Warning: Permanently added '10.128.0.146' (ECDSA) to the list of known hosts. 2021/08/21 17:21:34 parsed 1 programs 2021/08/21 17:21:34 executed programs: 0 [ 44.049249][ T28] audit: type=1400 audit(1629566494.333:10): avc: denied { execmem } for pid=6115 comm="syz-executor.3" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 45.894410][ T6124] chnl_net:caif_netlink_parms(): no params data found [ 45.916986][ T6118] chnl_net:caif_netlink_parms(): no params data found [ 45.971182][ T6119] chnl_net:caif_netlink_parms(): no params data found [ 46.176236][ T6126] chnl_net:caif_netlink_parms(): no params data found [ 46.188092][ T6121] chnl_net:caif_netlink_parms(): no params data found [ 46.241876][ T6124] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.248931][ T6124] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.258112][ T6124] device bridge_slave_0 entered promiscuous mode [ 46.271437][ T6118] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.278580][ T6118] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.286732][ T6118] device bridge_slave_0 entered promiscuous mode [ 46.317538][ T6124] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.325254][ T6124] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.333625][ T6124] device bridge_slave_1 entered promiscuous mode [ 46.342291][ T6118] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.349322][ T6118] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.357281][ T6118] device bridge_slave_1 entered promiscuous mode [ 46.376200][ T6125] chnl_net:caif_netlink_parms(): no params data found [ 46.387253][ T6119] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.395236][ T6119] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.404040][ T6119] device bridge_slave_0 entered promiscuous mode [ 46.434433][ T6119] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.441679][ T6119] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.449311][ T6119] device bridge_slave_1 entered promiscuous mode [ 46.478428][ T6118] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 46.490945][ T6118] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 46.521387][ T6124] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 46.565296][ T6124] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 46.584640][ T6119] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 46.596276][ T6118] team0: Port device team_slave_0 added [ 46.626162][ T6119] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 46.636919][ T6118] team0: Port device team_slave_1 added [ 46.659079][ T6124] team0: Port device team_slave_0 added [ 46.694865][ T6121] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.701990][ T6121] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.709731][ T6121] device bridge_slave_0 entered promiscuous mode [ 46.725656][ T6124] team0: Port device team_slave_1 added [ 46.732532][ T6126] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.740366][ T6126] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.747995][ T6126] device bridge_slave_0 entered promiscuous mode [ 46.758781][ T6119] team0: Port device team_slave_0 added [ 46.771291][ T6118] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 46.778220][ T6118] 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. [ 46.804530][ T6118] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 46.816256][ T6121] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.826215][ T6121] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.835187][ T6121] device bridge_slave_1 entered promiscuous mode [ 46.853550][ T6125] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.861033][ T6125] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.868666][ T6125] device bridge_slave_0 entered promiscuous mode [ 46.876453][ T6126] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.885230][ T6126] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.894144][ T6126] device bridge_slave_1 entered promiscuous mode [ 46.902733][ T6119] team0: Port device team_slave_1 added [ 46.915895][ T6118] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 46.923056][ T6118] 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. [ 46.949436][ T6118] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 46.972038][ T6125] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.979093][ T6125] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.987957][ T6125] device bridge_slave_1 entered promiscuous mode [ 47.016535][ T6124] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 47.025448][ T6124] 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. [ 47.053400][ T6124] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 47.095881][ T6121] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 47.115515][ T6121] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 47.126465][ T6124] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 47.133624][ T6124] 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. [ 47.161462][ T6124] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 47.175936][ T6126] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 47.187468][ T6125] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 47.240946][ T6118] device hsr_slave_0 entered promiscuous mode [ 47.289683][ T6118] device hsr_slave_1 entered promiscuous mode [ 47.330100][ T6119] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 47.337043][ T6119] 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. [ 47.363574][ T6119] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 47.364926][ T3326] Bluetooth: hci4: command 0x0409 tx timeout [ 47.374876][ T3579] Bluetooth: hci1: command 0x0409 tx timeout [ 47.381960][ T3326] Bluetooth: hci2: command 0x0409 tx timeout [ 47.392992][ T3326] Bluetooth: hci5: command 0x0409 tx timeout [ 47.394362][ T6119] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 47.399051][ T3326] Bluetooth: hci0: command 0x0409 tx timeout [ 47.411377][ T3579] Bluetooth: hci3: command 0x0409 tx timeout [ 47.412563][ T6119] 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. [ 47.444148][ T6119] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 47.468744][ T6121] team0: Port device team_slave_0 added [ 47.475988][ T6126] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 47.486810][ T6125] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 47.510918][ T6121] team0: Port device team_slave_1 added [ 47.524952][ T6125] team0: Port device team_slave_0 added [ 47.567967][ T6125] team0: Port device team_slave_1 added [ 47.633338][ T6124] device hsr_slave_0 entered promiscuous mode [ 47.679378][ T6124] device hsr_slave_1 entered promiscuous mode [ 47.729125][ T6124] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 47.736897][ T6124] Cannot create hsr debugfs directory [ 47.750859][ T6126] team0: Port device team_slave_0 added [ 47.821464][ T6119] device hsr_slave_0 entered promiscuous mode [ 47.869259][ T6119] device hsr_slave_1 entered promiscuous mode [ 47.909113][ T6119] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 47.916674][ T6119] Cannot create hsr debugfs directory [ 47.924520][ T6126] team0: Port device team_slave_1 added [ 47.937642][ T6121] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 47.944700][ T6121] 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. [ 47.970900][ T6121] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 47.991948][ T6125] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 47.999668][ T6125] 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. [ 48.026361][ T6125] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 48.058003][ T6121] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 48.065543][ T6121] 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. [ 48.092873][ T6121] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 48.110585][ T6126] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 48.117527][ T6126] 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. [ 48.145552][ T6126] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 48.158190][ T6125] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 48.165724][ T6125] 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. [ 48.192240][ T6125] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 48.234981][ T6126] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 48.242742][ T6126] 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. [ 48.270314][ T6126] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 48.361692][ T6121] device hsr_slave_0 entered promiscuous mode [ 48.408945][ T6121] device hsr_slave_1 entered promiscuous mode [ 48.459260][ T6121] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 48.466868][ T6121] Cannot create hsr debugfs directory [ 48.570373][ T6125] device hsr_slave_0 entered promiscuous mode [ 48.608949][ T6125] device hsr_slave_1 entered promiscuous mode [ 48.678704][ T6125] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 48.686255][ T6125] Cannot create hsr debugfs directory [ 48.761434][ T6126] device hsr_slave_0 entered promiscuous mode [ 48.818821][ T6126] device hsr_slave_1 entered promiscuous mode [ 48.858548][ T6126] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 48.866112][ T6126] Cannot create hsr debugfs directory [ 49.094462][ T6118] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 49.144683][ T6118] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 49.215566][ T6118] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 49.253649][ T6118] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 49.379323][ T6124] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 49.418646][ T3579] Bluetooth: hci3: command 0x041b tx timeout [ 49.418673][ T5] Bluetooth: hci0: command 0x041b tx timeout [ 49.440911][ T6124] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 49.450045][ T5] Bluetooth: hci1: command 0x041b tx timeout [ 49.456076][ T5] Bluetooth: hci5: command 0x041b tx timeout [ 49.462847][ T5] Bluetooth: hci2: command 0x041b tx timeout [ 49.469746][ T5] Bluetooth: hci4: command 0x041b tx timeout [ 49.480462][ T6124] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 49.511478][ T6124] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 49.602460][ T6119] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 49.670814][ T6119] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 49.730989][ T6119] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 49.780200][ T6119] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 49.864882][ T6125] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 49.900480][ T6125] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 49.931687][ T6125] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 49.990024][ T6125] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 50.080730][ T6118] 8021q: adding VLAN 0 to HW filter on device bond0 [ 50.117572][ T6118] 8021q: adding VLAN 0 to HW filter on device team0 [ 50.124909][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 50.137797][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 50.199525][ T6124] 8021q: adding VLAN 0 to HW filter on device bond0 [ 50.207206][ T6121] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 50.256614][ T6119] 8021q: adding VLAN 0 to HW filter on device bond0 [ 50.267701][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 50.280891][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.290167][ T19] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.297351][ T19] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.309566][ T6121] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 50.339608][ T6121] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 50.396248][ T7417] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 50.404365][ T7417] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 50.413680][ T7417] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.422572][ T7417] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.429761][ T7417] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.437327][ T7417] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 50.446315][ T7417] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 50.461106][ T6121] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 50.548411][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 50.556085][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 50.564485][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 50.574081][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 50.585704][ T6119] 8021q: adding VLAN 0 to HW filter on device team0 [ 50.598484][ T6124] 8021q: adding VLAN 0 to HW filter on device team0 [ 50.633365][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 50.649289][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 50.657144][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 50.673328][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 50.683678][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 50.695792][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 50.705101][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 50.717215][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 50.726329][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 50.734885][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 50.743713][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.752181][ T49] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.759417][ T49] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.777591][ T6125] 8021q: adding VLAN 0 to HW filter on device bond0 [ 50.789615][ T6118] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 50.798356][ T6126] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 50.840302][ T6126] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 50.892783][ T6126] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 50.941272][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 50.949767][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 50.958748][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.967013][ T49] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.974135][ T49] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.981707][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 50.990352][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.998848][ T49] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.005933][ T49] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.013732][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 51.023072][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.043082][ T7387] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 51.051957][ T7387] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 51.061315][ T7387] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.068419][ T7387] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.079566][ T6126] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 51.168156][ T6125] 8021q: adding VLAN 0 to HW filter on device team0 [ 51.187234][ T6118] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 51.198308][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 51.206659][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 51.215592][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 51.225202][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 51.233194][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 51.241545][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 51.300359][ T7387] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 51.309893][ T7387] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 51.318253][ T7387] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 51.326577][ T7387] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 51.336726][ T7387] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 51.345865][ T7387] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 51.354464][ T7387] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.361562][ T7387] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.369409][ T7387] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 51.378322][ T7387] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 51.386643][ T7387] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.393817][ T7387] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.401491][ T7387] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 51.410129][ T7387] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 51.418818][ T7387] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 51.427152][ T7387] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 51.435639][ T7387] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 51.444177][ T7387] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 51.452637][ T7387] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 51.461109][ T7387] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 51.477199][ T7387] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 51.485084][ T7387] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.493358][ T7387] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 51.501424][ T7387] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 51.508225][ T3579] Bluetooth: hci3: command 0x040f tx timeout [ 51.509873][ T7387] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 51.523644][ T7387] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 51.532668][ T7387] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 51.541449][ T7387] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 51.550144][ T7387] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 51.564291][ T6121] 8021q: adding VLAN 0 to HW filter on device bond0 [ 51.575003][ T2470] Bluetooth: hci4: command 0x040f tx timeout [ 51.576342][ T6124] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 51.590590][ T2470] Bluetooth: hci2: command 0x040f tx timeout [ 51.593180][ T6124] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 51.598767][ T2470] Bluetooth: hci5: command 0x040f tx timeout [ 51.627206][ T2470] Bluetooth: hci1: command 0x040f tx timeout [ 51.630597][ T6119] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 51.634408][ T2470] Bluetooth: hci0: command 0x040f tx timeout [ 51.657162][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 51.666263][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 51.681374][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 51.692264][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 51.702018][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 51.713407][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 51.723532][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 51.734697][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 51.744789][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 51.756032][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 51.765825][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 51.780065][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 51.787898][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 51.795428][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 51.810282][ T6118] device veth0_vlan entered promiscuous mode [ 51.824802][ T6118] device veth1_vlan entered promiscuous mode [ 51.863788][ T6121] 8021q: adding VLAN 0 to HW filter on device team0 [ 51.883322][ T7432] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 51.891858][ T7432] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 51.900906][ T7432] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 51.909843][ T7432] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 51.917300][ T7432] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 51.925785][ T7432] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 51.938937][ T6119] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 51.943905][ T6124] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 51.959773][ T6125] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 51.979340][ T6125] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 52.008082][ T7432] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 52.015483][ T7432] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 52.023939][ T7432] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 52.033693][ T7432] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 52.042379][ T7432] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 52.051434][ T7432] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 52.060557][ T7432] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.067668][ T7432] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.075359][ T7432] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 52.084155][ T7432] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 52.092885][ T7432] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.100110][ T7432] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.107835][ T7432] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 52.116176][ T7432] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 52.169192][ T7432] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.176964][ T7432] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 52.186253][ T7432] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 52.194874][ T7432] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 52.202715][ T7432] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 52.210290][ T7432] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 52.218974][ T7432] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 52.226990][ T7432] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 52.235645][ T7432] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 52.244047][ T7432] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 52.252759][ T7432] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 52.261202][ T7432] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 52.269878][ T7432] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 52.278402][ T7432] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 52.286805][ T7432] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 52.298020][ T6119] device veth0_vlan entered promiscuous mode [ 52.308664][ T6118] device veth0_macvtap entered promiscuous mode [ 52.322027][ T6126] 8021q: adding VLAN 0 to HW filter on device bond0 [ 52.340476][ T6125] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 52.348996][ T7432] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 52.356720][ T7432] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 52.365626][ T7432] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 52.373780][ T7432] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 52.381979][ T7432] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 52.390618][ T7432] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 52.401278][ T6119] device veth1_vlan entered promiscuous mode [ 52.410735][ T6118] device veth1_macvtap entered promiscuous mode [ 52.424369][ T6124] device veth0_vlan entered promiscuous mode [ 52.460613][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 52.469268][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 52.477889][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 52.485636][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 52.493734][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 52.502168][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 52.512958][ T6121] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 52.526511][ T6124] device veth1_vlan entered promiscuous mode [ 52.540610][ T6126] 8021q: adding VLAN 0 to HW filter on device team0 [ 52.550090][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 52.563879][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 52.571852][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 52.585298][ T6119] device veth0_macvtap entered promiscuous mode [ 52.611720][ T6118] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 52.621568][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 52.630505][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 52.639765][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 52.648607][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 52.657016][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 52.666080][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 52.679094][ T6119] device veth1_macvtap entered promiscuous mode [ 52.699208][ T6118] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 52.712601][ T6118] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 52.721890][ T6118] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 52.730987][ T6118] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 52.740271][ T6118] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 52.760860][ T6124] device veth0_macvtap entered promiscuous mode [ 52.767928][ T7387] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 52.775707][ T7387] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 52.785845][ T7387] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 52.794697][ T7387] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.801819][ T7387] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.809584][ T7387] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 52.818965][ T7387] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 52.827716][ T7387] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.834765][ T7387] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.842763][ T7387] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 52.851656][ T7387] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 52.860378][ T7387] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 52.868336][ T7387] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 52.875721][ T7387] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 52.884668][ T7387] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 52.893497][ T7387] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 52.902400][ T7387] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 52.921663][ T7387] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.929523][ T7387] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 52.937855][ T7387] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 52.946864][ T7387] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 52.969694][ T6124] device veth1_macvtap entered promiscuous mode [ 52.981294][ T6119] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 52.992624][ T6119] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 53.004548][ T6119] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 53.033807][ T6124] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 53.045014][ T6124] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 53.058069][ T6124] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 53.069817][ T6124] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 53.081114][ T6124] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 53.090567][ T7405] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 53.099851][ T7405] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 53.109222][ T7405] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 53.118068][ T7405] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 53.126542][ T7405] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 53.135609][ T7405] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 53.144481][ T7405] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 53.155880][ T6125] device veth0_vlan entered promiscuous mode [ 53.166631][ T6121] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 53.187414][ T6119] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 53.198641][ T6119] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 53.210367][ T6119] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 53.225856][ T6124] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 53.237506][ T6124] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 53.248264][ T6124] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 53.260332][ T6124] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 53.271836][ T6124] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 53.279430][ T7405] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 53.287686][ T7405] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 53.295692][ T7405] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 53.304240][ T7405] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 53.312993][ T7405] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 53.322124][ T7405] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 53.330794][ T7405] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 53.339836][ T7405] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 53.348797][ T7405] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 53.358673][ T7405] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 53.366331][ T7405] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 53.391789][ T6119] netdevsim netdevsim3 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 53.404288][ T6119] netdevsim netdevsim3 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 53.414968][ T6119] netdevsim netdevsim3 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 53.425066][ T6119] netdevsim netdevsim3 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 53.445802][ T6124] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 53.455257][ T6124] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 53.470358][ T6124] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 53.479345][ T6124] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 53.505720][ T6125] device veth1_vlan entered promiscuous mode [ 53.526685][ T3527] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 53.535050][ T3527] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 53.562050][ T3527] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 53.587270][ T3527] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 53.596304][ T6126] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 53.611530][ T3527] Bluetooth: hci3: command 0x0419 tx timeout 2021/08/21 17:21:43 executed programs: 6 [ 53.635529][ T7449] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 53.657498][ T3527] Bluetooth: hci1: command 0x0419 tx timeout [ 53.663539][ T3527] Bluetooth: hci5: command 0x0419 tx timeout [ 53.679371][ T3527] Bluetooth: hci2: command 0x0419 tx timeout [ 53.685822][ T3527] Bluetooth: hci4: command 0x0419 tx timeout [ 53.706328][ T6125] device veth0_macvtap entered promiscuous mode [ 53.731231][ T7431] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 53.739475][ T7431] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 53.748497][ T7431] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 53.757275][ T7431] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 53.769182][ T6126] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 53.777213][ T7431] Bluetooth: hci0: command 0x0419 tx timeout [ 53.784658][ T7451] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 53.811651][ T6125] device veth1_macvtap entered promiscuous mode [ 53.835001][ T7405] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 53.852803][ T7405] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 53.894630][ T7432] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 53.904834][ T7432] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 53.919103][ T7458] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 53.944346][ T6125] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 53.964872][ T6125] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 53.975677][ T6125] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 54.006525][ T6125] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 54.026156][ T6125] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 54.036792][ T6125] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 54.053073][ T6125] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 54.080793][ T7387] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 54.096017][ T7387] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 54.105002][ T7387] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 54.118388][ T7387] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 54.130965][ T7459] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 54.150345][ T7467] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 54.191084][ T6126] device veth0_vlan entered promiscuous mode [ 54.212495][ T6125] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 54.226876][ T6125] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 54.244497][ T6125] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 54.262632][ T6125] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 54.275008][ T6125] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 54.290026][ T6125] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 54.315497][ T6125] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 54.354665][ T7403] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 54.369204][ T7403] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 54.378201][ T7403] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 54.386498][ T7403] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 54.395934][ T7403] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 54.404982][ T7403] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 54.418323][ T6121] device veth0_vlan entered promiscuous mode [ 54.428182][ T7477] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 54.438786][ T7479] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 54.519319][ T7482] FAULT_INJECTION: forcing a failure. [ 54.519319][ T7482] name failslab, interval 1, probability 0, space 0, times 1 [ 54.532191][ T7482] CPU: 0 PID: 7482 Comm: syz-executor.0 Not tainted 5.14.0-rc6-syzkaller #0 [ 54.540852][ T7482] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.550887][ T7482] Call Trace: [ 54.554147][ T7482] dump_stack_lvl+0xbd/0xe2 [ 54.558812][ T7482] should_fail.cold+0x5/0xa [ 54.563292][ T7482] should_failslab+0x5/0x10 [ 54.567952][ T7482] kmem_cache_alloc_node+0x60/0x540 [ 54.573123][ T7482] ? rt6_nlmsg_size+0x136/0x1d0 [ 54.578057][ T7482] __alloc_skb+0x153/0x280 [ 54.582453][ T7482] inet6_rt_notify+0xd1/0x270 [ 54.587118][ T7482] fib6_del+0xccc/0x14e0 [ 54.591355][ T7482] ? fib6_locate+0xd0/0xd0 [ 54.595858][ T7482] ? lock_is_held_type+0xd9/0x130 [ 54.600973][ T7482] ? lock_chain_count+0x20/0x20 [ 54.605837][ T7482] ? lock_release+0x424/0x7e0 [ 54.610490][ T7482] fib6_clean_node+0x2f7/0x4a0 [ 54.615229][ T7482] ? find_held_lock+0x2d/0x110 [ 54.619967][ T7482] ? fib6_del+0x14e0/0x14e0 [ 54.624448][ T7482] fib6_walk_continue+0x33c/0x720 [ 54.629448][ T7482] ? fib6_walk+0x160/0x330 [ 54.633850][ T7482] ? lockdep_hardirqs_on+0x54/0x100 [ 54.639036][ T7482] fib6_walk+0x168/0x330 [ 54.643253][ T7482] fib6_clean_tree+0xaa/0xe0 [ 54.647816][ T7482] ? fib6_walk+0x330/0x330 [ 54.652204][ T7482] ? preempt_schedule_thunk+0x16/0x18 [ 54.657549][ T7482] ? fib6_del+0x14e0/0x14e0 [ 54.662133][ T7482] ? rwlock_bug.part.0+0x90/0x90 [ 54.667042][ T7482] ? fib6_ifup+0x260/0x260 [ 54.671541][ T7482] __fib6_clean_all+0xd8/0x1e0 [ 54.676282][ T7482] ? fib6_ifup+0x260/0x260 [ 54.680675][ T7482] rt6_disable_ip+0x5c0/0x6b0 [ 54.685327][ T7482] ? __lock_acquire+0x159d/0x52b0 [ 54.690324][ T7482] ? rt6_sync_down_dev+0x120/0x120 [ 54.695414][ T7482] ? mark_lock+0xf0/0x15f0 [ 54.699812][ T7482] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 54.705161][ T7482] ? lock_chain_count+0x20/0x20 [ 54.709989][ T7482] ? add_addr+0x2c0/0x2c0 [ 54.714292][ T7482] ? check_preemption_disabled+0x36/0xd0 [ 54.719896][ T7482] ? lock_is_held_type+0xfa/0x130 [ 54.724897][ T7482] addrconf_notify+0x44f/0x1d40 [ 54.729720][ T7482] ? mark_held_locks+0x9f/0xe0 [ 54.734458][ T7482] ? check_preemption_disabled+0x36/0xd0 [ 54.740062][ T7482] ? tls_device_sk_destruct+0x610/0x610 [ 54.745584][ T7482] ? clusterip_netdev_event+0x34e/0x550 [ 54.751122][ T7482] ? inet6_ifinfo_notify+0x100/0x100 [ 54.756386][ T7482] ? __local_bh_enable_ip+0x11f/0x220 [ 54.761731][ T7482] ? clusterip_netdev_event+0x34e/0x550 [ 54.767303][ T7482] notifier_call_chain+0x94/0x170 [ 54.772307][ T7482] dev_close_many+0x28c/0x560 [ 54.776962][ T7482] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 54.783009][ T7482] __dev_change_net_namespace+0xb88/0x1120 [ 54.788791][ T7482] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 54.794510][ T7482] ? check_preemption_disabled+0x36/0xd0 [ 54.800125][ T7482] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 54.805314][ T7482] ? security_capable+0x4c/0x90 [ 54.810154][ T7482] ? ns_capable+0x4c/0xc0 [ 54.814458][ T7482] do_setlink+0x1d3/0x2cb0 [ 54.818849][ T7482] ? mark_lock+0xf0/0x15f0 [ 54.823240][ T7482] ? rtnetlink_put_metrics+0x480/0x480 [ 54.828668][ T7482] ? lock_chain_count+0x20/0x20 [ 54.833493][ T7482] ? mark_lock+0xf0/0x15f0 [ 54.837889][ T7482] ? lock_chain_count+0x20/0x20 [ 54.842717][ T7482] ? memset+0x20/0x40 [ 54.846679][ T7482] ? __nla_validate_parse+0xb2/0x1fd0 [ 54.852029][ T7482] ? lock_chain_count+0x20/0x20 [ 54.856857][ T7482] ? nla_get_range_signed+0x540/0x540 [ 54.862210][ T7482] ? __lock_acquire+0xbe2/0x52b0 [ 54.867125][ T7482] __rtnl_newlink+0xaca/0x13b0 [ 54.871868][ T7482] ? lock_is_held_type+0xfa/0x130 [ 54.876870][ T7482] ? rtnl_setlink+0x330/0x330 [ 54.881525][ T7482] ? check_preemption_disabled+0x36/0xd0 [ 54.887131][ T7482] ? lock_release+0x424/0x7e0 [ 54.891792][ T7482] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 54.897835][ T7482] ? is_bpf_text_address+0x65/0xe0 [ 54.902975][ T7482] ? kernel_text_address+0xbd/0xf0 [ 54.908067][ T7482] ? __kernel_text_address+0x9/0x30 [ 54.913243][ T7482] ? unwind_get_return_address+0x51/0x90 [ 54.918847][ T7482] ? create_prof_cpu_mask+0x20/0x20 [ 54.924018][ T7482] ? arch_stack_walk+0x93/0xe0 [ 54.928766][ T7482] ? stack_trace_save+0x8c/0xc0 [ 54.933590][ T7482] ? stack_trace_consume_entry+0x160/0x160 [ 54.939392][ T7482] ? fs_reclaim_release+0x9c/0xf0 [ 54.944392][ T7482] ? lock_is_held_type+0xfa/0x130 [ 54.949387][ T7482] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 54.954904][ T7482] ? trace_kmalloc+0x32/0xf0 [ 54.959461][ T7482] ? kmem_cache_alloc_trace+0x20b/0x440 [ 54.964979][ T7482] rtnl_newlink+0x5a/0x90 [ 54.969293][ T7482] rtnetlink_rcv_msg+0x31d/0x8d0 [ 54.974207][ T7482] ? __dev_queue_xmit+0x1531/0x2d80 [ 54.979384][ T7482] ? rtnl_newlink+0x90/0x90 [ 54.983868][ T7482] ? check_preemption_disabled+0x36/0xd0 [ 54.989473][ T7482] ? netdev_core_pick_tx+0x290/0x290 [ 54.994731][ T7482] ? lock_acquire+0x160/0x5d0 [ 54.999388][ T7482] netlink_rcv_skb+0x118/0x370 [ 55.004127][ T7482] ? rtnl_newlink+0x90/0x90 [ 55.008613][ T7482] ? netlink_ack+0x930/0x930 [ 55.013200][ T7482] ? netlink_deliver_tap+0x130/0x9a0 [ 55.018474][ T7482] netlink_unicast+0x42e/0x700 [ 55.023221][ T7482] ? netlink_attachskb+0x750/0x750 [ 55.028300][ T7482] ? __build_skb_around+0x1f3/0x2b0 [ 55.033478][ T7482] netlink_sendmsg+0x704/0xbf0 [ 55.038217][ T7482] ? netlink_unicast+0x700/0x700 [ 55.043151][ T7482] ? netlink_unicast+0x700/0x700 [ 55.048065][ T7482] sock_sendmsg+0xab/0xe0 [ 55.052370][ T7482] ____sys_sendmsg+0x5bf/0x7a0 [ 55.057123][ T7482] ? kernel_sendmsg+0x30/0x30 [ 55.061774][ T7482] ? do_recvmmsg+0x550/0x550 [ 55.066351][ T7482] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 55.072308][ T7482] ___sys_sendmsg+0xd3/0x150 [ 55.076904][ T7482] ? sendmsg_copy_msghdr+0x110/0x110 [ 55.082175][ T7482] ? find_held_lock+0x2d/0x110 [ 55.086919][ T7482] ? check_preemption_disabled+0x36/0xd0 [ 55.092534][ T7482] ? lock_release+0x424/0x7e0 [ 55.097183][ T7482] ? __fget_files+0x17c/0x2e0 [ 55.101830][ T7482] ? lock_downgrade+0x7b0/0x7b0 [ 55.106673][ T7482] ? find_held_lock+0x2d/0x110 [ 55.111424][ T7482] ? check_preemption_disabled+0x36/0xd0 [ 55.117034][ T7482] ? lock_is_held_type+0xfa/0x130 [ 55.122045][ T7482] ? __fget_files+0x194/0x2e0 [ 55.126699][ T7482] ? __fget_light+0xbe/0x220 [ 55.131261][ T7482] __sys_sendmsg+0xb2/0x140 [ 55.135908][ T7482] ? __sys_sendmsg_sock+0x10/0x10 [ 55.140908][ T7482] ? check_preemption_disabled+0x36/0xd0 [ 55.146525][ T7482] ? syscall_enter_from_user_mode+0x1d/0x60 [ 55.152398][ T7482] ? lockdep_hardirqs_on+0x54/0x100 [ 55.157571][ T7482] do_syscall_64+0x35/0xb0 [ 55.162069][ T7482] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 55.167941][ T7482] RIP: 0033:0x464d29 [ 55.171806][ T7482] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 55.191555][ T7482] RSP: 002b:00007feff773d188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 55.199940][ T7482] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 55.208072][ T7482] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 55.216015][ T7482] RBP: 00007feff773d1d0 R08: 0000000000000000 R09: 0000000000000000 [ 55.223959][ T7482] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 55.231907][ T7482] R13: 00007ffc9f3c6c4f R14: 00007feff773d300 R15: 0000000000022000 [ 55.491996][ T7484] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 55.504342][ T7482] syz-executor.0 (7482) used greatest stack depth: 22352 bytes left [ 55.514383][ T6125] netdevsim netdevsim5 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 55.542269][ T6125] netdevsim netdevsim5 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 55.563988][ T6125] netdevsim netdevsim5 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 55.603239][ T6125] netdevsim netdevsim5 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 55.631927][ T6126] device veth1_vlan entered promiscuous mode [ 55.657943][ T7418] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 55.665750][ T7418] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 55.676401][ T7418] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 55.684697][ T7418] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 55.693558][ T7418] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 55.712791][ T7506] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 55.737142][ T7509] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 55.755082][ T6121] device veth1_vlan entered promiscuous mode [ 55.896707][ T7419] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 55.905134][ T7419] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 55.975449][ T6126] device veth0_macvtap entered promiscuous mode [ 55.996004][ T3527] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 56.008619][ T3527] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 56.034079][ T3527] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 56.064070][ T6121] device veth0_macvtap entered promiscuous mode [ 56.081671][ T6126] device veth1_macvtap entered promiscuous mode [ 56.120319][ T6121] device veth1_macvtap entered promiscuous mode [ 56.153102][ T6121] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 56.175956][ T6121] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 56.189665][ T6121] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 56.202264][ T6121] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 56.212590][ T6121] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 56.225494][ T6121] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 56.236207][ T6121] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 56.247550][ T6121] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 56.259697][ T6121] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 56.275665][ T6126] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 56.287516][ T6126] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 56.301249][ T6126] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 56.313109][ T6126] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 56.323100][ T6126] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 56.333896][ T6126] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 56.344298][ T6126] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 56.354997][ T6126] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 56.365542][ T6126] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 56.376853][ T6126] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 56.390003][ T6126] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 56.397967][ T7419] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 56.405754][ T7419] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 56.414359][ T7419] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 56.423262][ T7419] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 56.432358][ T7419] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 56.441687][ T7419] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 56.450640][ T7419] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 56.461784][ T6121] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 56.472597][ T6121] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 56.483064][ T6121] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 56.494115][ T6121] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 56.504583][ T6121] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 56.515192][ T6121] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 56.525400][ T6121] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 56.542088][ T6121] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 56.557297][ T6121] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 56.565369][ T3527] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 56.575147][ T3527] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 56.585843][ T6126] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 56.597265][ T6126] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 56.607829][ T6126] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 56.620105][ T6126] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 56.630603][ T6126] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 56.641505][ T6126] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 56.651479][ T6126] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 56.662163][ T6126] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 56.675080][ T6126] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 56.685637][ T6126] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 56.698505][ T6126] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 56.709284][ T6126] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 56.720035][ T6126] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 56.728934][ T6126] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 56.737719][ T6126] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 56.749102][ T7417] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 56.758876][ T7417] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 56.769180][ T6121] netdevsim netdevsim4 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 56.783802][ T6121] netdevsim netdevsim4 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 56.793133][ T6121] netdevsim netdevsim4 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 56.802202][ T6121] netdevsim netdevsim4 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 57.262973][ T7547] FAULT_INJECTION: forcing a failure. [ 57.262973][ T7547] name failslab, interval 1, probability 0, space 0, times 0 [ 57.276524][ T7547] CPU: 0 PID: 7547 Comm: syz-executor.0 Not tainted 5.14.0-rc6-syzkaller #0 [ 57.285200][ T7547] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.295282][ T7547] Call Trace: [ 57.298557][ T7547] dump_stack_lvl+0xbd/0xe2 [ 57.303046][ T7547] should_fail.cold+0x5/0xa [ 57.307533][ T7547] should_failslab+0x5/0x10 [ 57.312015][ T7547] kmem_cache_alloc_node+0x60/0x540 [ 57.317198][ T7547] __alloc_skb+0x153/0x280 [ 57.321607][ T7547] inet6_netconf_notify_devconf+0x5a/0xf0 [ 57.327321][ T7547] addrconf_sysctl_unregister+0x127/0x1b0 [ 57.333021][ T7547] addrconf_ifdown.isra.0+0xb74/0x10e0 [ 57.338462][ T7547] ? add_addr+0x2c0/0x2c0 [ 57.342774][ T7547] ? check_preemption_disabled+0x36/0xd0 [ 57.348399][ T7547] ? lock_is_held_type+0xfa/0x130 [ 57.353407][ T7547] addrconf_notify+0x44f/0x1d40 [ 57.358241][ T7547] ? mark_held_locks+0x9f/0xe0 [ 57.362997][ T7547] ? check_preemption_disabled+0x36/0xd0 [ 57.368638][ T7547] ? tls_device_sk_destruct+0x610/0x610 [ 57.374173][ T7547] ? clusterip_netdev_event+0x34e/0x550 [ 57.379708][ T7547] ? inet6_ifinfo_notify+0x100/0x100 [ 57.384984][ T7547] ? __local_bh_enable_ip+0x11f/0x220 [ 57.390335][ T7547] ? clusterip_netdev_event+0x34e/0x550 [ 57.395884][ T7547] notifier_call_chain+0x94/0x170 [ 57.400894][ T7547] __dev_change_net_namespace+0x373/0x1120 [ 57.406695][ T7547] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 57.412320][ T7547] ? check_preemption_disabled+0x36/0xd0 [ 57.417937][ T7547] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 57.423125][ T7547] ? security_capable+0x4c/0x90 [ 57.427969][ T7547] ? ns_capable+0x4c/0xc0 [ 57.432278][ T7547] do_setlink+0x1d3/0x2cb0 [ 57.436672][ T7547] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 57.442721][ T7547] ? __lock_acquire+0x159d/0x52b0 [ 57.447724][ T7547] ? rtnetlink_put_metrics+0x480/0x480 [ 57.453165][ T7547] ? mark_lock+0xf0/0x15f0 [ 57.457580][ T7547] ? mark_lock+0xf0/0x15f0 [ 57.461989][ T7547] ? __lock_acquire+0xbe2/0x52b0 [ 57.466945][ T7547] ? lock_chain_count+0x20/0x20 [ 57.471777][ T7547] ? memset+0x20/0x40 [ 57.475742][ T7547] ? __nla_validate_parse+0xb2/0x1fd0 [ 57.481102][ T7547] ? __lock_acquire+0xbe2/0x52b0 [ 57.486036][ T7547] ? nla_get_range_signed+0x540/0x540 [ 57.491397][ T7547] ? __lock_acquire+0xbe2/0x52b0 [ 57.496468][ T7547] __rtnl_newlink+0xaca/0x13b0 [ 57.501216][ T7547] ? lock_chain_count+0x13/0x20 [ 57.506065][ T7547] ? lock_is_held_type+0xfa/0x130 [ 57.511081][ T7547] ? rtnl_setlink+0x330/0x330 [ 57.515869][ T7547] ? check_preemption_disabled+0x36/0xd0 [ 57.521574][ T7547] ? lock_release+0x424/0x7e0 [ 57.526247][ T7547] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 57.532392][ T7547] ? is_bpf_text_address+0x65/0xe0 [ 57.537502][ T7547] ? kernel_text_address+0xbd/0xf0 [ 57.542603][ T7547] ? __kernel_text_address+0x9/0x30 [ 57.547891][ T7547] ? unwind_get_return_address+0x51/0x90 [ 57.553590][ T7547] ? create_prof_cpu_mask+0x20/0x20 [ 57.558774][ T7547] ? arch_stack_walk+0x93/0xe0 [ 57.563534][ T7547] ? stack_trace_save+0x8c/0xc0 [ 57.568454][ T7547] ? stack_trace_consume_entry+0x160/0x160 [ 57.574312][ T7547] ? fs_reclaim_release+0x9c/0xf0 [ 57.579328][ T7547] ? lock_is_held_type+0xfa/0x130 [ 57.584339][ T7547] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 57.589877][ T7547] ? trace_kmalloc+0x32/0xf0 [ 57.594459][ T7547] ? kmem_cache_alloc_trace+0x20b/0x440 [ 57.600002][ T7547] rtnl_newlink+0x5a/0x90 [ 57.604326][ T7547] rtnetlink_rcv_msg+0x31d/0x8d0 [ 57.609254][ T7547] ? __dev_queue_xmit+0x1531/0x2d80 [ 57.614439][ T7547] ? rtnl_newlink+0x90/0x90 [ 57.618940][ T7547] ? check_preemption_disabled+0x36/0xd0 [ 57.624564][ T7547] ? netdev_core_pick_tx+0x290/0x290 [ 57.629953][ T7547] ? lock_acquire+0x160/0x5d0 [ 57.634656][ T7547] netlink_rcv_skb+0x118/0x370 [ 57.639446][ T7547] ? rtnl_newlink+0x90/0x90 [ 57.643938][ T7547] ? netlink_ack+0x930/0x930 [ 57.648512][ T7547] ? netlink_deliver_tap+0x130/0x9a0 [ 57.653880][ T7547] netlink_unicast+0x42e/0x700 [ 57.658636][ T7547] ? netlink_attachskb+0x750/0x750 [ 57.663730][ T7547] ? __build_skb_around+0x1f3/0x2b0 [ 57.668964][ T7547] netlink_sendmsg+0x704/0xbf0 [ 57.673723][ T7547] ? netlink_unicast+0x700/0x700 [ 57.678654][ T7547] ? netlink_unicast+0x700/0x700 [ 57.683571][ T7547] sock_sendmsg+0xab/0xe0 [ 57.687997][ T7547] ____sys_sendmsg+0x5bf/0x7a0 [ 57.692851][ T7547] ? kernel_sendmsg+0x30/0x30 [ 57.697602][ T7547] ? do_recvmmsg+0x550/0x550 [ 57.702167][ T7547] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 57.708131][ T7547] ___sys_sendmsg+0xd3/0x150 [ 57.712703][ T7547] ? sendmsg_copy_msghdr+0x110/0x110 [ 57.717960][ T7547] ? find_held_lock+0x2d/0x110 [ 57.722703][ T7547] ? check_preemption_disabled+0x36/0xd0 [ 57.728310][ T7547] ? lock_release+0x424/0x7e0 [ 57.732970][ T7547] ? __fget_files+0x17c/0x2e0 [ 57.737644][ T7547] ? lock_downgrade+0x7b0/0x7b0 [ 57.742491][ T7547] ? find_held_lock+0x2d/0x110 [ 57.747233][ T7547] ? check_preemption_disabled+0x36/0xd0 [ 57.753019][ T7547] ? lock_is_held_type+0xfa/0x130 [ 57.758043][ T7547] ? __fget_files+0x194/0x2e0 [ 57.762719][ T7547] ? __fget_light+0xbe/0x220 [ 57.767305][ T7547] __sys_sendmsg+0xb2/0x140 [ 57.771794][ T7547] ? __sys_sendmsg_sock+0x10/0x10 [ 57.776938][ T7547] ? check_preemption_disabled+0x36/0xd0 [ 57.782559][ T7547] ? syscall_enter_from_user_mode+0x1d/0x60 [ 57.788441][ T7547] ? lockdep_hardirqs_on+0x54/0x100 [ 57.793623][ T7547] do_syscall_64+0x35/0xb0 [ 57.798246][ T7547] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 57.804137][ T7547] RIP: 0033:0x464d29 [ 57.808023][ T7547] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 57.827607][ T7547] RSP: 002b:00007feff777f188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 57.836002][ T7547] RAX: ffffffffffffffda RBX: 000000000055cf00 RCX: 0000000000464d29 [ 57.843957][ T7547] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 57.851907][ T7547] RBP: 00007feff777f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 57.859863][ T7547] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 57.867812][ T7547] R13: 00007ffc9f3c6c4f R14: 00007feff777f300 R15: 0000000000022000 [ 57.987684][ T7547] A link change request failed with some changes committed already. Interface caif0 may have been left with an inconsistent configuration, please check. [ 58.235959][ T7565] FAULT_INJECTION: forcing a failure. [ 58.235959][ T7565] name failslab, interval 1, probability 0, space 0, times 0 [ 58.249010][ T7565] CPU: 0 PID: 7565 Comm: syz-executor.3 Not tainted 5.14.0-rc6-syzkaller #0 [ 58.257669][ T7565] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.267711][ T7565] Call Trace: [ 58.270980][ T7565] dump_stack_lvl+0xbd/0xe2 [ 58.275462][ T7565] should_fail.cold+0x5/0xa [ 58.279949][ T7565] should_failslab+0x5/0x10 [ 58.284438][ T7565] kmem_cache_alloc_node_trace+0x66/0x570 [ 58.290140][ T7565] __kmalloc_node_track_caller+0x38/0x60 [ 58.295746][ T7565] pskb_expand_head+0x11f/0xec0 [ 58.300570][ T7565] ? lock_is_held_type+0xfa/0x130 [ 58.305576][ T7565] ? rtnl_fill_vf+0x370/0x370 [ 58.310238][ T7565] ? kmem_cache_alloc_node_trace+0x3d0/0x570 [ 58.316189][ T7565] netlink_trim+0x18f/0x1f0 [ 58.320665][ T7565] netlink_broadcast_filtered+0x58/0xac0 [ 58.326270][ T7565] ? rtmsg_ifinfo_build_skb+0xc3/0x160 [ 58.331708][ T7565] nlmsg_notify+0x60/0x1b0 [ 58.336098][ T7565] __dev_change_net_namespace+0x3ee/0x1120 [ 58.341890][ T7565] ? check_preemption_disabled+0x36/0xd0 [ 58.347497][ T7565] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 58.352689][ T7565] ? security_capable+0x4c/0x90 [ 58.357514][ T7565] ? ns_capable+0x4c/0xc0 [ 58.361838][ T7565] do_setlink+0x1d3/0x2cb0 [ 58.366248][ T7565] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 58.372227][ T7565] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 58.378181][ T7565] ? rtnetlink_put_metrics+0x480/0x480 [ 58.383612][ T7565] ? mark_lock+0xf0/0x15f0 [ 58.388004][ T7565] ? mark_lock+0xf0/0x15f0 [ 58.392394][ T7565] ? __lock_acquire+0x159d/0x52b0 [ 58.397395][ T7565] ? lock_chain_count+0x20/0x20 [ 58.402241][ T7565] ? memset+0x20/0x40 [ 58.406206][ T7565] ? __nla_validate_parse+0xb2/0x1fd0 [ 58.411551][ T7565] ? lock_chain_count+0x20/0x20 [ 58.416463][ T7565] ? nla_get_range_signed+0x540/0x540 [ 58.421808][ T7565] ? __lock_acquire+0xbe2/0x52b0 [ 58.426738][ T7565] __rtnl_newlink+0xaca/0x13b0 [ 58.431494][ T7565] ? lock_is_held_type+0xfa/0x130 [ 58.436496][ T7565] ? rtnl_setlink+0x330/0x330 [ 58.441148][ T7565] ? check_preemption_disabled+0x36/0xd0 [ 58.446772][ T7565] ? lock_release+0x424/0x7e0 [ 58.451453][ T7565] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 58.457589][ T7565] ? is_bpf_text_address+0x65/0xe0 [ 58.462675][ T7565] ? kernel_text_address+0xbd/0xf0 [ 58.467760][ T7565] ? __kernel_text_address+0x9/0x30 [ 58.472936][ T7565] ? unwind_get_return_address+0x51/0x90 [ 58.478541][ T7565] ? create_prof_cpu_mask+0x20/0x20 [ 58.483717][ T7565] ? arch_stack_walk+0x93/0xe0 [ 58.488467][ T7565] ? stack_trace_save+0x8c/0xc0 [ 58.493319][ T7565] ? stack_trace_consume_entry+0x160/0x160 [ 58.499134][ T7565] ? fs_reclaim_release+0x9c/0xf0 [ 58.504168][ T7565] ? lock_is_held_type+0xfa/0x130 [ 58.509178][ T7565] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 58.514725][ T7565] ? trace_kmalloc+0x32/0xf0 [ 58.519293][ T7565] ? kmem_cache_alloc_trace+0x20b/0x440 [ 58.524836][ T7565] rtnl_newlink+0x5a/0x90 [ 58.529142][ T7565] rtnetlink_rcv_msg+0x31d/0x8d0 [ 58.534058][ T7565] ? __dev_queue_xmit+0x1531/0x2d80 [ 58.539231][ T7565] ? rtnl_newlink+0x90/0x90 [ 58.543712][ T7565] ? check_preemption_disabled+0x36/0xd0 [ 58.549324][ T7565] ? netdev_core_pick_tx+0x290/0x290 [ 58.554589][ T7565] ? lock_acquire+0x160/0x5d0 [ 58.559246][ T7565] netlink_rcv_skb+0x118/0x370 [ 58.564006][ T7565] ? rtnl_newlink+0x90/0x90 [ 58.568483][ T7565] ? netlink_ack+0x930/0x930 [ 58.573048][ T7565] ? netlink_deliver_tap+0x130/0x9a0 [ 58.578325][ T7565] netlink_unicast+0x42e/0x700 [ 58.583069][ T7565] ? netlink_attachskb+0x750/0x750 [ 58.588155][ T7565] ? __build_skb_around+0x1f3/0x2b0 [ 58.593341][ T7565] netlink_sendmsg+0x704/0xbf0 [ 58.598140][ T7565] ? netlink_unicast+0x700/0x700 [ 58.603059][ T7565] ? netlink_unicast+0x700/0x700 [ 58.608085][ T7565] sock_sendmsg+0xab/0xe0 [ 58.612496][ T7565] ____sys_sendmsg+0x5bf/0x7a0 [ 58.617240][ T7565] ? kernel_sendmsg+0x30/0x30 [ 58.621939][ T7565] ? do_recvmmsg+0x550/0x550 [ 58.626502][ T7565] ? lockdep_hardirqs_on_prepare+0x17b/0x450 [ 58.632544][ T7565] ? lockdep_hardirqs_on+0x54/0x100 [ 58.637720][ T7565] ? finish_task_switch.isra.0+0x224/0x980 [ 58.643505][ T7565] ___sys_sendmsg+0xd3/0x150 [ 58.648066][ T7565] ? sendmsg_copy_msghdr+0x110/0x110 [ 58.653322][ T7565] ? io_schedule_timeout+0x140/0x140 [ 58.658597][ T7565] ? preempt_schedule_irq+0xf6/0x130 [ 58.663865][ T7565] ? lockdep_hardirqs_off+0x9a/0xd0 [ 58.669044][ T7565] ? check_preemption_disabled+0x36/0xd0 [ 58.674677][ T7565] ? check_preemption_disabled+0x36/0xd0 [ 58.680289][ T7565] ? asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 58.686416][ T7565] ? lockdep_hardirqs_on+0x54/0x100 [ 58.691604][ T7565] ? asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 58.697743][ T7565] ? sockfd_lookup_light+0x83/0x170 [ 58.702939][ T7565] __sys_sendmsg+0xb2/0x140 [ 58.707420][ T7565] ? __sys_sendmsg_sock+0x10/0x10 [ 58.712425][ T7565] ? check_preemption_disabled+0x36/0xd0 [ 58.718030][ T7565] ? syscall_enter_from_user_mode+0x1d/0x60 [ 58.723899][ T7565] ? lockdep_hardirqs_on+0x54/0x100 [ 58.729071][ T7565] do_syscall_64+0x35/0xb0 [ 58.733459][ T7565] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 58.739326][ T7565] RIP: 0033:0x464d29 [ 58.743195][ T7565] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 58.762794][ T7565] RSP: 002b:00007fc21f376188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 58.771181][ T7565] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 58.779127][ T7565] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 58.787075][ T7565] RBP: 00007fc21f3761d0 R08: 0000000000000000 R09: 0000000000000000 [ 58.795037][ T7565] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 58.802993][ T7565] R13: 00007ffd90ed09ef R14: 00007fc21f376300 R15: 0000000000022000 2021/08/21 17:21:49 executed programs: 24 [ 58.831455][ T7565] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 58.892559][ T7579] __nla_validate_parse: 11 callbacks suppressed [ 58.892567][ T7579] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 58.929805][ T7580] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 58.962953][ T7582] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 59.215914][ T7586] FAULT_INJECTION: forcing a failure. [ 59.215914][ T7586] name failslab, interval 1, probability 0, space 0, times 0 [ 59.238399][ T7586] CPU: 0 PID: 7586 Comm: syz-executor.0 Not tainted 5.14.0-rc6-syzkaller #0 [ 59.247079][ T7586] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.257128][ T7586] Call Trace: [ 59.260405][ T7586] dump_stack_lvl+0xbd/0xe2 [ 59.264912][ T7586] should_fail.cold+0x5/0xa [ 59.269410][ T7586] should_failslab+0x5/0x10 [ 59.273903][ T7586] kmem_cache_alloc_node_trace+0x66/0x570 [ 59.279666][ T7586] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 59.285316][ T7586] __kmalloc_node_track_caller+0x38/0x60 [ 59.290992][ T7586] __alloc_skb+0x8b/0x280 [ 59.295309][ T7586] alloc_uevent_skb+0x76/0x200 [ 59.300049][ T7586] kobject_uevent_env+0xc42/0xf30 [ 59.305049][ T7586] ? check_preemption_disabled+0x36/0xd0 [ 59.310655][ T7586] ? __local_bh_enable_ip+0x11f/0x220 [ 59.316165][ T7586] ? __dev_change_net_namespace+0x3fe/0x1120 [ 59.322129][ T7586] ? lockdep_hardirqs_on+0x54/0x100 [ 59.327310][ T7586] __dev_change_net_namespace+0x416/0x1120 [ 59.333100][ T7586] ? check_preemption_disabled+0x36/0xd0 [ 59.338776][ T7586] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 59.343963][ T7586] ? security_capable+0x4c/0x90 [ 59.348791][ T7586] ? ns_capable+0x4c/0xc0 [ 59.353098][ T7586] do_setlink+0x1d3/0x2cb0 [ 59.357495][ T7586] ? rtnetlink_put_metrics+0x480/0x480 [ 59.362980][ T7586] ? mark_lock+0xf0/0x15f0 [ 59.367396][ T7586] ? lock_chain_count+0x20/0x20 [ 59.372221][ T7586] ? find_held_lock+0x2d/0x110 [ 59.376968][ T7586] ? lock_chain_count+0x20/0x20 [ 59.381807][ T7586] ? lock_is_held_type+0xd9/0x130 [ 59.386807][ T7586] ? memset+0x20/0x40 [ 59.390766][ T7586] ? __nla_validate_parse+0xb2/0x1fd0 [ 59.396119][ T7586] ? nla_get_range_signed+0x540/0x540 [ 59.401554][ T7586] ? __lock_acquire+0xbe2/0x52b0 [ 59.406474][ T7586] __rtnl_newlink+0xaca/0x13b0 [ 59.411358][ T7586] ? lock_is_held_type+0xfa/0x130 [ 59.416360][ T7586] ? rtnl_setlink+0x330/0x330 [ 59.421113][ T7586] ? check_preemption_disabled+0x36/0xd0 [ 59.426720][ T7586] ? lock_release+0x424/0x7e0 [ 59.431381][ T7586] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 59.437428][ T7586] ? is_bpf_text_address+0x65/0xe0 [ 59.442524][ T7586] ? kernel_text_address+0xbd/0xf0 [ 59.447609][ T7586] ? __kernel_text_address+0x9/0x30 [ 59.452871][ T7586] ? unwind_get_return_address+0x51/0x90 [ 59.458499][ T7586] ? create_prof_cpu_mask+0x20/0x20 [ 59.463711][ T7586] ? arch_stack_walk+0x93/0xe0 [ 59.468464][ T7586] ? stack_trace_save+0x8c/0xc0 [ 59.473298][ T7586] ? stack_trace_consume_entry+0x160/0x160 [ 59.482055][ T7586] ? fs_reclaim_release+0x9c/0xf0 [ 59.487063][ T7586] ? lock_is_held_type+0xfa/0x130 [ 59.492062][ T7586] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 59.497583][ T7586] ? trace_kmalloc+0x32/0xf0 [ 59.502145][ T7586] ? kmem_cache_alloc_trace+0x20b/0x440 [ 59.507667][ T7586] rtnl_newlink+0x5a/0x90 [ 59.511981][ T7586] rtnetlink_rcv_msg+0x31d/0x8d0 [ 59.516894][ T7586] ? __dev_queue_xmit+0x1531/0x2d80 [ 59.522067][ T7586] ? rtnl_newlink+0x90/0x90 [ 59.526546][ T7586] ? check_preemption_disabled+0x36/0xd0 [ 59.532150][ T7586] ? netdev_core_pick_tx+0x290/0x290 [ 59.537414][ T7586] ? lock_acquire+0x160/0x5d0 [ 59.542081][ T7586] netlink_rcv_skb+0x118/0x370 [ 59.546818][ T7586] ? rtnl_newlink+0x90/0x90 [ 59.551298][ T7586] ? netlink_ack+0x930/0x930 [ 59.555856][ T7586] ? netlink_deliver_tap+0x130/0x9a0 [ 59.561118][ T7586] netlink_unicast+0x42e/0x700 [ 59.565858][ T7586] ? netlink_attachskb+0x750/0x750 [ 59.571029][ T7586] ? __build_skb_around+0x1f3/0x2b0 [ 59.576206][ T7586] netlink_sendmsg+0x704/0xbf0 [ 59.580947][ T7586] ? netlink_unicast+0x700/0x700 [ 59.585859][ T7586] ? netlink_unicast+0x700/0x700 [ 59.590859][ T7586] sock_sendmsg+0xab/0xe0 [ 59.595169][ T7586] ____sys_sendmsg+0x5bf/0x7a0 [ 59.599954][ T7586] ? kernel_sendmsg+0x30/0x30 [ 59.604606][ T7586] ? do_recvmmsg+0x550/0x550 [ 59.609273][ T7586] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 59.615242][ T7586] ___sys_sendmsg+0xd3/0x150 [ 59.619839][ T7586] ? sendmsg_copy_msghdr+0x110/0x110 [ 59.625096][ T7586] ? find_held_lock+0x2d/0x110 [ 59.629833][ T7586] ? check_preemption_disabled+0x36/0xd0 [ 59.635441][ T7586] ? lock_release+0x424/0x7e0 [ 59.640091][ T7586] ? __fget_files+0x17c/0x2e0 [ 59.644755][ T7586] ? lock_downgrade+0x7b0/0x7b0 [ 59.649578][ T7586] ? find_held_lock+0x2d/0x110 [ 59.654319][ T7586] ? check_preemption_disabled+0x36/0xd0 [ 59.659924][ T7586] ? lock_is_held_type+0xfa/0x130 [ 59.664934][ T7586] ? __fget_files+0x194/0x2e0 [ 59.669586][ T7586] ? __fget_light+0xbe/0x220 [ 59.674151][ T7586] __sys_sendmsg+0xb2/0x140 [ 59.678654][ T7586] ? __sys_sendmsg_sock+0x10/0x10 [ 59.683671][ T7586] ? check_preemption_disabled+0x36/0xd0 [ 59.689294][ T7586] ? syscall_enter_from_user_mode+0x1d/0x60 [ 59.695247][ T7586] ? lockdep_hardirqs_on+0x54/0x100 [ 59.700421][ T7586] do_syscall_64+0x35/0xb0 [ 59.704813][ T7586] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 59.710696][ T7586] RIP: 0033:0x464d29 [ 59.714567][ T7586] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 59.734151][ T7586] RSP: 002b:00007feff773d188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 59.742570][ T7586] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 59.750626][ T7586] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 59.758617][ T7586] RBP: 00007feff773d1d0 R08: 0000000000000000 R09: 0000000000000000 [ 59.766570][ T7586] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 59.774521][ T7586] R13: 00007ffc9f3c6c4f R14: 00007feff773d300 R15: 0000000000022000 [ 59.836726][ T7586] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 59.846963][ T7603] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 59.858799][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 59.876977][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 59.887782][ T7607] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 59.904034][ T7606] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 60.049294][ T7612] FAULT_INJECTION: forcing a failure. [ 60.049294][ T7612] name failslab, interval 1, probability 0, space 0, times 0 [ 60.062236][ T7612] CPU: 0 PID: 7612 Comm: syz-executor.5 Not tainted 5.14.0-rc6-syzkaller #0 [ 60.070895][ T7612] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.080944][ T7612] Call Trace: [ 60.084230][ T7612] dump_stack_lvl+0xbd/0xe2 [ 60.088716][ T7612] should_fail.cold+0x5/0xa [ 60.093197][ T7612] should_failslab+0x5/0x10 [ 60.097798][ T7612] kmem_cache_alloc_node+0x60/0x540 [ 60.103025][ T7612] __alloc_skb+0x153/0x280 [ 60.107425][ T7612] __neigh_notify+0x7f/0x110 [ 60.112019][ T7612] neigh_cleanup_and_release+0x5a/0x220 [ 60.117566][ T7612] neigh_flush_dev+0x4a7/0x7e0 [ 60.122315][ T7612] ? lock_release+0x424/0x7e0 [ 60.126992][ T7612] __neigh_ifdown.isra.0+0x44/0x390 [ 60.132167][ T7612] ? __local_bh_enable_ip+0x11f/0x220 [ 60.137519][ T7612] ? rt6_disable_ip+0x491/0x6b0 [ 60.142354][ T7612] neigh_ifdown+0x7/0x10 [ 60.146571][ T7612] rt6_disable_ip+0x56c/0x6b0 [ 60.151399][ T7612] ? rt6_sync_down_dev+0x120/0x120 [ 60.156492][ T7612] ? mark_lock+0xf0/0x15f0 [ 60.160900][ T7612] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 60.166268][ T7612] ? lock_chain_count+0x20/0x20 [ 60.171273][ T7612] ? add_addr+0x2c0/0x2c0 [ 60.175578][ T7612] ? check_preemption_disabled+0x36/0xd0 [ 60.181217][ T7612] ? lock_is_held_type+0xfa/0x130 [ 60.186221][ T7612] addrconf_notify+0x44f/0x1d40 [ 60.191079][ T7612] ? mark_held_locks+0x9f/0xe0 [ 60.195836][ T7612] ? check_preemption_disabled+0x36/0xd0 [ 60.201452][ T7612] ? tls_device_sk_destruct+0x610/0x610 [ 60.206979][ T7612] ? clusterip_netdev_event+0x34e/0x550 [ 60.212504][ T7612] ? inet6_ifinfo_notify+0x100/0x100 [ 60.217774][ T7612] ? __local_bh_enable_ip+0x11f/0x220 [ 60.223129][ T7612] ? clusterip_netdev_event+0x34e/0x550 [ 60.228651][ T7612] notifier_call_chain+0x94/0x170 [ 60.233702][ T7612] dev_close_many+0x28c/0x560 [ 60.238362][ T7612] ? __lock_acquire+0xbe2/0x52b0 [ 60.243283][ T7612] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 60.249352][ T7612] __dev_change_net_namespace+0xb88/0x1120 [ 60.255158][ T7612] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 60.260772][ T7612] ? check_preemption_disabled+0x36/0xd0 [ 60.266381][ T7612] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 60.271556][ T7612] ? security_capable+0x4c/0x90 [ 60.276386][ T7612] ? ns_capable+0x4c/0xc0 [ 60.280706][ T7612] do_setlink+0x1d3/0x2cb0 [ 60.285107][ T7612] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 60.291072][ T7612] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 60.297027][ T7612] ? orc_sort_cmp+0xd0/0x140 [ 60.301595][ T7612] ? rtnetlink_put_metrics+0x480/0x480 [ 60.307026][ T7612] ? mark_lock+0xf0/0x15f0 [ 60.311421][ T7612] ? mark_lock+0xf0/0x15f0 [ 60.315815][ T7612] ? __lock_acquire+0xbe2/0x52b0 [ 60.320729][ T7612] ? lock_chain_count+0x20/0x20 [ 60.325557][ T7612] ? memset+0x20/0x40 [ 60.329515][ T7612] ? __nla_validate_parse+0xb2/0x1fd0 [ 60.334882][ T7612] ? lock_chain_count+0x20/0x20 [ 60.339751][ T7612] ? __lock_acquire+0xbe2/0x52b0 [ 60.344687][ T7612] ? nla_get_range_signed+0x540/0x540 [ 60.350032][ T7612] ? __lock_acquire+0xbe2/0x52b0 [ 60.354951][ T7612] __rtnl_newlink+0xaca/0x13b0 [ 60.359709][ T7612] ? lock_is_held_type+0xfa/0x130 [ 60.364725][ T7612] ? rtnl_setlink+0x330/0x330 [ 60.369387][ T7612] ? check_preemption_disabled+0x36/0xd0 [ 60.374995][ T7612] ? lock_release+0x424/0x7e0 [ 60.379650][ T7612] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 60.385702][ T7612] ? is_bpf_text_address+0x65/0xe0 [ 60.390800][ T7612] ? kernel_text_address+0xbd/0xf0 [ 60.395882][ T7612] ? __kernel_text_address+0x9/0x30 [ 60.401058][ T7612] ? unwind_get_return_address+0x51/0x90 [ 60.406678][ T7612] ? create_prof_cpu_mask+0x20/0x20 [ 60.411862][ T7612] ? arch_stack_walk+0x93/0xe0 [ 60.416610][ T7612] ? stack_trace_save+0x8c/0xc0 [ 60.421466][ T7612] ? stack_trace_consume_entry+0x160/0x160 [ 60.427272][ T7612] ? fs_reclaim_release+0x9c/0xf0 [ 60.432275][ T7612] ? lock_is_held_type+0xfa/0x130 [ 60.437300][ T7612] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 60.442824][ T7612] ? trace_kmalloc+0x32/0xf0 [ 60.447390][ T7612] ? kmem_cache_alloc_trace+0x20b/0x440 [ 60.452912][ T7612] rtnl_newlink+0x5a/0x90 [ 60.457226][ T7612] rtnetlink_rcv_msg+0x31d/0x8d0 [ 60.462143][ T7612] ? __dev_queue_xmit+0x1531/0x2d80 [ 60.467315][ T7612] ? rtnl_newlink+0x90/0x90 [ 60.471815][ T7612] ? check_preemption_disabled+0x36/0xd0 [ 60.477446][ T7612] ? netdev_core_pick_tx+0x290/0x290 [ 60.482710][ T7612] ? lock_acquire+0x160/0x5d0 [ 60.487379][ T7612] netlink_rcv_skb+0x118/0x370 [ 60.492123][ T7612] ? rtnl_newlink+0x90/0x90 [ 60.496629][ T7612] ? netlink_ack+0x930/0x930 [ 60.501195][ T7612] ? netlink_deliver_tap+0x130/0x9a0 [ 60.506461][ T7612] netlink_unicast+0x42e/0x700 [ 60.511204][ T7612] ? netlink_attachskb+0x750/0x750 [ 60.516291][ T7612] ? __build_skb_around+0x1f3/0x2b0 [ 60.521483][ T7612] netlink_sendmsg+0x704/0xbf0 [ 60.526242][ T7612] ? netlink_unicast+0x700/0x700 [ 60.531185][ T7612] ? netlink_unicast+0x700/0x700 [ 60.536098][ T7612] sock_sendmsg+0xab/0xe0 [ 60.540405][ T7612] ____sys_sendmsg+0x5bf/0x7a0 [ 60.545266][ T7612] ? kernel_sendmsg+0x30/0x30 [ 60.549934][ T7612] ? do_recvmmsg+0x550/0x550 [ 60.554527][ T7612] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 60.560633][ T7612] ___sys_sendmsg+0xd3/0x150 [ 60.565204][ T7612] ? sendmsg_copy_msghdr+0x110/0x110 [ 60.570466][ T7612] ? find_held_lock+0x2d/0x110 [ 60.575210][ T7612] ? check_preemption_disabled+0x36/0xd0 [ 60.580844][ T7612] ? lock_release+0x424/0x7e0 [ 60.585501][ T7612] ? __fget_files+0x17c/0x2e0 [ 60.590164][ T7612] ? lock_downgrade+0x7b0/0x7b0 [ 60.595000][ T7612] ? find_held_lock+0x2d/0x110 [ 60.599741][ T7612] ? check_preemption_disabled+0x36/0xd0 [ 60.605528][ T7612] ? lock_is_held_type+0xfa/0x130 [ 60.610572][ T7612] ? __fget_files+0x194/0x2e0 [ 60.615287][ T7612] ? __fget_light+0xbe/0x220 [ 60.619866][ T7612] __sys_sendmsg+0xb2/0x140 [ 60.624374][ T7612] ? __sys_sendmsg_sock+0x10/0x10 [ 60.629501][ T7612] ? check_preemption_disabled+0x36/0xd0 [ 60.635124][ T7612] ? syscall_enter_from_user_mode+0x1d/0x60 [ 60.641008][ T7612] ? lockdep_hardirqs_on+0x54/0x100 [ 60.646193][ T7612] do_syscall_64+0x35/0xb0 [ 60.650592][ T7612] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 60.656468][ T7612] RIP: 0033:0x464d29 [ 60.660354][ T7612] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 60.680063][ T7612] RSP: 002b:00007f4c4b0e1188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 60.688458][ T7612] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 60.696412][ T7612] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 60.704372][ T7612] RBP: 00007f4c4b0e11d0 R08: 0000000000000000 R09: 0000000000000000 [ 60.712329][ T7612] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 60.720291][ T7612] R13: 00007fffaafd820f R14: 00007f4c4b0e1300 R15: 0000000000022000 [ 60.980480][ T7613] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 61.120162][ T7614] FAULT_INJECTION: forcing a failure. [ 61.120162][ T7614] name failslab, interval 1, probability 0, space 0, times 0 [ 61.143533][ T7614] CPU: 0 PID: 7614 Comm: syz-executor.3 Not tainted 5.14.0-rc6-syzkaller #0 [ 61.152219][ T7614] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.162267][ T7614] Call Trace: [ 61.165540][ T7614] dump_stack_lvl+0xbd/0xe2 [ 61.170037][ T7614] should_fail.cold+0x5/0xa [ 61.174527][ T7614] ? kasan_save_stack+0x1b/0x40 [ 61.179372][ T7614] should_failslab+0x5/0x10 [ 61.183864][ T7614] kmem_cache_alloc_node_trace+0x66/0x570 [ 61.189585][ T7614] __kmalloc_node_track_caller+0x38/0x60 [ 61.195208][ T7614] pskb_expand_head+0x11f/0xec0 [ 61.200048][ T7614] ? __nla_reserve+0x8f/0xb0 [ 61.204628][ T7614] ? memcpy+0x39/0x60 [ 61.208600][ T7614] netlink_trim+0x18f/0x1f0 [ 61.213093][ T7614] netlink_broadcast_filtered+0x58/0xac0 [ 61.218759][ T7614] ? kmem_cache_alloc_node_trace+0x420/0x570 [ 61.224720][ T7614] ? fib_create_info+0x3fe0/0x3fe0 [ 61.229809][ T7614] ? memset+0x20/0x40 [ 61.233778][ T7614] nlmsg_notify+0x60/0x1b0 [ 61.238185][ T7614] rtmsg_fib+0x2be/0x450 [ 61.242412][ T7614] ? fib_route_seq_start+0x410/0x410 [ 61.247671][ T7614] ? fib_dump_info+0x1b00/0x1b00 [ 61.252599][ T7614] fib_table_delete+0x516/0xa30 [ 61.257432][ T7614] ? fib_table_lookup+0x1cd0/0x1cd0 [ 61.262609][ T7614] fib_magic+0x29f/0x470 [ 61.266841][ T7614] ? fib_new_table+0x3f0/0x3f0 [ 61.271584][ T7614] ? lock_release+0x7e0/0x7e0 [ 61.276234][ T7614] ? inet_fill_ifaddr+0x707/0xc30 [ 61.281235][ T7614] fib_del_ifaddr+0x934/0xfb0 [ 61.285948][ T7614] fib_inetaddr_event+0x9a/0x260 [ 61.290861][ T7614] notifier_call_chain+0x94/0x170 [ 61.295868][ T7614] blocking_notifier_call_chain+0x5d/0x80 [ 61.301674][ T7614] __inet_del_ifa+0x394/0xcf0 [ 61.306326][ T7614] ? lock_is_held_type+0xfa/0x130 [ 61.311344][ T7614] ? check_preemption_disabled+0x36/0xd0 [ 61.316963][ T7614] ? lock_is_held_type+0xfa/0x130 [ 61.321963][ T7614] inetdev_event+0x4e5/0x1190 [ 61.326638][ T7614] ? devinet_init_net+0x5b0/0x5b0 [ 61.331638][ T7614] ? _raw_spin_unlock_irqrestore+0x2d/0x90 [ 61.337418][ T7614] ? skb_dequeue+0x110/0x1a0 [ 61.342014][ T7614] notifier_call_chain+0x94/0x170 [ 61.347115][ T7614] __dev_change_net_namespace+0x373/0x1120 [ 61.352896][ T7614] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 61.358541][ T7614] ? check_preemption_disabled+0x36/0xd0 [ 61.364150][ T7614] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 61.369348][ T7614] ? security_capable+0x4c/0x90 [ 61.374187][ T7614] ? ns_capable+0x4c/0xc0 [ 61.378498][ T7614] do_setlink+0x1d3/0x2cb0 [ 61.382914][ T7614] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 61.388868][ T7614] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 61.394842][ T7614] ? orc_sort_cmp+0xd0/0x140 [ 61.399417][ T7614] ? rtnetlink_put_metrics+0x480/0x480 [ 61.404854][ T7614] ? mark_lock+0xf0/0x15f0 [ 61.409270][ T7614] ? mark_lock+0xf0/0x15f0 [ 61.413666][ T7614] ? __lock_acquire+0xbe2/0x52b0 [ 61.418603][ T7614] ? lock_chain_count+0x20/0x20 [ 61.423430][ T7614] ? memset+0x20/0x40 [ 61.427387][ T7614] ? __nla_validate_parse+0xb2/0x1fd0 [ 61.432741][ T7614] ? lock_chain_count+0x20/0x20 [ 61.437577][ T7614] ? __lock_acquire+0xbe2/0x52b0 [ 61.442491][ T7614] ? nla_get_range_signed+0x540/0x540 [ 61.447839][ T7614] ? __lock_acquire+0xbe2/0x52b0 [ 61.452757][ T7614] __rtnl_newlink+0xaca/0x13b0 [ 61.457513][ T7614] ? lock_is_held_type+0xfa/0x130 [ 61.462524][ T7614] ? rtnl_setlink+0x330/0x330 [ 61.467176][ T7614] ? check_preemption_disabled+0x36/0xd0 [ 61.472783][ T7614] ? lock_release+0x424/0x7e0 [ 61.477449][ T7614] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 61.483504][ T7614] ? is_bpf_text_address+0x65/0xe0 [ 61.488594][ T7614] ? kernel_text_address+0xbd/0xf0 [ 61.493746][ T7614] ? __kernel_text_address+0x9/0x30 [ 61.498920][ T7614] ? unwind_get_return_address+0x51/0x90 [ 61.504526][ T7614] ? create_prof_cpu_mask+0x20/0x20 [ 61.509701][ T7614] ? arch_stack_walk+0x93/0xe0 [ 61.514455][ T7614] ? stack_trace_save+0x8c/0xc0 [ 61.519279][ T7614] ? stack_trace_consume_entry+0x160/0x160 [ 61.525088][ T7614] ? fs_reclaim_release+0x9c/0xf0 [ 61.530092][ T7614] ? lock_is_held_type+0xfa/0x130 [ 61.535093][ T7614] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 61.540616][ T7614] ? trace_kmalloc+0x32/0xf0 [ 61.545178][ T7614] ? kmem_cache_alloc_trace+0x20b/0x440 [ 61.550699][ T7614] rtnl_newlink+0x5a/0x90 [ 61.555008][ T7614] rtnetlink_rcv_msg+0x31d/0x8d0 [ 61.559936][ T7614] ? __dev_queue_xmit+0x1531/0x2d80 [ 61.565119][ T7614] ? rtnl_newlink+0x90/0x90 [ 61.569597][ T7614] ? check_preemption_disabled+0x36/0xd0 [ 61.575207][ T7614] ? netdev_core_pick_tx+0x290/0x290 [ 61.580468][ T7614] ? lock_acquire+0x160/0x5d0 [ 61.585122][ T7614] netlink_rcv_skb+0x118/0x370 [ 61.589860][ T7614] ? rtnl_newlink+0x90/0x90 [ 61.594349][ T7614] ? netlink_ack+0x930/0x930 [ 61.598929][ T7614] ? netlink_deliver_tap+0x130/0x9a0 [ 61.604225][ T7614] netlink_unicast+0x42e/0x700 [ 61.608974][ T7614] ? netlink_attachskb+0x750/0x750 [ 61.614094][ T7614] ? __build_skb_around+0x1f3/0x2b0 [ 61.619271][ T7614] netlink_sendmsg+0x704/0xbf0 [ 61.624012][ T7614] ? netlink_unicast+0x700/0x700 [ 61.628934][ T7614] ? netlink_unicast+0x700/0x700 [ 61.633854][ T7614] sock_sendmsg+0xab/0xe0 [ 61.638163][ T7614] ____sys_sendmsg+0x5bf/0x7a0 [ 61.642933][ T7614] ? kernel_sendmsg+0x30/0x30 [ 61.647606][ T7614] ? do_recvmmsg+0x550/0x550 [ 61.652178][ T7614] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 61.658146][ T7614] ___sys_sendmsg+0xd3/0x150 [ 61.662715][ T7614] ? sendmsg_copy_msghdr+0x110/0x110 [ 61.667974][ T7614] ? find_held_lock+0x2d/0x110 [ 61.672726][ T7614] ? check_preemption_disabled+0x36/0xd0 [ 61.678425][ T7614] ? lock_release+0x424/0x7e0 [ 61.683168][ T7614] ? __fget_files+0x17c/0x2e0 [ 61.687826][ T7614] ? lock_downgrade+0x7b0/0x7b0 [ 61.692659][ T7614] ? find_held_lock+0x2d/0x110 [ 61.697411][ T7614] ? check_preemption_disabled+0x36/0xd0 [ 61.703019][ T7614] ? lock_is_held_type+0xfa/0x130 [ 61.708021][ T7614] ? __fget_files+0x194/0x2e0 [ 61.712681][ T7614] ? __fget_light+0xbe/0x220 [ 61.717264][ T7614] __sys_sendmsg+0xb2/0x140 [ 61.721740][ T7614] ? __sys_sendmsg_sock+0x10/0x10 [ 61.726761][ T7614] ? check_preemption_disabled+0x36/0xd0 [ 61.732365][ T7614] ? syscall_enter_from_user_mode+0x1d/0x60 [ 61.738230][ T7614] ? lockdep_hardirqs_on+0x54/0x100 [ 61.743407][ T7614] do_syscall_64+0x35/0xb0 [ 61.747797][ T7614] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 61.753771][ T7614] RIP: 0033:0x464d29 [ 61.757643][ T7614] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 61.777382][ T7614] RSP: 002b:00007fc21f376188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 61.785775][ T7614] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 61.793794][ T7614] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 61.801749][ T7614] RBP: 00007fc21f3761d0 R08: 0000000000000000 R09: 0000000000000000 [ 61.809701][ T7614] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 61.817654][ T7614] R13: 00007ffd90ed09ef R14: 00007fc21f376300 R15: 0000000000022000 [ 61.891398][ T7615] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 61.942783][ T7631] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 61.967143][ T7635] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 62.190893][ T7634] FAULT_INJECTION: forcing a failure. [ 62.190893][ T7634] name failslab, interval 1, probability 0, space 0, times 0 [ 62.207391][ T7634] CPU: 0 PID: 7634 Comm: syz-executor.0 Not tainted 5.14.0-rc6-syzkaller #0 [ 62.216066][ T7634] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.226193][ T7634] Call Trace: [ 62.229577][ T7634] dump_stack_lvl+0xbd/0xe2 [ 62.234244][ T7634] should_fail.cold+0x5/0xa [ 62.238724][ T7634] should_failslab+0x5/0x10 [ 62.243307][ T7634] kmem_cache_alloc_node_trace+0x66/0x570 [ 62.249004][ T7634] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 62.254525][ T7634] __kmalloc_node_track_caller+0x38/0x60 [ 62.260130][ T7634] __alloc_skb+0x8b/0x280 [ 62.264441][ T7634] inet6_netconf_notify_devconf+0x5a/0xf0 [ 62.270193][ T7634] addrconf_sysctl_unregister+0x127/0x1b0 [ 62.275889][ T7634] addrconf_ifdown.isra.0+0xb74/0x10e0 [ 62.281338][ T7634] ? add_addr+0x2c0/0x2c0 [ 62.285656][ T7634] ? check_preemption_disabled+0x36/0xd0 [ 62.291266][ T7634] ? lock_is_held_type+0xfa/0x130 [ 62.296381][ T7634] addrconf_notify+0x44f/0x1d40 [ 62.301211][ T7634] ? mark_held_locks+0x9f/0xe0 [ 62.305983][ T7634] ? check_preemption_disabled+0x36/0xd0 [ 62.311588][ T7634] ? tls_device_sk_destruct+0x610/0x610 [ 62.317108][ T7634] ? clusterip_netdev_event+0x34e/0x550 [ 62.322628][ T7634] ? inet6_ifinfo_notify+0x100/0x100 [ 62.327918][ T7634] ? __local_bh_enable_ip+0x11f/0x220 [ 62.333274][ T7634] ? clusterip_netdev_event+0x34e/0x550 [ 62.338816][ T7634] notifier_call_chain+0x94/0x170 [ 62.343819][ T7634] __dev_change_net_namespace+0x373/0x1120 [ 62.349603][ T7634] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 62.355215][ T7634] ? check_preemption_disabled+0x36/0xd0 [ 62.360833][ T7634] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 62.366025][ T7634] ? security_capable+0x4c/0x90 [ 62.370859][ T7634] ? ns_capable+0x4c/0xc0 [ 62.375174][ T7634] do_setlink+0x1d3/0x2cb0 [ 62.379686][ T7634] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 62.385660][ T7634] ? __kernel_text_address+0x9/0x30 [ 62.391266][ T7634] ? unwind_get_return_address+0x51/0x90 [ 62.396959][ T7634] ? rtnetlink_put_metrics+0x480/0x480 [ 62.402404][ T7634] ? mark_lock+0xf0/0x15f0 [ 62.406799][ T7634] ? mark_lock+0xf0/0x15f0 [ 62.411192][ T7634] ? __lock_acquire+0xbe2/0x52b0 [ 62.416108][ T7634] ? lock_chain_count+0x20/0x20 [ 62.420959][ T7634] ? memset+0x20/0x40 [ 62.424920][ T7634] ? __nla_validate_parse+0xb2/0x1fd0 [ 62.430303][ T7634] ? lock_chain_count+0x20/0x20 [ 62.435140][ T7634] ? __lock_acquire+0xbe2/0x52b0 [ 62.440074][ T7634] ? nla_get_range_signed+0x540/0x540 [ 62.445424][ T7634] ? __lock_acquire+0xbe2/0x52b0 [ 62.450352][ T7634] __rtnl_newlink+0xaca/0x13b0 [ 62.455097][ T7634] ? lock_is_held_type+0xfa/0x130 [ 62.460104][ T7634] ? rtnl_setlink+0x330/0x330 [ 62.464767][ T7634] ? check_preemption_disabled+0x36/0xd0 [ 62.470398][ T7634] ? lock_release+0x424/0x7e0 [ 62.475056][ T7634] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 62.481111][ T7634] ? is_bpf_text_address+0x65/0xe0 [ 62.486217][ T7634] ? kernel_text_address+0xbd/0xf0 [ 62.491325][ T7634] ? __kernel_text_address+0x9/0x30 [ 62.496498][ T7634] ? unwind_get_return_address+0x51/0x90 [ 62.502116][ T7634] ? create_prof_cpu_mask+0x20/0x20 [ 62.507331][ T7634] ? arch_stack_walk+0x93/0xe0 [ 62.512082][ T7634] ? stack_trace_save+0x8c/0xc0 [ 62.516909][ T7634] ? stack_trace_consume_entry+0x160/0x160 [ 62.522713][ T7634] ? fs_reclaim_release+0x9c/0xf0 [ 62.527749][ T7634] ? lock_is_held_type+0xfa/0x130 [ 62.532750][ T7634] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 62.538282][ T7634] ? trace_kmalloc+0x32/0xf0 [ 62.542875][ T7634] ? kmem_cache_alloc_trace+0x20b/0x440 [ 62.548413][ T7634] rtnl_newlink+0x5a/0x90 [ 62.552730][ T7634] rtnetlink_rcv_msg+0x31d/0x8d0 [ 62.557662][ T7634] ? __dev_queue_xmit+0x1531/0x2d80 [ 62.562839][ T7634] ? rtnl_newlink+0x90/0x90 [ 62.567320][ T7634] ? check_preemption_disabled+0x36/0xd0 [ 62.572927][ T7634] ? netdev_core_pick_tx+0x290/0x290 [ 62.578190][ T7634] ? lock_acquire+0x160/0x5d0 [ 62.582856][ T7634] netlink_rcv_skb+0x118/0x370 [ 62.587602][ T7634] ? rtnl_newlink+0x90/0x90 [ 62.592282][ T7634] ? netlink_ack+0x930/0x930 [ 62.596846][ T7634] ? netlink_deliver_tap+0x130/0x9a0 [ 62.602118][ T7634] netlink_unicast+0x42e/0x700 [ 62.606939][ T7634] ? netlink_attachskb+0x750/0x750 [ 62.612037][ T7634] ? __build_skb_around+0x1f3/0x2b0 [ 62.617219][ T7634] netlink_sendmsg+0x704/0xbf0 [ 62.621970][ T7634] ? netlink_unicast+0x700/0x700 [ 62.626902][ T7634] ? netlink_unicast+0x700/0x700 [ 62.631816][ T7634] sock_sendmsg+0xab/0xe0 [ 62.636135][ T7634] ____sys_sendmsg+0x5bf/0x7a0 [ 62.640888][ T7634] ? kernel_sendmsg+0x30/0x30 [ 62.645555][ T7634] ? do_recvmmsg+0x550/0x550 [ 62.650127][ T7634] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 62.656090][ T7634] ___sys_sendmsg+0xd3/0x150 [ 62.660661][ T7634] ? sendmsg_copy_msghdr+0x110/0x110 [ 62.665921][ T7634] ? find_held_lock+0x2d/0x110 [ 62.670686][ T7634] ? check_preemption_disabled+0x36/0xd0 [ 62.676296][ T7634] ? lock_release+0x424/0x7e0 [ 62.680956][ T7634] ? __fget_files+0x17c/0x2e0 [ 62.685617][ T7634] ? lock_downgrade+0x7b0/0x7b0 [ 62.690447][ T7634] ? find_held_lock+0x2d/0x110 [ 62.695187][ T7634] ? check_preemption_disabled+0x36/0xd0 [ 62.700800][ T7634] ? lock_is_held_type+0xfa/0x130 [ 62.705807][ T7634] ? __fget_files+0x194/0x2e0 [ 62.710468][ T7634] ? __fget_light+0xbe/0x220 [ 62.715038][ T7634] __sys_sendmsg+0xb2/0x140 [ 62.719522][ T7634] ? __sys_sendmsg_sock+0x10/0x10 [ 62.724527][ T7634] ? check_preemption_disabled+0x36/0xd0 [ 62.730277][ T7634] ? syscall_enter_from_user_mode+0x1d/0x60 [ 62.736158][ T7634] ? lockdep_hardirqs_on+0x54/0x100 [ 62.741338][ T7634] do_syscall_64+0x35/0xb0 [ 62.745734][ T7634] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 62.751700][ T7634] RIP: 0033:0x464d29 [ 62.755572][ T7634] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 62.775201][ T7634] RSP: 002b:00007feff773d188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 62.783600][ T7634] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 62.791683][ T7634] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 62.799641][ T7634] RBP: 00007feff773d1d0 R08: 0000000000000000 R09: 0000000000000000 [ 62.807609][ T7634] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 62.815593][ T7634] R13: 00007ffc9f3c6c4f R14: 00007feff773d300 R15: 0000000000022000 [ 63.445106][ T7664] FAULT_INJECTION: forcing a failure. [ 63.445106][ T7664] name failslab, interval 1, probability 0, space 0, times 0 [ 63.462669][ T7664] CPU: 0 PID: 7664 Comm: syz-executor.3 Not tainted 5.14.0-rc6-syzkaller #0 [ 63.471339][ T7664] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.481374][ T7664] Call Trace: [ 63.484643][ T7664] dump_stack_lvl+0xbd/0xe2 [ 63.489129][ T7664] should_fail.cold+0x5/0xa [ 63.493616][ T7664] should_failslab+0x5/0x10 [ 63.498112][ T7664] kmem_cache_alloc_trace+0x57/0x440 [ 63.503396][ T7664] ? lockdep_hardirqs_on+0x54/0x100 [ 63.508584][ T7664] kobject_uevent_env+0x1bd/0xf30 [ 63.513591][ T7664] ? check_preemption_disabled+0x36/0xd0 [ 63.519201][ T7664] ? __local_bh_enable_ip+0x11f/0x220 [ 63.524546][ T7664] ? __dev_change_net_namespace+0x3fe/0x1120 [ 63.530499][ T7664] ? lockdep_hardirqs_on+0x54/0x100 [ 63.535787][ T7664] __dev_change_net_namespace+0x80b/0x1120 [ 63.541572][ T7664] ? check_preemption_disabled+0x36/0xd0 [ 63.547182][ T7664] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 63.552382][ T7664] ? security_capable+0x4c/0x90 [ 63.557214][ T7664] ? ns_capable+0x4c/0xc0 [ 63.561528][ T7664] do_setlink+0x1d3/0x2cb0 [ 63.565935][ T7664] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 63.571903][ T7664] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 63.577863][ T7664] ? orc_sort_cmp+0xd0/0x140 [ 63.582449][ T7664] ? rtnetlink_put_metrics+0x480/0x480 [ 63.587898][ T7664] ? mark_lock+0xf0/0x15f0 [ 63.592302][ T7664] ? __lock_acquire+0xbe2/0x52b0 [ 63.597227][ T7664] ? lock_chain_count+0x20/0x20 [ 63.602057][ T7664] ? memset+0x20/0x40 [ 63.606020][ T7664] ? __nla_validate_parse+0xb2/0x1fd0 [ 63.611372][ T7664] ? lock_chain_count+0x20/0x20 [ 63.616199][ T7664] ? nla_get_range_signed+0x540/0x540 [ 63.621549][ T7664] ? __lock_acquire+0xbe2/0x52b0 [ 63.626483][ T7664] __rtnl_newlink+0xaca/0x13b0 [ 63.631400][ T7664] ? lock_is_held_type+0xfa/0x130 [ 63.636443][ T7664] ? rtnl_setlink+0x330/0x330 [ 63.641097][ T7664] ? check_preemption_disabled+0x36/0xd0 [ 63.646707][ T7664] ? lock_release+0x424/0x7e0 [ 63.651367][ T7664] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 63.657418][ T7664] ? is_bpf_text_address+0x65/0xe0 [ 63.662678][ T7664] ? kernel_text_address+0xbd/0xf0 [ 63.667778][ T7664] ? __kernel_text_address+0x9/0x30 [ 63.673017][ T7664] ? unwind_get_return_address+0x51/0x90 [ 63.678620][ T7664] ? create_prof_cpu_mask+0x20/0x20 [ 63.683807][ T7664] ? arch_stack_walk+0x93/0xe0 [ 63.688557][ T7664] ? stack_trace_save+0x8c/0xc0 [ 63.693384][ T7664] ? stack_trace_consume_entry+0x160/0x160 [ 63.699191][ T7664] ? fs_reclaim_release+0x9c/0xf0 [ 63.704198][ T7664] ? lock_is_held_type+0xfa/0x130 [ 63.709287][ T7664] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 63.714838][ T7664] ? trace_kmalloc+0x32/0xf0 [ 63.719404][ T7664] ? kmem_cache_alloc_trace+0x20b/0x440 [ 63.724935][ T7664] rtnl_newlink+0x5a/0x90 [ 63.729244][ T7664] rtnetlink_rcv_msg+0x31d/0x8d0 [ 63.734187][ T7664] ? rtnl_newlink+0x90/0x90 [ 63.738667][ T7664] ? check_preemption_disabled+0x36/0xd0 [ 63.744298][ T7664] ? lock_acquire+0x222/0x5d0 [ 63.748957][ T7664] netlink_rcv_skb+0x118/0x370 [ 63.753701][ T7664] ? rtnl_newlink+0x90/0x90 [ 63.758182][ T7664] ? netlink_ack+0x930/0x930 [ 63.762745][ T7664] ? netlink_deliver_tap+0x130/0x9a0 [ 63.768031][ T7664] netlink_unicast+0x42e/0x700 [ 63.772861][ T7664] ? netlink_attachskb+0x750/0x750 [ 63.777946][ T7664] ? __build_skb_around+0x1f3/0x2b0 [ 63.783570][ T7664] netlink_sendmsg+0x704/0xbf0 [ 63.788314][ T7664] ? netlink_unicast+0x700/0x700 [ 63.793236][ T7664] ? netlink_unicast+0x700/0x700 [ 63.798150][ T7664] sock_sendmsg+0xab/0xe0 [ 63.802455][ T7664] ____sys_sendmsg+0x5bf/0x7a0 [ 63.807198][ T7664] ? kernel_sendmsg+0x30/0x30 [ 63.811882][ T7664] ? do_recvmmsg+0x550/0x550 [ 63.816493][ T7664] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 63.822468][ T7664] ___sys_sendmsg+0xd3/0x150 [ 63.827038][ T7664] ? sendmsg_copy_msghdr+0x110/0x110 [ 63.832305][ T7664] ? find_held_lock+0x2d/0x110 [ 63.837045][ T7664] ? check_preemption_disabled+0x36/0xd0 [ 63.842660][ T7664] ? lock_release+0x424/0x7e0 [ 63.847315][ T7664] ? __fget_files+0x17c/0x2e0 [ 63.851967][ T7664] ? lock_downgrade+0x7b0/0x7b0 [ 63.856792][ T7664] ? find_held_lock+0x2d/0x110 [ 63.861534][ T7664] ? check_preemption_disabled+0x36/0xd0 [ 63.867176][ T7664] ? lock_is_held_type+0xfa/0x130 [ 63.872191][ T7664] ? __fget_files+0x194/0x2e0 [ 63.876872][ T7664] ? __fget_light+0xbe/0x220 [ 63.881446][ T7664] __sys_sendmsg+0xb2/0x140 [ 63.885928][ T7664] ? __sys_sendmsg_sock+0x10/0x10 [ 63.890934][ T7664] ? check_preemption_disabled+0x36/0xd0 [ 63.896540][ T7664] ? syscall_enter_from_user_mode+0x1d/0x60 [ 63.902411][ T7664] ? lockdep_hardirqs_on+0x54/0x100 [ 63.907592][ T7664] do_syscall_64+0x35/0xb0 [ 63.911984][ T7664] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 63.917860][ T7664] RIP: 0033:0x464d29 [ 63.921749][ T7664] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 63.941349][ T7664] RSP: 002b:00007fc21f376188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 63.949735][ T7664] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 63.957683][ T7664] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 63.965629][ T7664] RBP: 00007fc21f3761d0 R08: 0000000000000000 R09: 0000000000000000 [ 63.973575][ T7664] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 63.981522][ T7664] R13: 00007ffd90ed09ef R14: 00007fc21f376300 R15: 0000000000022000 2021/08/21 17:21:54 executed programs: 38 [ 64.017275][ T7664] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 64.027575][ T7665] __nla_validate_parse: 2 callbacks suppressed [ 64.027582][ T7665] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 64.065929][ T7667] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 64.094901][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 64.102391][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 64.144386][ T7690] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 64.163121][ T7691] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 64.379051][ T7702] FAULT_INJECTION: forcing a failure. [ 64.379051][ T7702] name failslab, interval 1, probability 0, space 0, times 0 [ 64.391693][ T7702] CPU: 0 PID: 7702 Comm: syz-executor.0 Not tainted 5.14.0-rc6-syzkaller #0 [ 64.400347][ T7702] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.410423][ T7702] Call Trace: [ 64.413689][ T7702] dump_stack_lvl+0xbd/0xe2 [ 64.418191][ T7702] should_fail.cold+0x5/0xa [ 64.422690][ T7702] should_failslab+0x5/0x10 [ 64.427188][ T7702] kmem_cache_alloc_node+0x60/0x540 [ 64.432375][ T7702] __alloc_skb+0x153/0x280 [ 64.436771][ T7702] __neigh_notify+0x7f/0x110 [ 64.441338][ T7702] neigh_cleanup_and_release+0x5a/0x220 [ 64.446858][ T7702] neigh_flush_dev+0x4a7/0x7e0 [ 64.451607][ T7702] ? lock_release+0x424/0x7e0 [ 64.456365][ T7702] __neigh_ifdown.isra.0+0x44/0x390 [ 64.461541][ T7702] ? __local_bh_enable_ip+0x11f/0x220 [ 64.466902][ T7702] ? rt6_disable_ip+0x491/0x6b0 [ 64.471731][ T7702] neigh_ifdown+0x7/0x10 [ 64.475948][ T7702] rt6_disable_ip+0x56c/0x6b0 [ 64.480610][ T7702] ? rt6_sync_down_dev+0x120/0x120 [ 64.485722][ T7702] ? mark_lock+0xf0/0x15f0 [ 64.490116][ T7702] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 64.495470][ T7702] ? lock_chain_count+0x20/0x20 [ 64.500313][ T7702] ? add_addr+0x2c0/0x2c0 [ 64.504627][ T7702] ? check_preemption_disabled+0x36/0xd0 [ 64.510250][ T7702] ? lock_is_held_type+0xfa/0x130 [ 64.515271][ T7702] addrconf_notify+0x44f/0x1d40 [ 64.520248][ T7702] ? mark_held_locks+0x9f/0xe0 [ 64.524994][ T7702] ? check_preemption_disabled+0x36/0xd0 [ 64.530607][ T7702] ? tls_device_sk_destruct+0x610/0x610 [ 64.536133][ T7702] ? clusterip_netdev_event+0x34e/0x550 [ 64.541748][ T7702] ? inet6_ifinfo_notify+0x100/0x100 [ 64.547009][ T7702] ? __local_bh_enable_ip+0x11f/0x220 [ 64.552358][ T7702] ? clusterip_netdev_event+0x34e/0x550 [ 64.557896][ T7702] notifier_call_chain+0x94/0x170 [ 64.562904][ T7702] dev_close_many+0x28c/0x560 [ 64.567558][ T7702] ? __lock_acquire+0xbe2/0x52b0 [ 64.572479][ T7702] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 64.578523][ T7702] __dev_change_net_namespace+0xb88/0x1120 [ 64.584310][ T7702] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 64.589937][ T7702] ? check_preemption_disabled+0x36/0xd0 [ 64.595564][ T7702] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 64.600747][ T7702] ? security_capable+0x4c/0x90 [ 64.605593][ T7702] ? ns_capable+0x4c/0xc0 [ 64.609921][ T7702] do_setlink+0x1d3/0x2cb0 [ 64.614317][ T7702] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 64.620273][ T7702] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 64.626231][ T7702] ? orc_sort_cmp+0xd0/0x140 [ 64.630894][ T7702] ? rtnetlink_put_metrics+0x480/0x480 [ 64.636419][ T7702] ? mark_lock+0xf0/0x15f0 [ 64.640816][ T7702] ? mark_lock+0xf0/0x15f0 [ 64.645206][ T7702] ? __lock_acquire+0xbe2/0x52b0 [ 64.650120][ T7702] ? lock_chain_count+0x20/0x20 [ 64.654949][ T7702] ? memset+0x20/0x40 [ 64.658911][ T7702] ? __nla_validate_parse+0xb2/0x1fd0 [ 64.664259][ T7702] ? lock_chain_count+0x20/0x20 [ 64.669086][ T7702] ? __lock_acquire+0xbe2/0x52b0 [ 64.673999][ T7702] ? nla_get_range_signed+0x540/0x540 [ 64.679349][ T7702] ? __lock_acquire+0xbe2/0x52b0 [ 64.684267][ T7702] __rtnl_newlink+0xaca/0x13b0 [ 64.689020][ T7702] ? lock_is_held_type+0xfa/0x130 [ 64.694020][ T7702] ? rtnl_setlink+0x330/0x330 [ 64.698676][ T7702] ? check_preemption_disabled+0x36/0xd0 [ 64.704287][ T7702] ? lock_release+0x424/0x7e0 [ 64.708950][ T7702] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 64.715007][ T7702] ? is_bpf_text_address+0x65/0xe0 [ 64.720100][ T7702] ? kernel_text_address+0xbd/0xf0 [ 64.725210][ T7702] ? __kernel_text_address+0x9/0x30 [ 64.730406][ T7702] ? unwind_get_return_address+0x51/0x90 [ 64.736029][ T7702] ? create_prof_cpu_mask+0x20/0x20 [ 64.741208][ T7702] ? arch_stack_walk+0x93/0xe0 [ 64.746049][ T7702] ? stack_trace_save+0x8c/0xc0 [ 64.750917][ T7702] ? stack_trace_consume_entry+0x160/0x160 [ 64.756757][ T7702] ? fs_reclaim_release+0x9c/0xf0 [ 64.761791][ T7702] ? lock_is_held_type+0xfa/0x130 [ 64.766822][ T7702] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 64.772517][ T7702] ? trace_kmalloc+0x32/0xf0 [ 64.777087][ T7702] ? kmem_cache_alloc_trace+0x20b/0x440 [ 64.782613][ T7702] rtnl_newlink+0x5a/0x90 [ 64.786928][ T7702] rtnetlink_rcv_msg+0x31d/0x8d0 [ 64.791865][ T7702] ? __dev_queue_xmit+0x1531/0x2d80 [ 64.797043][ T7702] ? rtnl_newlink+0x90/0x90 [ 64.801524][ T7702] ? check_preemption_disabled+0x36/0xd0 [ 64.807132][ T7702] ? netdev_core_pick_tx+0x290/0x290 [ 64.812398][ T7702] ? lock_acquire+0x160/0x5d0 [ 64.817057][ T7702] netlink_rcv_skb+0x118/0x370 [ 64.821826][ T7702] ? rtnl_newlink+0x90/0x90 [ 64.826309][ T7702] ? netlink_ack+0x930/0x930 [ 64.830877][ T7702] ? netlink_deliver_tap+0x130/0x9a0 [ 64.836168][ T7702] netlink_unicast+0x42e/0x700 [ 64.840918][ T7702] ? netlink_attachskb+0x750/0x750 [ 64.846009][ T7702] ? __build_skb_around+0x1f3/0x2b0 [ 64.851193][ T7702] netlink_sendmsg+0x704/0xbf0 [ 64.855940][ T7702] ? netlink_unicast+0x700/0x700 [ 64.860859][ T7702] ? netlink_unicast+0x700/0x700 [ 64.865775][ T7702] sock_sendmsg+0xab/0xe0 [ 64.870144][ T7702] ____sys_sendmsg+0x5bf/0x7a0 [ 64.874896][ T7702] ? kernel_sendmsg+0x30/0x30 [ 64.879553][ T7702] ? do_recvmmsg+0x550/0x550 [ 64.884144][ T7702] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 64.890199][ T7702] ___sys_sendmsg+0xd3/0x150 [ 64.894777][ T7702] ? sendmsg_copy_msghdr+0x110/0x110 [ 64.900039][ T7702] ? find_held_lock+0x2d/0x110 [ 64.904778][ T7702] ? check_preemption_disabled+0x36/0xd0 [ 64.910385][ T7702] ? lock_release+0x424/0x7e0 [ 64.915036][ T7702] ? __fget_files+0x17c/0x2e0 [ 64.919782][ T7702] ? lock_downgrade+0x7b0/0x7b0 [ 64.924612][ T7702] ? find_held_lock+0x2d/0x110 [ 64.929354][ T7702] ? check_preemption_disabled+0x36/0xd0 [ 64.934961][ T7702] ? lock_is_held_type+0xfa/0x130 [ 64.939963][ T7702] ? __fget_files+0x194/0x2e0 [ 64.944629][ T7702] ? __fget_light+0xbe/0x220 [ 64.949207][ T7702] __sys_sendmsg+0xb2/0x140 [ 64.953684][ T7702] ? __sys_sendmsg_sock+0x10/0x10 [ 64.958698][ T7702] ? check_preemption_disabled+0x36/0xd0 [ 64.964353][ T7702] ? syscall_enter_from_user_mode+0x1d/0x60 [ 64.970220][ T7702] ? lockdep_hardirqs_on+0x54/0x100 [ 64.975453][ T7702] do_syscall_64+0x35/0xb0 [ 64.979845][ T7702] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 64.985954][ T7702] RIP: 0033:0x464d29 [ 64.989824][ T7702] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 65.009488][ T7702] RSP: 002b:00007feff773d188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 65.017876][ T7702] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 65.025828][ T7702] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 65.033773][ T7702] RBP: 00007feff773d1d0 R08: 0000000000000000 R09: 0000000000000000 [ 65.041759][ T7702] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 65.049712][ T7702] R13: 00007ffc9f3c6c4f R14: 00007feff773d300 R15: 0000000000022000 [ 65.344889][ T7701] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 65.356592][ T7715] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 65.611452][ T7721] FAULT_INJECTION: forcing a failure. [ 65.611452][ T7721] name failslab, interval 1, probability 0, space 0, times 0 [ 65.624699][ T7721] CPU: 1 PID: 7721 Comm: syz-executor.3 Not tainted 5.14.0-rc6-syzkaller #0 [ 65.633502][ T7721] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.643544][ T7721] Call Trace: [ 65.646807][ T7721] dump_stack_lvl+0xbd/0xe2 [ 65.651309][ T7721] should_fail.cold+0x5/0xa [ 65.655891][ T7721] should_failslab+0x5/0x10 [ 65.660387][ T7721] kmem_cache_alloc_node_trace+0x66/0x570 [ 65.666099][ T7721] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 65.671634][ T7721] __kmalloc_node_track_caller+0x38/0x60 [ 65.677265][ T7721] __alloc_skb+0x8b/0x280 [ 65.681590][ T7721] rtmsg_fib+0x10b/0x450 [ 65.685816][ T7721] ? fib_route_seq_start+0x410/0x410 [ 65.691163][ T7721] ? fib_dump_info+0x1b00/0x1b00 [ 65.696108][ T7721] fib_table_delete+0x516/0xa30 [ 65.700968][ T7721] ? fib_table_lookup+0x1cd0/0x1cd0 [ 65.706272][ T7721] fib_magic+0x29f/0x470 [ 65.710499][ T7721] ? fib_new_table+0x3f0/0x3f0 [ 65.715258][ T7721] ? lock_release+0x7e0/0x7e0 [ 65.719937][ T7721] ? inet_fill_ifaddr+0x707/0xc30 [ 65.725059][ T7721] fib_del_ifaddr+0x934/0xfb0 [ 65.729818][ T7721] fib_inetaddr_event+0x9a/0x260 [ 65.734740][ T7721] notifier_call_chain+0x94/0x170 [ 65.739756][ T7721] blocking_notifier_call_chain+0x5d/0x80 [ 65.745460][ T7721] __inet_del_ifa+0x394/0xcf0 [ 65.750224][ T7721] ? lock_is_held_type+0xfa/0x130 [ 65.755228][ T7721] ? check_preemption_disabled+0x36/0xd0 [ 65.760842][ T7721] ? lock_is_held_type+0xfa/0x130 [ 65.765843][ T7721] inetdev_event+0x4e5/0x1190 [ 65.770502][ T7721] ? devinet_init_net+0x5b0/0x5b0 [ 65.775512][ T7721] ? _raw_spin_unlock_irqrestore+0x2d/0x90 [ 65.781550][ T7721] ? skb_dequeue+0x110/0x1a0 [ 65.786131][ T7721] notifier_call_chain+0x94/0x170 [ 65.791238][ T7721] __dev_change_net_namespace+0x373/0x1120 [ 65.797139][ T7721] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 65.802759][ T7721] ? check_preemption_disabled+0x36/0xd0 [ 65.808368][ T7721] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 65.814358][ T7721] ? security_capable+0x4c/0x90 [ 65.819201][ T7721] ? ns_capable+0x4c/0xc0 [ 65.823524][ T7721] do_setlink+0x1d3/0x2cb0 [ 65.827930][ T7721] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 65.833897][ T7721] ? rtnetlink_put_metrics+0x480/0x480 [ 65.839338][ T7721] ? mark_lock+0xf0/0x15f0 [ 65.843735][ T7721] ? __lock_acquire+0xbe2/0x52b0 [ 65.848652][ T7721] ? lock_chain_count+0x20/0x20 [ 65.853573][ T7721] ? memset+0x20/0x40 [ 65.857712][ T7721] ? __nla_validate_parse+0xb2/0x1fd0 [ 65.863079][ T7721] ? lock_chain_count+0x20/0x20 [ 65.867912][ T7721] ? nla_get_range_signed+0x540/0x540 [ 65.873255][ T7721] ? __lock_acquire+0xbe2/0x52b0 [ 65.878171][ T7721] __rtnl_newlink+0xaca/0x13b0 [ 65.882913][ T7721] ? lock_is_held_type+0xfa/0x130 [ 65.887917][ T7721] ? rtnl_setlink+0x330/0x330 [ 65.892564][ T7721] ? check_preemption_disabled+0x36/0xd0 [ 65.898172][ T7721] ? lock_release+0x424/0x7e0 [ 65.902898][ T7721] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 65.908957][ T7721] ? is_bpf_text_address+0x65/0xe0 [ 65.914040][ T7721] ? kernel_text_address+0xbd/0xf0 [ 65.919133][ T7721] ? __kernel_text_address+0x9/0x30 [ 65.924320][ T7721] ? unwind_get_return_address+0x51/0x90 [ 65.929979][ T7721] ? create_prof_cpu_mask+0x20/0x20 [ 65.935254][ T7721] ? arch_stack_walk+0x93/0xe0 [ 65.940014][ T7721] ? stack_trace_save+0x8c/0xc0 [ 65.944860][ T7721] ? stack_trace_consume_entry+0x160/0x160 [ 65.950677][ T7721] ? fs_reclaim_release+0x9c/0xf0 [ 65.955688][ T7721] ? lock_is_held_type+0xfa/0x130 [ 65.960798][ T7721] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 65.966324][ T7721] ? trace_kmalloc+0x32/0xf0 [ 65.970887][ T7721] ? kmem_cache_alloc_trace+0x20b/0x440 [ 65.976412][ T7721] rtnl_newlink+0x5a/0x90 [ 65.980732][ T7721] rtnetlink_rcv_msg+0x31d/0x8d0 [ 65.985650][ T7721] ? rtnl_newlink+0x90/0x90 [ 65.990130][ T7721] ? check_preemption_disabled+0x36/0xd0 [ 65.995742][ T7721] ? lock_acquire+0x222/0x5d0 [ 66.000404][ T7721] netlink_rcv_skb+0x118/0x370 [ 66.005140][ T7721] ? rtnl_newlink+0x90/0x90 [ 66.009616][ T7721] ? netlink_ack+0x930/0x930 [ 66.014175][ T7721] ? netlink_deliver_tap+0x130/0x9a0 [ 66.019448][ T7721] netlink_unicast+0x42e/0x700 [ 66.024189][ T7721] ? netlink_attachskb+0x750/0x750 [ 66.029270][ T7721] ? __build_skb_around+0x1f3/0x2b0 [ 66.034458][ T7721] netlink_sendmsg+0x704/0xbf0 [ 66.039212][ T7721] ? netlink_unicast+0x700/0x700 [ 66.044299][ T7721] ? netlink_unicast+0x700/0x700 [ 66.049222][ T7721] sock_sendmsg+0xab/0xe0 [ 66.053555][ T7721] ____sys_sendmsg+0x5bf/0x7a0 [ 66.058298][ T7721] ? kernel_sendmsg+0x30/0x30 [ 66.063005][ T7721] ? do_recvmmsg+0x550/0x550 [ 66.067613][ T7721] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 66.073581][ T7721] ___sys_sendmsg+0xd3/0x150 [ 66.078140][ T7721] ? sendmsg_copy_msghdr+0x110/0x110 [ 66.083397][ T7721] ? find_held_lock+0x2d/0x110 [ 66.088131][ T7721] ? check_preemption_disabled+0x36/0xd0 [ 66.093733][ T7721] ? lock_release+0x424/0x7e0 [ 66.098380][ T7721] ? __fget_files+0x17c/0x2e0 [ 66.103042][ T7721] ? lock_downgrade+0x7b0/0x7b0 [ 66.107872][ T7721] ? find_held_lock+0x2d/0x110 [ 66.112610][ T7721] ? check_preemption_disabled+0x36/0xd0 [ 66.118214][ T7721] ? lock_is_held_type+0xfa/0x130 [ 66.123220][ T7721] ? __fget_files+0x194/0x2e0 [ 66.127883][ T7721] ? __fget_light+0xbe/0x220 [ 66.132448][ T7721] __sys_sendmsg+0xb2/0x140 [ 66.136926][ T7721] ? __sys_sendmsg_sock+0x10/0x10 [ 66.141948][ T7721] ? check_preemption_disabled+0x36/0xd0 [ 66.147596][ T7721] ? syscall_enter_from_user_mode+0x1d/0x60 [ 66.153466][ T7721] ? lockdep_hardirqs_on+0x54/0x100 [ 66.158815][ T7721] do_syscall_64+0x35/0xb0 [ 66.163218][ T7721] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 66.169083][ T7721] RIP: 0033:0x464d29 [ 66.172952][ T7721] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 66.192529][ T7721] RSP: 002b:00007fc21f376188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 66.200911][ T7721] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 66.208856][ T7721] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 66.216809][ T7721] RBP: 00007fc21f3761d0 R08: 0000000000000000 R09: 0000000000000000 [ 66.224754][ T7721] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 66.232718][ T7721] R13: 00007ffd90ed09ef R14: 00007fc21f376300 R15: 0000000000022000 [ 66.295701][ T7722] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 66.323120][ T7725] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 66.423610][ T7728] FAULT_INJECTION: forcing a failure. [ 66.423610][ T7728] name failslab, interval 1, probability 0, space 0, times 0 [ 66.436336][ T7728] CPU: 0 PID: 7728 Comm: syz-executor.2 Not tainted 5.14.0-rc6-syzkaller #0 [ 66.444985][ T7728] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.455022][ T7728] Call Trace: [ 66.458278][ T7728] dump_stack_lvl+0xbd/0xe2 [ 66.462781][ T7728] should_fail.cold+0x5/0xa [ 66.467260][ T7728] should_failslab+0x5/0x10 [ 66.471734][ T7728] kmem_cache_alloc_node+0x60/0x540 [ 66.476922][ T7728] __alloc_skb+0x153/0x280 [ 66.481325][ T7728] __neigh_notify+0x7f/0x110 [ 66.485896][ T7728] neigh_cleanup_and_release+0x5a/0x220 [ 66.491431][ T7728] neigh_flush_dev+0x4a7/0x7e0 [ 66.496175][ T7728] ? lock_release+0x424/0x7e0 [ 66.500829][ T7728] __neigh_ifdown.isra.0+0x44/0x390 [ 66.506171][ T7728] ? __local_bh_enable_ip+0x11f/0x220 [ 66.511514][ T7728] ? rt6_disable_ip+0x491/0x6b0 [ 66.516337][ T7728] neigh_ifdown+0x7/0x10 [ 66.520549][ T7728] rt6_disable_ip+0x56c/0x6b0 [ 66.525215][ T7728] ? rt6_sync_down_dev+0x120/0x120 [ 66.530296][ T7728] ? mark_lock+0xf0/0x15f0 [ 66.534691][ T7728] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 66.540039][ T7728] ? lock_chain_count+0x20/0x20 [ 66.544889][ T7728] ? add_addr+0x2c0/0x2c0 [ 66.549191][ T7728] ? check_preemption_disabled+0x36/0xd0 [ 66.554792][ T7728] ? lock_is_held_type+0xfa/0x130 [ 66.559794][ T7728] addrconf_notify+0x44f/0x1d40 [ 66.564612][ T7728] ? mark_held_locks+0x9f/0xe0 [ 66.569356][ T7728] ? check_preemption_disabled+0x36/0xd0 [ 66.574962][ T7728] ? tls_device_sk_destruct+0x610/0x610 [ 66.580487][ T7728] ? clusterip_netdev_event+0x34e/0x550 [ 66.586013][ T7728] ? inet6_ifinfo_notify+0x100/0x100 [ 66.591287][ T7728] ? __local_bh_enable_ip+0x11f/0x220 [ 66.596641][ T7728] ? clusterip_netdev_event+0x34e/0x550 [ 66.602175][ T7728] notifier_call_chain+0x94/0x170 [ 66.607187][ T7728] dev_close_many+0x28c/0x560 [ 66.611837][ T7728] ? __lock_acquire+0xbe2/0x52b0 [ 66.616744][ T7728] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 66.622792][ T7728] __dev_change_net_namespace+0xb88/0x1120 [ 66.628578][ T7728] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 66.634211][ T7728] ? check_preemption_disabled+0x36/0xd0 [ 66.639823][ T7728] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 66.645000][ T7728] ? security_capable+0x4c/0x90 [ 66.649823][ T7728] ? ns_capable+0x4c/0xc0 [ 66.654134][ T7728] do_setlink+0x1d3/0x2cb0 [ 66.658564][ T7728] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 66.664516][ T7728] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 66.670470][ T7728] ? orc_sort_cmp+0xd0/0x140 [ 66.675032][ T7728] ? rtnetlink_put_metrics+0x480/0x480 [ 66.680468][ T7728] ? mark_lock+0xf0/0x15f0 [ 66.684859][ T7728] ? mark_lock+0xf0/0x15f0 [ 66.689282][ T7728] ? __lock_acquire+0xbe2/0x52b0 [ 66.694200][ T7728] ? lock_chain_count+0x20/0x20 [ 66.699037][ T7728] ? memset+0x20/0x40 [ 66.702992][ T7728] ? __nla_validate_parse+0xb2/0x1fd0 [ 66.708343][ T7728] ? lock_chain_count+0x20/0x20 [ 66.713193][ T7728] ? __lock_acquire+0xbe2/0x52b0 [ 66.718107][ T7728] ? nla_get_range_signed+0x540/0x540 [ 66.723455][ T7728] ? __lock_acquire+0xbe2/0x52b0 [ 66.728382][ T7728] __rtnl_newlink+0xaca/0x13b0 [ 66.733140][ T7728] ? lock_is_held_type+0xfa/0x130 [ 66.738255][ T7728] ? rtnl_setlink+0x330/0x330 [ 66.742904][ T7728] ? check_preemption_disabled+0x36/0xd0 [ 66.748509][ T7728] ? lock_release+0x424/0x7e0 [ 66.753159][ T7728] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 66.759204][ T7728] ? is_bpf_text_address+0x65/0xe0 [ 66.764293][ T7728] ? kernel_text_address+0xbd/0xf0 [ 66.769426][ T7728] ? __kernel_text_address+0x9/0x30 [ 66.774605][ T7728] ? unwind_get_return_address+0x51/0x90 [ 66.780207][ T7728] ? create_prof_cpu_mask+0x20/0x20 [ 66.785466][ T7728] ? arch_stack_walk+0x93/0xe0 [ 66.790209][ T7728] ? stack_trace_save+0x8c/0xc0 [ 66.795381][ T7728] ? stack_trace_consume_entry+0x160/0x160 [ 66.801196][ T7728] ? fs_reclaim_release+0x9c/0xf0 [ 66.806211][ T7728] ? lock_is_held_type+0xfa/0x130 [ 66.811214][ T7728] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 66.816739][ T7728] ? trace_kmalloc+0x32/0xf0 [ 66.821389][ T7728] ? kmem_cache_alloc_trace+0x20b/0x440 [ 66.826937][ T7728] rtnl_newlink+0x5a/0x90 [ 66.831249][ T7728] rtnetlink_rcv_msg+0x31d/0x8d0 [ 66.836268][ T7728] ? __dev_queue_xmit+0x1531/0x2d80 [ 66.841442][ T7728] ? rtnl_newlink+0x90/0x90 [ 66.845921][ T7728] ? check_preemption_disabled+0x36/0xd0 [ 66.851549][ T7728] ? netdev_core_pick_tx+0x290/0x290 [ 66.856807][ T7728] ? lock_acquire+0x160/0x5d0 [ 66.861475][ T7728] netlink_rcv_skb+0x118/0x370 [ 66.866215][ T7728] ? rtnl_newlink+0x90/0x90 [ 66.870701][ T7728] ? netlink_ack+0x930/0x930 [ 66.875271][ T7728] ? netlink_deliver_tap+0x130/0x9a0 [ 66.880555][ T7728] netlink_unicast+0x42e/0x700 [ 66.885302][ T7728] ? netlink_attachskb+0x750/0x750 [ 66.890396][ T7728] ? __build_skb_around+0x1f3/0x2b0 [ 66.895593][ T7728] netlink_sendmsg+0x704/0xbf0 [ 66.900344][ T7728] ? netlink_unicast+0x700/0x700 [ 66.905272][ T7728] ? netlink_unicast+0x700/0x700 [ 66.910182][ T7728] sock_sendmsg+0xab/0xe0 [ 66.914486][ T7728] ____sys_sendmsg+0x5bf/0x7a0 [ 66.919223][ T7728] ? kernel_sendmsg+0x30/0x30 [ 66.923875][ T7728] ? do_recvmmsg+0x550/0x550 [ 66.928442][ T7728] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 66.934400][ T7728] ___sys_sendmsg+0xd3/0x150 [ 66.938964][ T7728] ? sendmsg_copy_msghdr+0x110/0x110 [ 66.944217][ T7728] ? find_held_lock+0x2d/0x110 [ 66.948953][ T7728] ? check_preemption_disabled+0x36/0xd0 [ 66.954558][ T7728] ? lock_release+0x424/0x7e0 [ 66.959207][ T7728] ? __fget_files+0x17c/0x2e0 [ 66.963868][ T7728] ? lock_downgrade+0x7b0/0x7b0 [ 66.968693][ T7728] ? find_held_lock+0x2d/0x110 [ 66.973476][ T7728] ? check_preemption_disabled+0x36/0xd0 [ 66.979170][ T7728] ? lock_is_held_type+0xfa/0x130 [ 66.984175][ T7728] ? __fget_files+0x194/0x2e0 [ 66.988836][ T7728] ? __fget_light+0xbe/0x220 [ 66.993422][ T7728] __sys_sendmsg+0xb2/0x140 [ 66.997987][ T7728] ? __sys_sendmsg_sock+0x10/0x10 [ 67.003008][ T7728] ? check_preemption_disabled+0x36/0xd0 [ 67.008626][ T7728] ? syscall_enter_from_user_mode+0x1d/0x60 [ 67.014500][ T7728] ? lockdep_hardirqs_on+0x54/0x100 [ 67.019679][ T7728] do_syscall_64+0x35/0xb0 [ 67.024084][ T7728] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 67.029953][ T7728] RIP: 0033:0x464d29 [ 67.033825][ T7728] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 67.053415][ T7728] RSP: 002b:00007f06d0fce188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 67.061803][ T7728] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 67.069750][ T7728] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 67.077699][ T7728] RBP: 00007f06d0fce1d0 R08: 0000000000000000 R09: 0000000000000000 [ 67.085663][ T7728] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 67.093637][ T7728] R13: 00007ffd7b5e102f R14: 00007f06d0fce300 R15: 0000000000022000 [ 67.381515][ T7749] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 67.418209][ T7750] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 67.749915][ T7754] FAULT_INJECTION: forcing a failure. [ 67.749915][ T7754] name failslab, interval 1, probability 0, space 0, times 0 [ 67.762800][ T7754] CPU: 0 PID: 7754 Comm: syz-executor.0 Not tainted 5.14.0-rc6-syzkaller #0 [ 67.771453][ T7754] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.781494][ T7754] Call Trace: [ 67.784774][ T7754] dump_stack_lvl+0xbd/0xe2 [ 67.789266][ T7754] should_fail.cold+0x5/0xa [ 67.793746][ T7754] ? mark_held_locks+0x9f/0xe0 [ 67.798495][ T7754] should_failslab+0x5/0x10 [ 67.802982][ T7754] kmem_cache_alloc_node_trace+0x66/0x570 [ 67.808683][ T7754] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 67.814205][ T7754] __kmalloc_node_track_caller+0x38/0x60 [ 67.819814][ T7754] __alloc_skb+0x8b/0x280 [ 67.824122][ T7754] __neigh_notify+0x7f/0x110 [ 67.828692][ T7754] neigh_cleanup_and_release+0x5a/0x220 [ 67.834222][ T7754] neigh_flush_dev+0x4a7/0x7e0 [ 67.839077][ T7754] ? lock_release+0x424/0x7e0 [ 67.843774][ T7754] __neigh_ifdown.isra.0+0x44/0x390 [ 67.848949][ T7754] ? __local_bh_enable_ip+0x11f/0x220 [ 67.854308][ T7754] ? rt6_disable_ip+0x491/0x6b0 [ 67.859147][ T7754] neigh_ifdown+0x7/0x10 [ 67.863377][ T7754] rt6_disable_ip+0x56c/0x6b0 [ 67.868041][ T7754] ? rt6_sync_down_dev+0x120/0x120 [ 67.873302][ T7754] ? mark_lock+0xf0/0x15f0 [ 67.877713][ T7754] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 67.883080][ T7754] ? lock_chain_count+0x20/0x20 [ 67.887912][ T7754] ? add_addr+0x2c0/0x2c0 [ 67.892227][ T7754] ? check_preemption_disabled+0x36/0xd0 [ 67.897866][ T7754] ? lock_is_held_type+0xfa/0x130 [ 67.902877][ T7754] addrconf_notify+0x44f/0x1d40 [ 67.907702][ T7754] ? mark_held_locks+0x9f/0xe0 [ 67.912448][ T7754] ? check_preemption_disabled+0x36/0xd0 [ 67.918068][ T7754] ? tls_device_sk_destruct+0x610/0x610 [ 67.923592][ T7754] ? clusterip_netdev_event+0x34e/0x550 [ 67.929121][ T7754] ? inet6_ifinfo_notify+0x100/0x100 [ 67.934387][ T7754] ? __local_bh_enable_ip+0x11f/0x220 [ 67.939752][ T7754] ? clusterip_netdev_event+0x34e/0x550 [ 67.945281][ T7754] notifier_call_chain+0x94/0x170 [ 67.950293][ T7754] dev_close_many+0x28c/0x560 [ 67.954969][ T7754] ? __lock_acquire+0xbe2/0x52b0 [ 67.959901][ T7754] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 67.965953][ T7754] __dev_change_net_namespace+0xb88/0x1120 [ 67.971730][ T7754] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 67.977338][ T7754] ? check_preemption_disabled+0x36/0xd0 [ 67.982947][ T7754] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 67.988140][ T7754] ? security_capable+0x4c/0x90 [ 67.992977][ T7754] ? ns_capable+0x4c/0xc0 [ 67.997299][ T7754] do_setlink+0x1d3/0x2cb0 [ 68.001723][ T7754] ? rtnetlink_put_metrics+0x480/0x480 [ 68.007168][ T7754] ? mark_lock+0xf0/0x15f0 [ 68.011572][ T7754] ? lock_chain_count+0x20/0x20 [ 68.016460][ T7754] ? lock_chain_count+0x20/0x20 [ 68.021286][ T7754] ? lock_is_held_type+0xd9/0x130 [ 68.026334][ T7754] ? memset+0x20/0x40 [ 68.030298][ T7754] ? __nla_validate_parse+0xb2/0x1fd0 [ 68.035664][ T7754] ? nla_get_range_signed+0x540/0x540 [ 68.041008][ T7754] ? __lock_acquire+0xbe2/0x52b0 [ 68.045938][ T7754] __rtnl_newlink+0xaca/0x13b0 [ 68.050689][ T7754] ? lock_is_held_type+0xfa/0x130 [ 68.055777][ T7754] ? rtnl_setlink+0x330/0x330 [ 68.060427][ T7754] ? check_preemption_disabled+0x36/0xd0 [ 68.066031][ T7754] ? lock_release+0x424/0x7e0 [ 68.070691][ T7754] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 68.076738][ T7754] ? is_bpf_text_address+0x65/0xe0 [ 68.081926][ T7754] ? kernel_text_address+0xbd/0xf0 [ 68.087009][ T7754] ? __kernel_text_address+0x9/0x30 [ 68.092179][ T7754] ? unwind_get_return_address+0x51/0x90 [ 68.097797][ T7754] ? create_prof_cpu_mask+0x20/0x20 [ 68.102972][ T7754] ? arch_stack_walk+0x93/0xe0 [ 68.107719][ T7754] ? stack_trace_save+0x8c/0xc0 [ 68.112553][ T7754] ? stack_trace_consume_entry+0x160/0x160 [ 68.118371][ T7754] ? fs_reclaim_release+0x9c/0xf0 [ 68.123385][ T7754] ? lock_is_held_type+0xfa/0x130 [ 68.128393][ T7754] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 68.133930][ T7754] ? trace_kmalloc+0x32/0xf0 [ 68.138515][ T7754] ? kmem_cache_alloc_trace+0x20b/0x440 [ 68.144049][ T7754] rtnl_newlink+0x5a/0x90 [ 68.148365][ T7754] rtnetlink_rcv_msg+0x31d/0x8d0 [ 68.153291][ T7754] ? __dev_queue_xmit+0x1531/0x2d80 [ 68.158477][ T7754] ? rtnl_newlink+0x90/0x90 [ 68.162960][ T7754] ? check_preemption_disabled+0x36/0xd0 [ 68.168567][ T7754] ? netdev_core_pick_tx+0x290/0x290 [ 68.173827][ T7754] ? lock_acquire+0x160/0x5d0 [ 68.178491][ T7754] netlink_rcv_skb+0x118/0x370 [ 68.183317][ T7754] ? rtnl_newlink+0x90/0x90 [ 68.187800][ T7754] ? netlink_ack+0x930/0x930 [ 68.192369][ T7754] ? netlink_deliver_tap+0x130/0x9a0 [ 68.197648][ T7754] netlink_unicast+0x42e/0x700 [ 68.202399][ T7754] ? netlink_attachskb+0x750/0x750 [ 68.207499][ T7754] ? __build_skb_around+0x1f3/0x2b0 [ 68.212685][ T7754] netlink_sendmsg+0x704/0xbf0 [ 68.217429][ T7754] ? netlink_unicast+0x700/0x700 [ 68.222349][ T7754] ? netlink_unicast+0x700/0x700 [ 68.227266][ T7754] sock_sendmsg+0xab/0xe0 [ 68.231578][ T7754] ____sys_sendmsg+0x5bf/0x7a0 [ 68.236319][ T7754] ? kernel_sendmsg+0x30/0x30 [ 68.240967][ T7754] ? do_recvmmsg+0x550/0x550 [ 68.245541][ T7754] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 68.251514][ T7754] ___sys_sendmsg+0xd3/0x150 [ 68.256083][ T7754] ? sendmsg_copy_msghdr+0x110/0x110 [ 68.261346][ T7754] ? find_held_lock+0x2d/0x110 [ 68.266083][ T7754] ? check_preemption_disabled+0x36/0xd0 [ 68.271700][ T7754] ? lock_release+0x424/0x7e0 [ 68.276347][ T7754] ? __fget_files+0x17c/0x2e0 [ 68.280992][ T7754] ? lock_downgrade+0x7b0/0x7b0 [ 68.285821][ T7754] ? find_held_lock+0x2d/0x110 [ 68.290570][ T7754] ? check_preemption_disabled+0x36/0xd0 [ 68.296176][ T7754] ? lock_is_held_type+0xfa/0x130 [ 68.301174][ T7754] ? __fget_files+0x194/0x2e0 [ 68.305830][ T7754] ? __fget_light+0xbe/0x220 [ 68.310405][ T7754] __sys_sendmsg+0xb2/0x140 [ 68.314878][ T7754] ? __sys_sendmsg_sock+0x10/0x10 [ 68.319878][ T7754] ? check_preemption_disabled+0x36/0xd0 [ 68.325535][ T7754] ? syscall_enter_from_user_mode+0x1d/0x60 [ 68.331418][ T7754] ? lockdep_hardirqs_on+0x54/0x100 [ 68.336597][ T7754] do_syscall_64+0x35/0xb0 [ 68.340995][ T7754] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 68.346861][ T7754] RIP: 0033:0x464d29 [ 68.350732][ T7754] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 68.370319][ T7754] RSP: 002b:00007feff773d188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 68.378707][ T7754] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 68.386649][ T7754] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 68.394593][ T7754] RBP: 00007feff773d1d0 R08: 0000000000000000 R09: 0000000000000000 [ 68.402539][ T7754] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 68.410492][ T7754] R13: 00007ffc9f3c6c4f R14: 00007feff773d300 R15: 0000000000022000 [ 68.822853][ T7756] FAULT_INJECTION: forcing a failure. [ 68.822853][ T7756] name failslab, interval 1, probability 0, space 0, times 0 [ 68.835484][ T7756] CPU: 0 PID: 7756 Comm: syz-executor.5 Not tainted 5.14.0-rc6-syzkaller #0 [ 68.844220][ T7756] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.854369][ T7756] Call Trace: [ 68.857670][ T7756] dump_stack_lvl+0xbd/0xe2 [ 68.862190][ T7756] should_fail.cold+0x5/0xa [ 68.866668][ T7756] should_failslab+0x5/0x10 [ 68.871159][ T7756] kmem_cache_alloc_node+0x60/0x540 [ 68.876335][ T7756] __alloc_skb+0x153/0x280 [ 68.880739][ T7756] __neigh_notify+0x7f/0x110 [ 68.885316][ T7756] neigh_cleanup_and_release+0x5a/0x220 [ 68.890841][ T7756] neigh_flush_dev+0x4a7/0x7e0 [ 68.895677][ T7756] ? lock_release+0x424/0x7e0 [ 68.900691][ T7756] __neigh_ifdown.isra.0+0x44/0x390 [ 68.905868][ T7756] ? __local_bh_enable_ip+0x11f/0x220 [ 68.911210][ T7756] ? rt6_disable_ip+0x491/0x6b0 [ 68.916045][ T7756] neigh_ifdown+0x7/0x10 [ 68.920268][ T7756] rt6_disable_ip+0x56c/0x6b0 [ 68.924922][ T7756] ? rt6_sync_down_dev+0x120/0x120 [ 68.930028][ T7756] ? mark_lock+0xf0/0x15f0 [ 68.934439][ T7756] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 68.939780][ T7756] ? lock_chain_count+0x20/0x20 [ 68.944604][ T7756] ? add_addr+0x2c0/0x2c0 [ 68.948903][ T7756] ? check_preemption_disabled+0x36/0xd0 [ 68.954500][ T7756] ? lock_is_held_type+0xfa/0x130 [ 68.959498][ T7756] addrconf_notify+0x44f/0x1d40 [ 68.964316][ T7756] ? mark_held_locks+0x9f/0xe0 [ 68.969051][ T7756] ? check_preemption_disabled+0x36/0xd0 [ 68.974650][ T7756] ? tls_device_sk_destruct+0x610/0x610 [ 68.980171][ T7756] ? clusterip_netdev_event+0x34e/0x550 [ 68.985685][ T7756] ? inet6_ifinfo_notify+0x100/0x100 [ 68.990936][ T7756] ? __local_bh_enable_ip+0x11f/0x220 [ 68.996291][ T7756] ? clusterip_netdev_event+0x34e/0x550 [ 69.001811][ T7756] notifier_call_chain+0x94/0x170 [ 69.006861][ T7756] dev_close_many+0x28c/0x560 [ 69.011512][ T7756] ? __lock_acquire+0xbe2/0x52b0 [ 69.016433][ T7756] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 69.022481][ T7756] __dev_change_net_namespace+0xb88/0x1120 [ 69.028279][ T7756] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 69.033890][ T7756] ? check_preemption_disabled+0x36/0xd0 [ 69.039497][ T7756] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 69.044674][ T7756] ? security_capable+0x4c/0x90 [ 69.049509][ T7756] ? ns_capable+0x4c/0xc0 [ 69.053822][ T7756] do_setlink+0x1d3/0x2cb0 [ 69.058210][ T7756] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 69.064160][ T7756] ? __kernel_text_address+0x9/0x30 [ 69.069325][ T7756] ? unwind_get_return_address+0x51/0x90 [ 69.074925][ T7756] ? rtnetlink_put_metrics+0x480/0x480 [ 69.080352][ T7756] ? mark_lock+0xf0/0x15f0 [ 69.084741][ T7756] ? mark_lock+0xf0/0x15f0 [ 69.089130][ T7756] ? __lock_acquire+0xbe2/0x52b0 [ 69.094037][ T7756] ? lock_chain_count+0x20/0x20 [ 69.098872][ T7756] ? memset+0x20/0x40 [ 69.102863][ T7756] ? __nla_validate_parse+0xb2/0x1fd0 [ 69.108207][ T7756] ? lock_chain_count+0x20/0x20 [ 69.113027][ T7756] ? __lock_acquire+0xbe2/0x52b0 [ 69.117937][ T7756] ? nla_get_range_signed+0x540/0x540 [ 69.123310][ T7756] ? __lock_acquire+0xbe2/0x52b0 [ 69.128234][ T7756] __rtnl_newlink+0xaca/0x13b0 [ 69.132977][ T7756] ? lock_is_held_type+0xfa/0x130 [ 69.137973][ T7756] ? rtnl_setlink+0x330/0x330 [ 69.142616][ T7756] ? check_preemption_disabled+0x36/0xd0 [ 69.148230][ T7756] ? lock_release+0x424/0x7e0 [ 69.152891][ T7756] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 69.158948][ T7756] ? is_bpf_text_address+0x65/0xe0 [ 69.164034][ T7756] ? kernel_text_address+0xbd/0xf0 [ 69.169135][ T7756] ? __kernel_text_address+0x9/0x30 [ 69.174311][ T7756] ? unwind_get_return_address+0x51/0x90 [ 69.179939][ T7756] ? create_prof_cpu_mask+0x20/0x20 [ 69.185112][ T7756] ? arch_stack_walk+0x93/0xe0 [ 69.189860][ T7756] ? stack_trace_save+0x8c/0xc0 [ 69.194692][ T7756] ? stack_trace_consume_entry+0x160/0x160 [ 69.200495][ T7756] ? fs_reclaim_release+0x9c/0xf0 [ 69.205513][ T7756] ? lock_is_held_type+0xfa/0x130 [ 69.210538][ T7756] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 69.216057][ T7756] ? trace_kmalloc+0x32/0xf0 [ 69.220618][ T7756] ? kmem_cache_alloc_trace+0x20b/0x440 [ 69.226137][ T7756] rtnl_newlink+0x5a/0x90 [ 69.230448][ T7756] rtnetlink_rcv_msg+0x31d/0x8d0 [ 69.235356][ T7756] ? __dev_queue_xmit+0x1531/0x2d80 [ 69.240528][ T7756] ? rtnl_newlink+0x90/0x90 [ 69.245020][ T7756] ? check_preemption_disabled+0x36/0xd0 [ 69.250726][ T7756] ? netdev_core_pick_tx+0x290/0x290 [ 69.256070][ T7756] ? lock_acquire+0x160/0x5d0 [ 69.260737][ T7756] netlink_rcv_skb+0x118/0x370 [ 69.265473][ T7756] ? rtnl_newlink+0x90/0x90 [ 69.269949][ T7756] ? netlink_ack+0x930/0x930 [ 69.274537][ T7756] ? netlink_deliver_tap+0x130/0x9a0 [ 69.279816][ T7756] netlink_unicast+0x42e/0x700 [ 69.284557][ T7756] ? netlink_attachskb+0x750/0x750 [ 69.289654][ T7756] ? __build_skb_around+0x1f3/0x2b0 [ 69.294842][ T7756] netlink_sendmsg+0x704/0xbf0 [ 69.299583][ T7756] ? netlink_unicast+0x700/0x700 [ 69.304494][ T7756] ? netlink_unicast+0x700/0x700 [ 69.309415][ T7756] sock_sendmsg+0xab/0xe0 [ 69.313730][ T7756] ____sys_sendmsg+0x5bf/0x7a0 [ 69.318495][ T7756] ? kernel_sendmsg+0x30/0x30 [ 69.323145][ T7756] ? do_recvmmsg+0x550/0x550 [ 69.327711][ T7756] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 69.333680][ T7756] ___sys_sendmsg+0xd3/0x150 [ 69.338244][ T7756] ? sendmsg_copy_msghdr+0x110/0x110 [ 69.343501][ T7756] ? find_held_lock+0x2d/0x110 [ 69.348252][ T7756] ? check_preemption_disabled+0x36/0xd0 [ 69.353870][ T7756] ? lock_release+0x424/0x7e0 [ 69.358530][ T7756] ? __fget_files+0x17c/0x2e0 [ 69.363190][ T7756] ? lock_downgrade+0x7b0/0x7b0 [ 69.368012][ T7756] ? find_held_lock+0x2d/0x110 [ 69.372839][ T7756] ? check_preemption_disabled+0x36/0xd0 [ 69.378450][ T7756] ? lock_is_held_type+0xfa/0x130 [ 69.383448][ T7756] ? __fget_files+0x194/0x2e0 [ 69.388098][ T7756] ? __fget_light+0xbe/0x220 [ 69.392661][ T7756] __sys_sendmsg+0xb2/0x140 [ 69.397156][ T7756] ? __sys_sendmsg_sock+0x10/0x10 [ 69.402161][ T7756] ? check_preemption_disabled+0x36/0xd0 [ 69.407763][ T7756] ? syscall_enter_from_user_mode+0x1d/0x60 [ 69.413627][ T7756] ? lockdep_hardirqs_on+0x54/0x100 [ 69.418796][ T7756] do_syscall_64+0x35/0xb0 [ 69.423186][ T7756] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 69.429049][ T7756] RIP: 0033:0x464d29 [ 69.432914][ T7756] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 69.452502][ T7756] RSP: 002b:00007f4c4b0e1188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 69.460894][ T7756] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 69.468842][ T7756] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 69.476786][ T7756] RBP: 00007f4c4b0e11d0 R08: 0000000000000000 R09: 0000000000000000 [ 69.484728][ T7756] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 69.492677][ T7756] R13: 00007fffaafd820f R14: 00007f4c4b0e1300 R15: 0000000000022000 2021/08/21 17:22:00 executed programs: 49 [ 69.805954][ T7764] __nla_validate_parse: 1 callbacks suppressed [ 69.805963][ T7764] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 70.068415][ T7765] FAULT_INJECTION: forcing a failure. [ 70.068415][ T7765] name failslab, interval 1, probability 0, space 0, times 0 [ 70.081358][ T7765] CPU: 0 PID: 7765 Comm: syz-executor.3 Not tainted 5.14.0-rc6-syzkaller #0 [ 70.090065][ T7765] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.100111][ T7765] Call Trace: [ 70.103419][ T7765] dump_stack_lvl+0xbd/0xe2 [ 70.107903][ T7765] should_fail.cold+0x5/0xa [ 70.112412][ T7765] ? switchdev_deferred_enqueue+0x22/0x1f0 [ 70.118204][ T7765] should_failslab+0x5/0x10 [ 70.122690][ T7765] __kmalloc+0x79/0x470 [ 70.126822][ T7765] ? switchdev_port_attr_notify.constprop.0+0x110/0x110 [ 70.133733][ T7765] switchdev_deferred_enqueue+0x22/0x1f0 [ 70.139374][ T7765] br_set_state+0x168/0x1d0 [ 70.143852][ T7765] ? br_designated_port_selection+0x6c0/0x6c0 [ 70.149909][ T7765] ? lock_release+0x7e0/0x7e0 [ 70.154568][ T7765] ? do_raw_spin_lock+0x120/0x2b0 [ 70.159566][ T7765] ? rwlock_bug.part.0+0x90/0x90 [ 70.164477][ T7765] ? check_preemption_disabled+0x36/0xd0 [ 70.170091][ T7765] br_stp_disable_port+0x5e/0x1a0 [ 70.175095][ T7765] br_device_event+0x60c/0x710 [ 70.179839][ T7765] ? br_net_exit+0x170/0x170 [ 70.184405][ T7765] ? packet_notifier+0x376/0x6a0 [ 70.189324][ T7765] notifier_call_chain+0x94/0x170 [ 70.194328][ T7765] dev_close_many+0x28c/0x560 [ 70.198986][ T7765] ? __lock_acquire+0xbe2/0x52b0 [ 70.203911][ T7765] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 70.209959][ T7765] __dev_change_net_namespace+0xb88/0x1120 [ 70.215739][ T7765] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 70.221360][ T7765] ? check_preemption_disabled+0x36/0xd0 [ 70.226971][ T7765] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 70.232157][ T7765] ? security_capable+0x4c/0x90 [ 70.236999][ T7765] ? ns_capable+0x4c/0xc0 [ 70.241319][ T7765] do_setlink+0x1d3/0x2cb0 [ 70.245810][ T7765] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 70.251771][ T7765] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 70.257738][ T7765] ? orc_sort_cmp+0xd0/0x140 [ 70.262301][ T7765] ? rtnetlink_put_metrics+0x480/0x480 [ 70.267734][ T7765] ? mark_lock+0xf0/0x15f0 [ 70.272131][ T7765] ? __lock_acquire+0xbe2/0x52b0 [ 70.277044][ T7765] ? lock_chain_count+0x20/0x20 [ 70.281871][ T7765] ? memset+0x20/0x40 [ 70.285833][ T7765] ? __nla_validate_parse+0xb2/0x1fd0 [ 70.291187][ T7765] ? lock_chain_count+0x20/0x20 [ 70.296141][ T7765] ? nla_get_range_signed+0x540/0x540 [ 70.301511][ T7765] ? __lock_acquire+0xbe2/0x52b0 [ 70.306426][ T7765] __rtnl_newlink+0xaca/0x13b0 [ 70.311254][ T7765] ? lock_is_held_type+0xfa/0x130 [ 70.316252][ T7765] ? rtnl_setlink+0x330/0x330 [ 70.320902][ T7765] ? check_preemption_disabled+0x36/0xd0 [ 70.326515][ T7765] ? lock_release+0x424/0x7e0 [ 70.331166][ T7765] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 70.337205][ T7765] ? is_bpf_text_address+0x65/0xe0 [ 70.342289][ T7765] ? kernel_text_address+0xbd/0xf0 [ 70.347375][ T7765] ? __kernel_text_address+0x9/0x30 [ 70.352553][ T7765] ? unwind_get_return_address+0x51/0x90 [ 70.358159][ T7765] ? create_prof_cpu_mask+0x20/0x20 [ 70.363340][ T7765] ? arch_stack_walk+0x93/0xe0 [ 70.368088][ T7765] ? stack_trace_save+0x8c/0xc0 [ 70.372927][ T7765] ? stack_trace_consume_entry+0x160/0x160 [ 70.378729][ T7765] ? fs_reclaim_release+0x9c/0xf0 [ 70.383734][ T7765] ? lock_is_held_type+0xfa/0x130 [ 70.388762][ T7765] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 70.394278][ T7765] ? trace_kmalloc+0x32/0xf0 [ 70.398838][ T7765] ? kmem_cache_alloc_trace+0x20b/0x440 [ 70.404355][ T7765] rtnl_newlink+0x5a/0x90 [ 70.408667][ T7765] rtnetlink_rcv_msg+0x31d/0x8d0 [ 70.413578][ T7765] ? rtnl_newlink+0x90/0x90 [ 70.418059][ T7765] ? check_preemption_disabled+0x36/0xd0 [ 70.423662][ T7765] ? lock_acquire+0x222/0x5d0 [ 70.428314][ T7765] netlink_rcv_skb+0x118/0x370 [ 70.433057][ T7765] ? rtnl_newlink+0x90/0x90 [ 70.437549][ T7765] ? netlink_ack+0x930/0x930 [ 70.442110][ T7765] ? netlink_deliver_tap+0x130/0x9a0 [ 70.447389][ T7765] netlink_unicast+0x42e/0x700 [ 70.452150][ T7765] ? netlink_attachskb+0x750/0x750 [ 70.457252][ T7765] ? __build_skb_around+0x1f3/0x2b0 [ 70.462438][ T7765] netlink_sendmsg+0x704/0xbf0 [ 70.467191][ T7765] ? netlink_unicast+0x700/0x700 [ 70.472102][ T7765] ? netlink_unicast+0x700/0x700 [ 70.477008][ T7765] sock_sendmsg+0xab/0xe0 [ 70.481329][ T7765] ____sys_sendmsg+0x5bf/0x7a0 [ 70.486071][ T7765] ? kernel_sendmsg+0x30/0x30 [ 70.490990][ T7765] ? do_recvmmsg+0x550/0x550 [ 70.495560][ T7765] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 70.501514][ T7765] ___sys_sendmsg+0xd3/0x150 [ 70.506084][ T7765] ? sendmsg_copy_msghdr+0x110/0x110 [ 70.511342][ T7765] ? find_held_lock+0x2d/0x110 [ 70.516082][ T7765] ? check_preemption_disabled+0x36/0xd0 [ 70.521691][ T7765] ? lock_release+0x424/0x7e0 [ 70.526341][ T7765] ? __fget_files+0x17c/0x2e0 [ 70.530993][ T7765] ? lock_downgrade+0x7b0/0x7b0 [ 70.535831][ T7765] ? find_held_lock+0x2d/0x110 [ 70.540570][ T7765] ? check_preemption_disabled+0x36/0xd0 [ 70.546182][ T7765] ? lock_is_held_type+0xfa/0x130 [ 70.551189][ T7765] ? __fget_files+0x194/0x2e0 [ 70.555839][ T7765] ? __fget_light+0xbe/0x220 [ 70.560406][ T7765] __sys_sendmsg+0xb2/0x140 [ 70.564890][ T7765] ? __sys_sendmsg_sock+0x10/0x10 [ 70.569895][ T7765] ? check_preemption_disabled+0x36/0xd0 [ 70.575499][ T7765] ? syscall_enter_from_user_mode+0x1d/0x60 [ 70.581367][ T7765] ? lockdep_hardirqs_on+0x54/0x100 [ 70.586548][ T7765] do_syscall_64+0x35/0xb0 [ 70.590938][ T7765] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 70.596813][ T7765] RIP: 0033:0x464d29 [ 70.600695][ T7765] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 70.620314][ T7765] RSP: 002b:00007fc21f376188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 70.628699][ T7765] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 70.636646][ T7765] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 70.644592][ T7765] RBP: 00007fc21f3761d0 R08: 0000000000000000 R09: 0000000000000000 [ 70.652537][ T7765] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 70.660478][ T7765] R13: 00007ffd90ed09ef R14: 00007fc21f376300 R15: 0000000000022000 [ 70.668575][ T7765] bridge0: error setting offload STP state on port 1(bridge_slave_0) [ 70.689539][ T7765] device bridge_slave_0 left promiscuous mode [ 70.696495][ T7765] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.791361][ T7788] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 70.815599][ T7792] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 71.201121][ T7798] FAULT_INJECTION: forcing a failure. [ 71.201121][ T7798] name failslab, interval 1, probability 0, space 0, times 0 [ 71.221911][ T7798] CPU: 0 PID: 7798 Comm: syz-executor.2 Not tainted 5.14.0-rc6-syzkaller #0 [ 71.230590][ T7798] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.240636][ T7798] Call Trace: [ 71.243906][ T7798] dump_stack_lvl+0xbd/0xe2 [ 71.248401][ T7798] should_fail.cold+0x5/0xa [ 71.252892][ T7798] should_failslab+0x5/0x10 [ 71.257381][ T7798] kmem_cache_alloc_node+0x60/0x540 [ 71.262566][ T7798] __alloc_skb+0x153/0x280 [ 71.266969][ T7798] rtmsg_ifa+0x142/0x220 [ 71.271192][ T7798] ? inet_fill_ifaddr+0xc30/0xc30 [ 71.276193][ T7798] ? check_preemption_disabled+0x36/0xd0 [ 71.281812][ T7798] ? check_preemption_disabled+0x36/0xd0 [ 71.287416][ T7798] __inet_del_ifa+0x380/0xcf0 [ 71.292063][ T7798] ? lock_is_held_type+0xfa/0x130 [ 71.297059][ T7798] ? check_preemption_disabled+0x36/0xd0 [ 71.302658][ T7798] ? lock_is_held_type+0xfa/0x130 [ 71.307665][ T7798] inetdev_event+0x4e5/0x1190 [ 71.312310][ T7798] ? devinet_init_net+0x5b0/0x5b0 [ 71.317300][ T7798] ? _raw_spin_unlock_irqrestore+0x2d/0x90 [ 71.323084][ T7798] ? skb_dequeue+0x110/0x1a0 [ 71.327648][ T7798] notifier_call_chain+0x94/0x170 [ 71.332644][ T7798] __dev_change_net_namespace+0x373/0x1120 [ 71.338421][ T7798] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 71.344024][ T7798] ? check_preemption_disabled+0x36/0xd0 [ 71.349631][ T7798] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 71.354810][ T7798] ? security_capable+0x4c/0x90 [ 71.359632][ T7798] ? ns_capable+0x4c/0xc0 [ 71.363938][ T7798] do_setlink+0x1d3/0x2cb0 [ 71.368332][ T7798] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 71.374281][ T7798] ? __kernel_text_address+0x9/0x30 [ 71.379449][ T7798] ? unwind_get_return_address+0x51/0x90 [ 71.385089][ T7798] ? rtnetlink_put_metrics+0x480/0x480 [ 71.390517][ T7798] ? mark_lock+0xf0/0x15f0 [ 71.394904][ T7798] ? mark_lock+0xf0/0x15f0 [ 71.399312][ T7798] ? __lock_acquire+0xbe2/0x52b0 [ 71.404221][ T7798] ? lock_chain_count+0x20/0x20 [ 71.409041][ T7798] ? memset+0x20/0x40 [ 71.412998][ T7798] ? __nla_validate_parse+0xb2/0x1fd0 [ 71.418342][ T7798] ? lock_chain_count+0x20/0x20 [ 71.423160][ T7798] ? __lock_acquire+0xbe2/0x52b0 [ 71.428240][ T7798] ? nla_get_range_signed+0x540/0x540 [ 71.433579][ T7798] ? __lock_acquire+0xbe2/0x52b0 [ 71.438489][ T7798] __rtnl_newlink+0xaca/0x13b0 [ 71.443223][ T7798] ? lock_is_held_type+0xfa/0x130 [ 71.448230][ T7798] ? rtnl_setlink+0x330/0x330 [ 71.452871][ T7798] ? check_preemption_disabled+0x36/0xd0 [ 71.458473][ T7798] ? lock_release+0x424/0x7e0 [ 71.463118][ T7798] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 71.469153][ T7798] ? is_bpf_text_address+0x65/0xe0 [ 71.474235][ T7798] ? kernel_text_address+0xbd/0xf0 [ 71.479315][ T7798] ? __kernel_text_address+0x9/0x30 [ 71.484519][ T7798] ? unwind_get_return_address+0x51/0x90 [ 71.490133][ T7798] ? create_prof_cpu_mask+0x20/0x20 [ 71.495386][ T7798] ? arch_stack_walk+0x93/0xe0 [ 71.500122][ T7798] ? stack_trace_save+0x8c/0xc0 [ 71.505010][ T7798] ? stack_trace_consume_entry+0x160/0x160 [ 71.510850][ T7798] ? fs_reclaim_release+0x9c/0xf0 [ 71.515944][ T7798] ? lock_is_held_type+0xfa/0x130 [ 71.520944][ T7798] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 71.526460][ T7798] ? trace_kmalloc+0x32/0xf0 [ 71.531015][ T7798] ? kmem_cache_alloc_trace+0x20b/0x440 [ 71.536533][ T7798] rtnl_newlink+0x5a/0x90 [ 71.540836][ T7798] rtnetlink_rcv_msg+0x31d/0x8d0 [ 71.545739][ T7798] ? __dev_queue_xmit+0x1531/0x2d80 [ 71.550993][ T7798] ? rtnl_newlink+0x90/0x90 [ 71.555479][ T7798] ? check_preemption_disabled+0x36/0xd0 [ 71.561077][ T7798] ? netdev_core_pick_tx+0x290/0x290 [ 71.566327][ T7798] ? lock_acquire+0x160/0x5d0 [ 71.570977][ T7798] netlink_rcv_skb+0x118/0x370 [ 71.575710][ T7798] ? rtnl_newlink+0x90/0x90 [ 71.580182][ T7798] ? netlink_ack+0x930/0x930 [ 71.584744][ T7798] ? netlink_deliver_tap+0x130/0x9a0 [ 71.590004][ T7798] netlink_unicast+0x42e/0x700 [ 71.594742][ T7798] ? netlink_attachskb+0x750/0x750 [ 71.599822][ T7798] ? __build_skb_around+0x1f3/0x2b0 [ 71.605017][ T7798] netlink_sendmsg+0x704/0xbf0 [ 71.609759][ T7798] ? netlink_unicast+0x700/0x700 [ 71.615110][ T7798] ? netlink_unicast+0x700/0x700 [ 71.620028][ T7798] sock_sendmsg+0xab/0xe0 [ 71.624339][ T7798] ____sys_sendmsg+0x5bf/0x7a0 [ 71.629109][ T7798] ? kernel_sendmsg+0x30/0x30 [ 71.633755][ T7798] ? do_recvmmsg+0x550/0x550 [ 71.638317][ T7798] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 71.644276][ T7798] ___sys_sendmsg+0xd3/0x150 [ 71.648845][ T7798] ? sendmsg_copy_msghdr+0x110/0x110 [ 71.654099][ T7798] ? find_held_lock+0x2d/0x110 [ 71.658842][ T7798] ? check_preemption_disabled+0x36/0xd0 [ 71.664445][ T7798] ? lock_release+0x424/0x7e0 [ 71.669177][ T7798] ? __fget_files+0x17c/0x2e0 [ 71.673835][ T7798] ? lock_downgrade+0x7b0/0x7b0 [ 71.678655][ T7798] ? find_held_lock+0x2d/0x110 [ 71.683385][ T7798] ? check_preemption_disabled+0x36/0xd0 [ 71.688989][ T7798] ? lock_is_held_type+0xfa/0x130 [ 71.693985][ T7798] ? __fget_files+0x194/0x2e0 [ 71.698633][ T7798] ? __fget_light+0xbe/0x220 [ 71.703194][ T7798] __sys_sendmsg+0xb2/0x140 [ 71.707670][ T7798] ? __sys_sendmsg_sock+0x10/0x10 [ 71.712665][ T7798] ? check_preemption_disabled+0x36/0xd0 [ 71.718272][ T7798] ? syscall_enter_from_user_mode+0x1d/0x60 [ 71.724131][ T7798] ? lockdep_hardirqs_on+0x54/0x100 [ 71.729299][ T7798] do_syscall_64+0x35/0xb0 [ 71.733686][ T7798] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 71.739561][ T7798] RIP: 0033:0x464d29 [ 71.743430][ T7798] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 71.763003][ T7798] RSP: 002b:00007f06d0fce188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 71.771393][ T7798] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 71.779335][ T7798] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 71.787274][ T7798] RBP: 00007f06d0fce1d0 R08: 0000000000000000 R09: 0000000000000000 [ 71.795229][ T7798] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 71.803169][ T7798] R13: 00007ffd7b5e102f R14: 00007f06d0fce300 R15: 0000000000022000 [ 71.881672][ T7814] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 71.910894][ T7816] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 72.233744][ T7817] FAULT_INJECTION: forcing a failure. [ 72.233744][ T7817] name failslab, interval 1, probability 0, space 0, times 0 [ 72.246370][ T7817] CPU: 0 PID: 7817 Comm: syz-executor.0 Not tainted 5.14.0-rc6-syzkaller #0 [ 72.255259][ T7817] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.265291][ T7817] Call Trace: [ 72.268690][ T7817] dump_stack_lvl+0xbd/0xe2 [ 72.273222][ T7817] should_fail.cold+0x5/0xa [ 72.277703][ T7817] ? mark_held_locks+0x9f/0xe0 [ 72.282450][ T7817] should_failslab+0x5/0x10 [ 72.286973][ T7817] kmem_cache_alloc_node_trace+0x66/0x570 [ 72.292673][ T7817] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 72.298195][ T7817] __kmalloc_node_track_caller+0x38/0x60 [ 72.303831][ T7817] __alloc_skb+0x8b/0x280 [ 72.308138][ T7817] __neigh_notify+0x7f/0x110 [ 72.312708][ T7817] neigh_cleanup_and_release+0x5a/0x220 [ 72.318228][ T7817] neigh_flush_dev+0x4a7/0x7e0 [ 72.322988][ T7817] ? lock_release+0x424/0x7e0 [ 72.327646][ T7817] __neigh_ifdown.isra.0+0x44/0x390 [ 72.332815][ T7817] ? __local_bh_enable_ip+0x11f/0x220 [ 72.338165][ T7817] ? rt6_disable_ip+0x491/0x6b0 [ 72.343182][ T7817] neigh_ifdown+0x7/0x10 [ 72.347399][ T7817] rt6_disable_ip+0x56c/0x6b0 [ 72.352081][ T7817] ? rt6_sync_down_dev+0x120/0x120 [ 72.357177][ T7817] ? mark_lock+0xf0/0x15f0 [ 72.361583][ T7817] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 72.366937][ T7817] ? lock_chain_count+0x20/0x20 [ 72.371764][ T7817] ? add_addr+0x2c0/0x2c0 [ 72.376068][ T7817] ? check_preemption_disabled+0x36/0xd0 [ 72.381672][ T7817] ? lock_is_held_type+0xfa/0x130 [ 72.386671][ T7817] addrconf_notify+0x44f/0x1d40 [ 72.391503][ T7817] ? mark_held_locks+0x9f/0xe0 [ 72.396253][ T7817] ? check_preemption_disabled+0x36/0xd0 [ 72.401857][ T7817] ? tls_device_sk_destruct+0x610/0x610 [ 72.407377][ T7817] ? clusterip_netdev_event+0x34e/0x550 [ 72.412896][ T7817] ? inet6_ifinfo_notify+0x100/0x100 [ 72.418162][ T7817] ? __local_bh_enable_ip+0x11f/0x220 [ 72.423507][ T7817] ? clusterip_netdev_event+0x34e/0x550 [ 72.429029][ T7817] notifier_call_chain+0x94/0x170 [ 72.434050][ T7817] dev_close_many+0x28c/0x560 [ 72.438707][ T7817] ? __lock_acquire+0xbe2/0x52b0 [ 72.443622][ T7817] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 72.449674][ T7817] __dev_change_net_namespace+0xb88/0x1120 [ 72.455456][ T7817] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 72.461064][ T7817] ? check_preemption_disabled+0x36/0xd0 [ 72.466681][ T7817] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 72.471857][ T7817] ? security_capable+0x4c/0x90 [ 72.476681][ T7817] ? ns_capable+0x4c/0xc0 [ 72.480990][ T7817] do_setlink+0x1d3/0x2cb0 [ 72.485382][ T7817] ? update_group_capacity+0x960/0x960 [ 72.490811][ T7817] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 72.496766][ T7817] ? orc_sort_cmp+0xd0/0x140 [ 72.501335][ T7817] ? rtnetlink_put_metrics+0x480/0x480 [ 72.506781][ T7817] ? mark_lock+0xf0/0x15f0 [ 72.511173][ T7817] ? __lock_acquire+0xbe2/0x52b0 [ 72.516090][ T7817] ? lock_chain_count+0x20/0x20 [ 72.520934][ T7817] ? mark_lock+0xf0/0x15f0 [ 72.525326][ T7817] ? memset+0x20/0x40 [ 72.529342][ T7817] ? __nla_validate_parse+0xb2/0x1fd0 [ 72.534696][ T7817] ? nla_get_range_signed+0x540/0x540 [ 72.540044][ T7817] ? __lock_acquire+0xbe2/0x52b0 [ 72.544973][ T7817] __rtnl_newlink+0xaca/0x13b0 [ 72.549732][ T7817] ? lock_is_held_type+0xfa/0x130 [ 72.554731][ T7817] ? rtnl_setlink+0x330/0x330 [ 72.559381][ T7817] ? check_preemption_disabled+0x36/0xd0 [ 72.564985][ T7817] ? lock_release+0x424/0x7e0 [ 72.569640][ T7817] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 72.575692][ T7817] ? is_bpf_text_address+0x65/0xe0 [ 72.580790][ T7817] ? kernel_text_address+0xbd/0xf0 [ 72.585877][ T7817] ? __kernel_text_address+0x9/0x30 [ 72.591051][ T7817] ? unwind_get_return_address+0x51/0x90 [ 72.596661][ T7817] ? create_prof_cpu_mask+0x20/0x20 [ 72.601839][ T7817] ? arch_stack_walk+0x93/0xe0 [ 72.606590][ T7817] ? stack_trace_save+0x8c/0xc0 [ 72.611428][ T7817] ? stack_trace_consume_entry+0x160/0x160 [ 72.617245][ T7817] ? fs_reclaim_release+0x9c/0xf0 [ 72.622252][ T7817] ? lock_is_held_type+0xfa/0x130 [ 72.627252][ T7817] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 72.632775][ T7817] ? trace_kmalloc+0x32/0xf0 [ 72.637336][ T7817] ? kmem_cache_alloc_trace+0x20b/0x440 [ 72.642897][ T7817] rtnl_newlink+0x5a/0x90 [ 72.647203][ T7817] rtnetlink_rcv_msg+0x31d/0x8d0 [ 72.652154][ T7817] ? __dev_queue_xmit+0x1531/0x2d80 [ 72.657324][ T7817] ? rtnl_newlink+0x90/0x90 [ 72.661803][ T7817] ? check_preemption_disabled+0x36/0xd0 [ 72.667406][ T7817] ? netdev_core_pick_tx+0x290/0x290 [ 72.672666][ T7817] ? lock_acquire+0x160/0x5d0 [ 72.677377][ T7817] netlink_rcv_skb+0x118/0x370 [ 72.682115][ T7817] ? rtnl_newlink+0x90/0x90 [ 72.686599][ T7817] ? netlink_ack+0x930/0x930 [ 72.691163][ T7817] ? netlink_deliver_tap+0x130/0x9a0 [ 72.696428][ T7817] netlink_unicast+0x42e/0x700 [ 72.701167][ T7817] ? netlink_attachskb+0x750/0x750 [ 72.706246][ T7817] ? __build_skb_around+0x1f3/0x2b0 [ 72.711434][ T7817] netlink_sendmsg+0x704/0xbf0 [ 72.716182][ T7817] ? netlink_unicast+0x700/0x700 [ 72.721139][ T7817] ? netlink_unicast+0x700/0x700 [ 72.726051][ T7817] sock_sendmsg+0xab/0xe0 [ 72.730354][ T7817] ____sys_sendmsg+0x5bf/0x7a0 [ 72.735089][ T7817] ? kernel_sendmsg+0x30/0x30 [ 72.739735][ T7817] ? do_recvmmsg+0x550/0x550 [ 72.744297][ T7817] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 72.750254][ T7817] ___sys_sendmsg+0xd3/0x150 [ 72.754820][ T7817] ? sendmsg_copy_msghdr+0x110/0x110 [ 72.760073][ T7817] ? find_held_lock+0x2d/0x110 [ 72.764807][ T7817] ? check_preemption_disabled+0x36/0xd0 [ 72.770410][ T7817] ? lock_release+0x424/0x7e0 [ 72.775057][ T7817] ? __fget_files+0x17c/0x2e0 [ 72.779709][ T7817] ? lock_downgrade+0x7b0/0x7b0 [ 72.784540][ T7817] ? find_held_lock+0x2d/0x110 [ 72.789275][ T7817] ? check_preemption_disabled+0x36/0xd0 [ 72.794876][ T7817] ? lock_is_held_type+0xfa/0x130 [ 72.799878][ T7817] ? __fget_files+0x194/0x2e0 [ 72.804546][ T7817] ? __fget_light+0xbe/0x220 [ 72.809109][ T7817] __sys_sendmsg+0xb2/0x140 [ 72.813599][ T7817] ? __sys_sendmsg_sock+0x10/0x10 [ 72.818618][ T7817] ? check_preemption_disabled+0x36/0xd0 [ 72.824236][ T7817] ? syscall_enter_from_user_mode+0x1d/0x60 [ 72.830373][ T7817] ? lockdep_hardirqs_on+0x54/0x100 [ 72.835552][ T7817] do_syscall_64+0x35/0xb0 [ 72.839971][ T7817] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 72.845849][ T7817] RIP: 0033:0x464d29 [ 72.849717][ T7817] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 72.869404][ T7817] RSP: 002b:00007feff773d188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 72.877881][ T7817] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 72.885837][ T7817] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 72.893843][ T7817] RBP: 00007feff773d1d0 R08: 0000000000000000 R09: 0000000000000000 [ 72.901791][ T7817] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 72.909737][ T7817] R13: 00007ffc9f3c6c4f R14: 00007feff773d300 R15: 0000000000022000 [ 73.210014][ T7834] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 73.636353][ T7837] FAULT_INJECTION: forcing a failure. [ 73.636353][ T7837] name failslab, interval 1, probability 0, space 0, times 0 [ 73.649057][ T7837] CPU: 0 PID: 7837 Comm: syz-executor.5 Not tainted 5.14.0-rc6-syzkaller #0 [ 73.657713][ T7837] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.667745][ T7837] Call Trace: [ 73.671003][ T7837] dump_stack_lvl+0xbd/0xe2 [ 73.675493][ T7837] should_fail.cold+0x5/0xa [ 73.679976][ T7837] should_failslab+0x5/0x10 [ 73.684469][ T7837] kmem_cache_alloc_node_trace+0x66/0x570 [ 73.690168][ T7837] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 73.695689][ T7837] __kmalloc_node_track_caller+0x38/0x60 [ 73.701294][ T7837] __alloc_skb+0x8b/0x280 [ 73.705614][ T7837] rtmsg_ifa+0x142/0x220 [ 73.709838][ T7837] ? inet_fill_ifaddr+0xc30/0xc30 [ 73.714832][ T7837] ? check_preemption_disabled+0x36/0xd0 [ 73.720436][ T7837] ? check_preemption_disabled+0x36/0xd0 [ 73.726069][ T7837] __inet_del_ifa+0x380/0xcf0 [ 73.730728][ T7837] ? lock_is_held_type+0xfa/0x130 [ 73.735736][ T7837] ? check_preemption_disabled+0x36/0xd0 [ 73.741341][ T7837] ? lock_is_held_type+0xfa/0x130 [ 73.746340][ T7837] inetdev_event+0x4e5/0x1190 [ 73.750990][ T7837] ? devinet_init_net+0x5b0/0x5b0 [ 73.755982][ T7837] ? _raw_spin_unlock_irqrestore+0x2d/0x90 [ 73.761763][ T7837] ? skb_dequeue+0x110/0x1a0 [ 73.766338][ T7837] notifier_call_chain+0x94/0x170 [ 73.771346][ T7837] __dev_change_net_namespace+0x373/0x1120 [ 73.777130][ T7837] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 73.782738][ T7837] ? check_preemption_disabled+0x36/0xd0 [ 73.788343][ T7837] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 73.793517][ T7837] ? security_capable+0x4c/0x90 [ 73.798347][ T7837] ? ns_capable+0x4c/0xc0 [ 73.802659][ T7837] do_setlink+0x1d3/0x2cb0 [ 73.807114][ T7837] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 73.813076][ T7837] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 73.819083][ T7837] ? orc_sort_cmp+0xd0/0x140 [ 73.823648][ T7837] ? rtnetlink_put_metrics+0x480/0x480 [ 73.829084][ T7837] ? mark_lock+0xf0/0x15f0 [ 73.833479][ T7837] ? mark_lock+0xf0/0x15f0 [ 73.837868][ T7837] ? __lock_acquire+0xbe2/0x52b0 [ 73.842785][ T7837] ? lock_chain_count+0x20/0x20 [ 73.847610][ T7837] ? memset+0x20/0x40 [ 73.851570][ T7837] ? __nla_validate_parse+0xb2/0x1fd0 [ 73.856916][ T7837] ? lock_chain_count+0x20/0x20 [ 73.861739][ T7837] ? __lock_acquire+0xbe2/0x52b0 [ 73.866650][ T7837] ? nla_get_range_signed+0x540/0x540 [ 73.871996][ T7837] ? __lock_acquire+0xbe2/0x52b0 [ 73.876921][ T7837] __rtnl_newlink+0xaca/0x13b0 [ 73.881700][ T7837] ? lock_is_held_type+0xfa/0x130 [ 73.886697][ T7837] ? rtnl_setlink+0x330/0x330 [ 73.891349][ T7837] ? check_preemption_disabled+0x36/0xd0 [ 73.896970][ T7837] ? lock_release+0x424/0x7e0 [ 73.901626][ T7837] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 73.907668][ T7837] ? is_bpf_text_address+0x65/0xe0 [ 73.912753][ T7837] ? kernel_text_address+0xbd/0xf0 [ 73.917833][ T7837] ? __kernel_text_address+0x9/0x30 [ 73.923005][ T7837] ? unwind_get_return_address+0x51/0x90 [ 73.928609][ T7837] ? create_prof_cpu_mask+0x20/0x20 [ 73.933780][ T7837] ? arch_stack_walk+0x93/0xe0 [ 73.938521][ T7837] ? stack_trace_save+0x8c/0xc0 [ 73.943346][ T7837] ? stack_trace_consume_entry+0x160/0x160 [ 73.949178][ T7837] ? fs_reclaim_release+0x9c/0xf0 [ 73.954182][ T7837] ? lock_is_held_type+0xfa/0x130 [ 73.959180][ T7837] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 73.964695][ T7837] ? trace_kmalloc+0x32/0xf0 [ 73.969252][ T7837] ? kmem_cache_alloc_trace+0x20b/0x440 [ 73.974770][ T7837] rtnl_newlink+0x5a/0x90 [ 73.979075][ T7837] rtnetlink_rcv_msg+0x31d/0x8d0 [ 73.983985][ T7837] ? __dev_queue_xmit+0x1531/0x2d80 [ 73.989158][ T7837] ? rtnl_newlink+0x90/0x90 [ 73.993639][ T7837] ? check_preemption_disabled+0x36/0xd0 [ 73.999248][ T7837] ? netdev_core_pick_tx+0x290/0x290 [ 74.004509][ T7837] ? lock_acquire+0x160/0x5d0 [ 74.009173][ T7837] netlink_rcv_skb+0x118/0x370 [ 74.013909][ T7837] ? rtnl_newlink+0x90/0x90 [ 74.018383][ T7837] ? netlink_ack+0x930/0x930 [ 74.022943][ T7837] ? netlink_deliver_tap+0x130/0x9a0 [ 74.028204][ T7837] netlink_unicast+0x42e/0x700 [ 74.032938][ T7837] ? netlink_attachskb+0x750/0x750 [ 74.038020][ T7837] ? __build_skb_around+0x1f3/0x2b0 [ 74.043196][ T7837] netlink_sendmsg+0x704/0xbf0 [ 74.047938][ T7837] ? netlink_unicast+0x700/0x700 [ 74.052851][ T7837] ? netlink_unicast+0x700/0x700 [ 74.057761][ T7837] sock_sendmsg+0xab/0xe0 [ 74.062071][ T7837] ____sys_sendmsg+0x5bf/0x7a0 [ 74.066810][ T7837] ? kernel_sendmsg+0x30/0x30 [ 74.071456][ T7837] ? do_recvmmsg+0x550/0x550 [ 74.076021][ T7837] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 74.081976][ T7837] ___sys_sendmsg+0xd3/0x150 [ 74.086537][ T7837] ? sendmsg_copy_msghdr+0x110/0x110 [ 74.091789][ T7837] ? find_held_lock+0x2d/0x110 [ 74.096523][ T7837] ? check_preemption_disabled+0x36/0xd0 [ 74.102129][ T7837] ? lock_release+0x424/0x7e0 [ 74.106779][ T7837] ? __fget_files+0x17c/0x2e0 [ 74.111433][ T7837] ? lock_downgrade+0x7b0/0x7b0 [ 74.116262][ T7837] ? find_held_lock+0x2d/0x110 [ 74.120999][ T7837] ? check_preemption_disabled+0x36/0xd0 [ 74.126617][ T7837] ? lock_is_held_type+0xfa/0x130 [ 74.131614][ T7837] ? __fget_files+0x194/0x2e0 [ 74.136282][ T7837] ? __fget_light+0xbe/0x220 [ 74.140860][ T7837] __sys_sendmsg+0xb2/0x140 [ 74.145338][ T7837] ? __sys_sendmsg_sock+0x10/0x10 [ 74.150357][ T7837] ? check_preemption_disabled+0x36/0xd0 [ 74.155960][ T7837] ? syscall_enter_from_user_mode+0x1d/0x60 [ 74.161834][ T7837] ? lockdep_hardirqs_on+0x54/0x100 [ 74.167002][ T7837] do_syscall_64+0x35/0xb0 [ 74.171404][ T7837] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 74.177364][ T7837] RIP: 0033:0x464d29 [ 74.181233][ T7837] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 74.200808][ T7837] RSP: 002b:00007f4c4b0e1188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 74.209189][ T7837] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 74.217226][ T7837] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 74.225191][ T7837] RBP: 00007f4c4b0e11d0 R08: 0000000000000000 R09: 0000000000000000 [ 74.233134][ T7837] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 74.241077][ T7837] R13: 00007fffaafd820f R14: 00007f4c4b0e1300 R15: 0000000000022000 [ 74.321763][ T7864] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 74.346970][ T7865] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 74.560976][ T7868] bond0: (slave bond_slave_0): Releasing backup interface [ 74.596749][ T7868] FAULT_INJECTION: forcing a failure. [ 74.596749][ T7868] name failslab, interval 1, probability 0, space 0, times 0 [ 74.609508][ T7868] CPU: 1 PID: 7868 Comm: syz-executor.3 Not tainted 5.14.0-rc6-syzkaller #0 [ 74.618160][ T7868] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.628191][ T7868] Call Trace: [ 74.631449][ T7868] dump_stack_lvl+0xbd/0xe2 [ 74.635934][ T7868] should_fail.cold+0x5/0xa [ 74.640441][ T7868] ? ethnl_default_notify+0x8e/0x510 [ 74.645703][ T7868] should_failslab+0x5/0x10 [ 74.650189][ T7868] __kmalloc+0x79/0x470 [ 74.654327][ T7868] ethnl_default_notify+0x8e/0x510 [ 74.659420][ T7868] ethnl_netdev_event+0x30/0x40 [ 74.664250][ T7868] notifier_call_chain+0x94/0x170 [ 74.669259][ T7868] netdev_change_features+0x76/0xa0 [ 74.674441][ T7868] ? netdev_update_features+0xb0/0xb0 [ 74.679795][ T7868] ? synchronize_rcu+0x160/0x190 [ 74.684712][ T7868] bond_compute_features+0x535/0x920 [ 74.690005][ T7868] ? bond_fix_features+0x2c0/0x2c0 [ 74.695098][ T7868] ? ieee80211_alloc_hw_nm+0x1460/0x1f40 [ 74.700710][ T7868] ? lock_is_held_type+0xfa/0x130 [ 74.705716][ T7868] __bond_release_one.cold+0x4e5/0xac2 [ 74.711167][ T7868] ? bond_enslave+0x4250/0x4250 [ 74.716025][ T7868] ? xsk_notifier+0x73/0x330 [ 74.720610][ T7868] ? __mutex_unlock_slowpath+0xe2/0x610 [ 74.726129][ T7868] ? check_preemption_disabled+0x36/0xd0 [ 74.731738][ T7868] ? wait_for_completion_io+0x280/0x280 [ 74.737255][ T7868] ? check_preemption_disabled+0x36/0xd0 [ 74.742853][ T7868] ? lock_is_held_type+0xfa/0x130 [ 74.747849][ T7868] bond_netdev_event+0x66c/0x780 [ 74.752764][ T7868] notifier_call_chain+0x94/0x170 [ 74.757779][ T7868] __dev_change_net_namespace+0x373/0x1120 [ 74.763567][ T7868] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 74.769188][ T7868] ? check_preemption_disabled+0x36/0xd0 [ 74.774805][ T7868] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 74.780164][ T7868] ? security_capable+0x4c/0x90 [ 74.785004][ T7868] ? ns_capable+0x4c/0xc0 [ 74.789333][ T7868] do_setlink+0x1d3/0x2cb0 [ 74.793731][ T7868] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 74.799693][ T7868] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 74.805676][ T7868] ? orc_sort_cmp+0xd0/0x140 [ 74.810251][ T7868] ? rtnetlink_put_metrics+0x480/0x480 [ 74.815695][ T7868] ? mark_lock+0xf0/0x15f0 [ 74.820241][ T7868] ? __lock_acquire+0xbe2/0x52b0 [ 74.825173][ T7868] ? lock_chain_count+0x20/0x20 [ 74.830013][ T7868] ? memset+0x20/0x40 [ 74.833975][ T7868] ? __nla_validate_parse+0xb2/0x1fd0 [ 74.839347][ T7868] ? lock_chain_count+0x20/0x20 [ 74.844184][ T7868] ? nla_get_range_signed+0x540/0x540 [ 74.849540][ T7868] ? __lock_acquire+0xbe2/0x52b0 [ 74.854467][ T7868] __rtnl_newlink+0xaca/0x13b0 [ 74.859219][ T7868] ? lock_is_held_type+0xfa/0x130 [ 74.864225][ T7868] ? rtnl_setlink+0x330/0x330 [ 74.868982][ T7868] ? check_preemption_disabled+0x36/0xd0 [ 74.874605][ T7868] ? lock_release+0x424/0x7e0 [ 74.879269][ T7868] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 74.885321][ T7868] ? is_bpf_text_address+0x65/0xe0 [ 74.890414][ T7868] ? kernel_text_address+0xbd/0xf0 [ 74.895498][ T7868] ? __kernel_text_address+0x9/0x30 [ 74.900675][ T7868] ? unwind_get_return_address+0x51/0x90 [ 74.906281][ T7868] ? create_prof_cpu_mask+0x20/0x20 [ 74.911461][ T7868] ? arch_stack_walk+0x93/0xe0 [ 74.916210][ T7868] ? stack_trace_save+0x8c/0xc0 [ 74.921040][ T7868] ? stack_trace_consume_entry+0x160/0x160 [ 74.927101][ T7868] ? fs_reclaim_release+0x9c/0xf0 [ 74.932102][ T7868] ? lock_is_held_type+0xfa/0x130 [ 74.937106][ T7868] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 74.942621][ T7868] ? trace_kmalloc+0x32/0xf0 [ 74.947180][ T7868] ? kmem_cache_alloc_trace+0x20b/0x440 [ 74.952697][ T7868] rtnl_newlink+0x5a/0x90 [ 74.957001][ T7868] rtnetlink_rcv_msg+0x31d/0x8d0 [ 74.961914][ T7868] ? rtnl_newlink+0x90/0x90 [ 74.966398][ T7868] ? check_preemption_disabled+0x36/0xd0 [ 74.972011][ T7868] ? lock_acquire+0x222/0x5d0 [ 74.976669][ T7868] netlink_rcv_skb+0x118/0x370 [ 74.981417][ T7868] ? rtnl_newlink+0x90/0x90 [ 74.985913][ T7868] ? netlink_ack+0x930/0x930 [ 74.990481][ T7868] ? netlink_deliver_tap+0x130/0x9a0 [ 74.995759][ T7868] netlink_unicast+0x42e/0x700 [ 75.000506][ T7868] ? netlink_attachskb+0x750/0x750 [ 75.005592][ T7868] ? __build_skb_around+0x1f3/0x2b0 [ 75.010776][ T7868] netlink_sendmsg+0x704/0xbf0 [ 75.015522][ T7868] ? netlink_unicast+0x700/0x700 [ 75.020445][ T7868] ? netlink_unicast+0x700/0x700 [ 75.025361][ T7868] sock_sendmsg+0xab/0xe0 [ 75.029697][ T7868] ____sys_sendmsg+0x5bf/0x7a0 [ 75.034441][ T7868] ? kernel_sendmsg+0x30/0x30 [ 75.039100][ T7868] ? do_recvmmsg+0x550/0x550 [ 75.043667][ T7868] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 75.049632][ T7868] ___sys_sendmsg+0xd3/0x150 [ 75.054201][ T7868] ? sendmsg_copy_msghdr+0x110/0x110 [ 75.059481][ T7868] ? find_held_lock+0x2d/0x110 [ 75.064220][ T7868] ? check_preemption_disabled+0x36/0xd0 [ 75.069837][ T7868] ? lock_release+0x424/0x7e0 [ 75.074490][ T7868] ? __fget_files+0x17c/0x2e0 [ 75.079145][ T7868] ? lock_downgrade+0x7b0/0x7b0 [ 75.083969][ T7868] ? find_held_lock+0x2d/0x110 [ 75.088733][ T7868] ? check_preemption_disabled+0x36/0xd0 [ 75.094341][ T7868] ? lock_is_held_type+0xfa/0x130 [ 75.099621][ T7868] ? __fget_files+0x194/0x2e0 [ 75.104285][ T7868] ? __fget_light+0xbe/0x220 [ 75.108863][ T7868] __sys_sendmsg+0xb2/0x140 [ 75.113341][ T7868] ? __sys_sendmsg_sock+0x10/0x10 [ 75.118365][ T7868] ? check_preemption_disabled+0x36/0xd0 [ 75.123972][ T7868] ? syscall_enter_from_user_mode+0x1d/0x60 [ 75.129850][ T7868] ? lockdep_hardirqs_on+0x54/0x100 [ 75.135030][ T7868] do_syscall_64+0x35/0xb0 [ 75.139427][ T7868] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 75.145296][ T7868] RIP: 0033:0x464d29 [ 75.149172][ T7868] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 75.168749][ T7868] RSP: 002b:00007fc21f376188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 75.177135][ T7868] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 75.185179][ T7868] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 75.193133][ T7868] RBP: 00007fc21f3761d0 R08: 0000000000000000 R09: 0000000000000000 [ 75.201080][ T7868] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 75.209051][ T7868] R13: 00007ffd90ed09ef R14: 00007fc21f376300 R15: 0000000000022000 2021/08/21 17:22:05 executed programs: 56 [ 75.304175][ T7887] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 75.452559][ T7892] FAULT_INJECTION: forcing a failure. [ 75.452559][ T7892] name failslab, interval 1, probability 0, space 0, times 0 [ 75.465207][ T7892] CPU: 0 PID: 7892 Comm: syz-executor.2 Not tainted 5.14.0-rc6-syzkaller #0 [ 75.473859][ T7892] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.484006][ T7892] Call Trace: [ 75.487272][ T7892] dump_stack_lvl+0xbd/0xe2 [ 75.491756][ T7892] should_fail.cold+0x5/0xa [ 75.496235][ T7892] should_failslab+0x5/0x10 [ 75.500731][ T7892] kmem_cache_alloc_node+0x60/0x540 [ 75.505915][ T7892] __alloc_skb+0x153/0x280 [ 75.510308][ T7892] __neigh_notify+0x7f/0x110 [ 75.514872][ T7892] neigh_cleanup_and_release+0x5a/0x220 [ 75.520389][ T7892] neigh_flush_dev+0x4a7/0x7e0 [ 75.525127][ T7892] ? lock_release+0x424/0x7e0 [ 75.529782][ T7892] __neigh_ifdown.isra.0+0x44/0x390 [ 75.534954][ T7892] ? __local_bh_enable_ip+0x11f/0x220 [ 75.540358][ T7892] ? rt6_disable_ip+0x491/0x6b0 [ 75.545208][ T7892] neigh_ifdown+0x7/0x10 [ 75.549427][ T7892] rt6_disable_ip+0x56c/0x6b0 [ 75.554083][ T7892] ? rt6_sync_down_dev+0x120/0x120 [ 75.559175][ T7892] ? mark_lock+0xf0/0x15f0 [ 75.563581][ T7892] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 75.568925][ T7892] ? lock_chain_count+0x20/0x20 [ 75.573773][ T7892] ? add_addr+0x2c0/0x2c0 [ 75.578086][ T7892] ? check_preemption_disabled+0x36/0xd0 [ 75.583699][ T7892] ? lock_is_held_type+0xfa/0x130 [ 75.588717][ T7892] addrconf_notify+0x44f/0x1d40 [ 75.593556][ T7892] ? mark_held_locks+0x9f/0xe0 [ 75.598299][ T7892] ? check_preemption_disabled+0x36/0xd0 [ 75.603902][ T7892] ? tls_device_sk_destruct+0x610/0x610 [ 75.609436][ T7892] ? clusterip_netdev_event+0x34e/0x550 [ 75.614953][ T7892] ? inet6_ifinfo_notify+0x100/0x100 [ 75.620209][ T7892] ? __local_bh_enable_ip+0x11f/0x220 [ 75.625552][ T7892] ? clusterip_netdev_event+0x34e/0x550 [ 75.631071][ T7892] notifier_call_chain+0x94/0x170 [ 75.636080][ T7892] dev_close_many+0x28c/0x560 [ 75.640742][ T7892] ? __lock_acquire+0xbe2/0x52b0 [ 75.645654][ T7892] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 75.651699][ T7892] __dev_change_net_namespace+0xb88/0x1120 [ 75.657475][ T7892] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 75.663082][ T7892] ? check_preemption_disabled+0x36/0xd0 [ 75.668690][ T7892] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 75.673889][ T7892] ? security_capable+0x4c/0x90 [ 75.678715][ T7892] ? ns_capable+0x4c/0xc0 [ 75.683021][ T7892] do_setlink+0x1d3/0x2cb0 [ 75.687415][ T7892] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 75.693369][ T7892] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 75.699332][ T7892] ? orc_sort_cmp+0xd0/0x140 [ 75.703892][ T7892] ? rtnetlink_put_metrics+0x480/0x480 [ 75.709323][ T7892] ? mark_lock+0xf0/0x15f0 [ 75.713733][ T7892] ? mark_lock+0xf0/0x15f0 [ 75.718122][ T7892] ? __lock_acquire+0xbe2/0x52b0 [ 75.723049][ T7892] ? lock_chain_count+0x20/0x20 [ 75.727880][ T7892] ? memset+0x20/0x40 [ 75.731844][ T7892] ? __nla_validate_parse+0xb2/0x1fd0 [ 75.737190][ T7892] ? lock_chain_count+0x20/0x20 [ 75.742014][ T7892] ? __lock_acquire+0xbe2/0x52b0 [ 75.746931][ T7892] ? nla_get_range_signed+0x540/0x540 [ 75.752278][ T7892] ? __lock_acquire+0xbe2/0x52b0 [ 75.757292][ T7892] __rtnl_newlink+0xaca/0x13b0 [ 75.762052][ T7892] ? lock_is_held_type+0xfa/0x130 [ 75.767067][ T7892] ? rtnl_setlink+0x330/0x330 [ 75.771713][ T7892] ? check_preemption_disabled+0x36/0xd0 [ 75.777321][ T7892] ? lock_release+0x424/0x7e0 [ 75.781984][ T7892] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 75.788027][ T7892] ? is_bpf_text_address+0x65/0xe0 [ 75.793127][ T7892] ? kernel_text_address+0xbd/0xf0 [ 75.798208][ T7892] ? __kernel_text_address+0x9/0x30 [ 75.803477][ T7892] ? unwind_get_return_address+0x51/0x90 [ 75.809102][ T7892] ? create_prof_cpu_mask+0x20/0x20 [ 75.814283][ T7892] ? arch_stack_walk+0x93/0xe0 [ 75.819052][ T7892] ? stack_trace_save+0x8c/0xc0 [ 75.823888][ T7892] ? stack_trace_consume_entry+0x160/0x160 [ 75.829691][ T7892] ? fs_reclaim_release+0x9c/0xf0 [ 75.834700][ T7892] ? lock_is_held_type+0xfa/0x130 [ 75.839711][ T7892] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 75.845234][ T7892] ? trace_kmalloc+0x32/0xf0 [ 75.849803][ T7892] ? kmem_cache_alloc_trace+0x20b/0x440 [ 75.855328][ T7892] rtnl_newlink+0x5a/0x90 [ 75.859634][ T7892] rtnetlink_rcv_msg+0x31d/0x8d0 [ 75.864553][ T7892] ? __dev_queue_xmit+0x1531/0x2d80 [ 75.869742][ T7892] ? rtnl_newlink+0x90/0x90 [ 75.874220][ T7892] ? check_preemption_disabled+0x36/0xd0 [ 75.879829][ T7892] ? netdev_core_pick_tx+0x290/0x290 [ 75.885338][ T7892] ? lock_acquire+0x160/0x5d0 [ 75.890012][ T7892] netlink_rcv_skb+0x118/0x370 [ 75.894768][ T7892] ? rtnl_newlink+0x90/0x90 [ 75.899251][ T7892] ? netlink_ack+0x930/0x930 [ 75.903813][ T7892] ? netlink_deliver_tap+0x130/0x9a0 [ 75.909089][ T7892] netlink_unicast+0x42e/0x700 [ 75.913874][ T7892] ? netlink_attachskb+0x750/0x750 [ 75.919304][ T7892] ? __build_skb_around+0x1f3/0x2b0 [ 75.924490][ T7892] netlink_sendmsg+0x704/0xbf0 [ 75.929259][ T7892] ? netlink_unicast+0x700/0x700 [ 75.934177][ T7892] ? netlink_unicast+0x700/0x700 [ 75.939093][ T7892] sock_sendmsg+0xab/0xe0 [ 75.943399][ T7892] ____sys_sendmsg+0x5bf/0x7a0 [ 75.948189][ T7892] ? kernel_sendmsg+0x30/0x30 [ 75.952870][ T7892] ? do_recvmmsg+0x550/0x550 [ 75.957443][ T7892] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 75.963413][ T7892] ___sys_sendmsg+0xd3/0x150 [ 75.967980][ T7892] ? sendmsg_copy_msghdr+0x110/0x110 [ 75.973237][ T7892] ? find_held_lock+0x2d/0x110 [ 75.977980][ T7892] ? check_preemption_disabled+0x36/0xd0 [ 75.983591][ T7892] ? lock_release+0x424/0x7e0 [ 75.988245][ T7892] ? __fget_files+0x17c/0x2e0 [ 75.992911][ T7892] ? lock_downgrade+0x7b0/0x7b0 [ 75.997744][ T7892] ? find_held_lock+0x2d/0x110 [ 76.002483][ T7892] ? check_preemption_disabled+0x36/0xd0 [ 76.008094][ T7892] ? lock_is_held_type+0xfa/0x130 [ 76.013278][ T7892] ? __fget_files+0x194/0x2e0 [ 76.017941][ T7892] ? __fget_light+0xbe/0x220 [ 76.022517][ T7892] __sys_sendmsg+0xb2/0x140 [ 76.027008][ T7892] ? __sys_sendmsg_sock+0x10/0x10 [ 76.032009][ T7892] ? check_preemption_disabled+0x36/0xd0 [ 76.037612][ T7892] ? syscall_enter_from_user_mode+0x1d/0x60 [ 76.043483][ T7892] ? lockdep_hardirqs_on+0x54/0x100 [ 76.048655][ T7892] do_syscall_64+0x35/0xb0 [ 76.053049][ T7892] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 76.058924][ T7892] RIP: 0033:0x464d29 [ 76.062796][ T7892] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 76.082373][ T7892] RSP: 002b:00007f06d0fce188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 76.090762][ T7892] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 76.098705][ T7892] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 76.106649][ T7892] RBP: 00007f06d0fce1d0 R08: 0000000000000000 R09: 0000000000000000 [ 76.114613][ T7892] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 76.122571][ T7892] R13: 00007ffd7b5e102f R14: 00007f06d0fce300 R15: 0000000000022000 [ 76.374126][ T7922] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 76.404836][ T7925] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 76.651419][ T7931] FAULT_INJECTION: forcing a failure. [ 76.651419][ T7931] name failslab, interval 1, probability 0, space 0, times 0 [ 76.664103][ T7931] CPU: 0 PID: 7931 Comm: syz-executor.0 Not tainted 5.14.0-rc6-syzkaller #0 [ 76.672881][ T7931] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 76.682911][ T7931] Call Trace: [ 76.686170][ T7931] dump_stack_lvl+0xbd/0xe2 [ 76.690649][ T7931] should_fail.cold+0x5/0xa [ 76.695124][ T7931] ? mark_held_locks+0x9f/0xe0 [ 76.699865][ T7931] should_failslab+0x5/0x10 [ 76.704354][ T7931] kmem_cache_alloc_node_trace+0x66/0x570 [ 76.710049][ T7931] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 76.715570][ T7931] __kmalloc_node_track_caller+0x38/0x60 [ 76.721176][ T7931] __alloc_skb+0x8b/0x280 [ 76.725483][ T7931] __neigh_notify+0x7f/0x110 [ 76.730045][ T7931] neigh_cleanup_and_release+0x5a/0x220 [ 76.735565][ T7931] neigh_flush_dev+0x4a7/0x7e0 [ 76.740305][ T7931] ? lock_release+0x424/0x7e0 [ 76.744980][ T7931] __neigh_ifdown.isra.0+0x44/0x390 [ 76.750165][ T7931] ? __local_bh_enable_ip+0x11f/0x220 [ 76.755511][ T7931] ? rt6_disable_ip+0x491/0x6b0 [ 76.760337][ T7931] neigh_ifdown+0x7/0x10 [ 76.764576][ T7931] rt6_disable_ip+0x56c/0x6b0 [ 76.769231][ T7931] ? rt6_sync_down_dev+0x120/0x120 [ 76.774316][ T7931] ? mark_lock+0xf0/0x15f0 [ 76.778707][ T7931] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 76.784066][ T7931] ? lock_chain_count+0x20/0x20 [ 76.788903][ T7931] ? add_addr+0x2c0/0x2c0 [ 76.793290][ T7931] ? check_preemption_disabled+0x36/0xd0 [ 76.798896][ T7931] ? lock_is_held_type+0xfa/0x130 [ 76.803904][ T7931] addrconf_notify+0x44f/0x1d40 [ 76.808748][ T7931] ? mark_held_locks+0x9f/0xe0 [ 76.813491][ T7931] ? check_preemption_disabled+0x36/0xd0 [ 76.819103][ T7931] ? tls_device_sk_destruct+0x610/0x610 [ 76.824627][ T7931] ? clusterip_netdev_event+0x34e/0x550 [ 76.830149][ T7931] ? inet6_ifinfo_notify+0x100/0x100 [ 76.835518][ T7931] ? __local_bh_enable_ip+0x11f/0x220 [ 76.840866][ T7931] ? clusterip_netdev_event+0x34e/0x550 [ 76.846387][ T7931] notifier_call_chain+0x94/0x170 [ 76.851391][ T7931] dev_close_many+0x28c/0x560 [ 76.856065][ T7931] ? __lock_acquire+0xbe2/0x52b0 [ 76.860990][ T7931] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 76.867037][ T7931] __dev_change_net_namespace+0xb88/0x1120 [ 76.872906][ T7931] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 76.878532][ T7931] ? check_preemption_disabled+0x36/0xd0 [ 76.884140][ T7931] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 76.889316][ T7931] ? security_capable+0x4c/0x90 [ 76.894144][ T7931] ? ns_capable+0x4c/0xc0 [ 76.898457][ T7931] do_setlink+0x1d3/0x2cb0 [ 76.902860][ T7931] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 76.908824][ T7931] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 76.914779][ T7931] ? orc_sort_cmp+0xd0/0x140 [ 76.919349][ T7931] ? rtnetlink_put_metrics+0x480/0x480 [ 76.924784][ T7931] ? mark_lock+0xf0/0x15f0 [ 76.929180][ T7931] ? mark_lock+0xf0/0x15f0 [ 76.933566][ T7931] ? __lock_acquire+0xbe2/0x52b0 [ 76.938481][ T7931] ? lock_chain_count+0x20/0x20 [ 76.943319][ T7931] ? memset+0x20/0x40 [ 76.947277][ T7931] ? __nla_validate_parse+0xb2/0x1fd0 [ 76.952631][ T7931] ? lock_chain_count+0x20/0x20 [ 76.957449][ T7931] ? __lock_acquire+0xbe2/0x52b0 [ 76.962361][ T7931] ? nla_get_range_signed+0x540/0x540 [ 76.967707][ T7931] ? __lock_acquire+0xbe2/0x52b0 [ 76.972684][ T7931] __rtnl_newlink+0xaca/0x13b0 [ 76.977448][ T7931] ? lock_is_held_type+0xfa/0x130 [ 76.982467][ T7931] ? rtnl_setlink+0x330/0x330 [ 76.987119][ T7931] ? check_preemption_disabled+0x36/0xd0 [ 76.992728][ T7931] ? lock_release+0x424/0x7e0 [ 76.997393][ T7931] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 77.003597][ T7931] ? is_bpf_text_address+0x65/0xe0 [ 77.008683][ T7931] ? kernel_text_address+0xbd/0xf0 [ 77.013770][ T7931] ? __kernel_text_address+0x9/0x30 [ 77.018941][ T7931] ? unwind_get_return_address+0x51/0x90 [ 77.024554][ T7931] ? create_prof_cpu_mask+0x20/0x20 [ 77.029735][ T7931] ? arch_stack_walk+0x93/0xe0 [ 77.034491][ T7931] ? stack_trace_save+0x8c/0xc0 [ 77.039393][ T7931] ? stack_trace_consume_entry+0x160/0x160 [ 77.045197][ T7931] ? fs_reclaim_release+0x9c/0xf0 [ 77.050198][ T7931] ? lock_is_held_type+0xfa/0x130 [ 77.055195][ T7931] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 77.060716][ T7931] ? trace_kmalloc+0x32/0xf0 [ 77.065380][ T7931] ? kmem_cache_alloc_trace+0x20b/0x440 [ 77.070947][ T7931] rtnl_newlink+0x5a/0x90 [ 77.075262][ T7931] rtnetlink_rcv_msg+0x31d/0x8d0 [ 77.080175][ T7931] ? __dev_queue_xmit+0x1531/0x2d80 [ 77.085352][ T7931] ? rtnl_newlink+0x90/0x90 [ 77.089839][ T7931] ? check_preemption_disabled+0x36/0xd0 [ 77.095442][ T7931] ? netdev_core_pick_tx+0x290/0x290 [ 77.100701][ T7931] ? lock_acquire+0x160/0x5d0 [ 77.105383][ T7931] netlink_rcv_skb+0x118/0x370 [ 77.110129][ T7931] ? rtnl_newlink+0x90/0x90 [ 77.114615][ T7931] ? netlink_ack+0x930/0x930 [ 77.119178][ T7931] ? netlink_deliver_tap+0x130/0x9a0 [ 77.124444][ T7931] netlink_unicast+0x42e/0x700 [ 77.129183][ T7931] ? netlink_attachskb+0x750/0x750 [ 77.134264][ T7931] ? __build_skb_around+0x1f3/0x2b0 [ 77.139441][ T7931] netlink_sendmsg+0x704/0xbf0 [ 77.144180][ T7931] ? netlink_unicast+0x700/0x700 [ 77.149091][ T7931] ? netlink_unicast+0x700/0x700 [ 77.154000][ T7931] sock_sendmsg+0xab/0xe0 [ 77.158317][ T7931] ____sys_sendmsg+0x5bf/0x7a0 [ 77.163068][ T7931] ? kernel_sendmsg+0x30/0x30 [ 77.167719][ T7931] ? do_recvmmsg+0x550/0x550 [ 77.172281][ T7931] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 77.178251][ T7931] ___sys_sendmsg+0xd3/0x150 [ 77.182849][ T7931] ? sendmsg_copy_msghdr+0x110/0x110 [ 77.188114][ T7931] ? find_held_lock+0x2d/0x110 [ 77.192858][ T7931] ? check_preemption_disabled+0x36/0xd0 [ 77.198464][ T7931] ? lock_release+0x424/0x7e0 [ 77.203130][ T7931] ? __fget_files+0x17c/0x2e0 [ 77.207800][ T7931] ? lock_downgrade+0x7b0/0x7b0 [ 77.212641][ T7931] ? find_held_lock+0x2d/0x110 [ 77.217378][ T7931] ? check_preemption_disabled+0x36/0xd0 [ 77.222985][ T7931] ? lock_is_held_type+0xfa/0x130 [ 77.227992][ T7931] ? __fget_files+0x194/0x2e0 [ 77.232669][ T7931] ? __fget_light+0xbe/0x220 [ 77.237233][ T7931] __sys_sendmsg+0xb2/0x140 [ 77.241709][ T7931] ? __sys_sendmsg_sock+0x10/0x10 [ 77.246738][ T7931] ? check_preemption_disabled+0x36/0xd0 [ 77.252355][ T7931] ? syscall_enter_from_user_mode+0x1d/0x60 [ 77.258229][ T7931] ? lockdep_hardirqs_on+0x54/0x100 [ 77.263416][ T7931] do_syscall_64+0x35/0xb0 [ 77.267819][ T7931] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 77.273723][ T7931] RIP: 0033:0x464d29 [ 77.277589][ T7931] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 77.297169][ T7931] RSP: 002b:00007feff773d188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 77.305563][ T7931] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 77.313688][ T7931] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 77.321637][ T7931] RBP: 00007feff773d1d0 R08: 0000000000000000 R09: 0000000000000000 [ 77.329582][ T7931] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 77.337538][ T7931] R13: 00007ffc9f3c6c4f R14: 00007feff773d300 R15: 0000000000022000 [ 77.564948][ T7941] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 77.801863][ T7946] FAULT_INJECTION: forcing a failure. [ 77.801863][ T7946] name failslab, interval 1, probability 0, space 0, times 0 [ 77.814730][ T7946] CPU: 1 PID: 7946 Comm: syz-executor.5 Not tainted 5.14.0-rc6-syzkaller #0 [ 77.823398][ T7946] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 77.833613][ T7946] Call Trace: [ 77.836891][ T7946] dump_stack_lvl+0xbd/0xe2 [ 77.841391][ T7946] should_fail.cold+0x5/0xa [ 77.845884][ T7946] ? lock_acquire+0x212/0x5d0 [ 77.850553][ T7946] ? sctp_addr_wq_mgmt+0x224/0x6d0 [ 77.855776][ T7946] should_failslab+0x5/0x10 [ 77.860272][ T7946] __kmalloc_track_caller+0x7c/0x480 [ 77.865538][ T7946] ? check_preemption_disabled+0x36/0xd0 [ 77.871167][ T7946] kmemdup+0x1a/0x40 [ 77.875050][ T7946] sctp_addr_wq_mgmt+0x224/0x6d0 [ 77.879982][ T7946] sctp_inet6addr_event+0x267/0xb30 [ 77.885171][ T7946] notifier_call_chain+0x94/0x170 [ 77.890188][ T7946] atomic_notifier_call_chain+0x54/0xf0 [ 77.895716][ T7946] addrconf_ifdown.isra.0+0x7b2/0x10e0 [ 77.901161][ T7946] ? add_addr+0x2c0/0x2c0 [ 77.905474][ T7946] ? check_preemption_disabled+0x36/0xd0 [ 77.911093][ T7946] ? lock_is_held_type+0xfa/0x130 [ 77.916096][ T7946] addrconf_notify+0x44f/0x1d40 [ 77.920921][ T7946] ? mark_held_locks+0x9f/0xe0 [ 77.925669][ T7946] ? check_preemption_disabled+0x36/0xd0 [ 77.931283][ T7946] ? tls_device_sk_destruct+0x610/0x610 [ 77.936806][ T7946] ? clusterip_netdev_event+0x34e/0x550 [ 77.942326][ T7946] ? inet6_ifinfo_notify+0x100/0x100 [ 77.947597][ T7946] ? __local_bh_enable_ip+0x11f/0x220 [ 77.952988][ T7946] ? clusterip_netdev_event+0x34e/0x550 [ 77.958535][ T7946] notifier_call_chain+0x94/0x170 [ 77.963560][ T7946] dev_close_many+0x28c/0x560 [ 77.968224][ T7946] ? __lock_acquire+0xbe2/0x52b0 [ 77.973147][ T7946] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 77.979207][ T7946] __dev_change_net_namespace+0xb88/0x1120 [ 77.984993][ T7946] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 77.990613][ T7946] ? check_preemption_disabled+0x36/0xd0 [ 77.996220][ T7946] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 78.001395][ T7946] ? security_capable+0x4c/0x90 [ 78.006234][ T7946] ? ns_capable+0x4c/0xc0 [ 78.010553][ T7946] do_setlink+0x1d3/0x2cb0 [ 78.014986][ T7946] ? rtnetlink_put_metrics+0x480/0x480 [ 78.020433][ T7946] ? mark_lock+0xf0/0x15f0 [ 78.024835][ T7946] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 78.030802][ T7946] ? lock_chain_count+0x20/0x20 [ 78.035636][ T7946] ? memset+0x20/0x40 [ 78.039625][ T7946] ? __nla_validate_parse+0xb2/0x1fd0 [ 78.044993][ T7946] ? lock_chain_count+0x20/0x20 [ 78.049828][ T7946] ? do_raw_spin_lock+0x120/0x2b0 [ 78.054846][ T7946] ? nla_get_range_signed+0x540/0x540 [ 78.060270][ T7946] ? __lock_acquire+0xbe2/0x52b0 [ 78.065220][ T7946] __rtnl_newlink+0xaca/0x13b0 [ 78.069977][ T7946] ? lock_is_held_type+0xfa/0x130 [ 78.074986][ T7946] ? rtnl_setlink+0x330/0x330 [ 78.079657][ T7946] ? check_preemption_disabled+0x36/0xd0 [ 78.085271][ T7946] ? lock_release+0x424/0x7e0 [ 78.089964][ T7946] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 78.096018][ T7946] ? is_bpf_text_address+0x65/0xe0 [ 78.101120][ T7946] ? kernel_text_address+0xbd/0xf0 [ 78.106221][ T7946] ? __kernel_text_address+0x9/0x30 [ 78.111409][ T7946] ? unwind_get_return_address+0x51/0x90 [ 78.117035][ T7946] ? create_prof_cpu_mask+0x20/0x20 [ 78.122228][ T7946] ? arch_stack_walk+0x93/0xe0 [ 78.126997][ T7946] ? stack_trace_save+0x8c/0xc0 [ 78.131835][ T7946] ? stack_trace_consume_entry+0x160/0x160 [ 78.137646][ T7946] ? fs_reclaim_release+0x9c/0xf0 [ 78.142649][ T7946] ? lock_is_held_type+0xfa/0x130 [ 78.147655][ T7946] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 78.153191][ T7946] ? trace_kmalloc+0x32/0xf0 [ 78.157760][ T7946] ? kmem_cache_alloc_trace+0x20b/0x440 [ 78.163286][ T7946] rtnl_newlink+0x5a/0x90 [ 78.167604][ T7946] rtnetlink_rcv_msg+0x31d/0x8d0 [ 78.172531][ T7946] ? __dev_queue_xmit+0x1531/0x2d80 [ 78.177726][ T7946] ? rtnl_newlink+0x90/0x90 [ 78.182206][ T7946] ? check_preemption_disabled+0x36/0xd0 [ 78.187820][ T7946] ? netdev_core_pick_tx+0x290/0x290 [ 78.193093][ T7946] ? lock_acquire+0x160/0x5d0 [ 78.197759][ T7946] netlink_rcv_skb+0x118/0x370 [ 78.202501][ T7946] ? rtnl_newlink+0x90/0x90 [ 78.207000][ T7946] ? netlink_ack+0x930/0x930 [ 78.211574][ T7946] ? netlink_deliver_tap+0x130/0x9a0 [ 78.216842][ T7946] netlink_unicast+0x42e/0x700 [ 78.221584][ T7946] ? netlink_attachskb+0x750/0x750 [ 78.226682][ T7946] ? __build_skb_around+0x1f3/0x2b0 [ 78.231869][ T7946] netlink_sendmsg+0x704/0xbf0 [ 78.236626][ T7946] ? netlink_unicast+0x700/0x700 [ 78.241548][ T7946] ? netlink_unicast+0x700/0x700 [ 78.246466][ T7946] sock_sendmsg+0xab/0xe0 [ 78.250781][ T7946] ____sys_sendmsg+0x5bf/0x7a0 [ 78.255702][ T7946] ? kernel_sendmsg+0x30/0x30 [ 78.260357][ T7946] ? do_recvmmsg+0x550/0x550 [ 78.264941][ T7946] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 78.270915][ T7946] ___sys_sendmsg+0xd3/0x150 [ 78.275495][ T7946] ? sendmsg_copy_msghdr+0x110/0x110 [ 78.280784][ T7946] ? find_held_lock+0x2d/0x110 [ 78.285532][ T7946] ? check_preemption_disabled+0x36/0xd0 [ 78.291180][ T7946] ? lock_release+0x424/0x7e0 [ 78.295870][ T7946] ? __fget_files+0x17c/0x2e0 [ 78.300533][ T7946] ? lock_downgrade+0x7b0/0x7b0 [ 78.305366][ T7946] ? find_held_lock+0x2d/0x110 [ 78.310115][ T7946] ? check_preemption_disabled+0x36/0xd0 [ 78.315730][ T7946] ? lock_is_held_type+0xfa/0x130 [ 78.320790][ T7946] ? __fget_files+0x194/0x2e0 [ 78.325457][ T7946] ? __fget_light+0xbe/0x220 [ 78.330034][ T7946] __sys_sendmsg+0xb2/0x140 [ 78.334512][ T7946] ? __sys_sendmsg_sock+0x10/0x10 [ 78.339525][ T7946] ? check_preemption_disabled+0x36/0xd0 [ 78.345241][ T7946] ? syscall_enter_from_user_mode+0x1d/0x60 [ 78.351119][ T7946] ? lockdep_hardirqs_on+0x54/0x100 [ 78.356338][ T7946] do_syscall_64+0x35/0xb0 [ 78.360730][ T7946] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 78.366600][ T7946] RIP: 0033:0x464d29 [ 78.370479][ T7946] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 78.390499][ T7946] RSP: 002b:00007f4c4b0e1188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 78.398931][ T7946] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 78.406888][ T7946] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 78.414849][ T7946] RBP: 00007f4c4b0e11d0 R08: 0000000000000000 R09: 0000000000000000 [ 78.422804][ T7946] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 78.430749][ T7946] R13: 00007fffaafd820f R14: 00007f4c4b0e1300 R15: 0000000000022000 [ 78.498847][ T7946] bridge0: port 2(bridge_slave_1) entered disabled state [ 78.518700][ T7946] device bridge_slave_1 left promiscuous mode [ 78.530363][ T7946] bridge0: port 2(bridge_slave_1) entered disabled state [ 78.673199][ T7962] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 78.682565][ T7963] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 78.941494][ T7966] FAULT_INJECTION: forcing a failure. [ 78.941494][ T7966] name failslab, interval 1, probability 0, space 0, times 0 [ 78.954292][ T7966] CPU: 1 PID: 7966 Comm: syz-executor.3 Not tainted 5.14.0-rc6-syzkaller #0 [ 78.962960][ T7966] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 78.973086][ T7966] Call Trace: [ 78.976358][ T7966] dump_stack_lvl+0xbd/0xe2 [ 78.980850][ T7966] should_fail.cold+0x5/0xa [ 78.985426][ T7966] should_failslab+0x5/0x10 [ 78.989913][ T7966] kmem_cache_alloc_node+0x60/0x540 [ 78.995086][ T7966] ? mark_lock+0xf0/0x15f0 [ 78.999484][ T7966] __alloc_skb+0x153/0x280 [ 79.003889][ T7966] inet6_ifa_notify+0x112/0x1e0 [ 79.008727][ T7966] ? inet6_fill_ifaddr+0xbd0/0xbd0 [ 79.013831][ T7966] ? lock_release+0x424/0x7e0 [ 79.018506][ T7966] __ipv6_ifa_notify+0x13f/0x910 [ 79.023423][ T7966] ? modify_prefix_route+0x4f0/0x4f0 [ 79.028691][ T7966] ? check_preemption_disabled+0x36/0xd0 [ 79.034310][ T7966] ? __local_bh_enable_ip+0x11f/0x220 [ 79.039681][ T7966] ? addrconf_ifdown.isra.0+0x78e/0x10e0 [ 79.045295][ T7966] addrconf_ifdown.isra.0+0x7a5/0x10e0 [ 79.050761][ T7966] ? add_addr+0x2c0/0x2c0 [ 79.055069][ T7966] ? check_preemption_disabled+0x36/0xd0 [ 79.060682][ T7966] ? lock_is_held_type+0xfa/0x130 [ 79.065687][ T7966] addrconf_notify+0x44f/0x1d40 [ 79.070538][ T7966] ? mark_held_locks+0x9f/0xe0 [ 79.075285][ T7966] ? check_preemption_disabled+0x36/0xd0 [ 79.080898][ T7966] ? tls_device_sk_destruct+0x610/0x610 [ 79.086427][ T7966] ? clusterip_netdev_event+0x34e/0x550 [ 79.091954][ T7966] ? inet6_ifinfo_notify+0x100/0x100 [ 79.097218][ T7966] ? __local_bh_enable_ip+0x11f/0x220 [ 79.102565][ T7966] ? clusterip_netdev_event+0x34e/0x550 [ 79.108086][ T7966] notifier_call_chain+0x94/0x170 [ 79.113095][ T7966] dev_close_many+0x28c/0x560 [ 79.117779][ T7966] ? __lock_acquire+0xbe2/0x52b0 [ 79.122700][ T7966] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 79.128747][ T7966] __dev_change_net_namespace+0xb88/0x1120 [ 79.134530][ T7966] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 79.140150][ T7966] ? check_preemption_disabled+0x36/0xd0 [ 79.145764][ T7966] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 79.150951][ T7966] ? security_capable+0x4c/0x90 [ 79.155786][ T7966] ? ns_capable+0x4c/0xc0 [ 79.160113][ T7966] do_setlink+0x1d3/0x2cb0 [ 79.164519][ T7966] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 79.170497][ T7966] ? __kernel_text_address+0x9/0x30 [ 79.175676][ T7966] ? unwind_get_return_address+0x51/0x90 [ 79.181291][ T7966] ? rtnetlink_put_metrics+0x480/0x480 [ 79.186732][ T7966] ? mark_lock+0xf0/0x15f0 [ 79.191121][ T7966] ? __lock_acquire+0xbe2/0x52b0 [ 79.196038][ T7966] ? lock_chain_count+0x20/0x20 [ 79.200897][ T7966] ? memset+0x20/0x40 [ 79.204858][ T7966] ? __nla_validate_parse+0xb2/0x1fd0 [ 79.210226][ T7966] ? lock_chain_count+0x20/0x20 [ 79.215055][ T7966] ? nla_get_range_signed+0x540/0x540 [ 79.220409][ T7966] ? __lock_acquire+0xbe2/0x52b0 [ 79.225334][ T7966] __rtnl_newlink+0xaca/0x13b0 [ 79.230086][ T7966] ? lock_is_held_type+0xfa/0x130 [ 79.235091][ T7966] ? rtnl_setlink+0x330/0x330 [ 79.239745][ T7966] ? check_preemption_disabled+0x36/0xd0 [ 79.245365][ T7966] ? lock_release+0x424/0x7e0 [ 79.250027][ T7966] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 79.256079][ T7966] ? is_bpf_text_address+0x65/0xe0 [ 79.261173][ T7966] ? kernel_text_address+0xbd/0xf0 [ 79.266260][ T7966] ? __kernel_text_address+0x9/0x30 [ 79.271439][ T7966] ? unwind_get_return_address+0x51/0x90 [ 79.277045][ T7966] ? create_prof_cpu_mask+0x20/0x20 [ 79.282239][ T7966] ? arch_stack_walk+0x93/0xe0 [ 79.286984][ T7966] ? stack_trace_save+0x8c/0xc0 [ 79.291806][ T7966] ? stack_trace_consume_entry+0x160/0x160 [ 79.297638][ T7966] ? fs_reclaim_release+0x9c/0xf0 [ 79.302652][ T7966] ? lock_is_held_type+0xfa/0x130 [ 79.307650][ T7966] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 79.313172][ T7966] ? trace_kmalloc+0x32/0xf0 [ 79.317747][ T7966] ? kmem_cache_alloc_trace+0x20b/0x440 [ 79.323273][ T7966] rtnl_newlink+0x5a/0x90 [ 79.327601][ T7966] rtnetlink_rcv_msg+0x31d/0x8d0 [ 79.332515][ T7966] ? rtnl_newlink+0x90/0x90 [ 79.336991][ T7966] ? check_preemption_disabled+0x36/0xd0 [ 79.342600][ T7966] ? lock_acquire+0x222/0x5d0 [ 79.347254][ T7966] netlink_rcv_skb+0x118/0x370 [ 79.352088][ T7966] ? rtnl_newlink+0x90/0x90 [ 79.356569][ T7966] ? netlink_ack+0x930/0x930 [ 79.361398][ T7966] ? netlink_deliver_tap+0x130/0x9a0 [ 79.366664][ T7966] netlink_unicast+0x42e/0x700 [ 79.371462][ T7966] ? netlink_attachskb+0x750/0x750 [ 79.376565][ T7966] ? __build_skb_around+0x1f3/0x2b0 [ 79.381765][ T7966] netlink_sendmsg+0x704/0xbf0 [ 79.386509][ T7966] ? netlink_unicast+0x700/0x700 [ 79.391557][ T7966] ? netlink_unicast+0x700/0x700 [ 79.396485][ T7966] sock_sendmsg+0xab/0xe0 [ 79.400802][ T7966] ____sys_sendmsg+0x5bf/0x7a0 [ 79.405551][ T7966] ? kernel_sendmsg+0x30/0x30 [ 79.410254][ T7966] ? do_recvmmsg+0x550/0x550 [ 79.414864][ T7966] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 79.420834][ T7966] ___sys_sendmsg+0xd3/0x150 [ 79.425405][ T7966] ? sendmsg_copy_msghdr+0x110/0x110 [ 79.430674][ T7966] ? find_held_lock+0x2d/0x110 [ 79.435429][ T7966] ? check_preemption_disabled+0x36/0xd0 [ 79.441047][ T7966] ? lock_release+0x424/0x7e0 [ 79.445704][ T7966] ? __fget_files+0x17c/0x2e0 [ 79.450373][ T7966] ? lock_downgrade+0x7b0/0x7b0 [ 79.455206][ T7966] ? find_held_lock+0x2d/0x110 [ 79.460016][ T7966] ? check_preemption_disabled+0x36/0xd0 [ 79.465637][ T7966] ? lock_is_held_type+0xfa/0x130 [ 79.470649][ T7966] ? __fget_files+0x194/0x2e0 [ 79.475332][ T7966] ? __fget_light+0xbe/0x220 [ 79.479907][ T7966] __sys_sendmsg+0xb2/0x140 [ 79.484388][ T7966] ? __sys_sendmsg_sock+0x10/0x10 [ 79.489399][ T7966] ? check_preemption_disabled+0x36/0xd0 [ 79.495013][ T7966] ? syscall_enter_from_user_mode+0x1d/0x60 [ 79.500890][ T7966] ? lockdep_hardirqs_on+0x54/0x100 [ 79.506072][ T7966] do_syscall_64+0x35/0xb0 [ 79.510483][ T7966] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 79.516357][ T7966] RIP: 0033:0x464d29 [ 79.520236][ T7966] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 79.539817][ T7966] RSP: 002b:00007fc21f376188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 79.548209][ T7966] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 79.556163][ T7966] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 79.564130][ T7966] RBP: 00007fc21f3761d0 R08: 0000000000000000 R09: 0000000000000000 [ 79.572086][ T7966] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 79.580038][ T7966] R13: 00007ffd90ed09ef R14: 00007fc21f376300 R15: 0000000000022000 [ 79.707350][ T7966] team0: Port device team_slave_0 removed [ 79.801452][ T7986] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 79.828441][ T7989] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 80.180774][ T7991] FAULT_INJECTION: forcing a failure. [ 80.180774][ T7991] name failslab, interval 1, probability 0, space 0, times 0 [ 80.193428][ T7991] CPU: 0 PID: 7991 Comm: syz-executor.2 Not tainted 5.14.0-rc6-syzkaller #0 [ 80.202127][ T7991] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 80.212246][ T7991] Call Trace: [ 80.215516][ T7991] dump_stack_lvl+0xbd/0xe2 [ 80.219999][ T7991] should_fail.cold+0x5/0xa [ 80.224495][ T7991] ? mark_held_locks+0x9f/0xe0 [ 80.229251][ T7991] should_failslab+0x5/0x10 [ 80.233768][ T7991] kmem_cache_alloc_node_trace+0x66/0x570 [ 80.239465][ T7991] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 80.244991][ T7991] __kmalloc_node_track_caller+0x38/0x60 [ 80.250596][ T7991] __alloc_skb+0x8b/0x280 [ 80.254902][ T7991] __neigh_notify+0x7f/0x110 [ 80.259472][ T7991] neigh_cleanup_and_release+0x5a/0x220 [ 80.265013][ T7991] neigh_flush_dev+0x4a7/0x7e0 [ 80.269779][ T7991] ? lock_release+0x424/0x7e0 [ 80.274437][ T7991] __neigh_ifdown.isra.0+0x44/0x390 [ 80.279696][ T7991] ? __local_bh_enable_ip+0x11f/0x220 [ 80.285039][ T7991] ? rt6_disable_ip+0x491/0x6b0 [ 80.289863][ T7991] neigh_ifdown+0x7/0x10 [ 80.294078][ T7991] rt6_disable_ip+0x56c/0x6b0 [ 80.298732][ T7991] ? rt6_sync_down_dev+0x120/0x120 [ 80.303817][ T7991] ? mark_lock+0xf0/0x15f0 [ 80.308207][ T7991] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 80.313553][ T7991] ? lock_chain_count+0x20/0x20 [ 80.318381][ T7991] ? add_addr+0x2c0/0x2c0 [ 80.322684][ T7991] ? check_preemption_disabled+0x36/0xd0 [ 80.328304][ T7991] ? lock_is_held_type+0xfa/0x130 [ 80.333317][ T7991] addrconf_notify+0x44f/0x1d40 [ 80.338141][ T7991] ? mark_held_locks+0x9f/0xe0 [ 80.342893][ T7991] ? check_preemption_disabled+0x36/0xd0 [ 80.348510][ T7991] ? tls_device_sk_destruct+0x610/0x610 [ 80.354027][ T7991] ? clusterip_netdev_event+0x34e/0x550 [ 80.359550][ T7991] ? inet6_ifinfo_notify+0x100/0x100 [ 80.364809][ T7991] ? __local_bh_enable_ip+0x11f/0x220 [ 80.370161][ T7991] ? clusterip_netdev_event+0x34e/0x550 [ 80.375682][ T7991] notifier_call_chain+0x94/0x170 [ 80.380692][ T7991] dev_close_many+0x28c/0x560 [ 80.385362][ T7991] ? __lock_acquire+0xbe2/0x52b0 [ 80.390275][ T7991] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 80.396327][ T7991] __dev_change_net_namespace+0xb88/0x1120 [ 80.402113][ T7991] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 80.407726][ T7991] ? check_preemption_disabled+0x36/0xd0 [ 80.413345][ T7991] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 80.418540][ T7991] ? security_capable+0x4c/0x90 [ 80.423374][ T7991] ? ns_capable+0x4c/0xc0 [ 80.427679][ T7991] do_setlink+0x1d3/0x2cb0 [ 80.432077][ T7991] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 80.438034][ T7991] ? __kernel_text_address+0x9/0x30 [ 80.443205][ T7991] ? unwind_get_return_address+0x51/0x90 [ 80.448820][ T7991] ? rtnetlink_put_metrics+0x480/0x480 [ 80.454252][ T7991] ? mark_lock+0xf0/0x15f0 [ 80.458650][ T7991] ? mark_lock+0xf0/0x15f0 [ 80.463053][ T7991] ? __lock_acquire+0xbe2/0x52b0 [ 80.467969][ T7991] ? lock_chain_count+0x20/0x20 [ 80.472794][ T7991] ? memset+0x20/0x40 [ 80.476751][ T7991] ? __nla_validate_parse+0xb2/0x1fd0 [ 80.482101][ T7991] ? lock_chain_count+0x20/0x20 [ 80.486932][ T7991] ? __lock_acquire+0xbe2/0x52b0 [ 80.491855][ T7991] ? nla_get_range_signed+0x540/0x540 [ 80.497198][ T7991] ? __lock_acquire+0xbe2/0x52b0 [ 80.502116][ T7991] __rtnl_newlink+0xaca/0x13b0 [ 80.506865][ T7991] ? lock_is_held_type+0xfa/0x130 [ 80.511864][ T7991] ? rtnl_setlink+0x330/0x330 [ 80.516519][ T7991] ? check_preemption_disabled+0x36/0xd0 [ 80.522125][ T7991] ? lock_release+0x424/0x7e0 [ 80.526802][ T7991] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 80.532855][ T7991] ? is_bpf_text_address+0x65/0xe0 [ 80.537940][ T7991] ? kernel_text_address+0xbd/0xf0 [ 80.543029][ T7991] ? __kernel_text_address+0x9/0x30 [ 80.548207][ T7991] ? unwind_get_return_address+0x51/0x90 [ 80.553910][ T7991] ? create_prof_cpu_mask+0x20/0x20 [ 80.559097][ T7991] ? arch_stack_walk+0x93/0xe0 [ 80.563838][ T7991] ? stack_trace_save+0x8c/0xc0 [ 80.568660][ T7991] ? stack_trace_consume_entry+0x160/0x160 [ 80.574460][ T7991] ? fs_reclaim_release+0x9c/0xf0 [ 80.579462][ T7991] ? lock_is_held_type+0xfa/0x130 [ 80.584459][ T7991] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 80.589983][ T7991] ? trace_kmalloc+0x32/0xf0 [ 80.594552][ T7991] ? kmem_cache_alloc_trace+0x20b/0x440 [ 80.600075][ T7991] rtnl_newlink+0x5a/0x90 [ 80.604384][ T7991] rtnetlink_rcv_msg+0x31d/0x8d0 [ 80.609301][ T7991] ? __dev_queue_xmit+0x1531/0x2d80 [ 80.614774][ T7991] ? rtnl_newlink+0x90/0x90 [ 80.619256][ T7991] ? check_preemption_disabled+0x36/0xd0 [ 80.624861][ T7991] ? netdev_core_pick_tx+0x290/0x290 [ 80.630121][ T7991] ? lock_acquire+0x160/0x5d0 [ 80.634790][ T7991] netlink_rcv_skb+0x118/0x370 [ 80.639544][ T7991] ? rtnl_newlink+0x90/0x90 [ 80.644043][ T7991] ? netlink_ack+0x930/0x930 [ 80.648670][ T7991] ? netlink_deliver_tap+0x130/0x9a0 [ 80.653944][ T7991] netlink_unicast+0x42e/0x700 [ 80.658692][ T7991] ? netlink_attachskb+0x750/0x750 [ 80.663788][ T7991] ? __build_skb_around+0x1f3/0x2b0 [ 80.668968][ T7991] netlink_sendmsg+0x704/0xbf0 [ 80.673817][ T7991] ? netlink_unicast+0x700/0x700 [ 80.678751][ T7991] ? netlink_unicast+0x700/0x700 [ 80.683782][ T7991] sock_sendmsg+0xab/0xe0 [ 80.688117][ T7991] ____sys_sendmsg+0x5bf/0x7a0 [ 80.692864][ T7991] ? kernel_sendmsg+0x30/0x30 [ 80.697515][ T7991] ? do_recvmmsg+0x550/0x550 [ 80.702078][ T7991] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 80.708038][ T7991] ___sys_sendmsg+0xd3/0x150 [ 80.712614][ T7991] ? sendmsg_copy_msghdr+0x110/0x110 [ 80.717896][ T7991] ? find_held_lock+0x2d/0x110 [ 80.722639][ T7991] ? check_preemption_disabled+0x36/0xd0 [ 80.728249][ T7991] ? lock_release+0x424/0x7e0 [ 80.732899][ T7991] ? __fget_files+0x17c/0x2e0 [ 80.737555][ T7991] ? lock_downgrade+0x7b0/0x7b0 [ 80.742380][ T7991] ? find_held_lock+0x2d/0x110 [ 80.747131][ T7991] ? check_preemption_disabled+0x36/0xd0 [ 80.752739][ T7991] ? lock_is_held_type+0xfa/0x130 [ 80.757737][ T7991] ? __fget_files+0x194/0x2e0 [ 80.762408][ T7991] ? __fget_light+0xbe/0x220 [ 80.766972][ T7991] __sys_sendmsg+0xb2/0x140 [ 80.771452][ T7991] ? __sys_sendmsg_sock+0x10/0x10 [ 80.776573][ T7991] ? check_preemption_disabled+0x36/0xd0 [ 80.782744][ T7991] ? syscall_enter_from_user_mode+0x1d/0x60 [ 80.788616][ T7991] ? lockdep_hardirqs_on+0x54/0x100 [ 80.793824][ T7991] do_syscall_64+0x35/0xb0 [ 80.798217][ T7991] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 80.804144][ T7991] RIP: 0033:0x464d29 [ 80.808022][ T7991] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 80.827710][ T7991] RSP: 002b:00007f06d0fce188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 80.836101][ T7991] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 80.844053][ T7991] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 80.852041][ T7991] RBP: 00007f06d0fce1d0 R08: 0000000000000000 R09: 0000000000000000 [ 80.859989][ T7991] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 80.867935][ T7991] R13: 00007ffd7b5e102f R14: 00007f06d0fce300 R15: 0000000000022000 2021/08/21 17:22:11 executed programs: 64 [ 81.113461][ T8011] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 81.424525][ T8013] FAULT_INJECTION: forcing a failure. [ 81.424525][ T8013] name failslab, interval 1, probability 0, space 0, times 0 [ 81.437206][ T8013] CPU: 0 PID: 8013 Comm: syz-executor.0 Not tainted 5.14.0-rc6-syzkaller #0 [ 81.445860][ T8013] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 81.455913][ T8013] Call Trace: [ 81.459193][ T8013] dump_stack_lvl+0xbd/0xe2 [ 81.463780][ T8013] should_fail.cold+0x5/0xa [ 81.468259][ T8013] ? mark_held_locks+0x9f/0xe0 [ 81.473001][ T8013] should_failslab+0x5/0x10 [ 81.477481][ T8013] kmem_cache_alloc_node_trace+0x66/0x570 [ 81.483176][ T8013] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 81.488696][ T8013] __kmalloc_node_track_caller+0x38/0x60 [ 81.494300][ T8013] __alloc_skb+0x8b/0x280 [ 81.498657][ T8013] __neigh_notify+0x7f/0x110 [ 81.503220][ T8013] neigh_cleanup_and_release+0x5a/0x220 [ 81.508739][ T8013] neigh_flush_dev+0x4a7/0x7e0 [ 81.513914][ T8013] ? lock_release+0x424/0x7e0 [ 81.518570][ T8013] __neigh_ifdown.isra.0+0x44/0x390 [ 81.523769][ T8013] ? __local_bh_enable_ip+0x11f/0x220 [ 81.529122][ T8013] ? rt6_disable_ip+0x491/0x6b0 [ 81.535893][ T8013] neigh_ifdown+0x7/0x10 [ 81.540116][ T8013] rt6_disable_ip+0x56c/0x6b0 [ 81.544775][ T8013] ? rt6_sync_down_dev+0x120/0x120 [ 81.549858][ T8013] ? mark_lock+0xf0/0x15f0 [ 81.554255][ T8013] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 81.559601][ T8013] ? lock_chain_count+0x20/0x20 [ 81.564437][ T8013] ? add_addr+0x2c0/0x2c0 [ 81.568746][ T8013] ? check_preemption_disabled+0x36/0xd0 [ 81.574347][ T8013] ? lock_is_held_type+0xfa/0x130 [ 81.579348][ T8013] addrconf_notify+0x44f/0x1d40 [ 81.584185][ T8013] ? mark_held_locks+0x9f/0xe0 [ 81.588928][ T8013] ? check_preemption_disabled+0x36/0xd0 [ 81.594532][ T8013] ? tls_device_sk_destruct+0x610/0x610 [ 81.600049][ T8013] ? clusterip_netdev_event+0x34e/0x550 [ 81.605576][ T8013] ? inet6_ifinfo_notify+0x100/0x100 [ 81.610848][ T8013] ? __local_bh_enable_ip+0x11f/0x220 [ 81.616200][ T8013] ? clusterip_netdev_event+0x34e/0x550 [ 81.621735][ T8013] notifier_call_chain+0x94/0x170 [ 81.626757][ T8013] dev_close_many+0x28c/0x560 [ 81.631419][ T8013] ? __lock_acquire+0xbe2/0x52b0 [ 81.636334][ T8013] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 81.642383][ T8013] __dev_change_net_namespace+0xb88/0x1120 [ 81.648160][ T8013] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 81.653768][ T8013] ? check_preemption_disabled+0x36/0xd0 [ 81.659395][ T8013] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 81.664579][ T8013] ? security_capable+0x4c/0x90 [ 81.669403][ T8013] ? ns_capable+0x4c/0xc0 [ 81.673709][ T8013] do_setlink+0x1d3/0x2cb0 [ 81.678101][ T8013] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 81.684060][ T8013] ? __kernel_text_address+0x9/0x30 [ 81.689236][ T8013] ? unwind_get_return_address+0x51/0x90 [ 81.694843][ T8013] ? rtnetlink_put_metrics+0x480/0x480 [ 81.700286][ T8013] ? mark_lock+0xf0/0x15f0 [ 81.704695][ T8013] ? mark_lock+0xf0/0x15f0 [ 81.709085][ T8013] ? __lock_acquire+0xbe2/0x52b0 [ 81.714003][ T8013] ? lock_chain_count+0x20/0x20 [ 81.718845][ T8013] ? memset+0x20/0x40 [ 81.722811][ T8013] ? __nla_validate_parse+0xb2/0x1fd0 [ 81.728257][ T8013] ? lock_chain_count+0x20/0x20 [ 81.733102][ T8013] ? __lock_acquire+0xbe2/0x52b0 [ 81.738011][ T8013] ? nla_get_range_signed+0x540/0x540 [ 81.743356][ T8013] ? __lock_acquire+0xbe2/0x52b0 [ 81.748287][ T8013] __rtnl_newlink+0xaca/0x13b0 [ 81.753038][ T8013] ? lock_is_held_type+0xfa/0x130 [ 81.758036][ T8013] ? rtnl_setlink+0x330/0x330 [ 81.762690][ T8013] ? check_preemption_disabled+0x36/0xd0 [ 81.768299][ T8013] ? lock_release+0x424/0x7e0 [ 81.772961][ T8013] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 81.779278][ T8013] ? is_bpf_text_address+0x65/0xe0 [ 81.784365][ T8013] ? kernel_text_address+0xbd/0xf0 [ 81.789458][ T8013] ? __kernel_text_address+0x9/0x30 [ 81.794641][ T8013] ? unwind_get_return_address+0x51/0x90 [ 81.800255][ T8013] ? create_prof_cpu_mask+0x20/0x20 [ 81.805444][ T8013] ? arch_stack_walk+0x93/0xe0 [ 81.810229][ T8013] ? stack_trace_save+0x8c/0xc0 [ 81.815056][ T8013] ? stack_trace_consume_entry+0x160/0x160 [ 81.820943][ T8013] ? fs_reclaim_release+0x9c/0xf0 [ 81.825943][ T8013] ? lock_is_held_type+0xfa/0x130 [ 81.830945][ T8013] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 81.836473][ T8013] ? trace_kmalloc+0x32/0xf0 [ 81.841037][ T8013] ? kmem_cache_alloc_trace+0x20b/0x440 [ 81.846573][ T8013] rtnl_newlink+0x5a/0x90 [ 81.850886][ T8013] rtnetlink_rcv_msg+0x31d/0x8d0 [ 81.855800][ T8013] ? __dev_queue_xmit+0x1531/0x2d80 [ 81.861011][ T8013] ? rtnl_newlink+0x90/0x90 [ 81.865491][ T8013] ? check_preemption_disabled+0x36/0xd0 [ 81.871103][ T8013] ? netdev_core_pick_tx+0x290/0x290 [ 81.876421][ T8013] ? lock_acquire+0x160/0x5d0 [ 81.881080][ T8013] netlink_rcv_skb+0x118/0x370 [ 81.885821][ T8013] ? rtnl_newlink+0x90/0x90 [ 81.890315][ T8013] ? netlink_ack+0x930/0x930 [ 81.894887][ T8013] ? netlink_deliver_tap+0x130/0x9a0 [ 81.900153][ T8013] netlink_unicast+0x42e/0x700 [ 81.904894][ T8013] ? netlink_attachskb+0x750/0x750 [ 81.909975][ T8013] ? __build_skb_around+0x1f3/0x2b0 [ 81.915243][ T8013] netlink_sendmsg+0x704/0xbf0 [ 81.920034][ T8013] ? netlink_unicast+0x700/0x700 [ 81.924956][ T8013] ? netlink_unicast+0x700/0x700 [ 81.929871][ T8013] sock_sendmsg+0xab/0xe0 [ 81.934230][ T8013] ____sys_sendmsg+0x5bf/0x7a0 [ 81.938966][ T8013] ? kernel_sendmsg+0x30/0x30 [ 81.943614][ T8013] ? do_recvmmsg+0x550/0x550 [ 81.948297][ T8013] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 81.954260][ T8013] ___sys_sendmsg+0xd3/0x150 [ 81.958842][ T8013] ? sendmsg_copy_msghdr+0x110/0x110 [ 81.964107][ T8013] ? find_held_lock+0x2d/0x110 [ 81.968845][ T8013] ? check_preemption_disabled+0x36/0xd0 [ 81.974456][ T8013] ? lock_release+0x424/0x7e0 [ 81.979110][ T8013] ? __fget_files+0x17c/0x2e0 [ 81.983762][ T8013] ? lock_downgrade+0x7b0/0x7b0 [ 81.988627][ T8013] ? find_held_lock+0x2d/0x110 [ 81.993377][ T8013] ? check_preemption_disabled+0x36/0xd0 [ 81.998979][ T8013] ? lock_is_held_type+0xfa/0x130 [ 82.003990][ T8013] ? __fget_files+0x194/0x2e0 [ 82.008646][ T8013] ? __fget_light+0xbe/0x220 [ 82.013392][ T8013] __sys_sendmsg+0xb2/0x140 [ 82.017871][ T8013] ? __sys_sendmsg_sock+0x10/0x10 [ 82.022903][ T8013] ? check_preemption_disabled+0x36/0xd0 [ 82.028513][ T8013] ? syscall_enter_from_user_mode+0x1d/0x60 [ 82.034384][ T8013] ? lockdep_hardirqs_on+0x54/0x100 [ 82.039555][ T8013] do_syscall_64+0x35/0xb0 [ 82.043958][ T8013] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 82.049830][ T8013] RIP: 0033:0x464d29 [ 82.053703][ T8013] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 82.073293][ T8013] RSP: 002b:00007feff773d188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 82.081677][ T8013] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 82.089620][ T8013] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 82.097579][ T8013] RBP: 00007feff773d1d0 R08: 0000000000000000 R09: 0000000000000000 [ 82.105615][ T8013] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 82.113564][ T8013] R13: 00007ffc9f3c6c4f R14: 00007feff773d300 R15: 0000000000022000 [ 82.380741][ T8036] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 82.687361][ T8040] bond0: (slave bond_slave_1): Releasing backup interface [ 82.753113][ T8040] FAULT_INJECTION: forcing a failure. [ 82.753113][ T8040] name failslab, interval 1, probability 0, space 0, times 0 [ 82.766017][ T8040] CPU: 0 PID: 8040 Comm: syz-executor.5 Not tainted 5.14.0-rc6-syzkaller #0 [ 82.774690][ T8040] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 82.784722][ T8040] Call Trace: [ 82.788050][ T8040] dump_stack_lvl+0xbd/0xe2 [ 82.792586][ T8040] should_fail.cold+0x5/0xa [ 82.797066][ T8040] ? ethnl_default_notify+0x8e/0x510 [ 82.802329][ T8040] should_failslab+0x5/0x10 [ 82.806821][ T8040] __kmalloc+0x79/0x470 [ 82.810967][ T8040] ethnl_default_notify+0x8e/0x510 [ 82.816055][ T8040] ethnl_netdev_event+0x30/0x40 [ 82.821022][ T8040] notifier_call_chain+0x94/0x170 [ 82.826030][ T8040] netdev_change_features+0x76/0xa0 [ 82.831224][ T8040] ? netdev_update_features+0xb0/0xb0 [ 82.836590][ T8040] ? synchronize_rcu+0x160/0x190 [ 82.841518][ T8040] bond_compute_features+0x535/0x920 [ 82.846793][ T8040] ? bond_fix_features+0x2c0/0x2c0 [ 82.851914][ T8040] ? ieee80211_alloc_hw_nm+0x1460/0x1f40 [ 82.857518][ T8040] ? lock_is_held_type+0xfa/0x130 [ 82.862520][ T8040] __bond_release_one.cold+0x4e5/0xac2 [ 82.867955][ T8040] ? bond_enslave+0x4250/0x4250 [ 82.872777][ T8040] ? xsk_notifier+0x73/0x330 [ 82.877349][ T8040] ? __mutex_unlock_slowpath+0xe2/0x610 [ 82.882874][ T8040] ? check_preemption_disabled+0x36/0xd0 [ 82.888482][ T8040] ? wait_for_completion_io+0x280/0x280 [ 82.894016][ T8040] ? check_preemption_disabled+0x36/0xd0 [ 82.899623][ T8040] ? lock_is_held_type+0xfa/0x130 [ 82.904627][ T8040] bond_netdev_event+0x66c/0x780 [ 82.909539][ T8040] notifier_call_chain+0x94/0x170 [ 82.914538][ T8040] __dev_change_net_namespace+0x373/0x1120 [ 82.920323][ T8040] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 82.925948][ T8040] ? check_preemption_disabled+0x36/0xd0 [ 82.931553][ T8040] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 82.936733][ T8040] ? security_capable+0x4c/0x90 [ 82.941576][ T8040] ? ns_capable+0x4c/0xc0 [ 82.945882][ T8040] do_setlink+0x1d3/0x2cb0 [ 82.950274][ T8040] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 82.956224][ T8040] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 82.962954][ T8040] ? orc_sort_cmp+0xd0/0x140 [ 82.967515][ T8040] ? rtnetlink_put_metrics+0x480/0x480 [ 82.972945][ T8040] ? mark_lock+0xf0/0x15f0 [ 82.977333][ T8040] ? mark_lock+0xf0/0x15f0 [ 82.981722][ T8040] ? __lock_acquire+0xbe2/0x52b0 [ 82.986634][ T8040] ? lock_chain_count+0x20/0x20 [ 82.991576][ T8040] ? memset+0x20/0x40 [ 82.995547][ T8040] ? __nla_validate_parse+0xb2/0x1fd0 [ 83.000909][ T8040] ? lock_chain_count+0x20/0x20 [ 83.005742][ T8040] ? __lock_acquire+0xbe2/0x52b0 [ 83.010663][ T8040] ? nla_get_range_signed+0x540/0x540 [ 83.016019][ T8040] ? __lock_acquire+0xbe2/0x52b0 [ 83.020964][ T8040] __rtnl_newlink+0xaca/0x13b0 [ 83.025722][ T8040] ? lock_is_held_type+0xfa/0x130 [ 83.030723][ T8040] ? rtnl_setlink+0x330/0x330 [ 83.035373][ T8040] ? check_preemption_disabled+0x36/0xd0 [ 83.041004][ T8040] ? lock_release+0x424/0x7e0 [ 83.045677][ T8040] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 83.051719][ T8040] ? is_bpf_text_address+0x65/0xe0 [ 83.056807][ T8040] ? kernel_text_address+0xbd/0xf0 [ 83.061932][ T8040] ? __kernel_text_address+0x9/0x30 [ 83.067108][ T8040] ? unwind_get_return_address+0x51/0x90 [ 83.072713][ T8040] ? create_prof_cpu_mask+0x20/0x20 [ 83.078056][ T8040] ? arch_stack_walk+0x93/0xe0 [ 83.082817][ T8040] ? stack_trace_save+0x8c/0xc0 [ 83.087666][ T8040] ? stack_trace_consume_entry+0x160/0x160 [ 83.093477][ T8040] ? fs_reclaim_release+0x9c/0xf0 [ 83.098564][ T8040] ? lock_is_held_type+0xfa/0x130 [ 83.103561][ T8040] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 83.109080][ T8040] ? trace_kmalloc+0x32/0xf0 [ 83.113638][ T8040] ? kmem_cache_alloc_trace+0x20b/0x440 [ 83.119152][ T8040] rtnl_newlink+0x5a/0x90 [ 83.123456][ T8040] rtnetlink_rcv_msg+0x31d/0x8d0 [ 83.128380][ T8040] ? __dev_queue_xmit+0x1531/0x2d80 [ 83.133558][ T8040] ? rtnl_newlink+0x90/0x90 [ 83.138040][ T8040] ? netdev_core_pick_tx+0x290/0x290 [ 83.143317][ T8040] netlink_rcv_skb+0x118/0x370 [ 83.148121][ T8040] ? rtnl_newlink+0x90/0x90 [ 83.152650][ T8040] ? netlink_ack+0x930/0x930 [ 83.157215][ T8040] ? netlink_deliver_tap+0x130/0x9a0 [ 83.162484][ T8040] netlink_unicast+0x42e/0x700 [ 83.167267][ T8040] ? netlink_attachskb+0x750/0x750 [ 83.172346][ T8040] ? __build_skb_around+0x1f3/0x2b0 [ 83.177523][ T8040] netlink_sendmsg+0x704/0xbf0 [ 83.182265][ T8040] ? netlink_unicast+0x700/0x700 [ 83.187211][ T8040] ? netlink_unicast+0x700/0x700 [ 83.192126][ T8040] sock_sendmsg+0xab/0xe0 [ 83.196528][ T8040] ____sys_sendmsg+0x5bf/0x7a0 [ 83.201267][ T8040] ? kernel_sendmsg+0x30/0x30 [ 83.205915][ T8040] ? do_recvmmsg+0x550/0x550 [ 83.210477][ T8040] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 83.216433][ T8040] ___sys_sendmsg+0xd3/0x150 [ 83.220992][ T8040] ? sendmsg_copy_msghdr+0x110/0x110 [ 83.226284][ T8040] ? find_held_lock+0x2d/0x110 [ 83.231019][ T8040] ? check_preemption_disabled+0x36/0xd0 [ 83.236629][ T8040] ? lock_release+0x424/0x7e0 [ 83.241282][ T8040] ? __fget_files+0x17c/0x2e0 [ 83.245951][ T8040] ? lock_downgrade+0x7b0/0x7b0 [ 83.250787][ T8040] ? find_held_lock+0x2d/0x110 [ 83.255520][ T8040] ? check_preemption_disabled+0x36/0xd0 [ 83.261122][ T8040] ? lock_is_held_type+0xfa/0x130 [ 83.266118][ T8040] ? __fget_files+0x194/0x2e0 [ 83.271053][ T8040] ? __fget_light+0xbe/0x220 [ 83.275619][ T8040] __sys_sendmsg+0xb2/0x140 [ 83.280092][ T8040] ? __sys_sendmsg_sock+0x10/0x10 [ 83.285091][ T8040] ? check_preemption_disabled+0x36/0xd0 [ 83.290701][ T8040] ? syscall_enter_from_user_mode+0x1d/0x60 [ 83.296564][ T8040] ? lockdep_hardirqs_on+0x54/0x100 [ 83.301739][ T8040] do_syscall_64+0x35/0xb0 [ 83.306128][ T8040] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 83.312005][ T8040] RIP: 0033:0x464d29 [ 83.315883][ T8040] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 83.335466][ T8040] RSP: 002b:00007f4c4b0e1188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 83.343864][ T8040] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 83.351809][ T8040] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 83.359752][ T8040] RBP: 00007f4c4b0e11d0 R08: 0000000000000000 R09: 0000000000000000 [ 83.367870][ T8040] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 83.375814][ T8040] R13: 00007fffaafd820f R14: 00007f4c4b0e1300 R15: 0000000000022000 [ 83.479892][ T8065] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 83.498035][ T8068] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 83.516315][ T8071] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 83.754657][ T8071] FAULT_INJECTION: forcing a failure. [ 83.754657][ T8071] name failslab, interval 1, probability 0, space 0, times 0 [ 83.767402][ T8071] CPU: 0 PID: 8071 Comm: syz-executor.3 Not tainted 5.14.0-rc6-syzkaller #0 [ 83.776054][ T8071] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 83.786108][ T8071] Call Trace: [ 83.789380][ T8071] dump_stack_lvl+0xbd/0xe2 [ 83.793865][ T8071] should_fail.cold+0x5/0xa [ 83.798342][ T8071] ? mark_held_locks+0x9f/0xe0 [ 83.803083][ T8071] should_failslab+0x5/0x10 [ 83.807561][ T8071] kmem_cache_alloc_node_trace+0x66/0x570 [ 83.813275][ T8071] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 83.818798][ T8071] __kmalloc_node_track_caller+0x38/0x60 [ 83.824409][ T8071] __alloc_skb+0x8b/0x280 [ 83.828735][ T8071] __neigh_notify+0x7f/0x110 [ 83.833313][ T8071] neigh_cleanup_and_release+0x5a/0x220 [ 83.838852][ T8071] neigh_flush_dev+0x4a7/0x7e0 [ 83.843612][ T8071] ? lock_release+0x424/0x7e0 [ 83.848269][ T8071] __neigh_ifdown.isra.0+0x44/0x390 [ 83.853443][ T8071] ? __local_bh_enable_ip+0x11f/0x220 [ 83.858790][ T8071] ? rt6_disable_ip+0x491/0x6b0 [ 83.863626][ T8071] neigh_ifdown+0x7/0x10 [ 83.867844][ T8071] rt6_disable_ip+0x56c/0x6b0 [ 83.872507][ T8071] ? rt6_sync_down_dev+0x120/0x120 [ 83.877593][ T8071] ? mark_lock+0xf0/0x15f0 [ 83.881986][ T8071] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 83.887332][ T8071] ? lock_chain_count+0x20/0x20 [ 83.892162][ T8071] ? add_addr+0x2c0/0x2c0 [ 83.896464][ T8071] ? check_preemption_disabled+0x36/0xd0 [ 83.902075][ T8071] ? lock_is_held_type+0xfa/0x130 [ 83.907093][ T8071] addrconf_notify+0x44f/0x1d40 [ 83.911929][ T8071] ? mark_held_locks+0x9f/0xe0 [ 83.916675][ T8071] ? check_preemption_disabled+0x36/0xd0 [ 83.922293][ T8071] ? tls_device_sk_destruct+0x610/0x610 [ 83.927821][ T8071] ? clusterip_netdev_event+0x34e/0x550 [ 83.933349][ T8071] ? inet6_ifinfo_notify+0x100/0x100 [ 83.938605][ T8071] ? __local_bh_enable_ip+0x11f/0x220 [ 83.943949][ T8071] ? clusterip_netdev_event+0x34e/0x550 [ 83.949470][ T8071] notifier_call_chain+0x94/0x170 [ 83.954472][ T8071] dev_close_many+0x28c/0x560 [ 83.959124][ T8071] ? __lock_acquire+0xbe2/0x52b0 [ 83.964050][ T8071] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 83.970094][ T8071] __dev_change_net_namespace+0xb88/0x1120 [ 83.975885][ T8071] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 83.981496][ T8071] ? check_preemption_disabled+0x36/0xd0 [ 83.987115][ T8071] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 83.992398][ T8071] ? security_capable+0x4c/0x90 [ 83.997221][ T8071] ? ns_capable+0x4c/0xc0 [ 84.001547][ T8071] do_setlink+0x1d3/0x2cb0 [ 84.006034][ T8071] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 84.012004][ T8071] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 84.017960][ T8071] ? orc_sort_cmp+0xd0/0x140 [ 84.022540][ T8071] ? rtnetlink_put_metrics+0x480/0x480 [ 84.027975][ T8071] ? mark_lock+0xf0/0x15f0 [ 84.032366][ T8071] ? mark_lock+0xf0/0x15f0 [ 84.036775][ T8071] ? __lock_acquire+0xbe2/0x52b0 [ 84.041689][ T8071] ? lock_chain_count+0x20/0x20 [ 84.046534][ T8071] ? memset+0x20/0x40 [ 84.050487][ T8071] ? __nla_validate_parse+0xb2/0x1fd0 [ 84.055847][ T8071] ? lock_chain_count+0x20/0x20 [ 84.060677][ T8071] ? nla_get_range_signed+0x540/0x540 [ 84.066030][ T8071] ? __lock_acquire+0xbe2/0x52b0 [ 84.070957][ T8071] __rtnl_newlink+0xaca/0x13b0 [ 84.075709][ T8071] ? lock_is_held_type+0xfa/0x130 [ 84.080710][ T8071] ? rtnl_setlink+0x330/0x330 [ 84.085368][ T8071] ? check_preemption_disabled+0x36/0xd0 [ 84.090971][ T8071] ? lock_release+0x424/0x7e0 [ 84.095637][ T8071] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 84.101688][ T8071] ? is_bpf_text_address+0x65/0xe0 [ 84.106781][ T8071] ? kernel_text_address+0xbd/0xf0 [ 84.111877][ T8071] ? __kernel_text_address+0x9/0x30 [ 84.117047][ T8071] ? unwind_get_return_address+0x51/0x90 [ 84.122655][ T8071] ? create_prof_cpu_mask+0x20/0x20 [ 84.127835][ T8071] ? arch_stack_walk+0x93/0xe0 [ 84.132583][ T8071] ? stack_trace_save+0x8c/0xc0 [ 84.137413][ T8071] ? stack_trace_consume_entry+0x160/0x160 [ 84.143221][ T8071] ? fs_reclaim_release+0x9c/0xf0 [ 84.148230][ T8071] ? lock_is_held_type+0xfa/0x130 [ 84.153235][ T8071] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 84.158764][ T8071] ? trace_kmalloc+0x32/0xf0 [ 84.163323][ T8071] ? kmem_cache_alloc_trace+0x20b/0x440 [ 84.168846][ T8071] rtnl_newlink+0x5a/0x90 [ 84.173170][ T8071] rtnetlink_rcv_msg+0x31d/0x8d0 [ 84.178096][ T8071] ? rtnl_newlink+0x90/0x90 [ 84.182590][ T8071] ? check_preemption_disabled+0x36/0xd0 [ 84.188201][ T8071] ? lock_acquire+0x222/0x5d0 [ 84.192863][ T8071] netlink_rcv_skb+0x118/0x370 [ 84.197602][ T8071] ? rtnl_newlink+0x90/0x90 [ 84.202079][ T8071] ? netlink_ack+0x930/0x930 [ 84.206640][ T8071] ? netlink_deliver_tap+0x130/0x9a0 [ 84.211901][ T8071] netlink_unicast+0x42e/0x700 [ 84.216640][ T8071] ? netlink_attachskb+0x750/0x750 [ 84.221723][ T8071] ? __build_skb_around+0x1f3/0x2b0 [ 84.226919][ T8071] netlink_sendmsg+0x704/0xbf0 [ 84.231683][ T8071] ? netlink_unicast+0x700/0x700 [ 84.236596][ T8071] ? netlink_unicast+0x700/0x700 [ 84.241513][ T8071] sock_sendmsg+0xab/0xe0 [ 84.245821][ T8071] ____sys_sendmsg+0x5bf/0x7a0 [ 84.250560][ T8071] ? kernel_sendmsg+0x30/0x30 [ 84.255216][ T8071] ? do_recvmmsg+0x550/0x550 [ 84.259791][ T8071] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 84.265760][ T8071] ___sys_sendmsg+0xd3/0x150 [ 84.270322][ T8071] ? sendmsg_copy_msghdr+0x110/0x110 [ 84.275579][ T8071] ? find_held_lock+0x2d/0x110 [ 84.280316][ T8071] ? check_preemption_disabled+0x36/0xd0 [ 84.285920][ T8071] ? lock_release+0x424/0x7e0 [ 84.290586][ T8071] ? __fget_files+0x17c/0x2e0 [ 84.295236][ T8071] ? lock_downgrade+0x7b0/0x7b0 [ 84.300066][ T8071] ? find_held_lock+0x2d/0x110 [ 84.304802][ T8071] ? check_preemption_disabled+0x36/0xd0 [ 84.310419][ T8071] ? lock_is_held_type+0xfa/0x130 [ 84.315443][ T8071] ? __fget_files+0x194/0x2e0 [ 84.320103][ T8071] ? __fget_light+0xbe/0x220 [ 84.324668][ T8071] __sys_sendmsg+0xb2/0x140 [ 84.329144][ T8071] ? __sys_sendmsg_sock+0x10/0x10 [ 84.334149][ T8071] ? check_preemption_disabled+0x36/0xd0 [ 84.339752][ T8071] ? syscall_enter_from_user_mode+0x1d/0x60 [ 84.345633][ T8071] ? lockdep_hardirqs_on+0x54/0x100 [ 84.350807][ T8071] do_syscall_64+0x35/0xb0 [ 84.355227][ T8071] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 84.361092][ T8071] RIP: 0033:0x464d29 [ 84.364966][ T8071] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 84.384823][ T8071] RSP: 002b:00007fc21f376188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 84.393222][ T8071] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 84.401178][ T8071] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 84.409127][ T8071] RBP: 00007fc21f3761d0 R08: 0000000000000000 R09: 0000000000000000 [ 84.417072][ T8071] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 84.425040][ T8071] R13: 00007ffd90ed09ef R14: 00007fc21f376300 R15: 0000000000022000 [ 84.603507][ T8071] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 84.656786][ T8071] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 84.667340][ T8071] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 84.677968][ T8071] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 84.689034][ T8071] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 84.699387][ T8071] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 84.711837][ T8071] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 84.722126][ T8071] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 84.732960][ T8071] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 84.743279][ T8071] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 84.754116][ T8071] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 84.808780][ T8094] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 84.827931][ T8100] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 85.073378][ T8101] FAULT_INJECTION: forcing a failure. [ 85.073378][ T8101] name failslab, interval 1, probability 0, space 0, times 0 [ 85.086048][ T8101] CPU: 1 PID: 8101 Comm: syz-executor.2 Not tainted 5.14.0-rc6-syzkaller #0 [ 85.094694][ T8101] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 85.104723][ T8101] Call Trace: [ 85.107983][ T8101] dump_stack_lvl+0xbd/0xe2 [ 85.112470][ T8101] should_fail.cold+0x5/0xa [ 85.116974][ T8101] should_failslab+0x5/0x10 [ 85.121466][ T8101] kmem_cache_alloc_node+0x60/0x540 [ 85.126638][ T8101] __alloc_skb+0x153/0x280 [ 85.131033][ T8101] __neigh_notify+0x7f/0x110 [ 85.135598][ T8101] neigh_cleanup_and_release+0x5a/0x220 [ 85.141116][ T8101] neigh_flush_dev+0x4a7/0x7e0 [ 85.145893][ T8101] ? lock_release+0x424/0x7e0 [ 85.150560][ T8101] __neigh_ifdown.isra.0+0x44/0x390 [ 85.155766][ T8101] ? __local_bh_enable_ip+0x11f/0x220 [ 85.161111][ T8101] ? rt6_disable_ip+0x491/0x6b0 [ 85.165941][ T8101] neigh_ifdown+0x7/0x10 [ 85.170165][ T8101] rt6_disable_ip+0x56c/0x6b0 [ 85.174822][ T8101] ? rt6_sync_down_dev+0x120/0x120 [ 85.179905][ T8101] ? mark_lock+0xf0/0x15f0 [ 85.184295][ T8101] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 85.189642][ T8101] ? lock_chain_count+0x20/0x20 [ 85.194476][ T8101] ? add_addr+0x2c0/0x2c0 [ 85.198776][ T8101] ? check_preemption_disabled+0x36/0xd0 [ 85.204384][ T8101] ? lock_is_held_type+0xfa/0x130 [ 85.209394][ T8101] addrconf_notify+0x44f/0x1d40 [ 85.214223][ T8101] ? mark_held_locks+0x9f/0xe0 [ 85.218971][ T8101] ? check_preemption_disabled+0x36/0xd0 [ 85.224572][ T8101] ? tls_device_sk_destruct+0x610/0x610 [ 85.230088][ T8101] ? clusterip_netdev_event+0x34e/0x550 [ 85.235607][ T8101] ? inet6_ifinfo_notify+0x100/0x100 [ 85.240864][ T8101] ? __local_bh_enable_ip+0x11f/0x220 [ 85.246256][ T8101] ? clusterip_netdev_event+0x34e/0x550 [ 85.251777][ T8101] notifier_call_chain+0x94/0x170 [ 85.256778][ T8101] dev_close_many+0x28c/0x560 [ 85.261430][ T8101] ? __lock_acquire+0xbe2/0x52b0 [ 85.266342][ T8101] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 85.272388][ T8101] __dev_change_net_namespace+0xb88/0x1120 [ 85.278195][ T8101] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 85.283812][ T8101] ? check_preemption_disabled+0x36/0xd0 [ 85.289433][ T8101] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 85.294615][ T8101] ? security_capable+0x4c/0x90 [ 85.299450][ T8101] ? ns_capable+0x4c/0xc0 [ 85.303760][ T8101] do_setlink+0x1d3/0x2cb0 [ 85.308153][ T8101] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 85.314123][ T8101] ? __kernel_text_address+0x9/0x30 [ 85.319296][ T8101] ? unwind_get_return_address+0x51/0x90 [ 85.324900][ T8101] ? rtnetlink_put_metrics+0x480/0x480 [ 85.330339][ T8101] ? mark_lock+0xf0/0x15f0 [ 85.334729][ T8101] ? mark_lock+0xf0/0x15f0 [ 85.339120][ T8101] ? __lock_acquire+0xbe2/0x52b0 [ 85.344037][ T8101] ? lock_chain_count+0x20/0x20 [ 85.348861][ T8101] ? memset+0x20/0x40 [ 85.352820][ T8101] ? __nla_validate_parse+0xb2/0x1fd0 [ 85.358175][ T8101] ? lock_chain_count+0x20/0x20 [ 85.363002][ T8101] ? __lock_acquire+0xbe2/0x52b0 [ 85.367923][ T8101] ? nla_get_range_signed+0x540/0x540 [ 85.373268][ T8101] ? __lock_acquire+0xbe2/0x52b0 [ 85.378187][ T8101] __rtnl_newlink+0xaca/0x13b0 [ 85.382931][ T8101] ? lock_is_held_type+0xfa/0x130 [ 85.387936][ T8101] ? rtnl_setlink+0x330/0x330 [ 85.392587][ T8101] ? check_preemption_disabled+0x36/0xd0 [ 85.398212][ T8101] ? lock_release+0x424/0x7e0 [ 85.402967][ T8101] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 85.409008][ T8101] ? is_bpf_text_address+0x65/0xe0 [ 85.414111][ T8101] ? kernel_text_address+0xbd/0xf0 [ 85.419200][ T8101] ? __kernel_text_address+0x9/0x30 [ 85.424368][ T8101] ? unwind_get_return_address+0x51/0x90 [ 85.429976][ T8101] ? create_prof_cpu_mask+0x20/0x20 [ 85.435157][ T8101] ? arch_stack_walk+0x93/0xe0 [ 85.439898][ T8101] ? stack_trace_save+0x8c/0xc0 [ 85.444723][ T8101] ? stack_trace_consume_entry+0x160/0x160 [ 85.450540][ T8101] ? fs_reclaim_release+0x9c/0xf0 [ 85.455538][ T8101] ? lock_is_held_type+0xfa/0x130 [ 85.460544][ T8101] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 85.466062][ T8101] ? trace_kmalloc+0x32/0xf0 [ 85.470619][ T8101] ? kmem_cache_alloc_trace+0x20b/0x440 [ 85.476145][ T8101] rtnl_newlink+0x5a/0x90 [ 85.480459][ T8101] rtnetlink_rcv_msg+0x31d/0x8d0 [ 85.485366][ T8101] ? __dev_queue_xmit+0x1531/0x2d80 [ 85.490536][ T8101] ? rtnl_newlink+0x90/0x90 [ 85.495013][ T8101] ? check_preemption_disabled+0x36/0xd0 [ 85.500632][ T8101] ? netdev_core_pick_tx+0x290/0x290 [ 85.505898][ T8101] ? lock_acquire+0x160/0x5d0 [ 85.510553][ T8101] netlink_rcv_skb+0x118/0x370 [ 85.515288][ T8101] ? rtnl_newlink+0x90/0x90 [ 85.519768][ T8101] ? netlink_ack+0x930/0x930 [ 85.524341][ T8101] ? netlink_deliver_tap+0x130/0x9a0 [ 85.529614][ T8101] netlink_unicast+0x42e/0x700 [ 85.534357][ T8101] ? netlink_attachskb+0x750/0x750 [ 85.539444][ T8101] ? __build_skb_around+0x1f3/0x2b0 [ 85.544620][ T8101] netlink_sendmsg+0x704/0xbf0 [ 85.549371][ T8101] ? netlink_unicast+0x700/0x700 [ 85.554302][ T8101] ? netlink_unicast+0x700/0x700 [ 85.559219][ T8101] sock_sendmsg+0xab/0xe0 [ 85.563526][ T8101] ____sys_sendmsg+0x5bf/0x7a0 [ 85.568267][ T8101] ? kernel_sendmsg+0x30/0x30 [ 85.572933][ T8101] ? do_recvmmsg+0x550/0x550 [ 85.577502][ T8101] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 85.583476][ T8101] ___sys_sendmsg+0xd3/0x150 [ 85.588049][ T8101] ? sendmsg_copy_msghdr+0x110/0x110 [ 85.593308][ T8101] ? find_held_lock+0x2d/0x110 [ 85.598051][ T8101] ? check_preemption_disabled+0x36/0xd0 [ 85.603658][ T8101] ? lock_release+0x424/0x7e0 [ 85.608308][ T8101] ? __fget_files+0x17c/0x2e0 [ 85.612971][ T8101] ? lock_downgrade+0x7b0/0x7b0 [ 85.617799][ T8101] ? find_held_lock+0x2d/0x110 [ 85.622537][ T8101] ? check_preemption_disabled+0x36/0xd0 [ 85.628141][ T8101] ? lock_is_held_type+0xfa/0x130 [ 85.633141][ T8101] ? __fget_files+0x194/0x2e0 [ 85.637792][ T8101] ? __fget_light+0xbe/0x220 [ 85.642359][ T8101] __sys_sendmsg+0xb2/0x140 [ 85.646834][ T8101] ? __sys_sendmsg_sock+0x10/0x10 [ 85.651835][ T8101] ? check_preemption_disabled+0x36/0xd0 [ 85.657446][ T8101] ? syscall_enter_from_user_mode+0x1d/0x60 [ 85.663322][ T8101] ? lockdep_hardirqs_on+0x54/0x100 [ 85.668496][ T8101] do_syscall_64+0x35/0xb0 [ 85.672891][ T8101] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 85.678768][ T8101] RIP: 0033:0x464d29 [ 85.682635][ T8101] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 85.702218][ T8101] RSP: 002b:00007f06d0fce188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 85.710607][ T8101] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 85.718652][ T8101] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 85.726600][ T8101] RBP: 00007f06d0fce1d0 R08: 0000000000000000 R09: 0000000000000000 [ 85.734562][ T8101] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 85.742510][ T8101] R13: 00007ffd7b5e102f R14: 00007f06d0fce300 R15: 0000000000022000 [ 86.002407][ T8129] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 86.062034][ T8154] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 86.574084][ T8156] FAULT_INJECTION: forcing a failure. [ 86.574084][ T8156] name failslab, interval 1, probability 0, space 0, times 0 [ 86.586768][ T8156] CPU: 1 PID: 8156 Comm: syz-executor.5 Not tainted 5.14.0-rc6-syzkaller #0 [ 86.595431][ T8156] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 86.605578][ T8156] Call Trace: [ 86.608858][ T8156] dump_stack_lvl+0xbd/0xe2 [ 86.613371][ T8156] should_fail.cold+0x5/0xa [ 86.617870][ T8156] ? lockdep_hardirqs_on_prepare+0x17b/0x450 [ 86.623851][ T8156] should_failslab+0x5/0x10 [ 86.628356][ T8156] kmem_cache_alloc_node+0x60/0x540 [ 86.633545][ T8156] ? rt6_nlmsg_size+0x136/0x1d0 [ 86.638386][ T8156] ? fib6_purge_rt+0x25b/0x690 [ 86.643153][ T8156] __alloc_skb+0x153/0x280 [ 86.647571][ T8156] inet6_rt_notify+0xd1/0x270 [ 86.652258][ T8156] fib6_del+0xccc/0x14e0 [ 86.656518][ T8156] ? fib6_locate+0xd0/0xd0 [ 86.660932][ T8156] ? lock_chain_count+0x20/0x20 [ 86.665787][ T8156] fib6_clean_node+0x2f7/0x4a0 [ 86.670547][ T8156] ? find_held_lock+0x2d/0x110 [ 86.675306][ T8156] ? fib6_del+0x14e0/0x14e0 [ 86.679804][ T8156] fib6_walk_continue+0x33c/0x720 [ 86.684810][ T8156] ? fib6_walk+0x160/0x330 [ 86.689217][ T8156] ? lockdep_hardirqs_on+0x54/0x100 [ 86.694411][ T8156] fib6_walk+0x168/0x330 [ 86.698639][ T8156] fib6_clean_tree+0xaa/0xe0 [ 86.703208][ T8156] ? fib6_walk+0x330/0x330 [ 86.707611][ T8156] ? fib6_del+0x14e0/0x14e0 [ 86.712088][ T8156] ? rwlock_bug.part.0+0x90/0x90 [ 86.716998][ T8156] ? fib6_ifup+0x260/0x260 [ 86.721392][ T8156] __fib6_clean_all+0xd8/0x1e0 [ 86.726134][ T8156] ? fib6_ifup+0x260/0x260 [ 86.730541][ T8156] rt6_disable_ip+0x5c0/0x6b0 [ 86.735204][ T8156] ? __lock_acquire+0x159d/0x52b0 [ 86.740213][ T8156] ? rt6_sync_down_dev+0x120/0x120 [ 86.745306][ T8156] ? mark_lock+0xf0/0x15f0 [ 86.749708][ T8156] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 86.755061][ T8156] ? lock_chain_count+0x20/0x20 [ 86.759906][ T8156] ? add_addr+0x2c0/0x2c0 [ 86.764218][ T8156] ? check_preemption_disabled+0x36/0xd0 [ 86.769828][ T8156] ? lock_is_held_type+0xfa/0x130 [ 86.774838][ T8156] addrconf_notify+0x44f/0x1d40 [ 86.779674][ T8156] ? mark_held_locks+0x9f/0xe0 [ 86.784419][ T8156] ? check_preemption_disabled+0x36/0xd0 [ 86.790036][ T8156] ? tls_device_sk_destruct+0x610/0x610 [ 86.795561][ T8156] ? clusterip_netdev_event+0x34e/0x550 [ 86.801096][ T8156] ? inet6_ifinfo_notify+0x100/0x100 [ 86.806421][ T8156] ? __local_bh_enable_ip+0x11f/0x220 [ 86.811780][ T8156] ? clusterip_netdev_event+0x34e/0x550 [ 86.817313][ T8156] notifier_call_chain+0x94/0x170 [ 86.822467][ T8156] dev_close_many+0x28c/0x560 [ 86.827163][ T8156] ? __lock_acquire+0xbe2/0x52b0 [ 86.832098][ T8156] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 86.838512][ T8156] __dev_change_net_namespace+0xb88/0x1120 [ 86.844304][ T8156] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 86.850066][ T8156] ? check_preemption_disabled+0x36/0xd0 [ 86.855684][ T8156] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 86.860886][ T8156] ? security_capable+0x4c/0x90 [ 86.865765][ T8156] ? ns_capable+0x4c/0xc0 [ 86.870094][ T8156] do_setlink+0x1d3/0x2cb0 [ 86.874506][ T8156] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 86.880478][ T8156] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 86.886435][ T8156] ? orc_sort_cmp+0xd0/0x140 [ 86.891013][ T8156] ? rtnetlink_put_metrics+0x480/0x480 [ 86.896474][ T8156] ? mark_lock+0xf0/0x15f0 [ 86.900893][ T8156] ? mark_lock+0xf0/0x15f0 [ 86.905301][ T8156] ? __lock_acquire+0xbe2/0x52b0 [ 86.910231][ T8156] ? lock_chain_count+0x20/0x20 [ 86.915076][ T8156] ? memset+0x20/0x40 [ 86.919047][ T8156] ? __nla_validate_parse+0xb2/0x1fd0 [ 86.924402][ T8156] ? lock_chain_count+0x20/0x20 [ 86.929226][ T8156] ? __lock_acquire+0xbe2/0x52b0 [ 86.934243][ T8156] ? nla_get_range_signed+0x540/0x540 [ 86.939603][ T8156] ? __lock_acquire+0xbe2/0x52b0 [ 86.944550][ T8156] __rtnl_newlink+0xaca/0x13b0 [ 86.949306][ T8156] ? lock_is_held_type+0xfa/0x130 [ 86.954310][ T8156] ? rtnl_setlink+0x330/0x330 [ 86.958970][ T8156] ? check_preemption_disabled+0x36/0xd0 [ 86.964581][ T8156] ? lock_release+0x424/0x7e0 [ 86.969261][ T8156] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 86.975312][ T8156] ? is_bpf_text_address+0x65/0xe0 [ 86.980404][ T8156] ? kernel_text_address+0xbd/0xf0 [ 86.985574][ T8156] ? __kernel_text_address+0x9/0x30 [ 86.990744][ T8156] ? unwind_get_return_address+0x51/0x90 [ 86.996439][ T8156] ? create_prof_cpu_mask+0x20/0x20 [ 87.001619][ T8156] ? arch_stack_walk+0x93/0xe0 [ 87.006368][ T8156] ? stack_trace_save+0x8c/0xc0 [ 87.011191][ T8156] ? stack_trace_consume_entry+0x160/0x160 [ 87.017018][ T8156] ? fs_reclaim_release+0x9c/0xf0 [ 87.022046][ T8156] ? lock_is_held_type+0xfa/0x130 [ 87.027068][ T8156] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 87.032601][ T8156] ? trace_kmalloc+0x32/0xf0 [ 87.037174][ T8156] ? kmem_cache_alloc_trace+0x20b/0x440 [ 87.042715][ T8156] rtnl_newlink+0x5a/0x90 [ 87.047034][ T8156] rtnetlink_rcv_msg+0x31d/0x8d0 [ 87.051954][ T8156] ? __dev_queue_xmit+0x1531/0x2d80 [ 87.057136][ T8156] ? rtnl_newlink+0x90/0x90 [ 87.061629][ T8156] ? check_preemption_disabled+0x36/0xd0 [ 87.067245][ T8156] ? netdev_core_pick_tx+0x290/0x290 [ 87.072518][ T8156] ? lock_acquire+0x160/0x5d0 [ 87.077186][ T8156] netlink_rcv_skb+0x118/0x370 [ 87.081932][ T8156] ? rtnl_newlink+0x90/0x90 [ 87.086425][ T8156] ? netlink_ack+0x930/0x930 [ 87.090998][ T8156] ? netlink_deliver_tap+0x130/0x9a0 [ 87.096276][ T8156] netlink_unicast+0x42e/0x700 [ 87.101128][ T8156] ? netlink_attachskb+0x750/0x750 [ 87.106210][ T8156] ? __build_skb_around+0x1f3/0x2b0 [ 87.111393][ T8156] netlink_sendmsg+0x704/0xbf0 [ 87.116141][ T8156] ? netlink_unicast+0x700/0x700 [ 87.121076][ T8156] ? netlink_unicast+0x700/0x700 [ 87.125985][ T8156] sock_sendmsg+0xab/0xe0 [ 87.130292][ T8156] ____sys_sendmsg+0x5bf/0x7a0 [ 87.135043][ T8156] ? kernel_sendmsg+0x30/0x30 [ 87.139699][ T8156] ? do_recvmmsg+0x550/0x550 [ 87.144264][ T8156] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 87.150237][ T8156] ___sys_sendmsg+0xd3/0x150 [ 87.154807][ T8156] ? sendmsg_copy_msghdr+0x110/0x110 [ 87.160072][ T8156] ? find_held_lock+0x2d/0x110 [ 87.164817][ T8156] ? check_preemption_disabled+0x36/0xd0 [ 87.170424][ T8156] ? lock_release+0x424/0x7e0 [ 87.175089][ T8156] ? __fget_files+0x17c/0x2e0 [ 87.180103][ T8156] ? lock_downgrade+0x7b0/0x7b0 [ 87.184941][ T8156] ? find_held_lock+0x2d/0x110 [ 87.189680][ T8156] ? check_preemption_disabled+0x36/0xd0 [ 87.195291][ T8156] ? lock_is_held_type+0xfa/0x130 [ 87.200475][ T8156] ? __fget_files+0x194/0x2e0 [ 87.205137][ T8156] ? __fget_light+0xbe/0x220 [ 87.209715][ T8156] __sys_sendmsg+0xb2/0x140 [ 87.214197][ T8156] ? __sys_sendmsg_sock+0x10/0x10 [ 87.219235][ T8156] ? check_preemption_disabled+0x36/0xd0 [ 87.225015][ T8156] ? syscall_enter_from_user_mode+0x1d/0x60 [ 87.230882][ T8156] ? lockdep_hardirqs_on+0x54/0x100 [ 87.236062][ T8156] do_syscall_64+0x35/0xb0 [ 87.240470][ T8156] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 87.246348][ T8156] RIP: 0033:0x464d29 [ 87.250216][ T8156] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 87.269797][ T8156] RSP: 002b:00007f4c4b0e1188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 87.278207][ T8156] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 87.286198][ T8156] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 87.294155][ T8156] RBP: 00007f4c4b0e11d0 R08: 0000000000000000 R09: 0000000000000000 [ 87.302115][ T8156] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 87.310105][ T8156] R13: 00007fffaafd820f R14: 00007f4c4b0e1300 R15: 0000000000022000 [ 87.430985][ T8156] team0: Port device team_slave_1 removed 2021/08/21 17:22:17 executed programs: 73 [ 87.510252][ T8182] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 87.541493][ T8183] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 87.950946][ T8186] FAULT_INJECTION: forcing a failure. [ 87.950946][ T8186] name failslab, interval 1, probability 0, space 0, times 0 [ 87.963620][ T8186] CPU: 0 PID: 8186 Comm: syz-executor.3 Not tainted 5.14.0-rc6-syzkaller #0 [ 87.972274][ T8186] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 87.982333][ T8186] Call Trace: [ 87.985596][ T8186] dump_stack_lvl+0xbd/0xe2 [ 87.990129][ T8186] should_fail.cold+0x5/0xa [ 87.994607][ T8186] should_failslab+0x5/0x10 [ 87.999083][ T8186] kmem_cache_alloc_node+0x60/0x540 [ 88.004256][ T8186] __alloc_skb+0x153/0x280 [ 88.008669][ T8186] inet_netconf_notify_devconf+0x7b/0x130 [ 88.014369][ T8186] inetdev_event+0x9a9/0x1190 [ 88.019031][ T8186] ? devinet_init_net+0x5b0/0x5b0 [ 88.024030][ T8186] ? _raw_spin_unlock_irqrestore+0x2d/0x90 [ 88.029809][ T8186] ? skb_dequeue+0x110/0x1a0 [ 88.034378][ T8186] notifier_call_chain+0x94/0x170 [ 88.039386][ T8186] __dev_change_net_namespace+0x373/0x1120 [ 88.045165][ T8186] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 88.050773][ T8186] ? check_preemption_disabled+0x36/0xd0 [ 88.056464][ T8186] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 88.061641][ T8186] ? security_capable+0x4c/0x90 [ 88.066552][ T8186] ? ns_capable+0x4c/0xc0 [ 88.070863][ T8186] do_setlink+0x1d3/0x2cb0 [ 88.075254][ T8186] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 88.081204][ T8186] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 88.087158][ T8186] ? orc_sort_cmp+0xd0/0x140 [ 88.091735][ T8186] ? rtnetlink_put_metrics+0x480/0x480 [ 88.097169][ T8186] ? mark_lock+0xf0/0x15f0 [ 88.101560][ T8186] ? __lock_acquire+0xbe2/0x52b0 [ 88.106471][ T8186] ? lock_chain_count+0x20/0x20 [ 88.111299][ T8186] ? memset+0x20/0x40 [ 88.115252][ T8186] ? __nla_validate_parse+0xb2/0x1fd0 [ 88.120615][ T8186] ? lock_chain_count+0x20/0x20 [ 88.125445][ T8186] ? nla_get_range_signed+0x540/0x540 [ 88.130803][ T8186] ? __lock_acquire+0xbe2/0x52b0 [ 88.135717][ T8186] __rtnl_newlink+0xaca/0x13b0 [ 88.140456][ T8186] ? lock_is_held_type+0xfa/0x130 [ 88.145458][ T8186] ? rtnl_setlink+0x330/0x330 [ 88.150108][ T8186] ? check_preemption_disabled+0x36/0xd0 [ 88.155709][ T8186] ? lock_release+0x424/0x7e0 [ 88.160390][ T8186] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 88.166434][ T8186] ? is_bpf_text_address+0x65/0xe0 [ 88.171519][ T8186] ? kernel_text_address+0xbd/0xf0 [ 88.176687][ T8186] ? __kernel_text_address+0x9/0x30 [ 88.181859][ T8186] ? unwind_get_return_address+0x51/0x90 [ 88.187490][ T8186] ? create_prof_cpu_mask+0x20/0x20 [ 88.192665][ T8186] ? arch_stack_walk+0x93/0xe0 [ 88.197510][ T8186] ? stack_trace_save+0x8c/0xc0 [ 88.202331][ T8186] ? stack_trace_consume_entry+0x160/0x160 [ 88.208135][ T8186] ? fs_reclaim_release+0x9c/0xf0 [ 88.213133][ T8186] ? lock_is_held_type+0xfa/0x130 [ 88.218132][ T8186] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 88.223649][ T8186] ? trace_kmalloc+0x32/0xf0 [ 88.228209][ T8186] ? kmem_cache_alloc_trace+0x20b/0x440 [ 88.233731][ T8186] rtnl_newlink+0x5a/0x90 [ 88.238037][ T8186] rtnetlink_rcv_msg+0x31d/0x8d0 [ 88.242945][ T8186] ? rtnl_newlink+0x90/0x90 [ 88.247425][ T8186] ? check_preemption_disabled+0x36/0xd0 [ 88.253053][ T8186] ? lock_acquire+0x222/0x5d0 [ 88.257717][ T8186] netlink_rcv_skb+0x118/0x370 [ 88.262494][ T8186] ? rtnl_newlink+0x90/0x90 [ 88.266975][ T8186] ? netlink_ack+0x930/0x930 [ 88.271539][ T8186] ? netlink_deliver_tap+0x130/0x9a0 [ 88.276810][ T8186] netlink_unicast+0x42e/0x700 [ 88.281555][ T8186] ? netlink_attachskb+0x750/0x750 [ 88.286647][ T8186] ? __build_skb_around+0x1f3/0x2b0 [ 88.291823][ T8186] netlink_sendmsg+0x704/0xbf0 [ 88.296564][ T8186] ? netlink_unicast+0x700/0x700 [ 88.301487][ T8186] ? netlink_unicast+0x700/0x700 [ 88.306422][ T8186] sock_sendmsg+0xab/0xe0 [ 88.310728][ T8186] ____sys_sendmsg+0x5bf/0x7a0 [ 88.315501][ T8186] ? kernel_sendmsg+0x30/0x30 [ 88.320156][ T8186] ? do_recvmmsg+0x550/0x550 [ 88.324728][ T8186] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 88.330688][ T8186] ___sys_sendmsg+0xd3/0x150 [ 88.335248][ T8186] ? sendmsg_copy_msghdr+0x110/0x110 [ 88.340501][ T8186] ? find_held_lock+0x2d/0x110 [ 88.345236][ T8186] ? check_preemption_disabled+0x36/0xd0 [ 88.350837][ T8186] ? lock_release+0x424/0x7e0 [ 88.355500][ T8186] ? __fget_files+0x17c/0x2e0 [ 88.360147][ T8186] ? lock_downgrade+0x7b0/0x7b0 [ 88.364970][ T8186] ? find_held_lock+0x2d/0x110 [ 88.369710][ T8186] ? check_preemption_disabled+0x36/0xd0 [ 88.375322][ T8186] ? lock_is_held_type+0xfa/0x130 [ 88.380348][ T8186] ? __fget_files+0x194/0x2e0 [ 88.385000][ T8186] ? __fget_light+0xbe/0x220 [ 88.389575][ T8186] __sys_sendmsg+0xb2/0x140 [ 88.394066][ T8186] ? __sys_sendmsg_sock+0x10/0x10 [ 88.399085][ T8186] ? check_preemption_disabled+0x36/0xd0 [ 88.404687][ T8186] ? syscall_enter_from_user_mode+0x1d/0x60 [ 88.410552][ T8186] ? lockdep_hardirqs_on+0x54/0x100 [ 88.415729][ T8186] do_syscall_64+0x35/0xb0 [ 88.420135][ T8186] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 88.426018][ T8186] RIP: 0033:0x464d29 [ 88.429887][ T8186] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 88.449467][ T8186] RSP: 002b:00007fc21f376188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 88.457852][ T8186] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 88.465813][ T8186] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 88.473773][ T8186] RBP: 00007fc21f3761d0 R08: 0000000000000000 R09: 0000000000000000 [ 88.481716][ T8186] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 88.489663][ T8186] R13: 00007ffd90ed09ef R14: 00007fc21f376300 R15: 0000000000022000 [ 88.512600][ T8186] device hsr_slave_0 left promiscuous mode [ 88.631311][ T8215] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 88.673280][ T8221] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 88.694266][ T8227] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 88.957714][ T8230] FAULT_INJECTION: forcing a failure. [ 88.957714][ T8230] name failslab, interval 1, probability 0, space 0, times 0 [ 88.970499][ T8230] CPU: 0 PID: 8230 Comm: syz-executor.2 Not tainted 5.14.0-rc6-syzkaller #0 [ 88.979168][ T8230] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 88.989216][ T8230] Call Trace: [ 88.992492][ T8230] dump_stack_lvl+0xbd/0xe2 [ 88.996989][ T8230] should_fail.cold+0x5/0xa [ 89.001464][ T8230] should_failslab+0x5/0x10 [ 89.005954][ T8230] kmem_cache_alloc_node+0x60/0x540 [ 89.011147][ T8230] __alloc_skb+0x153/0x280 [ 89.015548][ T8230] __neigh_notify+0x7f/0x110 [ 89.020124][ T8230] neigh_cleanup_and_release+0x5a/0x220 [ 89.025688][ T8230] neigh_flush_dev+0x4a7/0x7e0 [ 89.030461][ T8230] ? lock_release+0x424/0x7e0 [ 89.035171][ T8230] __neigh_ifdown.isra.0+0x44/0x390 [ 89.040361][ T8230] ? __local_bh_enable_ip+0x11f/0x220 [ 89.045720][ T8230] ? rt6_disable_ip+0x491/0x6b0 [ 89.050558][ T8230] neigh_ifdown+0x7/0x10 [ 89.054797][ T8230] rt6_disable_ip+0x56c/0x6b0 [ 89.059469][ T8230] ? rt6_sync_down_dev+0x120/0x120 [ 89.064568][ T8230] ? mark_lock+0xf0/0x15f0 [ 89.068960][ T8230] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 89.074364][ T8230] ? lock_chain_count+0x20/0x20 [ 89.079196][ T8230] ? add_addr+0x2c0/0x2c0 [ 89.083508][ T8230] ? check_preemption_disabled+0x36/0xd0 [ 89.089136][ T8230] ? lock_is_held_type+0xfa/0x130 [ 89.094166][ T8230] addrconf_notify+0x44f/0x1d40 [ 89.099089][ T8230] ? mark_held_locks+0x9f/0xe0 [ 89.103841][ T8230] ? check_preemption_disabled+0x36/0xd0 [ 89.109538][ T8230] ? tls_device_sk_destruct+0x610/0x610 [ 89.115126][ T8230] ? clusterip_netdev_event+0x34e/0x550 [ 89.120656][ T8230] ? inet6_ifinfo_notify+0x100/0x100 [ 89.125927][ T8230] ? __local_bh_enable_ip+0x11f/0x220 [ 89.131278][ T8230] ? clusterip_netdev_event+0x34e/0x550 [ 89.136817][ T8230] notifier_call_chain+0x94/0x170 [ 89.141825][ T8230] dev_close_many+0x28c/0x560 [ 89.146474][ T8230] ? __lock_acquire+0xbe2/0x52b0 [ 89.151395][ T8230] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 89.157477][ T8230] __dev_change_net_namespace+0xb88/0x1120 [ 89.163256][ T8230] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 89.168885][ T8230] ? check_preemption_disabled+0x36/0xd0 [ 89.174515][ T8230] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 89.179695][ T8230] ? security_capable+0x4c/0x90 [ 89.184550][ T8230] ? ns_capable+0x4c/0xc0 [ 89.188863][ T8230] do_setlink+0x1d3/0x2cb0 [ 89.193311][ T8230] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 89.199265][ T8230] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 89.205218][ T8230] ? orc_sort_cmp+0xd0/0x140 [ 89.209922][ T8230] ? rtnetlink_put_metrics+0x480/0x480 [ 89.215354][ T8230] ? mark_lock+0xf0/0x15f0 [ 89.219752][ T8230] ? mark_lock+0xf0/0x15f0 [ 89.224141][ T8230] ? __lock_acquire+0xbe2/0x52b0 [ 89.229056][ T8230] ? lock_chain_count+0x20/0x20 [ 89.233883][ T8230] ? memset+0x20/0x40 [ 89.237854][ T8230] ? __nla_validate_parse+0xb2/0x1fd0 [ 89.243214][ T8230] ? lock_chain_count+0x20/0x20 [ 89.248041][ T8230] ? __lock_acquire+0xbe2/0x52b0 [ 89.252949][ T8230] ? nla_get_range_signed+0x540/0x540 [ 89.258291][ T8230] ? __lock_acquire+0xbe2/0x52b0 [ 89.263219][ T8230] __rtnl_newlink+0xaca/0x13b0 [ 89.267971][ T8230] ? lock_is_held_type+0xfa/0x130 [ 89.272968][ T8230] ? rtnl_setlink+0x330/0x330 [ 89.277626][ T8230] ? check_preemption_disabled+0x36/0xd0 [ 89.283240][ T8230] ? lock_release+0x424/0x7e0 [ 89.287893][ T8230] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 89.293938][ T8230] ? is_bpf_text_address+0x65/0xe0 [ 89.299025][ T8230] ? kernel_text_address+0xbd/0xf0 [ 89.304107][ T8230] ? __kernel_text_address+0x9/0x30 [ 89.309278][ T8230] ? unwind_get_return_address+0x51/0x90 [ 89.314900][ T8230] ? create_prof_cpu_mask+0x20/0x20 [ 89.320074][ T8230] ? arch_stack_walk+0x93/0xe0 [ 89.324818][ T8230] ? stack_trace_save+0x8c/0xc0 [ 89.329669][ T8230] ? stack_trace_consume_entry+0x160/0x160 [ 89.335480][ T8230] ? fs_reclaim_release+0x9c/0xf0 [ 89.340479][ T8230] ? lock_is_held_type+0xfa/0x130 [ 89.345479][ T8230] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 89.350997][ T8230] ? trace_kmalloc+0x32/0xf0 [ 89.355561][ T8230] ? kmem_cache_alloc_trace+0x20b/0x440 [ 89.361084][ T8230] rtnl_newlink+0x5a/0x90 [ 89.365397][ T8230] rtnetlink_rcv_msg+0x31d/0x8d0 [ 89.370309][ T8230] ? __dev_queue_xmit+0x1531/0x2d80 [ 89.375479][ T8230] ? rtnl_newlink+0x90/0x90 [ 89.379957][ T8230] ? check_preemption_disabled+0x36/0xd0 [ 89.385563][ T8230] ? netdev_core_pick_tx+0x290/0x290 [ 89.392385][ T8230] ? lock_acquire+0x160/0x5d0 [ 89.397049][ T8230] netlink_rcv_skb+0x118/0x370 [ 89.401795][ T8230] ? rtnl_newlink+0x90/0x90 [ 89.406272][ T8230] ? netlink_ack+0x930/0x930 [ 89.410832][ T8230] ? netlink_deliver_tap+0x130/0x9a0 [ 89.416094][ T8230] netlink_unicast+0x42e/0x700 [ 89.420836][ T8230] ? netlink_attachskb+0x750/0x750 [ 89.425923][ T8230] ? __build_skb_around+0x1f3/0x2b0 [ 89.431104][ T8230] netlink_sendmsg+0x704/0xbf0 [ 89.435857][ T8230] ? netlink_unicast+0x700/0x700 [ 89.440776][ T8230] ? netlink_unicast+0x700/0x700 [ 89.445710][ T8230] sock_sendmsg+0xab/0xe0 [ 89.450017][ T8230] ____sys_sendmsg+0x5bf/0x7a0 [ 89.454755][ T8230] ? kernel_sendmsg+0x30/0x30 [ 89.459405][ T8230] ? do_recvmmsg+0x550/0x550 [ 89.463972][ T8230] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 89.469938][ T8230] ___sys_sendmsg+0xd3/0x150 [ 89.474502][ T8230] ? sendmsg_copy_msghdr+0x110/0x110 [ 89.479755][ T8230] ? find_held_lock+0x2d/0x110 [ 89.484508][ T8230] ? check_preemption_disabled+0x36/0xd0 [ 89.490114][ T8230] ? lock_release+0x424/0x7e0 [ 89.494767][ T8230] ? __fget_files+0x17c/0x2e0 [ 89.499433][ T8230] ? lock_downgrade+0x7b0/0x7b0 [ 89.504262][ T8230] ? find_held_lock+0x2d/0x110 [ 89.509001][ T8230] ? check_preemption_disabled+0x36/0xd0 [ 89.514630][ T8230] ? lock_is_held_type+0xfa/0x130 [ 89.519651][ T8230] ? __fget_files+0x194/0x2e0 [ 89.524391][ T8230] ? __fget_light+0xbe/0x220 [ 89.528962][ T8230] __sys_sendmsg+0xb2/0x140 [ 89.533440][ T8230] ? __sys_sendmsg_sock+0x10/0x10 [ 89.538443][ T8230] ? check_preemption_disabled+0x36/0xd0 [ 89.544157][ T8230] ? syscall_enter_from_user_mode+0x1d/0x60 [ 89.550050][ T8230] ? lockdep_hardirqs_on+0x54/0x100 [ 89.555222][ T8230] do_syscall_64+0x35/0xb0 [ 89.559614][ T8230] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 89.565480][ T8230] RIP: 0033:0x464d29 [ 89.569356][ T8230] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 89.588948][ T8230] RSP: 002b:00007f06d0fce188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 89.597353][ T8230] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 89.605389][ T8230] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 89.613344][ T8230] RBP: 00007f06d0fce1d0 R08: 0000000000000000 R09: 0000000000000000 [ 89.621300][ T8230] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 89.629245][ T8230] R13: 00007ffd7b5e102f R14: 00007f06d0fce300 R15: 0000000000022000 [ 89.974400][ T8235] FAULT_INJECTION: forcing a failure. [ 89.974400][ T8235] name failslab, interval 1, probability 0, space 0, times 0 [ 89.987099][ T8235] CPU: 1 PID: 8235 Comm: syz-executor.0 Not tainted 5.14.0-rc6-syzkaller #0 [ 89.995759][ T8235] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 90.005803][ T8235] Call Trace: [ 90.009076][ T8235] dump_stack_lvl+0xbd/0xe2 [ 90.013573][ T8235] should_fail.cold+0x5/0xa [ 90.018072][ T8235] should_failslab+0x5/0x10 [ 90.022562][ T8235] kmem_cache_alloc_node+0x60/0x540 [ 90.027757][ T8235] __alloc_skb+0x153/0x280 [ 90.032168][ T8235] __neigh_notify+0x7f/0x110 [ 90.036765][ T8235] neigh_cleanup_and_release+0x5a/0x220 [ 90.042290][ T8235] neigh_flush_dev+0x4a7/0x7e0 [ 90.047045][ T8235] ? lock_release+0x424/0x7e0 [ 90.051733][ T8235] __neigh_ifdown.isra.0+0x44/0x390 [ 90.056917][ T8235] ? __local_bh_enable_ip+0x11f/0x220 [ 90.062262][ T8235] ? rt6_disable_ip+0x491/0x6b0 [ 90.067102][ T8235] neigh_ifdown+0x7/0x10 [ 90.071322][ T8235] rt6_disable_ip+0x56c/0x6b0 [ 90.075979][ T8235] ? rt6_sync_down_dev+0x120/0x120 [ 90.081069][ T8235] ? mark_lock+0xf0/0x15f0 [ 90.085474][ T8235] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 90.090926][ T8235] ? lock_chain_count+0x20/0x20 [ 90.095752][ T8235] ? add_addr+0x2c0/0x2c0 [ 90.100058][ T8235] ? check_preemption_disabled+0x36/0xd0 [ 90.105851][ T8235] ? lock_is_held_type+0xfa/0x130 [ 90.110865][ T8235] addrconf_notify+0x44f/0x1d40 [ 90.115691][ T8235] ? mark_held_locks+0x9f/0xe0 [ 90.120429][ T8235] ? check_preemption_disabled+0x36/0xd0 [ 90.126037][ T8235] ? tls_device_sk_destruct+0x610/0x610 [ 90.131564][ T8235] ? clusterip_netdev_event+0x34e/0x550 [ 90.137093][ T8235] ? inet6_ifinfo_notify+0x100/0x100 [ 90.142362][ T8235] ? __local_bh_enable_ip+0x11f/0x220 [ 90.147721][ T8235] ? clusterip_netdev_event+0x34e/0x550 [ 90.153266][ T8235] notifier_call_chain+0x94/0x170 [ 90.158269][ T8235] dev_close_many+0x28c/0x560 [ 90.162924][ T8235] ? __lock_acquire+0xbe2/0x52b0 [ 90.167852][ T8235] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 90.173921][ T8235] __dev_change_net_namespace+0xb88/0x1120 [ 90.179698][ T8235] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 90.185316][ T8235] ? check_preemption_disabled+0x36/0xd0 [ 90.190968][ T8235] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 90.196158][ T8235] ? security_capable+0x4c/0x90 [ 90.200985][ T8235] ? ns_capable+0x4c/0xc0 [ 90.205320][ T8235] do_setlink+0x1d3/0x2cb0 [ 90.209719][ T8235] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 90.215677][ T8235] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 90.221636][ T8235] ? orc_sort_cmp+0xd0/0x140 [ 90.226228][ T8235] ? rtnetlink_put_metrics+0x480/0x480 [ 90.231672][ T8235] ? mark_lock+0xf0/0x15f0 [ 90.236080][ T8235] ? mark_lock+0xf0/0x15f0 [ 90.240486][ T8235] ? __lock_acquire+0xbe2/0x52b0 [ 90.245407][ T8235] ? lock_chain_count+0x20/0x20 [ 90.250256][ T8235] ? memset+0x20/0x40 [ 90.254222][ T8235] ? __nla_validate_parse+0xb2/0x1fd0 [ 90.259576][ T8235] ? lock_chain_count+0x20/0x20 [ 90.264415][ T8235] ? __lock_acquire+0xbe2/0x52b0 [ 90.269334][ T8235] ? nla_get_range_signed+0x540/0x540 [ 90.274680][ T8235] ? __lock_acquire+0xbe2/0x52b0 [ 90.279599][ T8235] __rtnl_newlink+0xaca/0x13b0 [ 90.284351][ T8235] ? lock_is_held_type+0xfa/0x130 [ 90.289363][ T8235] ? rtnl_setlink+0x330/0x330 [ 90.294019][ T8235] ? check_preemption_disabled+0x36/0xd0 [ 90.299636][ T8235] ? lock_release+0x424/0x7e0 [ 90.304299][ T8235] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 90.310355][ T8235] ? is_bpf_text_address+0x65/0xe0 [ 90.315441][ T8235] ? kernel_text_address+0xbd/0xf0 [ 90.320548][ T8235] ? __kernel_text_address+0x9/0x30 [ 90.325718][ T8235] ? unwind_get_return_address+0x51/0x90 [ 90.331330][ T8235] ? create_prof_cpu_mask+0x20/0x20 [ 90.336500][ T8235] ? arch_stack_walk+0x93/0xe0 [ 90.341258][ T8235] ? stack_trace_save+0x8c/0xc0 [ 90.346086][ T8235] ? stack_trace_consume_entry+0x160/0x160 [ 90.351922][ T8235] ? fs_reclaim_release+0x9c/0xf0 [ 90.356949][ T8235] ? lock_is_held_type+0xfa/0x130 [ 90.361954][ T8235] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 90.367489][ T8235] ? trace_kmalloc+0x32/0xf0 [ 90.372076][ T8235] ? kmem_cache_alloc_trace+0x20b/0x440 [ 90.377594][ T8235] rtnl_newlink+0x5a/0x90 [ 90.381901][ T8235] rtnetlink_rcv_msg+0x31d/0x8d0 [ 90.386822][ T8235] ? __dev_queue_xmit+0x1531/0x2d80 [ 90.392011][ T8235] ? rtnl_newlink+0x90/0x90 [ 90.396508][ T8235] ? check_preemption_disabled+0x36/0xd0 [ 90.402117][ T8235] ? netdev_core_pick_tx+0x290/0x290 [ 90.407648][ T8235] ? lock_acquire+0x160/0x5d0 [ 90.412309][ T8235] netlink_rcv_skb+0x118/0x370 [ 90.417043][ T8235] ? rtnl_newlink+0x90/0x90 [ 90.421532][ T8235] ? netlink_ack+0x930/0x930 [ 90.426102][ T8235] ? netlink_deliver_tap+0x130/0x9a0 [ 90.431375][ T8235] netlink_unicast+0x42e/0x700 [ 90.436112][ T8235] ? netlink_attachskb+0x750/0x750 [ 90.441198][ T8235] ? __build_skb_around+0x1f3/0x2b0 [ 90.446437][ T8235] netlink_sendmsg+0x704/0xbf0 [ 90.451388][ T8235] ? netlink_unicast+0x700/0x700 [ 90.456306][ T8235] ? netlink_unicast+0x700/0x700 [ 90.461227][ T8235] sock_sendmsg+0xab/0xe0 [ 90.465568][ T8235] ____sys_sendmsg+0x5bf/0x7a0 [ 90.470323][ T8235] ? kernel_sendmsg+0x30/0x30 [ 90.474984][ T8235] ? do_recvmmsg+0x550/0x550 [ 90.479552][ T8235] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 90.485528][ T8235] ___sys_sendmsg+0xd3/0x150 [ 90.490105][ T8235] ? sendmsg_copy_msghdr+0x110/0x110 [ 90.495361][ T8235] ? find_held_lock+0x2d/0x110 [ 90.500116][ T8235] ? check_preemption_disabled+0x36/0xd0 [ 90.505823][ T8235] ? lock_release+0x424/0x7e0 [ 90.510486][ T8235] ? __fget_files+0x17c/0x2e0 [ 90.515144][ T8235] ? lock_downgrade+0x7b0/0x7b0 [ 90.519969][ T8235] ? find_held_lock+0x2d/0x110 [ 90.524711][ T8235] ? check_preemption_disabled+0x36/0xd0 [ 90.530413][ T8235] ? lock_is_held_type+0xfa/0x130 [ 90.535420][ T8235] ? __fget_files+0x194/0x2e0 [ 90.540082][ T8235] ? __fget_light+0xbe/0x220 [ 90.544656][ T8235] __sys_sendmsg+0xb2/0x140 [ 90.549144][ T8235] ? __sys_sendmsg_sock+0x10/0x10 [ 90.554160][ T8235] ? check_preemption_disabled+0x36/0xd0 [ 90.559786][ T8235] ? syscall_enter_from_user_mode+0x1d/0x60 [ 90.565664][ T8235] ? lockdep_hardirqs_on+0x54/0x100 [ 90.570854][ T8235] do_syscall_64+0x35/0xb0 [ 90.575255][ T8235] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 90.581129][ T8235] RIP: 0033:0x464d29 [ 90.584998][ T8235] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 90.604590][ T8235] RSP: 002b:00007feff773d188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 90.612998][ T8235] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 90.621219][ T8235] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 90.629299][ T8235] RBP: 00007feff773d1d0 R08: 0000000000000000 R09: 0000000000000000 [ 90.637265][ T8235] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 90.645306][ T8235] R13: 00007ffc9f3c6c4f R14: 00007feff773d300 R15: 0000000000022000 [ 90.878763][ T8235] device veth1_vlan left promiscuous mode [ 90.916674][ T8263] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 90.940836][ T8267] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 91.111849][ T8267] FAULT_INJECTION: forcing a failure. [ 91.111849][ T8267] name failslab, interval 1, probability 0, space 0, times 0 [ 91.124535][ T8267] CPU: 1 PID: 8267 Comm: syz-executor.5 Not tainted 5.14.0-rc6-syzkaller #0 [ 91.133210][ T8267] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 91.143272][ T8267] Call Trace: [ 91.146636][ T8267] dump_stack_lvl+0xbd/0xe2 [ 91.151142][ T8267] should_fail.cold+0x5/0xa [ 91.155646][ T8267] should_failslab+0x5/0x10 [ 91.160139][ T8267] kmem_cache_alloc_node+0x60/0x540 [ 91.165335][ T8267] __alloc_skb+0x153/0x280 [ 91.169750][ T8267] __neigh_notify+0x7f/0x110 [ 91.174325][ T8267] neigh_cleanup_and_release+0x5a/0x220 [ 91.179846][ T8267] neigh_flush_dev+0x4a7/0x7e0 [ 91.184629][ T8267] ? lock_release+0x424/0x7e0 [ 91.189323][ T8267] __neigh_ifdown.isra.0+0x44/0x390 [ 91.194496][ T8267] ? __local_bh_enable_ip+0x11f/0x220 [ 91.199839][ T8267] ? rt6_disable_ip+0x491/0x6b0 [ 91.204664][ T8267] neigh_ifdown+0x7/0x10 [ 91.208879][ T8267] rt6_disable_ip+0x56c/0x6b0 [ 91.213533][ T8267] ? rt6_sync_down_dev+0x120/0x120 [ 91.218627][ T8267] ? mark_lock+0xf0/0x15f0 [ 91.223035][ T8267] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 91.228431][ T8267] ? lock_chain_count+0x20/0x20 [ 91.233264][ T8267] ? add_addr+0x2c0/0x2c0 [ 91.237575][ T8267] ? check_preemption_disabled+0x36/0xd0 [ 91.243189][ T8267] ? lock_is_held_type+0xfa/0x130 [ 91.248192][ T8267] addrconf_notify+0x44f/0x1d40 [ 91.253019][ T8267] ? mark_held_locks+0x9f/0xe0 [ 91.257760][ T8267] ? check_preemption_disabled+0x36/0xd0 [ 91.263364][ T8267] ? tls_device_sk_destruct+0x610/0x610 [ 91.268929][ T8267] ? clusterip_netdev_event+0x34e/0x550 [ 91.274444][ T8267] ? inet6_ifinfo_notify+0x100/0x100 [ 91.279718][ T8267] ? __local_bh_enable_ip+0x11f/0x220 [ 91.285082][ T8267] ? clusterip_netdev_event+0x34e/0x550 [ 91.290645][ T8267] notifier_call_chain+0x94/0x170 [ 91.295648][ T8267] dev_close_many+0x28c/0x560 [ 91.300300][ T8267] ? __lock_acquire+0xbe2/0x52b0 [ 91.305213][ T8267] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 91.311377][ T8267] __dev_change_net_namespace+0xb88/0x1120 [ 91.317165][ T8267] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 91.322770][ T8267] ? check_preemption_disabled+0x36/0xd0 [ 91.328375][ T8267] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 91.333554][ T8267] ? security_capable+0x4c/0x90 [ 91.338394][ T8267] ? ns_capable+0x4c/0xc0 [ 91.342713][ T8267] do_setlink+0x1d3/0x2cb0 [ 91.347112][ T8267] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 91.353066][ T8267] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 91.359028][ T8267] ? orc_sort_cmp+0xd0/0x140 [ 91.363617][ T8267] ? rtnetlink_put_metrics+0x480/0x480 [ 91.369071][ T8267] ? mark_lock+0xf0/0x15f0 [ 91.373460][ T8267] ? mark_lock+0xf0/0x15f0 [ 91.377846][ T8267] ? __lock_acquire+0xbe2/0x52b0 [ 91.382773][ T8267] ? lock_chain_count+0x20/0x20 [ 91.387621][ T8267] ? memset+0x20/0x40 [ 91.391582][ T8267] ? __nla_validate_parse+0xb2/0x1fd0 [ 91.396928][ T8267] ? lock_chain_count+0x20/0x20 [ 91.401750][ T8267] ? __lock_acquire+0xbe2/0x52b0 [ 91.406664][ T8267] ? nla_get_range_signed+0x540/0x540 [ 91.412017][ T8267] ? __lock_acquire+0xbe2/0x52b0 [ 91.417118][ T8267] __rtnl_newlink+0xaca/0x13b0 [ 91.421870][ T8267] ? lock_is_held_type+0xfa/0x130 [ 91.426894][ T8267] ? rtnl_setlink+0x330/0x330 [ 91.431538][ T8267] ? check_preemption_disabled+0x36/0xd0 [ 91.437141][ T8267] ? lock_release+0x424/0x7e0 [ 91.441803][ T8267] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 91.447846][ T8267] ? is_bpf_text_address+0x65/0xe0 [ 91.452933][ T8267] ? kernel_text_address+0xbd/0xf0 [ 91.458038][ T8267] ? __kernel_text_address+0x9/0x30 [ 91.463210][ T8267] ? unwind_get_return_address+0x51/0x90 [ 91.468812][ T8267] ? create_prof_cpu_mask+0x20/0x20 [ 91.474001][ T8267] ? arch_stack_walk+0x93/0xe0 [ 91.478763][ T8267] ? stack_trace_save+0x8c/0xc0 [ 91.483584][ T8267] ? stack_trace_consume_entry+0x160/0x160 [ 91.489383][ T8267] ? fs_reclaim_release+0x9c/0xf0 [ 91.494395][ T8267] ? lock_is_held_type+0xfa/0x130 [ 91.499393][ T8267] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 91.504925][ T8267] ? trace_kmalloc+0x32/0xf0 [ 91.509503][ T8267] ? kmem_cache_alloc_trace+0x20b/0x440 [ 91.515020][ T8267] rtnl_newlink+0x5a/0x90 [ 91.519336][ T8267] rtnetlink_rcv_msg+0x31d/0x8d0 [ 91.524250][ T8267] ? __dev_queue_xmit+0x1531/0x2d80 [ 91.529422][ T8267] ? rtnl_newlink+0x90/0x90 [ 91.533900][ T8267] ? check_preemption_disabled+0x36/0xd0 [ 91.539515][ T8267] ? netdev_core_pick_tx+0x290/0x290 [ 91.544775][ T8267] ? lock_acquire+0x160/0x5d0 [ 91.549427][ T8267] netlink_rcv_skb+0x118/0x370 [ 91.554164][ T8267] ? rtnl_newlink+0x90/0x90 [ 91.558662][ T8267] ? netlink_ack+0x930/0x930 [ 91.563220][ T8267] ? netlink_deliver_tap+0x130/0x9a0 [ 91.568516][ T8267] netlink_unicast+0x42e/0x700 [ 91.573268][ T8267] ? netlink_attachskb+0x750/0x750 [ 91.578348][ T8267] ? __build_skb_around+0x1f3/0x2b0 [ 91.583522][ T8267] netlink_sendmsg+0x704/0xbf0 [ 91.588259][ T8267] ? netlink_unicast+0x700/0x700 [ 91.593181][ T8267] ? netlink_unicast+0x700/0x700 [ 91.598112][ T8267] sock_sendmsg+0xab/0xe0 [ 91.602425][ T8267] ____sys_sendmsg+0x5bf/0x7a0 [ 91.607169][ T8267] ? kernel_sendmsg+0x30/0x30 [ 91.611820][ T8267] ? do_recvmmsg+0x550/0x550 [ 91.616382][ T8267] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 91.622338][ T8267] ___sys_sendmsg+0xd3/0x150 [ 91.626902][ T8267] ? sendmsg_copy_msghdr+0x110/0x110 [ 91.632155][ T8267] ? find_held_lock+0x2d/0x110 [ 91.636892][ T8267] ? check_preemption_disabled+0x36/0xd0 [ 91.642500][ T8267] ? lock_release+0x424/0x7e0 [ 91.647155][ T8267] ? __fget_files+0x17c/0x2e0 [ 91.651805][ T8267] ? lock_downgrade+0x7b0/0x7b0 [ 91.656641][ T8267] ? find_held_lock+0x2d/0x110 [ 91.661386][ T8267] ? check_preemption_disabled+0x36/0xd0 [ 91.666993][ T8267] ? lock_is_held_type+0xfa/0x130 [ 91.672006][ T8267] ? __fget_files+0x194/0x2e0 [ 91.676672][ T8267] ? __fget_light+0xbe/0x220 [ 91.681246][ T8267] __sys_sendmsg+0xb2/0x140 [ 91.685734][ T8267] ? __sys_sendmsg_sock+0x10/0x10 [ 91.690744][ T8267] ? check_preemption_disabled+0x36/0xd0 [ 91.696353][ T8267] ? syscall_enter_from_user_mode+0x1d/0x60 [ 91.702224][ T8267] ? lockdep_hardirqs_on+0x54/0x100 [ 91.707406][ T8267] do_syscall_64+0x35/0xb0 [ 91.711794][ T8267] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 91.717659][ T8267] RIP: 0033:0x464d29 [ 91.721543][ T8267] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 91.741142][ T8267] RSP: 002b:00007f4c4b0e1188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 91.749541][ T8267] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 91.757497][ T8267] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 91.765446][ T8267] RBP: 00007f4c4b0e11d0 R08: 0000000000000000 R09: 0000000000000000 [ 91.773391][ T8267] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 91.781350][ T8267] R13: 00007fffaafd820f R14: 00007f4c4b0e1300 R15: 0000000000022000 [ 91.963206][ T8267] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 92.014026][ T8267] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 92.024596][ T8267] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 92.034843][ T8267] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 92.045321][ T8267] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 92.055630][ T8267] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 92.067453][ T8267] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 92.077305][ T8267] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 92.087928][ T8267] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 92.097942][ T8267] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 92.108414][ T8267] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 92.131763][ T8285] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 92.142512][ T8297] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 92.165233][ T8298] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 92.396594][ T8300] FAULT_INJECTION: forcing a failure. [ 92.396594][ T8300] name failslab, interval 1, probability 0, space 0, times 0 [ 92.409252][ T8300] CPU: 0 PID: 8300 Comm: syz-executor.3 Not tainted 5.14.0-rc6-syzkaller #0 [ 92.417907][ T8300] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 92.427948][ T8300] Call Trace: [ 92.431221][ T8300] dump_stack_lvl+0xbd/0xe2 [ 92.435716][ T8300] should_fail.cold+0x5/0xa [ 92.440189][ T8300] ? mark_held_locks+0x9f/0xe0 [ 92.444936][ T8300] should_failslab+0x5/0x10 [ 92.449427][ T8300] kmem_cache_alloc_node_trace+0x66/0x570 [ 92.455117][ T8300] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 92.460642][ T8300] __kmalloc_node_track_caller+0x38/0x60 [ 92.466263][ T8300] __alloc_skb+0x8b/0x280 [ 92.470574][ T8300] __neigh_notify+0x7f/0x110 [ 92.475152][ T8300] neigh_cleanup_and_release+0x5a/0x220 [ 92.480674][ T8300] neigh_flush_dev+0x4a7/0x7e0 [ 92.485439][ T8300] ? lock_release+0x424/0x7e0 [ 92.490178][ T8300] __neigh_ifdown.isra.0+0x44/0x390 [ 92.495450][ T8300] ? __local_bh_enable_ip+0x11f/0x220 [ 92.500810][ T8300] ? rt6_disable_ip+0x491/0x6b0 [ 92.505724][ T8300] neigh_ifdown+0x7/0x10 [ 92.509938][ T8300] rt6_disable_ip+0x56c/0x6b0 [ 92.514591][ T8300] ? rt6_sync_down_dev+0x120/0x120 [ 92.519682][ T8300] ? mark_lock+0xf0/0x15f0 [ 92.524085][ T8300] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 92.529439][ T8300] ? lock_chain_count+0x20/0x20 [ 92.534265][ T8300] ? add_addr+0x2c0/0x2c0 [ 92.538569][ T8300] ? check_preemption_disabled+0x36/0xd0 [ 92.544180][ T8300] ? lock_is_held_type+0xfa/0x130 [ 92.549183][ T8300] addrconf_notify+0x44f/0x1d40 [ 92.554021][ T8300] ? mark_held_locks+0x9f/0xe0 [ 92.558763][ T8300] ? check_preemption_disabled+0x36/0xd0 [ 92.564363][ T8300] ? tls_device_sk_destruct+0x610/0x610 [ 92.569894][ T8300] ? clusterip_netdev_event+0x34e/0x550 [ 92.575414][ T8300] ? inet6_ifinfo_notify+0x100/0x100 [ 92.580667][ T8300] ? __local_bh_enable_ip+0x11f/0x220 [ 92.586007][ T8300] ? clusterip_netdev_event+0x34e/0x550 [ 92.591523][ T8300] notifier_call_chain+0x94/0x170 [ 92.596530][ T8300] dev_close_many+0x28c/0x560 [ 92.601181][ T8300] ? __lock_acquire+0xbe2/0x52b0 [ 92.606099][ T8300] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 92.612143][ T8300] __dev_change_net_namespace+0xb88/0x1120 [ 92.617939][ T8300] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 92.623585][ T8300] ? check_preemption_disabled+0x36/0xd0 [ 92.629273][ T8300] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 92.634466][ T8300] ? security_capable+0x4c/0x90 [ 92.639333][ T8300] ? ns_capable+0x4c/0xc0 [ 92.643642][ T8300] do_setlink+0x1d3/0x2cb0 [ 92.648036][ T8300] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 92.654008][ T8300] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 92.659975][ T8300] ? orc_sort_cmp+0xd0/0x140 [ 92.664542][ T8300] ? rtnetlink_put_metrics+0x480/0x480 [ 92.669987][ T8300] ? mark_lock+0xf0/0x15f0 [ 92.674378][ T8300] ? __lock_acquire+0xbe2/0x52b0 [ 92.679345][ T8300] ? lock_chain_count+0x20/0x20 [ 92.684174][ T8300] ? memset+0x20/0x40 [ 92.688129][ T8300] ? __nla_validate_parse+0xb2/0x1fd0 [ 92.693479][ T8300] ? lock_chain_count+0x20/0x20 [ 92.698314][ T8300] ? nla_get_range_signed+0x540/0x540 [ 92.703660][ T8300] ? __lock_acquire+0xbe2/0x52b0 [ 92.708686][ T8300] __rtnl_newlink+0xaca/0x13b0 [ 92.713442][ T8300] ? lock_is_held_type+0xfa/0x130 [ 92.718454][ T8300] ? rtnl_setlink+0x330/0x330 [ 92.723105][ T8300] ? check_preemption_disabled+0x36/0xd0 [ 92.728714][ T8300] ? lock_release+0x424/0x7e0 [ 92.733506][ T8300] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 92.739560][ T8300] ? is_bpf_text_address+0x65/0xe0 [ 92.744651][ T8300] ? kernel_text_address+0xbd/0xf0 [ 92.749738][ T8300] ? __kernel_text_address+0x9/0x30 [ 92.754911][ T8300] ? unwind_get_return_address+0x51/0x90 [ 92.760520][ T8300] ? create_prof_cpu_mask+0x20/0x20 [ 92.765696][ T8300] ? arch_stack_walk+0x93/0xe0 [ 92.770442][ T8300] ? stack_trace_save+0x8c/0xc0 [ 92.775268][ T8300] ? stack_trace_consume_entry+0x160/0x160 [ 92.781072][ T8300] ? fs_reclaim_release+0x9c/0xf0 [ 92.786092][ T8300] ? lock_is_held_type+0xfa/0x130 [ 92.791091][ T8300] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 92.796628][ T8300] ? trace_kmalloc+0x32/0xf0 [ 92.801188][ T8300] ? kmem_cache_alloc_trace+0x20b/0x440 [ 92.806723][ T8300] rtnl_newlink+0x5a/0x90 [ 92.811076][ T8300] rtnetlink_rcv_msg+0x31d/0x8d0 [ 92.815987][ T8300] ? rtnl_newlink+0x90/0x90 [ 92.820467][ T8300] ? check_preemption_disabled+0x36/0xd0 [ 92.826073][ T8300] ? lock_acquire+0x222/0x5d0 [ 92.830750][ T8300] netlink_rcv_skb+0x118/0x370 [ 92.835499][ T8300] ? rtnl_newlink+0x90/0x90 [ 92.840011][ T8300] ? netlink_ack+0x930/0x930 [ 92.844586][ T8300] ? netlink_deliver_tap+0x130/0x9a0 [ 92.849859][ T8300] netlink_unicast+0x42e/0x700 [ 92.854604][ T8300] ? netlink_attachskb+0x750/0x750 [ 92.860004][ T8300] ? __build_skb_around+0x1f3/0x2b0 [ 92.865185][ T8300] netlink_sendmsg+0x704/0xbf0 [ 92.870017][ T8300] ? netlink_unicast+0x700/0x700 [ 92.874940][ T8300] ? netlink_unicast+0x700/0x700 [ 92.879862][ T8300] sock_sendmsg+0xab/0xe0 [ 92.884344][ T8300] ____sys_sendmsg+0x5bf/0x7a0 [ 92.889092][ T8300] ? kernel_sendmsg+0x30/0x30 [ 92.893760][ T8300] ? do_recvmmsg+0x550/0x550 [ 92.898332][ T8300] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 92.904293][ T8300] ___sys_sendmsg+0xd3/0x150 [ 92.908869][ T8300] ? sendmsg_copy_msghdr+0x110/0x110 [ 92.914178][ T8300] ? find_held_lock+0x2d/0x110 [ 92.919300][ T8300] ? check_preemption_disabled+0x36/0xd0 [ 92.924911][ T8300] ? lock_release+0x424/0x7e0 [ 92.929652][ T8300] ? __fget_files+0x17c/0x2e0 [ 92.934307][ T8300] ? lock_downgrade+0x7b0/0x7b0 [ 92.939136][ T8300] ? find_held_lock+0x2d/0x110 [ 92.943921][ T8300] ? check_preemption_disabled+0x36/0xd0 [ 92.949527][ T8300] ? lock_is_held_type+0xfa/0x130 [ 92.954535][ T8300] ? __fget_files+0x194/0x2e0 [ 92.959239][ T8300] ? __fget_light+0xbe/0x220 [ 92.963803][ T8300] __sys_sendmsg+0xb2/0x140 [ 92.968318][ T8300] ? __sys_sendmsg_sock+0x10/0x10 [ 92.973337][ T8300] ? check_preemption_disabled+0x36/0xd0 [ 92.978952][ T8300] ? syscall_enter_from_user_mode+0x1d/0x60 [ 92.984906][ T8300] ? lockdep_hardirqs_on+0x54/0x100 [ 92.990075][ T8300] do_syscall_64+0x35/0xb0 [ 92.994531][ T8300] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 93.000424][ T8300] RIP: 0033:0x464d29 [ 93.004326][ T8300] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 93.023907][ T8300] RSP: 002b:00007fc21f376188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 93.032299][ T8300] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 93.040245][ T8300] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 93.048282][ T8300] RBP: 00007fc21f3761d0 R08: 0000000000000000 R09: 0000000000000000 [ 93.056232][ T8300] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 93.064188][ T8300] R13: 00007ffd90ed09ef R14: 00007fc21f376300 R15: 0000000000022000 2021/08/21 17:22:23 executed programs: 81 [ 93.398413][ T8314] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 93.646460][ T8315] FAULT_INJECTION: forcing a failure. [ 93.646460][ T8315] name failslab, interval 1, probability 0, space 0, times 0 [ 93.659137][ T8315] CPU: 1 PID: 8315 Comm: syz-executor.2 Not tainted 5.14.0-rc6-syzkaller #0 [ 93.667889][ T8315] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 93.677932][ T8315] Call Trace: [ 93.681291][ T8315] dump_stack_lvl+0xbd/0xe2 [ 93.685794][ T8315] should_fail.cold+0x5/0xa [ 93.690286][ T8315] ? mark_held_locks+0x9f/0xe0 [ 93.695040][ T8315] should_failslab+0x5/0x10 [ 93.699523][ T8315] kmem_cache_alloc_node_trace+0x66/0x570 [ 93.705232][ T8315] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 93.710766][ T8315] __kmalloc_node_track_caller+0x38/0x60 [ 93.716381][ T8315] __alloc_skb+0x8b/0x280 [ 93.720691][ T8315] __neigh_notify+0x7f/0x110 [ 93.725263][ T8315] neigh_cleanup_and_release+0x5a/0x220 [ 93.730781][ T8315] neigh_flush_dev+0x4a7/0x7e0 [ 93.735528][ T8315] ? lock_release+0x424/0x7e0 [ 93.740187][ T8315] __neigh_ifdown.isra.0+0x44/0x390 [ 93.745373][ T8315] ? __local_bh_enable_ip+0x11f/0x220 [ 93.750719][ T8315] ? rt6_disable_ip+0x491/0x6b0 [ 93.755545][ T8315] neigh_ifdown+0x7/0x10 [ 93.759760][ T8315] rt6_disable_ip+0x56c/0x6b0 [ 93.764421][ T8315] ? rt6_sync_down_dev+0x120/0x120 [ 93.769509][ T8315] ? mark_lock+0xf0/0x15f0 [ 93.773911][ T8315] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 93.779263][ T8315] ? lock_chain_count+0x20/0x20 [ 93.784098][ T8315] ? add_addr+0x2c0/0x2c0 [ 93.788408][ T8315] ? check_preemption_disabled+0x36/0xd0 [ 93.794012][ T8315] ? lock_is_held_type+0xfa/0x130 [ 93.799028][ T8315] addrconf_notify+0x44f/0x1d40 [ 93.803915][ T8315] ? mark_held_locks+0x9f/0xe0 [ 93.808662][ T8315] ? check_preemption_disabled+0x36/0xd0 [ 93.814274][ T8315] ? tls_device_sk_destruct+0x610/0x610 [ 93.819795][ T8315] ? clusterip_netdev_event+0x34e/0x550 [ 93.825320][ T8315] ? inet6_ifinfo_notify+0x100/0x100 [ 93.830595][ T8315] ? __local_bh_enable_ip+0x11f/0x220 [ 93.836000][ T8315] ? clusterip_netdev_event+0x34e/0x550 [ 93.841526][ T8315] notifier_call_chain+0x94/0x170 [ 93.846529][ T8315] dev_close_many+0x28c/0x560 [ 93.851231][ T8315] ? __lock_acquire+0xbe2/0x52b0 [ 93.856144][ T8315] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 93.862243][ T8315] __dev_change_net_namespace+0xb88/0x1120 [ 93.868071][ T8315] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 93.873778][ T8315] ? check_preemption_disabled+0x36/0xd0 [ 93.879387][ T8315] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 93.884564][ T8315] ? security_capable+0x4c/0x90 [ 93.889392][ T8315] ? ns_capable+0x4c/0xc0 [ 93.893699][ T8315] do_setlink+0x1d3/0x2cb0 [ 93.898090][ T8315] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 93.904041][ T8315] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 93.909994][ T8315] ? orc_sort_cmp+0xd0/0x140 [ 93.914558][ T8315] ? rtnetlink_put_metrics+0x480/0x480 [ 93.919991][ T8315] ? mark_lock+0xf0/0x15f0 [ 93.924381][ T8315] ? mark_lock+0xf0/0x15f0 [ 93.928770][ T8315] ? __lock_acquire+0xbe2/0x52b0 [ 93.933725][ T8315] ? lock_chain_count+0x20/0x20 [ 93.938550][ T8315] ? memset+0x20/0x40 [ 93.942512][ T8315] ? __nla_validate_parse+0xb2/0x1fd0 [ 93.947860][ T8315] ? lock_chain_count+0x20/0x20 [ 93.952683][ T8315] ? __lock_acquire+0xbe2/0x52b0 [ 93.957622][ T8315] ? nla_get_range_signed+0x540/0x540 [ 93.962965][ T8315] ? __lock_acquire+0xbe2/0x52b0 [ 93.967885][ T8315] __rtnl_newlink+0xaca/0x13b0 [ 93.972638][ T8315] ? lock_is_held_type+0xfa/0x130 [ 93.977638][ T8315] ? rtnl_setlink+0x330/0x330 [ 93.982290][ T8315] ? check_preemption_disabled+0x36/0xd0 [ 93.987891][ T8315] ? lock_release+0x424/0x7e0 [ 93.992564][ T8315] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 93.998619][ T8315] ? is_bpf_text_address+0x65/0xe0 [ 94.003706][ T8315] ? kernel_text_address+0xbd/0xf0 [ 94.008786][ T8315] ? __kernel_text_address+0x9/0x30 [ 94.013954][ T8315] ? unwind_get_return_address+0x51/0x90 [ 94.019645][ T8315] ? create_prof_cpu_mask+0x20/0x20 [ 94.024826][ T8315] ? arch_stack_walk+0x93/0xe0 [ 94.029570][ T8315] ? stack_trace_save+0x8c/0xc0 [ 94.034394][ T8315] ? stack_trace_consume_entry+0x160/0x160 [ 94.040198][ T8315] ? fs_reclaim_release+0x9c/0xf0 [ 94.045209][ T8315] ? lock_is_held_type+0xfa/0x130 [ 94.050232][ T8315] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 94.055752][ T8315] ? trace_kmalloc+0x32/0xf0 [ 94.060313][ T8315] ? kmem_cache_alloc_trace+0x20b/0x440 [ 94.065829][ T8315] rtnl_newlink+0x5a/0x90 [ 94.070147][ T8315] rtnetlink_rcv_msg+0x31d/0x8d0 [ 94.075065][ T8315] ? __dev_queue_xmit+0x1531/0x2d80 [ 94.080234][ T8315] ? rtnl_newlink+0x90/0x90 [ 94.084710][ T8315] ? check_preemption_disabled+0x36/0xd0 [ 94.090311][ T8315] ? netdev_core_pick_tx+0x290/0x290 [ 94.095567][ T8315] ? lock_acquire+0x160/0x5d0 [ 94.100220][ T8315] netlink_rcv_skb+0x118/0x370 [ 94.104955][ T8315] ? rtnl_newlink+0x90/0x90 [ 94.109441][ T8315] ? netlink_ack+0x930/0x930 [ 94.114011][ T8315] ? netlink_deliver_tap+0x130/0x9a0 [ 94.119287][ T8315] netlink_unicast+0x42e/0x700 [ 94.124036][ T8315] ? netlink_attachskb+0x750/0x750 [ 94.129134][ T8315] ? __build_skb_around+0x1f3/0x2b0 [ 94.134324][ T8315] netlink_sendmsg+0x704/0xbf0 [ 94.139073][ T8315] ? netlink_unicast+0x700/0x700 [ 94.144009][ T8315] ? netlink_unicast+0x700/0x700 [ 94.148918][ T8315] sock_sendmsg+0xab/0xe0 [ 94.153224][ T8315] ____sys_sendmsg+0x5bf/0x7a0 [ 94.157978][ T8315] ? kernel_sendmsg+0x30/0x30 [ 94.162631][ T8315] ? do_recvmmsg+0x550/0x550 [ 94.167195][ T8315] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 94.173179][ T8315] ___sys_sendmsg+0xd3/0x150 [ 94.177739][ T8315] ? sendmsg_copy_msghdr+0x110/0x110 [ 94.182995][ T8315] ? find_held_lock+0x2d/0x110 [ 94.187731][ T8315] ? check_preemption_disabled+0x36/0xd0 [ 94.193339][ T8315] ? lock_release+0x424/0x7e0 [ 94.197993][ T8315] ? __fget_files+0x17c/0x2e0 [ 94.202642][ T8315] ? lock_downgrade+0x7b0/0x7b0 [ 94.207468][ T8315] ? find_held_lock+0x2d/0x110 [ 94.212213][ T8315] ? check_preemption_disabled+0x36/0xd0 [ 94.217818][ T8315] ? lock_is_held_type+0xfa/0x130 [ 94.222838][ T8315] ? __fget_files+0x194/0x2e0 [ 94.227516][ T8315] ? __fget_light+0xbe/0x220 [ 94.232093][ T8315] __sys_sendmsg+0xb2/0x140 [ 94.236583][ T8315] ? __sys_sendmsg_sock+0x10/0x10 [ 94.241598][ T8315] ? check_preemption_disabled+0x36/0xd0 [ 94.247215][ T8315] ? syscall_enter_from_user_mode+0x1d/0x60 [ 94.253085][ T8315] ? lockdep_hardirqs_on+0x54/0x100 [ 94.258264][ T8315] do_syscall_64+0x35/0xb0 [ 94.262652][ T8315] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 94.268514][ T8315] RIP: 0033:0x464d29 [ 94.272390][ T8315] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 94.291985][ T8315] RSP: 002b:00007f06d0fce188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 94.300369][ T8315] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 94.308317][ T8315] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 94.316267][ T8315] RBP: 00007f06d0fce1d0 R08: 0000000000000000 R09: 0000000000000000 [ 94.324221][ T8315] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 94.332167][ T8315] R13: 00007ffd7b5e102f R14: 00007f06d0fce300 R15: 0000000000022000 [ 94.594979][ T8331] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 94.899501][ T8336] FAULT_INJECTION: forcing a failure. [ 94.899501][ T8336] name failslab, interval 1, probability 0, space 0, times 0 [ 94.912151][ T8336] CPU: 0 PID: 8336 Comm: syz-executor.0 Not tainted 5.14.0-rc6-syzkaller #0 [ 94.920799][ T8336] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 94.930936][ T8336] Call Trace: [ 94.934196][ T8336] dump_stack_lvl+0xbd/0xe2 [ 94.938677][ T8336] should_fail.cold+0x5/0xa [ 94.943162][ T8336] should_failslab+0x5/0x10 [ 94.947641][ T8336] kmem_cache_alloc_node+0x60/0x540 [ 94.952824][ T8336] __alloc_skb+0x153/0x280 [ 94.957218][ T8336] __neigh_notify+0x7f/0x110 [ 94.961782][ T8336] neigh_cleanup_and_release+0x5a/0x220 [ 94.967308][ T8336] neigh_flush_dev+0x4a7/0x7e0 [ 94.972053][ T8336] ? lock_release+0x424/0x7e0 [ 94.976706][ T8336] __neigh_ifdown.isra.0+0x44/0x390 [ 94.981876][ T8336] ? __local_bh_enable_ip+0x11f/0x220 [ 94.987222][ T8336] ? rt6_disable_ip+0x491/0x6b0 [ 94.992053][ T8336] neigh_ifdown+0x7/0x10 [ 94.996276][ T8336] rt6_disable_ip+0x56c/0x6b0 [ 95.000936][ T8336] ? rt6_sync_down_dev+0x120/0x120 [ 95.006025][ T8336] ? mark_lock+0xf0/0x15f0 [ 95.010435][ T8336] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 95.015786][ T8336] ? lock_chain_count+0x20/0x20 [ 95.020627][ T8336] ? add_addr+0x2c0/0x2c0 [ 95.024942][ T8336] ? check_preemption_disabled+0x36/0xd0 [ 95.030549][ T8336] ? lock_is_held_type+0xfa/0x130 [ 95.035554][ T8336] addrconf_notify+0x44f/0x1d40 [ 95.040384][ T8336] ? mark_held_locks+0x9f/0xe0 [ 95.045130][ T8336] ? check_preemption_disabled+0x36/0xd0 [ 95.050750][ T8336] ? tls_device_sk_destruct+0x610/0x610 [ 95.056300][ T8336] ? clusterip_netdev_event+0x34e/0x550 [ 95.061821][ T8336] ? inet6_ifinfo_notify+0x100/0x100 [ 95.067076][ T8336] ? __local_bh_enable_ip+0x11f/0x220 [ 95.072424][ T8336] ? clusterip_netdev_event+0x34e/0x550 [ 95.077964][ T8336] notifier_call_chain+0x94/0x170 [ 95.082964][ T8336] dev_close_many+0x28c/0x560 [ 95.087616][ T8336] ? __lock_acquire+0xbe2/0x52b0 [ 95.092548][ T8336] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 95.098601][ T8336] __dev_change_net_namespace+0xb88/0x1120 [ 95.104729][ T8336] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 95.110358][ T8336] ? check_preemption_disabled+0x36/0xd0 [ 95.115967][ T8336] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 95.121146][ T8336] ? security_capable+0x4c/0x90 [ 95.125974][ T8336] ? ns_capable+0x4c/0xc0 [ 95.130280][ T8336] do_setlink+0x1d3/0x2cb0 [ 95.134672][ T8336] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 95.140626][ T8336] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 95.146577][ T8336] ? orc_sort_cmp+0xd0/0x140 [ 95.151149][ T8336] ? rtnetlink_put_metrics+0x480/0x480 [ 95.156596][ T8336] ? mark_lock+0xf0/0x15f0 [ 95.161003][ T8336] ? mark_lock+0xf0/0x15f0 [ 95.165406][ T8336] ? __lock_acquire+0xbe2/0x52b0 [ 95.170328][ T8336] ? lock_chain_count+0x20/0x20 [ 95.175155][ T8336] ? memset+0x20/0x40 [ 95.179637][ T8336] ? __nla_validate_parse+0xb2/0x1fd0 [ 95.184986][ T8336] ? lock_chain_count+0x20/0x20 [ 95.189811][ T8336] ? __lock_acquire+0xbe2/0x52b0 [ 95.194719][ T8336] ? nla_get_range_signed+0x540/0x540 [ 95.200065][ T8336] ? __lock_acquire+0xbe2/0x52b0 [ 95.204998][ T8336] __rtnl_newlink+0xaca/0x13b0 [ 95.209744][ T8336] ? lock_is_held_type+0xfa/0x130 [ 95.214746][ T8336] ? rtnl_setlink+0x330/0x330 [ 95.219394][ T8336] ? check_preemption_disabled+0x36/0xd0 [ 95.224998][ T8336] ? lock_release+0x424/0x7e0 [ 95.229660][ T8336] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 95.235701][ T8336] ? is_bpf_text_address+0x65/0xe0 [ 95.240799][ T8336] ? kernel_text_address+0xbd/0xf0 [ 95.245884][ T8336] ? __kernel_text_address+0x9/0x30 [ 95.251056][ T8336] ? unwind_get_return_address+0x51/0x90 [ 95.256675][ T8336] ? create_prof_cpu_mask+0x20/0x20 [ 95.261856][ T8336] ? arch_stack_walk+0x93/0xe0 [ 95.266609][ T8336] ? stack_trace_save+0x8c/0xc0 [ 95.271442][ T8336] ? stack_trace_consume_entry+0x160/0x160 [ 95.277248][ T8336] ? fs_reclaim_release+0x9c/0xf0 [ 95.282261][ T8336] ? lock_is_held_type+0xfa/0x130 [ 95.287269][ T8336] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 95.292888][ T8336] ? trace_kmalloc+0x32/0xf0 [ 95.297453][ T8336] ? kmem_cache_alloc_trace+0x20b/0x440 [ 95.302978][ T8336] rtnl_newlink+0x5a/0x90 [ 95.307301][ T8336] rtnetlink_rcv_msg+0x31d/0x8d0 [ 95.312235][ T8336] ? __dev_queue_xmit+0x1531/0x2d80 [ 95.317423][ T8336] ? rtnl_newlink+0x90/0x90 [ 95.321904][ T8336] ? check_preemption_disabled+0x36/0xd0 [ 95.327530][ T8336] ? netdev_core_pick_tx+0x290/0x290 [ 95.332789][ T8336] ? lock_acquire+0x160/0x5d0 [ 95.337441][ T8336] netlink_rcv_skb+0x118/0x370 [ 95.342177][ T8336] ? rtnl_newlink+0x90/0x90 [ 95.346656][ T8336] ? netlink_ack+0x930/0x930 [ 95.351232][ T8336] ? netlink_deliver_tap+0x130/0x9a0 [ 95.356501][ T8336] netlink_unicast+0x42e/0x700 [ 95.361240][ T8336] ? netlink_attachskb+0x750/0x750 [ 95.366336][ T8336] ? __build_skb_around+0x1f3/0x2b0 [ 95.371519][ T8336] netlink_sendmsg+0x704/0xbf0 [ 95.376287][ T8336] ? netlink_unicast+0x700/0x700 [ 95.381201][ T8336] ? netlink_unicast+0x700/0x700 [ 95.386109][ T8336] sock_sendmsg+0xab/0xe0 [ 95.390416][ T8336] ____sys_sendmsg+0x5bf/0x7a0 [ 95.395169][ T8336] ? kernel_sendmsg+0x30/0x30 [ 95.399817][ T8336] ? do_recvmmsg+0x550/0x550 [ 95.404380][ T8336] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 95.410343][ T8336] ___sys_sendmsg+0xd3/0x150 [ 95.414930][ T8336] ? sendmsg_copy_msghdr+0x110/0x110 [ 95.420182][ T8336] ? find_held_lock+0x2d/0x110 [ 95.424917][ T8336] ? check_preemption_disabled+0x36/0xd0 [ 95.430522][ T8336] ? lock_release+0x424/0x7e0 [ 95.435169][ T8336] ? __fget_files+0x17c/0x2e0 [ 95.439830][ T8336] ? lock_downgrade+0x7b0/0x7b0 [ 95.444656][ T8336] ? find_held_lock+0x2d/0x110 [ 95.449401][ T8336] ? check_preemption_disabled+0x36/0xd0 [ 95.455011][ T8336] ? lock_is_held_type+0xfa/0x130 [ 95.460020][ T8336] ? __fget_files+0x194/0x2e0 [ 95.464678][ T8336] ? __fget_light+0xbe/0x220 [ 95.469243][ T8336] __sys_sendmsg+0xb2/0x140 [ 95.473731][ T8336] ? __sys_sendmsg_sock+0x10/0x10 [ 95.478730][ T8336] ? check_preemption_disabled+0x36/0xd0 [ 95.484333][ T8336] ? syscall_enter_from_user_mode+0x1d/0x60 [ 95.490215][ T8336] ? lockdep_hardirqs_on+0x54/0x100 [ 95.495395][ T8336] do_syscall_64+0x35/0xb0 [ 95.499794][ T8336] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 95.505659][ T8336] RIP: 0033:0x464d29 [ 95.509529][ T8336] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 95.529118][ T8336] RSP: 002b:00007feff773d188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 95.537501][ T8336] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 95.545446][ T8336] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 95.553389][ T8336] RBP: 00007feff773d1d0 R08: 0000000000000000 R09: 0000000000000000 [ 95.561332][ T8336] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 95.569283][ T8336] R13: 00007ffc9f3c6c4f R14: 00007feff773d300 R15: 0000000000022000 [ 95.792934][ T8336] device veth1_vlan entered promiscuous mode [ 95.836269][ T8358] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 95.867667][ T8359] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 96.207705][ T8360] FAULT_INJECTION: forcing a failure. [ 96.207705][ T8360] name failslab, interval 1, probability 0, space 0, times 0 [ 96.228345][ T8360] CPU: 1 PID: 8360 Comm: syz-executor.5 Not tainted 5.14.0-rc6-syzkaller #0 [ 96.237071][ T8360] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 96.247100][ T8360] Call Trace: [ 96.250360][ T8360] dump_stack_lvl+0xbd/0xe2 [ 96.254841][ T8360] should_fail.cold+0x5/0xa [ 96.259322][ T8360] should_failslab+0x5/0x10 [ 96.263801][ T8360] kmem_cache_alloc_trace+0x57/0x440 [ 96.269067][ T8360] ? __local_bh_enable_ip+0x11f/0x220 [ 96.274444][ T8360] igmp6_group_dropped+0x3f9/0xf10 [ 96.279530][ T8360] ? mutex_lock_io_nested+0xf00/0xf00 [ 96.284930][ T8360] ? igmp6_send+0x1010/0x1010 [ 96.289581][ T8360] ? check_preemption_disabled+0x36/0xd0 [ 96.295220][ T8360] ? lock_is_held_type+0xfa/0x130 [ 96.300232][ T8360] __ipv6_dev_mc_dec+0x1c2/0x300 [ 96.305149][ T8360] ? lock_release+0x424/0x7e0 [ 96.309804][ T8360] __ipv6_ifa_notify+0x4de/0x910 [ 96.314716][ T8360] ? modify_prefix_route+0x4f0/0x4f0 [ 96.319979][ T8360] ? check_preemption_disabled+0x36/0xd0 [ 96.325583][ T8360] ? __local_bh_enable_ip+0x11f/0x220 [ 96.330928][ T8360] ? addrconf_ifdown.isra.0+0x78e/0x10e0 [ 96.336548][ T8360] addrconf_ifdown.isra.0+0x7a5/0x10e0 [ 96.341985][ T8360] ? add_addr+0x2c0/0x2c0 [ 96.346305][ T8360] ? check_preemption_disabled+0x36/0xd0 [ 96.351909][ T8360] ? lock_is_held_type+0xfa/0x130 [ 96.356910][ T8360] addrconf_notify+0x44f/0x1d40 [ 96.361732][ T8360] ? mark_held_locks+0x9f/0xe0 [ 96.366472][ T8360] ? check_preemption_disabled+0x36/0xd0 [ 96.372113][ T8360] ? tls_device_sk_destruct+0x610/0x610 [ 96.377686][ T8360] ? clusterip_netdev_event+0x34e/0x550 [ 96.383239][ T8360] ? inet6_ifinfo_notify+0x100/0x100 [ 96.388502][ T8360] ? __local_bh_enable_ip+0x11f/0x220 [ 96.393876][ T8360] ? clusterip_netdev_event+0x34e/0x550 [ 96.399412][ T8360] notifier_call_chain+0x94/0x170 [ 96.404446][ T8360] dev_close_many+0x28c/0x560 [ 96.409098][ T8360] ? __lock_acquire+0xbe2/0x52b0 [ 96.414011][ T8360] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 96.420054][ T8360] __dev_change_net_namespace+0xb88/0x1120 [ 96.425832][ T8360] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 96.431442][ T8360] ? check_preemption_disabled+0x36/0xd0 [ 96.437060][ T8360] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 96.442240][ T8360] ? security_capable+0x4c/0x90 [ 96.447066][ T8360] ? ns_capable+0x4c/0xc0 [ 96.451380][ T8360] do_setlink+0x1d3/0x2cb0 [ 96.455783][ T8360] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 96.461733][ T8360] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 96.467684][ T8360] ? orc_sort_cmp+0xd0/0x140 [ 96.472244][ T8360] ? rtnetlink_put_metrics+0x480/0x480 [ 96.477673][ T8360] ? mark_lock+0xf0/0x15f0 [ 96.482062][ T8360] ? mark_lock+0xf0/0x15f0 [ 96.486446][ T8360] ? __lock_acquire+0xbe2/0x52b0 [ 96.491357][ T8360] ? lock_chain_count+0x20/0x20 [ 96.496185][ T8360] ? memset+0x20/0x40 [ 96.500139][ T8360] ? __nla_validate_parse+0xb2/0x1fd0 [ 96.505489][ T8360] ? __lock_acquire+0xbe2/0x52b0 [ 96.510400][ T8360] ? nla_get_range_signed+0x540/0x540 [ 96.515743][ T8360] ? __lock_acquire+0xbe2/0x52b0 [ 96.520681][ T8360] __rtnl_newlink+0xaca/0x13b0 [ 96.525432][ T8360] ? lock_is_held_type+0xfa/0x130 [ 96.530445][ T8360] ? rtnl_setlink+0x330/0x330 [ 96.535093][ T8360] ? check_preemption_disabled+0x36/0xd0 [ 96.540703][ T8360] ? lock_release+0x424/0x7e0 [ 96.545364][ T8360] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 96.551415][ T8360] ? is_bpf_text_address+0x65/0xe0 [ 96.556496][ T8360] ? kernel_text_address+0xbd/0xf0 [ 96.561575][ T8360] ? __kernel_text_address+0x9/0x30 [ 96.566742][ T8360] ? unwind_get_return_address+0x51/0x90 [ 96.572346][ T8360] ? create_prof_cpu_mask+0x20/0x20 [ 96.577522][ T8360] ? arch_stack_walk+0x93/0xe0 [ 96.582271][ T8360] ? stack_trace_save+0x8c/0xc0 [ 96.587099][ T8360] ? stack_trace_consume_entry+0x160/0x160 [ 96.592906][ T8360] ? fs_reclaim_release+0x9c/0xf0 [ 96.597907][ T8360] ? lock_is_held_type+0xfa/0x130 [ 96.602906][ T8360] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 96.608425][ T8360] ? trace_kmalloc+0x32/0xf0 [ 96.612989][ T8360] ? kmem_cache_alloc_trace+0x20b/0x440 [ 96.618511][ T8360] rtnl_newlink+0x5a/0x90 [ 96.622825][ T8360] rtnetlink_rcv_msg+0x31d/0x8d0 [ 96.627752][ T8360] ? __dev_queue_xmit+0x1531/0x2d80 [ 96.632924][ T8360] ? rtnl_newlink+0x90/0x90 [ 96.637402][ T8360] ? check_preemption_disabled+0x36/0xd0 [ 96.643006][ T8360] ? netdev_core_pick_tx+0x290/0x290 [ 96.648270][ T8360] ? lock_acquire+0x160/0x5d0 [ 96.652928][ T8360] netlink_rcv_skb+0x118/0x370 [ 96.657673][ T8360] ? rtnl_newlink+0x90/0x90 [ 96.662154][ T8360] ? netlink_ack+0x930/0x930 [ 96.666717][ T8360] ? netlink_deliver_tap+0x130/0x9a0 [ 96.671982][ T8360] netlink_unicast+0x42e/0x700 [ 96.676719][ T8360] ? netlink_attachskb+0x750/0x750 [ 96.681805][ T8360] ? __build_skb_around+0x1f3/0x2b0 [ 96.687000][ T8360] netlink_sendmsg+0x704/0xbf0 [ 96.691743][ T8360] ? netlink_unicast+0x700/0x700 [ 96.696663][ T8360] ? netlink_unicast+0x700/0x700 [ 96.701625][ T8360] sock_sendmsg+0xab/0xe0 [ 96.705957][ T8360] ____sys_sendmsg+0x5bf/0x7a0 [ 96.710704][ T8360] ? kernel_sendmsg+0x30/0x30 [ 96.715356][ T8360] ? do_recvmmsg+0x550/0x550 [ 96.719920][ T8360] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 96.725877][ T8360] ___sys_sendmsg+0xd3/0x150 [ 96.730440][ T8360] ? sendmsg_copy_msghdr+0x110/0x110 [ 96.735699][ T8360] ? find_held_lock+0x2d/0x110 [ 96.740595][ T8360] ? check_preemption_disabled+0x36/0xd0 [ 96.746214][ T8360] ? lock_release+0x424/0x7e0 [ 96.750863][ T8360] ? __fget_files+0x17c/0x2e0 [ 96.755519][ T8360] ? lock_downgrade+0x7b0/0x7b0 [ 96.760351][ T8360] ? find_held_lock+0x2d/0x110 [ 96.765088][ T8360] ? check_preemption_disabled+0x36/0xd0 [ 96.770691][ T8360] ? lock_is_held_type+0xfa/0x130 [ 96.775688][ T8360] ? __fget_files+0x194/0x2e0 [ 96.780356][ T8360] ? __fget_light+0xbe/0x220 [ 96.785008][ T8360] __sys_sendmsg+0xb2/0x140 [ 96.789484][ T8360] ? __sys_sendmsg_sock+0x10/0x10 [ 96.794485][ T8360] ? check_preemption_disabled+0x36/0xd0 [ 96.800090][ T8360] ? syscall_enter_from_user_mode+0x1d/0x60 [ 96.805974][ T8360] ? lockdep_hardirqs_on+0x54/0x100 [ 96.811148][ T8360] do_syscall_64+0x35/0xb0 [ 96.815556][ T8360] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 96.821434][ T8360] RIP: 0033:0x464d29 [ 96.825304][ T8360] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 96.844907][ T8360] RSP: 002b:00007f4c4b0e1188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 96.853297][ T8360] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 96.861369][ T8360] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 96.869320][ T8360] RBP: 00007f4c4b0e11d0 R08: 0000000000000000 R09: 0000000000000000 [ 96.877269][ T8360] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 96.885217][ T8360] R13: 00007fffaafd820f R14: 00007f4c4b0e1300 R15: 0000000000022000 [ 97.013109][ T8360] device hsr_slave_1 left promiscuous mode [ 97.128288][ T8384] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 97.174887][ T8410] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 97.648813][ T8413] FAULT_INJECTION: forcing a failure. [ 97.648813][ T8413] name failslab, interval 1, probability 0, space 0, times 0 [ 97.661482][ T8413] CPU: 0 PID: 8413 Comm: syz-executor.2 Not tainted 5.14.0-rc6-syzkaller #0 [ 97.670160][ T8413] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 97.680204][ T8413] Call Trace: [ 97.683468][ T8413] dump_stack_lvl+0xbd/0xe2 [ 97.687948][ T8413] should_fail.cold+0x5/0xa [ 97.692424][ T8413] ? mark_held_locks+0x9f/0xe0 [ 97.697173][ T8413] should_failslab+0x5/0x10 [ 97.701678][ T8413] kmem_cache_alloc_node_trace+0x66/0x570 [ 97.707379][ T8413] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 97.712912][ T8413] __kmalloc_node_track_caller+0x38/0x60 [ 97.718562][ T8413] __alloc_skb+0x8b/0x280 [ 97.722881][ T8413] __neigh_notify+0x7f/0x110 [ 97.727503][ T8413] neigh_cleanup_and_release+0x5a/0x220 [ 97.733148][ T8413] neigh_flush_dev+0x4a7/0x7e0 [ 97.737939][ T8413] ? lock_release+0x424/0x7e0 [ 97.742597][ T8413] __neigh_ifdown.isra.0+0x44/0x390 [ 97.747777][ T8413] ? __local_bh_enable_ip+0x11f/0x220 [ 97.753134][ T8413] ? rt6_disable_ip+0x491/0x6b0 [ 97.757969][ T8413] neigh_ifdown+0x7/0x10 [ 97.762185][ T8413] rt6_disable_ip+0x56c/0x6b0 [ 97.766839][ T8413] ? rt6_sync_down_dev+0x120/0x120 [ 97.771930][ T8413] ? mark_lock+0xf0/0x15f0 [ 97.776338][ T8413] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 97.781693][ T8413] ? lock_chain_count+0x20/0x20 [ 97.786539][ T8413] ? add_addr+0x2c0/0x2c0 [ 97.790860][ T8413] ? check_preemption_disabled+0x36/0xd0 [ 97.796474][ T8413] ? lock_is_held_type+0xfa/0x130 [ 97.801483][ T8413] addrconf_notify+0x44f/0x1d40 [ 97.806313][ T8413] ? mark_held_locks+0x9f/0xe0 [ 97.811065][ T8413] ? check_preemption_disabled+0x36/0xd0 [ 97.816775][ T8413] ? tls_device_sk_destruct+0x610/0x610 [ 97.822414][ T8413] ? clusterip_netdev_event+0x34e/0x550 [ 97.828083][ T8413] ? inet6_ifinfo_notify+0x100/0x100 [ 97.833351][ T8413] ? __local_bh_enable_ip+0x11f/0x220 [ 97.838796][ T8413] ? clusterip_netdev_event+0x34e/0x550 [ 97.844334][ T8413] notifier_call_chain+0x94/0x170 [ 97.849349][ T8413] dev_close_many+0x28c/0x560 [ 97.854013][ T8413] ? __lock_acquire+0xbe2/0x52b0 [ 97.858930][ T8413] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 97.864975][ T8413] __dev_change_net_namespace+0xb88/0x1120 [ 97.870757][ T8413] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 97.876376][ T8413] ? check_preemption_disabled+0x36/0xd0 [ 97.881991][ T8413] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 97.887174][ T8413] ? security_capable+0x4c/0x90 [ 97.892008][ T8413] ? ns_capable+0x4c/0xc0 [ 97.896314][ T8413] do_setlink+0x1d3/0x2cb0 [ 97.900705][ T8413] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 97.906656][ T8413] ? __kernel_text_address+0x9/0x30 [ 97.911828][ T8413] ? unwind_get_return_address+0x51/0x90 [ 97.917431][ T8413] ? rtnetlink_put_metrics+0x480/0x480 [ 97.922858][ T8413] ? mark_lock+0xf0/0x15f0 [ 97.927249][ T8413] ? mark_lock+0xf0/0x15f0 [ 97.931636][ T8413] ? __lock_acquire+0xbe2/0x52b0 [ 97.936548][ T8413] ? lock_chain_count+0x20/0x20 [ 97.941380][ T8413] ? memset+0x20/0x40 [ 97.945332][ T8413] ? __nla_validate_parse+0xb2/0x1fd0 [ 97.950698][ T8413] ? lock_chain_count+0x20/0x20 [ 97.955523][ T8413] ? __lock_acquire+0xbe2/0x52b0 [ 97.960437][ T8413] ? nla_get_range_signed+0x540/0x540 [ 97.965788][ T8413] ? __lock_acquire+0xbe2/0x52b0 [ 97.970704][ T8413] __rtnl_newlink+0xaca/0x13b0 [ 97.975444][ T8413] ? lock_is_held_type+0xfa/0x130 [ 97.980448][ T8413] ? rtnl_setlink+0x330/0x330 [ 97.985105][ T8413] ? check_preemption_disabled+0x36/0xd0 [ 97.990713][ T8413] ? lock_release+0x424/0x7e0 [ 97.995376][ T8413] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 98.001418][ T8413] ? is_bpf_text_address+0x65/0xe0 [ 98.006504][ T8413] ? kernel_text_address+0xbd/0xf0 [ 98.011589][ T8413] ? __kernel_text_address+0x9/0x30 [ 98.016761][ T8413] ? unwind_get_return_address+0x51/0x90 [ 98.022366][ T8413] ? create_prof_cpu_mask+0x20/0x20 [ 98.027544][ T8413] ? arch_stack_walk+0x93/0xe0 [ 98.032327][ T8413] ? stack_trace_save+0x8c/0xc0 [ 98.037152][ T8413] ? stack_trace_consume_entry+0x160/0x160 [ 98.042954][ T8413] ? fs_reclaim_release+0x9c/0xf0 [ 98.047958][ T8413] ? lock_is_held_type+0xfa/0x130 [ 98.052960][ T8413] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 98.058482][ T8413] ? trace_kmalloc+0x32/0xf0 [ 98.063053][ T8413] ? kmem_cache_alloc_trace+0x20b/0x440 [ 98.068570][ T8413] rtnl_newlink+0x5a/0x90 [ 98.072881][ T8413] rtnetlink_rcv_msg+0x31d/0x8d0 [ 98.077805][ T8413] ? __dev_queue_xmit+0x1531/0x2d80 [ 98.082984][ T8413] ? rtnl_newlink+0x90/0x90 [ 98.087459][ T8413] ? check_preemption_disabled+0x36/0xd0 [ 98.093061][ T8413] ? netdev_core_pick_tx+0x290/0x290 [ 98.098318][ T8413] ? lock_acquire+0x160/0x5d0 [ 98.102971][ T8413] netlink_rcv_skb+0x118/0x370 [ 98.107706][ T8413] ? rtnl_newlink+0x90/0x90 [ 98.112191][ T8413] ? netlink_ack+0x930/0x930 [ 98.116755][ T8413] ? netlink_deliver_tap+0x130/0x9a0 [ 98.122028][ T8413] netlink_unicast+0x42e/0x700 [ 98.126775][ T8413] ? netlink_attachskb+0x750/0x750 [ 98.131867][ T8413] ? __build_skb_around+0x1f3/0x2b0 [ 98.137054][ T8413] netlink_sendmsg+0x704/0xbf0 [ 98.141793][ T8413] ? netlink_unicast+0x700/0x700 [ 98.146702][ T8413] ? netlink_unicast+0x700/0x700 [ 98.151618][ T8413] sock_sendmsg+0xab/0xe0 [ 98.155922][ T8413] ____sys_sendmsg+0x5bf/0x7a0 [ 98.160659][ T8413] ? kernel_sendmsg+0x30/0x30 [ 98.165312][ T8413] ? do_recvmmsg+0x550/0x550 [ 98.169874][ T8413] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 98.175827][ T8413] ___sys_sendmsg+0xd3/0x150 [ 98.180391][ T8413] ? sendmsg_copy_msghdr+0x110/0x110 [ 98.185651][ T8413] ? find_held_lock+0x2d/0x110 [ 98.190391][ T8413] ? check_preemption_disabled+0x36/0xd0 [ 98.196009][ T8413] ? lock_release+0x424/0x7e0 [ 98.200667][ T8413] ? __fget_files+0x17c/0x2e0 [ 98.205317][ T8413] ? lock_downgrade+0x7b0/0x7b0 [ 98.210138][ T8413] ? find_held_lock+0x2d/0x110 [ 98.214882][ T8413] ? check_preemption_disabled+0x36/0xd0 [ 98.220489][ T8413] ? lock_is_held_type+0xfa/0x130 [ 98.225487][ T8413] ? __fget_files+0x194/0x2e0 [ 98.230144][ T8413] ? __fget_light+0xbe/0x220 [ 98.234708][ T8413] __sys_sendmsg+0xb2/0x140 [ 98.239215][ T8413] ? __sys_sendmsg_sock+0x10/0x10 [ 98.244233][ T8413] ? check_preemption_disabled+0x36/0xd0 [ 98.249855][ T8413] ? syscall_enter_from_user_mode+0x1d/0x60 [ 98.255720][ T8413] ? lockdep_hardirqs_on+0x54/0x100 [ 98.260889][ T8413] do_syscall_64+0x35/0xb0 [ 98.265279][ T8413] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 98.271144][ T8413] RIP: 0033:0x464d29 [ 98.275009][ T8413] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 98.294589][ T8413] RSP: 002b:00007f06d0fce188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 98.302988][ T8413] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 98.310934][ T8413] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 98.318880][ T8413] RBP: 00007f06d0fce1d0 R08: 0000000000000000 R09: 0000000000000000 [ 98.327088][ T8413] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 98.335036][ T8413] R13: 00007ffd7b5e102f R14: 00007f06d0fce300 R15: 0000000000022000 2021/08/21 17:22:28 executed programs: 88 [ 98.631536][ T8439] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 98.685872][ T8445] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 98.957253][ T8447] FAULT_INJECTION: forcing a failure. [ 98.957253][ T8447] name failslab, interval 1, probability 0, space 0, times 0 [ 98.969937][ T8447] CPU: 0 PID: 8447 Comm: syz-executor.0 Not tainted 5.14.0-rc6-syzkaller #0 [ 98.978596][ T8447] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 98.988634][ T8447] Call Trace: [ 98.991900][ T8447] dump_stack_lvl+0xbd/0xe2 [ 98.996383][ T8447] should_fail.cold+0x5/0xa [ 99.000908][ T8447] ? mark_held_locks+0x9f/0xe0 [ 99.005656][ T8447] should_failslab+0x5/0x10 [ 99.010144][ T8447] kmem_cache_alloc_node_trace+0x66/0x570 [ 99.015841][ T8447] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 99.021365][ T8447] __kmalloc_node_track_caller+0x38/0x60 [ 99.026970][ T8447] __alloc_skb+0x8b/0x280 [ 99.031296][ T8447] __neigh_notify+0x7f/0x110 [ 99.035878][ T8447] neigh_cleanup_and_release+0x5a/0x220 [ 99.041409][ T8447] neigh_flush_dev+0x4a7/0x7e0 [ 99.046148][ T8447] ? lock_release+0x424/0x7e0 [ 99.050805][ T8447] __neigh_ifdown.isra.0+0x44/0x390 [ 99.055989][ T8447] ? __local_bh_enable_ip+0x11f/0x220 [ 99.061604][ T8447] ? rt6_disable_ip+0x491/0x6b0 [ 99.066451][ T8447] neigh_ifdown+0x7/0x10 [ 99.070684][ T8447] rt6_disable_ip+0x56c/0x6b0 [ 99.075338][ T8447] ? rt6_sync_down_dev+0x120/0x120 [ 99.080433][ T8447] ? mark_lock+0xf0/0x15f0 [ 99.084844][ T8447] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 99.090213][ T8447] ? lock_chain_count+0x20/0x20 [ 99.095055][ T8447] ? add_addr+0x2c0/0x2c0 [ 99.099360][ T8447] ? check_preemption_disabled+0x36/0xd0 [ 99.104964][ T8447] ? lock_is_held_type+0xfa/0x130 [ 99.109971][ T8447] addrconf_notify+0x44f/0x1d40 [ 99.114792][ T8447] ? mark_held_locks+0x9f/0xe0 [ 99.119540][ T8447] ? check_preemption_disabled+0x36/0xd0 [ 99.125141][ T8447] ? tls_device_sk_destruct+0x610/0x610 [ 99.130664][ T8447] ? clusterip_netdev_event+0x34e/0x550 [ 99.136183][ T8447] ? inet6_ifinfo_notify+0x100/0x100 [ 99.141444][ T8447] ? __local_bh_enable_ip+0x11f/0x220 [ 99.146800][ T8447] ? clusterip_netdev_event+0x34e/0x550 [ 99.152323][ T8447] notifier_call_chain+0x94/0x170 [ 99.157322][ T8447] dev_close_many+0x28c/0x560 [ 99.161979][ T8447] ? __lock_acquire+0xbe2/0x52b0 [ 99.166891][ T8447] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 99.173021][ T8447] __dev_change_net_namespace+0xb88/0x1120 [ 99.178799][ T8447] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 99.184409][ T8447] ? check_preemption_disabled+0x36/0xd0 [ 99.190012][ T8447] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 99.195188][ T8447] ? security_capable+0x4c/0x90 [ 99.200016][ T8447] ? ns_capable+0x4c/0xc0 [ 99.204319][ T8447] do_setlink+0x1d3/0x2cb0 [ 99.208709][ T8447] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 99.215711][ T8447] ? __kernel_text_address+0x9/0x30 [ 99.220879][ T8447] ? unwind_get_return_address+0x51/0x90 [ 99.226487][ T8447] ? rtnetlink_put_metrics+0x480/0x480 [ 99.231929][ T8447] ? mark_lock+0xf0/0x15f0 [ 99.236338][ T8447] ? mark_lock+0xf0/0x15f0 [ 99.240742][ T8447] ? __lock_acquire+0xbe2/0x52b0 [ 99.245676][ T8447] ? lock_chain_count+0x20/0x20 [ 99.250511][ T8447] ? memset+0x20/0x40 [ 99.254465][ T8447] ? __nla_validate_parse+0xb2/0x1fd0 [ 99.259820][ T8447] ? lock_chain_count+0x20/0x20 [ 99.264729][ T8447] ? __lock_acquire+0xbe2/0x52b0 [ 99.269639][ T8447] ? nla_get_range_signed+0x540/0x540 [ 99.274982][ T8447] ? __lock_acquire+0xbe2/0x52b0 [ 99.279901][ T8447] __rtnl_newlink+0xaca/0x13b0 [ 99.284650][ T8447] ? lock_is_held_type+0xfa/0x130 [ 99.289646][ T8447] ? rtnl_setlink+0x330/0x330 [ 99.294291][ T8447] ? check_preemption_disabled+0x36/0xd0 [ 99.299902][ T8447] ? lock_release+0x424/0x7e0 [ 99.304565][ T8447] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 99.310611][ T8447] ? is_bpf_text_address+0x65/0xe0 [ 99.315694][ T8447] ? kernel_text_address+0xbd/0xf0 [ 99.320784][ T8447] ? __kernel_text_address+0x9/0x30 [ 99.325969][ T8447] ? unwind_get_return_address+0x51/0x90 [ 99.331587][ T8447] ? create_prof_cpu_mask+0x20/0x20 [ 99.336756][ T8447] ? arch_stack_walk+0x93/0xe0 [ 99.341499][ T8447] ? stack_trace_save+0x8c/0xc0 [ 99.346321][ T8447] ? stack_trace_consume_entry+0x160/0x160 [ 99.352147][ T8447] ? fs_reclaim_release+0x9c/0xf0 [ 99.357155][ T8447] ? lock_is_held_type+0xfa/0x130 [ 99.362172][ T8447] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 99.367688][ T8447] ? trace_kmalloc+0x32/0xf0 [ 99.372251][ T8447] ? kmem_cache_alloc_trace+0x20b/0x440 [ 99.377772][ T8447] rtnl_newlink+0x5a/0x90 [ 99.382090][ T8447] rtnetlink_rcv_msg+0x31d/0x8d0 [ 99.387005][ T8447] ? __dev_queue_xmit+0x1531/0x2d80 [ 99.392173][ T8447] ? rtnl_newlink+0x90/0x90 [ 99.396651][ T8447] ? check_preemption_disabled+0x36/0xd0 [ 99.402256][ T8447] ? netdev_core_pick_tx+0x290/0x290 [ 99.407517][ T8447] ? lock_acquire+0x160/0x5d0 [ 99.412170][ T8447] netlink_rcv_skb+0x118/0x370 [ 99.416903][ T8447] ? rtnl_newlink+0x90/0x90 [ 99.421379][ T8447] ? netlink_ack+0x930/0x930 [ 99.425938][ T8447] ? netlink_deliver_tap+0x130/0x9a0 [ 99.431204][ T8447] netlink_unicast+0x42e/0x700 [ 99.435952][ T8447] ? netlink_attachskb+0x750/0x750 [ 99.441043][ T8447] ? __build_skb_around+0x1f3/0x2b0 [ 99.446218][ T8447] netlink_sendmsg+0x704/0xbf0 [ 99.450959][ T8447] ? netlink_unicast+0x700/0x700 [ 99.455878][ T8447] ? netlink_unicast+0x700/0x700 [ 99.460799][ T8447] sock_sendmsg+0xab/0xe0 [ 99.465106][ T8447] ____sys_sendmsg+0x5bf/0x7a0 [ 99.469846][ T8447] ? kernel_sendmsg+0x30/0x30 [ 99.474503][ T8447] ? do_recvmmsg+0x550/0x550 [ 99.479082][ T8447] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 99.485058][ T8447] ___sys_sendmsg+0xd3/0x150 [ 99.489632][ T8447] ? sendmsg_copy_msghdr+0x110/0x110 [ 99.494896][ T8447] ? find_held_lock+0x2d/0x110 [ 99.499673][ T8447] ? check_preemption_disabled+0x36/0xd0 [ 99.505711][ T8447] ? lock_release+0x424/0x7e0 [ 99.510363][ T8447] ? __fget_files+0x17c/0x2e0 [ 99.515018][ T8447] ? lock_downgrade+0x7b0/0x7b0 [ 99.519856][ T8447] ? find_held_lock+0x2d/0x110 [ 99.524590][ T8447] ? check_preemption_disabled+0x36/0xd0 [ 99.530191][ T8447] ? lock_is_held_type+0xfa/0x130 [ 99.535189][ T8447] ? __fget_files+0x194/0x2e0 [ 99.539839][ T8447] ? __fget_light+0xbe/0x220 [ 99.544402][ T8447] __sys_sendmsg+0xb2/0x140 [ 99.548879][ T8447] ? __sys_sendmsg_sock+0x10/0x10 [ 99.553892][ T8447] ? check_preemption_disabled+0x36/0xd0 [ 99.559512][ T8447] ? syscall_enter_from_user_mode+0x1d/0x60 [ 99.565393][ T8447] ? lockdep_hardirqs_on+0x54/0x100 [ 99.570574][ T8447] do_syscall_64+0x35/0xb0 [ 99.574965][ T8447] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 99.581020][ T8447] RIP: 0033:0x464d29 [ 99.584898][ T8447] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 99.604479][ T8447] RSP: 002b:00007feff773d188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 99.612910][ T8447] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 99.620859][ T8447] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 99.628820][ T8447] RBP: 00007feff773d1d0 R08: 0000000000000000 R09: 0000000000000000 [ 99.636774][ T8447] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 99.644739][ T8447] R13: 00007ffc9f3c6c4f R14: 00007feff773d300 R15: 0000000000022000 [ 100.110025][ T8447] device veth1_macvtap left promiscuous mode [ 100.170334][ T8483] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 100.179788][ T8484] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 100.198761][ T8489] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 100.458787][ T8490] FAULT_INJECTION: forcing a failure. [ 100.458787][ T8490] name failslab, interval 1, probability 0, space 0, times 0 [ 100.471438][ T8490] CPU: 0 PID: 8490 Comm: syz-executor.3 Not tainted 5.14.0-rc6-syzkaller #0 [ 100.480179][ T8490] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 100.490230][ T8490] Call Trace: [ 100.493527][ T8490] dump_stack_lvl+0xbd/0xe2 [ 100.498014][ T8490] should_fail.cold+0x5/0xa [ 100.502488][ T8490] ? mark_held_locks+0x9f/0xe0 [ 100.507271][ T8490] should_failslab+0x5/0x10 [ 100.511746][ T8490] kmem_cache_alloc_node_trace+0x66/0x570 [ 100.517443][ T8490] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 100.522962][ T8490] __kmalloc_node_track_caller+0x38/0x60 [ 100.528565][ T8490] __alloc_skb+0x8b/0x280 [ 100.532872][ T8490] __neigh_notify+0x7f/0x110 [ 100.537444][ T8490] neigh_cleanup_and_release+0x5a/0x220 [ 100.543062][ T8490] neigh_flush_dev+0x4a7/0x7e0 [ 100.547801][ T8490] ? lock_release+0x424/0x7e0 [ 100.552455][ T8490] __neigh_ifdown.isra.0+0x44/0x390 [ 100.557629][ T8490] ? __local_bh_enable_ip+0x11f/0x220 [ 100.562973][ T8490] ? rt6_disable_ip+0x491/0x6b0 [ 100.567800][ T8490] neigh_ifdown+0x7/0x10 [ 100.572021][ T8490] rt6_disable_ip+0x56c/0x6b0 [ 100.576674][ T8490] ? rt6_sync_down_dev+0x120/0x120 [ 100.581768][ T8490] ? mark_lock+0xf0/0x15f0 [ 100.586167][ T8490] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 100.591519][ T8490] ? lock_chain_count+0x20/0x20 [ 100.596343][ T8490] ? add_addr+0x2c0/0x2c0 [ 100.600644][ T8490] ? check_preemption_disabled+0x36/0xd0 [ 100.606246][ T8490] ? lock_is_held_type+0xfa/0x130 [ 100.611250][ T8490] addrconf_notify+0x44f/0x1d40 [ 100.616084][ T8490] ? mark_held_locks+0x9f/0xe0 [ 100.620828][ T8490] ? check_preemption_disabled+0x36/0xd0 [ 100.626432][ T8490] ? tls_device_sk_destruct+0x610/0x610 [ 100.631951][ T8490] ? clusterip_netdev_event+0x34e/0x550 [ 100.637471][ T8490] ? inet6_ifinfo_notify+0x100/0x100 [ 100.642730][ T8490] ? __local_bh_enable_ip+0x11f/0x220 [ 100.648077][ T8490] ? clusterip_netdev_event+0x34e/0x550 [ 100.653595][ T8490] notifier_call_chain+0x94/0x170 [ 100.658600][ T8490] dev_close_many+0x28c/0x560 [ 100.663373][ T8490] ? __lock_acquire+0xbe2/0x52b0 [ 100.668300][ T8490] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 100.674461][ T8490] __dev_change_net_namespace+0xb88/0x1120 [ 100.680246][ T8490] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 100.685864][ T8490] ? check_preemption_disabled+0x36/0xd0 [ 100.691490][ T8490] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 100.696667][ T8490] ? security_capable+0x4c/0x90 [ 100.701504][ T8490] ? ns_capable+0x4c/0xc0 [ 100.705811][ T8490] do_setlink+0x1d3/0x2cb0 [ 100.710202][ T8490] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 100.716161][ T8490] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 100.722117][ T8490] ? orc_sort_cmp+0xd0/0x140 [ 100.726679][ T8490] ? rtnetlink_put_metrics+0x480/0x480 [ 100.732111][ T8490] ? mark_lock+0xf0/0x15f0 [ 100.736504][ T8490] ? __lock_acquire+0xbe2/0x52b0 [ 100.741415][ T8490] ? lock_chain_count+0x20/0x20 [ 100.746257][ T8490] ? memset+0x20/0x40 [ 100.750214][ T8490] ? __nla_validate_parse+0xb2/0x1fd0 [ 100.755572][ T8490] ? lock_chain_count+0x20/0x20 [ 100.760399][ T8490] ? nla_get_range_signed+0x540/0x540 [ 100.765756][ T8490] ? __lock_acquire+0xbe2/0x52b0 [ 100.770685][ T8490] __rtnl_newlink+0xaca/0x13b0 [ 100.775433][ T8490] ? lock_is_held_type+0xfa/0x130 [ 100.780634][ T8490] ? rtnl_setlink+0x330/0x330 [ 100.785281][ T8490] ? check_preemption_disabled+0x36/0xd0 [ 100.790886][ T8490] ? lock_release+0x424/0x7e0 [ 100.795540][ T8490] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 100.801588][ T8490] ? is_bpf_text_address+0x65/0xe0 [ 100.806675][ T8490] ? kernel_text_address+0xbd/0xf0 [ 100.811802][ T8490] ? __kernel_text_address+0x9/0x30 [ 100.816978][ T8490] ? unwind_get_return_address+0x51/0x90 [ 100.822584][ T8490] ? create_prof_cpu_mask+0x20/0x20 [ 100.827756][ T8490] ? arch_stack_walk+0x93/0xe0 [ 100.832515][ T8490] ? stack_trace_save+0x8c/0xc0 [ 100.837337][ T8490] ? stack_trace_consume_entry+0x160/0x160 [ 100.843150][ T8490] ? fs_reclaim_release+0x9c/0xf0 [ 100.848158][ T8490] ? lock_is_held_type+0xfa/0x130 [ 100.853156][ T8490] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 100.858673][ T8490] ? trace_kmalloc+0x32/0xf0 [ 100.863231][ T8490] ? kmem_cache_alloc_trace+0x20b/0x440 [ 100.868749][ T8490] rtnl_newlink+0x5a/0x90 [ 100.873060][ T8490] rtnetlink_rcv_msg+0x31d/0x8d0 [ 100.877971][ T8490] ? rtnl_newlink+0x90/0x90 [ 100.882459][ T8490] ? check_preemption_disabled+0x36/0xd0 [ 100.888064][ T8490] ? lock_acquire+0x222/0x5d0 [ 100.892717][ T8490] netlink_rcv_skb+0x118/0x370 [ 100.897464][ T8490] ? rtnl_newlink+0x90/0x90 [ 100.901943][ T8490] ? netlink_ack+0x930/0x930 [ 100.906506][ T8490] ? netlink_deliver_tap+0x130/0x9a0 [ 100.911775][ T8490] netlink_unicast+0x42e/0x700 [ 100.916513][ T8490] ? netlink_attachskb+0x750/0x750 [ 100.921595][ T8490] ? __build_skb_around+0x1f3/0x2b0 [ 100.926768][ T8490] netlink_sendmsg+0x704/0xbf0 [ 100.931502][ T8490] ? netlink_unicast+0x700/0x700 [ 100.936417][ T8490] ? netlink_unicast+0x700/0x700 [ 100.941324][ T8490] sock_sendmsg+0xab/0xe0 [ 100.945627][ T8490] ____sys_sendmsg+0x5bf/0x7a0 [ 100.950361][ T8490] ? kernel_sendmsg+0x30/0x30 [ 100.955008][ T8490] ? do_recvmmsg+0x550/0x550 [ 100.959576][ T8490] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 100.965540][ T8490] ___sys_sendmsg+0xd3/0x150 [ 100.970106][ T8490] ? sendmsg_copy_msghdr+0x110/0x110 [ 100.975360][ T8490] ? find_held_lock+0x2d/0x110 [ 100.980099][ T8490] ? check_preemption_disabled+0x36/0xd0 [ 100.985710][ T8490] ? lock_release+0x424/0x7e0 [ 100.991068][ T8490] ? __fget_files+0x17c/0x2e0 [ 100.995732][ T8490] ? lock_downgrade+0x7b0/0x7b0 [ 101.000554][ T8490] ? find_held_lock+0x2d/0x110 [ 101.005288][ T8490] ? check_preemption_disabled+0x36/0xd0 [ 101.010897][ T8490] ? lock_is_held_type+0xfa/0x130 [ 101.015905][ T8490] ? __fget_files+0x194/0x2e0 [ 101.020566][ T8490] ? __fget_light+0xbe/0x220 [ 101.025138][ T8490] __sys_sendmsg+0xb2/0x140 [ 101.029623][ T8490] ? __sys_sendmsg_sock+0x10/0x10 [ 101.034629][ T8490] ? check_preemption_disabled+0x36/0xd0 [ 101.040228][ T8490] ? syscall_enter_from_user_mode+0x1d/0x60 [ 101.046091][ T8490] ? lockdep_hardirqs_on+0x54/0x100 [ 101.051261][ T8490] do_syscall_64+0x35/0xb0 [ 101.055647][ T8490] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 101.061510][ T8490] RIP: 0033:0x464d29 [ 101.065374][ T8490] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 101.084949][ T8490] RSP: 002b:00007fc21f376188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 101.093329][ T8490] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 101.101269][ T8490] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 101.109210][ T8490] RBP: 00007fc21f3761d0 R08: 0000000000000000 R09: 0000000000000000 [ 101.117149][ T8490] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 101.125091][ T8490] R13: 00007ffd90ed09ef R14: 00007fc21f376300 R15: 0000000000022000 [ 101.727448][ T8490] device veth0_vlan left promiscuous mode [ 101.741912][ T8490] device veth0_vlan entered promiscuous mode [ 101.780267][ T8524] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 102.088703][ T8529] FAULT_INJECTION: forcing a failure. [ 102.088703][ T8529] name failslab, interval 1, probability 0, space 0, times 0 [ 102.101341][ T8529] CPU: 0 PID: 8529 Comm: syz-executor.2 Not tainted 5.14.0-rc6-syzkaller #0 [ 102.109991][ T8529] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 102.120031][ T8529] Call Trace: [ 102.123292][ T8529] dump_stack_lvl+0xbd/0xe2 [ 102.127817][ T8529] should_fail.cold+0x5/0xa [ 102.132327][ T8529] ? mark_held_locks+0x9f/0xe0 [ 102.137075][ T8529] should_failslab+0x5/0x10 [ 102.141563][ T8529] kmem_cache_alloc_node_trace+0x66/0x570 [ 102.147264][ T8529] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 102.152872][ T8529] __kmalloc_node_track_caller+0x38/0x60 [ 102.158492][ T8529] __alloc_skb+0x8b/0x280 [ 102.162802][ T8529] __neigh_notify+0x7f/0x110 [ 102.167367][ T8529] neigh_cleanup_and_release+0x5a/0x220 [ 102.172891][ T8529] neigh_flush_dev+0x4a7/0x7e0 [ 102.177624][ T8529] ? lock_release+0x424/0x7e0 [ 102.182286][ T8529] __neigh_ifdown.isra.0+0x44/0x390 [ 102.187467][ T8529] ? __local_bh_enable_ip+0x11f/0x220 [ 102.192820][ T8529] ? rt6_disable_ip+0x491/0x6b0 [ 102.197649][ T8529] neigh_ifdown+0x7/0x10 [ 102.201862][ T8529] rt6_disable_ip+0x56c/0x6b0 [ 102.206523][ T8529] ? rt6_sync_down_dev+0x120/0x120 [ 102.211605][ T8529] ? mark_lock+0xf0/0x15f0 [ 102.215999][ T8529] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 102.221352][ T8529] ? lock_chain_count+0x20/0x20 [ 102.226177][ T8529] ? add_addr+0x2c0/0x2c0 [ 102.230484][ T8529] ? check_preemption_disabled+0x36/0xd0 [ 102.236094][ T8529] ? lock_is_held_type+0xfa/0x130 [ 102.241100][ T8529] addrconf_notify+0x44f/0x1d40 [ 102.245936][ T8529] ? mark_held_locks+0x9f/0xe0 [ 102.250670][ T8529] ? check_preemption_disabled+0x36/0xd0 [ 102.256279][ T8529] ? tls_device_sk_destruct+0x610/0x610 [ 102.261794][ T8529] ? clusterip_netdev_event+0x34e/0x550 [ 102.267312][ T8529] ? inet6_ifinfo_notify+0x100/0x100 [ 102.272592][ T8529] ? __local_bh_enable_ip+0x11f/0x220 [ 102.277933][ T8529] ? clusterip_netdev_event+0x34e/0x550 [ 102.283463][ T8529] notifier_call_chain+0x94/0x170 [ 102.288470][ T8529] dev_close_many+0x28c/0x560 [ 102.293131][ T8529] ? __lock_acquire+0xbe2/0x52b0 [ 102.298050][ T8529] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 102.304093][ T8529] __dev_change_net_namespace+0xb88/0x1120 [ 102.309870][ T8529] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 102.315475][ T8529] ? check_preemption_disabled+0x36/0xd0 [ 102.321080][ T8529] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 102.326270][ T8529] ? security_capable+0x4c/0x90 [ 102.331114][ T8529] ? ns_capable+0x4c/0xc0 [ 102.335430][ T8529] do_setlink+0x1d3/0x2cb0 [ 102.340342][ T8529] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 102.346293][ T8529] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 102.352242][ T8529] ? orc_sort_cmp+0xd0/0x140 [ 102.356806][ T8529] ? rtnetlink_put_metrics+0x480/0x480 [ 102.362504][ T8529] ? mark_lock+0xf0/0x15f0 [ 102.366894][ T8529] ? mark_lock+0xf0/0x15f0 [ 102.371289][ T8529] ? __lock_acquire+0xbe2/0x52b0 [ 102.376285][ T8529] ? lock_chain_count+0x20/0x20 [ 102.381109][ T8529] ? memset+0x20/0x40 [ 102.385065][ T8529] ? __nla_validate_parse+0xb2/0x1fd0 [ 102.390429][ T8529] ? lock_chain_count+0x20/0x20 [ 102.395268][ T8529] ? __lock_acquire+0xbe2/0x52b0 [ 102.400177][ T8529] ? nla_get_range_signed+0x540/0x540 [ 102.405523][ T8529] ? __lock_acquire+0xbe2/0x52b0 [ 102.410448][ T8529] __rtnl_newlink+0xaca/0x13b0 [ 102.415207][ T8529] ? lock_is_held_type+0xfa/0x130 [ 102.420205][ T8529] ? rtnl_setlink+0x330/0x330 [ 102.424852][ T8529] ? check_preemption_disabled+0x36/0xd0 [ 102.430455][ T8529] ? lock_release+0x424/0x7e0 [ 102.435104][ T8529] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 102.441153][ T8529] ? is_bpf_text_address+0x65/0xe0 [ 102.446245][ T8529] ? kernel_text_address+0xbd/0xf0 [ 102.451323][ T8529] ? __kernel_text_address+0x9/0x30 [ 102.456495][ T8529] ? unwind_get_return_address+0x51/0x90 [ 102.462102][ T8529] ? create_prof_cpu_mask+0x20/0x20 [ 102.467275][ T8529] ? arch_stack_walk+0x93/0xe0 [ 102.472016][ T8529] ? stack_trace_save+0x8c/0xc0 [ 102.476836][ T8529] ? stack_trace_consume_entry+0x160/0x160 [ 102.482637][ T8529] ? fs_reclaim_release+0x9c/0xf0 [ 102.487638][ T8529] ? lock_is_held_type+0xfa/0x130 [ 102.492643][ T8529] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 102.498173][ T8529] ? trace_kmalloc+0x32/0xf0 [ 102.502757][ T8529] ? kmem_cache_alloc_trace+0x20b/0x440 [ 102.508276][ T8529] rtnl_newlink+0x5a/0x90 [ 102.512581][ T8529] rtnetlink_rcv_msg+0x31d/0x8d0 [ 102.517502][ T8529] ? __dev_queue_xmit+0x1531/0x2d80 [ 102.522674][ T8529] ? rtnl_newlink+0x90/0x90 [ 102.527151][ T8529] ? check_preemption_disabled+0x36/0xd0 [ 102.532752][ T8529] ? netdev_core_pick_tx+0x290/0x290 [ 102.538008][ T8529] ? lock_acquire+0x160/0x5d0 [ 102.542661][ T8529] netlink_rcv_skb+0x118/0x370 [ 102.547402][ T8529] ? rtnl_newlink+0x90/0x90 [ 102.551885][ T8529] ? netlink_ack+0x930/0x930 [ 102.556446][ T8529] ? netlink_deliver_tap+0x130/0x9a0 [ 102.561708][ T8529] netlink_unicast+0x42e/0x700 [ 102.566451][ T8529] ? netlink_attachskb+0x750/0x750 [ 102.571539][ T8529] ? __build_skb_around+0x1f3/0x2b0 [ 102.576717][ T8529] netlink_sendmsg+0x704/0xbf0 [ 102.581462][ T8529] ? netlink_unicast+0x700/0x700 [ 102.586380][ T8529] ? netlink_unicast+0x700/0x700 [ 102.591312][ T8529] sock_sendmsg+0xab/0xe0 [ 102.595629][ T8529] ____sys_sendmsg+0x5bf/0x7a0 [ 102.600381][ T8529] ? kernel_sendmsg+0x30/0x30 [ 102.605043][ T8529] ? do_recvmmsg+0x550/0x550 [ 102.609655][ T8529] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 102.615612][ T8529] ___sys_sendmsg+0xd3/0x150 [ 102.620178][ T8529] ? sendmsg_copy_msghdr+0x110/0x110 [ 102.625437][ T8529] ? find_held_lock+0x2d/0x110 [ 102.630176][ T8529] ? check_preemption_disabled+0x36/0xd0 [ 102.635783][ T8529] ? lock_release+0x424/0x7e0 [ 102.640438][ T8529] ? __fget_files+0x17c/0x2e0 [ 102.645086][ T8529] ? lock_downgrade+0x7b0/0x7b0 [ 102.649911][ T8529] ? find_held_lock+0x2d/0x110 [ 102.654671][ T8529] ? check_preemption_disabled+0x36/0xd0 [ 102.660279][ T8529] ? lock_is_held_type+0xfa/0x130 [ 102.665329][ T8529] ? __fget_files+0x194/0x2e0 [ 102.669999][ T8529] ? __fget_light+0xbe/0x220 [ 102.674585][ T8529] __sys_sendmsg+0xb2/0x140 [ 102.679168][ T8529] ? __sys_sendmsg_sock+0x10/0x10 [ 102.684178][ T8529] ? check_preemption_disabled+0x36/0xd0 [ 102.689794][ T8529] ? syscall_enter_from_user_mode+0x1d/0x60 [ 102.695663][ T8529] ? lockdep_hardirqs_on+0x54/0x100 [ 102.700836][ T8529] do_syscall_64+0x35/0xb0 [ 102.705227][ T8529] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 102.711093][ T8529] RIP: 0033:0x464d29 [ 102.714957][ T8529] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 102.734652][ T8529] RSP: 002b:00007f06d0fce188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 102.743034][ T8529] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 102.750984][ T8529] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 102.758938][ T8529] RBP: 00007f06d0fce1d0 R08: 0000000000000000 R09: 0000000000000000 [ 102.766882][ T8529] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 102.774829][ T8529] R13: 00007ffd7b5e102f R14: 00007f06d0fce300 R15: 0000000000022000 [ 103.039424][ T8557] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 103.068571][ T8584] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 103.094413][ T8585] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 103.116839][ T8587] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 