Debian GNU/Linux 9 syzkaller ttyS0 syzkaller login: [ 22.075824] random: crng init done [ 22.079455] random: 7 urandom warning(s) missed due to ratelimiting [ 29.954889] IPVS: ftp: loaded support on port[0] = 21 [ 30.359002] can: request_module (can-proto-0) failed. [ 30.958788] can: request_module (can-proto-0) failed. [ 30.967792] can: request_module (can-proto-0) failed. Warning: Permanently added '10.128.10.62' (ECDSA) to the list of known hosts. 2020/11/20 01:05:58 parsed 1 programs 2020/11/20 01:05:59 executed programs: 0 [ 38.429014] IPVS: ftp: loaded support on port[0] = 21 [ 38.545601] IPVS: ftp: loaded support on port[0] = 21 [ 38.547155] IPVS: ftp: loaded support on port[0] = 21 [ 38.564668] IPVS: ftp: loaded support on port[0] = 21 [ 38.629329] IPVS: ftp: loaded support on port[0] = 21 [ 38.645925] chnl_net:caif_netlink_parms(): no params data found [ 38.697898] IPVS: ftp: loaded support on port[0] = 21 [ 38.823050] chnl_net:caif_netlink_parms(): no params data found [ 38.840593] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.847511] bridge0: port 1(bridge_slave_0) entered disabled state [ 38.855689] device bridge_slave_0 entered promiscuous mode [ 38.863352] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.869694] bridge0: port 2(bridge_slave_1) entered disabled state [ 38.877734] device bridge_slave_1 entered promiscuous mode [ 38.926811] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 38.937433] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 38.999597] chnl_net:caif_netlink_parms(): no params data found [ 39.056098] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 39.065452] team0: Port device team_slave_0 added [ 39.083313] chnl_net:caif_netlink_parms(): no params data found [ 39.093218] chnl_net:caif_netlink_parms(): no params data found [ 39.104527] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 39.111687] team0: Port device team_slave_1 added [ 39.131159] chnl_net:caif_netlink_parms(): no params data found [ 39.175382] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 39.181648] 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. [ 39.208060] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 39.245782] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 39.252053] 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. [ 39.278345] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 39.290780] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 39.301621] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 39.312974] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.319371] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.327273] device bridge_slave_0 entered promiscuous mode [ 39.337423] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.349213] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.356583] device bridge_slave_1 entered promiscuous mode [ 39.383727] device hsr_slave_0 entered promiscuous mode [ 39.397463] device hsr_slave_1 entered promiscuous mode [ 39.407323] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.413933] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.420927] device bridge_slave_0 entered promiscuous mode [ 39.435338] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 39.443214] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 39.451270] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 39.469211] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.476947] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.484272] device bridge_slave_1 entered promiscuous mode [ 39.491206] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 39.517741] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.525347] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.532903] device bridge_slave_0 entered promiscuous mode [ 39.539147] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.545625] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.553406] device bridge_slave_0 entered promiscuous mode [ 39.564573] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 39.571722] team0: Port device team_slave_0 added [ 39.580912] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 39.589342] team0: Port device team_slave_1 added [ 39.598273] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.606907] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.615309] device bridge_slave_1 entered promiscuous mode [ 39.621745] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.628295] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.635479] device bridge_slave_1 entered promiscuous mode [ 39.646331] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.652843] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.659658] device bridge_slave_0 entered promiscuous mode [ 39.686297] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 39.694122] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.700458] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.707938] device bridge_slave_1 entered promiscuous mode [ 39.721606] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 39.729373] 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. [ 39.755034] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 39.773399] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 39.779671] 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. [ 39.805509] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 39.818708] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 39.836457] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 39.845174] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 39.854011] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 39.861671] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 39.878102] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 39.887122] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 39.896748] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 39.912570] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 39.926002] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 39.934187] team0: Port device team_slave_0 added [ 39.939557] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 39.946884] team0: Port device team_slave_0 added [ 39.955844] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 39.963106] team0: Port device team_slave_1 added [ 39.986757] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 39.997861] team0: Port device team_slave_1 added [ 40.016751] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 40.024246] team0: Port device team_slave_0 added [ 40.031500] device hsr_slave_0 entered promiscuous mode [ 40.038488] device hsr_slave_1 entered promiscuous mode [ 40.047851] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 40.055920] team0: Port device team_slave_0 added [ 40.065104] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 40.072558] team0: Port device team_slave_1 added [ 40.084026] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 40.091218] team0: Port device team_slave_1 added [ 40.097205] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 40.108247] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 40.115938] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 40.122726] 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. [ 40.148869] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 40.163700] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 40.169953] 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. [ 40.195266] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 40.209785] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 40.216942] 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. [ 40.246018] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 40.265671] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 40.272066] 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. [ 40.297318] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 40.311415] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 40.322814] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 40.330460] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 40.337093] 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. [ 40.364013] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 40.377729] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 40.385573] 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. [ 40.411113] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 40.422514] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 40.428773] 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. [ 40.454362] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 40.465044] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 40.473048] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 40.485939] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 40.494963] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 40.501204] 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. [ 40.527695] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 40.549457] device hsr_slave_0 entered promiscuous mode [ 40.555376] device hsr_slave_1 entered promiscuous mode [ 40.566292] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 40.581285] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 40.589087] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 40.600149] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 40.627589] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 40.645418] device hsr_slave_0 entered promiscuous mode [ 40.653092] device hsr_slave_1 entered promiscuous mode [ 40.659190] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 40.686586] device hsr_slave_0 entered promiscuous mode [ 40.692698] device hsr_slave_1 entered promiscuous mode [ 40.700287] device hsr_slave_0 entered promiscuous mode [ 40.707238] device hsr_slave_1 entered promiscuous mode [ 40.713763] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 40.720539] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 40.730157] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 40.740949] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 40.748948] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 40.759383] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 40.900284] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 40.960633] 8021q: adding VLAN 0 to HW filter on device bond0 [ 40.976101] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 41.004085] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 41.016105] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 41.043361] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 41.056374] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 41.068282] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 41.074666] 8021q: adding VLAN 0 to HW filter on device team0 [ 41.084966] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 41.092690] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.112240] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 41.126742] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 41.135050] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 41.142905] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 41.153821] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 41.173776] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 41.183116] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 41.191338] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.197858] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.205594] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 41.213845] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 41.221408] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.227802] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.234768] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 41.242625] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 41.250397] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 41.262190] 8021q: adding VLAN 0 to HW filter on device bond0 [ 41.276337] 8021q: adding VLAN 0 to HW filter on device bond0 [ 41.287426] 8021q: adding VLAN 0 to HW filter on device bond0 [ 41.296379] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 41.308364] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 41.316445] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 41.326863] 8021q: adding VLAN 0 to HW filter on device bond0 [ 41.336072] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 41.343328] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.350179] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 41.359133] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 41.366901] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 41.375962] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 41.382349] 8021q: adding VLAN 0 to HW filter on device team0 [ 41.393926] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 41.401316] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 41.409608] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 41.418406] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 41.425827] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 41.434965] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 41.444338] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 41.453593] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 41.461157] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 41.468698] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.475827] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 41.484310] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 41.492059] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.498407] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.505351] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 41.515250] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 41.521319] 8021q: adding VLAN 0 to HW filter on device team0 [ 41.530123] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 41.545512] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 41.552712] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 41.559640] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 41.567421] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 41.575557] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 41.583355] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 41.591371] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.598462] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 41.605539] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.612775] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 41.620719] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 41.628508] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.634945] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.643688] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 41.651307] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 41.662116] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 41.668171] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 41.680090] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 41.689125] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 41.696887] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 41.706595] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 41.714599] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 41.722530] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.728885] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.738578] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 41.748843] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 41.756993] 8021q: adding VLAN 0 to HW filter on device team0 [ 41.765016] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 41.771087] 8021q: adding VLAN 0 to HW filter on device team0 [ 41.779061] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 41.786921] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 41.795089] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 41.803387] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 41.810901] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.817307] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.824502] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 41.836287] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 41.846760] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 41.856945] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 41.864746] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 41.873028] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 41.880760] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 41.889979] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.896736] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.903729] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 41.911527] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 41.919290] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.925687] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.934306] 8021q: adding VLAN 0 to HW filter on device bond0 [ 41.940314] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 41.947380] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 41.957779] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 41.966983] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 41.977128] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 41.986509] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 41.995673] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 42.005496] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 42.013315] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 42.020956] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 42.028931] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.036644] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.043028] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.049816] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 42.057728] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.065616] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.072020] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.080822] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 42.090505] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 42.101739] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 42.108728] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 42.117435] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 42.124764] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 42.134785] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 42.142961] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 42.150590] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 42.158817] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 42.167170] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 42.175307] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 42.183245] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 42.192982] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 42.199051] 8021q: adding VLAN 0 to HW filter on device team0 [ 42.207769] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 42.219497] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 42.227434] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 42.237086] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.244750] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 42.251834] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 42.258599] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 42.266542] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 42.274379] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 42.282286] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 42.290027] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 42.297056] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 42.305109] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 42.313612] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 42.324843] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 42.333923] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 42.340313] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 42.348070] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 42.356758] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 42.364516] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 42.372354] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 42.380850] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 42.392950] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 42.400493] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 42.409670] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 42.418338] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 42.426328] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.435087] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.441629] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.448485] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 42.456377] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 42.464751] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 42.472604] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 42.480034] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 42.488282] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 42.496806] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 42.506624] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 42.515831] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 42.527697] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 42.537003] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 42.547280] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 42.555069] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 42.562501] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 42.570097] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 42.578278] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 42.586461] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 42.594349] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 42.602097] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 42.609578] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 42.617432] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 42.624922] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 42.632940] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.640421] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.646822] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.655532] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 42.665380] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 42.674513] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 42.682524] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 42.689981] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.698058] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 42.705718] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.713449] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 42.720881] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.730009] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 42.740212] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 42.747212] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 42.756891] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 42.763742] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 42.773374] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 42.779435] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 42.787552] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 42.795137] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.805040] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 42.814307] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 42.820361] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 42.829709] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 42.838892] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 42.848262] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready [ 42.858793] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 42.867175] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 42.877536] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 42.885785] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 42.903738] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 42.911534] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 42.925058] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 42.932963] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 42.939701] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 42.947874] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 42.958170] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 42.966791] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 42.977165] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 42.985214] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 42.993764] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 43.002305] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 43.009164] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 43.017609] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 43.028057] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 43.037308] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 43.045014] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 43.053450] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 43.059960] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 43.067118] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 43.076622] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 43.089139] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 43.098591] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 43.109756] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 43.120031] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 43.131190] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 43.140817] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready [ 43.148504] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 43.156675] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 43.164883] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 43.171947] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 43.178626] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 43.186377] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 43.196354] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 43.213617] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 43.220516] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 43.227606] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 43.236790] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.247598] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 43.257030] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready [ 43.265877] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 43.272862] device veth0_vlan entered promiscuous mode [ 43.279818] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 43.292743] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 43.301645] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 43.309529] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 43.317832] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.332862] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 43.344971] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready [ 43.357865] device veth1_vlan entered promiscuous mode [ 43.364920] IPv6: ADDRCONF(NETDEV_UP): macvlan0: link is not ready [ 43.372578] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 43.379887] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 43.389168] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 43.398694] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 43.405397] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 43.413535] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready [ 43.423613] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 43.433154] IPv6: ADDRCONF(NETDEV_UP): macvlan1: link is not ready [ 43.446220] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 43.455036] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 43.464151] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 43.481566] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready [ 43.495296] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 43.503513] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 43.510118] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 43.518217] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 43.527402] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 43.546210] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 43.554103] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 43.564905] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready [ 43.575555] device veth0_vlan entered promiscuous mode [ 43.584424] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 43.595606] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 43.606697] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 43.614955] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 43.623009] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 43.631770] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 43.638023] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 43.645476] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 43.652874] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 43.659691] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 43.668922] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 43.677177] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 43.685539] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 43.694046] device veth0_macvtap entered promiscuous mode [ 43.700148] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 43.713862] device veth1_vlan entered promiscuous mode [ 43.719824] IPv6: ADDRCONF(NETDEV_UP): macvlan0: link is not ready [ 43.728568] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 43.736810] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 43.744285] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 43.754427] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready [ 43.764681] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 43.772164] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 43.779332] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 43.787401] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 43.794881] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 43.803348] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 43.810250] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 43.818458] device veth1_macvtap entered promiscuous mode [ 43.825325] IPv6: ADDRCONF(NETDEV_UP): macsec0: link is not ready [ 43.832586] device veth0_vlan entered promiscuous mode [ 43.844828] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 43.851962] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 43.858498] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 43.867456] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready [ 43.876928] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 43.903864] IPv6: ADDRCONF(NETDEV_UP): macvlan1: link is not ready [ 43.910973] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 43.918350] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 43.928676] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 43.936517] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 43.946701] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready [ 43.959840] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 43.967065] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 43.974586] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 43.982052] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 43.989575] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 43.997171] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 44.005497] device veth0_vlan entered promiscuous mode [ 44.017580] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 44.026005] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 44.034819] device veth0_vlan entered promiscuous mode [ 44.043454] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 44.053950] device veth1_vlan entered promiscuous mode [ 44.063517] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 44.073685] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 44.082106] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 44.090637] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready [ 44.106176] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 44.113855] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 44.121717] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 44.129312] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 44.137348] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 44.145608] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 44.153664] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 44.163142] device veth0_macvtap entered promiscuous mode [ 44.169205] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 44.178352] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 44.185595] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 44.192945] device veth1_vlan entered promiscuous mode [ 44.198739] IPv6: ADDRCONF(NETDEV_UP): macvlan0: link is not ready [ 44.210208] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 44.221457] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 44.228568] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 44.236750] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 44.245797] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 44.254142] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 44.262024] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 44.271089] device veth1_vlan entered promiscuous mode [ 44.285948] device veth1_macvtap entered promiscuous mode [ 44.292011] IPv6: ADDRCONF(NETDEV_UP): macsec0: link is not ready [ 44.300487] IPv6: ADDRCONF(NETDEV_UP): macvlan1: link is not ready [ 44.318145] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 44.332007] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 44.342459] device veth0_macvtap entered promiscuous mode [ 44.348513] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 44.362855] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 44.371420] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 44.378425] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 44.385673] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 44.395684] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 44.407729] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 44.416727] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 44.424910] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 44.432981] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 44.440382] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 44.448689] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 44.457918] device veth1_macvtap entered promiscuous mode [ 44.464575] IPv6: ADDRCONF(NETDEV_UP): macsec0: link is not ready [ 44.479194] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 44.489728] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 44.498693] device veth0_macvtap entered promiscuous mode [ 44.506535] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 44.516610] device veth1_macvtap entered promiscuous mode [ 44.523702] IPv6: ADDRCONF(NETDEV_UP): macsec0: link is not ready [ 44.534877] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready [ 44.543204] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 44.554031] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 44.565628] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 44.573325] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 44.580963] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 44.588689] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 44.596672] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 44.604058] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 44.611572] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 44.618878] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 44.626512] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 44.634520] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 44.643125] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 44.650962] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 44.659322] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 44.668625] device veth0_vlan entered promiscuous mode [ 44.678419] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 44.688775] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 44.698031] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 44.707810] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 44.717878] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 44.725928] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 44.733731] device veth0_macvtap entered promiscuous mode [ 44.741093] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 44.747516] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 44.754973] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 44.762090] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 44.769253] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 44.777422] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 44.785863] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 44.796226] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 44.807446] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 44.814601] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 44.823066] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 44.831339] device veth1_vlan entered promiscuous mode [ 44.837119] IPv6: ADDRCONF(NETDEV_UP): macvlan0: link is not ready [ 44.845256] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 44.855212] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 44.864546] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 44.874436] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 44.884779] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 44.891825] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 44.898917] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 44.906432] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 44.914553] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 44.922783] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 44.930431] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 44.939522] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 44.950068] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 44.961537] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 44.971950] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 44.981755] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 44.991834] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 45.002385] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 45.009310] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 45.017525] device veth1_macvtap entered promiscuous mode [ 45.024130] IPv6: ADDRCONF(NETDEV_UP): macsec0: link is not ready [ 45.032713] IPv6: ADDRCONF(NETDEV_UP): macvlan1: link is not ready [ 45.052427] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 45.059664] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 45.072571] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 45.080321] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 45.091070] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 45.102517] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 45.112725] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 45.124174] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 45.133719] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 45.143795] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 45.154043] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 45.161741] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 45.173337] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 45.181673] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 45.191431] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 45.200355] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 45.219790] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 45.236511] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 45.249704] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 45.261220] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 45.271625] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 45.282160] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 45.292257] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 45.301789] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 45.312252] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 45.322788] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 45.329704] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 45.352978] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 45.363772] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 45.374619] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 45.397412] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 45.405933] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 45.415501] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 45.425395] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 45.435495] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 45.445759] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 45.455183] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 45.465559] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 45.475281] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 45.485412] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 45.495621] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 45.502906] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 45.521982] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 45.529650] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 45.558905] device veth0_macvtap entered promiscuous mode [ 45.569630] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 45.586278] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 45.612133] device veth1_macvtap entered promiscuous mode [ 45.619013] IPv6: ADDRCONF(NETDEV_UP): macsec0: link is not ready [ 45.644543] FAULT_INJECTION: forcing a failure. [ 45.644543] name failslab, interval 1, probability 0, space 0, times 1 [ 45.660315] CPU: 0 PID: 7850 Comm: syz-executor.2 Not tainted 4.19.158-syzkaller #0 [ 45.668125] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 45.677480] Call Trace: [ 45.680068] dump_stack+0x123/0x177 [ 45.683683] should_fail.cold.4+0x5/0x13 [ 45.687731] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 45.692988] ? lock_downgrade+0x860/0x860 [ 45.697128] __should_failslab+0xba/0xf0 [ 45.701269] should_failslab+0x9/0x14 [ 45.705070] kmem_cache_alloc_node_trace+0x26d/0x730 [ 45.710253] ? __lock_is_held+0xb5/0x140 [ 45.714309] __kmalloc_node+0x3c/0x70 [ 45.718093] qdisc_alloc+0xb1/0x9a0 [ 45.721698] ? kmem_cache_alloc_trace+0x350/0x740 [ 45.726518] qdisc_create_dflt+0x5e/0x1a0 [ 45.730655] qfq_change_class+0x6a4/0x14b5 [ 45.734867] ? security_capable+0x58/0xa0 [ 45.739006] ? qfq_delete_class+0x2d0/0x2d0 [ 45.743305] ? nla_parse+0x197/0x280 [ 45.746998] tc_ctl_tclass+0x3e9/0xba0 [ 45.751312] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 45.756405] ? find_held_lock+0x36/0x1d0 [ 45.761587] rtnetlink_rcv_msg+0x34f/0x8f0 [ 45.765805] ? rtnetlink_put_metrics+0x490/0x490 [ 45.770974] ? find_held_lock+0x36/0x1d0 [ 45.775014] netlink_rcv_skb+0x13e/0x3d0 [ 45.779056] ? lock_downgrade+0x860/0x860 [ 45.783186] ? rtnetlink_put_metrics+0x490/0x490 [ 45.787932] ? netlink_ack+0xa50/0xa50 [ 45.791797] ? netlink_deliver_tap+0x182/0xb00 [ 45.796366] rtnetlink_rcv+0x10/0x20 [ 45.800060] netlink_unicast+0x443/0x650 [ 45.804098] ? netlink_attachskb+0x6c0/0x6c0 [ 45.808493] ? _copy_from_iter_full+0x182/0x720 [ 45.813203] ? __check_object_size+0x1ef/0x301 [ 45.817898] netlink_sendmsg+0x765/0xc40 [ 45.821951] ? netlink_unicast+0x650/0x650 [ 45.826173] ? apparmor_socket_sendmsg+0x1b/0x20 [ 45.830911] ? netlink_unicast+0x650/0x650 [ 45.835139] sock_sendmsg+0xb5/0xf0 [ 45.838747] ___sys_sendmsg+0x647/0x950 [ 45.842732] ? find_held_lock+0x36/0x1d0 [ 45.846957] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 45.851699] ? __fget+0x278/0x400 [ 45.855136] ? kasan_check_read+0x11/0x20 [ 45.859264] ? __fget+0x295/0x400 [ 45.862712] ? ksys_dup3+0x2e0/0x2e0 [ 45.866424] ? __f_unlock_pos+0xd/0x10 [ 45.870311] ? __fget_light+0x174/0x1e0 [ 45.874262] ? __fdget+0xe/0x10 [ 45.877525] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 45.882355] __sys_sendmsg+0xd9/0x180 [ 45.886171] ? __ia32_sys_shutdown+0x70/0x70 [ 45.890559] ? __sb_end_write+0xa4/0xd0 [ 45.894512] ? kasan_check_write+0x14/0x20 [ 45.898731] ? fput+0x18/0x120 [ 45.901916] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 45.907276] __x64_sys_sendmsg+0x73/0xb0 [ 45.911586] do_syscall_64+0xd0/0x4e0 [ 45.915379] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 45.920548] RIP: 0033:0x45c4a9 [ 45.923718] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 45.942615] RSP: 002b:00007fdaead55c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 45.950413] RAX: ffffffffffffffda RBX: 00007fdaead566d4 RCX: 000000000045c4a9 2020/11/20 01:06:06 executed programs: 6 [ 45.957676] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 45.964927] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 45.972184] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 45.979434] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 45.999874] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 46.025938] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 46.062688] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 46.081810] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 46.095154] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 46.105751] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 46.114947] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 46.124730] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 46.133929] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 46.143703] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 46.153864] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 46.165040] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 46.175835] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 46.183493] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 46.192096] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 46.204849] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 46.212690] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 46.219882] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 46.228164] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 46.237629] FAULT_INJECTION: forcing a failure. [ 46.237629] name failslab, interval 1, probability 0, space 0, times 0 [ 46.267553] CPU: 0 PID: 7892 Comm: syz-executor.2 Not tainted 4.19.158-syzkaller #0 [ 46.275521] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.284872] Call Trace: [ 46.287444] dump_stack+0x123/0x177 [ 46.294706] should_fail.cold.4+0x5/0x13 [ 46.298747] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 