[ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 syzkaller login: [ 41.631829][ T28] audit: type=1400 audit(1620903763.474:8): avc: denied { execmem } for pid=6003 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 42.367222][ T5995] can: request_module (can-proto-0) failed. [ 43.665880][ T5995] can: request_module (can-proto-0) failed. [ 43.679169][ T5995] can: request_module (can-proto-0) failed. [ 43.725072][ T28] audit: type=1400 audit(1620903765.565:9): avc: denied { create } for pid=5993 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 '10.128.15.193' (ECDSA) to the list of known hosts. 2021/05/13 11:02:52 parsed 1 programs 2021/05/13 11:02:52 executed programs: 0 [ 50.884297][ T28] audit: type=1400 audit(1620903772.729:10): avc: denied { execmem } for pid=6096 comm="syz-executor.1" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 52.649404][ T6108] chnl_net:caif_netlink_parms(): no params data found [ 52.953056][ T6101] chnl_net:caif_netlink_parms(): no params data found [ 52.970798][ T6108] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.978359][ T6108] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.988732][ T6108] device bridge_slave_0 entered promiscuous mode [ 52.998448][ T6109] chnl_net:caif_netlink_parms(): no params data found [ 53.019246][ T6110] chnl_net:caif_netlink_parms(): no params data found [ 53.037163][ T6108] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.044373][ T6108] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.052122][ T6108] device bridge_slave_1 entered promiscuous mode [ 53.107971][ T6100] chnl_net:caif_netlink_parms(): no params data found [ 53.191656][ T6108] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 53.236622][ T6108] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 53.251002][ T6102] chnl_net:caif_netlink_parms(): no params data found [ 53.267881][ T6101] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.275522][ T6101] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.283182][ T6101] device bridge_slave_0 entered promiscuous mode [ 53.314023][ T6101] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.321102][ T6101] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.330308][ T6101] device bridge_slave_1 entered promiscuous mode [ 53.387560][ T6101] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 53.413777][ T6108] team0: Port device team_slave_0 added [ 53.424366][ T6108] team0: Port device team_slave_1 added [ 53.430281][ T6110] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.437900][ T6110] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.446684][ T6110] device bridge_slave_0 entered promiscuous mode [ 53.456951][ T6101] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 53.467727][ T6109] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.475047][ T6109] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.482725][ T6109] device bridge_slave_0 entered promiscuous mode [ 53.503977][ T6109] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.511036][ T6109] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.524527][ T6109] device bridge_slave_1 entered promiscuous mode [ 53.531656][ T6110] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.539509][ T6110] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.547930][ T6110] device bridge_slave_1 entered promiscuous mode [ 53.609458][ T6108] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 53.617258][ T6108] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 53.645450][ T6108] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 53.658787][ T6100] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.667115][ T6100] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.679684][ T6100] device bridge_slave_0 entered promiscuous mode [ 53.692702][ T6101] team0: Port device team_slave_0 added [ 53.701517][ T6110] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 53.715118][ T6108] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 53.722072][ T6108] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 53.749689][ T6108] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 53.767216][ T6100] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.774993][ T6100] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.782789][ T6100] device bridge_slave_1 entered promiscuous mode [ 53.793470][ T6109] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 53.804320][ T6101] team0: Port device team_slave_1 added [ 53.812399][ T6110] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 53.834415][ T6109] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 53.871198][ T6102] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.879043][ T6102] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.887835][ T6102] device bridge_slave_0 entered promiscuous mode [ 53.907203][ T6102] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.916954][ T6102] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.925451][ T6102] device bridge_slave_1 entered promiscuous mode [ 53.958140][ T6110] team0: Port device team_slave_0 added [ 53.965903][ T6100] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 53.981237][ T6101] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 53.988924][ T6101] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 54.015951][ T6101] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 54.075553][ T6108] device hsr_slave_0 entered promiscuous mode [ 54.113556][ T6108] device hsr_slave_1 entered promiscuous mode [ 54.154338][ T6031] Bluetooth: hci4: command 0x0409 tx timeout [ 54.161281][ T6031] Bluetooth: hci1: command 0x0409 tx timeout [ 54.169058][ T6110] team0: Port device team_slave_1 added [ 54.178267][ T6100] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 54.179642][ T6031] Bluetooth: hci0: command 0x0409 tx timeout [ 54.194433][ T6109] team0: Port device team_slave_0 added [ 54.200751][ T6101] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 54.207768][ T6101] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 54.223193][ T5] Bluetooth: hci5: command 0x0409 tx timeout [ 54.234176][ T6031] Bluetooth: hci2: command 0x0409 tx timeout [ 54.246040][ T6101] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 54.257050][ T6031] Bluetooth: hci3: command 0x0409 tx timeout [ 54.278887][ T6102] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 54.301791][ T6109] team0: Port device team_slave_1 added [ 54.323408][ T6102] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 54.375718][ T6100] team0: Port device team_slave_0 added [ 54.425568][ T6101] device hsr_slave_0 entered promiscuous mode [ 54.474801][ T6101] device hsr_slave_1 entered promiscuous mode [ 54.533034][ T6101] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 54.541374][ T6101] Cannot create hsr debugfs directory [ 54.552156][ T6110] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 54.560182][ T6110] 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. [ 54.586843][ T6110] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 54.608157][ T6102] team0: Port device team_slave_0 added [ 54.614522][ T6109] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 54.621702][ T6109] 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. [ 54.648494][ T6109] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 54.662644][ T6100] team0: Port device team_slave_1 added [ 54.703618][ T6110] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 54.710627][ T6110] 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. [ 54.738516][ T6110] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 54.752582][ T6102] team0: Port device team_slave_1 added [ 54.758761][ T6109] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 54.766153][ T6109] 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. [ 54.792470][ T6109] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 54.804370][ T6100] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 54.811310][ T6100] 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. [ 54.837756][ T6100] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 54.883247][ T6100] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 54.890343][ T6100] 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. [ 54.919200][ T6100] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 54.981483][ T6102] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 54.989471][ T6102] 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. [ 55.016090][ T6102] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 55.075834][ T6110] device hsr_slave_0 entered promiscuous mode [ 55.114194][ T6110] device hsr_slave_1 entered promiscuous mode [ 55.152779][ T6110] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 55.160481][ T6110] Cannot create hsr debugfs directory [ 55.226711][ T6100] device hsr_slave_0 entered promiscuous mode [ 55.273094][ T6100] device hsr_slave_1 entered promiscuous mode [ 55.312783][ T6100] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 55.320700][ T6100] Cannot create hsr debugfs directory [ 55.329934][ T6102] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 55.337805][ T6102] 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. [ 55.364394][ T6102] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 55.465477][ T6109] device hsr_slave_0 entered promiscuous mode [ 55.513344][ T6109] device hsr_slave_1 entered promiscuous mode [ 55.552709][ T6109] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 55.560300][ T6109] Cannot create hsr debugfs directory [ 55.665971][ T6102] device hsr_slave_0 entered promiscuous mode [ 55.703343][ T6102] device hsr_slave_1 entered promiscuous mode [ 55.752744][ T6102] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 55.760315][ T6102] Cannot create hsr debugfs directory [ 55.979630][ T6108] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 56.047976][ T6108] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 56.107514][ T6108] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 56.196559][ T6108] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 56.222972][ T5] Bluetooth: hci1: command 0x041b tx timeout [ 56.229118][ T5] Bluetooth: hci4: command 0x041b tx timeout [ 56.232506][ T7340] Bluetooth: hci0: command 0x041b tx timeout [ 56.302624][ T7340] Bluetooth: hci3: command 0x041b tx timeout [ 56.308885][ T7340] Bluetooth: hci2: command 0x041b tx timeout [ 56.321156][ T6101] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 56.323060][ T7340] Bluetooth: hci5: command 0x041b tx timeout [ 56.364486][ T6101] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 56.420161][ T6101] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 56.480974][ T6101] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 56.539100][ T6110] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 56.589016][ T6110] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 56.636202][ T6110] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 56.724126][ T6110] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 56.845902][ T6108] 8021q: adding VLAN 0 to HW filter on device bond0 [ 56.856027][ T6100] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 56.896637][ T6100] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 56.925348][ T6100] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 56.991269][ T6100] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 57.056893][ T6101] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.086141][ T6108] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.094388][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.105656][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.120688][ T6101] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.140650][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.151311][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.170865][ T6110] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.193285][ T7391] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 57.201995][ T7391] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 57.212674][ T7391] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.220082][ T7391] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.229177][ T7391] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 57.239310][ T7391] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 57.247997][ T7391] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.255101][ T7391] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.278326][ T6109] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 57.325175][ T6109] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 57.402937][ T6031] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 57.410756][ T6031] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 57.420192][ T6031] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 57.429583][ T6031] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 57.438400][ T6031] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.445508][ T6031] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.453483][ T6031] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 57.462560][ T6031] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.470467][ T6031] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.493404][ T6031] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 57.502814][ T6031] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 57.511339][ T6031] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.518668][ T6031] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.554397][ T6110] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.574310][ T6109] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 57.615622][ T7391] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 57.624817][ T7391] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 57.636023][ T7391] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 57.644803][ T7391] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 57.654892][ T7391] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 57.663563][ T7391] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 57.672596][ T7391] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 57.680723][ T7391] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 57.689953][ T7391] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 57.698711][ T7391] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.705869][ T7391] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.713768][ T7391] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 57.722514][ T7391] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 57.731030][ T7391] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.738159][ T7391] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.747082][ T7391] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 57.756048][ T7391] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 57.764906][ T7391] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 57.774530][ T7391] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 57.796202][ T6108] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 57.807299][ T6108] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 57.832174][ T6109] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 57.872536][ T7391] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 57.880318][ T7391] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 57.889028][ T7391] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 57.897278][ T7391] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 57.906510][ T7391] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 57.915198][ T7391] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 57.924187][ T7391] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 57.933427][ T7391] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 57.943287][ T7391] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 57.955685][ T7391] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 57.989125][ T7376] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 57.998677][ T7376] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 58.009370][ T7376] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 58.019763][ T7376] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 58.029064][ T7376] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 58.038117][ T7376] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 58.047890][ T6102] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 58.114833][ T6102] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 58.166845][ T6102] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 58.218317][ T6101] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 58.230615][ T6101] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 58.242585][ T7376] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 58.250379][ T7376] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 58.258582][ T7376] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 58.267277][ T7376] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 58.275957][ T7376] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 58.284791][ T7376] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 58.301568][ T6108] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 58.310486][ T3305] Bluetooth: hci0: command 0x040f tx timeout [ 58.316655][ T3305] Bluetooth: hci4: command 0x040f tx timeout [ 58.317294][ T6102] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 58.326399][ T3305] Bluetooth: hci1: command 0x040f tx timeout [ 58.392069][ T49] Bluetooth: hci5: command 0x040f tx timeout [ 58.398718][ T49] Bluetooth: hci2: command 0x040f tx timeout [ 58.410559][ T6110] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 58.422992][ T49] Bluetooth: hci3: command 0x040f tx timeout [ 58.424047][ T6110] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 58.448676][ T6100] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.464118][ T7391] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 58.472550][ T7391] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 58.480877][ T7391] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 58.490595][ T7391] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 58.521670][ T6101] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 58.552010][ T7391] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.559813][ T7391] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.596835][ T6100] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.613345][ T7422] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 58.623992][ T7422] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 58.633104][ T7422] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 58.640497][ T7422] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 58.649915][ T7422] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 58.659410][ T7422] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 58.677406][ T6110] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 58.719130][ T6109] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.726286][ T7391] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 58.738895][ T7391] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.748119][ T7391] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.755587][ T7391] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.763473][ T7391] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 58.772159][ T7391] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.782377][ T7391] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.789430][ T7391] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.797555][ T7391] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 58.806891][ T7391] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 58.828287][ T6108] device veth0_vlan entered promiscuous mode [ 58.853522][ T7340] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 58.861452][ T7340] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 58.872540][ T7340] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 58.881213][ T7340] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 58.890236][ T7340] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 58.899206][ T7340] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 58.908504][ T7340] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 58.918337][ T7340] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 58.927255][ T7340] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 58.936497][ T7340] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 58.945667][ T7340] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 58.965432][ T6101] device veth0_vlan entered promiscuous mode [ 58.983854][ T6108] device veth1_vlan entered promiscuous mode [ 58.995073][ T6100] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 59.010503][ T6100] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 59.019495][ T7340] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.033205][ T7340] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 59.041075][ T7340] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 59.053202][ T7340] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 59.061115][ T7340] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 59.072209][ T7340] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 59.080231][ T7340] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 59.093125][ T7340] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 59.108055][ T7340] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.117883][ T7340] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.128850][ T7340] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.140237][ T7340] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.157428][ T6109] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.168003][ T6101] device veth1_vlan entered promiscuous mode [ 59.196544][ T6110] device veth0_vlan entered promiscuous mode [ 59.220723][ T7391] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 59.229411][ T7391] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 59.238616][ T7391] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 59.247605][ T7391] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 59.256404][ T7391] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 59.268471][ T7391] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 59.277161][ T7391] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 59.291833][ T7422] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.300545][ T7422] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.312991][ T7422] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.320220][ T7422] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.333292][ T7422] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.351150][ T6101] device veth0_macvtap entered promiscuous mode [ 59.359947][ T6110] device veth1_vlan entered promiscuous mode [ 59.388108][ T6108] device veth0_macvtap entered promiscuous mode [ 59.397431][ T7340] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 59.408152][ T7340] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 59.417746][ T7340] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.427424][ T7340] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.436522][ T7340] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.443872][ T7340] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.452197][ T7340] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 59.460658][ T7340] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 59.469615][ T7340] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.482059][ T6101] device veth1_macvtap entered promiscuous mode [ 59.508019][ T6108] device veth1_macvtap entered promiscuous mode [ 59.517113][ T7340] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 59.525551][ T7340] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 59.534369][ T7340] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 59.544544][ T7340] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 59.553106][ T7340] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 59.560557][ T7340] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 59.568615][ T7340] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.580715][ T6102] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.613695][ T6108] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 59.626320][ T6101] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 59.638529][ T6101] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 59.651116][ T6101] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 59.663401][ T1318] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.676264][ T1318] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.687329][ T1318] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 59.697806][ T1318] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 59.708548][ T1318] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 59.718104][ T1318] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 59.734565][ T6100] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 59.747185][ T6108] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 59.764798][ T6101] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 59.776188][ T6101] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 59.788783][ T6101] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 59.803763][ T6110] device veth0_macvtap entered promiscuous mode [ 59.811197][ T1318] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.820150][ T1318] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 59.829116][ T1318] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 59.838254][ T1318] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 59.847479][ T1318] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 59.857372][ T1318] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 59.867104][ T1318] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 59.875906][ T1318] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.884766][ T1318] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.894654][ T1318] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 59.902864][ T1318] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.910888][ T1318] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.924634][ T6108] netdevsim netdevsim5 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 59.935118][ T6108] netdevsim netdevsim5 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 59.950280][ T6108] netdevsim netdevsim5 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 59.964182][ T6108] netdevsim netdevsim5 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 59.992177][ T6101] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 60.000902][ T6101] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 60.013542][ T6101] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 60.024933][ T6101] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 60.178767][ T6110] device veth1_macvtap entered promiscuous mode [ 60.286753][ T6109] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 60.297760][ T6109] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 60.333679][ T1318] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 60.342667][ T1318] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.351138][ T1318] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.360934][ T1318] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.369733][ T1318] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.382061][ T7391] Bluetooth: hci1: command 0x0419 tx timeout [ 60.382585][ T6102] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.395427][ T7391] Bluetooth: hci4: command 0x0419 tx timeout [ 60.405052][ T7391] Bluetooth: hci0: command 0x0419 tx timeout [ 60.452549][ T7429] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 60.464295][ T1318] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.472821][ T7391] Bluetooth: hci3: command 0x0419 tx timeout [ 60.474040][ T1318] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 60.485968][ T7391] Bluetooth: hci2: command 0x0419 tx timeout [ 60.489313][ T1318] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 60.494557][ T7391] Bluetooth: hci5: command 0x0419 tx timeout [ 60.607651][ T6110] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 60.620638][ T6110] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 60.639741][ T6110] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 2021/05/13 11:03:02 executed programs: 6 [ 60.655457][ T6110] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 60.669442][ T6110] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 60.678299][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.712126][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.720529][ T11] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.727744][ T11] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.761107][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.771023][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.792919][ T11] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.800361][ T11] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.814138][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.824236][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.836402][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 60.846379][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 60.857249][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 60.868097][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 60.896494][ T6100] device veth0_vlan entered promiscuous mode [ 60.908527][ T7434] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 60.920362][ T7440] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 60.945790][ T6109] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 60.977088][ T7395] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.988190][ T7395] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.000397][ T7395] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.009915][ T7395] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.019977][ T7395] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.030441][ T7395] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 61.043247][ T7395] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 61.060764][ T6102] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 61.079069][ T6102] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 61.095402][ T6110] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 61.109120][ T6110] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 61.120041][ T6110] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 61.130623][ T6110] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 61.143705][ T6110] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 61.162683][ T7451] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 61.173305][ T7450] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 61.195047][ T7395] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.204605][ T7395] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 61.212931][ T7395] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 61.220812][ T7395] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.229669][ T7395] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.238409][ T7395] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.247030][ T7395] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.255813][ T7395] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 61.265882][ T7395] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 61.279115][ T6100] device veth1_vlan entered promiscuous mode [ 61.407989][ T7455] FAULT_INJECTION: forcing a failure. [ 61.407989][ T7455] name failslab, interval 1, probability 0, space 0, times 1 [ 61.420910][ T7455] CPU: 0 PID: 7455 Comm: syz-executor.1 Not tainted 5.13.0-rc1-syzkaller #0 [ 61.429676][ T7455] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.439823][ T7455] Call Trace: [ 61.443092][ T7455] dump_stack+0x10c/0x14b [ 61.447555][ T7455] should_fail.cold+0x5/0xa [ 61.452080][ T7455] should_failslab+0x5/0x10 [ 61.456768][ T7455] kmem_cache_alloc_node+0x60/0x540 [ 61.461965][ T7455] ? rt6_nlmsg_size+0x136/0x1d0 [ 61.466807][ T7455] __alloc_skb+0x153/0x280 [ 61.471336][ T7455] inet6_rt_notify+0xd1/0x270 [ 61.476004][ T7455] fib6_del+0xd17/0x1500 [ 61.480232][ T7455] ? fib6_locate+0xd0/0xd0 [ 61.484642][ T7455] ? lock_chain_count+0x20/0x20 [ 61.489676][ T7455] ? lock_release+0x424/0x7e0 [ 61.494430][ T7455] ? finish_task_switch.isra.0+0x14f/0x6f0 [ 61.500431][ T7455] fib6_clean_node+0x2fc/0x4a0 [ 61.505475][ T7455] ? find_held_lock+0x2d/0x110 [ 61.510441][ T7455] ? fib6_del+0x1500/0x1500 [ 61.514939][ T7455] fib6_walk_continue+0x3c2/0x780 [ 61.520040][ T7455] fib6_walk+0x168/0x330 [ 61.524292][ T7455] fib6_clean_tree+0xaa/0xe0 [ 61.528865][ T7455] ? fib6_walk+0x330/0x330 [ 61.533267][ T7455] ? preempt_schedule_thunk+0x16/0x18 [ 61.538838][ T7455] ? fib6_del+0x1500/0x1500 [ 61.543584][ T7455] ? rwlock_bug.part.0+0x90/0x90 [ 61.548786][ T7455] ? fib6_ifup+0x260/0x260 [ 61.553319][ T7455] __fib6_clean_all+0xe1/0x1e0 [ 61.558184][ T7455] ? fib6_ifup+0x260/0x260 [ 61.562602][ T7455] rt6_disable_ip+0x5ad/0x6a0 [ 61.567293][ T7455] ? __lock_acquire+0x15f0/0x5050 [ 61.572349][ T7455] ? rt6_sync_down_dev+0x120/0x120 [ 61.577493][ T7455] ? mark_lock+0xf0/0x15f0 [ 61.581895][ T7455] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 61.587349][ T7455] ? lock_chain_count+0x20/0x20 [ 61.592631][ T7455] ? add_addr+0x2c0/0x2c0 [ 61.597053][ T7455] ? check_preemption_disabled+0x36/0xd0 [ 61.602679][ T7455] ? lock_is_held_type+0xfa/0x130 [ 61.607682][ T7455] addrconf_notify+0x3e6/0x1ca0 [ 61.612637][ T7455] ? mark_held_locks+0x9f/0xe0 [ 61.617565][ T7455] ? check_preemption_disabled+0x36/0xd0 [ 61.623205][ T7455] ? tls_device_sk_destruct+0x610/0x610 [ 61.628769][ T7455] ? clusterip_netdev_event+0x369/0x540 [ 61.634298][ T7455] ? inet6_ifinfo_notify+0x100/0x100 [ 61.639561][ T7455] ? __local_bh_enable_ip+0x11f/0x220 [ 61.645000][ T7455] ? clusterip_netdev_event+0x369/0x540 [ 61.650618][ T7455] notifier_call_chain+0x94/0x170 [ 61.655631][ T7455] dev_close_many+0x28c/0x560 [ 61.660296][ T7455] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 61.666371][ T7455] __dev_change_net_namespace+0xb88/0x1120 [ 61.672300][ T7455] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 61.678016][ T7455] ? check_preemption_disabled+0x36/0xd0 [ 61.683636][ T7455] ? netdev_pick_tx+0x830/0x830 [ 61.688888][ T7455] ? security_capable+0x4c/0x90 [ 61.693749][ T7455] ? ns_capable+0x53/0xc0 [ 61.698066][ T7455] do_setlink+0x1d3/0x2df0 [ 61.702563][ T7455] ? lock_is_held_type+0xd9/0x130 [ 61.707829][ T7455] ? rtnl_getlink+0x930/0x930 [ 61.712488][ T7455] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 61.718203][ T7455] ? mark_lock+0xf0/0x15f0 [ 61.722608][ T7455] ? lock_chain_count+0x20/0x20 [ 61.727568][ T7455] ? mark_lock+0xf0/0x15f0 [ 61.732658][ T7455] ? memset+0x20/0x40 [ 61.736658][ T7455] ? __nla_validate_parse+0xb2/0x1fd0 [ 61.742030][ T7455] ? nla_get_range_signed+0x540/0x540 [ 61.747398][ T7455] __rtnl_newlink+0xabb/0x1360 [ 61.752150][ T7455] ? check_preemption_disabled+0x36/0xd0 [ 61.758037][ T7455] ? rtnl_setlink+0x320/0x320 [ 61.762694][ T7455] ? lock_release+0x424/0x7e0 [ 61.767527][ T7455] ? is_bpf_text_address+0x5f/0xe0 [ 61.772742][ T7455] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 61.779386][ T7455] ? is_bpf_text_address+0x77/0xe0 [ 61.784540][ T7455] ? kernel_text_address+0xbd/0xf0 [ 61.789765][ T7455] ? __kernel_text_address+0x9/0x30 [ 61.794960][ T7455] ? unwind_get_return_address+0x51/0x90 [ 61.800667][ T7455] ? create_prof_cpu_mask+0x20/0x20 [ 61.805846][ T7455] ? arch_stack_walk+0x93/0xe0 [ 61.810887][ T7455] ? stack_trace_save+0x8c/0xc0 [ 61.816611][ T7455] ? stack_trace_consume_entry+0x160/0x160 [ 61.822554][ T7455] ? fs_reclaim_release+0x9c/0xf0 [ 61.827850][ T7455] ? lock_is_held_type+0xfa/0x130 [ 61.832999][ T7455] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 61.838643][ T7455] ? trace_kmalloc+0xbe/0xf0 [ 61.843363][ T7455] ? kmem_cache_alloc_trace+0x221/0x440 [ 61.848904][ T7455] rtnl_newlink+0x5a/0x90 [ 61.853222][ T7455] rtnetlink_rcv_msg+0x32f/0x860 [ 61.858231][ T7455] ? __dev_queue_xmit+0x14aa/0x26b0 [ 61.863529][ T7455] ? rtnetlink_put_metrics+0x420/0x420 [ 61.869674][ T7455] ? check_preemption_disabled+0x36/0xd0 [ 61.875340][ T7455] ? netdev_core_pick_tx+0x290/0x290 [ 61.880738][ T7455] ? lock_acquire+0x1f0/0x850 [ 61.885403][ T7455] netlink_rcv_skb+0x118/0x370 [ 61.890166][ T7455] ? rtnetlink_put_metrics+0x420/0x420 [ 61.895724][ T7455] ? netlink_ack+0x9f0/0x9f0 [ 61.900299][ T7455] ? netlink_deliver_tap+0x15d/0x990 [ 61.905835][ T7455] netlink_unicast+0x42e/0x700 [ 61.910618][ T7455] ? netlink_attachskb+0x730/0x730 [ 61.915706][ T7455] ? __build_skb_around+0x1f3/0x2b0 [ 61.920891][ T7455] netlink_sendmsg+0x70e/0xbe0 [ 61.925827][ T7455] ? netlink_unicast+0x700/0x700 [ 61.930758][ T7455] ? iovec_from_user+0x143/0x290 [ 61.935822][ T7455] ? netlink_unicast+0x700/0x700 [ 61.940749][ T7455] sock_sendmsg+0xab/0xe0 [ 61.945076][ T7455] ____sys_sendmsg+0x5bf/0x7a0 [ 61.949823][ T7455] ? kernel_sendmsg+0x30/0x30 [ 61.954589][ T7455] ? do_recvmmsg+0x550/0x550 [ 61.959247][ T7455] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 61.965217][ T7455] ? __might_fault+0xb5/0x160 [ 61.969892][ T7455] ___sys_sendmsg+0xd3/0x150 [ 61.974497][ T7455] ? sendmsg_copy_msghdr+0x110/0x110 [ 61.979770][ T7455] ? find_held_lock+0x2d/0x110 [ 61.984770][ T7455] ? check_preemption_disabled+0x36/0xd0 [ 61.990399][ T7455] ? lock_release+0x424/0x7e0 [ 61.995059][ T7455] ? __fget_files+0x193/0x2b0 [ 62.000013][ T7455] ? lock_downgrade+0x7b0/0x7b0 [ 62.004842][ T7455] ? find_held_lock+0x2d/0x110 [ 62.009583][ T7455] ? check_preemption_disabled+0x36/0xd0 [ 62.015192][ T7455] ? lock_is_held_type+0xfa/0x130 [ 62.020379][ T7455] ? __fget_files+0x1ab/0x2b0 [ 62.025124][ T7455] ? __fget_light+0xbe/0x220 [ 62.029708][ T7455] __sys_sendmsg+0xb2/0x140 [ 62.034376][ T7455] ? __sys_sendmsg_sock+0x10/0x10 [ 62.039420][ T7455] ? check_preemption_disabled+0x36/0xd0 [ 62.045040][ T7455] ? syscall_enter_from_user_mode+0x1d/0x60 [ 62.051003][ T7455] ? lockdep_hardirqs_on+0x54/0x100 [ 62.056299][ T7455] do_syscall_64+0x3a/0xb0 [ 62.061137][ T7455] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 62.067019][ T7455] RIP: 0033:0x464d29 [ 62.070980][ T7455] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 62.091270][ T7455] RSP: 002b:00007faa55e04188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 62.099939][ T7455] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 62.107900][ T7455] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 62.115894][ T7455] RBP: 00007faa55e041d0 R08: 0000000000000000 R09: 0000000000000000 [ 62.124028][ T7455] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 62.132228][ T7455] R13: 00007fffa69f0bff R14: 00007faa55e04300 R15: 0000000000022000 [ 62.394295][ T7455] syz-executor.1 (7455) used greatest stack depth: 22448 bytes left [ 62.408394][ T6110] netdevsim netdevsim3 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 62.423939][ T6110] netdevsim netdevsim3 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 62.436164][ T6110] netdevsim netdevsim3 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 62.445281][ T6110] netdevsim netdevsim3 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 62.457138][ T7395] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 62.470053][ T7395] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 62.478584][ T7395] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 62.487316][ T7395] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 62.503146][ T7395] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 62.520459][ T7395] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 62.537950][ T6102] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 62.547855][ T7460] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 62.582414][ T7476] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 62.769977][ T6100] device veth0_macvtap entered promiscuous mode [ 62.812313][ T6109] device veth0_vlan entered promiscuous mode [ 62.838872][ T7433] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 62.854447][ T7433] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 62.888440][ T7433] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 62.926504][ T7433] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 62.970364][ T7498] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 62.999416][ T7433] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 63.025413][ T7433] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 63.046012][ T7433] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 63.059672][ T7499] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 63.085946][ T7503] FAULT_INJECTION: forcing a failure. [ 63.085946][ T7503] name failslab, interval 1, probability 0, space 0, times 0 [ 63.105086][ T7503] CPU: 0 PID: 7503 Comm: syz-executor.1 Not tainted 5.13.0-rc1-syzkaller #0 [ 63.114520][ T7503] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.124597][ T7503] Call Trace: [ 63.127891][ T7503] dump_stack+0x10c/0x14b [ 63.132332][ T7503] should_fail.cold+0x5/0xa [ 63.136919][ T7503] should_failslab+0x5/0x10 [ 63.141568][ T7503] kmem_cache_alloc_trace+0x57/0x440 [ 63.147039][ T7503] masq_inet6_event+0x231/0x540 [ 63.151885][ T7503] ? inet6_cmp+0x220/0x220 [ 63.156379][ T7503] notifier_call_chain+0x94/0x170 [ 63.161741][ T7503] atomic_notifier_call_chain+0x5d/0xf0 [ 63.167599][ T7503] addrconf_ifdown.isra.0+0x7bb/0x10e0 [ 63.173185][ T7503] ? add_addr+0x2c0/0x2c0 [ 63.177674][ T7503] ? check_preemption_disabled+0x36/0xd0 [ 63.183332][ T7503] ? lock_is_held_type+0xfa/0x130 [ 63.188642][ T7503] addrconf_notify+0x3e6/0x1ca0 [ 63.193487][ T7503] ? mark_held_locks+0x9f/0xe0 [ 63.198246][ T7503] ? check_preemption_disabled+0x36/0xd0 [ 63.203961][ T7503] ? tls_device_sk_destruct+0x610/0x610 [ 63.209632][ T7503] ? clusterip_netdev_event+0x369/0x540 [ 63.215163][ T7503] ? inet6_ifinfo_notify+0x100/0x100 [ 63.220474][ T7503] ? __local_bh_enable_ip+0x11f/0x220 [ 63.225826][ T7503] ? clusterip_netdev_event+0x369/0x540 [ 63.231365][ T7503] notifier_call_chain+0x94/0x170 [ 63.236399][ T7503] __dev_change_net_namespace+0x373/0x1120 [ 63.242182][ T7503] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 63.247788][ T7503] ? lock_chain_get_class+0x23/0xb0 [ 63.253342][ T7503] ? check_preemption_disabled+0x36/0xd0 [ 63.259049][ T7503] ? netdev_pick_tx+0x830/0x830 [ 63.263879][ T7503] ? security_capable+0x4c/0x90 [ 63.268910][ T7503] ? ns_capable+0x53/0xc0 [ 63.273371][ T7503] do_setlink+0x1d3/0x2df0 [ 63.277838][ T7503] ? unwind_get_return_address+0x51/0x90 [ 63.283586][ T7503] ? rtnl_getlink+0x930/0x930 [ 63.288447][ T7503] ? mark_lock+0xf0/0x15f0 [ 63.292847][ T7503] ? __lock_acquire+0xbc5/0x5050 [ 63.297789][ T7503] ? lock_chain_count+0x20/0x20 [ 63.302706][ T7503] ? mark_lock+0xf0/0x15f0 [ 63.307098][ T7503] ? memset+0x20/0x40 [ 63.311231][ T7503] ? __nla_validate_parse+0xb2/0x1fd0 [ 63.316599][ T7503] ? nla_get_range_signed+0x540/0x540 [ 63.322126][ T7503] __rtnl_newlink+0xabb/0x1360 [ 63.327051][ T7503] ? check_preemption_disabled+0x36/0xd0 [ 63.332784][ T7503] ? rtnl_setlink+0x320/0x320 [ 63.337646][ T7503] ? lock_release+0x424/0x7e0 [ 63.342395][ T7503] ? is_bpf_text_address+0x5f/0xe0 [ 63.347673][ T7503] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 63.353715][ T7503] ? is_bpf_text_address+0x77/0xe0 [ 63.358797][ T7503] ? kernel_text_address+0xbd/0xf0 [ 63.363884][ T7503] ? __kernel_text_address+0x9/0x30 [ 63.369204][ T7503] ? unwind_get_return_address+0x51/0x90 [ 63.374948][ T7503] ? create_prof_cpu_mask+0x20/0x20 [ 63.380139][ T7503] ? arch_stack_walk+0x93/0xe0 [ 63.384890][ T7503] ? stack_trace_save+0x8c/0xc0 [ 63.389719][ T7503] ? stack_trace_consume_entry+0x160/0x160 [ 63.395543][ T7503] ? fs_reclaim_release+0x9c/0xf0 [ 63.400557][ T7503] ? lock_is_held_type+0xfa/0x130 [ 63.405568][ T7503] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 63.411114][ T7503] ? trace_kmalloc+0xbe/0xf0 [ 63.415683][ T7503] ? kmem_cache_alloc_trace+0x221/0x440 [ 63.421207][ T7503] rtnl_newlink+0x5a/0x90 [ 63.425722][ T7503] rtnetlink_rcv_msg+0x32f/0x860 [ 63.430651][ T7503] ? __dev_queue_xmit+0x14aa/0x26b0 [ 63.435826][ T7503] ? rtnetlink_put_metrics+0x420/0x420 [ 63.441261][ T7503] ? check_preemption_disabled+0x36/0xd0 [ 63.446884][ T7503] ? netdev_core_pick_tx+0x290/0x290 [ 63.452152][ T7503] ? lock_acquire+0x1f0/0x850 [ 63.456813][ T7503] netlink_rcv_skb+0x118/0x370 [ 63.461573][ T7503] ? rtnetlink_put_metrics+0x420/0x420 [ 63.467095][ T7503] ? netlink_ack+0x9f0/0x9f0 [ 63.471656][ T7503] ? netlink_deliver_tap+0x15d/0x990 [ 63.476933][ T7503] netlink_unicast+0x42e/0x700 [ 63.481700][ T7503] ? netlink_attachskb+0x730/0x730 [ 63.486876][ T7503] ? __build_skb_around+0x1f3/0x2b0 [ 63.492418][ T7503] netlink_sendmsg+0x70e/0xbe0 [ 63.497173][ T7503] ? netlink_unicast+0x700/0x700 [ 63.502543][ T7503] ? iovec_from_user+0x143/0x290 [ 63.507586][ T7503] ? netlink_unicast+0x700/0x700 [ 63.512504][ T7503] sock_sendmsg+0xab/0xe0 [ 63.516830][ T7503] ____sys_sendmsg+0x5bf/0x7a0 [ 63.521570][ T7503] ? kernel_sendmsg+0x30/0x30 [ 63.526217][ T7503] ? do_recvmmsg+0x550/0x550 [ 63.530868][ T7503] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 63.536910][ T7503] ? __might_fault+0xb5/0x160 [ 63.541584][ T7503] ___sys_sendmsg+0xd3/0x150 [ 63.546166][ T7503] ? sendmsg_copy_msghdr+0x110/0x110 [ 63.551422][ T7503] ? find_held_lock+0x2d/0x110 [ 63.556161][ T7503] ? check_preemption_disabled+0x36/0xd0 [ 63.561772][ T7503] ? lock_release+0x424/0x7e0 [ 63.566420][ T7503] ? __fget_files+0x193/0x2b0 [ 63.571243][ T7503] ? lock_downgrade+0x7b0/0x7b0 [ 63.576118][ T7503] ? find_held_lock+0x2d/0x110 [ 63.580943][ T7503] ? check_preemption_disabled+0x36/0xd0 [ 63.586553][ T7503] ? lock_is_held_type+0xfa/0x130 [ 63.591949][ T7503] ? __fget_files+0x1ab/0x2b0 [ 63.596663][ T7503] ? __fget_light+0xbe/0x220 [ 63.601377][ T7503] __sys_sendmsg+0xb2/0x140 [ 63.605875][ T7503] ? __sys_sendmsg_sock+0x10/0x10 [ 63.611105][ T7503] ? check_preemption_disabled+0x36/0xd0 [ 63.616720][ T7503] ? syscall_enter_from_user_mode+0x1d/0x60 [ 63.622587][ T7503] ? lockdep_hardirqs_on+0x54/0x100 [ 63.627762][ T7503] do_syscall_64+0x3a/0xb0 [ 63.632154][ T7503] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 63.638021][ T7503] RIP: 0033:0x464d29 [ 63.642175][ T7503] 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 [ 63.661942][ T7503] RSP: 002b:00007faa55e04188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 63.670547][ T7503] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 63.678905][ T7503] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 63.686870][ T7503] RBP: 00007faa55e041d0 R08: 0000000000000000 R09: 0000000000000000 [ 63.694937][ T7503] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 63.703175][ T7503] R13: 00007fffa69f0bff R14: 00007faa55e04300 R15: 0000000000022000 [ 63.791002][ T7503] A link change request failed with some changes committed already. Interface caif0 may have been left with an inconsistent configuration, please check. [ 63.810134][ T7509] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 63.848517][ T6100] device veth1_macvtap entered promiscuous mode [ 63.860922][ T7433] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 63.883494][ T6109] device veth1_vlan entered promiscuous mode [ 63.953260][ T7411] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 63.967188][ T7411] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 64.023208][ T6100] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 64.043124][ T6100] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 64.064071][ T6100] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 64.099166][ T6100] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 64.109525][ T6100] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 64.126226][ T6100] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 64.144068][ T6100] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 64.178214][ T7391] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 64.187667][ T7391] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 64.199930][ T6100] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 64.213502][ T6100] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 64.225273][ T6100] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 64.236647][ T6100] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 64.251757][ T6100] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 64.262740][ T6100] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 64.277822][ T6100] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 64.293597][ T7391] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 64.302511][ T7391] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 64.312604][ T7391] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 64.321479][ T7391] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 64.339174][ T6100] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.348660][ T6100] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.362109][ T6100] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.373925][ T6100] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.393904][ T6102] device veth0_vlan entered promiscuous mode [ 64.404080][ T7340] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 64.412124][ T7340] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 64.420875][ T7340] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 64.429551][ T7340] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 64.502406][ T6109] device veth0_macvtap entered promiscuous mode [ 64.557117][ T6102] device veth1_vlan entered promiscuous mode [ 64.571176][ T6109] device veth1_macvtap entered promiscuous mode [ 64.654883][ T6109] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 64.667061][ T6109] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 64.680345][ T6109] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 64.692097][ T6109] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 64.713175][ T6109] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 64.731845][ T6109] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 64.741912][ T6109] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 64.753055][ T6109] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 64.767066][ T6109] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 64.780356][ T7422] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 64.789797][ T7422] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 64.821409][ T7422] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 64.829843][ T7422] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 64.843646][ T7422] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 64.855499][ T7422] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 64.885620][ T7410] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 64.894559][ T7410] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 64.909190][ T6109] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 64.923281][ T6109] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 64.934414][ T6109] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 64.946655][ T6109] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 64.958069][ T6109] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 64.969334][ T6109] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 64.979343][ T6109] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 64.990176][ T6109] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 65.003551][ T6109] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 65.018288][ T6102] device veth0_macvtap entered promiscuous mode [ 65.043118][ T7340] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 65.052345][ T7340] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 65.063098][ T7340] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 65.075029][ T6109] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 65.089747][ T6109] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 65.102228][ T6109] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 65.114842][ T6109] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 65.141953][ T6102] device veth1_macvtap entered promiscuous mode [ 65.163834][ T6102] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 65.174491][ T6102] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 65.185115][ T6102] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 65.196159][ T6102] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 65.209435][ T6102] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 65.224176][ T6102] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 65.235282][ T6102] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 65.246993][ T6102] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 65.257496][ T6102] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 65.268590][ T6102] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 65.283603][ T6102] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 65.345772][ T7395] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 65.354819][ T7395] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 65.367131][ T6102] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 65.378296][ T6102] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 65.388402][ T6102] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 65.399631][ T6102] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 65.410545][ T6102] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 65.422944][ T6102] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 65.433109][ T6102] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 65.443710][ T6102] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 65.453900][ T6102] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 65.464827][ T6102] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 65.476403][ T6102] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 65.527087][ T7410] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 65.535906][ T7410] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 65.558460][ T6102] netdevsim netdevsim4 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 65.570534][ T6102] netdevsim netdevsim4 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 65.579473][ T6102] netdevsim netdevsim4 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 65.597537][ T6102] netdevsim netdevsim4 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 65.768901][ T7541] __nla_validate_parse: 2 callbacks suppressed [ 65.768914][ T7541] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 2021/05/13 11:03:07 executed programs: 18 [ 65.875598][ T7543] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 65.929572][ T7547] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 65.967249][ T7552] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 65.996189][ T7556] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 66.016050][ T7555] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 66.030813][ T7553] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 66.046282][ T7557] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 66.249352][ T7556] FAULT_INJECTION: forcing a failure. [ 66.249352][ T7556] name failslab, interval 1, probability 0, space 0, times 0 [ 66.262917][ T7556] CPU: 1 PID: 7556 Comm: syz-executor.1 Not tainted 5.13.0-rc1-syzkaller #0 [ 66.271712][ T7556] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.281897][ T7556] Call Trace: [ 66.285180][ T7556] dump_stack+0x10c/0x14b [ 66.289540][ T7556] should_fail.cold+0x5/0xa [ 66.294082][ T7556] should_failslab+0x5/0x10 [ 66.298577][ T7556] kmem_cache_alloc_node+0x60/0x540 [ 66.303771][ T7556] ? mark_lock+0xf0/0x15f0 [ 66.308193][ T7556] __alloc_skb+0x153/0x280 [ 66.312606][ T7556] inet6_ifa_notify+0x112/0x1e0 [ 66.317451][ T7556] ? inet6_fill_ifaddr+0xba0/0xba0 [ 66.322556][ T7556] ? lock_release+0x424/0x7e0 [ 66.327227][ T7556] __ipv6_ifa_notify+0x13f/0x910 [ 66.332149][ T7556] ? modify_prefix_route+0x4f0/0x4f0 [ 66.337576][ T7556] ? check_preemption_disabled+0x36/0xd0 [ 66.343294][ T7556] ? __local_bh_enable_ip+0x11f/0x220 [ 66.348746][ T7556] ? addrconf_ifdown.isra.0+0x797/0x10e0 [ 66.354372][ T7556] addrconf_ifdown.isra.0+0x7ae/0x10e0 [ 66.360144][ T7556] ? add_addr+0x2c0/0x2c0 [ 66.364477][ T7556] ? check_preemption_disabled+0x36/0xd0 [ 66.370111][ T7556] ? lock_is_held_type+0xfa/0x130 [ 66.375126][ T7556] addrconf_notify+0x3e6/0x1ca0 [ 66.380098][ T7556] ? mark_held_locks+0x9f/0xe0 [ 66.385104][ T7556] ? check_preemption_disabled+0x36/0xd0 [ 66.390812][ T7556] ? tls_device_sk_destruct+0x610/0x610 [ 66.396454][ T7556] ? clusterip_netdev_event+0x369/0x540 [ 66.401990][ T7556] ? inet6_ifinfo_notify+0x100/0x100 [ 66.407524][ T7556] ? __local_bh_enable_ip+0x11f/0x220 [ 66.412970][ T7556] ? clusterip_netdev_event+0x369/0x540 [ 66.418512][ T7556] notifier_call_chain+0x94/0x170 [ 66.423541][ T7556] dev_close_many+0x28c/0x560 [ 66.428298][ T7556] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 66.434357][ T7556] __dev_change_net_namespace+0xb88/0x1120 [ 66.440169][ T7556] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 66.445859][ T7556] ? lock_chain_get_class+0x23/0xb0 [ 66.451046][ T7556] ? check_preemption_disabled+0x36/0xd0 [ 66.457477][ T7556] ? netdev_pick_tx+0x830/0x830 [ 66.462325][ T7556] ? security_capable+0x4c/0x90 [ 66.467170][ T7556] ? ns_capable+0x53/0xc0 [ 66.471647][ T7556] do_setlink+0x1d3/0x2df0 [ 66.476190][ T7556] ? unwind_get_return_address+0x51/0x90 [ 66.481810][ T7556] ? rtnl_getlink+0x930/0x930 [ 66.486490][ T7556] ? mark_lock+0xf0/0x15f0 [ 66.490892][ T7556] ? __lock_acquire+0xbc5/0x5050 [ 66.496030][ T7556] ? lock_chain_count+0x20/0x20 [ 66.501155][ T7556] ? mark_lock+0xf0/0x15f0 [ 66.505562][ T7556] ? memset+0x20/0x40 [ 66.509617][ T7556] ? __nla_validate_parse+0xb2/0x1fd0 [ 66.514985][ T7556] ? nla_get_range_signed+0x540/0x540 [ 66.520376][ T7556] __rtnl_newlink+0xabb/0x1360 [ 66.525139][ T7556] ? check_preemption_disabled+0x36/0xd0 [ 66.531042][ T7556] ? rtnl_setlink+0x320/0x320 [ 66.535730][ T7556] ? lock_release+0x424/0x7e0 [ 66.540405][ T7556] ? is_bpf_text_address+0x5f/0xe0 [ 66.545523][ T7556] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 66.551594][ T7556] ? is_bpf_text_address+0x77/0xe0 [ 66.556704][ T7556] ? kernel_text_address+0xbd/0xf0 [ 66.561803][ T7556] ? __kernel_text_address+0x9/0x30 [ 66.567337][ T7556] ? unwind_get_return_address+0x51/0x90 [ 66.573051][ T7556] ? create_prof_cpu_mask+0x20/0x20 [ 66.578264][ T7556] ? arch_stack_walk+0x93/0xe0 [ 66.583163][ T7556] ? stack_trace_save+0x8c/0xc0 [ 66.588018][ T7556] ? stack_trace_consume_entry+0x160/0x160 [ 66.593859][ T7556] ? fs_reclaim_release+0x9c/0xf0 [ 66.598895][ T7556] ? lock_is_held_type+0xfa/0x130 [ 66.603913][ T7556] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 66.609452][ T7556] ? trace_kmalloc+0xbe/0xf0 [ 66.614026][ T7556] ? kmem_cache_alloc_trace+0x221/0x440 [ 66.619560][ T7556] rtnl_newlink+0x5a/0x90 [ 66.624230][ T7556] rtnetlink_rcv_msg+0x32f/0x860 [ 66.629463][ T7556] ? __dev_queue_xmit+0x14aa/0x26b0 [ 66.634643][ T7556] ? rtnetlink_put_metrics+0x420/0x420 [ 66.640171][ T7556] ? check_preemption_disabled+0x36/0xd0 [ 66.645972][ T7556] ? netdev_core_pick_tx+0x290/0x290 [ 66.651251][ T7556] ? lock_acquire+0x1f0/0x850 [ 66.655930][ T7556] netlink_rcv_skb+0x118/0x370 [ 66.660774][ T7556] ? rtnetlink_put_metrics+0x420/0x420 [ 66.666430][ T7556] ? netlink_ack+0x9f0/0x9f0 [ 66.672258][ T7556] ? netlink_deliver_tap+0x15d/0x990 [ 66.677975][ T7556] netlink_unicast+0x42e/0x700 [ 66.682727][ T7556] ? netlink_attachskb+0x730/0x730 [ 66.688177][ T7556] ? __build_skb_around+0x1f3/0x2b0 [ 66.694083][ T7556] netlink_sendmsg+0x70e/0xbe0 [ 66.698927][ T7556] ? netlink_unicast+0x700/0x700 [ 66.703931][ T7556] ? iovec_from_user+0x143/0x290 [ 66.708865][ T7556] ? netlink_unicast+0x700/0x700 [ 66.713788][ T7556] sock_sendmsg+0xab/0xe0 [ 66.718117][ T7556] ____sys_sendmsg+0x5bf/0x7a0 [ 66.722873][ T7556] ? kernel_sendmsg+0x30/0x30 [ 66.727534][ T7556] ? do_recvmmsg+0x550/0x550 [ 66.732108][ T7556] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 66.738078][ T7556] ? __might_fault+0xb5/0x160 [ 66.742755][ T7556] ___sys_sendmsg+0xd3/0x150 [ 66.747336][ T7556] ? sendmsg_copy_msghdr+0x110/0x110 [ 66.752614][ T7556] ? find_held_lock+0x2d/0x110 [ 66.757378][ T7556] ? check_preemption_disabled+0x36/0xd0 [ 66.763002][ T7556] ? lock_release+0x424/0x7e0 [ 66.767666][ T7556] ? __fget_files+0x193/0x2b0 [ 66.772327][ T7556] ? lock_downgrade+0x7b0/0x7b0 [ 66.777185][ T7556] ? find_held_lock+0x2d/0x110 [ 66.781932][ T7556] ? check_preemption_disabled+0x36/0xd0 [ 66.787728][ T7556] ? lock_is_held_type+0xfa/0x130 [ 66.792842][ T7556] ? __fget_files+0x1ab/0x2b0 [ 66.797622][ T7556] ? __fget_light+0xbe/0x220 [ 66.802203][ T7556] __sys_sendmsg+0xb2/0x140 [ 66.806697][ T7556] ? __sys_sendmsg_sock+0x10/0x10 [ 66.811726][ T7556] ? check_preemption_disabled+0x36/0xd0 [ 66.817386][ T7556] ? syscall_enter_from_user_mode+0x1d/0x60 [ 66.823358][ T7556] ? lockdep_hardirqs_on+0x54/0x100 [ 66.828557][ T7556] do_syscall_64+0x3a/0xb0 [ 66.833053][ T7556] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 66.839022][ T7556] RIP: 0033:0x464d29 [ 66.842903][ T7556] 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 [ 66.862501][ T7556] RSP: 002b:00007faa55e46188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 66.870915][ T7556] RAX: ffffffffffffffda RBX: 000000000055cf00 RCX: 0000000000464d29 [ 66.878889][ T7556] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 66.886857][ T7556] RBP: 00007faa55e461d0 R08: 0000000000000000 R09: 0000000000000000 [ 66.894902][ T7556] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 66.902869][ T7556] R13: 00007fffa69f0bff R14: 00007faa55e46300 R15: 0000000000022000 [ 67.181083][ T7564] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 67.228871][ T7568] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 67.705686][ T7591] FAULT_INJECTION: forcing a failure. [ 67.705686][ T7591] name failslab, interval 1, probability 0, space 0, times 0 [ 67.727704][ T7591] CPU: 0 PID: 7591 Comm: syz-executor.1 Not tainted 5.13.0-rc1-syzkaller #0 [ 67.736410][ T7591] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.746510][ T7591] Call Trace: [ 67.749805][ T7591] dump_stack+0x10c/0x14b [ 67.754152][ T7591] should_fail.cold+0x5/0xa [ 67.758762][ T7591] should_failslab+0x5/0x10 [ 67.763269][ T7591] kmem_cache_alloc_node_trace+0x66/0x570 [ 67.768986][ T7591] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 67.774542][ T7591] __kmalloc_node_track_caller+0x38/0x60 [ 67.780610][ T7591] __alloc_skb+0x8b/0x280 [ 67.785000][ T7591] inet6_netconf_notify_devconf+0x5a/0xf0 [ 67.790725][ T7591] addrconf_sysctl_unregister+0x127/0x1b0 [ 67.796542][ T7591] addrconf_ifdown.isra.0+0xb7d/0x10e0 [ 67.802109][ T7591] ? add_addr+0x2c0/0x2c0 [ 67.806439][ T7591] ? check_preemption_disabled+0x36/0xd0 [ 67.812166][ T7591] ? lock_is_held_type+0xfa/0x130 [ 67.817203][ T7591] addrconf_notify+0x3e6/0x1ca0 [ 67.822071][ T7591] ? mark_held_locks+0x9f/0xe0 [ 67.826850][ T7591] ? check_preemption_disabled+0x36/0xd0 [ 67.832493][ T7591] ? tls_device_sk_destruct+0x610/0x610 [ 67.838082][ T7591] ? clusterip_netdev_event+0x369/0x540 [ 67.843631][ T7591] ? inet6_ifinfo_notify+0x100/0x100 [ 67.849617][ T7591] ? __local_bh_enable_ip+0x11f/0x220 [ 67.855000][ T7591] ? clusterip_netdev_event+0x369/0x540 [ 67.860553][ T7591] notifier_call_chain+0x94/0x170 [ 67.865589][ T7591] __dev_change_net_namespace+0x373/0x1120 [ 67.871421][ T7591] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 67.877058][ T7591] ? lock_chain_get_class+0x23/0xb0 [ 67.882256][ T7591] ? check_preemption_disabled+0x36/0xd0 [ 67.887998][ T7591] ? netdev_pick_tx+0x830/0x830 [ 67.892949][ T7591] ? security_capable+0x4c/0x90 [ 67.898366][ T7591] ? ns_capable+0x53/0xc0 [ 67.902706][ T7591] do_setlink+0x1d3/0x2df0 [ 67.907188][ T7591] ? unwind_get_return_address+0x51/0x90 [ 67.913076][ T7591] ? rtnl_getlink+0x930/0x930 [ 67.917759][ T7591] ? mark_lock+0xf0/0x15f0 [ 67.922177][ T7591] ? __lock_acquire+0xbc5/0x5050 [ 67.927116][ T7591] ? lock_chain_count+0x20/0x20 [ 67.931967][ T7591] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 67.937954][ T7591] ? memset+0x20/0x40 [ 67.941942][ T7591] ? __nla_validate_parse+0xb2/0x1fd0 [ 67.947339][ T7591] ? nla_get_range_signed+0x540/0x540 [ 67.952727][ T7591] __rtnl_newlink+0xabb/0x1360 [ 67.957700][ T7591] ? check_preemption_disabled+0x36/0xd0 [ 67.963455][ T7591] ? rtnl_setlink+0x320/0x320 [ 67.968137][ T7591] ? lock_release+0x424/0x7e0 [ 67.972927][ T7591] ? is_bpf_text_address+0x5f/0xe0 [ 67.978489][ T7591] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 67.984567][ T7591] ? is_bpf_text_address+0x77/0xe0 [ 67.989700][ T7591] ? kernel_text_address+0xbd/0xf0 [ 67.994894][ T7591] ? __kernel_text_address+0x9/0x30 [ 68.000117][ T7591] ? unwind_get_return_address+0x51/0x90 [ 68.005731][ T7591] ? create_prof_cpu_mask+0x20/0x20 [ 68.011008][ T7591] ? arch_stack_walk+0x93/0xe0 [ 68.015757][ T7591] ? stack_trace_save+0x8c/0xc0 [ 68.020823][ T7591] ? stack_trace_consume_entry+0x160/0x160 [ 68.026640][ T7591] ? fs_reclaim_release+0x9c/0xf0 [ 68.031669][ T7591] ? lock_is_held_type+0xfa/0x130 [ 68.037022][ T7591] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 68.042579][ T7591] ? trace_kmalloc+0xbe/0xf0 [ 68.047259][ T7591] ? kmem_cache_alloc_trace+0x221/0x440 [ 68.052799][ T7591] rtnl_newlink+0x5a/0x90 [ 68.057112][ T7591] rtnetlink_rcv_msg+0x32f/0x860 [ 68.062043][ T7591] ? __dev_queue_xmit+0x14aa/0x26b0 [ 68.067381][ T7591] ? rtnetlink_put_metrics+0x420/0x420 [ 68.072831][ T7591] ? check_preemption_disabled+0x36/0xd0 [ 68.078453][ T7591] ? netdev_core_pick_tx+0x290/0x290 [ 68.083719][ T7591] ? lock_acquire+0x1f0/0x850 [ 68.088384][ T7591] netlink_rcv_skb+0x118/0x370 [ 68.093234][ T7591] ? rtnetlink_put_metrics+0x420/0x420 [ 68.098691][ T7591] ? netlink_ack+0x9f0/0x9f0 [ 68.103278][ T7591] ? netlink_deliver_tap+0x15d/0x990 [ 68.108593][ T7591] netlink_unicast+0x42e/0x700 [ 68.113368][ T7591] ? netlink_attachskb+0x730/0x730 [ 68.118534][ T7591] ? __build_skb_around+0x1f3/0x2b0 [ 68.123731][ T7591] netlink_sendmsg+0x70e/0xbe0 [ 68.128501][ T7591] ? netlink_unicast+0x700/0x700 [ 68.133429][ T7591] ? iovec_from_user+0x143/0x290 [ 68.138370][ T7591] ? netlink_unicast+0x700/0x700 [ 68.143295][ T7591] sock_sendmsg+0xab/0xe0 [ 68.147621][ T7591] ____sys_sendmsg+0x5bf/0x7a0 [ 68.152389][ T7591] ? kernel_sendmsg+0x30/0x30 [ 68.157054][ T7591] ? do_recvmmsg+0x550/0x550 [ 68.161642][ T7591] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 68.167630][ T7591] ? __might_fault+0xb5/0x160 [ 68.172380][ T7591] ___sys_sendmsg+0xd3/0x150 [ 68.176961][ T7591] ? sendmsg_copy_msghdr+0x110/0x110 [ 68.182220][ T7591] ? find_held_lock+0x2d/0x110 [ 68.187137][ T7591] ? check_preemption_disabled+0x36/0xd0 [ 68.192753][ T7591] ? lock_release+0x424/0x7e0 [ 68.197617][ T7591] ? __fget_files+0x193/0x2b0 [ 68.202284][ T7591] ? lock_downgrade+0x7b0/0x7b0 [ 68.207127][ T7591] ? find_held_lock+0x2d/0x110 [ 68.211978][ T7591] ? check_preemption_disabled+0x36/0xd0 [ 68.217609][ T7591] ? lock_is_held_type+0xfa/0x130 [ 68.222761][ T7591] ? __fget_files+0x1ab/0x2b0 [ 68.227441][ T7591] ? __fget_light+0xbe/0x220 [ 68.232024][ T7591] __sys_sendmsg+0xb2/0x140 [ 68.236517][ T7591] ? __sys_sendmsg_sock+0x10/0x10 [ 68.241563][ T7591] ? check_preemption_disabled+0x36/0xd0 [ 68.247177][ T7591] ? syscall_enter_from_user_mode+0x1d/0x60 [ 68.253049][ T7591] ? lockdep_hardirqs_on+0x54/0x100 [ 68.258270][ T7591] do_syscall_64+0x3a/0xb0 [ 68.262668][ T7591] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 68.268539][ T7591] RIP: 0033:0x464d29 [ 68.272420][ T7591] 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 [ 68.292207][ T7591] RSP: 002b:00007faa55e46188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 68.300612][ T7591] RAX: ffffffffffffffda RBX: 000000000055cf00 RCX: 0000000000464d29 [ 68.308581][ T7591] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 68.316535][ T7591] RBP: 00007faa55e461d0 R08: 0000000000000000 R09: 0000000000000000 [ 68.324488][ T7591] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 68.332537][ T7591] R13: 00007fffa69f0bff R14: 00007faa55e46300 R15: 0000000000022000 [ 68.660380][ T7604] FAULT_INJECTION: forcing a failure. [ 68.660380][ T7604] name failslab, interval 1, probability 0, space 0, times 0 [ 68.673121][ T7604] CPU: 1 PID: 7604 Comm: syz-executor.5 Not tainted 5.13.0-rc1-syzkaller #0 [ 68.681785][ T7604] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.691933][ T7604] Call Trace: [ 68.695310][ T7604] dump_stack+0x10c/0x14b [ 68.699628][ T7604] should_fail.cold+0x5/0xa [ 68.704123][ T7604] should_failslab+0x5/0x10 [ 68.708623][ T7604] kmem_cache_alloc_trace+0x57/0x440 [ 68.713887][ T7604] ? lock_release+0x424/0x7e0 [ 68.718551][ T7604] kobject_uevent_env+0x1bd/0xf30 [ 68.723582][ T7604] ? mark_held_locks+0x9f/0xe0 [ 68.728440][ T7604] ? check_preemption_disabled+0x36/0xd0 [ 68.734055][ T7604] ? __local_bh_enable_ip+0x11f/0x220 [ 68.739414][ T7604] ? __dev_change_net_namespace+0x3fe/0x1120 [ 68.745403][ T7604] ? lockdep_hardirqs_on+0x54/0x100 [ 68.750598][ T7604] __dev_change_net_namespace+0x416/0x1120 [ 68.756416][ T7604] ? lock_chain_get_class+0x23/0xb0 [ 68.761611][ T7604] ? check_preemption_disabled+0x36/0xd0 [ 68.767321][ T7604] ? netdev_pick_tx+0x830/0x830 [ 68.772157][ T7604] ? security_capable+0x4c/0x90 [ 68.776998][ T7604] ? ns_capable+0x53/0xc0 [ 68.781322][ T7604] do_setlink+0x1d3/0x2df0 [ 68.785736][ T7604] ? unwind_get_return_address+0x51/0x90 [ 68.791365][ T7604] ? rtnl_getlink+0x930/0x930 [ 68.796031][ T7604] ? mark_lock+0xf0/0x15f0 [ 68.800431][ T7604] ? __lock_acquire+0xbc5/0x5050 [ 68.805449][ T7604] ? lock_chain_count+0x20/0x20 [ 68.810871][ T7604] ? mark_lock+0xf0/0x15f0 [ 68.815296][ T7604] ? memset+0x20/0x40 [ 68.819270][ T7604] ? __nla_validate_parse+0xb2/0x1fd0 [ 68.824724][ T7604] ? nla_get_range_signed+0x540/0x540 [ 68.830112][ T7604] __rtnl_newlink+0xabb/0x1360 [ 68.834886][ T7604] ? check_preemption_disabled+0x36/0xd0 [ 68.840517][ T7604] ? rtnl_setlink+0x320/0x320 [ 68.845203][ T7604] ? lock_release+0x424/0x7e0 [ 68.850079][ T7604] ? is_bpf_text_address+0x5f/0xe0 [ 68.855476][ T7604] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 68.861626][ T7604] ? is_bpf_text_address+0x77/0xe0 [ 68.866822][ T7604] ? kernel_text_address+0xbd/0xf0 [ 68.872702][ T7604] ? __kernel_text_address+0x9/0x30 [ 68.878004][ T7604] ? unwind_get_return_address+0x51/0x90 [ 68.883643][ T7604] ? create_prof_cpu_mask+0x20/0x20 [ 68.888839][ T7604] ? arch_stack_walk+0x93/0xe0 [ 68.893600][ T7604] ? stack_trace_save+0x8c/0xc0 [ 68.898441][ T7604] ? stack_trace_consume_entry+0x160/0x160 [ 68.904544][ T7604] ? fs_reclaim_release+0x9c/0xf0 [ 68.909593][ T7604] ? lock_is_held_type+0xfa/0x130 [ 68.914711][ T7604] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 68.920509][ T7604] ? trace_kmalloc+0xbe/0xf0 [ 68.925105][ T7604] ? kmem_cache_alloc_trace+0x221/0x440 [ 68.931200][ T7604] rtnl_newlink+0x5a/0x90 [ 68.935667][ T7604] rtnetlink_rcv_msg+0x32f/0x860 [ 68.940961][ T7604] ? __dev_queue_xmit+0x14aa/0x26b0 [ 68.946232][ T7604] ? rtnetlink_put_metrics+0x420/0x420 [ 68.951992][ T7604] ? check_preemption_disabled+0x36/0xd0 [ 68.957632][ T7604] ? netdev_core_pick_tx+0x290/0x290 [ 68.963348][ T7604] ? lock_acquire+0x1f0/0x850 [ 68.968213][ T7604] netlink_rcv_skb+0x118/0x370 [ 68.973171][ T7604] ? rtnetlink_put_metrics+0x420/0x420 [ 68.978730][ T7604] ? netlink_ack+0x9f0/0x9f0 [ 68.983308][ T7604] ? netlink_deliver_tap+0x15d/0x990 [ 68.988597][ T7604] netlink_unicast+0x42e/0x700 [ 68.993354][ T7604] ? netlink_attachskb+0x730/0x730 [ 68.998752][ T7604] ? __build_skb_around+0x1f3/0x2b0 [ 69.004008][ T7604] netlink_sendmsg+0x70e/0xbe0 [ 69.008879][ T7604] ? netlink_unicast+0x700/0x700 [ 69.013798][ T7604] ? iovec_from_user+0x143/0x290 [ 69.018884][ T7604] ? netlink_unicast+0x700/0x700 [ 69.024166][ T7604] sock_sendmsg+0xab/0xe0 [ 69.029032][ T7604] ____sys_sendmsg+0x5bf/0x7a0 [ 69.033791][ T7604] ? kernel_sendmsg+0x30/0x30 [ 69.038665][ T7604] ? do_recvmmsg+0x550/0x550 [ 69.043384][ T7604] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 69.049525][ T7604] ? __might_fault+0xb5/0x160 [ 69.054366][ T7604] ___sys_sendmsg+0xd3/0x150 [ 69.059129][ T7604] ? sendmsg_copy_msghdr+0x110/0x110 [ 69.064437][ T7604] ? find_held_lock+0x2d/0x110 [ 69.069371][ T7604] ? check_preemption_disabled+0x36/0xd0 [ 69.079807][ T7604] ? lock_release+0x424/0x7e0 [ 69.084481][ T7604] ? __fget_files+0x193/0x2b0 [ 69.089169][ T7604] ? lock_downgrade+0x7b0/0x7b0 [ 69.094019][ T7604] ? find_held_lock+0x2d/0x110 [ 69.099225][ T7604] ? check_preemption_disabled+0x36/0xd0 [ 69.104876][ T7604] ? lock_is_held_type+0xfa/0x130 [ 69.109925][ T7604] ? __fget_files+0x1ab/0x2b0 [ 69.114633][ T7604] ? __fget_light+0xbe/0x220 [ 69.119328][ T7604] __sys_sendmsg+0xb2/0x140 [ 69.124022][ T7604] ? __sys_sendmsg_sock+0x10/0x10 [ 69.129155][ T7604] ? check_preemption_disabled+0x36/0xd0 [ 69.135135][ T7604] ? syscall_enter_from_user_mode+0x1d/0x60 [ 69.141031][ T7604] ? lockdep_hardirqs_on+0x54/0x100 [ 69.146233][ T7604] do_syscall_64+0x3a/0xb0 [ 69.150648][ T7604] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 69.156550][ T7604] RIP: 0033:0x464d29 [ 69.160446][ T7604] 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 [ 69.180321][ T7604] RSP: 002b:00007fc972cef188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 69.188950][ T7604] RAX: ffffffffffffffda RBX: 000000000055cfa0 RCX: 0000000000464d29 [ 69.197541][ T7604] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 69.205504][ T7604] RBP: 00007fc972cef1d0 R08: 0000000000000000 R09: 0000000000000000 [ 69.213468][ T7604] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 69.221529][ T7604] R13: 00007fffc4416abf R14: 00007fc972cef300 R15: 0000000000022000 [ 69.243025][ T7604] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 69.460512][ T7614] FAULT_INJECTION: forcing a failure. [ 69.460512][ T7614] name failslab, interval 1, probability 0, space 0, times 0 [ 69.473700][ T7614] CPU: 1 PID: 7614 Comm: syz-executor.0 Not tainted 5.13.0-rc1-syzkaller #0 [ 69.482388][ T7614] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.492470][ T7614] Call Trace: [ 69.495844][ T7614] dump_stack+0x10c/0x14b [ 69.500442][ T7614] should_fail.cold+0x5/0xa [ 69.504964][ T7614] ? mark_held_locks+0x9f/0xe0 [ 69.509934][ T7614] should_failslab+0x5/0x10 [ 69.514542][ T7614] kmem_cache_alloc_node_trace+0x66/0x570 [ 69.520276][ T7614] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 69.525841][ T7614] __kmalloc_node_track_caller+0x38/0x60 [ 69.531577][ T7614] __alloc_skb+0x8b/0x280 [ 69.536007][ T7614] __neigh_notify+0x7f/0x110 [ 69.540802][ T7614] neigh_cleanup_and_release+0x5a/0x220 [ 69.546690][ T7614] neigh_flush_dev+0x4f4/0x800 [ 69.551621][ T7614] ? lock_release+0x424/0x7e0 [ 69.556788][ T7614] __neigh_ifdown.isra.0+0x44/0x390 [ 69.562384][ T7614] ? __local_bh_enable_ip+0x11f/0x220 [ 69.567926][ T7614] ? rt6_disable_ip+0x4a5/0x6a0 [ 69.572945][ T7614] neigh_ifdown+0x7/0x10 [ 69.577276][ T7614] rt6_disable_ip+0x559/0x6a0 [ 69.582084][ T7614] ? rt6_sync_down_dev+0x120/0x120 [ 69.587210][ T7614] ? mark_lock+0xf0/0x15f0 [ 69.591633][ T7614] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 69.597162][ T7614] ? lock_chain_count+0x20/0x20 [ 69.602021][ T7614] ? add_addr+0x2c0/0x2c0 [ 69.606437][ T7614] ? check_preemption_disabled+0x36/0xd0 [ 69.612264][ T7614] ? lock_is_held_type+0xfa/0x130 [ 69.617297][ T7614] addrconf_notify+0x3e6/0x1ca0 [ 69.622140][ T7614] ? mark_held_locks+0x9f/0xe0 [ 69.626903][ T7614] ? check_preemption_disabled+0x36/0xd0 [ 69.632632][ T7614] ? tls_device_sk_destruct+0x610/0x610 [ 69.638222][ T7614] ? clusterip_netdev_event+0x369/0x540 [ 69.643872][ T7614] ? inet6_ifinfo_notify+0x100/0x100 [ 69.649234][ T7614] ? __local_bh_enable_ip+0x11f/0x220 [ 69.654697][ T7614] ? clusterip_netdev_event+0x369/0x540 [ 69.660244][ T7614] notifier_call_chain+0x94/0x170 [ 69.665478][ T7614] dev_close_many+0x28c/0x560 [ 69.670179][ T7614] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 69.676240][ T7614] __dev_change_net_namespace+0xb88/0x1120 [ 69.682028][ T7614] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 69.687657][ T7614] ? lock_chain_get_class+0x23/0xb0 [ 69.692845][ T7614] ? check_preemption_disabled+0x36/0xd0 [ 69.698496][ T7614] ? netdev_pick_tx+0x830/0x830 [ 69.703368][ T7614] ? security_capable+0x4c/0x90 [ 69.708212][ T7614] ? ns_capable+0x53/0xc0 [ 69.712724][ T7614] do_setlink+0x1d3/0x2df0 [ 69.717166][ T7614] ? rtnl_getlink+0x930/0x930 [ 69.721855][ T7614] ? mark_lock+0xf0/0x15f0 [ 69.726273][ T7614] ? lock_chain_count+0x20/0x20 [ 69.731544][ T7614] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 69.737532][ T7614] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 69.743587][ T7614] ? memset+0x20/0x40 [ 69.747564][ T7614] ? __nla_validate_parse+0xb2/0x1fd0 [ 69.755791][ T7614] ? nla_get_range_signed+0x540/0x540 [ 69.761169][ T7614] __rtnl_newlink+0xabb/0x1360 [ 69.766023][ T7614] ? check_preemption_disabled+0x36/0xd0 [ 69.771840][ T7614] ? rtnl_setlink+0x320/0x320 [ 69.776789][ T7614] ? lock_release+0x424/0x7e0 [ 69.781630][ T7614] ? is_bpf_text_address+0x5f/0xe0 [ 69.787111][ T7614] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 69.793170][ T7614] ? is_bpf_text_address+0x77/0xe0 [ 69.798358][ T7614] ? kernel_text_address+0xbd/0xf0 [ 69.803456][ T7614] ? __kernel_text_address+0x9/0x30 [ 69.808730][ T7614] ? unwind_get_return_address+0x51/0x90 [ 69.814516][ T7614] ? create_prof_cpu_mask+0x20/0x20 [ 69.819695][ T7614] ? arch_stack_walk+0x93/0xe0 [ 69.824474][ T7614] ? stack_trace_save+0x8c/0xc0 [ 69.829422][ T7614] ? stack_trace_consume_entry+0x160/0x160 [ 69.835331][ T7614] ? fs_reclaim_release+0x9c/0xf0 [ 69.840461][ T7614] ? lock_is_held_type+0xfa/0x130 [ 69.845508][ T7614] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 69.851134][ T7614] ? trace_kmalloc+0xbe/0xf0 [ 69.855720][ T7614] ? kmem_cache_alloc_trace+0x221/0x440 [ 69.861372][ T7614] rtnl_newlink+0x5a/0x90 [ 69.865737][ T7614] rtnetlink_rcv_msg+0x32f/0x860 [ 69.870665][ T7614] ? __dev_queue_xmit+0x14aa/0x26b0 [ 69.875873][ T7614] ? rtnetlink_put_metrics+0x420/0x420 [ 69.881328][ T7614] ? check_preemption_disabled+0x36/0xd0 [ 69.887063][ T7614] ? netdev_core_pick_tx+0x290/0x290 [ 69.892331][ T7614] ? lock_acquire+0x1f0/0x850 [ 69.897003][ T7614] netlink_rcv_skb+0x118/0x370 [ 69.901757][ T7614] ? rtnetlink_put_metrics+0x420/0x420 [ 69.907215][ T7614] ? netlink_ack+0x9f0/0x9f0 [ 69.911799][ T7614] ? netlink_deliver_tap+0x15d/0x990 [ 69.917090][ T7614] netlink_unicast+0x42e/0x700 [ 69.921852][ T7614] ? netlink_attachskb+0x730/0x730 [ 69.926948][ T7614] ? __build_skb_around+0x1f3/0x2b0 [ 69.932144][ T7614] netlink_sendmsg+0x70e/0xbe0 [ 69.936906][ T7614] ? netlink_unicast+0x700/0x700 [ 69.941826][ T7614] ? iovec_from_user+0x143/0x290 [ 69.946756][ T7614] ? netlink_unicast+0x700/0x700 [ 69.951677][ T7614] sock_sendmsg+0xab/0xe0 [ 69.956008][ T7614] ____sys_sendmsg+0x5bf/0x7a0 [ 69.960766][ T7614] ? kernel_sendmsg+0x30/0x30 [ 69.965440][ T7614] ? do_recvmmsg+0x550/0x550 [ 69.970045][ T7614] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 69.976267][ T7614] ? __might_fault+0xb5/0x160 [ 69.980954][ T7614] ___sys_sendmsg+0xd3/0x150 [ 69.985559][ T7614] ? sendmsg_copy_msghdr+0x110/0x110 [ 69.990866][ T7614] ? find_held_lock+0x2d/0x110 [ 69.996231][ T7614] ? check_preemption_disabled+0x36/0xd0 [ 70.001892][ T7614] ? lock_release+0x424/0x7e0 [ 70.006604][ T7614] ? __fget_files+0x193/0x2b0 [ 70.011574][ T7614] ? lock_downgrade+0x7b0/0x7b0 [ 70.016428][ T7614] ? find_held_lock+0x2d/0x110 [ 70.021454][ T7614] ? check_preemption_disabled+0x36/0xd0 [ 70.027714][ T7614] ? lock_is_held_type+0xfa/0x130 [ 70.032939][ T7614] ? __fget_files+0x1ab/0x2b0 [ 70.037623][ T7614] ? __fget_light+0xbe/0x220 [ 70.042327][ T7614] __sys_sendmsg+0xb2/0x140 [ 70.046929][ T7614] ? __sys_sendmsg_sock+0x10/0x10 [ 70.051961][ T7614] ? check_preemption_disabled+0x36/0xd0 [ 70.057610][ T7614] ? syscall_enter_from_user_mode+0x1d/0x60 [ 70.063494][ T7614] ? lockdep_hardirqs_on+0x54/0x100 [ 70.068851][ T7614] do_syscall_64+0x3a/0xb0 [ 70.073242][ T7614] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 70.079108][ T7614] RIP: 0033:0x464d29 [ 70.083255][ T7614] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 70.103116][ T7614] RSP: 002b:00007fb9bce90188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 70.111513][ T7614] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 70.119478][ T7614] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 70.127555][ T7614] RBP: 00007fb9bce901d0 R08: 0000000000000000 R09: 0000000000000000 [ 70.135517][ T7614] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 70.143469][ T7614] R13: 00007ffee5756d5f R14: 00007fb9bce90300 R15: 0000000000022000 [ 70.521461][ T3305] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 70.534000][ T3305] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 70.866614][ T7639] FAULT_INJECTION: forcing a failure. [ 70.866614][ T7639] name failslab, interval 1, probability 0, space 0, times 0 [ 70.888827][ T7639] CPU: 0 PID: 7639 Comm: syz-executor.1 Not tainted 5.13.0-rc1-syzkaller #0 [ 70.897613][ T7639] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.907664][ T7639] Call Trace: [ 70.910945][ T7639] dump_stack+0x10c/0x14b [ 70.915284][ T7639] should_fail.cold+0x5/0xa [ 70.919801][ T7639] should_failslab+0x5/0x10 [ 70.924328][ T7639] kmem_cache_alloc_trace+0x57/0x440 [ 70.929703][ T7639] nsim_fib_event_nb+0x141/0xa60 [ 70.934635][ T7639] ? lock_release+0x424/0x7e0 [ 70.939321][ T7639] ? call_fib_notifiers+0xc6/0x1b0 [ 70.944426][ T7639] notifier_call_chain+0x94/0x170 [ 70.949531][ T7639] atomic_notifier_call_chain+0x5d/0xf0 [ 70.955171][ T7639] call_fib_notifiers+0xec/0x1b0 [ 70.960098][ T7639] fib_notify_alias_delete+0x27d/0x360 [ 70.965709][ T7639] ? fib_route_seq_start+0x410/0x410 [ 70.971075][ T7639] ? lockdep_rtnl_is_held+0x11/0x20 [ 70.976284][ T7639] fib_table_delete+0x4ca/0xa30 [ 70.981272][ T7639] ? fib_table_lookup+0x1ca0/0x1ca0 [ 70.986562][ T7639] fib_magic+0x2ad/0x460 [ 70.990784][ T7639] ? fib_new_table+0x3f0/0x3f0 [ 70.995527][ T7639] ? lock_release+0x7e0/0x7e0 [ 71.000207][ T7639] ? inet_fill_ifaddr+0x707/0xc00 [ 71.005220][ T7639] fib_del_ifaddr+0x94b/0xf90 [ 71.009878][ T7639] fib_inetaddr_event+0x9a/0x260 [ 71.014809][ T7639] notifier_call_chain+0x94/0x170 [ 71.019812][ T7639] blocking_notifier_call_chain+0x5d/0x80 [ 71.025516][ T7639] __inet_del_ifa+0x3af/0xce0 [ 71.030168][ T7639] ? lock_is_held_type+0xfa/0x130 [ 71.035196][ T7639] ? check_preemption_disabled+0x36/0xd0 [ 71.040885][ T7639] ? lock_is_held_type+0xfa/0x130 [ 71.045898][ T7639] inetdev_event+0x4ea/0x1190 [ 71.050831][ T7639] ? devinet_init_net+0x5b0/0x5b0 [ 71.055845][ T7639] ? _raw_spin_unlock_irqrestore+0x2d/0x90 [ 71.061631][ T7639] ? skb_dequeue+0x110/0x1a0 [ 71.066204][ T7639] notifier_call_chain+0x94/0x170 [ 71.071213][ T7639] __dev_change_net_namespace+0x373/0x1120 [ 71.077015][ T7639] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 71.082629][ T7639] ? check_preemption_disabled+0x36/0xd0 [ 71.088243][ T7639] ? netdev_pick_tx+0x830/0x830 [ 71.093174][ T7639] ? security_capable+0x4c/0x90 [ 71.098061][ T7639] ? ns_capable+0x53/0xc0 [ 71.102461][ T7639] do_setlink+0x1d3/0x2df0 [ 71.106865][ T7639] ? unwind_get_return_address+0x51/0x90 [ 71.112483][ T7639] ? rtnl_getlink+0x930/0x930 [ 71.117151][ T7639] ? lock_chain_count+0x20/0x20 [ 71.121990][ T7639] ? mark_lock+0xf0/0x15f0 [ 71.126392][ T7639] ? __lock_acquire+0xbc5/0x5050 [ 71.131311][ T7639] ? lock_chain_count+0x20/0x20 [ 71.136137][ T7639] ? mark_lock+0xf0/0x15f0 [ 71.140554][ T7639] ? memset+0x20/0x40 [ 71.144656][ T7639] ? __nla_validate_parse+0xb2/0x1fd0 [ 71.150028][ T7639] ? nla_get_range_signed+0x540/0x540 [ 71.155396][ T7639] __rtnl_newlink+0xabb/0x1360 [ 71.160146][ T7639] ? check_preemption_disabled+0x36/0xd0 [ 71.165776][ T7639] ? rtnl_setlink+0x320/0x320 [ 71.170446][ T7639] ? lock_release+0x424/0x7e0 [ 71.175113][ T7639] ? is_bpf_text_address+0x5f/0xe0 [ 71.180219][ T7639] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 71.186281][ T7639] ? is_bpf_text_address+0x77/0xe0 [ 71.191386][ T7639] ? kernel_text_address+0xbd/0xf0 [ 71.196492][ T7639] ? __kernel_text_address+0x9/0x30 [ 71.201695][ T7639] ? unwind_get_return_address+0x51/0x90 [ 71.207306][ T7639] ? create_prof_cpu_mask+0x20/0x20 [ 71.212487][ T7639] ? arch_stack_walk+0x93/0xe0 [ 71.217238][ T7639] ? stack_trace_save+0x8c/0xc0 [ 71.222063][ T7639] ? stack_trace_consume_entry+0x160/0x160 [ 71.228065][ T7639] ? fs_reclaim_release+0x9c/0xf0 [ 71.233214][ T7639] ? lock_is_held_type+0xfa/0x130 [ 71.238339][ T7639] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 71.243872][ T7639] ? trace_kmalloc+0xbe/0xf0 [ 71.248451][ T7639] ? kmem_cache_alloc_trace+0x221/0x440 [ 71.253990][ T7639] rtnl_newlink+0x5a/0x90 [ 71.258317][ T7639] rtnetlink_rcv_msg+0x32f/0x860 [ 71.263241][ T7639] ? __dev_queue_xmit+0x14aa/0x26b0 [ 71.268417][ T7639] ? rtnetlink_put_metrics+0x420/0x420 [ 71.273868][ T7639] ? check_preemption_disabled+0x36/0xd0 [ 71.279481][ T7639] ? netdev_core_pick_tx+0x290/0x290 [ 71.284740][ T7639] ? lock_acquire+0x1f0/0x850 [ 71.289429][ T7639] netlink_rcv_skb+0x118/0x370 [ 71.294267][ T7639] ? rtnetlink_put_metrics+0x420/0x420 [ 71.299718][ T7639] ? netlink_ack+0x9f0/0x9f0 [ 71.304282][ T7639] ? netlink_deliver_tap+0x15d/0x990 [ 71.309550][ T7639] netlink_unicast+0x42e/0x700 [ 71.314289][ T7639] ? netlink_attachskb+0x730/0x730 [ 71.319373][ T7639] ? __build_skb_around+0x1f3/0x2b0 [ 71.324560][ T7639] netlink_sendmsg+0x70e/0xbe0 [ 71.329331][ T7639] ? netlink_unicast+0x700/0x700 [ 71.334242][ T7639] ? iovec_from_user+0x143/0x290 [ 71.339162][ T7639] ? netlink_unicast+0x700/0x700 [ 71.344072][ T7639] sock_sendmsg+0xab/0xe0 [ 71.348378][ T7639] ____sys_sendmsg+0x5bf/0x7a0 [ 71.353117][ T7639] ? kernel_sendmsg+0x30/0x30 [ 71.357802][ T7639] ? do_recvmmsg+0x550/0x550 [ 71.362395][ T7639] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 71.368357][ T7639] ? __might_fault+0xb5/0x160 [ 71.373037][ T7639] ___sys_sendmsg+0xd3/0x150 [ 71.377615][ T7639] ? sendmsg_copy_msghdr+0x110/0x110 [ 71.382878][ T7639] ? find_held_lock+0x2d/0x110 [ 71.387632][ T7639] ? check_preemption_disabled+0x36/0xd0 [ 71.393246][ T7639] ? lock_release+0x424/0x7e0 [ 71.397931][ T7639] ? __fget_files+0x193/0x2b0 [ 71.402597][ T7639] ? lock_downgrade+0x7b0/0x7b0 [ 71.407422][ T7639] ? find_held_lock+0x2d/0x110 [ 71.412161][ T7639] ? check_preemption_disabled+0x36/0xd0 [ 71.417887][ T7639] ? lock_is_held_type+0xfa/0x130 [ 71.422904][ T7639] ? __fget_files+0x1ab/0x2b0 [ 71.427600][ T7639] ? __fget_light+0xbe/0x220 [ 71.432184][ T7639] __sys_sendmsg+0xb2/0x140 [ 71.436673][ T7639] ? __sys_sendmsg_sock+0x10/0x10 [ 71.441681][ T7639] ? check_preemption_disabled+0x36/0xd0 [ 71.447294][ T7639] ? syscall_enter_from_user_mode+0x1d/0x60 [ 71.453167][ T7639] ? lockdep_hardirqs_on+0x54/0x100 [ 71.458439][ T7639] do_syscall_64+0x3a/0xb0 [ 71.462833][ T7639] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 71.468705][ T7639] RIP: 0033:0x464d29 [ 71.472586][ T7639] 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 [ 71.492266][ T7639] RSP: 002b:00007faa55e04188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 71.500675][ T7639] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 71.508634][ T7639] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 71.516586][ T7639] RBP: 00007faa55e041d0 R08: 0000000000000000 R09: 0000000000000000 [ 71.524537][ T7639] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 71.532487][ T7639] R13: 00007fffa69f0bff R14: 00007faa55e04300 R15: 0000000000022000 2021/05/13 11:03:13 executed programs: 35 [ 71.680051][ T7650] __nla_validate_parse: 8 callbacks suppressed [ 71.680061][ T7650] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 71.707659][ T7651] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 71.740492][ T7679] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 71.773646][ T7678] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 71.811669][ T7677] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 71.866227][ T7705] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 71.934656][ T7704] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 72.291729][ T7697] FAULT_INJECTION: forcing a failure. [ 72.291729][ T7697] name failslab, interval 1, probability 0, space 0, times 0 [ 72.304552][ T7697] CPU: 0 PID: 7697 Comm: syz-executor.1 Not tainted 5.13.0-rc1-syzkaller #0 [ 72.313235][ T7697] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.323299][ T7697] Call Trace: [ 72.326592][ T7697] dump_stack+0x10c/0x14b [ 72.330940][ T7697] should_fail.cold+0x5/0xa [ 72.335448][ T7697] ? mark_held_locks+0x9f/0xe0 [ 72.340217][ T7697] should_failslab+0x5/0x10 [ 72.344717][ T7697] kmem_cache_alloc_node_trace+0x66/0x570 [ 72.350439][ T7697] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 72.355988][ T7697] __kmalloc_node_track_caller+0x38/0x60 [ 72.361621][ T7697] __alloc_skb+0x8b/0x280 [ 72.365960][ T7697] __neigh_notify+0x7f/0x110 [ 72.370582][ T7697] neigh_cleanup_and_release+0x5a/0x220 [ 72.376145][ T7697] neigh_flush_dev+0x4f4/0x800 [ 72.380911][ T7697] ? lock_release+0x424/0x7e0 [ 72.385764][ T7697] __neigh_ifdown.isra.0+0x44/0x390 [ 72.390959][ T7697] ? __local_bh_enable_ip+0x11f/0x220 [ 72.396321][ T7697] ? rt6_disable_ip+0x4a5/0x6a0 [ 72.401170][ T7697] neigh_ifdown+0x7/0x10 [ 72.405529][ T7697] rt6_disable_ip+0x559/0x6a0 [ 72.410212][ T7697] ? rt6_sync_down_dev+0x120/0x120 [ 72.415691][ T7697] ? mark_lock+0xf0/0x15f0 [ 72.420298][ T7697] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 72.425752][ T7697] ? lock_chain_count+0x20/0x20 [ 72.430728][ T7697] ? add_addr+0x2c0/0x2c0 [ 72.435205][ T7697] ? check_preemption_disabled+0x36/0xd0 [ 72.440924][ T7697] ? lock_is_held_type+0xfa/0x130 [ 72.446059][ T7697] addrconf_notify+0x3e6/0x1ca0 [ 72.450904][ T7697] ? mark_held_locks+0x9f/0xe0 [ 72.455654][ T7697] ? check_preemption_disabled+0x36/0xd0 [ 72.461473][ T7697] ? tls_device_sk_destruct+0x610/0x610 [ 72.466997][ T7697] ? clusterip_netdev_event+0x369/0x540 [ 72.472591][ T7697] ? inet6_ifinfo_notify+0x100/0x100 [ 72.478012][ T7697] ? __local_bh_enable_ip+0x11f/0x220 [ 72.483364][ T7697] ? clusterip_netdev_event+0x369/0x540 [ 72.489018][ T7697] notifier_call_chain+0x94/0x170 [ 72.494037][ T7697] dev_close_many+0x28c/0x560 [ 72.498710][ T7697] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 72.504760][ T7697] __dev_change_net_namespace+0xb88/0x1120 [ 72.510543][ T7697] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 72.516254][ T7697] ? lock_chain_get_class+0x23/0xb0 [ 72.521441][ T7697] ? check_preemption_disabled+0x36/0xd0 [ 72.527072][ T7697] ? netdev_pick_tx+0x830/0x830 [ 72.532017][ T7697] ? security_capable+0x4c/0x90 [ 72.537316][ T7697] ? ns_capable+0x53/0xc0 [ 72.541634][ T7697] do_setlink+0x1d3/0x2df0 [ 72.546055][ T7697] ? unwind_get_return_address+0x51/0x90 [ 72.551761][ T7697] ? rtnl_getlink+0x930/0x930 [ 72.556637][ T7697] ? mark_lock+0xf0/0x15f0 [ 72.561046][ T7697] ? __lock_acquire+0xbc5/0x5050 [ 72.566056][ T7697] ? lock_chain_count+0x20/0x20 [ 72.570904][ T7697] ? mark_lock+0xf0/0x15f0 [ 72.575307][ T7697] ? memset+0x20/0x40 [ 72.579357][ T7697] ? __nla_validate_parse+0xb2/0x1fd0 [ 72.584803][ T7697] ? nla_get_range_signed+0x540/0x540 [ 72.590169][ T7697] __rtnl_newlink+0xabb/0x1360 [ 72.595228][ T7697] ? check_preemption_disabled+0x36/0xd0 [ 72.601129][ T7697] ? rtnl_setlink+0x320/0x320 [ 72.605877][ T7697] ? lock_release+0x424/0x7e0 [ 72.610650][ T7697] ? is_bpf_text_address+0x5f/0xe0 [ 72.615788][ T7697] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 72.622185][ T7697] ? is_bpf_text_address+0x77/0xe0 [ 72.627447][ T7697] ? kernel_text_address+0xbd/0xf0 [ 72.632538][ T7697] ? __kernel_text_address+0x9/0x30 [ 72.637800][ T7697] ? unwind_get_return_address+0x51/0x90 [ 72.643411][ T7697] ? create_prof_cpu_mask+0x20/0x20 [ 72.648602][ T7697] ? arch_stack_walk+0x93/0xe0 [ 72.653524][ T7697] ? stack_trace_save+0x8c/0xc0 [ 72.658381][ T7697] ? stack_trace_consume_entry+0x160/0x160 [ 72.664314][ T7697] ? fs_reclaim_release+0x9c/0xf0 [ 72.669436][ T7697] ? lock_is_held_type+0xfa/0x130 [ 72.674453][ T7697] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 72.679976][ T7697] ? trace_kmalloc+0xbe/0xf0 [ 72.684630][ T7697] ? kmem_cache_alloc_trace+0x221/0x440 [ 72.690155][ T7697] rtnl_newlink+0x5a/0x90 [ 72.694606][ T7697] rtnetlink_rcv_msg+0x32f/0x860 [ 72.699537][ T7697] ? __dev_queue_xmit+0x14aa/0x26b0 [ 72.704719][ T7697] ? rtnetlink_put_metrics+0x420/0x420 [ 72.710441][ T7697] ? check_preemption_disabled+0x36/0xd0 [ 72.716142][ T7697] ? netdev_core_pick_tx+0x290/0x290 [ 72.721413][ T7697] ? lock_acquire+0x1f0/0x850 [ 72.726103][ T7697] netlink_rcv_skb+0x118/0x370 [ 72.730963][ T7697] ? rtnetlink_put_metrics+0x420/0x420 [ 72.736407][ T7697] ? netlink_ack+0x9f0/0x9f0 [ 72.740975][ T7697] ? netlink_deliver_tap+0x15d/0x990 [ 72.746886][ T7697] netlink_unicast+0x42e/0x700 [ 72.751644][ T7697] ? netlink_attachskb+0x730/0x730 [ 72.756742][ T7697] ? __build_skb_around+0x1f3/0x2b0 [ 72.762112][ T7697] netlink_sendmsg+0x70e/0xbe0 [ 72.766995][ T7697] ? netlink_unicast+0x700/0x700 [ 72.772165][ T7697] ? iovec_from_user+0x143/0x290 [ 72.777400][ T7697] ? netlink_unicast+0x700/0x700 [ 72.782509][ T7697] sock_sendmsg+0xab/0xe0 [ 72.786824][ T7697] ____sys_sendmsg+0x5bf/0x7a0 [ 72.791580][ T7697] ? kernel_sendmsg+0x30/0x30 [ 72.796777][ T7697] ? do_recvmmsg+0x550/0x550 [ 72.801454][ T7697] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 72.807531][ T7697] ? __might_fault+0xb5/0x160 [ 72.812387][ T7697] ___sys_sendmsg+0xd3/0x150 [ 72.816958][ T7697] ? sendmsg_copy_msghdr+0x110/0x110 [ 72.822223][ T7697] ? find_held_lock+0x2d/0x110 [ 72.826973][ T7697] ? check_preemption_disabled+0x36/0xd0 [ 72.832585][ T7697] ? lock_release+0x424/0x7e0 [ 72.837262][ T7697] ? __fget_files+0x193/0x2b0 [ 72.841933][ T7697] ? lock_downgrade+0x7b0/0x7b0 [ 72.846761][ T7697] ? find_held_lock+0x2d/0x110 [ 72.851504][ T7697] ? check_preemption_disabled+0x36/0xd0 [ 72.857137][ T7697] ? lock_is_held_type+0xfa/0x130 [ 72.862147][ T7697] ? __fget_files+0x1ab/0x2b0 [ 72.867810][ T7697] ? __fget_light+0xbe/0x220 [ 72.872494][ T7697] __sys_sendmsg+0xb2/0x140 [ 72.876980][ T7697] ? __sys_sendmsg_sock+0x10/0x10 [ 72.881989][ T7697] ? check_preemption_disabled+0x36/0xd0 [ 72.887607][ T7697] ? syscall_enter_from_user_mode+0x1d/0x60 [ 72.893494][ T7697] ? lockdep_hardirqs_on+0x54/0x100 [ 72.898670][ T7697] do_syscall_64+0x3a/0xb0 [ 72.903098][ T7697] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 72.908996][ T7697] RIP: 0033:0x464d29 [ 72.912960][ T7697] 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 [ 72.933398][ T7697] RSP: 002b:00007faa55e46188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 72.941998][ T7697] RAX: ffffffffffffffda RBX: 000000000055cf00 RCX: 0000000000464d29 [ 72.950262][ T7697] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 72.958318][ T7697] RBP: 00007faa55e461d0 R08: 0000000000000000 R09: 0000000000000000 [ 72.966795][ T7697] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 72.974946][ T7697] R13: 00007fffa69f0bff R14: 00007faa55e46300 R15: 0000000000022000 [ 73.279217][ T7702] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 73.421772][ T7711] FAULT_INJECTION: forcing a failure. [ 73.421772][ T7711] name failslab, interval 1, probability 0, space 0, times 0 [ 73.434688][ T7711] CPU: 0 PID: 7711 Comm: syz-executor.5 Not tainted 5.13.0-rc1-syzkaller #0 [ 73.443517][ T7711] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.453995][ T7711] Call Trace: [ 73.457273][ T7711] dump_stack+0x10c/0x14b [ 73.461597][ T7711] should_fail.cold+0x5/0xa [ 73.466108][ T7711] should_failslab+0x5/0x10 [ 73.470608][ T7711] kmem_cache_alloc_node+0x60/0x540 [ 73.475809][ T7711] __alloc_skb+0x153/0x280 [ 73.480342][ T7711] __neigh_notify+0x7f/0x110 [ 73.484919][ T7711] neigh_cleanup_and_release+0x5a/0x220 [ 73.490441][ T7711] neigh_flush_dev+0x4f4/0x800 [ 73.495186][ T7711] ? lock_release+0x424/0x7e0 [ 73.499850][ T7711] __neigh_ifdown.isra.0+0x44/0x390 [ 73.505029][ T7711] ? __local_bh_enable_ip+0x11f/0x220 [ 73.510383][ T7711] ? rt6_disable_ip+0x4a5/0x6a0 [ 73.515228][ T7711] neigh_ifdown+0x7/0x10 [ 73.519461][ T7711] rt6_disable_ip+0x559/0x6a0 [ 73.524117][ T7711] ? rt6_sync_down_dev+0x120/0x120 [ 73.529214][ T7711] ? mark_lock+0xf0/0x15f0 [ 73.533641][ T7711] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 73.539006][ T7711] ? lock_chain_count+0x20/0x20 [ 73.543841][ T7711] ? add_addr+0x2c0/0x2c0 [ 73.548162][ T7711] ? check_preemption_disabled+0x36/0xd0 [ 73.553794][ T7711] ? lock_is_held_type+0xfa/0x130 [ 73.558830][ T7711] addrconf_notify+0x3e6/0x1ca0 [ 73.563665][ T7711] ? mark_held_locks+0x9f/0xe0 [ 73.568414][ T7711] ? check_preemption_disabled+0x36/0xd0 [ 73.574036][ T7711] ? tls_device_sk_destruct+0x610/0x610 [ 73.579575][ T7711] ? clusterip_netdev_event+0x369/0x540 [ 73.585179][ T7711] ? inet6_ifinfo_notify+0x100/0x100 [ 73.590459][ T7711] ? __local_bh_enable_ip+0x11f/0x220 [ 73.595840][ T7711] ? clusterip_netdev_event+0x369/0x540 [ 73.601368][ T7711] notifier_call_chain+0x94/0x170 [ 73.606435][ T7711] dev_close_many+0x28c/0x560 [ 73.611481][ T7711] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 73.617555][ T7711] __dev_change_net_namespace+0xb88/0x1120 [ 73.623352][ T7711] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 73.629002][ T7711] ? lock_chain_get_class+0x23/0xb0 [ 73.634191][ T7711] ? check_preemption_disabled+0x36/0xd0 [ 73.639905][ T7711] ? netdev_pick_tx+0x830/0x830 [ 73.644739][ T7711] ? security_capable+0x4c/0x90 [ 73.649585][ T7711] ? ns_capable+0x53/0xc0 [ 73.653894][ T7711] do_setlink+0x1d3/0x2df0 [ 73.658299][ T7711] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 73.664251][ T7711] ? rtnl_getlink+0x930/0x930 [ 73.668901][ T7711] ? mark_lock+0xf0/0x15f0 [ 73.673289][ T7711] ? lock_is_held_type+0xd9/0x130 [ 73.678293][ T7711] ? lock_chain_count+0x20/0x20 [ 73.683233][ T7711] ? lock_release+0x424/0x7e0 [ 73.687892][ T7711] ? is_bpf_text_address+0x5f/0xe0 [ 73.692994][ T7711] ? memset+0x20/0x40 [ 73.697029][ T7711] ? __nla_validate_parse+0xb2/0x1fd0 [ 73.702389][ T7711] ? nla_get_range_signed+0x540/0x540 [ 73.707847][ T7711] __rtnl_newlink+0xabb/0x1360 [ 73.712628][ T7711] ? check_preemption_disabled+0x36/0xd0 [ 73.718249][ T7711] ? rtnl_setlink+0x320/0x320 [ 73.722906][ T7711] ? lock_release+0x424/0x7e0 [ 73.727581][ T7711] ? is_bpf_text_address+0x5f/0xe0 [ 73.732691][ T7711] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 73.738753][ T7711] ? is_bpf_text_address+0x77/0xe0 [ 73.743865][ T7711] ? kernel_text_address+0xbd/0xf0 [ 73.749052][ T7711] ? __kernel_text_address+0x9/0x30 [ 73.754242][ T7711] ? unwind_get_return_address+0x51/0x90 [ 73.759854][ T7711] ? create_prof_cpu_mask+0x20/0x20 [ 73.765031][ T7711] ? arch_stack_walk+0x93/0xe0 [ 73.769782][ T7711] ? stack_trace_save+0x8c/0xc0 [ 73.774625][ T7711] ? stack_trace_consume_entry+0x160/0x160 [ 73.780545][ T7711] ? fs_reclaim_release+0x9c/0xf0 [ 73.785590][ T7711] ? lock_is_held_type+0xfa/0x130 [ 73.790893][ T7711] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 73.796440][ T7711] ? trace_kmalloc+0xbe/0xf0 [ 73.801145][ T7711] ? kmem_cache_alloc_trace+0x221/0x440 [ 73.806695][ T7711] rtnl_newlink+0x5a/0x90 [ 73.811047][ T7711] rtnetlink_rcv_msg+0x32f/0x860 [ 73.816080][ T7711] ? __dev_queue_xmit+0x14aa/0x26b0 [ 73.821266][ T7711] ? rtnetlink_put_metrics+0x420/0x420 [ 73.826742][ T7711] ? check_preemption_disabled+0x36/0xd0 [ 73.832366][ T7711] ? netdev_core_pick_tx+0x290/0x290 [ 73.837639][ T7711] ? lock_acquire+0x1f0/0x850 [ 73.842302][ T7711] netlink_rcv_skb+0x118/0x370 [ 73.847241][ T7711] ? rtnetlink_put_metrics+0x420/0x420 [ 73.853110][ T7711] ? netlink_ack+0x9f0/0x9f0 [ 73.857674][ T7711] ? netlink_deliver_tap+0x15d/0x990 [ 73.863121][ T7711] netlink_unicast+0x42e/0x700 [ 73.867864][ T7711] ? netlink_attachskb+0x730/0x730 [ 73.873643][ T7711] ? __build_skb_around+0x1f3/0x2b0 [ 73.878826][ T7711] netlink_sendmsg+0x70e/0xbe0 [ 73.883576][ T7711] ? netlink_unicast+0x700/0x700 [ 73.888499][ T7711] ? iovec_from_user+0x143/0x290 [ 73.893531][ T7711] ? netlink_unicast+0x700/0x700 [ 73.898448][ T7711] sock_sendmsg+0xab/0xe0 [ 73.902946][ T7711] ____sys_sendmsg+0x5bf/0x7a0 [ 73.907688][ T7711] ? kernel_sendmsg+0x30/0x30 [ 73.912340][ T7711] ? do_recvmmsg+0x550/0x550 [ 73.916928][ T7711] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 73.922891][ T7711] ? __might_fault+0xb5/0x160 [ 73.927661][ T7711] ___sys_sendmsg+0xd3/0x150 [ 73.932243][ T7711] ? sendmsg_copy_msghdr+0x110/0x110 [ 73.937555][ T7711] ? find_held_lock+0x2d/0x110 [ 73.942301][ T7711] ? check_preemption_disabled+0x36/0xd0 [ 73.947917][ T7711] ? lock_release+0x424/0x7e0 [ 73.952568][ T7711] ? __fget_files+0x193/0x2b0 [ 73.957217][ T7711] ? lock_downgrade+0x7b0/0x7b0 [ 73.962135][ T7711] ? find_held_lock+0x2d/0x110 [ 73.966877][ T7711] ? check_preemption_disabled+0x36/0xd0 [ 73.972491][ T7711] ? lock_is_held_type+0xfa/0x130 [ 73.977499][ T7711] ? __fget_files+0x1ab/0x2b0 [ 73.982259][ T7711] ? __fget_light+0xbe/0x220 [ 73.986944][ T7711] __sys_sendmsg+0xb2/0x140 [ 73.991427][ T7711] ? __sys_sendmsg_sock+0x10/0x10 [ 73.996453][ T7711] ? check_preemption_disabled+0x36/0xd0 [ 74.002082][ T7711] ? syscall_enter_from_user_mode+0x1d/0x60 [ 74.007965][ T7711] ? lockdep_hardirqs_on+0x54/0x100 [ 74.013147][ T7711] do_syscall_64+0x3a/0xb0 [ 74.017556][ T7711] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 74.023436][ T7711] RIP: 0033:0x464d29 [ 74.027599][ T7711] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 74.047649][ T7711] RSP: 002b:00007fc972cef188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 74.056050][ T7711] RAX: ffffffffffffffda RBX: 000000000055cfa0 RCX: 0000000000464d29 [ 74.064007][ T7711] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 74.071954][ T7711] RBP: 00007fc972cef1d0 R08: 0000000000000000 R09: 0000000000000000 [ 74.080057][ T7711] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 74.088013][ T7711] R13: 00007fffc4416abf R14: 00007fc972cef300 R15: 0000000000022000 [ 74.369603][ T7720] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 74.409697][ T7722] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 74.609696][ T7727] FAULT_INJECTION: forcing a failure. [ 74.609696][ T7727] name failslab, interval 1, probability 0, space 0, times 0 [ 74.623339][ T7727] CPU: 1 PID: 7727 Comm: syz-executor.3 Not tainted 5.13.0-rc1-syzkaller #0 [ 74.632142][ T7727] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.642211][ T7727] Call Trace: [ 74.645501][ T7727] dump_stack+0x10c/0x14b [ 74.649833][ T7727] should_fail.cold+0x5/0xa [ 74.654330][ T7727] should_failslab+0x5/0x10 [ 74.658997][ T7727] kmem_cache_alloc_trace+0x57/0x440 [ 74.664274][ T7727] ? lock_release+0x424/0x7e0 [ 74.668932][ T7727] kobject_uevent_env+0x1bd/0xf30 [ 74.673935][ T7727] ? mark_held_locks+0x9f/0xe0 [ 74.678677][ T7727] ? check_preemption_disabled+0x36/0xd0 [ 74.684289][ T7727] ? __local_bh_enable_ip+0x11f/0x220 [ 74.689640][ T7727] ? __dev_change_net_namespace+0x3fe/0x1120 [ 74.695614][ T7727] ? lockdep_hardirqs_on+0x54/0x100 [ 74.700805][ T7727] __dev_change_net_namespace+0x416/0x1120 [ 74.706610][ T7727] ? lock_chain_get_class+0x23/0xb0 [ 74.711796][ T7727] ? check_preemption_disabled+0x36/0xd0 [ 74.717436][ T7727] ? netdev_pick_tx+0x830/0x830 [ 74.722294][ T7727] ? security_capable+0x4c/0x90 [ 74.727135][ T7727] ? ns_capable+0x53/0xc0 [ 74.731457][ T7727] do_setlink+0x1d3/0x2df0 [ 74.735978][ T7727] ? unwind_get_return_address+0x51/0x90 [ 74.741595][ T7727] ? rtnl_getlink+0x930/0x930 [ 74.746320][ T7727] ? mark_lock+0xf0/0x15f0 [ 74.750736][ T7727] ? __lock_acquire+0xbc5/0x5050 [ 74.755668][ T7727] ? lock_chain_count+0x20/0x20 [ 74.760513][ T7727] ? mark_lock+0xf0/0x15f0 [ 74.764929][ T7727] ? memset+0x20/0x40 [ 74.768913][ T7727] ? __nla_validate_parse+0xb2/0x1fd0 [ 74.774387][ T7727] ? nla_get_range_signed+0x540/0x540 [ 74.779761][ T7727] __rtnl_newlink+0xabb/0x1360 [ 74.784520][ T7727] ? check_preemption_disabled+0x36/0xd0 [ 74.790140][ T7727] ? rtnl_setlink+0x320/0x320 [ 74.794817][ T7727] ? lock_release+0x424/0x7e0 [ 74.799476][ T7727] ? is_bpf_text_address+0x5f/0xe0 [ 74.804575][ T7727] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 74.810641][ T7727] ? is_bpf_text_address+0x77/0xe0 [ 74.815911][ T7727] ? kernel_text_address+0xbd/0xf0 [ 74.821004][ T7727] ? __kernel_text_address+0x9/0x30 [ 74.826287][ T7727] ? unwind_get_return_address+0x51/0x90 [ 74.831907][ T7727] ? create_prof_cpu_mask+0x20/0x20 [ 74.837113][ T7727] ? arch_stack_walk+0x93/0xe0 [ 74.841889][ T7727] ? stack_trace_save+0x8c/0xc0 [ 74.846734][ T7727] ? stack_trace_consume_entry+0x160/0x160 [ 74.852575][ T7727] ? fs_reclaim_release+0x9c/0xf0 [ 74.857728][ T7727] ? lock_is_held_type+0xfa/0x130 [ 74.862839][ T7727] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 74.868597][ T7727] ? trace_kmalloc+0xbe/0xf0 [ 74.873166][ T7727] ? kmem_cache_alloc_trace+0x221/0x440 [ 74.878902][ T7727] rtnl_newlink+0x5a/0x90 [ 74.883327][ T7727] rtnetlink_rcv_msg+0x32f/0x860 [ 74.888270][ T7727] ? __dev_queue_xmit+0x14aa/0x26b0 [ 74.893630][ T7727] ? rtnetlink_put_metrics+0x420/0x420 [ 74.899079][ T7727] ? check_preemption_disabled+0x36/0xd0 [ 74.904785][ T7727] ? netdev_core_pick_tx+0x290/0x290 [ 74.910237][ T7727] ? lock_acquire+0x1f0/0x850 [ 74.914975][ T7727] netlink_rcv_skb+0x118/0x370 [ 74.919724][ T7727] ? rtnetlink_put_metrics+0x420/0x420 [ 74.925222][ T7727] ? netlink_ack+0x9f0/0x9f0 [ 74.929792][ T7727] ? netlink_deliver_tap+0x15d/0x990 [ 74.935225][ T7727] netlink_unicast+0x42e/0x700 [ 74.939992][ T7727] ? netlink_attachskb+0x730/0x730 [ 74.945177][ T7727] ? __build_skb_around+0x1f3/0x2b0 [ 74.950366][ T7727] netlink_sendmsg+0x70e/0xbe0 [ 74.955227][ T7727] ? netlink_unicast+0x700/0x700 [ 74.960143][ T7727] ? iovec_from_user+0x143/0x290 [ 74.965069][ T7727] ? netlink_unicast+0x700/0x700 [ 74.969990][ T7727] sock_sendmsg+0xab/0xe0 [ 74.974319][ T7727] ____sys_sendmsg+0x5bf/0x7a0 [ 74.979076][ T7727] ? kernel_sendmsg+0x30/0x30 [ 74.983741][ T7727] ? do_recvmmsg+0x550/0x550 [ 74.988318][ T7727] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 74.994273][ T7727] ? __might_fault+0xb5/0x160 [ 74.998930][ T7727] ___sys_sendmsg+0xd3/0x150 [ 75.003500][ T7727] ? sendmsg_copy_msghdr+0x110/0x110 [ 75.008769][ T7727] ? find_held_lock+0x2d/0x110 [ 75.013511][ T7727] ? check_preemption_disabled+0x36/0xd0 [ 75.019143][ T7727] ? lock_release+0x424/0x7e0 [ 75.023798][ T7727] ? __fget_files+0x193/0x2b0 [ 75.028454][ T7727] ? lock_downgrade+0x7b0/0x7b0 [ 75.033415][ T7727] ? find_held_lock+0x2d/0x110 [ 75.038154][ T7727] ? check_preemption_disabled+0x36/0xd0 [ 75.043766][ T7727] ? lock_is_held_type+0xfa/0x130 [ 75.048780][ T7727] ? __fget_files+0x1ab/0x2b0 [ 75.053698][ T7727] ? __fget_light+0xbe/0x220 [ 75.058266][ T7727] __sys_sendmsg+0xb2/0x140 [ 75.062752][ T7727] ? __sys_sendmsg_sock+0x10/0x10 [ 75.067769][ T7727] ? check_preemption_disabled+0x36/0xd0 [ 75.073389][ T7727] ? syscall_enter_from_user_mode+0x1d/0x60 [ 75.079301][ T7727] ? lockdep_hardirqs_on+0x54/0x100 [ 75.084523][ T7727] do_syscall_64+0x3a/0xb0 [ 75.088980][ T7727] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 75.095077][ T7727] RIP: 0033:0x464d29 [ 75.099058][ T7727] 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 [ 75.118808][ T7727] RSP: 002b:00007ffa497d8188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 75.127339][ T7727] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 75.135436][ T7727] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 75.143514][ T7727] RBP: 00007ffa497d81d0 R08: 0000000000000000 R09: 0000000000000000 [ 75.152003][ T7727] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 75.160416][ T7727] R13: 00007ffe745ac08f R14: 00007ffa497d8300 R15: 0000000000022000 [ 75.199882][ T7727] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 75.655522][ T7756] bond0: (slave bond_slave_0): Releasing backup interface [ 75.690182][ T7756] FAULT_INJECTION: forcing a failure. [ 75.690182][ T7756] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 75.703530][ T7756] CPU: 0 PID: 7756 Comm: syz-executor.1 Not tainted 5.13.0-rc1-syzkaller #0 [ 75.712182][ T7756] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.722219][ T7756] Call Trace: [ 75.725500][ T7756] dump_stack+0x10c/0x14b [ 75.729829][ T7756] should_fail.cold+0x5/0xa [ 75.734312][ T7756] prepare_alloc_pages+0x17b/0x580 [ 75.739515][ T7756] ? rtmsg_ifinfo_build_skb+0x6d/0x160 [ 75.744982][ T7756] ? rtnetlink_event+0xd7/0x1b0 [ 75.749810][ T7756] __alloc_pages+0x12f/0x500 [ 75.754491][ T7756] ? __rtnl_newlink+0xabb/0x1360 [ 75.759412][ T7756] ? __alloc_pages_slowpath.constprop.0+0x23c0/0x23c0 [ 75.766160][ T7756] ? find_held_lock+0x2d/0x110 [ 75.770920][ T7756] ? check_preemption_disabled+0x36/0xd0 [ 75.776652][ T7756] cache_grow_begin+0x75/0x4c0 [ 75.781417][ T7756] cache_alloc_refill+0x27b/0x340 [ 75.786420][ T7756] ? kmem_cache_alloc_node_trace+0x30a/0x570 [ 75.792473][ T7756] kmem_cache_alloc_node_trace+0x4ca/0x570 [ 75.798261][ T7756] __kmalloc_node_track_caller+0x38/0x60 [ 75.804043][ T7756] __alloc_skb+0x8b/0x280 [ 75.808354][ T7756] rtmsg_ifinfo_build_skb+0x6d/0x160 [ 75.813621][ T7756] rtnetlink_event+0xd7/0x1b0 [ 75.818271][ T7756] notifier_call_chain+0x94/0x170 [ 75.823281][ T7756] netdev_change_features+0x76/0xa0 [ 75.828458][ T7756] ? netdev_update_features+0xb0/0xb0 [ 75.833805][ T7756] ? synchronize_rcu+0x10a/0x180 [ 75.838751][ T7756] bond_compute_features+0x535/0x920 [ 75.844019][ T7756] ? bond_fix_features+0x2c0/0x2c0 [ 75.849111][ T7756] ? ieee80211_mcs_to_chains+0x70/0xd0 [ 75.854559][ T7756] ? lock_is_held_type+0xfa/0x130 [ 75.859569][ T7756] __bond_release_one.cold+0x4e5/0xac2 [ 75.865107][ T7756] ? bond_enslave+0x41f0/0x41f0 [ 75.869942][ T7756] ? mutex_lock_io_nested+0xf70/0xf70 [ 75.875310][ T7756] ? __mutex_unlock_slowpath+0xe2/0x610 [ 75.880837][ T7756] ? check_preemption_disabled+0x36/0xd0 [ 75.886452][ T7756] ? wait_for_completion_io+0x270/0x270 [ 75.891987][ T7756] ? check_preemption_disabled+0x36/0xd0 [ 75.897611][ T7756] ? lock_is_held_type+0xfa/0x130 [ 75.902808][ T7756] bond_netdev_event+0x621/0x720 [ 75.907739][ T7756] notifier_call_chain+0x94/0x170 [ 75.912959][ T7756] __dev_change_net_namespace+0x373/0x1120 [ 75.918752][ T7756] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 75.924367][ T7756] ? lock_chain_get_class+0x23/0xb0 [ 75.929544][ T7756] ? check_preemption_disabled+0x36/0xd0 [ 75.935158][ T7756] ? netdev_pick_tx+0x830/0x830 [ 75.939997][ T7756] ? security_capable+0x4c/0x90 [ 75.944925][ T7756] ? ns_capable+0x53/0xc0 [ 75.949237][ T7756] do_setlink+0x1d3/0x2df0 [ 75.953633][ T7756] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 75.959586][ T7756] ? rtnl_getlink+0x930/0x930 [ 75.964239][ T7756] ? mark_lock+0xf0/0x15f0 [ 75.968634][ T7756] ? lock_is_held_type+0xd9/0x130 [ 75.973643][ T7756] ? lock_chain_count+0x20/0x20 [ 75.978483][ T7756] ? lock_release+0x424/0x7e0 [ 75.983140][ T7756] ? is_bpf_text_address+0x5f/0xe0 [ 75.988233][ T7756] ? memset+0x20/0x40 [ 75.992198][ T7756] ? __nla_validate_parse+0xb2/0x1fd0 [ 75.997555][ T7756] ? nla_get_range_signed+0x540/0x540 [ 76.002926][ T7756] __rtnl_newlink+0xabb/0x1360 [ 76.007673][ T7756] ? check_preemption_disabled+0x36/0xd0 [ 76.013289][ T7756] ? rtnl_setlink+0x320/0x320 [ 76.017949][ T7756] ? lock_release+0x424/0x7e0 [ 76.022615][ T7756] ? is_bpf_text_address+0x5f/0xe0 [ 76.027707][ T7756] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 76.033757][ T7756] ? is_bpf_text_address+0x77/0xe0 [ 76.038846][ T7756] ? kernel_text_address+0xbd/0xf0 [ 76.044109][ T7756] ? __kernel_text_address+0x9/0x30 [ 76.049300][ T7756] ? unwind_get_return_address+0x51/0x90 [ 76.054913][ T7756] ? create_prof_cpu_mask+0x20/0x20 [ 76.060092][ T7756] ? arch_stack_walk+0x93/0xe0 [ 76.064845][ T7756] ? stack_trace_save+0x8c/0xc0 [ 76.069673][ T7756] ? stack_trace_consume_entry+0x160/0x160 [ 76.075478][ T7756] ? fs_reclaim_release+0x9c/0xf0 [ 76.080482][ T7756] ? lock_is_held_type+0xfa/0x130 [ 76.085484][ T7756] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 76.091005][ T7756] ? trace_kmalloc+0xbe/0xf0 [ 76.095568][ T7756] ? kmem_cache_alloc_trace+0x221/0x440 [ 76.101089][ T7756] rtnl_newlink+0x5a/0x90 [ 76.105396][ T7756] rtnetlink_rcv_msg+0x32f/0x860 [ 76.110308][ T7756] ? __dev_queue_xmit+0x14aa/0x26b0 [ 76.115490][ T7756] ? rtnetlink_put_metrics+0x420/0x420 [ 76.120938][ T7756] ? check_preemption_disabled+0x36/0xd0 [ 76.126555][ T7756] ? netdev_core_pick_tx+0x290/0x290 [ 76.131825][ T7756] ? lock_acquire+0x1f0/0x850 [ 76.136578][ T7756] netlink_rcv_skb+0x118/0x370 [ 76.141328][ T7756] ? rtnetlink_put_metrics+0x420/0x420 [ 76.146762][ T7756] ? netlink_ack+0x9f0/0x9f0 [ 76.151337][ T7756] ? netlink_deliver_tap+0x15d/0x990 [ 76.156599][ T7756] netlink_unicast+0x42e/0x700 [ 76.161466][ T7756] ? netlink_attachskb+0x730/0x730 [ 76.166586][ T7756] ? __build_skb_around+0x1f3/0x2b0 [ 76.171770][ T7756] netlink_sendmsg+0x70e/0xbe0 [ 76.176514][ T7756] ? netlink_unicast+0x700/0x700 [ 76.181438][ T7756] ? iovec_from_user+0x143/0x290 [ 76.186359][ T7756] ? netlink_unicast+0x700/0x700 [ 76.191272][ T7756] sock_sendmsg+0xab/0xe0 [ 76.195590][ T7756] ____sys_sendmsg+0x5bf/0x7a0 [ 76.200329][ T7756] ? kernel_sendmsg+0x30/0x30 [ 76.204981][ T7756] ? do_recvmmsg+0x550/0x550 [ 76.209560][ T7756] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 76.215606][ T7756] ? __might_fault+0xb5/0x160 [ 76.220274][ T7756] ___sys_sendmsg+0xd3/0x150 [ 76.224842][ T7756] ? sendmsg_copy_msghdr+0x110/0x110 [ 76.230221][ T7756] ? find_held_lock+0x2d/0x110 [ 76.234967][ T7756] ? check_preemption_disabled+0x36/0xd0 [ 76.240577][ T7756] ? lock_release+0x424/0x7e0 [ 76.245247][ T7756] ? __fget_files+0x193/0x2b0 [ 76.249901][ T7756] ? lock_downgrade+0x7b0/0x7b0 [ 76.254728][ T7756] ? find_held_lock+0x2d/0x110 [ 76.259465][ T7756] ? check_preemption_disabled+0x36/0xd0 [ 76.265076][ T7756] ? lock_is_held_type+0xfa/0x130 [ 76.270077][ T7756] ? __fget_files+0x1ab/0x2b0 [ 76.274734][ T7756] ? __fget_light+0xbe/0x220 [ 76.279304][ T7756] __sys_sendmsg+0xb2/0x140 [ 76.283794][ T7756] ? __sys_sendmsg_sock+0x10/0x10 [ 76.288820][ T7756] ? check_preemption_disabled+0x36/0xd0 [ 76.294429][ T7756] ? syscall_enter_from_user_mode+0x1d/0x60 [ 76.300296][ T7756] ? lockdep_hardirqs_on+0x54/0x100 [ 76.305469][ T7756] do_syscall_64+0x3a/0xb0 [ 76.309862][ T7756] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 76.315760][ T7756] RIP: 0033:0x464d29 [ 76.319642][ 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 [ 76.339326][ T7756] RSP: 002b:00007faa55e04188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 76.347821][ T7756] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 76.355773][ T7756] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 76.363722][ T7756] RBP: 00007faa55e041d0 R08: 0000000000000000 R09: 0000000000000000 [ 76.371669][ T7756] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 76.379641][ T7756] R13: 00007fffa69f0bff R14: 00007faa55e04300 R15: 0000000000022000 [ 76.490082][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 76.497765][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 76.906029][ T7777] FAULT_INJECTION: forcing a failure. [ 76.906029][ T7777] name failslab, interval 1, probability 0, space 0, times 0 [ 76.919898][ T7777] CPU: 0 PID: 7777 Comm: syz-executor.4 Not tainted 5.13.0-rc1-syzkaller #0 [ 76.928623][ T7777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 76.938848][ T7777] Call Trace: [ 76.942251][ T7777] dump_stack+0x10c/0x14b [ 76.946577][ T7777] should_fail.cold+0x5/0xa [ 76.951071][ T7777] should_failslab+0x5/0x10 [ 76.955659][ T7777] kmem_cache_alloc_trace+0x57/0x440 [ 76.960937][ T7777] nsim_fib_event_nb+0x141/0xa60 [ 76.965867][ T7777] ? lock_release+0x424/0x7e0 [ 76.970528][ T7777] ? call_fib_notifiers+0xc6/0x1b0 [ 76.975743][ T7777] notifier_call_chain+0x94/0x170 [ 76.980763][ T7777] atomic_notifier_call_chain+0x5d/0xf0 [ 76.986304][ T7777] call_fib_notifiers+0xec/0x1b0 [ 76.991348][ T7777] fib_notify_alias_delete+0x27d/0x360 [ 76.996803][ T7777] ? fib_route_seq_start+0x410/0x410 [ 77.002172][ T7777] ? lockdep_rtnl_is_held+0x11/0x20 [ 77.007364][ T7777] fib_table_delete+0x4ca/0xa30 [ 77.012253][ T7777] ? fib_table_lookup+0x1ca0/0x1ca0 [ 77.017437][ T7777] fib_magic+0x2ad/0x460 [ 77.021663][ T7777] ? fib_new_table+0x3f0/0x3f0 [ 77.026505][ T7777] ? lock_release+0x7e0/0x7e0 [ 77.031372][ T7777] ? inet_fill_ifaddr+0x707/0xc00 [ 77.036392][ T7777] fib_del_ifaddr+0x94b/0xf90 [ 77.041061][ T7777] fib_inetaddr_event+0x9a/0x260 [ 77.045975][ T7777] notifier_call_chain+0x94/0x170 [ 77.050977][ T7777] blocking_notifier_call_chain+0x5d/0x80 [ 77.056676][ T7777] __inet_del_ifa+0x3af/0xce0 [ 77.061442][ T7777] ? lock_is_held_type+0xfa/0x130 [ 77.066628][ T7777] ? check_preemption_disabled+0x36/0xd0 [ 77.072259][ T7777] ? lock_is_held_type+0xfa/0x130 [ 77.077283][ T7777] inetdev_event+0x4ea/0x1190 [ 77.081966][ T7777] ? devinet_init_net+0x5b0/0x5b0 [ 77.086977][ T7777] ? _raw_spin_unlock_irqrestore+0x2d/0x90 [ 77.092795][ T7777] ? skb_dequeue+0x110/0x1a0 [ 77.097427][ T7777] notifier_call_chain+0x94/0x170 [ 77.102459][ T7777] __dev_change_net_namespace+0x373/0x1120 [ 77.108379][ T7777] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 77.114108][ T7777] ? check_preemption_disabled+0x36/0xd0 [ 77.119757][ T7777] ? netdev_pick_tx+0x830/0x830 [ 77.124619][ T7777] ? security_capable+0x4c/0x90 [ 77.129472][ T7777] ? ns_capable+0x53/0xc0 [ 77.133807][ T7777] do_setlink+0x1d3/0x2df0 [ 77.138217][ T7777] ? rtnl_getlink+0x930/0x930 [ 77.142880][ T7777] ? mark_lock+0xf0/0x15f0 [ 77.147278][ T7777] ? __lock_acquire+0xbc5/0x5050 [ 77.152205][ T7777] ? lock_chain_count+0x20/0x20 [ 77.157044][ T7777] ? mark_lock+0xf0/0x15f0 [ 77.161437][ T7777] ? memset+0x20/0x40 [ 77.165398][ T7777] ? __nla_validate_parse+0xb2/0x1fd0 [ 77.170854][ T7777] ? nla_get_range_signed+0x540/0x540 [ 77.176214][ T7777] __rtnl_newlink+0xabb/0x1360 [ 77.180988][ T7777] ? check_preemption_disabled+0x36/0xd0 [ 77.186626][ T7777] ? rtnl_setlink+0x320/0x320 [ 77.191590][ T7777] ? lock_release+0x424/0x7e0 [ 77.196263][ T7777] ? is_bpf_text_address+0x5f/0xe0 [ 77.201372][ T7777] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 77.207433][ T7777] ? is_bpf_text_address+0x77/0xe0 [ 77.212527][ T7777] ? kernel_text_address+0xbd/0xf0 [ 77.217620][ T7777] ? __kernel_text_address+0x9/0x30 [ 77.222796][ T7777] ? unwind_get_return_address+0x51/0x90 [ 77.228418][ T7777] ? create_prof_cpu_mask+0x20/0x20 [ 77.233633][ T7777] ? arch_stack_walk+0x93/0xe0 [ 77.238386][ T7777] ? stack_trace_save+0x8c/0xc0 [ 77.243221][ T7777] ? stack_trace_consume_entry+0x160/0x160 [ 77.249063][ T7777] ? fs_reclaim_release+0x9c/0xf0 [ 77.254215][ T7777] ? lock_is_held_type+0xfa/0x130 [ 77.259325][ T7777] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 77.264865][ T7777] ? trace_kmalloc+0xbe/0xf0 [ 77.269461][ T7777] ? kmem_cache_alloc_trace+0x221/0x440 [ 77.274990][ T7777] rtnl_newlink+0x5a/0x90 [ 77.279378][ T7777] rtnetlink_rcv_msg+0x32f/0x860 [ 77.284411][ T7777] ? __dev_queue_xmit+0x14aa/0x26b0 [ 77.289602][ T7777] ? rtnetlink_put_metrics+0x420/0x420 [ 77.295074][ T7777] ? check_preemption_disabled+0x36/0xd0 [ 77.300702][ T7777] ? netdev_core_pick_tx+0x290/0x290 [ 77.305980][ T7777] ? lock_acquire+0x1f0/0x850 [ 77.310645][ T7777] netlink_rcv_skb+0x118/0x370 [ 77.315452][ T7777] ? rtnetlink_put_metrics+0x420/0x420 [ 77.320897][ T7777] ? netlink_ack+0x9f0/0x9f0 [ 77.325463][ T7777] ? netlink_deliver_tap+0x15d/0x990 [ 77.330861][ T7777] netlink_unicast+0x42e/0x700 [ 77.335756][ T7777] ? netlink_attachskb+0x730/0x730 [ 77.340854][ T7777] ? __build_skb_around+0x1f3/0x2b0 [ 77.346062][ T7777] netlink_sendmsg+0x70e/0xbe0 [ 77.350828][ T7777] ? netlink_unicast+0x700/0x700 [ 77.355752][ T7777] ? iovec_from_user+0x143/0x290 [ 77.360684][ T7777] ? netlink_unicast+0x700/0x700 [ 77.365634][ T7777] sock_sendmsg+0xab/0xe0 [ 77.369958][ T7777] ____sys_sendmsg+0x5bf/0x7a0 [ 77.374703][ T7777] ? kernel_sendmsg+0x30/0x30 [ 77.379358][ T7777] ? do_recvmmsg+0x550/0x550 [ 77.383930][ T7777] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 77.389896][ T7777] ? __might_fault+0xb5/0x160 [ 77.394621][ T7777] ___sys_sendmsg+0xd3/0x150 [ 77.399207][ T7777] ? sendmsg_copy_msghdr+0x110/0x110 [ 77.404519][ T7777] ? find_held_lock+0x2d/0x110 [ 77.409281][ T7777] ? check_preemption_disabled+0x36/0xd0 [ 77.415029][ T7777] ? lock_release+0x424/0x7e0 [ 77.419701][ T7777] ? __fget_files+0x193/0x2b0 [ 77.424374][ T7777] ? lock_downgrade+0x7b0/0x7b0 [ 77.429229][ T7777] ? find_held_lock+0x2d/0x110 [ 77.433970][ T7777] ? check_preemption_disabled+0x36/0xd0 [ 77.439597][ T7777] ? lock_is_held_type+0xfa/0x130 [ 77.444621][ T7777] ? __fget_files+0x1ab/0x2b0 [ 77.449306][ T7777] ? __fget_light+0xbe/0x220 [ 77.453885][ T7777] __sys_sendmsg+0xb2/0x140 [ 77.458473][ T7777] ? __sys_sendmsg_sock+0x10/0x10 [ 77.463512][ T7777] ? check_preemption_disabled+0x36/0xd0 [ 77.469137][ T7777] ? syscall_enter_from_user_mode+0x1d/0x60 [ 77.475020][ T7777] ? lockdep_hardirqs_on+0x54/0x100 [ 77.480288][ T7777] do_syscall_64+0x3a/0xb0 [ 77.484699][ T7777] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 77.490802][ T7777] RIP: 0033:0x464d29 [ 77.494701][ T7777] 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 [ 77.514461][ T7777] RSP: 002b:00007ff0244ea188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 77.522863][ T7777] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 77.530928][ T7777] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 77.538879][ T7777] RBP: 00007ff0244ea1d0 R08: 0000000000000000 R09: 0000000000000000 [ 77.546938][ T7777] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 77.554890][ T7777] R13: 00007ffdceedf86f R14: 00007ff0244ea300 R15: 0000000000022000 2021/05/13 11:03:19 executed programs: 48 [ 77.769524][ T7778] FAULT_INJECTION: forcing a failure. [ 77.769524][ T7778] name failslab, interval 1, probability 0, space 0, times 0 [ 77.782660][ T7778] CPU: 1 PID: 7778 Comm: syz-executor.5 Not tainted 5.13.0-rc1-syzkaller #0 [ 77.791327][ T7778] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 77.801386][ T7778] Call Trace: [ 77.804668][ T7778] dump_stack+0x10c/0x14b [ 77.808995][ T7778] should_fail.cold+0x5/0xa [ 77.813499][ T7778] ? switchdev_deferred_enqueue+0x22/0x1f0 [ 77.819314][ T7778] should_failslab+0x5/0x10 [ 77.823813][ T7778] __kmalloc+0x79/0x460 [ 77.827965][ T7778] ? switchdev_port_attr_notify.constprop.0+0xe0/0xe0 [ 77.834719][ T7778] switchdev_deferred_enqueue+0x22/0x1f0 [ 77.840353][ T7778] br_set_state+0x168/0x1d0 [ 77.844853][ T7778] ? br_designated_port_selection+0x6c0/0x6c0 [ 77.850915][ T7778] ? lock_release+0x7e0/0x7e0 [ 77.855578][ T7778] ? do_raw_spin_lock+0x120/0x2b0 [ 77.860702][ T7778] ? rwlock_bug.part.0+0x90/0x90 [ 77.865730][ T7778] ? check_preemption_disabled+0x36/0xd0 [ 77.871458][ T7778] br_stp_disable_port+0x5e/0x1a0 [ 77.876472][ T7778] br_device_event+0x609/0x710 [ 77.881320][ T7778] ? br_net_exit+0x170/0x170 [ 77.885909][ T7778] ? packet_notifier+0x38c/0x6d0 [ 77.890866][ T7778] notifier_call_chain+0x94/0x170 [ 77.895997][ T7778] dev_close_many+0x28c/0x560 [ 77.900785][ T7778] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 77.906857][ T7778] __dev_change_net_namespace+0xb88/0x1120 [ 77.912667][ T7778] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 77.918319][ T7778] ? lock_chain_get_class+0x23/0xb0 [ 77.923628][ T7778] ? check_preemption_disabled+0x36/0xd0 [ 77.929275][ T7778] ? netdev_pick_tx+0x830/0x830 [ 77.934235][ T7778] ? security_capable+0x4c/0x90 [ 77.939230][ T7778] ? ns_capable+0x53/0xc0 [ 77.943745][ T7778] do_setlink+0x1d3/0x2df0 [ 77.948160][ T7778] ? unwind_get_return_address+0x51/0x90 [ 77.954052][ T7778] ? rtnl_getlink+0x930/0x930 [ 77.958785][ T7778] ? mark_lock+0xf0/0x15f0 [ 77.963207][ T7778] ? __lock_acquire+0xbc5/0x5050 [ 77.968372][ T7778] ? lock_chain_count+0x20/0x20 [ 77.973303][ T7778] ? mark_lock+0xf0/0x15f0 [ 77.977725][ T7778] ? memset+0x20/0x40 [ 77.981812][ T7778] ? __nla_validate_parse+0xb2/0x1fd0 [ 77.987181][ T7778] ? nla_get_range_signed+0x540/0x540 [ 77.993764][ T7778] __rtnl_newlink+0xabb/0x1360 [ 77.998533][ T7778] ? check_preemption_disabled+0x36/0xd0 [ 78.004246][ T7778] ? rtnl_setlink+0x320/0x320 [ 78.008907][ T7778] ? lock_release+0x424/0x7e0 [ 78.013567][ T7778] ? is_bpf_text_address+0x5f/0xe0 [ 78.018689][ T7778] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 78.024738][ T7778] ? is_bpf_text_address+0x77/0xe0 [ 78.029852][ T7778] ? kernel_text_address+0xbd/0xf0 [ 78.034958][ T7778] ? __kernel_text_address+0x9/0x30 [ 78.040409][ T7778] ? unwind_get_return_address+0x51/0x90 [ 78.046046][ T7778] ? create_prof_cpu_mask+0x20/0x20 [ 78.051229][ T7778] ? arch_stack_walk+0x93/0xe0 [ 78.055978][ T7778] ? stack_trace_save+0x8c/0xc0 [ 78.060814][ T7778] ? stack_trace_consume_entry+0x160/0x160 [ 78.066656][ T7778] ? fs_reclaim_release+0x9c/0xf0 [ 78.071679][ T7778] ? lock_is_held_type+0xfa/0x130 [ 78.076684][ T7778] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 78.082241][ T7778] ? trace_kmalloc+0xbe/0xf0 [ 78.086821][ T7778] ? kmem_cache_alloc_trace+0x221/0x440 [ 78.092356][ T7778] rtnl_newlink+0x5a/0x90 [ 78.096940][ T7778] rtnetlink_rcv_msg+0x32f/0x860 [ 78.101954][ T7778] ? __dev_queue_xmit+0x14aa/0x26b0 [ 78.107150][ T7778] ? rtnetlink_put_metrics+0x420/0x420 [ 78.112590][ T7778] ? check_preemption_disabled+0x36/0xd0 [ 78.118202][ T7778] ? netdev_core_pick_tx+0x290/0x290 [ 78.123576][ T7778] ? lock_acquire+0x1f0/0x850 [ 78.128258][ T7778] netlink_rcv_skb+0x118/0x370 [ 78.133146][ T7778] ? rtnetlink_put_metrics+0x420/0x420 [ 78.138600][ T7778] ? netlink_ack+0x9f0/0x9f0 [ 78.143384][ T7778] ? netlink_deliver_tap+0x15d/0x990 [ 78.148669][ T7778] netlink_unicast+0x42e/0x700 [ 78.153415][ T7778] ? netlink_attachskb+0x730/0x730 [ 78.158504][ T7778] ? __build_skb_around+0x1f3/0x2b0 [ 78.163687][ T7778] netlink_sendmsg+0x70e/0xbe0 [ 78.168527][ T7778] ? netlink_unicast+0x700/0x700 [ 78.173555][ T7778] ? iovec_from_user+0x143/0x290 [ 78.178488][ T7778] ? netlink_unicast+0x700/0x700 [ 78.183531][ T7778] sock_sendmsg+0xab/0xe0 [ 78.187867][ T7778] ____sys_sendmsg+0x5bf/0x7a0 [ 78.192698][ T7778] ? kernel_sendmsg+0x30/0x30 [ 78.197366][ T7778] ? do_recvmmsg+0x550/0x550 [ 78.202077][ T7778] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 78.208234][ T7778] ? __might_fault+0xb5/0x160 [ 78.213188][ T7778] ___sys_sendmsg+0xd3/0x150 [ 78.218269][ T7778] ? sendmsg_copy_msghdr+0x110/0x110 [ 78.223543][ T7778] ? find_held_lock+0x2d/0x110 [ 78.228869][ T7778] ? check_preemption_disabled+0x36/0xd0 [ 78.234632][ T7778] ? lock_release+0x424/0x7e0 [ 78.239298][ T7778] ? __fget_files+0x193/0x2b0 [ 78.244065][ T7778] ? lock_downgrade+0x7b0/0x7b0 [ 78.249376][ T7778] ? find_held_lock+0x2d/0x110 [ 78.254137][ T7778] ? check_preemption_disabled+0x36/0xd0 [ 78.259762][ T7778] ? lock_is_held_type+0xfa/0x130 [ 78.264874][ T7778] ? __fget_files+0x1ab/0x2b0 [ 78.269548][ T7778] ? __fget_light+0xbe/0x220 [ 78.274133][ T7778] __sys_sendmsg+0xb2/0x140 [ 78.278631][ T7778] ? __sys_sendmsg_sock+0x10/0x10 [ 78.283646][ T7778] ? check_preemption_disabled+0x36/0xd0 [ 78.289438][ T7778] ? syscall_enter_from_user_mode+0x1d/0x60 [ 78.295445][ T7778] ? lockdep_hardirqs_on+0x54/0x100 [ 78.300789][ T7778] do_syscall_64+0x3a/0xb0 [ 78.305549][ T7778] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 78.312335][ T7778] RIP: 0033:0x464d29 [ 78.316387][ T7778] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 78.336338][ T7778] RSP: 002b:00007fc972cce188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 78.344961][ T7778] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 78.353004][ T7778] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 78.361322][ T7778] RBP: 00007fc972cce1d0 R08: 0000000000000000 R09: 0000000000000000 [ 78.370364][ T7778] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 78.378420][ T7778] R13: 00007fffc4416abf R14: 00007fc972cce300 R15: 0000000000022000 [ 78.387044][ T7778] bridge0: error setting offload STP state on port 2(bridge_slave_1) [ 78.417065][ T7778] device bridge_slave_1 left promiscuous mode [ 78.432307][ T7778] bridge0: port 2(bridge_slave_1) entered disabled state [ 78.598397][ T7797] __nla_validate_parse: 4 callbacks suppressed [ 78.598408][ T7797] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 78.664449][ T7799] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 78.681425][ T7798] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 78.858805][ T7804] FAULT_INJECTION: forcing a failure. [ 78.858805][ T7804] name failslab, interval 1, probability 0, space 0, times 0 [ 78.872267][ T7804] CPU: 0 PID: 7804 Comm: syz-executor.2 Not tainted 5.13.0-rc1-syzkaller #0 [ 78.880989][ T7804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 78.891841][ T7804] Call Trace: [ 78.895125][ T7804] dump_stack+0x10c/0x14b [ 78.899455][ T7804] should_fail.cold+0x5/0xa [ 78.903940][ T7804] should_failslab+0x5/0x10 [ 78.908437][ T7804] kmem_cache_alloc_node+0x60/0x540 [ 78.913739][ T7804] __alloc_skb+0x153/0x280 [ 78.918250][ T7804] __neigh_notify+0x7f/0x110 [ 78.922970][ T7804] neigh_cleanup_and_release+0x5a/0x220 [ 78.928612][ T7804] neigh_flush_dev+0x4f4/0x800 [ 78.933368][ T7804] ? lock_release+0x424/0x7e0 [ 78.938051][ T7804] __neigh_ifdown.isra.0+0x44/0x390 [ 78.943243][ T7804] ? __local_bh_enable_ip+0x11f/0x220 [ 78.948714][ T7804] ? rt6_disable_ip+0x4a5/0x6a0 [ 78.953590][ T7804] neigh_ifdown+0x7/0x10 [ 78.957834][ T7804] rt6_disable_ip+0x559/0x6a0 [ 78.962508][ T7804] ? rt6_sync_down_dev+0x120/0x120 [ 78.967603][ T7804] ? mark_lock+0xf0/0x15f0 [ 78.972006][ T7804] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 78.977363][ T7804] ? lock_chain_count+0x20/0x20 [ 78.982197][ T7804] ? add_addr+0x2c0/0x2c0 [ 78.986505][ T7804] ? check_preemption_disabled+0x36/0xd0 [ 78.992297][ T7804] ? lock_is_held_type+0xfa/0x130 [ 78.997318][ T7804] addrconf_notify+0x3e6/0x1ca0 [ 79.002148][ T7804] ? mark_held_locks+0x9f/0xe0 [ 79.006892][ T7804] ? check_preemption_disabled+0x36/0xd0 [ 79.012518][ T7804] ? tls_device_sk_destruct+0x610/0x610 [ 79.018056][ T7804] ? clusterip_netdev_event+0x369/0x540 [ 79.023683][ T7804] ? inet6_ifinfo_notify+0x100/0x100 [ 79.028952][ T7804] ? __local_bh_enable_ip+0x11f/0x220 [ 79.034331][ T7804] ? clusterip_netdev_event+0x369/0x540 [ 79.039874][ T7804] notifier_call_chain+0x94/0x170 [ 79.044904][ T7804] dev_close_many+0x28c/0x560 [ 79.049700][ T7804] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 79.056040][ T7804] __dev_change_net_namespace+0xb88/0x1120 [ 79.061855][ T7804] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 79.067474][ T7804] ? lock_chain_get_class+0x23/0xb0 [ 79.072658][ T7804] ? check_preemption_disabled+0x36/0xd0 [ 79.078295][ T7804] ? netdev_pick_tx+0x830/0x830 [ 79.083164][ T7804] ? security_capable+0x4c/0x90 [ 79.088038][ T7804] ? ns_capable+0x53/0xc0 [ 79.092358][ T7804] do_setlink+0x1d3/0x2df0 [ 79.096781][ T7804] ? unwind_get_return_address+0x51/0x90 [ 79.102597][ T7804] ? rtnl_getlink+0x930/0x930 [ 79.107369][ T7804] ? mark_lock+0xf0/0x15f0 [ 79.111813][ T7804] ? __lock_acquire+0xbc5/0x5050 [ 79.116849][ T7804] ? lock_chain_count+0x20/0x20 [ 79.121839][ T7804] ? mark_lock+0xf0/0x15f0 [ 79.126246][ T7804] ? memset+0x20/0x40 [ 79.130223][ T7804] ? __nla_validate_parse+0xb2/0x1fd0 [ 79.136497][ T7804] ? nla_get_range_signed+0x540/0x540 [ 79.141878][ T7804] __rtnl_newlink+0xabb/0x1360 [ 79.146651][ T7804] ? check_preemption_disabled+0x36/0xd0 [ 79.152366][ T7804] ? rtnl_setlink+0x320/0x320 [ 79.157046][ T7804] ? lock_release+0x424/0x7e0 [ 79.161716][ T7804] ? is_bpf_text_address+0x5f/0xe0 [ 79.166822][ T7804] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 79.172977][ T7804] ? is_bpf_text_address+0x77/0xe0 [ 79.178389][ T7804] ? kernel_text_address+0xbd/0xf0 [ 79.183693][ T7804] ? __kernel_text_address+0x9/0x30 [ 79.189029][ T7804] ? unwind_get_return_address+0x51/0x90 [ 79.194761][ T7804] ? create_prof_cpu_mask+0x20/0x20 [ 79.200056][ T7804] ? arch_stack_walk+0x93/0xe0 [ 79.204911][ T7804] ? stack_trace_save+0x8c/0xc0 [ 79.209881][ T7804] ? stack_trace_consume_entry+0x160/0x160 [ 79.215750][ T7804] ? fs_reclaim_release+0x9c/0xf0 [ 79.220776][ T7804] ? lock_is_held_type+0xfa/0x130 [ 79.225807][ T7804] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 79.231351][ T7804] ? trace_kmalloc+0xbe/0xf0 [ 79.235934][ T7804] ? kmem_cache_alloc_trace+0x221/0x440 [ 79.241478][ T7804] rtnl_newlink+0x5a/0x90 [ 79.245800][ T7804] rtnetlink_rcv_msg+0x32f/0x860 [ 79.250735][ T7804] ? __dev_queue_xmit+0x14aa/0x26b0 [ 79.255933][ T7804] ? rtnetlink_put_metrics+0x420/0x420 [ 79.261393][ T7804] ? check_preemption_disabled+0x36/0xd0 [ 79.267040][ T7804] ? netdev_core_pick_tx+0x290/0x290 [ 79.272323][ T7804] ? lock_acquire+0x1f0/0x850 [ 79.277001][ T7804] netlink_rcv_skb+0x118/0x370 [ 79.281747][ T7804] ? rtnetlink_put_metrics+0x420/0x420 [ 79.287430][ T7804] ? netlink_ack+0x9f0/0x9f0 [ 79.292023][ T7804] ? netlink_deliver_tap+0x15d/0x990 [ 79.297322][ T7804] netlink_unicast+0x42e/0x700 [ 79.302179][ T7804] ? netlink_attachskb+0x730/0x730 [ 79.307277][ T7804] ? __build_skb_around+0x1f3/0x2b0 [ 79.312622][ T7804] netlink_sendmsg+0x70e/0xbe0 [ 79.317391][ T7804] ? netlink_unicast+0x700/0x700 [ 79.322327][ T7804] ? iovec_from_user+0x143/0x290 [ 79.327254][ T7804] ? netlink_unicast+0x700/0x700 [ 79.332183][ T7804] sock_sendmsg+0xab/0xe0 [ 79.336512][ T7804] ____sys_sendmsg+0x5bf/0x7a0 [ 79.341276][ T7804] ? kernel_sendmsg+0x30/0x30 [ 79.345946][ T7804] ? do_recvmmsg+0x550/0x550 [ 79.350530][ T7804] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 79.356506][ T7804] ? __might_fault+0xb5/0x160 [ 79.361308][ T7804] ___sys_sendmsg+0xd3/0x150 [ 79.365895][ T7804] ? sendmsg_copy_msghdr+0x110/0x110 [ 79.371162][ T7804] ? find_held_lock+0x2d/0x110 [ 79.375960][ T7804] ? check_preemption_disabled+0x36/0xd0 [ 79.381776][ T7804] ? lock_release+0x424/0x7e0 [ 79.386445][ T7804] ? __fget_files+0x193/0x2b0 [ 79.391128][ T7804] ? lock_downgrade+0x7b0/0x7b0 [ 79.395974][ T7804] ? find_held_lock+0x2d/0x110 [ 79.400845][ T7804] ? check_preemption_disabled+0x36/0xd0 [ 79.406464][ T7804] ? lock_is_held_type+0xfa/0x130 [ 79.411474][ T7804] ? __fget_files+0x1ab/0x2b0 [ 79.416188][ T7804] ? __fget_light+0xbe/0x220 [ 79.420776][ T7804] __sys_sendmsg+0xb2/0x140 [ 79.425359][ T7804] ? __sys_sendmsg_sock+0x10/0x10 [ 79.430380][ T7804] ? check_preemption_disabled+0x36/0xd0 [ 79.436008][ T7804] ? syscall_enter_from_user_mode+0x1d/0x60 [ 79.441891][ T7804] ? lockdep_hardirqs_on+0x54/0x100 [ 79.447223][ T7804] do_syscall_64+0x3a/0xb0 [ 79.451729][ T7804] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 79.457613][ T7804] RIP: 0033:0x464d29 [ 79.461492][ T7804] 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 [ 79.481387][ T7804] RSP: 002b:00007f3585a49188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 79.489893][ T7804] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 79.497861][ T7804] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 79.505822][ T7804] RBP: 00007f3585a491d0 R08: 0000000000000000 R09: 0000000000000000 [ 79.513795][ T7804] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 79.521782][ T7804] R13: 00007ffc1e42b2ff R14: 00007f3585a49300 R15: 0000000000022000 [ 79.824055][ T7832] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 80.181458][ T7836] FAULT_INJECTION: forcing a failure. [ 80.181458][ T7836] name failslab, interval 1, probability 0, space 0, times 0 [ 80.194162][ T7836] CPU: 0 PID: 7836 Comm: syz-executor.1 Not tainted 5.13.0-rc1-syzkaller #0 [ 80.202831][ T7836] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 80.213016][ T7836] Call Trace: [ 80.216304][ T7836] dump_stack+0x10c/0x14b [ 80.220744][ T7836] should_fail.cold+0x5/0xa [ 80.225660][ T7836] ? mark_held_locks+0x9f/0xe0 [ 80.230403][ T7836] should_failslab+0x5/0x10 [ 80.234916][ T7836] kmem_cache_alloc_node_trace+0x66/0x570 [ 80.240634][ T7836] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 80.246184][ T7836] __kmalloc_node_track_caller+0x38/0x60 [ 80.251826][ T7836] __alloc_skb+0x8b/0x280 [ 80.256216][ T7836] inet6_rt_notify+0xd1/0x270 [ 80.260891][ T7836] fib6_del+0xd17/0x1500 [ 80.265132][ T7836] ? fib6_locate+0xd0/0xd0 [ 80.269674][ T7836] ? lock_chain_count+0x20/0x20 [ 80.274539][ T7836] fib6_clean_node+0x2fc/0x4a0 [ 80.279302][ T7836] ? find_held_lock+0x2d/0x110 [ 80.284080][ T7836] ? fib6_del+0x1500/0x1500 [ 80.288569][ T7836] fib6_walk_continue+0x3c2/0x780 [ 80.293575][ T7836] fib6_walk+0x168/0x330 [ 80.297803][ T7836] fib6_clean_tree+0xaa/0xe0 [ 80.302375][ T7836] ? fib6_walk+0x330/0x330 [ 80.306770][ T7836] ? fib6_del+0x1500/0x1500 [ 80.311245][ T7836] ? rwlock_bug.part.0+0x90/0x90 [ 80.316158][ T7836] ? fib6_ifup+0x260/0x260 [ 80.320568][ T7836] __fib6_clean_all+0xe1/0x1e0 [ 80.325400][ T7836] ? fib6_ifup+0x260/0x260 [ 80.329890][ T7836] rt6_disable_ip+0x5ad/0x6a0 [ 80.334544][ T7836] ? __lock_acquire+0x15f0/0x5050 [ 80.339551][ T7836] ? rt6_sync_down_dev+0x120/0x120 [ 80.344648][ T7836] ? mark_lock+0xf0/0x15f0 [ 80.349053][ T7836] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 80.354402][ T7836] ? lock_chain_count+0x20/0x20 [ 80.359248][ T7836] ? add_addr+0x2c0/0x2c0 [ 80.363587][ T7836] ? check_preemption_disabled+0x36/0xd0 [ 80.369556][ T7836] ? lock_is_held_type+0xfa/0x130 [ 80.374696][ T7836] addrconf_notify+0x3e6/0x1ca0 [ 80.379671][ T7836] ? mark_held_locks+0x9f/0xe0 [ 80.384462][ T7836] ? check_preemption_disabled+0x36/0xd0 [ 80.390183][ T7836] ? tls_device_sk_destruct+0x610/0x610 [ 80.395731][ T7836] ? clusterip_netdev_event+0x369/0x540 [ 80.401281][ T7836] ? inet6_ifinfo_notify+0x100/0x100 [ 80.406565][ T7836] ? __local_bh_enable_ip+0x11f/0x220 [ 80.412016][ T7836] ? clusterip_netdev_event+0x369/0x540 [ 80.417677][ T7836] notifier_call_chain+0x94/0x170 [ 80.422713][ T7836] dev_close_many+0x28c/0x560 [ 80.427397][ T7836] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 80.433458][ T7836] __dev_change_net_namespace+0xb88/0x1120 [ 80.439283][ T7836] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 80.444937][ T7836] ? lock_chain_get_class+0x23/0xb0 [ 80.450267][ T7836] ? check_preemption_disabled+0x36/0xd0 [ 80.455902][ T7836] ? netdev_pick_tx+0x830/0x830 [ 80.460773][ T7836] ? security_capable+0x4c/0x90 [ 80.465618][ T7836] ? ns_capable+0x53/0xc0 [ 80.470034][ T7836] do_setlink+0x1d3/0x2df0 [ 80.474448][ T7836] ? unwind_get_return_address+0x51/0x90 [ 80.480219][ T7836] ? rtnl_getlink+0x930/0x930 [ 80.484924][ T7836] ? mark_lock+0xf0/0x15f0 [ 80.489338][ T7836] ? __lock_acquire+0xbc5/0x5050 [ 80.494298][ T7836] ? lock_chain_count+0x20/0x20 [ 80.499150][ T7836] ? mark_lock+0xf0/0x15f0 [ 80.503566][ T7836] ? memset+0x20/0x40 [ 80.507532][ T7836] ? __nla_validate_parse+0xb2/0x1fd0 [ 80.512992][ T7836] ? nla_get_range_signed+0x540/0x540 [ 80.518367][ T7836] __rtnl_newlink+0xabb/0x1360 [ 80.523732][ T7836] ? check_preemption_disabled+0x36/0xd0 [ 80.529950][ T7836] ? rtnl_setlink+0x320/0x320 [ 80.534821][ T7836] ? lock_release+0x424/0x7e0 [ 80.539518][ T7836] ? is_bpf_text_address+0x5f/0xe0 [ 80.544809][ T7836] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 80.550881][ T7836] ? is_bpf_text_address+0x77/0xe0 [ 80.556104][ T7836] ? kernel_text_address+0xbd/0xf0 [ 80.561207][ T7836] ? __kernel_text_address+0x9/0x30 [ 80.566593][ T7836] ? unwind_get_return_address+0x51/0x90 [ 80.572316][ T7836] ? create_prof_cpu_mask+0x20/0x20 [ 80.577727][ T7836] ? arch_stack_walk+0x93/0xe0 [ 80.582601][ T7836] ? stack_trace_save+0x8c/0xc0 [ 80.587565][ T7836] ? stack_trace_consume_entry+0x160/0x160 [ 80.593402][ T7836] ? fs_reclaim_release+0x9c/0xf0 [ 80.598768][ T7836] ? lock_is_held_type+0xfa/0x130 [ 80.603798][ T7836] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 80.609689][ T7836] ? trace_kmalloc+0xbe/0xf0 [ 80.614617][ T7836] ? kmem_cache_alloc_trace+0x221/0x440 [ 80.620304][ T7836] rtnl_newlink+0x5a/0x90 [ 80.624731][ T7836] rtnetlink_rcv_msg+0x32f/0x860 [ 80.629767][ T7836] ? __dev_queue_xmit+0x14aa/0x26b0 [ 80.634952][ T7836] ? rtnetlink_put_metrics+0x420/0x420 [ 80.640410][ T7836] ? check_preemption_disabled+0x36/0xd0 [ 80.646056][ T7836] ? netdev_core_pick_tx+0x290/0x290 [ 80.651499][ T7836] ? lock_acquire+0x1f0/0x850 [ 80.656498][ T7836] netlink_rcv_skb+0x118/0x370 [ 80.661375][ T7836] ? rtnetlink_put_metrics+0x420/0x420 [ 80.666841][ T7836] ? netlink_ack+0x9f0/0x9f0 [ 80.671433][ T7836] ? netlink_deliver_tap+0x15d/0x990 [ 80.676757][ T7836] netlink_unicast+0x42e/0x700 [ 80.681534][ T7836] ? netlink_attachskb+0x730/0x730 [ 80.686805][ T7836] ? __build_skb_around+0x1f3/0x2b0 [ 80.692024][ T7836] netlink_sendmsg+0x70e/0xbe0 [ 80.696792][ T7836] ? netlink_unicast+0x700/0x700 [ 80.701721][ T7836] ? iovec_from_user+0x143/0x290 [ 80.706699][ T7836] ? netlink_unicast+0x700/0x700 [ 80.711637][ T7836] sock_sendmsg+0xab/0xe0 [ 80.715985][ T7836] ____sys_sendmsg+0x5bf/0x7a0 [ 80.720754][ T7836] ? kernel_sendmsg+0x30/0x30 [ 80.725719][ T7836] ? do_recvmmsg+0x550/0x550 [ 80.730655][ T7836] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 80.736755][ T7836] ? __might_fault+0xb5/0x160 [ 80.741509][ T7836] ___sys_sendmsg+0xd3/0x150 [ 80.746199][ T7836] ? sendmsg_copy_msghdr+0x110/0x110 [ 80.751469][ T7836] ? find_held_lock+0x2d/0x110 [ 80.756346][ T7836] ? check_preemption_disabled+0x36/0xd0 [ 80.761966][ T7836] ? lock_release+0x424/0x7e0 [ 80.766819][ T7836] ? __fget_files+0x193/0x2b0 [ 80.771789][ T7836] ? lock_downgrade+0x7b0/0x7b0 [ 80.777814][ T7836] ? find_held_lock+0x2d/0x110 [ 80.782855][ T7836] ? check_preemption_disabled+0x36/0xd0 [ 80.788673][ T7836] ? lock_is_held_type+0xfa/0x130 [ 80.794099][ T7836] ? __fget_files+0x1ab/0x2b0 [ 80.808067][ T7836] ? __fget_light+0xbe/0x220 [ 80.812679][ T7836] __sys_sendmsg+0xb2/0x140 [ 80.818066][ T7836] ? __sys_sendmsg_sock+0x10/0x10 [ 80.823261][ T7836] ? check_preemption_disabled+0x36/0xd0 [ 80.828904][ T7836] ? syscall_enter_from_user_mode+0x1d/0x60 [ 80.834795][ T7836] ? lockdep_hardirqs_on+0x54/0x100 [ 80.839988][ T7836] do_syscall_64+0x3a/0xb0 [ 80.844718][ T7836] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 80.850816][ T7836] RIP: 0033:0x464d29 [ 80.854965][ T7836] 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 [ 80.875091][ T7836] RSP: 002b:00007faa55e04188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 80.883509][ T7836] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 80.891908][ T7836] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 80.900157][ T7836] RBP: 00007faa55e041d0 R08: 0000000000000000 R09: 0000000000000000 [ 80.908226][ T7836] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 80.916940][ T7836] R13: 00007fffa69f0bff R14: 00007faa55e04300 R15: 0000000000022000 [ 81.055570][ T7836] team0: Port device team_slave_0 removed [ 81.152391][ T7842] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 81.172413][ T7836] syz-executor.1 (7836) used greatest stack depth: 22400 bytes left [ 81.208080][ T7867] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 81.636056][ T7869] bond0: (slave bond_slave_1): Releasing backup interface [ 81.659794][ T7869] FAULT_INJECTION: forcing a failure. [ 81.659794][ T7869] name failslab, interval 1, probability 0, space 0, times 0 [ 81.673565][ T7869] CPU: 0 PID: 7869 Comm: syz-executor.5 Not tainted 5.13.0-rc1-syzkaller #0 [ 81.682243][ T7869] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 81.692292][ T7869] Call Trace: [ 81.695569][ T7869] dump_stack+0x10c/0x14b [ 81.700057][ T7869] should_fail.cold+0x5/0xa [ 81.704605][ T7869] ? ethnl_default_notify+0x8e/0x510 [ 81.709969][ T7869] should_failslab+0x5/0x10 [ 81.714478][ T7869] __kmalloc+0x79/0x460 [ 81.718646][ T7869] ethnl_default_notify+0x8e/0x510 [ 81.723907][ T7869] ethnl_netdev_event+0x30/0x40 [ 81.728744][ T7869] notifier_call_chain+0x94/0x170 [ 81.733774][ T7869] netdev_change_features+0x76/0xa0 [ 81.739085][ T7869] ? netdev_update_features+0xb0/0xb0 [ 81.744466][ T7869] ? synchronize_rcu+0x10a/0x180 [ 81.749404][ T7869] bond_compute_features+0x535/0x920 [ 81.754699][ T7869] ? bond_fix_features+0x2c0/0x2c0 [ 81.760144][ T7869] ? ieee80211_mcs_to_chains+0x70/0xd0 [ 81.765585][ T7869] ? lock_is_held_type+0xfa/0x130 [ 81.770613][ T7869] __bond_release_one.cold+0x4e5/0xac2 [ 81.776162][ T7869] ? bond_enslave+0x41f0/0x41f0 [ 81.781093][ T7869] ? mutex_lock_io_nested+0xf70/0xf70 [ 81.786445][ T7869] ? __mutex_unlock_slowpath+0xe2/0x610 [ 81.791985][ T7869] ? check_preemption_disabled+0x36/0xd0 [ 81.797643][ T7869] ? wait_for_completion_io+0x270/0x270 [ 81.803191][ T7869] ? check_preemption_disabled+0x36/0xd0 [ 81.808900][ T7869] ? lock_is_held_type+0xfa/0x130 [ 81.814368][ T7869] bond_netdev_event+0x621/0x720 [ 81.819785][ T7869] notifier_call_chain+0x94/0x170 [ 81.824901][ T7869] __dev_change_net_namespace+0x373/0x1120 [ 81.830700][ T7869] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 81.836333][ T7869] ? lock_chain_get_class+0x23/0xb0 [ 81.841607][ T7869] ? check_preemption_disabled+0x36/0xd0 [ 81.847316][ T7869] ? netdev_pick_tx+0x830/0x830 [ 81.852377][ T7869] ? security_capable+0x4c/0x90 [ 81.857229][ T7869] ? ns_capable+0x53/0xc0 [ 81.861669][ T7869] do_setlink+0x1d3/0x2df0 [ 81.866178][ T7869] ? unwind_get_return_address+0x51/0x90 [ 81.871942][ T7869] ? rtnl_getlink+0x930/0x930 [ 81.876628][ T7869] ? mark_lock+0xf0/0x15f0 [ 81.881168][ T7869] ? __lock_acquire+0xbc5/0x5050 [ 81.886138][ T7869] ? lock_chain_count+0x20/0x20 [ 81.891064][ T7869] ? mark_lock+0xf0/0x15f0 [ 81.895475][ T7869] ? memset+0x20/0x40 [ 81.899460][ T7869] ? __nla_validate_parse+0xb2/0x1fd0 [ 81.904919][ T7869] ? nla_get_range_signed+0x540/0x540 [ 81.910365][ T7869] __rtnl_newlink+0xabb/0x1360 [ 81.915308][ T7869] ? check_preemption_disabled+0x36/0xd0 [ 81.920951][ T7869] ? rtnl_setlink+0x320/0x320 [ 81.926049][ T7869] ? lock_release+0x424/0x7e0 [ 81.930886][ T7869] ? is_bpf_text_address+0x5f/0xe0 [ 81.936176][ T7869] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 81.942234][ T7869] ? is_bpf_text_address+0x77/0xe0 [ 81.947326][ T7869] ? kernel_text_address+0xbd/0xf0 [ 81.952429][ T7869] ? __kernel_text_address+0x9/0x30 [ 81.957616][ T7869] ? unwind_get_return_address+0x51/0x90 [ 81.963225][ T7869] ? create_prof_cpu_mask+0x20/0x20 [ 81.968417][ T7869] ? arch_stack_walk+0x93/0xe0 [ 81.973265][ T7869] ? stack_trace_save+0x8c/0xc0 [ 81.978111][ T7869] ? stack_trace_consume_entry+0x160/0x160 [ 81.983927][ T7869] ? fs_reclaim_release+0x9c/0xf0 [ 81.988942][ T7869] ? lock_is_held_type+0xfa/0x130 [ 81.993967][ T7869] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 81.999502][ T7869] ? trace_kmalloc+0xbe/0xf0 [ 82.004103][ T7869] ? kmem_cache_alloc_trace+0x221/0x440 [ 82.009675][ T7869] rtnl_newlink+0x5a/0x90 [ 82.014005][ T7869] rtnetlink_rcv_msg+0x32f/0x860 [ 82.019051][ T7869] ? __dev_queue_xmit+0x14aa/0x26b0 [ 82.024747][ T7869] ? rtnetlink_put_metrics+0x420/0x420 [ 82.030202][ T7869] ? check_preemption_disabled+0x36/0xd0 [ 82.035831][ T7869] ? netdev_core_pick_tx+0x290/0x290 [ 82.041189][ T7869] ? lock_acquire+0x1f0/0x850 [ 82.045858][ T7869] netlink_rcv_skb+0x118/0x370 [ 82.050625][ T7869] ? rtnetlink_put_metrics+0x420/0x420 [ 82.056085][ T7869] ? netlink_ack+0x9f0/0x9f0 [ 82.060676][ T7869] ? netlink_deliver_tap+0x15d/0x990 [ 82.066057][ T7869] netlink_unicast+0x42e/0x700 [ 82.070831][ T7869] ? netlink_attachskb+0x730/0x730 [ 82.076276][ T7869] ? __build_skb_around+0x1f3/0x2b0 [ 82.081462][ T7869] netlink_sendmsg+0x70e/0xbe0 [ 82.086382][ T7869] ? netlink_unicast+0x700/0x700 [ 82.091333][ T7869] ? iovec_from_user+0x143/0x290 [ 82.096280][ T7869] ? netlink_unicast+0x700/0x700 [ 82.101208][ T7869] sock_sendmsg+0xab/0xe0 [ 82.105586][ T7869] ____sys_sendmsg+0x5bf/0x7a0 [ 82.110342][ T7869] ? kernel_sendmsg+0x30/0x30 [ 82.115018][ T7869] ? do_recvmmsg+0x550/0x550 [ 82.119623][ T7869] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 82.125694][ T7869] ? __might_fault+0xb5/0x160 [ 82.131087][ T7869] ___sys_sendmsg+0xd3/0x150 [ 82.135695][ T7869] ? sendmsg_copy_msghdr+0x110/0x110 [ 82.140972][ T7869] ? find_held_lock+0x2d/0x110 [ 82.145808][ T7869] ? check_preemption_disabled+0x36/0xd0 [ 82.151784][ T7869] ? lock_release+0x424/0x7e0 [ 82.156458][ T7869] ? __fget_files+0x193/0x2b0 [ 82.161124][ T7869] ? lock_downgrade+0x7b0/0x7b0 [ 82.165952][ T7869] ? find_held_lock+0x2d/0x110 [ 82.170754][ T7869] ? check_preemption_disabled+0x36/0xd0 [ 82.176508][ T7869] ? lock_is_held_type+0xfa/0x130 [ 82.181694][ T7869] ? __fget_files+0x1ab/0x2b0 [ 82.186368][ T7869] ? __fget_light+0xbe/0x220 [ 82.190963][ T7869] __sys_sendmsg+0xb2/0x140 [ 82.195640][ T7869] ? __sys_sendmsg_sock+0x10/0x10 [ 82.200672][ T7869] ? check_preemption_disabled+0x36/0xd0 [ 82.206302][ T7869] ? syscall_enter_from_user_mode+0x1d/0x60 [ 82.212180][ T7869] ? lockdep_hardirqs_on+0x54/0x100 [ 82.217376][ T7869] do_syscall_64+0x3a/0xb0 [ 82.221796][ T7869] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 82.227794][ T7869] RIP: 0033:0x464d29 [ 82.231673][ T7869] 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 [ 82.251713][ T7869] RSP: 002b:00007fc972cce188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 82.260129][ T7869] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 82.268104][ T7869] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 82.276077][ T7869] RBP: 00007fc972cce1d0 R08: 0000000000000000 R09: 0000000000000000 [ 82.284041][ T7869] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 82.292103][ T7869] R13: 00007fffc4416abf R14: 00007fc972cce300 R15: 0000000000022000 [ 82.405805][ T7868] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 82.447531][ T7897] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 82.483909][ T7898] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 82.881484][ T7902] FAULT_INJECTION: forcing a failure. [ 82.881484][ T7902] name failslab, interval 1, probability 0, space 0, times 0 [ 82.894829][ T7902] CPU: 1 PID: 7902 Comm: syz-executor.2 Not tainted 5.13.0-rc1-syzkaller #0 [ 82.903935][ T7902] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 82.914079][ T7902] Call Trace: [ 82.917477][ T7902] dump_stack+0x10c/0x14b [ 82.921806][ T7902] should_fail.cold+0x5/0xa [ 82.926592][ T7902] should_failslab+0x5/0x10 [ 82.931858][ T7902] kmem_cache_alloc_node+0x60/0x540 [ 82.937138][ T7902] __alloc_skb+0x153/0x280 [ 82.941558][ T7902] rtmsg_ifa+0x142/0x220 [ 82.946070][ T7902] ? inet_fill_ifaddr+0xc00/0xc00 [ 82.951246][ T7902] ? check_preemption_disabled+0x36/0xd0 [ 82.956867][ T7902] ? check_preemption_disabled+0x36/0xd0 [ 82.962497][ T7902] __inet_del_ifa+0x39b/0xce0 [ 82.967171][ T7902] ? lock_is_held_type+0xfa/0x130 [ 82.972176][ T7902] ? check_preemption_disabled+0x36/0xd0 [ 82.977789][ T7902] ? lock_is_held_type+0xfa/0x130 [ 82.982797][ T7902] inetdev_event+0x4ea/0x1190 [ 82.987473][ T7902] ? devinet_init_net+0x5b0/0x5b0 [ 82.992475][ T7902] ? _raw_spin_unlock_irqrestore+0x2d/0x90 [ 82.998291][ T7902] ? skb_dequeue+0x110/0x1a0 [ 83.002862][ T7902] notifier_call_chain+0x94/0x170 [ 83.007869][ T7902] __dev_change_net_namespace+0x373/0x1120 [ 83.013650][ T7902] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 83.019262][ T7902] ? lock_chain_get_class+0x23/0xb0 [ 83.024439][ T7902] ? check_preemption_disabled+0x36/0xd0 [ 83.030054][ T7902] ? netdev_pick_tx+0x830/0x830 [ 83.034972][ T7902] ? security_capable+0x4c/0x90 [ 83.039806][ T7902] ? ns_capable+0x53/0xc0 [ 83.044508][ T7902] do_setlink+0x1d3/0x2df0 [ 83.048969][ T7902] ? unwind_get_return_address+0x51/0x90 [ 83.054587][ T7902] ? rtnl_getlink+0x930/0x930 [ 83.059249][ T7902] ? mark_lock+0xf0/0x15f0 [ 83.063661][ T7902] ? __lock_acquire+0xbc5/0x5050 [ 83.068586][ T7902] ? lock_chain_count+0x20/0x20 [ 83.073452][ T7902] ? mark_lock+0xf0/0x15f0 [ 83.077864][ T7902] ? memset+0x20/0x40 [ 83.082063][ T7902] ? __nla_validate_parse+0xb2/0x1fd0 [ 83.087456][ T7902] ? nla_get_range_signed+0x540/0x540 [ 83.092913][ T7902] __rtnl_newlink+0xabb/0x1360 [ 83.097673][ T7902] ? check_preemption_disabled+0x36/0xd0 [ 83.103404][ T7902] ? rtnl_setlink+0x320/0x320 [ 83.108061][ T7902] ? lock_release+0x424/0x7e0 [ 83.112756][ T7902] ? is_bpf_text_address+0x5f/0xe0 [ 83.117862][ T7902] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 83.123927][ T7902] ? is_bpf_text_address+0x77/0xe0 [ 83.129029][ T7902] ? kernel_text_address+0xbd/0xf0 [ 83.134123][ T7902] ? __kernel_text_address+0x9/0x30 [ 83.139369][ T7902] ? unwind_get_return_address+0x51/0x90 [ 83.144993][ T7902] ? create_prof_cpu_mask+0x20/0x20 [ 83.150340][ T7902] ? arch_stack_walk+0x93/0xe0 [ 83.155127][ T7902] ? stack_trace_save+0x8c/0xc0 [ 83.159963][ T7902] ? stack_trace_consume_entry+0x160/0x160 [ 83.165871][ T7902] ? fs_reclaim_release+0x9c/0xf0 [ 83.170968][ T7902] ? lock_is_held_type+0xfa/0x130 [ 83.176068][ T7902] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 83.181594][ T7902] ? trace_kmalloc+0xbe/0xf0 [ 83.186257][ T7902] ? kmem_cache_alloc_trace+0x221/0x440 [ 83.192134][ T7902] rtnl_newlink+0x5a/0x90 [ 83.196455][ T7902] rtnetlink_rcv_msg+0x32f/0x860 [ 83.201560][ T7902] ? __dev_queue_xmit+0x14aa/0x26b0 [ 83.206753][ T7902] ? rtnetlink_put_metrics+0x420/0x420 [ 83.212384][ T7902] ? check_preemption_disabled+0x36/0xd0 [ 83.218002][ T7902] ? netdev_core_pick_tx+0x290/0x290 [ 83.223267][ T7902] ? lock_acquire+0x1f0/0x850 [ 83.227967][ T7902] netlink_rcv_skb+0x118/0x370 [ 83.232725][ T7902] ? rtnetlink_put_metrics+0x420/0x420 [ 83.238166][ T7902] ? netlink_ack+0x9f0/0x9f0 [ 83.242820][ T7902] ? netlink_deliver_tap+0x15d/0x990 [ 83.248087][ T7902] netlink_unicast+0x42e/0x700 [ 83.252846][ T7902] ? netlink_attachskb+0x730/0x730 [ 83.257935][ T7902] ? __build_skb_around+0x1f3/0x2b0 [ 83.263280][ T7902] netlink_sendmsg+0x70e/0xbe0 [ 83.268217][ T7902] ? netlink_unicast+0x700/0x700 [ 83.273140][ T7902] ? iovec_from_user+0x143/0x290 [ 83.278064][ T7902] ? netlink_unicast+0x700/0x700 [ 83.282997][ T7902] sock_sendmsg+0xab/0xe0 [ 83.287333][ T7902] ____sys_sendmsg+0x5bf/0x7a0 [ 83.292124][ T7902] ? kernel_sendmsg+0x30/0x30 [ 83.296885][ T7902] ? do_recvmmsg+0x550/0x550 [ 83.301639][ T7902] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 83.307620][ T7902] ? __might_fault+0xb5/0x160 [ 83.312284][ T7902] ___sys_sendmsg+0xd3/0x150 [ 83.317053][ T7902] ? sendmsg_copy_msghdr+0x110/0x110 [ 83.322315][ T7902] ? find_held_lock+0x2d/0x110 [ 83.327058][ T7902] ? check_preemption_disabled+0x36/0xd0 [ 83.332683][ T7902] ? lock_release+0x424/0x7e0 [ 83.337337][ T7902] ? __fget_files+0x193/0x2b0 [ 83.341992][ T7902] ? lock_downgrade+0x7b0/0x7b0 [ 83.347006][ T7902] ? find_held_lock+0x2d/0x110 [ 83.351754][ T7902] ? check_preemption_disabled+0x36/0xd0 [ 83.357366][ T7902] ? lock_is_held_type+0xfa/0x130 [ 83.362394][ T7902] ? __fget_files+0x1ab/0x2b0 [ 83.367365][ T7902] ? __fget_light+0xbe/0x220 [ 83.372198][ T7902] __sys_sendmsg+0xb2/0x140 [ 83.376700][ T7902] ? __sys_sendmsg_sock+0x10/0x10 [ 83.381742][ T7902] ? check_preemption_disabled+0x36/0xd0 [ 83.387353][ T7902] ? syscall_enter_from_user_mode+0x1d/0x60 [ 83.393225][ T7902] ? lockdep_hardirqs_on+0x54/0x100 [ 83.398402][ T7902] do_syscall_64+0x3a/0xb0 [ 83.402806][ T7902] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 83.408766][ T7902] RIP: 0033:0x464d29 [ 83.412636][ T7902] 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 [ 83.432505][ T7902] RSP: 002b:00007f3585a49188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 83.440910][ T7902] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 83.448875][ T7902] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 83.457013][ T7902] RBP: 00007f3585a491d0 R08: 0000000000000000 R09: 0000000000000000 [ 83.465268][ T7902] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 83.473313][ T7902] R13: 00007ffc1e42b2ff R14: 00007f3585a49300 R15: 0000000000022000 2021/05/13 11:03:25 executed programs: 57 [ 83.629088][ T7936] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 83.638482][ T7938] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 83.665450][ T7941] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 83.946799][ T7941] FAULT_INJECTION: forcing a failure. [ 83.946799][ T7941] name failslab, interval 1, probability 0, space 0, times 0 [ 83.959964][ T7941] CPU: 1 PID: 7941 Comm: syz-executor.1 Not tainted 5.13.0-rc1-syzkaller #0 [ 83.968667][ T7941] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 83.978718][ T7941] Call Trace: [ 83.981984][ T7941] dump_stack+0x10c/0x14b [ 83.986571][ T7941] should_fail.cold+0x5/0xa [ 83.991179][ T7941] ? mark_held_locks+0x9f/0xe0 [ 83.995934][ T7941] should_failslab+0x5/0x10 [ 84.000440][ T7941] kmem_cache_alloc_node_trace+0x66/0x570 [ 84.006184][ T7941] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 84.011712][ T7941] __kmalloc_node_track_caller+0x38/0x60 [ 84.017451][ T7941] __alloc_skb+0x8b/0x280 [ 84.021794][ T7941] __neigh_notify+0x7f/0x110 [ 84.026460][ T7941] neigh_cleanup_and_release+0x5a/0x220 [ 84.032009][ T7941] neigh_flush_dev+0x4f4/0x800 [ 84.036753][ T7941] ? lock_release+0x424/0x7e0 [ 84.041416][ T7941] __neigh_ifdown.isra.0+0x44/0x390 [ 84.046681][ T7941] ? __local_bh_enable_ip+0x11f/0x220 [ 84.052387][ T7941] ? rt6_disable_ip+0x4a5/0x6a0 [ 84.057225][ T7941] neigh_ifdown+0x7/0x10 [ 84.061464][ T7941] rt6_disable_ip+0x559/0x6a0 [ 84.066414][ T7941] ? rt6_sync_down_dev+0x120/0x120 [ 84.071689][ T7941] ? mark_lock+0xf0/0x15f0 [ 84.076105][ T7941] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 84.081598][ T7941] ? lock_chain_count+0x20/0x20 [ 84.086448][ T7941] ? add_addr+0x2c0/0x2c0 [ 84.090971][ T7941] ? check_preemption_disabled+0x36/0xd0 [ 84.096929][ T7941] ? lock_is_held_type+0xfa/0x130 [ 84.102506][ T7941] addrconf_notify+0x3e6/0x1ca0 [ 84.107493][ T7941] ? mark_held_locks+0x9f/0xe0 [ 84.112499][ T7941] ? check_preemption_disabled+0x36/0xd0 [ 84.118257][ T7941] ? tls_device_sk_destruct+0x610/0x610 [ 84.124092][ T7941] ? clusterip_netdev_event+0x369/0x540 [ 84.129624][ T7941] ? inet6_ifinfo_notify+0x100/0x100 [ 84.134898][ T7941] ? __local_bh_enable_ip+0x11f/0x220 [ 84.140261][ T7941] ? clusterip_netdev_event+0x369/0x540 [ 84.145931][ T7941] notifier_call_chain+0x94/0x170 [ 84.150948][ T7941] dev_close_many+0x28c/0x560 [ 84.155757][ T7941] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 84.162058][ T7941] __dev_change_net_namespace+0xb88/0x1120 [ 84.167969][ T7941] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 84.173680][ T7941] ? check_preemption_disabled+0x36/0xd0 [ 84.179336][ T7941] ? netdev_pick_tx+0x830/0x830 [ 84.184266][ T7941] ? security_capable+0x4c/0x90 [ 84.189113][ T7941] ? ns_capable+0x53/0xc0 [ 84.193424][ T7941] do_setlink+0x1d3/0x2df0 [ 84.197821][ T7941] ? unwind_get_return_address+0x51/0x90 [ 84.203469][ T7941] ? rtnl_getlink+0x930/0x930 [ 84.208130][ T7941] ? mark_lock+0xf0/0x15f0 [ 84.212538][ T7941] ? __lock_acquire+0xbc5/0x5050 [ 84.217465][ T7941] ? lock_chain_count+0x20/0x20 [ 84.222381][ T7941] ? mark_lock+0xf0/0x15f0 [ 84.226860][ T7941] ? memset+0x20/0x40 [ 84.230825][ T7941] ? __nla_validate_parse+0xb2/0x1fd0 [ 84.236181][ T7941] ? nla_get_range_signed+0x540/0x540 [ 84.241556][ T7941] __rtnl_newlink+0xabb/0x1360 [ 84.246306][ T7941] ? check_preemption_disabled+0x36/0xd0 [ 84.252325][ T7941] ? rtnl_setlink+0x320/0x320 [ 84.257254][ T7941] ? lock_release+0x424/0x7e0 [ 84.261940][ T7941] ? is_bpf_text_address+0x5f/0xe0 [ 84.267047][ T7941] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 84.273197][ T7941] ? is_bpf_text_address+0x77/0xe0 [ 84.278290][ T7941] ? kernel_text_address+0xbd/0xf0 [ 84.283393][ T7941] ? __kernel_text_address+0x9/0x30 [ 84.288574][ T7941] ? unwind_get_return_address+0x51/0x90 [ 84.294214][ T7941] ? create_prof_cpu_mask+0x20/0x20 [ 84.299399][ T7941] ? arch_stack_walk+0x93/0xe0 [ 84.304191][ T7941] ? stack_trace_save+0x8c/0xc0 [ 84.309021][ T7941] ? stack_trace_consume_entry+0x160/0x160 [ 84.315120][ T7941] ? fs_reclaim_release+0x9c/0xf0 [ 84.320141][ T7941] ? lock_is_held_type+0xfa/0x130 [ 84.325240][ T7941] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 84.331074][ T7941] ? trace_kmalloc+0xbe/0xf0 [ 84.335735][ T7941] ? kmem_cache_alloc_trace+0x221/0x440 [ 84.341268][ T7941] rtnl_newlink+0x5a/0x90 [ 84.345587][ T7941] rtnetlink_rcv_msg+0x32f/0x860 [ 84.350506][ T7941] ? __dev_queue_xmit+0x14aa/0x26b0 [ 84.355684][ T7941] ? rtnetlink_put_metrics+0x420/0x420 [ 84.361120][ T7941] ? check_preemption_disabled+0x36/0xd0 [ 84.366823][ T7941] ? netdev_core_pick_tx+0x290/0x290 [ 84.372119][ T7941] ? lock_acquire+0x1f0/0x850 [ 84.376819][ T7941] netlink_rcv_skb+0x118/0x370 [ 84.381572][ T7941] ? rtnetlink_put_metrics+0x420/0x420 [ 84.387009][ T7941] ? netlink_ack+0x9f0/0x9f0 [ 84.391682][ T7941] ? netlink_deliver_tap+0x15d/0x990 [ 84.396951][ T7941] netlink_unicast+0x42e/0x700 [ 84.401705][ T7941] ? netlink_attachskb+0x730/0x730 [ 84.406922][ T7941] ? __build_skb_around+0x1f3/0x2b0 [ 84.412127][ T7941] netlink_sendmsg+0x70e/0xbe0 [ 84.416980][ T7941] ? netlink_unicast+0x700/0x700 [ 84.422089][ T7941] ? iovec_from_user+0x143/0x290 [ 84.427200][ T7941] ? netlink_unicast+0x700/0x700 [ 84.432394][ T7941] sock_sendmsg+0xab/0xe0 [ 84.436711][ T7941] ____sys_sendmsg+0x5bf/0x7a0 [ 84.441458][ T7941] ? kernel_sendmsg+0x30/0x30 [ 84.446119][ T7941] ? do_recvmmsg+0x550/0x550 [ 84.450697][ T7941] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 84.456657][ T7941] ? __might_fault+0xb5/0x160 [ 84.461314][ T7941] ___sys_sendmsg+0xd3/0x150 [ 84.465893][ T7941] ? sendmsg_copy_msghdr+0x110/0x110 [ 84.471165][ T7941] ? find_held_lock+0x2d/0x110 [ 84.475907][ T7941] ? check_preemption_disabled+0x36/0xd0 [ 84.481527][ T7941] ? lock_release+0x424/0x7e0 [ 84.486195][ T7941] ? __fget_files+0x193/0x2b0 [ 84.490857][ T7941] ? lock_downgrade+0x7b0/0x7b0 [ 84.495776][ T7941] ? find_held_lock+0x2d/0x110 [ 84.500522][ T7941] ? check_preemption_disabled+0x36/0xd0 [ 84.506140][ T7941] ? lock_is_held_type+0xfa/0x130 [ 84.511251][ T7941] ? __fget_files+0x1ab/0x2b0 [ 84.515913][ T7941] ? __fget_light+0xbe/0x220 [ 84.520494][ T7941] __sys_sendmsg+0xb2/0x140 [ 84.525094][ T7941] ? __sys_sendmsg_sock+0x10/0x10 [ 84.530103][ T7941] ? check_preemption_disabled+0x36/0xd0 [ 84.535976][ T7941] ? syscall_enter_from_user_mode+0x1d/0x60 [ 84.541955][ T7941] ? lockdep_hardirqs_on+0x54/0x100 [ 84.547153][ T7941] do_syscall_64+0x3a/0xb0 [ 84.551549][ T7941] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 84.557517][ T7941] RIP: 0033:0x464d29 [ 84.561414][ T7941] 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 [ 84.581098][ T7941] RSP: 002b:00007faa55e04188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 84.590043][ T7941] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 84.597996][ T7941] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 84.605948][ T7941] RBP: 00007faa55e041d0 R08: 0000000000000000 R09: 0000000000000000 [ 84.614133][ T7941] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 84.622092][ T7941] R13: 00007fffa69f0bff R14: 00007faa55e04300 R15: 0000000000022000 [ 84.829822][ T7941] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 84.886564][ T7941] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 84.898058][ T7941] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 84.909017][ T7941] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 84.920000][ T7941] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 84.931292][ T7941] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 84.942572][ T7941] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 84.953120][ T7941] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 84.963781][ T7941] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 84.973952][ T7941] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 84.984723][ T7941] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 85.215989][ T7943] FAULT_INJECTION: forcing a failure. [ 85.215989][ T7943] name failslab, interval 1, probability 0, space 0, times 0 [ 85.233370][ T7943] CPU: 0 PID: 7943 Comm: syz-executor.4 Not tainted 5.13.0-rc1-syzkaller #0 [ 85.242152][ T7943] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 85.252290][ T7943] Call Trace: [ 85.255568][ T7943] dump_stack+0x10c/0x14b [ 85.260042][ T7943] should_fail.cold+0x5/0xa [ 85.264552][ T7943] should_failslab+0x5/0x10 [ 85.269054][ T7943] kmem_cache_alloc_node_trace+0x66/0x570 [ 85.274773][ T7943] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 85.280307][ T7943] __kmalloc_node_track_caller+0x38/0x60 [ 85.286108][ T7943] __alloc_skb+0x8b/0x280 [ 85.290687][ T7943] rtmsg_ifa+0x142/0x220 [ 85.294914][ T7943] ? inet_fill_ifaddr+0xc00/0xc00 [ 85.299915][ T7943] ? check_preemption_disabled+0x36/0xd0 [ 85.305554][ T7943] ? check_preemption_disabled+0x36/0xd0 [ 85.311187][ T7943] __inet_del_ifa+0x39b/0xce0 [ 85.315854][ T7943] ? lock_is_held_type+0xfa/0x130 [ 85.320884][ T7943] ? check_preemption_disabled+0x36/0xd0 [ 85.326500][ T7943] ? lock_is_held_type+0xfa/0x130 [ 85.331523][ T7943] inetdev_event+0x4ea/0x1190 [ 85.336268][ T7943] ? devinet_init_net+0x5b0/0x5b0 [ 85.341295][ T7943] ? _raw_spin_unlock_irqrestore+0x2d/0x90 [ 85.347185][ T7943] ? skb_dequeue+0x110/0x1a0 [ 85.351941][ T7943] notifier_call_chain+0x94/0x170 [ 85.357064][ T7943] __dev_change_net_namespace+0x373/0x1120 [ 85.362860][ T7943] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 85.368593][ T7943] ? lock_chain_get_class+0x23/0xb0 [ 85.373970][ T7943] ? check_preemption_disabled+0x36/0xd0 [ 85.379868][ T7943] ? netdev_pick_tx+0x830/0x830 [ 85.384888][ T7943] ? security_capable+0x4c/0x90 [ 85.389923][ T7943] ? ns_capable+0x53/0xc0 [ 85.394380][ T7943] do_setlink+0x1d3/0x2df0 [ 85.398798][ T7943] ? unwind_get_return_address+0x51/0x90 [ 85.404449][ T7943] ? rtnl_getlink+0x930/0x930 [ 85.409213][ T7943] ? mark_lock+0xf0/0x15f0 [ 85.413727][ T7943] ? __lock_acquire+0xbc5/0x5050 [ 85.418789][ T7943] ? lock_chain_count+0x20/0x20 [ 85.423660][ T7943] ? mark_lock+0xf0/0x15f0 [ 85.428060][ T7943] ? memset+0x20/0x40 [ 85.432026][ T7943] ? __nla_validate_parse+0xb2/0x1fd0 [ 85.437387][ T7943] ? nla_get_range_signed+0x540/0x540 [ 85.442954][ T7943] __rtnl_newlink+0xabb/0x1360 [ 85.447726][ T7943] ? check_preemption_disabled+0x36/0xd0 [ 85.453491][ T7943] ? rtnl_setlink+0x320/0x320 [ 85.458167][ T7943] ? lock_release+0x424/0x7e0 [ 85.462891][ T7943] ? is_bpf_text_address+0x5f/0xe0 [ 85.467996][ T7943] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 85.474438][ T7943] ? is_bpf_text_address+0x77/0xe0 [ 85.479678][ T7943] ? kernel_text_address+0xbd/0xf0 [ 85.484887][ T7943] ? __kernel_text_address+0x9/0x30 [ 85.490084][ T7943] ? unwind_get_return_address+0x51/0x90 [ 85.495837][ T7943] ? create_prof_cpu_mask+0x20/0x20 [ 85.501053][ T7943] ? arch_stack_walk+0x93/0xe0 [ 85.505823][ T7943] ? stack_trace_save+0x8c/0xc0 [ 85.510663][ T7943] ? stack_trace_consume_entry+0x160/0x160 [ 85.516514][ T7943] ? fs_reclaim_release+0x9c/0xf0 [ 85.521628][ T7943] ? lock_is_held_type+0xfa/0x130 [ 85.526748][ T7943] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 85.532310][ T7943] ? trace_kmalloc+0xbe/0xf0 [ 85.536976][ T7943] ? kmem_cache_alloc_trace+0x221/0x440 [ 85.542686][ T7943] rtnl_newlink+0x5a/0x90 [ 85.547287][ T7943] rtnetlink_rcv_msg+0x32f/0x860 [ 85.552329][ T7943] ? rtnetlink_put_metrics+0x420/0x420 [ 85.558247][ T7943] ? check_preemption_disabled+0x36/0xd0 [ 85.564447][ T7943] ? lock_acquire+0x222/0x850 [ 85.569507][ T7943] netlink_rcv_skb+0x118/0x370 [ 85.574614][ T7943] ? rtnetlink_put_metrics+0x420/0x420 [ 85.580090][ T7943] ? netlink_ack+0x9f0/0x9f0 [ 85.584996][ T7943] ? netlink_deliver_tap+0x15d/0x990 [ 85.590643][ T7943] netlink_unicast+0x42e/0x700 [ 85.595828][ T7943] ? netlink_attachskb+0x730/0x730 [ 85.601061][ T7943] ? __build_skb_around+0x1f3/0x2b0 [ 85.607309][ T7943] netlink_sendmsg+0x70e/0xbe0 [ 85.612683][ T7943] ? netlink_unicast+0x700/0x700 [ 85.617715][ T7943] ? iovec_from_user+0x143/0x290 [ 85.622730][ T7943] ? netlink_unicast+0x700/0x700 [ 85.627856][ T7943] sock_sendmsg+0xab/0xe0 [ 85.632484][ T7943] ____sys_sendmsg+0x5bf/0x7a0 [ 85.637319][ T7943] ? kernel_sendmsg+0x30/0x30 [ 85.642022][ T7943] ? do_recvmmsg+0x550/0x550 [ 85.646617][ T7943] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 85.652608][ T7943] ? __might_fault+0xb5/0x160 [ 85.657646][ T7943] ___sys_sendmsg+0xd3/0x150 [ 85.662410][ T7943] ? sendmsg_copy_msghdr+0x110/0x110 [ 85.667846][ T7943] ? find_held_lock+0x2d/0x110 [ 85.672885][ T7943] ? check_preemption_disabled+0x36/0xd0 [ 85.678683][ T7943] ? lock_release+0x424/0x7e0 [ 85.683473][ T7943] ? __fget_files+0x193/0x2b0 [ 85.688182][ T7943] ? lock_downgrade+0x7b0/0x7b0 [ 85.693089][ T7943] ? find_held_lock+0x2d/0x110 [ 85.697942][ T7943] ? check_preemption_disabled+0x36/0xd0 [ 85.703742][ T7943] ? lock_is_held_type+0xfa/0x130 [ 85.709583][ T7943] ? __fget_files+0x1ab/0x2b0 [ 85.714493][ T7943] ? __fget_light+0xbe/0x220 [ 85.719344][ T7943] __sys_sendmsg+0xb2/0x140 [ 85.723956][ T7943] ? __sys_sendmsg_sock+0x10/0x10 [ 85.729274][ T7943] ? check_preemption_disabled+0x36/0xd0 [ 85.735103][ T7943] ? syscall_enter_from_user_mode+0x1d/0x60 [ 85.741087][ T7943] ? lockdep_hardirqs_on+0x54/0x100 [ 85.746430][ T7943] do_syscall_64+0x3a/0xb0 [ 85.751241][ T7943] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 85.757842][ T7943] RIP: 0033:0x464d29 [ 85.761860][ T7943] 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 [ 85.784196][ T7943] RSP: 002b:00007ff0244ea188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 85.793251][ T7943] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 85.801767][ T7943] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 85.810031][ T7943] RBP: 00007ff0244ea1d0 R08: 0000000000000000 R09: 0000000000000000 [ 85.818328][ T7943] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 85.827334][ T7943] R13: 00007ffdceedf86f R14: 00007ff0244ea300 R15: 0000000000022000 [ 85.984216][ T7963] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 86.007982][ T7968] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 86.304197][ T7970] FAULT_INJECTION: forcing a failure. [ 86.304197][ T7970] name failslab, interval 1, probability 0, space 0, times 0 [ 86.317812][ T7970] CPU: 0 PID: 7970 Comm: syz-executor.5 Not tainted 5.13.0-rc1-syzkaller #0 [ 86.326620][ T7970] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 86.336846][ T7970] Call Trace: [ 86.340214][ T7970] dump_stack+0x10c/0x14b [ 86.344547][ T7970] should_fail.cold+0x5/0xa [ 86.349214][ T7970] ? mark_held_locks+0x9f/0xe0 [ 86.354086][ T7970] should_failslab+0x5/0x10 [ 86.358593][ T7970] kmem_cache_alloc_node_trace+0x66/0x570 [ 86.364783][ T7970] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 86.370793][ T7970] __kmalloc_node_track_caller+0x38/0x60 [ 86.376960][ T7970] __alloc_skb+0x8b/0x280 [ 86.381558][ T7970] __neigh_notify+0x7f/0x110 [ 86.386330][ T7970] neigh_cleanup_and_release+0x5a/0x220 [ 86.392253][ T7970] neigh_flush_dev+0x4f4/0x800 [ 86.397381][ T7970] ? lock_release+0x424/0x7e0 [ 86.402557][ T7970] __neigh_ifdown.isra.0+0x44/0x390 [ 86.408232][ T7970] ? __local_bh_enable_ip+0x11f/0x220 [ 86.413683][ T7970] ? rt6_disable_ip+0x4a5/0x6a0 [ 86.418538][ T7970] neigh_ifdown+0x7/0x10 [ 86.422805][ T7970] rt6_disable_ip+0x559/0x6a0 [ 86.427512][ T7970] ? rt6_sync_down_dev+0x120/0x120 [ 86.432811][ T7970] ? mark_lock+0xf0/0x15f0 [ 86.437223][ T7970] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 86.442612][ T7970] ? lock_chain_count+0x20/0x20 [ 86.447609][ T7970] ? add_addr+0x2c0/0x2c0 [ 86.452058][ T7970] ? check_preemption_disabled+0x36/0xd0 [ 86.457814][ T7970] ? lock_is_held_type+0xfa/0x130 [ 86.463200][ T7970] addrconf_notify+0x3e6/0x1ca0 [ 86.468315][ T7970] ? mark_held_locks+0x9f/0xe0 [ 86.473274][ T7970] ? check_preemption_disabled+0x36/0xd0 [ 86.479054][ T7970] ? tls_device_sk_destruct+0x610/0x610 [ 86.484603][ T7970] ? clusterip_netdev_event+0x369/0x540 [ 86.490148][ T7970] ? inet6_ifinfo_notify+0x100/0x100 [ 86.495444][ T7970] ? __local_bh_enable_ip+0x11f/0x220 [ 86.501167][ T7970] ? clusterip_netdev_event+0x369/0x540 [ 86.506713][ T7970] notifier_call_chain+0x94/0x170 [ 86.512147][ T7970] dev_close_many+0x28c/0x560 [ 86.517071][ T7970] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 86.523425][ T7970] __dev_change_net_namespace+0xb88/0x1120 [ 86.529398][ T7970] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 86.535234][ T7970] ? lock_chain_get_class+0x23/0xb0 [ 86.540694][ T7970] ? check_preemption_disabled+0x36/0xd0 [ 86.546872][ T7970] ? netdev_pick_tx+0x830/0x830 [ 86.552078][ T7970] ? security_capable+0x4c/0x90 [ 86.557228][ T7970] ? ns_capable+0x53/0xc0 [ 86.561607][ T7970] do_setlink+0x1d3/0x2df0 [ 86.566119][ T7970] ? unwind_get_return_address+0x51/0x90 [ 86.572016][ T7970] ? rtnl_getlink+0x930/0x930 [ 86.576721][ T7970] ? mark_lock+0xf0/0x15f0 [ 86.581410][ T7970] ? __lock_acquire+0xbc5/0x5050 [ 86.586440][ T7970] ? lock_chain_count+0x20/0x20 [ 86.591453][ T7970] ? mark_lock+0xf0/0x15f0 [ 86.595944][ T7970] ? memset+0x20/0x40 [ 86.600087][ T7970] ? __nla_validate_parse+0xb2/0x1fd0 [ 86.605892][ T7970] ? nla_get_range_signed+0x540/0x540 [ 86.611735][ T7970] __rtnl_newlink+0xabb/0x1360 [ 86.616756][ T7970] ? check_preemption_disabled+0x36/0xd0 [ 86.622633][ T7970] ? rtnl_setlink+0x320/0x320 [ 86.627716][ T7970] ? lock_release+0x424/0x7e0 [ 86.632384][ T7970] ? is_bpf_text_address+0x5f/0xe0 [ 86.637479][ T7970] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 86.643528][ T7970] ? is_bpf_text_address+0x77/0xe0 [ 86.648742][ T7970] ? kernel_text_address+0xbd/0xf0 [ 86.653864][ T7970] ? __kernel_text_address+0x9/0x30 [ 86.659285][ T7970] ? unwind_get_return_address+0x51/0x90 [ 86.665135][ T7970] ? create_prof_cpu_mask+0x20/0x20 [ 86.670689][ T7970] ? arch_stack_walk+0x93/0xe0 [ 86.675889][ T7970] ? stack_trace_save+0x8c/0xc0 [ 86.681543][ T7970] ? stack_trace_consume_entry+0x160/0x160 [ 86.687389][ T7970] ? fs_reclaim_release+0x9c/0xf0 [ 86.692416][ T7970] ? lock_is_held_type+0xfa/0x130 [ 86.697441][ T7970] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 86.702980][ T7970] ? trace_kmalloc+0xbe/0xf0 [ 86.707564][ T7970] ? kmem_cache_alloc_trace+0x221/0x440 [ 86.713365][ T7970] rtnl_newlink+0x5a/0x90 [ 86.717684][ T7970] rtnetlink_rcv_msg+0x32f/0x860 [ 86.722618][ T7970] ? __dev_queue_xmit+0x14aa/0x26b0 [ 86.727797][ T7970] ? rtnetlink_put_metrics+0x420/0x420 [ 86.733262][ T7970] ? check_preemption_disabled+0x36/0xd0 [ 86.738895][ T7970] ? netdev_core_pick_tx+0x290/0x290 [ 86.744170][ T7970] ? lock_acquire+0x1f0/0x850 [ 86.748836][ T7970] netlink_rcv_skb+0x118/0x370 [ 86.753846][ T7970] ? rtnetlink_put_metrics+0x420/0x420 [ 86.759289][ T7970] ? netlink_ack+0x9f0/0x9f0 [ 86.763888][ T7970] ? netlink_deliver_tap+0x15d/0x990 [ 86.769182][ T7970] netlink_unicast+0x42e/0x700 [ 86.774024][ T7970] ? netlink_attachskb+0x730/0x730 [ 86.779208][ T7970] ? __build_skb_around+0x1f3/0x2b0 [ 86.784404][ T7970] netlink_sendmsg+0x70e/0xbe0 [ 86.789160][ T7970] ? netlink_unicast+0x700/0x700 [ 86.794084][ T7970] ? iovec_from_user+0x143/0x290 [ 86.799016][ T7970] ? netlink_unicast+0x700/0x700 [ 86.803951][ T7970] sock_sendmsg+0xab/0xe0 [ 86.808367][ T7970] ____sys_sendmsg+0x5bf/0x7a0 [ 86.813119][ T7970] ? kernel_sendmsg+0x30/0x30 [ 86.817778][ T7970] ? do_recvmmsg+0x550/0x550 [ 86.822358][ T7970] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 86.828703][ T7970] ? __might_fault+0xb5/0x160 [ 86.833401][ T7970] ___sys_sendmsg+0xd3/0x150 [ 86.838082][ T7970] ? sendmsg_copy_msghdr+0x110/0x110 [ 86.843350][ T7970] ? find_held_lock+0x2d/0x110 [ 86.848109][ T7970] ? check_preemption_disabled+0x36/0xd0 [ 86.853812][ T7970] ? lock_release+0x424/0x7e0 [ 86.858605][ T7970] ? __fget_files+0x193/0x2b0 [ 86.863275][ T7970] ? lock_downgrade+0x7b0/0x7b0 [ 86.868125][ T7970] ? find_held_lock+0x2d/0x110 [ 86.872999][ T7970] ? check_preemption_disabled+0x36/0xd0 [ 86.878885][ T7970] ? lock_is_held_type+0xfa/0x130 [ 86.883916][ T7970] ? __fget_files+0x1ab/0x2b0 [ 86.888596][ T7970] ? __fget_light+0xbe/0x220 [ 86.893179][ T7970] __sys_sendmsg+0xb2/0x140 [ 86.897750][ T7970] ? __sys_sendmsg_sock+0x10/0x10 [ 86.902759][ T7970] ? check_preemption_disabled+0x36/0xd0 [ 86.908755][ T7970] ? syscall_enter_from_user_mode+0x1d/0x60 [ 86.914731][ T7970] ? lockdep_hardirqs_on+0x54/0x100 [ 86.919921][ T7970] do_syscall_64+0x3a/0xb0 [ 86.924429][ T7970] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 86.931919][ T7970] RIP: 0033:0x464d29 [ 86.935899][ T7970] 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 [ 86.955789][ T7970] RSP: 002b:00007fc972cce188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 86.964193][ T7970] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 86.972162][ T7970] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 86.980126][ T7970] RBP: 00007fc972cce1d0 R08: 0000000000000000 R09: 0000000000000000 [ 86.988170][ T7970] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 86.996132][ T7970] R13: 00007fffc4416abf R14: 00007fc972cce300 R15: 0000000000022000 [ 87.125330][ T7970] team0: Port device team_slave_1 removed [ 87.309550][ T7972] FAULT_INJECTION: forcing a failure. [ 87.309550][ T7972] name failslab, interval 1, probability 0, space 0, times 0 [ 87.322326][ T7972] CPU: 1 PID: 7972 Comm: syz-executor.3 Not tainted 5.13.0-rc1-syzkaller #0 [ 87.331088][ T7972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 87.341408][ T7972] Call Trace: [ 87.344812][ T7972] dump_stack+0x10c/0x14b [ 87.349133][ T7972] should_fail.cold+0x5/0xa [ 87.353625][ T7972] should_failslab+0x5/0x10 [ 87.358123][ T7972] kmem_cache_alloc_node+0x60/0x540 [ 87.363316][ T7972] __alloc_skb+0x153/0x280 [ 87.367713][ T7972] __neigh_notify+0x7f/0x110 [ 87.372295][ T7972] neigh_cleanup_and_release+0x5a/0x220 [ 87.377950][ T7972] neigh_flush_dev+0x4f4/0x800 [ 87.382693][ T7972] ? lock_release+0x424/0x7e0 [ 87.387490][ T7972] __neigh_ifdown.isra.0+0x44/0x390 [ 87.392795][ T7972] ? __local_bh_enable_ip+0x11f/0x220 [ 87.398155][ T7972] ? rt6_disable_ip+0x4a5/0x6a0 [ 87.403002][ T7972] neigh_ifdown+0x7/0x10 [ 87.407233][ T7972] rt6_disable_ip+0x559/0x6a0 [ 87.412005][ T7972] ? rt6_sync_down_dev+0x120/0x120 [ 87.417271][ T7972] ? mark_lock+0xf0/0x15f0 [ 87.421696][ T7972] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 87.427051][ T7972] ? lock_chain_count+0x20/0x20 [ 87.432221][ T7972] ? add_addr+0x2c0/0x2c0 [ 87.436530][ T7972] ? check_preemption_disabled+0x36/0xd0 [ 87.442229][ T7972] ? lock_is_held_type+0xfa/0x130 [ 87.447236][ T7972] addrconf_notify+0x3e6/0x1ca0 [ 87.452067][ T7972] ? mark_held_locks+0x9f/0xe0 [ 87.456813][ T7972] ? check_preemption_disabled+0x36/0xd0 [ 87.462433][ T7972] ? tls_device_sk_destruct+0x610/0x610 [ 87.467953][ T7972] ? clusterip_netdev_event+0x369/0x540 [ 87.473501][ T7972] ? inet6_ifinfo_notify+0x100/0x100 [ 87.478765][ T7972] ? __local_bh_enable_ip+0x11f/0x220 [ 87.484210][ T7972] ? clusterip_netdev_event+0x369/0x540 [ 87.489854][ T7972] notifier_call_chain+0x94/0x170 [ 87.494861][ T7972] dev_close_many+0x28c/0x560 [ 87.499691][ T7972] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 87.505824][ T7972] __dev_change_net_namespace+0xb88/0x1120 [ 87.511606][ T7972] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 87.517227][ T7972] ? lock_chain_get_class+0x23/0xb0 [ 87.522665][ T7972] ? check_preemption_disabled+0x36/0xd0 [ 87.528281][ T7972] ? netdev_pick_tx+0x830/0x830 [ 87.533107][ T7972] ? security_capable+0x4c/0x90 [ 87.537938][ T7972] ? ns_capable+0x53/0xc0 [ 87.542256][ T7972] do_setlink+0x1d3/0x2df0 [ 87.546666][ T7972] ? unwind_get_return_address+0x51/0x90 [ 87.552291][ T7972] ? rtnl_getlink+0x930/0x930 [ 87.556979][ T7972] ? mark_lock+0xf0/0x15f0 [ 87.561634][ T7972] ? __lock_acquire+0xbc5/0x5050 [ 87.566636][ T7972] ? lock_chain_count+0x20/0x20 [ 87.571658][ T7972] ? mark_lock+0xf0/0x15f0 [ 87.576053][ T7972] ? memset+0x20/0x40 [ 87.580012][ T7972] ? __nla_validate_parse+0xb2/0x1fd0 [ 87.585366][ T7972] ? nla_get_range_signed+0x540/0x540 [ 87.590719][ T7972] __rtnl_newlink+0xabb/0x1360 [ 87.595482][ T7972] ? check_preemption_disabled+0x36/0xd0 [ 87.601093][ T7972] ? rtnl_setlink+0x320/0x320 [ 87.605750][ T7972] ? lock_release+0x424/0x7e0 [ 87.610402][ T7972] ? is_bpf_text_address+0x5f/0xe0 [ 87.615493][ T7972] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 87.621637][ T7972] ? is_bpf_text_address+0x77/0xe0 [ 87.626728][ T7972] ? kernel_text_address+0xbd/0xf0 [ 87.631835][ T7972] ? __kernel_text_address+0x9/0x30 [ 87.637106][ T7972] ? unwind_get_return_address+0x51/0x90 [ 87.642713][ T7972] ? create_prof_cpu_mask+0x20/0x20 [ 87.648348][ T7972] ? arch_stack_walk+0x93/0xe0 [ 87.653315][ T7972] ? stack_trace_save+0x8c/0xc0 [ 87.658144][ T7972] ? stack_trace_consume_entry+0x160/0x160 [ 87.664210][ T7972] ? fs_reclaim_release+0x9c/0xf0 [ 87.669218][ T7972] ? lock_is_held_type+0xfa/0x130 [ 87.674223][ T7972] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 87.679834][ T7972] ? trace_kmalloc+0xbe/0xf0 [ 87.684665][ T7972] ? kmem_cache_alloc_trace+0x221/0x440 [ 87.690309][ T7972] rtnl_newlink+0x5a/0x90 [ 87.694632][ T7972] rtnetlink_rcv_msg+0x32f/0x860 [ 87.699564][ T7972] ? __dev_queue_xmit+0x14aa/0x26b0 [ 87.704738][ T7972] ? rtnetlink_put_metrics+0x420/0x420 [ 87.710210][ T7972] ? check_preemption_disabled+0x36/0xd0 [ 87.715840][ T7972] ? netdev_core_pick_tx+0x290/0x290 [ 87.721110][ T7972] ? lock_acquire+0x1f0/0x850 [ 87.725780][ T7972] netlink_rcv_skb+0x118/0x370 [ 87.730535][ T7972] ? rtnetlink_put_metrics+0x420/0x420 [ 87.736156][ T7972] ? netlink_ack+0x9f0/0x9f0 [ 87.740716][ T7972] ? netlink_deliver_tap+0x15d/0x990 [ 87.746099][ T7972] netlink_unicast+0x42e/0x700 [ 87.750932][ T7972] ? netlink_attachskb+0x730/0x730 [ 87.756339][ T7972] ? __build_skb_around+0x1f3/0x2b0 [ 87.761531][ T7972] netlink_sendmsg+0x70e/0xbe0 [ 87.766450][ T7972] ? netlink_unicast+0x700/0x700 [ 87.771360][ T7972] ? iovec_from_user+0x143/0x290 [ 87.776482][ T7972] ? netlink_unicast+0x700/0x700 [ 87.781572][ T7972] sock_sendmsg+0xab/0xe0 [ 87.786058][ T7972] ____sys_sendmsg+0x5bf/0x7a0 [ 87.791053][ T7972] ? kernel_sendmsg+0x30/0x30 [ 87.795708][ T7972] ? do_recvmmsg+0x550/0x550 [ 87.800282][ T7972] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 87.806331][ T7972] ? __might_fault+0xb5/0x160 [ 87.811609][ T7972] ___sys_sendmsg+0xd3/0x150 [ 87.816288][ T7972] ? sendmsg_copy_msghdr+0x110/0x110 [ 87.821728][ T7972] ? find_held_lock+0x2d/0x110 [ 87.826755][ T7972] ? check_preemption_disabled+0x36/0xd0 [ 87.832568][ T7972] ? lock_release+0x424/0x7e0 [ 87.837317][ T7972] ? __fget_files+0x193/0x2b0 [ 87.842087][ T7972] ? lock_downgrade+0x7b0/0x7b0 [ 87.847202][ T7972] ? find_held_lock+0x2d/0x110 [ 87.852167][ T7972] ? check_preemption_disabled+0x36/0xd0 [ 87.857790][ T7972] ? lock_is_held_type+0xfa/0x130 [ 87.862806][ T7972] ? __fget_files+0x1ab/0x2b0 [ 87.867667][ T7972] ? __fget_light+0xbe/0x220 [ 87.872297][ T7972] __sys_sendmsg+0xb2/0x140 [ 87.876804][ T7972] ? __sys_sendmsg_sock+0x10/0x10 [ 87.882132][ T7972] ? check_preemption_disabled+0x36/0xd0 [ 87.887774][ T7972] ? syscall_enter_from_user_mode+0x1d/0x60 [ 87.894308][ T7972] ? lockdep_hardirqs_on+0x54/0x100 [ 87.899490][ T7972] do_syscall_64+0x3a/0xb0 [ 87.903903][ T7972] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 87.910125][ T7972] RIP: 0033:0x464d29 [ 87.914132][ T7972] 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 [ 87.933838][ T7972] RSP: 002b:00007ffa497d8188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 87.942407][ T7972] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 87.950609][ T7972] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 87.958929][ T7972] RBP: 00007ffa497d81d0 R08: 0000000000000000 R09: 0000000000000000 [ 87.967168][ T7972] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 87.975132][ T7972] R13: 00007ffe745ac08f R14: 00007ffa497d8300 R15: 0000000000022000 [ 88.237755][ T7989] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 88.253417][ T7990] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 88.300847][ T8011] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 88.731216][ T8012] FAULT_INJECTION: forcing a failure. [ 88.731216][ T8012] name failslab, interval 1, probability 0, space 0, times 0 [ 88.745076][ T8012] CPU: 1 PID: 8012 Comm: syz-executor.1 Not tainted 5.13.0-rc1-syzkaller #0 [ 88.753899][ T8012] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 88.764417][ T8012] Call Trace: [ 88.767709][ T8012] dump_stack+0x10c/0x14b [ 88.772054][ T8012] should_fail.cold+0x5/0xa [ 88.776654][ T8012] ? check_preemption_disabled+0x36/0xd0 [ 88.782554][ T8012] should_failslab+0x5/0x10 [ 88.787045][ T8012] kmem_cache_alloc_trace+0x57/0x440 [ 88.792425][ T8012] ? lockdep_hardirqs_on+0x54/0x100 [ 88.797902][ T8012] masq_inet6_event+0x231/0x540 [ 88.803616][ T8012] ? inet6_cmp+0x220/0x220 [ 88.808371][ T8012] notifier_call_chain+0x94/0x170 [ 88.813832][ T8012] atomic_notifier_call_chain+0x5d/0xf0 [ 88.819379][ T8012] addrconf_ifdown.isra.0+0x7bb/0x10e0 [ 88.824852][ T8012] ? add_addr+0x2c0/0x2c0 [ 88.829191][ T8012] ? check_preemption_disabled+0x36/0xd0 [ 88.834810][ T8012] ? lock_is_held_type+0xfa/0x130 [ 88.839817][ T8012] addrconf_notify+0x3e6/0x1ca0 [ 88.844651][ T8012] ? mark_held_locks+0x9f/0xe0 [ 88.849489][ T8012] ? check_preemption_disabled+0x36/0xd0 [ 88.855518][ T8012] ? tls_device_sk_destruct+0x610/0x610 [ 88.861044][ T8012] ? clusterip_netdev_event+0x369/0x540 [ 88.867022][ T8012] ? inet6_ifinfo_notify+0x100/0x100 [ 88.872396][ T8012] ? __local_bh_enable_ip+0x11f/0x220 [ 88.877853][ T8012] ? clusterip_netdev_event+0x369/0x540 [ 88.883401][ T8012] notifier_call_chain+0x94/0x170 [ 88.888424][ T8012] dev_close_many+0x28c/0x560 [ 88.893087][ T8012] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 88.899222][ T8012] __dev_change_net_namespace+0xb88/0x1120 [ 88.905107][ T8012] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 88.910872][ T8012] ? lock_chain_get_class+0x23/0xb0 [ 88.916207][ T8012] ? check_preemption_disabled+0x36/0xd0 [ 88.922010][ T8012] ? netdev_pick_tx+0x830/0x830 [ 88.927206][ T8012] ? security_capable+0x4c/0x90 [ 88.932274][ T8012] ? ns_capable+0x53/0xc0 [ 88.936624][ T8012] do_setlink+0x1d3/0x2df0 [ 88.941056][ T8012] ? unwind_get_return_address+0x51/0x90 [ 88.946953][ T8012] ? rtnl_getlink+0x930/0x930 [ 88.951745][ T8012] ? mark_lock+0xf0/0x15f0 [ 88.956161][ T8012] ? __lock_acquire+0xbc5/0x5050 [ 88.961604][ T8012] ? lock_chain_count+0x20/0x20 [ 88.966662][ T8012] ? mark_lock+0xf0/0x15f0 [ 88.971172][ T8012] ? mark_lock+0xf0/0x15f0 [ 88.975614][ T8012] ? memset+0x20/0x40 [ 88.979589][ T8012] ? __nla_validate_parse+0xb2/0x1fd0 [ 88.985083][ T8012] ? nla_get_range_signed+0x540/0x540 [ 88.990464][ T8012] __rtnl_newlink+0xabb/0x1360 [ 88.995245][ T8012] ? check_preemption_disabled+0x36/0xd0 [ 89.000866][ T8012] ? rtnl_setlink+0x320/0x320 [ 89.005537][ T8012] ? lock_release+0x424/0x7e0 [ 89.010347][ T8012] ? is_bpf_text_address+0x5f/0xe0 [ 89.015494][ T8012] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 89.021642][ T8012] ? is_bpf_text_address+0x77/0xe0 [ 89.026771][ T8012] ? kernel_text_address+0xbd/0xf0 [ 89.031893][ T8012] ? __kernel_text_address+0x9/0x30 [ 89.037529][ T8012] ? unwind_get_return_address+0x51/0x90 [ 89.043149][ T8012] ? create_prof_cpu_mask+0x20/0x20 [ 89.048369][ T8012] ? arch_stack_walk+0x93/0xe0 [ 89.053413][ T8012] ? stack_trace_save+0x8c/0xc0 [ 89.058448][ T8012] ? stack_trace_consume_entry+0x160/0x160 [ 89.064323][ T8012] ? fs_reclaim_release+0x9c/0xf0 [ 89.071528][ T8012] ? lock_is_held_type+0xfa/0x130 [ 89.076691][ T8012] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 89.082351][ T8012] ? trace_kmalloc+0xbe/0xf0 [ 89.086952][ T8012] ? kmem_cache_alloc_trace+0x221/0x440 [ 89.092690][ T8012] rtnl_newlink+0x5a/0x90 [ 89.097132][ T8012] rtnetlink_rcv_msg+0x32f/0x860 [ 89.102164][ T8012] ? __dev_queue_xmit+0x14aa/0x26b0 [ 89.107538][ T8012] ? rtnetlink_put_metrics+0x420/0x420 [ 89.112999][ T8012] ? check_preemption_disabled+0x36/0xd0 [ 89.118626][ T8012] ? netdev_core_pick_tx+0x290/0x290 [ 89.123898][ T8012] ? lock_acquire+0x1f0/0x850 [ 89.128652][ T8012] netlink_rcv_skb+0x118/0x370 [ 89.133493][ T8012] ? rtnetlink_put_metrics+0x420/0x420 [ 89.139063][ T8012] ? netlink_ack+0x9f0/0x9f0 [ 89.143664][ T8012] ? netlink_deliver_tap+0x15d/0x990 [ 89.149126][ T8012] netlink_unicast+0x42e/0x700 [ 89.153894][ T8012] ? netlink_attachskb+0x730/0x730 [ 89.159009][ T8012] ? __build_skb_around+0x1f3/0x2b0 [ 89.164207][ T8012] netlink_sendmsg+0x70e/0xbe0 [ 89.169050][ T8012] ? netlink_unicast+0x700/0x700 [ 89.174053][ T8012] ? iovec_from_user+0x143/0x290 [ 89.179253][ T8012] ? netlink_unicast+0x700/0x700 [ 89.184185][ T8012] sock_sendmsg+0xab/0xe0 [ 89.188508][ T8012] ____sys_sendmsg+0x5bf/0x7a0 [ 89.193252][ T8012] ? kernel_sendmsg+0x30/0x30 [ 89.197908][ T8012] ? do_recvmmsg+0x550/0x550 [ 89.202489][ T8012] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 89.208449][ T8012] ? __might_fault+0xb5/0x160 [ 89.213106][ T8012] ___sys_sendmsg+0xd3/0x150 [ 89.217685][ T8012] ? sendmsg_copy_msghdr+0x110/0x110 [ 89.222959][ T8012] ? find_held_lock+0x2d/0x110 [ 89.227714][ T8012] ? check_preemption_disabled+0x36/0xd0 [ 89.233329][ T8012] ? lock_release+0x424/0x7e0 [ 89.238106][ T8012] ? __fget_files+0x193/0x2b0 [ 89.242791][ T8012] ? lock_downgrade+0x7b0/0x7b0 [ 89.247619][ T8012] ? find_held_lock+0x2d/0x110 [ 89.252364][ T8012] ? check_preemption_disabled+0x36/0xd0 [ 89.258133][ T8012] ? lock_is_held_type+0xfa/0x130 [ 89.263242][ T8012] ? __fget_files+0x1ab/0x2b0 [ 89.268005][ T8012] ? __fget_light+0xbe/0x220 [ 89.272587][ T8012] __sys_sendmsg+0xb2/0x140 [ 89.277300][ T8012] ? __sys_sendmsg_sock+0x10/0x10 [ 89.282315][ T8012] ? check_preemption_disabled+0x36/0xd0 [ 89.288252][ T8012] ? syscall_enter_from_user_mode+0x1d/0x60 [ 89.294252][ T8012] ? lockdep_hardirqs_on+0x54/0x100 [ 89.299553][ T8012] do_syscall_64+0x3a/0xb0 [ 89.303956][ T8012] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 89.309832][ T8012] RIP: 0033:0x464d29 [ 89.313736][ T8012] 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 [ 89.333751][ T8012] RSP: 002b:00007faa55e04188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 89.342480][ T8012] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 89.350550][ T8012] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 89.358957][ T8012] RBP: 00007faa55e041d0 R08: 0000000000000000 R09: 0000000000000000 [ 89.366928][ T8012] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 89.374892][ T8012] R13: 00007fffa69f0bff R14: 00007faa55e04300 R15: 0000000000022000 [ 89.395602][ T8012] device hsr_slave_0 left promiscuous mode 2021/05/13 11:03:31 executed programs: 65 [ 89.515516][ T8022] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 89.756417][ T8028] bridge0: port 1(bridge_slave_0) entered disabled state [ 89.763530][ T8028] FAULT_INJECTION: forcing a failure. [ 89.763530][ T8028] name failslab, interval 1, probability 0, space 0, times 0 [ 89.776280][ T8028] CPU: 0 PID: 8028 Comm: syz-executor.4 Not tainted 5.13.0-rc1-syzkaller #0 [ 89.784951][ T8028] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 89.795006][ T8028] Call Trace: [ 89.798287][ T8028] dump_stack+0x10c/0x14b [ 89.802717][ T8028] should_fail.cold+0x5/0xa [ 89.807298][ T8028] ? switchdev_port_attr_notify.constprop.0+0xe0/0xe0 [ 89.814174][ T8028] should_failslab+0x5/0x10 [ 89.818679][ T8028] kmem_cache_alloc_node+0x60/0x540 [ 89.823885][ T8028] __alloc_skb+0x153/0x280 [ 89.828305][ T8028] br_info_notify+0x9f/0x180 [ 89.832897][ T8028] br_stp_disable_port+0xcb/0x1a0 [ 89.837920][ T8028] br_device_event+0x609/0x710 [ 89.842677][ T8028] ? br_net_exit+0x170/0x170 [ 89.847258][ T8028] ? packet_notifier+0x38c/0x6d0 [ 89.852195][ T8028] notifier_call_chain+0x94/0x170 [ 89.857222][ T8028] dev_close_many+0x28c/0x560 [ 89.861900][ T8028] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 89.868401][ T8028] __dev_change_net_namespace+0xb88/0x1120 [ 89.874639][ T8028] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 89.880269][ T8028] ? lock_chain_get_class+0x23/0xb0 [ 89.885465][ T8028] ? check_preemption_disabled+0x36/0xd0 [ 89.891157][ T8028] ? netdev_pick_tx+0x830/0x830 [ 89.896008][ T8028] ? security_capable+0x4c/0x90 [ 89.900866][ T8028] ? ns_capable+0x53/0xc0 [ 89.905196][ T8028] do_setlink+0x1d3/0x2df0 [ 89.909832][ T8028] ? rtnl_getlink+0x930/0x930 [ 89.914513][ T8028] ? check_preemption_disabled+0x36/0xd0 [ 89.920494][ T8028] ? asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 89.926730][ T8028] ? lockdep_hardirqs_on+0x54/0x100 [ 89.931933][ T8028] ? asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 89.938332][ T8028] ? __nla_validate_parse+0x2ff/0x1fd0 [ 89.943885][ T8028] ? nla_get_range_signed+0x540/0x540 [ 89.949259][ T8028] __rtnl_newlink+0xabb/0x1360 [ 89.954031][ T8028] ? check_preemption_disabled+0x36/0xd0 [ 89.959659][ T8028] ? rtnl_setlink+0x320/0x320 [ 89.965197][ T8028] ? lock_release+0x424/0x7e0 [ 89.969867][ T8028] ? is_bpf_text_address+0x5f/0xe0 [ 89.974972][ T8028] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 89.981038][ T8028] ? is_bpf_text_address+0x77/0xe0 [ 89.986166][ T8028] ? kernel_text_address+0xbd/0xf0 [ 89.991263][ T8028] ? __kernel_text_address+0x9/0x30 [ 89.996463][ T8028] ? unwind_get_return_address+0x51/0x90 [ 90.002078][ T8028] ? create_prof_cpu_mask+0x20/0x20 [ 90.007258][ T8028] ? arch_stack_walk+0x93/0xe0 [ 90.012106][ T8028] ? stack_trace_save+0x8c/0xc0 [ 90.016950][ T8028] ? stack_trace_consume_entry+0x160/0x160 [ 90.022833][ T8028] ? fs_reclaim_release+0x9c/0xf0 [ 90.027852][ T8028] ? lock_is_held_type+0xfa/0x130 [ 90.032886][ T8028] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 90.038517][ T8028] ? trace_kmalloc+0xbe/0xf0 [ 90.043103][ T8028] ? kmem_cache_alloc_trace+0x221/0x440 [ 90.048643][ T8028] rtnl_newlink+0x5a/0x90 [ 90.053080][ T8028] rtnetlink_rcv_msg+0x32f/0x860 [ 90.058012][ T8028] ? rtnetlink_put_metrics+0x420/0x420 [ 90.063543][ T8028] ? check_preemption_disabled+0x36/0xd0 [ 90.069542][ T8028] ? lock_acquire+0x222/0x850 [ 90.074393][ T8028] netlink_rcv_skb+0x118/0x370 [ 90.079138][ T8028] ? rtnetlink_put_metrics+0x420/0x420 [ 90.084664][ T8028] ? netlink_ack+0x9f0/0x9f0 [ 90.089236][ T8028] ? netlink_deliver_tap+0x15d/0x990 [ 90.094531][ T8028] netlink_unicast+0x42e/0x700 [ 90.099291][ T8028] ? netlink_attachskb+0x730/0x730 [ 90.104453][ T8028] ? __build_skb_around+0x1f3/0x2b0 [ 90.109676][ T8028] netlink_sendmsg+0x70e/0xbe0 [ 90.114555][ T8028] ? netlink_unicast+0x700/0x700 [ 90.119502][ T8028] ? iovec_from_user+0x143/0x290 [ 90.124606][ T8028] ? netlink_unicast+0x700/0x700 [ 90.129553][ T8028] sock_sendmsg+0xab/0xe0 [ 90.134192][ T8028] ____sys_sendmsg+0x5bf/0x7a0 [ 90.139078][ T8028] ? kernel_sendmsg+0x30/0x30 [ 90.143747][ T8028] ? do_recvmmsg+0x550/0x550 [ 90.148494][ T8028] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 90.154491][ T8028] ? __might_fault+0xb5/0x160 [ 90.159192][ T8028] ___sys_sendmsg+0xd3/0x150 [ 90.163780][ T8028] ? sendmsg_copy_msghdr+0x110/0x110 [ 90.169059][ T8028] ? find_held_lock+0x2d/0x110 [ 90.173821][ T8028] ? check_preemption_disabled+0x36/0xd0 [ 90.179662][ T8028] ? lock_release+0x424/0x7e0 [ 90.184370][ T8028] ? __fget_files+0x193/0x2b0 [ 90.189062][ T8028] ? lock_downgrade+0x7b0/0x7b0 [ 90.193938][ T8028] ? find_held_lock+0x2d/0x110 [ 90.198705][ T8028] ? check_preemption_disabled+0x36/0xd0 [ 90.204351][ T8028] ? lock_is_held_type+0xfa/0x130 [ 90.209379][ T8028] ? __fget_files+0x1ab/0x2b0 [ 90.214071][ T8028] ? __fget_light+0xbe/0x220 [ 90.218674][ T8028] __sys_sendmsg+0xb2/0x140 [ 90.223305][ T8028] ? __sys_sendmsg_sock+0x10/0x10 [ 90.228346][ T8028] ? check_preemption_disabled+0x36/0xd0 [ 90.234078][ T8028] ? syscall_enter_from_user_mode+0x1d/0x60 [ 90.239963][ T8028] ? lockdep_hardirqs_on+0x54/0x100 [ 90.245297][ T8028] do_syscall_64+0x3a/0xb0 [ 90.249708][ T8028] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 