 [ 66.209291] ? ns_capable_common+0x5e/0xd0 [ 66.213522] ? ns_capable+0xb/0x10 [ 66.217076] ? netlink_ns_capable+0xd/0x10 [ 66.221308] do_setlink+0x1de/0x2ec0 [ 66.225023] ? rtnl_link_get_net_capable.constprop.17+0x1e0/0x1e0 [ 66.231336] ? __lock_acquire+0x764/0x47c0 [ 66.235572] ? __lock_acquire+0x764/0x47c0 [ 66.239803] ? __lock_acquire+0x764/0x47c0 [ 66.244051] rtnl_newlink+0xa1d/0x1320 [ 66.247924] ? rtnl_link_unregister+0x280/0x280 [ 66.252634] ? kasan_check_read+0x11/0x20 [ 66.256773] ? __lock_acquire+0x764/0x47c0 [ 66.261019] ? mark_held_locks+0x130/0x130 [ 66.265234] ? __lock_acquire+0x764/0x47c0 [ 66.269477] ? pick_next_entity+0x197/0x390 [ 66.273804] ? mark_held_locks+0x130/0x130 [ 66.278043] ? _raw_spin_unlock_irq+0x27/0x90 [ 66.282515] ? trace_hardirqs_on+0x28/0x190 [ 66.286827] ? kasan_check_write+0x14/0x20 [ 66.291037] ? finish_task_switch+0x1a4/0x720 [ 66.295510] ? __schedule+0x814/0x1f70 [ 66.299441] rtnetlink_rcv_msg+0x34f/0x950 [ 66.303684] ? rtnl_calcit.isra.10+0x360/0x360 [ 66.310065] ? sock_queue_err_skb+0x6b0/0x6b0 [ 66.314541] netlink_rcv_skb+0x13e/0x3d0 [ 66.318594] ? lock_downgrade+0x860/0x860 [ 66.322732] ? rtnl_calcit.isra.10+0x360/0x360 [ 66.327317] ? netlink_ack+0x980/0x980 [ 66.331201] ? netlink_deliver_tap+0x182/0xb00 [ 66.335773] rtnetlink_rcv+0x10/0x20 [ 66.339514] netlink_unicast+0x443/0x660 [ 66.343568] ? netlink_sendskb+0x40/0x40 [ 66.347635] ? _copy_from_iter_full+0x189/0x760 [ 66.352299] netlink_sendmsg+0x666/0xc50 [ 66.356360] ? nlmsg_notify+0x110/0x110 [ 66.360321] ? copy_msghdr_from_user+0x20b/0x3e0 [ 66.365057] ? selinux_socket_sendmsg+0x31/0x40 [ 66.369726] ? nlmsg_notify+0x110/0x110 [ 66.373789] sock_sendmsg+0xac/0xf0 [ 66.377446] ___sys_sendmsg+0x647/0x950 [ 66.381438] ? get_pid_task+0x80/0x110 [ 66.385315] ? lock_downgrade+0x860/0x860 [ 66.389450] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 66.394202] ? __fget+0x285/0x400 [ 66.397657] ? kasan_check_read+0x11/0x20 [ 66.401813] ? __fget+0x2a2/0x400 [ 66.405252] ? do_dup2+0x3f0/0x3f0 [ 66.408788] ? kernel_read+0x130/0x130 [ 66.412728] ? __f_unlock_pos+0xd/0x10 [ 66.416657] ? __fget_light+0x174/0x1e0 [ 66.420621] ? __fdget+0xe/0x10 [ 66.423885] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 66.428746] __sys_sendmsg+0xd9/0x180 [ 66.432593] ? __ia32_sys_shutdown+0x70/0x70 [ 66.437015] ? __sb_end_write+0xa4/0xd0 [ 66.440994] ? kasan_check_write+0x14/0x20 [ 66.445230] ? fput+0x18/0x120 [ 66.448421] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.453947] __x64_sys_sendmsg+0x73/0xb0 [ 66.457993] do_syscall_64+0xd0/0x4e0 [ 66.461790] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.466958] RIP: 0033:0x45cc79 [ 66.470130] Code: 2d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 66.489979] RSP: 002b:00007f95ef8d7c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 66.497687] RAX: ffffffffffffffda RBX: 000000000002c080 RCX: 000000000045cc79 [ 66.504967] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 66.512225] RBP: 00007f95ef8d7ca0 R08: 0000000000000000 R09: 0000000000000000 [ 66.519489] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016 [ 66.526753] R13: 00007ffd3436eaff R14: 00007f95ef8d89c0 R15: 000000000078bfac [ 66.594769] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 66.620570] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 66.638551] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 66.793954] bond0: Releasing backup interface bond_slave_1 [ 66.800401] FAULT_INJECTION: forcing a failure. [ 66.800401] name failslab, interval 1, probability 0, space 0, times 0 [ 66.811705] CPU: 0 PID: 8318 Comm: syz-executor.2 Not tainted 4.19.142-syzkaller #0 [ 66.819521] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.828866] Call Trace: [ 66.831449] dump_stack+0x17c/0x22a [ 66.835073] should_fail.cold.2+0x5/0xb [ 66.839033] ? setup_fault_attr+0x220/0x220 [ 66.843365] __should_failslab+0xba/0xf0 [ 66.847421] should_failslab+0x9/0x14 [ 66.851209] kmem_cache_alloc_trace+0x2a7/0x3a0 [ 66.855875] ? is_eth_port_of_netdev_filter.part.1+0x1e0/0x1e0 [ 66.861922] netdevice_event+0x18b/0x760 [ 66.865998] ? is_upper_ndev_bond_master_filter+0x160/0x160 [ 66.871695] ? _roce_del_all_netdev_gids+0x10/0x10 [ 66.876610] ? is_eth_port_of_netdev_filter.part.1+0x1e0/0x1e0 [ 66.882575] ? rdma_roce_rescan_device+0x20/0x20 [ 66.887316] ? is_ndev_for_default_gid_filter.part.2+0x1a0/0x1a0 [ 66.893452] ? enum_all_gids_of_dev_cb+0x1a0/0x1a0 [ 66.898368] ? is_eth_port_of_netdev_filter.part.1+0x1e0/0x1e0 [ 66.904338] ? rtmsg_ifinfo_event.part.14+0x7f/0xb0 [ 66.909457] notifier_call_chain+0x8a/0x160 [ 66.913806] raw_notifier_call_chain+0x11/0x20 [ 66.918382] call_netdevice_notifiers_info+0x28/0x60 [ 66.923492] dev_set_mac_address+0x1de/0x320 [ 66.927892] ? bond_hw_addr_flush+0x81/0x110 [ 66.932300] ? netdev_state_change+0x100/0x100 [ 66.936920] __bond_release_one+0xab3/0x13e0 [ 66.941407] ? mark_held_locks+0xc7/0x130 [ 66.945561] ? bond_enslave+0x4ad0/0x4ad0 [ 66.949702] ? __local_bh_enable_ip+0x160/0x250 [ 66.954373] ? _raw_spin_unlock_bh+0x30/0x40 [ 66.958763] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 66.963326] ? cfg80211_leave+0x40/0x40 [ 66.967288] ? rt_flush_dev+0x1c4/0x300 [ 66.971252] ? __local_bh_enable_ip+0x160/0x250 [ 66.975912] bond_netdev_event+0x78c/0x900 [ 66.980343] notifier_call_chain+0x8a/0x160 [ 66.984825] raw_notifier_call_chain+0x11/0x20 [ 66.989402] call_netdevice_notifiers_info+0x28/0x60 [ 66.994502] dev_change_net_namespace+0x1da/0xc10 [ 66.999386] ? selinux_capable+0x1b/0x20 [ 67.003459] ? dev_close+0x50/0x50 [ 67.006990] ? ns_capable_common+0x5e/0xd0 [ 67.011246] ? ns_capable+0xb/0x10 [ 67.014766] ? netlink_ns_capable+0xd/0x10 [ 67.018998] do_setlink+0x1de/0x2ec0 [ 67.022718] ? __lock_acquire+0x764/0x47c0 [ 67.026943] ? set_next_entity+0xc10/0x23e0 [ 67.031261] ? rtnl_link_get_net_capable.constprop.17+0x1e0/0x1e0 [ 67.037490] ? mark_held_locks+0x130/0x130 [ 67.041737] ? _raw_spin_unlock_irq+0x27/0x90 [ 67.046263] ? finish_task_switch+0x14a/0x720 [ 67.050775] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 67.055354] ? _raw_spin_unlock_irq+0x27/0x90 [ 67.059872] rtnl_newlink+0xa1d/0x1320 [ 67.063750] ? __lock_acquire+0x764/0x47c0 [ 67.067972] ? is_bpf_text_address+0x7d/0xe0 [ 67.072367] ? rtnl_link_unregister+0x280/0x280 [ 67.077033] ? mark_held_locks+0x130/0x130 [ 67.081272] ? __kasan_slab_free+0x1b0/0x220 [ 67.085701] ? __kasan_slab_free+0x13c/0x220 [ 67.090115] ? free_one_page+0x3e1/0x10c0 [ 67.094276] ? lock_downgrade+0x860/0x860 [ 67.098427] ? __lock_acquire+0x764/0x47c0 [ 67.102641] ? __free_pages_ok+0x619/0xd70 [ 67.106862] ? __free_pages+0x7f/0xb0 [ 67.110661] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 67.115239] ? __free_pages_ok+0x619/0xd70 [ 67.119470] ? trace_hardirqs_on+0x28/0x190 [ 67.123769] ? mark_held_locks+0x130/0x130 [ 67.128016] ? __free_pages+0x7f/0xb0 [ 67.131862] ? kasan_check_write+0x14/0x20 [ 67.136094] ? finish_task_switch+0x4fb/0x720 [ 67.140577] ? __schedule+0x814/0x1f70 [ 67.144500] rtnetlink_rcv_msg+0x34f/0x950 [ 67.148733] ? rtnl_calcit.isra.10+0x360/0x360 [ 67.153303] ? sock_queue_err_skb+0x6b0/0x6b0 [ 67.157779] netlink_rcv_skb+0x13e/0x3d0 [ 67.161832] ? lock_downgrade+0x860/0x860 [ 67.165968] ? rtnl_calcit.isra.10+0x360/0x360 [ 67.170541] ? netlink_ack+0x980/0x980 [ 67.174446] ? netlink_deliver_tap+0x182/0xb00 [ 67.180055] rtnetlink_rcv+0x10/0x20 [ 67.183769] netlink_unicast+0x443/0x660 [ 67.187847] ? netlink_sendskb+0x40/0x40 [ 67.191908] ? _copy_from_iter_full+0x189/0x760 [ 67.196582] netlink_sendmsg+0x666/0xc50 [ 67.200724] ? nlmsg_notify+0x110/0x110 [ 67.204686] ? copy_msghdr_from_user+0x20b/0x3e0 [ 67.209440] ? selinux_socket_sendmsg+0x31/0x40 [ 67.214108] ? nlmsg_notify+0x110/0x110 [ 67.218080] sock_sendmsg+0xac/0xf0 [ 67.221703] ___sys_sendmsg+0x647/0x950 [ 67.225676] ? get_pid_task+0x80/0x110 [ 67.229561] ? lock_downgrade+0x860/0x860 [ 67.233704] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 67.238479] ? __fget+0x285/0x400 [ 67.241929] ? kasan_check_read+0x11/0x20 [ 67.246068] ? __fget+0x2a2/0x400 [ 67.249518] ? do_dup2+0x3f0/0x3f0 [ 67.253048] ? kernel_read+0x130/0x130 [ 67.256930] ? __f_unlock_pos+0xd/0x10 [ 67.260802] ? __fget_light+0x174/0x1e0 [ 67.264788] ? __fdget+0xe/0x10 [ 67.268056] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 67.272900] __sys_sendmsg+0xd9/0x180 [ 67.276682] ? __ia32_sys_shutdown+0x70/0x70 [ 67.281070] ? __sb_end_write+0xa4/0xd0 [ 67.285061] ? kasan_check_write+0x14/0x20 [ 67.289288] ? fput+0x18/0x120 [ 67.292487] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.297844] __x64_sys_sendmsg+0x73/0xb0 [ 67.301903] do_syscall_64+0xd0/0x4e0 [ 67.305698] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.310899] RIP: 0033:0x45cc79 [ 67.314073] Code: 2d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 67.333134] RSP: 002b:00007fa61494ec78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 67.340839] RAX: ffffffffffffffda RBX: 000000000002c080 RCX: 000000000045cc79 [ 67.348099] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 67.355366] RBP: 00007fa61494eca0 R08: 0000000000000000 R09: 0000000000000000 [ 67.363376] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016 [ 67.371329] R13: 00007ffdd986709f R14: 00007fa61494f9c0 R15: 000000000078bfac [ 67.439940] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 67.460085] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 67.607131] FAULT_INJECTION: forcing a failure. [ 67.607131] name failslab, interval 1, probability 0, space 0, times 0 [ 67.618614] CPU: 0 PID: 8326 Comm: syz-executor.4 Not tainted 4.19.142-syzkaller #0 [ 67.626533] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.635884] Call Trace: [ 67.638515] dump_stack+0x17c/0x22a [ 67.642122] should_fail.cold.2+0x5/0xb [ 67.646078] ? __local_bh_enable_ip+0x160/0x250 [ 67.650736] ? setup_fault_attr+0x220/0x220 [ 67.655073] ? __local_bh_enable_ip+0x160/0x250 [ 67.659733] ? trace_hardirqs_on+0x28/0x190 [ 67.664088] __should_failslab+0xba/0xf0 [ 67.668191] should_failslab+0x9/0x14 [ 67.672031] kmem_cache_alloc_trace+0x4b/0x3a0 [ 67.676604] addr_event.isra.8.part.9+0x62/0x410 [ 67.681354] inet6addr_event+0x125/0x1b0 [ 67.685438] ? addr_event.isra.8.part.9+0x410/0x410 [ 67.690448] ? lock_downgrade+0x860/0x860 [ 67.694597] notifier_call_chain+0x8a/0x160 [ 67.698912] __atomic_notifier_call_chain+0x6d/0x110 [ 67.704000] atomic_notifier_call_chain+0x11/0x20 [ 67.708848] inet6addr_notifier_call_chain+0x16/0x20 [ 67.713930] addrconf_ifdown+0x669/0xee0 [ 67.717974] ? nf_ct_iterate_cleanup+0x178/0x380 [ 67.722736] addrconf_notify+0x5f0/0x1fa0 [ 67.726866] ? nf_ct_alloc_hashtable+0xf0/0xf0 [ 67.731442] ? get_netdev_for_sock+0x330/0x330 [ 67.736044] ? inet6_ifinfo_notify+0x100/0x100 [ 67.740612] ? _raw_spin_unlock_bh+0x30/0x40 [ 67.745009] notifier_call_chain+0x8a/0x160 [ 67.749314] ? notifier_call_chain+0x8a/0x160 [ 67.753810] raw_notifier_call_chain+0x11/0x20 [ 67.758408] call_netdevice_notifiers_info+0x28/0x60 [ 67.763515] dev_close_many+0x2c6/0x640 [ 67.767495] ? avc_has_extended_perms+0xfe0/0xfe0 [ 67.772331] ? __dev_close_many+0x2b0/0x2b0 [ 67.776659] dev_close.part.19+0xed/0x1a0 [ 67.780795] ? dev_set_mac_address+0x320/0x320 [ 67.785380] dev_change_net_namespace+0x90d/0xc10 [ 67.790212] ? selinux_capable+0x1b/0x20 [ 67.794254] ? dev_close+0x50/0x50 [ 67.797779] ? ns_capable_common+0x5e/0xd0 [ 67.801990] ? ns_capable+0xb/0x10 [ 67.805515] ? __netlink_ns_capable+0xc3/0xf0 [ 67.810019] ? netlink_ns_capable+0xd/0x10 [ 67.814241] do_setlink+0x1de/0x2ec0 [ 67.817955] ? rtnl_link_get_net_capable.constprop.17+0x1e0/0x1e0 [ 67.824169] ? __lock_acquire+0x764/0x47c0 [ 67.828393] ? __lock_acquire+0x764/0x47c0 [ 67.832635] rtnl_newlink+0xa1d/0x1320 [ 67.836524] ? rtnl_link_unregister+0x280/0x280 [ 67.841199] ? __lock_acquire+0x764/0x47c0 [ 67.845436] ? __lock_acquire+0x764/0x47c0 [ 67.849697] ? mark_held_locks+0x130/0x130 [ 67.853934] ? __lock_acquire+0x764/0x47c0 [ 67.858159] ? kasan_check_read+0x11/0x20 [ 67.862316] ? mark_held_locks+0x130/0x130 [ 67.866541] ? _raw_spin_unlock_irq+0x27/0x90 [ 67.871028] ? trace_hardirqs_on+0x28/0x190 [ 67.875346] ? _raw_spin_unlock_irq+0x60/0x90 [ 67.879838] ? finish_task_switch+0x14a/0x720 [ 67.884416] ? finish_task_switch+0x11c/0x720 [ 67.888916] ? __schedule+0x814/0x1f70 [ 67.892825] rtnetlink_rcv_msg+0x34f/0x950 [ 67.897066] ? rtnl_calcit.isra.10+0x360/0x360 [ 67.901635] ? __netlink_lookup+0x2fd/0x630 [ 67.905939] ? lock_downgrade+0x860/0x860 [ 67.910072] netlink_rcv_skb+0x13e/0x3d0 [ 67.914211] ? lock_downgrade+0x860/0x860 [ 67.918339] ? rtnl_calcit.isra.10+0x360/0x360 [ 67.922900] ? netlink_ack+0x980/0x980 [ 67.926796] ? netlink_deliver_tap+0x182/0xb00 [ 67.931368] ? kasan_check_read+0x11/0x20 [ 67.935592] rtnetlink_rcv+0x10/0x20 [ 67.939295] netlink_unicast+0x443/0x660 [ 67.943346] ? netlink_sendskb+0x40/0x40 [ 67.947399] ? _copy_from_iter_full+0x189/0x760 [ 67.952061] netlink_sendmsg+0x666/0xc50 [ 67.956109] ? nlmsg_notify+0x110/0x110 [ 67.960068] ? copy_msghdr_from_user+0x20b/0x3e0 [ 67.964817] ? selinux_socket_sendmsg+0x31/0x40 [ 67.969471] ? nlmsg_notify+0x110/0x110 [ 67.973442] sock_sendmsg+0xac/0xf0 [ 67.977069] ___sys_sendmsg+0x647/0x950 [ 67.981051] ? get_pid_task+0x80/0x110 [ 67.984944] ? lock_downgrade+0x860/0x860 [ 67.989102] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 67.993846] ? __fget+0x285/0x400 [ 67.997284] ? kasan_check_read+0x11/0x20 [ 68.001410] ? __fget+0x2a2/0x400 [ 68.004866] ? do_dup2+0x3f0/0x3f0 [ 68.008751] ? kernel_read+0x130/0x130 [ 68.012622] ? __f_unlock_pos+0xd/0x10 [ 68.016494] ? __fget_light+0x174/0x1e0 [ 68.020453] ? __fdget+0xe/0x10 [ 68.023711] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 68.028540] __sys_sendmsg+0xd9/0x180 [ 68.032330] ? __ia32_sys_shutdown+0x70/0x70 [ 68.036757] ? __sb_end_write+0xa4/0xd0 [ 68.040775] ? kasan_check_write+0x14/0x20 [ 68.045025] ? fput+0x18/0x120 [ 68.048223] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.053591] __x64_sys_sendmsg+0x73/0xb0 [ 68.057644] do_syscall_64+0xd0/0x4e0 [ 68.061428] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.067140] RIP: 0033:0x45cc79 [ 68.070321] Code: 2d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 68.089204] RSP: 002b:00007fbb7f5bec78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 68.096950] RAX: ffffffffffffffda RBX: 000000000002c080 RCX: 000000000045cc79 [ 68.104220] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 68.111471] RBP: 00007fbb7f5beca0 R08: 0000000000000000 R09: 0000000000000000 [ 68.118721] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016 [ 68.126322] R13: 00007ffc3da80daf R14: 00007fbb7f5bf9c0 R15: 000000000078bfac [ 68.243096] team0: Port device team_slave_0 removed [ 68.288409] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 68.371515] FAULT_INJECTION: forcing a failure. [ 68.371515] name failslab, interval 1, probability 0, space 0, times 0 [ 68.387134] CPU: 0 PID: 8337 Comm: syz-executor.5 Not tainted 4.19.142-syzkaller #0 [ 68.394993] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.404366] Call Trace: [ 68.406948] dump_stack+0x17c/0x22a [ 68.410588] should_fail.cold.2+0x5/0xb [ 68.414555] ? mark_held_locks+0xc7/0x130 [ 68.418688] ? setup_fault_attr+0x220/0x220 [ 68.422985] ? addr_event.isra.8.part.9+0x290/0x410 [ 68.427991] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 68.432560] ? queue_work_on+0xf2/0x180 [ 68.436626] ? trace_hardirqs_on+0x28/0x190 [ 68.440981] __should_failslab+0xba/0xf0 [ 68.445031] should_failslab+0x9/0x14 [ 68.448821] kmem_cache_alloc_trace+0x4b/0x3a0 [ 68.453404] ? addr_event.isra.8.part.9+0x290/0x410 [ 68.458404] masq_inet6_event+0x26f/0x520 [ 68.462527] ? inet_cmp+0x270/0x270 [ 68.467006] notifier_call_chain+0x8a/0x160 [ 68.471315] __atomic_notifier_call_chain+0x6d/0x110 [ 68.476403] atomic_notifier_call_chain+0x11/0x20 [ 68.481233] inet6addr_notifier_call_chain+0x16/0x20 [ 68.486324] addrconf_ifdown+0x669/0xee0 [ 68.490375] ? nf_ct_iterate_cleanup+0x178/0x380 [ 68.495129] addrconf_notify+0x5f0/0x1fa0 [ 68.499293] ? nf_ct_alloc_hashtable+0xf0/0xf0 [ 68.503861] ? get_netdev_for_sock+0x330/0x330 [ 68.508442] ? inet6_ifinfo_notify+0x100/0x100 [ 68.513115] ? _raw_spin_unlock_bh+0x30/0x40 [ 68.517524] notifier_call_chain+0x8a/0x160 [ 68.521852] ? notifier_call_chain+0x8a/0x160 [ 68.526452] raw_notifier_call_chain+0x11/0x20 [ 68.531136] call_netdevice_notifiers_info+0x28/0x60 [ 68.536238] dev_close_many+0x2c6/0x640 [ 68.540199] ? avc_has_extended_perms+0xfe0/0xfe0 [ 68.545028] ? __dev_close_many+0x2b0/0x2b0 [ 68.549335] dev_close.part.19+0xed/0x1a0 [ 68.553467] ? dev_set_mac_address+0x320/0x320 [ 68.558046] dev_change_net_namespace+0x90d/0xc10 [ 68.562877] ? selinux_capable+0x1b/0x20 [ 68.567263] ? dev_close+0x50/0x50 [ 68.570833] ? ns_capable_common+0x5e/0xd0 [ 68.575051] ? ns_capable+0xb/0x10 [ 68.578587] ? __netlink_ns_capable+0xc3/0xf0 [ 68.583060] ? netlink_ns_capable+0xd/0x10 [ 68.587290] do_setlink+0x1de/0x2ec0 [ 68.590981] ? rtnl_link_get_net_capable.constprop.17+0x1e0/0x1e0 [ 68.597549] ? __lock_acquire+0x764/0x47c0 [ 68.601811] ? __lock_acquire+0x764/0x47c0 [ 68.606036] ? __lock_acquire+0x764/0x47c0 [ 68.610263] rtnl_newlink+0xa1d/0x1320 [ 68.614152] ? rtnl_link_unregister+0x280/0x280 [ 68.618826] ? kasan_check_read+0x11/0x20 [ 68.622959] ? __lock_acquire+0x764/0x47c0 [ 68.627180] ? mark_held_locks+0x130/0x130 [ 68.631410] ? __lock_acquire+0x764/0x47c0 [ 68.635640] ? pick_next_entity+0x197/0x390 [ 68.639952] ? mark_held_locks+0x130/0x130 [ 68.644167] ? _raw_spin_unlock_irq+0x27/0x90 [ 68.648661] ? trace_hardirqs_on+0x28/0x190 [ 68.652965] ? kasan_check_write+0x14/0x20 [ 68.657180] ? finish_task_switch+0x1a4/0x720 [ 68.661655] ? __schedule+0x814/0x1f70 [ 68.665567] rtnetlink_rcv_msg+0x34f/0x950 [ 68.669789] ? rtnl_calcit.isra.10+0x360/0x360 [ 68.674355] ? sock_queue_err_skb+0x6b0/0x6b0 [ 68.678856] netlink_rcv_skb+0x13e/0x3d0 [ 68.682903] ? lock_downgrade+0x860/0x860 [ 68.687034] ? rtnl_calcit.isra.10+0x360/0x360 [ 68.691612] ? netlink_ack+0x980/0x980 [ 68.695477] ? netlink_deliver_tap+0x182/0xb00 [ 68.700051] rtnetlink_rcv+0x10/0x20 [ 68.703761] netlink_unicast+0x443/0x660 [ 68.707808] ? netlink_sendskb+0x40/0x40 [ 68.711853] ? _copy_from_iter_full+0x189/0x760 [ 68.716517] netlink_sendmsg+0x666/0xc50 [ 68.720607] ? nlmsg_notify+0x110/0x110 [ 68.724606] ? copy_msghdr_from_user+0x20b/0x3e0 [ 68.729341] ? selinux_socket_sendmsg+0x31/0x40 [ 68.733988] ? nlmsg_notify+0x110/0x110 [ 68.737947] sock_sendmsg+0xac/0xf0 [ 68.741565] ___sys_sendmsg+0x647/0x950 [ 68.745517] ? get_pid_task+0x80/0x110 [ 68.749381] ? lock_downgrade+0x860/0x860 [ 68.753529] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 68.758284] ? __fget+0x285/0x400 [ 68.762867] ? kasan_check_read+0x11/0x20 [ 68.767056] ? __fget+0x2a2/0x400 [ 68.770520] ? do_dup2+0x3f0/0x3f0 [ 68.774051] ? kernel_read+0x130/0x130 [ 68.777927] ? __f_unlock_pos+0xd/0x10 [ 68.781805] ? __fget_light+0x174/0x1e0 [ 68.785767] ? __fdget+0xe/0x10 [ 68.789032] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 68.793956] __sys_sendmsg+0xd9/0x180 [ 68.797772] ? __ia32_sys_shutdown+0x70/0x70 [ 68.802169] ? __sb_end_write+0xa4/0xd0 [ 68.806142] ? kasan_check_write+0x14/0x20 [ 68.810374] ? fput+0x18/0x120 [ 68.813605] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.818966] __x64_sys_sendmsg+0x73/0xb0 [ 68.823037] do_syscall_64+0xd0/0x4e0 [ 68.826828] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.832004] RIP: 0033:0x45cc79 [ 68.835232] Code: 2d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 68.854366] RSP: 002b:00007f95ef8d7c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 68.862068] RAX: ffffffffffffffda RBX: 000000000002c080 RCX: 000000000045cc79 [ 68.869339] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 68.876592] RBP: 00007f95ef8d7ca0 R08: 0000000000000000 R09: 0000000000000000 [ 68.883861] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016 [ 68.891139] R13: 00007ffd3436eaff R14: 00007f95ef8d89c0 R15: 000000000078bfac 2020/09/02 13:39:40 executed programs: 80 [ 69.058324] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 69.199848] FAULT_INJECTION: forcing a failure. [ 69.199848] name failslab, interval 1, probability 0, space 0, times 0 [ 69.211438] CPU: 0 PID: 8361 Comm: syz-executor.2 Not tainted 4.19.142-syzkaller #0 [ 69.219217] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.228568] Call Trace: [ 69.231181] dump_stack+0x17c/0x22a [ 69.234795] should_fail.cold.2+0x5/0xb [ 69.238788] ? mark_held_locks+0xc7/0x130 [ 69.242930] ? setup_fault_attr+0x220/0x220 [ 69.247235] ? addr_event.isra.8.part.9+0x290/0x410 [ 69.252228] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 69.256806] ? queue_work_on+0xf2/0x180 [ 69.260774] ? trace_hardirqs_on+0x28/0x190 [ 69.265089] __should_failslab+0xba/0xf0 [ 69.269140] should_failslab+0x9/0x14 [ 69.272920] kmem_cache_alloc_trace+0x4b/0x3a0 [ 69.277657] ? addr_event.isra.8.part.9+0x290/0x410 [ 69.282660] masq_inet6_event+0x26f/0x520 [ 69.286788] ? inet_cmp+0x270/0x270 [ 69.290405] notifier_call_chain+0x8a/0x160 [ 69.294713] __atomic_notifier_call_chain+0x6d/0x110 [ 69.299800] atomic_notifier_call_chain+0x11/0x20 [ 69.304645] inet6addr_notifier_call_chain+0x16/0x20 [ 69.309737] addrconf_ifdown+0x669/0xee0 [ 69.313774] ? nf_ct_iterate_cleanup+0x178/0x380 [ 69.318522] addrconf_notify+0x5f0/0x1fa0 [ 69.322680] ? nf_ct_alloc_hashtable+0xf0/0xf0 [ 69.327242] ? get_netdev_for_sock+0x330/0x330 [ 69.331819] ? inet6_ifinfo_notify+0x100/0x100 [ 69.336383] ? _raw_spin_unlock_bh+0x30/0x40 [ 69.340777] notifier_call_chain+0x8a/0x160 [ 69.345080] ? notifier_call_chain+0x8a/0x160 [ 69.349577] raw_notifier_call_chain+0x11/0x20 [ 69.354151] call_netdevice_notifiers_info+0x28/0x60 [ 69.359229] dev_close_many+0x2c6/0x640 [ 69.363196] ? avc_has_extended_perms+0xfe0/0xfe0 [ 69.368030] ? __dev_close_many+0x2b0/0x2b0 [ 69.372345] dev_close.part.19+0xed/0x1a0 [ 69.376476] ? dev_set_mac_address+0x320/0x320 [ 69.381047] dev_change_net_namespace+0x90d/0xc10 [ 69.385879] ? selinux_capable+0x1b/0x20 [ 69.389941] ? dev_close+0x50/0x50 [ 69.393467] ? ns_capable_common+0x5e/0xd0 [ 69.397689] ? ns_capable+0xb/0x10 [ 69.401214] ? __netlink_ns_capable+0xc3/0xf0 [ 69.405707] ? netlink_ns_capable+0xd/0x10 [ 69.409932] do_setlink+0x1de/0x2ec0 [ 69.413653] ? rtnl_link_get_net_capable.constprop.17+0x1e0/0x1e0 [ 69.419870] ? __lock_acquire+0x764/0x47c0 [ 69.424096] ? __lock_acquire+0x764/0x47c0 [ 69.428325] ? __lock_acquire+0x764/0x47c0 [ 69.432562] rtnl_newlink+0xa1d/0x1320 [ 69.436534] ? rtnl_link_unregister+0x280/0x280 [ 69.441208] ? kasan_check_read+0x11/0x20 [ 69.445345] ? __lock_acquire+0x764/0x47c0 [ 69.449589] ? mark_held_locks+0x130/0x130 [ 69.453829] ? __lock_acquire+0x764/0x47c0 [ 69.458063] ? pick_next_entity+0x197/0x390 [ 69.462390] ? mark_held_locks+0x130/0x130 [ 69.466601] ? _raw_spin_unlock_irq+0x27/0x90 [ 69.471080] ? trace_hardirqs_on+0x28/0x190 [ 69.475389] ? kasan_check_write+0x14/0x20 [ 69.479605] ? finish_task_switch+0x1a4/0x720 [ 69.484077] ? __schedule+0x814/0x1f70 [ 69.487981] rtnetlink_rcv_msg+0x34f/0x950 [ 69.492226] ? rtnl_calcit.isra.10+0x360/0x360 [ 69.496790] ? sock_queue_err_skb+0x6b0/0x6b0 [ 69.501269] netlink_rcv_skb+0x13e/0x3d0 [ 69.505311] ? lock_downgrade+0x860/0x860 [ 69.509449] ? rtnl_calcit.isra.10+0x360/0x360 [ 69.514026] ? netlink_ack+0x980/0x980 [ 69.517893] ? netlink_deliver_tap+0x182/0xb00 [ 69.522451] rtnetlink_rcv+0x10/0x20 [ 69.526148] netlink_unicast+0x443/0x660 [ 69.530197] ? netlink_sendskb+0x40/0x40 [ 69.534233] ? _copy_from_iter_full+0x189/0x760 [ 69.538879] netlink_sendmsg+0x666/0xc50 [ 69.542927] ? nlmsg_notify+0x110/0x110 [ 69.546884] ? copy_msghdr_from_user+0x20b/0x3e0 [ 69.551654] ? selinux_socket_sendmsg+0x31/0x40 [ 69.556338] ? nlmsg_notify+0x110/0x110 [ 69.560355] sock_sendmsg+0xac/0xf0 [ 69.563997] ___sys_sendmsg+0x647/0x950 [ 69.567962] ? get_pid_task+0x80/0x110 [ 69.571852] ? lock_downgrade+0x860/0x860 [ 69.576015] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 69.580782] ? __fget+0x285/0x400 [ 69.584245] ? kasan_check_read+0x11/0x20 [ 69.588396] ? __fget+0x2a2/0x400 [ 69.591846] ? do_dup2+0x3f0/0x3f0 [ 69.595380] ? kernel_read+0x130/0x130 [ 69.599256] ? __f_unlock_pos+0xd/0x10 [ 69.603122] ? __fget_light+0x174/0x1e0 [ 69.607091] ? __fdget+0xe/0x10 [ 69.610348] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 69.615176] __sys_sendmsg+0xd9/0x180 [ 69.619917] ? __ia32_sys_shutdown+0x70/0x70 [ 69.624311] ? __sb_end_write+0xa4/0xd0 [ 69.628286] ? kasan_check_write+0x14/0x20 [ 69.632601] ? fput+0x18/0x120 [ 69.635786] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.641173] __x64_sys_sendmsg+0x73/0xb0 [ 69.645248] do_syscall_64+0xd0/0x4e0 [ 69.649044] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.654219] RIP: 0033:0x45cc79 [ 69.657387] Code: 2d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 69.676446] RSP: 002b:00007fa61494ec78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 69.684148] RAX: ffffffffffffffda RBX: 000000000002c080 RCX: 000000000045cc79 [ 69.691407] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 69.698969] RBP: 00007fa61494eca0 R08: 0000000000000000 R09: 0000000000000000 [ 69.706239] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016 [ 69.713505] R13: 00007ffdd986709f R14: 00007fa61494f9c0 R15: 000000000078bfac [ 69.998268] FAULT_INJECTION: forcing a failure. [ 69.998268] name failslab, interval 1, probability 0, space 0, times 0 [ 70.009793] CPU: 0 PID: 8373 Comm: syz-executor.4 Not tainted 4.19.142-syzkaller #0 [ 70.017591] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.026943] Call Trace: [ 70.029532] dump_stack+0x17c/0x22a [ 70.033163] should_fail.cold.2+0x5/0xb [ 70.037166] ? mark_held_locks+0xc7/0x130 [ 70.041295] ? setup_fault_attr+0x220/0x220 [ 70.045627] ? addr_event.isra.8.part.9+0x290/0x410 [ 70.050642] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 70.055226] ? queue_work_on+0xf2/0x180 [ 70.059189] ? trace_hardirqs_on+0x28/0x190 [ 70.063488] __should_failslab+0xba/0xf0 [ 70.067542] should_failslab+0x9/0x14 [ 70.071339] kmem_cache_alloc_trace+0x4b/0x3a0 [ 70.075897] ? addr_event.isra.8.part.9+0x290/0x410 [ 70.080897] masq_inet6_event+0x26f/0x520 [ 70.085031] ? inet_cmp+0x270/0x270 [ 70.088655] notifier_call_chain+0x8a/0x160 [ 70.092973] __atomic_notifier_call_chain+0x6d/0x110 [ 70.098064] atomic_notifier_call_chain+0x11/0x20 [ 70.102888] inet6addr_notifier_call_chain+0x16/0x20 [ 70.107976] addrconf_ifdown+0x669/0xee0 [ 70.112022] ? nf_ct_iterate_cleanup+0x178/0x380 [ 70.116760] addrconf_notify+0x5f0/0x1fa0 [ 70.120898] ? nf_ct_alloc_hashtable+0xf0/0xf0 [ 70.125471] ? get_netdev_for_sock+0x330/0x330 [ 70.130039] ? inet6_ifinfo_notify+0x100/0x100 [ 70.134604] ? _raw_spin_unlock_bh+0x30/0x40 [ 70.139015] notifier_call_chain+0x8a/0x160 [ 70.143316] ? notifier_call_chain+0x8a/0x160 [ 70.147803] raw_notifier_call_chain+0x11/0x20 [ 70.152373] call_netdevice_notifiers_info+0x28/0x60 [ 70.157459] dev_close_many+0x2c6/0x640 [ 70.161680] ? avc_has_extended_perms+0xfe0/0xfe0 [ 70.166521] ? __dev_close_many+0x2b0/0x2b0 [ 70.170847] dev_close.part.19+0xed/0x1a0 [ 70.174987] ? dev_set_mac_address+0x320/0x320 [ 70.179566] dev_change_net_namespace+0x90d/0xc10 [ 70.184416] ? selinux_capable+0x1b/0x20 [ 70.188469] ? dev_close+0x50/0x50 [ 70.192000] ? ns_capable_common+0x5e/0xd0 [ 70.196222] ? ns_capable+0xb/0x10 [ 70.199756] ? __netlink_ns_capable+0xc3/0xf0 [ 70.204255] ? netlink_ns_capable+0xd/0x10 [ 70.208567] do_setlink+0x1de/0x2ec0 [ 70.212287] ? rtnl_link_get_net_capable.constprop.17+0x1e0/0x1e0 [ 70.218503] ? __lock_acquire+0x764/0x47c0 [ 70.222740] ? __lock_acquire+0x764/0x47c0 [ 70.226972] rtnl_newlink+0xa1d/0x1320 [ 70.230846] ? rtnl_link_unregister+0x280/0x280 [ 70.235498] ? __lock_acquire+0x764/0x47c0 [ 70.239726] ? mark_held_locks+0x130/0x130 [ 70.243964] ? __lock_acquire+0x764/0x47c0 [ 70.248190] ? pick_next_entity+0x197/0x390 [ 70.252499] ? mark_held_locks+0x130/0x130 [ 70.256709] ? _raw_spin_unlock_irq+0x27/0x90 [ 70.261182] ? trace_hardirqs_on+0x28/0x190 [ 70.265489] ? _raw_spin_unlock_irq+0x60/0x90 [ 70.269975] ? finish_task_switch+0x14a/0x720 [ 70.274461] ? finish_task_switch+0x11c/0x720 [ 70.278943] ? __schedule+0x814/0x1f70 [ 70.282867] rtnetlink_rcv_msg+0x34f/0x950 [ 70.287103] ? rtnl_calcit.isra.10+0x360/0x360 [ 70.291669] ? __netlink_lookup+0x2fd/0x630 [ 70.295972] ? lock_downgrade+0x860/0x860 [ 70.300100] netlink_rcv_skb+0x13e/0x3d0 [ 70.304160] ? lock_downgrade+0x860/0x860 [ 70.308308] ? rtnl_calcit.isra.10+0x360/0x360 [ 70.312880] ? netlink_ack+0x980/0x980 [ 70.316750] ? netlink_deliver_tap+0x182/0xb00 [ 70.321307] ? kasan_check_read+0x11/0x20 [ 70.325443] rtnetlink_rcv+0x10/0x20 [ 70.329145] netlink_unicast+0x443/0x660 [ 70.333193] ? netlink_sendskb+0x40/0x40 [ 70.337246] ? _copy_from_iter_full+0x189/0x760 [ 70.341909] netlink_sendmsg+0x666/0xc50 [ 70.345963] ? nlmsg_notify+0x110/0x110 [ 70.349919] ? copy_msghdr_from_user+0x20b/0x3e0 [ 70.354667] ? selinux_socket_sendmsg+0x31/0x40 [ 70.359311] ? nlmsg_notify+0x110/0x110 [ 70.363260] sock_sendmsg+0xac/0xf0 [ 70.366868] ___sys_sendmsg+0x647/0x950 [ 70.370830] ? get_pid_task+0x80/0x110 [ 70.374702] ? lock_downgrade+0x860/0x860 [ 70.378828] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 70.383560] ? __fget+0x285/0x400 [ 70.386999] ? kasan_check_read+0x11/0x20 [ 70.391129] ? __fget+0x2a2/0x400 [ 70.394581] ? do_dup2+0x3f0/0x3f0 [ 70.398107] ? kernel_read+0x130/0x130 [ 70.401998] ? __f_unlock_pos+0xd/0x10 [ 70.405878] ? __fget_light+0x174/0x1e0 [ 70.409834] ? __fdget+0xe/0x10 [ 70.413109] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 70.417955] __sys_sendmsg+0xd9/0x180 [ 70.421746] ? __ia32_sys_shutdown+0x70/0x70 [ 70.426137] ? __sb_end_write+0xa4/0xd0 [ 70.430143] ? kasan_check_write+0x14/0x20 [ 70.434359] ? fput+0x18/0x120 [ 70.437552] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.442918] __x64_sys_sendmsg+0x73/0xb0 [ 70.446968] do_syscall_64+0xd0/0x4e0 [ 70.450767] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.455945] RIP: 0033:0x45cc79 [ 70.459115] Code: 2d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 70.477997] RSP: 002b:00007fbb7f5bec78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 70.485705] RAX: ffffffffffffffda RBX: 000000000002c080 RCX: 000000000045cc79 [ 70.492980] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 70.500235] RBP: 00007fbb7f5beca0 R08: 0000000000000000 R09: 0000000000000000 [ 70.507507] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016 [ 70.514778] R13: 00007ffc3da80daf R14: 00007fbb7f5bf9c0 R15: 000000000078bfac [ 70.682201] nla_parse: 4 callbacks suppressed [ 70.682206] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 70.706717] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 70.721158] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 70.798722] FAULT_INJECTION: forcing a failure. [ 70.798722] name failslab, interval 1, probability 0, space 0, times 0 [ 70.810120] CPU: 0 PID: 8389 Comm: syz-executor.0 Not tainted 4.19.142-syzkaller #0 [ 70.817912] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.827272] Call Trace: [ 70.829849] dump_stack+0x17c/0x22a [ 70.833491] should_fail.cold.2+0x5/0xb [ 70.837454] ? setup_fault_attr+0x220/0x220 [ 70.841758] ? mark_held_locks+0x130/0x130 [ 70.846024] __should_failslab+0xba/0xf0 [ 70.850105] should_failslab+0x9/0x14 [ 70.853924] kmem_cache_alloc_node+0x56/0x3e0 [ 70.858403] __alloc_skb+0xa7/0x580 [ 70.862039] ? __kmalloc_reserve.isra.9+0xc0/0xc0 [ 70.866889] ? _raw_spin_unlock_bh+0x30/0x40 [ 70.871277] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 70.875857] ? __local_bh_enable_ip+0x160/0x250 [ 70.880563] __ipv6_ifa_notify+0xb6/0x930 [ 70.884690] ? __local_bh_enable_ip+0x160/0x250 [ 70.889345] addrconf_ifdown+0x65c/0xee0 [ 70.893386] ? nf_ct_iterate_cleanup+0x178/0x380 [ 70.898134] addrconf_notify+0x5f0/0x1fa0 [ 70.902287] ? nf_ct_alloc_hashtable+0xf0/0xf0 [ 70.906850] ? get_netdev_for_sock+0x330/0x330 [ 70.911411] ? inet6_ifinfo_notify+0x100/0x100 [ 70.916320] ? _raw_spin_unlock_bh+0x30/0x40 [ 70.920710] notifier_call_chain+0x8a/0x160 [ 70.925020] ? notifier_call_chain+0x8a/0x160 [ 70.929518] raw_notifier_call_chain+0x11/0x20 [ 70.934142] call_netdevice_notifiers_info+0x28/0x60 [ 70.939241] dev_close_many+0x2c6/0x640 [ 70.943216] ? avc_has_extended_perms+0xfe0/0xfe0 [ 70.948048] ? __dev_close_many+0x2b0/0x2b0 [ 70.952370] dev_close.part.19+0xed/0x1a0 [ 70.956639] ? dev_set_mac_address+0x320/0x320 [ 70.961288] dev_change_net_namespace+0x90d/0xc10 [ 70.966123] ? selinux_capable+0x1b/0x20 [ 70.970163] ? dev_close+0x50/0x50 [ 70.973701] ? ns_capable_common+0x5e/0xd0 [ 70.977920] ? ns_capable+0xb/0x10 [ 70.981443] ? __netlink_ns_capable+0xc3/0xf0 [ 70.985920] ? netlink_ns_capable+0xd/0x10 [ 70.990153] do_setlink+0x1de/0x2ec0 [ 70.993868] ? rtnl_link_get_net_capable.constprop.17+0x1e0/0x1e0 [ 71.000777] ? __lock_acquire+0x764/0x47c0 [ 71.005021] ? __lock_acquire+0x764/0x47c0 [ 71.009246] ? __lock_acquire+0x764/0x47c0 [ 71.013465] rtnl_newlink+0xa1d/0x1320 [ 71.017330] ? rtnl_link_unregister+0x280/0x280 [ 71.022016] ? kasan_check_read+0x11/0x20 [ 71.026152] ? __lock_acquire+0x764/0x47c0 [ 71.030383] ? mark_held_locks+0x130/0x130 [ 71.034621] ? __lock_acquire+0x764/0x47c0 [ 71.038842] ? pick_next_entity+0x197/0x390 [ 71.043151] ? mark_held_locks+0x130/0x130 [ 71.047376] ? _raw_spin_unlock_irq+0x27/0x90 [ 71.051861] ? trace_hardirqs_on+0x28/0x190 [ 71.056176] ? _raw_spin_unlock_irq+0x60/0x90 [ 71.060647] ? finish_task_switch+0x14a/0x720 [ 71.065121] ? finish_task_switch+0x11c/0x720 [ 71.069591] ? __schedule+0x814/0x1f70 [ 71.073510] rtnetlink_rcv_msg+0x34f/0x950 [ 71.077733] ? rtnl_calcit.isra.10+0x360/0x360 [ 71.082295] ? sock_queue_err_skb+0x6b0/0x6b0 [ 71.086787] netlink_rcv_skb+0x13e/0x3d0 [ 71.090846] ? lock_downgrade+0x860/0x860 [ 71.094975] ? rtnl_calcit.isra.10+0x360/0x360 [ 71.100149] ? netlink_ack+0x980/0x980 [ 71.104036] ? netlink_deliver_tap+0x182/0xb00 [ 71.108769] rtnetlink_rcv+0x10/0x20 [ 71.112893] netlink_unicast+0x443/0x660 [ 71.116946] ? netlink_sendskb+0x40/0x40 [ 71.120997] ? _copy_from_iter_full+0x189/0x760 [ 71.125656] netlink_sendmsg+0x666/0xc50 [ 71.129714] ? nlmsg_notify+0x110/0x110 [ 71.133667] ? copy_msghdr_from_user+0x20b/0x3e0 [ 71.138399] ? selinux_socket_sendmsg+0x31/0x40 [ 71.143055] ? nlmsg_notify+0x110/0x110 [ 71.147002] sock_sendmsg+0xac/0xf0 [ 71.150605] ___sys_sendmsg+0x647/0x950 [ 71.154572] ? get_pid_task+0x80/0x110 [ 71.158487] ? lock_downgrade+0x860/0x860 [ 71.163412] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 71.168154] ? __fget+0x285/0x400 [ 71.171585] ? kasan_check_read+0x11/0x20 [ 71.175713] ? __fget+0x2a2/0x400 [ 71.179156] ? do_dup2+0x3f0/0x3f0 [ 71.182687] ? kernel_read+0x130/0x130 [ 71.186551] ? __f_unlock_pos+0xd/0x10 [ 71.190421] ? __fget_light+0x174/0x1e0 [ 71.194376] ? __fdget+0xe/0x10 [ 71.197657] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 71.202496] __sys_sendmsg+0xd9/0x180 [ 71.206273] ? __ia32_sys_shutdown+0x70/0x70 [ 71.210681] ? __sb_end_write+0xa4/0xd0 [ 71.214632] ? kasan_check_write+0x14/0x20 [ 71.218973] ? fput+0x18/0x120 [ 71.222166] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.227518] __x64_sys_sendmsg+0x73/0xb0 [ 71.231573] do_syscall_64+0xd0/0x4e0 [ 71.235366] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.240547] RIP: 0033:0x45cc79 [ 71.243715] Code: 2d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 71.263584] RSP: 002b:00007ff7c771bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 71.271307] RAX: ffffffffffffffda RBX: 000000000002c080 RCX: 000000000045cc79 [ 71.278567] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 71.285822] RBP: 00007ff7c771bca0 R08: 0000000000000000 R09: 0000000000000000 [ 71.293069] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016 [ 71.300331] R13: 00007ffca11271ff R14: 00007ff7c771c9c0 R15: 000000000078bfac [ 71.416247] team0: Port device team_slave_1 removed [ 71.489332] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 71.501389] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 71.522858] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 71.641353] FAULT_INJECTION: forcing a failure. [ 71.641353] name failslab, interval 1, probability 0, space 0, times 0 [ 71.652805] CPU: 0 PID: 8407 Comm: syz-executor.2 Not tainted 4.19.142-syzkaller #0 [ 71.660596] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.670079] Call Trace: [ 71.672687] dump_stack+0x17c/0x22a [ 71.676307] should_fail.cold.2+0x5/0xb [ 71.680264] ? mark_held_locks+0xc7/0x130 [ 71.684395] ? setup_fault_attr+0x220/0x220 [ 71.688694] ? addr_event.isra.8.part.9+0x290/0x410 [ 71.693711] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 71.698285] ? queue_work_on+0xf2/0x180 [ 71.703447] ? trace_hardirqs_on+0x28/0x190 [ 71.707746] __should_failslab+0xba/0xf0 [ 71.711804] should_failslab+0x9/0x14 [ 71.715586] kmem_cache_alloc_trace+0x4b/0x3a0 [ 71.720151] ? addr_event.isra.8.part.9+0x290/0x410 [ 71.725151] masq_inet6_event+0x26f/0x520 [ 71.729304] ? inet_cmp+0x270/0x270 [ 71.732921] notifier_call_chain+0x8a/0x160 [ 71.737238] __atomic_notifier_call_chain+0x6d/0x110 [ 71.742359] atomic_notifier_call_chain+0x11/0x20 [ 71.747220] inet6addr_notifier_call_chain+0x16/0x20 [ 71.752320] addrconf_ifdown+0x669/0xee0 [ 71.756372] ? nf_ct_iterate_cleanup+0x178/0x380 [ 71.761124] addrconf_notify+0x5f0/0x1fa0 [ 71.765452] ? nf_ct_alloc_hashtable+0xf0/0xf0 [ 71.770033] ? get_netdev_for_sock+0x330/0x330 [ 71.774600] ? inet6_ifinfo_notify+0x100/0x100 [ 71.779191] ? _raw_spin_unlock_bh+0x30/0x40 [ 71.783600] notifier_call_chain+0x8a/0x160 [ 71.787911] ? notifier_call_chain+0x8a/0x160 [ 71.792401] raw_notifier_call_chain+0x11/0x20 [ 71.796998] call_netdevice_notifiers_info+0x28/0x60 [ 71.802086] dev_close_many+0x2c6/0x640 [ 71.806038] ? avc_has_extended_perms+0xfe0/0xfe0 [ 71.810994] ? __dev_close_many+0x2b0/0x2b0 [ 71.815328] dev_close.part.19+0xed/0x1a0 [ 71.819473] ? dev_set_mac_address+0x320/0x320 [ 71.824052] dev_change_net_namespace+0x90d/0xc10 [ 71.828917] ? selinux_capable+0x1b/0x20 [ 71.833001] ? dev_close+0x50/0x50 [ 71.836528] ? ns_capable_common+0x5e/0xd0 [ 71.840767] ? ns_capable+0xb/0x10 [ 71.844302] ? __netlink_ns_capable+0xc3/0xf0 [ 71.848777] ? netlink_ns_capable+0xd/0x10 [ 71.853979] do_setlink+0x1de/0x2ec0 [ 71.857705] ? __lock_acquire+0x764/0x47c0 [ 71.861929] ? rtnl_link_get_net_capable.constprop.17+0x1e0/0x1e0 [ 71.868170] ? mark_held_locks+0x130/0x130 [ 71.872440] rtnl_newlink+0xa1d/0x1320 [ 71.876324] ? __lock_acquire+0x764/0x47c0 [ 71.880545] ? is_bpf_text_address+0x7d/0xe0 [ 71.884944] ? rtnl_link_unregister+0x280/0x280 [ 71.889656] ? mark_held_locks+0x130/0x130 [ 71.893881] ? __kasan_slab_free+0x1b0/0x220 [ 71.898282] ? __kasan_slab_free+0x13c/0x220 [ 71.902709] ? free_one_page+0x3e1/0x10c0 [ 71.906859] ? lock_downgrade+0x860/0x860 [ 71.911004] ? __lock_acquire+0x764/0x47c0 [ 71.915246] ? __free_pages_ok+0x619/0xd70 [ 71.919474] ? __free_pages+0x7f/0xb0 [ 71.923265] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 71.927828] ? __free_pages_ok+0x619/0xd70 [ 71.932059] ? trace_hardirqs_on+0x28/0x190 [ 71.936370] ? mark_held_locks+0x130/0x130 [ 71.940601] ? __free_pages+0x7f/0xb0 [ 71.944563] ? kasan_check_write+0x14/0x20 [ 71.948775] ? finish_task_switch+0x4fb/0x720 [ 71.953250] ? __schedule+0x814/0x1f70 [ 71.957167] rtnetlink_rcv_msg+0x34f/0x950 [ 71.961399] ? rtnl_calcit.isra.10+0x360/0x360 [ 71.965966] ? sock_queue_err_skb+0x6b0/0x6b0 [ 71.970480] netlink_rcv_skb+0x13e/0x3d0 [ 71.974566] ? lock_downgrade+0x860/0x860 [ 71.978703] ? rtnl_calcit.isra.10+0x360/0x360 [ 71.983270] ? netlink_ack+0x980/0x980 [ 71.987160] ? netlink_deliver_tap+0x182/0xb00 [ 71.991737] rtnetlink_rcv+0x10/0x20 [ 71.995436] netlink_unicast+0x443/0x660 [ 71.999498] ? netlink_sendskb+0x40/0x40 [ 72.003566] ? _copy_from_iter_full+0x189/0x760 [ 72.008245] netlink_sendmsg+0x666/0xc50 [ 72.012310] ? nlmsg_notify+0x110/0x110 [ 72.016785] ? copy_msghdr_from_user+0x20b/0x3e0 [ 72.021537] ? selinux_socket_sendmsg+0x31/0x40 [ 72.026198] ? nlmsg_notify+0x110/0x110 [ 72.030156] sock_sendmsg+0xac/0xf0 [ 72.033767] ___sys_sendmsg+0x647/0x950 [ 72.037732] ? get_pid_task+0x80/0x110 [ 72.041606] ? lock_downgrade+0x860/0x860 [ 72.045750] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 72.050491] ? __fget+0x285/0x400 [ 72.053944] ? kasan_check_read+0x11/0x20 [ 72.058091] ? __fget+0x2a2/0x400 [ 72.062354] ? do_dup2+0x3f0/0x3f0 [ 72.065900] ? kernel_read+0x130/0x130 [ 72.069782] ? __f_unlock_pos+0xd/0x10 [ 72.073683] ? __fget_light+0x174/0x1e0 [ 72.077644] ? __fdget+0xe/0x10 [ 72.080916] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 72.085815] __sys_sendmsg+0xd9/0x180 [ 72.089613] ? __ia32_sys_shutdown+0x70/0x70 [ 72.094010] ? __sb_end_write+0xa4/0xd0 [ 72.097968] ? kasan_check_write+0x14/0x20 [ 72.102192] ? fput+0x18/0x120 [ 72.105382] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.110752] __x64_sys_sendmsg+0x73/0xb0 [ 72.114798] do_syscall_64+0xd0/0x4e0 [ 72.118609] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.123781] RIP: 0033:0x45cc79 [ 72.127663] Code: 2d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 72.146561] RSP: 002b:00007fa61494ec78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 72.154263] RAX: ffffffffffffffda RBX: 000000000002c080 RCX: 000000000045cc79 [ 72.161521] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 72.168792] RBP: 00007fa61494eca0 R08: 0000000000000000 R09: 0000000000000000 [ 72.176053] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016 [ 72.183312] R13: 00007ffdd986709f R14: 00007fa61494f9c0 R15: 000000000078bfac [ 72.306455] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 72.367208] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 72.379779] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 72.389504] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 72.402125] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 72.411610] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 72.423382] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 72.432811] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 72.442792] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 72.452592] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 72.462403] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 72.471891] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 72.481821] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 72.545119] FAULT_INJECTION: forcing a failure. [ 72.545119] name failslab, interval 1, probability 0, space 0, times 0 [ 72.556394] CPU: 0 PID: 8417 Comm: syz-executor.4 Not tainted 4.19.142-syzkaller #0 [ 72.564182] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.573959] Call Trace: [ 72.576540] dump_stack+0x17c/0x22a [ 72.580154] should_fail.cold.2+0x5/0xb [ 72.584109] ? setup_fault_attr+0x220/0x220 [ 72.588427] ? lock_downgrade+0x860/0x860 [ 72.592585] ? ___preempt_schedule+0x16/0x18 [ 72.596988] __should_failslab+0xba/0xf0 [ 72.601036] should_failslab+0x9/0x14 [ 72.604821] __kmalloc_track_caller+0x6b/0x3d0 [ 72.609398] ? sctp_addr_wq_mgmt+0x228/0x700 [ 72.613793] kmemdup+0x1d/0x40 [ 72.616979] sctp_addr_wq_mgmt+0x228/0x700 [ 72.621208] ? kasan_check_write+0x14/0x20 [ 72.625432] ? do_raw_spin_lock+0xd0/0x240 [ 72.629658] sctp_inet6addr_event+0x1e1/0x8d0 [ 72.634231] notifier_call_chain+0x8a/0x160 [ 72.638567] __atomic_notifier_call_chain+0x6d/0x110 [ 72.643650] atomic_notifier_call_chain+0x11/0x20 [ 72.648489] inet6addr_notifier_call_chain+0x16/0x20 [ 72.653570] addrconf_ifdown+0x669/0xee0 [ 72.657619] ? nf_ct_iterate_cleanup+0x178/0x380 [ 72.662367] addrconf_notify+0x5f0/0x1fa0 [ 72.666504] ? nf_ct_alloc_hashtable+0xf0/0xf0 [ 72.671116] ? get_netdev_for_sock+0x330/0x330 [ 72.675706] ? inet6_ifinfo_notify+0x100/0x100 [ 72.680308] ? _raw_spin_unlock_bh+0x30/0x40 [ 72.684722] notifier_call_chain+0x8a/0x160 [ 72.689050] ? notifier_call_chain+0x8a/0x160 [ 72.693543] raw_notifier_call_chain+0x11/0x20 [ 72.698153] call_netdevice_notifiers_info+0x28/0x60 [ 72.703279] dev_close_many+0x2c6/0x640 [ 72.707257] ? avc_has_extended_perms+0xfe0/0xfe0 [ 72.712095] ? __dev_close_many+0x2b0/0x2b0 [ 72.716447] dev_close.part.19+0xed/0x1a0 [ 72.720599] ? dev_set_mac_address+0x320/0x320 [ 72.725177] dev_change_net_namespace+0x90d/0xc10 [ 72.730005] ? selinux_capable+0x1b/0x20 [ 72.734065] ? dev_close+0x50/0x50 [ 72.737609] ? ns_capable_common+0x5e/0xd0 [ 72.741853] ? ns_capable+0xb/0x10 [ 72.745376] ? __netlink_ns_capable+0xc3/0xf0 [ 72.749864] ? netlink_ns_capable+0xd/0x10 [ 72.754093] do_setlink+0x1de/0x2ec0 [ 72.757799] ? rtnl_link_get_net_capable.constprop.17+0x1e0/0x1e0 [ 72.764040] ? __lock_acquire+0x764/0x47c0 [ 72.768266] ? __lock_acquire+0x764/0x47c0 [ 72.772501] rtnl_newlink+0xa1d/0x1320 [ 72.776382] ? rtnl_link_unregister+0x280/0x280 [ 72.781042] ? __lock_acquire+0x764/0x47c0 [ 72.785258] ? mark_held_locks+0x130/0x130 [ 72.789485] ? __lock_acquire+0x764/0x47c0 [ 72.793718] ? pick_next_entity+0x197/0x390 [ 72.798058] ? mark_held_locks+0x130/0x130 [ 72.802283] ? _raw_spin_unlock_irq+0x27/0x90 [ 72.806775] ? trace_hardirqs_on+0x28/0x190 [ 72.811086] ? kasan_check_write+0x14/0x20 [ 72.815307] ? finish_task_switch+0x1a4/0x720 [ 72.819787] ? __schedule+0x814/0x1f70 [ 72.823690] rtnetlink_rcv_msg+0x34f/0x950 [ 72.827928] ? rtnl_calcit.isra.10+0x360/0x360 [ 72.832513] ? __netlink_lookup+0x2fd/0x630 [ 72.836820] ? lock_downgrade+0x860/0x860 [ 72.840959] netlink_rcv_skb+0x13e/0x3d0 [ 72.845012] ? lock_downgrade+0x860/0x860 [ 72.849149] ? rtnl_calcit.isra.10+0x360/0x360 [ 72.853710] ? netlink_ack+0x980/0x980 [ 72.857583] ? netlink_deliver_tap+0x182/0xb00 [ 72.862155] ? kasan_check_read+0x11/0x20 [ 72.866315] rtnetlink_rcv+0x10/0x20 [ 72.870030] netlink_unicast+0x443/0x660 [ 72.874085] ? netlink_sendskb+0x40/0x40 [ 72.878135] ? _copy_from_iter_full+0x189/0x760 [ 72.882793] netlink_sendmsg+0x666/0xc50 [ 72.886852] ? nlmsg_notify+0x110/0x110 [ 72.890805] ? copy_msghdr_from_user+0x20b/0x3e0 [ 72.895567] ? selinux_socket_sendmsg+0x31/0x40 [ 72.905176] ? nlmsg_notify+0x110/0x110 [ 72.909175] sock_sendmsg+0xac/0xf0 [ 72.912784] ___sys_sendmsg+0x647/0x950 [ 72.916754] ? get_pid_task+0x80/0x110 [ 72.920663] ? lock_downgrade+0x860/0x860 [ 72.924800] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 72.929560] ? __fget+0x285/0x400 [ 72.933097] ? kasan_check_read+0x11/0x20 [ 72.937235] ? __fget+0x2a2/0x400 [ 72.940677] ? do_dup2+0x3f0/0x3f0 [ 72.944202] ? kernel_read+0x130/0x130 [ 72.948077] ? __f_unlock_pos+0xd/0x10 [ 72.951968] ? __fget_light+0x174/0x1e0 [ 72.955925] ? __fdget+0xe/0x10 [ 72.959198] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 72.964042] __sys_sendmsg+0xd9/0x180 [ 72.967819] ? __ia32_sys_shutdown+0x70/0x70 [ 72.972209] ? __sb_end_write+0xa4/0xd0 [ 72.976173] ? kasan_check_write+0x14/0x20 [ 72.980451] ? fput+0x18/0x120 [ 72.983642] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.988995] __x64_sys_sendmsg+0x73/0xb0 [ 72.993036] do_syscall_64+0xd0/0x4e0 [ 72.996823] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.001993] RIP: 0033:0x45cc79 [ 73.005179] Code: 2d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 73.024155] RSP: 002b:00007fbb7f5bec78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 73.031855] RAX: ffffffffffffffda RBX: 000000000002c080 RCX: 000000000045cc79 [ 73.039107] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 73.046532] RBP: 00007fbb7f5beca0 R08: 0000000000000000 R09: 0000000000000000 [ 73.053797] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016 [ 73.061843] R13: 00007ffc3da80daf R14: 00007fbb7f5bf9c0 R15: 000000000078bfac [ 73.203703] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 73.257778] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 73.267893] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 73.277681] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 73.287770] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 73.297558] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 73.307722] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 73.317292] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 73.327395] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 73.336963] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 73.347136] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 73.360290] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 73.371868] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 73.382330] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 73.401229] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 73.472088] FAULT_INJECTION: forcing a failure. [ 73.472088] name failslab, interval 1, probability 0, space 0, times 0 [ 73.483924] CPU: 0 PID: 8434 Comm: syz-executor.0 Not tainted 4.19.142-syzkaller #0 [ 73.491726] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.501066] Call Trace: [ 73.503658] dump_stack+0x17c/0x22a [ 73.507274] should_fail.cold.2+0x5/0xb [ 73.511247] ? mark_held_locks+0xc7/0x130 [ 73.515388] ? setup_fault_attr+0x220/0x220 [ 73.519701] ? addr_event.isra.8.part.9+0x290/0x410 [ 73.524700] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 73.529279] ? queue_work_on+0xf2/0x180 [ 73.533239] ? trace_hardirqs_on+0x28/0x190 [ 73.537556] __should_failslab+0xba/0xf0 [ 73.542556] should_failslab+0x9/0x14 [ 73.546341] kmem_cache_alloc_trace+0x4b/0x3a0 [ 73.550912] ? addr_event.isra.8.part.9+0x290/0x410 [ 73.556009] masq_inet6_event+0x26f/0x520 [ 73.560153] ? inet_cmp+0x270/0x270 [ 73.563772] notifier_call_chain+0x8a/0x160 [ 73.568079] __atomic_notifier_call_chain+0x6d/0x110 [ 73.573174] atomic_notifier_call_chain+0x11/0x20 [ 73.578002] inet6addr_notifier_call_chain+0x16/0x20 [ 73.583088] addrconf_ifdown+0x669/0xee0 [ 73.587139] ? nf_ct_iterate_cleanup+0x178/0x380 [ 73.591891] addrconf_notify+0x5f0/0x1fa0 [ 73.596045] ? nf_ct_alloc_hashtable+0xf0/0xf0 [ 73.600624] ? get_netdev_for_sock+0x330/0x330 [ 73.605218] ? inet6_ifinfo_notify+0x100/0x100 [ 73.609824] ? _raw_spin_unlock_bh+0x30/0x40 [ 73.614225] notifier_call_chain+0x8a/0x160 [ 73.618657] ? notifier_call_chain+0x8a/0x160 [ 73.623153] raw_notifier_call_chain+0x11/0x20 [ 73.627853] call_netdevice_notifiers_info+0x28/0x60 [ 73.632953] dev_close_many+0x2c6/0x640 [ 73.637023] ? avc_has_extended_perms+0xfe0/0xfe0 [ 73.641867] ? __dev_close_many+0x2b0/0x2b0 [ 73.646190] dev_close.part.19+0xed/0x1a0 [ 73.650351] ? dev_set_mac_address+0x320/0x320 [ 73.654974] dev_change_net_namespace+0x90d/0xc10 [ 73.659816] ? selinux_capable+0x1b/0x20 [ 73.663875] ? dev_close+0x50/0x50 [ 73.667408] ? ns_capable_common+0x5e/0xd0 [ 73.671627] ? ns_capable+0xb/0x10 [ 73.675158] ? __netlink_ns_capable+0xc3/0xf0 [ 73.679643] ? netlink_ns_capable+0xd/0x10 [ 73.683853] do_setlink+0x1de/0x2ec0 [ 73.687556] ? rtnl_link_get_net_capable.constprop.17+0x1e0/0x1e0 [ 73.693773] ? __lock_acquire+0x764/0x47c0 [ 73.698002] ? __lock_acquire+0x764/0x47c0 [ 73.702242] ? __lock_acquire+0x764/0x47c0 [ 73.706479] rtnl_newlink+0xa1d/0x1320 [ 73.710357] ? rtnl_link_unregister+0x280/0x280 [ 73.715186] ? __lock_acquire+0x764/0x47c0 [ 73.719410] ? mark_held_locks+0x130/0x130 [ 73.723685] ? __lock_acquire+0x764/0x47c0 [ 73.727916] ? pick_next_entity+0x197/0x390 [ 73.732274] ? mark_held_locks+0x130/0x130 [ 73.736517] ? _raw_spin_unlock_irq+0x27/0x90 [ 73.741004] ? trace_hardirqs_on+0x28/0x190 [ 73.745349] ? _raw_spin_unlock_irq+0x60/0x90 [ 73.749843] ? finish_task_switch+0x14a/0x720 [ 73.754326] ? finish_task_switch+0x11c/0x720 [ 73.758813] ? __schedule+0x814/0x1f70 [ 73.762719] rtnetlink_rcv_msg+0x34f/0x950 [ 73.766947] ? rtnl_calcit.isra.10+0x360/0x360 [ 73.771865] ? sock_queue_err_skb+0x6b0/0x6b0 [ 73.776364] netlink_rcv_skb+0x13e/0x3d0 [ 73.780405] ? lock_downgrade+0x860/0x860 [ 73.784540] ? rtnl_calcit.isra.10+0x360/0x360 [ 73.789142] ? netlink_ack+0x980/0x980 [ 73.793017] ? netlink_deliver_tap+0x182/0xb00 [ 73.797580] rtnetlink_rcv+0x10/0x20 [ 73.801279] netlink_unicast+0x443/0x660 [ 73.805355] ? netlink_sendskb+0x40/0x40 [ 73.809423] ? _copy_from_iter_full+0x189/0x760 [ 73.814080] netlink_sendmsg+0x666/0xc50 [ 73.818133] ? nlmsg_notify+0x110/0x110 [ 73.822091] ? copy_msghdr_from_user+0x20b/0x3e0 [ 73.828095] ? selinux_socket_sendmsg+0x31/0x40 [ 73.832774] ? nlmsg_notify+0x110/0x110 [ 73.836737] sock_sendmsg+0xac/0xf0 [ 73.840372] ___sys_sendmsg+0x647/0x950 [ 73.844330] ? get_pid_task+0x80/0x110 [ 73.848209] ? lock_downgrade+0x860/0x860 [ 73.852342] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 73.857077] ? __fget+0x285/0x400 [ 73.860528] ? kasan_check_read+0x11/0x20 [ 73.864676] ? __fget+0x2a2/0x400 [ 73.868124] ? do_dup2+0x3f0/0x3f0 [ 73.871649] ? kernel_read+0x130/0x130 [ 73.875520] ? __f_unlock_pos+0xd/0x10 [ 73.879405] ? __fget_light+0x174/0x1e0 [ 73.883358] ? __fdget+0xe/0x10 [ 73.886624] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 73.891456] __sys_sendmsg+0xd9/0x180 [ 73.895247] ? __ia32_sys_shutdown+0x70/0x70 [ 73.899652] ? __sb_end_write+0xa4/0xd0 [ 73.903793] ? kasan_check_write+0x14/0x20 [ 73.908015] ? fput+0x18/0x120 [ 73.911208] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.917521] __x64_sys_sendmsg+0x73/0xb0 [ 73.921592] do_syscall_64+0xd0/0x4e0 [ 73.925402] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.930590] RIP: 0033:0x45cc79 [ 73.933758] Code: 2d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 73.953424] RSP: 002b:00007ff7c771bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 73.961130] RAX: ffffffffffffffda RBX: 000000000002c080 RCX: 000000000045cc79 [ 73.968477] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 73.975737] RBP: 00007ff7c771bca0 R08: 0000000000000000 R09: 0000000000000000 [ 73.982993] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016 [ 73.990260] R13: 00007ffca11271ff R14: 00007ff7c771c9c0 R15: 000000000078bfac 2020/09/02 13:39:45 executed programs: 92 [ 74.330493] FAULT_INJECTION: forcing a failure. [ 74.330493] name failslab, interval 1, probability 0, space 0, times 0 [ 74.344665] CPU: 0 PID: 8447 Comm: syz-executor.2 Not tainted 4.19.142-syzkaller #0 [ 74.352467] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.361817] Call Trace: [ 74.364385] dump_stack+0x17c/0x22a [ 74.368009] should_fail.cold.2+0x5/0xb [ 74.371987] ? mark_held_locks+0xc7/0x130 [ 74.376127] ? setup_fault_attr+0x220/0x220 [ 74.380422] ? addr_event.isra.8.part.9+0x290/0x410 [ 74.385413] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 74.389970] ? queue_work_on+0xf2/0x180 [ 74.393923] ? trace_hardirqs_on+0x28/0x190 [ 74.398234] __should_failslab+0xba/0xf0 [ 74.402309] should_failslab+0x9/0x14 [ 74.406104] kmem_cache_alloc_trace+0x4b/0x3a0 [ 74.410669] ? addr_event.isra.8.part.9+0x290/0x410 [ 74.415683] masq_inet6_event+0x26f/0x520 [ 74.419829] ? inet_cmp+0x270/0x270 [ 74.423490] notifier_call_chain+0x8a/0x160 [ 74.427908] __atomic_notifier_call_chain+0x6d/0x110 [ 74.432988] atomic_notifier_call_chain+0x11/0x20 [ 74.437808] inet6addr_notifier_call_chain+0x16/0x20 [ 74.442886] addrconf_ifdown+0x669/0xee0 [ 74.446930] ? nf_ct_iterate_cleanup+0x178/0x380 [ 74.451674] addrconf_notify+0x5f0/0x1fa0 [ 74.455800] ? nf_ct_alloc_hashtable+0xf0/0xf0 [ 74.460834] ? get_netdev_for_sock+0x330/0x330 [ 74.465490] ? inet6_ifinfo_notify+0x100/0x100 [ 74.470048] ? _raw_spin_unlock_bh+0x30/0x40 [ 74.474460] notifier_call_chain+0x8a/0x160 [ 74.478791] ? notifier_call_chain+0x8a/0x160 [ 74.483441] raw_notifier_call_chain+0x11/0x20 [ 74.488024] call_netdevice_notifiers_info+0x28/0x60 [ 74.493114] dev_close_many+0x2c6/0x640 [ 74.497066] ? avc_has_extended_perms+0xfe0/0xfe0 [ 74.501886] ? __dev_close_many+0x2b0/0x2b0 [ 74.506188] dev_close.part.19+0xed/0x1a0 [ 74.510339] ? dev_set_mac_address+0x320/0x320 [ 74.514905] dev_change_net_namespace+0x90d/0xc10 [ 74.519743] ? selinux_capable+0x1b/0x20 [ 74.523781] ? dev_close+0x50/0x50 [ 74.527298] ? ns_capable_common+0x5e/0xd0 [ 74.531510] ? ns_capable+0xb/0x10 [ 74.535028] ? __netlink_ns_capable+0xc3/0xf0 [ 74.539501] ? netlink_ns_capable+0xd/0x10 [ 74.543726] do_setlink+0x1de/0x2ec0 [ 74.547420] ? rtnl_link_get_net_capable.constprop.17+0x1e0/0x1e0 [ 74.553630] ? __lock_acquire+0x764/0x47c0 [ 74.557891] ? __lock_acquire+0x764/0x47c0 [ 74.562104] ? __lock_acquire+0x764/0x47c0 [ 74.566332] rtnl_newlink+0xa1d/0x1320 [ 74.570216] ? rtnl_link_unregister+0x280/0x280 [ 74.574928] ? kasan_check_read+0x11/0x20 [ 74.579086] ? __lock_acquire+0x764/0x47c0 [ 74.583486] ? mark_held_locks+0x130/0x130 [ 74.587771] ? __lock_acquire+0x764/0x47c0 [ 74.592003] ? pick_next_entity+0x197/0x390 [ 74.596338] ? mark_held_locks+0x130/0x130 [ 74.600556] ? _raw_spin_unlock_irq+0x27/0x90 [ 74.605078] ? trace_hardirqs_on+0x28/0x190 [ 74.609468] ? _raw_spin_unlock_irq+0x60/0x90 [ 74.613950] ? finish_task_switch+0x14a/0x720 [ 74.618512] ? finish_task_switch+0x11c/0x720 [ 74.623006] ? __schedule+0x814/0x1f70 [ 74.626927] rtnetlink_rcv_msg+0x34f/0x950 [ 74.631154] ? rtnl_calcit.isra.10+0x360/0x360 [ 74.635724] ? sock_queue_err_skb+0x6b0/0x6b0 [ 74.640223] netlink_rcv_skb+0x13e/0x3d0 [ 74.644273] ? lock_downgrade+0x860/0x860 [ 74.648414] ? rtnl_calcit.isra.10+0x360/0x360 [ 74.652990] ? netlink_ack+0x980/0x980 [ 74.656867] ? netlink_deliver_tap+0x182/0xb00 [ 74.661443] rtnetlink_rcv+0x10/0x20 [ 74.665154] netlink_unicast+0x443/0x660 [ 74.669217] ? netlink_sendskb+0x40/0x40 [ 74.673965] ? _copy_from_iter_full+0x189/0x760 [ 74.678635] netlink_sendmsg+0x666/0xc50 [ 74.682679] ? nlmsg_notify+0x110/0x110 [ 74.686646] ? copy_msghdr_from_user+0x20b/0x3e0 [ 74.691388] ? selinux_socket_sendmsg+0x31/0x40 [ 74.696059] ? nlmsg_notify+0x110/0x110 [ 74.700022] sock_sendmsg+0xac/0xf0 [ 74.703635] ___sys_sendmsg+0x647/0x950 [ 74.707602] ? get_pid_task+0x80/0x110 [ 74.711478] ? lock_downgrade+0x860/0x860 [ 74.715613] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 74.720351] ? __fget+0x285/0x400 [ 74.723801] ? kasan_check_read+0x11/0x20 [ 74.727933] ? __fget+0x2a2/0x400 [ 74.731376] ? do_dup2+0x3f0/0x3f0 [ 74.734900] ? kernel_read+0x130/0x130 [ 74.738770] ? __f_unlock_pos+0xd/0x10 [ 74.742654] ? __fget_light+0x174/0x1e0 [ 74.746606] ? __fdget+0xe/0x10 [ 74.749876] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 74.754696] __sys_sendmsg+0xd9/0x180 [ 74.758496] ? __ia32_sys_shutdown+0x70/0x70 [ 74.762901] ? __sb_end_write+0xa4/0xd0 [ 74.766893] ? kasan_check_write+0x14/0x20 [ 74.771115] ? fput+0x18/0x120 [ 74.774308] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.779692] __x64_sys_sendmsg+0x73/0xb0 [ 74.783749] do_syscall_64+0xd0/0x4e0 [ 74.787566] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.792759] RIP: 0033:0x45cc79 [ 74.795940] Code: 2d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 74.814835] RSP: 002b:00007fa61494ec78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 74.822632] RAX: ffffffffffffffda RBX: 000000000002c080 RCX: 000000000045cc79 [ 74.829902] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 74.837182] RBP: 00007fa61494eca0 R08: 0000000000000000 R09: 0000000000000000 [ 74.844451] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016 [ 74.851737] R13: 00007ffdd986709f R14: 00007fa61494f9c0 R15: 000000000078bfac [ 75.080822] FAULT_INJECTION: forcing a failure. [ 75.080822] name failslab, interval 1, probability 0, space 0, times 0 [ 75.092111] CPU: 0 PID: 8454 Comm: syz-executor.4 Not tainted 4.19.142-syzkaller #0 [ 75.100112] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.109457] Call Trace: [ 75.112046] dump_stack+0x17c/0x22a [ 75.115698] should_fail.cold.2+0x5/0xb [ 75.119670] ? setup_fault_attr+0x220/0x220 [ 75.124016] ? lock_downgrade+0x860/0x860 [ 75.128185] ? ___preempt_schedule+0x16/0x18 [ 75.132614] __should_failslab+0xba/0xf0 [ 75.136673] should_failslab+0x9/0x14 [ 