Warning: Permanently added '10.128.1.101' (ECDSA) to the list of known hosts. 2021/04/13 00:48:07 parsed 1 programs 2021/04/13 00:48:07 executed programs: 0 [ 50.198291][ T29] audit: type=1400 audit(1618274887.550:10): avc: denied { execmem } for pid=6098 comm="syz-executor.3" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 51.345368][ T6101] IPVS: ftp: loaded support on port[0] = 21 [ 51.523894][ T6111] IPVS: ftp: loaded support on port[0] = 21 [ 51.584447][ T6103] IPVS: ftp: loaded support on port[0] = 21 [ 51.597276][ T6108] IPVS: ftp: loaded support on port[0] = 21 [ 51.682463][ T6107] IPVS: ftp: loaded support on port[0] = 21 [ 51.835668][ T6101] chnl_net:caif_netlink_parms(): no params data found [ 52.113685][ T6108] chnl_net:caif_netlink_parms(): no params data found [ 52.138632][ T6103] chnl_net:caif_netlink_parms(): no params data found [ 52.216625][ T6101] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.237195][ T6101] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.248712][ T6101] device bridge_slave_0 entered promiscuous mode [ 52.272785][ T6101] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.282775][ T6101] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.294992][ T6101] device bridge_slave_1 entered promiscuous mode [ 52.303611][ T6111] chnl_net:caif_netlink_parms(): no params data found [ 52.314927][ T6107] chnl_net:caif_netlink_parms(): no params data found [ 52.371981][ T6101] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 52.413298][ T6101] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 52.455762][ T6108] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.464179][ T6108] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.476586][ T6108] device bridge_slave_0 entered promiscuous mode [ 52.503998][ T6108] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.512685][ T6108] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.522379][ T6108] device bridge_slave_1 entered promiscuous mode [ 52.561926][ T6101] team0: Port device team_slave_0 added [ 52.572699][ T6101] team0: Port device team_slave_1 added [ 52.592858][ T6103] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.601273][ T6103] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.610186][ T6103] device bridge_slave_0 entered promiscuous mode [ 52.619212][ T6107] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.626442][ T6107] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.638709][ T6107] device bridge_slave_0 entered promiscuous mode [ 52.651725][ T6107] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.660203][ T6107] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.669246][ T6107] device bridge_slave_1 entered promiscuous mode [ 52.692694][ T6103] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.700782][ T6103] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.710368][ T6103] device bridge_slave_1 entered promiscuous mode [ 52.734325][ T6101] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 52.742366][ T6101] 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. [ 52.772520][ T6101] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 52.788680][ T6108] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 52.799759][ T6111] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.807005][ T6111] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.816023][ T6111] device bridge_slave_0 entered promiscuous mode [ 52.833107][ T6107] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 52.842910][ T6101] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 52.850610][ T6101] 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. [ 52.880307][ T6101] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 52.898425][ T6108] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 52.908979][ T6111] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.916912][ T6111] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.926009][ T6111] device bridge_slave_1 entered promiscuous mode [ 52.934978][ T6103] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 52.946513][ T6107] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 52.983744][ T6103] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 53.030747][ T6101] device hsr_slave_0 entered promiscuous mode [ 53.068096][ T6101] device hsr_slave_1 entered promiscuous mode [ 53.118631][ T6111] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 53.132151][ T6108] team0: Port device team_slave_0 added [ 53.150795][ T6108] team0: Port device team_slave_1 added [ 53.165723][ T6111] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 53.183909][ T6107] team0: Port device team_slave_0 added [ 53.202634][ T6103] team0: Port device team_slave_0 added [ 53.216094][ T6107] team0: Port device team_slave_1 added [ 53.233548][ T6103] team0: Port device team_slave_1 added [ 53.242770][ T6111] team0: Port device team_slave_0 added [ 53.256141][ T6108] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 53.264792][ T6108] 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. [ 53.294355][ T6108] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 53.310158][ T6108] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 53.319041][ T6108] 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. [ 53.347064][ T6108] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 53.361621][ T11] Bluetooth: hci1: command 0x0409 tx timeout [ 53.368956][ T11] Bluetooth: hci0: command 0x0409 tx timeout [ 53.382695][ T6111] team0: Port device team_slave_1 added [ 53.432618][ T6107] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 53.437457][ T11] Bluetooth: hci5: command 0x0409 tx timeout [ 53.441107][ T6107] 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. [ 53.452464][ T11] Bluetooth: hci4: command 0x0409 tx timeout [ 53.476702][ T6107] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 53.495774][ T6103] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 53.503762][ T6103] 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. [ 53.517390][ T11] Bluetooth: hci3: command 0x0409 tx timeout [ 53.538611][ T6103] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 53.553461][ T6111] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 53.562009][ T6111] 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. [ 53.590113][ T6111] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 53.639179][ T6108] device hsr_slave_0 entered promiscuous mode [ 53.697381][ T6108] device hsr_slave_1 entered promiscuous mode [ 53.747193][ T6108] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 53.755371][ T6108] Cannot create hsr debugfs directory [ 53.762103][ T6107] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 53.770059][ T6107] 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. [ 53.798866][ T6107] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 53.812409][ T6103] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 53.819915][ T6103] 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. [ 53.850603][ T6103] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 53.870403][ T6111] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 53.878718][ T6111] 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. [ 53.910648][ T6111] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 54.011595][ T6103] device hsr_slave_0 entered promiscuous mode [ 54.077439][ T6103] device hsr_slave_1 entered promiscuous mode [ 54.127091][ T6103] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 54.136557][ T6103] Cannot create hsr debugfs directory [ 54.210200][ T6111] device hsr_slave_0 entered promiscuous mode [ 54.267302][ T6111] device hsr_slave_1 entered promiscuous mode [ 54.307026][ T6111] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 54.314983][ T6111] Cannot create hsr debugfs directory [ 54.380155][ T6107] device hsr_slave_0 entered promiscuous mode [ 54.468194][ T6107] device hsr_slave_1 entered promiscuous mode [ 54.507022][ T6107] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 54.515606][ T6107] Cannot create hsr debugfs directory [ 54.816017][ T6101] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 54.901688][ T6101] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 54.980033][ T6101] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 55.046389][ T6101] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 55.113903][ T6108] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 55.148669][ T6108] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 55.210547][ T6108] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 55.255004][ T6108] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 55.349435][ T6111] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 55.380315][ T6111] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 55.419661][ T6111] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 55.446687][ T2622] Bluetooth: hci0: command 0x041b tx timeout [ 55.453521][ T2622] Bluetooth: hci1: command 0x041b tx timeout [ 55.491592][ T6103] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 55.516773][ T2622] Bluetooth: hci4: command 0x041b tx timeout [ 55.523602][ T2622] Bluetooth: hci5: command 0x041b tx timeout [ 55.539094][ T6111] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 55.597717][ T5] Bluetooth: hci3: command 0x041b tx timeout [ 55.623332][ T6103] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 55.683924][ T6101] 8021q: adding VLAN 0 to HW filter on device bond0 [ 55.708107][ T6103] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 55.776104][ T7191] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.785903][ T7191] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.801980][ T6103] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 55.829962][ T6101] 8021q: adding VLAN 0 to HW filter on device team0 [ 55.843369][ T6107] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 55.893863][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 55.903450][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 55.914090][ T19] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.922462][ T19] bridge0: port 1(bridge_slave_0) entered forwarding state [ 55.949772][ T6108] 8021q: adding VLAN 0 to HW filter on device bond0 [ 55.958099][ T6107] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 56.008573][ T6030] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 56.022141][ T6030] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 56.032772][ T6030] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 56.042670][ T6030] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.050756][ T6030] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.060743][ T6030] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 56.069939][ T6030] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 56.087580][ T6107] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 56.130414][ T6107] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 56.193096][ T6108] 8021q: adding VLAN 0 to HW filter on device team0 [ 56.210635][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 56.220740][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 56.233084][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 56.242873][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 56.253599][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 56.262585][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 56.271362][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 56.280349][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 56.301378][ T6101] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 56.314744][ T6101] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 56.341589][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 56.351541][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 56.361461][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 56.371499][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 56.382256][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 56.392033][ T19] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.399522][ T19] bridge0: port 1(bridge_slave_0) entered forwarding state [ 56.432342][ T6111] 8021q: adding VLAN 0 to HW filter on device bond0 [ 56.441006][ T6030] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 56.451280][ T6030] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 56.461627][ T6030] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 56.471534][ T6030] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.479046][ T6030] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.488760][ T6030] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 56.525407][ T2622] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 56.534239][ T2622] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 56.543525][ T2622] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 56.554056][ T2622] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 56.572696][ T2622] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 56.583998][ T2622] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 56.601167][ T2622] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 56.614396][ T2622] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 56.626345][ T2622] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 56.642939][ T2622] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 56.670011][ T6111] 8021q: adding VLAN 0 to HW filter on device team0 [ 56.685789][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 56.695095][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 56.704201][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 56.715237][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 56.728048][ T6101] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 56.741010][ T6108] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 56.769333][ T2622] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 56.782926][ T2622] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 56.792335][ T2622] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.799646][ T2622] bridge0: port 1(bridge_slave_0) entered forwarding state [ 56.811209][ T2622] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 56.821537][ T2622] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 56.834616][ T2622] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.841871][ T2622] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.882751][ T6108] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 56.895848][ T7198] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 56.905301][ T7198] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 56.915900][ T7198] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 56.927059][ T7198] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 56.934794][ T7198] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 56.944081][ T7198] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 56.953850][ T7198] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 57.003423][ T2622] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 57.013405][ T2622] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 57.023095][ T2622] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 57.033206][ T2622] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 57.042580][ T2622] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 57.059443][ T6107] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.073215][ T6103] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.094253][ T6030] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 57.103400][ T6030] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 57.112671][ T6030] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 57.123212][ T6030] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 57.139994][ T6111] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 57.164315][ T6030] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.172700][ T6030] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.183120][ T6030] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.191743][ T6030] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.202109][ T6030] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 57.211792][ T6030] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 57.224524][ T6103] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.250707][ T6107] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.267213][ T2622] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 57.277572][ T2622] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 57.288622][ T2622] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.296123][ T2622] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.333985][ T6101] device veth0_vlan entered promiscuous mode [ 57.350819][ T2622] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 57.359798][ T2622] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 57.370014][ T2622] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 57.380483][ T2622] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.388032][ T2622] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.397403][ T2622] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 57.407008][ T2622] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 57.415746][ T2622] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 57.424831][ T2622] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 57.433824][ T2622] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 57.442949][ T2622] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 57.451931][ T2622] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.459401][ T2622] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.467880][ T2622] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 57.476259][ T2622] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 57.485291][ T2622] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 57.495328][ T2622] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 57.504952][ T2622] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.512650][ T2622] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.523789][ T7198] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 57.532543][ T7198] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 57.540916][ T7198] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 57.550796][ T7198] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 57.559524][ T7198] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 57.568697][ T7198] Bluetooth: hci1: command 0x040f tx timeout [ 57.575380][ T7198] Bluetooth: hci0: command 0x040f tx timeout [ 57.587507][ T6108] device veth0_vlan entered promiscuous mode [ 57.596924][ T2622] Bluetooth: hci5: command 0x040f tx timeout [ 57.603420][ T2622] Bluetooth: hci4: command 0x040f tx timeout [ 57.612303][ T6111] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 57.625530][ T28] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 57.641681][ T28] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 57.651528][ T28] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 57.665134][ T28] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 57.674366][ T28] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 57.686340][ T2455] Bluetooth: hci3: command 0x040f tx timeout [ 57.689772][ T28] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 57.702165][ T28] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 57.711604][ T28] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 57.720531][ T28] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 57.735113][ T6103] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 57.751432][ T6103] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 57.781254][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 57.790671][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 57.801019][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 57.811684][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 57.821361][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 57.831300][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 57.840905][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 57.850672][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 57.861260][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 57.870820][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 57.882478][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 57.892493][ T6101] device veth1_vlan entered promiscuous mode [ 57.903504][ T6108] device veth1_vlan entered promiscuous mode [ 57.929820][ T6107] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 57.943265][ T6107] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 57.966076][ T2455] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 57.975344][ T2455] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 57.985214][ T2455] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 57.994759][ T2455] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 58.004780][ T2455] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 58.013070][ T2455] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 58.022027][ T2455] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 58.031268][ T2455] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 58.048115][ T2622] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 58.057161][ T2622] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 58.087682][ T6103] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 58.114628][ T6101] device veth0_macvtap entered promiscuous mode [ 58.131707][ T6108] device veth0_macvtap entered promiscuous mode [ 58.152866][ T2827] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 58.163386][ T2827] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 58.176194][ T2827] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 58.184205][ T2827] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 58.193238][ T2827] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 58.203174][ T2827] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 58.212597][ T2827] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 58.221737][ T2827] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 58.230940][ T2827] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 58.240081][ T2827] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 58.249338][ T2827] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 58.259075][ T2827] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 58.270821][ T6101] device veth1_macvtap entered promiscuous mode [ 58.283131][ T6111] device veth0_vlan entered promiscuous mode [ 58.298550][ T6108] device veth1_macvtap entered promiscuous mode [ 58.312580][ T6107] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 58.324561][ T2827] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 58.334715][ T2827] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 58.357202][ T6101] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 58.370937][ T6101] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 58.388654][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 58.398753][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 58.410908][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 58.421079][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 58.443206][ T6111] device veth1_vlan entered promiscuous mode [ 58.457292][ T6101] netdevsim netdevsim3 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.467756][ T6101] netdevsim netdevsim3 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.479778][ T6101] netdevsim netdevsim3 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.490375][ T6101] netdevsim netdevsim3 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.525565][ T7191] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 58.539545][ T7191] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 58.550742][ T6108] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 58.563615][ T6108] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 58.576728][ T6108] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 58.591662][ T6108] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 58.603278][ T6108] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 58.618057][ T6108] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 58.629781][ T2622] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 58.643182][ T2622] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 58.653384][ T2622] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 58.662876][ T2622] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 58.686910][ T6111] device veth0_macvtap entered promiscuous mode [ 58.732724][ T6108] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.741793][ T6108] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.751347][ T6108] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.760675][ T6108] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.776947][ T6030] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 58.785842][ T6030] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 58.796452][ T6030] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 58.808940][ T6111] device veth1_macvtap entered promiscuous mode [ 58.864639][ T6103] device veth0_vlan entered promiscuous mode [ 58.878871][ T7191] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 58.890707][ T7191] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 58.901747][ T7191] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 58.911854][ T7191] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 58.922764][ T7191] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 58.934167][ T7191] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 58.943798][ T7191] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 59.101352][ T7191] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 59.110342][ T7191] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 59.123219][ T6103] device veth1_vlan entered promiscuous mode [ 59.133298][ T6107] device veth0_vlan entered promiscuous mode [ 59.151141][ T6111] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 59.163151][ T6111] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 59.175355][ T6111] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 59.190350][ T6111] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 59.204702][ T6111] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 59.214989][ T7223] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 59.225362][ T7191] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 59.234379][ T7191] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 59.243161][ T7191] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 59.251501][ T7191] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 59.261667][ T7191] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready 2021/04/13 00:48:16 executed programs: 6 [ 59.351456][ T6111] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 59.365011][ T6111] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 59.392160][ T6111] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 59.413869][ T6111] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 59.432290][ T6111] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 59.448510][ T6107] device veth1_vlan entered promiscuous mode [ 59.469500][ T7203] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 59.487269][ T7203] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 59.502716][ T7203] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 59.512064][ T7203] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 59.529749][ T6111] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 59.539200][ T6111] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 59.552660][ T6111] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 59.564794][ T6111] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 59.580977][ T7230] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 59.592204][ T7231] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 59.602821][ T11] Bluetooth: hci0: command 0x0419 tx timeout [ 59.610580][ T11] Bluetooth: hci1: command 0x0419 tx timeout [ 59.656687][ T2827] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 59.676809][ T2827] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 59.676885][ T2622] Bluetooth: hci4: command 0x0419 tx timeout [ 59.699354][ T6103] device veth0_macvtap entered promiscuous mode [ 59.720288][ T2622] Bluetooth: hci5: command 0x0419 tx timeout [ 59.757655][ T7198] Bluetooth: hci3: command 0x0419 tx timeout [ 59.766705][ T6103] device veth1_macvtap entered promiscuous mode [ 59.780782][ T7239] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 59.795534][ T7240] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 59.806464][ T7191] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 59.815183][ T7191] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 59.825033][ T7191] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 59.834526][ T7191] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 59.897473][ T6107] device veth0_macvtap entered promiscuous mode [ 59.959229][ T6103] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 59.993834][ T6103] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 60.015784][ T6103] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 60.032303][ T6103] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 60.060073][ T6103] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 60.078346][ T6103] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 60.090845][ T6103] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 60.102948][ T6107] device veth1_macvtap entered promiscuous mode [ 60.113829][ T7250] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 60.124647][ T7255] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 60.136540][ T7258] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 60.146703][ T28] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 60.174375][ T28] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 60.186948][ T28] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 60.197606][ T28] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 60.320565][ T7259] FAULT_INJECTION: forcing a failure. [ 60.320565][ T7259] name failslab, interval 1, probability 0, space 0, times 1 [ 60.334129][ T7259] CPU: 0 PID: 7259 Comm: syz-executor.3 Not tainted 5.12.0-rc7-syzkaller #0 [ 60.343338][ T7259] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.354119][ T7259] Call Trace: [ 60.357612][ T7259] dump_stack+0x10c/0x14b [ 60.362292][ T7259] should_fail.cold+0x5/0xa [ 60.367533][ T7259] should_failslab+0x5/0x10 [ 60.372138][ T7259] kmem_cache_alloc_node+0x61/0x520 [ 60.378046][ T7259] __alloc_skb+0x153/0x280 [ 60.382639][ T7259] __neigh_notify+0x7f/0x110 [ 60.387412][ T7259] neigh_cleanup_and_release+0x5a/0x220 [ 60.393393][ T7259] neigh_flush_dev+0x4f4/0x800 [ 60.398523][ T7259] ? lock_release+0x424/0x7e0 [ 60.403391][ T7259] __neigh_ifdown.isra.0+0x44/0x390 [ 60.408806][ T7259] ? __local_bh_enable_ip+0x11f/0x220 [ 60.414562][ T7259] ? rt6_disable_ip+0x49d/0x6a0 [ 60.419887][ T7259] neigh_ifdown+0x7/0x10 [ 60.424781][ T7259] rt6_disable_ip+0x551/0x6a0 [ 60.430026][ T7259] ? rt6_sync_down_dev+0x110/0x110 [ 60.435918][ T7259] ? mark_lock+0xf0/0x15f0 [ 60.440464][ T7259] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 60.446111][ T7259] ? lock_chain_count+0x20/0x20 [ 60.451082][ T7259] ? add_addr+0x240/0x240 [ 60.455647][ T7259] ? check_preemption_disabled+0x36/0xd0 [ 60.462381][ T7259] ? lock_is_held_type+0xfa/0x130 [ 60.468428][ T7259] addrconf_notify+0x3e6/0x1ca0 [ 60.474080][ T7259] ? mark_held_locks+0x9f/0xe0 [ 60.479067][ T7259] ? check_preemption_disabled+0x36/0xd0 [ 60.484730][ T7259] ? tls_device_sk_destruct+0x610/0x610 [ 60.491410][ T7259] ? clusterip_netdev_event+0x369/0x540 [ 60.497245][ T7259] ? inet6_ifinfo_notify+0x100/0x100 [ 60.502711][ T7259] ? __local_bh_enable_ip+0x11f/0x220 [ 60.508138][ T7259] ? clusterip_netdev_event+0x369/0x540 [ 60.514098][ T7259] notifier_call_chain+0x94/0x170 [ 60.519741][ T7259] dev_close_many+0x28c/0x560 [ 60.524876][ T7259] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 60.531210][ T7259] dev_change_net_namespace+0xcb7/0x1000 [ 60.537038][ T7259] ? lock_downgrade+0x7b0/0x7b0 [ 60.542256][ T7259] ? check_preemption_disabled+0x36/0xd0 [ 60.548754][ T7259] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 60.554230][ T7259] ? security_capable+0x4c/0x90 [ 60.559759][ T7259] ? ns_capable+0x53/0xc0 [ 60.564753][ T7259] do_setlink+0x16b/0x2f10 [ 60.569279][ T7259] ? rtnl_getlink+0x930/0x930 [ 60.574574][ T7259] ? mark_lock+0xf0/0x15f0 [ 60.579371][ T7259] ? lock_chain_count+0x20/0x20 [ 60.584945][ T7259] ? mark_lock+0xf0/0x15f0 [ 60.589742][ T7259] ? mark_lock+0xf0/0x15f0 [ 60.594634][ T7259] ? update_sd_lb_stats.constprop.0+0x27d0/0x27d0 [ 60.602025][ T7259] ? memset+0x20/0x40 [ 60.606495][ T7259] ? __nla_validate_parse+0xb2/0x1fd0 [ 60.612183][ T7259] ? nla_get_range_signed+0x540/0x540 [ 60.617934][ T7259] __rtnl_newlink+0xabb/0x1360 [ 60.623286][ T7259] ? check_preemption_disabled+0x36/0xd0 [ 60.631163][ T7259] ? rtnl_setlink+0x320/0x320 [ 60.636683][ T7259] ? lock_release+0x424/0x7e0 [ 60.641442][ T7259] ? is_bpf_text_address+0x5f/0xe0 [ 60.647659][ T7259] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 60.654904][ T7259] ? is_bpf_text_address+0x77/0xe0 [ 60.660761][ T7259] ? kernel_text_address+0xbd/0xf0 [ 60.666132][ T7259] ? __kernel_text_address+0x9/0x30 [ 60.671696][ T7259] ? unwind_get_return_address+0x51/0x90 [ 60.678999][ T7259] ? create_prof_cpu_mask+0x20/0x20 [ 60.685338][ T7259] ? arch_stack_walk+0x93/0xe0 [ 60.690386][ T7259] ? stack_trace_save+0x8c/0xc0 [ 60.695979][ T7259] ? stack_trace_consume_entry+0x160/0x160 [ 60.702317][ T7259] ? fs_reclaim_release+0x9c/0xe0 [ 60.707349][ T7259] ? lock_is_held_type+0xfa/0x130 [ 60.712467][ T7259] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 60.718873][ T7259] ? trace_kmalloc+0xbe/0xf0 [ 60.723734][ T7259] ? kmem_cache_alloc_trace+0x21c/0x400 [ 60.729614][ T7259] rtnl_newlink+0x5a/0x90 [ 60.734126][ T7259] rtnetlink_rcv_msg+0x32f/0x860 [ 60.739233][ T7259] ? rtnetlink_put_metrics+0x420/0x420 [ 60.745039][ T7259] ? check_preemption_disabled+0x36/0xd0 [ 60.750778][ T7259] ? netdev_core_pick_tx+0x290/0x290 [ 60.756612][ T7259] ? lock_acquire+0x1d0/0x850 [ 60.761394][ T7259] netlink_rcv_skb+0x118/0x370 [ 60.766460][ T7259] ? rtnetlink_put_metrics+0x420/0x420 [ 60.773932][ T7259] ? netlink_ack+0x9f0/0x9f0 [ 60.779136][ T7259] ? netlink_deliver_tap+0x15d/0x990 [ 60.784992][ T7259] netlink_unicast+0x42e/0x700 [ 60.790248][ T7259] ? netlink_attachskb+0x730/0x730 [ 60.795752][ T7259] ? _copy_from_iter_full+0x177/0x690 [ 60.801123][ T7259] netlink_sendmsg+0x70e/0xbe0 [ 60.805999][ T7259] ? netlink_unicast+0x700/0x700 [ 60.811115][ T7259] ? iovec_from_user+0x143/0x290 [ 60.816056][ T7259] ? netlink_unicast+0x700/0x700 [ 60.821871][ T7259] sock_sendmsg+0xab/0xe0 [ 60.826474][ T7259] ____sys_sendmsg+0x5bf/0x7a0 [ 60.831259][ T7259] ? kernel_sendmsg+0x30/0x30 [ 60.836905][ T7259] ? do_recvmmsg+0x550/0x550 [ 60.841585][ T7259] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 60.847943][ T7259] ? __might_fault+0xb5/0x160 [ 60.852735][ T7259] ___sys_sendmsg+0xd3/0x150 [ 60.857901][ T7259] ? sendmsg_copy_msghdr+0x110/0x110 [ 60.864045][ T7259] ? find_held_lock+0x2d/0x110 [ 60.869516][ T7259] ? check_preemption_disabled+0x36/0xd0 [ 60.876043][ T7259] ? lock_release+0x424/0x7e0 [ 60.881245][ T7259] ? __fget_files+0x193/0x2b0 [ 60.887374][ T7259] ? lock_downgrade+0x7b0/0x7b0 [ 60.892932][ T7259] ? find_held_lock+0x2d/0x110 [ 60.897985][ T7259] ? check_preemption_disabled+0x36/0xd0 [ 60.904252][ T7259] ? lock_is_held_type+0xfa/0x130 [ 60.909473][ T7259] ? __fget_files+0x1ab/0x2b0 [ 60.914679][ T7259] ? __fget_light+0xbe/0x220 [ 60.919390][ T7259] __sys_sendmsg+0xb2/0x140 [ 60.923890][ T7259] ? __sys_sendmsg_sock+0x10/0x10 [ 60.929445][ T7259] ? check_preemption_disabled+0x36/0xd0 [ 60.935327][ T7259] ? syscall_enter_from_user_mode+0x1d/0x60 [ 60.941261][ T7259] ? lockdep_hardirqs_on+0x54/0x100 [ 60.946463][ T7259] do_syscall_64+0x2d/0x70 [ 60.951062][ T7259] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 60.957041][ T7259] RIP: 0033:0x464d29 [ 60.961049][ T7259] 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 [ 60.982558][ T7259] RSP: 002b:00007f3e9c5eb188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 60.991703][ T7259] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 61.000369][ T7259] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 61.008873][ T7259] RBP: 00007f3e9c5eb1d0 R08: 0000000000000000 R09: 0000000000000000 [ 61.017070][ T7259] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 61.025820][ T7259] R13: 00007ffcb8aeb9df R14: 00007f3e9c5eb300 R15: 0000000000022000 [ 61.274526][ T6103] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 61.288256][ T7259] syz-executor.3 (7259) used greatest stack depth: 23160 bytes left [ 61.302456][ T6103] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 61.313934][ T6103] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 61.333888][ T6103] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 61.346114][ T6103] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 61.358114][ T6103] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 61.370102][ T6103] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 61.404393][ T6103] netdevsim netdevsim5 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 61.414875][ T6103] netdevsim netdevsim5 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 61.427747][ T6103] netdevsim netdevsim5 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 61.437041][ T6103] netdevsim netdevsim5 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 61.448484][ T7266] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 61.493502][ T7203] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 61.515834][ T7203] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 61.526293][ T6107] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 2021/04/13 00:48:19 result: hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe wrong response packet (errno 16) loop exited with status 67 [ 61.566134][ T6107] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 61.584534][ T6107] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 61.684086][ T6107] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 61.719597][ T6107] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 61.768574][ T6107] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 61.800860][ T6107] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 61.820776][ T6107] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 61.838933][ T6107] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 61.852996][ T6107] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 61.866478][ T6107] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 61.878312][ T6107] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 61.892257][ T6107] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 61.903142][ T6107] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 61.914535][ T6107] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 61.926782][ T6107] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 61.938147][ T6107] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 61.951429][ T6107] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 61.965580][ T7304] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 61.975674][ T7203] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 62.005672][ T7203] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 62.014570][ T7203] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 62.025122][ T7203] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 62.088939][ T6107] netdevsim netdevsim4 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 62.100706][ T6107] netdevsim netdevsim4 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 62.116603][ T6107] netdevsim netdevsim4 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 62.128771][ T6107] netdevsim netdevsim4 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 62.589050][ T7338] FAULT_INJECTION: forcing a failure. [ 62.589050][ T7338] name failslab, interval 1, probability 0, space 0, times 0 [ 62.603028][ T7338] CPU: 1 PID: 7338 Comm: syz-executor.0 Not tainted 5.12.0-rc7-syzkaller #0 [ 62.612241][ T7338] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.622697][ T7338] Call Trace: [ 62.626114][ T7338] dump_stack+0x10c/0x14b [ 62.632509][ T7338] should_fail.cold+0x5/0xa [ 62.637217][ T7338] ? lock_acquire+0x212/0x850 [ 62.642352][ T7338] ? sctp_addr_wq_mgmt+0x224/0x6d0 [ 62.647666][ T7338] should_failslab+0x5/0x10 [ 62.652292][ T7338] __kmalloc_track_caller+0x77/0x440 [ 62.657778][ T7338] kmemdup+0x1a/0x40 [ 62.661777][ T7338] sctp_addr_wq_mgmt+0x224/0x6d0 [ 62.667184][ T7338] sctp_inet6addr_event+0x1ec/0x980 [ 62.672613][ T7338] notifier_call_chain+0x94/0x170 [ 62.678320][ T7338] atomic_notifier_call_chain+0x5d/0xf0 [ 62.684054][ T7338] addrconf_ifdown.isra.0+0x7bb/0x10e0 [ 62.689843][ T7338] ? add_addr+0x240/0x240 [ 62.694280][ T7338] ? check_preemption_disabled+0x36/0xd0 [ 62.700183][ T7338] ? lock_is_held_type+0xfa/0x130 [ 62.705316][ T7338] addrconf_notify+0x3e6/0x1ca0 [ 62.710348][ T7338] ? mark_held_locks+0x9f/0xe0 [ 62.715391][ T7338] ? check_preemption_disabled+0x36/0xd0 [ 62.721310][ T7338] ? tls_device_sk_destruct+0x610/0x610 [ 62.727056][ T7338] ? clusterip_netdev_event+0x369/0x540 [ 62.732915][ T7338] ? inet6_ifinfo_notify+0x100/0x100 [ 62.738683][ T7338] ? __local_bh_enable_ip+0x11f/0x220 [ 62.744448][ T7338] ? clusterip_netdev_event+0x369/0x540 [ 62.750456][ T7338] notifier_call_chain+0x94/0x170 [ 62.755919][ T7338] dev_change_net_namespace+0x22e/0x1000 [ 62.761690][ T7338] ? lock_downgrade+0x7b0/0x7b0 [ 62.766753][ T7338] ? check_preemption_disabled+0x36/0xd0 [ 62.772695][ T7338] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 62.778259][ T7338] ? security_capable+0x4c/0x90 [ 62.783219][ T7338] ? ns_capable+0x53/0xc0 [ 62.787921][ T7338] do_setlink+0x16b/0x2f10 [ 62.792687][ T7338] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 62.798861][ T7338] ? unwind_get_return_address+0x51/0x90 [ 62.804607][ T7338] ? rtnl_getlink+0x930/0x930 [ 62.809738][ T7338] ? mark_lock+0xf0/0x15f0 [ 62.814597][ T7338] ? __lock_acquire+0xbc5/0x5050 [ 62.819705][ T7338] ? lock_chain_count+0x20/0x20 [ 62.825105][ T7338] ? memset+0x20/0x40 [ 62.829557][ T7338] ? __nla_validate_parse+0xb2/0x1fd0 [ 62.835524][ T7338] ? nla_get_range_signed+0x540/0x540 [ 62.840913][ T7338] __rtnl_newlink+0xabb/0x1360 [ 62.845947][ T7338] ? check_preemption_disabled+0x36/0xd0 [ 62.852061][ T7338] ? rtnl_setlink+0x320/0x320 [ 62.857262][ T7338] ? lock_release+0x424/0x7e0 [ 62.862773][ T7338] ? is_bpf_text_address+0x5f/0xe0 [ 62.868349][ T7338] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 62.874612][ T7338] ? is_bpf_text_address+0x77/0xe0 [ 62.879836][ T7338] ? kernel_text_address+0xbd/0xf0 [ 62.885303][ T7338] ? __kernel_text_address+0x9/0x30 [ 62.890884][ T7338] ? unwind_get_return_address+0x51/0x90 [ 62.897066][ T7338] ? create_prof_cpu_mask+0x20/0x20 [ 62.903195][ T7338] ? arch_stack_walk+0x93/0xe0 [ 62.908898][ T7338] ? stack_trace_save+0x8c/0xc0 [ 62.915123][ T7338] ? stack_trace_consume_entry+0x160/0x160 [ 62.922152][ T7338] ? fs_reclaim_release+0x9c/0xe0 [ 62.927717][ T7338] ? lock_is_held_type+0xfa/0x130 [ 62.932982][ T7338] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 62.939042][ T7338] ? trace_kmalloc+0xbe/0xf0 [ 62.943900][ T7338] ? kmem_cache_alloc_trace+0x21c/0x400 [ 62.949897][ T7338] rtnl_newlink+0x5a/0x90 [ 62.954475][ T7338] rtnetlink_rcv_msg+0x32f/0x860 [ 62.959501][ T7338] ? rtnetlink_put_metrics+0x420/0x420 [ 62.965340][ T7338] ? check_preemption_disabled+0x36/0xd0 [ 62.971053][ T7338] ? netdev_core_pick_tx+0x290/0x290 [ 62.976703][ T7338] ? lock_acquire+0x1d0/0x850 [ 62.981395][ T7338] netlink_rcv_skb+0x118/0x370 [ 62.986454][ T7338] ? rtnetlink_put_metrics+0x420/0x420 [ 62.992043][ T7338] ? netlink_ack+0x9f0/0x9f0 [ 62.996745][ T7338] ? netlink_deliver_tap+0x15d/0x990 [ 63.002139][ T7338] netlink_unicast+0x42e/0x700 [ 63.006997][ T7338] ? netlink_attachskb+0x730/0x730 [ 63.012718][ T7338] ? _copy_from_iter_full+0x177/0x690 [ 63.018749][ T7338] netlink_sendmsg+0x70e/0xbe0 [ 63.024327][ T7338] ? netlink_unicast+0x700/0x700 [ 63.029638][ T7338] ? iovec_from_user+0x143/0x290 [ 63.034852][ T7338] ? netlink_unicast+0x700/0x700 [ 63.039910][ T7338] sock_sendmsg+0xab/0xe0 [ 63.044660][ T7338] ____sys_sendmsg+0x5bf/0x7a0 [ 63.049926][ T7338] ? kernel_sendmsg+0x30/0x30 [ 63.055238][ T7338] ? do_recvmmsg+0x550/0x550 [ 63.060278][ T7338] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 63.066423][ T7338] ? __might_fault+0xb5/0x160 [ 63.071266][ T7338] ___sys_sendmsg+0xd3/0x150 [ 63.076144][ T7338] ? sendmsg_copy_msghdr+0x110/0x110 [ 63.081743][ T7338] ? find_held_lock+0x2d/0x110 [ 63.086601][ T7338] ? check_preemption_disabled+0x36/0xd0 [ 63.092333][ T7338] ? lock_release+0x424/0x7e0 [ 63.097024][ T7338] ? __fget_files+0x193/0x2b0 [ 63.101867][ T7338] ? lock_downgrade+0x7b0/0x7b0 [ 63.106974][ T7338] ? find_held_lock+0x2d/0x110 [ 63.112978][ T7338] ? check_preemption_disabled+0x36/0xd0 [ 63.119345][ T7338] ? lock_is_held_type+0xfa/0x130 [ 63.124363][ T7338] ? __fget_files+0x1ab/0x2b0 [ 63.129525][ T7338] ? __fget_light+0xbe/0x220 [ 63.134191][ T7338] __sys_sendmsg+0xb2/0x140 [ 63.138897][ T7338] ? __sys_sendmsg_sock+0x10/0x10 [ 63.144091][ T7338] ? check_preemption_disabled+0x36/0xd0 [ 63.150179][ T7338] ? syscall_enter_from_user_mode+0x1d/0x60 [ 63.156264][ T7338] ? lockdep_hardirqs_on+0x54/0x100 [ 63.161555][ T7338] do_syscall_64+0x2d/0x70 [ 63.166059][ T7338] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 63.172660][ T7338] RIP: 0033:0x464d29 [ 63.176652][ T7338] 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 [ 63.197433][ T7338] RSP: 002b:00007f8e6d112188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 63.205938][ T7338] RAX: ffffffffffffffda RBX: 000000000055cf00 RCX: 0000000000464d29 [ 63.214232][ T7338] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 63.222621][ T7338] RBP: 00007f8e6d1121d0 R08: 0000000000000000 R09: 0000000000000000 [ 63.230986][ T7338] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 63.239278][ T7338] R13: 00007ffceeadfe8f R14: 00007f8e6d112300 R15: 0000000000022000 [ 63.515063][ T7338] A link change request failed with some changes committed already. Interface caif0 may have been left with an inconsistent configuration, please check. [ 63.567758][ T7303] IPVS: ftp: loaded support on port[0] = 21 [ 63.842372][ T7303] chnl_net:caif_netlink_parms(): no params data found [ 63.902331][ T7303] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.911163][ T7303] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.922903][ T7303] device bridge_slave_0 entered promiscuous mode [ 63.932464][ T7303] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.943411][ T7303] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.954415][ T7303] device bridge_slave_1 entered promiscuous mode [ 63.978955][ T7303] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.990626][ T7303] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 64.018001][ T7303] team0: Port device team_slave_0 added [ 64.026805][ T7303] team0: Port device team_slave_1 added [ 64.044057][ T7303] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 64.051384][ T7303] 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. [ 64.079945][ T7303] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 64.093600][ T7303] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 64.101680][ T7303] 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. [ 64.129701][ T7303] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 64.226705][ T7303] device hsr_slave_0 entered promiscuous mode [ 64.275939][ T7303] device hsr_slave_1 entered promiscuous mode [ 64.324672][ T7303] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 64.332369][ T7303] Cannot create hsr debugfs directory [ 64.443081][ T7303] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 64.488712][ T7303] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 64.546617][ T7303] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 64.587786][ T7303] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 64.677109][ T7303] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.685297][ T7303] bridge0: port 2(bridge_slave_1) entered forwarding state [ 64.693379][ T7303] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.701763][ T7303] bridge0: port 1(bridge_slave_0) entered forwarding state [ 64.746966][ T7303] 8021q: adding VLAN 0 to HW filter on device bond0 [ 64.760563][ T2455] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 64.773915][ T2455] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.783384][ T2455] bridge0: port 2(bridge_slave_1) entered disabled state [ 64.800208][ T2455] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 64.817422][ T7303] 8021q: adding VLAN 0 to HW filter on device team0 [ 64.831835][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 64.841825][ T19] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.849600][ T19] bridge0: port 1(bridge_slave_0) entered forwarding state [ 64.865689][ T7298] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 64.875793][ T7298] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 64.885212][ T7298] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.892731][ T7298] bridge0: port 2(bridge_slave_1) entered forwarding state [ 64.902059][ T7298] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 64.918877][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 64.942802][ T28] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 64.952755][ T28] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 64.962577][ T28] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 64.973210][ T28] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 64.982689][ T28] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 64.991495][ T28] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 65.005164][ T7303] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 65.018666][ T7303] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 65.028171][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 65.037156][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 65.045963][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 65.068739][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 65.078425][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 65.091562][ T7303] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 65.110059][ T2455] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 65.124025][ T2455] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 65.146825][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 65.157752][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 65.170643][ T7303] device veth0_vlan entered promiscuous mode [ 65.179613][ T7191] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 65.188495][ T7191] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 65.204127][ T7303] device veth1_vlan entered promiscuous mode [ 65.226633][ T2455] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 65.235519][ T2455] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 65.244237][ T2455] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 65.253736][ T2455] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 65.267573][ T7303] device veth0_macvtap entered promiscuous mode [ 65.277786][ T7303] device veth1_macvtap entered promiscuous mode [ 65.299752][ T7303] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 65.314624][ T7303] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 65.325754][ T7303] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 65.337106][ T7303] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 65.347967][ T7303] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 65.361346][ T7303] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 65.364871][ T7202] Bluetooth: hci2: command 0x0409 tx timeout [ 65.375980][ T7303] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 65.393262][ T7303] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 65.406457][ T7303] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 65.418783][ T7303] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 65.431217][ T7303] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 65.455227][ T7298] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 65.463570][ T7298] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 65.474773][ T7298] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 65.483672][ T7298] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 65.497689][ T7303] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 65.510142][ T7303] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 65.521679][ T7303] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 65.537067][ T7303] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 65.548082][ T7303] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 65.559380][ T7303] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 65.571103][ T7303] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 65.582575][ T7303] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 65.592934][ T7303] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 65.605398][ T7303] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 65.617482][ T7303] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 65.627039][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 65.639111][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 65.652901][ T7303] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 65.663664][ T7303] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 65.673297][ T7303] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 65.683338][ T7303] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 2021/04/13 00:48:23 executed programs: 29 [ 65.867466][ T7582] __nla_validate_parse: 12 callbacks suppressed [ 65.867475][ T7582] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 65.938203][ T7592] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 65.948709][ T7595] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 65.962106][ T7591] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 65.975161][ T7596] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 65.985534][ T7593] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 66.175082][ T7595] FAULT_INJECTION: forcing a failure. [ 66.175082][ T7595] name failslab, interval 1, probability 0, space 0, times 0 [ 66.189854][ T7595] CPU: 1 PID: 7595 Comm: syz-executor.0 Not tainted 5.12.0-rc7-syzkaller #0 [ 66.199306][ T7595] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.209743][ T7595] Call Trace: [ 66.213272][ T7595] dump_stack+0x10c/0x14b [ 66.217778][ T7595] should_fail.cold+0x5/0xa [ 66.222861][ T7595] should_failslab+0x5/0x10 [ 66.227543][ T7595] kmem_cache_alloc_node+0x61/0x520 [ 66.233202][ T7595] __alloc_skb+0x153/0x280 [ 66.237892][ T7595] alloc_uevent_skb+0x76/0x200 [ 66.243100][ T7595] kobject_uevent_env+0xc49/0xf50 [ 66.248681][ T7595] ? check_preemption_disabled+0x36/0xd0 [ 66.255634][ T7595] ? __local_bh_enable_ip+0x11f/0x220 [ 66.261377][ T7595] ? dev_change_net_namespace+0x4d7/0x1000 [ 66.267422][ T7595] ? lockdep_hardirqs_on+0x54/0x100 [ 66.272846][ T7595] dev_change_net_namespace+0x4f0/0x1000 [ 66.278605][ T7595] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 66.284532][ T7595] ? security_capable+0x4c/0x90 [ 66.289489][ T7595] ? ns_capable+0x53/0xc0 [ 66.294621][ T7595] do_setlink+0x16b/0x2f10 [ 66.299224][ T7595] ? rtnl_getlink+0x930/0x930 [ 66.304555][ T7595] ? mark_lock+0xf0/0x15f0 [ 66.308989][ T7595] ? lock_chain_count+0x20/0x20 [ 66.314234][ T7595] ? mark_lock+0xf0/0x15f0 [ 66.318920][ T7595] ? mark_lock+0xf0/0x15f0 [ 66.324196][ T7595] ? update_sd_lb_stats.constprop.0+0x27d0/0x27d0 [ 66.331083][ T7595] ? memset+0x20/0x40 [ 66.335342][ T7595] ? __nla_validate_parse+0xb2/0x1fd0 [ 66.340968][ T7595] ? nla_get_range_signed+0x540/0x540 [ 66.346549][ T7595] __rtnl_newlink+0xabb/0x1360 [ 66.352034][ T7595] ? check_preemption_disabled+0x36/0xd0 [ 66.358283][ T7595] ? rtnl_setlink+0x320/0x320 [ 66.363041][ T7595] ? lock_release+0x424/0x7e0 [ 66.367932][ T7595] ? is_bpf_text_address+0x5f/0xe0 [ 66.373386][ T7595] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 66.379933][ T7595] ? is_bpf_text_address+0x77/0xe0 [ 66.386021][ T7595] ? kernel_text_address+0xbd/0xf0 [ 66.391399][ T7595] ? __kernel_text_address+0x9/0x30 [ 66.396850][ T7595] ? unwind_get_return_address+0x51/0x90 [ 66.402751][ T7595] ? create_prof_cpu_mask+0x20/0x20 [ 66.408231][ T7595] ? arch_stack_walk+0x93/0xe0 [ 66.413430][ T7595] ? stack_trace_save+0x8c/0xc0 [ 66.418456][ T7595] ? stack_trace_consume_entry+0x160/0x160 [ 66.424965][ T7595] ? fs_reclaim_release+0x9c/0xe0 [ 66.430671][ T7595] ? lock_is_held_type+0xfa/0x130 [ 66.435893][ T7595] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 66.442046][ T7595] ? trace_kmalloc+0xbe/0xf0 [ 66.447154][ T7595] ? kmem_cache_alloc_trace+0x21c/0x400 [ 66.453253][ T7595] rtnl_newlink+0x5a/0x90 [ 66.457853][ T7595] rtnetlink_rcv_msg+0x32f/0x860 [ 66.463214][ T7595] ? rtnetlink_put_metrics+0x420/0x420 [ 66.469787][ T7595] ? check_preemption_disabled+0x36/0xd0 [ 66.476361][ T7595] ? netdev_core_pick_tx+0x290/0x290 [ 66.482883][ T7595] ? lock_acquire+0x1d0/0x850 [ 66.488107][ T7595] netlink_rcv_skb+0x118/0x370 [ 66.493412][ T7595] ? rtnetlink_put_metrics+0x420/0x420 [ 66.499175][ T7595] ? netlink_ack+0x9f0/0x9f0 [ 66.504142][ T7595] ? netlink_deliver_tap+0x15d/0x990 [ 66.509557][ T7595] netlink_unicast+0x42e/0x700 [ 66.514534][ T7595] ? netlink_attachskb+0x730/0x730 [ 66.520372][ T7595] ? _copy_from_iter_full+0x177/0x690 [ 66.526193][ T7595] netlink_sendmsg+0x70e/0xbe0 [ 66.531491][ T7595] ? netlink_unicast+0x700/0x700 [ 66.536621][ T7595] ? iovec_from_user+0x143/0x290 [ 66.541998][ T7595] ? netlink_unicast+0x700/0x700 [ 66.547331][ T7595] sock_sendmsg+0xab/0xe0 [ 66.552179][ T7595] ____sys_sendmsg+0x5bf/0x7a0 [ 66.557580][ T7595] ? kernel_sendmsg+0x30/0x30 [ 66.562542][ T7595] ? do_recvmmsg+0x550/0x550 [ 66.567455][ T7595] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 66.574927][ T7595] ? __might_fault+0xb5/0x160 [ 66.580277][ T7595] ___sys_sendmsg+0xd3/0x150 [ 66.585419][ T7595] ? sendmsg_copy_msghdr+0x110/0x110 [ 66.591306][ T7595] ? find_held_lock+0x2d/0x110 [ 66.596289][ T7595] ? check_preemption_disabled+0x36/0xd0 [ 66.602532][ T7595] ? lock_release+0x424/0x7e0 [ 66.607389][ T7595] ? __fget_files+0x193/0x2b0 [ 66.615138][ T7595] ? lock_downgrade+0x7b0/0x7b0 [ 66.620193][ T7595] ? find_held_lock+0x2d/0x110 [ 66.625528][ T7595] ? check_preemption_disabled+0x36/0xd0 [ 66.633991][ T7595] ? lock_is_held_type+0xfa/0x130 [ 66.639413][ T7595] ? __fget_files+0x1ab/0x2b0 [ 66.644503][ T7595] ? __fget_light+0xbe/0x220 [ 66.649500][ T7595] __sys_sendmsg+0xb2/0x140 [ 66.654164][ T7595] ? __sys_sendmsg_sock+0x10/0x10 [ 66.659506][ T7595] ? check_preemption_disabled+0x36/0xd0 [ 66.665392][ T7595] ? syscall_enter_from_user_mode+0x1d/0x60 [ 66.671977][ T7595] ? lockdep_hardirqs_on+0x54/0x100 [ 66.677182][ T7595] do_syscall_64+0x2d/0x70 [ 66.682362][ T7595] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 66.689254][ T7595] RIP: 0033:0x464d29 [ 66.693625][ T7595] 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 [ 66.715981][ T7595] RSP: 002b:00007f8e6d112188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 66.724680][ T7595] RAX: ffffffffffffffda RBX: 000000000055cf00 RCX: 0000000000464d29 [ 66.733274][ T7595] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 66.741429][ T7595] RBP: 00007f8e6d1121d0 R08: 0000000000000000 R09: 0000000000000000 [ 66.750024][ T7595] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 66.758923][ T7595] R13: 00007ffceeadfe8f R14: 00007f8e6d112300 R15: 0000000000022000 [ 66.798557][ T7595] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 67.054700][ T7596] FAULT_INJECTION: forcing a failure. [ 67.054700][ T7596] name failslab, interval 1, probability 0, space 0, times 0 [ 67.069245][ T7596] CPU: 1 PID: 7596 Comm: syz-executor.3 Not tainted 5.12.0-rc7-syzkaller #0 [ 67.078900][ T7596] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.089298][ T7596] Call Trace: [ 67.092696][ T7596] dump_stack+0x10c/0x14b [ 67.097833][ T7596] should_fail.cold+0x5/0xa [ 67.102517][ T7596] should_failslab+0x5/0x10 [ 67.107523][ T7596] kmem_cache_alloc_node+0x61/0x520 [ 67.113256][ T7596] __alloc_skb+0x153/0x280 [ 67.118207][ T7596] alloc_uevent_skb+0x76/0x200 [ 67.123694][ T7596] kobject_uevent_env+0xc49/0xf50 [ 67.129541][ T7596] ? check_preemption_disabled+0x36/0xd0 [ 67.135889][ T7596] ? __local_bh_enable_ip+0x11f/0x220 [ 67.141553][ T7596] ? dev_change_net_namespace+0x4d7/0x1000 [ 67.147873][ T7596] ? lockdep_hardirqs_on+0x54/0x100 [ 67.153379][ T7596] dev_change_net_namespace+0x4f0/0x1000 [ 67.159382][ T7596] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 67.165012][ T7596] ? security_capable+0x4c/0x90 [ 67.170326][ T7596] ? ns_capable+0x53/0xc0 [ 67.175125][ T7596] do_setlink+0x16b/0x2f10 [ 67.180038][ T7596] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 67.186864][ T7596] ? unwind_get_return_address+0x51/0x90 [ 67.193493][ T7596] ? rtnl_getlink+0x930/0x930 [ 67.198687][ T7596] ? mark_lock+0xf0/0x15f0 [ 67.203743][ T7596] ? __lock_acquire+0xbc5/0x5050 [ 67.209193][ T7596] ? lock_chain_count+0x20/0x20 [ 67.214373][ T7596] ? mark_lock+0xf0/0x15f0 [ 67.219347][ T7596] ? memset+0x20/0x40 [ 67.223990][ T7596] ? __nla_validate_parse+0xb2/0x1fd0 [ 67.230784][ T7596] ? nla_get_range_signed+0x540/0x540 [ 67.236355][ T7596] __rtnl_newlink+0xabb/0x1360 [ 67.242289][ T7596] ? check_preemption_disabled+0x36/0xd0 [ 67.248311][ T7596] ? rtnl_setlink+0x320/0x320 [ 67.253533][ T7596] ? lock_release+0x424/0x7e0 [ 67.258648][ T7596] ? is_bpf_text_address+0x5f/0xe0 [ 67.263858][ T7596] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 67.270610][ T7596] ? is_bpf_text_address+0x77/0xe0 [ 67.275908][ T7596] ? kernel_text_address+0xbd/0xf0 [ 67.281130][ T7596] ? __kernel_text_address+0x9/0x30 [ 67.286970][ T7596] ? unwind_get_return_address+0x51/0x90 [ 67.292957][ T7596] ? create_prof_cpu_mask+0x20/0x20 [ 67.298340][ T7596] ? arch_stack_walk+0x93/0xe0 [ 67.303332][ T7596] ? stack_trace_save+0x8c/0xc0 [ 67.308372][ T7596] ? stack_trace_consume_entry+0x160/0x160 [ 67.315243][ T7596] ? fs_reclaim_release+0x9c/0xe0 [ 67.320805][ T7596] ? lock_is_held_type+0xfa/0x130 [ 67.326394][ T7596] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 67.332277][ T7596] ? trace_kmalloc+0xbe/0xf0 [ 67.338356][ T7596] ? kmem_cache_alloc_trace+0x21c/0x400 [ 67.345297][ T7596] rtnl_newlink+0x5a/0x90 [ 67.350216][ T7596] rtnetlink_rcv_msg+0x32f/0x860 [ 67.355984][ T7596] ? rtnetlink_put_metrics+0x420/0x420 [ 67.363064][ T7596] ? check_preemption_disabled+0x36/0xd0 [ 67.369393][ T7596] ? netdev_core_pick_tx+0x290/0x290 [ 67.375424][ T7596] ? lock_acquire+0x1d0/0x850 [ 67.381040][ T7596] netlink_rcv_skb+0x118/0x370 [ 67.387144][ T7596] ? rtnetlink_put_metrics+0x420/0x420 [ 67.393409][ T7596] ? netlink_ack+0x9f0/0x9f0 [ 67.398396][ T7596] ? netlink_deliver_tap+0x15d/0x990 [ 67.404082][ T7596] netlink_unicast+0x42e/0x700 [ 67.409917][ T7596] ? netlink_attachskb+0x730/0x730 [ 67.415416][ T7596] ? _copy_from_iter_full+0x177/0x690 [ 67.421214][ T7596] netlink_sendmsg+0x70e/0xbe0 [ 67.426307][ T7596] ? netlink_unicast+0x700/0x700 [ 67.431629][ T7596] ? iovec_from_user+0x143/0x290 [ 67.436926][ T7596] ? netlink_unicast+0x700/0x700 [ 67.442093][ T7596] sock_sendmsg+0xab/0xe0 [ 67.446548][ T7596] ____sys_sendmsg+0x5bf/0x7a0 [ 67.451900][ T7596] ? kernel_sendmsg+0x30/0x30 [ 67.456671][ T7596] ? do_recvmmsg+0x550/0x550 [ 67.461616][ T7596] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 67.468118][ T7596] ? __might_fault+0xb5/0x160 [ 67.473362][ T7596] ___sys_sendmsg+0xd3/0x150 [ 67.478549][ T7596] ? sendmsg_copy_msghdr+0x110/0x110 [ 67.484578][ T7596] ? find_held_lock+0x2d/0x110 [ 67.490172][ T7596] ? check_preemption_disabled+0x36/0xd0 [ 67.496240][ T7596] ? lock_release+0x424/0x7e0 [ 67.501189][ T7596] ? __fget_files+0x193/0x2b0 [ 67.506275][ T7596] ? lock_downgrade+0x7b0/0x7b0 [ 67.511248][ T7596] ? find_held_lock+0x2d/0x110 [ 67.516186][ T7596] ? check_preemption_disabled+0x36/0xd0 [ 67.522663][ T7596] ? lock_is_held_type+0xfa/0x130 [ 67.527978][ T7596] ? __fget_files+0x1ab/0x2b0 [ 67.532855][ T7596] ? __fget_light+0xbe/0x220 [ 67.538071][ T7596] __sys_sendmsg+0xb2/0x140 [ 67.543236][ T7596] ? __sys_sendmsg_sock+0x10/0x10 [ 67.548584][ T7596] ? check_preemption_disabled+0x36/0xd0 [ 67.554252][ T7596] ? syscall_enter_from_user_mode+0x1d/0x60 [ 67.560461][ T7596] ? lockdep_hardirqs_on+0x54/0x100 [ 67.565750][ T7596] do_syscall_64+0x2d/0x70 [ 67.570551][ T7596] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 67.576846][ T7596] RIP: 0033:0x464d29 [ 67.580840][ T7596] 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 [ 67.602716][ T7596] RSP: 002b:00007f3e9c62d188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 67.611674][ T7596] RAX: ffffffffffffffda RBX: 000000000055cf00 RCX: 0000000000464d29 [ 67.620313][ T7596] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 67.640519][ T7596] RBP: 00007f3e9c62d1d0 R08: 0000000000000000 R09: 0000000000000000 [ 67.649706][ T7596] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 67.658889][ T7596] R13: 00007ffcb8aeb9df R14: 00007f3e9c62d300 R15: 0000000000022000 [ 67.682364][ T19] Bluetooth: hci2: command 0x041b tx timeout [ 67.689783][ T7596] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 67.703138][ T7594] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 67.744198][ T7202] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 67.752643][ T7202] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 67.763349][ T7202] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 67.771959][ T7202] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 67.954140][ T7600] FAULT_INJECTION: forcing a failure. [ 67.954140][ T7600] name failslab, interval 1, probability 0, space 0, times 0 [ 67.973708][ T7600] CPU: 1 PID: 7600 Comm: syz-executor.5 Not tainted 5.12.0-rc7-syzkaller #0 [ 67.983603][ T7600] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.994763][ T7600] Call Trace: [ 67.998131][ T7600] dump_stack+0x10c/0x14b [ 68.003193][ T7600] should_fail.cold+0x5/0xa [ 68.008033][ T7600] should_failslab+0x5/0x10 [ 68.012751][ T7600] kmem_cache_alloc_node_trace+0x65/0x540 [ 68.018813][ T7600] __kmalloc_node_track_caller+0x38/0x60 [ 68.024447][ T7600] pskb_expand_head+0x11f/0xf50 [ 68.029315][ T7600] ? lock_is_held_type+0xfa/0x130 [ 68.034497][ T7600] ? validate_linkmsg+0x620/0x620 [ 68.039691][ T7600] ? kmem_cache_alloc_node_trace+0x3b0/0x540 [ 68.045839][ T7600] netlink_trim+0x18f/0x1f0 [ 68.050550][ T7600] netlink_broadcast_filtered+0x58/0xac0 [ 68.056279][ T7600] ? rtmsg_ifinfo_build_skb+0xc3/0x160 [ 68.062619][ T7600] nlmsg_notify+0x60/0x1b0 [ 68.067285][ T7600] dev_change_net_namespace+0x4c7/0x1000 [ 68.073240][ T7600] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 68.078645][ T7600] ? security_capable+0x4c/0x90 [ 68.084278][ T7600] ? ns_capable+0x53/0xc0 [ 68.089564][ T7600] do_setlink+0x16b/0x2f10 [ 68.094063][ T7600] ? lock_is_held_type+0xd9/0x130 [ 68.099430][ T7600] ? rtnl_getlink+0x930/0x930 [ 68.104363][ T7600] ? mark_lock+0xf0/0x15f0 [ 68.108919][ T7600] ? trace_pelt_cfs_tp+0x158/0x1b0 [ 68.114222][ T7600] ? update_load_avg+0xdba/0x1890 [ 68.119972][ T7600] ? lock_chain_count+0x20/0x20 [ 68.125246][ T7600] ? mark_lock+0xf0/0x15f0 [ 68.129973][ T7600] ? memset+0x20/0x40 [ 68.134258][ T7600] ? __nla_validate_parse+0xb2/0x1fd0 [ 68.139822][ T7600] ? nla_get_range_signed+0x540/0x540 [ 68.145492][ T7600] __rtnl_newlink+0xabb/0x1360 [ 68.150731][ T7600] ? check_preemption_disabled+0x36/0xd0 [ 68.156665][ T7600] ? rtnl_setlink+0x320/0x320 [ 68.161518][ T7600] ? lock_release+0x424/0x7e0 [ 68.166755][ T7600] ? is_bpf_text_address+0x5f/0xe0 [ 68.172194][ T7600] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 68.178278][ T7600] ? is_bpf_text_address+0x77/0xe0 [ 68.183612][ T7600] ? kernel_text_address+0xbd/0xf0 [ 68.189600][ T7600] ? __kernel_text_address+0x9/0x30 [ 68.196313][ T7600] ? unwind_get_return_address+0x51/0x90 [ 68.202941][ T7600] ? create_prof_cpu_mask+0x20/0x20 [ 68.208713][ T7600] ? arch_stack_walk+0x93/0xe0 [ 68.214306][ T7600] ? stack_trace_save+0x8c/0xc0 [ 68.219933][ T7600] ? stack_trace_consume_entry+0x160/0x160 [ 68.226534][ T7600] ? fs_reclaim_release+0x9c/0xe0 [ 68.233430][ T7600] ? lock_is_held_type+0xfa/0x130 [ 68.239845][ T7600] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 68.246643][ T7600] ? trace_kmalloc+0xbe/0xf0 [ 68.251635][ T7600] ? kmem_cache_alloc_trace+0x21c/0x400 [ 68.257648][ T7600] rtnl_newlink+0x5a/0x90 [ 68.262641][ T7600] rtnetlink_rcv_msg+0x32f/0x860 [ 68.268025][ T7600] ? rtnetlink_put_metrics+0x420/0x420 [ 68.274485][ T7600] ? check_preemption_disabled+0x36/0xd0 [ 68.281488][ T7600] ? netdev_core_pick_tx+0x290/0x290 [ 68.287649][ T7600] ? lock_acquire+0x1d0/0x850 [ 68.292886][ T7600] netlink_rcv_skb+0x118/0x370 [ 68.298632][ T7600] ? rtnetlink_put_metrics+0x420/0x420 [ 68.305933][ T7600] ? netlink_ack+0x9f0/0x9f0 [ 68.311568][ T7600] ? netlink_deliver_tap+0x15d/0x990 [ 68.318179][ T7600] netlink_unicast+0x42e/0x700 [ 68.323631][ T7600] ? netlink_attachskb+0x730/0x730 [ 68.329572][ T7600] ? _copy_from_iter_full+0x177/0x690 [ 68.335670][ T7600] netlink_sendmsg+0x70e/0xbe0 [ 68.340641][ T7600] ? netlink_unicast+0x700/0x700 [ 68.345899][ T7600] ? iovec_from_user+0x143/0x290 [ 68.352234][ T7600] ? netlink_unicast+0x700/0x700 [ 68.357557][ T7600] sock_sendmsg+0xab/0xe0 [ 68.362427][ T7600] ____sys_sendmsg+0x5bf/0x7a0 [ 68.367454][ T7600] ? kernel_sendmsg+0x30/0x30 [ 68.372126][ T7600] ? do_recvmmsg+0x550/0x550 [ 68.376885][ T7600] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 68.383438][ T7600] ? __might_fault+0xb5/0x160 [ 68.388344][ T7600] ___sys_sendmsg+0xd3/0x150 [ 68.393042][ T7600] ? sendmsg_copy_msghdr+0x110/0x110 [ 68.398507][ T7600] ? find_held_lock+0x2d/0x110 [ 68.403921][ T7600] ? check_preemption_disabled+0x36/0xd0 [ 68.409936][ T7600] ? lock_release+0x424/0x7e0 [ 68.414710][ T7600] ? __fget_files+0x193/0x2b0 [ 68.419399][ T7600] ? lock_downgrade+0x7b0/0x7b0 [ 68.424860][ T7600] ? find_held_lock+0x2d/0x110 [ 68.429955][ T7600] ? check_preemption_disabled+0x36/0xd0 [ 68.435963][ T7600] ? lock_is_held_type+0xfa/0x130 [ 68.441090][ T7600] ? __fget_files+0x1ab/0x2b0 [ 68.445787][ T7600] ? __fget_light+0xbe/0x220 [ 68.450998][ T7600] __sys_sendmsg+0xb2/0x140 [ 68.455511][ T7600] ? __sys_sendmsg_sock+0x10/0x10 [ 68.460743][ T7600] ? check_preemption_disabled+0x36/0xd0 [ 68.466649][ T7600] ? syscall_enter_from_user_mode+0x1d/0x60 [ 68.473616][ T7600] ? lockdep_hardirqs_on+0x54/0x100 [ 68.479533][ T7600] do_syscall_64+0x2d/0x70 [ 68.484049][ T7600] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 68.490384][ T7600] RIP: 0033:0x464d29 [ 68.494506][ T7600] 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 [ 68.515891][ T7600] RSP: 002b:00007f0ebdbc5188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 68.526403][ T7600] RAX: ffffffffffffffda RBX: 000000000055cfa0 RCX: 0000000000464d29 [ 68.536806][ T7600] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 68.546007][ T7600] RBP: 00007f0ebdbc51d0 R08: 0000000000000000 R09: 0000000000000000 [ 68.554564][ T7600] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 68.563359][ T7600] R13: 00007ffeabcd7c4f R14: 00007f0ebdbc5300 R15: 0000000000022000 [ 68.596681][ T7600] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 68.637966][ T7603] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 68.661465][ T7614] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 68.681897][ T7617] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 68.990524][ T7618] FAULT_INJECTION: forcing a failure. [ 68.990524][ T7618] name failslab, interval 1, probability 0, space 0, times 0 [ 69.005637][ T7618] CPU: 1 PID: 7618 Comm: syz-executor.1 Not tainted 5.12.0-rc7-syzkaller #0 [ 69.014591][ T7618] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.024916][ T7618] Call Trace: [ 69.028569][ T7618] dump_stack+0x10c/0x14b [ 69.033406][ T7618] should_fail.cold+0x5/0xa [ 69.038283][ T7618] ? kasan_save_stack+0x1b/0x40 [ 69.043935][ T7618] should_failslab+0x5/0x10 [ 69.048844][ T7618] kmem_cache_alloc_node_trace+0x65/0x540 [ 69.054999][ T7618] __kmalloc_node_track_caller+0x38/0x60 [ 69.061174][ T7618] pskb_expand_head+0x11f/0xf50 [ 69.067369][ T7618] ? __nla_reserve+0x8f/0xb0 [ 69.072617][ T7618] ? memcpy+0x39/0x60 [ 69.077337][ T7618] netlink_trim+0x18f/0x1f0 [ 69.082420][ T7618] netlink_broadcast_filtered+0x58/0xac0 [ 69.088604][ T7618] ? kmem_cache_alloc_node_trace+0x45e/0x540 [ 69.095478][ T7618] ? fib_create_info+0x3fd0/0x3fd0 [ 69.101688][ T7618] ? memset+0x20/0x40 [ 69.106462][ T7618] nlmsg_notify+0x60/0x1b0 [ 69.111373][ T7618] rtmsg_fib+0x2be/0x450 [ 69.116101][ T7618] ? fib_route_seq_start+0x410/0x410 [ 69.123139][ T7618] ? fib_dump_info+0x1af0/0x1af0 [ 69.129615][ T7618] fib_table_delete+0x516/0xa30 [ 69.135712][ T7618] ? fib_table_lookup+0x1c90/0x1c90 [ 69.141917][ T7618] fib_magic+0x2ad/0x460 [ 69.146374][ T7618] ? fib_new_table+0x3f0/0x3f0 [ 69.151789][ T7618] ? lock_release+0x7e0/0x7e0 [ 69.158409][ T7618] ? inet_fill_ifaddr+0x707/0xc00 [ 69.164141][ T7618] fib_del_ifaddr+0x94b/0xf90 [ 69.169221][ T7618] fib_inetaddr_event+0x9a/0x260 [ 69.174754][ T7618] notifier_call_chain+0x94/0x170 [ 69.179879][ T7618] blocking_notifier_call_chain+0x5d/0x80 [ 69.185884][ T7618] __inet_del_ifa+0x3af/0xce0 [ 69.190857][ T7618] ? lock_is_held_type+0xfa/0x130 [ 69.196665][ T7618] ? check_preemption_disabled+0x36/0xd0 [ 69.202609][ T7618] ? lock_is_held_type+0xfa/0x130 [ 69.207715][ T7618] inetdev_event+0x4ea/0x1190 [ 69.212645][ T7618] ? devinet_init_net+0x5b0/0x5b0 [ 69.218390][ T7618] ? _raw_spin_unlock_irqrestore+0x2d/0x85 [ 69.224996][ T7618] ? skb_dequeue+0x110/0x1a0 [ 69.229748][ T7618] notifier_call_chain+0x94/0x170 [ 69.235692][ T7618] dev_change_net_namespace+0x22e/0x1000 [ 69.242029][ T7618] ? lock_downgrade+0x7b0/0x7b0 [ 69.247143][ T7618] ? check_preemption_disabled+0x36/0xd0 [ 69.253697][ T7618] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 69.259365][ T7618] ? security_capable+0x4c/0x90 [ 69.264408][ T7618] ? ns_capable+0x53/0xc0 [ 69.269041][ T7618] do_setlink+0x16b/0x2f10 [ 69.274106][ T7618] ? lock_is_held_type+0xd9/0x130 [ 69.279756][ T7618] ? rtnl_getlink+0x930/0x930 [ 69.284450][ T7618] ? mark_lock+0xf0/0x15f0 [ 69.289482][ T7618] ? trace_pelt_cfs_tp+0x158/0x1b0 [ 69.294979][ T7618] ? update_load_avg+0xdba/0x1890 [ 69.300309][ T7618] ? lock_chain_count+0x20/0x20 [ 69.305866][ T7618] ? mark_lock+0xf0/0x15f0 [ 69.311017][ T7618] ? memset+0x20/0x40 [ 69.315475][ T7618] ? __nla_validate_parse+0xb2/0x1fd0 [ 69.321405][ T7618] ? nla_get_range_signed+0x540/0x540 [ 69.326890][ T7618] __rtnl_newlink+0xabb/0x1360 [ 69.332719][ T7618] ? check_preemption_disabled+0x36/0xd0 [ 69.338445][ T7618] ? rtnl_setlink+0x320/0x320 [ 69.343574][ T7618] ? lock_release+0x424/0x7e0 [ 69.348432][ T7618] ? is_bpf_text_address+0x5f/0xe0 [ 69.353665][ T7618] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 69.359925][ T7618] ? is_bpf_text_address+0x77/0xe0 [ 69.365266][ T7618] ? kernel_text_address+0xbd/0xf0 [ 69.370771][ T7618] ? __kernel_text_address+0x9/0x30 [ 69.376408][ T7618] ? unwind_get_return_address+0x51/0x90 [ 69.382340][ T7618] ? create_prof_cpu_mask+0x20/0x20 [ 69.388311][ T7618] ? arch_stack_walk+0x93/0xe0 [ 69.393522][ T7618] ? stack_trace_save+0x8c/0xc0 [ 69.398643][ T7618] ? stack_trace_consume_entry+0x160/0x160 [ 69.404660][ T7618] ? fs_reclaim_release+0x9c/0xe0 [ 69.409952][ T7618] ? lock_is_held_type+0xfa/0x130 [ 69.415278][ T7618] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 69.420823][ T7618] ? trace_kmalloc+0xbe/0xf0 [ 69.426855][ T7618] ? kmem_cache_alloc_trace+0x21c/0x400 [ 69.432685][ T7618] rtnl_newlink+0x5a/0x90 [ 69.437232][ T7618] rtnetlink_rcv_msg+0x32f/0x860 [ 69.442385][ T7618] ? rtnetlink_put_metrics+0x420/0x420 [ 69.448453][ T7618] ? check_preemption_disabled+0x36/0xd0 [ 69.454214][ T7618] ? netdev_core_pick_tx+0x290/0x290 [ 69.459596][ T7618] ? lock_acquire+0x1d0/0x850 [ 69.464420][ T7618] netlink_rcv_skb+0x118/0x370 [ 69.469489][ T7618] ? rtnetlink_put_metrics+0x420/0x420 [ 69.475242][ T7618] ? netlink_ack+0x9f0/0x9f0 [ 69.480120][ T7618] ? netlink_deliver_tap+0x15d/0x990 [ 69.485561][ T7618] netlink_unicast+0x42e/0x700 [ 69.490599][ T7618] ? netlink_attachskb+0x730/0x730 [ 69.495885][ T7618] ? _copy_from_iter_full+0x177/0x690 [ 69.501731][ T7618] netlink_sendmsg+0x70e/0xbe0 [ 69.506851][ T7618] ? netlink_unicast+0x700/0x700 [ 69.512435][ T7618] ? iovec_from_user+0x143/0x290 [ 69.517383][ T7618] ? netlink_unicast+0x700/0x700 [ 69.522522][ T7618] sock_sendmsg+0xab/0xe0 [ 69.527021][ T7618] ____sys_sendmsg+0x5bf/0x7a0 [ 69.531870][ T7618] ? kernel_sendmsg+0x30/0x30 [ 69.536635][ T7618] ? do_recvmmsg+0x550/0x550 [ 69.541369][ T7618] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 69.547461][ T7618] ? __might_fault+0xb5/0x160 [ 69.552129][ T7618] ___sys_sendmsg+0xd3/0x150 [ 69.557012][ T7618] ? sendmsg_copy_msghdr+0x110/0x110 [ 69.563354][ T7618] ? find_held_lock+0x2d/0x110 [ 69.568383][ T7618] ? check_preemption_disabled+0x36/0xd0 [ 69.574437][ T7618] ? lock_release+0x424/0x7e0 [ 69.579416][ T7618] ? __fget_files+0x193/0x2b0 [ 69.585070][ T7618] ? lock_downgrade+0x7b0/0x7b0 [ 69.590597][ T7618] ? find_held_lock+0x2d/0x110 [ 69.595457][ T7618] ? check_preemption_disabled+0x36/0xd0 [ 69.601361][ T7618] ? lock_is_held_type+0xfa/0x130 [ 69.606744][ T7618] ? __fget_files+0x1ab/0x2b0 [ 69.612139][ T7618] ? __fget_light+0xbe/0x220 [ 69.617449][ T7618] __sys_sendmsg+0xb2/0x140 [ 69.622406][ T7618] ? __sys_sendmsg_sock+0x10/0x10 [ 69.630175][ T7618] ? check_preemption_disabled+0x36/0xd0 [ 69.637912][ T7618] ? syscall_enter_from_user_mode+0x1d/0x60 [ 69.645064][ T7618] ? lockdep_hardirqs_on+0x54/0x100 [ 69.651002][ T7618] do_syscall_64+0x2d/0x70 [ 69.656577][ T7618] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 69.663153][ T7618] RIP: 0033:0x464d29 [ 69.667400][ T7618] 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 [ 69.687826][ T7618] RSP: 002b:00007faf7b584188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 69.696752][ T7618] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 69.706263][ T7618] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 69.714598][ T7618] RBP: 00007faf7b5841d0 R08: 0000000000000000 R09: 0000000000000000 [ 69.722679][ T7618] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 69.731518][ T7618] R13: 00007ffdc3fbe4ff R14: 00007faf7b584300 R15: 0000000000022000 [ 69.753764][ T28] Bluetooth: hci2: command 0x040f tx timeout [ 69.804610][ T7618] syz-executor.1 (7618) used greatest stack depth: 22592 bytes left [ 69.909037][ T7619] FAULT_INJECTION: forcing a failure. [ 69.909037][ T7619] name failslab, interval 1, probability 0, space 0, times 0 [ 69.925784][ T7619] CPU: 0 PID: 7619 Comm: syz-executor.0 Not tainted 5.12.0-rc7-syzkaller #0 [ 69.937001][ T7619] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.948022][ T7619] Call Trace: [ 69.951382][ T7619] dump_stack+0x10c/0x14b [ 69.956052][ T7619] should_fail.cold+0x5/0xa [ 69.960732][ T7619] should_failslab+0x5/0x10 [ 69.965673][ T7619] kmem_cache_alloc_node+0x61/0x520 [ 69.971325][ T7619] __alloc_skb+0x153/0x280 [ 69.975818][ T7619] __neigh_notify+0x7f/0x110 [ 69.981151][ T7619] neigh_cleanup_and_release+0x5a/0x220 [ 69.987511][ T7619] neigh_flush_dev+0x4f4/0x800 [ 69.992866][ T7619] ? lock_release+0x424/0x7e0 [ 69.997714][ T7619] __neigh_ifdown.isra.0+0x44/0x390 [ 70.003280][ T7619] ? __local_bh_enable_ip+0x11f/0x220 [ 70.009023][ T7619] ? rt6_disable_ip+0x49d/0x6a0 [ 70.014290][ T7619] neigh_ifdown+0x7/0x10 [ 70.019148][ T7619] rt6_disable_ip+0x551/0x6a0 [ 70.024075][ T7619] ? rt6_sync_down_dev+0x110/0x110 [ 70.029349][ T7619] ? mark_lock+0xf0/0x15f0 [ 70.033949][ T7619] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 70.039900][ T7619] ? lock_chain_count+0x20/0x20 [ 70.044866][ T7619] ? add_addr+0x240/0x240 [ 70.050356][ T7619] ? check_preemption_disabled+0x36/0xd0 [ 70.056327][ T7619] ? lock_is_held_type+0xfa/0x130 [ 70.062790][ T7619] addrconf_notify+0x3e6/0x1ca0 [ 70.069359][ T7619] ? mark_held_locks+0x9f/0xe0 [ 70.075175][ T7619] ? check_preemption_disabled+0x36/0xd0 [ 70.081550][ T7619] ? tls_device_sk_destruct+0x610/0x610 [ 70.087440][ T7619] ? clusterip_netdev_event+0x369/0x540 [ 70.093247][ T7619] ? inet6_ifinfo_notify+0x100/0x100 [ 70.099132][ T7619] ? __local_bh_enable_ip+0x11f/0x220 [ 70.105115][ T7619] ? clusterip_netdev_event+0x369/0x540 [ 70.111177][ T7619] notifier_call_chain+0x94/0x170 [ 70.116743][ T7619] dev_close_many+0x28c/0x560 [ 70.121624][ T7619] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 70.128905][ T7619] dev_change_net_namespace+0xcb7/0x1000 [ 70.135410][ T7619] ? asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 70.142322][ T7619] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 70.148009][ T7619] ? security_capable+0x4c/0x90 [ 70.153552][ T7619] ? ns_capable+0x53/0xc0 [ 70.159165][ T7619] do_setlink+0x16b/0x2f10 [ 70.163955][ T7619] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 70.173115][ T7619] ? unwind_get_return_address+0x51/0x90 [ 70.181463][ T7619] ? rtnl_getlink+0x930/0x930 [ 70.186578][ T7619] ? mark_lock+0xf0/0x15f0 [ 70.191685][ T7619] ? __lock_acquire+0xbc5/0x5050 [ 70.197407][ T7619] ? lock_chain_count+0x20/0x20 [ 70.202526][ T7619] ? mark_lock+0xf0/0x15f0 [ 70.207399][ T7619] ? memset+0x20/0x40 [ 70.211809][ T7619] ? __nla_validate_parse+0xb2/0x1fd0 [ 70.218444][ T7619] ? nla_get_range_signed+0x540/0x540 [ 70.224450][ T7619] __rtnl_newlink+0xabb/0x1360 [ 70.230136][ T7619] ? check_preemption_disabled+0x36/0xd0 [ 70.236328][ T7619] ? rtnl_setlink+0x320/0x320 [ 70.241559][ T7619] ? lock_release+0x424/0x7e0 [ 70.246997][ T7619] ? is_bpf_text_address+0x5f/0xe0 [ 70.252440][ T7619] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 70.258772][ T7619] ? is_bpf_text_address+0x77/0xe0 [ 70.264123][ T7619] ? kernel_text_address+0xbd/0xf0 [ 70.269385][ T7619] ? __kernel_text_address+0x9/0x30 [ 70.274823][ T7619] ? unwind_get_return_address+0x51/0x90 [ 70.280782][ T7619] ? create_prof_cpu_mask+0x20/0x20 [ 70.286139][ T7619] ? arch_stack_walk+0x93/0xe0 [ 70.291177][ T7619] ? stack_trace_save+0x8c/0xc0 [ 70.296306][ T7619] ? stack_trace_consume_entry+0x160/0x160 [ 70.302299][ T7619] ? fs_reclaim_release+0x9c/0xe0 [ 70.307487][ T7619] ? lock_is_held_type+0xfa/0x130 [ 70.312774][ T7619] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 70.318310][ T7619] ? trace_kmalloc+0xbe/0xf0 [ 70.323081][ T7619] ? kmem_cache_alloc_trace+0x21c/0x400 [ 70.328971][ T7619] rtnl_newlink+0x5a/0x90 [ 70.333733][ T7619] rtnetlink_rcv_msg+0x32f/0x860 [ 70.339019][ T7619] ? rtnetlink_put_metrics+0x420/0x420 [ 70.345169][ T7619] ? check_preemption_disabled+0x36/0xd0 [ 70.351209][ T7619] ? netdev_core_pick_tx+0x290/0x290 [ 70.356672][ T7619] ? lock_acquire+0x1d0/0x850 [ 70.361439][ T7619] netlink_rcv_skb+0x118/0x370 [ 70.366645][ T7619] ? rtnetlink_put_metrics+0x420/0x420 [ 70.372458][ T7619] ? netlink_ack+0x9f0/0x9f0 [ 70.377227][ T7619] ? netlink_deliver_tap+0x15d/0x990 [ 70.385574][ T7619] netlink_unicast+0x42e/0x700 [ 70.390607][ T7619] ? netlink_attachskb+0x730/0x730 [ 70.395971][ T7619] ? _copy_from_iter_full+0x177/0x690 [ 70.401702][ T7619] netlink_sendmsg+0x70e/0xbe0 [ 70.406730][ T7619] ? netlink_unicast+0x700/0x700 [ 70.412713][ T7619] ? iovec_from_user+0x143/0x290 [ 70.418183][ T7619] ? netlink_unicast+0x700/0x700 [ 70.423335][ T7619] sock_sendmsg+0xab/0xe0 [ 70.428120][ T7619] ____sys_sendmsg+0x5bf/0x7a0 [ 70.433175][ T7619] ? kernel_sendmsg+0x30/0x30 [ 70.437918][ T7619] ? do_recvmmsg+0x550/0x550 [ 70.442809][ T7619] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 70.449047][ T7619] ? __might_fault+0xb5/0x160 [ 70.453979][ T7619] ___sys_sendmsg+0xd3/0x150 [ 70.458941][ T7619] ? sendmsg_copy_msghdr+0x110/0x110 [ 70.464669][ T7619] ? find_held_lock+0x2d/0x110 [ 70.470024][ T7619] ? check_preemption_disabled+0x36/0xd0 [ 70.476641][ T7619] ? lock_release+0x424/0x7e0 [ 70.482305][ T7619] ? __fget_files+0x193/0x2b0 [ 70.487306][ T7619] ? lock_downgrade+0x7b0/0x7b0 [ 70.492241][ T7619] ? find_held_lock+0x2d/0x110 [ 70.497162][ T7619] ? check_preemption_disabled+0x36/0xd0 [ 70.502947][ T7619] ? lock_is_held_type+0xfa/0x130 [ 70.508074][ T7619] ? __fget_files+0x1ab/0x2b0 [ 70.513397][ T7619] ? __fget_light+0xbe/0x220 [ 70.518479][ T7619] __sys_sendmsg+0xb2/0x140 [ 70.523057][ T7619] ? __sys_sendmsg_sock+0x10/0x10 [ 70.528337][ T7619] ? check_preemption_disabled+0x36/0xd0 [ 70.534302][ T7619] ? syscall_enter_from_user_mode+0x1d/0x60 [ 70.540715][ T7619] ? lockdep_hardirqs_on+0x54/0x100 [ 70.546341][ T7619] do_syscall_64+0x2d/0x70 [ 70.550741][ T7619] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 70.556674][ T7619] RIP: 0033:0x464d29 [ 70.561038][ T7619] 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 [ 70.582039][ T7619] RSP: 002b:00007f8e6d0d0188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 70.590712][ T7619] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 70.598837][ T7619] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 70.606960][ T7619] RBP: 00007f8e6d0d01d0 R08: 0000000000000000 R09: 0000000000000000 [ 70.615087][ T7619] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 70.623305][ T7619] R13: 00007ffceeadfe8f R14: 00007f8e6d0d0300 R15: 0000000000022000 2021/04/13 00:48:28 executed programs: 38 [ 70.926722][ T7626] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 70.949537][ T7628] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 71.226171][ T7632] FAULT_INJECTION: forcing a failure. [ 71.226171][ T7632] name failslab, interval 1, probability 0, space 0, times 0 [ 71.240137][ T7632] CPU: 0 PID: 7632 Comm: syz-executor.3 Not tainted 5.12.0-rc7-syzkaller #0 [ 71.249108][ T7632] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.260646][ T7632] Call Trace: [ 71.264114][ T7632] dump_stack+0x10c/0x14b [ 71.269057][ T7632] should_fail.cold+0x5/0xa [ 71.274143][ T7632] should_failslab+0x5/0x10 [ 71.279163][ T7632] kmem_cache_alloc_node+0x61/0x520 [ 71.284721][ T7632] __alloc_skb+0x153/0x280 [ 71.289380][ T7632] __neigh_notify+0x7f/0x110 [ 71.294283][ T7632] neigh_cleanup_and_release+0x5a/0x220 [ 71.300214][ T7632] neigh_flush_dev+0x4f4/0x800 [ 71.305637][ T7632] ? lock_release+0x424/0x7e0 [ 71.310676][ T7632] __neigh_ifdown.isra.0+0x44/0x390 [ 71.316093][ T7632] ? __local_bh_enable_ip+0x11f/0x220 [ 71.321679][ T7632] ? rt6_disable_ip+0x49d/0x6a0 [ 71.326818][ T7632] neigh_ifdown+0x7/0x10 [ 71.331244][ T7632] rt6_disable_ip+0x551/0x6a0 [ 71.336311][ T7632] ? rt6_sync_down_dev+0x110/0x110 [ 71.341865][ T7632] ? mark_lock+0xf0/0x15f0 [ 71.346538][ T7632] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 71.352504][ T7632] ? lock_chain_count+0x20/0x20 [ 71.358037][ T7632] ? add_addr+0x240/0x240 [ 71.362643][ T7632] ? check_preemption_disabled+0x36/0xd0 [ 71.368505][ T7632] ? lock_is_held_type+0xfa/0x130 [ 71.374170][ T7632] addrconf_notify+0x3e6/0x1ca0 [ 71.379388][ T7632] ? mark_held_locks+0x9f/0xe0 [ 71.384278][ T7632] ? check_preemption_disabled+0x36/0xd0 [ 71.390729][ T7632] ? tls_device_sk_destruct+0x610/0x610 [ 71.397052][ T7632] ? clusterip_netdev_event+0x369/0x540 [ 71.402782][ T7632] ? inet6_ifinfo_notify+0x100/0x100 [ 71.408522][ T7632] ? __local_bh_enable_ip+0x11f/0x220 [ 71.417351][ T7632] ? clusterip_netdev_event+0x369/0x540 [ 71.423542][ T7632] notifier_call_chain+0x94/0x170 [ 71.429304][ T7632] dev_close_many+0x28c/0x560 [ 71.434292][ T7632] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 71.440610][ T7632] dev_change_net_namespace+0xcb7/0x1000 [ 71.446528][ T7632] ? lock_downgrade+0x7b0/0x7b0 [ 71.451761][ T7632] ? check_preemption_disabled+0x36/0xd0 [ 71.457650][ T7632] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 71.462981][ T7632] ? security_capable+0x4c/0x90 [ 71.468491][ T7632] ? ns_capable+0x53/0xc0 [ 71.473269][ T7632] do_setlink+0x16b/0x2f10 [ 71.478054][ T7632] ? rtnl_getlink+0x930/0x930 [ 71.483810][ T7632] ? mark_lock+0xf0/0x15f0 [ 71.489176][ T7632] ? lock_chain_count+0x20/0x20 [ 71.495236][ T7632] ? mark_lock+0xf0/0x15f0 [ 71.499893][ T7632] ? mark_lock+0xf0/0x15f0 [ 71.504918][ T7632] ? update_sd_lb_stats.constprop.0+0x27d0/0x27d0 [ 71.512320][ T7632] ? memset+0x20/0x40 [ 71.518359][ T7632] ? __nla_validate_parse+0xb2/0x1fd0 [ 71.524881][ T7632] ? nla_get_range_signed+0x540/0x540 [ 71.531255][ T7632] __rtnl_newlink+0xabb/0x1360 [ 71.536692][ T7632] ? check_preemption_disabled+0x36/0xd0 [ 71.542526][ T7632] ? rtnl_setlink+0x320/0x320 [ 71.547211][ T7632] ? lock_release+0x424/0x7e0 [ 71.552034][ T7632] ? is_bpf_text_address+0x5f/0xe0 [ 71.557509][ T7632] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 71.564592][ T7632] ? is_bpf_text_address+0x77/0xe0 [ 71.570035][ T7632] ? kernel_text_address+0xbd/0xf0 [ 71.575334][ T7632] ? __kernel_text_address+0x9/0x30 [ 71.580813][ T7632] ? unwind_get_return_address+0x51/0x90 [ 71.586597][ T7632] ? create_prof_cpu_mask+0x20/0x20 [ 71.592110][ T7632] ? arch_stack_walk+0x93/0xe0 [ 71.597335][ T7632] ? stack_trace_save+0x8c/0xc0 [ 71.602273][ T7632] ? stack_trace_consume_entry+0x160/0x160 [ 71.608840][ T7632] ? fs_reclaim_release+0x9c/0xe0 [ 71.614732][ T7632] ? lock_is_held_type+0xfa/0x130 [ 71.620222][ T7632] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 71.627995][ T7632] ? trace_kmalloc+0xbe/0xf0 [ 71.634970][ T7632] ? kmem_cache_alloc_trace+0x21c/0x400 [ 71.642730][ T7632] rtnl_newlink+0x5a/0x90 [ 71.647546][ T7632] rtnetlink_rcv_msg+0x32f/0x860 [ 71.653286][ T7632] ? rtnetlink_put_metrics+0x420/0x420 [ 71.659505][ T7632] ? check_preemption_disabled+0x36/0xd0 [ 71.665688][ T7632] ? netdev_core_pick_tx+0x290/0x290 [ 71.671554][ T7632] ? lock_acquire+0x1d0/0x850 [ 71.676611][ T7632] netlink_rcv_skb+0x118/0x370 [ 71.681655][ T7632] ? rtnetlink_put_metrics+0x420/0x420 [ 71.687636][ T7632] ? netlink_ack+0x9f0/0x9f0 [ 71.693850][ T7632] ? netlink_deliver_tap+0x15d/0x990 [ 71.700638][ T7632] netlink_unicast+0x42e/0x700 [ 71.705853][ T7632] ? netlink_attachskb+0x730/0x730 [ 71.711913][ T7632] ? _copy_from_iter_full+0x177/0x690 [ 71.718242][ T7632] netlink_sendmsg+0x70e/0xbe0 [ 71.723863][ T7632] ? netlink_unicast+0x700/0x700 [ 71.729537][ T7632] ? iovec_from_user+0x143/0x290 [ 71.735064][ T7632] ? netlink_unicast+0x700/0x700 [ 71.740773][ T7632] sock_sendmsg+0xab/0xe0 [ 71.745705][ T7632] ____sys_sendmsg+0x5bf/0x7a0 [ 71.751108][ T7632] ? kernel_sendmsg+0x30/0x30 [ 71.755967][ T7632] ? do_recvmmsg+0x550/0x550 [ 71.760916][ T7632] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 71.766989][ T7632] ? __might_fault+0xb5/0x160 [ 71.771943][ T7632] ___sys_sendmsg+0xd3/0x150 [ 71.776930][ T7632] ? sendmsg_copy_msghdr+0x110/0x110 [ 71.782304][ T7632] ? find_held_lock+0x2d/0x110 [ 71.787411][ T7632] ? check_preemption_disabled+0x36/0xd0 [ 71.793159][ T7632] ? lock_release+0x424/0x7e0 [ 71.798000][ T7632] ? __fget_files+0x193/0x2b0 [ 71.802961][ T7632] ? lock_downgrade+0x7b0/0x7b0 [ 71.808152][ T7632] ? find_held_lock+0x2d/0x110 [ 71.813440][ T7632] ? check_preemption_disabled+0x36/0xd0 [ 71.820017][ T7632] ? lock_is_held_type+0xfa/0x130 [ 71.825376][ T7632] ? __fget_files+0x1ab/0x2b0 [ 71.830547][ T7632] ? __fget_light+0xbe/0x220 [ 71.836889][ T7632] __sys_sendmsg+0xb2/0x140 [ 71.841894][ T7632] ? __sys_sendmsg_sock+0x10/0x10 [ 71.847681][ T7632] ? check_preemption_disabled+0x36/0xd0 [ 71.855031][ T7632] ? syscall_enter_from_user_mode+0x1d/0x60 [ 71.861264][ T7632] ? lockdep_hardirqs_on+0x54/0x100 [ 71.867184][ T7632] do_syscall_64+0x2d/0x70 [ 71.871857][ T7632] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 71.878616][ T7632] RIP: 0033:0x464d29 [ 71.882507][ T7632] 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 [ 71.904028][ T7632] RSP: 002b:00007f3e9c5eb188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 71.912777][ T7632] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 71.922052][ T7632] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 71.931218][ T7632] RBP: 00007f3e9c5eb1d0 R08: 0000000000000000 R09: 0000000000000000 [ 71.941315][ T7632] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 71.949696][ T7632] R13: 00007ffcb8aeb9df R14: 00007f3e9c5eb300 R15: 0000000000022000 [ 71.967730][ T19] Bluetooth: hci2: command 0x0419 tx timeout [ 72.222245][ T7643] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 72.247005][ T7650] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 72.281948][ T7658] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 72.329157][ T7680] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 72.862411][ T7684] FAULT_INJECTION: forcing a failure. [ 72.862411][ T7684] name failslab, interval 1, probability 0, space 0, times 0 [ 72.878615][ T7684] CPU: 1 PID: 7684 Comm: syz-executor.0 Not tainted 5.12.0-rc7-syzkaller #0 [ 72.888230][ T7684] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.898580][ T7684] Call Trace: [ 72.902156][ T7684] dump_stack+0x10c/0x14b [ 72.906973][ T7684] should_fail.cold+0x5/0xa [ 72.911682][ T7684] should_failslab+0x5/0x10 [ 72.916375][ T7684] kmem_cache_alloc_node+0x61/0x520 [ 72.922270][ T7684] __alloc_skb+0x153/0x280 [ 72.927121][ T7684] rtmsg_ifa+0x142/0x220 [ 72.931652][ T7684] ? inet_fill_ifaddr+0xc00/0xc00 [ 72.937128][ T7684] ? check_preemption_disabled+0x36/0xd0 [ 72.943108][ T7684] ? check_preemption_disabled+0x36/0xd0 [ 72.949099][ T7684] __inet_del_ifa+0x39b/0xce0 [ 72.954151][ T7684] ? lock_is_held_type+0xfa/0x130 [ 72.959665][ T7684] ? check_preemption_disabled+0x36/0xd0 [ 72.965731][ T7684] ? lock_is_held_type+0xfa/0x130 [ 72.971167][ T7684] inetdev_event+0x4ea/0x1190 [ 72.976244][ T7684] ? devinet_init_net+0x5b0/0x5b0 [ 72.981922][ T7684] ? _raw_spin_unlock_irqrestore+0x2d/0x85 [ 72.988095][ T7684] ? skb_dequeue+0x110/0x1a0 [ 72.993094][ T7684] notifier_call_chain+0x94/0x170 [ 72.998304][ T7684] dev_change_net_namespace+0x22e/0x1000 [ 73.004059][ T7684] ? lock_downgrade+0x7b0/0x7b0 [ 73.009010][ T7684] ? check_preemption_disabled+0x36/0xd0 [ 73.015009][ T7684] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 73.020683][ T7684] ? security_capable+0x4c/0x90 [ 73.025766][ T7684] ? ns_capable+0x53/0xc0 [ 73.030204][ T7684] do_setlink+0x16b/0x2f10 [ 73.035080][ T7684] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 73.041509][ T7684] ? unwind_get_return_address+0x51/0x90 [ 73.047415][ T7684] ? rtnl_getlink+0x930/0x930 [ 73.052569][ T7684] ? mark_lock+0xf0/0x15f0 [ 73.057371][ T7684] ? __lock_acquire+0xbc5/0x5050 [ 73.062691][ T7684] ? lock_chain_count+0x20/0x20 [ 73.067633][ T7684] ? mark_lock+0xf0/0x15f0 [ 73.073660][ T7684] ? memset+0x20/0x40 [ 73.078179][ T7684] ? __nla_validate_parse+0xb2/0x1fd0 [ 73.084554][ T7684] ? nla_get_range_signed+0x540/0x540 [ 73.089955][ T7684] __rtnl_newlink+0xabb/0x1360 [ 73.095000][ T7684] ? check_preemption_disabled+0x36/0xd0 [ 73.101148][ T7684] ? rtnl_setlink+0x320/0x320 [ 73.106015][ T7684] ? lock_release+0x424/0x7e0 [ 73.110963][ T7684] ? is_bpf_text_address+0x5f/0xe0 [ 73.116468][ T7684] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 73.122558][ T7684] ? is_bpf_text_address+0x77/0xe0 [ 73.128141][ T7684] ? kernel_text_address+0xbd/0xf0 [ 73.133891][ T7684] ? __kernel_text_address+0x9/0x30 [ 73.139401][ T7684] ? unwind_get_return_address+0x51/0x90 [ 73.145336][ T7684] ? create_prof_cpu_mask+0x20/0x20 [ 73.150769][ T7684] ? arch_stack_walk+0x93/0xe0 [ 73.155724][ T7684] ? stack_trace_save+0x8c/0xc0 [ 73.162480][ T7684] ? stack_trace_consume_entry+0x160/0x160 [ 73.168448][ T7684] ? fs_reclaim_release+0x9c/0xe0 [ 73.173761][ T7684] ? lock_is_held_type+0xfa/0x130 [ 73.179324][ T7684] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 73.185143][ T7684] ? trace_kmalloc+0xbe/0xf0 [ 73.189747][ T7684] ? kmem_cache_alloc_trace+0x21c/0x400 [ 73.195604][ T7684] rtnl_newlink+0x5a/0x90 [ 73.201005][ T7684] rtnetlink_rcv_msg+0x32f/0x860 [ 73.206343][ T7684] ? rtnetlink_put_metrics+0x420/0x420 [ 73.212286][ T7684] ? check_preemption_disabled+0x36/0xd0 [ 73.218100][ T7684] ? netdev_core_pick_tx+0x290/0x290 [ 73.223921][ T7684] ? lock_acquire+0x1d0/0x850 [ 73.229142][ T7684] netlink_rcv_skb+0x118/0x370 [ 73.234180][ T7684] ? rtnetlink_put_metrics+0x420/0x420 [ 73.240488][ T7684] ? netlink_ack+0x9f0/0x9f0 [ 73.245251][ T7684] ? netlink_deliver_tap+0x15d/0x990 [ 73.250649][ T7684] netlink_unicast+0x42e/0x700 [ 73.255700][ T7684] ? netlink_attachskb+0x730/0x730 [ 73.261127][ T7684] ? _copy_from_iter_full+0x177/0x690 [ 73.266791][ T7684] netlink_sendmsg+0x70e/0xbe0 [ 73.272220][ T7684] ? netlink_unicast+0x700/0x700 [ 73.277952][ T7684] ? iovec_from_user+0x143/0x290 [ 73.283393][ T7684] ? netlink_unicast+0x700/0x700 [ 73.288696][ T7684] sock_sendmsg+0xab/0xe0 [ 73.293269][ T7684] ____sys_sendmsg+0x5bf/0x7a0 [ 73.298739][ T7684] ? kernel_sendmsg+0x30/0x30 [ 73.303874][ T7684] ? do_recvmmsg+0x550/0x550 [ 73.308567][ T7684] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 73.315164][ T7684] ? __might_fault+0xb5/0x160 [ 73.320341][ T7684] ___sys_sendmsg+0xd3/0x150 [ 73.325417][ T7684] ? sendmsg_copy_msghdr+0x110/0x110 [ 73.331524][ T7684] ? find_held_lock+0x2d/0x110 [ 73.336949][ T7684] ? check_preemption_disabled+0x36/0xd0 [ 73.344390][ T7684] ? lock_release+0x424/0x7e0 [ 73.349259][ T7684] ? __fget_files+0x193/0x2b0 [ 73.354639][ T7684] ? lock_downgrade+0x7b0/0x7b0 [ 73.359971][ T7684] ? find_held_lock+0x2d/0x110 [ 73.365745][ T7684] ? check_preemption_disabled+0x36/0xd0 [ 73.371683][ T7684] ? lock_is_held_type+0xfa/0x130 [ 73.378284][ T7684] ? __fget_files+0x1ab/0x2b0 [ 73.383314][ T7684] ? __fget_light+0xbe/0x220 [ 73.388278][ T7684] __sys_sendmsg+0xb2/0x140 [ 73.393095][ T7684] ? __sys_sendmsg_sock+0x10/0x10 [ 73.398693][ T7684] ? check_preemption_disabled+0x36/0xd0 [ 73.406203][ T7684] ? syscall_enter_from_user_mode+0x1d/0x60 [ 73.414627][ T7684] ? lockdep_hardirqs_on+0x54/0x100 [ 73.420917][ T7684] do_syscall_64+0x2d/0x70 [ 73.426665][ T7684] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 73.434248][ T7684] RIP: 0033:0x464d29 [ 73.438417][ T7684] 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 [ 73.459557][ T7684] RSP: 002b:00007f8e6d0d0188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 73.469050][ T7684] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 73.477724][ T7684] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 73.487230][ T7684] RBP: 00007f8e6d0d01d0 R08: 0000000000000000 R09: 0000000000000000 [ 73.495984][ T7684] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 73.504460][ T7684] R13: 00007ffceeadfe8f R14: 00007f8e6d0d0300 R15: 0000000000022000 [ 73.615387][ T7685] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 73.654928][ T7704] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 74.052494][ T7711] FAULT_INJECTION: forcing a failure. [ 74.052494][ T7711] name failslab, interval 1, probability 0, space 0, times 0 [ 74.078151][ T7711] CPU: 1 PID: 7711 Comm: syz-executor.3 Not tainted 5.12.0-rc7-syzkaller #0 [ 74.087703][ T7711] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.099387][ T7711] Call Trace: [ 74.103179][ T7711] dump_stack+0x10c/0x14b [ 74.107518][ T7711] should_fail.cold+0x5/0xa [ 74.112147][ T7711] should_failslab+0x5/0x10 [ 74.117575][ T7711] kmem_cache_alloc_node_trace+0x65/0x540 [ 74.123843][ T7711] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 74.129626][ T7711] __kmalloc_node_track_caller+0x38/0x60 [ 74.135851][ T7711] __alloc_skb+0x8b/0x280 [ 74.141121][ T7711] rtmsg_ifa+0x142/0x220 [ 74.145773][ T7711] ? inet_fill_ifaddr+0xc00/0xc00 [ 74.151354][ T7711] ? check_preemption_disabled+0x36/0xd0 [ 74.157884][ T7711] ? check_preemption_disabled+0x36/0xd0 [ 74.164424][ T7711] __inet_del_ifa+0x39b/0xce0 [ 74.169726][ T7711] ? lock_is_held_type+0xfa/0x130 [ 74.174755][ T7711] ? check_preemption_disabled+0x36/0xd0 [ 74.181433][ T7711] ? lock_is_held_type+0xfa/0x130 [ 74.186754][ T7711] inetdev_event+0x4ea/0x1190 [ 74.191755][ T7711] ? devinet_init_net+0x5b0/0x5b0 [ 74.197143][ T7711] ? _raw_spin_unlock_irqrestore+0x2d/0x85 [ 74.203515][ T7711] ? skb_dequeue+0x110/0x1a0 [ 74.209119][ T7711] notifier_call_chain+0x94/0x170 [ 74.214156][ T7711] dev_change_net_namespace+0x22e/0x1000 [ 74.220563][ T7711] ? lock_downgrade+0x7b0/0x7b0 [ 74.226161][ T7711] ? check_preemption_disabled+0x36/0xd0 [ 74.232093][ T7711] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 74.238511][ T7711] ? security_capable+0x4c/0x90 [ 74.244001][ T7711] ? ns_capable+0x53/0xc0 [ 74.248532][ T7711] do_setlink+0x16b/0x2f10 [ 74.253574][ T7711] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 74.259706][ T7711] ? unwind_get_return_address+0x51/0x90 [ 74.266237][ T7711] ? rtnl_getlink+0x930/0x930 [ 74.271421][ T7711] ? mark_lock+0xf0/0x15f0 [ 74.275932][ T7711] ? __lock_acquire+0xbc5/0x5050 [ 74.282279][ T7711] ? lock_chain_count+0x20/0x20 [ 74.288162][ T7711] ? mark_lock+0xf0/0x15f0 [ 74.293135][ T7711] ? memset+0x20/0x40 [ 74.298914][ T7711] ? __nla_validate_parse+0xb2/0x1fd0 [ 74.304945][ T7711] ? nla_get_range_signed+0x540/0x540 [ 74.311422][ T7711] __rtnl_newlink+0xabb/0x1360 [ 74.317001][ T7711] ? check_preemption_disabled+0x36/0xd0 [ 74.325323][ T7711] ? rtnl_setlink+0x320/0x320 [ 74.332375][ T7711] ? lock_release+0x424/0x7e0 [ 74.338103][ T7711] ? is_bpf_text_address+0x5f/0xe0 [ 74.345130][ T7711] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 74.351703][ T7711] ? is_bpf_text_address+0x77/0xe0 [ 74.357696][ T7711] ? kernel_text_address+0xbd/0xf0 [ 74.363273][ T7711] ? __kernel_text_address+0x9/0x30 [ 74.369070][ T7711] ? unwind_get_return_address+0x51/0x90 [ 74.375791][ T7711] ? create_prof_cpu_mask+0x20/0x20 [ 74.381828][ T7711] ? arch_stack_walk+0x93/0xe0 [ 74.387079][ T7711] ? stack_trace_save+0x8c/0xc0 [ 74.392326][ T7711] ? stack_trace_consume_entry+0x160/0x160 [ 74.398414][ T7711] ? fs_reclaim_release+0x9c/0xe0 [ 74.403835][ T7711] ? lock_is_held_type+0xfa/0x130 [ 74.409445][ T7711] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 74.416001][ T7711] ? trace_kmalloc+0xbe/0xf0 [ 74.421279][ T7711] ? kmem_cache_alloc_trace+0x21c/0x400 [ 74.428020][ T7711] rtnl_newlink+0x5a/0x90 [ 74.432784][ T7711] rtnetlink_rcv_msg+0x32f/0x860 [ 74.437964][ T7711] ? rtnetlink_put_metrics+0x420/0x420 [ 74.443966][ T7711] ? check_preemption_disabled+0x36/0xd0 [ 74.450233][ T7711] ? netdev_core_pick_tx+0x290/0x290 [ 74.456150][ T7711] ? lock_acquire+0x1d0/0x850 [ 74.461114][ T7711] netlink_rcv_skb+0x118/0x370 [ 74.465881][ T7711] ? rtnetlink_put_metrics+0x420/0x420 [ 74.471704][ T7711] ? netlink_ack+0x9f0/0x9f0 [ 74.477028][ T7711] ? netlink_deliver_tap+0x15d/0x990 [ 74.483454][ T7711] netlink_unicast+0x42e/0x700 [ 74.488991][ T7711] ? netlink_attachskb+0x730/0x730 [ 74.495658][ T7711] ? _copy_from_iter_full+0x177/0x690 [ 74.502329][ T7711] netlink_sendmsg+0x70e/0xbe0 [ 74.507672][ T7711] ? netlink_unicast+0x700/0x700 [ 74.513192][ T7711] ? iovec_from_user+0x143/0x290 [ 74.519602][ T7711] ? netlink_unicast+0x700/0x700 [ 74.524976][ T7711] sock_sendmsg+0xab/0xe0 [ 74.530023][ T7711] ____sys_sendmsg+0x5bf/0x7a0 [ 74.535282][ T7711] ? kernel_sendmsg+0x30/0x30 [ 74.540379][ T7711] ? do_recvmmsg+0x550/0x550 [ 74.545266][ T7711] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 74.551289][ T7711] ? __might_fault+0xb5/0x160 [ 74.556170][ T7711] ___sys_sendmsg+0xd3/0x150 [ 74.561146][ T7711] ? sendmsg_copy_msghdr+0x110/0x110 [ 74.566725][ T7711] ? find_held_lock+0x2d/0x110 [ 74.572293][ T7711] ? check_preemption_disabled+0x36/0xd0 [ 74.578487][ T7711] ? lock_release+0x424/0x7e0 [ 74.583497][ T7711] ? __fget_files+0x193/0x2b0 [ 74.588368][ T7711] ? lock_downgrade+0x7b0/0x7b0 [ 74.594856][ T7711] ? find_held_lock+0x2d/0x110 [ 74.601121][ T7711] ? check_preemption_disabled+0x36/0xd0 [ 74.607413][ T7711] ? lock_is_held_type+0xfa/0x130 [ 74.613375][ T7711] ? __fget_files+0x1ab/0x2b0 [ 74.618685][ T7711] ? __fget_light+0xbe/0x220 [ 74.623769][ T7711] __sys_sendmsg+0xb2/0x140 [ 74.630774][ T7711] ? __sys_sendmsg_sock+0x10/0x10 [ 74.638359][ T7711] ? check_preemption_disabled+0x36/0xd0 [ 74.646248][ T7711] ? syscall_enter_from_user_mode+0x1d/0x60 [ 74.653219][ T7711] ? lockdep_hardirqs_on+0x54/0x100 [ 74.658429][ T7711] do_syscall_64+0x2d/0x70 [ 74.663487][ T7711] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 74.669921][ T7711] RIP: 0033:0x464d29 [ 74.674508][ T7711] 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 [ 74.696581][ T7711] RSP: 002b:00007f3e9c5eb188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 74.705886][ T7711] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 74.714392][ T7711] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 74.723805][ T7711] RBP: 00007f3e9c5eb1d0 R08: 0000000000000000 R09: 0000000000000000 [ 74.732461][ T7711] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 74.744263][ T7711] R13: 00007ffcb8aeb9df R14: 00007f3e9c5eb300 R15: 0000000000022000 [ 74.918241][ T7717] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 74.942269][ T7718] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 75.227552][ T7726] FAULT_INJECTION: forcing a failure. [ 75.227552][ T7726] name failslab, interval 1, probability 0, space 0, times 0 [ 75.241436][ T7726] CPU: 1 PID: 7726 Comm: syz-executor.1 Not tainted 5.12.0-rc7-syzkaller #0 [ 75.251099][ T7726] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.261716][ T7726] Call Trace: [ 75.265174][ T7726] dump_stack+0x10c/0x14b [ 75.269533][ T7726] should_fail.cold+0x5/0xa [ 75.274870][ T7726] should_failslab+0x5/0x10 [ 75.280343][ T7726] kmem_cache_alloc_node_trace+0x65/0x540 [ 75.286788][ T7726] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 75.292554][ T7726] __kmalloc_node_track_caller+0x38/0x60 [ 75.298842][ T7726] __alloc_skb+0x8b/0x280 [ 75.303486][ T7726] rtmsg_ifa+0x142/0x220 [ 75.312064][ T7726] ? inet_fill_ifaddr+0xc00/0xc00 [ 75.318403][ T7726] ? check_preemption_disabled+0x36/0xd0 [ 75.324862][ T7726] ? check_preemption_disabled+0x36/0xd0 [ 75.331035][ T7726] __inet_del_ifa+0x39b/0xce0 [ 75.336090][ T7726] ? lock_is_held_type+0xfa/0x130 [ 75.341685][ T7726] ? check_preemption_disabled+0x36/0xd0 [ 75.347646][ T7726] ? lock_is_held_type+0xfa/0x130 [ 75.353871][ T7726] inetdev_event+0x4ea/0x1190 [ 75.358748][ T7726] ? devinet_init_net+0x5b0/0x5b0 [ 75.364294][ T7726] ? _raw_spin_unlock_irqrestore+0x2d/0x85 [ 75.372031][ T7726] ? skb_dequeue+0x110/0x1a0 [ 75.376739][ T7726] notifier_call_chain+0x94/0x170 [ 75.382577][ T7726] dev_change_net_namespace+0x22e/0x1000 [ 75.389059][ T7726] ? lock_downgrade+0x7b0/0x7b0 [ 75.395164][ T7726] ? check_preemption_disabled+0x36/0xd0 [ 75.401347][ T7726] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 75.406757][ T7726] ? security_capable+0x4c/0x90 [ 75.412294][ T7726] ? ns_capable+0x53/0xc0 [ 75.416994][ T7726] do_setlink+0x16b/0x2f10 [ 75.422178][ T7726] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 75.428343][ T7726] ? unwind_get_return_address+0x51/0x90 [ 75.435014][ T7726] ? rtnl_getlink+0x930/0x930 [ 75.440150][ T7726] ? mark_lock+0xf0/0x15f0 [ 75.444586][ T7726] ? __lock_acquire+0xbc5/0x5050 [ 75.449984][ T7726] ? lock_chain_count+0x20/0x20 [ 75.455041][ T7726] ? mark_lock+0xf0/0x15f0 [ 75.459753][ T7726] ? memset+0x20/0x40 [ 75.464307][ T7726] ? __nla_validate_parse+0xb2/0x1fd0 [ 75.469922][ T7726] ? nla_get_range_signed+0x540/0x540 [ 75.476381][ T7726] __rtnl_newlink+0xabb/0x1360 [ 75.481340][ T7726] ? check_preemption_disabled+0x36/0xd0 [ 75.487162][ T7726] ? rtnl_setlink+0x320/0x320 [ 75.492460][ T7726] ? lock_release+0x424/0x7e0 [ 75.497945][ T7726] ? is_bpf_text_address+0x5f/0xe0 [ 75.503838][ T7726] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 75.510801][ T7726] ? is_bpf_text_address+0x77/0xe0 [ 75.516993][ T7726] ? kernel_text_address+0xbd/0xf0 [ 75.523350][ T7726] ? __kernel_text_address+0x9/0x30 [ 75.531376][ T7726] ? unwind_get_return_address+0x51/0x90 [ 75.537929][ T7726] ? create_prof_cpu_mask+0x20/0x20 [ 75.544529][ T7726] ? arch_stack_walk+0x93/0xe0 [ 75.550023][ T7726] ? stack_trace_save+0x8c/0xc0 [ 75.555813][ T7726] ? stack_trace_consume_entry+0x160/0x160 [ 75.562427][ T7726] ? fs_reclaim_release+0x9c/0xe0 [ 75.567843][ T7726] ? lock_is_held_type+0xfa/0x130 [ 75.573828][ T7726] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 75.580179][ T7726] ? trace_kmalloc+0xbe/0xf0 [ 75.585311][ T7726] ? kmem_cache_alloc_trace+0x21c/0x400 [ 75.591723][ T7726] rtnl_newlink+0x5a/0x90 [ 75.597302][ T7726] rtnetlink_rcv_msg+0x32f/0x860 [ 75.604469][ T7726] ? rtnetlink_put_metrics+0x420/0x420 [ 75.611144][ T7726] ? check_preemption_disabled+0x36/0xd0 [ 75.617526][ T7726] ? lock_acquire+0x222/0x850 [ 75.622659][ T7726] netlink_rcv_skb+0x118/0x370 [ 75.629910][ T7726] ? rtnetlink_put_metrics+0x420/0x420 [ 75.636504][ T7726] ? netlink_ack+0x9f0/0x9f0 [ 75.641569][ T7726] ? netlink_deliver_tap+0x15d/0x990 [ 75.646886][ T7726] netlink_unicast+0x42e/0x700 [ 75.652219][ T7726] ? netlink_attachskb+0x730/0x730 [ 75.657329][ T7726] ? _copy_from_iter_full+0x177/0x690 [ 75.663018][ T7726] netlink_sendmsg+0x70e/0xbe0 [ 75.668380][ T7726] ? netlink_unicast+0x700/0x700 [ 75.673684][ T7726] ? iovec_from_user+0x143/0x290 [ 75.678831][ T7726] ? netlink_unicast+0x700/0x700 [ 75.684293][ T7726] sock_sendmsg+0xab/0xe0 [ 75.689263][ T7726] ____sys_sendmsg+0x5bf/0x7a0 [ 75.694777][ T7726] ? kernel_sendmsg+0x30/0x30 [ 75.699907][ T7726] ? do_recvmmsg+0x550/0x550 [ 75.704768][ T7726] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 75.711051][ T7726] ? __might_fault+0xb5/0x160 [ 75.715982][ T7726] ___sys_sendmsg+0xd3/0x150 [ 75.722210][ T7726] ? sendmsg_copy_msghdr+0x110/0x110 [ 75.728669][ T7726] ? find_held_lock+0x2d/0x110 [ 75.734661][ T7726] ? check_preemption_disabled+0x36/0xd0 [ 75.740725][ T7726] ? lock_release+0x424/0x7e0 [ 75.746051][ T7726] ? __fget_files+0x193/0x2b0 [ 75.751276][ T7726] ? lock_downgrade+0x7b0/0x7b0 [ 75.756796][ T7726] ? find_held_lock+0x2d/0x110 [ 75.762282][ T7726] ? check_preemption_disabled+0x36/0xd0 [ 75.768341][ T7726] ? lock_is_held_type+0xfa/0x130 [ 75.773381][ T7726] ? __fget_files+0x1ab/0x2b0 [ 75.778692][ T7726] ? __fget_light+0xbe/0x220 [ 75.783458][ T7726] __sys_sendmsg+0xb2/0x140 [ 75.788056][ T7726] ? __sys_sendmsg_sock+0x10/0x10 [ 75.793420][ T7726] ? check_preemption_disabled+0x36/0xd0 [ 75.799150][ T7726] ? syscall_enter_from_user_mode+0x1d/0x60 [ 75.805672][ T7726] ? lockdep_hardirqs_on+0x54/0x100 [ 75.811499][ T7726] do_syscall_64+0x2d/0x70 [ 75.816003][ T7726] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 75.822670][ T7726] RIP: 0033:0x464d29 [ 75.827222][ T7726] 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 [ 75.851455][ T7726] RSP: 002b:00007faf7b584188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 75.861549][ T7726] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 75.870688][ T7726] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 75.880059][ T7726] RBP: 00007faf7b5841d0 R08: 0000000000000000 R09: 0000000000000000 [ 75.888709][ T7726] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 75.898818][ T7726] R13: 00007ffdc3fbe4ff R14: 00007faf7b584300 R15: 0000000000022000 2021/04/13 00:48:33 executed programs: 49 [ 76.033238][ T7743] __nla_validate_parse: 1 callbacks suppressed [ 76.033247][ T7743] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 76.214727][ T7748] FAULT_INJECTION: forcing a failure. [ 76.214727][ T7748] name failslab, interval 1, probability 0, space 0, times 0 [ 76.232705][ T7748] CPU: 1 PID: 7748 Comm: syz-executor.0 Not tainted 5.12.0-rc7-syzkaller #0 [ 76.244863][ T7748] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 76.259084][ T7748] Call Trace: [ 76.262595][ T7748] dump_stack+0x10c/0x14b [ 76.267200][ T7748] should_fail.cold+0x5/0xa [ 76.272200][ T7748] ? mark_held_locks+0x9f/0xe0 [ 76.276975][ T7748] should_failslab+0x5/0x10 [ 76.281691][ T7748] kmem_cache_alloc_node_trace+0x65/0x540 [ 76.287622][ T7748] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 76.293414][ T7748] __kmalloc_node_track_caller+0x38/0x60 [ 76.299608][ T7748] __alloc_skb+0x8b/0x280 [ 76.304203][ T7748] __neigh_notify+0x7f/0x110 [ 76.309080][ T7748] neigh_cleanup_and_release+0x5a/0x220 [ 76.315617][ T7748] neigh_flush_dev+0x4f4/0x800 [ 76.320761][ T7748] ? lock_release+0x424/0x7e0 [ 76.325760][ T7748] __neigh_ifdown.isra.0+0x44/0x390 [ 76.332574][ T7748] ? __local_bh_enable_ip+0x11f/0x220 [ 76.338955][ T7748] ? rt6_disable_ip+0x49d/0x6a0 [ 76.345510][ T7748] neigh_ifdown+0x7/0x10 [ 76.351023][ T7748] rt6_disable_ip+0x551/0x6a0 [ 76.357107][ T7748] ? rt6_sync_down_dev+0x110/0x110 [ 76.364954][ T7748] ? mark_lock+0xf0/0x15f0 [ 76.369906][ T7748] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 76.376764][ T7748] ? lock_chain_count+0x20/0x20 [ 76.381993][ T7748] ? add_addr+0x240/0x240 [ 76.386516][ T7748] ? check_preemption_disabled+0x36/0xd0 [ 76.392581][ T7748] ? lock_is_held_type+0xfa/0x130 [ 76.397964][ T7748] addrconf_notify+0x3e6/0x1ca0 [ 76.403151][ T7748] ? mark_held_locks+0x9f/0xe0 [ 76.408841][ T7748] ? check_preemption_disabled+0x36/0xd0 [ 76.415084][ T7748] ? tls_device_sk_destruct+0x610/0x610 [ 76.421024][ T7748] ? clusterip_netdev_event+0x369/0x540 [ 76.426987][ T7748] ? inet6_ifinfo_notify+0x100/0x100 [ 76.432928][ T7748] ? __local_bh_enable_ip+0x11f/0x220 [ 76.439087][ T7748] ? clusterip_netdev_event+0x369/0x540 [ 76.444932][ T7748] notifier_call_chain+0x94/0x170 [ 76.450140][ T7748] dev_close_many+0x28c/0x560 [ 76.455178][ T7748] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 76.461676][ T7748] dev_change_net_namespace+0xcb7/0x1000 [ 76.467396][ T7748] ? lock_downgrade+0x7b0/0x7b0 [ 76.472609][ T7748] ? check_preemption_disabled+0x36/0xd0 [ 76.478964][ T7748] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 76.484667][ T7748] ? security_capable+0x4c/0x90 [ 76.490488][ T7748] ? ns_capable+0x53/0xc0 [ 76.496002][ T7748] do_setlink+0x16b/0x2f10 [ 76.500527][ T7748] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 76.507267][ T7748] ? unwind_get_return_address+0x51/0x90 [ 76.513867][ T7748] ? rtnl_getlink+0x930/0x930 [ 76.518662][ T7748] ? mark_lock+0xf0/0x15f0 [ 76.523626][ T7748] ? __lock_acquire+0xbc5/0x5050 [ 76.529264][ T7748] ? lock_chain_count+0x20/0x20 [ 76.534912][ T7748] ? mark_lock+0xf0/0x15f0 [ 76.539617][ T7748] ? memset+0x20/0x40 [ 76.543890][ T7748] ? __nla_validate_parse+0xb2/0x1fd0 [ 76.549621][ T7748] ? nla_get_range_signed+0x540/0x540 [ 76.555992][ T7748] __rtnl_newlink+0xabb/0x1360 [ 76.561116][ T7748] ? check_preemption_disabled+0x36/0xd0 [ 76.567118][ T7748] ? rtnl_setlink+0x320/0x320 [ 76.572124][ T7748] ? lock_release+0x424/0x7e0 [ 76.577086][ T7748] ? is_bpf_text_address+0x5f/0xe0 [ 76.582690][ T7748] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 76.589031][ T7748] ? is_bpf_text_address+0x77/0xe0 [ 76.595300][ T7748] ? kernel_text_address+0xbd/0xf0 [ 76.601606][ T7748] ? __kernel_text_address+0x9/0x30 [ 76.607327][ T7748] ? unwind_get_return_address+0x51/0x90 [ 76.613509][ T7748] ? create_prof_cpu_mask+0x20/0x20 [ 76.619722][ T7748] ? arch_stack_walk+0x93/0xe0 [ 76.628808][ T7748] ? stack_trace_save+0x8c/0xc0 [ 76.635721][ T7748] ? stack_trace_consume_entry+0x160/0x160 [ 76.642540][ T7748] ? fs_reclaim_release+0x9c/0xe0 [ 76.647716][ T7748] ? lock_is_held_type+0xfa/0x130 [ 76.653305][ T7748] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 76.659941][ T7748] ? trace_kmalloc+0xbe/0xf0 [ 76.665128][ T7748] ? kmem_cache_alloc_trace+0x21c/0x400 [ 76.671687][ T7748] rtnl_newlink+0x5a/0x90 [ 76.676798][ T7748] rtnetlink_rcv_msg+0x32f/0x860 [ 76.682703][ T7748] ? rtnetlink_put_metrics+0x420/0x420 [ 76.688895][ T7748] ? check_preemption_disabled+0x36/0xd0 [ 76.696126][ T7748] ? netdev_core_pick_tx+0x290/0x290 [ 76.702947][ T7748] ? lock_acquire+0x1d0/0x850 [ 76.709453][ T7748] netlink_rcv_skb+0x118/0x370 [ 76.715559][ T7748] ? rtnetlink_put_metrics+0x420/0x420 [ 76.722478][ T7748] ? netlink_ack+0x9f0/0x9f0 [ 76.727872][ T7748] ? netlink_deliver_tap+0x15d/0x990 [ 76.734139][ T7748] netlink_unicast+0x42e/0x700 [ 76.739684][ T7748] ? netlink_attachskb+0x730/0x730 [ 76.746643][ T7748] ? _copy_from_iter_full+0x177/0x690 [ 76.753723][ T7748] netlink_sendmsg+0x70e/0xbe0 [ 76.758701][ T7748] ? netlink_unicast+0x700/0x700 [ 76.764289][ T7748] ? iovec_from_user+0x143/0x290 [ 76.770607][ T7748] ? netlink_unicast+0x700/0x700 [ 76.776075][ T7748] sock_sendmsg+0xab/0xe0 [ 76.781264][ T7748] ____sys_sendmsg+0x5bf/0x7a0 [ 76.786796][ T7748] ? kernel_sendmsg+0x30/0x30 [ 76.792945][ T7748] ? do_recvmmsg+0x550/0x550 [ 76.799389][ T7748] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 76.807588][ T7748] ? __might_fault+0xb5/0x160 [ 76.813823][ T7748] ___sys_sendmsg+0xd3/0x150 [ 76.820682][ T7748] ? sendmsg_copy_msghdr+0x110/0x110 [ 76.826530][ T7748] ? find_held_lock+0x2d/0x110 [ 76.832117][ T7748] ? check_preemption_disabled+0x36/0xd0 [ 76.839610][ T7748] ? lock_release+0x424/0x7e0 [ 76.844779][ T7748] ? __fget_files+0x193/0x2b0 [ 76.849583][ T7748] ? lock_downgrade+0x7b0/0x7b0 [ 76.854962][ T7748] ? find_held_lock+0x2d/0x110 [ 76.860472][ T7748] ? check_preemption_disabled+0x36/0xd0 [ 76.866938][ T7748] ? lock_is_held_type+0xfa/0x130 [ 76.872489][ T7748] ? __fget_files+0x1ab/0x2b0 [ 76.877977][ T7748] ? __fget_light+0xbe/0x220 [ 76.883468][ T7748] __sys_sendmsg+0xb2/0x140 [ 76.888436][ T7748] ? __sys_sendmsg_sock+0x10/0x10 [ 76.894315][ T7748] ? check_preemption_disabled+0x36/0xd0 [ 76.900687][ T7748] ? syscall_enter_from_user_mode+0x1d/0x60 [ 76.908024][ T7748] ? lockdep_hardirqs_on+0x54/0x100 [ 76.914461][ T7748] do_syscall_64+0x2d/0x70 [ 76.919330][ T7748] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 76.926088][ T7748] RIP: 0033:0x464d29 [ 76.930824][ T7748] 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 [ 76.952899][ T7748] RSP: 002b:00007f8e6d0f1188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 76.961979][ T7748] RAX: ffffffffffffffda RBX: 000000000055cfa0 RCX: 0000000000464d29 [ 76.971128][ T7748] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 76.980166][ T7748] RBP: 00007f8e6d0f11d0 R08: 0000000000000000 R09: 0000000000000000 [ 76.989086][ T7748] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 76.997694][ T7748] R13: 00007ffceeadfe8f R14: 00007f8e6d0f1300 R15: 0000000000022000 [ 77.254732][ T7753] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 77.294017][ T7766] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 77.314746][ T7770] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 77.521836][ T7771] FAULT_INJECTION: forcing a failure. [ 77.521836][ T7771] name failslab, interval 1, probability 0, space 0, times 0 [ 77.535994][ T7771] CPU: 1 PID: 7771 Comm: syz-executor.3 Not tainted 5.12.0-rc7-syzkaller #0 [ 77.545112][ T7771] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 77.555520][ T7771] Call Trace: [ 77.559019][ T7771] dump_stack+0x10c/0x14b [ 77.564270][ T7771] should_fail.cold+0x5/0xa [ 77.569165][ T7771] ? lock_acquire+0x212/0x850 [ 77.574487][ T7771] ? sctp_addr_wq_mgmt+0x224/0x6d0 [ 77.580345][ T7771] should_failslab+0x5/0x10 [ 77.585609][ T7771] __kmalloc_track_caller+0x77/0x440 [ 77.591160][ T7771] kmemdup+0x1a/0x40 [ 77.595145][ T7771] sctp_addr_wq_mgmt+0x224/0x6d0 [ 77.600418][ T7771] sctp_inet6addr_event+0x1ec/0x980 [ 77.605725][ T7771] notifier_call_chain+0x94/0x170 [ 77.611024][ T7771] atomic_notifier_call_chain+0x5d/0xf0 [ 77.616914][ T7771] addrconf_ifdown.isra.0+0x7bb/0x10e0 [ 77.622734][ T7771] ? add_addr+0x240/0x240 [ 77.628934][ T7771] ? check_preemption_disabled+0x36/0xd0 [ 77.636229][ T7771] ? lock_is_held_type+0xfa/0x130 [ 77.643281][ T7771] addrconf_notify+0x3e6/0x1ca0 [ 77.649344][ T7771] ? mark_held_locks+0x9f/0xe0 [ 77.654295][ T7771] ? check_preemption_disabled+0x36/0xd0 [ 77.660262][ T7771] ? tls_device_sk_destruct+0x610/0x610 [ 77.667041][ T7771] ? clusterip_netdev_event+0x369/0x540 [ 77.673911][ T7771] ? inet6_ifinfo_notify+0x100/0x100 [ 77.679371][ T7771] ? __local_bh_enable_ip+0x11f/0x220 [ 77.685129][ T7771] ? clusterip_netdev_event+0x369/0x540 [ 77.690776][ T7771] notifier_call_chain+0x94/0x170 [ 77.695932][ T7771] dev_close_many+0x28c/0x560 [ 77.700783][ T7771] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 77.707607][ T7771] dev_change_net_namespace+0xcb7/0x1000 [ 77.714192][ T7771] ? lock_downgrade+0x7b0/0x7b0 [ 77.719868][ T7771] ? check_preemption_disabled+0x36/0xd0 [ 77.725988][ T7771] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 77.731504][ T7771] ? security_capable+0x4c/0x90 [ 77.736462][ T7771] ? ns_capable+0x53/0xc0 [ 77.741034][ T7771] do_setlink+0x16b/0x2f10 [ 77.746009][ T7771] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 77.752602][ T7771] ? unwind_get_return_address+0x51/0x90 [ 77.758588][ T7771] ? rtnl_getlink+0x930/0x930 [ 77.764290][ T7771] ? mark_lock+0xf0/0x15f0 [ 77.769180][ T7771] ? __lock_acquire+0xbc5/0x5050 [ 77.774301][ T7771] ? lock_chain_count+0x20/0x20 [ 77.779960][ T7771] ? mark_lock+0xf0/0x15f0 [ 77.784386][ T7771] ? memset+0x20/0x40 [ 77.788883][ T7771] ? __nla_validate_parse+0xb2/0x1fd0 [ 77.794637][ T7771] ? nla_get_range_signed+0x540/0x540 [ 77.800619][ T7771] __rtnl_newlink+0xabb/0x1360 [ 77.805579][ T7771] ? check_preemption_disabled+0x36/0xd0 [ 77.811729][ T7771] ? rtnl_setlink+0x320/0x320 [ 77.816804][ T7771] ? lock_release+0x424/0x7e0 [ 77.821807][ T7771] ? is_bpf_text_address+0x5f/0xe0 [ 77.826926][ T7771] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 77.833657][ T7771] ? is_bpf_text_address+0x77/0xe0 [ 77.839217][ T7771] ? kernel_text_address+0xbd/0xf0 [ 77.844689][ T7771] ? __kernel_text_address+0x9/0x30 [ 77.850355][ T7771] ? unwind_get_return_address+0x51/0x90 [ 77.856015][ T7771] ? create_prof_cpu_mask+0x20/0x20 [ 77.861473][ T7771] ? arch_stack_walk+0x93/0xe0 [ 77.866619][ T7771] ? stack_trace_save+0x8c/0xc0 [ 77.872438][ T7771] ? stack_trace_consume_entry+0x160/0x160 [ 77.878452][ T7771] ? fs_reclaim_release+0x9c/0xe0 [ 77.884149][ T7771] ? lock_is_held_type+0xfa/0x130 [ 77.889554][ T7771] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 77.896611][ T7771] ? trace_kmalloc+0xbe/0xf0 [ 77.901902][ T7771] ? kmem_cache_alloc_trace+0x21c/0x400 [ 77.907802][ T7771] rtnl_newlink+0x5a/0x90 [ 77.912478][ T7771] rtnetlink_rcv_msg+0x32f/0x860 [ 77.917616][ T7771] ? rtnetlink_put_metrics+0x420/0x420 [ 77.923532][ T7771] ? check_preemption_disabled+0x36/0xd0 [ 77.929527][ T7771] ? netdev_core_pick_tx+0x290/0x290 [ 77.935196][ T7771] ? lock_acquire+0x1d0/0x850 [ 77.940887][ T7771] netlink_rcv_skb+0x118/0x370 [ 77.946281][ T7771] ? rtnetlink_put_metrics+0x420/0x420 [ 77.952253][ T7771] ? netlink_ack+0x9f0/0x9f0 [ 77.957171][ T7771] ? netlink_deliver_tap+0x15d/0x990 [ 77.962752][ T7771] netlink_unicast+0x42e/0x700 [ 77.968433][ T7771] ? netlink_attachskb+0x730/0x730 [ 77.974256][ T7771] ? _copy_from_iter_full+0x177/0x690 [ 77.979911][ T7771] netlink_sendmsg+0x70e/0xbe0 [ 77.985447][ T7771] ? netlink_unicast+0x700/0x700 [ 77.991648][ T7771] ? iovec_from_user+0x143/0x290 [ 77.998014][ T7771] ? netlink_unicast+0x700/0x700 [ 78.004149][ T7771] sock_sendmsg+0xab/0xe0 [ 78.009537][ T7771] ____sys_sendmsg+0x5bf/0x7a0 [ 78.014958][ T7771] ? kernel_sendmsg+0x30/0x30 [ 78.020855][ T7771] ? do_recvmmsg+0x550/0x550 [ 78.027797][ T7771] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 78.034907][ T7771] ? __might_fault+0xb5/0x160 [ 78.040724][ T7771] ___sys_sendmsg+0xd3/0x150 [ 78.046434][ T7771] ? sendmsg_copy_msghdr+0x110/0x110 [ 78.052433][ T7771] ? find_held_lock+0x2d/0x110 [ 78.058264][ T7771] ? check_preemption_disabled+0x36/0xd0 [ 78.064398][ T7771] ? lock_release+0x424/0x7e0 [ 78.070216][ T7771] ? __fget_files+0x193/0x2b0 [ 78.075472][ T7771] ? lock_downgrade+0x7b0/0x7b0 [ 78.081296][ T7771] ? find_held_lock+0x2d/0x110 [ 