46.303843] ? lock_downgrade+0x860/0x860 [ 46.307995] __should_failslab+0xba/0xf0 [ 46.312038] should_failslab+0x9/0x14 [ 46.315829] kmem_cache_alloc_trace+0x2d4/0x740 [ 46.320476] ? qfq_change_class+0xa89/0x14b5 [ 46.324961] ? qfq_change_class+0xa89/0x14b5 [ 46.329351] ? __local_bh_enable_ip+0x160/0x260 [ 46.334004] qfq_change_class+0xacf/0x14b5 [ 46.338235] ? qfq_delete_class+0x2d0/0x2d0 [ 46.342582] ? nla_parse+0x197/0x280 [ 46.346273] tc_ctl_tclass+0x3e9/0xba0 [ 46.350155] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 46.355238] ? find_held_lock+0x36/0x1d0 [ 46.359371] rtnetlink_rcv_msg+0x34f/0x8f0 [ 46.363582] ? rtnetlink_put_metrics+0x490/0x490 [ 46.368311] ? find_held_lock+0x36/0x1d0 [ 46.372352] netlink_rcv_skb+0x13e/0x3d0 [ 46.376495] ? lock_downgrade+0x860/0x860 [ 46.380624] ? rtnetlink_put_metrics+0x490/0x490 [ 46.385537] ? netlink_ack+0xa50/0xa50 [ 46.389511] ? netlink_deliver_tap+0x182/0xb00 [ 46.394140] rtnetlink_rcv+0x10/0x20 [ 46.397843] netlink_unicast+0x443/0x650 [ 46.401935] ? netlink_attachskb+0x6c0/0x6c0 [ 46.406324] ? _copy_from_iter_full+0x182/0x720 [ 46.410989] ? __check_object_size+0x1ef/0x301 [ 46.415561] netlink_sendmsg+0x765/0xc40 [ 46.419621] ? netlink_unicast+0x650/0x650 [ 46.423858] ? apparmor_socket_sendmsg+0x1b/0x20 [ 46.428601] ? netlink_unicast+0x650/0x650 [ 46.432831] sock_sendmsg+0xb5/0xf0 [ 46.436444] ___sys_sendmsg+0x647/0x950 [ 46.440399] ? find_held_lock+0x36/0x1d0 [ 46.444449] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 46.449195] ? __fget+0x278/0x400 [ 46.452717] ? kasan_check_read+0x11/0x20 [ 46.456845] ? __fget+0x295/0x400 [ 46.460373] ? ksys_dup3+0x2e0/0x2e0 [ 46.464080] ? __f_unlock_pos+0xd/0x10 [ 46.467958] ? __fget_light+0x174/0x1e0 [ 46.472012] ? __fdget+0xe/0x10 [ 46.475273] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 46.480115] __sys_sendmsg+0xd9/0x180 [ 46.483923] ? __ia32_sys_shutdown+0x70/0x70 [ 46.488409] ? __sb_end_write+0xa4/0xd0 [ 46.492366] ? kasan_check_write+0x14/0x20 [ 46.496580] ? fput+0x18/0x120 [ 46.499758] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 46.505123] __x64_sys_sendmsg+0x73/0xb0 [ 46.509182] do_syscall_64+0xd0/0x4e0 [ 46.512978] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 46.518147] RIP: 0033:0x45c4a9 [ 46.521326] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 46.540232] RSP: 002b:00007fdaead13c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 46.547931] RAX: ffffffffffffffda RBX: 00007fdaead146d4 RCX: 000000000045c4a9 [ 46.555291] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 46.562569] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 46.569823] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 46.577171] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 46.589393] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 46.613183] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 46.623527] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 46.639284] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 46.649614] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 46.659559] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 46.669338] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 46.679174] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 46.688608] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 46.698673] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 46.709000] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 46.717241] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 46.726278] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 46.747604] FAULT_INJECTION: forcing a failure. [ 46.747604] name failslab, interval 1, probability 0, space 0, times 0 [ 46.771031] CPU: 0 PID: 7908 Comm: syz-executor.0 Not tainted 4.19.158-syzkaller #0 [ 46.778875] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.788223] Call Trace: [ 46.790799] dump_stack+0x123/0x177 [ 46.794426] should_fail.cold.4+0x5/0x13 [ 46.798473] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 46.803730] ? lock_downgrade+0x860/0x860 [ 46.807885] __should_failslab+0xba/0xf0 [ 46.811931] should_failslab+0x9/0x14 [ 46.815713] kmem_cache_alloc_node_trace+0x26d/0x730 [ 46.820798] ? __lock_is_held+0xb5/0x140 [ 46.824848] __kmalloc_node+0x3c/0x70 [ 46.828649] qdisc_alloc+0xb1/0x9a0 [ 46.832280] ? kmem_cache_alloc_trace+0x350/0x740 [ 46.837104] qdisc_create_dflt+0x5e/0x1a0 [ 46.841232] qfq_change_class+0x6a4/0x14b5 [ 46.845447] ? security_capable+0x58/0xa0 [ 46.849581] ? qfq_delete_class+0x2d0/0x2d0 [ 46.853954] ? nla_parse+0x197/0x280 [ 46.857662] tc_ctl_tclass+0x3e9/0xba0 [ 46.861565] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 46.866653] ? find_held_lock+0x36/0x1d0 [ 46.870738] rtnetlink_rcv_msg+0x34f/0x8f0 [ 46.874959] ? rtnetlink_put_metrics+0x490/0x490 [ 46.879710] ? find_held_lock+0x36/0x1d0 [ 46.883755] netlink_rcv_skb+0x13e/0x3d0 [ 46.887811] ? lock_downgrade+0x860/0x860 [ 46.891957] ? rtnetlink_put_metrics+0x490/0x490 [ 46.896691] ? netlink_ack+0xa50/0xa50 [ 46.900559] ? netlink_deliver_tap+0x182/0xb00 [ 46.905122] rtnetlink_rcv+0x10/0x20 [ 46.908814] netlink_unicast+0x443/0x650 [ 46.912854] ? netlink_attachskb+0x6c0/0x6c0 [ 46.917242] ? _copy_from_iter_full+0x182/0x720 [ 46.921895] ? __check_object_size+0x1ef/0x301 [ 46.926464] netlink_sendmsg+0x765/0xc40 [ 46.930527] ? netlink_unicast+0x650/0x650 [ 46.934744] ? apparmor_socket_sendmsg+0x1b/0x20 [ 46.939491] ? netlink_unicast+0x650/0x650 [ 46.943705] sock_sendmsg+0xb5/0xf0 [ 46.947333] ___sys_sendmsg+0x647/0x950 [ 46.951284] ? find_held_lock+0x36/0x1d0 [ 46.955322] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 46.960056] ? __fget+0x278/0x400 [ 46.963662] ? kasan_check_read+0x11/0x20 [ 46.967788] ? __fget+0x295/0x400 [ 46.971227] ? ksys_dup3+0x2e0/0x2e0 [ 46.974925] ? __f_unlock_pos+0xd/0x10 [ 46.978807] ? __fget_light+0x174/0x1e0 [ 46.982778] ? __fdget+0xe/0x10 [ 46.986040] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 46.990868] __sys_sendmsg+0xd9/0x180 [ 46.994666] ? __ia32_sys_shutdown+0x70/0x70 [ 46.999059] ? __sb_end_write+0xa4/0xd0 [ 47.003014] ? kasan_check_write+0x14/0x20 [ 47.007232] ? fput+0x18/0x120 [ 47.010433] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 47.015791] __x64_sys_sendmsg+0x73/0xb0 [ 47.019844] do_syscall_64+0xd0/0x4e0 [ 47.023652] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 47.028824] RIP: 0033:0x45c4a9 [ 47.032010] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 47.050911] RSP: 002b:00007f50b14dcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 47.058599] RAX: ffffffffffffffda RBX: 00007f50b14dd6d4 RCX: 000000000045c4a9 [ 47.065848] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 47.073097] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 47.080351] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 47.087600] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 47.120721] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 47.136958] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 47.147139] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 47.156560] FAULT_INJECTION: forcing a failure. [ 47.156560] name failslab, interval 1, probability 0, space 0, times 0 [ 47.160266] FAULT_INJECTION: forcing a failure. [ 47.160266] name failslab, interval 1, probability 0, space 0, times 0 [ 47.168260] CPU: 0 PID: 7936 Comm: syz-executor.3 Not tainted 4.19.158-syzkaller #0 [ 47.186846] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 47.196189] Call Trace: [ 47.198762] dump_stack+0x123/0x177 [ 47.202372] should_fail.cold.4+0x5/0x13 [ 47.206413] ? find_held_lock+0x36/0x1d0 [ 47.210459] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 47.215570] __should_failslab+0xba/0xf0 [ 47.219610] should_failslab+0x9/0x14 [ 47.223388] kmem_cache_alloc+0x47/0x730 [ 47.227430] ? lock_acquire+0x173/0x3d0 [ 47.231398] skb_clone+0x115/0x340 [ 47.234940] netlink_deliver_tap+0x7d7/0xb00 [ 47.239336] __netlink_sendskb+0x62/0xc0 [ 47.243414] netlink_unicast+0x4ea/0x650 [ 47.247482] ? netlink_attachskb+0x6c0/0x6c0 [ 47.251877] netlink_ack+0x514/0xa50 [ 47.255592] ? netlink_sendmsg+0xc40/0xc40 [ 47.259943] ? find_held_lock+0x36/0x1d0 [ 47.264005] netlink_rcv_skb+0x2a8/0x3d0 [ 47.268073] ? lock_downgrade+0x860/0x860 [ 47.272209] ? rtnetlink_put_metrics+0x490/0x490 [ 47.276965] ? netlink_ack+0xa50/0xa50 [ 47.280852] ? netlink_deliver_tap+0x182/0xb00 [ 47.285444] rtnetlink_rcv+0x10/0x20 [ 47.289150] netlink_unicast+0x443/0x650 [ 47.293209] ? netlink_attachskb+0x6c0/0x6c0 [ 47.297699] ? _copy_from_iter_full+0x182/0x720 [ 47.302371] ? __check_object_size+0x1ef/0x301 [ 47.306936] netlink_sendmsg+0x765/0xc40 [ 47.310983] ? netlink_unicast+0x650/0x650 [ 47.315206] ? apparmor_socket_sendmsg+0x1b/0x20 [ 47.319942] ? netlink_unicast+0x650/0x650 [ 47.324156] sock_sendmsg+0xb5/0xf0 [ 47.327763] ___sys_sendmsg+0x647/0x950 [ 47.331716] ? find_held_lock+0x36/0x1d0 [ 47.335762] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 47.340501] ? __fget+0x278/0x400 [ 47.343934] ? kasan_check_read+0x11/0x20 [ 47.348065] ? __fget+0x295/0x400 [ 47.351518] ? ksys_dup3+0x2e0/0x2e0 [ 47.355211] ? __f_unlock_pos+0xd/0x10 [ 47.359079] ? __fget_light+0x174/0x1e0 [ 47.363031] ? __fdget+0xe/0x10 [ 47.366306] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 47.371129] __sys_sendmsg+0xd9/0x180 [ 47.374929] ? __ia32_sys_shutdown+0x70/0x70 [ 47.379323] ? __sb_end_write+0xa4/0xd0 [ 47.383285] ? kasan_check_write+0x14/0x20 [ 47.387502] ? fput+0x18/0x120 [ 47.390679] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 47.396199] __x64_sys_sendmsg+0x73/0xb0 [ 47.400253] do_syscall_64+0xd0/0x4e0 [ 47.404062] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 47.409234] RIP: 0033:0x45c4a9 [ 47.412408] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 47.431456] RSP: 002b:00007f1a44bb3c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 47.439158] RAX: ffffffffffffffda RBX: 00007f1a44bb46d4 RCX: 000000000045c4a9 [ 47.446435] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 47.453706] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 47.460959] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 47.468291] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 47.475557] CPU: 1 PID: 7914 Comm: syz-executor.2 Not tainted 4.19.158-syzkaller #0 [ 47.483355] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 47.492883] Call Trace: [ 47.495467] dump_stack+0x123/0x177 [ 47.499095] should_fail.cold.4+0x5/0x13 [ 47.503255] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 47.508443] ? lock_downgrade+0x860/0x860 [ 47.512758] __should_failslab+0xba/0xf0 [ 47.516811] should_failslab+0x9/0x14 [ 47.520605] kmem_cache_alloc_trace+0x2d4/0x740 [ 47.525281] ? qfq_change_class+0xa89/0x14b5 [ 47.529669] ? qfq_change_class+0xa89/0x14b5 [ 47.534077] ? __local_bh_enable_ip+0x160/0x260 [ 47.538738] qfq_change_class+0xacf/0x14b5 [ 47.542965] ? qfq_delete_class+0x2d0/0x2d0 [ 47.547265] ? nla_parse+0x197/0x280 [ 47.550959] tc_ctl_tclass+0x3e9/0xba0 [ 47.554824] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 47.559907] ? find_held_lock+0x36/0x1d0 [ 47.564089] rtnetlink_rcv_msg+0x34f/0x8f0 [ 47.568321] ? rtnetlink_put_metrics+0x490/0x490 [ 47.573094] ? find_held_lock+0x36/0x1d0 [ 47.577158] netlink_rcv_skb+0x13e/0x3d0 [ 47.581197] ? lock_downgrade+0x860/0x860 [ 47.585329] ? rtnetlink_put_metrics+0x490/0x490 [ 47.590071] ? netlink_ack+0xa50/0xa50 [ 47.593947] ? netlink_deliver_tap+0x182/0xb00 [ 47.598529] rtnetlink_rcv+0x10/0x20 [ 47.602222] netlink_unicast+0x443/0x650 [ 47.606312] ? netlink_attachskb+0x6c0/0x6c0 [ 47.610698] ? _copy_from_iter_full+0x182/0x720 [ 47.615345] ? __check_object_size+0x1ef/0x301 [ 47.619909] netlink_sendmsg+0x765/0xc40 [ 47.623953] ? netlink_unicast+0x650/0x650 [ 47.628203] ? apparmor_socket_sendmsg+0x1b/0x20 [ 47.632940] ? netlink_unicast+0x650/0x650 [ 47.637171] sock_sendmsg+0xb5/0xf0 [ 47.640787] ___sys_sendmsg+0x647/0x950 [ 47.644747] ? find_held_lock+0x36/0x1d0 [ 47.648791] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 47.653545] ? __fget+0x278/0x400 [ 47.656981] ? kasan_check_read+0x11/0x20 [ 47.661107] ? __fget+0x295/0x400 [ 47.664569] ? ksys_dup3+0x2e0/0x2e0 [ 47.668263] ? __f_unlock_pos+0xd/0x10 [ 47.672138] ? __fget_light+0x174/0x1e0 [ 47.676106] ? __fdget+0xe/0x10 [ 47.679365] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 47.684193] __sys_sendmsg+0xd9/0x180 [ 47.688044] ? __ia32_sys_shutdown+0x70/0x70 [ 47.692444] ? __sb_end_write+0xa4/0xd0 [ 47.696403] ? kasan_check_write+0x14/0x20 [ 47.700628] ? fput+0x18/0x120 [ 47.703824] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 47.709201] __x64_sys_sendmsg+0x73/0xb0 [ 47.713247] do_syscall_64+0xd0/0x4e0 [ 47.717029] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 47.722203] RIP: 0033:0x45c4a9 [ 47.725814] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 47.744699] RSP: 002b:00007fdaead13c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 47.752391] RAX: ffffffffffffffda RBX: 00007fdaead146d4 RCX: 000000000045c4a9 [ 47.759645] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 47.766960] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 47.774221] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 47.781482] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 47.793631] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 47.841663] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 47.878209] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 47.915112] FAULT_INJECTION: forcing a failure. [ 47.915112] name failslab, interval 1, probability 0, space 0, times 0 [ 47.929465] CPU: 1 PID: 7939 Comm: syz-executor.0 Not tainted 4.19.158-syzkaller #0 [ 47.938866] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 47.948206] Call Trace: [ 47.950779] dump_stack+0x123/0x177 [ 47.954390] should_fail.cold.4+0x5/0x13 [ 47.958432] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 47.963516] ? lock_downgrade+0x860/0x860 [ 47.967647] __should_failslab+0xba/0xf0 [ 47.971692] should_failslab+0x9/0x14 [ 47.975474] kmem_cache_alloc_trace+0x2d4/0x740 [ 47.980121] ? memset+0x31/0x40 [ 47.983389] ? nla_parse+0x34/0x280 [ 47.987107] qfq_change_class+0x609/0x14b5 [ 47.991326] ? security_capable+0x58/0xa0 [ 47.995454] ? qfq_delete_class+0x2d0/0x2d0 [ 47.999757] ? nla_parse+0x197/0x280 [ 48.003455] tc_ctl_tclass+0x3e9/0xba0 [ 48.007351] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 48.012501] ? find_held_lock+0x36/0x1d0 [ 48.016568] rtnetlink_rcv_msg+0x34f/0x8f0 [ 48.020791] ? rtnetlink_put_metrics+0x490/0x490 [ 48.025876] ? find_held_lock+0x36/0x1d0 [ 48.030000] netlink_rcv_skb+0x13e/0x3d0 [ 48.034046] ? lock_downgrade+0x860/0x860 [ 48.038237] ? rtnetlink_put_metrics+0x490/0x490 [ 48.042971] ? netlink_ack+0xa50/0xa50 [ 48.046903] ? netlink_deliver_tap+0x182/0xb00 [ 48.051484] rtnetlink_rcv+0x10/0x20 [ 48.055182] netlink_unicast+0x443/0x650 [ 48.059231] ? netlink_attachskb+0x6c0/0x6c0 [ 48.063647] ? _copy_from_iter_full+0x182/0x720 [ 48.068383] ? __check_object_size+0x1ef/0x301 [ 48.072949] netlink_sendmsg+0x765/0xc40 [ 48.076991] ? netlink_unicast+0x650/0x650 [ 48.081206] ? apparmor_socket_sendmsg+0x1b/0x20 [ 48.085940] ? netlink_unicast+0x650/0x650 [ 48.090157] sock_sendmsg+0xb5/0xf0 [ 48.093871] ___sys_sendmsg+0x647/0x950 [ 48.097870] ? find_held_lock+0x36/0x1d0 [ 48.101925] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 48.106660] ? __fget+0x278/0x400 [ 48.110095] ? kasan_check_read+0x11/0x20 [ 48.114224] ? __fget+0x295/0x400 [ 48.117657] ? ksys_dup3+0x2e0/0x2e0 [ 48.121367] ? __f_unlock_pos+0xd/0x10 [ 48.125235] ? __fget_light+0x174/0x1e0 [ 48.129201] ? __fdget+0xe/0x10 [ 48.132476] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 48.137320] __sys_sendmsg+0xd9/0x180 [ 48.141161] ? __ia32_sys_shutdown+0x70/0x70 [ 48.145563] ? __sb_end_write+0xa4/0xd0 [ 48.149525] ? kasan_check_write+0x14/0x20 [ 48.153744] ? fput+0x18/0x120 [ 48.156947] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 48.162299] __x64_sys_sendmsg+0x73/0xb0 [ 48.166349] do_syscall_64+0xd0/0x4e0 [ 48.170143] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 48.175328] RIP: 0033:0x45c4a9 [ 48.178502] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 48.197561] RSP: 002b:00007f50b14bbc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 48.205275] RAX: ffffffffffffffda RBX: 00007f50b14bc6d4 RCX: 000000000045c4a9 [ 48.212551] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 48.219839] RBP: 000000000076c100 R08: 0000000000000000 R09: 0000000000000000 [ 48.227097] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 48.234360] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 48.254571] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 48.278968] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 48.299799] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 48.317027] FAULT_INJECTION: forcing a failure. [ 48.317027] name failslab, interval 1, probability 0, space 0, times 0 [ 48.334751] CPU: 0 PID: 7953 Comm: syz-executor.4 Not tainted 4.19.158-syzkaller #0 [ 48.342563] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.352008] Call Trace: [ 48.354592] dump_stack+0x123/0x177 [ 48.358314] should_fail.cold.4+0x5/0x13 [ 48.362360] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 48.367450] ? lock_downgrade+0x860/0x860 [ 48.371628] __should_failslab+0xba/0xf0 [ 48.375674] should_failslab+0x9/0x14 [ 48.379455] kmem_cache_alloc_trace+0x2d4/0x740 [ 48.384122] ? memset+0x31/0x40 [ 48.387413] ? nla_parse+0x34/0x280 [ 48.391029] qfq_change_class+0x609/0x14b5 [ 48.395260] ? security_capable+0x58/0xa0 [ 48.399389] ? qfq_delete_class+0x2d0/0x2d0 [ 48.403704] ? nla_parse+0x197/0x280 [ 48.407488] tc_ctl_tclass+0x3e9/0xba0 [ 48.411365] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 48.416478] ? find_held_lock+0x36/0x1d0 [ 48.420533] rtnetlink_rcv_msg+0x34f/0x8f0 [ 48.424748] ? rtnetlink_put_metrics+0x490/0x490 [ 48.429481] ? find_held_lock+0x36/0x1d0 [ 48.433540] netlink_rcv_skb+0x13e/0x3d0 [ 48.437597] ? lock_downgrade+0x860/0x860 [ 48.441753] ? rtnetlink_put_metrics+0x490/0x490 [ 48.446499] ? netlink_ack+0xa50/0xa50 [ 48.454108] ? netlink_deliver_tap+0x182/0xb00 [ 48.458682] rtnetlink_rcv+0x10/0x20 [ 48.462383] netlink_unicast+0x443/0x650 [ 48.466431] ? netlink_attachskb+0x6c0/0x6c0 [ 48.470831] ? _copy_from_iter_full+0x182/0x720 [ 48.475486] ? __check_object_size+0x1ef/0x301 [ 48.480050] netlink_sendmsg+0x765/0xc40 [ 48.484090] ? netlink_unicast+0x650/0x650 [ 48.488306] ? apparmor_socket_sendmsg+0x1b/0x20 [ 48.493049] ? netlink_unicast+0x650/0x650 [ 48.497270] sock_sendmsg+0xb5/0xf0 [ 48.500876] ___sys_sendmsg+0x647/0x950 [ 48.504845] ? find_held_lock+0x36/0x1d0 [ 48.508920] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 48.513750] ? __fget+0x278/0x400 [ 48.517200] ? kasan_check_read+0x11/0x20 [ 48.521326] ? __fget+0x295/0x400 [ 48.524799] ? ksys_dup3+0x2e0/0x2e0 [ 48.528499] ? __f_unlock_pos+0xd/0x10 [ 48.533327] ? __fget_light+0x174/0x1e0 [ 48.537299] ? __fdget+0xe/0x10 [ 48.540566] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 48.545508] __sys_sendmsg+0xd9/0x180 [ 48.549296] ? __ia32_sys_shutdown+0x70/0x70 [ 48.553688] ? __sb_end_write+0xa4/0xd0 [ 48.557650] ? kasan_check_write+0x14/0x20 [ 48.561864] ? fput+0x18/0x120 [ 48.565059] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 48.570416] __x64_sys_sendmsg+0x73/0xb0 [ 48.574475] do_syscall_64+0xd0/0x4e0 [ 48.578275] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 48.583442] RIP: 0033:0x45c4a9 [ 48.586614] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 48.605526] RSP: 002b:00007feef6382c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 48.613351] RAX: ffffffffffffffda RBX: 00007feef63836d4 RCX: 000000000045c4a9 [ 48.620604] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 48.627861] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 48.635123] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 48.642376] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 48.661309] FAULT_INJECTION: forcing a failure. [ 48.661309] name failslab, interval 1, probability 0, space 0, times 0 [ 48.679672] CPU: 0 PID: 7971 Comm: syz-executor.3 Not tainted 4.19.158-syzkaller #0 [ 48.687581] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.696967] Call Trace: [ 48.699557] dump_stack+0x123/0x177 [ 48.703184] should_fail.cold.4+0x5/0x13 [ 48.707241] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 48.713637] ? lock_downgrade+0x860/0x860 [ 48.717790] __should_failslab+0xba/0xf0 [ 48.721872] should_failslab+0x9/0x14 [ 48.725668] kmem_cache_alloc_trace+0x2d4/0x740 [ 48.730317] ? qfq_change_class+0xa89/0x14b5 [ 48.734856] ? qfq_change_class+0xa89/0x14b5 [ 48.739250] ? __local_bh_enable_ip+0x160/0x260 [ 48.743908] qfq_change_class+0xacf/0x14b5 [ 48.748133] ? qfq_delete_class+0x2d0/0x2d0 [ 48.752446] ? nla_parse+0x197/0x280 [ 48.756150] tc_ctl_tclass+0x3e9/0xba0 [ 48.760028] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 48.765119] ? find_held_lock+0x36/0x1d0 [ 48.769176] rtnetlink_rcv_msg+0x34f/0x8f0 [ 48.773395] ? rtnetlink_put_metrics+0x490/0x490 [ 48.778133] ? find_held_lock+0x36/0x1d0 [ 48.782180] netlink_rcv_skb+0x13e/0x3d0 [ 48.786221] ? lock_downgrade+0x860/0x860 [ 48.790363] ? rtnetlink_put_metrics+0x490/0x490 [ 48.795168] ? netlink_ack+0xa50/0xa50 [ 48.799042] ? netlink_deliver_tap+0x182/0xb00 [ 48.803609] rtnetlink_rcv+0x10/0x20 [ 48.807316] netlink_unicast+0x443/0x650 [ 48.811363] ? netlink_attachskb+0x6c0/0x6c0 [ 48.815753] ? _copy_from_iter_full+0x182/0x720 [ 48.820412] ? __check_object_size+0x1ef/0x301 [ 48.824977] netlink_sendmsg+0x765/0xc40 [ 48.829104] ? netlink_unicast+0x650/0x650 [ 48.833598] ? apparmor_socket_sendmsg+0x1b/0x20 [ 48.838362] ? netlink_unicast+0x650/0x650 [ 48.842604] sock_sendmsg+0xb5/0xf0 [ 48.846214] ___sys_sendmsg+0x647/0x950 [ 48.850172] ? find_held_lock+0x36/0x1d0 [ 48.854221] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 48.858969] ? __fget+0x278/0x400 [ 48.862401] ? kasan_check_read+0x11/0x20 [ 48.866531] ? __fget+0x295/0x400 [ 48.869969] ? ksys_dup3+0x2e0/0x2e0 [ 48.873667] ? __f_unlock_pos+0xd/0x10 [ 48.877549] ? __fget_light+0x174/0x1e0 [ 48.881501] ? __fdget+0xe/0x10 [ 48.884778] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 48.889618] __sys_sendmsg+0xd9/0x180 [ 48.893402] ? __ia32_sys_shutdown+0x70/0x70 [ 48.897806] ? __sb_end_write+0xa4/0xd0 [ 48.901762] ? kasan_check_write+0x14/0x20 [ 48.905998] ? fput+0x18/0x120 [ 48.909186] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 48.914530] __x64_sys_sendmsg+0x73/0xb0 [ 48.918920] do_syscall_64+0xd0/0x4e0 [ 48.922880] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 48.928061] RIP: 0033:0x45c4a9 [ 48.931237] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 48.950118] RSP: 002b:00007f1a44bb3c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 48.959388] RAX: ffffffffffffffda RBX: 00007f1a44bb46d4 RCX: 000000000045c4a9 [ 48.966637] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 48.973973] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 48.981990] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 48.989267] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 48.998351] FAULT_INJECTION: forcing a failure. [ 48.998351] name failslab, interval 1, probability 0, space 0, times 0 [ 49.009632] CPU: 0 PID: 7972 Comm: syz-executor.2 Not tainted 4.19.158-syzkaller #0 [ 49.017424] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.026782] Call Trace: [ 49.029372] dump_stack+0x123/0x177 [ 49.033960] should_fail.cold.4+0x5/0x13 [ 49.038022] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 49.043128] ? lock_downgrade+0x860/0x860 [ 49.047280] __should_failslab+0xba/0xf0 [ 49.051336] should_failslab+0x9/0x14 [ 49.055133] kmem_cache_alloc_trace+0x2d4/0x740 [ 49.059803] ? qfq_change_class+0xa89/0x14b5 [ 49.064312] ? qfq_change_class+0xa89/0x14b5 [ 49.068702] ? __local_bh_enable_ip+0x160/0x260 [ 49.073370] qfq_change_class+0xacf/0x14b5 [ 49.077644] ? qfq_delete_class+0x2d0/0x2d0 [ 49.081954] ? nla_parse+0x197/0x280 [ 49.085648] tc_ctl_tclass+0x3e9/0xba0 [ 49.089514] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 49.094625] ? find_held_lock+0x36/0x1d0 [ 49.098679] rtnetlink_rcv_msg+0x34f/0x8f0 [ 49.102901] ? rtnetlink_put_metrics+0x490/0x490 [ 49.107650] ? find_held_lock+0x36/0x1d0 [ 49.111698] netlink_rcv_skb+0x13e/0x3d0 [ 49.115734] ? lock_downgrade+0x860/0x860 [ 49.119863] ? rtnetlink_put_metrics+0x490/0x490 [ 49.124597] ? netlink_ack+0xa50/0xa50 [ 49.128468] ? netlink_deliver_tap+0x182/0xb00 [ 49.133029] rtnetlink_rcv+0x10/0x20 [ 49.136721] netlink_unicast+0x443/0x650 [ 49.140787] ? netlink_attachskb+0x6c0/0x6c0 [ 49.145170] ? _copy_from_iter_full+0x182/0x720 [ 49.149827] ? __check_object_size+0x1ef/0x301 [ 49.154472] netlink_sendmsg+0x765/0xc40 [ 49.158524] ? netlink_unicast+0x650/0x650 [ 49.162749] ? apparmor_socket_sendmsg+0x1b/0x20 [ 49.167493] ? netlink_unicast+0x650/0x650 [ 49.171720] sock_sendmsg+0xb5/0xf0 [ 49.175334] ___sys_sendmsg+0x647/0x950 [ 49.179297] ? find_held_lock+0x36/0x1d0 [ 49.183337] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 49.188073] ? __fget+0x278/0x400 [ 49.191593] ? kasan_check_read+0x11/0x20 [ 49.195724] ? __fget+0x295/0x400 [ 49.199167] ? ksys_dup3+0x2e0/0x2e0 [ 49.202857] ? __f_unlock_pos+0xd/0x10 [ 49.206735] ? __fget_light+0x174/0x1e0 [ 49.210691] ? __fdget+0xe/0x10 [ 49.213967] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 49.218801] __sys_sendmsg+0xd9/0x180 [ 49.222581] ? __ia32_sys_shutdown+0x70/0x70 [ 49.226983] ? __sb_end_write+0xa4/0xd0 [ 49.230954] ? kasan_check_write+0x14/0x20 [ 49.235166] ? fput+0x18/0x120 [ 49.238350] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 49.243795] __x64_sys_sendmsg+0x73/0xb0 [ 49.247861] do_syscall_64+0xd0/0x4e0 [ 49.251644] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 49.256809] RIP: 0033:0x45c4a9 [ 49.259991] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 49.278892] RSP: 002b:00007fdaead13c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 49.286580] RAX: ffffffffffffffda RBX: 00007fdaead146d4 RCX: 000000000045c4a9 [ 49.293829] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 49.301081] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 49.308420] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 49.315777] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 49.377898] FAULT_INJECTION: forcing a failure. [ 49.377898] name failslab, interval 1, probability 0, space 0, times 0 [ 49.405685] CPU: 1 PID: 7993 Comm: syz-executor.0 Not tainted 4.19.158-syzkaller #0 [ 49.413513] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.423212] Call Trace: [ 49.425788] dump_stack+0x123/0x177 [ 49.429407] should_fail.cold.4+0x5/0x13 [ 49.433470] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 49.438578] ? lock_downgrade+0x860/0x860 [ 49.442736] __should_failslab+0xba/0xf0 [ 49.446863] should_failslab+0x9/0x14 [ 49.450662] kmem_cache_alloc_trace+0x2d4/0x740 [ 49.455351] ? qfq_change_class+0xa89/0x14b5 [ 49.459850] ? qfq_change_class+0xa89/0x14b5 [ 49.464438] ? __local_bh_enable_ip+0x160/0x260 [ 49.469188] qfq_change_class+0xacf/0x14b5 [ 49.473418] ? qfq_delete_class+0x2d0/0x2d0 [ 49.477873] ? nla_parse+0x197/0x280 [ 49.481572] tc_ctl_tclass+0x3e9/0xba0 [ 49.485463] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 49.490550] ? find_held_lock+0x36/0x1d0 [ 49.494603] rtnetlink_rcv_msg+0x34f/0x8f0 [ 49.498825] ? rtnetlink_put_metrics+0x490/0x490 [ 49.503576] ? find_held_lock+0x36/0x1d0 [ 49.507757] netlink_rcv_skb+0x13e/0x3d0 [ 49.511855] ? lock_downgrade+0x860/0x860 [ 49.516528] ? rtnetlink_put_metrics+0x490/0x490 [ 49.521270] ? netlink_ack+0xa50/0xa50 [ 49.525137] ? netlink_deliver_tap+0x182/0xb00 [ 49.529709] rtnetlink_rcv+0x10/0x20 [ 49.533407] netlink_unicast+0x443/0x650 [ 49.537448] ? netlink_attachskb+0x6c0/0x6c0 [ 49.541847] ? _copy_from_iter_full+0x182/0x720 [ 49.546495] ? __check_object_size+0x1ef/0x301 [ 49.551058] netlink_sendmsg+0x765/0xc40 [ 49.555100] ? netlink_unicast+0x650/0x650 [ 49.559314] ? apparmor_socket_sendmsg+0x1b/0x20 [ 49.564061] ? netlink_unicast+0x650/0x650 [ 49.568273] sock_sendmsg+0xb5/0xf0 [ 49.571902] ___sys_sendmsg+0x647/0x950 [ 49.575856] ? find_held_lock+0x36/0x1d0 [ 49.579940] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 49.584696] ? __fget+0x278/0x400 [ 49.588140] ? kasan_check_read+0x11/0x20 [ 49.592276] ? __fget+0x295/0x400 [ 49.595727] ? ksys_dup3+0x2e0/0x2e0 [ 49.599440] ? __f_unlock_pos+0xd/0x10 [ 49.603314] ? __fget_light+0x174/0x1e0 [ 49.607274] ? __fdget+0xe/0x10 [ 49.610530] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 49.615474] __sys_sendmsg+0xd9/0x180 [ 49.619258] ? __ia32_sys_shutdown+0x70/0x70 [ 49.623654] ? __sb_end_write+0xa4/0xd0 [ 49.627615] ? kasan_check_write+0x14/0x20 [ 49.631835] ? fput+0x18/0x120 [ 49.635006] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 49.640352] __x64_sys_sendmsg+0x73/0xb0 [ 49.644406] do_syscall_64+0xd0/0x4e0 [ 49.648197] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 49.653390] RIP: 0033:0x45c4a9 [ 49.656565] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 49.675451] RSP: 002b:00007f50b14fdc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 49.683170] RAX: ffffffffffffffda RBX: 00007f50b14fe6d4 RCX: 000000000045c4a9 [ 49.690418] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 49.697667] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 49.704918] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 49.712169] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 49.730301] FAULT_INJECTION: forcing a failure. [ 49.730301] name failslab, interval 1, probability 0, space 0, times 0 [ 49.751133] CPU: 1 PID: 8001 Comm: syz-executor.4 Not tainted 4.19.158-syzkaller #0 [ 49.759035] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.768386] Call Trace: [ 49.776537] dump_stack+0x123/0x177 [ 49.780175] should_fail.cold.4+0x5/0x13 [ 49.784228] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 49.789312] ? lock_downgrade+0x860/0x860 [ 49.793459] __should_failslab+0xba/0xf0 [ 49.797510] should_failslab+0x9/0x14 [ 49.801293] kmem_cache_alloc_node_trace+0x26d/0x730 [ 49.806402] ? __lock_is_held+0xb5/0x140 [ 49.810446] __kmalloc_node+0x3c/0x70 [ 49.814246] qdisc_alloc+0xb1/0x9a0 [ 49.817850] ? kmem_cache_alloc_trace+0x350/0x740 [ 49.822676] qdisc_create_dflt+0x5e/0x1a0 [ 49.826802] qfq_change_class+0x6a4/0x14b5 [ 49.831030] ? security_capable+0x58/0xa0 [ 49.835271] ? qfq_delete_class+0x2d0/0x2d0 [ 49.839578] ? nla_parse+0x197/0x280 [ 49.843279] tc_ctl_tclass+0x3e9/0xba0 [ 49.847145] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 49.852232] ? find_held_lock+0x36/0x1d0 [ 49.856292] rtnetlink_rcv_msg+0x34f/0x8f0 [ 49.860513] ? rtnetlink_put_metrics+0x490/0x490 [ 49.865427] ? find_held_lock+0x36/0x1d0 [ 49.869478] netlink_rcv_skb+0x13e/0x3d0 [ 49.873521] ? lock_downgrade+0x860/0x860 [ 49.877660] ? rtnetlink_put_metrics+0x490/0x490 [ 49.882405] ? netlink_ack+0xa50/0xa50 [ 49.886283] ? netlink_deliver_tap+0x182/0xb00 [ 49.890856] rtnetlink_rcv+0x10/0x20 [ 49.894556] netlink_unicast+0x443/0x650 [ 49.898606] ? netlink_attachskb+0x6c0/0x6c0 [ 49.902997] ? _copy_from_iter_full+0x182/0x720 [ 49.907646] ? __check_object_size+0x1ef/0x301 [ 49.912217] netlink_sendmsg+0x765/0xc40 [ 49.916265] ? netlink_unicast+0x650/0x650 [ 49.920485] ? apparmor_socket_sendmsg+0x1b/0x20 [ 49.925224] ? netlink_unicast+0x650/0x650 [ 49.929450] sock_sendmsg+0xb5/0xf0 [ 49.933067] ___sys_sendmsg+0x647/0x950 [ 49.937230] ? find_held_lock+0x36/0x1d0 [ 49.941270] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 49.946004] ? __fget+0x278/0x400 [ 49.949440] ? kasan_check_read+0x11/0x20 [ 49.953588] ? __fget+0x295/0x400 [ 49.957028] ? ksys_dup3+0x2e0/0x2e0 [ 49.960721] ? __f_unlock_pos+0xd/0x10 [ 49.964597] ? __fget_light+0x174/0x1e0 [ 49.968557] ? __fdget+0xe/0x10 [ 49.971824] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 49.976653] __sys_sendmsg+0xd9/0x180 [ 49.980428] ? __ia32_sys_shutdown+0x70/0x70 [ 49.984812] ? __sb_end_write+0xa4/0xd0 [ 49.988789] ? kasan_check_write+0x14/0x20 [ 49.993089] ? fput+0x18/0x120 [ 49.996271] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 50.001615] __x64_sys_sendmsg+0x73/0xb0 [ 50.005666] do_syscall_64+0xd0/0x4e0 [ 50.009458] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 50.014715] RIP: 0033:0x45c4a9 [ 50.017897] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 50.036778] RSP: 002b:00007feef6340c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 50.044465] RAX: ffffffffffffffda RBX: 00007feef63416d4 RCX: 000000000045c4a9 [ 50.051719] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 50.058974] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 50.066243] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 50.073493] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 50.148966] FAULT_INJECTION: forcing a failure. [ 50.148966] name failslab, interval 1, probability 0, space 0, times 0 [ 50.162090] CPU: 1 PID: 8025 Comm: syz-executor.1 Not tainted 4.19.158-syzkaller #0 [ 50.169892] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.179231] Call Trace: [ 50.181809] dump_stack+0x123/0x177 [ 50.186566] should_fail.cold.4+0x5/0x13 [ 50.190602] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 50.195680] ? lock_downgrade+0x860/0x860 [ 50.199817] __should_failslab+0xba/0xf0 [ 50.203866] should_failslab+0x9/0x14 [ 50.207650] kmem_cache_alloc_node_trace+0x26d/0x730 [ 50.212736] ? __lock_is_held+0xb5/0x140 [ 50.216804] __kmalloc_node+0x3c/0x70 [ 50.220592] qdisc_alloc+0xb1/0x9a0 [ 50.224206] ? kmem_cache_alloc_trace+0x350/0x740 [ 50.229030] qdisc_create_dflt+0x5e/0x1a0 [ 50.233173] qfq_change_class+0x6a4/0x14b5 [ 50.237385] ? security_capable+0x58/0xa0 [ 50.241532] ? qfq_delete_class+0x2d0/0x2d0 [ 50.245853] ? nla_parse+0x197/0x280 [ 50.249591] tc_ctl_tclass+0x3e9/0xba0 [ 50.253578] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 50.258802] ? find_held_lock+0x36/0x1d0 [ 50.263225] rtnetlink_rcv_msg+0x34f/0x8f0 [ 50.267452] ? rtnetlink_put_metrics+0x490/0x490 [ 50.272191] ? find_held_lock+0x36/0x1d0 [ 50.276240] netlink_rcv_skb+0x13e/0x3d0 [ 50.280785] ? lock_downgrade+0x860/0x860 [ 50.285704] ? rtnetlink_put_metrics+0x490/0x490 [ 50.290457] ? netlink_ack+0xa50/0xa50 [ 50.294328] ? netlink_deliver_tap+0x182/0xb00 [ 50.298891] rtnetlink_rcv+0x10/0x20 [ 50.302856] netlink_unicast+0x443/0x650 [ 50.306914] ? netlink_attachskb+0x6c0/0x6c0 [ 50.311304] ? _copy_from_iter_full+0x182/0x720 [ 50.315963] ? __check_object_size+0x1ef/0x301 [ 50.320545] netlink_sendmsg+0x765/0xc40 [ 50.324597] ? netlink_unicast+0x650/0x650 [ 50.328835] ? apparmor_socket_sendmsg+0x1b/0x20 [ 50.333579] ? netlink_unicast+0x650/0x650 [ 50.337805] sock_sendmsg+0xb5/0xf0 [ 50.341426] ___sys_sendmsg+0x647/0x950 [ 50.345388] ? find_held_lock+0x36/0x1d0 [ 50.349452] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 50.354208] ? __fget+0x278/0x400 [ 50.357644] ? kasan_check_read+0x11/0x20 [ 50.361836] ? __fget+0x295/0x400 [ 50.365406] ? ksys_dup3+0x2e0/0x2e0 [ 50.369114] ? __f_unlock_pos+0xd/0x10 [ 50.373018] ? __fget_light+0x174/0x1e0 [ 50.378290] ? __fdget+0xe/0x10 [ 50.381569] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 50.386422] __sys_sendmsg+0xd9/0x180 [ 50.390223] ? __ia32_sys_shutdown+0x70/0x70 [ 50.394731] ? __sb_end_write+0xa4/0xd0 [ 50.398810] ? kasan_check_write+0x14/0x20 [ 50.403052] ? fput+0x18/0x120 [ 50.406245] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 50.411604] __x64_sys_sendmsg+0x73/0xb0 [ 50.415732] do_syscall_64+0xd0/0x4e0 [ 50.419526] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 50.424707] RIP: 0033:0x45c4a9 [ 50.427877] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 50.446907] RSP: 002b:00007f9792b7fc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 50.454605] RAX: ffffffffffffffda RBX: 00007f9792b806d4 RCX: 000000000045c4a9 [ 50.461856] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 50.469102] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 50.476351] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 50.483597] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 50.556164] FAULT_INJECTION: forcing a failure. [ 50.556164] name failslab, interval 1, probability 0, space 0, times 0 [ 50.571171] CPU: 1 PID: 8047 Comm: syz-executor.2 Not tainted 4.19.158-syzkaller #0 [ 50.578978] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.588314] Call Trace: [ 50.590891] dump_stack+0x123/0x177 [ 50.594506] should_fail.cold.4+0x5/0x13 [ 50.598561] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 50.603647] ? lock_downgrade+0x860/0x860 [ 50.607784] __should_failslab+0xba/0xf0 [ 50.611829] should_failslab+0x9/0x14 [ 50.615613] kmem_cache_alloc_node_trace+0x26d/0x730 [ 50.620693] ? __lock_is_held+0xb5/0x140 [ 50.624733] __kmalloc_node+0x3c/0x70 [ 50.628512] qdisc_alloc+0xb1/0x9a0 [ 50.632124] ? kmem_cache_alloc_trace+0x350/0x740 [ 50.636953] qdisc_create_dflt+0x5e/0x1a0 [ 50.641093] qfq_change_class+0x6a4/0x14b5 [ 50.645344] ? security_capable+0x58/0xa0 [ 50.649489] ? qfq_delete_class+0x2d0/0x2d0 [ 50.653813] ? nla_parse+0x197/0x280 [ 50.657518] tc_ctl_tclass+0x3e9/0xba0 [ 50.661456] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 50.667507] ? find_held_lock+0x36/0x1d0 [ 50.671577] rtnetlink_rcv_msg+0x34f/0x8f0 [ 50.675807] ? rtnetlink_put_metrics+0x490/0x490 [ 50.680544] ? find_held_lock+0x36/0x1d0 [ 50.684596] netlink_rcv_skb+0x13e/0x3d0 [ 50.688765] ? lock_downgrade+0x860/0x860 [ 50.692907] ? rtnetlink_put_metrics+0x490/0x490 [ 50.697661] ? netlink_ack+0xa50/0xa50 [ 50.701546] ? netlink_deliver_tap+0x182/0xb00 [ 50.706124] rtnetlink_rcv+0x10/0x20 [ 50.709821] netlink_unicast+0x443/0x650 [ 50.713870] ? netlink_attachskb+0x6c0/0x6c0 [ 50.718258] ? _copy_from_iter_full+0x182/0x720 [ 50.723255] ? __check_object_size+0x1ef/0x301 [ 50.727818] netlink_sendmsg+0x765/0xc40 [ 50.731871] ? netlink_unicast+0x650/0x650 [ 50.736103] ? apparmor_socket_sendmsg+0x1b/0x20 [ 50.741100] ? netlink_unicast+0x650/0x650 [ 50.745345] sock_sendmsg+0xb5/0xf0 [ 50.749043] ___sys_sendmsg+0x647/0x950 [ 50.753037] ? find_held_lock+0x36/0x1d0 [ 50.757100] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 50.761841] ? __fget+0x278/0x400 [ 50.765273] ? kasan_check_read+0x11/0x20 [ 50.769408] ? __fget+0x295/0x400 [ 50.772852] ? ksys_dup3+0x2e0/0x2e0 [ 50.776551] ? __f_unlock_pos+0xd/0x10 [ 50.780433] ? __fget_light+0x174/0x1e0 [ 50.784397] ? __fdget+0xe/0x10 [ 50.787670] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 50.792513] __sys_sendmsg+0xd9/0x180 [ 50.796320] ? __ia32_sys_shutdown+0x70/0x70 [ 50.800713] ? __sb_end_write+0xa4/0xd0 [ 50.804668] ? kasan_check_write+0x14/0x20 [ 50.808882] ? fput+0x18/0x120 [ 50.812068] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 50.817417] __x64_sys_sendmsg+0x73/0xb0 [ 50.821457] do_syscall_64+0xd0/0x4e0 [ 50.825240] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 50.830414] RIP: 0033:0x45c4a9 [ 50.833598] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 50.852492] RSP: 002b:00007fdaead55c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 50.860187] RAX: ffffffffffffffda RBX: 00007fdaead566d4 RCX: 000000000045c4a9 [ 50.867437] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 50.874779] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 50.882037] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 50.889303] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 50.910807] FAULT_INJECTION: forcing a failure. [ 50.910807] name failslab, interval 1, probability 0, space 0, times 0 [ 50.922298] CPU: 1 PID: 8039 Comm: syz-executor.0 Not tainted 4.19.158-syzkaller #0 [ 50.930181] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.939534] Call Trace: [ 50.942135] dump_stack+0x123/0x177 [ 50.945768] should_fail.cold.4+0x5/0x13 [ 50.949829] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 50.955064] ? lock_downgrade+0x860/0x860 [ 50.959316] __should_failslab+0xba/0xf0 [ 50.963475] should_failslab+0x9/0x14 [ 50.967322] kmem_cache_alloc_trace+0x2d4/0x740 [ 50.971977] ? qfq_change_class+0xa89/0x14b5 [ 50.976427] ? qfq_change_class+0xa89/0x14b5 [ 50.980820] ? __local_bh_enable_ip+0x160/0x260 [ 50.985472] qfq_change_class+0xacf/0x14b5 [ 50.989878] ? qfq_delete_class+0x2d0/0x2d0 [ 50.994324] ? nla_parse+0x197/0x280 [ 50.998045] tc_ctl_tclass+0x3e9/0xba0 [ 51.001927] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 51.007079] ? find_held_lock+0x36/0x1d0 [ 51.011154] rtnetlink_rcv_msg+0x34f/0x8f0 [ 51.015520] ? rtnetlink_put_metrics+0x490/0x490 [ 51.020272] ? find_held_lock+0x36/0x1d0 [ 51.024453] netlink_rcv_skb+0x13e/0x3d0 [ 51.028589] ? lock_downgrade+0x860/0x860 [ 51.032863] ? rtnetlink_put_metrics+0x490/0x490 [ 51.037645] ? netlink_ack+0xa50/0xa50 [ 51.041524] ? netlink_deliver_tap+0x182/0xb00 [ 51.046094] rtnetlink_rcv+0x10/0x20 [ 51.049793] netlink_unicast+0x443/0x650 [ 51.053860] ? netlink_attachskb+0x6c0/0x6c0 [ 51.058267] ? _copy_from_iter_full+0x182/0x720 [ 51.062975] ? __check_object_size+0x1ef/0x301 [ 51.067549] netlink_sendmsg+0x765/0xc40 [ 51.071619] ? netlink_unicast+0x650/0x650 [ 51.075843] ? apparmor_socket_sendmsg+0x1b/0x20 [ 51.080584] ? netlink_unicast+0x650/0x650 [ 51.084810] sock_sendmsg+0xb5/0xf0 [ 51.088425] ___sys_sendmsg+0x647/0x950 [ 51.092385] ? find_held_lock+0x36/0x1d0 [ 51.096449] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 51.101184] ? __fget+0x278/0x400 [ 51.104619] ? kasan_check_read+0x11/0x20 [ 51.108745] ? __fget+0x295/0x400 [ 51.112185] ? ksys_dup3+0x2e0/0x2e0 [ 51.115885] ? __f_unlock_pos+0xd/0x10 [ 51.119758] ? __fget_light+0x174/0x1e0 [ 51.123728] ? __fdget+0xe/0x10 [ 51.127004] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 51.131833] __sys_sendmsg+0xd9/0x180 [ 51.135619] ? __ia32_sys_shutdown+0x70/0x70 [ 51.140056] ? __sb_end_write+0xa4/0xd0 [ 51.144017] ? kasan_check_write+0x14/0x20 [ 51.148229] ? fput+0x18/0x120 [ 51.151414] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 51.156773] __x64_sys_sendmsg+0x73/0xb0 [ 51.160822] do_syscall_64+0xd0/0x4e0 [ 51.164619] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 51.169800] RIP: 0033:0x45c4a9 [ 51.173015] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 51.191912] RSP: 002b:00007f50b151ec78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 51.199625] RAX: ffffffffffffffda RBX: 00007f50b151f6d4 RCX: 000000000045c4a9 [ 51.206882] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 51.214135] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 51.221386] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 51.228640] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 51.238382] FAULT_INJECTION: forcing a failure. [ 51.238382] name failslab, interval 1, probability 0, space 0, times 0 [ 51.249882] CPU: 1 PID: 8040 Comm: syz-executor.3 Not tainted 4.19.158-syzkaller #0 [ 51.257689] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.267042] Call Trace: [ 51.269624] dump_stack+0x123/0x177 [ 51.273241] should_fail.cold.4+0x5/0x13 [ 51.277281] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 51.282568] ? lock_downgrade+0x860/0x860 [ 51.286854] __should_failslab+0xba/0xf0 [ 51.290912] should_failslab+0x9/0x14 [ 51.294702] kmem_cache_alloc_trace+0x2d4/0x740 [ 51.299515] ? qfq_change_class+0xa89/0x14b5 [ 51.303917] ? qfq_change_class+0xa89/0x14b5 [ 51.308344] ? __local_bh_enable_ip+0x160/0x260 [ 51.313010] qfq_change_class+0xacf/0x14b5 [ 51.317312] ? qfq_delete_class+0x2d0/0x2d0 [ 51.321624] ? nla_parse+0x197/0x280 [ 51.325611] tc_ctl_tclass+0x3e9/0xba0 [ 51.329547] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 51.334651] ? find_held_lock+0x36/0x1d0 [ 51.338712] rtnetlink_rcv_msg+0x34f/0x8f0 [ 51.342952] ? rtnetlink_put_metrics+0x490/0x490 [ 51.347843] ? find_held_lock+0x36/0x1d0 [ 51.351918] netlink_rcv_skb+0x13e/0x3d0 [ 51.355973] ? lock_downgrade+0x860/0x860 [ 51.360378] ? rtnetlink_put_metrics+0x490/0x490 [ 51.365130] ? netlink_ack+0xa50/0xa50 [ 51.369148] ? netlink_deliver_tap+0x182/0xb00 [ 51.373728] rtnetlink_rcv+0x10/0x20 [ 51.377430] netlink_unicast+0x443/0x650 [ 51.381504] ? netlink_attachskb+0x6c0/0x6c0 [ 51.385917] ? _copy_from_iter_full+0x182/0x720 [ 51.390581] ? __check_object_size+0x1ef/0x301 [ 51.395170] netlink_sendmsg+0x765/0xc40 [ 51.399240] ? netlink_unicast+0x650/0x650 [ 51.403466] ? apparmor_socket_sendmsg+0x1b/0x20 [ 51.408335] ? netlink_unicast+0x650/0x650 [ 51.412569] sock_sendmsg+0xb5/0xf0 [ 51.416207] ___sys_sendmsg+0x647/0x950 [ 51.420190] ? find_held_lock+0x36/0x1d0 [ 51.424270] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 51.429010] ? __fget+0x278/0x400 [ 51.432467] ? kasan_check_read+0x11/0x20 [ 51.436616] ? __fget+0x295/0x400 [ 51.440062] ? ksys_dup3+0x2e0/0x2e0 [ 51.443796] ? __f_unlock_pos+0xd/0x10 [ 51.447666] ? __fget_light+0x174/0x1e0 [ 51.451634] ? __fdget+0xe/0x10 [ 51.454900] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 51.459732] __sys_sendmsg+0xd9/0x180 [ 51.463522] ? __ia32_sys_shutdown+0x70/0x70 [ 51.467918] ? __sb_end_write+0xa4/0xd0 [ 51.471879] ? kasan_check_write+0x14/0x20 [ 51.476124] ? fput+0x18/0x120 [ 51.479319] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 51.484673] __x64_sys_sendmsg+0x73/0xb0 [ 51.488725] do_syscall_64+0xd0/0x4e0 [ 51.492518] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 51.497695] RIP: 0033:0x45c4a9 [ 51.500866] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 51.519989] RSP: 002b:00007f1a44bf5c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 51.527811] RAX: ffffffffffffffda RBX: 00007f1a44bf66d4 RCX: 000000000045c4a9 [ 51.535176] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 51.542549] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 51.549828] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 2020/11/20 01:06:12 executed programs: 19 [ 51.557214] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 51.573551] FAULT_INJECTION: forcing a failure. [ 51.573551] name failslab, interval 1, probability 0, space 0, times 0 [ 51.592294] CPU: 1 PID: 8064 Comm: syz-executor.1 Not tainted 4.19.158-syzkaller #0 [ 51.600120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.609476] Call Trace: [ 51.612062] dump_stack+0x123/0x177 [ 51.615693] should_fail.cold.4+0x5/0x13 [ 51.619757] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 51.624857] ? lock_downgrade+0x860/0x860 [ 51.629011] __should_failslab+0xba/0xf0 [ 51.633075] should_failslab+0x9/0x14 [ 51.636868] kmem_cache_alloc_node_trace+0x26d/0x730 [ 51.641970] ? __lock_is_held+0xb5/0x140 [ 51.646044] __kmalloc_node+0x3c/0x70 [ 51.649826] qdisc_alloc+0xb1/0x9a0 [ 51.653453] ? kmem_cache_alloc_trace+0x350/0x740 [ 51.658273] qdisc_create_dflt+0x5e/0x1a0 [ 51.662486] qfq_change_class+0x6a4/0x14b5 [ 51.666721] ? security_capable+0x58/0xa0 [ 51.670866] ? qfq_delete_class+0x2d0/0x2d0 [ 51.675198] ? nla_parse+0x197/0x280 [ 51.678902] tc_ctl_tclass+0x3e9/0xba0 [ 51.682784] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 51.687882] ? find_held_lock+0x36/0x1d0 [ 51.691946] rtnetlink_rcv_msg+0x34f/0x8f0 [ 51.696316] ? rtnetlink_put_metrics+0x490/0x490 [ 51.701060] ? find_held_lock+0x36/0x1d0 [ 51.705104] netlink_rcv_skb+0x13e/0x3d0 [ 51.709155] ? lock_downgrade+0x860/0x860 [ 51.713282] ? rtnetlink_put_metrics+0x490/0x490 [ 51.718031] ? netlink_ack+0xa50/0xa50 [ 51.721897] ? netlink_deliver_tap+0x182/0xb00 [ 51.726460] rtnetlink_rcv+0x10/0x20 [ 51.730155] netlink_unicast+0x443/0x650 [ 51.734214] ? netlink_attachskb+0x6c0/0x6c0 [ 51.738622] ? _copy_from_iter_full+0x182/0x720 [ 51.743279] ? __check_object_size+0x1ef/0x301 [ 51.747854] netlink_sendmsg+0x765/0xc40 [ 51.751900] ? netlink_unicast+0x650/0x650 [ 51.756116] ? apparmor_socket_sendmsg+0x1b/0x20 [ 51.760852] ? netlink_unicast+0x650/0x650 [ 51.765067] sock_sendmsg+0xb5/0xf0 [ 51.768685] ___sys_sendmsg+0x647/0x950 [ 51.772658] ? find_held_lock+0x36/0x1d0 [ 51.776709] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 51.781592] ? __fget+0x278/0x400 [ 51.785052] ? kasan_check_read+0x11/0x20 [ 51.789184] ? __fget+0x295/0x400 [ 51.792636] ? ksys_dup3+0x2e0/0x2e0 [ 51.796345] ? __f_unlock_pos+0xd/0x10 [ 51.800223] ? __fget_light+0x174/0x1e0 [ 51.804181] ? __fdget+0xe/0x10 [ 51.807453] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 51.812278] __sys_sendmsg+0xd9/0x180 [ 51.816056] ? __ia32_sys_shutdown+0x70/0x70 [ 51.820458] ? __sb_end_write+0xa4/0xd0 [ 51.824409] ? kasan_check_write+0x14/0x20 [ 51.828617] ? fput+0x18/0x120 [ 51.831791] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 51.837134] __x64_sys_sendmsg+0x73/0xb0 [ 51.841175] do_syscall_64+0xd0/0x4e0 [ 51.844984] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 51.850173] RIP: 0033:0x45c4a9 [ 51.853363] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 51.872353] RSP: 002b:00007f9792b5ec78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 51.880050] RAX: ffffffffffffffda RBX: 00007f9792b5f6d4 RCX: 000000000045c4a9 [ 51.887303] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 51.894551] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 51.901800] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 51.909047] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 51.954918] nla_parse: 6 callbacks suppressed [ 51.954923] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 51.976526] FAULT_INJECTION: forcing a failure. [ 51.976526] name failslab, interval 1, probability 0, space 0, times 0 [ 51.988229] CPU: 0 PID: 8076 Comm: syz-executor.5 Not tainted 4.19.158-syzkaller #0 [ 51.996153] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.005487] Call Trace: [ 52.008055] dump_stack+0x123/0x177 [ 52.011662] should_fail.cold.4+0x5/0x13 [ 52.015711] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 52.020813] ? lock_downgrade+0x860/0x860 [ 52.024952] __should_failslab+0xba/0xf0 [ 52.028997] should_failslab+0x9/0x14 [ 52.032779] kmem_cache_alloc_trace+0x2d4/0x740 [ 52.037428] ? qfq_change_class+0xa89/0x14b5 [ 52.041814] ? qfq_change_class+0xa89/0x14b5 [ 52.046199] ? __local_bh_enable_ip+0x160/0x260 [ 52.050867] qfq_change_class+0xacf/0x14b5 [ 52.055097] ? qfq_delete_class+0x2d0/0x2d0 [ 52.059407] ? nla_parse+0x197/0x280 [ 52.063096] tc_ctl_tclass+0x3e9/0xba0 [ 52.067749] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 52.072828] ? find_held_lock+0x36/0x1d0 [ 52.076873] rtnetlink_rcv_msg+0x34f/0x8f0 [ 52.081084] ? rtnetlink_put_metrics+0x490/0x490 [ 52.086759] ? find_held_lock+0x36/0x1d0 [ 52.090823] netlink_rcv_skb+0x13e/0x3d0 [ 52.094878] ? lock_downgrade+0x860/0x860 [ 52.099031] ? rtnetlink_put_metrics+0x490/0x490 [ 52.103765] ? netlink_ack+0xa50/0xa50 [ 52.107633] ? netlink_deliver_tap+0x182/0xb00 [ 52.112208] rtnetlink_rcv+0x10/0x20 [ 52.115895] netlink_unicast+0x443/0x650 [ 52.119933] ? netlink_attachskb+0x6c0/0x6c0 [ 52.124331] ? _copy_from_iter_full+0x182/0x720 [ 52.128976] ? __check_object_size+0x1ef/0x301 [ 52.133535] netlink_sendmsg+0x765/0xc40 [ 52.137589] ? netlink_unicast+0x650/0x650 [ 52.141816] ? apparmor_socket_sendmsg+0x1b/0x20 [ 52.146580] ? netlink_unicast+0x650/0x650 [ 52.150790] sock_sendmsg+0xb5/0xf0 [ 52.154393] ___sys_sendmsg+0x647/0x950 [ 52.158340] ? find_held_lock+0x36/0x1d0 [ 52.162377] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 52.167110] ? __fget+0x278/0x400 [ 52.170559] ? kasan_check_read+0x11/0x20 [ 52.174695] ? __fget+0x295/0x400 [ 52.178141] ? ksys_dup3+0x2e0/0x2e0 [ 52.181843] ? __f_unlock_pos+0xd/0x10 [ 52.185716] ? __fget_light+0x174/0x1e0 [ 52.190060] ? __fdget+0xe/0x10 [ 52.193316] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 52.198136] __sys_sendmsg+0xd9/0x180 [ 52.201922] ? __ia32_sys_shutdown+0x70/0x70 [ 52.206443] ? __sb_end_write+0xa4/0xd0 [ 52.210527] ? kasan_check_write+0x14/0x20 [ 52.214739] ? fput+0x18/0x120 [ 52.218263] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 52.223609] __x64_sys_sendmsg+0x73/0xb0 [ 52.227648] do_syscall_64+0xd0/0x4e0 [ 52.231441] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 52.236636] RIP: 0033:0x45c4a9 [ 52.239820] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 52.259305] RSP: 002b:00007fb5b6eb1c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 52.266995] RAX: ffffffffffffffda RBX: 00007fb5b6eb26d4 RCX: 000000000045c4a9 [ 52.274241] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 52.281515] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 52.288769] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 52.296019] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 52.342368] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 52.364203] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 52.384764] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 52.398171] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 52.415679] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 52.432390] FAULT_INJECTION: forcing a failure. [ 52.432390] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 52.432725] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 52.444290] CPU: 1 PID: 8121 Comm: syz-executor.4 Not tainted 4.19.158-syzkaller #0 [ 52.444296] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.444298] Call Trace: [ 52.444311] dump_stack+0x123/0x177 [ 52.444320] should_fail.cold.4+0x5/0x13 [ 52.444327] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 52.444335] ? netlink_ack+0x212/0xa50 [ 52.444338] ? netlink_rcv_skb+0x2a8/0x3d0 [ 52.444344] ? rtnetlink_rcv+0x10/0x20 [ 52.444348] ? netlink_unicast+0x443/0x650 [ 52.444351] ? netlink_sendmsg+0x765/0xc40 [ 52.444356] ? sock_sendmsg+0xb5/0xf0 [ 52.444360] ? ___sys_sendmsg+0x647/0x950 [ 52.444364] ? __sys_sendmsg+0xd9/0x180 [ 52.444375] __alloc_pages_nodemask+0x1d5/0x710 [ 52.444382] ? __alloc_pages_slowpath+0x25d0/0x25d0 [ 52.444395] cache_grow_begin+0x91/0x8d0 [ 52.444399] ? kmem_cache_alloc_node_trace+0xae/0x730 [ 52.444407] kmem_cache_alloc_node_trace+0x66d/0x730 [ 52.444419] __kmalloc_node_track_caller+0x3c/0x70 [ 52.444427] __kmalloc_reserve.isra.41+0x2c/0xc0 [ 52.444435] __alloc_skb+0xd7/0x580 [ 52.444441] ? skb_trim+0x160/0x160 [ 52.444452] netlink_ack+0x212/0xa50 [ 52.444460] ? netlink_sendmsg+0xc40/0xc40 [ 52.444465] ? find_held_lock+0x36/0x1d0 [ 52.444476] netlink_rcv_skb+0x2a8/0x3d0 [ 52.444480] ? lock_downgrade+0x860/0x860 [ 52.444487] ? rtnetlink_put_metrics+0x490/0x490 [ 52.444493] ? netlink_ack+0xa50/0xa50 [ 52.444501] ? netlink_deliver_tap+0x182/0xb00 [ 52.444511] rtnetlink_rcv+0x10/0x20 [ 52.444516] netlink_unicast+0x443/0x650 [ 52.444525] ? netlink_attachskb+0x6c0/0x6c0 [ 52.444531] ? _copy_from_iter_full+0x182/0x720 [ 52.444538] ? __check_object_size+0x1ef/0x301 [ 52.444546] netlink_sendmsg+0x765/0xc40 [ 52.444556] ? netlink_unicast+0x650/0x650 [ 52.493798] FAULT_INJECTION: forcing a failure. [ 52.493798] name failslab, interval 1, probability 0, space 0, times 0 [ 52.493836] ? apparmor_socket_sendmsg+0x1b/0x20 [ 52.503971] FAULT_INJECTION: forcing a failure. [ 52.503971] name failslab, interval 1, probability 0, space 0, times 0 [ 52.506135] ? netlink_unicast+0x650/0x650 [ 52.506144] sock_sendmsg+0xb5/0xf0 [ 52.506152] ___sys_sendmsg+0x647/0x950 [ 52.506159] ? find_held_lock+0x36/0x1d0 [ 52.506165] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 52.506173] ? __fget+0x278/0x400 [ 52.546373] FAULT_INJECTION: forcing a failure. [ 52.546373] name failslab, interval 1, probability 0, space 0, times 0 [ 52.547425] ? kasan_check_read+0x11/0x20 [ 52.547436] ? __fget+0x295/0x400 [ 52.547446] ? ksys_dup3+0x2e0/0x2e0 [ 52.547453] ? __f_unlock_pos+0xd/0x10 [ 52.547461] ? __fget_light+0x174/0x1e0 [ 52.704817] ? __fdget+0xe/0x10 [ 52.708099] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 52.712943] __sys_sendmsg+0xd9/0x180 [ 52.716741] ? __ia32_sys_shutdown+0x70/0x70 [ 52.721164] ? __sb_end_write+0xa4/0xd0 [ 52.725129] ? kasan_check_write+0x14/0x20 [ 52.729353] ? fput+0x18/0x120 [ 52.733154] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 52.738512] __x64_sys_sendmsg+0x73/0xb0 [ 52.742576] do_syscall_64+0xd0/0x4e0 [ 52.746360] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 52.751533] RIP: 0033:0x45c4a9 [ 52.754712] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 52.773602] RSP: 002b:00007feef6361c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 52.781300] RAX: ffffffffffffffda RBX: 00007feef63626d4 RCX: 000000000045c4a9 [ 52.788560] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 52.795816] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 52.803072] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 52.810328] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 52.817618] CPU: 0 PID: 8122 Comm: syz-executor.5 Not tainted 4.19.158-syzkaller #0 [ 52.821005] FAULT_INJECTION: forcing a failure. [ 52.821005] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 52.825417] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.846543] Call Trace: [ 52.849124] dump_stack+0x123/0x177 [ 52.852775] should_fail.cold.4+0x5/0x13 [ 52.856828] ? find_held_lock+0x36/0x1d0 [ 52.860881] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 52.865970] __should_failslab+0xba/0xf0 [ 52.870010] should_failslab+0x9/0x14 [ 52.873787] kmem_cache_alloc+0x47/0x730 [ 52.877825] ? lock_acquire+0x173/0x3d0 [ 52.881779] skb_clone+0x115/0x340 [ 52.885301] netlink_deliver_tap+0x7d7/0xb00 [ 52.889692] __netlink_sendskb+0x62/0xc0 [ 52.893732] netlink_unicast+0x4ea/0x650 [ 52.897774] ? netlink_attachskb+0x6c0/0x6c0 [ 52.902167] netlink_ack+0x514/0xa50 [ 52.905877] ? netlink_sendmsg+0xc40/0xc40 [ 52.910105] ? find_held_lock+0x36/0x1d0 [ 52.914148] netlink_rcv_skb+0x2a8/0x3d0 [ 52.918199] ? lock_downgrade+0x860/0x860 [ 52.922343] ? rtnetlink_put_metrics+0x490/0x490 [ 52.927094] ? netlink_ack+0xa50/0xa50 [ 52.930961] ? netlink_deliver_tap+0x182/0xb00 [ 52.935575] rtnetlink_rcv+0x10/0x20 [ 52.939290] netlink_unicast+0x443/0x650 [ 52.943360] ? netlink_attachskb+0x6c0/0x6c0 [ 52.947754] ? _copy_from_iter_full+0x182/0x720 [ 52.952407] ? __check_object_size+0x1ef/0x301 [ 52.956978] netlink_sendmsg+0x765/0xc40 [ 52.961022] ? netlink_unicast+0x650/0x650 [ 52.965265] ? apparmor_socket_sendmsg+0x1b/0x20 [ 52.970003] ? netlink_unicast+0x650/0x650 [ 52.974224] sock_sendmsg+0xb5/0xf0 [ 52.977842] ___sys_sendmsg+0x647/0x950 [ 52.981810] ? find_held_lock+0x36/0x1d0 [ 52.985848] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 52.990585] ? __fget+0x278/0x400 [ 52.994021] ? kasan_check_read+0x11/0x20 [ 52.998162] ? __fget+0x295/0x400 [ 53.001600] ? ksys_dup3+0x2e0/0x2e0 [ 53.005310] ? __f_unlock_pos+0xd/0x10 [ 53.009180] ? __fget_light+0x174/0x1e0 [ 53.013133] ? __fdget+0xe/0x10 [ 53.016394] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 53.021255] __sys_sendmsg+0xd9/0x180 [ 53.025042] ? __ia32_sys_shutdown+0x70/0x70 [ 53.029439] ? __sb_end_write+0xa4/0xd0 [ 53.033398] ? kasan_check_write+0x14/0x20 [ 53.037617] ? fput+0x18/0x120 [ 53.040809] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.046169] __x64_sys_sendmsg+0x73/0xb0 [ 53.050223] do_syscall_64+0xd0/0x4e0 [ 53.054005] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.059190] RIP: 0033:0x45c4a9 [ 53.062382] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 53.081283] RSP: 002b:00007fb5b6e90c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 53.088972] RAX: ffffffffffffffda RBX: 00007fb5b6e916d4 RCX: 000000000045c4a9 [ 53.096222] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000007 [ 53.103483] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 53.110741] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 53.117994] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 53.125261] CPU: 1 PID: 8092 Comm: syz-executor.1 Not tainted 4.19.158-syzkaller #0 [ 53.133073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.142423] Call Trace: [ 53.145013] dump_stack+0x123/0x177 [ 53.148640] should_fail.cold.4+0x5/0x13 [ 53.152704] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 53.157804] ? netlink_ack+0x212/0xa50 [ 53.161684] ? netlink_rcv_skb+0x2a8/0x3d0 [ 53.166082] ? rtnetlink_rcv+0x10/0x20 [ 53.169957] ? netlink_unicast+0x443/0x650 [ 53.174214] ? netlink_sendmsg+0x765/0xc40 [ 53.178443] ? sock_sendmsg+0xb5/0xf0 [ 53.182238] ? ___sys_sendmsg+0x647/0x950 [ 53.186386] ? __sys_sendmsg+0xd9/0x180 [ 53.190362] __alloc_pages_nodemask+0x1d5/0x710 [ 53.195027] ? __alloc_pages_slowpath+0x25d0/0x25d0 [ 53.200053] cache_grow_begin+0x91/0x8d0 [ 53.204108] ? kmem_cache_alloc_node_trace+0xae/0x730 [ 53.209296] kmem_cache_alloc_node_trace+0x66d/0x730 [ 53.214411] __kmalloc_node_track_caller+0x3c/0x70 [ 53.219340] __kmalloc_reserve.isra.41+0x2c/0xc0 [ 53.224094] __alloc_skb+0xd7/0x580 [ 53.227715] ? skb_trim+0x160/0x160 [ 53.231344] netlink_ack+0x212/0xa50 [ 53.235054] ? netlink_sendmsg+0xc40/0xc40 [ 53.239284] ? find_held_lock+0x36/0x1d0 [ 53.243448] netlink_rcv_skb+0x2a8/0x3d0 [ 53.247514] ? lock_downgrade+0x860/0x860 [ 53.251657] ? rtnetlink_put_metrics+0x490/0x490 [ 53.256414] ? netlink_ack+0xa50/0xa50 [ 53.260297] ? netlink_deliver_tap+0x182/0xb00 [ 53.264883] rtnetlink_rcv+0x10/0x20 [ 53.268592] netlink_unicast+0x443/0x650 [ 53.272647] ? netlink_attachskb+0x6c0/0x6c0 [ 53.277038] ? _copy_from_iter_full+0x182/0x720 [ 53.281696] ? __check_object_size+0x1ef/0x301 [ 53.286283] netlink_sendmsg+0x765/0xc40 [ 53.290334] ? netlink_unicast+0x650/0x650 [ 53.294566] ? apparmor_socket_sendmsg+0x1b/0x20 [ 53.299311] ? netlink_unicast+0x650/0x650 [ 53.303534] sock_sendmsg+0xb5/0xf0 [ 53.307148] ___sys_sendmsg+0x647/0x950 [ 53.311106] ? find_held_lock+0x36/0x1d0 [ 53.315244] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 53.319988] ? __fget+0x278/0x400 [ 53.323435] ? kasan_check_read+0x11/0x20 [ 53.327565] ? __fget+0x295/0x400 [ 53.331013] ? ksys_dup3+0x2e0/0x2e0 [ 53.334811] ? __f_unlock_pos+0xd/0x10 [ 53.338697] ? __fget_light+0x174/0x1e0 [ 53.342658] ? __fdget+0xe/0x10 [ 53.345922] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 53.350761] __sys_sendmsg+0xd9/0x180 [ 53.354563] ? __ia32_sys_shutdown+0x70/0x70 [ 53.358957] ? __sb_end_write+0xa4/0xd0 [ 53.362928] ? kasan_check_write+0x14/0x20 [ 53.367220] ? fput+0x18/0x120 [ 53.370413] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.375768] __x64_sys_sendmsg+0x73/0xb0 [ 53.379824] do_syscall_64+0xd0/0x4e0 [ 53.383615] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.388781] RIP: 0033:0x45c4a9 [ 53.391960] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 53.410881] RSP: 002b:00007f9792b7fc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 53.418669] RAX: ffffffffffffffda RBX: 00007f9792b806d4 RCX: 000000000045c4a9 [ 53.425932] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 53.433218] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 53.440482] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 53.447769] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 53.455041] CPU: 0 PID: 8094 Comm: syz-executor.0 Not tainted 4.19.158-syzkaller #0 [ 53.462845] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.470019] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 53.472201] Call Trace: [ 53.472215] dump_stack+0x123/0x177 [ 53.472226] should_fail.cold.4+0x5/0x13 [ 53.472233] ? find_held_lock+0x36/0x1d0 [ 53.472240] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 53.472254] __should_failslab+0xba/0xf0 [ 53.487210] FAULT_INJECTION: forcing a failure. [ 53.487210] name failslab, interval 1, probability 0, space 0, times 0 [ 53.491045] should_failslab+0x9/0x14 [ 53.491052] kmem_cache_alloc+0x47/0x730 [ 53.491062] ? lock_acquire+0x173/0x3d0 [ 53.491073] skb_clone+0x115/0x340 [ 53.491083] netlink_deliver_tap+0x7d7/0xb00 [ 53.491092] __netlink_sendskb+0x62/0xc0 [ 53.491098] netlink_unicast+0x4ea/0x650 [ 53.491106] ? netlink_attachskb+0x6c0/0x6c0 [ 53.491117] netlink_ack+0x514/0xa50 [ 53.551372] ? netlink_sendmsg+0xc40/0xc40 [ 53.555589] ? find_held_lock+0x36/0x1d0 [ 53.559649] netlink_rcv_skb+0x2a8/0x3d0 [ 53.563713] ? lock_downgrade+0x860/0x860 [ 53.567845] ? rtnetlink_put_metrics+0x490/0x490 [ 53.572598] ? netlink_ack+0xa50/0xa50 [ 53.576465] ? netlink_deliver_tap+0x182/0xb00 [ 53.581030] rtnetlink_rcv+0x10/0x20 [ 53.584745] netlink_unicast+0x443/0x650 [ 53.588808] ? netlink_attachskb+0x6c0/0x6c0 [ 53.593211] ? _copy_from_iter_full+0x182/0x720 [ 53.597860] ? __check_object_size+0x1ef/0x301 [ 53.602423] netlink_sendmsg+0x765/0xc40 [ 53.606480] ? netlink_unicast+0x650/0x650 [ 53.610696] ? apparmor_socket_sendmsg+0x1b/0x20 [ 53.615436] ? netlink_unicast+0x650/0x650 [ 53.619663] sock_sendmsg+0xb5/0xf0 [ 53.623292] ___sys_sendmsg+0x647/0x950 [ 53.627247] ? find_held_lock+0x36/0x1d0 [ 53.631289] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 53.636025] ? __fget+0x278/0x400 [ 53.639459] ? kasan_check_read+0x11/0x20 [ 53.643589] ? __fget+0x295/0x400 [ 53.647023] ? ksys_dup3+0x2e0/0x2e0 [ 53.650739] ? __f_unlock_pos+0xd/0x10 [ 53.654608] ? __fget_light+0x174/0x1e0 [ 53.658561] ? __fdget+0xe/0x10 [ 53.661825] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 53.666649] __sys_sendmsg+0xd9/0x180 [ 53.670431] ? __ia32_sys_shutdown+0x70/0x70 [ 53.674840] ? __sb_end_write+0xa4/0xd0 [ 53.678796] ? kasan_check_write+0x14/0x20 [ 53.683020] ? fput+0x18/0x120 [ 53.686199] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.691559] __x64_sys_sendmsg+0x73/0xb0 [ 53.695600] do_syscall_64+0xd0/0x4e0 [ 53.699407] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.704576] RIP: 0033:0x45c4a9 [ 53.707747] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 53.726811] RSP: 002b:00007f50b151ec78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 53.734499] RAX: ffffffffffffffda RBX: 00007f50b151f6d4 RCX: 000000000045c4a9 [ 53.741844] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 53.749094] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 53.756359] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 53.763608] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 53.770872] CPU: 1 PID: 8130 Comm: syz-executor.4 Not tainted 4.19.158-syzkaller #0 [ 53.778675] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.788033] Call Trace: [ 53.790615] dump_stack+0x123/0x177 [ 53.794241] should_fail.cold.4+0x5/0x13 [ 53.798303] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 53.803428] ? lock_downgrade+0x860/0x860 [ 53.807583] __should_failslab+0xba/0xf0 [ 53.811638] should_failslab+0x9/0x14 [ 53.815521] kmem_cache_alloc_trace+0x2d4/0x740 [ 53.820199] ? qfq_change_class+0xa89/0x14b5 [ 53.824598] ? qfq_change_class+0xa89/0x14b5 [ 53.829001] ? __local_bh_enable_ip+0x160/0x260 [ 53.833664] qfq_change_class+0xacf/0x14b5 [ 53.837893] ? qfq_delete_class+0x2d0/0x2d0 [ 53.842208] ? nla_parse+0x197/0x280 [ 53.845918] tc_ctl_tclass+0x3e9/0xba0 [ 53.849801] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 53.854896] ? find_held_lock+0x36/0x1d0 [ 53.858963] rtnetlink_rcv_msg+0x34f/0x8f0 [ 53.863194] ? rtnetlink_put_metrics+0x490/0x490 [ 53.867945] ? find_held_lock+0x36/0x1d0 [ 53.872007] netlink_rcv_skb+0x13e/0x3d0 [ 53.876054] ? lock_downgrade+0x860/0x860 [ 53.880198] ? rtnetlink_put_metrics+0x490/0x490 [ 53.885041] ? netlink_ack+0xa50/0xa50 [ 53.888921] ? netlink_deliver_tap+0x182/0xb00 [ 53.893498] rtnetlink_rcv+0x10/0x20 [ 53.897406] netlink_unicast+0x443/0x650 [ 53.901463] ? netlink_attachskb+0x6c0/0x6c0 [ 53.905944] ? _copy_from_iter_full+0x182/0x720 [ 53.910606] ? __check_object_size+0x1ef/0x301 [ 53.915274] netlink_sendmsg+0x765/0xc40 [ 53.919334] ? netlink_unicast+0x650/0x650 [ 53.923567] ? apparmor_socket_sendmsg+0x1b/0x20 [ 53.928320] ? netlink_unicast+0x650/0x650 [ 53.932551] sock_sendmsg+0xb5/0xf0 [ 53.936175] ___sys_sendmsg+0x647/0x950 [ 53.940145] ? find_held_lock+0x36/0x1d0 [ 53.944199] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 53.948947] ? __fget+0x278/0x400 [ 53.952566] ? kasan_check_read+0x11/0x20 [ 53.956709] ? __fget+0x295/0x400 [ 53.960160] ? ksys_dup3+0x2e0/0x2e0 [ 53.963870] ? __f_unlock_pos+0xd/0x10 [ 53.967939] ? __fget_light+0x174/0x1e0 [ 53.971910] ? __fdget+0xe/0x10 [ 53.975179] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 53.980017] __sys_sendmsg+0xd9/0x180 [ 53.983809] ? __ia32_sys_shutdown+0x70/0x70 [ 53.988215] ? __sb_end_write+0xa4/0xd0 [ 53.992173] ? kasan_check_write+0x14/0x20 [ 53.996395] ? fput+0x18/0x120 [ 53.999598] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.004955] __x64_sys_sendmsg+0x73/0xb0 [ 54.009004] do_syscall_64+0xd0/0x4e0 [ 54.012797] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.017999] RIP: 0033:0x45c4a9 [ 54.021176] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 54.040075] RSP: 002b:00007feef6382c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 54.047783] RAX: ffffffffffffffda RBX: 00007feef63836d4 RCX: 000000000045c4a9 [ 54.055049] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 54.062321] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 54.069587] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 54.076862] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 54.084140] CPU: 0 PID: 8095 Comm: syz-executor.2 Not tainted 4.19.158-syzkaller #0 [ 54.091972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.101329] Call Trace: [ 54.103924] dump_stack+0x123/0x177 [ 54.107555] should_fail.cold.4+0x5/0x13 [ 54.111612] ? find_held_lock+0x36/0x1d0 [ 54.113279] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 54.115672] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 54.115689] __should_failslab+0xba/0xf0 [ 54.115697] should_failslab+0x9/0x14 [ 54.115702] kmem_cache_alloc+0x47/0x730 [ 54.115710] ? lock_acquire+0x173/0x3d0 [ 54.132875] FAULT_INJECTION: forcing a failure. [ 54.132875] name failslab, interval 1, probability 0, space 0, times 0 [ 54.133415] skb_clone+0x115/0x340 [ 54.133426] netlink_deliver_tap+0x7d7/0xb00 [ 54.133437] __netlink_sendskb+0x62/0xc0 [ 54.133444] netlink_unicast+0x4ea/0x650 [ 54.172439] ? netlink_attachskb+0x6c0/0x6c0 [ 54.176848] netlink_ack+0x514/0xa50 [ 54.180543] ? netlink_sendmsg+0xc40/0xc40 [ 54.184756] ? find_held_lock+0x36/0x1d0 [ 54.188804] netlink_rcv_skb+0x2a8/0x3d0 [ 54.192844] ? lock_downgrade+0x860/0x860 [ 54.196980] ? rtnetlink_put_metrics+0x490/0x490 [ 54.201729] ? netlink_ack+0xa50/0xa50 [ 54.205622] ? netlink_deliver_tap+0x182/0xb00 [ 54.210191] rtnetlink_rcv+0x10/0x20 [ 54.213883] netlink_unicast+0x443/0x650 [ 54.217928] ? netlink_attachskb+0x6c0/0x6c0 [ 54.222323] ? _copy_from_iter_full+0x182/0x720 [ 54.226972] ? __check_object_size+0x1ef/0x301 [ 54.231536] netlink_sendmsg+0x765/0xc40 [ 54.235602] ? netlink_unicast+0x650/0x650 [ 54.239819] ? apparmor_socket_sendmsg+0x1b/0x20 [ 54.244554] ? netlink_unicast+0x650/0x650 [ 54.248769] sock_sendmsg+0xb5/0xf0 [ 54.252726] ___sys_sendmsg+0x647/0x950 [ 54.256678] ? find_held_lock+0x36/0x1d0 [ 54.260784] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 54.265527] ? __fget+0x278/0x400 [ 54.268964] ? kasan_check_read+0x11/0x20 [ 54.273111] ? __fget+0x295/0x400 [ 54.276573] ? ksys_dup3+0x2e0/0x2e0 [ 54.280274] ? __f_unlock_pos+0xd/0x10 [ 54.284153] ? __fget_light+0x174/0x1e0 [ 54.288212] ? __fdget+0xe/0x10 [ 54.291475] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 54.296307] __sys_sendmsg+0xd9/0x180 [ 54.300093] ? __ia32_sys_shutdown+0x70/0x70 [ 54.304485] ? __sb_end_write+0xa4/0xd0 [ 54.308451] ? kasan_check_write+0x14/0x20 [ 54.312679] ? fput+0x18/0x120 [ 54.315876] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.321482] __x64_sys_sendmsg+0x73/0xb0 [ 54.325529] do_syscall_64+0xd0/0x4e0 [ 54.329315] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.334493] RIP: 0033:0x45c4a9 [ 54.337665] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 54.356643] RSP: 002b:00007fdaead55c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 54.364342] RAX: ffffffffffffffda RBX: 00007fdaead566d4 RCX: 000000000045c4a9 [ 54.371603] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 54.378863] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 54.386118] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 54.393369] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 54.400640] CPU: 1 PID: 8142 Comm: syz-executor.5 Not tainted 4.19.158-syzkaller #0 [ 54.408441] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.417905] Call Trace: [ 54.420493] dump_stack+0x123/0x177 [ 54.424126] should_fail.cold.4+0x5/0x13 [ 54.428190] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 54.433292] ? lock_downgrade+0x860/0x860 [ 54.437551] __should_failslab+0xba/0xf0 [ 54.441606] should_failslab+0x9/0x14 [ 54.445409] kmem_cache_alloc_trace+0x2d4/0x740 [ 54.450771] ? qfq_change_class+0xa89/0x14b5 [ 54.455170] ? qfq_change_class+0xa89/0x14b5 [ 54.459585] ? __local_bh_enable_ip+0x160/0x260 [ 54.464254] qfq_change_class+0xacf/0x14b5 [ 54.468492] ? qfq_delete_class+0x2d0/0x2d0 [ 54.472809] ? nla_parse+0x197/0x280 [ 54.476516] tc_ctl_tclass+0x3e9/0xba0 [ 54.480401] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 54.485499] ? find_held_lock+0x36/0x1d0 [ 54.489570] rtnetlink_rcv_msg+0x34f/0x8f0 [ 54.493823] ? rtnetlink_put_metrics+0x490/0x490 [ 54.498573] ? find_held_lock+0x36/0x1d0 [ 54.502623] netlink_rcv_skb+0x13e/0x3d0 [ 54.506664] ? lock_downgrade+0x860/0x860 [ 54.510792] ? rtnetlink_put_metrics+0x490/0x490 [ 54.515527] ? netlink_ack+0xa50/0xa50 [ 54.519403] ? netlink_deliver_tap+0x182/0xb00 [ 54.523970] rtnetlink_rcv+0x10/0x20 [ 54.527777] netlink_unicast+0x443/0x650 [ 54.531835] ? netlink_attachskb+0x6c0/0x6c0 [ 54.536245] ? _copy_from_iter_full+0x182/0x720 [ 54.540916] ? __check_object_size+0x1ef/0x301 [ 54.545495] netlink_sendmsg+0x765/0xc40 [ 54.549547] ? netlink_unicast+0x650/0x650 [ 54.553775] ? apparmor_socket_sendmsg+0x1b/0x20 [ 54.558530] ? netlink_unicast+0x650/0x650 [ 54.562759] sock_sendmsg+0xb5/0xf0 [ 54.566389] ___sys_sendmsg+0x647/0x950 [ 54.570354] ? find_held_lock+0x36/0x1d0 [ 54.574406] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 54.579158] ? __fget+0x278/0x400 [ 54.582614] ? kasan_check_read+0x11/0x20 [ 54.586760] ? __fget+0x295/0x400 [ 54.590222] ? ksys_dup3+0x2e0/0x2e0 [ 54.593927] ? __f_unlock_pos+0xd/0x10 [ 54.597830] ? __fget_light+0x174/0x1e0 [ 54.601791] ? __fdget+0xe/0x10 [ 54.605061] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 54.609905] __sys_sendmsg+0xd9/0x180 [ 54.613698] ? __ia32_sys_shutdown+0x70/0x70 [ 54.618100] ? __sb_end_write+0xa4/0xd0 [ 54.622064] ? kasan_check_write+0x14/0x20 [ 54.626284] ? fput+0x18/0x120 [ 54.629471] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.634851] __x64_sys_sendmsg+0x73/0xb0 [ 54.638899] do_syscall_64+0xd0/0x4e0 [ 54.642706] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.647879] RIP: 0033:0x45c4a9 [ 54.651108] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 54.669999] RSP: 002b:00007fb5b6eb1c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 54.677873] RAX: ffffffffffffffda RBX: 00007fb5b6eb26d4 RCX: 000000000045c4a9 [ 54.685148] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 54.692402] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 54.699657] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 54.706921] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 54.729336] FAULT_INJECTION: forcing a failure. [ 54.729336] name failslab, interval 1, probability 0, space 0, times 0 [ 54.752464] CPU: 1 PID: 8116 Comm: syz-executor.3 Not tainted 4.19.158-syzkaller #0 [ 54.760285] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.769640] Call Trace: [ 54.772230] dump_stack+0x123/0x177 [ 54.775863] should_fail.cold.4+0x5/0x13 [ 54.779990] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 54.785094] ? lock_downgrade+0x860/0x860 [ 54.789249] __should_failslab+0xba/0xf0 [ 54.793413] should_failslab+0x9/0x14 [ 54.797194] kmem_cache_alloc_trace+0x2d4/0x740 [ 54.801849] ? qfq_change_class+0xa89/0x14b5 [ 54.806248] ? qfq_change_class+0xa89/0x14b5 [ 54.810646] ? __local_bh_enable_ip+0x160/0x260 [ 54.815423] qfq_change_class+0xacf/0x14b5 [ 54.819647] ? qfq_delete_class+0x2d0/0x2d0 [ 54.824064] ? nla_parse+0x197/0x280 [ 54.827763] tc_ctl_tclass+0x3e9/0xba0 [ 54.831651] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 54.836742] ? find_held_lock+0x36/0x1d0 [ 54.840790] rtnetlink_rcv_msg+0x34f/0x8f0 [ 54.845024] ? rtnetlink_put_metrics+0x490/0x490 [ 54.849769] ? find_held_lock+0x36/0x1d0 [ 54.853819] netlink_rcv_skb+0x13e/0x3d0 [ 54.857863] ? lock_downgrade+0x860/0x860 [ 54.862022] ? rtnetlink_put_metrics+0x490/0x490 [ 54.866779] ? netlink_ack+0xa50/0xa50 [ 54.870662] ? netlink_deliver_tap+0x182/0xb00 [ 54.875231] rtnetlink_rcv+0x10/0x20 [ 54.878930] netlink_unicast+0x443/0x650 [ 54.882986] ? netlink_attachskb+0x6c0/0x6c0 [ 54.887381] ? _copy_from_iter_full+0x182/0x720 [ 54.892032] ? __check_object_size+0x1ef/0x301 [ 54.896774] netlink_sendmsg+0x765/0xc40 [ 54.900840] ? netlink_unicast+0x650/0x650 [ 54.905060] ? apparmor_socket_sendmsg+0x1b/0x20 [ 54.909803] ? netlink_unicast+0x650/0x650 [ 54.914053] sock_sendmsg+0xb5/0xf0 [ 54.917679] ___sys_sendmsg+0x647/0x950 [ 54.921635] ? find_held_lock+0x36/0x1d0 [ 54.925674] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 54.930416] ? __fget+0x278/0x400 [ 54.933855] ? kasan_check_read+0x11/0x20 [ 54.938002] ? __fget+0x295/0x400 [ 54.941446] ? ksys_dup3+0x2e0/0x2e0 [ 54.945140] ? __f_unlock_pos+0xd/0x10 [ 54.949015] ? __fget_light+0x174/0x1e0 [ 54.952977] ? __fdget+0xe/0x10 [ 54.956245] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 54.961070] __sys_sendmsg+0xd9/0x180 [ 54.964849] ? __ia32_sys_shutdown+0x70/0x70 [ 54.969251] ? __sb_end_write+0xa4/0xd0 [ 54.973213] ? kasan_check_write+0x14/0x20 [ 54.977432] ? fput+0x18/0x120 [ 54.980623] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.985971] __x64_sys_sendmsg+0x73/0xb0 [ 54.990021] do_syscall_64+0xd0/0x4e0 [ 54.993808] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.998980] RIP: 0033:0x45c4a9 [ 55.002160] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 55.021046] RSP: 002b:00007f1a44bd4c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 55.028843] RAX: ffffffffffffffda RBX: 00007f1a44bd56d4 RCX: 000000000045c4a9 [ 55.036119] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 55.043406] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 55.050669] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 55.057965] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 55.070552] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 55.086121] FAULT_INJECTION: forcing a failure. [ 55.086121] name failslab, interval 1, probability 0, space 0, times 0 [ 55.098683] CPU: 1 PID: 8148 Comm: syz-executor.4 Not tainted 4.19.158-syzkaller #0 [ 55.106486] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.115964] Call Trace: [ 55.118550] dump_stack+0x123/0x177 [ 55.122174] should_fail.cold.4+0x5/0x13 [ 55.126248] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 55.131350] ? lock_downgrade+0x860/0x860 [ 55.135503] __should_failslab+0xba/0xf0 [ 55.139570] should_failslab+0x9/0x14 [ 55.143365] kmem_cache_alloc_trace+0x2d4/0x740 [ 55.148018] ? qfq_change_class+0xa89/0x14b5 [ 55.152416] ? qfq_change_class+0xa89/0x14b5 [ 55.156820] ? __local_bh_enable_ip+0x160/0x260 [ 55.161505] qfq_change_class+0xacf/0x14b5 [ 55.165720] ? qfq_delete_class+0x2d0/0x2d0 [ 55.170029] ? nla_parse+0x197/0x280 [ 55.173730] tc_ctl_tclass+0x3e9/0xba0 [ 55.177607] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 55.182698] ? find_held_lock+0x36/0x1d0 [ 55.186746] rtnetlink_rcv_msg+0x34f/0x8f0 [ 55.190969] ? rtnetlink_put_metrics+0x490/0x490 [ 55.195714] ? find_held_lock+0x36/0x1d0 [ 55.199790] netlink_rcv_skb+0x13e/0x3d0 [ 55.203855] ? lock_downgrade+0x860/0x860 [ 55.207986] ? rtnetlink_put_metrics+0x490/0x490 [ 55.212732] ? netlink_ack+0xa50/0xa50 [ 55.216615] ? netlink_deliver_tap+0x182/0xb00 [ 55.221185] rtnetlink_rcv+0x10/0x20 [ 55.224879] netlink_unicast+0x443/0x650 [ 55.228925] ? netlink_attachskb+0x6c0/0x6c0 [ 55.233339] ? _copy_from_iter_full+0x182/0x720 [ 55.237989] ? __check_object_size+0x1ef/0x301 [ 55.242582] netlink_sendmsg+0x765/0xc40 [ 55.246628] ? netlink_unicast+0x650/0x650 [ 55.250851] ? apparmor_socket_sendmsg+0x1b/0x20 [ 55.255599] ? netlink_unicast+0x650/0x650 [ 55.259829] sock_sendmsg+0xb5/0xf0 [ 55.263461] ___sys_sendmsg+0x647/0x950 [ 55.267412] ? find_held_lock+0x36/0x1d0 [ 55.271452] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 55.276186] ? __fget+0x278/0x400 [ 55.279632] ? kasan_check_read+0x11/0x20 [ 55.283767] ? __fget+0x295/0x400 [ 55.287207] ? ksys_dup3+0x2e0/0x2e0 [ 55.290917] ? __f_unlock_pos+0xd/0x10 [ 55.294791] ? __fget_light+0x174/0x1e0 [ 55.298841] ? __fdget+0xe/0x10 [ 55.302123] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 55.306948] __sys_sendmsg+0xd9/0x180 [ 55.310734] ? __ia32_sys_shutdown+0x70/0x70 [ 55.315147] ? __sb_end_write+0xa4/0xd0 [ 55.319110] ? kasan_check_write+0x14/0x20 [ 55.323333] ? fput+0x18/0x120 [ 55.326525] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.331873] __x64_sys_sendmsg+0x73/0xb0 [ 55.335913] do_syscall_64+0xd0/0x4e0 [ 55.339704] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.344879] RIP: 0033:0x45c4a9 [ 55.348067] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 55.366970] RSP: 002b:00007feef6340c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 55.374662] RAX: ffffffffffffffda RBX: 00007feef63416d4 RCX: 000000000045c4a9 [ 55.381923] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 55.389188] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 55.396456] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 55.405622] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 55.422451] FAULT_INJECTION: forcing a failure. [ 55.422451] name failslab, interval 1, probability 0, space 0, times 0 [ 55.453205] CPU: 1 PID: 8159 Comm: syz-executor.0 Not tainted 4.19.158-syzkaller #0 [ 55.461716] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.471073] Call Trace: [ 55.473685] dump_stack+0x123/0x177 [ 55.477384] should_fail.cold.4+0x5/0x13 [ 55.481429] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 55.486514] ? lock_downgrade+0x860/0x860 [ 55.490651] __should_failslab+0xba/0xf0 [ 55.494693] should_failslab+0x9/0x14 [ 55.498504] kmem_cache_alloc_trace+0x2d4/0x740 [ 55.503153] ? qfq_change_class+0xa89/0x14b5 [ 55.507549] ? qfq_change_class+0xa89/0x14b5 [ 55.511955] ? __local_bh_enable_ip+0x160/0x260 [ 55.516621] qfq_change_class+0xacf/0x14b5 [ 55.520853] ? qfq_delete_class+0x2d0/0x2d0 [ 55.525173] ? nla_parse+0x197/0x280 [ 55.528885] tc_ctl_tclass+0x3e9/0xba0 [ 55.532770] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 55.537958] ? find_held_lock+0x36/0x1d0 [ 55.542032] rtnetlink_rcv_msg+0x34f/0x8f0 [ 55.546269] ? rtnetlink_put_metrics+0x490/0x490 [ 55.551018] ? find_held_lock+0x36/0x1d0 [ 55.555078] netlink_rcv_skb+0x13e/0x3d0 [ 55.559128] ? lock_downgrade+0x860/0x860 [ 55.563278] ? rtnetlink_put_metrics+0x490/0x490 [ 55.568034] ? netlink_ack+0xa50/0xa50 [ 55.571923] ? netlink_deliver_tap+0x182/0xb00 [ 55.576498] rtnetlink_rcv+0x10/0x20 [ 55.580355] netlink_unicast+0x443/0x650 [ 55.584413] ? netlink_attachskb+0x6c0/0x6c0 [ 55.588820] ? _copy_from_iter_full+0x182/0x720 [ 55.593478] ? __check_object_size+0x1ef/0x301 [ 55.598042] netlink_sendmsg+0x765/0xc40 [ 55.602093] ? netlink_unicast+0x650/0x650 [ 55.606325] ? apparmor_socket_sendmsg+0x1b/0x20 [ 55.611068] ? netlink_unicast+0x650/0x650 [ 55.615289] sock_sendmsg+0xb5/0xf0 [ 55.618913] ___sys_sendmsg+0x647/0x950 [ 55.622878] ? find_held_lock+0x36/0x1d0 [ 55.626918] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 55.631667] ? __fget+0x278/0x400 [ 55.635100] ? kasan_check_read+0x11/0x20 [ 55.639226] ? __fget+0x295/0x400 [ 55.642656] ? ksys_dup3+0x2e0/0x2e0 [ 55.646353] ? __f_unlock_pos+0xd/0x10 [ 55.650231] ? __fget_light+0x174/0x1e0 [ 55.654190] ? __fdget+0xe/0x10 [ 55.657467] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 55.662318] __sys_sendmsg+0xd9/0x180 [ 55.666118] ? __ia32_sys_shutdown+0x70/0x70 [ 55.670506] ? __sb_end_write+0xa4/0xd0 [ 55.674460] ? kasan_check_write+0x14/0x20 [ 55.678676] ? fput+0x18/0x120 [ 55.681855] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.687197] __x64_sys_sendmsg+0x73/0xb0 [ 55.691256] do_syscall_64+0xd0/0x4e0 [ 55.695036] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.700295] RIP: 0033:0x45c4a9 [ 55.703477] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 55.722560] RSP: 002b:00007f50b14dcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 55.730263] RAX: ffffffffffffffda RBX: 00007f50b14dd6d4 RCX: 000000000045c4a9 [ 55.737665] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 55.744925] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 55.752267] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 55.759526] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 55.805139] FAULT_INJECTION: forcing a failure. [ 55.805139] name failslab, interval 1, probability 0, space 0, times 0 [ 55.817961] CPU: 1 PID: 8171 Comm: syz-executor.2 Not tainted 4.19.158-syzkaller #0 [ 55.825762] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.835097] Call Trace: [ 55.837662] dump_stack+0x123/0x177 [ 55.841278] should_fail.cold.4+0x5/0x13 [ 55.845338] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 55.850442] ? lock_downgrade+0x860/0x860 [ 55.854569] __should_failslab+0xba/0xf0 [ 55.858618] should_failslab+0x9/0x14 [ 55.862397] kmem_cache_alloc_trace+0x2d4/0x740 [ 55.867053] ? qfq_change_class+0xa89/0x14b5 [ 55.871437] ? qfq_change_class+0xa89/0x14b5 [ 55.875840] ? __local_bh_enable_ip+0x160/0x260 [ 55.880491] qfq_change_class+0xacf/0x14b5 [ 55.884710] ? qfq_delete_class+0x2d0/0x2d0 [ 55.889013] ? nla_parse+0x197/0x280 [ 55.892712] tc_ctl_tclass+0x3e9/0xba0 [ 55.896577] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 55.901657] ? find_held_lock+0x36/0x1d0 [ 55.905707] rtnetlink_rcv_msg+0x34f/0x8f0 [ 55.909924] ? rtnetlink_put_metrics+0x490/0x490 [ 55.914661] ? find_held_lock+0x36/0x1d0 [ 55.918700] netlink_rcv_skb+0x13e/0x3d0 [ 55.922743] ? lock_downgrade+0x860/0x860 [ 55.926877] ? rtnetlink_put_metrics+0x490/0x490 [ 55.931629] ? netlink_ack+0xa50/0xa50 [ 55.935495] ? netlink_deliver_tap+0x182/0xb00 [ 55.940063] rtnetlink_rcv+0x10/0x20 [ 55.943759] netlink_unicast+0x443/0x650 [ 55.947805] ? netlink_attachskb+0x6c0/0x6c0 [ 55.952191] ? _copy_from_iter_full+0x182/0x720 [ 55.956852] ? __check_object_size+0x1ef/0x301 [ 55.961442] netlink_sendmsg+0x765/0xc40 [ 55.965497] ? netlink_unicast+0x650/0x650 [ 55.969723] ? apparmor_socket_sendmsg+0x1b/0x20 [ 55.974488] ? netlink_unicast+0x650/0x650 [ 55.979138] sock_sendmsg+0xb5/0xf0 [ 55.982750] ___sys_sendmsg+0x647/0x950 [ 55.986723] ? find_held_lock+0x36/0x1d0 [ 55.995215] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 55.999977] ? __fget+0x278/0x400 [ 56.003421] ? kasan_check_read+0x11/0x20 [ 56.007589] ? __fget+0x295/0x400 [ 56.011156] ? ksys_dup3+0x2e0/0x2e0 [ 56.015006] ? __f_unlock_pos+0xd/0x10 [ 56.018886] ? __fget_light+0x174/0x1e0 [ 56.022902] ? __fdget+0xe/0x10 [ 56.026172] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 56.031026] __sys_sendmsg+0xd9/0x180 [ 56.034816] ? __ia32_sys_shutdown+0x70/0x70 [ 56.039210] ? __sb_end_write+0xa4/0xd0 [ 56.043177] ? kasan_check_write+0x14/0x20 [ 56.047406] ? fput+0x18/0x120 [ 56.050582] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.055922] __x64_sys_sendmsg+0x73/0xb0 [ 56.059966] do_syscall_64+0xd0/0x4e0 [ 56.063755] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.068926] RIP: 0033:0x45c4a9 [ 56.072101] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 56.091016] RSP: 002b:00007fdaead13c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 56.098716] RAX: ffffffffffffffda RBX: 00007fdaead146d4 RCX: 000000000045c4a9 [ 56.105973] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 56.113368] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 56.120625] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 56.127882] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 56.139331] FAULT_INJECTION: forcing a failure. [ 56.139331] name failslab, interval 1, probability 0, space 0, times 0 [ 56.160085] CPU: 0 PID: 8172 Comm: syz-executor.5 Not tainted 4.19.158-syzkaller #0 [ 56.167909] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.177262] Call Trace: [ 56.179849] dump_stack+0x123/0x177 [ 56.183490] should_fail.cold.4+0x5/0x13 [ 56.187552] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 56.192650] ? lock_downgrade+0x860/0x860 [ 56.196784] __should_failslab+0xba/0xf0 [ 56.200825] should_failslab+0x9/0x14 [ 56.204623] kmem_cache_alloc_trace+0x2d4/0x740 [ 56.209271] ? qfq_change_class+0xa89/0x14b5 [ 56.213657] ? qfq_change_class+0xa89/0x14b5 [ 56.218045] ? __local_bh_enable_ip+0x160/0x260 [ 56.222692] qfq_change_class+0xacf/0x14b5 [ 56.226911] ? qfq_delete_class+0x2d0/0x2d0 [ 56.231211] ? nla_parse+0x197/0x280 [ 56.234909] tc_ctl_tclass+0x3e9/0xba0 [ 56.238818] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 56.243918] ? find_held_lock+0x36/0x1d0 [ 56.248022] rtnetlink_rcv_msg+0x34f/0x8f0 [ 56.252245] ? rtnetlink_put_metrics+0x490/0x490 [ 56.256981] ? find_held_lock+0x36/0x1d0 [ 56.261026] netlink_rcv_skb+0x13e/0x3d0 [ 56.265064] ? lock_downgrade+0x860/0x860 [ 56.269199] ? rtnetlink_put_metrics+0x490/0x490 [ 56.277941] ? netlink_ack+0xa50/0xa50 [ 56.281828] ? netlink_deliver_tap+0x182/0xb00 [ 56.286536] rtnetlink_rcv+0x10/0x20 [ 56.290233] netlink_unicast+0x443/0x650 [ 56.294400] ? netlink_attachskb+0x6c0/0x6c0 [ 56.298801] ? _copy_from_iter_full+0x182/0x720 [ 56.303452] ? __check_object_size+0x1ef/0x301 [ 56.308182] netlink_sendmsg+0x765/0xc40 [ 56.312241] ? netlink_unicast+0x650/0x650 [ 56.316460] ? apparmor_socket_sendmsg+0x1b/0x20 [ 56.321199] ? netlink_unicast+0x650/0x650 [ 56.325422] sock_sendmsg+0xb5/0xf0 [ 56.329037] ___sys_sendmsg+0x647/0x950 [ 56.332995] ? find_held_lock+0x36/0x1d0 [ 56.337036] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 56.341788] ? __fget+0x278/0x400 [ 56.345232] ? kasan_check_read+0x11/0x20 [ 56.349367] ? __fget+0x295/0x400 [ 56.352801] ? ksys_dup3+0x2e0/0x2e0 [ 56.356494] ? __f_unlock_pos+0xd/0x10 [ 56.360368] ? __fget_light+0x174/0x1e0 [ 56.364326] ? __fdget+0xe/0x10 [ 56.367584] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 56.372407] __sys_sendmsg+0xd9/0x180 [ 56.376194] ? __ia32_sys_shutdown+0x70/0x70 [ 56.380689] ? __sb_end_write+0xa4/0xd0 [ 56.385425] ? kasan_check_write+0x14/0x20 [ 56.389639] ? fput+0x18/0x120 [ 56.392815] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.398177] __x64_sys_sendmsg+0x73/0xb0 [ 56.402241] do_syscall_64+0xd0/0x4e0 [ 56.406145] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.411332] RIP: 0033:0x45c4a9 [ 56.414515] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 56.433412] RSP: 002b:00007fb5b6e6fc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 56.441140] RAX: ffffffffffffffda RBX: 00007fb5b6e706d4 RCX: 000000000045c4a9 [ 56.448408] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 56.455666] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 56.462917] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 56.470507] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 56.487939] FAULT_INJECTION: forcing a failure. [ 56.487939] name failslab, interval 1, probability 0, space 0, times 0 [ 56.501378] CPU: 0 PID: 8183 Comm: syz-executor.3 Not tainted 4.19.158-syzkaller #0 [ 56.509201] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.518553] Call Trace: [ 56.521144] dump_stack+0x123/0x177 [ 56.524777] should_fail.cold.4+0x5/0x13 [ 56.528842] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 56.533965] ? lock_downgrade+0x860/0x860 [ 56.538114] __should_failslab+0xba/0xf0 [ 56.542170] should_failslab+0x9/0x14 [ 56.545971] kmem_cache_alloc_trace+0x2d4/0x740 [ 56.550632] ? qfq_change_class+0xa89/0x14b5 [ 56.555031] ? qfq_change_class+0xa89/0x14b5 [ 56.559531] ? __local_bh_enable_ip+0x160/0x260 [ 56.564190] qfq_change_class+0xacf/0x14b5 [ 56.568413] ? qfq_delete_class+0x2d0/0x2d0 [ 56.572727] ? nla_parse+0x197/0x280 [ 56.576441] tc_ctl_tclass+0x3e9/0xba0 [ 56.580309] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 56.585389] ? find_held_lock+0x36/0x1d0 [ 56.589449] rtnetlink_rcv_msg+0x34f/0x8f0 [ 56.593667] ? rtnetlink_put_metrics+0x490/0x490 [ 56.598405] ? find_held_lock+0x36/0x1d0 [ 56.602473] netlink_rcv_skb+0x13e/0x3d0 [ 56.606517] ? lock_downgrade+0x860/0x860 [ 56.610644] ? rtnetlink_put_metrics+0x490/0x490 [ 56.615402] ? netlink_ack+0xa50/0xa50 [ 56.619268] ? netlink_deliver_tap+0x182/0xb00 [ 56.623841] rtnetlink_rcv+0x10/0x20 [ 56.627538] netlink_unicast+0x443/0x650 [ 56.631595] ? netlink_attachskb+0x6c0/0x6c0 [ 56.635992] ? _copy_from_iter_full+0x182/0x720 [ 56.640649] ? __check_object_size+0x1ef/0x301 [ 56.645209] netlink_sendmsg+0x765/0xc40 [ 56.649425] ? netlink_unicast+0x650/0x650 [ 56.653649] ? apparmor_socket_sendmsg+0x1b/0x20 [ 56.658482] ? netlink_unicast+0x650/0x650 [ 56.662693] sock_sendmsg+0xb5/0xf0 [ 56.666298] ___sys_sendmsg+0x647/0x950 [ 56.670265] ? find_held_lock+0x36/0x1d0 [ 56.674317] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 56.679051] ? __fget+0x278/0x400 [ 56.682493] ? kasan_check_read+0x11/0x20 [ 56.686626] ? __fget+0x295/0x400 [ 56.690077] ? ksys_dup3+0x2e0/0x2e0 [ 56.693768] ? __f_unlock_pos+0xd/0x10 [ 56.697653] ? __fget_light+0x174/0x1e0 [ 56.701610] ? __fdget+0xe/0x10 [ 56.704874] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 56.709702] __sys_sendmsg+0xd9/0x180 [ 56.713483] ? __ia32_sys_shutdown+0x70/0x70 [ 56.717871] ? __sb_end_write+0xa4/0xd0 [ 56.721825] ? kasan_check_write+0x14/0x20 [ 56.726039] ? fput+0x18/0x120 [ 56.729223] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.734586] __x64_sys_sendmsg+0x73/0xb0 [ 56.738643] do_syscall_64+0xd0/0x4e0 [ 56.742438] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.747644] RIP: 0033:0x45c4a9 [ 56.750815] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 56.769702] RSP: 002b:00007f1a44bb3c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 56.777406] RAX: ffffffffffffffda RBX: 00007f1a44bb46d4 RCX: 000000000045c4a9 [ 56.784676] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 56.791927] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 56.799312] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 2020/11/20 01:06:17 executed programs: 35 [ 56.806570] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 56.819161] FAULT_INJECTION: forcing a failure. [ 56.819161] name failslab, interval 1, probability 0, space 0, times 0 [ 56.847843] CPU: 1 PID: 8184 Comm: syz-executor.1 Not tainted 4.19.158-syzkaller #0 [ 56.855661] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.865114] Call Trace: [ 56.867749] dump_stack+0x123/0x177 [ 56.871378] should_fail.cold.4+0x5/0x13 [ 56.875416] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 56.880502] ? lock_downgrade+0x860/0x860 [ 56.884735] __should_failslab+0xba/0xf0 [ 56.888786] should_failslab+0x9/0x14 [ 56.892572] kmem_cache_alloc_trace+0x2d4/0x740 [ 56.897381] ? qfq_change_class+0xa89/0x14b5 [ 56.901810] ? __local_bh_enable_ip+0x160/0x260 [ 56.906487] qfq_change_class+0xacf/0x14b5 [ 56.910733] ? qfq_delete_class+0x2d0/0x2d0 [ 56.915038] ? nla_parse+0x197/0x280 [ 56.918758] tc_ctl_tclass+0x3e9/0xba0 [ 56.922634] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 