75.140479] __kmalloc_track_caller+0x6b/0x3d0 [ 75.145082] ? sctp_addr_wq_mgmt+0x228/0x700 [ 75.149492] kmemdup+0x1d/0x40 [ 75.152665] sctp_addr_wq_mgmt+0x228/0x700 [ 75.156887] ? kasan_check_write+0x14/0x20 [ 75.161133] ? do_raw_spin_lock+0xd0/0x240 [ 75.165388] sctp_inet6addr_event+0x1e1/0x8d0 [ 75.169872] notifier_call_chain+0x8a/0x160 [ 75.174290] __atomic_notifier_call_chain+0x6d/0x110 [ 75.179415] atomic_notifier_call_chain+0x11/0x20 [ 75.184297] inet6addr_notifier_call_chain+0x16/0x20 [ 75.189384] addrconf_ifdown+0x669/0xee0 [ 75.193429] ? nf_ct_iterate_cleanup+0x178/0x380 [ 75.198168] addrconf_notify+0x5f0/0x1fa0 [ 75.202299] ? nf_ct_alloc_hashtable+0xf0/0xf0 [ 75.206880] ? get_netdev_for_sock+0x330/0x330 [ 75.211469] ? inet6_ifinfo_notify+0x100/0x100 [ 75.216051] ? _raw_spin_unlock_bh+0x30/0x40 [ 75.220440] notifier_call_chain+0x8a/0x160 [ 75.224748] ? notifier_call_chain+0x8a/0x160 [ 75.229245] raw_notifier_call_chain+0x11/0x20 [ 75.233855] call_netdevice_notifiers_info+0x28/0x60 [ 75.238943] dev_close_many+0x2c6/0x640 [ 75.242901] ? avc_has_extended_perms+0xfe0/0xfe0 [ 75.247727] ? __dev_close_many+0x2b0/0x2b0 [ 75.252033] dev_close.part.19+0xed/0x1a0 [ 75.256188] ? dev_set_mac_address+0x320/0x320 [ 75.260751] dev_change_net_namespace+0x90d/0xc10 [ 75.265589] ? selinux_capable+0x1b/0x20 [ 75.269644] ? dev_close+0x50/0x50 [ 75.273160] ? ns_capable_common+0x5e/0xd0 [ 75.277369] ? ns_capable+0xb/0x10 [ 75.280887] ? __netlink_ns_capable+0xc3/0xf0 [ 75.285358] ? netlink_ns_capable+0xd/0x10 [ 75.289579] do_setlink+0x1de/0x2ec0 [ 75.293283] ? console_unlock+0xa4a/0xe20 [ 75.297408] ? rtnl_link_get_net_capable.constprop.17+0x1e0/0x1e0 [ 75.303618] ? __lock_acquire+0x764/0x47c0 [ 75.307841] ? irq_work_queue+0x34/0x50 [ 75.311791] ? wake_up_klogd.part.7+0x71/0xa0 [ 75.316269] ? vprintk_emit+0x338/0x540 [ 75.320242] ? __lock_acquire+0x764/0x47c0 [ 75.324489] rtnl_newlink+0xa1d/0x1320 [ 75.328390] ? rtnl_link_unregister+0x280/0x280 [ 75.333034] ? __lock_acquire+0x764/0x47c0 [ 75.337267] ? __lock_acquire+0x764/0x47c0 [ 75.341495] ? mark_held_locks+0x130/0x130 [ 75.345749] ? __lock_acquire+0x764/0x47c0 [ 75.349960] ? kasan_check_read+0x11/0x20 [ 75.354101] ? mark_held_locks+0x130/0x130 [ 75.358322] ? _raw_spin_unlock_irq+0x27/0x90 [ 75.362808] ? trace_hardirqs_on+0x28/0x190 [ 75.367137] ? kasan_check_write+0x14/0x20 [ 75.371346] ? finish_task_switch+0x1a4/0x720 [ 75.375833] ? __schedule+0x814/0x1f70 [ 75.379742] rtnetlink_rcv_msg+0x34f/0x950 [ 75.383961] ? rtnl_calcit.isra.10+0x360/0x360 [ 75.388540] ? __netlink_lookup+0x2fd/0x630 [ 75.392845] ? lock_downgrade+0x860/0x860 [ 75.396997] netlink_rcv_skb+0x13e/0x3d0 [ 75.401060] ? lock_downgrade+0x860/0x860 [ 75.405196] ? rtnl_calcit.isra.10+0x360/0x360 [ 75.409768] ? netlink_ack+0x980/0x980 [ 75.413642] ? netlink_deliver_tap+0x182/0xb00 [ 75.418217] ? kasan_check_read+0x11/0x20 [ 75.422348] rtnetlink_rcv+0x10/0x20 [ 75.426039] netlink_unicast+0x443/0x660 [ 75.430091] ? netlink_sendskb+0x40/0x40 [ 75.434131] ? _copy_from_iter_full+0x189/0x760 [ 75.438795] netlink_sendmsg+0x666/0xc50 [ 75.442839] ? nlmsg_notify+0x110/0x110 [ 75.446798] ? copy_msghdr_from_user+0x20b/0x3e0 [ 75.451539] ? selinux_socket_sendmsg+0x31/0x40 [ 75.456306] ? nlmsg_notify+0x110/0x110 [ 75.460277] sock_sendmsg+0xac/0xf0 [ 75.463880] ___sys_sendmsg+0x647/0x950 [ 75.467833] ? get_pid_task+0x80/0x110 [ 75.471790] ? lock_downgrade+0x860/0x860 [ 75.475923] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 75.480693] ? __fget+0x285/0x400 [ 75.484140] ? kasan_check_read+0x11/0x20 [ 75.488279] ? __fget+0x2a2/0x400 [ 75.491773] ? do_dup2+0x3f0/0x3f0 [ 75.495301] ? kernel_read+0x130/0x130 [ 75.499162] ? __f_unlock_pos+0xd/0x10 [ 75.503039] ? __fget_light+0x174/0x1e0 [ 75.507010] ? __fdget+0xe/0x10 [ 75.510280] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 75.515099] __sys_sendmsg+0xd9/0x180 [ 75.518877] ? __ia32_sys_shutdown+0x70/0x70 [ 75.523283] ? __sb_end_write+0xa4/0xd0 [ 75.527243] ? kasan_check_write+0x14/0x20 [ 75.531462] ? fput+0x18/0x120 [ 75.534656] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 75.540365] __x64_sys_sendmsg+0x73/0xb0 [ 75.544425] do_syscall_64+0xd0/0x4e0 [ 75.548229] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 75.553418] RIP: 0033:0x45cc79 [ 75.556602] Code: 2d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 75.575671] RSP: 002b:00007fbb7f5dfc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 75.583447] RAX: ffffffffffffffda RBX: 000000000002c080 RCX: 000000000045cc79 [ 75.590703] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 75.597994] RBP: 00007fbb7f5dfca0 R08: 0000000000000000 R09: 0000000000000000 [ 75.605352] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016 [ 75.612727] R13: 00007ffc3da80daf R14: 00007fbb7f5e09c0 R15: 000000000078bf0c [ 75.811992] nla_parse: 2 callbacks suppressed [ 75.811997] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 75.834626] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 75.844654] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 75.861686] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 76.012601] FAULT_INJECTION: forcing a failure. [ 76.012601] name failslab, interval 1, probability 0, space 0, times 0 [ 76.024067] CPU: 1 PID: 8474 Comm: syz-executor.0 Not tainted 4.19.142-syzkaller #0 [ 76.031848] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 76.041192] Call Trace: [ 76.043782] dump_stack+0x17c/0x22a [ 76.047399] should_fail.cold.2+0x5/0xb [ 76.051349] ? setup_fault_attr+0x220/0x220 [ 76.055651] __should_failslab+0xba/0xf0 [ 76.059700] should_failslab+0x9/0x14 [ 76.063475] kmem_cache_alloc_node+0x25a/0x3e0 [ 76.068057] __alloc_skb+0xa7/0x580 [ 76.071686] ? __kmalloc_reserve.isra.9+0xc0/0xc0 [ 76.076512] ? kfree+0x116/0x220 [ 76.079941] ? __devinet_sysctl_unregister.isra.9+0x60/0xa0 [ 76.087328] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 76.091899] ? kfree+0x116/0x220 [ 76.095247] inet_netconf_notify_devconf+0x83/0x150 [ 76.100242] __devinet_sysctl_unregister.isra.9+0x75/0xa0 [ 76.105778] devinet_sysctl_unregister+0x8d/0xe0 [ 76.110631] inetdev_event+0x822/0xd70 [ 76.114536] ? inetdev_init+0x410/0x410 [ 76.118498] ? up_read+0x1a/0x110 [ 76.121951] notifier_call_chain+0x8a/0x160 [ 76.126261] raw_notifier_call_chain+0x11/0x20 [ 76.130826] call_netdevice_notifiers_info+0x28/0x60 [ 76.135912] dev_change_net_namespace+0x1da/0xc10 [ 76.140750] ? selinux_capable+0x1b/0x20 [ 76.144799] ? dev_close+0x50/0x50 [ 76.148332] ? ns_capable_common+0x5e/0xd0 [ 76.152551] ? ns_capable+0xb/0x10 [ 76.156068] ? netlink_ns_capable+0xd/0x10 [ 76.160278] do_setlink+0x1de/0x2ec0 [ 76.163979] ? rtnl_link_get_net_capable.constprop.17+0x1e0/0x1e0 [ 76.170197] ? __lock_acquire+0x764/0x47c0 [ 76.174413] ? __lock_acquire+0x764/0x47c0 [ 76.178641] ? __lock_acquire+0x764/0x47c0 [ 76.182887] rtnl_newlink+0xa1d/0x1320 [ 76.186812] ? rtnl_link_unregister+0x280/0x280 [ 76.191501] ? kasan_check_read+0x11/0x20 [ 76.195660] ? __lock_acquire+0x764/0x47c0 [ 76.199886] ? mark_held_locks+0x130/0x130 [ 76.204124] ? __lock_acquire+0x764/0x47c0 [ 76.208333] ? pick_next_entity+0x197/0x390 [ 76.212649] ? mark_held_locks+0x130/0x130 [ 76.216859] ? _raw_spin_unlock_irq+0x27/0x90 [ 76.221350] ? trace_hardirqs_on+0x28/0x190 [ 76.225670] ? _raw_spin_unlock_irq+0x60/0x90 [ 76.230143] ? finish_task_switch+0x14a/0x720 [ 76.234614] ? finish_task_switch+0x11c/0x720 [ 76.239099] ? __schedule+0x814/0x1f70 [ 76.243018] rtnetlink_rcv_msg+0x34f/0x950 [ 76.247256] ? rtnl_calcit.isra.10+0x360/0x360 [ 76.251839] ? sock_queue_err_skb+0x6b0/0x6b0 [ 76.256332] netlink_rcv_skb+0x13e/0x3d0 [ 76.260386] ? lock_downgrade+0x860/0x860 [ 76.264532] ? rtnl_calcit.isra.10+0x360/0x360 [ 76.269091] ? netlink_ack+0x980/0x980 [ 76.272963] ? netlink_deliver_tap+0x182/0xb00 [ 76.277564] rtnetlink_rcv+0x10/0x20 [ 76.281272] netlink_unicast+0x443/0x660 [ 76.285329] ? netlink_sendskb+0x40/0x40 [ 76.289368] ? _copy_from_iter_full+0x189/0x760 [ 76.294016] netlink_sendmsg+0x666/0xc50 [ 76.298071] ? nlmsg_notify+0x110/0x110 [ 76.302031] ? copy_msghdr_from_user+0x20b/0x3e0 [ 76.306770] ? selinux_socket_sendmsg+0x31/0x40 [ 76.311414] ? nlmsg_notify+0x110/0x110 [ 76.315362] sock_sendmsg+0xac/0xf0 [ 76.318984] ___sys_sendmsg+0x647/0x950 [ 76.322937] ? get_pid_task+0x80/0x110 [ 76.326807] ? lock_downgrade+0x860/0x860 [ 76.330949] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 76.335688] ? __fget+0x285/0x400 [ 76.339126] ? kasan_check_read+0x11/0x20 [ 76.343251] ? __fget+0x2a2/0x400 [ 76.346680] ? do_dup2+0x3f0/0x3f0 [ 76.350215] ? kernel_read+0x130/0x130 [ 76.354078] ? __f_unlock_pos+0xd/0x10 [ 76.357965] ? __fget_light+0x174/0x1e0 [ 76.361930] ? __fdget+0xe/0x10 [ 76.365191] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 76.370037] __sys_sendmsg+0xd9/0x180 [ 76.373819] ? __ia32_sys_shutdown+0x70/0x70 [ 76.378203] ? __sb_end_write+0xa4/0xd0 [ 76.382170] ? kasan_check_write+0x14/0x20 [ 76.386475] ? fput+0x18/0x120 [ 76.389671] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.395012] __x64_sys_sendmsg+0x73/0xb0 [ 76.399066] do_syscall_64+0xd0/0x4e0 [ 76.402849] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.408019] RIP: 0033:0x45cc79 [ 76.411196] Code: 2d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 76.430196] RSP: 002b:00007ff7c771bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 76.437904] RAX: ffffffffffffffda RBX: 000000000002c080 RCX: 000000000045cc79 [ 76.445182] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 76.452435] RBP: 00007ff7c771bca0 R08: 0000000000000000 R09: 0000000000000000 [ 76.459707] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016 [ 76.467567] R13: 00007ffca11271ff R14: 00007ff7c771c9c0 R15: 000000000078bfac [ 76.486755] device hsr_slave_0 left promiscuous mode [ 76.524122] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 76.757752] FAULT_INJECTION: forcing a failure. [ 76.757752] name failslab, interval 1, probability 0, space 0, times 0 [ 76.771371] CPU: 0 PID: 8493 Comm: syz-executor.2 Not tainted 4.19.142-syzkaller #0 [ 76.779182] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 76.788791] Call Trace: [ 76.791358] dump_stack+0x17c/0x22a [ 76.794985] should_fail.cold.2+0x5/0xb [ 76.798972] ? setup_fault_attr+0x220/0x220 [ 76.803271] ? lock_downgrade+0x860/0x860 [ 76.807407] __should_failslab+0xba/0xf0 [ 76.811464] should_failslab+0x9/0x14 [ 76.815255] kmem_cache_alloc_node_trace+0x5a/0x3e0 [ 76.820290] __kmalloc_node_track_caller+0x3c/0x70 [ 76.825209] __kmalloc_reserve.isra.9+0x2c/0xc0 [ 76.829865] pskb_expand_head+0x113/0xd80 [ 76.834000] ? __kmalloc_node_track_caller+0x50/0x70 [ 76.839087] netlink_trim+0x1a7/0x200 [ 76.842987] netlink_broadcast_filtered+0x57/0x920 [ 76.847903] ? __kmalloc_reserve.isra.9+0xc0/0xc0 [ 76.852748] netlink_broadcast+0xe/0x10 [ 76.856808] nlmsg_notify+0x6e/0x110 [ 76.860515] rtmsg_ifinfo_event.part.14+0x7f/0xb0 [ 76.865360] rtmsg_ifinfo+0x4e/0x70 [ 76.868999] ? call_netdevice_notifiers_info+0x28/0x60 [ 76.874273] netdev_state_change+0xe8/0x100 [ 76.878592] ? dev_get_valid_name+0xa0/0xa0 [ 76.882916] ? __hsr_set_operstate+0x62/0x90 [ 76.887329] ? __local_bh_enable_ip+0x160/0x250 [ 76.892012] __hsr_set_operstate+0x6a/0x90 [ 76.896247] hsr_check_carrier_and_operstate+0x358/0x580 [ 76.901695] hsr_netdev_notify+0x559/0xa40 [ 76.905927] notifier_call_chain+0x8a/0x160 [ 76.910261] raw_notifier_call_chain+0x11/0x20 [ 76.914830] call_netdevice_notifiers_info+0x28/0x60 [ 76.919925] dev_close_many+0x2c6/0x640 [ 76.923887] ? avc_has_extended_perms+0xfe0/0xfe0 [ 76.929256] ? __dev_close_many+0x2b0/0x2b0 [ 76.933579] dev_close.part.19+0xed/0x1a0 [ 76.937731] ? dev_set_mac_address+0x320/0x320 [ 76.942311] dev_change_net_namespace+0x90d/0xc10 [ 76.947152] ? selinux_capable+0x1b/0x20 [ 76.951207] ? dev_close+0x50/0x50 [ 76.954745] ? ns_capable_common+0x5e/0xd0 [ 76.958970] ? ns_capable+0xb/0x10 [ 76.962517] ? __netlink_ns_capable+0xc3/0xf0 [ 76.966996] ? netlink_ns_capable+0xd/0x10 [ 76.971309] do_setlink+0x1de/0x2ec0 [ 76.975011] ? rtnl_link_get_net_capable.constprop.17+0x1e0/0x1e0 [ 76.981261] ? __lock_acquire+0x764/0x47c0 [ 76.985488] ? __lock_acquire+0x764/0x47c0 [ 76.989706] ? __lock_acquire+0x764/0x47c0 [ 76.993951] rtnl_newlink+0xa1d/0x1320 [ 76.997843] ? rtnl_link_unregister+0x280/0x280 [ 77.002493] ? __lock_acquire+0x764/0x47c0 [ 77.006747] ? __lock_acquire+0x764/0x47c0 [ 77.010990] ? lock_downgrade+0x860/0x860 [ 77.015160] ? mark_held_locks+0x130/0x130 [ 77.019505] ? __lock_acquire+0x764/0x47c0 [ 77.023769] ? do_raw_spin_lock+0xd0/0x240 [ 77.028000] ? mark_held_locks+0x130/0x130 [ 77.032220] ? _raw_spin_unlock_irq+0x27/0x90 [ 77.036716] ? trace_hardirqs_on+0x28/0x190 [ 77.041023] ? _raw_spin_unlock_irq+0x60/0x90 [ 77.045513] ? finish_task_switch+0x14a/0x720 [ 77.049995] ? finish_task_switch+0x11c/0x720 [ 77.054493] ? __schedule+0x814/0x1f70 [ 77.058402] rtnetlink_rcv_msg+0x34f/0x950 [ 77.062640] ? rtnl_calcit.isra.10+0x360/0x360 [ 77.067207] ? sock_queue_err_skb+0x6b0/0x6b0 [ 77.071706] netlink_rcv_skb+0x13e/0x3d0 [ 77.075744] ? lock_downgrade+0x860/0x860 [ 77.079875] ? rtnl_calcit.isra.10+0x360/0x360 [ 77.084454] ? netlink_ack+0x980/0x980 [ 77.088342] ? netlink_deliver_tap+0x182/0xb00 [ 77.092914] rtnetlink_rcv+0x10/0x20 [ 77.097238] netlink_unicast+0x443/0x660 [ 77.101301] ? netlink_sendskb+0x40/0x40 [ 77.105347] ? _copy_from_iter_full+0x189/0x760 [ 77.110042] netlink_sendmsg+0x666/0xc50 [ 77.114110] ? nlmsg_notify+0x110/0x110 [ 77.118092] ? copy_msghdr_from_user+0x20b/0x3e0 [ 77.122848] ? selinux_socket_sendmsg+0x31/0x40 [ 77.127515] ? nlmsg_notify+0x110/0x110 [ 77.131484] sock_sendmsg+0xac/0xf0 [ 77.135118] ___sys_sendmsg+0x647/0x950 [ 77.139096] ? get_pid_task+0x80/0x110 [ 77.142984] ? lock_downgrade+0x860/0x860 [ 77.147120] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 77.151866] ? __fget+0x285/0x400 [ 77.155412] ? kasan_check_read+0x11/0x20 [ 77.159548] ? __fget+0x2a2/0x400 [ 77.163053] ? do_dup2+0x3f0/0x3f0 [ 77.166579] ? kernel_read+0x130/0x130 [ 77.170458] ? __f_unlock_pos+0xd/0x10 [ 77.174458] ? __fget_light+0x174/0x1e0 [ 77.178417] ? __fdget+0xe/0x10 [ 77.181705] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 77.186535] __sys_sendmsg+0xd9/0x180 [ 77.190327] ? __ia32_sys_shutdown+0x70/0x70 [ 77.194736] ? __sb_end_write+0xa4/0xd0 [ 77.198696] ? kasan_check_write+0x14/0x20 [ 77.202928] ? fput+0x18/0x120 [ 77.206124] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.211490] __x64_sys_sendmsg+0x73/0xb0 [ 77.215544] do_syscall_64+0xd0/0x4e0 [ 77.219338] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.224553] RIP: 0033:0x45cc79 [ 77.227746] Code: 2d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 77.246648] RSP: 002b:00007fa61494ec78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 77.254354] RAX: ffffffffffffffda RBX: 000000000002c080 RCX: 000000000045cc79 [ 77.261630] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 77.268890] RBP: 00007fa61494eca0 R08: 0000000000000000 R09: 0000000000000000 [ 77.276169] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016 [ 77.283432] R13: 00007ffdd986709f R14: 00007fa61494f9c0 R15: 000000000078bfac [ 77.293806] device hsr_slave_1 left promiscuous mode [ 77.347781] syz-executor.2 (8493) used greatest stack depth: 23144 bytes left [ 77.353969] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 77.366371] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 77.401495] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 77.422701] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 77.442744] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 77.574617] FAULT_INJECTION: forcing a failure. [ 77.574617] name failslab, interval 1, probability 0, space 0, times 0 [ 77.585975] CPU: 0 PID: 8541 Comm: syz-executor.4 Not tainted 4.19.142-syzkaller #0 [ 77.593792] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 77.603159] Call Trace: [ 77.606434] dump_stack+0x17c/0x22a [ 77.610058] should_fail.cold.2+0x5/0xb [ 77.614027] ? setup_fault_attr+0x220/0x220 [ 77.618345] ? lock_downgrade+0x860/0x860 [ 77.622488] ? ___preempt_schedule+0x16/0x18 [ 77.626914] __should_failslab+0xba/0xf0 [ 77.630952] should_failslab+0x9/0x14 [ 77.634737] __kmalloc_track_caller+0x6b/0x3d0 [ 77.639310] ? sctp_addr_wq_mgmt+0x228/0x700 [ 77.643724] kmemdup+0x1d/0x40 [ 77.646929] sctp_addr_wq_mgmt+0x228/0x700 [ 77.651244] ? kasan_check_write+0x14/0x20 [ 77.655474] ? do_raw_spin_lock+0xd0/0x240 [ 77.659707] sctp_inet6addr_event+0x1e1/0x8d0 [ 77.664201] notifier_call_chain+0x8a/0x160 [ 77.668530] __atomic_notifier_call_chain+0x6d/0x110 [ 77.673628] atomic_notifier_call_chain+0x11/0x20 [ 77.678472] inet6addr_notifier_call_chain+0x16/0x20 [ 77.684447] addrconf_ifdown+0x669/0xee0 [ 77.688499] ? nf_ct_iterate_cleanup+0x178/0x380 [ 77.693265] addrconf_notify+0x5f0/0x1fa0 [ 77.697425] ? nf_ct_alloc_hashtable+0xf0/0xf0 [ 77.702021] ? get_netdev_for_sock+0x330/0x330 [ 77.706608] ? inet6_ifinfo_notify+0x100/0x100 [ 77.711190] ? _raw_spin_unlock_bh+0x30/0x40 [ 77.715773] notifier_call_chain+0x8a/0x160 [ 77.720087] ? notifier_call_chain+0x8a/0x160 [ 77.724580] raw_notifier_call_chain+0x11/0x20 [ 77.729157] call_netdevice_notifiers_info+0x28/0x60 [ 77.734277] dev_close_many+0x2c6/0x640 [ 77.738262] ? avc_has_extended_perms+0xfe0/0xfe0 [ 77.743122] ? __dev_close_many+0x2b0/0x2b0 [ 77.747435] dev_close.part.19+0xed/0x1a0 [ 77.751569] ? dev_set_mac_address+0x320/0x320 [ 77.756156] dev_change_net_namespace+0x90d/0xc10 [ 77.761073] ? selinux_capable+0x1b/0x20 [ 77.765116] ? dev_close+0x50/0x50 [ 77.768641] ? ns_capable_common+0x5e/0xd0 [ 77.772858] ? ns_capable+0xb/0x10 [ 77.776390] ? __netlink_ns_capable+0xc3/0xf0 [ 77.780906] ? netlink_ns_capable+0xd/0x10 [ 77.785129] do_setlink+0x1de/0x2ec0 [ 77.788839] ? rtnl_link_get_net_capable.constprop.17+0x1e0/0x1e0 [ 77.795063] ? __lock_acquire+0x764/0x47c0 [ 77.799306] ? __lock_acquire+0x764/0x47c0 [ 77.803537] rtnl_newlink+0xa1d/0x1320 [ 77.807421] ? rtnl_link_unregister+0x280/0x280 [ 77.812076] ? __lock_acquire+0x764/0x47c0 [ 77.816322] ? mark_held_locks+0x130/0x130 [ 77.820549] ? __lock_acquire+0x764/0x47c0 [ 77.824762] ? __lock_acquire+0x764/0x47c0 [ 77.828973] ? __lock_acquire+0x764/0x47c0 [ 77.833286] ? mark_held_locks+0x130/0x130 [ 77.837513] ? mark_held_locks+0x130/0x130 [ 77.841764] ? __lock_acquire+0x764/0x47c0 [ 77.846010] ? mark_held_locks+0x130/0x130 [ 77.850271] ? mark_held_locks+0x130/0x130 [ 77.854495] ? avc_has_perm_noaudit+0x170/0x2d0 [ 77.859154] ? lock_downgrade+0x860/0x860 [ 77.863300] ? kasan_check_read+0x11/0x20 [ 77.867461] ? avc_has_perm_noaudit+0x18d/0x2d0 [ 77.872164] ? rtnetlink_rcv_msg+0x2d6/0x950 [ 77.876577] rtnetlink_rcv_msg+0x34f/0x950 [ 77.880811] ? rtnl_calcit.isra.10+0x360/0x360 [ 77.885395] ? __netlink_lookup+0x2fd/0x630 [ 77.889719] ? lock_downgrade+0x860/0x860 [ 77.893869] netlink_rcv_skb+0x13e/0x3d0 [ 77.897959] ? lock_downgrade+0x860/0x860 [ 77.902141] ? rtnl_calcit.isra.10+0x360/0x360 [ 77.906722] ? netlink_ack+0x980/0x980 [ 77.910637] ? netlink_deliver_tap+0x182/0xb00 [ 77.915241] ? kasan_check_read+0x11/0x20 [ 77.919412] rtnetlink_rcv+0x10/0x20 [ 77.923140] netlink_unicast+0x443/0x660 [ 77.927204] ? netlink_sendskb+0x40/0x40 [ 77.931270] ? _copy_from_iter_full+0x189/0x760 [ 77.935974] netlink_sendmsg+0x666/0xc50 [ 77.940039] ? nlmsg_notify+0x110/0x110 [ 77.944011] ? copy_msghdr_from_user+0x20b/0x3e0 [ 77.948774] ? selinux_socket_sendmsg+0x31/0x40 [ 77.953430] ? nlmsg_notify+0x110/0x110 [ 77.957479] sock_sendmsg+0xac/0xf0 [ 77.961104] ___sys_sendmsg+0x647/0x950 [ 77.965090] ? get_pid_task+0x80/0x110 [ 77.969309] ? lock_downgrade+0x860/0x860 [ 77.973461] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 77.978215] ? __fget+0x285/0x400 [ 77.981662] ? kasan_check_read+0x11/0x20 [ 77.985814] ? __fget+0x2a2/0x400 [ 77.989297] ? do_dup2+0x3f0/0x3f0 [ 77.992816] ? kernel_read+0x130/0x130 [ 77.996693] ? __f_unlock_pos+0xd/0x10 [ 