78.087024][ T7771] ? check_preemption_disabled+0x36/0xd0 [ 78.093457][ T7771] ? lock_is_held_type+0xfa/0x130 [ 78.099464][ T7771] ? __fget_files+0x1ab/0x2b0 [ 78.104455][ T7771] ? __fget_light+0xbe/0x220 [ 78.109318][ T7771] __sys_sendmsg+0xb2/0x140 [ 78.114223][ T7771] ? __sys_sendmsg_sock+0x10/0x10 [ 78.120033][ T7771] ? check_preemption_disabled+0x36/0xd0 [ 78.126552][ T7771] ? syscall_enter_from_user_mode+0x1d/0x60 [ 78.133260][ T7771] ? lockdep_hardirqs_on+0x54/0x100 [ 78.139024][ T7771] do_syscall_64+0x2d/0x70 [ 78.144016][ T7771] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 78.150472][ T7771] RIP: 0033:0x464d29 [ 78.155322][ T7771] 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 [ 78.177924][ T7771] RSP: 002b:00007f3e9c5eb188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 78.187358][ T7771] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 78.195751][ T7771] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 78.205578][ T7771] RBP: 00007f3e9c5eb1d0 R08: 0000000000000000 R09: 0000000000000000 [ 78.214041][ T7771] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 78.222935][ T7771] R13: 00007ffcb8aeb9df R14: 00007f3e9c5eb300 R15: 0000000000022000 [ 78.268253][ T7771] bridge0: port 2(bridge_slave_1) entered disabled state [ 78.297379][ T7771] device bridge_slave_1 left promiscuous mode [ 78.309246][ T7771] bridge0: port 2(bridge_slave_1) entered disabled state [ 78.440817][ T7772] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 78.473120][ T7774] FAULT_INJECTION: forcing a failure. [ 78.473120][ T7774] name failslab, interval 1, probability 0, space 0, times 0 [ 78.493689][ T7774] CPU: 0 PID: 7774 Comm: syz-executor.5 Not tainted 5.12.0-rc7-syzkaller #0 [ 78.503776][ T7774] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 78.514903][ T7774] Call Trace: [ 78.518549][ T7774] dump_stack+0x10c/0x14b [ 78.523347][ T7774] should_fail.cold+0x5/0xa [ 78.528360][ T7774] should_failslab+0x5/0x10 [ 78.533188][ T7774] kmem_cache_alloc_node_trace+0x65/0x540 [ 78.540123][ T7774] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 78.546704][ T7774] __kmalloc_node_track_caller+0x38/0x60 [ 78.552992][ T7774] __alloc_skb+0x8b/0x280 [ 78.558070][ T7774] inet6_netconf_notify_devconf+0x5a/0xf0 [ 78.564068][ T7774] addrconf_sysctl_unregister+0x127/0x1b0 [ 78.569885][ T7774] addrconf_ifdown.isra.0+0xb7d/0x10e0 [ 78.575526][ T7774] ? add_addr+0x240/0x240 [ 78.580286][ T7774] ? check_preemption_disabled+0x36/0xd0 [ 78.586648][ T7774] ? lock_is_held_type+0xfa/0x130 [ 78.591940][ T7774] addrconf_notify+0x3e6/0x1ca0 [ 78.597078][ T7774] ? mark_held_locks+0x9f/0xe0 [ 78.602959][ T7774] ? check_preemption_disabled+0x36/0xd0 [ 78.609717][ T7774] ? tls_device_sk_destruct+0x610/0x610 [ 78.616558][ T7774] ? clusterip_netdev_event+0x369/0x540 [ 78.622870][ T7774] ? inet6_ifinfo_notify+0x100/0x100 [ 78.632662][ T7774] ? __local_bh_enable_ip+0x11f/0x220 [ 78.639602][ T7774] ? clusterip_netdev_event+0x369/0x540 [ 78.646612][ T7774] notifier_call_chain+0x94/0x170 [ 78.652557][ T7774] dev_change_net_namespace+0x22e/0x1000 [ 78.659299][ T7774] ? lock_downgrade+0x7b0/0x7b0 [ 78.664681][ T7774] ? check_preemption_disabled+0x36/0xd0 [ 78.671104][ T7774] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 78.677180][ T7774] ? security_capable+0x4c/0x90 [ 78.682673][ T7774] ? ns_capable+0x53/0xc0 [ 78.687612][ T7774] do_setlink+0x16b/0x2f10 [ 78.692378][ T7774] ? lock_is_held_type+0xd9/0x130 [ 78.697758][ T7774] ? rtnl_getlink+0x930/0x930 [ 78.702788][ T7774] ? mark_lock+0xf0/0x15f0 [ 78.707502][ T7774] ? trace_pelt_cfs_tp+0x158/0x1b0 [ 78.713051][ T7774] ? update_load_avg+0xdba/0x1890 [ 78.718178][ T7774] ? lock_chain_count+0x20/0x20 [ 78.723193][ T7774] ? mark_lock+0xf0/0x15f0 [ 78.728017][ T7774] ? memset+0x20/0x40 [ 78.732178][ T7774] ? __nla_validate_parse+0xb2/0x1fd0 [ 78.737659][ T7774] ? nla_get_range_signed+0x540/0x540 [ 78.743291][ T7774] __rtnl_newlink+0xabb/0x1360 [ 78.748250][ T7774] ? check_preemption_disabled+0x36/0xd0 [ 78.755025][ T7774] ? rtnl_setlink+0x320/0x320 [ 78.760730][ T7774] ? lock_release+0x424/0x7e0 [ 78.766166][ T7774] ? is_bpf_text_address+0x5f/0xe0 [ 78.771740][ T7774] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 78.778387][ T7774] ? is_bpf_text_address+0x77/0xe0 [ 78.783597][ T7774] ? kernel_text_address+0xbd/0xf0 [ 78.788975][ T7774] ? __kernel_text_address+0x9/0x30 [ 78.795570][ T7774] ? unwind_get_return_address+0x51/0x90 [ 78.801346][ T7774] ? create_prof_cpu_mask+0x20/0x20 [ 78.807753][ T7774] ? arch_stack_walk+0x93/0xe0 [ 78.813242][ T7774] ? stack_trace_save+0x8c/0xc0 [ 78.818284][ T7774] ? stack_trace_consume_entry+0x160/0x160 [ 78.824633][ T7774] ? fs_reclaim_release+0x9c/0xe0 [ 78.829932][ T7774] ? lock_is_held_type+0xfa/0x130 [ 78.835804][ T7774] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 78.841811][ T7774] ? trace_kmalloc+0xbe/0xf0 [ 78.846822][ T7774] ? kmem_cache_alloc_trace+0x21c/0x400 [ 78.853006][ T7774] rtnl_newlink+0x5a/0x90 [ 78.858139][ T7774] rtnetlink_rcv_msg+0x32f/0x860 [ 78.863166][ T7774] ? rtnetlink_put_metrics+0x420/0x420 [ 78.870165][ T7774] ? check_preemption_disabled+0x36/0xd0 [ 78.876155][ T7774] ? netdev_core_pick_tx+0x290/0x290 [ 78.882676][ T7774] ? lock_acquire+0x1d0/0x850 [ 78.887803][ T7774] netlink_rcv_skb+0x118/0x370 [ 78.893391][ T7774] ? rtnetlink_put_metrics+0x420/0x420 [ 78.900040][ T7774] ? netlink_ack+0x9f0/0x9f0 [ 78.904881][ T7774] ? netlink_deliver_tap+0x15d/0x990 [ 78.910720][ T7774] netlink_unicast+0x42e/0x700 [ 78.915997][ T7774] ? netlink_attachskb+0x730/0x730 [ 78.922120][ T7774] ? _copy_from_iter_full+0x177/0x690 [ 78.927618][ T7774] netlink_sendmsg+0x70e/0xbe0 [ 78.932468][ T7774] ? netlink_unicast+0x700/0x700 [ 78.938194][ T7774] ? iovec_from_user+0x143/0x290 [ 78.943534][ T7774] ? netlink_unicast+0x700/0x700 [ 78.948748][ T7774] sock_sendmsg+0xab/0xe0 [ 78.953451][ T7774] ____sys_sendmsg+0x5bf/0x7a0 [ 78.958521][ T7774] ? kernel_sendmsg+0x30/0x30 [ 78.963445][ T7774] ? do_recvmmsg+0x550/0x550 [ 78.968291][ T7774] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 78.974453][ T7774] ? __might_fault+0xb5/0x160 [ 78.979313][ T7774] ___sys_sendmsg+0xd3/0x150 [ 78.986522][ T7774] ? sendmsg_copy_msghdr+0x110/0x110 [ 78.991797][ T7774] ? find_held_lock+0x2d/0x110 [ 78.997042][ T7774] ? check_preemption_disabled+0x36/0xd0 [ 79.002853][ T7774] ? lock_release+0x424/0x7e0 [ 79.008232][ T7774] ? __fget_files+0x193/0x2b0 [ 79.013025][ T7774] ? lock_downgrade+0x7b0/0x7b0 [ 79.018454][ T7774] ? find_held_lock+0x2d/0x110 [ 79.023516][ T7774] ? check_preemption_disabled+0x36/0xd0 [ 79.029343][ T7774] ? lock_is_held_type+0xfa/0x130 [ 79.035464][ T7774] ? __fget_files+0x1ab/0x2b0 [ 79.040155][ T7774] ? __fget_light+0xbe/0x220 [ 79.044942][ T7774] __sys_sendmsg+0xb2/0x140 [ 79.049530][ T7774] ? __sys_sendmsg_sock+0x10/0x10 [ 79.054944][ T7774] ? check_preemption_disabled+0x36/0xd0 [ 79.060918][ T7774] ? syscall_enter_from_user_mode+0x1d/0x60 [ 79.067143][ T7774] ? lockdep_hardirqs_on+0x54/0x100 [ 79.072646][ T7774] do_syscall_64+0x2d/0x70 [ 79.077239][ T7774] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 79.083180][ T7774] RIP: 0033:0x464d29 [ 79.087466][ T7774] 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 [ 79.108420][ T7774] RSP: 002b:00007f0ebdba4188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 79.118614][ T7774] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 79.127446][ T7774] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 79.136160][ T7774] RBP: 00007f0ebdba41d0 R08: 0000000000000000 R09: 0000000000000000 [ 79.145038][ T7774] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 79.153530][ T7774] R13: 00007ffeabcd7c4f R14: 00007f0ebdba4300 R15: 0000000000022000 [ 79.235201][ T7785] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 79.423081][ T7786] FAULT_INJECTION: forcing a failure. [ 79.423081][ T7786] name failslab, interval 1, probability 0, space 0, times 0 [ 79.436319][ T7786] CPU: 0 PID: 7786 Comm: syz-executor.1 Not tainted 5.12.0-rc7-syzkaller #0 [ 79.445443][ T7786] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 79.456166][ T7786] Call Trace: [ 79.459678][ T7786] dump_stack+0x10c/0x14b [ 79.464219][ T7786] should_fail.cold+0x5/0xa [ 79.469195][ T7786] ? switchdev_deferred_enqueue+0x22/0x1f0 [ 79.475329][ T7786] should_failslab+0x5/0x10 [ 79.480402][ T7786] __kmalloc+0x79/0x440 [ 79.484576][ T7786] ? switchdev_port_attr_notify.constprop.0+0xe0/0xe0 [ 79.492353][ T7786] switchdev_deferred_enqueue+0x22/0x1f0 [ 79.498912][ T7786] br_set_state+0x168/0x1d0 [ 79.503631][ T7786] ? br_designated_port_selection+0x6c0/0x6c0 [ 79.509871][ T7786] ? lock_release+0x7e0/0x7e0 [ 79.514552][ T7786] ? do_raw_spin_lock+0x120/0x2b0 [ 79.519822][ T7786] ? rwlock_bug.part.0+0x90/0x90 [ 79.525406][ T7786] ? check_preemption_disabled+0x36/0xd0 [ 79.531067][ T7786] br_stp_disable_port+0x5e/0x1a0 [ 79.536718][ T7786] br_device_event+0x609/0x710 [ 79.541827][ T7786] ? br_net_exit+0x170/0x170 [ 79.546976][ T7786] ? packet_notifier+0x38c/0x6d0 [ 79.552127][ T7786] notifier_call_chain+0x94/0x170 [ 79.560300][ T7786] dev_close_many+0x28c/0x560 [ 79.565571][ T7786] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 79.572808][ T7786] dev_change_net_namespace+0xcb7/0x1000 [ 79.578766][ T7786] ? lock_downgrade+0x7b0/0x7b0 [ 79.584102][ T7786] ? check_preemption_disabled+0x36/0xd0 [ 79.590256][ T7786] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 79.596035][ T7786] ? security_capable+0x4c/0x90 [ 79.601089][ T7786] ? ns_capable+0x53/0xc0 [ 79.606275][ T7786] do_setlink+0x16b/0x2f10 [ 79.610706][ T7786] ? rtnl_getlink+0x930/0x930 [ 79.615742][ T7786] ? mark_lock+0xf0/0x15f0 [ 79.620601][ T7786] ? lock_chain_count+0x20/0x20 [ 79.629348][ T7786] ? mark_lock+0xf0/0x15f0 [ 79.636622][ T7786] ? mark_lock+0xf0/0x15f0 [ 79.641541][ T7786] ? update_sd_lb_stats.constprop.0+0x27d0/0x27d0 [ 79.653294][ T7786] ? memset+0x20/0x40 [ 79.657869][ T7786] ? __nla_validate_parse+0xb2/0x1fd0 [ 79.664927][ T7786] ? nla_get_range_signed+0x540/0x540 [ 79.671197][ T7786] __rtnl_newlink+0xabb/0x1360 [ 79.676464][ T7786] ? check_preemption_disabled+0x36/0xd0 [ 79.682966][ T7786] ? rtnl_setlink+0x320/0x320 [ 79.688223][ T7786] ? lock_release+0x424/0x7e0 [ 79.692997][ T7786] ? is_bpf_text_address+0x5f/0xe0 [ 79.698662][ T7786] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 79.705056][ T7786] ? is_bpf_text_address+0x77/0xe0 [ 79.711028][ T7786] ? kernel_text_address+0xbd/0xf0 [ 79.716304][ T7786] ? __kernel_text_address+0x9/0x30 [ 79.721584][ T7786] ? unwind_get_return_address+0x51/0x90 [ 79.728078][ T7786] ? create_prof_cpu_mask+0x20/0x20 [ 79.734571][ T7786] ? arch_stack_walk+0x93/0xe0 [ 79.739952][ T7786] ? stack_trace_save+0x8c/0xc0 [ 79.745338][ T7786] ? stack_trace_consume_entry+0x160/0x160 [ 79.751634][ T7786] ? fs_reclaim_release+0x9c/0xe0 [ 79.756974][ T7786] ? lock_is_held_type+0xfa/0x130 [ 79.762288][ T7786] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 79.768481][ T7786] ? trace_kmalloc+0xbe/0xf0 [ 79.773456][ T7786] ? kmem_cache_alloc_trace+0x21c/0x400 [ 79.779190][ T7786] rtnl_newlink+0x5a/0x90 [ 79.783651][ T7786] rtnetlink_rcv_msg+0x32f/0x860 [ 79.788699][ T7786] ? rtnetlink_put_metrics+0x420/0x420 [ 79.794161][ T7786] ? check_preemption_disabled+0x36/0xd0 [ 79.801391][ T7786] ? lock_acquire+0x222/0x850 [ 79.806981][ T7786] netlink_rcv_skb+0x118/0x370 [ 79.811845][ T7786] ? rtnetlink_put_metrics+0x420/0x420 [ 79.817937][ T7786] ? netlink_ack+0x9f0/0x9f0 [ 79.822721][ T7786] ? netlink_deliver_tap+0x15d/0x990 [ 79.828569][ T7786] netlink_unicast+0x42e/0x700 [ 79.833630][ T7786] ? netlink_attachskb+0x730/0x730 [ 79.838734][ T7786] ? _copy_from_iter_full+0x177/0x690 [ 79.844329][ T7786] netlink_sendmsg+0x70e/0xbe0 [ 79.849101][ T7786] ? netlink_unicast+0x700/0x700 [ 79.854131][ T7786] ? iovec_from_user+0x143/0x290 [ 79.859267][ T7786] ? netlink_unicast+0x700/0x700 [ 79.864902][ T7786] sock_sendmsg+0xab/0xe0 [ 79.869504][ T7786] ____sys_sendmsg+0x5bf/0x7a0 [ 79.874738][ T7786] ? kernel_sendmsg+0x30/0x30 [ 79.879973][ T7786] ? do_recvmmsg+0x550/0x550 [ 79.884806][ T7786] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 79.891786][ T7786] ? __might_fault+0xb5/0x160 [ 79.898587][ T7786] ___sys_sendmsg+0xd3/0x150 [ 79.903378][ T7786] ? sendmsg_copy_msghdr+0x110/0x110 [ 79.909337][ T7786] ? find_held_lock+0x2d/0x110 [ 79.914450][ T7786] ? check_preemption_disabled+0x36/0xd0 [ 79.920434][ T7786] ? lock_release+0x424/0x7e0 [ 79.925592][ T7786] ? __fget_files+0x193/0x2b0 [ 79.931060][ T7786] ? lock_downgrade+0x7b0/0x7b0 [ 79.936189][ T7786] ? find_held_lock+0x2d/0x110 [ 79.941229][ T7786] ? check_preemption_disabled+0x36/0xd0 [ 79.947901][ T7786] ? lock_is_held_type+0xfa/0x130 [ 79.953147][ T7786] ? __fget_files+0x1ab/0x2b0 [ 79.958663][ T7786] ? __fget_light+0xbe/0x220 [ 79.963661][ T7786] __sys_sendmsg+0xb2/0x140 [ 79.969059][ T7786] ? __sys_sendmsg_sock+0x10/0x10 [ 79.974401][ T7786] ? check_preemption_disabled+0x36/0xd0 [ 79.980206][ T7786] ? syscall_enter_from_user_mode+0x1d/0x60 [ 79.986547][ T7786] ? lockdep_hardirqs_on+0x54/0x100 [ 79.992074][ T7786] do_syscall_64+0x2d/0x70 [ 79.996579][ T7786] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 80.002854][ T7786] RIP: 0033:0x464d29 [ 80.007367][ T7786] 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 [ 80.028356][ T7786] RSP: 002b:00007faf7b584188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 80.037335][ T7786] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 80.045699][ T7786] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 80.054923][ T7786] RBP: 00007faf7b5841d0 R08: 0000000000000000 R09: 0000000000000000 [ 80.065839][ T7786] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 80.074500][ T7786] R13: 00007ffdc3fbe4ff R14: 00007faf7b584300 R15: 0000000000022000 [ 80.083850][ T7786] bridge0: error setting offload STP state on port 1(bridge_slave_0) [ 80.155742][ T7786] device bridge_slave_0 left promiscuous mode [ 80.162452][ T7786] bridge0: port 1(bridge_slave_0) entered disabled state [ 80.293162][ T7807] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 80.328309][ T7808] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 80.548136][ T7810] bond0: (slave bond_slave_0): Releasing backup interface [ 80.593189][ T7810] FAULT_INJECTION: forcing a failure. [ 80.593189][ T7810] name failslab, interval 1, probability 0, space 0, times 0 [ 80.607829][ T7810] CPU: 0 PID: 7810 Comm: syz-executor.0 Not tainted 5.12.0-rc7-syzkaller #0 [ 80.616880][ T7810] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 80.629781][ T7810] Call Trace: [ 80.634025][ T7810] dump_stack+0x10c/0x14b [ 80.638505][ T7810] should_fail.cold+0x5/0xa [ 80.643387][ T7810] should_failslab+0x5/0x10 [ 80.647907][ T7810] kmem_cache_alloc_node_trace+0x65/0x540 [ 80.653789][ T7810] ? memcpy+0x39/0x60 [ 80.657765][ T7810] __kmalloc_node_track_caller+0x38/0x60 [ 80.663669][ T7810] pskb_expand_head+0x11f/0xf50 [ 80.668728][ T7810] ? lock_is_held_type+0xfa/0x130 [ 80.674213][ T7810] netlink_trim+0x18f/0x1f0 [ 80.678728][ T7810] netlink_broadcast_filtered+0x58/0xac0 [ 80.684534][ T7810] ? memset+0x20/0x40 [ 80.688611][ T7810] ? rtmsg_ifinfo_build_skb+0xc3/0x160 [ 80.694393][ T7810] nlmsg_notify+0x60/0x1b0 [ 80.698916][ T7810] rtnetlink_event+0x143/0x1b0 [ 80.704257][ T7810] notifier_call_chain+0x94/0x170 [ 80.709376][ T7810] netdev_change_features+0x76/0xa0 [ 80.715077][ T7810] ? netdev_update_features+0xb0/0xb0 [ 80.720922][ T7810] ? synchronize_rcu+0x10a/0x180 [ 80.725887][ T7810] bond_compute_features+0x535/0x920 [ 80.731862][ T7810] ? bond_fix_features+0x2c0/0x2c0 [ 80.737234][ T7810] ? ieee80211_tdls_build_mgmt_packet_data+0x9b0/0x2d70 [ 80.744841][ T7810] ? lock_is_held_type+0xfa/0x130 [ 80.750991][ T7810] __bond_release_one.cold+0x4e5/0xac2 [ 80.756807][ T7810] ? bond_enslave+0x41f0/0x41f0 [ 80.761925][ T7810] ? mutex_lock_io_nested+0xf70/0xf70 [ 80.767659][ T7810] ? __mutex_unlock_slowpath+0xe2/0x610 [ 80.773494][ T7810] ? check_preemption_disabled+0x36/0xd0 [ 80.781378][ T7810] ? wait_for_completion_io+0x270/0x270 [ 80.788032][ T7810] ? check_preemption_disabled+0x36/0xd0 [ 80.794319][ T7810] ? lock_is_held_type+0xfa/0x130 [ 80.800139][ T7810] bond_netdev_event+0x621/0x720 [ 80.805893][ T7810] notifier_call_chain+0x94/0x170 [ 80.811647][ T7810] dev_change_net_namespace+0x22e/0x1000 [ 80.818351][ T7810] ? lock_downgrade+0x7b0/0x7b0 [ 80.824026][ T7810] ? check_preemption_disabled+0x36/0xd0 [ 80.830425][ T7810] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 80.836167][ T7810] ? security_capable+0x4c/0x90 [ 80.841747][ T7810] ? ns_capable+0x53/0xc0 [ 80.846190][ T7810] do_setlink+0x16b/0x2f10 [ 80.851052][ T7810] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 80.858076][ T7810] ? unwind_get_return_address+0x51/0x90 [ 80.864219][ T7810] ? rtnl_getlink+0x930/0x930 [ 80.869730][ T7810] ? mark_lock+0xf0/0x15f0 [ 80.874700][ T7810] ? __lock_acquire+0xbc5/0x5050 [ 80.880084][ T7810] ? lock_chain_count+0x20/0x20 [ 80.885276][ T7810] ? mark_lock+0xf0/0x15f0 [ 80.890210][ T7810] ? memset+0x20/0x40 [ 80.895014][ T7810] ? __nla_validate_parse+0xb2/0x1fd0 [ 80.902318][ T7810] ? nla_get_range_signed+0x540/0x540 [ 80.908125][ T7810] __rtnl_newlink+0xabb/0x1360 [ 80.913594][ T7810] ? check_preemption_disabled+0x36/0xd0 [ 80.919575][ T7810] ? rtnl_setlink+0x320/0x320 [ 80.924679][ T7810] ? lock_release+0x424/0x7e0 [ 80.929718][ T7810] ? is_bpf_text_address+0x5f/0xe0 [ 80.935570][ T7810] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 80.942318][ T7810] ? is_bpf_text_address+0x77/0xe0 [ 80.947541][ T7810] ? kernel_text_address+0xbd/0xf0 [ 80.952838][ T7810] ? __kernel_text_address+0x9/0x30 [ 80.958147][ T7810] ? unwind_get_return_address+0x51/0x90 [ 80.964599][ T7810] ? create_prof_cpu_mask+0x20/0x20 [ 80.969980][ T7810] ? arch_stack_walk+0x93/0xe0 [ 80.975603][ T7810] ? stack_trace_save+0x8c/0xc0 [ 80.981180][ T7810] ? stack_trace_consume_entry+0x160/0x160 [ 80.987125][ T7810] ? fs_reclaim_release+0x9c/0xe0 [ 80.992575][ T7810] ? lock_is_held_type+0xfa/0x130 [ 80.997769][ T7810] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 81.003660][ T7810] ? trace_kmalloc+0xbe/0xf0 [ 81.008953][ T7810] ? kmem_cache_alloc_trace+0x21c/0x400 [ 81.014974][ T7810] rtnl_newlink+0x5a/0x90 [ 81.019736][ T7810] rtnetlink_rcv_msg+0x32f/0x860 [ 81.025271][ T7810] ? rtnetlink_put_metrics+0x420/0x420 [ 81.031051][ T7810] ? check_preemption_disabled+0x36/0xd0 [ 81.037419][ T7810] ? netdev_core_pick_tx+0x290/0x290 [ 81.042702][ T7810] ? lock_acquire+0x1d0/0x850 [ 81.047386][ T7810] netlink_rcv_skb+0x118/0x370 [ 81.052429][ T7810] ? rtnetlink_put_metrics+0x420/0x420 [ 81.057889][ T7810] ? netlink_ack+0x9f0/0x9f0 [ 81.062648][ T7810] ? netlink_deliver_tap+0x15d/0x990 [ 81.068390][ T7810] netlink_unicast+0x42e/0x700 [ 81.073371][ T7810] ? netlink_attachskb+0x730/0x730 [ 81.078648][ T7810] ? _copy_from_iter_full+0x177/0x690 [ 81.084027][ T7810] netlink_sendmsg+0x70e/0xbe0 [ 81.088887][ T7810] ? netlink_unicast+0x700/0x700 [ 81.093956][ T7810] ? iovec_from_user+0x143/0x290 [ 81.098987][ T7810] ? netlink_unicast+0x700/0x700 [ 81.104143][ T7810] sock_sendmsg+0xab/0xe0 [ 81.108654][ T7810] ____sys_sendmsg+0x5bf/0x7a0 [ 81.113730][ T7810] ? kernel_sendmsg+0x30/0x30 [ 81.118488][ T7810] ? do_recvmmsg+0x550/0x550 [ 81.123565][ T7810] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 81.129558][ T7810] ? __might_fault+0xb5/0x160 [ 81.134436][ T7810] ___sys_sendmsg+0xd3/0x150 [ 81.139337][ T7810] ? sendmsg_copy_msghdr+0x110/0x110 [ 81.144634][ T7810] ? find_held_lock+0x2d/0x110 [ 81.149402][ T7810] ? check_preemption_disabled+0x36/0xd0 [ 81.155267][ T7810] ? lock_release+0x424/0x7e0 [ 81.160331][ T7810] ? __fget_files+0x193/0x2b0 [ 81.165015][ T7810] ? lock_downgrade+0x7b0/0x7b0 [ 81.170316][ T7810] ? find_held_lock+0x2d/0x110 [ 81.175353][ T7810] ? check_preemption_disabled+0x36/0xd0 [ 81.181495][ T7810] ? lock_is_held_type+0xfa/0x130 [ 81.186745][ T7810] ? __fget_files+0x1ab/0x2b0 [ 81.191539][ T7810] ? __fget_light+0xbe/0x220 [ 81.196944][ T7810] __sys_sendmsg+0xb2/0x140 [ 81.201461][ T7810] ? __sys_sendmsg_sock+0x10/0x10 [ 81.206816][ T7810] ? check_preemption_disabled+0x36/0xd0 [ 81.212619][ T7810] ? syscall_enter_from_user_mode+0x1d/0x60 [ 81.219249][ T7810] ? lockdep_hardirqs_on+0x54/0x100 [ 81.224641][ T7810] do_syscall_64+0x2d/0x70 [ 81.229126][ T7810] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 81.235263][ T7810] RIP: 0033:0x464d29 [ 81.239376][ T7810] 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 [ 81.259552][ T7810] RSP: 002b:00007f8e6d0d0188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 81.269123][ T7810] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 81.277596][ T7810] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 81.285940][ T7810] RBP: 00007f8e6d0d01d0 R08: 0000000000000000 R09: 0000000000000000 [ 81.294306][ T7810] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 81.302605][ T7810] R13: 00007ffceeadfe8f R14: 00007f8e6d0d0300 R15: 0000000000022000 2021/04/13 00:48:38 executed programs: 56 [ 81.436909][ T7826] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 81.823842][ T7829] bond0: (slave bond_slave_1): Releasing backup interface [ 81.863363][ T7829] FAULT_INJECTION: forcing a failure. [ 81.863363][ T7829] name failslab, interval 1, probability 0, space 0, times 0 [ 81.878075][ T7829] CPU: 1 PID: 7829 Comm: syz-executor.3 Not tainted 5.12.0-rc7-syzkaller #0 [ 81.887242][ T7829] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 81.897771][ T7829] Call Trace: [ 81.901050][ T7829] dump_stack+0x10c/0x14b [ 81.905472][ T7829] should_fail.cold+0x5/0xa [ 81.910208][ T7829] ? ethnl_default_notify+0xcc/0x510 [ 81.916419][ T7829] should_failslab+0x5/0x10 [ 81.920927][ T7829] __kmalloc+0x79/0x440 [ 81.925355][ T7829] ethnl_default_notify+0xcc/0x510 [ 81.930808][ T7829] ethnl_netdev_event+0x30/0x40 [ 81.936063][ T7829] notifier_call_chain+0x94/0x170 [ 81.941412][ T7829] netdev_change_features+0x76/0xa0 [ 81.947417][ T7829] ? netdev_update_features+0xb0/0xb0 [ 81.953224][ T7829] ? synchronize_rcu+0x10a/0x180 [ 81.958726][ T7829] bond_compute_features+0x535/0x920 [ 81.965512][ T7829] ? bond_fix_features+0x2c0/0x2c0 [ 81.971241][ T7829] ? ieee80211_tdls_build_mgmt_packet_data+0x9b0/0x2d70 [ 81.978175][ T7829] ? lock_is_held_type+0xfa/0x130 [ 81.983493][ T7829] __bond_release_one.cold+0x4e5/0xac2 [ 81.989641][ T7829] ? bond_enslave+0x41f0/0x41f0 [ 81.995473][ T7829] ? mutex_lock_io_nested+0xf70/0xf70 [ 82.001097][ T7829] ? __mutex_unlock_slowpath+0xe2/0x610 [ 82.006865][ T7829] ? check_preemption_disabled+0x36/0xd0 [ 82.013043][ T7829] ? wait_for_completion_io+0x270/0x270 [ 82.019186][ T7829] ? check_preemption_disabled+0x36/0xd0 [ 82.025067][ T7829] ? lock_is_held_type+0xfa/0x130 [ 82.030421][ T7829] bond_netdev_event+0x621/0x720 [ 82.036117][ T7829] notifier_call_chain+0x94/0x170 [ 82.041439][ T7829] dev_change_net_namespace+0x22e/0x1000 [ 82.047446][ T7829] ? lock_downgrade+0x7b0/0x7b0 [ 82.052414][ T7829] ? check_preemption_disabled+0x36/0xd0 [ 82.058354][ T7829] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 82.063841][ T7829] ? security_capable+0x4c/0x90 [ 82.069252][ T7829] ? ns_capable+0x53/0xc0 [ 82.073857][ T7829] do_setlink+0x16b/0x2f10 [ 82.078525][ T7829] ? lock_chain_count+0x20/0x20 [ 82.083556][ T7829] ? rtnl_getlink+0x930/0x930 [ 82.088399][ T7829] ? mark_lock+0xf0/0x15f0 [ 82.092894][ T7829] ? __lock_acquire+0xbc5/0x5050 [ 82.098132][ T7829] ? lock_chain_count+0x20/0x20 [ 82.103452][ T7829] ? mark_lock+0xf0/0x15f0 [ 82.108336][ T7829] ? memset+0x20/0x40 [ 82.112772][ T7829] ? __nla_validate_parse+0xb2/0x1fd0 [ 82.118243][ T7829] ? nla_get_range_signed+0x540/0x540 [ 82.124023][ T7829] __rtnl_newlink+0xabb/0x1360 [ 82.129164][ T7829] ? check_preemption_disabled+0x36/0xd0 [ 82.135442][ T7829] ? rtnl_setlink+0x320/0x320 [ 82.140468][ T7829] ? lock_release+0x424/0x7e0 [ 82.145747][ T7829] ? is_bpf_text_address+0x5f/0xe0 [ 82.151074][ T7829] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 82.157318][ T7829] ? is_bpf_text_address+0x77/0xe0 [ 82.162848][ T7829] ? kernel_text_address+0xbd/0xf0 [ 82.168378][ T7829] ? __kernel_text_address+0x9/0x30 [ 82.173606][ T7829] ? unwind_get_return_address+0x51/0x90 [ 82.179774][ T7829] ? create_prof_cpu_mask+0x20/0x20 [ 82.185811][ T7829] ? arch_stack_walk+0x93/0xe0 [ 82.191011][ T7829] ? stack_trace_save+0x8c/0xc0 [ 82.196140][ T7829] ? stack_trace_consume_entry+0x160/0x160 [ 82.202993][ T7829] ? fs_reclaim_release+0x9c/0xe0 [ 82.208231][ T7829] ? lock_is_held_type+0xfa/0x130 [ 82.213511][ T7829] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 82.219977][ T7829] ? trace_kmalloc+0xbe/0xf0 [ 82.224803][ T7829] ? kmem_cache_alloc_trace+0x21c/0x400 [ 82.230670][ T7829] rtnl_newlink+0x5a/0x90 [ 82.235650][ T7829] rtnetlink_rcv_msg+0x32f/0x860 [ 82.240700][ T7829] ? rtnetlink_put_metrics+0x420/0x420 [ 82.246679][ T7829] ? check_preemption_disabled+0x36/0xd0 [ 82.253801][ T7829] ? netdev_core_pick_tx+0x290/0x290 [ 82.259268][ T7829] ? lock_acquire+0x1d0/0x850 [ 82.264319][ T7829] netlink_rcv_skb+0x118/0x370 [ 82.270111][ T7829] ? rtnetlink_put_metrics+0x420/0x420 [ 82.275677][ T7829] ? netlink_ack+0x9f0/0x9f0 [ 82.280898][ T7829] ? netlink_deliver_tap+0x15d/0x990 [ 82.286588][ T7829] netlink_unicast+0x42e/0x700 [ 82.292856][ T7829] ? netlink_attachskb+0x730/0x730 [ 82.298962][ T7829] ? _copy_from_iter_full+0x177/0x690 [ 82.305874][ T7829] netlink_sendmsg+0x70e/0xbe0 [ 82.310866][ T7829] ? netlink_unicast+0x700/0x700 [ 82.315920][ T7829] ? iovec_from_user+0x143/0x290 [ 82.321049][ T7829] ? netlink_unicast+0x700/0x700 [ 82.328719][ T7829] sock_sendmsg+0xab/0xe0 [ 82.333885][ T7829] ____sys_sendmsg+0x5bf/0x7a0 [ 82.339911][ T7829] ? kernel_sendmsg+0x30/0x30 [ 82.345814][ T7829] ? do_recvmmsg+0x550/0x550 [ 82.351479][ T7829] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 82.358961][ T7829] ? __might_fault+0xb5/0x160 [ 82.363930][ T7829] ___sys_sendmsg+0xd3/0x150 [ 82.369023][ T7829] ? sendmsg_copy_msghdr+0x110/0x110 [ 82.375270][ T7829] ? find_held_lock+0x2d/0x110 [ 82.380989][ T7829] ? check_preemption_disabled+0x36/0xd0 [ 82.387294][ T7829] ? lock_release+0x424/0x7e0 [ 82.392679][ T7829] ? __fget_files+0x193/0x2b0 [ 82.397461][ T7829] ? lock_downgrade+0x7b0/0x7b0 [ 82.402712][ T7829] ? find_held_lock+0x2d/0x110 [ 82.407537][ T7829] ? check_preemption_disabled+0x36/0xd0 [ 82.414563][ T7829] ? lock_is_held_type+0xfa/0x130 [ 82.420386][ T7829] ? __fget_files+0x1ab/0x2b0 [ 82.425249][ T7829] ? __fget_light+0xbe/0x220 [ 82.430770][ T7829] __sys_sendmsg+0xb2/0x140 [ 82.435903][ T7829] ? __sys_sendmsg_sock+0x10/0x10 [ 82.441058][ T7829] ? check_preemption_disabled+0x36/0xd0 [ 82.447693][ T7829] ? syscall_enter_from_user_mode+0x1d/0x60 [ 82.454296][ T7829] ? lockdep_hardirqs_on+0x54/0x100 [ 82.459761][ T7829] do_syscall_64+0x2d/0x70 [ 82.464766][ T7829] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 82.471007][ T7829] RIP: 0033:0x464d29 [ 82.475377][ T7829] 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 [ 82.496529][ T7829] RSP: 002b:00007f3e9c5eb188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 82.506688][ T7829] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 82.516816][ T7829] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 82.525743][ T7829] RBP: 00007f3e9c5eb1d0 R08: 0000000000000000 R09: 0000000000000000 [ 82.534334][ T7829] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 82.542922][ T7829] R13: 00007ffcb8aeb9df R14: 00007f3e9c5eb300 R15: 0000000000022000 [ 82.656259][ T7836] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 82.694100][ T7840] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 82.876800][ T7843] FAULT_INJECTION: forcing a failure. [ 82.876800][ T7843] name failslab, interval 1, probability 0, space 0, times 0 [ 82.891504][ T7843] CPU: 0 PID: 7843 Comm: syz-executor.5 Not tainted 5.12.0-rc7-syzkaller #0 [ 82.901667][ T7843] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 82.912522][ T7843] Call Trace: [ 82.916299][ T7843] dump_stack+0x10c/0x14b [ 82.921023][ T7843] should_fail.cold+0x5/0xa [ 82.925681][ T7843] should_failslab+0x5/0x10 [ 82.930613][ T7843] kmem_cache_alloc_node+0x61/0x520 [ 82.936417][ T7843] ? mark_lock+0xf0/0x15f0 [ 82.942489][ T7843] __alloc_skb+0x153/0x280 [ 82.947092][ T7843] inet6_ifa_notify+0x112/0x1e0 [ 82.952498][ T7843] ? inet6_fill_ifaddr+0xba0/0xba0 [ 82.958990][ T7843] ? lock_release+0x424/0x7e0 [ 82.964217][ T7843] __ipv6_ifa_notify+0x13f/0x910 [ 82.969279][ T7843] ? modify_prefix_route+0x4f0/0x4f0 [ 82.975072][ T7843] ? check_preemption_disabled+0x36/0xd0 [ 82.981133][ T7843] ? __local_bh_enable_ip+0x11f/0x220 [ 82.986897][ T7843] ? addrconf_ifdown.isra.0+0x797/0x10e0 [ 82.993080][ T7843] addrconf_ifdown.isra.0+0x7ae/0x10e0 [ 82.999408][ T7843] ? add_addr+0x240/0x240 [ 83.004241][ T7843] ? check_preemption_disabled+0x36/0xd0 [ 83.010231][ T7843] ? lock_is_held_type+0xfa/0x130 [ 83.015418][ T7843] addrconf_notify+0x3e6/0x1ca0 [ 83.020588][ T7843] ? mark_held_locks+0x9f/0xe0 [ 83.025951][ T7843] ? check_preemption_disabled+0x36/0xd0 [ 83.032141][ T7843] ? tls_device_sk_destruct+0x610/0x610 [ 83.038063][ T7843] ? clusterip_netdev_event+0x369/0x540 [ 83.043734][ T7843] ? inet6_ifinfo_notify+0x100/0x100 [ 83.049202][ T7843] ? __local_bh_enable_ip+0x11f/0x220 [ 83.055152][ T7843] ? clusterip_netdev_event+0x369/0x540 [ 83.060921][ T7843] notifier_call_chain+0x94/0x170 [ 83.066362][ T7843] dev_close_many+0x28c/0x560 [ 83.071490][ T7843] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 83.078525][ T7843] dev_change_net_namespace+0xcb7/0x1000 [ 83.084481][ T7843] ? lock_downgrade+0x7b0/0x7b0 [ 83.089633][ T7843] ? check_preemption_disabled+0x36/0xd0 [ 83.095291][ T7843] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 83.101061][ T7843] ? security_capable+0x4c/0x90 [ 83.106253][ T7843] ? ns_capable+0x53/0xc0 [ 83.111232][ T7843] do_setlink+0x16b/0x2f10 [ 83.115737][ T7843] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 83.122800][ T7843] ? unwind_get_return_address+0x51/0x90 [ 83.129122][ T7843] ? rtnl_getlink+0x930/0x930 [ 83.134328][ T7843] ? mark_lock+0xf0/0x15f0 [ 83.139037][ T7843] ? __lock_acquire+0xbc5/0x5050 [ 83.144310][ T7843] ? lock_chain_count+0x20/0x20 [ 83.150740][ T7843] ? mark_lock+0xf0/0x15f0 [ 83.155246][ T7843] ? memset+0x20/0x40 [ 83.159433][ T7843] ? __nla_validate_parse+0xb2/0x1fd0 [ 83.166986][ T7843] ? nla_get_range_signed+0x540/0x540 [ 83.172827][ T7843] __rtnl_newlink+0xabb/0x1360 [ 83.178346][ T7843] ? check_preemption_disabled+0x36/0xd0 [ 83.184365][ T7843] ? rtnl_setlink+0x320/0x320 [ 83.189736][ T7843] ? lock_release+0x424/0x7e0 [ 83.195268][ T7843] ? is_bpf_text_address+0x5f/0xe0 [ 83.200776][ T7843] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 83.207820][ T7843] ? is_bpf_text_address+0x77/0xe0 [ 83.213726][ T7843] ? kernel_text_address+0xbd/0xf0 [ 83.219149][ T7843] ? __kernel_text_address+0x9/0x30 [ 83.224588][ T7843] ? unwind_get_return_address+0x51/0x90 [ 83.230611][ T7843] ? create_prof_cpu_mask+0x20/0x20 [ 83.236555][ T7843] ? arch_stack_walk+0x93/0xe0 [ 83.242150][ T7843] ? stack_trace_save+0x8c/0xc0 [ 83.247695][ T7843] ? stack_trace_consume_entry+0x160/0x160 [ 83.254436][ T7843] ? fs_reclaim_release+0x9c/0xe0 [ 83.260524][ T7843] ? lock_is_held_type+0xfa/0x130 [ 83.265975][ T7843] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 83.271810][ T7843] ? trace_kmalloc+0xbe/0xf0 [ 83.276803][ T7843] ? kmem_cache_alloc_trace+0x21c/0x400 [ 83.282520][ T7843] rtnl_newlink+0x5a/0x90 [ 83.286866][ T7843] rtnetlink_rcv_msg+0x32f/0x860 [ 83.292647][ T7843] ? rtnetlink_put_metrics+0x420/0x420 [ 83.299919][ T7843] ? check_preemption_disabled+0x36/0xd0 [ 83.306566][ T7843] ? netdev_core_pick_tx+0x290/0x290 [ 83.313255][ T7843] ? lock_acquire+0x1d0/0x850 [ 83.318712][ T7843] netlink_rcv_skb+0x118/0x370 [ 83.324106][ T7843] ? rtnetlink_put_metrics+0x420/0x420 [ 83.330028][ T7843] ? netlink_ack+0x9f0/0x9f0 [ 83.335672][ T7843] ? netlink_deliver_tap+0x15d/0x990 [ 83.342481][ T7843] netlink_unicast+0x42e/0x700 [ 83.348437][ T7843] ? netlink_attachskb+0x730/0x730 [ 83.354163][ T7843] ? _copy_from_iter_full+0x177/0x690 [ 83.359893][ T7843] netlink_sendmsg+0x70e/0xbe0 [ 83.365189][ T7843] ? netlink_unicast+0x700/0x700 [ 83.370604][ T7843] ? iovec_from_user+0x143/0x290 [ 83.375984][ T7843] ? netlink_unicast+0x700/0x700 [ 83.382529][ T7843] sock_sendmsg+0xab/0xe0 [ 83.387150][ T7843] ____sys_sendmsg+0x5bf/0x7a0 [ 83.393281][ T7843] ? kernel_sendmsg+0x30/0x30 [ 83.398504][ T7843] ? do_recvmmsg+0x550/0x550 [ 83.403931][ T7843] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 83.412724][ T7843] ? __might_fault+0xb5/0x160 [ 83.418216][ T7843] ___sys_sendmsg+0xd3/0x150 [ 83.424249][ T7843] ? sendmsg_copy_msghdr+0x110/0x110 [ 83.430242][ T7843] ? find_held_lock+0x2d/0x110 [ 83.435830][ T7843] ? check_preemption_disabled+0x36/0xd0 [ 83.441667][ T7843] ? lock_release+0x424/0x7e0 [ 83.447152][ T7843] ? __fget_files+0x193/0x2b0 [ 83.452501][ T7843] ? lock_downgrade+0x7b0/0x7b0 [ 83.458370][ T7843] ? find_held_lock+0x2d/0x110 [ 83.464050][ T7843] ? check_preemption_disabled+0x36/0xd0 [ 83.470373][ T7843] ? lock_is_held_type+0xfa/0x130 [ 83.476144][ T7843] ? __fget_files+0x1ab/0x2b0 [ 83.480956][ T7843] ? __fget_light+0xbe/0x220 [ 83.485857][ T7843] __sys_sendmsg+0xb2/0x140 [ 83.492594][ T7843] ? __sys_sendmsg_sock+0x10/0x10 [ 83.498345][ T7843] ? check_preemption_disabled+0x36/0xd0 [ 83.504855][ T7843] ? syscall_enter_from_user_mode+0x1d/0x60 [ 83.511508][ T7843] ? lockdep_hardirqs_on+0x54/0x100 [ 83.516996][ T7843] do_syscall_64+0x2d/0x70 [ 83.522569][ T7843] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 83.529065][ T7843] RIP: 0033:0x464d29 [ 83.533532][ T7843] 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 [ 83.556671][ T7843] RSP: 002b:00007f0ebdba4188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 83.566222][ T7843] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 83.575253][ T7843] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 83.583931][ T7843] RBP: 00007f0ebdba41d0 R08: 0000000000000000 R09: 0000000000000000 [ 83.592578][ T7843] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 83.600811][ T7843] R13: 00007ffeabcd7c4f R14: 00007f0ebdba4300 R15: 0000000000022000 [ 83.887127][ T7864] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 83.990138][ T7891] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 84.023972][ T7892] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 84.598890][ T7896] FAULT_INJECTION: forcing a failure. [ 84.598890][ T7896] name failslab, interval 1, probability 0, space 0, times 0 [ 84.614006][ T7896] CPU: 0 PID: 7896 Comm: syz-executor.0 Not tainted 5.12.0-rc7-syzkaller #0 [ 84.623853][ T7896] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 84.640128][ T7896] Call Trace: [ 84.644664][ T7896] dump_stack+0x10c/0x14b [ 84.650227][ T7896] should_fail.cold+0x5/0xa [ 84.655517][ T7896] ? mark_held_locks+0x9f/0xe0 [ 84.663140][ T7896] should_failslab+0x5/0x10 [ 84.668177][ T7896] kmem_cache_alloc_node_trace+0x65/0x540 [ 84.675892][ T7896] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 84.683386][ T7896] __kmalloc_node_track_caller+0x38/0x60 [ 84.689136][ T7896] __alloc_skb+0x8b/0x280 [ 84.693481][ T7896] inet6_ifa_notify+0x112/0x1e0 [ 84.698683][ T7896] ? inet6_fill_ifaddr+0xba0/0xba0 [ 84.704480][ T7896] ? lock_release+0x424/0x7e0 [ 84.709249][ T7896] __ipv6_ifa_notify+0x13f/0x910 [ 84.714544][ T7896] ? modify_prefix_route+0x4f0/0x4f0 [ 84.719923][ T7896] ? check_preemption_disabled+0x36/0xd0 [ 84.725996][ T7896] ? __local_bh_enable_ip+0x11f/0x220 [ 84.731842][ T7896] ? addrconf_ifdown.isra.0+0x797/0x10e0 [ 84.737813][ T7896] addrconf_ifdown.isra.0+0x7ae/0x10e0 [ 84.745405][ T7896] ? add_addr+0x240/0x240 [ 84.750170][ T7896] ? check_preemption_disabled+0x36/0xd0 [ 84.756983][ T7896] ? lock_is_held_type+0xfa/0x130 [ 84.762235][ T7896] addrconf_notify+0x3e6/0x1ca0 [ 84.767796][ T7896] ? mark_held_locks+0x9f/0xe0 [ 84.772814][ T7896] ? check_preemption_disabled+0x36/0xd0 [ 84.779157][ T7896] ? tls_device_sk_destruct+0x610/0x610 [ 84.785729][ T7896] ? clusterip_netdev_event+0x369/0x540 [ 84.792307][ T7896] ? inet6_ifinfo_notify+0x100/0x100 [ 84.797912][ T7896] ? __local_bh_enable_ip+0x11f/0x220 [ 84.803564][ T7896] ? clusterip_netdev_event+0x369/0x540 [ 84.809611][ T7896] notifier_call_chain+0x94/0x170 [ 84.815714][ T7896] dev_close_many+0x28c/0x560 [ 84.821011][ T7896] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 84.828020][ T7896] dev_change_net_namespace+0xcb7/0x1000 [ 84.836027][ T7896] ? lock_downgrade+0x7b0/0x7b0 [ 84.841325][ T7896] ? check_preemption_disabled+0x36/0xd0 [ 84.846967][ T7896] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 84.852348][ T7896] ? security_capable+0x4c/0x90 [ 84.857551][ T7896] ? ns_capable+0x53/0xc0 [ 84.862497][ T7896] do_setlink+0x16b/0x2f10 [ 84.867179][ T7896] ? mark_lock+0xf0/0x15f0 [ 84.871976][ T7896] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 84.878219][ T7896] ? rtnl_getlink+0x930/0x930 [ 84.883954][ T7896] ? mark_lock+0xf0/0x15f0 [ 84.889183][ T7896] ? lock_is_held_type+0xd9/0x130 [ 84.894736][ T7896] ? lock_chain_count+0x20/0x20 [ 84.900596][ T7896] ? lock_release+0x424/0x7e0 [ 84.905371][ T7896] ? is_bpf_text_address+0x5f/0xe0 [ 84.910752][ T7896] ? memset+0x20/0x40 [ 84.914920][ T7896] ? __nla_validate_parse+0xb2/0x1fd0 [ 84.921332][ T7896] ? nla_get_range_signed+0x540/0x540 [ 84.927537][ T7896] __rtnl_newlink+0xabb/0x1360 [ 84.933457][ T7896] ? check_preemption_disabled+0x36/0xd0 [ 84.939477][ T7896] ? rtnl_setlink+0x320/0x320 [ 84.944691][ T7896] ? lock_release+0x424/0x7e0 [ 84.949521][ T7896] ? is_bpf_text_address+0x5f/0xe0 [ 84.955049][ T7896] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 84.961406][ T7896] ? is_bpf_text_address+0x77/0xe0 [ 84.967169][ T7896] ? kernel_text_address+0xbd/0xf0 [ 84.972501][ T7896] ? __kernel_text_address+0x9/0x30 [ 84.977826][ T7896] ? unwind_get_return_address+0x51/0x90 [ 84.983898][ T7896] ? create_prof_cpu_mask+0x20/0x20 [ 84.989112][ T7896] ? arch_stack_walk+0x93/0xe0 [ 84.993983][ T7896] ? stack_trace_save+0x8c/0xc0 [ 84.998927][ T7896] ? stack_trace_consume_entry+0x160/0x160 [ 85.005121][ T7896] ? fs_reclaim_release+0x9c/0xe0 [ 85.010698][ T7896] ? lock_is_held_type+0xfa/0x130 [ 85.016315][ T7896] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 85.022538][ T7896] ? trace_kmalloc+0xbe/0xf0 [ 85.028040][ T7896] ? kmem_cache_alloc_trace+0x21c/0x400 [ 85.038646][ T7896] rtnl_newlink+0x5a/0x90 [ 85.043060][ T7896] rtnetlink_rcv_msg+0x32f/0x860 [ 85.048346][ T7896] ? rtnetlink_put_metrics+0x420/0x420 [ 85.054320][ T7896] ? check_preemption_disabled+0x36/0xd0 [ 85.060130][ T7896] ? netdev_core_pick_tx+0x290/0x290 [ 85.065430][ T7896] ? lock_acquire+0x1d0/0x850 [ 85.071348][ T7896] netlink_rcv_skb+0x118/0x370 [ 85.076916][ T7896] ? rtnetlink_put_metrics+0x420/0x420 [ 85.082594][ T7896] ? netlink_ack+0x9f0/0x9f0 [ 85.087532][ T7896] ? netlink_deliver_tap+0x15d/0x990 [ 85.093140][ T7896] netlink_unicast+0x42e/0x700 [ 85.097930][ T7896] ? netlink_attachskb+0x730/0x730 [ 85.103242][ T7896] ? _copy_from_iter_full+0x177/0x690 [ 85.109003][ T7896] netlink_sendmsg+0x70e/0xbe0 [ 85.114458][ T7896] ? netlink_unicast+0x700/0x700 [ 85.119564][ T7896] ? iovec_from_user+0x143/0x290 [ 85.124712][ T7896] ? netlink_unicast+0x700/0x700 [ 85.130179][ T7896] sock_sendmsg+0xab/0xe0 [ 85.134721][ T7896] ____sys_sendmsg+0x5bf/0x7a0 [ 85.139567][ T7896] ? kernel_sendmsg+0x30/0x30 [ 85.144250][ T7896] ? do_recvmmsg+0x550/0x550 [ 85.149112][ T7896] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 85.155073][ T7896] ? __might_fault+0xb5/0x160 [ 85.160439][ T7896] ___sys_sendmsg+0xd3/0x150 [ 85.165136][ T7896] ? sendmsg_copy_msghdr+0x110/0x110 [ 85.170884][ T7896] ? find_held_lock+0x2d/0x110 [ 85.175995][ T7896] ? check_preemption_disabled+0x36/0xd0 [ 85.181987][ T7896] ? lock_release+0x424/0x7e0 [ 85.186827][ T7896] ? __fget_files+0x193/0x2b0 [ 85.191847][ T7896] ? lock_downgrade+0x7b0/0x7b0 [ 85.196710][ T7896] ? find_held_lock+0x2d/0x110 [ 85.201676][ T7896] ? check_preemption_disabled+0x36/0xd0 [ 85.207398][ T7896] ? lock_is_held_type+0xfa/0x130 [ 85.214386][ T7896] ? __fget_files+0x1ab/0x2b0 [ 85.219790][ T7896] ? __fget_light+0xbe/0x220 [ 85.224772][ T7896] __sys_sendmsg+0xb2/0x140 [ 85.229453][ T7896] ? __sys_sendmsg_sock+0x10/0x10 [ 85.234967][ T7896] ? check_preemption_disabled+0x36/0xd0 [ 85.241125][ T7896] ? syscall_enter_from_user_mode+0x1d/0x60 [ 85.247934][ T7896] ? lockdep_hardirqs_on+0x54/0x100 [ 85.253317][ T7896] do_syscall_64+0x2d/0x70 [ 85.257932][ T7896] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 85.263919][ T7896] RIP: 0033:0x464d29 [ 85.267996][ T7896] 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 [ 85.288988][ T7896] RSP: 002b:00007f8e6d0d0188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 85.298055][ T7896] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 85.306390][ T7896] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 85.315842][ T7896] RBP: 00007f8e6d0d01d0 R08: 0000000000000000 R09: 0000000000000000 [ 85.324843][ T7896] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 85.333550][ T7896] R13: 00007ffceeadfe8f R14: 00007f8e6d0d0300 R15: 0000000000022000 [ 85.379027][ T7896] team0: Port device team_slave_0 removed [ 85.481826][ T7916] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 85.508059][ T7919] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 85.835315][ T7920] FAULT_INJECTION: forcing a failure. [ 85.835315][ T7920] name failslab, interval 1, probability 0, space 0, times 0 [ 85.849212][ T7920] CPU: 0 PID: 7920 Comm: syz-executor.3 Not tainted 5.12.0-rc7-syzkaller #0 [ 85.859433][ T7920] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 85.872269][ T7920] Call Trace: [ 85.876482][ T7920] dump_stack+0x10c/0x14b [ 85.881836][ T7920] should_fail.cold+0x5/0xa [ 85.886813][ T7920] should_failslab+0x5/0x10 [ 85.892560][ T7920] kmem_cache_alloc_node+0x61/0x520 [ 85.901444][ T7920] ? rt6_nlmsg_size+0x136/0x1d0 [ 85.907997][ T7920] __alloc_skb+0x153/0x280 [ 85.912878][ T7920] inet6_rt_notify+0xd1/0x270 [ 85.917774][ T7920] fib6_del+0xd17/0x1500 [ 85.922915][ T7920] ? fib6_locate+0xd0/0xd0 [ 85.927967][ T7920] ? lock_chain_count+0x20/0x20 [ 85.935682][ T7920] ? lock_release+0x424/0x7e0 [ 85.941327][ T7920] ? finish_task_switch.isra.0+0x14f/0x6f0 [ 85.947657][ T7920] fib6_clean_node+0x2fc/0x4a0 [ 85.953455][ T7920] ? find_held_lock+0x2d/0x110 [ 85.959314][ T7920] ? fib6_del+0x1500/0x1500 [ 85.964714][ T7920] fib6_walk_continue+0x3c2/0x780 [ 85.970078][ T7920] fib6_walk+0x168/0x330 [ 85.974784][ T7920] fib6_clean_tree+0xaa/0xe0 [ 85.979716][ T7920] ? fib6_walk+0x330/0x330 [ 85.984473][ T7920] ? preempt_schedule_thunk+0x16/0x18 [ 85.990594][ T7920] ? fib6_del+0x1500/0x1500 [ 85.995366][ T7920] ? rwlock_bug.part.0+0x90/0x90 [ 86.001043][ T7920] ? fib6_ifup+0x260/0x260 [ 86.006338][ T7920] __fib6_clean_all+0xe1/0x1e0 [ 86.011650][ T7920] ? fib6_ifup+0x260/0x260 [ 86.018325][ T7920] rt6_disable_ip+0x5a5/0x6a0 [ 86.024348][ T7920] ? __lock_acquire+0x15f0/0x5050 [ 86.031716][ T7920] ? rt6_sync_down_dev+0x110/0x110 [ 86.037733][ T7920] ? mark_lock+0xf0/0x15f0 [ 86.042626][ T7920] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 86.048461][ T7920] ? lock_chain_count+0x20/0x20 [ 86.053963][ T7920] ? add_addr+0x240/0x240 [ 86.059291][ T7920] ? check_preemption_disabled+0x36/0xd0 [ 86.066193][ T7920] ? lock_is_held_type+0xfa/0x130 [ 86.072582][ T7920] addrconf_notify+0x3e6/0x1ca0 [ 86.077942][ T7920] ? mark_held_locks+0x9f/0xe0 [ 86.083279][ T7920] ? check_preemption_disabled+0x36/0xd0 [ 86.089098][ T7920] ? tls_device_sk_destruct+0x610/0x610 [ 86.095416][ T7920] ? clusterip_netdev_event+0x369/0x540 [ 86.101264][ T7920] ? inet6_ifinfo_notify+0x100/0x100 [ 86.106978][ T7920] ? __local_bh_enable_ip+0x11f/0x220 [ 86.113825][ T7920] ? clusterip_netdev_event+0x369/0x540 [ 86.119998][ T7920] notifier_call_chain+0x94/0x170 [ 86.125305][ T7920] dev_close_many+0x28c/0x560 [ 86.130130][ T7920] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 86.136716][ T7920] dev_change_net_namespace+0xcb7/0x1000 [ 86.142515][ T7920] ? lock_downgrade+0x7b0/0x7b0 [ 86.147590][ T7920] ? check_preemption_disabled+0x36/0xd0 [ 86.153613][ T7920] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 86.159518][ T7920] ? security_capable+0x4c/0x90 [ 86.166019][ T7920] ? ns_capable+0x53/0xc0 [ 86.170798][ T7920] do_setlink+0x16b/0x2f10 [ 86.175646][ T7920] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 86.182360][ T7920] ? unwind_get_return_address+0x51/0x90 [ 86.189013][ T7920] ? rtnl_getlink+0x930/0x930 [ 86.194523][ T7920] ? mark_lock+0xf0/0x15f0 [ 86.199314][ T7920] ? __lock_acquire+0xbc5/0x5050 [ 86.205204][ T7920] ? lock_chain_count+0x20/0x20 [ 86.210703][ T7920] ? mark_lock+0xf0/0x15f0 [ 86.216164][ T7920] ? memset+0x20/0x40 [ 86.220722][ T7920] ? __nla_validate_parse+0xb2/0x1fd0 [ 86.226799][ T7920] ? nla_get_range_signed+0x540/0x540 [ 86.233624][ T7920] __rtnl_newlink+0xabb/0x1360 [ 86.239088][ T7920] ? check_preemption_disabled+0x36/0xd0 [ 86.245269][ T7920] ? rtnl_setlink+0x320/0x320 [ 86.251085][ T7920] ? lock_release+0x424/0x7e0 [ 86.256998][ T7920] ? is_bpf_text_address+0x5f/0xe0 [ 86.263736][ T7920] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 86.270723][ T7920] ? is_bpf_text_address+0x77/0xe0 [ 86.276047][ T7920] ? kernel_text_address+0xbd/0xf0 [ 86.282704][ T7920] ? __kernel_text_address+0x9/0x30 [ 86.289016][ T7920] ? unwind_get_return_address+0x51/0x90 [ 86.296085][ T7920] ? create_prof_cpu_mask+0x20/0x20 [ 86.302221][ T7920] ? arch_stack_walk+0x93/0xe0 [ 86.309621][ T7920] ? stack_trace_save+0x8c/0xc0 [ 86.315327][ T7920] ? stack_trace_consume_entry+0x160/0x160 [ 86.321870][ T7920] ? fs_reclaim_release+0x9c/0xe0 [ 86.327504][ T7920] ? lock_is_held_type+0xfa/0x130 [ 86.333289][ T7920] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 86.339034][ T7920] ? trace_kmalloc+0xbe/0xf0 [ 86.344403][ T7920] ? kmem_cache_alloc_trace+0x21c/0x400 [ 86.350431][ T7920] rtnl_newlink+0x5a/0x90 [ 86.355068][ T7920] rtnetlink_rcv_msg+0x32f/0x860 [ 86.360697][ T7920] ? rtnetlink_put_metrics+0x420/0x420 [ 86.366662][ T7920] ? check_preemption_disabled+0x36/0xd0 [ 86.372880][ T7920] ? netdev_core_pick_tx+0x290/0x290 [ 86.378390][ T7920] ? lock_acquire+0x1d0/0x850 [ 86.383429][ T7920] netlink_rcv_skb+0x118/0x370 [ 86.388266][ T7920] ? rtnetlink_put_metrics+0x420/0x420 [ 86.394259][ T7920] ? netlink_ack+0x9f0/0x9f0 [ 86.399032][ T7920] ? netlink_deliver_tap+0x15d/0x990 [ 86.405002][ T7920] netlink_unicast+0x42e/0x700 [ 86.410247][ T7920] ? netlink_attachskb+0x730/0x730 [ 86.415910][ T7920] ? _copy_from_iter_full+0x177/0x690 [ 86.421519][ T7920] netlink_sendmsg+0x70e/0xbe0 [ 86.426374][ T7920] ? netlink_unicast+0x700/0x700 [ 86.431477][ T7920] ? iovec_from_user+0x143/0x290 [ 86.436422][ T7920] ? netlink_unicast+0x700/0x700 [ 86.442188][ T7920] sock_sendmsg+0xab/0xe0 [ 86.446813][ T7920] ____sys_sendmsg+0x5bf/0x7a0 [ 86.452011][ T7920] ? kernel_sendmsg+0x30/0x30 [ 86.456982][ T7920] ? do_recvmmsg+0x550/0x550 [ 86.462065][ T7920] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 86.468981][ T7920] ? __might_fault+0xb5/0x160 [ 86.474406][ T7920] ___sys_sendmsg+0xd3/0x150 [ 86.479096][ T7920] ? sendmsg_copy_msghdr+0x110/0x110 [ 86.484998][ T7920] ? find_held_lock+0x2d/0x110 [ 86.490007][ T7920] ? check_preemption_disabled+0x36/0xd0 [ 86.495822][ T7920] ? lock_release+0x424/0x7e0 [ 86.500776][ T7920] ? __fget_files+0x193/0x2b0 [ 86.505836][ T7920] ? lock_downgrade+0x7b0/0x7b0 [ 86.510971][ T7920] ? find_held_lock+0x2d/0x110 [ 86.516077][ T7920] ? check_preemption_disabled+0x36/0xd0 [ 86.522289][ T7920] ? lock_is_held_type+0xfa/0x130 [ 86.527941][ T7920] ? __fget_files+0x1ab/0x2b0 [ 86.533404][ T7920] ? __fget_light+0xbe/0x220 [ 86.538999][ T7920] __sys_sendmsg+0xb2/0x140 [ 86.543697][ T7920] ? __sys_sendmsg_sock+0x10/0x10 [ 86.549270][ T7920] ? check_preemption_disabled+0x36/0xd0 [ 86.555544][ T7920] ? syscall_enter_from_user_mode+0x1d/0x60 [ 86.562334][ T7920] ? lockdep_hardirqs_on+0x54/0x100 [ 86.567827][ T7920] do_syscall_64+0x2d/0x70 [ 86.572252][ T7920] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 86.578457][ T7920] RIP: 0033:0x464d29 [ 86.582688][ T7920] 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 [ 86.603551][ T7920] RSP: 002b:00007f3e9c5eb188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 86.612556][ T7920] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 86.621641][ T7920] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 86.633774][ T7920] RBP: 00007f3e9c5eb1d0 R08: 0000000000000000 R09: 0000000000000000 [ 86.642545][ T7920] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 86.651037][ T7920] R13: 00007ffcb8aeb9df R14: 00007f3e9c5eb300 R15: 0000000000022000 [ 86.781403][ T7920] team0: Port device team_slave_1 removed 2021/04/13 00:48:44 executed programs: 64 [ 86.843953][ T7945] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 86.848784][ T7920] syz-executor.3 (7920) used greatest stack depth: 22464 bytes left [ 87.146861][ T7951] FAULT_INJECTION: forcing a failure. [ 87.146861][ T7951] name failslab, interval 1, probability 0, space 0, times 0 [ 87.160657][ T7951] CPU: 0 PID: 7951 Comm: syz-executor.5 Not tainted 5.12.0-rc7-syzkaller #0 [ 87.170358][ T7951] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 87.181072][ T7951] Call Trace: [ 87.184815][ T7951] dump_stack+0x10c/0x14b [ 87.189875][ T7951] should_fail.cold+0x5/0xa [ 87.194764][ T7951] should_failslab+0x5/0x10 [ 87.199582][ T7951] kmem_cache_alloc_node+0x61/0x520 [ 87.205666][ T7951] __alloc_skb+0x153/0x280 [ 87.210429][ T7951] __neigh_notify+0x7f/0x110 [ 87.215006][ T7951] neigh_cleanup_and_release+0x5a/0x220 [ 87.221094][ T7951] neigh_flush_dev+0x4f4/0x800 [ 87.226377][ T7951] ? lock_release+0x424/0x7e0 [ 87.231385][ T7951] __neigh_ifdown.isra.0+0x44/0x390 [ 87.237612][ T7951] ? __local_bh_enable_ip+0x11f/0x220 [ 87.243529][ T7951] ? rt6_disable_ip+0x49d/0x6a0 [ 87.249057][ T7951] neigh_ifdown+0x7/0x10 [ 87.253660][ T7951] rt6_disable_ip+0x551/0x6a0 [ 87.258332][ T7951] ? rt6_sync_down_dev+0x110/0x110 [ 87.264190][ T7951] ? mark_lock+0xf0/0x15f0 [ 87.268968][ T7951] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 87.275246][ T7951] ? lock_chain_count+0x20/0x20 [ 87.283505][ T7951] ? add_addr+0x240/0x240 [ 87.288052][ T7951] ? check_preemption_disabled+0x36/0xd0 [ 87.294119][ T7951] ? lock_is_held_type+0xfa/0x130 [ 87.299517][ T7951] addrconf_notify+0x3e6/0x1ca0 [ 87.305040][ T7951] ? mark_held_locks+0x9f/0xe0 [ 87.309991][ T7951] ? check_preemption_disabled+0x36/0xd0 [ 87.316952][ T7951] ? tls_device_sk_destruct+0x610/0x610 [ 87.323868][ T7951] ? clusterip_netdev_event+0x369/0x540 [ 87.331270][ T7951] ? inet6_ifinfo_notify+0x100/0x100 [ 87.336896][ T7951] ? __local_bh_enable_ip+0x11f/0x220 [ 87.342714][ T7951] ? clusterip_netdev_event+0x369/0x540 [ 87.348888][ T7951] notifier_call_chain+0x94/0x170 [ 87.354826][ T7951] dev_close_many+0x28c/0x560 [ 87.359595][ T7951] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 87.365821][ T7951] dev_change_net_namespace+0xcb7/0x1000 [ 87.371740][ T7951] ? lock_downgrade+0x7b0/0x7b0 [ 87.376765][ T7951] ? check_preemption_disabled+0x36/0xd0 [ 87.382916][ T7951] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 87.388573][ T7951] ? security_capable+0x4c/0x90 [ 87.393510][ T7951] ? ns_capable+0x53/0xc0 [ 87.398201][ T7951] do_setlink+0x16b/0x2f10 [ 87.402795][ T7951] ? mark_lock+0xf0/0x15f0 [ 87.407539][ T7951] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 87.413700][ T7951] ? rtnl_getlink+0x930/0x930 [ 87.418699][ T7951] ? mark_lock+0xf0/0x15f0 [ 87.423269][ T7951] ? lock_is_held_type+0xd9/0x130 [ 87.428827][ T7951] ? lock_chain_count+0x20/0x20 [ 87.433834][ T7951] ? lock_release+0x424/0x7e0 [ 87.438684][ T7951] ? is_bpf_text_address+0x5f/0xe0 [ 87.444400][ T7951] ? memset+0x20/0x40 [ 87.448803][ T7951] ? __nla_validate_parse+0xb2/0x1fd0 [ 87.454689][ T7951] ? nla_get_range_signed+0x540/0x540 [ 87.460224][ T7951] __rtnl_newlink+0xabb/0x1360 [ 87.465507][ T7951] ? check_preemption_disabled+0x36/0xd0 [ 87.472096][ T7951] ? rtnl_setlink+0x320/0x320 [ 87.476872][ T7951] ? lock_release+0x424/0x7e0 [ 87.482130][ T7951] ? is_bpf_text_address+0x5f/0xe0 [ 87.488210][ T7951] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 87.494885][ T7951] ? is_bpf_text_address+0x77/0xe0 [ 87.500422][ T7951] ? kernel_text_address+0xbd/0xf0 [ 87.505949][ T7951] ? __kernel_text_address+0x9/0x30 [ 87.511535][ T7951] ? unwind_get_return_address+0x51/0x90 [ 87.517234][ T7951] ? create_prof_cpu_mask+0x20/0x20 [ 87.522692][ T7951] ? arch_stack_walk+0x93/0xe0 [ 87.527627][ T7951] ? stack_trace_save+0x8c/0xc0 [ 87.532744][ T7951] ? stack_trace_consume_entry+0x160/0x160 [ 87.538854][ T7951] ? fs_reclaim_release+0x9c/0xe0 [ 87.544062][ T7951] ? lock_is_held_type+0xfa/0x130 [ 87.549258][ T7951] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 87.555148][ T7951] ? trace_kmalloc+0xbe/0xf0 [ 87.560767][ T7951] ? kmem_cache_alloc_trace+0x21c/0x400 [ 87.566423][ T7951] rtnl_newlink+0x5a/0x90 [ 87.571619][ T7951] rtnetlink_rcv_msg+0x32f/0x860 [ 87.576806][ T7951] ? rtnetlink_put_metrics+0x420/0x420 [ 87.582330][ T7951] ? check_preemption_disabled+0x36/0xd0 [ 87.588380][ T7951] ? netdev_core_pick_tx+0x290/0x290 [ 87.593909][ T7951] ? lock_acquire+0x1d0/0x850 [ 87.598687][ T7951] netlink_rcv_skb+0x118/0x370 [ 87.603967][ T7951] ? rtnetlink_put_metrics+0x420/0x420 [ 87.609677][ T7951] ? netlink_ack+0x9f0/0x9f0 [ 87.614515][ T7951] ? netlink_deliver_tap+0x15d/0x990 [ 87.619874][ T7951] netlink_unicast+0x42e/0x700 [ 87.626374][ T7951] ? netlink_attachskb+0x730/0x730 [ 87.632716][ T7951] ? _copy_from_iter_full+0x177/0x690 [ 87.638339][ T7951] netlink_sendmsg+0x70e/0xbe0 [ 87.643344][ T7951] ? netlink_unicast+0x700/0x700 [ 87.648615][ T7951] ? iovec_from_user+0x143/0x290 [ 87.654658][ T7951] ? netlink_unicast+0x700/0x700 [ 87.659884][ T7951] sock_sendmsg+0xab/0xe0 [ 87.664207][ T7951] ____sys_sendmsg+0x5bf/0x7a0 [ 87.669066][ T7951] ? kernel_sendmsg+0x30/0x30 [ 87.673990][ T7951] ? do_recvmmsg+0x550/0x550 [ 87.678842][ T7951] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 87.685149][ T7951] ? __might_fault+0xb5/0x160 [ 87.689918][ T7951] ___sys_sendmsg+0xd3/0x150 [ 87.697231][ T7951] ? sendmsg_copy_msghdr+0x110/0x110 [ 87.703072][ T7951] ? find_held_lock+0x2d/0x110 [ 87.709130][ T7951] ? check_preemption_disabled+0x36/0xd0 [ 87.715328][ T7951] ? lock_release+0x424/0x7e0 [ 87.720641][ T7951] ? __fget_files+0x193/0x2b0 [ 87.725474][ T7951] ? lock_downgrade+0x7b0/0x7b0 [ 87.730570][ T7951] ? find_held_lock+0x2d/0x110 [ 87.735867][ T7951] ? check_preemption_disabled+0x36/0xd0 [ 87.741895][ T7951] ? lock_is_held_type+0xfa/0x130 [ 87.747337][ T7951] ? __fget_files+0x1ab/0x2b0 [ 87.752883][ T7951] ? __fget_light+0xbe/0x220 [ 87.757657][ T7951] __sys_sendmsg+0xb2/0x140 [ 87.762625][ T7951] ? __sys_sendmsg_sock+0x10/0x10 [ 87.767933][ T7951] ? check_preemption_disabled+0x36/0xd0 [ 87.773636][ T7951] ? syscall_enter_from_user_mode+0x1d/0x60 [ 87.780565][ T7951] ? lockdep_hardirqs_on+0x54/0x100 [ 87.786105][ T7951] do_syscall_64+0x2d/0x70 [ 87.791030][ T7951] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 87.797720][ T7951] RIP: 0033:0x464d29 [ 87.802048][ T7951] 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 [ 87.824921][ T7951] RSP: 002b:00007f0ebdba4188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 87.834372][ T7951] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 87.842881][ T7951] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 87.852693][ T7951] RBP: 00007f0ebdba41d0 R08: 0000000000000000 R09: 0000000000000000 [ 87.861799][ T7951] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 87.870554][ T7951] R13: 00007ffeabcd7c4f R14: 00007f0ebdba4300 R15: 0000000000022000 [ 88.141574][ T7954] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 88.160409][ T7965] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 88.203633][ T7994] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 88.246175][ T7997] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 88.534483][ T7997] FAULT_INJECTION: forcing a failure. [ 88.534483][ T7997] name failslab, interval 1, probability 0, space 0, times 0 [ 88.553834][ T7997] CPU: 0 PID: 7997 Comm: syz-executor.0 Not tainted 5.12.0-rc7-syzkaller #0 [ 88.564050][ T7997] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 88.575318][ T7997] Call Trace: [ 88.578696][ T7997] dump_stack+0x10c/0x14b [ 88.584028][ T7997] should_fail.cold+0x5/0xa [ 88.589009][ T7997] should_failslab+0x5/0x10 [ 88.594370][ T7997] kmem_cache_alloc_node+0x61/0x520 [ 88.600103][ T7997] ? mark_lock+0xf0/0x15f0 [ 88.608772][ T7997] __alloc_skb+0x153/0x280 [ 88.613877][ T7997] inet6_ifa_notify+0x112/0x1e0 [ 88.619107][ T7997] ? inet6_fill_ifaddr+0xba0/0xba0 [ 88.624597][ T7997] ? lock_release+0x424/0x7e0 [ 88.634098][ T7997] __ipv6_ifa_notify+0x13f/0x910 [ 88.639790][ T7997] ? modify_prefix_route+0x4f0/0x4f0 [ 88.645343][ T7997] ? check_preemption_disabled+0x36/0xd0 [ 88.651440][ T7997] ? __local_bh_enable_ip+0x11f/0x220 [ 88.657367][ T7997] ? addrconf_ifdown.isra.0+0x797/0x10e0 [ 88.663583][ T7997] addrconf_ifdown.isra.0+0x7ae/0x10e0 [ 88.669812][ T7997] ? add_addr+0x240/0x240 [ 88.675386][ T7997] ? check_preemption_disabled+0x36/0xd0 [ 88.681590][ T7997] ? lock_is_held_type+0xfa/0x130 [ 88.686910][ T7997] addrconf_notify+0x3e6/0x1ca0 [ 88.691960][ T7997] ? mark_held_locks+0x9f/0xe0 [ 88.697278][ T7997] ? check_preemption_disabled+0x36/0xd0 [ 88.703388][ T7997] ? tls_device_sk_destruct+0x610/0x610 [ 88.709324][ T7997] ? clusterip_netdev_event+0x369/0x540 [ 88.715012][ T7997] ? inet6_ifinfo_notify+0x100/0x100 [ 88.720587][ T7997] ? __local_bh_enable_ip+0x11f/0x220 [ 88.726659][ T7997] ? clusterip_netdev_event+0x369/0x540 [ 88.733289][ T7997] notifier_call_chain+0x94/0x170 [ 88.738550][ T7997] dev_close_many+0x28c/0x560 [ 88.743907][ T7997] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 88.750606][ T7997] dev_change_net_namespace+0xcb7/0x1000 [ 88.757617][ T7997] ? lock_downgrade+0x7b0/0x7b0 [ 88.763513][ T7997] ? check_preemption_disabled+0x36/0xd0 [ 88.769513][ T7997] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 88.775262][ T7997] ? security_capable+0x4c/0x90 [ 88.781245][ T7997] ? ns_capable+0x53/0xc0 [ 88.786300][ T7997] do_setlink+0x16b/0x2f10 [ 88.790964][ T7997] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 88.797235][ T7997] ? unwind_get_return_address+0x51/0x90 [ 88.803342][ T7997] ? rtnl_getlink+0x930/0x930 [ 88.808443][ T7997] ? mark_lock+0xf0/0x15f0 [ 88.813893][ T7997] ? __lock_acquire+0xbc5/0x5050 [ 88.818964][ T7997] ? lock_chain_count+0x20/0x20 [ 88.823929][ T7997] ? mark_lock+0xf0/0x15f0 [ 88.828591][ T7997] ? memset+0x20/0x40 [ 88.833076][ T7997] ? __nla_validate_parse+0xb2/0x1fd0 [ 88.839020][ T7997] ? nla_get_range_signed+0x540/0x540 [ 88.844937][ T7997] __rtnl_newlink+0xabb/0x1360 [ 88.850224][ T7997] ? check_preemption_disabled+0x36/0xd0 [ 88.856337][ T7997] ? rtnl_setlink+0x320/0x320 [ 88.861163][ T7997] ? lock_release+0x424/0x7e0 [ 88.866084][ T7997] ? is_bpf_text_address+0x5f/0xe0 [ 88.871926][ T7997] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 88.878771][ T7997] ? is_bpf_text_address+0x77/0xe0 [ 88.884270][ T7997] ? kernel_text_address+0xbd/0xf0 [ 88.890717][ T7997] ? __kernel_text_address+0x9/0x30 [ 88.896355][ T7997] ? unwind_get_return_address+0x51/0x90 [ 88.902795][ T7997] ? create_prof_cpu_mask+0x20/0x20 [ 88.908896][ T7997] ? arch_stack_walk+0x93/0xe0 [ 88.914308][ T7997] ? stack_trace_save+0x8c/0xc0 [ 88.919783][ T7997] ? stack_trace_consume_entry+0x160/0x160 [ 88.926414][ T7997] ? fs_reclaim_release+0x9c/0xe0 [ 88.931641][ T7997] ? lock_is_held_type+0xfa/0x130 [ 88.937029][ T7997] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 88.943013][ T7997] ? trace_kmalloc+0xbe/0xf0 [ 88.948685][ T7997] ? kmem_cache_alloc_trace+0x21c/0x400 [ 88.954682][ T7997] rtnl_newlink+0x5a/0x90 [ 88.959463][ T7997] rtnetlink_rcv_msg+0x32f/0x860 [ 88.964960][ T7997] ? rtnetlink_put_metrics+0x420/0x420 [ 88.971531][ T7997] ? check_preemption_disabled+0x36/0xd0 [ 88.977832][ T7997] ? netdev_core_pick_tx+0x290/0x290 [ 88.983592][ T7997] ? lock_acquire+0x1d0/0x850 [ 88.988558][ T7997] netlink_rcv_skb+0x118/0x370 [ 88.993953][ T7997] ? rtnetlink_put_metrics+0x420/0x420 [ 88.999522][ T7997] ? netlink_ack+0x9f0/0x9f0 [ 89.004495][ T7997] ? netlink_deliver_tap+0x15d/0x990 [ 89.010707][ T7997] netlink_unicast+0x42e/0x700 [ 89.015850][ T7997] ? netlink_attachskb+0x730/0x730 [ 89.021766][ T7997] ? _copy_from_iter_full+0x177/0x690 [ 89.027864][ T7997] netlink_sendmsg+0x70e/0xbe0 [ 89.033617][ T7997] ? netlink_unicast+0x700/0x700 [ 89.039411][ T7997] ? iovec_from_user+0x143/0x290 [ 89.045416][ T7997] ? netlink_unicast+0x700/0x700 [ 89.052024][ T7997] sock_sendmsg+0xab/0xe0 [ 89.056840][ T7997] ____sys_sendmsg+0x5bf/0x7a0 [ 89.061734][ T7997] ? kernel_sendmsg+0x30/0x30 [ 89.066443][ T7997] ? do_recvmmsg+0x550/0x550 [ 89.071698][ T7997] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 89.079162][ T7997] ? __might_fault+0xb5/0x160 [ 89.084501][ T7997] ___sys_sendmsg+0xd3/0x150 [ 89.089465][ T7997] ? sendmsg_copy_msghdr+0x110/0x110 [ 89.095052][ T7997] ? find_held_lock+0x2d/0x110 [ 89.100147][ T7997] ? check_preemption_disabled+0x36/0xd0 [ 89.105970][ T7997] ? lock_release+0x424/0x7e0 [ 89.111038][ T7997] ? __fget_files+0x193/0x2b0 [ 89.116525][ T7997] ? lock_downgrade+0x7b0/0x7b0 [ 89.122085][ T7997] ? find_held_lock+0x2d/0x110 [ 89.127124][ T7997] ? check_preemption_disabled+0x36/0xd0 [ 89.133829][ T7997] ? lock_is_held_type+0xfa/0x130 [ 89.139770][ T7997] ? __fget_files+0x1ab/0x2b0 [ 89.144803][ T7997] ? __fget_light+0xbe/0x220 [ 89.150362][ T7997] __sys_sendmsg+0xb2/0x140 [ 89.155055][ T7997] ? __sys_sendmsg_sock+0x10/0x10 [ 89.161067][ T7997] ? check_preemption_disabled+0x36/0xd0 [ 89.167155][ T7997] ? syscall_enter_from_user_mode+0x1d/0x60 [ 89.173380][ T7997] ? lockdep_hardirqs_on+0x54/0x100 [ 89.178795][ T7997] do_syscall_64+0x2d/0x70 [ 89.183209][ T7997] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 89.189325][ T7997] RIP: 0033:0x464d29 [ 89.193304][ T7997] 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 [ 89.214484][ T7997] RSP: 002b:00007f8e6d0d0188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 89.223382][ T7997] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 89.231936][ T7997] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 89.240455][ T7997] RBP: 00007f8e6d0d01d0 R08: 0000000000000000 R09: 0000000000000000 [ 89.249089][ T7997] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 89.257093][ T7997] R13: 00007ffceeadfe8f R14: 00007f8e6d0d0300 R15: 0000000000022000 [ 89.457580][ T7997] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 89.513144][ T7997] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 89.524339][ T7997] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 89.535551][ T7997] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 89.551782][ T7997] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 89.562580][ T7997] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 89.574133][ T7997] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 89.584778][ T7997] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 89.596002][ T7997] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 89.607015][ T7997] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 89.619160][ T7997] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 89.664610][ T8018] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 89.691433][ T8019] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 89.714633][ T8021] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 90.002251][ T8021] FAULT_INJECTION: forcing a failure. [ 90.002251][ T8021] name failslab, interval 1, probability 0, space 0, times 0 [ 90.015926][ T8021] CPU: 0 PID: 8021 Comm: syz-executor.3 Not tainted 5.12.0-rc7-syzkaller #0 [ 90.024960][ T8021] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 90.035393][ T8021] Call Trace: [ 90.039059][ T8021] dump_stack+0x10c/0x14b [ 90.043485][ T8021] should_fail.cold+0x5/0xa [ 90.048088][ T8021] should_failslab+0x5/0x10 [ 90.053127][ T8021] kmem_cache_alloc_node+0x61/0x520 [ 90.058555][ T8021] __alloc_skb+0x153/0x280 [ 90.063179][ T8021] __neigh_notify+0x7f/0x110 [ 90.067992][ T8021] neigh_cleanup_and_release+0x5a/0x220 [ 90.074424][ T8021] neigh_flush_dev+0x4f4/0x800 [ 90.080141][ T8021] ? lock_release+0x424/0x7e0 [ 90.085119][ T8021] __neigh_ifdown.isra.0+0x44/0x390 [ 90.090511][ T8021] ? __local_bh_enable_ip+0x11f/0x220 [ 90.096676][ T8021] ? rt6_disable_ip+0x49d/0x6a0 [ 90.101698][ T8021] neigh_ifdown+0x7/0x10 [ 90.106071][ T8021] rt6_disable_ip+0x551/0x6a0 [ 90.111122][ T8021] ? rt6_sync_down_dev+0x110/0x110 [ 90.116634][ T8021] ? mark_lock+0xf0/0x15f0 [ 90.121442][ T8021] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 90.127182][ T8021] ? lock_chain_count+0x20/0x20 [ 90.132902][ T8021] ? add_addr+0x240/0x240 [ 90.137942][ T8021] ? check_preemption_disabled+0x36/0xd0 [ 90.143852][ T8021] ? lock_is_held_type+0xfa/0x130 [ 90.149984][ T8021] addrconf_notify+0x3e6/0x1ca0 [ 90.155839][ T8021] ? mark_held_locks+0x9f/0xe0 [ 90.161552][ T8021] ? check_preemption_disabled+0x36/0xd0 [ 90.167288][ T8021] ? tls_device_sk_destruct+0x610/0x610 [ 90.173073][ T8021] ? clusterip_netdev_event+0x369/0x540 [ 90.179355][ T8021] ? inet6_ifinfo_notify+0x100/0x100 [ 90.185470][ T8021] ? __local_bh_enable_ip+0x11f/0x220 [ 90.191669][ T8021] ? clusterip_netdev_event+0x369/0x540 [ 90.197610][ T8021] notifier_call_chain+0x94/0x170 [ 90.203178][ T8021] dev_close_many+0x28c/0x560 [ 90.208053][ T8021] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 90.214596][ T8021] dev_change_net_namespace+0xcb7/0x1000 [ 90.221263][ T8021] ? lock_downgrade+0x7b0/0x7b0 [ 90.226292][ T8021] ? check_preemption_disabled+0x36/0xd0 [ 90.232626][ T8021] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 90.239010][ T8021] ? security_capable+0x4c/0x90 [ 90.244420][ T8021] ? ns_capable+0x53/0xc0 [ 90.249037][ T8021] do_setlink+0x16b/0x2f10 [ 90.253827][ T8021] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 90.261870][ T8021] ? unwind_get_return_address+0x51/0x90 [ 90.268834][ T8021] ? rtnl_getlink+0x930/0x930 [ 90.274789][ T8021] ? mark_lock+0xf0/0x15f0 [ 90.280012][ T8021] ? __lock_acquire+0xbc5/0x5050 [ 90.285567][ T8021] ? lock_chain_count+0x20/0x20 [ 90.291614][ T8021] ? mark_lock+0xf0/0x15f0 [ 90.296764][ T8021] ? memset+0x20/0x40 [ 90.301212][ T8021] ? __nla_validate_parse+0xb2/0x1fd0 [ 90.309872][ T8021] ? nla_get_range_signed+0x540/0x540 [ 90.317797][ T8021] __rtnl_newlink+0xabb/0x1360 [ 90.323628][ T8021] ? check_preemption_disabled+0x36/0xd0 [ 90.329539][ T8021] ? rtnl_setlink+0x320/0x320 [ 90.334595][ T8021] ? lock_release+0x424/0x7e0 [ 90.339849][ T8021] ? is_bpf_text_address+0x5f/0xe0 [ 90.345406][ T8021] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 90.352211][ T8021] ? is_bpf_text_address+0x77/0xe0 [ 90.360897][ T8021] ? kernel_text_address+0xbd/0xf0 [ 90.366634][ T8021] ? __kernel_text_address+0x9/0x30 [ 90.374082][ T8021] ? unwind_get_return_address+0x51/0x90 [ 90.381023][ T8021] ? create_prof_cpu_mask+0x20/0x20 [ 90.386697][ T8021] ? arch_stack_walk+0x93/0xe0 [ 90.392191][ T8021] ? stack_trace_save+0x8c/0xc0 [ 90.397493][ T8021] ? stack_trace_consume_entry+0x160/0x160 [ 90.403421][ T8021] ? fs_reclaim_release+0x9c/0xe0 [ 90.408520][ T8021] ? lock_is_held_type+0xfa/0x130 [ 90.413710][ T8021] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 90.419761][ T8021] ? trace_kmalloc+0xbe/0xf0 [ 90.424679][ T8021] ? kmem_cache_alloc_trace+0x21c/0x400 [ 90.430747][ T8021] rtnl_newlink+0x5a/0x90 [ 90.435497][ T8021] rtnetlink_rcv_msg+0x32f/0x860 [ 90.440775][ T8021] ? rtnetlink_put_metrics+0x420/0x420 [ 90.446385][ T8021] ? check_preemption_disabled+0x36/0xd0 [ 90.452188][ T8021] ? netdev_core_pick_tx+0x290/0x290 [ 90.458974][ T8021] ? lock_acquire+0x1d0/0x850 [ 90.463917][ T8021] netlink_rcv_skb+0x118/0x370 [ 90.468840][ T8021] ? rtnetlink_put_metrics+0x420/0x420 [ 90.474755][ T8021] ? netlink_ack+0x9f0/0x9f0 [ 90.479604][ T8021] ? netlink_deliver_tap+0x15d/0x990 [ 90.485055][ T8021] netlink_unicast+0x42e/0x700 [ 90.490424][ T8021] ? netlink_attachskb+0x730/0x730 [ 90.495790][ T8021] ? _copy_from_iter_full+0x177/0x690 [ 90.501323][ T8021] netlink_sendmsg+0x70e/0xbe0 [ 90.506472][ T8021] ? netlink_unicast+0x700/0x700 [ 90.511680][ T8021] ? iovec_from_user+0x143/0x290 [ 90.516683][ T8021] ? netlink_unicast+0x700/0x700 [ 90.522397][ T8021] sock_sendmsg+0xab/0xe0 [ 90.527057][ T8021] ____sys_sendmsg+0x5bf/0x7a0 [ 90.531980][ T8021] ? kernel_sendmsg+0x30/0x30 [ 90.536725][ T8021] ? do_recvmmsg+0x550/0x550 [ 90.542062][ T8021] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 90.549569][ T8021] ? __might_fault+0xb5/0x160 [ 90.554690][ T8021] ___sys_sendmsg+0xd3/0x150 [ 90.559592][ T8021] ? sendmsg_copy_msghdr+0x110/0x110 [ 90.565138][ T8021] ? find_held_lock+0x2d/0x110 [ 90.570155][ T8021] ? check_preemption_disabled+0x36/0xd0 [ 90.576918][ T8021] ? lock_release+0x424/0x7e0 [ 90.581792][ T8021] ? __fget_files+0x193/0x2b0 [ 90.586905][ T8021] ? lock_downgrade+0x7b0/0x7b0 [ 90.592287][ T8021] ? find_held_lock+0x2d/0x110 [ 90.597042][ T8021] ? check_preemption_disabled+0x36/0xd0 [ 90.603008][ T8021] ? lock_is_held_type+0xfa/0x130 [ 90.608132][ T8021] ? __fget_files+0x1ab/0x2b0 [ 90.612797][ T8021] ? __fget_light+0xbe/0x220 [ 90.617370][ T8021] __sys_sendmsg+0xb2/0x140 [ 90.621858][ T8021] ? __sys_sendmsg_sock+0x10/0x10 [ 90.629153][ T8021] ? check_preemption_disabled+0x36/0xd0 [ 90.634871][ T8021] ? syscall_enter_from_user_mode+0x1d/0x60 [ 90.641219][ T8021] ? lockdep_hardirqs_on+0x54/0x100 [ 90.646837][ T8021] do_syscall_64+0x2d/0x70 [ 90.651519][ T8021] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 90.657667][ T8021] RIP: 0033:0x464d29 [ 90.661718][ T8021] 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 [ 90.683087][ T8021] RSP: 002b:00007f3e9c5eb188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 90.692104][ T8021] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 90.700862][ T8021] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 90.709033][ T8021] RBP: 00007f3e9c5eb1d0 R08: 0000000000000000 R09: 0000000000000000 [ 90.717491][ T8021] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 90.725631][ T8021] R13: 00007ffcb8aeb9df R14: 00007f3e9c5eb300 R15: 0000000000022000 [ 90.923397][ T8021] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 90.985321][ T8021] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 90.997056][ T8021] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 91.008386][ T8021] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 91.020660][ T8021] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 91.036441][ T8021] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 91.048693][ T8021] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 91.059704][ T8021] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 91.071876][ T8021] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 91.082226][ T8021] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 91.094404][ T8021] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 91.137934][ T8050] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 91.156232][ T8048] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 91.181007][ T8049] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 91.618212][ T8055] FAULT_INJECTION: forcing a failure. [ 91.618212][ T8055] name failslab, interval 1, probability 0, space 0, times 0 [ 91.632963][ T8055] CPU: 1 PID: 8055 Comm: syz-executor.5 Not tainted 5.12.0-rc7-syzkaller #0 [ 91.641819][ T8055] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 91.652412][ T8055] Call Trace: [ 91.655967][ T8055] dump_stack+0x10c/0x14b [ 91.660687][ T8055] should_fail.cold+0x5/0xa [ 91.665429][ T8055] should_failslab+0x5/0x10 [ 91.670217][ T8055] kmem_cache_alloc_node+0x61/0x520 [ 91.675570][ T8055] __alloc_skb+0x153/0x280 [ 91.680204][ T8055] __neigh_notify+0x7f/0x110 [ 91.685185][ T8055] neigh_cleanup_and_release+0x5a/0x220 [ 91.691021][ T8055] neigh_flush_dev+0x4f4/0x800 [ 91.696486][ T8055] ? lock_release+0x424/0x7e0 [ 91.701921][ T8055] __neigh_ifdown.isra.0+0x44/0x390 [ 91.707551][ T8055] ? __local_bh_enable_ip+0x11f/0x220 [ 91.713091][ T8055] ? rt6_disable_ip+0x49d/0x6a0 [ 91.718327][ T8055] neigh_ifdown+0x7/0x10 [ 91.722820][ T8055] rt6_disable_ip+0x551/0x6a0 [ 91.727735][ T8055] ? rt6_sync_down_dev+0x110/0x110 [ 91.733203][ T8055] ? mark_lock+0xf0/0x15f0 [ 91.737841][ T8055] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 91.743840][ T8055] ? lock_chain_count+0x20/0x20 [ 91.749251][ T8055] ? add_addr+0x240/0x240 [ 91.754862][ T8055] ? check_preemption_disabled+0x36/0xd0 [ 91.761126][ T8055] ? lock_is_held_type+0xfa/0x130 [ 91.766872][ T8055] addrconf_notify+0x3e6/0x1ca0 [ 91.771999][ T8055] ? mark_held_locks+0x9f/0xe0 [ 91.777855][ T8055] ? check_preemption_disabled+0x36/0xd0 [ 91.784452][ T8055] ? tls_device_sk_destruct+0x610/0x610 [ 91.790929][ T8055] ? clusterip_netdev_event+0x369/0x540 [ 91.797717][ T8055] ? inet6_ifinfo_notify+0x100/0x100 [ 91.804452][ T8055] ? __local_bh_enable_ip+0x11f/0x220 [ 91.811577][ T8055] ? clusterip_netdev_event+0x369/0x540 [ 91.818004][ T8055] notifier_call_chain+0x94/0x170 [ 91.823944][ T8055] dev_close_many+0x28c/0x560 [ 91.829450][ T8055] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 91.836210][ T8055] dev_change_net_namespace+0xcb7/0x1000 [ 91.843315][ T8055] ? lock_downgrade+0x7b0/0x7b0 [ 91.849659][ T8055] ? check_preemption_disabled+0x36/0xd0 [ 91.856305][ T8055] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 91.863559][ T8055] ? security_capable+0x4c/0x90 [ 91.869608][ T8055] ? ns_capable+0x53/0xc0 [ 91.875035][ T8055] do_setlink+0x16b/0x2f10 [ 91.881589][ T8055] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 91.888852][ T8055] ? unwind_get_return_address+0x51/0x90 [ 91.896062][ T8055] ? rtnl_getlink+0x930/0x930 [ 91.901859][ T8055] ? mark_lock+0xf0/0x15f0 [ 91.908251][ T8055] ? __lock_acquire+0xbc5/0x5050 [ 91.914026][ T8055] ? lock_chain_count+0x20/0x20 [ 91.919834][ T8055] ? mark_lock+0xf0/0x15f0 [ 91.925302][ T8055] ? memset+0x20/0x40 [ 91.930766][ T8055] ? __nla_validate_parse+0xb2/0x1fd0 [ 91.939120][ T8055] ? nla_get_range_signed+0x540/0x540 [ 91.945988][ T8055] __rtnl_newlink+0xabb/0x1360 [ 91.951889][ T8055] ? check_preemption_disabled+0x36/0xd0 [ 91.958346][ T8055] ? rtnl_setlink+0x320/0x320 [ 91.963514][ T8055] ? lock_release+0x424/0x7e0 [ 91.968818][ T8055] ? is_bpf_text_address+0x5f/0xe0 [ 91.974459][ T8055] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 91.982330][ T8055] ? is_bpf_text_address+0x77/0xe0 [ 91.988060][ T8055] ? kernel_text_address+0xbd/0xf0 [ 91.995291][ T8055] ? __kernel_text_address+0x9/0x30 [ 92.001469][ T8055] ? unwind_get_return_address+0x51/0x90 [ 92.007496][ T8055] ? create_prof_cpu_mask+0x20/0x20 [ 92.013703][ T8055] ? arch_stack_walk+0x93/0xe0 [ 92.019123][ T8055] ? stack_trace_save+0x8c/0xc0 [ 92.024493][ T8055] ? stack_trace_consume_entry+0x160/0x160 [ 92.031852][ T8055] ? fs_reclaim_release+0x9c/0xe0 [ 92.037485][ T8055] ? lock_is_held_type+0xfa/0x130 [ 92.043316][ T8055] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 92.049569][ T8055] ? trace_kmalloc+0xbe/0xf0 [ 92.054967][ T8055] ? kmem_cache_alloc_trace+0x21c/0x400 [ 92.061541][ T8055] rtnl_newlink+0x5a/0x90 [ 92.066767][ T8055] rtnetlink_rcv_msg+0x32f/0x860 [ 92.072760][ T8055] ? rtnetlink_put_metrics+0x420/0x420 [ 92.079672][ T8055] ? check_preemption_disabled+0x36/0xd0 [ 92.085989][ T8055] ? netdev_core_pick_tx+0x290/0x290 [ 92.092060][ T8055] ? lock_acquire+0x1d0/0x850 [ 92.097072][ T8055] netlink_rcv_skb+0x118/0x370 [ 92.102354][ T8055] ? rtnetlink_put_metrics+0x420/0x420 [ 92.108088][ T8055] ? netlink_ack+0x9f0/0x9f0 [ 92.113169][ T8055] ? netlink_deliver_tap+0x15d/0x990 [ 92.119291][ T8055] netlink_unicast+0x42e/0x700 [ 92.124190][ T8055] ? netlink_attachskb+0x730/0x730 [ 92.129845][ T8055] ? _copy_from_iter_full+0x177/0x690 [ 92.135727][ T8055] netlink_sendmsg+0x70e/0xbe0 [ 92.141308][ T8055] ? netlink_unicast+0x700/0x700 [ 92.146340][ T8055] ? iovec_from_user+0x143/0x290 [ 92.151727][ T8055] ? netlink_unicast+0x700/0x700 [ 92.156694][ T8055] sock_sendmsg+0xab/0xe0 [ 92.161553][ T8055] ____sys_sendmsg+0x5bf/0x7a0 [ 92.167094][ T8055] ? kernel_sendmsg+0x30/0x30 [ 92.172629][ T8055] ? do_recvmmsg+0x550/0x550 [ 92.177860][ T8055] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 92.184748][ T8055] ? __might_fault+0xb5/0x160 [ 92.189790][ T8055] ___sys_sendmsg+0xd3/0x150 [ 92.195560][ T8055] ? sendmsg_copy_msghdr+0x110/0x110 [ 92.201321][ T8055] ? find_held_lock+0x2d/0x110 [ 92.206091][ T8055] ? check_preemption_disabled+0x36/0xd0 [ 92.212980][ T8055] ? lock_release+0x424/0x7e0 [ 92.218264][ T8055] ? __fget_files+0x193/0x2b0 [ 92.223115][ T8055] ? lock_downgrade+0x7b0/0x7b0 [ 92.228196][ T8055] ? find_held_lock+0x2d/0x110 [ 92.233389][ T8055] ? check_preemption_disabled+0x36/0xd0 [ 92.239799][ T8055] ? lock_is_held_type+0xfa/0x130 [ 92.245681][ T8055] ? __fget_files+0x1ab/0x2b0 [ 92.250836][ T8055] ? __fget_light+0xbe/0x220 [ 92.256161][ T8055] __sys_sendmsg+0xb2/0x140 [ 92.260943][ T8055] ? __sys_sendmsg_sock+0x10/0x10 [ 92.266325][ T8055] ? check_preemption_disabled+0x36/0xd0 [ 92.272413][ T8055] ? syscall_enter_from_user_mode+0x1d/0x60 [ 92.278687][ T8055] ? lockdep_hardirqs_on+0x54/0x100 [ 92.284245][ T8055] do_syscall_64+0x2d/0x70 [ 92.289295][ T8055] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 92.295294][ T8055] RIP: 0033:0x464d29 [ 92.299862][ T8055] 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 [ 92.322564][ T8055] RSP: 002b:00007f0ebdba4188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 92.332566][ T8055] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 92.341179][ T8055] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 92.350597][ T8055] RBP: 00007f0ebdba41d0 R08: 0000000000000000 R09: 0000000000000000 [ 92.359689][ T8055] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 92.369579][ T8055] R13: 00007ffeabcd7c4f R14: 00007f0ebdba4300 R15: 0000000000022000 2021/04/13 00:48:50 executed programs: 72 [ 92.668749][ T8075] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 93.130411][ T8080] FAULT_INJECTION: forcing a failure. [ 93.130411][ T8080] name failslab, interval 1, probability 0, space 0, times 0 [ 93.146894][ T8080] CPU: 1 PID: 8080 Comm: syz-executor.0 Not tainted 5.12.0-rc7-syzkaller #0 [ 93.156762][ T8080] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 93.167961][ T8080] Call Trace: [ 93.172300][ T8080] dump_stack+0x10c/0x14b [ 93.177109][ T8080] should_fail.cold+0x5/0xa [ 93.182323][ T8080] should_failslab+0x5/0x10 [ 93.187597][ T8080] kmem_cache_alloc_trace+0x57/0x400 [ 93.194561][ T8080] netdevice_event+0x167/0x6c0 [ 93.200106][ T8080] ? update_gid_event_work_handler+0xb0/0xb0 [ 93.206436][ T8080] ? __up_read+0x1a1/0x7b0 [ 93.211442][ T8080] ? _roce_del_all_netdev_gids+0x10/0x10 [ 93.217623][ T8080] ? roce_gid_type_mask_support+0xd0/0xd0 [ 93.224140][ T8080] ? _raw_spin_unlock_irqrestore+0x2d/0x85 [ 93.230225][ T8080] ? skb_dequeue+0x110/0x1a0 [ 93.235310][ T8080] notifier_call_chain+0x94/0x170 [ 93.240996][ T8080] dev_change_net_namespace+0x22e/0x1000 [ 93.247160][ T8080] ? lock_downgrade+0x7b0/0x7b0 [ 93.252374][ T8080] ? check_preemption_disabled+0x36/0xd0 [ 93.258182][ T8080] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 93.263705][ T8080] ? security_capable+0x4c/0x90 [ 93.268830][ T8080] ? ns_capable+0x53/0xc0 [ 93.273366][ T8080] do_setlink+0x16b/0x2f10 [ 93.278078][ T8080] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 93.284210][ T8080] ? unwind_get_return_address+0x51/0x90 [ 93.290955][ T8080] ? rtnl_getlink+0x930/0x930 [ 93.295876][ T8080] ? mark_lock+0xf0/0x15f0 [ 93.300402][ T8080] ? __lock_acquire+0xbc5/0x5050 [ 93.305334][ T8080] ? lock_chain_count+0x20/0x20 [ 93.310928][ T8080] ? mark_lock+0xf0/0x15f0 [ 93.316472][ T8080] ? memset+0x20/0x40 [ 93.320909][ T8080] ? __nla_validate_parse+0xb2/0x1fd0 [ 93.326870][ T8080] ? nla_get_range_signed+0x540/0x540 [ 93.332434][ T8080] __rtnl_newlink+0xabb/0x1360 [ 93.337491][ T8080] ? check_preemption_disabled+0x36/0xd0 [ 93.343921][ T8080] ? rtnl_setlink+0x320/0x320 [ 93.349198][ T8080] ? lock_release+0x424/0x7e0 [ 93.354269][ T8080] ? is_bpf_text_address+0x5f/0xe0 [ 93.359495][ T8080] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 93.366021][ T8080] ? is_bpf_text_address+0x77/0xe0 [ 93.371554][ T8080] ? kernel_text_address+0xbd/0xf0 [ 93.376658][ T8080] ? __kernel_text_address+0x9/0x30 [ 93.382306][ T8080] ? unwind_get_return_address+0x51/0x90 [ 93.388633][ T8080] ? create_prof_cpu_mask+0x20/0x20 [ 93.394208][ T8080] ? arch_stack_walk+0x93/0xe0 [ 93.399205][ T8080] ? stack_trace_save+0x8c/0xc0 [ 93.405054][ T8080] ? stack_trace_consume_entry+0x160/0x160 [ 93.411086][ T8080] ? fs_reclaim_release+0x9c/0xe0 [ 93.416631][ T8080] ? lock_is_held_type+0xfa/0x130 [ 93.421946][ T8080] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 93.428215][ T8080] ? trace_kmalloc+0xbe/0xf0 [ 93.433204][ T8080] ? kmem_cache_alloc_trace+0x21c/0x400 [ 93.439331][ T8080] rtnl_newlink+0x5a/0x90 [ 93.443836][ T8080] rtnetlink_rcv_msg+0x32f/0x860 [ 93.449476][ T8080] ? rtnetlink_put_metrics+0x420/0x420 [ 93.455268][ T8080] ? check_preemption_disabled+0x36/0xd0 [ 93.461454][ T8080] ? netdev_core_pick_tx+0x290/0x290 [ 93.467498][ T8080] ? lock_acquire+0x1d0/0x850 [ 93.472698][ T8080] netlink_rcv_skb+0x118/0x370 [ 93.477558][ T8080] ? rtnetlink_put_metrics+0x420/0x420 [ 93.483726][ T8080] ? netlink_ack+0x9f0/0x9f0 [ 93.488535][ T8080] ? netlink_deliver_tap+0x15d/0x990 [ 93.494678][ T8080] netlink_unicast+0x42e/0x700 [ 93.500078][ T8080] ? netlink_attachskb+0x730/0x730 [ 93.505694][ T8080] ? _copy_from_iter_full+0x177/0x690 [ 93.511698][ T8080] netlink_sendmsg+0x70e/0xbe0 [ 93.517224][ T8080] ? netlink_unicast+0x700/0x700 [ 93.522649][ T8080] ? iovec_from_user+0x143/0x290 [ 93.529143][ T8080] ? netlink_unicast+0x700/0x700 [ 93.534885][ T8080] sock_sendmsg+0xab/0xe0 [ 93.539851][ T8080] ____sys_sendmsg+0x5bf/0x7a0 [ 93.544759][ T8080] ? kernel_sendmsg+0x30/0x30 [ 93.550295][ T8080] ? do_recvmmsg+0x550/0x550 [ 93.555102][ T8080] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 93.561604][ T8080] ? __might_fault+0xb5/0x160 [ 93.566517][ T8080] ___sys_sendmsg+0xd3/0x150 [ 93.571137][ T8080] ? sendmsg_copy_msghdr+0x110/0x110 [ 93.576698][ T8080] ? find_held_lock+0x2d/0x110 [ 93.581818][ T8080] ? check_preemption_disabled+0x36/0xd0 [ 93.587532][ T8080] ? lock_release+0x424/0x7e0 [ 93.592700][ T8080] ? __fget_files+0x193/0x2b0 [ 93.597619][ T8080] ? lock_downgrade+0x7b0/0x7b0 [ 93.602585][ T8080] ? find_held_lock+0x2d/0x110 [ 93.607936][ T8080] ? check_preemption_disabled+0x36/0xd0 [ 93.614761][ T8080] ? lock_is_held_type+0xfa/0x130 [ 93.620744][ T8080] ? __fget_files+0x1ab/0x2b0 [ 93.629581][ T8080] ? __fget_light+0xbe/0x220 [ 93.635597][ T8080] __sys_sendmsg+0xb2/0x140 [ 93.641259][ T8080] ? __sys_sendmsg_sock+0x10/0x10 [ 93.646878][ T8080] ? check_preemption_disabled+0x36/0xd0 [ 93.652814][ T8080] ? syscall_enter_from_user_mode+0x1d/0x60 [ 93.659604][ T8080] ? lockdep_hardirqs_on+0x54/0x100 [ 93.665531][ T8080] do_syscall_64+0x2d/0x70 [ 93.670675][ T8080] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 93.677283][ T8080] RIP: 0033:0x464d29 [ 93.681303][ T8080] 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 [ 93.704045][ T8080] RSP: 002b:00007f8e6d0d0188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 93.713268][ T8080] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 93.722655][ T8080] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 93.730861][ T8080] RBP: 00007f8e6d0d01d0 R08: 0000000000000000 R09: 0000000000000000 [ 93.739543][ T8080] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 93.748484][ T8080] R13: 00007ffceeadfe8f R14: 00007f8e6d0d0300 R15: 0000000000022000 [ 93.764769][ T8080] device hsr_slave_0 left promiscuous mode [ 93.871151][ T8093] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 93.921001][ T8113] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 94.169210][ T8116] FAULT_INJECTION: forcing a failure. [ 94.169210][ T8116] name failslab, interval 1, probability 0, space 0, times 0 [ 94.183179][ T8116] CPU: 1 PID: 8116 Comm: syz-executor.3 Not tainted 5.12.0-rc7-syzkaller #0 [ 94.192472][ T8116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 94.203591][ T8116] Call Trace: [ 94.207113][ T8116] dump_stack+0x10c/0x14b [ 94.211736][ T8116] should_fail.cold+0x5/0xa [ 94.216730][ T8116] ? lock_acquire+0x212/0x850 [ 94.221556][ T8116] ? sctp_addr_wq_mgmt+0x224/0x6d0 [ 94.227441][ T8116] should_failslab+0x5/0x10 [ 94.233110][ T8116] __kmalloc_track_caller+0x77/0x440 [ 94.240178][ T8116] kmemdup+0x1a/0x40 [ 94.244656][ T8116] sctp_addr_wq_mgmt+0x224/0x6d0 [ 94.250031][ T8116] sctp_inet6addr_event+0x1ec/0x980 [ 94.255565][ T8116] notifier_call_chain+0x94/0x170 [ 94.261456][ T8116] atomic_notifier_call_chain+0x5d/0xf0 [ 94.267545][ T8116] addrconf_ifdown.isra.0+0x7bb/0x10e0 [ 94.274090][ T8116] ? add_addr+0x240/0x240 [ 94.278607][ T8116] ? check_preemption_disabled+0x36/0xd0 [ 94.286078][ T8116] ? lock_is_held_type+0xfa/0x130 [ 94.291747][ T8116] addrconf_notify+0x3e6/0x1ca0 [ 94.297271][ T8116] ? mark_held_locks+0x9f/0xe0 [ 94.302909][ T8116] ? check_preemption_disabled+0x36/0xd0 [ 94.310549][ T8116] ? tls_device_sk_destruct+0x610/0x610 [ 94.317412][ T8116] ? clusterip_netdev_event+0x369/0x540 [ 94.324306][ T8116] ? inet6_ifinfo_notify+0x100/0x100 [ 94.330336][ T8116] ? __local_bh_enable_ip+0x11f/0x220 [ 94.336383][ T8116] ? clusterip_netdev_event+0x369/0x540 [ 94.342631][ T8116] notifier_call_chain+0x94/0x170 [ 94.348552][ T8116] dev_close_many+0x28c/0x560 [ 94.354478][ T8116] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 94.361477][ T8116] dev_change_net_namespace+0xcb7/0x1000 [ 94.367653][ T8116] ? lock_downgrade+0x7b0/0x7b0 [ 94.373241][ T8116] ? check_preemption_disabled+0x36/0xd0 [ 94.379304][ T8116] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 94.385046][ T8116] ? security_capable+0x4c/0x90 [ 94.390148][ T8116] ? ns_capable+0x53/0xc0 [ 94.394775][ T8116] do_setlink+0x16b/0x2f10 [ 94.399440][ T8116] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 94.406096][ T8116] ? unwind_get_return_address+0x51/0x90 [ 94.412025][ T8116] ? rtnl_getlink+0x930/0x930 [ 94.417280][ T8116] ? mark_lock+0xf0/0x15f0 [ 94.422078][ T8116] ? __lock_acquire+0xbc5/0x5050 [ 94.427642][ T8116] ? lock_chain_count+0x20/0x20 [ 94.432925][ T8116] ? mark_lock+0xf0/0x15f0 [ 94.437601][ T8116] ? memset+0x20/0x40 [ 94.442194][ T8116] ? __nla_validate_parse+0xb2/0x1fd0 [ 94.448288][ T8116] ? nla_get_range_signed+0x540/0x540 [ 94.454648][ T8116] __rtnl_newlink+0xabb/0x1360 [ 94.459921][ T8116] ? check_preemption_disabled+0x36/0xd0 [ 94.466504][ T8116] ? rtnl_setlink+0x320/0x320 [ 94.471465][ T8116] ? lock_release+0x424/0x7e0 [ 94.476729][ T8116] ? is_bpf_text_address+0x5f/0xe0 [ 94.482219][ T8116] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 94.489023][ T8116] ? is_bpf_text_address+0x77/0xe0 [ 94.494519][ T8116] ? kernel_text_address+0xbd/0xf0 [ 94.499829][ T8116] ? __kernel_text_address+0x9/0x30 [ 94.505489][ T8116] ? unwind_get_return_address+0x51/0x90 [ 94.511510][ T8116] ? create_prof_cpu_mask+0x20/0x20 [ 94.517084][ T8116] ? arch_stack_walk+0x93/0xe0 [ 94.522025][ T8116] ? stack_trace_save+0x8c/0xc0 [ 94.527060][ T8116] ? stack_trace_consume_entry+0x160/0x160 [ 94.533213][ T8116] ? fs_reclaim_release+0x9c/0xe0 [ 94.538251][ T8116] ? lock_is_held_type+0xfa/0x130 [ 94.543390][ T8116] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 94.549611][ T8116] ? trace_kmalloc+0xbe/0xf0 [ 94.555192][ T8116] ? kmem_cache_alloc_trace+0x21c/0x400 [ 94.561728][ T8116] rtnl_newlink+0x5a/0x90 [ 94.566682][ T8116] rtnetlink_rcv_msg+0x32f/0x860 [ 94.572685][ T8116] ? rtnetlink_put_metrics+0x420/0x420 [ 94.578615][ T8116] ? check_preemption_disabled+0x36/0xd0 [ 94.584564][ T8116] ? netdev_core_pick_tx+0x290/0x290 [ 94.590087][ T8116] ? lock_acquire+0x1d0/0x850 [ 94.595331][ T8116] netlink_rcv_skb+0x118/0x370 [ 94.600283][ T8116] ? rtnetlink_put_metrics+0x420/0x420 [ 94.606051][ T8116] ? netlink_ack+0x9f0/0x9f0 [ 94.610991][ T8116] ? netlink_deliver_tap+0x15d/0x990 [ 94.616370][ T8116] netlink_unicast+0x42e/0x700 [ 94.621328][ T8116] ? netlink_attachskb+0x730/0x730 [ 94.630128][ T8116] ? _copy_from_iter_full+0x177/0x690 [ 94.636692][ T8116] netlink_sendmsg+0x70e/0xbe0 [ 94.642630][ T8116] ? netlink_unicast+0x700/0x700 [ 94.648053][ T8116] ? iovec_from_user+0x143/0x290 [ 94.653355][ T8116] ? netlink_unicast+0x700/0x700 [ 94.659341][ T8116] sock_sendmsg+0xab/0xe0 [ 94.665483][ T8116] ____sys_sendmsg+0x5bf/0x7a0 [ 94.671023][ T8116] ? kernel_sendmsg+0x30/0x30 [ 94.676364][ T8116] ? do_recvmmsg+0x550/0x550 [ 94.682220][ T8116] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 94.689105][ T8116] ? __might_fault+0xb5/0x160 [ 94.694676][ T8116] ___sys_sendmsg+0xd3/0x150 [ 94.700819][ T8116] ? sendmsg_copy_msghdr+0x110/0x110 [ 94.706700][ T8116] ? find_held_lock+0x2d/0x110 [ 94.712058][ T8116] ? check_preemption_disabled+0x36/0xd0 [ 94.718339][ T8116] ? lock_release+0x424/0x7e0 [ 94.723763][ T8116] ? __fget_files+0x193/0x2b0 [ 94.729013][ T8116] ? lock_downgrade+0x7b0/0x7b0 [ 94.734060][ T8116] ? find_held_lock+0x2d/0x110 [ 94.739092][ T8116] ? check_preemption_disabled+0x36/0xd0 [ 94.745280][ T8116] ? lock_is_held_type+0xfa/0x130 [ 94.750799][ T8116] ? __fget_files+0x1ab/0x2b0 [ 94.755670][ T8116] ? __fget_light+0xbe/0x220 [ 94.760553][ T8116] __sys_sendmsg+0xb2/0x140 [ 94.765662][ T8116] ? __sys_sendmsg_sock+0x10/0x10 [ 94.771496][ T8116] ? check_preemption_disabled+0x36/0xd0 [ 94.777597][ T8116] ? syscall_enter_from_user_mode+0x1d/0x60 [ 94.784215][ T8116] ? lockdep_hardirqs_on+0x54/0x100 [ 94.790805][ T8116] do_syscall_64+0x2d/0x70 [ 94.796675][ T8116] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 94.803568][ T8116] RIP: 0033:0x464d29 [ 94.808816][ T8116] 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 [ 94.831120][ T8116] RSP: 002b:00007f3e9c5eb188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 94.840033][ T8116] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 94.848410][ T8116] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 94.857383][ T8116] RBP: 00007f3e9c5eb1d0 R08: 0000000000000000 R09: 0000000000000000 [ 94.866523][ T8116] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 94.874862][ T8116] R13: 00007ffcb8aeb9df R14: 00007f3e9c5eb300 R15: 0000000000022000 [ 95.013375][ T8116] device hsr_slave_1 left promiscuous mode [ 95.088712][ T8139] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 95.148276][ T8148] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 95.188776][ T8149] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 95.448781][ T8151] FAULT_INJECTION: forcing a failure. [ 95.448781][ T8151] name failslab, interval 1, probability 0, space 0, times 0 [ 95.462121][ T8151] CPU: 1 PID: 8151 Comm: syz-executor.2 Not tainted 5.12.0-rc7-syzkaller #0 [ 95.471901][ T8151] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 95.482605][ T8151] Call Trace: [ 95.486669][ T8151] dump_stack+0x10c/0x14b [ 95.491657][ T8151] should_fail.cold+0x5/0xa [ 95.496736][ T8151] should_failslab+0x5/0x10 [ 95.502084][ T8151] kmem_cache_alloc_node+0x61/0x520 [ 95.508475][ T8151] __alloc_skb+0x153/0x280 [ 95.513389][ T8151] __neigh_notify+0x7f/0x110 [ 95.519620][ T8151] neigh_cleanup_and_release+0x5a/0x220 [ 95.526028][ T8151] neigh_flush_dev+0x4f4/0x800 [ 95.531269][ T8151] ? lock_release+0x424/0x7e0 [ 95.536317][ T8151] __neigh_ifdown.isra.0+0x44/0x390 [ 95.542847][ T8151] ? __local_bh_enable_ip+0x11f/0x220 [ 95.549219][ T8151] ? rt6_disable_ip+0x49d/0x6a0 [ 95.554348][ T8151] neigh_ifdown+0x7/0x10 [ 95.559920][ T8151] rt6_disable_ip+0x551/0x6a0 [ 95.565389][ T8151] ? asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 95.572422][ T8151] ? asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 95.578776][ T8151] ? rt6_sync_down_dev+0x110/0x110 [ 95.584512][ T8151] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 95.590233][ T8151] ? lock_chain_count+0x20/0x20 [ 95.596738][ T8151] ? add_addr+0x240/0x240 [ 95.601980][ T8151] ? check_preemption_disabled+0x36/0xd0 [ 95.608395][ T8151] ? lock_is_held_type+0xfa/0x130 [ 95.614011][ T8151] addrconf_notify+0x3e6/0x1ca0 [ 95.619045][ T8151] ? mark_held_locks+0x9f/0xe0 [ 95.626938][ T8151] ? check_preemption_disabled+0x36/0xd0 [ 95.633344][ T8151] ? tls_device_sk_destruct+0x610/0x610 [ 95.639955][ T8151] ? clusterip_netdev_event+0x369/0x540 [ 95.646119][ T8151] ? inet6_ifinfo_notify+0x100/0x100 [ 95.652075][ T8151] ? __local_bh_enable_ip+0x11f/0x220 [ 95.657597][ T8151] ? clusterip_netdev_event+0x369/0x540 [ 95.663648][ T8151] notifier_call_chain+0x94/0x170 [ 95.669193][ T8151] dev_close_many+0x28c/0x560 [ 95.674546][ T8151] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 95.681620][ T8151] dev_change_net_namespace+0xcb7/0x1000 [ 95.687697][ T8151] ? lock_downgrade+0x7b0/0x7b0 [ 95.693648][ T8151] ? check_preemption_disabled+0x36/0xd0 [ 95.699690][ T8151] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 95.705501][ T8151] ? security_capable+0x4c/0x90 [ 95.711709][ T8151] ? ns_capable+0x53/0xc0 [ 95.716298][ T8151] do_setlink+0x16b/0x2f10 [ 95.720938][ T8151] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 95.727039][ T8151] ? unwind_get_return_address+0x51/0x90 [ 95.733691][ T8151] ? rtnl_getlink+0x930/0x930 [ 95.738729][ T8151] ? mark_lock+0xf0/0x15f0 [ 95.743338][ T8151] ? __lock_acquire+0xbc5/0x5050 [ 95.749124][ T8151] ? lock_chain_count+0x20/0x20 [ 95.754235][ T8151] ? mark_lock+0xf0/0x15f0 [ 95.759326][ T8151] ? memset+0x20/0x40 [ 95.763577][ T8151] ? __nla_validate_parse+0xb2/0x1fd0 [ 95.769183][ T8151] ? nla_get_range_signed+0x540/0x540 [ 95.774664][ T8151] __rtnl_newlink+0xabb/0x1360 [ 95.779825][ T8151] ? check_preemption_disabled+0x36/0xd0 [ 95.785509][ T8151] ? rtnl_setlink+0x320/0x320 [ 95.790570][ T8151] ? lock_release+0x424/0x7e0 [ 95.795417][ T8151] ? is_bpf_text_address+0x5f/0xe0 [ 95.801152][ T8151] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 95.807347][ T8151] ? is_bpf_text_address+0x77/0xe0 [ 95.813126][ T8151] ? kernel_text_address+0xbd/0xf0 [ 95.819326][ T8151] ? __kernel_text_address+0x9/0x30 [ 95.825422][ T8151] ? unwind_get_return_address+0x51/0x90 [ 95.831240][ T8151] ? create_prof_cpu_mask+0x20/0x20 [ 95.836682][ T8151] ? arch_stack_walk+0x93/0xe0 [ 95.841665][ T8151] ? stack_trace_save+0x8c/0xc0 [ 95.846767][ T8151] ? stack_trace_consume_entry+0x160/0x160 [ 95.852905][ T8151] ? fs_reclaim_release+0x9c/0xe0 [ 95.858036][ T8151] ? lock_is_held_type+0xfa/0x130 [ 95.863238][ T8151] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 95.869628][ T8151] ? trace_kmalloc+0xbe/0xf0 [ 95.874491][ T8151] ? kmem_cache_alloc_trace+0x21c/0x400 [ 95.880175][ T8151] rtnl_newlink+0x5a/0x90 [ 95.884527][ T8151] rtnetlink_rcv_msg+0x32f/0x860 [ 95.889805][ T8151] ? rtnetlink_put_metrics+0x420/0x420 [ 95.895378][ T8151] ? check_preemption_disabled+0x36/0xd0 [ 95.901387][ T8151] ? netdev_core_pick_tx+0x290/0x290 [ 95.907298][ T8151] ? lock_acquire+0x1d0/0x850 [ 95.912327][ T8151] netlink_rcv_skb+0x118/0x370 [ 95.917323][ T8151] ? rtnetlink_put_metrics+0x420/0x420 [ 95.923167][ T8151] ? netlink_ack+0x9f0/0x9f0 [ 95.928071][ T8151] ? netlink_deliver_tap+0x15d/0x990 [ 95.933807][ T8151] netlink_unicast+0x42e/0x700 [ 95.938852][ T8151] ? netlink_attachskb+0x730/0x730 [ 95.944194][ T8151] ? _copy_from_iter_full+0x177/0x690 [ 95.949861][ T8151] netlink_sendmsg+0x70e/0xbe0 [ 95.954905][ T8151] ? netlink_unicast+0x700/0x700 [ 95.960189][ T8151] ? iovec_from_user+0x143/0x290 [ 95.965401][ T8151] ? netlink_unicast+0x700/0x700 [ 95.970511][ T8151] sock_sendmsg+0xab/0xe0 [ 95.975264][ T8151] ____sys_sendmsg+0x5bf/0x7a0 [ 95.980572][ T8151] ? kernel_sendmsg+0x30/0x30 [ 95.986028][ T8151] ? do_recvmmsg+0x550/0x550 [ 95.990880][ T8151] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 95.997452][ T8151] ? __might_fault+0xb5/0x160 [ 96.002485][ T8151] ___sys_sendmsg+0xd3/0x150 [ 96.007587][ T8151] ? sendmsg_copy_msghdr+0x110/0x110 [ 96.013562][ T8151] ? find_held_lock+0x2d/0x110 [ 96.018815][ T8151] ? check_preemption_disabled+0x36/0xd0 [ 96.024445][ T8151] ? lock_release+0x424/0x7e0 [ 96.029399][ T8151] ? __fget_files+0x193/0x2b0 [ 96.034490][ T8151] ? lock_downgrade+0x7b0/0x7b0 [ 96.039461][ T8151] ? find_held_lock+0x2d/0x110 [ 96.044655][ T8151] ? check_preemption_disabled+0x36/0xd0 [ 96.050689][ T8151] ? lock_is_held_type+0xfa/0x130 [ 96.055824][ T8151] ? __fget_files+0x1ab/0x2b0 [ 96.061016][ T8151] ? __fget_light+0xbe/0x220 [ 96.065799][ T8151] __sys_sendmsg+0xb2/0x140 [ 96.070609][ T8151] ? __sys_sendmsg_sock+0x10/0x10 [ 96.076355][ T8151] ? check_preemption_disabled+0x36/0xd0 [ 96.081982][ T8151] ? syscall_enter_from_user_mode+0x1d/0x60 [ 96.088148][ T8151] ? lockdep_hardirqs_on+0x54/0x100 [ 96.093537][ T8151] do_syscall_64+0x2d/0x70 [ 96.098240][ T8151] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 96.104307][ T8151] RIP: 0033:0x464d29 [ 96.108547][ T8151] 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 [ 96.131021][ T8151] RSP: 002b:00007f1975114188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 96.140357][ T8151] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 96.149713][ T8151] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 96.159249][ T8151] RBP: 00007f19751141d0 R08: 0000000000000000 R09: 0000000000000000 [ 96.167939][ T8151] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 96.176527][ T8151] R13: 00007ffcc258f36f R14: 00007f1975114300 R15: 0000000000022000 [ 96.565195][ T8152] FAULT_INJECTION: forcing a failure. [ 96.565195][ T8152] name failslab, interval 1, probability 0, space 0, times 0 [ 96.582451][ T8152] CPU: 1 PID: 8152 Comm: syz-executor.5 Not tainted 5.12.0-rc7-syzkaller #0 [ 96.593806][ T8152] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 96.608170][ T8152] Call Trace: [ 96.612273][ T8152] dump_stack+0x10c/0x14b [ 96.616797][ T8152] should_fail.cold+0x5/0xa [ 96.621485][ T8152] should_failslab+0x5/0x10 [ 96.628990][ T8152] kmem_cache_alloc_node+0x61/0x520 [ 96.634459][ T8152] __alloc_skb+0x153/0x280 [ 96.639153][ T8152] __neigh_notify+0x7f/0x110 [ 96.644310][ T8152] neigh_cleanup_and_release+0x5a/0x220 [ 96.649928][ T8152] neigh_flush_dev+0x4f4/0x800 [ 96.654698][ T8152] ? lock_release+0x424/0x7e0 [ 96.660050][ T8152] __neigh_ifdown.isra.0+0x44/0x390 [ 96.665645][ T8152] ? __local_bh_enable_ip+0x11f/0x220 [ 96.671472][ T8152] ? rt6_disable_ip+0x49d/0x6a0 [ 96.676592][ T8152] neigh_ifdown+0x7/0x10 [ 96.681026][ T8152] rt6_disable_ip+0x551/0x6a0 [ 96.686011][ T8152] ? rt6_sync_down_dev+0x110/0x110 [ 96.691305][ T8152] ? mark_lock+0xf0/0x15f0 [ 96.696353][ T8152] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 96.702130][ T8152] ? lock_chain_count+0x20/0x20 [ 96.707549][ T8152] ? add_addr+0x240/0x240 [ 96.712552][ T8152] ? check_preemption_disabled+0x36/0xd0 [ 96.718377][ T8152] ? lock_is_held_type+0xfa/0x130 [ 96.723866][ T8152] addrconf_notify+0x3e6/0x1ca0 [ 96.728723][ T8152] ? mark_held_locks+0x9f/0xe0 [ 96.734355][ T8152] ? check_preemption_disabled+0x36/0xd0 [ 96.740559][ T8152] ? tls_device_sk_destruct+0x610/0x610 [ 96.746513][ T8152] ? clusterip_netdev_event+0x369/0x540 [ 96.752979][ T8152] ? inet6_ifinfo_notify+0x100/0x100 [ 96.758831][ T8152] ? __local_bh_enable_ip+0x11f/0x220 [ 96.764557][ T8152] ? clusterip_netdev_event+0x369/0x540 [ 96.770313][ T8152] notifier_call_chain+0x94/0x170 [ 96.775609][ T8152] dev_close_many+0x28c/0x560 [ 96.780646][ T8152] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 96.787366][ T8152] dev_change_net_namespace+0xcb7/0x1000 [ 96.793726][ T8152] ? lock_downgrade+0x7b0/0x7b0 [ 96.799125][ T8152] ? check_preemption_disabled+0x36/0xd0 [ 96.804752][ T8152] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 96.810825][ T8152] ? security_capable+0x4c/0x90 [ 96.816759][ T8152] ? ns_capable+0x53/0xc0 [ 96.821285][ T8152] do_setlink+0x16b/0x2f10 [ 96.826367][ T8152] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 96.833212][ T8152] ? unwind_get_return_address+0x51/0x90 [ 96.839908][ T8152] ? rtnl_getlink+0x930/0x930 [ 96.844680][ T8152] ? mark_lock+0xf0/0x15f0 [ 96.849404][ T8152] ? __lock_acquire+0xbc5/0x5050 [ 96.854535][ T8152] ? lock_chain_count+0x20/0x20 [ 96.859663][ T8152] ? mark_lock+0xf0/0x15f0 [ 96.864458][ T8152] ? memset+0x20/0x40 [ 96.868723][ T8152] ? __nla_validate_parse+0xb2/0x1fd0 [ 96.874483][ T8152] ? nla_get_range_signed+0x540/0x540 [ 96.880382][ T8152] __rtnl_newlink+0xabb/0x1360 [ 96.885575][ T8152] ? check_preemption_disabled+0x36/0xd0 [ 96.891561][ T8152] ? rtnl_setlink+0x320/0x320 [ 96.896519][ T8152] ? lock_release+0x424/0x7e0 [ 96.901595][ T8152] ? is_bpf_text_address+0x5f/0xe0 [ 96.907007][ T8152] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 96.913630][ T8152] ? is_bpf_text_address+0x77/0xe0 [ 96.920080][ T8152] ? kernel_text_address+0xbd/0xf0 [ 96.925277][ T8152] ? __kernel_text_address+0x9/0x30 [ 96.931029][ T8152] ? unwind_get_return_address+0x51/0x90 [ 96.936767][ T8152] ? create_prof_cpu_mask+0x20/0x20 [ 96.942151][ T8152] ? arch_stack_walk+0x93/0xe0 [ 96.948124][ T8152] ? stack_trace_save+0x8c/0xc0 [ 96.953373][ T8152] ? stack_trace_consume_entry+0x160/0x160 [ 96.959470][ T8152] ? fs_reclaim_release+0x9c/0xe0 [ 96.965800][ T8152] ? lock_is_held_type+0xfa/0x130 [ 96.971545][ T8152] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 96.977715][ T8152] ? trace_kmalloc+0xbe/0xf0 [ 96.982906][ T8152] ? kmem_cache_alloc_trace+0x21c/0x400 [ 96.989264][ T8152] rtnl_newlink+0x5a/0x90 [ 96.993733][ T8152] rtnetlink_rcv_msg+0x32f/0x860 [ 96.999444][ T8152] ? rtnetlink_put_metrics+0x420/0x420 [ 97.005259][ T8152] ? check_preemption_disabled+0x36/0xd0 [ 97.012054][ T8152] ? netdev_core_pick_tx+0x290/0x290 [ 97.018364][ T8152] ? lock_acquire+0x1d0/0x850 [ 97.023979][ T8152] netlink_rcv_skb+0x118/0x370 [ 97.029442][ T8152] ? rtnetlink_put_metrics+0x420/0x420 [ 97.035806][ T8152] ? netlink_ack+0x9f0/0x9f0 [ 97.041174][ T8152] ? netlink_deliver_tap+0x15d/0x990 [ 97.046958][ T8152] netlink_unicast+0x42e/0x700 [ 97.052110][ T8152] ? netlink_attachskb+0x730/0x730 [ 97.058453][ T8152] ? _copy_from_iter_full+0x177/0x690 [ 97.065486][ T8152] netlink_sendmsg+0x70e/0xbe0 [ 97.070735][ T8152] ? netlink_unicast+0x700/0x700 [ 97.076184][ T8152] ? iovec_from_user+0x143/0x290 [ 97.081857][ T8152] ? netlink_unicast+0x700/0x700 [ 97.087001][ T8152] sock_sendmsg+0xab/0xe0 [ 97.092219][ T8152] ____sys_sendmsg+0x5bf/0x7a0 [ 97.098020][ T8152] ? kernel_sendmsg+0x30/0x30 [ 97.103345][ T8152] ? do_recvmmsg+0x550/0x550 [ 97.108761][ T8152] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 97.116344][ T8152] ? __might_fault+0xb5/0x160 [ 97.121606][ T8152] ___sys_sendmsg+0xd3/0x150 [ 97.126826][ T8152] ? sendmsg_copy_msghdr+0x110/0x110 [ 97.132417][ T8152] ? find_held_lock+0x2d/0x110 [ 97.139137][ T8152] ? check_preemption_disabled+0x36/0xd0 [ 97.145663][ T8152] ? lock_release+0x424/0x7e0 [ 97.150458][ T8152] ? __fget_files+0x193/0x2b0 [ 97.155341][ T8152] ? lock_downgrade+0x7b0/0x7b0 [ 97.160409][ T8152] ? find_held_lock+0x2d/0x110 [ 97.165652][ T8152] ? check_preemption_disabled+0x36/0xd0 [ 97.172738][ T8152] ? lock_is_held_type+0xfa/0x130 [ 97.178078][ T8152] ? __fget_files+0x1ab/0x2b0 [ 97.183103][ T8152] ? __fget_light+0xbe/0x220 [ 97.188137][ T8152] __sys_sendmsg+0xb2/0x140 [ 97.192757][ T8152] ? __sys_sendmsg_sock+0x10/0x10 [ 97.198251][ T8152] ? check_preemption_disabled+0x36/0xd0 [ 97.204301][ T8152] ? syscall_enter_from_user_mode+0x1d/0x60 [ 97.210587][ T8152] ? lockdep_hardirqs_on+0x54/0x100 [ 97.216446][ T8152] do_syscall_64+0x2d/0x70 [ 97.221043][ T8152] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 97.227866][ T8152] RIP: 0033:0x464d29 [ 97.232166][ T8152] 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 [ 97.253347][ T8152] RSP: 002b:00007f0ebdba4188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 97.261959][ T8152] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 97.270213][ T8152] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 97.279043][ T8152] RBP: 00007f0ebdba41d0 R08: 0000000000000000 R09: 0000000000000000 [ 97.287306][ T8152] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 97.296586][ T8152] R13: 00007ffeabcd7c4f R14: 00007f0ebdba4300 R15: 0000000000022000 [ 97.567625][ T8171] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 97.898433][ T8176] FAULT_INJECTION: forcing a failure. [ 97.898433][ T8176] name failslab, interval 1, probability 0, space 0, times 0 [ 97.912051][ T8176] CPU: 1 PID: 8176 Comm: syz-executor.0 Not tainted 5.12.0-rc7-syzkaller #0 [ 97.921283][ T8176] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 97.931958][ T8176] Call Trace: [ 97.936068][ T8176] dump_stack+0x10c/0x14b [ 97.940897][ T8176] should_fail.cold+0x5/0xa [ 97.945672][ T8176] ? mark_held_locks+0x9f/0xe0 [ 97.950617][ T8176] should_failslab+0x5/0x10 [ 97.955146][ T8176] kmem_cache_alloc_node_trace+0x65/0x540 [ 97.961424][ T8176] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 97.967516][ T8176] __kmalloc_node_track_caller+0x38/0x60 [ 97.973404][ T8176] __alloc_skb+0x8b/0x280 [ 97.978150][ T8176] __neigh_notify+0x7f/0x110 [ 97.982923][ T8176] neigh_cleanup_and_release+0x5a/0x220 [ 97.989138][ T8176] neigh_flush_dev+0x4f4/0x800 [ 97.994937][ T8176] ? lock_release+0x424/0x7e0 [ 98.000116][ T8176] __neigh_ifdown.isra.0+0x44/0x390 [ 98.005409][ T8176] ? __local_bh_enable_ip+0x11f/0x220 [ 98.011308][ T8176] ? rt6_disable_ip+0x49d/0x6a0 [ 98.016486][ T8176] neigh_ifdown+0x7/0x10 [ 98.020762][ T8176] rt6_disable_ip+0x551/0x6a0 [ 98.025832][ T8176] ? rt6_sync_down_dev+0x110/0x110 [ 98.031904][ T8176] ? mark_lock+0xf0/0x15f0 [ 98.037111][ T8176] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 98.043823][ T8176] ? lock_chain_count+0x20/0x20 [ 98.049017][ T8176] ? add_addr+0x240/0x240 [ 98.053704][ T8176] ? check_preemption_disabled+0x36/0xd0 [ 98.059725][ T8176] ? lock_is_held_type+0xfa/0x130 [ 98.065463][ T8176] addrconf_notify+0x3e6/0x1ca0 [ 98.070606][ T8176] ? mark_held_locks+0x9f/0xe0 [ 98.075893][ T8176] ? check_preemption_disabled+0x36/0xd0 [ 98.082326][ T8176] ? tls_device_sk_destruct+0x610/0x610 [ 98.088699][ T8176] ? clusterip_netdev_event+0x369/0x540 [ 98.094790][ T8176] ? inet6_ifinfo_notify+0x100/0x100 [ 98.100668][ T8176] ? __local_bh_enable_ip+0x11f/0x220 [ 98.108047][ T8176] ? clusterip_netdev_event+0x369/0x540 [ 98.113605][ T8176] notifier_call_chain+0x94/0x170 [ 98.119036][ T8176] dev_close_many+0x28c/0x560 [ 98.123897][ T8176] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 98.130165][ T8176] dev_change_net_namespace+0xcb7/0x1000 [ 98.136169][ T8176] ? lock_downgrade+0x7b0/0x7b0 [ 98.141364][ T8176] ? check_preemption_disabled+0x36/0xd0 [ 98.147789][ T8176] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 98.153722][ T8176] ? security_capable+0x4c/0x90 [ 98.159217][ T8176] ? ns_capable+0x53/0xc0 [ 98.163676][ T8176] do_setlink+0x16b/0x2f10 [ 98.168454][ T8176] ? mark_lock+0xf0/0x15f0 [ 98.173057][ T8176] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 98.179878][ T8176] ? rtnl_getlink+0x930/0x930 [ 98.185087][ T8176] ? mark_lock+0xf0/0x15f0 [ 98.190383][ T8176] ? lock_is_held_type+0xd9/0x130 [ 98.195716][ T8176] ? lock_chain_count+0x20/0x20 [ 98.201228][ T8176] ? lock_release+0x424/0x7e0 [ 98.205989][ T8176] ? is_bpf_text_address+0x5f/0xe0 [ 98.211095][ T8176] ? memset+0x20/0x40 [ 98.215063][ T8176] ? __nla_validate_parse+0xb2/0x1fd0 [ 98.221031][ T8176] ? nla_get_range_signed+0x540/0x540 [ 98.226576][ T8176] __rtnl_newlink+0xabb/0x1360 [ 98.231366][ T8176] ? check_preemption_disabled+0x36/0xd0 [ 98.237290][ T8176] ? rtnl_setlink+0x320/0x320 [ 98.242401][ T8176] ? lock_release+0x424/0x7e0 [ 98.247081][ T8176] ? is_bpf_text_address+0x5f/0xe0 [ 98.252571][ T8176] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 98.259187][ T8176] ? is_bpf_text_address+0x77/0xe0 [ 98.264510][ T8176] ? kernel_text_address+0xbd/0xf0 [ 98.270564][ T8176] ? __kernel_text_address+0x9/0x30 [ 98.276059][ T8176] ? unwind_get_return_address+0x51/0x90 [ 98.281976][ T8176] ? create_prof_cpu_mask+0x20/0x20 [ 98.287355][ T8176] ? arch_stack_walk+0x93/0xe0 [ 98.292377][ T8176] ? stack_trace_save+0x8c/0xc0 [ 98.298533][ T8176] ? stack_trace_consume_entry+0x160/0x160 [ 98.305607][ T8176] ? fs_reclaim_release+0x9c/0xe0 [ 98.311524][ T8176] ? lock_is_held_type+0xfa/0x130 [ 98.317761][ T8176] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 98.326055][ T8176] ? trace_kmalloc+0xbe/0xf0 [ 98.332315][ T8176] ? kmem_cache_alloc_trace+0x21c/0x400 [ 98.338753][ T8176] rtnl_newlink+0x5a/0x90 [ 98.343851][ T8176] rtnetlink_rcv_msg+0x32f/0x860 [ 98.351248][ T8176] ? rtnetlink_put_metrics+0x420/0x420 [ 98.359344][ T8176] ? check_preemption_disabled+0x36/0xd0 [ 98.367062][ T8176] ? netdev_core_pick_tx+0x290/0x290 [ 98.374191][ T8176] ? lock_acquire+0x1d0/0x850 [ 98.380487][ T8176] netlink_rcv_skb+0x118/0x370 [ 98.385786][ T8176] ? rtnetlink_put_metrics+0x420/0x420 [ 98.391673][ T8176] ? netlink_ack+0x9f0/0x9f0 [ 98.396895][ T8176] ? netlink_deliver_tap+0x15d/0x990 [ 98.402432][ T8176] netlink_unicast+0x42e/0x700 [ 98.407753][ T8176] ? netlink_attachskb+0x730/0x730 [ 98.414612][ T8176] ? _copy_from_iter_full+0x177/0x690 [ 98.420630][ T8176] netlink_sendmsg+0x70e/0xbe0 [ 98.425812][ T8176] ? netlink_unicast+0x700/0x700 [ 98.431753][ T8176] ? iovec_from_user+0x143/0x290 [ 98.437345][ T8176] ? netlink_unicast+0x700/0x700 [ 98.442755][ T8176] sock_sendmsg+0xab/0xe0 [ 98.447392][ T8176] ____sys_sendmsg+0x5bf/0x7a0 [ 98.452556][ T8176] ? kernel_sendmsg+0x30/0x30 [ 98.457397][ T8176] ? do_recvmmsg+0x550/0x550 [ 98.462372][ T8176] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 98.469000][ T8176] ? __might_fault+0xb5/0x160 [ 98.473924][ T8176] ___sys_sendmsg+0xd3/0x150 [ 98.479859][ T8176] ? sendmsg_copy_msghdr+0x110/0x110 [ 98.485971][ T8176] ? find_held_lock+0x2d/0x110 [ 98.491555][ T8176] ? check_preemption_disabled+0x36/0xd0 [ 98.497749][ T8176] ? lock_release+0x424/0x7e0 [ 98.502977][ T8176] ? __fget_files+0x193/0x2b0 [ 98.507835][ T8176] ? lock_downgrade+0x7b0/0x7b0 [ 98.513485][ T8176] ? find_held_lock+0x2d/0x110 [ 98.518515][ T8176] ? check_preemption_disabled+0x36/0xd0 [ 98.524506][ T8176] ? lock_is_held_type+0xfa/0x130 [ 98.529852][ T8176] ? __fget_files+0x1ab/0x2b0 [ 98.534526][ T8176] ? __fget_light+0xbe/0x220 [ 98.539377][ T8176] __sys_sendmsg+0xb2/0x140 [ 98.544670][ T8176] ? __sys_sendmsg_sock+0x10/0x10 [ 98.550280][ T8176] ? check_preemption_disabled+0x36/0xd0 [ 98.556750][ T8176] ? syscall_enter_from_user_mode+0x1d/0x60 [ 98.563296][ T8176] ? lockdep_hardirqs_on+0x54/0x100 [ 98.569298][ T8176] do_syscall_64+0x2d/0x70 [ 98.574374][ T8176] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 98.580671][ T8176] RIP: 0033:0x464d29 [ 98.584937][ T8176] 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 [ 98.606060][ T8176] RSP: 002b:00007f8e6d0d0188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 98.615292][ T8176] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 98.626050][ T8176] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 98.635947][ T8176] RBP: 00007f8e6d0d01d0 R08: 0000000000000000 R09: 0000000000000000 [ 98.646395][ T8176] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 98.657135][ T8176] R13: 00007ffceeadfe8f R14: 00007f8e6d0d0300 R15: 0000000000022000 2021/04/13 00:48:56 executed programs: 81 [ 98.954340][ T8179] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 98.990897][ T8205] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 99.009779][ T8206] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 99.077758][ T8226] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 99.515046][ T8227] FAULT_INJECTION: forcing a failure. [ 99.515046][ T8227] name failslab, interval 1, probability 0, space 0, times 0 [ 99.531462][ T8227] CPU: 0 PID: 8227 Comm: syz-executor.2 Not tainted 5.12.0-rc7-syzkaller #0 [ 99.540587][ T8227] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 99.551633][ T8227] Call Trace: [ 99.555378][ T8227] dump_stack+0x10c/0x14b [ 99.560417][ T8227] should_fail.cold+0x5/0xa [ 99.565577][ T8227] should_failslab+0x5/0x10 [ 99.570874][ T8227] kmem_cache_alloc_node+0x61/0x520 [ 99.576387][ T8227] __alloc_skb+0x153/0x280 [ 99.581171][ T8227] __neigh_notify+0x7f/0x110 [ 99.586134][ T8227] neigh_cleanup_and_release+0x5a/0x220 [ 99.592087][ T8227] neigh_flush_dev+0x4f4/0x800 [ 99.597160][ T8227] ? lock_release+0x424/0x7e0 [ 99.602536][ T8227] __neigh_ifdown.isra.0+0x44/0x390 [ 99.608044][ T8227] ? __local_bh_enable_ip+0x11f/0x220 [ 99.613514][ T8227] ? rt6_disable_ip+0x49d/0x6a0 [ 99.618464][ T8227] neigh_ifdown+0x7/0x10 [ 99.622897][ T8227] rt6_disable_ip+0x551/0x6a0 [ 99.635254][ T8227] ? rt6_sync_down_dev+0x110/0x110 [ 99.642870][ T8227] ? mark_lock+0xf0/0x15f0 [ 99.648097][ T8227] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 99.655329][ T8227] ? lock_chain_count+0x20/0x20 [ 99.660646][ T8227] ? add_addr+0x240/0x240 [ 99.665086][ T8227] ? check_preemption_disabled+0x36/0xd0 [ 99.672049][ T8227] ? lock_is_held_type+0xfa/0x130 [ 99.677694][ T8227] addrconf_notify+0x3e6/0x1ca0 [ 99.682914][ T8227] ? mark_held_locks+0x9f/0xe0 [ 99.689949][ T8227] ? check_preemption_disabled+0x36/0xd0 [ 99.696183][ T8227] ? tls_device_sk_destruct+0x610/0x610 [ 99.702347][ T8227] ? clusterip_netdev_event+0x369/0x540 [ 99.708675][ T8227] ? inet6_ifinfo_notify+0x100/0x100 [ 99.714132][ T8227] ? __local_bh_enable_ip+0x11f/0x220 [ 99.720284][ T8227] ? clusterip_netdev_event+0x369/0x540 [ 99.725848][ T8227] notifier_call_chain+0x94/0x170 [ 99.731241][ T8227] dev_close_many+0x28c/0x560 [ 99.736459][ T8227] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 99.743371][ T8227] dev_change_net_namespace+0xcb7/0x1000 [ 99.749192][ T8227] ? lock_downgrade+0x7b0/0x7b0 [ 99.754244][ T8227] ? check_preemption_disabled+0x36/0xd0 [ 99.760007][ T8227] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 99.765401][ T8227] ? security_capable+0x4c/0x90 [ 99.770811][ T8227] ? ns_capable+0x53/0xc0 [ 99.775411][ T8227] do_setlink+0x16b/0x2f10 [ 99.780098][ T8227] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 99.786304][ T8227] ? unwind_get_return_address+0x51/0x90 [ 99.792522][ T8227] ? rtnl_getlink+0x930/0x930 [ 99.797956][ T8227] ? mark_lock+0xf0/0x15f0 [ 99.802765][ T8227] ? __lock_acquire+0xbc5/0x5050 [ 99.808191][ T8227] ? lock_chain_count+0x20/0x20 [ 99.813323][ T8227] ? mark_lock+0xf0/0x15f0 [ 99.818015][ T8227] ? mark_lock+0xf0/0x15f0 [ 99.822772][ T8227] ? memset+0x20/0x40 [ 99.827075][ T8227] ? __nla_validate_parse+0xb2/0x1fd0 [ 99.833095][ T8227] ? nla_get_range_signed+0x540/0x540 [ 99.839366][ T8227] __rtnl_newlink+0xabb/0x1360 [ 99.844350][ T8227] ? check_preemption_disabled+0x36/0xd0 [ 99.850755][ T8227] ? rtnl_setlink+0x320/0x320 [ 99.855814][ T8227] ? lock_release+0x424/0x7e0 [ 99.860579][ T8227] ? is_bpf_text_address+0x5f/0xe0 [ 99.866777][ T8227] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 99.873560][ T8227] ? is_bpf_text_address+0x77/0xe0 [ 99.879903][ T8227] ? kernel_text_address+0xbd/0xf0 [ 99.885323][ T8227] ? __kernel_text_address+0x9/0x30 [ 99.890903][ T8227] ? unwind_get_return_address+0x51/0x90 [ 99.896732][ T8227] ? create_prof_cpu_mask+0x20/0x20 [ 99.902023][ T8227] ? arch_stack_walk+0x93/0xe0 [ 99.907247][ T8227] ? stack_trace_save+0x8c/0xc0 [ 99.912455][ T8227] ? stack_trace_consume_entry+0x160/0x160 [ 99.918653][ T8227] ? fs_reclaim_release+0x9c/0xe0 [ 99.923770][ T8227] ? lock_is_held_type+0xfa/0x130 [ 99.929166][ T8227] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 99.934892][ T8227] ? trace_kmalloc+0xbe/0xf0 [ 99.939849][ T8227] ? kmem_cache_alloc_trace+0x21c/0x400 [ 99.945638][ T8227] rtnl_newlink+0x5a/0x90 [ 99.950732][ T8227] rtnetlink_rcv_msg+0x32f/0x860 [ 99.955769][ T8227] ? rtnetlink_put_metrics+0x420/0x420 [ 99.961879][ T8227] ? check_preemption_disabled+0x36/0xd0 [ 99.967815][ T8227] ? netdev_core_pick_tx+0x290/0x290 [ 99.973465][ T8227] ? lock_acquire+0x1d0/0x850 [ 99.978252][ T8227] netlink_rcv_skb+0x118/0x370 [ 99.983418][ T8227] ? rtnetlink_put_metrics+0x420/0x420 [ 99.989493][ T8227] ? netlink_ack+0x9f0/0x9f0 [ 99.994705][ T8227] ? netlink_deliver_tap+0x15d/0x990 [ 100.000699][ T8227] netlink_unicast+0x42e/0x700 [ 100.006448][ T8227] ? netlink_attachskb+0x730/0x730 [ 100.012343][ T8227] ? _copy_from_iter_full+0x177/0x690 [ 100.018194][ T8227] netlink_sendmsg+0x70e/0xbe0 [ 100.023228][ T8227] ? netlink_unicast+0x700/0x700 [ 100.028186][ T8227] ? iovec_from_user+0x143/0x290 [ 100.034361][ T8227] ? netlink_unicast+0x700/0x700 [ 100.039775][ T8227] sock_sendmsg+0xab/0xe0 [ 100.044295][ T8227] ____sys_sendmsg+0x5bf/0x7a0 [ 100.049588][ T8227] ? kernel_sendmsg+0x30/0x30 [ 100.054282][ T8227] ? do_recvmmsg+0x550/0x550 [ 100.059253][ T8227] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 100.065553][ T8227] ? __might_fault+0xb5/0x160 [ 100.070743][ T8227] ___sys_sendmsg+0xd3/0x150 [ 100.075345][ T8227] ? sendmsg_copy_msghdr+0x110/0x110 [ 100.080904][ T8227] ? find_held_lock+0x2d/0x110 [ 100.085800][ T8227] ? check_preemption_disabled+0x36/0xd0 [ 100.091685][ T8227] ? lock_release+0x424/0x7e0 [ 100.096868][ T8227] ? __fget_files+0x193/0x2b0 [ 100.101740][ T8227] ? lock_downgrade+0x7b0/0x7b0 [ 100.107018][ T8227] ? find_held_lock+0x2d/0x110 [ 100.112182][ T8227] ? check_preemption_disabled+0x36/0xd0 [ 100.118259][ T8227] ? lock_is_held_type+0xfa/0x130 [ 100.123636][ T8227] ? __fget_files+0x1ab/0x2b0 [ 100.128716][ T8227] ? __fget_light+0xbe/0x220 [ 100.133490][ T8227] __sys_sendmsg+0xb2/0x140 [ 100.138222][ T8227] ? __sys_sendmsg_sock+0x10/0x10 [ 100.143527][ T8227] ? check_preemption_disabled+0x36/0xd0 [ 100.149753][ T8227] ? syscall_enter_from_user_mode+0x1d/0x60 [ 100.156623][ T8227] ? lockdep_hardirqs_on+0x54/0x100 [ 100.162721][ T8227] do_syscall_64+0x2d/0x70 [ 100.169597][ T8227] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 100.176486][ T8227] RIP: 0033:0x464d29 [ 100.181222][ T8227] 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 [ 100.204264][ T8227] RSP: 002b:00007f1975114188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 100.213907][ T8227] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 100.223574][ T8227] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 100.232585][ T8227] RBP: 00007f19751141d0 R08: 0000000000000000 R09: 0000000000000000 [ 100.242357][ T8227] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 100.253248][ T8227] R13: 00007ffcc258f36f R14: 00007f1975114300 R15: 0000000000022000 [ 100.518759][ T8252] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 100.761949][ T8256] FAULT_INJECTION: forcing a failure. [ 100.761949][ T8256] name failslab, interval 1, probability 0, space 0, times 0 [ 100.775361][ T8256] CPU: 0 PID: 8256 Comm: syz-executor.5 Not tainted 5.12.0-rc7-syzkaller #0 [ 100.784610][ T8256] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 100.794862][ T8256] Call Trace: [ 100.798678][ T8256] dump_stack+0x10c/0x14b [ 100.803247][ T8256] should_fail.cold+0x5/0xa [ 100.807859][ T8256] should_failslab+0x5/0x10 [ 100.813281][ T8256] kmem_cache_alloc_node+0x61/0x520 [ 100.818859][ T8256] __alloc_skb+0x153/0x280 [ 100.823907][ T8256] __neigh_notify+0x7f/0x110 [ 100.828810][ T8256] neigh_cleanup_and_release+0x5a/0x220 [ 100.834799][ T8256] neigh_flush_dev+0x4f4/0x800 [ 100.840342][ T8256] ? lock_release+0x424/0x7e0 [ 100.845975][ T8256] __neigh_ifdown.isra.0+0x44/0x390 [ 100.851990][ T8256] ? __local_bh_enable_ip+0x11f/0x220 [ 100.857734][ T8256] ? rt6_disable_ip+0x49d/0x6a0 [ 100.863093][ T8256] neigh_ifdown+0x7/0x10 [ 100.868352][ T8256] rt6_disable_ip+0x551/0x6a0 [ 100.875089][ T8256] ? rt6_sync_down_dev+0x110/0x110 [ 100.881617][ T8256] ? mark_lock+0xf0/0x15f0 [ 100.886178][ T8256] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 100.892227][ T8256] ? lock_chain_count+0x20/0x20 [ 100.897793][ T8256] ? add_addr+0x240/0x240 [ 100.903352][ T8256] ? check_preemption_disabled+0x36/0xd0 [ 100.909860][ T8256] ? lock_is_held_type+0xfa/0x130 [ 100.915164][ T8256] addrconf_notify+0x3e6/0x1ca0 [ 100.920200][ T8256] ? mark_held_locks+0x9f/0xe0 [ 100.925372][ T8256] ? check_preemption_disabled+0x36/0xd0 [ 100.931273][ T8256] ? tls_device_sk_destruct+0x610/0x610 [ 100.937546][ T8256] ? clusterip_netdev_event+0x369/0x540 [ 100.943475][ T8256] ? inet6_ifinfo_notify+0x100/0x100 [ 100.948931][ T8256] ? __local_bh_enable_ip+0x11f/0x220 [ 100.954589][ T8256] ? clusterip_netdev_event+0x369/0x540 [ 100.960366][ T8256] notifier_call_chain+0x94/0x170 [ 100.965952][ T8256] dev_close_many+0x28c/0x560 [ 100.970894][ T8256] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 100.977228][ T8256] dev_change_net_namespace+0xcb7/0x1000 [ 100.983171][ T8256] ? lock_downgrade+0x7b0/0x7b0 [ 100.988211][ T8256] ? check_preemption_disabled+0x36/0xd0 [ 100.994381][ T8256] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 100.999808][ T8256] ? security_capable+0x4c/0x90 [ 101.005658][ T8256] ? ns_capable+0x53/0xc0 [ 101.010656][ T8256] do_setlink+0x16b/0x2f10 [ 101.016617][ T8256] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 101.023779][ T8256] ? unwind_get_return_address+0x51/0x90 [ 101.030557][ T8256] ? rtnl_getlink+0x930/0x930 [ 101.035999][ T8256] ? mark_lock+0xf0/0x15f0 [ 101.040991][ T8256] ? __lock_acquire+0xbc5/0x5050 [ 101.047237][ T8256] ? lock_chain_count+0x20/0x20 [ 101.052627][ T8256] ? mark_lock+0xf0/0x15f0 [ 101.057792][ T8256] ? memset+0x20/0x40 [ 101.062423][ T8256] ? __nla_validate_parse+0xb2/0x1fd0 [ 101.069059][ T8256] ? nla_get_range_signed+0x540/0x540 [ 101.075008][ T8256] __rtnl_newlink+0xabb/0x1360 [ 101.081075][ T8256] ? check_preemption_disabled+0x36/0xd0 [ 101.087381][ T8256] ? rtnl_setlink+0x320/0x320 [ 101.092978][ T8256] ? lock_release+0x424/0x7e0 [ 101.098470][ T8256] ? is_bpf_text_address+0x5f/0xe0 [ 101.103929][ T8256] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 101.111360][ T8256] ? is_bpf_text_address+0x77/0xe0 [ 101.119082][ T8256] ? kernel_text_address+0xbd/0xf0 [ 101.126811][ T8256] ? __kernel_text_address+0x9/0x30 [ 101.133187][ T8256] ? unwind_get_return_address+0x51/0x90 [ 101.140375][ T8256] ? create_prof_cpu_mask+0x20/0x20 [ 101.147441][ T8256] ? arch_stack_walk+0x93/0xe0 [ 101.154125][ T8256] ? stack_trace_save+0x8c/0xc0 [ 101.159618][ T8256] ? stack_trace_consume_entry+0x160/0x160 [ 101.166474][ T8256] ? fs_reclaim_release+0x9c/0xe0 [ 101.172616][ T8256] ? lock_is_held_type+0xfa/0x130 [ 101.178692][ T8256] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 101.186473][ T8256] ? trace_kmalloc+0xbe/0xf0 [ 101.191423][ T8256] ? kmem_cache_alloc_trace+0x21c/0x400 [ 101.197179][ T8256] rtnl_newlink+0x5a/0x90 [ 101.201907][ T8256] rtnetlink_rcv_msg+0x32f/0x860 [ 101.207266][ T8256] ? rtnetlink_put_metrics+0x420/0x420 [ 101.213080][ T8256] ? check_preemption_disabled+0x36/0xd0 [ 101.219084][ T8256] ? netdev_core_pick_tx+0x290/0x290 [ 101.224645][ T8256] ? lock_acquire+0x1d0/0x850 [ 101.229677][ T8256] netlink_rcv_skb+0x118/0x370 [ 101.234658][ T8256] ? rtnetlink_put_metrics+0x420/0x420 [ 101.240620][ T8256] ? netlink_ack+0x9f0/0x9f0 [ 101.245757][ T8256] ? netlink_deliver_tap+0x15d/0x990 [ 101.251303][ T8256] netlink_unicast+0x42e/0x700 [ 101.256771][ T8256] ? netlink_attachskb+0x730/0x730 [ 101.263154][ T8256] ? _copy_from_iter_full+0x177/0x690 [ 101.269285][ T8256] netlink_sendmsg+0x70e/0xbe0 [ 101.274264][ T8256] ? netlink_unicast+0x700/0x700 [ 101.280250][ T8256] ? iovec_from_user+0x143/0x290 [ 101.285346][ T8256] ? netlink_unicast+0x700/0x700 [ 101.290585][ T8256] sock_sendmsg+0xab/0xe0 [ 101.294924][ T8256] ____sys_sendmsg+0x5bf/0x7a0 [ 101.300356][ T8256] ? kernel_sendmsg+0x30/0x30 [ 101.305270][ T8256] ? do_recvmmsg+0x550/0x550 [ 101.309875][ T8256] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 101.316649][ T8256] ? __might_fault+0xb5/0x160 [ 101.321998][ T8256] ___sys_sendmsg+0xd3/0x150 [ 101.327184][ T8256] ? sendmsg_copy_msghdr+0x110/0x110 [ 101.332755][ T8256] ? find_held_lock+0x2d/0x110 [ 101.337742][ T8256] ? check_preemption_disabled+0x36/0xd0 [ 101.344075][ T8256] ? lock_release+0x424/0x7e0 [ 101.349127][ T8256] ? __fget_files+0x193/0x2b0 [ 101.354262][ T8256] ? lock_downgrade+0x7b0/0x7b0 [ 101.359294][ T8256] ? find_held_lock+0x2d/0x110 [ 101.364205][ T8256] ? check_preemption_disabled+0x36/0xd0 [ 101.370096][ T8256] ? lock_is_held_type+0xfa/0x130 [ 101.375230][ T8256] ? __fget_files+0x1ab/0x2b0 [ 101.379995][ T8256] ? __fget_light+0xbe/0x220 [ 101.384869][ T8256] __sys_sendmsg+0xb2/0x140 [ 101.389660][ T8256] ? __sys_sendmsg_sock+0x10/0x10 [ 101.394900][ T8256] ? check_preemption_disabled+0x36/0xd0 [ 101.400770][ T8256] ? syscall_enter_from_user_mode+0x1d/0x60 [ 101.407168][ T8256] ? lockdep_hardirqs_on+0x54/0x100 [ 101.412500][ T8256] do_syscall_64+0x2d/0x70 [ 101.417222][ T8256] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 101.423353][ T8256] RIP: 0033:0x464d29 [ 101.427651][ T8256] 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 [ 101.448458][ T8256] RSP: 002b:00007f0ebdba4188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 101.457044][ T8256] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 101.465897][ T8256] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 101.474472][ T8256] RBP: 00007f0ebdba41d0 R08: 0000000000000000 R09: 0000000000000000 [ 101.482854][ T8256] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 101.491041][ T8256] R13: 00007ffeabcd7c4f R14: 00007f0ebdba4300 R15: 0000000000022000 [ 101.769323][ T8280] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 101.808785][ T8290] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 101.837481][ T8298] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 102.106955][ T8299] FAULT_INJECTION: forcing a failure. [ 102.106955][ T8299] name failslab, interval 1, probability 0, space 0, times 0 [ 102.121528][ T8299] CPU: 0 PID: 8299 Comm: syz-executor.3 Not tainted 5.12.0-rc7-syzkaller #0 [ 102.130781][ T8299] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 102.141438][ T8299] Call Trace: [ 102.144722][ T8299] dump_stack+0x10c/0x14b [ 102.149843][ T8299] should_fail.cold+0x5/0xa [ 102.155056][ T8299] should_failslab+0x5/0x10 [ 102.160172][ T8299] kmem_cache_alloc_node+0x61/0x520 [ 102.165726][ T8299] ? mark_lock+0xf0/0x15f0 [ 102.170417][ T8299] __alloc_skb+0x153/0x280 [ 102.175416][ T8299] inet6_ifa_notify+0x112/0x1e0 [ 102.180540][ T8299] ? inet6_fill_ifaddr+0xba0/0xba0 [ 102.185765][ T8299] ? lock_release+0x424/0x7e0 [ 102.192183][ T8299] __ipv6_ifa_notify+0x13f/0x910 [ 102.197668][ T8299] ? modify_prefix_route+0x4f0/0x4f0 [ 102.203502][ T8299] ? check_preemption_disabled+0x36/0xd0 [ 102.209777][ T8299] ? __local_bh_enable_ip+0x11f/0x220 [ 102.215632][ T8299] ? addrconf_ifdown.isra.0+0x797/0x10e0 [ 102.221805][ T8299] addrconf_ifdown.isra.0+0x7ae/0x10e0 [ 102.227784][ T8299] ? add_addr+0x240/0x240 [ 102.232388][ T8299] ? check_preemption_disabled+0x36/0xd0 [ 102.238900][ T8299] ? lock_is_held_type+0xfa/0x130 [ 102.244165][ T8299] addrconf_notify+0x3e6/0x1ca0 [ 102.249487][ T8299] ? mark_held_locks+0x9f/0xe0 [ 102.254872][ T8299] ? check_preemption_disabled+0x36/0xd0 [ 102.261089][ T8299] ? tls_device_sk_destruct+0x610/0x610 [ 102.269511][ T8299] ? clusterip_netdev_event+0x369/0x540 [ 102.275542][ T8299] ? inet6_ifinfo_notify+0x100/0x100 [ 102.281269][ T8299] ? __local_bh_enable_ip+0x11f/0x220 [ 102.287541][ T8299] ? clusterip_netdev_event+0x369/0x540 [ 102.293455][ T8299] notifier_call_chain+0x94/0x170 [ 102.299443][ T8299] dev_close_many+0x28c/0x560 [ 102.304210][ T8299] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 102.310636][ T8299] dev_change_net_namespace+0xcb7/0x1000 [ 102.317763][ T8299] ? lock_downgrade+0x7b0/0x7b0 [ 102.323541][ T8299] ? check_preemption_disabled+0x36/0xd0 [ 102.329789][ T8299] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 102.335113][ T8299] ? security_capable+0x4c/0x90 [ 102.340530][ T8299] ? ns_capable+0x53/0xc0 [ 102.345324][ T8299] do_setlink+0x16b/0x2f10 [ 102.351365][ T8299] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 102.357686][ T8299] ? unwind_get_return_address+0x51/0x90 [ 102.363952][ T8299] ? rtnl_getlink+0x930/0x930 [ 102.368897][ T8299] ? mark_lock+0xf0/0x15f0 [ 102.373613][ T8299] ? __lock_acquire+0xbc5/0x5050 [ 102.380810][ T8299] ? lock_chain_count+0x20/0x20 [ 102.386106][ T8299] ? mark_lock+0xf0/0x15f0 [ 102.391133][ T8299] ? memset+0x20/0x40 [ 102.395125][ T8299] ? __nla_validate_parse+0xb2/0x1fd0 [ 102.401192][ T8299] ? nla_get_range_signed+0x540/0x540 [ 102.408090][ T8299] __rtnl_newlink+0xabb/0x1360 [ 102.413129][ T8299] ? check_preemption_disabled+0x36/0xd0 [ 102.419735][ T8299] ? rtnl_setlink+0x320/0x320 [ 102.424686][ T8299] ? lock_release+0x424/0x7e0 [ 102.430384][ T8299] ? is_bpf_text_address+0x5f/0xe0 [ 102.435869][ T8299] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 102.442220][ T8299] ? is_bpf_text_address+0x77/0xe0 [ 102.447632][ T8299] ? kernel_text_address+0xbd/0xf0 [ 102.452924][ T8299] ? __kernel_text_address+0x9/0x30 [ 102.458473][ T8299] ? unwind_get_return_address+0x51/0x90 [ 102.464540][ T8299] ? create_prof_cpu_mask+0x20/0x20 [ 102.470063][ T8299] ? arch_stack_walk+0x93/0xe0 [ 102.474838][ T8299] ? stack_trace_save+0x8c/0xc0 [ 102.479777][ T8299] ? stack_trace_consume_entry+0x160/0x160 [ 102.485883][ T8299] ? fs_reclaim_release+0x9c/0xe0 [ 102.490923][ T8299] ? lock_is_held_type+0xfa/0x130 [ 102.496083][ T8299] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 102.502191][ T8299] ? trace_kmalloc+0xbe/0xf0 [ 102.507691][ T8299] ? kmem_cache_alloc_trace+0x21c/0x400 [ 102.513413][ T8299] rtnl_newlink+0x5a/0x90 [ 102.518057][ T8299] rtnetlink_rcv_msg+0x32f/0x860 [ 102.523533][ T8299] ? rtnetlink_put_metrics+0x420/0x420 [ 102.529654][ T8299] ? check_preemption_disabled+0x36/0xd0 [ 102.535686][ T8299] ? netdev_core_pick_tx+0x290/0x290 [ 102.540985][ T8299] ? lock_acquire+0x1d0/0x850 [ 102.545753][ T8299] netlink_rcv_skb+0x118/0x370 [ 102.551227][ T8299] ? rtnetlink_put_metrics+0x420/0x420 [ 102.558361][ T8299] ? netlink_ack+0x9f0/0x9f0 [ 102.563043][ T8299] ? netlink_deliver_tap+0x15d/0x990 [ 102.569062][ T8299] netlink_unicast+0x42e/0x700 [ 102.573999][ T8299] ? netlink_attachskb+0x730/0x730 [ 102.579801][ T8299] ? _copy_from_iter_full+0x177/0x690 [ 102.585559][ T8299] netlink_sendmsg+0x70e/0xbe0 [ 102.590501][ T8299] ? netlink_unicast+0x700/0x700 [ 102.595441][ T8299] ? iovec_from_user+0x143/0x290 [ 102.600588][ T8299] ? netlink_unicast+0x700/0x700 [ 102.606171][ T8299] sock_sendmsg+0xab/0xe0 [ 102.611097][ T8299] ____sys_sendmsg+0x5bf/0x7a0 [ 102.615865][ T8299] ? kernel_sendmsg+0x30/0x30 [ 102.620716][ T8299] ? do_recvmmsg+0x550/0x550 [ 102.627586][ T8299] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 102.633984][ T8299] ? __might_fault+0xb5/0x160 [ 102.639170][ T8299] ___sys_sendmsg+0xd3/0x150 [ 102.643762][ T8299] ? sendmsg_copy_msghdr+0x110/0x110 [ 102.650424][ T8299] ? find_held_lock+0x2d/0x110 [ 102.655475][ T8299] ? check_preemption_disabled+0x36/0xd0 [ 102.661535][ T8299] ? lock_release+0x424/0x7e0 [ 102.666563][ T8299] ? __fget_files+0x193/0x2b0 [ 102.671693][ T8299] ? lock_downgrade+0x7b0/0x7b0 [ 102.677267][ T8299] ? find_held_lock+0x2d/0x110 [ 102.682491][ T8299] ? check_preemption_disabled+0x36/0xd0 [ 102.688368][ T8299] ? lock_is_held_type+0xfa/0x130 [ 102.693923][ T8299] ? __fget_files+0x1ab/0x2b0 [ 102.699238][ T8299] ? __fget_light+0xbe/0x220 [ 102.705882][ T8299] __sys_sendmsg+0xb2/0x140 [ 102.711104][ T8299] ? __sys_sendmsg_sock+0x10/0x10 [ 102.717045][ T8299] ? check_preemption_disabled+0x36/0xd0 [ 102.723588][ T8299] ? syscall_enter_from_user_mode+0x1d/0x60 [ 102.730165][ T8299] ? lockdep_hardirqs_on+0x54/0x100 [ 102.736072][ T8299] do_syscall_64+0x2d/0x70 [ 102.741780][ T8299] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 102.748813][ T8299] RIP: 0033:0x464d29 [ 102.752976][ T8299] 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 [ 102.775873][ T8299] RSP: 002b:00007f3e9c5eb188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 102.784393][ T8299] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 102.792543][ T8299] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 102.800784][ T8299] RBP: 00007f3e9c5eb1d0 R08: 0000000000000000 R09: 0000000000000000 [ 102.809484][ T8299] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 102.818682][ T8299] R13: 00007ffcb8aeb9df R14: 00007f3e9c5eb300 R15: 0000000000022000 [ 103.193098][ T8303] FAULT_INJECTION: forcing a failure. [ 103.193098][ T8303] name failslab, interval 1, probability 0, space 0, times 0 [ 103.206884][ T8303] CPU: 0 PID: 8303 Comm: syz-executor.1 Not tainted 5.12.0-rc7-syzkaller #0 [ 103.216044][ T8303] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 103.226992][ T8303] Call Trace: [ 103.230693][ T8303] dump_stack+0x10c/0x14b [ 103.235160][ T8303] should_fail.cold+0x5/0xa [ 103.239924][ T8303] ? mark_held_locks+0x9f/0xe0 [ 103.244757][ T8303] should_failslab+0x5/0x10 [ 103.249516][ T8303] kmem_cache_alloc_node_trace+0x65/0x540 [ 103.256017][ T8303] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 103.263035][ T8303] __kmalloc_node_track_caller+0x38/0x60 [ 103.270103][ T8303] __alloc_skb+0x8b/0x280 [ 103.275578][ T8303] __neigh_notify+0x7f/0x110 [ 103.281431][ T8303] neigh_cleanup_and_release+0x5a/0x220 [ 103.287292][ T8303] neigh_flush_dev+0x4f4/0x800 [ 103.293084][ T8303] ? lock_release+0x424/0x7e0 [ 103.298176][ T8303] __neigh_ifdown.isra.0+0x44/0x390 [ 103.303712][ T8303] ? __local_bh_enable_ip+0x11f/0x220 [ 103.309459][ T8303] ? rt6_disable_ip+0x49d/0x6a0 [ 103.314754][ T8303] neigh_ifdown+0x7/0x10 [ 103.319206][ T8303] rt6_disable_ip+0x551/0x6a0 [ 103.324931][ T8303] ? rt6_sync_down_dev+0x110/0x110 [ 103.330426][ T8303] ? mark_lock+0xf0/0x15f0 [ 103.335872][ T8303] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 103.341374][ T8303] ? lock_chain_count+0x20/0x20 [ 103.346729][ T8303] ? add_addr+0x240/0x240 [ 103.351293][ T8303] ? check_preemption_disabled+0x36/0xd0 [ 103.358347][ T8303] ? lock_is_held_type+0xfa/0x130 [ 103.365632][ T8303] addrconf_notify+0x3e6/0x1ca0 [ 103.371553][ T8303] ? mark_held_locks+0x9f/0xe0 [ 103.377738][ T8303] ? check_preemption_disabled+0x36/0xd0 [ 103.384456][ T8303] ? tls_device_sk_destruct+0x610/0x610 [ 103.390786][ T8303] ? clusterip_netdev_event+0x369/0x540 [ 103.397021][ T8303] ? inet6_ifinfo_notify+0x100/0x100 [ 103.402684][ T8303] ? __local_bh_enable_ip+0x11f/0x220 [ 103.408402][ T8303] ? clusterip_netdev_event+0x369/0x540 [ 103.414911][ T8303] notifier_call_chain+0x94/0x170 [ 103.420825][ T8303] dev_close_many+0x28c/0x560 [ 103.426094][ T8303] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 103.433243][ T8303] dev_change_net_namespace+0xcb7/0x1000 [ 103.439715][ T8303] ? lock_downgrade+0x7b0/0x7b0 [ 103.445233][ T8303] ? check_preemption_disabled+0x36/0xd0 [ 103.451657][ T8303] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 103.457748][ T8303] ? security_capable+0x4c/0x90 [ 103.462833][ T8303] ? ns_capable+0x53/0xc0 [ 103.468392][ T8303] do_setlink+0x16b/0x2f10 [ 103.473640][ T8303] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 103.480661][ T8303] ? unwind_get_return_address+0x51/0x90 [ 103.486824][ T8303] ? rtnl_getlink+0x930/0x930 [ 103.492689][ T8303] ? mark_lock+0xf0/0x15f0 [ 103.498025][ T8303] ? __lock_acquire+0xbc5/0x5050 [ 103.503402][ T8303] ? lock_chain_count+0x20/0x20 [ 103.509294][ T8303] ? mark_lock+0xf0/0x15f0 [ 103.514008][ T8303] ? memset+0x20/0x40 [ 103.518923][ T8303] ? __nla_validate_parse+0xb2/0x1fd0 [ 103.526149][ T8303] ? nla_get_range_signed+0x540/0x540 [ 103.532044][ T8303] __rtnl_newlink+0xabb/0x1360 [ 103.536906][ T8303] ? check_preemption_disabled+0x36/0xd0 [ 103.543432][ T8303] ? rtnl_setlink+0x320/0x320 [ 103.548438][ T8303] ? lock_release+0x424/0x7e0 [ 103.554521][ T8303] ? is_bpf_text_address+0x5f/0xe0 [ 103.560922][ T8303] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 103.568569][ T8303] ? is_bpf_text_address+0x77/0xe0 [ 103.574577][ T8303] ? kernel_text_address+0xbd/0xf0 [ 103.579780][ T8303] ? __kernel_text_address+0x9/0x30 [ 103.587325][ T8303] ? unwind_get_return_address+0x51/0x90 [ 103.593131][ T8303] ? create_prof_cpu_mask+0x20/0x20 [ 103.598775][ T8303] ? arch_stack_walk+0x93/0xe0 [ 103.603555][ T8303] ? stack_trace_save+0x8c/0xc0 [ 103.608773][ T8303] ? stack_trace_consume_entry+0x160/0x160 [ 103.615472][ T8303] ? fs_reclaim_release+0x9c/0xe0 [ 103.620832][ T8303] ? lock_is_held_type+0xfa/0x130 [ 103.628401][ T8303] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 103.634595][ T8303] ? trace_kmalloc+0xbe/0xf0 [ 103.639547][ T8303] ? kmem_cache_alloc_trace+0x21c/0x400 [ 103.646350][ T8303] rtnl_newlink+0x5a/0x90 [ 103.652146][ T8303] rtnetlink_rcv_msg+0x32f/0x860 [ 103.658450][ T8303] ? rtnetlink_put_metrics+0x420/0x420 [ 103.664813][ T8303] ? check_preemption_disabled+0x36/0xd0 [ 103.671724][ T8303] ? lock_acquire+0x222/0x850 [ 103.677477][ T8303] netlink_rcv_skb+0x118/0x370 [ 103.682423][ T8303] ? rtnetlink_put_metrics+0x420/0x420 [ 103.688926][ T8303] ? netlink_ack+0x9f0/0x9f0 [ 103.694558][ T8303] ? netlink_deliver_tap+0x15d/0x990 [ 103.700275][ T8303] netlink_unicast+0x42e/0x700 [ 103.705725][ T8303] ? netlink_attachskb+0x730/0x730 [ 103.712066][ T8303] ? _copy_from_iter_full+0x177/0x690 [ 103.717866][ T8303] netlink_sendmsg+0x70e/0xbe0 [ 103.722891][ T8303] ? netlink_unicast+0x700/0x700 [ 103.727850][ T8303] ? iovec_from_user+0x143/0x290 [ 103.733003][ T8303] ? netlink_unicast+0x700/0x700 [ 103.738380][ T8303] sock_sendmsg+0xab/0xe0 [ 103.743220][ T8303] ____sys_sendmsg+0x5bf/0x7a0 [ 103.749629][ T8303] ? kernel_sendmsg+0x30/0x30 [ 103.755359][ T8303] ? do_recvmmsg+0x550/0x550 [ 103.760505][ T8303] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 103.766798][ T8303] ? __might_fault+0xb5/0x160 [ 103.772104][ T8303] ___sys_sendmsg+0xd3/0x150 [ 103.777022][ T8303] ? sendmsg_copy_msghdr+0x110/0x110 [ 103.782928][ T8303] ? find_held_lock+0x2d/0x110 [ 103.788295][ T8303] ? check_preemption_disabled+0x36/0xd0 [ 103.795144][ T8303] ? lock_release+0x424/0x7e0 [ 103.800729][ T8303] ? __fget_files+0x193/0x2b0 [ 103.805988][ T8303] ? lock_downgrade+0x7b0/0x7b0 [ 103.811103][ T8303] ? find_held_lock+0x2d/0x110 [ 103.816442][ T8303] ? check_preemption_disabled+0x36/0xd0 [ 103.822440][ T8303] ? lock_is_held_type+0xfa/0x130 [ 103.828224][ T8303] ? __fget_files+0x1ab/0x2b0 [ 103.834416][ T8303] ? __fget_light+0xbe/0x220 [ 103.840131][ T8303] __sys_sendmsg+0xb2/0x140 [ 103.846065][ T8303] ? __sys_sendmsg_sock+0x10/0x10 [ 103.852360][ T8303] ? check_preemption_disabled+0x36/0xd0 [ 103.858098][ T8303] ? syscall_enter_from_user_mode+0x1d/0x60 [ 103.865351][ T8303] ? lockdep_hardirqs_on+0x54/0x100 [ 103.871110][ T8303] do_syscall_64+0x2d/0x70 [ 103.877475][ T8303] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 103.884404][ T8303] RIP: 0033:0x464d29 [ 103.888943][ T8303] 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 [ 103.910763][ T8303] RSP: 002b:00007faf7b584188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 103.920063][ T8303] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 103.929505][ T8303] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 103.938742][ T8303] RBP: 00007faf7b5841d0 R08: 0000000000000000 R09: 0000000000000000 [ 103.949061][ T8303] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 103.959169][ T8303] R13: 00007ffdc3fbe4ff R14: 00007faf7b584300 R15: 0000000000022000 [ 104.622253][ T8303] device veth0_vlan left promiscuous mode [ 104.645477][ T8303] device veth0_vlan entered promiscuous mode 2021/04/13 00:49:02 executed programs: 89 [ 104.679574][ T8324] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 105.142143][ T8326] FAULT_INJECTION: forcing a failure. [ 105.142143][ T8326] name failslab, interval 1, probability 0, space 0, times 0 [ 105.155966][ T8326] CPU: 0 PID: 8326 Comm: syz-executor.2 Not tainted 5.12.0-rc7-syzkaller #0 [ 105.166483][ T8326] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 105.177579][ T8326] Call Trace: [ 105.181068][ T8326] dump_stack+0x10c/0x14b [ 105.185579][ T8326] should_fail.cold+0x5/0xa [ 105.190679][ T8326] should_failslab+0x5/0x10 [ 105.195375][ T8326] kmem_cache_alloc_node+0x61/0x520 [ 105.200983][ T8326] __alloc_skb+0x153/0x280 [ 105.205660][ T8326] __neigh_notify+0x7f/0x110 [ 105.210815][ T8326] neigh_cleanup_and_release+0x5a/0x220 [ 105.216717][ T8326] neigh_flush_dev+0x4f4/0x800 [ 105.221646][ T8326] ? lock_release+0x424/0x7e0 [ 105.226827][ T8326] __neigh_ifdown.isra.0+0x44/0x390 [ 105.232466][ T8326] ? __local_bh_enable_ip+0x11f/0x220 [ 105.237844][ T8326] ? rt6_disable_ip+0x49d/0x6a0 [ 105.243215][ T8326] neigh_ifdown+0x7/0x10 [ 105.248010][ T8326] rt6_disable_ip+0x551/0x6a0 [ 105.253163][ T8326] ? rt6_sync_down_dev+0x110/0x110 [ 105.258737][ T8326] ? mark_lock+0xf0/0x15f0 [ 105.263487][ T8326] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 105.268941][ T8326] ? lock_chain_count+0x20/0x20 [ 105.274148][ T8326] ? add_addr+0x240/0x240 [ 105.278659][ T8326] ? check_preemption_disabled+0x36/0xd0 [ 105.284473][ T8326] ? lock_is_held_type+0xfa/0x130 [ 105.289691][ T8326] addrconf_notify+0x3e6/0x1ca0 [ 105.294574][ T8326] ? mark_held_locks+0x9f/0xe0 [ 105.299879][ T8326] ? check_preemption_disabled+0x36/0xd0 [ 105.305987][ T8326] ? tls_device_sk_destruct+0x610/0x610 [ 105.312148][ T8326] ? clusterip_netdev_event+0x369/0x540 [ 105.318242][ T8326] ? inet6_ifinfo_notify+0x100/0x100 [ 105.324003][ T8326] ? __local_bh_enable_ip+0x11f/0x220 [ 105.329651][ T8326] ? clusterip_netdev_event+0x369/0x540 [ 105.335469][ T8326] notifier_call_chain+0x94/0x170 [ 105.340508][ T8326] dev_close_many+0x28c/0x560 [ 105.345903][ T8326] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 105.353722][ T8326] dev_change_net_namespace+0xcb7/0x1000 [ 105.360621][ T8326] ? lock_downgrade+0x7b0/0x7b0 [ 105.367131][ T8326] ? check_preemption_disabled+0x36/0xd0 [ 105.373267][ T8326] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 105.379024][ T8326] ? security_capable+0x4c/0x90 [ 105.383968][ T8326] ? ns_capable+0x53/0xc0 [ 105.388687][ T8326] do_setlink+0x16b/0x2f10 [ 105.393632][ T8326] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 105.399955][ T8326] ? unwind_get_return_address+0x51/0x90 [ 105.405711][ T8326] ? rtnl_getlink+0x930/0x930 [ 105.410880][ T8326] ? mark_lock+0xf0/0x15f0 [ 105.415900][ T8326] ? __lock_acquire+0xbc5/0x5050 [ 105.421135][ T8326] ? lock_chain_count+0x20/0x20 [ 105.426032][ T8326] ? mark_lock+0xf0/0x15f0 [ 105.430974][ T8326] ? memset+0x20/0x40 [ 105.435067][ T8326] ? __nla_validate_parse+0xb2/0x1fd0 [ 105.440806][ T8326] ? nla_get_range_signed+0x540/0x540 [ 105.446598][ T8326] __rtnl_newlink+0xabb/0x1360 [ 105.451591][ T8326] ? check_preemption_disabled+0x36/0xd0 [ 105.457395][ T8326] ? rtnl_setlink+0x320/0x320 [ 105.462446][ T8326] ? lock_release+0x424/0x7e0 [ 105.467529][ T8326] ? is_bpf_text_address+0x5f/0xe0 [ 105.473527][ T8326] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 105.480238][ T8326] ? is_bpf_text_address+0x77/0xe0 [ 105.486045][ T8326] ? kernel_text_address+0xbd/0xf0 [ 105.492497][ T8326] ? __kernel_text_address+0x9/0x30 [ 105.499198][ T8326] ? unwind_get_return_address+0x51/0x90 [ 105.505861][ T8326] ? create_prof_cpu_mask+0x20/0x20 [ 105.511345][ T8326] ? arch_stack_walk+0x93/0xe0 [ 105.516243][ T8326] ? stack_trace_save+0x8c/0xc0 [ 105.521293][ T8326] ? stack_trace_consume_entry+0x160/0x160 [ 105.527889][ T8326] ? fs_reclaim_release+0x9c/0xe0 [ 105.533364][ T8326] ? lock_is_held_type+0xfa/0x130 [ 105.538617][ T8326] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 105.544904][ T8326] ? trace_kmalloc+0xbe/0xf0 [ 105.549793][ T8326] ? kmem_cache_alloc_trace+0x21c/0x400 [ 105.555451][ T8326] rtnl_newlink+0x5a/0x90 [ 105.560066][ T8326] rtnetlink_rcv_msg+0x32f/0x860 [ 105.565014][ T8326] ? rtnetlink_put_metrics+0x420/0x420 [ 105.571120][ T8326] ? check_preemption_disabled+0x36/0xd0 [ 105.577221][ T8326] ? netdev_core_pick_tx+0x290/0x290 [ 105.582941][ T8326] ? lock_acquire+0x1d0/0x850 [ 105.587908][ T8326] netlink_rcv_skb+0x118/0x370 [ 105.593415][ T8326] ? rtnetlink_put_metrics+0x420/0x420 [ 105.599068][ T8326] ? netlink_ack+0x9f0/0x9f0 [ 105.603940][ T8326] ? netlink_deliver_tap+0x15d/0x990 [ 105.609245][ T8326] netlink_unicast+0x42e/0x700 [ 105.614146][ T8326] ? netlink_attachskb+0x730/0x730 [ 105.619276][ T8326] ? _copy_from_iter_full+0x177/0x690 [ 105.627778][ T8326] netlink_sendmsg+0x70e/0xbe0 [ 105.633683][ T8326] ? netlink_unicast+0x700/0x700 [ 105.639727][ T8326] ? iovec_from_user+0x143/0x290 [ 105.645076][ T8326] ? netlink_unicast+0x700/0x700 [ 105.650110][ T8326] sock_sendmsg+0xab/0xe0 [ 105.654550][ T8326] ____sys_sendmsg+0x5bf/0x7a0 [ 105.660505][ T8326] ? kernel_sendmsg+0x30/0x30 [ 105.667204][ T8326] ? do_recvmmsg+0x550/0x550 [ 105.673305][ T8326] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 105.680259][ T8326] ? __might_fault+0xb5/0x160 [ 105.686189][ T8326] ___sys_sendmsg+0xd3/0x150 [ 105.691655][ T8326] ? sendmsg_copy_msghdr+0x110/0x110 [ 105.697228][ T8326] ? find_held_lock+0x2d/0x110 [ 105.702336][ T8326] ? check_preemption_disabled+0x36/0xd0 [ 105.708706][ T8326] ? lock_release+0x424/0x7e0 [ 105.713759][ T8326] ? __fget_files+0x193/0x2b0 [ 105.719506][ T8326] ? lock_downgrade+0x7b0/0x7b0 [ 105.724850][ T8326] ? find_held_lock+0x2d/0x110 [ 105.730963][ T8326] ? check_preemption_disabled+0x36/0xd0 [ 105.737731][ T8326] ? lock_is_held_type+0xfa/0x130 [ 105.743187][ T8326] ? __fget_files+0x1ab/0x2b0 [ 105.747947][ T8326] ? __fget_light+0xbe/0x220 [ 105.752985][ T8326] __sys_sendmsg+0xb2/0x140 [ 105.758223][ T8326] ? __sys_sendmsg_sock+0x10/0x10 [ 105.764204][ T8326] ? check_preemption_disabled+0x36/0xd0 [ 105.770748][ T8326] ? syscall_enter_from_user_mode+0x1d/0x60 [ 105.776806][ T8326] ? lockdep_hardirqs_on+0x54/0x100 [ 105.782629][ T8326] do_syscall_64+0x2d/0x70 [ 105.787555][ T8326] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 105.793724][ T8326] RIP: 0033:0x464d29 [ 105.798235][ T8326] 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 [ 105.820025][ T8326] RSP: 002b:00007f1975114188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 105.829049][ T8326] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 105.837751][ T8326] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 105.847307][ T8326] RBP: 00007f19751141d0 R08: 0000000000000000 R09: 0000000000000000 [ 105.856455][ T8326] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 105.865475][ T8326] R13: 00007ffcc258f36f R14: 00007f1975114300 R15: 0000000000022000 [ 106.149964][ T8348] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 106.188694][ T8349] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 106.227650][ T8354] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 106.279119][ T8371] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 106.329667][ T8372] FAULT_INJECTION: forcing a failure. [ 106.329667][ T8372] name failslab, interval 1, probability 0, space 0, times 0 [ 106.436315][ T8372] CPU: 0 PID: 8372 Comm: syz-executor.3 Not tainted 5.12.0-rc7-syzkaller #0 [ 106.445209][ T8372] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 106.455817][ T8372] Call Trace: [ 106.459221][ T8372] dump_stack+0x10c/0x14b [ 106.463925][ T8372] should_fail.cold+0x5/0xa [ 106.468626][ T8372] should_failslab+0x5/0x10 [ 106.473670][ T8372] kmem_cache_alloc_node+0x61/0x520 [ 106.479554][ T8372] __alloc_skb+0x153/0x280 [ 106.484556][ T8372] mpls_netconf_notify_devconf+0x35/0xc0 [ 106.490721][ T8372] mpls_dev_notify+0x39b/0x6e0 [ 106.496003][ T8372] ? lockdep_rtnl_is_held+0x11/0x20 [ 106.501846][ T8372] notifier_call_chain+0x94/0x170 [ 106.507267][ T8372] dev_change_net_namespace+0x22e/0x1000 [ 106.513240][ T8372] ? lock_downgrade+0x7b0/0x7b0 [ 106.518277][ T8372] ? check_preemption_disabled+0x36/0xd0 [ 106.524102][ T8372] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 106.529429][ T8372] ? security_capable+0x4c/0x90 [ 106.534736][ T8372] ? ns_capable+0x53/0xc0 [ 106.539296][ T8372] do_setlink+0x16b/0x2f10 [ 106.544415][ T8372] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 106.550678][ T8372] ? unwind_get_return_address+0x51/0x90 [ 106.556551][ T8372] ? rtnl_getlink+0x930/0x930 [ 106.561427][ T8372] ? mark_lock+0xf0/0x15f0 [ 106.566129][ T8372] ? __lock_acquire+0xbc5/0x5050 [ 106.571449][ T8372] ? lock_chain_count+0x20/0x20 [ 106.576603][ T8372] ? mark_lock+0xf0/0x15f0 [ 106.581407][ T8372] ? mark_lock+0xf0/0x15f0 [ 106.586203][ T8372] ? memset+0x20/0x40 [ 106.590287][ T8372] ? __nla_validate_parse+0xb2/0x1fd0 [ 106.595971][ T8372] ? nla_get_range_signed+0x540/0x540 [ 106.601384][ T8372] __rtnl_newlink+0xabb/0x1360 [ 106.606355][ T8372] ? check_preemption_disabled+0x36/0xd0 [ 106.612415][ T8372] ? rtnl_setlink+0x320/0x320 [ 106.617865][ T8372] ? lock_release+0x424/0x7e0 [ 106.625133][ T8372] ? is_bpf_text_address+0x5f/0xe0 [ 106.631200][ T8372] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 106.637927][ T8372] ? is_bpf_text_address+0x77/0xe0 [ 106.644978][ T8372] ? kernel_text_address+0xbd/0xf0 [ 106.650233][ T8372] ? __kernel_text_address+0x9/0x30 [ 106.655820][ T8372] ? unwind_get_return_address+0x51/0x90 [ 106.661707][ T8372] ? create_prof_cpu_mask+0x20/0x20 [ 106.667178][ T8372] ? arch_stack_walk+0x93/0xe0 [ 106.672060][ T8372] ? stack_trace_save+0x8c/0xc0 [ 106.677012][ T8372] ? stack_trace_consume_entry+0x160/0x160 [ 106.683523][ T8372] ? fs_reclaim_release+0x9c/0xe0 [ 106.688947][ T8372] ? lock_is_held_type+0xfa/0x130 [ 106.694566][ T8372] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 106.700311][ T8372] ? trace_kmalloc+0xbe/0xf0 [ 106.705014][ T8372] ? kmem_cache_alloc_trace+0x21c/0x400 [ 106.710591][ T8372] rtnl_newlink+0x5a/0x90 [ 106.715205][ T8372] rtnetlink_rcv_msg+0x32f/0x860 [ 106.720165][ T8372] ? rtnetlink_put_metrics+0x420/0x420 [ 106.726100][ T8372] ? check_preemption_disabled+0x36/0xd0 [ 106.731838][ T8372] ? netdev_core_pick_tx+0x290/0x290 [ 106.737713][ T8372] ? lock_acquire+0x1d0/0x850 [ 106.742595][ T8372] netlink_rcv_skb+0x118/0x370 [ 106.747720][ T8372] ? rtnetlink_put_metrics+0x420/0x420 [ 106.753286][ T8372] ? netlink_ack+0x9f0/0x9f0 [ 106.758074][ T8372] ? netlink_deliver_tap+0x15d/0x990 [ 106.763392][ T8372] netlink_unicast+0x42e/0x700 [ 106.768185][ T8372] ? netlink_attachskb+0x730/0x730 [ 106.773313][ T8372] ? _copy_from_iter_full+0x177/0x690 [ 106.778715][ T8372] netlink_sendmsg+0x70e/0xbe0 [ 106.783963][ T8372] ? netlink_unicast+0x700/0x700 [ 106.789444][ T8372] ? iovec_from_user+0x143/0x290 [ 106.794581][ T8372] ? netlink_unicast+0x700/0x700 [ 106.799549][ T8372] sock_sendmsg+0xab/0xe0 [ 106.803898][ T8372] ____sys_sendmsg+0x5bf/0x7a0 [ 106.808948][ T8372] ? kernel_sendmsg+0x30/0x30 [ 106.813935][ T8372] ? do_recvmmsg+0x550/0x550 [ 106.818634][ T8372] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 106.824741][ T8372] ? __might_fault+0xb5/0x160 [ 106.829524][ T8372] ___sys_sendmsg+0xd3/0x150 [ 106.834363][ T8372] ? sendmsg_copy_msghdr+0x110/0x110 [ 106.839660][ T8372] ? find_held_lock+0x2d/0x110 [ 106.844522][ T8372] ? check_preemption_disabled+0x36/0xd0 [ 106.850299][ T8372] ? lock_release+0x424/0x7e0 [ 106.855002][ T8372] ? __fget_files+0x193/0x2b0 [ 106.859973][ T8372] ? lock_downgrade+0x7b0/0x7b0 [ 106.865255][ T8372] ? find_held_lock+0x2d/0x110 [ 106.870295][ T8372] ? check_preemption_disabled+0x36/0xd0 [ 106.876025][ T8372] ? lock_is_held_type+0xfa/0x130 [ 106.881444][ T8372] ? __fget_files+0x1ab/0x2b0 [ 106.886323][ T8372] ? __fget_light+0xbe/0x220 [ 106.891193][ T8372] __sys_sendmsg+0xb2/0x140 [ 106.895712][ T8372] ? __sys_sendmsg_sock+0x10/0x10 [ 106.900870][ T8372] ? check_preemption_disabled+0x36/0xd0 [ 106.906617][ T8372] ? syscall_enter_from_user_mode+0x1d/0x60 [ 106.912742][ T8372] ? lockdep_hardirqs_on+0x54/0x100 [ 106.918218][ T8372] do_syscall_64+0x2d/0x70 [ 106.922653][ T8372] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 106.928926][ T8372] RIP: 0033:0x464d29 [ 106.933115][ T8372] 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 [ 106.953533][ T8372] RSP: 002b:00007f3e9c5eb188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 106.962409][ T8372] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 106.971189][ T8372] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 106.979697][ T8372] RBP: 00007f3e9c5eb1d0 R08: 0000000000000000 R09: 0000000000000000 [ 106.988461][ T8372] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 106.997088][ T8372] R13: 00007ffcb8aeb9df R14: 00007f3e9c5eb300 R15: 0000000000022000 [ 107.217305][ T8392] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 107.362000][ T8402] FAULT_INJECTION: forcing a failure. [ 107.362000][ T8402] name failslab, interval 1, probability 0, space 0, times 0 [ 107.376047][ T8402] CPU: 1 PID: 8402 Comm: syz-executor.1 Not tainted 5.12.0-rc7-syzkaller #0 [ 107.385984][ T8402] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 107.397296][ T8402] Call Trace: [ 107.400671][ T8402] dump_stack+0x10c/0x14b [ 107.405507][ T8402] should_fail.cold+0x5/0xa [ 107.410026][ T8402] ? mark_held_locks+0x9f/0xe0 [ 107.415072][ T8402] should_failslab+0x5/0x10 [ 107.419832][ T8402] kmem_cache_alloc_node_trace+0x65/0x540 [ 107.425967][ T8402] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 107.431844][ T8402] __kmalloc_node_track_caller+0x38/0x60 [ 107.437700][ T8402] __alloc_skb+0x8b/0x280 [ 107.442303][ T8402] __neigh_notify+0x7f/0x110 [ 107.447086][ T8402] neigh_cleanup_and_release+0x5a/0x220 [ 107.453160][ T8402] neigh_flush_dev+0x4f4/0x800 [ 107.458199][ T8402] ? lock_release+0x424/0x7e0 [ 107.463473][ T8402] __neigh_ifdown.isra.0+0x44/0x390 [ 107.468768][ T8402] ? __local_bh_enable_ip+0x11f/0x220 [ 107.474315][ T8402] ? rt6_disable_ip+0x49d/0x6a0 [ 107.479397][ T8402] neigh_ifdown+0x7/0x10 [ 107.483923][ T8402] rt6_disable_ip+0x551/0x6a0 [ 107.488982][ T8402] ? rt6_sync_down_dev+0x110/0x110 [ 107.494391][ T8402] ? mark_lock+0xf0/0x15f0 [ 107.499257][ T8402] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 107.504623][ T8402] ? lock_chain_count+0x20/0x20 [ 107.510212][ T8402] ? add_addr+0x240/0x240 [ 107.514705][ T8402] ? check_preemption_disabled+0x36/0xd0 [ 107.520848][ T8402] ? lock_is_held_type+0xfa/0x130 [ 107.527137][ T8402] addrconf_notify+0x3e6/0x1ca0 [ 107.532843][ T8402] ? mark_held_locks+0x9f/0xe0 [ 107.538558][ T8402] ? check_preemption_disabled+0x36/0xd0 [ 107.544695][ T8402] ? tls_device_sk_destruct+0x610/0x610 [ 107.551060][ T8402] ? clusterip_netdev_event+0x369/0x540 [ 107.557661][ T8402] ? inet6_ifinfo_notify+0x100/0x100 [ 107.563139][ T8402] ? __local_bh_enable_ip+0x11f/0x220 [ 107.568535][ T8402] ? clusterip_netdev_event+0x369/0x540 [ 107.574342][ T8402] notifier_call_chain+0x94/0x170 [ 107.580025][ T8402] dev_close_many+0x28c/0x560 [ 107.585132][ T8402] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 107.591760][ T8402] dev_change_net_namespace+0xcb7/0x1000 [ 107.598064][ T8402] ? lock_downgrade+0x7b0/0x7b0 [ 107.603401][ T8402] ? check_preemption_disabled+0x36/0xd0 [ 107.610154][ T8402] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 107.615881][ T8402] ? security_capable+0x4c/0x90 [ 107.620737][ T8402] ? ns_capable+0x53/0xc0 [ 107.628142][ T8402] do_setlink+0x16b/0x2f10 [ 107.633040][ T8402] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 107.639412][ T8402] ? unwind_get_return_address+0x51/0x90 [ 107.645084][ T8402] ? rtnl_getlink+0x930/0x930 [ 107.650264][ T8402] ? mark_lock+0xf0/0x15f0 [ 107.655223][ T8402] ? __lock_acquire+0xbc5/0x5050 [ 107.660635][ T8402] ? lock_chain_count+0x20/0x20 [ 107.665660][ T8402] ? mark_lock+0xf0/0x15f0 [ 107.670697][ T8402] ? memset+0x20/0x40 [ 107.675077][ T8402] ? __nla_validate_parse+0xb2/0x1fd0 [ 107.680803][ T8402] ? nla_get_range_signed+0x540/0x540 [ 107.686959][ T8402] __rtnl_newlink+0xabb/0x1360 [ 107.692024][ T8402] ? check_preemption_disabled+0x36/0xd0 [ 107.697767][ T8402] ? rtnl_setlink+0x320/0x320 [ 107.703084][ T8402] ? lock_release+0x424/0x7e0 [ 107.708476][ T8402] ? is_bpf_text_address+0x5f/0xe0 [ 107.713697][ T8402] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 107.721618][ T8402] ? is_bpf_text_address+0x77/0xe0 [ 107.728015][ T8402] ? kernel_text_address+0xbd/0xf0 [ 107.733482][ T8402] ? __kernel_text_address+0x9/0x30 [ 107.739382][ T8402] ? unwind_get_return_address+0x51/0x90 [ 107.745426][ T8402] ? create_prof_cpu_mask+0x20/0x20 [ 107.751039][ T8402] ? arch_stack_walk+0x93/0xe0 [ 107.755958][ T8402] ? stack_trace_save+0x8c/0xc0 [ 107.761240][ T8402] ? stack_trace_consume_entry+0x160/0x160 [ 107.767562][ T8402] ? fs_reclaim_release+0x9c/0xe0 [ 107.772689][ T8402] ? lock_is_held_type+0xfa/0x130 [ 107.778729][ T8402] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 107.784937][ T8402] ? trace_kmalloc+0xbe/0xf0 [ 107.789728][ T8402] ? kmem_cache_alloc_trace+0x21c/0x400 [ 107.795953][ T8402] rtnl_newlink+0x5a/0x90 [ 107.800404][ T8402] rtnetlink_rcv_msg+0x32f/0x860 [ 107.805348][ T8402] ? rtnetlink_put_metrics+0x420/0x420 [ 107.811014][ T8402] ? check_preemption_disabled+0x36/0xd0 [ 107.817166][ T8402] ? lock_acquire+0x222/0x850 [ 107.822027][ T8402] netlink_rcv_skb+0x118/0x370 [ 107.827263][ T8402] ? rtnetlink_put_metrics+0x420/0x420 [ 107.833152][ T8402] ? netlink_ack+0x9f0/0x9f0 [ 107.838224][ T8402] ? netlink_deliver_tap+0x15d/0x990 [ 107.844272][ T8402] netlink_unicast+0x42e/0x700 [ 107.849537][ T8402] ? netlink_attachskb+0x730/0x730 [ 107.854990][ T8402] ? _copy_from_iter_full+0x177/0x690 [ 107.861044][ T8402] netlink_sendmsg+0x70e/0xbe0 [ 107.866001][ T8402] ? netlink_unicast+0x700/0x700 [ 107.871221][ T8402] ? iovec_from_user+0x143/0x290 [ 107.877084][ T8402] ? netlink_unicast+0x700/0x700 [ 107.882024][ T8402] sock_sendmsg+0xab/0xe0 [ 107.887016][ T8402] ____sys_sendmsg+0x5bf/0x7a0 [ 107.891985][ T8402] ? kernel_sendmsg+0x30/0x30 [ 107.897010][ T8402] ? do_recvmmsg+0x550/0x550 [ 107.901913][ T8402] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 107.908470][ T8402] ? __might_fault+0xb5/0x160 [ 107.913269][ T8402] ___sys_sendmsg+0xd3/0x150 [ 107.918348][ T8402] ? sendmsg_copy_msghdr+0x110/0x110 [ 107.924940][ T8402] ? find_held_lock+0x2d/0x110 [ 107.931392][ T8402] ? check_preemption_disabled+0x36/0xd0 [ 107.938118][ T8402] ? lock_release+0x424/0x7e0 [ 107.943831][ T8402] ? __fget_files+0x193/0x2b0 [ 107.948897][ T8402] ? lock_downgrade+0x7b0/0x7b0 [ 107.954048][ T8402] ? find_held_lock+0x2d/0x110 [ 107.959533][ T8402] ? check_preemption_disabled+0x36/0xd0 [ 107.965644][ T8402] ? lock_is_held_type+0xfa/0x130 [ 107.970999][ T8402] ? __fget_files+0x1ab/0x2b0 [ 107.975870][ T8402] ? __fget_light+0xbe/0x220 [ 107.980515][ T8402] __sys_sendmsg+0xb2/0x140 [ 107.985430][ T8402] ? __sys_sendmsg_sock+0x10/0x10 [ 107.990831][ T8402] ? check_preemption_disabled+0x36/0xd0 [ 107.997154][ T8402] ? syscall_enter_from_user_mode+0x1d/0x60 [ 108.003885][ T8402] ? lockdep_hardirqs_on+0x54/0x100 [ 108.009321][ T8402] do_syscall_64+0x2d/0x70 [ 108.014773][ T8402] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 108.021085][ T8402] RIP: 0033:0x464d29 [ 108.025066][ T8402] 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 [ 108.046959][ T8402] RSP: 002b:00007faf7b584188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 108.056056][ T8402] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 108.066395][ T8402] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 108.075175][ T8402] RBP: 00007faf7b5841d0 R08: 0000000000000000 R09: 0000000000000000 [ 108.083319][ T8402] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 108.092336][ T8402] R13: 00007ffdc3fbe4ff R14: 00007faf7b584300 R15: 0000000000022000 [ 108.409456][ T8434] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 108.823027][ T8441] FAULT_INJECTION: forcing a failure. [ 108.823027][ T8441] name failslab, interval 1, probability 0, space 0, times 0 [ 108.837236][ T8441] CPU: 0 PID: 8441 Comm: syz-executor.2 Not tainted 5.12.0-rc7-syzkaller #0 [ 108.846196][ T8441] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 108.856550][ T8441] Call Trace: [ 108.860222][ T8441] dump_stack+0x10c/0x14b [ 108.864843][ T8441] should_fail.cold+0x5/0xa [ 108.869438][ T8441] should_failslab+0x5/0x10 [ 108.874266][ T8441] kmem_cache_alloc_node+0x61/0x520 [ 108.879638][ T8441] __alloc_skb+0x153/0x280 [ 108.884579][ T8441] __neigh_notify+0x7f/0x110 [ 108.889369][ T8441] neigh_cleanup_and_release+0x5a/0x220 [ 108.895268][ T8441] neigh_flush_dev+0x4f4/0x800 [ 108.900567][ T8441] ? lock_release+0x424/0x7e0 [ 108.906102][ T8441] __neigh_ifdown.isra.0+0x44/0x390 [ 108.911745][ T8441] ? __local_bh_enable_ip+0x11f/0x220 [ 108.917339][ T8441] ? rt6_disable_ip+0x49d/0x6a0 [ 108.922731][ T8441] neigh_ifdown+0x7/0x10 [ 108.927142][ T8441] rt6_disable_ip+0x551/0x6a0 [ 108.932378][ T8441] ? rt6_sync_down_dev+0x110/0x110 [ 108.937981][ T8441] ? mark_lock+0xf0/0x15f0 [ 108.942686][ T8441] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 108.949156][ T8441] ? lock_chain_count+0x20/0x20 [ 108.954319][ T8441] ? add_addr+0x240/0x240 [ 108.959452][ T8441] ? check_preemption_disabled+0x36/0xd0 [ 108.965651][ T8441] ? lock_is_held_type+0xfa/0x130 [ 108.971116][ T8441] addrconf_notify+0x3e6/0x1ca0 [ 108.976105][ T8441] ? mark_held_locks+0x9f/0xe0 [ 108.981381][ T8441] ? check_preemption_disabled+0x36/0xd0 [ 108.987520][ T8441] ? tls_device_sk_destruct+0x610/0x610 [ 108.993424][ T8441] ? clusterip_netdev_event+0x369/0x540 [ 108.999358][ T8441] ? inet6_ifinfo_notify+0x100/0x100 [ 109.005065][ T8441] ? __local_bh_enable_ip+0x11f/0x220 [ 109.011000][ T8441] ? clusterip_netdev_event+0x369/0x540 [ 109.017629][ T8441] notifier_call_chain+0x94/0x170 [ 109.022983][ T8441] dev_close_many+0x28c/0x560 [ 109.027794][ T8441] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 109.034850][ T8441] dev_change_net_namespace+0xcb7/0x1000 [ 109.040850][ T8441] ? lock_downgrade+0x7b0/0x7b0 [ 109.046028][ T8441] ? check_preemption_disabled+0x36/0xd0 [ 109.051778][ T8441] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 109.057525][ T8441] ? security_capable+0x4c/0x90 [ 109.062874][ T8441] ? ns_capable+0x53/0xc0 [ 109.067865][ T8441] do_setlink+0x16b/0x2f10 [ 109.072994][ T8441] ? mark_lock+0xf0/0x15f0 [ 109.077951][ T8441] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 109.084313][ T8441] ? rtnl_getlink+0x930/0x930 [ 109.089483][ T8441] ? mark_lock+0xf0/0x15f0 [ 109.094464][ T8441] ? lock_is_held_type+0xd9/0x130 [ 109.100224][ T8441] ? lock_chain_count+0x20/0x20 [ 109.106116][ T8441] ? lock_release+0x424/0x7e0 [ 109.111038][ T8441] ? is_bpf_text_address+0x5f/0xe0 [ 109.116621][ T8441] ? memset+0x20/0x40 [ 109.120785][ T8441] ? __nla_validate_parse+0xb2/0x1fd0 [ 109.127785][ T8441] ? nla_get_range_signed+0x540/0x540 [ 109.133370][ T8441] __rtnl_newlink+0xabb/0x1360 [ 109.138391][ T8441] ? check_preemption_disabled+0x36/0xd0 [ 109.144661][ T8441] ? rtnl_setlink+0x320/0x320 [ 109.149956][ T8441] ? lock_release+0x424/0x7e0 [ 109.155259][ T8441] ? is_bpf_text_address+0x5f/0xe0 [ 109.161357][ T8441] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 109.168280][ T8441] ? is_bpf_text_address+0x77/0xe0 [ 109.173578][ T8441] ? kernel_text_address+0xbd/0xf0 [ 109.178785][ T8441] ? __kernel_text_address+0x9/0x30 [ 109.184375][ T8441] ? unwind_get_return_address+0x51/0x90 [ 109.190212][ T8441] ? create_prof_cpu_mask+0x20/0x20 [ 109.195618][ T8441] ? arch_stack_walk+0x93/0xe0 [ 109.200497][ T8441] ? stack_trace_save+0x8c/0xc0 [ 109.205815][ T8441] ? stack_trace_consume_entry+0x160/0x160 [ 109.211823][ T8441] ? fs_reclaim_release+0x9c/0xe0 [ 109.216873][ T8441] ? lock_is_held_type+0xfa/0x130 [ 109.221994][ T8441] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 109.227764][ T8441] ? trace_kmalloc+0xbe/0xf0 [ 109.232547][ T8441] ? kmem_cache_alloc_trace+0x21c/0x400 [ 109.238195][ T8441] rtnl_newlink+0x5a/0x90 [ 109.242955][ T8441] rtnetlink_rcv_msg+0x32f/0x860 [ 109.248393][ T8441] ? rtnetlink_put_metrics+0x420/0x420 [ 109.254322][ T8441] ? check_preemption_disabled+0x36/0xd0 [ 109.260173][ T8441] ? netdev_core_pick_tx+0x290/0x290 [ 109.266190][ T8441] ? lock_acquire+0x1d0/0x850 [ 109.270902][ T8441] netlink_rcv_skb+0x118/0x370 [ 109.276052][ T8441] ? rtnetlink_put_metrics+0x420/0x420 [ 109.281831][ T8441] ? netlink_ack+0x9f0/0x9f0 [ 109.286523][ T8441] ? netlink_deliver_tap+0x15d/0x990 [ 109.292116][ T8441] netlink_unicast+0x42e/0x700 [ 109.296966][ T8441] ? netlink_attachskb+0x730/0x730 [ 109.302425][ T8441] ? _copy_from_iter_full+0x177/0x690 [ 109.307931][ T8441] netlink_sendmsg+0x70e/0xbe0 [ 109.312970][ T8441] ? netlink_unicast+0x700/0x700 [ 109.318385][ T8441] ? iovec_from_user+0x143/0x290 [ 109.323814][ T8441] ? netlink_unicast+0x700/0x700 [ 109.329145][ T8441] sock_sendmsg+0xab/0xe0 [ 109.333718][ T8441] ____sys_sendmsg+0x5bf/0x7a0 [ 109.338841][ T8441] ? kernel_sendmsg+0x30/0x30 [ 109.343520][ T8441] ? do_recvmmsg+0x550/0x550 [ 109.348398][ T8441] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 109.355181][ T8441] ? __might_fault+0xb5/0x160 [ 109.360414][ T8441] ___sys_sendmsg+0xd3/0x150 [ 109.365902][ T8441] ? sendmsg_copy_msghdr+0x110/0x110 [ 109.372227][ T8441] ? find_held_lock+0x2d/0x110 [ 109.377320][ T8441] ? check_preemption_disabled+0x36/0xd0 [ 109.383452][ T8441] ? lock_release+0x424/0x7e0 [ 109.388905][ T8441] ? __fget_files+0x193/0x2b0 [ 109.393699][ T8441] ? lock_downgrade+0x7b0/0x7b0 [ 109.399331][ T8441] ? find_held_lock+0x2d/0x110 [ 109.405332][ T8441] ? check_preemption_disabled+0x36/0xd0 [ 109.411305][ T8441] ? lock_is_held_type+0xfa/0x130 [ 109.417543][ T8441] ? __fget_files+0x1ab/0x2b0 [ 109.423194][ T8441] ? __fget_light+0xbe/0x220 [ 109.429513][ T8441] __sys_sendmsg+0xb2/0x140 [ 109.434828][ T8441] ? __sys_sendmsg_sock+0x10/0x10 [ 109.439966][ T8441] ? check_preemption_disabled+0x36/0xd0 [ 109.446218][ T8441] ? syscall_enter_from_user_mode+0x1d/0x60 [ 109.452100][ T8441] ? lockdep_hardirqs_on+0x54/0x100 [ 109.457380][ T8441] do_syscall_64+0x2d/0x70 [ 109.461980][ T8441] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 109.468045][ T8441] RIP: 0033:0x464d29 [ 109.472311][ T8441] 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 [ 109.493093][ T8441] RSP: 002b:00007f1975114188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 109.501772][ T8441] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 109.510056][ T8441] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 109.518483][ T8441] RBP: 00007f19751141d0 R08: 0000000000000000 R09: 0000000000000000 [ 109.527159][ T8441] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 109.536062][ T8441] R13: 00007ffcc258f36f R14: 00007f1975114300 R15: 0000000000022000 2021/04/13 00:49:07 executed programs: 96 [ 109.804526][ T8443] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 109.828983][ T8444] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 109.935005][ T8451] FAULT_INJECTION: forcing a failure. [ 109.935005][ T8451] name failslab, interval 1, probability 0, space 0, times 0 [ 109.948611][ T8451] CPU: 0 PID: 8451 Comm: syz-executor.5 Not tainted 5.12.0-rc7-syzkaller #0 [ 109.958373][ T8451] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 109.970265][ T8451] Call Trace: [ 109.974298][ T8451] dump_stack+0x10c/0x14b [ 109.978838][ T8451] should_fail.cold+0x5/0xa [ 109.983919][ T8451] ? mark_held_locks+0x9f/0xe0 [ 109.988870][ T8451] should_failslab+0x5/0x10 [ 109.993503][ T8451] kmem_cache_alloc_node_trace+0x65/0x540 [ 109.999577][ T8451] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 110.005313][ T8451] __kmalloc_node_track_caller+0x38/0x60 [ 110.011576][ T8451] __alloc_skb+0x8b/0x280 [ 110.016162][ T8451] __neigh_notify+0x7f/0x110 [ 110.020762][ T8451] neigh_cleanup_and_release+0x5a/0x220 [ 110.027189][ T8451] neigh_flush_dev+0x4f4/0x800 [ 110.032746][ T8451] ? lock_release+0x424/0x7e0 [ 110.037920][ T8451] __neigh_ifdown.isra.0+0x44/0x390 [ 110.043155][ T8451] ? __local_bh_enable_ip+0x11f/0x220 [ 110.048969][ T8451] ? rt6_disable_ip+0x49d/0x6a0 [ 110.054537][ T8451] neigh_ifdown+0x7/0x10 [ 110.059099][ T8451] rt6_disable_ip+0x551/0x6a0 [ 110.064160][ T8451] ? rt6_sync_down_dev+0x110/0x110 [ 110.069699][ T8451] ? mark_lock+0xf0/0x15f0 [ 110.074526][ T8451] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 110.080536][ T8451] ? lock_chain_count+0x20/0x20 [ 110.085592][ T8451] ? add_addr+0x240/0x240 [ 110.090792][ T8451] ? check_preemption_disabled+0x36/0xd0 [ 110.097055][ T8451] ? lock_is_held_type+0xfa/0x130 [ 110.102532][ T8451] addrconf_notify+0x3e6/0x1ca0 [ 110.108209][ T8451] ? mark_held_locks+0x9f/0xe0 [ 110.113672][ T8451] ? check_preemption_disabled+0x36/0xd0 [ 110.119660][ T8451] ? tls_device_sk_destruct+0x610/0x610 [ 110.125751][ T8451] ? clusterip_netdev_event+0x369/0x540 [ 110.132425][ T8451] ? inet6_ifinfo_notify+0x100/0x100 [ 110.138521][ T8451] ? __local_bh_enable_ip+0x11f/0x220 [ 110.144536][ T8451] ? clusterip_netdev_event+0x369/0x540 [ 110.150520][ T8451] notifier_call_chain+0x94/0x170 [ 110.155873][ T8451] dev_close_many+0x28c/0x560 [ 110.161360][ T8451] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 110.169053][ T8451] dev_change_net_namespace+0xcb7/0x1000 [ 110.175798][ T8451] ? lock_downgrade+0x7b0/0x7b0 [ 110.180981][ T8451] ? check_preemption_disabled+0x36/0xd0 [ 110.187203][ T8451] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 110.192606][ T8451] ? security_capable+0x4c/0x90 [ 110.198175][ T8451] ? ns_capable+0x53/0xc0 [ 110.203106][ T8451] do_setlink+0x16b/0x2f10 [ 110.207801][ T8451] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 110.214380][ T8451] ? unwind_get_return_address+0x51/0x90 [ 110.220286][ T8451] ? rtnl_getlink+0x930/0x930 [ 110.225302][ T8451] ? mark_lock+0xf0/0x15f0 [ 110.229852][ T8451] ? __lock_acquire+0xbc5/0x5050 [ 110.235099][ T8451] ? lock_chain_count+0x20/0x20 [ 110.240074][ T8451] ? mark_lock+0xf0/0x15f0 [ 110.244874][ T8451] ? memset+0x20/0x40 [ 110.249657][ T8451] ? __nla_validate_parse+0xb2/0x1fd0 [ 110.255309][ T8451] ? nla_get_range_signed+0x540/0x540 [ 110.261150][ T8451] __rtnl_newlink+0xabb/0x1360 [ 110.267152][ T8451] ? check_preemption_disabled+0x36/0xd0 [ 110.273317][ T8451] ? rtnl_setlink+0x320/0x320 [ 110.278099][ T8451] ? lock_release+0x424/0x7e0 [ 110.283256][ T8451] ? is_bpf_text_address+0x5f/0xe0 [ 110.289471][ T8451] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 110.295636][ T8451] ? is_bpf_text_address+0x77/0xe0 [ 110.301376][ T8451] ? kernel_text_address+0xbd/0xf0 [ 110.306697][ T8451] ? __kernel_text_address+0x9/0x30 [ 110.312073][ T8451] ? unwind_get_return_address+0x51/0x90 [ 110.317881][ T8451] ? create_prof_cpu_mask+0x20/0x20 [ 110.323913][ T8451] ? arch_stack_walk+0x93/0xe0 [ 110.328955][ T8451] ? stack_trace_save+0x8c/0xc0 [ 110.334057][ T8451] ? stack_trace_consume_entry+0x160/0x160 [ 110.340459][ T8451] ? fs_reclaim_release+0x9c/0xe0 [ 110.345987][ T8451] ? lock_is_held_type+0xfa/0x130 [ 110.351920][ T8451] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 110.357976][ T8451] ? trace_kmalloc+0xbe/0xf0 [ 110.362853][ T8451] ? kmem_cache_alloc_trace+0x21c/0x400 [ 110.369238][ T8451] rtnl_newlink+0x5a/0x90 [ 110.374020][ T8451] rtnetlink_rcv_msg+0x32f/0x860 [ 110.379089][ T8451] ? rtnetlink_put_metrics+0x420/0x420 [ 110.384947][ T8451] ? check_preemption_disabled+0x36/0xd0 [ 110.391219][ T8451] ? netdev_core_pick_tx+0x290/0x290 [ 110.396603][ T8451] ? lock_acquire+0x1d0/0x850 [ 110.401468][ T8451] netlink_rcv_skb+0x118/0x370 [ 110.406677][ T8451] ? rtnetlink_put_metrics+0x420/0x420 [ 110.419154][ T8451] ? netlink_ack+0x9f0/0x9f0 [ 110.424404][ T8451] ? netlink_deliver_tap+0x15d/0x990 [ 110.430190][ T8451] netlink_unicast+0x42e/0x700 [ 110.435749][ T8451] ? netlink_attachskb+0x730/0x730 [ 110.441058][ T8451] ? _copy_from_iter_full+0x177/0x690 [ 110.446788][ T8451] netlink_sendmsg+0x70e/0xbe0 [ 110.452185][ T8451] ? netlink_unicast+0x700/0x700 [ 110.457432][ T8451] ? iovec_from_user+0x143/0x290 [ 110.462829][ T8451] ? netlink_unicast+0x700/0x700 [ 110.468022][ T8451] sock_sendmsg+0xab/0xe0 [ 110.472767][ T8451] ____sys_sendmsg+0x5bf/0x7a0 [ 110.477720][ T8451] ? kernel_sendmsg+0x30/0x30 [ 110.482397][ T8451] ? do_recvmmsg+0x550/0x550 [ 110.487672][ T8451] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 110.494028][ T8451] ? __might_fault+0xb5/0x160 [ 110.499057][ T8451] ___sys_sendmsg+0xd3/0x150 [ 110.503670][ T8451] ? sendmsg_copy_msghdr+0x110/0x110 [ 110.509038][ T8451] ? find_held_lock+0x2d/0x110 [ 110.513894][ T8451] ? check_preemption_disabled+0x36/0xd0 [ 110.519731][ T8451] ? lock_release+0x424/0x7e0 [ 110.524538][ T8451] ? __fget_files+0x193/0x2b0 [ 110.529386][ T8451] ? lock_downgrade+0x7b0/0x7b0 [ 110.534623][ T8451] ? find_held_lock+0x2d/0x110 [ 110.539773][ T8451] ? check_preemption_disabled+0x36/0xd0 [ 110.545563][ T8451] ? lock_is_held_type+0xfa/0x130 [ 110.551010][ T8451] ? __fget_files+0x1ab/0x2b0 [ 110.556168][ T8451] ? __fget_light+0xbe/0x220 [ 110.561076][ T8451] __sys_sendmsg+0xb2/0x140 [ 110.565916][ T8451] ? __sys_sendmsg_sock+0x10/0x10 [ 110.571446][ T8451] ? check_preemption_disabled+0x36/0xd0 [ 110.577910][ T8451] ? syscall_enter_from_user_mode+0x1d/0x60 [ 110.584040][ T8451] ? lockdep_hardirqs_on+0x54/0x100 [ 110.589694][ T8451] do_syscall_64+0x2d/0x70 [ 110.594428][ T8451] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 110.601024][ T8451] RIP: 0033:0x464d29 [ 110.605275][ T8451] 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 [ 110.629385][ T8451] RSP: 002b:00007f0ebdba4188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 110.637979][ T8451] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 110.646303][ T8451] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 110.654839][ T8451] RBP: 00007f0ebdba41d0 R08: 0000000000000000 R09: 0000000000000000 [ 110.663121][ T8451] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 110.672409][ T8451] R13: 00007ffeabcd7c4f R14: 00007f0ebdba4300 R15: 0000000000022000 [ 110.932014][ T8451] device veth1_vlan left promiscuous mode [ 110.948914][ T8450] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 110.982390][ T8541] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 111.167611][ T8541] FAULT_INJECTION: forcing a failure. [ 111.167611][ T8541] name failslab, interval 1, probability 0, space 0, times 0 [ 111.181286][ T8541] CPU: 0 PID: 8541 Comm: syz-executor.5 Not tainted 5.12.0-rc7-syzkaller #0 [ 111.190142][ T8541] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 111.201230][ T8541] Call Trace: [ 111.204710][ T8541] dump_stack+0x10c/0x14b [ 111.209850][ T8541] should_fail.cold+0x5/0xa [ 111.215200][ T8541] ? mark_held_locks+0x9f/0xe0 [ 111.220953][ T8541] should_failslab+0x5/0x10 [ 111.225847][ T8541] kmem_cache_alloc_node_trace+0x65/0x540 [ 111.232092][ T8541] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 111.237984][ T8541] __kmalloc_node_track_caller+0x38/0x60 [ 111.244980][ T8541] __alloc_skb+0x8b/0x280 [ 111.251357][ T8541] __neigh_notify+0x7f/0x110 [ 111.256387][ T8541] neigh_cleanup_and_release+0x5a/0x220 [ 111.262514][ T8541] neigh_flush_dev+0x4f4/0x800 [ 111.268885][ T8541] ? lock_release+0x424/0x7e0 [ 111.274218][ T8541] __neigh_ifdown.isra.0+0x44/0x390 [ 111.279978][ T8541] ? __local_bh_enable_ip+0x11f/0x220 [ 111.285699][ T8541] ? rt6_disable_ip+0x49d/0x6a0 [ 111.290661][ T8541] neigh_ifdown+0x7/0x10 [ 111.295227][ T8541] rt6_disable_ip+0x551/0x6a0 [ 111.300121][ T8541] ? rt6_sync_down_dev+0x110/0x110 [ 111.306625][ T8541] ? mark_lock+0xf0/0x15f0 [ 111.311155][ T8541] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 111.316930][ T8541] ? lock_chain_count+0x20/0x20 [ 111.322103][ T8541] ? add_addr+0x240/0x240 [ 111.326823][ T8541] ? check_preemption_disabled+0x36/0xd0 [ 111.332942][ T8541] ? lock_is_held_type+0xfa/0x130 [ 111.338388][ T8541] addrconf_notify+0x3e6/0x1ca0 [ 111.343459][ T8541] ? mark_held_locks+0x9f/0xe0 [ 111.349105][ T8541] ? check_preemption_disabled+0x36/0xd0 [ 111.355046][ T8541] ? tls_device_sk_destruct+0x610/0x610 [ 111.360831][ T8541] ? clusterip_netdev_event+0x369/0x540 [ 111.366630][ T8541] ? inet6_ifinfo_notify+0x100/0x100 [ 111.372606][ T8541] ? __local_bh_enable_ip+0x11f/0x220 [ 111.378085][ T8541] ? clusterip_netdev_event+0x369/0x540 [ 111.384752][ T8541] notifier_call_chain+0x94/0x170 [ 111.390247][ T8541] dev_close_many+0x28c/0x560 [ 111.395515][ T8541] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 111.402678][ T8541] dev_change_net_namespace+0xcb7/0x1000 [ 111.408595][ T8541] ? lock_downgrade+0x7b0/0x7b0 [ 111.413548][ T8541] ? check_preemption_disabled+0x36/0xd0 [ 111.419484][ T8541] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 111.424792][ T8541] ? security_capable+0x4c/0x90 [ 111.430362][ T8541] ? ns_capable+0x53/0xc0 [ 111.434994][ T8541] do_setlink+0x16b/0x2f10 [ 111.440140][ T8541] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 111.446560][ T8541] ? unwind_get_return_address+0x51/0x90 [ 111.452509][ T8541] ? rtnl_getlink+0x930/0x930 [ 111.457705][ T8541] ? mark_lock+0xf0/0x15f0 [ 111.462510][ T8541] ? __lock_acquire+0xbc5/0x5050 [ 111.467834][ T8541] ? lock_chain_count+0x20/0x20 [ 111.472879][ T8541] ? memset+0x20/0x40 [ 111.477150][ T8541] ? __nla_validate_parse+0xb2/0x1fd0 [ 111.482900][ T8541] ? nla_get_range_signed+0x540/0x540 [ 111.488685][ T8541] __rtnl_newlink+0xabb/0x1360 [ 111.493483][ T8541] ? check_preemption_disabled+0x36/0xd0 [ 111.499110][ T8541] ? rtnl_setlink+0x320/0x320 [ 111.504152][ T8541] ? lock_release+0x424/0x7e0 [ 111.509151][ T8541] ? is_bpf_text_address+0x5f/0xe0 [ 111.514589][ T8541] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 111.521271][ T8541] ? is_bpf_text_address+0x77/0xe0 [ 111.526627][ T8541] ? kernel_text_address+0xbd/0xf0 [ 111.531737][ T8541] ? __kernel_text_address+0x9/0x30 [ 111.540198][ T8541] ? unwind_get_return_address+0x51/0x90 [ 111.546351][ T8541] ? create_prof_cpu_mask+0x20/0x20 [ 111.552201][ T8541] ? arch_stack_walk+0x93/0xe0 [ 111.557683][ T8541] ? stack_trace_save+0x8c/0xc0 [ 111.563088][ T8541] ? stack_trace_consume_entry+0x160/0x160 [ 111.569167][ T8541] ? fs_reclaim_release+0x9c/0xe0 [ 111.574320][ T8541] ? lock_is_held_type+0xfa/0x130 [ 111.579698][ T8541] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 111.585497][ T8541] ? trace_kmalloc+0xbe/0xf0 [ 111.590081][ T8541] ? kmem_cache_alloc_trace+0x21c/0x400 [ 111.595857][ T8541] rtnl_newlink+0x5a/0x90 [ 111.600294][ T8541] rtnetlink_rcv_msg+0x32f/0x860 [ 111.605243][ T8541] ? rtnetlink_put_metrics+0x420/0x420 [ 111.611505][ T8541] ? check_preemption_disabled+0x36/0xd0 [ 111.617559][ T8541] ? netdev_core_pick_tx+0x290/0x290 [ 111.625603][ T8541] ? lock_acquire+0x1d0/0x850 [ 111.631359][ T8541] netlink_rcv_skb+0x118/0x370 [ 111.636331][ T8541] ? rtnetlink_put_metrics+0x420/0x420 [ 111.643103][ T8541] ? netlink_ack+0x9f0/0x9f0 [ 111.647876][ T8541] ? netlink_deliver_tap+0x15d/0x990 [ 111.653436][ T8541] netlink_unicast+0x42e/0x700 [ 111.658815][ T8541] ? netlink_attachskb+0x730/0x730 [ 111.664387][ T8541] ? _copy_from_iter_full+0x177/0x690 [ 111.670043][ T8541] netlink_sendmsg+0x70e/0xbe0 [ 111.674936][ T8541] ? netlink_unicast+0x700/0x700 [ 111.680210][ T8541] ? iovec_from_user+0x143/0x290 [ 111.685766][ T8541] ? netlink_unicast+0x700/0x700 [ 111.690815][ T8541] sock_sendmsg+0xab/0xe0 [ 111.695796][ T8541] ____sys_sendmsg+0x5bf/0x7a0 [ 111.702293][ T8541] ? kernel_sendmsg+0x30/0x30 [ 111.708057][ T8541] ? do_recvmmsg+0x550/0x550 [ 111.713024][ T8541] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 111.719198][ T8541] ? __might_fault+0xb5/0x160 [ 111.723985][ T8541] ___sys_sendmsg+0xd3/0x150 [ 111.728905][ T8541] ? sendmsg_copy_msghdr+0x110/0x110 [ 111.734845][ T8541] ? find_held_lock+0x2d/0x110 [ 111.740167][ T8541] ? check_preemption_disabled+0x36/0xd0 [ 111.746583][ T8541] ? lock_release+0x424/0x7e0 [ 111.751496][ T8541] ? __fget_files+0x193/0x2b0 [ 111.756711][ T8541] ? lock_downgrade+0x7b0/0x7b0 [ 111.761838][ T8541] ? find_held_lock+0x2d/0x110 [ 111.767064][ T8541] ? check_preemption_disabled+0x36/0xd0 [ 111.773017][ T8541] ? lock_is_held_type+0xfa/0x130 [ 111.778599][ T8541] ? __fget_files+0x1ab/0x2b0 [ 111.783555][ T8541] ? __fget_light+0xbe/0x220 [ 111.788981][ T8541] __sys_sendmsg+0xb2/0x140 [ 111.793861][ T8541] ? __sys_sendmsg_sock+0x10/0x10 [ 111.800468][ T8541] ? check_preemption_disabled+0x36/0xd0 [ 111.807382][ T8541] ? syscall_enter_from_user_mode+0x1d/0x60 [ 111.813776][ T8541] ? lockdep_hardirqs_on+0x54/0x100 [ 111.819830][ T8541] do_syscall_64+0x2d/0x70 [ 111.824833][ T8541] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 111.831337][ T8541] RIP: 0033:0x464d29 [ 111.835842][ T8541] 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 [ 111.858092][ T8541] RSP: 002b:00007f0ebdbe6188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 111.866800][ T8541] RAX: ffffffffffffffda RBX: 000000000055cf00 RCX: 0000000000464d29 [ 111.876197][ T8541] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 111.886314][ T8541] RBP: 00007f0ebdbe61d0 R08: 0000000000000000 R09: 0000000000000000 [ 111.897249][ T8541] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 111.906051][ T8541] R13: 00007ffeabcd7c4f R14: 00007f0ebdbe6300 R15: 0000000000022000 [ 112.151166][ T8541] device veth1_vlan entered promiscuous mode [ 112.181174][ T8475] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 112.221607][ T8476] device veth1_macvtap left promiscuous mode [ 112.467093][ T8476] FAULT_INJECTION: forcing a failure. [ 112.467093][ T8476] name failslab, interval 1, probability 0, space 0, times 0 [ 112.481255][ T8476] CPU: 0 PID: 8476 Comm: syz-executor.3 Not tainted 5.12.0-rc7-syzkaller #0 [ 112.490289][ T8476] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 112.502048][ T8476] Call Trace: [ 112.505343][ T8476] dump_stack+0x10c/0x14b [ 112.509956][ T8476] should_fail.cold+0x5/0xa [ 112.515210][ T8476] should_failslab+0x5/0x10 [ 112.520599][ T8476] kmem_cache_alloc_node+0x61/0x520 [ 112.525905][ T8476] __alloc_skb+0x153/0x280 [ 112.530876][ T8476] __neigh_notify+0x7f/0x110 [ 112.536552][ T8476] neigh_cleanup_and_release+0x5a/0x220 [ 112.543419][ T8476] neigh_flush_dev+0x4f4/0x800 [ 112.549015][ T8476] ? lock_release+0x424/0x7e0 [ 112.553983][ T8476] __neigh_ifdown.isra.0+0x44/0x390 [ 112.559374][ T8476] ? __local_bh_enable_ip+0x11f/0x220 [ 112.565026][ T8476] ? rt6_disable_ip+0x49d/0x6a0 [ 112.570339][ T8476] neigh_ifdown+0x7/0x10 [ 112.575142][ T8476] rt6_disable_ip+0x551/0x6a0 [ 112.580715][ T8476] ? rt6_sync_down_dev+0x110/0x110 [ 112.585932][ T8476] ? mark_lock+0xf0/0x15f0 [ 112.590368][ T8476] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 112.596489][ T8476] ? lock_chain_count+0x20/0x20 [ 112.601538][ T8476] ? add_addr+0x240/0x240 [ 112.606255][ T8476] ? check_preemption_disabled+0x36/0xd0 [ 112.612193][ T8476] ? lock_is_held_type+0xfa/0x130 [ 112.617352][ T8476] addrconf_notify+0x3e6/0x1ca0 [ 112.624275][ T8476] ? mark_held_locks+0x9f/0xe0 [ 112.630455][ T8476] ? check_preemption_disabled+0x36/0xd0 [ 112.637473][ T8476] ? tls_device_sk_destruct+0x610/0x610 [ 112.643949][ T8476] ? clusterip_netdev_event+0x369/0x540 [ 112.649968][ T8476] ? inet6_ifinfo_notify+0x100/0x100 [ 112.655877][ T8476] ? __local_bh_enable_ip+0x11f/0x220 [ 112.662269][ T8476] ? clusterip_netdev_event+0x369/0x540 [ 112.668161][ T8476] notifier_call_chain+0x94/0x170 [ 112.674101][ T8476] dev_close_many+0x28c/0x560 [ 112.679016][ T8476] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 112.685272][ T8476] dev_change_net_namespace+0xcb7/0x1000 [ 112.691197][ T8476] ? lock_downgrade+0x7b0/0x7b0 [ 112.696953][ T8476] ? check_preemption_disabled+0x36/0xd0 [ 112.702997][ T8476] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 112.709155][ T8476] ? security_capable+0x4c/0x90 [ 112.714408][ T8476] ? ns_capable+0x53/0xc0 [ 112.719052][ T8476] do_setlink+0x16b/0x2f10 [ 112.723664][ T8476] ? rtnl_getlink+0x930/0x930 [ 112.728701][ T8476] ? mark_lock+0xf0/0x15f0 [ 112.734041][ T8476] ? lock_chain_count+0x20/0x20 [ 112.739755][ T8476] ? mark_lock+0xf0/0x15f0 [ 112.745346][ T8476] ? mark_lock+0xf0/0x15f0 [ 112.750252][ T8476] ? update_sd_lb_stats.constprop.0+0x27d0/0x27d0 [ 112.757298][ T8476] ? memset+0x20/0x40 [ 112.761588][ T8476] ? __nla_validate_parse+0xb2/0x1fd0 [ 112.767862][ T8476] ? nla_get_range_signed+0x540/0x540 [ 112.776953][ T8476] __rtnl_newlink+0xabb/0x1360 [ 112.783489][ T8476] ? check_preemption_disabled+0x36/0xd0 [ 112.790333][ T8476] ? rtnl_setlink+0x320/0x320 [ 112.795931][ T8476] ? lock_release+0x424/0x7e0 [ 112.801942][ T8476] ? is_bpf_text_address+0x5f/0xe0 [ 112.808072][ T8476] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 112.815884][ T8476] ? is_bpf_text_address+0x77/0xe0 [ 112.826462][ T8476] ? kernel_text_address+0xbd/0xf0 [ 112.833259][ T8476] ? __kernel_text_address+0x9/0x30 [ 112.838913][ T8476] ? unwind_get_return_address+0x51/0x90 [ 112.846556][ T8476] ? create_prof_cpu_mask+0x20/0x20 [ 112.859628][ T8476] ? arch_stack_walk+0x93/0xe0 [ 112.870040][ T8476] ? stack_trace_save+0x8c/0xc0 [ 112.882969][ T8476] ? stack_trace_consume_entry+0x160/0x160 [ 112.910830][ T8476] ? fs_reclaim_release+0x9c/0xe0 [ 112.923719][ T8476] ? lock_is_held_type+0xfa/0x130 [ 112.935065][ T8476] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 112.944115][ T8476] ? trace_kmalloc+0xbe/0xf0 [ 112.950077][ T8476] ? kmem_cache_alloc_trace+0x21c/0x400 [ 112.958080][ T8476] rtnl_newlink+0x5a/0x90 [ 112.964284][ T8476] rtnetlink_rcv_msg+0x32f/0x860 [ 112.971004][ T8476] ? rtnetlink_put_metrics+0x420/0x420 [ 112.980474][ T8476] ? check_preemption_disabled+0x36/0xd0 [ 112.991318][ T8476] ? netdev_core_pick_tx+0x290/0x290 [ 112.998993][ T8476] ? lock_acquire+0x1d0/0x850 [ 113.005646][ T8476] netlink_rcv_skb+0x118/0x370 [ 113.011597][ T8476] ? rtnetlink_put_metrics+0x420/0x420 [ 113.019503][ T8476] ? netlink_ack+0x9f0/0x9f0 [ 113.026028][ T8476] ? netlink_deliver_tap+0x15d/0x990 [ 113.032719][ T8476] netlink_unicast+0x42e/0x700 [ 113.037965][ T8476] ? netlink_attachskb+0x730/0x730 [ 113.043636][ T8476] ? _copy_from_iter_full+0x177/0x690 [ 113.050224][ T8476] netlink_sendmsg+0x70e/0xbe0 [ 113.056810][ T8476] ? netlink_unicast+0x700/0x700 [ 113.063244][ T8476] ? iovec_from_user+0x143/0x290 [ 113.070512][ T8476] ? netlink_unicast+0x700/0x700 [ 113.075941][ T8476] sock_sendmsg+0xab/0xe0 [ 113.080684][ T8476] ____sys_sendmsg+0x5bf/0x7a0 [ 113.086524][ T8476] ? kernel_sendmsg+0x30/0x30 [ 113.091570][ T8476] ? do_recvmmsg+0x550/0x550 [ 113.096822][ T8476] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 113.103393][ T8476] ? __might_fault+0xb5/0x160 [ 113.108998][ T8476] ___sys_sendmsg+0xd3/0x150 [ 113.114891][ T8476] ? sendmsg_copy_msghdr+0x110/0x110 [ 113.124262][ T8476] ? find_held_lock+0x2d/0x110 [ 113.131021][ T8476] ? check_preemption_disabled+0x36/0xd0 [ 113.139747][ T8476] ? lock_release+0x424/0x7e0 [ 113.146090][ T8476] ? __fget_files+0x193/0x2b0 [ 113.152021][ T8476] ? lock_downgrade+0x7b0/0x7b0 [ 113.157554][ T8476] ? find_held_lock+0x2d/0x110 [ 113.162743][ T8476] ? check_preemption_disabled+0x36/0xd0 [ 113.169258][ T8476] ? lock_is_held_type+0xfa/0x130 [ 113.174506][ T8476] ? __fget_files+0x1ab/0x2b0 [ 113.179960][ T8476] ? __fget_light+0xbe/0x220 [ 113.186971][ T8476] __sys_sendmsg+0xb2/0x140 [ 113.191933][ T8476] ? __sys_sendmsg_sock+0x10/0x10 [ 113.197994][ T8476] ? check_preemption_disabled+0x36/0xd0 [ 113.203889][ T8476] ? syscall_enter_from_user_mode+0x1d/0x60 [ 113.210789][ T8476] ? lockdep_hardirqs_on+0x54/0x100 [ 113.216195][ T8476] do_syscall_64+0x2d/0x70 [ 113.220721][ T8476] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 113.227690][ T8476] RIP: 0033:0x464d29 [ 113.232184][ T8476] 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 [ 113.252615][ T8476] RSP: 002b:00007f3e9c5eb188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 113.261768][ T8476] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 113.270300][ T8476] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 113.279271][ T8476] RBP: 00007f3e9c5eb1d0 R08: 0000000000000000 R09: 0000000000000000 [ 113.288293][ T8476] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 113.296900][ T8476] R13: 00007ffcb8aeb9df R14: 00007f3e9c5eb300 R15: 0000000000022000 [ 113.542444][ T8476] device veth1_macvtap entered promiscuous mode [ 113.570802][ T8504] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 113.834137][ T8511] FAULT_INJECTION: forcing a failure. [ 113.834137][ T8511] name failslab, interval 1, probability 0, space 0, times 0 [ 113.869635][ T8511] CPU: 0 PID: 8511 Comm: syz-executor.1 Not tainted 5.12.0-rc7-syzkaller #0 [ 113.899385][ T8511] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 113.933442][ T8511] Call Trace: [ 113.942130][ T8511] dump_stack+0x10c/0x14b [ 113.948014][ T8511] should_fail.cold+0x5/0xa [ 113.956364][ T8511] ? mark_held_locks+0x9f/0xe0 [ 113.965301][ T8511] should_failslab+0x5/0x10 [ 113.972710][ T8511] kmem_cache_alloc_node_trace+0x65/0x540 [ 113.989776][ T8511] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 114.012136][ T8511] __kmalloc_node_track_caller+0x38/0x60 [ 114.025365][ T8511] __alloc_skb+0x8b/0x280 [ 114.031797][ T8511] inet6_ifa_notify+0x112/0x1e0 [ 114.038971][ T8511] ? inet6_fill_ifaddr+0xba0/0xba0 [ 114.045417][ T8511] ? lock_release+0x424/0x7e0 [ 114.050376][ T8511] __ipv6_ifa_notify+0x13f/0x910 [ 114.055873][ T8511] ? modify_prefix_route+0x4f0/0x4f0 [ 114.062354][ T8511] ? check_preemption_disabled+0x36/0xd0 [ 114.069740][ T8511] ? __local_bh_enable_ip+0x11f/0x220 [ 114.075379][ T8511] ? addrconf_ifdown.isra.0+0x797/0x10e0 [ 114.082296][ T8511] addrconf_ifdown.isra.0+0x7ae/0x10e0 [ 114.088180][ T8511] ? add_addr+0x240/0x240 [ 114.092832][ T8511] ? check_preemption_disabled+0x36/0xd0 [ 114.099624][ T8511] ? lock_is_held_type+0xfa/0x130 [ 114.108598][ T8511] addrconf_notify+0x3e6/0x1ca0 [ 114.115645][ T8511] ? mark_held_locks+0x9f/0xe0 [ 114.121535][ T8511] ? check_preemption_disabled+0x36/0xd0 [ 114.127953][ T8511] ? tls_device_sk_destruct+0x610/0x610 [ 114.135708][ T8511] ? clusterip_netdev_event+0x369/0x540 [ 114.142182][ T8511] ? inet6_ifinfo_notify+0x100/0x100 [ 114.147899][ T8511] ? __local_bh_enable_ip+0x11f/0x220 [ 114.153657][ T8511] ? clusterip_netdev_event+0x369/0x540 [ 114.159670][ T8511] notifier_call_chain+0x94/0x170 [ 114.164755][ T8511] dev_close_many+0x28c/0x560 [ 114.169593][ T8511] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 114.176393][ T8511] dev_change_net_namespace+0xcb7/0x1000 [ 114.182820][ T8511] ? lock_downgrade+0x7b0/0x7b0 [ 114.188535][ T8511] ? check_preemption_disabled+0x36/0xd0 [ 114.195251][ T8511] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 114.201420][ T8511] ? security_capable+0x4c/0x90 [ 114.207178][ T8511] ? ns_capable+0x53/0xc0 [ 114.212392][ T8511] do_setlink+0x16b/0x2f10 [ 114.218417][ T8511] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 114.225119][ T8511] ? unwind_get_return_address+0x51/0x90 [ 114.232006][ T8511] ? rtnl_getlink+0x930/0x930 [ 114.237119][ T8511] ? mark_lock+0xf0/0x15f0 [ 114.243923][ T8511] ? __lock_acquire+0xbc5/0x5050 [ 114.251688][ T8511] ? lock_chain_count+0x20/0x20 [ 114.257609][ T8511] ? mark_lock+0xf0/0x15f0 [ 114.263596][ T8511] ? memset+0x20/0x40 [ 114.268025][ T8511] ? __nla_validate_parse+0xb2/0x1fd0 [ 114.274889][ T8511] ? nla_get_range_signed+0x540/0x540 [ 114.282855][ T8511] __rtnl_newlink+0xabb/0x1360 [ 114.288081][ T8511] ? check_preemption_disabled+0x36/0xd0 [ 114.294330][ T8511] ? rtnl_setlink+0x320/0x320 [ 114.299466][ T8511] ? lock_release+0x424/0x7e0 [ 114.304879][ T8511] ? is_bpf_text_address+0x5f/0xe0 [ 114.310480][ T8511] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 114.317063][ T8511] ? is_bpf_text_address+0x77/0xe0 [ 114.322555][ T8511] ? kernel_text_address+0xbd/0xf0 [ 114.327937][ T8511] ? __kernel_text_address+0x9/0x30 [ 114.333812][ T8511] ? unwind_get_return_address+0x51/0x90 [ 114.340084][ T8511] ? create_prof_cpu_mask+0x20/0x20 [ 114.346128][ T8511] ? arch_stack_walk+0x93/0xe0 [ 114.351644][ T8511] ? stack_trace_save+0x8c/0xc0 [ 114.356873][ T8511] ? stack_trace_consume_entry+0x160/0x160 [ 114.363165][ T8511] ? fs_reclaim_release+0x9c/0xe0 [ 114.368365][ T8511] ? lock_is_held_type+0xfa/0x130 [ 114.373863][ T8511] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 114.379800][ T8511] ? trace_kmalloc+0xbe/0xf0 [ 114.384918][ T8511] ? kmem_cache_alloc_trace+0x21c/0x400 [ 114.390803][ T8511] rtnl_newlink+0x5a/0x90 [ 114.395656][ T8511] rtnetlink_rcv_msg+0x32f/0x860 [ 114.401197][ T8511] ? rtnetlink_put_metrics+0x420/0x420 [ 114.407195][ T8511] ? check_preemption_disabled+0x36/0xd0 [ 114.413243][ T8511] ? lock_acquire+0x222/0x850 [ 114.418336][ T8511] netlink_rcv_skb+0x118/0x370 [ 114.423374][ T8511] ? rtnetlink_put_metrics+0x420/0x420 [ 114.429601][ T8511] ? netlink_ack+0x9f0/0x9f0 [ 114.435073][ T8511] ? netlink_deliver_tap+0x15d/0x990 [ 114.440434][ T8511] netlink_unicast+0x42e/0x700 [ 114.445553][ T8511] ? netlink_attachskb+0x730/0x730 [ 114.451095][ T8511] ? _copy_from_iter_full+0x177/0x690 [ 114.456736][ T8511] netlink_sendmsg+0x70e/0xbe0 [ 114.462365][ T8511] ? netlink_unicast+0x700/0x700 [ 114.468072][ T8511] ? iovec_from_user+0x143/0x290 [ 114.473098][ T8511] ? netlink_unicast+0x700/0x700 [ 114.478406][ T8511] sock_sendmsg+0xab/0xe0 [ 114.483094][ T8511] ____sys_sendmsg+0x5bf/0x7a0 [ 114.488279][ T8511] ? kernel_sendmsg+0x30/0x30 [ 114.493391][ T8511] ? do_recvmmsg+0x550/0x550 [ 114.498137][ T8511] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 114.504282][ T8511] ? __might_fault+0xb5/0x160 [ 114.509380][ T8511] ___sys_sendmsg+0xd3/0x150 [ 114.514245][ T8511] ? sendmsg_copy_msghdr+0x110/0x110 [ 114.519784][ T8511] ? find_held_lock+0x2d/0x110 [ 114.524717][ T8511] ? check_preemption_disabled+0x36/0xd0 [ 114.530433][ T8511] ? lock_release+0x424/0x7e0 [ 114.535191][ T8511] ? __fget_files+0x193/0x2b0 [ 114.540200][ T8511] ? lock_downgrade+0x7b0/0x7b0 [ 114.545235][ T8511] ? find_held_lock+0x2d/0x110 [ 114.550384][ T8511] ? check_preemption_disabled+0x36/0xd0 [ 114.556457][ T8511] ? lock_is_held_type+0xfa/0x130 [ 114.561747][ T8511] ? __fget_files+0x1ab/0x2b0 [ 114.566617][ T8511] ? __fget_light+0xbe/0x220 [ 114.571336][ T8511] __sys_sendmsg+0xb2/0x140 [ 114.576105][ T8511] ? __sys_sendmsg_sock+0x10/0x10 [ 114.581462][ T8511] ? check_preemption_disabled+0x36/0xd0 [ 114.587091][ T8511] ? syscall_enter_from_user_mode+0x1d/0x60 [ 114.593174][ T8511] ? lockdep_hardirqs_on+0x54/0x100 [ 114.598638][ T8511] do_syscall_64+0x2d/0x70 [ 114.603245][ T8511] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 114.609479][ T8511] RIP: 0033:0x464d29 [ 114.613539][ T8511] 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 [ 114.641704][ T8511] RSP: 002b:00007faf7b584188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 114.650914][ T8511] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 114.659313][ T8511] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 114.668149][ T8511] RBP: 00007faf7b5841d0 R08: 0000000000000000 R09: 0000000000000000 [ 114.676816][ T8511] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 114.685072][ T8511] R13: 00007ffdc3fbe4ff R14: 00007faf7b584300 R15: 0000000000022000 2021/04/13 00:49:12 executed programs: 102 [ 114.941208][ T8511] device veth0_macvtap left promiscuous mode [ 114.976993][ T8529] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 115.290304][ T8530] FAULT_INJECTION: forcing a failure. [ 115.290304][ T8530] name failslab, interval 1, probability 0, space 0, times 0 [ 115.304066][ T8530] CPU: 1 PID: 8530 Comm: syz-executor.2 Not tainted 5.12.0-rc7-syzkaller #0 [ 115.313539][ T8530] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 115.324643][ T8530] Call Trace: [ 115.328093][ T8530] dump_stack+0x10c/0x14b [ 115.332727][ T8530] should_fail.cold+0x5/0xa [ 115.337636][ T8530] should_failslab+0x5/0x10 [ 115.342576][ T8530] kmem_cache_alloc_node+0x61/0x520 [ 115.347911][ T8530] __alloc_skb+0x153/0x280 [ 115.352779][ T8530] __neigh_notify+0x7f/0x110 [ 115.357562][ T8530] neigh_cleanup_and_release+0x5a/0x220 [ 115.363559][ T8530] neigh_flush_dev+0x4f4/0x800 [ 115.368974][ T8530] ? lock_release+0x424/0x7e0 [ 115.374329][ T8530] __neigh_ifdown.isra.0+0x44/0x390 [ 115.380446][ T8530] ? __local_bh_enable_ip+0x11f/0x220 [ 115.386079][ T8530] ? rt6_disable_ip+0x49d/0x6a0 [ 115.391352][ T8530] neigh_ifdown+0x7/0x10 [ 115.396396][ T8530] rt6_disable_ip+0x551/0x6a0 [ 115.402165][ T8530] ? rt6_sync_down_dev+0x110/0x110 [ 115.407577][ T8530] ? mark_lock+0xf0/0x15f0 [ 115.412354][ T8530] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 115.418411][ T8530] ? lock_chain_count+0x20/0x20 [ 115.423553][ T8530] ? add_addr+0x240/0x240 [ 115.427986][ T8530] ? check_preemption_disabled+0x36/0xd0 [ 115.434103][ T8530] ? lock_is_held_type+0xfa/0x130 [ 115.440208][ T8530] addrconf_notify+0x3e6/0x1ca0 [ 115.447634][ T8530] ? mark_held_locks+0x9f/0xe0 [ 115.452945][ T8530] ? check_preemption_disabled+0x36/0xd0 [ 115.459354][ T8530] ? tls_device_sk_destruct+0x610/0x610 [ 115.466231][ T8530] ? clusterip_netdev_event+0x369/0x540 [ 115.473262][ T8530] ? inet6_ifinfo_notify+0x100/0x100 [ 115.478763][ T8530] ? __local_bh_enable_ip+0x11f/0x220 [ 115.484666][ T8530] ? clusterip_netdev_event+0x369/0x540 [ 115.490792][ T8530] notifier_call_chain+0x94/0x170 [ 115.497337][ T8530] dev_close_many+0x28c/0x560 [ 115.502107][ T8530] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 115.510752][ T8530] dev_change_net_namespace+0xcb7/0x1000 [ 115.519573][ T8530] ? lock_downgrade+0x7b0/0x7b0 [ 115.525905][ T8530] ? check_preemption_disabled+0x36/0xd0 [ 115.533091][ T8530] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 115.539918][ T8530] ? security_capable+0x4c/0x90 [ 115.546622][ T8530] ? ns_capable+0x53/0xc0 [ 115.551551][ T8530] do_setlink+0x16b/0x2f10 [ 115.556727][ T8530] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 115.563657][ T8530] ? unwind_get_return_address+0x51/0x90 [ 115.569800][ T8530] ? rtnl_getlink+0x930/0x930 [ 115.575491][ T8530] ? mark_lock+0xf0/0x15f0 [ 115.580286][ T8530] ? __lock_acquire+0xbc5/0x5050 [ 115.585891][ T8530] ? lock_chain_count+0x20/0x20 [ 115.591003][ T8530] ? mark_lock+0xf0/0x15f0 [ 115.596569][ T8530] ? mark_lock+0xf0/0x15f0 [ 115.601171][ T8530] ? memset+0x20/0x40 [ 115.605930][ T8530] ? __nla_validate_parse+0xb2/0x1fd0 [ 115.612762][ T8530] ? nla_get_range_signed+0x540/0x540 [ 115.619299][ T8530] __rtnl_newlink+0xabb/0x1360 [ 115.627875][ T8530] ? check_preemption_disabled+0x36/0xd0 [ 115.637372][ T8530] ? rtnl_setlink+0x320/0x320 [ 115.644490][ T8530] ? lock_release+0x424/0x7e0 [ 115.651701][ T8530] ? is_bpf_text_address+0x5f/0xe0 [ 115.660661][ T8530] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 115.670650][ T8530] ? is_bpf_text_address+0x77/0xe0 [ 115.677356][ T8530] ? kernel_text_address+0xbd/0xf0 [ 115.683023][ T8530] ? __kernel_text_address+0x9/0x30 [ 115.690854][ T8530] ? unwind_get_return_address+0x51/0x90 [ 115.699629][ T8530] ? create_prof_cpu_mask+0x20/0x20 [ 115.707318][ T8530] ? arch_stack_walk+0x93/0xe0 [ 115.714230][ T8530] ? stack_trace_save+0x8c/0xc0 [ 115.720774][ T8530] ? stack_trace_consume_entry+0x160/0x160 [ 115.727642][ T8530] ? fs_reclaim_release+0x9c/0xe0 [ 115.733332][ T8530] ? lock_is_held_type+0xfa/0x130 [ 115.739774][ T8530] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 115.746910][ T8530] ? trace_kmalloc+0xbe/0xf0 [ 115.753030][ T8530] ? kmem_cache_alloc_trace+0x21c/0x400 [ 115.761309][ T8530] rtnl_newlink+0x5a/0x90 [ 115.768042][ T8530] rtnetlink_rcv_msg+0x32f/0x860 [ 115.777461][ T8530] ? rtnetlink_put_metrics+0x420/0x420 [ 115.786075][ T8530] ? check_preemption_disabled+0x36/0xd0 [ 115.794848][ T8530] ? netdev_core_pick_tx+0x290/0x290 [ 115.800775][ T8530] ? lock_acquire+0x1d0/0x850 [ 115.806060][ T8530] netlink_rcv_skb+0x118/0x370 [ 115.813806][ T8530] ? rtnetlink_put_metrics+0x420/0x420 [ 115.821314][ T8530] ? netlink_ack+0x9f0/0x9f0 [ 115.826690][ T8530] ? netlink_deliver_tap+0x15d/0x990 [ 115.832988][ T8530] netlink_unicast+0x42e/0x700 [ 115.838676][ T8530] ? netlink_attachskb+0x730/0x730 [ 115.844140][ T8530] ? _copy_from_iter_full+0x177/0x690 [ 115.851070][ T8530] netlink_sendmsg+0x70e/0xbe0 [ 115.856839][ T8530] ? netlink_unicast+0x700/0x700 [ 115.865643][ T8530] ? iovec_from_user+0x143/0x290 [ 115.876841][ T8530] ? netlink_unicast+0x700/0x700 [ 115.889966][ T8530] sock_sendmsg+0xab/0xe0 [ 115.897926][ T8530] ____sys_sendmsg+0x5bf/0x7a0 [ 115.906569][ T8530] ? kernel_sendmsg+0x30/0x30 [ 115.915816][ T8530] ? do_recvmmsg+0x550/0x550 [ 115.922828][ T8530] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 115.930958][ T8530] ? __might_fault+0xb5/0x160 [ 115.937390][ T8530] ___sys_sendmsg+0xd3/0x150 [ 115.943401][ T8530] ? sendmsg_copy_msghdr+0x110/0x110 [ 115.949971][ T8530] ? find_held_lock+0x2d/0x110 [ 115.954900][ T8530] ? check_preemption_disabled+0x36/0xd0 [ 115.962695][ T8530] ? lock_release+0x424/0x7e0 [ 115.968824][ T8530] ? __fget_files+0x193/0x2b0 [ 115.974707][ T8530] ? lock_downgrade+0x7b0/0x7b0 [ 115.980398][ T8530] ? find_held_lock+0x2d/0x110 [ 115.987906][ T8530] ? check_preemption_disabled+0x36/0xd0 [ 115.998310][ T8530] ? lock_is_held_type+0xfa/0x130 [ 116.005357][ T8530] ? __fget_files+0x1ab/0x2b0 [ 116.012767][ T8530] ? __fget_light+0xbe/0x220 [ 116.018736][ T8530] __sys_sendmsg+0xb2/0x140 [ 116.026383][ T8530] ? __sys_sendmsg_sock+0x10/0x10 [ 116.031985][ T8530] ? check_preemption_disabled+0x36/0xd0 [ 116.039423][ T8530] ? syscall_enter_from_user_mode+0x1d/0x60 [ 116.047447][ T8530] ? lockdep_hardirqs_on+0x54/0x100 [ 116.054612][ T8530] do_syscall_64+0x2d/0x70 [ 116.060319][ T8530] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 116.068595][ T8530] RIP: 0033:0x464d29 [ 116.073444][ T8530] 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 [ 116.097918][ T8530] RSP: 002b:00007f1975114188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 116.107674][ T8530] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 116.117774][ T8530] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 116.128592][ T8530] RBP: 00007f19751141d0 R08: 0000000000000000 R09: 0000000000000000 [ 116.136908][ T8530] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 116.147781][ T8530] R13: 00007ffcc258f36f R14: 00007f1975114300 R15: 0000000000022000 [ 116.417596][ T8549] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 116.469285][ T8575] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 116.516312][ T8576] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 116.546419][ T8579] FAULT_INJECTION: forcing a failure. [ 116.546419][ T8579] name failslab, interval 1, probability 0, space 0, times 0 [ 116.588393][ T8579] CPU: 0 PID: 8579 Comm: syz-executor.5 Not tainted 5.12.0-rc7-syzkaller #0 [ 116.597626][ T8579] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 116.608516][ T8579] Call Trace: [ 116.612103][ T8579] dump_stack+0x10c/0x14b [ 116.616714][ T8579] should_fail.cold+0x5/0xa [ 116.621589][ T8579] should_failslab+0x5/0x10 [ 116.628532][ T8579] kmem_cache_alloc_trace+0x57/0x400 [ 116.634150][ T8579] ? mark_held_locks+0x9f/0xe0 [ 116.639023][ T8579] masq_inet6_event+0x231/0x540 [ 116.643892][ T8579] ? inet6_cmp+0x220/0x220 [ 116.648360][ T8579] notifier_call_chain+0x94/0x170 [ 116.653712][ T8579] atomic_notifier_call_chain+0x5d/0xf0 [ 116.659820][ T8579] addrconf_ifdown.isra.0+0x7bb/0x10e0 [ 116.665477][ T8579] ? add_addr+0x240/0x240 [ 116.669911][ T8579] ? check_preemption_disabled+0x36/0xd0 [ 116.676287][ T8579] ? lock_is_held_type+0xfa/0x130 [ 116.681726][ T8579] addrconf_notify+0x3e6/0x1ca0 [ 116.686817][ T8579] ? mark_held_locks+0x9f/0xe0 [ 116.691596][ T8579] ? check_preemption_disabled+0x36/0xd0 [ 116.697327][ T8579] ? tls_device_sk_destruct+0x610/0x610 [ 116.703004][ T8579] ? clusterip_netdev_event+0x369/0x540 [ 116.708740][ T8579] ? inet6_ifinfo_notify+0x100/0x100 [ 116.714210][ T8579] ? __local_bh_enable_ip+0x11f/0x220 [ 116.719770][ T8579] ? clusterip_netdev_event+0x369/0x540 [ 116.725552][ T8579] notifier_call_chain+0x94/0x170 [ 116.730602][ T8579] dev_change_net_namespace+0x22e/0x1000 [ 116.736508][ T8579] ? lock_downgrade+0x7b0/0x7b0 [ 116.741912][ T8579] ? check_preemption_disabled+0x36/0xd0 [ 116.747968][ T8579] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 116.753275][ T8579] ? security_capable+0x4c/0x90 [ 116.758165][ T8579] ? ns_capable+0x53/0xc0 [ 116.762863][ T8579] do_setlink+0x16b/0x2f10 [ 116.767409][ T8579] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 116.773575][ T8579] ? unwind_get_return_address+0x51/0x90 [ 116.779397][ T8579] ? rtnl_getlink+0x930/0x930 [ 116.784264][ T8579] ? mark_lock+0xf0/0x15f0 [ 116.788877][ T8579] ? __lock_acquire+0xbc5/0x5050 [ 116.793935][ T8579] ? lock_chain_count+0x20/0x20 [ 116.798804][ T8579] ? mark_lock+0xf0/0x15f0 [ 116.803456][ T8579] ? memset+0x20/0x40 [ 116.807830][ T8579] ? __nla_validate_parse+0xb2/0x1fd0 [ 116.814489][ T8579] ? nla_get_range_signed+0x540/0x540 [ 116.820211][ T8579] __rtnl_newlink+0xabb/0x1360 [ 116.825289][ T8579] ? check_preemption_disabled+0x36/0xd0 [ 116.831329][ T8579] ? rtnl_setlink+0x320/0x320 [ 116.836228][ T8579] ? lock_release+0x424/0x7e0 [ 116.840918][ T8579] ? is_bpf_text_address+0x5f/0xe0 [ 116.846671][ T8579] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 116.853147][ T8579] ? is_bpf_text_address+0x77/0xe0 [ 116.859088][ T8579] ? kernel_text_address+0xbd/0xf0 [ 116.864897][ T8579] ? __kernel_text_address+0x9/0x30 [ 116.870630][ T8579] ? unwind_get_return_address+0x51/0x90 [ 116.879101][ T8579] ? create_prof_cpu_mask+0x20/0x20 [ 116.884563][ T8579] ? arch_stack_walk+0x93/0xe0 [ 116.889945][ T8579] ? stack_trace_save+0x8c/0xc0 [ 116.895592][ T8579] ? stack_trace_consume_entry+0x160/0x160 [ 116.902024][ T8579] ? fs_reclaim_release+0x9c/0xe0 [ 116.907261][ T8579] ? lock_is_held_type+0xfa/0x130 [ 116.912685][ T8579] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 116.918431][ T8579] ? trace_kmalloc+0xbe/0xf0 [ 116.923571][ T8579] ? kmem_cache_alloc_trace+0x21c/0x400 [ 116.929561][ T8579] rtnl_newlink+0x5a/0x90 [ 116.934097][ T8579] rtnetlink_rcv_msg+0x32f/0x860 [ 116.939245][ T8579] ? rtnetlink_put_metrics+0x420/0x420 [ 116.945353][ T8579] ? check_preemption_disabled+0x36/0xd0 [ 116.951699][ T8579] ? netdev_core_pick_tx+0x290/0x290 [ 116.957322][ T8579] ? lock_acquire+0x1d0/0x850 [ 116.962194][ T8579] netlink_rcv_skb+0x118/0x370 [ 116.967325][ T8579] ? rtnetlink_put_metrics+0x420/0x420 [ 116.973169][ T8579] ? netlink_ack+0x9f0/0x9f0 [ 116.977945][ T8579] ? netlink_deliver_tap+0x15d/0x990 [ 116.983851][ T8579] netlink_unicast+0x42e/0x700 [ 116.988626][ T8579] ? netlink_attachskb+0x730/0x730 [ 116.994182][ T8579] ? _copy_from_iter_full+0x177/0x690 [ 116.999969][ T8579] netlink_sendmsg+0x70e/0xbe0 [ 117.005262][ T8579] ? netlink_unicast+0x700/0x700 [ 117.010559][ T8579] ? iovec_from_user+0x143/0x290 [ 117.015789][ T8579] ? netlink_unicast+0x700/0x700 [ 117.021849][ T8579] sock_sendmsg+0xab/0xe0 [ 117.026556][ T8579] ____sys_sendmsg+0x5bf/0x7a0 [ 117.031500][ T8579] ? kernel_sendmsg+0x30/0x30 [ 117.036691][ T8579] ? do_recvmmsg+0x550/0x550 [ 117.041917][ T8579] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 117.048534][ T8579] ? __might_fault+0xb5/0x160 [ 117.053481][ T8579] ___sys_sendmsg+0xd3/0x150 [ 117.058523][ T8579] ? sendmsg_copy_msghdr+0x110/0x110 [ 117.064479][ T8579] ? find_held_lock+0x2d/0x110 [ 117.069747][ T8579] ? check_preemption_disabled+0x36/0xd0 [ 117.075943][ T8579] ? lock_release+0x424/0x7e0 [ 117.081243][ T8579] ? __fget_files+0x193/0x2b0 [ 117.085930][ T8579] ? lock_downgrade+0x7b0/0x7b0 [ 117.090791][ T8579] ? find_held_lock+0x2d/0x110 [ 117.095543][ T8579] ? check_preemption_disabled+0x36/0xd0 [ 117.101900][ T8579] ? lock_is_held_type+0xfa/0x130 [ 117.107644][ T8579] ? __fget_files+0x1ab/0x2b0 [ 117.112662][ T8579] ? __fget_light+0xbe/0x220 [ 117.117248][ T8579] __sys_sendmsg+0xb2/0x140 [ 117.121949][ T8579] ? __sys_sendmsg_sock+0x10/0x10 [ 117.127711][ T8579] ? check_preemption_disabled+0x36/0xd0 [ 117.133698][ T8579] ? syscall_enter_from_user_mode+0x1d/0x60 [ 117.140949][ T8579] ? lockdep_hardirqs_on+0x54/0x100 [ 117.147154][ T8579] do_syscall_64+0x2d/0x70 [ 117.151896][ T8579] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 117.158192][ T8579] RIP: 0033:0x464d29 [ 117.162714][ T8579] 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 [ 117.184117][ T8579] RSP: 002b:00007f0ebdba4188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 117.193655][ T8579] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 117.202064][ T8579] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 117.211350][ T8579] RBP: 00007f0ebdba41d0 R08: 0000000000000000 R09: 0000000000000000 [ 117.219644][ T8579] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 117.227962][ T8579] R13: 00007ffeabcd7c4f R14: 00007f0ebdba4300 R15: 0000000000022000 [ 117.315582][ T8603] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 117.686822][ T8607] FAULT_INJECTION: forcing a failure. [ 117.686822][ T8607] name failslab, interval 1, probability 0, space 0, times 0 [ 117.700692][ T8607] CPU: 1 PID: 8607 Comm: syz-executor.3 Not tainted 5.12.0-rc7-syzkaller #0 [ 117.710714][ T8607] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 117.721773][ T8607] Call Trace: [ 117.725389][ T8607] dump_stack+0x10c/0x14b [ 117.729848][ T8607] should_fail.cold+0x5/0xa [ 117.734802][ T8607] ? lock_acquire+0x212/0x850 [ 117.739568][ T8607] ? sctp_addr_wq_mgmt+0x224/0x6d0 [ 117.744935][ T8607] should_failslab+0x5/0x10 [ 117.750481][ T8607] __kmalloc_track_caller+0x77/0x440 [ 117.756689][ T8607] kmemdup+0x1a/0x40 [ 117.760907][ T8607] sctp_addr_wq_mgmt+0x224/0x6d0 [ 117.766585][ T8607] sctp_inet6addr_event+0x1ec/0x980 [ 117.772907][ T8607] notifier_call_chain+0x94/0x170 [ 117.778262][ T8607] atomic_notifier_call_chain+0x5d/0xf0 [ 117.784274][ T8607] addrconf_ifdown.isra.0+0x7bb/0x10e0 [ 117.790402][ T8607] ? add_addr+0x240/0x240 [ 117.797426][ T8607] ? check_preemption_disabled+0x36/0xd0 [ 117.805590][ T8607] ? lock_is_held_type+0xfa/0x130 [ 117.811837][ T8607] addrconf_notify+0x3e6/0x1ca0 [ 117.819341][ T8607] ? mark_held_locks+0x9f/0xe0 [ 117.824791][ T8607] ? check_preemption_disabled+0x36/0xd0 [ 117.831103][ T8607] ? tls_device_sk_destruct+0x610/0x610 [ 117.836821][ T8607] ? clusterip_netdev_event+0x369/0x540 [ 117.842496][ T8607] ? inet6_ifinfo_notify+0x100/0x100 [ 117.848481][ T8607] ? __local_bh_enable_ip+0x11f/0x220 [ 117.854294][ T8607] ? clusterip_netdev_event+0x369/0x540 [ 117.859957][ T8607] notifier_call_chain+0x94/0x170 [ 117.865778][ T8607] dev_close_many+0x28c/0x560 [ 117.871157][ T8607] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 117.878387][ T8607] dev_change_net_namespace+0xcb7/0x1000 [ 117.885263][ T8607] ? lock_downgrade+0x7b0/0x7b0 [ 117.891654][ T8607] ? check_preemption_disabled+0x36/0xd0 [ 117.900035][ T8607] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 117.907411][ T8607] ? security_capable+0x4c/0x90 [ 117.912822][ T8607] ? ns_capable+0x53/0xc0 [ 117.917901][ T8607] do_setlink+0x16b/0x2f10 [ 117.923120][ T8607] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 117.931299][ T8607] ? unwind_get_return_address+0x51/0x90 [ 117.938900][ T8607] ? rtnl_getlink+0x930/0x930 [ 117.944388][ T8607] ? mark_lock+0xf0/0x15f0 [ 117.949506][ T8607] ? __lock_acquire+0xbc5/0x5050 [ 117.956092][ T8607] ? lock_chain_count+0x20/0x20 [ 117.961482][ T8607] ? mark_lock+0xf0/0x15f0 [ 117.967721][ T8607] ? memset+0x20/0x40 [ 117.974749][ T8607] ? __nla_validate_parse+0xb2/0x1fd0 [ 117.982333][ T8607] ? nla_get_range_signed+0x540/0x540 [ 117.988231][ T8607] __rtnl_newlink+0xabb/0x1360 [ 117.993682][ T8607] ? check_preemption_disabled+0x36/0xd0 [ 118.000222][ T8607] ? rtnl_setlink+0x320/0x320 [ 118.006462][ T8607] ? lock_release+0x424/0x7e0 [ 118.012677][ T8607] ? is_bpf_text_address+0x5f/0xe0 [ 118.018389][ T8607] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 118.026018][ T8607] ? is_bpf_text_address+0x77/0xe0 [ 118.032229][ T8607] ? kernel_text_address+0xbd/0xf0 [ 118.037879][ T8607] ? __kernel_text_address+0x9/0x30 [ 118.044214][ T8607] ? unwind_get_return_address+0x51/0x90 [ 118.050471][ T8607] ? create_prof_cpu_mask+0x20/0x20 [ 118.056922][ T8607] ? arch_stack_walk+0x93/0xe0 [ 118.062685][ T8607] ? stack_trace_save+0x8c/0xc0 [ 118.069630][ T8607] ? stack_trace_consume_entry+0x160/0x160 [ 118.076711][ T8607] ? fs_reclaim_release+0x9c/0xe0 [ 118.083208][ T8607] ? lock_is_held_type+0xfa/0x130 [ 118.088593][ T8607] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 118.095449][ T8607] ? trace_kmalloc+0xbe/0xf0 [ 118.100699][ T8607] ? kmem_cache_alloc_trace+0x21c/0x400 [ 118.107341][ T8607] rtnl_newlink+0x5a/0x90 [ 118.112796][ T8607] rtnetlink_rcv_msg+0x32f/0x860 [ 118.118916][ T8607] ? rtnetlink_put_metrics+0x420/0x420 [ 118.126147][ T8607] ? check_preemption_disabled+0x36/0xd0 [ 118.131897][ T8607] ? netdev_core_pick_tx+0x290/0x290 [ 118.139067][ T8607] ? lock_acquire+0x1d0/0x850 [ 118.144743][ T8607] netlink_rcv_skb+0x118/0x370 [ 118.150157][ T8607] ? rtnetlink_put_metrics+0x420/0x420 [ 118.156470][ T8607] ? netlink_ack+0x9f0/0x9f0 [ 118.162081][ T8607] ? netlink_deliver_tap+0x15d/0x990 [ 118.167540][ T8607] netlink_unicast+0x42e/0x700 [ 118.172836][ T8607] ? netlink_attachskb+0x730/0x730 [ 118.178619][ T8607] ? _copy_from_iter_full+0x177/0x690 [ 118.184626][ T8607] netlink_sendmsg+0x70e/0xbe0 [ 118.189992][ T8607] ? netlink_unicast+0x700/0x700 [ 118.195452][ T8607] ? iovec_from_user+0x143/0x290 [ 118.201029][ T8607] ? netlink_unicast+0x700/0x700 [ 118.206608][ T8607] sock_sendmsg+0xab/0xe0 [ 118.210942][ T8607] ____sys_sendmsg+0x5bf/0x7a0 [ 118.216611][ T8607] ? kernel_sendmsg+0x30/0x30 [ 118.224643][ T8607] ? do_recvmmsg+0x550/0x550 [ 118.231593][ T8607] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 118.240129][ T8607] ? __might_fault+0xb5/0x160 [ 118.245005][ T8607] ___sys_sendmsg+0xd3/0x150 [ 118.250817][ T8607] ? sendmsg_copy_msghdr+0x110/0x110 [ 118.256313][ T8607] ? find_held_lock+0x2d/0x110 [ 118.262089][ T8607] ? check_preemption_disabled+0x36/0xd0 [ 118.268141][ T8607] ? lock_release+0x424/0x7e0 [ 118.272994][ T8607] ? __fget_files+0x193/0x2b0 [ 118.278301][ T8607] ? lock_downgrade+0x7b0/0x7b0 [ 118.283791][ T8607] ? find_held_lock+0x2d/0x110 [ 118.291680][ T8607] ? check_preemption_disabled+0x36/0xd0 [ 118.298316][ T8607] ? lock_is_held_type+0xfa/0x130 [ 118.304221][ T8607] ? __fget_files+0x1ab/0x2b0 [ 118.309596][ T8607] ? __fget_light+0xbe/0x220 [ 118.314384][ T8607] __sys_sendmsg+0xb2/0x140 [ 118.320684][ T8607] ? __sys_sendmsg_sock+0x10/0x10 [ 118.326933][ T8607] ? check_preemption_disabled+0x36/0xd0 [ 118.333587][ T8607] ? syscall_enter_from_user_mode+0x1d/0x60 [ 118.339991][ T8607] ? lockdep_hardirqs_on+0x54/0x100 [ 118.346862][ T8607] do_syscall_64+0x2d/0x70 [ 118.352550][ T8607] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 118.359588][ T8607] RIP: 0033:0x464d29 [ 118.364256][ T8607] 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 [ 118.387686][ T8607] RSP: 002b:00007f3e9c5eb188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 118.397164][ T8607] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 118.409262][ T8607] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 118.422935][ T8607] RBP: 00007f3e9c5eb1d0 R08: 0000000000000000 R09: 0000000000000000 [ 118.432199][ T8607] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 118.440769][ T8607] R13: 00007ffcb8aeb9df R14: 00007f3e9c5eb300 R15: 0000000000022000 [ 118.456867][ T8607] netdevsim netdevsim3 netdevsim1: unset [1, 0] type 2 family 0 port 6081 - 0 [ 118.556950][ T8629] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 118.970355][ T8632] FAULT_INJECTION: forcing a failure. [ 118.970355][ T8632] name failslab, interval 1, probability 0, space 0, times 0 [ 119.039387][ T8632] CPU: 1 PID: 8632 Comm: syz-executor.1 Not tainted 5.12.0-rc7-syzkaller #0 [ 119.050314][ T8632] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 119.061174][ T8632] Call Trace: [ 119.065860][ T8632] dump_stack+0x10c/0x14b [ 119.072325][ T8632] should_fail.cold+0x5/0xa [ 119.080346][ T8632] ? mark_held_locks+0x9f/0xe0 [ 119.086715][ T8632] should_failslab+0x5/0x10 [ 119.092636][ T8632] kmem_cache_alloc_node_trace+0x65/0x540 [ 119.099639][ T8632] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 119.108490][ T8632] __kmalloc_node_track_caller+0x38/0x60 [ 119.115789][ T8632] __alloc_skb+0x8b/0x280 [ 119.120552][ T8632] __neigh_notify+0x7f/0x110 [ 119.126370][ T8632] neigh_cleanup_and_release+0x5a/0x220 [ 119.133047][ T8632] neigh_flush_dev+0x4f4/0x800 [ 119.138195][ T8632] ? lock_release+0x424/0x7e0 [ 119.143056][ T8632] __neigh_ifdown.isra.0+0x44/0x390 [ 119.148375][ T8632] ? __local_bh_enable_ip+0x11f/0x220 [ 119.154003][ T8632] ? rt6_disable_ip+0x49d/0x6a0 [ 119.159962][ T8632] neigh_ifdown+0x7/0x10 [ 119.164288][ T8632] rt6_disable_ip+0x551/0x6a0 [ 119.169294][ T8632] ? rt6_sync_down_dev+0x110/0x110 [ 119.174747][ T8632] ? mark_lock+0xf0/0x15f0 [ 119.179503][ T8632] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 119.185222][ T8632] ? lock_chain_count+0x20/0x20 [ 119.190441][ T8632] ? add_addr+0x240/0x240 [ 119.195225][ T8632] ? check_preemption_disabled+0x36/0xd0 [ 119.202003][ T8632] ? lock_is_held_type+0xfa/0x130 [ 119.207198][ T8632] addrconf_notify+0x3e6/0x1ca0 [ 119.212331][ T8632] ? mark_held_locks+0x9f/0xe0 [ 119.217137][ T8632] ? check_preemption_disabled+0x36/0xd0 [ 119.222764][ T8632] ? tls_device_sk_destruct+0x610/0x610 [ 119.228464][ T8632] ? clusterip_netdev_event+0x369/0x540 [ 119.234662][ T8632] ? inet6_ifinfo_notify+0x100/0x100 [ 119.240302][ T8632] ? __local_bh_enable_ip+0x11f/0x220 [ 119.245764][ T8632] ? clusterip_netdev_event+0x369/0x540 [ 119.251881][ T8632] notifier_call_chain+0x94/0x170 [ 119.257002][ T8632] dev_close_many+0x28c/0x560 [ 119.261892][ T8632] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 119.268086][ T8632] dev_change_net_namespace+0xcb7/0x1000 [ 119.274006][ T8632] ? lock_downgrade+0x7b0/0x7b0 [ 119.279318][ T8632] ? check_preemption_disabled+0x36/0xd0 [ 119.285151][ T8632] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 119.290923][ T8632] ? security_capable+0x4c/0x90 [ 119.296143][ T8632] ? ns_capable+0x53/0xc0 [ 119.301873][ T8632] do_setlink+0x16b/0x2f10 [ 119.307650][ T8632] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 119.313951][ T8632] ? unwind_get_return_address+0x51/0x90 [ 119.319668][ T8632] ? rtnl_getlink+0x930/0x930 [ 119.324340][ T8632] ? mark_lock+0xf0/0x15f0 [ 119.329565][ T8632] ? __lock_acquire+0xbc5/0x5050 [ 119.335010][ T8632] ? lock_chain_count+0x20/0x20 [ 119.340234][ T8632] ? mark_lock+0xf0/0x15f0 [ 119.345443][ T8632] ? memset+0x20/0x40 [ 119.350045][ T8632] ? __nla_validate_parse+0xb2/0x1fd0 [ 119.355923][ T8632] ? nla_get_range_signed+0x540/0x540 [ 119.361658][ T8632] __rtnl_newlink+0xabb/0x1360 [ 119.366742][ T8632] ? check_preemption_disabled+0x36/0xd0 [ 119.372460][ T8632] ? rtnl_setlink+0x320/0x320 [ 119.377564][ T8632] ? lock_release+0x424/0x7e0 [ 119.382721][ T8632] ? is_bpf_text_address+0x5f/0xe0 [ 119.388307][ T8632] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 119.395236][ T8632] ? is_bpf_text_address+0x77/0xe0 [ 119.401038][ T8632] ? kernel_text_address+0xbd/0xf0 [ 119.406513][ T8632] ? __kernel_text_address+0x9/0x30 [ 119.412231][ T8632] ? unwind_get_return_address+0x51/0x90 [ 119.418615][ T8632] ? create_prof_cpu_mask+0x20/0x20 [ 119.424596][ T8632] ? arch_stack_walk+0x93/0xe0 [ 119.429578][ T8632] ? stack_trace_save+0x8c/0xc0 [ 119.435363][ T8632] ? stack_trace_consume_entry+0x160/0x160 [ 119.441790][ T8632] ? fs_reclaim_release+0x9c/0xe0 [ 119.447002][ T8632] ? lock_is_held_type+0xfa/0x130 [ 119.452192][ T8632] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 119.458520][ T8632] ? trace_kmalloc+0xbe/0xf0 [ 119.464000][ T8632] ? kmem_cache_alloc_trace+0x21c/0x400 [ 119.470132][ T8632] rtnl_newlink+0x5a/0x90 [ 119.474736][ T8632] rtnetlink_rcv_msg+0x32f/0x860 [ 119.479902][ T8632] ? rtnetlink_put_metrics+0x420/0x420 [ 119.485683][ T8632] ? check_preemption_disabled+0x36/0xd0 [ 119.491619][ T8632] ? lock_acquire+0x222/0x850 [ 119.496956][ T8632] netlink_rcv_skb+0x118/0x370 [ 119.501722][ T8632] ? rtnetlink_put_metrics+0x420/0x420 [ 119.507186][ T8632] ? netlink_ack+0x9f0/0x9f0 [ 119.511956][ T8632] ? netlink_deliver_tap+0x15d/0x990 [ 119.517916][ T8632] netlink_unicast+0x42e/0x700 [ 119.524216][ T8632] ? netlink_attachskb+0x730/0x730 [ 119.530653][ T8632] ? _copy_from_iter_full+0x177/0x690 [ 119.536994][ T8632] netlink_sendmsg+0x70e/0xbe0 [ 119.542396][ T8632] ? netlink_unicast+0x700/0x700 [ 119.547963][ T8632] ? iovec_from_user+0x143/0x290 [ 119.553028][ T8632] ? netlink_unicast+0x700/0x700 [ 119.558506][ T8632] sock_sendmsg+0xab/0xe0 [ 119.563106][ T8632] ____sys_sendmsg+0x5bf/0x7a0 [ 119.568579][ T8632] ? kernel_sendmsg+0x30/0x30 [ 119.574727][ T8632] ? do_recvmmsg+0x550/0x550 [ 119.579665][ T8632] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 119.586071][ T8632] ? __might_fault+0xb5/0x160 [ 119.590900][ T8632] ___sys_sendmsg+0xd3/0x150 [ 119.595503][ T8632] ? sendmsg_copy_msghdr+0x110/0x110 [ 119.600946][ T8632] ? find_held_lock+0x2d/0x110 [ 119.605705][ T8632] ? check_preemption_disabled+0x36/0xd0 [ 119.611668][ T8632] ? lock_release+0x424/0x7e0 [ 119.617471][ T8632] ? __fget_files+0x193/0x2b0 [ 119.625148][ T8632] ? lock_downgrade+0x7b0/0x7b0 [ 119.633339][ T8632] ? find_held_lock+0x2d/0x110 [ 119.638956][ T8632] ? check_preemption_disabled+0x36/0xd0 [ 119.645245][ T8632] ? lock_is_held_type+0xfa/0x130 [ 119.651056][ T8632] ? __fget_files+0x1ab/0x2b0 [ 119.656201][ T8632] ? __fget_light+0xbe/0x220 [ 119.661260][ T8632] __sys_sendmsg+0xb2/0x140 [ 119.666159][ T8632] ? __sys_sendmsg_sock+0x10/0x10 [ 119.671721][ T8632] ? check_preemption_disabled+0x36/0xd0 [ 119.677522][ T8632] ? syscall_enter_from_user_mode+0x1d/0x60 [ 119.684072][ T8632] ? lockdep_hardirqs_on+0x54/0x100 [ 119.690425][ T8632] do_syscall_64+0x2d/0x70 [ 119.695257][ T8632] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 119.702400][ T8632] RIP: 0033:0x464d29 [ 119.706835][ T8632] 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 [ 119.727950][ T8632] RSP: 002b:00007faf7b584188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 119.737212][ T8632] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 119.746319][ T8632] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 119.754579][ T8632] RBP: 00007faf7b5841d0 R08: 0000000000000000 R09: 0000000000000000 [ 119.762750][ T8632] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 119.771157][ T8632] R13: 00007ffdc3fbe4ff R14: 00007faf7b584300 R15: 0000000000022000 2021/04/13 00:49:17 executed programs: 108 [ 120.047768][ T8657] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 120.505294][ T8662] FAULT_INJECTION: forcing a failure. [ 120.505294][ T8662] name failslab, interval 1, probability 0, space 0, times 0 [ 120.518819][ T8662] CPU: 0 PID: 8662 Comm: syz-executor.2 Not tainted 5.12.0-rc7-syzkaller #0 [ 120.528098][ T8662] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 120.538697][ T8662] Call Trace: [ 120.542527][ T8662] dump_stack+0x10c/0x14b [ 120.547706][ T8662] should_fail.cold+0x5/0xa [ 120.553108][ T8662] ? mark_held_locks+0x9f/0xe0 [ 120.558259][ T8662] should_failslab+0x5/0x10 [ 120.562771][ T8662] kmem_cache_alloc_node_trace+0x65/0x540 [ 120.568688][ T8662] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 120.574497][ T8662] __kmalloc_node_track_caller+0x38/0x60 [ 120.580753][ T8662] __alloc_skb+0x8b/0x280 [ 120.585854][ T8662] __neigh_notify+0x7f/0x110 [ 120.590725][ T8662] neigh_cleanup_and_release+0x5a/0x220 [ 120.597003][ T8662] neigh_flush_dev+0x4f4/0x800 [ 120.601921][ T8662] ? lock_release+0x424/0x7e0 [ 120.607474][ T8662] __neigh_ifdown.isra.0+0x44/0x390 [ 120.613363][ T8662] ? __local_bh_enable_ip+0x11f/0x220 [ 120.619552][ T8662] ? rt6_disable_ip+0x49d/0x6a0 [ 120.627746][ T8662] neigh_ifdown+0x7/0x10 [ 120.633889][ T8662] rt6_disable_ip+0x551/0x6a0 [ 120.639673][ T8662] ? rt6_sync_down_dev+0x110/0x110 [ 120.645640][ T8662] ? mark_lock+0xf0/0x15f0 [ 120.651379][ T8662] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 120.657273][ T8662] ? lock_chain_count+0x20/0x20 [ 120.663338][ T8662] ? add_addr+0x240/0x240 [ 120.668849][ T8662] ? check_preemption_disabled+0x36/0xd0 [ 120.674762][ T8662] ? lock_is_held_type+0xfa/0x130 [ 120.680896][ T8662] addrconf_notify+0x3e6/0x1ca0 [ 120.686329][ T8662] ? mark_held_locks+0x9f/0xe0 [ 120.692038][ T8662] ? check_preemption_disabled+0x36/0xd0 [ 120.698634][ T8662] ? tls_device_sk_destruct+0x610/0x610 [ 120.705071][ T8662] ? clusterip_netdev_event+0x369/0x540 [ 120.711718][ T8662] ? inet6_ifinfo_notify+0x100/0x100 [ 120.718365][ T8662] ? __local_bh_enable_ip+0x11f/0x220 [ 120.724976][ T8662] ? clusterip_netdev_event+0x369/0x540 [ 120.731164][ T8662] notifier_call_chain+0x94/0x170 [ 120.736547][ T8662] dev_close_many+0x28c/0x560 [ 120.741996][ T8662] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 120.748266][ T8662] dev_change_net_namespace+0xcb7/0x1000 [ 120.754592][ T8662] ? lock_downgrade+0x7b0/0x7b0 [ 120.760476][ T8662] ? check_preemption_disabled+0x36/0xd0 [ 120.766533][ T8662] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 120.771916][ T8662] ? security_capable+0x4c/0x90 [ 120.777226][ T8662] ? ns_capable+0x53/0xc0 [ 120.782117][ T8662] do_setlink+0x16b/0x2f10 [ 120.787476][ T8662] ? lock_is_held_type+0xd9/0x130 [ 120.792785][ T8662] ? rtnl_getlink+0x930/0x930 [ 120.797565][ T8662] ? mark_lock+0xf0/0x15f0 [ 120.802093][ T8662] ? trace_pelt_cfs_tp+0x158/0x1b0 [ 120.807389][ T8662] ? update_load_avg+0xdba/0x1890 [ 120.812439][ T8662] ? lock_chain_count+0x20/0x20 [ 120.817897][ T8662] ? mark_lock+0xf0/0x15f0 [ 120.822730][ T8662] ? memset+0x20/0x40 [ 120.826807][ T8662] ? __nla_validate_parse+0xb2/0x1fd0 [ 120.833088][ T8662] ? nla_get_range_signed+0x540/0x540 [ 120.838959][ T8662] __rtnl_newlink+0xabb/0x1360 [ 120.843852][ T8662] ? check_preemption_disabled+0x36/0xd0 [ 120.850200][ T8662] ? rtnl_setlink+0x320/0x320 [ 120.854972][ T8662] ? lock_release+0x424/0x7e0 [ 120.860077][ T8662] ? is_bpf_text_address+0x5f/0xe0 [ 120.866223][ T8662] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 120.873472][ T8662] ? is_bpf_text_address+0x77/0xe0 [ 120.882555][ T8662] ? kernel_text_address+0xbd/0xf0 [ 120.888285][ T8662] ? __kernel_text_address+0x9/0x30 [ 120.894254][ T8662] ? unwind_get_return_address+0x51/0x90 [ 120.901859][ T8662] ? create_prof_cpu_mask+0x20/0x20 [ 120.908240][ T8662] ? arch_stack_walk+0x93/0xe0 [ 120.914646][ T8662] ? stack_trace_save+0x8c/0xc0 [ 120.920458][ T8662] ? stack_trace_consume_entry+0x160/0x160 [ 120.926457][ T8662] ? fs_reclaim_release+0x9c/0xe0 [ 120.932053][ T8662] ? lock_is_held_type+0xfa/0x130 [ 120.937622][ T8662] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 120.944458][ T8662] ? trace_kmalloc+0xbe/0xf0 [ 120.949772][ T8662] ? kmem_cache_alloc_trace+0x21c/0x400 [ 120.955891][ T8662] rtnl_newlink+0x5a/0x90 [ 120.960403][ T8662] rtnetlink_rcv_msg+0x32f/0x860 [ 120.966620][ T8662] ? rtnetlink_put_metrics+0x420/0x420 [ 120.972587][ T8662] ? check_preemption_disabled+0x36/0xd0 [ 120.978368][ T8662] ? netdev_core_pick_tx+0x290/0x290 [ 120.984052][ T8662] ? lock_acquire+0x1d0/0x850 [ 120.988740][ T8662] netlink_rcv_skb+0x118/0x370 [ 120.993611][ T8662] ? rtnetlink_put_metrics+0x420/0x420 [ 121.000103][ T8662] ? netlink_ack+0x9f0/0x9f0 [ 121.005723][ T8662] ? netlink_deliver_tap+0x15d/0x990 [ 121.011917][ T8662] netlink_unicast+0x42e/0x700 [ 121.017901][ T8662] ? netlink_attachskb+0x730/0x730 [ 121.024530][ T8662] ? _copy_from_iter_full+0x177/0x690 [ 121.032018][ T8662] netlink_sendmsg+0x70e/0xbe0 [ 121.037516][ T8662] ? netlink_unicast+0x700/0x700 [ 121.045846][ T8662] ? iovec_from_user+0x143/0x290 [ 121.050905][ T8662] ? netlink_unicast+0x700/0x700 [ 121.056130][ T8662] sock_sendmsg+0xab/0xe0 [ 121.061205][ T8662] ____sys_sendmsg+0x5bf/0x7a0 [ 121.066929][ T8662] ? kernel_sendmsg+0x30/0x30 [ 121.071877][ T8662] ? do_recvmmsg+0x550/0x550 [ 121.077003][ T8662] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 121.085119][ T8662] ? __might_fault+0xb5/0x160 [ 121.091260][ T8662] ___sys_sendmsg+0xd3/0x150 [ 121.096057][ T8662] ? sendmsg_copy_msghdr+0x110/0x110 [ 121.102923][ T8662] ? find_held_lock+0x2d/0x110 [ 121.108695][ T8662] ? check_preemption_disabled+0x36/0xd0 [ 121.115596][ T8662] ? lock_release+0x424/0x7e0 [ 121.120889][ T8662] ? __fget_files+0x193/0x2b0 [ 121.125633][ T8662] ? lock_downgrade+0x7b0/0x7b0 [ 121.130823][ T8662] ? find_held_lock+0x2d/0x110 [ 121.136028][ T8662] ? check_preemption_disabled+0x36/0xd0 [ 121.142270][ T8662] ? lock_is_held_type+0xfa/0x130 [ 121.147822][ T8662] ? __fget_files+0x1ab/0x2b0 [ 121.152827][ T8662] ? __fget_light+0xbe/0x220 [ 121.158032][ T8662] __sys_sendmsg+0xb2/0x140 [ 121.162633][ T8662] ? __sys_sendmsg_sock+0x10/0x10 [ 121.168353][ T8662] ? check_preemption_disabled+0x36/0xd0 [ 121.174229][ T8662] ? syscall_enter_from_user_mode+0x1d/0x60 [ 121.181594][ T8662] ? lockdep_hardirqs_on+0x54/0x100 [ 121.187225][ T8662] do_syscall_64+0x2d/0x70 [ 121.192625][ T8662] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 121.199122][ T8662] RIP: 0033:0x464d29 [ 121.203495][ T8662] 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 [ 121.226982][ T8662] RSP: 002b:00007f1975114188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 121.236102][ T8662] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 121.245670][ T8662] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 121.254755][ T8662] RBP: 00007f19751141d0 R08: 0000000000000000 R09: 0000000000000000 [ 121.263082][ T8662] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 121.272028][ T8662] R13: 00007ffcc258f36f R14: 00007f1975114300 R15: 0000000000022000 [ 121.546407][ T8683] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 121.575288][ T8688] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 121.621177][ T8693] device veth0_macvtap left promiscuous mode [ 121.769724][ T8693] FAULT_INJECTION: forcing a failure. [ 121.769724][ T8693] name failslab, interval 1, probability 0, space 0, times 0 [ 121.785272][ T8693] CPU: 0 PID: 8693 Comm: syz-executor.5 Not tainted 5.12.0-rc7-syzkaller #0 [ 121.794197][ T8693] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 121.805142][ T8693] Call Trace: [ 121.808547][ T8693] dump_stack+0x10c/0x14b [ 121.812928][ T8693] should_fail.cold+0x5/0xa [ 121.817676][ T8693] ? mark_held_locks+0x9f/0xe0 [ 121.822832][ T8693] should_failslab+0x5/0x10 [ 121.827842][ T8693] kmem_cache_alloc_node_trace+0x65/0x540 [ 121.833903][ T8693] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 121.839672][ T8693] __kmalloc_node_track_caller+0x38/0x60 [ 121.846039][ T8693] __alloc_skb+0x8b/0x280 [ 121.850639][ T8693] __neigh_notify+0x7f/0x110 [ 121.855581][ T8693] neigh_cleanup_and_release+0x5a/0x220 [ 121.861243][ T8693] neigh_flush_dev+0x4f4/0x800 [ 121.866245][ T8693] ? lock_release+0x424/0x7e0 [ 121.871032][ T8693] __neigh_ifdown.isra.0+0x44/0x390 [ 121.876500][ T8693] ? __local_bh_enable_ip+0x11f/0x220 [ 121.882203][ T8693] ? rt6_disable_ip+0x49d/0x6a0 [ 121.887061][ T8693] neigh_ifdown+0x7/0x10 [ 121.891572][ T8693] rt6_disable_ip+0x551/0x6a0 [ 121.897072][ T8693] ? rt6_sync_down_dev+0x110/0x110 [ 121.903016][ T8693] ? mark_lock+0xf0/0x15f0 [ 121.908140][ T8693] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 121.914309][ T8693] ? lock_chain_count+0x20/0x20 [ 121.919361][ T8693] ? add_addr+0x240/0x240 [ 121.925066][ T8693] ? check_preemption_disabled+0x36/0xd0 [ 121.931209][ T8693] ? lock_is_held_type+0xfa/0x130 [ 121.936602][ T8693] addrconf_notify+0x3e6/0x1ca0 [ 121.942412][ T8693] ? mark_held_locks+0x9f/0xe0 [ 121.947531][ T8693] ? check_preemption_disabled+0x36/0xd0 [ 121.953693][ T8693] ? tls_device_sk_destruct+0x610/0x610 [ 121.959523][ T8693] ? clusterip_netdev_event+0x369/0x540 [ 121.967320][ T8693] ? inet6_ifinfo_notify+0x100/0x100 [ 121.973296][ T8693] ? __local_bh_enable_ip+0x11f/0x220 [ 121.978935][ T8693] ? clusterip_netdev_event+0x369/0x540 [ 121.985085][ T8693] notifier_call_chain+0x94/0x170 [ 121.990733][ T8693] dev_close_many+0x28c/0x560 [ 121.996110][ T8693] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 122.003735][ T8693] dev_change_net_namespace+0xcb7/0x1000 [ 122.009753][ T8693] ? lock_downgrade+0x7b0/0x7b0 [ 122.015224][ T8693] ? check_preemption_disabled+0x36/0xd0 [ 122.026165][ T8693] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 122.032076][ T8693] ? security_capable+0x4c/0x90 [ 122.037140][ T8693] ? ns_capable+0x53/0xc0 [ 122.042445][ T8693] do_setlink+0x16b/0x2f10 [ 122.047186][ T8693] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 122.053355][ T8693] ? rtnl_getlink+0x930/0x930 [ 122.058281][ T8693] ? lock_is_held_type+0xd9/0x130 [ 122.064108][ T8693] ? mark_lock+0xf0/0x15f0 [ 122.069434][ T8693] ? lock_release+0x424/0x7e0 [ 122.074632][ T8693] ? is_bpf_text_address+0x5f/0xe0 [ 122.081589][ T8693] ? lock_chain_count+0x20/0x20 [ 122.086669][ T8693] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 122.092831][ T8693] ? memset+0x20/0x40 [ 122.096919][ T8693] ? __nla_validate_parse+0xb2/0x1fd0 [ 122.103058][ T8693] ? nla_get_range_signed+0x540/0x540 [ 122.108805][ T8693] __rtnl_newlink+0xabb/0x1360 [ 122.114041][ T8693] ? check_preemption_disabled+0x36/0xd0 [ 122.119861][ T8693] ? rtnl_setlink+0x320/0x320 [ 122.125116][ T8693] ? lock_release+0x424/0x7e0 [ 122.130137][ T8693] ? is_bpf_text_address+0x5f/0xe0 [ 122.135259][ T8693] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 122.142220][ T8693] ? is_bpf_text_address+0x77/0xe0 [ 122.147559][ T8693] ? kernel_text_address+0xbd/0xf0 [ 122.153811][ T8693] ? __kernel_text_address+0x9/0x30 [ 122.159236][ T8693] ? unwind_get_return_address+0x51/0x90 [ 122.165216][ T8693] ? create_prof_cpu_mask+0x20/0x20 [ 122.170883][ T8693] ? arch_stack_walk+0x93/0xe0 [ 122.176038][ T8693] ? stack_trace_save+0x8c/0xc0 [ 122.181709][ T8693] ? stack_trace_consume_entry+0x160/0x160 [ 122.188018][ T8693] ? fs_reclaim_release+0x9c/0xe0 [ 122.193404][ T8693] ? lock_is_held_type+0xfa/0x130 [ 122.198772][ T8693] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 122.204706][ T8693] ? trace_kmalloc+0xbe/0xf0 [ 122.209520][ T8693] ? kmem_cache_alloc_trace+0x21c/0x400 [ 122.215441][ T8693] rtnl_newlink+0x5a/0x90 [ 122.219867][ T8693] rtnetlink_rcv_msg+0x32f/0x860 [ 122.224832][ T8693] ? rtnetlink_put_metrics+0x420/0x420 [ 122.230649][ T8693] ? check_preemption_disabled+0x36/0xd0 [ 122.236491][ T8693] ? netdev_core_pick_tx+0x290/0x290 [ 122.242507][ T8693] ? lock_acquire+0x1d0/0x850 [ 122.247182][ T8693] netlink_rcv_skb+0x118/0x370 [ 122.252078][ T8693] ? rtnetlink_put_metrics+0x420/0x420 [ 122.257745][ T8693] ? netlink_ack+0x9f0/0x9f0 [ 122.262601][ T8693] ? netlink_deliver_tap+0x15d/0x990 [ 122.268334][ T8693] netlink_unicast+0x42e/0x700 [ 122.273630][ T8693] ? netlink_attachskb+0x730/0x730 [ 122.278962][ T8693] ? _copy_from_iter_full+0x177/0x690 [ 122.286997][ T8693] netlink_sendmsg+0x70e/0xbe0 [ 122.292141][ T8693] ? netlink_unicast+0x700/0x700 [ 122.297500][ T8693] ? iovec_from_user+0x143/0x290 [ 122.302896][ T8693] ? netlink_unicast+0x700/0x700 [ 122.308085][ T8693] sock_sendmsg+0xab/0xe0 [ 122.312990][ T8693] ____sys_sendmsg+0x5bf/0x7a0 [ 122.318551][ T8693] ? kernel_sendmsg+0x30/0x30 [ 122.323237][ T8693] ? do_recvmmsg+0x550/0x550 [ 122.328145][ T8693] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 122.334135][ T8693] ? __might_fault+0xb5/0x160 [ 122.339324][ T8693] ___sys_sendmsg+0xd3/0x150 [ 122.344749][ T8693] ? sendmsg_copy_msghdr+0x110/0x110 [ 122.350589][ T8693] ? find_held_lock+0x2d/0x110 [ 122.355457][ T8693] ? check_preemption_disabled+0x36/0xd0 [ 122.361169][ T8693] ? lock_release+0x424/0x7e0 [ 122.366156][ T8693] ? __fget_files+0x193/0x2b0 [ 122.371367][ T8693] ? lock_downgrade+0x7b0/0x7b0 [ 122.376554][ T8693] ? find_held_lock+0x2d/0x110 [ 122.381727][ T8693] ? check_preemption_disabled+0x36/0xd0 [ 122.387874][ T8693] ? lock_is_held_type+0xfa/0x130 [ 122.392989][ T8693] ? __fget_files+0x1ab/0x2b0 [ 122.397964][ T8693] ? __fget_light+0xbe/0x220 [ 122.402796][ T8693] __sys_sendmsg+0xb2/0x140 [ 122.407278][ T8693] ? __sys_sendmsg_sock+0x10/0x10 [ 122.412457][ T8693] ? check_preemption_disabled+0x36/0xd0 [ 122.418413][ T8693] ? syscall_enter_from_user_mode+0x1d/0x60 [ 122.424543][ T8693] ? lockdep_hardirqs_on+0x54/0x100 [ 122.429908][ T8693] do_syscall_64+0x2d/0x70 [ 122.434472][ T8693] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 122.440593][ T8693] RIP: 0033:0x464d29 [ 122.444562][ T8693] 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 [ 122.464666][ T8693] RSP: 002b:00007f0ebdba4188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 122.473237][ T8693] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 122.481717][ T8693] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 122.489962][ T8693] RBP: 00007f0ebdba41d0 R08: 0000000000000000 R09: 0000000000000000 [ 122.497916][ T8693] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 122.506361][ T8693] R13: 00007ffeabcd7c4f R14: 00007f0ebdba4300 R15: 0000000000022000 [ 122.752293][ T8693] device veth0_macvtap entered promiscuous mode [ 122.781750][ T8714] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 122.848061][ T8718] FAULT_INJECTION: forcing a failure. [ 122.848061][ T8718] name failslab, interval 1, probability 0, space 0, times 0 [ 122.900835][ T8718] CPU: 1 PID: 8718 Comm: syz-executor.3 Not tainted 5.12.0-rc7-syzkaller #0 [ 122.911112][ T8718] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 122.922087][ T8718] Call Trace: [ 122.925913][ T8718] dump_stack+0x10c/0x14b [ 122.930872][ T8718] should_fail.cold+0x5/0xa [ 122.936846][ T8718] should_failslab+0x5/0x10 [ 122.941832][ T8718] kmem_cache_alloc_node_trace+0x65/0x540 [ 122.949039][ T8718] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 122.955478][ T8718] __kmalloc_node_track_caller+0x38/0x60 [ 122.961576][ T8718] __alloc_skb+0x8b/0x280 [ 122.966195][ T8718] alloc_uevent_skb+0x76/0x200 [ 122.972416][ T8718] kobject_uevent_env+0xc49/0xf50 [ 122.977749][ T8718] ? check_preemption_disabled+0x36/0xd0 [ 122.984215][ T8718] ? __local_bh_enable_ip+0x11f/0x220 [ 122.990040][ T8718] ? dev_change_net_namespace+0x4d7/0x1000 [ 122.997136][ T8718] ? lockdep_hardirqs_on+0x54/0x100 [ 123.007681][ T8718] dev_change_net_namespace+0x9c3/0x1000 [ 123.027818][ T8718] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 123.057046][ T8718] ? security_capable+0x4c/0x90 [ 123.065917][ T8718] ? ns_capable+0x53/0xc0 [ 123.070990][ T8718] do_setlink+0x16b/0x2f10 [ 123.077233][ T8718] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 123.087014][ T8718] ? unwind_get_return_address+0x51/0x90 [ 123.096659][ T8718] ? rtnl_getlink+0x930/0x930 [ 123.103672][ T8718] ? mark_lock+0xf0/0x15f0 [ 123.109413][ T8718] ? __lock_acquire+0xbc5/0x5050 [ 123.116030][ T8718] ? lock_chain_count+0x20/0x20 [ 123.122501][ T8718] ? mark_lock+0xf0/0x15f0 [ 123.128203][ T8718] ? memset+0x20/0x40 [ 123.134426][ T8718] ? __nla_validate_parse+0xb2/0x1fd0 [ 123.142683][ T8718] ? nla_get_range_signed+0x540/0x540 [ 123.155082][ T8718] __rtnl_newlink+0xabb/0x1360 [ 123.162396][ T8718] ? check_preemption_disabled+0x36/0xd0 [ 123.171783][ T8718] ? rtnl_setlink+0x320/0x320 [ 123.177827][ T8718] ? lock_release+0x424/0x7e0 [ 123.183355][ T8718] ? is_bpf_text_address+0x5f/0xe0 [ 123.189841][ T8718] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 123.198345][ T8718] ? is_bpf_text_address+0x77/0xe0 [ 123.203806][ T8718] ? kernel_text_address+0xbd/0xf0 [ 123.209653][ T8718] ? __kernel_text_address+0x9/0x30 [ 123.215117][ T8718] ? unwind_get_return_address+0x51/0x90 [ 123.221097][ T8718] ? create_prof_cpu_mask+0x20/0x20 [ 123.226494][ T8718] ? arch_stack_walk+0x93/0xe0 [ 123.231741][ T8718] ? stack_trace_save+0x8c/0xc0 [ 123.237051][ T8718] ? stack_trace_consume_entry+0x160/0x160 [ 123.243856][ T8718] ? fs_reclaim_release+0x9c/0xe0 [ 123.249631][ T8718] ? lock_is_held_type+0xfa/0x130 [ 123.255130][ T8718] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 123.260823][ T8718] ? trace_kmalloc+0xbe/0xf0 [ 123.265946][ T8718] ? kmem_cache_alloc_trace+0x21c/0x400 [ 123.272166][ T8718] rtnl_newlink+0x5a/0x90 [ 123.276594][ T8718] rtnetlink_rcv_msg+0x32f/0x860 [ 123.282510][ T8718] ? rtnetlink_put_metrics+0x420/0x420 [ 123.288347][ T8718] ? check_preemption_disabled+0x36/0xd0 [ 123.294805][ T8718] ? netdev_core_pick_tx+0x290/0x290 [ 123.302123][ T8718] ? lock_acquire+0x1d0/0x850 [ 123.307597][ T8718] netlink_rcv_skb+0x118/0x370 [ 123.313098][ T8718] ? rtnetlink_put_metrics+0x420/0x420 [ 123.319473][ T8718] ? netlink_ack+0x9f0/0x9f0 [ 123.324395][ T8718] ? netlink_deliver_tap+0x15d/0x990 [ 123.329936][ T8718] netlink_unicast+0x42e/0x700 [ 123.334701][ T8718] ? netlink_attachskb+0x730/0x730 [ 123.340139][ T8718] ? _copy_from_iter_full+0x177/0x690 [ 123.346381][ T8718] netlink_sendmsg+0x70e/0xbe0 [ 123.352210][ T8718] ? netlink_unicast+0x700/0x700 [ 123.357503][ T8718] ? iovec_from_user+0x143/0x290 [ 123.362985][ T8718] ? netlink_unicast+0x700/0x700 [ 123.368377][ T8718] sock_sendmsg+0xab/0xe0 [ 123.372970][ T8718] ____sys_sendmsg+0x5bf/0x7a0 [ 123.377848][ T8718] ? kernel_sendmsg+0x30/0x30 [ 123.383053][ T8718] ? do_recvmmsg+0x550/0x550 [ 123.387932][ T8718] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 123.394213][ T8718] ? __might_fault+0xb5/0x160 [ 123.399257][ T8718] ___sys_sendmsg+0xd3/0x150 [ 123.404730][ T8718] ? sendmsg_copy_msghdr+0x110/0x110 [ 123.410272][ T8718] ? find_held_lock+0x2d/0x110 [ 123.415491][ T8718] ? check_preemption_disabled+0x36/0xd0 [ 123.421314][ T8718] ? lock_release+0x424/0x7e0 [ 123.425981][ T8718] ? __fget_files+0x193/0x2b0 [ 123.430748][ T8718] ? lock_downgrade+0x7b0/0x7b0 [ 123.435947][ T8718] ? find_held_lock+0x2d/0x110 [ 123.441927][ T8718] ? check_preemption_disabled+0x36/0xd0 [ 123.448104][ T8718] ? lock_is_held_type+0xfa/0x130 [ 123.453768][ T8718] ? __fget_files+0x1ab/0x2b0 [ 123.460117][ T8718] ? __fget_light+0xbe/0x220 [ 123.464923][ T8718] __sys_sendmsg+0xb2/0x140 [ 123.469769][ T8718] ? __sys_sendmsg_sock+0x10/0x10 [ 123.475161][ T8718] ? check_preemption_disabled+0x36/0xd0 [ 123.481495][ T8718] ? syscall_enter_from_user_mode+0x1d/0x60 [ 123.488617][ T8718] ? lockdep_hardirqs_on+0x54/0x100 [ 123.495523][ T8718] do_syscall_64+0x2d/0x70 [ 123.500199][ T8718] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 123.506232][ T8718] RIP: 0033:0x464d29 [ 123.510303][ T8718] 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 [ 123.531292][ T8718] RSP: 002b:00007f3e9c5eb188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 123.540634][ T8718] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 123.550160][ T8718] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 123.558693][ T8718] RBP: 00007f3e9c5eb1d0 R08: 0000000000000000 R09: 0000000000000000 [ 123.567561][ T8718] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 123.576061][ T8718] R13: 00007ffcb8aeb9df R14: 00007f3e9c5eb300 R15: 0000000000022000 [ 123.650226][ T8738] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 124.043021][ T8746] FAULT_INJECTION: forcing a failure. [ 124.043021][ T8746] name failslab, interval 1, probability 0, space 0, times 0 [ 124.060262][ T8746] CPU: 0 PID: 8746 Comm: syz-executor.4 Not tainted 5.12.0-rc7-syzkaller #0 [ 124.069740][ T8746] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 124.080367][ T8746] Call Trace: [ 124.083918][ T8746] dump_stack+0x10c/0x14b [ 124.088650][ T8746] should_fail.cold+0x5/0xa [ 124.093419][ T8746] should_failslab+0x5/0x10 [ 124.098129][ T8746] kmem_cache_alloc_node+0x61/0x520 [ 124.103503][ T8746] ? mark_lock+0xf0/0x15f0 [ 124.108228][ T8746] __alloc_skb+0x153/0x280 [ 124.112912][ T8746] inet6_ifa_notify+0x112/0x1e0 [ 124.118215][ T8746] ? inet6_fill_ifaddr+0xba0/0xba0 [ 124.123505][ T8746] ? lock_release+0x424/0x7e0 [ 124.128368][ T8746] __ipv6_ifa_notify+0x13f/0x910 [ 124.133757][ T8746] ? modify_prefix_route+0x4f0/0x4f0 [ 124.139308][ T8746] ? check_preemption_disabled+0x36/0xd0 [ 124.145395][ T8746] ? __local_bh_enable_ip+0x11f/0x220 [ 124.151353][ T8746] ? addrconf_ifdown.isra.0+0x797/0x10e0 [ 124.157380][ T8746] addrconf_ifdown.isra.0+0x7ae/0x10e0 [ 124.163024][ T8746] ? add_addr+0x240/0x240 [ 124.167721][ T8746] ? check_preemption_disabled+0x36/0xd0 [ 124.173738][ T8746] ? lock_is_held_type+0xfa/0x130 [ 124.178945][ T8746] addrconf_notify+0x3e6/0x1ca0 [ 124.184191][ T8746] ? mark_held_locks+0x9f/0xe0 [ 124.189934][ T8746] ? check_preemption_disabled+0x36/0xd0 [ 124.195779][ T8746] ? tls_device_sk_destruct+0x610/0x610 [ 124.201956][ T8746] ? clusterip_netdev_event+0x369/0x540 [ 124.207992][ T8746] ? inet6_ifinfo_notify+0x100/0x100 [ 124.213458][ T8746] ? __local_bh_enable_ip+0x11f/0x220 [ 124.219110][ T8746] ? clusterip_netdev_event+0x369/0x540 [ 124.225123][ T8746] notifier_call_chain+0x94/0x170 [ 124.230656][ T8746] dev_close_many+0x28c/0x560 [ 124.235594][ T8746] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 124.242402][ T8746] dev_change_net_namespace+0xcb7/0x1000 [ 124.248646][ T8746] ? lock_downgrade+0x7b0/0x7b0 [ 124.253612][ T8746] ? check_preemption_disabled+0x36/0xd0 [ 124.259535][ T8746] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 124.265197][ T8746] ? security_capable+0x4c/0x90 [ 124.270801][ T8746] ? ns_capable+0x53/0xc0 [ 124.275344][ T8746] do_setlink+0x16b/0x2f10 [ 124.279869][ T8746] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 124.286857][ T8746] ? unwind_get_return_address+0x51/0x90 [ 124.292665][ T8746] ? rtnl_getlink+0x930/0x930 [ 124.297596][ T8746] ? mark_lock+0xf0/0x15f0 [ 124.302257][ T8746] ? __lock_acquire+0xbc5/0x5050 [ 124.307213][ T8746] ? lock_chain_count+0x20/0x20 [ 124.312088][ T8746] ? mark_lock+0xf0/0x15f0 [ 124.316523][ T8746] ? memset+0x20/0x40 [ 124.320689][ T8746] ? __nla_validate_parse+0xb2/0x1fd0 [ 124.326447][ T8746] ? nla_get_range_signed+0x540/0x540 [ 124.332328][ T8746] __rtnl_newlink+0xabb/0x1360 [ 124.337629][ T8746] ? check_preemption_disabled+0x36/0xd0 [ 124.343376][ T8746] ? rtnl_setlink+0x320/0x320 [ 124.348418][ T8746] ? lock_release+0x424/0x7e0 [ 124.353536][ T8746] ? is_bpf_text_address+0x5f/0xe0 [ 124.359558][ T8746] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 124.366188][ T8746] ? is_bpf_text_address+0x77/0xe0 [ 124.371493][ T8746] ? kernel_text_address+0xbd/0xf0 [ 124.377188][ T8746] ? __kernel_text_address+0x9/0x30 [ 124.382833][ T8746] ? unwind_get_return_address+0x51/0x90 [ 124.388811][ T8746] ? create_prof_cpu_mask+0x20/0x20 [ 124.394441][ T8746] ? arch_stack_walk+0x93/0xe0 [ 124.399434][ T8746] ? stack_trace_save+0x8c/0xc0 [ 124.405250][ T8746] ? stack_trace_consume_entry+0x160/0x160 [ 124.411627][ T8746] ? fs_reclaim_release+0x9c/0xe0 [ 124.416712][ T8746] ? lock_is_held_type+0xfa/0x130 [ 124.421953][ T8746] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 124.427953][ T8746] ? trace_kmalloc+0xbe/0xf0 [ 124.433236][ T8746] ? kmem_cache_alloc_trace+0x21c/0x400 [ 124.439092][ T8746] rtnl_newlink+0x5a/0x90 [ 124.444365][ T8746] rtnetlink_rcv_msg+0x32f/0x860 [ 124.449563][ T8746] ? rtnetlink_put_metrics+0x420/0x420 [ 124.455131][ T8746] ? check_preemption_disabled+0x36/0xd0 [ 124.461093][ T8746] ? netdev_core_pick_tx+0x290/0x290 [ 124.466705][ T8746] ? lock_acquire+0x1d0/0x850 [ 124.472240][ T8746] netlink_rcv_skb+0x118/0x370 [ 124.477222][ T8746] ? rtnetlink_put_metrics+0x420/0x420 [ 124.483296][ T8746] ? netlink_ack+0x9f0/0x9f0 [ 124.487970][ T8746] ? netlink_deliver_tap+0x15d/0x990 [ 124.493490][ T8746] netlink_unicast+0x42e/0x700 [ 124.498767][ T8746] ? netlink_attachskb+0x730/0x730 [ 124.504355][ T8746] ? _copy_from_iter_full+0x177/0x690 [ 124.510596][ T8746] netlink_sendmsg+0x70e/0xbe0 [ 124.515561][ T8746] ? netlink_unicast+0x700/0x700 [ 124.521004][ T8746] ? iovec_from_user+0x143/0x290 [ 124.526116][ T8746] ? netlink_unicast+0x700/0x700 [ 124.531150][ T8746] sock_sendmsg+0xab/0xe0 [ 124.535905][ T8746] ____sys_sendmsg+0x5bf/0x7a0 [ 124.540771][ T8746] ? kernel_sendmsg+0x30/0x30 [ 124.545552][ T8746] ? do_recvmmsg+0x550/0x550 [ 124.550781][ T8746] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 