[ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 syzkaller login: [ 39.858336][ T25] audit: type=1400 audit(1634857116.228:8): avc: denied { execmem } for pid=4546 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 40.591536][ T4542] can: request_module (can-proto-0) failed. [ 40.652590][ T4542] can: request_module (can-proto-0) failed. [ 40.663860][ T4542] can: request_module (can-proto-0) failed. [ 40.708447][ T25] audit: type=1400 audit(1634857117.079:9): avc: denied { create } for pid=4536 comm="syz-fuzzer" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=dccp_socket permissive=1 Warning: Permanently added '10.128.1.182' (ECDSA) to the list of known hosts. 2021/10/21 22:58:44 parsed 1 programs 2021/10/21 22:58:44 executed programs: 0 [ 48.119953][ T25] audit: type=1400 audit(1634857124.492:10): avc: denied { execmem } for pid=4641 comm="syz-executor.2" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 49.838311][ T4649] chnl_net:caif_netlink_parms(): no params data found [ 50.067121][ T4648] chnl_net:caif_netlink_parms(): no params data found [ 50.080930][ T4645] chnl_net:caif_netlink_parms(): no params data found [ 50.109669][ T4649] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.120276][ T4649] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.129754][ T4649] device bridge_slave_0 entered promiscuous mode [ 50.196218][ T4649] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.206184][ T4649] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.218305][ T4649] device bridge_slave_1 entered promiscuous mode [ 50.322891][ T4644] chnl_net:caif_netlink_parms(): no params data found [ 50.355614][ T4649] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 50.406776][ T4649] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 50.416339][ T4651] chnl_net:caif_netlink_parms(): no params data found [ 50.494071][ T4652] chnl_net:caif_netlink_parms(): no params data found [ 50.523309][ T4649] team0: Port device team_slave_0 added [ 50.529369][ T4645] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.536802][ T4645] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.546439][ T4645] device bridge_slave_0 entered promiscuous mode [ 50.576958][ T4649] team0: Port device team_slave_1 added [ 50.584900][ T4645] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.592486][ T4645] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.600138][ T4645] device bridge_slave_1 entered promiscuous mode [ 50.678613][ T4648] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.686533][ T4648] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.697499][ T4648] device bridge_slave_0 entered promiscuous mode [ 50.745268][ T4648] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.752814][ T4648] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.760627][ T4648] device bridge_slave_1 entered promiscuous mode [ 50.774233][ T4649] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 50.781337][ T4649] 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. [ 50.808988][ T4649] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 50.823191][ T4645] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 50.862908][ T4649] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 50.870557][ T4649] 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. [ 50.898454][ T4649] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 50.911928][ T4645] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 50.937171][ T4644] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.945842][ T4644] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.960673][ T4644] device bridge_slave_0 entered promiscuous mode [ 51.027442][ T4644] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.035251][ T4644] bridge0: port 2(bridge_slave_1) entered disabled state [ 51.044859][ T4644] device bridge_slave_1 entered promiscuous mode [ 51.054004][ T4648] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 51.129269][ T4648] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 51.184410][ T4649] device hsr_slave_0 entered promiscuous mode [ 51.221934][ T4649] device hsr_slave_1 entered promiscuous mode [ 51.301375][ T4651] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.308729][ T4651] bridge0: port 1(bridge_slave_0) entered disabled state [ 51.318863][ T4651] device bridge_slave_0 entered promiscuous mode [ 51.329685][ T4645] team0: Port device team_slave_0 added [ 51.356103][ T4652] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.364085][ T4652] bridge0: port 1(bridge_slave_0) entered disabled state [ 51.372982][ T24] Bluetooth: hci2: command 0x0409 tx timeout [ 51.380146][ T24] Bluetooth: hci3: command 0x0409 tx timeout [ 51.382456][ T4652] device bridge_slave_0 entered promiscuous mode [ 51.388171][ T24] Bluetooth: hci1: command 0x0409 tx timeout [ 51.400648][ T24] Bluetooth: hci4: command 0x0409 tx timeout [ 51.402718][ T4652] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.408427][ T24] Bluetooth: hci5: command 0x0409 tx timeout [ 51.422136][ T4652] bridge0: port 2(bridge_slave_1) entered disabled state [ 51.422938][ T24] Bluetooth: hci0: command 0x0409 tx timeout [ 51.432110][ T4652] device bridge_slave_1 entered promiscuous mode [ 51.458303][ T4651] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.469625][ T4651] bridge0: port 2(bridge_slave_1) entered disabled state [ 51.478761][ T4651] device bridge_slave_1 entered promiscuous mode [ 51.488433][ T4645] team0: Port device team_slave_1 added [ 51.496627][ T4644] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 51.567782][ T4644] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 51.582197][ T4648] team0: Port device team_slave_0 added [ 51.594195][ T4652] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 51.609725][ T4652] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 51.667253][ T4648] team0: Port device team_slave_1 added [ 51.684391][ T4651] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 51.695318][ T4645] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 51.702992][ T4645] 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. [ 51.730312][ T4645] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 51.760795][ T4644] team0: Port device team_slave_0 added [ 51.786786][ T4651] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 51.799751][ T4645] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 51.808409][ T4645] 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. [ 51.837619][ T4645] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 51.864806][ T4644] team0: Port device team_slave_1 added [ 51.872718][ T4652] team0: Port device team_slave_0 added [ 51.929003][ T4652] team0: Port device team_slave_1 added [ 51.937398][ T4648] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 51.946663][ T4648] 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. [ 51.975174][ T4648] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 51.988826][ T4648] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 51.996892][ T4648] 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. [ 52.025060][ T4648] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 52.121259][ T4651] team0: Port device team_slave_0 added [ 52.164112][ T4645] device hsr_slave_0 entered promiscuous mode [ 52.211028][ T4645] device hsr_slave_1 entered promiscuous mode [ 52.260793][ T4645] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 52.269580][ T4645] Cannot create hsr debugfs directory [ 52.275968][ T4644] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 52.283362][ T4644] 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. [ 52.310533][ T4644] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 52.331957][ T4652] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 52.339513][ T4652] 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. [ 52.366017][ T4652] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 52.395266][ T4651] team0: Port device team_slave_1 added [ 52.412556][ T4644] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 52.419793][ T4644] 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. [ 52.449219][ T4644] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 52.463310][ T4652] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 52.471031][ T4652] 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. [ 52.499231][ T4652] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 52.563629][ T4648] device hsr_slave_0 entered promiscuous mode [ 52.590780][ T4648] device hsr_slave_1 entered promiscuous mode [ 52.630505][ T4648] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 52.638743][ T4648] Cannot create hsr debugfs directory [ 52.717573][ T4651] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 52.725245][ T4651] 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. [ 52.753673][ T4651] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 52.768711][ T4651] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 52.776888][ T4651] 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. [ 52.805550][ T4651] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 52.904848][ T4652] device hsr_slave_0 entered promiscuous mode [ 52.941006][ T4652] device hsr_slave_1 entered promiscuous mode [ 52.981255][ T4652] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 52.989011][ T4652] Cannot create hsr debugfs directory [ 53.074426][ T4644] device hsr_slave_0 entered promiscuous mode [ 53.120779][ T4644] device hsr_slave_1 entered promiscuous mode [ 53.150360][ T4644] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 53.158372][ T4644] Cannot create hsr debugfs directory [ 53.302824][ T4651] device hsr_slave_0 entered promiscuous mode [ 53.350633][ T4651] device hsr_slave_1 entered promiscuous mode [ 53.390377][ T4651] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 53.398603][ T4651] Cannot create hsr debugfs directory [ 53.453700][ T24] Bluetooth: hci0: command 0x041b tx timeout [ 53.464519][ T24] Bluetooth: hci5: command 0x041b tx timeout [ 53.489633][ T24] Bluetooth: hci4: command 0x041b tx timeout [ 53.501131][ T24] Bluetooth: hci1: command 0x041b tx timeout [ 53.507308][ T24] Bluetooth: hci3: command 0x041b tx timeout [ 53.520318][ T24] Bluetooth: hci2: command 0x041b tx timeout [ 53.609623][ T4649] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 53.703760][ T4649] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 53.774334][ T4649] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 53.823485][ T4649] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 53.978065][ T4645] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 54.012225][ T4645] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 54.063730][ T4645] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 54.122499][ T4645] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 54.230484][ T4648] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 54.313043][ T4649] 8021q: adding VLAN 0 to HW filter on device bond0 [ 54.321372][ T4648] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 54.353248][ T4648] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 54.410892][ T4648] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 54.479363][ T4649] 8021q: adding VLAN 0 to HW filter on device team0 [ 54.512830][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 54.526352][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 54.535026][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 54.549443][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 54.558400][ T11] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.565672][ T11] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.578284][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 54.587576][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 54.596231][ T11] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.603597][ T11] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.611655][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 54.662674][ T6584] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 54.672394][ T6584] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 54.682641][ T6584] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 54.693013][ T6584] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 54.701986][ T6584] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 54.718096][ T6584] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 54.732657][ T6584] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 54.745387][ T4645] 8021q: adding VLAN 0 to HW filter on device bond0 [ 54.766114][ T4649] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 54.776860][ T4649] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 54.789534][ T4644] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 54.842530][ T2992] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 54.851015][ T2992] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 54.861559][ T2992] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 54.869971][ T2992] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 54.878838][ T2992] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 54.898624][ T4644] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 54.952893][ T4644] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 55.016408][ T4644] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 55.078942][ T4649] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 55.101639][ T6602] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 55.109154][ T6602] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 55.125552][ T4645] 8021q: adding VLAN 0 to HW filter on device team0 [ 55.152618][ T6596] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.160681][ T6596] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.196372][ T4648] 8021q: adding VLAN 0 to HW filter on device bond0 [ 55.203656][ T6596] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 55.216324][ T6596] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 55.226340][ T6596] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.233553][ T6596] bridge0: port 1(bridge_slave_0) entered forwarding state [ 55.242826][ T6596] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 55.252106][ T6596] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 55.261122][ T6596] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.268201][ T6596] bridge0: port 2(bridge_slave_1) entered forwarding state [ 55.276813][ T6596] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 55.292598][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 55.302397][ T4652] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 55.364670][ T4652] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 55.422312][ T4652] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 55.498970][ T4648] 8021q: adding VLAN 0 to HW filter on device team0 [ 55.512853][ T4652] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 55.540139][ T2992] Bluetooth: hci3: command 0x040f tx timeout [ 55.546417][ T2992] Bluetooth: hci1: command 0x040f tx timeout [ 55.575545][ T2992] Bluetooth: hci4: command 0x040f tx timeout [ 55.584921][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 55.593710][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 55.604174][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.613701][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.623291][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 55.639839][ T24] Bluetooth: hci5: command 0x040f tx timeout [ 55.675877][ T24] Bluetooth: hci0: command 0x040f tx timeout [ 55.688347][ T4649] device veth0_vlan entered promiscuous mode [ 55.691266][ T24] Bluetooth: hci2: command 0x040f tx timeout [ 55.704477][ T4649] device veth1_vlan entered promiscuous mode [ 55.727476][ T4644] 8021q: adding VLAN 0 to HW filter on device bond0 [ 55.735534][ T4651] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 55.787940][ T4651] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 55.833453][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 55.842727][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 55.851688][ T19] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.858903][ T19] bridge0: port 1(bridge_slave_0) entered forwarding state [ 55.867262][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 55.877132][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 55.886081][ T19] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.893384][ T19] bridge0: port 2(bridge_slave_1) entered forwarding state [ 55.901412][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 55.910305][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 55.918586][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 55.927299][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 55.936677][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 55.945070][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 55.953463][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 55.961822][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 55.970858][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 55.979745][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 55.987825][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 55.995802][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 56.003695][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 56.032827][ T6584] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 56.042279][ T6584] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 56.051962][ T6584] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 56.070039][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 56.077819][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 56.086166][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 56.095664][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 56.104792][ T4651] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 56.176180][ T4651] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 56.228796][ T4645] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 56.241168][ T4645] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 56.271240][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 56.280254][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 56.288623][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 56.298458][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 56.307842][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 56.316729][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 56.325580][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 56.355798][ T4644] 8021q: adding VLAN 0 to HW filter on device team0 [ 56.382842][ T4573] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 56.391747][ T4573] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 56.402293][ T4573] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 56.411656][ T4573] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 56.426077][ T4648] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 56.439330][ T4648] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 56.464853][ T6628] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 56.473684][ T6628] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 56.482644][ T6628] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 56.492050][ T6628] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 56.500833][ T6628] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.508073][ T6628] bridge0: port 1(bridge_slave_0) entered forwarding state [ 56.516393][ T6628] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 56.525560][ T6628] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 56.534757][ T6628] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.542334][ T6628] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.553173][ T4652] 8021q: adding VLAN 0 to HW filter on device bond0 [ 56.565650][ T4649] device veth0_macvtap entered promiscuous mode [ 56.578394][ T4645] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 56.597599][ T2992] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 56.607098][ T2992] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 56.619893][ T2992] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 56.637206][ T4652] 8021q: adding VLAN 0 to HW filter on device team0 [ 56.648282][ T4649] device veth1_macvtap entered promiscuous mode [ 56.680062][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 56.688158][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 56.696742][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 56.706226][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 56.715195][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 56.725084][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 56.783861][ T6628] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 56.793518][ T6628] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 56.802761][ T6628] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 56.811354][ T6628] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.818603][ T6628] bridge0: port 1(bridge_slave_0) entered forwarding state [ 56.826678][ T6628] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 56.834817][ T6628] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 56.842981][ T6628] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 56.851936][ T6628] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 56.860523][ T6628] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 56.869335][ T6628] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 56.877875][ T6628] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 56.887474][ T6628] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 56.896894][ T6628] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.904626][ T6628] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.912476][ T6628] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 56.921479][ T6628] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 56.930296][ T6628] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 56.938709][ T6628] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 56.947867][ T6628] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 56.966379][ T4649] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 56.977086][ T4644] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 56.998532][ T4651] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.008147][ T4648] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 57.029110][ T2992] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 57.037399][ T2992] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 57.047667][ T2992] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 57.058335][ T2992] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 57.069097][ T2992] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 57.078437][ T2992] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 57.105591][ T4645] device veth0_vlan entered promiscuous mode [ 57.114955][ T6630] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 57.124036][ T6630] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 57.132753][ T6630] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 57.140796][ T6630] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 57.150164][ T6630] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 57.159100][ T6581] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 57.167673][ T6581] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 57.181439][ T4649] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 57.194619][ T4644] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 57.220774][ T4651] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.238807][ T1190] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 57.247770][ T1190] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 57.256796][ T1190] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 57.266550][ T1190] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 57.276681][ T1190] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.284969][ T1190] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.295537][ T1190] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 57.305495][ T1190] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 57.315276][ T1190] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.323805][ T1190] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.332700][ T1190] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 57.350615][ T4649] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 57.360636][ T4649] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 57.375165][ T4649] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 57.384858][ T4649] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 57.416284][ T4645] device veth1_vlan entered promiscuous mode [ 57.425772][ T2992] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 57.435907][ T2992] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 57.445807][ T2992] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.453093][ T2992] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.462638][ T2992] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 57.472616][ T2992] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 57.482492][ T2992] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 57.492659][ T2992] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 57.501846][ T2992] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 57.510892][ T2992] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 57.527393][ T4652] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 57.540828][ T4652] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 57.579229][ T4648] device veth0_vlan entered promiscuous mode [ 57.587002][ T6630] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 57.602292][ T6630] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 57.614988][ T6630] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 57.624378][ T6630] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 57.633495][ T6630] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 57.642288][ T6630] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 57.650973][ T6630] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 57.660676][ T6630] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 57.673022][ T6630] Bluetooth: hci4: command 0x0419 tx timeout [ 57.686024][ T4651] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 57.697170][ T6630] Bluetooth: hci1: command 0x0419 tx timeout [ 57.703698][ T4651] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 57.714727][ T6630] Bluetooth: hci3: command 0x0419 tx timeout [ 57.725913][ T6628] Bluetooth: hci0: command 0x0419 tx timeout [ 57.732556][ T6628] Bluetooth: hci5: command 0x0419 tx timeout [ 57.756703][ T4645] device veth0_macvtap entered promiscuous mode [ 57.765078][ T6630] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 57.777663][ T6630] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 57.786307][ T6630] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 57.798510][ T6630] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 57.807109][ T6630] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 57.819973][ T6630] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 57.828398][ T6630] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 57.837050][ T6630] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 57.846061][ T6630] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 57.855354][ T6630] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 57.863995][ T6630] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 57.874001][ T4648] device veth1_vlan entered promiscuous mode [ 57.880365][ T6628] Bluetooth: hci2: command 0x0419 tx timeout [ 57.904445][ T4652] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 57.915724][ T4645] device veth1_macvtap entered promiscuous mode [ 57.927968][ T6628] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 57.937246][ T6628] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 57.945888][ T6628] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 57.954608][ T6628] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 57.963244][ T6628] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 57.971414][ T6628] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 58.015148][ T6584] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 58.030188][ T6584] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 58.048968][ T6584] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 58.079842][ T4573] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 58.087715][ T4573] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 58.117144][ T4645] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 58.130283][ T4645] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 58.142205][ T4645] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 58.159765][ T6630] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 58.168719][ T6630] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 58.177059][ T6630] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 58.186803][ T6630] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 58.196247][ T6630] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 58.205392][ T6630] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 58.215479][ T4644] device veth0_vlan entered promiscuous mode [ 58.227760][ T4651] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 58.235673][ T6645] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 58.247786][ T4645] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 58.268278][ T4645] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! 2021/10/21 22:58:54 executed programs: 6 [ 58.280725][ T4645] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 58.290677][ T4648] device veth0_macvtap entered promiscuous mode [ 58.306815][ T4648] device veth1_macvtap entered promiscuous mode [ 58.332082][ T4644] device veth1_vlan entered promiscuous mode [ 58.341057][ T6630] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 58.357634][ T6630] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 58.366922][ T6630] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 58.377056][ T6630] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 58.386672][ T6630] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 58.404047][ T6652] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 58.417667][ T4645] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.427837][ T4645] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.439976][ T4645] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.448676][ T4645] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.482880][ T6584] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 58.495160][ T6584] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 58.535119][ T4648] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 58.551111][ T4648] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 58.567010][ T4648] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 58.579968][ T4648] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 58.581280][ T4648] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 58.627097][ T4573] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 58.636375][ T4573] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 58.650967][ T4648] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 58.665025][ T4648] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 58.675843][ T4648] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 58.686680][ T4648] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 58.698890][ T4648] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 58.712408][ T6657] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 58.737755][ T6584] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 58.747401][ T6584] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 58.775106][ T6584] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 58.797469][ T6584] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 58.807936][ T6584] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 58.828747][ T6584] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 58.850454][ T4648] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.868514][ T4648] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.880654][ T4648] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.902256][ T4648] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.926303][ T4644] device veth0_macvtap entered promiscuous mode [ 58.934306][ T4652] device veth0_vlan entered promiscuous mode [ 58.947667][ T6664] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 58.958179][ T6666] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 58.974349][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 58.982930][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 58.991718][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 59.001496][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 59.011118][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 59.024596][ T6668] FAULT_INJECTION: forcing a failure. [ 59.024596][ T6668] name failslab, interval 1, probability 0, space 0, times 1 [ 59.038644][ T6668] CPU: 1 PID: 6668 Comm: syz-executor.1 Not tainted 5.15.0-rc6-syzkaller #0 [ 59.048011][ T6668] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.058893][ T6668] Call Trace: [ 59.062354][ T6668] dump_stack_lvl+0xbd/0xe2 [ 59.067143][ T6668] should_fail.cold+0x5/0xa [ 59.071736][ T6668] ? mark_held_locks+0x9f/0xe0 [ 59.076551][ T6668] should_failslab+0x5/0x10 [ 59.081072][ T6668] kmem_cache_alloc_node_trace+0x66/0x570 [ 59.087029][ T6668] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 59.093109][ T6668] __kmalloc_node_track_caller+0x38/0x60 [ 59.099106][ T6668] __alloc_skb+0x8b/0x280 [ 59.103846][ T6668] inet6_rt_notify+0xd1/0x270 [ 59.108662][ T6668] fib6_del+0xccc/0x14e0 [ 59.112901][ T6668] ? fib6_locate+0xd0/0xd0 [ 59.117658][ T6668] ? lock_chain_count+0x20/0x20 [ 59.123194][ T6668] fib6_clean_node+0x2f7/0x4a0 [ 59.128015][ T6668] ? find_held_lock+0x2d/0x110 [ 59.132954][ T6668] ? fib6_del+0x14e0/0x14e0 [ 59.137601][ T6668] fib6_walk_continue+0x33c/0x720 [ 59.142888][ T6668] ? fib6_walk+0x160/0x330 [ 59.147475][ T6668] ? lockdep_hardirqs_on+0x54/0x100 [ 59.152792][ T6668] fib6_walk+0x168/0x330 [ 59.157282][ T6668] fib6_clean_tree+0xaa/0xe0 [ 59.162910][ T6668] ? fib6_walk+0x330/0x330 [ 59.167799][ T6668] ? fib6_del+0x14e0/0x14e0 [ 59.172292][ T6668] ? rwlock_bug.part.0+0x90/0x90 [ 59.177333][ T6668] ? fib6_ifup+0x260/0x260 [ 59.181843][ T6668] __fib6_clean_all+0xd8/0x1e0 [ 59.186779][ T6668] ? fib6_ifup+0x260/0x260 [ 59.191582][ T6668] rt6_disable_ip+0x5c6/0x6c0 [ 59.196378][ T6668] ? mark_lock+0xf0/0x15f0 [ 59.200791][ T6668] ? lock_release+0x424/0x7e0 [ 59.205687][ T6668] ? rt6_sync_down_dev+0x110/0x110 [ 59.211480][ T6668] ? lock_chain_count+0x20/0x20 [ 59.216555][ T6668] addrconf_ifdown.isra.0+0xd0/0x1160 [ 59.222049][ T6668] ? find_held_lock+0x2d/0x110 [ 59.226804][ T6668] ? add_v4_addrs+0x680/0x680 [ 59.231461][ T6668] ? check_preemption_disabled+0x36/0xf0 [ 59.237072][ T6668] ? lock_is_held_type+0xfa/0x130 [ 59.243240][ T6668] addrconf_notify+0x37d/0x1510 [ 59.248291][ T6668] ? __local_bh_enable_ip+0x11f/0x220 [ 59.253675][ T6668] ? clusterip_netdev_event+0x34e/0x550 [ 59.259210][ T6668] notifier_call_chain+0x94/0x170 [ 59.264220][ T6668] dev_close_many+0x28c/0x560 [ 59.268891][ T6668] ? __netdev_adjacent_dev_insert+0x980/0x980 [ 59.275046][ T6668] __dev_change_net_namespace+0xb88/0x1120 [ 59.280831][ T6668] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 59.286800][ T6668] ? check_preemption_disabled+0x36/0xf0 [ 59.293245][ T6668] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 59.298452][ T6668] ? security_capable+0x4c/0x90 [ 59.303478][ T6668] ? ns_capable+0x4c/0xc0 [ 59.308696][ T6668] do_setlink+0x20f/0x2d60 [ 59.313505][ T6668] ? lock_release+0x424/0x7e0 [ 59.318261][ T6668] ? rtnetlink_put_metrics+0x480/0x480 [ 59.324080][ T6668] ? lock_is_held_type+0xd9/0x130 [ 59.329109][ T6668] ? mark_lock+0xf0/0x15f0 [ 59.333778][ T6668] ? lock_chain_count+0x20/0x20 [ 59.338676][ T6668] ? mark_lock+0xf0/0x15f0 [ 59.343181][ T6668] ? memset+0x20/0x40 [ 59.348114][ T6668] ? __nla_validate_parse+0xb2/0x1fd0 [ 59.353584][ T6668] ? nla_get_range_signed+0x540/0x540 [ 59.358953][ T6668] ? __lock_acquire+0xbe2/0x52b0 [ 59.364010][ T6668] __rtnl_newlink+0xaf5/0x13e0 [ 59.368761][ T6668] ? lock_is_held_type+0xfa/0x130 [ 59.373763][ T6668] ? rtnl_setlink+0x330/0x330 [ 59.378429][ T6668] ? check_preemption_disabled+0x36/0xf0 [ 59.384045][ T6668] ? lock_release+0x424/0x7e0 [ 59.388734][ T6668] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 59.394991][ T6668] ? is_bpf_text_address+0x65/0xe0 [ 59.400098][ T6668] ? kernel_text_address+0xbd/0xf0 [ 59.405484][ T6668] ? __kernel_text_address+0x9/0x30 [ 59.411310][ T6668] ? unwind_get_return_address+0x51/0x90 [ 59.417341][ T6668] ? create_prof_cpu_mask+0x20/0x20 [ 59.422548][ T6668] ? arch_stack_walk+0x93/0xe0 [ 59.427397][ T6668] ? stack_trace_save+0x8c/0xc0 [ 59.432437][ T6668] ? stack_trace_consume_entry+0x160/0x160 [ 59.438221][ T6668] ? mark_held_locks+0x9f/0xe0 [ 59.442994][ T6668] ? kmem_cache_alloc_trace+0x40/0x440 [ 59.448524][ T6668] ? lock_is_held_type+0xfa/0x130 [ 59.453632][ T6668] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 59.459188][ T6668] ? trace_kmalloc+0x32/0xf0 [ 59.463851][ T6668] ? kmem_cache_alloc_trace+0x20b/0x440 [ 59.469991][ T6668] rtnl_newlink+0x5a/0x90 [ 59.474303][ T6668] rtnetlink_rcv_msg+0x31d/0x8d0 [ 59.479401][ T6668] ? rtnl_newlink+0x90/0x90 [ 59.483898][ T6668] ? check_preemption_disabled+0x36/0xf0 [ 59.489953][ T6668] ? netdev_core_pick_tx+0x290/0x290 [ 59.495232][ T6668] ? lock_acquire+0x180/0x5d0 [ 59.499900][ T6668] netlink_rcv_skb+0x118/0x370 [ 59.504663][ T6668] ? rtnl_newlink+0x90/0x90 [ 59.509281][ T6668] ? netlink_ack+0x930/0x930 [ 59.513943][ T6668] ? netlink_deliver_tap+0x131/0xab0 [ 59.519259][ T6668] ? netlink_deliver_tap+0x136/0xab0 [ 59.524541][ T6668] netlink_unicast+0x42e/0x700 [ 59.529410][ T6668] ? netlink_attachskb+0x750/0x750 [ 59.534597][ T6668] ? __build_skb_around+0x1f3/0x2b0 [ 59.539936][ T6668] netlink_sendmsg+0x706/0xbf0 [ 59.544698][ T6668] ? netlink_unicast+0x700/0x700 [ 59.549622][ T6668] ? netlink_unicast+0x700/0x700 [ 59.554633][ T6668] sock_sendmsg+0xab/0xe0 [ 59.559148][ T6668] ____sys_sendmsg+0x5bf/0x7a0 [ 59.564088][ T6668] ? kernel_sendmsg+0x30/0x30 [ 59.568782][ T6668] ? do_recvmmsg+0x550/0x550 [ 59.573625][ T6668] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 59.579719][ T6668] ___sys_sendmsg+0xd3/0x150 [ 59.584438][ T6668] ? sendmsg_copy_msghdr+0x110/0x110 [ 59.589868][ T6668] ? find_held_lock+0x2d/0x110 [ 59.595053][ T6668] ? check_preemption_disabled+0x36/0xf0 [ 59.600677][ T6668] ? lock_release+0x424/0x7e0 [ 59.606147][ T6668] ? __fget_files+0x17c/0x2e0 [ 59.610988][ T6668] ? lock_downgrade+0x7b0/0x7b0 [ 59.616010][ T6668] ? lock_release+0x424/0x7e0 [ 59.620927][ T6668] ? ksys_write+0x181/0x1d0 [ 59.625861][ T6668] ? check_preemption_disabled+0x36/0xf0 [ 59.631486][ T6668] ? lock_is_held_type+0xfa/0x130 [ 59.636585][ T6668] ? __fget_files+0x194/0x2e0 [ 59.641544][ T6668] ? __fget_light+0xbe/0x220 [ 59.646151][ T6668] __sys_sendmsg+0xb2/0x140 [ 59.650823][ T6668] ? __sys_sendmsg_sock+0x10/0x10 [ 59.656231][ T6668] ? check_preemption_disabled+0x36/0xf0 [ 59.662079][ T6668] ? syscall_enter_from_user_mode+0x1d/0x60 [ 59.668133][ T6668] ? lockdep_hardirqs_on+0x54/0x100 [ 59.673412][ T6668] do_syscall_64+0x35/0xb0 [ 59.678024][ T6668] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 59.683918][ T6668] RIP: 0033:0x464d29 [ 59.687821][ T6668] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 59.708045][ T6668] RSP: 002b:00007fee05e66188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 59.716857][ T6668] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 59.725220][ T6668] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 59.734479][ T6668] RBP: 00007fee05e661d0 R08: 0000000000000000 R09: 0000000000000000 [ 59.742520][ T6668] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 59.751575][ T6668] R13: 00007ffe038b269f R14: 00007fee05e66300 R15: 0000000000022000 [ 59.849733][ T6668] syz-executor.1 (6668) used greatest stack depth: 22424 bytes left [ 59.864415][ T4651] device veth0_vlan entered promiscuous mode [ 59.886213][ T4644] device veth1_macvtap entered promiscuous mode [ 59.901176][ T6674] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 59.917615][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 59.931045][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 59.961463][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 60.004146][ T4651] device veth1_vlan entered promiscuous mode [ 60.035843][ T4652] device veth1_vlan entered promiscuous mode [ 60.059110][ T6694] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 60.079868][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 60.087688][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 60.130796][ T6697] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 60.171853][ T4644] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 60.221768][ T4644] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 60.267821][ T4644] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 60.291312][ T4644] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 60.315619][ T4644] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 60.344822][ T4644] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 60.364381][ T4644] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 60.375774][ T6692] FAULT_INJECTION: forcing a failure. [ 60.375774][ T6692] name failslab, interval 1, probability 0, space 0, times 0 [ 60.404205][ T6692] CPU: 0 PID: 6692 Comm: syz-executor.2 Not tainted 5.15.0-rc6-syzkaller #0 [ 60.412989][ T6692] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.423040][ T6692] Call Trace: [ 60.426324][ T6692] dump_stack_lvl+0xbd/0xe2 [ 60.430833][ T6692] should_fail.cold+0x5/0xa [ 60.435815][ T6692] should_failslab+0x5/0x10 [ 60.440319][ T6692] kmem_cache_alloc+0x54/0x500 [ 60.445260][ T6692] fill_pool+0x255/0x530 [ 60.449684][ T6692] ? do_setlink+0x20f/0x2d60 [ 60.454288][ T6692] ? __rtnl_newlink+0xaf5/0x13e0 [ 60.459217][ T6692] ? rtnl_newlink+0x5a/0x90 [ 60.463755][ T6692] ? rtnetlink_rcv_msg+0x31d/0x8d0 [ 60.468874][ T6692] ? __list_del_entry_valid+0xf0/0xf0 [ 60.474401][ T6692] ? sock_sendmsg+0xab/0xe0 [ 60.478890][ T6692] ? check_preemption_disabled+0x36/0xf0 [ 60.484678][ T6692] ? lock_is_held_type+0xfa/0x130 [ 60.489692][ T6692] ? find_held_lock+0x2d/0x110 [ 60.494441][ T6692] __debug_object_init+0x7a/0xce0 [ 60.499460][ T6692] ? lock_is_held_type+0xfa/0x130 [ 60.504549][ T6692] ? __free_object+0xe00/0xe00 [ 60.509376][ T6692] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 60.514896][ T6692] ? trace_kmalloc+0x32/0xf0 [ 60.519475][ T6692] ? kmem_cache_alloc_trace+0x20b/0x440 [ 60.524997][ T6692] nf_nat_masq_schedule.part.0+0x1f3/0x4f0 [ 60.530980][ T6692] ? nf_nat_masquerade_inet_unregister_notifiers+0x50/0x50 [ 60.538247][ T6692] ? device_cmp+0x120/0x120 [ 60.542916][ T6692] masq_device_event+0xc4/0xf0 [ 60.548206][ T6692] notifier_call_chain+0x94/0x170 [ 60.553421][ T6692] dev_close_many+0x28c/0x560 [ 60.558101][ T6692] ? __netdev_adjacent_dev_insert+0x980/0x980 [ 60.564346][ T6692] __dev_change_net_namespace+0xb88/0x1120 [ 60.570252][ T6692] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 60.575977][ T6692] ? check_preemption_disabled+0x36/0xf0 [ 60.581694][ T6692] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 60.587256][ T6692] ? security_capable+0x4c/0x90 [ 60.592174][ T6692] ? ns_capable+0x4c/0xc0 [ 60.596574][ T6692] do_setlink+0x20f/0x2d60 [ 60.600970][ T6692] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 60.607034][ T6692] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 60.613085][ T6692] ? rtnetlink_put_metrics+0x480/0x480 [ 60.618525][ T6692] ? mark_lock+0xf0/0x15f0 [ 60.623016][ T6692] ? mark_lock+0xf0/0x15f0 [ 60.627511][ T6692] ? lock_chain_count+0x20/0x20 [ 60.632357][ T6692] ? __lock_acquire+0xbe2/0x52b0 [ 60.637282][ T6692] ? lock_chain_count+0x20/0x20 [ 60.642196][ T6692] ? mark_lock+0xf0/0x15f0 [ 60.646597][ T6692] ? memset+0x20/0x40 [ 60.650558][ T6692] ? __nla_validate_parse+0xb2/0x1fd0 [ 60.655935][ T6692] ? lock_chain_count+0x20/0x20 [ 60.660860][ T6692] ? nla_get_range_signed+0x540/0x540 [ 60.666380][ T6692] ? __lock_acquire+0xbe2/0x52b0 [ 60.671395][ T6692] __rtnl_newlink+0xaf5/0x13e0 [ 60.676159][ T6692] ? lock_is_held_type+0xfa/0x130 [ 60.681266][ T6692] ? rtnl_setlink+0x330/0x330 [ 60.685926][ T6692] ? check_preemption_disabled+0x36/0xf0 [ 60.691534][ T6692] ? lock_release+0x424/0x7e0 [ 60.696405][ T6692] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 60.702688][ T6692] ? is_bpf_text_address+0x65/0xe0 [ 60.708050][ T6692] ? kernel_text_address+0xbd/0xf0 [ 60.713510][ T6692] ? __kernel_text_address+0x9/0x30 [ 60.718688][ T6692] ? unwind_get_return_address+0x51/0x90 [ 60.724520][ T6692] ? create_prof_cpu_mask+0x20/0x20 [ 60.729797][ T6692] ? arch_stack_walk+0x93/0xe0 [ 60.734545][ T6692] ? stack_trace_save+0x8c/0xc0 [ 60.739381][ T6692] ? stack_trace_consume_entry+0x160/0x160 [ 60.745272][ T6692] ? mark_held_locks+0x9f/0xe0 [ 60.750415][ T6692] ? kmem_cache_alloc_trace+0x40/0x440 [ 60.755863][ T6692] ? lock_is_held_type+0xfa/0x130 [ 60.761098][ T6692] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 60.766747][ T6692] ? trace_kmalloc+0x32/0xf0 [ 60.771319][ T6692] ? kmem_cache_alloc_trace+0x20b/0x440 [ 60.776849][ T6692] rtnl_newlink+0x5a/0x90 [ 60.781166][ T6692] rtnetlink_rcv_msg+0x31d/0x8d0 [ 60.786226][ T6692] ? rtnl_newlink+0x90/0x90 [ 60.790722][ T6692] ? check_preemption_disabled+0x36/0xf0 [ 60.796335][ T6692] ? netdev_core_pick_tx+0x290/0x290 [ 60.801778][ T6692] ? lock_acquire+0x180/0x5d0 [ 60.806522][ T6692] netlink_rcv_skb+0x118/0x370 [ 60.811258][ T6692] ? rtnl_newlink+0x90/0x90 [ 60.815794][ T6692] ? netlink_ack+0x930/0x930 [ 60.820374][ T6692] ? netlink_deliver_tap+0x131/0xab0 [ 60.825732][ T6692] ? netlink_deliver_tap+0x136/0xab0 [ 60.831284][ T6692] netlink_unicast+0x42e/0x700 [ 60.836110][ T6692] ? netlink_attachskb+0x750/0x750 [ 60.841197][ T6692] ? __build_skb_around+0x1f3/0x2b0 [ 60.846482][ T6692] netlink_sendmsg+0x706/0xbf0 [ 60.851258][ T6692] ? netlink_unicast+0x700/0x700 [ 60.856197][ T6692] ? netlink_unicast+0x700/0x700 [ 60.861116][ T6692] sock_sendmsg+0xab/0xe0 [ 60.865423][ T6692] ____sys_sendmsg+0x5bf/0x7a0 [ 60.870260][ T6692] ? kernel_sendmsg+0x30/0x30 [ 60.874924][ T6692] ? do_recvmmsg+0x550/0x550 [ 60.879776][ T6692] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 60.885749][ T6692] ___sys_sendmsg+0xd3/0x150 [ 60.890459][ T6692] ? sendmsg_copy_msghdr+0x110/0x110 [ 60.895825][ T6692] ? find_held_lock+0x2d/0x110 [ 60.900856][ T6692] ? check_preemption_disabled+0x36/0xf0 [ 60.906580][ T6692] ? lock_release+0x424/0x7e0 [ 60.911340][ T6692] ? __fget_files+0x17c/0x2e0 [ 60.915997][ T6692] ? lock_downgrade+0x7b0/0x7b0 [ 60.920827][ T6692] ? lock_release+0x424/0x7e0 [ 60.925614][ T6692] ? ksys_write+0x181/0x1d0 [ 60.930232][ T6692] ? check_preemption_disabled+0x36/0xf0 [ 60.936004][ T6692] ? lock_is_held_type+0xfa/0x130 [ 60.941108][ T6692] ? __fget_files+0x194/0x2e0 [ 60.945988][ T6692] ? __fget_light+0xbe/0x220 [ 60.951093][ T6692] __sys_sendmsg+0xb2/0x140 [ 60.955583][ T6692] ? __sys_sendmsg_sock+0x10/0x10 [ 60.960765][ T6692] ? check_preemption_disabled+0x36/0xf0 [ 60.966477][ T6692] ? syscall_enter_from_user_mode+0x1d/0x60 [ 60.972577][ T6692] ? lockdep_hardirqs_on+0x54/0x100 [ 60.977846][ T6692] do_syscall_64+0x35/0xb0 [ 60.982534][ T6692] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 60.988785][ T6692] RIP: 0033:0x464d29 [ 60.993107][ T6692] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 61.012812][ T6692] RSP: 002b:00007f654eb3f188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 61.021207][ T6692] RAX: ffffffffffffffda RBX: 000000000055cf00 RCX: 0000000000464d29 [ 61.029168][ T6692] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 61.037272][ T6692] RBP: 00007f654eb3f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 61.045378][ T6692] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 61.053925][ T6692] R13: 00007ffdf54ad88f R14: 00007f654eb3f300 R15: 0000000000022000 [ 61.159614][ T6709] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 61.185931][ T6718] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 61.209286][ T6629] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 61.217989][ T6629] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 61.241593][ T4644] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 61.254578][ T4644] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 61.264704][ T4644] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 61.276230][ T4644] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 61.286489][ T4644] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 61.301701][ T4644] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 61.313181][ T4644] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 61.376327][ T4652] device veth0_macvtap entered promiscuous mode [ 61.415109][ T6629] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 61.439334][ T6629] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 61.448188][ T6629] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 61.508357][ T6629] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 61.533649][ T4644] netdevsim netdevsim5 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 61.559484][ T4644] netdevsim netdevsim5 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 61.568184][ T4644] netdevsim netdevsim5 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 61.588659][ T4644] netdevsim netdevsim5 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 61.625084][ T4651] device veth0_macvtap entered promiscuous mode [ 61.645770][ T4652] device veth1_macvtap entered promiscuous mode [ 61.657680][ T6629] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 61.686854][ T6629] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 61.696957][ T6629] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 61.707571][ T6629] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 61.722946][ T4651] device veth1_macvtap entered promiscuous mode [ 61.738427][ T6629] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 61.747251][ T6629] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 61.762621][ T4652] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 61.773759][ T4652] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 61.785771][ T4652] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 61.799142][ T4652] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 61.809375][ T4652] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 61.820259][ T4652] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 61.830480][ T4652] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 61.841139][ T4652] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 61.852360][ T4652] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 61.874118][ T4651] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 61.884807][ T4651] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 61.895816][ T4651] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 61.906906][ T4651] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 61.917387][ T4651] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 61.929118][ T4651] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 61.939565][ T4651] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 61.950704][ T4651] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 61.961285][ T4651] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 61.972350][ T4651] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 61.985878][ T4651] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 61.995349][ T6581] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 62.006595][ T6581] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 62.016933][ T6581] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 62.028460][ T6581] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 62.039746][ T4652] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 62.051031][ T4652] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 62.064144][ T4652] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 62.076540][ T4652] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 62.090369][ T4652] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 62.101148][ T4652] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 62.111069][ T4652] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 62.122002][ T4652] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 62.133255][ T4652] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 62.146460][ T6629] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 62.155751][ T6629] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 62.181196][ T4652] netdevsim netdevsim4 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 62.201166][ T4652] netdevsim netdevsim4 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 62.218611][ T4652] netdevsim netdevsim4 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 62.244973][ T4652] netdevsim netdevsim4 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 62.262113][ T4651] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 62.272775][ T4651] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 62.283122][ T4651] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 62.297033][ T4651] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 62.306994][ T4651] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 62.317622][ T4651] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 62.327561][ T4651] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 62.338320][ T4651] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 62.348845][ T4651] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 62.359458][ T4651] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 62.370857][ T4651] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 62.387136][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 62.397799][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 62.426858][ T4651] netdevsim netdevsim3 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 62.439000][ T4651] netdevsim netdevsim3 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 62.447841][ T4651] netdevsim netdevsim3 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 62.457171][ T4651] netdevsim netdevsim3 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 