56.927719] ? find_held_lock+0x36/0x1d0 [ 56.931768] rtnetlink_rcv_msg+0x34f/0x8f0 [ 56.936001] ? rtnetlink_put_metrics+0x490/0x490 [ 56.940751] ? find_held_lock+0x36/0x1d0 [ 56.944809] netlink_rcv_skb+0x13e/0x3d0 [ 56.948854] ? lock_downgrade+0x860/0x860 [ 56.952996] ? rtnetlink_put_metrics+0x490/0x490 [ 56.957733] ? netlink_ack+0xa50/0xa50 [ 56.961611] ? netlink_deliver_tap+0x182/0xb00 [ 56.966183] rtnetlink_rcv+0x10/0x20 [ 56.969880] netlink_unicast+0x443/0x650 [ 56.973922] ? netlink_attachskb+0x6c0/0x6c0 [ 56.978325] ? _copy_from_iter_full+0x182/0x720 [ 56.982978] ? __check_object_size+0x1ef/0x301 [ 56.987628] netlink_sendmsg+0x765/0xc40 [ 56.991678] ? netlink_unicast+0x650/0x650 [ 56.995909] ? apparmor_socket_sendmsg+0x1b/0x20 [ 57.000663] ? netlink_unicast+0x650/0x650 [ 57.004988] sock_sendmsg+0xb5/0xf0 [ 57.008611] ___sys_sendmsg+0x647/0x950 [ 57.012574] ? find_held_lock+0x36/0x1d0 [ 57.016645] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 57.021400] ? __fget+0x278/0x400 [ 57.024843] ? kasan_check_read+0x11/0x20 [ 57.029145] ? __fget+0x295/0x400 [ 57.032589] ? ksys_dup3+0x2e0/0x2e0 [ 57.036306] ? __f_unlock_pos+0xd/0x10 [ 57.040185] ? __fget_light+0x174/0x1e0 [ 57.044162] ? __fdget+0xe/0x10 [ 57.047432] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 57.052276] __sys_sendmsg+0xd9/0x180 [ 57.056055] ? __ia32_sys_shutdown+0x70/0x70 [ 57.060450] ? __sb_end_write+0xa4/0xd0 [ 57.064419] ? kasan_check_write+0x14/0x20 [ 57.068639] ? fput+0x18/0x120 [ 57.071824] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.077183] __x64_sys_sendmsg+0x73/0xb0 [ 57.081237] do_syscall_64+0xd0/0x4e0 [ 57.085024] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.090192] RIP: 0033:0x45c4a9 [ 57.093376] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 57.112285] RSP: 002b:00007f9792b3dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 57.119983] RAX: ffffffffffffffda RBX: 00007f9792b3e6d4 RCX: 000000000045c4a9 [ 57.127249] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 57.134507] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 57.141776] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 57.149043] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 57.161840] nla_parse: 5 callbacks suppressed [ 57.161845] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 57.184431] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 57.201824] FAULT_INJECTION: forcing a failure. [ 57.201824] name failslab, interval 1, probability 0, space 0, times 0 [ 57.216025] CPU: 0 PID: 8210 Comm: syz-executor.4 Not tainted 4.19.158-syzkaller #0 [ 57.223834] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.233181] Call Trace: [ 57.235758] dump_stack+0x123/0x177 [ 57.239378] should_fail.cold.4+0x5/0x13 [ 57.243442] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 57.249075] ? lock_downgrade+0x860/0x860 [ 57.253215] __should_failslab+0xba/0xf0 [ 57.257267] should_failslab+0x9/0x14 [ 57.261102] kmem_cache_alloc_trace+0x2d4/0x740 [ 57.265755] ? qfq_change_class+0xa89/0x14b5 [ 57.270143] ? qfq_change_class+0xa89/0x14b5 [ 57.274704] ? __local_bh_enable_ip+0x160/0x260 [ 57.279368] qfq_change_class+0xacf/0x14b5 [ 57.283592] ? qfq_delete_class+0x2d0/0x2d0 [ 57.288017] ? nla_parse+0x197/0x280 [ 57.291848] tc_ctl_tclass+0x3e9/0xba0 [ 57.295844] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 57.300935] ? find_held_lock+0x36/0x1d0 [ 57.304997] rtnetlink_rcv_msg+0x34f/0x8f0 [ 57.309223] ? rtnetlink_put_metrics+0x490/0x490 [ 57.313960] ? find_held_lock+0x36/0x1d0 [ 57.318013] netlink_rcv_skb+0x13e/0x3d0 [ 57.322233] ? lock_downgrade+0x860/0x860 [ 57.326367] ? rtnetlink_put_metrics+0x490/0x490 [ 57.331121] ? netlink_ack+0xa50/0xa50 [ 57.334991] ? netlink_deliver_tap+0x182/0xb00 [ 57.339559] rtnetlink_rcv+0x10/0x20 [ 57.343251] netlink_unicast+0x443/0x650 [ 57.347304] ? netlink_attachskb+0x6c0/0x6c0 [ 57.351882] ? _copy_from_iter_full+0x182/0x720 [ 57.356565] ? __check_object_size+0x1ef/0x301 [ 57.361139] netlink_sendmsg+0x765/0xc40 [ 57.365189] ? netlink_unicast+0x650/0x650 [ 57.369413] ? apparmor_socket_sendmsg+0x1b/0x20 [ 57.374161] ? netlink_unicast+0x650/0x650 [ 57.378403] sock_sendmsg+0xb5/0xf0 [ 57.382011] ___sys_sendmsg+0x647/0x950 [ 57.385990] ? find_held_lock+0x36/0x1d0 [ 57.390034] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 57.394769] ? __fget+0x278/0x400 [ 57.398208] ? kasan_check_read+0x11/0x20 [ 57.402355] ? __fget+0x295/0x400 [ 57.405789] ? ksys_dup3+0x2e0/0x2e0 [ 57.409499] ? __f_unlock_pos+0xd/0x10 [ 57.413366] ? __fget_light+0x174/0x1e0 [ 57.417319] ? __fdget+0xe/0x10 [ 57.420575] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 57.425406] __sys_sendmsg+0xd9/0x180 [ 57.429199] ? __ia32_sys_shutdown+0x70/0x70 [ 57.433685] ? __sb_end_write+0xa4/0xd0 [ 57.437655] ? kasan_check_write+0x14/0x20 [ 57.441871] ? fput+0x18/0x120 [ 57.445056] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.450409] __x64_sys_sendmsg+0x73/0xb0 [ 57.454452] do_syscall_64+0xd0/0x4e0 [ 57.458231] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.463410] RIP: 0033:0x45c4a9 [ 57.466597] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 57.485498] RSP: 002b:00007feef6340c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 57.493189] RAX: ffffffffffffffda RBX: 00007feef63416d4 RCX: 000000000045c4a9 [ 57.500441] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 57.507688] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 57.514936] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 57.522534] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 57.531948] FAULT_INJECTION: forcing a failure. [ 57.531948] name failslab, interval 1, probability 0, space 0, times 0 [ 57.548108] CPU: 0 PID: 8215 Comm: syz-executor.0 Not tainted 4.19.158-syzkaller #0 [ 57.555922] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.565272] Call Trace: [ 57.567853] dump_stack+0x123/0x177 [ 57.571483] should_fail.cold.4+0x5/0x13 [ 57.575547] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 57.580658] ? lock_downgrade+0x860/0x860 [ 57.584891] __should_failslab+0xba/0xf0 [ 57.588935] should_failslab+0x9/0x14 [ 57.592716] kmem_cache_alloc_trace+0x2d4/0x740 [ 57.597364] ? qfq_change_class+0xa89/0x14b5 [ 57.601751] ? qfq_change_class+0xa89/0x14b5 [ 57.606153] ? __local_bh_enable_ip+0x160/0x260 [ 57.610813] qfq_change_class+0xacf/0x14b5 [ 57.615040] ? qfq_delete_class+0x2d0/0x2d0 [ 57.619364] ? nla_parse+0x197/0x280 [ 57.623060] tc_ctl_tclass+0x3e9/0xba0 [ 57.626938] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 57.632022] ? find_held_lock+0x36/0x1d0 [ 57.636083] rtnetlink_rcv_msg+0x34f/0x8f0 [ 57.640304] ? rtnetlink_put_metrics+0x490/0x490 [ 57.645067] ? find_held_lock+0x36/0x1d0 [ 57.649132] netlink_rcv_skb+0x13e/0x3d0 [ 57.653209] ? lock_downgrade+0x860/0x860 [ 57.657512] ? rtnetlink_put_metrics+0x490/0x490 [ 57.662265] ? netlink_ack+0xa50/0xa50 [ 57.666143] ? netlink_deliver_tap+0x182/0xb00 [ 57.670720] rtnetlink_rcv+0x10/0x20 [ 57.674428] netlink_unicast+0x443/0x650 [ 57.678496] ? netlink_attachskb+0x6c0/0x6c0 [ 57.682902] ? _copy_from_iter_full+0x182/0x720 [ 57.687553] ? __check_object_size+0x1ef/0x301 [ 57.692132] netlink_sendmsg+0x765/0xc40 [ 57.696175] ? netlink_unicast+0x650/0x650 [ 57.700389] ? apparmor_socket_sendmsg+0x1b/0x20 [ 57.705229] ? netlink_unicast+0x650/0x650 [ 57.709444] sock_sendmsg+0xb5/0xf0 [ 57.713061] ___sys_sendmsg+0x647/0x950 [ 57.717050] ? find_held_lock+0x36/0x1d0 [ 57.721126] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 57.725894] ? __fget+0x278/0x400 [ 57.729349] ? kasan_check_read+0x11/0x20 [ 57.733476] ? __fget+0x295/0x400 [ 57.736914] ? ksys_dup3+0x2e0/0x2e0 [ 57.740620] ? __f_unlock_pos+0xd/0x10 [ 57.744496] ? __fget_light+0x174/0x1e0 [ 57.748450] ? __fdget+0xe/0x10 [ 57.751707] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 57.756536] __sys_sendmsg+0xd9/0x180 [ 57.760418] ? __ia32_sys_shutdown+0x70/0x70 [ 57.764805] ? __sb_end_write+0xa4/0xd0 [ 57.768764] ? kasan_check_write+0x14/0x20 [ 57.773002] ? fput+0x18/0x120 [ 57.776189] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.781532] __x64_sys_sendmsg+0x73/0xb0 [ 57.785589] do_syscall_64+0xd0/0x4e0 [ 57.789467] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.794632] RIP: 0033:0x45c4a9 [ 57.797798] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 57.816776] RSP: 002b:00007f50b14dcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 57.824479] RAX: ffffffffffffffda RBX: 00007f50b14dd6d4 RCX: 000000000045c4a9 [ 57.831735] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 57.838990] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 57.846260] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 57.853511] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 57.878831] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 57.902682] FAULT_INJECTION: forcing a failure. [ 57.902682] name failslab, interval 1, probability 0, space 0, times 0 [ 57.915936] CPU: 0 PID: 8218 Comm: syz-executor.2 Not tainted 4.19.158-syzkaller #0 [ 57.923737] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.933092] Call Trace: [ 57.935663] dump_stack+0x123/0x177 [ 57.939269] should_fail.cold.4+0x5/0x13 [ 57.943307] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 57.948488] ? lock_downgrade+0x860/0x860 [ 57.952636] __should_failslab+0xba/0xf0 [ 57.956678] should_failslab+0x9/0x14 [ 57.960473] kmem_cache_alloc_trace+0x2d4/0x740 [ 57.965120] ? qfq_change_class+0xa89/0x14b5 [ 57.969504] ? qfq_change_class+0xa89/0x14b5 [ 57.973893] ? __local_bh_enable_ip+0x160/0x260 [ 57.978540] qfq_change_class+0xacf/0x14b5 [ 57.982760] ? qfq_delete_class+0x2d0/0x2d0 [ 57.987071] ? nla_parse+0x197/0x280 [ 57.990770] tc_ctl_tclass+0x3e9/0xba0 [ 57.994654] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 57.999755] ? find_held_lock+0x36/0x1d0 [ 58.003800] rtnetlink_rcv_msg+0x34f/0x8f0 [ 58.008019] ? rtnetlink_put_metrics+0x490/0x490 [ 58.012786] ? find_held_lock+0x36/0x1d0 [ 58.016922] netlink_rcv_skb+0x13e/0x3d0 [ 58.020994] ? lock_downgrade+0x860/0x860 [ 58.025141] ? rtnetlink_put_metrics+0x490/0x490 [ 58.029883] ? netlink_ack+0xa50/0xa50 [ 58.033753] ? netlink_deliver_tap+0x182/0xb00 [ 58.038316] rtnetlink_rcv+0x10/0x20 [ 58.042007] netlink_unicast+0x443/0x650 [ 58.046063] ? netlink_attachskb+0x6c0/0x6c0 [ 58.050447] ? _copy_from_iter_full+0x182/0x720 [ 58.055095] ? __check_object_size+0x1ef/0x301 [ 58.059660] netlink_sendmsg+0x765/0xc40 [ 58.063698] ? netlink_unicast+0x650/0x650 [ 58.067923] ? apparmor_socket_sendmsg+0x1b/0x20 [ 58.072685] ? netlink_unicast+0x650/0x650 [ 58.076904] sock_sendmsg+0xb5/0xf0 [ 58.080520] ___sys_sendmsg+0x647/0x950 [ 58.086228] ? find_held_lock+0x36/0x1d0 [ 58.090362] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 58.095111] ? __fget+0x278/0x400 [ 58.098574] ? kasan_check_read+0x11/0x20 [ 58.102705] ? __fget+0x295/0x400 [ 58.106154] ? ksys_dup3+0x2e0/0x2e0 [ 58.109844] ? __f_unlock_pos+0xd/0x10 [ 58.113725] ? __fget_light+0x174/0x1e0 [ 58.117682] ? __fdget+0xe/0x10 [ 58.120949] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 58.125775] __sys_sendmsg+0xd9/0x180 [ 58.129552] ? __ia32_sys_shutdown+0x70/0x70 [ 58.133949] ? __sb_end_write+0xa4/0xd0 [ 58.137899] ? kasan_check_write+0x14/0x20 [ 58.142110] ? fput+0x18/0x120 [ 58.145282] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.150641] __x64_sys_sendmsg+0x73/0xb0 [ 58.154703] do_syscall_64+0xd0/0x4e0 [ 58.158484] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.163652] RIP: 0033:0x45c4a9 [ 58.166966] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 58.185957] RSP: 002b:00007fdaead13c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 58.193648] RAX: ffffffffffffffda RBX: 00007fdaead146d4 RCX: 000000000045c4a9 [ 58.201055] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 58.208307] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 58.215635] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 58.222887] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 58.236766] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 58.266952] FAULT_INJECTION: forcing a failure. [ 58.266952] name failslab, interval 1, probability 0, space 0, times 0 [ 58.279436] CPU: 0 PID: 8228 Comm: syz-executor.5 Not tainted 4.19.158-syzkaller #0 [ 58.287354] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.296954] Call Trace: [ 58.299527] dump_stack+0x123/0x177 [ 58.303137] should_fail.cold.4+0x5/0x13 [ 58.307180] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 58.312387] ? lock_downgrade+0x860/0x860 [ 58.316528] __should_failslab+0xba/0xf0 [ 58.320570] should_failslab+0x9/0x14 [ 58.324348] kmem_cache_alloc_trace+0x2d4/0x740 [ 58.328996] ? qfq_change_class+0xa89/0x14b5 [ 58.333398] ? qfq_change_class+0xa89/0x14b5 [ 58.337785] ? __local_bh_enable_ip+0x160/0x260 [ 58.342445] qfq_change_class+0xacf/0x14b5 [ 58.346683] ? qfq_delete_class+0x2d0/0x2d0 [ 58.350985] ? nla_parse+0x197/0x280 [ 58.354678] tc_ctl_tclass+0x3e9/0xba0 [ 58.358549] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 58.363629] ? find_held_lock+0x36/0x1d0 [ 58.367678] rtnetlink_rcv_msg+0x34f/0x8f0 [ 58.371911] ? rtnetlink_put_metrics+0x490/0x490 [ 58.376645] ? find_held_lock+0x36/0x1d0 [ 58.380691] netlink_rcv_skb+0x13e/0x3d0 [ 58.384754] ? lock_downgrade+0x860/0x860 [ 58.388967] ? rtnetlink_put_metrics+0x490/0x490 [ 58.393698] ? netlink_ack+0xa50/0xa50 [ 58.397564] ? netlink_deliver_tap+0x182/0xb00 [ 58.402141] rtnetlink_rcv+0x10/0x20 [ 58.405836] netlink_unicast+0x443/0x650 [ 58.409889] ? netlink_attachskb+0x6c0/0x6c0 [ 58.414410] ? _copy_from_iter_full+0x182/0x720 [ 58.419321] ? __check_object_size+0x1ef/0x301 [ 58.423889] netlink_sendmsg+0x765/0xc40 [ 58.427974] ? netlink_unicast+0x650/0x650 [ 58.432194] ? apparmor_socket_sendmsg+0x1b/0x20 [ 58.436991] ? netlink_unicast+0x650/0x650 [ 58.441303] sock_sendmsg+0xb5/0xf0 [ 58.444961] ___sys_sendmsg+0x647/0x950 [ 58.448914] ? find_held_lock+0x36/0x1d0 [ 58.452961] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 58.457698] ? __fget+0x278/0x400 [ 58.461134] ? kasan_check_read+0x11/0x20 [ 58.465297] ? __fget+0x295/0x400 [ 58.468753] ? ksys_dup3+0x2e0/0x2e0 [ 58.472463] ? __f_unlock_pos+0xd/0x10 [ 58.476346] ? __fget_light+0x174/0x1e0 [ 58.480299] ? __fdget+0xe/0x10 [ 58.483558] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 58.488378] __sys_sendmsg+0xd9/0x180 [ 58.492243] ? __ia32_sys_shutdown+0x70/0x70 [ 58.496653] ? __sb_end_write+0xa4/0xd0 [ 58.500605] ? kasan_check_write+0x14/0x20 [ 58.504817] ? fput+0x18/0x120 [ 58.507998] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.513441] __x64_sys_sendmsg+0x73/0xb0 [ 58.517498] do_syscall_64+0xd0/0x4e0 [ 58.521281] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.526449] RIP: 0033:0x45c4a9 [ 58.529618] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 58.548523] RSP: 002b:00007fb5b6e6fc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 58.556214] RAX: ffffffffffffffda RBX: 00007fb5b6e706d4 RCX: 000000000045c4a9 [ 58.563467] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 58.570717] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 58.577967] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 58.585231] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 58.600258] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 58.621151] FAULT_INJECTION: forcing a failure. [ 58.621151] name failslab, interval 1, probability 0, space 0, times 0 [ 58.633894] CPU: 0 PID: 8234 Comm: syz-executor.3 Not tainted 4.19.158-syzkaller #0 [ 58.641797] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.651145] Call Trace: [ 58.653715] dump_stack+0x123/0x177 [ 58.657322] should_fail.cold.4+0x5/0x13 [ 58.661480] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 58.666563] ? lock_downgrade+0x860/0x860 [ 58.670723] __should_failslab+0xba/0xf0 [ 58.674776] should_failslab+0x9/0x14 [ 58.678562] kmem_cache_alloc_trace+0x2d4/0x740 [ 58.683232] ? qfq_change_class+0xa89/0x14b5 [ 58.687647] ? qfq_change_class+0xa89/0x14b5 [ 58.692038] ? __local_bh_enable_ip+0x160/0x260 [ 58.696691] qfq_change_class+0xacf/0x14b5 [ 58.701029] ? qfq_delete_class+0x2d0/0x2d0 [ 58.705331] ? nla_parse+0x197/0x280 [ 58.709025] tc_ctl_tclass+0x3e9/0xba0 [ 58.712902] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 58.717992] ? find_held_lock+0x36/0x1d0 [ 58.722060] rtnetlink_rcv_msg+0x34f/0x8f0 [ 58.726280] ? rtnetlink_put_metrics+0x490/0x490 [ 58.731028] ? find_held_lock+0x36/0x1d0 [ 58.735138] netlink_rcv_skb+0x13e/0x3d0 [ 58.739198] ? lock_downgrade+0x860/0x860 [ 58.743325] ? rtnetlink_put_metrics+0x490/0x490 [ 58.748076] ? netlink_ack+0xa50/0xa50 [ 58.751979] ? netlink_deliver_tap+0x182/0xb00 [ 58.756542] rtnetlink_rcv+0x10/0x20 [ 58.760238] netlink_unicast+0x443/0x650 [ 58.764279] ? netlink_attachskb+0x6c0/0x6c0 [ 58.768689] ? _copy_from_iter_full+0x182/0x720 [ 58.773370] ? __check_object_size+0x1ef/0x301 [ 58.778026] netlink_sendmsg+0x765/0xc40 [ 58.782111] ? netlink_unicast+0x650/0x650 [ 58.786336] ? apparmor_socket_sendmsg+0x1b/0x20 [ 58.791133] ? netlink_unicast+0x650/0x650 [ 58.795355] sock_sendmsg+0xb5/0xf0 [ 58.798963] ___sys_sendmsg+0x647/0x950 [ 58.802921] ? find_held_lock+0x36/0x1d0 [ 58.806990] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 58.811987] ? __fget+0x278/0x400 [ 58.815421] ? kasan_check_read+0x11/0x20 [ 58.819547] ? __fget+0x295/0x400 [ 58.822989] ? ksys_dup3+0x2e0/0x2e0 [ 58.826710] ? __f_unlock_pos+0xd/0x10 [ 58.830578] ? __fget_light+0x174/0x1e0 [ 58.834533] ? __fdget+0xe/0x10 [ 58.837807] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 58.842633] __sys_sendmsg+0xd9/0x180 [ 58.846420] ? __ia32_sys_shutdown+0x70/0x70 [ 58.850819] ? __sb_end_write+0xa4/0xd0 [ 58.855043] ? kasan_check_write+0x14/0x20 [ 58.859254] ? fput+0x18/0x120 [ 58.862429] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.867771] __x64_sys_sendmsg+0x73/0xb0 [ 58.871812] do_syscall_64+0xd0/0x4e0 [ 58.875613] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.880782] RIP: 0033:0x45c4a9 [ 58.883976] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 58.902858] RSP: 002b:00007f1a44bb3c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 58.910549] RAX: ffffffffffffffda RBX: 00007f1a44bb46d4 RCX: 000000000045c4a9 [ 58.917800] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 58.927918] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 58.935168] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 58.942418] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 58.952681] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 58.992763] FAULT_INJECTION: forcing a failure. [ 58.992763] name failslab, interval 1, probability 0, space 0, times 0 [ 59.004665] CPU: 1 PID: 8248 Comm: syz-executor.1 Not tainted 4.19.158-syzkaller #0 [ 59.012470] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.021814] Call Trace: [ 59.024489] dump_stack+0x123/0x177 [ 59.028135] should_fail.cold.4+0x5/0x13 [ 59.032194] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 59.037287] ? lock_downgrade+0x860/0x860 [ 59.041435] __should_failslab+0xba/0xf0 [ 59.045489] should_failslab+0x9/0x14 [ 59.049281] kmem_cache_alloc_trace+0x2d4/0x740 [ 59.053940] ? qfq_change_class+0xa89/0x14b5 [ 59.058335] ? qfq_change_class+0xa89/0x14b5 [ 59.062738] ? __local_bh_enable_ip+0x160/0x260 [ 59.067401] qfq_change_class+0xacf/0x14b5 [ 59.071624] ? qfq_delete_class+0x2d0/0x2d0 [ 59.075929] ? nla_parse+0x197/0x280 [ 59.079655] tc_ctl_tclass+0x3e9/0xba0 [ 59.083545] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 59.088638] ? find_held_lock+0x36/0x1d0 [ 59.092697] rtnetlink_rcv_msg+0x34f/0x8f0 [ 59.096932] ? rtnetlink_put_metrics+0x490/0x490 [ 59.101673] ? find_held_lock+0x36/0x1d0 [ 59.105724] netlink_rcv_skb+0x13e/0x3d0 [ 59.109772] ? lock_downgrade+0x860/0x860 [ 59.113917] ? rtnetlink_put_metrics+0x490/0x490 [ 59.118775] ? netlink_ack+0xa50/0xa50 [ 59.122651] ? netlink_deliver_tap+0x182/0xb00 [ 59.127218] rtnetlink_rcv+0x10/0x20 [ 59.130914] netlink_unicast+0x443/0x650 [ 59.135068] ? netlink_attachskb+0x6c0/0x6c0 [ 59.139459] ? _copy_from_iter_full+0x182/0x720 [ 59.144264] ? __check_object_size+0x1ef/0x301 [ 59.148851] netlink_sendmsg+0x765/0xc40 [ 59.152921] ? netlink_unicast+0x650/0x650 [ 59.157142] ? apparmor_socket_sendmsg+0x1b/0x20 [ 59.161894] ? netlink_unicast+0x650/0x650 [ 59.166131] sock_sendmsg+0xb5/0xf0 [ 59.169748] ___sys_sendmsg+0x647/0x950 [ 59.173712] ? find_held_lock+0x36/0x1d0 [ 59.177769] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 59.182537] ? __fget+0x278/0x400 [ 59.185985] ? kasan_check_read+0x11/0x20 [ 59.190146] ? __fget+0x295/0x400 [ 59.193595] ? ksys_dup3+0x2e0/0x2e0 [ 59.197295] ? __f_unlock_pos+0xd/0x10 [ 59.201178] ? __fget_light+0x174/0x1e0 [ 59.205260] ? __fdget+0xe/0x10 [ 59.208547] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 59.213380] __sys_sendmsg+0xd9/0x180 [ 59.217321] ? __ia32_sys_shutdown+0x70/0x70 [ 59.221739] ? __sb_end_write+0xa4/0xd0 [ 59.225697] ? kasan_check_write+0x14/0x20 [ 59.229929] ? fput+0x18/0x120 [ 59.233127] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.238501] __x64_sys_sendmsg+0x73/0xb0 [ 59.242580] do_syscall_64+0xd0/0x4e0 [ 59.246381] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.251551] RIP: 0033:0x45c4a9 [ 59.254720] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 59.273607] RSP: 002b:00007f9792b3dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 59.281317] RAX: ffffffffffffffda RBX: 00007f9792b3e6d4 RCX: 000000000045c4a9 [ 59.288582] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 59.295850] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 59.303110] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 59.310388] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 59.320092] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 59.336510] FAULT_INJECTION: forcing a failure. [ 59.336510] name failslab, interval 1, probability 0, space 0, times 0 [ 59.349602] CPU: 1 PID: 8254 Comm: syz-executor.4 Not tainted 4.19.158-syzkaller #0 [ 59.357417] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.366773] Call Trace: [ 59.369366] dump_stack+0x123/0x177 [ 59.373000] should_fail.cold.4+0x5/0x13 [ 59.377072] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 59.382182] ? lock_downgrade+0x860/0x860 [ 59.386451] __should_failslab+0xba/0xf0 [ 59.390519] should_failslab+0x9/0x14 [ 59.394373] kmem_cache_alloc_trace+0x2d4/0x740 [ 59.399050] ? qfq_change_class+0xa89/0x14b5 [ 59.403454] ? qfq_change_class+0xa89/0x14b5 [ 59.407861] ? __local_bh_enable_ip+0x160/0x260 [ 59.412523] qfq_change_class+0xacf/0x14b5 [ 59.416758] ? qfq_delete_class+0x2d0/0x2d0 [ 59.421074] ? nla_parse+0x197/0x280 [ 59.424930] tc_ctl_tclass+0x3e9/0xba0 [ 59.428827] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 59.433997] ? find_held_lock+0x36/0x1d0 [ 59.438055] rtnetlink_rcv_msg+0x34f/0x8f0 [ 59.442278] ? rtnetlink_put_metrics+0x490/0x490 [ 59.447024] ? find_held_lock+0x36/0x1d0 [ 59.451073] netlink_rcv_skb+0x13e/0x3d0 [ 59.455118] ? lock_downgrade+0x860/0x860 [ 59.459606] ? rtnetlink_put_metrics+0x490/0x490 [ 59.464377] ? netlink_ack+0xa50/0xa50 [ 59.468273] ? netlink_deliver_tap+0x182/0xb00 [ 59.472909] rtnetlink_rcv+0x10/0x20 [ 59.476605] netlink_unicast+0x443/0x650 [ 59.480665] ? netlink_attachskb+0x6c0/0x6c0 [ 59.485092] ? _copy_from_iter_full+0x182/0x720 [ 59.489757] ? __check_object_size+0x1ef/0x301 [ 59.494336] netlink_sendmsg+0x765/0xc40 [ 59.499260] ? netlink_unicast+0x650/0x650 [ 59.503486] ? apparmor_socket_sendmsg+0x1b/0x20 [ 59.508230] ? netlink_unicast+0x650/0x650 [ 59.512453] sock_sendmsg+0xb5/0xf0 [ 59.516077] ___sys_sendmsg+0x647/0x950 [ 59.520050] ? find_held_lock+0x36/0x1d0 [ 59.524103] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 59.528851] ? __fget+0x278/0x400 [ 59.532294] ? kasan_check_read+0x11/0x20 [ 59.536425] ? __fget+0x295/0x400 [ 59.539868] ? ksys_dup3+0x2e0/0x2e0 [ 59.543666] ? __f_unlock_pos+0xd/0x10 [ 59.547550] ? __fget_light+0x174/0x1e0 [ 59.551511] ? __fdget+0xe/0x10 [ 59.554773] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 59.559611] __sys_sendmsg+0xd9/0x180 [ 59.563423] ? __ia32_sys_shutdown+0x70/0x70 [ 59.567816] ? __sb_end_write+0xa4/0xd0 [ 59.571797] ? kasan_check_write+0x14/0x20 [ 59.576033] ? fput+0x18/0x120 [ 59.579230] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.584631] __x64_sys_sendmsg+0x73/0xb0 [ 59.588694] do_syscall_64+0xd0/0x4e0 [ 59.592490] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.597748] RIP: 0033:0x45c4a9 [ 59.600945] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 59.619844] RSP: 002b:00007feef6340c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 59.627632] RAX: ffffffffffffffda RBX: 00007feef63416d4 RCX: 000000000045c4a9 [ 59.634905] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 59.642178] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 59.649433] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 59.656833] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 59.667056] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 59.700850] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 59.715200] FAULT_INJECTION: forcing a failure. [ 59.715200] name failslab, interval 1, probability 0, space 0, times 0 [ 59.727384] CPU: 1 PID: 8272 Comm: syz-executor.0 Not tainted 4.19.158-syzkaller #0 [ 59.735185] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.744541] Call Trace: [ 59.747120] dump_stack+0x123/0x177 [ 59.750740] should_fail.cold.4+0x5/0x13 [ 59.754795] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 59.759887] ? lock_downgrade+0x860/0x860 [ 59.764038] __should_failslab+0xba/0xf0 [ 59.768087] should_failslab+0x9/0x14 [ 59.771868] kmem_cache_alloc_trace+0x2d4/0x740 [ 59.776528] ? qfq_change_class+0xa89/0x14b5 [ 59.780934] ? qfq_change_class+0xa89/0x14b5 [ 59.785680] ? __local_bh_enable_ip+0x160/0x260 [ 59.790361] qfq_change_class+0xacf/0x14b5 [ 59.794596] ? qfq_delete_class+0x2d0/0x2d0 [ 59.798912] ? nla_parse+0x197/0x280 [ 59.802617] tc_ctl_tclass+0x3e9/0xba0 [ 59.806510] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 59.811611] ? find_held_lock+0x36/0x1d0 [ 59.815779] rtnetlink_rcv_msg+0x34f/0x8f0 [ 59.820130] ? rtnetlink_put_metrics+0x490/0x490 [ 59.824907] ? find_held_lock+0x36/0x1d0 [ 59.829076] netlink_rcv_skb+0x13e/0x3d0 [ 59.833131] ? lock_downgrade+0x860/0x860 [ 59.837610] ? rtnetlink_put_metrics+0x490/0x490 [ 59.842360] ? netlink_ack+0xa50/0xa50 [ 59.846234] ? netlink_deliver_tap+0x182/0xb00 [ 59.850822] rtnetlink_rcv+0x10/0x20 [ 59.854524] netlink_unicast+0x443/0x650 [ 59.858589] ? netlink_attachskb+0x6c0/0x6c0 [ 59.862998] ? _copy_from_iter_full+0x182/0x720 [ 59.867661] ? __check_object_size+0x1ef/0x301 [ 59.872239] netlink_sendmsg+0x765/0xc40 [ 59.876316] ? netlink_unicast+0x650/0x650 [ 59.880547] ? apparmor_socket_sendmsg+0x1b/0x20 [ 59.885453] ? netlink_unicast+0x650/0x650 [ 59.889775] sock_sendmsg+0xb5/0xf0 [ 59.893405] ___sys_sendmsg+0x647/0x950 [ 59.897544] ? find_held_lock+0x36/0x1d0 [ 59.901664] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 59.906451] ? __fget+0x278/0x400 [ 59.909904] ? kasan_check_read+0x11/0x20 [ 59.914052] ? __fget+0x295/0x400 [ 59.917504] ? ksys_dup3+0x2e0/0x2e0 [ 59.921231] ? __f_unlock_pos+0xd/0x10 [ 59.925269] ? __fget_light+0x174/0x1e0 [ 59.929237] ? __fdget+0xe/0x10 [ 59.932509] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 59.937544] __sys_sendmsg+0xd9/0x180 [ 59.941339] ? __ia32_sys_shutdown+0x70/0x70 [ 59.945742] ? __sb_end_write+0xa4/0xd0 [ 59.949715] ? kasan_check_write+0x14/0x20 [ 59.953954] ? fput+0x18/0x120 [ 59.957144] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.962519] __x64_sys_sendmsg+0x73/0xb0 [ 59.966573] do_syscall_64+0xd0/0x4e0 [ 59.970456] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.975661] RIP: 0033:0x45c4a9 [ 59.978842] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 59.997742] RSP: 002b:00007f50b14dcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 60.005451] RAX: ffffffffffffffda RBX: 00007f50b14dd6d4 RCX: 000000000045c4a9 [ 60.012727] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 60.019999] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 60.027257] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 60.034697] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 60.043721] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 60.071131] FAULT_INJECTION: forcing a failure. [ 60.071131] name failslab, interval 1, probability 0, space 0, times 0 [ 60.086683] CPU: 1 PID: 8282 Comm: syz-executor.2 Not tainted 4.19.158-syzkaller #0 [ 60.094510] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.103858] Call Trace: [ 60.106456] dump_stack+0x123/0x177 [ 60.110105] should_fail.cold.4+0x5/0x13 [ 60.114164] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 60.119259] ? lock_downgrade+0x860/0x860 [ 60.123404] __should_failslab+0xba/0xf0 [ 60.127469] should_failslab+0x9/0x14 [ 60.131259] kmem_cache_alloc_trace+0x2d4/0x740 [ 60.135939] ? qfq_change_class+0xa89/0x14b5 [ 60.140336] ? qfq_change_class+0xa89/0x14b5 [ 60.144735] ? __local_bh_enable_ip+0x160/0x260 [ 60.149403] qfq_change_class+0xacf/0x14b5 [ 60.153722] ? qfq_delete_class+0x2d0/0x2d0 [ 60.158033] ? nla_parse+0x197/0x280 [ 60.161880] tc_ctl_tclass+0x3e9/0xba0 [ 60.165769] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 60.171308] ? find_held_lock+0x36/0x1d0 [ 60.175373] rtnetlink_rcv_msg+0x34f/0x8f0 [ 60.179994] ? rtnetlink_put_metrics+0x490/0x490 [ 60.184736] ? find_held_lock+0x36/0x1d0 [ 60.188975] netlink_rcv_skb+0x13e/0x3d0 [ 60.193021] ? lock_downgrade+0x860/0x860 [ 60.197226] ? rtnetlink_put_metrics+0x490/0x490 [ 60.201972] ? netlink_ack+0xa50/0xa50 [ 60.205876] ? netlink_deliver_tap+0x182/0xb00 [ 60.210447] rtnetlink_rcv+0x10/0x20 [ 60.214152] netlink_unicast+0x443/0x650 [ 60.218235] ? netlink_attachskb+0x6c0/0x6c0 [ 60.222629] ? _copy_from_iter_full+0x182/0x720 [ 60.227284] ? __check_object_size+0x1ef/0x301 [ 60.231862] netlink_sendmsg+0x765/0xc40 [ 60.235912] ? netlink_unicast+0x650/0x650 [ 60.240149] ? apparmor_socket_sendmsg+0x1b/0x20 [ 60.244905] ? netlink_unicast+0x650/0x650 [ 60.249135] sock_sendmsg+0xb5/0xf0 [ 60.252902] ___sys_sendmsg+0x647/0x950 [ 60.257595] ? find_held_lock+0x36/0x1d0 [ 60.261654] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 60.266408] ? __fget+0x278/0x400 [ 60.269957] ? kasan_check_read+0x11/0x20 [ 60.274105] ? __fget+0x295/0x400 [ 60.277536] ? ksys_dup3+0x2e0/0x2e0 [ 60.281232] ? __f_unlock_pos+0xd/0x10 [ 60.285096] ? __fget_light+0x174/0x1e0 [ 60.289051] ? __fdget+0xe/0x10 [ 60.292315] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 60.297137] __sys_sendmsg+0xd9/0x180 [ 60.300956] ? __ia32_sys_shutdown+0x70/0x70 [ 60.305394] ? __sb_end_write+0xa4/0xd0 [ 60.309362] ? kasan_check_write+0x14/0x20 [ 60.313581] ? fput+0x18/0x120 [ 60.316765] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.322141] __x64_sys_sendmsg+0x73/0xb0 [ 60.326199] do_syscall_64+0xd0/0x4e0 [ 60.329987] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.335175] RIP: 0033:0x45c4a9 [ 60.338374] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 60.357285] RSP: 002b:00007fdaead13c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 60.365004] RAX: ffffffffffffffda RBX: 00007fdaead146d4 RCX: 000000000045c4a9 [ 60.372273] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 60.379546] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 60.386829] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 60.394101] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 60.404436] FAULT_INJECTION: forcing a failure. [ 60.404436] name failslab, interval 1, probability 0, space 0, times 0 [ 60.417275] CPU: 1 PID: 8284 Comm: syz-executor.5 Not tainted 4.19.158-syzkaller #0 [ 60.425086] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.434441] Call Trace: [ 60.437028] dump_stack+0x123/0x177 [ 60.440687] should_fail.cold.4+0x5/0x13 [ 60.444751] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 60.449947] ? lock_downgrade+0x860/0x860 [ 60.454095] __should_failslab+0xba/0xf0 [ 60.458148] should_failslab+0x9/0x14 [ 60.461947] kmem_cache_alloc_trace+0x2d4/0x740 [ 60.466623] ? qfq_change_class+0xa89/0x14b5 [ 60.471019] ? qfq_change_class+0xa89/0x14b5 [ 60.475426] ? __local_bh_enable_ip+0x160/0x260 [ 60.480098] qfq_change_class+0xacf/0x14b5 [ 60.484351] ? qfq_delete_class+0x2d0/0x2d0 [ 60.489445] ? nla_parse+0x197/0x280 [ 60.493148] tc_ctl_tclass+0x3e9/0xba0 [ 60.497033] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 60.502134] ? find_held_lock+0x36/0x1d0 [ 60.506199] rtnetlink_rcv_msg+0x34f/0x8f0 [ 60.510423] ? rtnetlink_put_metrics+0x490/0x490 [ 60.515166] ? find_held_lock+0x36/0x1d0 [ 60.519217] netlink_rcv_skb+0x13e/0x3d0 [ 60.523269] ? lock_downgrade+0x860/0x860 [ 60.527397] ? rtnetlink_put_metrics+0x490/0x490 [ 60.532160] ? netlink_ack+0xa50/0xa50 [ 60.536035] ? netlink_deliver_tap+0x182/0xb00 [ 60.540610] rtnetlink_rcv+0x10/0x20 [ 60.544390] netlink_unicast+0x443/0x650 [ 60.548438] ? netlink_attachskb+0x6c0/0x6c0 [ 60.552846] ? _copy_from_iter_full+0x182/0x720 [ 60.557522] ? __check_object_size+0x1ef/0x301 [ 60.562086] netlink_sendmsg+0x765/0xc40 [ 60.566129] ? netlink_unicast+0x650/0x650 [ 60.570351] ? apparmor_socket_sendmsg+0x1b/0x20 [ 60.575095] ? netlink_unicast+0x650/0x650 [ 60.579314] sock_sendmsg+0xb5/0xf0 [ 60.582919] ___sys_sendmsg+0x647/0x950 [ 60.586886] ? find_held_lock+0x36/0x1d0 [ 60.590929] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 60.595674] ? __fget+0x278/0x400 [ 60.599120] ? kasan_check_read+0x11/0x20 [ 60.603255] ? __fget+0x295/0x400 [ 60.606684] ? ksys_dup3+0x2e0/0x2e0 [ 60.610381] ? __f_unlock_pos+0xd/0x10 [ 60.614258] ? __fget_light+0x174/0x1e0 [ 60.618210] ? __fdget+0xe/0x10 [ 60.621468] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 60.626308] __sys_sendmsg+0xd9/0x180 [ 60.630103] ? __ia32_sys_shutdown+0x70/0x70 [ 60.634504] ? __sb_end_write+0xa4/0xd0 [ 60.638471] ? kasan_check_write+0x14/0x20 [ 60.642715] ? fput+0x18/0x120 [ 60.645901] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.651281] __x64_sys_sendmsg+0x73/0xb0 [ 60.655330] do_syscall_64+0xd0/0x4e0 [ 60.659118] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.664295] RIP: 0033:0x45c4a9 [ 60.667471] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 60.686459] RSP: 002b:00007fb5b6e6fc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 60.694152] RAX: ffffffffffffffda RBX: 00007fb5b6e706d4 RCX: 000000000045c4a9 [ 60.701410] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 60.708760] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 60.716025] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 60.723295] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 60.750870] FAULT_INJECTION: forcing a failure. [ 60.750870] name failslab, interval 1, probability 0, space 0, times 0 [ 60.763803] CPU: 1 PID: 8294 Comm: syz-executor.3 Not tainted 4.19.158-syzkaller #0 [ 60.771620] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.780967] Call Trace: [ 60.783559] dump_stack+0x123/0x177 [ 60.787254] should_fail.cold.4+0x5/0x13 [ 60.791300] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 60.796417] ? lock_downgrade+0x860/0x860 [ 60.800563] __should_failslab+0xba/0xf0 [ 60.804601] should_failslab+0x9/0x14 [ 60.808377] kmem_cache_alloc_trace+0x2d4/0x740 [ 60.813024] ? qfq_change_class+0xa89/0x14b5 [ 60.817406] ? qfq_change_class+0xa89/0x14b5 [ 60.821795] ? __local_bh_enable_ip+0x160/0x260 [ 60.826444] qfq_change_class+0xacf/0x14b5 [ 60.830659] ? qfq_delete_class+0x2d0/0x2d0 [ 60.834960] ? nla_parse+0x197/0x280 [ 60.838655] tc_ctl_tclass+0x3e9/0xba0 [ 60.842610] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 60.847702] ? find_held_lock+0x36/0x1d0 [ 60.851760] rtnetlink_rcv_msg+0x34f/0x8f0 [ 60.855978] ? rtnetlink_put_metrics+0x490/0x490 [ 60.860821] ? find_held_lock+0x36/0x1d0 [ 60.864895] netlink_rcv_skb+0x13e/0x3d0 [ 60.869124] ? lock_downgrade+0x860/0x860 [ 60.873252] ? rtnetlink_put_metrics+0x490/0x490 [ 60.878002] ? netlink_ack+0xa50/0xa50 [ 60.881878] ? netlink_deliver_tap+0x182/0xb00 [ 60.886453] rtnetlink_rcv+0x10/0x20 [ 60.890145] netlink_unicast+0x443/0x650 [ 60.895141] ? netlink_attachskb+0x6c0/0x6c0 [ 60.899532] ? _copy_from_iter_full+0x182/0x720 [ 60.904186] ? __check_object_size+0x1ef/0x301 [ 60.908753] netlink_sendmsg+0x765/0xc40 [ 60.912793] ? netlink_unicast+0x650/0x650 [ 60.917024] ? apparmor_socket_sendmsg+0x1b/0x20 [ 60.921758] ? netlink_unicast+0x650/0x650 [ 60.925975] sock_sendmsg+0xb5/0xf0 [ 60.929593] ___sys_sendmsg+0x647/0x950 [ 60.933559] ? find_held_lock+0x36/0x1d0 [ 60.937608] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 60.942347] ? __fget+0x278/0x400 [ 60.945882] ? kasan_check_read+0x11/0x20 [ 60.950011] ? __fget+0x295/0x400 [ 60.953444] ? ksys_dup3+0x2e0/0x2e0 [ 60.957137] ? __f_unlock_pos+0xd/0x10 [ 60.961091] ? __fget_light+0x174/0x1e0 [ 60.965040] ? __fdget+0xe/0x10 [ 60.968298] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 60.973121] __sys_sendmsg+0xd9/0x180 [ 60.976897] ? __ia32_sys_shutdown+0x70/0x70 [ 60.981282] ? __sb_end_write+0xa4/0xd0 [ 60.985241] ? kasan_check_write+0x14/0x20 [ 60.989460] ? fput+0x18/0x120 [ 60.992640] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.997985] __x64_sys_sendmsg+0x73/0xb0 [ 61.002473] do_syscall_64+0xd0/0x4e0 [ 61.006262] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.011450] RIP: 0033:0x45c4a9 [ 61.014619] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 61.033636] RSP: 002b:00007f1a44bb3c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 61.041336] RAX: ffffffffffffffda RBX: 00007f1a44bb46d4 RCX: 000000000045c4a9 [ 61.048632] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 61.055893] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 61.063146] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 61.070398] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 61.088951] FAULT_INJECTION: forcing a failure. [ 61.088951] name failslab, interval 1, probability 0, space 0, times 0 [ 61.111804] CPU: 1 PID: 8304 Comm: syz-executor.1 Not tainted 4.19.158-syzkaller #0 [ 61.119621] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.129266] Call Trace: [ 61.131877] dump_stack+0x123/0x177 [ 61.135497] should_fail.cold.4+0x5/0x13 [ 61.139643] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 61.144736] ? lock_downgrade+0x860/0x860 [ 61.148889] __should_failslab+0xba/0xf0 [ 61.152947] should_failslab+0x9/0x14 [ 61.156816] kmem_cache_alloc_trace+0x2d4/0x740 [ 61.161466] ? qfq_change_class+0xa89/0x14b5 [ 61.165854] ? qfq_change_class+0xa89/0x14b5 [ 61.170247] ? __local_bh_enable_ip+0x160/0x260 [ 61.174920] qfq_change_class+0xacf/0x14b5 [ 61.179146] ? qfq_delete_class+0x2d0/0x2d0 [ 61.183474] ? nla_parse+0x197/0x280 [ 61.187173] tc_ctl_tclass+0x3e9/0xba0 [ 61.191064] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 61.196158] ? find_held_lock+0x36/0x1d0 [ 61.200388] rtnetlink_rcv_msg+0x34f/0x8f0 [ 61.204611] ? rtnetlink_put_metrics+0x490/0x490 [ 61.209354] ? find_held_lock+0x36/0x1d0 [ 61.213857] netlink_rcv_skb+0x13e/0x3d0 [ 61.217897] ? lock_downgrade+0x860/0x860 [ 61.222042] ? rtnetlink_put_metrics+0x490/0x490 [ 61.226776] ? netlink_ack+0xa50/0xa50 [ 61.230641] ? netlink_deliver_tap+0x182/0xb00 [ 61.235240] rtnetlink_rcv+0x10/0x20 [ 61.238942] netlink_unicast+0x443/0x650 [ 61.242990] ? netlink_attachskb+0x6c0/0x6c0 [ 61.247387] ? _copy_from_iter_full+0x182/0x720 [ 61.252044] ? __check_object_size+0x1ef/0x301 [ 61.256605] netlink_sendmsg+0x765/0xc40 [ 61.260694] ? netlink_unicast+0x650/0x650 [ 61.264930] ? apparmor_socket_sendmsg+0x1b/0x20 [ 61.269674] ? netlink_unicast+0x650/0x650 [ 61.273892] sock_sendmsg+0xb5/0xf0 [ 61.277606] ___sys_sendmsg+0x647/0x950 [ 61.281560] ? find_held_lock+0x36/0x1d0 [ 61.285599] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 61.290347] ? __fget+0x278/0x400 [ 61.293810] ? kasan_check_read+0x11/0x20 [ 61.297938] ? __fget+0x295/0x400 [ 61.301380] ? ksys_dup3+0x2e0/0x2e0 [ 61.305082] ? __f_unlock_pos+0xd/0x10 [ 61.308953] ? __fget_light+0x174/0x1e0 [ 61.312908] ? __fdget+0xe/0x10 [ 61.316162] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 61.321002] __sys_sendmsg+0xd9/0x180 [ 61.324790] ? __ia32_sys_shutdown+0x70/0x70 [ 61.329191] ? __sb_end_write+0xa4/0xd0 [ 61.333155] ? kasan_check_write+0x14/0x20 [ 61.337374] ? fput+0x18/0x120 [ 61.340553] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.345909] __x64_sys_sendmsg+0x73/0xb0 [ 61.349959] do_syscall_64+0xd0/0x4e0 [ 61.353748] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.358933] RIP: 0033:0x45c4a9 [ 61.362188] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 61.381221] RSP: 002b:00007f9792b3dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 61.389017] RAX: ffffffffffffffda RBX: 00007f9792b3e6d4 RCX: 000000000045c4a9 [ 61.396296] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 61.403558] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 61.410833] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 61.418174] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 61.444448] FAULT_INJECTION: forcing a failure. [ 61.444448] name failslab, interval 1, probability 0, space 0, times 0 [ 61.466141] CPU: 1 PID: 8327 Comm: syz-executor.0 Not tainted 4.19.158-syzkaller #0 [ 61.473961] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.483834] Call Trace: [ 61.486424] dump_stack+0x123/0x177 [ 61.490044] should_fail.cold.4+0x5/0x13 [ 61.494104] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 61.499185] ? lock_downgrade+0x860/0x860 [ 61.503320] __should_failslab+0xba/0xf0 [ 61.507365] should_failslab+0x9/0x14 [ 61.511296] kmem_cache_alloc_trace+0x2d4/0x740 [ 61.515953] ? qfq_change_class+0xa89/0x14b5 [ 61.520354] ? qfq_change_class+0xa89/0x14b5 [ 61.525805] ? __local_bh_enable_ip+0x160/0x260 [ 61.530565] qfq_change_class+0xacf/0x14b5 [ 61.534916] ? qfq_delete_class+0x2d0/0x2d0 [ 61.539459] ? nla_parse+0x197/0x280 [ 61.543386] tc_ctl_tclass+0x3e9/0xba0 [ 61.547502] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 61.552605] ? find_held_lock+0x36/0x1d0 [ 61.556678] rtnetlink_rcv_msg+0x34f/0x8f0 [ 61.560909] ? rtnetlink_put_metrics+0x490/0x490 [ 61.566264] ? find_held_lock+0x36/0x1d0 [ 61.570346] netlink_rcv_skb+0x13e/0x3d0 [ 61.574496] ? lock_downgrade+0x860/0x860 [ 61.578650] ? rtnetlink_put_metrics+0x490/0x490 [ 61.583390] ? netlink_ack+0xa50/0xa50 [ 61.587258] ? netlink_deliver_tap+0x182/0xb00 [ 61.592000] rtnetlink_rcv+0x10/0x20 [ 61.595715] netlink_unicast+0x443/0x650 [ 61.599769] ? netlink_attachskb+0x6c0/0x6c0 [ 61.604185] ? _copy_from_iter_full+0x182/0x720 [ 61.608943] ? __check_object_size+0x1ef/0x301 [ 61.613702] netlink_sendmsg+0x765/0xc40 [ 61.617766] ? netlink_unicast+0x650/0x650 [ 61.621998] ? apparmor_socket_sendmsg+0x1b/0x20 [ 61.626736] ? netlink_unicast+0x650/0x650 [ 61.630949] sock_sendmsg+0xb5/0xf0 [ 61.634578] ___sys_sendmsg+0x647/0x950 [ 61.638544] ? find_held_lock+0x36/0x1d0 [ 61.642587] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 61.647329] ? __fget+0x278/0x400 [ 61.650969] ? kasan_check_read+0x11/0x20 [ 61.655113] ? __fget+0x295/0x400 [ 61.658551] ? ksys_dup3+0x2e0/0x2e0 [ 61.662457] ? __f_unlock_pos+0xd/0x10 [ 61.666354] ? __fget_light+0x174/0x1e0 [ 61.670340] ? __fdget+0xe/0x10 [ 61.673607] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 61.678450] __sys_sendmsg+0xd9/0x180 [ 61.682234] ? __ia32_sys_shutdown+0x70/0x70 [ 61.686740] ? __sb_end_write+0xa4/0xd0 [ 61.690795] ? kasan_check_write+0x14/0x20 [ 61.695118] ? fput+0x18/0x120 [ 61.698310] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.703770] __x64_sys_sendmsg+0x73/0xb0 [ 61.708455] do_syscall_64+0xd0/0x4e0 [ 61.712245] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.718989] RIP: 0033:0x45c4a9 [ 61.722161] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 61.741062] RSP: 002b:00007f50b14dcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 61.748765] RAX: ffffffffffffffda RBX: 00007f50b14dd6d4 RCX: 000000000045c4a9 [ 61.756106] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 61.763375] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 61.770633] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 61.777900] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 61.795957] FAULT_INJECTION: forcing a failure. [ 61.795957] name failslab, interval 1, probability 0, space 0, times 0 [ 61.812728] CPU: 1 PID: 8328 Comm: syz-executor.4 Not tainted 4.19.158-syzkaller #0 [ 61.820543] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.829898] Call Trace: [ 61.832484] dump_stack+0x123/0x177 [ 61.836113] should_fail.cold.4+0x5/0x13 [ 61.840178] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 61.845284] ? lock_downgrade+0x860/0x860 [ 61.849447] __should_failslab+0xba/0xf0 [ 61.853497] should_failslab+0x9/0x14 [ 61.857287] kmem_cache_alloc_trace+0x2d4/0x740 [ 61.862038] ? qfq_change_class+0xa89/0x14b5 [ 61.866427] ? qfq_change_class+0xa89/0x14b5 [ 61.870821] ? __local_bh_enable_ip+0x160/0x260 [ 61.875485] qfq_change_class+0xacf/0x14b5 [ 61.879714] ? qfq_delete_class+0x2d0/0x2d0 [ 61.884030] ? nla_parse+0x197/0x280 [ 61.887741] tc_ctl_tclass+0x3e9/0xba0 [ 61.891626] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 61.896746] ? find_held_lock+0x36/0x1d0 [ 61.900813] rtnetlink_rcv_msg+0x34f/0x8f0 [ 61.905392] ? rtnetlink_put_metrics+0x490/0x490 [ 61.910146] ? find_held_lock+0x36/0x1d0 [ 61.914211] netlink_rcv_skb+0x13e/0x3d0 [ 61.918259] ? lock_downgrade+0x860/0x860 [ 61.922396] ? rtnetlink_put_metrics+0x490/0x490 [ 61.927136] ? netlink_ack+0xa50/0xa50 [ 61.931015] ? netlink_deliver_tap+0x182/0xb00 [ 61.935687] rtnetlink_rcv+0x10/0x20 [ 61.939386] netlink_unicast+0x443/0x650 [ 61.943437] ? netlink_attachskb+0x6c0/0x6c0 [ 61.947836] ? _copy_from_iter_full+0x182/0x720 [ 61.952499] ? __check_object_size+0x1ef/0x301 [ 61.957094] netlink_sendmsg+0x765/0xc40 [ 61.961167] ? netlink_unicast+0x650/0x650 [ 61.965412] ? apparmor_socket_sendmsg+0x1b/0x20 [ 61.970160] ? netlink_unicast+0x650/0x650 [ 61.974386] sock_sendmsg+0xb5/0xf0 [ 61.977999] ___sys_sendmsg+0x647/0x950 [ 61.982072] ? find_held_lock+0x36/0x1d0 [ 61.986126] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 61.990875] ? __fget+0x278/0x400 [ 61.994454] ? kasan_check_read+0x11/0x20 [ 61.998589] ? __fget+0x295/0x400 [ 62.002037] ? ksys_dup3+0x2e0/0x2e0 [ 62.005733] ? __f_unlock_pos+0xd/0x10 [ 62.009614] ? __fget_light+0x174/0x1e0 [ 62.013583] ? __fdget+0xe/0x10 [ 62.016849] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 62.021683] __sys_sendmsg+0xd9/0x180 [ 62.025522] ? __ia32_sys_shutdown+0x70/0x70 [ 62.029922] ? __sb_end_write+0xa4/0xd0 [ 62.033909] ? kasan_check_write+0x14/0x20 [ 62.038128] ? fput+0x18/0x120 [ 62.041310] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.046671] __x64_sys_sendmsg+0x73/0xb0 [ 62.050736] do_syscall_64+0xd0/0x4e0 [ 62.054536] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.059762] RIP: 0033:0x45c4a9 [ 62.062935] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 62.081917] RSP: 002b:00007feef6340c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 62.089630] RAX: ffffffffffffffda RBX: 00007feef63416d4 RCX: 000000000045c4a9 [ 62.096937] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 62.104200] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 62.111597] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 62.118858] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 62.139709] FAULT_INJECTION: forcing a failure. 