[ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 syzkaller login: [ 35.420589][ T7104] IPVS: ftp: loaded support on port[0] = 21 [ 35.705531][ T56] tipc: TX() has been purged, node left! [ 36.009525][ T7084] can: request_module (can-proto-0) failed. [ 38.945049][ T7084] can: request_module (can-proto-0) failed. [ 38.955482][ T7084] can: request_module (can-proto-0) failed. Warning: Permanently added '10.128.1.29' (ECDSA) to the list of known hosts. 2020/04/16 21:31:42 parsed 1 programs 2020/04/16 21:31:43 executed programs: 0 [ 47.005833][ T7231] IPVS: ftp: loaded support on port[0] = 21 [ 47.020297][ T7233] IPVS: ftp: loaded support on port[0] = 21 [ 47.025556][ T7228] IPVS: ftp: loaded support on port[0] = 21 [ 47.058942][ T7234] IPVS: ftp: loaded support on port[0] = 21 [ 47.074808][ T7236] IPVS: ftp: loaded support on port[0] = 21 [ 47.122865][ T7257] IPVS: ftp: loaded support on port[0] = 21 [ 47.311208][ T7233] chnl_net:caif_netlink_parms(): no params data found [ 47.346438][ T7228] chnl_net:caif_netlink_parms(): no params data found [ 47.411920][ T7234] chnl_net:caif_netlink_parms(): no params data found [ 47.426745][ T7231] chnl_net:caif_netlink_parms(): no params data found [ 47.533233][ T7233] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.540954][ T7233] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.548515][ T7233] device bridge_slave_0 entered promiscuous mode [ 47.590126][ T7234] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.597231][ T7234] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.607393][ T7234] device bridge_slave_0 entered promiscuous mode [ 47.627962][ T7228] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.635486][ T7228] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.644690][ T7228] device bridge_slave_0 entered promiscuous mode [ 47.653173][ T7233] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.663127][ T7233] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.671310][ T7233] device bridge_slave_1 entered promiscuous mode [ 47.683017][ T7234] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.690537][ T7234] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.698093][ T7234] device bridge_slave_1 entered promiscuous mode [ 47.709014][ T7236] chnl_net:caif_netlink_parms(): no params data found [ 47.718218][ T7228] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.726196][ T7228] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.734283][ T7228] device bridge_slave_1 entered promiscuous mode [ 47.766159][ T7233] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 47.801273][ T7228] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 47.811109][ T7257] chnl_net:caif_netlink_parms(): no params data found [ 47.825821][ T7228] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 47.836822][ T7233] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 47.853223][ T7231] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.860676][ T7231] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.868241][ T7231] device bridge_slave_0 entered promiscuous mode [ 47.879209][ T7234] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 47.905044][ T7231] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.915346][ T7231] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.924265][ T7231] device bridge_slave_1 entered promiscuous mode [ 47.934837][ T7234] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 47.954394][ T7233] team0: Port device team_slave_0 added [ 47.987244][ T7236] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.995204][ T7236] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.004609][ T7236] device bridge_slave_0 entered promiscuous mode [ 48.016562][ T7236] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.024754][ T7236] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.033862][ T7236] device bridge_slave_1 entered promiscuous mode [ 48.042761][ T7233] team0: Port device team_slave_1 added [ 48.050674][ T7228] team0: Port device team_slave_0 added [ 48.071902][ T7231] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 48.105408][ T7228] team0: Port device team_slave_1 added [ 48.115846][ T7231] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 48.132538][ T7234] team0: Port device team_slave_0 added [ 48.140875][ T7236] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 48.150947][ T7233] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 48.157884][ T7233] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 48.185140][ T7233] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 48.213481][ T7234] team0: Port device team_slave_1 added [ 48.223313][ T7228] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 48.230469][ T7228] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 48.257972][ T7228] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 48.274097][ T7228] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 48.281465][ T7228] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 48.308084][ T7228] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 48.321083][ T7236] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 48.331032][ T7233] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 48.337980][ T7233] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 48.364424][ T7233] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 48.382732][ T7231] team0: Port device team_slave_0 added [ 48.393866][ T7257] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.401438][ T7257] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.409133][ T7257] device bridge_slave_0 entered promiscuous mode [ 48.418513][ T7257] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.426351][ T7257] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.435157][ T7257] device bridge_slave_1 entered promiscuous mode [ 48.466879][ T7231] team0: Port device team_slave_1 added [ 48.493539][ T7234] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 48.501287][ T7234] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 48.527393][ T7234] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 48.539993][ T7234] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 48.547019][ T7234] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 48.573566][ T7234] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 48.592505][ T7257] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 48.608664][ T7236] team0: Port device team_slave_0 added [ 48.672561][ T7233] device hsr_slave_0 entered promiscuous mode [ 48.719598][ T7233] device hsr_slave_1 entered promiscuous mode [ 48.760629][ T7257] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 48.811292][ T7228] device hsr_slave_0 entered promiscuous mode [ 48.849605][ T7228] device hsr_slave_1 entered promiscuous mode [ 48.899396][ T7228] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 48.907132][ T7228] Cannot create hsr debugfs directory [ 48.914922][ T7236] team0: Port device team_slave_1 added [ 48.928032][ T7231] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 48.935570][ T7231] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 48.961887][ T7231] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 49.031648][ T7234] device hsr_slave_0 entered promiscuous mode [ 49.059845][ T7234] device hsr_slave_1 entered promiscuous mode [ 49.099566][ T7234] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 49.107133][ T7234] Cannot create hsr debugfs directory [ 49.113338][ T7231] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 49.120637][ T7231] 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. [ 49.146574][ T7231] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 49.166503][ T7236] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 49.173915][ T7236] 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. [ 49.200630][ T7236] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 49.213518][ T7257] team0: Port device team_slave_0 added [ 49.228897][ T7236] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 49.237199][ T7236] 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. [ 49.263380][ T7236] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 49.297226][ T7257] team0: Port device team_slave_1 added [ 49.371262][ T7236] device hsr_slave_0 entered promiscuous mode [ 49.420399][ T7236] device hsr_slave_1 entered promiscuous mode [ 49.460269][ T7236] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 49.467872][ T7236] Cannot create hsr debugfs directory [ 49.528757][ T7257] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 49.537071][ T7257] 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. [ 49.563870][ T7257] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 49.653255][ T7231] device hsr_slave_0 entered promiscuous mode [ 49.709461][ T7231] device hsr_slave_1 entered promiscuous mode [ 49.759074][ T7231] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 49.766674][ T7231] Cannot create hsr debugfs directory [ 49.773407][ T7257] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 49.780775][ T7257] 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. [ 49.807195][ T7257] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 49.892079][ T7257] device hsr_slave_0 entered promiscuous mode [ 49.929589][ T7257] device hsr_slave_1 entered promiscuous mode [ 49.969023][ T7257] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 49.976599][ T7257] Cannot create hsr debugfs directory [ 50.143579][ T7233] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 50.180995][ T7233] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 50.233068][ T7233] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 50.293108][ T7233] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 50.407210][ T7228] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 50.464656][ T7228] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 50.526637][ T7228] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 50.572032][ T7228] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 50.650954][ T7236] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 50.690810][ T7236] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 50.756143][ T7236] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 50.810290][ T7236] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 50.885409][ T7233] 8021q: adding VLAN 0 to HW filter on device bond0 [ 50.894123][ T7234] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 50.930424][ T7234] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 50.971759][ T7234] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 51.069834][ T7233] 8021q: adding VLAN 0 to HW filter on device team0 [ 51.077411][ T7234] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 51.150231][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 51.158414][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 51.195375][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 51.204063][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 51.216131][ T2717] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.223307][ T2717] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.236003][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 51.245663][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 51.257533][ T2717] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.264698][ T2717] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.275923][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 51.284976][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 51.326165][ T7228] 8021q: adding VLAN 0 to HW filter on device bond0 [ 51.334164][ T7231] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 51.360667][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.369861][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 51.379646][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 51.387806][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 51.397499][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 51.406005][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 51.414438][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 51.422918][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 51.446780][ T7231] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 51.494586][ T7233] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 51.506073][ T7233] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 51.514322][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 51.525447][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 51.540072][ T7228] 8021q: adding VLAN 0 to HW filter on device team0 [ 51.559172][ T7231] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 51.600333][ T7231] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 51.651125][ T2849] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 51.659240][ T2849] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 51.686705][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 51.695844][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 51.708966][ T2874] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.716010][ T2874] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.728192][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.753039][ T7236] 8021q: adding VLAN 0 to HW filter on device bond0 [ 51.766341][ T7257] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 51.807089][ T7234] 8021q: adding VLAN 0 to HW filter on device bond0 [ 51.814720][ T7257] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 51.860534][ T2879] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 51.867981][ T2879] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 51.879701][ T2879] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 51.888101][ T2879] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 51.899378][ T2879] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.906403][ T2879] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.918483][ T7233] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 51.952077][ T7257] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 51.980538][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 51.989516][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 51.998075][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 52.007062][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 52.015660][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 52.024764][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 52.033433][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 52.042166][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 52.052444][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 52.065735][ T7236] 8021q: adding VLAN 0 to HW filter on device team0 [ 52.082193][ T7228] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 52.094900][ T7228] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 52.104105][ T7257] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 52.159920][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 52.167568][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 52.176025][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 52.184614][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 52.222055][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 52.234010][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 52.242921][ T2717] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.250030][ T2717] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.258904][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 52.267368][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 52.276489][ T2717] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.283597][ T2717] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.291730][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 52.299432][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 52.307285][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.333616][ T7234] 8021q: adding VLAN 0 to HW filter on device team0 [ 52.345364][ T7228] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 52.360930][ T2849] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 52.373072][ T2849] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 52.382148][ T2849] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 52.390569][ T2849] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 52.415426][ T7236] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 52.426093][ T7236] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 52.453983][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 52.462824][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 52.472260][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 52.481659][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 52.490720][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 52.499671][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 52.508087][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 52.517064][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 52.526447][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 52.534691][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 52.562575][ T2849] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 52.571621][ T2849] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 52.580473][ T2849] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.587498][ T2849] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.596458][ T2849] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 52.605994][ T2849] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 52.615199][ T2849] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.622327][ T2849] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.657732][ T7231] 8021q: adding VLAN 0 to HW filter on device bond0 [ 52.677988][ T2849] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.690402][ T2849] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 52.704300][ T2849] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 52.715020][ T2849] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 52.726462][ T2849] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 52.735753][ T2849] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 52.752177][ T2849] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 52.761516][ T2849] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 52.771740][ T2849] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 52.780934][ T2849] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 52.790075][ T2849] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 52.800228][ T2849] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 52.812485][ T7233] device veth0_vlan entered promiscuous mode [ 52.824407][ T2879] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 52.834831][ T2879] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 52.844238][ T2879] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 52.853003][ T2879] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 52.865449][ T7233] device veth1_vlan entered promiscuous mode [ 52.889609][ T7228] device veth0_vlan entered promiscuous mode [ 52.907162][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 52.915904][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 52.924535][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 52.936603][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 52.945482][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 52.954298][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 52.963099][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 52.971788][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 52.986220][ T7234] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 53.002942][ T7234] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 53.012697][ T7236] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 53.025886][ T7228] device veth1_vlan entered promiscuous mode [ 53.041027][ T7257] 8021q: adding VLAN 0 to HW filter on device bond0 [ 53.047853][ T2849] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 53.055712][ T2849] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 53.065167][ T2849] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 53.073557][ T2849] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 53.082369][ T2849] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 53.091031][ T2849] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 53.099019][ T2849] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 53.110842][ T7231] 8021q: adding VLAN 0 to HW filter on device team0 [ 53.135832][ T2849] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 53.144983][ T2849] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 53.153357][ T2849] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 53.173949][ T7257] 8021q: adding VLAN 0 to HW filter on device team0 [ 53.192183][ T7233] device veth0_macvtap entered promiscuous mode [ 53.207774][ T7234] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 53.222212][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 53.233898][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 53.242709][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 53.252424][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 53.261456][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 53.270550][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 53.279356][ T3066] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.286400][ T3066] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.294424][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 53.303488][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 53.312766][ T3066] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.320005][ T3066] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.327501][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 53.336069][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 53.345636][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 53.353887][ T3066] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 53.369404][ T7233] device veth1_macvtap entered promiscuous mode [ 53.391673][ T7228] device veth0_macvtap entered promiscuous mode [ 53.407014][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 53.416941][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 53.425938][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 53.435612][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 53.444549][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 53.454956][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 53.476052][ T7233] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 53.488673][ T7228] device veth1_macvtap entered promiscuous mode [ 53.523028][ T2879] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 53.534021][ T2879] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 53.542938][ T2879] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 53.555104][ T2879] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.562236][ T2879] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.570899][ T2879] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 53.579578][ T2879] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 53.587937][ T2879] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 53.597034][ T2879] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 53.605779][ T2879] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.612896][ T2879] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.620879][ T2879] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 53.630099][ T2879] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 53.638931][ T2879] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 53.647275][ T2879] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 53.655747][ T2879] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 53.664674][ T2879] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 53.673941][ T2879] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 53.682586][ T2879] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 53.691543][ T2879] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 53.700325][ T2879] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 53.710043][ T2879] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 53.717784][ T2879] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 53.726050][ T2879] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 53.737402][ T7233] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 53.752176][ T7228] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 53.764487][ T7228] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 53.775803][ T7228] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 53.792839][ T7236] device veth0_vlan entered promiscuous mode [ 53.812191][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 53.820684][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 53.835537][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 53.844342][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 53.856417][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 53.865286][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 53.877777][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 53.886645][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 53.899206][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 53.907665][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 53.918965][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 53.926928][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 53.939822][ T7231] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 53.949211][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 53.956945][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 54.008041][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 54.016277][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 54.038501][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 54.047021][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 54.058954][ T7228] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 54.075913][ T7228] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 54.091841][ T8443] FAULT_INJECTION: forcing a failure. [ 54.091841][ T8443] name failslab, interval 1, probability 0, space 0, times 1 [ 54.094252][ T7228] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 54.104736][ T8443] CPU: 0 PID: 8443 Comm: syz-executor.4 Not tainted 5.6.0-syzkaller #0 [ 54.119925][ T8443] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.121544][ T7236] device veth1_vlan entered promiscuous mode [ 54.129966][ T8443] Call Trace: [ 54.129979][ T8443] dump_stack+0x12d/0x187 [ 54.129992][ T8443] should_fail.cold.4+0x5/0x13 [ 54.130000][ T8443] ? fault_create_debugfs_attr+0x150/0x150 [ 54.130010][ T8443] ? ___might_sleep+0x16b/0x2b0 [ 54.130036][ T8443] __should_failslab+0xba/0xf0 [ 54.130044][ T8443] should_failslab+0x9/0x14 [ 54.130052][ T8443] kmem_cache_alloc_node+0x266/0x760 [ 54.130066][ T8443] __alloc_skb+0xa7/0x570 [ 54.130074][ T8443] ? netdev_alloc_frag+0x160/0x160 [ 54.130080][ T8443] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 54.130088][ T8443] ? aa_sk_perm+0x1d1/0x890 [ 54.166859][ T7236] device veth0_macvtap entered promiscuous mode [ 54.168353][ T8443] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 54.168365][ T8443] netlink_sendmsg+0x896/0xd50 [ 54.168375][ T8443] ? netlink_unicast+0x6c0/0x6c0 [ 54.168387][ T8443] ? apparmor_socket_sendmsg+0x1b/0x20 [ 54.168394][ T8443] ? netlink_unicast+0x6c0/0x6c0 [ 54.168402][ T8443] sock_sendmsg+0xb5/0xf0 [ 54.183312][ T7236] device veth1_macvtap entered promiscuous mode [ 54.188792][ T8443] ____sys_sendmsg+0x3b6/0x950 [ 54.188801][ T8443] ? copy_msghdr_from_user+0xa4/0xf0 [ 54.188808][ T8443] ? kernel_sendmsg+0x30/0x30 [ 54.188815][ T8443] ? __kasan_check_read+0x11/0x20 [ 54.188822][ T8443] ? hlock_class+0x52/0x120 [ 54.188827][ T8443] ? __lock_acquire+0x1857/0x3ae0 [ 54.188835][ T8443] ___sys_sendmsg+0xe4/0x160 [ 54.188842][ T8443] ? sendmsg_copy_msghdr+0x30/0x30 [ 54.188851][ T8443] ? mark_held_locks+0x130/0x130 [ 54.210751][ T7236] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 54.215498][ T8443] ? find_held_lock+0x36/0x1d0 [ 54.236743][ T7236] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 54.241115][ T8443] ? __might_fault+0xf1/0x1b0 [ 54.241123][ T8443] ? lock_downgrade+0x960/0x960 [ 54.241128][ T8443] ? lock_release+0x960/0x960 [ 54.241136][ T8443] ? ___might_sleep+0x16b/0x2b0 [ 54.241153][ T8443] __sys_sendmmsg+0x160/0x370 [ 54.241163][ T8443] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 54.241174][ T8443] ? __kasan_check_write+0x14/0x20 [ 54.241182][ T8443] ? __mutex_unlock_slowpath+0xe0/0x690 [ 54.241188][ T8443] ? rcu_read_lock_any_held+0xcd/0xf0 [ 54.241203][ T8443] ? __kasan_check_write+0x14/0x20 [ 54.241210][ T8443] ? fput_many+0x1b/0x130 [ 54.241217][ T8443] ? fput+0xe/0x10 [ 54.241222][ T8443] ? ksys_write+0x187/0x220 [ 54.241233][ T8443] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 54.241240][ T8443] ? do_syscall_64+0x21/0x630 [ 54.241247][ T8443] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 54.241256][ T8443] __x64_sys_sendmmsg+0x98/0x100 [ 54.241263][ T8443] do_syscall_64+0xca/0x630 [ 54.241275][ T8443] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 54.261303][ T7236] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 54.265783][ T8443] RIP: 0033:0x45b349 [ 54.277024][ T7236] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 54.280524][ T8443] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 54.280528][ T8443] RSP: 002b:00007f438f747c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 54.280534][ T8443] RAX: ffffffffffffffda RBX: 00007f438f7486d4 RCX: 000000000045b349 [ 54.280537][ T8443] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 54.280540][ T8443] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 54.280543][ T8443] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 54.280546][ T8443] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 54.496482][ T7236] batman_adv: batadv0: Interface activated: batadv_slave_0 2020/04/16 21:31:50 executed programs: 6 [ 54.513232][ T7234] device veth0_vlan entered promiscuous mode [ 54.522762][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 54.548494][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 54.556462][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 54.577285][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 54.587234][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 54.596691][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 54.602469][ T8448] FAULT_INJECTION: forcing a failure. [ 54.602469][ T8448] name failslab, interval 1, probability 0, space 0, times 0 [ 54.606376][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 54.617264][ T8448] CPU: 1 PID: 8448 Comm: syz-executor.4 Not tainted 5.6.0-syzkaller #0 [ 54.630387][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 54.633392][ T8448] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.643092][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 54.651465][ T8448] Call Trace: [ 54.651481][ T8448] dump_stack+0x12d/0x187 [ 54.651496][ T8448] should_fail.cold.4+0x5/0x13 [ 54.651506][ T8448] ? fault_create_debugfs_attr+0x150/0x150 [ 54.651514][ T8448] ? find_held_lock+0x36/0x1d0 [ 54.651527][ T8448] __should_failslab+0xba/0xf0 [ 54.651538][ T8448] should_failslab+0x9/0x14 [ 54.662444][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 54.662681][ T8448] kmem_cache_alloc+0x47/0x760 [ 54.667550][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 54.671746][ T8448] ? rcu_read_lock_held+0x9c/0xb0 [ 54.671757][ T8448] skb_clone+0x10e/0x310 [ 54.671767][ T8448] netlink_deliver_tap+0x7a6/0xac0 [ 54.671779][ T8448] netlink_unicast+0x443/0x6c0 [ 54.671789][ T8448] ? netlink_attachskb+0x740/0x740 [ 54.671797][ T8448] ? _copy_from_iter_full+0x18a/0x780 [ 54.671805][ T8448] ? aa_sk_perm+0x1d1/0x890 [ 54.671811][ T8448] ? ___might_sleep+0x16b/0x2b0 [ 54.671819][ T8448] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 54.671828][ T8448] netlink_sendmsg+0x7ab/0xd50 [ 54.682807][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 54.687107][ T8448] ? netlink_unicast+0x6c0/0x6c0 [ 54.693854][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 54.699466][ T8448] ? apparmor_socket_sendmsg+0x1b/0x20 [ 54.699477][ T8448] ? netlink_unicast+0x6c0/0x6c0 [ 54.699485][ T8448] sock_sendmsg+0xb5/0xf0 [ 54.699494][ T8448] ____sys_sendmsg+0x3b6/0x950 [ 54.699501][ T8448] ? copy_msghdr_from_user+0xa4/0xf0 [ 54.699508][ T8448] ? kernel_sendmsg+0x30/0x30 [ 54.699516][ T8448] ? __kasan_check_read+0x11/0x20 [ 54.699522][ T8448] ? hlock_class+0x52/0x120 [ 54.699529][ T8448] ? __lock_acquire+0x1857/0x3ae0 [ 54.708461][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 54.711642][ T8448] ___sys_sendmsg+0xe4/0x160 [ 54.716841][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 54.720874][ T8448] ? sendmsg_copy_msghdr+0x30/0x30 [ 54.720885][ T8448] ? mark_held_locks+0x130/0x130 [ 54.720893][ T8448] ? find_held_lock+0x36/0x1d0 [ 54.720906][ T8448] ? __might_fault+0xf1/0x1b0 [ 54.720912][ T8448] ? lock_downgrade+0x960/0x960 [ 54.720918][ T8448] ? lock_release+0x960/0x960 [ 54.720927][ T8448] ? ___might_sleep+0x16b/0x2b0 [ 54.720943][ T8448] __sys_sendmmsg+0x160/0x370 [ 54.720954][ T8448] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 54.732675][ T7257] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 54.735877][ T8448] ? __kasan_check_write+0x14/0x20 [ 54.761268][ T7257] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 54.761522][ T8448] ? __mutex_unlock_slowpath+0xe0/0x690 [ 54.796228][ T7257] device veth0_vlan entered promiscuous mode [ 54.797112][ T8448] ? rcu_read_lock_any_held+0xcd/0xf0 [ 54.797132][ T8448] ? __kasan_check_write+0x14/0x20 [ 54.807670][ T7257] device veth1_vlan entered promiscuous mode [ 54.811863][ T8448] ? fput_many+0x1b/0x130 [ 54.811870][ T8448] ? fput+0xe/0x10 [ 54.811876][ T8448] ? ksys_write+0x187/0x220 [ 54.811888][ T8448] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 54.811894][ T8448] ? do_syscall_64+0x21/0x630 [ 54.811905][ T8448] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 54.811916][ T8448] __x64_sys_sendmmsg+0x98/0x100 [ 54.811924][ T8448] do_syscall_64+0xca/0x630 [ 54.811933][ T8448] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 54.811939][ T8448] RIP: 0033:0x45b349 [ 54.811946][ T8448] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 54.840861][ T7257] device veth0_macvtap entered promiscuous mode [ 54.845660][ T8448] RSP: 002b:00007f438f747c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 54.845670][ T8448] RAX: ffffffffffffffda RBX: 00007f438f7486d4 RCX: 000000000045b349 [ 54.845675][ T8448] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 54.854409][ T7257] device veth1_macvtap entered promiscuous mode [ 54.855759][ T8448] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 54.855763][ T8448] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 54.855766][ T8448] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 55.090078][ T7236] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 55.101237][ T7236] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 55.113406][ T7236] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 55.124574][ T7236] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 55.136360][ T7236] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 55.146882][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 55.158938][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 55.166329][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 55.174039][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 55.183108][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 55.191886][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 55.200669][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 55.209793][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 55.219380][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 55.227181][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 55.236299][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 55.245026][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 55.253432][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 55.262691][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 55.291731][ T7231] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 55.344144][ T7234] device veth1_vlan entered promiscuous mode [ 55.370354][ T8453] FAULT_INJECTION: forcing a failure. [ 55.370354][ T8453] name failslab, interval 1, probability 0, space 0, times 0 [ 55.398042][ T8453] CPU: 0 PID: 8453 Comm: syz-executor.4 Not tainted 5.6.0-syzkaller #0 [ 55.406313][ T8453] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.416363][ T8453] Call Trace: [ 55.419653][ T8453] dump_stack+0x12d/0x187 [ 55.423988][ T8453] should_fail.cold.4+0x5/0x13 [ 55.424336][ T8458] FAULT_INJECTION: forcing a failure. [ 55.424336][ T8458] name failslab, interval 1, probability 0, space 0, times 0 [ 55.428740][ T8453] ? fault_create_debugfs_attr+0x150/0x150 [ 55.428749][ T8453] ? find_held_lock+0x36/0x1d0 [ 55.428765][ T8453] __should_failslab+0xba/0xf0 [ 55.428773][ T8453] should_failslab+0x9/0x14 [ 55.428781][ T8453] kmem_cache_alloc+0x47/0x760 [ 55.428791][ T8453] ? rcu_read_lock_held+0x9c/0xb0 [ 55.428801][ T8453] skb_clone+0x10e/0x310 [ 55.428809][ T8453] netlink_deliver_tap+0x7a6/0xac0 [ 55.428822][ T8453] netlink_unicast+0x443/0x6c0 [ 55.428833][ T8453] ? netlink_attachskb+0x740/0x740 [ 55.428839][ T8453] ? _copy_from_iter_full+0x18a/0x780 [ 55.428847][ T8453] ? aa_sk_perm+0x1d1/0x890 [ 55.428854][ T8453] ? ___might_sleep+0x16b/0x2b0 [ 55.428862][ T8453] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 55.428871][ T8453] netlink_sendmsg+0x7ab/0xd50 [ 55.428881][ T8453] ? netlink_unicast+0x6c0/0x6c0 [ 55.428894][ T8453] ? apparmor_socket_sendmsg+0x1b/0x20 [ 55.428903][ T8453] ? netlink_unicast+0x6c0/0x6c0 [ 55.428910][ T8453] sock_sendmsg+0xb5/0xf0 [ 55.428918][ T8453] ____sys_sendmsg+0x3b6/0x950 [ 55.428925][ T8453] ? copy_msghdr_from_user+0xa4/0xf0 [ 55.428932][ T8453] ? kernel_sendmsg+0x30/0x30 [ 55.428939][ T8453] ? __kasan_check_read+0x11/0x20 [ 55.428945][ T8453] ? hlock_class+0x52/0x120 [ 55.428950][ T8453] ? __lock_acquire+0x1857/0x3ae0 [ 55.428958][ T8453] ___sys_sendmsg+0xe4/0x160 [ 55.428964][ T8453] ? sendmsg_copy_msghdr+0x30/0x30 [ 55.428972][ T8453] ? mark_held_locks+0x130/0x130 [ 55.428981][ T8453] ? find_held_lock+0x36/0x1d0 [ 55.428993][ T8453] ? __might_fault+0xf1/0x1b0 [ 55.428999][ T8453] ? lock_downgrade+0x960/0x960 [ 55.429005][ T8453] ? lock_release+0x960/0x960 [ 55.429013][ T8453] ? ___might_sleep+0x16b/0x2b0 [ 55.602790][ T8453] __sys_sendmmsg+0x160/0x370 [ 55.607468][ T8453] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 55.612489][ T8453] ? __kasan_check_write+0x14/0x20 [ 55.617588][ T8453] ? __mutex_unlock_slowpath+0xe0/0x690 [ 55.623118][ T8453] ? rcu_read_lock_any_held+0xcd/0xf0 [ 55.628480][ T8453] ? __kasan_check_write+0x14/0x20 [ 55.633576][ T8453] ? fput_many+0x1b/0x130 [ 55.637889][ T8453] ? fput+0xe/0x10 [ 55.641588][ T8453] ? ksys_write+0x187/0x220 [ 55.646067][ T8453] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 55.651506][ T8453] ? do_syscall_64+0x21/0x630 [ 55.656164][ T8453] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 55.662215][ T8453] __x64_sys_sendmmsg+0x98/0x100 [ 55.667139][ T8453] do_syscall_64+0xca/0x630 [ 55.671629][ T8453] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 55.677501][ T8453] RIP: 0033:0x45b349 [ 55.681371][ T8453] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 55.700956][ T8453] RSP: 002b:00007f438f747c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 55.709349][ T8453] RAX: ffffffffffffffda RBX: 00007f438f7486d4 RCX: 000000000045b349 [ 55.717308][ T8453] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 55.725259][ T8453] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 55.733218][ T8453] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 55.741184][ T8453] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 55.760815][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 55.763889][ T8458] CPU: 1 PID: 8458 Comm: syz-executor.3 Not tainted 5.6.0-syzkaller #0 [ 55.768663][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 55.776247][ T8458] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.776252][ T8458] Call Trace: [ 55.776266][ T8458] dump_stack+0x12d/0x187 [ 55.776282][ T8458] should_fail.cold.4+0x5/0x13 [ 55.776292][ T8458] ? fault_create_debugfs_attr+0x150/0x150 [ 55.784018][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 55.793501][ T8458] ? find_held_lock+0x36/0x1d0 [ 55.793516][ T8458] __should_failslab+0xba/0xf0 [ 55.793524][ T8458] should_failslab+0x9/0x14 [ 55.793533][ T8458] kmem_cache_alloc+0x47/0x760 [ 55.793542][ T8458] ? rcu_read_lock_held+0x9c/0xb0 [ 55.793553][ T8458] skb_clone+0x10e/0x310 [ 55.793562][ T8458] netlink_deliver_tap+0x7a6/0xac0 [ 55.793574][ T8458] netlink_unicast+0x443/0x6c0 [ 55.799026][ T7257] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 55.801156][ T8458] ? netlink_attachskb+0x740/0x740 [ 55.805886][ T7257] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 55.811674][ T8458] ? _copy_from_iter_full+0x18a/0x780 [ 55.811682][ T8458] ? aa_sk_perm+0x1d1/0x890 [ 55.811690][ T8458] ? ___might_sleep+0x16b/0x2b0 [ 55.811697][ T8458] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 55.811708][ T8458] netlink_sendmsg+0x7ab/0xd50 [ 55.811718][ T8458] ? netlink_unicast+0x6c0/0x6c0 [ 55.811732][ T8458] ? apparmor_socket_sendmsg+0x1b/0x20 [ 55.819559][ T7257] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 55.823928][ T8458] ? netlink_unicast+0x6c0/0x6c0 [ 55.823937][ T8458] sock_sendmsg+0xb5/0xf0 [ 55.823946][ T8458] ____sys_sendmsg+0x3b6/0x950 [ 55.823955][ T8458] ? copy_msghdr_from_user+0xa4/0xf0 [ 55.823962][ T8458] ? kernel_sendmsg+0x30/0x30 [ 55.823971][ T8458] ? __kasan_check_read+0x11/0x20 [ 55.828808][ T7257] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 55.833195][ T8458] ? hlock_class+0x52/0x120 [ 55.833203][ T8458] ? __lock_acquire+0x1857/0x3ae0 [ 55.833213][ T8458] ___sys_sendmsg+0xe4/0x160 [ 55.833222][ T8458] ? sendmsg_copy_msghdr+0x30/0x30 [ 55.833230][ T8458] ? mark_held_locks+0x130/0x130 [ 55.833247][ T8458] ? find_held_lock+0x36/0x1d0 [ 55.838087][ T7257] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 55.843113][ T8458] ? __might_fault+0xf1/0x1b0 [ 55.843122][ T8458] ? lock_downgrade+0x960/0x960 [ 55.843127][ T8458] ? lock_release+0x960/0x960 [ 55.843136][ T8458] ? ___might_sleep+0x16b/0x2b0 [ 55.843154][ T8458] __sys_sendmmsg+0x160/0x370 [ 55.843165][ T8458] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 55.847456][ T7257] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 55.852490][ T8458] ? __kasan_check_write+0x14/0x20 [ 55.852497][ T8458] ? __mutex_unlock_slowpath+0xe0/0x690 [ 55.852504][ T8458] ? rcu_read_lock_any_held+0xcd/0xf0 [ 55.852519][ T8458] ? __kasan_check_write+0x14/0x20 [ 55.852526][ T8458] ? fput_many+0x1b/0x130 [ 55.852533][ T8458] ? fput+0xe/0x10 [ 55.852539][ T8458] ? ksys_write+0x187/0x220 [ 55.852550][ T8458] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 55.852556][ T8458] ? do_syscall_64+0x21/0x630 [ 55.852565][ T8458] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 55.858997][ T7257] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 55.867720][ T8458] __x64_sys_sendmmsg+0x98/0x100 [ 55.867732][ T8458] do_syscall_64+0xca/0x630 [ 55.867745][ T8458] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 55.867752][ T8458] RIP: 0033:0x45b349 [ 55.867759][ T8458] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 55.867763][ T8458] RSP: 002b:00007f3c020b4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 55.867769][ T8458] RAX: ffffffffffffffda RBX: 00007f3c020b56d4 RCX: 000000000045b349 [ 55.867772][ T8458] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 55.867776][ T8458] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 55.867783][ T8458] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 55.894902][ T7231] device veth0_vlan entered promiscuous mode [ 55.897522][ T8458] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 56.220922][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 56.247329][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 56.268644][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 56.277298][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 56.284058][ T8465] FAULT_INJECTION: forcing a failure. [ 56.284058][ T8465] name failslab, interval 1, probability 0, space 0, times 0 [ 56.304794][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 56.305157][ T8465] CPU: 1 PID: 8465 Comm: syz-executor.0 Not tainted 5.6.0-syzkaller #0 [ 56.314601][ T8466] FAULT_INJECTION: forcing a failure. [ 56.314601][ T8466] name failslab, interval 1, probability 0, space 0, times 0 [ 56.320667][ T8465] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.320671][ T8465] Call Trace: [ 56.320686][ T8465] dump_stack+0x12d/0x187 [ 56.320698][ T8465] should_fail.cold.4+0x5/0x13 [ 56.320712][ T8465] ? fault_create_debugfs_attr+0x150/0x150 [ 56.339077][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 56.343417][ T8465] ? ___might_sleep+0x16b/0x2b0 [ 56.349036][ T7257] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 56.351004][ T8465] __should_failslab+0xba/0xf0 [ 56.355736][ T7257] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 56.361517][ T8465] should_failslab+0x9/0x14 [ 56.361525][ T8465] kmem_cache_alloc_node+0x266/0x760 [ 56.361539][ T8465] __alloc_skb+0xa7/0x570 [ 56.361546][ T8465] ? netdev_alloc_frag+0x160/0x160 [ 56.361553][ T8465] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 56.361559][ T8465] ? aa_sk_perm+0x1d1/0x890 [ 56.361568][ T8465] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 56.361577][ T8465] netlink_sendmsg+0x896/0xd50 [ 56.361588][ T8465] ? netlink_unicast+0x6c0/0x6c0 [ 56.387070][ T7257] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 56.389197][ T8465] ? apparmor_socket_sendmsg+0x1b/0x20 [ 56.389209][ T8465] ? netlink_unicast+0x6c0/0x6c0 [ 56.389217][ T8465] sock_sendmsg+0xb5/0xf0 [ 56.389225][ T8465] ____sys_sendmsg+0x3b6/0x950 [ 56.389232][ T8465] ? copy_msghdr_from_user+0xa4/0xf0 [ 56.389239][ T8465] ? kernel_sendmsg+0x30/0x30 [ 56.389247][ T8465] ? __kasan_check_read+0x11/0x20 [ 56.389255][ T8465] ? hlock_class+0x52/0x120 [ 56.413797][ T7257] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 56.418210][ T8465] ? __lock_acquire+0x1857/0x3ae0 [ 56.418221][ T8465] ___sys_sendmsg+0xe4/0x160 [ 56.418229][ T8465] ? sendmsg_copy_msghdr+0x30/0x30 [ 56.418237][ T8465] ? mark_held_locks+0x130/0x130 [ 56.418245][ T8465] ? find_held_lock+0x36/0x1d0 [ 56.418257][ T8465] ? __might_fault+0xf1/0x1b0 [ 56.418263][ T8465] ? lock_downgrade+0x960/0x960 [ 56.418268][ T8465] ? lock_release+0x960/0x960 [ 56.418277][ T8465] ? ___might_sleep+0x16b/0x2b0 [ 56.418292][ T8465] __sys_sendmmsg+0x160/0x370 [ 56.418301][ T8465] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 56.418312][ T8465] ? __kasan_check_write+0x14/0x20 [ 56.437502][ T7257] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 56.439386][ T8465] ? __mutex_unlock_slowpath+0xe0/0x690 [ 56.439395][ T8465] ? rcu_read_lock_any_held+0xcd/0xf0 [ 56.439411][ T8465] ? __kasan_check_write+0x14/0x20 [ 56.444357][ T7257] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 56.454727][ T8465] ? fput_many+0x1b/0x130 [ 56.454734][ T8465] ? fput+0xe/0x10 [ 56.454740][ T8465] ? ksys_write+0x187/0x220 [ 56.454750][ T8465] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 56.454756][ T8465] ? do_syscall_64+0x21/0x630 [ 56.454764][ T8465] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 56.454774][ T8465] __x64_sys_sendmmsg+0x98/0x100 [ 56.454783][ T8465] do_syscall_64+0xca/0x630 [ 56.454791][ T8465] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 56.454798][ T8465] RIP: 0033:0x45b349 [ 56.454805][ T8465] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 56.454808][ T8465] RSP: 002b:00007f6cdf1a2c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 56.454814][ T8465] RAX: ffffffffffffffda RBX: 00007f6cdf1a36d4 RCX: 000000000045b349 [ 56.454820][ T8465] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 56.482584][ T7257] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 56.484297][ T8465] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 56.484301][ T8465] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 56.484305][ T8465] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 56.584289][ T8466] CPU: 1 PID: 8466 Comm: syz-executor.4 Not tainted 5.6.0-syzkaller #0 [ 56.608219][ T7231] device veth1_vlan entered promiscuous mode [ 56.612080][ T8466] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.612085][ T8466] Call Trace: [ 56.612103][ T8466] dump_stack+0x12d/0x187 [ 56.612116][ T8466] should_fail.cold.4+0x5/0x13 [ 56.612125][ T8466] ? fault_create_debugfs_attr+0x150/0x150 [ 56.639852][ T7231] device veth0_macvtap entered promiscuous mode [ 56.643631][ T8466] ? ___might_sleep+0x16b/0x2b0 [ 56.643643][ T8466] __should_failslab+0xba/0xf0 [ 56.643651][ T8466] should_failslab+0x9/0x14 [ 56.643661][ T8466] kmem_cache_alloc_node+0x266/0x760 [ 56.651181][ T7231] device veth1_macvtap entered promiscuous mode [ 56.667487][ T8466] __alloc_skb+0xa7/0x570 [ 56.667497][ T8466] ? netdev_alloc_frag+0x160/0x160 [ 56.667504][ T8466] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 56.667511][ T8466] ? aa_sk_perm+0x1d1/0x890 [ 56.667519][ T8466] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 56.667529][ T8466] netlink_sendmsg+0x896/0xd50 [ 56.667540][ T8466] ? netlink_unicast+0x6c0/0x6c0 [ 56.667552][ T8466] ? apparmor_socket_sendmsg+0x1b/0x20 [ 56.667558][ T8466] ? netlink_unicast+0x6c0/0x6c0 [ 56.667565][ T8466] sock_sendmsg+0xb5/0xf0 [ 56.667572][ T8466] ____sys_sendmsg+0x3b6/0x950 [ 56.667578][ T8466] ? copy_msghdr_from_user+0xa4/0xf0 [ 56.667584][ T8466] ? kernel_sendmsg+0x30/0x30 [ 56.667593][ T8466] ? __kasan_check_read+0x11/0x20 [ 56.691833][ T7231] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 56.692063][ T8466] ? hlock_class+0x52/0x120 [ 56.692070][ T8466] ? __lock_acquire+0x1857/0x3ae0 [ 56.699330][ T7231] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 56.707200][ T8466] ___sys_sendmsg+0xe4/0x160 [ 56.707208][ T8466] ? sendmsg_copy_msghdr+0x30/0x30 [ 56.707216][ T8466] ? mark_held_locks+0x130/0x130 [ 56.707225][ T8466] ? find_held_lock+0x36/0x1d0 [ 56.717581][ T7231] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 56.723143][ T8466] ? __might_fault+0xf1/0x1b0 [ 56.723151][ T8466] ? lock_downgrade+0x960/0x960 [ 56.723157][ T8466] ? lock_release+0x960/0x960 [ 56.723166][ T8466] ? ___might_sleep+0x16b/0x2b0 [ 56.723182][ T8466] __sys_sendmmsg+0x160/0x370 [ 56.733516][ T7231] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 56.737384][ T8466] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 56.737398][ T8466] ? __kasan_check_write+0x14/0x20 [ 56.737406][ T8466] ? __mutex_unlock_slowpath+0xe0/0x690 [ 56.737413][ T8466] ? rcu_read_lock_any_held+0xcd/0xf0 [ 56.737428][ T8466] ? __kasan_check_write+0x14/0x20 [ 56.737435][ T8466] ? fput_many+0x1b/0x130 [ 56.737442][ T8466] ? fput+0xe/0x10 [ 56.737447][ T8466] ? ksys_write+0x187/0x220 [ 56.737458][ T8466] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 56.750742][ T7231] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 56.750784][ T8466] ? do_syscall_64+0x21/0x630 [ 56.755150][ T7231] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 56.759844][ T8466] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 56.759855][ T8466] __x64_sys_sendmmsg+0x98/0x100 [ 56.759865][ T8466] do_syscall_64+0xca/0x630 [ 56.759873][ T8466] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 56.759880][ T8466] RIP: 0033:0x45b349 [ 56.759885][ T8466] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 56.759889][ T8466] RSP: 002b:00007f438f747c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 56.759896][ T8466] RAX: ffffffffffffffda RBX: 00007f438f7486d4 RCX: 000000000045b349 [ 56.759899][ T8466] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 56.759903][ T8466] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 56.759906][ T8466] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 56.759909][ T8466] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 56.989587][ T8474] FAULT_INJECTION: forcing a failure. [ 56.989587][ T8474] name failslab, interval 1, probability 0, space 0, times 0 [ 57.012469][ T7231] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 57.082424][ T8474] CPU: 1 PID: 8474 Comm: syz-executor.3 Not tainted 5.6.0-syzkaller #0 [ 57.086762][ T7231] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 57.093499][ T8474] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.093503][ T8474] Call Trace: [ 57.093516][ T8474] dump_stack+0x12d/0x187 [ 57.093529][ T8474] should_fail.cold.4+0x5/0x13 [ 57.093537][ T8474] ? fault_create_debugfs_attr+0x150/0x150 [ 57.093548][ T8474] ? ___might_sleep+0x16b/0x2b0 [ 57.093560][ T8474] __should_failslab+0xba/0xf0 [ 57.093567][ T8474] should_failslab+0x9/0x14 [ 57.093574][ T8474] kmem_cache_alloc_node+0x266/0x760 [ 57.093589][ T8474] __alloc_skb+0xa7/0x570 [ 57.106558][ T7231] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 57.109500][ T8474] ? netdev_alloc_frag+0x160/0x160 [ 57.109510][ T8474] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 57.109517][ T8474] ? aa_sk_perm+0x1d1/0x890 [ 57.109526][ T8474] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 57.109537][ T8474] netlink_sendmsg+0x896/0xd50 [ 57.109546][ T8474] ? netlink_unicast+0x6c0/0x6c0 [ 57.109558][ T8474] ? apparmor_socket_sendmsg+0x1b/0x20 [ 57.262130][ T8474] ? netlink_unicast+0x6c0/0x6c0 [ 57.267072][ T8474] sock_sendmsg+0xb5/0xf0 [ 57.271423][ T8474] ____sys_sendmsg+0x3b6/0x950 [ 57.276172][ T8474] ? copy_msghdr_from_user+0xa4/0xf0 [ 57.281431][ T8474] ? kernel_sendmsg+0x30/0x30 [ 57.286081][ T8474] ? __kasan_check_read+0x11/0x20 [ 57.291081][ T8474] ? hlock_class+0x52/0x120 [ 57.295599][ T8474] ? __lock_acquire+0x1857/0x3ae0 [ 57.300597][ T8474] ___sys_sendmsg+0xe4/0x160 [ 57.305157][ T8474] ? sendmsg_copy_msghdr+0x30/0x30 [ 57.310239][ T8474] ? mark_held_locks+0x130/0x130 [ 57.315182][ T8474] ? find_held_lock+0x36/0x1d0 [ 57.319956][ T8474] ? __might_fault+0xf1/0x1b0 [ 57.324740][ T8474] ? lock_downgrade+0x960/0x960 [ 57.329588][ T8474] ? lock_release+0x960/0x960 [ 57.334243][ T8474] ? ___might_sleep+0x16b/0x2b0 [ 57.339077][ T8474] __sys_sendmmsg+0x160/0x370 [ 57.343735][ T8474] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 57.348739][ T8474] ? __kasan_check_write+0x14/0x20 [ 57.353819][ T8474] ? __mutex_unlock_slowpath+0xe0/0x690 [ 57.359332][ T8474] ? rcu_read_lock_any_held+0xcd/0xf0 [ 57.364675][ T8474] ? __kasan_check_write+0x14/0x20 [ 57.369757][ T8474] ? fput_many+0x1b/0x130 [ 57.374055][ T8474] ? fput+0xe/0x10 [ 57.377750][ T8474] ? ksys_write+0x187/0x220 [ 57.382224][ T8474] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 57.387651][ T8474] ? do_syscall_64+0x21/0x630 [ 57.392296][ T8474] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 57.398343][ T8474] __x64_sys_sendmmsg+0x98/0x100 [ 57.403269][ T8474] do_syscall_64+0xca/0x630 [ 57.407808][ T8474] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 57.413672][ T8474] RIP: 0033:0x45b349 [ 57.417577][ T8474] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 57.437156][ T8474] RSP: 002b:00007f3c02093c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 57.445573][ T8474] RAX: ffffffffffffffda RBX: 00007f3c020946d4 RCX: 000000000045b349 [ 57.453556][ T8474] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000007 [ 57.461500][ T8474] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 57.469442][ T8474] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 57.477383][ T8474] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 57.514064][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 57.541919][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 57.562151][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 57.584692][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 57.601728][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 57.611300][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 57.621428][ T8484] FAULT_INJECTION: forcing a failure. [ 57.621428][ T8484] name failslab, interval 1, probability 0, space 0, times 0 [ 57.635035][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 57.635283][ T8483] FAULT_INJECTION: forcing a failure. [ 57.635283][ T8483] name failslab, interval 1, probability 0, space 0, times 0 [ 57.643778][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 57.661396][ T8483] CPU: 1 PID: 8483 Comm: syz-executor.4 Not tainted 5.6.0-syzkaller #0 [ 57.671504][ T8483] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.681537][ T8483] Call Trace: [ 57.684125][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 57.684806][ T8483] dump_stack+0x12d/0x187 [ 57.684821][ T8483] should_fail.cold.4+0x5/0x13 [ 57.684831][ T8483] ? fault_create_debugfs_attr+0x150/0x150 [ 57.684841][ T8483] ? ___might_sleep+0x16b/0x2b0 [ 57.705796][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 57.707712][ T8483] __should_failslab+0xba/0xf0 [ 57.707721][ T8483] should_failslab+0x9/0x14 [ 57.707730][ T8483] kmem_cache_alloc_node+0x266/0x760 [ 57.707745][ T8483] __alloc_skb+0xa7/0x570 [ 57.707754][ T8483] ? netdev_alloc_frag+0x160/0x160 [ 57.707761][ T8483] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 57.707768][ T8483] ? aa_sk_perm+0x1d1/0x890 [ 57.707776][ T8483] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 57.707786][ T8483] netlink_sendmsg+0x896/0xd50 [ 57.717857][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 57.720579][ T8483] ? netlink_unicast+0x6c0/0x6c0 [ 57.720594][ T8483] ? apparmor_socket_sendmsg+0x1b/0x20 [ 57.720601][ T8483] ? netlink_unicast+0x6c0/0x6c0 [ 57.720609][ T8483] sock_sendmsg+0xb5/0xf0 [ 57.793094][ T8483] ____sys_sendmsg+0x3b6/0x950 [ 57.797842][ T8483] ? copy_msghdr_from_user+0xa4/0xf0 [ 57.803103][ T8483] ? kernel_sendmsg+0x30/0x30 [ 57.807759][ T8483] ? __kasan_check_read+0x11/0x20 [ 57.812756][ T8483] ? hlock_class+0x52/0x120 [ 57.817236][ T8483] ? __lock_acquire+0x1857/0x3ae0 [ 57.822239][ T8483] ___sys_sendmsg+0xe4/0x160 [ 57.826811][ T8483] ? sendmsg_copy_msghdr+0x30/0x30 [ 57.831930][ T8483] ? mark_held_locks+0x130/0x130 [ 57.836850][ T8483] ? find_held_lock+0x36/0x1d0 [ 57.841595][ T8483] ? __might_fault+0xf1/0x1b0 [ 57.846246][ T8483] ? lock_downgrade+0x960/0x960 [ 57.851074][ T8483] ? lock_release+0x960/0x960 [ 57.855731][ T8483] ? ___might_sleep+0x16b/0x2b0 [ 57.860563][ T8483] __sys_sendmmsg+0x160/0x370 [ 57.865229][ T8483] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 57.870245][ T8483] ? __kasan_check_write+0x14/0x20 [ 57.875337][ T8483] ? __mutex_unlock_slowpath+0xe0/0x690 [ 57.880860][ T8483] ? rcu_read_lock_any_held+0xcd/0xf0 [ 57.886214][ T8483] ? __kasan_check_write+0x14/0x20 [ 57.891302][ T8483] ? fput_many+0x1b/0x130 [ 57.895608][ T8483] ? fput+0xe/0x10 [ 57.899306][ T8483] ? ksys_write+0x187/0x220 [ 57.903803][ T8483] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 57.909234][ T8483] ? do_syscall_64+0x21/0x630 [ 57.913897][ T8483] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 57.919938][ T8483] __x64_sys_sendmmsg+0x98/0x100 [ 57.924852][ T8483] do_syscall_64+0xca/0x630 [ 57.929333][ T8483] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 57.935206][ T8483] RIP: 0033:0x45b349 [ 57.939076][ T8483] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 57.958677][ T8483] RSP: 002b:00007f438f747c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 57.967070][ T8483] RAX: ffffffffffffffda RBX: 00007f438f7486d4 RCX: 000000000045b349 [ 57.975017][ T8483] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 57.982979][ T8483] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 57.990929][ T8483] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 57.998877][ T8483] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 58.006935][ T8484] CPU: 0 PID: 8484 Comm: syz-executor.0 Not tainted 5.6.0-syzkaller #0 [ 58.015178][ T8484] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.025231][ T8484] Call Trace: [ 58.028521][ T8484] dump_stack+0x12d/0x187 [ 58.032863][ T8484] should_fail.cold.4+0x5/0x13 [ 58.037628][ T8484] ? fault_create_debugfs_attr+0x150/0x150 [ 58.043429][ T8484] ? ___might_sleep+0x16b/0x2b0 [ 58.048290][ T8484] __should_failslab+0xba/0xf0 [ 58.053045][ T8484] should_failslab+0x9/0x14 [ 58.057544][ T8484] kmem_cache_alloc_node+0x266/0x760 [ 58.062829][ T8484] __alloc_skb+0xa7/0x570 [ 58.067152][ T8484] ? netdev_alloc_frag+0x160/0x160 [ 58.072256][ T8484] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 58.077880][ T8484] ? aa_sk_perm+0x1d1/0x890 [ 58.082369][ T8484] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 58.088593][ T8484] netlink_sendmsg+0x896/0xd50 [ 58.093347][ T8484] ? netlink_unicast+0x6c0/0x6c0 [ 58.098287][ T8484] ? apparmor_socket_sendmsg+0x1b/0x20 [ 58.103737][ T8484] ? netlink_unicast+0x6c0/0x6c0 [ 58.108668][ T8484] sock_sendmsg+0xb5/0xf0 [ 58.112986][ T8484] ____sys_sendmsg+0x3b6/0x950 [ 58.117742][ T8484] ? copy_msghdr_from_user+0xa4/0xf0 [ 58.123014][ T8484] ? kernel_sendmsg+0x30/0x30 [ 58.127672][ T8484] ? __kasan_check_read+0x11/0x20 [ 58.132680][ T8484] ? hlock_class+0x52/0x120 [ 58.137166][ T8484] ? __lock_acquire+0x1857/0x3ae0 [ 58.142173][ T8484] ___sys_sendmsg+0xe4/0x160 [ 58.146745][ T8484] ? sendmsg_copy_msghdr+0x30/0x30 [ 58.151843][ T8484] ? mark_held_locks+0x130/0x130 [ 58.156769][ T8484] ? find_held_lock+0x36/0x1d0 [ 58.161517][ T8484] ? __might_fault+0xf1/0x1b0 [ 58.166170][ T8484] ? lock_downgrade+0x960/0x960 [ 58.170997][ T8484] ? lock_release+0x960/0x960 [ 58.175655][ T8484] ? ___might_sleep+0x16b/0x2b0 [ 58.180548][ T8484] __sys_sendmmsg+0x160/0x370 [ 58.185232][ T8484] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 58.190246][ T8484] ? __kasan_check_write+0x14/0x20 [ 58.195338][ T8484] ? __mutex_unlock_slowpath+0xe0/0x690 [ 58.200859][ T8484] ? rcu_read_lock_any_held+0xcd/0xf0 [ 58.206211][ T8484] ? __kasan_check_write+0x14/0x20 [ 58.211302][ T8484] ? fput_many+0x1b/0x130 [ 58.215678][ T8484] ? fput+0xe/0x10 [ 58.219377][ T8484] ? ksys_write+0x187/0x220 [ 58.223870][ T8484] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 58.229437][ T8484] ? do_syscall_64+0x21/0x630 [ 58.234105][ T8484] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 58.240180][ T8484] __x64_sys_sendmmsg+0x98/0x100 [ 58.245104][ T8484] do_syscall_64+0xca/0x630 [ 58.249603][ T8484] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 58.255475][ T8484] RIP: 0033:0x45b349 [ 58.259350][ T8484] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 58.278525][ T8489] FAULT_INJECTION: forcing a failure. [ 58.278525][ T8489] name failslab, interval 1, probability 0, space 0, times 0 [ 58.278936][ T8484] RSP: 002b:00007f6cdf1a2c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 58.299894][ T8484] RAX: ffffffffffffffda RBX: 00007f6cdf1a36d4 RCX: 000000000045b349 [ 58.307850][ T8484] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 58.315812][ T8484] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 58.323774][ T8484] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 58.331729][ T8484] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 58.347383][ T7231] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 58.358785][ T8489] CPU: 0 PID: 8489 Comm: syz-executor.1 Not tainted 5.6.0-syzkaller #0 [ 58.367033][ T8489] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.377082][ T8489] Call Trace: [ 58.380368][ T8489] dump_stack+0x12d/0x187 [ 58.384701][ T8489] should_fail.cold.4+0x5/0x13 [ 58.389460][ T8489] ? fault_create_debugfs_attr+0x150/0x150 [ 58.395261][ T8489] ? ___might_sleep+0x16b/0x2b0 [ 58.400111][ T8489] __should_failslab+0xba/0xf0 [ 58.404867][ T8489] should_failslab+0x9/0x14 [ 58.409364][ T8489] kmem_cache_alloc_node+0x266/0x760 [ 58.414647][ T8489] __alloc_skb+0xa7/0x570 [ 58.418962][ T8489] ? netdev_alloc_frag+0x160/0x160 [ 58.424049][ T8489] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 58.429671][ T8489] ? aa_sk_perm+0x1d1/0x890 [ 58.433585][ T7231] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 58.434157][ T8489] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 58.450167][ T8489] netlink_sendmsg+0x896/0xd50 [ 58.454925][ T8489] ? netlink_unicast+0x6c0/0x6c0 [ 58.456572][ T7231] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 58.459853][ T8489] ? apparmor_socket_sendmsg+0x1b/0x20 [ 58.459863][ T8489] ? netlink_unicast+0x6c0/0x6c0 [ 58.459871][ T8489] sock_sendmsg+0xb5/0xf0 [ 58.459879][ T8489] ____sys_sendmsg+0x3b6/0x950 [ 58.459887][ T8489] ? copy_msghdr_from_user+0xa4/0xf0 [ 58.459894][ T8489] ? kernel_sendmsg+0x30/0x30 [ 58.459902][ T8489] ? __kasan_check_read+0x11/0x20 [ 58.459909][ T8489] ? hlock_class+0x52/0x120 [ 58.459915][ T8489] ? __lock_acquire+0x1857/0x3ae0 [ 58.459923][ T8489] ___sys_sendmsg+0xe4/0x160 [ 58.459929][ T8489] ? sendmsg_copy_msghdr+0x30/0x30 [ 58.459937][ T8489] ? mark_held_locks+0x130/0x130 [ 58.459946][ T8489] ? find_held_lock+0x36/0x1d0 [ 58.459959][ T8489] ? __might_fault+0xf1/0x1b0 [ 58.459965][ T8489] ? lock_downgrade+0x960/0x960 [ 58.459971][ T8489] ? lock_release+0x960/0x960 [ 58.459979][ T8489] ? ___might_sleep+0x16b/0x2b0 [ 58.459995][ T8489] __sys_sendmmsg+0x160/0x370 [ 58.460004][ T8489] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 58.484598][ T7231] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 58.485077][ T8489] ? __kasan_check_write+0x14/0x20 [ 58.491960][ T7231] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 58.495080][ T8489] ? __mutex_unlock_slowpath+0xe0/0x690 [ 58.495087][ T8489] ? rcu_read_lock_any_held+0xcd/0xf0 [ 58.495103][ T8489] ? __kasan_check_write+0x14/0x20 [ 58.495111][ T8489] ? fput_many+0x1b/0x130 [ 58.495118][ T8489] ? fput+0xe/0x10 [ 58.495124][ T8489] ? ksys_write+0x187/0x220 [ 58.495135][ T8489] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 58.495142][ T8489] ? do_syscall_64+0x21/0x630 [ 58.495149][ T8489] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 58.495159][ T8489] __x64_sys_sendmmsg+0x98/0x100 [ 58.510905][ T7231] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 58.514303][ T8489] do_syscall_64+0xca/0x630 [ 58.514317][ T8489] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 58.514324][ T8489] RIP: 0033:0x45b349 [ 58.514330][ T8489] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 58.514334][ T8489] RSP: 002b:00007fda73e19c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 58.514341][ T8489] RAX: ffffffffffffffda RBX: 00007fda73e1a6d4 RCX: 000000000045b349 [ 58.514345][ T8489] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 58.514349][ T8489] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 58.514353][ T8489] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 58.514356][ T8489] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 58.574003][ T8494] FAULT_INJECTION: forcing a failure. [ 58.574003][ T8494] name failslab, interval 1, probability 0, space 0, times 0 [ 58.579328][ T7231] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 58.604227][ T8494] CPU: 0 PID: 8494 Comm: syz-executor.3 Not tainted 5.6.0-syzkaller #0 [ 58.605833][ T7231] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 58.609058][ T8494] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.609062][ T8494] Call Trace: [ 58.609073][ T8494] dump_stack+0x12d/0x187 [ 58.609087][ T8494] should_fail.cold.4+0x5/0x13 [ 58.609096][ T8494] ? fault_create_debugfs_attr+0x150/0x150 [ 58.609106][ T8494] ? ___might_sleep+0x16b/0x2b0 [ 58.609118][ T8494] __should_failslab+0xba/0xf0 [ 58.609126][ T8494] should_failslab+0x9/0x14 [ 58.609134][ T8494] kmem_cache_alloc_node+0x266/0x760 [ 58.609150][ T8494] __alloc_skb+0xa7/0x570 [ 58.609159][ T8494] ? netdev_alloc_frag+0x160/0x160 [ 58.617180][ T7231] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 58.617342][ T8494] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 58.624452][ T7234] device veth0_macvtap entered promiscuous mode [ 58.627449][ T8494] ? aa_sk_perm+0x1d1/0x890 [ 58.627460][ T8494] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 58.627470][ T8494] netlink_sendmsg+0x896/0xd50 [ 58.627480][ T8494] ? netlink_unicast+0x6c0/0x6c0 [ 58.627493][ T8494] ? apparmor_socket_sendmsg+0x1b/0x20 [ 58.627499][ T8494] ? netlink_unicast+0x6c0/0x6c0 [ 58.627506][ T8494] sock_sendmsg+0xb5/0xf0 [ 58.627514][ T8494] ____sys_sendmsg+0x3b6/0x950 [ 58.886641][ T8494] ? copy_msghdr_from_user+0xa4/0xf0 [ 58.892078][ T8494] ? kernel_sendmsg+0x30/0x30 [ 58.896764][ T8494] ? __kasan_check_read+0x11/0x20 [ 58.901759][ T8494] ? hlock_class+0x52/0x120 [ 58.906231][ T8494] ? __lock_acquire+0x1857/0x3ae0 [ 58.911233][ T8494] ___sys_sendmsg+0xe4/0x160 [ 58.915846][ T8494] ? sendmsg_copy_msghdr+0x30/0x30 [ 58.920974][ T8494] ? mark_held_locks+0x130/0x130 [ 58.925943][ T8494] ? find_held_lock+0x36/0x1d0 [ 58.930697][ T8494] ? __might_fault+0xf1/0x1b0 [ 58.935351][ T8494] ? lock_downgrade+0x960/0x960 [ 58.940223][ T8494] ? lock_release+0x960/0x960 [ 58.944896][ T8494] ? ___might_sleep+0x16b/0x2b0 [ 58.949730][ T8494] __sys_sendmmsg+0x160/0x370 [ 58.954382][ T8494] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 58.959429][ T8494] ? __kasan_check_write+0x14/0x20 [ 58.964513][ T8494] ? __mutex_unlock_slowpath+0xe0/0x690 [ 58.970033][ T8494] ? rcu_read_lock_any_held+0xcd/0xf0 [ 58.975413][ T8494] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 58.980932][ T8494] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 58.986975][ T8494] ? fput+0xe/0x10 [ 58.990679][ T8494] ? __kasan_check_write+0x14/0x20 [ 58.995760][ T8494] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 59.001199][ T8494] ? do_syscall_64+0x21/0x630 [ 59.005919][ T8494] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 59.011968][ T8494] __x64_sys_sendmmsg+0x98/0x100 [ 59.016887][ T8494] do_syscall_64+0xca/0x630 [ 59.021377][ T8494] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 59.027247][ T8494] RIP: 0033:0x45b349 [ 59.031119][ T8494] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 59.050696][ T8494] RSP: 002b:00007f3c020b4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 59.059079][ T8494] RAX: ffffffffffffffda RBX: 00007f3c020b56d4 RCX: 000000000045b349 [ 59.067024][ T8494] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 59.074978][ T8494] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 59.082931][ T8494] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 59.090892][ T8494] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 59.112865][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 59.137625][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 59.145599][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 59.179622][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 59.193365][ T8499] FAULT_INJECTION: forcing a failure. [ 59.193365][ T8499] name failslab, interval 1, probability 0, space 0, times 0 [ 59.199253][ T7234] device veth1_macvtap entered promiscuous mode [ 59.206817][ T8499] CPU: 0 PID: 8499 Comm: syz-executor.0 Not tainted 5.6.0-syzkaller #0 [ 59.220526][ T8499] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.230574][ T8499] Call Trace: [ 59.233867][ T8499] dump_stack+0x12d/0x187 [ 59.238199][ T8499] should_fail.cold.4+0x5/0x13 [ 59.242958][ T8499] ? fault_create_debugfs_attr+0x150/0x150 [ 59.248763][ T8499] ? ___might_sleep+0x16b/0x2b0 [ 59.253608][ T8499] __should_failslab+0xba/0xf0 [ 59.258360][ T8499] should_failslab+0x9/0x14 [ 59.262851][ T8499] kmem_cache_alloc_node+0x266/0x760 [ 59.268134][ T8499] __alloc_skb+0xa7/0x570 [ 59.272455][ T8499] ? netdev_alloc_frag+0x160/0x160 [ 59.277560][ T8499] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 59.283180][ T8499] ? aa_sk_perm+0x1d1/0x890 [ 59.287678][ T8499] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 59.294037][ T8499] netlink_sendmsg+0x896/0xd50 [ 59.298802][ T8499] ? netlink_unicast+0x6c0/0x6c0 [ 59.303736][ T8499] ? apparmor_socket_sendmsg+0x1b/0x20 [ 59.309191][ T8499] ? netlink_unicast+0x6c0/0x6c0 [ 59.314119][ T8499] sock_sendmsg+0xb5/0xf0 [ 59.318447][ T8499] ____sys_sendmsg+0x3b6/0x950 [ 59.323202][ T8499] ? copy_msghdr_from_user+0xa4/0xf0 [ 59.328481][ T8499] ? kernel_sendmsg+0x30/0x30 [ 59.333148][ T8499] ? __kasan_check_read+0x11/0x20 [ 59.338152][ T8499] ? hlock_class+0x52/0x120 [ 59.342644][ T8499] ? __lock_acquire+0x1857/0x3ae0 [ 59.347663][ T8499] ___sys_sendmsg+0xe4/0x160 [ 59.352243][ T8499] ? sendmsg_copy_msghdr+0x30/0x30 [ 59.357351][ T8499] ? mark_held_locks+0x130/0x130 [ 59.362286][ T8499] ? find_held_lock+0x36/0x1d0 [ 59.367041][ T8499] ? __might_fault+0xf1/0x1b0 [ 59.371705][ T8499] ? lock_downgrade+0x960/0x960 [ 59.376546][ T8499] ? lock_release+0x960/0x960 [ 59.381220][ T8499] ? ___might_sleep+0x16b/0x2b0 [ 59.386069][ T8499] __sys_sendmmsg+0x160/0x370 [ 59.390739][ T8499] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 59.395763][ T8499] ? __kasan_check_write+0x14/0x20 [ 59.400872][ T8499] ? __mutex_unlock_slowpath+0xe0/0x690 [ 59.406410][ T8499] ? rcu_read_lock_any_held+0xcd/0xf0 [ 59.411777][ T8499] ? __kasan_check_write+0x14/0x20 [ 59.416880][ T8499] ? fput_many+0x1b/0x130 [ 59.421210][ T8499] ? fput+0xe/0x10 [ 59.424923][ T8499] ? ksys_write+0x187/0x220 [ 59.429444][ T8499] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 59.434896][ T8499] ? do_syscall_64+0x21/0x630 [ 59.439567][ T8499] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 59.445630][ T8499] __x64_sys_sendmmsg+0x98/0x100 [ 59.450561][ T8499] do_syscall_64+0xca/0x630 [ 59.453998][ T8509] FAULT_INJECTION: forcing a failure. [ 59.453998][ T8509] name failslab, interval 1, probability 0, space 0, times 0 [ 59.455056][ T8499] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 59.455062][ T8499] RIP: 0033:0x45b349 [ 59.455069][ T8499] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 59.496973][ T8499] RSP: 002b:00007f6cdf1a2c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 59.505365][ T8499] RAX: ffffffffffffffda RBX: 00007f6cdf1a36d4 RCX: 000000000045b349 [ 59.513314][ T8499] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 59.521263][ T8499] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 59.529214][ T8499] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 59.537168][ T8499] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 59.545242][ T8509] CPU: 1 PID: 8509 Comm: syz-executor.2 Not tainted 5.6.0-syzkaller #0 [ 59.553474][ T8509] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.563521][ T8509] Call Trace: [ 59.566811][ T8509] dump_stack+0x12d/0x187 [ 59.571138][ T8509] should_fail.cold.4+0x5/0x13 [ 59.575901][ T8509] ? fault_create_debugfs_attr+0x150/0x150 [ 59.581757][ T8509] ? ___might_sleep+0x16b/0x2b0 [ 59.586586][ T8509] __should_failslab+0xba/0xf0 [ 59.591326][ T8509] should_failslab+0x9/0x14 [ 59.595801][ T8509] kmem_cache_alloc_node+0x266/0x760 [ 59.601062][ T8509] __alloc_skb+0xa7/0x570 [ 59.605364][ T8509] ? netdev_alloc_frag+0x160/0x160 [ 59.610447][ T8509] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 59.616051][ T8509] ? aa_sk_perm+0x1d1/0x890 [ 59.620533][ T8509] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 59.626758][ T8509] netlink_sendmsg+0x896/0xd50 [ 59.631509][ T8509] ? netlink_unicast+0x6c0/0x6c0 [ 59.636428][ T8509] ? apparmor_socket_sendmsg+0x1b/0x20 [ 59.641865][ T8509] ? netlink_unicast+0x6c0/0x6c0 [ 59.646781][ T8509] sock_sendmsg+0xb5/0xf0 [ 59.651083][ T8509] ____sys_sendmsg+0x3b6/0x950 [ 59.655819][ T8509] ? copy_msghdr_from_user+0xa4/0xf0 [ 59.661082][ T8509] ? kernel_sendmsg+0x30/0x30 [ 59.665732][ T8509] ? __kasan_check_read+0x11/0x20 [ 59.670727][ T8509] ? hlock_class+0x52/0x120 [ 59.675199][ T8509] ? __lock_acquire+0x1857/0x3ae0 [ 59.680205][ T8509] ___sys_sendmsg+0xe4/0x160 [ 59.684770][ T8509] ? sendmsg_copy_msghdr+0x30/0x30 [ 59.689850][ T8509] ? mark_held_locks+0x130/0x130 [ 59.694759][ T8509] ? find_held_lock+0x36/0x1d0 [ 59.699537][ T8509] ? __might_fault+0xf1/0x1b0 [ 59.704184][ T8509] ? lock_downgrade+0x960/0x960 [ 59.709012][ T8509] ? lock_release+0x960/0x960 [ 59.713716][ T8509] ? ___might_sleep+0x16b/0x2b0 [ 59.718544][ T8509] __sys_sendmmsg+0x160/0x370 [ 59.723204][ T8509] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 59.728211][ T8509] ? __kasan_check_write+0x14/0x20 [ 59.733305][ T8509] ? __mutex_unlock_slowpath+0xe0/0x690 [ 59.738829][ T8509] ? rcu_read_lock_any_held+0xcd/0xf0 [ 59.744180][ T8509] ? __kasan_check_write+0x14/0x20 [ 59.749265][ T8509] ? fput_many+0x1b/0x130 [ 59.753574][ T8509] ? fput+0xe/0x10 [ 59.757300][ T8509] ? ksys_write+0x187/0x220 [ 59.761777][ T8509] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 59.767210][ T8509] ? do_syscall_64+0x21/0x630 [ 59.771863][ T8509] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 59.777903][ T8509] __x64_sys_sendmmsg+0x98/0x100 [ 59.782816][ T8509] do_syscall_64+0xca/0x630 [ 59.787329][ T8509] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 59.793192][ T8509] RIP: 0033:0x45b349 [ 59.797057][ T8509] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 59.816634][ T8509] RSP: 002b:00007fb86bb26c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 2020/04/16 21:31:56 executed programs: 17 [ 59.825016][ T8509] RAX: ffffffffffffffda RBX: 00007fb86bb276d4 RCX: 000000000045b349 [ 59.833113][ T8509] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000007 [ 59.841054][ T8509] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 59.849000][ T8509] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 59.856942][ T8509] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 59.932792][ T7234] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 59.944172][ T7234] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 59.954390][ T7234] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 59.965501][ T7234] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 59.976755][ T7234] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 59.988585][ T7234] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 60.000064][ T7234] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 60.012459][ T7234] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 60.022743][ T7234] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 60.033660][ T7234] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 60.045192][ T7234] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 60.056164][ T2850] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 60.065520][ T2850] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 60.091601][ T8516] FAULT_INJECTION: forcing a failure. [ 60.091601][ T8516] name failslab, interval 1, probability 0, space 0, times 0 [ 60.104964][ T8516] CPU: 1 PID: 8516 Comm: syz-executor.2 Not tainted 5.6.0-syzkaller #0 [ 60.113190][ T8516] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.123229][ T8516] Call Trace: [ 60.126548][ T8516] dump_stack+0x12d/0x187 [ 60.130858][ T8516] should_fail.cold.4+0x5/0x13 [ 60.135605][ T8516] ? fault_create_debugfs_attr+0x150/0x150 [ 60.141394][ T8516] ? ___might_sleep+0x16b/0x2b0 [ 60.146230][ T8516] __should_failslab+0xba/0xf0 [ 60.150971][ T8516] should_failslab+0x9/0x14 [ 60.155530][ T8516] kmem_cache_alloc_trace+0x2df/0x780 [ 60.160885][ T8516] ? __kasan_check_write+0x14/0x20 [ 60.165978][ T8516] u32_init+0x518/0xbc0 [ 60.170115][ T8516] tc_new_tfilter+0x14df/0x1ed0 [ 60.174947][ T8516] ? tc_del_tfilter+0x1330/0x1330 [ 60.179946][ T8516] ? __kasan_check_read+0x11/0x20 [ 60.184947][ T8516] ? mark_lock+0xc2/0x770 [ 60.189250][ T8516] ? __kasan_check_read+0x11/0x20 [ 60.194247][ T8516] ? hlock_class+0x52/0x120 [ 60.198721][ T8516] ? __lock_acquire+0xd2a/0x3ae0 [ 60.203638][ T8516] ? mark_held_locks+0x130/0x130 [ 60.208550][ T8516] ? apparmor_capable+0x35e/0x670 [ 60.213547][ T8516] ? find_held_lock+0x36/0x1d0 [ 60.218321][ T8516] ? rcu_read_lock_held_common+0x120/0x120 [ 60.224099][ T8516] ? tc_del_tfilter+0x1330/0x1330 [ 60.229094][ T8516] ? __kasan_check_read+0x11/0x20 [ 60.234087][ T8516] ? tc_del_tfilter+0x1330/0x1330 [ 60.239084][ T8516] rtnetlink_rcv_msg+0x622/0x8d0 [ 60.243995][ T8516] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 60.249463][ T8516] ? netlink_deliver_tap+0x160/0xac0 [ 60.254734][ T8516] netlink_rcv_skb+0x13c/0x380 [ 60.259495][ T8516] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 60.264934][ T8516] ? netlink_ack+0x9a0/0x9a0 [ 60.269507][ T8516] ? netlink_deliver_tap+0x178/0xac0 [ 60.274769][ T8516] rtnetlink_rcv+0x10/0x20 [ 60.279155][ T8516] netlink_unicast+0x474/0x6c0 [ 60.283890][ T8516] ? netlink_attachskb+0x740/0x740 [ 60.288969][ T8516] ? _copy_from_iter_full+0x18a/0x780 [ 60.294318][ T8516] ? __kasan_check_read+0x11/0x20 [ 60.299313][ T8516] ? __check_object_size+0x203/0x2ea [ 60.304578][ T8516] netlink_sendmsg+0x7ab/0xd50 [ 60.309328][ T8516] ? netlink_unicast+0x6c0/0x6c0 [ 60.314240][ T8516] ? apparmor_socket_sendmsg+0x1b/0x20 [ 60.319668][ T8516] ? netlink_unicast+0x6c0/0x6c0 [ 60.324588][ T8516] sock_sendmsg+0xb5/0xf0 [ 60.328889][ T8516] ____sys_sendmsg+0x3b6/0x950 [ 60.333623][ T8516] ? copy_msghdr_from_user+0xa4/0xf0 [ 60.338876][ T8516] ? kernel_sendmsg+0x30/0x30 [ 60.343537][ T8516] ? find_held_lock+0x36/0x1d0 [ 60.348276][ T8516] ___sys_sendmsg+0xe4/0x160 [ 60.352849][ T8516] ? sendmsg_copy_msghdr+0x30/0x30 [ 60.357941][ T8516] ? rcu_read_lock_held+0x9c/0xb0 [ 60.363045][ T8516] ? __kasan_check_read+0x11/0x20 [ 60.368074][ T8516] ? __fget_files+0x289/0x3f0 [ 60.372737][ T8516] ? ksys_dup3+0x2e0/0x2e0 [ 60.377194][ T8516] ? find_held_lock+0x36/0x1d0 [ 60.381956][ T8516] ? __fget_light+0x1b1/0x230 [ 60.386615][ T8516] ? __fdget+0xe/0x10 [ 60.390573][ T8516] ? sockfd_lookup_light+0x1c/0x150 [ 60.395746][ T8516] __sys_sendmmsg+0x160/0x370 [ 60.400402][ T8516] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 60.405404][ T8516] ? __kasan_check_write+0x14/0x20 [ 60.410532][ T8516] ? __mutex_unlock_slowpath+0xe0/0x690 [ 60.416050][ T8516] ? rcu_read_lock_any_held+0xcd/0xf0 [ 60.421397][ T8516] ? __kasan_check_write+0x14/0x20 [ 60.426478][ T8516] ? fput_many+0x1b/0x130 [ 60.430792][ T8516] ? fput+0xe/0x10 [ 60.434524][ T8516] ? ksys_write+0x187/0x220 [ 60.439004][ T8516] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 60.444477][ T8516] ? do_syscall_64+0x21/0x630 [ 60.449133][ T8516] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 60.455218][ T8516] __x64_sys_sendmmsg+0x98/0x100 [ 60.460133][ T8516] do_syscall_64+0xca/0x630 [ 60.464609][ T8516] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 60.470471][ T8516] RIP: 0033:0x45b349 [ 60.474388][ T8516] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 60.494090][ T8516] RSP: 002b:00007fb86bb47c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 60.502477][ T8516] RAX: ffffffffffffffda RBX: 00007fb86bb486d4 RCX: 000000000045b349 [ 60.510422][ T8516] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 60.518407][ T8516] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 60.526402][ T8516] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 60.534357][ T8516] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 60.548556][ T7234] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 60.559933][ T7234] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 60.569825][ T7234] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 60.580339][ T7234] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 60.590194][ T7234] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 60.600679][ T7234] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 60.610545][ T7234] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 60.621019][ T7234] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 60.630890][ T7234] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 60.641369][ T7234] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 60.652945][ T7234] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 60.664386][ T2849] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 60.674275][ T2849] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 60.715817][ T8518] FAULT_INJECTION: forcing a failure. [ 60.715817][ T8518] name failslab, interval 1, probability 0, space 0, times 0 [ 60.729556][ T8518] CPU: 1 PID: 8518 Comm: syz-executor.5 Not tainted 5.6.0-syzkaller #0 [ 60.737804][ T8518] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.747847][ T8518] Call Trace: [ 60.751119][ T8518] dump_stack+0x12d/0x187 [ 60.755430][ T8518] should_fail.cold.4+0x5/0x13 [ 60.760184][ T8518] ? fault_create_debugfs_attr+0x150/0x150 [ 60.765987][ T8518] ? ___might_sleep+0x16b/0x2b0 [ 60.770833][ T8518] __should_failslab+0xba/0xf0 [ 60.775586][ T8518] should_failslab+0x9/0x14 [ 60.780068][ T8518] kmem_cache_alloc_trace+0x2df/0x780 [ 60.785416][ T8518] ? tcf_chain_get_by_act+0x13/0x20 [ 60.790598][ T8518] tcf_police_init+0x512/0x1550 [ 60.795448][ T8518] ? tcf_police_act+0xf00/0xf00 [ 60.800287][ T8518] ? find_held_lock+0x36/0x1d0 [ 60.805151][ T8518] ? tc_lookup_action_n+0x94/0xb0 [ 60.810155][ T8518] ? lock_downgrade+0x960/0x960 [ 60.814985][ T8518] ? lock_release+0x960/0x960 [ 60.819647][ T8518] ? mark_lock+0xc2/0x770 [ 60.823982][ T8518] ? __kasan_check_write+0x14/0x20 [ 60.829091][ T8518] tcf_action_init_1+0x1bf/0xa40 [ 60.834024][ T8518] ? tcf_action_dump_old+0x90/0x90 [ 60.839118][ T8518] ? save_stack+0x3f/0x50 [ 60.843426][ T8518] ? save_stack+0x21/0x50 [ 60.847730][ T8518] ? __kasan_kmalloc.constprop.17+0xc7/0xd0 [ 60.853608][ T8518] ? kasan_kmalloc+0x9/0x10 [ 60.858093][ T8518] ? kmem_cache_alloc_trace+0x15b/0x780 [ 60.863614][ T8518] ? u32_change+0x81c/0x3212 [ 60.868177][ T8518] ? tc_new_tfilter+0x101f/0x1ed0 [ 60.873175][ T8518] ? rtnetlink_rcv_msg+0x622/0x8d0 [ 60.878259][ T8518] ? netlink_rcv_skb+0x13c/0x380 [ 60.883169][ T8518] ? rtnetlink_rcv+0x10/0x20 [ 60.887730][ T8518] ? netlink_unicast+0x474/0x6c0 [ 60.892643][ T8518] ? netlink_sendmsg+0x7ab/0xd50 [ 60.897552][ T8518] ? sock_sendmsg+0xb5/0xf0 [ 60.902040][ T8518] ? ____sys_sendmsg+0x3b6/0x950 [ 60.906950][ T8518] ? ___sys_sendmsg+0xe4/0x160 [ 60.911684][ T8518] ? __sys_sendmmsg+0x160/0x370 [ 60.916507][ T8518] ? __x64_sys_sendmmsg+0x98/0x100 [ 60.921593][ T8518] ? do_syscall_64+0xca/0x630 [ 60.926245][ T8518] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 60.932288][ T8518] ? mark_held_locks+0x130/0x130 [ 60.937200][ T8518] ? hlock_class+0x52/0x120 [ 60.941705][ T8518] tcf_exts_validate+0xf9/0x4d0 [ 60.946552][ T8518] ? __kasan_check_read+0x11/0x20 [ 60.951556][ T8518] ? mark_lock+0xc2/0x770 [ 60.955864][ T8518] ? tcf_exts_change+0x150/0x150 [ 60.960797][ T8518] u32_set_parms+0x9b/0xb10 [ 60.965290][ T8518] ? u32_bind_class+0x2a0/0x2a0 [ 60.970124][ T8518] ? kmem_cache_alloc_trace+0x39b/0x780 [ 60.975656][ T8518] u32_change+0x930/0x3212 [ 60.980062][ T8518] ? find_held_lock+0x36/0x1d0 [ 60.984810][ T8518] ? u32_dump+0xe90/0xe90 [ 60.989132][ T8518] ? __kasan_check_write+0x14/0x20 [ 60.994223][ T8518] ? __mutex_unlock_slowpath+0xe0/0x690 [ 60.999759][ T8518] tc_new_tfilter+0x101f/0x1ed0 [ 61.004599][ T8518] ? tc_del_tfilter+0x1330/0x1330 [ 61.009615][ T8518] ? __kasan_check_read+0x11/0x20 [ 61.014620][ T8518] ? mark_lock+0xc2/0x770 [ 61.018936][ T8518] ? __kasan_check_read+0x11/0x20 [ 61.023940][ T8518] ? hlock_class+0x52/0x120 [ 61.028421][ T8518] ? __lock_acquire+0xd2a/0x3ae0 [ 61.033343][ T8518] ? mark_held_locks+0x130/0x130 [ 61.038259][ T8518] ? apparmor_capable+0x35e/0x670 [ 61.043257][ T8518] ? find_held_lock+0x36/0x1d0 [ 61.048020][ T8518] ? rcu_read_lock_held_common+0x120/0x120 [ 61.053805][ T8518] ? tc_del_tfilter+0x1330/0x1330 [ 61.058805][ T8518] ? __kasan_check_read+0x11/0x20 [ 61.063802][ T8518] ? tc_del_tfilter+0x1330/0x1330 [ 61.068813][ T8518] rtnetlink_rcv_msg+0x622/0x8d0 [ 61.073746][ T8518] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 61.079200][ T8518] ? netlink_deliver_tap+0x160/0xac0 [ 61.084566][ T8518] netlink_rcv_skb+0x13c/0x380 [ 61.089317][ T8518] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 61.094752][ T8518] ? netlink_ack+0x9a0/0x9a0 [ 61.099325][ T8518] ? netlink_deliver_tap+0x178/0xac0 [ 61.104599][ T8518] rtnetlink_rcv+0x10/0x20 [ 61.108992][ T8518] netlink_unicast+0x474/0x6c0 [ 61.113738][ T8518] ? netlink_attachskb+0x740/0x740 [ 61.118828][ T8518] ? _copy_from_iter_full+0x18a/0x780 [ 61.124189][ T8518] ? __kasan_check_read+0x11/0x20 [ 61.129189][ T8518] ? __check_object_size+0x203/0x2ea [ 61.134798][ T8518] netlink_sendmsg+0x7ab/0xd50 [ 61.139539][ T8518] ? netlink_unicast+0x6c0/0x6c0 [ 61.144479][ T8518] ? apparmor_socket_sendmsg+0x1b/0x20 [ 61.149913][ T8518] ? netlink_unicast+0x6c0/0x6c0 [ 61.154843][ T8518] sock_sendmsg+0xb5/0xf0 [ 61.159184][ T8518] ____sys_sendmsg+0x3b6/0x950 [ 61.163927][ T8518] ? copy_msghdr_from_user+0xa4/0xf0 [ 61.169189][ T8518] ? kernel_sendmsg+0x30/0x30 [ 61.173843][ T8518] ? find_held_lock+0x36/0x1d0 [ 61.178605][ T8518] ___sys_sendmsg+0xe4/0x160 [ 61.183178][ T8518] ? sendmsg_copy_msghdr+0x30/0x30 [ 61.188267][ T8518] ? rcu_read_lock_held+0x9c/0xb0 [ 61.193274][ T8518] ? __kasan_check_read+0x11/0x20 [ 61.198279][ T8518] ? __fget_files+0x289/0x3f0 [ 61.202934][ T8518] ? ksys_dup3+0x2e0/0x2e0 [ 61.207326][ T8518] ? find_held_lock+0x36/0x1d0 [ 61.212065][ T8518] ? __fget_light+0x1b1/0x230 [ 61.216719][ T8518] ? __fdget+0xe/0x10 [ 61.220676][ T8518] ? sockfd_lookup_light+0x1c/0x150 [ 61.225866][ T8518] __sys_sendmmsg+0x160/0x370 [ 61.230527][ T8518] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 61.235556][ T8518] ? __kasan_check_write+0x14/0x20 [ 61.240645][ T8518] ? __mutex_unlock_slowpath+0xe0/0x690 [ 61.246168][ T8518] ? rcu_read_lock_any_held+0xcd/0xf0 [ 61.251523][ T8518] ? __kasan_check_write+0x14/0x20 [ 61.256612][ T8518] ? fput_many+0x1b/0x130 [ 61.260921][ T8518] ? fput+0xe/0x10 [ 61.264618][ T8518] ? ksys_write+0x187/0x220 [ 61.269098][ T8518] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 61.279138][ T8518] ? do_syscall_64+0x21/0x630 [ 61.283793][ T8518] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 61.289836][ T8518] __x64_sys_sendmmsg+0x98/0x100 [ 61.294749][ T8518] do_syscall_64+0xca/0x630 [ 61.299230][ T8518] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 61.305107][ T8518] RIP: 0033:0x45b349 [ 61.309051][ T8518] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 61.328628][ T8518] RSP: 002b:00007f635499ec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 61.337017][ T8518] RAX: ffffffffffffffda RBX: 00007f635499f6d4 RCX: 000000000045b349 [ 61.344962][ T8518] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 61.352910][ T8518] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 61.360857][ T8518] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 61.368803][ T8518] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 61.462751][ T8529] FAULT_INJECTION: forcing a failure. [ 61.462751][ T8529] name failslab, interval 1, probability 0, space 0, times 0 [ 61.483737][ T8529] CPU: 1 PID: 8529 Comm: syz-executor.3 Not tainted 5.6.0-syzkaller #0 [ 61.492566][ T8529] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.502613][ T8529] Call Trace: [ 61.505906][ T8529] dump_stack+0x12d/0x187 [ 61.510225][ T8529] should_fail.cold.4+0x5/0x13 [ 61.514962][ T8529] ? fault_create_debugfs_attr+0x150/0x150 [ 61.520752][ T8529] ? ___might_sleep+0x16b/0x2b0 [ 61.520904][ T8537] FAULT_INJECTION: forcing a failure. [ 61.520904][ T8537] name failslab, interval 1, probability 0, space 0, times 0 [ 61.525589][ T8529] __should_failslab+0xba/0xf0 [ 61.525598][ T8529] should_failslab+0x9/0x14 [ 61.525607][ T8529] kmem_cache_alloc_trace+0x2df/0x780 [ 61.525624][ T8529] ? tcf_chain_get_by_act+0x13/0x20 [ 61.525638][ T8529] tcf_police_init+0x512/0x1550 [ 61.562820][ T8529] ? tcf_police_act+0xf00/0xf00 [ 61.567652][ T8529] ? find_held_lock+0x36/0x1d0 [ 61.572402][ T8529] ? tc_lookup_action_n+0x94/0xb0 [ 61.577406][ T8529] ? lock_downgrade+0x960/0x960 [ 61.582234][ T8529] ? lock_release+0x960/0x960 [ 61.586891][ T8529] ? is_bpf_text_address+0x78/0xe0 [ 61.591986][ T8529] ? __kasan_check_write+0x14/0x20 [ 61.597078][ T8529] tcf_action_init_1+0x1bf/0xa40 [ 61.601997][ T8529] ? tcf_action_dump_old+0x90/0x90 [ 61.607086][ T8529] ? save_stack+0x3f/0x50 [ 61.611397][ T8529] ? save_stack+0x21/0x50 [ 61.615705][ T8529] ? __kasan_kmalloc.constprop.17+0xc7/0xd0 [ 61.621568][ T8529] ? kasan_kmalloc+0x9/0x10 [ 61.626045][ T8529] ? kmem_cache_alloc_trace+0x15b/0x780 [ 61.631564][ T8529] ? u32_change+0x81c/0x3212 [ 61.636139][ T8529] ? tc_new_tfilter+0x101f/0x1ed0 [ 61.641140][ T8529] ? rtnetlink_rcv_msg+0x622/0x8d0 [ 61.646314][ T8529] ? netlink_rcv_skb+0x13c/0x380 [ 61.651224][ T8529] ? rtnetlink_rcv+0x10/0x20 [ 61.655784][ T8529] ? netlink_unicast+0x474/0x6c0 [ 61.660696][ T8529] ? netlink_sendmsg+0x7ab/0xd50 [ 61.665603][ T8529] ? sock_sendmsg+0xb5/0xf0 [ 61.670085][ T8529] ? ____sys_sendmsg+0x3b6/0x950 [ 