124.557536][ T8746] ? __might_fault+0xb5/0x160 [ 124.562342][ T8746] ___sys_sendmsg+0xd3/0x150 [ 124.567016][ T8746] ? sendmsg_copy_msghdr+0x110/0x110 [ 124.572756][ T8746] ? find_held_lock+0x2d/0x110 [ 124.577708][ T8746] ? check_preemption_disabled+0x36/0xd0 [ 124.584173][ T8746] ? lock_release+0x424/0x7e0 [ 124.589397][ T8746] ? __fget_files+0x193/0x2b0 [ 124.594193][ T8746] ? lock_downgrade+0x7b0/0x7b0 [ 124.599407][ T8746] ? find_held_lock+0x2d/0x110 [ 124.604920][ T8746] ? check_preemption_disabled+0x36/0xd0 [ 124.610967][ T8746] ? lock_is_held_type+0xfa/0x130 [ 124.616502][ T8746] ? __fget_files+0x1ab/0x2b0 [ 124.622104][ T8746] ? __fget_light+0xbe/0x220 [ 124.631839][ T8746] __sys_sendmsg+0xb2/0x140 [ 124.637232][ T8746] ? __sys_sendmsg_sock+0x10/0x10 [ 124.642762][ T8746] ? check_preemption_disabled+0x36/0xd0 [ 124.648592][ T8746] ? syscall_enter_from_user_mode+0x1d/0x60 [ 124.655177][ T8746] ? lockdep_hardirqs_on+0x54/0x100 [ 124.661217][ T8746] do_syscall_64+0x2d/0x70 [ 124.666229][ T8746] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 124.672903][ T8746] RIP: 0033:0x464d29 [ 124.677411][ T8746] 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 [ 124.699044][ T8746] RSP: 002b:00007f6ef88d9188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 124.708289][ T8746] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 124.716991][ T8746] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 124.725863][ T8746] RBP: 00007f6ef88d91d0 R08: 0000000000000000 R09: 0000000000000000 [ 124.734697][ T8746] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 124.742940][ T8746] R13: 00007ffedd5ea56f R14: 00007f6ef88d9300 R15: 0000000000022000 [ 124.998719][ T8745] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 125.103587][ T8752] FAULT_INJECTION: forcing a failure. [ 125.103587][ T8752] name failslab, interval 1, probability 0, space 0, times 0 [ 125.121272][ T8752] CPU: 0 PID: 8752 Comm: syz-executor.1 Not tainted 5.12.0-rc7-syzkaller #0 [ 125.130169][ T8752] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 125.140775][ T8752] Call Trace: [ 125.144058][ T8752] dump_stack+0x10c/0x14b [ 125.148554][ T8752] should_fail.cold+0x5/0xa [ 125.153056][ T8752] should_failslab+0x5/0x10 [ 125.158176][ T8752] kmem_cache_alloc_node+0x61/0x520 [ 125.163640][ T8752] __alloc_skb+0x153/0x280 [ 125.170318][ T8752] inet_netconf_notify_devconf+0x7b/0x130 [ 125.176231][ T8752] inetdev_event+0x9aa/0x1190 [ 125.181100][ T8752] ? devinet_init_net+0x5b0/0x5b0 [ 125.186467][ T8752] ? _raw_spin_unlock_irqrestore+0x2d/0x85 [ 125.193790][ T8752] ? skb_dequeue+0x110/0x1a0 [ 125.198984][ T8752] notifier_call_chain+0x94/0x170 [ 125.204276][ T8752] dev_change_net_namespace+0x22e/0x1000 [ 125.210133][ T8752] ? lock_downgrade+0x7b0/0x7b0 [ 125.215516][ T8752] ? check_preemption_disabled+0x36/0xd0 [ 125.221557][ T8752] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 125.227044][ T8752] ? security_capable+0x4c/0x90 [ 125.231957][ T8752] ? ns_capable+0x53/0xc0 [ 125.237342][ T8752] do_setlink+0x16b/0x2f10 [ 125.242000][ T8752] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 125.248418][ T8752] ? unwind_get_return_address+0x51/0x90 [ 125.254754][ T8752] ? rtnl_getlink+0x930/0x930 [ 125.260057][ T8752] ? mark_lock+0xf0/0x15f0 [ 125.264564][ T8752] ? __lock_acquire+0xbc5/0x5050 [ 125.269680][ T8752] ? lock_chain_count+0x20/0x20 [ 125.274605][ T8752] ? mark_lock+0xf0/0x15f0 [ 125.279111][ T8752] ? memset+0x20/0x40 [ 125.283370][ T8752] ? __nla_validate_parse+0xb2/0x1fd0 [ 125.289225][ T8752] ? nla_get_range_signed+0x540/0x540 [ 125.294961][ T8752] __rtnl_newlink+0xabb/0x1360 [ 125.299901][ T8752] ? check_preemption_disabled+0x36/0xd0 [ 125.305734][ T8752] ? rtnl_setlink+0x320/0x320 [ 125.310579][ T8752] ? lock_release+0x424/0x7e0 [ 125.315577][ T8752] ? is_bpf_text_address+0x5f/0xe0 [ 125.321026][ T8752] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 125.327607][ T8752] ? is_bpf_text_address+0x77/0xe0 [ 125.332729][ T8752] ? kernel_text_address+0xbd/0xf0 [ 125.338014][ T8752] ? __kernel_text_address+0x9/0x30 [ 125.343512][ T8752] ? unwind_get_return_address+0x51/0x90 [ 125.349424][ T8752] ? create_prof_cpu_mask+0x20/0x20 [ 125.354800][ T8752] ? arch_stack_walk+0x93/0xe0 [ 125.359960][ T8752] ? stack_trace_save+0x8c/0xc0 [ 125.365238][ T8752] ? stack_trace_consume_entry+0x160/0x160 [ 125.371538][ T8752] ? fs_reclaim_release+0x9c/0xe0 [ 125.376841][ T8752] ? lock_is_held_type+0xfa/0x130 [ 125.382552][ T8752] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 125.388605][ T8752] ? trace_kmalloc+0xbe/0xf0 [ 125.393274][ T8752] ? kmem_cache_alloc_trace+0x21c/0x400 [ 125.399064][ T8752] rtnl_newlink+0x5a/0x90 [ 125.403616][ T8752] rtnetlink_rcv_msg+0x32f/0x860 [ 125.408770][ T8752] ? rtnetlink_put_metrics+0x420/0x420 [ 125.414734][ T8752] ? check_preemption_disabled+0x36/0xd0 [ 125.420701][ T8752] ? lock_acquire+0x222/0x850 [ 125.425809][ T8752] netlink_rcv_skb+0x118/0x370 [ 125.431000][ T8752] ? rtnetlink_put_metrics+0x420/0x420 [ 125.436892][ T8752] ? netlink_ack+0x9f0/0x9f0 [ 125.442010][ T8752] ? netlink_deliver_tap+0x15d/0x990 [ 125.447817][ T8752] netlink_unicast+0x42e/0x700 [ 125.452788][ T8752] ? netlink_attachskb+0x730/0x730 [ 125.458137][ T8752] ? _copy_from_iter_full+0x177/0x690 [ 125.464005][ T8752] netlink_sendmsg+0x70e/0xbe0 [ 125.468769][ T8752] ? netlink_unicast+0x700/0x700 [ 125.474382][ T8752] ? iovec_from_user+0x143/0x290 [ 125.479975][ T8752] ? netlink_unicast+0x700/0x700 [ 125.485871][ T8752] sock_sendmsg+0xab/0xe0 [ 125.491182][ T8752] ____sys_sendmsg+0x5bf/0x7a0 [ 125.496514][ T8752] ? kernel_sendmsg+0x30/0x30 [ 125.501515][ T8752] ? do_recvmmsg+0x550/0x550 [ 125.506591][ T8752] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 125.513669][ T8752] ? __might_fault+0xb5/0x160 [ 125.519429][ T8752] ___sys_sendmsg+0xd3/0x150 [ 125.524598][ T8752] ? sendmsg_copy_msghdr+0x110/0x110 [ 125.530825][ T8752] ? find_held_lock+0x2d/0x110 [ 125.535787][ T8752] ? check_preemption_disabled+0x36/0xd0 [ 125.542001][ T8752] ? lock_release+0x424/0x7e0 [ 125.546840][ T8752] ? __fget_files+0x193/0x2b0 [ 125.552938][ T8752] ? lock_downgrade+0x7b0/0x7b0 [ 125.558441][ T8752] ? find_held_lock+0x2d/0x110 [ 125.563587][ T8752] ? check_preemption_disabled+0x36/0xd0 [ 125.570413][ T8752] ? lock_is_held_type+0xfa/0x130 [ 125.576889][ T8752] ? __fget_files+0x1ab/0x2b0 [ 125.582263][ T8752] ? __fget_light+0xbe/0x220 [ 125.587245][ T8752] __sys_sendmsg+0xb2/0x140 [ 125.592197][ T8752] ? __sys_sendmsg_sock+0x10/0x10 [ 125.597856][ T8752] ? check_preemption_disabled+0x36/0xd0 [ 125.604079][ T8752] ? syscall_enter_from_user_mode+0x1d/0x60 [ 125.610520][ T8752] ? lockdep_hardirqs_on+0x54/0x100 [ 125.616310][ T8752] do_syscall_64+0x2d/0x70 [ 125.624558][ T8752] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 125.632596][ T8752] RIP: 0033:0x464d29 [ 125.637399][ T8752] 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 [ 125.659824][ T8752] RSP: 002b:00007faf7b584188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 125.670040][ T8752] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 125.678481][ T8752] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 125.687529][ T8752] RBP: 00007faf7b5841d0 R08: 0000000000000000 R09: 0000000000000000 [ 125.696366][ T8752] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 125.705501][ T8752] R13: 00007ffdc3fbe4ff R14: 00007faf7b584300 R15: 0000000000022000 [ 125.723386][ T8752] netdevsim netdevsim1 netdevsim3: unset [1, 0] type 2 family 0 port 6081 - 0 2021/04/13 00:49:23 executed programs: 115 [ 125.806123][ T8776] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 125.836545][ T8778] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 125.887593][ T8805] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 126.515695][ T8808] FAULT_INJECTION: forcing a failure. [ 126.515695][ T8808] name failslab, interval 1, probability 0, space 0, times 0 [ 126.532990][ T8808] CPU: 1 PID: 8808 Comm: syz-executor.5 Not tainted 5.12.0-rc7-syzkaller #0 [ 126.542761][ T8808] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 126.554059][ T8808] Call Trace: [ 126.557451][ T8808] dump_stack+0x10c/0x14b [ 126.562132][ T8808] should_fail.cold+0x5/0xa [ 126.567250][ T8808] should_failslab+0x5/0x10 [ 126.572675][ T8808] kmem_cache_alloc_trace+0x57/0x400 [ 126.578234][ T8808] netdevice_event+0x167/0x6c0 [ 126.583724][ T8808] ? update_gid_event_work_handler+0xb0/0xb0 [ 126.590406][ T8808] ? __up_read+0x1a1/0x7b0 [ 126.595388][ T8808] ? _roce_del_all_netdev_gids+0x10/0x10 [ 126.601308][ T8808] ? roce_gid_type_mask_support+0xd0/0xd0 [ 126.607122][ T8808] ? _raw_spin_unlock_irqrestore+0x2d/0x85 [ 126.613199][ T8808] ? skb_dequeue+0x110/0x1a0 [ 126.618457][ T8808] notifier_call_chain+0x94/0x170 [ 126.625805][ T8808] dev_change_net_namespace+0x22e/0x1000 [ 126.631921][ T8808] ? lock_downgrade+0x7b0/0x7b0 [ 126.637289][ T8808] ? __free_zapped_classes+0x2b3/0x300 [ 126.644679][ T8808] ? check_preemption_disabled+0x36/0xd0 [ 126.650942][ T8808] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 126.656398][ T8808] ? security_capable+0x4c/0x90 [ 126.661418][ T8808] ? ns_capable+0x53/0xc0 [ 126.666237][ T8808] do_setlink+0x16b/0x2f10 [ 126.670973][ T8808] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 126.677129][ T8808] ? rtnl_getlink+0x930/0x930 [ 126.682047][ T8808] ? mark_lock+0xf0/0x15f0 [ 126.686479][ T8808] ? __lock_acquire+0xbc5/0x5050 [ 126.691698][ T8808] ? lock_chain_count+0x20/0x20 [ 126.697489][ T8808] ? mark_lock+0xf0/0x15f0 [ 126.702125][ T8808] ? memset+0x20/0x40 [ 126.706627][ T8808] ? __nla_validate_parse+0xb2/0x1fd0 [ 126.712389][ T8808] ? nla_get_range_signed+0x540/0x540 [ 126.717878][ T8808] __rtnl_newlink+0xabb/0x1360 [ 126.723831][ T8808] ? check_preemption_disabled+0x36/0xd0 [ 126.730098][ T8808] ? rtnl_setlink+0x320/0x320 [ 126.735168][ T8808] ? lock_release+0x424/0x7e0 [ 126.740020][ T8808] ? is_bpf_text_address+0x5f/0xe0 [ 126.745464][ T8808] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 126.751663][ T8808] ? is_bpf_text_address+0x77/0xe0 [ 126.756857][ T8808] ? kernel_text_address+0xbd/0xf0 [ 126.762378][ T8808] ? __kernel_text_address+0x9/0x30 [ 126.767584][ T8808] ? unwind_get_return_address+0x51/0x90 [ 126.773568][ T8808] ? create_prof_cpu_mask+0x20/0x20 [ 126.778931][ T8808] ? arch_stack_walk+0x93/0xe0 [ 126.784010][ T8808] ? stack_trace_save+0x8c/0xc0 [ 126.789549][ T8808] ? stack_trace_consume_entry+0x160/0x160 [ 126.795630][ T8808] ? fs_reclaim_release+0x9c/0xe0 [ 126.801088][ T8808] ? lock_is_held_type+0xfa/0x130 [ 126.806565][ T8808] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 126.812669][ T8808] ? trace_kmalloc+0xbe/0xf0 [ 126.818552][ T8808] ? kmem_cache_alloc_trace+0x21c/0x400 [ 126.824189][ T8808] rtnl_newlink+0x5a/0x90 [ 126.828641][ T8808] rtnetlink_rcv_msg+0x32f/0x860 [ 126.833683][ T8808] ? rtnetlink_put_metrics+0x420/0x420 [ 126.839330][ T8808] ? check_preemption_disabled+0x36/0xd0 [ 126.845329][ T8808] ? netdev_core_pick_tx+0x290/0x290 [ 126.851059][ T8808] ? lock_acquire+0x1d0/0x850 [ 126.855949][ T8808] netlink_rcv_skb+0x118/0x370 [ 126.861206][ T8808] ? rtnetlink_put_metrics+0x420/0x420 [ 126.866855][ T8808] ? netlink_ack+0x9f0/0x9f0 [ 126.871868][ T8808] ? netlink_deliver_tap+0x15d/0x990 [ 126.877543][ T8808] netlink_unicast+0x42e/0x700 [ 126.882605][ T8808] ? netlink_attachskb+0x730/0x730 [ 126.888156][ T8808] ? _copy_from_iter_full+0x177/0x690 [ 126.893759][ T8808] netlink_sendmsg+0x70e/0xbe0 [ 126.898759][ T8808] ? netlink_unicast+0x700/0x700 [ 126.904408][ T8808] ? iovec_from_user+0x143/0x290 [ 126.909610][ T8808] ? netlink_unicast+0x700/0x700 [ 126.914547][ T8808] sock_sendmsg+0xab/0xe0 [ 126.919011][ T8808] ____sys_sendmsg+0x5bf/0x7a0 [ 126.923855][ T8808] ? kernel_sendmsg+0x30/0x30 [ 126.929004][ T8808] ? do_recvmmsg+0x550/0x550 [ 126.933671][ T8808] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 126.940170][ T8808] ? __might_fault+0xb5/0x160 [ 126.945123][ T8808] ___sys_sendmsg+0xd3/0x150 [ 126.950543][ T8808] ? sendmsg_copy_msghdr+0x110/0x110 [ 126.956034][ T8808] ? find_held_lock+0x2d/0x110 [ 126.960962][ T8808] ? check_preemption_disabled+0x36/0xd0 [ 126.967197][ T8808] ? lock_release+0x424/0x7e0 [ 126.973045][ T8808] ? __fget_files+0x193/0x2b0 [ 126.977908][ T8808] ? lock_downgrade+0x7b0/0x7b0 [ 126.983043][ T8808] ? find_held_lock+0x2d/0x110 [ 126.988179][ T8808] ? check_preemption_disabled+0x36/0xd0 [ 126.993833][ T8808] ? lock_is_held_type+0xfa/0x130 [ 126.999291][ T8808] ? __fget_files+0x1ab/0x2b0 [ 127.004301][ T8808] ? __fget_light+0xbe/0x220 [ 127.009397][ T8808] __sys_sendmsg+0xb2/0x140 [ 127.014301][ T8808] ? __sys_sendmsg_sock+0x10/0x10 [ 127.020314][ T8808] ? check_preemption_disabled+0x36/0xd0 [ 127.026962][ T8808] ? syscall_enter_from_user_mode+0x1d/0x60 [ 127.033869][ T8808] ? lockdep_hardirqs_on+0x54/0x100 [ 127.039605][ T8808] do_syscall_64+0x2d/0x70 [ 127.044336][ T8808] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 127.050931][ T8808] RIP: 0033:0x464d29 [ 127.055218][ T8808] 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 [ 127.075597][ T8808] RSP: 002b:00007f0ebdba4188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 127.084506][ T8808] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 127.093285][ T8808] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 127.102041][ T8808] RBP: 00007f0ebdba41d0 R08: 0000000000000000 R09: 0000000000000000 [ 127.110395][ T8808] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 127.118752][ T8808] R13: 00007ffeabcd7c4f R14: 00007f0ebdba4300 R15: 0000000000022000 [ 127.150337][ T8808] netdevsim netdevsim5 netdevsim0: unset [1, 0] type 2 family 0 port 6081 - 0 [ 127.231998][ T8830] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 127.298037][ T8834] FAULT_INJECTION: forcing a failure. [ 127.298037][ T8834] name failslab, interval 1, probability 0, space 0, times 0 [ 127.328819][ T8834] CPU: 0 PID: 8834 Comm: syz-executor.3 Not tainted 5.12.0-rc7-syzkaller #0 [ 127.341363][ T8834] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 127.352387][ T8834] Call Trace: [ 127.356124][ T8834] dump_stack+0x10c/0x14b [ 127.360730][ T8834] should_fail.cold+0x5/0xa [ 127.365811][ T8834] should_failslab+0x5/0x10 [ 127.370502][ T8834] kmem_cache_alloc_trace+0x57/0x400 [ 127.376074][ T8834] ? kobj_ns_initial+0x70/0x70 [ 127.381059][ T8834] call_usermodehelper_setup+0x76/0x2d0 [ 127.387341][ T8834] ? memcpy+0x39/0x60 [ 127.391734][ T8834] kobject_uevent_env+0xa9a/0xf50 [ 127.397640][ T8834] ? check_preemption_disabled+0x36/0xd0 [ 127.403470][ T8834] ? __local_bh_enable_ip+0x11f/0x220 [ 127.409031][ T8834] ? dev_change_net_namespace+0x4d7/0x1000 [ 127.414937][ T8834] ? lockdep_hardirqs_on+0x54/0x100 [ 127.420604][ T8834] dev_change_net_namespace+0x9c3/0x1000 [ 127.427092][ T8834] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 127.432680][ T8834] ? security_capable+0x4c/0x90 [ 127.437561][ T8834] ? ns_capable+0x53/0xc0 [ 127.441994][ T8834] do_setlink+0x16b/0x2f10 [ 127.446508][ T8834] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 127.452499][ T8834] ? lock_chain_count+0x20/0x20 [ 127.457625][ T8834] ? rtnl_getlink+0x930/0x930 [ 127.462670][ T8834] ? mark_lock+0xf0/0x15f0 [ 127.467788][ T8834] ? __lock_acquire+0xbc5/0x5050 [ 127.473005][ T8834] ? lock_chain_count+0x20/0x20 [ 127.478052][ T8834] ? mark_lock+0xf0/0x15f0 [ 127.482589][ T8834] ? memset+0x20/0x40 [ 127.486581][ T8834] ? __nla_validate_parse+0xb2/0x1fd0 [ 127.491985][ T8834] ? nla_get_range_signed+0x540/0x540 [ 127.497551][ T8834] __rtnl_newlink+0xabb/0x1360 [ 127.502623][ T8834] ? check_preemption_disabled+0x36/0xd0 [ 127.508515][ T8834] ? rtnl_setlink+0x320/0x320 [ 127.514418][ T8834] ? lock_release+0x424/0x7e0 [ 127.520256][ T8834] ? is_bpf_text_address+0x5f/0xe0 [ 127.525388][ T8834] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 127.531694][ T8834] ? is_bpf_text_address+0x77/0xe0 [ 127.536817][ T8834] ? kernel_text_address+0xbd/0xf0 [ 127.541940][ T8834] ? __kernel_text_address+0x9/0x30 [ 127.547415][ T8834] ? unwind_get_return_address+0x51/0x90 [ 127.553447][ T8834] ? create_prof_cpu_mask+0x20/0x20 [ 127.558911][ T8834] ? arch_stack_walk+0x93/0xe0 [ 127.565189][ T8834] ? stack_trace_save+0x8c/0xc0 [ 127.570312][ T8834] ? stack_trace_consume_entry+0x160/0x160 [ 127.576470][ T8834] ? fs_reclaim_release+0x9c/0xe0 [ 127.583841][ T8834] ? lock_is_held_type+0xfa/0x130 [ 127.589336][ T8834] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 127.595691][ T8834] ? trace_kmalloc+0xbe/0xf0 [ 127.600506][ T8834] ? kmem_cache_alloc_trace+0x21c/0x400 [ 127.606416][ T8834] rtnl_newlink+0x5a/0x90 [ 127.611124][ T8834] rtnetlink_rcv_msg+0x32f/0x860 [ 127.616214][ T8834] ? rtnetlink_put_metrics+0x420/0x420 [ 127.624518][ T8834] ? check_preemption_disabled+0x36/0xd0 [ 127.630762][ T8834] ? netdev_core_pick_tx+0x290/0x290 [ 127.636709][ T8834] ? lock_acquire+0x1d0/0x850 [ 127.641532][ T8834] netlink_rcv_skb+0x118/0x370 [ 127.646291][ T8834] ? rtnetlink_put_metrics+0x420/0x420 [ 127.652332][ T8834] ? netlink_ack+0x9f0/0x9f0 [ 127.656918][ T8834] ? netlink_deliver_tap+0x15d/0x990 [ 127.662637][ T8834] netlink_unicast+0x42e/0x700 [ 127.667607][ T8834] ? netlink_attachskb+0x730/0x730 [ 127.672892][ T8834] ? _copy_from_iter_full+0x177/0x690 [ 127.679028][ T8834] netlink_sendmsg+0x70e/0xbe0 [ 127.683948][ T8834] ? netlink_unicast+0x700/0x700 [ 127.689110][ T8834] ? iovec_from_user+0x143/0x290 [ 127.694763][ T8834] ? netlink_unicast+0x700/0x700 [ 127.699790][ T8834] sock_sendmsg+0xab/0xe0 [ 127.704241][ T8834] ____sys_sendmsg+0x5bf/0x7a0 [ 127.709037][ T8834] ? kernel_sendmsg+0x30/0x30 [ 127.713826][ T8834] ? do_recvmmsg+0x550/0x550 [ 127.718715][ T8834] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 127.725271][ T8834] ? __might_fault+0xb5/0x160 [ 127.730381][ T8834] ___sys_sendmsg+0xd3/0x150 [ 127.735657][ T8834] ? sendmsg_copy_msghdr+0x110/0x110 [ 127.741232][ T8834] ? find_held_lock+0x2d/0x110 [ 127.746313][ T8834] ? check_preemption_disabled+0x36/0xd0 [ 127.752239][ T8834] ? lock_release+0x424/0x7e0 [ 127.757365][ T8834] ? __fget_files+0x193/0x2b0 [ 127.762386][ T8834] ? lock_downgrade+0x7b0/0x7b0 [ 127.767553][ T8834] ? find_held_lock+0x2d/0x110 [ 127.772510][ T8834] ? check_preemption_disabled+0x36/0xd0 [ 127.778368][ T8834] ? lock_is_held_type+0xfa/0x130 [ 127.783682][ T8834] ? __fget_files+0x1ab/0x2b0 [ 127.788376][ T8834] ? __fget_light+0xbe/0x220 [ 127.793074][ T8834] __sys_sendmsg+0xb2/0x140 [ 127.797874][ T8834] ? __sys_sendmsg_sock+0x10/0x10 [ 127.803105][ T8834] ? check_preemption_disabled+0x36/0xd0 [ 127.809052][ T8834] ? syscall_enter_from_user_mode+0x1d/0x60 [ 127.815472][ T8834] ? lockdep_hardirqs_on+0x54/0x100 [ 127.821219][ T8834] do_syscall_64+0x2d/0x70 [ 127.825936][ T8834] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 127.832107][ T8834] RIP: 0033:0x464d29 [ 127.836080][ T8834] 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 [ 127.857501][ T8834] RSP: 002b:00007f3e9c5eb188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 127.866273][ T8834] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 127.874998][ T8834] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 127.883692][ T8834] RBP: 00007f3e9c5eb1d0 R08: 0000000000000000 R09: 0000000000000000 [ 127.892569][ T8834] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 127.901880][ T8834] R13: 00007ffcb8aeb9df R14: 00007f3e9c5eb300 R15: 0000000000022000 [ 127.947588][ T8847] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 128.361694][ T8848] FAULT_INJECTION: forcing a failure. [ 128.361694][ T8848] name failslab, interval 1, probability 0, space 0, times 0 [ 128.376184][ T8848] CPU: 1 PID: 8848 Comm: syz-executor.4 Not tainted 5.12.0-rc7-syzkaller #0 [ 128.385438][ T8848] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 128.396655][ T8848] Call Trace: [ 128.400488][ T8848] dump_stack+0x10c/0x14b [ 128.405378][ T8848] should_fail.cold+0x5/0xa [ 128.411831][ T8848] ? lock_acquire+0x212/0x850 [ 128.417100][ T8848] ? sctp_addr_wq_mgmt+0x224/0x6d0 [ 128.423123][ T8848] should_failslab+0x5/0x10 [ 128.429731][ T8848] __kmalloc_track_caller+0x77/0x440 [ 128.435635][ T8848] kmemdup+0x1a/0x40 [ 128.439841][ T8848] sctp_addr_wq_mgmt+0x224/0x6d0 [ 128.446262][ T8848] sctp_inet6addr_event+0x1ec/0x980 [ 128.452549][ T8848] notifier_call_chain+0x94/0x170 [ 128.458186][ T8848] atomic_notifier_call_chain+0x5d/0xf0 [ 128.464307][ T8848] addrconf_ifdown.isra.0+0x7bb/0x10e0 [ 128.469881][ T8848] ? add_addr+0x240/0x240 [ 128.474534][ T8848] ? check_preemption_disabled+0x36/0xd0 [ 128.480798][ T8848] ? lock_is_held_type+0xfa/0x130 [ 128.485992][ T8848] addrconf_notify+0x3e6/0x1ca0 [ 128.491184][ T8848] ? mark_held_locks+0x9f/0xe0 [ 128.496420][ T8848] ? check_preemption_disabled+0x36/0xd0 [ 128.502208][ T8848] ? tls_device_sk_destruct+0x610/0x610 [ 128.509130][ T8848] ? clusterip_netdev_event+0x369/0x540 [ 128.515567][ T8848] ? inet6_ifinfo_notify+0x100/0x100 [ 128.521654][ T8848] ? __local_bh_enable_ip+0x11f/0x220 [ 128.527285][ T8848] ? clusterip_netdev_event+0x369/0x540 [ 128.532916][ T8848] notifier_call_chain+0x94/0x170 [ 128.538126][ T8848] dev_close_many+0x28c/0x560 [ 128.542798][ T8848] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 128.548914][ T8848] dev_change_net_namespace+0xcb7/0x1000 [ 128.554786][ T8848] ? lock_downgrade+0x7b0/0x7b0 [ 128.559865][ T8848] ? check_preemption_disabled+0x36/0xd0 [ 128.566136][ T8848] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 128.571660][ T8848] ? security_capable+0x4c/0x90 [ 128.576727][ T8848] ? ns_capable+0x53/0xc0 [ 128.581388][ T8848] do_setlink+0x16b/0x2f10 [ 128.585826][ T8848] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 128.592149][ T8848] ? unwind_get_return_address+0x51/0x90 [ 128.597878][ T8848] ? rtnl_getlink+0x930/0x930 [ 128.602890][ T8848] ? mark_lock+0xf0/0x15f0 [ 128.607493][ T8848] ? __lock_acquire+0xbc5/0x5050 [ 128.612746][ T8848] ? lock_chain_count+0x20/0x20 [ 128.617996][ T8848] ? mark_lock+0xf0/0x15f0 [ 128.624430][ T8848] ? memset+0x20/0x40 [ 128.628747][ T8848] ? __nla_validate_parse+0xb2/0x1fd0 [ 128.634639][ T8848] ? nla_get_range_signed+0x540/0x540 [ 128.640884][ T8848] __rtnl_newlink+0xabb/0x1360 [ 128.646289][ T8848] ? check_preemption_disabled+0x36/0xd0 [ 128.652197][ T8848] ? rtnl_setlink+0x320/0x320 [ 128.656919][ T8848] ? lock_release+0x424/0x7e0 [ 128.661782][ T8848] ? is_bpf_text_address+0x5f/0xe0 [ 128.667508][ T8848] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 128.674482][ T8848] ? is_bpf_text_address+0x77/0xe0 [ 128.679599][ T8848] ? kernel_text_address+0xbd/0xf0 [ 128.684973][ T8848] ? __kernel_text_address+0x9/0x30 [ 128.690257][ T8848] ? unwind_get_return_address+0x51/0x90 [ 128.696061][ T8848] ? create_prof_cpu_mask+0x20/0x20 [ 128.701931][ T8848] ? arch_stack_walk+0x93/0xe0 [ 128.707157][ T8848] ? stack_trace_save+0x8c/0xc0 [ 128.712967][ T8848] ? stack_trace_consume_entry+0x160/0x160 [ 128.719004][ T8848] ? fs_reclaim_release+0x9c/0xe0 [ 128.724286][ T8848] ? lock_is_held_type+0xfa/0x130 [ 128.729492][ T8848] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 128.735269][ T8848] ? trace_kmalloc+0xbe/0xf0 [ 128.740291][ T8848] ? kmem_cache_alloc_trace+0x21c/0x400 [ 128.746078][ T8848] rtnl_newlink+0x5a/0x90 [ 128.750451][ T8848] rtnetlink_rcv_msg+0x32f/0x860 [ 128.755775][ T8848] ? rtnetlink_put_metrics+0x420/0x420 [ 128.761586][ T8848] ? check_preemption_disabled+0x36/0xd0 [ 128.767525][ T8848] ? netdev_core_pick_tx+0x290/0x290 [ 128.772994][ T8848] ? lock_acquire+0x1d0/0x850 [ 128.777933][ T8848] netlink_rcv_skb+0x118/0x370 [ 128.783009][ T8848] ? rtnetlink_put_metrics+0x420/0x420 [ 128.788757][ T8848] ? netlink_ack+0x9f0/0x9f0 [ 128.793453][ T8848] ? netlink_deliver_tap+0x15d/0x990 [ 128.799152][ T8848] netlink_unicast+0x42e/0x700 [ 128.804192][ T8848] ? netlink_attachskb+0x730/0x730 [ 128.809751][ T8848] ? _copy_from_iter_full+0x177/0x690 [ 128.815926][ T8848] netlink_sendmsg+0x70e/0xbe0 [ 128.822080][ T8848] ? netlink_unicast+0x700/0x700 [ 128.827601][ T8848] ? iovec_from_user+0x143/0x290 [ 128.832717][ T8848] ? netlink_unicast+0x700/0x700 [ 128.838425][ T8848] sock_sendmsg+0xab/0xe0 [ 128.843444][ T8848] ____sys_sendmsg+0x5bf/0x7a0 [ 128.848306][ T8848] ? kernel_sendmsg+0x30/0x30 [ 128.853387][ T8848] ? do_recvmmsg+0x550/0x550 [ 128.858858][ T8848] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 128.865316][ T8848] ? __might_fault+0xb5/0x160 [ 128.870699][ T8848] ___sys_sendmsg+0xd3/0x150 [ 128.876334][ T8848] ? sendmsg_copy_msghdr+0x110/0x110 [ 128.882889][ T8848] ? find_held_lock+0x2d/0x110 [ 128.888033][ T8848] ? check_preemption_disabled+0x36/0xd0 [ 128.894006][ T8848] ? lock_release+0x424/0x7e0 [ 128.899045][ T8848] ? __fget_files+0x193/0x2b0 [ 128.904381][ T8848] ? lock_downgrade+0x7b0/0x7b0 [ 128.909907][ T8848] ? find_held_lock+0x2d/0x110 [ 128.914669][ T8848] ? check_preemption_disabled+0x36/0xd0 [ 128.920990][ T8848] ? lock_is_held_type+0xfa/0x130 [ 128.926360][ T8848] ? __fget_files+0x1ab/0x2b0 [ 128.931916][ T8848] ? __fget_light+0xbe/0x220 [ 128.937161][ T8848] __sys_sendmsg+0xb2/0x140 [ 128.941905][ T8848] ? __sys_sendmsg_sock+0x10/0x10 [ 128.947522][ T8848] ? check_preemption_disabled+0x36/0xd0 [ 128.953883][ T8848] ? syscall_enter_from_user_mode+0x1d/0x60 [ 128.960261][ T8848] ? lockdep_hardirqs_on+0x54/0x100 [ 128.966168][ T8848] do_syscall_64+0x2d/0x70 [ 128.970820][ T8848] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 128.977832][ T8848] RIP: 0033:0x464d29 [ 128.982139][ T8848] 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 [ 129.003714][ T8848] RSP: 002b:00007f6ef88d9188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 129.013275][ T8848] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 129.021864][ T8848] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 129.029845][ T8848] RBP: 00007f6ef88d91d0 R08: 0000000000000000 R09: 0000000000000000 [ 129.038829][ T8848] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 129.048682][ T8848] R13: 00007ffedd5ea56f R14: 00007f6ef88d9300 R15: 0000000000022000 [ 129.147271][ T8848] netdevsim netdevsim4 netdevsim2: unset [1, 0] type 2 family 0 port 6081 - 0 [ 129.213312][ T8873] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 129.255619][ T8884] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 129.282757][ T8883] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 129.333879][ T8917] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 129.457621][ T8942] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 129.630474][ T8946] FAULT_INJECTION: forcing a failure. [ 129.630474][ T8946] name failslab, interval 1, probability 0, space 0, times 0 [ 129.698945][ T8946] CPU: 0 PID: 8946 Comm: syz-executor.3 Not tainted 5.12.0-rc7-syzkaller #0 [ 129.707916][ T8946] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 129.718326][ T8946] Call Trace: [ 129.721805][ T8946] dump_stack+0x10c/0x14b [ 129.726468][ T8946] should_fail.cold+0x5/0xa [ 129.731298][ T8946] should_failslab+0x5/0x10 [ 129.735986][ T8946] kmem_cache_alloc_trace+0x57/0x400 [ 129.741661][ T8946] ? kobj_ns_initial+0x70/0x70 [ 129.746801][ T8946] call_usermodehelper_setup+0x76/0x2d0 [ 129.752447][ T8946] ? memcpy+0x39/0x60 [ 129.756643][ T8946] kobject_uevent_env+0xa9a/0xf50 [ 129.762117][ T8946] ? check_preemption_disabled+0x36/0xd0 [ 129.768023][ T8946] ? __local_bh_enable_ip+0x11f/0x220 [ 129.773592][ T8946] ? dev_change_net_namespace+0x4d7/0x1000 [ 129.779675][ T8946] ? lockdep_hardirqs_on+0x54/0x100 [ 129.785172][ T8946] dev_change_net_namespace+0x9c3/0x1000 [ 129.790936][ T8946] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 129.796269][ T8946] ? security_capable+0x4c/0x90 [ 129.801310][ T8946] ? ns_capable+0x53/0xc0 [ 129.805744][ T8946] do_setlink+0x16b/0x2f10 [ 129.810376][ T8946] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 129.816653][ T8946] ? unwind_get_return_address+0x51/0x90 [ 129.822710][ T8946] ? rtnl_getlink+0x930/0x930 [ 129.827762][ T8946] ? mark_lock+0xf0/0x15f0 [ 129.832374][ T8946] ? __lock_acquire+0xbc5/0x5050 [ 129.837424][ T8946] ? lock_chain_count+0x20/0x20 [ 129.842299][ T8946] ? mark_lock+0xf0/0x15f0 [ 129.847166][ T8946] ? memset+0x20/0x40 [ 129.851600][ T8946] ? __nla_validate_parse+0xb2/0x1fd0 [ 129.857254][ T8946] ? nla_get_range_signed+0x540/0x540 [ 129.862664][ T8946] __rtnl_newlink+0xabb/0x1360 [ 129.867452][ T8946] ? check_preemption_disabled+0x36/0xd0 [ 129.873306][ T8946] ? rtnl_setlink+0x320/0x320 [ 129.878175][ T8946] ? lock_release+0x424/0x7e0 [ 129.882962][ T8946] ? is_bpf_text_address+0x5f/0xe0 [ 129.888370][ T8946] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 129.896433][ T8946] ? is_bpf_text_address+0x77/0xe0 [ 129.901844][ T8946] ? kernel_text_address+0xbd/0xf0 [ 129.907875][ T8946] ? __kernel_text_address+0x9/0x30 [ 129.913294][ T8946] ? unwind_get_return_address+0x51/0x90 [ 129.920051][ T8946] ? create_prof_cpu_mask+0x20/0x20 [ 129.925438][ T8946] ? arch_stack_walk+0x93/0xe0 [ 129.930244][ T8946] ? stack_trace_save+0x8c/0xc0 [ 129.935897][ T8946] ? stack_trace_consume_entry+0x160/0x160 [ 129.942746][ T8946] ? fs_reclaim_release+0x9c/0xe0 [ 129.947896][ T8946] ? lock_is_held_type+0xfa/0x130 [ 129.953144][ T8946] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 129.959560][ T8946] ? trace_kmalloc+0xbe/0xf0 [ 129.964522][ T8946] ? kmem_cache_alloc_trace+0x21c/0x400 [ 129.970875][ T8946] rtnl_newlink+0x5a/0x90 [ 129.975412][ T8946] rtnetlink_rcv_msg+0x32f/0x860 [ 129.980539][ T8946] ? rtnetlink_put_metrics+0x420/0x420 [ 129.986467][ T8946] ? check_preemption_disabled+0x36/0xd0 [ 129.992293][ T8946] ? netdev_core_pick_tx+0x290/0x290 [ 129.997686][ T8946] ? lock_acquire+0x1d0/0x850 [ 130.002591][ T8946] netlink_rcv_skb+0x118/0x370 [ 130.007378][ T8946] ? rtnetlink_put_metrics+0x420/0x420 [ 130.013146][ T8946] ? netlink_ack+0x9f0/0x9f0 [ 130.018107][ T8946] ? netlink_deliver_tap+0x15d/0x990 [ 130.023517][ T8946] netlink_unicast+0x42e/0x700 [ 130.028670][ T8946] ? netlink_attachskb+0x730/0x730 [ 130.034058][ T8946] ? _copy_from_iter_full+0x177/0x690 [ 130.039483][ T8946] netlink_sendmsg+0x70e/0xbe0 [ 130.044442][ T8946] ? netlink_unicast+0x700/0x700 [ 130.049410][ T8946] ? iovec_from_user+0x143/0x290 [ 130.054552][ T8946] ? netlink_unicast+0x700/0x700 [ 130.059824][ T8946] sock_sendmsg+0xab/0xe0 [ 130.064355][ T8946] ____sys_sendmsg+0x5bf/0x7a0 [ 130.069313][ T8946] ? kernel_sendmsg+0x30/0x30 [ 130.074275][ T8946] ? do_recvmmsg+0x550/0x550 [ 130.079233][ T8946] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 130.085406][ T8946] ? __might_fault+0xb5/0x160 [ 130.090121][ T8946] ___sys_sendmsg+0xd3/0x150 [ 130.095173][ T8946] ? sendmsg_copy_msghdr+0x110/0x110 [ 130.100675][ T8946] ? find_held_lock+0x2d/0x110 [ 130.105625][ T8946] ? check_preemption_disabled+0x36/0xd0 [ 130.111762][ T8946] ? lock_release+0x424/0x7e0 [ 130.116486][ T8946] ? __fget_files+0x193/0x2b0 [ 130.121561][ T8946] ? lock_downgrade+0x7b0/0x7b0 [ 130.126707][ T8946] ? find_held_lock+0x2d/0x110 [ 130.131730][ T8946] ? check_preemption_disabled+0x36/0xd0 [ 130.137800][ T8946] ? lock_is_held_type+0xfa/0x130 [ 130.143131][ T8946] ? __fget_files+0x1ab/0x2b0 [ 130.147836][ T8946] ? __fget_light+0xbe/0x220 [ 130.152969][ T8946] __sys_sendmsg+0xb2/0x140 [ 130.157614][ T8946] ? __sys_sendmsg_sock+0x10/0x10 [ 130.162933][ T8946] ? check_preemption_disabled+0x36/0xd0 [ 130.168854][ T8946] ? syscall_enter_from_user_mode+0x1d/0x60 [ 130.174853][ T8946] ? lockdep_hardirqs_on+0x54/0x100 [ 130.180159][ T8946] do_syscall_64+0x2d/0x70 [ 130.184962][ T8946] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 130.191071][ T8946] RIP: 0033:0x464d29 [ 130.195192][ T8946] 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 [ 130.215937][ T8946] RSP: 002b:00007f3e9c5eb188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 130.226452][ T8946] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 130.234973][ T8946] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 130.243517][ T8946] RBP: 00007f3e9c5eb1d0 R08: 0000000000000000 R09: 0000000000000000 [ 130.251935][ T8946] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 130.261026][ T8946] R13: 00007ffcb8aeb9df R14: 00007f3e9c5eb300 R15: 0000000000022000 [ 130.517427][ T8986] FAULT_INJECTION: forcing a failure. [ 130.517427][ T8986] name failslab, interval 1, probability 0, space 0, times 0 [ 130.589593][ T8986] CPU: 1 PID: 8986 Comm: syz-executor.1 Not tainted 5.12.0-rc7-syzkaller #0 [ 130.598919][ T8986] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 130.609168][ T8986] Call Trace: [ 130.612732][ T8986] dump_stack+0x10c/0x14b [ 130.617253][ T8986] should_fail.cold+0x5/0xa [ 130.624236][ T8986] should_failslab+0x5/0x10 [ 130.629858][ T8986] kmem_cache_alloc_trace+0x57/0x400 [ 130.635434][ T8986] ? kobj_ns_initial+0x70/0x70 [ 130.640345][ T8986] call_usermodehelper_setup+0x76/0x2d0 [ 130.646207][ T8986] ? memcpy+0x39/0x60 [ 130.650405][ T8986] kobject_uevent_env+0xa9a/0xf50 [ 130.655573][ T8986] ? check_preemption_disabled+0x36/0xd0 [ 130.662003][ T8986] ? __local_bh_enable_ip+0x11f/0x220 [ 130.667738][ T8986] ? dev_change_net_namespace+0x4d7/0x1000 [ 130.674107][ T8986] ? lockdep_hardirqs_on+0x54/0x100 [ 130.679776][ T8986] dev_change_net_namespace+0x9c3/0x1000 [ 130.685880][ T8986] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 130.691628][ T8986] ? security_capable+0x4c/0x90 [ 130.696904][ T8986] ? ns_capable+0x53/0xc0 [ 130.701799][ T8986] do_setlink+0x16b/0x2f10 [ 130.706351][ T8986] ? mark_lock+0xf0/0x15f0 [ 130.710866][ T8986] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 130.717321][ T8986] ? rtnl_getlink+0x930/0x930 [ 130.722110][ T8986] ? mark_lock+0xf0/0x15f0 [ 130.727092][ T8986] ? lock_is_held_type+0xd9/0x130 [ 130.732309][ T8986] ? lock_chain_count+0x20/0x20 [ 130.737368][ T8986] ? lock_release+0x424/0x7e0 [ 130.742980][ T8986] ? is_bpf_text_address+0x5f/0xe0 [ 130.748196][ T8986] ? memset+0x20/0x40 [ 130.752194][ T8986] ? __nla_validate_parse+0xb2/0x1fd0 [ 130.757845][ T8986] ? nla_get_range_signed+0x540/0x540 [ 130.763471][ T8986] __rtnl_newlink+0xabb/0x1360 [ 130.768449][ T8986] ? check_preemption_disabled+0x36/0xd0 [ 130.774408][ T8986] ? rtnl_setlink+0x320/0x320 [ 130.779187][ T8986] ? lock_release+0x424/0x7e0 [ 130.783897][ T8986] ? is_bpf_text_address+0x5f/0xe0 [ 130.789414][ T8986] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 130.795592][ T8986] ? is_bpf_text_address+0x77/0xe0 [ 130.800937][ T8986] ? kernel_text_address+0xbd/0xf0 [ 130.806343][ T8986] ? __kernel_text_address+0x9/0x30 [ 130.812191][ T8986] ? unwind_get_return_address+0x51/0x90 [ 130.818161][ T8986] ? create_prof_cpu_mask+0x20/0x20 [ 130.824038][ T8986] ? arch_stack_walk+0x93/0xe0 [ 130.829013][ T8986] ? stack_trace_save+0x8c/0xc0 [ 130.834140][ T8986] ? stack_trace_consume_entry+0x160/0x160 [ 130.840096][ T8986] ? fs_reclaim_release+0x9c/0xe0 [ 130.845139][ T8986] ? lock_is_held_type+0xfa/0x130 [ 130.850408][ T8986] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 130.856230][ T8986] ? trace_kmalloc+0xbe/0xf0 [ 130.861182][ T8986] ? kmem_cache_alloc_trace+0x21c/0x400 [ 130.867104][ T8986] rtnl_newlink+0x5a/0x90 [ 130.872096][ T8986] rtnetlink_rcv_msg+0x32f/0x860 [ 130.877149][ T8986] ? rtnetlink_put_metrics+0x420/0x420 [ 130.883041][ T8986] ? check_preemption_disabled+0x36/0xd0 [ 130.889147][ T8986] ? lock_acquire+0x222/0x850 [ 130.894190][ T8986] netlink_rcv_skb+0x118/0x370 [ 130.899169][ T8986] ? rtnetlink_put_metrics+0x420/0x420 [ 130.904646][ T8986] ? netlink_ack+0x9f0/0x9f0 [ 130.909630][ T8986] ? netlink_deliver_tap+0x15d/0x990 [ 130.915211][ T8986] netlink_unicast+0x42e/0x700 [ 130.920250][ T8986] ? netlink_attachskb+0x730/0x730 [ 130.925633][ T8986] ? _copy_from_iter_full+0x177/0x690 [ 130.932570][ T8986] netlink_sendmsg+0x70e/0xbe0 [ 130.938559][ T8986] ? netlink_unicast+0x700/0x700 [ 130.943782][ T8986] ? iovec_from_user+0x143/0x290 [ 130.948991][ T8986] ? netlink_unicast+0x700/0x700 [ 130.954392][ T8986] sock_sendmsg+0xab/0xe0 [ 130.959398][ T8986] ____sys_sendmsg+0x5bf/0x7a0 [ 130.964262][ T8986] ? kernel_sendmsg+0x30/0x30 [ 130.969175][ T8986] ? do_recvmmsg+0x550/0x550 [ 130.974317][ T8986] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 130.980727][ T8986] ? __might_fault+0xb5/0x160 [ 130.985968][ T8986] ___sys_sendmsg+0xd3/0x150 [ 130.991384][ T8986] ? sendmsg_copy_msghdr+0x110/0x110 [ 130.996921][ T8986] ? find_held_lock+0x2d/0x110 [ 131.001765][ T8986] ? check_preemption_disabled+0x36/0xd0 [ 131.007576][ T8986] ? lock_release+0x424/0x7e0 [ 131.012560][ T8986] ? __fget_files+0x193/0x2b0 [ 131.017405][ T8986] ? lock_downgrade+0x7b0/0x7b0 [ 131.022639][ T8986] ? find_held_lock+0x2d/0x110 [ 131.027503][ T8986] ? check_preemption_disabled+0x36/0xd0 [ 131.033946][ T8986] ? lock_is_held_type+0xfa/0x130 [ 131.039397][ T8986] ? __fget_files+0x1ab/0x2b0 [ 131.044516][ T8986] ? __fget_light+0xbe/0x220 [ 131.049321][ T8986] __sys_sendmsg+0xb2/0x140 [ 131.054170][ T8986] ? __sys_sendmsg_sock+0x10/0x10 [ 131.059554][ T8986] ? check_preemption_disabled+0x36/0xd0 [ 131.065389][ T8986] ? syscall_enter_from_user_mode+0x1d/0x60 [ 131.072518][ T8986] ? lockdep_hardirqs_on+0x54/0x100 [ 131.078221][ T8986] do_syscall_64+0x2d/0x70 [ 131.083175][ T8986] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 131.089999][ T8986] RIP: 0033:0x464d29 [ 131.095201][ T8986] 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 [ 131.115120][ T8986] RSP: 002b:00007faf7b584188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 131.123712][ T8986] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 131.131907][ T8986] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 131.140439][ T8986] RBP: 00007faf7b5841d0 R08: 0000000000000000 R09: 0000000000000000 [ 131.149513][ T8986] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 131.158384][ T8986] R13: 00007ffdc3fbe4ff R14: 00007faf7b584300 R15: 0000000000022000 2021/04/13 00:49:28 executed programs: 126 [ 131.231779][ T8989] __nla_validate_parse: 2 callbacks suppressed [ 131.231789][ T8989] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 131.282008][ T8997] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 131.356695][ T9056] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 131.473724][ T9069] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 131.577830][ T9088] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 131.737438][ T9102] FAULT_INJECTION: forcing a failure. [ 131.737438][ T9102] name failslab, interval 1, probability 0, space 0, times 0 [ 131.803215][ T9102] CPU: 1 PID: 9102 Comm: syz-executor.1 Not tainted 5.12.0-rc7-syzkaller #0 [ 131.812847][ T9102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 131.823112][ T9102] Call Trace: [ 131.826399][ T9102] dump_stack+0x10c/0x14b [ 131.831202][ T9102] should_fail.cold+0x5/0xa [ 131.835804][ T9102] ? device_rename+0x63/0x1b0 [ 131.841330][ T9102] ? device_rename+0x63/0x1b0 [ 131.846196][ T9102] should_failslab+0x5/0x10 [ 131.851272][ T9102] __kmalloc_track_caller+0x77/0x440 [ 131.856933][ T9102] ? kobject_uevent_env+0x21a/0xf50 [ 131.862491][ T9102] kstrdup+0x29/0x50 [ 131.866857][ T9102] device_rename+0x63/0x1b0 [ 131.871555][ T9102] dev_change_net_namespace+0x628/0x1000 [ 131.877554][ T9102] ? asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 131.884000][ T9102] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 131.889304][ T9102] ? security_capable+0x4c/0x90 [ 131.894523][ T9102] ? ns_capable+0x53/0xc0 [ 131.898967][ T9102] do_setlink+0x16b/0x2f10 [ 131.903502][ T9102] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 131.909761][ T9102] ? unwind_get_return_address+0x51/0x90 [ 131.915915][ T9102] ? rtnl_getlink+0x930/0x930 [ 131.921332][ T9102] ? mark_lock+0xf0/0x15f0 [ 131.925908][ T9102] ? __lock_acquire+0xbc5/0x5050 [ 131.931203][ T9102] ? lock_chain_count+0x20/0x20 [ 131.936249][ T9102] ? mark_lock+0xf0/0x15f0 [ 131.941028][ T9102] ? memset+0x20/0x40 [ 131.945347][ T9102] ? __nla_validate_parse+0xb2/0x1fd0 [ 131.952243][ T9102] ? nla_get_range_signed+0x540/0x540 [ 131.958185][ T9102] __rtnl_newlink+0xabb/0x1360 [ 131.963154][ T9102] ? check_preemption_disabled+0x36/0xd0 [ 131.969081][ T9102] ? rtnl_setlink+0x320/0x320 [ 131.974124][ T9102] ? lock_release+0x424/0x7e0 [ 131.979107][ T9102] ? is_bpf_text_address+0x5f/0xe0 [ 131.984501][ T9102] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 131.991307][ T9102] ? is_bpf_text_address+0x77/0xe0 [ 131.996593][ T9102] ? kernel_text_address+0xbd/0xf0 [ 132.001994][ T9102] ? __kernel_text_address+0x9/0x30 [ 132.007513][ T9102] ? unwind_get_return_address+0x51/0x90 [ 132.013522][ T9102] ? create_prof_cpu_mask+0x20/0x20 [ 132.018871][ T9102] ? arch_stack_walk+0x93/0xe0 [ 132.023842][ T9102] ? stack_trace_save+0x8c/0xc0 [ 132.029056][ T9102] ? stack_trace_consume_entry+0x160/0x160 [ 132.035110][ T9102] ? fs_reclaim_release+0x9c/0xe0 [ 132.040165][ T9102] ? lock_is_held_type+0xfa/0x130 [ 132.046074][ T9102] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 132.052346][ T9102] ? trace_kmalloc+0xbe/0xf0 [ 132.057451][ T9102] ? kmem_cache_alloc_trace+0x21c/0x400 [ 132.063191][ T9102] rtnl_newlink+0x5a/0x90 [ 132.067797][ T9102] rtnetlink_rcv_msg+0x32f/0x860 [ 132.073279][ T9102] ? rtnetlink_put_metrics+0x420/0x420 [ 132.078971][ T9102] ? check_preemption_disabled+0x36/0xd0 [ 132.085186][ T9102] ? lock_acquire+0x222/0x850 [ 132.089887][ T9102] netlink_rcv_skb+0x118/0x370 [ 132.094941][ T9102] ? rtnetlink_put_metrics+0x420/0x420 [ 132.100617][ T9102] ? netlink_ack+0x9f0/0x9f0 [ 132.105305][ T9102] ? netlink_deliver_tap+0x15d/0x990 [ 132.110617][ T9102] netlink_unicast+0x42e/0x700 [ 132.115748][ T9102] ? netlink_attachskb+0x730/0x730 [ 132.121214][ T9102] ? _copy_from_iter_full+0x177/0x690 [ 132.127159][ T9102] netlink_sendmsg+0x70e/0xbe0 [ 132.131987][ T9102] ? netlink_unicast+0x700/0x700 [ 132.137020][ T9102] ? iovec_from_user+0x143/0x290 [ 132.142328][ T9102] ? netlink_unicast+0x700/0x700 [ 132.147388][ T9102] sock_sendmsg+0xab/0xe0 [ 132.152552][ T9102] ____sys_sendmsg+0x5bf/0x7a0 [ 132.157849][ T9102] ? kernel_sendmsg+0x30/0x30 [ 132.163174][ T9102] ? do_recvmmsg+0x550/0x550 [ 132.167954][ T9102] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 132.174193][ T9102] ? __might_fault+0xb5/0x160 [ 132.179229][ T9102] ___sys_sendmsg+0xd3/0x150 [ 132.184301][ T9102] ? sendmsg_copy_msghdr+0x110/0x110 [ 132.189703][ T9102] ? find_held_lock+0x2d/0x110 [ 132.194597][ T9102] ? check_preemption_disabled+0x36/0xd0 [ 132.200422][ T9102] ? lock_release+0x424/0x7e0 [ 132.205115][ T9102] ? __fget_files+0x193/0x2b0 [ 132.209891][ T9102] ? lock_downgrade+0x7b0/0x7b0 [ 132.215105][ T9102] ? find_held_lock+0x2d/0x110 [ 132.220155][ T9102] ? check_preemption_disabled+0x36/0xd0 [ 132.226933][ T9102] ? lock_is_held_type+0xfa/0x130 [ 132.232179][ T9102] ? __fget_files+0x1ab/0x2b0 [ 132.237134][ T9102] ? __fget_light+0xbe/0x220 [ 132.242213][ T9102] __sys_sendmsg+0xb2/0x140 [ 132.246993][ T9102] ? __sys_sendmsg_sock+0x10/0x10 [ 132.252175][ T9102] ? check_preemption_disabled+0x36/0xd0 [ 132.258956][ T9102] ? syscall_enter_from_user_mode+0x1d/0x60 [ 132.265129][ T9102] ? lockdep_hardirqs_on+0x54/0x100 [ 132.270735][ T9102] do_syscall_64+0x2d/0x70 [ 132.275167][ T9102] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 132.281163][ T9102] RIP: 0033:0x464d29 [ 132.285074][ T9102] 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 [ 132.306087][ T9102] RSP: 002b:00007faf7b584188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 132.315272][ T9102] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 132.323498][ T9102] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 132.331950][ T9102] RBP: 00007faf7b5841d0 R08: 0000000000000000 R09: 0000000000000000 [ 132.340095][ T9102] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 132.348908][ T9102] R13: 00007ffdc3fbe4ff R14: 00007faf7b584300 R15: 0000000000022000 [ 132.359109][ T9102] ------------[ cut here ]------------ [ 132.365696][ T9102] WARNING: CPU: 0 PID: 9102 at net/core/dev.c:11105 dev_change_net_namespace+0xd59/0x1000 [ 132.407958][ T9102] Modules linked in: [ 132.412512][ T9102] CPU: 1 PID: 9102 Comm: syz-executor.1 Not tainted 5.12.0-rc7-syzkaller #0 [ 132.421814][ T9102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 132.433483][ T9102] RIP: 0010:dev_change_net_namespace+0xd59/0x1000 [ 132.440408][ T9102] Code: 00 00 48 c7 c6 40 b2 78 88 48 c7 c7 80 b2 78 88 c6 05 4e b7 8b 04 01 e8 4a 26 97 01 0f 0b e9 6b f3 ff ff 0f 0b e9 f1 f8 ff ff <0f> 0b e9 d0 f8 ff ff 41 bd ea ff ff ff e9 51 f9 ff ff e8 c0 5b f3 [ 132.463083][ T9102] RSP: 0018:ffffc900041e6dd0 EFLAGS: 00010282 [ 132.473420][ T9102] RAX: 00000000fffffff4 RBX: ffffffff8a0e58c0 RCX: 0000000000000001 [ 132.486544][ T9102] RDX: dffffc0000000000 RSI: ffffffff87cb2d00 RDI: ffffffff881295c0 [ 132.496241][ T9102] RBP: ffff888124bc4000 R08: 0000000000000001 R09: ffff888124bc4603 [ 132.505471][ T9102] R10: ffffed10249788c0 R11: 6637303030302052 R12: ffff888124bc4b78 [ 132.514316][ T9102] R13: ffff888124bc4098 R14: 00000000000000bc R15: 000000008a0e58c0 [ 132.523091][ T9102] FS: 00007faf7b584700(0000) GS:ffff8881f6400000(0000) knlGS:0000000000000000 [ 132.538320][ T9102] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 132.545362][ T9102] CR2: 00007f6ef88d8f78 CR3: 000000011e7fc006 CR4: 00000000001706f0 [ 132.556759][ T9102] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 132.565379][ T9102] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 132.574485][ T9102] Call Trace: [ 132.578477][ T9102] ? asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 132.584958][ T9102] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 132.591742][ T9102] ? security_capable+0x4c/0x90 [ 132.598865][ T9102] ? ns_capable+0x53/0xc0 [ 132.603841][ T9102] do_setlink+0x16b/0x2f10 [ 132.609272][ T9102] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 132.616394][ T9102] ? unwind_get_return_address+0x51/0x90 [ 132.630856][ T9102] ? rtnl_getlink+0x930/0x930 [ 132.632998][ T2706] aoe: packet could not be sent on ipvlan1. consider increasing tx_queue_len [ 132.636183][ T9102] ? mark_lock+0xf0/0x15f0 [ 132.647172][ T2706] aoe: packet could not be sent on ipvlan0. consider increasing tx_queue_len [ 132.658814][ T9102] ? __lock_acquire+0xbc5/0x5050 [ 132.658837][ T9102] ? lock_chain_count+0x20/0x20 [ 132.658848][ T9102] ? mark_lock+0xf0/0x15f0 [ 132.674184][ T9102] ? memset+0x20/0x40 [ 132.679140][ T9102] ? __nla_validate_parse+0xb2/0x1fd0 [ 132.685267][ T9102] ? nla_get_range_signed+0x540/0x540 [ 132.692150][ T9102] __rtnl_newlink+0xabb/0x1360 [ 132.697585][ T9102] ? check_preemption_disabled+0x36/0xd0 [ 132.703434][ T9102] ? rtnl_setlink+0x320/0x320 [ 132.711401][ T9102] ? lock_release+0x424/0x7e0 [ 132.716221][ T9102] ? is_bpf_text_address+0x5f/0xe0 [ 132.721964][ T9102] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 132.729302][ T9102] ? is_bpf_text_address+0x77/0xe0 [ 132.734912][ T9102] ? kernel_text_address+0xbd/0xf0 [ 132.740693][ T9102] ? __kernel_text_address+0x9/0x30 [ 132.747217][ T9102] ? unwind_get_return_address+0x51/0x90 [ 132.753422][ T9102] ? create_prof_cpu_mask+0x20/0x20 [ 132.759518][ T9102] ? arch_stack_walk+0x93/0xe0 [ 132.765022][ T9102] ? stack_trace_save+0x8c/0xc0 [ 132.771059][ T9102] ? stack_trace_consume_entry+0x160/0x160 [ 132.777796][ T9102] ? fs_reclaim_release+0x9c/0xe0 [ 132.782954][ T9102] ? lock_is_held_type+0xfa/0x130 [ 132.789089][ T9102] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 132.794751][ T9102] ? trace_kmalloc+0xbe/0xf0 [ 132.799882][ T9102] ? kmem_cache_alloc_trace+0x21c/0x400 [ 132.806191][ T9102] rtnl_newlink+0x5a/0x90 [ 132.811809][ T9102] rtnetlink_rcv_msg+0x32f/0x860 [ 132.819754][ T9102] ? rtnetlink_put_metrics+0x420/0x420 [ 132.825914][ T9102] ? check_preemption_disabled+0x36/0xd0 [ 132.833015][ T9102] ? lock_acquire+0x222/0x850 [ 132.839000][ T9102] netlink_rcv_skb+0x118/0x370 [ 132.845222][ T9102] ? rtnetlink_put_metrics+0x420/0x420 [ 132.851611][ T9102] ? netlink_ack+0x9f0/0x9f0 [ 132.856499][ T9102] ? netlink_deliver_tap+0x15d/0x990 [ 132.862598][ T9102] netlink_unicast+0x42e/0x700 [ 132.868732][ T9102] ? netlink_attachskb+0x730/0x730 [ 132.874472][ T9102] ? _copy_from_iter_full+0x177/0x690 [ 132.882051][ T9102] netlink_sendmsg+0x70e/0xbe0 [ 132.887726][ T9102] ? netlink_unicast+0x700/0x700 [ 132.895291][ T9102] ? iovec_from_user+0x143/0x290 [ 132.901932][ T9102] ? netlink_unicast+0x700/0x700 [ 132.908361][ T9102] sock_sendmsg+0xab/0xe0 [ 132.913247][ T9102] ____sys_sendmsg+0x5bf/0x7a0 [ 132.919411][ T9102] ? kernel_sendmsg+0x30/0x30 [ 132.924546][ T9102] ? do_recvmmsg+0x550/0x550 [ 132.931541][ T9102] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 132.939315][ T9102] ? __might_fault+0xb5/0x160 [ 132.944270][ T9102] ___sys_sendmsg+0xd3/0x150 [ 132.950693][ T9102] ? sendmsg_copy_msghdr+0x110/0x110 [ 132.956445][ T9102] ? find_held_lock+0x2d/0x110 [ 132.962314][ T9102] ? check_preemption_disabled+0x36/0xd0 [ 132.969191][ T9102] ? lock_release+0x424/0x7e0 [ 132.974270][ T9102] ? __fget_files+0x193/0x2b0 [ 132.979473][ T9102] ? lock_downgrade+0x7b0/0x7b0 [ 132.984578][ T9102] ? find_held_lock+0x2d/0x110 [ 132.990149][ T9102] ? check_preemption_disabled+0x36/0xd0 [ 132.996093][ T9102] ? lock_is_held_type+0xfa/0x130 [ 133.002290][ T9102] ? __fget_files+0x1ab/0x2b0 [ 133.008043][ T9102] ? __fget_light+0xbe/0x220 [ 133.013034][ T9102] __sys_sendmsg+0xb2/0x140 [ 133.019395][ T9102] ? __sys_sendmsg_sock+0x10/0x10 [ 133.024975][ T9102] ? check_preemption_disabled+0x36/0xd0 [ 133.031967][ T9102] ? syscall_enter_from_user_mode+0x1d/0x60 [ 133.038671][ T9102] ? lockdep_hardirqs_on+0x54/0x100 [ 133.044361][ T9102] do_syscall_64+0x2d/0x70 [ 133.050176][ T9102] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 133.056549][ T9102] RIP: 0033:0x464d29 [ 133.063100][ T9102] 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 [ 133.084979][ T9102] RSP: 002b:00007faf7b584188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 133.093697][ T9102] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 133.103113][ T9102] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 133.111444][ T9102] RBP: 00007faf7b5841d0 R08: 0000000000000000 R09: 0000000000000000 [ 133.119646][ T9102] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 133.128944][ T9102] R13: 00007ffdc3fbe4ff R14: 00007faf7b584300 R15: 0000000000022000 [ 133.139942][ T9102] irq event stamp: 5701 [ 133.144755][ T9102] hardirqs last enabled at (5709): [] console_unlock+0x767/0xa00 [ 133.155641][ T9102] hardirqs last disabled at (5738): [] __schedule+0x1225/0x2180 [ 133.165986][ T9102] softirqs last enabled at (5758): [] irq_exit_rcu+0x237/0x280 [ 133.175853][ T9102] softirqs last disabled at (5771): [] irq_exit_rcu+0x237/0x280 [ 133.187901][ T9102] ---[ end trace b5e85ab10e3a789c ]--- [ 133.201624][ T9105] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 133.234422][ T9109] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 133.260028][ T9112] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 133.288382][ T9131] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 133.357158][ T9142] FAULT_INJECTION: forcing a failure. [ 133.357158][ T9142] name failslab, interval 1, probability 0, space 0, times 0 [ 133.386229][ T9142] CPU: 1 PID: 9142 Comm: syz-executor.3 Tainted: G W 5.12.0-rc7-syzkaller #0 [ 133.396800][ T9142] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 133.407854][ T9142] Call Trace: [ 133.411805][ T9142] dump_stack+0x10c/0x14b [ 133.416138][ T9142] should_fail.cold+0x5/0xa [ 133.420815][ T9142] should_failslab+0x5/0x10 [ 133.425676][ T9142] kmem_cache_alloc_trace+0x57/0x400 [ 133.431146][ T9142] ? kobj_ns_initial+0x70/0x70 [ 133.436548][ T9142] call_usermodehelper_setup+0x76/0x2d0 [ 133.442560][ T9142] ? memcpy+0x39/0x60 [ 133.446676][ T9142] kobject_uevent_env+0xa9a/0xf50 [ 133.451962][ T9142] ? check_preemption_disabled+0x36/0xd0 [ 133.458157][ T9142] ? __local_bh_enable_ip+0x11f/0x220 [ 133.463536][ T9142] ? dev_change_net_namespace+0x4d7/0x1000 [ 133.470761][ T9142] ? lockdep_hardirqs_on+0x54/0x100 [ 133.476344][ T9142] dev_change_net_namespace+0x9c3/0x1000 [ 133.482650][ T9142] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 133.488129][ T9142] ? security_capable+0x4c/0x90 [ 133.493163][ T9142] ? ns_capable+0x53/0xc0 [ 133.498330][ T9142] do_setlink+0x16b/0x2f10 [ 133.503185][ T9142] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 133.510249][ T9142] ? unwind_get_return_address+0x51/0x90 [ 133.516365][ T9142] ? rtnl_getlink+0x930/0x930 [ 133.521955][ T9142] ? mark_lock+0xf0/0x15f0 [ 133.526473][ T9142] ? __lock_acquire+0xbc5/0x5050 [ 133.531608][ T9142] ? lock_chain_count+0x20/0x20 [ 133.537150][ T9142] ? mark_lock+0xf0/0x15f0 [ 133.541874][ T9142] ? memset+0x20/0x40 [ 133.546644][ T9142] ? __nla_validate_parse+0xb2/0x1fd0 [ 133.552853][ T9142] ? nla_get_range_signed+0x540/0x540 [ 133.558782][ T9142] __rtnl_newlink+0xabb/0x1360 [ 133.563774][ T9142] ? check_preemption_disabled+0x36/0xd0 [ 133.570073][ T9142] ? rtnl_setlink+0x320/0x320 [ 133.575009][ T9142] ? lock_release+0x424/0x7e0 [ 133.580098][ T9142] ? is_bpf_text_address+0x5f/0xe0 [ 133.585395][ T9142] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 133.591821][ T9142] ? is_bpf_text_address+0x77/0xe0 [ 133.597238][ T9142] ? kernel_text_address+0xbd/0xf0 [ 133.602704][ T9142] ? __kernel_text_address+0x9/0x30 [ 133.608071][ T9142] ? unwind_get_return_address+0x51/0x90 [ 133.614359][ T9142] ? create_prof_cpu_mask+0x20/0x20 [ 133.619773][ T9142] ? arch_stack_walk+0x93/0xe0 [ 133.627045][ T9142] ? stack_trace_save+0x8c/0xc0 [ 133.632422][ T9142] ? stack_trace_consume_entry+0x160/0x160 [ 133.639255][ T9142] ? fs_reclaim_release+0x9c/0xe0 [ 133.644631][ T9142] ? lock_is_held_type+0xfa/0x130 [ 133.650283][ T9142] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 133.656090][ T9142] ? trace_kmalloc+0xbe/0xf0 [ 133.660765][ T9142] ? kmem_cache_alloc_trace+0x21c/0x400 [ 133.666688][ T9142] rtnl_newlink+0x5a/0x90 [ 133.671287][ T9142] rtnetlink_rcv_msg+0x32f/0x860 [ 133.676758][ T9142] ? rtnetlink_put_metrics+0x420/0x420 [ 133.682388][ T9142] ? check_preemption_disabled+0x36/0xd0 [ 133.688541][ T9142] ? netdev_core_pick_tx+0x290/0x290 [ 133.694071][ T9142] ? lock_acquire+0x1d0/0x850 [ 133.700232][ T9142] netlink_rcv_skb+0x118/0x370 [ 133.705538][ T9142] ? rtnetlink_put_metrics+0x420/0x420 [ 133.711221][ T9142] ? netlink_ack+0x9f0/0x9f0 [ 133.715935][ T9142] ? netlink_deliver_tap+0x15d/0x990 [ 133.721792][ T9142] netlink_unicast+0x42e/0x700 [ 133.726865][ T9142] ? netlink_attachskb+0x730/0x730 [ 133.732625][ T9142] ? _copy_from_iter_full+0x177/0x690 [ 133.738255][ T9142] netlink_sendmsg+0x70e/0xbe0 [ 133.743678][ T9142] ? netlink_unicast+0x700/0x700 [ 133.749122][ T9142] ? iovec_from_user+0x143/0x290 [ 133.754241][ T9142] ? netlink_unicast+0x700/0x700 [ 133.759549][ T9142] sock_sendmsg+0xab/0xe0 [ 133.764747][ T9142] ____sys_sendmsg+0x5bf/0x7a0 [ 133.769778][ T9142] ? kernel_sendmsg+0x30/0x30 [ 133.774552][ T9142] ? do_recvmmsg+0x550/0x550 [ 133.779382][ T9142] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 133.785532][ T9142] ? __might_fault+0xb5/0x160 [ 133.790618][ T9142] ___sys_sendmsg+0xd3/0x150 [ 133.795580][ T9142] ? sendmsg_copy_msghdr+0x110/0x110 [ 133.800972][ T9142] ? find_held_lock+0x2d/0x110 [ 133.805832][ T9142] ? check_preemption_disabled+0x36/0xd0 [ 133.811748][ T9142] ? lock_release+0x424/0x7e0 [ 133.816695][ T9142] ? __fget_files+0x193/0x2b0 [ 133.821720][ T9142] ? lock_downgrade+0x7b0/0x7b0 [ 133.826946][ T9142] ? find_held_lock+0x2d/0x110 [ 133.831889][ T9142] ? check_preemption_disabled+0x36/0xd0 [ 133.838038][ T9142] ? lock_is_held_type+0xfa/0x130 [ 133.843577][ T9142] ? __fget_files+0x1ab/0x2b0 [ 133.848561][ T9142] ? __fget_light+0xbe/0x220 [ 133.853168][ T9142] __sys_sendmsg+0xb2/0x140 [ 133.857847][ T9142] ? __sys_sendmsg_sock+0x10/0x10 [ 133.863861][ T9142] ? check_preemption_disabled+0x36/0xd0 [ 133.869784][ T9142] ? syscall_enter_from_user_mode+0x1d/0x60 [ 133.875941][ T9142] ? lockdep_hardirqs_on+0x54/0x100 [ 133.881531][ T9142] do_syscall_64+0x2d/0x70 [ 133.886226][ T9142] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 133.892774][ T9142] RIP: 0033:0x464d29 [ 133.897037][ T9142] 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 [ 133.919637][ T9142] RSP: 002b:00007f3e9c5eb188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 133.929918][ T9142] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 133.940019][ T9142] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 133.949727][ T9142] RBP: 00007f3e9c5eb1d0 R08: 0000000000000000 R09: 0000000000000000 [ 133.958229][ T9142] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 133.966611][ T9142] R13: 00007ffcb8aeb9df R14: 00007f3e9c5eb300 R15: 0000000000022000 [ 134.024892][ T9149] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 134.088017][ T9183] sysfs: cannot create duplicate filename '/devices/virtual/net/veth6' [ 134.139257][ T9183] CPU: 1 PID: 9183 Comm: syz-executor.1 Tainted: G W 5.12.0-rc7-syzkaller #0 [ 134.149765][ T9183] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 134.160516][ T9183] Call Trace: [ 134.163862][ T9183] dump_stack+0x10c/0x14b [ 134.168308][ T9183] sysfs_warn_dup.cold+0x17/0x24 [ 134.173900][ T9183] sysfs_create_dir_ns+0x1e9/0x260 [ 134.179186][ T9183] ? sysfs_create_mount_point+0x80/0x80 [ 134.185022][ T9183] ? rwlock_bug.part.0+0x90/0x90 [ 134.190378][ T9183] kobject_add_internal+0x276/0x830 [ 134.195815][ T9183] kobject_add+0x120/0x190 [ 134.200952][ T9183] ? kset_create_and_add+0x170/0x170 [ 134.206482][ T9183] ? wait_for_completion_io+0x270/0x270 [ 134.212308][ T9183] ? lockdep_init_map_type+0x2c3/0x870 [ 134.217793][ T9183] device_add+0x2cd/0x1a50 [ 134.225259][ T9183] ? dev_set_name+0xa6/0xd0 [ 134.229818][ T9183] ? device_initialize+0x4e0/0x4e0 [ 134.235039][ T9183] ? lockdep_init_map_type+0x2c3/0x870 [ 134.241877][ T9183] ? __fw_devlink_link_to_suppliers+0x550/0x550 [ 134.248602][ T9183] ? __init_waitqueue_head+0x6b/0xd0 [ 134.254001][ T9183] netdev_register_kobject+0x162/0x350 [ 134.259611][ T9183] register_netdevice+0xa77/0x1190 [ 134.265409][ T9183] ? netdev_change_features+0xa0/0xa0 [ 134.271495][ T9183] ? rtnl_create_link+0x15a/0xb40 [ 134.276860][ T9183] veth_newlink+0x374/0x890 [ 134.281638][ T9183] ? netlink_unicast+0x371/0x700 [ 134.287932][ T9183] ? veth_open+0x130/0x130 [ 134.292679][ T9183] ? ___sys_sendmsg+0xd3/0x150 [ 134.297804][ T9183] ? __sys_sendmsg+0xb2/0x140 [ 134.305024][ T9183] ? do_syscall_64+0x2d/0x70 [ 134.309624][ T9183] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 134.316077][ T9183] ? lock_is_held_type+0xfa/0x130 [ 134.321517][ T9183] ? find_held_lock+0x2d/0x110 [ 134.326556][ T9183] ? check_preemption_disabled+0x36/0xd0 [ 134.333340][ T9183] ? lock_release+0x424/0x7e0 [ 134.338695][ T9183] ? fs_reclaim_release+0x9c/0xe0 [ 134.344246][ T9183] ? mark_held_locks+0x9f/0xe0 [ 134.349202][ T9183] ? lock_is_held_type+0xfa/0x130 [ 134.354615][ T9183] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 134.360995][ T9183] ? kmem_cache_alloc_node_trace+0x45e/0x540 [ 134.367363][ T9183] ? memset+0x20/0x40 [ 134.371446][ T9183] ? memcpy+0x39/0x60 [ 134.375629][ T9183] ? alloc_netdev_mqs+0x900/0xda0 [ 134.380851][ T9183] ? security_capable+0x4c/0x90 [ 134.386020][ T9183] ? rtnl_create_link+0x15a/0xb40 [ 134.391330][ T9183] __rtnl_newlink+0xcc8/0x1360 [ 134.396414][ T9183] ? check_preemption_disabled+0x36/0xd0 [ 134.402410][ T9183] ? rtnl_setlink+0x320/0x320 [ 134.407325][ T9183] ? lock_release+0x424/0x7e0 [ 134.412771][ T9183] ? is_bpf_text_address+0x5f/0xe0 [ 134.418369][ T9183] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 134.424894][ T9183] ? is_bpf_text_address+0x77/0xe0 [ 134.430121][ T9183] ? kernel_text_address+0xbd/0xf0 [ 134.435522][ T9183] ? __kernel_text_address+0x9/0x30 [ 134.441084][ T9183] ? unwind_get_return_address+0x51/0x90 [ 134.448300][ T9183] ? create_prof_cpu_mask+0x20/0x20 [ 134.453816][ T9183] ? arch_stack_walk+0x93/0xe0 [ 134.458780][ T9183] ? stack_trace_save+0x8c/0xc0 [ 134.464261][ T9183] ? stack_trace_consume_entry+0x160/0x160 [ 134.470250][ T9183] ? fs_reclaim_release+0x9c/0xe0 [ 134.475652][ T9183] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 134.481667][ T9183] ? trace_kmalloc+0xbe/0xf0 [ 134.486540][ T9183] ? kmem_cache_alloc_trace+0x21c/0x400 [ 134.492197][ T9183] rtnl_newlink+0x5a/0x90 [ 134.496900][ T9183] rtnetlink_rcv_msg+0x32f/0x860 [ 134.502384][ T9183] ? rtnetlink_put_metrics+0x420/0x420 [ 134.508210][ T9183] ? check_preemption_disabled+0x36/0xd0 [ 134.514001][ T9183] ? lock_acquire+0x222/0x850 [ 134.519144][ T9183] netlink_rcv_skb+0x118/0x370 [ 134.524006][ T9183] ? rtnetlink_put_metrics+0x420/0x420 [ 134.530540][ T9183] ? netlink_ack+0x9f0/0x9f0 [ 134.535225][ T9183] ? netlink_deliver_tap+0x15d/0x990 [ 134.541089][ T9183] netlink_unicast+0x42e/0x700 [ 134.546206][ T9183] ? netlink_attachskb+0x730/0x730 [ 134.551311][ T9183] ? _copy_from_iter_full+0x177/0x690 [ 134.557349][ T9183] netlink_sendmsg+0x70e/0xbe0 [ 134.562121][ T9183] ? netlink_unicast+0x700/0x700 [ 134.567231][ T9183] ? iovec_from_user+0x143/0x290 [ 134.572303][ T9183] ? netlink_unicast+0x700/0x700 [ 134.577546][ T9183] sock_sendmsg+0xab/0xe0 [ 134.582217][ T9183] ____sys_sendmsg+0x5bf/0x7a0 [ 134.587109][ T9183] ? kernel_sendmsg+0x30/0x30 [ 134.591870][ T9183] ? do_recvmmsg+0x550/0x550 [ 134.596699][ T9183] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 134.603037][ T9183] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 134.609385][ T9183] ___sys_sendmsg+0xd3/0x150 [ 134.614413][ T9183] ? sendmsg_copy_msghdr+0x110/0x110 [ 134.620222][ T9183] ? find_held_lock+0x2d/0x110 [ 134.629270][ T9183] ? check_preemption_disabled+0x36/0xd0 [ 134.636347][ T9183] ? lock_release+0x424/0x7e0 [ 134.641373][ T9183] ? __fget_files+0x193/0x2b0 [ 134.646170][ T9183] ? lock_downgrade+0x7b0/0x7b0 [ 134.651293][ T9183] ? lock_downgrade+0x7b0/0x7b0 [ 134.656221][ T9183] ? check_preemption_disabled+0x36/0xd0 [ 134.662091][ T9183] ? lock_is_held_type+0xfa/0x130 [ 134.667243][ T9183] ? __fget_files+0x1ab/0x2b0 [ 134.672499][ T9183] ? __fget_light+0xbe/0x220 [ 134.677604][ T9183] __sys_sendmsg+0xb2/0x140 [ 134.682536][ T9183] ? __sys_sendmsg_sock+0x10/0x10 [ 134.688229][ T9183] ? check_preemption_disabled+0x36/0xd0 [ 134.693889][ T9183] ? syscall_enter_from_user_mode+0x1d/0x60 [ 134.700186][ T9183] ? lockdep_hardirqs_on+0x54/0x100 [ 134.705855][ T9183] do_syscall_64+0x2d/0x70 [ 134.710809][ T9183] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 134.717345][ T9183] RIP: 0033:0x464d29 [ 134.721433][ T9183] 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 [ 134.741681][ T9183] RSP: 002b:00007faf7b5a5188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 134.750798][ T9183] RAX: ffffffffffffffda RBX: 000000000055cfa0 RCX: 0000000000464d29 [ 134.759330][ T9183] RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000006 [ 134.767429][ T9183] RBP: 00000000004af6ec R08: 0000000000000000 R09: 0000000000000000 [ 134.775826][ T9183] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000055cfa0 [ 134.785155][ T9183] R13: 00007ffdc3fbe4ff R14: 00007faf7b5a5300 R15: 0000000000022000 [ 134.810296][ T9183] kobject_add_internal failed for veth6 with -EEXIST, don't try to register things with the same name in the same directory. [ 134.897864][ T9199] FAULT_INJECTION: forcing a failure. [ 134.897864][ T9199] name failslab, interval 1, probability 0, space 0, times 0 [ 134.918684][ T9199] CPU: 0 PID: 9199 Comm: syz-executor.0 Tainted: G W 5.12.0-rc7-syzkaller #0 [ 134.930275][ T9199] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 134.941854][ T9199] Call Trace: [ 134.945146][ T9199] dump_stack+0x10c/0x14b [ 134.949492][ T9199] should_fail.cold+0x5/0xa [ 134.954083][ T9199] ? device_rename+0x63/0x1b0 [ 134.959111][ T9199] ? device_rename+0x63/0x1b0 [ 134.963795][ T9199] should_failslab+0x5/0x10 [ 134.968491][ T9199] __kmalloc_track_caller+0x77/0x440 [ 134.973802][ T9199] ? kobject_uevent_env+0x21a/0xf50 [ 134.979204][ T9199] kstrdup+0x29/0x50 [ 134.983096][ T9199] device_rename+0x63/0x1b0 [ 134.987825][ T9199] dev_change_net_namespace+0x628/0x1000 [ 134.994213][ T9199] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 134.999651][ T9199] ? security_capable+0x4c/0x90 [ 135.005278][ T9199] ? ns_capable+0x53/0xc0 [ 135.009721][ T9199] do_setlink+0x16b/0x2f10 [ 135.014393][ T9199] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 135.020573][ T9199] ? unwind_get_return_address+0x51/0x90 [ 135.026209][ T9199] ? rtnl_getlink+0x930/0x930 [ 135.031253][ T9199] ? mark_lock+0xf0/0x15f0 [ 135.035947][ T9199] ? __lock_acquire+0xbc5/0x5050 [ 135.041129][ T9199] ? lock_chain_count+0x20/0x20 [ 135.046599][ T9199] ? mark_lock+0xf0/0x15f0 [ 135.051340][ T9199] ? mark_lock+0xf0/0x15f0 [ 135.055883][ T9199] ? memset+0x20/0x40 [ 135.060159][ T9199] ? __nla_validate_parse+0xb2/0x1fd0 [ 135.065744][ T9199] ? nla_get_range_signed+0x540/0x540 [ 135.071381][ T9199] __rtnl_newlink+0xabb/0x1360 [ 135.076478][ T9199] ? check_preemption_disabled+0x36/0xd0 [ 135.083040][ T9199] ? rtnl_setlink+0x320/0x320 [ 135.087817][ T9199] ? lock_release+0x424/0x7e0 [ 135.093051][ T9199] ? is_bpf_text_address+0x5f/0xe0 [ 135.098921][ T9199] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 135.105370][ T9199] ? is_bpf_text_address+0x77/0xe0 [ 135.110733][ T9199] ? kernel_text_address+0xbd/0xf0 [ 135.115982][ T9199] ? __kernel_text_address+0x9/0x30 [ 135.121723][ T9199] ? unwind_get_return_address+0x51/0x90 [ 135.128028][ T9199] ? create_prof_cpu_mask+0x20/0x20 [ 135.134108][ T9199] ? arch_stack_walk+0x93/0xe0 [ 135.139216][ T9199] ? stack_trace_save+0x8c/0xc0 [ 135.144760][ T9199] ? stack_trace_consume_entry+0x160/0x160 [ 135.150719][ T9199] ? fs_reclaim_release+0x9c/0xe0 [ 135.156002][ T9199] ? lock_is_held_type+0xfa/0x130 [ 135.161336][ T9199] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 135.167449][ T9199] ? trace_kmalloc+0xbe/0xf0 [ 135.172453][ T9199] ? kmem_cache_alloc_trace+0x21c/0x400 [ 135.178829][ T9199] rtnl_newlink+0x5a/0x90 [ 135.183172][ T9199] rtnetlink_rcv_msg+0x32f/0x860 [ 135.188576][ T9199] ? rtnetlink_put_metrics+0x420/0x420 [ 135.194051][ T9199] ? check_preemption_disabled+0x36/0xd0 [ 135.199898][ T9199] ? netdev_core_pick_tx+0x290/0x290 [ 135.205180][ T9199] ? lock_acquire+0x1d0/0x850 [ 135.210134][ T9199] netlink_rcv_skb+0x118/0x370 [ 135.215140][ T9199] ? rtnetlink_put_metrics+0x420/0x420 [ 135.221001][ T9199] ? netlink_ack+0x9f0/0x9f0 [ 135.225605][ T9199] ? netlink_deliver_tap+0x15d/0x990 [ 135.231008][ T9199] netlink_unicast+0x42e/0x700 [ 135.236113][ T9199] ? netlink_attachskb+0x730/0x730 [ 135.241520][ T9199] ? _copy_from_iter_full+0x177/0x690 [ 135.247111][ T9199] netlink_sendmsg+0x70e/0xbe0 [ 135.252014][ T9199] ? netlink_unicast+0x700/0x700 [ 135.256966][ T9199] ? iovec_from_user+0x143/0x290 [ 135.262397][ T9199] ? netlink_unicast+0x700/0x700 [ 135.267752][ T9199] sock_sendmsg+0xab/0xe0 [ 135.272199][ T9199] ____sys_sendmsg+0x5bf/0x7a0 [ 135.277344][ T9199] ? kernel_sendmsg+0x30/0x30 [ 135.282266][ T9199] ? do_recvmmsg+0x550/0x550 [ 135.287045][ T9199] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 135.293697][ T9199] ? __might_fault+0xb5/0x160 [ 135.298899][ T9199] ___sys_sendmsg+0xd3/0x150 [ 135.303881][ T9199] ? sendmsg_copy_msghdr+0x110/0x110 [ 135.309642][ T9199] ? find_held_lock+0x2d/0x110 [ 135.314475][ T9199] ? check_preemption_disabled+0x36/0xd0 [ 135.320839][ T9199] ? lock_release+0x424/0x7e0 [ 135.325511][ T9199] ? __fget_files+0x193/0x2b0 [ 135.330191][ T9199] ? lock_downgrade+0x7b0/0x7b0 [ 135.335379][ T9199] ? find_held_lock+0x2d/0x110 [ 135.340767][ T9199] ? check_preemption_disabled+0x36/0xd0 [ 135.347104][ T9199] ? lock_is_held_type+0xfa/0x130 [ 135.352522][ T9199] ? __fget_files+0x1ab/0x2b0 [ 135.357399][ T9199] ? __fget_light+0xbe/0x220 [ 135.362092][ T9199] __sys_sendmsg+0xb2/0x140 [ 135.368500][ T9199] ? __sys_sendmsg_sock+0x10/0x10 [ 135.374091][ T9199] ? check_preemption_disabled+0x36/0xd0 [ 135.380209][ T9199] ? syscall_enter_from_user_mode+0x1d/0x60 [ 135.386377][ T9199] ? lockdep_hardirqs_on+0x54/0x100 [ 135.392345][ T9199] do_syscall_64+0x2d/0x70 [ 135.397255][ T9199] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 135.404251][ T9199] RIP: 0033:0x464d29 [ 135.408410][ T9199] 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 [ 135.428775][ T9199] RSP: 002b:00007f8e6d0d0188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 135.437506][ T9199] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 135.446326][ T9199] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 135.454871][ T9199] RBP: 00007f8e6d0d01d0 R08: 0000000000000000 R09: 0000000000000000 [ 135.463433][ T9199] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 135.472802][ T9199] R13: 00007ffceeadfe8f R14: 00007f8e6d0d0300 R15: 0000000000022000 [ 135.512319][ T9199] ------------[ cut here ]------------ [ 135.517890][ T9199] WARNING: CPU: 0 PID: 9199 at net/core/dev.c:11105 dev_change_net_namespace+0xd59/0x1000 [ 135.528728][ T9199] Modules linked in: [ 135.532812][ T9199] CPU: 0 PID: 9199 Comm: syz-executor.0 Tainted: G W 5.12.0-rc7-syzkaller #0 [ 135.543273][ T9199] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 135.554584][ T9199] RIP: 0010:dev_change_net_namespace+0xd59/0x1000 [ 135.562102][ T9199] Code: 00 00 48 c7 c6 40 b2 78 88 48 c7 c7 80 b2 78 88 c6 05 4e b7 8b 04 01 e8 4a 26 97 01 0f 0b e9 6b f3 ff ff 0f 0b e9 f1 f8 ff ff <0f> 0b e9 d0 f8 ff ff 41 bd ea ff ff ff e9 51 f9 ff ff e8 c0 5b f3 [ 135.584464][ T9199] RSP: 0018:ffffc90004506dd0 EFLAGS: 00010282 [ 135.593310][ T9199] RAX: 00000000fffffff4 RBX: ffffffff8a0e58c0 RCX: 0000000000000001 [ 135.602704][ T9199] RDX: dffffc0000000000 RSI: ffffffff87cb2d00 RDI: ffffffff881295c0 [ 135.611883][ T9199] RBP: ffff88812fc52000 R08: 0000000000000001 R09: ffff88812fc52603 [ 135.622253][ T9199] R10: ffffed1025f8a4c0 R11: 6637303030302052 R12: ffff88812fc52b78 [ 135.632900][ T9199] R13: ffff88812fc52098 R14: 00000000000000c2 R15: 000000008a0e58c0 [ 135.642608][ T9199] FS: 00007f8e6d0d0700(0000) GS:ffff8881f6400000(0000) knlGS:0000000000000000 [ 135.653218][ T9199] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 135.660867][ T9199] CR2: 0000000000400200 CR3: 000000010e79c001 CR4: 00000000001706f0 [ 135.669952][ T9199] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 135.679369][ T9199] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 135.689113][ T9199] Call Trace: [ 135.692621][ T9199] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 135.699839][ T9199] ? security_capable+0x4c/0x90 [ 135.705615][ T9199] ? ns_capable+0x53/0xc0 [ 135.710969][ T9199] do_setlink+0x16b/0x2f10 [ 135.715908][ T9199] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 135.723195][ T9199] ? unwind_get_return_address+0x51/0x90 [ 135.729987][ T9199] ? rtnl_getlink+0x930/0x930 [ 135.735152][ T9199] ? mark_lock+0xf0/0x15f0 [ 135.741321][ T9199] ? __lock_acquire+0xbc5/0x5050 [ 135.748005][ T9199] ? lock_chain_count+0x20/0x20 [ 135.752975][ T9199] ? mark_lock+0xf0/0x15f0 [ 135.758763][ T9199] ? mark_lock+0xf0/0x15f0 [ 135.763466][ T9199] ? memset+0x20/0x40 [ 135.768585][ T9199] ? __nla_validate_parse+0xb2/0x1fd0 [ 135.774629][ T9199] ? nla_get_range_signed+0x540/0x540 [ 135.780878][ T9199] __rtnl_newlink+0xabb/0x1360 [ 135.786209][ T9199] ? check_preemption_disabled+0x36/0xd0 [ 135.793404][ T9199] ? rtnl_setlink+0x320/0x320 [ 135.800316][ T9199] ? lock_release+0x424/0x7e0 [ 135.805579][ T9199] ? is_bpf_text_address+0x5f/0xe0 [ 135.814132][ T9199] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 135.823370][ T9199] ? is_bpf_text_address+0x77/0xe0 [ 135.831392][ T9199] ? kernel_text_address+0xbd/0xf0 [ 135.837756][ T9199] ? __kernel_text_address+0x9/0x30 [ 135.843616][ T9199] ? unwind_get_return_address+0x51/0x90 [ 135.851176][ T9199] ? create_prof_cpu_mask+0x20/0x20 [ 135.858158][ T9199] ? arch_stack_walk+0x93/0xe0 [ 135.863546][ T9199] ? stack_trace_save+0x8c/0xc0 [ 135.870969][ T9199] ? stack_trace_consume_entry+0x160/0x160 [ 135.878317][ T9199] ? fs_reclaim_release+0x9c/0xe0 [ 135.884230][ T9199] ? lock_is_held_type+0xfa/0x130 [ 135.890674][ T9199] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 135.896386][ T9199] ? trace_kmalloc+0xbe/0xf0 [ 135.902751][ T9199] ? kmem_cache_alloc_trace+0x21c/0x400 [ 135.909770][ T9199] rtnl_newlink+0x5a/0x90 [ 135.914484][ T9199] rtnetlink_rcv_msg+0x32f/0x860 [ 135.922428][ T9199] ? rtnetlink_put_metrics+0x420/0x420 [ 135.930324][ T9199] ? check_preemption_disabled+0x36/0xd0 [ 135.936082][ T9199] ? netdev_core_pick_tx+0x290/0x290 [ 135.944196][ T9199] ? lock_acquire+0x1d0/0x850 [ 135.951431][ T9199] netlink_rcv_skb+0x118/0x370 [ 135.957439][ T9199] ? rtnetlink_put_metrics+0x420/0x420 [ 135.963301][ T9199] ? netlink_ack+0x9f0/0x9f0 [ 135.969300][ T9199] ? netlink_deliver_tap+0x15d/0x990 [ 135.975392][ T9199] netlink_unicast+0x42e/0x700 [ 135.981300][ T9199] ? netlink_attachskb+0x730/0x730 [ 135.988333][ T9199] ? _copy_from_iter_full+0x177/0x690 [ 135.994020][ T9199] netlink_sendmsg+0x70e/0xbe0 [ 136.000633][ T9199] ? netlink_unicast+0x700/0x700 [ 136.006134][ T9199] ? iovec_from_user+0x143/0x290 [ 136.012501][ T9199] ? netlink_unicast+0x700/0x700 [ 136.018657][ T9199] sock_sendmsg+0xab/0xe0 [ 136.023504][ T9199] ____sys_sendmsg+0x5bf/0x7a0 [ 136.032394][ T9199] ? kernel_sendmsg+0x30/0x30 [ 136.038218][ T9199] ? do_recvmmsg+0x550/0x550 [ 136.043898][ T9199] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 136.051271][ T9199] ? __might_fault+0xb5/0x160 [ 136.056001][ T9199] ___sys_sendmsg+0xd3/0x150 [ 136.061218][ T9199] ? sendmsg_copy_msghdr+0x110/0x110 [ 136.068241][ T9199] ? find_held_lock+0x2d/0x110 [ 136.073183][ T9199] ? check_preemption_disabled+0x36/0xd0 [ 136.080336][ T9199] ? lock_release+0x424/0x7e0 [ 136.085501][ T9199] ? __fget_files+0x193/0x2b0 [ 136.090718][ T9199] ? lock_downgrade+0x7b0/0x7b0 [ 136.096152][ T9199] ? find_held_lock+0x2d/0x110 [ 136.102175][ T9199] ? check_preemption_disabled+0x36/0xd0 [ 136.108692][ T9199] ? lock_is_held_type+0xfa/0x130 [ 136.113744][ T9199] ? __fget_files+0x1ab/0x2b0 [ 136.119799][ T9199] ? __fget_light+0xbe/0x220 [ 136.124836][ T9199] __sys_sendmsg+0xb2/0x140 [ 136.132554][ T9199] ? __sys_sendmsg_sock+0x10/0x10 [ 136.139724][ T9199] ? check_preemption_disabled+0x36/0xd0 [ 136.147859][ T9199] ? syscall_enter_from_user_mode+0x1d/0x60 [ 136.154850][ T9199] ? lockdep_hardirqs_on+0x54/0x100 [ 136.161704][ T9199] do_syscall_64+0x2d/0x70 [ 136.167640][ T9199] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 136.173875][ T9199] RIP: 0033:0x464d29 [ 136.178939][ T9199] 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 [ 136.200658][ T9199] RSP: 002b:00007f8e6d0d0188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 136.210350][ T9199] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 136.220026][ T9199] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 136.229921][ T9199] RBP: 00007f8e6d0d01d0 R08: 0000000000000000 R09: 0000000000000000 [ 136.241388][ T9199] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 136.250512][ T9199] R13: 00007ffceeadfe8f R14: 00007f8e6d0d0300 R15: 0000000000022000 [ 136.259228][ T9199] irq event stamp: 5849 [ 136.263587][ T9199] hardirqs last enabled at (5857): [] console_unlock+0x767/0xa00 [ 136.274284][ T9199] hardirqs last disabled at (5910): [] __schedule+0x1225/0x2180 [ 136.284547][ T9199] softirqs last enabled at (5940): [] irq_exit_rcu+0x237/0x280 [ 136.294682][ T9199] softirqs last disabled at (5953): [] irq_exit_rcu+0x237/0x280 [ 136.305705][ T9199] ---[ end trace b5e85ab10e3a789d ]--- 2021/04/13 00:49:33 executed programs: 139 [ 136.337256][ T9227] __nla_validate_parse: 3 callbacks suppressed [ 136.337266][ T9227] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 136.394601][ T9230] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 136.424249][ T9232] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 136.527372][ T9233] FAULT_INJECTION: forcing a failure. [ 136.527372][ T9233] name failslab, interval 1, probability 0, space 0, times 0 [ 136.564224][ T9233] CPU: 0 PID: 9233 Comm: syz-executor.4 Tainted: G W 5.12.0-rc7-syzkaller #0 [ 136.575288][ T9233] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 136.585792][ T9233] Call Trace: [ 136.589191][ T9233] dump_stack+0x10c/0x14b [ 136.593806][ T9233] should_fail.cold+0x5/0xa [ 136.598616][ T9233] should_failslab+0x5/0x10 [ 136.603484][ T9233] kmem_cache_alloc_node+0x61/0x520 [ 136.609232][ T9233] __alloc_skb+0x153/0x280 [ 136.614036][ T9233] alloc_uevent_skb+0x76/0x200 [ 136.619358][ T9233] kobject_uevent_env+0xc49/0xf50 [ 136.626952][ T9233] ? check_preemption_disabled+0x36/0xd0 [ 136.632868][ T9233] ? __local_bh_enable_ip+0x11f/0x220 [ 136.638704][ T9233] ? dev_change_net_namespace+0x4d7/0x1000 [ 136.644783][ T9233] ? lockdep_hardirqs_on+0x54/0x100 [ 136.650090][ T9233] dev_change_net_namespace+0x9c3/0x1000 [ 136.656020][ T9233] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 136.661248][ T9233] ? security_capable+0x4c/0x90 [ 136.666614][ T9233] ? ns_capable+0x53/0xc0 [ 136.670964][ T9233] do_setlink+0x16b/0x2f10 [ 136.675424][ T9233] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 136.681631][ T9233] ? unwind_get_return_address+0x51/0x90 [ 136.687281][ T9233] ? rtnl_getlink+0x930/0x930 [ 136.692149][ T9233] ? mark_lock+0xf0/0x15f0 [ 136.696836][ T9233] ? __lock_acquire+0xbc5/0x5050 [ 136.701962][ T9233] ? lock_chain_count+0x20/0x20 [ 136.707528][ T9233] ? mark_lock+0xf0/0x15f0 [ 136.712162][ T9233] ? memset+0x20/0x40 [ 136.716776][ T9233] ? __nla_validate_parse+0xb2/0x1fd0 [ 136.722321][ T9233] ? nla_get_range_signed+0x540/0x540 [ 136.728193][ T9233] __rtnl_newlink+0xabb/0x1360 [ 136.733254][ T9233] ? check_preemption_disabled+0x36/0xd0 [ 136.739160][ T9233] ? rtnl_setlink+0x320/0x320 [ 136.744516][ T9233] ? lock_release+0x424/0x7e0 [ 136.749198][ T9233] ? is_bpf_text_address+0x5f/0xe0 [ 136.754632][ T9233] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 136.761609][ T9233] ? is_bpf_text_address+0x77/0xe0 [ 136.766823][ T9233] ? kernel_text_address+0xbd/0xf0 [ 136.772488][ T9233] ? __kernel_text_address+0x9/0x30 [ 136.778224][ T9233] ? unwind_get_return_address+0x51/0x90 [ 136.785065][ T9233] ? create_prof_cpu_mask+0x20/0x20 [ 136.790815][ T9233] ? arch_stack_walk+0x93/0xe0 [ 136.796441][ T9233] ? stack_trace_save+0x8c/0xc0 [ 136.801630][ T9233] ? stack_trace_consume_entry+0x160/0x160 [ 136.807629][ T9233] ? fs_reclaim_release+0x9c/0xe0 [ 136.812769][ T9233] ? lock_is_held_type+0xfa/0x130 [ 136.818806][ T9233] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 136.825014][ T9233] ? trace_kmalloc+0xbe/0xf0 [ 136.829782][ T9233] ? kmem_cache_alloc_trace+0x21c/0x400 [ 136.836442][ T9233] rtnl_newlink+0x5a/0x90 [ 136.841227][ T9233] rtnetlink_rcv_msg+0x32f/0x860 [ 136.846873][ T9233] ? rtnetlink_put_metrics+0x420/0x420 [ 136.852352][ T9233] ? check_preemption_disabled+0x36/0xd0 [ 136.858548][ T9233] ? netdev_core_pick_tx+0x290/0x290 [ 136.864168][ T9233] ? lock_acquire+0x1d0/0x850 [ 136.869172][ T9233] netlink_rcv_skb+0x118/0x370 [ 136.874044][ T9233] ? rtnetlink_put_metrics+0x420/0x420 [ 136.879611][ T9233] ? netlink_ack+0x9f0/0x9f0 [ 136.884188][ T9233] ? netlink_deliver_tap+0x15d/0x990 [ 136.889711][ T9233] netlink_unicast+0x42e/0x700 [ 136.894767][ T9233] ? netlink_attachskb+0x730/0x730 [ 136.900100][ T9233] ? _copy_from_iter_full+0x177/0x690 [ 136.905688][ T9233] netlink_sendmsg+0x70e/0xbe0 [ 136.910564][ T9233] ? netlink_unicast+0x700/0x700 [ 136.915976][ T9233] ? iovec_from_user+0x143/0x290 [ 136.921290][ T9233] ? netlink_unicast+0x700/0x700 [ 136.926533][ T9233] sock_sendmsg+0xab/0xe0 [ 136.931488][ T9233] ____sys_sendmsg+0x5bf/0x7a0 [ 136.936861][ T9233] ? kernel_sendmsg+0x30/0x30 [ 136.941642][ T9233] ? do_recvmmsg+0x550/0x550 [ 136.946628][ T9233] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 136.952899][ T9233] ? __might_fault+0xb5/0x160 [ 136.958081][ T9233] ___sys_sendmsg+0xd3/0x150 [ 136.962773][ T9233] ? sendmsg_copy_msghdr+0x110/0x110 [ 136.968231][ T9233] ? find_held_lock+0x2d/0x110 [ 136.973270][ T9233] ? check_preemption_disabled+0x36/0xd0 [ 136.979101][ T9233] ? lock_release+0x424/0x7e0 [ 136.983789][ T9233] ? __fget_files+0x193/0x2b0 [ 136.988823][ T9233] ? lock_downgrade+0x7b0/0x7b0 [ 136.993678][ T9233] ? find_held_lock+0x2d/0x110 [ 136.998763][ T9233] ? check_preemption_disabled+0x36/0xd0 [ 137.004732][ T9233] ? lock_is_held_type+0xfa/0x130 [ 137.010048][ T9233] ? __fget_files+0x1ab/0x2b0 [ 137.014731][ T9233] ? __fget_light+0xbe/0x220 [ 137.019323][ T9233] __sys_sendmsg+0xb2/0x140 [ 137.024039][ T9233] ? __sys_sendmsg_sock+0x10/0x10 [ 137.029259][ T9233] ? check_preemption_disabled+0x36/0xd0 [ 137.035548][ T9233] ? syscall_enter_from_user_mode+0x1d/0x60 [ 137.041890][ T9233] ? lockdep_hardirqs_on+0x54/0x100 [ 137.047177][ T9233] do_syscall_64+0x2d/0x70 [ 137.051600][ T9233] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 137.057976][ T9233] RIP: 0033:0x464d29 [ 137.062207][ T9233] 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 [ 137.083377][ T9233] RSP: 002b:00007f6ef88d9188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 137.092171][ T9233] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 137.100702][ T9233] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 137.109819][ T9233] RBP: 00007f6ef88d91d0 R08: 0000000000000000 R09: 0000000000000000 [ 137.118464][ T9233] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 137.126901][ T9233] R13: 00007ffedd5ea56f R14: 00007f6ef88d9300 R15: 0000000000022000 [ 137.204652][ T9257] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 137.233658][ T9257] sysfs: cannot create duplicate filename '/devices/virtual/net/veth6' [ 137.268859][ T9257] CPU: 0 PID: 9257 Comm: syz-executor.1 Tainted: G W 5.12.0-rc7-syzkaller #0 [ 137.279304][ T9257] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 137.289983][ T9257] Call Trace: [ 137.293272][ T9257] dump_stack+0x10c/0x14b [ 137.297614][ T9257] sysfs_warn_dup.cold+0x17/0x24 [ 137.302753][ T9257] sysfs_create_dir_ns+0x1e9/0x260 [ 137.307969][ T9257] ? sysfs_create_mount_point+0x80/0x80 [ 137.313623][ T9257] ? rwlock_bug.part.0+0x90/0x90 [ 137.318682][ T9257] kobject_add_internal+0x276/0x830 [ 137.324080][ T9257] kobject_add+0x120/0x190 [ 137.328683][ T9257] ? kset_create_and_add+0x170/0x170 [ 137.334233][ T9257] ? wait_for_completion_io+0x270/0x270 [ 137.340263][ T9257] ? lockdep_init_map_type+0x2c3/0x870 [ 137.345835][ T9257] device_add+0x2cd/0x1a50 [ 137.350887][ T9257] ? dev_set_name+0xa6/0xd0 [ 137.355512][ T9257] ? device_initialize+0x4e0/0x4e0 [ 137.361006][ T9257] ? lockdep_init_map_type+0x2c3/0x870 [ 137.366659][ T9257] ? __fw_devlink_link_to_suppliers+0x550/0x550 [ 137.373007][ T9257] ? __init_waitqueue_head+0x6b/0xd0 [ 137.378506][ T9257] netdev_register_kobject+0x162/0x350 [ 137.384253][ T9257] register_netdevice+0xa77/0x1190 [ 137.389729][ T9257] ? netdev_change_features+0xa0/0xa0 [ 137.395297][ T9257] ? rtnl_create_link+0x15a/0xb40 [ 137.400536][ T9257] veth_newlink+0x374/0x890 [ 137.405165][ T9257] ? netlink_unicast+0x371/0x700 [ 137.410497][ T9257] ? veth_open+0x130/0x130 [ 137.415165][ T9257] ? ___sys_sendmsg+0xd3/0x150 [ 137.419945][ T9257] ? __sys_sendmsg+0xb2/0x140 [ 137.424724][ T9257] ? do_syscall_64+0x2d/0x70 [ 137.429434][ T9257] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 137.435692][ T9257] ? lock_is_held_type+0xfa/0x130 [ 137.440920][ T9257] ? find_held_lock+0x2d/0x110 [ 137.446048][ T9257] ? check_preemption_disabled+0x36/0xd0 [ 137.452302][ T9257] ? lock_release+0x424/0x7e0 [ 137.456999][ T9257] ? fs_reclaim_release+0x9c/0xe0 [ 137.462369][ T9257] ? mark_held_locks+0x9f/0xe0 [ 137.467346][ T9257] ? lock_is_held_type+0xfa/0x130 [ 137.472598][ T9257] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 137.478612][ T9257] ? kmem_cache_alloc_node_trace+0x45e/0x540 [ 137.484963][ T9257] ? memset+0x20/0x40 [ 137.489310][ T9257] ? memcpy+0x39/0x60 [ 137.493430][ T9257] ? alloc_netdev_mqs+0x900/0xda0 [ 137.498472][ T9257] ? security_capable+0x4c/0x90 [ 137.503602][ T9257] ? rtnl_create_link+0x15a/0xb40 [ 137.508920][ T9257] __rtnl_newlink+0xcc8/0x1360 [ 137.514636][ T9257] ? check_preemption_disabled+0x36/0xd0 [ 137.520472][ T9257] ? rtnl_setlink+0x320/0x320 [ 137.525167][ T9257] ? lock_release+0x424/0x7e0 [ 137.530074][ T9257] ? is_bpf_text_address+0x5f/0xe0 [ 137.535387][ T9257] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 137.542195][ T9257] ? is_bpf_text_address+0x77/0xe0 [ 137.547586][ T9257] ? kernel_text_address+0xbd/0xf0 [ 137.553934][ T9257] ? __kernel_text_address+0x9/0x30 [ 137.559486][ T9257] ? unwind_get_return_address+0x51/0x90 [ 137.565834][ T9257] ? create_prof_cpu_mask+0x20/0x20 [ 137.571309][ T9257] ? arch_stack_walk+0x93/0xe0 [ 137.576190][ T9257] ? stack_trace_save+0x8c/0xc0 [ 137.581479][ T9257] ? stack_trace_consume_entry+0x160/0x160 [ 137.587551][ T9257] ? fs_reclaim_release+0x9c/0xe0 [ 137.593256][ T9257] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 137.599589][ T9257] ? trace_kmalloc+0xbe/0xf0 [ 137.604514][ T9257] ? kmem_cache_alloc_trace+0x21c/0x400 [ 137.610105][ T9257] rtnl_newlink+0x5a/0x90 [ 137.614454][ T9257] rtnetlink_rcv_msg+0x32f/0x860 [ 137.619607][ T9257] ? rtnetlink_put_metrics+0x420/0x420 [ 137.627300][ T9257] ? check_preemption_disabled+0x36/0xd0 [ 137.634014][ T9257] ? lock_acquire+0x222/0x850 [ 137.639209][ T9257] netlink_rcv_skb+0x118/0x370 [ 137.644851][ T9257] ? rtnetlink_put_metrics+0x420/0x420 [ 137.650418][ T9257] ? netlink_ack+0x9f0/0x9f0 [ 137.655310][ T9257] ? netlink_deliver_tap+0x15d/0x990 [ 137.660911][ T9257] netlink_unicast+0x42e/0x700 [ 137.665872][ T9257] ? netlink_attachskb+0x730/0x730 [ 137.671724][ T9257] ? _copy_from_iter_full+0x177/0x690 [ 137.677555][ T9257] netlink_sendmsg+0x70e/0xbe0 [ 137.682603][ T9257] ? netlink_unicast+0x700/0x700 [ 137.687600][ T9257] ? iovec_from_user+0x143/0x290 [ 137.692930][ T9257] ? netlink_unicast+0x700/0x700 [ 137.698569][ T9257] sock_sendmsg+0xab/0xe0 [ 137.703089][ T9257] ____sys_sendmsg+0x5bf/0x7a0 [ 137.708200][ T9257] ? kernel_sendmsg+0x30/0x30 [ 137.712985][ T9257] ? do_recvmmsg+0x550/0x550 [ 137.717955][ T9257] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 137.724558][ T9257] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 137.730911][ T9257] ___sys_sendmsg+0xd3/0x150 [ 137.735605][ T9257] ? sendmsg_copy_msghdr+0x110/0x110 [ 137.741000][ T9257] ? find_held_lock+0x2d/0x110 [ 137.746157][ T9257] ? check_preemption_disabled+0x36/0xd0 [ 137.752365][ T9257] ? lock_release+0x424/0x7e0 [ 137.757440][ T9257] ? __fget_files+0x193/0x2b0 [ 137.762212][ T9257] ? lock_downgrade+0x7b0/0x7b0 [ 137.767372][ T9257] ? lock_downgrade+0x7b0/0x7b0 [ 137.772779][ T9257] ? check_preemption_disabled+0x36/0xd0 [ 137.778689][ T9257] ? lock_is_held_type+0xfa/0x130 [ 137.783902][ T9257] ? __fget_files+0x1ab/0x2b0 [ 137.788783][ T9257] ? __fget_light+0xbe/0x220 [ 137.794254][ T9257] __sys_sendmsg+0xb2/0x140 [ 137.798859][ T9257] ? __sys_sendmsg_sock+0x10/0x10 [ 137.804206][ T9257] ? check_preemption_disabled+0x36/0xd0 [ 137.810878][ T9257] ? syscall_enter_from_user_mode+0x1d/0x60 [ 137.817567][ T9257] ? lockdep_hardirqs_on+0x54/0x100 [ 137.823095][ T9257] do_syscall_64+0x2d/0x70 [ 137.827858][ T9257] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 137.834203][ T9257] RIP: 0033:0x464d29 [ 137.838582][ T9257] 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 [ 137.859943][ T9257] RSP: 002b:00007faf7b5a5188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 137.869128][ T9257] RAX: ffffffffffffffda RBX: 000000000055cfa0 RCX: 0000000000464d29 [ 137.877793][ T9257] RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000006 [ 137.886169][ T9257] RBP: 00000000004af6ec R08: 0000000000000000 R09: 0000000000000000 [ 137.894717][ T9257] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000055cfa0 [ 137.903344][ T9257] R13: 00007ffdc3fbe4ff R14: 00007faf7b5a5300 R15: 0000000000022000 [ 137.935852][ T9257] kobject_add_internal failed for veth6 with -EEXIST, don't try to register things with the same name in the same directory. [ 137.987490][ T9285] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 138.011949][ T9285] sysfs: cannot create duplicate filename '/devices/virtual/net/veth8' [ 138.027993][ T9285] CPU: 1 PID: 9285 Comm: syz-executor.0 Tainted: G W 5.12.0-rc7-syzkaller #0 [ 138.038439][ T9285] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 138.049213][ T9285] Call Trace: [ 138.052603][ T9285] dump_stack+0x10c/0x14b [ 138.057220][ T9285] sysfs_warn_dup.cold+0x17/0x24 [ 138.062522][ T9285] sysfs_create_dir_ns+0x1e9/0x260 [ 138.068182][ T9285] ? sysfs_create_mount_point+0x80/0x80 [ 138.074228][ T9285] ? rwlock_bug.part.0+0x90/0x90 [ 138.079462][ T9285] kobject_add_internal+0x276/0x830 [ 138.084860][ T9285] kobject_add+0x120/0x190 [ 138.089650][ T9285] ? kset_create_and_add+0x170/0x170 [ 138.095238][ T9285] ? wait_for_completion_io+0x270/0x270 [ 138.101032][ T9285] ? lockdep_init_map_type+0x2c3/0x870 [ 138.108087][ T9285] device_add+0x2cd/0x1a50 [ 138.113039][ T9285] ? dev_set_name+0xa6/0xd0 [ 138.117558][ T9285] ? device_initialize+0x4e0/0x4e0 [ 138.122682][ T9285] ? lockdep_init_map_type+0x2c3/0x870 [ 138.128365][ T9285] ? __fw_devlink_link_to_suppliers+0x550/0x550 [ 138.135267][ T9285] ? __init_waitqueue_head+0x6b/0xd0 [ 138.140960][ T9285] netdev_register_kobject+0x162/0x350 [ 138.146708][ T9285] register_netdevice+0xa77/0x1190 [ 138.152051][ T9285] ? netdev_change_features+0xa0/0xa0 [ 138.158313][ T9285] ? rtnl_create_link+0x15a/0xb40 [ 138.163913][ T9285] veth_newlink+0x374/0x890 [ 138.168524][ T9285] ? netlink_unicast+0x371/0x700 [ 138.173913][ T9285] ? veth_open+0x130/0x130 [ 138.178713][ T9285] ? ___sys_sendmsg+0xd3/0x150 [ 138.183578][ T9285] ? __sys_sendmsg+0xb2/0x140 [ 138.188494][ T9285] ? do_syscall_64+0x2d/0x70 [ 138.193182][ T9285] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 138.199536][ T9285] ? lock_is_held_type+0xfa/0x130 [ 138.204674][ T9285] ? find_held_lock+0x2d/0x110 [ 138.209792][ T9285] ? check_preemption_disabled+0x36/0xd0 [ 138.215952][ T9285] ? lock_release+0x424/0x7e0 [ 138.220961][ T9285] ? fs_reclaim_release+0x9c/0xe0 [ 138.226168][ T9285] ? mark_held_locks+0x9f/0xe0 [ 138.231102][ T9285] ? lock_is_held_type+0xfa/0x130 [ 138.236645][ T9285] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 138.242684][ T9285] ? kmem_cache_alloc_node_trace+0x45e/0x540 [ 138.249185][ T9285] ? memset+0x20/0x40 [ 138.253583][ T9285] ? memcpy+0x39/0x60 [ 138.258410][ T9285] ? alloc_netdev_mqs+0x900/0xda0 [ 138.263964][ T9285] ? security_capable+0x4c/0x90 [ 138.268948][ T9285] ? rtnl_create_link+0x15a/0xb40 [ 138.274721][ T9285] __rtnl_newlink+0xcc8/0x1360 [ 138.280182][ T9285] ? check_preemption_disabled+0x36/0xd0 [ 138.286341][ T9285] ? rtnl_setlink+0x320/0x320 [ 138.291120][ T9285] ? lock_release+0x424/0x7e0 [ 138.296062][ T9285] ? is_bpf_text_address+0x5f/0xe0 [ 138.301965][ T9285] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 138.308705][ T9285] ? is_bpf_text_address+0x77/0xe0 [ 138.314274][ T9285] ? kernel_text_address+0xbd/0xf0 [ 138.319399][ T9285] ? __kernel_text_address+0x9/0x30 [ 138.324807][ T9285] ? unwind_get_return_address+0x51/0x90 [ 138.331079][ T9285] ? create_prof_cpu_mask+0x20/0x20 [ 138.336691][ T9285] ? arch_stack_walk+0x93/0xe0 [ 138.341572][ T9285] ? stack_trace_save+0x8c/0xc0 [ 138.346541][ T9285] ? stack_trace_consume_entry+0x160/0x160 [ 138.353346][ T9285] ? fs_reclaim_release+0x9c/0xe0 [ 138.358641][ T9285] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 138.364585][ T9285] ? trace_kmalloc+0xbe/0xf0 [ 138.369626][ T9285] ? kmem_cache_alloc_trace+0x21c/0x400 [ 138.376918][ T9285] rtnl_newlink+0x5a/0x90 [ 138.381637][ T9285] rtnetlink_rcv_msg+0x32f/0x860 [ 138.387008][ T9285] ? rtnetlink_put_metrics+0x420/0x420 [ 138.393142][ T9285] ? check_preemption_disabled+0x36/0xd0 [ 138.399758][ T9285] ? netdev_core_pick_tx+0x290/0x290 [ 138.405575][ T9285] ? lock_acquire+0x1d0/0x850 [ 138.410620][ T9285] netlink_rcv_skb+0x118/0x370 [ 138.415385][ T9285] ? rtnetlink_put_metrics+0x420/0x420 [ 138.421118][ T9285] ? netlink_ack+0x9f0/0x9f0 [ 138.425826][ T9285] ? netlink_deliver_tap+0x15d/0x990 [ 138.431566][ T9285] netlink_unicast+0x42e/0x700 [ 138.436621][ T9285] ? netlink_attachskb+0x730/0x730 [ 138.441938][ T9285] ? _copy_from_iter_full+0x177/0x690 [ 138.447848][ T9285] netlink_sendmsg+0x70e/0xbe0 [ 138.452873][ T9285] ? netlink_unicast+0x700/0x700 [ 138.458066][ T9285] ? iovec_from_user+0x143/0x290 [ 138.463275][ T9285] ? netlink_unicast+0x700/0x700 [ 138.469085][ T9285] sock_sendmsg+0xab/0xe0 [ 138.473601][ T9285] ____sys_sendmsg+0x5bf/0x7a0 [ 138.478674][ T9285] ? kernel_sendmsg+0x30/0x30 [ 138.483604][ T9285] ? do_recvmmsg+0x550/0x550 [ 138.488652][ T9285] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 138.495557][ T9285] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 138.502033][ T9285] ___sys_sendmsg+0xd3/0x150 [ 138.507301][ T9285] ? sendmsg_copy_msghdr+0x110/0x110 [ 138.512912][ T9285] ? find_held_lock+0x2d/0x110 [ 138.518187][ T9285] ? check_preemption_disabled+0x36/0xd0 [ 138.524344][ T9285] ? lock_release+0x424/0x7e0 [ 138.529290][ T9285] ? __fget_files+0x193/0x2b0 [ 138.534078][ T9285] ? lock_downgrade+0x7b0/0x7b0 [ 138.539140][ T9285] ? lock_downgrade+0x7b0/0x7b0 [ 138.544814][ T9285] ? check_preemption_disabled+0x36/0xd0 [ 138.551043][ T9285] ? lock_is_held_type+0xfa/0x130 [ 138.556674][ T9285] ? __fget_files+0x1ab/0x2b0 [ 138.562361][ T9285] ? __fget_light+0xbe/0x220 [ 138.567517][ T9285] __sys_sendmsg+0xb2/0x140 [ 138.572121][ T9285] ? __sys_sendmsg_sock+0x10/0x10 [ 138.577776][ T9285] ? check_preemption_disabled+0x36/0xd0 [ 138.583402][ T9285] ? syscall_enter_from_user_mode+0x1d/0x60 [ 138.589718][ T9285] ? lockdep_hardirqs_on+0x54/0x100 [ 138.594998][ T9285] do_syscall_64+0x2d/0x70 [ 138.599584][ T9285] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 138.605742][ T9285] RIP: 0033:0x464d29 [ 138.609683][ T9285] 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 [ 138.634614][ T9285] RSP: 002b:00007f8e6d0f1188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 138.644255][ T9285] RAX: ffffffffffffffda RBX: 000000000055cfa0 RCX: 0000000000464d29 [ 138.652375][ T9285] RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000006 [ 138.660713][ T9285] RBP: 00000000004af6ec R08: 0000000000000000 R09: 0000000000000000 [ 138.669316][ T9285] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000055cfa0 [ 138.677472][ T9285] R13: 00007ffceeadfe8f R14: 00007f8e6d0f1300 R15: 0000000000022000 [ 138.693215][ T9285] kobject_add_internal failed for veth8 with -EEXIST, don't try to register things with the same name in the same directory. [ 138.708117][ T9286] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 138.737056][ T9297] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 138.793368][ T9319] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 138.864152][ T9340] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 138.897077][ T9340] sysfs: cannot create duplicate filename '/devices/virtual/net/veth6' [ 138.937658][ T9340] CPU: 0 PID: 9340 Comm: syz-executor.1 Tainted: G W 5.12.0-rc7-syzkaller #0 [ 138.948222][ T9340] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 138.958727][ T9340] Call Trace: [ 138.962289][ T9340] dump_stack+0x10c/0x14b [ 138.966834][ T9340] sysfs_warn_dup.cold+0x17/0x24 [ 138.972086][ T9340] sysfs_create_dir_ns+0x1e9/0x260 [ 138.977911][ T9340] ? sysfs_create_mount_point+0x80/0x80 [ 138.983826][ T9340] ? rwlock_bug.part.0+0x90/0x90 [ 138.988894][ T9340] kobject_add_internal+0x276/0x830 [ 138.994438][ T9340] kobject_add+0x120/0x190 [ 138.999179][ T9340] ? kset_create_and_add+0x170/0x170 [ 139.004931][ T9340] ? wait_for_completion_io+0x270/0x270 [ 139.011150][ T9340] ? lockdep_init_map_type+0x2c3/0x870 [ 139.016808][ T9340] device_add+0x2cd/0x1a50 [ 139.021609][ T9340] ? dev_set_name+0xa6/0xd0 [ 139.026216][ T9340] ? device_initialize+0x4e0/0x4e0 [ 139.031796][ T9340] ? lockdep_init_map_type+0x2c3/0x870 [ 139.037533][ T9340] ? __fw_devlink_link_to_suppliers+0x550/0x550 [ 139.044237][ T9340] ? __init_waitqueue_head+0x6b/0xd0 [ 139.049837][ T9340] netdev_register_kobject+0x162/0x350 [ 139.055681][ T9340] register_netdevice+0xa77/0x1190 [ 139.061109][ T9340] ? netdev_change_features+0xa0/0xa0 [ 139.066892][ T9340] ? rtnl_create_link+0x15a/0xb40 [ 139.072231][ T9340] veth_newlink+0x374/0x890 [ 139.077116][ T9340] ? netlink_unicast+0x371/0x700 [ 139.082160][ T9340] ? veth_open+0x130/0x130 [ 139.088076][ T9340] ? ___sys_sendmsg+0xd3/0x150 [ 139.093201][ T9340] ? __sys_sendmsg+0xb2/0x140 [ 139.098015][ T9340] ? do_syscall_64+0x2d/0x70 [ 139.102813][ T9340] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 139.109534][ T9340] ? lock_is_held_type+0xfa/0x130 [ 139.114880][ T9340] ? find_held_lock+0x2d/0x110 [ 139.119841][ T9340] ? check_preemption_disabled+0x36/0xd0 [ 139.125850][ T9340] ? lock_release+0x424/0x7e0 [ 139.130727][ T9340] ? fs_reclaim_release+0x9c/0xe0 [ 139.135969][ T9340] ? mark_held_locks+0x9f/0xe0 [ 139.140932][ T9340] ? lock_is_held_type+0xfa/0x130 [ 139.146277][ T9340] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 139.152104][ T9340] ? kmem_cache_alloc_node_trace+0x45e/0x540 [ 139.158462][ T9340] ? memset+0x20/0x40 [ 139.162780][ T9340] ? memcpy+0x39/0x60 [ 139.167139][ T9340] ? alloc_netdev_mqs+0x900/0xda0 [ 139.172360][ T9340] ? security_capable+0x4c/0x90 [ 139.177617][ T9340] ? rtnl_create_link+0x15a/0xb40 [ 139.183200][ T9340] __rtnl_newlink+0xcc8/0x1360 [ 139.188965][ T9340] ? check_preemption_disabled+0x36/0xd0 [ 139.195029][ T9340] ? rtnl_setlink+0x320/0x320 [ 139.200569][ T9340] ? lock_release+0x424/0x7e0 [ 139.206134][ T9340] ? is_bpf_text_address+0x5f/0xe0 [ 139.211552][ T9340] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 139.217827][ T9340] ? is_bpf_text_address+0x77/0xe0 [ 139.223144][ T9340] ? kernel_text_address+0xbd/0xf0 [ 139.228531][ T9340] ? __kernel_text_address+0x9/0x30 [ 139.233891][ T9340] ? unwind_get_return_address+0x51/0x90 [ 139.239923][ T9340] ? create_prof_cpu_mask+0x20/0x20 [ 139.245399][ T9340] ? arch_stack_walk+0x93/0xe0 [ 139.250629][ T9340] ? stack_trace_save+0x8c/0xc0 [ 139.255669][ T9340] ? stack_trace_consume_entry+0x160/0x160 [ 139.261724][ T9340] ? fs_reclaim_release+0x9c/0xe0 [ 139.266800][ T9340] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 139.272623][ T9340] ? trace_kmalloc+0xbe/0xf0 [ 139.277439][ T9340] ? kmem_cache_alloc_trace+0x21c/0x400 [ 139.283293][ T9340] rtnl_newlink+0x5a/0x90 [ 139.288041][ T9340] rtnetlink_rcv_msg+0x32f/0x860 [ 139.293289][ T9340] ? rtnetlink_put_metrics+0x420/0x420 [ 139.299086][ T9340] ? check_preemption_disabled+0x36/0xd0 [ 139.305191][ T9340] ? lock_acquire+0x222/0x850 [ 139.310165][ T9340] netlink_rcv_skb+0x118/0x370 [ 139.315246][ T9340] ? rtnetlink_put_metrics+0x420/0x420 [ 139.321550][ T9340] ? netlink_ack+0x9f0/0x9f0 [ 139.326487][ T9340] ? netlink_deliver_tap+0x15d/0x990 [ 139.332695][ T9340] netlink_unicast+0x42e/0x700 [ 139.337846][ T9340] ? netlink_attachskb+0x730/0x730 [ 139.343058][ T9340] ? _copy_from_iter_full+0x177/0x690 [ 139.348803][ T9340] netlink_sendmsg+0x70e/0xbe0 [ 139.354888][ T9340] ? netlink_unicast+0x700/0x700 [ 139.360029][ T9340] ? iovec_from_user+0x143/0x290 [ 139.364993][ T9340] ? netlink_unicast+0x700/0x700 [ 139.370154][ T9340] sock_sendmsg+0xab/0xe0 [ 139.374674][ T9340] ____sys_sendmsg+0x5bf/0x7a0 [ 139.380525][ T9340] ? kernel_sendmsg+0x30/0x30 [ 139.385485][ T9340] ? do_recvmmsg+0x550/0x550 [ 139.390376][ T9340] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 139.396745][ T9340] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 139.402836][ T9340] ___sys_sendmsg+0xd3/0x150 [ 139.407704][ T9340] ? sendmsg_copy_msghdr+0x110/0x110 [ 139.413135][ T9340] ? find_held_lock+0x2d/0x110 [ 139.418096][ T9340] ? check_preemption_disabled+0x36/0xd0 [ 139.424015][ T9340] ? lock_release+0x424/0x7e0 [ 139.428822][ T9340] ? __fget_files+0x193/0x2b0 [ 139.433694][ T9340] ? lock_downgrade+0x7b0/0x7b0 [ 139.438939][ T9340] ? lock_downgrade+0x7b0/0x7b0 [ 139.443978][ T9340] ? check_preemption_disabled+0x36/0xd0 [ 139.449626][ T9340] ? lock_is_held_type+0xfa/0x130 [ 139.454843][ T9340] ? __fget_files+0x1ab/0x2b0 [ 139.459704][ T9340] ? __fget_light+0xbe/0x220 [ 139.464606][ T9340] __sys_sendmsg+0xb2/0x140 [ 139.469305][ T9340] ? __sys_sendmsg_sock+0x10/0x10 [ 139.474708][ T9340] ? check_preemption_disabled+0x36/0xd0 [ 139.480434][ T9340] ? syscall_enter_from_user_mode+0x1d/0x60 [ 139.486657][ T9340] ? lockdep_hardirqs_on+0x54/0x100 [ 139.491963][ T9340] do_syscall_64+0x2d/0x70 [ 139.496374][ T9340] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 139.502273][ T9340] RIP: 0033:0x464d29 [ 139.506967][ T9340] 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 [ 139.528270][ T9340] RSP: 002b:00007faf7b5a5188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 139.537391][ T9340] RAX: ffffffffffffffda RBX: 000000000055cfa0 RCX: 0000000000464d29 [ 139.545606][ T9340] RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000006 [ 139.554040][ T9340] RBP: 00000000004af6ec R08: 0000000000000000 R09: 0000000000000000 [ 139.562388][ T9340] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000055cfa0 [ 139.570944][ T9340] R13: 00007ffdc3fbe4ff R14: 00007faf7b5a5300 R15: 0000000000022000 [ 139.598734][ T9340] kobject_add_internal failed for veth6 with -EEXIST, don't try to register things with the same name in the same directory. [ 139.614408][ T9355] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 139.646754][ T9359] sysfs: cannot create duplicate filename '/devices/virtual/net/veth8' [ 139.668381][ T9359] CPU: 0 PID: 9359 Comm: syz-executor.0 Tainted: G W 5.12.0-rc7-syzkaller #0 [ 139.679446][ T9359] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 139.690549][ T9359] Call Trace: [ 139.694036][ T9359] dump_stack+0x10c/0x14b [ 139.698681][ T9359] sysfs_warn_dup.cold+0x17/0x24 [ 139.704104][ T9359] sysfs_create_dir_ns+0x1e9/0x260 [ 139.709825][ T9359] ? sysfs_create_mount_point+0x80/0x80 [ 139.715924][ T9359] ? rwlock_bug.part.0+0x90/0x90 [ 139.721063][ T9359] kobject_add_internal+0x276/0x830 [ 139.726698][ T9359] kobject_add+0x120/0x190 [ 139.731400][ T9359] ? kset_create_and_add+0x170/0x170 [ 139.737152][ T9359] ? wait_for_completion_io+0x270/0x270 [ 139.743151][ T9359] ? lockdep_init_map_type+0x2c3/0x870 [ 139.749275][ T9359] device_add+0x2cd/0x1a50 [ 139.753954][ T9359] ? dev_set_name+0xa6/0xd0 [ 139.759033][ T9359] ? device_initialize+0x4e0/0x4e0 [ 139.764683][ T9359] ? lockdep_init_map_type+0x2c3/0x870 [ 139.770549][ T9359] ? __fw_devlink_link_to_suppliers+0x550/0x550 [ 139.777568][ T9359] ? __init_waitqueue_head+0x6b/0xd0 [ 139.783569][ T9359] netdev_register_kobject+0x162/0x350 [ 139.789415][ T9359] register_netdevice+0xa77/0x1190 [ 139.795775][ T9359] ? netdev_change_features+0xa0/0xa0 [ 139.801702][ T9359] ? rtnl_create_link+0x15a/0xb40 [ 139.807116][ T9359] veth_newlink+0x374/0x890 [ 139.812021][ T9359] ? netlink_unicast+0x371/0x700 [ 139.817253][ T9359] ? veth_open+0x130/0x130 [ 139.821993][ T9359] ? ___sys_sendmsg+0xd3/0x150 [ 139.827086][ T9359] ? __sys_sendmsg+0xb2/0x140 [ 139.832214][ T9359] ? do_syscall_64+0x2d/0x70 [ 139.837004][ T9359] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 139.844358][ T9359] ? lock_is_held_type+0xfa/0x130 [ 139.850058][ T9359] ? find_held_lock+0x2d/0x110 [ 139.854988][ T9359] ? check_preemption_disabled+0x36/0xd0 [ 139.860711][ T9359] ? lock_release+0x424/0x7e0 [ 139.865499][ T9359] ? fs_reclaim_release+0x9c/0xe0 [ 139.871086][ T9359] ? mark_held_locks+0x9f/0xe0 [ 139.876119][ T9359] ? lock_is_held_type+0xfa/0x130 [ 139.881332][ T9359] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 139.887336][ T9359] ? kmem_cache_alloc_node_trace+0x45e/0x540 [ 139.893887][ T9359] ? memset+0x20/0x40 [ 139.897963][ T9359] ? memcpy+0x39/0x60 [ 139.901958][ T9359] ? alloc_netdev_mqs+0x900/0xda0 [ 139.906989][ T9359] ? security_capable+0x4c/0x90 [ 139.911848][ T9359] ? rtnl_create_link+0x15a/0xb40 [ 139.917562][ T9359] __rtnl_newlink+0xcc8/0x1360 [ 139.922494][ T9359] ? check_preemption_disabled+0x36/0xd0 [ 139.928298][ T9359] ? rtnl_setlink+0x320/0x320 [ 139.933218][ T9359] ? lock_release+0x424/0x7e0 [ 139.939126][ T9359] ? is_bpf_text_address+0x5f/0xe0 [ 139.944427][ T9359] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 139.950499][ T9359] ? is_bpf_text_address+0x77/0xe0 [ 139.955713][ T9359] ? kernel_text_address+0xbd/0xf0 [ 139.960823][ T9359] ? __kernel_text_address+0x9/0x30 [ 139.966481][ T9359] ? unwind_get_return_address+0x51/0x90 [ 139.972991][ T9359] ? create_prof_cpu_mask+0x20/0x20 [ 139.978451][ T9359] ? arch_stack_walk+0x93/0xe0 [ 139.983836][ T9359] ? stack_trace_save+0x8c/0xc0 [ 139.989425][ T9359] ? stack_trace_consume_entry+0x160/0x160 [ 139.996052][ T9359] ? fs_reclaim_release+0x9c/0xe0 [ 140.001252][ T9359] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 140.007379][ T9359] ? trace_kmalloc+0xbe/0xf0 [ 140.012280][ T9359] ? kmem_cache_alloc_trace+0x21c/0x400 [ 140.018228][ T9359] rtnl_newlink+0x5a/0x90 [ 140.022821][ T9359] rtnetlink_rcv_msg+0x32f/0x860 [ 140.027846][ T9359] ? rtnetlink_put_metrics+0x420/0x420 [ 140.033792][ T9359] ? check_preemption_disabled+0x36/0xd0 [ 140.039524][ T9359] ? netdev_core_pick_tx+0x290/0x290 [ 140.045343][ T9359] ? lock_acquire+0x1d0/0x850 [ 140.050126][ T9359] netlink_rcv_skb+0x118/0x370 [ 140.055238][ T9359] ? rtnetlink_put_metrics+0x420/0x420 [ 140.061229][ T9359] ? netlink_ack+0x9f0/0x9f0 [ 140.066066][ T9359] ? netlink_deliver_tap+0x15d/0x990 [ 140.071534][ T9359] netlink_unicast+0x42e/0x700 [ 140.076327][ T9359] ? netlink_attachskb+0x730/0x730 [ 140.081546][ T9359] ? _copy_from_iter_full+0x177/0x690 [ 140.087320][ T9359] netlink_sendmsg+0x70e/0xbe0 [ 140.092176][ T9359] ? netlink_unicast+0x700/0x700 [ 140.097450][ T9359] ? iovec_from_user+0x143/0x290 [ 140.102835][ T9359] ? netlink_unicast+0x700/0x700 [ 140.108509][ T9359] sock_sendmsg+0xab/0xe0 [ 140.112954][ T9359] ____sys_sendmsg+0x5bf/0x7a0 [ 140.118174][ T9359] ? kernel_sendmsg+0x30/0x30 [ 140.123044][ T9359] ? do_recvmmsg+0x550/0x550 [ 140.128360][ T9359] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 140.134488][ T9359] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 140.140743][ T9359] ___sys_sendmsg+0xd3/0x150 [ 140.145688][ T9359] ? sendmsg_copy_msghdr+0x110/0x110 [ 140.151480][ T9359] ? find_held_lock+0x2d/0x110 [ 140.156549][ T9359] ? check_preemption_disabled+0x36/0xd0 [ 140.162370][ T9359] ? lock_release+0x424/0x7e0 [ 140.167561][ T9359] ? __fget_files+0x193/0x2b0 [ 140.172537][ T9359] ? lock_downgrade+0x7b0/0x7b0 [ 140.177401][ T9359] ? lock_downgrade+0x7b0/0x7b0 [ 140.182914][ T9359] ? check_preemption_disabled+0x36/0xd0 [ 140.189044][ T9359] ? lock_is_held_type+0xfa/0x130 [ 140.194899][ T9359] ? __fget_files+0x1ab/0x2b0 [ 140.199868][ T9359] ? __fget_light+0xbe/0x220 [ 140.204563][ T9359] __sys_sendmsg+0xb2/0x140 [ 140.209549][ T9359] ? __sys_sendmsg_sock+0x10/0x10 [ 140.214920][ T9359] ? check_preemption_disabled+0x36/0xd0 [ 140.220860][ T9359] ? syscall_enter_from_user_mode+0x1d/0x60 [ 140.227460][ T9359] ? lockdep_hardirqs_on+0x54/0x100 [ 140.233277][ T9359] do_syscall_64+0x2d/0x70 [ 140.238204][ T9359] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 140.244661][ T9359] RIP: 0033:0x464d29 [ 140.249172][ T9359] 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 [ 140.269772][ T9359] RSP: 002b:00007f8e6d0f1188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 140.278861][ T9359] RAX: ffffffffffffffda RBX: 000000000055cfa0 RCX: 0000000000464d29 [ 140.286949][ T9359] RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000006 [ 140.295097][ T9359] RBP: 00000000004af6ec R08: 0000000000000000 R09: 0000000000000000 [ 140.303247][ T9359] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000055cfa0 [ 140.311219][ T9359] R13: 00007ffceeadfe8f R14: 00007f8e6d0f1300 R15: 0000000000022000 [ 140.326856][ T9359] kobject_add_internal failed for veth8 with -EEXIST, don't try to register things with the same name in the same directory. [ 140.418549][ T9380] FAULT_INJECTION: forcing a failure. [ 140.418549][ T9380] name failslab, interval 1, probability 0, space 0, times 0 [ 140.452758][ T9380] CPU: 1 PID: 9380 Comm: syz-executor.4 Tainted: G W 5.12.0-rc7-syzkaller #0 [ 140.463120][ T9380] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 140.473400][ T9380] Call Trace: [ 140.476903][ T9380] dump_stack+0x10c/0x14b [ 140.481591][ T9380] should_fail.cold+0x5/0xa [ 140.486291][ T9380] ? device_rename+0x63/0x1b0 [ 140.491794][ T9380] ? device_rename+0x63/0x1b0 [ 140.496833][ T9380] should_failslab+0x5/0x10 [ 140.501825][ T9380] __kmalloc_track_caller+0x77/0x440 [ 140.507302][ T9380] ? kobject_uevent_env+0x21a/0xf50 [ 140.512715][ T9380] kstrdup+0x29/0x50 [ 140.516629][ T9380] device_rename+0x63/0x1b0 [ 140.521239][ T9380] dev_change_net_namespace+0x628/0x1000 [ 140.527244][ T9380] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 140.532561][ T9380] ? security_capable+0x4c/0x90 [ 140.537611][ T9380] ? ns_capable+0x53/0xc0 [ 140.542143][ T9380] do_setlink+0x16b/0x2f10 [ 140.547798][ T9380] ? rtnl_getlink+0x930/0x930 [ 140.552621][ T9380] ? lock_is_held_type+0xd9/0x130 [ 140.558295][ T9380] ? mark_lock+0xf0/0x15f0 [ 140.562870][ T9380] ? lock_release+0x424/0x7e0 [ 140.567650][ T9380] ? is_bpf_text_address+0x5f/0xe0 [ 140.573212][ T9380] ? lock_chain_count+0x20/0x20 [ 140.578500][ T9380] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 140.584808][ T9380] ? memset+0x20/0x40 [ 140.589010][ T9380] ? __nla_validate_parse+0xb2/0x1fd0 [ 140.594701][ T9380] ? nla_get_range_signed+0x540/0x540 [ 140.600831][ T9380] __rtnl_newlink+0xabb/0x1360 [ 140.606463][ T9380] ? check_preemption_disabled+0x36/0xd0 [ 140.612332][ T9380] ? rtnl_setlink+0x320/0x320 [ 140.617171][ T9380] ? lock_release+0x424/0x7e0 [ 140.624312][ T9380] ? is_bpf_text_address+0x5f/0xe0 [ 140.630140][ T9380] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 140.636816][ T9380] ? is_bpf_text_address+0x77/0xe0 [ 140.642803][ T9380] ? kernel_text_address+0xbd/0xf0 [ 140.648872][ T9380] ? __kernel_text_address+0x9/0x30 [ 140.654639][ T9380] ? unwind_get_return_address+0x51/0x90 [ 140.660817][ T9380] ? create_prof_cpu_mask+0x20/0x20 [ 140.666322][ T9380] ? arch_stack_walk+0x93/0xe0 [ 140.671385][ T9380] ? stack_trace_save+0x8c/0xc0 [ 140.676822][ T9380] ? stack_trace_consume_entry+0x160/0x160 [ 140.683008][ T9380] ? fs_reclaim_release+0x9c/0xe0 [ 140.688195][ T9380] ? lock_is_held_type+0xfa/0x130 [ 140.693304][ T9380] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 140.699147][ T9380] ? trace_kmalloc+0xbe/0xf0 [ 140.703824][ T9380] ? kmem_cache_alloc_trace+0x21c/0x400 [ 140.709380][ T9380] rtnl_newlink+0x5a/0x90 [ 140.713789][ T9380] rtnetlink_rcv_msg+0x32f/0x860 [ 140.719175][ T9380] ? rtnetlink_put_metrics+0x420/0x420 [ 140.724866][ T9380] ? check_preemption_disabled+0x36/0xd0 [ 140.730941][ T9380] ? netdev_core_pick_tx+0x290/0x290 [ 140.737488][ T9380] ? lock_acquire+0x1d0/0x850 [ 140.742518][ T9380] netlink_rcv_skb+0x118/0x370 [ 140.747721][ T9380] ? rtnetlink_put_metrics+0x420/0x420 [ 140.753532][ T9380] ? netlink_ack+0x9f0/0x9f0 [ 140.758676][ T9380] ? netlink_deliver_tap+0x15d/0x990 [ 140.765923][ T9380] netlink_unicast+0x42e/0x700 [ 140.772529][ T9380] ? netlink_attachskb+0x730/0x730 [ 140.778318][ T9380] ? _copy_from_iter_full+0x177/0x690 [ 140.784049][ T9380] netlink_sendmsg+0x70e/0xbe0 [ 140.789272][ T9380] ? netlink_unicast+0x700/0x700 [ 140.794604][ T9380] ? iovec_from_user+0x143/0x290 [ 140.800113][ T9380] ? netlink_unicast+0x700/0x700 [ 140.806539][ T9380] sock_sendmsg+0xab/0xe0 [ 140.811185][ T9380] ____sys_sendmsg+0x5bf/0x7a0 [ 140.816405][ T9380] ? kernel_sendmsg+0x30/0x30 [ 140.821315][ T9380] ? do_recvmmsg+0x550/0x550 [ 140.826472][ T9380] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 140.833040][ T9380] ? __might_fault+0xb5/0x160 [ 140.838022][ T9380] ___sys_sendmsg+0xd3/0x150 [ 140.843077][ T9380] ? sendmsg_copy_msghdr+0x110/0x110 [ 140.848655][ T9380] ? find_held_lock+0x2d/0x110 [ 140.853986][ T9380] ? check_preemption_disabled+0x36/0xd0 [ 140.860152][ T9380] ? lock_release+0x424/0x7e0 [ 140.865523][ T9380] ? __fget_files+0x193/0x2b0 [ 140.870457][ T9380] ? lock_downgrade+0x7b0/0x7b0 [ 140.875415][ T9380] ? find_held_lock+0x2d/0x110 [ 140.880436][ T9380] ? check_preemption_disabled+0x36/0xd0 [ 140.886803][ T9380] ? lock_is_held_type+0xfa/0x130 [ 140.893185][ T9380] ? __fget_files+0x1ab/0x2b0 [ 140.898532][ T9380] ? __fget_light+0xbe/0x220 [ 140.903318][ T9380] __sys_sendmsg+0xb2/0x140 [ 140.907906][ T9380] ? __sys_sendmsg_sock+0x10/0x10 [ 140.913096][ T9380] ? check_preemption_disabled+0x36/0xd0 [ 140.919201][ T9380] ? syscall_enter_from_user_mode+0x1d/0x60 [ 140.925629][ T9380] ? lockdep_hardirqs_on+0x54/0x100 [ 140.931366][ T9380] do_syscall_64+0x2d/0x70 [ 140.937098][ T9380] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 140.943873][ T9380] RIP: 0033:0x464d29 [ 140.948539][ T9380] 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 [ 140.969219][ T9380] RSP: 002b:00007f6ef88d9188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 140.978395][ T9380] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 140.986979][ T9380] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 140.999770][ T9380] RBP: 00007f6ef88d91d0 R08: 0000000000000000 R09: 0000000000000000 [ 141.010070][ T9380] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 141.019615][ T9380] R13: 00007ffedd5ea56f R14: 00007f6ef88d9300 R15: 0000000000022000 [ 141.046267][ T9380] ------------[ cut here ]------------ [ 141.051841][ T9380] WARNING: CPU: 1 PID: 9380 at net/core/dev.c:11105 dev_change_net_namespace+0xd59/0x1000 [ 141.084935][ T9380] Modules linked in: [ 141.089726][ T9380] CPU: 1 PID: 9380 Comm: syz-executor.4 Tainted: G W 5.12.0-rc7-syzkaller #0 [ 141.101057][ T9380] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 141.112930][ T9380] RIP: 0010:dev_change_net_namespace+0xd59/0x1000 [ 141.120659][ T9380] Code: 00 00 48 c7 c6 40 b2 78 88 48 c7 c7 80 b2 78 88 c6 05 4e b7 8b 04 01 e8 4a 26 97 01 0f 0b e9 6b f3 ff ff 0f 0b e9 f1 f8 ff ff <0f> 0b e9 d0 f8 ff ff 41 bd ea ff ff ff e9 51 f9 ff ff e8 c0 5b f3 [ 141.142356][ T9380] RSP: 0018:ffffc90004c46dd0 EFLAGS: 00010282 [ 141.154112][ T9380] RAX: 00000000fffffff4 RBX: ffffffff8a0e58c0 RCX: 0000000000000001 [ 141.164265][ T9380] RDX: dffffc0000000000 RSI: ffffffff87cb2d00 RDI: ffffffff881295c0 [ 141.179018][ T9380] RBP: ffff888125bf8000 R08: 0000000000000001 R09: ffff888125bf8603 [ 141.190508][ T9380] R10: ffffed1024b7f0c0 R11: 6637303030302052 R12: ffff888125bf8b78 [ 141.203823][ T9380] R13: ffff888125bf8098 R14: 00000000000000c8 R15: 000000008a0e58c0 [ 141.216189][ T9380] FS: 00007f6ef88d9700(0000) GS:ffff8881f6400000(0000) knlGS:0000000000000000 [ 141.227974][ T9380] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 141.235629][ T9380] CR2: 00007f8e6d0cff78 CR3: 0000000116433004 CR4: 00000000001706f0 [ 141.245010][ T9380] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 141.254944][ T9380] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 141.273459][ T9380] Call Trace: [ 141.278016][ T9380] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 141.283447][ T9380] ? security_capable+0x4c/0x90 [ 141.294030][ T9380] ? ns_capable+0x53/0xc0 [ 141.299919][ T9380] do_setlink+0x16b/0x2f10 [ 141.304987][ T9380] ? rtnl_getlink+0x930/0x930 [ 141.315488][ T9380] ? lock_is_held_type+0xd9/0x130 [ 141.321648][ T9380] ? mark_lock+0xf0/0x15f0 [ 141.331405][ T9380] ? lock_release+0x424/0x7e0 [ 141.336887][ T9380] ? is_bpf_text_address+0x5f/0xe0 [ 141.342458][ T9380] ? lock_chain_count+0x20/0x20 [ 141.356158][ T9380] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 141.363122][ T9380] ? memset+0x20/0x40 [ 141.368372][ T9380] ? __nla_validate_parse+0xb2/0x1fd0 [ 141.374094][ T9380] ? nla_get_range_signed+0x540/0x540 [ 141.382699][ T9380] __rtnl_newlink+0xabb/0x1360 [ 141.388309][ T9380] ? check_preemption_disabled+0x36/0xd0 [ 141.394497][ T9380] ? rtnl_setlink+0x320/0x320 [ 141.400262][ T9380] ? lock_release+0x424/0x7e0 [ 141.405148][ T9380] ? is_bpf_text_address+0x5f/0xe0 [ 141.411548][ T9380] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 141.418542][ T9380] ? is_bpf_text_address+0x77/0xe0 [ 141.424188][ T9380] ? kernel_text_address+0xbd/0xf0 [ 141.430592][ T9380] ? __kernel_text_address+0x9/0x30 [ 141.436868][ T9380] ? unwind_get_return_address+0x51/0x90 [ 141.443159][ T9380] ? create_prof_cpu_mask+0x20/0x20 [ 141.450171][ T9380] ? arch_stack_walk+0x93/0xe0 [ 141.455204][ T9380] ? stack_trace_save+0x8c/0xc0 [ 141.461444][ T9380] ? stack_trace_consume_entry+0x160/0x160 [ 141.468568][ T9380] ? fs_reclaim_release+0x9c/0xe0 [ 141.474170][ T9380] ? lock_is_held_type+0xfa/0x130 [ 141.481630][ T9380] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 141.489517][ T9380] ? trace_kmalloc+0xbe/0xf0 [ 141.495293][ T9380] ? kmem_cache_alloc_trace+0x21c/0x400 [ 141.501875][ T9380] rtnl_newlink+0x5a/0x90 [ 141.507626][ T9380] rtnetlink_rcv_msg+0x32f/0x860 [ 141.513170][ T9380] ? rtnetlink_put_metrics+0x420/0x420 [ 141.520078][ T9380] ? check_preemption_disabled+0x36/0xd0 [ 141.526889][ T9380] ? netdev_core_pick_tx+0x290/0x290 [ 141.532866][ T9380] ? lock_acquire+0x1d0/0x850 [ 141.539640][ T9380] netlink_rcv_skb+0x118/0x370 [ 141.544776][ T9380] ? rtnetlink_put_metrics+0x420/0x420 [ 141.551442][ T9380] ? netlink_ack+0x9f0/0x9f0 [ 141.556971][ T9380] ? netlink_deliver_tap+0x15d/0x990 [ 141.562733][ T9380] netlink_unicast+0x42e/0x700 [ 141.568521][ T9380] ? netlink_attachskb+0x730/0x730 [ 141.574544][ T9380] ? _copy_from_iter_full+0x177/0x690 [ 141.582338][ T9380] netlink_sendmsg+0x70e/0xbe0 [ 141.595688][ T9380] ? netlink_unicast+0x700/0x700 [ 141.602788][ T9380] ? iovec_from_user+0x143/0x290 [ 141.608861][ T9380] ? netlink_unicast+0x700/0x700 [ 141.614637][ T9380] sock_sendmsg+0xab/0xe0 [ 141.621416][ T9380] ____sys_sendmsg+0x5bf/0x7a0 [ 141.627532][ T9380] ? kernel_sendmsg+0x30/0x30 [ 141.634323][ T9380] ? do_recvmmsg+0x550/0x550 [ 141.640537][ T9380] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 141.647806][ T9380] ? __might_fault+0xb5/0x160 [ 141.652761][ T9380] ___sys_sendmsg+0xd3/0x150 [ 141.658555][ T9380] ? sendmsg_copy_msghdr+0x110/0x110 [ 141.664626][ T9380] ? find_held_lock+0x2d/0x110 [ 141.671071][ T9380] ? check_preemption_disabled+0x36/0xd0 [ 141.677466][ T9380] ? lock_release+0x424/0x7e0 [ 141.682512][ T9380] ? __fget_files+0x193/0x2b0 [ 141.687852][ T9380] ? lock_downgrade+0x7b0/0x7b0 [ 141.693561][ T9380] ? find_held_lock+0x2d/0x110 [ 141.700336][ T9380] ? check_preemption_disabled+0x36/0xd0 [ 141.709588][ T9380] ? lock_is_held_type+0xfa/0x130 [ 141.715118][ T9380] ? __fget_files+0x1ab/0x2b0 [ 141.720196][ T9380] ? __fget_light+0xbe/0x220 [ 141.725183][ T9380] __sys_sendmsg+0xb2/0x140 [ 141.730336][ T9380] ? __sys_sendmsg_sock+0x10/0x10 [ 141.735895][ T9380] ? check_preemption_disabled+0x36/0xd0 [ 141.743662][ T9380] ? syscall_enter_from_user_mode+0x1d/0x60 [ 141.750835][ T9380] ? lockdep_hardirqs_on+0x54/0x100 [ 141.758282][ T9380] do_syscall_64+0x2d/0x70 [ 141.763656][ T9380] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 141.773348][ T9380] RIP: 0033:0x464d29 [ 141.778952][ T9380] 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 [ 141.802771][ T9380] RSP: 002b:00007f6ef88d9188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 141.812974][ T9380] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 141.822342][ T9380] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 141.832101][ T9380] RBP: 00007f6ef88d91d0 R08: 0000000000000000 R09: 0000000000000000 [ 141.840827][ T9380] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 141.852964][ T9380] R13: 00007ffedd5ea56f R14: 00007f6ef88d9300 R15: 0000000000022000 [ 141.862169][ T9380] irq event stamp: 7537 [ 141.867983][ T9380] hardirqs last enabled at (7603): [] _raw_spin_unlock_irq+0x1f/0x80 [ 141.879064][ T9380] hardirqs last disabled at (7634): [] __schedule+0x1225/0x2180 2021/04/13 00:49:39 executed programs: 154 [ 141.890307][ T9380] softirqs last enabled at (7666): [] irq_exit_rcu+0x237/0x280 [ 141.902679][ T9380] softirqs last disabled at (7679): [] irq_exit_rcu+0x237/0x280 [ 141.913283][ T9380] ---[ end trace b5e85ab10e3a789e ]--- [ 142.000708][ T9387] FAULT_INJECTION: forcing a failure. [ 142.000708][ T9387] name failslab, interval 1, probability 0, space 0, times 0 [ 142.023473][ T9387] CPU: 1 PID: 9387 Comm: syz-executor.3 Tainted: G W 5.12.0-rc7-syzkaller #0 [ 142.034194][ T9387] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 142.045277][ T9387] Call Trace: [ 142.048898][ T9387] dump_stack+0x10c/0x14b [ 142.053572][ T9387] should_fail.cold+0x5/0xa [ 142.058251][ T9387] should_failslab+0x5/0x10 [ 142.063255][ T9387] kmem_cache_alloc_trace+0x57/0x400 [ 142.068808][ T9387] ? kobj_ns_initial+0x70/0x70 [ 142.073902][ T9387] call_usermodehelper_setup+0x76/0x2d0 [ 142.080074][ T9387] ? memcpy+0x39/0x60 [ 142.084133][ T9387] kobject_uevent_env+0xa9a/0xf50 [ 142.089658][ T9387] ? check_preemption_disabled+0x36/0xd0 [ 142.096086][ T9387] ? __local_bh_enable_ip+0x11f/0x220 [ 142.101837][ T9387] ? dev_change_net_namespace+0x4d7/0x1000 [ 142.108254][ T9387] ? lockdep_hardirqs_on+0x54/0x100 [ 142.114064][ T9387] dev_change_net_namespace+0x9c3/0x1000 [ 142.119890][ T9387] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 142.125711][ T9387] ? security_capable+0x4c/0x90 [ 142.131270][ T9387] ? ns_capable+0x53/0xc0 [ 142.135906][ T9387] do_setlink+0x16b/0x2f10 [ 142.140422][ T9387] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 142.146482][ T9387] ? unwind_get_return_address+0x51/0x90 [ 142.152645][ T9387] ? rtnl_getlink+0x930/0x930 [ 142.158119][ T9387] ? mark_lock+0xf0/0x15f0 [ 142.162941][ T9387] ? __lock_acquire+0xbc5/0x5050 [ 142.168412][ T9387] ? lock_chain_count+0x20/0x20 [ 142.173965][ T9387] ? mark_lock+0xf0/0x15f0 [ 142.178576][ T9387] ? memset+0x20/0x40 [ 142.183089][ T9387] ? __nla_validate_parse+0xb2/0x1fd0 [ 142.189105][ T9387] ? nla_get_range_signed+0x540/0x540 [ 142.194995][ T9387] __rtnl_newlink+0xabb/0x1360 [ 142.200104][ T9387] ? check_preemption_disabled+0x36/0xd0 [ 142.206268][ T9387] ? rtnl_setlink+0x320/0x320 [ 142.211404][ T9387] ? lock_release+0x424/0x7e0 [ 142.216490][ T9387] ? is_bpf_text_address+0x5f/0xe0 [ 142.222447][ T9387] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 142.229048][ T9387] ? is_bpf_text_address+0x77/0xe0 [ 142.234684][ T9387] ? kernel_text_address+0xbd/0xf0 [ 142.240455][ T9387] ? __kernel_text_address+0x9/0x30 [ 142.245929][ T9387] ? unwind_get_return_address+0x51/0x90 [ 142.252278][ T9387] ? create_prof_cpu_mask+0x20/0x20 [ 142.258237][ T9387] ? arch_stack_walk+0x93/0xe0 [ 142.263119][ T9387] ? stack_trace_save+0x8c/0xc0 [ 142.268013][ T9387] ? stack_trace_consume_entry+0x160/0x160 [ 142.274121][ T9387] ? fs_reclaim_release+0x9c/0xe0 [ 142.279320][ T9387] ? lock_is_held_type+0xfa/0x130 [ 142.284335][ T9387] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 142.290333][ T9387] ? trace_kmalloc+0xbe/0xf0 [ 142.295367][ T9387] ? kmem_cache_alloc_trace+0x21c/0x400 [ 142.301651][ T9387] rtnl_newlink+0x5a/0x90 [ 142.306156][ T9387] rtnetlink_rcv_msg+0x32f/0x860 [ 142.311265][ T9387] ? rtnetlink_put_metrics+0x420/0x420 [ 142.317105][ T9387] ? check_preemption_disabled+0x36/0xd0 [ 142.323369][ T9387] ? netdev_core_pick_tx+0x290/0x290 [ 142.329082][ T9387] ? lock_acquire+0x1d0/0x850 [ 142.333775][ T9387] netlink_rcv_skb+0x118/0x370 [ 142.338639][ T9387] ? rtnetlink_put_metrics+0x420/0x420 [ 142.344340][ T9387] ? netlink_ack+0x9f0/0x9f0 [ 142.349420][ T9387] ? netlink_deliver_tap+0x15d/0x990 [ 142.355157][ T9387] netlink_unicast+0x42e/0x700 [ 142.360075][ T9387] ? netlink_attachskb+0x730/0x730 [ 142.365641][ T9387] ? _copy_from_iter_full+0x177/0x690 [ 142.371198][ T9387] netlink_sendmsg+0x70e/0xbe0 [ 142.376505][ T9387] ? netlink_unicast+0x700/0x700 [ 142.382240][ T9387] ? iovec_from_user+0x143/0x290 [ 142.387529][ T9387] ? netlink_unicast+0x700/0x700 [ 142.393383][ T9387] sock_sendmsg+0xab/0xe0