2020/11/20 01:06:23 executed programs: 50 [ 62.139709] name failslab, interval 1, probability 0, space 0, times 0 [ 62.153325] CPU: 1 PID: 8334 Comm: syz-executor.2 Not tainted 4.19.158-syzkaller #0 [ 62.161264] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.170616] Call Trace: [ 62.173205] dump_stack+0x123/0x177 [ 62.176839] should_fail.cold.4+0x5/0x13 [ 62.180890] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 62.185978] ? lock_downgrade+0x860/0x860 [ 62.190130] __should_failslab+0xba/0xf0 [ 62.194203] should_failslab+0x9/0x14 [ 62.197993] kmem_cache_alloc_trace+0x2d4/0x740 [ 62.202646] ? qfq_change_class+0xa89/0x14b5 [ 62.207030] ? qfq_change_class+0xa89/0x14b5 [ 62.211420] ? __local_bh_enable_ip+0x160/0x260 [ 62.216066] qfq_change_class+0xacf/0x14b5 [ 62.220469] ? qfq_delete_class+0x2d0/0x2d0 [ 62.224772] ? nla_parse+0x197/0x280 [ 62.228474] tc_ctl_tclass+0x3e9/0xba0 [ 62.232347] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 62.237445] ? find_held_lock+0x36/0x1d0 [ 62.241505] rtnetlink_rcv_msg+0x34f/0x8f0 [ 62.245719] ? rtnetlink_put_metrics+0x490/0x490 [ 62.250456] ? find_held_lock+0x36/0x1d0 [ 62.254511] netlink_rcv_skb+0x13e/0x3d0 [ 62.258559] ? lock_downgrade+0x860/0x860 [ 62.262706] ? rtnetlink_put_metrics+0x490/0x490 [ 62.267453] ? netlink_ack+0xa50/0xa50 [ 62.271338] ? netlink_deliver_tap+0x182/0xb00 [ 62.275915] rtnetlink_rcv+0x10/0x20 [ 62.279616] netlink_unicast+0x443/0x650 [ 62.283668] ? netlink_attachskb+0x6c0/0x6c0 [ 62.288065] ? _copy_from_iter_full+0x182/0x720 [ 62.292726] ? __check_object_size+0x1ef/0x301 [ 62.297290] netlink_sendmsg+0x765/0xc40 [ 62.301332] ? netlink_unicast+0x650/0x650 [ 62.305547] ? apparmor_socket_sendmsg+0x1b/0x20 [ 62.310288] ? netlink_unicast+0x650/0x650 [ 62.314521] sock_sendmsg+0xb5/0xf0 [ 62.318137] ___sys_sendmsg+0x647/0x950 [ 62.322091] ? find_held_lock+0x36/0x1d0 [ 62.326144] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 62.330900] ? __fget+0x278/0x400 [ 62.334357] ? kasan_check_read+0x11/0x20 [ 62.338493] ? __fget+0x295/0x400 [ 62.341944] ? ksys_dup3+0x2e0/0x2e0 [ 62.345636] ? __f_unlock_pos+0xd/0x10 [ 62.349514] ? __fget_light+0x174/0x1e0 [ 62.353483] ? __fdget+0xe/0x10 [ 62.357016] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 62.361841] __sys_sendmsg+0xd9/0x180 [ 62.365636] ? __ia32_sys_shutdown+0x70/0x70 [ 62.370038] ? __sb_end_write+0xa4/0xd0 [ 62.373999] ? kasan_check_write+0x14/0x20 [ 62.378211] ? fput+0x18/0x120 [ 62.381408] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.386777] __x64_sys_sendmsg+0x73/0xb0 [ 62.390874] do_syscall_64+0xd0/0x4e0 [ 62.394695] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.399897] RIP: 0033:0x45c4a9 [ 62.403082] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 62.421983] RSP: 002b:00007fdaead13c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 62.429681] RAX: ffffffffffffffda RBX: 00007fdaead146d4 RCX: 000000000045c4a9 [ 62.436968] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 62.444400] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 62.451647] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 62.458900] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 62.479381] nla_parse: 5 callbacks suppressed [ 62.479386] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 62.511012] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 62.527618] FAULT_INJECTION: forcing a failure. [ 62.527618] name failslab, interval 1, probability 0, space 0, times 0 [ 62.540248] CPU: 1 PID: 8352 Comm: syz-executor.5 Not tainted 4.19.158-syzkaller #0 [ 62.548043] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.557389] Call Trace: [ 62.559963] dump_stack+0x123/0x177 [ 62.563576] should_fail.cold.4+0x5/0x13 [ 62.567630] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 62.572720] ? lock_downgrade+0x860/0x860 [ 62.576857] __should_failslab+0xba/0xf0 [ 62.580900] should_failslab+0x9/0x14 [ 62.584703] kmem_cache_alloc_trace+0x2d4/0x740 [ 62.589345] ? qfq_change_class+0xa89/0x14b5 [ 62.593736] ? qfq_change_class+0xa89/0x14b5 [ 62.598125] ? __local_bh_enable_ip+0x160/0x260 [ 62.602773] qfq_change_class+0xacf/0x14b5 [ 62.607000] ? qfq_delete_class+0x2d0/0x2d0 [ 62.611306] ? nla_parse+0x197/0x280 [ 62.614994] tc_ctl_tclass+0x3e9/0xba0 [ 62.618864] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 62.623946] ? find_held_lock+0x36/0x1d0 [ 62.627990] rtnetlink_rcv_msg+0x34f/0x8f0 [ 62.632210] ? rtnetlink_put_metrics+0x490/0x490 [ 62.636938] ? find_held_lock+0x36/0x1d0 [ 62.640988] netlink_rcv_skb+0x13e/0x3d0 [ 62.645030] ? lock_downgrade+0x860/0x860 [ 62.649171] ? rtnetlink_put_metrics+0x490/0x490 [ 62.653911] ? netlink_ack+0xa50/0xa50 [ 62.657771] ? netlink_deliver_tap+0x182/0xb00 [ 62.662327] rtnetlink_rcv+0x10/0x20 [ 62.666019] netlink_unicast+0x443/0x650 [ 62.670058] ? netlink_attachskb+0x6c0/0x6c0 [ 62.674439] ? _copy_from_iter_full+0x182/0x720 [ 62.679092] ? __check_object_size+0x1ef/0x301 [ 62.683657] netlink_sendmsg+0x765/0xc40 [ 62.687694] ? netlink_unicast+0x650/0x650 [ 62.691915] ? apparmor_socket_sendmsg+0x1b/0x20 [ 62.696644] ? netlink_unicast+0x650/0x650 [ 62.700868] sock_sendmsg+0xb5/0xf0 [ 62.704660] ___sys_sendmsg+0x647/0x950 [ 62.708632] ? find_held_lock+0x36/0x1d0 [ 62.712695] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 62.717425] ? __fget+0x278/0x400 [ 62.720860] ? kasan_check_read+0x11/0x20 [ 62.724997] ? __fget+0x295/0x400 [ 62.728426] ? ksys_dup3+0x2e0/0x2e0 [ 62.732113] ? __f_unlock_pos+0xd/0x10 [ 62.735986] ? __fget_light+0x174/0x1e0 [ 62.739953] ? __fdget+0xe/0x10 [ 62.743215] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 62.748033] __sys_sendmsg+0xd9/0x180 [ 62.751894] ? __ia32_sys_shutdown+0x70/0x70 [ 62.756292] ? __sb_end_write+0xa4/0xd0 [ 62.760246] ? kasan_check_write+0x14/0x20 [ 62.764475] ? fput+0x18/0x120 [ 62.767654] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.773209] __x64_sys_sendmsg+0x73/0xb0 [ 62.777260] do_syscall_64+0xd0/0x4e0 [ 62.781070] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.786240] RIP: 0033:0x45c4a9 [ 62.789414] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 62.808295] RSP: 002b:00007fb5b6e6fc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 62.815978] RAX: ffffffffffffffda RBX: 00007fb5b6e706d4 RCX: 000000000045c4a9 [ 62.830172] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 62.837428] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 62.844695] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 62.851940] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 62.869793] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 62.892146] FAULT_INJECTION: forcing a failure. [ 62.892146] name failslab, interval 1, probability 0, space 0, times 0 [ 62.904893] CPU: 0 PID: 8365 Comm: syz-executor.3 Not tainted 4.19.158-syzkaller #0 [ 62.912688] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.922194] Call Trace: [ 62.924763] dump_stack+0x123/0x177 [ 62.928368] should_fail.cold.4+0x5/0x13 [ 62.932408] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 62.937484] ? lock_downgrade+0x860/0x860 [ 62.941632] __should_failslab+0xba/0xf0 [ 62.945688] should_failslab+0x9/0x14 [ 62.949562] kmem_cache_alloc_trace+0x2d4/0x740 [ 62.954224] ? qfq_change_class+0xa89/0x14b5 [ 62.958610] ? qfq_change_class+0xa89/0x14b5 [ 62.963015] ? __local_bh_enable_ip+0x160/0x260 [ 62.967670] qfq_change_class+0xacf/0x14b5 [ 62.971906] ? qfq_delete_class+0x2d0/0x2d0 [ 62.976214] ? nla_parse+0x197/0x280 [ 62.979919] tc_ctl_tclass+0x3e9/0xba0 [ 62.983787] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 62.988867] ? find_held_lock+0x36/0x1d0 [ 62.992915] rtnetlink_rcv_msg+0x34f/0x8f0 [ 62.997159] ? rtnetlink_put_metrics+0x490/0x490 [ 63.001904] ? find_held_lock+0x36/0x1d0 [ 63.005955] netlink_rcv_skb+0x13e/0x3d0 [ 63.010058] ? lock_downgrade+0x860/0x860 [ 63.014189] ? rtnetlink_put_metrics+0x490/0x490 [ 63.018948] ? netlink_ack+0xa50/0xa50 [ 63.022816] ? netlink_deliver_tap+0x182/0xb00 [ 63.027386] rtnetlink_rcv+0x10/0x20 [ 63.031087] netlink_unicast+0x443/0x650 [ 63.035127] ? netlink_attachskb+0x6c0/0x6c0 [ 63.039545] ? _copy_from_iter_full+0x182/0x720 [ 63.044193] ? __check_object_size+0x1ef/0x301 [ 63.048752] netlink_sendmsg+0x765/0xc40 [ 63.053860] ? netlink_unicast+0x650/0x650 [ 63.058076] ? apparmor_socket_sendmsg+0x1b/0x20 [ 63.062812] ? netlink_unicast+0x650/0x650 [ 63.067043] sock_sendmsg+0xb5/0xf0 [ 63.070663] ___sys_sendmsg+0x647/0x950 [ 63.074628] ? find_held_lock+0x36/0x1d0 [ 63.078667] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 63.083402] ? __fget+0x278/0x400 [ 63.086838] ? kasan_check_read+0x11/0x20 [ 63.090974] ? __fget+0x295/0x400 [ 63.094409] ? ksys_dup3+0x2e0/0x2e0 [ 63.098102] ? __f_unlock_pos+0xd/0x10 [ 63.101979] ? __fget_light+0x174/0x1e0 [ 63.105937] ? __fdget+0xe/0x10 [ 63.109194] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 63.114027] __sys_sendmsg+0xd9/0x180 [ 63.117804] ? __ia32_sys_shutdown+0x70/0x70 [ 63.122190] ? __sb_end_write+0xa4/0xd0 [ 63.126157] ? kasan_check_write+0x14/0x20 [ 63.130378] ? fput+0x18/0x120 [ 63.133570] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.138914] __x64_sys_sendmsg+0x73/0xb0 [ 63.142957] do_syscall_64+0xd0/0x4e0 [ 63.146761] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.151928] RIP: 0033:0x45c4a9 [ 63.155117] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 63.174026] RSP: 002b:00007f1a44bb3c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 63.181714] RAX: ffffffffffffffda RBX: 00007f1a44bb46d4 RCX: 000000000045c4a9 [ 63.188981] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 63.196247] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 63.203518] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 63.210785] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 63.220030] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 63.247111] FAULT_INJECTION: forcing a failure. [ 63.247111] name failslab, interval 1, probability 0, space 0, times 0 [ 63.262720] CPU: 0 PID: 8377 Comm: syz-executor.0 Not tainted 4.19.158-syzkaller #0 [ 63.270534] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.279903] Call Trace: [ 63.282479] dump_stack+0x123/0x177 [ 63.286141] should_fail.cold.4+0x5/0x13 [ 63.290191] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 63.295275] ? lock_downgrade+0x860/0x860 [ 63.299418] __should_failslab+0xba/0xf0 [ 63.303475] should_failslab+0x9/0x14 [ 63.307262] kmem_cache_alloc_trace+0x2d4/0x740 [ 63.311917] ? qfq_change_class+0xa89/0x14b5 [ 63.316305] ? qfq_change_class+0xa89/0x14b5 [ 63.320832] ? __local_bh_enable_ip+0x160/0x260 [ 63.325481] qfq_change_class+0xacf/0x14b5 [ 63.329722] ? qfq_delete_class+0x2d0/0x2d0 [ 63.334022] ? nla_parse+0x197/0x280 [ 63.337731] tc_ctl_tclass+0x3e9/0xba0 [ 63.341616] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 63.346707] ? find_held_lock+0x36/0x1d0 [ 63.350771] rtnetlink_rcv_msg+0x34f/0x8f0 [ 63.354986] ? rtnetlink_put_metrics+0x490/0x490 [ 63.359720] ? find_held_lock+0x36/0x1d0 [ 63.363777] netlink_rcv_skb+0x13e/0x3d0 [ 63.367814] ? lock_downgrade+0x860/0x860 [ 63.371941] ? rtnetlink_put_metrics+0x490/0x490 [ 63.376680] ? netlink_ack+0xa50/0xa50 [ 63.380607] ? netlink_deliver_tap+0x182/0xb00 [ 63.385187] rtnetlink_rcv+0x10/0x20 [ 63.388884] netlink_unicast+0x443/0x650 [ 63.392925] ? netlink_attachskb+0x6c0/0x6c0 [ 63.397327] ? _copy_from_iter_full+0x182/0x720 [ 63.401989] ? __check_object_size+0x1ef/0x301 [ 63.406570] netlink_sendmsg+0x765/0xc40 [ 63.410628] ? netlink_unicast+0x650/0x650 [ 63.414867] ? apparmor_socket_sendmsg+0x1b/0x20 [ 63.419605] ? netlink_unicast+0x650/0x650 [ 63.423824] sock_sendmsg+0xb5/0xf0 [ 63.427432] ___sys_sendmsg+0x647/0x950 [ 63.431490] ? find_held_lock+0x36/0x1d0 [ 63.435540] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 63.440414] ? __fget+0x278/0x400 [ 63.443856] ? kasan_check_read+0x11/0x20 [ 63.447986] ? __fget+0x295/0x400 [ 63.451429] ? ksys_dup3+0x2e0/0x2e0 [ 63.455122] ? __f_unlock_pos+0xd/0x10 [ 63.458989] ? __fget_light+0x174/0x1e0 [ 63.462941] ? __fdget+0xe/0x10 [ 63.466200] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 63.471030] __sys_sendmsg+0xd9/0x180 [ 63.474872] ? __ia32_sys_shutdown+0x70/0x70 [ 63.479263] ? __sb_end_write+0xa4/0xd0 [ 63.483218] ? kasan_check_write+0x14/0x20 [ 63.487431] ? fput+0x18/0x120 [ 63.490607] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.495966] __x64_sys_sendmsg+0x73/0xb0 [ 63.500007] do_syscall_64+0xd0/0x4e0 [ 63.503787] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.508955] RIP: 0033:0x45c4a9 [ 63.512154] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 63.531134] RSP: 002b:00007f50b14dcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 63.539028] RAX: ffffffffffffffda RBX: 00007f50b14dd6d4 RCX: 000000000045c4a9 [ 63.546290] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 63.553555] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 63.560803] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 63.568072] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 63.579210] FAULT_INJECTION: forcing a failure. [ 63.579210] name failslab, interval 1, probability 0, space 0, times 0 [ 63.586634] FAULT_INJECTION: forcing a failure. [ 63.586634] name failslab, interval 1, probability 0, space 0, times 0 [ 63.590450] CPU: 0 PID: 8417 Comm: syz-executor.3 Not tainted 4.19.158-syzkaller #0 [ 63.609464] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.618933] Call Trace: [ 63.621522] dump_stack+0x123/0x177 [ 63.625150] should_fail.cold.4+0x5/0x13 [ 63.629207] ? find_held_lock+0x36/0x1d0 [ 63.633355] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 63.638464] __should_failslab+0xba/0xf0 [ 63.642532] should_failslab+0x9/0x14 [ 63.646326] kmem_cache_alloc+0x47/0x730 [ 63.650382] ? lock_acquire+0x173/0x3d0 [ 63.654375] skb_clone+0x115/0x340 [ 63.657916] netlink_deliver_tap+0x7d7/0xb00 [ 63.662308] __netlink_sendskb+0x62/0xc0 [ 63.666350] netlink_unicast+0x4ea/0x650 [ 63.670494] ? netlink_attachskb+0x6c0/0x6c0 [ 63.674900] netlink_ack+0x514/0xa50 [ 63.678599] ? netlink_sendmsg+0xc40/0xc40 [ 63.682829] ? find_held_lock+0x36/0x1d0 [ 63.687142] netlink_rcv_skb+0x2a8/0x3d0 [ 63.691178] ? lock_downgrade+0x860/0x860 [ 63.695305] ? rtnetlink_put_metrics+0x490/0x490 [ 63.700038] ? netlink_ack+0xa50/0xa50 [ 63.703903] ? netlink_deliver_tap+0x182/0xb00 [ 63.708467] rtnetlink_rcv+0x10/0x20 [ 63.712187] netlink_unicast+0x443/0x650 [ 63.716233] ? netlink_attachskb+0x6c0/0x6c0 [ 63.720705] ? _copy_from_iter_full+0x182/0x720 [ 63.725355] ? __check_object_size+0x1ef/0x301 [ 63.729920] netlink_sendmsg+0x765/0xc40 [ 63.733967] ? netlink_unicast+0x650/0x650 [ 63.738884] ? apparmor_socket_sendmsg+0x1b/0x20 [ 63.743616] ? netlink_unicast+0x650/0x650 [ 63.748860] sock_sendmsg+0xb5/0xf0 [ 63.752472] ___sys_sendmsg+0x647/0x950 [ 63.756428] ? find_held_lock+0x36/0x1d0 [ 63.760474] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 63.765218] ? __fget+0x278/0x400 [ 63.768650] ? kasan_check_read+0x11/0x20 [ 63.772785] ? __fget+0x295/0x400 [ 63.776218] ? ksys_dup3+0x2e0/0x2e0 [ 63.779918] ? __f_unlock_pos+0xd/0x10 [ 63.783792] ? __fget_light+0x174/0x1e0 [ 63.787765] ? __fdget+0xe/0x10 [ 63.791023] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 63.795864] __sys_sendmsg+0xd9/0x180 [ 63.799660] ? __ia32_sys_shutdown+0x70/0x70 [ 63.804049] ? __sb_end_write+0xa4/0xd0 [ 63.808022] ? kasan_check_write+0x14/0x20 [ 63.812236] ? fput+0x18/0x120 [ 63.815442] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.820795] __x64_sys_sendmsg+0x73/0xb0 [ 63.824843] do_syscall_64+0xd0/0x4e0 [ 63.828632] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.833812] RIP: 0033:0x45c4a9 [ 63.836990] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 63.855917] RSP: 002b:00007f1a44bd4c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 63.863616] RAX: ffffffffffffffda RBX: 00007f1a44bd56d4 RCX: 000000000045c4a9 [ 63.870889] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 63.878172] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 63.885425] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 63.892675] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 63.899941] CPU: 1 PID: 8378 Comm: syz-executor.1 Not tainted 4.19.158-syzkaller #0 [ 63.907745] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.917102] Call Trace: [ 63.919690] dump_stack+0x123/0x177 [ 63.923314] should_fail.cold.4+0x5/0x13 [ 63.927479] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 63.932631] ? lock_downgrade+0x860/0x860 [ 63.936826] __should_failslab+0xba/0xf0 [ 63.940872] should_failslab+0x9/0x14 [ 63.944673] kmem_cache_alloc_trace+0x2d4/0x740 [ 63.949321] ? qfq_change_class+0xa89/0x14b5 [ 63.953710] ? __local_bh_enable_ip+0x160/0x260 [ 63.958359] qfq_change_class+0xacf/0x14b5 [ 63.962573] ? qfq_delete_class+0x2d0/0x2d0 [ 63.966873] ? nla_parse+0x197/0x280 [ 63.970576] tc_ctl_tclass+0x3e9/0xba0 [ 63.974446] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 63.979528] ? find_held_lock+0x36/0x1d0 [ 63.983576] rtnetlink_rcv_msg+0x34f/0x8f0 [ 63.988328] ? rtnetlink_put_metrics+0x490/0x490 [ 63.993080] ? find_held_lock+0x36/0x1d0 [ 63.997121] netlink_rcv_skb+0x13e/0x3d0 [ 64.001161] ? lock_downgrade+0x860/0x860 [ 64.005288] ? rtnetlink_put_metrics+0x490/0x490 [ 64.010023] ? netlink_ack+0xa50/0xa50 [ 64.013902] ? netlink_deliver_tap+0x182/0xb00 [ 64.018474] rtnetlink_rcv+0x10/0x20 [ 64.022168] netlink_unicast+0x443/0x650 [ 64.026216] ? netlink_attachskb+0x6c0/0x6c0 [ 64.030616] ? _copy_from_iter_full+0x182/0x720 [ 64.035298] ? __check_object_size+0x1ef/0x301 [ 64.039859] netlink_sendmsg+0x765/0xc40 [ 64.043900] ? netlink_unicast+0x650/0x650 [ 64.048118] ? apparmor_socket_sendmsg+0x1b/0x20 [ 64.053011] ? netlink_unicast+0x650/0x650 [ 64.057226] sock_sendmsg+0xb5/0xf0 [ 64.060836] ___sys_sendmsg+0x647/0x950 [ 64.064863] ? find_held_lock+0x36/0x1d0 [ 64.069026] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 64.073768] ? __fget+0x278/0x400 [ 64.077225] ? kasan_check_read+0x11/0x20 [ 64.081356] ? __fget+0x295/0x400 [ 64.084791] ? ksys_dup3+0x2e0/0x2e0 [ 64.088491] ? __f_unlock_pos+0xd/0x10 [ 64.092391] ? __fget_light+0x174/0x1e0 [ 64.096354] ? __fdget+0xe/0x10 [ 64.099634] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 64.104462] __sys_sendmsg+0xd9/0x180 [ 64.108244] ? __ia32_sys_shutdown+0x70/0x70 [ 64.112651] ? __sb_end_write+0xa4/0xd0 [ 64.116607] ? kasan_check_write+0x14/0x20 [ 64.120828] ? fput+0x18/0x120 [ 64.124073] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.129439] __x64_sys_sendmsg+0x73/0xb0 [ 64.133515] do_syscall_64+0xd0/0x4e0 [ 64.137303] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.142490] RIP: 0033:0x45c4a9 [ 64.145665] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 64.164984] RSP: 002b:00007f9792b3dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 64.172673] RAX: ffffffffffffffda RBX: 00007f9792b3e6d4 RCX: 000000000045c4a9 [ 64.179933] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 64.187181] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 64.194429] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 64.201683] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 64.218281] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 64.234244] FAULT_INJECTION: forcing a failure. [ 64.234244] name failslab, interval 1, probability 0, space 0, times 0 [ 64.252480] CPU: 0 PID: 8384 Comm: syz-executor.4 Not tainted 4.19.158-syzkaller #0 [ 64.260300] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.269652] Call Trace: [ 64.272253] dump_stack+0x123/0x177 [ 64.275861] should_fail.cold.4+0x5/0x13 [ 64.280037] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 64.285123] ? lock_downgrade+0x860/0x860 [ 64.289281] __should_failslab+0xba/0xf0 [ 64.293321] should_failslab+0x9/0x14 [ 64.297098] kmem_cache_alloc_trace+0x2d4/0x740 [ 64.301747] ? qfq_change_class+0xa89/0x14b5 [ 64.306146] ? qfq_change_class+0xa89/0x14b5 [ 64.310550] ? __local_bh_enable_ip+0x160/0x260 [ 64.315214] qfq_change_class+0xacf/0x14b5 [ 64.319547] ? qfq_delete_class+0x2d0/0x2d0 [ 64.323869] ? nla_parse+0x197/0x280 [ 64.327582] tc_ctl_tclass+0x3e9/0xba0 [ 64.331465] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 64.336552] ? find_held_lock+0x36/0x1d0 [ 64.340613] rtnetlink_rcv_msg+0x34f/0x8f0 [ 64.344834] ? rtnetlink_put_metrics+0x490/0x490 [ 64.349566] ? find_held_lock+0x36/0x1d0 [ 64.353609] netlink_rcv_skb+0x13e/0x3d0 [ 64.357661] ? lock_downgrade+0x860/0x860 [ 64.361792] ? rtnetlink_put_metrics+0x490/0x490 [ 64.366567] ? netlink_ack+0xa50/0xa50 [ 64.370441] ? netlink_deliver_tap+0x182/0xb00 [ 64.375028] rtnetlink_rcv+0x10/0x20 [ 64.378739] netlink_unicast+0x443/0x650 [ 64.382781] ? netlink_attachskb+0x6c0/0x6c0 [ 64.387166] ? _copy_from_iter_full+0x182/0x720 [ 64.391833] ? __check_object_size+0x1ef/0x301 [ 64.396405] netlink_sendmsg+0x765/0xc40 [ 64.400456] ? netlink_unicast+0x650/0x650 [ 64.404682] ? apparmor_socket_sendmsg+0x1b/0x20 [ 64.409500] ? netlink_unicast+0x650/0x650 [ 64.413747] sock_sendmsg+0xb5/0xf0 [ 64.417367] ___sys_sendmsg+0x647/0x950 [ 64.421468] ? find_held_lock+0x36/0x1d0 [ 64.425626] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 64.430369] ? __fget+0x278/0x400 [ 64.433867] ? kasan_check_read+0x11/0x20 [ 64.438005] ? __fget+0x295/0x400 [ 64.441451] ? ksys_dup3+0x2e0/0x2e0 [ 64.445149] ? __f_unlock_pos+0xd/0x10 [ 64.449126] ? __fget_light+0x174/0x1e0 [ 64.453138] ? __fdget+0xe/0x10 [ 64.456410] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 64.461235] __sys_sendmsg+0xd9/0x180 [ 64.465031] ? __ia32_sys_shutdown+0x70/0x70 [ 64.469419] ? __sb_end_write+0xa4/0xd0 [ 64.473391] ? kasan_check_write+0x14/0x20 [ 64.477607] ? fput+0x18/0x120 [ 64.480786] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.491361] __x64_sys_sendmsg+0x73/0xb0 [ 64.495405] do_syscall_64+0xd0/0x4e0 [ 64.499185] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.504351] RIP: 0033:0x45c4a9 [ 64.507535] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 64.526691] RSP: 002b:00007feef6340c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 64.534652] RAX: ffffffffffffffda RBX: 00007feef63416d4 RCX: 000000000045c4a9 [ 64.541933] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 64.549189] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 64.556443] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 64.563703] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 64.579601] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 64.607502] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 64.623826] FAULT_INJECTION: forcing a failure. [ 64.623826] name failslab, interval 1, probability 0, space 0, times 0 [ 64.635911] CPU: 0 PID: 8406 Comm: syz-executor.2 Not tainted 4.19.158-syzkaller #0 [ 64.643726] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.653068] Call Trace: [ 64.655645] dump_stack+0x123/0x177 [ 64.659269] should_fail.cold.4+0x5/0x13 [ 64.663312] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 64.668395] ? lock_downgrade+0x860/0x860 [ 64.672560] __should_failslab+0xba/0xf0 [ 64.676653] should_failslab+0x9/0x14 [ 64.680436] kmem_cache_alloc_trace+0x2d4/0x740 [ 64.685082] ? qfq_change_class+0xa89/0x14b5 [ 64.689467] ? qfq_change_class+0xa89/0x14b5 [ 64.693853] ? __local_bh_enable_ip+0x160/0x260 [ 64.698503] qfq_change_class+0xacf/0x14b5 [ 64.702718] ? qfq_delete_class+0x2d0/0x2d0 [ 64.707018] ? nla_parse+0x197/0x280 [ 64.710728] tc_ctl_tclass+0x3e9/0xba0 [ 64.714610] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 64.719803] ? find_held_lock+0x36/0x1d0 [ 64.723860] rtnetlink_rcv_msg+0x34f/0x8f0 [ 64.728077] ? rtnetlink_put_metrics+0x490/0x490 [ 64.732826] ? find_held_lock+0x36/0x1d0 [ 64.736877] netlink_rcv_skb+0x13e/0x3d0 [ 64.740917] ? lock_downgrade+0x860/0x860 [ 64.745043] ? rtnetlink_put_metrics+0x490/0x490 [ 64.749778] ? netlink_ack+0xa50/0xa50 [ 64.753675] ? netlink_deliver_tap+0x182/0xb00 [ 64.758250] rtnetlink_rcv+0x10/0x20 [ 64.761943] netlink_unicast+0x443/0x650 [ 64.765983] ? netlink_attachskb+0x6c0/0x6c0 [ 64.770371] ? _copy_from_iter_full+0x182/0x720 [ 64.775019] ? __check_object_size+0x1ef/0x301 [ 64.779589] netlink_sendmsg+0x765/0xc40 [ 64.783632] ? netlink_unicast+0x650/0x650 [ 64.787847] ? apparmor_socket_sendmsg+0x1b/0x20 [ 64.792584] ? netlink_unicast+0x650/0x650 [ 64.796794] sock_sendmsg+0xb5/0xf0 [ 64.800401] ___sys_sendmsg+0x647/0x950 [ 64.804357] ? find_held_lock+0x36/0x1d0 [ 64.808405] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 64.813150] ? __fget+0x278/0x400 [ 64.816583] ? kasan_check_read+0x11/0x20 [ 64.820712] ? __fget+0x295/0x400 [ 64.824144] ? ksys_dup3+0x2e0/0x2e0 [ 64.827833] ? __f_unlock_pos+0xd/0x10 [ 64.831701] ? __fget_light+0x174/0x1e0 [ 64.835745] ? __fdget+0xe/0x10 [ 64.839012] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 64.843848] __sys_sendmsg+0xd9/0x180 [ 64.847643] ? __ia32_sys_shutdown+0x70/0x70 [ 64.852034] ? __sb_end_write+0xa4/0xd0 [ 64.855987] ? kasan_check_write+0x14/0x20 [ 64.860203] ? fput+0x18/0x120 [ 64.863407] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.868749] __x64_sys_sendmsg+0x73/0xb0 [ 64.872789] do_syscall_64+0xd0/0x4e0 [ 64.876569] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.881736] RIP: 0033:0x45c4a9 [ 64.884905] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 64.903791] RSP: 002b:00007fdaead13c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 64.911497] RAX: ffffffffffffffda RBX: 00007fdaead146d4 RCX: 000000000045c4a9 [ 64.918751] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 64.926001] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 64.933268] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 64.940517] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 64.958544] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 64.980265] FAULT_INJECTION: forcing a failure. [ 64.980265] name failslab, interval 1, probability 0, space 0, times 0 [ 64.998816] CPU: 1 PID: 8416 Comm: syz-executor.5 Not tainted 4.19.158-syzkaller #0 [ 65.006630] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.015987] Call Trace: [ 65.018577] dump_stack+0x123/0x177 [ 65.022212] should_fail.cold.4+0x5/0x13 [ 65.026359] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 65.031458] ? lock_downgrade+0x860/0x860 [ 65.035611] __should_failslab+0xba/0xf0 [ 65.039667] should_failslab+0x9/0x14 [ 65.043454] kmem_cache_alloc_trace+0x2d4/0x740 [ 65.048217] ? qfq_change_class+0xa89/0x14b5 [ 65.052736] ? qfq_change_class+0xa89/0x14b5 [ 65.057140] ? __local_bh_enable_ip+0x160/0x260 [ 65.061793] qfq_change_class+0xacf/0x14b5 [ 65.066014] ? qfq_delete_class+0x2d0/0x2d0 [ 65.070319] ? nla_parse+0x197/0x280 [ 65.074040] tc_ctl_tclass+0x3e9/0xba0 [ 65.077916] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 65.083018] ? find_held_lock+0x36/0x1d0 [ 65.087066] rtnetlink_rcv_msg+0x34f/0x8f0 [ 65.091282] ? rtnetlink_put_metrics+0x490/0x490 [ 65.096015] ? find_held_lock+0x36/0x1d0 [ 65.100067] netlink_rcv_skb+0x13e/0x3d0 [ 65.104546] ? lock_downgrade+0x860/0x860 [ 65.108683] ? rtnetlink_put_metrics+0x490/0x490 [ 65.113428] ? netlink_ack+0xa50/0xa50 [ 65.117305] ? netlink_deliver_tap+0x182/0xb00 [ 65.121886] rtnetlink_rcv+0x10/0x20 [ 65.125587] netlink_unicast+0x443/0x650 [ 65.129644] ? netlink_attachskb+0x6c0/0x6c0 [ 65.134027] ? _copy_from_iter_full+0x182/0x720 [ 65.138680] ? __check_object_size+0x1ef/0x301 [ 65.143265] netlink_sendmsg+0x765/0xc40 [ 65.147324] ? netlink_unicast+0x650/0x650 [ 65.151547] ? apparmor_socket_sendmsg+0x1b/0x20 [ 65.156290] ? netlink_unicast+0x650/0x650 [ 65.160516] sock_sendmsg+0xb5/0xf0 [ 65.164136] ___sys_sendmsg+0x647/0x950 [ 65.168098] ? find_held_lock+0x36/0x1d0 [ 65.172340] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 65.177093] ? __fget+0x278/0x400 [ 65.180549] ? kasan_check_read+0x11/0x20 [ 65.184811] ? __fget+0x295/0x400 [ 65.188250] ? ksys_dup3+0x2e0/0x2e0 [ 65.191943] ? __f_unlock_pos+0xd/0x10 [ 65.195864] ? __fget_light+0x174/0x1e0 [ 65.199823] ? __fdget+0xe/0x10 [ 65.203088] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 65.207931] __sys_sendmsg+0xd9/0x180 [ 65.211717] ? __ia32_sys_shutdown+0x70/0x70 [ 65.216104] ? __sb_end_write+0xa4/0xd0 [ 65.220063] ? kasan_check_write+0x14/0x20 [ 65.224301] ? fput+0x18/0x120 [ 65.227477] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.232852] __x64_sys_sendmsg+0x73/0xb0 [ 65.236899] do_syscall_64+0xd0/0x4e0 [ 65.240713] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.245888] RIP: 0033:0x45c4a9 [ 65.249059] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 65.267957] RSP: 002b:00007fb5b6e6fc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 65.275660] RAX: ffffffffffffffda RBX: 00007fb5b6e706d4 RCX: 000000000045c4a9 [ 65.282940] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000007 [ 65.290199] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 65.297451] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 65.304702] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 65.322597] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 65.355750] FAULT_INJECTION: forcing a failure. [ 65.355750] name failslab, interval 1, probability 0, space 0, times 0 [ 65.371473] CPU: 0 PID: 8424 Comm: syz-executor.0 Not tainted 4.19.158-syzkaller #0 [ 65.379282] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.388624] Call Trace: [ 65.391230] dump_stack+0x123/0x177 [ 65.394851] should_fail.cold.4+0x5/0x13 [ 65.398975] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 65.404063] ? lock_downgrade+0x860/0x860 [ 65.408216] __should_failslab+0xba/0xf0 [ 65.412269] should_failslab+0x9/0x14 [ 65.416206] kmem_cache_alloc_trace+0x2d4/0x740 [ 65.420869] ? qfq_change_class+0xa89/0x14b5 [ 65.425419] ? qfq_change_class+0xa89/0x14b5 [ 65.429852] ? __local_bh_enable_ip+0x160/0x260 [ 65.434513] qfq_change_class+0xacf/0x14b5 [ 65.438733] ? qfq_delete_class+0x2d0/0x2d0 [ 65.443050] ? nla_parse+0x197/0x280 [ 65.446757] tc_ctl_tclass+0x3e9/0xba0 [ 65.450637] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 65.455783] ? find_held_lock+0x36/0x1d0 [ 65.459832] rtnetlink_rcv_msg+0x34f/0x8f0 [ 65.464053] ? rtnetlink_put_metrics+0x490/0x490 [ 65.468796] ? find_held_lock+0x36/0x1d0 [ 65.472849] netlink_rcv_skb+0x13e/0x3d0 [ 65.476902] ? lock_downgrade+0x860/0x860 [ 65.481038] ? rtnetlink_put_metrics+0x490/0x490 [ 65.486487] ? netlink_ack+0xa50/0xa50 [ 65.490360] ? netlink_deliver_tap+0x182/0xb00 [ 65.495060] rtnetlink_rcv+0x10/0x20 [ 65.498765] netlink_unicast+0x443/0x650 [ 65.502822] ? netlink_attachskb+0x6c0/0x6c0 [ 65.507297] ? _copy_from_iter_full+0x182/0x720 [ 65.511966] ? __check_object_size+0x1ef/0x301 [ 65.516540] netlink_sendmsg+0x765/0xc40 [ 65.520760] ? netlink_unicast+0x650/0x650 [ 65.524992] ? apparmor_socket_sendmsg+0x1b/0x20 [ 65.529749] ? netlink_unicast+0x650/0x650 [ 65.533966] sock_sendmsg+0xb5/0xf0 [ 65.537572] ___sys_sendmsg+0x647/0x950 [ 65.541527] ? find_held_lock+0x36/0x1d0 [ 65.545568] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 65.550306] ? __fget+0x278/0x400 [ 65.553740] ? kasan_check_read+0x11/0x20 [ 65.557866] ? __fget+0x295/0x400 [ 65.561299] ? ksys_dup3+0x2e0/0x2e0 [ 65.565013] ? __f_unlock_pos+0xd/0x10 [ 65.568886] ? __fget_light+0x174/0x1e0 [ 65.572873] ? __fdget+0xe/0x10 [ 65.576240] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 65.581064] __sys_sendmsg+0xd9/0x180 [ 65.584868] ? __ia32_sys_shutdown+0x70/0x70 [ 65.589261] ? __sb_end_write+0xa4/0xd0 [ 65.593214] ? kasan_check_write+0x14/0x20 [ 65.597431] ? fput+0x18/0x120 [ 65.600631] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.605974] __x64_sys_sendmsg+0x73/0xb0 [ 65.610030] do_syscall_64+0xd0/0x4e0 [ 65.613841] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.619037] RIP: 0033:0x45c4a9 [ 65.622212] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 65.641216] RSP: 002b:00007f50b14dcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 65.648936] RAX: ffffffffffffffda RBX: 00007f50b14dd6d4 RCX: 000000000045c4a9 [ 65.656191] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 65.663444] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 65.670728] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 65.678008] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 65.692403] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 65.722958] FAULT_INJECTION: forcing a failure. [ 65.722958] name failslab, interval 1, probability 0, space 0, times 0 [ 65.744052] CPU: 1 PID: 8434 Comm: syz-executor.1 Not tainted 4.19.158-syzkaller #0 [ 65.751877] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.761224] Call Trace: [ 65.763800] dump_stack+0x123/0x177 [ 65.767563] should_fail.cold.4+0x5/0x13 [ 65.771624] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 65.776729] ? lock_downgrade+0x860/0x860 [ 65.780973] __should_failslab+0xba/0xf0 [ 65.785033] should_failslab+0x9/0x14 [ 65.789061] kmem_cache_alloc_trace+0x2d4/0x740 [ 65.793730] ? qfq_change_class+0xa89/0x14b5 [ 65.798133] ? qfq_change_class+0xa89/0x14b5 [ 65.802526] ? __local_bh_enable_ip+0x160/0x260 [ 65.807296] qfq_change_class+0xacf/0x14b5 [ 65.811513] ? qfq_delete_class+0x2d0/0x2d0 [ 65.815816] ? nla_parse+0x197/0x280 [ 65.819510] tc_ctl_tclass+0x3e9/0xba0 [ 65.823378] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 65.828461] ? find_held_lock+0x36/0x1d0 [ 65.832517] rtnetlink_rcv_msg+0x34f/0x8f0 [ 65.836748] ? rtnetlink_put_metrics+0x490/0x490 [ 65.841487] ? find_held_lock+0x36/0x1d0 [ 65.845530] netlink_rcv_skb+0x13e/0x3d0 [ 65.849589] ? lock_downgrade+0x860/0x860 [ 65.853753] ? rtnetlink_put_metrics+0x490/0x490 [ 65.858495] ? netlink_ack+0xa50/0xa50 [ 65.862384] ? netlink_deliver_tap+0x182/0xb00 [ 65.866950] rtnetlink_rcv+0x10/0x20 [ 65.870641] netlink_unicast+0x443/0x650 [ 65.874684] ? netlink_attachskb+0x6c0/0x6c0 [ 65.879150] ? _copy_from_iter_full+0x182/0x720 [ 65.883826] ? __check_object_size+0x1ef/0x301 [ 65.888394] netlink_sendmsg+0x765/0xc40 [ 65.892437] ? netlink_unicast+0x650/0x650 [ 65.896660] ? apparmor_socket_sendmsg+0x1b/0x20 [ 65.901413] ? netlink_unicast+0x650/0x650 [ 65.905630] sock_sendmsg+0xb5/0xf0 [ 65.909237] ___sys_sendmsg+0x647/0x950 [ 65.913192] ? find_held_lock+0x36/0x1d0 [ 65.917234] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 65.921996] ? __fget+0x278/0x400 [ 65.925517] ? kasan_check_read+0x11/0x20 [ 65.929661] ? __fget+0x295/0x400 [ 65.933113] ? ksys_dup3+0x2e0/0x2e0 [ 65.937066] ? __f_unlock_pos+0xd/0x10 [ 65.941018] ? __fget_light+0x174/0x1e0 [ 65.944976] ? __fdget+0xe/0x10 [ 65.948248] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 65.953074] __sys_sendmsg+0xd9/0x180 [ 65.956858] ? __ia32_sys_shutdown+0x70/0x70 [ 65.961256] ? __sb_end_write+0xa4/0xd0 [ 65.965408] ? kasan_check_write+0x14/0x20 [ 65.969803] ? fput+0x18/0x120 [ 65.972992] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.978348] __x64_sys_sendmsg+0x73/0xb0 [ 65.982390] do_syscall_64+0xd0/0x4e0 [ 65.986172] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.991361] RIP: 0033:0x45c4a9 [ 65.994532] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 66.013435] RSP: 002b:00007f9792b3dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 66.021135] RAX: ffffffffffffffda RBX: 00007f9792b3e6d4 RCX: 000000000045c4a9 [ 66.028396] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 66.035743] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 66.042994] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 66.050265] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 66.066044] FAULT_INJECTION: forcing a failure. [ 66.066044] name failslab, interval 1, probability 0, space 0, times 0 [ 66.079688] CPU: 1 PID: 8448 Comm: syz-executor.4 Not tainted 4.19.158-syzkaller #0 [ 66.087497] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.096855] Call Trace: [ 66.099483] dump_stack+0x123/0x177 [ 66.103111] should_fail.cold.4+0x5/0x13 [ 66.107171] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 66.112272] ? lock_downgrade+0x860/0x860 [ 66.116431] __should_failslab+0xba/0xf0 [ 66.120471] should_failslab+0x9/0x14 [ 66.124257] kmem_cache_alloc_trace+0x2d4/0x740 [ 66.128908] ? qfq_change_class+0xa89/0x14b5 [ 66.133375] ? qfq_change_class+0xa89/0x14b5 [ 66.137900] ? __local_bh_enable_ip+0x160/0x260 [ 66.142568] qfq_change_class+0xacf/0x14b5 [ 66.146787] ? qfq_delete_class+0x2d0/0x2d0 [ 66.151102] ? nla_parse+0x197/0x280 [ 66.154804] tc_ctl_tclass+0x3e9/0xba0 [ 66.158671] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 66.163770] ? find_held_lock+0x36/0x1d0 [ 66.167820] rtnetlink_rcv_msg+0x34f/0x8f0 [ 66.173448] ? rtnetlink_put_metrics+0x490/0x490 [ 66.178188] ? find_held_lock+0x36/0x1d0 [ 66.182245] netlink_rcv_skb+0x13e/0x3d0 [ 66.186293] ? lock_downgrade+0x860/0x860 [ 66.190446] ? rtnetlink_put_metrics+0x490/0x490 [ 66.195191] ? netlink_ack+0xa50/0xa50 [ 66.199064] ? netlink_deliver_tap+0x182/0xb00 [ 66.203638] rtnetlink_rcv+0x10/0x20 [ 66.207515] netlink_unicast+0x443/0x650 [ 66.212007] ? netlink_attachskb+0x6c0/0x6c0 [ 66.216544] ? _copy_from_iter_full+0x182/0x720 [ 66.229439] ? __check_object_size+0x1ef/0x301 [ 66.234136] netlink_sendmsg+0x765/0xc40 [ 66.238318] ? netlink_unicast+0x650/0x650 [ 66.242539] ? apparmor_socket_sendmsg+0x1b/0x20 [ 66.247306] ? netlink_unicast+0x650/0x650 [ 66.251550] sock_sendmsg+0xb5/0xf0 [ 66.255176] ___sys_sendmsg+0x647/0x950 [ 66.259159] ? find_held_lock+0x36/0x1d0 [ 66.263223] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 66.267965] ? __fget+0x278/0x400 [ 66.271414] ? kasan_check_read+0x11/0x20 [ 66.275551] ? __fget+0x295/0x400 [ 66.278983] ? ksys_dup3+0x2e0/0x2e0 [ 66.282678] ? __f_unlock_pos+0xd/0x10 [ 66.286550] ? __fget_light+0x174/0x1e0 [ 66.290509] ? __fdget+0xe/0x10 [ 66.293791] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 66.298623] __sys_sendmsg+0xd9/0x180 [ 66.302399] ? __ia32_sys_shutdown+0x70/0x70 [ 66.306785] ? __sb_end_write+0xa4/0xd0 [ 66.310841] ? kasan_check_write+0x14/0x20 [ 66.315224] ? fput+0x18/0x120 [ 66.318428] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.323806] __x64_sys_sendmsg+0x73/0xb0 [ 66.327853] do_syscall_64+0xd0/0x4e0 [ 66.333967] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.339143] RIP: 0033:0x45c4a9 [ 66.342339] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 66.361505] RSP: 002b:00007feef6340c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 66.370095] RAX: ffffffffffffffda RBX: 00007feef63416d4 RCX: 000000000045c4a9 [ 66.377355] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 66.384619] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 66.391874] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 66.399132] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 66.442650] FAULT_INJECTION: forcing a failure. [ 66.442650] name failslab, interval 1, probability 0, space 0, times 0 [ 66.454778] CPU: 1 PID: 8463 Comm: syz-executor.3 Not tainted 4.19.158-syzkaller #0 [ 66.462583] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.471920] Call Trace: [ 66.474507] dump_stack+0x123/0x177 [ 66.478111] should_fail.cold.4+0x5/0x13 [ 66.482331] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 66.487409] ? lock_downgrade+0x860/0x860 [ 66.491535] __should_failslab+0xba/0xf0 [ 66.495569] should_failslab+0x9/0x14 [ 66.499371] kmem_cache_alloc_trace+0x2d4/0x740 [ 66.504014] ? qfq_change_class+0xa89/0x14b5 [ 66.508402] ? qfq_change_class+0xa89/0x14b5 [ 66.512784] ? __local_bh_enable_ip+0x160/0x260 [ 66.517425] qfq_change_class+0xacf/0x14b5 [ 66.521634] ? qfq_delete_class+0x2d0/0x2d0 [ 66.525928] ? nla_parse+0x197/0x280 [ 66.529618] tc_ctl_tclass+0x3e9/0xba0 [ 66.533481] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 66.538658] ? find_held_lock+0x36/0x1d0 [ 66.542701] rtnetlink_rcv_msg+0x34f/0x8f0 [ 66.546918] ? rtnetlink_put_metrics+0x490/0x490 [ 66.551664] ? find_held_lock+0x36/0x1d0 [ 66.555700] netlink_rcv_skb+0x13e/0x3d0 [ 66.559742] ? lock_downgrade+0x860/0x860 [ 66.563861] ? rtnetlink_put_metrics+0x490/0x490 [ 66.568610] ? netlink_ack+0xa50/0xa50 [ 66.572471] ? netlink_deliver_tap+0x182/0xb00 [ 66.577028] rtnetlink_rcv+0x10/0x20 [ 66.580716] netlink_unicast+0x443/0x650 [ 66.584753] ? netlink_attachskb+0x6c0/0x6c0 [ 66.589135] ? _copy_from_iter_full+0x182/0x720 [ 66.594386] ? __check_object_size+0x1ef/0x301 [ 66.598942] netlink_sendmsg+0x765/0xc40 [ 66.602978] ? netlink_unicast+0x650/0x650 [ 66.607201] ? apparmor_socket_sendmsg+0x1b/0x20 [ 66.611931] ? netlink_unicast+0x650/0x650 [ 66.616139] sock_sendmsg+0xb5/0xf0 [ 66.619740] ___sys_sendmsg+0x647/0x950 [ 66.623688] ? find_held_lock+0x36/0x1d0 [ 66.632894] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 66.637624] ? __fget+0x278/0x400 [ 66.641072] ? kasan_check_read+0x11/0x20 [ 66.645199] ? __fget+0x295/0x400 [ 66.648631] ? ksys_dup3+0x2e0/0x2e0 [ 66.652317] ? __f_unlock_pos+0xd/0x10 [ 66.656198] ? __fget_light+0x174/0x1e0 [ 66.660154] ? __fdget+0xe/0x10 [ 66.663447] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 66.668387] __sys_sendmsg+0xd9/0x180 [ 66.672171] ? __ia32_sys_shutdown+0x70/0x70 [ 66.676563] ? __sb_end_write+0xa4/0xd0 [ 66.680512] ? kasan_check_write+0x14/0x20 [ 66.684740] ? fput+0x18/0x120 [ 66.687920] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.693358] __x64_sys_sendmsg+0x73/0xb0 [ 66.697394] do_syscall_64+0xd0/0x4e0 [ 66.701174] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.706340] RIP: 0033:0x45c4a9 [ 66.709505] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 66.728731] RSP: 002b:00007f1a44bb3c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 66.736415] RAX: ffffffffffffffda RBX: 00007f1a44bb46d4 RCX: 000000000045c4a9 [ 66.743660] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 66.750929] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 66.758181] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 66.765436] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 66.780544] FAULT_INJECTION: forcing a failure. [ 66.780544] name failslab, interval 1, probability 0, space 0, times 0 [ 66.797382] CPU: 0 PID: 8464 Comm: syz-executor.2 Not tainted 4.19.158-syzkaller #0 [ 66.805327] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.814816] Call Trace: [ 66.817457] dump_stack+0x123/0x177 [ 66.821078] should_fail.cold.4+0x5/0x13 [ 66.825145] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 66.830279] ? lock_downgrade+0x860/0x860 [ 66.834413] __should_failslab+0xba/0xf0 [ 66.838456] should_failslab+0x9/0x14 [ 66.842263] kmem_cache_alloc_trace+0x2d4/0x740 [ 66.846938] ? qfq_change_class+0xa89/0x14b5 [ 66.851344] ? qfq_change_class+0xa89/0x14b5 [ 66.855748] ? __local_bh_enable_ip+0x160/0x260 [ 66.860412] qfq_change_class+0xacf/0x14b5 [ 66.864624] ? qfq_delete_class+0x2d0/0x2d0 [ 66.868940] ? nla_parse+0x197/0x280 [ 66.872635] tc_ctl_tclass+0x3e9/0xba0 [ 66.876501] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 66.881610] ? find_held_lock+0x36/0x1d0 [ 66.885856] rtnetlink_rcv_msg+0x34f/0x8f0 [ 66.890070] ? rtnetlink_put_metrics+0x490/0x490 [ 66.894804] ? find_held_lock+0x36/0x1d0 [ 66.898850] netlink_rcv_skb+0x13e/0x3d0 [ 66.902888] ? lock_downgrade+0x860/0x860 [ 66.907014] ? rtnetlink_put_metrics+0x490/0x490 [ 66.911745] ? netlink_ack+0xa50/0xa50 [ 66.915633] ? netlink_deliver_tap+0x182/0xb00 [ 66.920222] rtnetlink_rcv+0x10/0x20 [ 66.923912] netlink_unicast+0x443/0x650 [ 66.927951] ? netlink_attachskb+0x6c0/0x6c0 [ 66.932342] ? _copy_from_iter_full+0x182/0x720 [ 66.937013] ? __check_object_size+0x1ef/0x301 [ 66.941579] netlink_sendmsg+0x765/0xc40 [ 66.945617] ? netlink_unicast+0x650/0x650 [ 66.949832] ? apparmor_socket_sendmsg+0x1b/0x20 [ 66.954572] ? netlink_unicast+0x650/0x650 [ 66.958789] sock_sendmsg+0xb5/0xf0 [ 66.962393] ___sys_sendmsg+0x647/0x950 [ 66.966363] ? find_held_lock+0x36/0x1d0 [ 66.970400] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 66.975133] ? __fget+0x278/0x400 [ 66.978654] ? kasan_check_read+0x11/0x20 [ 66.982783] ? __fget+0x295/0x400 [ 66.986215] ? ksys_dup3+0x2e0/0x2e0 [ 66.989908] ? __f_unlock_pos+0xd/0x10 [ 66.993844] ? __fget_light+0x174/0x1e0 [ 66.997875] ? __fdget+0xe/0x10 [ 67.001151] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 67.006676] __sys_sendmsg+0xd9/0x180 [ 67.010513] ? __ia32_sys_shutdown+0x70/0x70 [ 67.014930] ? __sb_end_write+0xa4/0xd0 [ 67.019149] ? kasan_check_write+0x14/0x20 [ 67.023377] ? fput+0x18/0x120 [ 67.026553] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.031908] __x64_sys_sendmsg+0x73/0xb0 [ 67.035961] do_syscall_64+0xd0/0x4e0 [ 67.039755] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.044946] RIP: 0033:0x45c4a9 [ 67.048116] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 67.067106] RSP: 002b:00007fdaead13c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 67.074813] RAX: ffffffffffffffda RBX: 00007fdaead146d4 RCX: 000000000045c4a9 [ 67.082240] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 67.089504] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 67.096768] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 67.104181] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 67.127172] FAULT_INJECTION: forcing a failure. [ 67.127172] name failslab, interval 1, probability 0, space 0, times 0 [ 67.155985] CPU: 1 PID: 8474 Comm: syz-executor.5 Not tainted 4.19.158-syzkaller #0 [ 67.163807] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.173159] Call Trace: [ 67.175748] dump_stack+0x123/0x177 [ 67.179423] should_fail.cold.4+0x5/0x13 [ 67.183485] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 67.188580] ? lock_downgrade+0x860/0x860 [ 67.192741] __should_failslab+0xba/0xf0 [ 67.196789] should_failslab+0x9/0x14 [ 67.200570] kmem_cache_alloc_trace+0x2d4/0x740 [ 67.205218] ? qfq_change_class+0xa89/0x14b5 [ 67.209608] ? qfq_change_class+0xa89/0x14b5 [ 67.214107] ? __local_bh_enable_ip+0x160/0x260 [ 67.218864] qfq_change_class+0xacf/0x14b5 [ 67.223224] ? qfq_delete_class+0x2d0/0x2d0 [ 67.227673] ? nla_parse+0x197/0x280 [ 67.231388] tc_ctl_tclass+0x3e9/0xba0 [ 67.235279] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 67.240367] ? find_held_lock+0x36/0x1d0 [ 67.244435] rtnetlink_rcv_msg+0x34f/0x8f0 [ 67.248653] ? rtnetlink_put_metrics+0x490/0x490 [ 67.253411] ? find_held_lock+0x36/0x1d0 [ 67.257474] netlink_rcv_skb+0x13e/0x3d0 [ 67.261521] ? lock_downgrade+0x860/0x860 [ 67.265667] ? rtnetlink_put_metrics+0x490/0x490 [ 67.270428] ? netlink_ack+0xa50/0xa50 [ 67.274325] ? netlink_deliver_tap+0x182/0xb00 [ 67.279050] rtnetlink_rcv+0x10/0x20 [ 67.282754] netlink_unicast+0x443/0x650 [ 67.286800] ? netlink_attachskb+0x6c0/0x6c0 [ 67.291367] ? _copy_from_iter_full+0x182/0x720 [ 67.296017] ? __check_object_size+0x1ef/0x301 [ 67.300584] netlink_sendmsg+0x765/0xc40 [ 67.304664] ? netlink_unicast+0x650/0x650 [ 67.308897] ? apparmor_socket_sendmsg+0x1b/0x20 [ 67.313652] ? netlink_unicast+0x650/0x650 [ 67.317885] sock_sendmsg+0xb5/0xf0 [ 67.321506] ___sys_sendmsg+0x647/0x950 [ 67.325461] ? find_held_lock+0x36/0x1d0 [ 67.329504] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 67.334282] ? __fget+0x278/0x400 [ 67.337727] ? kasan_check_read+0x11/0x20 [ 67.341879] ? __fget+0x295/0x400 [ 67.345485] ? ksys_dup3+0x2e0/0x2e0 [ 67.349368] ? __f_unlock_pos+0xd/0x10 [ 67.353264] ? __fget_light+0x174/0x1e0 [ 67.357217] ? __fdget+0xe/0x10 [ 67.360481] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 67.365315] __sys_sendmsg+0xd9/0x180 [ 67.369094] ? __ia32_sys_shutdown+0x70/0x70 [ 67.373496] ? __sb_end_write+0xa4/0xd0 [ 67.377876] ? kasan_check_write+0x14/0x20 [ 67.383665] ? fput+0x18/0x120 [ 67.386840] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.392189] __x64_sys_sendmsg+0x73/0xb0 [ 67.396232] do_syscall_64+0xd0/0x4e0 [ 67.400014] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.405184] RIP: 0033:0x45c4a9 [ 67.408369] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 