103.478084][ T8593] FAULT_INJECTION: forcing a failure. [ 103.478084][ T8593] name failslab, interval 1, probability 0, space 0, times 0 [ 103.490996][ T8593] CPU: 0 PID: 8593 Comm: syz-executor.5 Not tainted 5.14.0-rc6-syzkaller #0 [ 103.499668][ T8593] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 103.509710][ T8593] Call Trace: [ 103.512971][ T8593] dump_stack_lvl+0xbd/0xe2 [ 103.517456][ T8593] should_fail.cold+0x5/0xa [ 103.521936][ T8593] should_failslab+0x5/0x10 [ 103.526415][ T8593] kmem_cache_alloc_node+0x60/0x540 [ 103.531598][ T8593] ? mark_lock+0xf0/0x15f0 [ 103.535998][ T8593] __alloc_skb+0x153/0x280 [ 103.540433][ T8593] inet6_ifa_notify+0x112/0x1e0 [ 103.545255][ T8593] ? inet6_fill_ifaddr+0xbd0/0xbd0 [ 103.550433][ T8593] ? lock_release+0x424/0x7e0 [ 103.555094][ T8593] __ipv6_ifa_notify+0x13f/0x910 [ 103.560053][ T8593] ? modify_prefix_route+0x4f0/0x4f0 [ 103.565355][ T8593] ? check_preemption_disabled+0x36/0xd0 [ 103.570989][ T8593] ? __local_bh_enable_ip+0x11f/0x220 [ 103.576938][ T8593] ? addrconf_ifdown.isra.0+0x78e/0x10e0 [ 103.582987][ T8593] addrconf_ifdown.isra.0+0x7a5/0x10e0 [ 103.588422][ T8593] ? add_addr+0x2c0/0x2c0 [ 103.592723][ T8593] ? check_preemption_disabled+0x36/0xd0 [ 103.598613][ T8593] ? lock_is_held_type+0xfa/0x130 [ 103.603611][ T8593] addrconf_notify+0x44f/0x1d40 [ 103.608439][ T8593] ? mark_held_locks+0x9f/0xe0 [ 103.613184][ T8593] ? check_preemption_disabled+0x36/0xd0 [ 103.618794][ T8593] ? tls_device_sk_destruct+0x610/0x610 [ 103.624330][ T8593] ? clusterip_netdev_event+0x34e/0x550 [ 103.629868][ T8593] ? inet6_ifinfo_notify+0x100/0x100 [ 103.635138][ T8593] ? __local_bh_enable_ip+0x11f/0x220 [ 103.640491][ T8593] ? clusterip_netdev_event+0x34e/0x550 [ 103.646016][ T8593] notifier_call_chain+0x94/0x170 [ 103.651034][ T8593] dev_close_many+0x28c/0x560 [ 103.655767][ T8593] ? __lock_acquire+0xbe2/0x52b0 [ 103.660683][ T8593] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 103.666727][ T8593] __dev_change_net_namespace+0xb88/0x1120 [ 103.672505][ T8593] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 103.678115][ T8593] ? check_preemption_disabled+0x36/0xd0 [ 103.683720][ T8593] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 103.688898][ T8593] ? security_capable+0x4c/0x90 [ 103.693723][ T8593] ? ns_capable+0x4c/0xc0 [ 103.698030][ T8593] do_setlink+0x1d3/0x2cb0 [ 103.702423][ T8593] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 103.708467][ T8593] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 103.714421][ T8593] ? orc_sort_cmp+0xd0/0x140 [ 103.719008][ T8593] ? rtnetlink_put_metrics+0x480/0x480 [ 103.724439][ T8593] ? mark_lock+0xf0/0x15f0 [ 103.728832][ T8593] ? mark_lock+0xf0/0x15f0 [ 103.733230][ T8593] ? __lock_acquire+0xbe2/0x52b0 [ 103.738167][ T8593] ? lock_chain_count+0x20/0x20 [ 103.743009][ T8593] ? memset+0x20/0x40 [ 103.746969][ T8593] ? __nla_validate_parse+0xb2/0x1fd0 [ 103.752328][ T8593] ? lock_chain_count+0x20/0x20 [ 103.757153][ T8593] ? __lock_acquire+0xbe2/0x52b0 [ 103.762073][ T8593] ? nla_get_range_signed+0x540/0x540 [ 103.767434][ T8593] ? __lock_acquire+0xbe2/0x52b0 [ 103.772364][ T8593] __rtnl_newlink+0xaca/0x13b0 [ 103.777110][ T8593] ? lock_is_held_type+0xfa/0x130 [ 103.782110][ T8593] ? rtnl_setlink+0x330/0x330 [ 103.786763][ T8593] ? check_preemption_disabled+0x36/0xd0 [ 103.792366][ T8593] ? lock_release+0x424/0x7e0 [ 103.797022][ T8593] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 103.803065][ T8593] ? is_bpf_text_address+0x65/0xe0 [ 103.808150][ T8593] ? kernel_text_address+0xbd/0xf0 [ 103.813233][ T8593] ? __kernel_text_address+0x9/0x30 [ 103.818413][ T8593] ? unwind_get_return_address+0x51/0x90 [ 103.824093][ T8593] ? create_prof_cpu_mask+0x20/0x20 [ 103.829266][ T8593] ? arch_stack_walk+0x93/0xe0 [ 103.834011][ T8593] ? stack_trace_save+0x8c/0xc0 [ 103.838842][ T8593] ? stack_trace_consume_entry+0x160/0x160 [ 103.844651][ T8593] ? fs_reclaim_release+0x9c/0xf0 [ 103.849652][ T8593] ? lock_is_held_type+0xfa/0x130 [ 103.854661][ T8593] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 103.860192][ T8593] ? trace_kmalloc+0x32/0xf0 [ 103.864761][ T8593] ? kmem_cache_alloc_trace+0x20b/0x440 [ 103.870292][ T8593] rtnl_newlink+0x5a/0x90 [ 103.874601][ T8593] rtnetlink_rcv_msg+0x31d/0x8d0 [ 103.879520][ T8593] ? __dev_queue_xmit+0x1531/0x2d80 [ 103.884697][ T8593] ? rtnl_newlink+0x90/0x90 [ 103.889192][ T8593] ? check_preemption_disabled+0x36/0xd0 [ 103.894804][ T8593] ? netdev_core_pick_tx+0x290/0x290 [ 103.900072][ T8593] ? lock_acquire+0x160/0x5d0 [ 103.904734][ T8593] netlink_rcv_skb+0x118/0x370 [ 103.909474][ T8593] ? rtnl_newlink+0x90/0x90 [ 103.913959][ T8593] ? netlink_ack+0x930/0x930 [ 103.918535][ T8593] ? netlink_deliver_tap+0x130/0x9a0 [ 103.923824][ T8593] netlink_unicast+0x42e/0x700 [ 103.928575][ T8593] ? netlink_attachskb+0x750/0x750 [ 103.933658][ T8593] ? __build_skb_around+0x1f3/0x2b0 [ 103.938835][ T8593] netlink_sendmsg+0x704/0xbf0 [ 103.943590][ T8593] ? netlink_unicast+0x700/0x700 [ 103.948505][ T8593] ? netlink_unicast+0x700/0x700 [ 103.953435][ T8593] sock_sendmsg+0xab/0xe0 [ 103.957744][ T8593] ____sys_sendmsg+0x5bf/0x7a0 [ 103.962483][ T8593] ? kernel_sendmsg+0x30/0x30 [ 103.967132][ T8593] ? do_recvmmsg+0x550/0x550 [ 103.971694][ T8593] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 103.977655][ T8593] ___sys_sendmsg+0xd3/0x150 [ 103.982226][ T8593] ? sendmsg_copy_msghdr+0x110/0x110 [ 103.987478][ T8593] ? find_held_lock+0x2d/0x110 [ 103.992228][ T8593] ? check_preemption_disabled+0x36/0xd0 [ 103.997846][ T8593] ? lock_release+0x424/0x7e0 [ 104.002499][ T8593] ? __fget_files+0x17c/0x2e0 [ 104.007153][ T8593] ? lock_downgrade+0x7b0/0x7b0 [ 104.011978][ T8593] ? find_held_lock+0x2d/0x110 [ 104.016727][ T8593] ? check_preemption_disabled+0x36/0xd0 [ 104.022329][ T8593] ? lock_is_held_type+0xfa/0x130 [ 104.027325][ T8593] ? __fget_files+0x194/0x2e0 [ 104.031982][ T8593] ? __fget_light+0xbe/0x220 [ 104.036555][ T8593] __sys_sendmsg+0xb2/0x140 [ 104.041033][ T8593] ? __sys_sendmsg_sock+0x10/0x10 [ 104.046032][ T8593] ? check_preemption_disabled+0x36/0xd0 [ 104.051639][ T8593] ? syscall_enter_from_user_mode+0x1d/0x60 [ 104.057516][ T8593] ? lockdep_hardirqs_on+0x54/0x100 [ 104.062734][ T8593] do_syscall_64+0x35/0xb0 [ 104.067138][ T8593] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 104.073017][ T8593] RIP: 0033:0x464d29 [ 104.076888][ T8593] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 104.096527][ T8593] RSP: 002b:00007f4c4b0e1188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 104.104959][ T8593] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 104.113021][ T8593] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 104.120969][ T8593] RBP: 00007f4c4b0e11d0 R08: 0000000000000000 R09: 0000000000000000 [ 104.128934][ T8593] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 104.136884][ T8593] R13: 00007fffaafd820f R14: 00007f4c4b0e1300 R15: 0000000000022000 2021/08/21 17:22:34 executed programs: 96 [ 104.569055][ T8594] FAULT_INJECTION: forcing a failure. [ 104.569055][ T8594] name failslab, interval 1, probability 0, space 0, times 0 [ 104.581739][ T8594] CPU: 1 PID: 8594 Comm: syz-executor.3 Not tainted 5.14.0-rc6-syzkaller #0 [ 104.590397][ T8594] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 104.600433][ T8594] Call Trace: [ 104.603703][ T8594] dump_stack_lvl+0xbd/0xe2 [ 104.608200][ T8594] should_fail.cold+0x5/0xa [ 104.612687][ T8594] ? mark_held_locks+0x9f/0xe0 [ 104.617432][ T8594] should_failslab+0x5/0x10 [ 104.621918][ T8594] kmem_cache_alloc_node_trace+0x66/0x570 [ 104.627634][ T8594] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 104.633166][ T8594] __kmalloc_node_track_caller+0x38/0x60 [ 104.638777][ T8594] __alloc_skb+0x8b/0x280 [ 104.643106][ T8594] __neigh_notify+0x7f/0x110 [ 104.647690][ T8594] neigh_cleanup_and_release+0x5a/0x220 [ 104.653301][ T8594] neigh_flush_dev+0x4a7/0x7e0 [ 104.658046][ T8594] ? lock_release+0x424/0x7e0 [ 104.662715][ T8594] __neigh_ifdown.isra.0+0x44/0x390 [ 104.667905][ T8594] ? __local_bh_enable_ip+0x11f/0x220 [ 104.673266][ T8594] ? rt6_disable_ip+0x491/0x6b0 [ 104.678108][ T8594] neigh_ifdown+0x7/0x10 [ 104.682357][ T8594] rt6_disable_ip+0x56c/0x6b0 [ 104.687030][ T8594] ? rt6_sync_down_dev+0x120/0x120 [ 104.692124][ T8594] ? mark_lock+0xf0/0x15f0 [ 104.696525][ T8594] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 104.701876][ T8594] ? lock_chain_count+0x20/0x20 [ 104.706725][ T8594] ? add_addr+0x2c0/0x2c0 [ 104.711043][ T8594] ? check_preemption_disabled+0x36/0xd0 [ 104.716661][ T8594] ? lock_is_held_type+0xfa/0x130 [ 104.721672][ T8594] addrconf_notify+0x44f/0x1d40 [ 104.726539][ T8594] ? mark_held_locks+0x9f/0xe0 [ 104.731309][ T8594] ? check_preemption_disabled+0x36/0xd0 [ 104.736920][ T8594] ? tls_device_sk_destruct+0x610/0x610 [ 104.742452][ T8594] ? clusterip_netdev_event+0x34e/0x550 [ 104.747985][ T8594] ? inet6_ifinfo_notify+0x100/0x100 [ 104.753263][ T8594] ? __local_bh_enable_ip+0x11f/0x220 [ 104.758610][ T8594] ? clusterip_netdev_event+0x34e/0x550 [ 104.764143][ T8594] notifier_call_chain+0x94/0x170 [ 104.769161][ T8594] dev_close_many+0x28c/0x560 [ 104.773826][ T8594] ? __lock_acquire+0xbe2/0x52b0 [ 104.778754][ T8594] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 104.784813][ T8594] __dev_change_net_namespace+0xb88/0x1120 [ 104.790630][ T8594] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 104.796267][ T8594] ? check_preemption_disabled+0x36/0xd0 [ 104.801884][ T8594] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 104.807078][ T8594] ? security_capable+0x4c/0x90 [ 104.811913][ T8594] ? ns_capable+0x4c/0xc0 [ 104.816232][ T8594] do_setlink+0x1d3/0x2cb0 [ 104.820638][ T8594] ? rtnetlink_put_metrics+0x480/0x480 [ 104.826092][ T8594] ? mark_lock+0xf0/0x15f0 [ 104.830495][ T8594] ? lock_chain_count+0x20/0x20 [ 104.835332][ T8594] ? find_held_lock+0x2d/0x110 [ 104.840081][ T8594] ? lock_chain_count+0x20/0x20 [ 104.844927][ T8594] ? lock_is_held_type+0xd9/0x130 [ 104.849944][ T8594] ? memset+0x20/0x40 [ 104.853922][ T8594] ? __nla_validate_parse+0xb2/0x1fd0 [ 104.859354][ T8594] ? nla_get_range_signed+0x540/0x540 [ 104.864717][ T8594] ? __lock_acquire+0xbe2/0x52b0 [ 104.869660][ T8594] __rtnl_newlink+0xaca/0x13b0 [ 104.874419][ T8594] ? lock_is_held_type+0xfa/0x130 [ 104.879424][ T8594] ? rtnl_setlink+0x330/0x330 [ 104.884087][ T8594] ? check_preemption_disabled+0x36/0xd0 [ 104.889722][ T8594] ? lock_release+0x424/0x7e0 [ 104.894395][ T8594] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 104.900461][ T8594] ? is_bpf_text_address+0x65/0xe0 [ 104.905566][ T8594] ? kernel_text_address+0xbd/0xf0 [ 104.910667][ T8594] ? __kernel_text_address+0x9/0x30 [ 104.915847][ T8594] ? unwind_get_return_address+0x51/0x90 [ 104.921460][ T8594] ? create_prof_cpu_mask+0x20/0x20 [ 104.926653][ T8594] ? arch_stack_walk+0x93/0xe0 [ 104.931496][ T8594] ? stack_trace_save+0x8c/0xc0 [ 104.936412][ T8594] ? stack_trace_consume_entry+0x160/0x160 [ 104.942259][ T8594] ? fs_reclaim_release+0x9c/0xf0 [ 104.947274][ T8594] ? lock_is_held_type+0xfa/0x130 [ 104.952274][ T8594] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 104.957794][ T8594] ? trace_kmalloc+0x32/0xf0 [ 104.962365][ T8594] ? kmem_cache_alloc_trace+0x20b/0x440 [ 104.967898][ T8594] rtnl_newlink+0x5a/0x90 [ 104.972208][ T8594] rtnetlink_rcv_msg+0x31d/0x8d0 [ 104.977130][ T8594] ? rtnl_newlink+0x90/0x90 [ 104.981614][ T8594] ? check_preemption_disabled+0x36/0xd0 [ 104.987230][ T8594] ? lock_acquire+0x222/0x5d0 [ 104.991893][ T8594] netlink_rcv_skb+0x118/0x370 [ 104.996647][ T8594] ? rtnl_newlink+0x90/0x90 [ 105.001146][ T8594] ? netlink_ack+0x930/0x930 [ 105.005725][ T8594] ? netlink_deliver_tap+0x130/0x9a0 [ 105.011009][ T8594] netlink_unicast+0x42e/0x700 [ 105.015759][ T8594] ? netlink_attachskb+0x750/0x750 [ 105.020851][ T8594] ? __build_skb_around+0x1f3/0x2b0 [ 105.026048][ T8594] netlink_sendmsg+0x704/0xbf0 [ 105.030807][ T8594] ? netlink_unicast+0x700/0x700 [ 105.035733][ T8594] ? netlink_unicast+0x700/0x700 [ 105.040649][ T8594] sock_sendmsg+0xab/0xe0 [ 105.044966][ T8594] ____sys_sendmsg+0x5bf/0x7a0 [ 105.049718][ T8594] ? kernel_sendmsg+0x30/0x30 [ 105.054378][ T8594] ? do_recvmmsg+0x550/0x550 [ 105.058993][ T8594] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 105.064975][ T8594] ___sys_sendmsg+0xd3/0x150 [ 105.069560][ T8594] ? sendmsg_copy_msghdr+0x110/0x110 [ 105.075165][ T8594] ? find_held_lock+0x2d/0x110 [ 105.079912][ T8594] ? check_preemption_disabled+0x36/0xd0 [ 105.085538][ T8594] ? lock_release+0x424/0x7e0 [ 105.090208][ T8594] ? __fget_files+0x17c/0x2e0 [ 105.094878][ T8594] ? lock_downgrade+0x7b0/0x7b0 [ 105.099720][ T8594] ? find_held_lock+0x2d/0x110 [ 105.104474][ T8594] ? check_preemption_disabled+0x36/0xd0 [ 105.110098][ T8594] ? lock_is_held_type+0xfa/0x130 [ 105.115109][ T8594] ? __fget_files+0x194/0x2e0 [ 105.119770][ T8594] ? __fget_light+0xbe/0x220 [ 105.124351][ T8594] __sys_sendmsg+0xb2/0x140 [ 105.128833][ T8594] ? __sys_sendmsg_sock+0x10/0x10 [ 105.133850][ T8594] ? check_preemption_disabled+0x36/0xd0 [ 105.139469][ T8594] ? syscall_enter_from_user_mode+0x1d/0x60 [ 105.145337][ T8594] ? lockdep_hardirqs_on+0x54/0x100 [ 105.150526][ T8594] do_syscall_64+0x35/0xb0 [ 105.154937][ T8594] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 105.160819][ T8594] RIP: 0033:0x464d29 [ 105.164698][ T8594] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 105.184565][ T8594] RSP: 002b:00007fc21f376188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 105.192968][ T8594] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 105.200924][ T8594] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 105.208880][ T8594] RBP: 00007fc21f3761d0 R08: 0000000000000000 R09: 0000000000000000 [ 105.216831][ T8594] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 105.224795][ T8594] R13: 00007ffd90ed09ef R14: 00007fc21f376300 R15: 0000000000022000 [ 105.520266][ T8617] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 105.545295][ T8620] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 105.574198][ T8624] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 105.605293][ T8626] FAULT_INJECTION: forcing a failure. [ 105.605293][ T8626] name failslab, interval 1, probability 0, space 0, times 0 [ 105.685460][ T8626] CPU: 1 PID: 8626 Comm: syz-executor.2 Not tainted 5.14.0-rc6-syzkaller #0 [ 105.694163][ T8626] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 105.704213][ T8626] Call Trace: [ 105.707491][ T8626] dump_stack_lvl+0xbd/0xe2 [ 105.712003][ T8626] should_fail.cold+0x5/0xa [ 105.716509][ T8626] should_failslab+0x5/0x10 [ 105.721014][ T8626] kmem_cache_alloc_trace+0x57/0x440 [ 105.726297][ T8626] masq_inet6_event+0x231/0x540 [ 105.731146][ T8626] ? inet6_cmp+0x220/0x220 [ 105.735574][ T8626] ? lockdep_hardirqs_on+0x54/0x100 [ 105.740769][ T8626] ? _raw_spin_unlock_irqrestore+0x2d/0x90 [ 105.746574][ T8626] notifier_call_chain+0x94/0x170 [ 105.751600][ T8626] atomic_notifier_call_chain+0x54/0xf0 [ 105.757142][ T8626] addrconf_ifdown.isra.0+0x7b2/0x10e0 [ 105.762698][ T8626] ? add_addr+0x2c0/0x2c0 [ 105.767018][ T8626] ? check_preemption_disabled+0x36/0xd0 [ 105.772641][ T8626] ? lock_is_held_type+0xfa/0x130 [ 105.777661][ T8626] addrconf_notify+0x44f/0x1d40 [ 105.782506][ T8626] ? mark_held_locks+0x9f/0xe0 [ 105.787305][ T8626] ? check_preemption_disabled+0x36/0xd0 [ 105.792939][ T8626] ? tls_device_sk_destruct+0x610/0x610 [ 105.798480][ T8626] ? clusterip_netdev_event+0x34e/0x550 [ 105.804017][ T8626] ? inet6_ifinfo_notify+0x100/0x100 [ 105.809292][ T8626] ? __local_bh_enable_ip+0x11f/0x220 [ 105.814658][ T8626] ? clusterip_netdev_event+0x34e/0x550 [ 105.820198][ T8626] notifier_call_chain+0x94/0x170 [ 105.825221][ T8626] __dev_change_net_namespace+0x373/0x1120 [ 105.831109][ T8626] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 105.836743][ T8626] ? check_preemption_disabled+0x36/0xd0 [ 105.842394][ T8626] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 105.847590][ T8626] ? security_capable+0x4c/0x90 [ 105.852434][ T8626] ? ns_capable+0x4c/0xc0 [ 105.856755][ T8626] do_setlink+0x1d3/0x2cb0 [ 105.861161][ T8626] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 105.867128][ T8626] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 105.873099][ T8626] ? orc_sort_cmp+0xd0/0x140 [ 105.877677][ T8626] ? rtnetlink_put_metrics+0x480/0x480 [ 105.883131][ T8626] ? mark_lock+0xf0/0x15f0 [ 105.887542][ T8626] ? mark_lock+0xf0/0x15f0 [ 105.891949][ T8626] ? __lock_acquire+0xbe2/0x52b0 [ 105.896879][ T8626] ? lock_chain_count+0x20/0x20 [ 105.901724][ T8626] ? memset+0x20/0x40 [ 105.905695][ T8626] ? __nla_validate_parse+0xb2/0x1fd0 [ 105.911065][ T8626] ? lock_chain_count+0x20/0x20 [ 105.916161][ T8626] ? __lock_acquire+0xbe2/0x52b0 [ 105.921093][ T8626] ? nla_get_range_signed+0x540/0x540 [ 105.926540][ T8626] ? __lock_acquire+0xbe2/0x52b0 [ 105.931466][ T8626] __rtnl_newlink+0xaca/0x13b0 [ 105.936223][ T8626] ? lock_is_held_type+0xfa/0x130 [ 105.941243][ T8626] ? rtnl_setlink+0x330/0x330 [ 105.945892][ T8626] ? check_preemption_disabled+0x36/0xd0 [ 105.951499][ T8626] ? lock_release+0x424/0x7e0 [ 105.956185][ T8626] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 105.962243][ T8626] ? is_bpf_text_address+0x65/0xe0 [ 105.967672][ T8626] ? kernel_text_address+0xbd/0xf0 [ 105.972754][ T8626] ? __kernel_text_address+0x9/0x30 [ 105.977923][ T8626] ? unwind_get_return_address+0x51/0x90 [ 105.983729][ T8626] ? create_prof_cpu_mask+0x20/0x20 [ 105.988899][ T8626] ? arch_stack_walk+0x93/0xe0 [ 105.993641][ T8626] ? stack_trace_save+0x8c/0xc0 [ 105.998638][ T8626] ? stack_trace_consume_entry+0x160/0x160 [ 106.004450][ T8626] ? fs_reclaim_release+0x9c/0xf0 [ 106.009453][ T8626] ? lock_is_held_type+0xfa/0x130 [ 106.014637][ T8626] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 106.020154][ T8626] ? trace_kmalloc+0x32/0xf0 [ 106.024713][ T8626] ? kmem_cache_alloc_trace+0x20b/0x440 [ 106.030234][ T8626] rtnl_newlink+0x5a/0x90 [ 106.034540][ T8626] rtnetlink_rcv_msg+0x31d/0x8d0 [ 106.039449][ T8626] ? rtnl_newlink+0x90/0x90 [ 106.043927][ T8626] ? lockdep_hardirqs_on_prepare+0x17b/0x450 [ 106.049877][ T8626] ? _raw_spin_unlock_irqrestore+0x40/0x90 [ 106.055741][ T8626] ? lockdep_hardirqs_on+0x54/0x100 [ 106.060912][ T8626] netlink_rcv_skb+0x118/0x370 [ 106.065650][ T8626] ? rtnl_newlink+0x90/0x90 [ 106.070127][ T8626] ? netlink_ack+0x930/0x930 [ 106.074686][ T8626] ? netlink_deliver_tap+0x130/0x9a0 [ 106.079951][ T8626] netlink_unicast+0x42e/0x700 [ 106.084703][ T8626] ? netlink_attachskb+0x750/0x750 [ 106.089789][ T8626] ? __build_skb_around+0x1f3/0x2b0 [ 106.095053][ T8626] netlink_sendmsg+0x704/0xbf0 [ 106.099794][ T8626] ? netlink_unicast+0x700/0x700 [ 106.104710][ T8626] ? netlink_unicast+0x700/0x700 [ 106.109620][ T8626] sock_sendmsg+0xab/0xe0 [ 106.113926][ T8626] ____sys_sendmsg+0x5bf/0x7a0 [ 106.118667][ T8626] ? kernel_sendmsg+0x30/0x30 [ 106.123340][ T8626] ? do_recvmmsg+0x550/0x550 [ 106.127903][ T8626] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 106.133859][ T8626] ___sys_sendmsg+0xd3/0x150 [ 106.138424][ T8626] ? sendmsg_copy_msghdr+0x110/0x110 [ 106.143676][ T8626] ? find_held_lock+0x2d/0x110 [ 106.148415][ T8626] ? check_preemption_disabled+0x36/0xd0 [ 106.154021][ T8626] ? lock_release+0x424/0x7e0 [ 106.158683][ T8626] ? __fget_files+0x17c/0x2e0 [ 106.163343][ T8626] ? lock_downgrade+0x7b0/0x7b0 [ 106.168165][ T8626] ? find_held_lock+0x2d/0x110 [ 106.172902][ T8626] ? check_preemption_disabled+0x36/0xd0 [ 106.178514][ T8626] ? lock_is_held_type+0xfa/0x130 [ 106.183516][ T8626] ? __fget_files+0x194/0x2e0 [ 106.188169][ T8626] ? __fget_light+0xbe/0x220 [ 106.192735][ T8626] __sys_sendmsg+0xb2/0x140 [ 106.197220][ T8626] ? __sys_sendmsg_sock+0x10/0x10 [ 106.202227][ T8626] ? check_preemption_disabled+0x36/0xd0 [ 106.207833][ T8626] ? syscall_enter_from_user_mode+0x1d/0x60 [ 106.213713][ T8626] ? lockdep_hardirqs_on+0x54/0x100 [ 106.218888][ T8626] do_syscall_64+0x35/0xb0 [ 106.223285][ T8626] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 106.229172][ T8626] RIP: 0033:0x464d29 [ 106.233059][ T8626] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 106.252726][ T8626] RSP: 002b:00007f06d0fce188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 106.261109][ T8626] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 106.269070][ T8626] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 106.277016][ T8626] RBP: 00007f06d0fce1d0 R08: 0000000000000000 R09: 0000000000000000 [ 106.284960][ T8626] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 106.292907][ T8626] R13: 00007ffd7b5e102f R14: 00007f06d0fce300 R15: 0000000000022000 [ 106.643311][ T8628] FAULT_INJECTION: forcing a failure. [ 106.643311][ T8628] name failslab, interval 1, probability 0, space 0, times 0 [ 106.655948][ T8628] CPU: 1 PID: 8628 Comm: syz-executor.0 Not tainted 5.14.0-rc6-syzkaller #0 [ 106.664602][ T8628] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 106.674992][ T8628] Call Trace: [ 106.678291][ T8628] dump_stack_lvl+0xbd/0xe2 [ 106.682779][ T8628] should_fail.cold+0x5/0xa [ 106.687277][ T8628] should_failslab+0x5/0x10 [ 106.691765][ T8628] kmem_cache_alloc_node+0x60/0x540 [ 106.697125][ T8628] __alloc_skb+0x153/0x280 [ 106.701531][ T8628] __neigh_notify+0x7f/0x110 [ 106.706112][ T8628] neigh_cleanup_and_release+0x5a/0x220 [ 106.711643][ T8628] neigh_flush_dev+0x4a7/0x7e0 [ 106.716385][ T8628] ? lock_release+0x424/0x7e0 [ 106.721053][ T8628] __neigh_ifdown.isra.0+0x44/0x390 [ 106.726240][ T8628] ? __local_bh_enable_ip+0x11f/0x220 [ 106.731591][ T8628] ? rt6_disable_ip+0x491/0x6b0 [ 106.736421][ T8628] neigh_ifdown+0x7/0x10 [ 106.740640][ T8628] rt6_disable_ip+0x56c/0x6b0 [ 106.745312][ T8628] ? rt6_sync_down_dev+0x120/0x120 [ 106.750432][ T8628] ? mark_lock+0xf0/0x15f0 [ 106.754828][ T8628] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 106.760176][ T8628] ? lock_chain_count+0x20/0x20 [ 106.765021][ T8628] ? add_addr+0x2c0/0x2c0 [ 106.769331][ T8628] ? check_preemption_disabled+0x36/0xd0 [ 106.774936][ T8628] ? lock_is_held_type+0xfa/0x130 [ 106.779951][ T8628] addrconf_notify+0x44f/0x1d40 [ 106.784788][ T8628] ? mark_held_locks+0x9f/0xe0 [ 106.789542][ T8628] ? check_preemption_disabled+0x36/0xd0 [ 106.795158][ T8628] ? tls_device_sk_destruct+0x610/0x610 [ 106.800682][ T8628] ? clusterip_netdev_event+0x34e/0x550 [ 106.806237][ T8628] ? inet6_ifinfo_notify+0x100/0x100 [ 106.811500][ T8628] ? __local_bh_enable_ip+0x11f/0x220 [ 106.816850][ T8628] ? clusterip_netdev_event+0x34e/0x550 [ 106.822387][ T8628] notifier_call_chain+0x94/0x170 [ 106.827412][ T8628] dev_close_many+0x28c/0x560 [ 106.832080][ T8628] ? __lock_acquire+0xbe2/0x52b0 [ 106.837005][ T8628] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 106.843064][ T8628] __dev_change_net_namespace+0xb88/0x1120 [ 106.848951][ T8628] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 106.854687][ T8628] ? check_preemption_disabled+0x36/0xd0 [ 106.860303][ T8628] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 106.865501][ T8628] ? security_capable+0x4c/0x90 [ 106.870339][ T8628] ? ns_capable+0x4c/0xc0 [ 106.874954][ T8628] do_setlink+0x1d3/0x2cb0 [ 106.879349][ T8628] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 106.885312][ T8628] ? __kernel_text_address+0x9/0x30 [ 106.890596][ T8628] ? unwind_get_return_address+0x51/0x90 [ 106.896214][ T8628] ? rtnetlink_put_metrics+0x480/0x480 [ 106.901660][ T8628] ? mark_lock+0xf0/0x15f0 [ 106.906072][ T8628] ? mark_lock+0xf0/0x15f0 [ 106.910474][ T8628] ? __lock_acquire+0xbe2/0x52b0 [ 106.915393][ T8628] ? lock_chain_count+0x20/0x20 [ 106.920239][ T8628] ? memset+0x20/0x40 [ 106.924211][ T8628] ? __nla_validate_parse+0xb2/0x1fd0 [ 106.929575][ T8628] ? lock_chain_count+0x20/0x20 [ 106.934413][ T8628] ? __lock_acquire+0xbe2/0x52b0 [ 106.939325][ T8628] ? nla_get_range_signed+0x540/0x540 [ 106.944673][ T8628] ? __lock_acquire+0xbe2/0x52b0 [ 106.949626][ T8628] __rtnl_newlink+0xaca/0x13b0 [ 106.954380][ T8628] ? lock_is_held_type+0xfa/0x130 [ 106.959391][ T8628] ? rtnl_setlink+0x330/0x330 [ 106.964042][ T8628] ? check_preemption_disabled+0x36/0xd0 [ 106.969655][ T8628] ? lock_release+0x424/0x7e0 [ 106.974318][ T8628] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 106.980370][ T8628] ? is_bpf_text_address+0x65/0xe0 [ 106.985463][ T8628] ? kernel_text_address+0xbd/0xf0 [ 106.990570][ T8628] ? __kernel_text_address+0x9/0x30 [ 106.995737][ T8628] ? unwind_get_return_address+0x51/0x90 [ 107.001343][ T8628] ? create_prof_cpu_mask+0x20/0x20 [ 107.006525][ T8628] ? arch_stack_walk+0x93/0xe0 [ 107.011288][ T8628] ? stack_trace_save+0x8c/0xc0 [ 107.016127][ T8628] ? stack_trace_consume_entry+0x160/0x160 [ 107.021957][ T8628] ? fs_reclaim_release+0x9c/0xf0 [ 107.026967][ T8628] ? lock_is_held_type+0xfa/0x130 [ 107.031967][ T8628] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 107.037486][ T8628] ? trace_kmalloc+0x32/0xf0 [ 107.042050][ T8628] ? kmem_cache_alloc_trace+0x20b/0x440 [ 107.047591][ T8628] rtnl_newlink+0x5a/0x90 [ 107.051908][ T8628] rtnetlink_rcv_msg+0x31d/0x8d0 [ 107.056839][ T8628] ? __dev_queue_xmit+0x1531/0x2d80 [ 107.062013][ T8628] ? rtnl_newlink+0x90/0x90 [ 107.066504][ T8628] ? check_preemption_disabled+0x36/0xd0 [ 107.072121][ T8628] ? netdev_core_pick_tx+0x290/0x290 [ 107.077392][ T8628] ? lock_acquire+0x160/0x5d0 [ 107.082054][ T8628] netlink_rcv_skb+0x118/0x370 [ 107.086806][ T8628] ? rtnl_newlink+0x90/0x90 [ 107.091294][ T8628] ? netlink_ack+0x930/0x930 [ 107.095856][ T8628] ? netlink_deliver_tap+0x130/0x9a0 [ 107.101137][ T8628] netlink_unicast+0x42e/0x700 [ 107.105894][ T8628] ? netlink_attachskb+0x750/0x750 [ 107.110990][ T8628] ? __build_skb_around+0x1f3/0x2b0 [ 107.116174][ T8628] netlink_sendmsg+0x704/0xbf0 [ 107.120930][ T8628] ? netlink_unicast+0x700/0x700 [ 107.125862][ T8628] ? netlink_unicast+0x700/0x700 [ 107.130781][ T8628] sock_sendmsg+0xab/0xe0 [ 107.135100][ T8628] ____sys_sendmsg+0x5bf/0x7a0 [ 107.139844][ T8628] ? kernel_sendmsg+0x30/0x30 [ 107.144508][ T8628] ? do_recvmmsg+0x550/0x550 [ 107.149077][ T8628] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 107.155032][ T8628] ___sys_sendmsg+0xd3/0x150 [ 107.159598][ T8628] ? sendmsg_copy_msghdr+0x110/0x110 [ 107.164860][ T8628] ? find_held_lock+0x2d/0x110 [ 107.169607][ T8628] ? check_preemption_disabled+0x36/0xd0 [ 107.175214][ T8628] ? lock_release+0x424/0x7e0 [ 107.179881][ T8628] ? __fget_files+0x17c/0x2e0 [ 107.184543][ T8628] ? lock_downgrade+0x7b0/0x7b0 [ 107.189370][ T8628] ? find_held_lock+0x2d/0x110 [ 107.194109][ T8628] ? check_preemption_disabled+0x36/0xd0 [ 107.199718][ T8628] ? lock_is_held_type+0xfa/0x130 [ 107.204734][ T8628] ? __fget_files+0x194/0x2e0 [ 107.209396][ T8628] ? __fget_light+0xbe/0x220 [ 107.213971][ T8628] __sys_sendmsg+0xb2/0x140 [ 107.218458][ T8628] ? __sys_sendmsg_sock+0x10/0x10 [ 107.223468][ T8628] ? check_preemption_disabled+0x36/0xd0 [ 107.229078][ T8628] ? syscall_enter_from_user_mode+0x1d/0x60 [ 107.234942][ T8628] ? lockdep_hardirqs_on+0x54/0x100 [ 107.240122][ T8628] do_syscall_64+0x35/0xb0 [ 107.244524][ T8628] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 107.250395][ T8628] RIP: 0033:0x464d29 [ 107.254264][ T8628] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 107.273849][ T8628] RSP: 002b:00007feff773d188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 107.282247][ T8628] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 107.290197][ T8628] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 107.298136][ T8628] RBP: 00007feff773d1d0 R08: 0000000000000000 R09: 0000000000000000 [ 107.306081][ T8628] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 107.314093][ T8628] R13: 00007ffc9f3c6c4f R14: 00007feff773d300 R15: 0000000000022000 [ 107.606937][ T8652] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 107.633875][ T8653] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 107.978051][ T8655] FAULT_INJECTION: forcing a failure. [ 107.978051][ T8655] name failslab, interval 1, probability 0, space 0, times 0 [ 107.991381][ T8655] CPU: 1 PID: 8655 Comm: syz-executor.5 Not tainted 5.14.0-rc6-syzkaller #0 [ 108.000059][ T8655] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 108.010105][ T8655] Call Trace: [ 108.013381][ T8655] dump_stack_lvl+0xbd/0xe2 [ 108.017879][ T8655] should_fail.cold+0x5/0xa [ 108.022379][ T8655] should_failslab+0x5/0x10 [ 108.026877][ T8655] kmem_cache_alloc_node+0x60/0x540 [ 108.032077][ T8655] __alloc_skb+0x153/0x280 [ 108.036474][ T8655] mpls_netconf_notify_devconf+0x35/0xc0 [ 108.042089][ T8655] mpls_dev_notify+0x344/0x6d0 [ 108.046836][ T8655] notifier_call_chain+0x94/0x170 [ 108.051841][ T8655] __dev_change_net_namespace+0x373/0x1120 [ 108.057620][ T8655] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 108.063226][ T8655] ? check_preemption_disabled+0x36/0xd0 [ 108.068848][ T8655] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 108.074058][ T8655] ? security_capable+0x4c/0x90 [ 108.078909][ T8655] ? ns_capable+0x4c/0xc0 [ 108.083220][ T8655] do_setlink+0x1d3/0x2cb0 [ 108.087614][ T8655] ? update_group_capacity+0x960/0x960 [ 108.093043][ T8655] ? __kernel_text_address+0x9/0x30 [ 108.098213][ T8655] ? unwind_get_return_address+0x51/0x90 [ 108.103816][ T8655] ? rtnetlink_put_metrics+0x480/0x480 [ 108.109255][ T8655] ? mark_lock+0xf0/0x15f0 [ 108.113645][ T8655] ? __lock_acquire+0xbe2/0x52b0 [ 108.118559][ T8655] ? lock_chain_count+0x20/0x20 [ 108.123383][ T8655] ? mark_lock+0xf0/0x15f0 [ 108.127770][ T8655] ? memset+0x20/0x40 [ 108.131724][ T8655] ? __nla_validate_parse+0xb2/0x1fd0 [ 108.137069][ T8655] ? nla_get_range_signed+0x540/0x540 [ 108.142423][ T8655] ? __lock_acquire+0xbe2/0x52b0 [ 108.147352][ T8655] __rtnl_newlink+0xaca/0x13b0 [ 108.152102][ T8655] ? lock_is_held_type+0xfa/0x130 [ 108.157099][ T8655] ? rtnl_setlink+0x330/0x330 [ 108.161746][ T8655] ? check_preemption_disabled+0x36/0xd0 [ 108.167352][ T8655] ? lock_release+0x424/0x7e0 [ 108.172016][ T8655] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 108.178316][ T8655] ? is_bpf_text_address+0x65/0xe0 [ 108.183397][ T8655] ? kernel_text_address+0xbd/0xf0 [ 108.188485][ T8655] ? __kernel_text_address+0x9/0x30 [ 108.193838][ T8655] ? unwind_get_return_address+0x51/0x90 [ 108.199443][ T8655] ? create_prof_cpu_mask+0x20/0x20 [ 108.204616][ T8655] ? arch_stack_walk+0x93/0xe0 [ 108.209364][ T8655] ? stack_trace_save+0x8c/0xc0 [ 108.214197][ T8655] ? stack_trace_consume_entry+0x160/0x160 [ 108.220025][ T8655] ? fs_reclaim_release+0x9c/0xf0 [ 108.225039][ T8655] ? lock_is_held_type+0xfa/0x130 [ 108.230039][ T8655] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 108.235559][ T8655] ? trace_kmalloc+0x32/0xf0 [ 108.240120][ T8655] ? kmem_cache_alloc_trace+0x20b/0x440 [ 108.245637][ T8655] rtnl_newlink+0x5a/0x90 [ 108.249941][ T8655] rtnetlink_rcv_msg+0x31d/0x8d0 [ 108.254849][ T8655] ? __dev_queue_xmit+0x1531/0x2d80 [ 108.260108][ T8655] ? rtnl_newlink+0x90/0x90 [ 108.264598][ T8655] ? check_preemption_disabled+0x36/0xd0 [ 108.270199][ T8655] ? netdev_core_pick_tx+0x290/0x290 [ 108.275452][ T8655] ? lock_acquire+0x160/0x5d0 [ 108.280102][ T8655] netlink_rcv_skb+0x118/0x370 [ 108.284855][ T8655] ? rtnl_newlink+0x90/0x90 [ 108.289353][ T8655] ? netlink_ack+0x930/0x930 [ 108.293919][ T8655] ? netlink_deliver_tap+0x130/0x9a0 [ 108.299182][ T8655] netlink_unicast+0x42e/0x700 [ 108.303926][ T8655] ? netlink_attachskb+0x750/0x750 [ 108.309006][ T8655] ? __build_skb_around+0x1f3/0x2b0 [ 108.314189][ T8655] netlink_sendmsg+0x704/0xbf0 [ 108.318938][ T8655] ? netlink_unicast+0x700/0x700 [ 108.323854][ T8655] ? netlink_unicast+0x700/0x700 [ 108.328779][ T8655] sock_sendmsg+0xab/0xe0 [ 108.333095][ T8655] ____sys_sendmsg+0x5bf/0x7a0 [ 108.337849][ T8655] ? kernel_sendmsg+0x30/0x30 [ 108.342513][ T8655] ? do_recvmmsg+0x550/0x550 [ 108.347088][ T8655] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 108.353073][ T8655] ___sys_sendmsg+0xd3/0x150 [ 108.357644][ T8655] ? sendmsg_copy_msghdr+0x110/0x110 [ 108.362910][ T8655] ? find_held_lock+0x2d/0x110 [ 108.367644][ T8655] ? check_preemption_disabled+0x36/0xd0 [ 108.373247][ T8655] ? lock_release+0x424/0x7e0 [ 108.377896][ T8655] ? __fget_files+0x17c/0x2e0 [ 108.382546][ T8655] ? lock_downgrade+0x7b0/0x7b0 [ 108.387369][ T8655] ? find_held_lock+0x2d/0x110 [ 108.392109][ T8655] ? check_preemption_disabled+0x36/0xd0 [ 108.397711][ T8655] ? lock_is_held_type+0xfa/0x130 [ 108.402710][ T8655] ? __fget_files+0x194/0x2e0 [ 108.407372][ T8655] ? __fget_light+0xbe/0x220 [ 108.411940][ T8655] __sys_sendmsg+0xb2/0x140 [ 108.416427][ T8655] ? __sys_sendmsg_sock+0x10/0x10 [ 108.421436][ T8655] ? check_preemption_disabled+0x36/0xd0 [ 108.427054][ T8655] ? syscall_enter_from_user_mode+0x1d/0x60 [ 108.432920][ T8655] ? lockdep_hardirqs_on+0x54/0x100 [ 108.438096][ T8655] do_syscall_64+0x35/0xb0 [ 108.442485][ T8655] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 108.448347][ T8655] RIP: 0033:0x464d29 [ 108.452219][ T8655] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 108.471895][ T8655] RSP: 002b:00007f4c4b0e1188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 108.480546][ T8655] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 108.488502][ T8655] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 108.496452][ T8655] RBP: 00007f4c4b0e11d0 R08: 0000000000000000 R09: 0000000000000000 [ 108.504395][ T8655] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 108.512363][ T8655] R13: 00007fffaafd820f R14: 00007f4c4b0e1300 R15: 0000000000022000 [ 108.603317][ T8681] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 108.842011][ T8686] FAULT_INJECTION: forcing a failure. [ 108.842011][ T8686] name failslab, interval 1, probability 0, space 0, times 0 [ 108.854675][ T8686] CPU: 0 PID: 8686 Comm: syz-executor.3 Not tainted 5.14.0-rc6-syzkaller #0 [ 108.863343][ T8686] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 108.873397][ T8686] Call Trace: [ 108.876673][ T8686] dump_stack_lvl+0xbd/0xe2 [ 108.881181][ T8686] should_fail.cold+0x5/0xa [ 108.885684][ T8686] should_failslab+0x5/0x10 [ 108.890184][ T8686] kmem_cache_alloc_node+0x60/0x540 [ 108.895376][ T8686] __alloc_skb+0x153/0x280 [ 108.899795][ T8686] __neigh_notify+0x7f/0x110 [ 108.904379][ T8686] neigh_cleanup_and_release+0x5a/0x220 [ 108.909947][ T8686] neigh_flush_dev+0x4a7/0x7e0 [ 108.914705][ T8686] ? lock_release+0x424/0x7e0 [ 108.919374][ T8686] __neigh_ifdown.isra.0+0x44/0x390 [ 108.924663][ T8686] ? __local_bh_enable_ip+0x11f/0x220 [ 108.930012][ T8686] ? rt6_disable_ip+0x491/0x6b0 [ 108.934841][ T8686] neigh_ifdown+0x7/0x10 [ 108.939057][ T8686] rt6_disable_ip+0x56c/0x6b0 [ 108.943739][ T8686] ? rt6_sync_down_dev+0x120/0x120 [ 108.948830][ T8686] ? mark_lock+0xf0/0x15f0 [ 108.953227][ T8686] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 108.958592][ T8686] ? lock_chain_count+0x20/0x20 [ 108.963434][ T8686] ? add_addr+0x2c0/0x2c0 [ 108.967737][ T8686] ? check_preemption_disabled+0x36/0xd0 [ 108.973354][ T8686] ? lock_is_held_type+0xfa/0x130 [ 108.978358][ T8686] addrconf_notify+0x44f/0x1d40 [ 108.983184][ T8686] ? mark_held_locks+0x9f/0xe0 [ 108.987932][ T8686] ? check_preemption_disabled+0x36/0xd0 [ 108.993536][ T8686] ? tls_device_sk_destruct+0x610/0x610 [ 108.999151][ T8686] ? clusterip_netdev_event+0x34e/0x550 [ 109.004678][ T8686] ? inet6_ifinfo_notify+0x100/0x100 [ 109.009989][ T8686] ? __local_bh_enable_ip+0x11f/0x220 [ 109.015372][ T8686] ? clusterip_netdev_event+0x34e/0x550 [ 109.020893][ T8686] notifier_call_chain+0x94/0x170 [ 109.025935][ T8686] dev_close_many+0x28c/0x560 [ 109.030598][ T8686] ? __lock_acquire+0xbe2/0x52b0 [ 109.035523][ T8686] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 109.041577][ T8686] __dev_change_net_namespace+0xb88/0x1120 [ 109.047371][ T8686] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 109.052980][ T8686] ? check_preemption_disabled+0x36/0xd0 [ 109.058589][ T8686] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 109.063763][ T8686] ? security_capable+0x4c/0x90 [ 109.068591][ T8686] ? ns_capable+0x4c/0xc0 [ 109.072911][ T8686] do_setlink+0x1d3/0x2cb0 [ 109.077325][ T8686] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 109.083283][ T8686] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 109.089249][ T8686] ? orc_sort_cmp+0xd0/0x140 [ 109.093843][ T8686] ? rtnetlink_put_metrics+0x480/0x480 [ 109.099291][ T8686] ? mark_lock+0xf0/0x15f0 [ 109.103679][ T8686] ? __lock_acquire+0xbe2/0x52b0 [ 109.108594][ T8686] ? lock_chain_count+0x20/0x20 [ 109.113424][ T8686] ? memset+0x20/0x40 [ 109.117383][ T8686] ? __nla_validate_parse+0xb2/0x1fd0 [ 109.122736][ T8686] ? lock_chain_count+0x20/0x20 [ 109.127574][ T8686] ? nla_get_range_signed+0x540/0x540 [ 109.132920][ T8686] ? __lock_acquire+0xbe2/0x52b0 [ 109.137836][ T8686] __rtnl_newlink+0xaca/0x13b0 [ 109.142577][ T8686] ? lock_is_held_type+0xfa/0x130 [ 109.147575][ T8686] ? rtnl_setlink+0x330/0x330 [ 109.152224][ T8686] ? check_preemption_disabled+0x36/0xd0 [ 109.157832][ T8686] ? lock_release+0x424/0x7e0 [ 109.162496][ T8686] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 109.168537][ T8686] ? is_bpf_text_address+0x65/0xe0 [ 109.173641][ T8686] ? kernel_text_address+0xbd/0xf0 [ 109.178733][ T8686] ? __kernel_text_address+0x9/0x30 [ 109.183898][ T8686] ? unwind_get_return_address+0x51/0x90 [ 109.189513][ T8686] ? create_prof_cpu_mask+0x20/0x20 [ 109.194701][ T8686] ? arch_stack_walk+0x93/0xe0 [ 109.199453][ T8686] ? stack_trace_save+0x8c/0xc0 [ 109.204276][ T8686] ? stack_trace_consume_entry+0x160/0x160 [ 109.210088][ T8686] ? fs_reclaim_release+0x9c/0xf0 [ 109.215104][ T8686] ? lock_is_held_type+0xfa/0x130 [ 109.220102][ T8686] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 109.225618][ T8686] ? trace_kmalloc+0x32/0xf0 [ 109.230182][ T8686] ? kmem_cache_alloc_trace+0x20b/0x440 [ 109.235742][ T8686] rtnl_newlink+0x5a/0x90 [ 109.240062][ T8686] rtnetlink_rcv_msg+0x31d/0x8d0 [ 109.244976][ T8686] ? rtnl_newlink+0x90/0x90 [ 109.249456][ T8686] ? check_preemption_disabled+0x36/0xd0 [ 109.255064][ T8686] ? lock_acquire+0x222/0x5d0 [ 109.259725][ T8686] netlink_rcv_skb+0x118/0x370 [ 109.264464][ T8686] ? rtnl_newlink+0x90/0x90 [ 109.268942][ T8686] ? netlink_ack+0x930/0x930 [ 109.273503][ T8686] ? netlink_deliver_tap+0x130/0x9a0 [ 109.278783][ T8686] netlink_unicast+0x42e/0x700 [ 109.283531][ T8686] ? netlink_attachskb+0x750/0x750 [ 109.288637][ T8686] ? __build_skb_around+0x1f3/0x2b0 [ 109.293826][ T8686] netlink_sendmsg+0x704/0xbf0 [ 109.298566][ T8686] ? netlink_unicast+0x700/0x700 [ 109.303483][ T8686] ? netlink_unicast+0x700/0x700 [ 109.308389][ T8686] sock_sendmsg+0xab/0xe0 [ 109.312693][ T8686] ____sys_sendmsg+0x5bf/0x7a0 [ 109.317431][ T8686] ? kernel_sendmsg+0x30/0x30 [ 109.322085][ T8686] ? do_recvmmsg+0x550/0x550 [ 109.326645][ T8686] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 109.332610][ T8686] ___sys_sendmsg+0xd3/0x150 [ 109.337182][ T8686] ? sendmsg_copy_msghdr+0x110/0x110 [ 109.342439][ T8686] ? find_held_lock+0x2d/0x110 [ 109.347261][ T8686] ? check_preemption_disabled+0x36/0xd0 [ 109.352877][ T8686] ? lock_release+0x424/0x7e0 [ 109.357529][ T8686] ? __fget_files+0x17c/0x2e0 [ 109.362179][ T8686] ? lock_downgrade+0x7b0/0x7b0 [ 109.367003][ T8686] ? find_held_lock+0x2d/0x110 [ 109.371749][ T8686] ? check_preemption_disabled+0x36/0xd0 [ 109.377615][ T8686] ? lock_is_held_type+0xfa/0x130 [ 109.382612][ T8686] ? __fget_files+0x194/0x2e0 [ 109.387263][ T8686] ? __fget_light+0xbe/0x220 [ 109.391826][ T8686] __sys_sendmsg+0xb2/0x140 [ 109.396303][ T8686] ? __sys_sendmsg_sock+0x10/0x10 [ 109.401306][ T8686] ? check_preemption_disabled+0x36/0xd0 [ 109.406907][ T8686] ? syscall_enter_from_user_mode+0x1d/0x60 [ 109.412776][ T8686] ? lockdep_hardirqs_on+0x54/0x100 [ 109.417964][ T8686] do_syscall_64+0x35/0xb0 [ 109.422355][ T8686] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 109.428221][ T8686] RIP: 0033:0x464d29 [ 109.432090][ T8686] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 109.451698][ T8686] RSP: 002b:00007fc21f376188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 109.460096][ T8686] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 109.468049][ T8686] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 109.476017][ T8686] RBP: 00007fc21f3761d0 R08: 0000000000000000 R09: 0000000000000000 [ 109.483966][ T8686] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 109.491907][ T8686] R13: 00007ffd90ed09ef R14: 00007fc21f376300 R15: 0000000000022000 [ 109.732093][ T8686] device veth0_macvtap left promiscuous mode 2021/08/21 17:22:40 executed programs: 104 [ 109.777863][ T8704] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 109.799372][ T8705] device veth0_macvtap left promiscuous mode [ 110.088080][ T8705] FAULT_INJECTION: forcing a failure. [ 110.088080][ T8705] name failslab, interval 1, probability 0, space 0, times 0 [ 110.100817][ T8705] CPU: 0 PID: 8705 Comm: syz-executor.2 Not tainted 5.14.0-rc6-syzkaller #0 [ 110.109486][ T8705] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 110.119556][ T8705] Call Trace: [ 110.122831][ T8705] dump_stack_lvl+0xbd/0xe2 [ 110.127336][ T8705] should_fail.cold+0x5/0xa [ 110.131835][ T8705] should_failslab+0x5/0x10 [ 110.136330][ T8705] kmem_cache_alloc_node+0x60/0x540 [ 110.141528][ T8705] __alloc_skb+0x153/0x280 [ 110.145934][ T8705] __neigh_notify+0x7f/0x110 [ 110.150510][ T8705] neigh_cleanup_and_release+0x5a/0x220 [ 110.156029][ T8705] neigh_flush_dev+0x4a7/0x7e0 [ 110.160766][ T8705] ? lock_release+0x424/0x7e0 [ 110.165422][ T8705] __neigh_ifdown.isra.0+0x44/0x390 [ 110.170595][ T8705] ? __local_bh_enable_ip+0x11f/0x220 [ 110.175944][ T8705] ? rt6_disable_ip+0x491/0x6b0 [ 110.180783][ T8705] neigh_ifdown+0x7/0x10 [ 110.185023][ T8705] rt6_disable_ip+0x56c/0x6b0 [ 110.189680][ T8705] ? rt6_sync_down_dev+0x120/0x120 [ 110.194766][ T8705] ? mark_lock+0xf0/0x15f0 [ 110.199159][ T8705] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 110.204504][ T8705] ? lock_chain_count+0x20/0x20 [ 110.209332][ T8705] ? add_addr+0x2c0/0x2c0 [ 110.213637][ T8705] ? check_preemption_disabled+0x36/0xd0 [ 110.219256][ T8705] ? lock_is_held_type+0xfa/0x130 [ 110.224259][ T8705] addrconf_notify+0x44f/0x1d40 [ 110.229104][ T8705] ? mark_held_locks+0x9f/0xe0 [ 110.233853][ T8705] ? check_preemption_disabled+0x36/0xd0 [ 110.239467][ T8705] ? tls_device_sk_destruct+0x610/0x610 [ 110.245006][ T8705] ? clusterip_netdev_event+0x34e/0x550 [ 110.250543][ T8705] ? inet6_ifinfo_notify+0x100/0x100 [ 110.255803][ T8705] ? __local_bh_enable_ip+0x11f/0x220 [ 110.261163][ T8705] ? clusterip_netdev_event+0x34e/0x550 [ 110.266857][ T8705] notifier_call_chain+0x94/0x170 [ 110.271865][ T8705] dev_close_many+0x28c/0x560 [ 110.276525][ T8705] ? __lock_acquire+0xbe2/0x52b0 [ 110.281435][ T8705] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 110.287482][ T8705] __dev_change_net_namespace+0xb88/0x1120 [ 110.293368][ T8705] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 110.299098][ T8705] ? check_preemption_disabled+0x36/0xd0 [ 110.304708][ T8705] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 110.309881][ T8705] ? security_capable+0x4c/0x90 [ 110.314704][ T8705] ? ns_capable+0x4c/0xc0 [ 110.319010][ T8705] do_setlink+0x1d3/0x2cb0 [ 110.323400][ T8705] ? update_group_capacity+0x960/0x960 [ 110.328836][ T8705] ? __kernel_text_address+0x9/0x30 [ 110.334021][ T8705] ? unwind_get_return_address+0x51/0x90 [ 110.339626][ T8705] ? rtnetlink_put_metrics+0x480/0x480 [ 110.345059][ T8705] ? mark_lock+0xf0/0x15f0 [ 110.349453][ T8705] ? __lock_acquire+0xbe2/0x52b0 [ 110.354374][ T8705] ? lock_chain_count+0x20/0x20 [ 110.359467][ T8705] ? mark_lock+0xf0/0x15f0 [ 110.364044][ T8705] ? memset+0x20/0x40 [ 110.368007][ T8705] ? __nla_validate_parse+0xb2/0x1fd0 [ 110.373364][ T8705] ? nla_get_range_signed+0x540/0x540 [ 110.378718][ T8705] ? __lock_acquire+0xbe2/0x52b0 [ 110.383656][ T8705] __rtnl_newlink+0xaca/0x13b0 [ 110.388408][ T8705] ? lock_is_held_type+0xfa/0x130 [ 110.393406][ T8705] ? rtnl_setlink+0x330/0x330 [ 110.398056][ T8705] ? check_preemption_disabled+0x36/0xd0 [ 110.403663][ T8705] ? lock_release+0x424/0x7e0 [ 110.408313][ T8705] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 110.414353][ T8705] ? is_bpf_text_address+0x65/0xe0 [ 110.419450][ T8705] ? kernel_text_address+0xbd/0xf0 [ 110.424551][ T8705] ? __kernel_text_address+0x9/0x30 [ 110.429733][ T8705] ? unwind_get_return_address+0x51/0x90 [ 110.435336][ T8705] ? create_prof_cpu_mask+0x20/0x20 [ 110.440509][ T8705] ? arch_stack_walk+0x93/0xe0 [ 110.445253][ T8705] ? stack_trace_save+0x8c/0xc0 [ 110.450085][ T8705] ? stack_trace_consume_entry+0x160/0x160 [ 110.455905][ T8705] ? fs_reclaim_release+0x9c/0xf0 [ 110.460914][ T8705] ? lock_is_held_type+0xfa/0x130 [ 110.465921][ T8705] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 110.471446][ T8705] ? trace_kmalloc+0x32/0xf0 [ 110.476023][ T8705] ? kmem_cache_alloc_trace+0x20b/0x440 [ 110.481540][ T8705] rtnl_newlink+0x5a/0x90 [ 110.485858][ T8705] rtnetlink_rcv_msg+0x31d/0x8d0 [ 110.490857][ T8705] ? __dev_queue_xmit+0x1531/0x2d80 [ 110.496028][ T8705] ? rtnl_newlink+0x90/0x90 [ 110.500538][ T8705] ? check_preemption_disabled+0x36/0xd0 [ 110.506144][ T8705] ? netdev_core_pick_tx+0x290/0x290 [ 110.511408][ T8705] ? lock_acquire+0x160/0x5d0 [ 110.516058][ T8705] netlink_rcv_skb+0x118/0x370 [ 110.520810][ T8705] ? rtnl_newlink+0x90/0x90 [ 110.525284][ T8705] ? netlink_ack+0x930/0x930 [ 110.529844][ T8705] ? netlink_deliver_tap+0x130/0x9a0 [ 110.535207][ T8705] netlink_unicast+0x42e/0x700 [ 110.539977][ T8705] ? netlink_attachskb+0x750/0x750 [ 110.545143][ T8705] ? __build_skb_around+0x1f3/0x2b0 [ 110.550315][ T8705] netlink_sendmsg+0x704/0xbf0 [ 110.555050][ T8705] ? netlink_unicast+0x700/0x700 [ 110.559976][ T8705] ? netlink_unicast+0x700/0x700 [ 110.564893][ T8705] sock_sendmsg+0xab/0xe0 [ 110.569197][ T8705] ____sys_sendmsg+0x5bf/0x7a0 [ 110.573933][ T8705] ? kernel_sendmsg+0x30/0x30 [ 110.578598][ T8705] ? do_recvmmsg+0x550/0x550 [ 110.583168][ T8705] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 110.589134][ T8705] ___sys_sendmsg+0xd3/0x150 [ 110.593698][ T8705] ? sendmsg_copy_msghdr+0x110/0x110 [ 110.598961][ T8705] ? find_held_lock+0x2d/0x110 [ 110.603719][ T8705] ? check_preemption_disabled+0x36/0xd0 [ 110.609330][ T8705] ? lock_release+0x424/0x7e0 [ 110.613985][ T8705] ? __fget_files+0x17c/0x2e0 [ 110.618634][ T8705] ? lock_downgrade+0x7b0/0x7b0 [ 110.623476][ T8705] ? find_held_lock+0x2d/0x110 [ 110.628218][ T8705] ? check_preemption_disabled+0x36/0xd0 [ 110.634106][ T8705] ? lock_is_held_type+0xfa/0x130 [ 110.639122][ T8705] ? __fget_files+0x194/0x2e0 [ 110.643837][ T8705] ? __fget_light+0xbe/0x220 [ 110.648413][ T8705] __sys_sendmsg+0xb2/0x140 [ 110.652911][ T8705] ? __sys_sendmsg_sock+0x10/0x10 [ 110.657929][ T8705] ? check_preemption_disabled+0x36/0xd0 [ 110.663539][ T8705] ? syscall_enter_from_user_mode+0x1d/0x60 [ 110.669421][ T8705] ? lockdep_hardirqs_on+0x54/0x100 [ 110.674595][ T8705] do_syscall_64+0x35/0xb0 [ 110.679046][ T8705] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 110.684922][ T8705] RIP: 0033:0x464d29 [ 110.688804][ T8705] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 110.708476][ T8705] RSP: 002b:00007f06d0fce188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 110.716873][ T8705] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 110.724853][ T8705] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 110.732809][ T8705] RBP: 00007f06d0fce1d0 R08: 0000000000000000 R09: 0000000000000000 [ 110.740757][ T8705] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 110.748703][ T8705] R13: 00007ffd7b5e102f R14: 00007f06d0fce300 R15: 0000000000022000 [ 110.993078][ T8705] device veth0_macvtap entered promiscuous mode [ 111.026026][ T8728] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 111.054479][ T8726] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 111.276014][ T8733] FAULT_INJECTION: forcing a failure. [ 111.276014][ T8733] name failslab, interval 1, probability 0, space 0, times 0 [ 111.288640][ T8733] CPU: 1 PID: 8733 Comm: syz-executor.0 Not tainted 5.14.0-rc6-syzkaller #0 [ 111.297290][ T8733] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 111.307422][ T8733] Call Trace: [ 111.310694][ T8733] dump_stack_lvl+0xbd/0xe2 [ 111.315187][ T8733] should_fail.cold+0x5/0xa [ 111.319666][ T8733] ? lock_acquire+0x212/0x5d0 [ 111.324362][ T8733] ? sctp_addr_wq_mgmt+0x224/0x6d0 [ 111.329456][ T8733] should_failslab+0x5/0x10 [ 111.333947][ T8733] __kmalloc_track_caller+0x7c/0x480 [ 111.339205][ T8733] ? check_preemption_disabled+0x36/0xd0 [ 111.344811][ T8733] kmemdup+0x1a/0x40 [ 111.348680][ T8733] sctp_addr_wq_mgmt+0x224/0x6d0 [ 111.353595][ T8733] sctp_inet6addr_event+0x267/0xb30 [ 111.358774][ T8733] notifier_call_chain+0x94/0x170 [ 111.363773][ T8733] atomic_notifier_call_chain+0x54/0xf0 [ 111.369290][ T8733] addrconf_ifdown.isra.0+0x7b2/0x10e0 [ 111.374732][ T8733] ? add_addr+0x2c0/0x2c0 [ 111.379035][ T8733] ? check_preemption_disabled+0x36/0xd0 [ 111.384638][ T8733] ? lock_is_held_type+0xfa/0x130 [ 111.389651][ T8733] addrconf_notify+0x44f/0x1d40 [ 111.394471][ T8733] ? mark_held_locks+0x9f/0xe0 [ 111.399210][ T8733] ? check_preemption_disabled+0x36/0xd0 [ 111.404811][ T8733] ? tls_device_sk_destruct+0x610/0x610 [ 111.410327][ T8733] ? clusterip_netdev_event+0x34e/0x550 [ 111.415854][ T8733] ? inet6_ifinfo_notify+0x100/0x100 [ 111.421107][ T8733] ? __local_bh_enable_ip+0x11f/0x220 [ 111.426449][ T8733] ? clusterip_netdev_event+0x34e/0x550 [ 111.431971][ T8733] notifier_call_chain+0x94/0x170 [ 111.436972][ T8733] dev_close_many+0x28c/0x560 [ 111.441624][ T8733] ? __lock_acquire+0xbe2/0x52b0 [ 111.446544][ T8733] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 111.452598][ T8733] __dev_change_net_namespace+0xb88/0x1120 [ 111.458372][ T8733] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 111.463979][ T8733] ? check_preemption_disabled+0x36/0xd0 [ 111.469599][ T8733] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 111.474771][ T8733] ? security_capable+0x4c/0x90 [ 111.479608][ T8733] ? ns_capable+0x4c/0xc0 [ 111.483922][ T8733] do_setlink+0x1d3/0x2cb0 [ 111.488311][ T8733] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 111.499123][ T8733] ? __kernel_text_address+0x9/0x30 [ 111.504298][ T8733] ? unwind_get_return_address+0x51/0x90 [ 111.509920][ T8733] ? rtnetlink_put_metrics+0x480/0x480 [ 111.515350][ T8733] ? mark_lock+0xf0/0x15f0 [ 111.519741][ T8733] ? mark_lock+0xf0/0x15f0 [ 111.524128][ T8733] ? __lock_acquire+0xbe2/0x52b0 [ 111.529045][ T8733] ? lock_chain_count+0x20/0x20 [ 111.533871][ T8733] ? memset+0x20/0x40 [ 111.537825][ T8733] ? __nla_validate_parse+0xb2/0x1fd0 [ 111.543173][ T8733] ? lock_chain_count+0x20/0x20 [ 111.547993][ T8733] ? __lock_acquire+0xbe2/0x52b0 [ 111.553088][ T8733] ? nla_get_range_signed+0x540/0x540 [ 111.558432][ T8733] ? __lock_acquire+0xbe2/0x52b0 [ 111.563349][ T8733] __rtnl_newlink+0xaca/0x13b0 [ 111.568093][ T8733] ? lock_is_held_type+0xfa/0x130 [ 111.573089][ T8733] ? rtnl_setlink+0x330/0x330 [ 111.577737][ T8733] ? check_preemption_disabled+0x36/0xd0 [ 111.583340][ T8733] ? lock_release+0x424/0x7e0 [ 111.587994][ T8733] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 111.594050][ T8733] ? is_bpf_text_address+0x65/0xe0 [ 111.599134][ T8733] ? kernel_text_address+0xbd/0xf0 [ 111.604486][ T8733] ? __kernel_text_address+0x9/0x30 [ 111.609656][ T8733] ? unwind_get_return_address+0x51/0x90 [ 111.615259][ T8733] ? create_prof_cpu_mask+0x20/0x20 [ 111.620428][ T8733] ? arch_stack_walk+0x93/0xe0 [ 111.625188][ T8733] ? stack_trace_save+0x8c/0xc0 [ 111.630020][ T8733] ? stack_trace_consume_entry+0x160/0x160 [ 111.635838][ T8733] ? fs_reclaim_release+0x9c/0xf0 [ 111.640841][ T8733] ? lock_is_held_type+0xfa/0x130 [ 111.645842][ T8733] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 111.651368][ T8733] ? trace_kmalloc+0x32/0xf0 [ 111.656272][ T8733] ? kmem_cache_alloc_trace+0x20b/0x440 [ 111.661793][ T8733] rtnl_newlink+0x5a/0x90 [ 111.666107][ T8733] rtnetlink_rcv_msg+0x31d/0x8d0 [ 111.671015][ T8733] ? __dev_queue_xmit+0x1531/0x2d80 [ 111.676188][ T8733] ? rtnl_newlink+0x90/0x90 [ 111.680667][ T8733] ? check_preemption_disabled+0x36/0xd0 [ 111.686273][ T8733] ? netdev_core_pick_tx+0x290/0x290 [ 111.691529][ T8733] ? lock_acquire+0x160/0x5d0 [ 111.696183][ T8733] netlink_rcv_skb+0x118/0x370 [ 111.700918][ T8733] ? rtnl_newlink+0x90/0x90 [ 111.705405][ T8733] ? netlink_ack+0x930/0x930 [ 111.709964][ T8733] ? netlink_deliver_tap+0x130/0x9a0 [ 111.715241][ T8733] netlink_unicast+0x42e/0x700 [ 111.719978][ T8733] ? netlink_attachskb+0x750/0x750 [ 111.725060][ T8733] ? __build_skb_around+0x1f3/0x2b0 [ 111.730239][ T8733] netlink_sendmsg+0x704/0xbf0 [ 111.734984][ T8733] ? netlink_unicast+0x700/0x700 [ 111.739903][ T8733] ? netlink_unicast+0x700/0x700 [ 111.744814][ T8733] sock_sendmsg+0xab/0xe0 [ 111.749130][ T8733] ____sys_sendmsg+0x5bf/0x7a0 [ 111.753867][ T8733] ? kernel_sendmsg+0x30/0x30 [ 111.758611][ T8733] ? do_recvmmsg+0x550/0x550 [ 111.763189][ T8733] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 111.769161][ T8733] ___sys_sendmsg+0xd3/0x150 [ 111.773735][ T8733] ? sendmsg_copy_msghdr+0x110/0x110 [ 111.778993][ T8733] ? find_held_lock+0x2d/0x110 [ 111.783737][ T8733] ? check_preemption_disabled+0x36/0xd0 [ 111.792996][ T8733] ? lock_release+0x424/0x7e0 [ 111.797651][ T8733] ? __fget_files+0x17c/0x2e0 [ 111.802304][ T8733] ? lock_downgrade+0x7b0/0x7b0 [ 111.807130][ T8733] ? find_held_lock+0x2d/0x110 [ 111.811879][ T8733] ? check_preemption_disabled+0x36/0xd0 [ 111.817511][ T8733] ? lock_is_held_type+0xfa/0x130 [ 111.822521][ T8733] ? __fget_files+0x194/0x2e0 [ 111.827182][ T8733] ? __fget_light+0xbe/0x220 [ 111.831755][ T8733] __sys_sendmsg+0xb2/0x140 [ 111.836238][ T8733] ? __sys_sendmsg_sock+0x10/0x10 [ 111.841254][ T8733] ? check_preemption_disabled+0x36/0xd0 [ 111.846862][ T8733] ? syscall_enter_from_user_mode+0x1d/0x60 [ 111.852741][ T8733] ? lockdep_hardirqs_on+0x54/0x100 [ 111.857916][ T8733] do_syscall_64+0x35/0xb0 [ 111.862309][ T8733] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 111.868262][ T8733] RIP: 0033:0x464d29 [ 111.872132][ T8733] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 111.891733][ T8733] RSP: 002b:00007feff773d188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 111.900123][ T8733] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 111.908081][ T8733] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 111.916028][ T8733] RBP: 00007feff773d1d0 R08: 0000000000000000 R09: 0000000000000000 [ 111.923973][ T8733] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 111.931924][ T8733] R13: 00007ffc9f3c6c4f R14: 00007feff773d300 R15: 0000000000022000 [ 112.045899][ T8733] netdevsim netdevsim0 netdevsim2: unset [1, 0] type 2 family 0 port 6081 - 0 [ 112.109638][ T8734] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 112.138411][ T8761] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 112.173611][ T8763] device veth1_macvtap left promiscuous mode [ 112.486432][ T8763] FAULT_INJECTION: forcing a failure. [ 112.486432][ T8763] name failslab, interval 1, probability 0, space 0, times 0 [ 112.499163][ T8763] CPU: 1 PID: 8763 Comm: syz-executor.5 Not tainted 5.14.0-rc6-syzkaller #0 [ 112.507824][ T8763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 112.518124][ T8763] Call Trace: [ 112.521399][ T8763] dump_stack_lvl+0xbd/0xe2 [ 112.525895][ T8763] should_fail.cold+0x5/0xa [ 112.530386][ T8763] should_failslab+0x5/0x10 [ 112.534878][ T8763] kmem_cache_alloc_node+0x60/0x540 [ 112.540062][ T8763] __alloc_skb+0x153/0x280 [ 112.544568][ T8763] __neigh_notify+0x7f/0x110 [ 112.549143][ T8763] neigh_cleanup_and_release+0x5a/0x220 [ 112.554939][ T8763] neigh_flush_dev+0x4a7/0x7e0 [ 112.559682][ T8763] ? lock_release+0x424/0x7e0 [ 112.564350][ T8763] __neigh_ifdown.isra.0+0x44/0x390 [ 112.569525][ T8763] ? __local_bh_enable_ip+0x11f/0x220 [ 112.574898][ T8763] ? rt6_disable_ip+0x491/0x6b0 [ 112.579739][ T8763] neigh_ifdown+0x7/0x10 [ 112.583971][ T8763] rt6_disable_ip+0x56c/0x6b0 [ 112.588638][ T8763] ? rt6_sync_down_dev+0x120/0x120 [ 112.593736][ T8763] ? mark_lock+0xf0/0x15f0 [ 112.598180][ T8763] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 112.603536][ T8763] ? lock_chain_count+0x20/0x20 [ 112.608378][ T8763] ? add_addr+0x2c0/0x2c0 [ 112.612698][ T8763] ? check_preemption_disabled+0x36/0xd0 [ 112.618330][ T8763] ? lock_is_held_type+0xfa/0x130 [ 112.623333][ T8763] addrconf_notify+0x44f/0x1d40 [ 112.628165][ T8763] ? mark_held_locks+0x9f/0xe0 [ 112.632921][ T8763] ? check_preemption_disabled+0x36/0xd0 [ 112.638551][ T8763] ? tls_device_sk_destruct+0x610/0x610 [ 112.644072][ T8763] ? clusterip_netdev_event+0x34e/0x550 [ 112.649601][ T8763] ? inet6_ifinfo_notify+0x100/0x100 [ 112.654873][ T8763] ? __local_bh_enable_ip+0x11f/0x220 [ 112.660237][ T8763] ? clusterip_netdev_event+0x34e/0x550 [ 112.665771][ T8763] notifier_call_chain+0x94/0x170 [ 112.670794][ T8763] dev_close_many+0x28c/0x560 [ 112.675462][ T8763] ? __lock_acquire+0xbe2/0x52b0 [ 112.680388][ T8763] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 112.686442][ T8763] __dev_change_net_namespace+0xb88/0x1120 [ 112.692229][ T8763] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 112.697859][ T8763] ? check_preemption_disabled+0x36/0xd0 [ 112.703532][ T8763] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 112.708710][ T8763] ? security_capable+0x4c/0x90 [ 112.713547][ T8763] ? ns_capable+0x4c/0xc0 [ 112.717866][ T8763] do_setlink+0x1d3/0x2cb0 [ 112.722266][ T8763] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 112.728290][ T8763] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 112.734312][ T8763] ? orc_sort_cmp+0xd0/0x140 [ 112.738898][ T8763] ? rtnetlink_put_metrics+0x480/0x480 [ 112.744365][ T8763] ? mark_lock+0xf0/0x15f0 [ 112.748814][ T8763] ? mark_lock+0xf0/0x15f0 [ 112.753204][ T8763] ? __lock_acquire+0xbe2/0x52b0 [ 112.758121][ T8763] ? lock_chain_count+0x20/0x20 [ 112.762959][ T8763] ? memset+0x20/0x40 [ 112.766925][ T8763] ? __nla_validate_parse+0xb2/0x1fd0 [ 112.772290][ T8763] ? lock_chain_count+0x20/0x20 [ 112.777135][ T8763] ? __lock_acquire+0xbe2/0x52b0 [ 112.782063][ T8763] ? nla_get_range_signed+0x540/0x540 [ 112.787600][ T8763] ? __lock_acquire+0xbe2/0x52b0 [ 112.792536][ T8763] __rtnl_newlink+0xaca/0x13b0 [ 112.797294][ T8763] ? lock_is_held_type+0xfa/0x130 [ 112.802300][ T8763] ? rtnl_setlink+0x330/0x330 [ 112.806965][ T8763] ? check_preemption_disabled+0x36/0xd0 [ 112.812588][ T8763] ? lock_release+0x424/0x7e0 [ 112.817264][ T8763] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 112.823328][ T8763] ? is_bpf_text_address+0x65/0xe0 [ 112.828431][ T8763] ? kernel_text_address+0xbd/0xf0 [ 112.833643][ T8763] ? __kernel_text_address+0x9/0x30 [ 112.838927][ T8763] ? unwind_get_return_address+0x51/0x90 [ 112.844541][ T8763] ? create_prof_cpu_mask+0x20/0x20 [ 112.849727][ T8763] ? arch_stack_walk+0x93/0xe0 [ 112.854493][ T8763] ? stack_trace_save+0x8c/0xc0 [ 112.859455][ T8763] ? stack_trace_consume_entry+0x160/0x160 [ 112.865272][ T8763] ? fs_reclaim_release+0x9c/0xf0 [ 112.870283][ T8763] ? lock_is_held_type+0xfa/0x130 [ 112.875301][ T8763] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 112.880829][ T8763] ? trace_kmalloc+0x32/0xf0 [ 112.885409][ T8763] ? kmem_cache_alloc_trace+0x20b/0x440 [ 112.890945][ T8763] rtnl_newlink+0x5a/0x90 [ 112.895259][ T8763] rtnetlink_rcv_msg+0x31d/0x8d0 [ 112.900177][ T8763] ? __dev_queue_xmit+0x1531/0x2d80 [ 112.905363][ T8763] ? rtnl_newlink+0x90/0x90 [ 112.909849][ T8763] ? check_preemption_disabled+0x36/0xd0 [ 112.915469][ T8763] ? netdev_core_pick_tx+0x290/0x290 [ 112.920735][ T8763] ? lock_acquire+0x160/0x5d0 [ 112.925420][ T8763] netlink_rcv_skb+0x118/0x370 [ 112.930163][ T8763] ? rtnl_newlink+0x90/0x90 [ 112.934655][ T8763] ? netlink_ack+0x930/0x930 [ 112.939492][ T8763] ? netlink_deliver_tap+0x130/0x9a0 [ 112.944775][ T8763] netlink_unicast+0x42e/0x700 [ 112.949527][ T8763] ? netlink_attachskb+0x750/0x750 [ 112.954624][ T8763] ? __build_skb_around+0x1f3/0x2b0 [ 112.959810][ T8763] netlink_sendmsg+0x704/0xbf0 [ 112.964559][ T8763] ? netlink_unicast+0x700/0x700 [ 112.969485][ T8763] ? netlink_unicast+0x700/0x700 [ 112.974416][ T8763] sock_sendmsg+0xab/0xe0 [ 112.978731][ T8763] ____sys_sendmsg+0x5bf/0x7a0 [ 112.983477][ T8763] ? kernel_sendmsg+0x30/0x30 [ 112.988146][ T8763] ? do_recvmmsg+0x550/0x550 [ 112.992718][ T8763] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 112.998699][ T8763] ___sys_sendmsg+0xd3/0x150 [ 113.003273][ T8763] ? sendmsg_copy_msghdr+0x110/0x110 [ 113.008533][ T8763] ? find_held_lock+0x2d/0x110 [ 113.013276][ T8763] ? check_preemption_disabled+0x36/0xd0 [ 113.018897][ T8763] ? lock_release+0x424/0x7e0 [ 113.023562][ T8763] ? __fget_files+0x17c/0x2e0 [ 113.028313][ T8763] ? lock_downgrade+0x7b0/0x7b0 [ 113.033162][ T8763] ? find_held_lock+0x2d/0x110 [ 113.037907][ T8763] ? check_preemption_disabled+0x36/0xd0 [ 113.043533][ T8763] ? lock_is_held_type+0xfa/0x130 [ 113.048726][ T8763] ? __fget_files+0x194/0x2e0 [ 113.053379][ T8763] ? __fget_light+0xbe/0x220 [ 113.057945][ T8763] __sys_sendmsg+0xb2/0x140 [ 113.062436][ T8763] ? __sys_sendmsg_sock+0x10/0x10 [ 113.067453][ T8763] ? check_preemption_disabled+0x36/0xd0 [ 113.073065][ T8763] ? syscall_enter_from_user_mode+0x1d/0x60 [ 113.078953][ T8763] ? lockdep_hardirqs_on+0x54/0x100 [ 113.084141][ T8763] do_syscall_64+0x35/0xb0 [ 113.088538][ T8763] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 113.094402][ T8763] RIP: 0033:0x464d29 [ 113.098271][ T8763] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 113.117852][ T8763] RSP: 002b:00007f4c4b0e1188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 113.126238][ T8763] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 113.134193][ T8763] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 113.142143][ T8763] RBP: 00007f4c4b0e11d0 R08: 0000000000000000 R09: 0000000000000000 [ 113.150106][ T8763] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 113.158065][ T8763] R13: 00007fffaafd820f R14: 00007f4c4b0e1300 R15: 0000000000022000 [ 113.380822][ T8763] device veth1_macvtap entered promiscuous mode [ 113.409541][ T8791] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 113.638029][ T8793] FAULT_INJECTION: forcing a failure. [ 113.638029][ T8793] name failslab, interval 1, probability 0, space 0, times 0 [ 113.650659][ T8793] CPU: 0 PID: 8793 Comm: syz-executor.3 Not tainted 5.14.0-rc6-syzkaller #0 [ 113.659308][ T8793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 113.669355][ T8793] Call Trace: [ 113.672633][ T8793] dump_stack_lvl+0xbd/0xe2 [ 113.677144][ T8793] should_fail.cold+0x5/0xa [ 113.681630][ T8793] ? mark_held_locks+0x9f/0xe0 [ 113.686376][ T8793] should_failslab+0x5/0x10 [ 113.690848][ T8793] kmem_cache_alloc_node_trace+0x66/0x570 [ 113.696538][ T8793] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 113.702056][ T8793] __kmalloc_node_track_caller+0x38/0x60 [ 113.707656][ T8793] __alloc_skb+0x8b/0x280 [ 113.711962][ T8793] __neigh_notify+0x7f/0x110 [ 113.716525][ T8793] neigh_cleanup_and_release+0x5a/0x220 [ 113.722040][ T8793] neigh_flush_dev+0x4a7/0x7e0 [ 113.726788][ T8793] ? lock_release+0x424/0x7e0 [ 113.731440][ T8793] __neigh_ifdown.isra.0+0x44/0x390 [ 113.736608][ T8793] ? __local_bh_enable_ip+0x11f/0x220 [ 113.741954][ T8793] ? rt6_disable_ip+0x491/0x6b0 [ 113.746847][ T8793] neigh_ifdown+0x7/0x10 [ 113.751058][ T8793] rt6_disable_ip+0x56c/0x6b0 [ 113.755708][ T8793] ? rt6_sync_down_dev+0x120/0x120 [ 113.760801][ T8793] ? mark_lock+0xf0/0x15f0 [ 113.765201][ T8793] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 113.770548][ T8793] ? lock_chain_count+0x20/0x20 [ 113.775376][ T8793] ? add_addr+0x2c0/0x2c0 [ 113.779674][ T8793] ? check_preemption_disabled+0x36/0xd0 [ 113.785279][ T8793] ? lock_is_held_type+0xfa/0x130 [ 113.790292][ T8793] addrconf_notify+0x44f/0x1d40 [ 113.795221][ T8793] ? mark_held_locks+0x9f/0xe0 [ 113.799972][ T8793] ? check_preemption_disabled+0x36/0xd0 [ 113.805588][ T8793] ? tls_device_sk_destruct+0x610/0x610 [ 113.811113][ T8793] ? clusterip_netdev_event+0x34e/0x550 [ 113.816702][ T8793] ? inet6_ifinfo_notify+0x100/0x100 [ 113.821965][ T8793] ? __local_bh_enable_ip+0x11f/0x220 [ 113.827306][ T8793] ? clusterip_netdev_event+0x34e/0x550 [ 113.832822][ T8793] notifier_call_chain+0x94/0x170 [ 113.837831][ T8793] dev_close_many+0x28c/0x560 [ 113.842488][ T8793] ? __lock_acquire+0xbe2/0x52b0 [ 113.847398][ T8793] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 113.853454][ T8793] __dev_change_net_namespace+0xb88/0x1120 [ 113.859248][ T8793] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 113.864856][ T8793] ? check_preemption_disabled+0x36/0xd0 [ 113.870463][ T8793] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 113.875643][ T8793] ? security_capable+0x4c/0x90 [ 113.880477][ T8793] ? ns_capable+0x4c/0xc0 [ 113.884830][ T8793] do_setlink+0x1d3/0x2cb0 [ 113.889218][ T8793] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 113.895174][ T8793] ? __kernel_text_address+0x9/0x30 [ 113.900344][ T8793] ? unwind_get_return_address+0x51/0x90 [ 113.905948][ T8793] ? rtnetlink_put_metrics+0x480/0x480 [ 113.911383][ T8793] ? mark_lock+0xf0/0x15f0 [ 113.915773][ T8793] ? __lock_acquire+0xbe2/0x52b0 [ 113.920686][ T8793] ? lock_chain_count+0x20/0x20 [ 113.925509][ T8793] ? memset+0x20/0x40 [ 113.929458][ T8793] ? __nla_validate_parse+0xb2/0x1fd0 [ 113.934802][ T8793] ? lock_chain_count+0x20/0x20 [ 113.939622][ T8793] ? nla_get_range_signed+0x540/0x540 [ 113.944958][ T8793] ? __lock_acquire+0xbe2/0x52b0 [ 113.949867][ T8793] __rtnl_newlink+0xaca/0x13b0 [ 113.954609][ T8793] ? lock_is_held_type+0xfa/0x130 [ 113.959604][ T8793] ? rtnl_setlink+0x330/0x330 [ 113.964248][ T8793] ? check_preemption_disabled+0x36/0xd0 [ 113.969845][ T8793] ? lock_release+0x424/0x7e0 [ 113.974495][ T8793] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 113.980532][ T8793] ? is_bpf_text_address+0x65/0xe0 [ 113.985611][ T8793] ? kernel_text_address+0xbd/0xf0 [ 113.990691][ T8793] ? __kernel_text_address+0x9/0x30 [ 113.995855][ T8793] ? unwind_get_return_address+0x51/0x90 [ 114.001462][ T8793] ? create_prof_cpu_mask+0x20/0x20 [ 114.006640][ T8793] ? arch_stack_walk+0x93/0xe0 [ 114.011388][ T8793] ? stack_trace_save+0x8c/0xc0 [ 114.016214][ T8793] ? stack_trace_consume_entry+0x160/0x160 [ 114.022010][ T8793] ? fs_reclaim_release+0x9c/0xf0 [ 114.027013][ T8793] ? lock_is_held_type+0xfa/0x130 [ 114.032006][ T8793] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 114.037520][ T8793] ? trace_kmalloc+0x32/0xf0 [ 114.042076][ T8793] ? kmem_cache_alloc_trace+0x20b/0x440 [ 114.047599][ T8793] rtnl_newlink+0x5a/0x90 [ 114.051922][ T8793] rtnetlink_rcv_msg+0x31d/0x8d0 [ 114.056838][ T8793] ? rtnl_newlink+0x90/0x90 [ 114.061312][ T8793] ? check_preemption_disabled+0x36/0xd0 [ 114.066915][ T8793] ? lock_acquire+0x222/0x5d0 [ 114.071563][ T8793] netlink_rcv_skb+0x118/0x370 [ 114.076292][ T8793] ? rtnl_newlink+0x90/0x90 [ 114.080766][ T8793] ? netlink_ack+0x930/0x930 [ 114.085327][ T8793] ? netlink_deliver_tap+0x130/0x9a0 [ 114.090596][ T8793] netlink_unicast+0x42e/0x700 [ 114.095335][ T8793] ? netlink_attachskb+0x750/0x750 [ 114.100422][ T8793] ? __build_skb_around+0x1f3/0x2b0 [ 114.105593][ T8793] netlink_sendmsg+0x704/0xbf0 [ 114.110337][ T8793] ? netlink_unicast+0x700/0x700 [ 114.115247][ T8793] ? netlink_unicast+0x700/0x700 [ 114.120153][ T8793] sock_sendmsg+0xab/0xe0 [ 114.124470][ T8793] ____sys_sendmsg+0x5bf/0x7a0 [ 114.129211][ T8793] ? kernel_sendmsg+0x30/0x30 [ 114.133856][ T8793] ? do_recvmmsg+0x550/0x550 [ 114.138415][ T8793] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 114.144370][ T8793] ___sys_sendmsg+0xd3/0x150 [ 114.148933][ T8793] ? sendmsg_copy_msghdr+0x110/0x110 [ 114.154192][ T8793] ? find_held_lock+0x2d/0x110 [ 114.158934][ T8793] ? check_preemption_disabled+0x36/0xd0 [ 114.164535][ T8793] ? lock_release+0x424/0x7e0 [ 114.169181][ T8793] ? __fget_files+0x17c/0x2e0 [ 114.173831][ T8793] ? lock_downgrade+0x7b0/0x7b0 [ 114.178661][ T8793] ? find_held_lock+0x2d/0x110 [ 114.183391][ T8793] ? check_preemption_disabled+0x36/0xd0 [ 114.188991][ T8793] ? lock_is_held_type+0xfa/0x130 [ 114.193985][ T8793] ? __fget_files+0x194/0x2e0 [ 114.198633][ T8793] ? __fget_light+0xbe/0x220 [ 114.203195][ T8793] __sys_sendmsg+0xb2/0x140 [ 114.207672][ T8793] ? __sys_sendmsg_sock+0x10/0x10 [ 114.212685][ T8793] ? check_preemption_disabled+0x36/0xd0 [ 114.218288][ T8793] ? syscall_enter_from_user_mode+0x1d/0x60 [ 114.224147][ T8793] ? lockdep_hardirqs_on+0x54/0x100 [ 114.229318][ T8793] do_syscall_64+0x35/0xb0 [ 114.233712][ T8793] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 114.239578][ T8793] RIP: 0033:0x464d29 [ 114.243440][ T8793] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 114.263012][ T8793] RSP: 002b:00007fc21f376188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 114.271393][ T8793] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 114.279333][ T8793] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 114.287273][ T8793] RBP: 00007fc21f3761d0 R08: 0000000000000000 R09: 0000000000000000 [ 114.295255][ T8793] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 114.303199][ T8793] R13: 00007ffd90ed09ef R14: 00007fc21f376300 R15: 0000000000022000 [ 114.569955][ T8813] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 114.875942][ T8817] FAULT_INJECTION: forcing a failure. [ 114.875942][ T8817] name failslab, interval 1, probability 0, space 0, times 0 [ 114.888601][ T8817] CPU: 0 PID: 8817 Comm: syz-executor.2 Not tainted 5.14.0-rc6-syzkaller #0 [ 114.897265][ T8817] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 114.907297][ T8817] Call Trace: [ 114.910560][ T8817] dump_stack_lvl+0xbd/0xe2 [ 114.915063][ T8817] should_fail.cold+0x5/0xa [ 114.919538][ T8817] ? lock_acquire+0x212/0x5d0 [ 114.924188][ T8817] ? sctp_addr_wq_mgmt+0x224/0x6d0 [ 114.929270][ T8817] should_failslab+0x5/0x10 [ 114.933745][ T8817] __kmalloc_track_caller+0x7c/0x480 [ 114.939000][ T8817] ? check_preemption_disabled+0x36/0xd0 [ 114.944609][ T8817] kmemdup+0x1a/0x40 [ 114.948484][ T8817] sctp_addr_wq_mgmt+0x224/0x6d0 [ 114.953409][ T8817] sctp_inet6addr_event+0x267/0xb30 [ 114.958590][ T8817] notifier_call_chain+0x94/0x170 [ 114.963604][ T8817] atomic_notifier_call_chain+0x54/0xf0 [ 114.969127][ T8817] addrconf_ifdown.isra.0+0x7b2/0x10e0 [ 114.974565][ T8817] ? add_addr+0x2c0/0x2c0 [ 114.978866][ T8817] ? check_preemption_disabled+0x36/0xd0 [ 114.984470][ T8817] ? lock_is_held_type+0xfa/0x130 [ 114.989470][ T8817] addrconf_notify+0x44f/0x1d40 [ 114.994291][ T8817] ? mark_held_locks+0x9f/0xe0 [ 114.999028][ T8817] ? check_preemption_disabled+0x36/0xd0 [ 115.004635][ T8817] ? tls_device_sk_destruct+0x610/0x610 [ 115.010154][ T8817] ? clusterip_netdev_event+0x34e/0x550 [ 115.015805][ T8817] ? inet6_ifinfo_notify+0x100/0x100 [ 115.021123][ T8817] ? __local_bh_enable_ip+0x11f/0x220 [ 115.026473][ T8817] ? clusterip_netdev_event+0x34e/0x550 [ 115.032001][ T8817] notifier_call_chain+0x94/0x170 [ 115.037010][ T8817] dev_close_many+0x28c/0x560 [ 115.041661][ T8817] ? __lock_acquire+0xbe2/0x52b0 [ 115.046575][ T8817] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 115.052642][ T8817] __dev_change_net_namespace+0xb88/0x1120 [ 115.058418][ T8817] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 115.064025][ T8817] ? check_preemption_disabled+0x36/0xd0 [ 115.069651][ T8817] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 115.074844][ T8817] ? security_capable+0x4c/0x90 [ 115.079688][ T8817] ? ns_capable+0x4c/0xc0 [ 115.084012][ T8817] do_setlink+0x1d3/0x2cb0 [ 115.088421][ T8817] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 115.094373][ T8817] ? __kernel_text_address+0x9/0x30 [ 115.099546][ T8817] ? unwind_get_return_address+0x51/0x90 [ 115.105161][ T8817] ? rtnetlink_put_metrics+0x480/0x480 [ 115.110591][ T8817] ? mark_lock+0xf0/0x15f0 [ 115.114992][ T8817] ? mark_lock+0xf0/0x15f0 [ 115.119379][ T8817] ? __lock_acquire+0xbe2/0x52b0 [ 115.124297][ T8817] ? lock_chain_count+0x20/0x20 [ 115.129137][ T8817] ? memset+0x20/0x40 [ 115.133101][ T8817] ? __nla_validate_parse+0xb2/0x1fd0 [ 115.138456][ T8817] ? lock_chain_count+0x20/0x20 [ 115.143275][ T8817] ? __lock_acquire+0xbe2/0x52b0 [ 115.148184][ T8817] ? nla_get_range_signed+0x540/0x540 [ 115.153524][ T8817] ? __lock_acquire+0xbe2/0x52b0 [ 115.158441][ T8817] __rtnl_newlink+0xaca/0x13b0 [ 115.163270][ T8817] ? lock_is_held_type+0xfa/0x130 [ 115.168281][ T8817] ? rtnl_setlink+0x330/0x330 [ 115.172926][ T8817] ? check_preemption_disabled+0x36/0xd0 [ 115.178531][ T8817] ? lock_release+0x424/0x7e0 [ 115.183198][ T8817] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 115.189238][ T8817] ? is_bpf_text_address+0x65/0xe0 [ 115.194323][ T8817] ? kernel_text_address+0xbd/0xf0 [ 115.199403][ T8817] ? __kernel_text_address+0x9/0x30 [ 115.204568][ T8817] ? unwind_get_return_address+0x51/0x90 [ 115.210176][ T8817] ? create_prof_cpu_mask+0x20/0x20 [ 115.215345][ T8817] ? arch_stack_walk+0x93/0xe0 [ 115.220101][ T8817] ? stack_trace_save+0x8c/0xc0 [ 115.224920][ T8817] ? stack_trace_consume_entry+0x160/0x160 [ 115.230723][ T8817] ? fs_reclaim_release+0x9c/0xf0 [ 115.235744][ T8817] ? lock_is_held_type+0xfa/0x130 [ 115.240761][ T8817] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 115.246277][ T8817] ? trace_kmalloc+0x32/0xf0 [ 115.250838][ T8817] ? kmem_cache_alloc_trace+0x20b/0x440 [ 115.256357][ T8817] rtnl_newlink+0x5a/0x90 [ 115.260661][ T8817] rtnetlink_rcv_msg+0x31d/0x8d0 [ 115.265574][ T8817] ? __dev_queue_xmit+0x1531/0x2d80 [ 115.270755][ T8817] ? rtnl_newlink+0x90/0x90 [ 115.275241][ T8817] ? check_preemption_disabled+0x36/0xd0 [ 115.280863][ T8817] ? netdev_core_pick_tx+0x290/0x290 [ 115.286215][ T8817] ? lock_acquire+0x160/0x5d0 [ 115.290873][ T8817] netlink_rcv_skb+0x118/0x370 [ 115.295610][ T8817] ? rtnl_newlink+0x90/0x90 [ 115.300087][ T8817] ? netlink_ack+0x930/0x930 [ 115.304646][ T8817] ? netlink_deliver_tap+0x130/0x9a0 [ 115.309907][ T8817] netlink_unicast+0x42e/0x700 [ 115.314654][ T8817] ? netlink_attachskb+0x750/0x750 [ 115.319743][ T8817] ? __build_skb_around+0x1f3/0x2b0 [ 115.324920][ T8817] netlink_sendmsg+0x704/0xbf0 [ 115.329660][ T8817] ? netlink_unicast+0x700/0x700 [ 115.334593][ T8817] ? netlink_unicast+0x700/0x700 [ 115.339680][ T8817] sock_sendmsg+0xab/0xe0 [ 115.343994][ T8817] ____sys_sendmsg+0x5bf/0x7a0 [ 115.348738][ T8817] ? kernel_sendmsg+0x30/0x30 [ 115.353388][ T8817] ? do_recvmmsg+0x550/0x550 [ 115.357950][ T8817] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 115.363909][ T8817] ___sys_sendmsg+0xd3/0x150 [ 115.368485][ T8817] ? sendmsg_copy_msghdr+0x110/0x110 [ 115.373746][ T8817] ? find_held_lock+0x2d/0x110 [ 115.378489][ T8817] ? check_preemption_disabled+0x36/0xd0 [ 115.384092][ T8817] ? lock_release+0x424/0x7e0 [ 115.388739][ T8817] ? __fget_files+0x17c/0x2e0 [ 115.393385][ T8817] ? lock_downgrade+0x7b0/0x7b0 [ 115.398205][ T8817] ? find_held_lock+0x2d/0x110 [ 115.402942][ T8817] ? check_preemption_disabled+0x36/0xd0 [ 115.408546][ T8817] ? lock_is_held_type+0xfa/0x130 [ 115.413556][ T8817] ? __fget_files+0x194/0x2e0 [ 115.418243][ T8817] ? __fget_light+0xbe/0x220 [ 115.422815][ T8817] __sys_sendmsg+0xb2/0x140 [ 115.427331][ T8817] ? __sys_sendmsg_sock+0x10/0x10 [ 115.432346][ T8817] ? check_preemption_disabled+0x36/0xd0 [ 115.437950][ T8817] ? syscall_enter_from_user_mode+0x1d/0x60 [ 115.443821][ T8817] ? lockdep_hardirqs_on+0x54/0x100 [ 115.449014][ T8817] do_syscall_64+0x35/0xb0 [ 115.453404][ T8817] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 115.459270][ T8817] RIP: 0033:0x464d29 [ 115.463139][ T8817] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 115.482719][ T8817] RSP: 002b:00007f06d0fce188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 115.491107][ T8817] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 115.499064][ T8817] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 115.507006][ T8817] RBP: 00007f06d0fce1d0 R08: 0000000000000000 R09: 0000000000000000 [ 115.514967][ T8817] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 115.522950][ T8817] R13: 00007ffd7b5e102f R14: 00007f06d0fce300 R15: 0000000000022000 [ 115.593596][ T8817] netdevsim netdevsim2 netdevsim0: unset [1, 0] type 2 family 0 port 6081 - 0 2021/08/21 17:22:46 executed programs: 111 [ 115.673324][ T8843] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 115.738549][ T8844] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 115.756366][ T8839] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 115.841877][ T8849] FAULT_INJECTION: forcing a failure. [ 115.841877][ T8849] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 115.855088][ T8849] CPU: 1 PID: 8849 Comm: syz-executor.1 Not tainted 5.14.0-rc6-syzkaller #0 [ 115.863760][ T8849] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 115.873810][ T8849] Call Trace: [ 115.877089][ T8849] dump_stack_lvl+0xbd/0xe2 [ 115.881593][ T8849] should_fail.cold+0x5/0xa [ 115.886091][ T8849] prepare_alloc_pages+0x17b/0x580 [ 115.891198][ T8849] ? rtnetlink_rcv_msg+0x31d/0x8d0 [ 115.896308][ T8849] __alloc_pages+0x12f/0x500 [ 115.900891][ T8849] ? mark_lock+0xf0/0x15f0 [ 115.905301][ T8849] ? __alloc_pages_slowpath.constprop.0+0x2190/0x2190 [ 115.912068][ T8849] ? find_held_lock+0x2d/0x110 [ 115.916850][ T8849] ? check_preemption_disabled+0x36/0xd0 [ 115.922476][ T8849] cache_grow_begin+0x75/0x4c0 [ 115.927232][ T8849] cache_alloc_refill+0x27b/0x340 [ 115.932237][ T8849] ? kmem_cache_alloc_trace+0x325/0x440 [ 115.937775][ T8849] kmem_cache_alloc_trace+0x382/0x440 [ 115.943146][ T8849] kobject_uevent_env+0x1bd/0xf30 [ 115.948169][ T8849] ? check_preemption_disabled+0x36/0xd0 [ 115.953792][ T8849] ? __local_bh_enable_ip+0x11f/0x220 [ 115.959151][ T8849] ? __dev_change_net_namespace+0x3fe/0x1120 [ 115.965120][ T8849] ? lockdep_hardirqs_on+0x54/0x100 [ 115.970318][ T8849] __dev_change_net_namespace+0x80b/0x1120 [ 115.976114][ T8849] ? check_preemption_disabled+0x36/0xd0 [ 115.981730][ T8849] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 115.986919][ T8849] ? security_capable+0x4c/0x90 [ 115.991756][ T8849] ? ns_capable+0x4c/0xc0 [ 115.996068][ T8849] do_setlink+0x1d3/0x2cb0 [ 116.000471][ T8849] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 116.006477][ T8849] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 116.012454][ T8849] ? orc_sort_cmp+0xd0/0x140 [ 116.017032][ T8849] ? rtnetlink_put_metrics+0x480/0x480 [ 116.022468][ T8849] ? mark_lock+0xf0/0x15f0 [ 116.026871][ T8849] ? mark_lock+0xf0/0x15f0 [ 116.031260][ T8849] ? __lock_acquire+0xbe2/0x52b0 [ 116.036171][ T8849] ? lock_chain_count+0x20/0x20 [ 116.041001][ T8849] ? memset+0x20/0x40 [ 116.044968][ T8849] ? __nla_validate_parse+0xb2/0x1fd0 [ 116.050323][ T8849] ? lock_chain_count+0x20/0x20 [ 116.055157][ T8849] ? __lock_acquire+0xbe2/0x52b0 [ 116.060075][ T8849] ? nla_get_range_signed+0x540/0x540 [ 116.065428][ T8849] ? __lock_acquire+0xbe2/0x52b0 [ 116.070360][ T8849] __rtnl_newlink+0xaca/0x13b0 [ 116.075121][ T8849] ? lock_is_held_type+0xfa/0x130 [ 116.080130][ T8849] ? rtnl_setlink+0x330/0x330 [ 116.084796][ T8849] ? check_preemption_disabled+0x36/0xd0 [ 116.090416][ T8849] ? lock_release+0x424/0x7e0 [ 116.095081][ T8849] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 116.101129][ T8849] ? is_bpf_text_address+0x65/0xe0 [ 116.106224][ T8849] ? kernel_text_address+0xbd/0xf0 [ 116.111305][ T8849] ? __kernel_text_address+0x9/0x30 [ 116.116474][ T8849] ? unwind_get_return_address+0x51/0x90 [ 116.122081][ T8849] ? create_prof_cpu_mask+0x20/0x20 [ 116.127262][ T8849] ? arch_stack_walk+0x93/0xe0 [ 116.132004][ T8849] ? stack_trace_save+0x8c/0xc0 [ 116.136826][ T8849] ? stack_trace_consume_entry+0x160/0x160 [ 116.142658][ T8849] ? fs_reclaim_release+0x9c/0xf0 [ 116.147695][ T8849] ? lock_is_held_type+0xfa/0x130 [ 116.152707][ T8849] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 116.158222][ T8849] ? trace_kmalloc+0x32/0xf0 [ 116.162787][ T8849] ? kmem_cache_alloc_trace+0x20b/0x440 [ 116.168317][ T8849] rtnl_newlink+0x5a/0x90 [ 116.172621][ T8849] rtnetlink_rcv_msg+0x31d/0x8d0 [ 116.177533][ T8849] ? __dev_queue_xmit+0x1531/0x2d80 [ 116.182712][ T8849] ? rtnl_newlink+0x90/0x90 [ 116.187201][ T8849] ? check_preemption_disabled+0x36/0xd0 [ 116.192808][ T8849] ? netdev_core_pick_tx+0x290/0x290 [ 116.198078][ T8849] ? lock_acquire+0x160/0x5d0 [ 116.202741][ T8849] netlink_rcv_skb+0x118/0x370 [ 116.207537][ T8849] ? rtnl_newlink+0x90/0x90 [ 116.212015][ T8849] ? netlink_ack+0x930/0x930 [ 116.216577][ T8849] ? netlink_deliver_tap+0x130/0x9a0 [ 116.221853][ T8849] netlink_unicast+0x42e/0x700 [ 116.226619][ T8849] ? netlink_attachskb+0x750/0x750 [ 116.231710][ T8849] ? __build_skb_around+0x1f3/0x2b0 [ 116.236901][ T8849] netlink_sendmsg+0x704/0xbf0 [ 116.241647][ T8849] ? netlink_unicast+0x700/0x700 [ 116.246579][ T8849] ? netlink_unicast+0x700/0x700 [ 116.251505][ T8849] sock_sendmsg+0xab/0xe0 [ 116.255810][ T8849] ____sys_sendmsg+0x5bf/0x7a0 [ 116.260551][ T8849] ? kernel_sendmsg+0x30/0x30 [ 116.265225][ T8849] ? do_recvmmsg+0x550/0x550 [ 116.269802][ T8849] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 116.275790][ T8849] ___sys_sendmsg+0xd3/0x150 [ 116.280358][ T8849] ? sendmsg_copy_msghdr+0x110/0x110 [ 116.285624][ T8849] ? find_held_lock+0x2d/0x110 [ 116.290366][ T8849] ? check_preemption_disabled+0x36/0xd0 [ 116.295999][ T8849] ? lock_release+0x424/0x7e0 [ 116.300655][ T8849] ? __fget_files+0x17c/0x2e0 [ 116.305319][ T8849] ? lock_downgrade+0x7b0/0x7b0 [ 116.310156][ T8849] ? find_held_lock+0x2d/0x110 [ 116.314905][ T8849] ? check_preemption_disabled+0x36/0xd0 [ 116.320516][ T8849] ? lock_is_held_type+0xfa/0x130 [ 116.325530][ T8849] ? __fget_files+0x194/0x2e0 [ 116.330200][ T8849] ? __fget_light+0xbe/0x220 [ 116.334775][ T8849] __sys_sendmsg+0xb2/0x140 [ 116.339255][ T8849] ? __sys_sendmsg_sock+0x10/0x10 [ 116.344357][ T8849] ? check_preemption_disabled+0x36/0xd0 [ 116.349978][ T8849] ? syscall_enter_from_user_mode+0x1d/0x60 [ 116.355858][ T8849] ? lockdep_hardirqs_on+0x54/0x100 [ 116.361034][ T8849] do_syscall_64+0x35/0xb0 [ 116.365434][ T8849] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 116.371317][ T8849] RIP: 0033:0x464d29 [ 116.375198][ T8849] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 116.394790][ T8849] RSP: 002b:00007ffaca919188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 116.403180][ T8849] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 116.411135][ T8849] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 116.419094][ T8849] RBP: 00007ffaca9191d0 R08: 0000000000000000 R09: 0000000000000000 [ 116.427069][ T8849] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 116.435012][ T8849] R13: 00007ffd8fe47d4f R14: 00007ffaca919300 R15: 0000000000022000 [ 116.538935][ T8953] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 116.600097][ T8873] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 116.862287][ T8876] FAULT_INJECTION: forcing a failure. [ 116.862287][ T8876] name failslab, interval 1, probability 0, space 0, times 0 [ 116.875203][ T8876] CPU: 0 PID: 8876 Comm: syz-executor.5 Not tainted 5.14.0-rc6-syzkaller #0 [ 116.883868][ T8876] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 116.894087][ T8876] Call Trace: [ 116.897366][ T8876] dump_stack_lvl+0xbd/0xe2 [ 116.901862][ T8876] should_fail.cold+0x5/0xa [ 116.906360][ T8876] should_failslab+0x5/0x10 [ 116.910852][ T8876] kmem_cache_alloc_trace+0x57/0x440 [ 116.916126][ T8876] netdevice_event+0x167/0x6c0 [ 116.920881][ T8876] ? update_gid_event_work_handler+0xb0/0xb0 [ 116.926845][ T8876] ? __up_read+0x1a1/0x7b0 [ 116.931248][ T8876] ? _roce_del_all_netdev_gids+0x10/0x10 [ 116.936865][ T8876] ? rdma_protocol_roce_eth_encap+0x90/0x90 [ 116.942745][ T8876] ? _raw_spin_unlock_irqrestore+0x2d/0x90 [ 116.948538][ T8876] ? skb_dequeue+0x110/0x1a0 [ 116.953124][ T8876] notifier_call_chain+0x94/0x170 [ 116.958136][ T8876] __dev_change_net_namespace+0x373/0x1120 [ 116.963916][ T8876] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 116.969524][ T8876] ? check_preemption_disabled+0x36/0xd0 [ 116.975218][ T8876] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 116.980391][ T8876] ? security_capable+0x4c/0x90 [ 116.985217][ T8876] ? ns_capable+0x4c/0xc0 [ 116.989528][ T8876] do_setlink+0x1d3/0x2cb0 [ 116.993921][ T8876] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 116.999888][ T8876] ? __kernel_text_address+0x9/0x30 [ 117.005058][ T8876] ? unwind_get_return_address+0x51/0x90 [ 117.010738][ T8876] ? rtnetlink_put_metrics+0x480/0x480 [ 117.016171][ T8876] ? mark_lock+0xf0/0x15f0 [ 117.020563][ T8876] ? mark_lock+0xf0/0x15f0 [ 117.024954][ T8876] ? __lock_acquire+0xbe2/0x52b0 [ 117.029865][ T8876] ? lock_chain_count+0x20/0x20 [ 117.034692][ T8876] ? memset+0x20/0x40 [ 117.038652][ T8876] ? __nla_validate_parse+0xb2/0x1fd0 [ 117.044008][ T8876] ? lock_chain_count+0x20/0x20 [ 117.048842][ T8876] ? __lock_acquire+0xbe2/0x52b0 [ 117.053776][ T8876] ? nla_get_range_signed+0x540/0x540 [ 117.059123][ T8876] ? __lock_acquire+0xbe2/0x52b0 [ 117.064046][ T8876] __rtnl_newlink+0xaca/0x13b0 [ 117.068822][ T8876] ? lock_is_held_type+0xfa/0x130 [ 117.073836][ T8876] ? rtnl_setlink+0x330/0x330 [ 117.078493][ T8876] ? check_preemption_disabled+0x36/0xd0 [ 117.084127][ T8876] ? lock_release+0x424/0x7e0 [ 117.088781][ T8876] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 117.094829][ T8876] ? is_bpf_text_address+0x65/0xe0 [ 117.099932][ T8876] ? kernel_text_address+0xbd/0xf0 [ 117.105019][ T8876] ? __kernel_text_address+0x9/0x30 [ 117.110190][ T8876] ? unwind_get_return_address+0x51/0x90 [ 117.115794][ T8876] ? create_prof_cpu_mask+0x20/0x20 [ 117.120969][ T8876] ? arch_stack_walk+0x93/0xe0 [ 117.125728][ T8876] ? stack_trace_save+0x8c/0xc0 [ 117.130552][ T8876] ? stack_trace_consume_entry+0x160/0x160 [ 117.136373][ T8876] ? fs_reclaim_release+0x9c/0xf0 [ 117.141375][ T8876] ? lock_is_held_type+0xfa/0x130 [ 117.146380][ T8876] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 117.151901][ T8876] ? trace_kmalloc+0x32/0xf0 [ 117.156474][ T8876] ? kmem_cache_alloc_trace+0x20b/0x440 [ 117.162016][ T8876] rtnl_newlink+0x5a/0x90 [ 117.166326][ T8876] rtnetlink_rcv_msg+0x31d/0x8d0 [ 117.171236][ T8876] ? __dev_queue_xmit+0x1531/0x2d80 [ 117.176407][ T8876] ? rtnl_newlink+0x90/0x90 [ 117.180889][ T8876] ? check_preemption_disabled+0x36/0xd0 [ 117.186493][ T8876] ? netdev_core_pick_tx+0x290/0x290 [ 117.191752][ T8876] ? lock_acquire+0x160/0x5d0 [ 117.196404][ T8876] netlink_rcv_skb+0x118/0x370 [ 117.201162][ T8876] ? rtnl_newlink+0x90/0x90 [ 117.205640][ T8876] ? netlink_ack+0x930/0x930 [ 117.210201][ T8876] ? netlink_deliver_tap+0x130/0x9a0 [ 117.215466][ T8876] netlink_unicast+0x42e/0x700 [ 117.220203][ T8876] ? netlink_attachskb+0x750/0x750 [ 117.225290][ T8876] ? __build_skb_around+0x1f3/0x2b0 [ 117.230465][ T8876] netlink_sendmsg+0x704/0xbf0 [ 117.235206][ T8876] ? netlink_unicast+0x700/0x700 [ 117.240125][ T8876] ? netlink_unicast+0x700/0x700 [ 117.245047][ T8876] sock_sendmsg+0xab/0xe0 [ 117.249465][ T8876] ____sys_sendmsg+0x5bf/0x7a0 [ 117.254218][ T8876] ? kernel_sendmsg+0x30/0x30 [ 117.258868][ T8876] ? do_recvmmsg+0x550/0x550 [ 117.263450][ T8876] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 117.269416][ T8876] ___sys_sendmsg+0xd3/0x150 [ 117.273983][ T8876] ? sendmsg_copy_msghdr+0x110/0x110 [ 117.279236][ T8876] ? find_held_lock+0x2d/0x110 [ 117.283973][ T8876] ? check_preemption_disabled+0x36/0xd0 [ 117.289580][ T8876] ? lock_release+0x424/0x7e0 [ 117.294245][ T8876] ? __fget_files+0x17c/0x2e0 [ 117.298898][ T8876] ? lock_downgrade+0x7b0/0x7b0 [ 117.303735][ T8876] ? find_held_lock+0x2d/0x110 [ 117.308472][ T8876] ? check_preemption_disabled+0x36/0xd0 [ 117.314075][ T8876] ? lock_is_held_type+0xfa/0x130 [ 117.319071][ T8876] ? __fget_files+0x194/0x2e0 [ 117.323732][ T8876] ? __fget_light+0xbe/0x220 [ 117.328299][ T8876] __sys_sendmsg+0xb2/0x140 [ 117.332785][ T8876] ? __sys_sendmsg_sock+0x10/0x10 [ 117.337798][ T8876] ? check_preemption_disabled+0x36/0xd0 [ 117.343506][ T8876] ? syscall_enter_from_user_mode+0x1d/0x60 [ 117.349387][ T8876] ? lockdep_hardirqs_on+0x54/0x100 [ 117.354575][ T8876] do_syscall_64+0x35/0xb0 [ 117.358964][ T8876] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 117.364828][ T8876] RIP: 0033:0x464d29 [ 117.368703][ T8876] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 117.388308][ T8876] RSP: 002b:00007f4c4b0e1188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 117.396694][ T8876] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 117.404642][ T8876] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 117.412586][ T8876] RBP: 00007f4c4b0e11d0 R08: 0000000000000000 R09: 0000000000000000 [ 117.420533][ T8876] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 117.428477][ T8876] R13: 00007fffaafd820f R14: 00007f4c4b0e1300 R15: 0000000000022000 [ 117.466712][ T8876] netdevsim netdevsim5 netdevsim1: unset [1, 0] type 2 family 0 port 6081 - 0 [ 117.538613][ T8897] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 117.822607][ T8902] FAULT_INJECTION: forcing a failure. [ 117.822607][ T8902] name failslab, interval 1, probability 0, space 0, times 0 [ 117.835455][ T8902] CPU: 1 PID: 8902 Comm: syz-executor.3 Not tainted 5.14.0-rc6-syzkaller #0 [ 117.844119][ T8902] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 117.854174][ T8902] Call Trace: [ 117.857440][ T8902] dump_stack_lvl+0xbd/0xe2 [ 117.862114][ T8902] should_fail.cold+0x5/0xa [ 117.866612][ T8902] should_failslab+0x5/0x10 [ 117.871206][ T8902] kmem_cache_alloc_node+0x60/0x540 [ 117.876392][ T8902] __alloc_skb+0x153/0x280 [ 117.880796][ T8902] __neigh_notify+0x7f/0x110 [ 117.885386][ T8902] neigh_cleanup_and_release+0x5a/0x220 [ 117.890923][ T8902] neigh_flush_dev+0x4a7/0x7e0 [ 117.895672][ T8902] ? lock_release+0x424/0x7e0 [ 117.900332][ T8902] __neigh_ifdown.isra.0+0x44/0x390 [ 117.905525][ T8902] ? __local_bh_enable_ip+0x11f/0x220 [ 117.910887][ T8902] ? rt6_disable_ip+0x491/0x6b0 [ 117.915717][ T8902] neigh_ifdown+0x7/0x10 [ 117.919940][ T8902] rt6_disable_ip+0x56c/0x6b0 [ 117.924602][ T8902] ? rt6_sync_down_dev+0x120/0x120 [ 117.929689][ T8902] ? mark_lock+0xf0/0x15f0 [ 117.934100][ T8902] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 117.939444][ T8902] ? lock_chain_count+0x20/0x20 [ 117.944287][ T8902] ? add_addr+0x2c0/0x2c0 [ 117.948606][ T8902] ? check_preemption_disabled+0x36/0xd0 [ 117.954210][ T8902] ? lock_is_held_type+0xfa/0x130 [ 117.959232][ T8902] addrconf_notify+0x44f/0x1d40 [ 117.964055][ T8902] ? mark_held_locks+0x9f/0xe0 [ 117.968791][ T8902] ? check_preemption_disabled+0x36/0xd0 [ 117.974393][ T8902] ? tls_device_sk_destruct+0x610/0x610 [ 117.979911][ T8902] ? clusterip_netdev_event+0x34e/0x550 [ 117.985431][ T8902] ? inet6_ifinfo_notify+0x100/0x100 [ 117.990691][ T8902] ? __local_bh_enable_ip+0x11f/0x220 [ 117.996049][ T8902] ? clusterip_netdev_event+0x34e/0x550 [ 118.001568][ T8902] notifier_call_chain+0x94/0x170 [ 118.006572][ T8902] dev_close_many+0x28c/0x560 [ 118.011236][ T8902] ? __lock_acquire+0xbe2/0x52b0 [ 118.016166][ T8902] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 118.022228][ T8902] __dev_change_net_namespace+0xb88/0x1120 [ 118.028007][ T8902] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 118.033630][ T8902] ? check_preemption_disabled+0x36/0xd0 [ 118.039239][ T8902] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 118.044412][ T8902] ? security_capable+0x4c/0x90 [ 118.049237][ T8902] ? ns_capable+0x4c/0xc0 [ 118.053548][ T8902] do_setlink+0x1d3/0x2cb0 [ 118.057962][ T8902] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 118.063923][ T8902] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 118.069881][ T8902] ? orc_sort_cmp+0xd0/0x140 [ 118.074454][ T8902] ? rtnetlink_put_metrics+0x480/0x480 [ 118.079905][ T8902] ? mark_lock+0xf0/0x15f0 [ 118.084337][ T8902] ? __lock_acquire+0xbe2/0x52b0 [ 118.089266][ T8902] ? lock_chain_count+0x20/0x20 [ 118.094095][ T8902] ? memset+0x20/0x40 [ 118.098057][ T8902] ? __nla_validate_parse+0xb2/0x1fd0 [ 118.103406][ T8902] ? lock_chain_count+0x20/0x20 [ 118.108242][ T8902] ? nla_get_range_signed+0x540/0x540 [ 118.113599][ T8902] ? __lock_acquire+0xbe2/0x52b0 [ 118.118530][ T8902] __rtnl_newlink+0xaca/0x13b0 [ 118.123276][ T8902] ? lock_is_held_type+0xfa/0x130 [ 118.128301][ T8902] ? rtnl_setlink+0x330/0x330 [ 118.132964][ T8902] ? check_preemption_disabled+0x36/0xd0 [ 118.138571][ T8902] ? lock_release+0x424/0x7e0 [ 118.143233][ T8902] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 118.149283][ T8902] ? is_bpf_text_address+0x65/0xe0 [ 118.154369][ T8902] ? kernel_text_address+0xbd/0xf0 [ 118.159456][ T8902] ? __kernel_text_address+0x9/0x30 [ 118.164643][ T8902] ? unwind_get_return_address+0x51/0x90 [ 118.170252][ T8902] ? create_prof_cpu_mask+0x20/0x20 [ 118.175429][ T8902] ? arch_stack_walk+0x93/0xe0 [ 118.180176][ T8902] ? stack_trace_save+0x8c/0xc0 [ 118.185004][ T8902] ? stack_trace_consume_entry+0x160/0x160 [ 118.190817][ T8902] ? fs_reclaim_release+0x9c/0xf0 [ 118.195818][ T8902] ? lock_is_held_type+0xfa/0x130 [ 118.200818][ T8902] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 118.206337][ T8902] ? trace_kmalloc+0x32/0xf0 [ 118.210937][ T8902] ? kmem_cache_alloc_trace+0x20b/0x440 [ 118.216559][ T8902] rtnl_newlink+0x5a/0x90 [ 118.220874][ T8902] rtnetlink_rcv_msg+0x31d/0x8d0 [ 118.225792][ T8902] ? rtnl_newlink+0x90/0x90 [ 118.230280][ T8902] ? check_preemption_disabled+0x36/0xd0 [ 118.235896][ T8902] ? lock_acquire+0x222/0x5d0 [ 118.240561][ T8902] netlink_rcv_skb+0x118/0x370 [ 118.245302][ T8902] ? rtnl_newlink+0x90/0x90 [ 118.249782][ T8902] ? netlink_ack+0x930/0x930 [ 118.254351][ T8902] ? netlink_deliver_tap+0x130/0x9a0 [ 118.259615][ T8902] netlink_unicast+0x42e/0x700 [ 118.264364][ T8902] ? netlink_attachskb+0x750/0x750 [ 118.269462][ T8902] ? __build_skb_around+0x1f3/0x2b0 [ 118.274646][ T8902] netlink_sendmsg+0x704/0xbf0 [ 118.279387][ T8902] ? netlink_unicast+0x700/0x700 [ 118.284305][ T8902] ? netlink_unicast+0x700/0x700 [ 118.289279][ T8902] sock_sendmsg+0xab/0xe0 [ 118.293598][ T8902] ____sys_sendmsg+0x5bf/0x7a0 [ 118.298348][ T8902] ? kernel_sendmsg+0x30/0x30 [ 118.303000][ T8902] ? do_recvmmsg+0x550/0x550 [ 118.307598][ T8902] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 118.313645][ T8902] ___sys_sendmsg+0xd3/0x150 [ 118.318210][ T8902] ? sendmsg_copy_msghdr+0x110/0x110 [ 118.323477][ T8902] ? find_held_lock+0x2d/0x110 [ 118.328218][ T8902] ? check_preemption_disabled+0x36/0xd0 [ 118.333824][ T8902] ? lock_release+0x424/0x7e0 [ 118.338480][ T8902] ? __fget_files+0x17c/0x2e0 [ 118.343156][ T8902] ? lock_downgrade+0x7b0/0x7b0 [ 118.348005][ T8902] ? find_held_lock+0x2d/0x110 [ 118.352746][ T8902] ? check_preemption_disabled+0x36/0xd0 [ 118.358353][ T8902] ? lock_is_held_type+0xfa/0x130 [ 118.363367][ T8902] ? __fget_files+0x194/0x2e0 [ 118.368036][ T8902] ? __fget_light+0xbe/0x220 [ 118.372692][ T8902] __sys_sendmsg+0xb2/0x140 [ 118.377182][ T8902] ? __sys_sendmsg_sock+0x10/0x10 [ 118.382200][ T8902] ? check_preemption_disabled+0x36/0xd0 [ 118.387816][ T8902] ? syscall_enter_from_user_mode+0x1d/0x60 [ 118.393682][ T8902] ? lockdep_hardirqs_on+0x54/0x100 [ 118.398857][ T8902] do_syscall_64+0x35/0xb0 [ 118.403282][ T8902] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 118.409242][ T8902] RIP: 0033:0x464d29 [ 118.413115][ T8902] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 118.432696][ T8902] RSP: 002b:00007fc21f376188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 118.441084][ T8902] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 118.449038][ T8902] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 118.457005][ T8902] RBP: 00007fc21f3761d0 R08: 0000000000000000 R09: 0000000000000000 [ 118.464952][ T8902] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 118.472900][ T8902] R13: 00007ffd90ed09ef R14: 00007fc21f376300 R15: 0000000000022000 [ 118.654710][ T8902] netdevsim netdevsim3 netdevsim3: unset [1, 0] type 2 family 0 port 6081 - 0 [ 118.719312][ T8933] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 118.879028][ T8958] FAULT_INJECTION: forcing a failure. [ 118.879028][ T8958] name failslab, interval 1, probability 0, space 0, times 0 [ 118.922166][ T8958] CPU: 0 PID: 8958 Comm: syz-executor.0 Not tainted 5.14.0-rc6-syzkaller #0 [ 118.930857][ T8958] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 118.940906][ T8958] Call Trace: [ 118.944196][ T8958] dump_stack_lvl+0xbd/0xe2 [ 118.948785][ T8958] should_fail.cold+0x5/0xa [ 118.953286][ T8958] ? device_rename+0x63/0x1b0 [ 118.957959][ T8958] should_failslab+0x5/0x10 [ 118.962480][ T8958] __kmalloc_track_caller+0x7c/0x480 [ 118.967763][ T8958] ? kobject_uevent_env+0x21a/0xf30 [ 118.972961][ T8958] kstrdup+0x29/0x50 [ 118.976935][ T8958] device_rename+0x63/0x1b0 [ 118.981432][ T8958] __dev_change_net_namespace+0xa55/0x1120 [ 118.987236][ T8958] ? check_preemption_disabled+0x36/0xd0 [ 118.992866][ T8958] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 118.998065][ T8958] ? security_capable+0x4c/0x90 [ 119.002912][ T8958] ? ns_capable+0x4c/0xc0 [ 119.007240][ T8958] do_setlink+0x1d3/0x2cb0 [ 119.011919][ T8958] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 119.017893][ T8958] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 119.023867][ T8958] ? orc_sort_cmp+0xd0/0x140 [ 119.028456][ T8958] ? rtnetlink_put_metrics+0x480/0x480 [ 119.033948][ T8958] ? mark_lock+0xf0/0x15f0 [ 119.038363][ T8958] ? mark_lock+0xf0/0x15f0 [ 119.042782][ T8958] ? __lock_acquire+0xbe2/0x52b0 [ 119.047717][ T8958] ? lock_chain_count+0x20/0x20 [ 119.052568][ T8958] ? memset+0x20/0x40 [ 119.056541][ T8958] ? __nla_validate_parse+0xb2/0x1fd0 [ 119.061920][ T8958] ? lock_chain_count+0x20/0x20 [ 119.066763][ T8958] ? __lock_acquire+0xbe2/0x52b0 [ 119.071693][ T8958] ? nla_get_range_signed+0x540/0x540 [ 119.077059][ T8958] ? __lock_acquire+0xbe2/0x52b0 [ 119.081996][ T8958] __rtnl_newlink+0xaca/0x13b0 [ 119.086762][ T8958] ? lock_is_held_type+0xfa/0x130 [ 119.091781][ T8958] ? rtnl_setlink+0x330/0x330 [ 119.096448][ T8958] ? check_preemption_disabled+0x36/0xd0 [ 119.102073][ T8958] ? lock_release+0x424/0x7e0 [ 119.106741][ T8958] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 119.112793][ T8958] ? is_bpf_text_address+0x65/0xe0 [ 119.117919][ T8958] ? kernel_text_address+0xbd/0xf0 [ 119.123006][ T8958] ? __kernel_text_address+0x9/0x30 [ 119.128180][ T8958] ? unwind_get_return_address+0x51/0x90 [ 119.133787][ T8958] ? create_prof_cpu_mask+0x20/0x20 [ 119.138975][ T8958] ? arch_stack_walk+0x93/0xe0 [ 119.143731][ T8958] ? stack_trace_save+0x8c/0xc0 [ 119.148550][ T8958] ? stack_trace_consume_entry+0x160/0x160 [ 119.154532][ T8958] ? fs_reclaim_release+0x9c/0xf0 [ 119.159533][ T8958] ? lock_is_held_type+0xfa/0x130 [ 119.164546][ T8958] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 119.170065][ T8958] ? trace_kmalloc+0x32/0xf0 [ 119.174649][ T8958] ? kmem_cache_alloc_trace+0x20b/0x440 [ 119.180199][ T8958] rtnl_newlink+0x5a/0x90 [ 119.184503][ T8958] rtnetlink_rcv_msg+0x31d/0x8d0 [ 119.189413][ T8958] ? __dev_queue_xmit+0x1531/0x2d80 [ 119.194587][ T8958] ? rtnl_newlink+0x90/0x90 [ 119.199069][ T8958] ? check_preemption_disabled+0x36/0xd0 [ 119.204673][ T8958] ? netdev_core_pick_tx+0x290/0x290 [ 119.209968][ T8958] ? lock_acquire+0x160/0x5d0 [ 119.214622][ T8958] netlink_rcv_skb+0x118/0x370 [ 119.219358][ T8958] ? rtnl_newlink+0x90/0x90 [ 119.223831][ T8958] ? netlink_ack+0x930/0x930 [ 119.228430][ T8958] ? netlink_deliver_tap+0x130/0x9a0 [ 119.233731][ T8958] netlink_unicast+0x42e/0x700 [ 119.238513][ T8958] ? netlink_attachskb+0x750/0x750 [ 119.243639][ T8958] ? __build_skb_around+0x1f3/0x2b0 [ 119.248818][ T8958] netlink_sendmsg+0x704/0xbf0 [ 119.253595][ T8958] ? netlink_unicast+0x700/0x700 [ 119.258527][ T8958] ? netlink_unicast+0x700/0x700 [ 119.263456][ T8958] sock_sendmsg+0xab/0xe0 [ 119.267765][ T8958] ____sys_sendmsg+0x5bf/0x7a0 [ 119.272618][ T8958] ? kernel_sendmsg+0x30/0x30 [ 119.277266][ T8958] ? do_recvmmsg+0x550/0x550 [ 119.281826][ T8958] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 119.287793][ T8958] ___sys_sendmsg+0xd3/0x150 [ 119.292370][ T8958] ? sendmsg_copy_msghdr+0x110/0x110 [ 119.298059][ T8958] ? find_held_lock+0x2d/0x110 [ 119.302808][ T8958] ? check_preemption_disabled+0x36/0xd0 [ 119.308410][ T8958] ? lock_release+0x424/0x7e0 [ 119.313058][ T8958] ? __fget_files+0x17c/0x2e0 [ 119.317707][ T8958] ? lock_downgrade+0x7b0/0x7b0 [ 119.322544][ T8958] ? find_held_lock+0x2d/0x110 [ 119.327279][ T8958] ? check_preemption_disabled+0x36/0xd0 [ 119.332891][ T8958] ? lock_is_held_type+0xfa/0x130 [ 119.337889][ T8958] ? __fget_files+0x194/0x2e0 [ 119.342541][ T8958] ? __fget_light+0xbe/0x220 [ 119.347120][ T8958] __sys_sendmsg+0xb2/0x140 [ 119.351611][ T8958] ? __sys_sendmsg_sock+0x10/0x10 [ 119.356615][ T8958] ? check_preemption_disabled+0x36/0xd0 [ 119.362216][ T8958] ? syscall_enter_from_user_mode+0x1d/0x60 [ 119.368100][ T8958] ? lockdep_hardirqs_on+0x54/0x100 [ 119.373272][ T8958] do_syscall_64+0x35/0xb0 [ 119.377657][ T8958] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 119.383519][ T8958] RIP: 0033:0x464d29 [ 119.387400][ T8958] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 119.406979][ T8958] RSP: 002b:00007feff775e188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 119.415362][ T8958] RAX: ffffffffffffffda RBX: 000000000055cfa0 RCX: 0000000000464d29 [ 119.423320][ T8958] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 119.431267][ T8958] RBP: 00007feff775e1d0 R08: 0000000000000000 R09: 0000000000000000 [ 119.439224][ T8958] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 119.447174][ T8958] R13: 00007ffc9f3c6c4f R14: 00007feff775e300 R15: 0000000000022000 [ 119.484462][ T8958] ------------[ cut here ]------------ [ 119.490144][ T8958] WARNING: CPU: 1 PID: 8958 at net/core/dev.c:11273 __dev_change_net_namespace+0xe5a/0x1120 [ 119.502348][ T8958] Modules linked in: [ 119.506550][ T8958] CPU: 0 PID: 8958 Comm: syz-executor.0 Not tainted 5.14.0-rc6-syzkaller #0 [ 119.515627][ T8958] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 119.526290][ T8958] RIP: 0010:__dev_change_net_namespace+0xe5a/0x1120 [ 119.533603][ T8958] Code: 00 00 48 c7 c6 00 3c 9b 88 48 c7 c7 40 3c 9b 88 c6 05 21 5a 9d 04 01 e8 2d f2 9f 01 0f 0b e9 71 f2 ff ff 0f 0b e9 1d fc ff ff <0f> 0b e9 fc fb ff ff 41 bd ea ff ff ff e9 17 f4 ff ff e8 7f 01 e5 [ 119.558083][ T8958] RSP: 0018:ffffc9000834eda0 EFLAGS: 00010282 [ 119.564234][ T8958] RAX: 00000000fffffff4 RBX: ffffffff8a310c80 RCX: 0000000000000001 [ 119.578681][ T8958] RDX: dffffc0000000000 RSI: ffffffff87eb69e0 RDI: ffffffff8833f600 [ 119.586663][ T8958] RBP: ffff88811d0d2000 R08: 0000000000000001 R09: ffff88811d0d2603 [ 119.600023][ T8958] R10: ffffed1023a1a4c0 R11: 6637303030302052 R12: ffff88811d0d2bb8 [ 119.607990][ T8958] R13: ffff88811d0d2098 R14: 00000000000000b9 R15: 000000008a310c80 [ 119.618879][ T8958] FS: 00007feff775e700(0000) GS:ffff8881f6500000(0000) knlGS:0000000000000000 [ 119.627885][ T8958] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.638756][ T8958] CR2: 00007f884506a000 CR3: 0000000116f4d003 CR4: 00000000001706e0 [ 119.646736][ T8958] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 119.659650][ T8958] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 119.667625][ T8958] Call Trace: [ 119.672087][ T8958] ? check_preemption_disabled+0x36/0xd0 [ 119.677805][ T8958] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 119.683580][ T8958] ? security_capable+0x4c/0x90 [ 119.689578][ T8958] ? ns_capable+0x4c/0xc0 [ 119.694027][ T8958] do_setlink+0x1d3/0x2cb0 [ 119.698600][ T8958] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 119.704575][ T8958] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 119.711445][ T8958] ? orc_sort_cmp+0xd0/0x140 [ 119.716148][ T8958] ? rtnetlink_put_metrics+0x480/0x480 [ 119.721754][ T8958] ? mark_lock+0xf0/0x15f0 [ 119.726167][ T8958] ? mark_lock+0xf0/0x15f0 [ 119.738437][ T8958] ? __lock_acquire+0xbe2/0x52b0 [ 119.743386][ T8958] ? lock_chain_count+0x20/0x20 [ 119.748226][ T8958] ? memset+0x20/0x40 [ 119.754231][ T8958] ? __nla_validate_parse+0xb2/0x1fd0 [ 119.759747][ T8958] ? lock_chain_count+0x20/0x20 [ 119.764592][ T8958] ? __lock_acquire+0xbe2/0x52b0 [ 119.769597][ T8958] ? nla_get_range_signed+0x540/0x540 [ 119.774958][ T8958] ? __lock_acquire+0xbe2/0x52b0 [ 119.779989][ T8958] __rtnl_newlink+0xaca/0x13b0 [ 119.784756][ T8958] ? lock_is_held_type+0xfa/0x130 [ 119.789842][ T8958] ? rtnl_setlink+0x330/0x330 [ 119.794509][ T8958] ? check_preemption_disabled+0x36/0xd0 [ 119.801439][ T8958] ? lock_release+0x424/0x7e0 [ 119.806209][ T8958] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 119.816230][ T8958] ? is_bpf_text_address+0x65/0xe0 [ 119.821999][ T8958] ? kernel_text_address+0xbd/0xf0 [ 119.827196][ T8958] ? __kernel_text_address+0x9/0x30 [ 119.832456][ T8958] ? unwind_get_return_address+0x51/0x90 [ 119.838079][ T8958] ? create_prof_cpu_mask+0x20/0x20 [ 119.843334][ T8958] ? arch_stack_walk+0x93/0xe0 [ 119.848094][ T8958] ? stack_trace_save+0x8c/0xc0 [ 119.852994][ T8958] ? stack_trace_consume_entry+0x160/0x160 [ 119.858923][ T8958] ? fs_reclaim_release+0x9c/0xf0 [ 119.863941][ T8958] ? lock_is_held_type+0xfa/0x130 [ 119.869011][ T8958] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 119.874554][ T8958] ? trace_kmalloc+0x32/0xf0 [ 119.879351][ T8958] ? kmem_cache_alloc_trace+0x20b/0x440 [ 119.884890][ T8958] rtnl_newlink+0x5a/0x90 [ 119.889453][ T8958] rtnetlink_rcv_msg+0x31d/0x8d0 [ 119.894393][ T8958] ? __dev_queue_xmit+0x1531/0x2d80 [ 119.899681][ T8958] ? rtnl_newlink+0x90/0x90 [ 119.904184][ T8958] ? check_preemption_disabled+0x36/0xd0 [ 119.911278][ T8958] ? netdev_core_pick_tx+0x290/0x290 [ 119.916565][ T8958] ? lock_acquire+0x160/0x5d0 [ 119.921321][ T8958] netlink_rcv_skb+0x118/0x370 [ 119.926140][ T8958] ? rtnl_newlink+0x90/0x90 [ 119.930719][ T8958] ? netlink_ack+0x930/0x930 [ 119.935304][ T8958] ? netlink_deliver_tap+0x130/0x9a0 [ 119.940663][ T8958] netlink_unicast+0x42e/0x700 [ 119.945422][ T8958] ? netlink_attachskb+0x750/0x750 [ 119.950609][ T8958] ? __build_skb_around+0x1f3/0x2b0 [ 119.955802][ T8958] netlink_sendmsg+0x704/0xbf0 [ 119.960623][ T8958] ? netlink_unicast+0x700/0x700 [ 119.965594][ T8958] ? netlink_unicast+0x700/0x700 [ 119.970582][ T8958] sock_sendmsg+0xab/0xe0 [ 119.974901][ T8958] ____sys_sendmsg+0x5bf/0x7a0 [ 119.979726][ T8958] ? kernel_sendmsg+0x30/0x30 [ 119.984391][ T8958] ? do_recvmmsg+0x550/0x550 [ 119.989145][ T8958] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 119.995134][ T8958] ___sys_sendmsg+0xd3/0x150 [ 119.999768][ T8958] ? sendmsg_copy_msghdr+0x110/0x110 [ 120.005040][ T8958] ? find_held_lock+0x2d/0x110 [ 120.009843][ T8958] ? check_preemption_disabled+0x36/0xd0 [ 120.015488][ T8958] ? lock_release+0x424/0x7e0 [ 120.021624][ T8958] ? __fget_files+0x17c/0x2e0 [ 120.026307][ T8958] ? lock_downgrade+0x7b0/0x7b0 [ 120.031338][ T8958] ? find_held_lock+0x2d/0x110 [ 120.036090][ T8958] ? check_preemption_disabled+0x36/0xd0 [ 120.041781][ T8958] ? lock_is_held_type+0xfa/0x130 [ 120.046793][ T8958] ? __fget_files+0x194/0x2e0 [ 120.051537][ T8958] ? __fget_light+0xbe/0x220 [ 120.056121][ T8958] __sys_sendmsg+0xb2/0x140 [ 120.060666][ T8958] ? __sys_sendmsg_sock+0x10/0x10 [ 120.065682][ T8958] ? check_preemption_disabled+0x36/0xd0 [ 120.071363][ T8958] ? syscall_enter_from_user_mode+0x1d/0x60 [ 120.077239][ T8958] ? lockdep_hardirqs_on+0x54/0x100 [ 120.082664][ T8958] do_syscall_64+0x35/0xb0 [ 120.087065][ T8958] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 120.092989][ T8958] RIP: 0033:0x464d29 [ 120.096872][ T8958] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 120.116528][ T8958] RSP: 002b:00007feff775e188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 120.124983][ T8958] RAX: ffffffffffffffda RBX: 000000000055cfa0 RCX: 0000000000464d29 [ 120.133339][ T8958] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 120.142032][ T8958] RBP: 00007feff775e1d0 R08: 0000000000000000 R09: 0000000000000000 [ 120.150611][ T8958] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 120.159151][ T8958] R13: 00007ffc9f3c6c4f R14: 00007feff775e300 R15: 0000000000022000 [ 120.167196][ T8958] irq event stamp: 5325 [ 120.171718][ T8958] hardirqs last enabled at (5375): [] finish_task_switch.isra.0+0x224/0x980 [ 120.182292][ T8958] hardirqs last disabled at (5400): [] __schedule+0x116e/0x2170 [ 120.191835][ T8958] softirqs last enabled at (5448): [] irq_exit_rcu+0x229/0x270 [ 120.201234][ T8958] softirqs last disabled at (5461): [] irq_exit_rcu+0x229/0x270 [ 120.212089][ T8958] ---[ end trace fb4aa6de9d66e8df ]--- [ 120.228415][ T8962] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 120.255228][ T8964] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 120.319287][ T8971] FAULT_INJECTION: forcing a failure. [ 120.319287][ T8971] name failslab, interval 1, probability 0, space 0, times 0 [ 120.347906][ T8971] CPU: 1 PID: 8971 Comm: syz-executor.1 Tainted: G W 5.14.0-rc6-syzkaller #0 [ 120.357982][ T8971] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 120.368030][ T8971] Call Trace: [ 120.371308][ T8971] dump_stack_lvl+0xbd/0xe2 [ 120.375812][ T8971] should_fail.cold+0x5/0xa [ 120.380315][ T8971] should_failslab+0x5/0x10 [ 120.384813][ T8971] kmem_cache_alloc_node+0x60/0x540 [ 120.390014][ T8971] __alloc_skb+0x153/0x280 [ 120.394426][ T8971] alloc_uevent_skb+0x76/0x200 [ 120.399168][ T8971] kobject_uevent_env+0xc42/0xf30 [ 120.404171][ T8971] ? check_preemption_disabled+0x36/0xd0 [ 120.409777][ T8971] ? __local_bh_enable_ip+0x11f/0x220 [ 120.415126][ T8971] ? __dev_change_net_namespace+0x3fe/0x1120 [ 120.421079][ T8971] ? lockdep_hardirqs_on+0x54/0x100 [ 120.426251][ T8971] __dev_change_net_namespace+0x80b/0x1120 [ 120.432151][ T8971] ? check_preemption_disabled+0x36/0xd0 [ 120.437782][ T8971] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 120.442959][ T8971] ? security_capable+0x4c/0x90 [ 120.447786][ T8971] ? ns_capable+0x4c/0xc0 [ 120.452104][ T8971] do_setlink+0x1d3/0x2cb0 [ 120.456498][ T8971] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 120.462451][ T8971] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 120.468403][ T8971] ? orc_sort_cmp+0xd0/0x140 [ 120.472966][ T8971] ? rtnetlink_put_metrics+0x480/0x480 [ 120.478399][ T8971] ? mark_lock+0xf0/0x15f0 [ 120.482810][ T8971] ? mark_lock+0xf0/0x15f0 [ 120.487198][ T8971] ? __lock_acquire+0xbe2/0x52b0 [ 120.492116][ T8971] ? lock_chain_count+0x20/0x20 [ 120.496942][ T8971] ? memset+0x20/0x40 [ 120.500915][ T8971] ? __nla_validate_parse+0xb2/0x1fd0 [ 120.506271][ T8971] ? lock_chain_count+0x20/0x20 [ 120.511097][ T8971] ? __lock_acquire+0xbe2/0x52b0 [ 120.516203][ T8971] ? nla_get_range_signed+0x540/0x540 [ 120.521549][ T8971] ? __lock_acquire+0xbe2/0x52b0 [ 120.526478][ T8971] __rtnl_newlink+0xaca/0x13b0 [ 120.531224][ T8971] ? lock_is_held_type+0xfa/0x130 [ 120.536239][ T8971] ? rtnl_setlink+0x330/0x330 [ 120.540908][ T8971] ? check_preemption_disabled+0x36/0xd0 [ 120.546513][ T8971] ? lock_release+0x424/0x7e0 [ 120.551182][ T8971] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 120.557226][ T8971] ? is_bpf_text_address+0x65/0xe0 [ 120.562317][ T8971] ? kernel_text_address+0xbd/0xf0 [ 120.567419][ T8971] ? __kernel_text_address+0x9/0x30 [ 120.572591][ T8971] ? unwind_get_return_address+0x51/0x90 [ 120.578205][ T8971] ? create_prof_cpu_mask+0x20/0x20 [ 120.583383][ T8971] ? arch_stack_walk+0x93/0xe0 [ 120.588196][ T8971] ? stack_trace_save+0x8c/0xc0 [ 120.593038][ T8971] ? stack_trace_consume_entry+0x160/0x160 [ 120.598859][ T8971] ? fs_reclaim_release+0x9c/0xf0 [ 120.603988][ T8971] ? lock_is_held_type+0xfa/0x130 [ 120.609002][ T8971] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 120.614608][ T8971] ? trace_kmalloc+0x32/0xf0 [ 120.619211][ T8971] ? kmem_cache_alloc_trace+0x20b/0x440 [ 120.624738][ T8971] rtnl_newlink+0x5a/0x90 [ 120.629047][ T8971] rtnetlink_rcv_msg+0x31d/0x8d0 [ 120.633958][ T8971] ? __dev_queue_xmit+0x1531/0x2d80 [ 120.639131][ T8971] ? rtnl_newlink+0x90/0x90 [ 120.643611][ T8971] ? check_preemption_disabled+0x36/0xd0 [ 120.649260][ T8971] ? netdev_core_pick_tx+0x290/0x290 [ 120.654523][ T8971] ? lock_acquire+0x160/0x5d0 [ 120.659195][ T8971] netlink_rcv_skb+0x118/0x370 [ 120.663933][ T8971] ? rtnl_newlink+0x90/0x90 [ 120.668421][ T8971] ? netlink_ack+0x930/0x930 [ 120.672994][ T8971] ? netlink_deliver_tap+0x130/0x9a0 [ 120.678273][ T8971] netlink_unicast+0x42e/0x700 [ 120.683020][ T8971] ? netlink_attachskb+0x750/0x750 [ 120.688102][ T8971] ? __build_skb_around+0x1f3/0x2b0 [ 120.693275][ T8971] netlink_sendmsg+0x704/0xbf0 [ 120.698018][ T8971] ? netlink_unicast+0x700/0x700 [ 120.702930][ T8971] ? netlink_unicast+0x700/0x700 [ 120.707838][ T8971] sock_sendmsg+0xab/0xe0 [ 120.712152][ T8971] ____sys_sendmsg+0x5bf/0x7a0 [ 120.716901][ T8971] ? kernel_sendmsg+0x30/0x30 [ 120.721548][ T8971] ? do_recvmmsg+0x550/0x550 [ 120.726116][ T8971] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 120.732092][ T8971] ___sys_sendmsg+0xd3/0x150 [ 120.736669][ T8971] ? sendmsg_copy_msghdr+0x110/0x110 [ 120.741921][ T8971] ? find_held_lock+0x2d/0x110 [ 120.746655][ T8971] ? check_preemption_disabled+0x36/0xd0 [ 120.752257][ T8971] ? lock_release+0x424/0x7e0 [ 120.756905][ T8971] ? __fget_files+0x17c/0x2e0 [ 120.761557][ T8971] ? lock_downgrade+0x7b0/0x7b0 [ 120.766399][ T8971] ? find_held_lock+0x2d/0x110 [ 120.771157][ T8971] ? check_preemption_disabled+0x36/0xd0 [ 120.776773][ T8971] ? lock_is_held_type+0xfa/0x130 [ 120.781775][ T8971] ? __fget_files+0x194/0x2e0 [ 120.786429][ T8971] ? __fget_light+0xbe/0x220 [ 120.791013][ T8971] __sys_sendmsg+0xb2/0x140 [ 120.795513][ T8971] ? __sys_sendmsg_sock+0x10/0x10 [ 120.800534][ T8971] ? check_preemption_disabled+0x36/0xd0 [ 120.806140][ T8971] ? syscall_enter_from_user_mode+0x1d/0x60 [ 120.812006][ T8971] ? lockdep_hardirqs_on+0x54/0x100 [ 120.817176][ T8971] do_syscall_64+0x35/0xb0 [ 120.821564][ T8971] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 120.827433][ T8971] RIP: 0033:0x464d29 [ 120.831319][ T8971] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 120.850898][ T8971] RSP: 002b:00007ffaca919188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 120.859285][ T8971] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 120.867236][ T8971] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 120.875283][ T8971] RBP: 00007ffaca9191d0 R08: 0000000000000000 R09: 0000000000000000 [ 120.883235][ T8971] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 120.891193][ T8971] R13: 00007ffd8fe47d4f R14: 00007ffaca919300 R15: 0000000000022000 2021/08/21 17:22:51 executed programs: 119 [ 120.941501][ T8995] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 121.019163][ T8997] FAULT_INJECTION: forcing a failure. [ 121.019163][ T8997] name failslab, interval 1, probability 0, space 0, times 0 [ 121.037970][ T8997] CPU: 1 PID: 8997 Comm: syz-executor.5 Tainted: G W 5.14.0-rc6-syzkaller #0 [ 121.048045][ T8997] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 121.058135][ T8997] Call Trace: [ 121.061414][ T8997] dump_stack_lvl+0xbd/0xe2 [ 121.065917][ T8997] should_fail.cold+0x5/0xa [ 121.070415][ T8997] ? device_rename+0x63/0x1b0 [ 121.075089][ T8997] should_failslab+0x5/0x10 [ 121.079583][ T8997] __kmalloc_track_caller+0x7c/0x480 [ 121.084860][ T8997] ? kobject_uevent_env+0x21a/0xf30 [ 121.090057][ T8997] kstrdup+0x29/0x50 [ 121.093954][ T8997] device_rename+0x63/0x1b0 [ 121.098461][ T8997] __dev_change_net_namespace+0xa55/0x1120 [ 121.104269][ T8997] ? check_preemption_disabled+0x36/0xd0 [ 121.109896][ T8997] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 121.115093][ T8997] ? security_capable+0x4c/0x90 [ 121.119943][ T8997] ? ns_capable+0x4c/0xc0 [ 121.124271][ T8997] do_setlink+0x1d3/0x2cb0 [ 121.128689][ T8997] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 121.134663][ T8997] ? __kernel_text_address+0x9/0x30 [ 121.139858][ T8997] ? unwind_get_return_address+0x51/0x90 [ 121.145485][ T8997] ? rtnetlink_put_metrics+0x480/0x480 [ 121.150944][ T8997] ? mark_lock+0xf0/0x15f0 [ 121.155355][ T8997] ? mark_lock+0xf0/0x15f0 [ 121.159766][ T8997] ? lock_chain_count+0x20/0x20 [ 121.164614][ T8997] ? lock_chain_count+0x20/0x20 [ 121.169461][ T8997] ? memset+0x20/0x40 [ 121.173439][ T8997] ? __nla_validate_parse+0xb2/0x1fd0 [ 121.178806][ T8997] ? lock_chain_count+0x20/0x20 [ 121.183650][ T8997] ? nla_get_range_signed+0x540/0x540 [ 121.189013][ T8997] ? __lock_acquire+0xbe2/0x52b0 [ 121.193958][ T8997] __rtnl_newlink+0xaca/0x13b0 [ 121.198748][ T8997] ? lock_is_held_type+0xfa/0x130 [ 121.203767][ T8997] ? rtnl_setlink+0x330/0x330 [ 121.208436][ T8997] ? check_preemption_disabled+0x36/0xd0 [ 121.214061][ T8997] ? lock_release+0x424/0x7e0 [ 121.218741][ T8997] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 121.224810][ T8997] ? is_bpf_text_address+0x65/0xe0 [ 121.229910][ T8997] ? kernel_text_address+0xbd/0xf0 [ 121.235007][ T8997] ? __kernel_text_address+0x9/0x30 [ 121.240177][ T8997] ? unwind_get_return_address+0x51/0x90 [ 121.245785][ T8997] ? create_prof_cpu_mask+0x20/0x20 [ 121.250966][ T8997] ? arch_stack_walk+0x93/0xe0 [ 121.255715][ T8997] ? stack_trace_save+0x8c/0xc0 [ 121.260545][ T8997] ? stack_trace_consume_entry+0x160/0x160 [ 121.266347][ T8997] ? fs_reclaim_release+0x9c/0xf0 [ 121.271347][ T8997] ? lock_is_held_type+0xfa/0x130 [ 121.276357][ T8997] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 121.281871][ T8997] ? trace_kmalloc+0x32/0xf0 [ 121.286434][ T8997] ? kmem_cache_alloc_trace+0x20b/0x440 [ 121.291972][ T8997] rtnl_newlink+0x5a/0x90 [ 121.296280][ T8997] rtnetlink_rcv_msg+0x31d/0x8d0 [ 121.301282][ T8997] ? __dev_queue_xmit+0x1531/0x2d80 [ 121.306449][ T8997] ? rtnl_newlink+0x90/0x90 [ 121.310928][ T8997] ? check_preemption_disabled+0x36/0xd0 [ 121.316532][ T8997] ? netdev_core_pick_tx+0x290/0x290 [ 121.321790][ T8997] ? lock_acquire+0x160/0x5d0 [ 121.326446][ T8997] netlink_rcv_skb+0x118/0x370 [ 121.331185][ T8997] ? rtnl_newlink+0x90/0x90 [ 121.335663][ T8997] ? netlink_ack+0x930/0x930 [ 121.340221][ T8997] ? netlink_deliver_tap+0x130/0x9a0 [ 121.345504][ T8997] netlink_unicast+0x42e/0x700 [ 121.350782][ T8997] ? netlink_attachskb+0x750/0x750 [ 121.355863][ T8997] ? __build_skb_around+0x1f3/0x2b0 [ 121.361037][ T8997] netlink_sendmsg+0x704/0xbf0 [ 121.365870][ T8997] ? netlink_unicast+0x700/0x700 [ 121.370790][ T8997] ? netlink_unicast+0x700/0x700 [ 121.375704][ T8997] sock_sendmsg+0xab/0xe0 [ 121.380012][ T8997] ____sys_sendmsg+0x5bf/0x7a0 [ 121.384752][ T8997] ? kernel_sendmsg+0x30/0x30 [ 121.389402][ T8997] ? do_recvmmsg+0x550/0x550 [ 121.393976][ T8997] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 121.399940][ T8997] ___sys_sendmsg+0xd3/0x150 [ 121.404517][ T8997] ? sendmsg_copy_msghdr+0x110/0x110 [ 121.409771][ T8997] ? find_held_lock+0x2d/0x110 [ 121.414516][ T8997] ? check_preemption_disabled+0x36/0xd0 [ 121.420117][ T8997] ? lock_release+0x424/0x7e0 [ 121.424764][ T8997] ? __fget_files+0x17c/0x2e0 [ 121.429420][ T8997] ? lock_downgrade+0x7b0/0x7b0 [ 121.434239][ T8997] ? find_held_lock+0x2d/0x110 [ 121.438979][ T8997] ? check_preemption_disabled+0x36/0xd0 [ 121.444591][ T8997] ? lock_is_held_type+0xfa/0x130 [ 121.449589][ T8997] ? __fget_files+0x194/0x2e0 [ 121.454241][ T8997] ? __fget_light+0xbe/0x220 [ 121.458802][ T8997] __sys_sendmsg+0xb2/0x140 [ 121.463278][ T8997] ? __sys_sendmsg_sock+0x10/0x10 [ 121.468285][ T8997] ? check_preemption_disabled+0x36/0xd0 [ 121.473896][ T8997] ? syscall_enter_from_user_mode+0x1d/0x60 [ 121.479759][ T8997] ? lockdep_hardirqs_on+0x54/0x100 [ 121.484932][ T8997] do_syscall_64+0x35/0xb0 [ 121.489331][ T8997] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 121.495196][ T8997] RIP: 0033:0x464d29 [ 121.499063][ T8997] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 121.518640][ T8997] RSP: 002b:00007f4c4b0e1188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 121.527022][ T8997] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 121.534964][ T8997] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 121.542916][ T8997] RBP: 00007f4c4b0e11d0 R08: 0000000000000000 R09: 0000000000000000 [ 121.550874][ T8997] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 121.558838][ T8997] R13: 00007fffaafd820f R14: 00007f4c4b0e1300 R15: 0000000000022000 [ 121.571063][ T8997] ------------[ cut here ]------------ [ 121.576685][ T8997] WARNING: CPU: 1 PID: 8997 at net/core/dev.c:11273 __dev_change_net_namespace+0xe5a/0x1120 [ 121.587320][ T8997] Modules linked in: [ 121.591538][ T8997] CPU: 1 PID: 8997 Comm: syz-executor.5 Tainted: G W 5.14.0-rc6-syzkaller #0 [ 121.602383][ T8997] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 121.612767][ T8997] RIP: 0010:__dev_change_net_namespace+0xe5a/0x1120 [ 121.619866][ T8997] Code: 00 00 48 c7 c6 00 3c 9b 88 48 c7 c7 40 3c 9b 88 c6 05 21 5a 9d 04 01 e8 2d f2 9f 01 0f 0b e9 71 f2 ff ff 0f 0b e9 1d fc ff ff <0f> 0b e9 fc fb ff ff 41 bd ea ff ff ff e9 17 f4 ff ff e8 7f 01 e5 [ 121.639882][ T8997] RSP: 0018:ffffc900018c6da0 EFLAGS: 00010282 [ 121.646082][ T8997] RAX: 00000000fffffff4 RBX: ffffffff8a310c80 RCX: 0000000000000001 [ 121.654362][ T8997] RDX: dffffc0000000000 RSI: ffffffff87eb69e0 RDI: ffffffff8833f600 [ 121.663330][ T8997] RBP: ffff888101c78000 R08: 0000000000000001 R09: ffff888101c78603 [ 121.671540][ T8997] R10: ffffed102038f0c0 R11: 6637303030302052 R12: ffff888101c78bb8 [ 121.681468][ T8997] R13: ffff888101c78098 R14: 00000000000000bf R15: 000000008a310c80 [ 121.689710][ T8997] FS: 00007f4c4b0e1700(0000) GS:ffff8881f6500000(0000) knlGS:0000000000000000 [ 121.698911][ T8997] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.706095][ T8997] CR2: 00007f5b4ac9bab4 CR3: 00000001229f9004 CR4: 00000000001706e0 [ 121.714324][ T8997] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 121.722524][ T8997] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 121.731069][ T8997] Call Trace: [ 121.734477][ T8997] ? check_preemption_disabled+0x36/0xd0 [ 121.740349][ T8997] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 121.745654][ T8997] ? security_capable+0x4c/0x90 [ 121.750713][ T8997] ? ns_capable+0x4c/0xc0 [ 121.755102][ T8997] do_setlink+0x1d3/0x2cb0 [ 121.759738][ T8997] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 121.765811][ T8997] ? __kernel_text_address+0x9/0x30 [ 121.771256][ T8997] ? unwind_get_return_address+0x51/0x90 [ 121.776977][ T8997] ? rtnetlink_put_metrics+0x480/0x480 [ 121.782616][ T8997] ? mark_lock+0xf0/0x15f0 [ 121.787119][ T8997] ? mark_lock+0xf0/0x15f0 [ 121.792790][ T8997] ? lock_chain_count+0x20/0x20 [ 121.797835][ T8997] ? lock_chain_count+0x20/0x20 [ 121.802869][ T8997] ? memset+0x20/0x40 [ 121.806941][ T8997] ? __nla_validate_parse+0xb2/0x1fd0 [ 121.812690][ T8997] ? lock_chain_count+0x20/0x20 [ 121.817578][ T8997] ? nla_get_range_signed+0x540/0x540 [ 121.823171][ T8997] ? __lock_acquire+0xbe2/0x52b0 [ 121.828152][ T8997] __rtnl_newlink+0xaca/0x13b0 [ 121.833028][ T8997] ? lock_is_held_type+0xfa/0x130 [ 121.838062][ T8997] ? rtnl_setlink+0x330/0x330 [ 121.842835][ T8997] ? check_preemption_disabled+0x36/0xd0 [ 121.848561][ T8997] ? lock_release+0x424/0x7e0 [ 121.853232][ T8997] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 121.859404][ T8997] ? is_bpf_text_address+0x65/0xe0 [ 121.864509][ T8997] ? kernel_text_address+0xbd/0xf0 [ 121.869674][ T8997] ? __kernel_text_address+0x9/0x30 [ 121.874859][ T8997] ? unwind_get_return_address+0x51/0x90 [ 121.880556][ T8997] ? create_prof_cpu_mask+0x20/0x20 [ 121.885751][ T8997] ? arch_stack_walk+0x93/0xe0 [ 121.890647][ T8997] ? stack_trace_save+0x8c/0xc0 [ 121.895488][ T8997] ? stack_trace_consume_entry+0x160/0x160 [ 121.902806][ T8997] ? fs_reclaim_release+0x9c/0xf0 [ 121.907892][ T8997] ? lock_is_held_type+0xfa/0x130 [ 121.912985][ T8997] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 121.918590][ T8997] ? trace_kmalloc+0x32/0xf0 [ 121.923170][ T8997] ? kmem_cache_alloc_trace+0x20b/0x440 [ 121.928758][ T8997] rtnl_newlink+0x5a/0x90 [ 121.933101][ T8997] rtnetlink_rcv_msg+0x31d/0x8d0 [ 121.938014][ T8997] ? __dev_queue_xmit+0x1531/0x2d80 [ 121.943250][ T8997] ? rtnl_newlink+0x90/0x90 [ 121.947742][ T8997] ? check_preemption_disabled+0x36/0xd0 [ 121.953403][ T8997] ? netdev_core_pick_tx+0x290/0x290 [ 121.958753][ T8997] ? lock_acquire+0x160/0x5d0 [ 121.963428][ T8997] netlink_rcv_skb+0x118/0x370 [ 121.978225][ T8997] ? rtnl_newlink+0x90/0x90 [ 121.982733][ T8997] ? netlink_ack+0x930/0x930 [ 121.987304][ T8997] ? netlink_deliver_tap+0x130/0x9a0 [ 121.992629][ T8997] netlink_unicast+0x42e/0x700 [ 121.997380][ T8997] ? netlink_attachskb+0x750/0x750 [ 122.002529][ T8997] ? __build_skb_around+0x1f3/0x2b0 [ 122.007714][ T8997] netlink_sendmsg+0x704/0xbf0 [ 122.013225][ T8997] ? netlink_unicast+0x700/0x700 [ 122.018621][ T8997] ? netlink_unicast+0x700/0x700 [ 122.023700][ T8997] sock_sendmsg+0xab/0xe0 [ 122.028089][ T8997] ____sys_sendmsg+0x5bf/0x7a0 [ 122.033245][ T8997] ? kernel_sendmsg+0x30/0x30 [ 122.038020][ T8997] ? do_recvmmsg+0x550/0x550 [ 122.042993][ T8997] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 122.049486][ T8997] ___sys_sendmsg+0xd3/0x150 [ 122.054158][ T8997] ? sendmsg_copy_msghdr+0x110/0x110 [ 122.059806][ T8997] ? find_held_lock+0x2d/0x110 [ 122.064653][ T8997] ? check_preemption_disabled+0x36/0xd0 [ 122.070704][ T8997] ? lock_release+0x424/0x7e0 [ 122.075467][ T8997] ? __fget_files+0x17c/0x2e0 [ 122.080616][ T8997] ? lock_downgrade+0x7b0/0x7b0 [ 122.085550][ T8997] ? find_held_lock+0x2d/0x110 [ 122.090657][ T8997] ? check_preemption_disabled+0x36/0xd0 [ 122.096374][ T8997] ? lock_is_held_type+0xfa/0x130 [ 122.101800][ T8997] ? __fget_files+0x194/0x2e0 [ 122.106589][ T8997] ? __fget_light+0xbe/0x220 [ 122.111398][ T8997] __sys_sendmsg+0xb2/0x140 [ 122.115886][ T8997] ? __sys_sendmsg_sock+0x10/0x10 [ 122.121186][ T8997] ? check_preemption_disabled+0x36/0xd0 [ 122.126819][ T8997] ? syscall_enter_from_user_mode+0x1d/0x60 [ 122.133686][ T8997] ? lockdep_hardirqs_on+0x54/0x100 [ 122.138957][ T8997] do_syscall_64+0x35/0xb0 [ 122.143364][ T8997] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 122.149332][ T8997] RIP: 0033:0x464d29 [ 122.153213][ T8997] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 122.172894][ T8997] RSP: 002b:00007f4c4b0e1188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 122.181540][ T8997] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 122.189590][ T8997] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 122.197553][ T8997] RBP: 00007f4c4b0e11d0 R08: 0000000000000000 R09: 0000000000000000 [ 122.205722][ T8997] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 122.213962][ T8997] R13: 00007fffaafd820f R14: 00007f4c4b0e1300 R15: 0000000000022000 [ 122.223429][ T8997] irq event stamp: 4979 [ 122.227702][ T8997] hardirqs last enabled at (4991): [] finish_task_switch.isra.0+0x224/0x980 [ 122.238471][ T8997] hardirqs last disabled at (5022): [] __schedule+0x116e/0x2170 [ 122.247759][ T8997] softirqs last enabled at (5018): [] irq_exit_rcu+0x229/0x270 [ 122.257339][ T8997] softirqs last disabled at (5043): [] irq_exit_rcu+0x229/0x270 [ 122.266749][ T8997] ---[ end trace fb4aa6de9d66e8e0 ]--- [ 122.303562][ T9027] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 122.375601][ T9053] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 122.404479][ T9053] sysfs: cannot create duplicate filename '/devices/virtual/net/veth5' [ 122.497294][ T9053] CPU: 1 PID: 9053 Comm: syz-executor.0 Tainted: G W 5.14.0-rc6-syzkaller #0 [ 122.507459][ T9053] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 122.517507][ T9053] Call Trace: [ 122.520782][ T9053] dump_stack_lvl+0xbd/0xe2 [ 122.525457][ T9053] sysfs_warn_dup.cold+0x17/0x24 [ 122.530418][ T9053] sysfs_create_dir_ns+0x1e9/0x260 [ 122.535612][ T9053] ? sysfs_create_mount_point+0x80/0x80 [ 122.541153][ T9053] ? rwlock_bug.part.0+0x90/0x90 [ 122.546093][ T9053] kobject_add_internal+0x274/0x7f0 [ 122.551298][ T9053] kobject_add+0x120/0x190 [ 122.555707][ T9053] ? kset_create_and_add+0x170/0x170 [ 122.561009][ T9053] ? wait_for_completion_io+0x280/0x280 [ 122.566555][ T9053] ? lockdep_init_map_type+0x2c3/0x870 [ 122.572021][ T9053] device_add+0x2cd/0x1cd0 [ 122.576520][ T9053] ? dev_set_name+0xa6/0xd0 [ 122.581188][ T9053] ? device_initialize+0x500/0x500 [ 122.586290][ T9053] ? lockdep_init_map_type+0x2c3/0x870 [ 122.591740][ T9053] ? __fw_devlink_link_to_suppliers+0x550/0x550 [ 122.597993][ T9053] netdev_register_kobject+0x162/0x350 [ 122.603447][ T9053] register_netdevice+0xa77/0x1190 [ 122.608555][ T9053] ? netdev_change_features+0xa0/0xa0 [ 122.613926][ T9053] ? rtnl_create_link+0x87c/0xba0 [ 122.618964][ T9053] veth_newlink+0x37b/0x980 [ 122.623462][ T9053] ? __rtnl_newlink+0xc11/0x13b0 [ 122.628555][ T9053] ? veth_open+0x170/0x170 [ 122.632963][ T9053] ? netlink_unicast+0x42e/0x700 [ 122.637889][ T9053] ? netlink_sendmsg+0x704/0xbf0 [ 122.642821][ T9053] ? sock_sendmsg+0xab/0xe0 [ 122.647316][ T9053] ? ____sys_sendmsg+0x5bf/0x7a0 [ 122.652241][ T9053] ? ___sys_sendmsg+0xd3/0x150 [ 122.656995][ T9053] ? __sys_sendmsg+0xb2/0x140 [ 122.661663][ T9053] ? do_syscall_64+0x35/0xb0 [ 122.666248][ T9053] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 122.672308][ T9053] ? lock_is_held_type+0xfa/0x130 [ 122.677327][ T9053] ? find_held_lock+0x2d/0x110 [ 122.682083][ T9053] ? check_preemption_disabled+0x36/0xd0 [ 122.687705][ T9053] ? lock_release+0x424/0x7e0 [ 122.692380][ T9053] ? fs_reclaim_release+0x9c/0xf0 [ 122.697402][ T9053] ? mark_held_locks+0x9f/0xe0 [ 122.702166][ T9053] ? lock_is_held_type+0xfa/0x130 [ 122.707186][ T9053] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 122.712719][ T9053] ? kmem_cache_alloc_node_trace+0x420/0x570 [ 122.718701][ T9053] ? memset+0x20/0x40 [ 122.722680][ T9053] ? memcpy+0x39/0x60 [ 122.726655][ T9053] ? alloc_netdev_mqs+0x903/0xda0 [ 122.731673][ T9053] ? security_capable+0x4c/0x90 [ 122.736780][ T9053] ? rtnl_create_link+0x87c/0xba0 [ 122.741810][ T9053] __rtnl_newlink+0xcd7/0x13b0 [ 122.746582][ T9053] ? lock_is_held_type+0xfa/0x130 [ 122.751600][ T9053] ? rtnl_setlink+0x330/0x330 [ 122.756269][ T9053] ? check_preemption_disabled+0x36/0xd0 [ 122.761892][ T9053] ? lock_release+0x424/0x7e0 [ 122.766572][ T9053] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 122.772732][ T9053] ? is_bpf_text_address+0x65/0xe0 [ 122.777925][ T9053] ? kernel_text_address+0xbd/0xf0 [ 122.783030][ T9053] ? __kernel_text_address+0x9/0x30 [ 122.788222][ T9053] ? unwind_get_return_address+0x51/0x90 [ 122.793860][ T9053] ? create_prof_cpu_mask+0x20/0x20 [ 122.799142][ T9053] ? arch_stack_walk+0x93/0xe0 [ 122.803921][ T9053] ? stack_trace_save+0x8c/0xc0 [ 122.808768][ T9053] ? stack_trace_consume_entry+0x160/0x160 [ 122.814628][ T9053] ? fs_reclaim_release+0x9c/0xf0 [ 122.819769][ T9053] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 122.825431][ T9053] ? trace_kmalloc+0x32/0xf0 [ 122.830011][ T9053] ? kmem_cache_alloc_trace+0x20b/0x440 [ 122.835556][ T9053] rtnl_newlink+0x5a/0x90 [ 122.839889][ T9053] rtnetlink_rcv_msg+0x31d/0x8d0 [ 122.844824][ T9053] ? __dev_queue_xmit+0x1531/0x2d80 [ 122.850027][ T9053] ? rtnl_newlink+0x90/0x90 [ 122.854525][ T9053] ? check_preemption_disabled+0x36/0xd0 [ 122.860147][ T9053] ? netdev_core_pick_tx+0x290/0x290 [ 122.865425][ T9053] ? lock_acquire+0x160/0x5d0 [ 122.870102][ T9053] netlink_rcv_skb+0x118/0x370 [ 122.874861][ T9053] ? rtnl_newlink+0x90/0x90 [ 122.879359][ T9053] ? netlink_ack+0x930/0x930 [ 122.883939][ T9053] ? netlink_deliver_tap+0x130/0x9a0 [ 122.889232][ T9053] netlink_unicast+0x42e/0x700 [ 122.893992][ T9053] ? netlink_attachskb+0x750/0x750 [ 122.899092][ T9053] ? __build_skb_around+0x1f3/0x2b0 [ 122.904295][ T9053] netlink_sendmsg+0x704/0xbf0 [ 122.909055][ T9053] ? netlink_unicast+0x700/0x700 [ 122.913991][ T9053] ? netlink_unicast+0x700/0x700 [ 122.918923][ T9053] sock_sendmsg+0xab/0xe0 [ 122.923248][ T9053] ____sys_sendmsg+0x5bf/0x7a0 [ 122.928008][ T9053] ? kernel_sendmsg+0x30/0x30 [ 122.932678][ T9053] ? do_recvmmsg+0x550/0x550 [ 122.937263][ T9053] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 122.943237][ T9053] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 122.949213][ T9053] ___sys_sendmsg+0xd3/0x150 [ 122.953801][ T9053] ? sendmsg_copy_msghdr+0x110/0x110 [ 122.959072][ T9053] ? find_held_lock+0x2d/0x110 [ 122.963855][ T9053] ? check_preemption_disabled+0x36/0xd0 [ 122.969478][ T9053] ? lock_release+0x424/0x7e0 [ 122.974146][ T9053] ? __fget_files+0x17c/0x2e0 [ 122.978818][ T9053] ? lock_downgrade+0x7b0/0x7b0 [ 122.983659][ T9053] ? lock_downgrade+0x7b0/0x7b0 [ 122.988507][ T9053] ? futex_exit_release+0x200/0x200 [ 122.993695][ T9053] ? check_preemption_disabled+0x36/0xd0 [ 122.999318][ T9053] ? lock_is_held_type+0xfa/0x130 [ 123.004335][ T9053] ? __fget_files+0x194/0x2e0 [ 123.009012][ T9053] ? __fget_light+0xbe/0x220 [ 123.013685][ T9053] __sys_sendmsg+0xb2/0x140 [ 123.018179][ T9053] ? __sys_sendmsg_sock+0x10/0x10 [ 123.023215][ T9053] ? __do_sys_futex+0xa9/0x2d0 [ 123.027988][ T9053] ? check_preemption_disabled+0x36/0xd0 [ 123.033612][ T9053] ? syscall_enter_from_user_mode+0x1d/0x60 [ 123.039502][ T9053] ? lockdep_hardirqs_on+0x54/0x100 [ 123.044695][ T9053] do_syscall_64+0x35/0xb0 [ 123.049192][ T9053] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 123.055101][ T9053] RIP: 0033:0x464d29 [ 123.058988][ T9053] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 123.078591][ T9053] RSP: 002b:00007feff775e188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 123.087001][ T9053] RAX: ffffffffffffffda RBX: 000000000055cfa0 RCX: 0000000000464d29 [ 123.094970][ T9053] RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000006 [ 123.102940][ T9053] RBP: 00000000004af6ec R08: 0000000000000000 R09: 0000000000000000 [ 123.110910][ T9053] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000055cfa0 [ 123.118876][ T9053] R13: 00007ffc9f3c6c4f R14: 00007feff775e300 R15: 0000000000022000 [ 123.150439][ T9053] kobject_add_internal failed for veth5 with -EEXIST, don't try to register things with the same name in the same directory. [ 123.194936][ T9060] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 123.259564][ T9084] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 123.315739][ T9117] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 123.334246][ T9117] sysfs: cannot create duplicate filename '/devices/virtual/net/veth2' [ 123.366735][ T9117] CPU: 0 PID: 9117 Comm: syz-executor.5 Tainted: G W 5.14.0-rc6-syzkaller #0 [ 123.376810][ T9117] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 123.386973][ T9117] Call Trace: [ 123.390249][ T9117] dump_stack_lvl+0xbd/0xe2 [ 123.394761][ T9117] sysfs_warn_dup.cold+0x17/0x24 [ 123.399697][ T9117] sysfs_create_dir_ns+0x1e9/0x260 [ 123.404811][ T9117] ? sysfs_create_mount_point+0x80/0x80 [ 123.410524][ T9117] ? rwlock_bug.part.0+0x90/0x90 [ 123.415467][ T9117] kobject_add_internal+0x274/0x7f0 [ 123.420671][ T9117] kobject_add+0x120/0x190 [ 123.425088][ T9117] ? kset_create_and_add+0x170/0x170 [ 123.430370][ T9117] ? wait_for_completion_io+0x280/0x280 [ 123.435917][ T9117] ? lockdep_init_map_type+0x2c3/0x870 [ 123.441385][ T9117] device_add+0x2cd/0x1cd0 [ 123.445801][ T9117] ? dev_set_name+0xa6/0xd0 [ 123.450328][ T9117] ? device_initialize+0x500/0x500 [ 123.455519][ T9117] ? lockdep_init_map_type+0x2c3/0x870 [ 123.460971][ T9117] ? __fw_devlink_link_to_suppliers+0x550/0x550 [ 123.467218][ T9117] netdev_register_kobject+0x162/0x350 [ 123.472673][ T9117] register_netdevice+0xa77/0x1190 [ 123.477779][ T9117] ? netdev_change_features+0xa0/0xa0 [ 123.483146][ T9117] ? rtnl_create_link+0x87c/0xba0 [ 123.488165][ T9117] veth_newlink+0x37b/0x980 [ 123.492660][ T9117] ? __rtnl_newlink+0xc11/0x13b0 [ 123.497590][ T9117] ? veth_open+0x170/0x170 [ 123.502002][ T9117] ? netlink_unicast+0x42e/0x700 [ 123.506934][ T9117] ? netlink_sendmsg+0x704/0xbf0 [ 123.511866][ T9117] ? sock_sendmsg+0xab/0xe0 [ 123.516361][ T9117] ? ____sys_sendmsg+0x5bf/0x7a0 [ 123.521288][ T9117] ? ___sys_sendmsg+0xd3/0x150 [ 123.526043][ T9117] ? __sys_sendmsg+0xb2/0x140 [ 123.530794][ T9117] ? do_syscall_64+0x35/0xb0 [ 123.535372][ T9117] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 123.541428][ T9117] ? lock_is_held_type+0xfa/0x130 [ 123.546447][ T9117] ? find_held_lock+0x2d/0x110 [ 123.551201][ T9117] ? check_preemption_disabled+0x36/0xd0 [ 123.556829][ T9117] ? lock_release+0x424/0x7e0 [ 123.561502][ T9117] ? fs_reclaim_release+0x9c/0xf0 [ 123.566529][ T9117] ? mark_held_locks+0x9f/0xe0 [ 123.571294][ T9117] ? lock_is_held_type+0xfa/0x130 [ 123.576317][ T9117] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 123.581863][ T9117] ? kmem_cache_alloc_node_trace+0x420/0x570 [ 123.587848][ T9117] ? memset+0x20/0x40 [ 123.591845][ T9117] ? memcpy+0x39/0x60 [ 123.595828][ T9117] ? alloc_netdev_mqs+0x903/0xda0 [ 123.600845][ T9117] ? security_capable+0x4c/0x90 [ 123.605692][ T9117] ? rtnl_create_link+0x87c/0xba0 [ 123.610718][ T9117] __rtnl_newlink+0xcd7/0x13b0 [ 123.615485][ T9117] ? lock_is_held_type+0xfa/0x130 [ 123.620505][ T9117] ? rtnl_setlink+0x330/0x330 [ 123.625174][ T9117] ? check_preemption_disabled+0x36/0xd0 [ 123.630883][ T9117] ? lock_release+0x424/0x7e0 [ 123.635564][ T9117] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 123.641632][ T9117] ? is_bpf_text_address+0x65/0xe0 [ 123.646742][ T9117] ? kernel_text_address+0xbd/0xf0 [ 123.651858][ T9117] ? __kernel_text_address+0x9/0x30 [ 123.657062][ T9117] ? unwind_get_return_address+0x51/0x90 [ 123.662692][ T9117] ? create_prof_cpu_mask+0x20/0x20 [ 123.667885][ T9117] ? arch_stack_walk+0x93/0xe0 [ 123.672655][ T9117] ? stack_trace_save+0x8c/0xc0 [ 123.677505][ T9117] ? stack_trace_consume_entry+0x160/0x160 [ 123.683345][ T9117] ? fs_reclaim_release+0x9c/0xf0 [ 123.688374][ T9117] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 123.693910][ T9117] ? trace_kmalloc+0x32/0xf0 [ 123.698494][ T9117] ? kmem_cache_alloc_trace+0x20b/0x440 [ 123.704039][ T9117] rtnl_newlink+0x5a/0x90 [ 123.708366][ T9117] rtnetlink_rcv_msg+0x31d/0x8d0 [ 123.713312][ T9117] ? __dev_queue_xmit+0x1531/0x2d80 [ 123.718502][ T9117] ? rtnl_newlink+0x90/0x90 [ 123.722999][ T9117] ? check_preemption_disabled+0x36/0xd0 [ 123.728622][ T9117] ? netdev_core_pick_tx+0x290/0x290 [ 123.734033][ T9117] ? lock_acquire+0x160/0x5d0 [ 123.738737][ T9117] netlink_rcv_skb+0x118/0x370 [ 123.743492][ T9117] ? rtnl_newlink+0x90/0x90 [ 123.747989][ T9117] ? netlink_ack+0x930/0x930 [ 123.752571][ T9117] ? netlink_deliver_tap+0x130/0x9a0 [ 123.757859][ T9117] netlink_unicast+0x42e/0x700 [ 123.762632][ T9117] ? netlink_attachskb+0x750/0x750 [ 123.767734][ T9117] ? __build_skb_around+0x1f3/0x2b0 [ 123.772932][ T9117] netlink_sendmsg+0x704/0xbf0 [ 123.777795][ T9117] ? netlink_unicast+0x700/0x700 [ 123.782745][ T9117] ? netlink_unicast+0x700/0x700 [ 123.787674][ T9117] sock_sendmsg+0xab/0xe0 [ 123.791998][ T9117] ____sys_sendmsg+0x5bf/0x7a0 [ 123.796755][ T9117] ? kernel_sendmsg+0x30/0x30 [ 123.801425][ T9117] ? do_recvmmsg+0x550/0x550 [ 123.806020][ T9117] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 123.811994][ T9117] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 123.817974][ T9117] ___sys_sendmsg+0xd3/0x150 [ 123.822557][ T9117] ? sendmsg_copy_msghdr+0x110/0x110 [ 123.827834][ T9117] ? find_held_lock+0x2d/0x110 [ 123.832589][ T9117] ? check_preemption_disabled+0x36/0xd0 [ 123.838213][ T9117] ? lock_release+0x424/0x7e0 [ 123.842997][ T9117] ? __fget_files+0x17c/0x2e0 [ 123.847754][ T9117] ? lock_downgrade+0x7b0/0x7b0 [ 123.852605][ T9117] ? lock_downgrade+0x7b0/0x7b0 [ 123.857455][ T9117] ? futex_exit_release+0x200/0x200 [ 123.862650][ T9117] ? check_preemption_disabled+0x36/0xd0 [ 123.868293][ T9117] ? lock_is_held_type+0xfa/0x130 [ 123.873320][ T9117] ? __fget_files+0x194/0x2e0 [ 123.878003][ T9117] ? __fget_light+0xbe/0x220 [ 123.882595][ T9117] __sys_sendmsg+0xb2/0x140 [ 123.887091][ T9117] ? __sys_sendmsg_sock+0x10/0x10 [ 123.892106][ T9117] ? __do_sys_futex+0xa9/0x2d0 [ 123.896876][ T9117] ? check_preemption_disabled+0x36/0xd0 [ 123.902498][ T9117] ? syscall_enter_from_user_mode+0x1d/0x60 [ 123.908383][ T9117] ? lockdep_hardirqs_on+0x54/0x100 [ 123.913576][ T9117] do_syscall_64+0x35/0xb0 [ 123.918070][ T9117] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 123.924046][ T9117] RIP: 0033:0x464d29 [ 123.927934][ T9117] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 123.947637][ T9117] RSP: 002b:00007f4c4b102188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 123.956024][ T9117] RAX: ffffffffffffffda RBX: 000000000055cfa0 RCX: 0000000000464d29 [ 123.963972][ T9117] RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000006 [ 123.971925][ T9117] RBP: 00000000004af6ec R08: 0000000000000000 R09: 0000000000000000 [ 123.979882][ T9117] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000055cfa0 [ 123.987829][ T9117] R13: 00007fffaafd820f R14: 00007f4c4b102300 R15: 0000000000022000 [ 124.002701][ T9117] kobject_add_internal failed for veth2 with -EEXIST, don't try to register things with the same name in the same directory. [ 124.019559][ T9122] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 124.039287][ T9132] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 124.097778][ T9157] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 124.124285][ T9157] sysfs: cannot create duplicate filename '/devices/virtual/net/veth5' [ 124.140278][ T9157] CPU: 0 PID: 9157 Comm: syz-executor.0 Tainted: G W 5.14.0-rc6-syzkaller #0 [ 124.150355][ T9157] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 124.160407][ T9157] Call Trace: [ 124.163687][ T9157] dump_stack_lvl+0xbd/0xe2 [ 124.168187][ T9157] sysfs_warn_dup.cold+0x17/0x24 [ 124.173118][ T9157] sysfs_create_dir_ns+0x1e9/0x260 [ 124.178486][ T9157] ? sysfs_create_mount_point+0x80/0x80 [ 124.184023][ T9157] ? rwlock_bug.part.0+0x90/0x90 [ 124.188959][ T9157] kobject_add_internal+0x274/0x7f0 [ 124.194249][ T9157] kobject_add+0x120/0x190 [ 124.198664][ T9157] ? kset_create_and_add+0x170/0x170 [ 124.203938][ T9157] ? wait_for_completion_io+0x280/0x280 [ 124.209476][ T9157] ? lockdep_init_map_type+0x2c3/0x870 [ 124.214937][ T9157] device_add+0x2cd/0x1cd0 [ 124.219342][ T9157] ? dev_set_name+0xa6/0xd0 [ 124.223867][ T9157] ? device_initialize+0x500/0x500 [ 124.228970][ T9157] ? lockdep_init_map_type+0x2c3/0x870 [ 124.234424][ T9157] ? __fw_devlink_link_to_suppliers+0x550/0x550 [ 124.240666][ T9157] netdev_register_kobject+0x162/0x350 [ 124.246120][ T9157] register_netdevice+0xa77/0x1190 [ 124.251231][ T9157] ? netdev_change_features+0xa0/0xa0 [ 124.256597][ T9157] ? rtnl_create_link+0x87c/0xba0 [ 124.261647][ T9157] veth_newlink+0x37b/0x980 [ 124.266141][ T9157] ? __rtnl_newlink+0xc11/0x13b0 [ 124.271071][ T9157] ? veth_open+0x170/0x170 [ 124.275476][ T9157] ? netlink_unicast+0x42e/0x700 [ 124.280664][ T9157] ? netlink_sendmsg+0x704/0xbf0 [ 124.285595][ T9157] ? sock_sendmsg+0xab/0xe0 [ 124.290091][ T9157] ? ____sys_sendmsg+0x5bf/0x7a0 [ 124.295018][ T9157] ? ___sys_sendmsg+0xd3/0x150 [ 124.299771][ T9157] ? __sys_sendmsg+0xb2/0x140 [ 124.304440][ T9157] ? do_syscall_64+0x35/0xb0 [ 124.309020][ T9157] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 124.315258][ T9157] ? lock_is_held_type+0xfa/0x130 [ 124.320275][ T9157] ? find_held_lock+0x2d/0x110 [ 124.325109][ T9157] ? check_preemption_disabled+0x36/0xd0 [ 124.330733][ T9157] ? lock_release+0x424/0x7e0 [ 124.335403][ T9157] ? fs_reclaim_release+0x9c/0xf0 [ 124.340553][ T9157] ? mark_held_locks+0x9f/0xe0 [ 124.345310][ T9157] ? lock_is_held_type+0xfa/0x130 [ 124.350331][ T9157] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 124.355877][ T9157] ? kmem_cache_alloc_node_trace+0x420/0x570 [ 124.361863][ T9157] ? memset+0x20/0x40 [ 124.365837][ T9157] ? memcpy+0x39/0x60 [ 124.369811][ T9157] ? alloc_netdev_mqs+0x903/0xda0 [ 124.374827][ T9157] ? security_capable+0x4c/0x90 [ 124.379674][ T9157] ? rtnl_create_link+0x87c/0xba0 [ 124.384696][ T9157] __rtnl_newlink+0xcd7/0x13b0 [ 124.389460][ T9157] ? lock_is_held_type+0xfa/0x130 [ 124.394486][ T9157] ? rtnl_setlink+0x330/0x330 [ 124.399160][ T9157] ? check_preemption_disabled+0x36/0xd0 [ 124.404817][ T9157] ? lock_release+0x424/0x7e0 [ 124.409494][ T9157] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 124.415558][ T9157] ? is_bpf_text_address+0x65/0xe0 [ 124.420662][ T9157] ? kernel_text_address+0xbd/0xf0 [ 124.425770][ T9157] ? __kernel_text_address+0x9/0x30 [ 124.430963][ T9157] ? unwind_get_return_address+0x51/0x90 [ 124.436589][ T9157] ? create_prof_cpu_mask+0x20/0x20 [ 124.441788][ T9157] ? arch_stack_walk+0x93/0xe0 [ 124.446562][ T9157] ? stack_trace_save+0x8c/0xc0 [ 124.451407][ T9157] ? stack_trace_consume_entry+0x160/0x160 [ 124.457250][ T9157] ? fs_reclaim_release+0x9c/0xf0 [ 124.462283][ T9157] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 124.467817][ T9157] ? trace_kmalloc+0x32/0xf0 [ 124.472395][ T9157] ? kmem_cache_alloc_trace+0x20b/0x440 [ 124.477937][ T9157] rtnl_newlink+0x5a/0x90 [ 124.482261][ T9157] rtnetlink_rcv_msg+0x31d/0x8d0 [ 124.487189][ T9157] ? __dev_queue_xmit+0x1531/0x2d80 [ 124.492382][ T9157] ? rtnl_newlink+0x90/0x90 [ 124.496882][ T9157] ? check_preemption_disabled+0x36/0xd0 [ 124.502504][ T9157] ? netdev_core_pick_tx+0x290/0x290 [ 124.507790][ T9157] ? lock_acquire+0x160/0x5d0 [ 124.512486][ T9157] netlink_rcv_skb+0x118/0x370 [ 124.517241][ T9157] ? rtnl_newlink+0x90/0x90 [ 124.521736][ T9157] ? netlink_ack+0x930/0x930 [ 124.526320][ T9157] ? netlink_deliver_tap+0x130/0x9a0 [ 124.531611][ T9157] netlink_unicast+0x42e/0x700 [ 124.536375][ T9157] ? netlink_attachskb+0x750/0x750 [ 124.541476][ T9157] ? __build_skb_around+0x1f3/0x2b0 [ 124.546672][ T9157] netlink_sendmsg+0x704/0xbf0 [ 124.551432][ T9157] ? netlink_unicast+0x700/0x700 [ 124.556370][ T9157] ? netlink_unicast+0x700/0x700 [ 124.561316][ T9157] sock_sendmsg+0xab/0xe0 [ 124.565646][ T9157] ____sys_sendmsg+0x5bf/0x7a0 [ 124.570408][ T9157] ? kernel_sendmsg+0x30/0x30 [ 124.575078][ T9157] ? do_recvmmsg+0x550/0x550 [ 124.579666][ T9157] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 124.585636][ T9157] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 124.591612][ T9157] ___sys_sendmsg+0xd3/0x150 [ 124.596201][ T9157] ? sendmsg_copy_msghdr+0x110/0x110 [ 124.601474][ T9157] ? find_held_lock+0x2d/0x110 [ 124.606240][ T9157] ? check_preemption_disabled+0x36/0xd0 [ 124.611995][ T9157] ? lock_release+0x424/0x7e0 [ 124.616666][ T9157] ? __fget_files+0x17c/0x2e0 [ 124.621335][ T9157] ? lock_downgrade+0x7b0/0x7b0 [ 124.626178][ T9157] ? lock_downgrade+0x7b0/0x7b0 [ 124.631034][ T9157] ? futex_exit_release+0x200/0x200 [ 124.636223][ T9157] ? check_preemption_disabled+0x36/0xd0 [ 124.641848][ T9157] ? lock_is_held_type+0xfa/0x130 [ 124.646869][ T9157] ? __fget_files+0x194/0x2e0 [ 124.651543][ T9157] ? __fget_light+0xbe/0x220 [ 124.656128][ T9157] __sys_sendmsg+0xb2/0x140 [ 124.660617][ T9157] ? __sys_sendmsg_sock+0x10/0x10 [ 124.665802][ T9157] ? __do_sys_futex+0xa9/0x2d0 [ 124.670555][ T9157] ? check_preemption_disabled+0x36/0xd0 [ 124.676162][ T9157] ? syscall_enter_from_user_mode+0x1d/0x60 [ 124.682207][ T9157] ? lockdep_hardirqs_on+0x54/0x100 [ 124.687391][ T9157] do_syscall_64+0x35/0xb0 [ 124.691784][ T9157] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 124.697652][ T9157] RIP: 0033:0x464d29 [ 124.701532][ T9157] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 124.721242][ T9157] RSP: 002b:00007feff775e188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 124.729647][ T9157] RAX: ffffffffffffffda RBX: 000000000055cfa0 RCX: 0000000000464d29 [ 124.737604][ T9157] RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000006 [ 124.745549][ T9157] RBP: 00000000004af6ec R08: 0000000000000000 R09: 0000000000000000 [ 124.753495][ T9157] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000055cfa0 [ 124.761445][ T9157] R13: 00007ffc9f3c6c4f R14: 00007feff775e300 R15: 0000000000022000 [ 124.779477][ T9157] kobject_add_internal failed for veth5 with -EEXIST, don't try to register things with the same name in the same directory. [ 124.793271][ T9170] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 124.868454][ T9173] FAULT_INJECTION: forcing a failure. [ 124.868454][ T9173] name failslab, interval 1, probability 0, space 0, times 0 [ 124.881680][ T9173] CPU: 1 PID: 9173 Comm: syz-executor.4 Tainted: G W 5.14.0-rc6-syzkaller #0 [ 124.891746][ T9173] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 124.901793][ T9173] Call Trace: [ 124.905065][ T9173] dump_stack_lvl+0xbd/0xe2 [ 124.909561][ T9173] should_fail.cold+0x5/0xa [ 124.914053][ T9173] should_failslab+0x5/0x10 [ 124.918542][ T9173] kmem_cache_alloc_node+0x60/0x540 [ 124.923733][ T9173] __alloc_skb+0x153/0x280 [ 124.928144][ T9173] alloc_uevent_skb+0x76/0x200 [ 124.932883][ T9173] kobject_uevent_env+0xc42/0xf30 [ 124.937884][ T9173] ? check_preemption_disabled+0x36/0xd0 [ 124.943487][ T9173] ? __local_bh_enable_ip+0x11f/0x220 [ 124.948847][ T9173] ? __dev_change_net_namespace+0x3fe/0x1120 [ 124.954798][ T9173] ? lockdep_hardirqs_on+0x54/0x100 [ 124.959974][ T9173] __dev_change_net_namespace+0x80b/0x1120 [ 124.965765][ T9173] ? check_preemption_disabled+0x36/0xd0 [ 124.971377][ T9173] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 124.976621][ T9173] ? security_capable+0x4c/0x90 [ 124.981453][ T9173] ? ns_capable+0x4c/0xc0 [ 124.985857][ T9173] do_setlink+0x1d3/0x2cb0 [ 124.990259][ T9173] ? find_held_lock+0x2d/0x110 [ 124.995001][ T9173] ? rtnetlink_put_metrics+0x480/0x480 [ 125.000436][ T9173] ? lock_is_held_type+0xd9/0x130 [ 125.005435][ T9173] ? mark_lock+0xf0/0x15f0 [ 125.009824][ T9173] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 125.015342][ T9173] ? lock_chain_count+0x20/0x20 [ 125.020164][ T9173] ? mark_lock+0xf0/0x15f0 [ 125.024558][ T9173] ? memset+0x20/0x40 [ 125.028520][ T9173] ? __nla_validate_parse+0xb2/0x1fd0 [ 125.033876][ T9173] ? lock_is_held_type+0xd9/0x130 [ 125.038872][ T9173] ? nla_get_range_signed+0x540/0x540 [ 125.044213][ T9173] ? __lock_acquire+0xbe2/0x52b0 [ 125.049138][ T9173] __rtnl_newlink+0xaca/0x13b0 [ 125.053883][ T9173] ? lock_is_held_type+0xfa/0x130 [ 125.058877][ T9173] ? rtnl_setlink+0x330/0x330 [ 125.063527][ T9173] ? check_preemption_disabled+0x36/0xd0 [ 125.069135][ T9173] ? lock_release+0x424/0x7e0 [ 125.073817][ T9173] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 125.079861][ T9173] ? is_bpf_text_address+0x65/0xe0 [ 125.084944][ T9173] ? kernel_text_address+0xbd/0xf0 [ 125.090029][ T9173] ? __kernel_text_address+0x9/0x30 [ 125.095197][ T9173] ? unwind_get_return_address+0x51/0x90 [ 125.100815][ T9173] ? create_prof_cpu_mask+0x20/0x20 [ 125.105984][ T9173] ? arch_stack_walk+0x93/0xe0 [ 125.110722][ T9173] ? stack_trace_save+0x8c/0xc0 [ 125.115544][ T9173] ? stack_trace_consume_entry+0x160/0x160 [ 125.121348][ T9173] ? fs_reclaim_release+0x9c/0xf0 [ 125.126349][ T9173] ? lock_is_held_type+0xfa/0x130 [ 125.131345][ T9173] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 125.136864][ T9173] ? trace_kmalloc+0x32/0xf0 [ 125.141424][ T9173] ? kmem_cache_alloc_trace+0x20b/0x440 [ 125.147124][ T9173] rtnl_newlink+0x5a/0x90 [ 125.151432][ T9173] rtnetlink_rcv_msg+0x31d/0x8d0 [ 125.156355][ T9173] ? __dev_queue_xmit+0x1531/0x2d80 [ 125.161523][ T9173] ? rtnl_newlink+0x90/0x90 [ 125.165996][ T9173] ? check_preemption_disabled+0x36/0xd0 [ 125.171598][ T9173] ? netdev_core_pick_tx+0x290/0x290 [ 125.176861][ T9173] ? lock_acquire+0x160/0x5d0 [ 125.181512][ T9173] netlink_rcv_skb+0x118/0x370 [ 125.186253][ T9173] ? rtnl_newlink+0x90/0x90 [ 125.190727][ T9173] ? netlink_ack+0x930/0x930 [ 125.195285][ T9173] ? netlink_deliver_tap+0x130/0x9a0 [ 125.200546][ T9173] netlink_unicast+0x42e/0x700 [ 125.205282][ T9173] ? netlink_attachskb+0x750/0x750 [ 125.210535][ T9173] ? __build_skb_around+0x1f3/0x2b0 [ 125.215716][ T9173] netlink_sendmsg+0x704/0xbf0 [ 125.220467][ T9173] ? netlink_unicast+0x700/0x700 [ 125.225379][ T9173] ? netlink_unicast+0x700/0x700 [ 125.230294][ T9173] sock_sendmsg+0xab/0xe0 [ 125.234615][ T9173] ____sys_sendmsg+0x5bf/0x7a0 [ 125.239353][ T9173] ? kernel_sendmsg+0x30/0x30 [ 125.244015][ T9173] ? do_recvmmsg+0x550/0x550 [ 125.248581][ T9173] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 125.254535][ T9173] ___sys_sendmsg+0xd3/0x150 [ 125.259100][ T9173] ? sendmsg_copy_msghdr+0x110/0x110 [ 125.264363][ T9173] ? find_held_lock+0x2d/0x110 [ 125.269270][ T9173] ? check_preemption_disabled+0x36/0xd0 [ 125.274873][ T9173] ? lock_release+0x424/0x7e0 [ 125.279523][ T9173] ? __fget_files+0x17c/0x2e0 [ 125.284171][ T9173] ? lock_downgrade+0x7b0/0x7b0 [ 125.289004][ T9173] ? find_held_lock+0x2d/0x110 [ 125.293742][ T9173] ? check_preemption_disabled+0x36/0xd0 [ 125.299344][ T9173] ? lock_is_held_type+0xfa/0x130 [ 125.304343][ T9173] ? __fget_files+0x194/0x2e0 [ 125.308996][ T9173] ? __fget_light+0xbe/0x220 [ 125.313587][ T9173] __sys_sendmsg+0xb2/0x140 [ 125.318074][ T9173] ? __sys_sendmsg_sock+0x10/0x10 [ 125.323078][ T9173] ? check_preemption_disabled+0x36/0xd0 [ 125.328679][ T9173] ? syscall_enter_from_user_mode+0x1d/0x60 [ 125.334544][ T9173] ? lockdep_hardirqs_on+0x54/0x100 [ 125.339774][ T9173] do_syscall_64+0x35/0xb0 [ 125.344165][ T9173] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 125.350114][ T9173] RIP: 0033:0x464d29 [ 125.353979][ T9173] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 125.373569][ T9173] RSP: 002b:00007f4bfb6a1188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 125.381950][ T9173] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 125.389893][ T9173] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 125.397850][ T9173] RBP: 00007f4bfb6a11d0 R08: 0000000000000000 R09: 0000000000000000 [ 125.405793][ T9173] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 125.413736][ T9173] R13: 00007ffe19d0f7df R14: 00007f4bfb6a1300 R15: 0000000000022000 [ 125.473485][ T9182] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 125.529034][ T9197] sysfs: cannot create duplicate filename '/devices/virtual/net/veth2' [ 125.552585][ T9197] CPU: 0 PID: 9197 Comm: syz-executor.5 Tainted: G W 5.14.0-rc6-syzkaller #0 [ 125.562670][ T9197] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 125.572716][ T9197] Call Trace: [ 125.576000][ T9197] dump_stack_lvl+0xbd/0xe2 [ 125.580500][ T9197] sysfs_warn_dup.cold+0x17/0x24 [ 125.585431][ T9197] sysfs_create_dir_ns+0x1e9/0x260 [ 125.590809][ T9197] ? sysfs_create_mount_point+0x80/0x80 [ 125.596353][ T9197] ? rwlock_bug.part.0+0x90/0x90 [ 125.601294][ T9197] kobject_add_internal+0x274/0x7f0 [ 125.606495][ T9197] kobject_add+0x120/0x190 [ 125.610905][ T9197] ? kset_create_and_add+0x170/0x170 [ 125.616181][ T9197] ? wait_for_completion_io+0x280/0x280 [ 125.621729][ T9197] ? lockdep_init_map_type+0x2c3/0x870 [ 125.627190][ T9197] device_add+0x2cd/0x1cd0 [ 125.631602][ T9197] ? dev_set_name+0xa6/0xd0 [ 125.636094][ T9197] ? device_initialize+0x500/0x500 [ 125.641201][ T9197] ? lockdep_init_map_type+0x2c3/0x870 [ 125.646661][ T9197] ? __fw_devlink_link_to_suppliers+0x550/0x550 [ 125.652904][ T9197] netdev_register_kobject+0x162/0x350 [ 125.658628][ T9197] register_netdevice+0xa77/0x1190 [ 125.663743][ T9197] ? netdev_change_features+0xa0/0xa0 [ 125.669199][ T9197] ? rtnl_create_link+0x87c/0xba0 [ 125.674233][ T9197] veth_newlink+0x37b/0x980 [ 125.678731][ T9197] ? __rtnl_newlink+0xc11/0x13b0 [ 125.683658][ T9197] ? veth_open+0x170/0x170 [ 125.688065][ T9197] ? netlink_unicast+0x42e/0x700 [ 125.692992][ T9197] ? netlink_sendmsg+0x704/0xbf0 [ 125.698184][ T9197] ? sock_sendmsg+0xab/0xe0 [ 125.702683][ T9197] ? ____sys_sendmsg+0x5bf/0x7a0 [ 125.707616][ T9197] ? ___sys_sendmsg+0xd3/0x150 [ 125.712640][ T9197] ? __sys_sendmsg+0xb2/0x140 [ 125.717306][ T9197] ? do_syscall_64+0x35/0xb0 [ 125.721883][ T9197] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 125.728033][ T9197] ? lock_is_held_type+0xfa/0x130 [ 125.733049][ T9197] ? find_held_lock+0x2d/0x110 [ 125.737797][ T9197] ? check_preemption_disabled+0x36/0xd0 [ 125.743415][ T9197] ? lock_release+0x424/0x7e0 [ 125.748084][ T9197] ? fs_reclaim_release+0x9c/0xf0 [ 125.753103][ T9197] ? mark_held_locks+0x9f/0xe0 [ 125.757852][ T9197] ? lock_is_held_type+0xfa/0x130 [ 125.762970][ T9197] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 125.768494][ T9197] ? kmem_cache_alloc_node_trace+0x420/0x570 [ 125.774637][ T9197] ? memset+0x20/0x40 [ 125.778612][ T9197] ? memcpy+0x39/0x60 [ 125.782583][ T9197] ? alloc_netdev_mqs+0x903/0xda0 [ 125.787590][ T9197] ? security_capable+0x4c/0x90 [ 125.792420][ T9197] ? rtnl_create_link+0x87c/0xba0 [ 125.797427][ T9197] __rtnl_newlink+0xcd7/0x13b0 [ 125.802186][ T9197] ? lock_is_held_type+0xfa/0x130 [ 125.807244][ T9197] ? rtnl_setlink+0x330/0x330 [ 125.811901][ T9197] ? check_preemption_disabled+0x36/0xd0 [ 125.817528][ T9197] ? lock_release+0x424/0x7e0 [ 125.822206][ T9197] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 125.828320][ T9197] ? is_bpf_text_address+0x65/0xe0 [ 125.833426][ T9197] ? kernel_text_address+0xbd/0xf0 [ 125.838527][ T9197] ? __kernel_text_address+0x9/0x30 [ 125.843718][ T9197] ? unwind_get_return_address+0x51/0x90 [ 125.849326][ T9197] ? create_prof_cpu_mask+0x20/0x20 [ 125.854522][ T9197] ? arch_stack_walk+0x93/0xe0 [ 125.859277][ T9197] ? stack_trace_save+0x8c/0xc0 [ 125.864123][ T9197] ? stack_trace_consume_entry+0x160/0x160 [ 125.869964][ T9197] ? fs_reclaim_release+0x9c/0xf0 [ 125.874988][ T9197] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 125.880519][ T9197] ? trace_kmalloc+0x32/0xf0 [ 125.885094][ T9197] ? kmem_cache_alloc_trace+0x20b/0x440 [ 125.890640][ T9197] rtnl_newlink+0x5a/0x90 [ 125.894970][ T9197] rtnetlink_rcv_msg+0x31d/0x8d0 [ 125.899897][ T9197] ? __dev_queue_xmit+0x1531/0x2d80 [ 125.905079][ T9197] ? rtnl_newlink+0x90/0x90 [ 125.909563][ T9197] ? check_preemption_disabled+0x36/0xd0 [ 125.915194][ T9197] ? netdev_core_pick_tx+0x290/0x290 [ 125.920455][ T9197] ? lock_acquire+0x160/0x5d0 [ 125.925118][ T9197] netlink_rcv_skb+0x118/0x370 [ 125.929861][ T9197] ? rtnl_newlink+0x90/0x90 [ 125.934356][ T9197] ? netlink_ack+0x930/0x930 [ 125.938931][ T9197] ? netlink_deliver_tap+0x130/0x9a0 [ 125.944246][ T9197] netlink_unicast+0x42e/0x700 [ 125.949005][ T9197] ? netlink_attachskb+0x750/0x750 [ 125.954099][ T9197] ? __build_skb_around+0x1f3/0x2b0 [ 125.959283][ T9197] netlink_sendmsg+0x704/0xbf0 [ 125.964030][ T9197] ? netlink_unicast+0x700/0x700 [ 125.968955][ T9197] ? netlink_unicast+0x700/0x700 [ 125.973892][ T9197] sock_sendmsg+0xab/0xe0 [ 125.978203][ T9197] ____sys_sendmsg+0x5bf/0x7a0 [ 125.982952][ T9197] ? kernel_sendmsg+0x30/0x30 [ 125.987610][ T9197] ? do_recvmmsg+0x550/0x550 [ 125.992186][ T9197] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 125.998181][ T9197] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 126.004157][ T9197] ___sys_sendmsg+0xd3/0x150 [ 126.008740][ T9197] ? sendmsg_copy_msghdr+0x110/0x110 [ 126.014003][ T9197] ? find_held_lock+0x2d/0x110 [ 126.018747][ T9197] ? check_preemption_disabled+0x36/0xd0 [ 126.024361][ T9197] ? lock_release+0x424/0x7e0 [ 126.029013][ T9197] ? __fget_files+0x17c/0x2e0 [ 126.033676][ T9197] ? lock_downgrade+0x7b0/0x7b0 [ 126.038514][ T9197] ? lock_downgrade+0x7b0/0x7b0 [ 126.043412][ T9197] ? futex_exit_release+0x200/0x200 [ 126.048605][ T9197] ? check_preemption_disabled+0x36/0xd0 [ 126.054228][ T9197] ? lock_is_held_type+0xfa/0x130 [ 126.059240][ T9197] ? __fget_files+0x194/0x2e0 [ 126.064009][ T9197] ? __fget_light+0xbe/0x220 [ 126.068587][ T9197] __sys_sendmsg+0xb2/0x140 [ 126.073196][ T9197] ? __sys_sendmsg_sock+0x10/0x10 [ 126.078199][ T9197] ? __do_sys_futex+0xa9/0x2d0 [ 126.082961][ T9197] ? check_preemption_disabled+0x36/0xd0 [ 126.088582][ T9197] ? syscall_enter_from_user_mode+0x1d/0x60 [ 126.094457][ T9197] ? lockdep_hardirqs_on+0x54/0x100 [ 126.099639][ T9197] do_syscall_64+0x35/0xb0 [ 126.104048][ T9197] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 126.109918][ T9197] RIP: 0033:0x464d29 [ 126.113800][ T9197] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 126.133391][ T9197] RSP: 002b:00007f4c4b102188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 126.141785][ T9197] RAX: ffffffffffffffda RBX: 000000000055cfa0 RCX: 0000000000464d29 [ 126.149750][ T9197] RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000006 [ 126.157706][ T9197] RBP: 00000000004af6ec R08: 0000000000000000 R09: 0000000000000000 [ 126.165658][ T9197] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000055cfa0 [ 126.173625][ T9197] R13: 00007fffaafd820f R14: 00007f4c4b102300 R15: 0000000000022000 2021/08/21 17:22:56 executed programs: 132 [ 126.204234][ T9197] kobject_add_internal failed for veth2 with -EEXIST, don't try to register things with the same name in the same directory. [ 126.320495][ T9236] FAULT_INJECTION: forcing a failure. [ 126.320495][ T9236] name failslab, interval 1, probability 0, space 0, times 0 [ 126.350941][ T9236] CPU: 0 PID: 9236 Comm: syz-executor.4 Tainted: G W 5.14.0-rc6-syzkaller #0 [ 126.361019][ T9236] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 126.371073][ T9236] Call Trace: [ 126.374378][ T9236] dump_stack_lvl+0xbd/0xe2 [ 126.378881][ T9236] should_fail.cold+0x5/0xa [ 126.383385][ T9236] should_failslab+0x5/0x10 [ 126.387876][ T9236] kmem_cache_alloc_trace+0x57/0x440 [ 126.393153][ T9236] ? kobj_ns_initial+0x70/0x70 [ 126.397933][ T9236] call_usermodehelper_setup+0x7a/0x300 [ 126.403474][ T9236] kobject_uevent_env+0xa93/0xf30 [ 126.408497][ T9236] ? check_preemption_disabled+0x36/0xd0 [ 126.414121][ T9236] ? __local_bh_enable_ip+0x11f/0x220 [ 126.419489][ T9236] ? __dev_change_net_namespace+0x3fe/0x1120 [ 126.425462][ T9236] ? lockdep_hardirqs_on+0x54/0x100 [ 126.430666][ T9236] __dev_change_net_namespace+0x80b/0x1120 [ 126.436474][ T9236] ? check_preemption_disabled+0x36/0xd0 [ 126.442105][ T9236] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 126.447301][ T9236] ? security_capable+0x4c/0x90 [ 126.452148][ T9236] ? ns_capable+0x4c/0xc0 [ 126.456473][ T9236] do_setlink+0x1d3/0x2cb0 [ 126.460887][ T9236] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 126.466858][ T9236] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 126.472828][ T9236] ? orc_sort_cmp+0xd0/0x140 [ 126.477408][ T9236] ? rtnetlink_put_metrics+0x480/0x480 [ 126.482858][ T9236] ? mark_lock+0xf0/0x15f0 [ 126.487271][ T9236] ? mark_lock+0xf0/0x15f0 [ 126.491681][ T9236] ? __lock_acquire+0xbe2/0x52b0 [ 126.496630][ T9236] ? lock_chain_count+0x20/0x20 [ 126.501483][ T9236] ? memset+0x20/0x40 [ 126.505461][ T9236] ? __nla_validate_parse+0xb2/0x1fd0 [ 126.510830][ T9236] ? __lock_acquire+0xbe2/0x52b0 [ 126.515760][ T9236] ? nla_get_range_signed+0x540/0x540 [ 126.521121][ T9236] ? __lock_acquire+0xbe2/0x52b0 [ 126.526063][ T9236] __rtnl_newlink+0xaca/0x13b0 [ 126.530850][ T9236] ? lock_chain_count+0x13/0x20 [ 126.535706][ T9236] ? lock_is_held_type+0xfa/0x130 [ 126.540724][ T9236] ? rtnl_setlink+0x330/0x330 [ 126.545391][ T9236] ? check_preemption_disabled+0x36/0xd0 [ 126.551017][ T9236] ? lock_release+0x424/0x7e0 [ 126.555724][ T9236] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 126.561792][ T9236] ? is_bpf_text_address+0x65/0xe0 [ 126.566932][ T9236] ? kernel_text_address+0xbd/0xf0 [ 126.572034][ T9236] ? __kernel_text_address+0x9/0x30 [ 126.577223][ T9236] ? unwind_get_return_address+0x51/0x90 [ 126.582845][ T9236] ? create_prof_cpu_mask+0x20/0x20 [ 126.588033][ T9236] ? arch_stack_walk+0x93/0xe0 [ 126.592800][ T9236] ? stack_trace_save+0x8c/0xc0 [ 126.597650][ T9236] ? stack_trace_consume_entry+0x160/0x160 [ 126.603499][ T9236] ? fs_reclaim_release+0x9c/0xf0 [ 126.608527][ T9236] ? lock_is_held_type+0xfa/0x130 [ 126.613550][ T9236] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 126.619092][ T9236] ? trace_kmalloc+0x32/0xf0 [ 126.623681][ T9236] ? kmem_cache_alloc_trace+0x20b/0x440 [ 126.629572][ T9236] rtnl_newlink+0x5a/0x90 [ 126.633898][ T9236] rtnetlink_rcv_msg+0x31d/0x8d0 [ 126.638837][ T9236] ? __dev_queue_xmit+0x1531/0x2d80 [ 126.644029][ T9236] ? rtnl_newlink+0x90/0x90 [ 126.648528][ T9236] ? check_preemption_disabled+0x36/0xd0 [ 126.654153][ T9236] ? netdev_core_pick_tx+0x290/0x290 [ 126.659435][ T9236] ? lock_acquire+0x160/0x5d0 [ 126.664113][ T9236] netlink_rcv_skb+0x118/0x370 [ 126.668866][ T9236] ? rtnl_newlink+0x90/0x90 [ 126.673362][ T9236] ? netlink_ack+0x930/0x930 [ 126.677940][ T9236] ? netlink_deliver_tap+0x130/0x9a0 [ 126.683226][ T9236] netlink_unicast+0x42e/0x700 [ 126.688072][ T9236] ? netlink_attachskb+0x750/0x750 [ 126.693168][ T9236] ? __build_skb_around+0x1f3/0x2b0 [ 126.698369][ T9236] netlink_sendmsg+0x704/0xbf0 [ 126.703128][ T9236] ? netlink_unicast+0x700/0x700 [ 126.708069][ T9236] ? netlink_unicast+0x700/0x700 [ 126.713009][ T9236] sock_sendmsg+0xab/0xe0 [ 126.717341][ T9236] ____sys_sendmsg+0x5bf/0x7a0 [ 126.722095][ T9236] ? kernel_sendmsg+0x30/0x30 [ 126.726761][ T9236] ? do_recvmmsg+0x550/0x550 [ 126.731350][ T9236] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 126.737327][ T9236] ___sys_sendmsg+0xd3/0x150 [ 126.741995][ T9236] ? sendmsg_copy_msghdr+0x110/0x110 [ 126.747273][ T9236] ? find_held_lock+0x2d/0x110 [ 126.752033][ T9236] ? check_preemption_disabled+0x36/0xd0 [ 126.757657][ T9236] ? lock_release+0x424/0x7e0 [ 126.762322][ T9236] ? __fget_files+0x17c/0x2e0 [ 126.766990][ T9236] ? lock_downgrade+0x7b0/0x7b0 [ 126.771828][ T9236] ? find_held_lock+0x2d/0x110 [ 126.776589][ T9236] ? check_preemption_disabled+0x36/0xd0 [ 126.782216][ T9236] ? lock_is_held_type+0xfa/0x130 [ 126.787349][ T9236] ? __fget_files+0x194/0x2e0 [ 126.792026][ T9236] ? __fget_light+0xbe/0x220 [ 126.796618][ T9236] __sys_sendmsg+0xb2/0x140 [ 126.801110][ T9236] ? __sys_sendmsg_sock+0x10/0x10 [ 126.806168][ T9236] ? check_preemption_disabled+0x36/0xd0 [ 126.811788][ T9236] ? syscall_enter_from_user_mode+0x1d/0x60 [ 126.817676][ T9236] ? lockdep_hardirqs_on+0x54/0x100 [ 126.822879][ T9236] do_syscall_64+0x35/0xb0 [ 126.827287][ T9236] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 126.833166][ T9236] RIP: 0033:0x464d29 [ 126.837045][ T9236] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 126.856638][ T9236] RSP: 002b:00007f4bfb6e3188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 126.865036][ T9236] RAX: ffffffffffffffda RBX: 000000000055cf00 RCX: 0000000000464d29 [ 126.873159][ T9236] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 126.881124][ T9236] RBP: 00007f4bfb6e31d0 R08: 0000000000000000 R09: 0000000000000000 [ 126.889089][ T9236] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 126.897044][ T9236] R13: 00007ffe19d0f7df R14: 00007f4bfb6e3300 R15: 0000000000022000 [ 126.940665][ T9278] sysfs: cannot create duplicate filename '/devices/virtual/net/veth5' [ 126.966485][ T9278] CPU: 1 PID: 9278 Comm: syz-executor.0 Tainted: G W 5.14.0-rc6-syzkaller #0 [ 126.976561][ T9278] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 126.986609][ T9278] Call Trace: [ 126.989881][ T9278] dump_stack_lvl+0xbd/0xe2 [ 126.994381][ T9278] sysfs_warn_dup.cold+0x17/0x24 [ 126.999311][ T9278] sysfs_create_dir_ns+0x1e9/0x260 [ 127.004414][ T9278] ? sysfs_create_mount_point+0x80/0x80 [ 127.009953][ T9278] ? rwlock_bug.part.0+0x90/0x90 [ 127.014891][ T9278] kobject_add_internal+0x274/0x7f0 [ 127.020098][ T9278] kobject_add+0x120/0x190 [ 127.024501][ T9278] ? kset_create_and_add+0x170/0x170 [ 127.029756][ T9278] ? wait_for_completion_io+0x280/0x280 [ 127.035274][ T9278] ? lockdep_init_map_type+0x2c3/0x870 [ 127.040708][ T9278] device_add+0x2cd/0x1cd0 [ 127.045095][ T9278] ? dev_set_name+0xa6/0xd0 [ 127.049612][ T9278] ? device_initialize+0x500/0x500 [ 127.054697][ T9278] ? lockdep_init_map_type+0x2c3/0x870 [ 127.060139][ T9278] ? __fw_devlink_link_to_suppliers+0x550/0x550 [ 127.066358][ T9278] netdev_register_kobject+0x162/0x350 [ 127.071790][ T9278] register_netdevice+0xa77/0x1190 [ 127.076873][ T9278] ? netdev_change_features+0xa0/0xa0 [ 127.082215][ T9278] ? rtnl_create_link+0x87c/0xba0 [ 127.087224][ T9278] veth_newlink+0x37b/0x980 [ 127.091713][ T9278] ? __rtnl_newlink+0xc11/0x13b0 [ 127.096673][ T9278] ? veth_open+0x170/0x170 [ 127.101064][ T9278] ? netlink_unicast+0x42e/0x700 [ 127.105984][ T9278] ? netlink_sendmsg+0x704/0xbf0 [ 127.110901][ T9278] ? sock_sendmsg+0xab/0xe0 [ 127.115388][ T9278] ? ____sys_sendmsg+0x5bf/0x7a0 [ 127.120297][ T9278] ? ___sys_sendmsg+0xd3/0x150 [ 127.125028][ T9278] ? __sys_sendmsg+0xb2/0x140 [ 127.129677][ T9278] ? do_syscall_64+0x35/0xb0 [ 127.134244][ T9278] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 127.140383][ T9278] ? lock_is_held_type+0xfa/0x130 [ 127.145405][ T9278] ? find_held_lock+0x2d/0x110 [ 127.150142][ T9278] ? check_preemption_disabled+0x36/0xd0 [ 127.155746][ T9278] ? lock_release+0x424/0x7e0 [ 127.160394][ T9278] ? fs_reclaim_release+0x9c/0xf0 [ 127.165392][ T9278] ? mark_held_locks+0x9f/0xe0 [ 127.170146][ T9278] ? lock_is_held_type+0xfa/0x130 [ 127.175152][ T9278] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 127.180774][ T9278] ? kmem_cache_alloc_node_trace+0x420/0x570 [ 127.186729][ T9278] ? memset+0x20/0x40 [ 127.190687][ T9278] ? memcpy+0x39/0x60 [ 127.194653][ T9278] ? alloc_netdev_mqs+0x903/0xda0 [ 127.199647][ T9278] ? security_capable+0x4c/0x90 [ 127.204480][ T9278] ? rtnl_create_link+0x87c/0xba0 [ 127.209479][ T9278] __rtnl_newlink+0xcd7/0x13b0 [ 127.214229][ T9278] ? lock_is_held_type+0xfa/0x130 [ 127.219233][ T9278] ? rtnl_setlink+0x330/0x330 [ 127.223881][ T9278] ? check_preemption_disabled+0x36/0xd0 [ 127.229657][ T9278] ? lock_release+0x424/0x7e0 [ 127.234322][ T9278] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 127.240367][ T9278] ? is_bpf_text_address+0x65/0xe0 [ 127.245456][ T9278] ? kernel_text_address+0xbd/0xf0 [ 127.250554][ T9278] ? __kernel_text_address+0x9/0x30 [ 127.255720][ T9278] ? unwind_get_return_address+0x51/0x90 [ 127.261322][ T9278] ? create_prof_cpu_mask+0x20/0x20 [ 127.266499][ T9278] ? arch_stack_walk+0x93/0xe0 [ 127.271249][ T9278] ? stack_trace_save+0x8c/0xc0 [ 127.276078][ T9278] ? stack_trace_consume_entry+0x160/0x160 [ 127.281878][ T9278] ? fs_reclaim_release+0x9c/0xf0 [ 127.286894][ T9278] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 127.292418][ T9278] ? trace_kmalloc+0x32/0xf0 [ 127.296991][ T9278] ? kmem_cache_alloc_trace+0x20b/0x440 [ 127.302509][ T9278] rtnl_newlink+0x5a/0x90 [ 127.306835][ T9278] rtnetlink_rcv_msg+0x31d/0x8d0 [ 127.311741][ T9278] ? __dev_queue_xmit+0x1531/0x2d80 [ 127.316909][ T9278] ? rtnl_newlink+0x90/0x90 [ 127.321381][ T9278] ? check_preemption_disabled+0x36/0xd0 [ 127.326987][ T9278] ? netdev_core_pick_tx+0x290/0x290 [ 127.332246][ T9278] ? lock_acquire+0x160/0x5d0 [ 127.336913][ T9278] netlink_rcv_skb+0x118/0x370 [ 127.341649][ T9278] ? rtnl_newlink+0x90/0x90 [ 127.346127][ T9278] ? netlink_ack+0x930/0x930 [ 127.350771][ T9278] ? netlink_deliver_tap+0x130/0x9a0 [ 127.356035][ T9278] netlink_unicast+0x42e/0x700 [ 127.360774][ T9278] ? netlink_attachskb+0x750/0x750 [ 127.365850][ T9278] ? __build_skb_around+0x1f3/0x2b0 [ 127.371027][ T9278] netlink_sendmsg+0x704/0xbf0 [ 127.375772][ T9278] ? netlink_unicast+0x700/0x700 [ 127.380689][ T9278] ? netlink_unicast+0x700/0x700 [ 127.385595][ T9278] sock_sendmsg+0xab/0xe0 [ 127.389899][ T9278] ____sys_sendmsg+0x5bf/0x7a0 [ 127.394634][ T9278] ? kernel_sendmsg+0x30/0x30 [ 127.399284][ T9278] ? do_recvmmsg+0x550/0x550 [ 127.403846][ T9278] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 127.409794][ T9278] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 127.415764][ T9278] ___sys_sendmsg+0xd3/0x150 [ 127.420324][ T9278] ? sendmsg_copy_msghdr+0x110/0x110 [ 127.425575][ T9278] ? find_held_lock+0x2d/0x110 [ 127.430326][ T9278] ? check_preemption_disabled+0x36/0xd0 [ 127.435936][ T9278] ? lock_release+0x424/0x7e0 [ 127.440588][ T9278] ? __fget_files+0x17c/0x2e0 [ 127.445235][ T9278] ? lock_downgrade+0x7b0/0x7b0 [ 127.450054][ T9278] ? lock_downgrade+0x7b0/0x7b0 [ 127.454878][ T9278] ? futex_exit_release+0x200/0x200 [ 127.460054][ T9278] ? check_preemption_disabled+0x36/0xd0 [ 127.465655][ T9278] ? lock_is_held_type+0xfa/0x130 [ 127.470669][ T9278] ? __fget_files+0x194/0x2e0 [ 127.475332][ T9278] ? __fget_light+0xbe/0x220 [ 127.479895][ T9278] __sys_sendmsg+0xb2/0x140 [ 127.484373][ T9278] ? __sys_sendmsg_sock+0x10/0x10 [ 127.489377][ T9278] ? __do_sys_futex+0xa9/0x2d0 [ 127.494118][ T9278] ? check_preemption_disabled+0x36/0xd0 [ 127.499719][ T9278] ? syscall_enter_from_user_mode+0x1d/0x60 [ 127.505584][ T9278] ? lockdep_hardirqs_on+0x54/0x100 [ 127.510763][ T9278] do_syscall_64+0x35/0xb0 [ 127.515149][ T9278] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 127.521013][ T9278] RIP: 0033:0x464d29 [ 127.524879][ T9278] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 127.544460][ T9278] RSP: 002b:00007feff775e188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 127.552846][ T9278] RAX: ffffffffffffffda RBX: 000000000055cfa0 RCX: 0000000000464d29 [ 127.560791][ T9278] RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000006 [ 127.568743][ T9278] RBP: 00000000004af6ec R08: 0000000000000000 R09: 0000000000000000 [ 127.576684][ T9278] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000055cfa0 [ 127.584628][ T9278] R13: 00007ffc9f3c6c4f R14: 00007feff775e300 R15: 0000000000022000 [ 127.606830][ T9278] kobject_add_internal failed for veth5 with -EEXIST, don't try to register things with the same name in the same directory. [ 127.620920][ T9286] __nla_validate_parse: 5 callbacks suppressed [ 127.620928][ T9286] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 127.688614][ T9289] FAULT_INJECTION: forcing a failure. [ 127.688614][ T9289] name failslab, interval 1, probability 0, space 0, times 0 [ 127.703050][ T9289] CPU: 1 PID: 9289 Comm: syz-executor.1 Tainted: G W 5.14.0-rc6-syzkaller #0 [ 127.713211][ T9289] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 127.723261][ T9289] Call Trace: [ 127.726559][ T9289] dump_stack_lvl+0xbd/0xe2 [ 127.731037][ T9289] should_fail.cold+0x5/0xa [ 127.735513][ T9289] ? device_rename+0x63/0x1b0 [ 127.740163][ T9289] should_failslab+0x5/0x10 [ 127.744648][ T9289] __kmalloc_track_caller+0x7c/0x480 [ 127.750036][ T9289] ? kobject_uevent_env+0x21a/0xf30 [ 127.755228][ T9289] kstrdup+0x29/0x50 [ 127.759104][ T9289] device_rename+0x63/0x1b0 [ 127.763606][ T9289] __dev_change_net_namespace+0xa55/0x1120 [ 127.769487][ T9289] ? check_preemption_disabled+0x36/0xd0 [ 127.775097][ T9289] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 127.780273][ T9289] ? security_capable+0x4c/0x90 [ 127.785107][ T9289] ? ns_capable+0x4c/0xc0 [ 127.789436][ T9289] do_setlink+0x1d3/0x2cb0 [ 127.793830][ T9289] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 127.799784][ T9289] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 127.805736][ T9289] ? orc_sort_cmp+0xd0/0x140 [ 127.810314][ T9289] ? rtnetlink_put_metrics+0x480/0x480 [ 127.815766][ T9289] ? mark_lock+0xf0/0x15f0 [ 127.820179][ T9289] ? mark_lock+0xf0/0x15f0 [ 127.824571][ T9289] ? __lock_acquire+0xbe2/0x52b0 [ 127.829585][ T9289] ? lock_chain_count+0x20/0x20 [ 127.834414][ T9289] ? memset+0x20/0x40 [ 127.838370][ T9289] ? __nla_validate_parse+0xb2/0x1fd0 [ 127.843757][ T9289] ? lock_chain_count+0x20/0x20 [ 127.848676][ T9289] ? __lock_acquire+0xbe2/0x52b0 [ 127.853612][ T9289] ? nla_get_range_signed+0x540/0x540 [ 127.858964][ T9289] ? __lock_acquire+0xbe2/0x52b0 [ 127.863893][ T9289] __rtnl_newlink+0xaca/0x13b0 [ 127.868653][ T9289] ? lock_is_held_type+0xfa/0x130 [ 127.873655][ T9289] ? rtnl_setlink+0x330/0x330 [ 127.878313][ T9289] ? check_preemption_disabled+0x36/0xd0 [ 127.883938][ T9289] ? lock_release+0x424/0x7e0 [ 127.888590][ T9289] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 127.894638][ T9289] ? is_bpf_text_address+0x65/0xe0 [ 127.899721][ T9289] ? kernel_text_address+0xbd/0xf0 [ 127.904803][ T9289] ? __kernel_text_address+0x9/0x30 [ 127.909973][ T9289] ? unwind_get_return_address+0x51/0x90 [ 127.915589][ T9289] ? create_prof_cpu_mask+0x20/0x20 [ 127.920759][ T9289] ? arch_stack_walk+0x93/0xe0 [ 127.925524][ T9289] ? stack_trace_save+0x8c/0xc0 [ 127.930366][ T9289] ? stack_trace_consume_entry+0x160/0x160 [ 127.936192][ T9289] ? fs_reclaim_release+0x9c/0xf0 [ 127.941192][ T9289] ? lock_is_held_type+0xfa/0x130 [ 127.946190][ T9289] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 127.951706][ T9289] ? trace_kmalloc+0x32/0xf0 [ 127.956273][ T9289] ? kmem_cache_alloc_trace+0x20b/0x440 [ 127.961801][ T9289] rtnl_newlink+0x5a/0x90 [ 127.966201][ T9289] rtnetlink_rcv_msg+0x31d/0x8d0 [ 127.971119][ T9289] ? __dev_queue_xmit+0x1531/0x2d80 [ 127.976375][ T9289] ? rtnl_newlink+0x90/0x90 [ 127.980850][ T9289] ? check_preemption_disabled+0x36/0xd0 [ 127.986449][ T9289] ? netdev_core_pick_tx+0x290/0x290 [ 127.991703][ T9289] ? lock_acquire+0x160/0x5d0 [ 127.996353][ T9289] netlink_rcv_skb+0x118/0x370 [ 128.001087][ T9289] ? rtnl_newlink+0x90/0x90 [ 128.005569][ T9289] ? netlink_ack+0x930/0x930 [ 128.010134][ T9289] ? netlink_deliver_tap+0x130/0x9a0 [ 128.015424][ T9289] netlink_unicast+0x42e/0x700 [ 128.020179][ T9289] ? netlink_attachskb+0x750/0x750 [ 128.025267][ T9289] ? __build_skb_around+0x1f3/0x2b0 [ 128.030439][ T9289] netlink_sendmsg+0x704/0xbf0 [ 128.035177][ T9289] ? netlink_unicast+0x700/0x700 [ 128.040143][ T9289] ? netlink_unicast+0x700/0x700 [ 128.045068][ T9289] sock_sendmsg+0xab/0xe0 [ 128.049370][ T9289] ____sys_sendmsg+0x5bf/0x7a0 [ 128.054156][ T9289] ? kernel_sendmsg+0x30/0x30 [ 128.058817][ T9289] ? do_recvmmsg+0x550/0x550 [ 128.063380][ T9289] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 128.069344][ T9289] ___sys_sendmsg+0xd3/0x150 [ 128.073918][ T9289] ? sendmsg_copy_msghdr+0x110/0x110 [ 128.079176][ T9289] ? find_held_lock+0x2d/0x110 [ 128.083921][ T9289] ? check_preemption_disabled+0x36/0xd0 [ 128.089521][ T9289] ? lock_release+0x424/0x7e0 [ 128.094298][ T9289] ? __fget_files+0x17c/0x2e0 [ 128.098946][ T9289] ? lock_downgrade+0x7b0/0x7b0 [ 128.103779][ T9289] ? find_held_lock+0x2d/0x110 [ 128.108517][ T9289] ? check_preemption_disabled+0x36/0xd0 [ 128.114128][ T9289] ? lock_is_held_type+0xfa/0x130 [ 128.119126][ T9289] ? __fget_files+0x194/0x2e0 [ 128.123777][ T9289] ? __fget_light+0xbe/0x220 [ 128.128353][ T9289] __sys_sendmsg+0xb2/0x140 [ 128.132850][ T9289] ? __sys_sendmsg_sock+0x10/0x10 [ 128.137850][ T9289] ? check_preemption_disabled+0x36/0xd0 [ 128.143451][ T9289] ? syscall_enter_from_user_mode+0x1d/0x60 [ 128.149312][ T9289] ? lockdep_hardirqs_on+0x54/0x100 [ 128.154480][ T9289] do_syscall_64+0x35/0xb0 [ 128.158867][ T9289] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 128.164731][ T9289] RIP: 0033:0x464d29 [ 128.168599][ T9289] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 128.188189][ T9289] RSP: 002b:00007ffaca919188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 128.196573][ T9289] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 128.204526][ T9289] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 128.212539][ T9289] RBP: 00007ffaca9191d0 R08: 0000000000000000 R09: 0000000000000000 [ 128.220496][ T9289] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 128.228449][ T9289] R13: 00007ffd8fe47d4f R14: 00007ffaca919300 R15: 0000000000022000 [ 128.240401][ T9289] ------------[ cut here ]------------ [ 128.245935][ T9289] WARNING: CPU: 1 PID: 9289 at net/core/dev.c:11273 __dev_change_net_namespace+0xe5a/0x1120 [ 128.256157][ T9289] Modules linked in: [ 128.260528][ T9289] CPU: 1 PID: 9289 Comm: syz-executor.1 Tainted: G W 5.14.0-rc6-syzkaller #0 [ 128.270795][ T9289] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 128.281112][ T9289] RIP: 0010:__dev_change_net_namespace+0xe5a/0x1120 [ 128.288059][ T9289] Code: 00 00 48 c7 c6 00 3c 9b 88 48 c7 c7 40 3c 9b 88 c6 05 21 5a 9d 04 01 e8 2d f2 9f 01 0f 0b e9 71 f2 ff ff 0f 0b e9 1d fc ff ff <0f> 0b e9 fc fb ff ff 41 bd ea ff ff ff e9 17 f4 ff ff e8 7f 01 e5 [ 128.308247][ T9289] RSP: 0018:ffffc90002406da0 EFLAGS: 00010282 [ 128.314434][ T9289] RAX: 00000000fffffff4 RBX: ffffffff8a310c80 RCX: 0000000000000001 [ 128.322825][ T9289] RDX: dffffc0000000000 RSI: ffffffff87eb69e0 RDI: ffffffff8833f600 [ 128.331039][ T9289] RBP: ffff88811c4de000 R08: 0000000000000001 R09: ffff88811c4de603 [ 128.339921][ T9289] R10: ffffed102389bcc0 R11: 6637303030302052 R12: ffff88811c4debb8 [ 128.349446][ T9289] R13: ffff88811c4de098 R14: 00000000000000c8 R15: 000000008a310c80 [ 128.357532][ T9289] FS: 00007ffaca919700(0000) GS:ffff8881f6500000(0000) knlGS:0000000000000000 [ 128.372772][ T9289] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 128.379468][ T9289] CR2: 0000000001493b93 CR3: 000000011b529004 CR4: 00000000001706e0 [ 128.388243][ T9289] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 128.396212][ T9289] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 128.404368][ T9289] Call Trace: [ 128.407636][ T9289] ? check_preemption_disabled+0x36/0xd0 [ 128.413383][ T9289] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 128.418638][ T9289] ? security_capable+0x4c/0x90 [ 128.423547][ T9289] ? ns_capable+0x4c/0xc0 [ 128.427977][ T9289] do_setlink+0x1d3/0x2cb0 [ 128.432392][ T9289] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 128.438431][ T9289] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 128.444391][ T9289] ? orc_sort_cmp+0xd0/0x140 [ 128.449314][ T9289] ? rtnetlink_put_metrics+0x480/0x480 [ 128.454769][ T9289] ? mark_lock+0xf0/0x15f0 [ 128.459288][ T9289] ? mark_lock+0xf0/0x15f0 [ 128.463691][ T9289] ? __lock_acquire+0xbe2/0x52b0 [ 128.468730][ T9289] ? lock_chain_count+0x20/0x20 [ 128.473577][ T9289] ? memset+0x20/0x40 [ 128.477550][ T9289] ? __nla_validate_parse+0xb2/0x1fd0 [ 128.485243][ T9289] ? lock_chain_count+0x20/0x20 [ 128.490758][ T9289] ? __lock_acquire+0xbe2/0x52b0 [ 128.495700][ T9289] ? nla_get_range_signed+0x540/0x540 [ 128.501832][ T9289] ? __lock_acquire+0xbe2/0x52b0 [ 128.506765][ T9289] __rtnl_newlink+0xaca/0x13b0 [ 128.512461][ T9289] ? lock_is_held_type+0xfa/0x130 [ 128.517498][ T9289] ? rtnl_setlink+0x330/0x330 [ 128.522792][ T9289] ? check_preemption_disabled+0x36/0xd0 [ 128.529094][ T9289] ? lock_release+0x424/0x7e0 [ 128.533781][ T9289] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 128.540505][ T9289] ? is_bpf_text_address+0x65/0xe0 [ 128.545612][ T9289] ? kernel_text_address+0xbd/0xf0 [ 128.551576][ T9289] ? __kernel_text_address+0x9/0x30 [ 128.556767][ T9289] ? unwind_get_return_address+0x51/0x90 [ 128.563216][ T9289] ? create_prof_cpu_mask+0x20/0x20 [ 128.569778][ T9289] ? arch_stack_walk+0x93/0xe0 [ 128.574559][ T9289] ? stack_trace_save+0x8c/0xc0 [ 128.580108][ T9289] ? stack_trace_consume_entry+0x160/0x160 [ 128.585983][ T9289] ? fs_reclaim_release+0x9c/0xf0 [ 128.594709][ T9289] ? lock_is_held_type+0xfa/0x130 [ 128.600428][ T9289] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 128.605976][ T9289] ? trace_kmalloc+0x32/0xf0 [ 128.611609][ T9289] ? kmem_cache_alloc_trace+0x20b/0x440 [ 128.617160][ T9289] rtnl_newlink+0x5a/0x90 [ 128.622382][ T9289] rtnetlink_rcv_msg+0x31d/0x8d0 [ 128.627344][ T9289] ? __dev_queue_xmit+0x1531/0x2d80 [ 128.633259][ T9289] ? rtnl_newlink+0x90/0x90 [ 128.638594][ T9289] ? check_preemption_disabled+0x36/0xd0 [ 128.644234][ T9289] ? netdev_core_pick_tx+0x290/0x290 [ 128.650338][ T9289] ? lock_acquire+0x160/0x5d0 [ 128.655012][ T9289] netlink_rcv_skb+0x118/0x370 [ 128.661031][ T9289] ? rtnl_newlink+0x90/0x90 [ 128.665528][ T9289] ? netlink_ack+0x930/0x930 [ 128.670971][ T9289] ? netlink_deliver_tap+0x130/0x9a0 [ 128.676253][ T9289] netlink_unicast+0x42e/0x700 [ 128.682046][ T9289] ? netlink_attachskb+0x750/0x750 [ 128.687165][ T9289] ? __build_skb_around+0x1f3/0x2b0 [ 128.693444][ T9289] netlink_sendmsg+0x704/0xbf0 [ 128.701752][ T9289] ? netlink_unicast+0x700/0x700 [ 128.706705][ T9289] ? netlink_unicast+0x700/0x700 [ 128.712790][ T9289] sock_sendmsg+0xab/0xe0 [ 128.717121][ T9289] ____sys_sendmsg+0x5bf/0x7a0 [ 128.722890][ T9289] ? kernel_sendmsg+0x30/0x30 [ 128.727563][ T9289] ? do_recvmmsg+0x550/0x550 [ 128.733007][ T9289] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 128.739626][ T9289] ___sys_sendmsg+0xd3/0x150 [ 128.744216][ T9289] ? sendmsg_copy_msghdr+0x110/0x110 [ 128.750300][ T9289] ? find_held_lock+0x2d/0x110 [ 128.755062][ T9289] ? check_preemption_disabled+0x36/0xd0 [ 128.761960][ T9289] ? lock_release+0x424/0x7e0 [ 128.766636][ T9289] ? __fget_files+0x17c/0x2e0 [ 128.772157][ T9289] ? lock_downgrade+0x7b0/0x7b0 [ 128.777042][ T9289] ? find_held_lock+0x2d/0x110 [ 128.782828][ T9289] ? check_preemption_disabled+0x36/0xd0 [ 128.789209][ T9289] ? lock_is_held_type+0xfa/0x130 [ 128.794247][ T9289] ? __fget_files+0x194/0x2e0 [ 128.800672][ T9289] ? __fget_light+0xbe/0x220 [ 128.805299][ T9289] __sys_sendmsg+0xb2/0x140 [ 128.812239][ T9289] ? __sys_sendmsg_sock+0x10/0x10 [ 128.817262][ T9289] ? check_preemption_disabled+0x36/0xd0 [ 128.824045][ T9289] ? syscall_enter_from_user_mode+0x1d/0x60 [ 128.830436][ T9289] ? lockdep_hardirqs_on+0x54/0x100 [ 128.835624][ T9289] do_syscall_64+0x35/0xb0 [ 128.841164][ T9289] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 128.847069][ T9289] RIP: 0033:0x464d29 [ 128.851837][ T9289] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 128.872418][ T9289] RSP: 002b:00007ffaca919188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 128.881699][ T9289] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 128.890255][ T9289] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 128.898953][ T9289] RBP: 00007ffaca9191d0 R08: 0000000000000000 R09: 0000000000000000 [ 128.906921][ T9289] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 128.915540][ T9289] R13: 00007ffd8fe47d4f R14: 00007ffaca919300 R15: 0000000000022000 [ 128.926405][ T9289] irq event stamp: 5519 [ 128.931010][ T9289] hardirqs last enabled at (5559): [] finish_task_switch.isra.0+0x224/0x980 [ 128.941890][ T9289] hardirqs last disabled at (5588): [] __schedule+0x116e/0x2170 [ 128.951566][ T9289] softirqs last enabled at (5648): [] irq_exit_rcu+0x229/0x270 [ 128.961218][ T9289] softirqs last disabled at (5661): [] irq_exit_rcu+0x229/0x270 [ 128.970899][ T9289] ---[ end trace fb4aa6de9d66e8e1 ]--- [ 128.993834][ T9298] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 129.034505][ T9298] sysfs: cannot create duplicate filename '/devices/virtual/net/veth2' [ 129.069186][ T9298] CPU: 1 PID: 9298 Comm: syz-executor.5 Tainted: G W 5.14.0-rc6-syzkaller #0 [ 129.079260][ T9298] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 129.089308][ T9298] Call Trace: [ 129.092586][ T9298] dump_stack_lvl+0xbd/0xe2 [ 129.097088][ T9298] sysfs_warn_dup.cold+0x17/0x24 [ 129.102059][ T9298] sysfs_create_dir_ns+0x1e9/0x260 [ 129.107165][ T9298] ? sysfs_create_mount_point+0x80/0x80 [ 129.112700][ T9298] ? rwlock_bug.part.0+0x90/0x90 [ 129.117635][ T9298] kobject_add_internal+0x274/0x7f0 [ 129.122830][ T9298] kobject_add+0x120/0x190 [ 129.127236][ T9298] ? kset_create_and_add+0x170/0x170 [ 129.132505][ T9298] ? wait_for_completion_io+0x280/0x280 [ 129.138044][ T9298] ? lockdep_init_map_type+0x2c3/0x870 [ 129.143503][ T9298] device_add+0x2cd/0x1cd0 [ 129.147911][ T9298] ? dev_set_name+0xa6/0xd0 [ 129.152402][ T9298] ? device_initialize+0x500/0x500 [ 129.157587][ T9298] ? lockdep_init_map_type+0x2c3/0x870 [ 129.163043][ T9298] ? __fw_devlink_link_to_suppliers+0x550/0x550 [ 129.169716][ T9298] netdev_register_kobject+0x162/0x350 [ 129.175168][ T9298] register_netdevice+0xa77/0x1190 [ 129.180274][ T9298] ? netdev_change_features+0xa0/0xa0 [ 129.185635][ T9298] ? rtnl_create_link+0x87c/0xba0 [ 129.190660][ T9298] veth_newlink+0x37b/0x980 [ 129.195151][ T9298] ? __rtnl_newlink+0xc11/0x13b0 [ 129.200078][ T9298] ? veth_open+0x170/0x170 [ 129.204479][ T9298] ? netlink_unicast+0x42e/0x700 [ 129.209411][ T9298] ? netlink_sendmsg+0x704/0xbf0 [ 129.214336][ T9298] ? sock_sendmsg+0xab/0xe0 [ 129.218835][ T9298] ? ____sys_sendmsg+0x5bf/0x7a0 [ 129.223761][ T9298] ? ___sys_sendmsg+0xd3/0x150 [ 129.228515][ T9298] ? __sys_sendmsg+0xb2/0x140 [ 129.233182][ T9298] ? do_syscall_64+0x35/0xb0 [ 129.237763][ T9298] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 129.243825][ T9298] ? lock_is_held_type+0xfa/0x130 [ 129.248843][ T9298] ? find_held_lock+0x2d/0x110 [ 129.253633][ T9298] ? check_preemption_disabled+0x36/0xd0 [ 129.259253][ T9298] ? lock_release+0x424/0x7e0 [ 129.263904][ T9298] ? fs_reclaim_release+0x9c/0xf0 [ 129.268917][ T9298] ? mark_held_locks+0x9f/0xe0 [ 129.273657][ T9298] ? lock_is_held_type+0xfa/0x130 [ 129.278748][ T9298] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 129.284270][ T9298] ? kmem_cache_alloc_node_trace+0x420/0x570 [ 129.290231][ T9298] ? memset+0x20/0x40 [ 129.294187][ T9298] ? memcpy+0x39/0x60 [ 129.298144][ T9298] ? alloc_netdev_mqs+0x903/0xda0 [ 129.303143][ T9298] ? security_capable+0x4c/0x90 [ 129.307969][ T9298] ? rtnl_create_link+0x87c/0xba0 [ 129.312966][ T9298] __rtnl_newlink+0xcd7/0x13b0 [ 129.317710][ T9298] ? lock_is_held_type+0xfa/0x130 [ 129.322718][ T9298] ? rtnl_setlink+0x330/0x330 [ 129.327372][ T9298] ? check_preemption_disabled+0x36/0xd0 [ 129.332978][ T9298] ? lock_release+0x424/0x7e0 [ 129.337628][ T9298] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 129.343756][ T9298] ? is_bpf_text_address+0x65/0xe0 [ 129.348844][ T9298] ? kernel_text_address+0xbd/0xf0 [ 129.353939][ T9298] ? __kernel_text_address+0x9/0x30 [ 129.359106][ T9298] ? unwind_get_return_address+0x51/0x90 [ 129.364708][ T9298] ? create_prof_cpu_mask+0x20/0x20 [ 129.369881][ T9298] ? arch_stack_walk+0x93/0xe0 [ 129.374636][ T9298] ? stack_trace_save+0x8c/0xc0 [ 129.379460][ T9298] ? stack_trace_consume_entry+0x160/0x160 [ 129.385260][ T9298] ? fs_reclaim_release+0x9c/0xf0 [ 129.390264][ T9298] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 129.395788][ T9298] ? trace_kmalloc+0x32/0xf0 [ 129.400347][ T9298] ? kmem_cache_alloc_trace+0x20b/0x440 [ 129.405861][ T9298] rtnl_newlink+0x5a/0x90 [ 129.410168][ T9298] rtnetlink_rcv_msg+0x31d/0x8d0 [ 129.415094][ T9298] ? __dev_queue_xmit+0x1531/0x2d80 [ 129.420262][ T9298] ? rtnl_newlink+0x90/0x90 [ 129.424737][ T9298] ? check_preemption_disabled+0x36/0xd0 [ 129.430341][ T9298] ? netdev_core_pick_tx+0x290/0x290 [ 129.435682][ T9298] ? lock_acquire+0x160/0x5d0 [ 129.440335][ T9298] netlink_rcv_skb+0x118/0x370 [ 129.445070][ T9298] ? rtnl_newlink+0x90/0x90 [ 129.449568][ T9298] ? netlink_ack+0x930/0x930 [ 129.454148][ T9298] ? netlink_deliver_tap+0x130/0x9a0 [ 129.459409][ T9298] netlink_unicast+0x42e/0x700 [ 129.464161][ T9298] ? netlink_attachskb+0x750/0x750 [ 129.469238][ T9298] ? __build_skb_around+0x1f3/0x2b0 [ 129.474410][ T9298] netlink_sendmsg+0x704/0xbf0 [ 129.479147][ T9298] ? netlink_unicast+0x700/0x700 [ 129.484058][ T9298] ? netlink_unicast+0x700/0x700 [ 129.488966][ T9298] sock_sendmsg+0xab/0xe0 [ 129.493283][ T9298] ____sys_sendmsg+0x5bf/0x7a0 [ 129.498019][ T9298] ? kernel_sendmsg+0x30/0x30 [ 129.502666][ T9298] ? do_recvmmsg+0x550/0x550 [ 129.507227][ T9298] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 129.513180][ T9298] ? lockdep_hardirqs_on_prepare+0x450/0x450