78.000571] ? __fget_light+0x174/0x1e0 [ 78.004527] ? __fdget+0xe/0x10 [ 78.007835] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 78.012663] __sys_sendmsg+0xd9/0x180 [ 78.016446] ? __ia32_sys_shutdown+0x70/0x70 [ 78.020838] ? __sb_end_write+0xa4/0xd0 [ 78.024798] ? kasan_check_write+0x14/0x20 [ 78.029032] ? fput+0x18/0x120 [ 78.032235] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.037593] __x64_sys_sendmsg+0x73/0xb0 [ 78.041735] do_syscall_64+0xd0/0x4e0 [ 78.045528] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.050717] RIP: 0033:0x45cc79 [ 78.053895] Code: 2d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 78.072801] RSP: 002b:00007fbb7f5bec78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 78.080504] RAX: ffffffffffffffda RBX: 000000000002c080 RCX: 000000000045cc79 [ 78.087779] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 78.095032] RBP: 00007fbb7f5beca0 R08: 0000000000000000 R09: 0000000000000000 [ 78.102331] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016 [ 78.109578] R13: 00007ffc3da80daf R14: 00007fbb7f5bf9c0 R15: 000000000078bfac [ 78.435928] FAULT_INJECTION: forcing a failure. [ 78.435928] name failslab, interval 1, probability 0, space 0, times 0 [ 78.447444] CPU: 0 PID: 8540 Comm: syz-executor.2 Not tainted 4.19.142-syzkaller #0 [ 78.455240] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 78.464587] Call Trace: [ 78.467163] dump_stack+0x17c/0x22a [ 78.470779] should_fail.cold.2+0x5/0xb [ 78.474745] ? mark_held_locks+0xc7/0x130 [ 78.478918] ? setup_fault_attr+0x220/0x220 [ 78.483238] ? addr_event.isra.8.part.9+0x290/0x410 [ 78.488248] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 78.492815] ? queue_work_on+0xf2/0x180 [ 78.497738] ? trace_hardirqs_on+0x28/0x190 [ 78.502055] __should_failslab+0xba/0xf0 [ 78.506108] should_failslab+0x9/0x14 [ 78.509929] kmem_cache_alloc_trace+0x4b/0x3a0 [ 78.514498] ? addr_event.isra.8.part.9+0x290/0x410 [ 78.519600] masq_inet6_event+0x26f/0x520 [ 78.523727] ? inet_cmp+0x270/0x270 [ 78.527333] notifier_call_chain+0x8a/0x160 [ 78.531634] __atomic_notifier_call_chain+0x6d/0x110 [ 78.536718] atomic_notifier_call_chain+0x11/0x20 [ 78.541556] inet6addr_notifier_call_chain+0x16/0x20 [ 78.546649] addrconf_ifdown+0x669/0xee0 [ 78.550688] ? nf_ct_iterate_cleanup+0x178/0x380 [ 78.555433] addrconf_notify+0x5f0/0x1fa0 [ 78.559563] ? nf_ct_alloc_hashtable+0xf0/0xf0 [ 78.564134] ? get_netdev_for_sock+0x330/0x330 [ 78.568702] ? inet6_ifinfo_notify+0x100/0x100 [ 78.573260] ? _raw_spin_unlock_bh+0x30/0x40 [ 78.577655] notifier_call_chain+0x8a/0x160 [ 78.581961] ? notifier_call_chain+0x8a/0x160 [ 78.586538] raw_notifier_call_chain+0x11/0x20 [ 78.591104] call_netdevice_notifiers_info+0x28/0x60 [ 78.596198] dev_close_many+0x2c6/0x640 [ 78.600201] ? avc_has_extended_perms+0xfe0/0xfe0 [ 78.605052] ? __dev_close_many+0x2b0/0x2b0 [ 78.609450] dev_close.part.19+0xed/0x1a0 [ 78.613730] ? dev_set_mac_address+0x320/0x320 [ 78.618302] dev_change_net_namespace+0x90d/0xc10 [ 78.623232] ? selinux_capable+0x1b/0x20 [ 78.627293] ? dev_close+0x50/0x50 [ 78.630823] ? ns_capable_common+0x5e/0xd0 [ 78.635072] ? ns_capable+0xb/0x10 [ 78.638607] ? __netlink_ns_capable+0xc3/0xf0 [ 78.643112] ? netlink_ns_capable+0xd/0x10 [ 78.647339] do_setlink+0x1de/0x2ec0 [ 78.651062] ? rtnl_link_get_net_capable.constprop.17+0x1e0/0x1e0 [ 78.657288] ? __lock_acquire+0x764/0x47c0 [ 78.661599] ? __lock_acquire+0x764/0x47c0 [ 78.665814] ? __lock_acquire+0x764/0x47c0 [ 78.670054] rtnl_newlink+0xa1d/0x1320 [ 78.673938] ? rtnl_link_unregister+0x280/0x280 [ 78.678604] ? kasan_check_read+0x11/0x20 [ 78.682766] ? __lock_acquire+0x764/0x47c0 [ 78.687015] ? mark_held_locks+0x130/0x130 [ 78.691232] ? __lock_acquire+0x764/0x47c0 [ 78.695477] ? pick_next_entity+0x197/0x390 [ 78.699797] ? mark_held_locks+0x130/0x130 [ 78.704023] ? _raw_spin_unlock_irq+0x27/0x90 [ 78.708501] ? trace_hardirqs_on+0x28/0x190 [ 78.712816] ? _raw_spin_unlock_irq+0x60/0x90 [ 78.717304] ? finish_task_switch+0x14a/0x720 [ 78.721786] ? finish_task_switch+0x11c/0x720 [ 78.726881] ? __schedule+0x814/0x1f70 [ 78.730810] rtnetlink_rcv_msg+0x34f/0x950 [ 78.735057] ? rtnl_calcit.isra.10+0x360/0x360 [ 78.739644] ? sock_queue_err_skb+0x6b0/0x6b0 [ 78.744140] netlink_rcv_skb+0x13e/0x3d0 [ 78.748189] ? lock_downgrade+0x860/0x860 [ 78.752325] ? rtnl_calcit.isra.10+0x360/0x360 [ 78.756891] ? netlink_ack+0x980/0x980 [ 78.760770] ? netlink_deliver_tap+0x182/0xb00 [ 78.765349] rtnetlink_rcv+0x10/0x20 [ 78.769064] netlink_unicast+0x443/0x660 [ 78.773110] ? netlink_sendskb+0x40/0x40 [ 78.777161] ? _copy_from_iter_full+0x189/0x760 [ 78.781824] netlink_sendmsg+0x666/0xc50 [ 78.785882] ? nlmsg_notify+0x110/0x110 [ 78.789838] ? copy_msghdr_from_user+0x20b/0x3e0 [ 78.794587] ? selinux_socket_sendmsg+0x31/0x40 [ 78.799250] ? nlmsg_notify+0x110/0x110 [ 78.803205] sock_sendmsg+0xac/0xf0 [ 78.806832] ___sys_sendmsg+0x647/0x950 [ 78.810785] ? get_pid_task+0x80/0x110 [ 78.814684] ? lock_downgrade+0x860/0x860 [ 78.818830] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 78.823586] ? __fget+0x285/0x400 [ 78.827102] ? kasan_check_read+0x11/0x20 [ 78.831242] ? __fget+0x2a2/0x400 [ 78.834699] ? do_dup2+0x3f0/0x3f0 [ 78.838222] ? kernel_read+0x130/0x130 [ 78.842082] ? __f_unlock_pos+0xd/0x10 [ 78.845951] ? __fget_light+0x174/0x1e0 [ 78.849908] ? __fdget+0xe/0x10 [ 78.853184] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 78.858004] __sys_sendmsg+0xd9/0x180 [ 78.861780] ? __ia32_sys_shutdown+0x70/0x70 [ 78.866179] ? __sb_end_write+0xa4/0xd0 [ 78.870137] ? kasan_check_write+0x14/0x20 [ 78.874353] ? fput+0x18/0x120 [ 78.877543] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.882984] __x64_sys_sendmsg+0x73/0xb0 [ 78.887053] do_syscall_64+0xd0/0x4e0 [ 78.890837] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.896022] RIP: 0033:0x45cc79 [ 78.899195] Code: 2d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 78.918096] RSP: 002b:00007fa61494ec78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 78.925788] RAX: ffffffffffffffda RBX: 000000000002c080 RCX: 000000000045cc79 [ 78.933057] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 78.940312] RBP: 00007fa61494eca0 R08: 0000000000000000 R09: 0000000000000000 [ 78.947576] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016 [ 78.954966] R13: 00007ffdd986709f R14: 00007fa61494f9c0 R15: 000000000078bfac [ 79.189688] FAULT_INJECTION: forcing a failure. [ 79.189688] name failslab, interval 1, probability 0, space 0, times 0 [ 79.200941] CPU: 0 PID: 8550 Comm: syz-executor.3 Not tainted 4.19.142-syzkaller #0 [ 79.208730] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 79.218068] Call Trace: [ 79.220648] dump_stack+0x17c/0x22a [ 79.224262] should_fail.cold.2+0x5/0xb [ 79.228233] ? __local_bh_enable_ip+0x160/0x250 [ 79.232985] ? setup_fault_attr+0x220/0x220 [ 79.237303] ? __local_bh_enable_ip+0x160/0x250 [ 79.241965] ? trace_hardirqs_on+0x28/0x190 [ 79.246360] __should_failslab+0xba/0xf0 [ 79.250434] should_failslab+0x9/0x14 [ 79.254470] kmem_cache_alloc_trace+0x4b/0x3a0 [ 79.259143] addr_event.isra.8.part.9+0x62/0x410 [ 79.263886] inet6addr_event+0x125/0x1b0 [ 79.267931] ? addr_event.isra.8.part.9+0x410/0x410 [ 79.272945] ? lock_downgrade+0x860/0x860 [ 79.277090] notifier_call_chain+0x8a/0x160 [ 79.281393] __atomic_notifier_call_chain+0x6d/0x110 [ 79.286486] atomic_notifier_call_chain+0x11/0x20 [ 79.291317] inet6addr_notifier_call_chain+0x16/0x20 [ 79.296397] addrconf_ifdown+0x669/0xee0 [ 79.300456] ? nf_ct_iterate_cleanup+0x178/0x380 [ 79.305285] addrconf_notify+0x5f0/0x1fa0 [ 79.309413] ? nf_ct_alloc_hashtable+0xf0/0xf0 [ 79.313975] ? get_netdev_for_sock+0x330/0x330 [ 79.318543] ? inet6_ifinfo_notify+0x100/0x100 [ 79.323114] ? _raw_spin_unlock_bh+0x30/0x40 [ 79.327525] notifier_call_chain+0x8a/0x160 [ 79.331823] ? notifier_call_chain+0x8a/0x160 [ 79.336306] raw_notifier_call_chain+0x11/0x20 [ 79.340898] call_netdevice_notifiers_info+0x28/0x60 [ 79.345975] dev_close_many+0x2c6/0x640 [ 79.349932] ? avc_has_extended_perms+0xfe0/0xfe0 [ 79.354764] ? __dev_close_many+0x2b0/0x2b0 [ 79.359068] dev_close.part.19+0xed/0x1a0 [ 79.363216] ? dev_set_mac_address+0x320/0x320 [ 79.367794] dev_change_net_namespace+0x90d/0xc10 [ 79.372635] ? selinux_capable+0x1b/0x20 [ 79.376677] ? dev_close+0x50/0x50 [ 79.380212] ? ns_capable_common+0x5e/0xd0 [ 79.384441] ? ns_capable+0xb/0x10 [ 79.387993] ? __netlink_ns_capable+0xc3/0xf0 [ 79.392483] ? netlink_ns_capable+0xd/0x10 [ 79.396706] do_setlink+0x1de/0x2ec0 [ 79.400407] ? rtnl_link_get_net_capable.constprop.17+0x1e0/0x1e0 [ 79.406656] ? __lock_acquire+0x764/0x47c0 [ 79.410880] ? update_curr+0x3c6/0x870 [ 79.414755] rtnl_newlink+0xa1d/0x1320 [ 79.418627] ? __lock_acquire+0x764/0x47c0 [ 79.422845] ? rtnl_link_unregister+0x280/0x280 [ 79.427502] ? mark_held_locks+0x130/0x130 [ 79.431720] ? mark_held_locks+0x130/0x130 [ 79.435956] ? free_one_page+0x3e1/0x10c0 [ 79.440113] ? lock_downgrade+0x860/0x860 [ 79.444270] ? __lock_acquire+0x764/0x47c0 [ 79.448506] ? __free_pages_ok+0x619/0xd70 [ 79.452732] ? __free_pages+0x7f/0xb0 [ 79.456526] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 79.461267] ? __free_pages_ok+0x619/0xd70 [ 79.465503] ? trace_hardirqs_on+0x28/0x190 [ 79.469817] ? mark_held_locks+0x130/0x130 [ 79.474044] ? __free_pages+0x7f/0xb0 [ 79.477849] ? kasan_check_write+0x14/0x20 [ 79.482084] ? finish_task_switch+0x4fb/0x720 [ 79.486596] ? __schedule+0x814/0x1f70 [ 79.490579] rtnetlink_rcv_msg+0x34f/0x950 [ 79.494824] ? rtnl_calcit.isra.10+0x360/0x360 [ 79.499409] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 79.503969] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 79.509050] ? trace_hardirqs_on+0x28/0x190 [ 79.513379] netlink_rcv_skb+0x13e/0x3d0 [ 79.517444] ? lock_downgrade+0x860/0x860 [ 79.521593] ? rtnl_calcit.isra.10+0x360/0x360 [ 79.526183] ? netlink_ack+0x980/0x980 [ 79.530051] ? netlink_deliver_tap+0x182/0xb00 [ 79.534614] rtnetlink_rcv+0x10/0x20 [ 79.538310] netlink_unicast+0x443/0x660 [ 79.542353] ? netlink_sendskb+0x40/0x40 [ 79.546406] ? _copy_from_iter_full+0x189/0x760 [ 79.551076] netlink_sendmsg+0x666/0xc50 [ 79.555126] ? nlmsg_notify+0x110/0x110 [ 79.559082] ? copy_msghdr_from_user+0x20b/0x3e0 [ 79.563841] ? selinux_socket_sendmsg+0x31/0x40 [ 79.568490] ? nlmsg_notify+0x110/0x110 [ 79.572442] sock_sendmsg+0xac/0xf0 [ 79.576061] ___sys_sendmsg+0x647/0x950 [ 79.580019] ? get_pid_task+0x80/0x110 [ 79.583910] ? lock_downgrade+0x860/0x860 [ 79.588036] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 79.592771] ? __fget+0x285/0x400 [ 79.596212] ? kasan_check_read+0x11/0x20 [ 79.600338] ? __fget+0x2a2/0x400 [ 79.603774] ? do_dup2+0x3f0/0x3f0 [ 79.607313] ? kernel_read+0x130/0x130 [ 79.611182] ? __f_unlock_pos+0xd/0x10 [ 79.615072] ? __fget_light+0x174/0x1e0 [ 79.619034] ? __fdget+0xe/0x10 [ 79.622309] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 79.627130] __sys_sendmsg+0xd9/0x180 [ 79.630909] ? __ia32_sys_shutdown+0x70/0x70 [ 79.635299] ? __sb_end_write+0xa4/0xd0 [ 79.639259] ? kasan_check_write+0x14/0x20 [ 79.643486] ? fput+0x18/0x120 [ 79.646680] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 79.652052] __x64_sys_sendmsg+0x73/0xb0 [ 79.656113] do_syscall_64+0xd0/0x4e0 [ 79.659900] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 79.665070] RIP: 0033:0x45cc79 [ 79.668249] Code: 2d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 79.687142] RSP: 002b:00007fc77bef7c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 79.694841] RAX: ffffffffffffffda RBX: 000000000002c080 RCX: 000000000045cc79 [ 79.702138] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 79.709405] RBP: 00007fc77bef7ca0 R08: 0000000000000000 R09: 0000000000000000 [ 79.716661] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016 [ 79.723921] R13: 00007ffc55f636ff R14: 00007fc77bef89c0 R15: 000000000078bfac 2020/09/02 13:39:51 executed programs: 110 [ 80.017652] FAULT_INJECTION: forcing a failure. [ 80.017652] name failslab, interval 1, probability 0, space 0, times 0 [ 80.028936] CPU: 1 PID: 8575 Comm: syz-executor.4 Not tainted 4.19.142-syzkaller #0 [ 80.036751] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 80.046100] Call Trace: [ 80.048684] dump_stack+0x17c/0x22a [ 80.052310] should_fail.cold.2+0x5/0xb [ 80.056540] ? setup_fault_attr+0x220/0x220 [ 80.060860] ? lock_downgrade+0x860/0x860 [ 80.065045] ? ___preempt_schedule+0x16/0x18 [ 80.069465] __should_failslab+0xba/0xf0 [ 80.073678] should_failslab+0x9/0x14 [ 80.077477] __kmalloc_track_caller+0x6b/0x3d0 [ 80.082053] ? sctp_addr_wq_mgmt+0x228/0x700 [ 80.086467] kmemdup+0x1d/0x40 [ 80.089826] sctp_addr_wq_mgmt+0x228/0x700 [ 80.094055] ? kasan_check_write+0x14/0x20 [ 80.098281] ? do_raw_spin_lock+0xd0/0x240 [ 80.102519] sctp_inet6addr_event+0x1e1/0x8d0 [ 80.107021] notifier_call_chain+0x8a/0x160 [ 80.111352] __atomic_notifier_call_chain+0x6d/0x110 [ 80.116437] atomic_notifier_call_chain+0x11/0x20 [ 80.121278] inet6addr_notifier_call_chain+0x16/0x20 [ 80.126362] addrconf_ifdown+0x669/0xee0 [ 80.130411] ? nf_ct_iterate_cleanup+0x178/0x380 [ 80.135152] addrconf_notify+0x5f0/0x1fa0 [ 80.139279] ? nf_ct_alloc_hashtable+0xf0/0xf0 [ 80.143851] ? get_netdev_for_sock+0x330/0x330 [ 80.148444] ? inet6_ifinfo_notify+0x100/0x100 [ 80.153009] ? _raw_spin_unlock_bh+0x30/0x40 [ 80.157398] notifier_call_chain+0x8a/0x160 [ 80.161695] ? notifier_call_chain+0x8a/0x160 [ 80.166180] raw_notifier_call_chain+0x11/0x20 [ 80.170762] call_netdevice_notifiers_info+0x28/0x60 [ 80.175852] dev_close_many+0x2c6/0x640 [ 80.179806] ? avc_has_extended_perms+0xfe0/0xfe0 [ 80.184624] ? __dev_close_many+0x2b0/0x2b0 [ 80.189102] dev_close.part.19+0xed/0x1a0 [ 80.193238] ? dev_set_mac_address+0x320/0x320 [ 80.197820] dev_change_net_namespace+0x90d/0xc10 [ 80.202738] ? selinux_capable+0x1b/0x20 [ 80.206787] ? dev_close+0x50/0x50 [ 80.210331] ? ns_capable_common+0x5e/0xd0 [ 80.214556] ? ns_capable+0xb/0x10 [ 80.218081] ? __netlink_ns_capable+0xc3/0xf0 [ 80.222573] ? netlink_ns_capable+0xd/0x10 [ 80.226802] do_setlink+0x1de/0x2ec0 [ 80.230533] ? rtnl_link_get_net_capable.constprop.17+0x1e0/0x1e0 [ 80.236855] ? __lock_acquire+0x764/0x47c0 [ 80.241113] ? __lock_acquire+0x764/0x47c0 [ 80.245369] rtnl_newlink+0xa1d/0x1320 [ 80.249310] ? rtnl_link_unregister+0x280/0x280 [ 80.254001] ? __lock_acquire+0x764/0x47c0 [ 80.260735] ? mark_held_locks+0x130/0x130 [ 80.264979] ? __lock_acquire+0x764/0x47c0 [ 80.269230] ? pick_next_entity+0x197/0x390 [ 80.273566] ? mark_held_locks+0x130/0x130 [ 80.277788] ? _raw_spin_unlock_irq+0x27/0x90 [ 80.282265] ? trace_hardirqs_on+0x28/0x190 [ 80.286636] ? _raw_spin_unlock_irq+0x60/0x90 [ 80.291118] ? finish_task_switch+0x14a/0x720 [ 80.295590] ? finish_task_switch+0x11c/0x720 [ 80.300064] ? __schedule+0x814/0x1f70 [ 80.303981] rtnetlink_rcv_msg+0x34f/0x950 [ 80.308202] ? rtnl_calcit.isra.10+0x360/0x360 [ 80.312758] ? __netlink_lookup+0x2fd/0x630 [ 80.317075] ? lock_downgrade+0x860/0x860 [ 80.321203] netlink_rcv_skb+0x13e/0x3d0 [ 80.325246] ? lock_downgrade+0x860/0x860 [ 80.329378] ? rtnl_calcit.isra.10+0x360/0x360 [ 80.333947] ? netlink_ack+0x980/0x980 [ 80.337833] ? netlink_deliver_tap+0x182/0xb00 [ 80.342665] ? kasan_check_read+0x11/0x20 [ 80.346799] rtnetlink_rcv+0x10/0x20 [ 80.350519] netlink_unicast+0x443/0x660 [ 80.354559] ? netlink_sendskb+0x40/0x40 [ 80.358614] ? _copy_from_iter_full+0x189/0x760 [ 80.363281] netlink_sendmsg+0x666/0xc50 [ 80.367343] ? nlmsg_notify+0x110/0x110 [ 80.371289] ? copy_msghdr_from_user+0x20b/0x3e0 [ 80.376036] ? selinux_socket_sendmsg+0x31/0x40 [ 80.380682] ? nlmsg_notify+0x110/0x110 [ 80.384634] sock_sendmsg+0xac/0xf0 [ 80.388236] ___sys_sendmsg+0x647/0x950 [ 80.392186] ? get_pid_task+0x80/0x110 [ 80.396136] ? lock_downgrade+0x860/0x860 [ 80.400273] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 80.405007] ? __fget+0x285/0x400 [ 80.408450] ? kasan_check_read+0x11/0x20 [ 80.412596] ? __fget+0x2a2/0x400 [ 80.416029] ? do_dup2+0x3f0/0x3f0 [ 80.419559] ? kernel_read+0x130/0x130 [ 80.423437] ? __f_unlock_pos+0xd/0x10 [ 80.427489] ? __fget_light+0x174/0x1e0 [ 80.432276] ? __fdget+0xe/0x10 [ 80.435541] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 80.440386] __sys_sendmsg+0xd9/0x180 [ 80.444170] ? __ia32_sys_shutdown+0x70/0x70 [ 80.448596] ? __sb_end_write+0xa4/0xd0 [ 80.452586] ? kasan_check_write+0x14/0x20 [ 80.456806] ? fput+0x18/0x120 [ 80.459987] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 80.468810] __x64_sys_sendmsg+0x73/0xb0 [ 80.472906] do_syscall_64+0xd0/0x4e0 [ 80.476693] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 80.481874] RIP: 0033:0x45cc79 [ 80.485072] Code: 2d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 80.503961] RSP: 002b:00007fbb7f5bec78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 80.511673] RAX: ffffffffffffffda RBX: 000000000002c080 RCX: 000000000045cc79 [ 80.518937] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 80.526190] RBP: 00007fbb7f5beca0 R08: 0000000000000000 R09: 0000000000000000 [ 80.533459] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016 [ 80.540723] R13: 00007ffc3da80daf R14: 00007fbb7f5bf9c0 R15: 000000000078bfac [ 80.842111] FAULT_INJECTION: forcing a failure. [ 80.842111] name failslab, interval 1, probability 0, space 0, times 0 [ 80.853927] CPU: 1 PID: 8581 Comm: syz-executor.2 Not tainted 4.19.142-syzkaller #0 [ 80.861733] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 80.871081] Call Trace: [ 80.873653] dump_stack+0x17c/0x22a [ 80.877285] should_fail.cold.2+0x5/0xb [ 80.881282] ? mark_held_locks+0xc7/0x130 [ 80.885425] ? setup_fault_attr+0x220/0x220 [ 80.889731] ? addr_event.isra.8.part.9+0x290/0x410 [ 80.894741] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 80.899334] ? queue_work_on+0xf2/0x180 [ 80.903344] ? trace_hardirqs_on+0x28/0x190 [ 80.907783] __should_failslab+0xba/0xf0 [ 80.911834] should_failslab+0x9/0x14 [ 80.915636] kmem_cache_alloc_trace+0x4b/0x3a0 [ 80.920214] ? addr_event.isra.8.part.9+0x290/0x410 [ 80.925319] masq_inet6_event+0x26f/0x520 [ 80.929452] ? inet_cmp+0x270/0x270 [ 80.933087] notifier_call_chain+0x8a/0x160 [ 80.937399] __atomic_notifier_call_chain+0x6d/0x110 [ 80.942607] atomic_notifier_call_chain+0x11/0x20 [ 80.947449] inet6addr_notifier_call_chain+0x16/0x20 [ 80.952543] addrconf_ifdown+0x669/0xee0 [ 80.956602] ? nf_ct_iterate_cleanup+0x178/0x380 [ 80.961341] addrconf_notify+0x5f0/0x1fa0 [ 80.965469] ? nf_ct_alloc_hashtable+0xf0/0xf0 [ 80.970032] ? get_netdev_for_sock+0x330/0x330 [ 80.974617] ? inet6_ifinfo_notify+0x100/0x100 [ 80.979220] ? _raw_spin_unlock_bh+0x30/0x40 [ 80.983626] notifier_call_chain+0x8a/0x160 [ 80.987953] ? notifier_call_chain+0x8a/0x160 [ 80.992432] raw_notifier_call_chain+0x11/0x20 [ 80.997000] call_netdevice_notifiers_info+0x28/0x60 [ 81.002086] dev_close_many+0x2c6/0x640 [ 81.006045] ? avc_has_extended_perms+0xfe0/0xfe0 [ 81.010869] ? __dev_close_many+0x2b0/0x2b0 [ 81.015223] dev_close.part.19+0xed/0x1a0 [ 81.019382] ? dev_set_mac_address+0x320/0x320 [ 81.023957] dev_change_net_namespace+0x90d/0xc10 [ 81.028795] ? selinux_capable+0x1b/0x20 [ 81.032839] ? dev_close+0x50/0x50 [ 81.036362] ? ns_capable_common+0x5e/0xd0 [ 81.040611] ? ns_capable+0xb/0x10 [ 81.044148] ? __netlink_ns_capable+0xc3/0xf0 [ 81.048918] ? netlink_ns_capable+0xd/0x10 [ 81.053141] do_setlink+0x1de/0x2ec0 [ 81.056877] ? rtnl_link_get_net_capable.constprop.17+0x1e0/0x1e0 [ 81.063115] ? __lock_acquire+0x764/0x47c0 [ 81.067358] ? __lock_acquire+0x764/0x47c0 [ 81.071571] ? __lock_acquire+0x764/0x47c0 [ 81.075824] rtnl_newlink+0xa1d/0x1320 [ 81.079720] ? rtnl_link_unregister+0x280/0x280 [ 81.084383] ? __lock_acquire+0x764/0x47c0 [ 81.088605] ? __lock_acquire+0x764/0x47c0 [ 81.092841] ? mark_held_locks+0x130/0x130 [ 81.097075] ? __lock_acquire+0x764/0x47c0 [ 81.101298] ? kasan_check_read+0x11/0x20 [ 81.105437] ? mark_held_locks+0x130/0x130 [ 81.109655] ? _raw_spin_unlock_irq+0x27/0x90 [ 81.114133] ? trace_hardirqs_on+0x28/0x190 [ 81.118443] ? kasan_check_write+0x14/0x20 [ 81.122658] ? finish_task_switch+0x1a4/0x720 [ 81.127130] ? __schedule+0x814/0x1f70 [ 81.131030] rtnetlink_rcv_msg+0x34f/0x950 [ 81.135243] ? rtnl_calcit.isra.10+0x360/0x360 [ 81.139816] ? sock_queue_err_skb+0x6b0/0x6b0 [ 81.144290] netlink_rcv_skb+0x13e/0x3d0 [ 81.148326] ? lock_downgrade+0x860/0x860 [ 81.152455] ? rtnl_calcit.isra.10+0x360/0x360 [ 81.157046] ? netlink_ack+0x980/0x980 [ 81.160916] ? netlink_deliver_tap+0x182/0xb00 [ 81.165492] rtnetlink_rcv+0x10/0x20 [ 81.169181] netlink_unicast+0x443/0x660 [ 81.173221] ? netlink_sendskb+0x40/0x40 [ 81.177256] ? _copy_from_iter_full+0x189/0x760 [ 81.181902] netlink_sendmsg+0x666/0xc50 [ 81.185958] ? nlmsg_notify+0x110/0x110 [ 81.189928] ? copy_msghdr_from_user+0x20b/0x3e0 [ 81.194674] ? selinux_socket_sendmsg+0x31/0x40 [ 81.199322] ? nlmsg_notify+0x110/0x110 [ 81.203271] sock_sendmsg+0xac/0xf0 [ 81.206872] ___sys_sendmsg+0x647/0x950 [ 81.210822] ? get_pid_task+0x80/0x110 [ 81.214700] ? lock_downgrade+0x860/0x860 [ 81.218874] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 81.223630] ? __fget+0x285/0x400 [ 81.227063] ? kasan_check_read+0x11/0x20 [ 81.231214] ? __fget+0x2a2/0x400 [ 81.234651] ? do_dup2+0x3f0/0x3f0 [ 81.238167] ? kernel_read+0x130/0x130 [ 81.242054] ? __f_unlock_pos+0xd/0x10 [ 81.245925] ? __fget_light+0x174/0x1e0 [ 81.249874] ? __fdget+0xe/0x10 [ 81.253128] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 81.257983] __sys_sendmsg+0xd9/0x180 [ 81.261759] ? __ia32_sys_shutdown+0x70/0x70 [ 81.266153] ? __sb_end_write+0xa4/0xd0 [ 81.270111] ? kasan_check_write+0x14/0x20 [ 81.274335] ? fput+0x18/0x120 [ 81.277530] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 81.282885] __x64_sys_sendmsg+0x73/0xb0 [ 81.286935] do_syscall_64+0xd0/0x4e0 [ 81.290745] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 81.295915] RIP: 0033:0x45cc79 [ 81.299083] Code: 2d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 81.317984] RSP: 002b:00007fa61494ec78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 81.325675] RAX: ffffffffffffffda RBX: 000000000002c080 RCX: 000000000045cc79 [ 81.332944] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 81.340195] RBP: 00007fa61494eca0 R08: 0000000000000000 R09: 0000000000000000 [ 81.347447] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016 [ 81.354718] R13: 00007ffdd986709f R14: 00007fa61494f9c0 R15: 000000000078bfac [ 81.508339] nla_parse: 8 callbacks suppressed [ 81.508344] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 81.533627] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 81.549131] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 81.558633] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 81.631897] FAULT_INJECTION: forcing a failure. [ 81.631897] name failslab, interval 1, probability 0, space 0, times 0 [ 81.643260] CPU: 0 PID: 8599 Comm: syz-executor.3 Not tainted 4.19.142-syzkaller #0 [ 81.651043] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 81.660382] Call Trace: [ 81.662989] dump_stack+0x17c/0x22a [ 81.666594] should_fail.cold.2+0x5/0xb [ 81.670544] ? __local_bh_enable_ip+0x160/0x250 [ 81.675213] ? setup_fault_attr+0x220/0x220 [ 81.679521] ? __local_bh_enable_ip+0x160/0x250 [ 81.685144] ? trace_hardirqs_on+0x28/0x190 [ 81.689454] __should_failslab+0xba/0xf0 [ 81.693619] should_failslab+0x9/0x14 [ 81.697410] kmem_cache_alloc_trace+0x4b/0x3a0 [ 81.702023] addr_event.isra.8.part.9+0x62/0x410 [ 81.706796] inet6addr_event+0x125/0x1b0 [ 81.710850] ? addr_event.isra.8.part.9+0x410/0x410 [ 81.715852] ? lock_downgrade+0x860/0x860 [ 81.719991] notifier_call_chain+0x8a/0x160 [ 81.724302] __atomic_notifier_call_chain+0x6d/0x110 [ 81.729424] atomic_notifier_call_chain+0x11/0x20 [ 81.734269] inet6addr_notifier_call_chain+0x16/0x20 [ 81.739419] addrconf_ifdown+0x669/0xee0 [ 81.743486] ? nf_ct_iterate_cleanup+0x178/0x380 [ 81.748230] addrconf_notify+0x5f0/0x1fa0 [ 81.752369] ? nf_ct_alloc_hashtable+0xf0/0xf0 [ 81.756973] ? get_netdev_for_sock+0x330/0x330 [ 81.761550] ? inet6_ifinfo_notify+0x100/0x100 [ 81.766143] ? _raw_spin_unlock_bh+0x30/0x40 [ 81.770549] notifier_call_chain+0x8a/0x160 [ 81.774860] ? notifier_call_chain+0x8a/0x160 [ 81.779345] raw_notifier_call_chain+0x11/0x20 [ 81.783907] call_netdevice_notifiers_info+0x28/0x60 [ 81.789147] dev_close_many+0x2c6/0x640 [ 81.793106] ? avc_has_extended_perms+0xfe0/0xfe0 [ 81.797957] ? __dev_close_many+0x2b0/0x2b0 [ 81.802297] dev_close.part.19+0xed/0x1a0 [ 81.806435] ? dev_set_mac_address+0x320/0x320 [ 81.811021] dev_change_net_namespace+0x90d/0xc10 [ 81.815854] ? selinux_capable+0x1b/0x20 [ 81.819905] ? dev_close+0x50/0x50 [ 81.823423] ? ns_capable_common+0x5e/0xd0 [ 81.827643] ? ns_capable+0xb/0x10 [ 81.831163] ? __netlink_ns_capable+0xc3/0xf0 [ 81.835743] ? netlink_ns_capable+0xd/0x10 [ 81.839965] do_setlink+0x1de/0x2ec0 [ 81.843670] ? rtnl_link_get_net_capable.constprop.17+0x1e0/0x1e0 [ 81.849883] ? __lock_acquire+0x764/0x47c0 [ 81.854113] ? __lock_acquire+0x764/0x47c0 [ 81.858333] ? __lock_acquire+0x764/0x47c0 [ 81.862565] rtnl_newlink+0xa1d/0x1320 [ 81.866473] ? rtnl_link_unregister+0x280/0x280 [ 81.871214] ? kasan_check_read+0x11/0x20 [ 81.875352] ? __lock_acquire+0x764/0x47c0 [ 81.879587] ? mark_held_locks+0x130/0x130 [ 81.883819] ? __lock_acquire+0x764/0x47c0 [ 81.888055] ? pick_next_entity+0x197/0x390 [ 81.892358] ? mark_held_locks+0x130/0x130 [ 81.896669] ? _raw_spin_unlock_irq+0x27/0x90 [ 81.901167] ? trace_hardirqs_on+0x28/0x190 [ 81.906776] ? _raw_spin_unlock_irq+0x60/0x90 [ 81.911270] ? finish_task_switch+0x14a/0x720 [ 81.915754] ? finish_task_switch+0x11c/0x720 [ 81.920244] ? __schedule+0x814/0x1f70 [ 81.924167] rtnetlink_rcv_msg+0x34f/0x950 [ 81.928415] ? rtnl_calcit.isra.10+0x360/0x360 [ 81.932988] ? sock_queue_err_skb+0x6b0/0x6b0 [ 81.937488] netlink_rcv_skb+0x13e/0x3d0 [ 81.941554] ? lock_downgrade+0x860/0x860 [ 81.945685] ? rtnl_calcit.isra.10+0x360/0x360 [ 81.950249] ? netlink_ack+0x980/0x980 [ 81.954125] ? netlink_deliver_tap+0x182/0xb00 [ 81.959915] rtnetlink_rcv+0x10/0x20 [ 81.963611] netlink_unicast+0x443/0x660 [ 81.967660] ? netlink_sendskb+0x40/0x40 [ 81.971700] ? _copy_from_iter_full+0x189/0x760 [ 81.976522] netlink_sendmsg+0x666/0xc50 [ 81.980575] ? nlmsg_notify+0x110/0x110 [ 81.984542] ? copy_msghdr_from_user+0x20b/0x3e0 [ 81.989274] ? selinux_socket_sendmsg+0x31/0x40 [ 81.993925] ? nlmsg_notify+0x110/0x110 [ 81.997902] sock_sendmsg+0xac/0xf0 [ 82.001545] ___sys_sendmsg+0x647/0x950 [ 82.005496] ? get_pid_task+0x80/0x110 [ 82.009366] ? lock_downgrade+0x860/0x860 [ 82.013492] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 82.018240] ? __fget+0x285/0x400 [ 82.021685] ? kasan_check_read+0x11/0x20 [ 82.025899] ? __fget+0x2a2/0x400 [ 82.029349] ? do_dup2+0x3f0/0x3f0 [ 82.032880] ? kernel_read+0x130/0x130 [ 82.036752] ? __f_unlock_pos+0xd/0x10 [ 82.040635] ? __fget_light+0x174/0x1e0 [ 82.044584] ? __fdget+0xe/0x10 [ 82.047869] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 82.052891] __sys_sendmsg+0xd9/0x180 [ 82.056679] ? __ia32_sys_shutdown+0x70/0x70 [ 82.061074] ? __sb_end_write+0xa4/0xd0 [ 82.065028] ? kasan_check_write+0x14/0x20 [ 82.069243] ? fput+0x18/0x120 [ 82.072440] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 82.077792] __x64_sys_sendmsg+0x73/0xb0 [ 82.081839] do_syscall_64+0xd0/0x4e0 [ 82.085642] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 82.090818] RIP: 0033:0x45cc79 [ 82.094007] Code: 2d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 82.112919] RSP: 002b:00007fc77bef7c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 82.120718] RAX: ffffffffffffffda RBX: 000000000002c080 RCX: 000000000045cc79 [ 82.127985] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 82.135243] RBP: 00007fc77bef7ca0 R08: 0000000000000000 R09: 0000000000000000 [ 82.142518] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016 [ 82.149790] R13: 00007ffc55f636ff R14: 00007fc77bef89c0 R15: 000000000078bfac [ 82.667412] syz-executor.3 (8599) used greatest stack depth: 22824 bytes left [ 82.679512] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 82.714297] FAULT_INJECTION: forcing a failure. [ 82.714297] name failslab, interval 1, probability 0, space 0, times 0 [ 82.747071] CPU: 0 PID: 8613 Comm: syz-executor.4 Not tainted 4.19.142-syzkaller #0 [ 82.754996] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 82.764372] Call Trace: [ 82.766958] dump_stack+0x17c/0x22a [ 82.770588] should_fail.cold.2+0x5/0xb [ 82.774564] ? setup_fault_attr+0x220/0x220 [ 82.778920] __should_failslab+0xba/0xf0 [ 82.782985] should_failslab+0x9/0x14 [ 82.786786] kmem_cache_alloc_node_trace+0x252/0x3e0 [ 82.791922] __kmalloc_node_track_caller+0x3c/0x70 [ 82.796853] __kmalloc_reserve.isra.9+0x2c/0xc0 [ 82.801521] ? __alloc_skb+0xa7/0x580 [ 82.805321] __alloc_skb+0xd7/0x580 [ 82.808952] ? __kmalloc_reserve.isra.9+0xc0/0xc0 [ 82.813794] ? mpls_dev_sysctl_unregister+0x87/0xc0 [ 82.818810] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 82.823393] ? kfree+0x116/0x220 [ 82.826762] mpls_netconf_notify_devconf+0x3b/0xd0 [ 82.831785] mpls_dev_sysctl_unregister+0x99/0xc0 [ 82.836614] mpls_dev_notify+0x459/0x600 [ 82.840669] notifier_call_chain+0x8a/0x160 [ 82.844988] raw_notifier_call_chain+0x11/0x20 [ 82.849575] call_netdevice_notifiers_info+0x28/0x60 [ 82.854669] dev_change_net_namespace+0x1da/0xc10 [ 82.859521] ? selinux_capable+0x1b/0x20 [ 82.863574] ? dev_close+0x50/0x50 [ 82.867107] ? ns_capable_common+0x5e/0xd0 [ 82.871345] ? ns_capable+0xb/0x10 [ 82.874882] ? netlink_ns_capable+0xd/0x10 [ 82.879105] do_setlink+0x1de/0x2ec0 [ 82.882806] ? rtnl_link_get_net_capable.constprop.17+0x1e0/0x1e0 [ 82.889022] ? __lock_acquire+0x764/0x47c0 [ 82.893247] ? __lock_acquire+0x764/0x47c0 [ 82.897528] rtnl_newlink+0xa1d/0x1320 [ 82.901460] ? rtnl_link_unregister+0x280/0x280 [ 82.906120] ? __lock_acquire+0x764/0x47c0 [ 82.910384] ? __lock_acquire+0x764/0x47c0 [ 82.914637] ? mark_held_locks+0x130/0x130 [ 82.918861] ? __lock_acquire+0x764/0x47c0 [ 82.923075] ? kasan_check_read+0x11/0x20 [ 82.927218] ? mark_held_locks+0x130/0x130 [ 82.931455] ? _raw_spin_unlock_irq+0x27/0x90 [ 82.936061] ? trace_hardirqs_on+0x28/0x190 [ 82.940374] ? _raw_spin_unlock_irq+0x60/0x90 [ 82.944854] ? finish_task_switch+0x14a/0x720 [ 82.949331] ? finish_task_switch+0x11c/0x720 [ 82.953816] ? __schedule+0x814/0x1f70 [ 82.957713] rtnetlink_rcv_msg+0x34f/0x950 [ 82.961925] ? rtnl_calcit.isra.10+0x360/0x360 [ 82.966490] ? __netlink_lookup+0x2fd/0x630 [ 82.970800] ? lock_downgrade+0x860/0x860 [ 82.974945] netlink_rcv_skb+0x13e/0x3d0 [ 82.979006] ? lock_downgrade+0x860/0x860 [ 82.983146] ? rtnl_calcit.isra.10+0x360/0x360 [ 82.987705] ? netlink_ack+0x980/0x980 [ 82.991583] ? netlink_deliver_tap+0x182/0xb00 [ 82.996169] ? kasan_check_read+0x11/0x20 [ 83.000318] rtnetlink_rcv+0x10/0x20 [ 83.004013] netlink_unicast+0x443/0x660 [ 83.008075] ? netlink_sendskb+0x40/0x40 [ 83.012124] ? _copy_from_iter_full+0x189/0x760 [ 83.016785] netlink_sendmsg+0x666/0xc50 [ 83.020827] ? nlmsg_notify+0x110/0x110 [ 83.024784] ? copy_msghdr_from_user+0x20b/0x3e0 [ 83.029537] ? selinux_socket_sendmsg+0x31/0x40 [ 83.034198] ? nlmsg_notify+0x110/0x110 [ 83.038171] sock_sendmsg+0xac/0xf0 [ 83.041784] ___sys_sendmsg+0x647/0x950 [ 83.045747] ? get_pid_task+0x80/0x110 [ 83.049622] ? lock_downgrade+0x860/0x860 [ 83.053771] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 83.058531] ? __fget+0x285/0x400 [ 83.061990] ? kasan_check_read+0x11/0x20 [ 83.066324] ? __fget+0x2a2/0x400 [ 83.069768] ? do_dup2+0x3f0/0x3f0 [ 83.073299] ? kernel_read+0x130/0x130 [ 83.077184] ? __f_unlock_pos+0xd/0x10 [ 83.081049] ? __fget_light+0x174/0x1e0 [ 83.085012] ? __fdget+0xe/0x10 [ 83.088383] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 83.093224] __sys_sendmsg+0xd9/0x180 [ 83.097005] ? __ia32_sys_shutdown+0x70/0x70 [ 83.101400] ? __sb_end_write+0xa4/0xd0 [ 83.105360] ? kasan_check_write+0x14/0x20 [ 83.109589] ? fput+0x18/0x120 [ 83.112763] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 83.118130] __x64_sys_sendmsg+0x73/0xb0 [ 83.122191] do_syscall_64+0xd0/0x4e0 [ 83.125986] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 83.131156] RIP: 0033:0x45cc79 [ 83.134328] Code: 2d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 83.153234] RSP: 002b:00007fbb7f5bec78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 83.161026] RAX: ffffffffffffffda RBX: 000000000002c080 RCX: 000000000045cc79 [ 83.168291] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 83.175558] RBP: 00007fbb7f5beca0 R08: 0000000000000000 R09: 0000000000000000 [ 83.182803] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016 [ 83.190074] R13: 00007ffc3da80daf R14: 00007fbb7f5bf9c0 R15: 000000000078bfac [ 83.282403] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 83.304784] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 83.397897] FAULT_INJECTION: forcing a failure. [ 83.397897] name failslab, interval 1, probability 0, space 0, times 0 [ 83.409269] CPU: 0 PID: 8624 Comm: syz-executor.2 Not tainted 4.19.142-syzkaller #0 [ 83.417064] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 83.426492] Call Trace: [ 83.429087] dump_stack+0x17c/0x22a [ 83.432710] should_fail.cold.2+0x5/0xb [ 83.436770] ? __local_bh_enable_ip+0x160/0x250 [ 83.441421] ? setup_fault_attr+0x220/0x220 [ 83.445734] ? __local_bh_enable_ip+0x160/0x250 [ 83.450379] ? trace_hardirqs_on+0x28/0x190 [ 83.454692] __should_failslab+0xba/0xf0 [ 83.458770] should_failslab+0x9/0x14 [ 83.462572] kmem_cache_alloc_trace+0x4b/0x3a0 [ 83.467133] addr_event.isra.8.part.9+0x62/0x410 [ 83.471909] inet6addr_event+0x125/0x1b0 [ 83.475953] ? addr_event.isra.8.part.9+0x410/0x410 [ 83.483429] ? lock_downgrade+0x860/0x860 [ 83.487571] notifier_call_chain+0x8a/0x160 [ 83.492046] __atomic_notifier_call_chain+0x6d/0x110 [ 83.497135] atomic_notifier_call_chain+0x11/0x20 [ 83.501962] inet6addr_notifier_call_chain+0x16/0x20 [ 83.507057] addrconf_ifdown+0x669/0xee0 [ 83.511094] ? nf_ct_iterate_cleanup+0x178/0x380 [ 83.515839] addrconf_notify+0x5f0/0x1fa0 [ 83.519977] ? nf_ct_alloc_hashtable+0xf0/0xf0 [ 83.524566] ? get_netdev_for_sock+0x330/0x330 [ 83.529125] ? inet6_ifinfo_notify+0x100/0x100 [ 83.533698] ? _raw_spin_unlock_bh+0x30/0x40 [ 83.538093] notifier_call_chain+0x8a/0x160 [ 83.542408] ? notifier_call_chain+0x8a/0x160 [ 83.546896] raw_notifier_call_chain+0x11/0x20 [ 83.551464] call_netdevice_notifiers_info+0x28/0x60 [ 83.556561] dev_close_many+0x2c6/0x640 [ 83.560520] ? avc_has_extended_perms+0xfe0/0xfe0 [ 83.565346] ? __dev_close_many+0x2b0/0x2b0 [ 83.569655] dev_close.part.19+0xed/0x1a0 [ 83.573806] ? dev_set_mac_address+0x320/0x320 [ 83.578405] dev_change_net_namespace+0x90d/0xc10 [ 83.583252] ? selinux_capable+0x1b/0x20 [ 83.587298] ? dev_close+0x50/0x50 [ 83.591352] ? ns_capable_common+0x5e/0xd0 [ 83.595571] ? ns_capable+0xb/0x10 [ 83.599113] ? __netlink_ns_capable+0xc3/0xf0 [ 83.603600] ? netlink_ns_capable+0xd/0x10 [ 83.607815] do_setlink+0x1de/0x2ec0 [ 83.611523] ? rtnl_link_get_net_capable.constprop.17+0x1e0/0x1e0 [ 83.617758] ? __lock_acquire+0x764/0x47c0 [ 83.622011] ? __lock_acquire+0x764/0x47c0 [ 83.626258] ? __lock_acquire+0x764/0x47c0 [ 83.630492] rtnl_newlink+0xa1d/0x1320 [ 83.634391] ? rtnl_link_unregister+0x280/0x280 [ 83.639066] ? __lock_acquire+0x764/0x47c0 [ 83.644780] ? __lock_acquire+0x764/0x47c0 [ 83.649004] ? lock_downgrade+0x860/0x860 [ 83.653135] ? mark_held_locks+0x130/0x130 [ 83.657356] ? __lock_acquire+0x764/0x47c0 [ 83.661574] ? do_raw_spin_lock+0xd0/0x240 [ 83.665790] ? mark_held_locks+0x130/0x130 [ 83.670031] ? _raw_spin_unlock_irq+0x27/0x90 [ 83.674522] ? trace_hardirqs_on+0x28/0x190 [ 83.678839] ? _raw_spin_unlock_irq+0x60/0x90 [ 83.683335] ? finish_task_switch+0x14a/0x720 [ 83.687816] ? finish_task_switch+0x11c/0x720 [ 83.692294] ? __schedule+0x814/0x1f70 [ 83.696213] rtnetlink_rcv_msg+0x34f/0x950 [ 83.700431] ? rtnl_calcit.isra.10+0x360/0x360 [ 83.704990] ? sock_queue_err_skb+0x6b0/0x6b0 [ 83.709477] netlink_rcv_skb+0x13e/0x3d0 [ 83.713514] ? lock_downgrade+0x860/0x860 [ 83.717644] ? rtnl_calcit.isra.10+0x360/0x360 [ 83.722323] ? netlink_ack+0x980/0x980 [ 83.726210] ? netlink_deliver_tap+0x182/0xb00 [ 83.730773] rtnetlink_rcv+0x10/0x20 [ 83.734476] netlink_unicast+0x443/0x660 [ 83.738526] ? netlink_sendskb+0x40/0x40 [ 83.742576] ? _copy_from_iter_full+0x189/0x760 [ 83.747228] netlink_sendmsg+0x666/0xc50 [ 83.751268] ? nlmsg_notify+0x110/0x110 [ 83.757142] ? copy_msghdr_from_user+0x20b/0x3e0 [ 83.761988] ? selinux_socket_sendmsg+0x31/0x40 [ 83.766687] ? nlmsg_notify+0x110/0x110 [ 83.770730] sock_sendmsg+0xac/0xf0 [ 83.774366] ___sys_sendmsg+0x647/0x950 [ 83.778451] ? get_pid_task+0x80/0x110 [ 83.782315] ? lock_downgrade+0x860/0x860 [ 83.786440] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 83.791173] ? __fget+0x285/0x400 [ 83.794614] ? kasan_check_read+0x11/0x20 [ 83.798754] ? __fget+0x2a2/0x400 [ 83.802226] ? do_dup2+0x3f0/0x3f0 [ 83.805752] ? kernel_read+0x130/0x130 [ 83.809633] ? __f_unlock_pos+0xd/0x10 [ 83.813508] ? __fget_light+0x174/0x1e0 [ 83.817461] ? __fdget+0xe/0x10 [ 83.820722] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 83.825648] __sys_sendmsg+0xd9/0x180 [ 83.829457] ? __ia32_sys_shutdown+0x70/0x70 [ 83.833852] ? __sb_end_write+0xa4/0xd0 [ 83.837835] ? kasan_check_write+0x14/0x20 [ 83.842073] ? fput+0x18/0x120 [ 83.845269] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 83.850624] __x64_sys_sendmsg+0x73/0xb0 [ 83.854684] do_syscall_64+0xd0/0x4e0 [ 83.858496] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 83.863675] RIP: 0033:0x45cc79 [ 83.866843] Code: 2d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 83.885739] RSP: 002b:00007fa61494ec78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 83.893449] RAX: ffffffffffffffda RBX: 000000000002c080 RCX: 000000000045cc79 [ 83.900718] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 83.907978] RBP: 00007fa61494eca0 R08: 0000000000000000 R09: 0000000000000000 [ 83.915238] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016 [ 83.922525] R13: 00007ffdd986709f R14: 00007fa61494f9c0 R15: 000000000078bfac [ 84.103998] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 84.115152] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 84.128781] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 84.233658] FAULT_INJECTION: forcing a failure. [ 84.233658] name failslab, interval 1, probability 0, space 0, times 0 [ 84.250537] CPU: 0 PID: 8643 Comm: syz-executor.3 Not tainted 4.19.142-syzkaller #0 [ 84.258340] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 84.267686] Call Trace: [ 84.270302] dump_stack+0x17c/0x22a [ 84.274026] should_fail.cold.2+0x5/0xb [ 84.277984] ? __local_bh_enable_ip+0x160/0x250 [ 84.282648] ? setup_fault_attr+0x220/0x220 [ 84.286956] ? __local_bh_enable_ip+0x160/0x250 [ 84.291616] ? trace_hardirqs_on+0x28/0x190 [ 84.295928] __should_failslab+0xba/0xf0 [ 84.299977] should_failslab+0x9/0x14 [ 84.303760] kmem_cache_alloc_trace+0x4b/0x3a0 [ 84.308343] addr_event.isra.8.part.9+0x62/0x410 [ 84.313086] inet6addr_event+0x125/0x1b0 [ 84.317129] ? addr_event.isra.8.part.9+0x410/0x410 [ 84.322127] ? lock_downgrade+0x860/0x860 [ 84.326267] notifier_call_chain+0x8a/0x160 [ 84.330580] __atomic_notifier_call_chain+0x6d/0x110 [ 84.335675] atomic_notifier_call_chain+0x11/0x20 [ 84.340512] inet6addr_notifier_call_chain+0x16/0x20 [ 84.345593] addrconf_ifdown+0x669/0xee0 [ 84.349642] ? nf_ct_iterate_cleanup+0x178/0x380 [ 84.354417] addrconf_notify+0x5f0/0x1fa0 [ 84.358546] ? nf_ct_alloc_hashtable+0xf0/0xf0 [ 84.363197] ? get_netdev_for_sock+0x330/0x330 [ 84.367762] ? inet6_ifinfo_notify+0x100/0x100 [ 84.372336] ? _raw_spin_unlock_bh+0x30/0x40 [ 84.376730] notifier_call_chain+0x8a/0x160 [ 84.381030] ? notifier_call_chain+0x8a/0x160 [ 84.385502] raw_notifier_call_chain+0x11/0x20 [ 84.390413] call_netdevice_notifiers_info+0x28/0x60 [ 