67.427373] RSP: 002b:00007fb5b6e6fc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 67.435076] RAX: ffffffffffffffda RBX: 00007fb5b6e706d4 RCX: 000000000045c4a9 [ 67.442329] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 67.449580] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 2020/11/20 01:06:28 executed programs: 65 [ 67.456829] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 67.464077] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 67.492905] nla_parse: 5 callbacks suppressed [ 67.492909] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 67.519850] FAULT_INJECTION: forcing a failure. [ 67.519850] name failslab, interval 1, probability 0, space 0, times 0 [ 67.533023] CPU: 0 PID: 8493 Comm: syz-executor.1 Not tainted 4.19.158-syzkaller #0 [ 67.540821] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.550246] Call Trace: [ 67.552850] dump_stack+0x123/0x177 [ 67.556462] should_fail.cold.4+0x5/0x13 [ 67.560509] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 67.565593] ? lock_downgrade+0x860/0x860 [ 67.569727] __should_failslab+0xba/0xf0 [ 67.573785] should_failslab+0x9/0x14 [ 67.577562] kmem_cache_alloc_trace+0x2d4/0x740 [ 67.582207] ? qfq_change_class+0xa89/0x14b5 [ 67.586589] ? qfq_change_class+0xa89/0x14b5 [ 67.591082] ? __local_bh_enable_ip+0x160/0x260 [ 67.595754] qfq_change_class+0xacf/0x14b5 [ 67.599982] ? qfq_delete_class+0x2d0/0x2d0 [ 67.604289] ? nla_parse+0x197/0x280 [ 67.608007] tc_ctl_tclass+0x3e9/0xba0 [ 67.611876] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 67.616955] ? find_held_lock+0x36/0x1d0 [ 67.621531] rtnetlink_rcv_msg+0x34f/0x8f0 [ 67.625742] ? rtnetlink_put_metrics+0x490/0x490 [ 67.630475] ? find_held_lock+0x36/0x1d0 [ 67.634524] netlink_rcv_skb+0x13e/0x3d0 [ 67.638573] ? lock_downgrade+0x860/0x860 [ 67.642720] ? rtnetlink_put_metrics+0x490/0x490 [ 67.647456] ? netlink_ack+0xa50/0xa50 [ 67.651329] ? netlink_deliver_tap+0x182/0xb00 [ 67.655897] rtnetlink_rcv+0x10/0x20 [ 67.659584] netlink_unicast+0x443/0x650 [ 67.663637] ? netlink_attachskb+0x6c0/0x6c0 [ 67.668022] ? _copy_from_iter_full+0x182/0x720 [ 67.672938] ? __check_object_size+0x1ef/0x301 [ 67.677510] netlink_sendmsg+0x765/0xc40 [ 67.681680] ? netlink_unicast+0x650/0x650 [ 67.685919] ? apparmor_socket_sendmsg+0x1b/0x20 [ 67.690671] ? netlink_unicast+0x650/0x650 [ 67.694887] sock_sendmsg+0xb5/0xf0 [ 67.698510] ___sys_sendmsg+0x647/0x950 [ 67.702477] ? find_held_lock+0x36/0x1d0 [ 67.706521] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 67.711359] ? __fget+0x278/0x400 [ 67.714883] ? kasan_check_read+0x11/0x20 [ 67.719086] ? __fget+0x295/0x400 [ 67.722531] ? ksys_dup3+0x2e0/0x2e0 [ 67.726223] ? __f_unlock_pos+0xd/0x10 [ 67.730093] ? __fget_light+0x174/0x1e0 [ 67.734076] ? __fdget+0xe/0x10 [ 67.737332] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 67.742154] __sys_sendmsg+0xd9/0x180 [ 67.745929] ? __ia32_sys_shutdown+0x70/0x70 [ 67.750319] ? __sb_end_write+0xa4/0xd0 [ 67.754270] ? kasan_check_write+0x14/0x20 [ 67.758481] ? fput+0x18/0x120 [ 67.761662] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.767004] __x64_sys_sendmsg+0x73/0xb0 [ 67.771054] do_syscall_64+0xd0/0x4e0 [ 67.774834] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.780007] RIP: 0033:0x45c4a9 [ 67.783174] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 67.803014] RSP: 002b:00007f9792b3dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 67.810712] RAX: ffffffffffffffda RBX: 00007f9792b3e6d4 RCX: 000000000045c4a9 [ 67.817964] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 67.825226] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 67.832475] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 67.839730] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 67.855559] FAULT_INJECTION: forcing a failure. [ 67.855559] name failslab, interval 1, probability 0, space 0, times 0 [ 67.867787] CPU: 0 PID: 8494 Comm: syz-executor.0 Not tainted 4.19.158-syzkaller #0 [ 67.875626] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.884977] Call Trace: [ 67.887565] dump_stack+0x123/0x177 [ 67.891206] should_fail.cold.4+0x5/0x13 [ 67.895270] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 67.900371] ? lock_downgrade+0x860/0x860 [ 67.904555] __should_failslab+0xba/0xf0 [ 67.908597] should_failslab+0x9/0x14 [ 67.912377] kmem_cache_alloc_trace+0x2d4/0x740 [ 67.917148] ? qfq_change_class+0xa89/0x14b5 [ 67.921552] ? qfq_change_class+0xa89/0x14b5 [ 67.925968] ? __local_bh_enable_ip+0x160/0x260 [ 67.930718] qfq_change_class+0xacf/0x14b5 [ 67.934932] ? qfq_delete_class+0x2d0/0x2d0 [ 67.939267] ? nla_parse+0x197/0x280 [ 67.942962] tc_ctl_tclass+0x3e9/0xba0 [ 67.946833] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 67.951919] ? find_held_lock+0x36/0x1d0 [ 67.956027] rtnetlink_rcv_msg+0x34f/0x8f0 [ 67.960245] ? rtnetlink_put_metrics+0x490/0x490 [ 67.964981] ? find_held_lock+0x36/0x1d0 [ 67.969043] netlink_rcv_skb+0x13e/0x3d0 [ 67.973093] ? lock_downgrade+0x860/0x860 [ 67.977230] ? rtnetlink_put_metrics+0x490/0x490 [ 67.981970] ? netlink_ack+0xa50/0xa50 [ 67.985857] ? netlink_deliver_tap+0x182/0xb00 [ 67.990432] rtnetlink_rcv+0x10/0x20 [ 67.995181] netlink_unicast+0x443/0x650 [ 67.999233] ? netlink_attachskb+0x6c0/0x6c0 [ 68.003619] ? _copy_from_iter_full+0x182/0x720 [ 68.008283] ? __check_object_size+0x1ef/0x301 [ 68.012852] netlink_sendmsg+0x765/0xc40 [ 68.016904] ? netlink_unicast+0x650/0x650 [ 68.021118] ? apparmor_socket_sendmsg+0x1b/0x20 [ 68.025859] ? netlink_unicast+0x650/0x650 [ 68.030103] sock_sendmsg+0xb5/0xf0 [ 68.033731] ___sys_sendmsg+0x647/0x950 [ 68.037688] ? find_held_lock+0x36/0x1d0 [ 68.041755] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 68.046514] ? __fget+0x278/0x400 [ 68.050058] ? kasan_check_read+0x11/0x20 [ 68.054221] ? __fget+0x295/0x400 [ 68.057654] ? ksys_dup3+0x2e0/0x2e0 [ 68.061367] ? __f_unlock_pos+0xd/0x10 [ 68.065236] ? __fget_light+0x174/0x1e0 [ 68.070487] ? __fdget+0xe/0x10 [ 68.073830] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 68.078659] __sys_sendmsg+0xd9/0x180 [ 68.082606] ? __ia32_sys_shutdown+0x70/0x70 [ 68.087012] ? __sb_end_write+0xa4/0xd0 [ 68.090978] ? kasan_check_write+0x14/0x20 [ 68.095198] ? fput+0x18/0x120 [ 68.098382] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.103758] __x64_sys_sendmsg+0x73/0xb0 [ 68.107867] do_syscall_64+0xd0/0x4e0 [ 68.111691] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.116868] RIP: 0033:0x45c4a9 [ 68.120039] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 68.138921] RSP: 002b:00007f50b14dcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 68.146608] RAX: ffffffffffffffda RBX: 00007f50b14dd6d4 RCX: 000000000045c4a9 [ 68.154816] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 68.162603] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 68.169909] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 68.177270] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 68.188360] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 68.221985] FAULT_INJECTION: forcing a failure. [ 68.221985] name failslab, interval 1, probability 0, space 0, times 0 [ 68.233850] CPU: 1 PID: 8508 Comm: syz-executor.4 Not tainted 4.19.158-syzkaller #0 [ 68.241728] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.251200] Call Trace: [ 68.253788] dump_stack+0x123/0x177 [ 68.257399] should_fail.cold.4+0x5/0x13 [ 68.261588] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 68.266848] ? lock_downgrade+0x860/0x860 [ 68.271194] __should_failslab+0xba/0xf0 [ 68.275241] should_failslab+0x9/0x14 [ 68.279020] kmem_cache_alloc_trace+0x2d4/0x740 [ 68.283668] ? qfq_change_class+0xa89/0x14b5 [ 68.288254] ? qfq_change_class+0xa89/0x14b5 [ 68.292661] ? __local_bh_enable_ip+0x160/0x260 [ 68.297511] qfq_change_class+0xacf/0x14b5 [ 68.301867] ? qfq_delete_class+0x2d0/0x2d0 [ 68.306173] ? nla_parse+0x197/0x280 [ 68.309884] tc_ctl_tclass+0x3e9/0xba0 [ 68.314810] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 68.319902] ? find_held_lock+0x36/0x1d0 [ 68.323980] rtnetlink_rcv_msg+0x34f/0x8f0 [ 68.328207] ? rtnetlink_put_metrics+0x490/0x490 [ 68.332957] ? find_held_lock+0x36/0x1d0 [ 68.337002] netlink_rcv_skb+0x13e/0x3d0 [ 68.341146] ? lock_downgrade+0x860/0x860 [ 68.345279] ? rtnetlink_put_metrics+0x490/0x490 [ 68.350027] ? netlink_ack+0xa50/0xa50 [ 68.353942] ? netlink_deliver_tap+0x182/0xb00 [ 68.358524] rtnetlink_rcv+0x10/0x20 [ 68.362227] netlink_unicast+0x443/0x650 [ 68.366281] ? netlink_attachskb+0x6c0/0x6c0 [ 68.370681] ? _copy_from_iter_full+0x182/0x720 [ 68.375564] ? __check_object_size+0x1ef/0x301 [ 68.380135] netlink_sendmsg+0x765/0xc40 [ 68.384201] ? netlink_unicast+0x650/0x650 [ 68.388431] ? apparmor_socket_sendmsg+0x1b/0x20 [ 68.393179] ? netlink_unicast+0x650/0x650 [ 68.397395] sock_sendmsg+0xb5/0xf0 [ 68.401015] ___sys_sendmsg+0x647/0x950 [ 68.404985] ? find_held_lock+0x36/0x1d0 [ 68.409046] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 68.414028] ? __fget+0x278/0x400 [ 68.417474] ? kasan_check_read+0x11/0x20 [ 68.421610] ? __fget+0x295/0x400 [ 68.425049] ? ksys_dup3+0x2e0/0x2e0 [ 68.428751] ? __f_unlock_pos+0xd/0x10 [ 68.432729] ? __fget_light+0x174/0x1e0 [ 68.436683] ? __fdget+0xe/0x10 [ 68.439944] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 68.444773] __sys_sendmsg+0xd9/0x180 [ 68.448560] ? __ia32_sys_shutdown+0x70/0x70 [ 68.452959] ? __sb_end_write+0xa4/0xd0 [ 68.456922] ? kasan_check_write+0x14/0x20 [ 68.461143] ? fput+0x18/0x120 [ 68.464325] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.469680] __x64_sys_sendmsg+0x73/0xb0 [ 68.473730] do_syscall_64+0xd0/0x4e0 [ 68.477511] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.482682] RIP: 0033:0x45c4a9 [ 68.485859] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 68.504747] RSP: 002b:00007feef6340c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 68.512453] RAX: ffffffffffffffda RBX: 00007feef63416d4 RCX: 000000000045c4a9 [ 68.519709] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 68.526982] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 68.534236] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 68.541491] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 68.558866] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 68.583436] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 68.596923] FAULT_INJECTION: forcing a failure. [ 68.596923] name failslab, interval 1, probability 0, space 0, times 0 [ 68.608620] CPU: 0 PID: 8523 Comm: syz-executor.2 Not tainted 4.19.158-syzkaller #0 [ 68.616556] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.625906] Call Trace: [ 68.628487] dump_stack+0x123/0x177 [ 68.632237] should_fail.cold.4+0x5/0x13 [ 68.636292] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 68.641392] ? lock_downgrade+0x860/0x860 [ 68.645667] __should_failslab+0xba/0xf0 [ 68.649856] should_failslab+0x9/0x14 [ 68.653646] kmem_cache_alloc_trace+0x2d4/0x740 [ 68.658753] ? qfq_change_class+0xa89/0x14b5 [ 68.663171] ? qfq_change_class+0xa89/0x14b5 [ 68.667653] ? __local_bh_enable_ip+0x160/0x260 [ 68.672349] qfq_change_class+0xacf/0x14b5 [ 68.676700] ? qfq_delete_class+0x2d0/0x2d0 [ 68.681008] ? nla_parse+0x197/0x280 [ 68.684706] tc_ctl_tclass+0x3e9/0xba0 [ 68.688580] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 68.693674] ? find_held_lock+0x36/0x1d0 [ 68.697749] rtnetlink_rcv_msg+0x34f/0x8f0 [ 68.701971] ? rtnetlink_put_metrics+0x490/0x490 [ 68.706716] ? find_held_lock+0x36/0x1d0 [ 68.710773] netlink_rcv_skb+0x13e/0x3d0 [ 68.714839] ? lock_downgrade+0x860/0x860 [ 68.718978] ? rtnetlink_put_metrics+0x490/0x490 [ 68.723744] ? netlink_ack+0xa50/0xa50 [ 68.727619] ? netlink_deliver_tap+0x182/0xb00 [ 68.732192] rtnetlink_rcv+0x10/0x20 [ 68.735893] netlink_unicast+0x443/0x650 [ 68.739964] ? netlink_attachskb+0x6c0/0x6c0 [ 68.744372] ? _copy_from_iter_full+0x182/0x720 [ 68.749058] ? __check_object_size+0x1ef/0x301 [ 68.753640] netlink_sendmsg+0x765/0xc40 [ 68.757688] ? netlink_unicast+0x650/0x650 [ 68.761912] ? apparmor_socket_sendmsg+0x1b/0x20 [ 68.766653] ? netlink_unicast+0x650/0x650 [ 68.770873] sock_sendmsg+0xb5/0xf0 [ 68.774497] ___sys_sendmsg+0x647/0x950 [ 68.778488] ? find_held_lock+0x36/0x1d0 [ 68.782550] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 68.787289] ? __fget+0x278/0x400 [ 68.790739] ? kasan_check_read+0x11/0x20 [ 68.794885] ? __fget+0x295/0x400 [ 68.798331] ? ksys_dup3+0x2e0/0x2e0 [ 68.802039] ? __f_unlock_pos+0xd/0x10 [ 68.806107] ? __fget_light+0x174/0x1e0 [ 68.810069] ? __fdget+0xe/0x10 [ 68.813334] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 68.818163] __sys_sendmsg+0xd9/0x180 [ 68.821965] ? __ia32_sys_shutdown+0x70/0x70 [ 68.826357] ? __sb_end_write+0xa4/0xd0 [ 68.830318] ? kasan_check_write+0x14/0x20 [ 68.834557] ? fput+0x18/0x120 [ 68.837744] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.843090] __x64_sys_sendmsg+0x73/0xb0 [ 68.847134] do_syscall_64+0xd0/0x4e0 [ 68.850920] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.856098] RIP: 0033:0x45c4a9 [ 68.859298] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 68.878186] RSP: 002b:00007fdaead13c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 68.885885] RAX: ffffffffffffffda RBX: 00007fdaead146d4 RCX: 000000000045c4a9 [ 68.893142] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 68.900397] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 68.907672] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 68.914923] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 68.923844] FAULT_INJECTION: forcing a failure. [ 68.923844] name failslab, interval 1, probability 0, space 0, times 0 [ 68.936601] CPU: 0 PID: 8524 Comm: syz-executor.3 Not tainted 4.19.158-syzkaller #0 [ 68.944405] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.954019] Call Trace: [ 68.956611] dump_stack+0x123/0x177 [ 68.960237] should_fail.cold.4+0x5/0x13 [ 68.964300] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 68.969402] ? lock_downgrade+0x860/0x860 [ 68.973556] __should_failslab+0xba/0xf0 [ 68.977615] should_failslab+0x9/0x14 [ 68.981416] kmem_cache_alloc_trace+0x2d4/0x740 [ 68.986079] ? qfq_change_class+0xa89/0x14b5 [ 68.990465] ? qfq_change_class+0xa89/0x14b5 [ 68.994853] ? __local_bh_enable_ip+0x160/0x260 [ 68.999511] qfq_change_class+0xacf/0x14b5 [ 69.003726] ? qfq_delete_class+0x2d0/0x2d0 [ 69.008027] ? nla_parse+0x197/0x280 [ 69.011729] tc_ctl_tclass+0x3e9/0xba0 [ 69.015614] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 69.020711] ? find_held_lock+0x36/0x1d0 [ 69.024761] rtnetlink_rcv_msg+0x34f/0x8f0 [ 69.028984] ? rtnetlink_put_metrics+0x490/0x490 [ 69.033834] ? find_held_lock+0x36/0x1d0 [ 69.037879] netlink_rcv_skb+0x13e/0x3d0 [ 69.041936] ? lock_downgrade+0x860/0x860 [ 69.046062] ? rtnetlink_put_metrics+0x490/0x490 [ 69.050799] ? netlink_ack+0xa50/0xa50 [ 69.054667] ? netlink_deliver_tap+0x182/0xb00 [ 69.059233] rtnetlink_rcv+0x10/0x20 [ 69.062932] netlink_unicast+0x443/0x650 [ 69.066983] ? netlink_attachskb+0x6c0/0x6c0 [ 69.071637] ? _copy_from_iter_full+0x182/0x720 [ 69.076292] ? __check_object_size+0x1ef/0x301 [ 69.080875] netlink_sendmsg+0x765/0xc40 [ 69.084919] ? netlink_unicast+0x650/0x650 [ 69.089142] ? apparmor_socket_sendmsg+0x1b/0x20 [ 69.093896] ? netlink_unicast+0x650/0x650 [ 69.098139] sock_sendmsg+0xb5/0xf0 [ 69.101744] ___sys_sendmsg+0x647/0x950 [ 69.105695] ? find_held_lock+0x36/0x1d0 [ 69.109741] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 69.114484] ? __fget+0x278/0x400 [ 69.117928] ? kasan_check_read+0x11/0x20 [ 69.122057] ? __fget+0x295/0x400 [ 69.125489] ? ksys_dup3+0x2e0/0x2e0 [ 69.129298] ? __f_unlock_pos+0xd/0x10 [ 69.133210] ? __fget_light+0x174/0x1e0 [ 69.137167] ? __fdget+0xe/0x10 [ 69.140428] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 69.145248] __sys_sendmsg+0xd9/0x180 [ 69.149026] ? __ia32_sys_shutdown+0x70/0x70 [ 69.153414] ? __sb_end_write+0xa4/0xd0 [ 69.157365] ? kasan_check_write+0x14/0x20 [ 69.161583] ? fput+0x18/0x120 [ 69.164772] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.170133] __x64_sys_sendmsg+0x73/0xb0 [ 69.174525] do_syscall_64+0xd0/0x4e0 [ 69.178308] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.183477] RIP: 0033:0x45c4a9 [ 69.186645] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 69.205700] RSP: 002b:00007f1a44bb3c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 69.213393] RAX: ffffffffffffffda RBX: 00007f1a44bb46d4 RCX: 000000000045c4a9 [ 69.220646] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 69.227896] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 69.235675] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 69.242928] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 69.257911] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 69.283212] FAULT_INJECTION: forcing a failure. [ 69.283212] name failslab, interval 1, probability 0, space 0, times 0 [ 69.294771] CPU: 1 PID: 8538 Comm: syz-executor.5 Not tainted 4.19.158-syzkaller #0 [ 69.302658] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.312011] Call Trace: [ 69.314577] dump_stack+0x123/0x177 [ 69.318181] should_fail.cold.4+0x5/0x13 [ 69.322215] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 69.327344] ? lock_downgrade+0x860/0x860 [ 69.331497] __should_failslab+0xba/0xf0 [ 69.335544] should_failslab+0x9/0x14 [ 69.339332] kmem_cache_alloc_trace+0x2d4/0x740 [ 69.343977] ? qfq_change_class+0xa89/0x14b5 [ 69.348366] ? qfq_change_class+0xa89/0x14b5 [ 69.352774] ? __local_bh_enable_ip+0x160/0x260 [ 69.357417] qfq_change_class+0xacf/0x14b5 [ 69.361627] ? qfq_delete_class+0x2d0/0x2d0 [ 69.365927] ? nla_parse+0x197/0x280 [ 69.369626] tc_ctl_tclass+0x3e9/0xba0 [ 69.373515] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 69.378612] ? find_held_lock+0x36/0x1d0 [ 69.382673] rtnetlink_rcv_msg+0x34f/0x8f0 [ 69.386910] ? rtnetlink_put_metrics+0x490/0x490 [ 69.393829] ? find_held_lock+0x36/0x1d0 [ 69.397872] netlink_rcv_skb+0x13e/0x3d0 [ 69.401904] ? lock_downgrade+0x860/0x860 [ 69.406043] ? rtnetlink_put_metrics+0x490/0x490 [ 69.410795] ? netlink_ack+0xa50/0xa50 [ 69.414765] ? netlink_deliver_tap+0x182/0xb00 [ 69.419327] rtnetlink_rcv+0x10/0x20 [ 69.423024] netlink_unicast+0x443/0x650 [ 69.427071] ? netlink_attachskb+0x6c0/0x6c0 [ 69.431464] ? _copy_from_iter_full+0x182/0x720 [ 69.436136] ? __check_object_size+0x1ef/0x301 [ 69.440757] netlink_sendmsg+0x765/0xc40 [ 69.444809] ? netlink_unicast+0x650/0x650 [ 69.449119] ? apparmor_socket_sendmsg+0x1b/0x20 [ 69.453946] ? netlink_unicast+0x650/0x650 [ 69.458185] sock_sendmsg+0xb5/0xf0 [ 69.461801] ___sys_sendmsg+0x647/0x950 [ 69.465770] ? find_held_lock+0x36/0x1d0 [ 69.469817] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 69.474587] ? __fget+0x278/0x400 [ 69.478043] ? kasan_check_read+0x11/0x20 [ 69.482189] ? __fget+0x295/0x400 [ 69.485636] ? ksys_dup3+0x2e0/0x2e0 [ 69.489508] ? __f_unlock_pos+0xd/0x10 [ 69.493394] ? __fget_light+0x174/0x1e0 [ 69.497343] ? __fdget+0xe/0x10 [ 69.500599] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 69.505431] __sys_sendmsg+0xd9/0x180 [ 69.509218] ? __ia32_sys_shutdown+0x70/0x70 [ 69.513613] ? __sb_end_write+0xa4/0xd0 [ 69.517563] ? kasan_check_write+0x14/0x20 [ 69.521777] ? fput+0x18/0x120 [ 69.524950] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.530388] __x64_sys_sendmsg+0x73/0xb0 [ 69.534453] do_syscall_64+0xd0/0x4e0 [ 69.538233] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.543397] RIP: 0033:0x45c4a9 [ 69.546564] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 69.565461] RSP: 002b:00007fb5b6e6fc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 69.573196] RAX: ffffffffffffffda RBX: 00007fb5b6e706d4 RCX: 000000000045c4a9 [ 69.580444] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 69.587705] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 69.594956] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 69.602204] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 69.619043] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 69.640880] FAULT_INJECTION: forcing a failure. [ 69.640880] name failslab, interval 1, probability 0, space 0, times 0 [ 69.652619] CPU: 1 PID: 8544 Comm: syz-executor.1 Not tainted 4.19.158-syzkaller #0 [ 69.660419] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.669776] Call Trace: [ 69.672350] dump_stack+0x123/0x177 [ 69.675955] should_fail.cold.4+0x5/0x13 [ 69.680019] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 69.685112] ? lock_downgrade+0x860/0x860 [ 69.689268] __should_failslab+0xba/0xf0 [ 69.693315] should_failslab+0x9/0x14 [ 69.697097] kmem_cache_alloc_trace+0x2d4/0x740 [ 69.701768] ? qfq_change_class+0xa89/0x14b5 [ 69.706165] ? qfq_change_class+0xa89/0x14b5 [ 69.710557] ? __local_bh_enable_ip+0x160/0x260 [ 69.715214] qfq_change_class+0xacf/0x14b5 [ 69.719445] ? qfq_delete_class+0x2d0/0x2d0 [ 69.723745] ? nla_parse+0x197/0x280 [ 69.727456] tc_ctl_tclass+0x3e9/0xba0 [ 69.731332] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 69.736441] ? find_held_lock+0x36/0x1d0 [ 69.740551] rtnetlink_rcv_msg+0x34f/0x8f0 [ 69.744778] ? rtnetlink_put_metrics+0x490/0x490 [ 69.749527] ? find_held_lock+0x36/0x1d0 [ 69.753579] netlink_rcv_skb+0x13e/0x3d0 [ 69.757621] ? lock_downgrade+0x860/0x860 [ 69.761751] ? rtnetlink_put_metrics+0x490/0x490 [ 69.766675] ? netlink_ack+0xa50/0xa50 [ 69.770548] ? netlink_deliver_tap+0x182/0xb00 [ 69.775117] rtnetlink_rcv+0x10/0x20 [ 69.778809] netlink_unicast+0x443/0x650 [ 69.782850] ? netlink_attachskb+0x6c0/0x6c0 [ 69.787232] ? _copy_from_iter_full+0x182/0x720 [ 69.791884] ? __check_object_size+0x1ef/0x301 [ 69.796453] netlink_sendmsg+0x765/0xc40 [ 69.800510] ? netlink_unicast+0x650/0x650 [ 69.804735] ? apparmor_socket_sendmsg+0x1b/0x20 [ 69.809482] ? netlink_unicast+0x650/0x650 [ 69.813707] sock_sendmsg+0xb5/0xf0 [ 69.817329] ___sys_sendmsg+0x647/0x950 [ 69.821297] ? find_held_lock+0x36/0x1d0 [ 69.825343] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 69.830089] ? __fget+0x278/0x400 [ 69.833536] ? kasan_check_read+0x11/0x20 [ 69.837670] ? __fget+0x295/0x400 [ 69.841104] ? ksys_dup3+0x2e0/0x2e0 [ 69.844795] ? __f_unlock_pos+0xd/0x10 [ 69.848674] ? __fget_light+0x174/0x1e0 [ 69.852633] ? __fdget+0xe/0x10 [ 69.855894] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 69.860716] __sys_sendmsg+0xd9/0x180 [ 69.864584] ? __ia32_sys_shutdown+0x70/0x70 [ 69.869081] ? __sb_end_write+0xa4/0xd0 [ 69.873042] ? kasan_check_write+0x14/0x20 [ 69.877262] ? fput+0x18/0x120 [ 69.880437] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.885783] __x64_sys_sendmsg+0x73/0xb0 [ 69.889837] do_syscall_64+0xd0/0x4e0 [ 69.893636] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.898889] RIP: 0033:0x45c4a9 [ 69.902058] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 69.920962] RSP: 002b:00007f9792b3dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 69.929610] RAX: ffffffffffffffda RBX: 00007f9792b3e6d4 RCX: 000000000045c4a9 [ 69.936960] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 69.944247] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 69.951499] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 69.958763] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 69.968977] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 70.004158] FAULT_INJECTION: forcing a failure. [ 70.004158] name failslab, interval 1, probability 0, space 0, times 0 [ 70.016659] CPU: 0 PID: 8554 Comm: syz-executor.0 Not tainted 4.19.158-syzkaller #0 [ 70.024469] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.033824] Call Trace: [ 70.036399] dump_stack+0x123/0x177 [ 70.040020] should_fail.cold.4+0x5/0x13 [ 70.044064] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 70.049404] ? lock_downgrade+0x860/0x860 [ 70.053544] __should_failslab+0xba/0xf0 [ 70.057581] should_failslab+0x9/0x14 [ 70.061357] kmem_cache_alloc_trace+0x2d4/0x740 [ 70.066006] ? qfq_change_class+0xa89/0x14b5 [ 70.070394] ? qfq_change_class+0xa89/0x14b5 [ 70.074795] ? __local_bh_enable_ip+0x160/0x260 [ 70.079454] qfq_change_class+0xacf/0x14b5 [ 70.083665] ? qfq_delete_class+0x2d0/0x2d0 [ 70.087961] ? nla_parse+0x197/0x280 [ 70.091654] tc_ctl_tclass+0x3e9/0xba0 [ 70.095518] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 70.100596] ? find_held_lock+0x36/0x1d0 [ 70.104651] rtnetlink_rcv_msg+0x34f/0x8f0 [ 70.108875] ? rtnetlink_put_metrics+0x490/0x490 [ 70.113612] ? find_held_lock+0x36/0x1d0 [ 70.117660] netlink_rcv_skb+0x13e/0x3d0 [ 70.121711] ? lock_downgrade+0x860/0x860 [ 70.125846] ? rtnetlink_put_metrics+0x490/0x490 [ 70.130590] ? netlink_ack+0xa50/0xa50 [ 70.134455] ? netlink_deliver_tap+0x182/0xb00 [ 70.139021] rtnetlink_rcv+0x10/0x20 [ 70.142733] netlink_unicast+0x443/0x650 [ 70.146773] ? netlink_attachskb+0x6c0/0x6c0 [ 70.151166] ? _copy_from_iter_full+0x182/0x720 [ 70.155809] ? __check_object_size+0x1ef/0x301 [ 70.160371] netlink_sendmsg+0x765/0xc40 [ 70.164409] ? netlink_unicast+0x650/0x650 [ 70.168622] ? apparmor_socket_sendmsg+0x1b/0x20 [ 70.173355] ? netlink_unicast+0x650/0x650 [ 70.177578] sock_sendmsg+0xb5/0xf0 [ 70.181188] ___sys_sendmsg+0x647/0x950 [ 70.185143] ? find_held_lock+0x36/0x1d0 [ 70.189181] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 70.194519] ? __fget+0x278/0x400 [ 70.197971] ? kasan_check_read+0x11/0x20 [ 70.202094] ? __fget+0x295/0x400 [ 70.205523] ? ksys_dup3+0x2e0/0x2e0 [ 70.209222] ? __f_unlock_pos+0xd/0x10 [ 70.213094] ? __fget_light+0x174/0x1e0 [ 70.217058] ? __fdget+0xe/0x10 [ 70.220312] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 70.225132] __sys_sendmsg+0xd9/0x180 [ 70.228923] ? __ia32_sys_shutdown+0x70/0x70 [ 70.233327] ? __sb_end_write+0xa4/0xd0 [ 70.237279] ? kasan_check_write+0x14/0x20 [ 70.241488] ? fput+0x18/0x120 [ 70.244659] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.250068] __x64_sys_sendmsg+0x73/0xb0 [ 70.254119] do_syscall_64+0xd0/0x4e0 [ 70.257910] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.263098] RIP: 0033:0x45c4a9 [ 70.266268] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 70.285153] RSP: 002b:00007f50b14dcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 70.292874] RAX: ffffffffffffffda RBX: 00007f50b14dd6d4 RCX: 000000000045c4a9 [ 70.300139] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 70.307402] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 70.314648] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 70.321908] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 70.330866] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 70.365646] FAULT_INJECTION: forcing a failure. [ 70.365646] name failslab, interval 1, probability 0, space 0, times 0 [ 70.377288] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 70.380124] CPU: 1 PID: 8568 Comm: syz-executor.4 Not tainted 4.19.158-syzkaller #0 [ 70.393649] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.398141] FAULT_INJECTION: forcing a failure. [ 70.398141] name failslab, interval 1, probability 0, space 0, times 0 [ 70.402990] Call Trace: [ 70.403007] dump_stack+0x123/0x177 [ 70.403017] should_fail.cold.4+0x5/0x13 [ 70.403023] ? find_held_lock+0x36/0x1d0 [ 70.403030] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 70.403045] __should_failslab+0xba/0xf0 [ 70.403052] should_failslab+0x9/0x14 [ 70.403057] kmem_cache_alloc+0x47/0x730 [ 70.403063] ? lock_acquire+0x173/0x3d0 [ 70.403075] skb_clone+0x115/0x340 [ 70.454774] netlink_deliver_tap+0x7d7/0xb00 [ 70.459271] __netlink_sendskb+0x62/0xc0 [ 70.463325] netlink_unicast+0x4ea/0x650 [ 70.467368] ? netlink_attachskb+0x6c0/0x6c0 [ 70.471763] netlink_ack+0x514/0xa50 [ 70.475462] ? netlink_sendmsg+0xc40/0xc40 [ 70.479686] ? find_held_lock+0x36/0x1d0 [ 70.483757] netlink_rcv_skb+0x2a8/0x3d0 [ 70.487795] ? lock_downgrade+0x860/0x860 [ 70.491921] ? rtnetlink_put_metrics+0x490/0x490 [ 70.496654] ? netlink_ack+0xa50/0xa50 [ 70.500519] ? netlink_deliver_tap+0x182/0xb00 [ 70.505085] rtnetlink_rcv+0x10/0x20 [ 70.508777] netlink_unicast+0x443/0x650 [ 70.512827] ? netlink_attachskb+0x6c0/0x6c0 [ 70.517212] ? _copy_from_iter_full+0x182/0x720 [ 70.521875] ? __check_object_size+0x1ef/0x301 [ 70.526435] netlink_sendmsg+0x765/0xc40 [ 70.530478] ? netlink_unicast+0x650/0x650 [ 70.534698] ? apparmor_socket_sendmsg+0x1b/0x20 [ 70.539429] ? netlink_unicast+0x650/0x650 [ 70.543656] sock_sendmsg+0xb5/0xf0 [ 70.547262] ___sys_sendmsg+0x647/0x950 [ 70.551212] ? find_held_lock+0x36/0x1d0 [ 70.555423] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 70.560159] ? __fget+0x278/0x400 [ 70.563594] ? kasan_check_read+0x11/0x20 [ 70.568246] ? __fget+0x295/0x400 [ 70.571684] ? ksys_dup3+0x2e0/0x2e0 [ 70.575384] ? __f_unlock_pos+0xd/0x10 [ 70.579250] ? __fget_light+0x174/0x1e0 [ 70.583214] ? __fdget+0xe/0x10 [ 70.586470] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 70.591293] __sys_sendmsg+0xd9/0x180 [ 70.595070] ? __ia32_sys_shutdown+0x70/0x70 [ 70.599463] ? __sb_end_write+0xa4/0xd0 [ 70.603415] ? kasan_check_write+0x14/0x20 [ 70.607628] ? fput+0x18/0x120 [ 70.610802] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.616159] __x64_sys_sendmsg+0x73/0xb0 [ 70.620203] do_syscall_64+0xd0/0x4e0 [ 70.623992] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.629270] RIP: 0033:0x45c4a9 [ 70.632444] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 70.651414] RSP: 002b:00007feef6340c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 70.659101] RAX: ffffffffffffffda RBX: 00007feef63416d4 RCX: 000000000045c4a9 [ 70.666355] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 70.673620] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 70.680870] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 70.688119] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 70.695392] CPU: 0 PID: 8574 Comm: syz-executor.2 Not tainted 4.19.158-syzkaller #0 [ 70.703193] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.712545] Call Trace: [ 70.715126] dump_stack+0x123/0x177 [ 70.718752] should_fail.cold.4+0x5/0x13 [ 70.722818] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 70.727920] ? lock_downgrade+0x860/0x860 [ 70.732059] __should_failslab+0xba/0xf0 [ 70.736240] should_failslab+0x9/0x14 [ 70.740038] kmem_cache_alloc_trace+0x2d4/0x740 [ 70.744690] ? qfq_change_class+0xa89/0x14b5 [ 70.749098] ? qfq_change_class+0xa89/0x14b5 [ 70.753499] ? __local_bh_enable_ip+0x160/0x260 [ 70.758158] qfq_change_class+0xacf/0x14b5 [ 70.762372] ? qfq_delete_class+0x2d0/0x2d0 [ 70.766694] ? nla_parse+0x197/0x280 [ 70.770407] tc_ctl_tclass+0x3e9/0xba0 [ 70.774309] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 70.779399] ? find_held_lock+0x36/0x1d0 [ 70.783457] rtnetlink_rcv_msg+0x34f/0x8f0 [ 70.787670] ? rtnetlink_put_metrics+0x490/0x490 [ 70.792417] ? find_held_lock+0x36/0x1d0 [ 70.796478] netlink_rcv_skb+0x13e/0x3d0 [ 70.800626] ? lock_downgrade+0x860/0x860 [ 70.804762] ? rtnetlink_put_metrics+0x490/0x490 [ 70.809618] ? netlink_ack+0xa50/0xa50 [ 70.813487] ? netlink_deliver_tap+0x182/0xb00 [ 70.818056] rtnetlink_rcv+0x10/0x20 [ 70.821752] netlink_unicast+0x443/0x650 [ 70.826023] ? netlink_attachskb+0x6c0/0x6c0 [ 70.830474] ? _copy_from_iter_full+0x182/0x720 [ 70.835146] ? __check_object_size+0x1ef/0x301 [ 70.839711] netlink_sendmsg+0x765/0xc40 [ 70.843749] ? netlink_unicast+0x650/0x650 [ 70.848078] ? apparmor_socket_sendmsg+0x1b/0x20 [ 70.852811] ? netlink_unicast+0x650/0x650 [ 70.857035] sock_sendmsg+0xb5/0xf0 [ 70.860654] ___sys_sendmsg+0x647/0x950 [ 70.864605] ? find_held_lock+0x36/0x1d0 [ 70.868646] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 70.873376] ? __fget+0x278/0x400 [ 70.876819] ? kasan_check_read+0x11/0x20 [ 70.880942] ? __fget+0x295/0x400 [ 70.884371] ? ksys_dup3+0x2e0/0x2e0 [ 70.889019] ? __f_unlock_pos+0xd/0x10 [ 70.892895] ? __fget_light+0x174/0x1e0 [ 70.896855] ? __fdget+0xe/0x10 [ 70.900114] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 70.904935] __sys_sendmsg+0xd9/0x180 [ 70.908728] ? __ia32_sys_shutdown+0x70/0x70 [ 70.913117] ? __sb_end_write+0xa4/0xd0 [ 70.917070] ? kasan_check_write+0x14/0x20 [ 70.921280] ? fput+0x18/0x120 [ 70.924468] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.929816] __x64_sys_sendmsg+0x73/0xb0 [ 70.933864] do_syscall_64+0xd0/0x4e0 [ 70.937643] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.942811] RIP: 0033:0x45c4a9 [ 70.945987] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 70.964886] RSP: 002b:00007fdaead13c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 70.972588] RAX: ffffffffffffffda RBX: 00007fdaead146d4 RCX: 000000000045c4a9 [ 70.979850] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 70.987109] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 70.994365] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 71.001612] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 71.010222] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 71.042490] FAULT_INJECTION: forcing a failure. [ 71.042490] name failslab, interval 1, probability 0, space 0, times 0 [ 71.056102] CPU: 0 PID: 8584 Comm: syz-executor.3 Not tainted 4.19.158-syzkaller #0 [ 71.063905] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.073242] Call Trace: [ 71.075816] dump_stack+0x123/0x177 [ 71.079564] should_fail.cold.4+0x5/0x13 [ 71.083632] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 71.088737] ? lock_downgrade+0x860/0x860 [ 71.092882] __should_failslab+0xba/0xf0 [ 71.096931] should_failslab+0x9/0x14 [ 71.100723] kmem_cache_alloc_trace+0x2d4/0x740 [ 71.105369] ? qfq_change_class+0xa89/0x14b5 [ 71.109762] ? qfq_change_class+0xa89/0x14b5 [ 71.114158] ? __local_bh_enable_ip+0x160/0x260 [ 71.118899] qfq_change_class+0xacf/0x14b5 [ 71.123233] ? qfq_delete_class+0x2d0/0x2d0 [ 71.127545] ? nla_parse+0x197/0x280 [ 71.131243] tc_ctl_tclass+0x3e9/0xba0 [ 71.135123] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 71.140214] ? find_held_lock+0x36/0x1d0 [ 71.144278] rtnetlink_rcv_msg+0x34f/0x8f0 [ 71.148507] ? rtnetlink_put_metrics+0x490/0x490 [ 71.153259] ? find_held_lock+0x36/0x1d0 [ 71.157324] netlink_rcv_skb+0x13e/0x3d0 [ 71.161365] ? lock_downgrade+0x860/0x860 [ 71.165490] ? rtnetlink_put_metrics+0x490/0x490 [ 71.170224] ? netlink_ack+0xa50/0xa50 [ 71.174098] ? netlink_deliver_tap+0x182/0xb00 [ 71.178657] rtnetlink_rcv+0x10/0x20 [ 71.182354] netlink_unicast+0x443/0x650 [ 71.186421] ? netlink_attachskb+0x6c0/0x6c0 [ 71.190988] ? _copy_from_iter_full+0x182/0x720 [ 71.195663] ? __check_object_size+0x1ef/0x301 [ 71.200233] netlink_sendmsg+0x765/0xc40 [ 71.204273] ? netlink_unicast+0x650/0x650 [ 71.208486] ? apparmor_socket_sendmsg+0x1b/0x20 [ 71.213251] ? netlink_unicast+0x650/0x650 [ 71.217465] sock_sendmsg+0xb5/0xf0 [ 71.221071] ___sys_sendmsg+0x647/0x950 [ 71.225107] ? find_held_lock+0x36/0x1d0 [ 71.229245] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 71.233984] ? __fget+0x278/0x400 [ 71.237457] ? kasan_check_read+0x11/0x20 [ 71.241597] ? __fget+0x295/0x400 [ 71.245035] ? ksys_dup3+0x2e0/0x2e0 [ 71.248726] ? __f_unlock_pos+0xd/0x10 [ 71.252591] ? __fget_light+0x174/0x1e0 [ 71.256543] ? __fdget+0xe/0x10 [ 71.259815] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 71.264642] __sys_sendmsg+0xd9/0x180 [ 71.268625] ? __ia32_sys_shutdown+0x70/0x70 [ 71.273011] ? __sb_end_write+0xa4/0xd0 [ 71.276971] ? kasan_check_write+0x14/0x20 [ 71.281198] ? fput+0x18/0x120 [ 71.284378] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.289732] __x64_sys_sendmsg+0x73/0xb0 [ 71.293775] do_syscall_64+0xd0/0x4e0 [ 71.297558] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.302723] RIP: 0033:0x45c4a9 [ 71.305909] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 71.324855] RSP: 002b:00007f1a44bb3c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 71.332596] RAX: ffffffffffffffda RBX: 00007f1a44bb46d4 RCX: 000000000045c4a9 [ 71.339894] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 71.347151] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 71.354403] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 71.361653] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 71.384688] FAULT_INJECTION: forcing a failure. [ 71.384688] name failslab, interval 1, probability 0, space 0, times 0 [ 71.399874] CPU: 1 PID: 8594 Comm: syz-executor.5 Not tainted 4.19.158-syzkaller #0 [ 71.407689] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.417145] Call Trace: [ 71.419727] dump_stack+0x123/0x177 [ 71.423343] should_fail.cold.4+0x5/0x13 [ 71.427486] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 71.432584] ? lock_downgrade+0x860/0x860 [ 71.436720] __should_failslab+0xba/0xf0 [ 71.440769] should_failslab+0x9/0x14 [ 71.444551] kmem_cache_alloc_trace+0x2d4/0x740 [ 71.449210] ? qfq_change_class+0xa89/0x14b5 [ 71.453609] ? qfq_change_class+0xa89/0x14b5 [ 71.458000] ? __local_bh_enable_ip+0x160/0x260 [ 71.462667] qfq_change_class+0xacf/0x14b5 [ 71.466880] ? qfq_delete_class+0x2d0/0x2d0 [ 71.471182] ? nla_parse+0x197/0x280 [ 71.474888] tc_ctl_tclass+0x3e9/0xba0 [ 71.478782] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 71.483869] ? find_held_lock+0x36/0x1d0 [ 71.487950] rtnetlink_rcv_msg+0x34f/0x8f0 [ 71.492173] ? rtnetlink_put_metrics+0x490/0x490 [ 71.496936] ? find_held_lock+0x36/0x1d0 [ 71.500990] netlink_rcv_skb+0x13e/0x3d0 [ 71.505034] ? lock_downgrade+0x860/0x860 [ 71.509172] ? rtnetlink_put_metrics+0x490/0x490 [ 71.513921] ? netlink_ack+0xa50/0xa50 [ 71.517790] ? netlink_deliver_tap+0x182/0xb00 [ 71.522366] rtnetlink_rcv+0x10/0x20 [ 71.526069] netlink_unicast+0x443/0x650 [ 71.530115] ? netlink_attachskb+0x6c0/0x6c0 [ 71.534516] ? _copy_from_iter_full+0x182/0x720 [ 71.539169] ? __check_object_size+0x1ef/0x301 [ 71.543736] netlink_sendmsg+0x765/0xc40 [ 71.547797] ? netlink_unicast+0x650/0x650 [ 71.552025] ? apparmor_socket_sendmsg+0x1b/0x20 [ 71.557016] ? netlink_unicast+0x650/0x650 [ 71.561235] sock_sendmsg+0xb5/0xf0 [ 71.564846] ___sys_sendmsg+0x647/0x950 [ 71.568796] ? find_held_lock+0x36/0x1d0 [ 71.572832] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 71.577576] ? __fget+0x278/0x400 [ 71.581015] ? kasan_check_read+0x11/0x20 [ 71.585148] ? __fget+0x295/0x400 [ 71.588593] ? ksys_dup3+0x2e0/0x2e0 [ 71.592281] ? __f_unlock_pos+0xd/0x10 [ 71.596145] ? __fget_light+0x174/0x1e0 [ 71.600128] ? __fdget+0xe/0x10 [ 71.603393] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 71.608216] __sys_sendmsg+0xd9/0x180 [ 71.612005] ? __ia32_sys_shutdown+0x70/0x70 [ 71.616391] ? __sb_end_write+0xa4/0xd0 [ 71.620349] ? kasan_check_write+0x14/0x20 [ 71.624569] ? fput+0x18/0x120 [ 71.627741] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.633082] __x64_sys_sendmsg+0x73/0xb0 [ 71.637123] do_syscall_64+0xd0/0x4e0 [ 71.640922] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.646094] RIP: 0033:0x45c4a9 [ 71.649262] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 71.668144] RSP: 002b:00007fb5b6e6fc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 71.675830] RAX: ffffffffffffffda RBX: 00007fb5b6e706d4 RCX: 000000000045c4a9 [ 71.683095] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 71.690352] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 71.697605] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 71.704859] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 71.735496] FAULT_INJECTION: forcing a failure. [ 71.735496] name failslab, interval 1, probability 0, space 0, times 0 [ 71.750825] CPU: 0 PID: 8604 Comm: syz-executor.1 Not tainted 4.19.158-syzkaller #0 [ 71.758639] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.767987] Call Trace: [ 71.770569] dump_stack+0x123/0x177 [ 71.774274] should_fail.cold.4+0x5/0x13 [ 71.778327] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 71.783427] ? lock_downgrade+0x860/0x860 [ 71.787579] __should_failslab+0xba/0xf0 [ 71.791629] should_failslab+0x9/0x14 [ 71.795412] kmem_cache_alloc_trace+0x2d4/0x740 [ 71.800149] ? qfq_change_class+0xa89/0x14b5 [ 71.804536] ? qfq_change_class+0xa89/0x14b5 [ 71.809049] ? __local_bh_enable_ip+0x160/0x260 [ 71.813708] qfq_change_class+0xacf/0x14b5 [ 71.817920] ? qfq_delete_class+0x2d0/0x2d0 [ 71.822217] ? nla_parse+0x197/0x280 [ 71.825925] tc_ctl_tclass+0x3e9/0xba0 [ 71.829801] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 71.834889] ? find_held_lock+0x36/0x1d0 [ 71.838952] rtnetlink_rcv_msg+0x34f/0x8f0 [ 71.843583] ? rtnetlink_put_metrics+0x490/0x490 [ 71.848342] ? find_held_lock+0x36/0x1d0 [ 71.852491] netlink_rcv_skb+0x13e/0x3d0 [ 71.856544] ? lock_downgrade+0x860/0x860 [ 71.860765] ? rtnetlink_put_metrics+0x490/0x490 [ 71.865502] ? netlink_ack+0xa50/0xa50 [ 71.869369] ? netlink_deliver_tap+0x182/0xb00 [ 71.874026] rtnetlink_rcv+0x10/0x20 [ 71.877746] netlink_unicast+0x443/0x650 [ 71.881911] ? netlink_attachskb+0x6c0/0x6c0 [ 71.886303] ? _copy_from_iter_full+0x182/0x720 [ 71.890959] ? __check_object_size+0x1ef/0x301 [ 71.895533] netlink_sendmsg+0x765/0xc40 [ 71.899627] ? netlink_unicast+0x650/0x650 [ 71.903852] ? apparmor_socket_sendmsg+0x1b/0x20 [ 71.908589] ? netlink_unicast+0x650/0x650 [ 71.912896] sock_sendmsg+0xb5/0xf0 [ 71.916525] ___sys_sendmsg+0x647/0x950 [ 71.920491] ? find_held_lock+0x36/0x1d0 [ 71.924533] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 71.929276] ? __fget+0x278/0x400 [ 71.932724] ? kasan_check_read+0x11/0x20 [ 71.936866] ? __fget+0x295/0x400 [ 71.940311] ? ksys_dup3+0x2e0/0x2e0 [ 71.944007] ? __f_unlock_pos+0xd/0x10 [ 71.947879] ? __fget_light+0x174/0x1e0 [ 71.951850] ? __fdget+0xe/0x10 [ 71.955112] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 71.959984] __sys_sendmsg+0xd9/0x180 [ 71.963764] ? __ia32_sys_shutdown+0x70/0x70 [ 71.968163] ? __sb_end_write+0xa4/0xd0 [ 71.972116] ? kasan_check_write+0x14/0x20 [ 71.976326] ? fput+0x18/0x120 [ 71.979502] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.984856] __x64_sys_sendmsg+0x73/0xb0 [ 71.988902] do_syscall_64+0xd0/0x4e0 [ 71.992703] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.997871] RIP: 0033:0x45c4a9 [ 72.001038] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 72.019931] RSP: 002b:00007f9792b3dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 72.027634] RAX: ffffffffffffffda RBX: 00007f9792b3e6d4 RCX: 000000000045c4a9 [ 72.036037] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 72.043301] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 72.050557] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 72.057859] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 72.097894] FAULT_INJECTION: forcing a failure. [ 72.097894] name failslab, interval 1, probability 0, space 0, times 0 [ 72.111446] CPU: 1 PID: 8620 Comm: syz-executor.0 Not tainted 4.19.158-syzkaller #0 [ 72.119261] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.128633] Call Trace: [ 72.131213] dump_stack+0x123/0x177 [ 72.134836] should_fail.cold.4+0x5/0x13 [ 72.138883] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 72.143970] ? lock_downgrade+0x860/0x860 [ 72.148118] __should_failslab+0xba/0xf0 [ 72.152170] should_failslab+0x9/0x14 [ 72.155956] kmem_cache_alloc_trace+0x2d4/0x740 [ 72.160614] ? qfq_change_class+0xa89/0x14b5 [ 72.165011] ? __local_bh_enable_ip+0x160/0x260 [ 72.169681] qfq_change_class+0xacf/0x14b5 [ 72.173916] ? qfq_delete_class+0x2d0/0x2d0 [ 72.178248] ? nla_parse+0x197/0x280 [ 72.181966] tc_ctl_tclass+0x3e9/0xba0 [ 72.185865] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 72.190956] ? find_held_lock+0x36/0x1d0 [ 72.195025] rtnetlink_rcv_msg+0x34f/0x8f0 [ 72.199253] ? rtnetlink_put_metrics+0x490/0x490 [ 72.204000] ? find_held_lock+0x36/0x1d0 [ 72.208170] netlink_rcv_skb+0x13e/0x3d0 [ 72.212221] ? lock_downgrade+0x860/0x860 [ 72.216379] ? rtnetlink_put_metrics+0x490/0x490 [ 72.221145] ? netlink_ack+0xa50/0xa50 [ 72.225026] ? netlink_deliver_tap+0x182/0xb00 [ 72.229634] rtnetlink_rcv+0x10/0x20 [ 72.233337] netlink_unicast+0x443/0x650 [ 72.237396] ? netlink_attachskb+0x6c0/0x6c0 [ 72.241801] ? _copy_from_iter_full+0x182/0x720 [ 72.246531] ? __check_object_size+0x1ef/0x301 [ 72.251114] netlink_sendmsg+0x765/0xc40 [ 72.255302] ? netlink_unicast+0x650/0x650 [ 72.259646] ? apparmor_socket_sendmsg+0x1b/0x20 [ 72.264503] ? netlink_unicast+0x650/0x650 [ 72.268726] sock_sendmsg+0xb5/0xf0 [ 72.272443] ___sys_sendmsg+0x647/0x950 [ 72.276419] ? find_held_lock+0x36/0x1d0 [ 72.280554] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 72.285291] ? __fget+0x278/0x400 [ 72.288735] ? kasan_check_read+0x11/0x20 [ 72.292884] ? __fget+0x295/0x400 [ 72.296331] ? ksys_dup3+0x2e0/0x2e0 [ 72.300027] ? __f_unlock_pos+0xd/0x10 [ 72.303893] ? __fget_light+0x174/0x1e0 [ 72.307852] ? __fdget+0xe/0x10 [ 72.311123] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 72.316053] __sys_sendmsg+0xd9/0x180 [ 72.319845] ? __ia32_sys_shutdown+0x70/0x70 [ 72.324238] ? __sb_end_write+0xa4/0xd0 [ 72.328201] ? kasan_check_write+0x14/0x20 [ 72.332433] ? fput+0x18/0x120 [ 72.335624] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.341141] __x64_sys_sendmsg+0x73/0xb0 [ 72.345197] do_syscall_64+0xd0/0x4e0 [ 72.348992] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.354182] RIP: 0033:0x45c4a9 [ 72.357355] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 72.376330] RSP: 002b:00007f50b14dcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 72.384036] RAX: ffffffffffffffda RBX: 00007f50b14dd6d4 RCX: 000000000045c4a9 [ 72.391475] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 72.398841] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 72.406128] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 72.413389] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 72.424877] FAULT_INJECTION: forcing a failure. [ 72.424877] name failslab, interval 1, probability 0, space 0, times 0 [ 72.438090] CPU: 1 PID: 8622 Comm: syz-executor.4 Not tainted 4.19.158-syzkaller #0 2020/11/20 01:06:33 executed programs: 79 [ 72.445900] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.455250] Call Trace: [ 72.457839] dump_stack+0x123/0x177 [ 72.461471] should_fail.cold.4+0x5/0x13 [ 72.465535] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 72.470641] ? lock_downgrade+0x860/0x860 [ 72.474797] __should_failslab+0xba/0xf0 [ 72.478876] should_failslab+0x9/0x14 [ 72.482667] kmem_cache_alloc_trace+0x2d4/0x740 [ 72.487324] ? qfq_change_class+0xa89/0x14b5 [ 72.491739] ? qfq_change_class+0xa89/0x14b5 [ 72.496244] ? __local_bh_enable_ip+0x160/0x260 [ 72.500897] qfq_change_class+0xacf/0x14b5 [ 72.505135] ? qfq_delete_class+0x2d0/0x2d0 [ 72.509446] ? nla_parse+0x197/0x280 [ 72.513146] tc_ctl_tclass+0x3e9/0xba0 [ 72.517025] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 72.522282] ? find_held_lock+0x36/0x1d0 [ 72.526333] rtnetlink_rcv_msg+0x34f/0x8f0 [ 72.530556] ? rtnetlink_put_metrics+0x490/0x490 [ 72.535309] ? find_held_lock+0x36/0x1d0 [ 72.539366] netlink_rcv_skb+0x13e/0x3d0 [ 72.543411] ? lock_downgrade+0x860/0x860 [ 72.547543] ? rtnetlink_put_metrics+0x490/0x490 [ 72.552373] ? netlink_ack+0xa50/0xa50 [ 72.556263] ? netlink_deliver_tap+0x182/0xb00 [ 72.560876] rtnetlink_rcv+0x10/0x20 [ 72.565100] netlink_unicast+0x443/0x650 [ 72.569151] ? netlink_attachskb+0x6c0/0x6c0 [ 72.573545] ? _copy_from_iter_full+0x182/0x720 [ 72.578190] ? __check_object_size+0x1ef/0x301 [ 72.582753] netlink_sendmsg+0x765/0xc40 [ 72.586817] ? netlink_unicast+0x650/0x650 [ 72.591038] ? apparmor_socket_sendmsg+0x1b/0x20 [ 72.595780] ? netlink_unicast+0x650/0x650 [ 72.600005] sock_sendmsg+0xb5/0xf0 [ 72.603630] ___sys_sendmsg+0x647/0x950 [ 72.607581] ? find_held_lock+0x36/0x1d0 [ 72.611627] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 72.616367] ? __fget+0x278/0x400 [ 72.619801] ? kasan_check_read+0x11/0x20 [ 72.623926] ? __fget+0x295/0x400 [ 72.627371] ? ksys_dup3+0x2e0/0x2e0 [ 72.633673] ? __f_unlock_pos+0xd/0x10 [ 72.637594] ? __fget_light+0x174/0x1e0 [ 72.641553] ? __fdget+0xe/0x10 [ 72.644951] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 72.649787] __sys_sendmsg+0xd9/0x180 [ 72.653583] ? __ia32_sys_shutdown+0x70/0x70 [ 72.658162] ? __sb_end_write+0xa4/0xd0 [ 72.662116] ? kasan_check_write+0x14/0x20 [ 72.666427] ? fput+0x18/0x120 [ 72.669628] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.674981] __x64_sys_sendmsg+0x73/0xb0 [ 72.679034] do_syscall_64+0xd0/0x4e0 [ 72.682822] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.688000] RIP: 0033:0x45c4a9 [ 72.691178] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 72.710076] RSP: 002b:00007feef6340c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 72.717786] RAX: ffffffffffffffda RBX: 00007feef63416d4 RCX: 000000000045c4a9 [ 72.725048] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 72.732304] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 72.739572] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 72.746833] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 72.756219] nla_parse: 4 callbacks suppressed [ 72.756223] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 72.777991] FAULT_INJECTION: forcing a failure. [ 72.777991] name failslab, interval 1, probability 0, space 0, times 0 [ 72.789976] CPU: 1 PID: 8632 Comm: syz-executor.2 Not tainted 4.19.158-syzkaller #0 [ 72.797772] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.807175] Call Trace: [ 72.809917] dump_stack+0x123/0x177 [ 72.813758] should_fail.cold.4+0x5/0x13 [ 72.817820] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 72.822904] ? lock_downgrade+0x860/0x860 [ 72.827041] __should_failslab+0xba/0xf0 [ 72.831094] should_failslab+0x9/0x14 [ 72.834901] kmem_cache_alloc_trace+0x2d4/0x740 [ 72.839557] ? qfq_change_class+0xa89/0x14b5 [ 72.843942] ? qfq_change_class+0xa89/0x14b5 [ 72.848424] ? __local_bh_enable_ip+0x160/0x260 [ 72.853080] qfq_change_class+0xacf/0x14b5 [ 72.857298] ? qfq_delete_class+0x2d0/0x2d0 [ 72.861611] ? nla_parse+0x197/0x280 [ 72.865302] tc_ctl_tclass+0x3e9/0xba0 [ 72.869175] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 72.874261] ? find_held_lock+0x36/0x1d0 [ 72.878320] rtnetlink_rcv_msg+0x34f/0x8f0 [ 72.882555] ? rtnetlink_put_metrics+0x490/0x490 [ 72.887292] ? find_held_lock+0x36/0x1d0 [ 72.891347] netlink_rcv_skb+0x13e/0x3d0 [ 72.895398] ? lock_downgrade+0x860/0x860 [ 72.899532] ? rtnetlink_put_metrics+0x490/0x490 [ 72.904273] ? netlink_ack+0xa50/0xa50 [ 72.908153] ? netlink_deliver_tap+0x182/0xb00 [ 72.912769] rtnetlink_rcv+0x10/0x20 [ 72.916480] netlink_unicast+0x443/0x650 [ 72.920527] ? netlink_attachskb+0x6c0/0x6c0 [ 72.924918] ? _copy_from_iter_full+0x182/0x720 [ 72.929575] ? __check_object_size+0x1ef/0x301 [ 72.934143] netlink_sendmsg+0x765/0xc40 [ 72.938366] ? netlink_unicast+0x650/0x650 [ 72.942681] ? apparmor_socket_sendmsg+0x1b/0x20 [ 72.947533] ? netlink_unicast+0x650/0x650 [ 72.951754] sock_sendmsg+0xb5/0xf0 [ 72.955374] ___sys_sendmsg+0x647/0x950 [ 72.959356] ? find_held_lock+0x36/0x1d0 [ 72.963417] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 72.968169] ? __fget+0x278/0x400 [ 72.971613] ? kasan_check_read+0x11/0x20 [ 72.975780] ? __fget+0x295/0x400 [ 72.979230] ? ksys_dup3+0x2e0/0x2e0 [ 72.982948] ? __f_unlock_pos+0xd/0x10 [ 72.986822] ? __fget_light+0x174/0x1e0 [ 72.990797] ? __fdget+0xe/0x10 [ 72.994081] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 72.998917] __sys_sendmsg+0xd9/0x180 [ 73.002707] ? __ia32_sys_shutdown+0x70/0x70 [ 73.007101] ? __sb_end_write+0xa4/0xd0 [ 73.011071] ? kasan_check_write+0x14/0x20 [ 73.015532] ? fput+0x18/0x120 [ 73.018715] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.024091] __x64_sys_sendmsg+0x73/0xb0 [ 73.028142] do_syscall_64+0xd0/0x4e0 [ 73.031939] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.037115] RIP: 0033:0x45c4a9 [ 73.040285] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 73.059168] RSP: 002b:00007fdaead13c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 73.066855] RAX: ffffffffffffffda RBX: 00007fdaead146d4 RCX: 000000000045c4a9 [ 73.074123] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 73.081398] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 73.088661] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 73.095916] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 73.107024] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 73.129970] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 73.150671] FAULT_INJECTION: forcing a failure. [ 73.150671] name failslab, interval 1, probability 0, space 0, times 0 [ 73.162431] CPU: 1 PID: 8650 Comm: syz-executor.5 Not tainted 4.19.158-syzkaller #0 [ 73.170225] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.179567] Call Trace: [ 73.182139] dump_stack+0x123/0x177 [ 73.185740] should_fail.cold.4+0x5/0x13 [ 73.189784] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 73.194935] ? lock_downgrade+0x860/0x860 [ 73.199073] __should_failslab+0xba/0xf0 [ 73.203117] should_failslab+0x9/0x14 [ 73.206911] kmem_cache_alloc_trace+0x2d4/0x740 [ 73.212178] ? qfq_change_class+0xa89/0x14b5 [ 73.216577] ? qfq_change_class+0xa89/0x14b5 [ 73.220996] ? __local_bh_enable_ip+0x160/0x260 [ 73.225765] qfq_change_class+0xacf/0x14b5 [ 73.229998] ? qfq_delete_class+0x2d0/0x2d0 [ 73.234313] ? nla_parse+0x197/0x280 [ 73.238015] tc_ctl_tclass+0x3e9/0xba0 [ 73.241887] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 73.246989] ? find_held_lock+0x36/0x1d0 [ 73.251050] rtnetlink_rcv_msg+0x34f/0x8f0 [ 73.255274] ? rtnetlink_put_metrics+0x490/0x490 [ 73.260016] ? find_held_lock+0x36/0x1d0 [ 73.264065] netlink_rcv_skb+0x13e/0x3d0 [ 73.268113] ? lock_downgrade+0x860/0x860 [ 73.272277] ? rtnetlink_put_metrics+0x490/0x490 [ 73.277196] ? netlink_ack+0xa50/0xa50 [ 73.281089] ? netlink_deliver_tap+0x182/0xb00 [ 73.285682] rtnetlink_rcv+0x10/0x20 [ 73.289384] netlink_unicast+0x443/0x650 [ 73.293535] ? netlink_attachskb+0x6c0/0x6c0 [ 73.297922] ? _copy_from_iter_full+0x182/0x720 [ 73.302575] ? __check_object_size+0x1ef/0x301 [ 73.307160] netlink_sendmsg+0x765/0xc40 [ 73.311211] ? netlink_unicast+0x650/0x650 [ 73.315549] ? apparmor_socket_sendmsg+0x1b/0x20 [ 73.320287] ? netlink_unicast+0x650/0x650 [ 73.324727] sock_sendmsg+0xb5/0xf0 [ 73.328366] ___sys_sendmsg+0x647/0x950 [ 73.332357] ? find_held_lock+0x36/0x1d0 [ 73.338158] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 73.343956] ? __fget+0x278/0x400 [ 73.347397] ? kasan_check_read+0x11/0x20 [ 73.351558] ? __fget+0x295/0x400 [ 73.355005] ? ksys_dup3+0x2e0/0x2e0 [ 73.358705] ? __f_unlock_pos+0xd/0x10 [ 73.362570] ? __fget_light+0x174/0x1e0 [ 73.366656] ? __fdget+0xe/0x10 [ 73.369920] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 73.374753] __sys_sendmsg+0xd9/0x180 [ 73.378532] ? __ia32_sys_shutdown+0x70/0x70 [ 73.383457] ? __sb_end_write+0xa4/0xd0 [ 73.387409] ? kasan_check_write+0x14/0x20 [ 73.391627] ? fput+0x18/0x120 [ 73.394808] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.400173] __x64_sys_sendmsg+0x73/0xb0 [ 73.404310] do_syscall_64+0xd0/0x4e0 [ 73.408104] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.413389] RIP: 0033:0x45c4a9 [ 73.416586] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 73.435729] RSP: 002b:00007fb5b6e6fc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 73.443603] RAX: ffffffffffffffda RBX: 00007fb5b6e706d4 RCX: 000000000045c4a9 [ 73.450876] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 73.458346] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 73.465812] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 73.473070] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 73.484631] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 73.508421] FAULT_INJECTION: forcing a failure. [ 73.508421] name failslab, interval 1, probability 0, space 0, times 0 [ 73.520177] CPU: 0 PID: 8665 Comm: syz-executor.1 Not tainted 4.19.158-syzkaller #0 [ 73.527976] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.537334] Call Trace: [ 73.539906] dump_stack+0x123/0x177 [ 73.543512] should_fail.cold.4+0x5/0x13 [ 73.547562] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 73.552757] ? lock_downgrade+0x860/0x860 [ 73.556925] __should_failslab+0xba/0xf0 [ 73.560981] should_failslab+0x9/0x14 [ 73.564763] kmem_cache_alloc_trace+0x2d4/0x740 [ 73.569419] ? qfq_change_class+0xa89/0x14b5 [ 73.573993] ? qfq_change_class+0xa89/0x14b5 [ 73.578380] ? __local_bh_enable_ip+0x160/0x260 [ 73.583029] qfq_change_class+0xacf/0x14b5 [ 73.587261] ? qfq_delete_class+0x2d0/0x2d0 [ 73.591582] ? nla_parse+0x197/0x280 [ 73.595280] tc_ctl_tclass+0x3e9/0xba0 [ 73.599154] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 73.604238] ? find_held_lock+0x36/0x1d0 [ 73.608305] rtnetlink_rcv_msg+0x34f/0x8f0 [ 73.612516] ? rtnetlink_put_metrics+0x490/0x490 [ 73.617327] ? find_held_lock+0x36/0x1d0 [ 73.621373] netlink_rcv_skb+0x13e/0x3d0 [ 73.625447] ? lock_downgrade+0x860/0x860 [ 73.629577] ? rtnetlink_put_metrics+0x490/0x490 [ 73.634322] ? netlink_ack+0xa50/0xa50 [ 73.638369] ? netlink_deliver_tap+0x182/0xb00 [ 73.643129] rtnetlink_rcv+0x10/0x20 [ 73.646835] netlink_unicast+0x443/0x650 [ 73.650894] ? netlink_attachskb+0x6c0/0x6c0 [ 73.655499] ? _copy_from_iter_full+0x182/0x720 [ 73.660178] ? __check_object_size+0x1ef/0x301 [ 73.664778] netlink_sendmsg+0x765/0xc40 [ 73.668835] ? netlink_unicast+0x650/0x650 [ 73.673066] ? apparmor_socket_sendmsg+0x1b/0x20 [ 73.677821] ? netlink_unicast+0x650/0x650 [ 73.682206] sock_sendmsg+0xb5/0xf0 [ 73.685825] ___sys_sendmsg+0x647/0x950 [ 73.689788] ? find_held_lock+0x36/0x1d0 [ 73.693860] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 73.699509] ? __fget+0x278/0x400 [ 73.702964] ? kasan_check_read+0x11/0x20 [ 73.707093] ? __fget+0x295/0x400 [ 73.710534] ? ksys_dup3+0x2e0/0x2e0 [ 73.714355] ? __f_unlock_pos+0xd/0x10 [ 73.718247] ? __fget_light+0x174/0x1e0 [ 73.722201] ? __fdget+0xe/0x10 [ 73.725554] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 73.730571] __sys_sendmsg+0xd9/0x180 [ 73.734371] ? __ia32_sys_shutdown+0x70/0x70 [ 73.740183] ? __sb_end_write+0xa4/0xd0 [ 73.744318] ? kasan_check_write+0x14/0x20 [ 73.748654] ? fput+0x18/0x120 [ 73.751841] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.765325] __x64_sys_sendmsg+0x73/0xb0 [ 73.769374] do_syscall_64+0xd0/0x4e0 [ 73.773175] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.778346] RIP: 0033:0x45c4a9 [ 73.781522] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 73.800556] RSP: 002b:00007f9792b3dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 73.808257] RAX: ffffffffffffffda RBX: 00007f9792b3e6d4 RCX: 000000000045c4a9 [ 73.815743] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 73.823036] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 73.830406] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 73.840350] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 73.851927] FAULT_INJECTION: forcing a failure. [ 73.851927] name failslab, interval 1, probability 0, space 0, times 0 [ 73.865163] CPU: 0 PID: 8666 Comm: syz-executor.3 Not tainted 4.19.158-syzkaller #0 [ 73.873935] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.883484] Call Trace: [ 73.886080] dump_stack+0x123/0x177 [ 73.889816] should_fail.cold.4+0x5/0x13 [ 73.895373] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 73.900656] ? lock_downgrade+0x860/0x860 [ 73.904923] __should_failslab+0xba/0xf0 [ 73.909603] should_failslab+0x9/0x14 [ 73.913502] kmem_cache_alloc_trace+0x2d4/0x740 [ 73.918483] ? qfq_change_class+0xa89/0x14b5 [ 73.922999] ? qfq_change_class+0xa89/0x14b5 [ 73.927673] ? __local_bh_enable_ip+0x160/0x260 [ 73.932328] qfq_change_class+0xacf/0x14b5 [ 73.937956] ? qfq_delete_class+0x2d0/0x2d0 [ 73.942284] ? nla_parse+0x197/0x280 [ 73.945995] tc_ctl_tclass+0x3e9/0xba0 [ 73.950211] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 73.955529] ? find_held_lock+0x36/0x1d0 [ 73.959591] rtnetlink_rcv_msg+0x34f/0x8f0 [ 73.963840] ? rtnetlink_put_metrics+0x490/0x490 [ 73.968660] ? find_held_lock+0x36/0x1d0 [ 73.972735] netlink_rcv_skb+0x13e/0x3d0 [ 73.976797] ? lock_downgrade+0x860/0x860 [ 73.981125] ? rtnetlink_put_metrics+0x490/0x490 [ 73.985887] ? netlink_ack+0xa50/0xa50 [ 73.989764] ? netlink_deliver_tap+0x182/0xb00 [ 73.994346] rtnetlink_rcv+0x10/0x20 [ 73.998048] netlink_unicast+0x443/0x650 [ 74.002118] ? netlink_attachskb+0x6c0/0x6c0 [ 74.006515] ? _copy_from_iter_full+0x182/0x720 [ 74.011179] ? __check_object_size+0x1ef/0x301 [ 74.015848] netlink_sendmsg+0x765/0xc40 [ 74.020009] ? netlink_unicast+0x650/0x650 [ 74.024509] ? apparmor_socket_sendmsg+0x1b/0x20 [ 74.029246] ? netlink_unicast+0x650/0x650 [ 74.033458] sock_sendmsg+0xb5/0xf0 [ 74.037076] ___sys_sendmsg+0x647/0x950 [ 74.041029] ? find_held_lock+0x36/0x1d0 [ 74.045066] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 74.049827] ? __fget+0x278/0x400 [ 74.053274] ? kasan_check_read+0x11/0x20 [ 74.057404] ? __fget+0x295/0x400 [ 74.060839] ? ksys_dup3+0x2e0/0x2e0 [ 74.064531] ? __f_unlock_pos+0xd/0x10 [ 74.068402] ? __fget_light+0x174/0x1e0 [ 74.072359] ? __fdget+0xe/0x10 [ 74.075613] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 74.080452] __sys_sendmsg+0xd9/0x180 [ 74.084251] ? __ia32_sys_shutdown+0x70/0x70 [ 74.088647] ? __sb_end_write+0xa4/0xd0 [ 74.092599] ? kasan_check_write+0x14/0x20 [ 74.097089] ? fput+0x18/0x120 [ 74.100280] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.105637] __x64_sys_sendmsg+0x73/0xb0 [ 74.109787] do_syscall_64+0xd0/0x4e0 [ 74.113597] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.118864] RIP: 0033:0x45c4a9 [ 74.122041] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 74.140940] RSP: 002b:00007f1a44bb3c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 74.148628] RAX: ffffffffffffffda RBX: 00007f1a44bb46d4 RCX: 000000000045c4a9 [ 74.155881] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 74.163153] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 74.170412] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 74.177769] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 74.185679] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 74.201580] FAULT_INJECTION: forcing a failure. [ 74.201580] name failslab, interval 1, probability 0, space 0, times 0 [ 74.213731] CPU: 0 PID: 8672 Comm: syz-executor.0 Not tainted 4.19.158-syzkaller #0 [ 74.221534] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.230973] Call Trace: [ 74.233565] dump_stack+0x123/0x177 [ 74.237204] should_fail.cold.4+0x5/0x13 [ 74.241301] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 74.246408] ? lock_downgrade+0x860/0x860 [ 74.250558] __should_failslab+0xba/0xf0 [ 74.254764] should_failslab+0x9/0x14 [ 74.258559] kmem_cache_alloc_trace+0x2d4/0x740 [ 74.263215] ? qfq_change_class+0xa89/0x14b5 [ 74.267610] ? qfq_change_class+0xa89/0x14b5 [ 74.272012] ? __local_bh_enable_ip+0x160/0x260 [ 74.276682] qfq_change_class+0xacf/0x14b5 [ 74.280908] ? qfq_delete_class+0x2d0/0x2d0 [ 74.285211] ? nla_parse+0x197/0x280 [ 74.288913] tc_ctl_tclass+0x3e9/0xba0 [ 74.292799] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 74.297901] ? find_held_lock+0x36/0x1d0 [ 74.301953] rtnetlink_rcv_msg+0x34f/0x8f0 [ 74.306172] ? rtnetlink_put_metrics+0x490/0x490 [ 74.310938] ? find_held_lock+0x36/0x1d0 [ 74.315156] netlink_rcv_skb+0x13e/0x3d0 [ 74.319193] ? lock_downgrade+0x860/0x860 [ 74.323316] ? rtnetlink_put_metrics+0x490/0x490 [ 74.328051] ? netlink_ack+0xa50/0xa50 [ 74.332960] ? netlink_deliver_tap+0x182/0xb00 [ 74.337523] rtnetlink_rcv+0x10/0x20 [ 74.341221] netlink_unicast+0x443/0x650 [ 74.345270] ? netlink_attachskb+0x6c0/0x6c0 [ 74.349669] ? _copy_from_iter_full+0x182/0x720 [ 74.354331] ? __check_object_size+0x1ef/0x301 [ 74.358907] netlink_sendmsg+0x765/0xc40 [ 74.362947] ? netlink_unicast+0x650/0x650 [ 74.367178] ? apparmor_socket_sendmsg+0x1b/0x20 [ 74.371921] ? netlink_unicast+0x650/0x650 [ 74.376150] sock_sendmsg+0xb5/0xf0 [ 74.379767] ___sys_sendmsg+0x647/0x950 [ 74.383741] ? find_held_lock+0x36/0x1d0 [ 74.387787] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 74.392594] ? __fget+0x278/0x400 [ 74.396043] ? kasan_check_read+0x11/0x20 [ 74.400191] ? __fget+0x295/0x400 [ 74.403633] ? ksys_dup3+0x2e0/0x2e0 [ 74.407340] ? __f_unlock_pos+0xd/0x10 [ 74.411215] ? __fget_light+0x174/0x1e0 [ 74.415529] ? __fdget+0xe/0x10 [ 74.418836] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 74.423685] __sys_sendmsg+0xd9/0x180 [ 74.427477] ? __ia32_sys_shutdown+0x70/0x70 [ 74.431885] ? __sb_end_write+0xa4/0xd0 [ 74.435868] ? kasan_check_write+0x14/0x20 [ 74.440092] ? fput+0x18/0x120 [ 74.443317] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.448968] __x64_sys_sendmsg+0x73/0xb0 [ 74.453020] do_syscall_64+0xd0/0x4e0 [ 74.456811] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.461987] RIP: 0033:0x45c4a9 [ 74.467702] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 74.486744] RSP: 002b:00007f50b14dcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 74.494439] RAX: ffffffffffffffda RBX: 00007f50b14dd6d4 RCX: 000000000045c4a9 [ 74.501706] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 74.508958] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 74.516211] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 74.523465] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 74.532832] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 74.548839] FAULT_INJECTION: forcing a failure. [ 74.548839] name failslab, interval 1, probability 0, space 0, times 0 [ 74.561406] CPU: 0 PID: 8680 Comm: syz-executor.4 Not tainted 4.19.158-syzkaller #0 [ 74.569216] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.578570] Call Trace: [ 74.581246] dump_stack+0x123/0x177 [ 74.584901] should_fail.cold.4+0x5/0x13 [ 74.588962] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 74.594079] ? lock_downgrade+0x860/0x860 [ 74.598223] __should_failslab+0xba/0xf0 [ 74.602287] should_failslab+0x9/0x14 [ 74.606081] kmem_cache_alloc_trace+0x2d4/0x740 [ 74.610739] ? qfq_change_class+0xa89/0x14b5 [ 74.615130] ? qfq_change_class+0xa89/0x14b5 [ 74.619521] ? __local_bh_enable_ip+0x160/0x260 [ 74.624177] qfq_change_class+0xacf/0x14b5 [ 74.628413] ? qfq_delete_class+0x2d0/0x2d0 [ 74.632814] ? nla_parse+0x197/0x280 [ 74.636549] tc_ctl_tclass+0x3e9/0xba0 [ 74.640432] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 74.645538] ? find_held_lock+0x36/0x1d0 [ 74.649603] rtnetlink_rcv_msg+0x34f/0x8f0 [ 74.653920] ? rtnetlink_put_metrics+0x490/0x490 [ 74.658841] ? find_held_lock+0x36/0x1d0 [ 74.663411] netlink_rcv_skb+0x13e/0x3d0 [ 74.667462] ? lock_downgrade+0x860/0x860 [ 74.671607] ? rtnetlink_put_metrics+0x490/0x490 [ 74.676351] ? netlink_ack+0xa50/0xa50 [ 74.680396] ? netlink_deliver_tap+0x182/0xb00 [ 74.684962] rtnetlink_rcv+0x10/0x20 [ 74.688671] netlink_unicast+0x443/0x650 [ 74.692749] ? netlink_attachskb+0x6c0/0x6c0 [ 74.697166] ? _copy_from_iter_full+0x182/0x720 [ 74.701822] ? __check_object_size+0x1ef/0x301 [ 74.706391] netlink_sendmsg+0x765/0xc40 [ 74.710434] ? netlink_unicast+0x650/0x650 [ 74.714656] ? apparmor_socket_sendmsg+0x1b/0x20 [ 74.719410] ? netlink_unicast+0x650/0x650 [ 74.723648] sock_sendmsg+0xb5/0xf0 [ 74.727281] ___sys_sendmsg+0x647/0x950 [ 74.731241] ? find_held_lock+0x36/0x1d0 [ 74.735391] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 74.740129] ? __fget+0x278/0x400 [ 74.743578] ? kasan_check_read+0x11/0x20 [ 74.747722] ? __fget+0x295/0x400 [ 74.751510] ? ksys_dup3+0x2e0/0x2e0 [ 74.755299] ? __f_unlock_pos+0xd/0x10 [ 74.759169] ? __fget_light+0x174/0x1e0 [ 74.763164] ? __fdget+0xe/0x10 [ 74.766436] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 74.771284] __sys_sendmsg+0xd9/0x180 [ 74.775339] ? __ia32_sys_shutdown+0x70/0x70 [ 74.779918] ? __sb_end_write+0xa4/0xd0 [ 74.784055] ? kasan_check_write+0x14/0x20 [ 74.788283] ? fput+0x18/0x120 [ 74.791589] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.797020] __x64_sys_sendmsg+0x73/0xb0 [ 74.801571] do_syscall_64+0xd0/0x4e0 [ 74.805536] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.810733] RIP: 0033:0x45c4a9 [ 74.814000] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 74.833038] RSP: 002b:00007feef6340c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 74.840767] RAX: ffffffffffffffda RBX: 00007feef63416d4 RCX: 000000000045c4a9 [ 74.848025] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 74.855415] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 74.867837] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 74.879760] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 74.887455] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 74.904543] FAULT_INJECTION: forcing a failure. [ 74.904543] name failslab, interval 1, probability 0, space 0, times 0 [ 74.918479] CPU: 0 PID: 8694 Comm: syz-executor.2 Not tainted 4.19.158-syzkaller #0 [ 74.926317] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.935678] Call Trace: [ 74.938261] dump_stack+0x123/0x177 [ 74.941947] should_fail.cold.4+0x5/0x13 [ 74.945995] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 74.951213] ? lock_downgrade+0x860/0x860 [ 74.955354] __should_failslab+0xba/0xf0 [ 74.959666] should_failslab+0x9/0x14 [ 74.963658] kmem_cache_alloc_trace+0x2d4/0x740 [ 74.968517] ? qfq_change_class+0xa89/0x14b5 [ 74.973110] ? qfq_change_class+0xa89/0x14b5 [ 74.977522] ? __local_bh_enable_ip+0x160/0x260 [ 74.982227] qfq_change_class+0xacf/0x14b5 [ 74.986446] ? qfq_delete_class+0x2d0/0x2d0 [ 74.990764] ? nla_parse+0x197/0x280 [ 74.994472] tc_ctl_tclass+0x3e9/0xba0 [ 74.998418] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 75.003555] ? find_held_lock+0x36/0x1d0 [ 75.007726] rtnetlink_rcv_msg+0x34f/0x8f0 [ 75.012036] ? rtnetlink_put_metrics+0x490/0x490 [ 75.017141] ? find_held_lock+0x36/0x1d0 [ 75.021306] netlink_rcv_skb+0x13e/0x3d0 [ 75.025380] ? lock_downgrade+0x860/0x860 [ 75.029519] ? rtnetlink_put_metrics+0x490/0x490 [ 75.034453] ? netlink_ack+0xa50/0xa50 [ 75.038353] ? netlink_deliver_tap+0x182/0xb00 [ 75.042920] rtnetlink_rcv+0x10/0x20 [ 75.046617] netlink_unicast+0x443/0x650 [ 75.050662] ? netlink_attachskb+0x6c0/0x6c0 [ 75.055314] ? _copy_from_iter_full+0x182/0x720 [ 75.059967] ? __check_object_size+0x1ef/0x301 [ 75.064666] netlink_sendmsg+0x765/0xc40 [ 75.068723] ? netlink_unicast+0x650/0x650 [ 75.072957] ? apparmor_socket_sendmsg+0x1b/0x20 [ 75.077722] ? netlink_unicast+0x650/0x650 [ 75.081941] sock_sendmsg+0xb5/0xf0 [ 75.085550] ___sys_sendmsg+0x647/0x950 [ 75.089522] ? find_held_lock+0x36/0x1d0 [ 75.094042] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 75.098798] ? __fget+0x278/0x400 [ 75.102247] ? kasan_check_read+0x11/0x20 [ 75.106397] ? __fget+0x295/0x400 [ 75.109845] ? ksys_dup3+0x2e0/0x2e0 [ 75.113545] ? __f_unlock_pos+0xd/0x10 [ 75.117424] ? __fget_light+0x174/0x1e0 [ 75.126781] ? __fdget+0xe/0x10 [ 75.130043] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 75.134887] __sys_sendmsg+0xd9/0x180 [ 75.138715] ? __ia32_sys_shutdown+0x70/0x70 [ 75.143106] ? __sb_end_write+0xa4/0xd0 [ 75.147077] ? kasan_check_write+0x14/0x20 [ 75.151306] ? fput+0x18/0x120 [ 75.154521] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 75.160328] __x64_sys_sendmsg+0x73/0xb0 [ 75.164377] do_syscall_64+0xd0/0x4e0 [ 75.168274] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 75.173460] RIP: 0033:0x45c4a9 [ 75.176658] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 75.195981] RSP: 002b:00007fdaead13c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 75.203938] RAX: ffffffffffffffda RBX: 00007fdaead146d4 RCX: 000000000045c4a9 [ 75.211475] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 75.219402] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 75.226661] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 75.234007] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 75.244247] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 75.282030] FAULT_INJECTION: forcing a failure. [ 75.282030] name failslab, interval 1, probability 0, space 0, times 0 [ 75.293537] CPU: 1 PID: 8704 Comm: syz-executor.5 Not tainted 4.19.158-syzkaller #0 [ 75.301344] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.310683] Call Trace: [ 75.313258] dump_stack+0x123/0x177 [ 75.316861] should_fail.cold.4+0x5/0x13 [ 75.320897] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 75.325976] ? lock_downgrade+0x860/0x860 [ 75.330116] __should_failslab+0xba/0xf0 [ 75.334163] should_failslab+0x9/0x14 [ 75.337941] kmem_cache_alloc_trace+0x2d4/0x740 [ 75.342613] ? qfq_change_class+0xa89/0x14b5 [ 75.346999] ? qfq_change_class+0xa89/0x14b5 [ 75.351399] ? __local_bh_enable_ip+0x160/0x260 [ 75.356063] qfq_change_class+0xacf/0x14b5 [ 75.360296] ? qfq_delete_class+0x2d0/0x2d0 [ 75.364595] ? nla_parse+0x197/0x280 [ 75.368304] tc_ctl_tclass+0x3e9/0xba0 [ 75.372255] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 75.377363] ? find_held_lock+0x36/0x1d0 [ 75.381571] rtnetlink_rcv_msg+0x34f/0x8f0 [ 75.385804] ? rtnetlink_put_metrics+0x490/0x490 [ 75.390554] ? find_held_lock+0x36/0x1d0 [ 75.394621] netlink_rcv_skb+0x13e/0x3d0 [ 75.398757] ? lock_downgrade+0x860/0x860 [ 75.402882] ? rtnetlink_put_metrics+0x490/0x490 [ 75.407906] ? netlink_ack+0xa50/0xa50 [ 75.411813] ? netlink_deliver_tap+0x182/0xb00 [ 75.416511] rtnetlink_rcv+0x10/0x20 [ 75.420309] netlink_unicast+0x443/0x650 [ 75.424356] ? netlink_attachskb+0x6c0/0x6c0 [ 75.428754] ? _copy_from_iter_full+0x182/0x720 [ 75.433562] ? __check_object_size+0x1ef/0x301 [ 75.438139] netlink_sendmsg+0x765/0xc40 [ 75.442202] ? netlink_unicast+0x650/0x650 [ 75.446419] ? apparmor_socket_sendmsg+0x1b/0x20 [ 75.451186] ? netlink_unicast+0x650/0x650 [ 75.455527] sock_sendmsg+0xb5/0xf0 [ 75.459136] ___sys_sendmsg+0x647/0x950 [ 75.463090] ? find_held_lock+0x36/0x1d0 [ 75.467150] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 75.474252] ? __fget+0x278/0x400 [ 75.477704] ? kasan_check_read+0x11/0x20 [ 75.481830] ? __fget+0x295/0x400 [ 75.485262] ? ksys_dup3+0x2e0/0x2e0 [ 75.489073] ? __f_unlock_pos+0xd/0x10 [ 75.492949] ? __fget_light+0x174/0x1e0 [ 75.496899] ? __fdget+0xe/0x10 [ 75.500167] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 75.505001] __sys_sendmsg+0xd9/0x180 [ 75.508787] ? __ia32_sys_shutdown+0x70/0x70 [ 75.513188] ? __sb_end_write+0xa4/0xd0 [ 75.517141] ? kasan_check_write+0x14/0x20 [ 75.521356] ? fput+0x18/0x120 [ 75.524540] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 75.529898] __x64_sys_sendmsg+0x73/0xb0 [ 75.533945] do_syscall_64+0xd0/0x4e0 [ 75.537724] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 75.542887] RIP: 0033:0x45c4a9 [ 75.546099] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 75.565365] RSP: 002b:00007fb5b6e6fc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 75.573589] RAX: ffffffffffffffda RBX: 00007fb5b6e706d4 RCX: 000000000045c4a9 [ 75.580844] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 75.588101] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 75.595362] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 75.602715] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 75.615089] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 75.639979] FAULT_INJECTION: forcing a failure. [ 75.639979] name failslab, interval 1, probability 0, space 0, times 0 [ 75.652860] CPU: 1 PID: 8710 Comm: syz-executor.1 Not tainted 4.19.158-syzkaller #0 [ 75.660670] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.670034] Call Trace: [ 75.672612] dump_stack+0x123/0x177 [ 75.676247] should_fail.cold.4+0x5/0x13 [ 75.680302] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 75.685391] ? lock_downgrade+0x860/0x860 [ 75.689552] __should_failslab+0xba/0xf0 [ 75.693593] should_failslab+0x9/0x14 [ 75.697500] kmem_cache_alloc_trace+0x2d4/0x740 [ 75.702222] ? qfq_change_class+0xa89/0x14b5 [ 75.706610] ? qfq_change_class+0xa89/0x14b5 [ 75.711002] ? __local_bh_enable_ip+0x160/0x260 [ 75.715655] qfq_change_class+0xacf/0x14b5 [ 75.719881] ? qfq_delete_class+0x2d0/0x2d0 [ 75.724203] ? nla_parse+0x197/0x280 [ 75.727900] tc_ctl_tclass+0x3e9/0xba0 [ 75.731774] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 75.736854] ? find_held_lock+0x36/0x1d0 [ 75.740902] rtnetlink_rcv_msg+0x34f/0x8f0 [ 75.745127] ? rtnetlink_put_metrics+0x490/0x490 [ 75.749867] ? find_held_lock+0x36/0x1d0 [ 75.754020] netlink_rcv_skb+0x13e/0x3d0 [ 75.758065] ? lock_downgrade+0x860/0x860 [ 75.762204] ? rtnetlink_put_metrics+0x490/0x490 [ 75.766940] ? netlink_ack+0xa50/0xa50 [ 75.771080] ? netlink_deliver_tap+0x182/0xb00 [ 75.775644] rtnetlink_rcv+0x10/0x20 [ 75.779340] netlink_unicast+0x443/0x650 [ 75.783396] ? netlink_attachskb+0x6c0/0x6c0 [ 75.787788] ? _copy_from_iter_full+0x182/0x720 [ 75.792442] ? __check_object_size+0x1ef/0x301 [ 75.797045] netlink_sendmsg+0x765/0xc40 [ 75.801089] ? netlink_unicast+0x650/0x650 [ 75.805418] ? apparmor_socket_sendmsg+0x1b/0x20 [ 75.810238] ? netlink_unicast+0x650/0x650 [ 75.814487] sock_sendmsg+0xb5/0xf0 [ 75.818097] ___sys_sendmsg+0x647/0x950 [ 75.822056] ? find_held_lock+0x36/0x1d0 [ 75.826102] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 75.830848] ? __fget+0x278/0x400 [ 75.834277] ? kasan_check_read+0x11/0x20 [ 75.838408] ? __fget+0x295/0x400 [ 75.841845] ? ksys_dup3+0x2e0/0x2e0 [ 75.845536] ? __f_unlock_pos+0xd/0x10 [ 75.849401] ? __fget_light+0x174/0x1e0 [ 75.853364] ? __fdget+0xe/0x10 [ 75.856620] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 75.861442] __sys_sendmsg+0xd9/0x180 [ 75.865226] ? __ia32_sys_shutdown+0x70/0x70 [ 75.869650] ? __sb_end_write+0xa4/0xd0 [ 75.873602] ? kasan_check_write+0x14/0x20 [ 75.877821] ? fput+0x18/0x120 [ 75.881014] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 75.886362] __x64_sys_sendmsg+0x73/0xb0 [ 75.890416] do_syscall_64+0xd0/0x4e0 [ 75.894221] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 75.899393] RIP: 0033:0x45c4a9 [ 75.902569] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 75.921472] RSP: 002b:00007f9792b3dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 75.929162] RAX: ffffffffffffffda RBX: 00007f9792b3e6d4 RCX: 000000000045c4a9 [ 75.936412] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 75.943663] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 75.950916] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 75.958821] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 75.969464] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 75.986398] FAULT_INJECTION: forcing a failure. [ 75.986398] name failslab, interval 1, probability 0, space 0, times 0 [ 76.000990] CPU: 1 PID: 8720 Comm: syz-executor.3 Not tainted 4.19.158-syzkaller #0 [ 76.008820] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 76.018176] Call Trace: [ 76.020778] dump_stack+0x123/0x177 [ 76.024618] should_fail.cold.4+0x5/0x13 [ 76.028686] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 76.033887] ? lock_downgrade+0x860/0x860 [ 76.038036] __should_failslab+0xba/0xf0 [ 76.042094] should_failslab+0x9/0x14 [ 76.045884] kmem_cache_alloc_trace+0x2d4/0x740 [ 76.050592] ? qfq_change_class+0xa89/0x14b5 [ 76.055001] ? qfq_change_class+0xa89/0x14b5 [ 76.059397] ? __local_bh_enable_ip+0x160/0x260 [ 76.064057] qfq_change_class+0xacf/0x14b5 [ 76.068285] ? qfq_delete_class+0x2d0/0x2d0 [ 76.072596] ? nla_parse+0x197/0x280 [ 76.076298] tc_ctl_tclass+0x3e9/0xba0 [ 76.080176] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 76.085294] ? find_held_lock+0x36/0x1d0 [ 76.089355] rtnetlink_rcv_msg+0x34f/0x8f0 [ 76.093593] ? rtnetlink_put_metrics+0x490/0x490 [ 76.098348] ? find_held_lock+0x36/0x1d0 [ 76.102418] netlink_rcv_skb+0x13e/0x3d0 [ 76.106462] ? lock_downgrade+0x860/0x860 [ 76.110609] ? rtnetlink_put_metrics+0x490/0x490 [ 76.115502] ? netlink_ack+0xa50/0xa50 [ 76.119384] ? netlink_deliver_tap+0x182/0xb00 [ 76.123959] rtnetlink_rcv+0x10/0x20 [ 76.127782] netlink_unicast+0x443/0x650 [ 76.131843] ? netlink_attachskb+0x6c0/0x6c0 [ 76.136431] ? _copy_from_iter_full+0x182/0x720 [ 76.141162] ? __check_object_size+0x1ef/0x301 [ 76.145822] netlink_sendmsg+0x765/0xc40 [ 76.149872] ? netlink_unicast+0x650/0x650 [ 76.154091] ? apparmor_socket_sendmsg+0x1b/0x20 [ 76.158841] ? netlink_unicast+0x650/0x650 [ 76.163131] sock_sendmsg+0xb5/0xf0 [ 76.166802] ___sys_sendmsg+0x647/0x950 [ 76.170894] ? find_held_lock+0x36/0x1d0 [ 76.174941] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 76.179805] ? __fget+0x278/0x400 [ 76.183252] ? kasan_check_read+0x11/0x20 [ 76.187409] ? __fget+0x295/0x400 [ 76.190871] ? ksys_dup3+0x2e0/0x2e0 [ 76.194570] ? __f_unlock_pos+0xd/0x10 [ 76.198448] ? __fget_light+0x174/0x1e0 [ 76.202421] ? __fdget+0xe/0x10 [ 76.205682] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 76.210553] __sys_sendmsg+0xd9/0x180 [ 76.214346] ? __ia32_sys_shutdown+0x70/0x70 [ 76.218754] ? __sb_end_write+0xa4/0xd0 [ 76.222722] ? kasan_check_write+0x14/0x20 [ 76.226938] ? fput+0x18/0x120 [ 76.230191] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.235638] __x64_sys_sendmsg+0x73/0xb0 [ 76.239695] do_syscall_64+0xd0/0x4e0 [ 76.243575] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.248754] RIP: 0033:0x45c4a9 [ 76.251936] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 76.270940] RSP: 002b:00007f1a44bb3c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 76.278651] RAX: ffffffffffffffda RBX: 00007f1a44bb46d4 RCX: 000000000045c4a9 [ 76.286023] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 76.293274] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 76.300554] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 76.307813] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 76.323635] FAULT_INJECTION: forcing a failure. [ 76.323635] name failslab, interval 1, probability 0, space 0, times 0 [ 76.336957] CPU: 1 PID: 8730 Comm: syz-executor.0 Not tainted 4.19.158-syzkaller #0 [ 76.344769] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 76.354124] Call Trace: [ 76.356743] dump_stack+0x123/0x177 [ 76.360406] should_fail.cold.4+0x5/0x13 [ 76.364468] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 76.369570] ? lock_downgrade+0x860/0x860 [ 76.373739] __should_failslab+0xba/0xf0 [ 76.377801] should_failslab+0x9/0x14 [ 76.381601] kmem_cache_alloc_trace+0x2d4/0x740 [ 76.386372] ? qfq_change_class+0xa89/0x14b5 [ 76.390771] ? qfq_change_class+0xa89/0x14b5 [ 76.395165] ? __local_bh_enable_ip+0x160/0x260 [ 76.399819] qfq_change_class+0xacf/0x14b5 [ 76.404039] ? qfq_delete_class+0x2d0/0x2d0 [ 76.408357] ? nla_parse+0x197/0x280 [ 76.412083] tc_ctl_tclass+0x3e9/0xba0 [ 76.415962] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 76.421055] ? find_held_lock+0x36/0x1d0 [ 76.425110] rtnetlink_rcv_msg+0x34f/0x8f0 [ 76.429345] ? rtnetlink_put_metrics+0x490/0x490 [ 76.434088] ? find_held_lock+0x36/0x1d0 [ 76.438144] netlink_rcv_skb+0x13e/0x3d0 [ 76.442216] ? lock_downgrade+0x860/0x860 [ 76.446470] ? rtnetlink_put_metrics+0x490/0x490 [ 76.451213] ? netlink_ack+0xa50/0xa50 [ 76.455087] ? netlink_deliver_tap+0x182/0xb00 [ 76.459664] rtnetlink_rcv+0x10/0x20 [ 76.463501] netlink_unicast+0x443/0x650 [ 76.467550] ? netlink_attachskb+0x6c0/0x6c0 [ 76.471948] ? _copy_from_iter_full+0x182/0x720 [ 76.476759] ? __check_object_size+0x1ef/0x301 [ 76.481332] netlink_sendmsg+0x765/0xc40 [ 76.485431] ? netlink_unicast+0x650/0x650 [ 76.489667] ? apparmor_socket_sendmsg+0x1b/0x20 [ 76.494411] ? netlink_unicast+0x650/0x650 [ 76.498628] sock_sendmsg+0xb5/0xf0 [ 76.502341] ___sys_sendmsg+0x647/0x950 [ 76.506320] ? find_held_lock+0x36/0x1d0 [ 76.510369] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 76.515402] ? __fget+0x278/0x400 [ 76.518858] ? kasan_check_read+0x11/0x20 [ 76.522995] ? __fget+0x295/0x400 [ 76.526438] ? ksys_dup3+0x2e0/0x2e0 [ 76.530143] ? __f_unlock_pos+0xd/0x10 [ 76.534067] ? __fget_light+0x174/0x1e0 [ 76.538033] ? __fdget+0xe/0x10 [ 76.541300] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 76.546122] __sys_sendmsg+0xd9/0x180 [ 76.549915] ? __ia32_sys_shutdown+0x70/0x70 [ 76.554312] ? __sb_end_write+0xa4/0xd0 [ 76.558364] ? kasan_check_write+0x14/0x20 [ 76.562587] ? fput+0x18/0x120 [ 76.565780] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.571126] __x64_sys_sendmsg+0x73/0xb0 [ 76.575171] do_syscall_64+0xd0/0x4e0 [ 76.578960] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.584134] RIP: 0033:0x45c4a9 [ 76.587320] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 76.606302] RSP: 002b:00007f50b14dcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 76.614002] RAX: ffffffffffffffda RBX: 00007f50b14dd6d4 RCX: 000000000045c4a9 [ 76.621254] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 76.628509] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 76.635782] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 76.643045] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 76.668901] FAULT_INJECTION: forcing a failure. [ 76.668901] name failslab, interval 1, probability 0, space 0, times 0 [ 76.685441] CPU: 1 PID: 8746 Comm: syz-executor.2 Not tainted 4.19.158-syzkaller #0 [ 76.693289] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 76.702905] Call Trace: [ 76.705499] dump_stack+0x123/0x177 [ 76.709133] should_fail.cold.4+0x5/0x13 [ 76.713410] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 76.718521] ? lock_downgrade+0x860/0x860 [ 76.722688] __should_failslab+0xba/0xf0 [ 76.726746] should_failslab+0x9/0x14 [ 76.730543] kmem_cache_alloc_trace+0x2d4/0x740 [ 76.735211] ? qfq_change_class+0xa89/0x14b5 [ 76.739609] ? qfq_change_class+0xa89/0x14b5 [ 76.744095] ? __local_bh_enable_ip+0x160/0x260 [ 76.748755] qfq_change_class+0xacf/0x14b5 [ 76.752979] ? qfq_delete_class+0x2d0/0x2d0 [ 76.757313] ? nla_parse+0x197/0x280 [ 76.761023] tc_ctl_tclass+0x3e9/0xba0 [ 76.764930] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 76.770045] ? find_held_lock+0x36/0x1d0 [ 76.774102] rtnetlink_rcv_msg+0x34f/0x8f0 [ 76.778327] ? rtnetlink_put_metrics+0x490/0x490 [ 76.783084] ? find_held_lock+0x36/0x1d0 [ 76.787126] netlink_rcv_skb+0x13e/0x3d0 [ 76.791170] ? lock_downgrade+0x860/0x860 [ 76.795297] ? rtnetlink_put_metrics+0x490/0x490 [ 76.800059] ? netlink_ack+0xa50/0xa50 [ 76.803952] ? netlink_deliver_tap+0x182/0xb00 [ 76.808527] rtnetlink_rcv+0x10/0x20 [ 76.812229] netlink_unicast+0x443/0x650 [ 76.816300] ? netlink_attachskb+0x6c0/0x6c0 [ 76.820692] ? _copy_from_iter_full+0x182/0x720 [ 76.825343] ? __check_object_size+0x1ef/0x301 [ 76.829909] netlink_sendmsg+0x765/0xc40 [ 76.833949] ? netlink_unicast+0x650/0x650 [ 76.838181] ? apparmor_socket_sendmsg+0x1b/0x20 [ 76.842927] ? netlink_unicast+0x650/0x650 [ 76.847159] sock_sendmsg+0xb5/0xf0 [ 76.850766] ___sys_sendmsg+0x647/0x950 [ 76.854721] ? find_held_lock+0x36/0x1d0 [ 76.858768] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 76.863530] ? __fget+0x278/0x400 [ 76.866966] ? kasan_check_read+0x11/0x20 [ 76.871104] ? __fget+0x295/0x400 [ 76.874539] ? ksys_dup3+0x2e0/0x2e0 [ 76.878239] ? __f_unlock_pos+0xd/0x10 [ 76.882117] ? __fget_light+0x174/0x1e0 [ 76.886072] ? __fdget+0xe/0x10 [ 76.889337] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 76.894173] __sys_sendmsg+0xd9/0x180 [ 76.898113] ? __ia32_sys_shutdown+0x70/0x70 [ 76.902518] ? __sb_end_write+0xa4/0xd0 [ 76.906592] ? kasan_check_write+0x14/0x20 [ 76.910810] ? fput+0x18/0x120 [ 76.913988] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.919346] __x64_sys_sendmsg+0x73/0xb0 [ 76.923407] do_syscall_64+0xd0/0x4e0 [ 76.927190] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.932362] RIP: 0033:0x45c4a9 [ 76.935676] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 76.954566] RSP: 002b:00007fdaead13c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 76.962265] RAX: ffffffffffffffda RBX: 00007fdaead146d4 RCX: 000000000045c4a9 [ 76.969659] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 76.976921] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 76.984176] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 76.991433] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 77.011523] FAULT_INJECTION: forcing a failure. [ 77.011523] name failslab, interval 1, probability 0, space 0, times 0 [ 77.032111] CPU: 1 PID: 8757 Comm: syz-executor.5 Not tainted 4.19.158-syzkaller #0 [ 77.039934] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 77.049291] Call Trace: [ 77.051885] dump_stack+0x123/0x177 [ 77.055522] should_fail.cold.4+0x5/0x13 [ 77.059586] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 77.064693] ? lock_downgrade+0x860/0x860 [ 77.068838] __should_failslab+0xba/0xf0 [ 77.072886] should_failslab+0x9/0x14 [ 77.076664] kmem_cache_alloc_trace+0x2d4/0x740 [ 77.081314] ? qfq_change_class+0xa89/0x14b5 [ 77.085703] ? qfq_change_class+0xa89/0x14b5 [ 77.090099] ? __local_bh_enable_ip+0x160/0x260 [ 77.094749] qfq_change_class+0xacf/0x14b5 [ 77.098961] ? qfq_delete_class+0x2d0/0x2d0 [ 77.103270] ? nla_parse+0x197/0x280 [ 77.106983] tc_ctl_tclass+0x3e9/0xba0 [ 77.110874] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 77.115979] ? find_held_lock+0x36/0x1d0 [ 77.120040] rtnetlink_rcv_msg+0x34f/0x8f0 [ 77.124255] ? rtnetlink_put_metrics+0x490/0x490 [ 77.129029] ? find_held_lock+0x36/0x1d0 [ 77.133085] netlink_rcv_skb+0x13e/0x3d0 [ 77.137129] ? lock_downgrade+0x860/0x860 [ 77.141285] ? rtnetlink_put_metrics+0x490/0x490 [ 77.146022] ? netlink_ack+0xa50/0xa50 [ 77.149914] ? netlink_deliver_tap+0x182/0xb00 [ 77.154496] rtnetlink_rcv+0x10/0x20 [ 77.158204] netlink_unicast+0x443/0x650 [ 77.162255] ? netlink_attachskb+0x6c0/0x6c0 [ 77.166661] ? _copy_from_iter_full+0x182/0x720 [ 77.171308] ? __check_object_size+0x1ef/0x301 [ 77.175887] netlink_sendmsg+0x765/0xc40 [ 77.179945] ? netlink_unicast+0x650/0x650 [ 77.184176] ? apparmor_socket_sendmsg+0x1b/0x20 [ 77.188922] ? netlink_unicast+0x650/0x650 [ 77.193145] sock_sendmsg+0xb5/0xf0 [ 77.196871] ___sys_sendmsg+0x647/0x950 [ 77.201870] ? find_held_lock+0x36/0x1d0 [ 77.205912] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 77.210653] ? __fget+0x278/0x400 [ 77.214220] ? kasan_check_read+0x11/0x20 [ 77.218514] ? __fget+0x295/0x400 [ 77.221963] ? ksys_dup3+0x2e0/0x2e0 [ 77.225662] ? __f_unlock_pos+0xd/0x10 [ 77.229550] ? __fget_light+0x174/0x1e0 [ 77.233532] ? __fdget+0xe/0x10 [ 77.236798] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 77.241746] __sys_sendmsg+0xd9/0x180 [ 77.245530] ? __ia32_sys_shutdown+0x70/0x70 [ 77.250191] ? __sb_end_write+0xa4/0xd0 [ 77.254162] ? kasan_check_write+0x14/0x20 [ 77.258386] ? fput+0x18/0x120 [ 77.261578] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.266932] __x64_sys_sendmsg+0x73/0xb0 [ 77.270981] do_syscall_64+0xd0/0x4e0 [ 77.274769] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.279955] RIP: 0033:0x45c4a9 [ 77.283212] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 77.302100] RSP: 002b:00007fb5b6e6fc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 77.309799] RAX: ffffffffffffffda RBX: 00007fb5b6e706d4 RCX: 000000000045c4a9 [ 77.317063] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 77.324390] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 77.331647] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 77.338900] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 77.358171] FAULT_INJECTION: forcing a failure. [ 77.358171] name failslab, interval 1, probability 0, space 0, times 0 [ 77.373115] CPU: 1 PID: 8758 Comm: syz-executor.4 Not tainted 4.19.158-syzkaller #0 [ 77.380934] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 77.390287] Call Trace: [ 77.393973] dump_stack+0x123/0x177 [ 77.397605] should_fail.cold.4+0x5/0x13 [ 77.401671] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 77.406794] ? lock_downgrade+0x860/0x860 [ 77.410943] __should_failslab+0xba/0xf0 [ 77.414998] should_failslab+0x9/0x14 [ 77.418781] kmem_cache_alloc_trace+0x2d4/0x740 [ 77.423431] ? qfq_change_class+0xa89/0x14b5 [ 77.427829] ? qfq_change_class+0xa89/0x14b5 [ 77.432229] ? __local_bh_enable_ip+0x160/0x260 [ 77.436902] qfq_change_class+0xacf/0x14b5 [ 77.441129] ? qfq_delete_class+0x2d0/0x2d0 [ 77.445523] ? nla_parse+0x197/0x280 [ 77.449228] tc_ctl_tclass+0x3e9/0xba0 [ 77.453120] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 77.458221] ? find_held_lock+0x36/0x1d0 [ 77.462292] rtnetlink_rcv_msg+0x34f/0x8f0 [ 77.466514] ? rtnetlink_put_metrics+0x490/0x490 [ 77.471360] ? find_held_lock+0x36/0x1d0 [ 77.475411] netlink_rcv_skb+0x13e/0x3d0 [ 77.479517] ? lock_downgrade+0x860/0x860 [ 77.483677] ? rtnetlink_put_metrics+0x490/0x490 [ 77.488442] ? netlink_ack+0xa50/0xa50 [ 77.492324] ? netlink_deliver_tap+0x182/0xb00 [ 77.496904] rtnetlink_rcv+0x10/0x20 [ 77.500607] netlink_unicast+0x443/0x650 [ 77.504650] ? netlink_attachskb+0x6c0/0x6c0 [ 77.509055] ? _copy_from_iter_full+0x182/0x720 [ 77.513707] ? __check_object_size+0x1ef/0x301 [ 77.518279] netlink_sendmsg+0x765/0xc40 [ 77.522335] ? netlink_unicast+0x650/0x650 [ 77.526565] ? apparmor_socket_sendmsg+0x1b/0x20 [ 77.531300] ? netlink_unicast+0x650/0x650 [ 77.535537] sock_sendmsg+0xb5/0xf0 [ 77.539148] ___sys_sendmsg+0x647/0x950 [ 77.543105] ? find_held_lock+0x36/0x1d0 [ 77.547167] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 77.551908] ? __fget+0x278/0x400 [ 77.555349] ? kasan_check_read+0x11/0x20 [ 77.559486] ? __fget+0x295/0x400 [ 77.562938] ? ksys_dup3+0x2e0/0x2e0 [ 77.566641] ? __f_unlock_pos+0xd/0x10 [ 77.570541] ? __fget_light+0x174/0x1e0 [ 77.574508] ? __fdget+0xe/0x10 [ 77.577812] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 77.582656] __sys_sendmsg+0xd9/0x180 [ 77.586441] ? __ia32_sys_shutdown+0x70/0x70 [ 77.590831] ? __sb_end_write+0xa4/0xd0 [ 77.594815] ? kasan_check_write+0x14/0x20 [ 77.599039] ? fput+0x18/0x120 [ 77.602288] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.607645] __x64_sys_sendmsg+0x73/0xb0 [ 77.611694] do_syscall_64+0xd0/0x4e0 [ 77.615502] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.620681] RIP: 0033:0x45c4a9 [ 77.623852] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 77.642830] RSP: 002b:00007feef6340c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 77.650547] RAX: ffffffffffffffda RBX: 00007feef63416d4 RCX: 000000000045c4a9 [ 77.657963] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 77.665218] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 77.672610] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 77.679899] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 77.699284] FAULT_INJECTION: forcing a failure. 