90.255599][ T8028] RIP: 0033:0x464d29 [ 90.259843][ T8028] 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 [ 90.279729][ T8028] RSP: 002b:00007ff0244ea188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 90.288130][ T8028] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 90.296120][ T8028] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 90.304226][ T8028] RBP: 00007ff0244ea1d0 R08: 0000000000000000 R09: 0000000000000000 [ 90.312193][ T8028] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 90.320276][ T8028] R13: 00007ffdceedf86f R14: 00007ff0244ea300 R15: 0000000000022000 [ 90.351352][ T8028] device bridge_slave_0 left promiscuous mode [ 90.363934][ T8028] bridge0: port 1(bridge_slave_0) entered disabled state [ 90.505945][ T8045] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 90.532484][ T8046] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 90.844863][ T8046] FAULT_INJECTION: forcing a failure. [ 90.844863][ T8046] name failslab, interval 1, probability 0, space 0, times 0 [ 90.858186][ T8046] CPU: 1 PID: 8046 Comm: syz-executor.5 Not tainted 5.13.0-rc1-syzkaller #0 [ 90.867650][ T8046] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 90.878101][ T8046] Call Trace: [ 90.881576][ T8046] dump_stack+0x10c/0x14b [ 90.886221][ T8046] should_fail.cold+0x5/0xa [ 90.891374][ T8046] should_failslab+0x5/0x10 [ 90.896110][ T8046] kmem_cache_alloc_node+0x60/0x540 [ 90.901409][ T8046] __alloc_skb+0x153/0x280 [ 90.905917][ T8046] __neigh_notify+0x7f/0x110 [ 90.910503][ T8046] neigh_cleanup_and_release+0x5a/0x220 [ 90.916058][ T8046] neigh_flush_dev+0x4f4/0x800 [ 90.920823][ T8046] ? lock_release+0x424/0x7e0 [ 90.925840][ T8046] __neigh_ifdown.isra.0+0x44/0x390 [ 90.931025][ T8046] ? __local_bh_enable_ip+0x11f/0x220 [ 90.936432][ T8046] ? rt6_disable_ip+0x4a5/0x6a0 [ 90.941288][ T8046] neigh_ifdown+0x7/0x10 [ 90.945870][ T8046] rt6_disable_ip+0x559/0x6a0 [ 90.951046][ T8046] ? rt6_sync_down_dev+0x120/0x120 [ 90.956175][ T8046] ? mark_lock+0xf0/0x15f0 [ 90.960725][ T8046] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 90.966179][ T8046] ? lock_chain_count+0x20/0x20 [ 90.971127][ T8046] ? add_addr+0x2c0/0x2c0 [ 90.975535][ T8046] ? check_preemption_disabled+0x36/0xd0 [ 90.981431][ T8046] ? lock_is_held_type+0xfa/0x130 [ 90.986473][ T8046] addrconf_notify+0x3e6/0x1ca0 [ 90.991704][ T8046] ? mark_held_locks+0x9f/0xe0 [ 90.996659][ T8046] ? check_preemption_disabled+0x36/0xd0 [ 91.002489][ T8046] ? tls_device_sk_destruct+0x610/0x610 [ 91.008292][ T8046] ? clusterip_netdev_event+0x369/0x540 [ 91.014319][ T8046] ? inet6_ifinfo_notify+0x100/0x100 [ 91.020227][ T8046] ? __local_bh_enable_ip+0x11f/0x220 [ 91.026084][ T8046] ? clusterip_netdev_event+0x369/0x540 [ 91.032179][ T8046] notifier_call_chain+0x94/0x170 [ 91.037212][ T8046] dev_close_many+0x28c/0x560 [ 91.042278][ T8046] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 91.048960][ T8046] __dev_change_net_namespace+0xb88/0x1120 [ 91.055743][ T8046] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 91.061694][ T8046] ? lock_chain_get_class+0x23/0xb0 [ 91.067211][ T8046] ? check_preemption_disabled+0x36/0xd0 [ 91.073014][ T8046] ? netdev_pick_tx+0x830/0x830 [ 91.077903][ T8046] ? security_capable+0x4c/0x90 [ 91.082880][ T8046] ? ns_capable+0x53/0xc0 [ 91.087378][ T8046] do_setlink+0x1d3/0x2df0 [ 91.091790][ T8046] ? unwind_get_return_address+0x51/0x90 [ 91.097613][ T8046] ? rtnl_getlink+0x930/0x930 [ 91.102286][ T8046] ? lock_chain_count+0x20/0x20 [ 91.108852][ T8046] ? mark_lock+0xf0/0x15f0 [ 91.113484][ T8046] ? __lock_acquire+0xbc5/0x5050 [ 91.118529][ T8046] ? lock_chain_count+0x20/0x20 [ 91.123455][ T8046] ? mark_lock+0xf0/0x15f0 [ 91.128025][ T8046] ? memset+0x20/0x40 [ 91.132148][ T8046] ? __nla_validate_parse+0xb2/0x1fd0 [ 91.137823][ T8046] ? nla_get_range_signed+0x540/0x540 [ 91.144085][ T8046] __rtnl_newlink+0xabb/0x1360 [ 91.149101][ T8046] ? check_preemption_disabled+0x36/0xd0 [ 91.155102][ T8046] ? rtnl_setlink+0x320/0x320 [ 91.159914][ T8046] ? lock_release+0x424/0x7e0 [ 91.164589][ T8046] ? is_bpf_text_address+0x5f/0xe0 [ 91.169821][ T8046] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 91.176026][ T8046] ? is_bpf_text_address+0x77/0xe0 [ 91.181347][ T8046] ? kernel_text_address+0xbd/0xf0 [ 91.186578][ T8046] ? __kernel_text_address+0x9/0x30 [ 91.192024][ T8046] ? unwind_get_return_address+0x51/0x90 [ 91.197651][ T8046] ? create_prof_cpu_mask+0x20/0x20 [ 91.202941][ T8046] ? arch_stack_walk+0x93/0xe0 [ 91.207720][ T8046] ? stack_trace_save+0x8c/0xc0 [ 91.212717][ T8046] ? stack_trace_consume_entry+0x160/0x160 [ 91.218553][ T8046] ? fs_reclaim_release+0x9c/0xf0 [ 91.223722][ T8046] ? lock_is_held_type+0xfa/0x130 [ 91.229084][ T8046] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 91.234614][ T8046] ? trace_kmalloc+0xbe/0xf0 [ 91.239187][ T8046] ? kmem_cache_alloc_trace+0x221/0x440 [ 91.244800][ T8046] rtnl_newlink+0x5a/0x90 [ 91.249116][ T8046] rtnetlink_rcv_msg+0x32f/0x860 [ 91.254243][ T8046] ? __dev_queue_xmit+0x14aa/0x26b0 [ 91.259710][ T8046] ? rtnetlink_put_metrics+0x420/0x420 [ 91.265165][ T8046] ? check_preemption_disabled+0x36/0xd0 [ 91.271145][ T8046] ? netdev_core_pick_tx+0x290/0x290 [ 91.276655][ T8046] ? lock_acquire+0x1f0/0x850 [ 91.281331][ T8046] netlink_rcv_skb+0x118/0x370 [ 91.286090][ T8046] ? rtnetlink_put_metrics+0x420/0x420 [ 91.291670][ T8046] ? netlink_ack+0x9f0/0x9f0 [ 91.296361][ T8046] ? netlink_deliver_tap+0x15d/0x990 [ 91.301809][ T8046] netlink_unicast+0x42e/0x700 [ 91.306649][ T8046] ? netlink_attachskb+0x730/0x730 [ 91.312093][ T8046] ? __build_skb_around+0x1f3/0x2b0 [ 91.317381][ T8046] netlink_sendmsg+0x70e/0xbe0 [ 91.322253][ T8046] ? netlink_unicast+0x700/0x700 [ 91.328026][ T8046] ? iovec_from_user+0x143/0x290 [ 91.333097][ T8046] ? netlink_unicast+0x700/0x700 [ 91.338142][ T8046] sock_sendmsg+0xab/0xe0 [ 91.342482][ T8046] ____sys_sendmsg+0x5bf/0x7a0 [ 91.347388][ T8046] ? kernel_sendmsg+0x30/0x30 [ 91.352070][ T8046] ? do_recvmmsg+0x550/0x550 [ 91.356719][ T8046] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 91.362867][ T8046] ? __might_fault+0xb5/0x160 [ 91.367538][ T8046] ___sys_sendmsg+0xd3/0x150 [ 91.372141][ T8046] ? sendmsg_copy_msghdr+0x110/0x110 [ 91.377416][ T8046] ? find_held_lock+0x2d/0x110 [ 91.382383][ T8046] ? check_preemption_disabled+0x36/0xd0 [ 91.388027][ T8046] ? lock_release+0x424/0x7e0 [ 91.392688][ T8046] ? __fget_files+0x193/0x2b0 [ 91.397356][ T8046] ? lock_downgrade+0x7b0/0x7b0 [ 91.402194][ T8046] ? find_held_lock+0x2d/0x110 [ 91.406935][ T8046] ? check_preemption_disabled+0x36/0xd0 [ 91.412675][ T8046] ? lock_is_held_type+0xfa/0x130 [ 91.417721][ T8046] ? __fget_files+0x1ab/0x2b0 [ 91.422420][ T8046] ? __fget_light+0xbe/0x220 [ 91.427051][ T8046] __sys_sendmsg+0xb2/0x140 [ 91.431841][ T8046] ? __sys_sendmsg_sock+0x10/0x10 [ 91.437411][ T8046] ? check_preemption_disabled+0x36/0xd0 [ 91.443043][ T8046] ? syscall_enter_from_user_mode+0x1d/0x60 [ 91.449052][ T8046] ? lockdep_hardirqs_on+0x54/0x100 [ 91.454252][ T8046] do_syscall_64+0x3a/0xb0 [ 91.458741][ T8046] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 91.464652][ T8046] RIP: 0033:0x464d29 [ 91.468742][ T8046] 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 [ 91.488696][ T8046] RSP: 002b:00007fc972cce188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 91.497101][ T8046] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 91.505061][ T8046] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 91.513137][ T8046] RBP: 00007fc972cce1d0 R08: 0000000000000000 R09: 0000000000000000 [ 91.521296][ T8046] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 91.529264][ T8046] R13: 00007fffc4416abf R14: 00007fc972cce300 R15: 0000000000022000 [ 91.719028][ T8046] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 91.770193][ T8046] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 91.784431][ T8046] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 91.795917][ T8046] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 91.807162][ T8046] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 91.819161][ T8046] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 91.831918][ T8046] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 91.843078][ T8046] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 91.854567][ T8046] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 91.865339][ T8046] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 91.876510][ T8046] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 91.913203][ T8077] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 91.942924][ T8080] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 91.961272][ T8081] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 92.317377][ T8084] FAULT_INJECTION: forcing a failure. [ 92.317377][ T8084] name failslab, interval 1, probability 0, space 0, times 0 [ 92.330366][ T8084] CPU: 0 PID: 8084 Comm: syz-executor.3 Not tainted 5.13.0-rc1-syzkaller #0 [ 92.339693][ T8084] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 92.350001][ T8084] Call Trace: [ 92.353291][ T8084] dump_stack+0x10c/0x14b [ 92.357829][ T8084] should_fail.cold+0x5/0xa [ 92.362335][ T8084] ? mark_held_locks+0x9f/0xe0 [ 92.367099][ T8084] should_failslab+0x5/0x10 [ 92.371713][ T8084] kmem_cache_alloc_node_trace+0x66/0x570 [ 92.377442][ T8084] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 92.382999][ T8084] __kmalloc_node_track_caller+0x38/0x60 [ 92.388769][ T8084] __alloc_skb+0x8b/0x280 [ 92.393113][ T8084] __neigh_notify+0x7f/0x110 [ 92.397840][ T8084] neigh_cleanup_and_release+0x5a/0x220 [ 92.403405][ T8084] neigh_flush_dev+0x4f4/0x800 [ 92.408245][ T8084] ? lock_release+0x424/0x7e0 [ 92.413100][ T8084] __neigh_ifdown.isra.0+0x44/0x390 [ 92.418288][ T8084] ? __local_bh_enable_ip+0x11f/0x220 [ 92.423652][ T8084] ? rt6_disable_ip+0x4a5/0x6a0 [ 92.428498][ T8084] neigh_ifdown+0x7/0x10 [ 92.432734][ T8084] rt6_disable_ip+0x559/0x6a0 [ 92.437410][ T8084] ? rt6_sync_down_dev+0x120/0x120 [ 92.442542][ T8084] ? mark_lock+0xf0/0x15f0 [ 92.446943][ T8084] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 92.452303][ T8084] ? lock_chain_count+0x20/0x20 [ 92.457157][ T8084] ? add_addr+0x2c0/0x2c0 [ 92.461475][ T8084] ? check_preemption_disabled+0x36/0xd0 [ 92.467098][ T8084] ? lock_is_held_type+0xfa/0x130 [ 92.472102][ T8084] addrconf_notify+0x3e6/0x1ca0 [ 92.477565][ T8084] ? mark_held_locks+0x9f/0xe0 [ 92.482313][ T8084] ? check_preemption_disabled+0x36/0xd0 [ 92.487926][ T8084] ? tls_device_sk_destruct+0x610/0x610 [ 92.493448][ T8084] ? clusterip_netdev_event+0x369/0x540 [ 92.498995][ T8084] ? inet6_ifinfo_notify+0x100/0x100 [ 92.504620][ T8084] ? __local_bh_enable_ip+0x11f/0x220 [ 92.510145][ T8084] ? clusterip_netdev_event+0x369/0x540 [ 92.515670][ T8084] notifier_call_chain+0x94/0x170 [ 92.520677][ T8084] dev_close_many+0x28c/0x560 [ 92.525338][ T8084] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 92.531474][ T8084] __dev_change_net_namespace+0xb88/0x1120 [ 92.537254][ T8084] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 92.542869][ T8084] ? lock_chain_get_class+0x23/0xb0 [ 92.548131][ T8084] ? check_preemption_disabled+0x36/0xd0 [ 92.553741][ T8084] ? netdev_pick_tx+0x830/0x830 [ 92.558597][ T8084] ? security_capable+0x4c/0x90 [ 92.563439][ T8084] ? ns_capable+0x53/0xc0 [ 92.567753][ T8084] do_setlink+0x1d3/0x2df0 [ 92.572255][ T8084] ? unwind_get_return_address+0x51/0x90 [ 92.577868][ T8084] ? rtnl_getlink+0x930/0x930 [ 92.582699][ T8084] ? mark_lock+0xf0/0x15f0 [ 92.587183][ T8084] ? __lock_acquire+0xbc5/0x5050 [ 92.592101][ T8084] ? lock_chain_count+0x20/0x20 [ 92.596928][ T8084] ? mark_lock+0xf0/0x15f0 [ 92.601431][ T8084] ? memset+0x20/0x40 [ 92.605403][ T8084] ? __nla_validate_parse+0xb2/0x1fd0 [ 92.610785][ T8084] ? nla_get_range_signed+0x540/0x540 [ 92.616144][ T8084] __rtnl_newlink+0xabb/0x1360 [ 92.621083][ T8084] ? check_preemption_disabled+0x36/0xd0 [ 92.626801][ T8084] ? rtnl_setlink+0x320/0x320 [ 92.631732][ T8084] ? lock_release+0x424/0x7e0 [ 92.636387][ T8084] ? is_bpf_text_address+0x5f/0xe0 [ 92.641493][ T8084] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 92.647542][ T8084] ? is_bpf_text_address+0x77/0xe0 [ 92.652631][ T8084] ? kernel_text_address+0xbd/0xf0 [ 92.657746][ T8084] ? __kernel_text_address+0x9/0x30 [ 92.662951][ T8084] ? unwind_get_return_address+0x51/0x90 [ 92.668557][ T8084] ? create_prof_cpu_mask+0x20/0x20 [ 92.673731][ T8084] ? arch_stack_walk+0x93/0xe0 [ 92.678481][ T8084] ? stack_trace_save+0x8c/0xc0 [ 92.683308][ T8084] ? stack_trace_consume_entry+0x160/0x160 [ 92.689117][ T8084] ? fs_reclaim_release+0x9c/0xf0 [ 92.694207][ T8084] ? lock_is_held_type+0xfa/0x130 [ 92.699305][ T8084] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 92.704865][ T8084] ? trace_kmalloc+0xbe/0xf0 [ 92.709430][ T8084] ? kmem_cache_alloc_trace+0x221/0x440 [ 92.715334][ T8084] rtnl_newlink+0x5a/0x90 [ 92.719645][ T8084] rtnetlink_rcv_msg+0x32f/0x860 [ 92.724561][ T8084] ? __dev_queue_xmit+0x14aa/0x26b0 [ 92.729736][ T8084] ? rtnetlink_put_metrics+0x420/0x420 [ 92.735178][ T8084] ? check_preemption_disabled+0x36/0xd0 [ 92.740788][ T8084] ? netdev_core_pick_tx+0x290/0x290 [ 92.746047][ T8084] ? lock_acquire+0x1f0/0x850 [ 92.750993][ T8084] netlink_rcv_skb+0x118/0x370 [ 92.755736][ T8084] ? rtnetlink_put_metrics+0x420/0x420 [ 92.761180][ T8084] ? netlink_ack+0x9f0/0x9f0 [ 92.765746][ T8084] ? netlink_deliver_tap+0x15d/0x990 [ 92.771017][ T8084] netlink_unicast+0x42e/0x700 [ 92.775762][ T8084] ? netlink_attachskb+0x730/0x730 [ 92.780850][ T8084] ? __build_skb_around+0x1f3/0x2b0 [ 92.786034][ T8084] netlink_sendmsg+0x70e/0xbe0 [ 92.790778][ T8084] ? netlink_unicast+0x700/0x700 [ 92.795799][ T8084] ? iovec_from_user+0x143/0x290 [ 92.800721][ T8084] ? netlink_unicast+0x700/0x700 [ 92.805636][ T8084] sock_sendmsg+0xab/0xe0 [ 92.809949][ T8084] ____sys_sendmsg+0x5bf/0x7a0 [ 92.814691][ T8084] ? kernel_sendmsg+0x30/0x30 [ 92.819449][ T8084] ? do_recvmmsg+0x550/0x550 [ 92.824105][ T8084] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 92.830062][ T8084] ? __might_fault+0xb5/0x160 [ 92.834718][ T8084] ___sys_sendmsg+0xd3/0x150 [ 92.839468][ T8084] ? sendmsg_copy_msghdr+0x110/0x110 [ 92.844731][ T8084] ? find_held_lock+0x2d/0x110 [ 92.849478][ T8084] ? check_preemption_disabled+0x36/0xd0 [ 92.855091][ T8084] ? lock_release+0x424/0x7e0 [ 92.859745][ T8084] ? __fget_files+0x193/0x2b0 [ 92.864422][ T8084] ? lock_downgrade+0x7b0/0x7b0 [ 92.869335][ T8084] ? find_held_lock+0x2d/0x110 [ 92.874095][ T8084] ? check_preemption_disabled+0x36/0xd0 [ 92.879714][ T8084] ? lock_is_held_type+0xfa/0x130 [ 92.884727][ T8084] ? __fget_files+0x1ab/0x2b0 [ 92.889387][ T8084] ? __fget_light+0xbe/0x220 [ 92.893959][ T8084] __sys_sendmsg+0xb2/0x140 [ 92.898439][ T8084] ? __sys_sendmsg_sock+0x10/0x10 [ 92.903465][ T8084] ? check_preemption_disabled+0x36/0xd0 [ 92.909092][ T8084] ? syscall_enter_from_user_mode+0x1d/0x60 [ 92.914981][ T8084] ? lockdep_hardirqs_on+0x54/0x100 [ 92.920504][ T8084] do_syscall_64+0x3a/0xb0 [ 92.924986][ T8084] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 92.930941][ T8084] RIP: 0033:0x464d29 [ 92.934818][ T8084] 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 [ 92.954576][ T8084] RSP: 002b:00007ffa497d8188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 92.963061][ T8084] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 92.971011][ T8084] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 92.978961][ T8084] RBP: 00007ffa497d81d0 R08: 0000000000000000 R09: 0000000000000000 [ 92.987002][ T8084] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 92.994966][ T8084] R13: 00007ffe745ac08f R14: 00007ffa497d8300 R15: 0000000000022000 [ 93.274297][ T8107] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 93.552597][ T8109] FAULT_INJECTION: forcing a failure. [ 93.552597][ T8109] name failslab, interval 1, probability 0, space 0, times 0 [ 93.565745][ T8109] CPU: 1 PID: 8109 Comm: syz-executor.1 Not tainted 5.13.0-rc1-syzkaller #0 [ 93.574418][ T8109] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 93.585158][ T8109] Call Trace: [ 93.588455][ T8109] dump_stack+0x10c/0x14b [ 93.592796][ T8109] should_fail.cold+0x5/0xa [ 93.597321][ T8109] should_failslab+0x5/0x10 [ 93.601819][ T8109] kmem_cache_alloc_node+0x60/0x540 [ 93.607136][ T8109] __alloc_skb+0x153/0x280 [ 93.611592][ T8109] __neigh_notify+0x7f/0x110 [ 93.616194][ T8109] neigh_cleanup_and_release+0x5a/0x220 [ 93.621883][ T8109] neigh_flush_dev+0x4f4/0x800 [ 93.626635][ T8109] ? lock_release+0x424/0x7e0 [ 93.631570][ T8109] __neigh_ifdown.isra.0+0x44/0x390 [ 93.636767][ T8109] ? __local_bh_enable_ip+0x11f/0x220 [ 93.642126][ T8109] ? rt6_disable_ip+0x4a5/0x6a0 [ 93.646969][ T8109] neigh_ifdown+0x7/0x10 [ 93.651363][ T8109] rt6_disable_ip+0x559/0x6a0 [ 93.656268][ T8109] ? rt6_sync_down_dev+0x120/0x120 [ 93.661483][ T8109] ? mark_lock+0xf0/0x15f0 [ 93.665899][ T8109] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 93.671265][ T8109] ? lock_chain_count+0x20/0x20 [ 93.676115][ T8109] ? add_addr+0x2c0/0x2c0 [ 93.680440][ T8109] ? check_preemption_disabled+0x36/0xd0 [ 93.686075][ T8109] ? lock_is_held_type+0xfa/0x130 [ 93.691099][ T8109] addrconf_notify+0x3e6/0x1ca0 [ 93.695964][ T8109] ? mark_held_locks+0x9f/0xe0 [ 93.700798][ T8109] ? check_preemption_disabled+0x36/0xd0 [ 93.706427][ T8109] ? tls_device_sk_destruct+0x610/0x610 [ 93.712064][ T8109] ? clusterip_netdev_event+0x369/0x540 [ 93.717821][ T8109] ? inet6_ifinfo_notify+0x100/0x100 [ 93.723110][ T8109] ? __local_bh_enable_ip+0x11f/0x220 [ 93.728477][ T8109] ? clusterip_netdev_event+0x369/0x540 [ 93.734194][ T8109] notifier_call_chain+0x94/0x170 [ 93.739224][ T8109] dev_close_many+0x28c/0x560 [ 93.743997][ T8109] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 93.750170][ T8109] __dev_change_net_namespace+0xb88/0x1120 [ 93.755967][ T8109] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 93.761603][ T8109] ? lock_chain_get_class+0x23/0xb0 [ 93.766882][ T8109] ? check_preemption_disabled+0x36/0xd0 [ 93.772619][ T8109] ? netdev_pick_tx+0x830/0x830 [ 93.777454][ T8109] ? security_capable+0x4c/0x90 [ 93.782291][ T8109] ? ns_capable+0x53/0xc0 [ 93.786698][ T8109] do_setlink+0x1d3/0x2df0 [ 93.791129][ T8109] ? unwind_get_return_address+0x51/0x90 [ 93.796755][ T8109] ? rtnl_getlink+0x930/0x930 [ 93.801427][ T8109] ? mark_lock+0xf0/0x15f0 [ 93.806022][ T8109] ? __lock_acquire+0xbc5/0x5050 [ 93.811101][ T8109] ? lock_chain_count+0x20/0x20 [ 93.815932][ T8109] ? mark_lock+0xf0/0x15f0 [ 93.820329][ T8109] ? memset+0x20/0x40 [ 93.824381][ T8109] ? __nla_validate_parse+0xb2/0x1fd0 [ 93.829847][ T8109] ? nla_get_range_signed+0x540/0x540 [ 93.835484][ T8109] __rtnl_newlink+0xabb/0x1360 [ 93.840270][ T8109] ? check_preemption_disabled+0x36/0xd0 [ 93.845910][ T8109] ? rtnl_setlink+0x320/0x320 [ 93.850595][ T8109] ? lock_release+0x424/0x7e0 [ 93.855343][ T8109] ? is_bpf_text_address+0x5f/0xe0 [ 93.860529][ T8109] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 93.866669][ T8109] ? is_bpf_text_address+0x77/0xe0 [ 93.871765][ T8109] ? kernel_text_address+0xbd/0xf0 [ 93.876965][ T8109] ? __kernel_text_address+0x9/0x30 [ 93.882161][ T8109] ? unwind_get_return_address+0x51/0x90 [ 93.887973][ T8109] ? create_prof_cpu_mask+0x20/0x20 [ 93.893175][ T8109] ? arch_stack_walk+0x93/0xe0 [ 93.897953][ T8109] ? stack_trace_save+0x8c/0xc0 [ 93.902803][ T8109] ? stack_trace_consume_entry+0x160/0x160 [ 93.908638][ T8109] ? fs_reclaim_release+0x9c/0xf0 [ 93.914040][ T8109] ? lock_is_held_type+0xfa/0x130 [ 93.919053][ T8109] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 93.924843][ T8109] ? trace_kmalloc+0xbe/0xf0 [ 93.929415][ T8109] ? kmem_cache_alloc_trace+0x221/0x440 [ 93.935043][ T8109] rtnl_newlink+0x5a/0x90 [ 93.939539][ T8109] rtnetlink_rcv_msg+0x32f/0x860 [ 93.944458][ T8109] ? __dev_queue_xmit+0x14aa/0x26b0 [ 93.949636][ T8109] ? rtnetlink_put_metrics+0x420/0x420 [ 93.955073][ T8109] ? check_preemption_disabled+0x36/0xd0 [ 93.960690][ T8109] ? netdev_core_pick_tx+0x290/0x290 [ 93.965959][ T8109] ? lock_acquire+0x1f0/0x850 [ 93.970621][ T8109] netlink_rcv_skb+0x118/0x370 [ 93.975391][ T8109] ? rtnetlink_put_metrics+0x420/0x420 [ 93.980860][ T8109] ? netlink_ack+0x9f0/0x9f0 [ 93.985491][ T8109] ? netlink_deliver_tap+0x15d/0x990 [ 93.990857][ T8109] netlink_unicast+0x42e/0x700 [ 93.995604][ T8109] ? netlink_attachskb+0x730/0x730 [ 94.000693][ T8109] ? __build_skb_around+0x1f3/0x2b0 [ 94.005883][ T8109] netlink_sendmsg+0x70e/0xbe0 [ 94.010797][ T8109] ? netlink_unicast+0x700/0x700 [ 94.015728][ T8109] ? iovec_from_user+0x143/0x290 [ 94.020679][ T8109] ? netlink_unicast+0x700/0x700 [ 94.025605][ T8109] sock_sendmsg+0xab/0xe0 [ 94.030082][ T8109] ____sys_sendmsg+0x5bf/0x7a0 [ 94.034857][ T8109] ? kernel_sendmsg+0x30/0x30 [ 94.039527][ T8109] ? do_recvmmsg+0x550/0x550 [ 94.044120][ T8109] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 94.050179][ T8109] ? __might_fault+0xb5/0x160 [ 94.054847][ T8109] ___sys_sendmsg+0xd3/0x150 [ 94.059546][ T8109] ? sendmsg_copy_msghdr+0x110/0x110 [ 94.064830][ T8109] ? find_held_lock+0x2d/0x110 [ 94.069578][ T8109] ? check_preemption_disabled+0x36/0xd0 [ 94.075211][ T8109] ? lock_release+0x424/0x7e0 [ 94.079887][ T8109] ? __fget_files+0x193/0x2b0 [ 94.084992][ T8109] ? lock_downgrade+0x7b0/0x7b0 [ 94.090510][ T8109] ? find_held_lock+0x2d/0x110 [ 94.095800][ T8109] ? check_preemption_disabled+0x36/0xd0 [ 94.101679][ T8109] ? lock_is_held_type+0xfa/0x130 [ 94.106878][ T8109] ? __fget_files+0x1ab/0x2b0 [ 94.111649][ T8109] ? __fget_light+0xbe/0x220 [ 94.116427][ T8109] __sys_sendmsg+0xb2/0x140 [ 94.120958][ T8109] ? __sys_sendmsg_sock+0x10/0x10 [ 94.126230][ T8109] ? check_preemption_disabled+0x36/0xd0 [ 94.132039][ T8109] ? syscall_enter_from_user_mode+0x1d/0x60 [ 94.138122][ T8109] ? lockdep_hardirqs_on+0x54/0x100 [ 94.143491][ T8109] do_syscall_64+0x3a/0xb0 [ 94.148395][ T8109] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 94.154901][ T8109] RIP: 0033:0x464d29 [ 94.159100][ T8109] 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 [ 94.179579][ T8109] RSP: 002b:00007faa55e04188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 94.188152][ T8109] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 94.196601][ T8109] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 94.204801][ T8109] RBP: 00007faa55e041d0 R08: 0000000000000000 R09: 0000000000000000 [ 94.212968][ T8109] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 94.221653][ T8109] R13: 00007fffa69f0bff R14: 00007faa55e04300 R15: 0000000000022000 [ 94.606288][ T8136] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. 2021/05/13 11:03:36 executed programs: 71 [ 94.655946][ T8164] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 95.134638][ T8170] FAULT_INJECTION: forcing a failure. [ 95.134638][ T8170] name failslab, interval 1, probability 0, space 0, times 0 [ 95.147575][ T8170] CPU: 1 PID: 8170 Comm: syz-executor.5 Not tainted 5.13.0-rc1-syzkaller #0 [ 95.156655][ T8170] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 95.166730][ T8170] Call Trace: [ 95.170452][ T8170] dump_stack+0x10c/0x14b [ 95.174808][ T8170] should_fail.cold+0x5/0xa [ 95.179334][ T8170] ? check_preemption_disabled+0x36/0xd0 [ 95.184958][ T8170] should_failslab+0x5/0x10 [ 95.189449][ T8170] kmem_cache_alloc_trace+0x57/0x440 [ 95.194718][ T8170] ? lockdep_hardirqs_on+0x54/0x100 [ 95.199903][ T8170] masq_inet6_event+0x231/0x540 [ 95.204738][ T8170] ? inet6_cmp+0x220/0x220 [ 95.209198][ T8170] notifier_call_chain+0x94/0x170 [ 95.214337][ T8170] atomic_notifier_call_chain+0x5d/0xf0 [ 95.219887][ T8170] addrconf_ifdown.isra.0+0x7bb/0x10e0 [ 95.225428][ T8170] ? add_addr+0x2c0/0x2c0 [ 95.229743][ T8170] ? check_preemption_disabled+0x36/0xd0 [ 95.235367][ T8170] ? lock_is_held_type+0xfa/0x130 [ 95.240377][ T8170] addrconf_notify+0x3e6/0x1ca0 [ 95.245317][ T8170] ? mark_held_locks+0x9f/0xe0 [ 95.250327][ T8170] ? check_preemption_disabled+0x36/0xd0 [ 95.256224][ T8170] ? tls_device_sk_destruct+0x610/0x610 [ 95.261771][ T8170] ? clusterip_netdev_event+0x369/0x540 [ 95.267301][ T8170] ? inet6_ifinfo_notify+0x100/0x100 [ 95.272770][ T8170] ? __local_bh_enable_ip+0x11f/0x220 [ 95.278149][ T8170] ? clusterip_netdev_event+0x369/0x540 [ 95.283713][ T8170] notifier_call_chain+0x94/0x170 [ 95.288749][ T8170] dev_close_many+0x28c/0x560 [ 95.293515][ T8170] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 95.299685][ T8170] __dev_change_net_namespace+0xb88/0x1120 [ 95.305486][ T8170] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 95.311115][ T8170] ? check_preemption_disabled+0x36/0xd0 [ 95.316746][ T8170] ? netdev_pick_tx+0x830/0x830 [ 95.321654][ T8170] ? security_capable+0x4c/0x90 [ 95.326503][ T8170] ? ns_capable+0x53/0xc0 [ 95.330821][ T8170] do_setlink+0x1d3/0x2df0 [ 95.335222][ T8170] ? unwind_get_return_address+0x51/0x90 [ 95.340968][ T8170] ? rtnl_getlink+0x930/0x930 [ 95.345659][ T8170] ? mark_lock+0xf0/0x15f0 [ 95.350068][ T8170] ? __lock_acquire+0xbc5/0x5050 [ 95.355018][ T8170] ? lock_chain_count+0x20/0x20 [ 95.359914][ T8170] ? mark_lock+0xf0/0x15f0 [ 95.364326][ T8170] ? memset+0x20/0x40 [ 95.368296][ T8170] ? __nla_validate_parse+0xb2/0x1fd0 [ 95.373667][ T8170] ? nla_get_range_signed+0x540/0x540 [ 95.379032][ T8170] __rtnl_newlink+0xabb/0x1360 [ 95.384086][ T8170] ? check_preemption_disabled+0x36/0xd0 [ 95.389704][ T8170] ? rtnl_setlink+0x320/0x320 [ 95.394361][ T8170] ? lock_release+0x424/0x7e0 [ 95.399022][ T8170] ? is_bpf_text_address+0x5f/0xe0 [ 95.404232][ T8170] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 95.410295][ T8170] ? is_bpf_text_address+0x77/0xe0 [ 95.415400][ T8170] ? kernel_text_address+0xbd/0xf0 [ 95.420508][ T8170] ? __kernel_text_address+0x9/0x30 [ 95.425790][ T8170] ? unwind_get_return_address+0x51/0x90 [ 95.431429][ T8170] ? create_prof_cpu_mask+0x20/0x20 [ 95.436616][ T8170] ? arch_stack_walk+0x93/0xe0 [ 95.441467][ T8170] ? stack_trace_save+0x8c/0xc0 [ 95.446303][ T8170] ? stack_trace_consume_entry+0x160/0x160 [ 95.452142][ T8170] ? fs_reclaim_release+0x9c/0xf0 [ 95.457305][ T8170] ? lock_is_held_type+0xfa/0x130 [ 95.462330][ T8170] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 95.467876][ T8170] ? trace_kmalloc+0xbe/0xf0 [ 95.472472][ T8170] ? kmem_cache_alloc_trace+0x221/0x440 [ 95.478026][ T8170] rtnl_newlink+0x5a/0x90 [ 95.482346][ T8170] rtnetlink_rcv_msg+0x32f/0x860 [ 95.487415][ T8170] ? __dev_queue_xmit+0x14aa/0x26b0 [ 95.492621][ T8170] ? rtnetlink_put_metrics+0x420/0x420 [ 95.498229][ T8170] ? check_preemption_disabled+0x36/0xd0 [ 95.503853][ T8170] ? netdev_core_pick_tx+0x290/0x290 [ 95.509399][ T8170] ? lock_acquire+0x1f0/0x850 [ 95.514515][ T8170] netlink_rcv_skb+0x118/0x370 [ 95.519356][ T8170] ? rtnetlink_put_metrics+0x420/0x420 [ 95.525155][ T8170] ? netlink_ack+0x9f0/0x9f0 [ 95.530304][ T8170] ? netlink_deliver_tap+0x15d/0x990 [ 95.535588][ T8170] netlink_unicast+0x42e/0x700 [ 95.540456][ T8170] ? netlink_attachskb+0x730/0x730 [ 95.545767][ T8170] ? __build_skb_around+0x1f3/0x2b0 [ 95.550962][ T8170] netlink_sendmsg+0x70e/0xbe0 [ 95.555718][ T8170] ? netlink_unicast+0x700/0x700 [ 95.561164][ T8170] ? iovec_from_user+0x143/0x290 [ 95.566295][ T8170] ? netlink_unicast+0x700/0x700 [ 95.571543][ T8170] sock_sendmsg+0xab/0xe0 [ 95.575953][ T8170] ____sys_sendmsg+0x5bf/0x7a0 [ 95.580904][ T8170] ? kernel_sendmsg+0x30/0x30 [ 95.586075][ T8170] ? do_recvmmsg+0x550/0x550 [ 95.590751][ T8170] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 95.596977][ T8170] ? __might_fault+0xb5/0x160 [ 95.601672][ T8170] ___sys_sendmsg+0xd3/0x150 [ 95.606251][ T8170] ? sendmsg_copy_msghdr+0x110/0x110 [ 95.611777][ T8170] ? find_held_lock+0x2d/0x110 [ 95.616525][ T8170] ? check_preemption_disabled+0x36/0xd0 [ 95.622248][ T8170] ? lock_release+0x424/0x7e0 [ 95.627136][ T8170] ? __fget_files+0x193/0x2b0 [ 95.631893][ T8170] ? lock_downgrade+0x7b0/0x7b0 [ 95.636732][ T8170] ? find_held_lock+0x2d/0x110 [ 95.642391][ T8170] ? check_preemption_disabled+0x36/0xd0 [ 95.648263][ T8170] ? lock_is_held_type+0xfa/0x130 [ 95.653367][ T8170] ? __fget_files+0x1ab/0x2b0 [ 95.658038][ T8170] ? __fget_light+0xbe/0x220 [ 95.662633][ T8170] __sys_sendmsg+0xb2/0x140 [ 95.667174][ T8170] ? __sys_sendmsg_sock+0x10/0x10 [ 95.672189][ T8170] ? check_preemption_disabled+0x36/0xd0 [ 95.678076][ T8170] ? syscall_enter_from_user_mode+0x1d/0x60 [ 95.683992][ T8170] ? lockdep_hardirqs_on+0x54/0x100 [ 95.689186][ T8170] do_syscall_64+0x3a/0xb0 [ 95.693611][ T8170] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 95.699490][ T8170] RIP: 0033:0x464d29 [ 95.703411][ T8170] 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 [ 95.723025][ T8170] RSP: 002b:00007fc972cce188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 95.731714][ T8170] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 95.739686][ T8170] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 95.747865][ T8170] RBP: 00007fc972cce1d0 R08: 0000000000000000 R09: 0000000000000000 [ 95.755831][ T8170] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 95.763791][ T8170] R13: 00007fffc4416abf R14: 00007fc972cce300 R15: 0000000000022000 [ 95.795550][ T8170] device hsr_slave_1 left promiscuous mode [ 95.892656][ T8169] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 95.921549][ T8171] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 95.964100][ T8194] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 96.231016][ T8197] FAULT_INJECTION: forcing a failure. [ 96.231016][ T8197] name failslab, interval 1, probability 0, space 0, times 0 [ 96.243748][ T8197] CPU: 1 PID: 8197 Comm: syz-executor.3 Not tainted 5.13.0-rc1-syzkaller #0 [ 96.252436][ T8197] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 96.262594][ T8197] Call Trace: [ 96.265879][ T8197] dump_stack+0x10c/0x14b [ 96.270221][ T8197] should_fail.cold+0x5/0xa [ 96.274742][ T8197] should_failslab+0x5/0x10 [ 96.279248][ T8197] kmem_cache_alloc_node+0x60/0x540 [ 96.284459][ T8197] __alloc_skb+0x153/0x280 [ 96.288971][ T8197] __neigh_notify+0x7f/0x110 [ 96.293569][ T8197] neigh_cleanup_and_release+0x5a/0x220 [ 96.299117][ T8197] neigh_flush_dev+0x4f4/0x800 [ 96.303896][ T8197] ? lock_release+0x424/0x7e0 [ 96.308588][ T8197] __neigh_ifdown.isra.0+0x44/0x390 [ 96.313785][ T8197] ? __local_bh_enable_ip+0x11f/0x220 [ 96.319153][ T8197] ? rt6_disable_ip+0x4a5/0x6a0 [ 96.324007][ T8197] neigh_ifdown+0x7/0x10 [ 96.328251][ T8197] rt6_disable_ip+0x559/0x6a0 [ 96.333034][ T8197] ? rt6_sync_down_dev+0x120/0x120 [ 96.338145][ T8197] ? mark_lock+0xf0/0x15f0 [ 96.342566][ T8197] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 96.347928][ T8197] ? lock_chain_count+0x20/0x20 [ 96.352764][ T8197] ? add_addr+0x2c0/0x2c0 [ 96.357202][ T8197] ? check_preemption_disabled+0x36/0xd0 [ 96.362847][ T8197] ? lock_is_held_type+0xfa/0x130 [ 96.367857][ T8197] addrconf_notify+0x3e6/0x1ca0 [ 96.372710][ T8197] ? mark_held_locks+0x9f/0xe0 [ 96.377479][ T8197] ? check_preemption_disabled+0x36/0xd0 [ 96.383112][ T8197] ? tls_device_sk_destruct+0x610/0x610 [ 96.388654][ T8197] ? clusterip_netdev_event+0x369/0x540 [ 96.394221][ T8197] ? inet6_ifinfo_notify+0x100/0x100 [ 96.399494][ T8197] ? __local_bh_enable_ip+0x11f/0x220 [ 96.404843][ T8197] ? clusterip_netdev_event+0x369/0x540 [ 96.410382][ T8197] notifier_call_chain+0x94/0x170 [ 96.415563][ T8197] dev_close_many+0x28c/0x560 [ 96.420230][ T8197] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 96.426284][ T8197] __dev_change_net_namespace+0xb88/0x1120 [ 96.432075][ T8197] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 96.437707][ T8197] ? lock_chain_get_class+0x23/0xb0 [ 96.442911][ T8197] ? check_preemption_disabled+0x36/0xd0 [ 96.448638][ T8197] ? netdev_pick_tx+0x830/0x830 [ 96.453479][ T8197] ? security_capable+0x4c/0x90 [ 96.458339][ T8197] ? ns_capable+0x53/0xc0 [ 96.462747][ T8197] do_setlink+0x1d3/0x2df0 [ 96.467170][ T8197] ? unwind_get_return_address+0x51/0x90 [ 96.472785][ T8197] ? rtnl_getlink+0x930/0x930 [ 96.477448][ T8197] ? mark_lock+0xf0/0x15f0 [ 96.481853][ T8197] ? __lock_acquire+0xbc5/0x5050 [ 96.486865][ T8197] ? lock_chain_count+0x20/0x20 [ 96.491868][ T8197] ? mark_lock+0xf0/0x15f0 [ 96.496258][ T8197] ? memset+0x20/0x40 [ 96.500230][ T8197] ? __nla_validate_parse+0xb2/0x1fd0 [ 96.505599][ T8197] ? nla_get_range_signed+0x540/0x540 [ 96.510952][ T8197] __rtnl_newlink+0xabb/0x1360 [ 96.515709][ T8197] ? check_preemption_disabled+0x36/0xd0 [ 96.521334][ T8197] ? rtnl_setlink+0x320/0x320 [ 96.526002][ T8197] ? lock_release+0x424/0x7e0 [ 96.530655][ T8197] ? is_bpf_text_address+0x5f/0xe0 [ 96.535778][ T8197] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 96.541919][ T8197] ? is_bpf_text_address+0x77/0xe0 [ 96.547012][ T8197] ? kernel_text_address+0xbd/0xf0 [ 96.552229][ T8197] ? __kernel_text_address+0x9/0x30 [ 96.557425][ T8197] ? unwind_get_return_address+0x51/0x90 [ 96.563039][ T8197] ? create_prof_cpu_mask+0x20/0x20 [ 96.568234][ T8197] ? arch_stack_walk+0x93/0xe0 [ 96.572982][ T8197] ? stack_trace_save+0x8c/0xc0 [ 96.577808][ T8197] ? stack_trace_consume_entry+0x160/0x160 [ 96.583607][ T8197] ? fs_reclaim_release+0x9c/0xf0 [ 96.588616][ T8197] ? lock_is_held_type+0xfa/0x130 [ 96.593704][ T8197] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 96.599231][ T8197] ? trace_kmalloc+0xbe/0xf0 [ 96.603799][ T8197] ? kmem_cache_alloc_trace+0x221/0x440 [ 96.609326][ T8197] rtnl_newlink+0x5a/0x90 [ 96.613637][ T8197] rtnetlink_rcv_msg+0x32f/0x860 [ 96.618578][ T8197] ? rtnetlink_put_metrics+0x420/0x420 [ 96.624017][ T8197] ? lockdep_hardirqs_on_prepare+0x17b/0x450 [ 96.629978][ T8197] ? _raw_spin_unlock_irqrestore+0x40/0x90 [ 96.636071][ T8197] ? lockdep_hardirqs_on+0x54/0x100 [ 96.641251][ T8197] netlink_rcv_skb+0x118/0x370 [ 96.646001][ T8197] ? rtnetlink_put_metrics+0x420/0x420 [ 96.651453][ T8197] ? netlink_ack+0x9f0/0x9f0 [ 96.656019][ T8197] ? netlink_deliver_tap+0x15d/0x990 [ 96.661295][ T8197] netlink_unicast+0x42e/0x700 [ 96.666036][ T8197] ? netlink_attachskb+0x730/0x730 [ 96.671118][ T8197] ? __build_skb_around+0x1f3/0x2b0 [ 96.676301][ T8197] netlink_sendmsg+0x70e/0xbe0 [ 96.681045][ T8197] ? netlink_unicast+0x700/0x700 [ 96.686018][ T8197] ? iovec_from_user+0x143/0x290 [ 96.690944][ T8197] ? netlink_unicast+0x700/0x700 [ 96.695888][ T8197] sock_sendmsg+0xab/0xe0 [ 96.700214][ T8197] ____sys_sendmsg+0x5bf/0x7a0 [ 96.704971][ T8197] ? kernel_sendmsg+0x30/0x30 [ 96.709646][ T8197] ? do_recvmmsg+0x550/0x550 [ 96.714228][ T8197] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 96.720275][ T8197] ? __might_fault+0xb5/0x160 [ 96.724932][ T8197] ___sys_sendmsg+0xd3/0x150 [ 96.729503][ T8197] ? sendmsg_copy_msghdr+0x110/0x110 [ 96.734762][ T8197] ? find_held_lock+0x2d/0x110 [ 96.739605][ T8197] ? check_preemption_disabled+0x36/0xd0 [ 96.745331][ T8197] ? lock_release+0x424/0x7e0 [ 96.750006][ T8197] ? __fget_files+0x193/0x2b0 [ 96.754818][ T8197] ? lock_downgrade+0x7b0/0x7b0 [ 96.759651][ T8197] ? find_held_lock+0x2d/0x110 [ 96.764404][ T8197] ? check_preemption_disabled+0x36/0xd0 [ 96.770043][ T8197] ? lock_is_held_type+0xfa/0x130 [ 96.775049][ T8197] ? __fget_files+0x1ab/0x2b0 [ 96.779722][ T8197] ? __fget_light+0xbe/0x220 [ 96.784737][ T8197] __sys_sendmsg+0xb2/0x140 [ 96.789567][ T8197] ? __sys_sendmsg_sock+0x10/0x10 [ 96.794798][ T8197] ? check_preemption_disabled+0x36/0xd0 [ 96.800779][ T8197] ? syscall_enter_from_user_mode+0x1d/0x60 [ 96.806662][ T8197] ? lockdep_hardirqs_on+0x54/0x100 [ 96.811850][ T8197] do_syscall_64+0x3a/0xb0 [ 96.816291][ T8197] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 96.822170][ T8197] RIP: 0033:0x464d29 [ 96.826234][ T8197] 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 [ 96.846107][ T8197] RSP: 002b:00007ffa497d8188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 96.854516][ T8197] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 96.862472][ T8197] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 96.870421][ T8197] RBP: 00007ffa497d81d0 R08: 0000000000000000 R09: 0000000000000000 [ 96.878556][ T8197] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 96.886595][ T8197] R13: 00007ffe745ac08f R14: 00007ffa497d8300 R15: 0000000000022000 [ 97.188257][ T8231] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 97.224782][ T8250] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 97.280874][ T8265] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 97.296584][ T8268] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 97.340226][ T8291] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 98.035198][ T8309] FAULT_INJECTION: forcing a failure. [ 98.035198][ T8309] name failslab, interval 1, probability 0, space 0, times 0 [ 98.048055][ T8309] CPU: 1 PID: 8309 Comm: syz-executor.5 Not tainted 5.13.0-rc1-syzkaller #0 [ 98.056739][ T8309] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 98.066808][ T8309] Call Trace: [ 98.070099][ T8309] dump_stack+0x10c/0x14b [ 98.074450][ T8309] should_fail.cold+0x5/0xa [ 98.078964][ T8309] ? mark_held_locks+0x9f/0xe0 [ 98.083852][ T8309] should_failslab+0x5/0x10 [ 98.088374][ T8309] kmem_cache_alloc_node_trace+0x66/0x570 [ 98.094104][ T8309] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 98.099667][ T8309] __kmalloc_node_track_caller+0x38/0x60 [ 98.105310][ T8309] __alloc_skb+0x8b/0x280 [ 98.109646][ T8309] __neigh_notify+0x7f/0x110 [ 98.114491][ T8309] neigh_cleanup_and_release+0x5a/0x220 [ 98.120058][ T8309] neigh_flush_dev+0x4f4/0x800 [ 98.124837][ T8309] ? lock_release+0x424/0x7e0 [ 98.129622][ T8309] __neigh_ifdown.isra.0+0x44/0x390 [ 98.134833][ T8309] ? __local_bh_enable_ip+0x11f/0x220 [ 98.140212][ T8309] ? rt6_disable_ip+0x4a5/0x6a0 [ 98.145075][ T8309] neigh_ifdown+0x7/0x10 [ 98.149331][ T8309] rt6_disable_ip+0x559/0x6a0 [ 98.154021][ T8309] ? rt6_sync_down_dev+0x120/0x120 [ 98.159141][ T8309] ? mark_lock+0xf0/0x15f0 [ 98.163564][ T8309] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 98.168940][ T8309] ? lock_chain_count+0x20/0x20 [ 98.173800][ T8309] ? add_addr+0x2c0/0x2c0 [ 98.178128][ T8309] ? check_preemption_disabled+0x36/0xd0 [ 98.184135][ T8309] ? lock_is_held_type+0xfa/0x130 [ 98.189267][ T8309] addrconf_notify+0x3e6/0x1ca0 [ 98.194136][ T8309] ? mark_held_locks+0x9f/0xe0 [ 98.198911][ T8309] ? check_preemption_disabled+0x36/0xd0 [ 98.204553][ T8309] ? tls_device_sk_destruct+0x610/0x610 [ 98.210193][ T8309] ? clusterip_netdev_event+0x369/0x540 [ 98.215838][ T8309] ? inet6_ifinfo_notify+0x100/0x100 [ 98.221137][ T8309] ? __local_bh_enable_ip+0x11f/0x220 [ 98.226515][ T8309] ? clusterip_netdev_event+0x369/0x540 [ 98.232107][ T8309] notifier_call_chain+0x94/0x170 [ 98.237153][ T8309] dev_close_many+0x28c/0x560 [ 98.242063][ T8309] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 98.248152][ T8309] __dev_change_net_namespace+0xb88/0x1120 [ 98.253966][ T8309] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 98.259611][ T8309] ? check_preemption_disabled+0x36/0xd0 [ 98.265256][ T8309] ? netdev_pick_tx+0x830/0x830 [ 98.270126][ T8309] ? security_capable+0x4c/0x90 [ 98.274983][ T8309] ? ns_capable+0x53/0xc0 [ 98.279339][ T8309] do_setlink+0x1d3/0x2df0 [ 98.283794][ T8309] ? unwind_get_return_address+0x51/0x90 [ 98.289438][ T8309] ? rtnl_getlink+0x930/0x930 [ 98.294131][ T8309] ? mark_lock+0xf0/0x15f0 [ 98.298555][ T8309] ? __lock_acquire+0xbc5/0x5050 [ 98.303513][ T8309] ? lock_chain_count+0x20/0x20 [ 98.308395][ T8309] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 98.314378][ T8309] ? memset+0x20/0x40 [ 98.318365][ T8309] ? __nla_validate_parse+0xb2/0x1fd0 [ 98.323756][ T8309] ? nla_get_range_signed+0x540/0x540 [ 98.329161][ T8309] __rtnl_newlink+0xabb/0x1360 [ 98.333938][ T8309] ? check_preemption_disabled+0x36/0xd0 [ 98.339572][ T8309] ? rtnl_setlink+0x320/0x320 [ 98.344232][ T8309] ? lock_release+0x424/0x7e0 [ 98.349041][ T8309] ? is_bpf_text_address+0x5f/0xe0 [ 98.354146][ T8309] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 98.360285][ T8309] ? is_bpf_text_address+0x77/0xe0 [ 98.365374][ T8309] ? kernel_text_address+0xbd/0xf0 [ 98.370464][ T8309] ? __kernel_text_address+0x9/0x30 [ 98.375752][ T8309] ? unwind_get_return_address+0x51/0x90 [ 98.381483][ T8309] ? create_prof_cpu_mask+0x20/0x20 [ 98.386669][ T8309] ? arch_stack_walk+0x93/0xe0 [ 98.391545][ T8309] ? stack_trace_save+0x8c/0xc0 [ 98.396402][ T8309] ? stack_trace_consume_entry+0x160/0x160 [ 98.402231][ T8309] ? fs_reclaim_release+0x9c/0xf0 [ 98.407339][ T8309] ? lock_is_held_type+0xfa/0x130 [ 98.412386][ T8309] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 98.417980][ T8309] ? trace_kmalloc+0xbe/0xf0 [ 98.422555][ T8309] ? kmem_cache_alloc_trace+0x221/0x440 [ 98.428230][ T8309] rtnl_newlink+0x5a/0x90 [ 98.432552][ T8309] rtnetlink_rcv_msg+0x32f/0x860 [ 98.437477][ T8309] ? __dev_queue_xmit+0x14aa/0x26b0 [ 98.442657][ T8309] ? rtnetlink_put_metrics+0x420/0x420 [ 98.448099][ T8309] ? check_preemption_disabled+0x36/0xd0 [ 98.453716][ T8309] ? netdev_core_pick_tx+0x290/0x290 [ 98.458984][ T8309] ? lock_acquire+0x1f0/0x850 [ 98.463647][ T8309] netlink_rcv_skb+0x118/0x370 [ 98.468400][ T8309] ? rtnetlink_put_metrics+0x420/0x420 [ 98.473853][ T8309] ? netlink_ack+0x9f0/0x9f0 [ 98.478424][ T8309] ? netlink_deliver_tap+0x15d/0x990 [ 98.483718][ T8309] netlink_unicast+0x42e/0x700 [ 98.488473][ T8309] ? netlink_attachskb+0x730/0x730 [ 98.493736][ T8309] ? __build_skb_around+0x1f3/0x2b0 [ 98.499037][ T8309] netlink_sendmsg+0x70e/0xbe0 [ 98.503785][ T8309] ? netlink_unicast+0x700/0x700 [ 98.508730][ T8309] ? iovec_from_user+0x143/0x290 [ 98.513673][ T8309] ? netlink_unicast+0x700/0x700 [ 98.518598][ T8309] sock_sendmsg+0xab/0xe0 [ 98.522913][ T8309] ____sys_sendmsg+0x5bf/0x7a0 [ 98.527674][ T8309] ? kernel_sendmsg+0x30/0x30 [ 98.532348][ T8309] ? do_recvmmsg+0x550/0x550 [ 98.536943][ T8309] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 98.542932][ T8309] ? __might_fault+0xb5/0x160 [ 98.547591][ T8309] ___sys_sendmsg+0xd3/0x150 [ 98.552284][ T8309] ? sendmsg_copy_msghdr+0x110/0x110 [ 98.557585][ T8309] ? find_held_lock+0x2d/0x110 [ 98.562338][ T8309] ? check_preemption_disabled+0x36/0xd0 [ 98.567960][ T8309] ? lock_release+0x424/0x7e0 [ 98.572838][ T8309] ? __fget_files+0x193/0x2b0 [ 98.577518][ T8309] ? lock_downgrade+0x7b0/0x7b0 [ 98.582355][ T8309] ? find_held_lock+0x2d/0x110 [ 98.587106][ T8309] ? check_preemption_disabled+0x36/0xd0 [ 98.592727][ T8309] ? lock_is_held_type+0xfa/0x130 [ 98.597732][ T8309] ? __fget_files+0x1ab/0x2b0 [ 98.602405][ T8309] ? __fget_light+0xbe/0x220 [ 98.606985][ T8309] __sys_sendmsg+0xb2/0x140 [ 98.611472][ T8309] ? __sys_sendmsg_sock+0x10/0x10 [ 98.616493][ T8309] ? check_preemption_disabled+0x36/0xd0 [ 98.622191][ T8309] ? syscall_enter_from_user_mode+0x1d/0x60 [ 98.628065][ T8309] ? lockdep_hardirqs_on+0x54/0x100 [ 98.633242][ T8309] do_syscall_64+0x3a/0xb0 [ 98.637636][ T8309] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 98.643513][ T8309] RIP: 0033:0x464d29 [ 98.647385][ T8309] 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 [ 98.667107][ T8309] RSP: 002b:00007fc972d10188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 98.675624][ T8309] RAX: ffffffffffffffda RBX: 000000000055cf00 RCX: 0000000000464d29 [ 98.683608][ T8309] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 98.691577][ T8309] RBP: 00007fc972d101d0 R08: 0000000000000000 R09: 0000000000000000 [ 98.699529][ T8309] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 98.707477][ T8309] R13: 00007fffc4416abf R14: 00007fc972d10300 R15: 0000000000022000 [ 99.124100][ T8311] FAULT_INJECTION: forcing a failure. [ 99.124100][ T8311] name failslab, interval 1, probability 0, space 0, times 0 [ 99.137042][ T8311] CPU: 0 PID: 8311 Comm: syz-executor.3 Not tainted 5.13.0-rc1-syzkaller #0 [ 99.145887][ T8311] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 99.155940][ T8311] Call Trace: [ 99.159246][ T8311] dump_stack+0x10c/0x14b [ 99.163585][ T8311] should_fail.cold+0x5/0xa [ 99.168078][ T8311] should_failslab+0x5/0x10 [ 99.172688][ T8311] kmem_cache_alloc_node+0x60/0x540 [ 99.177971][ T8311] __alloc_skb+0x153/0x280 [ 99.182382][ T8311] __neigh_notify+0x7f/0x110 [ 99.186958][ T8311] neigh_cleanup_and_release+0x5a/0x220 [ 99.192506][ T8311] neigh_flush_dev+0x4f4/0x800 [ 99.197254][ T8311] ? lock_release+0x424/0x7e0 [ 99.201933][ T8311] __neigh_ifdown.isra.0+0x44/0x390 [ 99.207115][ T8311] ? __local_bh_enable_ip+0x11f/0x220 [ 99.212476][ T8311] ? rt6_disable_ip+0x4a5/0x6a0 [ 99.217315][ T8311] neigh_ifdown+0x7/0x10 [ 99.221658][ T8311] rt6_disable_ip+0x559/0x6a0 [ 99.226387][ T8311] ? rt6_sync_down_dev+0x120/0x120 [ 99.231601][ T8311] ? mark_lock+0xf0/0x15f0 [ 99.235997][ T8311] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 99.241356][ T8311] ? lock_chain_count+0x20/0x20 [ 99.246219][ T8311] ? add_addr+0x2c0/0x2c0 [ 99.250559][ T8311] ? check_preemption_disabled+0x36/0xd0 [ 99.256197][ T8311] ? lock_is_held_type+0xfa/0x130 [ 99.261215][ T8311] addrconf_notify+0x3e6/0x1ca0 [ 99.266055][ T8311] ? mark_held_locks+0x9f/0xe0 [ 99.270909][ T8311] ? check_preemption_disabled+0x36/0xd0 [ 99.276747][ T8311] ? tls_device_sk_destruct+0x610/0x610 [ 99.282478][ T8311] ? clusterip_netdev_event+0x369/0x540 [ 99.288006][ T8311] ? inet6_ifinfo_notify+0x100/0x100 [ 99.293279][ T8311] ? __local_bh_enable_ip+0x11f/0x220 [ 99.298654][ T8311] ? clusterip_netdev_event+0x369/0x540 [ 99.304325][ T8311] notifier_call_chain+0x94/0x170 [ 99.309360][ T8311] dev_close_many+0x28c/0x560 [ 99.314119][ T8311] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 99.320185][ T8311] __dev_change_net_namespace+0xb88/0x1120 [ 99.326006][ T8311] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 99.331633][ T8311] ? lock_chain_get_class+0x23/0xb0 [ 99.336816][ T8311] ? check_preemption_disabled+0x36/0xd0 [ 99.342452][ T8311] ? netdev_pick_tx+0x830/0x830 [ 99.347302][ T8311] ? security_capable+0x4c/0x90 [ 99.352154][ T8311] ? ns_capable+0x53/0xc0 [ 99.356578][ T8311] do_setlink+0x1d3/0x2df0 [ 99.361000][ T8311] ? unwind_get_return_address+0x51/0x90 [ 99.366627][ T8311] ? rtnl_getlink+0x930/0x930 [ 99.371291][ T8311] ? mark_lock+0xf0/0x15f0 [ 99.375689][ T8311] ? __lock_acquire+0xbc5/0x5050 [ 99.380706][ T8311] ? lock_chain_count+0x20/0x20 [ 99.385542][ T8311] ? mark_lock+0xf0/0x15f0 [ 99.389963][ T8311] ? memset+0x20/0x40 [ 99.393938][ T8311] ? __nla_validate_parse+0xb2/0x1fd0 [ 99.399390][ T8311] ? nla_get_range_signed+0x540/0x540 [ 99.404845][ T8311] __rtnl_newlink+0xabb/0x1360 [ 99.409950][ T8311] ? check_preemption_disabled+0x36/0xd0 [ 99.415567][ T8311] ? rtnl_setlink+0x320/0x320 [ 99.420228][ T8311] ? lock_release+0x424/0x7e0 [ 99.424896][ T8311] ? is_bpf_text_address+0x5f/0xe0 [ 99.430014][ T8311] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 99.436069][ T8311] ? is_bpf_text_address+0x77/0xe0 [ 99.441174][ T8311] ? kernel_text_address+0xbd/0xf0 [ 99.446364][ T8311] ? __kernel_text_address+0x9/0x30 [ 99.451537][ T8311] ? unwind_get_return_address+0x51/0x90 [ 99.457154][ T8311] ? create_prof_cpu_mask+0x20/0x20 [ 99.462427][ T8311] ? arch_stack_walk+0x93/0xe0 [ 99.467191][ T8311] ? stack_trace_save+0x8c/0xc0 [ 99.472022][ T8311] ? stack_trace_consume_entry+0x160/0x160 [ 99.477862][ T8311] ? fs_reclaim_release+0x9c/0xf0 [ 99.482879][ T8311] ? lock_is_held_type+0xfa/0x130 [ 99.487976][ T8311] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 99.493517][ T8311] ? trace_kmalloc+0xbe/0xf0 [ 99.498099][ T8311] ? kmem_cache_alloc_trace+0x221/0x440 [ 99.503651][ T8311] rtnl_newlink+0x5a/0x90 [ 99.507970][ T8311] rtnetlink_rcv_msg+0x32f/0x860 [ 99.512899][ T8311] ? __dev_queue_xmit+0x14aa/0x26b0 [ 99.518085][ T8311] ? rtnetlink_put_metrics+0x420/0x420 [ 99.523539][ T8311] ? check_preemption_disabled+0x36/0xd0 [ 99.529175][ T8311] ? netdev_core_pick_tx+0x290/0x290 [ 99.534446][ T8311] ? lock_acquire+0x1f0/0x850 [ 99.539116][ T8311] netlink_rcv_skb+0x118/0x370 [ 99.543869][ T8311] ? rtnetlink_put_metrics+0x420/0x420 [ 99.549401][ T8311] ? netlink_ack+0x9f0/0x9f0 [ 99.553973][ T8311] ? netlink_deliver_tap+0x15d/0x990 [ 99.559266][ T8311] netlink_unicast+0x42e/0x700 [ 99.564032][ T8311] ? netlink_attachskb+0x730/0x730 [ 99.569150][ T8311] ? __build_skb_around+0x1f3/0x2b0 [ 99.574373][ T8311] netlink_sendmsg+0x70e/0xbe0 [ 99.579139][ T8311] ? netlink_unicast+0x700/0x700 [ 99.584062][ T8311] ? iovec_from_user+0x143/0x290 [ 99.588997][ T8311] ? netlink_unicast+0x700/0x700 [ 99.593929][ T8311] sock_sendmsg+0xab/0xe0 [ 99.598247][ T8311] ____sys_sendmsg+0x5bf/0x7a0 [ 99.603010][ T8311] ? kernel_sendmsg+0x30/0x30 [ 99.607755][ T8311] ? do_recvmmsg+0x550/0x550 [ 99.612332][ T8311] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 99.618391][ T8311] ? __might_fault+0xb5/0x160 [ 99.623059][ T8311] ___sys_sendmsg+0xd3/0x150 [ 99.627624][ T8311] ? sendmsg_copy_msghdr+0x110/0x110 [ 99.632900][ T8311] ? find_held_lock+0x2d/0x110 [ 99.637642][ T8311] ? check_preemption_disabled+0x36/0xd0 [ 99.643270][ T8311] ? lock_release+0x424/0x7e0 [ 99.647926][ T8311] ? __fget_files+0x193/0x2b0 [ 99.652590][ T8311] ? lock_downgrade+0x7b0/0x7b0 [ 99.657425][ T8311] ? find_held_lock+0x2d/0x110 [ 99.662288][ T8311] ? check_preemption_disabled+0x36/0xd0 [ 99.667912][ T8311] ? lock_is_held_type+0xfa/0x130 [ 99.673354][ T8311] ? __fget_files+0x1ab/0x2b0 [ 99.678021][ T8311] ? __fget_light+0xbe/0x220 [ 99.682602][ T8311] __sys_sendmsg+0xb2/0x140 [ 99.687090][ T8311] ? __sys_sendmsg_sock+0x10/0x10 [ 99.692097][ T8311] ? check_preemption_disabled+0x36/0xd0 [ 99.697711][ T8311] ? syscall_enter_from_user_mode+0x1d/0x60 [ 99.703597][ T8311] ? lockdep_hardirqs_on+0x54/0x100 [ 99.708801][ T8311] do_syscall_64+0x3a/0xb0 [ 99.713202][ T8311] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 99.719072][ T8311] RIP: 0033:0x464d29 [ 99.723164][ T8311] 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 [ 99.742749][ T8311] RSP: 002b:00007ffa497f9188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 99.751228][ T8311] RAX: ffffffffffffffda RBX: 000000000055cfa0 RCX: 0000000000464d29 [ 99.759207][ T8311] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 99.767190][ T8311] RBP: 00007ffa497f91d0 R08: 0000000000000000 R09: 0000000000000000 [ 99.775143][ T8311] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 99.783247][ T8311] R13: 00007ffe745ac08f R14: 00007ffa497f9300 R15: 0000000000022000 2021/05/13 11:03:41 executed programs: 83 [ 100.022580][ T8319] __nla_validate_parse: 3 callbacks suppressed [ 100.022593][ T8319] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 100.177193][ T8316] FAULT_INJECTION: forcing a failure. [ 100.177193][ T8316] name failslab, interval 1, probability 0, space 0, times 0 [ 100.190110][ T8316] CPU: 1 PID: 8316 Comm: syz-executor.1 Not tainted 5.13.0-rc1-syzkaller #0 [ 100.199047][ T8316] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 100.209191][ T8316] Call Trace: [ 100.212483][ T8316] dump_stack+0x10c/0x14b [ 100.216812][ T8316] should_fail.cold+0x5/0xa [ 100.221387][ T8316] should_failslab+0x5/0x10 [ 100.225897][ T8316] kmem_cache_alloc_node+0x60/0x540 [ 100.231221][ T8316] __alloc_skb+0x153/0x280 [ 100.235625][ T8316] __neigh_notify+0x7f/0x110 [ 100.240199][ T8316] neigh_cleanup_and_release+0x5a/0x220 [ 100.245842][ T8316] neigh_flush_dev+0x4f4/0x800 [ 100.250598][ T8316] ? lock_release+0x424/0x7e0 [ 100.255273][ T8316] __neigh_ifdown.isra.0+0x44/0x390 [ 100.260456][ T8316] ? __local_bh_enable_ip+0x11f/0x220 [ 100.265819][ T8316] ? rt6_disable_ip+0x4a5/0x6a0 [ 100.270825][ T8316] neigh_ifdown+0x7/0x10 [ 100.275051][ T8316] rt6_disable_ip+0x559/0x6a0 [ 100.279713][ T8316] ? rt6_sync_down_dev+0x120/0x120 [ 100.284812][ T8316] ? mark_lock+0xf0/0x15f0 [ 100.289446][ T8316] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 100.294819][ T8316] ? lock_chain_count+0x20/0x20 [ 100.299678][ T8316] ? add_addr+0x2c0/0x2c0 [ 100.304016][ T8316] ? check_preemption_disabled+0x36/0xd0 [ 100.309742][ T8316] ? lock_is_held_type+0xfa/0x130 [ 100.314856][ T8316] addrconf_notify+0x3e6/0x1ca0 [ 100.319696][ T8316] ? mark_held_locks+0x9f/0xe0 [ 100.324448][ T8316] ? check_preemption_disabled+0x36/0xd0 [ 100.330070][ T8316] ? tls_device_sk_destruct+0x610/0x610 [ 100.335595][ T8316] ? clusterip_netdev_event+0x369/0x540 [ 100.341210][ T8316] ? inet6_ifinfo_notify+0x100/0x100 [ 100.346766][ T8316] ? __local_bh_enable_ip+0x11f/0x220 [ 100.352132][ T8316] ? clusterip_netdev_event+0x369/0x540 [ 100.357659][ T8316] notifier_call_chain+0x94/0x170 [ 100.362664][ T8316] dev_close_many+0x28c/0x560 [ 100.367319][ T8316] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 100.373372][ T8316] __dev_change_net_namespace+0xb88/0x1120 [ 100.379172][ T8316] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 100.384803][ T8316] ? check_preemption_disabled+0x36/0xd0 [ 100.390539][ T8316] ? netdev_pick_tx+0x830/0x830 [ 100.395392][ T8316] ? security_capable+0x4c/0x90 [ 100.400232][ T8316] ? ns_capable+0x53/0xc0 [ 100.404555][ T8316] do_setlink+0x1d3/0x2df0 [ 100.408951][ T8316] ? unwind_get_return_address+0x51/0x90 [ 100.414567][ T8316] ? rtnl_getlink+0x930/0x930 [ 100.419223][ T8316] ? mark_lock+0xf0/0x15f0 [ 100.423616][ T8316] ? __lock_acquire+0xbc5/0x5050 [ 100.428568][ T8316] ? lock_chain_count+0x20/0x20 [ 100.433428][ T8316] ? mark_lock+0xf0/0x15f0 [ 100.437826][ T8316] ? memset+0x20/0x40 [ 100.441795][ T8316] ? __nla_validate_parse+0xb2/0x1fd0 [ 100.447167][ T8316] ? nla_get_range_signed+0x540/0x540 [ 100.452543][ T8316] __rtnl_newlink+0xabb/0x1360 [ 100.457314][ T8316] ? check_preemption_disabled+0x36/0xd0 [ 100.463060][ T8316] ? rtnl_setlink+0x320/0x320 [ 100.467826][ T8316] ? lock_release+0x424/0x7e0 [ 100.472592][ T8316] ? is_bpf_text_address+0x5f/0xe0 [ 100.477834][ T8316] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 100.483932][ T8316] ? is_bpf_text_address+0x77/0xe0 [ 100.489030][ T8316] ? kernel_text_address+0xbd/0xf0 [ 100.494126][ T8316] ? __kernel_text_address+0x9/0x30 [ 100.499305][ T8316] ? unwind_get_return_address+0x51/0x90 [ 100.504920][ T8316] ? create_prof_cpu_mask+0x20/0x20 [ 100.510106][ T8316] ? arch_stack_walk+0x93/0xe0 [ 100.514881][ T8316] ? stack_trace_save+0x8c/0xc0 [ 100.519709][ T8316] ? stack_trace_consume_entry+0x160/0x160 [ 100.525792][ T8316] ? fs_reclaim_release+0x9c/0xf0 [ 100.530800][ T8316] ? lock_is_held_type+0xfa/0x130 [ 100.535806][ T8316] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 100.541698][ T8316] ? trace_kmalloc+0xbe/0xf0 [ 100.546288][ T8316] ? kmem_cache_alloc_trace+0x221/0x440 [ 100.551827][ T8316] rtnl_newlink+0x5a/0x90 [ 100.556166][ T8316] rtnetlink_rcv_msg+0x32f/0x860 [ 100.561110][ T8316] ? __dev_queue_xmit+0x14aa/0x26b0 [ 100.566301][ T8316] ? rtnetlink_put_metrics+0x420/0x420 [ 100.571765][ T8316] ? check_preemption_disabled+0x36/0xd0 [ 100.577398][ T8316] ? netdev_core_pick_tx+0x290/0x290 [ 100.582940][ T8316] ? lock_acquire+0x1f0/0x850 [ 100.587654][ T8316] netlink_rcv_skb+0x118/0x370 [ 100.592402][ T8316] ? rtnetlink_put_metrics+0x420/0x420 [ 100.597842][ T8316] ? netlink_ack+0x9f0/0x9f0 [ 100.602414][ T8316] ? netlink_deliver_tap+0x15d/0x990 [ 100.607688][ T8316] netlink_unicast+0x42e/0x700 [ 100.612440][ T8316] ? netlink_attachskb+0x730/0x730 [ 100.617881][ T8316] ? __build_skb_around+0x1f3/0x2b0 [ 100.623069][ T8316] netlink_sendmsg+0x70e/0xbe0 [ 100.627835][ T8316] ? netlink_unicast+0x700/0x700 [ 100.632749][ T8316] ? iovec_from_user+0x143/0x290 [ 100.637682][ T8316] ? netlink_unicast+0x700/0x700 [ 100.642609][ T8316] sock_sendmsg+0xab/0xe0 [ 100.646937][ T8316] ____sys_sendmsg+0x5bf/0x7a0 [ 100.651694][ T8316] ? kernel_sendmsg+0x30/0x30 [ 100.656357][ T8316] ? do_recvmmsg+0x550/0x550 [ 100.660930][ T8316] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 100.666899][ T8316] ? __might_fault+0xb5/0x160 [ 100.671563][ T8316] ___sys_sendmsg+0xd3/0x150 [ 100.676256][ T8316] ? sendmsg_copy_msghdr+0x110/0x110 [ 100.681530][ T8316] ? find_held_lock+0x2d/0x110 [ 100.686288][ T8316] ? check_preemption_disabled+0x36/0xd0 [ 100.691910][ T8316] ? lock_release+0x424/0x7e0 [ 100.696583][ T8316] ? __fget_files+0x193/0x2b0 [ 100.701250][ T8316] ? lock_downgrade+0x7b0/0x7b0 [ 100.706081][ T8316] ? find_held_lock+0x2d/0x110 [ 100.710864][ T8316] ? check_preemption_disabled+0x36/0xd0 [ 100.716608][ T8316] ? lock_is_held_type+0xfa/0x130 [ 100.721637][ T8316] ? __fget_files+0x1ab/0x2b0 [ 100.726324][ T8316] ? __fget_light+0xbe/0x220 [ 100.731073][ T8316] __sys_sendmsg+0xb2/0x140 [ 100.735622][ T8316] ? __sys_sendmsg_sock+0x10/0x10 [ 100.740805][ T8316] ? check_preemption_disabled+0x36/0xd0 [ 100.746514][ T8316] ? syscall_enter_from_user_mode+0x1d/0x60 [ 100.752392][ T8316] ? lockdep_hardirqs_on+0x54/0x100 [ 100.757578][ T8316] do_syscall_64+0x3a/0xb0 [ 100.761979][ T8316] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 100.767851][ T8316] RIP: 0033:0x464d29 [ 100.771726][ 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 [ 100.791401][ T8316] RSP: 002b:00007faa55e04188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 100.799793][ T8316] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 100.807835][ T8316] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 100.815786][ T8316] RBP: 00007faa55e041d0 R08: 0000000000000000 R09: 0000000000000000 [ 100.823749][ T8316] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 100.831697][ T8316] R13: 00007fffa69f0bff R14: 00007faa55e04300 R15: 0000000000022000 [ 101.476503][ T8316] device veth0_vlan left promiscuous mode [ 101.498194][ T8316] device veth0_vlan entered promiscuous mode [ 101.515566][ T8317] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 101.537147][ T8336] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 101.574315][ T8360] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 101.876930][ T8361] FAULT_INJECTION: forcing a failure. [ 101.876930][ T8361] name failslab, interval 1, probability 0, space 0, times 0 [ 101.889912][ T8361] CPU: 1 PID: 8361 Comm: syz-executor.5 Not tainted 5.13.0-rc1-syzkaller #0 [ 101.898592][ T8361] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 101.908668][ T8361] Call Trace: [ 101.911963][ T8361] dump_stack+0x10c/0x14b [ 101.916320][ T8361] should_fail.cold+0x5/0xa [ 101.920852][ T8361] ? mark_held_locks+0x9f/0xe0 [ 101.925809][ T8361] should_failslab+0x5/0x10 [ 101.930589][ T8361] kmem_cache_alloc_node_trace+0x66/0x570 [ 101.936313][ T8361] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 101.941888][ T8361] __kmalloc_node_track_caller+0x38/0x60 [ 101.947530][ T8361] __alloc_skb+0x8b/0x280 [ 101.951871][ T8361] __neigh_notify+0x7f/0x110 [ 101.956464][ T8361] neigh_cleanup_and_release+0x5a/0x220 [ 101.961989][ T8361] neigh_flush_dev+0x4f4/0x800 [ 101.966748][ T8361] ? lock_release+0x424/0x7e0 [ 101.971419][ T8361] __neigh_ifdown.isra.0+0x44/0x390 [ 101.976611][ T8361] ? __local_bh_enable_ip+0x11f/0x220 [ 101.982066][ T8361] ? rt6_disable_ip+0x4a5/0x6a0 [ 101.986915][ T8361] neigh_ifdown+0x7/0x10 [ 101.991142][ T8361] rt6_disable_ip+0x559/0x6a0 [ 101.995815][ T8361] ? rt6_sync_down_dev+0x120/0x120 [ 102.000906][ T8361] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 102.006254][ T8361] ? check_preemption_disabled+0x36/0xd0 [ 102.011875][ T8361] ? asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 102.018022][ T8361] ? add_addr+0x2c0/0x2c0 [ 102.022363][ T8361] addrconf_notify+0x3e6/0x1ca0 [ 102.027197][ T8361] ? mark_held_locks+0x9f/0xe0 [ 102.031959][ T8361] ? check_preemption_disabled+0x36/0xd0 [ 102.037601][ T8361] ? tls_device_sk_destruct+0x610/0x610 [ 102.043191][ T8361] ? clusterip_netdev_event+0x369/0x540 [ 102.048728][ T8361] ? inet6_ifinfo_notify+0x100/0x100 [ 102.054012][ T8361] ? __local_bh_enable_ip+0x11f/0x220 [ 102.059406][ T8361] ? clusterip_netdev_event+0x369/0x540 [ 102.064950][ T8361] notifier_call_chain+0x94/0x170 [ 102.069974][ T8361] dev_close_many+0x28c/0x560 [ 102.074657][ T8361] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 102.080738][ T8361] __dev_change_net_namespace+0xb88/0x1120 [ 102.086675][ T8361] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 102.092303][ T8361] ? lock_chain_get_class+0x23/0xb0 [ 102.097517][ T8361] ? check_preemption_disabled+0x36/0xd0 [ 102.103164][ T8361] ? netdev_pick_tx+0x830/0x830 [ 102.108012][ T8361] ? security_capable+0x4c/0x90 [ 102.112972][ T8361] ? ns_capable+0x53/0xc0 [ 102.117317][ T8361] do_setlink+0x1d3/0x2df0 [ 102.121721][ T8361] ? unwind_get_return_address+0x51/0x90 [ 102.127344][ T8361] ? rtnl_getlink+0x930/0x930 [ 102.132015][ T8361] ? mark_lock+0xf0/0x15f0 [ 102.136524][ T8361] ? __lock_acquire+0xbc5/0x5050 [ 102.141465][ T8361] ? lock_chain_count+0x20/0x20 [ 102.146435][ T8361] ? mark_lock+0xf0/0x15f0 [ 102.150852][ T8361] ? mark_lock+0xf0/0x15f0 [ 102.155263][ T8361] ? memset+0x20/0x40 [ 102.159277][ T8361] ? __nla_validate_parse+0xb2/0x1fd0 [ 102.164636][ T8361] ? nla_get_range_signed+0x540/0x540 [ 102.170009][ T8361] __rtnl_newlink+0xabb/0x1360 [ 102.174923][ T8361] ? check_preemption_disabled+0x36/0xd0 [ 102.180546][ T8361] ? rtnl_setlink+0x320/0x320 [ 102.185210][ T8361] ? lock_release+0x424/0x7e0 [ 102.189897][ T8361] ? is_bpf_text_address+0x5f/0xe0 [ 102.195191][ T8361] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 102.201246][ T8361] ? is_bpf_text_address+0x77/0xe0 [ 102.206341][ T8361] ? kernel_text_address+0xbd/0xf0 [ 102.211443][ T8361] ? __kernel_text_address+0x9/0x30 [ 102.216735][ T8361] ? unwind_get_return_address+0x51/0x90 [ 102.222453][ T8361] ? create_prof_cpu_mask+0x20/0x20 [ 102.227743][ T8361] ? arch_stack_walk+0x93/0xe0 [ 102.232675][ T8361] ? stack_trace_save+0x8c/0xc0 [ 102.237709][ T8361] ? stack_trace_consume_entry+0x160/0x160 [ 102.243845][ T8361] ? fs_reclaim_release+0x9c/0xf0 [ 102.248870][ T8361] ? lock_is_held_type+0xfa/0x130 [ 102.253950][ T8361] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 102.259486][ T8361] ? trace_kmalloc+0xbe/0xf0 [ 102.264055][ T8361] ? kmem_cache_alloc_trace+0x221/0x440 [ 102.269699][ T8361] rtnl_newlink+0x5a/0x90 [ 102.274065][ T8361] rtnetlink_rcv_msg+0x32f/0x860 [ 102.278984][ T8361] ? __dev_queue_xmit+0x14aa/0x26b0 [ 102.284167][ T8361] ? rtnetlink_put_metrics+0x420/0x420 [ 102.289619][ T8361] ? check_preemption_disabled+0x36/0xd0 [ 102.295246][ T8361] ? netdev_core_pick_tx+0x290/0x290 [ 102.300952][ T8361] ? lock_acquire+0x1f0/0x850 [ 102.305729][ T8361] netlink_rcv_skb+0x118/0x370 [ 102.310511][ T8361] ? rtnetlink_put_metrics+0x420/0x420 [ 102.315972][ T8361] ? netlink_ack+0x9f0/0x9f0 [ 102.320544][ T8361] ? netlink_deliver_tap+0x15d/0x990 [ 102.325825][ T8361] netlink_unicast+0x42e/0x700 [ 102.330689][ T8361] ? netlink_attachskb+0x730/0x730 [ 102.335805][ T8361] ? __build_skb_around+0x1f3/0x2b0 [ 102.341027][ T8361] netlink_sendmsg+0x70e/0xbe0 [ 102.345787][ T8361] ? netlink_unicast+0x700/0x700 [ 102.350701][ T8361] ? iovec_from_user+0x143/0x290 [ 102.355642][ T8361] ? netlink_unicast+0x700/0x700 [ 102.360759][ T8361] sock_sendmsg+0xab/0xe0 [ 102.365083][ T8361] ____sys_sendmsg+0x5bf/0x7a0 [ 102.369858][ T8361] ? kernel_sendmsg+0x30/0x30 [ 102.374529][ T8361] ? do_recvmmsg+0x550/0x550 [ 102.379150][ T8361] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 102.385124][ T8361] ? __might_fault+0xb5/0x160 [ 102.389830][ T8361] ___sys_sendmsg+0xd3/0x150 [ 102.394408][ T8361] ? sendmsg_copy_msghdr+0x110/0x110 [ 102.399701][ T8361] ? find_held_lock+0x2d/0x110 [ 102.404545][ T8361] ? check_preemption_disabled+0x36/0xd0 [ 102.410187][ T8361] ? lock_release+0x424/0x7e0 [ 102.414849][ T8361] ? __fget_files+0x193/0x2b0 [ 102.419769][ T8361] ? lock_downgrade+0x7b0/0x7b0 [ 102.424597][ T8361] ? find_held_lock+0x2d/0x110 [ 102.429346][ T8361] ? check_preemption_disabled+0x36/0xd0 [ 102.434963][ T8361] ? lock_is_held_type+0xfa/0x130 [ 102.440110][ T8361] ? __fget_files+0x1ab/0x2b0 [ 102.444812][ T8361] ? __fget_light+0xbe/0x220 [ 102.449385][ T8361] __sys_sendmsg+0xb2/0x140 [ 102.453895][ T8361] ? __sys_sendmsg_sock+0x10/0x10 [ 102.458913][ T8361] ? check_preemption_disabled+0x36/0xd0 [ 102.464592][ T8361] ? syscall_enter_from_user_mode+0x1d/0x60 [ 102.470490][ T8361] ? lockdep_hardirqs_on+0x54/0x100 [ 102.475704][ T8361] do_syscall_64+0x3a/0xb0 [ 102.480108][ T8361] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 102.486004][ T8361] RIP: 0033:0x464d29 [ 102.490063][ T8361] 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 [ 102.509958][ T8361] RSP: 002b:00007fc972cce188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 102.518547][ T8361] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 102.527380][ T8361] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 102.535625][ T8361] RBP: 00007fc972cce1d0 R08: 0000000000000000 R09: 0000000000000000 [ 102.543707][ T8361] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 102.551985][ T8361] R13: 00007fffc4416abf R14: 00007fc972cce300 R15: 0000000000022000 [ 102.814830][ T8376] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 102.886081][ T8402] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 102.895580][ T8405] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 102.905412][ T8407] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 102.960459][ T8408] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 103.388478][ T8410] FAULT_INJECTION: forcing a failure. [ 103.388478][ T8410] name failslab, interval 1, probability 0, space 0, times 0 [ 103.401568][ T8410] CPU: 1 PID: 8410 Comm: syz-executor.2 Not tainted 5.13.0-rc1-syzkaller #0 [ 103.410618][ T8410] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 103.420687][ T8410] Call Trace: [ 103.424009][ T8410] dump_stack+0x10c/0x14b [ 103.428445][ T8410] should_fail.cold+0x5/0xa [ 103.432948][ T8410] ? mark_held_locks+0x9f/0xe0 [ 103.437711][ T8410] should_failslab+0x5/0x10 [ 103.442217][ T8410] kmem_cache_alloc_node_trace+0x66/0x570 [ 103.447943][ T8410] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 103.453502][ T8410] __kmalloc_node_track_caller+0x38/0x60 [ 103.459145][ T8410] __alloc_skb+0x8b/0x280 [ 103.463665][ T8410] __neigh_notify+0x7f/0x110 [ 103.468366][ T8410] neigh_cleanup_and_release+0x5a/0x220 [ 103.474007][ T8410] neigh_flush_dev+0x4f4/0x800 [ 103.478805][ T8410] ? lock_release+0x424/0x7e0 [ 103.483934][ T8410] __neigh_ifdown.isra.0+0x44/0x390 [ 103.489200][ T8410] ? __local_bh_enable_ip+0x11f/0x220 [ 103.495102][ T8410] ? rt6_disable_ip+0x4a5/0x6a0 [ 103.500079][ T8410] neigh_ifdown+0x7/0x10 [ 103.504331][ T8410] rt6_disable_ip+0x559/0x6a0 [ 103.509119][ T8410] ? rt6_sync_down_dev+0x120/0x120 [ 103.514863][ T8410] ? mark_lock+0xf0/0x15f0 [ 103.519269][ T8410] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 103.525066][ T8410] ? lock_chain_count+0x20/0x20 [ 103.530372][ T8410] ? add_addr+0x2c0/0x2c0 [ 103.534795][ T8410] ? check_preemption_disabled+0x36/0xd0 [ 103.540534][ T8410] ? lock_is_held_type+0xfa/0x130 [ 103.545557][ T8410] addrconf_notify+0x3e6/0x1ca0 [ 103.550412][ T8410] ? mark_held_locks+0x9f/0xe0 [ 103.555320][ T8410] ? check_preemption_disabled+0x36/0xd0 [ 103.561033][ T8410] ? tls_device_sk_destruct+0x610/0x610 [ 103.566565][ T8410] ? clusterip_netdev_event+0x369/0x540 [ 103.572099][ T8410] ? inet6_ifinfo_notify+0x100/0x100 [ 103.577512][ T8410] ? __local_bh_enable_ip+0x11f/0x220 [ 103.582981][ T8410] ? clusterip_netdev_event+0x369/0x540 [ 103.588520][ T8410] notifier_call_chain+0x94/0x170 [ 103.593538][ T8410] dev_close_many+0x28c/0x560 [ 103.598300][ T8410] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 103.604422][ T8410] __dev_change_net_namespace+0xb88/0x1120 [ 103.610338][ T8410] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 103.616050][ T8410] ? lock_chain_get_class+0x23/0xb0 [ 103.621495][ T8410] ? check_preemption_disabled+0x36/0xd0 [ 103.627161][ T8410] ? netdev_pick_tx+0x830/0x830 [ 103.631998][ T8410] ? security_capable+0x4c/0x90 [ 103.636937][ T8410] ? ns_capable+0x53/0xc0 [ 103.641256][ T8410] do_setlink+0x1d3/0x2df0 [ 103.645678][ T8410] ? unwind_get_return_address+0x51/0x90 [ 103.651311][ T8410] ? rtnl_getlink+0x930/0x930 [ 103.656074][ T8410] ? mark_lock+0xf0/0x15f0 [ 103.660489][ T8410] ? __lock_acquire+0xbc5/0x5050 [ 103.665417][ T8410] ? lock_chain_count+0x20/0x20 [ 103.670274][ T8410] ? mark_lock+0xf0/0x15f0 [ 103.674687][ T8410] ? memset+0x20/0x40 [ 103.678664][ T8410] ? __nla_validate_parse+0xb2/0x1fd0 [ 103.684348][ T8410] ? nla_get_range_signed+0x540/0x540 [ 103.689752][ T8410] __rtnl_newlink+0xabb/0x1360 [ 103.694727][ T8410] ? check_preemption_disabled+0x36/0xd0 [ 103.700353][ T8410] ? rtnl_setlink+0x320/0x320 [ 103.705034][ T8410] ? lock_release+0x424/0x7e0 [ 103.709823][ T8410] ? is_bpf_text_address+0x5f/0xe0 [ 103.714952][ T8410] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 103.721102][ T8410] ? is_bpf_text_address+0x77/0xe0 [ 103.726198][ T8410] ? kernel_text_address+0xbd/0xf0 [ 103.731296][ T8410] ? __kernel_text_address+0x9/0x30 [ 103.736576][ T8410] ? unwind_get_return_address+0x51/0x90 [ 103.742324][ T8410] ? create_prof_cpu_mask+0x20/0x20 [ 103.747526][ T8410] ? arch_stack_walk+0x93/0xe0 [ 103.752365][ T8410] ? stack_trace_save+0x8c/0xc0 [ 103.757199][ T8410] ? stack_trace_consume_entry+0x160/0x160 [ 103.763026][ T8410] ? fs_reclaim_release+0x9c/0xf0 [ 103.768032][ T8410] ? lock_is_held_type+0xfa/0x130 [ 103.773053][ T8410] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 103.778596][ T8410] ? trace_kmalloc+0xbe/0xf0 [ 103.783176][ T8410] ? kmem_cache_alloc_trace+0x221/0x440 [ 103.788889][ T8410] rtnl_newlink+0x5a/0x90 [ 103.793221][ T8410] rtnetlink_rcv_msg+0x32f/0x860 [ 103.798140][ T8410] ? rtnetlink_put_metrics+0x420/0x420 [ 103.803665][ T8410] ? check_preemption_disabled+0x36/0xd0 [ 103.809461][ T8410] ? asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 103.815622][ T8410] ? lockdep_hardirqs_on+0x54/0x100 [ 103.820980][ T8410] ? asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 103.827150][ T8410] netlink_rcv_skb+0x118/0x370 [ 103.831907][ T8410] ? rtnetlink_put_metrics+0x420/0x420 [ 103.837356][ T8410] ? netlink_ack+0x9f0/0x9f0 [ 103.841945][ T8410] ? netlink_deliver_tap+0x15d/0x990 [ 103.847249][ T8410] netlink_unicast+0x42e/0x700 [ 103.852021][ T8410] ? netlink_attachskb+0x730/0x730 [ 103.857382][ T8410] ? __build_skb_around+0x1f3/0x2b0 [ 103.862590][ T8410] netlink_sendmsg+0x70e/0xbe0 [ 103.867632][ T8410] ? netlink_unicast+0x700/0x700 [ 103.872547][ T8410] ? iovec_from_user+0x143/0x290 [ 103.877481][ T8410] ? netlink_unicast+0x700/0x700 [ 103.882481][ T8410] sock_sendmsg+0xab/0xe0 [ 103.886881][ T8410] ____sys_sendmsg+0x5bf/0x7a0 [ 103.891628][ T8410] ? kernel_sendmsg+0x30/0x30 [ 103.896285][ T8410] ? do_recvmmsg+0x550/0x550 [ 103.900882][ T8410] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 103.906859][ T8410] ? __might_fault+0xb5/0x160 [ 103.911540][ T8410] ___sys_sendmsg+0xd3/0x150 [ 103.916112][ T8410] ? sendmsg_copy_msghdr+0x110/0x110 [ 103.921394][ T8410] ? find_held_lock+0x2d/0x110 [ 103.926251][ T8410] ? check_preemption_disabled+0x36/0xd0 [ 103.932231][ T8410] ? lock_release+0x424/0x7e0 [ 103.937010][ T8410] ? __fget_files+0x193/0x2b0 [ 103.941675][ T8410] ? lock_downgrade+0x7b0/0x7b0 [ 103.946509][ T8410] ? find_held_lock+0x2d/0x110 [ 103.951273][ T8410] ? check_preemption_disabled+0x36/0xd0 [ 103.956907][ T8410] ? lock_is_held_type+0xfa/0x130 [ 103.961936][ T8410] ? __fget_files+0x1ab/0x2b0 [ 103.966617][ T8410] ? __fget_light+0xbe/0x220 [ 103.971340][ T8410] __sys_sendmsg+0xb2/0x140 [ 103.975850][ T8410] ? __sys_sendmsg_sock+0x10/0x10 [ 103.980985][ T8410] ? check_preemption_disabled+0x36/0xd0 [ 103.987038][ T8410] ? syscall_enter_from_user_mode+0x1d/0x60 [ 103.993122][ T8410] ? lockdep_hardirqs_on+0x54/0x100 [ 103.998395][ T8410] do_syscall_64+0x3a/0xb0 [ 104.003035][ T8410] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 104.009253][ T8410] RIP: 0033:0x464d29 [ 104.013131][ T8410] 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 [ 104.032723][ T8410] RSP: 002b:00007f3585a49188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 104.041304][ T8410] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 104.049464][ T8410] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 104.057694][ T8410] RBP: 00007f3585a491d0 R08: 0000000000000000 R09: 0000000000000000 [ 104.065695][ T8410] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 104.074293][ T8410] R13: 00007ffc1e42b2ff R14: 00007f3585a49300 R15: 0000000000022000 [ 104.387028][ T8431] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 104.830502][ T8442] FAULT_INJECTION: forcing a failure. [ 104.830502][ T8442] name failslab, interval 1, probability 0, space 0, times 0 [ 104.843793][ T8442] CPU: 1 PID: 8442 Comm: syz-executor.5 Not tainted 5.13.0-rc1-syzkaller #0 [ 104.852456][ T8442] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 104.862623][ T8442] Call Trace: [ 104.866139][ T8442] dump_stack+0x10c/0x14b [ 104.870472][ T8442] should_fail.cold+0x5/0xa [ 104.875049][ T8442] ? mark_held_locks+0x9f/0xe0 [ 104.879805][ T8442] should_failslab+0x5/0x10 [ 104.884297][ T8442] kmem_cache_alloc_node_trace+0x66/0x570 [ 104.890023][ T8442] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 104.895570][ T8442] __kmalloc_node_track_caller+0x38/0x60 [ 104.901300][ T8442] __alloc_skb+0x8b/0x280 [ 104.905819][ T8442] __neigh_notify+0x7f/0x110 [ 104.910591][ T8442] neigh_cleanup_and_release+0x5a/0x220 [ 104.916330][ T8442] neigh_flush_dev+0x4f4/0x800 [ 104.921103][ T8442] ? lock_release+0x424/0x7e0 [ 104.925798][ T8442] __neigh_ifdown.isra.0+0x44/0x390 [ 104.931070][ T8442] ? __local_bh_enable_ip+0x11f/0x220 [ 104.936522][ T8442] ? rt6_disable_ip+0x4a5/0x6a0 [ 104.941362][ T8442] neigh_ifdown+0x7/0x10 [ 104.945589][ T8442] rt6_disable_ip+0x559/0x6a0 [ 104.950422][ T8442] ? rt6_sync_down_dev+0x120/0x120 [ 104.955835][ T8442] ? mark_lock+0xf0/0x15f0 [ 104.960541][ T8442] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 104.966383][ T8442] ? lock_chain_count+0x20/0x20 [ 104.971233][ T8442] ? add_addr+0x2c0/0x2c0 [ 104.975601][ T8442] ? check_preemption_disabled+0x36/0xd0 [ 104.981339][ T8442] ? lock_is_held_type+0xfa/0x130 [ 104.986364][ T8442] addrconf_notify+0x3e6/0x1ca0 [ 104.991228][ T8442] ? mark_held_locks+0x9f/0xe0 [ 104.996166][ T8442] ? check_preemption_disabled+0x36/0xd0 [ 105.001921][ T8442] ? tls_device_sk_destruct+0x610/0x610 [ 105.007502][ T8442] ? clusterip_netdev_event+0x369/0x540 [ 105.013209][ T8442] ? inet6_ifinfo_notify+0x100/0x100 [ 105.018564][ T8442] ? __local_bh_enable_ip+0x11f/0x220 [ 105.024132][ T8442] ? clusterip_netdev_event+0x369/0x540 [ 105.029756][ T8442] notifier_call_chain+0x94/0x170 [ 105.034872][ T8442] dev_close_many+0x28c/0x560 [ 105.039815][ T8442] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 105.046002][ T8442] __dev_change_net_namespace+0xb88/0x1120 [ 105.051835][ T8442] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 105.057469][ T8442] ? lock_chain_get_class+0x23/0xb0 [ 105.062741][ T8442] ? check_preemption_disabled+0x36/0xd0 [ 105.068380][ T8442] ? netdev_pick_tx+0x830/0x830 [ 105.073609][ T8442] ? security_capable+0x4c/0x90 [ 105.078624][ T8442] ? ns_capable+0x53/0xc0 [ 105.083117][ T8442] do_setlink+0x1d3/0x2df0 [ 105.087702][ T8442] ? unwind_get_return_address+0x51/0x90 [ 105.093460][ T8442] ? rtnl_getlink+0x930/0x930 [ 105.098541][ T8442] ? mark_lock+0xf0/0x15f0 [ 105.103078][ T8442] ? __lock_acquire+0xbc5/0x5050 [ 105.108425][ T8442] ? lock_chain_count+0x20/0x20 [ 105.113281][ T8442] ? mark_lock+0xf0/0x15f0 [ 105.117698][ T8442] ? memset+0x20/0x40 [ 105.121853][ T8442] ? __nla_validate_parse+0xb2/0x1fd0 [ 105.127437][ T8442] ? nla_get_range_signed+0x540/0x540 [ 105.133266][ T8442] __rtnl_newlink+0xabb/0x1360 [ 105.138041][ T8442] ? check_preemption_disabled+0x36/0xd0 [ 105.143686][ T8442] ? rtnl_setlink+0x320/0x320 [ 105.148452][ T8442] ? lock_release+0x424/0x7e0 [ 105.153318][ T8442] ? is_bpf_text_address+0x5f/0xe0 [ 105.158438][ T8442] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 105.164513][ T8442] ? is_bpf_text_address+0x77/0xe0 [ 105.169743][ T8442] ? kernel_text_address+0xbd/0xf0 [ 105.174855][ T8442] ? __kernel_text_address+0x9/0x30 [ 105.180134][ T8442] ? unwind_get_return_address+0x51/0x90 [ 105.185905][ T8442] ? create_prof_cpu_mask+0x20/0x20 [ 105.191425][ T8442] ? arch_stack_walk+0x93/0xe0 [ 105.196197][ T8442] ? stack_trace_save+0x8c/0xc0 [ 105.201038][ T8442] ? stack_trace_consume_entry+0x160/0x160 [ 105.206869][ T8442] ? fs_reclaim_release+0x9c/0xf0 [ 105.212077][ T8442] ? lock_is_held_type+0xfa/0x130 [ 105.217213][ T8442] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 105.222852][ T8442] ? trace_kmalloc+0xbe/0xf0 [ 105.227437][ T8442] ? kmem_cache_alloc_trace+0x221/0x440 [ 105.233130][ T8442] rtnl_newlink+0x5a/0x90 [ 105.237679][ T8442] rtnetlink_rcv_msg+0x32f/0x860 [ 105.242619][ T8442] ? __dev_queue_xmit+0x14aa/0x26b0 [ 105.247816][ T8442] ? rtnetlink_put_metrics+0x420/0x420 [ 105.253267][ T8442] ? netdev_core_pick_tx+0x290/0x290 [ 105.258655][ T8442] netlink_rcv_skb+0x118/0x370 [ 105.263418][ T8442] ? rtnetlink_put_metrics+0x420/0x420 [ 105.269494][ T8442] ? netlink_ack+0x9f0/0x9f0 [ 105.274337][ T8442] ? netlink_deliver_tap+0x15d/0x990 [ 105.279656][ T8442] netlink_unicast+0x42e/0x700 [ 105.284668][ T8442] ? netlink_attachskb+0x730/0x730 [ 105.289956][ T8442] ? __build_skb_around+0x1f3/0x2b0 [ 105.295342][ T8442] netlink_sendmsg+0x70e/0xbe0 [ 105.300108][ T8442] ? netlink_unicast+0x700/0x700 [ 105.305068][ T8442] ? iovec_from_user+0x143/0x290 [ 105.310195][ T8442] ? netlink_unicast+0x700/0x700 [ 105.315138][ T8442] sock_sendmsg+0xab/0xe0 [ 105.319595][ T8442] ____sys_sendmsg+0x5bf/0x7a0 [ 105.324376][ T8442] ? kernel_sendmsg+0x30/0x30 [ 105.329045][ T8442] ? do_recvmmsg+0x550/0x550 [ 105.333804][ T8442] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 105.339823][ T8442] ? __might_fault+0xb5/0x160 [ 105.344809][ T8442] ___sys_sendmsg+0xd3/0x150 [ 105.349489][ T8442] ? sendmsg_copy_msghdr+0x110/0x110 [ 105.356155][ T8442] ? find_held_lock+0x2d/0x110 [ 105.361304][ T8442] ? check_preemption_disabled+0x36/0xd0 [ 105.367025][ T8442] ? lock_release+0x424/0x7e0 [ 105.371731][ T8442] ? __fget_files+0x193/0x2b0 [ 105.376841][ T8442] ? lock_downgrade+0x7b0/0x7b0 [ 105.382070][ T8442] ? find_held_lock+0x2d/0x110 [ 105.386828][ T8442] ? check_preemption_disabled+0x36/0xd0 [ 105.392697][ T8442] ? lock_is_held_type+0xfa/0x130 [ 105.397728][ T8442] ? __fget_files+0x1ab/0x2b0 [ 105.402537][ T8442] ? __fget_light+0xbe/0x220 [ 105.407303][ T8442] __sys_sendmsg+0xb2/0x140 [ 105.411821][ T8442] ? __sys_sendmsg_sock+0x10/0x10 [ 105.416992][ T8442] ? check_preemption_disabled+0x36/0xd0 [ 105.422610][ T8442] ? syscall_enter_from_user_mode+0x1d/0x60 [ 105.428501][ T8442] ? lockdep_hardirqs_on+0x54/0x100 [ 105.433698][ T8442] do_syscall_64+0x3a/0xb0 [ 105.438118][ T8442] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 105.444114][ T8442] RIP: 0033:0x464d29 [ 105.448024][ T8442] 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 [ 105.467896][ T8442] RSP: 002b:00007fc972cef188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 105.476299][ T8442] RAX: ffffffffffffffda RBX: 000000000055cfa0 RCX: 0000000000464d29 [ 105.484355][ T8442] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 105.492404][ T8442] RBP: 00007fc972cef1d0 R08: 0000000000000000 R09: 0000000000000000 [ 105.500362][ T8442] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 105.508405][ T8442] R13: 00007fffc4416abf R14: 00007fc972cef300 R15: 0000000000022000 2021/05/13 11:03:47 executed programs: 94 [ 105.779380][ T8442] device veth0_macvtap left promiscuous mode [ 105.817458][ T8446] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 105.852856][ T8458] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 105.903915][ T8489] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 105.944652][ T8491] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 105.977472][ T8493] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 106.263904][ T8495] FAULT_INJECTION: forcing a failure. [ 106.263904][ T8495] name failslab, interval 1, probability 0, space 0, times 0 [ 106.276852][ T8495] CPU: 0 PID: 8495 Comm: syz-executor.4 Not tainted 5.13.0-rc1-syzkaller #0 [ 106.286630][ T8495] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 106.297230][ T8495] Call Trace: [ 106.300616][ T8495] dump_stack+0x10c/0x14b [ 106.305757][ T8495] should_fail.cold+0x5/0xa [ 106.310667][ T8495] should_failslab+0x5/0x10 [ 106.315291][ T8495] kmem_cache_alloc_node+0x60/0x540 [ 106.320835][ T8495] __alloc_skb+0x153/0x280 [ 106.325254][ T8495] __neigh_notify+0x7f/0x110 [ 106.330224][ T8495] neigh_cleanup_and_release+0x5a/0x220 [ 106.335868][ T8495] neigh_flush_dev+0x4f4/0x800 [ 106.341496][ T8495] ? lock_release+0x424/0x7e0 [ 106.346320][ T8495] __neigh_ifdown.isra.0+0x44/0x390 [ 106.351526][ T8495] ? __local_bh_enable_ip+0x11f/0x220 [ 106.357694][ T8495] ? rt6_disable_ip+0x4a5/0x6a0 [ 106.362728][ T8495] neigh_ifdown+0x7/0x10 [ 106.366973][ T8495] rt6_disable_ip+0x559/0x6a0 [ 106.371781][ T8495] ? rt6_sync_down_dev+0x120/0x120 [ 106.377017][ T8495] ? mark_lock+0xf0/0x15f0 [ 106.381480][ T8495] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 106.387041][ T8495] ? lock_chain_count+0x20/0x20 [ 106.392057][ T8495] ? add_addr+0x2c0/0x2c0 [ 106.396508][ T8495] ? check_preemption_disabled+0x36/0xd0 [ 106.402635][ T8495] ? lock_is_held_type+0xfa/0x130 [ 106.407705][ T8495] addrconf_notify+0x3e6/0x1ca0 [ 106.412562][ T8495] ? mark_held_locks+0x9f/0xe0 [ 106.417448][ T8495] ? check_preemption_disabled+0x36/0xd0 [ 106.423074][ T8495] ? tls_device_sk_destruct+0x610/0x610 [ 106.428606][ T8495] ? clusterip_netdev_event+0x369/0x540 [ 106.434219][ T8495] ? inet6_ifinfo_notify+0x100/0x100 [ 106.439575][ T8495] ? __local_bh_enable_ip+0x11f/0x220 [ 106.445891][ T8495] ? clusterip_netdev_event+0x369/0x540 [ 106.451481][ T8495] notifier_call_chain+0x94/0x170 [ 106.456946][ T8495] dev_close_many+0x28c/0x560 [ 106.461711][ T8495] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 106.467935][ T8495] __dev_change_net_namespace+0xb88/0x1120 [ 106.473814][ T8495] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 106.479614][ T8495] ? lock_chain_get_class+0x23/0xb0 [ 106.484800][ T8495] ? check_preemption_disabled+0x36/0xd0 [ 106.490441][ T8495] ? netdev_pick_tx+0x830/0x830 [ 106.495409][ T8495] ? security_capable+0x4c/0x90 [ 106.501493][ T8495] ? ns_capable+0x53/0xc0 [ 106.506000][ T8495] do_setlink+0x1d3/0x2df0 [ 106.510449][ T8495] ? unwind_get_return_address+0x51/0x90 [ 106.516179][ T8495] ? rtnl_getlink+0x930/0x930 [ 106.520856][ T8495] ? mark_lock+0xf0/0x15f0 [ 106.525271][ T8495] ? __lock_acquire+0xbc5/0x5050 [ 106.530287][ T8495] ? lock_chain_count+0x20/0x20 [ 106.535127][ T8495] ? mark_lock+0xf0/0x15f0 [ 106.539600][ T8495] ? memset+0x20/0x40 [ 106.543584][ T8495] ? __nla_validate_parse+0xb2/0x1fd0 [ 106.548964][ T8495] ? nla_get_range_signed+0x540/0x540 [ 106.554337][ T8495] __rtnl_newlink+0xabb/0x1360 [ 106.559095][ T8495] ? check_preemption_disabled+0x36/0xd0 [ 106.564807][ T8495] ? rtnl_setlink+0x320/0x320 [ 106.569611][ T8495] ? lock_release+0x424/0x7e0 [ 106.574275][ T8495] ? is_bpf_text_address+0x5f/0xe0 [ 106.579390][ T8495] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 106.585462][ T8495] ? is_bpf_text_address+0x77/0xe0 [ 106.590675][ T8495] ? kernel_text_address+0xbd/0xf0 [ 106.595773][ T8495] ? __kernel_text_address+0x9/0x30 [ 106.600961][ T8495] ? unwind_get_return_address+0x51/0x90 [ 106.606664][ T8495] ? create_prof_cpu_mask+0x20/0x20 [ 106.611842][ T8495] ? arch_stack_walk+0x93/0xe0 [ 106.616609][ T8495] ? stack_trace_save+0x8c/0xc0 [ 106.621735][ T8495] ? stack_trace_consume_entry+0x160/0x160 [ 106.627625][ T8495] ? fs_reclaim_release+0x9c/0xf0 [ 106.632661][ T8495] ? lock_is_held_type+0xfa/0x130 [ 106.637719][ T8495] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 106.643353][ T8495] ? trace_kmalloc+0xbe/0xf0 [ 106.648045][ T8495] ? kmem_cache_alloc_trace+0x221/0x440 [ 106.653576][ T8495] rtnl_newlink+0x5a/0x90 [ 106.657895][ T8495] rtnetlink_rcv_msg+0x32f/0x860 [ 106.662947][ T8495] ? rtnetlink_put_metrics+0x420/0x420 [ 106.668448][ T8495] ? check_preemption_disabled+0x36/0xd0 [ 106.674072][ T8495] ? lock_acquire+0x222/0x850 [ 106.678807][ T8495] netlink_rcv_skb+0x118/0x370 [ 106.683766][ T8495] ? rtnetlink_put_metrics+0x420/0x420 [ 106.689236][ T8495] ? netlink_ack+0x9f0/0x9f0 [ 106.693820][ T8495] ? netlink_deliver_tap+0x15d/0x990 [ 106.699107][ T8495] netlink_unicast+0x42e/0x700 [ 106.703874][ T8495] ? netlink_attachskb+0x730/0x730 [ 106.709873][ T8495] ? __build_skb_around+0x1f3/0x2b0 [ 106.715406][ T8495] netlink_sendmsg+0x70e/0xbe0 [ 106.720161][ T8495] ? netlink_unicast+0x700/0x700 [ 106.725086][ T8495] ? iovec_from_user+0x143/0x290 [ 106.730021][ T8495] ? netlink_unicast+0x700/0x700 [ 106.734951][ T8495] sock_sendmsg+0xab/0xe0 [ 106.739289][ T8495] ____sys_sendmsg+0x5bf/0x7a0 [ 106.744067][ T8495] ? kernel_sendmsg+0x30/0x30 [ 106.748816][ T8495] ? do_recvmmsg+0x550/0x550 [ 106.753390][ T8495] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 106.759375][ T8495] ? __might_fault+0xb5/0x160 [ 106.764060][ T8495] ___sys_sendmsg+0xd3/0x150 [ 106.768653][ T8495] ? sendmsg_copy_msghdr+0x110/0x110 [ 106.773921][ T8495] ? find_held_lock+0x2d/0x110 [ 106.778684][ T8495] ? check_preemption_disabled+0x36/0xd0 [ 106.784830][ T8495] ? lock_release+0x424/0x7e0 [ 106.789487][ T8495] ? __fget_files+0x193/0x2b0 [ 106.794146][ T8495] ? lock_downgrade+0x7b0/0x7b0 [ 106.798982][ T8495] ? find_held_lock+0x2d/0x110 [ 106.803728][ T8495] ? check_preemption_disabled+0x36/0xd0 [ 106.809344][ T8495] ? lock_is_held_type+0xfa/0x130 [ 106.814912][ T8495] ? __fget_files+0x1ab/0x2b0 [ 106.819578][ T8495] ? __fget_light+0xbe/0x220 [ 106.824151][ T8495] __sys_sendmsg+0xb2/0x140 [ 106.828661][ T8495] ? __sys_sendmsg_sock+0x10/0x10 [ 106.833669][ T8495] ? check_preemption_disabled+0x36/0xd0 [ 106.839280][ T8495] ? syscall_enter_from_user_mode+0x1d/0x60 [ 106.845152][ T8495] ? lockdep_hardirqs_on+0x54/0x100 [ 106.850333][ T8495] do_syscall_64+0x3a/0xb0 [ 106.854737][ T8495] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 106.860625][ T8495] RIP: 0033:0x464d29 [ 106.864515][ T8495] 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 [ 106.884102][ T8495] RSP: 002b:00007ff0244ea188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 106.892511][ T8495] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 106.900478][ T8495] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 106.908431][ T8495] RBP: 00007ff0244ea1d0 R08: 0000000000000000 R09: 0000000000000000 [ 106.916391][ T8495] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 106.924725][ T8495] R13: 00007ffdceedf86f R14: 00007ff0244ea300 R15: 0000000000022000 [ 107.191250][ T8495] device veth1_vlan left promiscuous mode [ 107.404663][ T8500] FAULT_INJECTION: forcing a failure. [ 107.404663][ T8500] name failslab, interval 1, probability 0, space 0, times 0 [ 107.417351][ T8500] CPU: 1 PID: 8500 Comm: syz-executor.2 Not tainted 5.13.0-rc1-syzkaller #0 [ 107.426023][ T8500] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 107.436429][ T8500] Call Trace: [ 107.439701][ T8500] dump_stack+0x10c/0x14b [ 107.444028][ T8500] should_fail.cold+0x5/0xa [ 107.448523][ T8500] should_failslab+0x5/0x10 [ 107.453032][ T8500] kmem_cache_alloc_node+0x60/0x540 [ 107.458814][ T8500] __alloc_skb+0x153/0x280 [ 107.463277][ T8500] __neigh_notify+0x7f/0x110 [ 107.467865][ T8500] neigh_cleanup_and_release+0x5a/0x220 [ 107.473535][ T8500] neigh_flush_dev+0x4f4/0x800 [ 107.478408][ T8500] ? lock_release+0x424/0x7e0 [ 107.483115][ T8500] __neigh_ifdown.isra.0+0x44/0x390 [ 107.488399][ T8500] ? __local_bh_enable_ip+0x11f/0x220 [ 107.493772][ T8500] ? rt6_disable_ip+0x4a5/0x6a0 [ 107.498625][ T8500] neigh_ifdown+0x7/0x10 [ 107.502862][ T8500] rt6_disable_ip+0x559/0x6a0 [ 107.507750][ T8500] ? rt6_sync_down_dev+0x120/0x120 [ 107.513001][ T8500] ? mark_lock+0xf0/0x15f0 [ 107.517779][ T8500] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 107.523430][ T8500] ? lock_chain_count+0x20/0x20 [ 107.528291][ T8500] ? add_addr+0x2c0/0x2c0 [ 107.532632][ T8500] ? check_preemption_disabled+0x36/0xd0 [ 107.538370][ T8500] ? lock_is_held_type+0xfa/0x130 [ 107.543469][ T8500] addrconf_notify+0x3e6/0x1ca0 [ 107.548411][ T8500] ? mark_held_locks+0x9f/0xe0 [ 107.553161][ T8500] ? check_preemption_disabled+0x36/0xd0 [ 107.559399][ T8500] ? tls_device_sk_destruct+0x610/0x610 [ 107.564937][ T8500] ? clusterip_netdev_event+0x369/0x540 [ 107.570491][ T8500] ? inet6_ifinfo_notify+0x100/0x100 [ 107.575785][ T8500] ? __local_bh_enable_ip+0x11f/0x220 [ 107.581136][ T8500] ? clusterip_netdev_event+0x369/0x540 [ 107.586663][ T8500] notifier_call_chain+0x94/0x170 [ 107.591674][ T8500] dev_close_many+0x28c/0x560 [ 107.596336][ T8500] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 107.602393][ T8500] __dev_change_net_namespace+0xb88/0x1120 [ 107.608193][ T8500] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 107.613815][ T8500] ? lock_chain_get_class+0x23/0xb0 [ 107.618995][ T8500] ? check_preemption_disabled+0x36/0xd0 [ 107.624732][ T8500] ? netdev_pick_tx+0x830/0x830 [ 107.629609][ T8500] ? security_capable+0x4c/0x90 [ 107.634471][ T8500] ? ns_capable+0x53/0xc0 [ 107.638789][ T8500] do_setlink+0x1d3/0x2df0 [ 107.643193][ T8500] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 107.649379][ T8500] ? rtnl_getlink+0x930/0x930 [ 107.654051][ T8500] ? mark_lock+0xf0/0x15f0 [ 107.658462][ T8500] ? lock_is_held_type+0xd9/0x130 [ 107.663487][ T8500] ? lock_chain_count+0x20/0x20 [ 107.668587][ T8500] ? lock_release+0x424/0x7e0 [ 107.673376][ T8500] ? is_bpf_text_address+0x5f/0xe0 [ 107.678592][ T8500] ? memset+0x20/0x40 [ 107.682564][ T8500] ? __nla_validate_parse+0xb2/0x1fd0 [ 107.687951][ T8500] ? nla_get_range_signed+0x540/0x540 [ 107.693326][ T8500] __rtnl_newlink+0xabb/0x1360 [ 107.698091][ T8500] ? check_preemption_disabled+0x36/0xd0 [ 107.703719][ T8500] ? rtnl_setlink+0x320/0x320 [ 107.708372][ T8500] ? lock_release+0x424/0x7e0 [ 107.713040][ T8500] ? is_bpf_text_address+0x5f/0xe0 [ 107.718133][ T8500] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 107.724179][ T8500] ? is_bpf_text_address+0x77/0xe0 [ 107.729370][ T8500] ? kernel_text_address+0xbd/0xf0 [ 107.734461][ T8500] ? __kernel_text_address+0x9/0x30 [ 107.739637][ T8500] ? unwind_get_return_address+0x51/0x90 [ 107.745260][ T8500] ? create_prof_cpu_mask+0x20/0x20 [ 107.750441][ T8500] ? arch_stack_walk+0x93/0xe0 [ 107.755187][ T8500] ? stack_trace_save+0x8c/0xc0 [ 107.760273][ T8500] ? stack_trace_consume_entry+0x160/0x160 [ 107.766100][ T8500] ? fs_reclaim_release+0x9c/0xf0 [ 107.771113][ T8500] ? lock_is_held_type+0xfa/0x130 [ 107.776132][ T8500] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 107.781835][ T8500] ? trace_kmalloc+0xbe/0xf0 [ 107.786400][ T8500] ? kmem_cache_alloc_trace+0x221/0x440 [ 107.792010][ T8500] rtnl_newlink+0x5a/0x90 [ 107.796333][ T8500] rtnetlink_rcv_msg+0x32f/0x860 [ 107.801249][ T8500] ? __dev_queue_xmit+0x14aa/0x26b0 [ 107.806424][ T8500] ? rtnetlink_put_metrics+0x420/0x420 [ 107.811863][ T8500] ? check_preemption_disabled+0x36/0xd0 [ 107.817475][ T8500] ? netdev_core_pick_tx+0x290/0x290 [ 107.822740][ T8500] ? lock_acquire+0x1f0/0x850 [ 107.827440][ T8500] netlink_rcv_skb+0x118/0x370 [ 107.832185][ T8500] ? rtnetlink_put_metrics+0x420/0x420 [ 107.837633][ T8500] ? netlink_ack+0x9f0/0x9f0 [ 107.842205][ T8500] ? netlink_deliver_tap+0x15d/0x990 [ 107.847481][ T8500] netlink_unicast+0x42e/0x700 [ 107.852230][ T8500] ? netlink_attachskb+0x730/0x730 [ 107.857322][ T8500] ? __build_skb_around+0x1f3/0x2b0 [ 107.862591][ T8500] netlink_sendmsg+0x70e/0xbe0 [ 107.867342][ T8500] ? netlink_unicast+0x700/0x700 [ 107.872257][ T8500] ? iovec_from_user+0x143/0x290 [ 107.878006][ T8500] ? netlink_unicast+0x700/0x700 [ 107.882927][ T8500] sock_sendmsg+0xab/0xe0 [ 107.887247][ T8500] ____sys_sendmsg+0x5bf/0x7a0 [ 107.892001][ T8500] ? kernel_sendmsg+0x30/0x30 [ 107.896742][ T8500] ? do_recvmmsg+0x550/0x550 [ 107.901444][ T8500] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 107.907491][ T8500] ? __might_fault+0xb5/0x160 [ 107.912325][ T8500] ___sys_sendmsg+0xd3/0x150 [ 107.917022][ T8500] ? sendmsg_copy_msghdr+0x110/0x110 [ 107.922333][ T8500] ? find_held_lock+0x2d/0x110 [ 107.927089][ T8500] ? check_preemption_disabled+0x36/0xd0 [ 107.932823][ T8500] ? lock_release+0x424/0x7e0 [ 107.937593][ T8500] ? __fget_files+0x193/0x2b0 [ 107.942341][ T8500] ? lock_downgrade+0x7b0/0x7b0 [ 107.947266][ T8500] ? find_held_lock+0x2d/0x110 [ 107.952106][ T8500] ? check_preemption_disabled+0x36/0xd0 [ 107.957843][ T8500] ? lock_is_held_type+0xfa/0x130 [ 107.962956][ T8500] ? __fget_files+0x1ab/0x2b0 [ 107.967635][ T8500] ? __fget_light+0xbe/0x220 [ 107.972404][ T8500] __sys_sendmsg+0xb2/0x140 [ 107.977052][ T8500] ? __sys_sendmsg_sock+0x10/0x10 [ 107.982065][ T8500] ? check_preemption_disabled+0x36/0xd0 [ 107.988528][ T8500] ? syscall_enter_from_user_mode+0x1d/0x60 [ 107.994788][ T8500] ? lockdep_hardirqs_on+0x54/0x100 [ 108.000071][ T8500] do_syscall_64+0x3a/0xb0 [ 108.004758][ T8500] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 108.010729][ T8500] RIP: 0033:0x464d29 [ 108.015222][ T8500] 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 [ 108.034832][ T8500] RSP: 002b:00007f3585a49188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 108.043397][ T8500] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 108.051480][ T8500] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 108.059688][ T8500] RBP: 00007f3585a491d0 R08: 0000000000000000 R09: 0000000000000000 [ 108.067919][ T8500] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 108.076441][ T8500] R13: 00007ffc1e42b2ff R14: 00007f3585a49300 R15: 0000000000022000 [ 108.356595][ T8529] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 108.378641][ T8530] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 108.626425][ T8532] FAULT_INJECTION: forcing a failure. [ 108.626425][ T8532] name failslab, interval 1, probability 0, space 0, times 0 [ 108.639485][ T8532] CPU: 0 PID: 8532 Comm: syz-executor.5 Not tainted 5.13.0-rc1-syzkaller #0 [ 108.648537][ T8532] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 108.660019][ T8532] Call Trace: [ 108.663309][ T8532] dump_stack+0x10c/0x14b [ 108.667659][ T8532] should_fail.cold+0x5/0xa [ 108.672168][ T8532] ? mark_held_locks+0x9f/0xe0 [ 108.676947][ T8532] should_failslab+0x5/0x10 [ 108.681462][ T8532] kmem_cache_alloc_node_trace+0x66/0x570 [ 108.687375][ T8532] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 108.693022][ T8532] __kmalloc_node_track_caller+0x38/0x60 [ 108.698779][ T8532] __alloc_skb+0x8b/0x280 [ 108.703312][ T8532] inet6_ifa_notify+0x112/0x1e0 [ 108.708527][ T8532] ? inet6_fill_ifaddr+0xba0/0xba0 [ 108.713973][ T8532] ? lock_release+0x424/0x7e0 [ 108.718661][ T8532] __ipv6_ifa_notify+0x13f/0x910 [ 108.723608][ T8532] ? modify_prefix_route+0x4f0/0x4f0 [ 108.728898][ T8532] ? check_preemption_disabled+0x36/0xd0 [ 108.734540][ T8532] ? __local_bh_enable_ip+0x11f/0x220 [ 108.740262][ T8532] ? addrconf_ifdown.isra.0+0x797/0x10e0 [ 108.746519][ T8532] addrconf_ifdown.isra.0+0x7ae/0x10e0 [ 108.752556][ T8532] ? add_addr+0x2c0/0x2c0 [ 108.756882][ T8532] ? check_preemption_disabled+0x36/0xd0 [ 108.762690][ T8532] ? lock_is_held_type+0xfa/0x130 [ 108.767815][ T8532] addrconf_notify+0x3e6/0x1ca0 [ 108.772677][ T8532] ? mark_held_locks+0x9f/0xe0 [ 108.777433][ T8532] ? check_preemption_disabled+0x36/0xd0 [ 108.783070][ T8532] ? tls_device_sk_destruct+0x610/0x610 [ 108.788611][ T8532] ? clusterip_netdev_event+0x369/0x540 [ 108.794159][ T8532] ? inet6_ifinfo_notify+0x100/0x100 [ 108.799445][ T8532] ? __local_bh_enable_ip+0x11f/0x220 [ 108.804944][ T8532] ? clusterip_netdev_event+0x369/0x540 [ 108.810579][ T8532] notifier_call_chain+0x94/0x170 [ 108.815798][ T8532] dev_close_many+0x28c/0x560 [ 108.820573][ T8532] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 108.826640][ T8532] __dev_change_net_namespace+0xb88/0x1120 [ 108.832459][ T8532] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 108.838080][ T8532] ? lock_chain_get_class+0x23/0xb0 [ 108.843278][ T8532] ? check_preemption_disabled+0x36/0xd0 [ 108.848909][ T8532] ? netdev_pick_tx+0x830/0x830 [ 108.853753][ T8532] ? security_capable+0x4c/0x90 [ 108.858595][ T8532] ? ns_capable+0x53/0xc0 [ 108.862923][ T8532] do_setlink+0x1d3/0x2df0 [ 108.867334][ T8532] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 108.873536][ T8532] ? rtnl_getlink+0x930/0x930 [ 108.878212][ T8532] ? mark_lock+0xf0/0x15f0 [ 108.882625][ T8532] ? lock_is_held_type+0xd9/0x130 [ 108.887636][ T8532] ? lock_chain_count+0x20/0x20 [ 108.892479][ T8532] ? lock_release+0x424/0x7e0 [ 108.897147][ T8532] ? is_bpf_text_address+0x5f/0xe0 [ 108.902340][ T8532] ? memset+0x20/0x40 [ 108.906321][ T8532] ? __nla_validate_parse+0xb2/0x1fd0 [ 108.911691][ T8532] ? nla_get_range_signed+0x540/0x540 [ 108.917066][ T8532] __rtnl_newlink+0xabb/0x1360 [ 108.921828][ T8532] ? check_preemption_disabled+0x36/0xd0 [ 108.927517][ T8532] ? rtnl_setlink+0x320/0x320 [ 108.932197][ T8532] ? lock_release+0x424/0x7e0 [ 108.936869][ T8532] ? is_bpf_text_address+0x5f/0xe0 [ 108.942215][ T8532] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 108.948412][ T8532] ? is_bpf_text_address+0x77/0xe0 [ 108.953525][ T8532] ? kernel_text_address+0xbd/0xf0 [ 108.958641][ T8532] ? __kernel_text_address+0x9/0x30 [ 108.964018][ T8532] ? unwind_get_return_address+0x51/0x90 [ 108.969702][ T8532] ? create_prof_cpu_mask+0x20/0x20 [ 108.975173][ T8532] ? arch_stack_walk+0x93/0xe0 [ 108.979937][ T8532] ? stack_trace_save+0x8c/0xc0 [ 108.984835][ T8532] ? stack_trace_consume_entry+0x160/0x160 [ 108.990654][ T8532] ? fs_reclaim_release+0x9c/0xf0 [ 108.995671][ T8532] ? lock_is_held_type+0xfa/0x130 [ 109.001128][ T8532] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 109.006835][ T8532] ? trace_kmalloc+0xbe/0xf0 [ 109.011634][ T8532] ? kmem_cache_alloc_trace+0x221/0x440 [ 109.017169][ T8532] rtnl_newlink+0x5a/0x90 [ 109.021548][ T8532] rtnetlink_rcv_msg+0x32f/0x860 [ 109.026475][ T8532] ? __dev_queue_xmit+0x14aa/0x26b0 [ 109.031904][ T8532] ? rtnetlink_put_metrics+0x420/0x420 [ 109.037371][ T8532] ? check_preemption_disabled+0x36/0xd0 [ 109.043001][ T8532] ? netdev_core_pick_tx+0x290/0x290 [ 109.048277][ T8532] ? lock_acquire+0x1f0/0x850 [ 109.052952][ T8532] netlink_rcv_skb+0x118/0x370 [ 109.057708][ T8532] ? rtnetlink_put_metrics+0x420/0x420 [ 109.063323][ T8532] ? netlink_ack+0x9f0/0x9f0 [ 109.067923][ T8532] ? netlink_deliver_tap+0x15d/0x990 [ 109.073206][ T8532] netlink_unicast+0x42e/0x700 [ 109.077959][ T8532] ? netlink_attachskb+0x730/0x730 [ 109.083088][ T8532] ? __build_skb_around+0x1f3/0x2b0 [ 109.088293][ T8532] netlink_sendmsg+0x70e/0xbe0 [ 109.093055][ T8532] ? netlink_unicast+0x700/0x700 [ 109.097978][ T8532] ? iovec_from_user+0x143/0x290 [ 109.102944][ T8532] ? netlink_unicast+0x700/0x700 [ 109.107873][ T8532] sock_sendmsg+0xab/0xe0 [ 109.112213][ T8532] ____sys_sendmsg+0x5bf/0x7a0 [ 109.117079][ T8532] ? kernel_sendmsg+0x30/0x30 [ 109.121764][ T8532] ? do_recvmmsg+0x550/0x550 [ 109.126359][ T8532] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 109.132547][ T8532] ? __might_fault+0xb5/0x160 [ 109.137230][ T8532] ___sys_sendmsg+0xd3/0x150 [ 109.142017][ T8532] ? sendmsg_copy_msghdr+0x110/0x110 [ 109.147294][ T8532] ? find_held_lock+0x2d/0x110 [ 109.152097][ T8532] ? check_preemption_disabled+0x36/0xd0 [ 109.157722][ T8532] ? lock_release+0x424/0x7e0 [ 109.162439][ T8532] ? __fget_files+0x193/0x2b0 [ 109.167105][ T8532] ? lock_downgrade+0x7b0/0x7b0 [ 109.172051][ T8532] ? find_held_lock+0x2d/0x110 [ 109.176894][ T8532] ? check_preemption_disabled+0x36/0xd0 [ 109.182553][ T8532] ? lock_is_held_type+0xfa/0x130 [ 109.187654][ T8532] ? __fget_files+0x1ab/0x2b0 [ 109.192327][ T8532] ? __fget_light+0xbe/0x220 [ 109.196910][ T8532] __sys_sendmsg+0xb2/0x140 [ 109.201522][ T8532] ? __sys_sendmsg_sock+0x10/0x10 [ 109.206538][ T8532] ? check_preemption_disabled+0x36/0xd0 [ 109.212159][ T8532] ? syscall_enter_from_user_mode+0x1d/0x60 [ 109.218034][ T8532] ? lockdep_hardirqs_on+0x54/0x100 [ 109.223323][ T8532] do_syscall_64+0x3a/0xb0 [ 109.227736][ T8532] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 109.233633][ T8532] RIP: 0033:0x464d29 [ 109.237528][ T8532] 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 [ 109.257257][ T8532] RSP: 002b:00007fc972cce188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 109.265766][ T8532] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 109.273734][ T8532] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 109.281709][ T8532] RBP: 00007fc972cce1d0 R08: 0000000000000000 R09: 0000000000000000 [ 109.289923][ T8532] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 109.297887][ T8532] R13: 00007fffc4416abf R14: 00007fc972cce300 R15: 0000000000022000 [ 109.563904][ T8538] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 109.764513][ T8541] FAULT_INJECTION: forcing a failure. [ 109.764513][ T8541] name failslab, interval 1, probability 0, space 0, times 0 [ 109.777965][ T8541] CPU: 0 PID: 8541 Comm: syz-executor.1 Not tainted 5.13.0-rc1-syzkaller #0 [ 109.786659][ T8541] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 109.796713][ T8541] Call Trace: [ 109.799998][ T8541] dump_stack+0x10c/0x14b [ 109.804325][ T8541] should_fail.cold+0x5/0xa [ 109.808817][ T8541] should_failslab+0x5/0x10 [ 109.813346][ T8541] kmem_cache_alloc_node+0x60/0x540 [ 109.818624][ T8541] ? mark_lock+0xf0/0x15f0 [ 109.823036][ T8541] __alloc_skb+0x153/0x280 [ 109.827439][ T8541] inet6_ifa_notify+0x112/0x1e0 [ 109.832271][ T8541] ? inet6_fill_ifaddr+0xba0/0xba0 [ 109.837393][ T8541] ? lock_release+0x424/0x7e0 [ 109.842067][ T8541] __ipv6_ifa_notify+0x13f/0x910 [ 109.848231][ T8541] ? modify_prefix_route+0x4f0/0x4f0 [ 109.853516][ T8541] ? check_preemption_disabled+0x36/0xd0 [ 109.859620][ T8541] ? __local_bh_enable_ip+0x11f/0x220 [ 109.864985][ T8541] ? addrconf_ifdown.isra.0+0x797/0x10e0 [ 109.870788][ T8541] addrconf_ifdown.isra.0+0x7ae/0x10e0 [ 109.876321][ T8541] ? add_addr+0x2c0/0x2c0 [ 109.880647][ T8541] ? check_preemption_disabled+0x36/0xd0 [ 109.886411][ T8541] ? lock_is_held_type+0xfa/0x130 [ 109.891630][ T8541] addrconf_notify+0x3e6/0x1ca0 [ 109.896477][ T8541] ? mark_held_locks+0x9f/0xe0 [ 109.901247][ T8541] ? check_preemption_disabled+0x36/0xd0 [ 109.906949][ T8541] ? tls_device_sk_destruct+0x610/0x610 [ 109.912478][ T8541] ? clusterip_netdev_event+0x369/0x540 [ 109.918013][ T8541] ? inet6_ifinfo_notify+0x100/0x100 [ 109.923324][ T8541] ? __local_bh_enable_ip+0x11f/0x220 [ 109.928939][ T8541] ? clusterip_netdev_event+0x369/0x540 [ 109.934471][ T8541] notifier_call_chain+0x94/0x170 [ 109.939584][ T8541] dev_close_many+0x28c/0x560 [ 109.944392][ T8541] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 109.950449][ T8541] __dev_change_net_namespace+0xb88/0x1120 [ 109.956244][ T8541] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 109.961899][ T8541] ? lock_chain_get_class+0x23/0xb0 [ 109.967270][ T8541] ? check_preemption_disabled+0x36/0xd0 [ 109.972920][ T8541] ? netdev_pick_tx+0x830/0x830 [ 109.977763][ T8541] ? security_capable+0x4c/0x90 [ 109.982606][ T8541] ? ns_capable+0x53/0xc0 [ 109.987058][ T8541] do_setlink+0x1d3/0x2df0 [ 109.991732][ T8541] ? unwind_get_return_address+0x51/0x90 [ 109.997357][ T8541] ? rtnl_getlink+0x930/0x930 [ 110.002123][ T8541] ? mark_lock+0xf0/0x15f0 [ 110.006620][ T8541] ? __lock_acquire+0xbc5/0x5050 [ 110.011562][ T8541] ? lock_chain_count+0x20/0x20 [ 110.016408][ T8541] ? mark_lock+0xf0/0x15f0 [ 110.020827][ T8541] ? memset+0x20/0x40 [ 110.024804][ T8541] ? __nla_validate_parse+0xb2/0x1fd0 [ 110.030166][ T8541] ? nla_get_range_signed+0x540/0x540 [ 110.035537][ T8541] __rtnl_newlink+0xabb/0x1360 [ 110.040318][ T8541] ? check_preemption_disabled+0x36/0xd0 [ 110.045950][ T8541] ? rtnl_setlink+0x320/0x320 [ 110.050623][ T8541] ? lock_release+0x424/0x7e0 [ 110.055318][ T8541] ? is_bpf_text_address+0x5f/0xe0 [ 110.060584][ T8541] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 110.066655][ T8541] ? is_bpf_text_address+0x77/0xe0 [ 110.071748][ T8541] ? kernel_text_address+0xbd/0xf0 [ 110.076847][ T8541] ? __kernel_text_address+0x9/0x30 [ 110.082048][ T8541] ? unwind_get_return_address+0x51/0x90 [ 110.087783][ T8541] ? create_prof_cpu_mask+0x20/0x20 [ 110.093119][ T8541] ? arch_stack_walk+0x93/0xe0 [ 110.097886][ T8541] ? stack_trace_save+0x8c/0xc0 [ 110.102731][ T8541] ? stack_trace_consume_entry+0x160/0x160 [ 110.108539][ T8541] ? fs_reclaim_release+0x9c/0xf0 [ 110.113707][ T8541] ? lock_is_held_type+0xfa/0x130 [ 110.118729][ T8541] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 110.124386][ T8541] ? trace_kmalloc+0xbe/0xf0 [ 110.129053][ T8541] ? kmem_cache_alloc_trace+0x221/0x440 [ 110.134868][ T8541] rtnl_newlink+0x5a/0x90 [ 110.139198][ T8541] rtnetlink_rcv_msg+0x32f/0x860 [ 110.144124][ T8541] ? __dev_queue_xmit+0x14aa/0x26b0 [ 110.149497][ T8541] ? rtnetlink_put_metrics+0x420/0x420 [ 110.154944][ T8541] ? check_preemption_disabled+0x36/0xd0 [ 110.160577][ T8541] ? netdev_core_pick_tx+0x290/0x290 [ 110.165938][ T8541] ? lock_acquire+0x1f0/0x850 [ 110.170594][ T8541] netlink_rcv_skb+0x118/0x370 [ 110.175341][ T8541] ? rtnetlink_put_metrics+0x420/0x420 [ 110.180800][ T8541] ? netlink_ack+0x9f0/0x9f0 [ 110.185392][ T8541] ? netlink_deliver_tap+0x15d/0x990 [ 110.190679][ T8541] netlink_unicast+0x42e/0x700 [ 110.195567][ T8541] ? netlink_attachskb+0x730/0x730 [ 110.200694][ T8541] ? __build_skb_around+0x1f3/0x2b0 [ 110.206036][ T8541] netlink_sendmsg+0x70e/0xbe0 [ 110.210794][ T8541] ? netlink_unicast+0x700/0x700 [ 110.215743][ T8541] ? iovec_from_user+0x143/0x290 [ 110.220688][ T8541] ? netlink_unicast+0x700/0x700 [ 110.225633][ T8541] sock_sendmsg+0xab/0xe0 [ 110.229950][ T8541] ____sys_sendmsg+0x5bf/0x7a0 [ 110.234731][ T8541] ? kernel_sendmsg+0x30/0x30 [ 110.239398][ T8541] ? do_recvmmsg+0x550/0x550 [ 110.243979][ T8541] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 110.249944][ T8541] ? __might_fault+0xb5/0x160 [ 110.254612][ T8541] ___sys_sendmsg+0xd3/0x150 [ 110.259203][ T8541] ? sendmsg_copy_msghdr+0x110/0x110 [ 110.264478][ T8541] ? find_held_lock+0x2d/0x110 [ 110.269221][ T8541] ? check_preemption_disabled+0x36/0xd0 [ 110.274850][ T8541] ? lock_release+0x424/0x7e0 [ 110.279533][ T8541] ? __fget_files+0x193/0x2b0 [ 110.284205][ T8541] ? lock_downgrade+0x7b0/0x7b0 [ 110.289342][ T8541] ? find_held_lock+0x2d/0x110 [ 110.294365][ T8541] ? check_preemption_disabled+0x36/0xd0 [ 110.300091][ T8541] ? lock_is_held_type+0xfa/0x130 [ 110.305205][ T8541] ? __fget_files+0x1ab/0x2b0 [ 110.309893][ T8541] ? __fget_light+0xbe/0x220 [ 110.314573][ T8541] __sys_sendmsg+0xb2/0x140 [ 110.319062][ T8541] ? __sys_sendmsg_sock+0x10/0x10 [ 110.324098][ T8541] ? check_preemption_disabled+0x36/0xd0 [ 110.330109][ T8541] ? syscall_enter_from_user_mode+0x1d/0x60 [ 110.336253][ T8541] ? lockdep_hardirqs_on+0x54/0x100 [ 110.341453][ T8541] do_syscall_64+0x3a/0xb0 [ 110.345863][ T8541] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 110.351964][ T8541] RIP: 0033:0x464d29 [ 110.356284][ T8541] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 110.375899][ T8541] RSP: 002b:00007faa55e04188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 110.384338][ T8541] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 110.392488][ T8541] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 110.400465][ T8541] RBP: 00007faa55e041d0 R08: 0000000000000000 R09: 0000000000000000 [ 110.408475][ T8541] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 110.416541][ T8541] R13: 00007fffa69f0bff R14: 00007faa55e04300 R15: 0000000000022000 [ 110.694148][ T8562] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 110.744941][ T8564] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 111.029760][ T8565] FAULT_INJECTION: forcing a failure. [ 111.029760][ T8565] name failslab, interval 1, probability 0, space 0, times 0 [ 111.042743][ T8565] CPU: 0 PID: 8565 Comm: syz-executor.4 Not tainted 5.13.0-rc1-syzkaller #0 [ 111.051619][ T8565] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 111.061694][ T8565] Call Trace: [ 111.064975][ T8565] dump_stack+0x10c/0x14b [ 111.069293][ T8565] should_fail.cold+0x5/0xa [ 111.073782][ T8565] should_failslab+0x5/0x10 [ 111.078334][ T8565] kmem_cache_alloc_node+0x60/0x540 [ 111.083528][ T8565] __alloc_skb+0x153/0x280 [ 111.087947][ T8565] __neigh_notify+0x7f/0x110 [ 111.092814][ T8565] neigh_cleanup_and_release+0x5a/0x220 [ 111.098437][ T8565] neigh_flush_dev+0x4f4/0x800 [ 111.103431][ T8565] ? lock_release+0x424/0x7e0 [ 111.108361][ T8565] __neigh_ifdown.isra.0+0x44/0x390 [ 111.113825][ T8565] ? __local_bh_enable_ip+0x11f/0x220 [ 111.119403][ T8565] ? rt6_disable_ip+0x4a5/0x6a0 [ 111.124892][ T8565] neigh_ifdown+0x7/0x10 [ 111.129131][ T8565] rt6_disable_ip+0x559/0x6a0 [ 111.133989][ T8565] ? rt6_sync_down_dev+0x120/0x120 [ 111.139729][ T8565] ? mark_lock+0xf0/0x15f0 [ 111.144333][ T8565] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 111.150060][ T8565] ? lock_chain_count+0x20/0x20 [ 111.155861][ T8565] ? add_addr+0x2c0/0x2c0 [ 111.160473][ T8565] ? check_preemption_disabled+0x36/0xd0 [ 111.166544][ T8565] ? lock_is_held_type+0xfa/0x130 [ 111.172409][ T8565] addrconf_notify+0x3e6/0x1ca0 [ 111.177677][ T8565] ? mark_held_locks+0x9f/0xe0 [ 111.182791][ T8565] ? check_preemption_disabled+0x36/0xd0 [ 111.188839][ T8565] ? tls_device_sk_destruct+0x610/0x610 [ 111.195013][ T8565] ? clusterip_netdev_event+0x369/0x540 [ 111.201181][ T8565] ? inet6_ifinfo_notify+0x100/0x100 [ 111.206478][ T8565] ? __local_bh_enable_ip+0x11f/0x220 [ 111.212870][ T8565] ? clusterip_netdev_event+0x369/0x540 [ 111.218735][ T8565] notifier_call_chain+0x94/0x170 [ 111.223873][ T8565] dev_close_many+0x28c/0x560 [ 111.228556][ T8565] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 111.235077][ T8565] __dev_change_net_namespace+0xb88/0x1120 [ 111.241432][ T8565] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 111.247161][ T8565] ? check_preemption_disabled+0x36/0xd0 [ 111.253050][ T8565] ? netdev_pick_tx+0x830/0x830 [ 111.261364][ T8565] ? security_capable+0x4c/0x90 [ 111.266215][ T8565] ? ns_capable+0x53/0xc0 [ 111.270678][ T8565] do_setlink+0x1d3/0x2df0 [ 111.275178][ T8565] ? unwind_get_return_address+0x51/0x90 [ 111.280944][ T8565] ? rtnl_getlink+0x930/0x930 [ 111.285617][ T8565] ? mark_lock+0xf0/0x15f0 [ 111.290021][ T8565] ? __lock_acquire+0xbc5/0x5050 [ 111.295170][ T8565] ? lock_chain_count+0x20/0x20 [ 111.300653][ T8565] ? mark_lock+0xf0/0x15f0 [ 111.305239][ T8565] ? memset+0x20/0x40 [ 111.309233][ T8565] ? __nla_validate_parse+0xb2/0x1fd0 [ 111.314625][ T8565] ? nla_get_range_signed+0x540/0x540 [ 111.320212][ T8565] __rtnl_newlink+0xabb/0x1360 [ 111.325264][ T8565] ? check_preemption_disabled+0x36/0xd0 [ 111.330914][ T8565] ? rtnl_setlink+0x320/0x320 [ 111.335688][ T8565] ? lock_release+0x424/0x7e0 [ 111.340360][ T8565] ? is_bpf_text_address+0x5f/0xe0 [ 111.345466][ T8565] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 111.351521][ T8565] ? is_bpf_text_address+0x77/0xe0 [ 111.356757][ T8565] ? kernel_text_address+0xbd/0xf0 [ 111.361874][ T8565] ? __kernel_text_address+0x9/0x30 [ 111.367378][ T8565] ? unwind_get_return_address+0x51/0x90 [ 111.373128][ T8565] ? create_prof_cpu_mask+0x20/0x20 [ 111.378324][ T8565] ? arch_stack_walk+0x93/0xe0 [ 111.383150][ T8565] ? stack_trace_save+0x8c/0xc0 [ 111.388125][ T8565] ? stack_trace_consume_entry+0x160/0x160 [ 111.394119][ T8565] ? fs_reclaim_release+0x9c/0xf0 [ 111.399242][ T8565] ? lock_is_held_type+0xfa/0x130 [ 111.404268][ T8565] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 111.409802][ T8565] ? trace_kmalloc+0xbe/0xf0 [ 111.414377][ T8565] ? kmem_cache_alloc_trace+0x221/0x440 [ 111.420009][ T8565] rtnl_newlink+0x5a/0x90 [ 111.424459][ T8565] rtnetlink_rcv_msg+0x32f/0x860 [ 111.429505][ T8565] ? rtnetlink_put_metrics+0x420/0x420 [ 111.435148][ T8565] ? check_preemption_disabled+0x36/0xd0 [ 111.440788][ T8565] ? lock_acquire+0x222/0x850 [ 111.445583][ T8565] netlink_rcv_skb+0x118/0x370 [ 111.450360][ T8565] ? rtnetlink_put_metrics+0x420/0x420 [ 111.455889][ T8565] ? netlink_ack+0x9f0/0x9f0 [ 111.460476][ T8565] ? netlink_deliver_tap+0x15d/0x990 [ 111.465865][ T8565] netlink_unicast+0x42e/0x700 [ 111.471232][ T8565] ? netlink_attachskb+0x730/0x730 [ 111.476659][ T8565] ? __build_skb_around+0x1f3/0x2b0 [ 111.482835][ T8565] netlink_sendmsg+0x70e/0xbe0 [ 111.488631][ T8565] ? netlink_unicast+0x700/0x700 [ 111.494028][ T8565] ? iovec_from_user+0x143/0x290 [ 111.499159][ T8565] ? netlink_unicast+0x700/0x700 [ 111.504656][ T8565] sock_sendmsg+0xab/0xe0 [ 111.510751][ T8565] ____sys_sendmsg+0x5bf/0x7a0 [ 111.516143][ T8565] ? kernel_sendmsg+0x30/0x30 [ 111.521364][ T8565] ? do_recvmmsg+0x550/0x550 [ 111.526255][ T8565] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 111.533301][ T8565] ? __might_fault+0xb5/0x160 [ 111.539197][ T8565] ___sys_sendmsg+0xd3/0x150 [ 111.544838][ T8565] ? sendmsg_copy_msghdr+0x110/0x110 [ 111.551289][ T8565] ? find_held_lock+0x2d/0x110 [ 111.557726][ T8565] ? check_preemption_disabled+0x36/0xd0 [ 111.564495][ T8565] ? lock_release+0x424/0x7e0 [ 111.569216][ T8565] ? __fget_files+0x193/0x2b0 [ 111.575373][ T8565] ? lock_downgrade+0x7b0/0x7b0 [ 111.580262][ T8565] ? find_held_lock+0x2d/0x110 [ 111.585513][ T8565] ? check_preemption_disabled+0x36/0xd0 [ 111.591487][ T8565] ? lock_is_held_type+0xfa/0x130 [ 111.596759][ T8565] ? __fget_files+0x1ab/0x2b0 [ 111.601557][ T8565] ? __fget_light+0xbe/0x220 [ 111.606150][ T8565] __sys_sendmsg+0xb2/0x140 [ 111.611010][ T8565] ? __sys_sendmsg_sock+0x10/0x10 [ 111.616592][ T8565] ? check_preemption_disabled+0x36/0xd0 [ 111.622375][ T8565] ? syscall_enter_from_user_mode+0x1d/0x60 [ 111.628432][ T8565] ? lockdep_hardirqs_on+0x54/0x100 [ 111.633725][ T8565] do_syscall_64+0x3a/0xb0 [ 111.638142][ T8565] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 111.644027][ T8565] RIP: 0033:0x464d29 [ 111.648018][ T8565] 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 [ 111.667830][ T8565] RSP: 002b:00007ff0244ea188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 111.676268][ T8565] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 111.684244][ T8565] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 111.692293][ T8565] RBP: 00007ff0244ea1d0 R08: 0000000000000000 R09: 0000000000000000 [ 111.700413][ T8565] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 111.708394][ T8565] R13: 00007ffdceedf86f R14: 00007ff0244ea300 R15: 0000000000022000 2021/05/13 11:03:53 executed programs: 103 [ 111.957447][ T8565] device veth1_vlan entered promiscuous mode [ 112.105110][ T8566] FAULT_INJECTION: forcing a failure. [ 112.105110][ T8566] name failslab, interval 1, probability 0, space 0, times 0 [ 112.119342][ T8566] CPU: 0 PID: 8566 Comm: syz-executor.0 Not tainted 5.13.0-rc1-syzkaller #0 [ 112.129246][ T8566] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 112.139490][ T8566] Call Trace: [ 112.142800][ T8566] dump_stack+0x10c/0x14b [ 112.147146][ T8566] should_fail.cold+0x5/0xa [ 112.151755][ T8566] should_failslab+0x5/0x10 [ 112.156799][ T8566] kmem_cache_alloc_node+0x60/0x540 [ 112.162012][ T8566] __alloc_skb+0x153/0x280 [ 112.166769][ T8566] mpls_netconf_notify_devconf+0x35/0xc0 [ 112.172422][ T8566] mpls_dev_notify+0x37a/0x6a0 [ 112.177284][ T8566] notifier_call_chain+0x94/0x170 [ 112.182340][ T8566] __dev_change_net_namespace+0x373/0x1120 [ 112.188136][ T8566] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 112.194821][ T8566] ? check_preemption_disabled+0x36/0xd0 [ 112.200460][ T8566] ? netdev_pick_tx+0x830/0x830 [ 112.205416][ T8566] ? security_capable+0x4c/0x90 [ 112.210280][ T8566] ? ns_capable+0x53/0xc0 [ 112.214606][ T8566] do_setlink+0x1d3/0x2df0 [ 112.219045][ T8566] ? rtnl_getlink+0x930/0x930 [ 112.223733][ T8566] ? lock_chain_count+0x20/0x20 [ 112.228588][ T8566] ? mark_lock+0xf0/0x15f0 [ 112.233127][ T8566] ? lock_chain_count+0x20/0x20 [ 112.237978][ T8566] ? update_sd_lb_stats.constprop.0+0x2790/0x2790 [ 112.244605][ T8566] ? memset+0x20/0x40 [ 112.248603][ T8566] ? __nla_validate_parse+0xb2/0x1fd0 [ 112.253981][ T8566] ? nla_get_range_signed+0x540/0x540 [ 112.259533][ T8566] __rtnl_newlink+0xabb/0x1360 [ 112.264337][ T8566] ? check_preemption_disabled+0x36/0xd0 [ 112.270786][ T8566] ? rtnl_setlink+0x320/0x320 [ 112.275727][ T8566] ? lock_release+0x424/0x7e0 [ 112.280979][ T8566] ? is_bpf_text_address+0x5f/0xe0 [ 112.286189][ T8566] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 112.292627][ T8566] ? is_bpf_text_address+0x77/0xe0 [ 112.297745][ T8566] ? kernel_text_address+0xbd/0xf0 [ 112.302865][ T8566] ? __kernel_text_address+0x9/0x30 [ 112.308245][ T8566] ? unwind_get_return_address+0x51/0x90 [ 112.313984][ T8566] ? create_prof_cpu_mask+0x20/0x20 [ 112.319197][ T8566] ? arch_stack_walk+0x93/0xe0 [ 112.323969][ T8566] ? stack_trace_save+0x8c/0xc0 [ 112.328808][ T8566] ? stack_trace_consume_entry+0x160/0x160 [ 112.335133][ T8566] ? fs_reclaim_release+0x9c/0xf0 [ 112.340372][ T8566] ? lock_is_held_type+0xfa/0x130 [ 112.345487][ T8566] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 112.351318][ T8566] ? trace_kmalloc+0xbe/0xf0 [ 112.355900][ T8566] ? kmem_cache_alloc_trace+0x221/0x440 [ 112.361606][ T8566] rtnl_newlink+0x5a/0x90 [ 112.366029][ T8566] rtnetlink_rcv_msg+0x32f/0x860 [ 112.371182][ T8566] ? __dev_queue_xmit+0x14aa/0x26b0 [ 112.376413][ T8566] ? rtnetlink_put_metrics+0x420/0x420 [ 112.381923][ T8566] ? check_preemption_disabled+0x36/0xd0 [ 112.387559][ T8566] ? netdev_core_pick_tx+0x290/0x290 [ 112.392848][ T8566] ? lock_acquire+0x1f0/0x850 [ 112.397522][ T8566] netlink_rcv_skb+0x118/0x370 [ 112.402279][ T8566] ? rtnetlink_put_metrics+0x420/0x420 [ 112.407728][ T8566] ? netlink_ack+0x9f0/0x9f0 [ 112.412326][ T8566] ? netlink_deliver_tap+0x15d/0x990 [ 112.418083][ T8566] netlink_unicast+0x42e/0x700 [ 112.423408][ T8566] ? netlink_attachskb+0x730/0x730 [ 112.428612][ T8566] ? __build_skb_around+0x1f3/0x2b0 [ 112.434809][ T8566] netlink_sendmsg+0x70e/0xbe0 [ 112.439582][ T8566] ? netlink_unicast+0x700/0x700 [ 112.444838][ T8566] ? iovec_from_user+0x143/0x290 [ 112.449965][ T8566] ? netlink_unicast+0x700/0x700 [ 112.454895][ T8566] sock_sendmsg+0xab/0xe0 [ 112.459313][ T8566] ____sys_sendmsg+0x5bf/0x7a0 [ 112.464080][ T8566] ? kernel_sendmsg+0x30/0x30 [ 112.468849][ T8566] ? do_recvmmsg+0x550/0x550 [ 112.473621][ T8566] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 112.479776][ T8566] ? __might_fault+0xb5/0x160 [ 112.485473][ T8566] ___sys_sendmsg+0xd3/0x150 [ 112.491175][ T8566] ? sendmsg_copy_msghdr+0x110/0x110 [ 112.496780][ T8566] ? find_held_lock+0x2d/0x110 [ 112.501644][ T8566] ? check_preemption_disabled+0x36/0xd0 [ 112.507803][ T8566] ? lock_release+0x424/0x7e0 [ 112.512584][ T8566] ? __fget_files+0x193/0x2b0 [ 112.517258][ T8566] ? lock_downgrade+0x7b0/0x7b0 [ 112.522217][ T8566] ? find_held_lock+0x2d/0x110 [ 112.527190][ T8566] ? check_preemption_disabled+0x36/0xd0 [ 112.533711][ T8566] ? lock_is_held_type+0xfa/0x130 [ 112.538880][ T8566] ? __fget_files+0x1ab/0x2b0 [ 112.547058][ T8566] ? __fget_light+0xbe/0x220 [ 112.552746][ T8566] __sys_sendmsg+0xb2/0x140 [ 112.557441][ T8566] ? __sys_sendmsg_sock+0x10/0x10 [ 112.562647][ T8566] ? check_preemption_disabled+0x36/0xd0 [ 112.568578][ T8566] ? syscall_enter_from_user_mode+0x1d/0x60 [ 112.574941][ T8566] ? lockdep_hardirqs_on+0x54/0x100 [ 112.580483][ T8566] do_syscall_64+0x3a/0xb0 [ 112.585798][ T8566] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 112.592091][ T8566] RIP: 0033:0x464d29 [ 112.596228][ T8566] 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 [ 112.617805][ T8566] RSP: 002b:00007fb9bce90188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 112.626816][ T8566] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 112.635785][ T8566] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 112.645072][ T8566] RBP: 00007fb9bce901d0 R08: 0000000000000000 R09: 0000000000000000 [ 112.653473][ T8566] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 112.663925][ T8566] R13: 00007ffee5756d5f R14: 00007fb9bce90300 R15: 0000000000022000 [ 112.754145][ T8587] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 112.794915][ T8591] FAULT_INJECTION: forcing a failure. [ 112.794915][ T8591] name failslab, interval 1, probability 0, space 0, times 0 [ 112.851730][ T8591] CPU: 0 PID: 8591 Comm: syz-executor.2 Not tainted 5.13.0-rc1-syzkaller #0 [ 112.861785][ T8591] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 112.872959][ T8591] Call Trace: [ 112.876686][ T8591] dump_stack+0x10c/0x14b [ 112.881684][ T8591] should_fail.cold+0x5/0xa [ 112.886294][ T8591] should_failslab+0x5/0x10 [ 112.891000][ T8591] kmem_cache_alloc_trace+0x57/0x440 [ 112.896665][ T8591] masq_inet6_event+0x231/0x540 [ 112.901630][ T8591] ? inet6_cmp+0x220/0x220 [ 112.906419][ T8591] ? lockdep_hardirqs_on+0x54/0x100 [ 112.911719][ T8591] ? _raw_spin_unlock_irqrestore+0x2d/0x90 [ 112.917938][ T8591] notifier_call_chain+0x94/0x170 [ 112.923196][ T8591] atomic_notifier_call_chain+0x5d/0xf0 [ 112.928871][ T8591] addrconf_ifdown.isra.0+0x7bb/0x10e0 [ 112.934930][ T8591] ? add_addr+0x2c0/0x2c0 [ 112.939697][ T8591] ? check_preemption_disabled+0x36/0xd0 [ 112.945439][ T8591] ? lock_is_held_type+0xfa/0x130 [ 112.950999][ T8591] addrconf_notify+0x3e6/0x1ca0 [ 112.955878][ T8591] ? mark_held_locks+0x9f/0xe0 [ 112.960654][ T8591] ? check_preemption_disabled+0x36/0xd0 [ 112.966750][ T8591] ? tls_device_sk_destruct+0x610/0x610 [ 112.973026][ T8591] ? clusterip_netdev_event+0x369/0x540 [ 112.978591][ T8591] ? inet6_ifinfo_notify+0x100/0x100 [ 112.983992][ T8591] ? __local_bh_enable_ip+0x11f/0x220 [ 112.989374][ T8591] ? clusterip_netdev_event+0x369/0x540 [ 112.995029][ T8591] notifier_call_chain+0x94/0x170 [ 113.000201][ T8591] __dev_change_net_namespace+0x373/0x1120 [ 113.006146][ T8591] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 113.011803][ T8591] ? lock_chain_get_class+0x23/0xb0 [ 113.017010][ T8591] ? check_preemption_disabled+0x36/0xd0 [ 113.022861][ T8591] ? netdev_pick_tx+0x830/0x830 [ 113.027909][ T8591] ? security_capable+0x4c/0x90 [ 113.032868][ T8591] ? ns_capable+0x53/0xc0 [ 113.037217][ T8591] do_setlink+0x1d3/0x2df0 [ 113.041721][ T8591] ? unwind_get_return_address+0x51/0x90 [ 113.047447][ T8591] ? rtnl_getlink+0x930/0x930 [ 113.052129][ T8591] ? mark_lock+0xf0/0x15f0 [ 113.056637][ T8591] ? __lock_acquire+0xbc5/0x5050 [ 113.061762][ T8591] ? lock_chain_count+0x20/0x20 [ 113.066755][ T8591] ? mark_lock+0xf0/0x15f0 [ 113.071569][ T8591] ? memset+0x20/0x40 [ 113.075687][ T8591] ? __nla_validate_parse+0xb2/0x1fd0 [ 113.081079][ T8591] ? nla_get_range_signed+0x540/0x540 [ 113.086907][ T8591] __rtnl_newlink+0xabb/0x1360 [ 113.091957][ T8591] ? check_preemption_disabled+0x36/0xd0 [ 113.098043][ T8591] ? rtnl_setlink+0x320/0x320 [ 113.102832][ T8591] ? lock_release+0x424/0x7e0 [ 113.107741][ T8591] ? is_bpf_text_address+0x5f/0xe0 [ 113.113147][ T8591] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 113.119316][ T8591] ? is_bpf_text_address+0x77/0xe0 [ 113.124523][ T8591] ? kernel_text_address+0xbd/0xf0 [ 113.129876][ T8591] ? __kernel_text_address+0x9/0x30 [ 113.135171][ T8591] ? unwind_get_return_address+0x51/0x90 [ 113.140818][ T8591] ? create_prof_cpu_mask+0x20/0x20 [ 113.146147][ T8591] ? arch_stack_walk+0x93/0xe0 [ 113.150934][ T8591] ? stack_trace_save+0x8c/0xc0 [ 113.155823][ T8591] ? stack_trace_consume_entry+0x160/0x160 [ 113.161840][ T8591] ? fs_reclaim_release+0x9c/0xf0 [ 113.167157][ T8591] ? lock_is_held_type+0xfa/0x130 [ 113.172222][ T8591] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 113.177826][ T8591] ? trace_kmalloc+0xbe/0xf0 [ 113.182598][ T8591] ? kmem_cache_alloc_trace+0x221/0x440 [ 113.188186][ T8591] rtnl_newlink+0x5a/0x90 [ 113.192750][ T8591] rtnetlink_rcv_msg+0x32f/0x860 [ 113.197712][ T8591] ? __dev_queue_xmit+0x14aa/0x26b0 [ 113.203059][ T8591] ? rtnetlink_put_metrics+0x420/0x420 [ 113.208601][ T8591] ? netdev_core_pick_tx+0x290/0x290 [ 113.213916][ T8591] netlink_rcv_skb+0x118/0x370 [ 113.218893][ T8591] ? rtnetlink_put_metrics+0x420/0x420 [ 113.224865][ T8591] ? netlink_ack+0x9f0/0x9f0 [ 113.229863][ T8591] ? netlink_deliver_tap+0x15d/0x990 [ 113.235510][ T8591] netlink_unicast+0x42e/0x700 [ 113.240313][ T8591] ? netlink_attachskb+0x730/0x730 [ 113.245686][ T8591] ? __build_skb_around+0x1f3/0x2b0 [ 113.250881][ T8591] netlink_sendmsg+0x70e/0xbe0 [ 113.255646][ T8591] ? netlink_unicast+0x700/0x700 [ 113.260574][ T8591] ? iovec_from_user+0x143/0x290 [ 113.265502][ T8591] ? netlink_unicast+0x700/0x700 [ 113.270523][ T8591] sock_sendmsg+0xab/0xe0 [ 113.274840][ T8591] ____sys_sendmsg+0x5bf/0x7a0 [ 113.279775][ T8591] ? kernel_sendmsg+0x30/0x30 [ 113.284628][ T8591] ? do_recvmmsg+0x550/0x550 [ 113.289306][ T8591] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 113.295448][ T8591] ? __might_fault+0xb5/0x160 [ 113.300122][ T8591] ___sys_sendmsg+0xd3/0x150 [ 113.304691][ T8591] ? sendmsg_copy_msghdr+0x110/0x110 [ 113.309950][ T8591] ? find_held_lock+0x2d/0x110 [ 113.314699][ T8591] ? check_preemption_disabled+0x36/0xd0 [ 113.320413][ T8591] ? lock_release+0x424/0x7e0 [ 113.325105][ T8591] ? __fget_files+0x193/0x2b0 [ 113.330141][ T8591] ? lock_downgrade+0x7b0/0x7b0 [ 113.334992][ T8591] ? find_held_lock+0x2d/0x110 [ 113.339753][ T8591] ? check_preemption_disabled+0x36/0xd0 [ 113.345553][ T8591] ? lock_is_held_type+0xfa/0x130 [ 113.350668][ T8591] ? __fget_files+0x1ab/0x2b0 [ 113.355343][ T8591] ? __fget_light+0xbe/0x220 [ 113.359951][ T8591] __sys_sendmsg+0xb2/0x140 [ 113.364443][ T8591] ? __sys_sendmsg_sock+0x10/0x10 [ 113.369464][ T8591] ? check_preemption_disabled+0x36/0xd0 [ 113.375194][ T8591] ? syscall_enter_from_user_mode+0x1d/0x60 [ 113.381304][ T8591] ? lockdep_hardirqs_on+0x54/0x100 [ 113.386599][ T8591] do_syscall_64+0x3a/0xb0 [ 113.391353][ T8591] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 113.397431][ T8591] RIP: 0033:0x464d29 [ 113.401322][ T8591] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 113.421018][ T8591] RSP: 002b:00007f3585a49188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 113.429856][ T8591] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 113.437916][ T8591] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 113.446206][ T8591] RBP: 00007f3585a491d0 R08: 0000000000000000 R09: 0000000000000000 [ 113.455198][ T8591] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 113.463184][ T8591] R13: 00007ffc1e42b2ff R14: 00007f3585a49300 R15: 0000000000022000 [ 113.545121][ T8606] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 113.570657][ T8611] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 113.880259][ T8612] FAULT_INJECTION: forcing a failure. [ 113.880259][ T8612] name failslab, interval 1, probability 0, space 0, times 0 [ 113.894016][ T8612] CPU: 1 PID: 8612 Comm: syz-executor.5 Not tainted 5.13.0-rc1-syzkaller #0 [ 113.902871][ T8612] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 113.913093][ T8612] Call Trace: [ 113.916564][ T8612] dump_stack+0x10c/0x14b [ 113.921375][ T8612] should_fail.cold+0x5/0xa [ 113.926373][ T8612] ? lock_acquire+0x212/0x850 [ 113.931190][ T8612] ? sctp_addr_wq_mgmt+0x224/0x6d0 [ 113.936377][ T8612] should_failslab+0x5/0x10 [ 113.941625][ T8612] __kmalloc_track_caller+0x7c/0x480 [ 113.947038][ T8612] kmemdup+0x1a/0x40 [ 113.950930][ T8612] sctp_addr_wq_mgmt+0x224/0x6d0 [ 113.955977][ T8612] sctp_inet6addr_event+0x1ec/0x980 [ 113.961409][ T8612] notifier_call_chain+0x94/0x170 [ 113.966427][ T8612] atomic_notifier_call_chain+0x5d/0xf0 [ 113.972051][ T8612] addrconf_ifdown.isra.0+0x7bb/0x10e0 [ 113.977543][ T8612] ? add_addr+0x2c0/0x2c0 [ 113.982163][ T8612] ? check_preemption_disabled+0x36/0xd0 [ 113.988483][ T8612] ? lock_is_held_type+0xfa/0x130 [ 113.993795][ T8612] addrconf_notify+0x3e6/0x1ca0 [ 113.998805][ T8612] ? mark_held_locks+0x9f/0xe0 [ 114.003563][ T8612] ? check_preemption_disabled+0x36/0xd0 [ 114.009196][ T8612] ? tls_device_sk_destruct+0x610/0x610 [ 114.015775][ T8612] ? clusterip_netdev_event+0x369/0x540 [ 114.021406][ T8612] ? inet6_ifinfo_notify+0x100/0x100 [ 114.026674][ T8612] ? __local_bh_enable_ip+0x11f/0x220 [ 114.032389][ T8612] ? clusterip_netdev_event+0x369/0x540 [ 114.038066][ T8612] notifier_call_chain+0x94/0x170 [ 114.043099][ T8612] dev_close_many+0x28c/0x560 [ 114.048190][ T8612] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 114.054539][ T8612] __dev_change_net_namespace+0xb88/0x1120 [ 114.060449][ T8612] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 114.066525][ T8612] ? lock_chain_get_class+0x23/0xb0 [ 114.071903][ T8612] ? check_preemption_disabled+0x36/0xd0 [ 114.077824][ T8612] ? netdev_pick_tx+0x830/0x830 [ 114.082677][ T8612] ? security_capable+0x4c/0x90 [ 114.087843][ T8612] ? ns_capable+0x53/0xc0 [ 114.092522][ T8612] do_setlink+0x1d3/0x2df0 [ 114.097270][ T8612] ? unwind_get_return_address+0x51/0x90 [ 114.103400][ T8612] ? rtnl_getlink+0x930/0x930 [ 114.108641][ T8612] ? mark_lock+0xf0/0x15f0 [ 114.113179][ T8612] ? __lock_acquire+0xbc5/0x5050 [ 114.118293][ T8612] ? lock_chain_count+0x20/0x20 [ 114.123131][ T8612] ? mark_lock+0xf0/0x15f0 [ 114.127654][ T8612] ? mark_lock+0xf0/0x15f0 [ 114.132333][ T8612] ? memset+0x20/0x40 [ 114.136657][ T8612] ? __nla_validate_parse+0xb2/0x1fd0 [ 114.142030][ T8612] ? nla_get_range_signed+0x540/0x540 [ 114.147487][ T8612] __rtnl_newlink+0xabb/0x1360 [ 114.152246][ T8612] ? check_preemption_disabled+0x36/0xd0 [ 114.158508][ T8612] ? rtnl_setlink+0x320/0x320 [ 114.163352][ T8612] ? lock_release+0x424/0x7e0 [ 114.168129][ T8612] ? is_bpf_text_address+0x5f/0xe0 [ 114.173413][ T8612] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 114.179568][ T8612] ? is_bpf_text_address+0x77/0xe0 [ 114.185035][ T8612] ? kernel_text_address+0xbd/0xf0 [ 114.190671][ T8612] ? __kernel_text_address+0x9/0x30 [ 114.196018][ T8612] ? unwind_get_return_address+0x51/0x90 [ 114.201863][ T8612] ? create_prof_cpu_mask+0x20/0x20 [ 114.209158][ T8612] ? arch_stack_walk+0x93/0xe0 [ 114.214406][ T8612] ? stack_trace_save+0x8c/0xc0 [ 114.219489][ T8612] ? stack_trace_consume_entry+0x160/0x160 [ 114.225788][ T8612] ? fs_reclaim_release+0x9c/0xf0 [ 114.230939][ T8612] ? lock_is_held_type+0xfa/0x130 [ 114.236132][ T8612] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 114.241939][ T8612] ? trace_kmalloc+0xbe/0xf0 [ 114.246615][ T8612] ? kmem_cache_alloc_trace+0x221/0x440 [ 114.252467][ T8612] rtnl_newlink+0x5a/0x90 [ 114.256923][ T8612] rtnetlink_rcv_msg+0x32f/0x860 [ 114.261959][ T8612] ? __dev_queue_xmit+0x14aa/0x26b0 [ 114.267159][ T8612] ? rtnetlink_put_metrics+0x420/0x420 [ 114.272640][ T8612] ? check_preemption_disabled+0x36/0xd0 [ 114.278480][ T8612] ? netdev_core_pick_tx+0x290/0x290 [ 114.284063][ T8612] ? lock_acquire+0x1f0/0x850 [ 114.289165][ T8612] netlink_rcv_skb+0x118/0x370 [ 114.293931][ T8612] ? rtnetlink_put_metrics+0x420/0x420 [ 114.299510][ T8612] ? netlink_ack+0x9f0/0x9f0 [ 114.304318][ T8612] ? netlink_deliver_tap+0x15d/0x990 [ 114.309701][ T8612] netlink_unicast+0x42e/0x700 [ 114.314730][ T8612] ? netlink_attachskb+0x730/0x730 [ 114.320361][ T8612] ? __build_skb_around+0x1f3/0x2b0 [ 114.325649][ T8612] netlink_sendmsg+0x70e/0xbe0 [ 114.330818][ T8612] ? netlink_unicast+0x700/0x700 [ 114.336551][ T8612] ? iovec_from_user+0x143/0x290 [ 114.341966][ T8612] ? netlink_unicast+0x700/0x700 [ 114.347531][ T8612] sock_sendmsg+0xab/0xe0 [ 114.352647][ T8612] ____sys_sendmsg+0x5bf/0x7a0 [ 114.357791][ T8612] ? kernel_sendmsg+0x30/0x30 [ 114.362912][ T8612] ? do_recvmmsg+0x550/0x550 [ 114.368464][ T8612] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 114.374621][ T8612] ? __might_fault+0xb5/0x160 [ 114.379631][ T8612] ___sys_sendmsg+0xd3/0x150 [ 114.384409][ T8612] ? sendmsg_copy_msghdr+0x110/0x110 [ 114.390247][ T8612] ? find_held_lock+0x2d/0x110 [ 114.395614][ T8612] ? check_preemption_disabled+0x36/0xd0 [ 114.402197][ T8612] ? lock_release+0x424/0x7e0 [ 114.407955][ T8612] ? __fget_files+0x193/0x2b0 [ 114.413279][ T8612] ? lock_downgrade+0x7b0/0x7b0 [ 114.419597][ T8612] ? find_held_lock+0x2d/0x110 [ 114.425040][ T8612] ? check_preemption_disabled+0x36/0xd0 [ 114.431078][ T8612] ? lock_is_held_type+0xfa/0x130 [ 114.437002][ T8612] ? __fget_files+0x1ab/0x2b0 [ 114.442339][ T8612] ? __fget_light+0xbe/0x220 [ 114.447026][ T8612] __sys_sendmsg+0xb2/0x140 [ 114.452074][ T8612] ? __sys_sendmsg_sock+0x10/0x10 [ 114.457109][ T8612] ? check_preemption_disabled+0x36/0xd0 [ 114.462920][ T8612] ? syscall_enter_from_user_mode+0x1d/0x60 [ 114.470328][ T8612] ? lockdep_hardirqs_on+0x54/0x100 [ 114.478023][ T8612] do_syscall_64+0x3a/0xb0 [ 114.482816][ T8612] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 114.488881][ T8612] RIP: 0033:0x464d29 [ 114.492771][ T8612] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 114.513760][ T8612] RSP: 002b:00007fc972cce188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 114.522450][ T8612] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 114.530621][ T8612] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 114.538927][ T8612] RBP: 00007fc972cce1d0 R08: 0000000000000000 R09: 0000000000000000 [ 114.547395][ T8612] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 114.555979][ T8612] R13: 00007fffc4416abf R14: 00007fc972cce300 R15: 0000000000022000 [ 114.665383][ T8612] netdevsim netdevsim5 netdevsim2: unset [1, 0] type 2 family 0 port 6081 - 0 [ 114.743332][ T8634] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 115.011758][ T8639] FAULT_INJECTION: forcing a failure. [ 115.011758][ T8639] name failslab, interval 1, probability 0, space 0, times 0 [ 115.024726][ T8639] CPU: 1 PID: 8639 Comm: syz-executor.1 Not tainted 5.13.0-rc1-syzkaller #0 [ 115.033409][ T8639] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 115.043861][ T8639] Call Trace: [ 115.047323][ T8639] dump_stack+0x10c/0x14b [ 115.051681][ T8639] should_fail.cold+0x5/0xa [ 115.056765][ T8639] ? lock_acquire+0x212/0x850 [ 115.061541][ T8639] ? sctp_addr_wq_mgmt+0x224/0x6d0 [ 115.066757][ T8639] should_failslab+0x5/0x10 [ 115.071403][ T8639] __kmalloc_track_caller+0x7c/0x480 [ 115.076721][ T8639] kmemdup+0x1a/0x40 [ 115.080834][ T8639] sctp_addr_wq_mgmt+0x224/0x6d0 [ 115.085831][ T8639] sctp_inet6addr_event+0x1ec/0x980 [ 115.091231][ T8639] notifier_call_chain+0x94/0x170 [ 115.096363][ T8639] atomic_notifier_call_chain+0x5d/0xf0 [ 115.101938][ T8639] addrconf_ifdown.isra.0+0x7bb/0x10e0 [ 115.107544][ T8639] ? add_addr+0x2c0/0x2c0 [ 115.111997][ T8639] ? check_preemption_disabled+0x36/0xd0 [ 115.117621][ T8639] ? lock_is_held_type+0xfa/0x130 [ 115.122649][ T8639] addrconf_notify+0x3e6/0x1ca0 [ 115.127500][ T8639] ? mark_held_locks+0x9f/0xe0 [ 115.132269][ T8639] ? check_preemption_disabled+0x36/0xd0 [ 115.137991][ T8639] ? tls_device_sk_destruct+0x610/0x610 [ 115.143633][ T8639] ? clusterip_netdev_event+0x369/0x540 [ 115.149281][ T8639] ? inet6_ifinfo_notify+0x100/0x100 [ 115.155565][ T8639] ? __local_bh_enable_ip+0x11f/0x220 [ 115.160965][ T8639] ? clusterip_netdev_event+0x369/0x540 [ 115.166635][ T8639] notifier_call_chain+0x94/0x170 [ 115.171842][ T8639] dev_close_many+0x28c/0x560 [ 115.176595][ T8639] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 115.183041][ T8639] __dev_change_net_namespace+0xb88/0x1120 [ 115.188943][ T8639] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 115.194823][ T8639] ? lock_chain_get_class+0x23/0xb0 [ 115.200269][ T8639] ? check_preemption_disabled+0x36/0xd0 [ 115.206106][ T8639] ? netdev_pick_tx+0x830/0x830 [ 115.211233][ T8639] ? security_capable+0x4c/0x90 [ 115.216086][ T8639] ? ns_capable+0x53/0xc0 [ 115.220492][ T8639] do_setlink+0x1d3/0x2df0 [ 115.224920][ T8639] ? unwind_get_return_address+0x51/0x90 [ 115.230643][ T8639] ? rtnl_getlink+0x930/0x930 [ 115.235509][ T8639] ? mark_lock+0xf0/0x15f0 [ 115.240391][ T8639] ? __lock_acquire+0xbc5/0x5050 [ 115.245601][ T8639] ? lock_chain_count+0x20/0x20 [ 115.251634][ T8639] ? mark_lock+0xf0/0x15f0 [ 115.256129][ T8639] ? memset+0x20/0x40 [ 115.261449][ T8639] ? __nla_validate_parse+0xb2/0x1fd0 [ 115.267143][ T8639] ? nla_get_range_signed+0x540/0x540 [ 115.272976][ T8639] __rtnl_newlink+0xabb/0x1360 [ 115.277827][ T8639] ? check_preemption_disabled+0x36/0xd0 [ 115.283581][ T8639] ? rtnl_setlink+0x320/0x320 [ 115.288518][ T8639] ? lock_release+0x424/0x7e0 [ 115.293248][ T8639] ? is_bpf_text_address+0x5f/0xe0 [ 115.298434][ T8639] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 115.304634][ T8639] ? is_bpf_text_address+0x77/0xe0 [ 115.311486][ T8639] ? kernel_text_address+0xbd/0xf0 [ 115.316988][ T8639] ? __kernel_text_address+0x9/0x30 [ 115.322457][ T8639] ? unwind_get_return_address+0x51/0x90 [ 115.328600][ T8639] ? create_prof_cpu_mask+0x20/0x20 [ 115.334323][ T8639] ? arch_stack_walk+0x93/0xe0 [ 115.339390][ T8639] ? stack_trace_save+0x8c/0xc0 [ 115.344245][ T8639] ? stack_trace_consume_entry+0x160/0x160 [ 115.350081][ T8639] ? fs_reclaim_release+0x9c/0xf0 [ 115.355375][ T8639] ? lock_is_held_type+0xfa/0x130 [ 115.360538][ T8639] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 115.366606][ T8639] ? trace_kmalloc+0xbe/0xf0 [ 115.371740][ T8639] ? kmem_cache_alloc_trace+0x221/0x440 [ 115.377375][ T8639] rtnl_newlink+0x5a/0x90 [ 115.381696][ T8639] rtnetlink_rcv_msg+0x32f/0x860 [ 115.387028][ T8639] ? __dev_queue_xmit+0x14aa/0x26b0 [ 115.392232][ T8639] ? rtnetlink_put_metrics+0x420/0x420 [ 115.397732][ T8639] ? check_preemption_disabled+0x36/0xd0 [ 115.403939][ T8639] ? netdev_core_pick_tx+0x290/0x290 [ 115.409474][ T8639] ? lock_acquire+0x1f0/0x850 [ 115.414142][ T8639] netlink_rcv_skb+0x118/0x370 [ 115.418909][ T8639] ? rtnetlink_put_metrics+0x420/0x420 [ 115.424997][ T8639] ? netlink_ack+0x9f0/0x9f0 [ 115.429600][ T8639] ? netlink_deliver_tap+0x15d/0x990 [ 115.434907][ T8639] netlink_unicast+0x42e/0x700 [ 115.439669][ T8639] ? netlink_attachskb+0x730/0x730 [ 115.444774][ T8639] ? __build_skb_around+0x1f3/0x2b0 [ 115.450083][ T8639] netlink_sendmsg+0x70e/0xbe0 [ 115.454835][ T8639] ? netlink_unicast+0x700/0x700 [ 115.459762][ T8639] ? iovec_from_user+0x143/0x290 [ 115.465395][ T8639] ? netlink_unicast+0x700/0x700 [ 115.470411][ T8639] sock_sendmsg+0xab/0xe0 [ 115.475009][ T8639] ____sys_sendmsg+0x5bf/0x7a0 [ 115.479977][ T8639] ? kernel_sendmsg+0x30/0x30 [ 115.485094][ T8639] ? do_recvmmsg+0x550/0x550 [ 115.490055][ T8639] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 115.496036][ T8639] ? __might_fault+0xb5/0x160 [ 115.500909][ T8639] ___sys_sendmsg+0xd3/0x150 [ 115.505499][ T8639] ? sendmsg_copy_msghdr+0x110/0x110 [ 115.510785][ T8639] ? find_held_lock+0x2d/0x110 [ 115.515549][ T8639] ? check_preemption_disabled+0x36/0xd0 [ 115.521451][ T8639] ? lock_release+0x424/0x7e0 [ 115.526306][ T8639] ? __fget_files+0x193/0x2b0 [ 115.531382][ T8639] ? lock_downgrade+0x7b0/0x7b0 [ 115.536333][ T8639] ? find_held_lock+0x2d/0x110 [ 115.541209][ T8639] ? check_preemption_disabled+0x36/0xd0 [ 115.546938][ T8639] ? lock_is_held_type+0xfa/0x130 [ 115.552308][ T8639] ? __fget_files+0x1ab/0x2b0 [ 115.556992][ T8639] ? __fget_light+0xbe/0x220 [ 115.561773][ T8639] __sys_sendmsg+0xb2/0x140 [ 115.566292][ T8639] ? __sys_sendmsg_sock+0x10/0x10 [ 115.571347][ T8639] ? check_preemption_disabled+0x36/0xd0 [ 115.577065][ T8639] ? syscall_enter_from_user_mode+0x1d/0x60 [ 115.583033][ T8639] ? lockdep_hardirqs_on+0x54/0x100 [ 115.588219][ T8639] do_syscall_64+0x3a/0xb0 [ 115.592910][ T8639] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 115.598784][ T8639] RIP: 0033:0x464d29 [ 115.602754][ T8639] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 115.623479][ T8639] RSP: 002b:00007faa55e04188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 115.632128][ T8639] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 115.640384][ T8639] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 115.648805][ T8639] RBP: 00007faa55e041d0 R08: 0000000000000000 R09: 0000000000000000 [ 115.656962][ T8639] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 115.664927][ T8639] R13: 00007fffa69f0bff R14: 00007faa55e04300 R15: 0000000000022000 [ 115.743439][ T8639] netdevsim netdevsim1 netdevsim3: unset [1, 0] type 2 family 0 port 6081 - 0 [ 115.805985][ T8655] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 116.092435][ T8656] FAULT_INJECTION: forcing a failure. [ 116.092435][ T8656] name failslab, interval 1, probability 0, space 0, times 0 [ 116.105830][ T8656] CPU: 1 PID: 8656 Comm: syz-executor.4 Not tainted 5.13.0-rc1-syzkaller #0 [ 116.115059][ T8656] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 116.125653][ T8656] Call Trace: [ 116.129013][ T8656] dump_stack+0x10c/0x14b [ 116.133871][ T8656] should_fail.cold+0x5/0xa [ 116.138478][ T8656] should_failslab+0x5/0x10 [ 116.143010][ T8656] kmem_cache_alloc_node+0x60/0x540 [ 116.148384][ T8656] __alloc_skb+0x153/0x280 [ 116.152829][ T8656] __neigh_notify+0x7f/0x110 [ 116.157999][ T8656] neigh_cleanup_and_release+0x5a/0x220 [ 116.164200][ T8656] neigh_flush_dev+0x4f4/0x800 [ 116.169092][ T8656] ? lock_release+0x424/0x7e0 [ 116.173760][ T8656] __neigh_ifdown.isra.0+0x44/0x390 [ 116.178949][ T8656] ? __local_bh_enable_ip+0x11f/0x220 [ 116.184327][ T8656] ? rt6_disable_ip+0x4a5/0x6a0 [ 116.189202][ T8656] neigh_ifdown+0x7/0x10 [ 116.193445][ T8656] rt6_disable_ip+0x559/0x6a0 [ 116.198221][ T8656] ? rt6_sync_down_dev+0x120/0x120 [ 116.203413][ T8656] ? mark_lock+0xf0/0x15f0 [ 116.208054][ T8656] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 116.213626][ T8656] ? lock_chain_count+0x20/0x20 [ 116.218557][ T8656] ? add_addr+0x2c0/0x2c0 [ 116.224460][ T8656] ? check_preemption_disabled+0x36/0xd0 [ 116.230645][ T8656] ? lock_is_held_type+0xfa/0x130 [ 116.235761][ T8656] addrconf_notify+0x3e6/0x1ca0 [ 116.240613][ T8656] ? mark_held_locks+0x9f/0xe0 [ 116.245371][ T8656] ? check_preemption_disabled+0x36/0xd0 [ 116.250986][ T8656] ? tls_device_sk_destruct+0x610/0x610 [ 116.256618][ T8656] ? clusterip_netdev_event+0x369/0x540 [ 116.262392][ T8656] ? inet6_ifinfo_notify+0x100/0x100 [ 116.268033][ T8656] ? __local_bh_enable_ip+0x11f/0x220 [ 116.274276][ T8656] ? clusterip_netdev_event+0x369/0x540 [ 116.280041][ T8656] notifier_call_chain+0x94/0x170 [ 116.285141][ T8656] dev_close_many+0x28c/0x560 [ 116.289802][ T8656] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 116.295982][ T8656] __dev_change_net_namespace+0xb88/0x1120 [ 116.301886][ T8656] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 116.307503][ T8656] ? check_preemption_disabled+0x36/0xd0 [ 116.313221][ T8656] ? netdev_pick_tx+0x830/0x830 [ 116.318056][ T8656] ? security_capable+0x4c/0x90 [ 116.322980][ T8656] ? ns_capable+0x53/0xc0 [ 116.327427][ T8656] do_setlink+0x1d3/0x2df0 [ 116.332042][ T8656] ? unwind_get_return_address+0x51/0x90 [ 116.338139][ T8656] ? rtnl_getlink+0x930/0x930 [ 116.342818][ T8656] ? lock_chain_count+0x20/0x20 [ 116.347683][ T8656] ? mark_lock+0xf0/0x15f0 [ 116.352109][ T8656] ? __lock_acquire+0xbc5/0x5050 [ 116.357146][ T8656] ? lock_chain_count+0x20/0x20 [ 116.362075][ T8656] ? mark_lock+0xf0/0x15f0 [ 116.366698][ T8656] ? memset+0x20/0x40 [ 116.370790][ T8656] ? __nla_validate_parse+0xb2/0x1fd0 [ 116.376256][ T8656] ? nla_get_range_signed+0x540/0x540 [ 116.381624][ T8656] __rtnl_newlink+0xabb/0x1360 [ 116.386562][ T8656] ? check_preemption_disabled+0x36/0xd0 [ 116.392343][ T8656] ? rtnl_setlink+0x320/0x320 [ 116.397014][ T8656] ? lock_release+0x424/0x7e0 [ 116.401669][ T8656] ? is_bpf_text_address+0x5f/0xe0 [ 116.406765][ T8656] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 116.412819][ T8656] ? is_bpf_text_address+0x77/0xe0 [ 116.417923][ T8656] ? kernel_text_address+0xbd/0xf0 [ 116.423016][ T8656] ? __kernel_text_address+0x9/0x30 [ 116.428197][ T8656] ? unwind_get_return_address+0x51/0x90 [ 116.434496][ T8656] ? create_prof_cpu_mask+0x20/0x20 [ 116.439685][ T8656] ? arch_stack_walk+0x93/0xe0 [ 116.444534][ T8656] ? stack_trace_save+0x8c/0xc0 [ 116.449378][ T8656] ? stack_trace_consume_entry+0x160/0x160 [ 116.455453][ T8656] ? fs_reclaim_release+0x9c/0xf0 [ 116.460592][ T8656] ? lock_is_held_type+0xfa/0x130 [ 116.465605][ T8656] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 116.471306][ T8656] ? trace_kmalloc+0xbe/0xf0 [ 116.475875][ T8656] ? kmem_cache_alloc_trace+0x221/0x440 [ 116.481401][ T8656] rtnl_newlink+0x5a/0x90 [ 116.485713][ T8656] rtnetlink_rcv_msg+0x32f/0x860 [ 116.490632][ T8656] ? rtnetlink_put_metrics+0x420/0x420 [ 116.496103][ T8656] ? check_preemption_disabled+0x36/0xd0 [ 116.501729][ T8656] ? lock_acquire+0x222/0x850 [ 116.506389][ T8656] netlink_rcv_skb+0x118/0x370 [ 116.511127][ T8656] ? rtnetlink_put_metrics+0x420/0x420 [ 116.516569][ T8656] ? netlink_ack+0x9f0/0x9f0 [ 116.521137][ T8656] ? netlink_deliver_tap+0x15d/0x990 [ 116.526415][ T8656] netlink_unicast+0x42e/0x700 [ 116.531198][ T8656] ? netlink_attachskb+0x730/0x730 [ 116.536303][ T8656] ? __build_skb_around+0x1f3/0x2b0 [ 116.541508][ T8656] netlink_sendmsg+0x70e/0xbe0 [ 116.546261][ T8656] ? netlink_unicast+0x700/0x700 [ 116.551179][ T8656] ? iovec_from_user+0x143/0x290 [ 116.556562][ T8656] ? netlink_unicast+0x700/0x700 [ 116.561484][ T8656] sock_sendmsg+0xab/0xe0 [ 116.565796][ T8656] ____sys_sendmsg+0x5bf/0x7a0 [ 116.570547][ T8656] ? kernel_sendmsg+0x30/0x30 [ 116.575343][ T8656] ? do_recvmmsg+0x550/0x550 [ 116.580202][ T8656] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 116.586173][ T8656] ? __might_fault+0xb5/0x160 [ 116.590850][ T8656] ___sys_sendmsg+0xd3/0x150 [ 116.595428][ T8656] ? sendmsg_copy_msghdr+0x110/0x110 [ 116.600691][ T8656] ? find_held_lock+0x2d/0x110 [ 116.605435][ T8656] ? check_preemption_disabled+0x36/0xd0 [ 116.611308][ T8656] ? lock_release+0x424/0x7e0 [ 116.615966][ T8656] ? __fget_files+0x193/0x2b0 [ 116.620630][ T8656] ? lock_downgrade+0x7b0/0x7b0 [ 116.625468][ T8656] ? find_held_lock+0x2d/0x110 [ 116.630218][ T8656] ? check_preemption_disabled+0x36/0xd0 [ 116.635866][ T8656] ? lock_is_held_type+0xfa/0x130 [ 116.640898][ T8656] ? __fget_files+0x1ab/0x2b0 [ 116.645561][ T8656] ? __fget_light+0xbe/0x220 [ 116.650142][ T8656] __sys_sendmsg+0xb2/0x140 [ 116.654648][ T8656] ? __sys_sendmsg_sock+0x10/0x10 [ 116.659675][ T8656] ? check_preemption_disabled+0x36/0xd0 [ 116.665316][ T8656] ? syscall_enter_from_user_mode+0x1d/0x60 [ 116.671273][ T8656] ? lockdep_hardirqs_on+0x54/0x100 [ 116.676449][ T8656] do_syscall_64+0x3a/0xb0 [ 116.680845][ T8656] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 116.686739][ T8656] RIP: 0033:0x464d29 [ 116.690614][ T8656] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 116.710210][ T8656] RSP: 002b:00007ff0244ea188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 116.718612][ T8656] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 116.726564][ T8656] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 116.734515][ T8656] RBP: 00007ff0244ea1d0 R08: 0000000000000000 R09: 0000000000000000 [ 116.742914][ T8656] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 116.750877][ T8656] R13: 00007ffdceedf86f R14: 00007ff0244ea300 R15: 0000000000022000 [ 117.207380][ T8656] device veth1_macvtap left promiscuous mode [ 117.228672][ T8675] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 117.275289][ T8679] device veth1_macvtap left promiscuous mode [ 117.500632][ T8679] FAULT_INJECTION: forcing a failure. [ 117.500632][ T8679] name failslab, interval 1, probability 0, space 0, times 0 [ 117.513312][ T8679] CPU: 1 PID: 8679 Comm: syz-executor.0 Not tainted 5.13.0-rc1-syzkaller #0 [ 117.522007][ T8679] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 117.532086][ T8679] Call Trace: [ 117.535372][ T8679] dump_stack+0x10c/0x14b [ 117.539912][ T8679] should_fail.cold+0x5/0xa [ 117.544413][ T8679] should_failslab+0x5/0x10 [ 117.549067][ T8679] kmem_cache_alloc_node+0x60/0x540 [ 117.554262][ T8679] __alloc_skb+0x153/0x280 [ 117.558709][ T8679] __neigh_notify+0x7f/0x110 [ 117.563317][ T8679] neigh_cleanup_and_release+0x5a/0x220 [ 117.568864][ T8679] neigh_flush_dev+0x4f4/0x800 [ 117.573628][ T8679] ? lock_release+0x424/0x7e0 [ 117.578316][ T8679] __neigh_ifdown.isra.0+0x44/0x390 [ 117.583512][ T8679] ? __local_bh_enable_ip+0x11f/0x220 [ 117.588862][ T8679] ? rt6_disable_ip+0x4a5/0x6a0 [ 117.593693][ T8679] neigh_ifdown+0x7/0x10 [ 117.597910][ T8679] rt6_disable_ip+0x559/0x6a0 [ 117.602591][ T8679] ? rt6_sync_down_dev+0x120/0x120 [ 117.607682][ T8679] ? mark_lock+0xf0/0x15f0 [ 117.612079][ T8679] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 117.617515][ T8679] ? lock_chain_count+0x20/0x20 [ 117.622354][ T8679] ? add_addr+0x2c0/0x2c0 [ 117.626656][ T8679] ? check_preemption_disabled+0x36/0xd0 [ 117.632346][ T8679] ? lock_is_held_type+0xfa/0x130 [ 117.637357][ T8679] addrconf_notify+0x3e6/0x1ca0 [ 117.642186][ T8679] ? mark_held_locks+0x9f/0xe0 [ 117.646952][ T8679] ? check_preemption_disabled+0x36/0xd0 [ 117.652646][ T8679] ? tls_device_sk_destruct+0x610/0x610 [ 117.658164][ T8679] ? clusterip_netdev_event+0x369/0x540 [ 117.663698][ T8679] ? inet6_ifinfo_notify+0x100/0x100 [ 117.668969][ T8679] ? __local_bh_enable_ip+0x11f/0x220 [ 117.674329][ T8679] ? clusterip_netdev_event+0x369/0x540 [ 117.679855][ T8679] notifier_call_chain+0x94/0x170 [ 117.684864][ T8679] dev_close_many+0x28c/0x560 [ 117.689532][ T8679] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 117.695584][ T8679] __dev_change_net_namespace+0xb88/0x1120 [ 117.701368][ T8679] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 117.707002][ T8679] ? check_preemption_disabled+0x36/0xd0 [ 117.712730][ T8679] ? netdev_pick_tx+0x830/0x830 [ 117.717566][ T8679] ? security_capable+0x4c/0x90 [ 117.722396][ T8679] ? ns_capable+0x53/0xc0 [ 117.726708][ T8679] do_setlink+0x1d3/0x2df0 [ 117.731191][ T8679] ? lock_is_held_type+0xd9/0x130 [ 117.736191][ T8679] ? rtnl_getlink+0x930/0x930 [ 117.740841][ T8679] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 117.746364][ T8679] ? mark_lock+0xf0/0x15f0 [ 117.750755][ T8679] ? lock_chain_count+0x20/0x20 [ 117.755582][ T8679] ? enqueue_entity+0x3ef/0x2080 [ 117.760511][ T8679] ? memset+0x20/0x40 [ 117.764477][ T8679] ? __nla_validate_parse+0xb2/0x1fd0 [ 117.769928][ T8679] ? nla_get_range_signed+0x540/0x540 [ 117.775320][ T8679] __rtnl_newlink+0xabb/0x1360 [ 117.780067][ T8679] ? check_preemption_disabled+0x36/0xd0 [ 117.785691][ T8679] ? rtnl_setlink+0x320/0x320 [ 117.790519][ T8679] ? lock_release+0x424/0x7e0 [ 117.795179][ T8679] ? is_bpf_text_address+0x5f/0xe0 [ 117.800269][ T8679] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 117.806316][ T8679] ? is_bpf_text_address+0x77/0xe0 [ 117.811398][ T8679] ? kernel_text_address+0xbd/0xf0 [ 117.816485][ T8679] ? __kernel_text_address+0x9/0x30 [ 117.821657][ T8679] ? unwind_get_return_address+0x51/0x90 [ 117.827267][ T8679] ? create_prof_cpu_mask+0x20/0x20 [ 117.832454][ T8679] ? arch_stack_walk+0x93/0xe0 [ 117.837210][ T8679] ? stack_trace_save+0x8c/0xc0 [ 117.842059][ T8679] ? stack_trace_consume_entry+0x160/0x160 [ 117.847863][ T8679] ? fs_reclaim_release+0x9c/0xf0 [ 117.852866][ T8679] ? lock_is_held_type+0xfa/0x130 [ 117.857869][ T8679] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 117.863387][ T8679] ? trace_kmalloc+0xbe/0xf0 [ 117.867954][ T8679] ? kmem_cache_alloc_trace+0x221/0x440 [ 117.873476][ T8679] rtnl_newlink+0x5a/0x90 [ 117.877784][ T8679] rtnetlink_rcv_msg+0x32f/0x860 [ 117.882783][ T8679] ? __dev_queue_xmit+0x14aa/0x26b0 [ 117.887962][ T8679] ? rtnetlink_put_metrics+0x420/0x420 [ 117.893425][ T8679] ? check_preemption_disabled+0x36/0xd0 [ 117.899044][ T8679] ? netdev_core_pick_tx+0x290/0x290 [ 117.904317][ T8679] ? lock_acquire+0x1f0/0x850 [ 117.908982][ T8679] netlink_rcv_skb+0x118/0x370 [ 117.913732][ T8679] ? rtnetlink_put_metrics+0x420/0x420 [ 117.919265][ T8679] ? netlink_ack+0x9f0/0x9f0 [ 117.923916][ T8679] ? netlink_deliver_tap+0x15d/0x990 [ 117.929199][ T8679] netlink_unicast+0x42e/0x700 [ 117.933943][ T8679] ? netlink_attachskb+0x730/0x730 [ 117.939069][ T8679] ? __build_skb_around+0x1f3/0x2b0 [ 117.944272][ T8679] netlink_sendmsg+0x70e/0xbe0 [ 117.949023][ T8679] ? netlink_unicast+0x700/0x700 [ 117.954030][ T8679] ? iovec_from_user+0x143/0x290 [ 117.958951][ T8679] ? netlink_unicast+0x700/0x700 [ 117.963867][ T8679] sock_sendmsg+0xab/0xe0 [ 117.968189][ T8679] ____sys_sendmsg+0x5bf/0x7a0 [ 117.972989][ T8679] ? kernel_sendmsg+0x30/0x30 [ 117.977744][ T8679] ? do_recvmmsg+0x550/0x550 [ 117.982455][ T8679] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 117.988429][ T8679] ? __might_fault+0xb5/0x160 [ 117.993095][ T8679] ___sys_sendmsg+0xd3/0x150 [ 117.997666][ T8679] ? sendmsg_copy_msghdr+0x110/0x110 [ 118.002929][ T8679] ? find_held_lock+0x2d/0x110 [ 118.007711][ T8679] ? check_preemption_disabled+0x36/0xd0 [ 118.013414][ T8679] ? lock_release+0x424/0x7e0 [ 118.018078][ T8679] ? __fget_files+0x193/0x2b0 [ 118.022745][ T8679] ? lock_downgrade+0x7b0/0x7b0 [ 118.027602][ T8679] ? find_held_lock+0x2d/0x110 [ 118.032347][ T8679] ? check_preemption_disabled+0x36/0xd0 [ 118.037993][ T8679] ? lock_is_held_type+0xfa/0x130 [ 118.043021][ T8679] ? __fget_files+0x1ab/0x2b0 [ 118.047690][ T8679] ? __fget_light+0xbe/0x220 [ 118.052274][ T8679] __sys_sendmsg+0xb2/0x140 [ 118.056852][ T8679] ? __sys_sendmsg_sock+0x10/0x10 [ 118.061865][ T8679] ? check_preemption_disabled+0x36/0xd0 [ 118.067671][ T8679] ? syscall_enter_from_user_mode+0x1d/0x60 [ 118.073658][ T8679] ? lockdep_hardirqs_on+0x54/0x100 [ 118.079024][ T8679] do_syscall_64+0x3a/0xb0 [ 118.083447][ T8679] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 118.089335][ T8679] RIP: 0033:0x464d29 [ 118.093218][ T8679] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 118.112810][ T8679] RSP: 002b:00007fb9bce90188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 118.121395][ T8679] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 118.129374][ T8679] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 118.137704][ T8679] RBP: 00007fb9bce901d0 R08: 0000000000000000 R09: 0000000000000000 [ 118.145968][ T8679] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 118.154023][ T8679] R13: 00007ffee5756d5f R14: 00007fb9bce90300 R15: 0000000000022000 2021/05/13 11:04:00 executed programs: 109 [ 118.376026][ T8679] device veth1_macvtap entered promiscuous mode [ 118.389125][ T8705] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 118.402187][ T8707] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 118.417863][ T8709] device veth0_macvtap left promiscuous mode [ 118.508075][ T8709] FAULT_INJECTION: forcing a failure. [ 118.508075][ T8709] name failslab, interval 1, probability 0, space 0, times 0 [ 118.525985][ T8709] CPU: 1 PID: 8709 Comm: syz-executor.2 Not tainted 5.13.0-rc1-syzkaller #0 [ 118.534673][ T8709] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 118.544724][ T8709] Call Trace: [ 118.547987][ T8709] dump_stack+0x10c/0x14b [ 118.552313][ T8709] should_fail.cold+0x5/0xa [ 118.556797][ T8709] should_failslab+0x5/0x10 [ 118.561400][ T8709] kmem_cache_alloc_node+0x60/0x540 [ 118.566602][ T8709] __alloc_skb+0x153/0x280 [ 118.571035][ T8709] __neigh_notify+0x7f/0x110 [ 118.575771][ T8709] neigh_cleanup_and_release+0x5a/0x220 [ 118.581311][ T8709] neigh_flush_dev+0x4f4/0x800 [ 118.586051][ T8709] ? lock_release+0x424/0x7e0 [ 118.590713][ T8709] __neigh_ifdown.isra.0+0x44/0x390 [ 118.595967][ T8709] ? __local_bh_enable_ip+0x11f/0x220 [ 118.601312][ T8709] ? rt6_disable_ip+0x4a5/0x6a0 [ 118.606141][ T8709] neigh_ifdown+0x7/0x10 [ 118.610357][ T8709] rt6_disable_ip+0x559/0x6a0 [ 118.615043][ T8709] ? rt6_sync_down_dev+0x120/0x120 [ 118.620159][ T8709] ? mark_lock+0xf0/0x15f0 [ 118.624569][ T8709] addrconf_ifdown.isra.0+0xd0/0x10e0 [ 118.629923][ T8709] ? lock_chain_count+0x20/0x20 [ 118.634769][ T8709] ? add_addr+0x2c0/0x2c0 [ 118.639074][ T8709] ? check_preemption_disabled+0x36/0xd0 [ 118.644690][ T8709] ? lock_is_held_type+0xfa/0x130 [ 118.649708][ T8709] addrconf_notify+0x3e6/0x1ca0 [ 118.654558][ T8709] ? mark_held_locks+0x9f/0xe0 [ 118.659302][ T8709] ? check_preemption_disabled+0x36/0xd0 [ 118.664913][ T8709] ? tls_device_sk_destruct+0x610/0x610 [ 118.670434][ T8709] ? clusterip_netdev_event+0x369/0x540 [ 118.675959][ T8709] ? inet6_ifinfo_notify+0x100/0x100 [ 118.681224][ T8709] ? __local_bh_enable_ip+0x11f/0x220 [ 118.686594][ T8709] ? clusterip_netdev_event+0x369/0x540 [ 118.692123][ T8709] notifier_call_chain+0x94/0x170 [ 118.697131][ T8709] dev_close_many+0x28c/0x560 [ 118.701792][ T8709] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 118.707852][ T8709] __dev_change_net_namespace+0xb88/0x1120 [ 118.713642][ T8709] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 118.719261][ T8709] ? lock_chain_get_class+0x23/0xb0 [ 118.724715][ T8709] ? check_preemption_disabled+0x36/0xd0 [ 118.730333][ T8709] ? netdev_pick_tx+0x830/0x830 [ 118.735254][ T8709] ? security_capable+0x4c/0x90 [ 118.740085][ T8709] ? ns_capable+0x53/0xc0 [ 118.744399][ T8709] do_setlink+0x1d3/0x2df0 [ 118.748795][ T8709] ? unwind_get_return_address+0x51/0x90 [ 118.754500][ T8709] ? rtnl_getlink+0x930/0x930 [ 118.759168][ T8709] ? mark_lock+0xf0/0x15f0 [ 118.763566][ T8709] ? __lock_acquire+0xbc5/0x5050 [ 118.768480][ T8709] ? lock_chain_count+0x20/0x20 [ 118.773392][ T8709] ? mark_lock+0xf0/0x15f0 [ 118.777792][ T8709] ? memset+0x20/0x40 [ 118.781845][ T8709] ? __nla_validate_parse+0xb2/0x1fd0 [ 118.787249][ T8709] ? nla_get_range_signed+0x540/0x540 [ 118.792712][ T8709] __rtnl_newlink+0xabb/0x1360 [ 118.797481][ T8709] ? check_preemption_disabled+0x36/0xd0 [ 118.803096][ T8709] ? rtnl_setlink+0x320/0x320 [ 118.807840][ T8709] ? lock_release+0x424/0x7e0 [ 118.812523][ T8709] ? is_bpf_text_address+0x5f/0xe0 [ 118.817654][ T8709] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 118.823765][ T8709] ? is_bpf_text_address+0x77/0xe0 [ 118.828865][ T8709] ? kernel_text_address+0xbd/0xf0 [ 118.833971][ T8709] ? __kernel_text_address+0x9/0x30 [ 118.839166][ T8709] ? unwind_get_return_address+0x51/0x90 [ 118.844776][ T8709] ? create_prof_cpu_mask+0x20/0x20 [ 118.849967][ T8709] ? arch_stack_walk+0x93/0xe0 [ 118.854735][ T8709] ? stack_trace_save+0x8c/0xc0 [ 118.859640][ T8709] ? stack_trace_consume_entry+0x160/0x160 [ 118.865510][ T8709] ? fs_reclaim_release+0x9c/0xf0 [ 118.870527][ T8709] ? lock_is_held_type+0xfa/0x130 [ 118.875541][ T8709] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 118.881069][ T8709] ? trace_kmalloc+0xbe/0xf0 [ 118.885635][ T8709] ? kmem_cache_alloc_trace+0x221/0x440 [ 118.891178][ T8709] rtnl_newlink+0x5a/0x90 [ 118.895541][ T8709] rtnetlink_rcv_msg+0x32f/0x860 [ 118.900475][ T8709] ? __dev_queue_xmit+0x14aa/0x26b0 [ 118.905746][ T8709] ? rtnetlink_put_metrics+0x420/0x420 [ 118.911191][ T8709] ? check_preemption_disabled+0x36/0xd0 [ 118.916851][ T8709] ? netdev_core_pick_tx+0x290/0x290 [ 118.922134][ T8709] ? lock_acquire+0x1f0/0x850 [ 118.926798][ T8709] netlink_rcv_skb+0x118/0x370 [ 118.931635][ T8709] ? rtnetlink_put_metrics+0x420/0x420 [ 118.937275][ T8709] ? netlink_ack+0x9f0/0x9f0 [ 118.941856][ T8709] ? netlink_deliver_tap+0x15d/0x990 [ 118.947289][ T8709] netlink_unicast+0x42e/0x700 [ 118.952064][ T8709] ? netlink_attachskb+0x730/0x730 [ 118.957369][ T8709] ? __build_skb_around+0x1f3/0x2b0 [ 118.962581][ T8709] netlink_sendmsg+0x70e/0xbe0 [ 118.967418][ T8709] ? netlink_unicast+0x700/0x700 [ 118.972338][ T8709] ? iovec_from_user+0x143/0x290 [ 118.977279][ T8709] ? netlink_unicast+0x700/0x700 [ 118.982199][ T8709] sock_sendmsg+0xab/0xe0 [ 118.986523][ T8709] ____sys_sendmsg+0x5bf/0x7a0 [ 118.991360][ T8709] ? kernel_sendmsg+0x30/0x30 [ 118.996031][ T8709] ? do_recvmmsg+0x550/0x550 [ 119.000665][ T8709] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 119.006653][ T8709] ? __might_fault+0xb5/0x160 [ 119.011327][ T8709] ___sys_sendmsg+0xd3/0x150 [ 119.015905][ T8709] ? sendmsg_copy_msghdr+0x110/0x110 [ 119.021168][ T8709] ? find_held_lock+0x2d/0x110 [ 119.025916][ T8709] ? check_preemption_disabled+0x36/0xd0 [ 119.031531][ T8709] ? lock_release+0x424/0x7e0 [ 119.036195][ T8709] ? __fget_files+0x193/0x2b0 [ 119.040939][ T8709] ? lock_downgrade+0x7b0/0x7b0 [ 119.045765][ T8709] ? find_held_lock+0x2d/0x110 [ 119.050508][ T8709] ? check_preemption_disabled+0x36/0xd0 [ 119.056144][ T8709] ? lock_is_held_type+0xfa/0x130 [ 119.061146][ T8709] ? __fget_files+0x1ab/0x2b0 [ 119.065802][ T8709] ? __fget_light+0xbe/0x220 [ 119.070370][ T8709] __sys_sendmsg+0xb2/0x140 [ 119.074850][ T8709] ? __sys_sendmsg_sock+0x10/0x10 [ 119.079855][ T8709] ? check_preemption_disabled+0x36/0xd0 [ 119.085465][ T8709] ? syscall_enter_from_user_mode+0x1d/0x60 [ 119.091334][ T8709] ? lockdep_hardirqs_on+0x54/0x100 [ 119.096599][ T8709] do_syscall_64+0x3a/0xb0 [ 119.100994][ T8709] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 119.106867][ T8709] RIP: 0033:0x464d29 [ 119.110746][ T8709] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 119.130598][ T8709] RSP: 002b:00007f3585a49188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 119.139083][ T8709] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 119.147039][ T8709] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 119.155094][ T8709] RBP: 00007f3585a491d0 R08: 0000000000000000 R09: 0000000000000000 [ 119.163226][ T8709] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 119.171195][ T8709] R13: 00007ffc1e42b2ff R14: 00007f3585a49300 R15: 0000000000022000 [ 119.397573][ T8709] device veth0_macvtap entered promiscuous mode [ 119.457645][ T8733] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 119.566201][ T8735] FAULT_INJECTION: forcing a failure. [ 119.566201][ T8735] name failslab, interval 1, probability 0, space 0, times 0 [ 119.603964][ T8735] CPU: 0 PID: 8735 Comm: syz-executor.5 Not tainted 5.13.0-rc1-syzkaller #0 [ 119.612680][ T8735] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 119.622747][ T8735] Call Trace: [ 119.626042][ T8735] dump_stack+0x10c/0x14b [ 119.630389][ T8735] should_fail.cold+0x5/0xa [ 119.634920][ T8735] should_failslab+0x5/0x10 [ 119.639425][ T8735] kmem_cache_alloc_node_trace+0x66/0x570 [ 119.645159][ T8735] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 119.650714][ T8735] __kmalloc_node_track_caller+0x38/0x60 [ 119.656541][ T8735] __alloc_skb+0x8b/0x280 [ 119.660881][ T8735] alloc_uevent_skb+0x76/0x200 [ 119.665661][ T8735] kobject_uevent_env+0xc42/0xf30 [ 119.670690][ T8735] ? check_preemption_disabled+0x36/0xd0 [ 119.676330][ T8735] ? __local_bh_enable_ip+0x11f/0x220 [ 119.681698][ T8735] ? __dev_change_net_namespace+0x3fe/0x1120 [ 119.687675][ T8735] ? lockdep_hardirqs_on+0x54/0x100 [ 119.692891][ T8735] __dev_change_net_namespace+0x80b/0x1120 [ 119.698824][ T8735] ? check_preemption_disabled+0x36/0xd0 [ 119.704471][ T8735] ? netdev_pick_tx+0x830/0x830 [ 119.709329][ T8735] ? security_capable+0x4c/0x90 [ 119.714186][ T8735] ? ns_capable+0x53/0xc0 [ 119.718525][ T8735] do_setlink+0x1d3/0x2df0 [ 119.722944][ T8735] ? unwind_get_return_address+0x51/0x90 [ 119.728717][ T8735] ? rtnl_getlink+0x930/0x930 [ 119.733480][ T8735] ? mark_lock+0xf0/0x15f0 [ 119.738009][ T8735] ? __lock_acquire+0xbc5/0x5050 [ 119.742970][ T8735] ? lock_chain_count+0x20/0x20 [ 119.747814][ T8735] ? mark_lock+0xf0/0x15f0 [ 119.752211][ T8735] ? memset+0x20/0x40 [ 119.756182][ T8735] ? __nla_validate_parse+0xb2/0x1fd0 [ 119.761553][ T8735] ? nla_get_range_signed+0x540/0x540 [ 119.766912][ T8735] __rtnl_newlink+0xabb/0x1360 [ 119.771799][ T8735] ? check_preemption_disabled+0x36/0xd0 [ 119.777417][ T8735] ? rtnl_setlink+0x320/0x320 [ 119.782087][ T8735] ? lock_release+0x424/0x7e0 [ 119.786746][ T8735] ? is_bpf_text_address+0x5f/0xe0 [ 119.791934][ T8735] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 119.797990][ T8735] ? is_bpf_text_address+0x77/0xe0 [ 119.803080][ T8735] ? kernel_text_address+0xbd/0xf0 [ 119.808187][ T8735] ? __kernel_text_address+0x9/0x30 [ 119.813458][ T8735] ? unwind_get_return_address+0x51/0x90 [ 119.819069][ T8735] ? create_prof_cpu_mask+0x20/0x20 [ 119.824248][ T8735] ? arch_stack_walk+0x93/0xe0 [ 119.829090][ T8735] ? stack_trace_save+0x8c/0xc0 [ 119.834028][ T8735] ? stack_trace_consume_entry+0x160/0x160 [ 119.839863][ T8735] ? fs_reclaim_release+0x9c/0xf0 [ 119.844898][ T8735] ? lock_is_held_type+0xfa/0x130 [ 119.849920][ T8735] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 119.855467][ T8735] ? trace_kmalloc+0xbe/0xf0 [ 119.860048][ T8735] ? kmem_cache_alloc_trace+0x221/0x440 [ 119.865648][ T8735] rtnl_newlink+0x5a/0x90 [ 119.870011][ T8735] rtnetlink_rcv_msg+0x32f/0x860 [ 119.874936][ T8735] ? __dev_queue_xmit+0x14aa/0x26b0 [ 119.880130][ T8735] ? rtnetlink_put_metrics+0x420/0x420 [ 119.885750][ T8735] ? check_preemption_disabled+0x36/0xd0 [ 119.891455][ T8735] ? netdev_core_pick_tx+0x290/0x290 [ 119.896727][ T8735] ? lock_acquire+0x1f0/0x850 [ 119.901431][ T8735] netlink_rcv_skb+0x118/0x370 [ 119.906188][ T8735] ? rtnetlink_put_metrics+0x420/0x420 [ 119.911641][ T8735] ? netlink_ack+0x9f0/0x9f0 [ 119.916215][ T8735] ? netlink_deliver_tap+0x15d/0x990 [ 119.921499][ T8735] netlink_unicast+0x42e/0x700 [ 119.926247][ T8735] ? netlink_attachskb+0x730/0x730 [ 119.931331][ T8735] ? __build_skb_around+0x1f3/0x2b0 [ 119.936623][ T8735] netlink_sendmsg+0x70e/0xbe0 [ 119.941547][ T8735] ? netlink_unicast+0x700/0x700 [ 119.946464][ T8735] ? iovec_from_user+0x143/0x290 [ 119.951391][ T8735] ? netlink_unicast+0x700/0x700 [ 119.956321][ T8735] sock_sendmsg+0xab/0xe0 [ 119.960645][ T8735] ____sys_sendmsg+0x5bf/0x7a0 [ 119.965389][ T8735] ? kernel_sendmsg+0x30/0x30 [ 119.970046][ T8735] ? do_recvmmsg+0x550/0x550 [ 119.974630][ T8735] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 119.980706][ T8735] ? __might_fault+0xb5/0x160 [ 119.985374][ T8735] ___sys_sendmsg+0xd3/0x150 [ 119.990130][ T8735] ? sendmsg_copy_msghdr+0x110/0x110 [ 119.995397][ T8735] ? find_held_lock+0x2d/0x110 [ 120.000151][ T8735] ? check_preemption_disabled+0x36/0xd0 [ 120.005776][ T8735] ? lock_release+0x424/0x7e0 [ 120.010481][ T8735] ? __fget_files+0x193/0x2b0 [ 120.015144][ T8735] ? lock_downgrade+0x7b0/0x7b0 [ 120.020042][ T8735] ? find_held_lock+0x2d/0x110 [ 120.024781][ T8735] ? check_preemption_disabled+0x36/0xd0 [ 120.030396][ T8735] ? lock_is_held_type+0xfa/0x130 [ 120.035405][ T8735] ? __fget_files+0x1ab/0x2b0 [ 120.040075][ T8735] ? __fget_light+0xbe/0x220 [ 120.044671][ T8735] __sys_sendmsg+0xb2/0x140 [ 120.049157][ T8735] ? __sys_sendmsg_sock+0x10/0x10 [ 120.054177][ T8735] ? check_preemption_disabled+0x36/0xd0 [ 120.059802][ T8735] ? syscall_enter_from_user_mode+0x1d/0x60 [ 120.065852][ T8735] ? lockdep_hardirqs_on+0x54/0x100 [ 120.071041][ T8735] do_syscall_64+0x3a/0xb0 [ 120.075533][ T8735] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 120.081417][ T8735] RIP: 0033:0x464d29 [ 120.085295][ T8735] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 120.104992][ T8735] RSP: 002b:00007fc972cce188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 120.113440][ T8735] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 120.121410][ T8735] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 120.129389][ T8735] RBP: 00007fc972cce1d0 R08: 0000000000000000 R09: 0000000000000000 [ 120.137371][ T8735] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 120.145501][ T8735] R13: 00007fffc4416abf R14: 00007fc972cce300 R15: 0000000000022000 [ 120.245787][ T8754] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 120.336061][ T8756] FAULT_INJECTION: forcing a failure. [ 120.336061][ T8756] name failslab, interval 1, probability 0, space 0, times 0 [ 120.359895][ T8756] CPU: 0 PID: 8756 Comm: syz-executor.1 Not tainted 5.13.0-rc1-syzkaller #0 [ 120.368710][ T8756] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 120.378766][ T8756] Call Trace: [ 120.382055][ T8756] dump_stack+0x10c/0x14b [ 120.386392][ T8756] should_fail.cold+0x5/0xa [ 120.390911][ T8756] should_failslab+0x5/0x10 [ 120.395428][ T8756] kmem_cache_alloc_node_trace+0x66/0x570 [ 120.401242][ T8756] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 120.406801][ T8756] __kmalloc_node_track_caller+0x38/0x60 [ 120.412569][ T8756] __alloc_skb+0x8b/0x280 [ 120.416908][ T8756] alloc_uevent_skb+0x76/0x200 [ 120.421673][ T8756] kobject_uevent_env+0xc42/0xf30 [ 120.426698][ T8756] ? check_preemption_disabled+0x36/0xd0 [ 120.432337][ T8756] ? __local_bh_enable_ip+0x11f/0x220 [ 120.437719][ T8756] ? __dev_change_net_namespace+0x3fe/0x1120 [ 120.443716][ T8756] ? lockdep_hardirqs_on+0x54/0x100 [ 120.448955][ T8756] __dev_change_net_namespace+0x80b/0x1120 [ 120.454761][ T8756] ? check_preemption_disabled+0x36/0xd0 [ 120.460396][ T8756] ? netdev_pick_tx+0x830/0x830 [ 120.465415][ T8756] ? security_capable+0x4c/0x90 [ 120.470268][ T8756] ? ns_capable+0x53/0xc0 [ 120.474614][ T8756] do_setlink+0x1d3/0x2df0 [ 120.479036][ T8756] ? unwind_get_return_address+0x51/0x90 [ 120.484672][ T8756] ? rtnl_getlink+0x930/0x930 [ 120.489374][ T8756] ? mark_lock+0xf0/0x15f0 [ 120.493798][ T8756] ? __lock_acquire+0xbc5/0x5050 [ 120.498743][ T8756] ? lock_chain_count+0x20/0x20 [ 120.503606][ T8756] ? mark_lock+0xf0/0x15f0 [ 120.508033][ T8756] ? memset+0x20/0x40 [ 120.512015][ T8756] ? __nla_validate_parse+0xb2/0x1fd0 [ 120.517399][ T8756] ? nla_get_range_signed+0x540/0x540 [ 120.522799][ T8756] __rtnl_newlink+0xabb/0x1360 [ 120.527555][ T8756] ? check_preemption_disabled+0x36/0xd0 [ 120.533177][ T8756] ? rtnl_setlink+0x320/0x320 [ 120.537845][ T8756] ? lock_release+0x424/0x7e0 [ 120.542533][ T8756] ? is_bpf_text_address+0x5f/0xe0 [ 120.547681][ T8756] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 120.553751][ T8756] ? is_bpf_text_address+0x77/0xe0 [ 120.558870][ T8756] ? kernel_text_address+0xbd/0xf0 [ 120.563985][ T8756] ? __kernel_text_address+0x9/0x30 [ 120.569179][ T8756] ? unwind_get_return_address+0x51/0x90 [ 120.574800][ T8756] ? create_prof_cpu_mask+0x20/0x20 [ 120.580004][ T8756] ? arch_stack_walk+0x93/0xe0 [ 120.584773][ T8756] ? stack_trace_save+0x8c/0xc0 [ 120.589621][ T8756] ? stack_trace_consume_entry+0x160/0x160 [ 120.595460][ T8756] ? fs_reclaim_release+0x9c/0xf0 [ 120.600546][ T8756] ? lock_is_held_type+0xfa/0x130 [ 120.605572][ T8756] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 120.611106][ T8756] ? trace_kmalloc+0xbe/0xf0 [ 120.615681][ T8756] ? kmem_cache_alloc_trace+0x221/0x440 [ 120.621231][ T8756] rtnl_newlink+0x5a/0x90 [ 120.625549][ T8756] rtnetlink_rcv_msg+0x32f/0x860 [ 120.630475][ T8756] ? __dev_queue_xmit+0x14aa/0x26b0 [ 120.635658][ T8756] ? rtnetlink_put_metrics+0x420/0x420 [ 120.641116][ T8756] ? check_preemption_disabled+0x36/0xd0 [ 120.646735][ T8756] ? netdev_core_pick_tx+0x290/0x290 [ 120.652021][ T8756] ? lock_acquire+0x1f0/0x850 [ 120.656700][ T8756] netlink_rcv_skb+0x118/0x370 [ 120.661549][ T8756] ? rtnetlink_put_metrics+0x420/0x420 [ 120.666997][ T8756] ? netlink_ack+0x9f0/0x9f0 [ 120.671578][ T8756] ? netlink_deliver_tap+0x15d/0x990 [ 120.677128][ T8756] netlink_unicast+0x42e/0x700 [ 120.681882][ T8756] ? netlink_attachskb+0x730/0x730 [ 120.687062][ T8756] ? __build_skb_around+0x1f3/0x2b0 [ 120.692255][ T8756] netlink_sendmsg+0x70e/0xbe0 [ 120.697005][ T8756] ? netlink_unicast+0x700/0x700 [ 120.701935][ T8756] ? iovec_from_user+0x143/0x290 [ 120.706873][ T8756] ? netlink_unicast+0x700/0x700 [ 120.711797][ T8756] sock_sendmsg+0xab/0xe0 [ 120.716125][ T8756] ____sys_sendmsg+0x5bf/0x7a0 [ 120.720968][ T8756] ? kernel_sendmsg+0x30/0x30 [ 120.725633][ T8756] ? do_recvmmsg+0x550/0x550 [ 120.730212][ T8756] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 120.736350][ T8756] ? __might_fault+0xb5/0x160 [ 120.741019][ T8756] ___sys_sendmsg+0xd3/0x150 [ 120.745595][ T8756] ? sendmsg_copy_msghdr+0x110/0x110 [ 120.750994][ T8756] ? find_held_lock+0x2d/0x110 [ 120.755741][ T8756] ? check_preemption_disabled+0x36/0xd0 [ 120.761386][ T8756] ? lock_release+0x424/0x7e0 [ 120.766059][ T8756] ? __fget_files+0x193/0x2b0 [ 120.770732][ T8756] ? lock_downgrade+0x7b0/0x7b0 [ 120.775756][ T8756] ? find_held_lock+0x2d/0x110 [ 120.780525][ T8756] ? check_preemption_disabled+0x36/0xd0 [ 120.786349][ T8756] ? lock_is_held_type+0xfa/0x130 [ 120.791385][ T8756] ? __fget_files+0x1ab/0x2b0 [ 120.796234][ T8756] ? __fget_light+0xbe/0x220 [ 120.800840][ T8756] __sys_sendmsg+0xb2/0x140 [ 120.805344][ T8756] ? __sys_sendmsg_sock+0x10/0x10 [ 120.810470][ T8756] ? check_preemption_disabled+0x36/0xd0 [ 120.816090][ T8756] ? syscall_enter_from_user_mode+0x1d/0x60 [ 120.821972][ T8756] ? lockdep_hardirqs_on+0x54/0x100 [ 120.827167][ T8756] do_syscall_64+0x3a/0xb0 [ 120.831594][ T8756] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 120.837473][ T8756] RIP: 0033:0x464d29 [ 120.841392][ T8756] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 120.861016][ T8756] RSP: 002b:00007faa55e04188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 120.869439][ T8756] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 120.877585][ T8756] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 120.885743][ T8756] RBP: 00007faa55e041d0 R08: 0000000000000000 R09: 0000000000000000 [ 120.893720][ T8756] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 120.901681][ T8756] R13: 00007fffa69f0bff R14: 00007faa55e04300 R15: 0000000000022000 [ 121.003047][ T8790] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 121.492856][ T8791] FAULT_INJECTION: forcing a failure. [ 121.492856][ T8791] name failslab, interval 1, probability 0, space 0, times 0 [ 121.505598][ T8791] CPU: 0 PID: 8791 Comm: syz-executor.0 Not tainted 5.13.0-rc1-syzkaller #0 [ 121.514304][ T8791] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 121.524378][ T8791] Call Trace: [ 121.527671][ T8791] dump_stack+0x10c/0x14b [ 121.532013][ T8791] should_fail.cold+0x5/0xa [ 121.536607][ T8791] ? lock_acquire+0x212/0x850 [ 121.541296][ T8791] ? sctp_addr_wq_mgmt+0x224/0x6d0 [ 121.546419][ T8791] should_failslab+0x5/0x10 [ 121.550931][ T8791] __kmalloc_track_caller+0x7c/0x480 [ 121.556328][ T8791] kmemdup+0x1a/0x40 [ 121.560240][ T8791] sctp_addr_wq_mgmt+0x224/0x6d0 [ 121.565206][ T8791] sctp_inet6addr_event+0x1ec/0x980 [ 121.570524][ T8791] notifier_call_chain+0x94/0x170 [ 121.575582][ T8791] atomic_notifier_call_chain+0x5d/0xf0 [ 121.581452][ T8791] addrconf_ifdown.isra.0+0x7bb/0x10e0 [ 121.586954][ T8791] ? add_addr+0x2c0/0x2c0 [ 121.591376][ T8791] ? check_preemption_disabled+0x36/0xd0 [ 121.597010][ T8791] ? lock_is_held_type+0xfa/0x130 [ 121.602126][ T8791] addrconf_notify+0x3e6/0x1ca0 [ 121.606982][ T8791] ? mark_held_locks+0x9f/0xe0 [ 121.611751][ T8791] ? check_preemption_disabled+0x36/0xd0 [ 121.617389][ T8791] ? tls_device_sk_destruct+0x610/0x610 [ 121.622999][ T8791] ? clusterip_netdev_event+0x369/0x540 [ 121.628538][ T8791] ? inet6_ifinfo_notify+0x100/0x100 [ 121.633811][ T8791] ? __local_bh_enable_ip+0x11f/0x220 [ 121.639268][ T8791] ? clusterip_netdev_event+0x369/0x540 [ 121.644828][ T8791] notifier_call_chain+0x94/0x170 [ 121.649879][ T8791] dev_close_many+0x28c/0x560 [ 121.654553][ T8791] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 121.660632][ T8791] __dev_change_net_namespace+0xb88/0x1120 [ 121.666432][ T8791] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 121.672068][ T8791] ? lock_chain_get_class+0x23/0xb0 [ 121.677362][ T8791] ? check_preemption_disabled+0x36/0xd0 [ 121.682994][ T8791] ? netdev_pick_tx+0x830/0x830 [ 121.687843][ T8791] ? security_capable+0x4c/0x90 [ 121.692674][ T8791] ? ns_capable+0x53/0xc0 [ 121.697007][ T8791] do_setlink+0x1d3/0x2df0 [ 121.701506][ T8791] ? unwind_get_return_address+0x51/0x90 [ 121.707485][ T8791] ? rtnl_getlink+0x930/0x930 [ 121.712427][ T8791] ? mark_lock+0xf0/0x15f0 [ 121.717096][ T8791] ? __lock_acquire+0xbc5/0x5050 [ 121.722037][ T8791] ? lock_chain_count+0x20/0x20 [ 121.726983][ T8791] ? mark_lock+0xf0/0x15f0 [ 121.731381][ T8791] ? mark_lock+0xf0/0x15f0 [ 121.735798][ T8791] ? memset+0x20/0x40 [ 121.739771][ T8791] ? __nla_validate_parse+0xb2/0x1fd0 [ 121.745139][ T8791] ? nla_get_range_signed+0x540/0x540 [ 121.750508][ T8791] __rtnl_newlink+0xabb/0x1360 [ 121.755271][ T8791] ? check_preemption_disabled+0x36/0xd0 [ 121.761004][ T8791] ? rtnl_setlink+0x320/0x320 [ 121.765767][ T8791] ? lock_release+0x424/0x7e0 [ 121.770442][ T8791] ? is_bpf_text_address+0x5f/0xe0 [ 121.775554][ T8791] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 121.781618][ T8791] ? is_bpf_text_address+0x77/0xe0 [ 121.786709][ T8791] ? kernel_text_address+0xbd/0xf0 [ 121.791797][ T8791] ? __kernel_text_address+0x9/0x30 [ 121.796979][ T8791] ? unwind_get_return_address+0x51/0x90 [ 121.802605][ T8791] ? create_prof_cpu_mask+0x20/0x20 [ 121.807796][ T8791] ? arch_stack_walk+0x93/0xe0 [ 121.812781][ T8791] ? stack_trace_save+0x8c/0xc0 [ 121.817634][ T8791] ? stack_trace_consume_entry+0x160/0x160 [ 121.823824][ T8791] ? fs_reclaim_release+0x9c/0xf0 [ 121.828872][ T8791] ? lock_is_held_type+0xfa/0x130 [ 121.833912][ T8791] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 121.839558][ T8791] ? trace_kmalloc+0xbe/0xf0 [ 121.844147][ T8791] ? kmem_cache_alloc_trace+0x221/0x440 [ 121.849692][ T8791] rtnl_newlink+0x5a/0x90 [ 121.854037][ T8791] rtnetlink_rcv_msg+0x32f/0x860 [ 121.858989][ T8791] ? __dev_queue_xmit+0x14aa/0x26b0 [ 121.864358][ T8791] ? rtnetlink_put_metrics+0x420/0x420 [ 121.870190][ T8791] ? check_preemption_disabled+0x36/0xd0 [ 121.876134][ T8791] ? netdev_core_pick_tx+0x290/0x290 [ 121.881428][ T8791] ? lock_acquire+0x1f0/0x850 [ 121.886203][ T8791] netlink_rcv_skb+0x118/0x370 [ 121.890982][ T8791] ? rtnetlink_put_metrics+0x420/0x420 [ 121.896545][ T8791] ? netlink_ack+0x9f0/0x9f0 [ 121.901309][ T8791] ? netlink_deliver_tap+0x15d/0x990 [ 121.906603][ T8791] netlink_unicast+0x42e/0x700 [ 121.911980][ T8791] ? netlink_attachskb+0x730/0x730 [ 121.917091][ T8791] ? __build_skb_around+0x1f3/0x2b0 [ 121.922331][ T8791] netlink_sendmsg+0x70e/0xbe0 [ 121.927110][ T8791] ? netlink_unicast+0x700/0x700 [ 121.932315][ T8791] ? iovec_from_user+0x143/0x290 [ 121.937281][ T8791] ? netlink_unicast+0x700/0x700 [ 121.942218][ T8791] sock_sendmsg+0xab/0xe0 [ 121.946659][ T8791] ____sys_sendmsg+0x5bf/0x7a0 [ 121.951424][ T8791] ? kernel_sendmsg+0x30/0x30 [ 121.956101][ T8791] ? do_recvmmsg+0x550/0x550 [ 121.960688][ T8791] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 121.966760][ T8791] ? __might_fault+0xb5/0x160 [ 121.971426][ T8791] ___sys_sendmsg+0xd3/0x150 [ 121.976018][ T8791] ? sendmsg_copy_msghdr+0x110/0x110 [ 121.981328][ T8791] ? find_held_lock+0x2d/0x110 [ 121.986205][ T8791] ? check_preemption_disabled+0x36/0xd0 [ 121.991968][ T8791] ? lock_release+0x424/0x7e0 [ 121.996743][ T8791] ? __fget_files+0x193/0x2b0 [ 122.001609][ T8791] ? lock_downgrade+0x7b0/0x7b0 [ 122.006445][ T8791] ? find_held_lock+0x2d/0x110 [ 122.011201][ T8791] ? check_preemption_disabled+0x36/0xd0 [ 122.017002][ T8791] ? lock_is_held_type+0xfa/0x130 [ 122.022030][ T8791] ? __fget_files+0x1ab/0x2b0 [ 122.026729][ T8791] ? __fget_light+0xbe/0x220 [ 122.031478][ T8791] __sys_sendmsg+0xb2/0x140 [ 122.035975][ T8791] ? __sys_sendmsg_sock+0x10/0x10 [ 122.041025][ T8791] ? check_preemption_disabled+0x36/0xd0 [ 122.046925][ T8791] ? syscall_enter_from_user_mode+0x1d/0x60 [ 122.052831][ T8791] ? lockdep_hardirqs_on+0x54/0x100 [ 122.058027][ T8791] do_syscall_64+0x3a/0xb0 [ 122.062445][ T8791] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 122.068414][ T8791] RIP: 0033:0x464d29 [ 122.072467][ T8791] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 122.092066][ T8791] RSP: 002b:00007fb9bce90188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 122.100767][ T8791] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 122.108949][ T8791] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 122.116926][ T8791] RBP: 00007fb9bce901d0 R08: 0000000000000000 R09: 0000000000000000 [ 122.124911][ T8791] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 122.135164][ T8791] R13: 00007ffee5756d5f R14: 00007fb9bce90300 R15: 0000000000022000 [ 122.166468][ T8791] netdevsim netdevsim0 netdevsim1: unset [1, 0] type 2 family 0 port 6081 - 0 [ 122.228918][ T8820] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 122.247467][ T8821] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 122.421020][ T8824] FAULT_INJECTION: forcing a failure. [ 122.421020][ T8824] name failslab, interval 1, probability 0, space 0, times 0 [ 122.433664][ T8824] CPU: 1 PID: 8824 Comm: syz-executor.2 Not tainted 5.13.0-rc1-syzkaller #0 [ 122.442437][ T8824] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 122.452497][ T8824] Call Trace: [ 122.455771][ T8824] dump_stack+0x10c/0x14b [ 122.460216][ T8824] should_fail.cold+0x5/0xa [ 122.464702][ T8824] ? lock_acquire+0x212/0x850 [ 122.469367][ T8824] ? sctp_addr_wq_mgmt+0x224/0x6d0 [ 122.474471][ T8824] should_failslab+0x5/0x10 [ 122.478958][ T8824] __kmalloc_track_caller+0x7c/0x480 [ 122.484315][ T8824] kmemdup+0x1a/0x40 [ 122.488374][ T8824] sctp_addr_wq_mgmt+0x224/0x6d0 [ 122.493298][ T8824] sctp_inet6addr_event+0x1ec/0x980 [ 122.498596][ T8824] notifier_call_chain+0x94/0x170 [ 122.503606][ T8824] atomic_notifier_call_chain+0x5d/0xf0 [ 122.509130][ T8824] addrconf_ifdown.isra.0+0x7bb/0x10e0 [ 122.514675][ T8824] ? add_addr+0x2c0/0x2c0 [ 122.519003][ T8824] ? check_preemption_disabled+0x36/0xd0 [ 122.524619][ T8824] ? lock_is_held_type+0xfa/0x130 [ 122.529627][ T8824] addrconf_notify+0x3e6/0x1ca0 [ 122.534463][ T8824] ? mark_held_locks+0x9f/0xe0 [ 122.539208][ T8824] ? check_preemption_disabled+0x36/0xd0 [ 122.544831][ T8824] ? tls_device_sk_destruct+0x610/0x610 [ 122.550388][ T8824] ? clusterip_netdev_event+0x369/0x540 [ 122.556087][ T8824] ? inet6_ifinfo_notify+0x100/0x100 [ 122.561367][ T8824] ? __local_bh_enable_ip+0x11f/0x220 [ 122.566894][ T8824] ? clusterip_netdev_event+0x369/0x540 [ 122.572733][ T8824] notifier_call_chain+0x94/0x170 [ 122.577763][ T8824] dev_close_many+0x28c/0x560 [ 122.582425][ T8824] ? __netdev_adjacent_dev_insert+0xa70/0xa70 [ 122.588477][ T8824] __dev_change_net_namespace+0xb88/0x1120 [ 122.594268][ T8824] ? check_nnp_nosuid.isra.0+0x1f0/0x1f0 [ 122.599897][ T8824] ? check_preemption_disabled+0x36/0xd0 [ 122.605527][ T8824] ? netdev_pick_tx+0x830/0x830 [ 122.610372][ T8824] ? security_capable+0x4c/0x90 [ 122.615213][ T8824] ? ns_capable+0x53/0xc0 [ 122.619564][ T8824] do_setlink+0x1d3/0x2df0 [ 122.623996][ T8824] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 122.629974][ T8824] ? rtnl_getlink+0x930/0x930 [ 122.634650][ T8824] ? mark_lock+0xf0/0x15f0 [ 122.639147][ T8824] ? lock_is_held_type+0xd9/0x130 [ 122.644178][ T8824] ? lock_chain_count+0x20/0x20 [ 122.649026][ T8824] ? lock_release+0x424/0x7e0 [ 122.653684][ T8824] ? is_bpf_text_address+0x5f/0xe0 [ 122.658890][ T8824] ? memset+0x20/0x40 [ 122.662863][ T8824] ? __nla_validate_parse+0xb2/0x1fd0 [ 122.668925][ T8824] ? nla_get_range_signed+0x540/0x540 [ 122.674378][ T8824] __rtnl_newlink+0xabb/0x1360 [ 122.679138][ T8824] ? check_preemption_disabled+0x36/0xd0 [ 122.684754][ T8824] ? rtnl_setlink+0x320/0x320 [ 122.689409][ T8824] ? lock_release+0x424/0x7e0 [ 122.694068][ T8824] ? is_bpf_text_address+0x5f/0xe0 [ 122.699179][ T8824] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 122.705235][ T8824] ? is_bpf_text_address+0x77/0xe0 [ 122.710399][ T8824] ? kernel_text_address+0xbd/0xf0 [ 122.715589][ T8824] ? __kernel_text_address+0x9/0x30 [ 122.720798][ T8824] ? unwind_get_return_address+0x51/0x90 [ 122.726414][ T8824] ? create_prof_cpu_mask+0x20/0x20 [ 122.731605][ T8824] ? arch_stack_walk+0x93/0xe0 [ 122.736354][ T8824] ? stack_trace_save+0x8c/0xc0 [ 122.741179][ T8824] ? stack_trace_consume_entry+0x160/0x160 [ 122.747022][ T8824] ? fs_reclaim_release+0x9c/0xf0 [ 122.752048][ T8824] ? lock_is_held_type+0xfa/0x130 [ 122.757185][ T8824] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 122.762882][ T8824] ? trace_kmalloc+0xbe/0xf0 [ 122.767664][ T8824] ? kmem_cache_alloc_trace+0x221/0x440 [ 122.773771][ T8824] rtnl_newlink+0x5a/0x90 [ 122.778243][ T8824] rtnetlink_rcv_msg+0x32f/0x860 [ 122.783438][ T8824] ? __dev_queue_xmit+0x14aa/0x26b0 [ 122.788769][ T8824] ? rtnetlink_put_metrics+0x420/0x420 [ 122.794222][ T8824] ? check_preemption_disabled+0x36/0xd0 [ 122.799945][ T8824] ? netdev_core_pick_tx+0x290/0x290 [ 122.805222][ T8824] ? lock_acquire+0x1f0/0x850 [ 122.809890][ T8824] netlink_rcv_skb+0x118/0x370 [ 122.814886][ T8824] ? rtnetlink_put_metrics+0x420/0x420 [ 122.820553][ T8824] ? netlink_ack+0x9f0/0x9f0 [ 122.825544][ T8824] ? netlink_deliver_tap+0x15d/0x990 [ 122.830916][ T8824] netlink_unicast+0x42e/0x700 [ 122.835701][ T8824] ? netlink_attachskb+0x730/0x730 [ 122.841002][ T8824] ? __build_skb_around+0x1f3/0x2b0 [ 122.846348][ T8824] netlink_sendmsg+0x70e/0xbe0 [ 122.851291][ T8824] ? netlink_unicast+0x700/0x700 [ 122.856225][ T8824] ? iovec_from_user+0x143/0x290 [ 122.861296][ T8824] ? netlink_unicast+0x700/0x700 [ 122.866495][ T8824] sock_sendmsg+0xab/0xe0 [ 122.870839][ T8824] ____sys_sendmsg+0x5bf/0x7a0 [ 122.876119][ T8824] ? kernel_sendmsg+0x30/0x30 [ 122.881081][ T8824] ? do_recvmmsg+0x550/0x550 [ 122.885873][ T8824] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 122.892094][ T8824] ? __might_fault+0xb5/0x160 [ 122.897200][ T8824] ___sys_sendmsg+0xd3/0x150 [ 122.901808][ T8824] ? sendmsg_copy_msghdr+0x110/0x110 [ 122.907098][ T8824] ? find_held_lock+0x2d/0x110 [ 122.911851][ T8824] ? check_preemption_disabled+0x36/0xd0 [ 122.917568][ T8824] ? lock_release+0x424/0x7e0 [ 122.922234][ T8824] ? __fget_files+0x193/0x2b0 [ 122.926951][ T8824] ? lock_downgrade+0x7b0/0x7b0 [ 122.932063][ T8824] ? find_held_lock+0x2d/0x110 [ 122.936819][ T8824] ? check_preemption_disabled+0x36/0xd0 [ 122.942568][ T8824] ? lock_is_held_type+0xfa/0x130 [ 122.947609][ T8824] ? __fget_files+0x1ab/0x2b0 [ 122.952278][ T8824] ? __fget_light+0xbe/0x220 [ 122.956892][ T8824] __sys_sendmsg+0xb2/0x140 [ 122.961497][ T8824] ? __sys_sendmsg_sock+0x10/0x10 [ 122.966530][ T8824] ? check_preemption_disabled+0x36/0xd0 [ 122.972146][ T8824] ? syscall_enter_from_user_mode+0x1d/0x60 [ 122.978032][ T8824] ? lockdep_hardirqs_on+0x54/0x100 [ 122.983224][ T8824] do_syscall_64+0x3a/0xb0 [ 122.987633][ T8824] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 122.993515][ T8824] RIP: 0033:0x464d29 [ 122.997401][ T8824] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 123.016991][ T8824] RSP: 002b:00007f3585a49188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 123.025393][ T8824] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 123.033354][ T8824] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 123.041305][ T8824] RBP: 00007f3585a491d0 R08: 0000000000000000 R09: 0000000000000000 [ 123.049254][ T8824] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 123.057207][ T8824] R13: 00007ffc1e42b2ff R14: 00007f3585a49300 R15: 0000000000022000 [ 123.134501][ T8824] netdevsim netdevsim2 netdevsim0: unset [1, 0] type 2 family 0 port 6081 - 0 [ 123.213753][ T8844] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 123.476013][ T8846] FAULT_INJECTION: forcing a failure. [ 123.476013][ T8846] name failslab, interval 1, probability 0, space 0, times 0 [ 123.506246][ T8846] CPU: 0 PID: 8846 Comm: syz-executor.5 Not tainted 5.13.0-rc1-syzkaller #0 [ 123.514947][ T8846] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 123.525010][ T8846] Call Trace: [ 123.528586][ T8846] dump_stack+0x10c/0x14b [ 123.532967][ T8846] should_fail.cold+0x5/0xa [ 123.537477][ T8846] should_failslab+0x5/0x10 [ 123.541983][ T8846] kmem_cache_alloc_node_trace+0x66/0x570 [ 123.547796][ T8846] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 123.553436][ T8846] __kmalloc_node_track_caller+0x38/0x60 [ 123.559079][ T8846] __alloc_skb+0x8b/0x280 [ 123.563592][ T8846] alloc_uevent_skb+0x76/0x200 [ 123.568472][ T8846] kobject_uevent_env+0xc42/0xf30 [ 123.573507][ T8846] ? check_preemption_disabled+0x36/0xd0 [ 123.579168][ T8846] ? __local_bh_enable_ip+0x11f/0x220 [ 123.584539][ T8846] ? __dev_change_net_namespace+0x3fe/0x1120 [ 123.590615][ T8846] ? lockdep_hardirqs_on+0x54/0x100 [ 123.595825][ T8846] __dev_change_net_namespace+0x80b/0x1120 [ 123.601641][ T8846] ? check_preemption_disabled+0x36/0xd0 [ 123.607387][ T8846] ? netdev_pick_tx+0x830/0x830 [ 123.612345][ T8846] ? security_capable+0x4c/0x90 [ 123.617304][ T8846] ? ns_capable+0x53/0xc0 [ 123.621667][ T8846] do_setlink+0x1d3/0x2df0 [ 123.626095][ T8846] ? rtnl_getlink+0x930/0x930 [ 123.630789][ T8846] ? mark_lock+0xf0/0x15f0 [ 123.635472][ T8846] ? __lock_acquire+0xbc5/0x5050 [ 123.640724][ T8846] ? lock_chain_count+0x20/0x20 [ 123.645588][ T8846] ? mark_lock+0xf0/0x15f0 [ 123.650016][ T8846] ? mark_lock+0xf0/0x15f0 [ 123.654446][ T8846] ? memset+0x20/0x40 [ 123.658446][ T8846] ? __nla_validate_parse+0xb2/0x1fd0 [ 123.664100][ T8846] ? nla_get_range_signed+0x540/0x540 [ 123.669497][ T8846] __rtnl_newlink+0xabb/0x1360 [ 123.674277][ T8846] ? check_preemption_disabled+0x36/0xd0 [ 123.679918][ T8846] ? rtnl_setlink+0x320/0x320 [ 123.684600][ T8846] ? lock_release+0x424/0x7e0 [ 123.689289][ T8846] ? is_bpf_text_address+0x5f/0xe0 [ 123.694408][ T8846] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 123.700482][ T8846] ? is_bpf_text_address+0x77/0xe0 [ 123.705600][ T8846] ? kernel_text_address+0xbd/0xf0 [ 123.710723][ T8846] ? __kernel_text_address+0x9/0x30 [ 123.715924][ T8846] ? unwind_get_return_address+0x51/0x90 [ 123.721562][ T8846] ? create_prof_cpu_mask+0x20/0x20 [ 123.726781][ T8846] ? arch_stack_walk+0x93/0xe0 [ 123.731584][ T8846] ? stack_trace_save+0x8c/0xc0 [ 123.736550][ T8846] ? stack_trace_consume_entry+0x160/0x160 [ 123.742425][ T8846] ? fs_reclaim_release+0x9c/0xf0 [ 123.747461][ T8846] ? lock_is_held_type+0xfa/0x130 [ 123.752488][ T8846] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 123.758020][ T8846] ? trace_kmalloc+0xbe/0xf0 [ 123.762599][ T8846] ? kmem_cache_alloc_trace+0x221/0x440 [ 123.768138][ T8846] rtnl_newlink+0x5a/0x90 [ 123.772473][ T8846] rtnetlink_rcv_msg+0x32f/0x860 [ 123.777432][ T8846] ? __dev_queue_xmit+0x14aa/0x26b0 [ 123.782639][ T8846] ? rtnetlink_put_metrics+0x420/0x420 [ 123.788489][ T8846] ? check_preemption_disabled+0x36/0xd0 [ 123.794159][ T8846] ? netdev_core_pick_tx+0x290/0x290 [ 123.799457][ T8846] ? lock_acquire+0x1f0/0x850 [ 123.804318][ T8846] netlink_rcv_skb+0x118/0x370 [ 123.809091][ T8846] ? rtnetlink_put_metrics+0x420/0x420 [ 123.814769][ T8846] ? netlink_ack+0x9f0/0x9f0 [ 123.819389][ T8846] ? netlink_deliver_tap+0x15d/0x990 [ 123.824692][ T8846] netlink_unicast+0x42e/0x700 [ 123.829556][ T8846] ? netlink_attachskb+0x730/0x730 [ 123.834689][ T8846] ? __build_skb_around+0x1f3/0x2b0 [ 123.839905][ T8846] netlink_sendmsg+0x70e/0xbe0 [ 123.844685][ T8846] ? netlink_unicast+0x700/0x700 [ 123.849619][ T8846] ? iovec_from_user+0x143/0x290 [ 123.854561][ T8846] ? netlink_unicast+0x700/0x700 [ 123.859495][ T8846] sock_sendmsg+0xab/0xe0 [ 123.863908][ T8846] ____sys_sendmsg+0x5bf/0x7a0 [ 123.868674][ T8846] ? kernel_sendmsg+0x30/0x30 [ 123.873349][ T8846] ? do_recvmmsg+0x550/0x550 [ 123.877940][ T8846] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 123.883914][ T8846] ? __might_fault+0xb5/0x160 [ 123.888599][ T8846] ___sys_sendmsg+0xd3/0x150 [ 123.893194][ T8846] ? sendmsg_copy_msghdr+0x110/0x110 [ 123.898479][ T8846] ? find_held_lock+0x2d/0x110 [ 123.903247][ T8846] ? check_preemption_disabled+0x36/0xd0 [ 123.908887][ T8846] ? lock_release+0x424/0x7e0 [ 123.913571][ T8846] ? __fget_files+0x193/0x2b0 [ 123.918252][ T8846] ? lock_downgrade+0x7b0/0x7b0 [ 123.923103][ T8846] ? find_held_lock+0x2d/0x110 [ 123.927963][ T8846] ? check_preemption_disabled+0x36/0xd0 [ 123.933605][ T8846] ? lock_is_held_type+0xfa/0x130 [ 123.938639][ T8846] ? __fget_files+0x1ab/0x2b0 [ 123.943327][ T8846] ? __fget_light+0xbe/0x220 [ 123.948359][ T8846] __sys_sendmsg+0xb2/0x140 [ 123.952870][ T8846] ? __sys_sendmsg_sock+0x10/0x10 [ 123.957913][ T8846] ? check_preemption_disabled+0x36/0xd0 [ 123.963730][ T8846] ? syscall_enter_from_user_mode+0x1d/0x60 [ 123.969635][ T8846] ? lockdep_hardirqs_on+0x54/0x100 [ 123.974841][ T8846] do_syscall_64+0x3a/0xb0 [ 123.979350][ T8846] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 123.985370][ T8846] RIP: 0033:0x464d29 [ 123.989402][ T8846] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 124.009374][ T8846] RSP: 002b:00007fc972cce188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 124.017800][ T8846] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 2021/05/13 11:04:05 executed programs: 118 [ 124.025890][ T8846] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 124.034002][ T8846] RBP: 00007fc972cce1d0 R08: 0000000000000000 R09: 0000000000000000 [ 124.042063][ T8846] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 124.050015][ T8846] R13: 00007fffc4416abf R14: 00007fc972cce300 R15: 0000000000022000 [ 124.092520][ T8873] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 124.105828][ T8877] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 124.193819][ T8897] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 124.273677][ T8900] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 124.349028][ T8930] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 124.543448][ T8966] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 124.734011][ T8961] FAULT_INJECTION: forcing a failure. [ 124.734011][ T8961] name failslab, interval 1, probability 0, space 0, times 0 [ 124.801163][ T8961] CPU: 0 PID: 8961 Comm: syz-executor.5 Not tainted 5.13.0-rc1-syzkaller #0 [ 124.809890][ T8961] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 124.819956][ T8961] Call Trace: [ 124.823251][ T8961] dump_stack+0x10c/0x14b [ 124.827688][ T8961] should_fail.cold+0x5/0xa [ 124.832202][ T8961] should_failslab+0x5/0x10 [ 124.836711][ T8961] kmem_cache_alloc_node_trace+0x66/0x570 [ 124.842609][ T8961] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 124.848165][ T8961] __kmalloc_node_track_caller+0x38/0x60 [ 124.853826][ T8961] __alloc_skb+0x8b/0x280 [ 124.858184][ T8961] alloc_uevent_skb+0x76/0x200 [ 124.863084][ T8961] kobject_uevent_env+0xc42/0xf30 [ 124.868150][ T8961] ? check_preemption_disabled+0x36/0xd0 [ 124.873800][ T8961] ? __local_bh_enable_ip+0x11f/0x220 [ 124.879194][ T8961] ? __dev_change_net_namespace+0x3fe/0x1120 [ 124.885191][ T8961] ? lockdep_hardirqs_on+0x54/0x100 [ 124.890461][ T8961] __dev_change_net_namespace+0x80b/0x1120 [ 124.896280][ T8961] ? check_preemption_disabled+0x36/0xd0 [ 124.901938][ T8961] ? netdev_pick_tx+0x830/0x830 [ 124.906813][ T8961] ? security_capable+0x4c/0x90 [ 124.911852][ T8961] ? ns_capable+0x53/0xc0 [ 124.916202][ T8961] do_setlink+0x1d3/0x2df0 [ 124.920670][ T8961] ? rtnl_getlink+0x930/0x930 [ 124.925363][ T8961] ? mark_lock+0xf0/0x15f0 [ 124.929793][ T8961] ? __lock_acquire+0xbc5/0x5050 [ 124.934745][ T8961] ? lock_chain_count+0x20/0x20 [ 124.939609][ T8961] ? mark_lock+0xf0/0x15f0 [ 124.944051][ T8961] ? memset+0x20/0x40 [ 124.948077][ T8961] ? __nla_validate_parse+0xb2/0x1fd0 [ 124.953490][ T8961] ? nla_get_range_signed+0x540/0x540 [ 124.958898][ T8961] __rtnl_newlink+0xabb/0x1360 [ 124.963694][ T8961] ? check_preemption_disabled+0x36/0xd0 [ 124.969333][ T8961] ? rtnl_setlink+0x320/0x320 [ 124.974018][ T8961] ? lock_release+0x424/0x7e0 [ 124.978706][ T8961] ? is_bpf_text_address+0x5f/0xe0 [ 124.983943][ T8961] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 124.990149][ T8961] ? is_bpf_text_address+0x77/0xe0 [ 124.995264][ T8961] ? kernel_text_address+0xbd/0xf0 [ 125.000389][ T8961] ? __kernel_text_address+0x9/0x30 [ 125.005601][ T8961] ? unwind_get_return_address+0x51/0x90 [ 125.011241][ T8961] ? create_prof_cpu_mask+0x20/0x20 [ 125.016441][ T8961] ? arch_stack_walk+0x93/0xe0 [ 125.021333][ T8961] ? stack_trace_save+0x8c/0xc0 [ 125.026187][ T8961] ? stack_trace_consume_entry+0x160/0x160 [ 125.032048][ T8961] ? fs_reclaim_release+0x9c/0xf0 [ 125.037096][ T8961] ? lock_is_held_type+0xfa/0x130 [ 125.042157][ T8961] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 125.047702][ T8961] ? trace_kmalloc+0xbe/0xf0 [ 125.052381][ T8961] ? kmem_cache_alloc_trace+0x221/0x440 [ 125.058022][ T8961] rtnl_newlink+0x5a/0x90 [ 125.062357][ T8961] rtnetlink_rcv_msg+0x32f/0x860 [ 125.067307][ T8961] ? __dev_queue_xmit+0x14aa/0x26b0 [ 125.072505][ T8961] ? rtnetlink_put_metrics+0x420/0x420 [ 125.077972][ T8961] ? check_preemption_disabled+0x36/0xd0 [ 125.083712][ T8961] ? netdev_core_pick_tx+0x290/0x290 [ 125.088994][ T8961] ? lock_acquire+0x1f0/0x850 [ 125.093678][ T8961] netlink_rcv_skb+0x118/0x370 [ 125.098441][ T8961] ? rtnetlink_put_metrics+0x420/0x420 [ 125.103902][ T8961] ? netlink_ack+0x9f0/0x9f0 [ 125.108564][ T8961] ? netlink_deliver_tap+0x15d/0x990 [ 125.113872][ T8961] netlink_unicast+0x42e/0x700 [ 125.118740][ T8961] ? netlink_attachskb+0x730/0x730 [ 125.123944][ T8961] ? __build_skb_around+0x1f3/0x2b0 [ 125.129178][ T8961] netlink_sendmsg+0x70e/0xbe0 [ 125.133971][ T8961] ? netlink_unicast+0x700/0x700 [ 125.138917][ T8961] ? iovec_from_user+0x143/0x290 [ 125.143907][ T8961] ? netlink_unicast+0x700/0x700 [ 125.148851][ T8961] sock_sendmsg+0xab/0xe0 [ 125.153194][ T8961] ____sys_sendmsg+0x5bf/0x7a0 [ 125.157964][ T8961] ? kernel_sendmsg+0x30/0x30 [ 125.162732][ T8961] ? do_recvmmsg+0x550/0x550 [ 125.167422][ T8961] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 125.173415][ T8961] ? __might_fault+0xb5/0x160 [ 125.178097][ T8961] ___sys_sendmsg+0xd3/0x150 [ 125.182699][ T8961] ? sendmsg_copy_msghdr+0x110/0x110 [ 125.188162][ T8961] ? find_held_lock+0x2d/0x110 [ 125.192945][ T8961] ? check_preemption_disabled+0x36/0xd0 [ 125.198582][ T8961] ? lock_release+0x424/0x7e0 [ 125.203258][ T8961] ? __fget_files+0x193/0x2b0 [ 125.207929][ T8961] ? lock_downgrade+0x7b0/0x7b0 [ 125.212841][ T8961] ? find_held_lock+0x2d/0x110 [ 125.217581][ T8961] ? check_preemption_disabled+0x36/0xd0 [ 125.223190][ T8961] ? lock_is_held_type+0xfa/0x130 [ 125.228353][ T8961] ? __fget_files+0x1ab/0x2b0 [ 125.233108][ T8961] ? __fget_light+0xbe/0x220 [ 125.237689][ T8961] __sys_sendmsg+0xb2/0x140 [ 125.242201][ T8961] ? __sys_sendmsg_sock+0x10/0x10 [ 125.247214][ T8961] ? check_preemption_disabled+0x36/0xd0 [ 125.252838][ T8961] ? syscall_enter_from_user_mode+0x1d/0x60 [ 125.259068][ T8961] ? lockdep_hardirqs_on+0x54/0x100 [ 125.264274][ T8961] do_syscall_64+0x3a/0xb0 [ 125.268690][ T8961] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 125.274566][ T8961] RIP: 0033:0x464d29 [ 125.278437][ T8961] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 125.298243][ T8961] RSP: 002b:00007fc972cef188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 125.306645][ T8961] RAX: ffffffffffffffda RBX: 000000000055cfa0 RCX: 0000000000464d29 [ 125.314613][ T8961] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000007 [ 125.322562][ T8961] RBP: 00007fc972cef1d0 R08: 0000000000000000 R09: 0000000000000000 [ 125.330517][ T8961] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 125.338476][ T8961] R13: 00007fffc4416abf R14: 00007fc972cef300 R15: 0000000000022000 [ 125.371613][ T8989] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 125.386765][ T8993] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 125.433549][ T9011] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 125.549464][ T9009] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 125.664150][ T9065] FAULT_INJECTION: forcing a failure. [ 125.664150][ T9065] name failslab, interval 1, probability 0, space 0, times 0 [ 125.696110][ T9065] CPU: 1 PID: 9065 Comm: syz-executor.5 Not tainted 5.13.0-rc1-syzkaller #0 [ 125.704995][ T9065] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 125.715155][ T9065] Call Trace: [ 125.718446][ T9065] dump_stack+0x10c/0x14b [ 125.722796][ T9065] should_fail.cold+0x5/0xa [ 125.727318][ T9065] should_failslab+0x5/0x10 [ 125.731834][ T9065] kmem_cache_alloc_trace+0x57/0x440 [ 125.737225][ T9065] ? kobj_ns_initial+0x70/0x70 [ 125.741994][ T9065] call_usermodehelper_setup+0x76/0x2d0 [ 125.747763][ T9065] ? memcpy+0x39/0x60 [ 125.751757][ T9065] kobject_uevent_env+0xa93/0xf30 [ 125.756796][ T9065] ? check_preemption_disabled+0x36/0xd0 [ 125.762437][ T9065] ? __local_bh_enable_ip+0x11f/0x220 [ 125.767815][ T9065] ? __dev_change_net_namespace+0x3fe/0x1120 [ 125.773802][ T9065] ? lockdep_hardirqs_on+0x54/0x100 [ 125.779088][ T9065] __dev_change_net_namespace+0x80b/0x1120 [ 125.784906][ T9065] ? check_preemption_disabled+0x36/0xd0 [ 125.790559][ T9065] ? netdev_pick_tx+0x830/0x830 [ 125.795429][ T9065] ? security_capable+0x4c/0x90 [ 125.800394][ T9065] ? ns_capable+0x53/0xc0 [ 125.805010][ T9065] do_setlink+0x1d3/0x2df0 [ 125.809618][ T9065] ? unwind_get_return_address+0x51/0x90 [ 125.815520][ T9065] ? rtnl_getlink+0x930/0x930 [ 125.820214][ T9065] ? mark_lock+0xf0/0x15f0 [ 125.824646][ T9065] ? __lock_acquire+0xbc5/0x5050 [ 125.829597][ T9065] ? lock_chain_count+0x20/0x20 [ 125.834468][ T9065] ? mark_lock+0xf0/0x15f0 [ 125.838926][ T9065] ? memset+0x20/0x40 [ 125.843012][ T9065] ? __nla_validate_parse+0xb2/0x1fd0 [ 125.848437][ T9065] ? nla_get_range_signed+0x540/0x540 [ 125.853834][ T9065] __rtnl_newlink+0xabb/0x1360 [ 125.858753][ T9065] ? check_preemption_disabled+0x36/0xd0 [ 125.864840][ T9065] ? rtnl_setlink+0x320/0x320 [ 125.870508][ T9065] ? lock_release+0x424/0x7e0 [ 125.875580][ T9065] ? is_bpf_text_address+0x5f/0xe0 [ 125.880733][ T9065] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 125.887043][ T9065] ? is_bpf_text_address+0x77/0xe0 [ 125.892291][ T9065] ? kernel_text_address+0xbd/0xf0 [ 125.897863][ T9065] ? __kernel_text_address+0x9/0x30 [ 125.903167][ T9065] ? unwind_get_return_address+0x51/0x90 [ 125.908903][ T9065] ? create_prof_cpu_mask+0x20/0x20 [ 125.914133][ T9065] ? arch_stack_walk+0x93/0xe0 [ 125.919092][ T9065] ? stack_trace_save+0x8c/0xc0 [ 125.924131][ T9065] ? stack_trace_consume_entry+0x160/0x160 [ 125.930440][ T9065] ? fs_reclaim_release+0x9c/0xf0 [ 125.935837][ T9065] ? lock_is_held_type+0xfa/0x130 [ 125.940882][ T9065] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 125.946443][ T9065] ? trace_kmalloc+0xbe/0xf0 [ 125.951101][ T9065] ? kmem_cache_alloc_trace+0x221/0x440 [ 125.956853][ T9065] rtnl_newlink+0x5a/0x90 [ 125.961286][ T9065] rtnetlink_rcv_msg+0x32f/0x860 [ 125.966237][ T9065] ? __dev_queue_xmit+0x14aa/0x26b0 [ 125.971535][ T9065] ? rtnetlink_put_metrics+0x420/0x420 [ 125.977135][ T9065] ? check_preemption_disabled+0x36/0xd0 [ 125.982882][ T9065] ? netdev_core_pick_tx+0x290/0x290 [ 125.988183][ T9065] ? lock_acquire+0x1f0/0x850 [ 125.992883][ T9065] netlink_rcv_skb+0x118/0x370 [ 125.997752][ T9065] ? rtnetlink_put_metrics+0x420/0x420 [ 126.003226][ T9065] ? netlink_ack+0x9f0/0x9f0 [ 126.007841][ T9065] ? netlink_deliver_tap+0x15d/0x990 [ 126.013186][ T9065] netlink_unicast+0x42e/0x700 [ 126.018090][ T9065] ? netlink_attachskb+0x730/0x730 [ 126.023211][ T9065] ? __build_skb_around+0x1f3/0x2b0 [ 126.028550][ T9065] netlink_sendmsg+0x70e/0xbe0 [ 126.033423][ T9065] ? netlink_unicast+0x700/0x700 [ 126.038455][ T9065] ? iovec_from_user+0x143/0x290 [ 126.043402][ T9065] ? netlink_unicast+0x700/0x700 [ 126.048606][ T9065] sock_sendmsg+0xab/0xe0 [ 126.052952][ T9065] ____sys_sendmsg+0x5bf/0x7a0 [ 126.058164][ T9065] ? kernel_sendmsg+0x30/0x30 [ 126.062851][ T9065] ? do_recvmmsg+0x550/0x550 [ 126.067733][ T9065] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 126.074083][ T9065] ? __might_fault+0xb5/0x160 [ 126.078930][ T9065] ___sys_sendmsg+0xd3/0x150 [ 126.083633][ T9065] ? sendmsg_copy_msghdr+0x110/0x110 [ 126.089179][ T9065] ? find_held_lock+0x2d/0x110 [ 126.094253][ T9065] ? check_preemption_disabled+0x36/0xd0 [ 126.100176][ T9065] ? lock_release+0x424/0x7e0 [ 126.104870][ T9065] ? __fget_files+0x193/0x2b0 [ 126.109650][ T9065] ? lock_downgrade+0x7b0/0x7b0 [ 126.114707][ T9065] ? find_held_lock+0x2d/0x110 [ 126.119501][ T9065] ? check_preemption_disabled+0x36/0xd0 [ 126.125154][ T9065] ? lock_is_held_type+0xfa/0x130 [ 126.130556][ T9065] ? __fget_files+0x1ab/0x2b0 [ 126.135366][ T9065] ? __fget_light+0xbe/0x220 [ 126.140034][ T9065] __sys_sendmsg+0xb2/0x140 [ 126.144837][ T9065] ? __sys_sendmsg_sock+0x10/0x10 [ 126.149886][ T9065] ? check_preemption_disabled+0x36/0xd0 [ 126.155540][ T9065] ? syscall_enter_from_user_mode+0x1d/0x60 [ 126.161450][ T9065] ? lockdep_hardirqs_on+0x54/0x100 [ 126.166666][ T9065] do_syscall_64+0x3a/0xb0 [ 126.171105][ T9065] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 126.177006][ T9065] RIP: 0033:0x464d29 [ 126.180914][ T9065] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 126.200526][ T9065] RSP: 002b:00007fc972cce188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 126.209105][ T9065] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 126.217081][ T9065] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 126.225144][ T9065] RBP: 00007fc972cce1d0 R08: 0000000000000000 R09: 0000000000000000 [ 126.233221][ T9065] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 126.241182][ T9065] R13: 00007fffc4416abf R14: 00007fc972cce300 R15: 0000000000022000 [ 126.344592][ T9074] FAULT_INJECTION: forcing a failure. [ 126.344592][ T9074] name failslab, interval 1, probability 0, space 0, times 0 [ 126.364385][ T9074] CPU: 1 PID: 9074 Comm: syz-executor.1 Not tainted 5.13.0-rc1-syzkaller #0 [ 126.373082][ T9074] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 126.383139][ T9074] Call Trace: [ 126.386446][ T9074] dump_stack+0x10c/0x14b [ 126.390792][ T9074] should_fail.cold+0x5/0xa [ 126.395292][ T9074] should_failslab+0x5/0x10 [ 126.399781][ T9074] kmem_cache_alloc_node_trace+0x66/0x570 [ 126.405485][ T9074] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 126.411027][ T9074] __kmalloc_node_track_caller+0x38/0x60 [ 126.416666][ T9074] __alloc_skb+0x8b/0x280 [ 126.420997][ T9074] alloc_uevent_skb+0x76/0x200 [ 126.425748][ T9074] kobject_uevent_env+0xc42/0xf30 [ 126.430752][ T9074] ? check_preemption_disabled+0x36/0xd0 [ 126.436378][ T9074] ? __local_bh_enable_ip+0x11f/0x220 [ 126.441729][ T9074] ? __dev_change_net_namespace+0x3fe/0x1120 [ 126.447948][ T9074] ? lockdep_hardirqs_on+0x54/0x100 [ 126.453140][ T9074] __dev_change_net_namespace+0x80b/0x1120 [ 126.458928][ T9074] ? check_preemption_disabled+0x36/0xd0 [ 126.464636][ T9074] ? netdev_pick_tx+0x830/0x830 [ 126.469484][ T9074] ? security_capable+0x4c/0x90 [ 126.474314][ T9074] ? ns_capable+0x53/0xc0 [ 126.478628][ T9074] do_setlink+0x1d3/0x2df0 [ 126.483022][ T9074] ? unwind_get_return_address+0x51/0x90 [ 126.488640][ T9074] ? rtnl_getlink+0x930/0x930 [ 126.493296][ T9074] ? mark_lock+0xf0/0x15f0 [ 126.497690][ T9074] ? __lock_acquire+0xbc5/0x5050 [ 126.502772][ T9074] ? lock_chain_count+0x20/0x20 [ 126.507695][ T9074] ? mark_lock+0xf0/0x15f0 [ 126.512088][ T9074] ? memset+0x20/0x40 [ 126.516143][ T9074] ? __nla_validate_parse+0xb2/0x1fd0 [ 126.521505][ T9074] ? nla_get_range_signed+0x540/0x540 [ 126.526862][ T9074] __rtnl_newlink+0xabb/0x1360 [ 126.531630][ T9074] ? check_preemption_disabled+0x36/0xd0 [ 126.537363][ T9074] ? rtnl_setlink+0x320/0x320 [ 126.542022][ T9074] ? lock_release+0x424/0x7e0 [ 126.546934][ T9074] ? is_bpf_text_address+0x5f/0xe0 [ 126.552076][ T9074] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 126.558126][ T9074] ? is_bpf_text_address+0x77/0xe0 [ 126.563216][ T9074] ? kernel_text_address+0xbd/0xf0 [ 126.568330][ T9074] ? __kernel_text_address+0x9/0x30 [ 126.573529][ T9074] ? unwind_get_return_address+0x51/0x90 [ 126.579138][ T9074] ? create_prof_cpu_mask+0x20/0x20 [ 126.584312][ T9074] ? arch_stack_walk+0x93/0xe0 [ 126.589078][ T9074] ? stack_trace_save+0x8c/0xc0 [ 126.593908][ T9074] ? stack_trace_consume_entry+0x160/0x160 [ 126.599721][ T9074] ? fs_reclaim_release+0x9c/0xf0 [ 126.604726][ T9074] ? lock_is_held_type+0xfa/0x130 [ 126.609732][ T9074] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 126.615254][ T9074] ? trace_kmalloc+0xbe/0xf0 [ 126.619820][ T9074] ? kmem_cache_alloc_trace+0x221/0x440 [ 126.625345][ T9074] rtnl_newlink+0x5a/0x90 [ 126.629657][ T9074] rtnetlink_rcv_msg+0x32f/0x860 [ 126.634660][ T9074] ? __dev_queue_xmit+0x14aa/0x26b0 [ 126.639844][ T9074] ? rtnetlink_put_metrics+0x420/0x420 [ 126.645277][ T9074] ? check_preemption_disabled+0x36/0xd0 [ 126.650909][ T9074] ? netdev_core_pick_tx+0x290/0x290 [ 126.656409][ T9074] ? lock_acquire+0x1f0/0x850 [ 126.661084][ T9074] netlink_rcv_skb+0x118/0x370 [ 126.665968][ T9074] ? rtnetlink_put_metrics+0x420/0x420 [ 126.671436][ T9074] ? netlink_ack+0x9f0/0x9f0 [ 126.676016][ T9074] ? netlink_deliver_tap+0x15d/0x990 [ 126.681308][ T9074] netlink_unicast+0x42e/0x700 [ 126.686057][ T9074] ? netlink_attachskb+0x730/0x730 [ 126.691152][ T9074] ? __build_skb_around+0x1f3/0x2b0 [ 126.696353][ T9074] netlink_sendmsg+0x70e/0xbe0 [ 126.701118][ T9074] ? netlink_unicast+0x700/0x700 [ 126.706073][ T9074] ? iovec_from_user+0x143/0x290 [ 126.711143][ T9074] ? netlink_unicast+0x700/0x700 [ 126.716070][ T9074] sock_sendmsg+0xab/0xe0 [ 126.720390][ T9074] ____sys_sendmsg+0x5bf/0x7a0 [ 126.725254][ T9074] ? kernel_sendmsg+0x30/0x30 [ 126.729915][ T9074] ? do_recvmmsg+0x550/0x550 [ 126.734587][ T9074] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 126.740554][ T9074] ? __might_fault+0xb5/0x160 [ 126.745229][ T9074] ___sys_sendmsg+0xd3/0x150 [ 126.749803][ T9074] ? sendmsg_copy_msghdr+0x110/0x110 [ 126.755078][ T9074] ? find_held_lock+0x2d/0x110 [ 126.759865][ T9074] ? check_preemption_disabled+0x36/0xd0 [ 126.765480][ T9074] ? lock_release+0x424/0x7e0 [ 126.770145][ T9074] ? __fget_files+0x193/0x2b0 [ 126.774799][ T9074] ? lock_downgrade+0x7b0/0x7b0 [ 126.779637][ T9074] ? find_held_lock+0x2d/0x110 [ 126.784381][ T9074] ? check_preemption_disabled+0x36/0xd0 [ 126.790082][ T9074] ? lock_is_held_type+0xfa/0x130 [ 126.795087][ T9074] ? __fget_files+0x1ab/0x2b0 [ 126.799745][ T9074] ? __fget_light+0xbe/0x220 [ 126.804315][ T9074] __sys_sendmsg+0xb2/0x140 [ 126.808796][ T9074] ? __sys_sendmsg_sock+0x10/0x10 [ 126.813803][ T9074] ? check_preemption_disabled+0x36/0xd0 [ 126.819434][ T9074] ? syscall_enter_from_user_mode+0x1d/0x60 [ 126.825368][ T9074] ? lockdep_hardirqs_on+0x54/0x100 [ 126.830573][ T9074] do_syscall_64+0x3a/0xb0 [ 126.834973][ T9074] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 126.840853][ T9074] RIP: 0033:0x464d29 [ 126.844750][ T9074] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 126.864348][ T9074] RSP: 002b:00007faa55e04188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 126.872768][ T9074] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 126.881167][ T9074] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 126.889124][ T9074] RBP: 00007faa55e041d0 R08: 0000000000000000 R09: 0000000000000000 [ 126.897185][ T9074] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 126.905140][ T9074] R13: 00007fffa69f0bff R14: 00007faa55e04300 R15: 0000000000022000 [ 127.374217][ T9184] FAULT_INJECTION: forcing a failure. [ 127.374217][ T9184] name failslab, interval 1, probability 0, space 0, times 0 [ 127.531106][ T9184] CPU: 1 PID: 9184 Comm: syz-executor.0 Not tainted 5.13.0-rc1-syzkaller #0 [ 127.539924][ T9184] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 127.549992][ T9184] Call Trace: [ 127.553285][ T9184] dump_stack+0x10c/0x14b [ 127.557939][ T9184] should_fail.cold+0x5/0xa [ 127.562458][ T9184] should_failslab+0x5/0x10 [ 127.567150][ T9184] kmem_cache_alloc_node+0x60/0x540 [ 127.572530][ T9184] __alloc_skb+0x153/0x280 [ 127.576973][ T9184] alloc_uevent_skb+0x76/0x200 [ 127.581766][ T9184] kobject_uevent_env+0xc42/0xf30 [ 127.586894][ T9184] ? check_preemption_disabled+0x36/0xd0 [ 127.592552][ T9184] ? __local_bh_enable_ip+0x11f/0x220 [ 127.598026][ T9184] ? __dev_change_net_namespace+0x3fe/0x1120 [ 127.604016][ T9184] ? lockdep_hardirqs_on+0x54/0x100 [ 127.609229][ T9184] __dev_change_net_namespace+0x80b/0x1120 [ 127.615059][ T9184] ? check_preemption_disabled+0x36/0xd0 [ 127.620707][ T9184] ? netdev_pick_tx+0x830/0x830 [ 127.625575][ T9184] ? security_capable+0x4c/0x90 [ 127.630444][ T9184] ? ns_capable+0x53/0xc0 [ 127.634879][ T9184] do_setlink+0x1d3/0x2df0 [ 127.639307][ T9184] ? unwind_get_return_address+0x51/0x90 [ 127.645038][ T9184] ? rtnl_getlink+0x930/0x930 [ 127.650204][ T9184] ? mark_lock+0xf0/0x15f0 [ 127.654890][ T9184] ? __lock_acquire+0xbc5/0x5050 [ 127.660017][ T9184] ? lock_chain_count+0x20/0x20 [ 127.665060][ T9184] ? mark_lock+0xf0/0x15f0 [ 127.669692][ T9184] ? memset+0x20/0x40 [ 127.674116][ T9184] ? __nla_validate_parse+0xb2/0x1fd0 [ 127.679783][ T9184] ? nla_get_range_signed+0x540/0x540 [ 127.685188][ T9184] __rtnl_newlink+0xabb/0x1360 [ 127.690234][ T9184] ? check_preemption_disabled+0x36/0xd0 [ 127.695900][ T9184] ? rtnl_setlink+0x320/0x320 [ 127.700582][ T9184] ? lock_release+0x424/0x7e0 [ 127.705270][ T9184] ? is_bpf_text_address+0x5f/0xe0 [ 127.710784][ T9184] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 127.718514][ T9184] ? is_bpf_text_address+0x77/0xe0 [ 127.724157][ T9184] ? kernel_text_address+0xbd/0xf0 [ 127.729455][ T9184] ? __kernel_text_address+0x9/0x30 [ 127.735144][ T9184] ? unwind_get_return_address+0x51/0x90 [ 127.741051][ T9184] ? create_prof_cpu_mask+0x20/0x20 [ 127.746850][ T9184] ? arch_stack_walk+0x93/0xe0 [ 127.752160][ T9184] ? stack_trace_save+0x8c/0xc0 [ 127.757204][ T9184] ? stack_trace_consume_entry+0x160/0x160 [ 127.763240][ T9184] ? fs_reclaim_release+0x9c/0xf0 [ 127.768764][ T9184] ? lock_is_held_type+0xfa/0x130 [ 127.774431][ T9184] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 127.780267][ T9184] ? trace_kmalloc+0xbe/0xf0 [ 127.785262][ T9184] ? kmem_cache_alloc_trace+0x221/0x440 [ 127.790822][ T9184] rtnl_newlink+0x5a/0x90 [ 127.796118][ T9184] rtnetlink_rcv_msg+0x32f/0x860 [ 127.801329][ T9184] ? __dev_queue_xmit+0x14aa/0x26b0 [ 127.806712][ T9184] ? rtnetlink_put_metrics+0x420/0x420 [ 127.812391][ T9184] ? check_preemption_disabled+0x36/0xd0 [ 127.818355][ T9184] ? netdev_core_pick_tx+0x290/0x290 [ 127.823642][ T9184] ? lock_acquire+0x1f0/0x850 [ 127.828332][ T9184] netlink_rcv_skb+0x118/0x370 [ 127.833094][ T9184] ? rtnetlink_put_metrics+0x420/0x420 [ 127.838748][ T9184] ? netlink_ack+0x9f0/0x9f0 [ 127.843423][ T9184] ? netlink_deliver_tap+0x15d/0x990 [ 127.848927][ T9184] netlink_unicast+0x42e/0x700 [ 127.853697][ T9184] ? netlink_attachskb+0x730/0x730 [ 127.858807][ T9184] ? __build_skb_around+0x1f3/0x2b0 [ 127.864034][ T9184] netlink_sendmsg+0x70e/0xbe0 [ 127.868889][ T9184] ? netlink_unicast+0x700/0x700 [ 127.873823][ T9184] ? iovec_from_user+0x143/0x290 [ 127.878772][ T9184] ? netlink_unicast+0x700/0x700 [ 127.883707][ T9184] sock_sendmsg+0xab/0xe0 [ 127.888037][ T9184] ____sys_sendmsg+0x5bf/0x7a0 [ 127.892814][ T9184] ? kernel_sendmsg+0x30/0x30 [ 127.897499][ T9184] ? do_recvmmsg+0x550/0x550 [ 127.902152][ T9184] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 127.908238][ T9184] ___sys_sendmsg+0xd3/0x150 [ 127.913111][ T9184] ? sendmsg_copy_msghdr+0x110/0x110 [ 127.918435][ T9184] ? find_held_lock+0x2d/0x110 [ 127.923221][ T9184] ? check_preemption_disabled+0x36/0xd0 [ 127.929090][ T9184] ? lock_release+0x424/0x7e0 [ 127.933936][ T9184] ? __fget_files+0x193/0x2b0 [ 127.938748][ T9184] ? lock_downgrade+0x7b0/0x7b0 [ 127.943773][ T9184] ? find_held_lock+0x2d/0x110 [ 127.948544][ T9184] ? check_preemption_disabled+0x36/0xd0 [ 127.954848][ T9184] ? lock_is_held_type+0xfa/0x130 [ 127.960652][ T9184] ? __fget_files+0x1ab/0x2b0 [ 127.965937][ T9184] ? __fget_light+0xbe/0x220 [ 127.970625][ T9184] __sys_sendmsg+0xb2/0x140 [ 127.975345][ T9184] ? __sys_sendmsg_sock+0x10/0x10 [ 127.980396][ T9184] ? check_preemption_disabled+0x36/0xd0 [ 127.986220][ T9184] ? syscall_enter_from_user_mode+0x1d/0x60 [ 127.992288][ T9184] ? lockdep_hardirqs_on+0x54/0x100 [ 127.997754][ T9184] do_syscall_64+0x3a/0xb0 [ 128.002167][ T9184] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 128.008304][ T9184] RIP: 0033:0x464d29 [ 128.012197][ T9184] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 128.032203][ T9184] RSP: 002b:00007fb9bceb1188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 128.040870][ T9184] RAX: ffffffffffffffda RBX: 000000000055cfa0 RCX: 0000000000464d29 [ 128.049153][ T9184] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 128.057361][ T9184] RBP: 00007fb9bceb11d0 R08: 0000000000000000 R09: 0000000000000000 [ 128.065368][ T9184] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 128.073609][ T9184] R13: 00007ffee5756d5f R14: 00007fb9bceb1300 R15: 0000000000022000 [ 128.354771][ T9164] FAULT_INJECTION: forcing a failure. [ 128.354771][ T9164] name failslab, interval 1, probability 0, space 0, times 0 [ 128.370951][ T9164] CPU: 1 PID: 9164 Comm: syz-executor.1 Not tainted 5.13.0-rc1-syzkaller #0 [ 128.382896][ T9164] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 128.393737][ T9164] Call Trace: [ 128.397211][ T9164] dump_stack+0x10c/0x14b [ 128.401544][ T9164] should_fail.cold+0x5/0xa [ 128.406181][ T9164] should_failslab+0x5/0x10 [ 128.411003][ T9164] kmem_cache_alloc_node+0x60/0x540 [ 128.416275][ T9164] __alloc_skb+0x153/0x280 [ 128.420945][ T9164] alloc_uevent_skb+0x76/0x200 [ 128.425887][ T9164] kobject_uevent_env+0xc42/0xf30 [ 128.431543][ T9164] ? check_preemption_disabled+0x36/0xd0 [ 128.438131][ T9164] ? __local_bh_enable_ip+0x11f/0x220 [ 128.443965][ T9164] ? __dev_change_net_namespace+0x3fe/0x1120 [ 128.450314][ T9164] ? lockdep_hardirqs_on+0x54/0x100 [ 128.455967][ T9164] __dev_change_net_namespace+0x80b/0x1120 [ 128.462176][ T9164] ? check_preemption_disabled+0x36/0xd0 [ 128.468108][ T9164] ? netdev_pick_tx+0x830/0x830 [ 128.473071][ T9164] ? security_capable+0x4c/0x90 [ 128.478572][ T9164] ? ns_capable+0x53/0xc0 [ 128.484338][ T9164] do_setlink+0x1d3/0x2df0 [ 128.489942][ T9164] ? rtnl_getlink+0x930/0x930 [ 128.495296][ T9164] ? find_held_lock+0x2d/0x110 [ 128.501062][ T9164] ? mark_lock+0xf0/0x15f0 [ 128.506534][ T9164] ? lock_release+0x424/0x7e0 [ 128.511243][ T9164] ? is_bpf_text_address+0x5f/0xe0 [ 128.516568][ T9164] ? lock_chain_count+0x20/0x20 [ 128.521880][ T9164] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 128.529235][ T9164] ? memset+0x20/0x40 [ 128.533351][ T9164] ? __nla_validate_parse+0xb2/0x1fd0 [ 128.538950][ T9164] ? nla_get_range_signed+0x540/0x540 [ 128.544529][ T9164] __rtnl_newlink+0xabb/0x1360 [ 128.549410][ T9164] ? check_preemption_disabled+0x36/0xd0 [ 128.555718][ T9164] ? rtnl_setlink+0x320/0x320 [ 128.560906][ T9164] ? lock_release+0x424/0x7e0 [ 128.566238][ T9164] ? is_bpf_text_address+0x5f/0xe0 [ 128.571552][ T9164] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 128.577914][ T9164] ? is_bpf_text_address+0x77/0xe0 [ 128.583376][ T9164] ? kernel_text_address+0xbd/0xf0 [ 128.591329][ T9164] ? __kernel_text_address+0x9/0x30 [ 128.596925][ T9164] ? unwind_get_return_address+0x51/0x90 [ 128.602854][ T9164] ? create_prof_cpu_mask+0x20/0x20 [ 128.608237][ T9164] ? arch_stack_walk+0x93/0xe0 [ 128.613114][ T9164] ? stack_trace_save+0x8c/0xc0 [ 128.618094][ T9164] ? stack_trace_consume_entry+0x160/0x160 [ 128.624383][ T9164] ? fs_reclaim_release+0x9c/0xf0 [ 128.629778][ T9164] ? lock_is_held_type+0xfa/0x130 [ 128.634933][ T9164] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 128.640852][ T9164] ? trace_kmalloc+0xbe/0xf0 [ 128.645682][ T9164] ? kmem_cache_alloc_trace+0x221/0x440 [ 128.651511][ T9164] rtnl_newlink+0x5a/0x90 [ 128.655966][ T9164] rtnetlink_rcv_msg+0x32f/0x860 [ 128.661709][ T9164] ? __dev_queue_xmit+0x14aa/0x26b0 [ 128.667293][ T9164] ? rtnetlink_put_metrics+0x420/0x420 [ 128.672962][ T9164] ? check_preemption_disabled+0x36/0xd0 [ 128.678698][ T9164] ? netdev_core_pick_tx+0x290/0x290 [ 128.684162][ T9164] ? lock_acquire+0x1f0/0x850 [ 128.689704][ T9164] netlink_rcv_skb+0x118/0x370 [ 128.695120][ T9164] ? rtnetlink_put_metrics+0x420/0x420 [ 128.701247][ T9164] ? netlink_ack+0x9f0/0x9f0 [ 128.706875][ T9164] ? netlink_deliver_tap+0x15d/0x990 [ 128.712672][ T9164] netlink_unicast+0x42e/0x700 [ 128.717541][ T9164] ? netlink_attachskb+0x730/0x730 [ 128.722651][ T9164] ? __build_skb_around+0x1f3/0x2b0 [ 128.727848][ T9164] netlink_sendmsg+0x70e/0xbe0 [ 128.732607][ T9164] ? netlink_unicast+0x700/0x700 [ 128.737527][ T9164] ? iovec_from_user+0x143/0x290 [ 128.742590][ T9164] ? netlink_unicast+0x700/0x700 [ 128.747831][ T9164] sock_sendmsg+0xab/0xe0 [ 128.752213][ T9164] ____sys_sendmsg+0x5bf/0x7a0 [ 128.757156][ T9164] ? kernel_sendmsg+0x30/0x30 [ 128.761933][ T9164] ? do_recvmmsg+0x550/0x550 [ 128.766540][ T9164] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 128.772775][ T9164] ? __might_fault+0xb5/0x160 [ 128.778030][ T9164] ___sys_sendmsg+0xd3/0x150 [ 128.782716][ T9164] ? sendmsg_copy_msghdr+0x110/0x110 [ 128.788029][ T9164] ? find_held_lock+0x2d/0x110 [ 128.792823][ T9164] ? check_preemption_disabled+0x36/0xd0 [ 128.798459][ T9164] ? lock_release+0x424/0x7e0 [ 128.803125][ T9164] ? __fget_files+0x193/0x2b0 [ 128.807842][ T9164] ? lock_downgrade+0x7b0/0x7b0 [ 128.813503][ T9164] ? find_held_lock+0x2d/0x110 [ 128.818436][ T9164] ? check_preemption_disabled+0x36/0xd0 [ 128.824169][ T9164] ? lock_is_held_type+0xfa/0x130 [ 128.829208][ T9164] ? __fget_files+0x1ab/0x2b0 [ 128.834002][ T9164] ? __fget_light+0xbe/0x220 [ 128.838670][ T9164] __sys_sendmsg+0xb2/0x140 [ 128.843343][ T9164] ? __sys_sendmsg_sock+0x10/0x10 [ 128.848369][ T9164] ? check_preemption_disabled+0x36/0xd0 [ 128.854004][ T9164] ? syscall_enter_from_user_mode+0x1d/0x60 [ 128.860048][ T9164] ? lockdep_hardirqs_on+0x54/0x100 [ 128.865488][ T9164] do_syscall_64+0x3a/0xb0 [ 128.870498][ T9164] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 128.876974][ T9164] RIP: 0033:0x464d29 [ 128.881438][ T9164] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 128.902766][ T9164] RSP: 002b:00007faa55e46188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 128.911818][ T9164] RAX: ffffffffffffffda RBX: 000000000055cf00 RCX: 0000000000464d29 [ 128.920560][ T9164] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 128.929184][ T9164] RBP: 00007faa55e461d0 R08: 0000000000000000 R09: 0000000000000000 [ 128.937950][ T9164] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 128.946696][ T9164] R13: 00007fffa69f0bff R14: 00007faa55e46300 R15: 0000000000022000 [ 129.083865][ T9247] FAULT_INJECTION: forcing a failure. [ 129.083865][ T9247] name failslab, interval 1, probability 0, space 0, times 0 [ 129.117327][ T9247] CPU: 0 PID: 9247 Comm: syz-executor.5 Not tainted 5.13.0-rc1-syzkaller #0 [ 129.127026][ T9247] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 129.137665][ T9247] Call Trace: [ 129.141488][ T9247] dump_stack+0x10c/0x14b [ 129.145937][ T9247] should_fail.cold+0x5/0xa [ 129.151856][ T9247] should_failslab+0x5/0x10 [ 129.156475][ T9247] kmem_cache_alloc_trace+0x57/0x440 [ 129.162052][ T9247] ? kobj_ns_initial+0x70/0x70 [ 129.167210][ T9247] call_usermodehelper_setup+0x76/0x2d0 [ 129.173258][ T9247] ? memcpy+0x39/0x60 [ 129.177441][ T9247] kobject_uevent_env+0xa93/0xf30 [ 129.182973][ T9247] ? check_preemption_disabled+0x36/0xd0 [ 129.188805][ T9247] ? __local_bh_enable_ip+0x11f/0x220 [ 129.194889][ T9247] ? __dev_change_net_namespace+0x3fe/0x1120 [ 129.201323][ T9247] ? lockdep_hardirqs_on+0x54/0x100 [ 129.207195][ T9247] __dev_change_net_namespace+0x80b/0x1120 [ 129.213287][ T9247] ? check_preemption_disabled+0x36/0xd0 [ 129.219855][ T9247] ? netdev_pick_tx+0x830/0x830 [ 129.224774][ T9247] ? security_capable+0x4c/0x90 [ 129.229916][ T9247] ? ns_capable+0x53/0xc0 [ 129.234557][ T9247] do_setlink+0x1d3/0x2df0 [ 129.239208][ T9247] ? unwind_get_return_address+0x51/0x90 [ 129.244950][ T9247] ? rtnl_getlink+0x930/0x930 [ 129.249767][ T9247] ? mark_lock+0xf0/0x15f0 [ 129.254395][ T9247] ? __lock_acquire+0xbc5/0x5050 [ 129.259440][ T9247] ? lock_chain_count+0x20/0x20 [ 129.264401][ T9247] ? mark_lock+0xf0/0x15f0 [ 129.268843][ T9247] ? memset+0x20/0x40 [ 129.272933][ T9247] ? __nla_validate_parse+0xb2/0x1fd0 [ 129.278430][ T9247] ? nla_get_range_signed+0x540/0x540 [ 129.284274][ T9247] __rtnl_newlink+0xabb/0x1360 [ 129.289160][ T9247] ? check_preemption_disabled+0x36/0xd0 [ 129.294814][ T9247] ? rtnl_setlink+0x320/0x320 [ 129.299507][ T9247] ? lock_release+0x424/0x7e0 [ 129.304370][ T9247] ? is_bpf_text_address+0x5f/0xe0 [ 129.310899][ T9247] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 129.317160][ T9247] ? is_bpf_text_address+0x77/0xe0 [ 129.322463][ T9247] ? kernel_text_address+0xbd/0xf0 [ 129.327865][ T9247] ? __kernel_text_address+0x9/0x30 [ 129.333174][ T9247] ? unwind_get_return_address+0x51/0x90 [ 129.339732][ T9247] ? create_prof_cpu_mask+0x20/0x20 [ 129.346540][ T9247] ? arch_stack_walk+0x93/0xe0 [ 129.351601][ T9247] ? stack_trace_save+0x8c/0xc0 [ 129.356784][ T9247] ? stack_trace_consume_entry+0x160/0x160 [ 129.363462][ T9247] ? fs_reclaim_release+0x9c/0xf0 [ 129.369224][ T9247] ? lock_is_held_type+0xfa/0x130 [ 129.375231][ T9247] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 129.381520][ T9247] ? trace_kmalloc+0xbe/0xf0 [ 129.386310][ T9247] ? kmem_cache_alloc_trace+0x221/0x440 [ 129.392002][ T9247] rtnl_newlink+0x5a/0x90 [ 129.396651][ T9247] rtnetlink_rcv_msg+0x32f/0x860 [ 129.402241][ T9247] ? __dev_queue_xmit+0x14aa/0x26b0 [ 129.407563][ T9247] ? rtnetlink_put_metrics+0x420/0x420 [ 129.413984][ T9247] ? check_preemption_disabled+0x36/0xd0 [ 129.419912][ T9247] ? netdev_core_pick_tx+0x290/0x290 [ 129.425283][ T9247] ? lock_acquire+0x1f0/0x850 [ 129.430088][ T9247] netlink_rcv_skb+0x118/0x370 [ 129.435132][ T9247] ? rtnetlink_put_metrics+0x420/0x420 [ 129.440788][ T9247] ? netlink_ack+0x9f0/0x9f0 [ 129.448059][ T9247] ? netlink_deliver_tap+0x15d/0x990 [ 129.454688][ T9247] netlink_unicast+0x42e/0x700 [ 129.460688][ T9247] ? netlink_attachskb+0x730/0x730 [ 129.467146][ T9247] ? __build_skb_around+0x1f3/0x2b0 [ 129.472467][ T9247] netlink_sendmsg+0x70e/0xbe0 [ 129.477856][ T9247] ? netlink_unicast+0x700/0x700 [ 129.482910][ T9247] ? iovec_from_user+0x143/0x290 [ 129.488070][ T9247] ? netlink_unicast+0x700/0x700 [ 129.493025][ T9247] sock_sendmsg+0xab/0xe0 [ 129.497474][ T9247] ____sys_sendmsg+0x5bf/0x7a0 [ 129.502433][ T9247] ? kernel_sendmsg+0x30/0x30 [ 129.507238][ T9247] ? do_recvmmsg+0x550/0x550 [ 129.512283][ T9247] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 129.518380][ T9247] ? __might_fault+0xb5/0x160 [ 129.523088][ T9247] ___sys_sendmsg+0xd3/0x150 [ 129.527708][ T9247] ? sendmsg_copy_msghdr+0x110/0x110 [ 129.533231][ T9247] ? find_held_lock+0x2d/0x110 [ 129.538451][ T9247] ? check_preemption_disabled+0x36/0xd0 [ 129.544202][ T9247] ? lock_release+0x424/0x7e0 [ 129.548904][ T9247] ? __fget_files+0x193/0x2b0 [ 129.553796][ T9247] ? lock_downgrade+0x7b0/0x7b0 [ 129.558681][ T9247] ? find_held_lock+0x2d/0x110 [ 129.563471][ T9247] ? check_preemption_disabled+0x36/0xd0 [ 129.569253][ T9247] ? lock_is_held_type+0xfa/0x130 [ 129.574784][ T9247] ? __fget_files+0x1ab/0x2b0 [ 129.579589][ T9247] ? __fget_light+0xbe/0x220 [ 129.584821][ T9247] __sys_sendmsg+0xb2/0x140 [ 129.589971][ T9247] ? __sys_sendmsg_sock+0x10/0x10 [ 129.595254][ T9247] ? check_preemption_disabled+0x36/0xd0 [ 129.601373][ T9247] ? syscall_enter_from_user_mode+0x1d/0x60 [ 129.607916][ T9247] ? lockdep_hardirqs_on+0x54/0x100 [ 129.613845][ T9247] do_syscall_64+0x3a/0xb0 [ 129.618951][ T9247] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 129.625528][ T9247] RIP: 0033:0x464d29 [ 129.629440][ T9247] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 129.651908][ T9247] RSP: 002b:00007fc972d10188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 129.661045][ T9247] RAX: ffffffffffffffda RBX: 000000000055cf00 RCX: 0000000000464d29 [ 129.669992][ T9247] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 129.678341][ T9247] RBP: 00007fc972d101d0 R08: 0000000000000000 R09: 0000000000000000 [ 129.686433][ T9247] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 129.695407][ T9247] R13: 00007fffc4416abf R14: 00007fc972d10300 R15: 0000000000022000 2021/05/13 11:04:11 executed programs: 142 [ 129.816412][ T9245] FAULT_INJECTION: forcing a failure. [ 129.816412][ T9245] name failslab, interval 1, probability 0, space 0, times 0 [ 129.841672][ T9245] CPU: 1 PID: 9245 Comm: syz-executor.0 Not tainted 5.13.0-rc1-syzkaller #0 [ 129.850386][ T9245] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 129.860463][ T9245] Call Trace: [ 129.863760][ T9245] dump_stack+0x10c/0x14b [ 129.868298][ T9245] should_fail.cold+0x5/0xa [ 129.872846][ T9245] should_failslab+0x5/0x10 [ 129.877359][ T9245] kmem_cache_alloc_trace+0x57/0x440 [ 129.882639][ T9245] ? kobj_ns_initial+0x70/0x70 [ 129.887420][ T9245] call_usermodehelper_setup+0x76/0x2d0 [ 129.892949][ T9245] ? memcpy+0x39/0x60 [ 129.896922][ T9245] kobject_uevent_env+0xa93/0xf30 [ 129.901943][ T9245] ? check_preemption_disabled+0x36/0xd0 [ 129.907564][ T9245] ? __local_bh_enable_ip+0x11f/0x220 [ 129.913019][ T9245] ? __dev_change_net_namespace+0x3fe/0x1120 [ 129.919031][ T9245] ? lockdep_hardirqs_on+0x54/0x100 [ 129.924227][ T9245] __dev_change_net_namespace+0x80b/0x1120 [ 129.930032][ T9245] ? check_preemption_disabled+0x36/0xd0 [ 129.935680][ T9245] ? netdev_pick_tx+0x830/0x830 [ 129.940607][ T9245] ? security_capable+0x4c/0x90 [ 129.945463][ T9245] ? ns_capable+0x53/0xc0 [ 129.949790][ T9245] do_setlink+0x1d3/0x2df0 [ 129.954204][ T9245] ? unwind_get_return_address+0x51/0x90 [ 129.959845][ T9245] ? rtnl_getlink+0x930/0x930 [ 129.964505][ T9245] ? mark_lock+0xf0/0x15f0 [ 129.968903][ T9245] ? __lock_acquire+0xbc5/0x5050 [ 129.973925][ T9245] ? lock_chain_count+0x20/0x20 [ 129.978844][ T9245] ? mark_lock+0xf0/0x15f0 [ 129.983253][ T9245] ? memset+0x20/0x40 [ 129.987230][ T9245] ? __nla_validate_parse+0xb2/0x1fd0 [ 129.992679][ T9245] ? nla_get_range_signed+0x540/0x540 [ 129.998040][ T9245] __rtnl_newlink+0xabb/0x1360 [ 130.002803][ T9245] ? check_preemption_disabled+0x36/0xd0 [ 130.008417][ T9245] ? rtnl_setlink+0x320/0x320 [ 130.013598][ T9245] ? lock_release+0x424/0x7e0 [ 130.018268][ T9245] ? is_bpf_text_address+0x5f/0xe0 [ 130.023654][ T9245] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 130.029902][ T9245] ? is_bpf_text_address+0x77/0xe0 [ 130.035002][ T9245] ? kernel_text_address+0xbd/0xf0 [ 130.040096][ T9245] ? __kernel_text_address+0x9/0x30 [ 130.045668][ T9245] ? unwind_get_return_address+0x51/0x90 [ 130.051293][ T9245] ? create_prof_cpu_mask+0x20/0x20 [ 130.056511][ T9245] ? arch_stack_walk+0x93/0xe0 [ 130.061301][ T9245] ? stack_trace_save+0x8c/0xc0 [ 130.066154][ T9245] ? stack_trace_consume_entry+0x160/0x160 [ 130.071980][ T9245] ? fs_reclaim_release+0x9c/0xf0 [ 130.076998][ T9245] ? lock_is_held_type+0xfa/0x130 [ 130.082015][ T9245] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 130.087558][ T9245] ? trace_kmalloc+0xbe/0xf0 [ 130.092156][ T9245] ? kmem_cache_alloc_trace+0x221/0x440 [ 130.097705][ T9245] rtnl_newlink+0x5a/0x90 [ 130.102024][ T9245] rtnetlink_rcv_msg+0x32f/0x860 [ 130.107029][ T9245] ? __dev_queue_xmit+0x14aa/0x26b0 [ 130.112217][ T9245] ? rtnetlink_put_metrics+0x420/0x420 [ 130.117665][ T9245] ? check_preemption_disabled+0x36/0xd0 [ 130.123281][ T9245] ? netdev_core_pick_tx+0x290/0x290 [ 130.128794][ T9245] ? lock_acquire+0x1f0/0x850 [ 130.133555][ T9245] netlink_rcv_skb+0x118/0x370 [ 130.138365][ T9245] ? rtnetlink_put_metrics+0x420/0x420 [ 130.143919][ T9245] ? netlink_ack+0x9f0/0x9f0 [ 130.148609][ T9245] ? netlink_deliver_tap+0x15d/0x990 [ 130.153902][ T9245] netlink_unicast+0x42e/0x700 [ 130.158656][ T9245] ? netlink_attachskb+0x730/0x730 [ 130.163759][ T9245] ? __build_skb_around+0x1f3/0x2b0 [ 130.168978][ T9245] netlink_sendmsg+0x70e/0xbe0 [ 130.173736][ T9245] ? netlink_unicast+0x700/0x700 [ 130.178670][ T9245] ? iovec_from_user+0x143/0x290 [ 130.183602][ T9245] ? netlink_unicast+0x700/0x700 [ 130.188525][ T9245] sock_sendmsg+0xab/0xe0 [ 130.193023][ T9245] ____sys_sendmsg+0x5bf/0x7a0 [ 130.197773][ T9245] ? kernel_sendmsg+0x30/0x30 [ 130.202449][ T9245] ? do_recvmmsg+0x550/0x550 [ 130.207020][ T9245] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 130.212989][ T9245] ? __might_fault+0xb5/0x160 [ 130.217767][ T9245] ___sys_sendmsg+0xd3/0x150 [ 130.222358][ T9245] ? sendmsg_copy_msghdr+0x110/0x110 [ 130.227623][ T9245] ? find_held_lock+0x2d/0x110 [ 130.232369][ T9245] ? check_preemption_disabled+0x36/0xd0 [ 130.237989][ T9245] ? lock_release+0x424/0x7e0 [ 130.242651][ T9245] ? __fget_files+0x193/0x2b0 [ 130.247329][ T9245] ? lock_downgrade+0x7b0/0x7b0 [ 130.252177][ T9245] ? find_held_lock+0x2d/0x110 [ 130.257026][ T9245] ? check_preemption_disabled+0x36/0xd0 [ 130.262656][ T9245] ? lock_is_held_type+0xfa/0x130 [ 130.267677][ T9245] ? __fget_files+0x1ab/0x2b0 [ 130.272484][ T9245] ? __fget_light+0xbe/0x220 [ 130.277062][ T9245] __sys_sendmsg+0xb2/0x140 [ 130.281649][ T9245] ? __sys_sendmsg_sock+0x10/0x10 [ 130.286681][ T9245] ? check_preemption_disabled+0x36/0xd0 [ 130.292413][ T9245] ? syscall_enter_from_user_mode+0x1d/0x60 [ 130.298374][ T9245] ? lockdep_hardirqs_on+0x54/0x100 [ 130.303671][ T9245] do_syscall_64+0x3a/0xb0 [ 130.308093][ T9245] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 130.313984][ T9245] RIP: 0033:0x464d29 [ 130.317927][ T9245] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 130.337519][ T9245] RSP: 002b:00007fb9bced2188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 130.345934][ T9245] RAX: ffffffffffffffda RBX: 000000000055cf00 RCX: 0000000000464d29 [ 130.353893][ T9245] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 130.361853][ T9245] RBP: 00007fb9bced21d0 R08: 0000000000000000 R09: 0000000000000000 [ 130.369807][ T9245] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 130.377850][ T9245] R13: 00007ffee5756d5f R14: 00007fb9bced2300 R15: 0000000000022000 [ 130.427605][ T9276] __nla_validate_parse: 15 callbacks suppressed [ 130.427616][ T9276] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 130.512612][ T9275] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 130.538007][ T9278] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 130.563442][ T9287] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 130.633449][ T9305] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 130.763852][ T9307] FAULT_INJECTION: forcing a failure. [ 130.763852][ T9307] name failslab, interval 1, probability 0, space 0, times 0 [ 130.847067][ T9307] CPU: 0 PID: 9307 Comm: syz-executor.5 Not tainted 5.13.0-rc1-syzkaller #0 [ 130.855799][ T9307] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 130.865862][ T9307] Call Trace: [ 130.869159][ T9307] dump_stack+0x10c/0x14b [ 130.873536][ T9307] should_fail.cold+0x5/0xa [ 130.878057][ T9307] should_failslab+0x5/0x10 [ 130.882578][ T9307] kmem_cache_alloc_node+0x60/0x540 [ 130.887800][ T9307] __alloc_skb+0x153/0x280 [ 130.892255][ T9307] alloc_uevent_skb+0x76/0x200 [ 130.897036][ T9307] kobject_uevent_env+0xc42/0xf30 [ 130.902346][ T9307] ? check_preemption_disabled+0x36/0xd0 [ 130.908012][ T9307] ? __local_bh_enable_ip+0x11f/0x220 [ 130.913572][ T9307] ? __dev_change_net_namespace+0x3fe/0x1120 [ 130.919562][ T9307] ? lockdep_hardirqs_on+0x54/0x100 [ 130.925073][ T9307] __dev_change_net_namespace+0x80b/0x1120 [ 130.932219][ T9307] ? check_preemption_disabled+0x36/0xd0 [ 130.938140][ T9307] ? netdev_pick_tx+0x830/0x830 [ 130.943167][ T9307] ? security_capable+0x4c/0x90 [ 130.948040][ T9307] ? ns_capable+0x53/0xc0 [ 130.952747][ T9307] do_setlink+0x1d3/0x2df0 [ 130.957301][ T9307] ? rtnl_getlink+0x930/0x930 [ 130.962456][ T9307] ? lock_chain_count+0x20/0x20 [ 130.967412][ T9307] ? mark_lock+0xf0/0x15f0 [ 130.972023][ T9307] ? __lock_acquire+0xbc5/0x5050 [ 130.977229][ T9307] ? lock_chain_count+0x20/0x20 [ 130.982206][ T9307] ? mark_lock+0xf0/0x15f0 [ 130.987882][ T9307] ? memset+0x20/0x40 [ 130.992431][ T9307] ? __nla_validate_parse+0xb2/0x1fd0 [ 130.998109][ T9307] ? nla_get_range_signed+0x540/0x540 [ 131.004576][ T9307] __rtnl_newlink+0xabb/0x1360 [ 131.009744][ T9307] ? check_preemption_disabled+0x36/0xd0 [ 131.015401][ T9307] ? rtnl_setlink+0x320/0x320 [ 131.020190][ T9307] ? lock_release+0x424/0x7e0 [ 131.025145][ T9307] ? is_bpf_text_address+0x5f/0xe0 [ 131.030456][ T9307] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 131.037793][ T9307] ? is_bpf_text_address+0x77/0xe0 [ 131.043843][ T9307] ? kernel_text_address+0xbd/0xf0 [ 131.048981][ T9307] ? __kernel_text_address+0x9/0x30 [ 131.054230][ T9307] ? unwind_get_return_address+0x51/0x90 [ 131.059877][ T9307] ? create_prof_cpu_mask+0x20/0x20 [ 131.065090][ T9307] ? arch_stack_walk+0x93/0xe0 [ 131.069885][ T9307] ? stack_trace_save+0x8c/0xc0 [ 131.075047][ T9307] ? stack_trace_consume_entry+0x160/0x160 [ 131.080917][ T9307] ? fs_reclaim_release+0x9c/0xf0 [ 131.086074][ T9307] ? lock_is_held_type+0xfa/0x130 [ 131.091245][ T9307] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 131.096808][ T9307] ? trace_kmalloc+0xbe/0xf0 [ 131.101407][ T9307] ? kmem_cache_alloc_trace+0x221/0x440 [ 131.106977][ T9307] rtnl_newlink+0x5a/0x90 [ 131.111411][ T9307] rtnetlink_rcv_msg+0x32f/0x860 [ 131.116450][ T9307] ? __dev_queue_xmit+0x14aa/0x26b0 [ 131.121665][ T9307] ? rtnetlink_put_metrics+0x420/0x420 [ 131.127402][ T9307] ? check_preemption_disabled+0x36/0xd0 [ 131.133221][ T9307] ? netdev_core_pick_tx+0x290/0x290 [ 131.138559][ T9307] ? lock_acquire+0x1f0/0x850 [ 131.143263][ T9307] netlink_rcv_skb+0x118/0x370 [ 131.148050][ T9307] ? rtnetlink_put_metrics+0x420/0x420 [ 131.153573][ T9307] ? netlink_ack+0x9f0/0x9f0 [ 131.158184][ T9307] ? netlink_deliver_tap+0x15d/0x990 [ 131.163529][ T9307] netlink_unicast+0x42e/0x700 [ 131.168319][ T9307] ? netlink_attachskb+0x730/0x730 [ 131.173588][ T9307] ? __build_skb_around+0x1f3/0x2b0 [ 131.178831][ T9307] netlink_sendmsg+0x70e/0xbe0 [ 131.183621][ T9307] ? netlink_unicast+0x700/0x700 [ 131.188606][ T9307] ? iovec_from_user+0x143/0x290 [ 131.193582][ T9307] ? netlink_unicast+0x700/0x700 [ 131.198542][ T9307] sock_sendmsg+0xab/0xe0 [ 131.202895][ T9307] ____sys_sendmsg+0x5bf/0x7a0 [ 131.207679][ T9307] ? kernel_sendmsg+0x30/0x30 [ 131.212374][ T9307] ? do_recvmmsg+0x550/0x550 [ 131.216989][ T9307] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 131.223075][ T9307] ? __might_fault+0xb5/0x160 [ 131.227772][ T9307] ___sys_sendmsg+0xd3/0x150 [ 131.232390][ T9307] ? sendmsg_copy_msghdr+0x110/0x110 [ 131.237815][ T9307] ? find_held_lock+0x2d/0x110 [ 131.242594][ T9307] ? check_preemption_disabled+0x36/0xd0 [ 131.248246][ T9307] ? lock_release+0x424/0x7e0 [ 131.252949][ T9307] ? __fget_files+0x193/0x2b0 [ 131.257644][ T9307] ? lock_downgrade+0x7b0/0x7b0 [ 131.262528][ T9307] ? find_held_lock+0x2d/0x110 [ 131.267301][ T9307] ? check_preemption_disabled+0x36/0xd0 [ 131.273296][ T9307] ? lock_is_held_type+0xfa/0x130 [ 131.278342][ T9307] ? __fget_files+0x1ab/0x2b0 [ 131.283124][ T9307] ? __fget_light+0xbe/0x220 [ 131.287905][ T9307] __sys_sendmsg+0xb2/0x140 [ 131.292507][ T9307] ? __sys_sendmsg_sock+0x10/0x10 [ 131.297556][ T9307] ? check_preemption_disabled+0x36/0xd0 [ 131.303204][ T9307] ? syscall_enter_from_user_mode+0x1d/0x60 [ 131.309204][ T9307] ? lockdep_hardirqs_on+0x54/0x100 [ 131.314536][ T9307] do_syscall_64+0x3a/0xb0 [ 131.318973][ T9307] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 131.324887][ T9307] RIP: 0033:0x464d29 [ 131.328814][ T9307] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 131.348565][ T9307] RSP: 002b:00007fc972cce188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 131.357077][ T9307] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 131.365064][ T9307] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 131.373056][ T9307] RBP: 00007fc972cce1d0 R08: 0000000000000000 R09: 0000000000000000 [ 131.381121][ T9307] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 131.389217][ T9307] R13: 00007fffc4416abf R14: 00007fc972cce300 R15: 0000000000022000 [ 131.543513][ T9330] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 131.601078][ T9342] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 131.641594][ T9367] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 131.682726][ T9373] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 131.768706][ T9374] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 131.833845][ T9378] FAULT_INJECTION: forcing a failure. [ 131.833845][ T9378] name failslab, interval 1, probability 0, space 0, times 0 [ 131.873354][ T9378] CPU: 0 PID: 9378 Comm: syz-executor.3 Not tainted 5.13.0-rc1-syzkaller #0 [ 131.882162][ T9378] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 131.892402][ T9378] Call Trace: [ 131.895701][ T9378] dump_stack+0x10c/0x14b [ 131.900051][ T9378] should_fail.cold+0x5/0xa [ 131.904685][ T9378] ? device_rename+0x63/0x1b0 [ 131.909386][ T9378] should_failslab+0x5/0x10 [ 131.913992][ T9378] __kmalloc_track_caller+0x7c/0x480 [ 131.919294][ T9378] ? kobject_uevent_env+0x21a/0xf30 [ 131.924591][ T9378] kstrdup+0x29/0x50 [ 131.928491][ T9378] device_rename+0x63/0x1b0 [ 131.933000][ T9378] __dev_change_net_namespace+0xa55/0x1120 [ 131.938816][ T9378] ? check_preemption_disabled+0x36/0xd0 [ 131.944469][ T9378] ? netdev_pick_tx+0x830/0x830 [ 131.949325][ T9378] ? security_capable+0x4c/0x90 [ 131.954536][ T9378] ? ns_capable+0x53/0xc0 [ 131.958877][ T9378] do_setlink+0x1d3/0x2df0 [ 131.963305][ T9378] ? unwind_get_return_address+0x51/0x90 [ 131.968936][ T9378] ? rtnl_getlink+0x930/0x930 [ 131.973611][ T9378] ? mark_lock+0xf0/0x15f0 [ 131.978029][ T9378] ? __lock_acquire+0xbc5/0x5050 [ 131.982977][ T9378] ? lock_chain_count+0x20/0x20 [ 131.987827][ T9378] ? mark_lock+0xf0/0x15f0 [ 131.992250][ T9378] ? memset+0x20/0x40 [ 131.996242][ T9378] ? __nla_validate_parse+0xb2/0x1fd0 [ 132.001641][ T9378] ? nla_get_range_signed+0x540/0x540 [ 132.007037][ T9378] __rtnl_newlink+0xabb/0x1360 [ 132.011906][ T9378] ? check_preemption_disabled+0x36/0xd0 [ 132.017556][ T9378] ? rtnl_setlink+0x320/0x320 [ 132.022233][ T9378] ? lock_release+0x424/0x7e0 [ 132.026922][ T9378] ? is_bpf_text_address+0x5f/0xe0 [ 132.032156][ T9378] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 132.038501][ T9378] ? is_bpf_text_address+0x77/0xe0 [ 132.043627][ T9378] ? kernel_text_address+0xbd/0xf0 [ 132.048753][ T9378] ? __kernel_text_address+0x9/0x30 [ 132.053966][ T9378] ? unwind_get_return_address+0x51/0x90 [ 132.059603][ T9378] ? create_prof_cpu_mask+0x20/0x20 [ 132.064813][ T9378] ? arch_stack_walk+0x93/0xe0 [ 132.069603][ T9378] ? stack_trace_save+0x8c/0xc0 [ 132.074462][ T9378] ? stack_trace_consume_entry+0x160/0x160 [ 132.080321][ T9378] ? fs_reclaim_release+0x9c/0xf0 [ 132.085360][ T9378] ? lock_is_held_type+0xfa/0x130 [ 132.090392][ T9378] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 132.096057][ T9378] ? trace_kmalloc+0xbe/0xf0 [ 132.100656][ T9378] ? kmem_cache_alloc_trace+0x221/0x440 [ 132.106216][ T9378] rtnl_newlink+0x5a/0x90 [ 132.110556][ T9378] rtnetlink_rcv_msg+0x32f/0x860 [ 132.115502][ T9378] ? __dev_queue_xmit+0x14aa/0x26b0 [ 132.120703][ T9378] ? rtnetlink_put_metrics+0x420/0x420 [ 132.126257][ T9378] ? check_preemption_disabled+0x36/0xd0 [ 132.131902][ T9378] ? netdev_core_pick_tx+0x290/0x290 [ 132.137194][ T9378] ? lock_acquire+0x1f0/0x850 [ 132.141886][ T9378] netlink_rcv_skb+0x118/0x370 [ 132.146737][ T9378] ? rtnetlink_put_metrics+0x420/0x420 [ 132.152329][ T9378] ? netlink_ack+0x9f0/0x9f0 [ 132.156905][ T9378] ? netlink_deliver_tap+0x15d/0x990 [ 132.162186][ T9378] netlink_unicast+0x42e/0x700 [ 132.166928][ T9378] ? netlink_attachskb+0x730/0x730 [ 132.172170][ T9378] ? __build_skb_around+0x1f3/0x2b0 [ 132.177477][ T9378] netlink_sendmsg+0x70e/0xbe0 [ 132.182331][ T9378] ? netlink_unicast+0x700/0x700 [ 132.187244][ T9378] ? iovec_from_user+0x143/0x290 [ 132.192182][ T9378] ? netlink_unicast+0x700/0x700 [ 132.197113][ T9378] sock_sendmsg+0xab/0xe0 [ 132.201445][ T9378] ____sys_sendmsg+0x5bf/0x7a0 [ 132.206371][ T9378] ? kernel_sendmsg+0x30/0x30 [ 132.211033][ T9378] ? do_recvmmsg+0x550/0x550 [ 132.215620][ T9378] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 132.221600][ T9378] ? __might_fault+0xb5/0x160 [ 132.226382][ T9378] ___sys_sendmsg+0xd3/0x150 [ 132.230972][ T9378] ? sendmsg_copy_msghdr+0x110/0x110 [ 132.236443][ T9378] ? find_held_lock+0x2d/0x110 [ 132.241202][ T9378] ? check_preemption_disabled+0x36/0xd0 [ 132.246843][ T9378] ? lock_release+0x424/0x7e0 [ 132.251614][ T9378] ? __fget_files+0x193/0x2b0 [ 132.256386][ T9378] ? lock_downgrade+0x7b0/0x7b0 [ 132.261324][ T9378] ? find_held_lock+0x2d/0x110 [ 132.266080][ T9378] ? check_preemption_disabled+0x36/0xd0 [ 132.271703][ T9378] ? lock_is_held_type+0xfa/0x130 [ 132.276715][ T9378] ? __fget_files+0x1ab/0x2b0 [ 132.281458][ T9378] ? __fget_light+0xbe/0x220 [ 132.286040][ T9378] __sys_sendmsg+0xb2/0x140 [ 132.290534][ T9378] ? __sys_sendmsg_sock+0x10/0x10 [ 132.295568][ T9378] ? check_preemption_disabled+0x36/0xd0 [ 132.301195][ T9378] ? syscall_enter_from_user_mode+0x1d/0x60 [ 132.307225][ T9378] ? lockdep_hardirqs_on+0x54/0x100 [ 132.312412][ T9378] do_syscall_64+0x3a/0xb0 [ 132.316807][ T9378] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 132.322686][ T9378] RIP: 0033:0x464d29 [ 132.326560][ T9378] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 132.346160][ T9378] RSP: 002b:00007ffa497d8188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 132.354556][ T9378] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 132.362525][ T9378] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 132.370473][ T9378] RBP: 00007ffa497d81d0 R08: 0000000000000000 R09: 0000000000000000 [ 132.378594][ T9378] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 132.386552][ T9378] R13: 00007ffe745ac08f R14: 00007ffa497d8300 R15: 0000000000022000 [ 132.400450][ T9378] ------------[ cut here ]------------ [ 132.407248][ T9378] WARNING: CPU: 1 PID: 9378 at net/core/dev.c:11186 __dev_change_net_namespace+0xe5a/0x1120 [ 132.431065][ T9378] Modules linked in: [ 132.440405][ T9378] CPU: 1 PID: 9378 Comm: syz-executor.3 Not tainted 5.13.0-rc1-syzkaller #0 [ 132.452054][ T9378] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 132.470056][ T9378] RIP: 0010:__dev_change_net_namespace+0xe5a/0x1120 [ 132.477428][ T9378] Code: 00 00 48 c7 c6 00 ba 79 88 48 c7 c7 40 ba 79 88 c6 05 1a 76 87 04 01 e8 9f eb 9a 01 0f 0b e9 71 f2 ff ff 0f 0b e9 1d fc ff ff <0f> 0b e9 fc fb ff ff 41 bd ea ff ff ff e9 17 f4 ff ff e8 7f 81 ef [ 132.506010][ T9378] RSP: 0018:ffffc900027c6dc0 EFLAGS: 00010282 [ 132.512281][ T9378] RAX: 00000000fffffff4 RBX: ffffffff8a0f5a80 RCX: 0000000000000001 [ 132.521411][ T9378] RDX: dffffc0000000000 RSI: ffffffff87cb4880 RDI: ffffffff881346a0 [ 132.529641][ T9378] RBP: ffff888113cd2000 R08: 0000000000000001 R09: ffff888113cd2603 [ 132.538701][ T9378] R10: ffffed102279a4c0 R11: 6637303030302052 R12: ffff888113cd2b78 [ 132.546967][ T9378] R13: ffff888113cd2098 R14: 00000000000000ca R15: 000000008a0f5a80 [ 132.556044][ T9378] FS: 00007ffa497d8700(0000) GS:ffff8881f6500000(0000) knlGS:0000000000000000 [ 132.565198][ T9378] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 132.571851][ T9378] CR2: 00007fff904bbfa8 CR3: 000000010ab1f005 CR4: 00000000001706e0 [ 132.579992][ T9378] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 132.588348][ T9378] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 132.596634][ T9378] Call Trace: [ 132.600056][ T9378] ? check_preemption_disabled+0x36/0xd0 [ 132.606097][ T9378] ? netdev_pick_tx+0x830/0x830 [ 132.611293][ T9378] ? security_capable+0x4c/0x90 [ 132.617593][ T9378] ? ns_capable+0x53/0xc0 [ 132.621946][ T9378] do_setlink+0x1d3/0x2df0 [ 132.626480][ T9378] ? unwind_get_return_address+0x51/0x90 [ 132.632146][ T9378] ? rtnl_getlink+0x930/0x930 [ 132.637357][ T9378] ? mark_lock+0xf0/0x15f0 [ 132.641810][ T9378] ? __lock_acquire+0xbc5/0x5050 [ 132.647390][ T9378] ? lock_chain_count+0x20/0x20 [ 132.652506][ T9378] ? mark_lock+0xf0/0x15f0 [ 132.657900][ T9378] ? memset+0x20/0x40 [ 132.661893][ T9378] ? __nla_validate_parse+0xb2/0x1fd0 [ 132.668103][ T9378] ? nla_get_range_signed+0x540/0x540 [ 132.674369][ T9378] __rtnl_newlink+0xabb/0x1360 [ 132.679242][ T9378] ? check_preemption_disabled+0x36/0xd0 [ 132.686049][ T9378] ? rtnl_setlink+0x320/0x320 [ 132.690889][ T9378] ? lock_release+0x424/0x7e0 [ 132.695901][ T9378] ? is_bpf_text_address+0x5f/0xe0 [ 132.701022][ T9378] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 132.707496][ T9378] ? is_bpf_text_address+0x77/0xe0 [ 132.712762][ T9378] ? kernel_text_address+0xbd/0xf0 [ 132.718173][ T9378] ? __kernel_text_address+0x9/0x30 [ 132.725261][ T9378] ? unwind_get_return_address+0x51/0x90 [ 132.730939][ T9378] ? create_prof_cpu_mask+0x20/0x20 [ 132.738314][ T9378] ? arch_stack_walk+0x93/0xe0 [ 132.743771][ T9378] ? stack_trace_save+0x8c/0xc0 [ 132.748851][ T9378] ? stack_trace_consume_entry+0x160/0x160 [ 132.756005][ T9378] ? fs_reclaim_release+0x9c/0xf0 [ 132.761090][ T9378] ? lock_is_held_type+0xfa/0x130 [ 132.767417][ T9378] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 132.779525][ T9378] ? trace_kmalloc+0xbe/0xf0 [ 132.780544][ T2708] aoe: packet could not be sent on ipvlan1. consider increasing tx_queue_len [ 132.785172][ T9378] ? kmem_cache_alloc_trace+0x221/0x440 [ 132.794548][ T2708] aoe: packet could not be sent on ipvlan0. consider increasing tx_queue_len [ 132.801946][ T9378] rtnl_newlink+0x5a/0x90 [ 132.813224][ T9378] rtnetlink_rcv_msg+0x32f/0x860 [ 132.818366][ T9378] ? __dev_queue_xmit+0x14aa/0x26b0 [ 132.824405][ T9378] ? rtnetlink_put_metrics+0x420/0x420 [ 132.829970][ T9378] ? check_preemption_disabled+0x36/0xd0 [ 132.838440][ T9378] ? netdev_core_pick_tx+0x290/0x290 [ 132.844603][ T9378] ? lock_acquire+0x1f0/0x850 [ 132.849467][ T9378] netlink_rcv_skb+0x118/0x370 [ 132.855504][ T9378] ? rtnetlink_put_metrics+0x420/0x420 [ 132.861080][ T9378] ? netlink_ack+0x9f0/0x9f0 [ 132.866799][ T9378] ? netlink_deliver_tap+0x15d/0x990 [ 132.872196][ T9378] netlink_unicast+0x42e/0x700 [ 132.878108][ T9378] ? netlink_attachskb+0x730/0x730 [ 132.883843][ T9378] ? __build_skb_around+0x1f3/0x2b0 [ 132.889261][ T9378] netlink_sendmsg+0x70e/0xbe0 [ 132.895188][ T9378] ? netlink_unicast+0x700/0x700 [ 132.900246][ T9378] ? iovec_from_user+0x143/0x290 [ 132.906315][ T9378] ? netlink_unicast+0x700/0x700 [ 132.911382][ T9378] sock_sendmsg+0xab/0xe0 [ 132.916764][ T9378] ____sys_sendmsg+0x5bf/0x7a0 [ 132.922010][ T9378] ? kernel_sendmsg+0x30/0x30 [ 132.927841][ T9378] ? do_recvmmsg+0x550/0x550 [ 132.932655][ T9378] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 132.939641][ T9378] ? __might_fault+0xb5/0x160 [ 132.948179][ T9378] ___sys_sendmsg+0xd3/0x150 [ 132.954931][ T9378] ? sendmsg_copy_msghdr+0x110/0x110 [ 132.960491][ T9378] ? find_held_lock+0x2d/0x110 [ 132.966266][ T9378] ? check_preemption_disabled+0x36/0xd0 [ 132.972004][ T9378] ? lock_release+0x424/0x7e0 [ 132.977846][ T9378] ? __fget_files+0x193/0x2b0 [ 132.982628][ T9378] ? lock_downgrade+0x7b0/0x7b0 [ 132.989433][ T9378] ? find_held_lock+0x2d/0x110 [ 132.995004][ T9378] ? check_preemption_disabled+0x36/0xd0 [ 133.000738][ T9378] ? lock_is_held_type+0xfa/0x130 [ 133.006913][ T9378] ? __fget_files+0x1ab/0x2b0 [ 133.011806][ T9378] ? __fget_light+0xbe/0x220 [ 133.017506][ T9378] __sys_sendmsg+0xb2/0x140 [ 133.022178][ T9378] ? __sys_sendmsg_sock+0x10/0x10 [ 133.028179][ T9378] ? check_preemption_disabled+0x36/0xd0 [ 133.034621][ T9378] ? syscall_enter_from_user_mode+0x1d/0x60 [ 133.040617][ T9378] ? lockdep_hardirqs_on+0x54/0x100 [ 133.046859][ T9378] do_syscall_64+0x3a/0xb0 [ 133.051389][ T9378] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 133.059479][ T9378] RIP: 0033:0x464d29 [ 133.064159][ T9378] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 133.084812][ T9378] RSP: 002b:00007ffa497d8188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 133.094055][ T9378] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 133.102202][ T9378] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 133.111172][ T9378] RBP: 00007ffa497d81d0 R08: 0000000000000000 R09: 0000000000000000 [ 133.119780][ T9378] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 133.130014][ T9378] R13: 00007ffe745ac08f R14: 00007ffa497d8300 R15: 0000000000022000 [ 133.139035][ T9378] irq event stamp: 7231 [ 133.143993][ T9378] hardirqs last enabled at (7297): [] _raw_spin_unlock_irq+0x1f/0x80 [ 133.154815][ T9378] hardirqs last disabled at (7326): [] __schedule+0x13e1/0x23d0 [ 133.165957][ T9378] softirqs last enabled at (7376): [] irq_exit_rcu+0x250/0x2a0 [ 133.175945][ T9378] softirqs last disabled at (7389): [] irq_exit_rcu+0x250/0x2a0 [ 133.186210][ T9378] ---[ end trace cb924dae60074cd7 ]--- [ 133.406670][ T9482] sysfs: cannot create duplicate filename '/devices/virtual/net/veth13' [ 133.451344][ T9482] CPU: 0 PID: 9482 Comm: syz-executor.3 Tainted: G W 5.13.0-rc1-syzkaller #0 [ 133.461457][ T9482] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 133.471521][ T9482] Call Trace: [ 133.474811][ T9482] dump_stack+0x10c/0x14b [ 133.479153][ T9482] sysfs_warn_dup.cold+0x17/0x24 [ 133.484101][ T9482] sysfs_create_dir_ns+0x1e9/0x260 [ 133.489322][ T9482] ? sysfs_create_mount_point+0x80/0x80 [ 133.494916][ T9482] ? rwlock_bug.part.0+0x90/0x90 [ 133.499908][ T9482] kobject_add_internal+0x276/0x830 [ 133.505326][ T9482] kobject_add+0x120/0x190 [ 133.509785][ T9482] ? kset_create_and_add+0x170/0x170 [ 133.515419][ T9482] ? wait_for_completion_io+0x270/0x270 [ 133.521061][ T9482] ? lockdep_init_map_type+0x2c3/0x870 [ 133.526543][ T9482] device_add+0x2cd/0x1c30 [ 133.530971][ T9482] ? dev_set_name+0xa6/0xd0 [ 133.535492][ T9482] ? device_initialize+0x4e0/0x4e0 [ 133.540611][ T9482] ? lockdep_init_map_type+0x2c3/0x870 [ 133.546069][ T9482] ? __fw_devlink_link_to_suppliers+0x550/0x550 [ 133.552317][ T9482] ? __init_waitqueue_head+0x6b/0xd0 [ 133.557795][ T9482] netdev_register_kobject+0x162/0x350 [ 133.563366][ T9482] register_netdevice+0xa77/0x1190 [ 133.568499][ T9482] ? netdev_change_features+0xa0/0xa0 [ 133.574120][ T9482] ? rtnl_create_link+0x15a/0xb40 [ 133.579697][ T9482] veth_newlink+0x374/0x980 [ 133.584305][ T9482] ? netlink_unicast+0x3e1/0x700 [ 133.589601][ T9482] ? veth_open+0x170/0x170 [ 133.594397][ T9482] ? ___sys_sendmsg+0xd3/0x150 [ 133.599429][ T9482] ? __sys_sendmsg+0xb2/0x140 [ 133.604373][ T9482] ? do_syscall_64+0x3a/0xb0 [ 133.608962][ T9482] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 133.615209][ T9482] ? lock_is_held_type+0xfa/0x130 [ 133.620673][ T9482] ? find_held_lock+0x2d/0x110 [ 133.625635][ T9482] ? check_preemption_disabled+0x36/0xd0 [ 133.631374][ T9482] ? lock_release+0x424/0x7e0 [ 133.636147][ T9482] ? fs_reclaim_release+0x9c/0xf0 [ 133.641361][ T9482] ? mark_held_locks+0x9f/0xe0 [ 133.646580][ T9482] ? lock_is_held_type+0xfa/0x130 [ 133.651754][ T9482] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 133.657699][ T9482] ? kmem_cache_alloc_node_trace+0x48e/0x570 [ 133.663966][ T9482] ? memset+0x20/0x40 [ 133.668423][ T9482] ? memcpy+0x39/0x60 [ 133.672892][ T9482] ? alloc_netdev_mqs+0x903/0xda0 [ 133.678217][ T9482] ? security_capable+0x4c/0x90 [ 133.683338][ T9482] ? rtnl_create_link+0x15a/0xb40 [ 133.688559][ T9482] __rtnl_newlink+0xcc8/0x1360 [ 133.693689][ T9482] ? check_preemption_disabled+0x36/0xd0 [ 133.699593][ T9482] ? rtnl_setlink+0x320/0x320 [ 133.704287][ T9482] ? lock_release+0x424/0x7e0 [ 133.709170][ T9482] ? is_bpf_text_address+0x5f/0xe0 [ 133.714558][ T9482] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 133.720998][ T9482] ? is_bpf_text_address+0x77/0xe0 [ 133.726479][ T9482] ? kernel_text_address+0xbd/0xf0 [ 133.731958][ T9482] ? __kernel_text_address+0x9/0x30 [ 133.737357][ T9482] ? unwind_get_return_address+0x51/0x90 [ 133.743179][ T9482] ? create_prof_cpu_mask+0x20/0x20 [ 133.748744][ T9482] ? arch_stack_walk+0x93/0xe0 [ 133.754048][ T9482] ? stack_trace_save+0x8c/0xc0 [ 133.759340][ T9482] ? stack_trace_consume_entry+0x160/0x160 [ 133.765286][ T9482] ? fs_reclaim_release+0x9c/0xf0 [ 133.770584][ T9482] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 133.776572][ T9482] ? trace_kmalloc+0xbe/0xf0 [ 133.781360][ T9482] ? kmem_cache_alloc_trace+0x221/0x440 [ 133.786922][ T9482] rtnl_newlink+0x5a/0x90 [ 133.791378][ T9482] rtnetlink_rcv_msg+0x32f/0x860 [ 133.796409][ T9482] ? __dev_queue_xmit+0x14aa/0x26b0 [ 133.801726][ T9482] ? rtnetlink_put_metrics+0x420/0x420 [ 133.807640][ T9482] ? check_preemption_disabled+0x36/0xd0 [ 133.813805][ T9482] ? netdev_core_pick_tx+0x290/0x290 [ 133.819484][ T9482] ? lock_acquire+0x1f0/0x850 [ 133.824271][ T9482] netlink_rcv_skb+0x118/0x370 [ 133.829297][ T9482] ? rtnetlink_put_metrics+0x420/0x420 [ 133.834954][ T9482] ? netlink_ack+0x9f0/0x9f0 [ 133.839667][ T9482] ? netlink_deliver_tap+0x15d/0x990 [ 133.844988][ T9482] netlink_unicast+0x42e/0x700 [ 133.849975][ T9482] ? netlink_attachskb+0x730/0x730 [ 133.855175][ T9482] ? __build_skb_around+0x1f3/0x2b0 [ 133.860748][ T9482] netlink_sendmsg+0x70e/0xbe0 [ 133.865711][ T9482] ? netlink_unicast+0x700/0x700 [ 133.870658][ T9482] ? iovec_from_user+0x143/0x290 [ 133.875958][ T9482] ? netlink_unicast+0x700/0x700 [ 133.880915][ T9482] sock_sendmsg+0xab/0xe0 [ 133.885366][ T9482] ____sys_sendmsg+0x5bf/0x7a0 [ 133.890354][ T9482] ? kernel_sendmsg+0x30/0x30 [ 133.895126][ T9482] ? do_recvmmsg+0x550/0x550 [ 133.899813][ T9482] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 133.905799][ T9482] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 133.912179][ T9482] ___sys_sendmsg+0xd3/0x150 [ 133.916869][ T9482] ? sendmsg_copy_msghdr+0x110/0x110 [ 133.923311][ T9482] ? find_held_lock+0x2d/0x110 [ 133.928177][ T9482] ? check_preemption_disabled+0x36/0xd0 [ 133.933923][ T9482] ? lock_release+0x424/0x7e0 [ 133.938691][ T9482] ? __fget_files+0x193/0x2b0 [ 133.943373][ T9482] ? lock_downgrade+0x7b0/0x7b0 [ 133.948273][ T9482] ? lock_downgrade+0x7b0/0x7b0 [ 133.953220][ T9482] ? futex_exit_release+0x200/0x200 [ 133.958432][ T9482] ? check_preemption_disabled+0x36/0xd0 [ 133.964252][ T9482] ? lock_is_held_type+0xfa/0x130 [ 133.969557][ T9482] ? __fget_files+0x1ab/0x2b0 [ 133.974245][ T9482] ? __fget_light+0xbe/0x220 [ 133.978935][ T9482] __sys_sendmsg+0xb2/0x140 [ 133.983706][ T9482] ? __sys_sendmsg_sock+0x10/0x10 [ 133.988752][ T9482] ? __x64_sys_futex+0x177/0x450 [ 133.993717][ T9482] ? check_preemption_disabled+0x36/0xd0 [ 133.999435][ T9482] ? syscall_enter_from_user_mode+0x1d/0x60 [ 134.005438][ T9482] ? lockdep_hardirqs_on+0x54/0x100 [ 134.010663][ T9482] do_syscall_64+0x3a/0xb0 [ 134.015261][ T9482] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 134.021349][ T9482] RIP: 0033:0x464d29 [ 134.025257][ T9482] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 134.045423][ T9482] RSP: 002b:00007ffa4981a188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 134.054312][ T9482] RAX: ffffffffffffffda RBX: 000000000055cf00 RCX: 0000000000464d29 [ 134.062732][ T9482] RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000006 [ 134.070728][ T9482] RBP: 00000000004af6ec R08: 0000000000000000 R09: 0000000000000000 [ 134.079161][ T9482] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000055cf00 [ 134.087318][ T9482] R13: 00007ffe745ac08f R14: 00007ffa4981a300 R15: 0000000000022000 [ 134.179130][ T9482] kobject_add_internal failed for veth13 with -EEXIST, don't try to register things with the same name in the same directory. [ 134.294997][ T9508] FAULT_INJECTION: forcing a failure. [ 134.294997][ T9508] name failslab, interval 1, probability 0, space 0, times 0 [ 134.310458][ T9508] CPU: 1 PID: 9508 Comm: syz-executor.0 Tainted: G W 5.13.0-rc1-syzkaller #0 [ 134.320724][ T9508] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 134.331048][ T9508] Call Trace: [ 134.334420][ T9508] dump_stack+0x10c/0x14b [ 134.338994][ T9508] should_fail.cold+0x5/0xa [ 134.343498][ T9508] should_failslab+0x5/0x10 [ 134.348102][ T9508] kmem_cache_alloc_node_trace+0x66/0x570 [ 134.354581][ T9508] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 134.360236][ T9508] __kmalloc_node_track_caller+0x38/0x60 [ 134.366612][ T9508] __alloc_skb+0x8b/0x280 [ 134.371165][ T9508] alloc_uevent_skb+0x76/0x200 [ 134.376216][ T9508] kobject_uevent_env+0xc42/0xf30 [ 134.382006][ T9508] ? check_preemption_disabled+0x36/0xd0 [ 134.387968][ T9508] ? __local_bh_enable_ip+0x11f/0x220 [ 134.393573][ T9508] ? __dev_change_net_namespace+0x3fe/0x1120 [ 134.400010][ T9508] ? lockdep_hardirqs_on+0x54/0x100 [ 134.406568][ T9508] __dev_change_net_namespace+0x80b/0x1120 [ 134.412665][ T9508] ? check_preemption_disabled+0x36/0xd0 [ 134.418831][ T9508] ? netdev_pick_tx+0x830/0x830 [ 134.423765][ T9508] ? security_capable+0x4c/0x90 [ 134.428700][ T9508] ? ns_capable+0x53/0xc0 [ 134.433033][ T9508] do_setlink+0x1d3/0x2df0 [ 134.437454][ T9508] ? unwind_get_return_address+0x51/0x90 [ 134.443313][ T9508] ? rtnl_getlink+0x930/0x930 [ 134.448084][ T9508] ? mark_lock+0xf0/0x15f0 [ 134.452538][ T9508] ? __lock_acquire+0xbc5/0x5050 [ 134.457699][ T9508] ? lock_chain_count+0x20/0x20 [ 134.462745][ T9508] ? mark_lock+0xf0/0x15f0 [ 134.467150][ T9508] ? memset+0x20/0x40 [ 134.471128][ T9508] ? __nla_validate_parse+0xb2/0x1fd0 [ 134.476774][ T9508] ? nla_get_range_signed+0x540/0x540 [ 134.482153][ T9508] __rtnl_newlink+0xabb/0x1360 [ 134.486937][ T9508] ? check_preemption_disabled+0x36/0xd0 [ 134.492648][ T9508] ? rtnl_setlink+0x320/0x320 [ 134.497712][ T9508] ? lock_release+0x424/0x7e0 [ 134.503071][ T9508] ? is_bpf_text_address+0x5f/0xe0 [ 134.508272][ T9508] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 134.515340][ T9508] ? is_bpf_text_address+0x77/0xe0 [ 134.520547][ T9508] ? kernel_text_address+0xbd/0xf0 [ 134.526169][ T9508] ? __kernel_text_address+0x9/0x30 [ 134.531578][ T9508] ? unwind_get_return_address+0x51/0x90 [ 134.537206][ T9508] ? create_prof_cpu_mask+0x20/0x20 [ 134.542422][ T9508] ? arch_stack_walk+0x93/0xe0 [ 134.547509][ T9508] ? stack_trace_save+0x8c/0xc0 [ 134.552450][ T9508] ? stack_trace_consume_entry+0x160/0x160 [ 134.558460][ T9508] ? fs_reclaim_release+0x9c/0xf0 [ 134.563743][ T9508] ? lock_is_held_type+0xfa/0x130 [ 134.569022][ T9508] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 134.574794][ T9508] ? trace_kmalloc+0xbe/0xf0 [ 134.579511][ T9508] ? kmem_cache_alloc_trace+0x221/0x440 [ 134.585551][ T9508] rtnl_newlink+0x5a/0x90 [ 134.589973][ T9508] rtnetlink_rcv_msg+0x32f/0x860 [ 134.595002][ T9508] ? __dev_queue_xmit+0x14aa/0x26b0 [ 134.600485][ T9508] ? rtnetlink_put_metrics+0x420/0x420 [ 134.605954][ T9508] ? check_preemption_disabled+0x36/0xd0 [ 134.611716][ T9508] ? netdev_core_pick_tx+0x290/0x290 [ 134.617197][ T9508] ? lock_acquire+0x1f0/0x850 [ 134.621928][ T9508] netlink_rcv_skb+0x118/0x370 [ 134.626787][ T9508] ? rtnetlink_put_metrics+0x420/0x420 [ 134.632524][ T9508] ? netlink_ack+0x9f0/0x9f0 [ 134.637118][ T9508] ? netlink_deliver_tap+0x15d/0x990 [ 134.642504][ T9508] netlink_unicast+0x42e/0x700 [ 134.647747][ T9508] ? netlink_attachskb+0x730/0x730 [ 134.652847][ T9508] ? __build_skb_around+0x1f3/0x2b0 [ 134.658214][ T9508] netlink_sendmsg+0x70e/0xbe0 [ 134.662981][ T9508] ? netlink_unicast+0x700/0x700 [ 134.668012][ T9508] ? iovec_from_user+0x143/0x290 [ 134.673125][ T9508] ? netlink_unicast+0x700/0x700 [ 134.678143][ T9508] sock_sendmsg+0xab/0xe0 [ 134.682462][ T9508] ____sys_sendmsg+0x5bf/0x7a0 [ 134.687658][ T9508] ? kernel_sendmsg+0x30/0x30 [ 134.692404][ T9508] ? do_recvmmsg+0x550/0x550 [ 134.696983][ T9508] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 134.703040][ T9508] ? __might_fault+0xb5/0x160 [ 134.707915][ T9508] ___sys_sendmsg+0xd3/0x150 [ 134.712583][ T9508] ? sendmsg_copy_msghdr+0x110/0x110 [ 134.718394][ T9508] ? find_held_lock+0x2d/0x110 [ 134.723332][ T9508] ? check_preemption_disabled+0x36/0xd0 [ 134.729160][ T9508] ? lock_release+0x424/0x7e0 [ 134.733836][ T9508] ? __fget_files+0x193/0x2b0 [ 134.739077][ T9508] ? lock_downgrade+0x7b0/0x7b0 [ 134.743934][ T9508] ? find_held_lock+0x2d/0x110 [ 134.748888][ T9508] ? check_preemption_disabled+0x36/0xd0 [ 134.754806][ T9508] ? lock_is_held_type+0xfa/0x130 [ 134.760531][ T9508] ? __fget_files+0x1ab/0x2b0 [ 134.765260][ T9508] ? __fget_light+0xbe/0x220 [ 134.769979][ T9508] __sys_sendmsg+0xb2/0x140 [ 134.774483][ T9508] ? __sys_sendmsg_sock+0x10/0x10 [ 134.779500][ T9508] ? check_preemption_disabled+0x36/0xd0 [ 134.785119][ T9508] ? syscall_enter_from_user_mode+0x1d/0x60 [ 134.791067][ T9508] ? lockdep_hardirqs_on+0x54/0x100 [ 134.796306][ T9508] do_syscall_64+0x3a/0xb0 [ 134.800730][ T9508] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 134.806706][ T9508] RIP: 0033:0x464d29 [ 134.810693][ T9508] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 134.830388][ T9508] RSP: 002b:00007fb9bce90188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 134.839058][ T9508] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 134.847047][ T9508] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 134.855029][ T9508] RBP: 00007fb9bce901d0 R08: 0000000000000000 R09: 0000000000000000 [ 134.862992][ T9508] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 134.870952][ T9508] R13: 00007ffee5756d5f R14: 00007fb9bce90300 R15: 0000000000022000 2021/05/13 11:04:16 executed programs: 159 [ 135.107518][ T9567] sysfs: cannot create duplicate filename '/devices/virtual/net/veth13' [ 135.140457][ T9567] CPU: 0 PID: 9567 Comm: syz-executor.3 Tainted: G W 5.13.0-rc1-syzkaller #0 [ 135.150644][ T9567] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 135.160710][ T9567] Call Trace: [ 135.164030][ T9567] dump_stack+0x10c/0x14b [ 135.168762][ T9567] sysfs_warn_dup.cold+0x17/0x24 [ 135.174163][ T9567] sysfs_create_dir_ns+0x1e9/0x260 [ 135.180799][ T9567] ? sysfs_create_mount_point+0x80/0x80 [ 135.186633][ T9567] ? rwlock_bug.part.0+0x90/0x90 [ 135.191612][ T9567] kobject_add_internal+0x276/0x830 [ 135.196830][ T9567] kobject_add+0x120/0x190 [ 135.201275][ T9567] ? kset_create_and_add+0x170/0x170 [ 135.206675][ T9567] ? wait_for_completion_io+0x270/0x270 [ 135.212248][ T9567] ? lockdep_init_map_type+0x2c3/0x870 [ 135.217740][ T9567] device_add+0x2cd/0x1c30 [ 135.222258][ T9567] ? dev_set_name+0xa6/0xd0 [ 135.226775][ T9567] ? device_initialize+0x4e0/0x4e0 [ 135.231911][ T9567] ? lockdep_init_map_type+0x2c3/0x870 [ 135.237472][ T9567] ? __fw_devlink_link_to_suppliers+0x550/0x550 [ 135.243910][ T9567] ? __init_waitqueue_head+0x6b/0xd0 [ 135.249395][ T9567] netdev_register_kobject+0x162/0x350 [ 135.254878][ T9567] register_netdevice+0xa77/0x1190 [ 135.260002][ T9567] ? netdev_change_features+0xa0/0xa0 [ 135.265559][ T9567] ? rtnl_create_link+0x15a/0xb40 [ 135.270697][ T9567] veth_newlink+0x374/0x980 [ 135.275216][ T9567] ? netlink_unicast+0x3e1/0x700 [ 135.280176][ T9567] ? veth_open+0x170/0x170 [ 135.284600][ T9567] ? ___sys_sendmsg+0xd3/0x150 [ 135.289375][ T9567] ? __sys_sendmsg+0xb2/0x140 [ 135.294065][ T9567] ? do_syscall_64+0x3a/0xb0 [ 135.298668][ T9567] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 135.304931][ T9567] ? lock_is_held_type+0xfa/0x130 [ 135.309974][ T9567] ? find_held_lock+0x2d/0x110 [ 135.314755][ T9567] ? check_preemption_disabled+0x36/0xd0 [ 135.320436][ T9567] ? lock_release+0x424/0x7e0 [ 135.325129][ T9567] ? fs_reclaim_release+0x9c/0xf0 [ 135.330180][ T9567] ? mark_held_locks+0x9f/0xe0 [ 135.334968][ T9567] ? lock_is_held_type+0xfa/0x130 [ 135.340098][ T9567] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 135.345663][ T9567] ? kmem_cache_alloc_node_trace+0x48e/0x570 [ 135.351666][ T9567] ? memset+0x20/0x40 [ 135.355670][ T9567] ? memcpy+0x39/0x60 [ 135.359676][ T9567] ? alloc_netdev_mqs+0x903/0xda0 [ 135.364732][ T9567] ? security_capable+0x4c/0x90 [ 135.369775][ T9567] ? rtnl_create_link+0x15a/0xb40 [ 135.374906][ T9567] __rtnl_newlink+0xcc8/0x1360 [ 135.379689][ T9567] ? check_preemption_disabled+0x36/0xd0 [ 135.385335][ T9567] ? rtnl_setlink+0x320/0x320 [ 135.390511][ T9567] ? lock_release+0x424/0x7e0 [ 135.395200][ T9567] ? is_bpf_text_address+0x5f/0xe0 [ 135.400328][ T9567] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 135.406450][ T9567] ? is_bpf_text_address+0x77/0xe0 [ 135.411575][ T9567] ? kernel_text_address+0xbd/0xf0 [ 135.416805][ T9567] ? __kernel_text_address+0x9/0x30 [ 135.422107][ T9567] ? unwind_get_return_address+0x51/0x90 [ 135.427831][ T9567] ? create_prof_cpu_mask+0x20/0x20 [ 135.433043][ T9567] ? arch_stack_walk+0x93/0xe0 [ 135.437870][ T9567] ? stack_trace_save+0x8c/0xc0 [ 135.442736][ T9567] ? stack_trace_consume_entry+0x160/0x160 [ 135.448596][ T9567] ? fs_reclaim_release+0x9c/0xf0 [ 135.453644][ T9567] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 135.459219][ T9567] ? trace_kmalloc+0xbe/0xf0 [ 135.463881][ T9567] ? kmem_cache_alloc_trace+0x221/0x440 [ 135.469530][ T9567] rtnl_newlink+0x5a/0x90 [ 135.473880][ T9567] rtnetlink_rcv_msg+0x32f/0x860 [ 135.478875][ T9567] ? __dev_queue_xmit+0x14aa/0x26b0 [ 135.484208][ T9567] ? rtnetlink_put_metrics+0x420/0x420 [ 135.489684][ T9567] ? check_preemption_disabled+0x36/0xd0 [ 135.495427][ T9567] ? netdev_core_pick_tx+0x290/0x290 [ 135.500731][ T9567] ? lock_acquire+0x1f0/0x850 [ 135.505574][ T9567] netlink_rcv_skb+0x118/0x370 [ 135.510355][ T9567] ? rtnetlink_put_metrics+0x420/0x420 [ 135.515828][ T9567] ? netlink_ack+0x9f0/0x9f0 [ 135.520642][ T9567] ? netlink_deliver_tap+0x15d/0x990 [ 135.525948][ T9567] netlink_unicast+0x42e/0x700 [ 135.530744][ T9567] ? netlink_attachskb+0x730/0x730 [ 135.535864][ T9567] ? __build_skb_around+0x1f3/0x2b0 [ 135.541347][ T9567] netlink_sendmsg+0x70e/0xbe0 [ 135.546134][ T9567] ? netlink_unicast+0x700/0x700 [ 135.551192][ T9567] ? iovec_from_user+0x143/0x290 [ 135.556236][ T9567] ? netlink_unicast+0x700/0x700 [ 135.561293][ T9567] sock_sendmsg+0xab/0xe0 [ 135.565639][ T9567] ____sys_sendmsg+0x5bf/0x7a0 [ 135.570421][ T9567] ? kernel_sendmsg+0x30/0x30 [ 135.575110][ T9567] ? do_recvmmsg+0x550/0x550 [ 135.579722][ T9567] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 135.585799][ T9567] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 135.591828][ T9567] ___sys_sendmsg+0xd3/0x150 [ 135.596436][ T9567] ? sendmsg_copy_msghdr+0x110/0x110 [ 135.601826][ T9567] ? find_held_lock+0x2d/0x110 [ 135.606588][ T9567] ? check_preemption_disabled+0x36/0xd0 [ 135.612429][ T9567] ? lock_release+0x424/0x7e0 [ 135.617142][ T9567] ? __fget_files+0x193/0x2b0 [ 135.621805][ T9567] ? lock_downgrade+0x7b0/0x7b0 [ 135.626647][ T9567] ? lock_downgrade+0x7b0/0x7b0 [ 135.631585][ T9567] ? futex_exit_release+0x200/0x200 [ 135.636759][ T9567] ? check_preemption_disabled+0x36/0xd0 [ 135.642406][ T9567] ? lock_is_held_type+0xfa/0x130 [ 135.647412][ T9567] ? __fget_files+0x1ab/0x2b0 [ 135.652159][ T9567] ? __fget_light+0xbe/0x220 [ 135.656840][ T9567] __sys_sendmsg+0xb2/0x140 [ 135.661349][ T9567] ? __sys_sendmsg_sock+0x10/0x10 [ 135.666364][ T9567] ? __x64_sys_futex+0x177/0x450 [ 135.671706][ T9567] ? check_preemption_disabled+0x36/0xd0 [ 135.677352][ T9567] ? syscall_enter_from_user_mode+0x1d/0x60 [ 135.684166][ T9567] ? lockdep_hardirqs_on+0x54/0x100 [ 135.689829][ T9567] do_syscall_64+0x3a/0xb0 [ 135.694254][ T9567] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 135.700249][ T9567] RIP: 0033:0x464d29 [ 135.704172][ T9567] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 135.723988][ T9567] RSP: 002b:00007ffa4981a188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 135.732410][ T9567] RAX: ffffffffffffffda RBX: 000000000055cf00 RCX: 0000000000464d29 [ 135.740374][ T9567] RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000006 [ 135.748334][ T9567] RBP: 00000000004af6ec R08: 0000000000000000 R09: 0000000000000000 [ 135.756990][ T9567] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000055cf00 [ 135.765129][ T9567] R13: 00007ffe745ac08f R14: 00007ffa4981a300 R15: 0000000000022000 [ 135.794270][ T9567] kobject_add_internal failed for veth13 with -EEXIST, don't try to register things with the same name in the same directory. [ 135.807931][ T9568] __nla_validate_parse: 12 callbacks suppressed [ 135.807942][ T9568] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 135.849095][ T9565] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 135.880644][ T9566] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 135.953548][ T9564] FAULT_INJECTION: forcing a failure. [ 135.953548][ T9564] name failslab, interval 1, probability 0, space 0, times 0 [ 135.977651][ T9564] CPU: 0 PID: 9564 Comm: syz-executor.0 Tainted: G W 5.13.0-rc1-syzkaller #0 [ 135.987773][ T9564] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 135.997940][ T9564] Call Trace: [ 136.001234][ T9564] dump_stack+0x10c/0x14b [ 136.005724][ T9564] should_fail.cold+0x5/0xa [ 136.010249][ T9564] ? device_rename+0x63/0x1b0 [ 136.015118][ T9564] should_failslab+0x5/0x10 [ 136.019635][ T9564] __kmalloc_track_caller+0x7c/0x480 [ 136.025025][ T9564] ? kobject_uevent_env+0x21a/0xf30 [ 136.030325][ T9564] kstrdup+0x29/0x50 [ 136.034316][ T9564] device_rename+0x63/0x1b0 [ 136.038808][ T9564] __dev_change_net_namespace+0xa55/0x1120 [ 136.044594][ T9564] ? check_preemption_disabled+0x36/0xd0 [ 136.050261][ T9564] ? netdev_pick_tx+0x830/0x830 [ 136.055159][ T9564] ? security_capable+0x4c/0x90 [ 136.060088][ T9564] ? ns_capable+0x53/0xc0 [ 136.064412][ T9564] do_setlink+0x1d3/0x2df0 [ 136.068917][ T9564] ? rtnl_getlink+0x930/0x930 [ 136.073684][ T9564] ? mark_lock+0xf0/0x15f0 [ 136.078089][ T9564] ? __lock_acquire+0xbc5/0x5050 [ 136.083198][ T9564] ? lock_chain_count+0x20/0x20 [ 136.088039][ T9564] ? mark_lock+0xf0/0x15f0 [ 136.092433][ T9564] ? memset+0x20/0x40 [ 136.096420][ T9564] ? __nla_validate_parse+0xb2/0x1fd0 [ 136.101780][ T9564] ? nla_get_range_signed+0x540/0x540 [ 136.107180][ T9564] __rtnl_newlink+0xabb/0x1360 [ 136.111949][ T9564] ? check_preemption_disabled+0x36/0xd0 [ 136.117668][ T9564] ? rtnl_setlink+0x320/0x320 [ 136.122338][ T9564] ? lock_release+0x424/0x7e0 [ 136.127286][ T9564] ? is_bpf_text_address+0x5f/0xe0 [ 136.132664][ T9564] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 136.139003][ T9564] ? is_bpf_text_address+0x77/0xe0 [ 136.144108][ T9564] ? kernel_text_address+0xbd/0xf0 [ 136.149214][ T9564] ? __kernel_text_address+0x9/0x30 [ 136.154583][ T9564] ? unwind_get_return_address+0x51/0x90 [ 136.160294][ T9564] ? create_prof_cpu_mask+0x20/0x20 [ 136.165762][ T9564] ? arch_stack_walk+0x93/0xe0 [ 136.170721][ T9564] ? stack_trace_save+0x8c/0xc0 [ 136.175569][ T9564] ? stack_trace_consume_entry+0x160/0x160 [ 136.181386][ T9564] ? fs_reclaim_release+0x9c/0xf0 [ 136.186428][ T9564] ? lock_is_held_type+0xfa/0x130 [ 136.191449][ T9564] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 136.197067][ T9564] ? trace_kmalloc+0xbe/0xf0 [ 136.201644][ T9564] ? kmem_cache_alloc_trace+0x221/0x440 [ 136.207193][ T9564] rtnl_newlink+0x5a/0x90 [ 136.211512][ T9564] rtnetlink_rcv_msg+0x32f/0x860 [ 136.216541][ T9564] ? __dev_queue_xmit+0x14aa/0x26b0 [ 136.221817][ T9564] ? rtnetlink_put_metrics+0x420/0x420 [ 136.227273][ T9564] ? check_preemption_disabled+0x36/0xd0 [ 136.232896][ T9564] ? netdev_core_pick_tx+0x290/0x290 [ 136.238466][ T9564] ? lock_acquire+0x1f0/0x850 [ 136.243126][ T9564] netlink_rcv_skb+0x118/0x370 [ 136.247867][ T9564] ? rtnetlink_put_metrics+0x420/0x420 [ 136.253308][ T9564] ? netlink_ack+0x9f0/0x9f0 [ 136.257878][ T9564] ? netlink_deliver_tap+0x15d/0x990 [ 136.263158][ T9564] netlink_unicast+0x42e/0x700 [ 136.267913][ T9564] ? netlink_attachskb+0x730/0x730 [ 136.273013][ T9564] ? __build_skb_around+0x1f3/0x2b0 [ 136.278296][ T9564] netlink_sendmsg+0x70e/0xbe0 [ 136.283047][ T9564] ? netlink_unicast+0x700/0x700 [ 136.287964][ T9564] ? iovec_from_user+0x143/0x290 [ 136.292894][ T9564] ? netlink_unicast+0x700/0x700 [ 136.297838][ T9564] sock_sendmsg+0xab/0xe0 [ 136.302169][ T9564] ____sys_sendmsg+0x5bf/0x7a0 [ 136.306933][ T9564] ? kernel_sendmsg+0x30/0x30 [ 136.311700][ T9564] ? do_recvmmsg+0x550/0x550 [ 136.316276][ T9564] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 136.322251][ T9564] ? __might_fault+0xb5/0x160 [ 136.326928][ T9564] ___sys_sendmsg+0xd3/0x150 [ 136.331498][ T9564] ? sendmsg_copy_msghdr+0x110/0x110 [ 136.336763][ T9564] ? find_held_lock+0x2d/0x110 [ 136.341501][ T9564] ? check_preemption_disabled+0x36/0xd0 [ 136.347116][ T9564] ? lock_release+0x424/0x7e0 [ 136.351770][ T9564] ? __fget_files+0x193/0x2b0 [ 136.356424][ T9564] ? lock_downgrade+0x7b0/0x7b0 [ 136.361255][ T9564] ? find_held_lock+0x2d/0x110 [ 136.366273][ T9564] ? check_preemption_disabled+0x36/0xd0 [ 136.371908][ T9564] ? lock_is_held_type+0xfa/0x130 [ 136.376935][ T9564] ? __fget_files+0x1ab/0x2b0 [ 136.381640][ T9564] ? __fget_light+0xbe/0x220 [ 136.386242][ T9564] __sys_sendmsg+0xb2/0x140 [ 136.390754][ T9564] ? __sys_sendmsg_sock+0x10/0x10 [ 136.395773][ T9564] ? check_preemption_disabled+0x36/0xd0 [ 136.401388][ T9564] ? syscall_enter_from_user_mode+0x1d/0x60 [ 136.407260][ T9564] ? lockdep_hardirqs_on+0x54/0x100 [ 136.412522][ T9564] do_syscall_64+0x3a/0xb0 [ 136.416920][ T9564] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 136.422997][ T9564] RIP: 0033:0x464d29 [ 136.426882][ T9564] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 136.446747][ T9564] RSP: 002b:00007fb9bced2188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 136.455348][ T9564] RAX: ffffffffffffffda RBX: 000000000055cf00 RCX: 0000000000464d29 [ 136.463316][ T9564] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 136.471294][ T9564] RBP: 00007fb9bced21d0 R08: 0000000000000000 R09: 0000000000000000 [ 136.479276][ T9564] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 136.487600][ T9564] R13: 00007ffee5756d5f R14: 00007fb9bced2300 R15: 0000000000022000 [ 136.503162][ T9564] ------------[ cut here ]------------ [ 136.508808][ T9564] WARNING: CPU: 0 PID: 9564 at net/core/dev.c:11186 __dev_change_net_namespace+0xe5a/0x1120 [ 136.519629][ T9564] Modules linked in: [ 136.524116][ T9564] CPU: 0 PID: 9564 Comm: syz-executor.0 Tainted: G W 5.13.0-rc1-syzkaller #0 [ 136.534840][ T9564] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 136.545870][ T9564] RIP: 0010:__dev_change_net_namespace+0xe5a/0x1120 [ 136.553042][ T9564] Code: 00 00 48 c7 c6 00 ba 79 88 48 c7 c7 40 ba 79 88 c6 05 1a 76 87 04 01 e8 9f eb 9a 01 0f 0b e9 71 f2 ff ff 0f 0b e9 1d fc ff ff <0f> 0b e9 fc fb ff ff 41 bd ea ff ff ff e9 17 f4 ff ff e8 7f 81 ef [ 136.574488][ T9564] RSP: 0018:ffffc90002c56dc0 EFLAGS: 00010282 [ 136.580743][ T9564] RAX: 00000000fffffff4 RBX: ffffffff8a0f5a80 RCX: 0000000000000001 [ 136.589235][ T9564] RDX: dffffc0000000000 RSI: ffffffff87cb4880 RDI: ffffffff881346a0 [ 136.597881][ T9564] RBP: ffff88810f2fa000 R08: 0000000000000001 R09: ffff88810f2fa603 [ 136.608896][ T9564] R10: ffffed1021e5f4c0 R11: 6637303030302052 R12: ffff88810f2fab78 [ 136.618303][ T9564] R13: ffff88810f2fa098 R14: 00000000000000d0 R15: 000000008a0f5a80 [ 136.626861][ T9564] FS: 00007fb9bced2700(0000) GS:ffff8881f6400000(0000) knlGS:0000000000000000 [ 136.636796][ T9564] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 136.644268][ T9564] CR2: 00007fde2aec9000 CR3: 000000011b229001 CR4: 00000000001706f0 [ 136.652397][ T9564] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 136.662283][ T9564] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 136.670782][ T9564] Call Trace: [ 136.674851][ T9564] ? check_preemption_disabled+0x36/0xd0 [ 136.680610][ T9564] ? netdev_pick_tx+0x830/0x830 [ 136.686095][ T9564] ? security_capable+0x4c/0x90 [ 136.691099][ T9564] ? ns_capable+0x53/0xc0 [ 136.695946][ T9564] do_setlink+0x1d3/0x2df0 [ 136.700474][ T9564] ? rtnl_getlink+0x930/0x930 [ 136.705858][ T9564] ? mark_lock+0xf0/0x15f0 [ 136.710627][ T9564] ? __lock_acquire+0xbc5/0x5050 [ 136.718613][ T9564] ? lock_chain_count+0x20/0x20 [ 136.724190][ T9564] ? mark_lock+0xf0/0x15f0 [ 136.728716][ T9564] ? memset+0x20/0x40 [ 136.733205][ T9564] ? __nla_validate_parse+0xb2/0x1fd0 [ 136.738784][ T9564] ? nla_get_range_signed+0x540/0x540 [ 136.745923][ T9564] __rtnl_newlink+0xabb/0x1360 [ 136.750952][ T9564] ? check_preemption_disabled+0x36/0xd0 [ 136.757073][ T9564] ? rtnl_setlink+0x320/0x320 [ 136.761851][ T9564] ? lock_release+0x424/0x7e0 [ 136.767204][ T9564] ? is_bpf_text_address+0x5f/0xe0 [ 136.772505][ T9564] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 136.779171][ T9564] ? is_bpf_text_address+0x77/0xe0 [ 136.784777][ T9564] ? kernel_text_address+0xbd/0xf0 [ 136.790126][ T9564] ? __kernel_text_address+0x9/0x30 [ 136.795828][ T9564] ? unwind_get_return_address+0x51/0x90 [ 136.801571][ T9564] ? create_prof_cpu_mask+0x20/0x20 [ 136.807278][ T9564] ? arch_stack_walk+0x93/0xe0 [ 136.812159][ T9564] ? stack_trace_save+0x8c/0xc0 [ 136.817605][ T9564] ? stack_trace_consume_entry+0x160/0x160 [ 136.826949][ T9564] ? fs_reclaim_release+0x9c/0xf0 [ 136.832324][ T9564] ? lock_is_held_type+0xfa/0x130 [ 136.838572][ T9564] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 136.845509][ T9564] ? trace_kmalloc+0xbe/0xf0 [ 136.850216][ T9564] ? kmem_cache_alloc_trace+0x221/0x440 [ 136.864905][ T9564] rtnl_newlink+0x5a/0x90 [ 136.869944][ T9564] rtnetlink_rcv_msg+0x32f/0x860 [ 136.875237][ T9564] ? __dev_queue_xmit+0x14aa/0x26b0 [ 136.880617][ T9564] ? rtnetlink_put_metrics+0x420/0x420 [ 136.886459][ T9564] ? check_preemption_disabled+0x36/0xd0 [ 136.892245][ T9564] ? netdev_core_pick_tx+0x290/0x290 [ 136.897890][ T9564] ? lock_acquire+0x1f0/0x850 [ 136.902889][ T9564] netlink_rcv_skb+0x118/0x370 [ 136.907773][ T9564] ? rtnetlink_put_metrics+0x420/0x420 [ 136.913979][ T9564] ? netlink_ack+0x9f0/0x9f0 [ 136.918754][ T9564] ? netlink_deliver_tap+0x15d/0x990 [ 136.924345][ T9564] netlink_unicast+0x42e/0x700 [ 136.929195][ T9564] ? netlink_attachskb+0x730/0x730 [ 136.937616][ T9564] ? __build_skb_around+0x1f3/0x2b0 [ 136.943230][ T9564] netlink_sendmsg+0x70e/0xbe0 [ 136.948131][ T9564] ? netlink_unicast+0x700/0x700 [ 136.954689][ T9564] ? iovec_from_user+0x143/0x290 [ 136.959847][ T9564] ? netlink_unicast+0x700/0x700 [ 136.965240][ T9564] sock_sendmsg+0xab/0xe0 [ 136.969699][ T9564] ____sys_sendmsg+0x5bf/0x7a0 [ 136.974987][ T9564] ? kernel_sendmsg+0x30/0x30 [ 136.980260][ T9564] ? do_recvmmsg+0x550/0x550 [ 136.985264][ T9564] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 136.991363][ T9564] ? __might_fault+0xb5/0x160 [ 136.996863][ T9564] ___sys_sendmsg+0xd3/0x150 [ 137.001635][ T9564] ? sendmsg_copy_msghdr+0x110/0x110 [ 137.008192][ T9564] ? find_held_lock+0x2d/0x110 [ 137.013881][ T9564] ? check_preemption_disabled+0x36/0xd0 [ 137.019734][ T9564] ? lock_release+0x424/0x7e0 [ 137.025905][ T9564] ? __fget_files+0x193/0x2b0 [ 137.030649][ T9564] ? lock_downgrade+0x7b0/0x7b0 [ 137.037272][ T9564] ? find_held_lock+0x2d/0x110 [ 137.046431][ T9564] ? check_preemption_disabled+0x36/0xd0 [ 137.053344][ T9564] ? lock_is_held_type+0xfa/0x130 [ 137.058441][ T9564] ? __fget_files+0x1ab/0x2b0 [ 137.064373][ T9564] ? __fget_light+0xbe/0x220 [ 137.069026][ T9564] __sys_sendmsg+0xb2/0x140 [ 137.075752][ T9564] ? __sys_sendmsg_sock+0x10/0x10 [ 137.081358][ T9564] ? check_preemption_disabled+0x36/0xd0 [ 137.088416][ T9564] ? syscall_enter_from_user_mode+0x1d/0x60 [ 137.095119][ T9564] ? lockdep_hardirqs_on+0x54/0x100 [ 137.100337][ T9564] do_syscall_64+0x3a/0xb0 [ 137.106006][ T9564] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 137.111915][ T9564] RIP: 0033:0x464d29 [ 137.116702][ T9564] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 137.137796][ T9564] RSP: 002b:00007fb9bced2188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 137.147072][ T9564] RAX: ffffffffffffffda RBX: 000000000055cf00 RCX: 0000000000464d29 [ 137.158662][ T9564] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 137.167888][ T9564] RBP: 00007fb9bced21d0 R08: 0000000000000000 R09: 0000000000000000 [ 137.176826][ T9564] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 137.185922][ T9564] R13: 00007ffee5756d5f R14: 00007fb9bced2300 R15: 0000000000022000 [ 137.194820][ T9564] irq event stamp: 8377 [ 137.198985][ T9564] hardirqs last enabled at (8385): [] console_unlock+0x72b/0x9c0 [ 137.209966][ T9564] hardirqs last disabled at (8408): [] __schedule+0x13e1/0x23d0 [ 137.220365][ T9564] softirqs last enabled at (8458): [] irq_exit_rcu+0x250/0x2a0 [ 137.230535][ T9564] softirqs last disabled at (8471): [] irq_exit_rcu+0x250/0x2a0 [ 137.240571][ T9564] ---[ end trace cb924dae60074cd8 ]--- [ 137.257340][ T9582] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 137.388846][ T9579] FAULT_INJECTION: forcing a failure. [ 137.388846][ T9579] name failslab, interval 1, probability 0, space 0, times 0 [ 137.412630][ T9579] CPU: 0 PID: 9579 Comm: syz-executor.1 Tainted: G W 5.13.0-rc1-syzkaller #0 [ 137.422749][ T9579] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 137.432906][ T9579] Call Trace: [ 137.436593][ T9579] dump_stack+0x10c/0x14b [ 137.441114][ T9579] should_fail.cold+0x5/0xa [ 137.445663][ T9579] should_failslab+0x5/0x10 [ 137.450351][ T9579] kmem_cache_alloc_node+0x60/0x540 [ 137.455745][ T9579] __alloc_skb+0x153/0x280 [ 137.460356][ T9579] alloc_uevent_skb+0x76/0x200 [ 137.465123][ T9579] kobject_uevent_env+0xc42/0xf30 [ 137.470277][ T9579] ? check_preemption_disabled+0x36/0xd0 [ 137.475925][ T9579] ? __local_bh_enable_ip+0x11f/0x220 [ 137.481292][ T9579] ? __dev_change_net_namespace+0x3fe/0x1120 [ 137.487485][ T9579] ? lockdep_hardirqs_on+0x54/0x100 [ 137.492705][ T9579] __dev_change_net_namespace+0x80b/0x1120 [ 137.498608][ T9579] ? check_preemption_disabled+0x36/0xd0 [ 137.504459][ T9579] ? netdev_pick_tx+0x830/0x830 [ 137.509828][ T9579] ? security_capable+0x4c/0x90 [ 137.514945][ T9579] ? ns_capable+0x53/0xc0 [ 137.519288][ T9579] do_setlink+0x1d3/0x2df0 [ 137.523702][ T9579] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 137.529764][ T9579] ? rtnl_getlink+0x930/0x930 [ 137.534455][ T9579] ? find_held_lock+0x2d/0x110 [ 137.539326][ T9579] ? mark_lock+0xf0/0x15f0 [ 137.543752][ T9579] ? lock_is_held_type+0xd9/0x130 [ 137.549154][ T9579] ? lock_chain_count+0x20/0x20 [ 137.554060][ T9579] ? lock_release+0x424/0x7e0 [ 137.558844][ T9579] ? is_bpf_text_address+0x5f/0xe0 [ 137.563979][ T9579] ? memset+0x20/0x40 [ 137.568249][ T9579] ? __nla_validate_parse+0xb2/0x1fd0 [ 137.573621][ T9579] ? nla_get_range_signed+0x540/0x540 [ 137.579077][ T9579] __rtnl_newlink+0xabb/0x1360 [ 137.583836][ T9579] ? check_preemption_disabled+0x36/0xd0 [ 137.589631][ T9579] ? rtnl_setlink+0x320/0x320 [ 137.594353][ T9579] ? lock_release+0x424/0x7e0 [ 137.599259][ T9579] ? is_bpf_text_address+0x5f/0xe0 [ 137.604645][ T9579] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 137.611388][ T9579] ? is_bpf_text_address+0x77/0xe0 [ 137.616708][ T9579] ? kernel_text_address+0xbd/0xf0 [ 137.622152][ T9579] ? __kernel_text_address+0x9/0x30 [ 137.627963][ T9579] ? unwind_get_return_address+0x51/0x90 [ 137.633888][ T9579] ? create_prof_cpu_mask+0x20/0x20 [ 137.639455][ T9579] ? arch_stack_walk+0x93/0xe0 [ 137.644708][ T9579] ? stack_trace_save+0x8c/0xc0 [ 137.649772][ T9579] ? stack_trace_consume_entry+0x160/0x160 [ 137.656329][ T9579] ? fs_reclaim_release+0x9c/0xf0 [ 137.661520][ T9579] ? lock_is_held_type+0xfa/0x130 [ 137.667082][ T9579] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 137.673675][ T9579] ? trace_kmalloc+0xbe/0xf0 [ 137.678570][ T9579] ? kmem_cache_alloc_trace+0x221/0x440 [ 137.684125][ T9579] rtnl_newlink+0x5a/0x90 [ 137.689466][ T9579] rtnetlink_rcv_msg+0x32f/0x860 [ 137.694926][ T9579] ? __dev_queue_xmit+0x14aa/0x26b0 [ 137.701632][ T9579] ? rtnetlink_put_metrics+0x420/0x420 [ 137.707400][ T9579] ? check_preemption_disabled+0x36/0xd0 [ 137.713650][ T9579] ? netdev_core_pick_tx+0x290/0x290 [ 137.719718][ T9579] ? lock_acquire+0x1f0/0x850 [ 137.724672][ T9579] netlink_rcv_skb+0x118/0x370 [ 137.730118][ T9579] ? rtnetlink_put_metrics+0x420/0x420 [ 137.736057][ T9579] ? netlink_ack+0x9f0/0x9f0 [ 137.740943][ T9579] ? netlink_deliver_tap+0x15d/0x990 [ 137.746518][ T9579] netlink_unicast+0x42e/0x700 [ 137.751577][ T9579] ? netlink_attachskb+0x730/0x730 [ 137.757742][ T9579] ? __build_skb_around+0x1f3/0x2b0 [ 137.763534][ T9579] netlink_sendmsg+0x70e/0xbe0 [ 137.768657][ T9579] ? netlink_unicast+0x700/0x700 [ 137.774295][ T9579] ? iovec_from_user+0x143/0x290 [ 137.779423][ T9579] ? netlink_unicast+0x700/0x700 [ 137.784815][ T9579] sock_sendmsg+0xab/0xe0 [ 137.789418][ T9579] ____sys_sendmsg+0x5bf/0x7a0 [ 137.794445][ T9579] ? kernel_sendmsg+0x30/0x30 [ 137.799404][ T9579] ? do_recvmmsg+0x550/0x550 [ 137.804078][ T9579] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 137.810789][ T9579] ? __might_fault+0xb5/0x160 [ 137.815701][ T9579] ___sys_sendmsg+0xd3/0x150 [ 137.820382][ T9579] ? sendmsg_copy_msghdr+0x110/0x110 [ 137.826094][ T9579] ? find_held_lock+0x2d/0x110 [ 137.830960][ T9579] ? check_preemption_disabled+0x36/0xd0 [ 137.836594][ T9579] ? lock_release+0x424/0x7e0 [ 137.841265][ T9579] ? __fget_files+0x193/0x2b0 [ 137.846631][ T9579] ? lock_downgrade+0x7b0/0x7b0 [ 137.851494][ T9579] ? find_held_lock+0x2d/0x110 [ 137.856339][ T9579] ? check_preemption_disabled+0x36/0xd0 [ 137.862266][ T9579] ? lock_is_held_type+0xfa/0x130 [ 137.867514][ T9579] ? __fget_files+0x1ab/0x2b0 [ 137.872294][ T9579] ? __fget_light+0xbe/0x220 [ 137.876915][ T9579] __sys_sendmsg+0xb2/0x140 [ 137.881599][ T9579] ? __sys_sendmsg_sock+0x10/0x10 [ 137.886720][ T9579] ? check_preemption_disabled+0x36/0xd0 [ 137.892524][ T9579] ? syscall_enter_from_user_mode+0x1d/0x60 [ 137.898420][ T9579] ? lockdep_hardirqs_on+0x54/0x100 [ 137.903636][ T9579] do_syscall_64+0x3a/0xb0 [ 137.908122][ T9579] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 137.914280][ T9579] RIP: 0033:0x464d29 [ 137.918155][ T9579] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 137.937943][ T9579] RSP: 002b:00007faa55e25188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 137.946531][ T9579] RAX: ffffffffffffffda RBX: 000000000055cfa0 RCX: 0000000000464d29 [ 137.954668][ T9579] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 137.963240][ T9579] RBP: 00007faa55e251d0 R08: 0000000000000000 R09: 0000000000000000 [ 137.971357][ T9579] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 137.979349][ T9579] R13: 00007fffa69f0bff R14: 00007faa55e25300 R15: 0000000000022000 [ 138.051862][ T9630] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 138.101625][ T9630] sysfs: cannot create duplicate filename '/devices/virtual/net/veth13' [ 138.155980][ T9630] CPU: 0 PID: 9630 Comm: syz-executor.3 Tainted: G W 5.13.0-rc1-syzkaller #0 [ 138.166258][ T9630] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 138.176672][ T9630] Call Trace: [ 138.179962][ T9630] dump_stack+0x10c/0x14b [ 138.184319][ T9630] sysfs_warn_dup.cold+0x17/0x24 [ 138.189408][ T9630] sysfs_create_dir_ns+0x1e9/0x260 [ 138.194918][ T9630] ? sysfs_create_mount_point+0x80/0x80 [ 138.200495][ T9630] ? rwlock_bug.part.0+0x90/0x90 [ 138.205472][ T9630] kobject_add_internal+0x276/0x830 [ 138.210717][ T9630] kobject_add+0x120/0x190 [ 138.215585][ T9630] ? kset_create_and_add+0x170/0x170 [ 138.220891][ T9630] ? wait_for_completion_io+0x270/0x270 [ 138.226459][ T9630] ? lockdep_init_map_type+0x2c3/0x870 [ 138.231963][ T9630] device_add+0x2cd/0x1c30 [ 138.237119][ T9630] ? dev_set_name+0xa6/0xd0 [ 138.241640][ T9630] ? device_initialize+0x4e0/0x4e0 [ 138.246772][ T9630] ? lockdep_init_map_type+0x2c3/0x870 [ 138.252252][ T9630] ? __fw_devlink_link_to_suppliers+0x550/0x550 [ 138.258776][ T9630] ? __init_waitqueue_head+0x6b/0xd0 [ 138.264254][ T9630] netdev_register_kobject+0x162/0x350 [ 138.270113][ T9630] register_netdevice+0xa77/0x1190 [ 138.275742][ T9630] ? netdev_change_features+0xa0/0xa0 [ 138.281606][ T9630] ? rtnl_create_link+0x15a/0xb40 [ 138.286952][ T9630] veth_newlink+0x374/0x980 [ 138.291859][ T9630] ? netlink_unicast+0x3e1/0x700 [ 138.296814][ T9630] ? veth_open+0x170/0x170 [ 138.301327][ T9630] ? ___sys_sendmsg+0xd3/0x150 [ 138.306291][ T9630] ? __sys_sendmsg+0xb2/0x140 [ 138.311154][ T9630] ? do_syscall_64+0x3a/0xb0 [ 138.316120][ T9630] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 138.322277][ T9630] ? lock_is_held_type+0xfa/0x130 [ 138.327594][ T9630] ? find_held_lock+0x2d/0x110 [ 138.332546][ T9630] ? check_preemption_disabled+0x36/0xd0 [ 138.339333][ T9630] ? lock_release+0x424/0x7e0 [ 138.344156][ T9630] ? fs_reclaim_release+0x9c/0xf0 [ 138.349396][ T9630] ? mark_held_locks+0x9f/0xe0 [ 138.354471][ T9630] ? lock_is_held_type+0xfa/0x130 [ 138.359644][ T9630] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 138.365485][ T9630] ? kmem_cache_alloc_node_trace+0x48e/0x570 [ 138.371933][ T9630] ? memset+0x20/0x40 [ 138.376285][ T9630] ? memcpy+0x39/0x60 [ 138.380568][ T9630] ? alloc_netdev_mqs+0x903/0xda0 [ 138.385809][ T9630] ? security_capable+0x4c/0x90 [ 138.391204][ T9630] ? rtnl_create_link+0x15a/0xb40 [ 138.396345][ T9630] __rtnl_newlink+0xcc8/0x1360 [ 138.401224][ T9630] ? check_preemption_disabled+0x36/0xd0 [ 138.407573][ T9630] ? rtnl_setlink+0x320/0x320 [ 138.412611][ T9630] ? lock_release+0x424/0x7e0 [ 138.417293][ T9630] ? is_bpf_text_address+0x5f/0xe0 [ 138.422627][ T9630] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 138.428712][ T9630] ? is_bpf_text_address+0x77/0xe0 [ 138.433845][ T9630] ? kernel_text_address+0xbd/0xf0 [ 138.439061][ T9630] ? __kernel_text_address+0x9/0x30 [ 138.444366][ T9630] ? unwind_get_return_address+0x51/0x90 [ 138.450007][ T9630] ? create_prof_cpu_mask+0x20/0x20 [ 138.455406][ T9630] ? arch_stack_walk+0x93/0xe0 [ 138.460193][ T9630] ? stack_trace_save+0x8c/0xc0 [ 138.465064][ T9630] ? stack_trace_consume_entry+0x160/0x160 [ 138.471022][ T9630] ? fs_reclaim_release+0x9c/0xf0 [ 138.476089][ T9630] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 138.481653][ T9630] ? trace_kmalloc+0xbe/0xf0 [ 138.486259][ T9630] ? kmem_cache_alloc_trace+0x221/0x440 [ 138.491823][ T9630] rtnl_newlink+0x5a/0x90 [ 138.496243][ T9630] rtnetlink_rcv_msg+0x32f/0x860 [ 138.501178][ T9630] ? __dev_queue_xmit+0x14aa/0x26b0 [ 138.506372][ T9630] ? rtnetlink_put_metrics+0x420/0x420 [ 138.511886][ T9630] ? check_preemption_disabled+0x36/0xd0 [ 138.517532][ T9630] ? netdev_core_pick_tx+0x290/0x290 [ 138.522856][ T9630] ? lock_acquire+0x1f0/0x850 [ 138.527823][ T9630] netlink_rcv_skb+0x118/0x370 [ 138.534096][ T9630] ? rtnetlink_put_metrics+0x420/0x420 [ 138.539681][ T9630] ? netlink_ack+0x9f0/0x9f0 [ 138.544287][ T9630] ? netlink_deliver_tap+0x15d/0x990 [ 138.549605][ T9630] netlink_unicast+0x42e/0x700 [ 138.554397][ T9630] ? netlink_attachskb+0x730/0x730 [ 138.559512][ T9630] ? __build_skb_around+0x1f3/0x2b0 [ 138.564724][ T9630] netlink_sendmsg+0x70e/0xbe0 [ 138.569593][ T9630] ? netlink_unicast+0x700/0x700 [ 138.574756][ T9630] ? iovec_from_user+0x143/0x290 [ 138.579782][ T9630] ? netlink_unicast+0x700/0x700 [ 138.584719][ T9630] sock_sendmsg+0xab/0xe0 [ 138.589067][ T9630] ____sys_sendmsg+0x5bf/0x7a0 [ 138.593823][ T9630] ? kernel_sendmsg+0x30/0x30 [ 138.598590][ T9630] ? do_recvmmsg+0x550/0x550 [ 138.603196][ T9630] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 138.609182][ T9630] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 138.615170][ T9630] ___sys_sendmsg+0xd3/0x150 [ 138.619770][ T9630] ? sendmsg_copy_msghdr+0x110/0x110 [ 138.625141][ T9630] ? find_held_lock+0x2d/0x110 [ 138.629908][ T9630] ? check_preemption_disabled+0x36/0xd0 [ 138.635636][ T9630] ? lock_release+0x424/0x7e0 [ 138.640328][ T9630] ? __fget_files+0x193/0x2b0 [ 138.645100][ T9630] ? lock_downgrade+0x7b0/0x7b0 [ 138.649983][ T9630] ? lock_downgrade+0x7b0/0x7b0 [ 138.654848][ T9630] ? futex_exit_release+0x200/0x200 [ 138.660057][ T9630] ? check_preemption_disabled+0x36/0xd0 [ 138.665703][ T9630] ? lock_is_held_type+0xfa/0x130 [ 138.670857][ T9630] ? __fget_files+0x1ab/0x2b0 [ 138.675631][ T9630] ? __fget_light+0xbe/0x220 [ 138.680569][ T9630] __sys_sendmsg+0xb2/0x140 [ 138.685075][ T9630] ? __sys_sendmsg_sock+0x10/0x10 [ 138.690108][ T9630] ? __x64_sys_futex+0x177/0x450 [ 138.695155][ T9630] ? check_preemption_disabled+0x36/0xd0 [ 138.701178][ T9630] ? syscall_enter_from_user_mode+0x1d/0x60 [ 138.708112][ T9630] ? lockdep_hardirqs_on+0x54/0x100 [ 138.713323][ T9630] do_syscall_64+0x3a/0xb0 [ 138.717857][ T9630] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 138.723774][ T9630] RIP: 0033:0x464d29 [ 138.727666][ T9630] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 138.747257][ T9630] RSP: 002b:00007ffa497f9188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 138.755661][ T9630] RAX: ffffffffffffffda RBX: 000000000055cfa0 RCX: 0000000000464d29 [ 138.763628][ T9630] RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000006 [ 138.771593][ T9630] RBP: 00000000004af6ec R08: 0000000000000000 R09: 0000000000000000 [ 138.779548][ T9630] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000055cfa0 [ 138.787503][ T9630] R13: 00007ffe745ac08f R14: 00007ffa497f9300 R15: 0000000000022000 [ 138.802239][ T9630] kobject_add_internal failed for veth13 with -EEXIST, don't try to register things with the same name in the same directory. [ 138.816201][ T9629] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 138.856503][ T9631] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 138.866653][ T9631] sysfs: cannot create duplicate filename '/devices/virtual/net/veth16' [ 138.875887][ T9631] CPU: 1 PID: 9631 Comm: syz-executor.0 Tainted: G W 5.13.0-rc1-syzkaller #0 [ 138.885958][ T9631] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 138.895997][ T9631] Call Trace: [ 138.899327][ T9631] dump_stack+0x10c/0x14b [ 138.903671][ T9631] sysfs_warn_dup.cold+0x17/0x24 [ 138.908593][ T9631] sysfs_create_dir_ns+0x1e9/0x260 [ 138.913684][ T9631] ? sysfs_create_mount_point+0x80/0x80 [ 138.919206][ T9631] ? rwlock_bug.part.0+0x90/0x90 [ 138.924127][ T9631] kobject_add_internal+0x276/0x830 [ 138.929305][ T9631] kobject_add+0x120/0x190 [ 138.933692][ T9631] ? kset_create_and_add+0x170/0x170 [ 138.938948][ T9631] ? wait_for_completion_io+0x270/0x270 [ 138.944473][ T9631] ? lockdep_init_map_type+0x2c3/0x870 [ 138.949923][ T9631] device_add+0x2cd/0x1c30 [ 138.954323][ T9631] ? dev_set_name+0xa6/0xd0 [ 138.958806][ T9631] ? device_initialize+0x4e0/0x4e0 [ 138.963899][ T9631] ? lockdep_init_map_type+0x2c3/0x870 [ 138.969342][ T9631] ? __fw_devlink_link_to_suppliers+0x550/0x550 [ 138.975585][ T9631] ? __init_waitqueue_head+0x6b/0xd0 [ 138.980871][ T9631] netdev_register_kobject+0x162/0x350 [ 138.986321][ T9631] register_netdevice+0xa77/0x1190 [ 138.991424][ T9631] ? netdev_change_features+0xa0/0xa0 [ 138.996783][ T9631] ? rtnl_create_link+0x15a/0xb40 [ 139.001787][ T9631] veth_newlink+0x374/0x980 [ 139.006268][ T9631] ? netlink_unicast+0x3e1/0x700 [ 139.011185][ T9631] ? veth_open+0x170/0x170 [ 139.015582][ T9631] ? ___sys_sendmsg+0xd3/0x150 [ 139.020331][ T9631] ? __sys_sendmsg+0xb2/0x140 [ 139.024992][ T9631] ? do_syscall_64+0x3a/0xb0 [ 139.029561][ T9631] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 139.035608][ T9631] ? lock_is_held_type+0xfa/0x130 [ 139.040615][ T9631] ? find_held_lock+0x2d/0x110 [ 139.045447][ T9631] ? check_preemption_disabled+0x36/0xd0 [ 139.051068][ T9631] ? lock_release+0x424/0x7e0 [ 139.055737][ T9631] ? fs_reclaim_release+0x9c/0xf0 [ 139.060739][ T9631] ? mark_held_locks+0x9f/0xe0 [ 139.065475][ T9631] ? lock_is_held_type+0xfa/0x130 [ 139.070484][ T9631] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 139.076014][ T9631] ? kmem_cache_alloc_node_trace+0x48e/0x570 [ 139.081975][ T9631] ? memset+0x20/0x40 [ 139.085939][ T9631] ? memcpy+0x39/0x60 [ 139.089897][ T9631] ? alloc_netdev_mqs+0x903/0xda0 [ 139.094900][ T9631] ? security_capable+0x4c/0x90 [ 139.099731][ T9631] ? rtnl_create_link+0x15a/0xb40 [ 139.104741][ T9631] __rtnl_newlink+0xcc8/0x1360 [ 139.109489][ T9631] ? check_preemption_disabled+0x36/0xd0 [ 139.115102][ T9631] ? rtnl_setlink+0x320/0x320 [ 139.119759][ T9631] ? lock_release+0x424/0x7e0 [ 139.124421][ T9631] ? is_bpf_text_address+0x5f/0xe0 [ 139.129517][ T9631] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 139.135568][ T9631] ? is_bpf_text_address+0x77/0xe0 [ 139.140655][ T9631] ? kernel_text_address+0xbd/0xf0 [ 139.145772][ T9631] ? __kernel_text_address+0x9/0x30 [ 139.150947][ T9631] ? unwind_get_return_address+0x51/0x90 [ 139.156556][ T9631] ? create_prof_cpu_mask+0x20/0x20 [ 139.161739][ T9631] ? arch_stack_walk+0x93/0xe0 [ 139.166495][ T9631] ? stack_trace_save+0x8c/0xc0 [ 139.171323][ T9631] ? stack_trace_consume_entry+0x160/0x160 [ 139.177199][ T9631] ? fs_reclaim_release+0x9c/0xf0 [ 139.182211][ T9631] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 139.187734][ T9631] ? trace_kmalloc+0xbe/0xf0 [ 139.192316][ T9631] ? kmem_cache_alloc_trace+0x221/0x440 [ 139.197842][ T9631] rtnl_newlink+0x5a/0x90 [ 139.202160][ T9631] rtnetlink_rcv_msg+0x32f/0x860 [ 139.207178][ T9631] ? __dev_queue_xmit+0x14aa/0x26b0 [ 139.212354][ T9631] ? rtnetlink_put_metrics+0x420/0x420 [ 139.217798][ T9631] ? check_preemption_disabled+0x36/0xd0 [ 139.223428][ T9631] ? netdev_core_pick_tx+0x290/0x290 [ 139.228695][ T9631] ? lock_acquire+0x1f0/0x850 [ 139.233355][ T9631] netlink_rcv_skb+0x118/0x370 [ 139.238101][ T9631] ? rtnetlink_put_metrics+0x420/0x420 [ 139.243641][ T9631] ? netlink_ack+0x9f0/0x9f0 [ 139.248219][ T9631] ? netlink_deliver_tap+0x15d/0x990 [ 139.253585][ T9631] netlink_unicast+0x42e/0x700 [ 139.258333][ T9631] ? netlink_attachskb+0x730/0x730 [ 139.263430][ T9631] ? __build_skb_around+0x1f3/0x2b0 [ 139.268621][ T9631] netlink_sendmsg+0x70e/0xbe0 [ 139.273361][ T9631] ? netlink_unicast+0x700/0x700 [ 139.278282][ T9631] ? iovec_from_user+0x143/0x290 [ 139.283208][ T9631] ? netlink_unicast+0x700/0x700 [ 139.288128][ T9631] sock_sendmsg+0xab/0xe0 [ 139.292444][ T9631] ____sys_sendmsg+0x5bf/0x7a0 [ 139.297184][ T9631] ? kernel_sendmsg+0x30/0x30 [ 139.301853][ T9631] ? do_recvmmsg+0x550/0x550 [ 139.306621][ T9631] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 139.313078][ T9631] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 139.319053][ T9631] ___sys_sendmsg+0xd3/0x150 [ 139.323637][ T9631] ? sendmsg_copy_msghdr+0x110/0x110 [ 139.328905][ T9631] ? find_held_lock+0x2d/0x110 [ 139.333652][ T9631] ? check_preemption_disabled+0x36/0xd0 [ 139.339283][ T9631] ? lock_release+0x424/0x7e0 [ 139.344020][ T9631] ? __fget_files+0x193/0x2b0 [ 139.348681][ T9631] ? lock_downgrade+0x7b0/0x7b0 [ 139.353517][ T9631] ? lock_downgrade+0x7b0/0x7b0 [ 139.358447][ T9631] ? futex_exit_release+0x200/0x200 [ 139.364083][ T9631] ? check_preemption_disabled+0x36/0xd0 [ 139.369801][ T9631] ? lock_is_held_type+0xfa/0x130 [ 139.374916][ T9631] ? __fget_files+0x1ab/0x2b0 [ 139.379702][ T9631] ? __fget_light+0xbe/0x220 [ 139.384298][ T9631] __sys_sendmsg+0xb2/0x140 [ 139.388785][ T9631] ? __sys_sendmsg_sock+0x10/0x10 [ 139.393789][ T9631] ? __x64_sys_futex+0x177/0x450 [ 139.398710][ T9631] ? check_preemption_disabled+0x36/0xd0 [ 139.404320][ T9631] ? syscall_enter_from_user_mode+0x1d/0x60 [ 139.410196][ T9631] ? lockdep_hardirqs_on+0x54/0x100 [ 139.415383][ T9631] do_syscall_64+0x3a/0xb0 [ 139.419804][ T9631] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 139.425772][ T9631] RIP: 0033:0x464d29 [ 139.429674][ T9631] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 139.449620][ T9631] RSP: 002b:00007fb9bceb1188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 139.458210][ T9631] RAX: ffffffffffffffda RBX: 000000000055cfa0 RCX: 0000000000464d29 [ 139.466337][ T9631] RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000006 [ 139.474289][ T9631] RBP: 00000000004af6ec R08: 0000000000000000 R09: 0000000000000000 [ 139.482417][ T9631] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000055cfa0 [ 139.490386][ T9631] R13: 00007ffee5756d5f R14: 00007fb9bceb1300 R15: 0000000000022000 [ 139.504507][ T9631] kobject_add_internal failed for veth16 with -EEXIST, don't try to register things with the same name in the same directory. [ 139.518165][ T9633] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 139.604855][ T9637] FAULT_INJECTION: forcing a failure. [ 139.604855][ T9637] name failslab, interval 1, probability 0, space 0, times 0 [ 139.647347][ T9637] CPU: 1 PID: 9637 Comm: syz-executor.2 Tainted: G W 5.13.0-rc1-syzkaller #0 [ 139.657526][ T9637] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 139.667572][ T9637] Call Trace: [ 139.670843][ T9637] dump_stack+0x10c/0x14b [ 139.675180][ T9637] should_fail.cold+0x5/0xa [ 139.679773][ T9637] ? device_rename+0x63/0x1b0 [ 139.684439][ T9637] should_failslab+0x5/0x10 [ 139.688988][ T9637] __kmalloc_track_caller+0x7c/0x480 [ 139.694261][ T9637] ? kobject_uevent_env+0x21a/0xf30 [ 139.699461][ T9637] kstrdup+0x29/0x50 [ 139.703338][ T9637] device_rename+0x63/0x1b0 [ 139.707920][ T9637] __dev_change_net_namespace+0xa55/0x1120 [ 139.713737][ T9637] ? check_preemption_disabled+0x36/0xd0 [ 139.719376][ T9637] ? netdev_pick_tx+0x830/0x830 [ 139.724232][ T9637] ? security_capable+0x4c/0x90 [ 139.729198][ T9637] ? ns_capable+0x53/0xc0 [ 139.733531][ T9637] do_setlink+0x1d3/0x2df0 [ 139.737945][ T9637] ? unwind_get_return_address+0x51/0x90 [ 139.743579][ T9637] ? rtnl_getlink+0x930/0x930 [ 139.748272][ T9637] ? mark_lock+0xf0/0x15f0 [ 139.752669][ T9637] ? __lock_acquire+0xbc5/0x5050 [ 139.757587][ T9637] ? lock_chain_count+0x20/0x20 [ 139.762420][ T9637] ? mark_lock+0xf0/0x15f0 [ 139.766988][ T9637] ? memset+0x20/0x40 [ 139.770952][ T9637] ? __nla_validate_parse+0xb2/0x1fd0 [ 139.776313][ T9637] ? nla_get_range_signed+0x540/0x540 [ 139.781692][ T9637] __rtnl_newlink+0xabb/0x1360 [ 139.786456][ T9637] ? check_preemption_disabled+0x36/0xd0 [ 139.792071][ T9637] ? rtnl_setlink+0x320/0x320 [ 139.796731][ T9637] ? lock_release+0x424/0x7e0 [ 139.801437][ T9637] ? is_bpf_text_address+0x5f/0xe0 [ 139.806671][ T9637] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 139.812978][ T9637] ? is_bpf_text_address+0x77/0xe0 [ 139.818129][ T9637] ? kernel_text_address+0xbd/0xf0 [ 139.823226][ T9637] ? __kernel_text_address+0x9/0x30 [ 139.828418][ T9637] ? unwind_get_return_address+0x51/0x90 [ 139.834167][ T9637] ? create_prof_cpu_mask+0x20/0x20 [ 139.839348][ T9637] ? arch_stack_walk+0x93/0xe0 [ 139.844101][ T9637] ? stack_trace_save+0x8c/0xc0 [ 139.849092][ T9637] ? stack_trace_consume_entry+0x160/0x160 [ 139.854926][ T9637] ? fs_reclaim_release+0x9c/0xf0 [ 139.860001][ T9637] ? lock_is_held_type+0xfa/0x130 [ 139.865020][ T9637] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 139.870571][ T9637] ? trace_kmalloc+0xbe/0xf0 [ 139.875148][ T9637] ? kmem_cache_alloc_trace+0x221/0x440 [ 139.880921][ T9637] rtnl_newlink+0x5a/0x90 [ 139.885250][ T9637] rtnetlink_rcv_msg+0x32f/0x860 [ 139.890351][ T9637] ? __dev_queue_xmit+0x14aa/0x26b0 [ 139.895762][ T9637] ? rtnetlink_put_metrics+0x420/0x420 [ 139.901215][ T9637] ? check_preemption_disabled+0x36/0xd0 [ 139.907056][ T9637] ? netdev_core_pick_tx+0x290/0x290 [ 139.912600][ T9637] ? lock_acquire+0x1f0/0x850 [ 139.917364][ T9637] netlink_rcv_skb+0x118/0x370 [ 139.922127][ T9637] ? rtnetlink_put_metrics+0x420/0x420 [ 139.927681][ T9637] ? netlink_ack+0x9f0/0x9f0 [ 139.932275][ T9637] ? netlink_deliver_tap+0x15d/0x990 [ 139.937830][ T9637] netlink_unicast+0x42e/0x700 [ 139.942907][ T9637] ? netlink_attachskb+0x730/0x730 [ 139.948125][ T9637] ? __build_skb_around+0x1f3/0x2b0 [ 139.953410][ T9637] netlink_sendmsg+0x70e/0xbe0 [ 139.958191][ T9637] ? netlink_unicast+0x700/0x700 [ 139.963108][ T9637] ? iovec_from_user+0x143/0x290 [ 139.968383][ T9637] ? netlink_unicast+0x700/0x700 [ 139.973438][ T9637] sock_sendmsg+0xab/0xe0 [ 139.977948][ T9637] ____sys_sendmsg+0x5bf/0x7a0 [ 139.982764][ T9637] ? kernel_sendmsg+0x30/0x30 [ 139.987652][ T9637] ? do_recvmmsg+0x550/0x550 [ 139.992434][ T9637] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 139.998931][ T9637] ? __might_fault+0xb5/0x160 [ 140.003784][ T9637] ___sys_sendmsg+0xd3/0x150 [ 140.009421][ T9637] ? sendmsg_copy_msghdr+0x110/0x110 [ 140.014959][ T9637] ? find_held_lock+0x2d/0x110 [ 140.019748][ T9637] ? check_preemption_disabled+0x36/0xd0 [ 140.025560][ T9637] ? lock_release+0x424/0x7e0 [ 140.030263][ T9637] ? __fget_files+0x193/0x2b0 [ 140.034929][ T9637] ? lock_downgrade+0x7b0/0x7b0 [ 140.039771][ T9637] ? find_held_lock+0x2d/0x110 [ 140.044558][ T9637] ? check_preemption_disabled+0x36/0xd0 [ 140.050206][ T9637] ? lock_is_held_type+0xfa/0x130 [ 140.055372][ T9637] ? __fget_files+0x1ab/0x2b0 [ 140.060053][ T9637] ? __fget_light+0xbe/0x220 [ 140.064740][ T9637] __sys_sendmsg+0xb2/0x140 [ 140.069234][ T9637] ? __sys_sendmsg_sock+0x10/0x10 [ 140.074246][ T9637] ? check_preemption_disabled+0x36/0xd0 [ 140.079881][ T9637] ? syscall_enter_from_user_mode+0x1d/0x60 [ 140.085765][ T9637] ? lockdep_hardirqs_on+0x54/0x100 [ 140.090968][ T9637] do_syscall_64+0x3a/0xb0 [ 140.095604][ T9637] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 140.101622][ T9637] RIP: 0033:0x464d29 [ 140.105518][ T9637] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 140.125499][ T9637] RSP: 002b:00007f3585a49188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 140.134114][ T9637] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 140.142087][ T9637] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 140.150276][ T9637] RBP: 00007f3585a491d0 R08: 0000000000000000 R09: 0000000000000000 [ 140.158554][ T9637] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 140.166753][ T9637] R13: 00007ffc1e42b2ff R14: 00007f3585a49300 R15: 0000000000022000 [ 140.262593][ T9637] ------------[ cut here ]------------ [ 140.268325][ T9637] WARNING: CPU: 0 PID: 9637 at net/core/dev.c:11186 __dev_change_net_namespace+0xe5a/0x1120 [ 140.280586][ T9637] Modules linked in: [ 140.285753][ T9637] CPU: 0 PID: 9637 Comm: syz-executor.2 Tainted: G W 5.13.0-rc1-syzkaller #0 [ 140.300001][ T9637] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 140.311370][ T9637] RIP: 0010:__dev_change_net_namespace+0xe5a/0x1120 [ 140.320150][ T9637] Code: 00 00 48 c7 c6 00 ba 79 88 48 c7 c7 40 ba 79 88 c6 05 1a 76 87 04 01 e8 9f eb 9a 01 0f 0b e9 71 f2 ff ff 0f 0b e9 1d fc ff ff <0f> 0b e9 fc fb ff ff 41 bd ea ff ff ff e9 17 f4 ff ff e8 7f 81 ef [ 140.340867][ T9637] RSP: 0018:ffffc90002e56dc0 EFLAGS: 00010282 [ 140.347708][ T9637] RAX: 00000000fffffff4 RBX: ffffffff8a0f5a80 RCX: 0000000000000001 [ 140.356826][ T9637] RDX: dffffc0000000000 RSI: ffffffff87cb4880 RDI: ffffffff881346a0 [ 140.365753][ T9637] RBP: ffff8881189e2000 R08: 0000000000000001 R09: ffff8881189e2603 [ 140.374839][ T9637] R10: ffffed102313c4c0 R11: 6637303030302052 R12: ffff8881189e2b78 [ 140.383687][ T9637] R13: ffff8881189e2098 R14: 00000000000000d6 R15: 000000008a0f5a80 [ 140.392001][ T9637] FS: 00007f3585a49700(0000) GS:ffff8881f6400000(0000) knlGS:0000000000000000 [ 140.402156][ T9637] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 140.411918][ T9637] CR2: 00007ff0244ea718 CR3: 000000011038e004 CR4: 00000000001706f0 [ 140.420783][ T9637] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 140.429612][ T9637] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 140.438540][ T9637] Call Trace: [ 140.442008][ T9637] ? check_preemption_disabled+0x36/0xd0 [ 140.449226][ T9637] ? netdev_pick_tx+0x830/0x830 [ 140.456189][ T9637] ? security_capable+0x4c/0x90 [ 140.461569][ T9637] ? ns_capable+0x53/0xc0 [ 140.466778][ T9637] do_setlink+0x1d3/0x2df0 [ 140.471306][ T9637] ? unwind_get_return_address+0x51/0x90 [ 140.478261][ T9637] ? rtnl_getlink+0x930/0x930 [ 140.483583][ T9637] ? mark_lock+0xf0/0x15f0 [ 140.488229][ T9637] ? __lock_acquire+0xbc5/0x5050 [ 140.494541][ T9637] ? lock_chain_count+0x20/0x20 [ 140.499678][ T9637] ? mark_lock+0xf0/0x15f0 [ 140.505067][ T9637] ? memset+0x20/0x40 [ 140.509170][ T9637] ? __nla_validate_parse+0xb2/0x1fd0 [ 140.518852][ T9637] ? nla_get_range_signed+0x540/0x540 [ 140.525133][ T9637] __rtnl_newlink+0xabb/0x1360 [ 140.530162][ T9637] ? check_preemption_disabled+0x36/0xd0 [ 140.538717][ T9637] ? rtnl_setlink+0x320/0x320 [ 140.544176][ T9637] ? lock_release+0x424/0x7e0 [ 140.549071][ T9637] ? is_bpf_text_address+0x5f/0xe0 [ 140.555031][ T9637] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 140.561233][ T9637] ? is_bpf_text_address+0x77/0xe0 [ 140.567525][ T9637] ? kernel_text_address+0xbd/0xf0 [ 140.573783][ T9637] ? __kernel_text_address+0x9/0x30 [ 140.579109][ T9637] ? unwind_get_return_address+0x51/0x90 [ 140.585968][ T9637] ? create_prof_cpu_mask+0x20/0x20 [ 140.591316][ T9637] ? arch_stack_walk+0x93/0xe0 [ 140.596956][ T9637] ? stack_trace_save+0x8c/0xc0 [ 140.601901][ T9637] ? stack_trace_consume_entry+0x160/0x160 [ 140.608895][ T9637] ? fs_reclaim_release+0x9c/0xf0 [ 140.623644][ T9637] ? lock_is_held_type+0xfa/0x130 [ 140.632268][ T9637] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 140.639588][ T9637] ? trace_kmalloc+0xbe/0xf0 [ 140.649070][ T9637] ? kmem_cache_alloc_trace+0x221/0x440 [ 140.655029][ T9637] rtnl_newlink+0x5a/0x90 [ 140.659438][ T9637] rtnetlink_rcv_msg+0x32f/0x860 [ 140.669264][ T9637] ? __dev_queue_xmit+0x14aa/0x26b0 [ 140.674819][ T9637] ? rtnetlink_put_metrics+0x420/0x420 [ 140.680324][ T9637] ? check_preemption_disabled+0x36/0xd0 [ 140.690988][ T9637] ? netdev_core_pick_tx+0x290/0x290 [ 140.696501][ T9637] ? lock_acquire+0x1f0/0x850 [ 140.701433][ T9637] netlink_rcv_skb+0x118/0x370 [ 140.706501][ T9637] ? rtnetlink_put_metrics+0x420/0x420 [ 140.712221][ T9637] ? netlink_ack+0x9f0/0x9f0 [ 140.717022][ T9637] ? netlink_deliver_tap+0x15d/0x990 [ 140.724421][ T9637] netlink_unicast+0x42e/0x700 [ 140.729258][ T9637] ? netlink_attachskb+0x730/0x730 [ 140.735285][ T9637] ? __build_skb_around+0x1f3/0x2b0 [ 140.740533][ T9637] netlink_sendmsg+0x70e/0xbe0 [ 140.746424][ T9637] ? netlink_unicast+0x700/0x700 [ 140.751754][ T9637] ? iovec_from_user+0x143/0x290 [ 140.757745][ T9637] ? netlink_unicast+0x700/0x700 [ 140.763421][ T9637] sock_sendmsg+0xab/0xe0 [ 140.767820][ T9637] ____sys_sendmsg+0x5bf/0x7a0 [ 140.774350][ T9637] ? kernel_sendmsg+0x30/0x30 [ 140.779109][ T9637] ? do_recvmmsg+0x550/0x550 [ 140.784784][ T9637] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 140.790945][ T9637] ? __might_fault+0xb5/0x160 [ 140.796573][ T9637] ___sys_sendmsg+0xd3/0x150 [ 140.801227][ T9637] ? sendmsg_copy_msghdr+0x110/0x110 [ 140.808550][ T9637] ? find_held_lock+0x2d/0x110 [ 140.814096][ T9637] ? check_preemption_disabled+0x36/0xd0 [ 140.819869][ T9637] ? lock_release+0x424/0x7e0 [ 140.825539][ T9637] ? __fget_files+0x193/0x2b0 [ 140.830269][ T9637] ? lock_downgrade+0x7b0/0x7b0 [ 140.837275][ T9637] ? find_held_lock+0x2d/0x110 [ 140.843118][ T9637] ? check_preemption_disabled+0x36/0xd0 [ 140.849090][ T9637] ? lock_is_held_type+0xfa/0x130 [ 140.855160][ T9637] ? __fget_files+0x1ab/0x2b0 [ 140.859916][ T9637] ? __fget_light+0xbe/0x220 [ 140.865599][ T9637] __sys_sendmsg+0xb2/0x140 [ 140.870162][ T9637] ? __sys_sendmsg_sock+0x10/0x10 [ 140.876390][ T9637] ? check_preemption_disabled+0x36/0xd0 [ 140.882085][ T9637] ? syscall_enter_from_user_mode+0x1d/0x60 [ 140.888874][ T9637] ? lockdep_hardirqs_on+0x54/0x100 [ 140.894914][ T9637] do_syscall_64+0x3a/0xb0 [ 140.899481][ T9637] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 140.906657][ T9637] RIP: 0033:0x464d29 [ 140.910566][ T9637] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 140.931270][ T9637] RSP: 002b:00007f3585a49188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 140.940423][ T9637] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 140.950133][ T9637] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 140.959004][ T9637] RBP: 00007f3585a491d0 R08: 0000000000000000 R09: 0000000000000000 [ 140.968693][ T9637] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 140.977434][ T9637] R13: 00007ffc1e42b2ff R14: 00007f3585a49300 R15: 0000000000022000 [ 140.986182][ T9637] irq event stamp: 5645 [ 140.990345][ T9637] hardirqs last enabled at (5653): [] console_unlock+0x72b/0x9c0 [ 141.000812][ T9637] hardirqs last disabled at (5682): [] __schedule+0x13e1/0x23d0 [ 141.010660][ T9637] softirqs last enabled at (5732): [] irq_exit_rcu+0x250/0x2a0 [ 141.020768][ T9637] softirqs last disabled at (5745): [] irq_exit_rcu+0x250/0x2a0 [ 141.031302][ T9637] ---[ end trace cb924dae60074cd9 ]--- 2021/05/13 11:04:22 executed programs: 174 [ 141.071683][ T9655] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 141.184286][ T9659] FAULT_INJECTION: forcing a failure. [ 141.184286][ T9659] name failslab, interval 1, probability 0, space 0, times 0 [ 141.217536][ T9659] CPU: 0 PID: 9659 Comm: syz-executor.5 Tainted: G W 5.13.0-rc1-syzkaller #0 [ 141.227640][ T9659] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 141.237714][ T9659] Call Trace: [ 141.241032][ T9659] dump_stack+0x10c/0x14b [ 141.245381][ T9659] should_fail.cold+0x5/0xa [ 141.249898][ T9659] ? device_rename+0x63/0x1b0 [ 141.254591][ T9659] should_failslab+0x5/0x10 [ 141.259190][ T9659] __kmalloc_track_caller+0x7c/0x480 [ 141.264564][ T9659] ? kobject_uevent_env+0x21a/0xf30 [ 141.269949][ T9659] kstrdup+0x29/0x50 [ 141.273842][ T9659] device_rename+0x63/0x1b0 [ 141.278532][ T9659] __dev_change_net_namespace+0xa55/0x1120 [ 141.284437][ T9659] ? check_preemption_disabled+0x36/0xd0 [ 141.290190][ T9659] ? netdev_pick_tx+0x830/0x830 [ 141.295063][ T9659] ? security_capable+0x4c/0x90 [ 141.299932][ T9659] ? ns_capable+0x53/0xc0 [ 141.304273][ T9659] do_setlink+0x1d3/0x2df0 [ 141.308699][ T9659] ? unwind_get_return_address+0x51/0x90 [ 141.314370][ T9659] ? rtnl_getlink+0x930/0x930 [ 141.319144][ T9659] ? mark_lock+0xf0/0x15f0 [ 141.323567][ T9659] ? __lock_acquire+0xbc5/0x5050 [ 141.328525][ T9659] ? lock_chain_count+0x20/0x20 [ 141.333612][ T9659] ? mark_lock+0xf0/0x15f0 [ 141.338033][ T9659] ? memset+0x20/0x40 [ 141.342006][ T9659] ? __nla_validate_parse+0xb2/0x1fd0 [ 141.347374][ T9659] ? nla_get_range_signed+0x540/0x540 [ 141.352755][ T9659] __rtnl_newlink+0xabb/0x1360 [ 141.357542][ T9659] ? check_preemption_disabled+0x36/0xd0 [ 141.363157][ T9659] ? rtnl_setlink+0x320/0x320 [ 141.367812][ T9659] ? lock_release+0x424/0x7e0 [ 141.372561][ T9659] ? is_bpf_text_address+0x5f/0xe0 [ 141.377684][ T9659] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 141.383739][ T9659] ? is_bpf_text_address+0x77/0xe0 [ 141.388854][ T9659] ? kernel_text_address+0xbd/0xf0 [ 141.393965][ T9659] ? __kernel_text_address+0x9/0x30 [ 141.399155][ T9659] ? unwind_get_return_address+0x51/0x90 [ 141.404776][ T9659] ? create_prof_cpu_mask+0x20/0x20 [ 141.409975][ T9659] ? arch_stack_walk+0x93/0xe0 [ 141.414750][ T9659] ? stack_trace_save+0x8c/0xc0 [ 141.419595][ T9659] ? stack_trace_consume_entry+0x160/0x160 [ 141.425617][ T9659] ? fs_reclaim_release+0x9c/0xf0 [ 141.430635][ T9659] ? lock_is_held_type+0xfa/0x130 [ 141.435879][ T9659] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 141.441808][ T9659] ? trace_kmalloc+0xbe/0xf0 [ 141.446562][ T9659] ? kmem_cache_alloc_trace+0x221/0x440 [ 141.452098][ T9659] rtnl_newlink+0x5a/0x90 [ 141.456447][ T9659] rtnetlink_rcv_msg+0x32f/0x860 [ 141.461375][ T9659] ? __dev_queue_xmit+0x14aa/0x26b0 [ 141.466558][ T9659] ? rtnetlink_put_metrics+0x420/0x420 [ 141.472017][ T9659] ? check_preemption_disabled+0x36/0xd0 [ 141.477631][ T9659] ? netdev_core_pick_tx+0x290/0x290 [ 141.482899][ T9659] ? lock_acquire+0x1f0/0x850 [ 141.487560][ T9659] netlink_rcv_skb+0x118/0x370 [ 141.492307][ T9659] ? rtnetlink_put_metrics+0x420/0x420 [ 141.497778][ T9659] ? netlink_ack+0x9f0/0x9f0 [ 141.502351][ T9659] ? netlink_deliver_tap+0x15d/0x990 [ 141.507623][ T9659] netlink_unicast+0x42e/0x700 [ 141.512380][ T9659] ? netlink_attachskb+0x730/0x730 [ 141.517562][ T9659] ? __build_skb_around+0x1f3/0x2b0 [ 141.522741][ T9659] netlink_sendmsg+0x70e/0xbe0 [ 141.527589][ T9659] ? netlink_unicast+0x700/0x700 [ 141.532589][ T9659] ? iovec_from_user+0x143/0x290 [ 141.537521][ T9659] ? netlink_unicast+0x700/0x700 [ 141.542449][ T9659] sock_sendmsg+0xab/0xe0 [ 141.546925][ T9659] ____sys_sendmsg+0x5bf/0x7a0 [ 141.551799][ T9659] ? kernel_sendmsg+0x30/0x30 [ 141.556479][ T9659] ? do_recvmmsg+0x550/0x550 [ 141.561059][ T9659] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 141.567031][ T9659] ? __might_fault+0xb5/0x160 [ 141.571718][ T9659] ___sys_sendmsg+0xd3/0x150 [ 141.576306][ T9659] ? sendmsg_copy_msghdr+0x110/0x110 [ 141.581640][ T9659] ? find_held_lock+0x2d/0x110 [ 141.586403][ T9659] ? check_preemption_disabled+0x36/0xd0 [ 141.592201][ T9659] ? lock_release+0x424/0x7e0 [ 141.596960][ T9659] ? __fget_files+0x193/0x2b0 [ 141.601791][ T9659] ? lock_downgrade+0x7b0/0x7b0 [ 141.606634][ T9659] ? find_held_lock+0x2d/0x110 [ 141.611400][ T9659] ? check_preemption_disabled+0x36/0xd0 [ 141.617023][ T9659] ? lock_is_held_type+0xfa/0x130 [ 141.622033][ T9659] ? __fget_files+0x1ab/0x2b0 [ 141.626720][ T9659] ? __fget_light+0xbe/0x220 [ 141.631437][ T9659] __sys_sendmsg+0xb2/0x140 [ 141.636271][ T9659] ? __sys_sendmsg_sock+0x10/0x10 [ 141.641422][ T9659] ? check_preemption_disabled+0x36/0xd0 [ 141.647047][ T9659] ? syscall_enter_from_user_mode+0x1d/0x60 [ 141.652928][ T9659] ? lockdep_hardirqs_on+0x54/0x100 [ 141.658123][ T9659] do_syscall_64+0x3a/0xb0 [ 141.662540][ T9659] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 141.668412][ T9659] RIP: 0033:0x464d29 [ 141.672309][ T9659] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 141.691905][ T9659] RSP: 002b:00007fc972cce188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 141.700301][ T9659] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 141.708261][ T9659] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 141.716487][ T9659] RBP: 00007fc972cce1d0 R08: 0000000000000000 R09: 0000000000000000 [ 141.724442][ T9659] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 141.732408][ T9659] R13: 00007fffc4416abf R14: 00007fc972cce300 R15: 0000000000022000 [ 141.757476][ T9659] ------------[ cut here ]------------ [ 141.763529][ T9659] WARNING: CPU: 0 PID: 9659 at net/core/dev.c:11186 __dev_change_net_namespace+0xe5a/0x1120 [ 141.774232][ T9659] Modules linked in: [ 141.778339][ T9659] CPU: 0 PID: 9659 Comm: syz-executor.5 Tainted: G W 5.13.0-rc1-syzkaller #0 [ 141.789136][ T9659] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 141.799847][ T9659] RIP: 0010:__dev_change_net_namespace+0xe5a/0x1120 [ 141.807333][ T9659] Code: 00 00 48 c7 c6 00 ba 79 88 48 c7 c7 40 ba 79 88 c6 05 1a 76 87 04 01 e8 9f eb 9a 01 0f 0b e9 71 f2 ff ff 0f 0b e9 1d fc ff ff <0f> 0b e9 fc fb ff ff 41 bd ea ff ff ff e9 17 f4 ff ff e8 7f 81 ef [ 141.827895][ T9659] RSP: 0018:ffffc90002db6dc0 EFLAGS: 00010282 [ 141.834603][ T9659] RAX: 00000000fffffff4 RBX: ffffffff8a0f5a80 RCX: 0000000000000001 [ 141.843241][ T9659] RDX: dffffc0000000000 RSI: ffffffff87cb4880 RDI: ffffffff881346a0 [ 141.851371][ T9659] RBP: ffff88811a288000 R08: 0000000000000001 R09: ffff88811a288603 [ 141.862239][ T9659] R10: ffffed10234510c0 R11: 6637303030302052 R12: ffff88811a288b78 [ 141.870423][ T9659] R13: ffff88811a288098 R14: 00000000000000d9 R15: 000000008a0f5a80 [ 141.879453][ T9659] FS: 00007fc972cce700(0000) GS:ffff8881f6400000(0000) knlGS:0000000000000000 [ 141.888854][ T9659] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 141.895809][ T9659] CR2: 00007f07822d3930 CR3: 0000000102534003 CR4: 00000000001706f0 [ 141.904088][ T9659] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 141.912362][ T9659] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 141.920457][ T9659] Call Trace: [ 141.923946][ T9659] ? check_preemption_disabled+0x36/0xd0 [ 141.929708][ T9659] ? netdev_pick_tx+0x830/0x830 [ 141.934782][ T9659] ? security_capable+0x4c/0x90 [ 141.939789][ T9659] ? ns_capable+0x53/0xc0 [ 141.944524][ T9659] do_setlink+0x1d3/0x2df0 [ 141.949038][ T9659] ? unwind_get_return_address+0x51/0x90 [ 141.954866][ T9659] ? rtnl_getlink+0x930/0x930 [ 141.959640][ T9659] ? mark_lock+0xf0/0x15f0 [ 141.966394][ T9659] ? __lock_acquire+0xbc5/0x5050 [ 141.971531][ T9659] ? lock_chain_count+0x20/0x20 [ 141.976578][ T9659] ? mark_lock+0xf0/0x15f0 [ 141.981374][ T9659] ? memset+0x20/0x40 [ 141.985520][ T9659] ? __nla_validate_parse+0xb2/0x1fd0 [ 141.991183][ T9659] ? nla_get_range_signed+0x540/0x540 [ 141.996757][ T9659] __rtnl_newlink+0xabb/0x1360 [ 142.001590][ T9659] ? check_preemption_disabled+0x36/0xd0 [ 142.008446][ T9659] ? rtnl_setlink+0x320/0x320 [ 142.014109][ T9659] ? lock_release+0x424/0x7e0 [ 142.018921][ T9659] ? is_bpf_text_address+0x5f/0xe0 [ 142.024232][ T9659] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 142.030636][ T9659] ? is_bpf_text_address+0x77/0xe0 [ 142.036214][ T9659] ? kernel_text_address+0xbd/0xf0 [ 142.041526][ T9659] ? __kernel_text_address+0x9/0x30 [ 142.046966][ T9659] ? unwind_get_return_address+0x51/0x90 [ 142.052972][ T9659] ? create_prof_cpu_mask+0x20/0x20 [ 142.058286][ T9659] ? arch_stack_walk+0x93/0xe0 [ 142.063294][ T9659] ? stack_trace_save+0x8c/0xc0 [ 142.068321][ T9659] ? stack_trace_consume_entry+0x160/0x160 [ 142.077650][ T9659] ? fs_reclaim_release+0x9c/0xf0 [ 142.083443][ T9659] ? lock_is_held_type+0xfa/0x130 [ 142.088735][ T9659] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 142.094503][ T9659] ? trace_kmalloc+0xbe/0xf0 [ 142.099252][ T9659] ? kmem_cache_alloc_trace+0x221/0x440 [ 142.105480][ T9659] rtnl_newlink+0x5a/0x90 [ 142.109876][ T9659] rtnetlink_rcv_msg+0x32f/0x860 [ 142.114926][ T9659] ? __dev_queue_xmit+0x14aa/0x26b0 [ 142.120168][ T9659] ? rtnetlink_put_metrics+0x420/0x420 [ 142.126180][ T9659] ? check_preemption_disabled+0x36/0xd0 [ 142.132132][ T9659] ? netdev_core_pick_tx+0x290/0x290 [ 142.138502][ T9659] ? lock_acquire+0x1f0/0x850 [ 142.143508][ T9659] netlink_rcv_skb+0x118/0x370 [ 142.148791][ T9659] ? rtnetlink_put_metrics+0x420/0x420 [ 142.154797][ T9659] ? netlink_ack+0x9f0/0x9f0 [ 142.159465][ T9659] ? netlink_deliver_tap+0x15d/0x990 [ 142.165099][ T9659] netlink_unicast+0x42e/0x700 [ 142.170059][ T9659] ? netlink_attachskb+0x730/0x730 [ 142.175297][ T9659] ? __build_skb_around+0x1f3/0x2b0 [ 142.180634][ T9659] netlink_sendmsg+0x70e/0xbe0 [ 142.187863][ T9659] ? netlink_unicast+0x700/0x700 [ 142.192983][ T9659] ? iovec_from_user+0x143/0x290 [ 142.198029][ T9659] ? netlink_unicast+0x700/0x700 [ 142.204454][ T9659] sock_sendmsg+0xab/0xe0 [ 142.208786][ T9659] ____sys_sendmsg+0x5bf/0x7a0 [ 142.213662][ T9659] ? kernel_sendmsg+0x30/0x30 [ 142.218338][ T9659] ? do_recvmmsg+0x550/0x550 [ 142.223195][ T9659] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 142.229264][ T9659] ? __might_fault+0xb5/0x160 [ 142.234020][ T9659] ___sys_sendmsg+0xd3/0x150 [ 142.238623][ T9659] ? sendmsg_copy_msghdr+0x110/0x110 [ 142.244797][ T9659] ? find_held_lock+0x2d/0x110 [ 142.249662][ T9659] ? check_preemption_disabled+0x36/0xd0 [ 142.256292][ T9659] ? lock_release+0x424/0x7e0 [ 142.260982][ T9659] ? __fget_files+0x193/0x2b0 [ 142.267170][ T9659] ? lock_downgrade+0x7b0/0x7b0 [ 142.272055][ T9659] ? find_held_lock+0x2d/0x110 [ 142.277849][ T9659] ? check_preemption_disabled+0x36/0xd0 [ 142.284143][ T9659] ? lock_is_held_type+0xfa/0x130 [ 142.290090][ T9659] ? __fget_files+0x1ab/0x2b0 [ 142.298918][ T9659] ? __fget_light+0xbe/0x220 [ 142.304348][ T9659] __sys_sendmsg+0xb2/0x140 [ 142.308960][ T9659] ? __sys_sendmsg_sock+0x10/0x10 [ 142.315124][ T9659] ? check_preemption_disabled+0x36/0xd0 [ 142.320773][ T9659] ? syscall_enter_from_user_mode+0x1d/0x60 [ 142.327697][ T9659] ? lockdep_hardirqs_on+0x54/0x100 [ 142.333497][ T9659] do_syscall_64+0x3a/0xb0 [ 142.337944][ T9659] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 142.345694][ T9659] RIP: 0033:0x464d29 [ 142.349703][ T9659] 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 [ 142.370695][ T9659] RSP: 002b:00007fc972cce188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 142.380058][ T9659] RAX: ffffffffffffffda RBX: 000000000055d040 RCX: 0000000000464d29 [ 142.389150][ T9659] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 142.399082][ T9659] RBP: 00007fc972cce1d0 R08: 0000000000000000 R09: 0000000000000000