62.672046][ T6771] FAULT_INJECTION: forcing a failure. [ 62.672046][ T6771] name failslab, interval 1, probability 0, space 0, times 0 [ 62.693737][ T6771] CPU: 1 PID: 6771 Comm: syz-executor.1 Not tainted 5.15.0-rc6-syzkaller #0 [ 62.702424][ T6771] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.712784][ T6771] Call Trace: [ 62.716090][ T6771] dump_stack_lvl+0xbd/0xe2 [ 62.720934][ T6771] should_fail.cold+0x5/0xa [ 62.725472][ T6771] should_failslab+0x5/0x10 [ 62.729998][ T6771] kmem_cache_alloc+0x54/0x500 [ 62.734768][ T6771] fill_pool+0x255/0x530 [ 62.739015][ T6771] ? __list_del_entry_valid+0xf0/0xf0 [ 62.744400][ T6771] ? lock_chain_count+0x20/0x20 [ 62.749248][ T6771] ? kasan_save_stack+0x1b/0x40 [ 62.754185][ T6771] ? kasan_record_aux_stack+0x87/0xb0 [ 62.760246][ T6771] __debug_object_init+0x7a/0xce0 [ 62.765281][ T6771] ? lock_release+0x424/0x7e0 [ 62.770042][ T6771] ? debug_object_activate+0x1b3/0x3e0 [ 62.775551][ T6771] ? __free_object+0xe00/0xe00 [ 62.780311][ T6771] ? lockdep_hardirqs_on_prepare+0x17b/0x450 [ 62.786551][ T6771] ? _raw_spin_unlock_irqrestore+0x40/0x90 [ 62.792526][ T6771] debug_object_activate+0x32c/0x3e0 [ 62.798237][ T6771] ? lock_is_held_type+0xfa/0x130 [ 62.803607][ T6771] ? debug_object_assert_init+0x2e0/0x2e0 [ 62.809503][ T6771] ? mark_held_locks+0x9f/0xe0 [ 62.814340][ T6771] ? fib_trie_seq_next+0x320/0x320 [ 62.819701][ T6771] call_rcu+0x2c/0x7e0 [ 62.823927][ T6771] ? __local_bh_enable_ip+0x11f/0x220 [ 62.829383][ T6771] ? fib_table_flush+0x5b4/0x8e0 [ 62.834311][ T6771] ? lockdep_hardirqs_on+0x54/0x100 [ 62.839508][ T6771] fib_table_flush+0x5c4/0x8e0 [ 62.844798][ T6771] fib_flush+0x7e/0x110 [ 62.849027][ T6771] fib_netdev_event+0x2ac/0x4a0 [ 62.854799][ T6771] notifier_call_chain+0x94/0x170 [ 62.859992][ T6771] dev_close_many+0x28c/0x560 [ 62.864843][ T6771] ? __netdev_adjacent_dev_insert+0x980/0x980 [ 62.870910][ T6771] __dev_change_net_namespace+0xb88/0x1120 [ 62.876795][ T6771] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 62.882515][ T6771] ? check_preemption_disabled+0x36/0xf0 [ 62.888155][ T6771] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 62.893356][ T6771] ? security_capable+0x4c/0x90 [ 62.898564][ T6771] ? ns_capable+0x4c/0xc0 [ 62.902919][ T6771] do_setlink+0x20f/0x2d60 [ 62.907393][ T6771] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 62.913350][ T6771] ? __kernel_text_address+0x9/0x30 [ 62.918697][ T6771] ? rtnetlink_put_metrics+0x480/0x480 [ 62.924249][ T6771] ? mark_lock+0xf0/0x15f0 [ 62.928704][ T6771] ? mark_lock+0xf0/0x15f0 [ 62.933268][ T6771] ? lock_chain_count+0x20/0x20 [ 62.938126][ T6771] ? __lock_acquire+0xbe2/0x52b0 [ 62.943040][ T6771] ? lock_chain_count+0x20/0x20 [ 62.948050][ T6771] ? memset+0x20/0x40 [ 62.952107][ T6771] ? __nla_validate_parse+0xb2/0x1fd0 [ 62.957460][ T6771] ? nla_get_range_signed+0x540/0x540 [ 62.962997][ T6771] ? __lock_acquire+0xbe2/0x52b0 [ 62.967916][ T6771] __rtnl_newlink+0xaf5/0x13e0 [ 62.972673][ T6771] ? lock_is_held_type+0xfa/0x130 [ 62.977687][ T6771] ? rtnl_setlink+0x330/0x330 [ 62.982433][ T6771] ? check_preemption_disabled+0x36/0xf0 [ 62.988143][ T6771] ? lock_release+0x424/0x7e0 [ 62.992807][ T6771] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 62.999208][ T6771] ? is_bpf_text_address+0x65/0xe0 [ 63.004298][ T6771] ? kernel_text_address+0xbd/0xf0 [ 63.009553][ T6771] ? __kernel_text_address+0x9/0x30 [ 63.014724][ T6771] ? unwind_get_return_address+0x51/0x90 [ 63.020333][ T6771] ? create_prof_cpu_mask+0x20/0x20 [ 63.025701][ T6771] ? arch_stack_walk+0x93/0xe0 [ 63.030457][ T6771] ? stack_trace_save+0x8c/0xc0 [ 63.035285][ T6771] ? stack_trace_consume_entry+0x160/0x160 [ 63.041101][ T6771] ? kmem_cache_alloc_trace+0x40/0x440 [ 63.046744][ T6771] ? lock_is_held_type+0xfa/0x130 [ 63.051948][ T6771] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 63.057659][ T6771] ? trace_kmalloc+0x32/0xf0 [ 63.062419][ T6771] ? kmem_cache_alloc_trace+0x20b/0x440 [ 63.067943][ T6771] rtnl_newlink+0x5a/0x90 [ 63.072340][ T6771] rtnetlink_rcv_msg+0x31d/0x8d0 [ 63.077273][ T6771] ? rtnl_newlink+0x90/0x90 [ 63.081841][ T6771] ? check_preemption_disabled+0x36/0xf0 [ 63.087807][ T6771] ? netdev_core_pick_tx+0x290/0x290 [ 63.093183][ T6771] ? lock_acquire+0x180/0x5d0 [ 63.097853][ T6771] netlink_rcv_skb+0x118/0x370 [ 63.102680][ T6771] ? rtnl_newlink+0x90/0x90 [ 63.107176][ T6771] ? netlink_ack+0x930/0x930 [ 63.111752][ T6771] ? netlink_deliver_tap+0x131/0xab0 [ 63.117030][ T6771] ? netlink_deliver_tap+0x136/0xab0 [ 63.122304][ T6771] netlink_unicast+0x42e/0x700 [ 63.127143][ T6771] ? netlink_attachskb+0x750/0x750 [ 63.132267][ T6771] ? __build_skb_around+0x1f3/0x2b0 [ 63.137460][ T6771] netlink_sendmsg+0x706/0xbf0 [ 63.142202][ T6771] ? netlink_unicast+0x700/0x700 [ 63.147133][ T6771] ? netlink_unicast+0x700/0x700 [ 63.152150][ T6771] sock_sendmsg+0xab/0xe0 [ 63.156454][ T6771] ____sys_sendmsg+0x5bf/0x7a0 [ 63.161208][ T6771] ? kernel_sendmsg+0x30/0x30 [ 63.165869][ T6771] ? do_recvmmsg+0x550/0x550 [ 63.170538][ T6771] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 63.176508][ T6771] ___sys_sendmsg+0xd3/0x150 [ 63.181071][ T6771] ? sendmsg_copy_msghdr+0x110/0x110 [ 63.186327][ T6771] ? find_held_lock+0x2d/0x110 [ 63.191081][ T6771] ? check_preemption_disabled+0x36/0xf0 [ 63.196707][ T6771] ? lock_release+0x424/0x7e0 [ 63.201378][ T6771] ? __fget_files+0x17c/0x2e0 [ 63.206137][ T6771] ? lock_downgrade+0x7b0/0x7b0 [ 63.211228][ T6771] ? lock_release+0x424/0x7e0 [ 63.216071][ T6771] ? ksys_write+0x181/0x1d0 [ 63.220551][ T6771] ? check_preemption_disabled+0x36/0xf0 [ 63.226161][ T6771] ? lock_is_held_type+0xfa/0x130 [ 63.231184][ T6771] ? __fget_files+0x194/0x2e0 [ 63.235939][ T6771] ? __fget_light+0xbe/0x220 [ 63.240507][ T6771] __sys_sendmsg+0xb2/0x140 [ 63.245090][ T6771] ? __sys_sendmsg_sock+0x10/0x10 [ 63.250365][ T6771] ? check_preemption_disabled+0x36/0xf0 [ 63.256072][ T6771] ? syscall_enter_from_user_mode+0x1d/0x60 [ 63.262110][ T6771] ? lockdep_hardirqs_on+0x54/0x100 [ 63.267441][ T6771] do_syscall_64+0x35/0xb0 [ 63.271841][ T6771] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 63.277728][ T6771] RIP: 0033:0x464d29 [ 63.281703][ T6771] 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 [ 63.301644][ T6771] RSP: 002b:00007fee05ea8188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 63.312392][ T6771] RAX: ffffffffffffffda RBX: 000000000055cf00 RCX: 0000000000464d29 [ 63.320470][ T6771] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 63.328629][ T6771] RBP: 00007fee05ea81d0 R08: 0000000000000000 R09: 0000000000000000 [ 63.336681][ T6771] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 63.345060][ T6771] R13: 00007ffe038b269f R14: 00007fee05ea8300 R15: 0000000000022000 2021/10/21 22:58:59 executed programs: 21 [ 63.433918][ T6773] __nla_validate_parse: 6 callbacks suppressed [ 63.433926][ T6773] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 63.506436][ T6780] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 63.520787][ T6784] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 63.536423][ T6787] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 63.609092][ T6786] FAULT_INJECTION: forcing a failure. [ 63.609092][ T6786] name failslab, interval 1, probability 0, space 0, times 0 [ 63.639307][ T6786] CPU: 0 PID: 6786 Comm: syz-executor.2 Not tainted 5.15.0-rc6-syzkaller #0 [ 63.648143][ T6786] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.658675][ T6786] Call Trace: [ 63.661969][ T6786] dump_stack_lvl+0xbd/0xe2 [ 63.666820][ T6786] should_fail.cold+0x5/0xa [ 63.672329][ T6786] ? kobject_get_path+0x9a/0x180 [ 63.677526][ T6786] should_failslab+0x5/0x10 [ 63.682125][ T6786] __kmalloc+0x79/0x470 [ 63.686294][ T6786] kobject_get_path+0x9a/0x180 [ 63.691252][ T6786] kobject_uevent_env+0x1dd/0xf30 [ 63.696366][ T6786] ? check_preemption_disabled+0x36/0xf0 [ 63.702093][ T6786] ? __local_bh_enable_ip+0x11f/0x220 [ 63.708245][ T6786] ? __dev_change_net_namespace+0x3fe/0x1120 [ 63.714230][ T6786] ? lockdep_hardirqs_on+0x54/0x100 [ 63.719522][ T6786] __dev_change_net_namespace+0x416/0x1120 [ 63.725331][ T6786] ? check_preemption_disabled+0x36/0xf0 [ 63.731625][ T6786] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 63.736832][ T6786] ? security_capable+0x4c/0x90 [ 63.742267][ T6786] ? ns_capable+0x4c/0xc0 [ 63.746810][ T6786] do_setlink+0x20f/0x2d60 [ 63.751236][ T6786] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 63.757228][ T6786] ? __kernel_text_address+0x9/0x30 [ 63.762726][ T6786] ? rtnetlink_put_metrics+0x480/0x480 [ 63.768394][ T6786] ? mark_lock+0xf0/0x15f0 [ 63.772807][ T6786] ? mark_lock+0xf0/0x15f0 [ 63.777210][ T6786] ? lock_chain_count+0x20/0x20 [ 63.782046][ T6786] ? __lock_acquire+0xbe2/0x52b0 [ 63.786991][ T6786] ? lock_chain_count+0x20/0x20 [ 63.791971][ T6786] ? mark_lock+0xf0/0x15f0 [ 63.796384][ T6786] ? memset+0x20/0x40 [ 63.800363][ T6786] ? __nla_validate_parse+0xb2/0x1fd0 [ 63.805734][ T6786] ? lock_chain_count+0x20/0x20 [ 63.810656][ T6786] ? nla_get_range_signed+0x540/0x540 [ 63.816179][ T6786] ? __lock_acquire+0xbe2/0x52b0 [ 63.821274][ T6786] __rtnl_newlink+0xaf5/0x13e0 [ 63.826105][ T6786] ? lock_is_held_type+0xfa/0x130 [ 63.831419][ T6786] ? rtnl_setlink+0x330/0x330 [ 63.836978][ T6786] ? check_preemption_disabled+0x36/0xf0 [ 63.842601][ T6786] ? lock_release+0x424/0x7e0 [ 63.847260][ T6786] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 63.853333][ T6786] ? is_bpf_text_address+0x65/0xe0 [ 63.858520][ T6786] ? kernel_text_address+0xbd/0xf0 [ 63.863714][ T6786] ? __kernel_text_address+0x9/0x30 [ 63.868888][ T6786] ? unwind_get_return_address+0x51/0x90 [ 63.874494][ T6786] ? create_prof_cpu_mask+0x20/0x20 [ 63.879764][ T6786] ? arch_stack_walk+0x93/0xe0 [ 63.884698][ T6786] ? stack_trace_save+0x8c/0xc0 [ 63.889526][ T6786] ? stack_trace_consume_entry+0x160/0x160 [ 63.895814][ T6786] ? mark_held_locks+0x9f/0xe0 [ 63.900951][ T6786] ? kmem_cache_alloc_trace+0x40/0x440 [ 63.906675][ T6786] ? lock_is_held_type+0xfa/0x130 [ 63.912171][ T6786] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 63.917801][ T6786] ? trace_kmalloc+0x32/0xf0 [ 63.922464][ T6786] ? kmem_cache_alloc_trace+0x20b/0x440 [ 63.928003][ T6786] rtnl_newlink+0x5a/0x90 [ 63.932316][ T6786] rtnetlink_rcv_msg+0x31d/0x8d0 [ 63.937239][ T6786] ? rcu_preempt_deferred_qs_irqrestore+0x4c3/0xb90 [ 63.943797][ T6786] ? rtnl_newlink+0x90/0x90 [ 63.948828][ T6786] ? lockdep_hardirqs_on_prepare+0x17b/0x450 [ 63.954792][ T6786] ? _raw_spin_unlock_irqrestore+0x40/0x90 [ 63.960953][ T6786] netlink_rcv_skb+0x118/0x370 [ 63.965794][ T6786] ? rtnl_newlink+0x90/0x90 [ 63.970288][ T6786] ? netlink_ack+0x930/0x930 [ 63.975292][ T6786] ? netlink_deliver_tap+0x131/0xab0 [ 63.980562][ T6786] ? netlink_deliver_tap+0x136/0xab0 [ 63.985871][ T6786] netlink_unicast+0x42e/0x700 [ 63.990617][ T6786] ? netlink_attachskb+0x750/0x750 [ 63.995700][ T6786] ? __build_skb_around+0x1f3/0x2b0 [ 64.000994][ T6786] netlink_sendmsg+0x706/0xbf0 [ 64.005834][ T6786] ? netlink_unicast+0x700/0x700 [ 64.010747][ T6786] ? netlink_unicast+0x700/0x700 [ 64.015669][ T6786] sock_sendmsg+0xab/0xe0 [ 64.019987][ T6786] ____sys_sendmsg+0x5bf/0x7a0 [ 64.024748][ T6786] ? kernel_sendmsg+0x30/0x30 [ 64.029482][ T6786] ? do_recvmmsg+0x550/0x550 [ 64.034058][ T6786] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 64.040053][ T6786] ___sys_sendmsg+0xd3/0x150 [ 64.044620][ T6786] ? sendmsg_copy_msghdr+0x110/0x110 [ 64.050151][ T6786] ? find_held_lock+0x2d/0x110 [ 64.055016][ T6786] ? check_preemption_disabled+0x36/0xf0 [ 64.060639][ T6786] ? lock_release+0x424/0x7e0 [ 64.065389][ T6786] ? __fget_files+0x17c/0x2e0 [ 64.070042][ T6786] ? lock_downgrade+0x7b0/0x7b0 [ 64.074966][ T6786] ? lock_release+0x424/0x7e0 [ 64.079616][ T6786] ? ksys_write+0x181/0x1d0 [ 64.084103][ T6786] ? check_preemption_disabled+0x36/0xf0 [ 64.089715][ T6786] ? lock_is_held_type+0xfa/0x130 [ 64.094726][ T6786] ? __fget_files+0x194/0x2e0 [ 64.099382][ T6786] ? __fget_light+0xbe/0x220 [ 64.103947][ T6786] __sys_sendmsg+0xb2/0x140 [ 64.108428][ T6786] ? __sys_sendmsg_sock+0x10/0x10 [ 64.113622][ T6786] ? check_preemption_disabled+0x36/0xf0 [ 64.119386][ T6786] ? syscall_enter_from_user_mode+0x1d/0x60 [ 64.125288][ T6786] ? lockdep_hardirqs_on+0x54/0x100 [ 64.130645][ T6786] do_syscall_64+0x35/0xb0 [ 64.135213][ T6786] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 64.141090][ T6786] RIP: 0033:0x464d29 [ 64.145043][ T6786] 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 [ 64.164920][ T6786] RSP: 002b:00007f654eb1e188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 64.174471][ T6786] RAX: ffffffffffffffda RBX: 000000000055cfa0 RCX: 0000000000464d29 [ 64.182623][ T6786] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 64.190967][ T6786] RBP: 00007f654eb1e1d0 R08: 0000000000000000 R09: 0000000000000000 [ 64.198933][ T6786] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 64.207279][ T6786] R13: 00007ffdf54ad88f R14: 00007f654eb1e300 R15: 0000000000022000 [ 64.226101][ T6786] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 64.246253][ T6788] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 64.288653][ T6809] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 64.327036][ T6812] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 64.353527][ T6813] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 64.389903][ T6814] FAULT_INJECTION: forcing a failure. [ 64.389903][ T6814] name failslab, interval 1, probability 0, space 0, times 0 [ 64.402921][ T6814] CPU: 1 PID: 6814 Comm: syz-executor.1 Not tainted 5.15.0-rc6-syzkaller #0 [ 64.411793][ T6814] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.421869][ T6814] Call Trace: [ 64.425159][ T6814] dump_stack_lvl+0xbd/0xe2 [ 64.430015][ T6814] should_fail.cold+0x5/0xa [ 64.434541][ T6814] ? lock_acquire+0x212/0x5d0 [ 64.439216][ T6814] ? sctp_addr_wq_mgmt+0x224/0x6d0 [ 64.444343][ T6814] should_failslab+0x5/0x10 [ 64.448993][ T6814] __kmalloc_track_caller+0x7c/0x480 [ 64.455758][ T6814] ? iterate_cleanup_work+0x120/0x120 [ 64.461219][ T6814] kmemdup+0x1a/0x40 [ 64.465313][ T6814] sctp_addr_wq_mgmt+0x224/0x6d0 [ 64.470281][ T6814] sctp_inet6addr_event+0x267/0xb30 [ 64.476189][ T6814] notifier_call_chain+0x94/0x170 [ 64.481234][ T6814] atomic_notifier_call_chain+0x54/0xf0 [ 64.487653][ T6814] addrconf_ifdown.isra.0+0x7b2/0x1160 [ 64.493312][ T6814] ? add_v4_addrs+0x680/0x680 [ 64.497986][ T6814] ? check_preemption_disabled+0x36/0xf0 [ 64.506310][ T6814] ? lock_is_held_type+0xfa/0x130 [ 64.511577][ T6814] addrconf_notify+0x37d/0x1510 [ 64.516427][ T6814] ? __local_bh_enable_ip+0x11f/0x220 [ 64.522057][ T6814] ? clusterip_netdev_event+0x34e/0x550 [ 64.527692][ T6814] notifier_call_chain+0x94/0x170 [ 64.532894][ T6814] dev_close_many+0x28c/0x560 [ 64.537672][ T6814] ? __netdev_adjacent_dev_insert+0x980/0x980 [ 64.548634][ T6814] __dev_change_net_namespace+0xb88/0x1120 [ 64.554437][ T6814] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 64.560077][ T6814] ? check_preemption_disabled+0x36/0xf0 [ 64.565716][ T6814] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 64.570926][ T6814] ? security_capable+0x4c/0x90 [ 64.576057][ T6814] ? ns_capable+0x4c/0xc0 [ 64.580485][ T6814] do_setlink+0x20f/0x2d60 [ 64.584913][ T6814] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 64.590985][ T6814] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 64.597049][ T6814] ? rtnetlink_put_metrics+0x480/0x480 [ 64.602784][ T6814] ? mark_lock+0xf0/0x15f0 [ 64.607641][ T6814] ? mark_lock+0xf0/0x15f0 [ 64.612174][ T6814] ? lock_chain_count+0x20/0x20 [ 64.617193][ T6814] ? __lock_acquire+0xbe2/0x52b0 [ 64.622128][ T6814] ? lock_chain_count+0x20/0x20 [ 64.627153][ T6814] ? mark_lock+0xf0/0x15f0 [ 64.631779][ T6814] ? memset+0x20/0x40 [ 64.636201][ T6814] ? __nla_validate_parse+0xb2/0x1fd0 [ 64.641676][ T6814] ? lock_chain_count+0x20/0x20 [ 64.646814][ T6814] ? nla_get_range_signed+0x540/0x540 [ 64.652488][ T6814] ? __lock_acquire+0xbe2/0x52b0 [ 64.657792][ T6814] __rtnl_newlink+0xaf5/0x13e0 [ 64.662651][ T6814] ? lock_is_held_type+0xfa/0x130 [ 64.667868][ T6814] ? rtnl_setlink+0x330/0x330 [ 64.672580][ T6814] ? check_preemption_disabled+0x36/0xf0 [ 64.678481][ T6814] ? lock_release+0x424/0x7e0 [ 64.683168][ T6814] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 64.689417][ T6814] ? is_bpf_text_address+0x65/0xe0 [ 64.694623][ T6814] ? kernel_text_address+0xbd/0xf0 [ 64.699840][ T6814] ? __kernel_text_address+0x9/0x30 [ 64.705386][ T6814] ? unwind_get_return_address+0x51/0x90 [ 64.711691][ T6814] ? create_prof_cpu_mask+0x20/0x20 [ 64.717176][ T6814] ? arch_stack_walk+0x93/0xe0 [ 64.721957][ T6814] ? stack_trace_save+0x8c/0xc0 [ 64.726902][ T6814] ? stack_trace_consume_entry+0x160/0x160 [ 64.732990][ T6814] ? mark_held_locks+0x9f/0xe0 [ 64.738071][ T6814] ? kmem_cache_alloc_trace+0x40/0x440 [ 64.744325][ T6814] ? lock_is_held_type+0xfa/0x130 [ 64.749483][ T6814] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 64.755240][ T6814] ? trace_kmalloc+0x32/0xf0 [ 64.762491][ T6814] ? kmem_cache_alloc_trace+0x20b/0x440 [ 64.768310][ T6814] rtnl_newlink+0x5a/0x90 [ 64.772906][ T6814] rtnetlink_rcv_msg+0x31d/0x8d0 [ 64.778123][ T6814] ? rtnl_newlink+0x90/0x90 [ 64.782633][ T6814] ? check_preemption_disabled+0x36/0xf0 [ 64.788444][ T6814] ? netdev_core_pick_tx+0x290/0x290 [ 64.794369][ T6814] ? lock_acquire+0x180/0x5d0 [ 64.799056][ T6814] netlink_rcv_skb+0x118/0x370 [ 64.803824][ T6814] ? rtnl_newlink+0x90/0x90 [ 64.808388][ T6814] ? netlink_ack+0x930/0x930 [ 64.813327][ T6814] ? netlink_deliver_tap+0x131/0xab0 [ 64.818708][ T6814] ? netlink_deliver_tap+0x136/0xab0 [ 64.824007][ T6814] netlink_unicast+0x42e/0x700 [ 64.829234][ T6814] ? netlink_attachskb+0x750/0x750 [ 64.834804][ T6814] ? __build_skb_around+0x1f3/0x2b0 [ 64.840102][ T6814] netlink_sendmsg+0x706/0xbf0 [ 64.844882][ T6814] ? netlink_unicast+0x700/0x700 [ 64.850463][ T6814] ? netlink_unicast+0x700/0x700 [ 64.855461][ T6814] sock_sendmsg+0xab/0xe0 [ 64.859798][ T6814] ____sys_sendmsg+0x5bf/0x7a0 [ 64.864566][ T6814] ? kernel_sendmsg+0x30/0x30 [ 64.869278][ T6814] ? do_recvmmsg+0x550/0x550 [ 64.874251][ T6814] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 64.880252][ T6814] ___sys_sendmsg+0xd3/0x150 [ 64.884842][ T6814] ? sendmsg_copy_msghdr+0x110/0x110 [ 64.890383][ T6814] ? find_held_lock+0x2d/0x110 [ 64.895146][ T6814] ? check_preemption_disabled+0x36/0xf0 [ 64.900870][ T6814] ? lock_release+0x424/0x7e0 [ 64.905723][ T6814] ? __fget_files+0x17c/0x2e0 [ 64.910399][ T6814] ? lock_downgrade+0x7b0/0x7b0 [ 64.915507][ T6814] ? lock_release+0x424/0x7e0 [ 64.920805][ T6814] ? ksys_write+0x181/0x1d0 [ 64.925405][ T6814] ? check_preemption_disabled+0x36/0xf0 [ 64.931332][ T6814] ? lock_is_held_type+0xfa/0x130 [ 64.936472][ T6814] ? __fget_files+0x194/0x2e0 [ 64.941156][ T6814] ? __fget_light+0xbe/0x220 [ 64.945748][ T6814] __sys_sendmsg+0xb2/0x140 [ 64.950434][ T6814] ? __sys_sendmsg_sock+0x10/0x10 [ 64.955647][ T6814] ? check_preemption_disabled+0x36/0xf0 [ 64.961522][ T6814] ? syscall_enter_from_user_mode+0x1d/0x60 [ 64.967578][ T6814] ? lockdep_hardirqs_on+0x54/0x100 [ 64.973242][ T6814] do_syscall_64+0x35/0xb0 [ 64.977747][ T6814] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 64.983626][ T6814] RIP: 0033:0x464d29 [ 64.987617][ T6814] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 65.008968][ T6814] RSP: 002b:00007fee05e66188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 65.017882][ T6814] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 65.026017][ T6814] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 65.034427][ T6814] RBP: 00007fee05e661d0 R08: 0000000000000000 R09: 0000000000000000 [ 65.043125][ T6814] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 65.052534][ T6814] R13: 00007ffe038b269f R14: 00007fee05e66300 R15: 0000000000022000 [ 65.123144][ T6838] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 65.192002][ T6834] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 65.278617][ T6862] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.286580][ T6862] FAULT_INJECTION: forcing a failure. [ 65.286580][ T6862] name failslab, interval 1, probability 0, space 0, times 0 [ 65.299591][ T6862] CPU: 1 PID: 6862 Comm: syz-executor.1 Not tainted 5.15.0-rc6-syzkaller #0 [ 65.308520][ T6862] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.318971][ T6862] Call Trace: [ 65.322442][ T6862] dump_stack_lvl+0xbd/0xe2 [ 65.327052][ T6862] should_fail.cold+0x5/0xa [ 65.331641][ T6862] ? switchdev_port_attr_notify.constprop.0+0x110/0x110 [ 65.338665][ T6862] should_failslab+0x5/0x10 [ 65.343174][ T6862] kmem_cache_alloc_node+0x60/0x540 [ 65.348481][ T6862] __alloc_skb+0x153/0x280 [ 65.352903][ T6862] br_info_notify+0x9f/0x180 [ 65.357620][ T6862] br_stp_disable_port+0xcb/0x1a0 [ 65.362731][ T6862] br_device_event+0x60c/0x710 [ 65.367502][ T6862] ? br_switchdev_blocking_event+0x370/0x370 [ 65.373708][ T6862] ? packet_notifier+0x376/0x6a0 [ 65.378650][ T6862] notifier_call_chain+0x94/0x170 [ 65.383682][ T6862] dev_close_many+0x28c/0x560 [ 65.388371][ T6862] ? __netdev_adjacent_dev_insert+0x980/0x980 [ 65.394441][ T6862] __dev_change_net_namespace+0xb88/0x1120 [ 65.400282][ T6862] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 65.406029][ T6862] ? check_preemption_disabled+0x36/0xf0 [ 65.411898][ T6862] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 65.417409][ T6862] ? security_capable+0x4c/0x90 [ 65.422262][ T6862] ? ns_capable+0x4c/0xc0 [ 65.426597][ T6862] do_setlink+0x20f/0x2d60 [ 65.431023][ T6862] ? lock_chain_count+0x20/0x20 [ 65.435867][ T6862] ? __kernel_text_address+0x9/0x30 [ 65.441153][ T6862] ? rtnetlink_put_metrics+0x480/0x480 [ 65.446709][ T6862] ? mark_lock+0xf0/0x15f0 [ 65.451802][ T6862] ? mark_lock+0xf0/0x15f0 [ 65.456224][ T6862] ? lock_chain_count+0x20/0x20 [ 65.461071][ T6862] ? __lock_acquire+0xbe2/0x52b0 [ 65.466099][ T6862] ? lock_chain_count+0x20/0x20 [ 65.470953][ T6862] ? memset+0x20/0x40 [ 65.474926][ T6862] ? __nla_validate_parse+0xb2/0x1fd0 [ 65.480303][ T6862] ? mark_lock+0xf0/0x15f0 [ 65.484801][ T6862] ? nla_get_range_signed+0x540/0x540 [ 65.490181][ T6862] ? __lock_acquire+0xbe2/0x52b0 [ 65.495246][ T6862] __rtnl_newlink+0xaf5/0x13e0 [ 65.500103][ T6862] ? lock_is_held_type+0xfa/0x130 [ 65.505124][ T6862] ? rtnl_setlink+0x330/0x330 [ 65.509791][ T6862] ? check_preemption_disabled+0x36/0xf0 [ 65.515419][ T6862] ? lock_release+0x424/0x7e0 [ 65.520095][ T6862] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 65.526164][ T6862] ? is_bpf_text_address+0x65/0xe0 [ 65.531303][ T6862] ? kernel_text_address+0xbd/0xf0 [ 65.536595][ T6862] ? __kernel_text_address+0x9/0x30 [ 65.542049][ T6862] ? unwind_get_return_address+0x51/0x90 [ 65.548113][ T6862] ? create_prof_cpu_mask+0x20/0x20 [ 65.553314][ T6862] ? arch_stack_walk+0x93/0xe0 [ 65.558187][ T6862] ? stack_trace_save+0x8c/0xc0 [ 65.563042][ T6862] ? stack_trace_consume_entry+0x160/0x160 [ 65.568896][ T6862] ? kmem_cache_alloc_trace+0x40/0x440 [ 65.574451][ T6862] ? lock_is_held_type+0xfa/0x130 [ 65.579562][ T6862] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 65.585107][ T6862] ? trace_kmalloc+0x32/0xf0 [ 65.589780][ T6862] ? kmem_cache_alloc_trace+0x20b/0x440 [ 65.595342][ T6862] rtnl_newlink+0x5a/0x90 [ 65.599975][ T6862] rtnetlink_rcv_msg+0x31d/0x8d0 [ 65.605105][ T6862] ? rtnl_newlink+0x90/0x90 [ 65.609622][ T6862] ? check_preemption_disabled+0x36/0xf0 [ 65.615343][ T6862] ? netdev_core_pick_tx+0x290/0x290 [ 65.620826][ T6862] ? lock_acquire+0x180/0x5d0 [ 65.625615][ T6862] netlink_rcv_skb+0x118/0x370 [ 65.630379][ T6862] ? rtnl_newlink+0x90/0x90 [ 65.634882][ T6862] ? netlink_ack+0x930/0x930 [ 65.639472][ T6862] ? netlink_deliver_tap+0x131/0xab0 [ 65.645999][ T6862] ? netlink_deliver_tap+0x136/0xab0 [ 65.651547][ T6862] netlink_unicast+0x42e/0x700 [ 65.656319][ T6862] ? netlink_attachskb+0x750/0x750 [ 65.661798][ T6862] ? __build_skb_around+0x1f3/0x2b0 [ 65.667247][ T6862] netlink_sendmsg+0x706/0xbf0 [ 65.672538][ T6862] ? netlink_unicast+0x700/0x700 [ 65.677595][ T6862] ? netlink_unicast+0x700/0x700 [ 65.682530][ T6862] sock_sendmsg+0xab/0xe0 [ 65.686870][ T6862] ____sys_sendmsg+0x5bf/0x7a0 [ 65.691724][ T6862] ? kernel_sendmsg+0x30/0x30 [ 65.696403][ T6862] ? do_recvmmsg+0x550/0x550 [ 65.700992][ T6862] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 65.706976][ T6862] ___sys_sendmsg+0xd3/0x150 [ 65.711567][ T6862] ? sendmsg_copy_msghdr+0x110/0x110 [ 65.717057][ T6862] ? find_held_lock+0x2d/0x110 [ 65.721823][ T6862] ? check_preemption_disabled+0x36/0xf0 [ 65.727555][ T6862] ? lock_release+0x424/0x7e0 [ 65.732311][ T6862] ? __fget_files+0x17c/0x2e0 [ 65.736982][ T6862] ? lock_downgrade+0x7b0/0x7b0 [ 65.741821][ T6862] ? lock_release+0x424/0x7e0 [ 65.746493][ T6862] ? ksys_write+0x181/0x1d0 [ 65.751104][ T6862] ? check_preemption_disabled+0x36/0xf0 [ 65.756739][ T6862] ? lock_is_held_type+0xfa/0x130 [ 65.761765][ T6862] ? __fget_files+0x194/0x2e0 [ 65.766454][ T6862] ? __fget_light+0xbe/0x220 [ 65.771052][ T6862] __sys_sendmsg+0xb2/0x140 [ 65.775640][ T6862] ? __sys_sendmsg_sock+0x10/0x10 [ 65.780671][ T6862] ? check_preemption_disabled+0x36/0xf0 [ 65.786405][ T6862] ? syscall_enter_from_user_mode+0x1d/0x60 [ 65.792298][ T6862] ? lockdep_hardirqs_on+0x54/0x100 [ 65.797492][ T6862] do_syscall_64+0x35/0xb0 [ 65.801903][ T6862] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 65.807788][ T6862] RIP: 0033:0x464d29 [ 65.811688][ T6862] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 65.831501][ T6862] RSP: 002b:00007fee05ea8188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 65.840083][ T6862] RAX: ffffffffffffffda RBX: 000000000055cf00 RCX: 0000000000464d29 [ 65.848230][ T6862] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 65.856393][ T6862] RBP: 00007fee05ea81d0 R08: 0000000000000000 R09: 0000000000000000 [ 65.864361][ T6862] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 65.872336][ T6862] R13: 00007ffe038b269f R14: 00007fee05ea8300 R15: 0000000000022000 [ 65.894087][ T6862] device bridge_slave_0 left promiscuous mode [ 65.902116][ T6862] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.040932][ T6876] FAULT_INJECTION: forcing a failure. [ 66.040932][ T6876] name failslab, interval 1, probability 0, space 0, times 0 [ 66.098952][ T6876] CPU: 1 PID: 6876 Comm: syz-executor.0 Not tainted 5.15.0-rc6-syzkaller #0 [ 66.107643][ T6876] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.117872][ T6876] Call Trace: [ 66.121166][ T6876] dump_stack_lvl+0xbd/0xe2 [ 66.125937][ T6876] should_fail.cold+0x5/0xa [ 66.130436][ T6876] should_failslab+0x5/0x10 [ 66.135021][ T6876] kmem_cache_alloc_node_trace+0x66/0x570 [ 66.140826][ T6876] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 66.146370][ T6876] __kmalloc_node_track_caller+0x38/0x60 [ 66.152083][ T6876] __alloc_skb+0x8b/0x280 [ 66.156499][ T6876] inet6_netconf_notify_devconf+0x5a/0xf0 [ 66.162218][ T6876] addrconf_sysctl_unregister+0x127/0x1b0 [ 66.167933][ T6876] addrconf_ifdown.isra.0+0xba6/0x1160 [ 66.173409][ T6876] ? add_v4_addrs+0x680/0x680 [ 66.178188][ T6876] ? check_preemption_disabled+0x36/0xf0 [ 66.183926][ T6876] ? lock_is_held_type+0xfa/0x130 [ 66.188948][ T6876] addrconf_notify+0x37d/0x1510 [ 66.193792][ T6876] ? __local_bh_enable_ip+0x11f/0x220 [ 66.199271][ T6876] ? clusterip_netdev_event+0x34e/0x550 [ 66.205150][ T6876] notifier_call_chain+0x94/0x170 [ 66.210188][ T6876] __dev_change_net_namespace+0x373/0x1120 [ 66.215984][ T6876] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 66.221624][ T6876] ? check_preemption_disabled+0x36/0xf0 [ 66.227254][ T6876] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 66.232450][ T6876] ? security_capable+0x4c/0x90 [ 66.237298][ T6876] ? ns_capable+0x4c/0xc0 [ 66.241633][ T6876] do_setlink+0x20f/0x2d60 [ 66.246249][ T6876] ? lock_release+0x424/0x7e0 [ 66.251007][ T6876] ? rtnetlink_put_metrics+0x480/0x480 [ 66.256631][ T6876] ? lock_is_held_type+0xd9/0x130 [ 66.261667][ T6876] ? mark_lock+0xf0/0x15f0 [ 66.266167][ T6876] ? lock_chain_count+0x20/0x20 [ 66.271013][ T6876] ? mark_lock+0xf0/0x15f0 [ 66.275703][ T6876] ? memset+0x20/0x40 [ 66.279945][ T6876] ? __nla_validate_parse+0xb2/0x1fd0 [ 66.285407][ T6876] ? nla_get_range_signed+0x540/0x540 [ 66.290928][ T6876] ? __lock_acquire+0xbe2/0x52b0 [ 66.295967][ T6876] __rtnl_newlink+0xaf5/0x13e0 [ 66.300922][ T6876] ? lock_is_held_type+0xfa/0x130 [ 66.305943][ T6876] ? rtnl_setlink+0x330/0x330 [ 66.311135][ T6876] ? check_preemption_disabled+0x36/0xf0 [ 66.316886][ T6876] ? lock_release+0x424/0x7e0 [ 66.321666][ T6876] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 66.327738][ T6876] ? is_bpf_text_address+0x65/0xe0 [ 66.332848][ T6876] ? kernel_text_address+0xbd/0xf0 [ 66.337952][ T6876] ? __kernel_text_address+0x9/0x30 [ 66.343396][ T6876] ? unwind_get_return_address+0x51/0x90 [ 66.349030][ T6876] ? create_prof_cpu_mask+0x20/0x20 [ 66.354663][ T6876] ? arch_stack_walk+0x93/0xe0 [ 66.359533][ T6876] ? stack_trace_save+0x8c/0xc0 [ 66.364384][ T6876] ? stack_trace_consume_entry+0x160/0x160 [ 66.370203][ T6876] ? mark_held_locks+0x9f/0xe0 [ 66.375275][ T6876] ? kmem_cache_alloc_trace+0x40/0x440 [ 66.381538][ T6876] ? lock_is_held_type+0xfa/0x130 [ 66.386737][ T6876] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 66.392393][ T6876] ? trace_kmalloc+0x32/0xf0 [ 66.396978][ T6876] ? kmem_cache_alloc_trace+0x20b/0x440 [ 66.403230][ T6876] rtnl_newlink+0x5a/0x90 [ 66.407684][ T6876] rtnetlink_rcv_msg+0x31d/0x8d0 [ 66.412627][ T6876] ? rtnl_newlink+0x90/0x90 [ 66.417135][ T6876] ? check_preemption_disabled+0x36/0xf0 [ 66.422767][ T6876] ? netdev_core_pick_tx+0x290/0x290 [ 66.428237][ T6876] ? lock_acquire+0x180/0x5d0 [ 66.432920][ T6876] netlink_rcv_skb+0x118/0x370 [ 66.437682][ T6876] ? rtnl_newlink+0x90/0x90 [ 66.442222][ T6876] ? netlink_ack+0x930/0x930 [ 66.446989][ T6876] ? netlink_deliver_tap+0x131/0xab0 [ 66.452286][ T6876] ? netlink_deliver_tap+0x136/0xab0 [ 66.457573][ T6876] netlink_unicast+0x42e/0x700 [ 66.462481][ T6876] ? netlink_attachskb+0x750/0x750 [ 66.467589][ T6876] ? __build_skb_around+0x1f3/0x2b0 [ 66.472901][ T6876] netlink_sendmsg+0x706/0xbf0 [ 66.477672][ T6876] ? netlink_unicast+0x700/0x700 [ 66.482618][ T6876] ? netlink_unicast+0x700/0x700 [ 66.487915][ T6876] sock_sendmsg+0xab/0xe0 [ 66.492243][ T6876] ____sys_sendmsg+0x5bf/0x7a0 [ 66.497097][ T6876] ? kernel_sendmsg+0x30/0x30 [ 66.501753][ T6876] ? do_recvmmsg+0x550/0x550 [ 66.506497][ T6876] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 66.512629][ T6876] ___sys_sendmsg+0xd3/0x150 [ 66.517208][ T6876] ? sendmsg_copy_msghdr+0x110/0x110 [ 66.522901][ T6876] ? find_held_lock+0x2d/0x110 [ 66.527661][ T6876] ? check_preemption_disabled+0x36/0xf0 [ 66.533360][ T6876] ? lock_release+0x424/0x7e0 [ 66.538106][ T6876] ? __fget_files+0x17c/0x2e0 [ 66.543043][ T6876] ? lock_downgrade+0x7b0/0x7b0 [ 66.548054][ T6876] ? lock_release+0x424/0x7e0 [ 66.552913][ T6876] ? ksys_write+0x181/0x1d0 [ 66.557586][ T6876] ? check_preemption_disabled+0x36/0xf0 [ 66.563384][ T6876] ? lock_is_held_type+0xfa/0x130 [ 66.568552][ T6876] ? __fget_files+0x194/0x2e0 [ 66.573247][ T6876] ? __fget_light+0xbe/0x220 [ 66.578109][ T6876] __sys_sendmsg+0xb2/0x140 [ 66.582825][ T6876] ? __sys_sendmsg_sock+0x10/0x10 [ 66.587942][ T6876] ? check_preemption_disabled+0x36/0xf0 [ 66.593783][ T6876] ? syscall_enter_from_user_mode+0x1d/0x60 [ 66.599771][ T6876] ? lockdep_hardirqs_on+0x54/0x100 [ 66.605051][ T6876] do_syscall_64+0x35/0xb0 [ 66.609806][ T6876] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 66.615674][ T6876] RIP: 0033:0x464d29 [ 66.619773][ T6876] 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 [ 66.639982][ T6876] RSP: 002b:00007fb074e9d188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 66.648487][ T6876] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 66.656743][ T6876] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 66.664705][ T6876] RBP: 00007fb074e9d1d0 R08: 0000000000000000 R09: 0000000000000000 [ 66.672862][ T6876] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 66.680825][ T6876] R13: 00007ffea1700bdf R14: 00007fb074e9d300 R15: 0000000000022000 [ 66.778244][ T6876] A link change request failed with some changes committed already. Interface caif0 may have been left with an inconsistent configuration, please check. [ 66.854476][ T6921] FAULT_INJECTION: forcing a failure. [ 66.854476][ T6921] name failslab, interval 1, probability 0, space 0, times 0 [ 66.916972][ T6921] CPU: 0 PID: 6921 Comm: syz-executor.3 Not tainted 5.15.0-rc6-syzkaller #0 [ 66.925769][ T6921] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.935816][ T6921] Call Trace: [ 66.939093][ T6921] dump_stack_lvl+0xbd/0xe2 [ 66.943613][ T6921] should_fail.cold+0x5/0xa [ 66.948554][ T6921] should_failslab+0x5/0x10 [ 66.953243][ T6921] kmem_cache_alloc_trace+0x57/0x440 [ 66.958646][ T6921] nsim_fib_event_nb+0x141/0xa60 [ 66.963683][ T6921] ? lock_release+0x424/0x7e0 [ 66.968455][ T6921] ? call_fib_notifiers+0xaf/0x1d0 [ 66.973660][ T6921] notifier_call_chain+0x94/0x170 [ 66.979047][ T6921] atomic_notifier_call_chain+0x54/0xf0 [ 66.984684][ T6921] call_fib_notifiers+0xd5/0x1d0 [ 66.989849][ T6921] fib_notify_alias_delete+0x27d/0x360 [ 66.995585][ T6921] ? fib_route_seq_start+0x410/0x410 [ 67.001090][ T6921] ? lockdep_rtnl_is_held+0x11/0x20 [ 67.006383][ T6921] fib_table_delete+0x4ca/0xa30 [ 67.011467][ T6921] ? fib_table_lookup+0x1cd0/0x1cd0 [ 67.016885][ T6921] fib_magic+0x29f/0x470 [ 67.021348][ T6921] ? fib_new_table+0x3f0/0x3f0 [ 67.026645][ T6921] ? lock_release+0x7e0/0x7e0 [ 67.031517][ T6921] fib_del_ifaddr+0x934/0xfb0 [ 67.036206][ T6921] fib_inetaddr_event+0x9a/0x260 [ 67.041487][ T6921] notifier_call_chain+0x94/0x170 [ 67.046608][ T6921] blocking_notifier_call_chain+0x5d/0x80 [ 67.052626][ T6921] __inet_del_ifa+0x394/0xcf0 [ 67.057400][ T6921] ? lock_is_held_type+0xfa/0x130 [ 67.062690][ T6921] ? check_preemption_disabled+0x36/0xf0 [ 67.068590][ T6921] ? lock_is_held_type+0xfa/0x130 [ 67.074057][ T6921] inetdev_event+0x4e5/0x1190 [ 67.078761][ T6921] ? devinet_init_net+0x5b0/0x5b0 [ 67.084098][ T6921] ? _raw_spin_unlock_irqrestore+0x2d/0x90 [ 67.090007][ T6921] ? skb_dequeue+0x110/0x1a0 [ 67.095483][ T6921] notifier_call_chain+0x94/0x170 [ 67.100603][ T6921] __dev_change_net_namespace+0x373/0x1120 [ 67.106546][ T6921] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 67.112291][ T6921] ? check_preemption_disabled+0x36/0xf0 [ 67.118284][ T6921] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 67.123602][ T6921] ? security_capable+0x4c/0x90 [ 67.128487][ T6921] ? ns_capable+0x4c/0xc0 [ 67.132826][ T6921] do_setlink+0x20f/0x2d60 [ 67.137277][ T6921] ? rtnetlink_put_metrics+0x480/0x480 [ 67.143028][ T6921] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 67.149199][ T6921] ? lock_chain_count+0x20/0x20 [ 67.154396][ T6921] ? mark_lock+0xf0/0x15f0 [ 67.158947][ T6921] ? lock_chain_count+0x20/0x20 [ 67.163798][ T6921] ? find_held_lock+0x2d/0x110 [ 67.168572][ T6921] ? memset+0x20/0x40 [ 67.172567][ T6921] ? __nla_validate_parse+0xb2/0x1fd0 [ 67.178056][ T6921] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 67.184125][ T6921] ? nla_get_range_signed+0x540/0x540 [ 67.189660][ T6921] ? __lock_acquire+0xbe2/0x52b0 [ 67.194614][ T6921] __rtnl_newlink+0xaf5/0x13e0 [ 67.199396][ T6921] ? lock_is_held_type+0xfa/0x130 [ 67.204426][ T6921] ? rtnl_setlink+0x330/0x330 [ 67.209115][ T6921] ? check_preemption_disabled+0x36/0xf0 [ 67.214764][ T6921] ? lock_release+0x424/0x7e0 [ 67.219508][ T6921] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 67.225580][ T6921] ? is_bpf_text_address+0x65/0xe0 [ 67.230791][ T6921] ? kernel_text_address+0xbd/0xf0 [ 67.235908][ T6921] ? __kernel_text_address+0x9/0x30 [ 67.241321][ T6921] ? unwind_get_return_address+0x51/0x90 [ 67.247168][ T6921] ? create_prof_cpu_mask+0x20/0x20 [ 67.252469][ T6921] ? arch_stack_walk+0x93/0xe0 [ 67.257421][ T6921] ? stack_trace_save+0x8c/0xc0 [ 67.262376][ T6921] ? stack_trace_consume_entry+0x160/0x160 [ 67.268199][ T6921] ? mark_held_locks+0x9f/0xe0 [ 67.273093][ T6921] ? kmem_cache_alloc_trace+0x40/0x440 [ 67.278742][ T6921] ? lock_is_held_type+0xfa/0x130 [ 67.283855][ T6921] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 67.289386][ T6921] ? trace_kmalloc+0x32/0xf0 [ 67.294128][ T6921] ? kmem_cache_alloc_trace+0x20b/0x440 [ 67.299756][ T6921] rtnl_newlink+0x5a/0x90 [ 67.304076][ T6921] rtnetlink_rcv_msg+0x31d/0x8d0 [ 67.309087][ T6921] ? rtnl_newlink+0x90/0x90 [ 67.313601][ T6921] ? check_preemption_disabled+0x36/0xf0 [ 67.319331][ T6921] ? netdev_core_pick_tx+0x290/0x290 [ 67.324680][ T6921] ? lock_acquire+0x180/0x5d0 [ 67.329338][ T6921] netlink_rcv_skb+0x118/0x370 [ 67.334181][ T6921] ? rtnl_newlink+0x90/0x90 [ 67.338665][ T6921] ? netlink_ack+0x930/0x930 [ 67.343418][ T6921] ? netlink_deliver_tap+0x131/0xab0 [ 67.348717][ T6921] ? netlink_deliver_tap+0x136/0xab0 [ 67.354102][ T6921] netlink_unicast+0x42e/0x700 [ 67.359151][ T6921] ? netlink_attachskb+0x750/0x750 [ 67.364416][ T6921] ? __build_skb_around+0x1f3/0x2b0 [ 67.369613][ T6921] netlink_sendmsg+0x706/0xbf0 [ 67.374392][ T6921] ? netlink_unicast+0x700/0x700 [ 67.379323][ T6921] ? netlink_unicast+0x700/0x700 [ 67.384594][ T6921] sock_sendmsg+0xab/0xe0 [ 67.389200][ T6921] ____sys_sendmsg+0x5bf/0x7a0 [ 67.393946][ T6921] ? kernel_sendmsg+0x30/0x30 [ 67.399127][ T6921] ? do_recvmmsg+0x550/0x550 [ 67.403715][ T6921] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 67.409893][ T6921] ___sys_sendmsg+0xd3/0x150 [ 67.414474][ T6921] ? sendmsg_copy_msghdr+0x110/0x110 [ 67.419950][ T6921] ? find_held_lock+0x2d/0x110 [ 67.425305][ T6921] ? check_preemption_disabled+0x36/0xf0 [ 67.430933][ T6921] ? lock_release+0x424/0x7e0 [ 67.435604][ T6921] ? __fget_files+0x17c/0x2e0 [ 67.440261][ T6921] ? lock_downgrade+0x7b0/0x7b0 [ 67.445113][ T6921] ? lock_release+0x424/0x7e0 [ 67.449768][ T6921] ? ksys_write+0x181/0x1d0 [ 67.454430][ T6921] ? check_preemption_disabled+0x36/0xf0 [ 67.460102][ T6921] ? lock_is_held_type+0xfa/0x130 [ 67.465202][ T6921] ? __fget_files+0x194/0x2e0 [ 67.470129][ T6921] ? __fget_light+0xbe/0x220 [ 67.474836][ T6921] __sys_sendmsg+0xb2/0x140 [ 67.479329][ T6921] ? __sys_sendmsg_sock+0x10/0x10 [ 67.484374][ T6921] ? check_preemption_disabled+0x36/0xf0 [ 67.490502][ T6921] ? syscall_enter_from_user_mode+0x1d/0x60 [ 67.496778][ T6921] ? lockdep_hardirqs_on+0x54/0x100 [ 67.502141][ T6921] do_syscall_64+0x35/0xb0 [ 67.506546][ T6921] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 67.512429][ T6921] RIP: 0033:0x464d29 [ 67.516392][ T6921] 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 [ 67.536822][ T6921] RSP: 002b:00007fa5c9d5a188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 67.545675][ T6921] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 67.554345][ T6921] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 67.562293][ T6921] RBP: 00007fa5c9d5a1d0 R08: 0000000000000000 R09: 0000000000000000 [ 67.570240][ T6921] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 67.578193][ T6921] R13: 00007ffe85e6b84f R14: 00007fa5c9d5a300 R15: 0000000000022000 [ 67.670585][ T6951] FAULT_INJECTION: forcing a failure. [ 67.670585][ T6951] name failslab, interval 1, probability 0, space 0, times 0 [ 67.683778][ T6951] CPU: 1 PID: 6951 Comm: syz-executor.1 Not tainted 5.15.0-rc6-syzkaller #0 [ 67.692824][ T6951] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.703357][ T6951] Call Trace: [ 67.707275][ T6951] dump_stack_lvl+0xbd/0xe2 [ 67.711784][ T6951] should_fail.cold+0x5/0xa [ 67.716500][ T6951] ? mark_held_locks+0x9f/0xe0 [ 67.721494][ T6951] should_failslab+0x5/0x10 [ 67.725993][ T6951] kmem_cache_alloc_node_trace+0x66/0x570 [ 67.731716][ T6951] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 67.737364][ T6951] __kmalloc_node_track_caller+0x38/0x60 [ 67.743185][ T6951] __alloc_skb+0x8b/0x280 [ 67.747697][ T6951] inet6_rt_notify+0xd1/0x270 [ 67.753078][ T6951] fib6_del+0xccc/0x14e0 [ 67.757417][ T6951] ? fib6_locate+0xd0/0xd0 [ 67.761837][ T6951] ? lock_chain_count+0x20/0x20 [ 67.766688][ T6951] ? kernel_text_address+0xbd/0xf0 [ 67.772218][ T6951] fib6_clean_node+0x2f7/0x4a0 [ 67.777094][ T6951] ? find_held_lock+0x2d/0x110 [ 67.782329][ T6951] ? fib6_del+0x14e0/0x14e0 [ 67.786846][ T6951] fib6_walk_continue+0x33c/0x720 [ 67.791987][ T6951] ? fib6_walk+0x160/0x330 [ 67.796404][ T6951] ? lockdep_hardirqs_on+0x54/0x100 [ 67.802361][ T6951] fib6_walk+0x168/0x330 [ 67.806716][ T6951] fib6_clean_tree+0xaa/0xe0 [ 67.812095][ T6951] ? fib6_walk+0x330/0x330 [ 67.816521][ T6951] ? fib6_del+0x14e0/0x14e0 [ 67.821643][ T6951] ? rwlock_bug.part.0+0x90/0x90 [ 67.826581][ T6951] ? fib6_ifup+0x260/0x260 [ 67.831100][ T6951] __fib6_clean_all+0xd8/0x1e0 [ 67.835864][ T6951] ? fib6_ifup+0x260/0x260 [ 67.840462][ T6951] rt6_disable_ip+0x5c6/0x6c0 [ 67.845320][ T6951] ? mark_lock+0xf0/0x15f0 [ 67.850188][ T6951] ? lock_release+0x424/0x7e0 [ 67.855220][ T6951] ? rt6_sync_down_dev+0x110/0x110 [ 67.860428][ T6951] ? lock_chain_count+0x20/0x20 [ 67.865463][ T6951] addrconf_ifdown.isra.0+0xd0/0x1160 [ 67.871015][ T6951] ? find_held_lock+0x2d/0x110 [ 67.875789][ T6951] ? add_v4_addrs+0x680/0x680 [ 67.880462][ T6951] ? check_preemption_disabled+0x36/0xf0 [ 67.886193][ T6951] ? lock_is_held_type+0xfa/0x130 [ 67.891251][ T6951] addrconf_notify+0x37d/0x1510 [ 67.896102][ T6951] ? __local_bh_enable_ip+0x11f/0x220 [ 67.901478][ T6951] ? clusterip_netdev_event+0x34e/0x550 [ 67.907149][ T6951] notifier_call_chain+0x94/0x170 [ 67.912276][ T6951] dev_close_many+0x28c/0x560 [ 67.917046][ T6951] ? __netdev_adjacent_dev_insert+0x980/0x980 [ 67.923131][ T6951] __dev_change_net_namespace+0xb88/0x1120 [ 67.929026][ T6951] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 67.934688][ T6951] ? check_preemption_disabled+0x36/0xf0 [ 67.940592][ T6951] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 67.946013][ T6951] ? security_capable+0x4c/0x90 [ 67.951045][ T6951] ? ns_capable+0x4c/0xc0 [ 67.955487][ T6951] do_setlink+0x20f/0x2d60 [ 67.959907][ T6951] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 67.966063][ T6951] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 67.972045][ T6951] ? rtnetlink_put_metrics+0x480/0x480 [ 67.978048][ T6951] ? mark_lock+0xf0/0x15f0 [ 67.982472][ T6951] ? mark_lock+0xf0/0x15f0 [ 67.986996][ T6951] ? lock_chain_count+0x20/0x20 [ 67.991839][ T6951] ? __lock_acquire+0xbe2/0x52b0 [ 67.996782][ T6951] ? lock_chain_count+0x20/0x20 [ 68.001639][ T6951] ? mark_lock+0xf0/0x15f0 [ 68.006061][ T6951] ? memset+0x20/0x40 [ 68.010047][ T6951] ? __nla_validate_parse+0xb2/0x1fd0 [ 68.015435][ T6951] ? lock_chain_count+0x20/0x20 [ 68.020289][ T6951] ? nla_get_range_signed+0x540/0x540 [ 68.025672][ T6951] ? __lock_acquire+0xbe2/0x52b0 [ 68.030702][ T6951] __rtnl_newlink+0xaf5/0x13e0 [ 68.035475][ T6951] ? lock_is_held_type+0xfa/0x130 [ 68.040580][ T6951] ? rtnl_setlink+0x330/0x330 [ 68.045255][ T6951] ? check_preemption_disabled+0x36/0xf0 [ 68.050886][ T6951] ? lock_release+0x424/0x7e0 [ 68.055743][ T6951] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 68.061905][ T6951] ? is_bpf_text_address+0x65/0xe0 [ 68.067361][ T6951] ? kernel_text_address+0xbd/0xf0 [ 68.072563][ T6951] ? __kernel_text_address+0x9/0x30 [ 68.077843][ T6951] ? unwind_get_return_address+0x51/0x90 [ 68.083473][ T6951] ? create_prof_cpu_mask+0x20/0x20 [ 68.088673][ T6951] ? arch_stack_walk+0x93/0xe0 [ 68.093644][ T6951] ? stack_trace_save+0x8c/0xc0 [ 68.098497][ T6951] ? stack_trace_consume_entry+0x160/0x160 [ 68.104385][ T6951] ? mark_held_locks+0x9f/0xe0 [ 68.109288][ T6951] ? kmem_cache_alloc_trace+0x40/0x440 [ 68.114937][ T6951] ? lock_is_held_type+0xfa/0x130 [ 68.120238][ T6951] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 68.125874][ T6951] ? trace_kmalloc+0x32/0xf0 [ 68.130567][ T6951] ? kmem_cache_alloc_trace+0x20b/0x440 [ 68.136128][ T6951] rtnl_newlink+0x5a/0x90 [ 68.140516][ T6951] rtnetlink_rcv_msg+0x31d/0x8d0 [ 68.145460][ T6951] ? rtnl_newlink+0x90/0x90 [ 68.150325][ T6951] ? check_preemption_disabled+0x36/0xf0 [ 68.155983][ T6951] ? netdev_core_pick_tx+0x290/0x290 [ 68.161378][ T6951] ? lock_acquire+0x180/0x5d0 [ 68.166147][ T6951] netlink_rcv_skb+0x118/0x370 [ 68.170912][ T6951] ? rtnl_newlink+0x90/0x90 [ 68.175517][ T6951] ? netlink_ack+0x930/0x930 [ 68.180238][ T6951] ? netlink_deliver_tap+0x131/0xab0 [ 68.185617][ T6951] ? netlink_deliver_tap+0x136/0xab0 [ 68.191519][ T6951] netlink_unicast+0x42e/0x700 [ 68.196554][ T6951] ? netlink_attachskb+0x750/0x750 [ 68.202191][ T6951] ? __build_skb_around+0x1f3/0x2b0 [ 68.207663][ T6951] netlink_sendmsg+0x706/0xbf0 [ 68.213015][ T6951] ? netlink_unicast+0x700/0x700 [ 68.218143][ T6951] ? netlink_unicast+0x700/0x700 [ 68.223084][ T6951] sock_sendmsg+0xab/0xe0 [ 68.227417][ T6951] ____sys_sendmsg+0x5bf/0x7a0 [ 68.232714][ T6951] ? kernel_sendmsg+0x30/0x30 [ 68.237566][ T6951] ? do_recvmmsg+0x550/0x550 [ 68.242596][ T6951] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 68.249058][ T6951] ___sys_sendmsg+0xd3/0x150 [ 68.254742][ T6951] ? sendmsg_copy_msghdr+0x110/0x110 [ 68.260237][ T6951] ? find_held_lock+0x2d/0x110 [ 68.265091][ T6951] ? check_preemption_disabled+0x36/0xf0 [ 68.271354][ T6951] ? lock_release+0x424/0x7e0 [ 68.276503][ T6951] ? __fget_files+0x17c/0x2e0 [ 68.281184][ T6951] ? lock_downgrade+0x7b0/0x7b0 [ 68.286210][ T6951] ? lock_release+0x424/0x7e0 [ 68.290992][ T6951] ? ksys_write+0x181/0x1d0 [ 68.295589][ T6951] ? check_preemption_disabled+0x36/0xf0 [ 68.301654][ T6951] ? lock_is_held_type+0xfa/0x130 [ 68.307250][ T6951] ? __fget_files+0x194/0x2e0 [ 68.312075][ T6951] ? __fget_light+0xbe/0x220 [ 68.316760][ T6951] __sys_sendmsg+0xb2/0x140 [ 68.321860][ T6951] ? __sys_sendmsg_sock+0x10/0x10 [ 68.327362][ T6951] ? check_preemption_disabled+0x36/0xf0 [ 68.333173][ T6951] ? syscall_enter_from_user_mode+0x1d/0x60 [ 68.339199][ T6951] ? lockdep_hardirqs_on+0x54/0x100 [ 68.344527][ T6951] do_syscall_64+0x35/0xb0 [ 68.349008][ T6951] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 68.354893][ T6951] RIP: 0033:0x464d29 [ 68.358787][ T6951] 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 [ 68.378575][ T6951] RSP: 002b:00007fee05e66188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 68.387181][ T6951] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 68.395175][ T6951] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 68.403266][ T6951] RBP: 00007fee05e661d0 R08: 0000000000000000 R09: 0000000000000000 [ 68.411374][ T6951] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 68.419870][ T6951] R13: 00007ffe038b269f R14: 00007fee05e66300 R15: 0000000000022000 [ 68.489750][ T6952] FAULT_INJECTION: forcing a failure. [ 68.489750][ T6952] name failslab, interval 1, probability 0, space 0, times 0 [ 68.502480][ T6952] CPU: 1 PID: 6952 Comm: syz-executor.0 Not tainted 5.15.0-rc6-syzkaller #0 [ 68.511272][ T6952] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.521600][ T6952] Call Trace: [ 68.524881][ T6952] dump_stack_lvl+0xbd/0xe2 [ 68.529520][ T6952] should_fail.cold+0x5/0xa [ 68.534104][ T6952] ? mark_held_locks+0x9f/0xe0 [ 68.538962][ T6952] should_failslab+0x5/0x10 [ 68.543563][ T6952] kmem_cache_alloc_node_trace+0x66/0x570 [ 68.549714][ T6952] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 68.555273][ T6952] __kmalloc_node_track_caller+0x38/0x60 [ 68.561014][ T6952] __alloc_skb+0x8b/0x280 [ 68.565357][ T6952] inet6_rt_notify+0xd1/0x270 [ 68.570044][ T6952] fib6_del+0xccc/0x14e0 [ 68.574492][ T6952] ? fib6_locate+0xd0/0xd0 [ 68.579016][ T6952] ? lock_chain_count+0x20/0x20 [ 68.584062][ T6952] ? kernel_text_address+0xbd/0xf0 2021/10/21 22:59:04 executed programs: 45 [ 68.589355][ T6952] fib6_clean_node+0x2f7/0x4a0 [ 68.594376][ T6952] ? find_held_lock+0x2d/0x110 [ 68.599366][ T6952] ? fib6_del+0x14e0/0x14e0 [ 68.604346][ T6952] fib6_walk_continue+0x33c/0x720 [ 68.609952][ T6952] ? fib6_walk+0x160/0x330 [ 68.614634][ T6952] ? lockdep_hardirqs_on+0x54/0x100 [ 68.620133][ T6952] fib6_walk+0x168/0x330 [ 68.624412][ T6952] fib6_clean_tree+0xaa/0xe0 [ 68.629392][ T6952] ? fib6_walk+0x330/0x330 [ 68.633997][ T6952] ? fib6_del+0x14e0/0x14e0 [ 68.638506][ T6952] ? rwlock_bug.part.0+0x90/0x90 [ 68.647497][ T6952] ? fib6_ifup+0x260/0x260 [ 68.652315][ T6952] __fib6_clean_all+0xd8/0x1e0 [ 68.658105][ T6952] ? fib6_ifup+0x260/0x260 [ 68.662660][ T6952] rt6_disable_ip+0x5c6/0x6c0 [ 68.668388][ T6952] ? mark_lock+0xf0/0x15f0 [ 68.673189][ T6952] ? lock_release+0x424/0x7e0 [ 68.678048][ T6952] ? rt6_sync_down_dev+0x110/0x110 [ 68.683334][ T6952] ? lock_chain_count+0x20/0x20 [ 68.688648][ T6952] addrconf_ifdown.isra.0+0xd0/0x1160 [ 68.694141][ T6952] ? find_held_lock+0x2d/0x110 [ 68.699190][ T6952] ? add_v4_addrs+0x680/0x680 [ 68.703978][ T6952] ? check_preemption_disabled+0x36/0xf0 [ 68.710350][ T6952] ? lock_is_held_type+0xfa/0x130 [ 68.715507][ T6952] addrconf_notify+0x37d/0x1510 [ 68.720529][ T6952] ? __local_bh_enable_ip+0x11f/0x220 [ 68.726032][ T6952] ? clusterip_netdev_event+0x34e/0x550 [ 68.732374][ T6952] notifier_call_chain+0x94/0x170 [ 68.737583][ T6952] dev_close_many+0x28c/0x560 [ 68.742432][ T6952] ? __netdev_adjacent_dev_insert+0x980/0x980 [ 68.748501][ T6952] __dev_change_net_namespace+0xb88/0x1120 [ 68.754311][ T6952] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 68.760164][ T6952] ? check_preemption_disabled+0x36/0xf0 [ 68.765802][ T6952] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 68.770997][ T6952] ? security_capable+0x4c/0x90 [ 68.775845][ T6952] ? ns_capable+0x4c/0xc0 [ 68.780177][ T6952] do_setlink+0x20f/0x2d60 [ 68.784593][ T6952] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 68.790559][ T6952] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 68.797153][ T6952] ? rtnetlink_put_metrics+0x480/0x480 [ 68.802631][ T6952] ? mark_lock+0xf0/0x15f0 [ 68.807452][ T6952] ? mark_lock+0xf0/0x15f0 [ 68.811858][ T6952] ? lock_chain_count+0x20/0x20 [ 68.817018][ T6952] ? __lock_acquire+0xbe2/0x52b0 [ 68.821954][ T6952] ? lock_chain_count+0x20/0x20 [ 68.826796][ T6952] ? mark_lock+0xf0/0x15f0 [ 68.831206][ T6952] ? memset+0x20/0x40 [ 68.835269][ T6952] ? __nla_validate_parse+0xb2/0x1fd0 [ 68.840809][ T6952] ? lock_chain_count+0x20/0x20 [ 68.845775][ T6952] ? nla_get_range_signed+0x540/0x540 [ 68.851226][ T6952] ? __lock_acquire+0xbe2/0x52b0 [ 68.856175][ T6952] __rtnl_newlink+0xaf5/0x13e0 [ 68.861044][ T6952] ? lock_is_held_type+0xfa/0x130 [ 68.866157][ T6952] ? rtnl_setlink+0x330/0x330 [ 68.870828][ T6952] ? check_preemption_disabled+0x36/0xf0 [ 68.876569][ T6952] ? lock_release+0x424/0x7e0 [ 68.881320][ T6952] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 68.887482][ T6952] ? is_bpf_text_address+0x65/0xe0 [ 68.892582][ T6952] ? kernel_text_address+0xbd/0xf0 [ 68.897690][ T6952] ? __kernel_text_address+0x9/0x30 [ 68.902886][ T6952] ? unwind_get_return_address+0x51/0x90 [ 68.908520][ T6952] ? create_prof_cpu_mask+0x20/0x20 [ 68.913799][ T6952] ? arch_stack_walk+0x93/0xe0 [ 68.918824][ T6952] ? stack_trace_save+0x8c/0xc0 [ 68.923759][ T6952] ? stack_trace_consume_entry+0x160/0x160 [ 68.929578][ T6952] ? kmem_cache_alloc_trace+0x40/0x440 [ 68.935345][ T6952] ? lock_is_held_type+0xfa/0x130 [ 68.940456][ T6952] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 68.946145][ T6952] ? trace_kmalloc+0x32/0xf0 [ 68.950800][ T6952] ? kmem_cache_alloc_trace+0x20b/0x440 [ 68.956581][ T6952] rtnl_newlink+0x5a/0x90 [ 68.960998][ T6952] rtnetlink_rcv_msg+0x31d/0x8d0 [ 68.966024][ T6952] ? rtnl_newlink+0x90/0x90 [ 68.970526][ T6952] ? check_preemption_disabled+0x36/0xf0 [ 68.976154][ T6952] ? netdev_core_pick_tx+0x290/0x290 [ 68.981452][ T6952] ? lock_acquire+0x180/0x5d0 [ 68.986133][ T6952] netlink_rcv_skb+0x118/0x370 [ 68.990875][ T6952] ? rtnl_newlink+0x90/0x90 [ 68.995359][ T6952] ? netlink_ack+0x930/0x930 [ 68.999946][ T6952] ? netlink_deliver_tap+0x131/0xab0 [ 69.005267][ T6952] ? netlink_deliver_tap+0x136/0xab0 [ 69.010644][ T6952] netlink_unicast+0x42e/0x700 [ 69.015411][ T6952] ? netlink_attachskb+0x750/0x750 [ 69.020592][ T6952] ? __build_skb_around+0x1f3/0x2b0 [ 69.025802][ T6952] netlink_sendmsg+0x706/0xbf0 [ 69.030560][ T6952] ? netlink_unicast+0x700/0x700 [ 69.035491][ T6952] ? netlink_unicast+0x700/0x700 [ 69.040599][ T6952] sock_sendmsg+0xab/0xe0 [ 69.044926][ T6952] ____sys_sendmsg+0x5bf/0x7a0 [ 69.049777][ T6952] ? kernel_sendmsg+0x30/0x30 [ 69.054622][ T6952] ? do_recvmmsg+0x550/0x550 [ 69.059306][ T6952] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 69.065371][ T6952] ___sys_sendmsg+0xd3/0x150 [ 69.069969][ T6952] ? sendmsg_copy_msghdr+0x110/0x110 [ 69.075330][ T6952] ? find_held_lock+0x2d/0x110 [ 69.080099][ T6952] ? check_preemption_disabled+0x36/0xf0 [ 69.085789][ T6952] ? lock_release+0x424/0x7e0 [ 69.090444][ T6952] ? __fget_files+0x17c/0x2e0 [ 69.095220][ T6952] ? lock_downgrade+0x7b0/0x7b0 [ 69.100236][ T6952] ? lock_release+0x424/0x7e0 [ 69.104903][ T6952] ? ksys_write+0x181/0x1d0 [ 69.109424][ T6952] ? check_preemption_disabled+0x36/0xf0 [ 69.115152][ T6952] ? lock_is_held_type+0xfa/0x130 [ 69.120352][ T6952] ? __fget_files+0x194/0x2e0 [ 69.125119][ T6952] ? __fget_light+0xbe/0x220 [ 69.129710][ T6952] __sys_sendmsg+0xb2/0x140 [ 69.134381][ T6952] ? __sys_sendmsg_sock+0x10/0x10 [ 69.139409][ T6952] ? check_preemption_disabled+0x36/0xf0 [ 69.145041][ T6952] ? syscall_enter_from_user_mode+0x1d/0x60 [ 69.151215][ T6952] ? lockdep_hardirqs_on+0x54/0x100 [ 69.156812][ T6952] do_syscall_64+0x35/0xb0 [ 69.161224][ T6952] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 69.167308][ T6952] RIP: 0033:0x464d29 [ 69.171190][ T6952] 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 [ 69.191453][ T6952] RSP: 002b:00007fb074e9d188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 69.200571][ T6952] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 69.208802][ T6952] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 69.218206][ T6952] RBP: 00007fb074e9d1d0 R08: 0000000000000000 R09: 0000000000000000 [ 69.226278][ T6952] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 69.234362][ T6952] R13: 00007ffea1700bdf R14: 00007fb074e9d300 R15: 0000000000022000 [ 69.307164][ T6961] __nla_validate_parse: 15 callbacks suppressed [ 69.307173][ T6961] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 69.337388][ T6971] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 69.388496][ T6974] FAULT_INJECTION: forcing a failure. [ 69.388496][ T6974] name failslab, interval 1, probability 0, space 0, times 0 [ 69.401503][ T6974] CPU: 0 PID: 6974 Comm: syz-executor.5 Not tainted 5.15.0-rc6-syzkaller #0 [ 69.411206][ T6974] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.421512][ T6974] Call Trace: [ 69.424779][ T6974] dump_stack_lvl+0xbd/0xe2 [ 69.429384][ T6974] should_fail.cold+0x5/0xa [ 69.433879][ T6974] should_failslab+0x5/0x10 [ 69.438366][ T6974] kmem_cache_alloc_node_trace+0x66/0x570 [ 69.444524][ T6974] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 69.450142][ T6974] __kmalloc_node_track_caller+0x38/0x60 [ 69.455842][ T6974] __alloc_skb+0x8b/0x280 [ 69.460337][ T6974] rtmsg_ifinfo_build_skb+0x6d/0x160 [ 69.465712][ T6974] rtmsg_ifinfo_newnet+0x5d/0x110 [ 69.471019][ T6974] __dev_change_net_namespace+0x3ee/0x1120 [ 69.476954][ T6974] ? check_preemption_disabled+0x36/0xf0 [ 69.482566][ T6974] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 69.487861][ T6974] ? security_capable+0x4c/0x90 [ 69.492777][ T6974] ? ns_capable+0x4c/0xc0 [ 69.497087][ T6974] do_setlink+0x20f/0x2d60 [ 69.501482][ T6974] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 69.507528][ T6974] ? __kernel_text_address+0x9/0x30 [ 69.512709][ T6974] ? rtnetlink_put_metrics+0x480/0x480 [ 69.518152][ T6974] ? mark_lock+0xf0/0x15f0 [ 69.522540][ T6974] ? mark_lock+0xf0/0x15f0 [ 69.526936][ T6974] ? lock_chain_count+0x20/0x20 [ 69.531861][ T6974] ? __lock_acquire+0xbe2/0x52b0 [ 69.536790][ T6974] ? lock_chain_count+0x20/0x20 [ 69.541617][ T6974] ? mark_lock+0xf0/0x15f0 [ 69.546023][ T6974] ? memset+0x20/0x40 [ 69.550315][ T6974] ? __nla_validate_parse+0xb2/0x1fd0 [ 69.555680][ T6974] ? lock_chain_count+0x20/0x20 [ 69.560600][ T6974] ? nla_get_range_signed+0x540/0x540 [ 69.565957][ T6974] ? __lock_acquire+0xbe2/0x52b0 [ 69.571421][ T6974] __rtnl_newlink+0xaf5/0x13e0 [ 69.576367][ T6974] ? lock_is_held_type+0xfa/0x130 [ 69.581509][ T6974] ? rtnl_setlink+0x330/0x330 [ 69.586544][ T6974] ? check_preemption_disabled+0x36/0xf0 [ 69.592630][ T6974] ? lock_release+0x424/0x7e0 [ 69.597291][ T6974] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 69.603414][ T6974] ? is_bpf_text_address+0x65/0xe0 [ 69.608861][ T6974] ? kernel_text_address+0xbd/0xf0 [ 69.614076][ T6974] ? __kernel_text_address+0x9/0x30 [ 69.619456][ T6974] ? unwind_get_return_address+0x51/0x90 [ 69.625238][ T6974] ? create_prof_cpu_mask+0x20/0x20 [ 69.630425][ T6974] ? arch_stack_walk+0x93/0xe0 [ 69.635173][ T6974] ? stack_trace_save+0x8c/0xc0 [ 69.640109][ T6974] ? stack_trace_consume_entry+0x160/0x160 [ 69.645891][ T6974] ? mark_held_locks+0x9f/0xe0 [ 69.650671][ T6974] ? kmem_cache_alloc_trace+0x40/0x440 [ 69.656134][ T6974] ? lock_is_held_type+0xfa/0x130 [ 69.661140][ T6974] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 69.666661][ T6974] ? trace_kmalloc+0x32/0xf0 [ 69.671227][ T6974] ? kmem_cache_alloc_trace+0x20b/0x440 [ 69.676769][ T6974] rtnl_newlink+0x5a/0x90 [ 69.681074][ T6974] rtnetlink_rcv_msg+0x31d/0x8d0 [ 69.685997][ T6974] ? rtnl_newlink+0x90/0x90 [ 69.690680][ T6974] ? check_preemption_disabled+0x36/0xf0 [ 69.696306][ T6974] ? netdev_core_pick_tx+0x290/0x290 [ 69.701678][ T6974] ? lock_acquire+0x180/0x5d0 [ 69.706670][ T6974] netlink_rcv_skb+0x118/0x370 [ 69.711415][ T6974] ? rtnl_newlink+0x90/0x90 [ 69.716038][ T6974] ? netlink_ack+0x930/0x930 [ 69.720856][ T6974] ? netlink_deliver_tap+0x131/0xab0 [ 69.726295][ T6974] ? netlink_deliver_tap+0x136/0xab0 [ 69.731654][ T6974] netlink_unicast+0x42e/0x700 [ 69.736666][ T6974] ? netlink_attachskb+0x750/0x750 [ 69.741849][ T6974] ? __build_skb_around+0x1f3/0x2b0 [ 69.747069][ T6974] netlink_sendmsg+0x706/0xbf0 [ 69.752103][ T6974] ? netlink_unicast+0x700/0x700 [ 69.757230][ T6974] ? netlink_unicast+0x700/0x700 [ 69.762653][ T6974] sock_sendmsg+0xab/0xe0 [ 69.767430][ T6974] ____sys_sendmsg+0x5bf/0x7a0 [ 69.772184][ T6974] ? kernel_sendmsg+0x30/0x30 [ 69.776933][ T6974] ? do_recvmmsg+0x550/0x550 [ 69.781729][ T6974] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 69.787858][ T6974] ___sys_sendmsg+0xd3/0x150 [ 69.792645][ T6974] ? sendmsg_copy_msghdr+0x110/0x110 [ 69.798366][ T6974] ? find_held_lock+0x2d/0x110 [ 69.803218][ T6974] ? check_preemption_disabled+0x36/0xf0 [ 69.809022][ T6974] ? lock_release+0x424/0x7e0 [ 69.813801][ T6974] ? __fget_files+0x17c/0x2e0 [ 69.818686][ T6974] ? lock_downgrade+0x7b0/0x7b0 [ 69.823533][ T6974] ? lock_release+0x424/0x7e0 [ 69.828220][ T6974] ? ksys_write+0x181/0x1d0 [ 69.832822][ T6974] ? check_preemption_disabled+0x36/0xf0 [ 69.838632][ T6974] ? lock_is_held_type+0xfa/0x130 [ 69.843639][ T6974] ? __fget_files+0x194/0x2e0 [ 69.848313][ T6974] ? __fget_light+0xbe/0x220 [ 69.852894][ T6974] __sys_sendmsg+0xb2/0x140 [ 69.857380][ T6974] ? __sys_sendmsg_sock+0x10/0x10 [ 69.862386][ T6974] ? check_preemption_disabled+0x36/0xf0 [ 69.868000][ T6974] ? syscall_enter_from_user_mode+0x1d/0x60 [ 69.874301][ T6974] ? lockdep_hardirqs_on+0x54/0x100 [ 69.879477][ T6974] do_syscall_64+0x35/0xb0 [ 69.883871][ T6974] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 69.889849][ T6974] RIP: 0033:0x464d29 [ 69.893724][ T6974] 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 [ 69.913503][ T6974] RSP: 002b:00007f491d734188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 69.921908][ T6974] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 69.930137][ T6974] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 69.938235][ T6974] RBP: 00007f491d7341d0 R08: 0000000000000000 R09: 0000000000000000 [ 69.946805][ T6974] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 69.955026][ T6974] R13: 00007ffe7189608f R14: 00007f491d734300 R15: 0000000000022000 [ 69.982866][ T6974] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 69.994659][ T6979] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 70.027585][ T6986] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 70.050007][ T1017] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 70.076896][ T1017] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 70.132238][ T7004] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 70.165715][ T7005] FAULT_INJECTION: forcing a failure. [ 70.165715][ T7005] name failslab, interval 1, probability 0, space 0, times 0 [ 70.178687][ T7005] CPU: 0 PID: 7005 Comm: syz-executor.1 Not tainted 5.15.0-rc6-syzkaller #0 [ 70.187374][ T7005] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.197440][ T7005] Call Trace: [ 70.200842][ T7005] dump_stack_lvl+0xbd/0xe2 [ 70.205349][ T7005] should_fail.cold+0x5/0xa [ 70.209868][ T7005] should_failslab+0x5/0x10 [ 70.214462][ T7005] kmem_cache_alloc_node+0x60/0x540 [ 70.220715][ T7005] __alloc_skb+0x153/0x280 [ 70.225979][ T7005] __neigh_notify+0x7f/0x110 [ 70.230624][ T7005] neigh_cleanup_and_release+0x5a/0x220 [ 70.236522][ T7005] neigh_flush_dev+0x4a7/0x7e0 [ 70.241563][ T7005] ? lock_release+0x424/0x7e0 [ 70.246541][ T7005] __neigh_ifdown.isra.0+0x44/0x3a0 [ 70.252704][ T7005] ? __local_bh_enable_ip+0x11f/0x220 [ 70.258779][ T7005] ? rt6_disable_ip+0x497/0x6c0 [ 70.263857][ T7005] neigh_ifdown+0x7/0x10 [ 70.268192][ T7005] rt6_disable_ip+0x572/0x6c0 [ 70.273194][ T7005] ? rt6_sync_down_dev+0x110/0x110 [ 70.278313][ T7005] ? lock_chain_count+0x20/0x20 [ 70.283176][ T7005] addrconf_ifdown.isra.0+0xd0/0x1160 [ 70.288897][ T7005] ? find_held_lock+0x2d/0x110 [ 70.293764][ T7005] ? add_v4_addrs+0x680/0x680 [ 70.298880][ T7005] ? check_preemption_disabled+0x36/0xf0 [ 70.304519][ T7005] ? lock_is_held_type+0xfa/0x130 [ 70.309560][ T7005] addrconf_notify+0x37d/0x1510 [ 70.314577][ T7005] ? __local_bh_enable_ip+0x11f/0x220 [ 70.320040][ T7005] ? clusterip_netdev_event+0x34e/0x550 [ 70.325590][ T7005] notifier_call_chain+0x94/0x170 [ 70.330624][ T7005] dev_close_many+0x28c/0x560 [ 70.335493][ T7005] ? __netdev_adjacent_dev_insert+0x980/0x980 [ 70.341659][ T7005] __dev_change_net_namespace+0xb88/0x1120 [ 70.347554][ T7005] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 70.353370][ T7005] ? asm_common_interrupt+0x3/0x40 [ 70.358657][ T7005] ? check_preemption_disabled+0x36/0xf0 [ 70.364564][ T7005] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 70.369948][ T7005] ? security_capable+0x4c/0x90 [ 70.375065][ T7005] ? ns_capable+0x4c/0xc0 [ 70.379497][ T7005] do_setlink+0x20f/0x2d60 [ 70.384005][ T7005] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 70.390190][ T7005] ? rtnetlink_put_metrics+0x480/0x480 [ 70.395749][ T7005] ? mark_lock+0xf0/0x15f0 [ 70.400170][ T7005] ? mark_lock+0xf0/0x15f0 [ 70.404682][ T7005] ? lock_chain_count+0x20/0x20 [ 70.409530][ T7005] ? __lock_acquire+0xbe2/0x52b0 [ 70.414500][ T7005] ? lock_chain_count+0x20/0x20 [ 70.419522][ T7005] ? mark_lock+0xf0/0x15f0 [ 70.423934][ T7005] ? mark_lock+0xf0/0x15f0 [ 70.428521][ T7005] ? memset+0x20/0x40 [ 70.432765][ T7005] ? __nla_validate_parse+0xb2/0x1fd0 [ 70.438148][ T7005] ? lock_chain_count+0x20/0x20 [ 70.443002][ T7005] ? nla_get_range_signed+0x540/0x540 [ 70.448373][ T7005] ? __lock_acquire+0xbe2/0x52b0 [ 70.453325][ T7005] __rtnl_newlink+0xaf5/0x13e0 [ 70.458203][ T7005] ? lock_is_held_type+0xfa/0x130 [ 70.463320][ T7005] ? rtnl_setlink+0x330/0x330 [ 70.467999][ T7005] ? check_preemption_disabled+0x36/0xf0 [ 70.474071][ T7005] ? lock_release+0x424/0x7e0 [ 70.478814][ T7005] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 70.485101][ T7005] ? is_bpf_text_address+0x65/0xe0 [ 70.490212][ T7005] ? kernel_text_address+0xbd/0xf0 [ 70.495330][ T7005] ? __kernel_text_address+0x9/0x30 [ 70.500618][ T7005] ? unwind_get_return_address+0x51/0x90 [ 70.506250][ T7005] ? create_prof_cpu_mask+0x20/0x20 [ 70.511533][ T7005] ? arch_stack_walk+0x93/0xe0 [ 70.516311][ T7005] ? stack_trace_save+0x8c/0xc0 [ 70.521262][ T7005] ? stack_trace_consume_entry+0x160/0x160 [ 70.527204][ T7005] ? kmem_cache_alloc_trace+0x40/0x440 [ 70.532945][ T7005] ? lock_is_held_type+0xfa/0x130 [ 70.538156][ T7005] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 70.543702][ T7005] ? trace_kmalloc+0x32/0xf0 [ 70.548288][ T7005] ? kmem_cache_alloc_trace+0x20b/0x440 [ 70.554039][ T7005] rtnl_newlink+0x5a/0x90 [ 70.558375][ T7005] rtnetlink_rcv_msg+0x31d/0x8d0 [ 70.563321][ T7005] ? rtnl_newlink+0x90/0x90 [ 70.567832][ T7005] ? check_preemption_disabled+0x36/0xf0 [ 70.573557][ T7005] ? netdev_core_pick_tx+0x290/0x290 [ 70.578848][ T7005] ? lock_acquire+0x180/0x5d0 [ 70.583620][ T7005] netlink_rcv_skb+0x118/0x370 [ 70.588936][ T7005] ? rtnl_newlink+0x90/0x90 [ 70.593452][ T7005] ? netlink_ack+0x930/0x930 [ 70.598187][ T7005] ? netlink_deliver_tap+0x131/0xab0 [ 70.603603][ T7005] ? netlink_deliver_tap+0x136/0xab0 [ 70.609328][ T7005] netlink_unicast+0x42e/0x700 [ 70.614899][ T7005] ? netlink_attachskb+0x750/0x750 [ 70.621002][ T7005] ? __build_skb_around+0x1f3/0x2b0 [ 70.626209][ T7005] netlink_sendmsg+0x706/0xbf0 [ 70.631093][ T7005] ? netlink_unicast+0x700/0x700 [ 70.636027][ T7005] ? netlink_unicast+0x700/0x700 [ 70.641039][ T7005] sock_sendmsg+0xab/0xe0 [ 70.645461][ T7005] ____sys_sendmsg+0x5bf/0x7a0 [ 70.650308][ T7005] ? kernel_sendmsg+0x30/0x30 [ 70.655055][ T7005] ? do_recvmmsg+0x550/0x550 [ 70.659803][ T7005] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 70.665783][ T7005] ___sys_sendmsg+0xd3/0x150 [ 70.670365][ T7005] ? sendmsg_copy_msghdr+0x110/0x110 [ 70.675806][ T7005] ? find_held_lock+0x2d/0x110 [ 70.680560][ T7005] ? check_preemption_disabled+0x36/0xf0 [ 70.686188][ T7005] ? lock_release+0x424/0x7e0 [ 70.690844][ T7005] ? __fget_files+0x17c/0x2e0 [ 70.695523][ T7005] ? lock_downgrade+0x7b0/0x7b0 [ 70.700441][ T7005] ? lock_release+0x424/0x7e0 [ 70.705286][ T7005] ? ksys_write+0x181/0x1d0 [ 70.709777][ T7005] ? check_preemption_disabled+0x36/0xf0 [ 70.715421][ T7005] ? lock_is_held_type+0xfa/0x130 [ 70.720580][ T7005] ? __fget_files+0x194/0x2e0 [ 70.725347][ T7005] ? __fget_light+0xbe/0x220 [ 70.729935][ T7005] __sys_sendmsg+0xb2/0x140 [ 70.734519][ T7005] ? __sys_sendmsg_sock+0x10/0x10 [ 70.739549][ T7005] ? check_preemption_disabled+0x36/0xf0 [ 70.745268][ T7005] ? syscall_enter_from_user_mode+0x1d/0x60 [ 70.751413][ T7005] ? lockdep_hardirqs_on+0x54/0x100 [ 70.756834][ T7005] do_syscall_64+0x35/0xb0 [ 70.761344][ T7005] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 70.767760][ T7005] RIP: 0033:0x464d29 [ 70.771671][ T7005] 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 [ 70.791532][ T7005] RSP: 002b:00007fee05e66188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 70.804969][ T7005] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 70.813014][ T7005] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 70.820980][ T7005] RBP: 00007fee05e661d0 R08: 0000000000000000 R09: 0000000000000000 [ 70.828937][ T7005] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 70.836984][ T7005] R13: 00007ffe038b269f R14: 00007fee05e66300 R15: 0000000000022000 [ 70.936930][ T7020] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 70.973625][ T7021] FAULT_INJECTION: forcing a failure. [ 70.973625][ T7021] name failslab, interval 1, probability 0, space 0, times 0 [ 71.011299][ T7021] CPU: 0 PID: 7021 Comm: syz-executor.0 Not tainted 5.15.0-rc6-syzkaller #0 [ 71.020078][ T7021] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.030216][ T7021] Call Trace: [ 71.033588][ T7021] dump_stack_lvl+0xbd/0xe2 [ 71.038094][ T7021] should_fail.cold+0x5/0xa [ 71.042601][ T7021] should_failslab+0x5/0x10 [ 71.047107][ T7021] kmem_cache_alloc_node+0x60/0x540 [ 71.052606][ T7021] __alloc_skb+0x153/0x280 [ 71.057129][ T7021] rtmsg_ifa+0x142/0x220 [ 71.061566][ T7021] ? inet_fill_ifaddr+0xc30/0xc30 [ 71.066795][ T7021] ? check_preemption_disabled+0x36/0xf0 [ 71.072664][ T7021] ? check_preemption_disabled+0x36/0xf0 [ 71.078583][ T7021] __inet_del_ifa+0x380/0xcf0 [ 71.083274][ T7021] ? lock_is_held_type+0xfa/0x130 [ 71.088416][ T7021] ? check_preemption_disabled+0x36/0xf0 [ 71.094175][ T7021] ? lock_is_held_type+0xfa/0x130 [ 71.099935][ T7021] inetdev_event+0x4e5/0x1190 [ 71.105180][ T7021] ? devinet_init_net+0x5b0/0x5b0 [ 71.110519][ T7021] ? _raw_spin_unlock_irqrestore+0x2d/0x90 [ 71.116924][ T7021] ? skb_dequeue+0x110/0x1a0 [ 71.121698][ T7021] notifier_call_chain+0x94/0x170 [ 71.126772][ T7021] __dev_change_net_namespace+0x373/0x1120 [ 71.133519][ T7021] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 71.139369][ T7021] ? check_preemption_disabled+0x36/0xf0 [ 71.145137][ T7021] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 71.150345][ T7021] ? security_capable+0x4c/0x90 [ 71.155211][ T7021] ? ns_capable+0x4c/0xc0 [ 71.159654][ T7021] do_setlink+0x20f/0x2d60 [ 71.164430][ T7021] ? rtnetlink_put_metrics+0x480/0x480 [ 71.170085][ T7021] ? mark_lock+0xf0/0x15f0 [ 71.174593][ T7021] ? lock_chain_count+0x20/0x20 [ 71.179700][ T7021] ? mark_lock+0xf0/0x15f0 [ 71.185183][ T7021] ? memset+0x20/0x40 [ 71.189290][ T7021] ? __nla_validate_parse+0xb2/0x1fd0 [ 71.194844][ T7021] ? nla_get_range_signed+0x540/0x540 [ 71.200220][ T7021] ? __lock_acquire+0xbe2/0x52b0 [ 71.205282][ T7021] __rtnl_newlink+0xaf5/0x13e0 [ 71.210275][ T7021] ? lock_is_held_type+0xfa/0x130 [ 71.215510][ T7021] ? rtnl_setlink+0x330/0x330 [ 71.220363][ T7021] ? check_preemption_disabled+0x36/0xf0 [ 71.227250][ T7021] ? lock_release+0x424/0x7e0 [ 71.231941][ T7021] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 71.238030][ T7021] ? is_bpf_text_address+0x65/0xe0 [ 71.243667][ T7021] ? kernel_text_address+0xbd/0xf0 [ 71.248924][ T7021] ? __kernel_text_address+0x9/0x30 [ 71.254751][ T7021] ? unwind_get_return_address+0x51/0x90 [ 71.260389][ T7021] ? create_prof_cpu_mask+0x20/0x20 [ 71.265860][ T7021] ? arch_stack_walk+0x93/0xe0 [ 71.270961][ T7021] ? stack_trace_save+0x8c/0xc0 [ 71.275960][ T7021] ? stack_trace_consume_entry+0x160/0x160 [ 71.283079][ T7021] ? mark_held_locks+0x9f/0xe0 [ 71.288068][ T7021] ? kmem_cache_alloc_trace+0x40/0x440 [ 71.293941][ T7021] ? lock_is_held_type+0xfa/0x130 [ 71.299235][ T7021] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 71.304941][ T7021] ? trace_kmalloc+0x32/0xf0 [ 71.309537][ T7021] ? kmem_cache_alloc_trace+0x20b/0x440 [ 71.315400][ T7021] rtnl_newlink+0x5a/0x90 [ 71.319834][ T7021] rtnetlink_rcv_msg+0x31d/0x8d0 [ 71.324881][ T7021] ? rtnl_newlink+0x90/0x90 [ 71.329384][ T7021] ? check_preemption_disabled+0x36/0xf0 [ 71.335095][ T7021] ? netdev_core_pick_tx+0x290/0x290 [ 71.340460][ T7021] ? lock_acquire+0x180/0x5d0 [ 71.345119][ T7021] netlink_rcv_skb+0x118/0x370 [ 71.349970][ T7021] ? rtnl_newlink+0x90/0x90 [ 71.354750][ T7021] ? netlink_ack+0x930/0x930 [ 71.359382][ T7021] ? netlink_deliver_tap+0x131/0xab0 [ 71.364836][ T7021] ? netlink_deliver_tap+0x136/0xab0 [ 71.370228][ T7021] netlink_unicast+0x42e/0x700 [ 71.375161][ T7021] ? netlink_attachskb+0x750/0x750 [ 71.380270][ T7021] ? __build_skb_around+0x1f3/0x2b0 [ 71.385663][ T7021] netlink_sendmsg+0x706/0xbf0 [ 71.390695][ T7021] ? netlink_unicast+0x700/0x700 [ 71.395782][ T7021] ? netlink_unicast+0x700/0x700 [ 71.401207][ T7021] sock_sendmsg+0xab/0xe0 [ 71.405538][ T7021] ____sys_sendmsg+0x5bf/0x7a0 [ 71.410287][ T7021] ? kernel_sendmsg+0x30/0x30 [ 71.414948][ T7021] ? do_recvmmsg+0x550/0x550 [ 71.419539][ T7021] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 71.425628][ T7021] ___sys_sendmsg+0xd3/0x150 [ 71.430204][ T7021] ? sendmsg_copy_msghdr+0x110/0x110 [ 71.435489][ T7021] ? find_held_lock+0x2d/0x110 [ 71.440326][ T7021] ? check_preemption_disabled+0x36/0xf0 [ 71.446027][ T7021] ? lock_release+0x424/0x7e0 [ 71.450854][ T7021] ? __fget_files+0x17c/0x2e0 [ 71.455512][ T7021] ? lock_downgrade+0x7b0/0x7b0 [ 71.460410][ T7021] ? lock_release+0x424/0x7e0 [ 71.465161][ T7021] ? ksys_write+0x181/0x1d0 [ 71.469671][ T7021] ? check_preemption_disabled+0x36/0xf0 [ 71.475387][ T7021] ? lock_is_held_type+0xfa/0x130 [ 71.480408][ T7021] ? __fget_files+0x194/0x2e0 [ 71.485296][ T7021] ? __fget_light+0xbe/0x220 [ 71.489896][ T7021] __sys_sendmsg+0xb2/0x140 [ 71.494407][ T7021] ? __sys_sendmsg_sock+0x10/0x10 [ 71.499861][ T7021] ? check_preemption_disabled+0x36/0xf0 [ 71.505691][ T7021] ? syscall_enter_from_user_mode+0x1d/0x60 [ 71.511876][ T7021] ? lockdep_hardirqs_on+0x54/0x100 [ 71.517065][ T7021] do_syscall_64+0x35/0xb0 [ 71.521552][ T7021] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 71.527559][ T7021] RIP: 0033:0x464d29 [ 71.531454][ T7021] 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 [ 71.551355][ T7021] RSP: 002b:00007fb074e9d188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 71.559916][ T7021] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 71.568080][ T7021] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 71.576696][ T7021] RBP: 00007fb074e9d1d0 R08: 0000000000000000 R09: 0000000000000000 [ 71.584768][ T7021] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 71.593170][ T7021] R13: 00007ffea1700bdf R14: 00007fb074e9d300 R15: 0000000000022000 [ 71.665668][ T7032] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 71.694865][ T7033] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 71.715269][ T7037] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 71.737063][ T7036] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 71.762365][ T7039] bond0: (slave bond_slave_0): Releasing backup interface [ 71.815392][ T7039] FAULT_INJECTION: forcing a failure. [ 71.815392][ T7039] name failslab, interval 1, probability 0, space 0, times 0 [ 71.836846][ T7039] CPU: 1 PID: 7039 Comm: syz-executor.2 Not tainted 5.15.0-rc6-syzkaller #0 [ 71.845970][ T7039] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.856082][ T7039] Call Trace: [ 71.859539][ T7039] dump_stack_lvl+0xbd/0xe2 [ 71.864059][ T7039] should_fail.cold+0x5/0xa [ 71.868648][ T7039] ? lock_downgrade+0x7b0/0x7b0 [ 71.873497][ T7039] should_failslab+0x5/0x10 [ 71.877989][ T7039] kmem_cache_alloc_node_trace+0x66/0x570 [ 71.884051][ T7039] ? memcpy+0x39/0x60 [ 71.888031][ T7039] __kmalloc_node_track_caller+0x38/0x60 [ 71.893744][ T7039] pskb_expand_head+0x11f/0xec0 [ 71.898759][ T7039] ? lock_is_held_type+0xfa/0x130 [ 71.903796][ T7039] netlink_trim+0x18f/0x1f0 [ 71.908310][ T7039] netlink_broadcast_filtered+0x58/0xac0 [ 71.914038][ T7039] ? rtmsg_ifinfo_build_skb+0xc3/0x160 [ 71.919616][ T7039] nlmsg_notify+0x6a/0x1d0 [ 71.924135][ T7039] rtnetlink_event+0x143/0x1b0 [ 71.928888][ T7039] notifier_call_chain+0x94/0x170 [ 71.933912][ T7039] netdev_change_features+0x76/0xa0 [ 71.939360][ T7039] ? netdev_update_features+0xb0/0xb0 [ 71.944734][ T7039] ? synchronize_rcu+0x160/0x190 [ 71.949834][ T7039] bond_compute_features+0x535/0x920 [ 71.955253][ T7039] ? bond_fix_features+0x2c0/0x2c0 [ 71.960474][ T7039] ? disconnect_work+0x10/0x1b0 [ 71.965331][ T7039] ? lock_is_held_type+0xfa/0x130 [ 71.970358][ T7039] __bond_release_one.cold+0x4b4/0xa96 [ 71.975918][ T7039] ? bond_enslave+0x46e0/0x46e0 [ 71.981373][ T7039] ? __mutex_unlock_slowpath+0x157/0x5e0 [ 71.987452][ T7039] ? mark_held_locks+0x9f/0xe0 [ 71.992206][ T7039] ? wait_for_completion_io+0x280/0x280 [ 71.997756][ T7039] ? check_preemption_disabled+0x36/0xf0 [ 72.003650][ T7039] ? __local_bh_enable_ip+0x11f/0x220 [ 72.009087][ T7039] ? rt_flush_dev+0x19b/0x290 [ 72.013846][ T7039] ? lockdep_hardirqs_on+0x54/0x100 [ 72.019037][ T7039] ? check_preemption_disabled+0x36/0xf0 [ 72.024703][ T7039] ? lock_is_held_type+0xfa/0x130 [ 72.029807][ T7039] bond_netdev_event+0x664/0x770 [ 72.034743][ T7039] notifier_call_chain+0x94/0x170 [ 72.039759][ T7039] __dev_change_net_namespace+0x373/0x1120 [ 72.045930][ T7039] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 72.051554][ T7039] ? check_preemption_disabled+0x36/0xf0 [ 72.057200][ T7039] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 72.062483][ T7039] ? security_capable+0x4c/0x90 [ 72.067408][ T7039] ? ns_capable+0x4c/0xc0 [ 72.071740][ T7039] do_setlink+0x20f/0x2d60 [ 72.076244][ T7039] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 72.082206][ T7039] ? __kernel_text_address+0x9/0x30 [ 72.087773][ T7039] ? rtnetlink_put_metrics+0x480/0x480 [ 72.093380][ T7039] ? mark_lock+0xf0/0x15f0 [ 72.097798][ T7039] ? mark_lock+0xf0/0x15f0 [ 72.102225][ T7039] ? lock_chain_count+0x20/0x20 [ 72.107268][ T7039] ? __lock_acquire+0xbe2/0x52b0 [ 72.112466][ T7039] ? lock_chain_count+0x20/0x20 [ 72.117771][ T7039] ? mark_lock+0xf0/0x15f0 [ 72.122721][ T7039] ? memset+0x20/0x40 [ 72.126954][ T7039] ? __nla_validate_parse+0xb2/0x1fd0 [ 72.132686][ T7039] ? lock_chain_count+0x20/0x20 [ 72.137784][ T7039] ? nla_get_range_signed+0x540/0x540 [ 72.143646][ T7039] ? __lock_acquire+0xbe2/0x52b0 [ 72.149031][ T7039] __rtnl_newlink+0xaf5/0x13e0 [ 72.153903][ T7039] ? lock_is_held_type+0xfa/0x130 [ 72.159511][ T7039] ? rtnl_setlink+0x330/0x330 [ 72.164691][ T7039] ? check_preemption_disabled+0x36/0xf0 [ 72.170697][ T7039] ? lock_release+0x424/0x7e0 [ 72.175752][ T7039] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 72.182122][ T7039] ? is_bpf_text_address+0x65/0xe0 [ 72.187232][ T7039] ? kernel_text_address+0xbd/0xf0 [ 72.192625][ T7039] ? __kernel_text_address+0x9/0x30 [ 72.198511][ T7039] ? unwind_get_return_address+0x51/0x90 [ 72.204495][ T7039] ? create_prof_cpu_mask+0x20/0x20 [ 72.209984][ T7039] ? arch_stack_walk+0x93/0xe0 [ 72.214947][ T7039] ? stack_trace_save+0x8c/0xc0 [ 72.219804][ T7039] ? stack_trace_consume_entry+0x160/0x160 [ 72.226486][ T7039] ? mark_held_locks+0x9f/0xe0 [ 72.231639][ T7039] ? kmem_cache_alloc_trace+0x40/0x440 [ 72.237204][ T7039] ? lock_is_held_type+0xfa/0x130 [ 72.242240][ T7039] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 72.247957][ T7039] ? trace_kmalloc+0x32/0xf0 [ 72.253435][ T7039] ? kmem_cache_alloc_trace+0x20b/0x440 [ 72.259584][ T7039] rtnl_newlink+0x5a/0x90 [ 72.264104][ T7039] rtnetlink_rcv_msg+0x31d/0x8d0 [ 72.269228][ T7039] ? rtnl_newlink+0x90/0x90 [ 72.274170][ T7039] ? check_preemption_disabled+0x36/0xf0 [ 72.279994][ T7039] ? netdev_core_pick_tx+0x290/0x290 [ 72.285385][ T7039] ? lock_acquire+0x180/0x5d0 [ 72.290334][ T7039] netlink_rcv_skb+0x118/0x370 [ 72.295110][ T7039] ? rtnl_newlink+0x90/0x90 [ 72.299745][ T7039] ? netlink_ack+0x930/0x930 [ 72.304773][ T7039] ? netlink_deliver_tap+0x131/0xab0 [ 72.310059][ T7039] ? netlink_deliver_tap+0x136/0xab0 [ 72.315830][ T7039] netlink_unicast+0x42e/0x700 [ 72.320718][ T7039] ? netlink_attachskb+0x750/0x750 [ 72.326137][ T7039] ? __build_skb_around+0x1f3/0x2b0 [ 72.331520][ T7039] netlink_sendmsg+0x706/0xbf0 [ 72.336464][ T7039] ? netlink_unicast+0x700/0x700 [ 72.341392][ T7039] ? netlink_unicast+0x700/0x700 [ 72.346510][ T7039] sock_sendmsg+0xab/0xe0 [ 72.351123][ T7039] ____sys_sendmsg+0x5bf/0x7a0 [ 72.355979][ T7039] ? kernel_sendmsg+0x30/0x30 [ 72.360854][ T7039] ? do_recvmmsg+0x550/0x550 [ 72.365836][ T7039] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 72.372105][ T7039] ___sys_sendmsg+0xd3/0x150 [ 72.376846][ T7039] ? sendmsg_copy_msghdr+0x110/0x110 [ 72.382221][ T7039] ? find_held_lock+0x2d/0x110 [ 72.387018][ T7039] ? check_preemption_disabled+0x36/0xf0 [ 72.392867][ T7039] ? lock_release+0x424/0x7e0 [ 72.397871][ T7039] ? __fget_files+0x17c/0x2e0 [ 72.403116][ T7039] ? lock_downgrade+0x7b0/0x7b0 [ 72.408085][ T7039] ? lock_release+0x424/0x7e0 [ 72.413120][ T7039] ? ksys_write+0x181/0x1d0 [ 72.417982][ T7039] ? check_preemption_disabled+0x36/0xf0 [ 72.424117][ T7039] ? lock_is_held_type+0xfa/0x130 [ 72.429137][ T7039] ? __fget_files+0x194/0x2e0 [ 72.433934][ T7039] ? __fget_light+0xbe/0x220 [ 72.438543][ T7039] __sys_sendmsg+0xb2/0x140 [ 72.443167][ T7039] ? __sys_sendmsg_sock+0x10/0x10 [ 72.448378][ T7039] ? check_preemption_disabled+0x36/0xf0 [ 72.454034][ T7039] ? syscall_enter_from_user_mode+0x1d/0x60 [ 72.460039][ T7039] ? lockdep_hardirqs_on+0x54/0x100 [ 72.465247][ T7039] do_syscall_64+0x35/0xb0 [ 72.469698][ T7039] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 72.476028][ T7039] RIP: 0033:0x464d29 [ 72.480088][ T7039] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 72.500355][ T7039] RSP: 002b:00007f654eafd188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 72.508870][ T7039] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 72.517162][ T7039] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 72.525833][ T7039] RBP: 00007f654eafd1d0 R08: 0000000000000000 R09: 0000000000000000 [ 72.533970][ T7039] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 72.542045][ T7039] R13: 00007ffdf54ad88f R14: 00007f654eafd300 R15: 0000000000022000 [ 72.625929][ T7043] FAULT_INJECTION: forcing a failure. [ 72.625929][ T7043] name failslab, interval 1, probability 0, space 0, times 0 [ 72.638746][ T7043] CPU: 1 PID: 7043 Comm: syz-executor.4 Not tainted 5.15.0-rc6-syzkaller #0 [ 72.647693][ T7043] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.657832][ T7043] Call Trace: [ 72.661198][ T7043] dump_stack_lvl+0xbd/0xe2 [ 72.665893][ T7043] should_fail.cold+0x5/0xa [ 72.670678][ T7043] ? lock_acquire+0x212/0x5d0 [ 72.675350][ T7043] ? sctp_addr_wq_mgmt+0x224/0x6d0 [ 72.681772][ T7043] should_failslab+0x5/0x10 [ 72.686294][ T7043] __kmalloc_track_caller+0x7c/0x480 [ 72.691577][ T7043] ? iterate_cleanup_work+0x120/0x120 [ 72.697044][ T7043] kmemdup+0x1a/0x40 [ 72.700937][ T7043] sctp_addr_wq_mgmt+0x224/0x6d0 [ 72.705901][ T7043] sctp_inet6addr_event+0x267/0xb30 [ 72.711255][ T7043] notifier_call_chain+0x94/0x170 [ 72.716376][ T7043] atomic_notifier_call_chain+0x54/0xf0 [ 72.721925][ T7043] addrconf_ifdown.isra.0+0x7b2/0x1160 [ 72.727728][ T7043] ? add_v4_addrs+0x680/0x680 [ 72.732409][ T7043] ? check_preemption_disabled+0x36/0xf0 [ 72.738043][ T7043] ? lock_is_held_type+0xfa/0x130 [ 72.743082][ T7043] addrconf_notify+0x37d/0x1510 [ 72.747931][ T7043] ? __local_bh_enable_ip+0x11f/0x220 [ 72.753301][ T7043] ? clusterip_netdev_event+0x34e/0x550 [ 72.759110][ T7043] notifier_call_chain+0x94/0x170 [ 72.764609][ T7043] dev_close_many+0x28c/0x560 [ 72.769575][ T7043] ? __netdev_adjacent_dev_insert+0x980/0x980 [ 72.775920][ T7043] __dev_change_net_namespace+0xb88/0x1120 [ 72.781833][ T7043] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 72.788980][ T7043] ? check_preemption_disabled+0x36/0xf0 [ 72.794613][ T7043] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 72.799818][ T7043] ? security_capable+0x4c/0x90 [ 72.804796][ T7043] ? ns_capable+0x4c/0xc0 [ 72.809241][ T7043] do_setlink+0x20f/0x2d60 [ 72.813774][ T7043] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 72.820015][ T7043] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 72.826065][ T7043] ? rtnetlink_put_metrics+0x480/0x480 [ 72.834877][ T7043] ? mark_lock+0xf0/0x15f0 [ 72.839670][ T7043] ? mark_lock+0xf0/0x15f0 [ 72.844081][ T7043] ? lock_chain_count+0x20/0x20 [ 72.848973][ T7043] ? __lock_acquire+0xbe2/0x52b0 [ 72.854213][ T7043] ? lock_chain_count+0x20/0x20 [ 72.859071][ T7043] ? mark_lock+0xf0/0x15f0 [ 72.863568][ T7043] ? memset+0x20/0x40 [ 72.867629][ T7043] ? __nla_validate_parse+0xb2/0x1fd0 [ 72.873178][ T7043] ? lock_chain_count+0x20/0x20 [ 72.878109][ T7043] ? nla_get_range_signed+0x540/0x540 [ 72.883470][ T7043] ? __lock_acquire+0xbe2/0x52b0 [ 72.888404][ T7043] __rtnl_newlink+0xaf5/0x13e0 [ 72.893172][ T7043] ? lock_is_held_type+0xfa/0x130 [ 72.898195][ T7043] ? rtnl_setlink+0x330/0x330 [ 72.902865][ T7043] ? check_preemption_disabled+0x36/0xf0 [ 72.908491][ T7043] ? lock_release+0x424/0x7e0 [ 72.913299][ T7043] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 72.919455][ T7043] ? is_bpf_text_address+0x65/0xe0 [ 72.924557][ T7043] ? kernel_text_address+0xbd/0xf0 [ 72.929656][ T7043] ? __kernel_text_address+0x9/0x30 [ 72.934962][ T7043] ? unwind_get_return_address+0x51/0x90 [ 72.940678][ T7043] ? create_prof_cpu_mask+0x20/0x20 [ 72.945873][ T7043] ? arch_stack_walk+0x93/0xe0 [ 72.950648][ T7043] ? stack_trace_save+0x8c/0xc0 [ 72.955588][ T7043] ? stack_trace_consume_entry+0x160/0x160 [ 72.961367][ T7043] ? mark_held_locks+0x9f/0xe0 [ 72.966180][ T7043] ? kmem_cache_alloc_trace+0x40/0x440 [ 72.971677][ T7043] ? lock_is_held_type+0xfa/0x130 [ 72.976778][ T7043] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 72.982296][ T7043] ? trace_kmalloc+0x32/0xf0 [ 72.986870][ T7043] ? kmem_cache_alloc_trace+0x20b/0x440 [ 72.992401][ T7043] rtnl_newlink+0x5a/0x90 [ 72.996807][ T7043] rtnetlink_rcv_msg+0x31d/0x8d0 [ 73.001733][ T7043] ? rtnl_newlink+0x90/0x90 [ 73.006232][ T7043] ? check_preemption_disabled+0x36/0xf0 [ 73.011945][ T7043] ? netdev_core_pick_tx+0x290/0x290 [ 73.017408][ T7043] ? lock_acquire+0x180/0x5d0 [ 73.022182][ T7043] netlink_rcv_skb+0x118/0x370 [ 73.027088][ T7043] ? rtnl_newlink+0x90/0x90 [ 73.031865][ T7043] ? netlink_ack+0x930/0x930 [ 73.036449][ T7043] ? netlink_deliver_tap+0x131/0xab0 [ 73.041817][ T7043] ? netlink_deliver_tap+0x136/0xab0 [ 73.047535][ T7043] netlink_unicast+0x42e/0x700 [ 73.052296][ T7043] ? netlink_attachskb+0x750/0x750 [ 73.057396][ T7043] ? __build_skb_around+0x1f3/0x2b0 [ 73.062716][ T7043] netlink_sendmsg+0x706/0xbf0 [ 73.067601][ T7043] ? netlink_unicast+0x700/0x700 [ 73.072539][ T7043] ? netlink_unicast+0x700/0x700 [ 73.077463][ T7043] sock_sendmsg+0xab/0xe0 [ 73.081873][ T7043] ____sys_sendmsg+0x5bf/0x7a0 [ 73.086616][ T7043] ? kernel_sendmsg+0x30/0x30 [ 73.091275][ T7043] ? do_recvmmsg+0x550/0x550 [ 73.095867][ T7043] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 73.101848][ T7043] ___sys_sendmsg+0xd3/0x150 [ 73.106521][ T7043] ? sendmsg_copy_msghdr+0x110/0x110 [ 73.112064][ T7043] ? find_held_lock+0x2d/0x110 [ 73.116901][ T7043] ? check_preemption_disabled+0x36/0xf0 [ 73.123043][ T7043] ? lock_release+0x424/0x7e0 [ 73.127708][ T7043] ? __fget_files+0x17c/0x2e0 [ 73.132390][ T7043] ? lock_downgrade+0x7b0/0x7b0 [ 73.137227][ T7043] ? lock_release+0x424/0x7e0 [ 73.142015][ T7043] ? ksys_write+0x181/0x1d0 [ 73.146870][ T7043] ? check_preemption_disabled+0x36/0xf0 [ 73.152493][ T7043] ? lock_is_held_type+0xfa/0x130 [ 73.157520][ T7043] ? __fget_files+0x194/0x2e0 [ 73.162321][ T7043] ? __fget_light+0xbe/0x220 [ 73.167393][ T7043] __sys_sendmsg+0xb2/0x140 [ 73.171974][ T7043] ? __sys_sendmsg_sock+0x10/0x10 [ 73.177703][ T7043] ? check_preemption_disabled+0x36/0xf0 [ 73.183606][ T7043] ? syscall_enter_from_user_mode+0x1d/0x60 [ 73.189488][ T7043] ? lockdep_hardirqs_on+0x54/0x100 [ 73.194675][ T7043] do_syscall_64+0x35/0xb0 [ 73.199160][ T7043] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 73.205142][ T7043] RIP: 0033:0x464d29 [ 73.209020][ T7043] 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 [ 73.229063][ T7043] RSP: 002b:00007fb278aff188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 73.237561][ T7043] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 73.245616][ T7043] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 73.253596][ T7043] RBP: 00007fb278aff1d0 R08: 0000000000000000 R09: 0000000000000000 [ 73.261657][ T7043] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 73.269614][ T7043] R13: 00007ffd1bc2844f R14: 00007fb278aff300 R15: 0000000000022000 [ 73.381895][ T7079] FAULT_INJECTION: forcing a failure. [ 73.381895][ T7079] name failslab, interval 1, probability 0, space 0, times 0 [ 73.394603][ T7079] CPU: 1 PID: 7079 Comm: syz-executor.1 Not tainted 5.15.0-rc6-syzkaller #0 [ 73.403271][ T7079] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.413504][ T7079] Call Trace: [ 73.416786][ T7079] dump_stack_lvl+0xbd/0xe2 [ 73.421295][ T7079] should_fail.cold+0x5/0xa [ 73.425794][ T7079] ? mark_held_locks+0x9f/0xe0 [ 73.430558][ T7079] should_failslab+0x5/0x10 [ 73.435063][ T7079] kmem_cache_alloc_node_trace+0x66/0x570 [ 73.440966][ T7079] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 73.446516][ T7079] __kmalloc_node_track_caller+0x38/0x60 [ 73.452239][ T7079] __alloc_skb+0x8b/0x280 [ 73.456568][ T7079] inet6_rt_notify+0xd1/0x270 [ 73.461331][ T7079] fib6_del+0xccc/0x14e0 [ 73.465671][ T7079] ? fib6_locate+0xd0/0xd0 [ 73.470086][ T7079] ? lock_chain_count+0x20/0x20 [ 73.475043][ T7079] ? kernel_text_address+0xbd/0xf0 [ 73.480162][ T7079] fib6_clean_node+0x2f7/0x4a0 [ 73.484931][ T7079] ? find_held_lock+0x2d/0x110 [ 73.489692][ T7079] ? fib6_del+0x14e0/0x14e0 [ 73.494679][ T7079] fib6_walk_continue+0x33c/0x720 [ 73.499705][ T7079] ? fib6_walk+0x160/0x330 [ 73.504209][ T7079] ? lockdep_hardirqs_on+0x54/0x100 [ 73.509593][ T7079] fib6_walk+0x168/0x330 [ 73.513847][ T7079] fib6_clean_tree+0xaa/0xe0 [ 73.518432][ T7079] ? fib6_walk+0x330/0x330 [ 73.522936][ T7079] ? fib6_del+0x14e0/0x14e0 [ 73.527435][ T7079] ? rwlock_bug.part.0+0x90/0x90 [ 73.532471][ T7079] ? fib6_ifup+0x260/0x260 [ 73.536888][ T7079] __fib6_clean_all+0xd8/0x1e0 [ 73.541735][ T7079] ? fib6_ifup+0x260/0x260 [ 73.546158][ T7079] rt6_disable_ip+0x5c6/0x6c0 [ 73.550875][ T7079] ? mark_lock+0xf0/0x15f0 [ 73.555290][ T7079] ? lock_release+0x424/0x7e0 [ 73.560056][ T7079] ? rt6_sync_down_dev+0x110/0x110 [ 73.565165][ T7079] ? lock_chain_count+0x20/0x20 [ 73.570026][ T7079] addrconf_ifdown.isra.0+0xd0/0x1160 [ 73.575680][ T7079] ? find_held_lock+0x2d/0x110 [ 73.580638][ T7079] ? add_v4_addrs+0x680/0x680 [ 73.585331][ T7079] ? check_preemption_disabled+0x36/0xf0 [ 73.591008][ T7079] ? lock_is_held_type+0xfa/0x130 [ 73.596047][ T7079] addrconf_notify+0x37d/0x1510 [ 73.601252][ T7079] ? __local_bh_enable_ip+0x11f/0x220 [ 73.606988][ T7079] ? clusterip_netdev_event+0x34e/0x550 [ 73.612727][ T7079] notifier_call_chain+0x94/0x170 [ 73.617851][ T7079] dev_close_many+0x28c/0x560 [ 73.622533][ T7079] ? __netdev_adjacent_dev_insert+0x980/0x980 [ 73.628609][ T7079] __dev_change_net_namespace+0xb88/0x1120 [ 73.634419][ T7079] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 73.640146][ T7079] ? check_preemption_disabled+0x36/0xf0 [ 73.645787][ T7079] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 73.650995][ T7079] ? security_capable+0x4c/0x90 [ 73.655855][ T7079] ? ns_capable+0x4c/0xc0 [ 73.660797][ T7079] do_setlink+0x20f/0x2d60 [ 73.665353][ T7079] ? rtnetlink_put_metrics+0x480/0x480 [ 73.671083][ T7079] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 73.677068][ T7079] ? lock_chain_count+0x20/0x20 [ 73.682093][ T7079] ? mark_lock+0xf0/0x15f0 [ 73.686713][ T7079] ? lock_chain_count+0x20/0x20 [ 73.692148][ T7079] ? find_held_lock+0x2d/0x110 [ 73.697274][ T7079] ? memset+0x20/0x40 [ 73.701268][ T7079] ? __nla_validate_parse+0xb2/0x1fd0 [ 73.706780][ T7079] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 73.712936][ T7079] ? nla_get_range_signed+0x540/0x540 [ 73.718740][ T7079] ? __lock_acquire+0xbe2/0x52b0 [ 73.723870][ T7079] __rtnl_newlink+0xaf5/0x13e0 [ 73.728820][ T7079] ? lock_is_held_type+0xfa/0x130 [ 73.733943][ T7079] ? rtnl_setlink+0x330/0x330 [ 73.738660][ T7079] ? check_preemption_disabled+0x36/0xf0 [ 73.744538][ T7079] ? lock_release+0x424/0x7e0 [ 73.749663][ T7079] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 73.755825][ T7079] ? is_bpf_text_address+0x65/0xe0 [ 73.760932][ T7079] ? kernel_text_address+0xbd/0xf0 [ 73.766214][ T7079] ? __kernel_text_address+0x9/0x30 [ 73.771454][ T7079] ? unwind_get_return_address+0x51/0x90 [ 73.777078][ T7079] ? create_prof_cpu_mask+0x20/0x20 [ 73.782360][ T7079] ? arch_stack_walk+0x93/0xe0 [ 73.787132][ T7079] ? stack_trace_save+0x8c/0xc0 [ 73.791989][ T7079] ? stack_trace_consume_entry+0x160/0x160 [ 73.797789][ T7079] ? mark_held_locks+0x9f/0xe0 [ 73.802598][ T7079] ? kmem_cache_alloc_trace+0x40/0x440 [ 73.809368][ T7079] ? lock_is_held_type+0xfa/0x130 [ 73.814403][ T7079] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 73.819956][ T7079] ? trace_kmalloc+0x32/0xf0 [ 73.824638][ T7079] ? kmem_cache_alloc_trace+0x20b/0x440 [ 73.830472][ T7079] rtnl_newlink+0x5a/0x90 [ 73.835153][ T7079] rtnetlink_rcv_msg+0x31d/0x8d0 [ 73.840189][ T7079] ? rtnl_newlink+0x90/0x90 [ 73.844697][ T7079] ? check_preemption_disabled+0x36/0xf0 [ 73.850416][ T7079] ? netdev_core_pick_tx+0x290/0x290 [ 73.855703][ T7079] ? lock_acquire+0x180/0x5d0 [ 73.860386][ T7079] netlink_rcv_skb+0x118/0x370 [ 73.865157][ T7079] ? rtnl_newlink+0x90/0x90 [ 73.869690][ T7079] ? netlink_ack+0x930/0x930 [ 73.874280][ T7079] ? netlink_deliver_tap+0x131/0xab0 [ 73.879573][ T7079] ? netlink_deliver_tap+0x136/0xab0 [ 73.884962][ T7079] netlink_unicast+0x42e/0x700 [ 73.889733][ T7079] ? netlink_attachskb+0x750/0x750 [ 73.894841][ T7079] ? __build_skb_around+0x1f3/0x2b0 [ 73.900056][ T7079] netlink_sendmsg+0x706/0xbf0 [ 73.904832][ T7079] ? netlink_unicast+0x700/0x700 [ 73.910144][ T7079] ? netlink_unicast+0x700/0x700 [ 73.915103][ T7079] sock_sendmsg+0xab/0xe0 [ 73.919445][ T7079] ____sys_sendmsg+0x5bf/0x7a0 [ 73.924312][ T7079] ? kernel_sendmsg+0x30/0x30 [ 73.928995][ T7079] ? do_recvmmsg+0x550/0x550 [ 73.933590][ T7079] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 73.939584][ T7079] ___sys_sendmsg+0xd3/0x150 [ 73.944182][ T7079] ? sendmsg_copy_msghdr+0x110/0x110 [ 73.949528][ T7079] ? find_held_lock+0x2d/0x110 [ 73.954295][ T7079] ? check_preemption_disabled+0x36/0xf0 [ 73.960102][ T7079] ? lock_release+0x424/0x7e0 [ 73.964775][ T7079] ? __fget_files+0x17c/0x2e0 [ 73.969520][ T7079] ? lock_downgrade+0x7b0/0x7b0 [ 73.974407][ T7079] ? lock_release+0x424/0x7e0 [ 73.979106][ T7079] ? ksys_write+0x181/0x1d0 [ 73.983614][ T7079] ? check_preemption_disabled+0x36/0xf0 [ 73.990073][ T7079] ? lock_is_held_type+0xfa/0x130 [ 73.995117][ T7079] ? __fget_files+0x194/0x2e0 [ 73.999782][ T7079] ? __fget_light+0xbe/0x220 [ 74.004369][ T7079] __sys_sendmsg+0xb2/0x140 [ 74.008863][ T7079] ? __sys_sendmsg_sock+0x10/0x10 [ 74.014020][ T7079] ? check_preemption_disabled+0x36/0xf0 [ 74.019633][ T7079] ? syscall_enter_from_user_mode+0x1d/0x60 [ 74.025597][ T7079] ? lockdep_hardirqs_on+0x54/0x100 [ 74.030804][ T7079] do_syscall_64+0x35/0xb0 [ 74.035306][ T7079] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 74.041288][ T7079] RIP: 0033:0x464d29 [ 74.045271][ T7079] 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 [ 74.065147][ T7079] RSP: 002b:00007fee05e66188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 74.073712][ T7079] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 74.081852][ T7079] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 74.089921][ T7079] RBP: 00007fee05e661d0 R08: 0000000000000000 R09: 0000000000000000 [ 74.097972][ T7079] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 74.105930][ T7079] R13: 00007ffe038b269f R14: 00007fee05e66300 R15: 0000000000022000 2021/10/21 22:59:10 executed programs: 57 [ 74.256894][ T7095] FAULT_INJECTION: forcing a failure. [ 74.256894][ T7095] name failslab, interval 1, probability 0, space 0, times 0 [ 74.271020][ T7095] CPU: 1 PID: 7095 Comm: syz-executor.0 Not tainted 5.15.0-rc6-syzkaller #0 [ 74.279788][ T7095] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.290290][ T7095] Call Trace: [ 74.293669][ T7095] dump_stack_lvl+0xbd/0xe2 [ 74.298964][ T7095] should_fail.cold+0x5/0xa [ 74.303561][ T7095] ? mark_held_locks+0x9f/0xe0 [ 74.308691][ T7095] should_failslab+0x5/0x10 [ 74.313426][ T7095] kmem_cache_alloc_node_trace+0x66/0x570 [ 74.319164][ T7095] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 74.324722][ T7095] __kmalloc_node_track_caller+0x38/0x60 [ 74.330617][ T7095] __alloc_skb+0x8b/0x280 [ 74.334967][ T7095] inet6_rt_notify+0xd1/0x270 [ 74.339657][ T7095] fib6_del+0xccc/0x14e0 [ 74.343903][ T7095] ? fib6_locate+0xd0/0xd0 [ 74.348412][ T7095] ? lock_chain_count+0x20/0x20 [ 74.353268][ T7095] fib6_clean_node+0x2f7/0x4a0 [ 74.358128][ T7095] ? find_held_lock+0x2d/0x110 [ 74.362899][ T7095] ? fib6_del+0x14e0/0x14e0 [ 74.367507][ T7095] fib6_walk_continue+0x33c/0x720 [ 74.372978][ T7095] ? fib6_walk+0x160/0x330 [ 74.377661][ T7095] ? lockdep_hardirqs_on+0x54/0x100 [ 74.383152][ T7095] fib6_walk+0x168/0x330 [ 74.387520][ T7095] fib6_clean_tree+0xaa/0xe0 [ 74.392204][ T7095] ? fib6_walk+0x330/0x330 [ 74.397203][ T7095] ? fib6_del+0x14e0/0x14e0 [ 74.401885][ T7095] ? rwlock_bug.part.0+0x90/0x90 [ 74.407174][ T7095] ? fib6_ifup+0x260/0x260 [ 74.411733][ T7095] __fib6_clean_all+0xd8/0x1e0 [ 74.417816][ T7095] ? fib6_ifup+0x260/0x260 [ 74.422329][ T7095] rt6_disable_ip+0x5c6/0x6c0 [ 74.427109][ T7095] ? mark_lock+0xf0/0x15f0 [ 74.431614][ T7095] ? lock_release+0x424/0x7e0 [ 74.436383][ T7095] ? rt6_sync_down_dev+0x110/0x110 [ 74.441484][ T7095] ? lock_chain_count+0x20/0x20 [ 74.446384][ T7095] addrconf_ifdown.isra.0+0xd0/0x1160 [ 74.451862][ T7095] ? find_held_lock+0x2d/0x110 [ 74.456715][ T7095] ? add_v4_addrs+0x680/0x680 [ 74.461494][ T7095] ? check_preemption_disabled+0x36/0xf0 [ 74.467503][ T7095] ? lock_is_held_type+0xfa/0x130 [ 74.472881][ T7095] addrconf_notify+0x37d/0x1510 [ 74.477896][ T7095] ? __local_bh_enable_ip+0x11f/0x220 [ 74.483554][ T7095] ? clusterip_netdev_event+0x34e/0x550 [ 74.489313][ T7095] notifier_call_chain+0x94/0x170 [ 74.494608][ T7095] dev_close_many+0x28c/0x560 [ 74.499628][ T7095] ? __netdev_adjacent_dev_insert+0x980/0x980 [ 74.505694][ T7095] __dev_change_net_namespace+0xb88/0x1120 [ 74.511584][ T7095] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 74.517340][ T7095] ? check_preemption_disabled+0x36/0xf0 [ 74.522999][ T7095] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 74.528407][ T7095] ? security_capable+0x4c/0x90 [ 74.533256][ T7095] ? ns_capable+0x4c/0xc0 [ 74.537757][ T7095] do_setlink+0x20f/0x2d60 [ 74.542170][ T7095] ? lock_release+0x424/0x7e0 [ 74.546829][ T7095] ? rtnetlink_put_metrics+0x480/0x480 [ 74.552269][ T7095] ? lock_is_held_type+0xd9/0x130 [ 74.557457][ T7095] ? mark_lock+0xf0/0x15f0 [ 74.561920][ T7095] ? lock_chain_count+0x20/0x20 [ 74.566869][ T7095] ? mark_lock+0xf0/0x15f0 [ 74.571380][ T7095] ? memset+0x20/0x40 [ 74.575610][ T7095] ? __nla_validate_parse+0xb2/0x1fd0 [ 74.581251][ T7095] ? lock_chain_count+0x20/0x20 [ 74.586101][ T7095] ? nla_get_range_signed+0x540/0x540 [ 74.591590][ T7095] ? __lock_acquire+0xbe2/0x52b0 [ 74.596722][ T7095] __rtnl_newlink+0xaf5/0x13e0 [ 74.601500][ T7095] ? lock_is_held_type+0xfa/0x130 [ 74.606871][ T7095] ? rtnl_setlink+0x330/0x330 [ 74.611990][ T7095] ? check_preemption_disabled+0x36/0xf0 [ 74.617703][ T7095] ? lock_release+0x424/0x7e0 [ 74.622408][ T7095] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 74.628555][ T7095] ? is_bpf_text_address+0x65/0xe0 [ 74.633660][ T7095] ? kernel_text_address+0xbd/0xf0 [ 74.638769][ T7095] ? __kernel_text_address+0x9/0x30 [ 74.643974][ T7095] ? unwind_get_return_address+0x51/0x90 [ 74.649585][ T7095] ? create_prof_cpu_mask+0x20/0x20 [ 74.654868][ T7095] ? arch_stack_walk+0x93/0xe0 [ 74.659749][ T7095] ? stack_trace_save+0x8c/0xc0 [ 74.664595][ T7095] ? stack_trace_consume_entry+0x160/0x160 [ 74.675924][ T7095] ? mark_held_locks+0x9f/0xe0 [ 74.680953][ T7095] ? kmem_cache_alloc_trace+0x40/0x440 [ 74.686445][ T7095] ? lock_is_held_type+0xfa/0x130 [ 74.691637][ T7095] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 74.697188][ T7095] ? trace_kmalloc+0x32/0xf0 [ 74.701806][ T7095] ? kmem_cache_alloc_trace+0x20b/0x440 [ 74.707364][ T7095] rtnl_newlink+0x5a/0x90 [ 74.711705][ T7095] rtnetlink_rcv_msg+0x31d/0x8d0 [ 74.716916][ T7095] ? rtnl_newlink+0x90/0x90 [ 74.721404][ T7095] ? check_preemption_disabled+0x36/0xf0 [ 74.727115][ T7095] ? netdev_core_pick_tx+0x290/0x290 [ 74.732473][ T7095] ? lock_acquire+0x180/0x5d0 [ 74.737146][ T7095] netlink_rcv_skb+0x118/0x370 [ 74.741995][ T7095] ? rtnl_newlink+0x90/0x90 [ 74.746484][ T7095] ? netlink_ack+0x930/0x930 [ 74.751058][ T7095] ? netlink_deliver_tap+0x131/0xab0 [ 74.756732][ T7095] ? netlink_deliver_tap+0x136/0xab0 [ 74.762275][ T7095] netlink_unicast+0x42e/0x700 [ 74.767033][ T7095] ? netlink_attachskb+0x750/0x750 [ 74.772225][ T7095] ? __build_skb_around+0x1f3/0x2b0 [ 74.777422][ T7095] netlink_sendmsg+0x706/0xbf0 [ 74.782489][ T7095] ? netlink_unicast+0x700/0x700 [ 74.787641][ T7095] ? netlink_unicast+0x700/0x700 [ 74.792872][ T7095] sock_sendmsg+0xab/0xe0 [ 74.797278][ T7095] ____sys_sendmsg+0x5bf/0x7a0 [ 74.802139][ T7095] ? kernel_sendmsg+0x30/0x30 [ 74.807057][ T7095] ? do_recvmmsg+0x550/0x550 [ 74.811657][ T7095] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 74.817650][ T7095] ___sys_sendmsg+0xd3/0x150 [ 74.822238][ T7095] ? sendmsg_copy_msghdr+0x110/0x110 [ 74.827521][ T7095] ? find_held_lock+0x2d/0x110 [ 74.832380][ T7095] ? check_preemption_disabled+0x36/0xf0 [ 74.838344][ T7095] ? lock_release+0x424/0x7e0 [ 74.843096][ T7095] ? __fget_files+0x17c/0x2e0 [ 74.847763][ T7095] ? lock_downgrade+0x7b0/0x7b0 [ 74.852601][ T7095] ? lock_release+0x424/0x7e0 [ 74.857262][ T7095] ? ksys_write+0x181/0x1d0 [ 74.861951][ T7095] ? check_preemption_disabled+0x36/0xf0 [ 74.868194][ T7095] ? lock_is_held_type+0xfa/0x130 [ 74.873502][ T7095] ? __fget_files+0x194/0x2e0 [ 74.878211][ T7095] ? __fget_light+0xbe/0x220 [ 74.882956][ T7095] __sys_sendmsg+0xb2/0x140 [ 74.887643][ T7095] ? __sys_sendmsg_sock+0x10/0x10 [ 74.892695][ T7095] ? check_preemption_disabled+0x36/0xf0 [ 74.898441][ T7095] ? syscall_enter_from_user_mode+0x1d/0x60 [ 74.904342][ T7095] ? lockdep_hardirqs_on+0x54/0x100 [ 74.909641][ T7095] do_syscall_64+0x35/0xb0 [ 74.914042][ T7095] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 74.919934][ T7095] RIP: 0033:0x464d29 [ 74.923814][ T7095] 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 [ 74.943409][ T7095] RSP: 002b:00007fb074e9d188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 74.951837][ T7095] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 74.960166][ T7095] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 74.968152][ T7095] RBP: 00007fb074e9d1d0 R08: 0000000000000000 R09: 0000000000000000 [ 74.976295][ T7095] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 74.984362][ T7095] R13: 00007ffea1700bdf R14: 00007fb074e9d300 R15: 0000000000022000 [ 75.107401][ T7111] __nla_validate_parse: 2 callbacks suppressed [ 75.107409][ T7111] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 75.228003][ T7112] FAULT_INJECTION: forcing a failure. [ 75.228003][ T7112] name failslab, interval 1, probability 0, space 0, times 0 [ 75.241015][ T7112] CPU: 0 PID: 7112 Comm: syz-executor.2 Not tainted 5.15.0-rc6-syzkaller #0 [ 75.250465][ T7112] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.260785][ T7112] Call Trace: [ 75.264242][ T7112] dump_stack_lvl+0xbd/0xe2 [ 75.268852][ T7112] should_fail.cold+0x5/0xa [ 75.273354][ T7112] ? mark_held_locks+0x9f/0xe0 [ 75.280126][ T7112] should_failslab+0x5/0x10 [ 75.284633][ T7112] kmem_cache_alloc_node_trace+0x66/0x570 [ 75.290447][ T7112] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 75.296181][ T7112] __kmalloc_node_track_caller+0x38/0x60 [ 75.301830][ T7112] __alloc_skb+0x8b/0x280 [ 75.306260][ T7112] inet6_rt_notify+0xd1/0x270 [ 75.310951][ T7112] fib6_del+0xccc/0x14e0 [ 75.315207][ T7112] ? fib6_locate+0xd0/0xd0 [ 75.319632][ T7112] ? lock_chain_count+0x20/0x20 [ 75.324596][ T7112] fib6_clean_node+0x2f7/0x4a0 [ 75.329453][ T7112] ? find_held_lock+0x2d/0x110 [ 75.334215][ T7112] ? fib6_del+0x14e0/0x14e0 [ 75.338763][ T7112] fib6_walk_continue+0x33c/0x720 [ 75.343871][ T7112] ? fib6_walk+0x160/0x330 [ 75.348371][ T7112] ? lockdep_hardirqs_on+0x54/0x100 [ 75.353579][ T7112] fib6_walk+0x168/0x330 [ 75.357830][ T7112] fib6_clean_tree+0xaa/0xe0 [ 75.362513][ T7112] ? fib6_walk+0x330/0x330 [ 75.366947][ T7112] ? fib6_del+0x14e0/0x14e0 [ 75.371444][ T7112] ? rwlock_bug.part.0+0x90/0x90 [ 75.376414][ T7112] ? fib6_ifup+0x260/0x260 [ 75.381016][ T7112] __fib6_clean_all+0xd8/0x1e0 [ 75.386210][ T7112] ? fib6_ifup+0x260/0x260 [ 75.390632][ T7112] rt6_disable_ip+0x5c6/0x6c0 [ 75.395444][ T7112] ? mark_lock+0xf0/0x15f0 [ 75.400033][ T7112] ? lock_release+0x424/0x7e0 [ 75.404709][ T7112] ? rt6_sync_down_dev+0x110/0x110 [ 75.409868][ T7112] ? lock_chain_count+0x20/0x20 [ 75.414757][ T7112] addrconf_ifdown.isra.0+0xd0/0x1160 [ 75.420136][ T7112] ? find_held_lock+0x2d/0x110 [ 75.424907][ T7112] ? add_v4_addrs+0x680/0x680 [ 75.429756][ T7112] ? check_preemption_disabled+0x36/0xf0 [ 75.435390][ T7112] ? lock_is_held_type+0xfa/0x130 [ 75.440418][ T7112] addrconf_notify+0x37d/0x1510 [ 75.445260][ T7112] ? __local_bh_enable_ip+0x11f/0x220 [ 75.450635][ T7112] ? clusterip_netdev_event+0x34e/0x550 [ 75.456358][ T7112] notifier_call_chain+0x94/0x170 [ 75.461391][ T7112] dev_close_many+0x28c/0x560 [ 75.466158][ T7112] ? __netdev_adjacent_dev_insert+0x980/0x980 [ 75.472260][ T7112] __dev_change_net_namespace+0xb88/0x1120 [ 75.478158][ T7112] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 75.483963][ T7112] ? check_preemption_disabled+0x36/0xf0 [ 75.489963][ T7112] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 75.495164][ T7112] ? security_capable+0x4c/0x90 [ 75.500652][ T7112] ? ns_capable+0x4c/0xc0 [ 75.505229][ T7112] do_setlink+0x20f/0x2d60 [ 75.509766][ T7112] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 75.515773][ T7112] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 75.521733][ T7112] ? rtnetlink_put_metrics+0x480/0x480 [ 75.527533][ T7112] ? mark_lock+0xf0/0x15f0 [ 75.531937][ T7112] ? mark_lock+0xf0/0x15f0 [ 75.536594][ T7112] ? lock_chain_count+0x20/0x20 [ 75.541518][ T7112] ? __lock_acquire+0xbe2/0x52b0 [ 75.546435][ T7112] ? lock_chain_count+0x20/0x20 [ 75.551448][ T7112] ? mark_lock+0xf0/0x15f0 [ 75.555862][ T7112] ? mark_lock+0xf0/0x15f0 [ 75.560253][ T7112] ? memset+0x20/0x40 [ 75.564236][ T7112] ? __nla_validate_parse+0xb2/0x1fd0 [ 75.569662][ T7112] ? lock_chain_count+0x20/0x20 [ 75.574678][ T7112] ? nla_get_range_signed+0x540/0x540 [ 75.580039][ T7112] ? __lock_acquire+0xbe2/0x52b0 [ 75.585148][ T7112] __rtnl_newlink+0xaf5/0x13e0 [ 75.589926][ T7112] ? lock_is_held_type+0xfa/0x130 [ 75.595012][ T7112] ? rtnl_setlink+0x330/0x330 [ 75.599682][ T7112] ? check_preemption_disabled+0x36/0xf0 [ 75.605307][ T7112] ? lock_release+0x424/0x7e0 [ 75.609970][ T7112] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 75.616137][ T7112] ? is_bpf_text_address+0x65/0xe0 [ 75.621338][ T7112] ? kernel_text_address+0xbd/0xf0 [ 75.627224][ T7112] ? __kernel_text_address+0x9/0x30 [ 75.632664][ T7112] ? unwind_get_return_address+0x51/0x90 [ 75.638295][ T7112] ? create_prof_cpu_mask+0x20/0x20 [ 75.643479][ T7112] ? arch_stack_walk+0x93/0xe0 [ 75.648383][ T7112] ? stack_trace_save+0x8c/0xc0 [ 75.653221][ T7112] ? stack_trace_consume_entry+0x160/0x160 [ 75.659138][ T7112] ? mark_held_locks+0x9f/0xe0 [ 75.664035][ T7112] ? kmem_cache_alloc_trace+0x40/0x440 [ 75.669692][ T7112] ? lock_is_held_type+0xfa/0x130 [ 75.674818][ T7112] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 75.680358][ T7112] ? trace_kmalloc+0x32/0xf0 [ 75.684935][ T7112] ? kmem_cache_alloc_trace+0x20b/0x440 [ 75.690551][ T7112] rtnl_newlink+0x5a/0x90 [ 75.694861][ T7112] rtnetlink_rcv_msg+0x31d/0x8d0 [ 75.699871][ T7112] ? rtnl_newlink+0x90/0x90 [ 75.704354][ T7112] ? check_preemption_disabled+0x36/0xf0 [ 75.709963][ T7112] ? netdev_core_pick_tx+0x290/0x290 [ 75.715223][ T7112] ? lock_acquire+0x180/0x5d0 [ 75.720236][ T7112] netlink_rcv_skb+0x118/0x370 [ 75.725098][ T7112] ? rtnl_newlink+0x90/0x90 [ 75.729583][ T7112] ? netlink_ack+0x930/0x930 [ 75.734146][ T7112] ? netlink_deliver_tap+0x131/0xab0 [ 75.739581][ T7112] ? netlink_deliver_tap+0x136/0xab0 [ 75.744849][ T7112] netlink_unicast+0x42e/0x700 [ 75.749701][ T7112] ? netlink_attachskb+0x750/0x750 [ 75.754893][ T7112] ? __build_skb_around+0x1f3/0x2b0 [ 75.760090][ T7112] netlink_sendmsg+0x706/0xbf0 [ 75.764845][ T7112] ? netlink_unicast+0x700/0x700 [ 75.769765][ T7112] ? netlink_unicast+0x700/0x700 [ 75.774865][ T7112] sock_sendmsg+0xab/0xe0 [ 75.779264][ T7112] ____sys_sendmsg+0x5bf/0x7a0 [ 75.784161][ T7112] ? kernel_sendmsg+0x30/0x30 [ 75.789008][ T7112] ? do_recvmmsg+0x550/0x550 [ 75.793584][ T7112] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 75.799687][ T7112] ___sys_sendmsg+0xd3/0x150 [ 75.804411][ T7112] ? sendmsg_copy_msghdr+0x110/0x110 [ 75.809697][ T7112] ? find_held_lock+0x2d/0x110 [ 75.814447][ T7112] ? check_preemption_disabled+0x36/0xf0 [ 75.820083][ T7112] ? lock_release+0x424/0x7e0 [ 75.824755][ T7112] ? __fget_files+0x17c/0x2e0 [ 75.829419][ T7112] ? lock_downgrade+0x7b0/0x7b0 [ 75.834318][ T7112] ? lock_release+0x424/0x7e0 [ 75.838983][ T7112] ? ksys_write+0x181/0x1d0 [ 75.843528][ T7112] ? check_preemption_disabled+0x36/0xf0 [ 75.849421][ T7112] ? lock_is_held_type+0xfa/0x130 [ 75.854633][ T7112] ? __fget_files+0x194/0x2e0 [ 75.859485][ T7112] ? __fget_light+0xbe/0x220 [ 75.864536][ T7112] __sys_sendmsg+0xb2/0x140 [ 75.869083][ T7112] ? __sys_sendmsg_sock+0x10/0x10 [ 75.874105][ T7112] ? check_preemption_disabled+0x36/0xf0 [ 75.879906][ T7112] ? syscall_enter_from_user_mode+0x1d/0x60 [ 75.886210][ T7112] ? lockdep_hardirqs_on+0x54/0x100 [ 75.891542][ T7112] do_syscall_64+0x35/0xb0 [ 75.895940][ T7112] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 75.902002][ T7112] RIP: 0033:0x464d29 [ 75.906107][ T7112] 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 [ 75.925697][ T7112] RSP: 002b:00007f654eafd188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 75.934090][ T7112] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 75.942394][ T7112] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 75.950436][ T7112] RBP: 00007f654eafd1d0 R08: 0000000000000000 R09: 0000000000000000 [ 75.958394][ T7112] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 75.966379][ T7112] R13: 00007ffdf54ad88f R14: 00007f654eafd300 R15: 0000000000022000 [ 75.999544][ T7112] team0: Port device team_slave_0 removed [ 76.048133][ T7122] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 76.078538][ T7130] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 76.117893][ T7139] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 76.133551][ T7135] FAULT_INJECTION: forcing a failure. [ 76.133551][ T7135] name failslab, interval 1, probability 0, space 0, times 0 [ 76.166510][ T7135] CPU: 0 PID: 7135 Comm: syz-executor.4 Not tainted 5.15.0-rc6-syzkaller #0 [ 76.175370][ T7135] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 76.185508][ T7135] Call Trace: [ 76.188877][ T7135] dump_stack_lvl+0xbd/0xe2 [ 76.193476][ T7135] should_fail.cold+0x5/0xa [ 76.198611][ T7135] should_failslab+0x5/0x10 [ 76.203125][ T7135] kmem_cache_alloc_trace+0x57/0x440 [ 76.208504][ T7135] nf_nat_masq_schedule.part.0+0x1c5/0x4f0 [ 76.214317][ T7135] ? iterate_cleanup_work+0x120/0x120 [ 76.219789][ T7135] ? device_cmp+0x120/0x120 [ 76.224395][ T7135] ? lockdep_hardirqs_on+0x54/0x100 [ 76.229595][ T7135] ? queue_work_on+0xbc/0x140 [ 76.234546][ T7135] masq_inet6_event+0x1a7/0x1f0 [ 76.239756][ T7135] ? inet_cmp+0x220/0x220 [ 76.245086][ T7135] notifier_call_chain+0x94/0x170 [ 76.250130][ T7135] atomic_notifier_call_chain+0x54/0xf0 [ 76.255763][ T7135] addrconf_ifdown.isra.0+0x7b2/0x1160 [ 76.261357][ T7135] ? add_v4_addrs+0x680/0x680 [ 76.266394][ T7135] ? check_preemption_disabled+0x36/0xf0 [ 76.272038][ T7135] ? lock_is_held_type+0xfa/0x130 [ 76.277417][ T7135] addrconf_notify+0x37d/0x1510 [ 76.282265][ T7135] ? __local_bh_enable_ip+0x11f/0x220 [ 76.287916][ T7135] ? clusterip_netdev_event+0x34e/0x550 [ 76.294020][ T7135] notifier_call_chain+0x94/0x170 [ 76.299053][ T7135] dev_close_many+0x28c/0x560 [ 76.304084][ T7135] ? __netdev_adjacent_dev_insert+0x980/0x980 [ 76.310329][ T7135] __dev_change_net_namespace+0xb88/0x1120 [ 76.316222][ T7135] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 76.321864][ T7135] ? check_preemption_disabled+0x36/0xf0 [ 76.327949][ T7135] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 76.333154][ T7135] ? security_capable+0x4c/0x90 [ 76.338015][ T7135] ? ns_capable+0x4c/0xc0 [ 76.342348][ T7135] do_setlink+0x20f/0x2d60 [ 76.347043][ T7135] ? lock_release+0x424/0x7e0 [ 76.351806][ T7135] ? rtnetlink_put_metrics+0x480/0x480 [ 76.357388][ T7135] ? lock_is_held_type+0xd9/0x130 [ 76.362424][ T7135] ? mark_lock+0xf0/0x15f0 [ 76.366853][ T7135] ? lock_chain_count+0x20/0x20 [ 76.371930][ T7135] ? mark_lock+0xf0/0x15f0 [ 76.376332][ T7135] ? memset+0x20/0x40 [ 76.380564][ T7135] ? __nla_validate_parse+0xb2/0x1fd0 [ 76.385942][ T7135] ? nla_get_range_signed+0x540/0x540 [ 76.392880][ T7135] ? __lock_acquire+0xbe2/0x52b0 [ 76.398284][ T7135] __rtnl_newlink+0xaf5/0x13e0 [ 76.403356][ T7135] ? lock_is_held_type+0xfa/0x130 [ 76.408480][ T7135] ? rtnl_setlink+0x330/0x330 [ 76.413142][ T7135] ? check_preemption_disabled+0x36/0xf0 [ 76.418859][ T7135] ? lock_release+0x424/0x7e0 [ 76.423627][ T7135] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 76.430161][ T7135] ? is_bpf_text_address+0x65/0xe0 [ 76.435263][ T7135] ? kernel_text_address+0xbd/0xf0 [ 76.440449][ T7135] ? __kernel_text_address+0x9/0x30 [ 76.445630][ T7135] ? unwind_get_return_address+0x51/0x90 [ 76.451462][ T7135] ? create_prof_cpu_mask+0x20/0x20 [ 76.456908][ T7135] ? arch_stack_walk+0x93/0xe0 [ 76.461936][ T7135] ? stack_trace_save+0x8c/0xc0 [ 76.466854][ T7135] ? stack_trace_consume_entry+0x160/0x160 [ 76.472682][ T7135] ? kmem_cache_alloc_trace+0x40/0x440 [ 76.478407][ T7135] ? lock_is_held_type+0xfa/0x130 [ 76.483791][ T7135] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 76.489856][ T7135] ? trace_kmalloc+0x32/0xf0 [ 76.494638][ T7135] ? kmem_cache_alloc_trace+0x20b/0x440 [ 76.500434][ T7135] rtnl_newlink+0x5a/0x90 [ 76.505305][ T7135] rtnetlink_rcv_msg+0x31d/0x8d0 [ 76.510406][ T7135] ? rtnl_newlink+0x90/0x90 [ 76.515082][ T7135] ? check_preemption_disabled+0x36/0xf0 [ 76.520761][ T7135] ? netdev_core_pick_tx+0x290/0x290 [ 76.526414][ T7135] ? lock_acquire+0x180/0x5d0 [ 76.531246][ T7135] netlink_rcv_skb+0x118/0x370 [ 76.536172][ T7135] ? rtnl_newlink+0x90/0x90 [ 76.541103][ T7135] ? netlink_ack+0x930/0x930 [ 76.546077][ T7135] ? netlink_deliver_tap+0x131/0xab0 [ 76.552011][ T7135] ? netlink_deliver_tap+0x136/0xab0 [ 76.557466][ T7135] netlink_unicast+0x42e/0x700 [ 76.562316][ T7135] ? netlink_attachskb+0x750/0x750 [ 76.567728][ T7135] ? __build_skb_around+0x1f3/0x2b0 [ 76.573141][ T7135] netlink_sendmsg+0x706/0xbf0 [ 76.578273][ T7135] ? netlink_unicast+0x700/0x700 [ 76.583215][ T7135] ? netlink_unicast+0x700/0x700 [ 76.588238][ T7135] sock_sendmsg+0xab/0xe0 [ 76.592550][ T7135] ____sys_sendmsg+0x5bf/0x7a0 [ 76.597650][ T7135] ? kernel_sendmsg+0x30/0x30 [ 76.602402][ T7135] ? do_recvmmsg+0x550/0x550 [ 76.607329][ T7135] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 76.614993][ T7135] ___sys_sendmsg+0xd3/0x150 [ 76.619573][ T7135] ? sendmsg_copy_msghdr+0x110/0x110 [ 76.624945][ T7135] ? find_held_lock+0x2d/0x110 [ 76.629818][ T7135] ? check_preemption_disabled+0x36/0xf0 [ 76.635451][ T7135] ? lock_release+0x424/0x7e0 [ 76.640102][ T7135] ? __fget_files+0x17c/0x2e0 [ 76.644840][ T7135] ? lock_downgrade+0x7b0/0x7b0 [ 76.649680][ T7135] ? lock_release+0x424/0x7e0 [ 76.654451][ T7135] ? ksys_write+0x181/0x1d0 [ 76.658933][ T7135] ? check_preemption_disabled+0x36/0xf0 [ 76.664643][ T7135] ? lock_is_held_type+0xfa/0x130 [ 76.669672][ T7135] ? __fget_files+0x194/0x2e0 [ 76.674429][ T7135] ? __fget_light+0xbe/0x220 [ 76.679098][ T7135] __sys_sendmsg+0xb2/0x140 [ 76.683595][ T7135] ? __sys_sendmsg_sock+0x10/0x10 [ 76.688621][ T7135] ? check_preemption_disabled+0x36/0xf0 [ 76.694238][ T7135] ? syscall_enter_from_user_mode+0x1d/0x60 [ 76.700223][ T7135] ? lockdep_hardirqs_on+0x54/0x100 [ 76.705504][ T7135] do_syscall_64+0x35/0xb0 [ 76.709987][ T7135] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 76.716030][ T7135] RIP: 0033:0x464d29 [ 76.719916][ T7135] 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 [ 76.739592][ T7135] RSP: 002b:00007fb278aff188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 76.748515][ T7135] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 76.756488][ T7135] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 76.764545][ T7135] RBP: 00007fb278aff1d0 R08: 0000000000000000 R09: 0000000000000000 [ 76.772508][ T7135] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 76.780562][ T7135] R13: 00007ffd1bc2844f R14: 00007fb278aff300 R15: 0000000000022000 [ 76.794396][ T7135] bridge0: port 2(bridge_slave_1) entered disabled state [ 76.823684][ T7135] device bridge_slave_1 left promiscuous mode [ 76.836941][ T7135] bridge0: port 2(bridge_slave_1) entered disabled state [ 76.947616][ T7158] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 76.995667][ T7183] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 77.067289][ T7206] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 77.101471][ T7209] FAULT_INJECTION: forcing a failure. [ 77.101471][ T7209] name failslab, interval 1, probability 0, space 0, times 0 [ 77.114115][ T7209] CPU: 1 PID: 7209 Comm: syz-executor.3 Not tainted 5.15.0-rc6-syzkaller #0 [ 77.122781][ T7209] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 77.133199][ T7209] Call Trace: [ 77.136483][ T7209] dump_stack_lvl+0xbd/0xe2 [ 77.141155][ T7209] should_fail.cold+0x5/0xa [ 77.145918][ T7209] ? mark_held_locks+0x9f/0xe0 [ 77.150685][ T7209] should_failslab+0x5/0x10 [ 77.155376][ T7209] kmem_cache_alloc_node_trace+0x66/0x570 [ 77.161437][ T7209] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 77.166992][ T7209] __kmalloc_node_track_caller+0x38/0x60 [ 77.172631][ T7209] __alloc_skb+0x8b/0x280 [ 77.176967][ T7209] __neigh_notify+0x7f/0x110 [ 77.181655][ T7209] neigh_cleanup_and_release+0x5a/0x220 [ 77.187204][ T7209] neigh_flush_dev+0x4a7/0x7e0 [ 77.192403][ T7209] ? lock_release+0x424/0x7e0 [ 77.197182][ T7209] __neigh_ifdown.isra.0+0x44/0x3a0 [ 77.202379][ T7209] ? __local_bh_enable_ip+0x11f/0x220 [ 77.207749][ T7209] ? rt6_disable_ip+0x497/0x6c0 [ 77.212691][ T7209] neigh_ifdown+0x7/0x10 [ 77.216928][ T7209] rt6_disable_ip+0x572/0x6c0 [ 77.221778][ T7209] ? mark_lock+0xf0/0x15f0 [ 77.226277][ T7209] ? lock_release+0x424/0x7e0 [ 77.230947][ T7209] ? rt6_sync_down_dev+0x110/0x110 [ 77.236163][ T7209] ? lock_chain_count+0x20/0x20 [ 77.241022][ T7209] addrconf_ifdown.isra.0+0xd0/0x1160 [ 77.246481][ T7209] ? find_held_lock+0x2d/0x110 [ 77.251251][ T7209] ? add_v4_addrs+0x680/0x680 [ 77.255928][ T7209] ? check_preemption_disabled+0x36/0xf0 [ 77.261656][ T7209] ? lock_is_held_type+0xfa/0x130 [ 77.267385][ T7209] addrconf_notify+0x37d/0x1510 [ 77.272230][ T7209] ? __local_bh_enable_ip+0x11f/0x220 [ 77.277598][ T7209] ? clusterip_netdev_event+0x34e/0x550 [ 77.283147][ T7209] notifier_call_chain+0x94/0x170 [ 77.288703][ T7209] dev_close_many+0x28c/0x560 [ 77.293385][ T7209] ? __netdev_adjacent_dev_insert+0x980/0x980 [ 77.299464][ T7209] __dev_change_net_namespace+0xb88/0x1120 [ 77.305744][ T7209] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 77.311475][ T7209] ? check_preemption_disabled+0x36/0xf0 [ 77.317390][ T7209] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 77.322601][ T7209] ? security_capable+0x4c/0x90 [ 77.327836][ T7209] ? ns_capable+0x4c/0xc0 [ 77.332259][ T7209] do_setlink+0x20f/0x2d60 [ 77.336770][ T7209] ? rtnetlink_put_metrics+0x480/0x480 [ 77.342661][ T7209] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 77.348654][ T7209] ? lock_chain_count+0x20/0x20 [ 77.353508][ T7209] ? mark_lock+0xf0/0x15f0 [ 77.357930][ T7209] ? lock_chain_count+0x20/0x20 [ 77.362782][ T7209] ? find_held_lock+0x2d/0x110 [ 77.367668][ T7209] ? memset+0x20/0x40 [ 77.371832][ T7209] ? __nla_validate_parse+0xb2/0x1fd0 [ 77.377243][ T7209] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 77.383403][ T7209] ? nla_get_range_signed+0x540/0x540 [ 77.388869][ T7209] ? __lock_acquire+0xbe2/0x52b0 [ 77.393818][ T7209] __rtnl_newlink+0xaf5/0x13e0 [ 77.398683][ T7209] ? lock_is_held_type+0xfa/0x130 [ 77.403713][ T7209] ? rtnl_setlink+0x330/0x330 [ 77.408842][ T7209] ? check_preemption_disabled+0x36/0xf0 [ 77.414658][ T7209] ? lock_release+0x424/0x7e0 [ 77.419363][ T7209] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 77.425438][ T7209] ? is_bpf_text_address+0x65/0xe0 [ 77.430672][ T7209] ? kernel_text_address+0xbd/0xf0 [ 77.435876][ T7209] ? __kernel_text_address+0x9/0x30 [ 77.441187][ T7209] ? unwind_get_return_address+0x51/0x90 [ 77.447000][ T7209] ? create_prof_cpu_mask+0x20/0x20 [ 77.452379][ T7209] ? arch_stack_walk+0x93/0xe0 [ 77.457158][ T7209] ? stack_trace_save+0x8c/0xc0 [ 77.462090][ T7209] ? stack_trace_consume_entry+0x160/0x160 [ 77.467893][ T7209] ? mark_held_locks+0x9f/0xe0 [ 77.472700][ T7209] ? kmem_cache_alloc_trace+0x40/0x440 [ 77.478274][ T7209] ? lock_is_held_type+0xfa/0x130 [ 77.483563][ T7209] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 77.489451][ T7209] ? trace_kmalloc+0x32/0xf0 [ 77.494072][ T7209] ? kmem_cache_alloc_trace+0x20b/0x440 [ 77.499633][ T7209] rtnl_newlink+0x5a/0x90 [ 77.503965][ T7209] rtnetlink_rcv_msg+0x31d/0x8d0 [ 77.508905][ T7209] ? rtnl_newlink+0x90/0x90 [ 77.513437][ T7209] ? check_preemption_disabled+0x36/0xf0 [ 77.519071][ T7209] ? lock_acquire+0x222/0x5d0 [ 77.523757][ T7209] netlink_rcv_skb+0x118/0x370 [ 77.528791][ T7209] ? rtnl_newlink+0x90/0x90 [ 77.533303][ T7209] ? netlink_ack+0x930/0x930 [ 77.538027][ T7209] ? netlink_deliver_tap+0x131/0xab0 [ 77.543334][ T7209] ? netlink_deliver_tap+0x136/0xab0 [ 77.548835][ T7209] netlink_unicast+0x42e/0x700 [ 77.554152][ T7209] ? netlink_attachskb+0x750/0x750 [ 77.559882][ T7209] ? __build_skb_around+0x1f3/0x2b0 [ 77.565524][ T7209] netlink_sendmsg+0x706/0xbf0 [ 77.570541][ T7209] ? netlink_unicast+0x700/0x700 [ 77.575496][ T7209] ? netlink_unicast+0x700/0x700 [ 77.580436][ T7209] sock_sendmsg+0xab/0xe0 [ 77.584773][ T7209] ____sys_sendmsg+0x5bf/0x7a0 [ 77.589630][ T7209] ? kernel_sendmsg+0x30/0x30 [ 77.594311][ T7209] ? do_recvmmsg+0x550/0x550 [ 77.598936][ T7209] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 77.604921][ T7209] ___sys_sendmsg+0xd3/0x150 [ 77.609523][ T7209] ? sendmsg_copy_msghdr+0x110/0x110 [ 77.614916][ T7209] ? find_held_lock+0x2d/0x110 [ 77.619783][ T7209] ? check_preemption_disabled+0x36/0xf0 [ 77.625419][ T7209] ? lock_release+0x424/0x7e0 [ 77.630103][ T7209] ? __fget_files+0x17c/0x2e0 [ 77.634966][ T7209] ? lock_downgrade+0x7b0/0x7b0 [ 77.639814][ T7209] ? lock_release+0x424/0x7e0 [ 77.644492][ T7209] ? ksys_write+0x181/0x1d0 [ 77.648998][ T7209] ? check_preemption_disabled+0x36/0xf0 [ 77.654807][ T7209] ? lock_is_held_type+0xfa/0x130 [ 77.659938][ T7209] ? __fget_files+0x194/0x2e0 [ 77.665146][ T7209] ? __fget_light+0xbe/0x220 [ 77.669750][ T7209] __sys_sendmsg+0xb2/0x140 [ 77.674255][ T7209] ? __sys_sendmsg_sock+0x10/0x10 [ 77.679297][ T7209] ? check_preemption_disabled+0x36/0xf0 [ 77.684934][ T7209] ? syscall_enter_from_user_mode+0x1d/0x60 [ 77.690830][ T7209] ? lockdep_hardirqs_on+0x54/0x100 [ 77.696209][ T7209] do_syscall_64+0x35/0xb0 [ 77.700639][ T7209] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 77.706708][ T7209] RIP: 0033:0x464d29 [ 77.710600][ T7209] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 77.730306][ T7209] RSP: 002b:00007fa5c9d5a188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 77.738885][ T7209] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 77.747288][ T7209] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 77.755526][ T7209] RBP: 00007fa5c9d5a1d0 R08: 0000000000000000 R09: 0000000000000000 [ 77.763521][ T7209] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 77.771492][ T7209] R13: 00007ffe85e6b84f R14: 00007fa5c9d5a300 R15: 0000000000022000 [ 78.381343][ T7211] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 78.414562][ T7213] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 78.437892][ T7214] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 78.454665][ T7214] FAULT_INJECTION: forcing a failure. [ 78.454665][ T7214] name failslab, interval 1, probability 0, space 0, times 0 [ 78.467353][ T7214] CPU: 1 PID: 7214 Comm: syz-executor.2 Not tainted 5.15.0-rc6-syzkaller #0 [ 78.476113][ T7214] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 78.486172][ T7214] Call Trace: [ 78.489459][ T7214] dump_stack_lvl+0xbd/0xe2 [ 78.493962][ T7214] should_fail.cold+0x5/0xa [ 78.498466][ T7214] should_failslab+0x5/0x10 [ 78.502960][ T7214] kmem_cache_alloc_node+0x60/0x540 [ 78.508156][ T7214] __alloc_skb+0x153/0x280 [ 78.512574][ T7214] __neigh_notify+0x7f/0x110 [ 78.517157][ T7214] neigh_cleanup_and_release+0x5a/0x220 [ 78.522693][ T7214] neigh_flush_dev+0x4a7/0x7e0 [ 78.527447][ T7214] ? lock_release+0x424/0x7e0 [ 78.532130][ T7214] __neigh_ifdown.isra.0+0x44/0x3a0 [ 78.537326][ T7214] ? __local_bh_enable_ip+0x11f/0x220 [ 78.542690][ T7214] ? rt6_disable_ip+0x497/0x6c0 [ 78.547539][ T7214] neigh_ifdown+0x7/0x10 [ 78.552090][ T7214] rt6_disable_ip+0x572/0x6c0 [ 78.556775][ T7214] ? rt6_sync_down_dev+0x110/0x110 [ 78.562186][ T7214] ? lock_chain_count+0x20/0x20 [ 78.567045][ T7214] addrconf_ifdown.isra.0+0xd0/0x1160 [ 78.572436][ T7214] ? find_held_lock+0x2d/0x110 [ 78.577198][ T7214] ? add_v4_addrs+0x680/0x680 [ 78.581864][ T7214] ? check_preemption_disabled+0x36/0xf0 [ 78.587579][ T7214] ? lock_is_held_type+0xfa/0x130 [ 78.592603][ T7214] addrconf_notify+0x37d/0x1510 [ 78.597479][ T7214] ? __local_bh_enable_ip+0x11f/0x220 [ 78.602934][ T7214] ? clusterip_netdev_event+0x34e/0x550 [ 78.608486][ T7214] notifier_call_chain+0x94/0x170 [ 78.613623][ T7214] dev_close_many+0x28c/0x560 [ 78.618302][ T7214] ? __netdev_adjacent_dev_insert+0x980/0x980 [ 78.624372][ T7214] __dev_change_net_namespace+0xb88/0x1120 [ 78.630174][ T7214] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 78.635891][ T7214] ? check_preemption_disabled+0x36/0xf0 [ 78.641526][ T7214] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 78.646840][ T7214] ? security_capable+0x4c/0x90 [ 78.651779][ T7214] ? ns_capable+0x4c/0xc0 [ 78.656108][ T7214] do_setlink+0x20f/0x2d60 [ 78.660720][ T7214] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 78.666874][ T7214] ? __kernel_text_address+0x9/0x30 [ 78.672082][ T7214] ? rtnetlink_put_metrics+0x480/0x480 [ 78.677627][ T7214] ? mark_lock+0xf0/0x15f0 [ 78.682140][ T7214] ? mark_lock+0xf0/0x15f0 [ 78.686727][ T7214] ? lock_chain_count+0x20/0x20 [ 78.691760][ T7214] ? __lock_acquire+0xbe2/0x52b0 [ 78.696865][ T7214] ? lock_chain_count+0x20/0x20 [ 78.701717][ T7214] ? mark_lock+0xf0/0x15f0 [ 78.706210][ T7214] ? mark_lock+0xf0/0x15f0 [ 78.710630][ T7214] ? memset+0x20/0x40 [ 78.714684][ T7214] ? __nla_validate_parse+0xb2/0x1fd0 [ 78.720056][ T7214] ? lock_chain_count+0x20/0x20 [ 78.725004][ T7214] ? nla_get_range_signed+0x540/0x540 [ 78.730370][ T7214] ? __lock_acquire+0xbe2/0x52b0 [ 78.735335][ T7214] __rtnl_newlink+0xaf5/0x13e0 [ 78.740094][ T7214] ? lock_is_held_type+0xfa/0x130 [ 78.745120][ T7214] ? rtnl_setlink+0x330/0x330 [ 78.749793][ T7214] ? check_preemption_disabled+0x36/0xf0 [ 78.755589][ T7214] ? lock_release+0x424/0x7e0 [ 78.760257][ T7214] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 78.766863][ T7214] ? is_bpf_text_address+0x65/0xe0 [ 78.771962][ T7214] ? kernel_text_address+0xbd/0xf0 [ 78.777165][ T7214] ? __kernel_text_address+0x9/0x30 [ 78.782352][ T7214] ? unwind_get_return_address+0x51/0x90 [ 78.788066][ T7214] ? create_prof_cpu_mask+0x20/0x20 [ 78.793253][ T7214] ? arch_stack_walk+0x93/0xe0 [ 78.798054][ T7214] ? stack_trace_save+0x8c/0xc0 [ 78.802897][ T7214] ? stack_trace_consume_entry+0x160/0x160 [ 78.808698][ T7214] ? mark_held_locks+0x9f/0xe0 [ 78.813873][ T7214] ? kmem_cache_alloc_trace+0x40/0x440 [ 78.819332][ T7214] ? lock_is_held_type+0xfa/0x130 [ 78.824352][ T7214] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 78.829886][ T7214] ? trace_kmalloc+0x32/0xf0 [ 78.834469][ T7214] ? kmem_cache_alloc_trace+0x20b/0x440 [ 78.840012][ T7214] rtnl_newlink+0x5a/0x90 [ 78.844338][ T7214] rtnetlink_rcv_msg+0x31d/0x8d0 [ 78.849349][ T7214] ? rtnl_newlink+0x90/0x90 [ 78.853975][ T7214] ? check_preemption_disabled+0x36/0xf0 [ 78.859598][ T7214] ? netdev_core_pick_tx+0x290/0x290 [ 78.864938][ T7214] ? lock_acquire+0x180/0x5d0 [ 78.869752][ T7214] netlink_rcv_skb+0x118/0x370 [ 78.874515][ T7214] ? rtnl_newlink+0x90/0x90 [ 78.879023][ T7214] ? netlink_ack+0x930/0x930 [ 78.883629][ T7214] ? netlink_deliver_tap+0x131/0xab0 [ 78.889282][ T7214] ? netlink_deliver_tap+0x136/0xab0 [ 78.894671][ T7214] netlink_unicast+0x42e/0x700 [ 78.899427][ T7214] ? netlink_attachskb+0x750/0x750 [ 78.904816][ T7214] ? __build_skb_around+0x1f3/0x2b0 [ 78.910303][ T7214] netlink_sendmsg+0x706/0xbf0 [ 78.915216][ T7214] ? netlink_unicast+0x700/0x700 [ 78.920329][ T7214] ? netlink_unicast+0x700/0x700 [ 78.925573][ T7214] sock_sendmsg+0xab/0xe0 [ 78.930008][ T7214] ____sys_sendmsg+0x5bf/0x7a0 [ 78.934973][ T7214] ? kernel_sendmsg+0x30/0x30 [ 78.939751][ T7214] ? do_recvmmsg+0x550/0x550 [ 78.944524][ T7214] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 78.950861][ T7214] ___sys_sendmsg+0xd3/0x150 [ 78.955646][ T7214] ? sendmsg_copy_msghdr+0x110/0x110 [ 78.961023][ T7214] ? find_held_lock+0x2d/0x110 [ 78.965956][ T7214] ? check_preemption_disabled+0x36/0xf0 [ 78.971662][ T7214] ? lock_release+0x424/0x7e0 [ 78.976431][ T7214] ? __fget_files+0x17c/0x2e0 [ 78.981639][ T7214] ? lock_downgrade+0x7b0/0x7b0 [ 78.986928][ T7214] ? lock_release+0x424/0x7e0 [ 78.992057][ T7214] ? ksys_write+0x181/0x1d0 [ 78.996815][ T7214] ? check_preemption_disabled+0x36/0xf0 [ 79.002899][ T7214] ? lock_is_held_type+0xfa/0x130 [ 79.008195][ T7214] ? __fget_files+0x194/0x2e0 [ 79.013085][ T7214] ? __fget_light+0xbe/0x220 [ 79.018380][ T7214] __sys_sendmsg+0xb2/0x140 [ 79.022886][ T7214] ? __sys_sendmsg_sock+0x10/0x10 [ 79.028375][ T7214] ? check_preemption_disabled+0x36/0xf0 [ 79.034340][ T7214] ? syscall_enter_from_user_mode+0x1d/0x60 [ 79.041394][ T7214] ? lockdep_hardirqs_on+0x54/0x100 [ 79.046827][ T7214] do_syscall_64+0x35/0xb0 [ 79.051322][ T7214] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 79.057309][ T7214] RIP: 0033:0x464d29 [ 79.062460][ T7214] 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 [ 79.084696][ T7214] RSP: 002b:00007f654eafd188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 79.093391][ T7214] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 79.101456][ T7214] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 79.110676][ T7214] RBP: 00007f654eafd1d0 R08: 0000000000000000 R09: 0000000000000000 [ 79.118641][ T7214] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 79.126700][ T7214] R13: 00007ffdf54ad88f R14: 00007f654eafd300 R15: 0000000000022000 [ 79.162066][ T7214] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 79.221127][ T7214] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 79.232513][ T7214] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 79.243401][ T7214] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 79.254325][ T7214] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 79.264735][ T7214] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 79.277224][ T7214] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 79.287694][ T7214] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 79.299052][ T7214] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 79.309434][ T7214] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 2021/10/21 22:59:15 executed programs: 67 [ 79.320277][ T7214] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 79.348621][ T7238] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 79.386059][ T7248] bond0: (slave bond_slave_1): Releasing backup interface [ 79.427382][ T7248] FAULT_INJECTION: forcing a failure. [ 79.427382][ T7248] name failslab, interval 1, probability 0, space 0, times 0 [ 79.443572][ T7248] CPU: 0 PID: 7248 Comm: syz-executor.4 Not tainted 5.15.0-rc6-syzkaller #0 [ 79.452322][ T7248] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 79.462535][ T7248] Call Trace: [ 79.466086][ T7248] dump_stack_lvl+0xbd/0xe2 [ 79.470666][ T7248] should_fail.cold+0x5/0xa [ 79.475166][ T7248] should_failslab+0x5/0x10 [ 79.479748][ T7248] kmem_cache_alloc_node_trace+0x66/0x570 [ 79.485898][ T7248] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 79.491813][ T7248] __kmalloc_node_track_caller+0x38/0x60 [ 79.497431][ T7248] __alloc_skb+0x8b/0x280 [ 79.502219][ T7248] rtmsg_ifinfo_build_skb+0x6d/0x160 [ 79.507502][ T7248] rtnetlink_event+0xd7/0x1b0 [ 79.512730][ T7248] notifier_call_chain+0x94/0x170 [ 79.517789][ T7248] netdev_change_features+0x76/0xa0 [ 79.523165][ T7248] ? netdev_update_features+0xb0/0xb0 [ 79.528622][ T7248] ? synchronize_rcu+0x160/0x190 [ 79.533541][ T7248] bond_compute_features+0x535/0x920 [ 79.538818][ T7248] ? bond_fix_features+0x2c0/0x2c0 [ 79.543999][ T7248] ? disconnect_work+0x10/0x1b0 [ 79.549353][ T7248] ? lock_is_held_type+0xfa/0x130 [ 79.554549][ T7248] __bond_release_one.cold+0x4b4/0xa96 [ 79.560000][ T7248] ? bond_enslave+0x46e0/0x46e0 [ 79.564949][ T7248] ? __mutex_unlock_slowpath+0x157/0x5e0 [ 79.570660][ T7248] ? mark_held_locks+0x9f/0xe0 [ 79.575420][ T7248] ? wait_for_completion_io+0x280/0x280 [ 79.581245][ T7248] ? check_preemption_disabled+0x36/0xf0 [ 79.587064][ T7248] ? __local_bh_enable_ip+0x11f/0x220 [ 79.592472][ T7248] ? rt_flush_dev+0x19b/0x290 [ 79.597439][ T7248] ? lockdep_hardirqs_on+0x54/0x100 [ 79.602656][ T7248] ? check_preemption_disabled+0x36/0xf0 [ 79.608678][ T7248] ? lock_is_held_type+0xfa/0x130 [ 79.613874][ T7248] bond_netdev_event+0x664/0x770 [ 79.619094][ T7248] notifier_call_chain+0x94/0x170 [ 79.624355][ T7248] __dev_change_net_namespace+0x373/0x1120 [ 79.630298][ T7248] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 79.635954][ T7248] ? check_preemption_disabled+0x36/0xf0 [ 79.643399][ T7248] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 79.648590][ T7248] ? security_capable+0x4c/0x90 [ 79.653526][ T7248] ? ns_capable+0x4c/0xc0 [ 79.657862][ T7248] do_setlink+0x20f/0x2d60 [ 79.662424][ T7248] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 79.668471][ T7248] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 79.674436][ T7248] ? rtnetlink_put_metrics+0x480/0x480 [ 79.679962][ T7248] ? mark_lock+0xf0/0x15f0 [ 79.684358][ T7248] ? mark_lock+0xf0/0x15f0 [ 79.689026][ T7248] ? lock_chain_count+0x20/0x20 [ 79.693957][ T7248] ? __lock_acquire+0xbe2/0x52b0 [ 79.698896][ T7248] ? lock_chain_count+0x20/0x20 [ 79.703955][ T7248] ? mark_lock+0xf0/0x15f0 [ 79.708537][ T7248] ? memset+0x20/0x40 [ 79.712669][ T7248] ? __nla_validate_parse+0xb2/0x1fd0 [ 79.718129][ T7248] ? lock_chain_count+0x20/0x20 [ 79.723152][ T7248] ? nla_get_range_signed+0x540/0x540 [ 79.728504][ T7248] ? __lock_acquire+0xbe2/0x52b0 [ 79.733686][ T7248] __rtnl_newlink+0xaf5/0x13e0 [ 79.738790][ T7248] ? lock_is_held_type+0xfa/0x130 [ 79.743886][ T7248] ? rtnl_setlink+0x330/0x330 [ 79.748946][ T7248] ? check_preemption_disabled+0x36/0xf0 [ 79.754972][ T7248] ? lock_release+0x424/0x7e0 [ 79.759819][ T7248] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 79.765990][ T7248] ? is_bpf_text_address+0x65/0xe0 [ 79.771193][ T7248] ? kernel_text_address+0xbd/0xf0 [ 79.776295][ T7248] ? __kernel_text_address+0x9/0x30 [ 79.781500][ T7248] ? unwind_get_return_address+0x51/0x90 [ 79.787204][ T7248] ? create_prof_cpu_mask+0x20/0x20 [ 79.792813][ T7248] ? arch_stack_walk+0x93/0xe0 [ 79.797749][ T7248] ? stack_trace_save+0x8c/0xc0 [ 79.802695][ T7248] ? stack_trace_consume_entry+0x160/0x160 [ 79.809143][ T7248] ? kmem_cache_alloc_trace+0x40/0x440 [ 79.815130][ T7248] ? lock_is_held_type+0xfa/0x130 [ 79.820438][ T7248] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 79.826160][ T7248] ? trace_kmalloc+0x32/0xf0 [ 79.831106][ T7248] ? kmem_cache_alloc_trace+0x20b/0x440 [ 79.836646][ T7248] rtnl_newlink+0x5a/0x90 [ 79.841310][ T7248] rtnetlink_rcv_msg+0x31d/0x8d0 [ 79.846260][ T7248] ? rtnl_newlink+0x90/0x90 [ 79.850821][ T7248] ? check_preemption_disabled+0x36/0xf0 [ 79.856460][ T7248] ? netdev_core_pick_tx+0x290/0x290 [ 79.861885][ T7248] ? lock_acquire+0x180/0x5d0 [ 79.867087][ T7248] netlink_rcv_skb+0x118/0x370 [ 79.871950][ T7248] ? rtnl_newlink+0x90/0x90 [ 79.876455][ T7248] ? netlink_ack+0x930/0x930 [ 79.881062][ T7248] ? netlink_deliver_tap+0x131/0xab0 [ 79.886341][ T7248] ? netlink_deliver_tap+0x136/0xab0 [ 79.891616][ T7248] netlink_unicast+0x42e/0x700 [ 79.896455][ T7248] ? netlink_attachskb+0x750/0x750 [ 79.901646][ T7248] ? __build_skb_around+0x1f3/0x2b0 [ 79.907043][ T7248] netlink_sendmsg+0x706/0xbf0 [ 79.911801][ T7248] ? netlink_unicast+0x700/0x700 [ 79.916904][ T7248] ? netlink_unicast+0x700/0x700 [ 79.921912][ T7248] sock_sendmsg+0xab/0xe0 [ 79.926600][ T7248] ____sys_sendmsg+0x5bf/0x7a0 [ 79.931352][ T7248] ? kernel_sendmsg+0x30/0x30 [ 79.936008][ T7248] ? do_recvmmsg+0x550/0x550 [ 79.941192][ T7248] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 79.947239][ T7248] ___sys_sendmsg+0xd3/0x150 [ 79.951838][ T7248] ? sendmsg_copy_msghdr+0x110/0x110 [ 79.957098][ T7248] ? find_held_lock+0x2d/0x110 [ 79.961964][ T7248] ? check_preemption_disabled+0x36/0xf0 [ 79.967591][ T7248] ? lock_release+0x424/0x7e0 [ 79.972335][ T7248] ? __fget_files+0x17c/0x2e0 [ 79.976994][ T7248] ? lock_downgrade+0x7b0/0x7b0 [ 79.981920][ T7248] ? lock_release+0x424/0x7e0 [ 79.986659][ T7248] ? ksys_write+0x181/0x1d0 [ 79.991140][ T7248] ? check_preemption_disabled+0x36/0xf0 [ 79.996841][ T7248] ? lock_is_held_type+0xfa/0x130 [ 80.001851][ T7248] ? __fget_files+0x194/0x2e0 [ 80.006516][ T7248] ? __fget_light+0xbe/0x220 [ 80.011101][ T7248] __sys_sendmsg+0xb2/0x140 [ 80.015582][ T7248] ? __sys_sendmsg_sock+0x10/0x10 [ 80.020689][ T7248] ? check_preemption_disabled+0x36/0xf0 [ 80.026394][ T7248] ? syscall_enter_from_user_mode+0x1d/0x60 [ 80.032266][ T7248] ? lockdep_hardirqs_on+0x54/0x100 [ 80.037458][ T7248] do_syscall_64+0x35/0xb0 [ 80.041936][ T7248] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 80.047979][ T7248] RIP: 0033:0x464d29 [ 80.051855][ T7248] 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 [ 80.071640][ T7248] RSP: 002b:00007fb278aff188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 80.080205][ T7248] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 80.089203][ T7248] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 80.097503][ T7248] RBP: 00007fb278aff1d0 R08: 0000000000000000 R09: 0000000000000000 [ 80.105837][ T7248] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 80.113791][ T7248] R13: 00007ffd1bc2844f R14: 00007fb278aff300 R15: 0000000000022000 [ 80.191713][ T7250] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 80.214920][ T7251] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 80.241047][ T7255] FAULT_INJECTION: forcing a failure. [ 80.241047][ T7255] name failslab, interval 1, probability 0, space 0, times 0 [ 80.253777][ T7255] CPU: 0 PID: 7255 Comm: syz-executor.1 Not tainted 5.15.0-rc6-syzkaller #0 [ 80.262446][ T7255] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 80.272580][ T7255] Call Trace: [ 80.275851][ T7255] dump_stack_lvl+0xbd/0xe2 [ 80.280359][ T7255] should_fail.cold+0x5/0xa [ 80.285294][ T7255] should_failslab+0x5/0x10 [ 80.289989][ T7255] kmem_cache_alloc_node+0x60/0x540 [ 80.295270][ T7255] __alloc_skb+0x153/0x280 [ 80.300118][ T7255] __neigh_notify+0x7f/0x110 [ 80.304792][ T7255] neigh_cleanup_and_release+0x5a/0x220 [ 80.310331][ T7255] neigh_flush_dev+0x4a7/0x7e0 [ 80.315369][ T7255] ? lock_release+0x424/0x7e0 [ 80.320060][ T7255] __neigh_ifdown.isra.0+0x44/0x3a0 [ 80.325429][ T7255] ? __local_bh_enable_ip+0x11f/0x220 [ 80.331003][ T7255] ? rt6_disable_ip+0x497/0x6c0 [ 80.335885][ T7255] neigh_ifdown+0x7/0x10 [ 80.340466][ T7255] rt6_disable_ip+0x572/0x6c0 [ 80.345396][ T7255] ? mark_lock+0xf0/0x15f0 [ 80.349799][ T7255] ? lock_release+0x424/0x7e0 [ 80.354662][ T7255] ? rt6_sync_down_dev+0x110/0x110 [ 80.360099][ T7255] ? lock_chain_count+0x20/0x20 [ 80.364945][ T7255] addrconf_ifdown.isra.0+0xd0/0x1160 [ 80.370444][ T7255] ? find_held_lock+0x2d/0x110 [ 80.375454][ T7255] ? add_v4_addrs+0x680/0x680 [ 80.380223][ T7255] ? check_preemption_disabled+0x36/0xf0 [ 80.385941][ T7255] ? lock_is_held_type+0xfa/0x130 [ 80.391164][ T7255] addrconf_notify+0x37d/0x1510 [ 80.396008][ T7255] ? __local_bh_enable_ip+0x11f/0x220 [ 80.401628][ T7255] ? clusterip_netdev_event+0x34e/0x550 [ 80.407304][ T7255] notifier_call_chain+0x94/0x170 [ 80.412334][ T7255] dev_close_many+0x28c/0x560 [ 80.417193][ T7255] ? __netdev_adjacent_dev_insert+0x980/0x980 [ 80.423381][ T7255] __dev_change_net_namespace+0xb88/0x1120 [ 80.429285][ T7255] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 80.435338][ T7255] ? check_preemption_disabled+0x36/0xf0 [ 80.441057][ T7255] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 80.446714][ T7255] ? security_capable+0x4c/0x90 [ 80.451548][ T7255] ? ns_capable+0x4c/0xc0 [ 80.455871][ T7255] do_setlink+0x20f/0x2d60 [ 80.460354][ T7255] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 80.466317][ T7255] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 80.472385][ T7255] ? rtnetlink_put_metrics+0x480/0x480 [ 80.477861][ T7255] ? mark_lock+0xf0/0x15f0 [ 80.482358][ T7255] ? mark_lock+0xf0/0x15f0 [ 80.486777][ T7255] ? lock_chain_count+0x20/0x20 [ 80.491604][ T7255] ? __lock_acquire+0xbe2/0x52b0 [ 80.496524][ T7255] ? lock_chain_count+0x20/0x20 [ 80.501462][ T7255] ? mark_lock+0xf0/0x15f0 [ 80.505954][ T7255] ? memset+0x20/0x40 [ 80.509923][ T7255] ? __nla_validate_parse+0xb2/0x1fd0 [ 80.515361][ T7255] ? lock_chain_count+0x20/0x20 [ 80.520200][ T7255] ? nla_get_range_signed+0x540/0x540 [ 80.525663][ T7255] ? __lock_acquire+0xbe2/0x52b0 [ 80.530712][ T7255] __rtnl_newlink+0xaf5/0x13e0 [ 80.535558][ T7255] ? lock_is_held_type+0xfa/0x130 [ 80.540838][ T7255] ? rtnl_setlink+0x330/0x330 [ 80.545511][ T7255] ? check_preemption_disabled+0x36/0xf0 [ 80.551652][ T7255] ? lock_release+0x424/0x7e0 [ 80.556326][ T7255] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 80.562377][ T7255] ? is_bpf_text_address+0x65/0xe0 [ 80.567475][ T7255] ? kernel_text_address+0xbd/0xf0 [ 80.572664][ T7255] ? __kernel_text_address+0x9/0x30 [ 80.578047][ T7255] ? unwind_get_return_address+0x51/0x90 [ 80.584157][ T7255] ? create_prof_cpu_mask+0x20/0x20 [ 80.589345][ T7255] ? arch_stack_walk+0x93/0xe0 [ 80.594105][ T7255] ? stack_trace_save+0x8c/0xc0 [ 80.598935][ T7255] ? stack_trace_consume_entry+0x160/0x160 [ 80.604723][ T7255] ? mark_held_locks+0x9f/0xe0 [ 80.609502][ T7255] ? kmem_cache_alloc_trace+0x40/0x440 [ 80.615380][ T7255] ? lock_is_held_type+0xfa/0x130 [ 80.620561][ T7255] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 80.626098][ T7255] ? trace_kmalloc+0x32/0xf0 [ 80.630755][ T7255] ? kmem_cache_alloc_trace+0x20b/0x440 [ 80.636396][ T7255] rtnl_newlink+0x5a/0x90 [ 80.640818][ T7255] rtnetlink_rcv_msg+0x31d/0x8d0 [ 80.645946][ T7255] ? rcu_preempt_deferred_qs_irqrestore+0x4c3/0xb90 [ 80.652828][ T7255] ? rtnl_newlink+0x90/0x90 [ 80.657630][ T7255] ? lockdep_hardirqs_on_prepare+0x17b/0x450 [ 80.663961][ T7255] ? _raw_spin_unlock_irqrestore+0x40/0x90 [ 80.669985][ T7255] netlink_rcv_skb+0x118/0x370 [ 80.674922][ T7255] ? rtnl_newlink+0x90/0x90 [ 80.679410][ T7255] ? netlink_ack+0x930/0x930 [ 80.683978][ T7255] ? netlink_deliver_tap+0x131/0xab0 [ 80.689608][ T7255] ? netlink_deliver_tap+0x136/0xab0 [ 80.694908][ T7255] netlink_unicast+0x42e/0x700 [ 80.699918][ T7255] ? netlink_attachskb+0x750/0x750 [ 80.705170][ T7255] ? __build_skb_around+0x1f3/0x2b0 [ 80.710899][ T7255] netlink_sendmsg+0x706/0xbf0 [ 80.715754][ T7255] ? netlink_unicast+0x700/0x700 [ 80.720867][ T7255] ? netlink_unicast+0x700/0x700 [ 80.725876][ T7255] sock_sendmsg+0xab/0xe0 [ 80.730378][ T7255] ____sys_sendmsg+0x5bf/0x7a0 [ 80.735174][ T7255] ? kernel_sendmsg+0x30/0x30 [ 80.739833][ T7255] ? do_recvmmsg+0x550/0x550 [ 80.744851][ T7255] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 80.751018][ T7255] ___sys_sendmsg+0xd3/0x150 [ 80.756132][ T7255] ? sendmsg_copy_msghdr+0x110/0x110 [ 80.761746][ T7255] ? find_held_lock+0x2d/0x110 [ 80.766678][ T7255] ? check_preemption_disabled+0x36/0xf0 [ 80.772496][ T7255] ? lock_release+0x424/0x7e0 [ 80.777614][ T7255] ? __fget_files+0x17c/0x2e0 [ 80.782377][ T7255] ? lock_downgrade+0x7b0/0x7b0 [ 80.787645][ T7255] ? lock_release+0x424/0x7e0 [ 80.792630][ T7255] ? ksys_write+0x181/0x1d0 [ 80.797135][ T7255] ? check_preemption_disabled+0x36/0xf0 [ 80.803235][ T7255] ? lock_is_held_type+0xfa/0x130 [ 80.808541][ T7255] ? __fget_files+0x194/0x2e0 [ 80.813308][ T7255] ? __fget_light+0xbe/0x220 [ 80.818111][ T7255] __sys_sendmsg+0xb2/0x140 [ 80.824106][ T7255] ? __sys_sendmsg_sock+0x10/0x10 [ 80.829233][ T7255] ? check_preemption_disabled+0x36/0xf0 [ 80.834941][ T7255] ? syscall_enter_from_user_mode+0x1d/0x60 [ 80.840996][ T7255] ? lockdep_hardirqs_on+0x54/0x100 [ 80.846400][ T7255] do_syscall_64+0x35/0xb0 [ 80.851140][ T7255] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 80.857015][ T7255] RIP: 0033:0x464d29 [ 80.860892][ T7255] 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 [ 80.880994][ T7255] RSP: 002b:00007fee05e66188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 80.889693][ T7255] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 80.897645][ T7255] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 80.905824][ T7255] RBP: 00007fee05e661d0 R08: 0000000000000000 R09: 0000000000000000 [ 80.913876][ T7255] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 80.922002][ T7255] R13: 00007ffe038b269f R14: 00007fee05e66300 R15: 0000000000022000 [ 81.043440][ T7255] device veth1_vlan left promiscuous mode [ 81.071334][ T7256] FAULT_INJECTION: forcing a failure. [ 81.071334][ T7256] name failslab, interval 1, probability 0, space 0, times 0 [ 81.084265][ T7256] CPU: 0 PID: 7256 Comm: syz-executor.0 Not tainted 5.15.0-rc6-syzkaller #0 [ 81.093462][ T7256] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 81.103701][ T7256] Call Trace: [ 81.107198][ T7256] dump_stack_lvl+0xbd/0xe2 [ 81.111885][ T7256] should_fail.cold+0x5/0xa [ 81.116824][ T7256] ? mark_held_locks+0x9f/0xe0 [ 81.121591][ T7256] should_failslab+0x5/0x10 [ 81.126096][ T7256] kmem_cache_alloc_node_trace+0x66/0x570 [ 81.131976][ T7256] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 81.137844][ T7256] __kmalloc_node_track_caller+0x38/0x60 [ 81.143981][ T7256] __alloc_skb+0x8b/0x280 [ 81.148471][ T7256] inet6_rt_notify+0xd1/0x270 [ 81.153144][ T7256] fib6_del+0xccc/0x14e0 [ 81.157588][ T7256] ? fib6_locate+0xd0/0xd0 [ 81.162020][ T7256] ? lock_chain_count+0x20/0x20 [ 81.166869][ T7256] fib6_clean_node+0x2f7/0x4a0 [ 81.171634][ T7256] ? find_held_lock+0x2d/0x110 [ 81.176987][ T7256] ? fib6_del+0x14e0/0x14e0 [ 81.181594][ T7256] fib6_walk_continue+0x33c/0x720 [ 81.186730][ T7256] ? fib6_walk+0x160/0x330 [ 81.191721][ T7256] ? lockdep_hardirqs_on+0x54/0x100 [ 81.197130][ T7256] fib6_walk+0x168/0x330 [ 81.201375][ T7256] fib6_clean_tree+0xaa/0xe0 [ 81.206058][ T7256] ? fib6_walk+0x330/0x330 [ 81.210824][ T7256] ? fib6_del+0x14e0/0x14e0 [ 81.215967][ T7256] ? rwlock_bug.part.0+0x90/0x90 [ 81.221228][ T7256] ? fib6_ifup+0x260/0x260 [ 81.226283][ T7256] __fib6_clean_all+0xd8/0x1e0 [ 81.231504][ T7256] ? fib6_ifup+0x260/0x260 [ 81.235926][ T7256] rt6_disable_ip+0x5c6/0x6c0 [ 81.240772][ T7256] ? mark_lock+0xf0/0x15f0 [ 81.245282][ T7256] ? lock_release+0x424/0x7e0 [ 81.249950][ T7256] ? rt6_sync_down_dev+0x110/0x110 [ 81.255255][ T7256] ? lock_chain_count+0x20/0x20 [ 81.260388][ T7256] addrconf_ifdown.isra.0+0xd0/0x1160 [ 81.265826][ T7256] ? find_held_lock+0x2d/0x110 [ 81.270766][ T7256] ? add_v4_addrs+0x680/0x680 [ 81.275595][ T7256] ? check_preemption_disabled+0x36/0xf0 [ 81.281563][ T7256] ? lock_is_held_type+0xfa/0x130 [ 81.287359][ T7256] addrconf_notify+0x37d/0x1510 [ 81.292424][ T7256] ? __local_bh_enable_ip+0x11f/0x220 [ 81.298214][ T7256] ? clusterip_netdev_event+0x34e/0x550 [ 81.304132][ T7256] notifier_call_chain+0x94/0x170 [ 81.309503][ T7256] dev_close_many+0x28c/0x560 [ 81.314898][ T7256] ? __netdev_adjacent_dev_insert+0x980/0x980 [ 81.321132][ T7256] __dev_change_net_namespace+0xb88/0x1120 [ 81.327026][ T7256] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 81.332945][ T7256] ? check_preemption_disabled+0x36/0xf0 [ 81.338818][ T7256] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 81.344245][ T7256] ? security_capable+0x4c/0x90 [ 81.349525][ T7256] ? ns_capable+0x4c/0xc0 [ 81.353971][ T7256] do_setlink+0x20f/0x2d60 [ 81.361117][ T7256] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 81.367608][ T7256] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 81.373672][ T7256] ? rtnetlink_put_metrics+0x480/0x480 [ 81.379334][ T7256] ? mark_lock+0xf0/0x15f0 [ 81.383861][ T7256] ? mark_lock+0xf0/0x15f0 [ 81.388296][ T7256] ? lock_chain_count+0x20/0x20 [ 81.393499][ T7256] ? __lock_acquire+0xbe2/0x52b0 [ 81.398645][ T7256] ? lock_chain_count+0x20/0x20 [ 81.403857][ T7256] ? mark_lock+0xf0/0x15f0 [ 81.408443][ T7256] ? memset+0x20/0x40 [ 81.412524][ T7256] ? __nla_validate_parse+0xb2/0x1fd0 [ 81.417986][ T7256] ? lock_chain_count+0x20/0x20 [ 81.423023][ T7256] ? nla_get_range_signed+0x540/0x540 [ 81.429017][ T7256] ? __lock_acquire+0xbe2/0x52b0 [ 81.434465][ T7256] __rtnl_newlink+0xaf5/0x13e0 [ 81.439223][ T7256] ? lock_is_held_type+0xfa/0x130 [ 81.444231][ T7256] ? rtnl_setlink+0x330/0x330 [ 81.448973][ T7256] ? check_preemption_disabled+0x36/0xf0 [ 81.454681][ T7256] ? lock_release+0x424/0x7e0 [ 81.459622][ T7256] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 81.465887][ T7256] ? is_bpf_text_address+0x65/0xe0 [ 81.470995][ T7256] ? kernel_text_address+0xbd/0xf0 [ 81.476198][ T7256] ? __kernel_text_address+0x9/0x30 [ 81.481961][ T7256] ? unwind_get_return_address+0x51/0x90 [ 81.487941][ T7256] ? create_prof_cpu_mask+0x20/0x20 [ 81.493955][ T7256] ? arch_stack_walk+0x93/0xe0 [ 81.499122][ T7256] ? stack_trace_save+0x8c/0xc0 [ 81.504050][ T7256] ? stack_trace_consume_entry+0x160/0x160 [ 81.510384][ T7256] ? mark_held_locks+0x9f/0xe0 [ 81.515361][ T7256] ? kmem_cache_alloc_trace+0x40/0x440 [ 81.520831][ T7256] ? lock_is_held_type+0xfa/0x130 [ 81.525955][ T7256] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 81.531498][ T7256] ? trace_kmalloc+0x32/0xf0 [ 81.536375][ T7256] ? kmem_cache_alloc_trace+0x20b/0x440 [ 81.547711][ T7256] rtnl_newlink+0x5a/0x90 [ 81.552250][ T7256] rtnetlink_rcv_msg+0x31d/0x8d0 [ 81.557188][ T7256] ? rtnl_newlink+0x90/0x90 [ 81.561741][ T7256] ? netdev_core_pick_tx+0x290/0x290 [ 81.567015][ T7256] netlink_rcv_skb+0x118/0x370 [ 81.571826][ T7256] ? rtnl_newlink+0x90/0x90 [ 81.576426][ T7256] ? netlink_ack+0x930/0x930 [ 81.581006][ T7256] ? netlink_deliver_tap+0x131/0xab0 [ 81.586403][ T7256] ? netlink_deliver_tap+0x136/0xab0 [ 81.591844][ T7256] netlink_unicast+0x42e/0x700 [ 81.596604][ T7256] ? netlink_attachskb+0x750/0x750 [ 81.601781][ T7256] ? __build_skb_around+0x1f3/0x2b0 [ 81.607052][ T7256] netlink_sendmsg+0x706/0xbf0 [ 81.611913][ T7256] ? netlink_unicast+0x700/0x700 [ 81.617037][ T7256] ? netlink_unicast+0x700/0x700 [ 81.621979][ T7256] sock_sendmsg+0xab/0xe0 [ 81.626308][ T7256] ____sys_sendmsg+0x5bf/0x7a0 [ 81.631061][ T7256] ? kernel_sendmsg+0x30/0x30 [ 81.636134][ T7256] ? do_recvmmsg+0x550/0x550 [ 81.640825][ T7256] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 81.647244][ T7256] ___sys_sendmsg+0xd3/0x150 [ 81.652207][ T7256] ? sendmsg_copy_msghdr+0x110/0x110 [ 81.657764][ T7256] ? find_held_lock+0x2d/0x110 [ 81.662604][ T7256] ? check_preemption_disabled+0x36/0xf0 [ 81.668486][ T7256] ? lock_release+0x424/0x7e0 [ 81.673152][ T7256] ? __fget_files+0x17c/0x2e0 [ 81.677945][ T7256] ? lock_downgrade+0x7b0/0x7b0 [ 81.682878][ T7256] ? lock_release+0x424/0x7e0 [ 81.688562][ T7256] ? ksys_write+0x181/0x1d0 [ 81.693406][ T7256] ? check_preemption_disabled+0x36/0xf0 [ 81.699027][ T7256] ? lock_is_held_type+0xfa/0x130 [ 81.704130][ T7256] ? __fget_files+0x194/0x2e0 [ 81.708944][ T7256] ? __fget_light+0xbe/0x220 [ 81.713617][ T7256] __sys_sendmsg+0xb2/0x140 [ 81.718385][ T7256] ? __sys_sendmsg_sock+0x10/0x10 [ 81.723649][ T7256] ? check_preemption_disabled+0x36/0xf0 [ 81.729497][ T7256] ? syscall_enter_from_user_mode+0x1d/0x60 [ 81.735563][ T7256] ? lockdep_hardirqs_on+0x54/0x100 [ 81.740846][ T7256] do_syscall_64+0x35/0xb0 [ 81.745545][ T7256] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 81.751440][ T7256] RIP: 0033:0x464d29 [ 81.755380][ T7256] 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 [ 81.775115][ T7256] RSP: 002b:00007fb074e9d188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 81.783738][ T7256] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 81.791836][ T7256] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 81.799904][ T7256] RBP: 00007fb074e9d1d0 R08: 0000000000000000 R09: 0000000000000000 [ 81.807946][ T7256] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 81.816250][ T7256] R13: 00007ffea1700bdf R14: 00007fb074e9d300 R15: 0000000000022000 [ 81.884589][ T7256] team0: Port device team_slave_1 removed [ 81.958916][ T7301] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 81.990957][ T7305] FAULT_INJECTION: forcing a failure. [ 81.990957][ T7305] name failslab, interval 1, probability 0, space 0, times 0 [ 82.003662][ T7305] CPU: 0 PID: 7305 Comm: syz-executor.3 Not tainted 5.15.0-rc6-syzkaller #0 [ 82.012330][ T7305] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 82.022475][ T7305] Call Trace: [ 82.025754][ T7305] dump_stack_lvl+0xbd/0xe2 [ 82.030355][ T7305] should_fail.cold+0x5/0xa [ 82.034861][ T7305] should_failslab+0x5/0x10 [ 82.039459][ T7305] kmem_cache_alloc_node+0x60/0x540 [ 82.044799][ T7305] __alloc_skb+0x153/0x280 [ 82.049798][ T7305] __neigh_notify+0x7f/0x110 [ 82.054674][ T7305] neigh_cleanup_and_release+0x5a/0x220 [ 82.060393][ T7305] neigh_flush_dev+0x4a7/0x7e0 [ 82.065254][ T7305] ? lock_release+0x424/0x7e0 [ 82.069964][ T7305] __neigh_ifdown.isra.0+0x44/0x3a0 [ 82.075170][ T7305] ? __local_bh_enable_ip+0x11f/0x220 [ 82.080538][ T7305] ? rt6_disable_ip+0x497/0x6c0 [ 82.085388][ T7305] neigh_ifdown+0x7/0x10 [ 82.089730][ T7305] rt6_disable_ip+0x572/0x6c0 [ 82.094417][ T7305] ? rt6_sync_down_dev+0x110/0x110 [ 82.099523][ T7305] ? lock_chain_count+0x20/0x20 [ 82.104474][ T7305] addrconf_ifdown.isra.0+0xd0/0x1160 [ 82.110055][ T7305] ? find_held_lock+0x2d/0x110 [ 82.114827][ T7305] ? add_v4_addrs+0x680/0x680 [ 82.119511][ T7305] ? check_preemption_disabled+0x36/0xf0 [ 82.125262][ T7305] ? lock_is_held_type+0xfa/0x130 [ 82.130291][ T7305] addrconf_notify+0x37d/0x1510 [ 82.135313][ T7305] ? __local_bh_enable_ip+0x11f/0x220 [ 82.140687][ T7305] ? clusterip_netdev_event+0x34e/0x550 [ 82.146246][ T7305] notifier_call_chain+0x94/0x170 [ 82.151283][ T7305] dev_close_many+0x28c/0x560 [ 82.156139][ T7305] ? __netdev_adjacent_dev_insert+0x980/0x980 [ 82.162538][ T7305] __dev_change_net_namespace+0xb88/0x1120 [ 82.168470][ T7305] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 82.174112][ T7305] ? check_preemption_disabled+0x36/0xf0 [ 82.180011][ T7305] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 82.185215][ T7305] ? security_capable+0x4c/0x90 [ 82.190067][ T7305] ? ns_capable+0x4c/0xc0 [ 82.194497][ T7305] do_setlink+0x20f/0x2d60 [ 82.198919][ T7305] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 82.205159][ T7305] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 82.211571][ T7305] ? rtnetlink_put_metrics+0x480/0x480 [ 82.217131][ T7305] ? mark_lock+0xf0/0x15f0 [ 82.221547][ T7305] ? __lock_acquire+0xbe2/0x52b0 [ 82.226515][ T7305] ? lock_chain_count+0x20/0x20 [ 82.231934][ T7305] ? mark_lock+0xf0/0x15f0 [ 82.236471][ T7305] ? memset+0x20/0x40 [ 82.240452][ T7305] ? __nla_validate_parse+0xb2/0x1fd0 [ 82.245827][ T7305] ? lock_chain_count+0x20/0x20 [ 82.250781][ T7305] ? nla_get_range_signed+0x540/0x540 [ 82.256677][ T7305] ? __lock_acquire+0xbe2/0x52b0 [ 82.261890][ T7305] __rtnl_newlink+0xaf5/0x13e0 [ 82.266665][ T7305] ? lock_is_held_type+0xfa/0x130 [ 82.271704][ T7305] ? rtnl_setlink+0x330/0x330 [ 82.276413][ T7305] ? check_preemption_disabled+0x36/0xf0 [ 82.282068][ T7305] ? lock_release+0x424/0x7e0 [ 82.286753][ T7305] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 82.292939][ T7305] ? is_bpf_text_address+0x65/0xe0 [ 82.298069][ T7305] ? kernel_text_address+0xbd/0xf0 [ 82.303264][ T7305] ? __kernel_text_address+0x9/0x30 [ 82.308609][ T7305] ? unwind_get_return_address+0x51/0x90 [ 82.314499][ T7305] ? create_prof_cpu_mask+0x20/0x20 [ 82.319892][ T7305] ? arch_stack_walk+0x93/0xe0 [ 82.324756][ T7305] ? stack_trace_save+0x8c/0xc0 [ 82.329887][ T7305] ? stack_trace_consume_entry+0x160/0x160 [ 82.336184][ T7305] ? mark_held_locks+0x9f/0xe0 [ 82.341069][ T7305] ? kmem_cache_alloc_trace+0x40/0x440 [ 82.346526][ T7305] ? lock_is_held_type+0xfa/0x130 [ 82.351979][ T7305] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 82.357977][ T7305] ? trace_kmalloc+0x32/0xf0 [ 82.362975][ T7305] ? kmem_cache_alloc_trace+0x20b/0x440 [ 82.369417][ T7305] rtnl_newlink+0x5a/0x90 [ 82.374611][ T7305] rtnetlink_rcv_msg+0x31d/0x8d0 [ 82.380676][ T7305] ? rtnl_newlink+0x90/0x90 [ 82.385368][ T7305] ? check_preemption_disabled+0x36/0xf0 [ 82.391107][ T7305] ? lock_acquire+0x222/0x5d0 [ 82.396279][ T7305] netlink_rcv_skb+0x118/0x370 [ 82.401222][ T7305] ? rtnl_newlink+0x90/0x90 [ 82.405806][ T7305] ? netlink_ack+0x930/0x930 [ 82.410662][ T7305] ? netlink_deliver_tap+0x131/0xab0 [ 82.416830][ T7305] ? netlink_deliver_tap+0x136/0xab0 [ 82.422203][ T7305] netlink_unicast+0x42e/0x700 [ 82.427235][ T7305] ? netlink_attachskb+0x750/0x750 [ 82.432541][ T7305] ? __build_skb_around+0x1f3/0x2b0 [ 82.438190][ T7305] netlink_sendmsg+0x706/0xbf0 [ 82.443647][ T7305] ? netlink_unicast+0x700/0x700 [ 82.449197][ T7305] ? netlink_unicast+0x700/0x700 [ 82.454419][ T7305] sock_sendmsg+0xab/0xe0 [ 82.458998][ T7305] ____sys_sendmsg+0x5bf/0x7a0 [ 82.463926][ T7305] ? kernel_sendmsg+0x30/0x30 [ 82.469142][ T7305] ? do_recvmmsg+0x550/0x550 [ 82.473833][ T7305] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 82.480087][ T7305] ___sys_sendmsg+0xd3/0x150 [ 82.484856][ T7305] ? sendmsg_copy_msghdr+0x110/0x110 [ 82.490506][ T7305] ? find_held_lock+0x2d/0x110 [ 82.495699][ T7305] ? check_preemption_disabled+0x36/0xf0 [ 82.501793][ T7305] ? lock_release+0x424/0x7e0 [ 82.506815][ T7305] ? __fget_files+0x17c/0x2e0 [ 82.513140][ T7305] ? lock_downgrade+0x7b0/0x7b0 [ 82.518070][ T7305] ? lock_release+0x424/0x7e0 [ 82.522824][ T7305] ? ksys_write+0x181/0x1d0 [ 82.527404][ T7305] ? check_preemption_disabled+0x36/0xf0 [ 82.533114][ T7305] ? lock_is_held_type+0xfa/0x130 [ 82.538149][ T7305] ? __fget_files+0x194/0x2e0 [ 82.542904][ T7305] ? __fget_light+0xbe/0x220 [ 82.547905][ T7305] __sys_sendmsg+0xb2/0x140 [ 82.553128][ T7305] ? __sys_sendmsg_sock+0x10/0x10 [ 82.558433][ T7305] ? check_preemption_disabled+0x36/0xf0 [ 82.564237][ T7305] ? syscall_enter_from_user_mode+0x1d/0x60 [ 82.570211][ T7305] ? lockdep_hardirqs_on+0x54/0x100 [ 82.575686][ T7305] do_syscall_64+0x35/0xb0 [ 82.580603][ T7305] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 82.586495][ T7305] RIP: 0033:0x464d29 [ 82.590373][ T7305] 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 [ 82.610884][ T7305] RSP: 002b:00007fa5c9d5a188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 82.619749][ T7305] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 82.628293][ T7305] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 82.636810][ T7305] RBP: 00007fa5c9d5a1d0 R08: 0000000000000000 R09: 0000000000000000 [ 82.645483][ T7305] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 82.654096][ T7305] R13: 00007ffe85e6b84f R14: 00007fa5c9d5a300 R15: 0000000000022000 [ 82.735658][ T7307] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 82.761576][ T7324] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 82.800950][ T7325] FAULT_INJECTION: forcing a failure. [ 82.800950][ T7325] name failslab, interval 1, probability 0, space 0, times 0 [ 82.813712][ T7325] CPU: 1 PID: 7325 Comm: syz-executor.2 Not tainted 5.15.0-rc6-syzkaller #0 [ 82.823170][ T7325] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 82.834900][ T7325] Call Trace: [ 82.838629][ T7325] dump_stack_lvl+0xbd/0xe2 [ 82.843164][ T7325] should_fail.cold+0x5/0xa [ 82.847669][ T7325] ? lock_acquire+0x212/0x5d0 [ 82.852523][ T7325] ? sctp_addr_wq_mgmt+0x224/0x6d0 [ 82.857641][ T7325] should_failslab+0x5/0x10 [ 82.862159][ T7325] __kmalloc_track_caller+0x7c/0x480 [ 82.867535][ T7325] ? iterate_cleanup_work+0x120/0x120 [ 82.873229][ T7325] kmemdup+0x1a/0x40 [ 82.877566][ T7325] sctp_addr_wq_mgmt+0x224/0x6d0 [ 82.884350][ T7325] sctp_inet6addr_event+0x267/0xb30 [ 82.890293][ T7325] notifier_call_chain+0x94/0x170 [ 82.895432][ T7325] atomic_notifier_call_chain+0x54/0xf0 [ 82.901365][ T7325] addrconf_ifdown.isra.0+0x7b2/0x1160 [ 82.906882][ T7325] ? add_v4_addrs+0x680/0x680 [ 82.911840][ T7325] ? check_preemption_disabled+0x36/0xf0 [ 82.917656][ T7325] ? lock_is_held_type+0xfa/0x130 [ 82.923041][ T7325] addrconf_notify+0x37d/0x1510 [ 82.927899][ T7325] ? __local_bh_enable_ip+0x11f/0x220 [ 82.934246][ T7325] ? clusterip_netdev_event+0x34e/0x550 [ 82.940859][ T7325] notifier_call_chain+0x94/0x170 [ 82.946894][ T7325] dev_close_many+0x28c/0x560 [ 82.952194][ T7325] ? __netdev_adjacent_dev_insert+0x980/0x980 [ 82.958711][ T7325] __dev_change_net_namespace+0xb88/0x1120 [ 82.965132][ T7325] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 82.971741][ T7325] ? check_preemption_disabled+0x36/0xf0 [ 82.977689][ T7325] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 82.982901][ T7325] ? security_capable+0x4c/0x90 [ 82.987850][ T7325] ? ns_capable+0x4c/0xc0 [ 82.992361][ T7325] do_setlink+0x20f/0x2d60 [ 82.996797][ T7325] ? rtnetlink_put_metrics+0x480/0x480 [ 83.002265][ T7325] ? mark_lock+0xf0/0x15f0 [ 83.006686][ T7325] ? lock_chain_count+0x20/0x20 [ 83.011535][ T7325] ? mark_lock+0xf0/0x15f0 [ 83.016307][ T7325] ? memset+0x20/0x40 [ 83.020288][ T7325] ? __nla_validate_parse+0xb2/0x1fd0 [ 83.025692][ T7325] ? nla_get_range_signed+0x540/0x540 [ 83.031155][ T7325] ? __lock_acquire+0xbe2/0x52b0 [ 83.036107][ T7325] __rtnl_newlink+0xaf5/0x13e0 [ 83.040886][ T7325] ? lock_is_held_type+0xfa/0x130 [ 83.046001][ T7325] ? rtnl_setlink+0x330/0x330 [ 83.050848][ T7325] ? check_preemption_disabled+0x36/0xf0 [ 83.056668][ T7325] ? lock_release+0x424/0x7e0 [ 83.061439][ T7325] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 83.067652][ T7325] ? is_bpf_text_address+0x65/0xe0 [ 83.072826][ T7325] ? kernel_text_address+0xbd/0xf0 [ 83.077934][ T7325] ? __kernel_text_address+0x9/0x30 [ 83.083132][ T7325] ? unwind_get_return_address+0x51/0x90 [ 83.088862][ T7325] ? create_prof_cpu_mask+0x20/0x20 [ 83.094231][ T7325] ? arch_stack_walk+0x93/0xe0 [ 83.099007][ T7325] ? stack_trace_save+0x8c/0xc0 [ 83.103943][ T7325] ? stack_trace_consume_entry+0x160/0x160 [ 83.109743][ T7325] ? mark_held_locks+0x9f/0xe0 [ 83.114558][ T7325] ? kmem_cache_alloc_trace+0x40/0x440 [ 83.120112][ T7325] ? lock_is_held_type+0xfa/0x130 [ 83.125155][ T7325] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 83.130986][ T7325] ? trace_kmalloc+0x32/0xf0 [ 83.135663][ T7325] ? kmem_cache_alloc_trace+0x20b/0x440 [ 83.142025][ T7325] rtnl_newlink+0x5a/0x90 [ 83.146473][ T7325] rtnetlink_rcv_msg+0x31d/0x8d0 [ 83.151414][ T7325] ? rtnl_newlink+0x90/0x90 [ 83.156544][ T7325] ? check_preemption_disabled+0x36/0xf0 [ 83.162972][ T7325] ? netdev_core_pick_tx+0x290/0x290 [ 83.168451][ T7325] ? lock_acquire+0x180/0x5d0 [ 83.173224][ T7325] netlink_rcv_skb+0x118/0x370 [ 83.178075][ T7325] ? rtnl_newlink+0x90/0x90 [ 83.182581][ T7325] ? netlink_ack+0x930/0x930 [ 83.187161][ T7325] ? netlink_deliver_tap+0x131/0xab0 [ 83.192467][ T7325] ? netlink_deliver_tap+0x136/0xab0 [ 83.197754][ T7325] netlink_unicast+0x42e/0x700 [ 83.202642][ T7325] ? netlink_attachskb+0x750/0x750 [ 83.207749][ T7325] ? __build_skb_around+0x1f3/0x2b0 [ 83.213043][ T7325] netlink_sendmsg+0x706/0xbf0 [ 83.217895][ T7325] ? netlink_unicast+0x700/0x700 [ 83.222838][ T7325] ? netlink_unicast+0x700/0x700 [ 83.227871][ T7325] sock_sendmsg+0xab/0xe0 [ 83.232217][ T7325] ____sys_sendmsg+0x5bf/0x7a0 [ 83.237153][ T7325] ? kernel_sendmsg+0x30/0x30 [ 83.242011][ T7325] ? do_recvmmsg+0x550/0x550 [ 83.246603][ T7325] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 83.252585][ T7325] ___sys_sendmsg+0xd3/0x150 [ 83.257176][ T7325] ? sendmsg_copy_msghdr+0x110/0x110 [ 83.262474][ T7325] ? find_held_lock+0x2d/0x110 [ 83.267671][ T7325] ? check_preemption_disabled+0x36/0xf0 [ 83.273390][ T7325] ? lock_release+0x424/0x7e0 [ 83.278174][ T7325] ? __fget_files+0x17c/0x2e0 [ 83.282958][ T7325] ? lock_downgrade+0x7b0/0x7b0 [ 83.287895][ T7325] ? lock_release+0x424/0x7e0 [ 83.292573][ T7325] ? ksys_write+0x181/0x1d0 [ 83.297078][ T7325] ? check_preemption_disabled+0x36/0xf0 [ 83.302982][ T7325] ? lock_is_held_type+0xfa/0x130 [ 83.308016][ T7325] ? __fget_files+0x194/0x2e0 [ 83.312879][ T7325] ? __fget_light+0xbe/0x220 [ 83.317491][ T7325] __sys_sendmsg+0xb2/0x140 [ 83.322277][ T7325] ? __sys_sendmsg_sock+0x10/0x10 [ 83.327402][ T7325] ? check_preemption_disabled+0x36/0xf0 [ 83.333039][ T7325] ? syscall_enter_from_user_mode+0x1d/0x60 [ 83.339109][ T7325] ? lockdep_hardirqs_on+0x54/0x100 [ 83.344316][ T7325] do_syscall_64+0x35/0xb0 [ 83.348835][ T7325] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 83.354737][ T7325] RIP: 0033:0x464d29 [ 83.358632][ T7325] 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 [ 83.378322][ T7325] RSP: 002b:00007f654eafd188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 83.386833][ T7325] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 83.395045][ T7325] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 83.403019][ T7325] RBP: 00007f654eafd1d0 R08: 0000000000000000 R09: 0000000000000000 [ 83.411087][ T7325] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 83.419161][ T7325] R13: 00007ffdf54ad88f R14: 00007f654eafd300 R15: 0000000000022000 [ 83.458111][ T7325] device hsr_slave_0 left promiscuous mode [ 83.572777][ T7340] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 83.629463][ T7427] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 83.693696][ T7357] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 83.752890][ T7358] FAULT_INJECTION: forcing a failure. [ 83.752890][ T7358] name failslab, interval 1, probability 0, space 0, times 0 [ 83.765901][ T7358] CPU: 1 PID: 7358 Comm: syz-executor.1 Not tainted 5.15.0-rc6-syzkaller #0 [ 83.774569][ T7358] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 83.785143][ T7358] Call Trace: [ 83.788442][ T7358] dump_stack_lvl+0xbd/0xe2 [ 83.792950][ T7358] should_fail.cold+0x5/0xa [ 83.797554][ T7358] ? mark_held_locks+0x9f/0xe0 [ 83.802417][ T7358] should_failslab+0x5/0x10 [ 83.807019][ T7358] kmem_cache_alloc_node_trace+0x66/0x570 [ 83.812939][ T7358] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 83.818695][ T7358] __kmalloc_node_track_caller+0x38/0x60 [ 83.824507][ T7358] __alloc_skb+0x8b/0x280 [ 83.828843][ T7358] inet6_rt_notify+0xd1/0x270 [ 83.833587][ T7358] fib6_del+0xccc/0x14e0 [ 83.837936][ T7358] ? fib6_locate+0xd0/0xd0 [ 83.842363][ T7358] ? lock_chain_count+0x20/0x20 [ 83.847318][ T7358] fib6_clean_node+0x2f7/0x4a0 [ 83.852094][ T7358] ? find_held_lock+0x2d/0x110 [ 83.857046][ T7358] ? fib6_del+0x14e0/0x14e0 [ 83.861664][ T7358] fib6_walk_continue+0x33c/0x720 [ 83.867134][ T7358] ? fib6_walk+0x160/0x330 [ 83.872159][ T7358] ? lockdep_hardirqs_on+0x54/0x100 [ 83.877451][ T7358] fib6_walk+0x168/0x330 [ 83.881722][ T7358] fib6_clean_tree+0xaa/0xe0 [ 83.887010][ T7358] ? fib6_walk+0x330/0x330 [ 83.891520][ T7358] ? fib6_del+0x14e0/0x14e0 [ 83.896131][ T7358] ? rwlock_bug.part.0+0x90/0x90 [ 83.901412][ T7358] ? fib6_ifup+0x260/0x260 [ 83.905937][ T7358] __fib6_clean_all+0xd8/0x1e0 [ 83.910973][ T7358] ? fib6_ifup+0x260/0x260 [ 83.915404][ T7358] rt6_disable_ip+0x5c6/0x6c0 [ 83.920523][ T7358] ? mark_lock+0xf0/0x15f0 [ 83.925118][ T7358] ? lock_release+0x424/0x7e0 [ 83.929805][ T7358] ? rt6_sync_down_dev+0x110/0x110 [ 83.935004][ T7358] ? lock_chain_count+0x20/0x20 [ 83.939875][ T7358] addrconf_ifdown.isra.0+0xd0/0x1160 [ 83.945426][ T7358] ? find_held_lock+0x2d/0x110 [ 83.950740][ T7358] ? add_v4_addrs+0x680/0x680 [ 83.955477][ T7358] ? check_preemption_disabled+0x36/0xf0 [ 83.961126][ T7358] ? lock_is_held_type+0xfa/0x130 [ 83.966249][ T7358] addrconf_notify+0x37d/0x1510 [ 83.971545][ T7358] ? __local_bh_enable_ip+0x11f/0x220 [ 83.978292][ T7358] ? clusterip_netdev_event+0x34e/0x550 [ 83.984196][ T7358] notifier_call_chain+0x94/0x170 [ 83.989326][ T7358] dev_close_many+0x28c/0x560 [ 83.994016][ T7358] ? __netdev_adjacent_dev_insert+0x980/0x980 [ 84.000885][ T7358] __dev_change_net_namespace+0xb88/0x1120 [ 84.006887][ T7358] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 84.013047][ T7358] ? check_preemption_disabled+0x36/0xf0 [ 84.018921][ T7358] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 84.024479][ T7358] ? security_capable+0x4c/0x90 [ 84.029423][ T7358] ? ns_capable+0x4c/0xc0 [ 84.033773][ T7358] do_setlink+0x20f/0x2d60 [ 84.038605][ T7358] ? rtnetlink_put_metrics+0x480/0x480 [ 84.044244][ T7358] ? mark_lock+0xf0/0x15f0 [ 84.048754][ T7358] ? lock_chain_count+0x20/0x20 [ 84.053602][ T7358] ? mark_lock+0xf0/0x15f0 [ 84.058026][ T7358] ? memset+0x20/0x40 [ 84.062484][ T7358] ? __nla_validate_parse+0xb2/0x1fd0 [ 84.068140][ T7358] ? nla_get_range_signed+0x540/0x540 [ 84.073732][ T7358] ? __lock_acquire+0xbe2/0x52b0 [ 84.078861][ T7358] __rtnl_newlink+0xaf5/0x13e0 [ 84.083884][ T7358] ? lock_is_held_type+0xfa/0x130 [ 84.089439][ T7358] ? rtnl_setlink+0x330/0x330 [ 84.094403][ T7358] ? check_preemption_disabled+0x36/0xf0 [ 84.100398][ T7358] ? lock_release+0x424/0x7e0 [ 84.105088][ T7358] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 84.111262][ T7358] ? is_bpf_text_address+0x65/0xe0 [ 84.116505][ T7358] ? kernel_text_address+0xbd/0xf0 [ 84.121803][ T7358] ? __kernel_text_address+0x9/0x30 [ 84.127348][ T7358] ? unwind_get_return_address+0x51/0x90 [ 84.133037][ T7358] ? create_prof_cpu_mask+0x20/0x20 [ 84.138357][ T7358] ? arch_stack_walk+0x93/0xe0 [ 84.143163][ T7358] ? stack_trace_save+0x8c/0xc0 [ 84.148237][ T7358] ? stack_trace_consume_entry+0x160/0x160 [ 84.154046][ T7358] ? mark_held_locks+0x9f/0xe0 [ 84.158859][ T7358] ? kmem_cache_alloc_trace+0x40/0x440 [ 84.164452][ T7358] ? lock_is_held_type+0xfa/0x130 [ 84.169945][ T7358] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 84.175496][ T7358] ? trace_kmalloc+0x32/0xf0 [ 84.180194][ T7358] ? kmem_cache_alloc_trace+0x20b/0x440 [ 84.185834][ T7358] rtnl_newlink+0x5a/0x90 [ 84.190170][ T7358] rtnetlink_rcv_msg+0x31d/0x8d0 [ 84.195207][ T7358] ? rtnl_newlink+0x90/0x90 [ 84.200063][ T7358] ? check_preemption_disabled+0x36/0xf0 [ 84.205713][ T7358] ? netdev_core_pick_tx+0x290/0x290 [ 84.211093][ T7358] ? lock_acquire+0x180/0x5d0 [ 84.215861][ T7358] netlink_rcv_skb+0x118/0x370 [ 84.220623][ T7358] ? rtnl_newlink+0x90/0x90 [ 84.225128][ T7358] ? netlink_ack+0x930/0x930 [ 84.229853][ T7358] ? netlink_deliver_tap+0x131/0xab0 [ 84.235236][ T7358] ? netlink_deliver_tap+0x136/0xab0 [ 84.240614][ T7358] netlink_unicast+0x42e/0x700 [ 84.245637][ T7358] ? netlink_attachskb+0x750/0x750 [ 84.250757][ T7358] ? __build_skb_around+0x1f3/0x2b0 [ 84.256146][ T7358] netlink_sendmsg+0x706/0xbf0 [ 84.261007][ T7358] ? netlink_unicast+0x700/0x700 [ 84.266049][ T7358] ? netlink_unicast+0x700/0x700 [ 84.271281][ T7358] sock_sendmsg+0xab/0xe0 [ 84.275617][ T7358] ____sys_sendmsg+0x5bf/0x7a0 [ 84.280391][ T7358] ? kernel_sendmsg+0x30/0x30 [ 84.285243][ T7358] ? do_recvmmsg+0x550/0x550 [ 84.289937][ T7358] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 84.295926][ T7358] ___sys_sendmsg+0xd3/0x150 [ 84.300620][ T7358] ? sendmsg_copy_msghdr+0x110/0x110 [ 84.305905][ T7358] ? find_held_lock+0x2d/0x110 [ 84.310853][ T7358] ? check_preemption_disabled+0x36/0xf0 [ 84.316578][ T7358] ? lock_release+0x424/0x7e0 [ 84.321709][ T7358] ? __fget_files+0x17c/0x2e0 [ 84.326489][ T7358] ? lock_downgrade+0x7b0/0x7b0 [ 84.331341][ T7358] ? lock_release+0x424/0x7e0 [ 84.336370][ T7358] ? ksys_write+0x181/0x1d0 [ 84.341235][ T7358] ? check_preemption_disabled+0x36/0xf0 [ 84.346964][ T7358] ? lock_is_held_type+0xfa/0x130 [ 84.352204][ T7358] ? __fget_files+0x194/0x2e0 [ 84.356982][ T7358] ? __fget_light+0xbe/0x220 [ 84.361850][ T7358] __sys_sendmsg+0xb2/0x140 [ 84.367139][ T7358] ? __sys_sendmsg_sock+0x10/0x10 [ 84.372357][ T7358] ? check_preemption_disabled+0x36/0xf0 [ 84.381746][ T7358] ? syscall_enter_from_user_mode+0x1d/0x60 [ 84.387706][ T7358] ? lockdep_hardirqs_on+0x54/0x100 [ 84.392929][ T7358] do_syscall_64+0x35/0xb0 [ 84.397376][ T7358] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 84.403308][ T7358] RIP: 0033:0x464d29 [ 84.407211][ T7358] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 84.427357][ T7358] RSP: 002b:00007fee05e66188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 84.436054][ T7358] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 84.444212][ T7358] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 84.452352][ T7358] RBP: 00007fee05e661d0 R08: 0000000000000000 R09: 0000000000000000 [ 84.460408][ T7358] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 84.468471][ T7358] R13: 00007ffe038b269f R14: 00007fee05e66300 R15: 0000000000022000 [ 84.611705][ T7358] device veth1_vlan entered promiscuous mode 2021/10/21 22:59:21 executed programs: 75 [ 84.651268][ T7382] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 84.692611][ T7383] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 84.719270][ T7383] FAULT_INJECTION: forcing a failure. [ 84.719270][ T7383] name failslab, interval 1, probability 0, space 0, times 0 [ 84.733182][ T7383] CPU: 1 PID: 7383 Comm: syz-executor.0 Not tainted 5.15.0-rc6-syzkaller #0 [ 84.742199][ T7383] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 84.752428][ T7383] Call Trace: [ 84.755741][ T7383] dump_stack_lvl+0xbd/0xe2 [ 84.760341][ T7383] should_fail.cold+0x5/0xa [ 84.764856][ T7383] ? mark_held_locks+0x9f/0xe0 [ 84.769741][ T7383] should_failslab+0x5/0x10 [ 84.774464][ T7383] kmem_cache_alloc_node_trace+0x66/0x570 [ 84.781058][ T7383] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 84.786614][ T7383] __kmalloc_node_track_caller+0x38/0x60 [ 84.792257][ T7383] __alloc_skb+0x8b/0x280 [ 84.796638][ T7383] inet6_rt_notify+0xd1/0x270 [ 84.801349][ T7383] fib6_del+0xccc/0x14e0 [ 84.805729][ T7383] ? fib6_locate+0xd0/0xd0 [ 84.810252][ T7383] ? lock_chain_count+0x20/0x20 [ 84.815901][ T7383] fib6_clean_node+0x2f7/0x4a0 [ 84.820680][ T7383] ? find_held_lock+0x2d/0x110 [ 84.825711][ T7383] ? fib6_del+0x14e0/0x14e0 [ 84.830232][ T7383] fib6_walk_continue+0x33c/0x720 [ 84.835429][ T7383] ? fib6_walk+0x160/0x330 [ 84.842155][ T7383] ? lockdep_hardirqs_on+0x54/0x100 [ 84.847509][ T7383] fib6_walk+0x168/0x330 [ 84.852020][ T7383] fib6_clean_tree+0xaa/0xe0 [ 84.856701][ T7383] ? fib6_walk+0x330/0x330 [ 84.861228][ T7383] ? fib6_del+0x14e0/0x14e0 [ 84.865736][ T7383] ? rwlock_bug.part.0+0x90/0x90 [ 84.870682][ T7383] ? fib6_ifup+0x260/0x260 [ 84.875282][ T7383] __fib6_clean_all+0xd8/0x1e0 [ 84.880262][ T7383] ? fib6_ifup+0x260/0x260 [ 84.884781][ T7383] rt6_disable_ip+0x5c6/0x6c0 [ 84.889653][ T7383] ? mark_lock+0xf0/0x15f0 [ 84.894166][ T7383] ? lock_release+0x424/0x7e0 [ 84.898846][ T7383] ? rt6_sync_down_dev+0x110/0x110 [ 84.904054][ T7383] ? lock_chain_count+0x20/0x20 [ 84.908920][ T7383] addrconf_ifdown.isra.0+0xd0/0x1160 [ 84.914512][ T7383] ? find_held_lock+0x2d/0x110 [ 84.919396][ T7383] ? add_v4_addrs+0x680/0x680 [ 84.924161][ T7383] ? check_preemption_disabled+0x36/0xf0 [ 84.929813][ T7383] ? lock_is_held_type+0xfa/0x130 [ 84.934844][ T7383] addrconf_notify+0x37d/0x1510 [ 84.939781][ T7383] ? __local_bh_enable_ip+0x11f/0x220 [ 84.945151][ T7383] ? clusterip_netdev_event+0x34e/0x550 [ 84.950877][ T7383] notifier_call_chain+0x94/0x170 [ 84.955997][ T7383] dev_close_many+0x28c/0x560 [ 84.961030][ T7383] ? __netdev_adjacent_dev_insert+0x980/0x980 [ 84.967205][ T7383] __dev_change_net_namespace+0xb88/0x1120 [ 84.973010][ T7383] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 84.978738][ T7383] ? check_preemption_disabled+0x36/0xf0 [ 84.984501][ T7383] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 84.989790][ T7383] ? security_capable+0x4c/0x90 [ 84.994643][ T7383] ? ns_capable+0x4c/0xc0 [ 84.998986][ T7383] do_setlink+0x20f/0x2d60 [ 85.003415][ T7383] ? rtnetlink_put_metrics+0x480/0x480 [ 85.008879][ T7383] ? mark_lock+0xf0/0x15f0 [ 85.013563][ T7383] ? lock_chain_count+0x20/0x20 [ 85.018441][ T7383] ? mark_lock+0xf0/0x15f0 [ 85.022851][ T7383] ? memset+0x20/0x40 [ 85.026829][ T7383] ? __nla_validate_parse+0xb2/0x1fd0 [ 85.032295][ T7383] ? nla_get_range_signed+0x540/0x540 [ 85.037785][ T7383] ? __lock_acquire+0xbe2/0x52b0 [ 85.042768][ T7383] __rtnl_newlink+0xaf5/0x13e0 [ 85.047547][ T7383] ? lock_is_held_type+0xfa/0x130 [ 85.052573][ T7383] ? rtnl_setlink+0x330/0x330 [ 85.057283][ T7383] ? check_preemption_disabled+0x36/0xf0 [ 85.063267][ T7383] ? lock_release+0x424/0x7e0 [ 85.068211][ T7383] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 85.074372][ T7383] ? is_bpf_text_address+0x65/0xe0 [ 85.079904][ T7383] ? kernel_text_address+0xbd/0xf0 [ 85.086404][ T7383] ? __kernel_text_address+0x9/0x30 [ 85.091687][ T7383] ? unwind_get_return_address+0x51/0x90 [ 85.097347][ T7383] ? create_prof_cpu_mask+0x20/0x20 [ 85.102728][ T7383] ? arch_stack_walk+0x93/0xe0 [ 85.107864][ T7383] ? stack_trace_save+0x8c/0xc0 [ 85.112714][ T7383] ? stack_trace_consume_entry+0x160/0x160 [ 85.118694][ T7383] ? mark_held_locks+0x9f/0xe0 [ 85.123505][ T7383] ? kmem_cache_alloc_trace+0x40/0x440 [ 85.129074][ T7383] ? lock_is_held_type+0xfa/0x130 [ 85.134102][ T7383] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 85.139678][ T7383] ? trace_kmalloc+0x32/0xf0 [ 85.144267][ T7383] ? kmem_cache_alloc_trace+0x20b/0x440 [ 85.150174][ T7383] rtnl_newlink+0x5a/0x90 [ 85.154516][ T7383] rtnetlink_rcv_msg+0x31d/0x8d0 [ 85.159455][ T7383] ? rtnl_newlink+0x90/0x90 [ 85.163958][ T7383] ? check_preemption_disabled+0x36/0xf0 [ 85.169607][ T7383] ? netdev_core_pick_tx+0x290/0x290 [ 85.174896][ T7383] ? lock_acquire+0x180/0x5d0 [ 85.179587][ T7383] netlink_rcv_skb+0x118/0x370 [ 85.184341][ T7383] ? rtnl_newlink+0x90/0x90 [ 85.188828][ T7383] ? netlink_ack+0x930/0x930 [ 85.193404][ T7383] ? netlink_deliver_tap+0x131/0xab0 [ 85.198748][ T7383] ? netlink_deliver_tap+0x136/0xab0 [ 85.204116][ T7383] netlink_unicast+0x42e/0x700 [ 85.209112][ T7383] ? netlink_attachskb+0x750/0x750 [ 85.214470][ T7383] ? __build_skb_around+0x1f3/0x2b0 [ 85.219792][ T7383] netlink_sendmsg+0x706/0xbf0 [ 85.224655][ T7383] ? netlink_unicast+0x700/0x700 [ 85.229587][ T7383] ? netlink_unicast+0x700/0x700 [ 85.234706][ T7383] sock_sendmsg+0xab/0xe0 [ 85.239027][ T7383] ____sys_sendmsg+0x5bf/0x7a0 [ 85.243887][ T7383] ? kernel_sendmsg+0x30/0x30 [ 85.248550][ T7383] ? do_recvmmsg+0x550/0x550 [ 85.253122][ T7383] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 85.259185][ T7383] ___sys_sendmsg+0xd3/0x150 [ 85.263871][ T7383] ? sendmsg_copy_msghdr+0x110/0x110 [ 85.269144][ T7383] ? find_held_lock+0x2d/0x110 [ 85.273908][ T7383] ? check_preemption_disabled+0x36/0xf0 [ 85.279523][ T7383] ? lock_release+0x424/0x7e0 [ 85.284192][ T7383] ? __fget_files+0x17c/0x2e0 [ 85.288864][ T7383] ? lock_downgrade+0x7b0/0x7b0 [ 85.293693][ T7383] ? lock_release+0x424/0x7e0 [ 85.298378][ T7383] ? ksys_write+0x181/0x1d0 [ 85.302865][ T7383] ? check_preemption_disabled+0x36/0xf0 [ 85.308482][ T7383] ? lock_is_held_type+0xfa/0x130 [ 85.313631][ T7383] ? __fget_files+0x194/0x2e0 [ 85.318304][ T7383] ? __fget_light+0xbe/0x220 [ 85.322925][ T7383] __sys_sendmsg+0xb2/0x140 [ 85.327515][ T7383] ? __sys_sendmsg_sock+0x10/0x10 [ 85.332629][ T7383] ? check_preemption_disabled+0x36/0xf0 [ 85.338262][ T7383] ? syscall_enter_from_user_mode+0x1d/0x60 [ 85.344142][ T7383] ? lockdep_hardirqs_on+0x54/0x100 [ 85.349349][ T7383] do_syscall_64+0x35/0xb0 [ 85.353766][ T7383] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 85.359637][ T7383] RIP: 0033:0x464d29 [ 85.363523][ T7383] 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 [ 85.383407][ T7383] RSP: 002b:00007fb074e9d188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 85.391906][ T7383] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 85.399966][ T7383] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 85.408125][ T7383] RBP: 00007fb074e9d1d0 R08: 0000000000000000 R09: 0000000000000000 [ 85.416171][ T7383] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 85.424247][ T7383] R13: 00007ffea1700bdf R14: 00007fb074e9d300 R15: 0000000000022000 [ 85.483331][ T7383] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 85.519993][ T7383] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 85.530617][ T7383] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 85.541874][ T7383] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 85.554889][ T7383] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 85.566506][ T7383] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 85.580640][ T7383] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 85.594670][ T7383] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 85.609001][ T7383] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 85.620958][ T7383] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 85.635261][ T7383] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 85.674975][ T7402] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 85.710273][ T7405] FAULT_INJECTION: forcing a failure. [ 85.710273][ T7405] name failslab, interval 1, probability 0, space 0, times 0 [ 85.723012][ T7405] CPU: 0 PID: 7405 Comm: syz-executor.5 Not tainted 5.15.0-rc6-syzkaller #0 [ 85.732051][ T7405] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 85.742130][ T7405] Call Trace: [ 85.745494][ T7405] dump_stack_lvl+0xbd/0xe2 [ 85.750169][ T7405] should_fail.cold+0x5/0xa [ 85.754656][ T7405] ? mark_held_locks+0x9f/0xe0 [ 85.759402][ T7405] should_failslab+0x5/0x10 [ 85.763895][ T7405] kmem_cache_alloc_node_trace+0x66/0x570 [ 85.769597][ T7405] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 85.775142][ T7405] __kmalloc_node_track_caller+0x38/0x60 [ 85.780764][ T7405] __alloc_skb+0x8b/0x280 [ 85.785091][ T7405] inet6_rt_notify+0xd1/0x270 [ 85.789848][ T7405] fib6_del+0xccc/0x14e0 [ 85.794835][ T7405] ? fib6_locate+0xd0/0xd0 [ 85.799242][ T7405] ? lock_chain_count+0x20/0x20 [ 85.804173][ T7405] ? kernel_text_address+0xbd/0xf0 [ 85.809371][ T7405] fib6_clean_node+0x2f7/0x4a0 [ 85.814304][ T7405] ? find_held_lock+0x2d/0x110 [ 85.819134][ T7405] ? fib6_del+0x14e0/0x14e0 [ 85.823630][ T7405] fib6_walk_continue+0x33c/0x720 [ 85.829168][ T7405] ? fib6_walk+0x160/0x330 [ 85.834180][ T7405] ? lockdep_hardirqs_on+0x54/0x100 [ 85.839558][ T7405] fib6_walk+0x168/0x330 [ 85.844070][ T7405] fib6_clean_tree+0xaa/0xe0 [ 85.848798][ T7405] ? fib6_walk+0x330/0x330 [ 85.853232][ T7405] ? fib6_del+0x14e0/0x14e0 [ 85.858087][ T7405] ? rwlock_bug.part.0+0x90/0x90 [ 85.863201][ T7405] ? fib6_ifup+0x260/0x260 [ 85.867756][ T7405] __fib6_clean_all+0xd8/0x1e0 [ 85.872624][ T7405] ? fib6_ifup+0x260/0x260 [ 85.877220][ T7405] rt6_disable_ip+0x5c6/0x6c0 [ 85.882239][ T7405] ? mark_lock+0xf0/0x15f0 [ 85.887111][ T7405] ? lock_release+0x424/0x7e0 [ 85.891789][ T7405] ? rt6_sync_down_dev+0x110/0x110 [ 85.897155][ T7405] ? lock_chain_count+0x20/0x20 [ 85.901997][ T7405] addrconf_ifdown.isra.0+0xd0/0x1160 [ 85.907455][ T7405] ? find_held_lock+0x2d/0x110 [ 85.912225][ T7405] ? add_v4_addrs+0x680/0x680 [ 85.916951][ T7405] ? check_preemption_disabled+0x36/0xf0 [ 85.922588][ T7405] ? lock_is_held_type+0xfa/0x130 [ 85.927708][ T7405] addrconf_notify+0x37d/0x1510 [ 85.932631][ T7405] ? __local_bh_enable_ip+0x11f/0x220 [ 85.938086][ T7405] ? clusterip_netdev_event+0x34e/0x550 [ 85.943624][ T7405] notifier_call_chain+0x94/0x170 [ 85.948736][ T7405] dev_close_many+0x28c/0x560 [ 85.953506][ T7405] ? __netdev_adjacent_dev_insert+0x980/0x980 [ 85.959584][ T7405] __dev_change_net_namespace+0xb88/0x1120 [ 85.965526][ T7405] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 85.971157][ T7405] ? check_preemption_disabled+0x36/0xf0 [ 85.976782][ T7405] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 85.982056][ T7405] ? security_capable+0x4c/0x90 [ 85.986996][ T7405] ? ns_capable+0x4c/0xc0 [ 85.991515][ T7405] do_setlink+0x20f/0x2d60 [ 85.996012][ T7405] ? rtnetlink_put_metrics+0x480/0x480 [ 86.001468][ T7405] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 86.007446][ T7405] ? lock_chain_count+0x20/0x20 [ 86.012555][ T7405] ? mark_lock+0xf0/0x15f0 [ 86.017070][ T7405] ? lock_chain_count+0x20/0x20 [ 86.021996][ T7405] ? find_held_lock+0x2d/0x110 [ 86.026751][ T7405] ? memset+0x20/0x40 [ 86.030717][ T7405] ? __nla_validate_parse+0xb2/0x1fd0 [ 86.036104][ T7405] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 86.042349][ T7405] ? nla_get_range_signed+0x540/0x540 [ 86.048527][ T7405] ? __lock_acquire+0xbe2/0x52b0 [ 86.053949][ T7405] __rtnl_newlink+0xaf5/0x13e0 [ 86.059360][ T7405] ? lock_is_held_type+0xfa/0x130 [ 86.064829][ T7405] ? rtnl_setlink+0x330/0x330 [ 86.069604][ T7405] ? check_preemption_disabled+0x36/0xf0 [ 86.075668][ T7405] ? lock_release+0x424/0x7e0 [ 86.080603][ T7405] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 86.086778][ T7405] ? is_bpf_text_address+0x65/0xe0 [ 86.092056][ T7405] ? kernel_text_address+0xbd/0xf0 [ 86.097375][ T7405] ? __kernel_text_address+0x9/0x30 [ 86.102885][ T7405] ? unwind_get_return_address+0x51/0x90 [ 86.108968][ T7405] ? create_prof_cpu_mask+0x20/0x20 [ 86.114517][ T7405] ? arch_stack_walk+0x93/0xe0 [ 86.119362][ T7405] ? stack_trace_save+0x8c/0xc0 [ 86.124201][ T7405] ? stack_trace_consume_entry+0x160/0x160 [ 86.130228][ T7405] ? mark_held_locks+0x9f/0xe0 [ 86.135118][ T7405] ? kmem_cache_alloc_trace+0x40/0x440 [ 86.140568][ T7405] ? lock_is_held_type+0xfa/0x130 [ 86.145669][ T7405] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 86.151299][ T7405] ? trace_kmalloc+0x32/0xf0 [ 86.155862][ T7405] ? kmem_cache_alloc_trace+0x20b/0x440 [ 86.161402][ T7405] rtnl_newlink+0x5a/0x90 [ 86.166115][ T7405] rtnetlink_rcv_msg+0x31d/0x8d0 [ 86.171050][ T7405] ? rtnl_newlink+0x90/0x90 [ 86.175570][ T7405] ? check_preemption_disabled+0x36/0xf0 [ 86.181203][ T7405] ? netdev_core_pick_tx+0x290/0x290 [ 86.186562][ T7405] ? lock_acquire+0x180/0x5d0 [ 86.191224][ T7405] netlink_rcv_skb+0x118/0x370 [ 86.195977][ T7405] ? rtnl_newlink+0x90/0x90 [ 86.200469][ T7405] ? netlink_ack+0x930/0x930 [ 86.205037][ T7405] ? netlink_deliver_tap+0x131/0xab0 [ 86.210578][ T7405] ? netlink_deliver_tap+0x136/0xab0 [ 86.215851][ T7405] netlink_unicast+0x42e/0x700 [ 86.220610][ T7405] ? netlink_attachskb+0x750/0x750 [ 86.225797][ T7405] ? __build_skb_around+0x1f3/0x2b0 [ 86.231177][ T7405] netlink_sendmsg+0x706/0xbf0 [ 86.235942][ T7405] ? netlink_unicast+0x700/0x700 [ 86.240879][ T7405] ? netlink_unicast+0x700/0x700 [ 86.245914][ T7405] sock_sendmsg+0xab/0xe0 [ 86.250232][ T7405] ____sys_sendmsg+0x5bf/0x7a0 [ 86.255238][ T7405] ? kernel_sendmsg+0x30/0x30 [ 86.259891][ T7405] ? do_recvmmsg+0x550/0x550 [ 86.264599][ T7405] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 86.270750][ T7405] ___sys_sendmsg+0xd3/0x150 [ 86.275322][ T7405] ? sendmsg_copy_msghdr+0x110/0x110 [ 86.280580][ T7405] ? find_held_lock+0x2d/0x110 [ 86.285348][ T7405] ? check_preemption_disabled+0x36/0xf0 [ 86.291012][ T7405] ? lock_release+0x424/0x7e0 [ 86.295669][ T7405] ? __fget_files+0x17c/0x2e0 [ 86.300618][ T7405] ? lock_downgrade+0x7b0/0x7b0 [ 86.305458][ T7405] ? lock_release+0x424/0x7e0 [ 86.310215][ T7405] ? ksys_write+0x181/0x1d0 [ 86.314797][ T7405] ? check_preemption_disabled+0x36/0xf0 [ 86.320421][ T7405] ? lock_is_held_type+0xfa/0x130 [ 86.325510][ T7405] ? __fget_files+0x194/0x2e0 [ 86.330309][ T7405] ? __fget_light+0xbe/0x220 [ 86.334978][ T7405] __sys_sendmsg+0xb2/0x140 [ 86.339571][ T7405] ? __sys_sendmsg_sock+0x10/0x10 [ 86.344823][ T7405] ? check_preemption_disabled+0x36/0xf0 [ 86.350540][ T7405] ? syscall_enter_from_user_mode+0x1d/0x60 [ 86.356510][ T7405] ? lockdep_hardirqs_on+0x54/0x100 [ 86.361783][ T7405] do_syscall_64+0x35/0xb0 [ 86.366185][ T7405] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 86.372084][ T7405] RIP: 0033:0x464d29 [ 86.375983][ T7405] 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 [ 86.395821][ T7405] RSP: 002b:00007f491d734188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 86.404215][ T7405] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 86.412193][ T7405] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 86.420462][ T7405] RBP: 00007f491d7341d0 R08: 0000000000000000 R09: 0000000000000000 [ 86.428683][ T7405] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 86.436973][ T7405] R13: 00007ffe7189608f R14: 00007f491d734300 R15: 0000000000022000 [ 86.555861][ T7408] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 86.579781][ T7434] FAULT_INJECTION: forcing a failure. [ 86.579781][ T7434] name failslab, interval 1, probability 0, space 0, times 0 [ 86.592641][ T7434] CPU: 0 PID: 7434 Comm: syz-executor.2 Not tainted 5.15.0-rc6-syzkaller #0 [ 86.601318][ T7434] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 86.611551][ T7434] Call Trace: [ 86.614842][ T7434] dump_stack_lvl+0xbd/0xe2 [ 86.619814][ T7434] should_fail.cold+0x5/0xa [ 86.624424][ T7434] ? mark_held_locks+0x9f/0xe0 [ 86.629187][ T7434] should_failslab+0x5/0x10 [ 86.633690][ T7434] kmem_cache_alloc_node_trace+0x66/0x570 [ 86.639407][ T7434] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 86.645042][ T7434] __kmalloc_node_track_caller+0x38/0x60 [ 86.650763][ T7434] __alloc_skb+0x8b/0x280 [ 86.655273][ T7434] inet6_rt_notify+0xd1/0x270 [ 86.660051][ T7434] fib6_del+0xccc/0x14e0 [ 86.664315][ T7434] ? fib6_locate+0xd0/0xd0 [ 86.668737][ T7434] ? lock_chain_count+0x20/0x20 [ 86.673581][ T7434] ? kernel_text_address+0xbd/0xf0 [ 86.678870][ T7434] fib6_clean_node+0x2f7/0x4a0 [ 86.683722][ T7434] ? find_held_lock+0x2d/0x110 [ 86.688486][ T7434] ? fib6_del+0x14e0/0x14e0 [ 86.693001][ T7434] fib6_walk_continue+0x33c/0x720 [ 86.698027][ T7434] ? fib6_walk+0x160/0x330 [ 86.702621][ T7434] ? lockdep_hardirqs_on+0x54/0x100 [ 86.707821][ T7434] fib6_walk+0x168/0x330 [ 86.712060][ T7434] fib6_clean_tree+0xaa/0xe0 [ 86.716645][ T7434] ? fib6_walk+0x330/0x330 [ 86.721151][ T7434] ? fib6_del+0x14e0/0x14e0 [ 86.725824][ T7434] ? rwlock_bug.part.0+0x90/0x90 [ 86.730755][ T7434] ? fib6_ifup+0x260/0x260 [ 86.735173][ T7434] __fib6_clean_all+0xd8/0x1e0 [ 86.739934][ T7434] ? fib6_ifup+0x260/0x260 [ 86.744350][ T7434] rt6_disable_ip+0x5c6/0x6c0 [ 86.749030][ T7434] ? mark_lock+0xf0/0x15f0 [ 86.753443][ T7434] ? lock_release+0x424/0x7e0 [ 86.758117][ T7434] ? rt6_sync_down_dev+0x110/0x110 [ 86.763227][ T7434] ? lock_chain_count+0x20/0x20 [ 86.768107][ T7434] addrconf_ifdown.isra.0+0xd0/0x1160 [ 86.773483][ T7434] ? find_held_lock+0x2d/0x110 [ 86.778374][ T7434] ? add_v4_addrs+0x680/0x680 [ 86.783232][ T7434] ? check_preemption_disabled+0x36/0xf0 [ 86.788869][ T7434] ? lock_is_held_type+0xfa/0x130 [ 86.793903][ T7434] addrconf_notify+0x37d/0x1510 [ 86.798751][ T7434] ? __local_bh_enable_ip+0x11f/0x220 [ 86.804472][ T7434] ? clusterip_netdev_event+0x34e/0x550 [ 86.810110][ T7434] notifier_call_chain+0x94/0x170 [ 86.815152][ T7434] dev_close_many+0x28c/0x560 [ 86.819836][ T7434] ? __netdev_adjacent_dev_insert+0x980/0x980 [ 86.825916][ T7434] __dev_change_net_namespace+0xb88/0x1120 [ 86.831742][ T7434] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 86.837374][ T7434] ? check_preemption_disabled+0x36/0xf0 [ 86.843333][ T7434] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 86.848552][ T7434] ? security_capable+0x4c/0x90 [ 86.853497][ T7434] ? ns_capable+0x4c/0xc0 [ 86.857845][ T7434] do_setlink+0x20f/0x2d60 [ 86.862299][ T7434] ? lock_chain_count+0x20/0x20 [ 86.867151][ T7434] ? rtnetlink_put_metrics+0x480/0x480 [ 86.872699][ T7434] ? mark_lock+0xf0/0x15f0 [ 86.877145][ T7434] ? mark_lock+0xf0/0x15f0 [ 86.881556][ T7434] ? lock_chain_count+0x20/0x20 [ 86.886411][ T7434] ? __lock_acquire+0xbe2/0x52b0 [ 86.891347][ T7434] ? lock_chain_count+0x20/0x20 [ 86.896461][ T7434] ? mark_lock+0xf0/0x15f0 [ 86.900886][ T7434] ? memset+0x20/0x40 [ 86.904872][ T7434] ? __nla_validate_parse+0xb2/0x1fd0 [ 86.910301][ T7434] ? lock_chain_count+0x20/0x20 [ 86.915326][ T7434] ? nla_get_range_signed+0x540/0x540 [ 86.920732][ T7434] ? __lock_acquire+0xbe2/0x52b0 [ 86.925695][ T7434] __rtnl_newlink+0xaf5/0x13e0 [ 86.930470][ T7434] ? lock_is_held_type+0xfa/0x130 [ 86.935529][ T7434] ? rtnl_setlink+0x330/0x330 [ 86.940193][ T7434] ? check_preemption_disabled+0x36/0xf0 [ 86.946086][ T7434] ? lock_release+0x424/0x7e0 [ 86.950853][ T7434] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 86.957003][ T7434] ? is_bpf_text_address+0x65/0xe0 [ 86.962197][ T7434] ? kernel_text_address+0xbd/0xf0 [ 86.967319][ T7434] ? __kernel_text_address+0x9/0x30 [ 86.972499][ T7434] ? unwind_get_return_address+0x51/0x90 [ 86.978202][ T7434] ? create_prof_cpu_mask+0x20/0x20 [ 86.983492][ T7434] ? arch_stack_walk+0x93/0xe0 [ 86.988332][ T7434] ? stack_trace_save+0x8c/0xc0 [ 86.994124][ T7434] ? stack_trace_consume_entry+0x160/0x160 [ 86.999912][ T7434] ? mark_held_locks+0x9f/0xe0 [ 87.004716][ T7434] ? kmem_cache_alloc_trace+0x40/0x440 [ 87.010364][ T7434] ? lock_is_held_type+0xfa/0x130 [ 87.016602][ T7434] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 87.022378][ T7434] ? trace_kmalloc+0x32/0xf0 [ 87.027155][ T7434] ? kmem_cache_alloc_trace+0x20b/0x440 [ 87.032806][ T7434] rtnl_newlink+0x5a/0x90 [ 87.037220][ T7434] rtnetlink_rcv_msg+0x31d/0x8d0 [ 87.042615][ T7434] ? rtnl_newlink+0x90/0x90 [ 87.047362][ T7434] ? check_preemption_disabled+0x36/0xf0 [ 87.053909][ T7434] ? netdev_core_pick_tx+0x290/0x290 [ 87.059180][ T7434] ? lock_acquire+0x180/0x5d0 [ 87.064222][ T7434] netlink_rcv_skb+0x118/0x370 [ 87.069193][ T7434] ? rtnl_newlink+0x90/0x90 [ 87.073849][ T7434] ? netlink_ack+0x930/0x930 [ 87.078523][ T7434] ? netlink_deliver_tap+0x131/0xab0 [ 87.083795][ T7434] ? netlink_deliver_tap+0x136/0xab0 [ 87.089369][ T7434] netlink_unicast+0x42e/0x700 [ 87.094132][ T7434] ? netlink_attachskb+0x750/0x750 [ 87.099659][ T7434] ? __build_skb_around+0x1f3/0x2b0 [ 87.104847][ T7434] netlink_sendmsg+0x706/0xbf0 [ 87.109608][ T7434] ? netlink_unicast+0x700/0x700 [ 87.114615][ T7434] ? netlink_unicast+0x700/0x700 [ 87.119532][ T7434] sock_sendmsg+0xab/0xe0 [ 87.123850][ T7434] ____sys_sendmsg+0x5bf/0x7a0 [ 87.128626][ T7434] ? kernel_sendmsg+0x30/0x30 [ 87.133287][ T7434] ? do_recvmmsg+0x550/0x550 [ 87.137886][ T7434] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 87.145234][ T7434] ___sys_sendmsg+0xd3/0x150 [ 87.149959][ T7434] ? sendmsg_copy_msghdr+0x110/0x110 [ 87.155398][ T7434] ? find_held_lock+0x2d/0x110 [ 87.160240][ T7434] ? check_preemption_disabled+0x36/0xf0 [ 87.166207][ T7434] ? lock_release+0x424/0x7e0 [ 87.170977][ T7434] ? __fget_files+0x17c/0x2e0 [ 87.176003][ T7434] ? lock_downgrade+0x7b0/0x7b0 [ 87.180852][ T7434] ? lock_release+0x424/0x7e0 [ 87.185505][ T7434] ? ksys_write+0x181/0x1d0 [ 87.190097][ T7434] ? check_preemption_disabled+0x36/0xf0 [ 87.195998][ T7434] ? lock_is_held_type+0xfa/0x130 [ 87.201185][ T7434] ? __fget_files+0x194/0x2e0 [ 87.205853][ T7434] ? __fget_light+0xbe/0x220 [ 87.210529][ T7434] __sys_sendmsg+0xb2/0x140 [ 87.215117][ T7434] ? __sys_sendmsg_sock+0x10/0x10 [ 87.220303][ T7434] ? check_preemption_disabled+0x36/0xf0 [ 87.225914][ T7434] ? syscall_enter_from_user_mode+0x1d/0x60 [ 87.231869][ T7434] ? lockdep_hardirqs_on+0x54/0x100 [ 87.237144][ T7434] do_syscall_64+0x35/0xb0 [ 87.241636][ T7434] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 87.247593][ T7434] RIP: 0033:0x464d29 [ 87.251496][ T7434] 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 [ 87.271268][ T7434] RSP: 002b:00007f654eb1e188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 87.279915][ T7434] RAX: ffffffffffffffda RBX: 000000000055cfa0 RCX: 0000000000464d29 [ 87.288027][ T7434] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 87.298766][ T7434] RBP: 00007f654eb1e1d0 R08: 0000000000000000 R09: 0000000000000000 [ 87.307069][ T7434] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 87.315736][ T7434] R13: 00007ffdf54ad88f R14: 00007f654eb1e300 R15: 0000000000022000 [ 87.401567][ T7453] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 87.455880][ T7483] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 87.511829][ T7482] FAULT_INJECTION: forcing a failure. [ 87.511829][ T7482] name failslab, interval 1, probability 0, space 0, times 0 [ 87.525343][ T7482] CPU: 0 PID: 7482 Comm: syz-executor.1 Not tainted 5.15.0-rc6-syzkaller #0 [ 87.534117][ T7482] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 87.544651][ T7482] Call Trace: [ 87.547959][ T7482] dump_stack_lvl+0xbd/0xe2 [ 87.552472][ T7482] should_fail.cold+0x5/0xa [ 87.557136][ T7482] ? mark_held_locks+0x9f/0xe0 [ 87.562003][ T7482] should_failslab+0x5/0x10 [ 87.566770][ T7482] kmem_cache_alloc_node_trace+0x66/0x570 [ 87.573034][ T7482] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 87.578691][ T7482] __kmalloc_node_track_caller+0x38/0x60 [ 87.584510][ T7482] __alloc_skb+0x8b/0x280 [ 87.588847][ T7482] inet6_rt_notify+0xd1/0x270 [ 87.593626][ T7482] fib6_del+0xccc/0x14e0 [ 87.598656][ T7482] ? fib6_locate+0xd0/0xd0 [ 87.603091][ T7482] ? lock_chain_count+0x20/0x20 [ 87.608299][ T7482] fib6_clean_node+0x2f7/0x4a0 [ 87.613158][ T7482] ? find_held_lock+0x2d/0x110 [ 87.617973][ T7482] ? fib6_del+0x14e0/0x14e0 [ 87.622502][ T7482] fib6_walk_continue+0x33c/0x720 [ 87.627632][ T7482] ? fib6_walk+0x160/0x330 [ 87.632576][ T7482] ? lockdep_hardirqs_on+0x54/0x100 [ 87.638050][ T7482] fib6_walk+0x168/0x330 [ 87.642299][ T7482] fib6_clean_tree+0xaa/0xe0 [ 87.646894][ T7482] ? fib6_walk+0x330/0x330 [ 87.651320][ T7482] ? fib6_del+0x14e0/0x14e0 [ 87.655827][ T7482] ? rwlock_bug.part.0+0x90/0x90 [ 87.660855][ T7482] ? fib6_ifup+0x260/0x260 [ 87.665906][ T7482] __fib6_clean_all+0xd8/0x1e0 [ 87.670676][ T7482] ? fib6_ifup+0x260/0x260 [ 87.675131][ T7482] rt6_disable_ip+0x5c6/0x6c0 [ 87.679898][ T7482] ? mark_lock+0xf0/0x15f0 [ 87.684420][ T7482] ? lock_release+0x424/0x7e0 [ 87.689103][ T7482] ? rt6_sync_down_dev+0x110/0x110 [ 87.694309][ T7482] ? lock_chain_count+0x20/0x20 [ 87.699179][ T7482] addrconf_ifdown.isra.0+0xd0/0x1160 [ 87.704729][ T7482] ? find_held_lock+0x2d/0x110 [ 87.709686][ T7482] ? add_v4_addrs+0x680/0x680 [ 87.714886][ T7482] ? check_preemption_disabled+0x36/0xf0 [ 87.720524][ T7482] ? lock_is_held_type+0xfa/0x130 [ 87.725558][ T7482] addrconf_notify+0x37d/0x1510 [ 87.730406][ T7482] ? __local_bh_enable_ip+0x11f/0x220 [ 87.735779][ T7482] ? clusterip_netdev_event+0x34e/0x550 [ 87.741432][ T7482] notifier_call_chain+0x94/0x170 [ 87.746473][ T7482] dev_close_many+0x28c/0x560 [ 87.751267][ T7482] ? __netdev_adjacent_dev_insert+0x980/0x980 [ 87.757359][ T7482] __dev_change_net_namespace+0xb88/0x1120 [ 87.763343][ T7482] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 87.769077][ T7482] ? check_preemption_disabled+0x36/0xf0 [ 87.774737][ T7482] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 87.780042][ T7482] ? security_capable+0x4c/0x90 [ 87.785273][ T7482] ? ns_capable+0x4c/0xc0 [ 87.789719][ T7482] do_setlink+0x20f/0x2d60 [ 87.794149][ T7482] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 87.800315][ T7482] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 87.806492][ T7482] ? rtnetlink_put_metrics+0x480/0x480 [ 87.812006][ T7482] ? mark_lock+0xf0/0x15f0 [ 87.816443][ T7482] ? mark_lock+0xf0/0x15f0 [ 87.820989][ T7482] ? lock_chain_count+0x20/0x20 [ 87.826012][ T7482] ? __lock_acquire+0xbe2/0x52b0 [ 87.831040][ T7482] ? lock_chain_count+0x20/0x20 [ 87.835889][ T7482] ? mark_lock+0xf0/0x15f0 [ 87.840402][ T7482] ? memset+0x20/0x40 [ 87.844471][ T7482] ? __nla_validate_parse+0xb2/0x1fd0 [ 87.850407][ T7482] ? lock_chain_count+0x20/0x20 [ 87.855259][ T7482] ? nla_get_range_signed+0x540/0x540 [ 87.860816][ T7482] ? __lock_acquire+0xbe2/0x52b0 [ 87.865856][ T7482] __rtnl_newlink+0xaf5/0x13e0 [ 87.870746][ T7482] ? lock_is_held_type+0xfa/0x130 [ 87.875808][ T7482] ? rtnl_setlink+0x330/0x330 [ 87.880485][ T7482] ? check_preemption_disabled+0x36/0xf0 [ 87.886207][ T7482] ? lock_release+0x424/0x7e0 [ 87.890891][ T7482] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 87.896972][ T7482] ? is_bpf_text_address+0x65/0xe0 [ 87.902084][ T7482] ? kernel_text_address+0xbd/0xf0 [ 87.907286][ T7482] ? __kernel_text_address+0x9/0x30 [ 87.912490][ T7482] ? unwind_get_return_address+0x51/0x90 [ 87.918210][ T7482] ? create_prof_cpu_mask+0x20/0x20 [ 87.923588][ T7482] ? arch_stack_walk+0x93/0xe0 [ 87.928463][ T7482] ? stack_trace_save+0x8c/0xc0 [ 87.933312][ T7482] ? stack_trace_consume_entry+0x160/0x160 [ 87.939201][ T7482] ? mark_held_locks+0x9f/0xe0 [ 87.944099][ T7482] ? kmem_cache_alloc_trace+0x40/0x440 [ 87.949738][ T7482] ? lock_is_held_type+0xfa/0x130 [ 87.954770][ T7482] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 87.960322][ T7482] ? trace_kmalloc+0x32/0xf0 [ 87.964915][ T7482] ? kmem_cache_alloc_trace+0x20b/0x440 [ 87.970548][ T7482] rtnl_newlink+0x5a/0x90 [ 87.974880][ T7482] rtnetlink_rcv_msg+0x31d/0x8d0 [ 87.979903][ T7482] ? rtnl_newlink+0x90/0x90 [ 87.984459][ T7482] ? check_preemption_disabled+0x36/0xf0 [ 87.990215][ T7482] ? netdev_core_pick_tx+0x290/0x290 [ 87.995606][ T7482] ? lock_acquire+0x180/0x5d0 [ 88.000285][ T7482] netlink_rcv_skb+0x118/0x370 [ 88.005046][ T7482] ? rtnl_newlink+0x90/0x90 [ 88.009557][ T7482] ? netlink_ack+0x930/0x930 [ 88.014169][ T7482] ? netlink_deliver_tap+0x131/0xab0 [ 88.019520][ T7482] ? netlink_deliver_tap+0x136/0xab0 [ 88.024841][ T7482] netlink_unicast+0x42e/0x700 [ 88.029601][ T7482] ? netlink_attachskb+0x750/0x750 [ 88.034702][ T7482] ? __build_skb_around+0x1f3/0x2b0 [ 88.039903][ T7482] netlink_sendmsg+0x706/0xbf0 [ 88.044752][ T7482] ? netlink_unicast+0x700/0x700 [ 88.049713][ T7482] ? netlink_unicast+0x700/0x700 [ 88.054646][ T7482] sock_sendmsg+0xab/0xe0 [ 88.058974][ T7482] ____sys_sendmsg+0x5bf/0x7a0 [ 88.063823][ T7482] ? kernel_sendmsg+0x30/0x30 [ 88.068492][ T7482] ? do_recvmmsg+0x550/0x550 [ 88.073081][ T7482] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 88.080201][ T7482] ___sys_sendmsg+0xd3/0x150 [ 88.084899][ T7482] ? sendmsg_copy_msghdr+0x110/0x110 [ 88.090448][ T7482] ? find_held_lock+0x2d/0x110 [ 88.096196][ T7482] ? check_preemption_disabled+0x36/0xf0 [ 88.102040][ T7482] ? lock_release+0x424/0x7e0 [ 88.106807][ T7482] ? __fget_files+0x17c/0x2e0 [ 88.112277][ T7482] ? lock_downgrade+0x7b0/0x7b0 [ 88.117471][ T7482] ? lock_release+0x424/0x7e0 [ 88.122249][ T7482] ? ksys_write+0x181/0x1d0 [ 88.126947][ T7482] ? check_preemption_disabled+0x36/0xf0 [ 88.132702][ T7482] ? lock_is_held_type+0xfa/0x130 [ 88.137826][ T7482] ? __fget_files+0x194/0x2e0 [ 88.142600][ T7482] ? __fget_light+0xbe/0x220 [ 88.147291][ T7482] __sys_sendmsg+0xb2/0x140 [ 88.151798][ T7482] ? __sys_sendmsg_sock+0x10/0x10 [ 88.156844][ T7482] ? check_preemption_disabled+0x36/0xf0 [ 88.162571][ T7482] ? syscall_enter_from_user_mode+0x1d/0x60 [ 88.168461][ T7482] ? lockdep_hardirqs_on+0x54/0x100 [ 88.173838][ T7482] do_syscall_64+0x35/0xb0 [ 88.178433][ T7482] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 88.184326][ T7482] RIP: 0033:0x464d29 [ 88.188483][ T7482] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 88.208083][ T7482] RSP: 002b:00007fee05e87188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 88.216494][ T7482] RAX: ffffffffffffffda RBX: 000000000055cfa0 RCX: 0000000000464d29 [ 88.224573][ T7482] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000007 [ 88.232799][ T7482] RBP: 00007fee05e871d0 R08: 0000000000000000 R09: 0000000000000000 [ 88.240948][ T7482] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 88.249001][ T7482] R13: 00007ffe038b269f R14: 00007fee05e87300 R15: 0000000000022000 [ 88.399037][ T7482] device veth1_macvtap left promiscuous mode [ 88.424542][ T7501] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 88.448205][ T7521] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 88.474578][ T7528] FAULT_INJECTION: forcing a failure. [ 88.474578][ T7528] name failslab, interval 1, probability 0, space 0, times 0 [ 88.487252][ T7528] CPU: 1 PID: 7528 Comm: syz-executor.3 Not tainted 5.15.0-rc6-syzkaller #0 [ 88.495913][ T7528] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 88.506050][ T7528] Call Trace: [ 88.509348][ T7528] dump_stack_lvl+0xbd/0xe2 [ 88.513962][ T7528] should_fail.cold+0x5/0xa [ 88.518550][ T7528] ? lock_acquire+0x212/0x5d0 [ 88.523226][ T7528] ? sctp_addr_wq_mgmt+0x224/0x6d0 [ 88.528421][ T7528] should_failslab+0x5/0x10 [ 88.533013][ T7528] __kmalloc_track_caller+0x7c/0x480 [ 88.538330][ T7528] ? iterate_cleanup_work+0x120/0x120 [ 88.543699][ T7528] kmemdup+0x1a/0x40 [ 88.547854][ T7528] sctp_addr_wq_mgmt+0x224/0x6d0 [ 88.552799][ T7528] sctp_inet6addr_event+0x267/0xb30 [ 88.558094][ T7528] notifier_call_chain+0x94/0x170 [ 88.563295][ T7528] atomic_notifier_call_chain+0x54/0xf0 [ 88.569024][ T7528] addrconf_ifdown.isra.0+0x7b2/0x1160 [ 88.574492][ T7528] ? add_v4_addrs+0x680/0x680 [ 88.579172][ T7528] ? check_preemption_disabled+0x36/0xf0 [ 88.584905][ T7528] ? lock_is_held_type+0xfa/0x130 [ 88.589932][ T7528] addrconf_notify+0x37d/0x1510 [ 88.594778][ T7528] ? __local_bh_enable_ip+0x11f/0x220 [ 88.600143][ T7528] ? clusterip_netdev_event+0x34e/0x550 [ 88.605781][ T7528] notifier_call_chain+0x94/0x170 [ 88.610816][ T7528] dev_close_many+0x28c/0x560 [ 88.615496][ T7528] ? __netdev_adjacent_dev_insert+0x980/0x980 [ 88.621747][ T7528] __dev_change_net_namespace+0xb88/0x1120 [ 88.627550][ T7528] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 88.633189][ T7528] ? check_preemption_disabled+0x36/0xf0 [ 88.638945][ T7528] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 88.644238][ T7528] ? security_capable+0x4c/0x90 [ 88.649180][ T7528] ? ns_capable+0x4c/0xc0 [ 88.653522][ T7528] do_setlink+0x20f/0x2d60 [ 88.657962][ T7528] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 88.663937][ T7528] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 88.670128][ T7528] ? rtnetlink_put_metrics+0x480/0x480 [ 88.675591][ T7528] ? mark_lock+0xf0/0x15f0 [ 88.680000][ T7528] ? __lock_acquire+0xbe2/0x52b0 [ 88.684929][ T7528] ? lock_chain_count+0x20/0x20 [ 88.689863][ T7528] ? mark_lock+0xf0/0x15f0 [ 88.694286][ T7528] ? memset+0x20/0x40 [ 88.698263][ T7528] ? __nla_validate_parse+0xb2/0x1fd0 [ 88.703641][ T7528] ? lock_chain_count+0x20/0x20 [ 88.708493][ T7528] ? nla_get_range_signed+0x540/0x540 [ 88.713858][ T7528] ? __lock_acquire+0xbe2/0x52b0 [ 88.718825][ T7528] __rtnl_newlink+0xaf5/0x13e0 [ 88.723597][ T7528] ? lock_is_held_type+0xfa/0x130 [ 88.728817][ T7528] ? rtnl_setlink+0x330/0x330 [ 88.733526][ T7528] ? check_preemption_disabled+0x36/0xf0 [ 88.739360][ T7528] ? lock_release+0x424/0x7e0 [ 88.744075][ T7528] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 88.750152][ T7528] ? is_bpf_text_address+0x65/0xe0 [ 88.755254][ T7528] ? kernel_text_address+0xbd/0xf0 [ 88.760512][ T7528] ? __kernel_text_address+0x9/0x30 [ 88.765874][ T7528] ? unwind_get_return_address+0x51/0x90 [ 88.771493][ T7528] ? create_prof_cpu_mask+0x20/0x20 [ 88.776673][ T7528] ? arch_stack_walk+0x93/0xe0 [ 88.781551][ T7528] ? stack_trace_save+0x8c/0xc0 [ 88.786557][ T7528] ? stack_trace_consume_entry+0x160/0x160 [ 88.792540][ T7528] ? mark_held_locks+0x9f/0xe0 [ 88.797422][ T7528] ? kmem_cache_alloc_trace+0x40/0x440 [ 88.802867][ T7528] ? lock_is_held_type+0xfa/0x130 [ 88.807890][ T7528] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 88.813430][ T7528] ? trace_kmalloc+0x32/0xf0 [ 88.818169][ T7528] ? kmem_cache_alloc_trace+0x20b/0x440 [ 88.823712][ T7528] rtnl_newlink+0x5a/0x90 [ 88.828038][ T7528] rtnetlink_rcv_msg+0x31d/0x8d0 [ 88.833139][ T7528] ? rtnl_newlink+0x90/0x90 [ 88.837649][ T7528] ? check_preemption_disabled+0x36/0xf0 [ 88.843263][ T7528] ? lock_acquire+0x222/0x5d0 [ 88.848041][ T7528] netlink_rcv_skb+0x118/0x370 [ 88.852888][ T7528] ? rtnl_newlink+0x90/0x90 [ 88.857802][ T7528] ? netlink_ack+0x930/0x930 [ 88.862855][ T7528] ? netlink_deliver_tap+0x131/0xab0 [ 88.869256][ T7528] ? netlink_deliver_tap+0x136/0xab0 [ 88.874542][ T7528] netlink_unicast+0x42e/0x700 [ 88.879432][ T7528] ? netlink_attachskb+0x750/0x750 [ 88.884704][ T7528] ? __build_skb_around+0x1f3/0x2b0 [ 88.890204][ T7528] netlink_sendmsg+0x706/0xbf0 [ 88.895253][ T7528] ? netlink_unicast+0x700/0x700 [ 88.900267][ T7528] ? netlink_unicast+0x700/0x700 [ 88.905302][ T7528] sock_sendmsg+0xab/0xe0 [ 88.909711][ T7528] ____sys_sendmsg+0x5bf/0x7a0 [ 88.914648][ T7528] ? kernel_sendmsg+0x30/0x30 [ 88.919304][ T7528] ? do_recvmmsg+0x550/0x550 [ 88.924151][ T7528] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 88.930135][ T7528] ___sys_sendmsg+0xd3/0x150 [ 88.934750][ T7528] ? sendmsg_copy_msghdr+0x110/0x110 [ 88.940024][ T7528] ? find_held_lock+0x2d/0x110 [ 88.944782][ T7528] ? check_preemption_disabled+0x36/0xf0 [ 88.950656][ T7528] ? lock_release+0x424/0x7e0 [ 88.955308][ T7528] ? __fget_files+0x17c/0x2e0 [ 88.959965][ T7528] ? lock_downgrade+0x7b0/0x7b0 [ 88.964888][ T7528] ? lock_release+0x424/0x7e0 [ 88.969574][ T7528] ? ksys_write+0x181/0x1d0 [ 88.974349][ T7528] ? check_preemption_disabled+0x36/0xf0 [ 88.979974][ T7528] ? lock_is_held_type+0xfa/0x130 [ 88.985223][ T7528] ? __fget_files+0x194/0x2e0 [ 88.990471][ T7528] ? __fget_light+0xbe/0x220 [ 88.995072][ T7528] __sys_sendmsg+0xb2/0x140 [ 88.999597][ T7528] ? __sys_sendmsg_sock+0x10/0x10 [ 89.004623][ T7528] ? check_preemption_disabled+0x36/0xf0 [ 89.010242][ T7528] ? syscall_enter_from_user_mode+0x1d/0x60 [ 89.016337][ T7528] ? lockdep_hardirqs_on+0x54/0x100 [ 89.022061][ T7528] do_syscall_64+0x35/0xb0 [ 89.026470][ T7528] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 89.032450][ T7528] RIP: 0033:0x464d29 [ 89.036515][ T7528] 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 [ 89.056103][ T7528] RSP: 002b:00007fa5c9d5a188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 89.064716][ T7528] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 89.072879][ T7528] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 89.081114][ T7528] RBP: 00007fa5c9d5a1d0 R08: 0000000000000000 R09: 0000000000000000 [ 89.089090][ T7528] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 89.097153][ T7528] R13: 00007ffe85e6b84f R14: 00007fa5c9d5a300 R15: 0000000000022000 [ 89.130363][ T7528] device hsr_slave_1 left promiscuous mode [ 89.168844][ T7529] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 89.198909][ T7554] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 89.246799][ T7568] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 89.299045][ T7593] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 89.478736][ T7638] FAULT_INJECTION: forcing a failure. [ 89.478736][ T7638] name failslab, interval 1, probability 0, space 0, times 0 [ 89.491458][ T7638] CPU: 1 PID: 7638 Comm: syz-executor.1 Not tainted 5.15.0-rc6-syzkaller #0 [ 89.500130][ T7638] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 89.510220][ T7638] Call Trace: [ 89.513504][ T7638] dump_stack_lvl+0xbd/0xe2 [ 89.518100][ T7638] should_fail.cold+0x5/0xa [ 89.522596][ T7638] ? mark_held_locks+0x9f/0xe0 [ 89.527364][ T7638] should_failslab+0x5/0x10 [ 89.531949][ T7638] kmem_cache_alloc_node_trace+0x66/0x570 [ 89.537905][ T7638] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 89.543461][ T7638] __kmalloc_node_track_caller+0x38/0x60 [ 89.549275][ T7638] __alloc_skb+0x8b/0x280 [ 89.553628][ T7638] inet6_rt_notify+0xd1/0x270 [ 89.558447][ T7638] fib6_del+0xccc/0x14e0 [ 89.562768][ T7638] ? fib6_locate+0xd0/0xd0 [ 89.567199][ T7638] ? lock_chain_count+0x20/0x20 [ 89.572321][ T7638] fib6_clean_node+0x2f7/0x4a0 [ 89.577188][ T7638] ? find_held_lock+0x2d/0x110 [ 89.582044][ T7638] ? fib6_del+0x14e0/0x14e0 [ 89.586735][ T7638] fib6_walk_continue+0x33c/0x720 [ 89.591760][ T7638] ? fib6_walk+0x160/0x330 [ 89.596180][ T7638] ? lockdep_hardirqs_on+0x54/0x100 [ 89.601513][ T7638] fib6_walk+0x168/0x330 [ 89.605763][ T7638] fib6_clean_tree+0xaa/0xe0 [ 89.610443][ T7638] ? fib6_walk+0x330/0x330 [ 89.614961][ T7638] ? fib6_del+0x14e0/0x14e0 [ 89.619505][ T7638] ? rwlock_bug.part.0+0x90/0x90 [ 89.624441][ T7638] ? fib6_ifup+0x260/0x260 [ 89.629060][ T7638] __fib6_clean_all+0xd8/0x1e0 [ 89.633824][ T7638] ? fib6_ifup+0x260/0x260 [ 89.638245][ T7638] rt6_disable_ip+0x5c6/0x6c0 [ 89.642925][ T7638] ? mark_lock+0xf0/0x15f0 [ 89.647427][ T7638] ? lock_release+0x424/0x7e0 [ 89.652187][ T7638] ? rt6_sync_down_dev+0x110/0x110 [ 89.657293][ T7638] ? lock_chain_count+0x20/0x20 [ 89.662151][ T7638] addrconf_ifdown.isra.0+0xd0/0x1160 [ 89.667522][ T7638] ? find_held_lock+0x2d/0x110 [ 89.672293][ T7638] ? add_v4_addrs+0x680/0x680 [ 89.676981][ T7638] ? check_preemption_disabled+0x36/0xf0 [ 89.682628][ T7638] ? lock_is_held_type+0xfa/0x130 [ 89.687659][ T7638] addrconf_notify+0x37d/0x1510 [ 89.692512][ T7638] ? __local_bh_enable_ip+0x11f/0x220 [ 89.697971][ T7638] ? clusterip_netdev_event+0x34e/0x550 [ 89.703523][ T7638] notifier_call_chain+0x94/0x170 [ 89.708658][ T7638] dev_close_many+0x28c/0x560 [ 89.713345][ T7638] ? __netdev_adjacent_dev_insert+0x980/0x980 [ 89.719422][ T7638] __dev_change_net_namespace+0xb88/0x1120 [ 89.725310][ T7638] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 89.730979][ T7638] ? check_preemption_disabled+0x36/0xf0 [ 89.736705][ T7638] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 89.741913][ T7638] ? security_capable+0x4c/0x90 [ 89.746802][ T7638] ? ns_capable+0x4c/0xc0 [ 89.751163][ T7638] do_setlink+0x20f/0x2d60 [ 89.755590][ T7638] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 89.761618][ T7638] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 89.767594][ T7638] ? rtnetlink_put_metrics+0x480/0x480 [ 89.773146][ T7638] ? mark_lock+0xf0/0x15f0 [ 89.777571][ T7638] ? mark_lock+0xf0/0x15f0 [ 89.781984][ T7638] ? lock_chain_count+0x20/0x20 [ 89.786832][ T7638] ? __lock_acquire+0xbe2/0x52b0 [ 89.792824][ T7638] ? lock_chain_count+0x20/0x20 [ 89.797688][ T7638] ? memset+0x20/0x40 [ 89.801674][ T7638] ? __nla_validate_parse+0xb2/0x1fd0 [ 89.807355][ T7638] ? nla_get_range_signed+0x540/0x540 [ 89.812849][ T7638] ? __lock_acquire+0xbe2/0x52b0 [ 89.817899][ T7638] __rtnl_newlink+0xaf5/0x13e0 [ 89.822763][ T7638] ? lock_is_held_type+0xfa/0x130 [ 89.827810][ T7638] ? rtnl_setlink+0x330/0x330 [ 89.832488][ T7638] ? check_preemption_disabled+0x36/0xf0 [ 89.838242][ T7638] ? lock_release+0x424/0x7e0 [ 89.842927][ T7638] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 89.849003][ T7638] ? is_bpf_text_address+0x65/0xe0 [ 89.854204][ T7638] ? kernel_text_address+0xbd/0xf0 [ 89.859315][ T7638] ? __kernel_text_address+0x9/0x30 [ 89.864522][ T7638] ? unwind_get_return_address+0x51/0x90 [ 89.870159][ T7638] ? create_prof_cpu_mask+0x20/0x20 [ 89.875358][ T7638] ? arch_stack_walk+0x93/0xe0 [ 89.880175][ T7638] ? stack_trace_save+0x8c/0xc0 [ 89.885031][ T7638] ? stack_trace_consume_entry+0x160/0x160 [ 89.890887][ T7638] ? kmem_cache_alloc_trace+0x40/0x440 [ 89.896529][ T7638] ? lock_is_held_type+0xfa/0x130 [ 89.901574][ T7638] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 89.907235][ T7638] ? trace_kmalloc+0x32/0xf0 [ 89.911828][ T7638] ? kmem_cache_alloc_trace+0x20b/0x440 [ 89.917379][ T7638] rtnl_newlink+0x5a/0x90 [ 89.921723][ T7638] rtnetlink_rcv_msg+0x31d/0x8d0 [ 89.926663][ T7638] ? rtnl_newlink+0x90/0x90 [ 89.931254][ T7638] ? check_preemption_disabled+0x36/0xf0 [ 89.937322][ T7638] ? netdev_core_pick_tx+0x290/0x290 [ 89.942600][ T7638] ? lock_acquire+0x180/0x5d0 [ 89.947298][ T7638] netlink_rcv_skb+0x118/0x370 [ 89.952234][ T7638] ? rtnl_newlink+0x90/0x90 [ 89.956741][ T7638] ? netlink_ack+0x930/0x930 [ 89.961324][ T7638] ? netlink_deliver_tap+0x131/0xab0 [ 89.966609][ T7638] ? netlink_deliver_tap+0x136/0xab0 [ 89.971897][ T7638] netlink_unicast+0x42e/0x700 [ 89.976685][ T7638] ? netlink_attachskb+0x750/0x750 [ 89.981786][ T7638] ? __build_skb_around+0x1f3/0x2b0 [ 89.987012][ T7638] netlink_sendmsg+0x706/0xbf0 [ 89.991780][ T7638] ? netlink_unicast+0x700/0x700 [ 89.996721][ T7638] ? netlink_unicast+0x700/0x700 [ 90.001751][ T7638] sock_sendmsg+0xab/0xe0 [ 90.006077][ T7638] ____sys_sendmsg+0x5bf/0x7a0 [ 90.010851][ T7638] ? kernel_sendmsg+0x30/0x30 [ 90.015517][ T7638] ? do_recvmmsg+0x550/0x550 [ 90.020105][ T7638] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 90.026519][ T7638] ___sys_sendmsg+0xd3/0x150 [ 90.031108][ T7638] ? sendmsg_copy_msghdr+0x110/0x110 [ 90.036387][ T7638] ? find_held_lock+0x2d/0x110 [ 90.041245][ T7638] ? check_preemption_disabled+0x36/0xf0 [ 90.046877][ T7638] ? lock_release+0x424/0x7e0 [ 90.051561][ T7638] ? __fget_files+0x17c/0x2e0 [ 90.056242][ T7638] ? lock_downgrade+0x7b0/0x7b0 [ 90.061089][ T7638] ? lock_release+0x424/0x7e0 [ 90.065766][ T7638] ? ksys_write+0x181/0x1d0 [ 90.070266][ T7638] ? check_preemption_disabled+0x36/0xf0 [ 90.075896][ T7638] ? lock_is_held_type+0xfa/0x130 [ 90.081034][ T7638] ? __fget_files+0x194/0x2e0 [ 90.085715][ T7638] ? __fget_light+0xbe/0x220 [ 90.090309][ T7638] __sys_sendmsg+0xb2/0x140 [ 90.094816][ T7638] ? __sys_sendmsg_sock+0x10/0x10 [ 90.099941][ T7638] ? check_preemption_disabled+0x36/0xf0 [ 90.105679][ T7638] ? syscall_enter_from_user_mode+0x1d/0x60 [ 90.111574][ T7638] ? lockdep_hardirqs_on+0x54/0x100 [ 90.118543][ T7638] do_syscall_64+0x35/0xb0 [ 90.122966][ T7638] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 90.128859][ T7638] RIP: 0033:0x464d29 [ 90.132925][ T7638] 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 [ 90.152886][ T7638] RSP: 002b:00007fee05ea8188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 90.161302][ T7638] RAX: ffffffffffffffda RBX: 000000000055cf00 RCX: 0000000000464d29 [ 90.169363][ T7638] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 90.177333][ T7638] RBP: 00007fee05ea81d0 R08: 0000000000000000 R09: 0000000000000000 [ 90.185390][ T7638] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 90.193653][ T7638] R13: 00007ffe038b269f R14: 00007fee05ea8300 R15: 0000000000022000 2021/10/21 22:59:26 executed programs: 91 [ 90.665315][ T7660] FAULT_INJECTION: forcing a failure. [ 90.665315][ T7660] name failslab, interval 1, probability 0, space 0, times 0 [ 90.678133][ T7660] CPU: 0 PID: 7660 Comm: syz-executor.4 Not tainted 5.15.0-rc6-syzkaller #0 [ 90.686972][ T7660] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 90.697314][ T7660] Call Trace: [ 90.700714][ T7660] dump_stack_lvl+0xbd/0xe2 [ 90.705223][ T7660] should_fail.cold+0x5/0xa [ 90.709735][ T7660] should_failslab+0x5/0x10 [ 90.714357][ T7660] kmem_cache_alloc_node+0x60/0x540 [ 90.719653][ T7660] __alloc_skb+0x153/0x280 [ 90.724232][ T7660] __neigh_notify+0x7f/0x110 [ 90.728939][ T7660] neigh_cleanup_and_release+0x5a/0x220 [ 90.734489][ T7660] neigh_flush_dev+0x4a7/0x7e0 [ 90.739515][ T7660] ? lock_release+0x424/0x7e0 [ 90.744567][ T7660] __neigh_ifdown.isra.0+0x44/0x3a0 [ 90.749770][ T7660] ? __local_bh_enable_ip+0x11f/0x220 [ 90.756281][ T7660] ? rt6_disable_ip+0x497/0x6c0 [ 90.761315][ T7660] neigh_ifdown+0x7/0x10 [ 90.765642][ T7660] rt6_disable_ip+0x572/0x6c0 [ 90.770324][ T7660] ? rt6_sync_down_dev+0x110/0x110 [ 90.775433][ T7660] ? lock_chain_count+0x20/0x20 [ 90.780301][ T7660] addrconf_ifdown.isra.0+0xd0/0x1160 [ 90.785852][ T7660] ? find_held_lock+0x2d/0x110 [ 90.790713][ T7660] ? add_v4_addrs+0x680/0x680 [ 90.795501][ T7660] ? check_preemption_disabled+0x36/0xf0 [ 90.801235][ T7660] ? lock_is_held_type+0xfa/0x130 [ 90.806524][ T7660] addrconf_notify+0x37d/0x1510 [ 90.811638][ T7660] ? __local_bh_enable_ip+0x11f/0x220 [ 90.817012][ T7660] ? clusterip_netdev_event+0x34e/0x550 [ 90.822676][ T7660] notifier_call_chain+0x94/0x170 [ 90.827781][ T7660] dev_close_many+0x28c/0x560 [ 90.832669][ T7660] ? __netdev_adjacent_dev_insert+0x980/0x980 [ 90.838836][ T7660] __dev_change_net_namespace+0xb88/0x1120 [ 90.844833][ T7660] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 90.850580][ T7660] ? check_preemption_disabled+0x36/0xf0 [ 90.856481][ T7660] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 90.861685][ T7660] ? security_capable+0x4c/0x90 [ 90.866535][ T7660] ? ns_capable+0x4c/0xc0 [ 90.870976][ T7660] do_setlink+0x20f/0x2d60 [ 90.875499][ T7660] ? rtnetlink_put_metrics+0x480/0x480 [ 90.880964][ T7660] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 90.886942][ T7660] ? lock_chain_count+0x20/0x20 [ 90.891790][ T7660] ? mark_lock+0xf0/0x15f0 [ 90.896270][ T7660] ? lock_chain_count+0x20/0x20 [ 90.901202][ T7660] ? find_held_lock+0x2d/0x110 [ 90.906065][ T7660] ? memset+0x20/0x40 [ 90.910048][ T7660] ? __nla_validate_parse+0xb2/0x1fd0 [ 90.915797][ T7660] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 90.922047][ T7660] ? nla_get_range_signed+0x540/0x540 [ 90.927448][ T7660] ? __lock_acquire+0xbe2/0x52b0 [ 90.932396][ T7660] __rtnl_newlink+0xaf5/0x13e0 [ 90.937194][ T7660] ? lock_is_held_type+0xfa/0x130 [ 90.942488][ T7660] ? rtnl_setlink+0x330/0x330 [ 90.947274][ T7660] ? check_preemption_disabled+0x36/0xf0 [ 90.953738][ T7660] ? lock_release+0x424/0x7e0 [ 90.958802][ T7660] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 90.964974][ T7660] ? is_bpf_text_address+0x65/0xe0 [ 90.970175][ T7660] ? kernel_text_address+0xbd/0xf0 [ 90.975513][ T7660] ? __kernel_text_address+0x9/0x30 [ 90.980880][ T7660] ? unwind_get_return_address+0x51/0x90 [ 90.986511][ T7660] ? create_prof_cpu_mask+0x20/0x20 [ 90.991969][ T7660] ? arch_stack_walk+0x93/0xe0 [ 90.997224][ T7660] ? stack_trace_save+0x8c/0xc0 [ 91.002086][ T7660] ? stack_trace_consume_entry+0x160/0x160 [ 91.007893][ T7660] ? mark_held_locks+0x9f/0xe0 [ 91.012823][ T7660] ? kmem_cache_alloc_trace+0x40/0x440 [ 91.018289][ T7660] ? lock_is_held_type+0xfa/0x130 [ 91.023411][ T7660] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 91.029391][ T7660] ? trace_kmalloc+0x32/0xf0 [ 91.033978][ T7660] ? kmem_cache_alloc_trace+0x20b/0x440 [ 91.039695][ T7660] rtnl_newlink+0x5a/0x90 [ 91.044029][ T7660] rtnetlink_rcv_msg+0x31d/0x8d0 [ 91.049097][ T7660] ? rtnl_newlink+0x90/0x90 [ 91.053603][ T7660] ? check_preemption_disabled+0x36/0xf0 [ 91.059237][ T7660] ? netdev_core_pick_tx+0x290/0x290 [ 91.064952][ T7660] ? lock_acquire+0x180/0x5d0 [ 91.069635][ T7660] netlink_rcv_skb+0x118/0x370 [ 91.074482][ T7660] ? rtnl_newlink+0x90/0x90 [ 91.078991][ T7660] ? netlink_ack+0x930/0x930 [ 91.083580][ T7660] ? netlink_deliver_tap+0x131/0xab0 [ 91.088955][ T7660] ? netlink_deliver_tap+0x136/0xab0 [ 91.094251][ T7660] netlink_unicast+0x42e/0x700 [ 91.099021][ T7660] ? netlink_attachskb+0x750/0x750 [ 91.104286][ T7660] ? __build_skb_around+0x1f3/0x2b0 [ 91.109597][ T7660] netlink_sendmsg+0x706/0xbf0 [ 91.114373][ T7660] ? netlink_unicast+0x700/0x700 [ 91.119413][ T7660] ? netlink_unicast+0x700/0x700 [ 91.124350][ T7660] sock_sendmsg+0xab/0xe0 [ 91.128682][ T7660] ____sys_sendmsg+0x5bf/0x7a0 [ 91.133610][ T7660] ? kernel_sendmsg+0x30/0x30 [ 91.138309][ T7660] ? do_recvmmsg+0x550/0x550 [ 91.142989][ T7660] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 91.148973][ T7660] ___sys_sendmsg+0xd3/0x150 [ 91.153570][ T7660] ? sendmsg_copy_msghdr+0x110/0x110 [ 91.159022][ T7660] ? find_held_lock+0x2d/0x110 [ 91.163778][ T7660] ? check_preemption_disabled+0x36/0xf0 [ 91.169402][ T7660] ? lock_release+0x424/0x7e0 [ 91.174058][ T7660] ? __fget_files+0x17c/0x2e0 [ 91.178895][ T7660] ? lock_downgrade+0x7b0/0x7b0 [ 91.183729][ T7660] ? lock_release+0x424/0x7e0 [ 91.188423][ T7660] ? ksys_write+0x181/0x1d0 [ 91.192906][ T7660] ? check_preemption_disabled+0x36/0xf0 [ 91.198611][ T7660] ? lock_is_held_type+0xfa/0x130 [ 91.203717][ T7660] ? __fget_files+0x194/0x2e0 [ 91.208485][ T7660] ? __fget_light+0xbe/0x220 [ 91.213072][ T7660] __sys_sendmsg+0xb2/0x140 [ 91.217567][ T7660] ? __sys_sendmsg_sock+0x10/0x10 [ 91.222677][ T7660] ? check_preemption_disabled+0x36/0xf0 [ 91.228488][ T7660] ? syscall_enter_from_user_mode+0x1d/0x60 [ 91.234451][ T7660] ? lockdep_hardirqs_on+0x54/0x100 [ 91.239656][ T7660] do_syscall_64+0x35/0xb0 [ 91.244185][ T7660] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 91.250107][ T7660] RIP: 0033:0x464d29 [ 91.253992][ T7660] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 91.274128][ T7660] RSP: 002b:00007fb278aff188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 91.282525][ T7660] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 91.290574][ T7660] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 91.299600][ T7660] RBP: 00007fb278aff1d0 R08: 0000000000000000 R09: 0000000000000000 [ 91.308456][ T7660] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 91.316413][ T7660] R13: 00007ffd1bc2844f R14: 00007fb278aff300 R15: 0000000000022000 [ 91.423490][ T7671] __nla_validate_parse: 8 callbacks suppressed [ 91.423500][ T7671] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 91.492759][ T7682] FAULT_INJECTION: forcing a failure. [ 91.492759][ T7682] name failslab, interval 1, probability 0, space 0, times 0 [ 91.506255][ T7682] CPU: 1 PID: 7682 Comm: syz-executor.3 Not tainted 5.15.0-rc6-syzkaller #0 [ 91.515080][ T7682] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 91.525410][ T7682] Call Trace: [ 91.528879][ T7682] dump_stack_lvl+0xbd/0xe2 [ 91.533384][ T7682] should_fail.cold+0x5/0xa [ 91.539066][ T7682] should_failslab+0x5/0x10 [ 91.544821][ T7682] kmem_cache_alloc_node+0x60/0x540 [ 91.550470][ T7682] __alloc_skb+0x153/0x280 [ 91.554899][ T7682] __neigh_notify+0x7f/0x110 [ 91.559497][ T7682] neigh_cleanup_and_release+0x5a/0x220 [ 91.565058][ T7682] neigh_flush_dev+0x4a7/0x7e0 [ 91.569939][ T7682] ? lock_release+0x424/0x7e0 [ 91.574720][ T7682] __neigh_ifdown.isra.0+0x44/0x3a0 [ 91.580645][ T7682] ? __local_bh_enable_ip+0x11f/0x220 [ 91.586670][ T7682] ? rt6_disable_ip+0x497/0x6c0 [ 91.591526][ T7682] neigh_ifdown+0x7/0x10 [ 91.595839][ T7682] rt6_disable_ip+0x572/0x6c0 [ 91.600511][ T7682] ? rt6_sync_down_dev+0x110/0x110 [ 91.605620][ T7682] ? lock_chain_count+0x20/0x20 [ 91.610490][ T7682] addrconf_ifdown.isra.0+0xd0/0x1160 [ 91.615862][ T7682] ? find_held_lock+0x2d/0x110 [ 91.620711][ T7682] ? add_v4_addrs+0x680/0x680 [ 91.625394][ T7682] ? check_preemption_disabled+0x36/0xf0 [ 91.631236][ T7682] ? lock_is_held_type+0xfa/0x130 [ 91.636348][ T7682] addrconf_notify+0x37d/0x1510 [ 91.641190][ T7682] ? __local_bh_enable_ip+0x11f/0x220 [ 91.646552][ T7682] ? clusterip_netdev_event+0x34e/0x550 [ 91.652109][ T7682] notifier_call_chain+0x94/0x170 [ 91.657272][ T7682] dev_close_many+0x28c/0x560 [ 91.662071][ T7682] ? __netdev_adjacent_dev_insert+0x980/0x980 [ 91.668142][ T7682] __dev_change_net_namespace+0xb88/0x1120 [ 91.674231][ T7682] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 91.679973][ T7682] ? check_preemption_disabled+0x36/0xf0 [ 91.685707][ T7682] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 91.691106][ T7682] ? security_capable+0x4c/0x90 [ 91.696318][ T7682] ? ns_capable+0x4c/0xc0 [ 91.700757][ T7682] do_setlink+0x20f/0x2d60 [ 91.705173][ T7682] ? lock_chain_count+0x20/0x20 [ 91.710012][ T7682] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 91.715976][ T7682] ? rtnetlink_put_metrics+0x480/0x480 [ 91.721422][ T7682] ? mark_lock+0xf0/0x15f0 [ 91.725941][ T7682] ? __lock_acquire+0xbe2/0x52b0 [ 91.730881][ T7682] ? lock_chain_count+0x20/0x20 [ 91.735704][ T7682] ? mark_lock+0xf0/0x15f0 [ 91.740267][ T7682] ? memset+0x20/0x40 [ 91.744229][ T7682] ? __nla_validate_parse+0xb2/0x1fd0 [ 91.749589][ T7682] ? lock_chain_count+0x20/0x20 [ 91.754414][ T7682] ? nla_get_range_signed+0x540/0x540 [ 91.759856][ T7682] ? __lock_acquire+0xbe2/0x52b0 [ 91.764790][ T7682] __rtnl_newlink+0xaf5/0x13e0 [ 91.769633][ T7682] ? lock_is_held_type+0xfa/0x130 [ 91.775261][ T7682] ? rtnl_setlink+0x330/0x330 [ 91.779911][ T7682] ? check_preemption_disabled+0x36/0xf0 [ 91.785879][ T7682] ? lock_release+0x424/0x7e0 [ 91.790884][ T7682] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 91.797309][ T7682] ? is_bpf_text_address+0x65/0xe0 [ 91.802486][ T7682] ? kernel_text_address+0xbd/0xf0 [ 91.808283][ T7682] ? __kernel_text_address+0x9/0x30 [ 91.813535][ T7682] ? unwind_get_return_address+0x51/0x90 [ 91.819141][ T7682] ? create_prof_cpu_mask+0x20/0x20 [ 91.824581][ T7682] ? arch_stack_walk+0x93/0xe0 [ 91.829505][ T7682] ? stack_trace_save+0x8c/0xc0 [ 91.834348][ T7682] ? stack_trace_consume_entry+0x160/0x160 [ 91.840312][ T7682] ? mark_held_locks+0x9f/0xe0 [ 91.845109][ T7682] ? kmem_cache_alloc_trace+0x40/0x440 [ 91.850910][ T7682] ? lock_is_held_type+0xfa/0x130 [ 91.856083][ T7682] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 91.861703][ T7682] ? trace_kmalloc+0x32/0xf0 [ 91.866269][ T7682] ? kmem_cache_alloc_trace+0x20b/0x440 [ 91.871946][ T7682] rtnl_newlink+0x5a/0x90 [ 91.876280][ T7682] rtnetlink_rcv_msg+0x31d/0x8d0 [ 91.881195][ T7682] ? rtnl_newlink+0x90/0x90 [ 91.885794][ T7682] ? check_preemption_disabled+0x36/0xf0 [ 91.891494][ T7682] ? lock_acquire+0x222/0x5d0 [ 91.896153][ T7682] netlink_rcv_skb+0x118/0x370 [ 91.901095][ T7682] ? rtnl_newlink+0x90/0x90 [ 91.905660][ T7682] ? netlink_ack+0x930/0x930 [ 91.910220][ T7682] ? netlink_deliver_tap+0x131/0xab0 [ 91.915691][ T7682] ? netlink_deliver_tap+0x136/0xab0 [ 91.920953][ T7682] netlink_unicast+0x42e/0x700 [ 91.925848][ T7682] ? netlink_attachskb+0x750/0x750 [ 91.930965][ T7682] ? __build_skb_around+0x1f3/0x2b0 [ 91.936142][ T7682] netlink_sendmsg+0x706/0xbf0 [ 91.940992][ T7682] ? netlink_unicast+0x700/0x700 [ 91.945910][ T7682] ? netlink_unicast+0x700/0x700 [ 91.951002][ T7682] sock_sendmsg+0xab/0xe0 [ 91.955576][ T7682] ____sys_sendmsg+0x5bf/0x7a0 [ 91.960334][ T7682] ? kernel_sendmsg+0x30/0x30 [ 91.964993][ T7682] ? do_recvmmsg+0x550/0x550 [ 91.969562][ T7682] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 91.975522][ T7682] ___sys_sendmsg+0xd3/0x150 [ 91.980197][ T7682] ? sendmsg_copy_msghdr+0x110/0x110 [ 91.986200][ T7682] ? find_held_lock+0x2d/0x110 [ 91.991213][ T7682] ? check_preemption_disabled+0x36/0xf0 [ 91.997086][ T7682] ? lock_release+0x424/0x7e0 [ 92.001988][ T7682] ? __fget_files+0x17c/0x2e0 [ 92.006737][ T7682] ? lock_downgrade+0x7b0/0x7b0 [ 92.012145][ T7682] ? lock_release+0x424/0x7e0 [ 92.016903][ T7682] ? ksys_write+0x181/0x1d0 [ 92.021549][ T7682] ? check_preemption_disabled+0x36/0xf0 [ 92.027603][ T7682] ? lock_is_held_type+0xfa/0x130 [ 92.033052][ T7682] ? __fget_files+0x194/0x2e0 [ 92.037979][ T7682] ? __fget_light+0xbe/0x220 [ 92.042644][ T7682] __sys_sendmsg+0xb2/0x140 [ 92.047143][ T7682] ? __sys_sendmsg_sock+0x10/0x10 [ 92.052332][ T7682] ? check_preemption_disabled+0x36/0xf0 [ 92.057954][ T7682] ? syscall_enter_from_user_mode+0x1d/0x60 [ 92.064109][ T7682] ? lockdep_hardirqs_on+0x54/0x100 [ 92.069754][ T7682] do_syscall_64+0x35/0xb0 [ 92.074617][ T7682] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 92.080680][ T7682] RIP: 0033:0x464d29 [ 92.084647][ T7682] 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 [ 92.105098][ T7682] RSP: 002b:00007fa5c9d5a188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 92.113583][ T7682] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 92.122223][ T7682] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 92.130368][ T7682] RBP: 00007fa5c9d5a1d0 R08: 0000000000000000 R09: 0000000000000000 [ 92.139371][ T7682] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 92.147766][ T7682] R13: 00007ffe85e6b84f R14: 00007fa5c9d5a300 R15: 0000000000022000 [ 92.256457][ T7706] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 92.299504][ T7749] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 92.365126][ T7716] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 92.394997][ T7713] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 92.449036][ T7714] FAULT_INJECTION: forcing a failure. [ 92.449036][ T7714] name failslab, interval 1, probability 0, space 0, times 0 [ 92.516470][ T7714] CPU: 0 PID: 7714 Comm: syz-executor.1 Not tainted 5.15.0-rc6-syzkaller #0 [ 92.525426][ T7714] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 92.537480][ T7714] Call Trace: [ 92.540760][ T7714] dump_stack_lvl+0xbd/0xe2 [ 92.545269][ T7714] should_fail.cold+0x5/0xa [ 92.549970][ T7714] should_failslab+0x5/0x10 [ 92.554573][ T7714] kmem_cache_alloc_trace+0x57/0x440 [ 92.559867][ T7714] nf_nat_masq_schedule.part.0+0x1c5/0x4f0 [ 92.565804][ T7714] ? iterate_cleanup_work+0x120/0x120 [ 92.571438][ T7714] ? device_cmp+0x120/0x120 [ 92.576136][ T7714] ? lockdep_hardirqs_on+0x54/0x100 [ 92.581598][ T7714] ? queue_work_on+0xbc/0x140 [ 92.586286][ T7714] masq_inet6_event+0x1a7/0x1f0 [ 92.591229][ T7714] ? inet_cmp+0x220/0x220 [ 92.595683][ T7714] notifier_call_chain+0x94/0x170 [ 92.600719][ T7714] atomic_notifier_call_chain+0x54/0xf0 [ 92.606369][ T7714] addrconf_ifdown.isra.0+0x7b2/0x1160 [ 92.612854][ T7714] ? add_v4_addrs+0x680/0x680 [ 92.617643][ T7714] ? check_preemption_disabled+0x36/0xf0 [ 92.623377][ T7714] ? lock_is_held_type+0xfa/0x130 [ 92.628497][ T7714] addrconf_notify+0x37d/0x1510 [ 92.633367][ T7714] ? __local_bh_enable_ip+0x11f/0x220 [ 92.638920][ T7714] ? clusterip_netdev_event+0x34e/0x550 [ 92.644598][ T7714] notifier_call_chain+0x94/0x170 [ 92.649713][ T7714] dev_close_many+0x28c/0x560 [ 92.654750][ T7714] ? __netdev_adjacent_dev_insert+0x980/0x980 [ 92.660841][ T7714] __dev_change_net_namespace+0xb88/0x1120 [ 92.666647][ T7714] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 92.672375][ T7714] ? check_preemption_disabled+0x36/0xf0 [ 92.678204][ T7714] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 92.683431][ T7714] ? security_capable+0x4c/0x90 [ 92.688315][ T7714] ? ns_capable+0x4c/0xc0 [ 92.692660][ T7714] do_setlink+0x20f/0x2d60 [ 92.697260][ T7714] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 92.703332][ T7714] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 92.709582][ T7714] ? rtnetlink_put_metrics+0x480/0x480 [ 92.715133][ T7714] ? mark_lock+0xf0/0x15f0 [ 92.719657][ T7714] ? mark_lock+0xf0/0x15f0 [ 92.724335][ T7714] ? lock_chain_count+0x20/0x20 [ 92.729375][ T7714] ? __lock_acquire+0xbe2/0x52b0 [ 92.734582][ T7714] ? lock_chain_count+0x20/0x20 [ 92.739430][ T7714] ? mark_lock+0xf0/0x15f0 [ 92.744277][ T7714] ? mark_lock+0xf0/0x15f0 [ 92.748799][ T7714] ? memset+0x20/0x40 [ 92.753055][ T7714] ? __nla_validate_parse+0xb2/0x1fd0 [ 92.758611][ T7714] ? lock_chain_count+0x20/0x20 [ 92.763644][ T7714] ? nla_get_range_signed+0x540/0x540 [ 92.769101][ T7714] ? __lock_acquire+0xbe2/0x52b0 [ 92.774057][ T7714] __rtnl_newlink+0xaf5/0x13e0 [ 92.778921][ T7714] ? lock_is_held_type+0xfa/0x130 [ 92.783953][ T7714] ? rtnl_setlink+0x330/0x330 [ 92.788630][ T7714] ? check_preemption_disabled+0x36/0xf0 [ 92.795049][ T7714] ? lock_release+0x424/0x7e0 [ 92.800167][ T7714] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 92.806336][ T7714] ? is_bpf_text_address+0x65/0xe0 [ 92.811460][ T7714] ? kernel_text_address+0xbd/0xf0 [ 92.816778][ T7714] ? __kernel_text_address+0x9/0x30 [ 92.821972][ T7714] ? unwind_get_return_address+0x51/0x90 [ 92.827775][ T7714] ? create_prof_cpu_mask+0x20/0x20 [ 92.833506][ T7714] ? arch_stack_walk+0x93/0xe0 [ 92.838280][ T7714] ? stack_trace_save+0x8c/0xc0 [ 92.843219][ T7714] ? stack_trace_consume_entry+0x160/0x160 [ 92.849197][ T7714] ? mark_held_locks+0x9f/0xe0 [ 92.854741][ T7714] ? kmem_cache_alloc_trace+0x40/0x440 [ 92.860650][ T7714] ? lock_is_held_type+0xfa/0x130 [ 92.865845][ T7714] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 92.871568][ T7714] ? trace_kmalloc+0x32/0xf0 [ 92.876242][ T7714] ? kmem_cache_alloc_trace+0x20b/0x440 [ 92.882220][ T7714] rtnl_newlink+0x5a/0x90 [ 92.886642][ T7714] rtnetlink_rcv_msg+0x31d/0x8d0 [ 92.891572][ T7714] ? rtnl_newlink+0x90/0x90 [ 92.896308][ T7714] ? check_preemption_disabled+0x36/0xf0 [ 92.901927][ T7714] ? netdev_core_pick_tx+0x290/0x290 [ 92.907379][ T7714] ? lock_acquire+0x180/0x5d0 [ 92.912188][ T7714] netlink_rcv_skb+0x118/0x370 [ 92.917314][ T7714] ? rtnl_newlink+0x90/0x90 [ 92.922088][ T7714] ? netlink_ack+0x930/0x930 [ 92.926712][ T7714] ? netlink_deliver_tap+0x131/0xab0 [ 92.932546][ T7714] ? netlink_deliver_tap+0x136/0xab0 [ 92.938265][ T7714] netlink_unicast+0x42e/0x700 [ 92.943021][ T7714] ? netlink_attachskb+0x750/0x750 [ 92.948210][ T7714] ? __build_skb_around+0x1f3/0x2b0 [ 92.953417][ T7714] netlink_sendmsg+0x706/0xbf0 [ 92.958394][ T7714] ? netlink_unicast+0x700/0x700 [ 92.963343][ T7714] ? netlink_unicast+0x700/0x700 [ 92.968440][ T7714] sock_sendmsg+0xab/0xe0 [ 92.972765][ T7714] ____sys_sendmsg+0x5bf/0x7a0 [ 92.977512][ T7714] ? kernel_sendmsg+0x30/0x30 [ 92.982169][ T7714] ? do_recvmmsg+0x550/0x550 [ 92.987004][ T7714] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 92.993150][ T7714] ___sys_sendmsg+0xd3/0x150 [ 92.997813][ T7714] ? sendmsg_copy_msghdr+0x110/0x110 [ 93.003173][ T7714] ? find_held_lock+0x2d/0x110 [ 93.007930][ T7714] ? check_preemption_disabled+0x36/0xf0 [ 93.013739][ T7714] ? lock_release+0x424/0x7e0 [ 93.018695][ T7714] ? __fget_files+0x17c/0x2e0 [ 93.023705][ T7714] ? lock_downgrade+0x7b0/0x7b0 [ 93.028570][ T7714] ? lock_release+0x424/0x7e0 [ 93.033322][ T7714] ? ksys_write+0x181/0x1d0 [ 93.037818][ T7714] ? check_preemption_disabled+0x36/0xf0 [ 93.043529][ T7714] ? lock_is_held_type+0xfa/0x130 [ 93.048760][ T7714] ? __fget_files+0x194/0x2e0 [ 93.053622][ T7714] ? __fget_light+0xbe/0x220 [ 93.058208][ T7714] __sys_sendmsg+0xb2/0x140 [ 93.062827][ T7714] ? __sys_sendmsg_sock+0x10/0x10 [ 93.067846][ T7714] ? check_preemption_disabled+0x36/0xf0 [ 93.073473][ T7714] ? syscall_enter_from_user_mode+0x1d/0x60 [ 93.079440][ T7714] ? lockdep_hardirqs_on+0x54/0x100 [ 93.084628][ T7714] do_syscall_64+0x35/0xb0 [ 93.089027][ T7714] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 93.094901][ T7714] RIP: 0033:0x464d29 [ 93.098798][ T7714] 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 [ 93.118567][ T7714] RSP: 002b:00007fee05ea8188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 93.126957][ T7714] RAX: ffffffffffffffda RBX: 000000000055cf00 RCX: 0000000000464d29 [ 93.134906][ T7714] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 93.143148][ T7714] RBP: 00007fee05ea81d0 R08: 0000000000000000 R09: 0000000000000000 [ 93.151193][ T7714] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 93.159292][ T7714] R13: 00007ffe038b269f R14: 00007fee05ea8300 R15: 0000000000022000 [ 93.193503][ T7714] netdevsim netdevsim1 netdevsim0: unset [1, 0] type 2 family 0 port 6081 - 0 [ 93.298998][ T7715] FAULT_INJECTION: forcing a failure. [ 93.298998][ T7715] name failslab, interval 1, probability 0, space 0, times 0 [ 93.311992][ T7715] CPU: 1 PID: 7715 Comm: syz-executor.0 Not tainted 5.15.0-rc6-syzkaller #0 [ 93.320660][ T7715] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 93.330802][ T7715] Call Trace: [ 93.334295][ T7715] dump_stack_lvl+0xbd/0xe2 [ 93.338891][ T7715] should_fail.cold+0x5/0xa [ 93.343400][ T7715] should_failslab+0x5/0x10 [ 93.347903][ T7715] kmem_cache_alloc_node+0x60/0x540 [ 93.353213][ T7715] __alloc_skb+0x153/0x280 [ 93.357854][ T7715] __neigh_notify+0x7f/0x110 [ 93.362530][ T7715] neigh_cleanup_and_release+0x5a/0x220 [ 93.368193][ T7715] neigh_flush_dev+0x4a7/0x7e0 [ 93.372939][ T7715] ? lock_release+0x424/0x7e0 [ 93.377971][ T7715] __neigh_ifdown.isra.0+0x44/0x3a0 [ 93.383152][ T7715] ? __local_bh_enable_ip+0x11f/0x220 [ 93.388516][ T7715] ? rt6_disable_ip+0x497/0x6c0 [ 93.393639][ T7715] neigh_ifdown+0x7/0x10 [ 93.397864][ T7715] rt6_disable_ip+0x572/0x6c0 [ 93.402524][ T7715] ? mark_lock+0xf0/0x15f0 [ 93.407017][ T7715] ? lock_release+0x424/0x7e0 [ 93.411747][ T7715] ? rt6_sync_down_dev+0x110/0x110 [ 93.416930][ T7715] ? lock_chain_count+0x20/0x20 [ 93.422037][ T7715] addrconf_ifdown.isra.0+0xd0/0x1160 [ 93.427420][ T7715] ? find_held_lock+0x2d/0x110 [ 93.432187][ T7715] ? add_v4_addrs+0x680/0x680 [ 93.436857][ T7715] ? check_preemption_disabled+0x36/0xf0 [ 93.442481][ T7715] ? lock_is_held_type+0xfa/0x130 [ 93.447497][ T7715] addrconf_notify+0x37d/0x1510 [ 93.452401][ T7715] ? __local_bh_enable_ip+0x11f/0x220 [ 93.457772][ T7715] ? clusterip_netdev_event+0x34e/0x550 [ 93.463820][ T7715] notifier_call_chain+0x94/0x170 [ 93.468921][ T7715] dev_close_many+0x28c/0x560 [ 93.473845][ T7715] ? __netdev_adjacent_dev_insert+0x980/0x980 [ 93.480258][ T7715] __dev_change_net_namespace+0xb88/0x1120 [ 93.486246][ T7715] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 93.491879][ T7715] ? check_preemption_disabled+0x36/0xf0 [ 93.497560][ T7715] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 93.502846][ T7715] ? security_capable+0x4c/0x90 [ 93.508126][ T7715] ? ns_capable+0x4c/0xc0 [ 93.512635][ T7715] do_setlink+0x20f/0x2d60 [ 93.517415][ T7715] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 93.523642][ T7715] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 93.529641][ T7715] ? rtnetlink_put_metrics+0x480/0x480 [ 93.535215][ T7715] ? mark_lock+0xf0/0x15f0 [ 93.539721][ T7715] ? mark_lock+0xf0/0x15f0 [ 93.544122][ T7715] ? lock_chain_count+0x20/0x20 [ 93.548962][ T7715] ? __lock_acquire+0xbe2/0x52b0 [ 93.553999][ T7715] ? lock_chain_count+0x20/0x20 [ 93.559004][ T7715] ? mark_lock+0xf0/0x15f0 [ 93.563494][ T7715] ? mark_lock+0xf0/0x15f0 [ 93.567908][ T7715] ? memset+0x20/0x40 [ 93.571888][ T7715] ? __nla_validate_parse+0xb2/0x1fd0 [ 93.577346][ T7715] ? lock_chain_count+0x20/0x20 [ 93.582291][ T7715] ? nla_get_range_signed+0x540/0x540 [ 93.587667][ T7715] ? __lock_acquire+0xbe2/0x52b0 [ 93.592699][ T7715] __rtnl_newlink+0xaf5/0x13e0 [ 93.597454][ T7715] ? lock_is_held_type+0xfa/0x130 [ 93.602729][ T7715] ? rtnl_setlink+0x330/0x330 [ 93.607393][ T7715] ? check_preemption_disabled+0x36/0xf0 [ 93.613097][ T7715] ? lock_release+0x424/0x7e0 [ 93.617773][ T7715] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 93.624005][ T7715] ? is_bpf_text_address+0x65/0xe0 [ 93.629249][ T7715] ? kernel_text_address+0xbd/0xf0 [ 93.634353][ T7715] ? __kernel_text_address+0x9/0x30 [ 93.639533][ T7715] ? unwind_get_return_address+0x51/0x90 [ 93.645181][ T7715] ? create_prof_cpu_mask+0x20/0x20 [ 93.650454][ T7715] ? arch_stack_walk+0x93/0xe0 [ 93.655239][ T7715] ? stack_trace_save+0x8c/0xc0 [ 93.660165][ T7715] ? stack_trace_consume_entry+0x160/0x160 [ 93.665976][ T7715] ? lockdep_hardirqs_on+0x54/0x100 [ 93.671253][ T7715] ? qlist_free_all+0xfc/0x140 [ 93.676145][ T7715] ? lock_is_held_type+0xfa/0x130 [ 93.681347][ T7715] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 93.686964][ T7715] ? trace_kmalloc+0x32/0xf0 [ 93.691662][ T7715] ? kmem_cache_alloc_trace+0x20b/0x440 [ 93.697286][ T7715] rtnl_newlink+0x5a/0x90 [ 93.701780][ T7715] rtnetlink_rcv_msg+0x31d/0x8d0 [ 93.706711][ T7715] ? rtnl_newlink+0x90/0x90 [ 93.711201][ T7715] ? check_preemption_disabled+0x36/0xf0 [ 93.716954][ T7715] ? netdev_core_pick_tx+0x290/0x290 [ 93.722255][ T7715] ? lock_acquire+0x180/0x5d0 [ 93.727012][ T7715] netlink_rcv_skb+0x118/0x370 [ 93.731760][ T7715] ? rtnl_newlink+0x90/0x90 [ 93.736459][ T7715] ? netlink_ack+0x930/0x930 [ 93.741555][ T7715] ? netlink_deliver_tap+0x131/0xab0 [ 93.746913][ T7715] ? netlink_deliver_tap+0x136/0xab0 [ 93.752466][ T7715] netlink_unicast+0x42e/0x700 [ 93.757230][ T7715] ? netlink_attachskb+0x750/0x750 [ 93.769882][ T7715] ? __build_skb_around+0x1f3/0x2b0 [ 93.775448][ T7715] netlink_sendmsg+0x706/0xbf0 [ 93.780213][ T7715] ? netlink_unicast+0x700/0x700 [ 93.785155][ T7715] ? netlink_unicast+0x700/0x700 [ 93.790366][ T7715] sock_sendmsg+0xab/0xe0 [ 93.794680][ T7715] ____sys_sendmsg+0x5bf/0x7a0 [ 93.799430][ T7715] ? kernel_sendmsg+0x30/0x30 [ 93.804180][ T7715] ? do_recvmmsg+0x550/0x550 [ 93.808885][ T7715] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 93.815036][ T7715] ___sys_sendmsg+0xd3/0x150 [ 93.819840][ T7715] ? sendmsg_copy_msghdr+0x110/0x110 [ 93.825195][ T7715] ? find_held_lock+0x2d/0x110 [ 93.829938][ T7715] ? check_preemption_disabled+0x36/0xf0 [ 93.836187][ T7715] ? lock_release+0x424/0x7e0 [ 93.840932][ T7715] ? __fget_files+0x17c/0x2e0 [ 93.845681][ T7715] ? lock_downgrade+0x7b0/0x7b0 [ 93.850781][ T7715] ? lock_release+0x424/0x7e0 [ 93.855561][ T7715] ? ksys_write+0x181/0x1d0 [ 93.860160][ T7715] ? check_preemption_disabled+0x36/0xf0 [ 93.865866][ T7715] ? lock_is_held_type+0xfa/0x130 [ 93.870993][ T7715] ? __fget_files+0x194/0x2e0 [ 93.875664][ T7715] ? __fget_light+0xbe/0x220 [ 93.880244][ T7715] __sys_sendmsg+0xb2/0x140 [ 93.884735][ T7715] ? __sys_sendmsg_sock+0x10/0x10 [ 93.889887][ T7715] ? check_preemption_disabled+0x36/0xf0 [ 93.895604][ T7715] ? syscall_enter_from_user_mode+0x1d/0x60 [ 93.901577][ T7715] ? lockdep_hardirqs_on+0x54/0x100 [ 93.906771][ T7715] do_syscall_64+0x35/0xb0 [ 93.913862][ T7715] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 93.919748][ T7715] RIP: 0033:0x464d29 [ 93.923638][ T7715] 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 [ 93.945782][ T7715] RSP: 002b:00007fb074ebe188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 93.954981][ T7715] RAX: ffffffffffffffda RBX: 000000000055cfa0 RCX: 0000000000464d29 [ 93.963140][ T7715] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000004 [ 93.971451][ T7715] RBP: 00007fb074ebe1d0 R08: 0000000000000000 R09: 0000000000000000 [ 93.979709][ T7715] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 93.987945][ T7715] R13: 00007ffea1700bdf R14: 00007fb074ebe300 R15: 0000000000022000 [ 94.069846][ T7715] device veth0_macvtap left promiscuous mode [ 94.102802][ T7733] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 94.126066][ T7734] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 94.141684][ T7735] FAULT_INJECTION: forcing a failure. [ 94.141684][ T7735] name failslab, interval 1, probability 0, space 0, times 0 [ 94.189331][ T7735] CPU: 0 PID: 7735 Comm: syz-executor.4 Not tainted 5.15.0-rc6-syzkaller #0 [ 94.198025][ T7735] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 94.208076][ T7735] Call Trace: [ 94.211364][ T7735] dump_stack_lvl+0xbd/0xe2 [ 94.215972][ T7735] should_fail.cold+0x5/0xa [ 94.220594][ T7735] should_failslab+0x5/0x10 [ 94.225094][ T7735] kmem_cache_alloc_node+0x60/0x540 [ 94.230298][ T7735] __alloc_skb+0x153/0x280 [ 94.234720][ T7735] mpls_netconf_notify_devconf+0x35/0xc0 [ 94.240477][ T7735] mpls_dev_notify+0x344/0x6d0 [ 94.245244][ T7735] notifier_call_chain+0x94/0x170 [ 94.250272][ T7735] __dev_change_net_namespace+0x373/0x1120 [ 94.256164][ T7735] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 94.261813][ T7735] ? check_preemption_disabled+0x36/0xf0 [ 94.267538][ T7735] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 94.272743][ T7735] ? security_capable+0x4c/0x90 [ 94.277607][ T7735] ? ns_capable+0x4c/0xc0 [ 94.281952][ T7735] do_setlink+0x20f/0x2d60 [ 94.286374][ T7735] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 94.292446][ T7735] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 94.298453][ T7735] ? rtnetlink_put_metrics+0x480/0x480 [ 94.304002][ T7735] ? mark_lock+0xf0/0x15f0 [ 94.308442][ T7735] ? mark_lock+0xf0/0x15f0 [ 94.312877][ T7735] ? lock_chain_count+0x20/0x20 [ 94.317816][ T7735] ? __lock_acquire+0xbe2/0x52b0 [ 94.322926][ T7735] ? lock_chain_count+0x20/0x20 [ 94.327772][ T7735] ? mark_lock+0xf0/0x15f0 [ 94.332186][ T7735] ? mark_lock+0xf0/0x15f0 [ 94.336713][ T7735] ? memset+0x20/0x40 [ 94.340891][ T7735] ? __nla_validate_parse+0xb2/0x1fd0 [ 94.346301][ T7735] ? lock_chain_count+0x20/0x20 [ 94.351153][ T7735] ? nla_get_range_signed+0x540/0x540 [ 94.356521][ T7735] ? __lock_acquire+0xbe2/0x52b0 [ 94.361563][ T7735] __rtnl_newlink+0xaf5/0x13e0 [ 94.366339][ T7735] ? lock_is_held_type+0xfa/0x130 [ 94.371359][ T7735] ? rtnl_setlink+0x330/0x330 [ 94.376028][ T7735] ? check_preemption_disabled+0x36/0xf0 [ 94.381835][ T7735] ? lock_release+0x424/0x7e0 [ 94.386777][ T7735] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 94.392943][ T7735] ? is_bpf_text_address+0x65/0xe0 [ 94.398055][ T7735] ? kernel_text_address+0xbd/0xf0 [ 94.403274][ T7735] ? __kernel_text_address+0x9/0x30 [ 94.408476][ T7735] ? unwind_get_return_address+0x51/0x90 [ 94.414367][ T7735] ? create_prof_cpu_mask+0x20/0x20 [ 94.419609][ T7735] ? arch_stack_walk+0x93/0xe0 [ 94.424561][ T7735] ? stack_trace_save+0x8c/0xc0 [ 94.429499][ T7735] ? stack_trace_consume_entry+0x160/0x160 [ 94.435304][ T7735] ? mark_held_locks+0x9f/0xe0 [ 94.440126][ T7735] ? kmem_cache_alloc_trace+0x40/0x440 [ 94.445648][ T7735] ? lock_is_held_type+0xfa/0x130 [ 94.450678][ T7735] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 94.456221][ T7735] ? trace_kmalloc+0x32/0xf0 [ 94.460806][ T7735] ? kmem_cache_alloc_trace+0x20b/0x440 [ 94.466434][ T7735] rtnl_newlink+0x5a/0x90 [ 94.470870][ T7735] rtnetlink_rcv_msg+0x31d/0x8d0 [ 94.475893][ T7735] ? rtnl_newlink+0x90/0x90 [ 94.480569][ T7735] ? check_preemption_disabled+0x36/0xf0 [ 94.486282][ T7735] ? netdev_core_pick_tx+0x290/0x290 [ 94.491631][ T7735] ? lock_acquire+0x180/0x5d0 [ 94.496305][ T7735] netlink_rcv_skb+0x118/0x370 [ 94.501159][ T7735] ? rtnl_newlink+0x90/0x90 [ 94.505643][ T7735] ? netlink_ack+0x930/0x930 [ 94.510221][ T7735] ? netlink_deliver_tap+0x131/0xab0 [ 94.515488][ T7735] ? netlink_deliver_tap+0x136/0xab0 [ 94.521272][ T7735] netlink_unicast+0x42e/0x700 [ 94.526027][ T7735] ? netlink_attachskb+0x750/0x750 [ 94.531356][ T7735] ? __build_skb_around+0x1f3/0x2b0 [ 94.536651][ T7735] netlink_sendmsg+0x706/0xbf0 [ 94.541624][ T7735] ? netlink_unicast+0x700/0x700 [ 94.546690][ T7735] ? netlink_unicast+0x700/0x700 [ 94.551709][ T7735] sock_sendmsg+0xab/0xe0 [ 94.556173][ T7735] ____sys_sendmsg+0x5bf/0x7a0 [ 94.561098][ T7735] ? kernel_sendmsg+0x30/0x30 [ 94.565803][ T7735] ? do_recvmmsg+0x550/0x550 [ 94.570761][ T7735] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 94.577031][ T7735] ___sys_sendmsg+0xd3/0x150 [ 94.581716][ T7735] ? sendmsg_copy_msghdr+0x110/0x110 [ 94.587000][ T7735] ? find_held_lock+0x2d/0x110 [ 94.591934][ T7735] ? check_preemption_disabled+0x36/0xf0 [ 94.598309][ T7735] ? lock_release+0x424/0x7e0 [ 94.603245][ T7735] ? __fget_files+0x17c/0x2e0 [ 94.608905][ T7735] ? lock_downgrade+0x7b0/0x7b0 [ 94.614647][ T7735] ? lock_release+0x424/0x7e0 [ 94.619765][ T7735] ? ksys_write+0x181/0x1d0 [ 94.624569][ T7735] ? check_preemption_disabled+0x36/0xf0 [ 94.630816][ T7735] ? lock_is_held_type+0xfa/0x130 [ 94.635944][ T7735] ? __fget_files+0x194/0x2e0 [ 94.640728][ T7735] ? __fget_light+0xbe/0x220 [ 94.645316][ T7735] __sys_sendmsg+0xb2/0x140 [ 94.649898][ T7735] ? __sys_sendmsg_sock+0x10/0x10 [ 94.655079][ T7735] ? check_preemption_disabled+0x36/0xf0 [ 94.660820][ T7735] ? syscall_enter_from_user_mode+0x1d/0x60 [ 94.667095][ T7735] ? lockdep_hardirqs_on+0x54/0x100 [ 94.672597][ T7735] do_syscall_64+0x35/0xb0 [ 94.677190][ T7735] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 94.683267][ T7735] RIP: 0033:0x464d29 [ 94.687323][ T7735] 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 [ 94.707659][ T7735] RSP: 002b:00007fb278aff188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 94.716156][ T7735] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 94.724209][ T7735] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 94.732200][ T7735] RBP: 00007fb278aff1d0 R08: 0000000000000000 R09: 0000000000000000 [ 94.740356][ T7735] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 94.748394][ T7735] R13: 00007ffd1bc2844f R14: 00007fb278aff300 R15: 0000000000022000 [ 94.850923][ T7756] FAULT_INJECTION: forcing a failure. [ 94.850923][ T7756] name failslab, interval 1, probability 0, space 0, times 0 [ 94.910956][ T7756] CPU: 0 PID: 7756 Comm: syz-executor.3 Not tainted 5.15.0-rc6-syzkaller #0 [ 94.919651][ T7756] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 94.929789][ T7756] Call Trace: [ 94.933104][ T7756] dump_stack_lvl+0xbd/0xe2 [ 94.937873][ T7756] should_fail.cold+0x5/0xa [ 94.942373][ T7756] ? mark_held_locks+0x9f/0xe0 [ 94.947159][ T7756] should_failslab+0x5/0x10 [ 94.952592][ T7756] kmem_cache_alloc_node_trace+0x66/0x570 [ 94.958325][ T7756] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 94.964288][ T7756] __kmalloc_node_track_caller+0x38/0x60 [ 94.970045][ T7756] __alloc_skb+0x8b/0x280 [ 94.974696][ T7756] inet6_ifa_notify+0x112/0x1e0 [ 94.980072][ T7756] ? inet6_fill_ifaddr+0xbd0/0xbd0 [ 94.985305][ T7756] ? lock_release+0x424/0x7e0 [ 94.990080][ T7756] __ipv6_ifa_notify+0x13f/0x910 [ 94.995131][ T7756] ? modify_prefix_route+0x4f0/0x4f0 [ 95.001116][ T7756] ? check_preemption_disabled+0x36/0xf0 [ 95.006761][ T7756] ? __local_bh_enable_ip+0x11f/0x220 [ 95.012167][ T7756] ? addrconf_ifdown.isra.0+0x78e/0x1160 [ 95.017892][ T7756] addrconf_ifdown.isra.0+0x7a5/0x1160 [ 95.023454][ T7756] ? add_v4_addrs+0x680/0x680 [ 95.028215][ T7756] ? check_preemption_disabled+0x36/0xf0 [ 95.033848][ T7756] ? lock_is_held_type+0xfa/0x130 [ 95.039139][ T7756] addrconf_notify+0x37d/0x1510 [ 95.044076][ T7756] ? __local_bh_enable_ip+0x11f/0x220 [ 95.049741][ T7756] ? clusterip_netdev_event+0x34e/0x550 [ 95.055772][ T7756] notifier_call_chain+0x94/0x170 [ 95.060805][ T7756] __dev_change_net_namespace+0x373/0x1120 [ 95.066705][ T7756] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 95.072338][ T7756] ? check_preemption_disabled+0x36/0xf0 [ 95.078153][ T7756] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 95.083360][ T7756] ? security_capable+0x4c/0x90 [ 95.088332][ T7756] ? ns_capable+0x4c/0xc0 [ 95.092667][ T7756] do_setlink+0x20f/0x2d60 [ 95.097090][ T7756] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 95.103071][ T7756] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 95.109227][ T7756] ? rtnetlink_put_metrics+0x480/0x480 [ 95.114696][ T7756] ? mark_lock+0xf0/0x15f0 [ 95.119290][ T7756] ? __lock_acquire+0xbe2/0x52b0 [ 95.125108][ T7756] ? lock_chain_count+0x20/0x20 [ 95.130128][ T7756] ? mark_lock+0xf0/0x15f0 [ 95.134568][ T7756] ? memset+0x20/0x40 [ 95.138647][ T7756] ? __nla_validate_parse+0xb2/0x1fd0 [ 95.144427][ T7756] ? lock_chain_count+0x20/0x20 [ 95.149282][ T7756] ? nla_get_range_signed+0x540/0x540 [ 95.154659][ T7756] ? __lock_acquire+0xbe2/0x52b0 [ 95.159723][ T7756] __rtnl_newlink+0xaf5/0x13e0 [ 95.164590][ T7756] ? lock_is_held_type+0xfa/0x130 [ 95.170553][ T7756] ? rtnl_setlink+0x330/0x330 [ 95.175412][ T7756] ? check_preemption_disabled+0x36/0xf0 [ 95.181046][ T7756] ? lock_release+0x424/0x7e0 [ 95.186007][ T7756] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 95.192265][ T7756] ? is_bpf_text_address+0x65/0xe0 [ 95.197743][ T7756] ? kernel_text_address+0xbd/0xf0 [ 95.203380][ T7756] ? __kernel_text_address+0x9/0x30 [ 95.208751][ T7756] ? unwind_get_return_address+0x51/0x90 [ 95.214672][ T7756] ? create_prof_cpu_mask+0x20/0x20 [ 95.220056][ T7756] ? arch_stack_walk+0x93/0xe0 [ 95.225185][ T7756] ? stack_trace_save+0x8c/0xc0 [ 95.230038][ T7756] ? stack_trace_consume_entry+0x160/0x160 [ 95.235838][ T7756] ? mark_held_locks+0x9f/0xe0 [ 95.240610][ T7756] ? kmem_cache_alloc_trace+0x40/0x440 [ 95.246438][ T7756] ? lock_is_held_type+0xfa/0x130 [ 95.251849][ T7756] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 95.257989][ T7756] ? trace_kmalloc+0x32/0xf0 [ 95.262809][ T7756] ? kmem_cache_alloc_trace+0x20b/0x440 [ 95.268690][ T7756] rtnl_newlink+0x5a/0x90 [ 95.273279][ T7756] rtnetlink_rcv_msg+0x31d/0x8d0 [ 95.278391][ T7756] ? rtnl_newlink+0x90/0x90 [ 95.282877][ T7756] ? check_preemption_disabled+0x36/0xf0 [ 95.288531][ T7756] ? lock_acquire+0x222/0x5d0 [ 95.293205][ T7756] netlink_rcv_skb+0x118/0x370 [ 95.298047][ T7756] ? rtnl_newlink+0x90/0x90 [ 95.302612][ T7756] ? netlink_ack+0x930/0x930 [ 95.307465][ T7756] ? netlink_deliver_tap+0x131/0xab0 [ 95.312852][ T7756] ? netlink_deliver_tap+0x136/0xab0 [ 95.318212][ T7756] netlink_unicast+0x42e/0x700 [ 95.322961][ T7756] ? netlink_attachskb+0x750/0x750 [ 95.328048][ T7756] ? __build_skb_around+0x1f3/0x2b0 [ 95.333242][ T7756] netlink_sendmsg+0x706/0xbf0 [ 95.338082][ T7756] ? netlink_unicast+0x700/0x700 [ 95.343109][ T7756] ? netlink_unicast+0x700/0x700 [ 95.348049][ T7756] sock_sendmsg+0xab/0xe0 [ 95.352361][ T7756] ____sys_sendmsg+0x5bf/0x7a0 [ 95.357110][ T7756] ? kernel_sendmsg+0x30/0x30 [ 95.361788][ T7756] ? do_recvmmsg+0x550/0x550 [ 95.366359][ T7756] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 95.372330][ T7756] ___sys_sendmsg+0xd3/0x150 [ 95.376911][ T7756] ? sendmsg_copy_msghdr+0x110/0x110 [ 95.382422][ T7756] ? find_held_lock+0x2d/0x110 [ 95.387169][ T7756] ? check_preemption_disabled+0x36/0xf0 [ 95.393061][ T7756] ? lock_release+0x424/0x7e0 [ 95.397721][ T7756] ? __fget_files+0x17c/0x2e0 [ 95.402470][ T7756] ? lock_downgrade+0x7b0/0x7b0 [ 95.407607][ T7756] ? lock_release+0x424/0x7e0 [ 95.412266][ T7756] ? ksys_write+0x181/0x1d0 [ 95.416758][ T7756] ? check_preemption_disabled+0x36/0xf0 [ 95.422505][ T7756] ? lock_is_held_type+0xfa/0x130 [ 95.427613][ T7756] ? __fget_files+0x194/0x2e0 [ 95.432273][ T7756] ? __fget_light+0xbe/0x220 [ 95.436841][ T7756] __sys_sendmsg+0xb2/0x140 [ 95.441341][ T7756] ? __sys_sendmsg_sock+0x10/0x10 [ 95.446472][ T7756] ? check_preemption_disabled+0x36/0xf0 [ 95.452340][ T7756] ? syscall_enter_from_user_mode+0x1d/0x60 [ 95.458305][ T7756] ? lockdep_hardirqs_on+0x54/0x100 [ 95.464086][ T7756] do_syscall_64+0x35/0xb0 [ 95.468485][ T7756] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 95.474367][ T7756] RIP: 0033:0x464d29 [ 95.478243][ T7756] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 95.498112][ T7756] RSP: 002b:00007fa5c9d7b188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 95.506595][ T7756] RAX: ffffffffffffffda RBX: 000000000055cfa0 RCX: 0000000000464d29 [ 95.514977][ T7756] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 95.523016][ T7756] RBP: 00007fa5c9d7b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 95.531181][ T7756] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 95.539386][ T7756] R13: 00007ffe85e6b84f R14: 00007fa5c9d7b300 R15: 0000000000022000 [ 95.628991][ T7769] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. 2021/10/21 22:59:31 executed programs: 103 [ 95.685035][ T7789] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 95.715440][ T7790] FAULT_INJECTION: forcing a failure. [ 95.715440][ T7790] name failslab, interval 1, probability 0, space 0, times 0 [ 95.762891][ T7790] CPU: 0 PID: 7790 Comm: syz-executor.1 Not tainted 5.15.0-rc6-syzkaller #0 [ 95.771840][ T7790] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 95.781922][ T7790] Call Trace: [ 95.785215][ T7790] dump_stack_lvl+0xbd/0xe2 [ 95.790115][ T7790] should_fail.cold+0x5/0xa [ 95.794640][ T7790] should_failslab+0x5/0x10 [ 95.799420][ T7790] kmem_cache_alloc_trace+0x57/0x440 [ 95.804804][ T7790] nf_nat_masq_schedule.part.0+0x1c5/0x4f0 [ 95.811022][ T7790] ? iterate_cleanup_work+0x120/0x120 [ 95.816772][ T7790] ? device_cmp+0x120/0x120 [ 95.821280][ T7790] ? lockdep_hardirqs_on+0x54/0x100 [ 95.826761][ T7790] ? queue_work_on+0xbc/0x140 [ 95.831498][ T7790] masq_inet6_event+0x1a7/0x1f0 [ 95.836436][ T7790] ? inet_cmp+0x220/0x220 [ 95.840867][ T7790] notifier_call_chain+0x94/0x170 [ 95.845921][ T7790] atomic_notifier_call_chain+0x54/0xf0 [ 95.851526][ T7790] addrconf_ifdown.isra.0+0x7b2/0x1160 [ 95.857088][ T7790] ? add_v4_addrs+0x680/0x680 [ 95.861882][ T7790] ? check_preemption_disabled+0x36/0xf0 [ 95.867519][ T7790] ? lock_is_held_type+0xfa/0x130 [ 95.872548][ T7790] addrconf_notify+0x37d/0x1510 [ 95.877394][ T7790] ? __local_bh_enable_ip+0x11f/0x220 [ 95.882941][ T7790] ? clusterip_netdev_event+0x34e/0x550 [ 95.888650][ T7790] notifier_call_chain+0x94/0x170 [ 95.893801][ T7790] dev_close_many+0x28c/0x560 [ 95.898691][ T7790] ? __netdev_adjacent_dev_insert+0x980/0x980 [ 95.904774][ T7790] __dev_change_net_namespace+0xb88/0x1120 [ 95.910578][ T7790] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 95.916390][ T7790] ? check_preemption_disabled+0x36/0xf0 [ 95.922242][ T7790] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 95.927445][ T7790] ? security_capable+0x4c/0x90 [ 95.932297][ T7790] ? ns_capable+0x4c/0xc0 [ 95.936629][ T7790] do_setlink+0x20f/0x2d60 [ 95.941052][ T7790] ? rtnetlink_put_metrics+0x480/0x480 [ 95.946601][ T7790] ? mark_lock+0xf0/0x15f0 [ 95.951021][ T7790] ? lock_chain_count+0x20/0x20 [ 95.955953][ T7790] ? mark_lock+0xf0/0x15f0 [ 95.960725][ T7790] ? memset+0x20/0x40 [ 95.964965][ T7790] ? __nla_validate_parse+0xb2/0x1fd0 [ 95.970356][ T7790] ? nla_get_range_signed+0x540/0x540 [ 95.975731][ T7790] ? __lock_acquire+0xbe2/0x52b0 [ 95.980783][ T7790] __rtnl_newlink+0xaf5/0x13e0 [ 95.985945][ T7790] ? lock_is_held_type+0xfa/0x130 [ 95.991238][ T7790] ? rtnl_setlink+0x330/0x330 [ 95.996006][ T7790] ? check_preemption_disabled+0x36/0xf0 [ 96.001735][ T7790] ? lock_release+0x424/0x7e0 [ 96.006416][ T7790] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 96.012580][ T7790] ? is_bpf_text_address+0x65/0xe0 [ 96.017693][ T7790] ? kernel_text_address+0xbd/0xf0 [ 96.022804][ T7790] ? __kernel_text_address+0x9/0x30 [ 96.028010][ T7790] ? unwind_get_return_address+0x51/0x90 [ 96.033810][ T7790] ? create_prof_cpu_mask+0x20/0x20 [ 96.039137][ T7790] ? arch_stack_walk+0x93/0xe0 [ 96.044010][ T7790] ? stack_trace_save+0x8c/0xc0 [ 96.048974][ T7790] ? stack_trace_consume_entry+0x160/0x160 [ 96.054787][ T7790] ? mark_held_locks+0x9f/0xe0 [ 96.059689][ T7790] ? kmem_cache_alloc_trace+0x40/0x440 [ 96.065429][ T7790] ? lock_is_held_type+0xfa/0x130 [ 96.070460][ T7790] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 96.076181][ T7790] ? trace_kmalloc+0x32/0xf0 [ 96.080857][ T7790] ? kmem_cache_alloc_trace+0x20b/0x440 [ 96.086518][ T7790] rtnl_newlink+0x5a/0x90 [ 96.091032][ T7790] rtnetlink_rcv_msg+0x31d/0x8d0 [ 96.096606][ T7790] ? rtnl_newlink+0x90/0x90 [ 96.101206][ T7790] ? check_preemption_disabled+0x36/0xf0 [ 96.107121][ T7790] ? netdev_core_pick_tx+0x290/0x290 [ 96.112411][ T7790] ? lock_acquire+0x180/0x5d0 [ 96.117096][ T7790] netlink_rcv_skb+0x118/0x370 [ 96.121981][ T7790] ? rtnl_newlink+0x90/0x90 [ 96.126784][ T7790] ? netlink_ack+0x930/0x930 [ 96.131807][ T7790] ? netlink_deliver_tap+0x131/0xab0 [ 96.137144][ T7790] ? netlink_deliver_tap+0x136/0xab0 [ 96.142450][ T7790] netlink_unicast+0x42e/0x700 [ 96.147224][ T7790] ? netlink_attachskb+0x750/0x750 [ 96.152337][ T7790] ? __build_skb_around+0x1f3/0x2b0 [ 96.157653][ T7790] netlink_sendmsg+0x706/0xbf0 [ 96.162426][ T7790] ? netlink_unicast+0x700/0x700 [ 96.167575][ T7790] ? netlink_unicast+0x700/0x700 [ 96.173161][ T7790] sock_sendmsg+0xab/0xe0 [ 96.177580][ T7790] ____sys_sendmsg+0x5bf/0x7a0 [ 96.183303][ T7790] ? kernel_sendmsg+0x30/0x30 [ 96.188077][ T7790] ? do_recvmmsg+0x550/0x550 [ 96.192856][ T7790] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 96.199112][ T7790] ___sys_sendmsg+0xd3/0x150 [ 96.204154][ T7790] ? sendmsg_copy_msghdr+0x110/0x110 [ 96.210136][ T7790] ? find_held_lock+0x2d/0x110 [ 96.215041][ T7790] ? check_preemption_disabled+0x36/0xf0 [ 96.220666][ T7790] ? lock_release+0x424/0x7e0 [ 96.225438][ T7790] ? __fget_files+0x17c/0x2e0 [ 96.230366][ T7790] ? lock_downgrade+0x7b0/0x7b0 [ 96.235457][ T7790] ? lock_release+0x424/0x7e0 [ 96.240290][ T7790] ? ksys_write+0x181/0x1d0 [ 96.244798][ T7790] ? check_preemption_disabled+0x36/0xf0 [ 96.250506][ T7790] ? lock_is_held_type+0xfa/0x130 [ 96.255608][ T7790] ? __fget_files+0x194/0x2e0 [ 96.260286][ T7790] ? __fget_light+0xbe/0x220 [ 96.265136][ T7790] __sys_sendmsg+0xb2/0x140 [ 96.269936][ T7790] ? __sys_sendmsg_sock+0x10/0x10 [ 96.275143][ T7790] ? check_preemption_disabled+0x36/0xf0 [ 96.280878][ T7790] ? syscall_enter_from_user_mode+0x1d/0x60 [ 96.287039][ T7790] ? lockdep_hardirqs_on+0x54/0x100 [ 96.292653][ T7790] do_syscall_64+0x35/0xb0 [ 96.297069][ T7790] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 96.302967][ T7790] RIP: 0033:0x464d29 [ 96.307641][ T7790] 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 [ 96.327584][ T7790] RSP: 002b:00007fee05e66188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 96.336179][ T7790] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 96.345391][ T7790] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 96.353527][ T7790] RBP: 00007fee05e661d0 R08: 0000000000000000 R09: 0000000000000000 [ 96.361586][ T7790] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 96.369550][ T7790] R13: 00007ffe038b269f R14: 00007fee05e66300 R15: 0000000000022000 [ 96.394353][ T7790] netdevsim netdevsim1 netdevsim3: unset [1, 0] type 2 family 0 port 6081 - 0 [ 96.449715][ T7811] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 96.522704][ T7835] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 96.558817][ T7836] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 96.593056][ T7843] device veth1_macvtap left promiscuous mode [ 96.624129][ T7843] FAULT_INJECTION: forcing a failure. [ 96.624129][ T7843] name failslab, interval 1, probability 0, space 0, times 0 [ 96.637242][ T7843] CPU: 0 PID: 7843 Comm: syz-executor.4 Not tainted 5.15.0-rc6-syzkaller #0 [ 96.647751][ T7843] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 96.658942][ T7843] Call Trace: [ 96.662318][ T7843] dump_stack_lvl+0xbd/0xe2 [ 96.667177][ T7843] should_fail.cold+0x5/0xa [ 96.671769][ T7843] ? mark_held_locks+0x9f/0xe0 [ 96.676621][ T7843] should_failslab+0x5/0x10 [ 96.681766][ T7843] kmem_cache_alloc_node_trace+0x66/0x570 [ 96.687662][ T7843] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 96.693229][ T7843] __kmalloc_node_track_caller+0x38/0x60 [ 96.698868][ T7843] __alloc_skb+0x8b/0x280 [ 96.703579][ T7843] inet6_rt_notify+0xd1/0x270 [ 96.708404][ T7843] fib6_del+0xccc/0x14e0 [ 96.712662][ T7843] ? fib6_locate+0xd0/0xd0 [ 96.717347][ T7843] ? lock_chain_count+0x20/0x20 [ 96.722434][ T7843] fib6_clean_node+0x2f7/0x4a0 [ 96.727213][ T7843] ? find_held_lock+0x2d/0x110 [ 96.731976][ T7843] ? fib6_del+0x14e0/0x14e0 [ 96.736503][ T7843] fib6_walk_continue+0x33c/0x720 [ 96.741875][ T7843] ? fib6_walk+0x160/0x330 [ 96.746387][ T7843] ? lockdep_hardirqs_on+0x54/0x100 [ 96.751590][ T7843] fib6_walk+0x168/0x330 [ 96.755839][ T7843] fib6_clean_tree+0xaa/0xe0 [ 96.760686][ T7843] ? fib6_walk+0x330/0x330 [ 96.765105][ T7843] ? fib6_del+0x14e0/0x14e0 [ 96.769604][ T7843] ? rwlock_bug.part.0+0x90/0x90 [ 96.774534][ T7843] ? fib6_ifup+0x260/0x260 [ 96.778955][ T7843] __fib6_clean_all+0xd8/0x1e0 [ 96.783715][ T7843] ? fib6_ifup+0x260/0x260 [ 96.788279][ T7843] rt6_disable_ip+0x5c6/0x6c0 [ 96.792979][ T7843] ? mark_lock+0xf0/0x15f0 [ 96.797397][ T7843] ? lock_release+0x424/0x7e0 [ 96.802083][ T7843] ? rt6_sync_down_dev+0x110/0x110 [ 96.807365][ T7843] ? lock_chain_count+0x20/0x20 [ 96.812224][ T7843] addrconf_ifdown.isra.0+0xd0/0x1160 [ 96.817789][ T7843] ? find_held_lock+0x2d/0x110 [ 96.822823][ T7843] ? add_v4_addrs+0x680/0x680 [ 96.827502][ T7843] ? check_preemption_disabled+0x36/0xf0 [ 96.833229][ T7843] ? lock_is_held_type+0xfa/0x130 [ 96.838541][ T7843] addrconf_notify+0x37d/0x1510 [ 96.843411][ T7843] ? __local_bh_enable_ip+0x11f/0x220 [ 96.849119][ T7843] ? clusterip_netdev_event+0x34e/0x550 [ 96.854667][ T7843] notifier_call_chain+0x94/0x170 [ 96.859701][ T7843] dev_close_many+0x28c/0x560 [ 96.864791][ T7843] ? __netdev_adjacent_dev_insert+0x980/0x980 [ 96.870882][ T7843] __dev_change_net_namespace+0xb88/0x1120 [ 96.876792][ T7843] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 96.882441][ T7843] ? check_preemption_disabled+0x36/0xf0 [ 96.888114][ T7843] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 96.893323][ T7843] ? security_capable+0x4c/0x90 [ 96.898373][ T7843] ? ns_capable+0x4c/0xc0 [ 96.902717][ T7843] do_setlink+0x20f/0x2d60 [ 96.907179][ T7843] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 96.913171][ T7843] ? __kernel_text_address+0x9/0x30 [ 96.918398][ T7843] ? rtnetlink_put_metrics+0x480/0x480 [ 96.923874][ T7843] ? mark_lock+0xf0/0x15f0 [ 96.928390][ T7843] ? mark_lock+0xf0/0x15f0 [ 96.932809][ T7843] ? lock_chain_count+0x20/0x20 [ 96.937652][ T7843] ? __lock_acquire+0xbe2/0x52b0 [ 96.942587][ T7843] ? lock_chain_count+0x20/0x20 [ 96.947527][ T7843] ? mark_lock+0xf0/0x15f0 [ 96.951939][ T7843] ? memset+0x20/0x40 [ 96.955919][ T7843] ? __nla_validate_parse+0xb2/0x1fd0 [ 96.961471][ T7843] ? lock_chain_count+0x20/0x20 [ 96.966421][ T7843] ? nla_get_range_signed+0x540/0x540 [ 96.971883][ T7843] ? __lock_acquire+0xbe2/0x52b0 [ 96.976944][ T7843] __rtnl_newlink+0xaf5/0x13e0 [ 96.982079][ T7843] ? lock_is_held_type+0xfa/0x130 [ 96.987218][ T7843] ? rtnl_setlink+0x330/0x330 [ 96.992086][ T7843] ? check_preemption_disabled+0x36/0xf0 [ 96.998100][ T7843] ? lock_release+0x424/0x7e0 [ 97.005814][ T7843] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 97.014946][ T7843] ? is_bpf_text_address+0x65/0xe0 [ 97.020358][ T7843] ? kernel_text_address+0xbd/0xf0 [ 97.025756][ T7843] ? __kernel_text_address+0x9/0x30 [ 97.031125][ T7843] ? unwind_get_return_address+0x51/0x90 [ 97.036844][ T7843] ? create_prof_cpu_mask+0x20/0x20 [ 97.043270][ T7843] ? arch_stack_walk+0x93/0xe0 [ 97.048156][ T7843] ? stack_trace_save+0x8c/0xc0 [ 97.053282][ T7843] ? stack_trace_consume_entry+0x160/0x160 [ 97.059090][ T7843] ? mark_held_locks+0x9f/0xe0 [ 97.064029][ T7843] ? kmem_cache_alloc_trace+0x40/0x440 [ 97.069581][ T7843] ? lock_is_held_type+0xfa/0x130 [ 97.074701][ T7843] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 97.080767][ T7843] ? trace_kmalloc+0x32/0xf0 [ 97.085360][ T7843] ? kmem_cache_alloc_trace+0x20b/0x440 [ 97.090911][ T7843] rtnl_newlink+0x5a/0x90 [ 97.095351][ T7843] rtnetlink_rcv_msg+0x31d/0x8d0 [ 97.100394][ T7843] ? rtnl_newlink+0x90/0x90 [ 97.104907][ T7843] ? check_preemption_disabled+0x36/0xf0 [ 97.110728][ T7843] ? netdev_core_pick_tx+0x290/0x290 [ 97.116017][ T7843] ? lock_acquire+0x180/0x5d0 [ 97.120707][ T7843] netlink_rcv_skb+0x118/0x370 [ 97.125474][ T7843] ? rtnl_newlink+0x90/0x90 [ 97.130010][ T7843] ? netlink_ack+0x930/0x930 [ 97.134625][ T7843] ? netlink_deliver_tap+0x131/0xab0 [ 97.139914][ T7843] ? netlink_deliver_tap+0x136/0xab0 [ 97.145232][ T7843] netlink_unicast+0x42e/0x700 [ 97.150174][ T7843] ? netlink_attachskb+0x750/0x750 [ 97.155379][ T7843] ? __build_skb_around+0x1f3/0x2b0 [ 97.161316][ T7843] netlink_sendmsg+0x706/0xbf0 [ 97.166272][ T7843] ? netlink_unicast+0x700/0x700 [ 97.171404][ T7843] ? netlink_unicast+0x700/0x700 [ 97.176553][ T7843] sock_sendmsg+0xab/0xe0 [ 97.181353][ T7843] ____sys_sendmsg+0x5bf/0x7a0 [ 97.186225][ T7843] ? kernel_sendmsg+0x30/0x30 [ 97.191270][ T7843] ? do_recvmmsg+0x550/0x550 [ 97.196213][ T7843] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 97.202214][ T7843] ___sys_sendmsg+0xd3/0x150 [ 97.206826][ T7843] ? sendmsg_copy_msghdr+0x110/0x110 [ 97.212595][ T7843] ? find_held_lock+0x2d/0x110 [ 97.217829][ T7843] ? check_preemption_disabled+0x36/0xf0 [ 97.223471][ T7843] ? lock_release+0x424/0x7e0 [ 97.228236][ T7843] ? __fget_files+0x17c/0x2e0 [ 97.233003][ T7843] ? lock_downgrade+0x7b0/0x7b0 [ 97.237856][ T7843] ? lock_release+0x424/0x7e0 [ 97.242709][ T7843] ? ksys_write+0x181/0x1d0 [ 97.247306][ T7843] ? check_preemption_disabled+0x36/0xf0 [ 97.253120][ T7843] ? lock_is_held_type+0xfa/0x130 [ 97.258376][ T7843] ? __fget_files+0x194/0x2e0 [ 97.263227][ T7843] ? __fget_light+0xbe/0x220 [ 97.267815][ T7843] __sys_sendmsg+0xb2/0x140 [ 97.272442][ T7843] ? __sys_sendmsg_sock+0x10/0x10 [ 97.277499][ T7843] ? check_preemption_disabled+0x36/0xf0 [ 97.283136][ T7843] ? syscall_enter_from_user_mode+0x1d/0x60 [ 97.289110][ T7843] ? lockdep_hardirqs_on+0x54/0x100 [ 97.294652][ T7843] do_syscall_64+0x35/0xb0 [ 97.299210][ T7843] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 97.305206][ T7843] RIP: 0033:0x464d29 [ 97.309178][ 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 [ 97.329037][ T7843] RSP: 002b:00007fb278aff188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 97.337524][ T7843] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 97.345661][ T7843] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 97.353805][ T7843] RBP: 00007fb278aff1d0 R08: 0000000000000000 R09: 0000000000000000 [ 97.361929][ T7843] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 97.369970][ T7843] R13: 00007ffd1bc2844f R14: 00007fb278aff300 R15: 0000000000022000 [ 97.424551][ T7843] device veth1_macvtap entered promiscuous mode [ 97.473375][ T7864] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 97.516136][ T7870] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 97.540804][ T7873] FAULT_INJECTION: forcing a failure. [ 97.540804][ T7873] name failslab, interval 1, probability 0, space 0, times 0 [ 97.553643][ T7873] CPU: 1 PID: 7873 Comm: syz-executor.2 Not tainted 5.15.0-rc6-syzkaller #0 [ 97.562310][ T7873] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 97.572372][ T7873] Call Trace: [ 97.575733][ T7873] dump_stack_lvl+0xbd/0xe2 [ 97.580227][ T7873] should_fail.cold+0x5/0xa [ 97.584713][ T7873] ? mark_held_locks+0x9f/0xe0 [ 97.589475][ T7873] should_failslab+0x5/0x10 [ 97.594234][ T7873] kmem_cache_alloc_node_trace+0x66/0x570 [ 97.600042][ T7873] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 97.605590][ T7873] __kmalloc_node_track_caller+0x38/0x60 [ 97.611220][ T7873] __alloc_skb+0x8b/0x280 [ 97.615728][ T7873] inet6_rt_notify+0xd1/0x270 [ 97.620415][ T7873] fib6_del+0xccc/0x14e0 [ 97.624665][ T7873] ? fib6_locate+0xd0/0xd0 [ 97.629077][ T7873] ? fib6_ifdown+0xa1/0x8f0 [ 97.634098][ T7873] ? lock_chain_count+0x20/0x20 [ 97.638947][ T7873] fib6_clean_node+0x2f7/0x4a0 [ 97.643719][ T7873] ? find_held_lock+0x2d/0x110 [ 97.648477][ T7873] ? fib6_del+0x14e0/0x14e0 [ 97.653381][ T7873] fib6_walk_continue+0x33c/0x720 [ 97.658411][ T7873] ? fib6_walk+0x160/0x330 [ 97.662824][ T7873] ? lockdep_hardirqs_on+0x54/0x100 [ 97.668021][ T7873] fib6_walk+0x168/0x330 [ 97.672366][ T7873] fib6_clean_tree+0xaa/0xe0 [ 97.677070][ T7873] ? fib6_walk+0x330/0x330 [ 97.681580][ T7873] ? fib6_del+0x14e0/0x14e0 [ 97.686282][ T7873] ? rwlock_bug.part.0+0x90/0x90 [ 97.691304][ T7873] ? fib6_ifup+0x260/0x260 [ 97.695742][ T7873] __fib6_clean_all+0xd8/0x1e0 [ 97.700500][ T7873] ? fib6_ifup+0x260/0x260 [ 97.705005][ T7873] rt6_disable_ip+0x5c6/0x6c0 [ 97.709683][ T7873] ? mark_lock+0xf0/0x15f0 [ 97.714087][ T7873] ? lock_release+0x424/0x7e0 [ 97.718866][ T7873] ? rt6_sync_down_dev+0x110/0x110 [ 97.724096][ T7873] ? lock_chain_count+0x20/0x20 [ 97.728953][ T7873] addrconf_ifdown.isra.0+0xd0/0x1160 [ 97.734333][ T7873] ? find_held_lock+0x2d/0x110 [ 97.740237][ T7873] ? add_v4_addrs+0x680/0x680 [ 97.744918][ T7873] ? check_preemption_disabled+0x36/0xf0 [ 97.750727][ T7873] ? lock_is_held_type+0xfa/0x130 [ 97.755759][ T7873] addrconf_notify+0x37d/0x1510 [ 97.760900][ T7873] ? __local_bh_enable_ip+0x11f/0x220 [ 97.766761][ T7873] ? clusterip_netdev_event+0x34e/0x550 [ 97.772396][ T7873] notifier_call_chain+0x94/0x170 [ 97.777422][ T7873] dev_close_many+0x28c/0x560 [ 97.782968][ T7873] ? __netdev_adjacent_dev_insert+0x980/0x980 [ 97.789228][ T7873] __dev_change_net_namespace+0xb88/0x1120 [ 97.795122][ T7873] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 97.801099][ T7873] ? check_preemption_disabled+0x36/0xf0 [ 97.806911][ T7873] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 97.812546][ T7873] ? security_capable+0x4c/0x90 [ 97.817480][ T7873] ? ns_capable+0x4c/0xc0 [ 97.821845][ T7873] do_setlink+0x20f/0x2d60 [ 97.826517][ T7873] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 97.832579][ T7873] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 97.838550][ T7873] ? rtnetlink_put_metrics+0x480/0x480 [ 97.844343][ T7873] ? mark_lock+0xf0/0x15f0 [ 97.848865][ T7873] ? mark_lock+0xf0/0x15f0 [ 97.853714][ T7873] ? lock_chain_count+0x20/0x20 [ 97.859087][ T7873] ? __lock_acquire+0xbe2/0x52b0 [ 97.864464][ T7873] ? lock_chain_count+0x20/0x20 [ 97.869391][ T7873] ? mark_lock+0xf0/0x15f0 [ 97.874030][ T7873] ? memset+0x20/0x40 [ 97.878435][ T7873] ? __nla_validate_parse+0xb2/0x1fd0 [ 97.883978][ T7873] ? lock_chain_count+0x20/0x20 [ 97.888814][ T7873] ? nla_get_range_signed+0x540/0x540 [ 97.894175][ T7873] ? __lock_acquire+0xbe2/0x52b0 [ 97.899212][ T7873] __rtnl_newlink+0xaf5/0x13e0 [ 97.904176][ T7873] ? lock_is_held_type+0xfa/0x130 [ 97.909363][ T7873] ? rtnl_setlink+0x330/0x330 [ 97.914026][ T7873] ? check_preemption_disabled+0x36/0xf0 [ 97.919731][ T7873] ? lock_release+0x424/0x7e0 [ 97.924420][ T7873] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 97.930489][ T7873] ? is_bpf_text_address+0x65/0xe0 [ 97.935700][ T7873] ? kernel_text_address+0xbd/0xf0 [ 97.940801][ T7873] ? __kernel_text_address+0x9/0x30 [ 97.946070][ T7873] ? unwind_get_return_address+0x51/0x90 [ 97.951778][ T7873] ? create_prof_cpu_mask+0x20/0x20 [ 97.957054][ T7873] ? arch_stack_walk+0x93/0xe0 [ 97.962335][ T7873] ? stack_trace_save+0x8c/0xc0 [ 97.967393][ T7873] ? stack_trace_consume_entry+0x160/0x160 [ 97.973190][ T7873] ? mark_held_locks+0x9f/0xe0 [ 97.978164][ T7873] ? kmem_cache_alloc_trace+0x40/0x440 [ 97.983781][ T7873] ? lock_is_held_type+0xfa/0x130 [ 97.988879][ T7873] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 97.994876][ T7873] ? trace_kmalloc+0x32/0xf0 [ 97.999705][ T7873] ? kmem_cache_alloc_trace+0x20b/0x440 [ 98.005231][ T7873] rtnl_newlink+0x5a/0x90 [ 98.009554][ T7873] rtnetlink_rcv_msg+0x31d/0x8d0 [ 98.014490][ T7873] ? rtnl_newlink+0x90/0x90 [ 98.019241][ T7873] ? check_preemption_disabled+0x36/0xf0 [ 98.024872][ T7873] ? netdev_core_pick_tx+0x290/0x290 [ 98.030433][ T7873] ? lock_acquire+0x180/0x5d0 [ 98.035109][ T7873] netlink_rcv_skb+0x118/0x370 [ 98.040080][ T7873] ? rtnl_newlink+0x90/0x90 [ 98.044575][ T7873] ? netlink_ack+0x930/0x930 [ 98.049160][ T7873] ? netlink_deliver_tap+0x131/0xab0 [ 98.054878][ T7873] ? netlink_deliver_tap+0x136/0xab0 [ 98.060343][ T7873] netlink_unicast+0x42e/0x700 [ 98.065187][ T7873] ? netlink_attachskb+0x750/0x750 [ 98.070456][ T7873] ? __build_skb_around+0x1f3/0x2b0 [ 98.075650][ T7873] netlink_sendmsg+0x706/0xbf0 [ 98.080400][ T7873] ? netlink_unicast+0x700/0x700 [ 98.085518][ T7873] ? netlink_unicast+0x700/0x700 [ 98.090457][ T7873] sock_sendmsg+0xab/0xe0 [ 98.094982][ T7873] ____sys_sendmsg+0x5bf/0x7a0 [ 98.099831][ T7873] ? kernel_sendmsg+0x30/0x30 [ 98.104579][ T7873] ? do_recvmmsg+0x550/0x550 [ 98.109256][ T7873] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 98.115439][ T7873] ___sys_sendmsg+0xd3/0x150 [ 98.120362][ T7873] ? sendmsg_copy_msghdr+0x110/0x110 [ 98.125813][ T7873] ? find_held_lock+0x2d/0x110 [ 98.130564][ T7873] ? check_preemption_disabled+0x36/0xf0 [ 98.136242][ T7873] ? lock_release+0x424/0x7e0 [ 98.141698][ T7873] ? __fget_files+0x17c/0x2e0 [ 98.146466][ T7873] ? lock_downgrade+0x7b0/0x7b0 [ 98.151321][ T7873] ? lock_release+0x424/0x7e0 [ 98.157008][ T7873] ? ksys_write+0x181/0x1d0 [ 98.161505][ T7873] ? check_preemption_disabled+0x36/0xf0 [ 98.167147][ T7873] ? lock_is_held_type+0xfa/0x130 [ 98.172264][ T7873] ? __fget_files+0x194/0x2e0 [ 98.176937][ T7873] ? __fget_light+0xbe/0x220 [ 98.181725][ T7873] __sys_sendmsg+0xb2/0x140 [ 98.186238][ T7873] ? __sys_sendmsg_sock+0x10/0x10 [ 98.191288][ T7873] ? check_preemption_disabled+0x36/0xf0 [ 98.197021][ T7873] ? syscall_enter_from_user_mode+0x1d/0x60 [ 98.203284][ T7873] ? lockdep_hardirqs_on+0x54/0x100 [ 98.208736][ T7873] do_syscall_64+0x35/0xb0 [ 98.213154][ T7873] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 98.219056][ T7873] RIP: 0033:0x464d29 [ 98.223210][ T7873] 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 [ 98.242903][ T7873] RSP: 002b:00007f654eafd188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 98.251744][ T7873] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 98.259799][ T7873] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 98.267896][ T7873] RBP: 00007f654eafd1d0 R08: 0000000000000000 R09: 0000000000000000 [ 98.276051][ T7873] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 98.284280][ T7873] R13: 00007ffdf54ad88f R14: 00007f654eafd300 R15: 0000000000022000 [ 98.307811][ T7873] netdevsim netdevsim2 netdevsim2: unset [1, 0] type 2 family 0 port 6081 - 0 [ 98.366461][ T7898] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 98.559687][ T7905] FAULT_INJECTION: forcing a failure. [ 98.559687][ T7905] name failslab, interval 1, probability 0, space 0, times 0 [ 98.607364][ T7905] CPU: 1 PID: 7905 Comm: syz-executor.1 Not tainted 5.15.0-rc6-syzkaller #0 [ 98.616060][ T7905] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 98.626482][ T7905] Call Trace: [ 98.629792][ T7905] dump_stack_lvl+0xbd/0xe2 [ 98.634497][ T7905] should_fail.cold+0x5/0xa [ 98.638998][ T7905] should_failslab+0x5/0x10 [ 98.643498][ T7905] kmem_cache_alloc_node_trace+0x66/0x570 [ 98.649387][ T7905] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 98.654935][ T7905] __kmalloc_node_track_caller+0x38/0x60 [ 98.660653][ T7905] __alloc_skb+0x8b/0x280 [ 98.665068][ T7905] alloc_uevent_skb+0x76/0x200 [ 98.669832][ T7905] kobject_uevent_env+0xc42/0xf30 [ 98.674851][ T7905] ? check_preemption_disabled+0x36/0xf0 [ 98.680568][ T7905] ? __local_bh_enable_ip+0x11f/0x220 [ 98.685934][ T7905] ? __dev_change_net_namespace+0x3fe/0x1120 [ 98.691910][ T7905] ? lockdep_hardirqs_on+0x54/0x100 [ 98.697195][ T7905] __dev_change_net_namespace+0x80b/0x1120 [ 98.703002][ T7905] ? check_preemption_disabled+0x36/0xf0 [ 98.709075][ T7905] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 98.714273][ T7905] ? security_capable+0x4c/0x90 [ 98.719123][ T7905] ? ns_capable+0x4c/0xc0 [ 98.723453][ T7905] do_setlink+0x20f/0x2d60 [ 98.727863][ T7905] ? rtnetlink_put_metrics+0x480/0x480 [ 98.733303][ T7905] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 98.739280][ T7905] ? lock_chain_count+0x20/0x20 [ 98.744124][ T7905] ? mark_lock+0xf0/0x15f0 [ 98.748637][ T7905] ? lock_chain_count+0x20/0x20 [ 98.753481][ T7905] ? find_held_lock+0x2d/0x110 [ 98.758244][ T7905] ? memset+0x20/0x40 [ 98.762393][ T7905] ? __nla_validate_parse+0xb2/0x1fd0 [ 98.767765][ T7905] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 98.773919][ T7905] ? nla_get_range_signed+0x540/0x540 [ 98.779648][ T7905] ? __lock_acquire+0xbe2/0x52b0 [ 98.784685][ T7905] __rtnl_newlink+0xaf5/0x13e0 [ 98.789577][ T7905] ? lock_is_held_type+0xfa/0x130 [ 98.794809][ T7905] ? rtnl_setlink+0x330/0x330 [ 98.799577][ T7905] ? check_preemption_disabled+0x36/0xf0 [ 98.805391][ T7905] ? lock_release+0x424/0x7e0 [ 98.810477][ T7905] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 98.816733][ T7905] ? is_bpf_text_address+0x65/0xe0 [ 98.821852][ T7905] ? kernel_text_address+0xbd/0xf0 [ 98.827014][ T7905] ? __kernel_text_address+0x9/0x30 [ 98.832556][ T7905] ? unwind_get_return_address+0x51/0x90 [ 98.838886][ T7905] ? create_prof_cpu_mask+0x20/0x20 [ 98.844347][ T7905] ? arch_stack_walk+0x93/0xe0 [ 98.849750][ T7905] ? stack_trace_save+0x8c/0xc0 [ 98.854880][ T7905] ? stack_trace_consume_entry+0x160/0x160 [ 98.860700][ T7905] ? mark_held_locks+0x9f/0xe0 [ 98.866577][ T7905] ? kmem_cache_alloc_trace+0x40/0x440 [ 98.872046][ T7905] ? lock_is_held_type+0xfa/0x130 [ 98.877339][ T7905] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 98.883410][ T7905] ? trace_kmalloc+0x32/0xf0 [ 98.888363][ T7905] ? kmem_cache_alloc_trace+0x20b/0x440 [ 98.894257][ T7905] rtnl_newlink+0x5a/0x90 [ 98.898681][ T7905] rtnetlink_rcv_msg+0x31d/0x8d0 [ 98.903611][ T7905] ? rtnl_newlink+0x90/0x90 [ 98.908495][ T7905] ? check_preemption_disabled+0x36/0xf0 [ 98.914299][ T7905] ? netdev_core_pick_tx+0x290/0x290 [ 98.919749][ T7905] ? lock_acquire+0x180/0x5d0 [ 98.924414][ T7905] netlink_rcv_skb+0x118/0x370 [ 98.929205][ T7905] ? rtnl_newlink+0x90/0x90 [ 98.933716][ T7905] ? netlink_ack+0x930/0x930 [ 98.938293][ T7905] ? netlink_deliver_tap+0x131/0xab0 [ 98.943747][ T7905] ? netlink_deliver_tap+0x136/0xab0 [ 98.949126][ T7905] netlink_unicast+0x42e/0x700 [ 98.954145][ T7905] ? netlink_attachskb+0x750/0x750 [ 98.959245][ T7905] ? __build_skb_around+0x1f3/0x2b0 [ 98.964433][ T7905] netlink_sendmsg+0x706/0xbf0 [ 98.969202][ T7905] ? netlink_unicast+0x700/0x700 [ 98.974312][ T7905] ? netlink_unicast+0x700/0x700 [ 98.979419][ T7905] sock_sendmsg+0xab/0xe0 [ 98.983734][ T7905] ____sys_sendmsg+0x5bf/0x7a0 [ 98.988478][ T7905] ? kernel_sendmsg+0x30/0x30 [ 98.993331][ T7905] ? do_recvmmsg+0x550/0x550 [ 98.998006][ T7905] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 99.003985][ T7905] ___sys_sendmsg+0xd3/0x150 [ 99.008571][ T7905] ? sendmsg_copy_msghdr+0x110/0x110 [ 99.013848][ T7905] ? find_held_lock+0x2d/0x110 [ 99.018610][ T7905] ? check_preemption_disabled+0x36/0xf0 [ 99.024342][ T7905] ? lock_release+0x424/0x7e0 [ 99.029016][ T7905] ? __fget_files+0x17c/0x2e0 [ 99.033683][ T7905] ? lock_downgrade+0x7b0/0x7b0 [ 99.038529][ T7905] ? lock_release+0x424/0x7e0 [ 99.043633][ T7905] ? ksys_write+0x181/0x1d0 [ 99.048148][ T7905] ? check_preemption_disabled+0x36/0xf0 [ 99.053764][ T7905] ? lock_is_held_type+0xfa/0x130 [ 99.058871][ T7905] ? __fget_files+0x194/0x2e0 [ 99.063541][ T7905] ? __fget_light+0xbe/0x220 [ 99.068108][ T7905] __sys_sendmsg+0xb2/0x140 [ 99.072596][ T7905] ? __sys_sendmsg_sock+0x10/0x10 [ 99.077801][ T7905] ? check_preemption_disabled+0x36/0xf0 [ 99.083422][ T7905] ? syscall_enter_from_user_mode+0x1d/0x60 [ 99.089567][ T7905] ? lockdep_hardirqs_on+0x54/0x100 [ 99.094777][ T7905] do_syscall_64+0x35/0xb0 [ 99.099179][ T7905] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 99.105044][ T7905] RIP: 0033:0x464d29 [ 99.108919][ T7905] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 99.128680][ T7905] RSP: 002b:00007fee05e66188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 99.137123][ T7905] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 99.145523][ T7905] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 99.154067][ T7905] RBP: 00007fee05e661d0 R08: 0000000000000000 R09: 0000000000000000 [ 99.162064][ T7905] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 99.170045][ T7905] R13: 00007ffe038b269f R14: 00007fee05e66300 R15: 0000000000022000 [ 99.203019][ T7912] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 99.234516][ T7940] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 99.313162][ T7944] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 99.358829][ T7945] FAULT_INJECTION: forcing a failure. [ 99.358829][ T7945] name failslab, interval 1, probability 0, space 0, times 0 [ 99.433841][ T7945] CPU: 0 PID: 7945 Comm: syz-executor.5 Not tainted 5.15.0-rc6-syzkaller #0 [ 99.442908][ T7945] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 99.453582][ T7945] Call Trace: [ 99.457043][ T7945] dump_stack_lvl+0xbd/0xe2 [ 99.461569][ T7945] should_fail.cold+0x5/0xa [ 99.466402][ T7945] should_failslab+0x5/0x10 [ 99.471940][ T7945] kmem_cache_alloc_trace+0x57/0x440 [ 99.477543][ T7945] nf_nat_masq_schedule.part.0+0x1c5/0x4f0 [ 99.483454][ T7945] ? iterate_cleanup_work+0x120/0x120 [ 99.489449][ T7945] ? device_cmp+0x120/0x120 [ 99.494505][ T7945] ? lockdep_hardirqs_on+0x54/0x100 [ 99.499724][ T7945] ? queue_work_on+0xbc/0x140 [ 99.504778][ T7945] masq_inet6_event+0x1a7/0x1f0 [ 99.510237][ T7945] ? inet_cmp+0x220/0x220 [ 99.514663][ T7945] notifier_call_chain+0x94/0x170 [ 99.519818][ T7945] atomic_notifier_call_chain+0x54/0xf0 [ 99.525498][ T7945] addrconf_ifdown.isra.0+0x7b2/0x1160 [ 99.531131][ T7945] ? add_v4_addrs+0x680/0x680 [ 99.535812][ T7945] ? check_preemption_disabled+0x36/0xf0 [ 99.541883][ T7945] ? lock_is_held_type+0xfa/0x130 [ 99.546919][ T7945] addrconf_notify+0x37d/0x1510 [ 99.551770][ T7945] ? __local_bh_enable_ip+0x11f/0x220 [ 99.557145][ T7945] ? clusterip_netdev_event+0x34e/0x550 [ 99.562787][ T7945] notifier_call_chain+0x94/0x170 [ 99.567828][ T7945] dev_close_many+0x28c/0x560 [ 99.572697][ T7945] ? __netdev_adjacent_dev_insert+0x980/0x980 [ 99.578965][ T7945] __dev_change_net_namespace+0xb88/0x1120 [ 99.585054][ T7945] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 99.590955][ T7945] ? check_preemption_disabled+0x36/0xf0 [ 99.596682][ T7945] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 99.602071][ T7945] ? security_capable+0x4c/0x90 [ 99.606935][ T7945] ? ns_capable+0x4c/0xc0 [ 99.611276][ T7945] do_setlink+0x20f/0x2d60 [ 99.615698][ T7945] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 99.621857][ T7945] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 99.627837][ T7945] ? rtnetlink_put_metrics+0x480/0x480 [ 99.633646][ T7945] ? mark_lock+0xf0/0x15f0 [ 99.638155][ T7945] ? mark_lock+0xf0/0x15f0 [ 99.642667][ T7945] ? lock_chain_count+0x20/0x20 [ 99.647515][ T7945] ? __lock_acquire+0xbe2/0x52b0 [ 99.652454][ T7945] ? lock_chain_count+0x20/0x20 [ 99.657677][ T7945] ? mark_lock+0xf0/0x15f0 [ 99.662184][ T7945] ? memset+0x20/0x40 [ 99.666177][ T7945] ? __nla_validate_parse+0xb2/0x1fd0 [ 99.672122][ T7945] ? lock_chain_count+0x20/0x20 [ 99.677321][ T7945] ? nla_get_range_signed+0x540/0x540 [ 99.682799][ T7945] ? __lock_acquire+0xbe2/0x52b0 [ 99.687748][ T7945] __rtnl_newlink+0xaf5/0x13e0 [ 99.692589][ T7945] ? lock_is_held_type+0xfa/0x130 [ 99.697612][ T7945] ? rtnl_setlink+0x330/0x330 [ 99.702284][ T7945] ? check_preemption_disabled+0x36/0xf0 [ 99.708007][ T7945] ? lock_release+0x424/0x7e0 [ 99.712880][ T7945] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 99.718951][ T7945] ? is_bpf_text_address+0x65/0xe0 [ 99.724113][ T7945] ? kernel_text_address+0xbd/0xf0 [ 99.729222][ T7945] ? __kernel_text_address+0x9/0x30 [ 99.734499][ T7945] ? unwind_get_return_address+0x51/0x90 [ 99.740131][ T7945] ? create_prof_cpu_mask+0x20/0x20 [ 99.745334][ T7945] ? arch_stack_walk+0x93/0xe0 [ 99.750306][ T7945] ? stack_trace_save+0x8c/0xc0 [ 99.755182][ T7945] ? stack_trace_consume_entry+0x160/0x160 [ 99.761249][ T7945] ? mark_held_locks+0x9f/0xe0 [ 99.766237][ T7945] ? kmem_cache_alloc_trace+0x40/0x440 [ 99.771801][ T7945] ? lock_is_held_type+0xfa/0x130 [ 99.776850][ T7945] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 99.782539][ T7945] ? trace_kmalloc+0x32/0xf0 [ 99.787133][ T7945] ? kmem_cache_alloc_trace+0x20b/0x440 [ 99.793826][ T7945] rtnl_newlink+0x5a/0x90 [ 99.798185][ T7945] rtnetlink_rcv_msg+0x31d/0x8d0 [ 99.803213][ T7945] ? rtnl_newlink+0x90/0x90 [ 99.807976][ T7945] ? check_preemption_disabled+0x36/0xf0 [ 99.813721][ T7945] ? netdev_core_pick_tx+0x290/0x290 [ 99.819198][ T7945] ? lock_acquire+0x180/0x5d0 [ 99.823998][ T7945] netlink_rcv_skb+0x118/0x370 [ 99.828759][ T7945] ? rtnl_newlink+0x90/0x90 [ 99.833441][ T7945] ? netlink_ack+0x930/0x930 [ 99.838043][ T7945] ? netlink_deliver_tap+0x131/0xab0 [ 99.843330][ T7945] ? netlink_deliver_tap+0x136/0xab0 [ 99.848786][ T7945] netlink_unicast+0x42e/0x700 [ 99.853535][ T7945] ? netlink_attachskb+0x750/0x750 [ 99.858754][ T7945] ? __build_skb_around+0x1f3/0x2b0 [ 99.864148][ T7945] netlink_sendmsg+0x706/0xbf0 [ 99.868918][ T7945] ? netlink_unicast+0x700/0x700 [ 99.873847][ T7945] ? netlink_unicast+0x700/0x700 [ 99.878971][ T7945] sock_sendmsg+0xab/0xe0 [ 99.883981][ T7945] ____sys_sendmsg+0x5bf/0x7a0 [ 99.889092][ T7945] ? kernel_sendmsg+0x30/0x30 [ 99.894112][ T7945] ? do_recvmmsg+0x550/0x550 [ 99.898725][ T7945] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 99.904787][ T7945] ___sys_sendmsg+0xd3/0x150 [ 99.909364][ T7945] ? sendmsg_copy_msghdr+0x110/0x110 [ 99.914624][ T7945] ? find_held_lock+0x2d/0x110 [ 99.919391][ T7945] ? check_preemption_disabled+0x36/0xf0 [ 99.925064][ T7945] ? lock_release+0x424/0x7e0 [ 99.929807][ T7945] ? __fget_files+0x17c/0x2e0 [ 99.934583][ T7945] ? lock_downgrade+0x7b0/0x7b0 [ 99.939408][ T7945] ? lock_release+0x424/0x7e0 [ 99.944066][ T7945] ? ksys_write+0x181/0x1d0 [ 99.948725][ T7945] ? check_preemption_disabled+0x36/0xf0 [ 99.954401][ T7945] ? lock_is_held_type+0xfa/0x130 [ 99.959414][ T7945] ? __fget_files+0x194/0x2e0 [ 99.964167][ T7945] ? __fget_light+0xbe/0x220 [ 99.968744][ T7945] __sys_sendmsg+0xb2/0x140 [ 99.973232][ T7945] ? __sys_sendmsg_sock+0x10/0x10 [ 99.978253][ T7945] ? check_preemption_disabled+0x36/0xf0 [ 99.983865][ T7945] ? syscall_enter_from_user_mode+0x1d/0x60 [ 99.989912][ T7945] ? lockdep_hardirqs_on+0x54/0x100 [ 99.995263][ T7945] do_syscall_64+0x35/0xb0 [ 99.999923][ T7945] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 100.005799][ T7945] RIP: 0033:0x464d29 [ 100.009782][ T7945] 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 [ 100.029636][ T7945] RSP: 002b:00007f491d734188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 100.038130][ T7945] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 100.046083][ T7945] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 100.054046][ T7945] RBP: 00007f491d7341d0 R08: 0000000000000000 R09: 0000000000000000 [ 100.062194][ T7945] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 100.070253][ T7945] R13: 00007ffe7189608f R14: 00007f491d734300 R15: 0000000000022000 [ 100.095891][ T7945] netdevsim netdevsim5 netdevsim1: unset [1, 0] type 2 family 0 port 6081 - 0 [ 100.159867][ T7947] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 100.193221][ T7949] FAULT_INJECTION: forcing a failure. [ 100.193221][ T7949] name failslab, interval 1, probability 0, space 0, times 0 [ 100.206050][ T7949] CPU: 0 PID: 7949 Comm: syz-executor.3 Not tainted 5.15.0-rc6-syzkaller #0 [ 100.215110][ T7949] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 100.225357][ T7949] Call Trace: [ 100.228753][ T7949] dump_stack_lvl+0xbd/0xe2 [ 100.233967][ T7949] should_fail.cold+0x5/0xa [ 100.238557][ T7949] should_failslab+0x5/0x10 [ 100.243357][ T7949] kmem_cache_alloc_node+0x60/0x540 [ 100.249459][ T7949] __alloc_skb+0x153/0x280 [ 100.254136][ T7949] __neigh_notify+0x7f/0x110 [ 100.259110][ T7949] neigh_cleanup_and_release+0x5a/0x220 [ 100.264914][ T7949] neigh_flush_dev+0x4a7/0x7e0 [ 100.270384][ T7949] ? lock_release+0x424/0x7e0 [ 100.275714][ T7949] __neigh_ifdown.isra.0+0x44/0x3a0 [ 100.280989][ T7949] ? __local_bh_enable_ip+0x11f/0x220 [ 100.286436][ T7949] ? rt6_disable_ip+0x497/0x6c0 [ 100.291572][ T7949] neigh_ifdown+0x7/0x10 [ 100.295913][ T7949] rt6_disable_ip+0x572/0x6c0 [ 100.300664][ T7949] ? mark_lock+0xf0/0x15f0 [ 100.305068][ T7949] ? lock_release+0x424/0x7e0 [ 100.309736][ T7949] ? rt6_sync_down_dev+0x110/0x110 [ 100.314841][ T7949] ? lock_chain_count+0x20/0x20 [ 100.319692][ T7949] addrconf_ifdown.isra.0+0xd0/0x1160 [ 100.325184][ T7949] ? find_held_lock+0x2d/0x110 [ 100.330091][ T7949] ? add_v4_addrs+0x680/0x680 [ 100.334861][ T7949] ? check_preemption_disabled+0x36/0xf0 [ 100.340767][ T7949] ? lock_is_held_type+0xfa/0x130 [ 100.345784][ T7949] addrconf_notify+0x37d/0x1510 [ 100.350636][ T7949] ? __local_bh_enable_ip+0x11f/0x220 [ 100.356170][ T7949] ? clusterip_netdev_event+0x34e/0x550 [ 100.362002][ T7949] notifier_call_chain+0x94/0x170 [ 100.369126][ T7949] dev_close_many+0x28c/0x560 [ 100.373948][ T7949] ? __netdev_adjacent_dev_insert+0x980/0x980 [ 100.381042][ T7949] __dev_change_net_namespace+0xb88/0x1120 [ 100.388556][ T7949] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 100.394184][ T7949] ? check_preemption_disabled+0x36/0xf0 [ 100.399830][ T7949] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 100.405690][ T7949] ? security_capable+0x4c/0x90 [ 100.411273][ T7949] ? ns_capable+0x4c/0xc0 [ 100.415777][ T7949] do_setlink+0x20f/0x2d60 [ 100.420419][ T7949] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 100.426394][ T7949] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 100.432367][ T7949] ? rtnetlink_put_metrics+0x480/0x480 [ 100.437848][ T7949] ? mark_lock+0xf0/0x15f0 [ 100.442273][ T7949] ? __lock_acquire+0xbe2/0x52b0 [ 100.447227][ T7949] ? lock_chain_count+0x20/0x20 [ 100.452429][ T7949] ? mark_lock+0xf0/0x15f0 [ 100.457263][ T7949] ? memset+0x20/0x40 [ 100.461588][ T7949] ? __nla_validate_parse+0xb2/0x1fd0 [ 100.466951][ T7949] ? lock_chain_count+0x20/0x20 [ 100.472118][ T7949] ? nla_get_range_signed+0x540/0x540 [ 100.479733][ T7949] ? __lock_acquire+0xbe2/0x52b0 [ 100.484669][ T7949] __rtnl_newlink+0xaf5/0x13e0 [ 100.489574][ T7949] ? lock_is_held_type+0xfa/0x130 [ 100.494767][ T7949] ? rtnl_setlink+0x330/0x330 [ 100.499433][ T7949] ? check_preemption_disabled+0x36/0xf0 [ 100.505181][ T7949] ? lock_release+0x424/0x7e0 [ 100.509843][ T7949] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 100.515981][ T7949] ? is_bpf_text_address+0x65/0xe0 [ 100.521336][ T7949] ? kernel_text_address+0xbd/0xf0 [ 100.526699][ T7949] ? __kernel_text_address+0x9/0x30 [ 100.531908][ T7949] ? unwind_get_return_address+0x51/0x90 [ 100.537625][ T7949] ? create_prof_cpu_mask+0x20/0x20 [ 100.542832][ T7949] ? arch_stack_walk+0x93/0xe0 [ 100.547594][ T7949] ? stack_trace_save+0x8c/0xc0 [ 100.552446][ T7949] ? stack_trace_consume_entry+0x160/0x160 [ 100.558328][ T7949] ? mark_held_locks+0x9f/0xe0 [ 100.563107][ T7949] ? kmem_cache_alloc_trace+0x40/0x440 [ 100.568739][ T7949] ? lock_is_held_type+0xfa/0x130 [ 100.576463][ T7949] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 100.582168][ T7949] ? trace_kmalloc+0x32/0xf0 [ 100.586833][ T7949] ? kmem_cache_alloc_trace+0x20b/0x440 [ 100.592449][ T7949] rtnl_newlink+0x5a/0x90 [ 100.596866][ T7949] rtnetlink_rcv_msg+0x31d/0x8d0 [ 100.601881][ T7949] ? rtnl_newlink+0x90/0x90 [ 100.606366][ T7949] ? check_preemption_disabled+0x36/0xf0 [ 100.612038][ T7949] ? lock_acquire+0x222/0x5d0 [ 100.616694][ T7949] netlink_rcv_skb+0x118/0x370 [ 100.621626][ T7949] ? rtnl_newlink+0x90/0x90 [ 100.626127][ T7949] ? netlink_ack+0x930/0x930 [ 100.630704][ T7949] ? netlink_deliver_tap+0x131/0xab0 [ 100.635966][ T7949] ? netlink_deliver_tap+0x136/0xab0 [ 100.641426][ T7949] netlink_unicast+0x42e/0x700 [ 100.646172][ T7949] ? netlink_attachskb+0x750/0x750 [ 100.651273][ T7949] ? __build_skb_around+0x1f3/0x2b0 [ 100.656494][ T7949] netlink_sendmsg+0x706/0xbf0 [ 100.661353][ T7949] ? netlink_unicast+0x700/0x700 [ 100.666285][ T7949] ? netlink_unicast+0x700/0x700 [ 100.671303][ T7949] sock_sendmsg+0xab/0xe0 [ 100.675708][ T7949] ____sys_sendmsg+0x5bf/0x7a0 [ 100.680568][ T7949] ? kernel_sendmsg+0x30/0x30 [ 100.685411][ T7949] ? do_recvmmsg+0x550/0x550 [ 100.690011][ T7949] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 100.696367][ T7949] ___sys_sendmsg+0xd3/0x150 [ 100.701033][ T7949] ? sendmsg_copy_msghdr+0x110/0x110 [ 100.706302][ T7949] ? find_held_lock+0x2d/0x110 [ 100.711219][ T7949] ? check_preemption_disabled+0x36/0xf0 [ 100.716836][ T7949] ? lock_release+0x424/0x7e0 [ 100.721487][ T7949] ? __fget_files+0x17c/0x2e0 [ 100.726284][ T7949] ? lock_downgrade+0x7b0/0x7b0 [ 100.731324][ T7949] ? lock_release+0x424/0x7e0 [ 100.736035][ T7949] ? ksys_write+0x181/0x1d0 [ 100.740531][ T7949] ? check_preemption_disabled+0x36/0xf0 [ 100.746230][ T7949] ? lock_is_held_type+0xfa/0x130 [ 100.751249][ T7949] ? __fget_files+0x194/0x2e0 [ 100.756098][ T7949] ? __fget_light+0xbe/0x220 [ 100.760672][ T7949] __sys_sendmsg+0xb2/0x140 [ 100.765282][ T7949] ? __sys_sendmsg_sock+0x10/0x10 [ 100.770560][ T7949] ? check_preemption_disabled+0x36/0xf0 [ 100.776284][ T7949] ? syscall_enter_from_user_mode+0x1d/0x60 [ 100.782161][ T7949] ? lockdep_hardirqs_on+0x54/0x100 [ 100.787422][ T7949] do_syscall_64+0x35/0xb0 [ 100.792510][ T7949] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 100.798385][ T7949] RIP: 0033:0x464d29 [ 100.802267][ T7949] 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 [ 100.821860][ T7949] RSP: 002b:00007fa5c9d5a188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 100.830249][ T7949] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 100.838578][ T7949] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 100.846527][ T7949] RBP: 00007fa5c9d5a1d0 R08: 0000000000000000 R09: 0000000000000000 [ 100.854476][ T7949] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 100.862428][ T7949] R13: 00007ffe85e6b84f R14: 00007fa5c9d5a300 R15: 0000000000022000 2021/10/21 22:59:37 executed programs: 114 [ 100.959095][ T7983] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 101.071346][ T7989] FAULT_INJECTION: forcing a failure. [ 101.071346][ T7989] name failslab, interval 1, probability 0, space 0, times 0 [ 101.112029][ T7989] CPU: 0 PID: 7989 Comm: syz-executor.2 Not tainted 5.15.0-rc6-syzkaller #0 [ 101.121179][ T7989] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 101.131510][ T7989] Call Trace: [ 101.134961][ T7989] dump_stack_lvl+0xbd/0xe2 [ 101.140079][ T7989] should_fail.cold+0x5/0xa [ 101.144793][ T7989] ? device_rename+0x63/0x1b0 [ 101.149490][ T7989] should_failslab+0x5/0x10 [ 101.154089][ T7989] __kmalloc_track_caller+0x7c/0x480 [ 101.160198][ T7989] ? kobject_uevent_env+0x21a/0xf30 [ 101.165602][ T7989] kstrdup+0x29/0x50 [ 101.169851][ T7989] device_rename+0x63/0x1b0 [ 101.174896][ T7989] __dev_change_net_namespace+0xa55/0x1120 [ 101.180793][ T7989] ? check_preemption_disabled+0x36/0xf0 [ 101.186566][ T7989] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 101.192190][ T7989] ? security_capable+0x4c/0x90 [ 101.197346][ T7989] ? ns_capable+0x4c/0xc0 [ 101.201676][ T7989] do_setlink+0x20f/0x2d60 [ 101.206322][ T7989] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 101.212823][ T7989] ? __kernel_text_address+0x9/0x30 [ 101.218787][ T7989] ? rtnetlink_put_metrics+0x480/0x480 [ 101.224348][ T7989] ? mark_lock+0xf0/0x15f0 [ 101.229327][ T7989] ? mark_lock+0xf0/0x15f0 [ 101.233821][ T7989] ? lock_chain_count+0x20/0x20 [ 101.238946][ T7989] ? __lock_acquire+0xbe2/0x52b0 [ 101.244838][ T7989] ? lock_chain_count+0x20/0x20 [ 101.249762][ T7989] ? mark_lock+0xf0/0x15f0 [ 101.254432][ T7989] ? memset+0x20/0x40 [ 101.258849][ T7989] ? __nla_validate_parse+0xb2/0x1fd0 [ 101.264239][ T7989] ? lock_chain_count+0x20/0x20 [ 101.269439][ T7989] ? nla_get_range_signed+0x540/0x540 [ 101.274993][ T7989] ? __lock_acquire+0xbe2/0x52b0 [ 101.280143][ T7989] __rtnl_newlink+0xaf5/0x13e0 [ 101.285195][ T7989] ? lock_is_held_type+0xfa/0x130 [ 101.290555][ T7989] ? rtnl_setlink+0x330/0x330 [ 101.296014][ T7989] ? check_preemption_disabled+0x36/0xf0 [ 101.301768][ T7989] ? lock_release+0x424/0x7e0 [ 101.306954][ T7989] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 101.313304][ T7989] ? is_bpf_text_address+0x65/0xe0 [ 101.318458][ T7989] ? kernel_text_address+0xbd/0xf0 [ 101.323842][ T7989] ? __kernel_text_address+0x9/0x30 [ 101.329488][ T7989] ? unwind_get_return_address+0x51/0x90 [ 101.335119][ T7989] ? create_prof_cpu_mask+0x20/0x20 [ 101.340774][ T7989] ? arch_stack_walk+0x93/0xe0 [ 101.345795][ T7989] ? stack_trace_save+0x8c/0xc0 [ 101.351345][ T7989] ? stack_trace_consume_entry+0x160/0x160 [ 101.357137][ T7989] ? mark_held_locks+0x9f/0xe0 [ 101.362113][ T7989] ? kmem_cache_alloc_trace+0x40/0x440 [ 101.368274][ T7989] ? lock_is_held_type+0xfa/0x130 [ 101.373907][ T7989] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 101.380221][ T7989] ? trace_kmalloc+0x32/0xf0 [ 101.385082][ T7989] ? kmem_cache_alloc_trace+0x20b/0x440 [ 101.391078][ T7989] rtnl_newlink+0x5a/0x90 [ 101.395501][ T7989] rtnetlink_rcv_msg+0x31d/0x8d0 [ 101.400726][ T7989] ? rtnl_newlink+0x90/0x90 [ 101.406375][ T7989] ? check_preemption_disabled+0x36/0xf0 [ 101.412361][ T7989] ? netdev_core_pick_tx+0x290/0x290 [ 101.417764][ T7989] ? lock_acquire+0x180/0x5d0 [ 101.422624][ T7989] netlink_rcv_skb+0x118/0x370 [ 101.427371][ T7989] ? rtnl_newlink+0x90/0x90 [ 101.432125][ T7989] ? netlink_ack+0x930/0x930 [ 101.436708][ T7989] ? netlink_deliver_tap+0x131/0xab0 [ 101.442087][ T7989] ? netlink_deliver_tap+0x136/0xab0 [ 101.447460][ T7989] netlink_unicast+0x42e/0x700 [ 101.452315][ T7989] ? netlink_attachskb+0x750/0x750 [ 101.457405][ T7989] ? __build_skb_around+0x1f3/0x2b0 [ 101.462602][ T7989] netlink_sendmsg+0x706/0xbf0 [ 101.467348][ T7989] ? netlink_unicast+0x700/0x700 [ 101.472374][ T7989] ? netlink_unicast+0x700/0x700 [ 101.477293][ T7989] sock_sendmsg+0xab/0xe0 [ 101.481777][ T7989] ____sys_sendmsg+0x5bf/0x7a0 [ 101.486531][ T7989] ? kernel_sendmsg+0x30/0x30 [ 101.491271][ T7989] ? do_recvmmsg+0x550/0x550 [ 101.495840][ T7989] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 101.501828][ T7989] ___sys_sendmsg+0xd3/0x150 [ 101.506511][ T7989] ? sendmsg_copy_msghdr+0x110/0x110 [ 101.511801][ T7989] ? find_held_lock+0x2d/0x110 [ 101.516812][ T7989] ? check_preemption_disabled+0x36/0xf0 [ 101.522423][ T7989] ? lock_release+0x424/0x7e0 [ 101.527162][ T7989] ? __fget_files+0x17c/0x2e0 [ 101.531877][ T7989] ? lock_downgrade+0x7b0/0x7b0 [ 101.537043][ T7989] ? lock_release+0x424/0x7e0 [ 101.541693][ T7989] ? ksys_write+0x181/0x1d0 [ 101.546184][ T7989] ? check_preemption_disabled+0x36/0xf0 [ 101.551888][ T7989] ? lock_is_held_type+0xfa/0x130 [ 101.556979][ T7989] ? __fget_files+0x194/0x2e0 [ 101.561637][ T7989] ? __fget_light+0xbe/0x220 [ 101.566316][ T7989] __sys_sendmsg+0xb2/0x140 [ 101.570938][ T7989] ? __sys_sendmsg_sock+0x10/0x10 [ 101.576137][ T7989] ? check_preemption_disabled+0x36/0xf0 [ 101.581771][ T7989] ? syscall_enter_from_user_mode+0x1d/0x60 [ 101.587651][ T7989] ? lockdep_hardirqs_on+0x54/0x100 [ 101.593015][ T7989] do_syscall_64+0x35/0xb0 [ 101.597589][ T7989] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 101.603795][ T7989] RIP: 0033:0x464d29 [ 101.607795][ T7989] 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 [ 101.627695][ T7989] RSP: 002b:00007f654eafd188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 101.636379][ T7989] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 101.644343][ T7989] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 101.652302][ T7989] RBP: 00007f654eafd1d0 R08: 0000000000000000 R09: 0000000000000000 [ 101.660264][ T7989] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 101.668222][ T7989] R13: 00007ffdf54ad88f R14: 00007f654eafd300 R15: 0000000000022000 [ 101.687175][ T7989] ------------[ cut here ]------------ [ 101.698069][ T7989] WARNING: CPU: 0 PID: 7989 at net/core/dev.c:11223 __dev_change_net_namespace+0xe5a/0x1120 [ 101.709390][ T7989] Modules linked in: [ 101.713941][ T7989] CPU: 0 PID: 7989 Comm: syz-executor.2 Not tainted 5.15.0-rc6-syzkaller #0 [ 101.722793][ T7989] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 101.734493][ T7989] RIP: 0010:__dev_change_net_namespace+0xe5a/0x1120 [ 101.743657][ T7989] Code: 00 00 48 c7 c6 40 fe 9c 88 48 c7 c7 80 fe 9c 88 c6 05 31 e5 97 04 01 e8 6b 64 a4 01 0f 0b e9 71 f2 ff ff 0f 0b e9 1d fc ff ff <0f> 0b e9 fc fb ff ff 41 bd ea ff ff ff e9 17 f4 ff ff e8 8f e7 de [ 101.764795][ T7989] RSP: 0018:ffffc9000310ed98 EFLAGS: 00010282 [ 101.771243][ T7989] RAX: 00000000fffffff4 RBX: ffffffff8a329b40 RCX: 0000000000000001 [ 101.780130][ T7989] RDX: dffffc0000000000 RSI: ffffffff87eb8780 RDI: ffffffff88347cc0 [ 101.788949][ T7989] RBP: ffff888179aea000 R08: 0000000000000000 R09: ffff8881f6433d8b [ 101.798214][ T7989] R10: ffffed103ec867b1 R11: 6637303030302052 R12: ffff888179aeac00 [ 101.807039][ T7989] R13: ffff888179aea098 R14: 00000000000000a2 R15: 0000000000000000 [ 101.816580][ T7989] FS: 00007f654eafd700(0000) GS:ffff8881f6400000(0000) knlGS:0000000000000000 [ 101.826425][ T7989] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 101.834202][ T7989] CR2: 00007fa97f56c028 CR3: 0000000162e0a006 CR4: 00000000003706f0 [ 101.842639][ T7989] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 101.851041][ T7989] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 101.859478][ T7989] Call Trace: [ 101.862913][ T7989] ? check_preemption_disabled+0x36/0xf0 [ 101.868901][ T7989] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 101.874485][ T7989] ? security_capable+0x4c/0x90 [ 101.879378][ T7989] ? ns_capable+0x4c/0xc0 [ 101.884043][ T7989] do_setlink+0x20f/0x2d60 [ 101.888467][ T7989] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 101.894948][ T7989] ? __kernel_text_address+0x9/0x30 [ 101.900235][ T7989] ? rtnetlink_put_metrics+0x480/0x480 [ 101.909332][ T7989] ? mark_lock+0xf0/0x15f0 [ 101.914615][ T7989] ? mark_lock+0xf0/0x15f0 [ 101.919117][ T7989] ? lock_chain_count+0x20/0x20 [ 101.925064][ T7989] ? __lock_acquire+0xbe2/0x52b0 [ 101.930000][ T7989] ? lock_chain_count+0x20/0x20 [ 101.936359][ T7989] ? mark_lock+0xf0/0x15f0 [ 101.940891][ T7989] ? memset+0x20/0x40 [ 101.946366][ T7989] ? __nla_validate_parse+0xb2/0x1fd0 [ 101.951746][ T7989] ? lock_chain_count+0x20/0x20 [ 101.957768][ T7989] ? nla_get_range_signed+0x540/0x540 [ 101.963152][ T7989] ? __lock_acquire+0xbe2/0x52b0 [ 101.969226][ T7989] __rtnl_newlink+0xaf5/0x13e0 [ 101.974999][ T7989] ? lock_is_held_type+0xfa/0x130 [ 101.980115][ T7989] ? rtnl_setlink+0x330/0x330 [ 101.986081][ T7989] ? check_preemption_disabled+0x36/0xf0 [ 101.992032][ T7989] ? lock_release+0x424/0x7e0 [ 101.998013][ T7989] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 102.005084][ T7989] ? is_bpf_text_address+0x65/0xe0 [ 102.010195][ T7989] ? kernel_text_address+0xbd/0xf0 [ 102.019410][ T7989] ? __kernel_text_address+0x9/0x30 [ 102.026833][ T7989] ? unwind_get_return_address+0x51/0x90 [ 102.032552][ T7989] ? create_prof_cpu_mask+0x20/0x20 [ 102.038865][ T7989] ? arch_stack_walk+0x93/0xe0 [ 102.043646][ T7989] ? stack_trace_save+0x8c/0xc0 [ 102.049429][ T7989] ? stack_trace_consume_entry+0x160/0x160 [ 102.056128][ T7989] ? mark_held_locks+0x9f/0xe0 [ 102.061152][ T7989] ? kmem_cache_alloc_trace+0x40/0x440 [ 102.067850][ T7989] ? lock_is_held_type+0xfa/0x130 [ 102.072890][ T7989] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 102.079649][ T7989] ? trace_kmalloc+0x32/0xf0 [ 102.084248][ T7989] ? kmem_cache_alloc_trace+0x20b/0x440 [ 102.090909][ T7989] rtnl_newlink+0x5a/0x90 [ 102.096114][ T7989] rtnetlink_rcv_msg+0x31d/0x8d0 [ 102.101142][ T7989] ? rtnl_newlink+0x90/0x90 [ 102.107144][ T7989] ? check_preemption_disabled+0x36/0xf0 [ 102.112937][ T7989] ? netdev_core_pick_tx+0x290/0x290 [ 102.119349][ T7989] ? lock_acquire+0x180/0x5d0 [ 102.124368][ T7989] netlink_rcv_skb+0x118/0x370 [ 102.131964][ T7989] ? rtnl_newlink+0x90/0x90 [ 102.138483][ T7989] ? netlink_ack+0x930/0x930 [ 102.143554][ T7989] ? netlink_deliver_tap+0x131/0xab0 [ 102.149811][ T7989] ? netlink_deliver_tap+0x136/0xab0 [ 102.156216][ T7989] netlink_unicast+0x42e/0x700 [ 102.161153][ T7989] ? netlink_attachskb+0x750/0x750 [ 102.167581][ T7989] ? __build_skb_around+0x1f3/0x2b0 [ 102.172975][ T7989] netlink_sendmsg+0x706/0xbf0 [ 102.178964][ T7989] ? netlink_unicast+0x700/0x700 [ 102.183909][ T7989] ? netlink_unicast+0x700/0x700 [ 102.189718][ T7989] sock_sendmsg+0xab/0xe0 [ 102.194040][ T7989] ____sys_sendmsg+0x5bf/0x7a0 [ 102.200439][ T7989] ? kernel_sendmsg+0x30/0x30 [ 102.206339][ T7989] ? do_recvmmsg+0x550/0x550 [ 102.211362][ T7989] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 102.219067][ T7989] ___sys_sendmsg+0xd3/0x150 [ 102.223765][ T7989] ? sendmsg_copy_msghdr+0x110/0x110 [ 102.229589][ T7989] ? find_held_lock+0x2d/0x110 [ 102.234431][ T7989] ? check_preemption_disabled+0x36/0xf0 [ 102.241315][ T7989] ? lock_release+0x424/0x7e0 [ 102.249520][ T7989] ? __fget_files+0x17c/0x2e0 [ 102.254471][ T7989] ? lock_downgrade+0x7b0/0x7b0 [ 102.260003][ T7989] ? lock_release+0x424/0x7e0 [ 102.264771][ T7989] ? ksys_write+0x181/0x1d0 [ 102.269828][ T7989] ? check_preemption_disabled+0x36/0xf0 [ 102.276227][ T7989] ? lock_is_held_type+0xfa/0x130 [ 102.281261][ T7989] ? __fget_files+0x194/0x2e0 [ 102.286546][ T7989] ? __fget_light+0xbe/0x220 [ 102.291246][ T7989] __sys_sendmsg+0xb2/0x140 [ 102.296265][ T7989] ? __sys_sendmsg_sock+0x10/0x10 [ 102.301306][ T7989] ? check_preemption_disabled+0x36/0xf0 [ 102.307364][ T7989] ? syscall_enter_from_user_mode+0x1d/0x60 [ 102.313442][ T7989] ? lockdep_hardirqs_on+0x54/0x100 [ 102.319092][ T7989] do_syscall_64+0x35/0xb0 [ 102.323511][ T7989] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 102.329712][ T7989] RIP: 0033:0x464d29 [ 102.333606][ T7989] 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 [ 102.355851][ T7989] RSP: 002b:00007f654eafd188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 102.364712][ T7989] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 102.373233][ T7989] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 102.381460][ T7989] RBP: 00007f654eafd1d0 R08: 0000000000000000 R09: 0000000000000000 [ 102.390041][ T7989] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 102.398465][ T7989] R13: 00007ffdf54ad88f R14: 00007f654eafd300 R15: 0000000000022000 [ 102.406828][ T7989] irq event stamp: 5531 [ 102.410983][ T7989] hardirqs last enabled at (5539): [] __up_console_sem+0xb3/0x120 [ 102.420799][ T7989] hardirqs last disabled at (5570): [] __schedule+0x116d/0x2170 [ 102.430390][ T7989] softirqs last enabled at (5602): [] __irq_exit_rcu+0x194/0x220 [ 102.440381][ T7989] softirqs last disabled at (5615): [] __irq_exit_rcu+0x194/0x220 [ 102.450539][ T7989] ---[ end trace 2f5d93ffeecef2af ]--- [ 102.476202][ T8011] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 102.547129][ T8022] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 102.619422][ T8023] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 102.661855][ T8041] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 102.803899][ T8073] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 102.857274][ T8104] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 102.915439][ T8104] sysfs: cannot create duplicate filename '/devices/virtual/net/veth3' [ 103.003860][ T8104] CPU: 0 PID: 8104 Comm: syz-executor.2 Tainted: G W 5.15.0-rc6-syzkaller #0 [ 103.013945][ T8104] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 103.023998][ T8104] Call Trace: [ 103.027364][ T8104] dump_stack_lvl+0xbd/0xe2 [ 103.031955][ T8104] sysfs_warn_dup.cold+0x17/0x24 [ 103.037544][ T8104] sysfs_create_dir_ns+0x1e9/0x260 [ 103.043100][ T8104] ? sysfs_create_mount_point+0x80/0x80 [ 103.048821][ T8104] ? rwlock_bug.part.0+0x90/0x90 [ 103.053857][ T8104] kobject_add_internal+0x274/0x7f0 [ 103.059339][ T8104] kobject_add+0x120/0x190 [ 103.063842][ T8104] ? kset_create_and_add+0x170/0x170 [ 103.069252][ T8104] ? lockdep_init_map_type+0x2c3/0x870 [ 103.074809][ T8104] device_add+0x2cd/0x1cd0 [ 103.079235][ T8104] ? dev_set_name+0xa6/0xd0 [ 103.083737][ T8104] ? device_initialize+0x540/0x540 [ 103.088843][ T8104] ? lockdep_init_map_type+0x2c3/0x870 [ 103.094305][ T8104] ? __fw_devlink_link_to_suppliers+0x550/0x550 [ 103.101031][ T8104] netdev_register_kobject+0x162/0x350 [ 103.106592][ T8104] register_netdevice+0xa77/0x1190 [ 103.111708][ T8104] ? netdev_change_features+0xa0/0xa0 [ 103.117439][ T8104] ? rtnl_create_link+0x87c/0xba0 [ 103.122471][ T8104] veth_newlink+0x37b/0x9b0 [ 103.127247][ T8104] ? __rtnl_newlink+0x13a1/0x13e0 [ 103.132271][ T8104] ? veth_set_features+0x140/0x140 [ 103.137418][ T8104] ? netlink_sendmsg+0x706/0xbf0 [ 103.142355][ T8104] ? sock_sendmsg+0xab/0xe0 [ 103.146861][ T8104] ? ____sys_sendmsg+0x5bf/0x7a0 [ 103.151800][ T8104] ? ___sys_sendmsg+0xd3/0x150 [ 103.156560][ T8104] ? __sys_sendmsg+0xb2/0x140 [ 103.161408][ T8104] ? do_syscall_64+0x35/0xb0 [ 103.166087][ T8104] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 103.172333][ T8104] ? lock_is_held_type+0xfa/0x130 [ 103.177368][ T8104] ? find_held_lock+0x2d/0x110 [ 103.182496][ T8104] ? check_preemption_disabled+0x36/0xf0 [ 103.188530][ T8104] ? lock_release+0x424/0x7e0 [ 103.193207][ T8104] ? kmem_cache_alloc_node_trace+0x4f/0x570 [ 103.199482][ T8104] ? mark_held_locks+0x9f/0xe0 [ 103.204438][ T8104] ? lock_is_held_type+0xfa/0x130 [ 103.210231][ T8104] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 103.215957][ T8104] ? kmem_cache_alloc_node_trace+0x420/0x570 [ 103.222162][ T8104] ? memset+0x20/0x40 [ 103.226371][ T8104] ? memcpy+0x39/0x60 [ 103.230542][ T8104] ? alloc_netdev_mqs+0x916/0xdc0 [ 103.235745][ T8104] ? security_capable+0x4c/0x90 [ 103.241131][ T8104] ? rtnl_create_link+0x87c/0xba0 [ 103.246557][ T8104] __rtnl_newlink+0xd16/0x13e0 [ 103.251351][ T8104] ? lock_is_held_type+0xfa/0x130 [ 103.257323][ T8104] ? rtnl_setlink+0x330/0x330 [ 103.262470][ T8104] ? check_preemption_disabled+0x36/0xf0 [ 103.268562][ T8104] ? lock_release+0x424/0x7e0 [ 103.273508][ T8104] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 103.279589][ T8104] ? is_bpf_text_address+0x65/0xe0 [ 103.284729][ T8104] ? kernel_text_address+0xbd/0xf0 [ 103.290536][ T8104] ? __kernel_text_address+0x9/0x30 [ 103.295979][ T8104] ? unwind_get_return_address+0x51/0x90 [ 103.301778][ T8104] ? create_prof_cpu_mask+0x20/0x20 [ 103.307160][ T8104] ? arch_stack_walk+0x93/0xe0 [ 103.311959][ T8104] ? stack_trace_save+0x8c/0xc0 [ 103.316819][ T8104] ? stack_trace_consume_entry+0x160/0x160 [ 103.322710][ T8104] ? mark_held_locks+0x9f/0xe0 [ 103.327519][ T8104] ? kmem_cache_alloc_trace+0x40/0x440 [ 103.333098][ T8104] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 103.338649][ T8104] ? trace_kmalloc+0x32/0xf0 [ 103.343337][ T8104] ? kmem_cache_alloc_trace+0x20b/0x440 [ 103.348905][ T8104] rtnl_newlink+0x5a/0x90 [ 103.353508][ T8104] rtnetlink_rcv_msg+0x31d/0x8d0 [ 103.358630][ T8104] ? rtnl_newlink+0x90/0x90 [ 103.363429][ T8104] ? check_preemption_disabled+0x36/0xf0 [ 103.369175][ T8104] ? netdev_core_pick_tx+0x290/0x290 [ 103.374548][ T8104] ? lock_acquire+0x180/0x5d0 [ 103.379230][ T8104] netlink_rcv_skb+0x118/0x370 [ 103.384271][ T8104] ? rtnl_newlink+0x90/0x90 [ 103.388866][ T8104] ? netlink_ack+0x930/0x930 [ 103.393633][ T8104] ? netlink_deliver_tap+0x131/0xab0 [ 103.399038][ T8104] ? netlink_deliver_tap+0x136/0xab0 [ 103.404536][ T8104] netlink_unicast+0x42e/0x700 [ 103.409406][ T8104] ? netlink_attachskb+0x750/0x750 [ 103.414643][ T8104] ? __build_skb_around+0x1f3/0x2b0 [ 103.419877][ T8104] netlink_sendmsg+0x706/0xbf0 [ 103.424773][ T8104] ? netlink_unicast+0x700/0x700 [ 103.429820][ T8104] ? netlink_unicast+0x700/0x700 [ 103.435037][ T8104] sock_sendmsg+0xab/0xe0 [ 103.439514][ T8104] ____sys_sendmsg+0x5bf/0x7a0 [ 103.444468][ T8104] ? kernel_sendmsg+0x30/0x30 [ 103.449240][ T8104] ? do_recvmmsg+0x550/0x550 [ 103.453925][ T8104] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 103.459915][ T8104] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 103.466017][ T8104] ___sys_sendmsg+0xd3/0x150 [ 103.470806][ T8104] ? sendmsg_copy_msghdr+0x110/0x110 [ 103.476263][ T8104] ? find_held_lock+0x2d/0x110 [ 103.481049][ T8104] ? check_preemption_disabled+0x36/0xf0 [ 103.486858][ T8104] ? lock_release+0x424/0x7e0 [ 103.491983][ T8104] ? __fget_files+0x17c/0x2e0 [ 103.496872][ T8104] ? lock_downgrade+0x7b0/0x7b0 [ 103.501807][ T8104] ? lock_downgrade+0x7b0/0x7b0 [ 103.506851][ T8104] ? futex_exit_release+0x200/0x200 [ 103.512879][ T8104] ? check_preemption_disabled+0x36/0xf0 [ 103.518803][ T8104] ? lock_is_held_type+0xfa/0x130 [ 103.523843][ T8104] ? __fget_files+0x194/0x2e0 [ 103.528612][ T8104] ? __fget_light+0xbe/0x220 [ 103.533208][ T8104] __sys_sendmsg+0xb2/0x140 [ 103.537801][ T8104] ? __sys_sendmsg_sock+0x10/0x10 [ 103.542825][ T8104] ? __do_sys_futex+0xa9/0x2d0 [ 103.547618][ T8104] ? check_preemption_disabled+0x36/0xf0 [ 103.553844][ T8104] ? syscall_enter_from_user_mode+0x1d/0x60 [ 103.560010][ T8104] ? lockdep_hardirqs_on+0x54/0x100 [ 103.565652][ T8104] do_syscall_64+0x35/0xb0 [ 103.570068][ T8104] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 103.575960][ T8104] RIP: 0033:0x464d29 [ 103.579852][ T8104] 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 [ 103.601849][ T8104] RSP: 002b:00007f654eb1e188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 103.610523][ T8104] RAX: ffffffffffffffda RBX: 000000000055cfa0 RCX: 0000000000464d29 [ 103.618844][ T8104] RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000006 [ 103.626902][ T8104] RBP: 00000000004af6ec R08: 0000000000000000 R09: 0000000000000000 [ 103.635060][ T8104] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000055cfa0 [ 103.643552][ T8104] R13: 00007ffdf54ad88f R14: 00007f654eb1e300 R15: 0000000000022000 [ 103.666305][ T8104] kobject_add_internal failed for veth3 with -EEXIST, don't try to register things with the same name in the same directory. [ 103.689945][ T8129] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 103.850656][ T8136] FAULT_INJECTION: forcing a failure. [ 103.850656][ T8136] name failslab, interval 1, probability 0, space 0, times 0 [ 103.897094][ T8136] CPU: 1 PID: 8136 Comm: syz-executor.0 Tainted: G W 5.15.0-rc6-syzkaller #0 [ 103.907432][ T8136] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 103.917960][ T8136] Call Trace: [ 103.921253][ T8136] dump_stack_lvl+0xbd/0xe2 [ 103.926099][ T8136] should_fail.cold+0x5/0xa [ 103.930686][ T8136] should_failslab+0x5/0x10 [ 103.935198][ T8136] kmem_cache_alloc_trace+0x57/0x440 [ 103.940976][ T8136] ? kobj_ns_initial+0x70/0x70 [ 103.947737][ T8136] call_usermodehelper_setup+0x7a/0x300 [ 103.953738][ T8136] kobject_uevent_env+0xa93/0xf30 [ 103.958869][ T8136] ? check_preemption_disabled+0x36/0xf0 [ 103.964595][ T8136] ? __local_bh_enable_ip+0x11f/0x220 [ 103.970253][ T8136] ? __dev_change_net_namespace+0x3fe/0x1120 [ 103.976394][ T8136] ? lockdep_hardirqs_on+0x54/0x100 [ 103.981582][ T8136] __dev_change_net_namespace+0x80b/0x1120 [ 103.987383][ T8136] ? check_preemption_disabled+0x36/0xf0 [ 103.993099][ T8136] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 103.998383][ T8136] ? security_capable+0x4c/0x90 [ 104.003319][ T8136] ? ns_capable+0x4c/0xc0 [ 104.007668][ T8136] do_setlink+0x20f/0x2d60 [ 104.012397][ T8136] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 104.018699][ T8136] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 104.024757][ T8136] ? rtnetlink_put_metrics+0x480/0x480 [ 104.030893][ T8136] ? mark_lock+0xf0/0x15f0 [ 104.035406][ T8136] ? mark_lock+0xf0/0x15f0 [ 104.039802][ T8136] ? lock_chain_count+0x20/0x20 [ 104.044874][ T8136] ? __lock_acquire+0xbe2/0x52b0 [ 104.049810][ T8136] ? lock_chain_count+0x20/0x20 [ 104.054654][ T8136] ? mark_lock+0xf0/0x15f0 [ 104.059228][ T8136] ? memset+0x20/0x40 [ 104.063655][ T8136] ? __nla_validate_parse+0xb2/0x1fd0 [ 104.069037][ T8136] ? lock_chain_count+0x20/0x20 [ 104.073878][ T8136] ? nla_get_range_signed+0x540/0x540 [ 104.079837][ T8136] ? __lock_acquire+0xbe2/0x52b0 [ 104.084768][ T8136] __rtnl_newlink+0xaf5/0x13e0 [ 104.089534][ T8136] ? lock_is_held_type+0xfa/0x130 [ 104.094821][ T8136] ? rtnl_setlink+0x330/0x330 [ 104.099692][ T8136] ? check_preemption_disabled+0x36/0xf0 [ 104.105321][ T8136] ? lock_release+0x424/0x7e0 [ 104.110095][ T8136] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 104.116284][ T8136] ? is_bpf_text_address+0x65/0xe0 [ 104.121648][ T8136] ? kernel_text_address+0xbd/0xf0 [ 104.126771][ T8136] ? __kernel_text_address+0x9/0x30 [ 104.132060][ T8136] ? unwind_get_return_address+0x51/0x90 [ 104.137776][ T8136] ? create_prof_cpu_mask+0x20/0x20 [ 104.143051][ T8136] ? arch_stack_walk+0x93/0xe0 [ 104.147841][ T8136] ? stack_trace_save+0x8c/0xc0 [ 104.152858][ T8136] ? stack_trace_consume_entry+0x160/0x160 [ 104.158752][ T8136] ? mark_held_locks+0x9f/0xe0 [ 104.163636][ T8136] ? kmem_cache_alloc_trace+0x40/0x440 [ 104.169104][ T8136] ? lock_is_held_type+0xfa/0x130 [ 104.174118][ T8136] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 104.179640][ T8136] ? trace_kmalloc+0x32/0xf0 [ 104.184206][ T8136] ? kmem_cache_alloc_trace+0x20b/0x440 [ 104.189758][ T8136] rtnl_newlink+0x5a/0x90 [ 104.194066][ T8136] rtnetlink_rcv_msg+0x31d/0x8d0 [ 104.199072][ T8136] ? rtnl_newlink+0x90/0x90 [ 104.203567][ T8136] ? check_preemption_disabled+0x36/0xf0 [ 104.209185][ T8136] ? netdev_core_pick_tx+0x290/0x290 [ 104.214446][ T8136] ? lock_acquire+0x180/0x5d0 [ 104.219187][ T8136] netlink_rcv_skb+0x118/0x370 [ 104.223942][ T8136] ? rtnl_newlink+0x90/0x90 [ 104.228431][ T8136] ? netlink_ack+0x930/0x930 [ 104.233185][ T8136] ? netlink_deliver_tap+0x131/0xab0 [ 104.238500][ T8136] ? netlink_deliver_tap+0x136/0xab0 [ 104.243777][ T8136] netlink_unicast+0x42e/0x700 [ 104.248531][ T8136] ? netlink_attachskb+0x750/0x750 [ 104.253736][ T8136] ? __build_skb_around+0x1f3/0x2b0 [ 104.258914][ T8136] netlink_sendmsg+0x706/0xbf0 [ 104.263666][ T8136] ? netlink_unicast+0x700/0x700 [ 104.268594][ T8136] ? netlink_unicast+0x700/0x700 [ 104.273607][ T8136] sock_sendmsg+0xab/0xe0 [ 104.278025][ T8136] ____sys_sendmsg+0x5bf/0x7a0 [ 104.282774][ T8136] ? kernel_sendmsg+0x30/0x30 [ 104.287798][ T8136] ? do_recvmmsg+0x550/0x550 [ 104.292503][ T8136] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 104.298570][ T8136] ___sys_sendmsg+0xd3/0x150 [ 104.303336][ T8136] ? sendmsg_copy_msghdr+0x110/0x110 [ 104.308869][ T8136] ? find_held_lock+0x2d/0x110 [ 104.313646][ T8136] ? check_preemption_disabled+0x36/0xf0 [ 104.319351][ T8136] ? lock_release+0x424/0x7e0 [ 104.324457][ T8136] ? __fget_files+0x17c/0x2e0 [ 104.329378][ T8136] ? lock_downgrade+0x7b0/0x7b0 [ 104.334231][ T8136] ? lock_release+0x424/0x7e0 [ 104.338902][ T8136] ? ksys_write+0x181/0x1d0 [ 104.343409][ T8136] ? check_preemption_disabled+0x36/0xf0 [ 104.349041][ T8136] ? lock_is_held_type+0xfa/0x130 [ 104.354049][ T8136] ? __fget_files+0x194/0x2e0 [ 104.358973][ T8136] ? __fget_light+0xbe/0x220 [ 104.363648][ T8136] __sys_sendmsg+0xb2/0x140 [ 104.368335][ T8136] ? __sys_sendmsg_sock+0x10/0x10 [ 104.374130][ T8136] ? check_preemption_disabled+0x36/0xf0 [ 104.379849][ T8136] ? syscall_enter_from_user_mode+0x1d/0x60 [ 104.386688][ T8136] ? lockdep_hardirqs_on+0x54/0x100 [ 104.391991][ T8136] do_syscall_64+0x35/0xb0 [ 104.396920][ T8136] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 104.403238][ T8136] RIP: 0033:0x464d29 [ 104.407127][ T8136] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 104.427522][ T8136] RSP: 002b:00007fb074e9d188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 104.436366][ T8136] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 104.444776][ T8136] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 104.453442][ T8136] RBP: 00007fb074e9d1d0 R08: 0000000000000000 R09: 0000000000000000 [ 104.461770][ T8136] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 104.469819][ T8136] R13: 00007ffea1700bdf R14: 00007fb074e9d300 R15: 0000000000022000 [ 104.494426][ T8159] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 104.530052][ T8163] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 104.643113][ T8172] FAULT_INJECTION: forcing a failure. [ 104.643113][ T8172] name failslab, interval 1, probability 0, space 0, times 0 [ 104.656291][ T8172] CPU: 1 PID: 8172 Comm: syz-executor.4 Tainted: G W 5.15.0-rc6-syzkaller #0 [ 104.666354][ T8172] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 104.676490][ T8172] Call Trace: [ 104.679937][ T8172] dump_stack_lvl+0xbd/0xe2 [ 104.684657][ T8172] should_fail.cold+0x5/0xa [ 104.689140][ T8172] should_failslab+0x5/0x10 [ 104.693691][ T8172] kmem_cache_alloc_node_trace+0x66/0x570 [ 104.699666][ T8172] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 104.705600][ T8172] __kmalloc_node_track_caller+0x38/0x60 [ 104.711394][ T8172] __alloc_skb+0x8b/0x280 [ 104.715733][ T8172] alloc_uevent_skb+0x76/0x200 [ 104.720766][ T8172] kobject_uevent_env+0xc42/0xf30 [ 104.725778][ T8172] ? check_preemption_disabled+0x36/0xf0 [ 104.731539][ T8172] ? __local_bh_enable_ip+0x11f/0x220 [ 104.736901][ T8172] ? __dev_change_net_namespace+0x3fe/0x1120 [ 104.742873][ T8172] ? lockdep_hardirqs_on+0x54/0x100 [ 104.748062][ T8172] __dev_change_net_namespace+0x80b/0x1120 [ 104.753853][ T8172] ? check_preemption_disabled+0x36/0xf0 [ 104.759502][ T8172] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 104.764701][ T8172] ? security_capable+0x4c/0x90 [ 104.769924][ T8172] ? ns_capable+0x4c/0xc0 [ 104.774351][ T8172] do_setlink+0x20f/0x2d60 [ 104.778767][ T8172] ? lock_chain_count+0x20/0x20 [ 104.783641][ T8172] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 104.789743][ T8172] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 104.795972][ T8172] ? rtnetlink_put_metrics+0x480/0x480 [ 104.801445][ T8172] ? mark_lock+0xf0/0x15f0 [ 104.805860][ T8172] ? mark_lock+0xf0/0x15f0 [ 104.810360][ T8172] ? lock_chain_count+0x20/0x20 [ 104.815191][ T8172] ? __lock_acquire+0xbe2/0x52b0 [ 104.820141][ T8172] ? lock_chain_count+0x20/0x20 [ 104.824967][ T8172] ? mark_lock+0xf0/0x15f0 [ 104.829366][ T8172] ? __lock_acquire+0x159d/0x52b0 [ 104.834378][ T8172] ? memset+0x20/0x40 [ 104.838357][ T8172] ? __nla_validate_parse+0xb2/0x1fd0 [ 104.843726][ T8172] ? lock_chain_count+0x20/0x20 [ 104.848571][ T8172] ? nla_get_range_signed+0x540/0x540 [ 104.853957][ T8172] ? __lock_acquire+0xbe2/0x52b0 [ 104.858890][ T8172] __rtnl_newlink+0xaf5/0x13e0 [ 104.863744][ T8172] ? lock_is_held_type+0xfa/0x130 [ 104.868759][ T8172] ? rtnl_setlink+0x330/0x330 [ 104.873423][ T8172] ? check_preemption_disabled+0x36/0xf0 [ 104.879056][ T8172] ? lock_release+0x424/0x7e0 [ 104.883730][ T8172] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 104.889796][ T8172] ? is_bpf_text_address+0x65/0xe0 [ 104.894983][ T8172] ? kernel_text_address+0xbd/0xf0 [ 104.900176][ T8172] ? __kernel_text_address+0x9/0x30 [ 104.905362][ T8172] ? unwind_get_return_address+0x51/0x90 [ 104.911082][ T8172] ? create_prof_cpu_mask+0x20/0x20 [ 104.916372][ T8172] ? arch_stack_walk+0x93/0xe0 [ 104.921251][ T8172] ? stack_trace_save+0x8c/0xc0 [ 104.926097][ T8172] ? stack_trace_consume_entry+0x160/0x160 [ 104.931895][ T8172] ? mark_held_locks+0x9f/0xe0 [ 104.936676][ T8172] ? kmem_cache_alloc_trace+0x40/0x440 [ 104.942219][ T8172] ? lock_is_held_type+0xfa/0x130 [ 104.947233][ T8172] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 104.952875][ T8172] ? trace_kmalloc+0x32/0xf0 [ 104.957664][ T8172] ? kmem_cache_alloc_trace+0x20b/0x440 [ 104.963395][ T8172] rtnl_newlink+0x5a/0x90 [ 104.967991][ T8172] rtnetlink_rcv_msg+0x31d/0x8d0 [ 104.973012][ T8172] ? rcu_preempt_deferred_qs_irqrestore+0x4c3/0xb90 [ 104.979593][ T8172] ? rtnl_newlink+0x90/0x90 [ 104.984088][ T8172] ? lockdep_hardirqs_on_prepare+0x17b/0x450 [ 104.990066][ T8172] ? _raw_spin_unlock_irqrestore+0x40/0x90 [ 104.996129][ T8172] netlink_rcv_skb+0x118/0x370 [ 105.000873][ T8172] ? rtnl_newlink+0x90/0x90 [ 105.005448][ T8172] ? netlink_ack+0x930/0x930 [ 105.010030][ T8172] ? netlink_deliver_tap+0x131/0xab0 [ 105.015315][ T8172] ? netlink_deliver_tap+0x136/0xab0 [ 105.020669][ T8172] netlink_unicast+0x42e/0x700 [ 105.025423][ T8172] ? netlink_attachskb+0x750/0x750 [ 105.030532][ T8172] ? __build_skb_around+0x1f3/0x2b0 [ 105.035731][ T8172] netlink_sendmsg+0x706/0xbf0 [ 105.040564][ T8172] ? netlink_unicast+0x700/0x700 [ 105.045656][ T8172] ? netlink_unicast+0x700/0x700 [ 105.050896][ T8172] sock_sendmsg+0xab/0xe0 [ 105.055254][ T8172] ____sys_sendmsg+0x5bf/0x7a0 [ 105.060005][ T8172] ? kernel_sendmsg+0x30/0x30 [ 105.064856][ T8172] ? do_recvmmsg+0x550/0x550 [ 105.069536][ T8172] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 105.076064][ T8172] ___sys_sendmsg+0xd3/0x150 [ 105.080751][ T8172] ? sendmsg_copy_msghdr+0x110/0x110 [ 105.086108][ T8172] ? find_held_lock+0x2d/0x110 [ 105.090868][ T8172] ? check_preemption_disabled+0x36/0xf0 [ 105.096491][ T8172] ? lock_release+0x424/0x7e0 [ 105.101250][ T8172] ? __fget_files+0x17c/0x2e0 [ 105.106288][ T8172] ? lock_downgrade+0x7b0/0x7b0 [ 105.111237][ T8172] ? lock_release+0x424/0x7e0 [ 105.116266][ T8172] ? ksys_write+0x181/0x1d0 [ 105.120776][ T8172] ? check_preemption_disabled+0x36/0xf0 [ 105.126553][ T8172] ? lock_is_held_type+0xfa/0x130 [ 105.131930][ T8172] ? __fget_files+0x194/0x2e0 [ 105.136697][ T8172] ? __fget_light+0xbe/0x220 [ 105.141287][ T8172] __sys_sendmsg+0xb2/0x140 [ 105.145786][ T8172] ? __sys_sendmsg_sock+0x10/0x10 [ 105.150817][ T8172] ? check_preemption_disabled+0x36/0xf0 [ 105.156462][ T8172] ? syscall_enter_from_user_mode+0x1d/0x60 [ 105.162351][ T8172] ? lockdep_hardirqs_on+0x54/0x100 [ 105.167538][ T8172] do_syscall_64+0x35/0xb0 [ 105.171947][ T8172] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 105.178035][ T8172] RIP: 0033:0x464d29 [ 105.182081][ T8172] 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 [ 105.202061][ T8172] RSP: 002b:00007fb278aff188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 105.210467][ T8172] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 105.218606][ T8172] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 105.226846][ T8172] RBP: 00007fb278aff1d0 R08: 0000000000000000 R09: 0000000000000000 [ 105.234814][ T8172] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 105.242781][ T8172] R13: 00007ffd1bc2844f R14: 00007fb278aff300 R15: 0000000000022000 [ 105.299451][ T8187] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 105.375536][ T8222] sysfs: cannot create duplicate filename '/devices/virtual/net/veth3' [ 105.417301][ T8222] CPU: 1 PID: 8222 Comm: syz-executor.2 Tainted: G W 5.15.0-rc6-syzkaller #0 [ 105.427464][ T8222] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 105.437607][ T8222] Call Trace: [ 105.441188][ T8222] dump_stack_lvl+0xbd/0xe2 [ 105.445690][ T8222] sysfs_warn_dup.cold+0x17/0x24 [ 105.450626][ T8222] sysfs_create_dir_ns+0x1e9/0x260 [ 105.455825][ T8222] ? sysfs_create_mount_point+0x80/0x80 [ 105.461366][ T8222] ? rwlock_bug.part.0+0x90/0x90 [ 105.466308][ T8222] kobject_add_internal+0x274/0x7f0 [ 105.471685][ T8222] kobject_add+0x120/0x190 [ 105.476101][ T8222] ? kset_create_and_add+0x170/0x170 [ 105.481652][ T8222] ? lockdep_init_map_type+0x2c3/0x870 [ 105.487122][ T8222] device_add+0x2cd/0x1cd0 [ 105.491531][ T8222] ? dev_set_name+0xa6/0xd0 [ 105.496020][ T8222] ? device_initialize+0x540/0x540 [ 105.501125][ T8222] ? lockdep_init_map_type+0x2c3/0x870 [ 105.506715][ T8222] ? __fw_devlink_link_to_suppliers+0x550/0x550 [ 105.513138][ T8222] netdev_register_kobject+0x162/0x350 [ 105.518766][ T8222] register_netdevice+0xa77/0x1190 [ 105.523873][ T8222] ? netdev_change_features+0xa0/0xa0 [ 105.529331][ T8222] ? rtnl_create_link+0x87c/0xba0 [ 105.534444][ T8222] veth_newlink+0x37b/0x9b0 [ 105.538950][ T8222] ? __rtnl_newlink+0x13a1/0x13e0 [ 105.544064][ T8222] ? veth_set_features+0x140/0x140 [ 105.549340][ T8222] ? netlink_sendmsg+0x706/0xbf0 [ 105.554278][ T8222] ? sock_sendmsg+0xab/0xe0 [ 105.558780][ T8222] ? ____sys_sendmsg+0x5bf/0x7a0 [ 105.563711][ T8222] ? ___sys_sendmsg+0xd3/0x150 [ 105.568476][ T8222] ? __sys_sendmsg+0xb2/0x140 [ 105.573147][ T8222] ? do_syscall_64+0x35/0xb0 [ 105.577728][ T8222] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 105.583788][ T8222] ? lock_is_held_type+0xfa/0x130 [ 105.588805][ T8222] ? find_held_lock+0x2d/0x110 [ 105.593561][ T8222] ? check_preemption_disabled+0x36/0xf0 [ 105.599230][ T8222] ? lock_release+0x424/0x7e0 [ 105.603905][ T8222] ? kmem_cache_alloc_node_trace+0x4f/0x570 [ 105.609987][ T8222] ? mark_held_locks+0x9f/0xe0 [ 105.614753][ T8222] ? lock_is_held_type+0xfa/0x130 [ 105.620135][ T8222] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 105.625775][ T8222] ? kmem_cache_alloc_node_trace+0x420/0x570 [ 105.631841][ T8222] ? memset+0x20/0x40 [ 105.635911][ T8222] ? memcpy+0x39/0x60 [ 105.639974][ T8222] ? alloc_netdev_mqs+0x916/0xdc0 [ 105.645134][ T8222] ? security_capable+0x4c/0x90 [ 105.650087][ T8222] ? rtnl_create_link+0x87c/0xba0 [ 105.655373][ T8222] __rtnl_newlink+0xd16/0x13e0 [ 105.660147][ T8222] ? lock_is_held_type+0xfa/0x130 [ 105.665173][ T8222] ? rtnl_setlink+0x330/0x330 [ 105.669841][ T8222] ? check_preemption_disabled+0x36/0xf0 [ 105.675530][ T8222] ? lock_release+0x424/0x7e0 [ 105.680284][ T8222] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 105.686338][ T8222] ? is_bpf_text_address+0x65/0xe0 [ 105.691439][ T8222] ? kernel_text_address+0xbd/0xf0 [ 105.696532][ T8222] ? __kernel_text_address+0x9/0x30 [ 105.701822][ T8222] ? unwind_get_return_address+0x51/0x90 [ 105.707436][ T8222] ? create_prof_cpu_mask+0x20/0x20 [ 105.712639][ T8222] ? arch_stack_walk+0x93/0xe0 [ 105.717687][ T8222] ? stack_trace_save+0x8c/0xc0 [ 105.722662][ T8222] ? stack_trace_consume_entry+0x160/0x160 [ 105.728453][ T8222] ? mark_held_locks+0x9f/0xe0 [ 105.733406][ T8222] ? kmem_cache_alloc_trace+0x40/0x440 [ 105.738851][ T8222] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 105.744471][ T8222] ? trace_kmalloc+0x32/0xf0 [ 105.749156][ T8222] ? kmem_cache_alloc_trace+0x20b/0x440 [ 105.754699][ T8222] rtnl_newlink+0x5a/0x90 [ 105.759111][ T8222] rtnetlink_rcv_msg+0x31d/0x8d0 [ 105.764161][ T8222] ? rtnl_newlink+0x90/0x90 [ 105.768652][ T8222] ? check_preemption_disabled+0x36/0xf0 [ 105.774269][ T8222] ? netdev_core_pick_tx+0x290/0x290 [ 105.779528][ T8222] ? lock_acquire+0x180/0x5d0 [ 105.784186][ T8222] netlink_rcv_skb+0x118/0x370 [ 105.788929][ T8222] ? rtnl_newlink+0x90/0x90 [ 105.793648][ T8222] ? netlink_ack+0x930/0x930 [ 105.798228][ T8222] ? netlink_deliver_tap+0x131/0xab0 [ 105.803607][ T8222] ? netlink_deliver_tap+0x136/0xab0 [ 105.808983][ T8222] netlink_unicast+0x42e/0x700 [ 105.813839][ T8222] ? netlink_attachskb+0x750/0x750 [ 105.819044][ T8222] ? __build_skb_around+0x1f3/0x2b0 [ 105.824321][ T8222] netlink_sendmsg+0x706/0xbf0 [ 105.829160][ T8222] ? netlink_unicast+0x700/0x700 [ 105.834281][ T8222] ? netlink_unicast+0x700/0x700 [ 105.839212][ T8222] sock_sendmsg+0xab/0xe0 [ 105.843638][ T8222] ____sys_sendmsg+0x5bf/0x7a0 [ 105.848482][ T8222] ? kernel_sendmsg+0x30/0x30 [ 105.853261][ T8222] ? do_recvmmsg+0x550/0x550 [ 105.857867][ T8222] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 105.864894][ T8222] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 105.870877][ T8222] ___sys_sendmsg+0xd3/0x150 [ 105.875639][ T8222] ? sendmsg_copy_msghdr+0x110/0x110 [ 105.880926][ T8222] ? find_held_lock+0x2d/0x110 [ 105.885767][ T8222] ? check_preemption_disabled+0x36/0xf0 [ 105.891393][ T8222] ? lock_release+0x424/0x7e0 [ 105.896436][ T8222] ? __fget_files+0x17c/0x2e0 [ 105.901127][ T8222] ? lock_downgrade+0x7b0/0x7b0 [ 105.905962][ T8222] ? lock_downgrade+0x7b0/0x7b0 [ 105.910813][ T8222] ? futex_exit_release+0x200/0x200 [ 105.915999][ T8222] ? check_preemption_disabled+0x36/0xf0 [ 105.921621][ T8222] ? lock_is_held_type+0xfa/0x130 [ 105.926745][ T8222] ? __fget_files+0x194/0x2e0 [ 105.931514][ T8222] ? __fget_light+0xbe/0x220 [ 105.936104][ T8222] __sys_sendmsg+0xb2/0x140 [ 105.940688][ T8222] ? __sys_sendmsg_sock+0x10/0x10 [ 105.945886][ T8222] ? __do_sys_futex+0xa9/0x2d0 [ 105.951011][ T8222] ? check_preemption_disabled+0x36/0xf0 [ 105.956638][ T8222] ? syscall_enter_from_user_mode+0x1d/0x60 [ 105.962535][ T8222] ? lockdep_hardirqs_on+0x54/0x100 [ 105.967980][ T8222] do_syscall_64+0x35/0xb0 [ 105.972388][ T8222] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 105.978354][ T8222] RIP: 0033:0x464d29 [ 105.982253][ T8222] 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 [ 106.001929][ T8222] RSP: 002b:00007f654eb1e188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 106.010479][ T8222] RAX: ffffffffffffffda RBX: 000000000055cfa0 RCX: 0000000000464d29 2021/10/21 22:59:42 executed programs: 127 [ 106.018447][ T8222] RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000006 [ 106.026622][ T8222] RBP: 00000000004af6ec R08: 0000000000000000 R09: 0000000000000000 [ 106.034594][ T8222] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000055cfa0 [ 106.042808][ T8222] R13: 00007ffdf54ad88f R14: 00007f654eb1e300 R15: 0000000000022000 [ 106.056221][ T8222] kobject_add_internal failed for veth3 with -EEXIST, don't try to register things with the same name in the same directory. [ 106.367383][ T8316] FAULT_INJECTION: forcing a failure. [ 106.367383][ T8316] name failslab, interval 1, probability 0, space 0, times 0 [ 106.415693][ T8316] CPU: 1 PID: 8316 Comm: syz-executor.1 Tainted: G W 5.15.0-rc6-syzkaller #0 [ 106.426077][ T8316] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 106.436384][ T8316] Call Trace: [ 106.439870][ T8316] dump_stack_lvl+0xbd/0xe2 [ 106.444470][ T8316] should_fail.cold+0x5/0xa [ 106.449078][ T8316] ? device_rename+0x63/0x1b0 [ 106.453763][ T8316] should_failslab+0x5/0x10 [ 106.458463][ T8316] __kmalloc_track_caller+0x7c/0x480 [ 106.464098][ T8316] ? kobject_uevent_env+0x21a/0xf30 [ 106.469307][ T8316] kstrdup+0x29/0x50 [ 106.473225][ T8316] device_rename+0x63/0x1b0 [ 106.477739][ T8316] __dev_change_net_namespace+0xa55/0x1120 [ 106.483662][ T8316] ? check_preemption_disabled+0x36/0xf0 [ 106.489565][ T8316] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 106.495033][ T8316] ? security_capable+0x4c/0x90 [ 106.500161][ T8316] ? ns_capable+0x4c/0xc0 [ 106.504499][ T8316] do_setlink+0x20f/0x2d60 [ 106.508921][ T8316] ? rtnetlink_put_metrics+0x480/0x480 [ 106.514388][ T8316] ? mark_lock+0xf0/0x15f0 [ 106.518983][ T8316] ? lock_chain_count+0x20/0x20 [ 106.523928][ T8316] ? mark_lock+0xf0/0x15f0 [ 106.528341][ T8316] ? memset+0x20/0x40 [ 106.532321][ T8316] ? __nla_validate_parse+0xb2/0x1fd0 [ 106.537784][ T8316] ? nla_get_range_signed+0x540/0x540 [ 106.543287][ T8316] ? __lock_acquire+0xbe2/0x52b0 [ 106.548409][ T8316] __rtnl_newlink+0xaf5/0x13e0 [ 106.553301][ T8316] ? lock_is_held_type+0xfa/0x130 [ 106.558669][ T8316] ? rtnl_setlink+0x330/0x330 [ 106.563548][ T8316] ? check_preemption_disabled+0x36/0xf0 [ 106.569198][ T8316] ? lock_release+0x424/0x7e0 [ 106.574057][ T8316] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 106.580223][ T8316] ? is_bpf_text_address+0x65/0xe0 [ 106.585348][ T8316] ? kernel_text_address+0xbd/0xf0 [ 106.590521][ T8316] ? __kernel_text_address+0x9/0x30 [ 106.595892][ T8316] ? unwind_get_return_address+0x51/0x90 [ 106.601789][ T8316] ? create_prof_cpu_mask+0x20/0x20 [ 106.608677][ T8316] ? arch_stack_walk+0x93/0xe0 [ 106.613641][ T8316] ? stack_trace_save+0x8c/0xc0 [ 106.619279][ T8316] ? stack_trace_consume_entry+0x160/0x160 [ 106.626184][ T8316] ? kmem_cache_alloc_trace+0x40/0x440 [ 106.632177][ T8316] ? lock_is_held_type+0xfa/0x130 [ 106.637260][ T8316] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 106.644290][ T8316] ? trace_kmalloc+0x32/0xf0 [ 106.649250][ T8316] ? kmem_cache_alloc_trace+0x20b/0x440 [ 106.654975][ T8316] rtnl_newlink+0x5a/0x90 [ 106.659689][ T8316] rtnetlink_rcv_msg+0x31d/0x8d0 [ 106.664635][ T8316] ? rtnl_newlink+0x90/0x90 [ 106.669505][ T8316] ? check_preemption_disabled+0x36/0xf0 [ 106.675531][ T8316] ? netdev_core_pick_tx+0x290/0x290 [ 106.680813][ T8316] ? lock_acquire+0x180/0x5d0 [ 106.685539][ T8316] netlink_rcv_skb+0x118/0x370 [ 106.690595][ T8316] ? rtnl_newlink+0x90/0x90 [ 106.695274][ T8316] ? netlink_ack+0x930/0x930 [ 106.700052][ T8316] ? netlink_deliver_tap+0x131/0xab0 [ 106.705339][ T8316] ? netlink_deliver_tap+0x136/0xab0 [ 106.710722][ T8316] netlink_unicast+0x42e/0x700 [ 106.715493][ T8316] ? netlink_attachskb+0x750/0x750 [ 106.720702][ T8316] ? __build_skb_around+0x1f3/0x2b0 [ 106.726021][ T8316] netlink_sendmsg+0x706/0xbf0 [ 106.730880][ T8316] ? netlink_unicast+0x700/0x700 [ 106.735988][ T8316] ? netlink_unicast+0x700/0x700 [ 106.741022][ T8316] sock_sendmsg+0xab/0xe0 [ 106.745379][ T8316] ____sys_sendmsg+0x5bf/0x7a0 [ 106.750172][ T8316] ? kernel_sendmsg+0x30/0x30 [ 106.754843][ T8316] ? do_recvmmsg+0x550/0x550 [ 106.759473][ T8316] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 106.765459][ T8316] ___sys_sendmsg+0xd3/0x150 [ 106.770046][ T8316] ? sendmsg_copy_msghdr+0x110/0x110 [ 106.775332][ T8316] ? find_held_lock+0x2d/0x110 [ 106.780180][ T8316] ? check_preemption_disabled+0x36/0xf0 [ 106.785811][ T8316] ? lock_release+0x424/0x7e0 [ 106.790566][ T8316] ? __fget_files+0x17c/0x2e0 [ 106.795482][ T8316] ? lock_downgrade+0x7b0/0x7b0 [ 106.800458][ T8316] ? lock_release+0x424/0x7e0 [ 106.805235][ T8316] ? ksys_write+0x181/0x1d0 [ 106.810088][ T8316] ? check_preemption_disabled+0x36/0xf0 [ 106.815979][ T8316] ? lock_is_held_type+0xfa/0x130 [ 106.821024][ T8316] ? __fget_files+0x194/0x2e0 [ 106.825708][ T8316] ? __fget_light+0xbe/0x220 [ 106.830389][ T8316] __sys_sendmsg+0xb2/0x140 [ 106.834889][ T8316] ? __sys_sendmsg_sock+0x10/0x10 [ 106.839936][ T8316] ? check_preemption_disabled+0x36/0xf0 [ 106.845654][ T8316] ? syscall_enter_from_user_mode+0x1d/0x60 [ 106.851549][ T8316] ? lockdep_hardirqs_on+0x54/0x100 [ 106.856926][ T8316] do_syscall_64+0x35/0xb0 [ 106.861343][ T8316] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 106.867437][ T8316] RIP: 0033:0x464d29 [ 106.871333][ T8316] 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 [ 106.891028][ T8316] RSP: 002b:00007fee05e66188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 106.899524][ T8316] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 106.907772][ T8316] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 106.916309][ T8316] RBP: 00007fee05e661d0 R08: 0000000000000000 R09: 0000000000000000 [ 106.925668][ T8316] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 106.934355][ T8316] R13: 00007ffe038b269f R14: 00007fee05e66300 R15: 0000000000022000 [ 106.957290][ T8316] ------------[ cut here ]------------ [ 106.968619][ T8316] WARNING: CPU: 1 PID: 8316 at net/core/dev.c:11223 __dev_change_net_namespace+0xe5a/0x1120 [ 106.988291][ T8316] Modules linked in: [ 106.992739][ T8316] CPU: 0 PID: 8316 Comm: syz-executor.1 Tainted: G W 5.15.0-rc6-syzkaller #0 [ 107.012723][ T8316] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 107.025983][ T8316] RIP: 0010:__dev_change_net_namespace+0xe5a/0x1120 [ 107.034356][ T8316] Code: 00 00 48 c7 c6 40 fe 9c 88 48 c7 c7 80 fe 9c 88 c6 05 31 e5 97 04 01 e8 6b 64 a4 01 0f 0b e9 71 f2 ff ff 0f 0b e9 1d fc ff ff <0f> 0b e9 fc fb ff ff 41 bd ea ff ff ff e9 17 f4 ff ff e8 8f e7 de [ 107.056372][ T8316] RSP: 0018:ffffc900040ded98 EFLAGS: 00010282 [ 107.063345][ T8316] RAX: 00000000fffffff4 RBX: ffffffff8a329b40 RCX: 0000000000000001 [ 107.073561][ T8316] RDX: dffffc0000000000 RSI: ffffffff87eb8780 RDI: ffffffff88347cc0 [ 107.082506][ T8316] RBP: ffff888110300000 R08: 0000000000000000 R09: ffff8881f6533d8b [ 107.091890][ T8316] R10: ffffed103eca67b1 R11: 6637303030302052 R12: ffff888110300c00 [ 107.102157][ T8316] R13: ffff888110300098 R14: 00000000000000ab R15: 0000000000000000 [ 107.112238][ T8316] FS: 00007fee05e66700(0000) GS:ffff8881f6500000(0000) knlGS:0000000000000000 [ 107.122553][ T8316] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 107.130789][ T8316] CR2: 00007f0db6dd8648 CR3: 0000000163927003 CR4: 00000000003706e0 [ 107.139804][ T8316] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 107.148027][ T8316] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 107.157241][ T8316] Call Trace: [ 107.162041][ T8316] ? check_preemption_disabled+0x36/0xf0 [ 107.172003][ T8316] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 107.177480][ T8316] ? security_capable+0x4c/0x90 [ 107.183878][ T8316] ? ns_capable+0x4c/0xc0 [ 107.189053][ T8316] do_setlink+0x20f/0x2d60 [ 107.193803][ T8316] ? rtnetlink_put_metrics+0x480/0x480 [ 107.200762][ T8316] ? mark_lock+0xf0/0x15f0 [ 107.205525][ T8316] ? lock_chain_count+0x20/0x20 [ 107.211809][ T8316] ? mark_lock+0xf0/0x15f0 [ 107.216393][ T8316] ? memset+0x20/0x40 [ 107.221673][ T8316] ? __nla_validate_parse+0xb2/0x1fd0 [ 107.228985][ T8316] ? nla_get_range_signed+0x540/0x540 [ 107.234691][ T8316] ? __lock_acquire+0xbe2/0x52b0 [ 107.241180][ T8316] __rtnl_newlink+0xaf5/0x13e0 [ 107.246384][ T8316] ? lock_is_held_type+0xfa/0x130 [ 107.252403][ T8316] ? rtnl_setlink+0x330/0x330 [ 107.257248][ T8316] ? check_preemption_disabled+0x36/0xf0 [ 107.264270][ T8316] ? lock_release+0x424/0x7e0 [ 107.269752][ T8316] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 107.276308][ T8316] ? is_bpf_text_address+0x65/0xe0 [ 107.285372][ T8316] ? kernel_text_address+0xbd/0xf0 [ 107.291362][ T8316] ? __kernel_text_address+0x9/0x30 [ 107.296621][ T8316] ? unwind_get_return_address+0x51/0x90 [ 107.303315][ T8316] ? create_prof_cpu_mask+0x20/0x20 [ 107.309314][ T8316] ? arch_stack_walk+0x93/0xe0 [ 107.314250][ T8316] ? stack_trace_save+0x8c/0xc0 [ 107.321559][ T8316] ? stack_trace_consume_entry+0x160/0x160 [ 107.327450][ T8316] ? kmem_cache_alloc_trace+0x40/0x440 [ 107.334023][ T8316] ? lock_is_held_type+0xfa/0x130 [ 107.340977][ T8316] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 107.346686][ T8316] ? trace_kmalloc+0x32/0xf0 [ 107.352151][ T8316] ? kmem_cache_alloc_trace+0x20b/0x440 [ 107.357735][ T8316] rtnl_newlink+0x5a/0x90 [ 107.363254][ T8316] rtnetlink_rcv_msg+0x31d/0x8d0 [ 107.368354][ T8316] ? rtnl_newlink+0x90/0x90 [ 107.373874][ T8316] ? check_preemption_disabled+0x36/0xf0 [ 107.380180][ T8316] ? netdev_core_pick_tx+0x290/0x290 [ 107.385513][ T8316] ? lock_acquire+0x180/0x5d0 [ 107.392226][ T8316] netlink_rcv_skb+0x118/0x370 [ 107.397329][ T8316] ? rtnl_newlink+0x90/0x90 [ 107.403797][ T8316] ? netlink_ack+0x930/0x930 [ 107.408539][ T8316] ? netlink_deliver_tap+0x131/0xab0 [ 107.414519][ T8316] ? netlink_deliver_tap+0x136/0xab0 [ 107.420478][ T8316] netlink_unicast+0x42e/0x700 [ 107.425263][ T8316] ? netlink_attachskb+0x750/0x750 [ 107.431620][ T8316] ? __build_skb_around+0x1f3/0x2b0 [ 107.436825][ T8316] netlink_sendmsg+0x706/0xbf0 [ 107.442635][ T8316] ? netlink_unicast+0x700/0x700 [ 107.447668][ T8316] ? netlink_unicast+0x700/0x700 [ 107.453864][ T8316] sock_sendmsg+0xab/0xe0 [ 107.458428][ T8316] ____sys_sendmsg+0x5bf/0x7a0 [ 107.464374][ T8316] ? kernel_sendmsg+0x30/0x30 [ 107.469781][ T8316] ? do_recvmmsg+0x550/0x550 [ 107.474470][ T8316] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 107.481488][ T8316] ___sys_sendmsg+0xd3/0x150 [ 107.486077][ T8316] ? sendmsg_copy_msghdr+0x110/0x110 [ 107.492556][ T8316] ? find_held_lock+0x2d/0x110 [ 107.497376][ T8316] ? check_preemption_disabled+0x36/0xf0 [ 107.503954][ T8316] ? lock_release+0x424/0x7e0 [ 107.508627][ T8316] ? __fget_files+0x17c/0x2e0 [ 107.514503][ T8316] ? lock_downgrade+0x7b0/0x7b0 [ 107.521613][ T8316] ? lock_release+0x424/0x7e0 [ 107.526311][ T8316] ? ksys_write+0x181/0x1d0 [ 107.531891][ T8316] ? check_preemption_disabled+0x36/0xf0 [ 107.537750][ T8316] ? lock_is_held_type+0xfa/0x130 [ 107.543660][ T8316] ? __fget_files+0x194/0x2e0 [ 107.548334][ T8316] ? __fget_light+0xbe/0x220 [ 107.553936][ T8316] __sys_sendmsg+0xb2/0x140 [ 107.558434][ T8316] ? __sys_sendmsg_sock+0x10/0x10 [ 107.564285][ T8316] ? check_preemption_disabled+0x36/0xf0 [ 107.570704][ T8316] ? syscall_enter_from_user_mode+0x1d/0x60 [ 107.576602][ T8316] ? lockdep_hardirqs_on+0x54/0x100 [ 107.582991][ T8316] do_syscall_64+0x35/0xb0 [ 107.587432][ T8316] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 107.594405][ T8316] RIP: 0033:0x464d29 [ 107.598313][ T8316] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 107.618667][ T8316] RSP: 002b:00007fee05e66188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 107.627705][ T8316] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 107.637449][ T8316] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 107.645723][ T8316] RBP: 00007fee05e661d0 R08: 0000000000000000 R09: 0000000000000000 [ 107.654151][ T8316] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 107.662530][ T8316] R13: 00007ffe038b269f R14: 00007fee05e66300 R15: 0000000000022000 [ 107.671311][ T8316] irq event stamp: 5629 [ 107.675560][ T8316] hardirqs last enabled at (5637): [] __up_console_sem+0xb3/0x120 [ 107.686136][ T8316] hardirqs last disabled at (5682): [] __schedule+0x116d/0x2170 [ 107.696151][ T8316] softirqs last enabled at (5700): [] __irq_exit_rcu+0x194/0x220 [ 107.706367][ T8316] softirqs last disabled at (5713): [] __irq_exit_rcu+0x194/0x220 [ 107.716588][ T8316] ---[ end trace 2f5d93ffeecef2b0 ]--- [ 107.800334][ T8329] FAULT_INJECTION: forcing a failure. [ 107.800334][ T8329] name failslab, interval 1, probability 0, space 0, times 0 [ 107.814856][ T8329] CPU: 0 PID: 8329 Comm: syz-executor.4 Tainted: G W 5.15.0-rc6-syzkaller #0 [ 107.825093][ T8329] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 107.835497][ T8329] Call Trace: [ 107.838770][ T8329] dump_stack_lvl+0xbd/0xe2 [ 107.843953][ T8329] should_fail.cold+0x5/0xa [ 107.848705][ T8329] should_failslab+0x5/0x10 [ 107.853193][ T8329] kmem_cache_alloc_node_trace+0x66/0x570 [ 107.858911][ T8329] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 107.864448][ T8329] __kmalloc_node_track_caller+0x38/0x60 [ 107.870152][ T8329] __alloc_skb+0x8b/0x280 [ 107.874464][ T8329] alloc_uevent_skb+0x76/0x200 [ 107.879216][ T8329] kobject_uevent_env+0xc42/0xf30 [ 107.884228][ T8329] ? check_preemption_disabled+0x36/0xf0 [ 107.889850][ T8329] ? __local_bh_enable_ip+0x11f/0x220 [ 107.895205][ T8329] ? __dev_change_net_namespace+0x3fe/0x1120 [ 107.901399][ T8329] ? lockdep_hardirqs_on+0x54/0x100 [ 107.906594][ T8329] __dev_change_net_namespace+0x80b/0x1120 [ 107.912488][ T8329] ? check_preemption_disabled+0x36/0xf0 [ 107.918534][ T8329] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 107.923731][ T8329] ? security_capable+0x4c/0x90 [ 107.928573][ T8329] ? ns_capable+0x4c/0xc0 [ 107.932970][ T8329] do_setlink+0x20f/0x2d60 [ 107.937384][ T8329] ? rtnetlink_put_metrics+0x480/0x480 [ 107.942831][ T8329] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 107.949056][ T8329] ? lock_chain_count+0x20/0x20 [ 107.953913][ T8329] ? mark_lock+0xf0/0x15f0 [ 107.958417][ T8329] ? lock_chain_count+0x20/0x20 [ 107.963402][ T8329] ? find_held_lock+0x2d/0x110 [ 107.968481][ T8329] ? memset+0x20/0x40 [ 107.972679][ T8329] ? __nla_validate_parse+0xb2/0x1fd0 [ 107.978123][ T8329] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 107.984172][ T8329] ? nla_get_range_signed+0x540/0x540 [ 107.989690][ T8329] ? __lock_acquire+0xbe2/0x52b0 [ 107.994722][ T8329] __rtnl_newlink+0xaf5/0x13e0 [ 107.999664][ T8329] ? lock_is_held_type+0xfa/0x130 [ 108.004956][ T8329] ? rtnl_setlink+0x330/0x330 [ 108.009929][ T8329] ? check_preemption_disabled+0x36/0xf0 [ 108.015720][ T8329] ? lock_release+0x424/0x7e0 [ 108.020407][ T8329] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 108.026695][ T8329] ? is_bpf_text_address+0x65/0xe0 [ 108.032114][ T8329] ? kernel_text_address+0xbd/0xf0 [ 108.037212][ T8329] ? __kernel_text_address+0x9/0x30 [ 108.042831][ T8329] ? unwind_get_return_address+0x51/0x90 [ 108.048452][ T8329] ? create_prof_cpu_mask+0x20/0x20 [ 108.053629][ T8329] ? arch_stack_walk+0x93/0xe0 [ 108.058376][ T8329] ? stack_trace_save+0x8c/0xc0 [ 108.063200][ T8329] ? stack_trace_consume_entry+0x160/0x160 [ 108.069001][ T8329] ? mark_held_locks+0x9f/0xe0 [ 108.073785][ T8329] ? kmem_cache_alloc_trace+0x40/0x440 [ 108.079240][ T8329] ? lock_is_held_type+0xfa/0x130 [ 108.084270][ T8329] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 108.089820][ T8329] ? trace_kmalloc+0x32/0xf0 [ 108.094415][ T8329] ? kmem_cache_alloc_trace+0x20b/0x440 [ 108.099939][ T8329] rtnl_newlink+0x5a/0x90 [ 108.104258][ T8329] rtnetlink_rcv_msg+0x31d/0x8d0 [ 108.109186][ T8329] ? rtnl_newlink+0x90/0x90 [ 108.113667][ T8329] ? check_preemption_disabled+0x36/0xf0 [ 108.119585][ T8329] ? netdev_core_pick_tx+0x290/0x290 [ 108.124957][ T8329] ? lock_acquire+0x180/0x5d0 [ 108.129629][ T8329] netlink_rcv_skb+0x118/0x370 [ 108.134506][ T8329] ? rtnl_newlink+0x90/0x90 [ 108.138999][ T8329] ? netlink_ack+0x930/0x930 [ 108.143567][ T8329] ? netlink_deliver_tap+0x131/0xab0 [ 108.148841][ T8329] ? netlink_deliver_tap+0x136/0xab0 [ 108.154123][ T8329] netlink_unicast+0x42e/0x700 [ 108.158893][ T8329] ? netlink_attachskb+0x750/0x750 [ 108.163993][ T8329] ? __build_skb_around+0x1f3/0x2b0 [ 108.169377][ T8329] netlink_sendmsg+0x706/0xbf0 [ 108.174227][ T8329] ? netlink_unicast+0x700/0x700 [ 108.179152][ T8329] ? netlink_unicast+0x700/0x700 [ 108.184173][ T8329] sock_sendmsg+0xab/0xe0 [ 108.188509][ T8329] ____sys_sendmsg+0x5bf/0x7a0 [ 108.193521][ T8329] ? kernel_sendmsg+0x30/0x30 [ 108.198283][ T8329] ? do_recvmmsg+0x550/0x550 [ 108.203007][ T8329] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 108.209117][ T8329] ___sys_sendmsg+0xd3/0x150 [ 108.213795][ T8329] ? sendmsg_copy_msghdr+0x110/0x110 [ 108.219058][ T8329] ? find_held_lock+0x2d/0x110 [ 108.223809][ T8329] ? check_preemption_disabled+0x36/0xf0 [ 108.229422][ T8329] ? lock_release+0x424/0x7e0 [ 108.234078][ T8329] ? __fget_files+0x17c/0x2e0 [ 108.239000][ T8329] ? lock_downgrade+0x7b0/0x7b0 [ 108.243910][ T8329] ? lock_release+0x424/0x7e0 [ 108.248560][ T8329] ? ksys_write+0x181/0x1d0 [ 108.253043][ T8329] ? check_preemption_disabled+0x36/0xf0 [ 108.258657][ T8329] ? lock_is_held_type+0xfa/0x130 [ 108.263789][ T8329] ? __fget_files+0x194/0x2e0 [ 108.268550][ T8329] ? __fget_light+0xbe/0x220 [ 108.273254][ T8329] __sys_sendmsg+0xb2/0x140 [ 108.277922][ T8329] ? __sys_sendmsg_sock+0x10/0x10 [ 108.282968][ T8329] ? check_preemption_disabled+0x36/0xf0 [ 108.288600][ T8329] ? syscall_enter_from_user_mode+0x1d/0x60 [ 108.294858][ T8329] ? lockdep_hardirqs_on+0x54/0x100 [ 108.300327][ T8329] do_syscall_64+0x35/0xb0 [ 108.304747][ T8329] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 108.311348][ T8329] RIP: 0033:0x464d29 [ 108.315291][ T8329] 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 [ 108.336552][ T8329] RSP: 002b:00007fb278aff188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 108.346116][ T8329] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 108.354254][ T8329] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 108.362916][ T8329] RBP: 00007fb278aff1d0 R08: 0000000000000000 R09: 0000000000000000 [ 108.370895][ T8329] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 108.379032][ T8329] R13: 00007ffd1bc2844f R14: 00007fb278aff300 R15: 0000000000022000 [ 108.436720][ T8348] __nla_validate_parse: 7 callbacks suppressed [ 108.436729][ T8348] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 108.457274][ T8348] sysfs: cannot create duplicate filename '/devices/virtual/net/veth3' [ 108.467027][ T8348] CPU: 0 PID: 8348 Comm: syz-executor.2 Tainted: G W 5.15.0-rc6-syzkaller #0 [ 108.477098][ T8348] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 108.487418][ T8348] Call Trace: [ 108.490739][ T8348] dump_stack_lvl+0xbd/0xe2 [ 108.495329][ T8348] sysfs_warn_dup.cold+0x17/0x24 [ 108.500297][ T8348] sysfs_create_dir_ns+0x1e9/0x260 [ 108.505495][ T8348] ? sysfs_create_mount_point+0x80/0x80 [ 108.511049][ T8348] ? rwlock_bug.part.0+0x90/0x90 [ 108.516080][ T8348] kobject_add_internal+0x274/0x7f0 [ 108.521285][ T8348] kobject_add+0x120/0x190 [ 108.525705][ T8348] ? kset_create_and_add+0x170/0x170 [ 108.530990][ T8348] ? lockdep_init_map_type+0x2c3/0x870 [ 108.536507][ T8348] device_add+0x2cd/0x1cd0 [ 108.540908][ T8348] ? dev_set_name+0xa6/0xd0 [ 108.545404][ T8348] ? device_initialize+0x540/0x540 [ 108.550514][ T8348] ? lockdep_init_map_type+0x2c3/0x870 [ 108.556160][ T8348] ? __fw_devlink_link_to_suppliers+0x550/0x550 [ 108.562496][ T8348] netdev_register_kobject+0x162/0x350 [ 108.568209][ T8348] register_netdevice+0xa77/0x1190 [ 108.573305][ T8348] ? netdev_change_features+0xa0/0xa0 [ 108.578664][ T8348] ? rtnl_create_link+0x87c/0xba0 [ 108.583707][ T8348] veth_newlink+0x37b/0x9b0 [ 108.588195][ T8348] ? __rtnl_newlink+0x13a1/0x13e0 [ 108.593376][ T8348] ? veth_set_features+0x140/0x140 [ 108.598670][ T8348] ? netlink_sendmsg+0x706/0xbf0 [ 108.604359][ T8348] ? sock_sendmsg+0xab/0xe0 [ 108.609140][ T8348] ? ____sys_sendmsg+0x5bf/0x7a0 [ 108.614236][ T8348] ? ___sys_sendmsg+0xd3/0x150 [ 108.618989][ T8348] ? __sys_sendmsg+0xb2/0x140 [ 108.623848][ T8348] ? do_syscall_64+0x35/0xb0 [ 108.629032][ T8348] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 108.635224][ T8348] ? lock_is_held_type+0xfa/0x130 [ 108.640444][ T8348] ? find_held_lock+0x2d/0x110 [ 108.645563][ T8348] ? check_preemption_disabled+0x36/0xf0 [ 108.651809][ T8348] ? lock_release+0x424/0x7e0 [ 108.656510][ T8348] ? kmem_cache_alloc_node_trace+0x4f/0x570 [ 108.663173][ T8348] ? mark_held_locks+0x9f/0xe0 [ 108.667944][ T8348] ? lock_is_held_type+0xfa/0x130 [ 108.672971][ T8348] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 108.678515][ T8348] ? kmem_cache_alloc_node_trace+0x420/0x570 [ 108.684493][ T8348] ? memset+0x20/0x40 [ 108.688548][ T8348] ? memcpy+0x39/0x60 [ 108.692604][ T8348] ? alloc_netdev_mqs+0x916/0xdc0 [ 108.697992][ T8348] ? security_capable+0x4c/0x90 [ 108.703022][ T8348] ? rtnl_create_link+0x87c/0xba0 [ 108.708036][ T8348] __rtnl_newlink+0xd16/0x13e0 [ 108.713264][ T8348] ? lock_is_held_type+0xfa/0x130 [ 108.718567][ T8348] ? rtnl_setlink+0x330/0x330 [ 108.723438][ T8348] ? check_preemption_disabled+0x36/0xf0 [ 108.729664][ T8348] ? lock_release+0x424/0x7e0 [ 108.734337][ T8348] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 108.740604][ T8348] ? is_bpf_text_address+0x65/0xe0 [ 108.745872][ T8348] ? kernel_text_address+0xbd/0xf0 [ 108.751050][ T8348] ? __kernel_text_address+0x9/0x30 [ 108.756423][ T8348] ? unwind_get_return_address+0x51/0x90 [ 108.762062][ T8348] ? create_prof_cpu_mask+0x20/0x20 [ 108.767334][ T8348] ? arch_stack_walk+0x93/0xe0 [ 108.772096][ T8348] ? stack_trace_save+0x8c/0xc0 [ 108.777221][ T8348] ? stack_trace_consume_entry+0x160/0x160 [ 108.783222][ T8348] ? mark_held_locks+0x9f/0xe0 [ 108.788064][ T8348] ? kmem_cache_alloc_trace+0x40/0x440 [ 108.793887][ T8348] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 108.799413][ T8348] ? trace_kmalloc+0x32/0xf0 [ 108.804076][ T8348] ? kmem_cache_alloc_trace+0x20b/0x440 [ 108.809609][ T8348] rtnl_newlink+0x5a/0x90 [ 108.813923][ T8348] rtnetlink_rcv_msg+0x31d/0x8d0 [ 108.819274][ T8348] ? rtnl_newlink+0x90/0x90 [ 108.823760][ T8348] ? check_preemption_disabled+0x36/0xf0 [ 108.829394][ T8348] ? netdev_core_pick_tx+0x290/0x290 [ 108.834655][ T8348] ? lock_acquire+0x180/0x5d0 [ 108.839330][ T8348] netlink_rcv_skb+0x118/0x370 [ 108.844163][ T8348] ? rtnl_newlink+0x90/0x90 [ 108.848668][ T8348] ? netlink_ack+0x930/0x930 [ 108.853339][ T8348] ? netlink_deliver_tap+0x131/0xab0 [ 108.858700][ T8348] ? netlink_deliver_tap+0x136/0xab0 [ 108.863975][ T8348] netlink_unicast+0x42e/0x700 [ 108.868811][ T8348] ? netlink_attachskb+0x750/0x750 [ 108.873900][ T8348] ? __build_skb_around+0x1f3/0x2b0 [ 108.879254][ T8348] netlink_sendmsg+0x706/0xbf0 [ 108.884084][ T8348] ? netlink_unicast+0x700/0x700 [ 108.889013][ T8348] ? netlink_unicast+0x700/0x700 [ 108.893926][ T8348] sock_sendmsg+0xab/0xe0 [ 108.898443][ T8348] ____sys_sendmsg+0x5bf/0x7a0 [ 108.903296][ T8348] ? kernel_sendmsg+0x30/0x30 [ 108.908057][ T8348] ? do_recvmmsg+0x550/0x550 [ 108.912633][ T8348] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 108.918950][ T8348] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 108.925022][ T8348] ___sys_sendmsg+0xd3/0x150 [ 108.929596][ T8348] ? sendmsg_copy_msghdr+0x110/0x110 [ 108.935031][ T8348] ? find_held_lock+0x2d/0x110 [ 108.939860][ T8348] ? check_preemption_disabled+0x36/0xf0 [ 108.945597][ T8348] ? lock_release+0x424/0x7e0 [ 108.950366][ T8348] ? __fget_files+0x17c/0x2e0 [ 108.955069][ T8348] ? lock_downgrade+0x7b0/0x7b0 [ 108.959909][ T8348] ? lock_downgrade+0x7b0/0x7b0 [ 108.964826][ T8348] ? futex_exit_release+0x200/0x200 [ 108.970096][ T8348] ? check_preemption_disabled+0x36/0xf0 [ 108.975706][ T8348] ? lock_is_held_type+0xfa/0x130 [ 108.980812][ T8348] ? __fget_files+0x194/0x2e0 [ 108.985470][ T8348] ? __fget_light+0xbe/0x220 [ 108.990036][ T8348] __sys_sendmsg+0xb2/0x140 [ 108.994530][ T8348] ? __sys_sendmsg_sock+0x10/0x10 [ 108.999709][ T8348] ? __do_sys_futex+0xa9/0x2d0 [ 109.004464][ T8348] ? check_preemption_disabled+0x36/0xf0 [ 109.010178][ T8348] ? syscall_enter_from_user_mode+0x1d/0x60 [ 109.016073][ T8348] ? lockdep_hardirqs_on+0x54/0x100 [ 109.021268][ T8348] do_syscall_64+0x35/0xb0 [ 109.025762][ T8348] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 109.031723][ T8348] RIP: 0033:0x464d29 [ 109.035591][ T8348] 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 [ 109.055258][ T8348] RSP: 002b:00007f654eb1e188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 109.063936][ T8348] RAX: ffffffffffffffda RBX: 000000000055cfa0 RCX: 0000000000464d29 [ 109.071983][ T8348] RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000006 [ 109.080037][ T8348] RBP: 00000000004af6ec R08: 0000000000000000 R09: 0000000000000000 [ 109.087991][ T8348] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000055cfa0 [ 109.095946][ T8348] R13: 00007ffdf54ad88f R14: 00007f654eb1e300 R15: 0000000000022000 [ 109.109674][ T8348] kobject_add_internal failed for veth3 with -EEXIST, don't try to register things with the same name in the same directory. [ 109.123584][ T8394] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 109.166666][ T8410] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 109.218970][ T8414] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 109.312866][ T8415] FAULT_INJECTION: forcing a failure. [ 109.312866][ T8415] name failslab, interval 1, probability 0, space 0, times 0 [ 109.327657][ T8415] CPU: 0 PID: 8415 Comm: syz-executor.5 Tainted: G W 5.15.0-rc6-syzkaller #0 [ 109.337733][ T8415] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 109.347872][ T8415] Call Trace: [ 109.351228][ T8415] dump_stack_lvl+0xbd/0xe2 [ 109.355922][ T8415] should_fail.cold+0x5/0xa [ 109.360412][ T8415] should_failslab+0x5/0x10 [ 109.364936][ T8415] kmem_cache_alloc_node_trace+0x66/0x570 [ 109.370989][ T8415] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 109.376532][ T8415] __kmalloc_node_track_caller+0x38/0x60 [ 109.382356][ T8415] __alloc_skb+0x8b/0x280 [ 109.386855][ T8415] alloc_uevent_skb+0x76/0x200 [ 109.391610][ T8415] kobject_uevent_env+0xc42/0xf30 [ 109.396630][ T8415] ? check_preemption_disabled+0x36/0xf0 [ 109.402567][ T8415] ? __local_bh_enable_ip+0x11f/0x220 [ 109.408272][ T8415] ? __dev_change_net_namespace+0x3fe/0x1120 [ 109.414242][ T8415] ? lockdep_hardirqs_on+0x54/0x100 [ 109.419446][ T8415] __dev_change_net_namespace+0x80b/0x1120 [ 109.425366][ T8415] ? check_preemption_disabled+0x36/0xf0 [ 109.431257][ T8415] ? dev_queue_xmit_nit+0x9e0/0x9e0 [ 109.436564][ T8415] ? security_capable+0x4c/0x90 [ 109.441831][ T8415] ? ns_capable+0x4c/0xc0 [ 109.446211][ T8415] do_setlink+0x20f/0x2d60 [ 109.450920][ T8415] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 109.456975][ T8415] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 109.463391][ T8415] ? rtnetlink_put_metrics+0x480/0x480 [ 109.468864][ T8415] ? mark_lock+0xf0/0x15f0 [ 109.473667][ T8415] ? mark_lock+0xf0/0x15f0 [ 109.478164][ T8415] ? lock_chain_count+0x20/0x20 [ 109.483126][ T8415] ? __lock_acquire+0xbe2/0x52b0 [ 109.488150][ T8415] ? lock_chain_count+0x20/0x20 [ 109.493071][ T8415] ? mark_lock+0xf0/0x15f0 [ 109.497499][ T8415] ? memset+0x20/0x40 [ 109.501746][ T8415] ? __nla_validate_parse+0xb2/0x1fd0 [ 109.507129][ T8415] ? lock_chain_count+0x20/0x20 [ 109.513117][ T8415] ? nla_get_range_signed+0x540/0x540 [ 109.519029][ T8415] ? __lock_acquire+0xbe2/0x52b0 [ 109.524076][ T8415] __rtnl_newlink+0xaf5/0x13e0 [ 109.529069][ T8415] ? lock_is_held_type+0xfa/0x130 [ 109.534114][ T8415] ? rtnl_setlink+0x330/0x330 [ 109.538788][ T8415] ? check_preemption_disabled+0x36/0xf0 [ 109.544744][ T8415] ? lock_release+0x424/0x7e0 [ 109.549685][ T8415] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 109.556165][ T8415] ? is_bpf_text_address+0x65/0xe0 [ 109.561285][ T8415] ? kernel_text_address+0xbd/0xf0 [ 109.567209][ T8415] ? __kernel_text_address+0x9/0x30 [ 109.572533][ T8415] ? unwind_get_return_address+0x51/0x90 [ 109.578638][ T8415] ? create_prof_cpu_mask+0x20/0x20 [ 109.584277][ T8415] ? arch_stack_walk+0x93/0xe0 [ 109.589252][ T8415] ? stack_trace_save+0x8c/0xc0 [ 109.594177][ T8415] ? stack_trace_consume_entry+0x160/0x160 [ 109.600144][ T8415] ? mark_held_locks+0x9f/0xe0 [ 109.605424][ T8415] ? kmem_cache_alloc_trace+0x40/0x440 [ 109.611067][ T8415] ? lock_is_held_type+0xfa/0x130 [ 109.616347][ T8415] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 109.621979][ T8415] ? trace_kmalloc+0x32/0xf0 [ 109.626645][ T8415] ? kmem_cache_alloc_trace+0x20b/0x440 [ 109.632361][ T8415] rtnl_newlink+0x5a/0x90 [ 109.636788][ T8415] rtnetlink_rcv_msg+0x31d/0x8d0 [ 109.642110][ T8415] ? rtnl_newlink+0x90/0x90 [ 109.646826][ T8415] ? check_preemption_disabled+0x36/0xf0 [ 109.653667][ T8415] ? netdev_core_pick_tx+0x290/0x290 [ 109.659150][ T8415] ? lock_acquire+0x180/0x5d0 [ 109.664010][ T8415] netlink_rcv_skb+0x118/0x370 [ 109.669023][ T8415] ? rtnl_newlink+0x90/0x90 [ 109.673970][ T8415] ? netlink_ack+0x930/0x930 [ 109.678931][ T8415] ? netlink_deliver_tap+0x131/0xab0 [ 109.684403][ T8415] ? netlink_deliver_tap+0x136/0xab0 [ 109.689949][ T8415] netlink_unicast+0x42e/0x700 [ 109.695087][ T8415] ? netlink_attachskb+0x750/0x750 [ 109.700459][ T8415] ? __build_skb_around+0x1f3/0x2b0 [ 109.705844][ T8415] netlink_sendmsg+0x706/0xbf0 [ 109.710653][ T8415] ? netlink_unicast+0x700/0x700 [ 109.715799][ T8415] ? netlink_unicast+0x700/0x700 [ 109.720928][ T8415] sock_sendmsg+0xab/0xe0 [ 109.725338][ T8415] ____sys_sendmsg+0x5bf/0x7a0 [ 109.730251][ T8415] ? kernel_sendmsg+0x30/0x30 [ 109.734974][ T8415] ? do_recvmmsg+0x550/0x550 [ 109.740195][ T8415] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 109.747236][ T8415] ___sys_sendmsg+0xd3/0x150 [ 109.752040][ T8415] ? sendmsg_copy_msghdr+0x110/0x110 [ 109.757658][ T8415] ? find_held_lock+0x2d/0x110 [ 109.762815][ T8415] ? check_preemption_disabled+0x36/0xf0 [ 109.768796][ T8415] ? lock_release+0x424/0x7e0 [ 109.774265][ T8415] ? __fget_files+0x17c/0x2e0 [ 109.779088][ T8415] ? lock_downgrade+0x7b0/0x7b0 [ 109.783963][ T8415] ? lock_release+0x424/0x7e0 [ 109.789071][ T8415] ? ksys_write+0x181/0x1d0 [ 109.794147][ T8415] ? check_preemption_disabled+0x36/0xf0 [ 109.800002][ T8415] ? lock_is_held_type+0xfa/0x130 [ 109.806156][ T8415] ? __fget_files+0x194/0x2e0 [ 109.810950][ T8415] ? __fget_light+0xbe/0x220 [ 109.815530][ T8415] __sys_sendmsg+0xb2/0x140 [ 109.820128][ T8415] ? __sys_sendmsg_sock+0x10/0x10 [ 109.825462][ T8415] ? check_preemption_disabled+0x36/0xf0 [ 109.831226][ T8415] ? syscall_enter_from_user_mode+0x1d/0x60 [ 109.837243][ T8415] ? lockdep_hardirqs_on+0x54/0x100 [ 109.842460][ T8415] do_syscall_64+0x35/0xb0 [ 109.847312][ T8415] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 109.853227][ T8415] RIP: 0033:0x464d29 [ 109.857197][ T8415] 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 [ 109.878500][ T8415] RSP: 002b:00007f491d734188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 109.887124][ T8415] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 109.895546][ T8415] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 109.903874][ T8415] RBP: 00007f491d7341d0 R08: 0000000000000000 R09: 0000000000000000 [ 109.911848][ T8415] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 109.919906][ T8415] R13: 00007ffe7189608f R14: 00007f491d734300 R15: 0000000000022000 [ 110.005155][ T8431] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 110.029319][ T8431] sysfs: cannot create duplicate filename '/devices/virtual/net/veth7' [ 110.069404][ T8431] CPU: 1 PID: 8431 Comm: syz-executor.1 Tainted: G W 5.15.0-rc6-syzkaller #0 [ 110.079582][ T8431] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 110.089824][ T8431] Call Trace: [ 110.093106][ T8431] dump_stack_lvl+0xbd/0xe2 [ 110.097791][ T8431] sysfs_warn_dup.cold+0x17/0x24 [ 110.102737][ T8431] sysfs_create_dir_ns+0x1e9/0x260 [ 110.108045][ T8431] ? sysfs_create_mount_point+0x80/0x80 [ 110.113638][ T8431] ? rwlock_bug.part.0+0x90/0x90 [ 110.118854][ T8431] kobject_add_internal+0x274/0x7f0 [ 110.124668][ T8431] kobject_add+0x120/0x190 [ 110.129088][ T8431] ? kset_create_and_add+0x170/0x170 [ 110.134644][ T8431] ? lockdep_init_map_type+0x2c3/0x870 [ 110.140205][ T8431] device_add+0x2cd/0x1cd0 [ 110.144979][ T8431] ? dev_set_name+0xa6/0xd0 [ 110.149741][ T8431] ? device_initialize+0x540/0x540 [ 110.154937][ T8431] ? lockdep_init_map_type+0x2c3/0x870 [ 110.160585][ T8431] ? __fw_devlink_link_to_suppliers+0x550/0x550 [ 110.167360][ T8431] netdev_register_kobject+0x162/0x350 [ 110.173000][ T8431] register_netdevice+0xa77/0x1190 [ 110.178209][ T8431] ? netdev_change_features+0xa0/0xa0 [ 110.184015][ T8431] ? rtnl_create_link+0x87c/0xba0 [ 110.189060][ T8431] veth_newlink+0x37b/0x9b0 [ 110.193793][ T8431] ? __rtnl_newlink+0x13a1/0x13e0 [ 110.198911][ T8431] ? veth_set_features+0x140/0x140 [ 110.204218][ T8431] ? netlink_sendmsg+0x706/0xbf0 [ 110.209603][ T8431] ? sock_sendmsg+0xab/0xe0 [ 110.214175][ T8431] ? ____sys_sendmsg+0x5bf/0x7a0 [ 110.219212][ T8431] ? ___sys_sendmsg+0xd3/0x150 [ 110.223977][ T8431] ? __sys_sendmsg+0xb2/0x140 [ 110.228927][ T8431] ? do_syscall_64+0x35/0xb0 [ 110.233513][ T8431] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 110.239844][ T8431] ? lock_is_held_type+0xfa/0x130 [ 110.245159][ T8431] ? find_held_lock+0x2d/0x110 [ 110.250263][ T8431] ? check_preemption_disabled+0x36/0xf0 [ 110.255897][ T8431] ? lock_release+0x424/0x7e0 [ 110.260655][ T8431] ? kmem_cache_alloc_node_trace+0x4f/0x570 [ 110.266746][ T8431] ? mark_held_locks+0x9f/0xe0 [ 110.271715][ T8431] ? lock_is_held_type+0xfa/0x130 [ 110.276730][ T8431] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 110.282799][ T8431] ? kmem_cache_alloc_node_trace+0x420/0x570 [ 110.288964][ T8431] ? memset+0x20/0x40 [ 110.292938][ T8431] ? memcpy+0x39/0x60 [ 110.297004][ T8431] ? alloc_netdev_mqs+0x916/0xdc0 [ 110.302256][ T8431] ? security_capable+0x4c/0x90 [ 110.307103][ T8431] ? rtnl_create_link+0x87c/0xba0 [ 110.312428][ T8431] __rtnl_newlink+0xd16/0x13e0 [ 110.317191][ T8431] ? lock_is_held_type+0xfa/0x130 [ 110.322221][ T8431] ? rtnl_setlink+0x330/0x330 [ 110.326890][ T8431] ? check_preemption_disabled+0x36/0xf0 [ 110.332877][ T8431] ? lock_release+0x424/0x7e0 [ 110.337642][ T8431] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 110.343794][ T8431] ? is_bpf_text_address+0x65/0xe0 [ 110.348899][ T8431] ? kernel_text_address+0xbd/0xf0 [ 110.354091][ T8431] ? __kernel_text_address+0x9/0x30 [ 110.359462][ T8431] ? unwind_get_return_address+0x51/0x90 [ 110.365361][ T8431] ? create_prof_cpu_mask+0x20/0x20 [ 110.370564][ T8431] ? arch_stack_walk+0x93/0xe0 [ 110.375346][ T8431] ? stack_trace_save+0x8c/0xc0 [ 110.380350][ T8431] ? stack_trace_consume_entry+0x160/0x160 [ 110.386229][ T8431] ? mark_held_locks+0x9f/0xe0 [ 110.391184][ T8431] ? kmem_cache_alloc_trace+0x40/0x440 [ 110.396908][ T8431] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 110.402462][ T8431] ? trace_kmalloc+0x32/0xf0 [ 110.407229][ T8431] ? kmem_cache_alloc_trace+0x20b/0x440 [ 110.412779][ T8431] rtnl_newlink+0x5a/0x90 [ 110.417274][ T8431] rtnetlink_rcv_msg+0x31d/0x8d0 [ 110.422406][ T8431] ? rtnl_newlink+0x90/0x90 [ 110.427346][ T8431] ? check_preemption_disabled+0x36/0xf0 [ 110.433326][ T8431] ? netdev_core_pick_tx+0x290/0x290 [ 110.438598][ T8431] ? lock_acquire+0x180/0x5d0 [ 110.443614][ T8431] netlink_rcv_skb+0x118/0x370 [ 110.448366][ T8431] ? rtnl_newlink+0x90/0x90 [ 110.452951][ T8431] ? netlink_ack+0x930/0x930 [ 110.457607][ T8431] ? netlink_deliver_tap+0x131/0xab0 [ 110.462958][ T8431] ? netlink_deliver_tap+0x136/0xab0 [ 110.468574][ T8431] netlink_unicast+0x42e/0x700 [ 110.473330][ T8431] ? netlink_attachskb+0x750/0x750 [ 110.478540][ T8431] ? __build_skb_around+0x1f3/0x2b0 [ 110.483949][ T8431] netlink_sendmsg+0x706/0xbf0 [ 110.488917][ T8431] ? netlink_unicast+0x700/0x700 [ 110.494025][ T8431] ? netlink_unicast+0x700/0x700 [ 110.499360][ T8431] sock_sendmsg+0xab/0xe0 [ 110.503677][ T8431] ____sys_sendmsg+0x5bf/0x7a0 [ 110.508429][ T8431] ? kernel_sendmsg+0x30/0x30 [ 110.513491][ T8431] ? do_recvmmsg+0x550/0x550 [ 110.518084][ T8431] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 110.524148][ T8431] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 110.530122][ T8431] ___sys_sendmsg+0xd3/0x150 [ 110.534701][ T8431] ? sendmsg_copy_msghdr+0x110/0x110 [ 110.540389][ T8431] ? find_held_lock+0x2d/0x110 [ 110.545452][ T8431] ? check_preemption_disabled+0x36/0xf0 [ 110.551095][ T8431] ? lock_release+0x424/0x7e0 [ 110.555768][ T8431] ? __fget_files+0x17c/0x2e0 [ 110.560547][ T8431] ? lock_downgrade+0x7b0/0x7b0 [ 110.565475][ T8431] ? lock_downgrade+0x7b0/0x7b0 [ 110.570582][ T8431] ? futex_exit_release+0x200/0x200 [ 110.575763][ T8431] ? check_preemption_disabled+0x36/0xf0 [ 110.581382][ T8431] ? lock_is_held_type+0xfa/0x130 [ 110.586393][ T8431] ? __fget_files+0x194/0x2e0 [ 110.591160][ T8431] ? __fget_light+0xbe/0x220 [ 110.595759][ T8431] __sys_sendmsg+0xb2/0x140 [ 110.600487][ T8431] ? __sys_sendmsg_sock+0x10/0x10 [ 110.605614][ T8431] ? __do_sys_futex+0xa9/0x2d0 [ 110.610485][ T8431] ? check_preemption_disabled+0x36/0xf0 [ 110.616212][ T8431] ? syscall_enter_from_user_mode+0x1d/0x60 [ 110.622161][ T8431] ? lockdep_hardirqs_on+0x54/0x100 [ 110.627599][ T8431] do_syscall_64+0x35/0xb0 [ 110.632015][ T8431] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 110.638150][ T8431] RIP: 0033:0x464d29 [ 110.643482][ T8431] 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 [ 110.664488][ T8431] RSP: 002b:00007fee05e87188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 110.673171][ T8431] RAX: ffffffffffffffda RBX: 000000000055cfa0 RCX: 0000000000464d29 [ 110.681222][ T8431] RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000006 [ 110.689411][ T8431] RBP: 00000000004af6ec R08: 0000000000000000 R09: 0000000000000000 [ 110.697399][ T8431] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000055cfa0 [ 110.705453][ T8431] R13: 00007ffe038b269f R14: 00007fee05e87300 R15: 0000000000022000 [ 110.719507][ T8431] kobject_add_internal failed for veth7 with -EEXIST, don't try to register things with the same name in the same directory. [ 110.735623][ T8512] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 110.774896][ T8444] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 110.826994][ T8478] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 110.862624][ T8478] sysfs: cannot create duplicate filename '/devices/virtual/net/veth3' [ 110.890863][ T8478] CPU: 1 PID: 8478 Comm: syz-executor.2 Tainted: G W 5.15.0-rc6-syzkaller #0 [ 110.900975][ T8478] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 110.911112][ T8478] Call Trace: [ 110.914393][ T8478] dump_stack_lvl+0xbd/0xe2 [ 110.918899][ T8478] sysfs_warn_dup.cold+0x17/0x24 [ 110.923881][ T8478] sysfs_create_dir_ns+0x1e9/0x260 [ 110.929093][ T8478] ? sysfs_create_mount_point+0x80/0x80 [ 110.934808][ T8478] ? rwlock_bug.part.0+0x90/0x90 [ 110.939839][ T8478] kobject_add_internal+0x274/0x7f0 [ 110.945045][ T8478] kobject_add+0x120/0x190 [ 110.949463][ T8478] ? kset_create_and_add+0x170/0x170 [ 110.954748][ T8478] ? lockdep_init_map_type+0x2c3/0x870 [ 110.960216][ T8478] device_add+0x2cd/0x1cd0 [ 110.964645][ T8478] ? dev_set_name+0xa6/0xd0 [ 110.969230][ T8478] ? device_initialize+0x540/0x540 [ 110.974428][ T8478] ? lockdep_init_map_type+0x2c3/0x870 [ 110.979890][ T8478] ? __fw_devlink_link_to_suppliers+0x550/0x550 [ 110.986404][ T8478] netdev_register_kobject+0x162/0x350 [ 110.991875][ T8478] register_netdevice+0xa77/0x1190 [ 110.997077][ T8478] ? netdev_change_features+0xa0/0xa0 [ 111.002885][ T8478] ? rtnl_create_link+0x87c/0xba0 [ 111.007920][ T8478] veth_newlink+0x37b/0x9b0 [ 111.012417][ T8478] ? __rtnl_newlink+0x13a1/0x13e0 [ 111.017456][ T8478] ? veth_set_features+0x140/0x140 [ 111.022567][ T8478] ? netlink_sendmsg+0x706/0xbf0 [ 111.027536][ T8478] ? sock_sendmsg+0xab/0xe0 [ 111.032038][ T8478] ? ____sys_sendmsg+0x5bf/0x7a0 [ 111.037430][ T8478] ? ___sys_sendmsg+0xd3/0x150 [ 111.042321][ T8478] ? __sys_sendmsg+0xb2/0x140 [ 111.047049][ T8478] ? do_syscall_64+0x35/0xb0 [ 111.051824][ T8478] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 111.058013][ T8478] ? lock_is_held_type+0xfa/0x130 [ 111.063094][ T8478] ? find_held_lock+0x2d/0x110 [ 111.067888][ T8478] ? check_preemption_disabled+0x36/0xf0 [ 111.073611][ T8478] ? lock_release+0x424/0x7e0 [ 111.078286][ T8478] ? kmem_cache_alloc_node_trace+0x4f/0x570 [ 111.084360][ T8478] ? mark_held_locks+0x9f/0xe0 [ 111.089324][ T8478] ? lock_is_held_type+0xfa/0x130 [ 111.094618][ T8478] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 111.102108][ T8478] ? kmem_cache_alloc_node_trace+0x420/0x570 [ 111.108267][ T8478] ? memset+0x20/0x40 [ 111.112781][ T8478] ? memcpy+0x39/0x60 [ 111.116833][ T8478] ? alloc_netdev_mqs+0x916/0xdc0 [ 111.122054][ T8478] ? security_capable+0x4c/0x90 [ 111.126979][ T8478] ? rtnl_create_link+0x87c/0xba0 [ 111.132010][ T8478] __rtnl_newlink+0xd16/0x13e0 [ 111.137134][ T8478] ? lock_is_held_type+0xfa/0x130 [ 111.142295][ T8478] ? rtnl_setlink+0x330/0x330 [ 111.146963][ T8478] ? check_preemption_disabled+0x36/0xf0 [ 111.152946][ T8478] ? lock_release+0x424/0x7e0 [ 111.158117][ T8478] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 111.164174][ T8478] ? is_bpf_text_address+0x65/0xe0 [ 111.169366][ T8478] ? kernel_text_address+0xbd/0xf0 [ 111.175235][ T8478] ? __kernel_text_address+0x9/0x30 [ 111.181000][ T8478] ? unwind_get_return_address+0x51/0x90 [ 111.186708][ T8478] ? create_prof_cpu_mask+0x20/0x20 [ 111.192086][ T8478] ? arch_stack_walk+0x93/0xe0 [ 111.197031][ T8478] ? stack_trace_save+0x8c/0xc0 [ 111.202385][ T8478] ? stack_trace_consume_entry+0x160/0x160 [ 111.208620][ T8478] ? mark_held_locks+0x9f/0xe0 [ 111.213510][ T8478] ? kmem_cache_alloc_trace+0x40/0x440 [ 111.219246][ T8478] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 111.224957][ T8478] ? trace_kmalloc+0x32/0xf0 [ 111.229708][ T8478] ? kmem_cache_alloc_trace+0x20b/0x440 [ 111.236010][ T8478] rtnl_newlink+0x5a/0x90 [ 111.241252][ T8478] rtnetlink_rcv_msg+0x31d/0x8d0 [ 111.246630][ T8478] ? rtnl_newlink+0x90/0x90 [ 111.251578][ T8478] ? check_preemption_disabled+0x36/0xf0 [ 111.257319][ T8478] ? netdev_core_pick_tx+0x290/0x290 [ 111.262809][ T8478] ? lock_acquire+0x180/0x5d0 [ 111.267718][ T8478] netlink_rcv_skb+0x118/0x370 [ 111.272488][ T8478] ? rtnl_newlink+0x90/0x90 [ 111.277195][ T8478] ? netlink_ack+0x930/0x930 [ 111.282239][ T8478] ? netlink_deliver_tap+0x131/0xab0 [ 111.287784][ T8478] ? netlink_deliver_tap+0x136/0xab0 [ 111.293422][ T8478] netlink_unicast+0x42e/0x700 [ 111.299338][ T8478] ? netlink_attachskb+0x750/0x750 [ 111.305167][ T8478] ? __build_skb_around+0x1f3/0x2b0 [ 111.310638][ T8478] netlink_sendmsg+0x706/0xbf0 [ 111.315852][ T8478] ? netlink_unicast+0x700/0x700 [ 111.321056][ T8478] ? netlink_unicast+0x700/0x700 [ 111.326175][ T8478] sock_sendmsg+0xab/0xe0 [ 111.330484][ T8478] ____sys_sendmsg+0x5bf/0x7a0 [ 111.335312][ T8478] ? kernel_sendmsg+0x30/0x30 [ 111.340225][ T8478] ? do_recvmmsg+0x550/0x550 [ 111.345055][ T8478] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 111.351097][ T8478] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 111.357058][ T8478] ___sys_sendmsg+0xd3/0x150 [ 111.361653][ T8478] ? sendmsg_copy_msghdr+0x110/0x110 [ 111.367118][ T8478] ? find_held_lock+0x2d/0x110 [ 111.371878][ T8478] ? check_preemption_disabled+0x36/0xf0 [ 111.377595][ T8478] ? lock_release+0x424/0x7e0 [ 111.382262][ T8478] ? __fget_files+0x17c/0x2e0 [ 111.387283][ T8478] ? lock_downgrade+0x7b0/0x7b0 [ 111.392285][ T8478] ? lock_downgrade+0x7b0/0x7b0 [ 111.397110][ T8478] ? futex_exit_release+0x200/0x200 [ 111.402373][ T8478] ? check_preemption_disabled+0x36/0xf0 [ 111.408069][ T8478] ? lock_is_held_type+0xfa/0x130 [ 111.413082][ T8478] ? __fget_files+0x194/0x2e0 [ 111.417924][ T8478] ? __fget_light+0xbe/0x220 [ 111.422715][ T8478] __sys_sendmsg+0xb2/0x140 [ 111.427314][ T8478] ? __sys_sendmsg_sock+0x10/0x10 [ 111.432411][ T8478] ? __do_sys_futex+0xa9/0x2d0 [ 111.437242][ T8478] ? check_preemption_disabled+0x36/0xf0 [ 111.442858][ T8478] ? syscall_enter_from_user_mode+0x1d/0x60 [ 111.448813][ T8478] ? lockdep_hardirqs_on+0x54/0x100 [ 111.453997][ T8478] do_syscall_64+0x35/0xb0 [ 111.458397][ T8478] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 111.464619][ T8478] RIP: 0033:0x464d29 [ 111.468492][ T8478] 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 [ 111.489158][ T8478] RSP: 002b:00007f654eb1e188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 111.497642][ T8478] RAX: ffffffffffffffda RBX: 000000000055cfa0 RCX: 0000000000464d29 [ 111.505773][ T8478] RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000006 [ 111.513829][ T8478] RBP: 00000000004af6ec R08: 0000000000000000 R09: 0000000000000000 [ 111.522122][ T8478] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000055cfa0 [ 111.530457][ T8478] R13: 00007ffdf54ad88f R14: 00007f654eb1e300 R15: 0000000000022000 2021/10/21 22:59:47 executed programs: 139 [ 111.586468][ T8478] kobject_add_internal failed for veth3 with -EEXIST, don't try to register things with the same name in the same directory. [ 111.600081][ T8480] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 111.643858][ T8508] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'.