61.675006][ T8529] ? ___sys_sendmsg+0xe4/0x160 [ 61.679753][ T8529] ? __sys_sendmmsg+0x160/0x370 [ 61.684584][ T8529] ? __x64_sys_sendmmsg+0x98/0x100 [ 61.689678][ T8529] ? do_syscall_64+0xca/0x630 [ 61.694335][ T8529] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 61.700394][ T8529] ? mark_held_locks+0x130/0x130 [ 61.705304][ T8529] ? hlock_class+0x52/0x120 [ 61.709788][ T8529] tcf_exts_validate+0xf9/0x4d0 [ 61.714616][ T8529] ? __kasan_check_read+0x11/0x20 [ 61.719616][ T8529] ? mark_lock+0xc2/0x770 [ 61.723920][ T8529] ? tcf_exts_change+0x150/0x150 [ 61.728875][ T8529] u32_set_parms+0x9b/0xb10 [ 61.733364][ T8529] ? u32_bind_class+0x2a0/0x2a0 [ 61.738195][ T8529] ? kmem_cache_alloc_trace+0x39b/0x780 [ 61.743719][ T8529] u32_change+0x930/0x3212 [ 61.748114][ T8529] ? find_held_lock+0x36/0x1d0 [ 61.752860][ T8529] ? u32_dump+0xe90/0xe90 [ 61.757246][ T8529] ? __kasan_check_write+0x14/0x20 [ 61.762349][ T8529] ? __mutex_unlock_slowpath+0xe0/0x690 [ 61.767895][ T8529] tc_new_tfilter+0x101f/0x1ed0 [ 61.772745][ T8529] ? tc_del_tfilter+0x1330/0x1330 [ 61.777749][ T8529] ? __kasan_check_read+0x11/0x20 [ 61.782755][ T8529] ? mark_lock+0xc2/0x770 [ 61.787066][ T8529] ? __kasan_check_read+0x11/0x20 [ 61.792066][ T8529] ? hlock_class+0x52/0x120 [ 61.796545][ T8529] ? __lock_acquire+0xd2a/0x3ae0 [ 61.801471][ T8529] ? mark_held_locks+0x130/0x130 [ 61.806391][ T8529] ? apparmor_capable+0x35e/0x670 [ 61.811423][ T8529] ? find_held_lock+0x36/0x1d0 [ 61.816258][ T8529] ? rcu_read_lock_held_common+0x120/0x120 [ 61.822060][ T8529] ? tc_del_tfilter+0x1330/0x1330 [ 61.827061][ T8529] ? __kasan_check_read+0x11/0x20 [ 61.832060][ T8529] ? tc_del_tfilter+0x1330/0x1330 [ 61.837067][ T8529] rtnetlink_rcv_msg+0x622/0x8d0 [ 61.842004][ T8529] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 61.847448][ T8529] ? netlink_deliver_tap+0x160/0xac0 [ 61.852715][ T8529] netlink_rcv_skb+0x13c/0x380 [ 61.857464][ T8529] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 61.863054][ T8529] ? netlink_ack+0x9a0/0x9a0 [ 61.867642][ T8529] ? netlink_deliver_tap+0x178/0xac0 [ 61.872952][ T8529] rtnetlink_rcv+0x10/0x20 [ 61.877361][ T8529] netlink_unicast+0x474/0x6c0 [ 61.882110][ T8529] ? netlink_attachskb+0x740/0x740 [ 61.887201][ T8529] ? _copy_from_iter_full+0x18a/0x780 [ 61.892554][ T8529] ? __kasan_check_read+0x11/0x20 [ 61.897556][ T8529] ? __check_object_size+0x203/0x2ea [ 61.902819][ T8529] netlink_sendmsg+0x7ab/0xd50 [ 61.907561][ T8529] ? netlink_unicast+0x6c0/0x6c0 [ 61.912479][ T8529] ? apparmor_socket_sendmsg+0x1b/0x20 [ 61.917913][ T8529] ? netlink_unicast+0x6c0/0x6c0 [ 61.922824][ T8529] sock_sendmsg+0xb5/0xf0 [ 61.927146][ T8529] ____sys_sendmsg+0x3b6/0x950 [ 61.931886][ T8529] ? copy_msghdr_from_user+0xa4/0xf0 [ 61.937165][ T8529] ? kernel_sendmsg+0x30/0x30 [ 61.941823][ T8529] ? find_held_lock+0x36/0x1d0 [ 61.946573][ T8529] ___sys_sendmsg+0xe4/0x160 [ 61.951150][ T8529] ? sendmsg_copy_msghdr+0x30/0x30 [ 61.956238][ T8529] ? rcu_read_lock_held+0x9c/0xb0 [ 61.961239][ T8529] ? __kasan_check_read+0x11/0x20 [ 61.966240][ T8529] ? __fget_files+0x289/0x3f0 [ 61.970891][ T8529] ? ksys_dup3+0x2e0/0x2e0 [ 61.975285][ T8529] ? find_held_lock+0x36/0x1d0 [ 61.980027][ T8529] ? __fget_light+0x1b1/0x230 [ 61.984683][ T8529] ? __fdget+0xe/0x10 [ 61.988659][ T8529] ? sockfd_lookup_light+0x1c/0x150 [ 61.993856][ T8529] __sys_sendmmsg+0x160/0x370 [ 61.998517][ T8529] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 62.003537][ T8529] ? __kasan_check_write+0x14/0x20 [ 62.008639][ T8529] ? __mutex_unlock_slowpath+0xe0/0x690 [ 62.014173][ T8529] ? rcu_read_lock_any_held+0xcd/0xf0 [ 62.019537][ T8529] ? __kasan_check_write+0x14/0x20 [ 62.024630][ T8529] ? fput_many+0x1b/0x130 [ 62.028937][ T8529] ? fput+0xe/0x10 [ 62.032637][ T8529] ? ksys_write+0x187/0x220 [ 62.037125][ T8529] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 62.042563][ T8529] ? do_syscall_64+0x21/0x630 [ 62.047216][ T8529] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 62.053269][ T8529] __x64_sys_sendmmsg+0x98/0x100 [ 62.058192][ T8529] do_syscall_64+0xca/0x630 [ 62.062671][ T8529] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 62.068545][ T8529] RIP: 0033:0x45b349 [ 62.072421][ T8529] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 62.092009][ T8529] RSP: 002b:00007f3c020d5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 62.100426][ T8529] RAX: ffffffffffffffda RBX: 00007f3c020d66d4 RCX: 000000000045b349 [ 62.108373][ T8529] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 62.116323][ T8529] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 62.124275][ T8529] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 62.132226][ T8529] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 62.140190][ T8537] CPU: 0 PID: 8537 Comm: syz-executor.0 Not tainted 5.6.0-syzkaller #0 [ 62.147019][ T8539] FAULT_INJECTION: forcing a failure. [ 62.147019][ T8539] name failslab, interval 1, probability 0, space 0, times 0 [ 62.148423][ T8537] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.148427][ T8537] Call Trace: [ 62.148440][ T8537] dump_stack+0x12d/0x187 [ 62.148455][ T8537] should_fail.cold.4+0x5/0x13 [ 62.148465][ T8537] ? fault_create_debugfs_attr+0x150/0x150 [ 62.148477][ T8537] ? ___might_sleep+0x16b/0x2b0 [ 62.148489][ T8537] __should_failslab+0xba/0xf0 [ 62.148496][ T8537] should_failslab+0x9/0x14 [ 62.148506][ T8537] kmem_cache_alloc_node+0x266/0x760 [ 62.208500][ T8537] __alloc_skb+0xa7/0x570 [ 62.212807][ T8537] ? netdev_alloc_frag+0x160/0x160 [ 62.217913][ T8537] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 62.223527][ T8537] ? aa_sk_perm+0x1d1/0x890 [ 62.228132][ T8537] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 62.234367][ T8537] netlink_sendmsg+0x896/0xd50 [ 62.239135][ T8537] ? netlink_unicast+0x6c0/0x6c0 [ 62.244157][ T8537] ? apparmor_socket_sendmsg+0x1b/0x20 [ 62.249608][ T8537] ? netlink_unicast+0x6c0/0x6c0 [ 62.254537][ T8537] sock_sendmsg+0xb5/0xf0 [ 62.258857][ T8537] ____sys_sendmsg+0x3b6/0x950 [ 62.263604][ T8537] ? copy_msghdr_from_user+0xa4/0xf0 [ 62.268877][ T8537] ? kernel_sendmsg+0x30/0x30 [ 62.273537][ T8537] ? __kasan_check_read+0x11/0x20 [ 62.278544][ T8537] ? hlock_class+0x52/0x120 [ 62.283033][ T8537] ? __lock_acquire+0x1857/0x3ae0 [ 62.288044][ T8537] ___sys_sendmsg+0xe4/0x160 [ 62.292616][ T8537] ? sendmsg_copy_msghdr+0x30/0x30 [ 62.297842][ T8537] ? mark_held_locks+0x130/0x130 [ 62.302773][ T8537] ? find_held_lock+0x36/0x1d0 [ 62.307530][ T8537] ? __might_fault+0xf1/0x1b0 [ 62.312198][ T8537] ? lock_downgrade+0x960/0x960 [ 62.317037][ T8537] ? lock_release+0x960/0x960 [ 62.321703][ T8537] ? ___might_sleep+0x16b/0x2b0 [ 62.326551][ T8537] __sys_sendmmsg+0x160/0x370 [ 62.331215][ T8537] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 62.336233][ T8537] ? __kasan_check_write+0x14/0x20 [ 62.341333][ T8537] ? __mutex_unlock_slowpath+0xe0/0x690 [ 62.346868][ T8537] ? rcu_read_lock_any_held+0xcd/0xf0 [ 62.352239][ T8537] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 62.357783][ T8537] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 62.363835][ T8537] ? fput+0xe/0x10 [ 62.367547][ T8537] ? __kasan_check_write+0x14/0x20 [ 62.372650][ T8537] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 62.378098][ T8537] ? do_syscall_64+0x21/0x630 [ 62.382768][ T8537] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 62.388820][ T8537] __x64_sys_sendmmsg+0x98/0x100 [ 62.393740][ T8537] do_syscall_64+0xca/0x630 [ 62.398225][ T8537] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 62.404101][ T8537] RIP: 0033:0x45b349 [ 62.407982][ T8537] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 62.427580][ T8537] RSP: 002b:00007f6cdf1a2c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 62.435975][ T8537] RAX: ffffffffffffffda RBX: 00007f6cdf1a36d4 RCX: 000000000045b349 [ 62.443931][ T8537] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 62.451881][ T8537] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 62.459828][ T8537] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 62.467778][ T8537] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 62.475743][ T8539] CPU: 1 PID: 8539 Comm: syz-executor.5 Not tainted 5.6.0-syzkaller #0 [ 62.483983][ T8539] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.494029][ T8539] Call Trace: [ 62.497316][ T8539] dump_stack+0x12d/0x187 [ 62.501644][ T8539] should_fail.cold.4+0x5/0x13 [ 62.506405][ T8539] ? fault_create_debugfs_attr+0x150/0x150 [ 62.512205][ T8539] ? ___might_sleep+0x16b/0x2b0 [ 62.517050][ T8539] __should_failslab+0xba/0xf0 [ 62.521804][ T8539] should_failslab+0x9/0x14 [ 62.526298][ T8539] kmem_cache_alloc_node+0x266/0x760 [ 62.531608][ T8539] __alloc_skb+0xa7/0x570 [ 62.535933][ T8539] ? netdev_alloc_frag+0x160/0x160 [ 62.541033][ T8539] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 62.546659][ T8539] ? aa_sk_perm+0x1d1/0x890 [ 62.551241][ T8539] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 62.557456][ T8539] netlink_sendmsg+0x896/0xd50 [ 62.562198][ T8539] ? netlink_unicast+0x6c0/0x6c0 [ 62.567140][ T8539] ? apparmor_socket_sendmsg+0x1b/0x20 [ 62.572575][ T8539] ? netlink_unicast+0x6c0/0x6c0 [ 62.577491][ T8539] sock_sendmsg+0xb5/0xf0 [ 62.581794][ T8539] ____sys_sendmsg+0x3b6/0x950 [ 62.586535][ T8539] ? copy_msghdr_from_user+0xa4/0xf0 [ 62.591798][ T8539] ? kernel_sendmsg+0x30/0x30 [ 62.592990][ T8545] FAULT_INJECTION: forcing a failure. [ 62.592990][ T8545] name failslab, interval 1, probability 0, space 0, times 0 [ 62.596461][ T8539] ? __kasan_check_read+0x11/0x20 [ 62.596468][ T8539] ? hlock_class+0x52/0x120 [ 62.596473][ T8539] ? __lock_acquire+0x1857/0x3ae0 [ 62.596484][ T8539] ___sys_sendmsg+0xe4/0x160 [ 62.596490][ T8539] ? sendmsg_copy_msghdr+0x30/0x30 [ 62.596498][ T8539] ? mark_held_locks+0x130/0x130 [ 62.596508][ T8539] ? find_held_lock+0x36/0x1d0 [ 62.643007][ T8539] ? __might_fault+0xf1/0x1b0 [ 62.647667][ T8539] ? lock_downgrade+0x960/0x960 [ 62.652494][ T8539] ? lock_release+0x960/0x960 [ 62.657147][ T8539] ? ___might_sleep+0x16b/0x2b0 [ 62.661979][ T8539] __sys_sendmmsg+0x160/0x370 [ 62.666634][ T8539] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 62.671634][ T8539] ? __kasan_check_write+0x14/0x20 [ 62.676723][ T8539] ? __mutex_unlock_slowpath+0xe0/0x690 [ 62.682240][ T8539] ? rcu_read_lock_any_held+0xcd/0xf0 [ 62.687591][ T8539] ? __kasan_check_write+0x14/0x20 [ 62.692675][ T8539] ? fput_many+0x1b/0x130 [ 62.696976][ T8539] ? fput+0xe/0x10 [ 62.700673][ T8539] ? ksys_write+0x187/0x220 [ 62.705152][ T8539] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 62.710584][ T8539] ? do_syscall_64+0x21/0x630 [ 62.715237][ T8539] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 62.721284][ T8539] __x64_sys_sendmmsg+0x98/0x100 [ 62.726201][ T8539] do_syscall_64+0xca/0x630 [ 62.730678][ T8539] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 62.736555][ T8539] RIP: 0033:0x45b349 [ 62.740428][ T8539] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 62.760026][ T8539] RSP: 002b:00007f635497dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 62.768413][ T8539] RAX: ffffffffffffffda RBX: 00007f635497e6d4 RCX: 000000000045b349 [ 62.776361][ T8539] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 62.784311][ T8539] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 62.792272][ T8539] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 62.800220][ T8539] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 62.817155][ T8530] FAULT_INJECTION: forcing a failure. [ 62.817155][ T8530] name failslab, interval 1, probability 0, space 0, times 0 [ 62.825915][ T8545] CPU: 0 PID: 8545 Comm: syz-executor.2 Not tainted 5.6.0-syzkaller #0 [ 62.838014][ T8545] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.848070][ T8545] Call Trace: [ 62.851358][ T8545] dump_stack+0x12d/0x187 [ 62.855683][ T8545] should_fail.cold.4+0x5/0x13 [ 62.860435][ T8545] ? fault_create_debugfs_attr+0x150/0x150 [ 62.866230][ T8545] ? ___might_sleep+0x16b/0x2b0 [ 62.871073][ T8545] __should_failslab+0xba/0xf0 [ 62.875856][ T8545] should_failslab+0x9/0x14 [ 62.880342][ T8545] kmem_cache_alloc_node+0x266/0x760 [ 62.885611][ T8545] __alloc_skb+0xa7/0x570 [ 62.889919][ T8545] ? netdev_alloc_frag+0x160/0x160 [ 62.895013][ T8545] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 62.900630][ T8545] ? aa_sk_perm+0x1d1/0x890 [ 62.905124][ T8545] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 62.911354][ T8545] netlink_sendmsg+0x896/0xd50 [ 62.916108][ T8545] ? netlink_unicast+0x6c0/0x6c0 [ 62.921049][ T8545] ? apparmor_socket_sendmsg+0x1b/0x20 [ 62.926501][ T8545] ? netlink_unicast+0x6c0/0x6c0 [ 62.931429][ T8545] sock_sendmsg+0xb5/0xf0 [ 62.935756][ T8545] ____sys_sendmsg+0x3b6/0x950 [ 62.940510][ T8545] ? copy_msghdr_from_user+0xa4/0xf0 [ 62.945790][ T8545] ? kernel_sendmsg+0x30/0x30 [ 62.950452][ T8545] ? __kasan_check_read+0x11/0x20 [ 62.955452][ T8545] ? hlock_class+0x52/0x120 [ 62.959961][ T8545] ? __lock_acquire+0x1857/0x3ae0 [ 62.964966][ T8545] ___sys_sendmsg+0xe4/0x160 [ 62.969538][ T8545] ? sendmsg_copy_msghdr+0x30/0x30 [ 62.974630][ T8545] ? mark_held_locks+0x130/0x130 [ 62.979546][ T8545] ? find_held_lock+0x36/0x1d0 [ 62.984296][ T8545] ? __might_fault+0xf1/0x1b0 [ 62.988953][ T8545] ? lock_downgrade+0x960/0x960 [ 62.993783][ T8545] ? lock_release+0x960/0x960 [ 62.998436][ T8545] ? ___might_sleep+0x16b/0x2b0 [ 63.003288][ T8545] __sys_sendmmsg+0x160/0x370 [ 63.007949][ T8545] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 63.012961][ T8545] ? __kasan_check_write+0x14/0x20 [ 63.018049][ T8545] ? __mutex_unlock_slowpath+0xe0/0x690 [ 63.023571][ T8545] ? rcu_read_lock_any_held+0xcd/0xf0 [ 63.028926][ T8545] ? __kasan_check_write+0x14/0x20 [ 63.034013][ T8545] ? fput_many+0x1b/0x130 [ 63.038336][ T8545] ? fput+0xe/0x10 [ 63.042030][ T8545] ? ksys_write+0x187/0x220 [ 63.046518][ T8545] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 63.051967][ T8545] ? do_syscall_64+0x21/0x630 [ 63.056637][ T8545] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 63.062706][ T8545] __x64_sys_sendmmsg+0x98/0x100 [ 63.067645][ T8545] do_syscall_64+0xca/0x630 [ 63.072148][ T8545] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 63.078135][ T8545] RIP: 0033:0x45b349 [ 63.082021][ T8545] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 63.101618][ T8545] RSP: 002b:00007fb86bb47c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 63.110034][ T8545] RAX: ffffffffffffffda RBX: 00007fb86bb486d4 RCX: 000000000045b349 [ 63.117987][ T8545] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 63.125942][ T8545] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 63.133889][ T8545] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 63.141863][ T8545] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 63.149917][ T8530] CPU: 1 PID: 8530 Comm: syz-executor.1 Not tainted 5.6.0-syzkaller #0 [ 63.158159][ T8530] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.168205][ T8530] Call Trace: [ 63.171485][ T8530] dump_stack+0x12d/0x187 [ 63.175856][ T8530] should_fail.cold.4+0x5/0x13 [ 63.180617][ T8530] ? fault_create_debugfs_attr+0x150/0x150 [ 63.186419][ T8530] ? ___might_sleep+0x16b/0x2b0 [ 63.191270][ T8530] __should_failslab+0xba/0xf0 [ 63.196025][ T8530] should_failslab+0x9/0x14 [ 63.200521][ T8530] kmem_cache_alloc_trace+0x2df/0x780 [ 63.205901][ T8530] ? tcf_chain_get_by_act+0x13/0x20 [ 63.211204][ T8530] tcf_police_init+0x512/0x1550 [ 63.216062][ T8530] ? tcf_police_act+0xf00/0xf00 [ 63.220910][ T8530] ? find_held_lock+0x36/0x1d0 [ 63.225678][ T8530] ? tc_lookup_action_n+0x94/0xb0 [ 63.230696][ T8530] ? lock_downgrade+0x960/0x960 [ 63.235542][ T8530] ? lock_release+0x960/0x960 [ 63.240204][ T8530] ? is_bpf_text_address+0x78/0xe0 [ 63.245312][ T8530] ? __kasan_check_write+0x14/0x20 [ 63.250421][ T8530] tcf_action_init_1+0x1bf/0xa40 [ 63.255354][ T8530] ? tcf_action_dump_old+0x90/0x90 [ 63.260455][ T8530] ? save_stack+0x3f/0x50 [ 63.263574][ T8549] FAULT_INJECTION: forcing a failure. [ 63.263574][ T8549] name failslab, interval 1, probability 0, space 0, times 0 [ 63.264756][ T8530] ? save_stack+0x21/0x50 [ 63.264762][ T8530] ? __kasan_kmalloc.constprop.17+0xc7/0xd0 [ 63.264767][ T8530] ? kasan_kmalloc+0x9/0x10 [ 63.264774][ T8530] ? kmem_cache_alloc_trace+0x15b/0x780 [ 63.264781][ T8530] ? u32_change+0x81c/0x3212 [ 63.264787][ T8530] ? tc_new_tfilter+0x101f/0x1ed0 [ 63.264796][ T8530] ? rtnetlink_rcv_msg+0x622/0x8d0 [ 63.312260][ T8530] ? netlink_rcv_skb+0x13c/0x380 [ 63.317174][ T8530] ? rtnetlink_rcv+0x10/0x20 [ 63.321736][ T8530] ? netlink_unicast+0x474/0x6c0 [ 63.326666][ T8530] ? netlink_sendmsg+0x7ab/0xd50 [ 63.331587][ T8530] ? sock_sendmsg+0xb5/0xf0 [ 63.336063][ T8530] ? ____sys_sendmsg+0x3b6/0x950 [ 63.340973][ T8530] ? ___sys_sendmsg+0xe4/0x160 [ 63.345718][ T8530] ? __sys_sendmmsg+0x160/0x370 [ 63.350544][ T8530] ? __x64_sys_sendmmsg+0x98/0x100 [ 63.355629][ T8530] ? do_syscall_64+0xca/0x630 [ 63.360278][ T8530] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 63.366336][ T8530] ? mark_held_locks+0x130/0x130 [ 63.371279][ T8530] ? hlock_class+0x52/0x120 [ 63.375777][ T8530] tcf_exts_validate+0xf9/0x4d0 [ 63.380608][ T8530] ? __kasan_check_read+0x11/0x20 [ 63.385609][ T8530] ? mark_lock+0xc2/0x770 [ 63.389915][ T8530] ? tcf_exts_change+0x150/0x150 [ 63.394838][ T8530] u32_set_parms+0x9b/0xb10 [ 63.399322][ T8530] ? u32_bind_class+0x2a0/0x2a0 [ 63.404148][ T8530] ? kmem_cache_alloc_trace+0x39b/0x780 [ 63.409693][ T8530] u32_change+0x930/0x3212 [ 63.414084][ T8530] ? find_held_lock+0x36/0x1d0 [ 63.418829][ T8530] ? u32_dump+0xe90/0xe90 [ 63.423138][ T8530] ? __kasan_check_write+0x14/0x20 [ 63.428227][ T8530] ? __mutex_unlock_slowpath+0xe0/0x690 [ 63.433760][ T8530] tc_new_tfilter+0x101f/0x1ed0 [ 63.438595][ T8530] ? tc_del_tfilter+0x1330/0x1330 [ 63.443590][ T8530] ? __kasan_check_read+0x11/0x20 [ 63.448585][ T8530] ? mark_lock+0xc2/0x770 [ 63.452891][ T8530] ? __kasan_check_read+0x11/0x20 [ 63.457891][ T8530] ? hlock_class+0x52/0x120 [ 63.462369][ T8530] ? __lock_acquire+0xd2a/0x3ae0 [ 63.467291][ T8530] ? mark_held_locks+0x130/0x130 [ 63.472206][ T8530] ? apparmor_capable+0x35e/0x670 [ 63.477218][ T8530] ? find_held_lock+0x36/0x1d0 [ 63.481969][ T8530] ? rcu_read_lock_held_common+0x120/0x120 [ 63.487749][ T8530] ? tc_del_tfilter+0x1330/0x1330 [ 63.492752][ T8530] ? __kasan_check_read+0x11/0x20 [ 63.497753][ T8530] ? tc_del_tfilter+0x1330/0x1330 [ 63.502753][ T8530] rtnetlink_rcv_msg+0x622/0x8d0 [ 63.507667][ T8530] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 63.513104][ T8530] ? netlink_deliver_tap+0x160/0xac0 [ 63.518365][ T8530] netlink_rcv_skb+0x13c/0x380 [ 63.523102][ T8530] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 63.528532][ T8530] ? netlink_ack+0x9a0/0x9a0 [ 63.533096][ T8530] ? netlink_deliver_tap+0x178/0xac0 [ 63.538357][ T8530] rtnetlink_rcv+0x10/0x20 [ 63.542746][ T8530] netlink_unicast+0x474/0x6c0 [ 63.547486][ T8530] ? netlink_attachskb+0x740/0x740 [ 63.552582][ T8530] ? _copy_from_iter_full+0x18a/0x780 [ 63.557941][ T8530] ? __kasan_check_read+0x11/0x20 [ 63.562947][ T8530] ? __check_object_size+0x203/0x2ea [ 63.568315][ T8530] netlink_sendmsg+0x7ab/0xd50 [ 63.573058][ T8530] ? netlink_unicast+0x6c0/0x6c0 [ 63.577978][ T8530] ? apparmor_socket_sendmsg+0x1b/0x20 [ 63.583413][ T8530] ? netlink_unicast+0x6c0/0x6c0 [ 63.588336][ T8530] sock_sendmsg+0xb5/0xf0 [ 63.592647][ T8530] ____sys_sendmsg+0x3b6/0x950 [ 63.597390][ T8530] ? copy_msghdr_from_user+0xa4/0xf0 [ 63.602654][ T8530] ? kernel_sendmsg+0x30/0x30 [ 63.607306][ T8530] ? find_held_lock+0x36/0x1d0 [ 63.612052][ T8530] ___sys_sendmsg+0xe4/0x160 [ 63.616619][ T8530] ? sendmsg_copy_msghdr+0x30/0x30 [ 63.621702][ T8530] ? rcu_read_lock_held+0x9c/0xb0 [ 63.626700][ T8530] ? __kasan_check_read+0x11/0x20 [ 63.631701][ T8530] ? __fget_files+0x289/0x3f0 [ 63.636364][ T8530] ? ksys_dup3+0x2e0/0x2e0 [ 63.640753][ T8530] ? find_held_lock+0x36/0x1d0 [ 63.645496][ T8530] ? __fget_light+0x1b1/0x230 [ 63.650159][ T8530] ? __fdget+0xe/0x10 [ 63.654121][ T8530] ? sockfd_lookup_light+0x1c/0x150 [ 63.659307][ T8530] __sys_sendmmsg+0x160/0x370 [ 63.663959][ T8530] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 63.668978][ T8530] ? __kasan_check_write+0x14/0x20 [ 63.674071][ T8530] ? __mutex_unlock_slowpath+0xe0/0x690 [ 63.679610][ T8530] ? rcu_read_lock_any_held+0xcd/0xf0 [ 63.685059][ T8530] ? __kasan_check_write+0x14/0x20 [ 63.690173][ T8530] ? fput_many+0x1b/0x130 [ 63.694512][ T8530] ? fput+0xe/0x10 [ 63.698216][ T8530] ? ksys_write+0x187/0x220 [ 63.702703][ T8530] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 63.708143][ T8530] ? do_syscall_64+0x21/0x630 [ 63.712800][ T8530] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 63.718858][ T8530] __x64_sys_sendmmsg+0x98/0x100 [ 63.723792][ T8530] do_syscall_64+0xca/0x630 [ 63.728274][ T8530] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 63.734144][ T8530] RIP: 0033:0x45b349 [ 63.738018][ T8530] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 63.757606][ T8530] RSP: 002b:00007fda73e3ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 63.766001][ T8530] RAX: ffffffffffffffda RBX: 00007fda73e3b6d4 RCX: 000000000045b349 [ 63.773961][ T8530] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 63.781920][ T8530] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 63.789871][ T8530] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 63.797820][ T8530] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 63.807184][ T8549] CPU: 0 PID: 8549 Comm: syz-executor.0 Not tainted 5.6.0-syzkaller #0 [ 63.815422][ T8549] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.825471][ T8549] Call Trace: [ 63.828758][ T8549] dump_stack+0x12d/0x187 [ 63.833085][ T8549] should_fail.cold.4+0x5/0x13 [ 63.837850][ T8549] ? fault_create_debugfs_attr+0x150/0x150 [ 63.843652][ T8549] ? ___might_sleep+0x16b/0x2b0 [ 63.848500][ T8549] __should_failslab+0xba/0xf0 [ 63.853257][ T8549] should_failslab+0x9/0x14 [ 63.857754][ T8549] kmem_cache_alloc_node+0x266/0x760 [ 63.863039][ T8549] __alloc_skb+0xa7/0x570 [ 63.867368][ T8549] ? netdev_alloc_frag+0x160/0x160 [ 63.872465][ T8549] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 63.876551][ T8532] FAULT_INJECTION: forcing a failure. [ 63.876551][ T8532] name failslab, interval 1, probability 0, space 0, times 0 [ 63.878069][ T8549] ? aa_sk_perm+0x1d1/0x890 [ 63.878080][ T8549] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 63.878091][ T8549] netlink_sendmsg+0x896/0xd50 [ 63.878102][ T8549] ? netlink_unicast+0x6c0/0x6c0 [ 63.878116][ T8549] ? apparmor_socket_sendmsg+0x1b/0x20 [ 63.878123][ T8549] ? netlink_unicast+0x6c0/0x6c0 [ 63.878131][ T8549] sock_sendmsg+0xb5/0xf0 [ 63.925748][ T8549] ____sys_sendmsg+0x3b6/0x950 [ 63.930496][ T8549] ? copy_msghdr_from_user+0xa4/0xf0 [ 63.935767][ T8549] ? kernel_sendmsg+0x30/0x30 [ 63.940436][ T8549] ? __kasan_check_read+0x11/0x20 [ 63.945452][ T8549] ? hlock_class+0x52/0x120 [ 63.949954][ T8549] ? __lock_acquire+0x1857/0x3ae0 [ 63.954975][ T8549] ___sys_sendmsg+0xe4/0x160 [ 63.959561][ T8549] ? sendmsg_copy_msghdr+0x30/0x30 [ 63.964665][ T8549] ? mark_held_locks+0x130/0x130 [ 63.969595][ T8549] ? find_held_lock+0x36/0x1d0 [ 63.974460][ T8549] ? __might_fault+0xf1/0x1b0 [ 63.979117][ T8549] ? lock_downgrade+0x960/0x960 [ 63.983958][ T8549] ? lock_release+0x960/0x960 [ 63.988622][ T8549] ? ___might_sleep+0x16b/0x2b0 [ 63.993465][ T8549] __sys_sendmmsg+0x160/0x370 [ 63.998136][ T8549] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 64.003156][ T8549] ? __kasan_check_write+0x14/0x20 [ 64.008259][ T8549] ? __mutex_unlock_slowpath+0xe0/0x690 [ 64.013932][ T8549] ? rcu_read_lock_any_held+0xcd/0xf0 [ 64.019295][ T8549] ? __kasan_check_write+0x14/0x20 [ 64.024397][ T8549] ? fput_many+0x1b/0x130 [ 64.028704][ T8549] ? fput+0xe/0x10 [ 64.032403][ T8549] ? ksys_write+0x187/0x220 [ 64.036884][ T8549] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 64.042320][ T8549] ? do_syscall_64+0x21/0x630 [ 64.046985][ T8549] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 64.053039][ T8549] __x64_sys_sendmmsg+0x98/0x100 [ 64.057955][ T8549] do_syscall_64+0xca/0x630 [ 64.062439][ T8549] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 64.068310][ T8549] RIP: 0033:0x45b349 [ 64.072185][ T8549] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 64.091763][ T8549] RSP: 002b:00007f6cdf1c3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 64.100152][ T8549] RAX: ffffffffffffffda RBX: 00007f6cdf1c46d4 RCX: 000000000045b349 [ 64.105113][ T8558] FAULT_INJECTION: forcing a failure. [ 64.105113][ T8558] name failslab, interval 1, probability 0, space 0, times 0 [ 64.108102][ T8549] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 64.108106][ T8549] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 64.108109][ T8549] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 64.108113][ T8549] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 64.116957][ T8532] CPU: 0 PID: 8532 Comm: syz-executor.4 Not tainted 5.6.0-syzkaller #0 [ 64.162006][ T8532] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.172051][ T8532] Call Trace: [ 64.175326][ T8532] dump_stack+0x12d/0x187 [ 64.179638][ T8532] should_fail.cold.4+0x5/0x13 [ 64.184388][ T8532] ? fault_create_debugfs_attr+0x150/0x150 [ 64.190182][ T8532] ? ___might_sleep+0x16b/0x2b0 [ 64.195023][ T8532] __should_failslab+0xba/0xf0 [ 64.199767][ T8532] should_failslab+0x9/0x14 [ 64.204244][ T8532] kmem_cache_alloc_trace+0x2df/0x780 [ 64.209598][ T8532] ? tcf_chain_get_by_act+0x13/0x20 [ 64.214780][ T8532] tcf_police_init+0x512/0x1550 [ 64.219613][ T8532] ? tcf_police_act+0xf00/0xf00 [ 64.224444][ T8532] ? find_held_lock+0x36/0x1d0 [ 64.229196][ T8532] ? tc_lookup_action_n+0x94/0xb0 [ 64.234200][ T8532] ? lock_downgrade+0x960/0x960 [ 64.239024][ T8532] ? lock_release+0x960/0x960 [ 64.243674][ T8532] ? is_bpf_text_address+0x78/0xe0 [ 64.248770][ T8532] ? __kasan_check_write+0x14/0x20 [ 64.253870][ T8532] tcf_action_init_1+0x1bf/0xa40 [ 64.258798][ T8532] ? tcf_action_dump_old+0x90/0x90 [ 64.264863][ T8532] ? save_stack+0x3f/0x50 [ 64.269180][ T8532] ? save_stack+0x21/0x50 [ 64.273491][ T8532] ? __kasan_kmalloc.constprop.17+0xc7/0xd0 [ 64.279357][ T8532] ? kasan_kmalloc+0x9/0x10 [ 64.283849][ T8532] ? kmem_cache_alloc_trace+0x15b/0x780 [ 64.289379][ T8532] ? u32_change+0x81c/0x3212 [ 64.293961][ T8532] ? tc_new_tfilter+0x101f/0x1ed0 [ 64.298973][ T8532] ? rtnetlink_rcv_msg+0x622/0x8d0 [ 64.304090][ T8532] ? netlink_rcv_skb+0x13c/0x380 [ 64.309015][ T8532] ? rtnetlink_rcv+0x10/0x20 [ 64.313597][ T8532] ? netlink_unicast+0x474/0x6c0 [ 64.318532][ T8532] ? netlink_sendmsg+0x7ab/0xd50 [ 64.323452][ T8532] ? sock_sendmsg+0xb5/0xf0 [ 64.327940][ T8532] ? ____sys_sendmsg+0x3b6/0x950 [ 64.332858][ T8532] ? ___sys_sendmsg+0xe4/0x160 [ 64.337603][ T8532] ? __sys_sendmmsg+0x160/0x370 [ 64.342436][ T8532] ? __x64_sys_sendmmsg+0x98/0x100 [ 64.347530][ T8532] ? do_syscall_64+0xca/0x630 [ 64.352193][ T8532] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 64.358244][ T8532] ? mark_held_locks+0x130/0x130 [ 64.363162][ T8532] ? hlock_class+0x52/0x120 [ 64.367779][ T8532] tcf_exts_validate+0xf9/0x4d0 [ 64.372623][ T8532] ? __kasan_check_read+0x11/0x20 [ 64.377631][ T8532] ? mark_lock+0xc2/0x770 [ 64.381942][ T8532] ? tcf_exts_change+0x150/0x150 [ 64.386875][ T8532] u32_set_parms+0x9b/0xb10 [ 64.391367][ T8532] ? u32_bind_class+0x2a0/0x2a0 [ 64.396200][ T8532] ? kmem_cache_alloc_trace+0x39b/0x780 [ 64.401728][ T8532] u32_change+0x930/0x3212 [ 64.406124][ T8532] ? find_held_lock+0x36/0x1d0 [ 64.410878][ T8532] ? u32_dump+0xe90/0xe90 [ 64.415197][ T8532] ? __kasan_check_write+0x14/0x20 [ 64.420287][ T8532] ? __mutex_unlock_slowpath+0xe0/0x690 [ 64.425822][ T8532] tc_new_tfilter+0x101f/0x1ed0 [ 64.430669][ T8532] ? tc_del_tfilter+0x1330/0x1330 [ 64.435674][ T8532] ? __kasan_check_read+0x11/0x20 [ 64.440684][ T8532] ? mark_lock+0xc2/0x770 [ 64.445008][ T8532] ? __kasan_check_read+0x11/0x20 [ 64.450022][ T8532] ? hlock_class+0x52/0x120 [ 64.454514][ T8532] ? __lock_acquire+0xd2a/0x3ae0 [ 64.459443][ T8532] ? mark_held_locks+0x130/0x130 [ 64.464363][ T8532] ? apparmor_capable+0x35e/0x670 [ 64.469379][ T8532] ? find_held_lock+0x36/0x1d0 [ 64.474137][ T8532] ? rcu_read_lock_held_common+0x120/0x120 [ 64.479923][ T8532] ? tc_del_tfilter+0x1330/0x1330 [ 64.484927][ T8532] ? __kasan_check_read+0x11/0x20 [ 64.489937][ T8532] ? tc_del_tfilter+0x1330/0x1330 [ 64.494945][ T8532] rtnetlink_rcv_msg+0x622/0x8d0 [ 64.499860][ T8532] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 64.505302][ T8532] ? netlink_deliver_tap+0x160/0xac0 [ 64.510576][ T8532] netlink_rcv_skb+0x13c/0x380 [ 64.515322][ T8532] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 64.520786][ T8532] ? netlink_ack+0x9a0/0x9a0 [ 64.525365][ T8532] ? netlink_deliver_tap+0x178/0xac0 [ 64.530636][ T8532] rtnetlink_rcv+0x10/0x20 [ 64.535033][ T8532] netlink_unicast+0x474/0x6c0 [ 64.539777][ T8532] ? netlink_attachskb+0x740/0x740 [ 64.544862][ T8532] ? _copy_from_iter_full+0x18a/0x780 [ 64.550213][ T8532] ? __kasan_check_read+0x11/0x20 [ 64.555220][ T8532] ? __check_object_size+0x203/0x2ea [ 64.560483][ T8532] netlink_sendmsg+0x7ab/0xd50 [ 64.565227][ T8532] ? netlink_unicast+0x6c0/0x6c0 [ 64.570154][ T8532] ? apparmor_socket_sendmsg+0x1b/0x20 [ 64.575601][ T8532] ? netlink_unicast+0x6c0/0x6c0 [ 64.580517][ T8532] sock_sendmsg+0xb5/0xf0 [ 64.584830][ T8532] ____sys_sendmsg+0x3b6/0x950 [ 64.589578][ T8532] ? copy_msghdr_from_user+0xa4/0xf0 [ 64.594846][ T8532] ? kernel_sendmsg+0x30/0x30 [ 64.599502][ T8532] ? find_held_lock+0x36/0x1d0 [ 64.604252][ T8532] ___sys_sendmsg+0xe4/0x160 [ 64.608821][ T8532] ? sendmsg_copy_msghdr+0x30/0x30 [ 64.613914][ T8532] ? rcu_read_lock_held+0x9c/0xb0 [ 64.618915][ T8532] ? __kasan_check_read+0x11/0x20 [ 64.623931][ T8532] ? __fget_files+0x289/0x3f0 [ 64.628610][ T8532] ? ksys_dup3+0x2e0/0x2e0 [ 64.633037][ T8532] ? find_held_lock+0x36/0x1d0 [ 64.637787][ T8532] ? __fget_light+0x1b1/0x230 [ 64.642443][ T8532] ? __fdget+0xe/0x10 [ 64.646413][ T8532] ? sockfd_lookup_light+0x1c/0x150 [ 64.651601][ T8532] __sys_sendmmsg+0x160/0x370 [ 64.656262][ T8532] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 64.661283][ T8532] ? __kasan_check_write+0x14/0x20 [ 64.666377][ T8532] ? __mutex_unlock_slowpath+0xe0/0x690 [ 64.671907][ T8532] ? rcu_read_lock_any_held+0xcd/0xf0 [ 64.677270][ T8532] ? __kasan_check_write+0x14/0x20 [ 64.682363][ T8532] ? fput_many+0x1b/0x130 [ 64.686672][ T8532] ? fput+0xe/0x10 [ 64.690377][ T8532] ? ksys_write+0x187/0x220 [ 64.694872][ T8532] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 64.700315][ T8532] ? do_syscall_64+0x21/0x630 [ 64.704970][ T8532] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 64.711024][ T8532] __x64_sys_sendmmsg+0x98/0x100 [ 64.715945][ T8532] do_syscall_64+0xca/0x630 [ 64.720428][ T8532] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 64.726300][ T8532] RIP: 0033:0x45b349 [ 64.730183][ T8532] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 64.749777][ T8532] RSP: 002b:00007f438f768c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 64.758180][ T8532] RAX: ffffffffffffffda RBX: 00007f438f7696d4 RCX: 000000000045b349 [ 64.766147][ T8532] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 64.774105][ T8532] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 64.782058][ T8532] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 64.790013][ T8532] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 64.809769][ T8558] CPU: 0 PID: 8558 Comm: syz-executor.1 Not tainted 5.6.0-syzkaller #0 [ 64.818026][ T8558] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.828073][ T8558] Call Trace: [ 64.831360][ T8558] dump_stack+0x12d/0x187 [ 64.835688][ T8558] should_fail.cold.4+0x5/0x13 [ 64.840457][ T8558] ? fault_create_debugfs_attr+0x150/0x150 [ 64.846257][ T8558] ? ___might_sleep+0x16b/0x2b0 [ 64.851109][ T8558] __should_failslab+0xba/0xf0 [ 64.855870][ T8558] should_failslab+0x9/0x14 [ 64.860366][ T8558] kmem_cache_alloc_node+0x266/0x760 [ 64.865655][ T8558] __alloc_skb+0xa7/0x570 [ 64.869975][ T8558] ? netdev_alloc_frag+0x160/0x160 [ 64.875079][ T8558] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 64.880705][ T8558] ? aa_sk_perm+0x1d1/0x890 [ 64.885309][ T8558] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 64.891548][ T8558] netlink_sendmsg+0x896/0xd50 [ 64.896308][ T8558] ? netlink_unicast+0x6c0/0x6c0 [ 64.901244][ T8558] ? apparmor_socket_sendmsg+0x1b/0x20 [ 64.906692][ T8558] ? netlink_unicast+0x6c0/0x6c0 [ 64.911621][ T8558] sock_sendmsg+0xb5/0xf0 [ 64.915943][ T8558] ____sys_sendmsg+0x3b6/0x950 [ 64.920696][ T8558] ? copy_msghdr_from_user+0xa4/0xf0 [ 64.925993][ T8558] ? kernel_sendmsg+0x30/0x30 [ 64.930662][ T8558] ? __kasan_check_read+0x11/0x20 [ 64.935671][ T8558] ? hlock_class+0x52/0x120 [ 64.940165][ T8558] ? __lock_acquire+0x1857/0x3ae0 [ 64.945180][ T8558] ___sys_sendmsg+0xe4/0x160 [ 64.949760][ T8558] ? sendmsg_copy_msghdr+0x30/0x30 [ 64.954867][ T8558] ? mark_held_locks+0x130/0x130 [ 64.959799][ T8558] ? find_held_lock+0x36/0x1d0 [ 64.964558][ T8558] ? __might_fault+0xf1/0x1b0 [ 64.969226][ T8558] ? lock_downgrade+0x960/0x960 [ 64.974063][ T8558] ? lock_release+0x960/0x960 [ 64.978737][ T8558] ? ___might_sleep+0x16b/0x2b0 [ 64.983584][ T8558] __sys_sendmmsg+0x160/0x370 [ 64.988253][ T8558] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 64.993272][ T8558] ? __kasan_check_write+0x14/0x20 [ 64.998481][ T8558] ? __mutex_unlock_slowpath+0xe0/0x690 [ 65.004019][ T8558] ? rcu_read_lock_any_held+0xcd/0xf0 [ 65.009398][ T8558] ? __kasan_check_write+0x14/0x20 [ 65.013789][ T8566] FAULT_INJECTION: forcing a failure. [ 65.013789][ T8566] name failslab, interval 1, probability 0, space 0, times 0 [ 65.014492][ T8558] ? fput_many+0x1b/0x130 [ 65.014499][ T8558] ? fput+0xe/0x10 [ 65.014505][ T8558] ? ksys_write+0x187/0x220 [ 65.014516][ T8558] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 65.014524][ T8558] ? do_syscall_64+0x21/0x630 [ 65.014533][ T8558] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 65.014543][ T8558] __x64_sys_sendmmsg+0x98/0x100 [ 65.014552][ T8558] do_syscall_64+0xca/0x630 [ 65.065104][ T8558] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 65.071101][ T8558] RIP: 0033:0x45b349 [ 65.074985][ T8558] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 65.094576][ T8558] RSP: 002b:00007fda73db6c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 65.102964][ T8558] RAX: ffffffffffffffda RBX: 00007fda73db76d4 RCX: 000000000045b349 [ 65.110923][ T8558] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000006 [ 65.118887][ T8558] RBP: 000000000075c1c0 R08: 0000000000000000 R09: 0000000000000000 [ 65.126963][ T8558] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000007 [ 65.134918][ T8558] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 65.142883][ T8566] CPU: 1 PID: 8566 Comm: syz-executor.5 Not tainted 5.6.0-syzkaller #0 [ 65.151118][ T8566] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.161164][ T8566] Call Trace: [ 65.164448][ T8566] dump_stack+0x12d/0x187 [ 65.168776][ T8566] should_fail.cold.4+0x5/0x13 [ 65.173529][ T8566] ? fault_create_debugfs_attr+0x150/0x150 [ 65.179313][ T8566] ? ___might_sleep+0x16b/0x2b0 [ 65.184137][ T8566] __should_failslab+0xba/0xf0 [ 65.188871][ T8566] should_failslab+0x9/0x14 [ 65.193345][ T8566] kmem_cache_alloc_node+0x266/0x760 [ 65.198609][ T8566] __alloc_skb+0xa7/0x570 [ 65.202918][ T8566] ? netdev_alloc_frag+0x160/0x160 [ 65.206722][ T8568] FAULT_INJECTION: forcing a failure. [ 65.206722][ T8568] name failslab, interval 1, probability 0, space 0, times 0 [ 65.208007][ T8566] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 65.208015][ T8566] ? aa_sk_perm+0x1d1/0x890 [ 65.208024][ T8566] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 65.208034][ T8566] netlink_sendmsg+0x896/0xd50 [ 65.241772][ T8566] ? netlink_unicast+0x6c0/0x6c0 [ 65.246692][ T8566] ? apparmor_socket_sendmsg+0x1b/0x20 [ 65.252128][ T8566] ? netlink_unicast+0x6c0/0x6c0 [ 65.257043][ T8566] sock_sendmsg+0xb5/0xf0 [ 65.261351][ T8566] ____sys_sendmsg+0x3b6/0x950 [ 65.266093][ T8566] ? copy_msghdr_from_user+0xa4/0xf0 [ 65.271363][ T8566] ? kernel_sendmsg+0x30/0x30 [ 65.276016][ T8566] ? __kasan_check_read+0x11/0x20 [ 65.281013][ T8566] ? hlock_class+0x52/0x120 [ 65.285489][ T8566] ? __lock_acquire+0x1857/0x3ae0 [ 65.290488][ T8566] ___sys_sendmsg+0xe4/0x160 [ 65.295052][ T8566] ? sendmsg_copy_msghdr+0x30/0x30 [ 65.300137][ T8566] ? mark_held_locks+0x130/0x130 [ 65.305058][ T8566] ? find_held_lock+0x36/0x1d0 [ 65.309806][ T8566] ? __might_fault+0xf1/0x1b0 [ 65.314458][ T8566] ? lock_downgrade+0x960/0x960 [ 65.319284][ T8566] ? lock_release+0x960/0x960 [ 65.323938][ T8566] ? ___might_sleep+0x16b/0x2b0 [ 65.328790][ T8566] __sys_sendmmsg+0x160/0x370 [ 65.333451][ T8566] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 65.338459][ T8566] ? __kasan_check_write+0x14/0x20 [ 65.343543][ T8566] ? __mutex_unlock_slowpath+0xe0/0x690 [ 65.349073][ T8566] ? rcu_read_lock_any_held+0xcd/0xf0 [ 65.354530][ T8566] ? __kasan_check_write+0x14/0x20 [ 65.359619][ T8566] ? fput_many+0x1b/0x130 [ 65.363939][ T8566] ? fput+0xe/0x10 [ 65.367757][ T8566] ? ksys_write+0x187/0x220 [ 65.372244][ T8566] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 65.377680][ T8566] ? do_syscall_64+0x21/0x630 [ 65.382339][ T8566] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 65.388390][ T8566] __x64_sys_sendmmsg+0x98/0x100 [ 65.393306][ T8566] do_syscall_64+0xca/0x630 [ 65.397786][ T8566] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 65.403666][ T8566] RIP: 0033:0x45b349 [ 65.407536][ T8566] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 65.427116][ T8566] RSP: 002b:00007f635497dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 65.435507][ T8566] RAX: ffffffffffffffda RBX: 00007f635497e6d4 RCX: 000000000045b349 [ 65.443461][ T8566] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 65.451419][ T8566] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 65.459396][ T8566] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 65.467352][ T8566] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 2020/04/16 21:32:01 executed programs: 26 [ 65.475417][ T8568] CPU: 0 PID: 8568 Comm: syz-executor.4 Not tainted 5.6.0-syzkaller #0 [ 65.483656][ T8568] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.493699][ T8568] Call Trace: [ 65.496985][ T8568] dump_stack+0x12d/0x187 [ 65.501316][ T8568] should_fail.cold.4+0x5/0x13 [ 65.506068][ T8568] ? fault_create_debugfs_attr+0x150/0x150 [ 65.511997][ T8568] ? ___might_sleep+0x16b/0x2b0 [ 65.516840][ T8568] __should_failslab+0xba/0xf0 [ 65.521598][ T8568] should_failslab+0x9/0x14 [ 65.526097][ T8568] kmem_cache_alloc_node+0x266/0x760 [ 65.531382][ T8568] __alloc_skb+0xa7/0x570 [ 65.535704][ T8568] ? netdev_alloc_frag+0x160/0x160 [ 65.540799][ T8568] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 65.546422][ T8568] ? aa_sk_perm+0x1d1/0x890 [ 65.550919][ T8568] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 65.557154][ T8568] netlink_sendmsg+0x896/0xd50 [ 65.561911][ T8568] ? netlink_unicast+0x6c0/0x6c0 [ 65.566847][ T8568] ? apparmor_socket_sendmsg+0x1b/0x20 [ 65.572307][ T8568] ? netlink_unicast+0x6c0/0x6c0 [ 65.577235][ T8568] sock_sendmsg+0xb5/0xf0 [ 65.581558][ T8568] ____sys_sendmsg+0x3b6/0x950 [ 65.586312][ T8568] ? copy_msghdr_from_user+0xa4/0xf0 [ 65.591588][ T8568] ? kernel_sendmsg+0x30/0x30 [ 65.596255][ T8568] ? __kasan_check_read+0x11/0x20 [ 65.598715][ T8575] FAULT_INJECTION: forcing a failure. [ 65.598715][ T8575] name failslab, interval 1, probability 0, space 0, times 0 [ 65.601277][ T8568] ? hlock_class+0x52/0x120 [ 65.601284][ T8568] ? __lock_acquire+0x1857/0x3ae0 [ 65.601295][ T8568] ___sys_sendmsg+0xe4/0x160 [ 65.601303][ T8568] ? sendmsg_copy_msghdr+0x30/0x30 [ 65.601312][ T8568] ? mark_held_locks+0x130/0x130 [ 65.601321][ T8568] ? find_held_lock+0x36/0x1d0 [ 65.601334][ T8568] ? __might_fault+0xf1/0x1b0 [ 65.601341][ T8568] ? lock_downgrade+0x960/0x960 [ 65.601347][ T8568] ? lock_release+0x960/0x960 [ 65.601358][ T8568] ? ___might_sleep+0x16b/0x2b0 [ 65.661647][ T8568] __sys_sendmmsg+0x160/0x370 [ 65.666311][ T8568] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 65.671330][ T8568] ? __kasan_check_write+0x14/0x20 [ 65.676418][ T8568] ? __mutex_unlock_slowpath+0xe0/0x690 [ 65.681938][ T8568] ? rcu_read_lock_any_held+0xcd/0xf0 [ 65.687291][ T8568] ? __kasan_check_write+0x14/0x20 [ 65.692395][ T8568] ? fput_many+0x1b/0x130 [ 65.696714][ T8568] ? fput+0xe/0x10 [ 65.700455][ T8568] ? ksys_write+0x187/0x220 [ 65.704949][ T8568] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 65.710405][ T8568] ? do_syscall_64+0x21/0x630 [ 65.715080][ T8568] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 65.721136][ T8568] __x64_sys_sendmmsg+0x98/0x100 [ 65.726056][ T8568] do_syscall_64+0xca/0x630 [ 65.730546][ T8568] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 65.736424][ T8568] RIP: 0033:0x45b349 [ 65.740305][ T8568] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 65.759894][ T8568] RSP: 002b:00007f438f747c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 65.768295][ T8568] RAX: ffffffffffffffda RBX: 00007f438f7486d4 RCX: 000000000045b349 [ 65.769974][ T8582] FAULT_INJECTION: forcing a failure. [ 65.769974][ T8582] name failslab, interval 1, probability 0, space 0, times 0 [ 65.776252][ T8568] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 65.776256][ T8568] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 65.776259][ T8568] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 65.776263][ T8568] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 65.829888][ T8575] CPU: 1 PID: 8575 Comm: syz-executor.5 Not tainted 5.6.0-syzkaller #0 [ 65.838151][ T8575] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.848198][ T8575] Call Trace: [ 65.851529][ T8575] dump_stack+0x12d/0x187 [ 65.855839][ T8575] should_fail.cold.4+0x5/0x13 [ 65.860580][ T8575] ? fault_create_debugfs_attr+0x150/0x150 [ 65.866363][ T8575] ? ___might_sleep+0x16b/0x2b0 [ 65.871198][ T8575] __should_failslab+0xba/0xf0 [ 65.875937][ T8575] should_failslab+0x9/0x14 [ 65.880461][ T8575] kmem_cache_alloc_node+0x266/0x760 [ 65.885735][ T8575] __alloc_skb+0xa7/0x570 [ 65.887164][ T8585] FAULT_INJECTION: forcing a failure. [ 65.887164][ T8585] name failslab, interval 1, probability 0, space 0, times 0 [ 65.890054][ T8575] ? netdev_alloc_frag+0x160/0x160 [ 65.890063][ T8575] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 65.890070][ T8575] ? aa_sk_perm+0x1d1/0x890 [ 65.890080][ T8575] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 65.890091][ T8575] netlink_sendmsg+0x896/0xd50 [ 65.890103][ T8575] ? netlink_unicast+0x6c0/0x6c0 [ 65.890116][ T8575] ? apparmor_socket_sendmsg+0x1b/0x20 [ 65.890124][ T8575] ? netlink_unicast+0x6c0/0x6c0 [ 65.890131][ T8575] sock_sendmsg+0xb5/0xf0 [ 65.890140][ T8575] ____sys_sendmsg+0x3b6/0x950 [ 65.890147][ T8575] ? copy_msghdr_from_user+0xa4/0xf0 [ 65.890153][ T8575] ? kernel_sendmsg+0x30/0x30 [ 65.963661][ T8575] ? __kasan_check_read+0x11/0x20 [ 65.968669][ T8575] ? hlock_class+0x52/0x120 [ 65.973153][ T8575] ? __lock_acquire+0x1857/0x3ae0 [ 65.978175][ T8575] ___sys_sendmsg+0xe4/0x160 [ 65.982765][ T8575] ? sendmsg_copy_msghdr+0x30/0x30 [ 65.987854][ T8575] ? mark_held_locks+0x130/0x130 [ 65.992774][ T8575] ? find_held_lock+0x36/0x1d0 [ 65.997531][ T8575] ? __might_fault+0xf1/0x1b0 [ 66.002196][ T8575] ? lock_downgrade+0x960/0x960 [ 66.007149][ T8575] ? lock_release+0x960/0x960 [ 66.011807][ T8575] ? ___might_sleep+0x16b/0x2b0 [ 66.016645][ T8575] __sys_sendmmsg+0x160/0x370 [ 66.021301][ T8575] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 66.026302][ T8575] ? __kasan_check_write+0x14/0x20 [ 66.031392][ T8575] ? __mutex_unlock_slowpath+0xe0/0x690 [ 66.036935][ T8575] ? rcu_read_lock_any_held+0xcd/0xf0 [ 66.042306][ T8575] ? __kasan_check_write+0x14/0x20 [ 66.047410][ T8575] ? fput_many+0x1b/0x130 [ 66.051733][ T8575] ? fput+0xe/0x10 [ 66.055432][ T8575] ? ksys_write+0x187/0x220 [ 66.059914][ T8575] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 66.065352][ T8575] ? do_syscall_64+0x21/0x630 [ 66.070010][ T8575] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 66.076071][ T8575] __x64_sys_sendmmsg+0x98/0x100 [ 66.081004][ T8575] do_syscall_64+0xca/0x630 [ 66.085492][ T8575] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 66.091362][ T8575] RIP: 0033:0x45b349 [ 66.095231][ T8575] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 66.114811][ T8575] RSP: 002b:00007f635495cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 66.123196][ T8575] RAX: ffffffffffffffda RBX: 00007f635495d6d4 RCX: 000000000045b349 [ 66.131154][ T8575] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000007 [ 66.139115][ T8575] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 66.147073][ T8575] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 66.155040][ T8575] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 66.163006][ T8585] CPU: 0 PID: 8585 Comm: syz-executor.2 Not tainted 5.6.0-syzkaller #0 [ 66.171241][ T8585] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.181299][ T8585] Call Trace: [ 66.184579][ T8585] dump_stack+0x12d/0x187 [ 66.188910][ T8585] should_fail.cold.4+0x5/0x13 [ 66.193667][ T8585] ? fault_create_debugfs_attr+0x150/0x150 [ 66.199474][ T8585] ? ___might_sleep+0x16b/0x2b0 [ 66.204324][ T8585] __should_failslab+0xba/0xf0 [ 66.209081][ T8585] should_failslab+0x9/0x14 [ 66.213568][ T8585] kmem_cache_alloc_node+0x266/0x760 [ 66.218835][ T8585] __alloc_skb+0xa7/0x570 [ 66.223162][ T8585] ? netdev_alloc_frag+0x160/0x160 [ 66.228253][ T8585] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 66.233885][ T8585] ? aa_sk_perm+0x1d1/0x890 [ 66.238364][ T8585] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 66.244598][ T8585] netlink_sendmsg+0x896/0xd50 [ 66.249343][ T8585] ? netlink_unicast+0x6c0/0x6c0 [ 66.254260][ T8585] ? apparmor_socket_sendmsg+0x1b/0x20 [ 66.259706][ T8585] ? netlink_unicast+0x6c0/0x6c0 [ 66.264634][ T8585] sock_sendmsg+0xb5/0xf0 [ 66.268973][ T8585] ____sys_sendmsg+0x3b6/0x950 [ 66.273718][ T8585] ? copy_msghdr_from_user+0xa4/0xf0 [ 66.278983][ T8585] ? kernel_sendmsg+0x30/0x30 [ 66.283642][ T8585] ? __kasan_check_read+0x11/0x20 [ 66.288655][ T8585] ? hlock_class+0x52/0x120 [ 66.293148][ T8585] ? __lock_acquire+0x1857/0x3ae0 [ 66.298161][ T8585] ___sys_sendmsg+0xe4/0x160 [ 66.302733][ T8585] ? sendmsg_copy_msghdr+0x30/0x30 [ 66.307827][ T8585] ? mark_held_locks+0x130/0x130 [ 66.312747][ T8585] ? find_held_lock+0x36/0x1d0 [ 66.317494][ T8585] ? __might_fault+0xf1/0x1b0 [ 66.322144][ T8585] ? lock_downgrade+0x960/0x960 [ 66.326976][ T8585] ? lock_release+0x960/0x960 [ 66.331639][ T8585] ? ___might_sleep+0x16b/0x2b0 [ 66.336479][ T8585] __sys_sendmmsg+0x160/0x370 [ 66.341139][ T8585] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 66.346146][ T8585] ? __kasan_check_write+0x14/0x20 [ 66.351245][ T8585] ? __mutex_unlock_slowpath+0xe0/0x690 [ 66.356770][ T8585] ? rcu_read_lock_any_held+0xcd/0xf0 [ 66.362126][ T8585] ? __kasan_check_write+0x14/0x20 [ 66.367821][ T8585] ? fput_many+0x1b/0x130 [ 66.372131][ T8585] ? fput+0xe/0x10 [ 66.375823][ T8585] ? ksys_write+0x187/0x220 [ 66.380304][ T8585] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 66.385738][ T8585] ? do_syscall_64+0x21/0x630 [ 66.390395][ T8585] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 66.396447][ T8585] __x64_sys_sendmmsg+0x98/0x100 [ 66.401383][ T8585] do_syscall_64+0xca/0x630 [ 66.405862][ T8585] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 66.411746][ T8585] RIP: 0033:0x45b349 [ 66.415616][ T8585] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 66.435202][ T8585] RSP: 002b:00007fb86bb47c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 66.443606][ T8585] RAX: ffffffffffffffda RBX: 00007fb86bb486d4 RCX: 000000000045b349 [ 66.451572][ T8585] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 66.459547][ T8585] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 66.467509][ T8585] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 66.475470][ T8585] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 66.483432][ T8582] CPU: 1 PID: 8582 Comm: syz-executor.3 Not tainted 5.6.0-syzkaller #0 [ 66.491669][ T8582] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.501710][ T8582] Call Trace: [ 66.504983][ T8582] dump_stack+0x12d/0x187 [ 66.509312][ T8582] should_fail.cold.4+0x5/0x13 [ 66.514063][ T8582] ? fault_create_debugfs_attr+0x150/0x150 [ 66.519860][ T8582] ? ___might_sleep+0x16b/0x2b0 [ 66.524696][ T8582] __should_failslab+0xba/0xf0 [ 66.529432][ T8582] should_failslab+0x9/0x14 [ 66.533926][ T8582] kmem_cache_alloc_node+0x266/0x760 [ 66.539207][ T8582] __alloc_skb+0xa7/0x570 [ 66.543516][ T8582] ? netdev_alloc_frag+0x160/0x160 [ 66.548608][ T8582] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 66.554214][ T8582] ? aa_sk_perm+0x1d1/0x890 [ 66.558688][ T8582] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 66.564899][ T8582] netlink_sendmsg+0x896/0xd50 [ 66.569634][ T8582] ? netlink_unicast+0x6c0/0x6c0 [ 66.574666][ T8582] ? apparmor_socket_sendmsg+0x1b/0x20 [ 66.580111][ T8582] ? netlink_unicast+0x6c0/0x6c0 [ 66.585131][ T8582] sock_sendmsg+0xb5/0xf0 [ 66.589465][ T8582] ____sys_sendmsg+0x3b6/0x950 [ 66.594220][ T8582] ? copy_msghdr_from_user+0xa4/0xf0 [ 66.599498][ T8582] ? kernel_sendmsg+0x30/0x30 [ 66.604283][ T8582] ? __kasan_check_read+0x11/0x20 [ 66.609385][ T8582] ? hlock_class+0x52/0x120 [ 66.613881][ T8582] ? __lock_acquire+0x1857/0x3ae0 [ 66.618899][ T8582] ___sys_sendmsg+0xe4/0x160 [ 66.623480][ T8582] ? sendmsg_copy_msghdr+0x30/0x30 [ 66.628583][ T8582] ? mark_held_locks+0x130/0x130 [ 66.633510][ T8582] ? find_held_lock+0x36/0x1d0 [ 66.638265][ T8582] ? __might_fault+0xf1/0x1b0 [ 66.642961][ T8582] ? lock_downgrade+0x960/0x960 [ 66.647895][ T8582] ? lock_release+0x960/0x960 [ 66.652545][ T8582] ? ___might_sleep+0x16b/0x2b0 [ 66.657374][ T8582] __sys_sendmmsg+0x160/0x370 [ 66.662031][ T8582] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 66.667040][ T8582] ? __kasan_check_write+0x14/0x20 [ 66.672126][ T8582] ? __mutex_unlock_slowpath+0xe0/0x690 [ 66.677647][ T8582] ? rcu_read_lock_any_held+0xcd/0xf0 [ 66.682997][ T8582] ? __kasan_check_write+0x14/0x20 [ 66.688089][ T8582] ? fput_many+0x1b/0x130 [ 66.689901][ T8592] FAULT_INJECTION: forcing a failure. [ 66.689901][ T8592] name failslab, interval 1, probability 0, space 0, times 0 [ 66.692402][ T8582] ? fput+0xe/0x10 [ 66.692408][ T8582] ? ksys_write+0x187/0x220 [ 66.692420][ T8582] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 66.692427][ T8582] ? do_syscall_64+0x21/0x630 [ 66.692436][ T8582] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 66.692447][ T8582] __x64_sys_sendmmsg+0x98/0x100 [ 66.692455][ T8582] do_syscall_64+0xca/0x630 [ 66.692465][ T8582] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 66.744595][ T8582] RIP: 0033:0x45b349 [ 66.748462][ T8582] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 66.768041][ T8582] RSP: 002b:00007f3c02051c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 66.776425][ T8582] RAX: ffffffffffffffda RBX: 00007f3c020526d4 RCX: 000000000045b349 [ 66.784401][ T8582] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000006 [ 66.792355][ T8582] RBP: 000000000075c1c0 R08: 0000000000000000 R09: 0000000000000000 [ 66.800313][ T8582] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000007 [ 66.808264][ T8582] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 66.816235][ T8592] CPU: 0 PID: 8592 Comm: syz-executor.0 Not tainted 5.6.0-syzkaller #0 [ 66.824473][ T8592] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.834511][ T8592] Call Trace: [ 66.837796][ T8592] dump_stack+0x12d/0x187 [ 66.842127][ T8592] should_fail.cold.4+0x5/0x13 [ 66.846888][ T8592] ? fault_create_debugfs_attr+0x150/0x150 [ 66.852676][ T8592] ? ___might_sleep+0x16b/0x2b0 [ 66.857564][ T8592] __should_failslab+0xba/0xf0 [ 66.862301][ T8592] should_failslab+0x9/0x14 [ 66.866794][ T8592] kmem_cache_alloc_node+0x266/0x760 [ 66.872126][ T8592] __alloc_skb+0xa7/0x570 [ 66.876429][ T8592] ? netdev_alloc_frag+0x160/0x160 [ 66.881514][ T8592] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 66.887132][ T8592] ? aa_sk_perm+0x1d1/0x890 [ 66.891623][ T8592] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 66.897851][ T8592] netlink_sendmsg+0x896/0xd50 [ 66.902596][ T8592] ? netlink_unicast+0x6c0/0x6c0 [ 66.907524][ T8592] ? apparmor_socket_sendmsg+0x1b/0x20 [ 66.912966][ T8592] ? netlink_unicast+0x6c0/0x6c0 [ 66.917887][ T8592] sock_sendmsg+0xb5/0xf0 [ 66.922203][ T8592] ____sys_sendmsg+0x3b6/0x950 [ 66.926946][ T8592] ? copy_msghdr_from_user+0xa4/0xf0 [ 66.932220][ T8592] ? kernel_sendmsg+0x30/0x30 [ 66.936877][ T8592] ? __kasan_check_read+0x11/0x20 [ 66.941871][ T8592] ? hlock_class+0x52/0x120 [ 66.946348][ T8592] ? __lock_acquire+0x1857/0x3ae0 [ 66.951359][ T8592] ___sys_sendmsg+0xe4/0x160 [ 66.955929][ T8592] ? sendmsg_copy_msghdr+0x30/0x30 [ 66.961012][ T8592] ? mark_held_locks+0x130/0x130 [ 66.965957][ T8592] ? find_held_lock+0x36/0x1d0 [ 66.970713][ T8592] ? __might_fault+0xf1/0x1b0 [ 66.975368][ T8592] ? lock_downgrade+0x960/0x960 [ 66.980191][ T8592] ? lock_release+0x960/0x960 [ 66.984840][ T8592] ? ___might_sleep+0x16b/0x2b0 [ 66.989674][ T8592] __sys_sendmmsg+0x160/0x370 [ 66.994348][ T8592] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 66.999370][ T8592] ? __kasan_check_write+0x14/0x20 [ 67.004455][ T8592] ? __mutex_unlock_slowpath+0xe0/0x690 [ 67.009984][ T8592] ? rcu_read_lock_any_held+0xcd/0xf0 [ 67.015352][ T8592] ? __kasan_check_write+0x14/0x20 [ 67.020443][ T8592] ? fput_many+0x1b/0x130 [ 67.024745][ T8592] ? fput+0xe/0x10 [ 67.028443][ T8592] ? ksys_write+0x187/0x220 [ 67.032934][ T8592] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 67.038478][ T8592] ? do_syscall_64+0x21/0x630 [ 67.043130][ T8592] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 67.049179][ T8592] __x64_sys_sendmmsg+0x98/0x100 [ 67.054105][ T8592] do_syscall_64+0xca/0x630 [ 67.058582][ T8592] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 67.064447][ T8592] RIP: 0033:0x45b349 [ 67.068320][ T8592] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 67.087912][ T8592] RSP: 002b:00007f6cdf1a2c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 67.096302][ T8592] RAX: ffffffffffffffda RBX: 00007f6cdf1a36d4 RCX: 000000000045b349 [ 67.104247][ T8592] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 67.112196][ T8592] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 67.120183][ T8592] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 67.128142][ T8592] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 67.215135][ T8597] FAULT_INJECTION: forcing a failure. [ 67.215135][ T8597] name failslab, interval 1, probability 0, space 0, times 0 [ 67.259320][ T8597] CPU: 1 PID: 8597 Comm: syz-executor.1 Not tainted 5.6.0-syzkaller #0 [ 67.267594][ T8597] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.277645][ T8597] Call Trace: [ 67.280935][ T8597] dump_stack+0x12d/0x187 [ 67.285283][ T8597] should_fail.cold.4+0x5/0x13 [ 67.290067][ T8597] ? fault_create_debugfs_attr+0x150/0x150 [ 67.295874][ T8597] ? ___might_sleep+0x16b/0x2b0 [ 67.300726][ T8597] __should_failslab+0xba/0xf0 [ 67.301248][ T8610] FAULT_INJECTION: forcing a failure. [ 67.301248][ T8610] name failslab, interval 1, probability 0, space 0, times 0 [ 67.305474][ T8597] should_failslab+0x9/0x14 [ 67.305484][ T8597] kmem_cache_alloc_trace+0x2df/0x780 [ 67.305496][ T8597] ? tcf_chain_get_by_act+0x13/0x20 [ 67.305510][ T8597] tcf_police_init+0x512/0x1550 [ 67.319639][ T8609] FAULT_INJECTION: forcing a failure. [ 67.319639][ T8609] name failslab, interval 1, probability 0, space 0, times 0 [ 67.322578][ T8597] ? tcf_police_act+0xf00/0xf00 [ 67.322588][ T8597] ? find_held_lock+0x36/0x1d0 [ 67.322602][ T8597] ? tc_lookup_action_n+0x94/0xb0 [ 67.322609][ T8597] ? lock_downgrade+0x960/0x960 [ 67.322616][ T8597] ? lock_release+0x960/0x960 [ 67.328237][ T8611] FAULT_INJECTION: forcing a failure. [ 67.328237][ T8611] name failslab, interval 1, probability 0, space 0, times 0 [ 67.333163][ T8597] ? is_bpf_text_address+0x78/0xe0 [ 67.333178][ T8597] ? __kasan_check_write+0x14/0x20 [ 67.333191][ T8597] tcf_action_init_1+0x1bf/0xa40 [ 67.333205][ T8597] ? tcf_action_dump_old+0x90/0x90 [ 67.400250][ T8616] FAULT_INJECTION: forcing a failure. [ 67.400250][ T8616] name failslab, interval 1, probability 0, space 0, times 0 [ 67.402516][ T8597] ? save_stack+0x3f/0x50 [ 67.402521][ T8597] ? save_stack+0x21/0x50 [ 67.402527][ T8597] ? __kasan_kmalloc.constprop.17+0xc7/0xd0 [ 67.402532][ T8597] ? kasan_kmalloc+0x9/0x10 [ 67.402540][ T8597] ? kmem_cache_alloc_trace+0x15b/0x780 [ 67.402548][ T8597] ? u32_change+0x81c/0x3212 [ 67.402555][ T8597] ? tc_new_tfilter+0x101f/0x1ed0 [ 67.402562][ T8597] ? rtnetlink_rcv_msg+0x622/0x8d0 [ 67.402568][ T8597] ? netlink_rcv_skb+0x13c/0x380 [ 67.402572][ T8597] ? rtnetlink_rcv+0x10/0x20 [ 67.402576][ T8597] ? netlink_unicast+0x474/0x6c0 [ 67.402582][ T8597] ? netlink_sendmsg+0x7ab/0xd50 [ 67.478772][ T8597] ? sock_sendmsg+0xb5/0xf0 [ 67.483257][ T8597] ? ____sys_sendmsg+0x3b6/0x950 [ 67.488173][ T8597] ? ___sys_sendmsg+0xe4/0x160 [ 67.492920][ T8597] ? __sys_sendmmsg+0x160/0x370 [ 67.497754][ T8597] ? __x64_sys_sendmmsg+0x98/0x100 [ 67.502854][ T8597] ? do_syscall_64+0xca/0x630 [ 67.507517][ T8597] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 67.513573][ T8597] ? mark_held_locks+0x130/0x130 [ 67.518499][ T8597] ? hlock_class+0x52/0x120 [ 67.522991][ T8597] tcf_exts_validate+0xf9/0x4d0 [ 67.527830][ T8597] ? __kasan_check_read+0x11/0x20 [ 67.532842][ T8597] ? mark_lock+0xc2/0x770 [ 67.537152][ T8597] ? tcf_exts_change+0x150/0x150 [ 67.542100][ T8597] u32_set_parms+0x9b/0xb10 [ 67.546597][ T8597] ? u32_bind_class+0x2a0/0x2a0 [ 67.551439][ T8597] ? kmem_cache_alloc_trace+0x39b/0x780 [ 67.556971][ T8597] u32_change+0x930/0x3212 [ 67.561368][ T8597] ? find_held_lock+0x36/0x1d0 [ 67.566125][ T8597] ? u32_dump+0xe90/0xe90 [ 67.570442][ T8597] ? __kasan_check_write+0x14/0x20 [ 67.575534][ T8597] ? __mutex_unlock_slowpath+0xe0/0x690 [ 67.581096][ T8597] tc_new_tfilter+0x101f/0x1ed0 [ 67.585954][ T8597] ? tc_del_tfilter+0x1330/0x1330 [ 67.590972][ T8597] ? __kasan_check_read+0x11/0x20 [ 67.595979][ T8597] ? mark_lock+0xc2/0x770 [ 67.600292][ T8597] ? __kasan_check_read+0x11/0x20 [ 67.605300][ T8597] ? hlock_class+0x52/0x120 [ 67.609792][ T8597] ? __lock_acquire+0xd2a/0x3ae0 [ 67.614725][ T8597] ? mark_held_locks+0x130/0x130 [ 67.619642][ T8597] ? apparmor_capable+0x35e/0x670 [ 67.624646][ T8597] ? find_held_lock+0x36/0x1d0 [ 67.629404][ T8597] ? rcu_read_lock_held_common+0x120/0x120 [ 67.635203][ T8597] ? tc_del_tfilter+0x1330/0x1330 [ 67.640216][ T8597] ? __kasan_check_read+0x11/0x20 [ 67.645242][ T8597] ? tc_del_tfilter+0x1330/0x1330 [ 67.650260][ T8597] rtnetlink_rcv_msg+0x622/0x8d0 [ 67.655188][ T8597] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 67.660652][ T8597] ? netlink_deliver_tap+0x160/0xac0 [ 67.665933][ T8597] netlink_rcv_skb+0x13c/0x380 [ 67.670692][ T8597] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 67.676132][ T8597] ? netlink_ack+0x9a0/0x9a0 [ 67.680708][ T8597] ? netlink_deliver_tap+0x178/0xac0 [ 67.685985][ T8597] rtnetlink_rcv+0x10/0x20 [ 67.690398][ T8597] netlink_unicast+0x474/0x6c0 [ 67.695155][ T8597] ? netlink_attachskb+0x740/0x740 [ 67.700251][ T8597] ? _copy_from_iter_full+0x18a/0x780 [ 67.705605][ T8597] ? __kasan_check_read+0x11/0x20 [ 67.710617][ T8597] ? __check_object_size+0x203/0x2ea [ 67.715893][ T8597] netlink_sendmsg+0x7ab/0xd50 [ 67.720649][ T8597] ? netlink_unicast+0x6c0/0x6c0 [ 67.725619][ T8597] ? apparmor_socket_sendmsg+0x1b/0x20 [ 67.731063][ T8597] ? netlink_unicast+0x6c0/0x6c0 [ 67.735994][ T8597] sock_sendmsg+0xb5/0xf0 [ 67.740832][ T8597] ____sys_sendmsg+0x3b6/0x950 [ 67.745585][ T8597] ? copy_msghdr_from_user+0xa4/0xf0 [ 67.750862][ T8597] ? kernel_sendmsg+0x30/0x30 [ 67.755520][ T8597] ? find_held_lock+0x36/0x1d0 [ 67.760277][ T8597] ___sys_sendmsg+0xe4/0x160 [ 67.764857][ T8597] ? sendmsg_copy_msghdr+0x30/0x30 [ 67.769960][ T8597] ? rcu_read_lock_held+0x9c/0xb0 [ 67.774968][ T8597] ? __kasan_check_read+0x11/0x20 [ 67.779978][ T8597] ? __fget_files+0x289/0x3f0 [ 67.784643][ T8597] ? ksys_dup3+0x2e0/0x2e0 [ 67.789045][ T8597] ? find_held_lock+0x36/0x1d0 [ 67.793796][ T8597] ? __fget_light+0x1b1/0x230 [ 67.798465][ T8597] ? __fdget+0xe/0x10 [ 67.802426][ T8597] ? sockfd_lookup_light+0x1c/0x150 [ 67.807605][ T8597] __sys_sendmmsg+0x160/0x370 [ 67.812269][ T8597] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 67.817287][ T8597] ? __kasan_check_write+0x14/0x20 [ 67.822392][ T8597] ? __mutex_unlock_slowpath+0xe0/0x690 [ 67.827920][ T8597] ? rcu_read_lock_any_held+0xcd/0xf0 [ 67.833292][ T8597] ? __kasan_check_write+0x14/0x20 [ 67.838411][ T8597] ? fput_many+0x1b/0x130 [ 67.842726][ T8597] ? fput+0xe/0x10 [ 67.846432][ T8597] ? ksys_write+0x187/0x220 [ 67.850932][ T8597] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 67.856478][ T8597] ? do_syscall_64+0x21/0x630 [ 67.861233][ T8597] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 67.867293][ T8597] __x64_sys_sendmmsg+0x98/0x100 [ 67.872218][ T8597] do_syscall_64+0xca/0x630 [ 67.876709][ T8597] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 67.882580][ T8597] RIP: 0033:0x45b349 [ 67.886455][ T8597] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 67.906036][ T8597] RSP: 002b:00007fda73e3ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 67.914425][ T8597] RAX: ffffffffffffffda RBX: 00007fda73e3b6d4 RCX: 000000000045b349 [ 67.922372][ T8597] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 67.930317][ T8597] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 67.938278][ T8597] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 67.946235][ T8597] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 67.954209][ T8609] CPU: 0 PID: 8609 Comm: syz-executor.2 Not tainted 5.6.0-syzkaller #0 [ 67.962449][ T8609] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.972499][ T8609] Call Trace: [ 67.975784][ T8609] dump_stack+0x12d/0x187 [ 67.980113][ T8609] should_fail.cold.4+0x5/0x13 [ 67.984969][ T8609] ? fault_create_debugfs_attr+0x150/0x150 [ 67.990763][ T8609] ? ___might_sleep+0x16b/0x2b0 [ 67.995607][ T8609] __should_failslab+0xba/0xf0 [ 68.000362][ T8609] should_failslab+0x9/0x14 [ 68.004861][ T8609] kmem_cache_alloc_node+0x266/0x760 [ 68.010152][ T8609] __alloc_skb+0xa7/0x570 [ 68.014477][ T8609] ? netdev_alloc_frag+0x160/0x160 [ 68.019678][ T8609] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 68.025305][ T8609] ? aa_sk_perm+0x1d1/0x890 [ 68.029801][ T8609] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 68.036037][ T8609] netlink_sendmsg+0x896/0xd50 [ 68.040794][ T8609] ? netlink_unicast+0x6c0/0x6c0 [ 68.045729][ T8609] ? apparmor_socket_sendmsg+0x1b/0x20 [ 68.051188][ T8609] ? netlink_unicast+0x6c0/0x6c0 [ 68.056148][ T8609] sock_sendmsg+0xb5/0xf0 [ 68.060473][ T8609] ____sys_sendmsg+0x3b6/0x950 [ 68.065225][ T8609] ? copy_msghdr_from_user+0xa4/0xf0 [ 68.065396][ T8625] FAULT_INJECTION: forcing a failure. [ 68.065396][ T8625] name failslab, interval 1, probability 0, space 0, times 0 [ 68.070499][ T8609] ? kernel_sendmsg+0x30/0x30 [ 68.070508][ T8609] ? __kasan_check_read+0x11/0x20 [ 68.070515][ T8609] ? hlock_class+0x52/0x120 [ 68.070521][ T8609] ? __lock_acquire+0x1857/0x3ae0 [ 68.070532][ T8609] ___sys_sendmsg+0xe4/0x160 [ 68.070539][ T8609] ? sendmsg_copy_msghdr+0x30/0x30 [ 68.070548][ T8609] ? mark_held_locks+0x130/0x130 [ 68.070557][ T8609] ? find_held_lock+0x36/0x1d0 [ 68.070575][ T8609] ? __might_fault+0xf1/0x1b0 [ 68.070581][ T8609] ? lock_downgrade+0x960/0x960 [ 68.070586][ T8609] ? lock_release+0x960/0x960 [ 68.070595][ T8609] ? ___might_sleep+0x16b/0x2b0 [ 68.070609][ T8609] __sys_sendmmsg+0x160/0x370 [ 68.070618][ T8609] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 68.070630][ T8609] ? __kasan_check_write+0x14/0x20 [ 68.070637][ T8609] ? __mutex_unlock_slowpath+0xe0/0x690 [ 68.070644][ T8609] ? rcu_read_lock_any_held+0xcd/0xf0 [ 68.070657][ T8609] ? __kasan_check_write+0x14/0x20 [ 68.070665][ T8609] ? fput_many+0x1b/0x130 [ 68.070671][ T8609] ? fput+0xe/0x10 [ 68.070676][ T8609] ? ksys_write+0x187/0x220 [ 68.070686][ T8609] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 68.070694][ T8609] ? do_syscall_64+0x21/0x630 [ 68.194316][ T8609] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 68.200366][ T8609] __x64_sys_sendmmsg+0x98/0x100 [ 68.205296][ T8609] do_syscall_64+0xca/0x630 [ 68.209792][ T8609] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 68.215671][ T8609] RIP: 0033:0x45b349 [ 68.219551][ T8609] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 68.239248][ T8609] RSP: 002b:00007fb86bb47c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 68.247644][ T8609] RAX: ffffffffffffffda RBX: 00007fb86bb486d4 RCX: 000000000045b349 [ 68.255600][ T8609] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 68.263558][ T8609] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 68.271630][ T8609] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 68.279587][ T8609] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 68.287558][ T8625] CPU: 1 PID: 8625 Comm: syz-executor.3 Not tainted 5.6.0-syzkaller #0 [ 68.295794][ T8625] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.305839][ T8625] Call Trace: [ 68.309122][ T8625] dump_stack+0x12d/0x187 [ 68.313480][ T8625] should_fail.cold.4+0x5/0x13 [ 68.318239][ T8625] ? fault_create_debugfs_attr+0x150/0x150 [ 68.324027][ T8625] ? ___might_sleep+0x16b/0x2b0 [ 68.328864][ T8625] __should_failslab+0xba/0xf0 [ 68.333612][ T8625] should_failslab+0x9/0x14 [ 68.338207][ T8625] kmem_cache_alloc_node+0x266/0x760 [ 68.343490][ T8625] __alloc_skb+0xa7/0x570 [ 68.347818][ T8625] ? netdev_alloc_frag+0x160/0x160 [ 68.352917][ T8625] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 68.358538][ T8625] ? aa_sk_perm+0x1d1/0x890 [ 68.363029][ T8625] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 68.369259][ T8625] netlink_sendmsg+0x896/0xd50 [ 68.374022][ T8625] ? netlink_unicast+0x6c0/0x6c0 [ 68.378958][ T8625] ? apparmor_socket_sendmsg+0x1b/0x20 [ 68.384402][ T8625] ? netlink_unicast+0x6c0/0x6c0 [ 68.389322][ T8625] sock_sendmsg+0xb5/0xf0 [ 68.393645][ T8625] ____sys_sendmsg+0x3b6/0x950 [ 68.398383][ T8625] ? copy_msghdr_from_user+0xa4/0xf0 [ 68.403642][ T8625] ? kernel_sendmsg+0x30/0x30 [ 68.408297][ T8625] ? __kasan_check_read+0x11/0x20 [ 68.413296][ T8625] ? hlock_class+0x52/0x120 [ 68.417857][ T8625] ? __lock_acquire+0x1857/0x3ae0 [ 68.422859][ T8625] ___sys_sendmsg+0xe4/0x160 [ 68.427425][ T8625] ? sendmsg_copy_msghdr+0x30/0x30 [ 68.432513][ T8625] ? mark_held_locks+0x130/0x130 [ 68.437566][ T8625] ? find_held_lock+0x36/0x1d0 [ 68.442329][ T8625] ? __might_fault+0xf1/0x1b0 [ 68.446989][ T8625] ? lock_downgrade+0x960/0x960 [ 68.451829][ T8625] ? lock_release+0x960/0x960 [ 68.456483][ T8625] ? ___might_sleep+0x16b/0x2b0 [ 68.461321][ T8625] __sys_sendmmsg+0x160/0x370 [ 68.465983][ T8625] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 68.470987][ T8625] ? __kasan_check_write+0x14/0x20 [ 68.476076][ T8625] ? __mutex_unlock_slowpath+0xe0/0x690 [ 68.481597][ T8625] ? rcu_read_lock_any_held+0xcd/0xf0 [ 68.486949][ T8625] ? __kasan_check_write+0x14/0x20 [ 68.492035][ T8625] ? fput_many+0x1b/0x130 [ 68.496344][ T8625] ? fput+0xe/0x10 [ 68.500039][ T8625] ? ksys_write+0x187/0x220 [ 68.504515][ T8625] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 68.509952][ T8625] ? do_syscall_64+0x21/0x630 [ 68.514601][ T8625] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 68.520645][ T8625] __x64_sys_sendmmsg+0x98/0x100 [ 68.525562][ T8625] do_syscall_64+0xca/0x630 [ 68.530038][ T8625] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 68.535903][ T8625] RIP: 0033:0x45b349 [ 68.539772][ T8625] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 68.559359][ T8625] RSP: 002b:00007f3c02072c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 68.567754][ T8625] RAX: ffffffffffffffda RBX: 00007f3c020736d4 RCX: 000000000045b349 [ 68.575713][ T8625] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000007 [ 68.583665][ T8625] RBP: 000000000075c118 R08: 0000000000000000 R09: 0000000000000000 [ 68.591613][ T8625] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 68.599564][ T8625] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 68.607528][ T8611] CPU: 0 PID: 8611 Comm: syz-executor.4 Not tainted 5.6.0-syzkaller #0 [ 68.615768][ T8611] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.625810][ T8611] Call Trace: [ 68.629093][ T8611] dump_stack+0x12d/0x187 [ 68.633411][ T8611] should_fail.cold.4+0x5/0x13 [ 68.638152][ T8611] ? fault_create_debugfs_attr+0x150/0x150 [ 68.643948][ T8611] ? ___might_sleep+0x16b/0x2b0 [ 68.648791][ T8611] __should_failslab+0xba/0xf0 [ 68.653649][ T8611] should_failslab+0x9/0x14 [ 68.658139][ T8611] kmem_cache_alloc_node+0x266/0x760 [ 68.663425][ T8611] __alloc_skb+0xa7/0x570 [ 68.667743][ T8611] ? netdev_alloc_frag+0x160/0x160 [ 68.672835][ T8611] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 68.678454][ T8611] ? aa_sk_perm+0x1d1/0x890 [ 68.682943][ T8611] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 68.689175][ T8611] netlink_sendmsg+0x896/0xd50 [ 68.693927][ T8611] ? netlink_unicast+0x6c0/0x6c0 [ 68.698856][ T8611] ? apparmor_socket_sendmsg+0x1b/0x20 [ 68.704299][ T8611] ? netlink_unicast+0x6c0/0x6c0 [ 68.709212][ T8611] sock_sendmsg+0xb5/0xf0 [ 68.713529][ T8611] ____sys_sendmsg+0x3b6/0x950 [ 68.718275][ T8611] ? copy_msghdr_from_user+0xa4/0xf0 [ 68.723673][ T8611] ? kernel_sendmsg+0x30/0x30 [ 68.728335][ T8611] ? __kasan_check_read+0x11/0x20 [ 68.733357][ T8611] ? hlock_class+0x52/0x120 [ 68.737853][ T8611] ? __lock_acquire+0x1857/0x3ae0 [ 68.742862][ T8611] ___sys_sendmsg+0xe4/0x160 [ 68.747440][ T8611] ? sendmsg_copy_msghdr+0x30/0x30 [ 68.752625][ T8611] ? mark_held_locks+0x130/0x130 [ 68.757550][ T8611] ? find_held_lock+0x36/0x1d0 [ 68.762301][ T8611] ? __might_fault+0xf1/0x1b0 [ 68.766956][ T8611] ? lock_downgrade+0x960/0x960 [ 68.771806][ T8611] ? lock_release+0x960/0x960 [ 68.776464][ T8611] ? ___might_sleep+0x16b/0x2b0 [ 68.781300][ T8611] __sys_sendmmsg+0x160/0x370 [ 68.786001][ T8611] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 68.791013][ T8611] ? __kasan_check_write+0x14/0x20 [ 68.796106][ T8611] ? __mutex_unlock_slowpath+0xe0/0x690 [ 68.801627][ T8611] ? rcu_read_lock_any_held+0xcd/0xf0 [ 68.806989][ T8611] ? __kasan_check_write+0x14/0x20 [ 68.812080][ T8611] ? fput_many+0x1b/0x130 [ 68.816393][ T8611] ? fput+0xe/0x10 [ 68.820093][ T8611] ? ksys_write+0x187/0x220 [ 68.824578][ T8611] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 68.830013][ T8611] ? do_syscall_64+0x21/0x630 [ 68.834667][ T8611] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 68.840724][ T8611] __x64_sys_sendmmsg+0x98/0x100 [ 68.845645][ T8611] do_syscall_64+0xca/0x630 [ 68.850130][ T8611] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 68.856006][ T8611] RIP: 0033:0x45b349 [ 68.859884][ T8611] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 68.879465][ T8611] RSP: 002b:00007f438f747c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 68.887854][ T8611] RAX: ffffffffffffffda RBX: 00007f438f7486d4 RCX: 000000000045b349 [ 68.895809][ T8611] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 68.903762][ T8611] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 68.911710][ T8611] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 68.919669][ T8611] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 68.927645][ T8610] CPU: 1 PID: 8610 Comm: syz-executor.5 Not tainted 5.6.0-syzkaller #0 [ 68.935885][ T8610] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.945937][ T8610] Call Trace: [ 68.949224][ T8610] dump_stack+0x12d/0x187 [ 68.953558][ T8610] should_fail.cold.4+0x5/0x13 [ 68.958320][ T8610] ? fault_create_debugfs_attr+0x150/0x150 [ 68.964120][ T8610] ? ___might_sleep+0x16b/0x2b0 [ 68.968960][ T8610] __should_failslab+0xba/0xf0 [ 68.973703][ T8610] should_failslab+0x9/0x14 [ 68.978191][ T8610] kmem_cache_alloc_node+0x266/0x760 [ 68.983461][ T8610] __alloc_skb+0xa7/0x570 [ 68.987773][ T8610] ? netdev_alloc_frag+0x160/0x160 [ 68.992868][ T8610] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 68.998477][ T8610] ? aa_sk_perm+0x1d1/0x890 [ 69.002962][ T8610] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 69.009197][ T8610] netlink_sendmsg+0x896/0xd50 [ 69.013951][ T8610] ? netlink_unicast+0x6c0/0x6c0 [ 69.018875][ T8610] ? apparmor_socket_sendmsg+0x1b/0x20 [ 69.024322][ T8610] ? netlink_unicast+0x6c0/0x6c0 [ 69.029235][ T8610] sock_sendmsg+0xb5/0xf0 [ 69.033545][ T8610] ____sys_sendmsg+0x3b6/0x950 [ 69.038296][ T8610] ? copy_msghdr_from_user+0xa4/0xf0 [ 69.043567][ T8610] ? kernel_sendmsg+0x30/0x30 [ 69.048342][ T8610] ? __kasan_check_read+0x11/0x20 [ 69.053350][ T8610] ? hlock_class+0x52/0x120 [ 69.057834][ T8610] ? __lock_acquire+0x1857/0x3ae0 [ 69.062839][ T8610] ___sys_sendmsg+0xe4/0x160 [ 69.067407][ T8610] ? sendmsg_copy_msghdr+0x30/0x30 [ 69.072498][ T8610] ? mark_held_locks+0x130/0x130 [ 69.077413][ T8610] ? find_held_lock+0x36/0x1d0 [ 69.082151][ T8610] ? __might_fault+0xf1/0x1b0 [ 69.086805][ T8610] ? lock_downgrade+0x960/0x960 [ 69.091629][ T8610] ? lock_release+0x960/0x960 [ 69.096283][ T8610] ? ___might_sleep+0x16b/0x2b0 [ 69.101130][ T8610] __sys_sendmmsg+0x160/0x370 [ 69.105784][ T8610] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 69.110791][ T8610] ? __kasan_check_write+0x14/0x20 [ 69.115877][ T8610] ? __mutex_unlock_slowpath+0xe0/0x690 [ 69.121393][ T8610] ? rcu_read_lock_any_held+0xcd/0xf0 [ 69.126745][ T8610] ? __kasan_check_write+0x14/0x20 [ 69.131835][ T8610] ? fput_many+0x1b/0x130 [ 69.136141][ T8610] ? fput+0xe/0x10 [ 69.139837][ T8610] ? ksys_write+0x187/0x220 [ 69.144317][ T8610] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 69.149763][ T8610] ? do_syscall_64+0x21/0x630 [ 69.154419][ T8610] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 69.160608][ T8610] __x64_sys_sendmmsg+0x98/0x100 [ 69.165531][ T8610] do_syscall_64+0xca/0x630 [ 69.170016][ T8610] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 69.175893][ T8610] RIP: 0033:0x45b349 [ 69.179764][ T8610] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 69.199342][ T8610] RSP: 002b:00007f635497dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 69.207728][ T8610] RAX: ffffffffffffffda RBX: 00007f635497e6d4 RCX: 000000000045b349 [ 69.215674][ T8610] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 69.223631][ T8610] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 69.231575][ T8610] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 69.239520][ T8610] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 69.247494][ T8616] CPU: 0 PID: 8616 Comm: syz-executor.0 Not tainted 5.6.0-syzkaller #0 [ 69.255729][ T8616] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.265778][ T8616] Call Trace: [ 69.269067][ T8616] dump_stack+0x12d/0x187 [ 69.273392][ T8616] should_fail.cold.4+0x5/0x13 [ 69.278154][ T8616] ? fault_create_debugfs_attr+0x150/0x150 [ 69.283955][ T8616] ? ___might_sleep+0x16b/0x2b0 [ 69.288809][ T8616] __should_failslab+0xba/0xf0 [ 69.293603][ T8616] should_failslab+0x9/0x14 [ 69.298113][ T8616] kmem_cache_alloc_node+0x266/0x760 [ 69.303397][ T8616] __alloc_skb+0xa7/0x570 [ 69.307721][ T8616] ? netdev_alloc_frag+0x160/0x160 [ 69.312821][ T8616] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 69.318441][ T8616] ? aa_sk_perm+0x1d1/0x890 [ 69.322936][ T8616] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 69.329176][ T8616] netlink_sendmsg+0x896/0xd50 [ 69.333937][ T8616] ? netlink_unicast+0x6c0/0x6c0 [ 69.338876][ T8616] ? apparmor_socket_sendmsg+0x1b/0x20 [ 69.344333][ T8616] ? netlink_unicast+0x6c0/0x6c0 [ 69.349259][ T8616] sock_sendmsg+0xb5/0xf0 [ 69.353582][ T8616] ____sys_sendmsg+0x3b6/0x950 [ 69.358340][ T8616] ? copy_msghdr_from_user+0xa4/0xf0 [ 69.363617][ T8616] ? kernel_sendmsg+0x30/0x30 [ 69.368290][ T8616] ? __kasan_check_read+0x11/0x20 [ 69.373308][ T8616] ? hlock_class+0x52/0x120 [ 69.377808][ T8616] ? __lock_acquire+0x1857/0x3ae0 [ 69.382825][ T8616] ___sys_sendmsg+0xe4/0x160 [ 69.387407][ T8616] ? sendmsg_copy_msghdr+0x30/0x30 [ 69.392504][ T8616] ? mark_held_locks+0x130/0x130 [ 69.397445][ T8616] ? find_held_lock+0x36/0x1d0 [ 69.402194][ T8616] ? __might_fault+0xf1/0x1b0 [ 69.406852][ T8616] ? lock_downgrade+0x960/0x960 [ 69.411682][ T8616] ? lock_release+0x960/0x960 [ 69.416348][ T8616] ? ___might_sleep+0x16b/0x2b0 [ 69.421184][ T8616] __sys_sendmmsg+0x160/0x370 [ 69.425840][ T8616] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 69.430848][ T8616] ? __kasan_check_write+0x14/0x20 [ 69.435939][ T8616] ? __mutex_unlock_slowpath+0xe0/0x690 [ 69.441474][ T8616] ? rcu_read_lock_any_held+0xcd/0xf0 [ 69.442203][ T8630] FAULT_INJECTION: forcing a failure. [ 69.442203][ T8630] name failslab, interval 1, probability 0, space 0, times 0 [ 69.446836][ T8616] ? __kasan_check_write+0x14/0x20 [ 69.446844][ T8616] ? fput_many+0x1b/0x130 [ 69.446851][ T8616] ? fput+0xe/0x10 [ 69.446857][ T8616] ? ksys_write+0x187/0x220 [ 69.446868][ T8616] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 69.446875][ T8616] ? do_syscall_64+0x21/0x630 [ 69.446883][ T8616] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 69.446893][ T8616] __x64_sys_sendmmsg+0x98/0x100 [ 69.446901][ T8616] do_syscall_64+0xca/0x630 [ 69.446908][ T8616] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 69.446915][ T8616] RIP: 0033:0x45b349 [ 69.446921][ T8616] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 69.446925][ T8616] RSP: 002b:00007f6cdf160c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 69.446931][ T8616] RAX: ffffffffffffffda RBX: 00007f6cdf1616d4 RCX: 000000000045b349 [ 69.446935][ T8616] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000007 [ 69.446938][ T8616] RBP: 000000000075c118 R08: 0000000000000000 R09: 0000000000000000 [ 69.446941][ T8616] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 69.446944][ T8616] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 69.580911][ T8630] CPU: 0 PID: 8630 Comm: syz-executor.1 Not tainted 5.6.0-syzkaller #0 [ 69.589165][ T8630] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.599207][ T8630] Call Trace: [ 69.602466][ T8630] dump_stack+0x12d/0x187 [ 69.606809][ T8630] should_fail.cold.4+0x5/0x13 [ 69.611543][ T8630] ? fault_create_debugfs_attr+0x150/0x150 [ 69.617318][ T8630] ? ___might_sleep+0x16b/0x2b0 [ 69.622139][ T8630] __should_failslab+0xba/0xf0 [ 69.626881][ T8630] should_failslab+0x9/0x14 [ 69.631379][ T8630] kmem_cache_alloc_node+0x266/0x760 [ 69.636687][ T8630] __alloc_skb+0xa7/0x570 [ 69.641004][ T8630] ? netdev_alloc_frag+0x160/0x160 [ 69.646105][ T8630] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 69.651718][ T8630] ? aa_sk_perm+0x1d1/0x890 [ 69.656192][ T8630] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 69.662406][ T8630] netlink_sendmsg+0x896/0xd50 [ 69.667146][ T8630] ? netlink_unicast+0x6c0/0x6c0 [ 69.672058][ T8630] ? apparmor_socket_sendmsg+0x1b/0x20 [ 69.677485][ T8630] ? netlink_unicast+0x6c0/0x6c0 [ 69.682390][ T8630] sock_sendmsg+0xb5/0xf0 [ 69.686693][ T8630] ____sys_sendmsg+0x3b6/0x950 [ 69.691425][ T8630] ? copy_msghdr_from_user+0xa4/0xf0 [ 69.696681][ T8630] ? kernel_sendmsg+0x30/0x30 [ 69.701450][ T8630] ? __kasan_check_read+0x11/0x20 [ 69.706448][ T8630] ? hlock_class+0x52/0x120 [ 69.710932][ T8630] ? __lock_acquire+0x1857/0x3ae0 [ 69.715930][ T8630] ___sys_sendmsg+0xe4/0x160 [ 69.720490][ T8630] ? sendmsg_copy_msghdr+0x30/0x30 [ 69.725582][ T8630] ? mark_held_locks+0x130/0x130 [ 69.730501][ T8630] ? find_held_lock+0x36/0x1d0 [ 69.735237][ T8630] ? __might_fault+0xf1/0x1b0 [ 69.739882][ T8630] ? lock_downgrade+0x960/0x960 [ 69.744703][ T8630] ? lock_release+0x960/0x960 [ 69.749350][ T8630] ? ___might_sleep+0x16b/0x2b0 [ 69.754177][ T8630] __sys_sendmmsg+0x160/0x370 [ 69.758829][ T8630] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 69.763865][ T8630] ? __kasan_check_write+0x14/0x20 [ 69.768951][ T8630] ? __mutex_unlock_slowpath+0xe0/0x690 [ 69.774470][ T8630] ? rcu_read_lock_any_held+0xcd/0xf0 [ 69.779818][ T8630] ? __kasan_check_write+0x14/0x20 [ 69.784898][ T8630] ? fput_many+0x1b/0x130 [ 69.789197][ T8630] ? fput+0xe/0x10 [ 69.792889][ T8630] ? ksys_write+0x187/0x220 [ 69.797375][ T8630] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 69.802808][ T8630] ? do_syscall_64+0x21/0x630 [ 69.807471][ T8630] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 69.813561][ T8630] __x64_sys_sendmmsg+0x98/0x100 [ 69.818471][ T8630] do_syscall_64+0xca/0x630 [ 69.822996][ T8630] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 69.828967][ T8630] RIP: 0033:0x45b349 [ 69.832837][ T8630] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 69.852417][ T8630] RSP: 002b:00007fda73e19c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 69.860802][ T8630] RAX: ffffffffffffffda RBX: 00007fda73e1a6d4 RCX: 000000000045b349 [ 69.868752][ T8630] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 69.876696][ T8630] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 69.884639][ T8630] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 69.892582][ T8630] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 69.988086][ T8636] FAULT_INJECTION: forcing a failure. [ 69.988086][ T8636] name failslab, interval 1, probability 0, space 0, times 0 [ 70.014000][ T8636] CPU: 0 PID: 8636 Comm: syz-executor.5 Not tainted 5.6.0-syzkaller #0 [ 70.022259][ T8636] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.032303][ T8636] Call Trace: [ 70.035595][ T8636] dump_stack+0x12d/0x187 [ 70.039930][ T8636] should_fail.cold.4+0x5/0x13 [ 70.044701][ T8636] ? fault_create_debugfs_attr+0x150/0x150 [ 70.050499][ T8636] ? ___might_sleep+0x16b/0x2b0 [ 70.055347][ T8636] __should_failslab+0xba/0xf0 [ 70.060104][ T8636] should_failslab+0x9/0x14 [ 70.064599][ T8636] kmem_cache_alloc_trace+0x2df/0x780 [ 70.069959][ T8636] ? tcf_chain_get_by_act+0x13/0x20 [ 70.070942][ T8648] FAULT_INJECTION: forcing a failure. [ 70.070942][ T8648] name failslab, interval 1, probability 0, space 0, times 0 [ 70.075142][ T8636] tcf_police_init+0x512/0x1550 [ 70.075157][ T8636] ? tcf_police_act+0xf00/0xf00 [ 70.075166][ T8636] ? find_held_lock+0x36/0x1d0 [ 70.075179][ T8636] ? tc_lookup_action_n+0x94/0xb0 [ 70.075186][ T8636] ? lock_downgrade+0x960/0x960 [ 70.102742][ T8650] FAULT_INJECTION: forcing a failure. [ 70.102742][ T8650] name failslab, interval 1, probability 0, space 0, times 0 [ 70.107167][ T8636] ? lock_release+0x960/0x960 [ 70.107175][ T8636] ? is_bpf_text_address+0x78/0xe0 [ 70.107189][ T8636] ? __kasan_check_write+0x14/0x20 [ 70.107203][ T8636] tcf_action_init_1+0x1bf/0xa40 [ 70.107219][ T8636] ? tcf_action_dump_old+0x90/0x90 [ 70.107230][ T8636] ? save_stack+0x3f/0x50 [ 70.107234][ T8636] ? save_stack+0x21/0x50 [ 70.107239][ T8636] ? __kasan_kmalloc.constprop.17+0xc7/0xd0 [ 70.107243][ T8636] ? kasan_kmalloc+0x9/0x10 [ 70.107250][ T8636] ? kmem_cache_alloc_trace+0x15b/0x780 [ 70.107255][ T8636] ? u32_change+0x81c/0x3212 [ 70.107260][ T8636] ? tc_new_tfilter+0x101f/0x1ed0 [ 70.107267][ T8636] ? rtnetlink_rcv_msg+0x622/0x8d0 [ 70.107272][ T8636] ? netlink_rcv_skb+0x13c/0x380 [ 70.107277][ T8636] ? rtnetlink_rcv+0x10/0x20 [ 70.107282][ T8636] ? netlink_unicast+0x474/0x6c0 [ 70.107286][ T8636] ? netlink_sendmsg+0x7ab/0xd50 [ 70.107292][ T8636] ? sock_sendmsg+0xb5/0xf0 [ 70.107297][ T8636] ? ____sys_sendmsg+0x3b6/0x950 [ 70.107302][ T8636] ? ___sys_sendmsg+0xe4/0x160 [ 70.107306][ T8636] ? __sys_sendmmsg+0x160/0x370 [ 70.107311][ T8636] ? __x64_sys_sendmmsg+0x98/0x100 [ 70.107318][ T8636] ? do_syscall_64+0xca/0x630 [ 70.107326][ T8636] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 70.107336][ T8636] ? mark_held_locks+0x130/0x130 [ 70.107341][ T8636] ? hlock_class+0x52/0x120 [ 70.107352][ T8636] tcf_exts_validate+0xf9/0x4d0 [ 70.107359][ T8636] ? __kasan_check_read+0x11/0x20 [ 70.107365][ T8636] ? mark_lock+0xc2/0x770 [ 70.107370][ T8636] ? tcf_exts_change+0x150/0x150 [ 70.107385][ T8636] u32_set_parms+0x9b/0xb10 [ 70.107397][ T8636] ? u32_bind_class+0x2a0/0x2a0 [ 70.124664][ T8651] FAULT_INJECTION: forcing a failure. [ 70.124664][ T8651] name failslab, interval 1, probability 0, space 0, times 0 [ 70.124810][ T8636] ? kmem_cache_alloc_trace+0x39b/0x780 [ 70.298644][ T8636] u32_change+0x930/0x3212 [ 70.303048][ T8636] ? find_held_lock+0x36/0x1d0 [ 70.307803][ T8636] ? u32_dump+0xe90/0xe90 [ 70.312128][ T8636] ? __kasan_check_write+0x14/0x20 [ 70.317234][ T8636] ? __mutex_unlock_slowpath+0xe0/0x690 [ 70.322793][ T8636] tc_new_tfilter+0x101f/0x1ed0 [ 70.327646][ T8636] ? tc_del_tfilter+0x1330/0x1330 [ 70.332659][ T8636] ? __kasan_check_read+0x11/0x20 [ 70.337791][ T8636] ? mark_lock+0xc2/0x770 [ 70.342117][ T8636] ? __kasan_check_read+0x11/0x20 [ 70.347131][ T8636] ? hlock_class+0x52/0x120 [ 70.351620][ T8636] ? __lock_acquire+0xd2a/0x3ae0 [ 70.356561][ T8636] ? mark_held_locks+0x130/0x130 [ 70.361489][ T8636] ? apparmor_capable+0x35e/0x670 [ 70.366503][ T8636] ? find_held_lock+0x36/0x1d0 [ 70.371261][ T8636] ? rcu_read_lock_held_common+0x120/0x120 [ 70.377064][ T8636] ? tc_del_tfilter+0x1330/0x1330 [ 70.382095][ T8636] ? __kasan_check_read+0x11/0x20 [ 70.387115][ T8636] ? tc_del_tfilter+0x1330/0x1330 [ 70.392134][ T8636] rtnetlink_rcv_msg+0x622/0x8d0 [ 70.397060][ T8636] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 70.402502][ T8636] ? netlink_deliver_tap+0x160/0xac0 [ 70.407777][ T8636] netlink_rcv_skb+0x13c/0x380 [ 70.412541][ T8636] ? rtnetlink_put_metrics+0x4a0/0x4a0 [ 70.417988][ T8636] ? netlink_ack+0x9a0/0x9a0 [ 70.422559][ T8636] ? netlink_deliver_tap+0x178/0xac0 [ 70.427831][ T8636] rtnetlink_rcv+0x10/0x20 [ 70.432231][ T8636] netlink_unicast+0x474/0x6c0 [ 70.437076][ T8636] ? netlink_attachskb+0x740/0x740 [ 70.442315][ T8636] ? _copy_from_iter_full+0x18a/0x780 [ 70.447674][ T8636] ? __kasan_check_read+0x11/0x20 [ 70.452688][ T8636] ? __check_object_size+0x203/0x2ea [ 70.457973][ T8636] netlink_sendmsg+0x7ab/0xd50 [ 70.462732][ T8636] ? netlink_unicast+0x6c0/0x6c0 [ 70.467661][ T8636] ? apparmor_socket_sendmsg+0x1b/0x20 [ 70.473110][ T8636] ? netlink_unicast+0x6c0/0x6c0 [ 70.478034][ T8636] sock_sendmsg+0xb5/0xf0 [ 70.482356][ T8636] ____sys_sendmsg+0x3b6/0x950 [ 70.487113][ T8636] ? copy_msghdr_from_user+0xa4/0xf0 [ 70.492388][ T8636] ? kernel_sendmsg+0x30/0x30 [ 70.497050][ T8636] ? find_held_lock+0x36/0x1d0 [ 70.501805][ T8636] ___sys_sendmsg+0xe4/0x160 [ 70.506382][ T8636] ? sendmsg_copy_msghdr+0x30/0x30 [ 70.511476][ T8636] ? rcu_read_lock_held+0x9c/0xb0 [ 70.516482][ T8636] ? __kasan_check_read+0x11/0x20 [ 70.521491][ T8636] ? __fget_files+0x289/0x3f0 [ 70.526161][ T8636] ? ksys_dup3+0x2e0/0x2e0 [ 70.530569][ T8636] ? find_held_lock+0x36/0x1d0 [ 70.535322][ T8636] ? __fget_light+0x1b1/0x230 [ 70.539986][ T8636] ? __fdget+0xe/0x10 [ 70.543949][ T8636] ? sockfd_lookup_light+0x1c/0x150 [ 70.549135][ T8636] __sys_sendmmsg+0x160/0x370 [ 70.553800][ T8636] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 70.558817][ T8636] ? __kasan_check_write+0x14/0x20 [ 70.563919][ T8636] ? __mutex_unlock_slowpath+0xe0/0x690 [ 70.569445][ T8636] ? rcu_read_lock_any_held+0xcd/0xf0 [ 70.574814][ T8636] ? __kasan_check_write+0x14/0x20 [ 70.579915][ T8636] ? fput_many+0x1b/0x130 [ 70.584234][ T8636] ? fput+0xe/0x10 [ 70.587947][ T8636] ? ksys_write+0x187/0x220 [ 70.592437][ T8636] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 70.597892][ T8636] ? do_syscall_64+0x21/0x630 [ 70.602563][ T8636] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 70.608628][ T8636] __x64_sys_sendmmsg+0x98/0x100 [ 70.613552][ T8636] do_syscall_64+0xca/0x630 [ 70.618043][ T8636] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 70.623918][ T8636] RIP: 0033:0x45b349 [ 70.627804][ T8636] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 70.647400][ T8636] RSP: 002b:00007f635499ec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 70.655798][ T8636] RAX: ffffffffffffffda RBX: 00007f635499f6d4 RCX: 000000000045b349 [ 70.663765][ T8636] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 70.671726][ T8636] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 70.679690][ T8636] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 70.687652][ T8636] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 70.695628][ T8651] CPU: 1 PID: 8651 Comm: syz-executor.4 Not tainted 5.6.0-syzkaller #0 [ 70.703880][ T8651] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.705492][ T8661] FAULT_INJECTION: forcing a failure. [ 70.705492][ T8661] name failslab, interval 1, probability 0, space 0, times 0 [ 70.713923][ T8651] Call Trace: [ 70.713938][ T8651] dump_stack+0x12d/0x187 [ 70.713952][ T8651] should_fail.cold.4+0x5/0x13 [ 70.713961][ T8651] ? fault_create_debugfs_attr+0x150/0x150 [ 70.713972][ T8651] ? ___might_sleep+0x16b/0x2b0 [ 70.713983][ T8651] __should_failslab+0xba/0xf0 [ 70.713991][ T8651] should_failslab+0x9/0x14 [ 70.714000][ T8651] kmem_cache_alloc_node+0x266/0x760 [ 70.714015][ T8651] __alloc_skb+0xa7/0x570 [ 70.714022][ T8651] ? netdev_alloc_frag+0x160/0x160 [ 70.714029][ T8651] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 70.714036][ T8651] ? aa_sk_perm+0x1d1/0x890 [ 70.714048][ T8651] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 70.789626][ T8651] netlink_sendmsg+0x896/0xd50 [ 70.794402][ T8651] ? netlink_unicast+0x6c0/0x6c0 [ 70.799326][ T8651] ? apparmor_socket_sendmsg+0x1b/0x20 [ 70.804776][ T8651] ? netlink_unicast+0x6c0/0x6c0 [ 70.809697][ T8651] sock_sendmsg+0xb5/0xf0 [ 70.814003][ T8651] ____sys_sendmsg+0x3b6/0x950 [ 70.818761][ T8651] ? copy_msghdr_from_user+0xa4/0xf0 [ 70.824024][ T8651] ? kernel_sendmsg+0x30/0x30 [ 70.828679][ T8651] ? __kasan_check_read+0x11/0x20 [ 70.833869][ T8651] ? hlock_class+0x52/0x120 [ 70.838350][ T8651] ? __lock_acquire+0x1857/0x3ae0 [ 70.843360][ T8651] ___sys_sendmsg+0xe4/0x160 [ 70.847937][ T8651] ? sendmsg_copy_msghdr+0x30/0x30 [ 70.853039][ T8651] ? mark_held_locks+0x130/0x130 [ 70.857961][ T8651] ? find_held_lock+0x36/0x1d0 [ 70.862703][ T8651] ? __might_fault+0xf1/0x1b0 [ 70.867378][ T8651] ? lock_downgrade+0x960/0x960 [ 70.872211][ T8651] ? lock_release+0x960/0x960 [ 70.876893][ T8651] ? ___might_sleep+0x16b/0x2b0 [ 70.881731][ T8651] __sys_sendmmsg+0x160/0x370 [ 70.886384][ T8651] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 70.891562][ T8651] ? __kasan_check_write+0x14/0x20 [ 70.896648][ T8651] ? __mutex_unlock_slowpath+0xe0/0x690 [ 70.902169][ T8651] ? rcu_read_lock_any_held+0xcd/0xf0 [ 70.907523][ T8651] ? __kasan_check_write+0x14/0x20 [ 70.912612][ T8651] ? fput_many+0x1b/0x130 [ 70.916916][ T8651] ? fput+0xe/0x10 [ 70.920611][ T8651] ? ksys_write+0x187/0x220 [ 70.925089][ T8651] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 70.930519][ T8651] ? do_syscall_64+0x21/0x630 [ 70.935168][ T8651] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 70.941211][ T8651] __x64_sys_sendmmsg+0x98/0x100 [ 70.946121][ T8651] do_syscall_64+0xca/0x630 [ 70.950596][ T8651] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 70.956460][ T8651] RIP: 0033:0x45b349 [ 70.960330][ T8651] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 70.979908][ T8651] RSP: 002b:00007f438f726c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 70.988290][ T8651] RAX: ffffffffffffffda RBX: 00007f438f7276d4 RCX: 000000000045b349 [ 70.996248][ T8651] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000007 [ 71.004207][ T8651] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 71.012174][ T8651] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 71.020123][ T8651] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 71.028098][ T8661] CPU: 0 PID: 8661 Comm: syz-executor.3 Not tainted 5.6.0-syzkaller #0 [ 71.036342][ T8661] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.046386][ T8661] Call Trace: [ 71.049664][ T8661] dump_stack+0x12d/0x187 [ 71.053976][ T8661] should_fail.cold.4+0x5/0x13 [ 71.058736][ T8661] ? fault_create_debugfs_attr+0x150/0x150 [ 71.064659][ T8661] ? ___might_sleep+0x16b/0x2b0 [ 71.069501][ T8661] __should_failslab+0xba/0xf0 [ 71.074246][ T8661] should_failslab+0x9/0x14 [ 71.078737][ T8661] kmem_cache_alloc_node+0x266/0x760 [ 71.084012][ T8661] __alloc_skb+0xa7/0x570 [ 71.088328][ T8661] ? netdev_alloc_frag+0x160/0x160 [ 71.093432][ T8661] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 71.099050][ T8661] ? aa_sk_perm+0x1d1/0x890 [ 71.103537][ T8661] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 71.109771][ T8661] netlink_sendmsg+0x896/0xd50 [ 71.114529][ T8661] ? netlink_unicast+0x6c0/0x6c0 [ 71.119457][ T8661] ? apparmor_socket_sendmsg+0x1b/0x20 [ 71.124899][ T8661] ? netlink_unicast+0x6c0/0x6c0 [ 71.129837][ T8661] sock_sendmsg+0xb5/0xf0 [ 71.134158][ T8661] ____sys_sendmsg+0x3b6/0x950 [ 71.138909][ T8661] ? copy_msghdr_from_user+0xa4/0xf0 [ 71.144198][ T8661] ? kernel_sendmsg+0x30/0x30 [ 71.148862][ T8661] ? __kasan_check_read+0x11/0x20 [ 71.153881][ T8661] ? hlock_class+0x52/0x120 [ 71.158369][ T8661] ? __lock_acquire+0x1857/0x3ae0 [ 71.163381][ T8661] ___sys_sendmsg+0xe4/0x160 [ 71.167957][ T8661] ? sendmsg_copy_msghdr+0x30/0x30 [ 71.173062][ T8661] ? mark_held_locks+0x130/0x130 [ 71.177993][ T8661] ? find_held_lock+0x36/0x1d0 [ 71.182862][ T8661] ? __might_fault+0xf1/0x1b0 [ 71.187530][ T8661] ? lock_downgrade+0x960/0x960 [ 71.192368][ T8661] ? lock_release+0x960/0x960 [ 71.197024][ T8661] ? ___might_sleep+0x16b/0x2b0 [ 71.201866][ T8661] __sys_sendmmsg+0x160/0x370 [ 71.206536][ T8661] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 71.211555][ T8661] ? __kasan_check_write+0x14/0x20 [ 71.216655][ T8661] ? __mutex_unlock_slowpath+0xe0/0x690 [ 71.222181][ T8661] ? rcu_read_lock_any_held+0xcd/0xf0 [ 71.227548][ T8661] ? __kasan_check_write+0x14/0x20 [ 71.232646][ T8661] ? fput_many+0x1b/0x130 [ 71.236956][ T8661] ? fput+0xe/0x10 [ 71.240657][ T8661] ? ksys_write+0x187/0x220 [ 71.245137][ T8661] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 71.250571][ T8661] ? do_syscall_64+0x21/0x630 [ 71.255226][ T8661] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 71.261274][ T8661] __x64_sys_sendmmsg+0x98/0x100 [ 71.266186][ T8661] do_syscall_64+0xca/0x630 [ 71.270669][ T8661] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 71.276544][ T8661] RIP: 0033:0x45b349 [ 71.280419][ T8661] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 71.300009][ T8661] RSP: 002b:00007f3c020b4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 71.308404][ T8661] RAX: ffffffffffffffda RBX: 00007f3c020b56d4 RCX: 000000000045b349 [ 71.316365][ T8661] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 71.324325][ T8661] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 71.332290][ T8661] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 71.340241][ T8661] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 71.354952][ T8648] CPU: 1 PID: 8648 Comm: syz-executor.1 Not tainted 5.6.0-syzkaller #0 [ 71.363205][ T8648] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.373249][ T8648] Call Trace: [ 71.376533][ T8648] dump_stack+0x12d/0x187 [ 71.380863][ T8648] should_fail.cold.4+0x5/0x13 [ 71.385630][ T8648] ? fault_create_debugfs_attr+0x150/0x150 [ 71.391429][ T8648] ? ___might_sleep+0x16b/0x2b0 [ 71.396276][ T8648] __should_failslab+0xba/0xf0 [ 71.401030][ T8648] should_failslab+0x9/0x14 [ 71.405639][ T8648] kmem_cache_alloc_node+0x266/0x760 [ 71.410929][ T8648] __alloc_skb+0xa7/0x570 [ 71.415261][ T8648] ? netdev_alloc_frag+0x160/0x160 [ 71.420364][ T8648] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 71.425987][ T8648] ? aa_sk_perm+0x1d1/0x890 [ 71.430482][ T8648] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 71.436719][ T8648] netlink_sendmsg+0x896/0xd50 [ 71.441481][ T8648] ? netlink_unicast+0x6c0/0x6c0 [ 71.446419][ T8648] ? apparmor_socket_sendmsg+0x1b/0x20 [ 71.451880][ T8648] ? netlink_unicast+0x6c0/0x6c0 [ 71.456807][ T8648] sock_sendmsg+0xb5/0xf0 [ 71.461136][ T8648] ____sys_sendmsg+0x3b6/0x950 [ 71.462547][ T8669] FAULT_INJECTION: forcing a failure. [ 71.462547][ T8669] name failslab, interval 1, probability 0, space 0, times 0 [ 71.465882][ T8648] ? copy_msghdr_from_user+0xa4/0xf0 [ 71.465890][ T8648] ? kernel_sendmsg+0x30/0x30 [ 71.465899][ T8648] ? __kasan_check_read+0x11/0x20 [ 71.465906][ T8648] ? hlock_class+0x52/0x120 [ 71.465913][ T8648] ? __lock_acquire+0x1857/0x3ae0 [ 71.465922][ T8648] ___sys_sendmsg+0xe4/0x160 [ 71.465929][ T8648] ? sendmsg_copy_msghdr+0x30/0x30 [ 71.465936][ T8648] ? mark_held_locks+0x130/0x130 [ 71.465944][ T8648] ? find_held_lock+0x36/0x1d0 [ 71.465956][ T8648] ? __might_fault+0xf1/0x1b0 [ 71.482968][ T8670] FAULT_INJECTION: forcing a failure. [ 71.482968][ T8670] name failslab, interval 1, probability 0, space 0, times 0 [ 71.483773][ T8648] ? lock_downgrade+0x960/0x960 [ 71.483780][ T8648] ? lock_release+0x960/0x960 [ 71.483790][ T8648] ? ___might_sleep+0x16b/0x2b0 [ 71.483807][ T8648] __sys_sendmmsg+0x160/0x370 [ 71.483819][ T8648] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 71.563522][ T8648] ? __kasan_check_write+0x14/0x20 [ 71.568613][ T8648] ? __mutex_unlock_slowpath+0xe0/0x690 [ 71.574135][ T8648] ? rcu_read_lock_any_held+0xcd/0xf0 [ 71.579488][ T8648] ? __kasan_check_write+0x14/0x20 [ 71.584571][ T8648] ? fput_many+0x1b/0x130 [ 71.588877][ T8648] ? fput+0xe/0x10 [ 71.592576][ T8648] ? ksys_write+0x187/0x220 [ 71.597053][ T8648] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 71.602486][ T8648] ? do_syscall_64+0x21/0x630 [ 71.607138][ T8648] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 71.613180][ T8648] __x64_sys_sendmmsg+0x98/0x100 [ 71.618094][ T8648] do_syscall_64+0xca/0x630 [ 71.622577][ T8648] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 71.628448][ T8648] RIP: 0033:0x45b349 [ 71.632316][ T8648] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 71.651894][ T8648] RSP: 002b:00007fda73e19c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 71.660296][ T8648] RAX: ffffffffffffffda RBX: 00007fda73e1a6d4 RCX: 000000000045b349 [ 71.668260][ T8648] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 71.676222][ T8648] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 71.684172][ T8648] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 2020/04/16 21:32:07 executed programs: 43 [ 71.692121][ T8648] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 71.700101][ T8670] CPU: 0 PID: 8670 Comm: syz-executor.5 Not tainted 5.6.0-syzkaller #0 [ 71.708340][ T8670] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.718387][ T8670] Call Trace: [ 71.721668][ T8670] dump_stack+0x12d/0x187 [ 71.725989][ T8670] should_fail.cold.4+0x5/0x13 [ 71.730752][ T8670] ? fault_create_debugfs_attr+0x150/0x150 [ 71.736556][ T8670] ? ___might_sleep+0x16b/0x2b0 [ 71.741395][ T8670] __should_failslab+0xba/0xf0 [ 71.746148][ T8670] should_failslab+0x9/0x14 [ 71.750646][ T8670] kmem_cache_alloc_node+0x266/0x760 [ 71.755922][ T8670] __alloc_skb+0xa7/0x570 [ 71.760241][ T8670] ? netdev_alloc_frag+0x160/0x160 [ 71.765343][ T8670] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 71.770963][ T8670] ? aa_sk_perm+0x1d1/0x890 [ 71.775458][ T8670] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 71.781698][ T8670] netlink_sendmsg+0x896/0xd50 [ 71.786457][ T8670] ? netlink_unicast+0x6c0/0x6c0 [ 71.791385][ T8670] ? apparmor_socket_sendmsg+0x1b/0x20 [ 71.796827][ T8670] ? netlink_unicast+0x6c0/0x6c0 [ 71.801749][ T8670] sock_sendmsg+0xb5/0xf0 [ 71.806087][ T8670] ____sys_sendmsg+0x3b6/0x950 [ 71.810836][ T8670] ? copy_msghdr_from_user+0xa4/0xf0 [ 71.816113][ T8670] ? kernel_sendmsg+0x30/0x30 [ 71.820774][ T8670] ? __kasan_check_read+0x11/0x20 [ 71.825818][ T8670] ? hlock_class+0x52/0x120 [ 71.830340][ T8670] ? __lock_acquire+0x1857/0x3ae0 [ 71.835346][ T8670] ___sys_sendmsg+0xe4/0x160 [ 71.839922][ T8670] ? sendmsg_copy_msghdr+0x30/0x30 [ 71.845018][ T8670] ? mark_held_locks+0x130/0x130 [ 71.849938][ T8670] ? find_held_lock+0x36/0x1d0 [ 71.854681][ T8670] ? __might_fault+0xf1/0x1b0 [ 71.859350][ T8670] ? lock_downgrade+0x960/0x960 [ 71.864191][ T8670] ? lock_release+0x960/0x960 [ 71.868853][ T8670] ? ___might_sleep+0x16b/0x2b0 [ 71.873694][ T8670] __sys_sendmmsg+0x160/0x370 [ 71.878360][ T8670] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 71.883379][ T8670] ? __kasan_check_write+0x14/0x20 [ 71.888481][ T8670] ? __mutex_unlock_slowpath+0xe0/0x690 [ 71.894002][ T8670] ? rcu_read_lock_any_held+0xcd/0xf0 [ 71.899370][ T8670] ? __kasan_check_write+0x14/0x20 [ 71.904468][ T8670] ? fput_many+0x1b/0x130 [ 71.908779][ T8670] ? fput+0xe/0x10 [ 71.912478][ T8670] ? ksys_write+0x187/0x220 [ 71.916965][ T8670] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 71.922406][ T8670] ? do_syscall_64+0x21/0x630 [ 71.927087][ T8670] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 71.933274][ T8670] __x64_sys_sendmmsg+0x98/0x100 [ 71.938206][ T8670] do_syscall_64+0xca/0x630 [ 71.942701][ T8670] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 71.948570][ T8670] RIP: 0033:0x45b349 [ 71.952448][ T8670] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 71.972036][ T8670] RSP: 002b:00007f635497dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 71.980427][ T8670] RAX: ffffffffffffffda RBX: 00007f635497e6d4 RCX: 000000000045b349 [ 71.988383][ T8670] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 71.996332][ T8670] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 72.004291][ T8670] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 72.012250][ T8670] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 72.020216][ T8650] CPU: 1 PID: 8650 Comm: syz-executor.0 Not tainted 5.6.0-syzkaller #0 [ 72.028471][ T8650] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.038518][ T8650] Call Trace: [ 72.041802][ T8650] dump_stack+0x12d/0x187 [ 72.046126][ T8650] should_fail.cold.4+0x5/0x13 [ 72.050884][ T8650] ? fault_create_debugfs_attr+0x150/0x150 [ 72.056679][ T8650] ? ___might_sleep+0x16b/0x2b0 [ 72.061511][ T8650] __should_failslab+0xba/0xf0 [ 72.066338][ T8650] should_failslab+0x9/0x14 [ 72.070816][ T8650] kmem_cache_alloc_node+0x266/0x760 [ 72.076086][ T8650] __alloc_skb+0xa7/0x570 [ 72.080394][ T8650] ? netdev_alloc_frag+0x160/0x160 [ 72.085481][ T8650] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 72.091088][ T8650] ? aa_sk_perm+0x1d1/0x890 [ 72.095571][ T8650] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 72.101794][ T8650] netlink_sendmsg+0x896/0xd50 [ 72.106535][ T8650] ? netlink_unicast+0x6c0/0x6c0 [ 72.111450][ T8650] ? apparmor_socket_sendmsg+0x1b/0x20 [ 72.116887][ T8650] ? netlink_unicast+0x6c0/0x6c0 [ 72.121798][ T8650] sock_sendmsg+0xb5/0xf0 [ 72.126106][ T8650] ____sys_sendmsg+0x3b6/0x950 [ 72.130866][ T8650] ? copy_msghdr_from_user+0xa4/0xf0 [ 72.136265][ T8650] ? kernel_sendmsg+0x30/0x30 [ 72.140927][ T8650] ? __kasan_check_read+0x11/0x20 [ 72.145930][ T8650] ? hlock_class+0x52/0x120 [ 72.150409][ T8650] ? __lock_acquire+0x1857/0x3ae0 [ 72.155416][ T8650] ___sys_sendmsg+0xe4/0x160 [ 72.159991][ T8650] ? sendmsg_copy_msghdr+0x30/0x30 [ 72.165080][ T8650] ? mark_held_locks+0x130/0x130 [ 72.169997][ T8650] ? find_held_lock+0x36/0x1d0 [ 72.174739][ T8650] ? __might_fault+0xf1/0x1b0 [ 72.179389][ T8650] ? lock_downgrade+0x960/0x960 [ 72.184211][ T8650] ? lock_release+0x960/0x960 [ 72.188865][ T8650] ? ___might_sleep+0x16b/0x2b0 [ 72.193695][ T8650] __sys_sendmmsg+0x160/0x370 [ 72.198349][ T8650] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 72.203385][ T8650] ? __kasan_check_write+0x14/0x20 [ 72.208482][ T8650] ? __mutex_unlock_slowpath+0xe0/0x690 [ 72.214101][ T8650] ? rcu_read_lock_any_held+0xcd/0xf0 [ 72.219452][ T8650] ? __kasan_check_write+0x14/0x20 [ 72.224536][ T8650] ? fput_many+0x1b/0x130 [ 72.228839][ T8650] ? fput+0xe/0x10 [ 72.232550][ T8650] ? ksys_write+0x187/0x220 [ 72.237044][ T8650] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 72.242489][ T8650] ? do_syscall_64+0x21/0x630 [ 72.247168][ T8650] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 72.253245][ T8650] __x64_sys_sendmmsg+0x98/0x100 [ 72.258166][ T8650] do_syscall_64+0xca/0x630 [ 72.262662][ T8650] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 72.268566][ T8650] RIP: 0033:0x45b349 [ 72.272441][ T8650] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 72.292033][ T8650] RSP: 002b:00007f6cdf181c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 72.300426][ T8650] RAX: ffffffffffffffda RBX: 00007f6cdf1826d4 RCX: 000000000045b349 [ 72.308383][ T8650] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000007 [ 72.316330][ T8650] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 72.324275][ T8650] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 72.332224][ T8650] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 72.340193][ T8669] CPU: 0 PID: 8669 Comm: syz-executor.2 Not tainted 5.6.0-syzkaller #0 [ 72.348444][ T8669] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.358489][ T8669] Call Trace: [ 72.361763][ T8669] dump_stack+0x12d/0x187 [ 72.366081][ T8669] should_fail.cold.4+0x5/0x13 [ 72.370848][ T8669] ? fault_create_debugfs_attr+0x150/0x150 [ 72.376655][ T8669] ? ___might_sleep+0x16b/0x2b0 [ 72.381502][ T8669] __should_failslab+0xba/0xf0 [ 72.386257][ T8669] should_failslab+0x9/0x14 [ 72.390753][ T8669] kmem_cache_alloc_node+0x266/0x760 [ 72.396040][ T8669] __alloc_skb+0xa7/0x570 [ 72.400364][ T8669] ? netdev_alloc_frag+0x160/0x160 [ 72.405468][ T8669] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 72.411088][ T8669] ? aa_sk_perm+0x1d1/0x890 [ 72.415580][ T8669] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 72.421807][ T8669] netlink_sendmsg+0x896/0xd50 [ 72.426556][ T8669] ? netlink_unicast+0x6c0/0x6c0 [ 72.431478][ T8669] ? apparmor_socket_sendmsg+0x1b/0x20 [ 72.436919][ T8669] ? netlink_unicast+0x6c0/0x6c0 [ 72.441839][ T8669] sock_sendmsg+0xb5/0xf0 [ 72.446148][ T8669] ____sys_sendmsg+0x3b6/0x950 [ 72.450909][ T8669] ? copy_msghdr_from_user+0xa4/0xf0 [ 72.456180][ T8669] ? kernel_sendmsg+0x30/0x30 [ 72.460864][ T8669] ? __kasan_check_read+0x11/0x20 [ 72.465875][ T8669] ? hlock_class+0x52/0x120 [ 72.470364][ T8669] ? __lock_acquire+0x1857/0x3ae0 [ 72.475366][ T8669] ___sys_sendmsg+0xe4/0x160 [ 72.479941][ T8669] ? sendmsg_copy_msghdr+0x30/0x30 [ 72.485047][ T8669] ? mark_held_locks+0x130/0x130 [ 72.489982][ T8669] ? find_held_lock+0x36/0x1d0 [ 72.494744][ T8669] ? __might_fault+0xf1/0x1b0 [ 72.499416][ T8669] ? lock_downgrade+0x960/0x960 [ 72.504255][ T8669] ? lock_release+0x960/0x960 [ 72.508926][ T8669] ? ___might_sleep+0x16b/0x2b0 [ 72.513774][ T8669] __sys_sendmmsg+0x160/0x370 [ 72.518443][ T8669] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 72.523464][ T8669] ? __kasan_check_write+0x14/0x20 [ 72.528557][ T8669] ? __mutex_unlock_slowpath+0xe0/0x690 [ 72.534090][ T8669] ? rcu_read_lock_any_held+0xcd/0xf0 [ 72.539463][ T8669] ? __kasan_check_write+0x14/0x20 [ 72.544559][ T8669] ? fput_many+0x1b/0x130 [ 72.548866][ T8669] ? fput+0xe/0x10 [ 72.552569][ T8669] ? ksys_write+0x187/0x220 [ 72.557046][ T8669] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 72.559460][ T8675] FAULT_INJECTION: forcing a failure. [ 72.559460][ T8675] name failslab, interval 1, probability 0, space 0, times 0 [ 72.562479][ T8669] ? do_syscall_64+0x21/0x630 [ 72.562487][ T8669] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 72.562498][ T8669] __x64_sys_sendmmsg+0x98/0x100 [ 72.562507][ T8669] do_syscall_64+0xca/0x630 [ 72.562516][ T8669] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 72.562521][ T8669] RIP: 0033:0x45b349 [ 72.562529][ T8669] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 72.624510][ T8669] RSP: 002b:00007fb86bb47c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 72.632901][ T8669] RAX: ffffffffffffffda RBX: 00007fb86bb486d4 RCX: 000000000045b349 [ 72.640857][ T8669] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 72.648819][ T8669] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 72.656774][ T8669] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 72.664729][ T8669] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 72.672696][ T8675] CPU: 1 PID: 8675 Comm: syz-executor.0 Not tainted 5.6.0-syzkaller #0 [ 72.680940][ T8675] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.691005][ T8675] Call Trace: [ 72.694297][ T8675] dump_stack+0x12d/0x187 [ 72.698629][ T8675] should_fail.cold.4+0x5/0x13 [ 72.703380][ T8675] ? fault_create_debugfs_attr+0x150/0x150 [ 72.709176][ T8675] ? ___might_sleep+0x16b/0x2b0 [ 72.714022][ T8675] __should_failslab+0xba/0xf0 [ 72.718783][ T8675] should_failslab+0x9/0x14 [ 72.723280][ T8675] kmem_cache_alloc_node+0x266/0x760 [ 72.728568][ T8675] __alloc_skb+0xa7/0x570 [ 72.732899][ T8675] ? netdev_alloc_frag+0x160/0x160 [ 72.738008][ T8675] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 72.743636][ T8675] ? aa_sk_perm+0x1d1/0x890 [ 72.748139][ T8675] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 72.749521][ T8682] FAULT_INJECTION: forcing a failure. [ 72.749521][ T8682] name failslab, interval 1, probability 0, space 0, times 0 [ 72.754378][ T8675] netlink_sendmsg+0x896/0xd50 [ 72.754389][ T8675] ? netlink_unicast+0x6c0/0x6c0 [ 72.754404][ T8675] ? apparmor_socket_sendmsg+0x1b/0x20 [ 72.754412][ T8675] ? netlink_unicast+0x6c0/0x6c0 [ 72.754419][ T8675] sock_sendmsg+0xb5/0xf0 [ 72.754428][ T8675] ____sys_sendmsg+0x3b6/0x950 [ 72.796011][ T8675] ? copy_msghdr_from_user+0xa4/0xf0 [ 72.801274][ T8675] ? kernel_sendmsg+0x30/0x30 [ 72.805923][ T8675] ? __kasan_check_read+0x11/0x20 [ 72.810920][ T8675] ? hlock_class+0x52/0x120 [ 72.815398][ T8675] ? __lock_acquire+0x1857/0x3ae0 [ 72.820400][ T8675] ___sys_sendmsg+0xe4/0x160 [ 72.824969][ T8675] ? sendmsg_copy_msghdr+0x30/0x30 [ 72.830061][ T8675] ? mark_held_locks+0x130/0x130 [ 72.834975][ T8675] ? find_held_lock+0x36/0x1d0 [ 72.839752][ T8675] ? __might_fault+0xf1/0x1b0 [ 72.844416][ T8675] ? lock_downgrade+0x960/0x960 [ 72.849254][ T8675] ? lock_release+0x960/0x960 [ 72.853917][ T8675] ? ___might_sleep+0x16b/0x2b0 [ 72.858758][ T8675] __sys_sendmmsg+0x160/0x370 [ 72.863418][ T8675] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 72.868439][ T8675] ? __kasan_check_write+0x14/0x20 [ 72.873528][ T8675] ? __mutex_unlock_slowpath+0xe0/0x690 [ 72.879049][ T8675] ? rcu_read_lock_any_held+0xcd/0xf0 [ 72.884402][ T8675] ? __kasan_check_write+0x14/0x20 [ 72.889487][ T8675] ? fput_many+0x1b/0x130 [ 72.893789][ T8675] ? fput+0xe/0x10 [ 72.897483][ T8675] ? ksys_write+0x187/0x220 [ 72.901962][ T8675] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 72.907392][ T8675] ? do_syscall_64+0x21/0x630 [ 72.912045][ T8675] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 72.918088][ T8675] __x64_sys_sendmmsg+0x98/0x100 [ 72.923006][ T8675] do_syscall_64+0xca/0x630 [ 72.927486][ T8675] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 72.933358][ T8675] RIP: 0033:0x45b349 [ 72.937270][ T8675] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 72.956873][ T8675] RSP: 002b:00007f6cdf1a2c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 72.965264][ T8675] RAX: ffffffffffffffda RBX: 00007f6cdf1a36d4 RCX: 000000000045b349 [ 72.973217][ T8675] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 72.981165][ T8675] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 72.989110][ T8675] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 72.997062][ T8675] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 73.005036][ T8682] CPU: 0 PID: 8682 Comm: syz-executor.2 Not tainted 5.6.0-syzkaller #0 [ 73.013271][ T8682] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.023321][ T8682] Call Trace: [ 73.026606][ T8682] dump_stack+0x12d/0x187 [ 73.030936][ T8682] should_fail.cold.4+0x5/0x13 [ 73.035703][ T8682] ? fault_create_debugfs_attr+0x150/0x150 [ 73.041686][ T8682] ? ___might_sleep+0x16b/0x2b0 [ 73.046537][ T8682] __should_failslab+0xba/0xf0 [ 73.051298][ T8682] should_failslab+0x9/0x14 [ 73.055796][ T8682] kmem_cache_alloc_node+0x266/0x760 [ 73.061087][ T8682] __alloc_skb+0xa7/0x570 [ 73.065415][ T8682] ? netdev_alloc_frag+0x160/0x160 [ 73.070522][ T8682] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 73.076144][ T8682] ? aa_sk_perm+0x1d1/0x890 [ 73.080636][ T8682] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 73.086872][ T8682] netlink_sendmsg+0x896/0xd50 [ 73.091632][ T8682] ? netlink_unicast+0x6c0/0x6c0 [ 73.096569][ T8682] ? apparmor_socket_sendmsg+0x1b/0x20 [ 73.102022][ T8682] ? netlink_unicast+0x6c0/0x6c0 [ 73.106955][ T8682] sock_sendmsg+0xb5/0xf0 [ 73.111276][ T8682] ____sys_sendmsg+0x3b6/0x950 [ 73.116030][ T8682] ? copy_msghdr_from_user+0xa4/0xf0 [ 73.121310][ T8682] ? kernel_sendmsg+0x30/0x30 [ 73.125978][ T8682] ? __kasan_check_read+0x11/0x20 [ 73.130992][ T8682] ? hlock_class+0x52/0x120 [ 73.135492][ T8682] ? __lock_acquire+0x1857/0x3ae0 [ 73.140506][ T8682] ___sys_sendmsg+0xe4/0x160 [ 73.145081][ T8682] ? sendmsg_copy_msghdr+0x30/0x30 [ 73.150176][ T8682] ? mark_held_locks+0x130/0x130 [ 73.155113][ T8682] ? find_held_lock+0x36/0x1d0 [ 73.159868][ T8682] ? __might_fault+0xf1/0x1b0 [ 73.164519][ T8682] ? lock_downgrade+0x960/0x960 [ 73.169342][ T8682] ? lock_release+0x960/0x960 [ 73.173993][ T8682] ? ___might_sleep+0x16b/0x2b0 [ 73.178833][ T8682] __sys_sendmmsg+0x160/0x370 [ 73.183502][ T8682] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 73.188520][ T8682] ? __kasan_check_write+0x14/0x20 [ 73.193627][ T8682] ? __mutex_unlock_slowpath+0xe0/0x690 [ 73.199149][ T8682] ? rcu_read_lock_any_held+0xcd/0xf0 [ 73.202743][ T8688] FAULT_INJECTION: forcing a failure. [ 73.202743][ T8688] name failslab, interval 1, probability 0, space 0, times 0 [ 73.204529][ T8682] ? __kasan_check_write+0x14/0x20 [ 73.204537][ T8682] ? fput_many+0x1b/0x130 [ 73.204543][ T8682] ? fput+0xe/0x10 [ 73.204549][ T8682] ? ksys_write+0x187/0x220 [ 73.204560][ T8682] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 73.204567][ T8682] ? do_syscall_64+0x21/0x630 [ 73.204575][ T8682] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 73.204588][ T8682] __x64_sys_sendmmsg+0x98/0x100 [ 73.255779][ T8682] do_syscall_64+0xca/0x630 [ 73.260272][ T8682] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 73.266147][ T8682] RIP: 0033:0x45b349 [ 73.270031][ T8682] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 73.289620][ T8682] RSP: 002b:00007fb86bb47c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 73.298013][ T8682] RAX: ffffffffffffffda RBX: 00007fb86bb486d4 RCX: 000000000045b349 [ 73.305967][ T8682] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 73.313914][ T8682] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 73.321871][ T8682] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 73.329915][ T8682] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 73.373935][ T8688] CPU: 1 PID: 8688 Comm: syz-executor.1 Not tainted 5.6.0-syzkaller #0 [ 73.382210][ T8688] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.392268][ T8688] Call Trace: [ 73.395563][ T8688] dump_stack+0x12d/0x187 [ 73.399891][ T8688] should_fail.cold.4+0x5/0x13 [ 73.404659][ T8688] ? fault_create_debugfs_attr+0x150/0x150 [ 73.410461][ T8688] ? ___might_sleep+0x16b/0x2b0 [ 73.415307][ T8688] __should_failslab+0xba/0xf0 [ 73.420066][ T8688] should_failslab+0x9/0x14 [ 73.424565][ T8688] kmem_cache_alloc_node+0x266/0x760 [ 73.429856][ T8688] __alloc_skb+0xa7/0x570 [ 73.434182][ T8688] ? netdev_alloc_frag+0x160/0x160 [ 73.439285][ T8688] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 73.444917][ T8688] ? aa_sk_perm+0x1d1/0x890 [ 73.449411][ T8688] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 73.452383][ T8701] FAULT_INJECTION: forcing a failure. [ 73.452383][ T8701] name failslab, interval 1, probability 0, space 0, times 0 [ 73.455642][ T8688] netlink_sendmsg+0x896/0xd50 [ 73.455654][ T8688] ? netlink_unicast+0x6c0/0x6c0 [ 73.455668][ T8688] ? apparmor_socket_sendmsg+0x1b/0x20 [ 73.455676][ T8688] ? netlink_unicast+0x6c0/0x6c0 [ 73.455684][ T8688] sock_sendmsg+0xb5/0xf0 [ 73.455692][ T8688] ____sys_sendmsg+0x3b6/0x950 [ 73.455699][ T8688] ? copy_msghdr_from_user+0xa4/0xf0 [ 73.455705][ T8688] ? kernel_sendmsg+0x30/0x30 [ 73.455712][ T8688] ? __kasan_check_read+0x11/0x20 [ 73.455720][ T8688] ? hlock_class+0x52/0x120 [ 73.486420][ T8703] FAULT_INJECTION: forcing a failure. [ 73.486420][ T8703] name failslab, interval 1, probability 0, space 0, times 0 [ 73.488293][ T8688] ? __lock_acquire+0x1857/0x3ae0 [ 73.488304][ T8688] ___sys_sendmsg+0xe4/0x160 [ 73.488312][ T8688] ? sendmsg_copy_msghdr+0x30/0x30 [ 73.488336][ T8688] ? mark_held_locks+0x130/0x130 [ 73.488346][ T8688] ? find_held_lock+0x36/0x1d0 [ 73.488358][ T8688] ? __might_fault+0xf1/0x1b0 [ 73.488365][ T8688] ? lock_downgrade+0x960/0x960 [ 73.499691][ T8704] FAULT_INJECTION: forcing a failure. [ 73.499691][ T8704] name failslab, interval 1, probability 0, space 0, times 0 [ 73.502686][ T8688] ? lock_release+0x960/0x960 [ 73.502696][ T8688] ? ___might_sleep+0x16b/0x2b0 [ 73.502713][ T8688] __sys_sendmmsg+0x160/0x370 [ 73.502724][ T8688] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 73.502738][ T8688] ? __kasan_check_write+0x14/0x20 [ 73.502745][ T8688] ? __mutex_unlock_slowpath+0xe0/0x690 [ 73.502752][ T8688] ? rcu_read_lock_any_held+0xcd/0xf0 [ 73.542725][ T8706] FAULT_INJECTION: forcing a failure. [ 73.542725][ T8706] name failslab, interval 1, probability 0, space 0, times 0 [ 73.544218][ T8688] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 73.544226][ T8688] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 73.544235][ T8688] ? fput+0xe/0x10 [ 73.544244][ T8688] ? __kasan_check_write+0x14/0x20 [ 73.544252][ T8688] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 73.544259][ T8688] ? do_syscall_64+0x21/0x630 [ 73.544268][ T8688] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 73.544279][ T8688] __x64_sys_sendmmsg+0x98/0x100 [ 73.544288][ T8688] do_syscall_64+0xca/0x630 [ 73.544304][ T8688] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 73.544311][ T8688] RIP: 0033:0x45b349 [ 73.544318][ T8688] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 73.544322][ T8688] RSP: 002b:00007fda73e19c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 73.544330][ T8688] RAX: ffffffffffffffda RBX: 00007fda73e1a6d4 RCX: 000000000045b349 [ 73.715710][ T8688] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 73.723688][ T8688] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 73.731647][ T8688] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 73.739613][ T8688] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 73.748243][ T8703] CPU: 0 PID: 8703 Comm: syz-executor.4 Not tainted 5.6.0-syzkaller #0 [ 73.756597][ T8703] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.766646][ T8703] Call Trace: [ 73.769931][ T8703] dump_stack+0x12d/0x187 [ 73.774267][ T8703] should_fail.cold.4+0x5/0x13 [ 73.779034][ T8703] ? fault_create_debugfs_attr+0x150/0x150 [ 73.784840][ T8703] ? ___might_sleep+0x16b/0x2b0 [ 73.789774][ T8703] __should_failslab+0xba/0xf0 [ 73.794526][ T8703] should_failslab+0x9/0x14 [ 73.799012][ T8703] kmem_cache_alloc_node+0x266/0x760 [ 73.804294][ T8703] __alloc_skb+0xa7/0x570 [ 73.808632][ T8703] ? netdev_alloc_frag+0x160/0x160 [ 73.813739][ T8703] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 73.819469][ T8703] ? aa_sk_perm+0x1d1/0x890 [ 73.823944][ T8703] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 73.830176][ T8703] netlink_sendmsg+0x896/0xd50 [ 73.834930][ T8703] ? netlink_unicast+0x6c0/0x6c0 [ 73.839865][ T8703] ? apparmor_socket_sendmsg+0x1b/0x20 [ 73.845317][ T8703] ? netlink_unicast+0x6c0/0x6c0 [ 73.850353][ T8703] sock_sendmsg+0xb5/0xf0 [ 73.854685][ T8703] ____sys_sendmsg+0x3b6/0x950 [ 73.859439][ T8703] ? copy_msghdr_from_user+0xa4/0xf0 [ 73.864706][ T8703] ? kernel_sendmsg+0x30/0x30 [ 73.869375][ T8703] ? __kasan_check_read+0x11/0x20 [ 73.874389][ T8703] ? hlock_class+0x52/0x120 [ 73.878885][ T8703] ? __lock_acquire+0x1857/0x3ae0 [ 73.880492][ T8716] FAULT_INJECTION: forcing a failure. [ 73.880492][ T8716] name failslab, interval 1, probability 0, space 0, times 0 [ 73.883898][ T8703] ___sys_sendmsg+0xe4/0x160 [ 73.883906][ T8703] ? sendmsg_copy_msghdr+0x30/0x30 [ 73.883916][ T8703] ? mark_held_locks+0x130/0x130 [ 73.883925][ T8703] ? find_held_lock+0x36/0x1d0 [ 73.883938][ T8703] ? __might_fault+0xf1/0x1b0 [ 73.920484][ T8703] ? lock_downgrade+0x960/0x960 [ 73.925329][ T8703] ? lock_release+0x960/0x960 [ 73.929997][ T8703] ? ___might_sleep+0x16b/0x2b0 [ 73.934841][ T8703] __sys_sendmmsg+0x160/0x370 [ 73.939619][ T8703] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 73.944638][ T8703] ? __kasan_check_write+0x14/0x20 [ 73.949836][ T8703] ? __mutex_unlock_slowpath+0xe0/0x690 [ 73.955469][ T8703] ? rcu_read_lock_any_held+0xcd/0xf0 [ 73.960834][ T8703] ? __kasan_check_write+0x14/0x20 [ 73.965930][ T8703] ? fput_many+0x1b/0x130 [ 73.970252][ T8703] ? fput+0xe/0x10 [ 73.973968][ T8703] ? ksys_write+0x187/0x220 [ 73.978567][ T8703] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 73.984008][ T8703] ? do_syscall_64+0x21/0x630 [ 73.988673][ T8703] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 73.994731][ T8703] __x64_sys_sendmmsg+0x98/0x100 [ 73.999781][ T8703] do_syscall_64+0xca/0x630 [ 74.004288][ T8703] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 74.010280][ T8703] RIP: 0033:0x45b349 [ 74.014273][ T8703] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 74.033962][ T8703] RSP: 002b:00007f438f726c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 74.042359][ T8703] RAX: ffffffffffffffda RBX: 00007f438f7276d4 RCX: 000000000045b349 [ 74.050323][ T8703] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000007 [ 74.058290][ T8703] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 74.066250][ T8703] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 74.074219][ T8703] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 74.086415][ T8701] CPU: 1 PID: 8701 Comm: syz-executor.3 Not tainted 5.6.0-syzkaller #0 [ 74.094671][ T8701] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.104720][ T8701] Call Trace: [ 74.108000][ T8701] dump_stack+0x12d/0x187 [ 74.112343][ T8701] should_fail.cold.4+0x5/0x13 [ 74.117102][ T8701] ? fault_create_debugfs_attr+0x150/0x150 [ 74.122889][ T8701] ? ___might_sleep+0x16b/0x2b0 [ 74.127728][ T8701] __should_failslab+0xba/0xf0 [ 74.132485][ T8701] should_failslab+0x9/0x14 [ 74.136988][ T8701] kmem_cache_alloc_node+0x266/0x760 [ 74.142260][ T8701] __alloc_skb+0xa7/0x570 [ 74.146581][ T8701] ? netdev_alloc_frag+0x160/0x160 [ 74.151677][ T8701] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 74.153679][ T8720] FAULT_INJECTION: forcing a failure. [ 74.153679][ T8720] name failslab, interval 1, probability 0, space 0, times 0 [ 74.157301][ T8701] ? aa_sk_perm+0x1d1/0x890 [ 74.157311][ T8701] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 74.157322][ T8701] netlink_sendmsg+0x896/0xd50 [ 74.157333][ T8701] ? netlink_unicast+0x6c0/0x6c0 [ 74.157346][ T8701] ? apparmor_socket_sendmsg+0x1b/0x20 [ 74.157354][ T8701] ? netlink_unicast+0x6c0/0x6c0 [ 74.157362][ T8701] sock_sendmsg+0xb5/0xf0 [ 74.157370][ T8701] ____sys_sendmsg+0x3b6/0x950 [ 74.157378][ T8701] ? copy_msghdr_from_user+0xa4/0xf0 [ 74.157385][ T8701] ? kernel_sendmsg+0x30/0x30 [ 74.157393][ T8701] ? __kasan_check_read+0x11/0x20 [ 74.157400][ T8701] ? hlock_class+0x52/0x120 [ 74.157406][ T8701] ? __lock_acquire+0x1857/0x3ae0 [ 74.157415][ T8701] ___sys_sendmsg+0xe4/0x160 [ 74.157423][ T8701] ? sendmsg_copy_msghdr+0x30/0x30 [ 74.243800][ T8701] ? mark_held_locks+0x130/0x130 [ 74.248724][ T8701] ? find_held_lock+0x36/0x1d0 [ 74.253566][ T8701] ? __might_fault+0xf1/0x1b0 [ 74.258225][ T8701] ? lock_downgrade+0x960/0x960 [ 74.263052][ T8701] ? lock_release+0x960/0x960 [ 74.267748][ T8701] ? ___might_sleep+0x16b/0x2b0 [ 74.272696][ T8701] __sys_sendmmsg+0x160/0x370 [ 74.277355][ T8701] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 74.282361][ T8701] ? __kasan_check_write+0x14/0x20 [ 74.287450][ T8701] ? __mutex_unlock_slowpath+0xe0/0x690 [ 74.292971][ T8701] ? rcu_read_lock_any_held+0xcd/0xf0 [ 74.298330][ T8701] ? __kasan_check_write+0x14/0x20 [ 74.303419][ T8701] ? fput_many+0x1b/0x130 [ 74.307725][ T8701] ? fput+0xe/0x10 [ 74.311424][ T8701] ? ksys_write+0x187/0x220 [ 74.315913][ T8701] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 74.321352][ T8701] ? do_syscall_64+0x21/0x630 [ 74.326007][ T8701] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 74.333264][ T8701] __x64_sys_sendmmsg+0x98/0x100 [ 74.338182][ T8701] do_syscall_64+0xca/0x630 [ 74.342666][ T8701] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 74.348532][ T8701] RIP: 0033:0x45b349 [ 74.352410][ T8701] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 74.371988][ T8701] RSP: 002b:00007f3c020b4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 74.380393][ T8701] RAX: ffffffffffffffda RBX: 00007f3c020b56d4 RCX: 000000000045b349 [ 74.388361][ T8701] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 74.396323][ T8701] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 74.404285][ T8701] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 74.412241][ T8701] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 74.420207][ T8720] CPU: 0 PID: 8720 Comm: syz-executor.0 Not tainted 5.6.0-syzkaller #0 [ 74.428440][ T8720] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.438484][ T8720] Call Trace: [ 74.441765][ T8720] dump_stack+0x12d/0x187 [ 74.446086][ T8720] should_fail.cold.4+0x5/0x13 [ 74.450842][ T8720] ? fault_create_debugfs_attr+0x150/0x150 [ 74.456636][ T8720] ? ___might_sleep+0x16b/0x2b0 [ 74.461486][ T8720] __should_failslab+0xba/0xf0 [ 74.466241][ T8720] should_failslab+0x9/0x14 [ 74.470734][ T8720] kmem_cache_alloc_node+0x266/0x760 [ 74.476017][ T8720] __alloc_skb+0xa7/0x570 [ 74.480342][ T8720] ? netdev_alloc_frag+0x160/0x160 [ 74.485446][ T8720] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 74.491064][ T8720] ? aa_sk_perm+0x1d1/0x890 [ 74.495557][ T8720] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 74.501783][ T8720] netlink_sendmsg+0x896/0xd50 [ 74.506546][ T8720] ? netlink_unicast+0x6c0/0x6c0 [ 74.511484][ T8720] ? apparmor_socket_sendmsg+0x1b/0x20 [ 74.516946][ T8720] ? netlink_unicast+0x6c0/0x6c0 [ 74.521883][ T8720] sock_sendmsg+0xb5/0xf0 [ 74.526209][ T8720] ____sys_sendmsg+0x3b6/0x950 [ 74.530968][ T8720] ? copy_msghdr_from_user+0xa4/0xf0 [ 74.536238][ T8720] ? kernel_sendmsg+0x30/0x30 [ 74.540902][ T8720] ? __kasan_check_read+0x11/0x20 [ 74.545914][ T8720] ? hlock_class+0x52/0x120 [ 74.550412][ T8720] ? __lock_acquire+0x1857/0x3ae0 [ 74.555431][ T8720] ___sys_sendmsg+0xe4/0x160 [ 74.560007][ T8720] ? sendmsg_copy_msghdr+0x30/0x30 [ 74.565107][ T8720] ? mark_held_locks+0x130/0x130 [ 74.570029][ T8720] ? find_held_lock+0x36/0x1d0 [ 74.574772][ T8720] ? __might_fault+0xf1/0x1b0 [ 74.579430][ T8720] ? lock_downgrade+0x960/0x960 [ 74.584263][ T8720] ? lock_release+0x960/0x960 [ 74.588924][ T8720] ? ___might_sleep+0x16b/0x2b0 [ 74.593761][ T8720] __sys_sendmmsg+0x160/0x370 [ 74.598418][ T8720] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 74.603422][ T8720] ? __kasan_check_write+0x14/0x20 [ 74.608515][ T8720] ? __mutex_unlock_slowpath+0xe0/0x690 [ 74.614161][ T8720] ? rcu_read_lock_any_held+0xcd/0xf0 [ 74.619536][ T8720] ? __kasan_check_write+0x14/0x20 [ 74.624642][ T8720] ? fput_many+0x1b/0x130 [ 74.628961][ T8720] ? fput+0xe/0x10 [ 74.632668][ T8720] ? ksys_write+0x187/0x220 [ 74.637163][ T8720] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 74.642611][ T8720] ? do_syscall_64+0x21/0x630 [ 74.647272][ T8720] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 74.653329][ T8720] __x64_sys_sendmmsg+0x98/0x100 [ 74.658262][ T8720] do_syscall_64+0xca/0x630 [ 74.662759][ T8720] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 74.668640][ T8720] RIP: 0033:0x45b349 [ 74.672517][ T8720] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 74.692111][ T8720] RSP: 002b:00007f6cdf1a2c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 74.700511][ T8720] RAX: ffffffffffffffda RBX: 00007f6cdf1a36d4 RCX: 000000000045b349 [ 74.708470][ T8720] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 74.716427][ T8720] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 74.724397][ T8720] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 74.732373][ T8720] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 74.740345][ T8706] CPU: 1 PID: 8706 Comm: syz-executor.2 Not tainted 5.6.0-syzkaller #0 [ 74.748578][ T8706] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.758626][ T8706] Call Trace: [ 74.761916][ T8706] dump_stack+0x12d/0x187 [ 74.766241][ T8706] should_fail.cold.4+0x5/0x13 [ 74.770983][ T8706] ? fault_create_debugfs_attr+0x150/0x150 [ 74.776770][ T8706] ? ___might_sleep+0x16b/0x2b0 [ 74.781606][ T8706] __should_failslab+0xba/0xf0 [ 74.786349][ T8706] should_failslab+0x9/0x14 [ 74.790830][ T8706] kmem_cache_alloc_node+0x266/0x760 [ 74.796095][ T8706] __alloc_skb+0xa7/0x570 [ 74.800400][ T8706] ? netdev_alloc_frag+0x160/0x160 [ 74.805492][ T8706] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 74.811102][ T8706] ? aa_sk_perm+0x1d1/0x890 [ 74.815582][ T8706] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 74.817360][ T8724] FAULT_INJECTION: forcing a failure. [ 74.817360][ T8724] name failslab, interval 1, probability 0, space 0, times 0 [ 74.821809][ T8706] netlink_sendmsg+0x896/0xd50 [ 74.821820][ T8706] ? netlink_unicast+0x6c0/0x6c0 [ 74.821834][ T8706] ? apparmor_socket_sendmsg+0x1b/0x20 [ 74.821842][ T8706] ? netlink_unicast+0x6c0/0x6c0 [ 74.821849][ T8706] sock_sendmsg+0xb5/0xf0 [ 74.821858][ T8706] ____sys_sendmsg+0x3b6/0x950 [ 74.821866][ T8706] ? copy_msghdr_from_user+0xa4/0xf0 [ 74.821872][ T8706] ? kernel_sendmsg+0x30/0x30 [ 74.821882][ T8706] ? __kasan_check_read+0x11/0x20 [ 74.878387][ T8706] ? hlock_class+0x52/0x120 [ 74.882866][ T8706] ? __lock_acquire+0x1857/0x3ae0 [ 74.887867][ T8706] ___sys_sendmsg+0xe4/0x160 [ 74.892451][ T8706] ? sendmsg_copy_msghdr+0x30/0x30 [ 74.897543][ T8706] ? mark_held_locks+0x130/0x130 [ 74.902474][ T8706] ? find_held_lock+0x36/0x1d0 [ 74.907218][ T8706] ? __might_fault+0xf1/0x1b0 [ 74.911869][ T8706] ? lock_downgrade+0x960/0x960 [ 74.916692][ T8706] ? lock_release+0x960/0x960 [ 74.921345][ T8706] ? ___might_sleep+0x16b/0x2b0 [ 74.926179][ T8706] __sys_sendmmsg+0x160/0x370 [ 74.930835][ T8706] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 74.935838][ T8706] ? __kasan_check_write+0x14/0x20 [ 74.940927][ T8706] ? __mutex_unlock_slowpath+0xe0/0x690 [ 74.946450][ T8706] ? rcu_read_lock_any_held+0xcd/0xf0 [ 74.951807][ T8706] ? __kasan_check_write+0x14/0x20 [ 74.956900][ T8706] ? fput_many+0x1b/0x130 [ 74.961204][ T8706] ? fput+0xe/0x10 [ 74.964898][ T8706] ? ksys_write+0x187/0x220 [ 74.969379][ T8706] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 74.974824][ T8706] ? do_syscall_64+0x21/0x630 [ 74.979489][ T8706] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 74.985548][ T8706] __x64_sys_sendmmsg+0x98/0x100 [ 74.990468][ T8706] do_syscall_64+0xca/0x630 [ 74.994953][ T8706] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 75.000825][ T8706] RIP: 0033:0x45b349 [ 75.004810][ T8706] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 75.028915][ T8706] RSP: 002b:00007fb86bb05c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 75.037312][ T8706] RAX: ffffffffffffffda RBX: 00007fb86bb066d4 RCX: 000000000045b349 [ 75.045263][ T8706] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000007 [ 75.053219][ T8706] RBP: 000000000075c118 R08: 0000000000000000 R09: 0000000000000000 [ 75.061164][ T8706] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 75.069129][ T8706] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 75.077108][ T8704] CPU: 0 PID: 8704 Comm: syz-executor.5 Not tainted 5.6.0-syzkaller #0 [ 75.085347][ T8704] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.095408][ T8704] Call Trace: [ 75.098698][ T8704] dump_stack+0x12d/0x187 [ 75.103033][ T8704] should_fail.cold.4+0x5/0x13 [ 75.107795][ T8704] ? fault_create_debugfs_attr+0x150/0x150 [ 75.113595][ T8704] ? ___might_sleep+0x16b/0x2b0 [ 75.118435][ T8704] __should_failslab+0xba/0xf0 [ 75.123187][ T8704] should_failslab+0x9/0x14 [ 75.127679][ T8704] kmem_cache_alloc_node+0x266/0x760 [ 75.132959][ T8704] __alloc_skb+0xa7/0x570 [ 75.137291][ T8704] ? netdev_alloc_frag+0x160/0x160 [ 75.142394][ T8704] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 75.148020][ T8704] ? aa_sk_perm+0x1d1/0x890 [ 75.152513][ T8704] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 75.158901][ T8704] netlink_sendmsg+0x896/0xd50 [ 75.163667][ T8704] ? netlink_unicast+0x6c0/0x6c0 [ 75.168617][ T8704] ? apparmor_socket_sendmsg+0x1b/0x20 [ 75.174083][ T8704] ? netlink_unicast+0x6c0/0x6c0 [ 75.179015][ T8704] sock_sendmsg+0xb5/0xf0 [ 75.184030][ T8704] ____sys_sendmsg+0x3b6/0x950 [ 75.188790][ T8704] ? copy_msghdr_from_user+0xa4/0xf0 [ 75.194067][ T8704] ? kernel_sendmsg+0x30/0x30 [ 75.198741][ T8704] ? __kasan_check_read+0x11/0x20 [ 75.203755][ T8704] ? hlock_class+0x52/0x120 [ 75.208247][ T8704] ? __lock_acquire+0x1857/0x3ae0 [ 75.213255][ T8704] ___sys_sendmsg+0xe4/0x160 [ 75.217825][ T8704] ? sendmsg_copy_msghdr+0x30/0x30 [ 75.222961][ T8704] ? mark_held_locks+0x130/0x130 [ 75.227885][ T8704] ? find_held_lock+0x36/0x1d0 [ 75.232633][ T8704] ? __might_fault+0xf1/0x1b0 [ 75.237293][ T8704] ? lock_downgrade+0x960/0x960 [ 75.242123][ T8704] ? lock_release+0x960/0x960 [ 75.246779][ T8704] ? ___might_sleep+0x16b/0x2b0 [ 75.251621][ T8704] __sys_sendmmsg+0x160/0x370 [ 75.256278][ T8704] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 75.261286][ T8704] ? __kasan_check_write+0x14/0x20 [ 75.266373][ T8704] ? __mutex_unlock_slowpath+0xe0/0x690 [ 75.271906][ T8704] ? rcu_read_lock_any_held+0xcd/0xf0 [ 75.277264][ T8704] ? __kasan_check_write+0x14/0x20 [ 75.282373][ T8704] ? fput_many+0x1b/0x130 [ 75.286682][ T8704] ? fput+0xe/0x10 [ 75.290381][ T8704] ? ksys_write+0x187/0x220 [ 75.294863][ T8704] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 75.300404][ T8704] ? do_syscall_64+0x21/0x630 [ 75.305079][ T8704] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 75.311136][ T8704] __x64_sys_sendmmsg+0x98/0x100 [ 75.316063][ T8704] do_syscall_64+0xca/0x630 [ 75.320553][ T8704] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 75.326554][ T8704] RIP: 0033:0x45b349 [ 75.330442][ T8704] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 75.350036][ T8704] RSP: 002b:00007f635495cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 75.358443][ T8704] RAX: ffffffffffffffda RBX: 00007f635495d6d4 RCX: 000000000045b349 [ 75.366410][ T8704] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000007 [ 75.374369][ T8704] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 75.382317][ T8704] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 75.390353][ T8704] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 75.398318][ T8716] CPU: 1 PID: 8716 Comm: syz-executor.1 Not tainted 5.6.0-syzkaller #0 [ 75.406559][ T8716] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.416604][ T8716] Call Trace: [ 75.419875][ T8716] dump_stack+0x12d/0x187 [ 75.424185][ T8716] should_fail.cold.4+0x5/0x13 [ 75.428925][ T8716] ? fault_create_debugfs_attr+0x150/0x150 [ 75.434704][ T8716] ? ___might_sleep+0x16b/0x2b0 [ 75.439530][ T8716] __should_failslab+0xba/0xf0 [ 75.444265][ T8716] should_failslab+0x9/0x14 [ 75.448762][ T8716] kmem_cache_alloc_node+0x266/0x760 [ 75.454027][ T8716] __alloc_skb+0xa7/0x570 [ 75.458333][ T8716] ? netdev_alloc_frag+0x160/0x160 [ 75.463435][ T8716] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 75.469064][ T8716] ? aa_sk_perm+0x1d1/0x890 [ 75.473566][ T8716] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 75.479891][ T8716] netlink_sendmsg+0x896/0xd50 [ 75.484636][ T8716] ? netlink_unicast+0x6c0/0x6c0 [ 75.489557][ T8716] ? apparmor_socket_sendmsg+0x1b/0x20 [ 75.494997][ T8716] ? netlink_unicast+0x6c0/0x6c0 [ 75.499912][ T8716] sock_sendmsg+0xb5/0xf0 [ 75.504227][ T8716] ____sys_sendmsg+0x3b6/0x950 [ 75.508973][ T8716] ? copy_msghdr_from_user+0xa4/0xf0 [ 75.514231][ T8716] ? kernel_sendmsg+0x30/0x30 [ 75.518881][ T8716] ? __kasan_check_read+0x11/0x20 [ 75.523894][ T8716] ? hlock_class+0x52/0x120 [ 75.528377][ T8716] ? __lock_acquire+0x1857/0x3ae0 [ 75.533381][ T8716] ___sys_sendmsg+0xe4/0x160 [ 75.537948][ T8716] ? sendmsg_copy_msghdr+0x30/0x30 [ 75.543035][ T8716] ? mark_held_locks+0x130/0x130 [ 75.547946][ T8716] ? find_held_lock+0x36/0x1d0 [ 75.552692][ T8716] ? __might_fault+0xf1/0x1b0 [ 75.557341][ T8716] ? lock_downgrade+0x960/0x960 [ 75.562165][ T8716] ? lock_release+0x960/0x960 [ 75.566820][ T8716] ? ___might_sleep+0x16b/0x2b0 [ 75.571665][ T8716] __sys_sendmmsg+0x160/0x370 [ 75.576326][ T8716] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 75.581340][ T8716] ? __kasan_check_write+0x14/0x20 [ 75.586448][ T8716] ? __mutex_unlock_slowpath+0xe0/0x690 [ 75.591970][ T8716] ? rcu_read_lock_any_held+0xcd/0xf0 [ 75.597327][ T8716] ? __kasan_check_write+0x14/0x20 [ 75.602415][ T8716] ? fput_many+0x1b/0x130 [ 75.606722][ T8716] ? fput+0xe/0x10 [ 75.610423][ T8716] ? ksys_write+0x187/0x220 [ 75.614915][ T8716] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 75.620357][ T8716] ? do_syscall_64+0x21/0x630 [ 75.625018][ T8716] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 75.631077][ T8716] __x64_sys_sendmmsg+0x98/0x100 [ 75.635993][ T8716] do_syscall_64+0xca/0x630 [ 75.640471][ T8716] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 75.646335][ T8716] RIP: 0033:0x45b349 [ 75.650204][ T8716] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 75.669786][ T8716] RSP: 002b:00007fda73e19c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 75.678171][ T8716] RAX: ffffffffffffffda RBX: 00007fda73e1a6d4 RCX: 000000000045b349 [ 75.686214][ T8716] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 75.694180][ T8716] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 75.702150][ T8716] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 75.710102][ T8716] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 75.718068][ T8724] CPU: 0 PID: 8724 Comm: syz-executor.4 Not tainted 5.6.0-syzkaller #0 [ 75.726314][ T8724] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.736363][ T8724] Call Trace: [ 75.739651][ T8724] dump_stack+0x12d/0x187 [ 75.743977][ T8724] should_fail.cold.4+0x5/0x13 [ 75.748733][ T8724] ? fault_create_debugfs_attr+0x150/0x150 [ 75.754537][ T8724] ? ___might_sleep+0x16b/0x2b0 [ 75.759384][ T8724] __should_failslab+0xba/0xf0 [ 75.764143][ T8724] should_failslab+0x9/0x14 [ 75.768641][ T8724] kmem_cache_alloc_node+0x266/0x760 [ 75.773927][ T8724] __alloc_skb+0xa7/0x570 [ 75.778249][ T8724] ? netdev_alloc_frag+0x160/0x160 [ 75.783349][ T8724] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 75.788972][ T8724] ? aa_sk_perm+0x1d1/0x890 [ 75.793472][ T8724] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 75.799710][ T8724] netlink_sendmsg+0x896/0xd50 [ 75.804471][ T8724] ? netlink_unicast+0x6c0/0x6c0 [ 75.809408][ T8724] ? apparmor_socket_sendmsg+0x1b/0x20 [ 75.814855][ T8724] ? netlink_unicast+0x6c0/0x6c0 [ 75.819769][ T8724] sock_sendmsg+0xb5/0xf0 [ 75.824143][ T8724] ____sys_sendmsg+0x3b6/0x950 [ 75.828893][ T8724] ? copy_msghdr_from_user+0xa4/0xf0 [ 75.834174][ T8724] ? kernel_sendmsg+0x30/0x30 [ 75.838854][ T8724] ? __kasan_check_read+0x11/0x20 [ 75.843876][ T8724] ? hlock_class+0x52/0x120 [ 75.848382][ T8724] ? __lock_acquire+0x1857/0x3ae0 [ 75.853405][ T8724] ___sys_sendmsg+0xe4/0x160 [ 75.857975][ T8724] ? sendmsg_copy_msghdr+0x30/0x30 [ 75.860353][ T8728] FAULT_INJECTION: forcing a failure. [ 75.860353][ T8728] name failslab, interval 1, probability 0, space 0, times 0 [ 75.863070][ T8724] ? mark_held_locks+0x130/0x130 [ 75.863079][ T8724] ? find_held_lock+0x36/0x1d0 [ 75.863092][ T8724] ? __might_fault+0xf1/0x1b0 [ 75.863098][ T8724] ? lock_downgrade+0x960/0x960 [ 75.863107][ T8724] ? lock_release+0x960/0x960 [ 75.899447][ T8724] ? ___might_sleep+0x16b/0x2b0 [ 75.904290][ T8724] __sys_sendmmsg+0x160/0x370 [ 75.908950][ T8724] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 75.913951][ T8724] ? __kasan_check_write+0x14/0x20 [ 75.919045][ T8724] ? __mutex_unlock_slowpath+0xe0/0x690 [ 75.924581][ T8724] ? rcu_read_lock_any_held+0xcd/0xf0 [ 75.929951][ T8724] ? __kasan_check_write+0x14/0x20 [ 75.935054][ T8724] ? fput_many+0x1b/0x130 [ 75.939396][ T8724] ? fput+0xe/0x10 [ 75.943107][ T8724] ? ksys_write+0x187/0x220 [ 75.947599][ T8724] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 75.953039][ T8724] ? do_syscall_64+0x21/0x630 [ 75.957698][ T8724] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 75.963752][ T8724] __x64_sys_sendmmsg+0x98/0x100 [ 75.968670][ T8724] do_syscall_64+0xca/0x630 [ 75.973150][ T8724] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 75.979023][ T8724] RIP: 0033:0x45b349 [ 75.982901][ T8724] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 76.002515][ T8724] RSP: 002b:00007f438f747c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 76.010917][ T8724] RAX: ffffffffffffffda RBX: 00007f438f7486d4 RCX: 000000000045b349 [ 76.018874][ T8724] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 76.026832][ T8724] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 76.034779][ T8724] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 76.042733][ T8724] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 76.050706][ T8728] CPU: 1 PID: 8728 Comm: syz-executor.5 Not tainted 5.6.0-syzkaller #0 [ 76.058938][ T8728] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 76.068985][ T8728] Call Trace: [ 76.072273][ T8728] dump_stack+0x12d/0x187 [ 76.076603][ T8728] should_fail.cold.4+0x5/0x13 [ 76.081372][ T8728] ? fault_create_debugfs_attr+0x150/0x150 [ 76.087171][ T8728] ? ___might_sleep+0x16b/0x2b0 [ 76.092016][ T8728] __should_failslab+0xba/0xf0 [ 76.096771][ T8728] should_failslab+0x9/0x14 [ 76.101269][ T8728] kmem_cache_alloc_node+0x266/0x760 [ 76.106564][ T8728] __alloc_skb+0xa7/0x570 [ 76.110886][ T8728] ? netdev_alloc_frag+0x160/0x160 [ 76.115991][ T8728] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 76.121611][ T8728] ? aa_sk_perm+0x1d1/0x890 [ 76.126109][ T8728] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 76.132351][ T8728] netlink_sendmsg+0x896/0xd50 [ 76.137116][ T8728] ? netlink_unicast+0x6c0/0x6c0 [ 76.142053][ T8728] ? apparmor_socket_sendmsg+0x1b/0x20 [ 76.147506][ T8728] ? netlink_unicast+0x6c0/0x6c0 [ 76.152436][ T8728] sock_sendmsg+0xb5/0xf0 [ 76.156765][ T8728] ____sys_sendmsg+0x3b6/0x950 [ 76.161522][ T8728] ? copy_msghdr_from_user+0xa4/0xf0 [ 76.166798][ T8728] ? kernel_sendmsg+0x30/0x30 [ 76.170800][ T8738] FAULT_INJECTION: forcing a failure. [ 76.170800][ T8738] name failslab, interval 1, probability 0, space 0, times 0 [ 76.171461][ T8728] ? __kasan_check_read+0x11/0x20 [ 76.171469][ T8728] ? hlock_class+0x52/0x120 [ 76.171475][ T8728] ? __lock_acquire+0x1857/0x3ae0 [ 76.171486][ T8728] ___sys_sendmsg+0xe4/0x160 [ 76.171494][ T8728] ? sendmsg_copy_msghdr+0x30/0x30 [ 76.171503][ T8728] ? mark_held_locks+0x130/0x130 [ 76.171511][ T8728] ? find_held_lock+0x36/0x1d0 [ 76.171523][ T8728] ? __might_fault+0xf1/0x1b0 [ 76.222503][ T8728] ? lock_downgrade+0x960/0x960 [ 76.227439][ T8728] ? lock_release+0x960/0x960 [ 76.232111][ T8728] ? ___might_sleep+0x16b/0x2b0 [ 76.236955][ T8728] __sys_sendmmsg+0x160/0x370 [ 76.241615][ T8728] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 76.246626][ T8728] ? __kasan_check_write+0x14/0x20 [ 76.251717][ T8728] ? __mutex_unlock_slowpath+0xe0/0x690 [ 76.257249][ T8728] ? rcu_read_lock_any_held+0xcd/0xf0 [ 76.262610][ T8728] ? __kasan_check_write+0x14/0x20 [ 76.267700][ T8728] ? fput_many+0x1b/0x130 [ 76.272030][ T8728] ? fput+0xe/0x10 [ 76.273472][ T8741] FAULT_INJECTION: forcing a failure. [ 76.273472][ T8741] name failslab, interval 1, probability 0, space 0, times 0 [ 76.275730][ T8728] ? ksys_write+0x187/0x220 [ 76.275742][ T8728] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 76.275749][ T8728] ? do_syscall_64+0x21/0x630 [ 76.275758][ T8728] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 76.275769][ T8728] __x64_sys_sendmmsg+0x98/0x100 [ 76.275778][ T8728] do_syscall_64+0xca/0x630 [ 76.275787][ T8728] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 76.275793][ T8728] RIP: 0033:0x45b349 [ 76.275799][ T8728] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 76.275803][ T8728] RSP: 002b:00007f635499ec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 76.275809][ T8728] RAX: ffffffffffffffda RBX: 00007f635499f6d4 RCX: 000000000045b349 [ 76.275815][ T8728] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000008 [ 76.371966][ T8728] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 76.379916][ T8728] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 76.387866][ T8728] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 76.395833][ T8741] CPU: 0 PID: 8741 Comm: syz-executor.3 Not tainted 5.6.0-syzkaller #0 [ 76.404072][ T8741] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 76.414231][ T8741] Call Trace: [ 76.417516][ T8741] dump_stack+0x12d/0x187 [ 76.421840][ T8741] should_fail.cold.4+0x5/0x13 [ 76.426590][ T8741] ? fault_create_debugfs_attr+0x150/0x150 [ 76.432382][ T8741] ? ___might_sleep+0x16b/0x2b0 [ 76.437215][ T8741] __should_failslab+0xba/0xf0 [ 76.441960][ T8741] should_failslab+0x9/0x14 [ 76.446442][ T8741] kmem_cache_alloc_node+0x266/0x760 [ 76.451714][ T8741] __alloc_skb+0xa7/0x570 [ 76.456019][ T8741] ? netdev_alloc_frag+0x160/0x160 [ 76.461104][ T8741] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 76.466717][ T8741] ? aa_sk_perm+0x1d1/0x890 [ 76.471198][ T8741] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 76.477418][ T8741] netlink_sendmsg+0x896/0xd50 [ 76.482165][ T8741] ? netlink_unicast+0x6c0/0x6c0 [ 76.487087][ T8741] ? apparmor_socket_sendmsg+0x1b/0x20 [ 76.492527][ T8741] ? netlink_unicast+0x6c0/0x6c0 [ 76.497442][ T8741] sock_sendmsg+0xb5/0xf0 [ 76.501751][ T8741] ____sys_sendmsg+0x3b6/0x950 [ 76.506494][ T8741] ? copy_msghdr_from_user+0xa4/0xf0 [ 76.511763][ T8741] ? kernel_sendmsg+0x30/0x30 [ 76.516426][ T8741] ? __kasan_check_read+0x11/0x20 [ 76.521427][ T8741] ? hlock_class+0x52/0x120 [ 76.525908][ T8741] ? __lock_acquire+0x1857/0x3ae0 [ 76.530921][ T8741] ___sys_sendmsg+0xe4/0x160 [ 76.535521][ T8741] ? sendmsg_copy_msghdr+0x30/0x30 [ 76.540625][ T8741] ? mark_held_locks+0x130/0x130 [ 76.545561][ T8741] ? find_held_lock+0x36/0x1d0 [ 76.550314][ T8741] ? __might_fault+0xf1/0x1b0 [ 76.554968][ T8741] ? lock_downgrade+0x960/0x960 [ 76.559795][ T8741] ? lock_release+0x960/0x960 [ 76.564454][ T8741] ? ___might_sleep+0x16b/0x2b0 [ 76.569291][ T8741] __sys_sendmmsg+0x160/0x370 [ 76.573950][ T8741] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 76.578959][ T8741] ? __kasan_check_write+0x14/0x20 [ 76.584050][ T8741] ? __mutex_unlock_slowpath+0xe0/0x690 [ 76.589582][ T8741] ? rcu_read_lock_any_held+0xcd/0xf0 [ 76.594935][ T8741] ? __kasan_check_write+0x14/0x20 [ 76.600023][ T8741] ? fput_many+0x1b/0x130 [ 76.604330][ T8741] ? fput+0xe/0x10 [ 76.608032][ T8741] ? ksys_write+0x187/0x220 [ 76.612525][ T8741] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 76.617966][ T8741] ? do_syscall_64+0x21/0x630 [ 76.622644][ T8741] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 76.628711][ T8741] __x64_sys_sendmmsg+0x98/0x100 [ 76.633625][ T8741] do_syscall_64+0xca/0x630 [ 76.638109][ T8741] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 76.643982][ T8741] RIP: 0033:0x45b349 [ 76.647850][ T8741] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 76.667456][ T8741] RSP: 002b:00007f3c02093c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 76.675852][ T8741] RAX: ffffffffffffffda RBX: 00007f3c020946d4 RCX: 000000000045b349 2020/04/16 21:32:12 executed programs: 58 [ 76.683804][ T8741] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000007 [ 76.691749][ T8741] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 76.699696][ T8741] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 76.707641][ T8741] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 76.763884][ T8738] CPU: 1 PID: 8738 Comm: syz-executor.2 Not tainted 5.6.0-syzkaller #0 [ 76.772164][ T8738] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 76.780741][ T8751] ------------[ cut here ]------------ [ 76.782212][ T8738] Call Trace: [ 76.782225][ T8738] dump_stack+0x12d/0x187 [ 76.782240][ T8738] should_fail.cold.4+0x5/0x13 [ 76.782250][ T8738] ? fault_create_debugfs_attr+0x150/0x150 [ 76.782260][ T8738] ? ___might_sleep+0x16b/0x2b0 [ 76.782271][ T8738] __should_failslab+0xba/0xf0 [ 76.787834][ T8751] refcount_t: addition on 0; use-after-free. [ 76.790979][ T8738] should_failslab+0x9/0x14 [ 76.790987][ T8738] kmem_cache_alloc_node+0x266/0x760 [ 76.791003][ T8738] __alloc_skb+0xa7/0x570 [ 76.791012][ T8738] ? netdev_alloc_frag+0x160/0x160 [ 76.791019][ T8738] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 76.791029][ T8738] ? aa_sk_perm+0x1d1/0x890 [ 76.800982][ T8751] WARNING: CPU: 0 PID: 8751 at lib/refcount.c:25 refcount_warn_saturate+0xe7/0x140 [ 76.805865][ T8738] ? security_socket_getpeersec_dgram+0x53/0xa0 [ 76.810691][ T8751] Kernel panic - not syncing: panic_on_warn set ... [ 76.815428][ T8738] netlink_sendmsg+0x896/0xd50 [ 76.877363][ T8738] ? netlink_unicast+0x6c0/0x6c0 [ 76.882295][ T8738] ? apparmor_socket_sendmsg+0x1b/0x20 [ 76.887731][ T8738] ? netlink_unicast+0x6c0/0x6c0 [ 76.892644][ T8738] sock_sendmsg+0xb5/0xf0 [ 76.896949][ T8738] ____sys_sendmsg+0x3b6/0x950 [ 76.901703][ T8738] ? copy_msghdr_from_user+0xa4/0xf0 [ 76.906967][ T8738] ? kernel_sendmsg+0x30/0x30 [ 76.911620][ T8738] ? __kasan_check_read+0x11/0x20 [ 76.916618][ T8738] ? hlock_class+0x52/0x120 [ 76.921093][ T8738] ? __lock_acquire+0x1857/0x3ae0 [ 76.926100][ T8738] ___sys_sendmsg+0xe4/0x160 [ 76.930665][ T8738] ? sendmsg_copy_msghdr+0x30/0x30 [ 76.935748][ T8738] ? mark_held_locks+0x130/0x130 [ 76.940658][ T8738] ? find_held_lock+0x36/0x1d0 [ 76.945398][ T8738] ? __might_fault+0xf1/0x1b0 [ 76.950047][ T8738] ? lock_downgrade+0x960/0x960 [ 76.954870][ T8738] ? lock_release+0x960/0x960 [ 76.959518][ T8738] ? ___might_sleep+0x16b/0x2b0 [ 76.964350][ T8738] __sys_sendmmsg+0x160/0x370 [ 76.969001][ T8738] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 76.974008][ T8738] ? __kasan_check_write+0x14/0x20 [ 76.979091][ T8738] ? __mutex_unlock_slowpath+0xe0/0x690 [ 76.984604][ T8738] ? rcu_read_lock_any_held+0xcd/0xf0 [ 76.989960][ T8738] ? __kasan_check_write+0x14/0x20 [ 76.995046][ T8738] ? fput_many+0x1b/0x130 [ 76.999350][ T8738] ? fput+0xe/0x10 [ 77.003046][ T8738] ? ksys_write+0x187/0x220 [ 77.007542][ T8738] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 77.012996][ T8738] ? do_syscall_64+0x21/0x630 [ 77.017649][ T8738] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 77.023694][ T8738] __x64_sys_sendmmsg+0x98/0x100 [ 77.028613][ T8738] do_syscall_64+0xca/0x630 [ 77.033094][ T8738] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 77.038964][ T8738] RIP: 0033:0x45b349 [ 77.042836][ T8738] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 77.062425][ T8738] RSP: 002b:00007fb86bb26c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 77.070812][ T8738] RAX: ffffffffffffffda RBX: 00007fb86bb276d4 RCX: 000000000045b349 [ 77.078793][ T8738] RDX: 049249249249278c RSI: 0000000020000140 RDI: 0000000000000007 [ 77.086793][ T8738] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 77.094749][ T8738] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 77.102695][ T8738] R13: 00000000000008a8 R14: 00000000004ca02a R15: 0000000000000009 [ 77.110672][ T8751] CPU: 0 PID: 8751 Comm: syz-executor.1 Not tainted 5.6.0-syzkaller #0 [ 77.118908][ T8751] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 77.128954][ T8751] Call Trace: [ 77.132238][ T8751] dump_stack+0x12d/0x187 [ 77.136574][ T8751] ? refcount_warn_saturate+0xe7/0x140 [ 77.142028][ T8751] panic+0x22a/0x4e3 [ 77.145918][ T8751] ? add_taint.cold.7+0x11/0x11 [ 77.150768][ T8751] ? __kasan_check_write+0x14/0x20 [ 77.155897][ T8751] __warn.cold.10+0x25/0x2a [ 77.160394][ T8751] ? refcount_warn_saturate+0xe7/0x140 [ 77.165840][ T8751] report_bug+0x1b0/0x270 [ 77.170170][ T8751] ? rcu_dynticks_curr_cpu_in_eqs+0x54/0xb0 [ 77.176179][ T8751] do_error_trap+0x11b/0x200 [ 77.180773][ T8751] do_invalid_op+0x36/0x40 [ 77.185185][ T8751] ? refcount_warn_saturate+0xe7/0x140 [ 77.190637][ T8751] invalid_op+0x23/0x30 [ 77.194784][ T8751] RIP: 0010:refcount_warn_saturate+0xe7/0x140 [ 77.200837][ T8751] Code: e2 80 79 06 01 e8 81 15 e1 fd 0f 0b eb 9b 80 3d d1 80 79 06 00 75 92 48 c7 c7 60 03 ee 87 c6 05 c1 80 79 06 01 e8 61 15 e1 fd <0f> 0b e9 78 ff ff ff 80 3d ab 80 79 06 00 0f 85 6b ff ff ff 48 c7 [ 77.220442][ T8751] RSP: 0018:ffffc90005737ce8 EFLAGS: 00010282 [ 77.226504][ T8751] RAX: 0000000000000000 RBX: ffff888096e4a1c4 RCX: 0000000000000000 [ 77.234467][ T8751] RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffffffff8abd64e0 [ 77.242432][ T8751] RBP: ffffc90005737cf8 R08: ffffed1015d466a9 R09: ffffed1015d466a9 [ 77.250481][ T8751] R10: ffff8880aea33547 R11: ffffed1015d466a8 R12: 0000000000000002 [ 77.258449][ T8751] R13: 0000000000000001 R14: 0000000000000010 R15: ffff888093894000 [ 77.266528][ T8751] ? refcount_warn_saturate+0xe7/0x140 [ 77.271986][ T8751] sk_alloc+0xc86/0xdc0 [ 77.276146][ T8751] __netlink_create+0x5c/0x2f0 [ 77.280905][ T8751] netlink_create+0x2f9/0x540 [ 77.285579][ T8751] ? do_set_master+0x210/0x210 [ 77.290336][ T8751] __sock_create+0x258/0x530 [ 77.294913][ T8751] ? put_timespec64+0xa9/0x100 [ 77.299669][ T8751] __sys_socket+0xd7/0x1c0 [ 77.304075][ T8751] ? move_addr_to_kernel+0x20/0x20 [ 77.309184][ T8751] ? do_syscall_64+0x21/0x630 [ 77.313857][ T8751] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 77.319920][ T8751] __x64_sys_socket+0x6e/0xb0 [ 77.324594][ T8751] do_syscall_64+0xca/0x630 [ 77.329096][ T8751] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 77.334978][ T8751] RIP: 0033:0x45b349 [ 77.338863][ T8751] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 77.358692][ T8751] RSP: 002b:00007fda73e3ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [ 77.367100][ T8751] RAX: ffffffffffffffda RBX: 00007fda73e3b6d4 RCX: 000000000045b349 [ 77.372329][ T8765] FAULT_INJECTION: forcing a failure. [ 77.372329][ T8765] name failslab, interval 1, probability 0, space 0, times 0 [ 77.375057][ T8751] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000010 [ 77.375061][ T8751] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 77.375064][ T8751] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 77.375067][ T8751] R13: 0000000000000b03 R14: 00000000004cbf40 R15: 000000000075bf2c [ 77.388953][ T8751] Kernel Offset: disabled [ 77.425081][ T8751] Rebooting in 86400 seconds..