84.395496] dev_close_many+0x2c6/0x640 [ 84.399541] ? avc_has_extended_perms+0xfe0/0xfe0 [ 84.404373] ? __dev_close_many+0x2b0/0x2b0 [ 84.408700] dev_close.part.19+0xed/0x1a0 [ 84.412824] ? dev_set_mac_address+0x320/0x320 [ 84.417413] dev_change_net_namespace+0x90d/0xc10 [ 84.422267] ? selinux_capable+0x1b/0x20 [ 84.426311] ? dev_close+0x50/0x50 [ 84.429834] ? ns_capable_common+0x5e/0xd0 [ 84.434050] ? ns_capable+0xb/0x10 [ 84.438590] ? __netlink_ns_capable+0xc3/0xf0 [ 84.443074] ? netlink_ns_capable+0xd/0x10 [ 84.447305] do_setlink+0x1de/0x2ec0 [ 84.450999] ? __lock_acquire+0x764/0x47c0 [ 84.455243] ? rtnl_link_get_net_capable.constprop.17+0x1e0/0x1e0 [ 84.461716] ? mark_held_locks+0x130/0x130 [ 84.465962] rtnl_newlink+0xa1d/0x1320 [ 84.469862] ? __lock_acquire+0x764/0x47c0 [ 84.474090] ? is_bpf_text_address+0x7d/0xe0 [ 84.478478] ? rtnl_link_unregister+0x280/0x280 [ 84.483123] ? mark_held_locks+0x130/0x130 [ 84.487339] ? __kasan_slab_free+0x1b0/0x220 [ 84.491728] ? __kasan_slab_free+0x13c/0x220 [ 84.496132] ? free_one_page+0x3e1/0x10c0 [ 84.500263] ? lock_downgrade+0x860/0x860 [ 84.504390] ? __lock_acquire+0x764/0x47c0 [ 84.508617] ? __free_pages_ok+0x619/0xd70 [ 84.512867] ? __free_pages+0x7f/0xb0 [ 84.516780] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 84.521361] ? __free_pages_ok+0x619/0xd70 [ 84.525587] ? trace_hardirqs_on+0x28/0x190 [ 84.529918] ? mark_held_locks+0x130/0x130 [ 84.534132] ? __free_pages+0x7f/0xb0 [ 84.537912] ? kasan_check_write+0x14/0x20 [ 84.542136] ? finish_task_switch+0x4fb/0x720 [ 84.546622] ? __schedule+0x814/0x1f70 [ 84.550514] rtnetlink_rcv_msg+0x34f/0x950 [ 84.554748] ? rtnl_calcit.isra.10+0x360/0x360 [ 84.563399] ? sock_queue_err_skb+0x6b0/0x6b0 [ 84.567895] netlink_rcv_skb+0x13e/0x3d0 [ 84.571945] ? lock_downgrade+0x860/0x860 [ 84.576103] ? rtnl_calcit.isra.10+0x360/0x360 [ 84.580700] ? netlink_ack+0x980/0x980 [ 84.584581] ? netlink_deliver_tap+0x182/0xb00 [ 84.589145] rtnetlink_rcv+0x10/0x20 [ 84.592856] netlink_unicast+0x443/0x660 [ 84.596921] ? netlink_sendskb+0x40/0x40 [ 84.600964] ? _copy_from_iter_full+0x189/0x760 [ 84.605642] netlink_sendmsg+0x666/0xc50 [ 84.609712] ? nlmsg_notify+0x110/0x110 [ 84.613670] ? copy_msghdr_from_user+0x20b/0x3e0 [ 84.618404] ? selinux_socket_sendmsg+0x31/0x40 [ 84.623057] ? nlmsg_notify+0x110/0x110 [ 84.627016] sock_sendmsg+0xac/0xf0 [ 84.630618] ___sys_sendmsg+0x647/0x950 [ 84.634569] ? get_pid_task+0x80/0x110 [ 84.638460] ? lock_downgrade+0x860/0x860 [ 84.642585] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 84.647322] ? __fget+0x285/0x400 [ 84.650771] ? kasan_check_read+0x11/0x20 [ 84.657449] ? __fget+0x2a2/0x400 [ 84.661358] ? do_dup2+0x3f0/0x3f0 [ 84.664899] ? kernel_read+0x130/0x130 [ 84.668775] ? __f_unlock_pos+0xd/0x10 [ 84.672660] ? __fget_light+0x174/0x1e0 [ 84.676633] ? __fdget+0xe/0x10 [ 84.679926] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 84.684888] __sys_sendmsg+0xd9/0x180 [ 84.688736] ? __ia32_sys_shutdown+0x70/0x70 [ 84.693132] ? __sb_end_write+0xa4/0xd0 [ 84.697095] ? kasan_check_write+0x14/0x20 [ 84.701315] ? fput+0x18/0x120 [ 84.704521] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 84.709880] __x64_sys_sendmsg+0x73/0xb0 [ 84.713942] do_syscall_64+0xd0/0x4e0 [ 84.717760] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 84.722929] RIP: 0033:0x45cc79 [ 84.726103] Code: 2d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 84.745171] RSP: 002b:00007fc77bef7c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 84.752864] RAX: ffffffffffffffda RBX: 000000000002c080 RCX: 000000000045cc79 [ 84.760127] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 84.767376] RBP: 00007fc77bef7ca0 R08: 0000000000000000 R09: 0000000000000000 [ 84.774627] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016 [ 84.781910] R13: 00007ffc55f636ff R14: 00007fc77bef89c0 R15: 000000000078bfac 2020/09/02 13:39:56 executed programs: 124 [ 85.043723] FAULT_INJECTION: forcing a failure. [ 85.043723] name failslab, interval 1, probability 0, space 0, times 0 [ 85.054994] CPU: 0 PID: 8655 Comm: syz-executor.4 Not tainted 4.19.142-syzkaller #0 [ 85.062781] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 85.072240] Call Trace: [ 85.074822] dump_stack+0x17c/0x22a [ 85.078442] should_fail.cold.2+0x5/0xb [ 85.082421] ? setup_fault_attr+0x220/0x220 [ 85.086733] ? lock_downgrade+0x860/0x860 [ 85.090877] ? ___preempt_schedule+0x16/0x18 [ 85.095280] __should_failslab+0xba/0xf0 [ 85.099336] should_failslab+0x9/0x14 [ 85.103130] __kmalloc_track_caller+0x6b/0x3d0 [ 85.107707] ? sctp_addr_wq_mgmt+0x228/0x700 [ 85.112103] kmemdup+0x1d/0x40 [ 85.115307] sctp_addr_wq_mgmt+0x228/0x700 [ 85.119528] ? kasan_check_write+0x14/0x20 [ 85.123738] ? do_raw_spin_lock+0xd0/0x240 [ 85.127964] sctp_inet6addr_event+0x1e1/0x8d0 [ 85.132457] notifier_call_chain+0x8a/0x160 [ 85.136780] __atomic_notifier_call_chain+0x6d/0x110 [ 85.141858] atomic_notifier_call_chain+0x11/0x20 [ 85.146684] inet6addr_notifier_call_chain+0x16/0x20 [ 85.151770] addrconf_ifdown+0x669/0xee0 [ 85.155813] ? nf_ct_iterate_cleanup+0x178/0x380 [ 85.160556] addrconf_notify+0x5f0/0x1fa0 [ 85.164706] ? nf_ct_alloc_hashtable+0xf0/0xf0 [ 85.169300] ? get_netdev_for_sock+0x330/0x330 [ 85.173879] ? inet6_ifinfo_notify+0x100/0x100 [ 85.178452] ? _raw_spin_unlock_bh+0x30/0x40 [ 85.182854] notifier_call_chain+0x8a/0x160 [ 85.187162] ? notifier_call_chain+0x8a/0x160 [ 85.191640] raw_notifier_call_chain+0x11/0x20 [ 85.196199] call_netdevice_notifiers_info+0x28/0x60 [ 85.201277] dev_close_many+0x2c6/0x640 [ 85.205234] ? avc_has_extended_perms+0xfe0/0xfe0 [ 85.210071] ? __dev_close_many+0x2b0/0x2b0 [ 85.214374] dev_close.part.19+0xed/0x1a0 [ 85.218502] ? dev_set_mac_address+0x320/0x320 [ 85.223071] dev_change_net_namespace+0x90d/0xc10 [ 85.227901] ? selinux_capable+0x1b/0x20 [ 85.232820] ? dev_close+0x50/0x50 [ 85.236367] ? ns_capable_common+0x5e/0xd0 [ 85.240598] ? ns_capable+0xb/0x10 [ 85.244129] ? __netlink_ns_capable+0xc3/0xf0 [ 85.248714] ? netlink_ns_capable+0xd/0x10 [ 85.252932] do_setlink+0x1de/0x2ec0 [ 85.256636] ? rtnl_link_get_net_capable.constprop.17+0x1e0/0x1e0 [ 85.262873] ? __lock_acquire+0x764/0x47c0 [ 85.267108] ? __lock_acquire+0x764/0x47c0 [ 85.271344] rtnl_newlink+0xa1d/0x1320 [ 85.275214] ? __lock_acquire+0x764/0x47c0 [ 85.279440] ? rtnl_link_unregister+0x280/0x280 [ 85.284115] ? mark_held_locks+0x130/0x130 [ 85.293062] ? free_one_page+0x3e1/0x10c0 [ 85.297197] ? lock_downgrade+0x860/0x860 [ 85.301348] ? __lock_acquire+0x764/0x47c0 [ 85.305573] ? __free_pages_ok+0x619/0xd70 [ 85.309810] ? __free_pages+0x7f/0xb0 [ 85.313591] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 85.318159] ? __free_pages_ok+0x619/0xd70 [ 85.322382] ? trace_hardirqs_on+0x28/0x190 [ 85.326692] ? mark_held_locks+0x130/0x130 [ 85.330937] ? __free_pages+0x7f/0xb0 [ 85.334794] ? kasan_check_write+0x14/0x20 [ 85.339051] ? finish_task_switch+0x4fb/0x720 [ 85.343552] ? __schedule+0x814/0x1f70 [ 85.347500] rtnetlink_rcv_msg+0x34f/0x950 [ 85.351733] ? rtnl_calcit.isra.10+0x360/0x360 [ 85.356310] ? __netlink_lookup+0x2fd/0x630 [ 85.360622] ? lock_downgrade+0x860/0x860 [ 85.364768] netlink_rcv_skb+0x13e/0x3d0 [ 85.368818] ? lock_downgrade+0x860/0x860 [ 85.372962] ? rtnl_calcit.isra.10+0x360/0x360 [ 85.377541] ? netlink_ack+0x980/0x980 [ 85.381411] ? netlink_deliver_tap+0x182/0xb00 [ 85.385973] ? kasan_check_read+0x11/0x20 [ 85.390126] rtnetlink_rcv+0x10/0x20 [ 85.393821] netlink_unicast+0x443/0x660 [ 85.397885] ? netlink_sendskb+0x40/0x40 [ 85.401928] ? _copy_from_iter_full+0x189/0x760 [ 85.406600] netlink_sendmsg+0x666/0xc50 [ 85.410681] ? nlmsg_notify+0x110/0x110 [ 85.414639] ? copy_msghdr_from_user+0x20b/0x3e0 [ 85.419373] ? selinux_socket_sendmsg+0x31/0x40 [ 85.424026] ? nlmsg_notify+0x110/0x110 [ 85.427986] sock_sendmsg+0xac/0xf0 [ 85.431626] ___sys_sendmsg+0x647/0x950 [ 85.435591] ? get_pid_task+0x80/0x110 [ 85.439482] ? lock_downgrade+0x860/0x860 [ 85.443607] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 85.448349] ? __fget+0x285/0x400 [ 85.451789] ? kasan_check_read+0x11/0x20 [ 85.455913] ? __fget+0x2a2/0x400 [ 85.459360] ? do_dup2+0x3f0/0x3f0 [ 85.462902] ? kernel_read+0x130/0x130 [ 85.466771] ? __f_unlock_pos+0xd/0x10 [ 85.470645] ? __fget_light+0x174/0x1e0 [ 85.474607] ? __fdget+0xe/0x10 [ 85.477877] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 85.482713] __sys_sendmsg+0xd9/0x180 [ 85.486513] ? __ia32_sys_shutdown+0x70/0x70 [ 85.490921] ? __sb_end_write+0xa4/0xd0 [ 85.494884] ? kasan_check_write+0x14/0x20 [ 85.499103] ? fput+0x18/0x120 [ 85.502274] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 85.507620] __x64_sys_sendmsg+0x73/0xb0 [ 85.511680] do_syscall_64+0xd0/0x4e0 [ 85.515460] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 85.520640] RIP: 0033:0x45cc79 [ 85.523840] Code: 2d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 85.542738] RSP: 002b:00007fbb7f5bec78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 85.550420] RAX: ffffffffffffffda RBX: 000000000002c080 RCX: 000000000045cc79 [ 85.557673] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 85.564925] RBP: 00007fbb7f5beca0 R08: 0000000000000000 R09: 0000000000000000 [ 85.572181] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016 [ 85.579437] R13: 00007ffc3da80daf R14: 00007fbb7f5bf9c0 R15: 000000000078bfac [ 85.827012] FAULT_INJECTION: forcing a failure. [ 85.827012] name failslab, interval 1, probability 0, space 0, times 0 [ 85.838308] CPU: 1 PID: 8660 Comm: syz-executor.2 Not tainted 4.19.142-syzkaller #0 [ 85.846092] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 85.855447] Call Trace: [ 85.858030] dump_stack+0x17c/0x22a [ 85.861661] should_fail.cold.2+0x5/0xb [ 85.865631] ? mark_held_locks+0xc7/0x130 [ 85.869810] ? setup_fault_attr+0x220/0x220 [ 85.874141] ? addr_event.isra.8.part.9+0x290/0x410 [ 85.879133] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 85.883741] ? queue_work_on+0xf2/0x180 [ 85.887715] ? trace_hardirqs_on+0x28/0x190 [ 85.892018] __should_failslab+0xba/0xf0 [ 85.897044] should_failslab+0x9/0x14 [ 85.900829] kmem_cache_alloc_trace+0x4b/0x3a0 [ 85.905409] ? addr_event.isra.8.part.9+0x290/0x410 [ 85.910584] masq_inet6_event+0x26f/0x520 [ 85.914726] ? inet_cmp+0x270/0x270 [ 85.918374] notifier_call_chain+0x8a/0x160 [ 85.923206] __atomic_notifier_call_chain+0x6d/0x110 [ 85.928292] atomic_notifier_call_chain+0x11/0x20 [ 85.933126] inet6addr_notifier_call_chain+0x16/0x20 [ 85.938222] addrconf_ifdown+0x669/0xee0 [ 85.942261] ? nf_ct_iterate_cleanup+0x178/0x380 [ 85.947014] addrconf_notify+0x5f0/0x1fa0 [ 85.951136] ? nf_ct_alloc_hashtable+0xf0/0xf0 [ 85.955724] ? get_netdev_for_sock+0x330/0x330 [ 85.960294] ? inet6_ifinfo_notify+0x100/0x100 [ 85.964853] ? _raw_spin_unlock_bh+0x30/0x40 [ 85.969240] notifier_call_chain+0x8a/0x160 [ 85.973564] ? notifier_call_chain+0x8a/0x160 [ 85.978054] raw_notifier_call_chain+0x11/0x20 [ 85.982642] call_netdevice_notifiers_info+0x28/0x60 [ 85.987733] dev_close_many+0x2c6/0x640 [ 85.991692] ? avc_has_extended_perms+0xfe0/0xfe0 [ 85.996515] ? __dev_close_many+0x2b0/0x2b0 [ 86.000830] dev_close.part.19+0xed/0x1a0 [ 86.004986] ? dev_set_mac_address+0x320/0x320 [ 86.009569] dev_change_net_namespace+0x90d/0xc10 [ 86.014390] ? selinux_capable+0x1b/0x20 [ 86.018436] ? dev_close+0x50/0x50 [ 86.021980] ? ns_capable_common+0x5e/0xd0 [ 86.026200] ? ns_capable+0xb/0x10 [ 86.029739] ? __netlink_ns_capable+0xc3/0xf0 [ 86.034223] ? netlink_ns_capable+0xd/0x10 [ 86.038470] do_setlink+0x1de/0x2ec0 [ 86.042173] ? rtnl_link_get_net_capable.constprop.17+0x1e0/0x1e0 [ 86.048480] ? __lock_acquire+0x764/0x47c0 [ 86.052762] ? kasan_check_read+0x11/0x20 [ 86.056900] ? update_curr+0x3c6/0x870 [ 86.060868] rtnl_newlink+0xa1d/0x1320 [ 86.064839] ? rtnl_link_unregister+0x280/0x280 [ 86.069511] ? load_balance+0xb66/0x2210 [ 86.073552] ? lock_downgrade+0x860/0x860 [ 86.077687] ? mark_held_locks+0x130/0x130 [ 86.081900] ? __lock_acquire+0x764/0x47c0 [ 86.086125] ? mark_held_locks+0x130/0x130 [ 86.090347] ? __lock_acquire+0x764/0x47c0 [ 86.094562] ? pick_next_entity+0x197/0x390 [ 86.098887] ? mark_held_locks+0x130/0x130 [ 86.103129] ? _raw_spin_unlock_irq+0x27/0x90 [ 86.107599] ? trace_hardirqs_on+0x28/0x190 [ 86.111900] ? kasan_check_write+0x14/0x20 [ 86.116217] ? finish_task_switch+0x1a4/0x720 [ 86.120700] ? __schedule+0x814/0x1f70 [ 86.124619] rtnetlink_rcv_msg+0x34f/0x950 [ 86.128861] ? rtnl_calcit.isra.10+0x360/0x360 [ 86.133596] ? sock_queue_err_skb+0x6b0/0x6b0 [ 86.138089] netlink_rcv_skb+0x13e/0x3d0 [ 86.142145] ? lock_downgrade+0x860/0x860 [ 86.146268] ? rtnl_calcit.isra.10+0x360/0x360 [ 86.150838] ? netlink_ack+0x980/0x980 [ 86.154706] ? netlink_deliver_tap+0x182/0xb00 [ 86.159279] rtnetlink_rcv+0x10/0x20 [ 86.162978] netlink_unicast+0x443/0x660 [ 86.167022] ? netlink_sendskb+0x40/0x40 [ 86.171064] ? _copy_from_iter_full+0x189/0x760 [ 86.175722] netlink_sendmsg+0x666/0xc50 [ 86.179773] ? nlmsg_notify+0x110/0x110 [ 86.184167] ? copy_msghdr_from_user+0x20b/0x3e0 [ 86.188899] ? selinux_socket_sendmsg+0x31/0x40 [ 86.193553] ? nlmsg_notify+0x110/0x110 [ 86.197948] sock_sendmsg+0xac/0xf0 [ 86.201565] ___sys_sendmsg+0x647/0x950 [ 86.205520] ? get_pid_task+0x80/0x110 [ 86.209384] ? lock_downgrade+0x860/0x860 [ 86.213528] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 86.218284] ? __fget+0x285/0x400 [ 86.221727] ? kasan_check_read+0x11/0x20 [ 86.225852] ? __fget+0x2a2/0x400 [ 86.229289] ? do_dup2+0x3f0/0x3f0 [ 86.232813] ? kernel_read+0x130/0x130 [ 86.236674] ? __f_unlock_pos+0xd/0x10 [ 86.240549] ? __fget_light+0x174/0x1e0 [ 86.244497] ? __fdget+0xe/0x10 [ 86.247771] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 86.252598] __sys_sendmsg+0xd9/0x180 [ 86.256381] ? __ia32_sys_shutdown+0x70/0x70 [ 86.260777] ? __sb_end_write+0xa4/0xd0 [ 86.264731] ? kasan_check_write+0x14/0x20 [ 86.268948] ? fput+0x18/0x120 [ 86.272126] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 86.277476] __x64_sys_sendmsg+0x73/0xb0 [ 86.281540] do_syscall_64+0xd0/0x4e0 [ 86.285351] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 86.290627] RIP: 0033:0x45cc79 [ 86.293815] Code: 2d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 86.312705] RSP: 002b:00007fa61496fc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 86.320409] RAX: ffffffffffffffda RBX: 000000000002c080 RCX: 000000000045cc79 [ 86.327763] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 86.335108] RBP: 00007fa61496fca0 R08: 0000000000000000 R09: 0000000000000000 [ 86.342366] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016 [ 86.349613] R13: 00007ffdd986709f R14: 00007fa6149709c0 R15: 000000000078bf0c [ 86.669949] nla_parse: 2 callbacks suppressed [ 86.669954] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 86.683650] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 86.704595] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 86.713392] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 86.774120] FAULT_INJECTION: forcing a failure. [ 86.774120] name failslab, interval 1, probability 0, space 0, times 0 [ 86.793929] CPU: 0 PID: 8685 Comm: syz-executor.1 Not tainted 4.19.142-syzkaller #0 [ 86.801798] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 86.811156] Call Trace: [ 86.813744] dump_stack+0x17c/0x22a [ 86.817372] should_fail.cold.2+0x5/0xb [ 86.821346] ? setup_fault_attr+0x220/0x220 [ 86.825683] __should_failslab+0xba/0xf0 [ 86.829743] should_failslab+0x9/0x14 [ 86.833540] kmem_cache_alloc_node+0x25a/0x3e0 [ 86.838163] __alloc_skb+0xa7/0x580 [ 86.841829] ? __kmalloc_reserve.isra.9+0xc0/0xc0 [ 86.846660] ? _raw_spin_unlock_bh+0x30/0x40 [ 86.851842] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 86.856413] ? __local_bh_enable_ip+0x160/0x250 [ 86.861173] ? trace_hardirqs_on+0x28/0x190 [ 86.865490] rtnl_net_notifyid+0x31/0xb0 [ 86.869547] peernet2id_alloc+0x2df/0x330 [ 86.873684] ? rtnl_net_notifyid+0xb0/0xb0 [ 86.877903] ? mutex_unlock+0xd/0x10 [ 86.884126] ? _rcu_barrier+0x311/0x440 [ 86.888135] dev_change_net_namespace+0x216/0xc10 [ 86.893851] ? selinux_capable+0x1b/0x20 [ 86.897922] ? dev_close+0x50/0x50 [ 86.901453] ? ns_capable_common+0x5e/0xd0 [ 86.905701] ? ns_capable+0xb/0x10 [ 86.909234] ? netlink_ns_capable+0xd/0x10 [ 86.913473] do_setlink+0x1de/0x2ec0 [ 86.917195] ? rtnl_link_get_net_capable.constprop.17+0x1e0/0x1e0 [ 86.923417] ? __lock_acquire+0x764/0x47c0 [ 86.927737] ? __lock_acquire+0x764/0x47c0 [ 86.931971] ? __lock_acquire+0x764/0x47c0 [ 86.936206] rtnl_newlink+0xa1d/0x1320 [ 86.940104] ? rtnl_link_unregister+0x280/0x280 [ 86.944770] ? kasan_check_read+0x11/0x20 [ 86.948915] ? __lock_acquire+0x764/0x47c0 [ 86.953151] ? mark_held_locks+0x130/0x130 [ 86.957366] ? __lock_acquire+0x764/0x47c0 [ 86.961593] ? pick_next_entity+0x197/0x390 [ 86.965904] ? mark_held_locks+0x130/0x130 [ 86.970125] ? _raw_spin_unlock_irq+0x27/0x90 [ 86.974600] ? trace_hardirqs_on+0x28/0x190 [ 86.978898] ? _raw_spin_unlock_irq+0x60/0x90 [ 86.983396] ? finish_task_switch+0x14a/0x720 [ 86.987870] ? finish_task_switch+0x11c/0x720 [ 86.992351] ? __schedule+0x814/0x1f70 [ 86.996234] rtnetlink_rcv_msg+0x34f/0x950 [ 87.000461] ? rtnl_calcit.isra.10+0x360/0x360 [ 87.005026] ? sock_queue_err_skb+0x6b0/0x6b0 [ 87.009507] netlink_rcv_skb+0x13e/0x3d0 [ 87.013548] ? lock_downgrade+0x860/0x860 [ 87.017695] ? rtnl_calcit.isra.10+0x360/0x360 [ 87.022257] ? netlink_ack+0x980/0x980 [ 87.026156] ? netlink_deliver_tap+0x182/0xb00 [ 87.030739] rtnetlink_rcv+0x10/0x20 [ 87.034431] netlink_unicast+0x443/0x660 [ 87.038497] ? netlink_sendskb+0x40/0x40 [ 87.042534] ? _copy_from_iter_full+0x189/0x760 [ 87.047205] netlink_sendmsg+0x666/0xc50 [ 87.051275] ? nlmsg_notify+0x110/0x110 [ 87.055248] ? copy_msghdr_from_user+0x20b/0x3e0 [ 87.059996] ? selinux_socket_sendmsg+0x31/0x40 [ 87.064663] ? nlmsg_notify+0x110/0x110 [ 87.068628] sock_sendmsg+0xac/0xf0 [ 87.072242] ___sys_sendmsg+0x647/0x950 [ 87.076209] ? get_pid_task+0x80/0x110 [ 87.080077] ? lock_downgrade+0x860/0x860 [ 87.084218] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 87.088981] ? __fget+0x285/0x400 [ 87.092429] ? kasan_check_read+0x11/0x20 [ 87.096578] ? __fget+0x2a2/0x400 [ 87.100009] ? do_dup2+0x3f0/0x3f0 [ 87.103531] ? kernel_read+0x130/0x130 [ 87.107423] ? __f_unlock_pos+0xd/0x10 [ 87.111301] ? __fget_light+0x174/0x1e0 [ 87.115277] ? __fdget+0xe/0x10 [ 87.118546] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 87.123366] __sys_sendmsg+0xd9/0x180 [ 87.127153] ? __ia32_sys_shutdown+0x70/0x70 [ 87.131553] ? __sb_end_write+0xa4/0xd0 [ 87.135559] ? kasan_check_write+0x14/0x20 [ 87.139782] ? fput+0x18/0x120 [ 87.142953] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 87.148301] __x64_sys_sendmsg+0x73/0xb0 [ 87.152367] do_syscall_64+0xd0/0x4e0 [ 87.156163] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 87.161361] RIP: 0033:0x45cc79 [ 87.164572] Code: 2d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 87.183464] RSP: 002b:00007fd1ff8f6c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 87.191154] RAX: ffffffffffffffda RBX: 000000000002c080 RCX: 000000000045cc79 [ 87.198426] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 87.205711] RBP: 00007fd1ff8f6ca0 R08: 0000000000000000 R09: 0000000000000000 [ 87.212974] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016 [ 87.220228] R13: 00007ffeab224def R14: 00007fd1ff8f79c0 R15: 000000000078bfac [ 87.278076] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 87.401560] FAULT_INJECTION: forcing a failure. [ 87.401560] name failslab, interval 1, probability 0, space 0, times 0 [ 87.412983] CPU: 0 PID: 8692 Comm: syz-executor.4 Not tainted 4.19.142-syzkaller #0 [ 87.420790] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 87.430143] Call Trace: [ 87.432728] dump_stack+0x17c/0x22a [ 87.436354] should_fail.cold.2+0x5/0xb [ 87.440320] ? setup_fault_attr+0x220/0x220 [ 87.444635] ? lock_downgrade+0x860/0x860 [ 87.448783] ? ___preempt_schedule+0x16/0x18 [ 87.453175] __should_failslab+0xba/0xf0 [ 87.457223] should_failslab+0x9/0x14 [ 87.461022] __kmalloc_track_caller+0x6b/0x3d0 [ 87.465617] ? sctp_addr_wq_mgmt+0x228/0x700 [ 87.470020] kmemdup+0x1d/0x40 [ 87.474089] sctp_addr_wq_mgmt+0x228/0x700 [ 87.478307] ? kasan_check_write+0x14/0x20 [ 87.482528] ? do_raw_spin_lock+0xd0/0x240 [ 87.486765] sctp_inet6addr_event+0x1e1/0x8d0 [ 87.491276] notifier_call_chain+0x8a/0x160 [ 87.495586] __atomic_notifier_call_chain+0x6d/0x110 [ 87.500671] atomic_notifier_call_chain+0x11/0x20 [ 87.505494] inet6addr_notifier_call_chain+0x16/0x20 [ 87.510582] addrconf_ifdown+0x669/0xee0 [ 87.514619] ? nf_ct_iterate_cleanup+0x178/0x380 [ 87.519375] addrconf_notify+0x5f0/0x1fa0 [ 87.523513] ? nf_ct_alloc_hashtable+0xf0/0xf0 [ 87.528120] ? get_netdev_for_sock+0x330/0x330 [ 87.532695] ? inet6_ifinfo_notify+0x100/0x100 [ 87.537290] ? _raw_spin_unlock_bh+0x30/0x40 [ 87.541693] notifier_call_chain+0x8a/0x160 [ 87.546020] ? notifier_call_chain+0x8a/0x160 [ 87.550492] raw_notifier_call_chain+0x11/0x20 [ 87.555057] call_netdevice_notifiers_info+0x28/0x60 [ 87.560145] dev_close_many+0x2c6/0x640 [ 87.564107] ? avc_has_extended_perms+0xfe0/0xfe0 [ 87.568940] ? __dev_close_many+0x2b0/0x2b0 [ 87.573250] dev_close.part.19+0xed/0x1a0 [ 87.577404] ? dev_set_mac_address+0x320/0x320 [ 87.582020] dev_change_net_namespace+0x90d/0xc10 [ 87.586890] ? selinux_capable+0x1b/0x20 [ 87.591030] ? dev_close+0x50/0x50 [ 87.594572] ? ns_capable_common+0x5e/0xd0 [ 87.598796] ? ns_capable+0xb/0x10 [ 87.602327] ? __netlink_ns_capable+0xc3/0xf0 [ 87.606821] ? netlink_ns_capable+0xd/0x10 [ 87.611048] do_setlink+0x1de/0x2ec0 [ 87.614754] ? rtnl_link_get_net_capable.constprop.17+0x1e0/0x1e0 [ 87.620969] ? __lock_acquire+0x764/0x47c0 [ 87.625195] ? __lock_acquire+0x764/0x47c0 [ 87.629412] rtnl_newlink+0xa1d/0x1320 [ 87.633294] ? rtnl_link_unregister+0x280/0x280 [ 87.637955] ? __lock_acquire+0x764/0x47c0 [ 87.642271] ? __lock_acquire+0x764/0x47c0 [ 87.646512] ? mark_held_locks+0x130/0x130 [ 87.650731] ? __lock_acquire+0x764/0x47c0 [ 87.654960] ? kasan_check_read+0x11/0x20 [ 87.659094] ? mark_held_locks+0x130/0x130 [ 87.663311] ? _raw_spin_unlock_irq+0x27/0x90 [ 87.667799] ? trace_hardirqs_on+0x28/0x190 [ 87.672118] ? _raw_spin_unlock_irq+0x60/0x90 [ 87.677385] ? finish_task_switch+0x14a/0x720 [ 87.681869] ? finish_task_switch+0x11c/0x720 [ 87.686357] ? __schedule+0x814/0x1f70 [ 87.690243] rtnetlink_rcv_msg+0x34f/0x950 [ 87.694469] ? rtnl_calcit.isra.10+0x360/0x360 [ 87.699031] ? __netlink_lookup+0x2fd/0x630 [ 87.703353] ? lock_downgrade+0x860/0x860 [ 87.707493] netlink_rcv_skb+0x13e/0x3d0 [ 87.711533] ? lock_downgrade+0x860/0x860 [ 87.715681] ? rtnl_calcit.isra.10+0x360/0x360 [ 87.720260] ? netlink_ack+0x980/0x980 [ 87.724151] ? netlink_deliver_tap+0x182/0xb00 [ 87.728733] ? kasan_check_read+0x11/0x20 [ 87.732857] rtnetlink_rcv+0x10/0x20 [ 87.736567] netlink_unicast+0x443/0x660 [ 87.740624] ? netlink_sendskb+0x40/0x40 [ 87.744661] ? _copy_from_iter_full+0x189/0x760 [ 87.749342] netlink_sendmsg+0x666/0xc50 [ 87.753386] ? nlmsg_notify+0x110/0x110 [ 87.757335] ? copy_msghdr_from_user+0x20b/0x3e0 [ 87.762068] ? selinux_socket_sendmsg+0x31/0x40 [ 87.766727] ? nlmsg_notify+0x110/0x110 [ 87.770689] sock_sendmsg+0xac/0xf0 [ 87.774292] ___sys_sendmsg+0x647/0x950 [ 87.778258] ? get_pid_task+0x80/0x110 [ 87.782153] ? lock_downgrade+0x860/0x860 [ 87.786280] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 87.791025] ? __fget+0x285/0x400 [ 87.794497] ? kasan_check_read+0x11/0x20 [ 87.798647] ? __fget+0x2a2/0x400 [ 87.802084] ? do_dup2+0x3f0/0x3f0 [ 87.805603] ? kernel_read+0x130/0x130 [ 87.809485] ? __f_unlock_pos+0xd/0x10 [ 87.813359] ? __fget_light+0x174/0x1e0 [ 87.817323] ? __fdget+0xe/0x10 [ 87.820591] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 87.825569] __sys_sendmsg+0xd9/0x180 [ 87.829391] ? __ia32_sys_shutdown+0x70/0x70 [ 87.833800] ? __sb_end_write+0xa4/0xd0 [ 87.837763] ? kasan_check_write+0x14/0x20 [ 87.841981] ? fput+0x18/0x120 [ 87.845168] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 87.850511] __x64_sys_sendmsg+0x73/0xb0 [ 87.854562] do_syscall_64+0xd0/0x4e0 [ 87.858339] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 87.863518] RIP: 0033:0x45cc79 [ 87.866710] Code: 2d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 87.885615] RSP: 002b:00007fbb7f5bec78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 87.893313] RAX: ffffffffffffffda RBX: 000000000002c080 RCX: 000000000045cc79 [ 87.900569] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 87.907839] RBP: 00007fbb7f5beca0 R08: 0000000000000000 R09: 0000000000000000 [ 87.915093] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016 [ 87.922360] R13: 00007ffc3da80daf R14: 00007fbb7f5bf9c0 R15: 000000000078bfac [ 88.134671] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 88.143342] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 88.144757] syz-executor.2 (8660) used greatest stack depth: 22776 bytes left [ 88.164082] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 88.201183] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 88.230267] device veth0_macvtap left promiscuous mode [ 88.421742] FAULT_INJECTION: forcing a failure. [ 88.421742] name failslab, interval 1, probability 0, space 0, times 0 [ 88.433325] CPU: 1 PID: 8720 Comm: syz-executor.1 Not tainted 4.19.142-syzkaller #0 [ 88.441105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 88.450502] Call Trace: [ 88.453126] dump_stack+0x17c/0x22a [ 88.456741] should_fail.cold.2+0x5/0xb [ 88.460701] ? mark_held_locks+0xc7/0x130 [ 88.464835] ? setup_fault_attr+0x220/0x220 [ 88.469141] ? addr_event.isra.8.part.9+0x290/0x410 [ 88.474231] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 88.478829] ? queue_work_on+0xf2/0x180 [ 88.482801] ? trace_hardirqs_on+0x28/0x190 [ 88.487112] __should_failslab+0xba/0xf0 [ 88.491158] should_failslab+0x9/0x14 [ 88.494956] kmem_cache_alloc_trace+0x4b/0x3a0 [ 88.499520] ? addr_event.isra.8.part.9+0x290/0x410 [ 88.504521] masq_inet6_event+0x26f/0x520 [ 88.508677] ? inet_cmp+0x270/0x270 [ 88.512300] notifier_call_chain+0x8a/0x160 [ 88.516616] __atomic_notifier_call_chain+0x6d/0x110 [ 88.521722] atomic_notifier_call_chain+0x11/0x20 [ 88.526540] inet6addr_notifier_call_chain+0x16/0x20 [ 88.531633] addrconf_ifdown+0x669/0xee0 [ 88.535689] ? nf_ct_iterate_cleanup+0x178/0x380 [ 88.540433] addrconf_notify+0x5f0/0x1fa0 [ 88.544693] ? nf_ct_alloc_hashtable+0xf0/0xf0 [ 88.549274] ? get_netdev_for_sock+0x330/0x330 [ 88.553860] ? inet6_ifinfo_notify+0x100/0x100 [ 88.558431] ? _raw_spin_unlock_bh+0x30/0x40 [ 88.562863] notifier_call_chain+0x8a/0x160 [ 88.567174] ? notifier_call_chain+0x8a/0x160 [ 88.571693] raw_notifier_call_chain+0x11/0x20 [ 88.576261] call_netdevice_notifiers_info+0x28/0x60 [ 88.581358] dev_close_many+0x2c6/0x640 [ 88.585340] ? avc_has_extended_perms+0xfe0/0xfe0 [ 88.590176] ? __dev_close_many+0x2b0/0x2b0 [ 88.594495] dev_close.part.19+0xed/0x1a0 [ 88.598652] ? dev_set_mac_address+0x320/0x320 [ 88.603237] dev_change_net_namespace+0x90d/0xc10 [ 88.608200] ? selinux_capable+0x1b/0x20 [ 88.612264] ? dev_close+0x50/0x50 [ 88.615793] ? ns_capable_common+0x5e/0xd0 [ 88.620124] ? ns_capable+0xb/0x10 [ 88.623669] ? __netlink_ns_capable+0xc3/0xf0 [ 88.628153] ? netlink_ns_capable+0xd/0x10 [ 88.632390] do_setlink+0x1de/0x2ec0 [ 88.636094] ? rtnl_link_get_net_capable.constprop.17+0x1e0/0x1e0 [ 88.642330] ? __lock_acquire+0x764/0x47c0 [ 88.646549] ? __lock_acquire+0x764/0x47c0 [ 88.650779] ? __lock_acquire+0x764/0x47c0 [ 88.655026] rtnl_newlink+0xa1d/0x1320 [ 88.658917] ? rtnl_link_unregister+0x280/0x280 [ 88.663615] ? kasan_check_read+0x11/0x20 [ 88.667757] ? __lock_acquire+0x764/0x47c0 [ 88.671992] ? mark_held_locks+0x130/0x130 [ 88.676219] ? __lock_acquire+0x764/0x47c0 [ 88.680485] ? pick_next_entity+0x197/0x390 [ 88.684811] ? mark_held_locks+0x130/0x130 [ 88.689040] ? _raw_spin_unlock_irq+0x27/0x90 [ 88.693515] ? trace_hardirqs_on+0x28/0x190 [ 88.698260] ? _raw_spin_unlock_irq+0x60/0x90 [ 88.702753] ? finish_task_switch+0x14a/0x720 [ 88.707233] ? finish_task_switch+0x11c/0x720 [ 88.711726] ? __schedule+0x814/0x1f70 [ 88.715652] rtnetlink_rcv_msg+0x34f/0x950 [ 88.719906] ? rtnl_calcit.isra.10+0x360/0x360 [ 88.724483] ? sock_queue_err_skb+0x6b0/0x6b0 [ 88.728958] netlink_rcv_skb+0x13e/0x3d0 [ 88.733010] ? lock_downgrade+0x860/0x860 [ 88.737141] ? rtnl_calcit.isra.10+0x360/0x360 [ 88.741714] ? netlink_ack+0x980/0x980 [ 88.745583] ? netlink_deliver_tap+0x182/0xb00 [ 88.750152] rtnetlink_rcv+0x10/0x20 [ 88.753852] netlink_unicast+0x443/0x660 [ 88.757906] ? netlink_sendskb+0x40/0x40 [ 88.761984] ? _copy_from_iter_full+0x189/0x760 [ 88.766660] netlink_sendmsg+0x666/0xc50 [ 88.770778] ? nlmsg_notify+0x110/0x110 [ 88.774750] ? copy_msghdr_from_user+0x20b/0x3e0 [ 88.779508] ? selinux_socket_sendmsg+0x31/0x40 [ 88.784199] ? nlmsg_notify+0x110/0x110 [ 88.788167] sock_sendmsg+0xac/0xf0 [ 88.791802] ___sys_sendmsg+0x647/0x950 [ 88.795768] ? get_pid_task+0x80/0x110 [ 88.799650] ? lock_downgrade+0x860/0x860 [ 88.803791] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 88.808541] ? __fget+0x285/0x400 [ 88.811979] ? kasan_check_read+0x11/0x20 [ 88.816124] ? __fget+0x2a2/0x400 [ 88.819572] ? do_dup2+0x3f0/0x3f0 [ 88.823208] ? kernel_read+0x130/0x130 [ 88.827609] ? __f_unlock_pos+0xd/0x10 [ 88.831492] ? __fget_light+0x174/0x1e0 [ 88.835471] ? __fdget+0xe/0x10 [ 88.838757] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 88.843622] __sys_sendmsg+0xd9/0x180 [ 88.847425] ? __ia32_sys_shutdown+0x70/0x70 [ 88.851847] ? __sb_end_write+0xa4/0xd0 [ 88.855839] ? kasan_check_write+0x14/0x20 [ 88.860074] ? fput+0x18/0x120 [ 88.863264] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 88.868674] __x64_sys_sendmsg+0x73/0xb0 [ 88.872729] do_syscall_64+0xd0/0x4e0 [ 88.876516] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 88.881695] RIP: 0033:0x45cc79 [ 88.884862] Code: 2d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 88.903745] RSP: 002b:00007fd1ff8f6c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 88.911437] RAX: ffffffffffffffda RBX: 000000000002c080 RCX: 000000000045cc79 [ 88.918718] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 88.925989] RBP: 00007fd1ff8f6ca0 R08: 0000000000000000 R09: 0000000000000000 [ 88.933240] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016 [ 88.940687] R13: 00007ffeab224def R14: 00007fd1ff8f79c0 R15: 000000000078bfac [ 89.123860] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 89.234994] FAULT_INJECTION: forcing a failure. [ 89.234994] name failslab, interval 1, probability 0, space 0, times 0 [ 89.248719] CPU: 0 PID: 8750 Comm: syz-executor.5 Not tainted 4.19.142-syzkaller #0 [ 89.256550] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 89.265900] Call Trace: [ 89.268508] dump_stack+0x17c/0x22a [ 89.272145] should_fail.cold.2+0x5/0xb [ 89.276099] ? setup_fault_attr+0x220/0x220 [ 89.280403] __should_failslab+0xba/0xf0 [ 89.284446] should_failslab+0x9/0x14 [ 89.288232] __kmalloc+0x2b5/0x3d0 [ 89.291746] ? kobject_get_path+0x9d/0x190 [ 89.295958] kobject_get_path+0x9d/0x190 [ 89.300093] kobject_rename+0xa7/0x220 [ 89.303973] ? kobject_namespace+0x160/0x160 [ 89.308371] ? sysfs_rename_link_ns+0x151/0x210 [ 89.313028] device_rename+0x122/0x1c0 [ 89.317006] dev_change_net_namespace+0x50b/0xc10 [ 89.321857] ? dev_close+0x50/0x50 [ 89.325382] ? ns_capable_common+0x5e/0xd0 [ 89.329591] ? ns_capable+0xb/0x10 [ 89.333128] ? netlink_ns_capable+0xd/0x10 [ 89.337339] do_setlink+0x1de/0x2ec0 [ 89.341047] ? rtnl_link_get_net_capable.constprop.17+0x1e0/0x1e0 [ 89.347268] ? __lock_acquire+0x764/0x47c0 [ 89.351505] ? __lock_acquire+0x764/0x47c0 [ 89.355722] ? __lock_acquire+0x764/0x47c0 [ 89.359947] rtnl_newlink+0xa1d/0x1320 [ 89.363822] ? rtnl_link_unregister+0x280/0x280 [ 89.368475] ? kasan_check_read+0x11/0x20 [ 89.372618] ? __lock_acquire+0x764/0x47c0 [ 89.376846] ? mark_held_locks+0x130/0x130 [ 89.382300] ? __lock_acquire+0x764/0x47c0 [ 89.386510] ? pick_next_entity+0x197/0x390 [ 89.390822] ? mark_held_locks+0x130/0x130 [ 89.395056] ? _raw_spin_unlock_irq+0x27/0x90 [ 89.399527] ? trace_hardirqs_on+0x28/0x190 [ 89.403847] ? _raw_spin_unlock_irq+0x60/0x90 [ 89.408337] ? finish_task_switch+0x14a/0x720 [ 89.412805] ? finish_task_switch+0x11c/0x720 [ 89.417278] ? __schedule+0x814/0x1f70 [ 89.421162] rtnetlink_rcv_msg+0x34f/0x950 [ 89.425389] ? rtnl_calcit.isra.10+0x360/0x360 [ 89.429946] ? sock_queue_err_skb+0x6b0/0x6b0 [ 89.434419] netlink_rcv_skb+0x13e/0x3d0 [ 89.438457] ? lock_downgrade+0x860/0x860 [ 89.442596] ? rtnl_calcit.isra.10+0x360/0x360 [ 89.447159] ? netlink_ack+0x980/0x980 [ 89.451104] ? netlink_deliver_tap+0x182/0xb00 [ 89.455675] rtnetlink_rcv+0x10/0x20 [ 89.459421] netlink_unicast+0x443/0x660 [ 89.463472] ? netlink_sendskb+0x40/0x40 [ 89.467514] ? _copy_from_iter_full+0x189/0x760 [ 89.472184] netlink_sendmsg+0x666/0xc50 [ 89.476224] ? nlmsg_notify+0x110/0x110 [ 89.480173] ? copy_msghdr_from_user+0x20b/0x3e0 [ 89.484915] ? selinux_socket_sendmsg+0x31/0x40 [ 89.490281] ? nlmsg_notify+0x110/0x110 [ 89.494246] sock_sendmsg+0xac/0xf0 [ 89.497864] ___sys_sendmsg+0x647/0x950 [ 89.501821] ? get_pid_task+0x80/0x110 [ 89.505688] ? lock_downgrade+0x860/0x860 [ 89.509823] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 89.514659] ? __fget+0x285/0x400 [ 89.518110] ? kasan_check_read+0x11/0x20 [ 89.522233] ? __fget+0x2a2/0x400 [ 89.525677] ? do_dup2+0x3f0/0x3f0 [ 89.529211] ? kernel_read+0x130/0x130 [ 89.533078] ? __f_unlock_pos+0xd/0x10 [ 89.536945] ? __fget_light+0x174/0x1e0 [ 89.540945] ? __fdget+0xe/0x10 [ 89.544200] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 89.549058] __sys_sendmsg+0xd9/0x180 [ 89.552854] ? __ia32_sys_shutdown+0x70/0x70 [ 89.557242] ? __sb_end_write+0xa4/0xd0 [ 89.561194] ? kasan_check_write+0x14/0x20 [ 89.565411] ? fput+0x18/0x120 [ 89.568610] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 89.574259] __x64_sys_sendmsg+0x73/0xb0 [ 89.578346] do_syscall_64+0xd0/0x4e0 [ 89.582132] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 89.587330] RIP: 0033:0x45cc79 [ 89.590531] Code: 2d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 89.609416] RSP: 002b:00007f95ef8d7c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 89.617113] RAX: ffffffffffffffda RBX: 000000000002c080 RCX: 000000000045cc79 [ 89.624413] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 89.631674] RBP: 00007f95ef8d7ca0 R08: 0000000000000000 R09: 0000000000000000 [ 89.638925] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016 [ 89.646199] R13: 00007ffd3436eaff R14: 00007f95ef8d89c0 R15: 000000000078bfac [ 89.656050] ------------[ cut here ]------------ [ 89.661398] WARNING: CPU: 0 PID: 8750 at net/core/dev.c:9439 dev_change_net_namespace.cold.57+0xc/0x13 [ 89.670838] Kernel panic - not syncing: panic_on_warn set ... [ 89.670838] [ 89.678217] CPU: 0 PID: 8750 Comm: syz-executor.5 Not tainted 4.19.142-syzkaller #0 [ 89.686002] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 89.695346] Call Trace: [ 89.697924] dump_stack+0x17c/0x22a [ 89.701558] ? dev_change_net_namespace.cold.57+0xc/0x13 [ 89.706987] panic+0x1cd/0x375 [ 89.710164] ? __warn_printk+0xd6/0xd6 [ 89.714074] __warn.cold.7+0x1b/0x3e [ 89.717788] ? dev_change_net_namespace.cold.57+0xc/0x13 [ 89.723231] report_bug+0x1a4/0x200 [ 89.726844] do_error_trap+0x200/0x350 [ 89.730712] ? math_error+0x340/0x340 [ 89.734528] ? __irq_work_queue_local+0xe0/0x120 [ 89.739275] ? irq_work_queue+0x34/0x50 [ 89.743225] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 89.748057] ? trace_hardirqs_off_caller+0x4a/0x180 [ 89.753144] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 89.757986] do_invalid_op+0x1b/0x20 [ 89.761681] invalid_op+0x14/0x20 [ 89.765163] RIP: 0010:dev_change_net_namespace.cold.57+0xc/0x13 [ 89.771818] Code: fc 48 c7 c7 20 71 c0 87 e8 ce d0 6a 01 e8 99 6f 29 fc 48 c7 c7 e0 70 c0 87 e8 bd d0 6a 01 48 c7 c7 a0 43 c0 87 e8 01 33 e6 fb <0f> 0b e9 4d 00 fe ff 89 c1 48 89 da 48 c7 c6 20 6f c0 87 48 c7 c7 [ 89.790805] RSP: 0018:ffff88807336ecb8 EFLAGS: 00010286 [ 89.796247] RAX: 0000000000000024 RBX: ffff8880904f0b00 RCX: 0000000000000000 [ 89.803500] RDX: 0000000000000000 RSI: ffffffff876783e0 RDI: ffffffff8a1a3a60 [ 89.810759] RBP: ffff88807336edd8 R08: ffffed1015d45081 R09: ffffed1015d45080 [ 89.818023] R10: ffffed1015d45080 R11: ffff8880aea28407 R12: ffffffff88f8bb80 [ 89.825295] R13: ffff8880904f0ba8 R14: ffff8880904f0b98 R15: 0000000000000067 [ 89.833129] ? dev_change_net_namespace.cold.57+0xc/0x13 [ 89.838574] ? dev_close+0x50/0x50 [ 89.842119] ? ns_capable_common+0x5e/0xd0 [ 89.846340] ? ns_capable+0xb/0x10 [ 89.849872] ? netlink_ns_capable+0xd/0x10 [ 89.854096] do_setlink+0x1de/0x2ec0 [ 89.857812] ? rtnl_link_get_net_capable.constprop.17+0x1e0/0x1e0 [ 89.864033] ? __lock_acquire+0x764/0x47c0 [ 89.868251] ? __lock_acquire+0x764/0x47c0 [ 89.872481] ? __lock_acquire+0x764/0x47c0 [ 89.876732] rtnl_newlink+0xa1d/0x1320 [ 89.880611] ? rtnl_link_unregister+0x280/0x280 [ 89.885293] ? kasan_check_read+0x11/0x20 [ 89.889469] ? __lock_acquire+0x764/0x47c0 [ 89.893696] ? mark_held_locks+0x130/0x130 [ 89.897932] ? __lock_acquire+0x764/0x47c0 [ 89.902153] ? pick_next_entity+0x197/0x390 [ 89.906493] ? mark_held_locks+0x130/0x130 [ 89.910720] ? _raw_spin_unlock_irq+0x27/0x90 [ 89.915216] ? trace_hardirqs_on+0x28/0x190 [ 89.919530] ? _raw_spin_unlock_irq+0x60/0x90 [ 89.924005] ? finish_task_switch+0x14a/0x720 [ 89.928482] ? finish_task_switch+0x11c/0x720 [ 89.932957] ? __schedule+0x814/0x1f70 [ 89.936842] rtnetlink_rcv_msg+0x34f/0x950 [ 89.941052] ? rtnl_calcit.isra.10+0x360/0x360 [ 89.945613] ? sock_queue_err_skb+0x6b0/0x6b0 [ 89.950106] netlink_rcv_skb+0x13e/0x3d0 [ 89.954144] ? lock_downgrade+0x860/0x860 [ 89.958265] ? rtnl_calcit.isra.10+0x360/0x360 [ 89.962845] ? netlink_ack+0x980/0x980 [ 89.966714] ? netlink_deliver_tap+0x182/0xb00 [ 89.971296] rtnetlink_rcv+0x10/0x20 [ 89.974984] netlink_unicast+0x443/0x660 [ 89.979036] ? netlink_sendskb+0x40/0x40 [ 89.983082] ? _copy_from_iter_full+0x189/0x760 [ 89.987745] netlink_sendmsg+0x666/0xc50 [ 89.991799] ? nlmsg_notify+0x110/0x110 [ 89.995748] ? copy_msghdr_from_user+0x20b/0x3e0 [ 90.000492] ? selinux_socket_sendmsg+0x31/0x40 [ 90.005157] ? nlmsg_notify+0x110/0x110 [ 90.009192] sock_sendmsg+0xac/0xf0 [ 90.012792] ___sys_sendmsg+0x647/0x950 [ 90.016746] ? get_pid_task+0x80/0x110 [ 90.020627] ? lock_downgrade+0x860/0x860 [ 90.024761] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 90.029490] ? __fget+0x285/0x400 [ 90.032919] ? kasan_check_read+0x11/0x20 [ 90.037054] ? __fget+0x2a2/0x400 [ 90.040495] ? do_dup2+0x3f0/0x3f0 [ 90.044019] ? kernel_read+0x130/0x130 [ 90.047888] ? __f_unlock_pos+0xd/0x10 [ 90.051752] ? __fget_light+0x174/0x1e0 [ 90.055704] ? __fdget+0xe/0x10 [ 90.058961] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 90.064052] __sys_sendmsg+0xd9/0x180 [ 90.067832] ? __ia32_sys_shutdown+0x70/0x70 [ 90.072236] ? __sb_end_write+0xa4/0xd0 [ 90.076202] ? kasan_check_write+0x14/0x20 [ 90.080409] ? fput+0x18/0x120 [ 90.083579] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 90.088918] __x64_sys_sendmsg+0x73/0xb0 [ 90.092970] do_syscall_64+0xd0/0x4e0 [ 90.096761] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 90.101943] RIP: 0033:0x45cc79 [ 90.105116] Code: 2d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 90.124008] RSP: 002b:00007f95ef8d7c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 90.131709] RAX: ffffffffffffffda RBX: 000000000002c080 RCX: 000000000045cc79 [ 90.138956] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 90.146204] RBP: 00007f95ef8d7ca0 R08: 0000000000000000 R09: 0000000000000000 [ 90.153453] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016 [ 90.160714] R13: 00007ffd3436eaff R14: 00007f95ef8d89c0 R15: 000000000078bfac [ 90.169371] Kernel Offset: disabled [ 90.173001] Rebooting in 86400 seconds..