2020/11/20 01:06:38 executed programs: 94 [ 77.699284] name failslab, interval 1, probability 0, space 0, times 0 [ 77.716639] CPU: 1 PID: 8768 Comm: syz-executor.1 Not tainted 4.19.158-syzkaller #0 [ 77.724484] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 77.733941] Call Trace: [ 77.736526] dump_stack+0x123/0x177 [ 77.740206] should_fail.cold.4+0x5/0x13 [ 77.744264] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 77.749530] ? lock_downgrade+0x860/0x860 [ 77.754097] __should_failslab+0xba/0xf0 [ 77.758323] should_failslab+0x9/0x14 [ 77.762140] kmem_cache_alloc_trace+0x2d4/0x740 [ 77.766801] ? qfq_change_class+0xa89/0x14b5 [ 77.771198] ? qfq_change_class+0xa89/0x14b5 [ 77.775590] ? __local_bh_enable_ip+0x160/0x260 [ 77.780266] qfq_change_class+0xacf/0x14b5 [ 77.784492] ? qfq_delete_class+0x2d0/0x2d0 [ 77.788813] ? nla_parse+0x197/0x280 [ 77.792513] tc_ctl_tclass+0x3e9/0xba0 [ 77.796556] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 77.801657] ? find_held_lock+0x36/0x1d0 [ 77.805721] rtnetlink_rcv_msg+0x34f/0x8f0 [ 77.809965] ? rtnetlink_put_metrics+0x490/0x490 [ 77.814706] ? find_held_lock+0x36/0x1d0 [ 77.818756] netlink_rcv_skb+0x13e/0x3d0 [ 77.822809] ? lock_downgrade+0x860/0x860 [ 77.826968] ? rtnetlink_put_metrics+0x490/0x490 [ 77.831783] ? netlink_ack+0xa50/0xa50 [ 77.835692] ? netlink_deliver_tap+0x182/0xb00 [ 77.840264] rtnetlink_rcv+0x10/0x20 [ 77.843968] netlink_unicast+0x443/0x650 [ 77.848019] ? netlink_attachskb+0x6c0/0x6c0 [ 77.852421] ? _copy_from_iter_full+0x182/0x720 [ 77.857078] ? __check_object_size+0x1ef/0x301 [ 77.861650] netlink_sendmsg+0x765/0xc40 [ 77.865718] ? netlink_unicast+0x650/0x650 [ 77.869961] ? apparmor_socket_sendmsg+0x1b/0x20 [ 77.874721] ? netlink_unicast+0x650/0x650 [ 77.878958] sock_sendmsg+0xb5/0xf0 [ 77.882566] ___sys_sendmsg+0x647/0x950 [ 77.886542] ? find_held_lock+0x36/0x1d0 [ 77.890584] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 77.895321] ? __fget+0x278/0x400 [ 77.898785] ? kasan_check_read+0x11/0x20 [ 77.902954] ? __fget+0x295/0x400 [ 77.906396] ? ksys_dup3+0x2e0/0x2e0 [ 77.910101] ? __f_unlock_pos+0xd/0x10 [ 77.913981] ? __fget_light+0x174/0x1e0 [ 77.917950] ? __fdget+0xe/0x10 [ 77.921349] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 77.926223] __sys_sendmsg+0xd9/0x180 [ 77.930013] ? __ia32_sys_shutdown+0x70/0x70 [ 77.934408] ? __sb_end_write+0xa4/0xd0 [ 77.938375] ? kasan_check_write+0x14/0x20 [ 77.942733] ? fput+0x18/0x120 [ 77.945933] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.951286] __x64_sys_sendmsg+0x73/0xb0 [ 77.955453] do_syscall_64+0xd0/0x4e0 [ 77.959249] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.964424] RIP: 0033:0x45c4a9 [ 77.967602] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 77.986527] RSP: 002b:00007f9792b3dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 77.994242] RAX: ffffffffffffffda RBX: 00007f9792b3e6d4 RCX: 000000000045c4a9 [ 78.001503] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 78.008909] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 78.016187] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 78.023448] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 78.036323] nla_parse: 5 callbacks suppressed [ 78.036328] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 78.064658] FAULT_INJECTION: forcing a failure. [ 78.064658] name failslab, interval 1, probability 0, space 0, times 0 [ 78.076610] CPU: 0 PID: 8778 Comm: syz-executor.3 Not tainted 4.19.158-syzkaller #0 [ 78.084414] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 78.093764] Call Trace: [ 78.096331] dump_stack+0x123/0x177 [ 78.099939] should_fail.cold.4+0x5/0x13 [ 78.103980] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 78.109494] ? lock_downgrade+0x860/0x860 [ 78.113656] __should_failslab+0xba/0xf0 [ 78.117698] should_failslab+0x9/0x14 [ 78.121475] kmem_cache_alloc_trace+0x2d4/0x740 [ 78.126123] ? qfq_change_class+0xa89/0x14b5 [ 78.130560] ? qfq_change_class+0xa89/0x14b5 [ 78.135068] ? __local_bh_enable_ip+0x160/0x260 [ 78.139752] qfq_change_class+0xacf/0x14b5 [ 78.143973] ? qfq_delete_class+0x2d0/0x2d0 [ 78.148282] ? nla_parse+0x197/0x280 [ 78.151980] tc_ctl_tclass+0x3e9/0xba0 [ 78.155848] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 78.160930] ? find_held_lock+0x36/0x1d0 [ 78.164979] rtnetlink_rcv_msg+0x34f/0x8f0 [ 78.169201] ? rtnetlink_put_metrics+0x490/0x490 [ 78.173949] ? find_held_lock+0x36/0x1d0 [ 78.178003] netlink_rcv_skb+0x13e/0x3d0 [ 78.182046] ? lock_downgrade+0x860/0x860 [ 78.186173] ? rtnetlink_put_metrics+0x490/0x490 [ 78.190909] ? netlink_ack+0xa50/0xa50 [ 78.194775] ? netlink_deliver_tap+0x182/0xb00 [ 78.199338] rtnetlink_rcv+0x10/0x20 [ 78.203034] netlink_unicast+0x443/0x650 [ 78.207075] ? netlink_attachskb+0x6c0/0x6c0 [ 78.211461] ? _copy_from_iter_full+0x182/0x720 [ 78.216107] ? __check_object_size+0x1ef/0x301 [ 78.220694] netlink_sendmsg+0x765/0xc40 [ 78.224742] ? netlink_unicast+0x650/0x650 [ 78.228958] ? apparmor_socket_sendmsg+0x1b/0x20 [ 78.233690] ? netlink_unicast+0x650/0x650 [ 78.237913] sock_sendmsg+0xb5/0xf0 [ 78.241590] ___sys_sendmsg+0x647/0x950 [ 78.245548] ? find_held_lock+0x36/0x1d0 [ 78.249592] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 78.254326] ? __fget+0x278/0x400 [ 78.257858] ? kasan_check_read+0x11/0x20 [ 78.261993] ? __fget+0x295/0x400 [ 78.265459] ? ksys_dup3+0x2e0/0x2e0 [ 78.269151] ? __f_unlock_pos+0xd/0x10 [ 78.273021] ? __fget_light+0x174/0x1e0 [ 78.276976] ? __fdget+0xe/0x10 [ 78.280253] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 78.285076] __sys_sendmsg+0xd9/0x180 [ 78.288865] ? __ia32_sys_shutdown+0x70/0x70 [ 78.293351] ? __sb_end_write+0xa4/0xd0 [ 78.297305] ? kasan_check_write+0x14/0x20 [ 78.301523] ? fput+0x18/0x120 [ 78.304700] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.310046] __x64_sys_sendmsg+0x73/0xb0 [ 78.314224] do_syscall_64+0xd0/0x4e0 [ 78.318007] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.323179] RIP: 0033:0x45c4a9 [ 78.326367] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 78.345308] RSP: 002b:00007f1a44bb3c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 78.353004] RAX: ffffffffffffffda RBX: 00007f1a44bb46d4 RCX: 000000000045c4a9 [ 78.360645] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 78.367896] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 78.375146] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 78.382396] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 78.397952] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 78.429153] FAULT_INJECTION: forcing a failure. [ 78.429153] name failslab, interval 1, probability 0, space 0, times 0 [ 78.440731] CPU: 0 PID: 8799 Comm: syz-executor.0 Not tainted 4.19.158-syzkaller #0 [ 78.448656] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 78.458336] Call Trace: [ 78.460920] dump_stack+0x123/0x177 [ 78.464537] should_fail.cold.4+0x5/0x13 [ 78.468710] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 78.473934] ? lock_downgrade+0x860/0x860 [ 78.478066] __should_failslab+0xba/0xf0 [ 78.482221] should_failslab+0x9/0x14 [ 78.486014] kmem_cache_alloc_trace+0x2d4/0x740 [ 78.490671] ? qfq_change_class+0xa89/0x14b5 [ 78.495074] ? qfq_change_class+0xa89/0x14b5 [ 78.499606] ? __local_bh_enable_ip+0x160/0x260 [ 78.504284] qfq_change_class+0xacf/0x14b5 [ 78.508527] ? qfq_delete_class+0x2d0/0x2d0 [ 78.512831] ? nla_parse+0x197/0x280 [ 78.516545] tc_ctl_tclass+0x3e9/0xba0 [ 78.520423] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 78.525524] ? find_held_lock+0x36/0x1d0 [ 78.529583] rtnetlink_rcv_msg+0x34f/0x8f0 [ 78.533797] ? rtnetlink_put_metrics+0x490/0x490 [ 78.538678] ? find_held_lock+0x36/0x1d0 [ 78.542727] netlink_rcv_skb+0x13e/0x3d0 [ 78.546776] ? lock_downgrade+0x860/0x860 [ 78.550923] ? rtnetlink_put_metrics+0x490/0x490 [ 78.555667] ? netlink_ack+0xa50/0xa50 [ 78.559565] ? netlink_deliver_tap+0x182/0xb00 [ 78.564152] rtnetlink_rcv+0x10/0x20 [ 78.567861] netlink_unicast+0x443/0x650 [ 78.571914] ? netlink_attachskb+0x6c0/0x6c0 [ 78.576309] ? _copy_from_iter_full+0x182/0x720 [ 78.580959] ? __check_object_size+0x1ef/0x301 [ 78.585523] netlink_sendmsg+0x765/0xc40 [ 78.589565] ? netlink_unicast+0x650/0x650 [ 78.593782] ? apparmor_socket_sendmsg+0x1b/0x20 [ 78.598517] ? netlink_unicast+0x650/0x650 [ 78.602736] sock_sendmsg+0xb5/0xf0 [ 78.606386] ___sys_sendmsg+0x647/0x950 [ 78.611065] ? find_held_lock+0x36/0x1d0 [ 78.615110] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 78.619852] ? __fget+0x278/0x400 [ 78.623302] ? kasan_check_read+0x11/0x20 [ 78.627458] ? __fget+0x295/0x400 [ 78.630910] ? ksys_dup3+0x2e0/0x2e0 [ 78.634753] ? __f_unlock_pos+0xd/0x10 [ 78.638651] ? __fget_light+0x174/0x1e0 [ 78.642616] ? __fdget+0xe/0x10 [ 78.646147] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 78.650978] __sys_sendmsg+0xd9/0x180 [ 78.654771] ? __ia32_sys_shutdown+0x70/0x70 [ 78.659174] ? __sb_end_write+0xa4/0xd0 [ 78.663129] ? kasan_check_write+0x14/0x20 [ 78.667543] ? fput+0x18/0x120 [ 78.671369] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.676739] __x64_sys_sendmsg+0x73/0xb0 [ 78.680815] do_syscall_64+0xd0/0x4e0 [ 78.684605] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.689802] RIP: 0033:0x45c4a9 [ 78.692988] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 78.715586] RSP: 002b:00007f50b14dcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 78.723437] RAX: ffffffffffffffda RBX: 00007f50b14dd6d4 RCX: 000000000045c4a9 [ 78.730829] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 78.738095] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 78.745359] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 78.752649] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 78.765888] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 78.794685] FAULT_INJECTION: forcing a failure. [ 78.794685] name failslab, interval 1, probability 0, space 0, times 0 [ 78.811153] CPU: 0 PID: 8802 Comm: syz-executor.2 Not tainted 4.19.158-syzkaller #0 [ 78.818994] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 78.828446] Call Trace: [ 78.831268] dump_stack+0x123/0x177 [ 78.836870] should_fail.cold.4+0x5/0x13 [ 78.841741] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 78.847312] ? lock_downgrade+0x860/0x860 [ 78.851754] __should_failslab+0xba/0xf0 [ 78.856033] should_failslab+0x9/0x14 [ 78.860203] kmem_cache_alloc_trace+0x2d4/0x740 [ 78.864867] ? qfq_change_class+0xa89/0x14b5 [ 78.869263] ? qfq_change_class+0xa89/0x14b5 [ 78.873677] ? __local_bh_enable_ip+0x160/0x260 [ 78.878359] qfq_change_class+0xacf/0x14b5 [ 78.882610] ? qfq_delete_class+0x2d0/0x2d0 [ 78.886949] ? nla_parse+0x197/0x280 [ 78.890645] tc_ctl_tclass+0x3e9/0xba0 [ 78.894666] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 78.899775] ? find_held_lock+0x36/0x1d0 [ 78.904762] rtnetlink_rcv_msg+0x34f/0x8f0 [ 78.909155] ? rtnetlink_put_metrics+0x490/0x490 [ 78.913927] ? find_held_lock+0x36/0x1d0 [ 78.918079] netlink_rcv_skb+0x13e/0x3d0 [ 78.922162] ? lock_downgrade+0x860/0x860 [ 78.926427] ? rtnetlink_put_metrics+0x490/0x490 [ 78.931877] ? netlink_ack+0xa50/0xa50 [ 78.935962] ? netlink_deliver_tap+0x182/0xb00 [ 78.940569] rtnetlink_rcv+0x10/0x20 [ 78.944282] netlink_unicast+0x443/0x650 [ 78.948385] ? netlink_attachskb+0x6c0/0x6c0 [ 78.952794] ? _copy_from_iter_full+0x182/0x720 [ 78.957487] ? __check_object_size+0x1ef/0x301 [ 78.962055] netlink_sendmsg+0x765/0xc40 [ 78.966386] ? netlink_unicast+0x650/0x650 [ 78.970609] ? apparmor_socket_sendmsg+0x1b/0x20 [ 78.975453] ? netlink_unicast+0x650/0x650 [ 78.979670] sock_sendmsg+0xb5/0xf0 [ 78.983279] ___sys_sendmsg+0x647/0x950 [ 78.987247] ? find_held_lock+0x36/0x1d0 [ 78.991340] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 78.996088] ? __fget+0x278/0x400 [ 78.999585] ? kasan_check_read+0x11/0x20 [ 79.003722] ? __fget+0x295/0x400 [ 79.008359] ? ksys_dup3+0x2e0/0x2e0 [ 79.014419] ? __f_unlock_pos+0xd/0x10 [ 79.018724] ? __fget_light+0x174/0x1e0 [ 79.022681] ? __fdget+0xe/0x10 [ 79.025941] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 79.030898] __sys_sendmsg+0xd9/0x180 [ 79.034692] ? __ia32_sys_shutdown+0x70/0x70 [ 79.039276] ? __sb_end_write+0xa4/0xd0 [ 79.043532] ? kasan_check_write+0x14/0x20 [ 79.047764] ? fput+0x18/0x120 [ 79.051638] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 79.057150] __x64_sys_sendmsg+0x73/0xb0 [ 79.061484] do_syscall_64+0xd0/0x4e0 [ 79.065309] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 79.070687] RIP: 0033:0x45c4a9 [ 79.073862] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 79.093968] RSP: 002b:00007fdaead13c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 79.101656] RAX: ffffffffffffffda RBX: 00007fdaead146d4 RCX: 000000000045c4a9 [ 79.108921] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 79.116177] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 79.123788] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 79.131065] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 79.153064] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 79.174034] FAULT_INJECTION: forcing a failure. [ 79.174034] name failslab, interval 1, probability 0, space 0, times 0 [ 79.188477] CPU: 0 PID: 8808 Comm: syz-executor.5 Not tainted 4.19.158-syzkaller #0 [ 79.196477] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 79.206084] Call Trace: [ 79.208763] dump_stack+0x123/0x177 [ 79.212444] should_fail.cold.4+0x5/0x13 [ 79.216511] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 79.221607] ? lock_downgrade+0x860/0x860 [ 79.225740] __should_failslab+0xba/0xf0 [ 79.229894] should_failslab+0x9/0x14 [ 79.233681] kmem_cache_alloc_trace+0x2d4/0x740 [ 79.238344] ? qfq_change_class+0xa89/0x14b5 [ 79.242889] ? qfq_change_class+0xa89/0x14b5 [ 79.247285] ? __local_bh_enable_ip+0x160/0x260 [ 79.252188] qfq_change_class+0xacf/0x14b5 [ 79.256526] ? qfq_delete_class+0x2d0/0x2d0 [ 79.260906] ? nla_parse+0x197/0x280 [ 79.264610] tc_ctl_tclass+0x3e9/0xba0 [ 79.268498] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 79.273588] ? find_held_lock+0x36/0x1d0 [ 79.277653] rtnetlink_rcv_msg+0x34f/0x8f0 [ 79.281889] ? rtnetlink_put_metrics+0x490/0x490 [ 79.286644] ? find_held_lock+0x36/0x1d0 [ 79.290692] netlink_rcv_skb+0x13e/0x3d0 [ 79.294749] ? lock_downgrade+0x860/0x860 [ 79.298883] ? rtnetlink_put_metrics+0x490/0x490 [ 79.303619] ? netlink_ack+0xa50/0xa50 [ 79.307507] ? netlink_deliver_tap+0x182/0xb00 [ 79.312103] rtnetlink_rcv+0x10/0x20 [ 79.315805] netlink_unicast+0x443/0x650 [ 79.319957] ? netlink_attachskb+0x6c0/0x6c0 [ 79.324415] ? _copy_from_iter_full+0x182/0x720 [ 79.329079] ? __check_object_size+0x1ef/0x301 [ 79.333667] netlink_sendmsg+0x765/0xc40 [ 79.337716] ? netlink_unicast+0x650/0x650 [ 79.341954] ? apparmor_socket_sendmsg+0x1b/0x20 [ 79.346697] ? netlink_unicast+0x650/0x650 [ 79.350993] sock_sendmsg+0xb5/0xf0 [ 79.354626] ___sys_sendmsg+0x647/0x950 [ 79.358591] ? find_held_lock+0x36/0x1d0 [ 79.362644] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 79.367398] ? __fget+0x278/0x400 [ 79.370839] ? kasan_check_read+0x11/0x20 [ 79.374982] ? __fget+0x295/0x400 [ 79.378430] ? ksys_dup3+0x2e0/0x2e0 [ 79.382155] ? __f_unlock_pos+0xd/0x10 [ 79.386045] ? __fget_light+0x174/0x1e0 [ 79.390006] ? __fdget+0xe/0x10 [ 79.393399] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 79.398227] __sys_sendmsg+0xd9/0x180 [ 79.402024] ? __ia32_sys_shutdown+0x70/0x70 [ 79.407047] ? __sb_end_write+0xa4/0xd0 [ 79.411021] ? kasan_check_write+0x14/0x20 [ 79.415252] ? fput+0x18/0x120 [ 79.418437] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 79.423792] __x64_sys_sendmsg+0x73/0xb0 [ 79.427840] do_syscall_64+0xd0/0x4e0 [ 79.431638] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 79.436873] RIP: 0033:0x45c4a9 [ 79.440054] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 79.459072] RSP: 002b:00007fb5b6e6fc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 79.466763] RAX: ffffffffffffffda RBX: 00007fb5b6e706d4 RCX: 000000000045c4a9 [ 79.474015] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 79.481276] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 79.488546] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 79.495801] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 79.518487] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 79.537426] FAULT_INJECTION: forcing a failure. [ 79.537426] name failslab, interval 1, probability 0, space 0, times 0 [ 79.550732] CPU: 0 PID: 8816 Comm: syz-executor.4 Not tainted 4.19.158-syzkaller #0 [ 79.559010] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 79.568364] Call Trace: [ 79.570955] dump_stack+0x123/0x177 [ 79.574580] should_fail.cold.4+0x5/0x13 [ 79.578624] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 79.583713] ? lock_downgrade+0x860/0x860 [ 79.587867] __should_failslab+0xba/0xf0 [ 79.591995] should_failslab+0x9/0x14 [ 79.595774] kmem_cache_alloc_trace+0x2d4/0x740 [ 79.600442] ? qfq_change_class+0xa89/0x14b5 [ 79.604839] ? qfq_change_class+0xa89/0x14b5 [ 79.609240] ? __local_bh_enable_ip+0x160/0x260 [ 79.613898] qfq_change_class+0xacf/0x14b5 [ 79.618171] ? qfq_delete_class+0x2d0/0x2d0 [ 79.622483] ? nla_parse+0x197/0x280 [ 79.626185] tc_ctl_tclass+0x3e9/0xba0 [ 79.630067] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 79.635176] ? find_held_lock+0x36/0x1d0 [ 79.639816] rtnetlink_rcv_msg+0x34f/0x8f0 [ 79.644138] ? rtnetlink_put_metrics+0x490/0x490 [ 79.648896] ? find_held_lock+0x36/0x1d0 [ 79.652970] netlink_rcv_skb+0x13e/0x3d0 [ 79.657027] ? lock_downgrade+0x860/0x860 [ 79.661157] ? rtnetlink_put_metrics+0x490/0x490 [ 79.665905] ? netlink_ack+0xa50/0xa50 [ 79.669775] ? netlink_deliver_tap+0x182/0xb00 [ 79.674340] rtnetlink_rcv+0x10/0x20 [ 79.678035] netlink_unicast+0x443/0x650 [ 79.682078] ? netlink_attachskb+0x6c0/0x6c0 [ 79.686482] ? _copy_from_iter_full+0x182/0x720 [ 79.691131] ? __check_object_size+0x1ef/0x301 [ 79.695711] netlink_sendmsg+0x765/0xc40 [ 79.699759] ? netlink_unicast+0x650/0x650 [ 79.703982] ? apparmor_socket_sendmsg+0x1b/0x20 [ 79.708724] ? netlink_unicast+0x650/0x650 [ 79.713138] sock_sendmsg+0xb5/0xf0 [ 79.716757] ___sys_sendmsg+0x647/0x950 [ 79.720732] ? find_held_lock+0x36/0x1d0 [ 79.724814] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 79.729588] ? __fget+0x278/0x400 [ 79.733035] ? kasan_check_read+0x11/0x20 [ 79.737165] ? __fget+0x295/0x400 [ 79.740651] ? ksys_dup3+0x2e0/0x2e0 [ 79.744363] ? __f_unlock_pos+0xd/0x10 [ 79.748341] ? __fget_light+0x174/0x1e0 [ 79.752327] ? __fdget+0xe/0x10 [ 79.755597] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 79.760456] __sys_sendmsg+0xd9/0x180 [ 79.764241] ? __ia32_sys_shutdown+0x70/0x70 [ 79.768726] ? __sb_end_write+0xa4/0xd0 [ 79.772704] ? kasan_check_write+0x14/0x20 [ 79.777044] ? fput+0x18/0x120 [ 79.780219] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 79.785567] __x64_sys_sendmsg+0x73/0xb0 [ 79.789630] do_syscall_64+0xd0/0x4e0 [ 79.793432] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 79.798608] RIP: 0033:0x45c4a9 [ 79.801806] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 79.820705] RSP: 002b:00007feef6340c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 79.828643] RAX: ffffffffffffffda RBX: 00007feef63416d4 RCX: 000000000045c4a9 [ 79.835921] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 79.843173] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 79.850572] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 79.857844] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 79.866413] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 79.891204] FAULT_INJECTION: forcing a failure. [ 79.891204] name failslab, interval 1, probability 0, space 0, times 0 [ 79.903433] CPU: 1 PID: 8826 Comm: syz-executor.1 Not tainted 4.19.158-syzkaller #0 [ 79.911329] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 79.920685] Call Trace: [ 79.923270] dump_stack+0x123/0x177 [ 79.926878] should_fail.cold.4+0x5/0x13 [ 79.930922] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 79.936015] ? lock_downgrade+0x860/0x860 [ 79.940167] __should_failslab+0xba/0xf0 [ 79.944224] should_failslab+0x9/0x14 [ 79.948037] kmem_cache_alloc_trace+0x2d4/0x740 [ 79.952687] ? qfq_change_class+0xa89/0x14b5 [ 79.957079] ? qfq_change_class+0xa89/0x14b5 [ 79.961478] ? __local_bh_enable_ip+0x160/0x260 [ 79.966140] qfq_change_class+0xacf/0x14b5 [ 79.970368] ? qfq_delete_class+0x2d0/0x2d0 [ 79.974673] ? nla_parse+0x197/0x280 [ 79.978465] tc_ctl_tclass+0x3e9/0xba0 [ 79.982342] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 79.987445] ? find_held_lock+0x36/0x1d0 [ 79.991525] rtnetlink_rcv_msg+0x34f/0x8f0 [ 79.995755] ? rtnetlink_put_metrics+0x490/0x490 [ 80.000509] ? find_held_lock+0x36/0x1d0 [ 80.004591] netlink_rcv_skb+0x13e/0x3d0 [ 80.008647] ? lock_downgrade+0x860/0x860 [ 80.012806] ? rtnetlink_put_metrics+0x490/0x490 [ 80.017556] ? netlink_ack+0xa50/0xa50 [ 80.021435] ? netlink_deliver_tap+0x182/0xb00 [ 80.026120] rtnetlink_rcv+0x10/0x20 [ 80.029820] netlink_unicast+0x443/0x650 [ 80.033864] ? netlink_attachskb+0x6c0/0x6c0 [ 80.038256] ? _copy_from_iter_full+0x182/0x720 [ 80.042921] ? __check_object_size+0x1ef/0x301 [ 80.047641] netlink_sendmsg+0x765/0xc40 [ 80.051690] ? netlink_unicast+0x650/0x650 [ 80.056009] ? apparmor_socket_sendmsg+0x1b/0x20 [ 80.060967] ? netlink_unicast+0x650/0x650 [ 80.066364] sock_sendmsg+0xb5/0xf0 [ 80.069988] ___sys_sendmsg+0x647/0x950 [ 80.074067] ? find_held_lock+0x36/0x1d0 [ 80.078254] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 80.083002] ? __fget+0x278/0x400 [ 80.086555] ? kasan_check_read+0x11/0x20 [ 80.090686] ? __fget+0x295/0x400 [ 80.094145] ? ksys_dup3+0x2e0/0x2e0 [ 80.097851] ? __f_unlock_pos+0xd/0x10 [ 80.101784] ? __fget_light+0x174/0x1e0 [ 80.105739] ? __fdget+0xe/0x10 [ 80.109002] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 80.113925] __sys_sendmsg+0xd9/0x180 [ 80.117745] ? __ia32_sys_shutdown+0x70/0x70 [ 80.122225] ? __sb_end_write+0xa4/0xd0 [ 80.126224] ? kasan_check_write+0x14/0x20 [ 80.130444] ? fput+0x18/0x120 [ 80.133637] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 80.139001] __x64_sys_sendmsg+0x73/0xb0 [ 80.143058] do_syscall_64+0xd0/0x4e0 [ 80.146857] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 80.152069] RIP: 0033:0x45c4a9 [ 80.155299] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 80.174575] RSP: 002b:00007f9792b3dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 80.182442] RAX: ffffffffffffffda RBX: 00007f9792b3e6d4 RCX: 000000000045c4a9 [ 80.189730] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 80.196997] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 80.204283] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 80.211540] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 80.222984] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 80.256246] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 80.272785] FAULT_INJECTION: forcing a failure. [ 80.272785] name failslab, interval 1, probability 0, space 0, times 0 [ 80.284571] CPU: 0 PID: 8844 Comm: syz-executor.3 Not tainted 4.19.158-syzkaller #0 [ 80.292400] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 80.301740] Call Trace: [ 80.304310] dump_stack+0x123/0x177 [ 80.307918] should_fail.cold.4+0x5/0x13 [ 80.311960] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 80.317054] ? lock_downgrade+0x860/0x860 [ 80.321204] __should_failslab+0xba/0xf0 [ 80.325276] should_failslab+0x9/0x14 [ 80.329067] kmem_cache_alloc_trace+0x2d4/0x740 [ 80.333845] ? qfq_change_class+0xa89/0x14b5 [ 80.338242] ? qfq_change_class+0xa89/0x14b5 [ 80.342637] ? __local_bh_enable_ip+0x160/0x260 [ 80.347291] qfq_change_class+0xacf/0x14b5 [ 80.351518] ? qfq_delete_class+0x2d0/0x2d0 [ 80.355840] ? nla_parse+0x197/0x280 [ 80.359547] tc_ctl_tclass+0x3e9/0xba0 [ 80.363462] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 80.368812] ? find_held_lock+0x36/0x1d0 [ 80.372858] rtnetlink_rcv_msg+0x34f/0x8f0 [ 80.377082] ? rtnetlink_put_metrics+0x490/0x490 [ 80.381819] ? find_held_lock+0x36/0x1d0 [ 80.385866] netlink_rcv_skb+0x13e/0x3d0 [ 80.389906] ? lock_downgrade+0x860/0x860 [ 80.394036] ? rtnetlink_put_metrics+0x490/0x490 [ 80.398774] ? netlink_ack+0xa50/0xa50 [ 80.402663] ? netlink_deliver_tap+0x182/0xb00 [ 80.407229] rtnetlink_rcv+0x10/0x20 [ 80.410946] netlink_unicast+0x443/0x650 [ 80.415086] ? netlink_attachskb+0x6c0/0x6c0 [ 80.422178] ? _copy_from_iter_full+0x182/0x720 [ 80.426848] ? __check_object_size+0x1ef/0x301 [ 80.431427] netlink_sendmsg+0x765/0xc40 [ 80.435482] ? netlink_unicast+0x650/0x650 [ 80.439708] ? apparmor_socket_sendmsg+0x1b/0x20 [ 80.444444] ? netlink_unicast+0x650/0x650 [ 80.448674] sock_sendmsg+0xb5/0xf0 [ 80.452312] ___sys_sendmsg+0x647/0x950 [ 80.456275] ? find_held_lock+0x36/0x1d0 [ 80.460319] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 80.465161] ? __fget+0x278/0x400 [ 80.469173] ? kasan_check_read+0x11/0x20 [ 80.473312] ? __fget+0x295/0x400 [ 80.476760] ? ksys_dup3+0x2e0/0x2e0 [ 80.480456] ? __f_unlock_pos+0xd/0x10 [ 80.484332] ? __fget_light+0x174/0x1e0 [ 80.488292] ? __fdget+0xe/0x10 [ 80.491550] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 80.496381] __sys_sendmsg+0xd9/0x180 [ 80.500170] ? __ia32_sys_shutdown+0x70/0x70 [ 80.504556] ? __sb_end_write+0xa4/0xd0 [ 80.508512] ? kasan_check_write+0x14/0x20 [ 80.512754] ? fput+0x18/0x120 [ 80.515937] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 80.521389] __x64_sys_sendmsg+0x73/0xb0 [ 80.525474] do_syscall_64+0xd0/0x4e0 [ 80.529265] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 80.534441] RIP: 0033:0x45c4a9 [ 80.537674] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 80.556794] RSP: 002b:00007f1a44bb3c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 80.564579] RAX: ffffffffffffffda RBX: 00007f1a44bb46d4 RCX: 000000000045c4a9 [ 80.571834] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 80.579108] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 80.586379] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 80.593638] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 80.610837] FAULT_INJECTION: forcing a failure. [ 80.610837] name failslab, interval 1, probability 0, space 0, times 0 [ 80.622898] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 80.634557] CPU: 0 PID: 8846 Comm: syz-executor.0 Not tainted 4.19.158-syzkaller #0 [ 80.642371] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 80.651731] Call Trace: [ 80.654582] dump_stack+0x123/0x177 [ 80.658213] should_fail.cold.4+0x5/0x13 [ 80.662270] ? find_held_lock+0x36/0x1d0 [ 80.666344] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 80.668527] FAULT_INJECTION: forcing a failure. [ 80.668527] name failslab, interval 1, probability 0, space 0, times 0 [ 80.671448] __should_failslab+0xba/0xf0 [ 80.671456] should_failslab+0x9/0x14 [ 80.690494] kmem_cache_alloc+0x47/0x730 [ 80.694733] ? lock_acquire+0x173/0x3d0 [ 80.698716] skb_clone+0x115/0x340 [ 80.702263] netlink_deliver_tap+0x7d7/0xb00 [ 80.706658] __netlink_sendskb+0x62/0xc0 [ 80.710724] netlink_unicast+0x4ea/0x650 [ 80.714774] ? netlink_attachskb+0x6c0/0x6c0 [ 80.719182] netlink_ack+0x514/0xa50 [ 80.722878] ? netlink_sendmsg+0xc40/0xc40 [ 80.727088] ? find_held_lock+0x36/0x1d0 [ 80.731485] netlink_rcv_skb+0x2a8/0x3d0 [ 80.735549] ? lock_downgrade+0x860/0x860 [ 80.739680] ? rtnetlink_put_metrics+0x490/0x490 [ 80.744429] ? netlink_ack+0xa50/0xa50 [ 80.748297] ? netlink_deliver_tap+0x182/0xb00 [ 80.752860] rtnetlink_rcv+0x10/0x20 [ 80.756557] netlink_unicast+0x443/0x650 [ 80.760622] ? netlink_attachskb+0x6c0/0x6c0 [ 80.765020] ? _copy_from_iter_full+0x182/0x720 [ 80.769687] ? __check_object_size+0x1ef/0x301 [ 80.774866] netlink_sendmsg+0x765/0xc40 [ 80.778921] ? netlink_unicast+0x650/0x650 [ 80.783162] ? apparmor_socket_sendmsg+0x1b/0x20 [ 80.787916] ? netlink_unicast+0x650/0x650 [ 80.792133] sock_sendmsg+0xb5/0xf0 [ 80.795747] ___sys_sendmsg+0x647/0x950 [ 80.799708] ? find_held_lock+0x36/0x1d0 [ 80.803753] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 80.808500] ? __fget+0x278/0x400 [ 80.811936] ? kasan_check_read+0x11/0x20 [ 80.816077] ? __fget+0x295/0x400 [ 80.819518] ? ksys_dup3+0x2e0/0x2e0 [ 80.823469] ? __f_unlock_pos+0xd/0x10 [ 80.827347] ? __fget_light+0x174/0x1e0 [ 80.831359] ? __fdget+0xe/0x10 [ 80.834617] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 80.839466] __sys_sendmsg+0xd9/0x180 [ 80.843426] ? __ia32_sys_shutdown+0x70/0x70 [ 80.847911] ? __sb_end_write+0xa4/0xd0 [ 80.851884] ? kasan_check_write+0x14/0x20 [ 80.856133] ? fput+0x18/0x120 [ 80.859332] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 80.864689] __x64_sys_sendmsg+0x73/0xb0 [ 80.868834] do_syscall_64+0xd0/0x4e0 [ 80.872621] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 80.877792] RIP: 0033:0x45c4a9 [ 80.880967] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 80.899866] RSP: 002b:00007f50b14dcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 80.907559] RAX: ffffffffffffffda RBX: 00007f50b14dd6d4 RCX: 000000000045c4a9 [ 80.914809] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 80.922069] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 80.929483] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 80.936749] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 80.944034] CPU: 1 PID: 8856 Comm: syz-executor.2 Not tainted 4.19.158-syzkaller #0 [ 80.951829] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 80.961265] Call Trace: [ 80.963851] dump_stack+0x123/0x177 [ 80.967476] should_fail.cold.4+0x5/0x13 [ 80.971543] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 80.976750] ? lock_downgrade+0x860/0x860 [ 80.980897] __should_failslab+0xba/0xf0 [ 80.984955] should_failslab+0x9/0x14 [ 80.988758] kmem_cache_alloc_trace+0x2d4/0x740 [ 80.993417] ? qfq_change_class+0xa89/0x14b5 [ 80.997915] ? qfq_change_class+0xa89/0x14b5 [ 81.002416] ? __local_bh_enable_ip+0x160/0x260 [ 81.007208] qfq_change_class+0xacf/0x14b5 [ 81.011567] ? qfq_delete_class+0x2d0/0x2d0 [ 81.016017] ? nla_parse+0x197/0x280 [ 81.019730] tc_ctl_tclass+0x3e9/0xba0 [ 81.023614] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 81.028737] ? find_held_lock+0x36/0x1d0 [ 81.032793] rtnetlink_rcv_msg+0x34f/0x8f0 [ 81.037129] ? rtnetlink_put_metrics+0x490/0x490 [ 81.041877] ? find_held_lock+0x36/0x1d0 [ 81.045922] netlink_rcv_skb+0x13e/0x3d0 [ 81.049969] ? lock_downgrade+0x860/0x860 [ 81.054100] ? rtnetlink_put_metrics+0x490/0x490 [ 81.058843] ? netlink_ack+0xa50/0xa50 [ 81.062719] ? netlink_deliver_tap+0x182/0xb00 [ 81.067349] rtnetlink_rcv+0x10/0x20 [ 81.071059] netlink_unicast+0x443/0x650 [ 81.075121] ? netlink_attachskb+0x6c0/0x6c0 [ 81.079515] ? _copy_from_iter_full+0x182/0x720 [ 81.084172] ? __check_object_size+0x1ef/0x301 [ 81.088735] netlink_sendmsg+0x765/0xc40 [ 81.092778] ? netlink_unicast+0x650/0x650 [ 81.097001] ? apparmor_socket_sendmsg+0x1b/0x20 [ 81.101770] ? netlink_unicast+0x650/0x650 [ 81.105993] sock_sendmsg+0xb5/0xf0 [ 81.109608] ___sys_sendmsg+0x647/0x950 [ 81.114355] ? find_held_lock+0x36/0x1d0 [ 81.118400] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 81.123142] ? __fget+0x278/0x400 [ 81.126582] ? kasan_check_read+0x11/0x20 [ 81.130723] ? __fget+0x295/0x400 [ 81.134155] ? ksys_dup3+0x2e0/0x2e0 [ 81.137857] ? __f_unlock_pos+0xd/0x10 [ 81.141748] ? __fget_light+0x174/0x1e0 [ 81.145703] ? __fdget+0xe/0x10 [ 81.148966] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 81.153805] __sys_sendmsg+0xd9/0x180 [ 81.157587] ? __ia32_sys_shutdown+0x70/0x70 [ 81.161991] ? __sb_end_write+0xa4/0xd0 [ 81.165946] ? kasan_check_write+0x14/0x20 [ 81.170172] ? fput+0x18/0x120 [ 81.173353] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 81.178711] __x64_sys_sendmsg+0x73/0xb0 [ 81.182757] do_syscall_64+0xd0/0x4e0 [ 81.186542] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 81.191706] RIP: 0033:0x45c4a9 [ 81.194878] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 81.213854] RSP: 002b:00007fdaead13c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 81.221561] RAX: ffffffffffffffda RBX: 00007fdaead146d4 RCX: 000000000045c4a9 [ 81.228814] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 81.236076] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 81.243324] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 81.250640] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 81.263599] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 81.292951] FAULT_INJECTION: forcing a failure. [ 81.292951] name failslab, interval 1, probability 0, space 0, times 0 [ 81.314969] CPU: 1 PID: 8873 Comm: syz-executor.5 Not tainted 4.19.158-syzkaller #0 [ 81.322785] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 81.332186] Call Trace: [ 81.334774] dump_stack+0x123/0x177 [ 81.338397] should_fail.cold.4+0x5/0x13 [ 81.342452] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 81.347678] ? lock_downgrade+0x860/0x860 [ 81.351882] __should_failslab+0xba/0xf0 [ 81.355930] should_failslab+0x9/0x14 [ 81.359709] kmem_cache_alloc_trace+0x2d4/0x740 [ 81.364468] ? qfq_change_class+0xa89/0x14b5 [ 81.369009] ? qfq_change_class+0xa89/0x14b5 [ 81.373539] ? __local_bh_enable_ip+0x160/0x260 [ 81.378201] qfq_change_class+0xacf/0x14b5 [ 81.382425] ? qfq_delete_class+0x2d0/0x2d0 [ 81.386841] ? nla_parse+0x197/0x280 [ 81.390542] tc_ctl_tclass+0x3e9/0xba0 [ 81.394426] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 81.399507] ? find_held_lock+0x36/0x1d0 [ 81.403682] rtnetlink_rcv_msg+0x34f/0x8f0 [ 81.407920] ? rtnetlink_put_metrics+0x490/0x490 [ 81.412770] ? find_held_lock+0x36/0x1d0 [ 81.416839] netlink_rcv_skb+0x13e/0x3d0 [ 81.420890] ? lock_downgrade+0x860/0x860 [ 81.425017] ? rtnetlink_put_metrics+0x490/0x490 [ 81.429872] ? netlink_ack+0xa50/0xa50 [ 81.433764] ? netlink_deliver_tap+0x182/0xb00 [ 81.438343] rtnetlink_rcv+0x10/0x20 [ 81.442054] netlink_unicast+0x443/0x650 [ 81.446098] ? netlink_attachskb+0x6c0/0x6c0 [ 81.450486] ? _copy_from_iter_full+0x182/0x720 [ 81.455153] ? __check_object_size+0x1ef/0x301 [ 81.459720] netlink_sendmsg+0x765/0xc40 [ 81.463770] ? netlink_unicast+0x650/0x650 [ 81.467991] ? apparmor_socket_sendmsg+0x1b/0x20 [ 81.472735] ? netlink_unicast+0x650/0x650 [ 81.476951] sock_sendmsg+0xb5/0xf0 [ 81.480562] ___sys_sendmsg+0x647/0x950 [ 81.484517] ? find_held_lock+0x36/0x1d0 [ 81.488579] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 81.493335] ? __fget+0x278/0x400 [ 81.496777] ? kasan_check_read+0x11/0x20 [ 81.500930] ? __fget+0x295/0x400 [ 81.504376] ? ksys_dup3+0x2e0/0x2e0 [ 81.508074] ? __f_unlock_pos+0xd/0x10 [ 81.511947] ? __fget_light+0x174/0x1e0 [ 81.515901] ? __fdget+0xe/0x10 [ 81.519168] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 81.524081] __sys_sendmsg+0xd9/0x180 [ 81.527863] ? __ia32_sys_shutdown+0x70/0x70 [ 81.532257] ? __sb_end_write+0xa4/0xd0 [ 81.536218] ? kasan_check_write+0x14/0x20 [ 81.540467] ? fput+0x18/0x120 [ 81.543644] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 81.548996] __x64_sys_sendmsg+0x73/0xb0 [ 81.553050] do_syscall_64+0xd0/0x4e0 [ 81.556838] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 81.562018] RIP: 0033:0x45c4a9 [ 81.565206] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 81.584105] RSP: 002b:00007fb5b6e6fc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 81.591794] RAX: ffffffffffffffda RBX: 00007fb5b6e706d4 RCX: 000000000045c4a9 [ 81.599044] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 81.606291] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 81.613542] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 81.620792] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 81.630569] FAULT_INJECTION: forcing a failure. [ 81.630569] name failslab, interval 1, probability 0, space 0, times 0 [ 81.645756] CPU: 0 PID: 8874 Comm: syz-executor.4 Not tainted 4.19.158-syzkaller #0 [ 81.653648] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 81.663142] Call Trace: [ 81.665823] dump_stack+0x123/0x177 [ 81.669429] should_fail.cold.4+0x5/0x13 [ 81.673472] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 81.678646] ? lock_downgrade+0x860/0x860 [ 81.682840] __should_failslab+0xba/0xf0 [ 81.686880] should_failslab+0x9/0x14 [ 81.690663] kmem_cache_alloc_trace+0x2d4/0x740 [ 81.695320] ? qfq_change_class+0xa89/0x14b5 [ 81.699736] ? qfq_change_class+0xa89/0x14b5 [ 81.704127] ? __local_bh_enable_ip+0x160/0x260 [ 81.708787] qfq_change_class+0xacf/0x14b5 [ 81.713011] ? qfq_delete_class+0x2d0/0x2d0 [ 81.717318] ? nla_parse+0x197/0x280 [ 81.721023] tc_ctl_tclass+0x3e9/0xba0 [ 81.724910] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 81.730094] ? find_held_lock+0x36/0x1d0 [ 81.734140] rtnetlink_rcv_msg+0x34f/0x8f0 [ 81.738353] ? rtnetlink_put_metrics+0x490/0x490 [ 81.743099] ? find_held_lock+0x36/0x1d0 [ 81.747327] netlink_rcv_skb+0x13e/0x3d0 [ 81.751376] ? lock_downgrade+0x860/0x860 [ 81.755513] ? rtnetlink_put_metrics+0x490/0x490 [ 81.760268] ? netlink_ack+0xa50/0xa50 [ 81.764162] ? netlink_deliver_tap+0x182/0xb00 [ 81.768734] rtnetlink_rcv+0x10/0x20 [ 81.772425] netlink_unicast+0x443/0x650 [ 81.776463] ? netlink_attachskb+0x6c0/0x6c0 [ 81.781018] ? _copy_from_iter_full+0x182/0x720 [ 81.785686] ? __check_object_size+0x1ef/0x301 [ 81.790246] netlink_sendmsg+0x765/0xc40 [ 81.794284] ? netlink_unicast+0x650/0x650 [ 81.798508] ? apparmor_socket_sendmsg+0x1b/0x20 [ 81.803254] ? netlink_unicast+0x650/0x650 [ 81.807472] sock_sendmsg+0xb5/0xf0 [ 81.811078] ___sys_sendmsg+0x647/0x950 [ 81.815030] ? find_held_lock+0x36/0x1d0 [ 81.819202] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 81.823942] ? __fget+0x278/0x400 [ 81.827390] ? kasan_check_read+0x11/0x20 [ 81.831521] ? __fget+0x295/0x400 [ 81.834952] ? ksys_dup3+0x2e0/0x2e0 [ 81.838645] ? __f_unlock_pos+0xd/0x10 [ 81.842510] ? __fget_light+0x174/0x1e0 [ 81.846457] ? __fdget+0xe/0x10 [ 81.849741] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 81.854562] __sys_sendmsg+0xd9/0x180 [ 81.858339] ? __ia32_sys_shutdown+0x70/0x70 [ 81.862726] ? __sb_end_write+0xa4/0xd0 [ 81.866685] ? kasan_check_write+0x14/0x20 [ 81.870896] ? fput+0x18/0x120 [ 81.874082] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 81.879437] __x64_sys_sendmsg+0x73/0xb0 [ 81.883487] do_syscall_64+0xd0/0x4e0 [ 81.887276] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 81.892447] RIP: 0033:0x45c4a9 [ 81.895632] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 81.914513] RSP: 002b:00007feef6340c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 81.922199] RAX: ffffffffffffffda RBX: 00007feef63416d4 RCX: 000000000045c4a9 [ 81.929450] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 81.936711] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 81.943956] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 81.951206] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 81.992392] FAULT_INJECTION: forcing a failure. [ 81.992392] name failslab, interval 1, probability 0, space 0, times 0 [ 82.008345] CPU: 0 PID: 8888 Comm: syz-executor.1 Not tainted 4.19.158-syzkaller #0 [ 82.016164] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 82.025510] Call Trace: [ 82.028092] dump_stack+0x123/0x177 [ 82.031707] should_fail.cold.4+0x5/0x13 [ 82.035767] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 82.040855] ? lock_downgrade+0x860/0x860 [ 82.044983] __should_failslab+0xba/0xf0 [ 82.049032] should_failslab+0x9/0x14 [ 82.052814] kmem_cache_alloc_trace+0x2d4/0x740 [ 82.057461] ? qfq_change_class+0xa89/0x14b5 [ 82.061845] ? qfq_change_class+0xa89/0x14b5 [ 82.066239] ? __local_bh_enable_ip+0x160/0x260 [ 82.070888] qfq_change_class+0xacf/0x14b5 [ 82.075114] ? qfq_delete_class+0x2d0/0x2d0 [ 82.079415] ? nla_parse+0x197/0x280 [ 82.083121] tc_ctl_tclass+0x3e9/0xba0 [ 82.087510] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 82.092597] ? find_held_lock+0x36/0x1d0 [ 82.096657] rtnetlink_rcv_msg+0x34f/0x8f0 [ 82.100892] ? rtnetlink_put_metrics+0x490/0x490 [ 82.105636] ? find_held_lock+0x36/0x1d0 [ 82.109685] netlink_rcv_skb+0x13e/0x3d0 [ 82.113760] ? lock_downgrade+0x860/0x860 [ 82.117908] ? rtnetlink_put_metrics+0x490/0x490 [ 82.122668] ? netlink_ack+0xa50/0xa50 [ 82.126542] ? netlink_deliver_tap+0x182/0xb00 [ 82.131119] rtnetlink_rcv+0x10/0x20 [ 82.134821] netlink_unicast+0x443/0x650 [ 82.138870] ? netlink_attachskb+0x6c0/0x6c0 [ 82.143278] ? _copy_from_iter_full+0x182/0x720 [ 82.147950] ? __check_object_size+0x1ef/0x301 [ 82.152516] netlink_sendmsg+0x765/0xc40 [ 82.156566] ? netlink_unicast+0x650/0x650 [ 82.160787] ? apparmor_socket_sendmsg+0x1b/0x20 [ 82.165539] ? netlink_unicast+0x650/0x650 [ 82.169758] sock_sendmsg+0xb5/0xf0 [ 82.173369] ___sys_sendmsg+0x647/0x950 [ 82.177328] ? find_held_lock+0x36/0x1d0 [ 82.181369] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 82.186121] ? __fget+0x278/0x400 [ 82.189679] ? kasan_check_read+0x11/0x20 [ 82.193824] ? __fget+0x295/0x400 [ 82.197255] ? ksys_dup3+0x2e0/0x2e0 [ 82.200954] ? __f_unlock_pos+0xd/0x10 [ 82.204819] ? __fget_light+0x174/0x1e0 [ 82.208774] ? __fdget+0xe/0x10 [ 82.212048] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 82.216869] __sys_sendmsg+0xd9/0x180 [ 82.220647] ? __ia32_sys_shutdown+0x70/0x70 [ 82.225033] ? __sb_end_write+0xa4/0xd0 [ 82.228985] ? kasan_check_write+0x14/0x20 [ 82.233194] ? fput+0x18/0x120 [ 82.236844] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 82.242198] __x64_sys_sendmsg+0x73/0xb0 [ 82.246260] do_syscall_64+0xd0/0x4e0 [ 82.250194] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 82.255390] RIP: 0033:0x45c4a9 [ 82.258561] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 82.277459] RSP: 002b:00007f9792b3dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 82.285150] RAX: ffffffffffffffda RBX: 00007f9792b3e6d4 RCX: 000000000045c4a9 [ 82.292409] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 82.299776] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 82.307182] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 82.314460] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 82.332940] FAULT_INJECTION: forcing a failure. [ 82.332940] name failslab, interval 1, probability 0, space 0, times 0 [ 82.346174] CPU: 0 PID: 8898 Comm: syz-executor.3 Not tainted 4.19.158-syzkaller #0 [ 82.353984] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 82.363339] Call Trace: [ 82.365929] dump_stack+0x123/0x177 [ 82.369558] should_fail.cold.4+0x5/0x13 [ 82.373620] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 82.378724] ? lock_downgrade+0x860/0x860 [ 82.382973] __should_failslab+0xba/0xf0 [ 82.387125] should_failslab+0x9/0x14 [ 82.390967] kmem_cache_alloc_trace+0x2d4/0x740 [ 82.395736] ? qfq_change_class+0xa89/0x14b5 [ 82.400520] ? qfq_change_class+0xa89/0x14b5 [ 82.405205] ? __local_bh_enable_ip+0x160/0x260 [ 82.409887] qfq_change_class+0xacf/0x14b5 [ 82.414216] ? qfq_delete_class+0x2d0/0x2d0 [ 82.418689] ? nla_parse+0x197/0x280 [ 82.422395] tc_ctl_tclass+0x3e9/0xba0 [ 82.426286] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 82.431568] ? find_held_lock+0x36/0x1d0 [ 82.435715] rtnetlink_rcv_msg+0x34f/0x8f0 [ 82.440232] ? rtnetlink_put_metrics+0x490/0x490 [ 82.445760] ? find_held_lock+0x36/0x1d0 [ 82.451602] netlink_rcv_skb+0x13e/0x3d0 [ 82.456165] ? lock_downgrade+0x860/0x860 [ 82.460499] ? rtnetlink_put_metrics+0x490/0x490 [ 82.465265] ? netlink_ack+0xa50/0xa50 [ 82.469151] ? netlink_deliver_tap+0x182/0xb00 [ 82.473735] rtnetlink_rcv+0x10/0x20 [ 82.477446] netlink_unicast+0x443/0x650 [ 82.481494] ? netlink_attachskb+0x6c0/0x6c0 [ 82.485902] ? _copy_from_iter_full+0x182/0x720 [ 82.490559] ? __check_object_size+0x1ef/0x301 [ 82.495130] netlink_sendmsg+0x765/0xc40 [ 82.499180] ? netlink_unicast+0x650/0x650 [ 82.503418] ? apparmor_socket_sendmsg+0x1b/0x20 [ 82.508182] ? netlink_unicast+0x650/0x650 [ 82.512408] sock_sendmsg+0xb5/0xf0 [ 82.516025] ___sys_sendmsg+0x647/0x950 [ 82.519992] ? find_held_lock+0x36/0x1d0 [ 82.524050] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 82.528962] ? __fget+0x278/0x400 [ 82.532411] ? kasan_check_read+0x11/0x20 [ 82.536561] ? __fget+0x295/0x400 [ 82.540003] ? ksys_dup3+0x2e0/0x2e0 [ 82.543878] ? __f_unlock_pos+0xd/0x10 [ 82.547956] ? __fget_light+0x174/0x1e0 [ 82.552564] ? __fdget+0xe/0x10 [ 82.556960] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 82.562059] __sys_sendmsg+0xd9/0x180 [ 82.565855] ? __ia32_sys_shutdown+0x70/0x70 [ 82.570267] ? __sb_end_write+0xa4/0xd0 [ 82.574242] ? kasan_check_write+0x14/0x20 [ 82.578458] ? fput+0x18/0x120 [ 82.581637] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 82.587111] __x64_sys_sendmsg+0x73/0xb0 [ 82.591336] do_syscall_64+0xd0/0x4e0 [ 82.595128] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 82.600330] RIP: 0033:0x45c4a9 [ 82.603594] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 82.622506] RSP: 002b:00007f1a44bb3c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 82.630213] RAX: ffffffffffffffda RBX: 00007f1a44bb46d4 RCX: 000000000045c4a9 [ 82.637776] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 82.645837] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 82.653105] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 82.660362] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 82.703043] FAULT_INJECTION: forcing a failure. [ 82.703043] name failslab, interval 1, probability 0, space 0, times 0 [ 82.714845] CPU: 1 PID: 8917 Comm: syz-executor.2 Not tainted 4.19.158-syzkaller #0 [ 82.722645] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 82.731982] Call Trace: [ 82.734563] dump_stack+0x123/0x177 [ 82.738537] should_fail.cold.4+0x5/0x13 [ 82.742580] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 82.747675] ? lock_downgrade+0x860/0x860 [ 82.751828] __should_failslab+0xba/0xf0 [ 82.755869] should_failslab+0x9/0x14 [ 82.759645] kmem_cache_alloc_trace+0x2d4/0x740 [ 82.764304] ? qfq_change_class+0xa89/0x14b5 [ 82.769649] ? qfq_change_class+0xa89/0x14b5 [ 82.774045] ? __local_bh_enable_ip+0x160/0x260 [ 82.779144] qfq_change_class+0xacf/0x14b5 [ 82.783387] ? qfq_delete_class+0x2d0/0x2d0 [ 82.787699] ? nla_parse+0x197/0x280 [ 82.791405] tc_ctl_tclass+0x3e9/0xba0 [ 82.795283] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 82.800391] ? find_held_lock+0x36/0x1d0 [ 82.804442] rtnetlink_rcv_msg+0x34f/0x8f0 [ 82.808664] ? rtnetlink_put_metrics+0x490/0x490 [ 82.813524] ? find_held_lock+0x36/0x1d0 [ 82.817573] netlink_rcv_skb+0x13e/0x3d0 [ 82.821622] ? lock_downgrade+0x860/0x860 [ 82.825754] ? rtnetlink_put_metrics+0x490/0x490 [ 82.830501] ? netlink_ack+0xa50/0xa50 [ 82.834440] ? netlink_deliver_tap+0x182/0xb00 [ 82.839017] rtnetlink_rcv+0x10/0x20 [ 82.842711] netlink_unicast+0x443/0x650 [ 82.846762] ? netlink_attachskb+0x6c0/0x6c0 [ 82.851151] ? _copy_from_iter_full+0x182/0x720 [ 82.855802] ? __check_object_size+0x1ef/0x301 [ 82.860388] netlink_sendmsg+0x765/0xc40 [ 82.864435] ? netlink_unicast+0x650/0x650 [ 82.869174] ? apparmor_socket_sendmsg+0x1b/0x20 [ 82.873916] ? netlink_unicast+0x650/0x650 [ 82.878128] sock_sendmsg+0xb5/0xf0 [ 82.881745] ___sys_sendmsg+0x647/0x950 [ 82.885796] ? find_held_lock+0x36/0x1d0 [ 82.889842] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 82.894586] ? __fget+0x278/0x400 [ 82.898019] ? kasan_check_read+0x11/0x20 [ 82.902166] ? __fget+0x295/0x400 [ 82.905682] ? ksys_dup3+0x2e0/0x2e0 [ 82.909377] ? __f_unlock_pos+0xd/0x10 [ 82.913246] ? __fget_light+0x174/0x1e0 [ 82.917194] ? __fdget+0xe/0x10 [ 82.920448] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 82.925273] __sys_sendmsg+0xd9/0x180 [ 82.929059] ? __ia32_sys_shutdown+0x70/0x70 [ 82.933453] ? __sb_end_write+0xa4/0xd0 [ 82.937421] ? kasan_check_write+0x14/0x20 [ 82.941632] ? fput+0x18/0x120 [ 82.944819] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 82.950169] __x64_sys_sendmsg+0x73/0xb0 [ 82.954217] do_syscall_64+0xd0/0x4e0 [ 82.958016] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 82.963205] RIP: 0033:0x45c4a9 [ 82.966372] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 82.985265] RSP: 002b:00007fdaead13c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 82.993495] RAX: ffffffffffffffda RBX: 00007fdaead146d4 RCX: 000000000045c4a9 [ 83.000748] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 83.008000] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 83.015257] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 83.022507] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 83.032509] FAULT_INJECTION: forcing a failure. [ 83.032509] name failslab, interval 1, probability 0, space 0, times 0 [ 83.045470] CPU: 1 PID: 8918 Comm: syz-executor.0 Not tainted 4.19.158-syzkaller #0 [ 83.053321] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 83.062680] Call Trace: [ 83.065258] dump_stack+0x123/0x177 [ 83.068884] should_fail.cold.4+0x5/0x13 [ 83.072938] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 83.078033] ? lock_downgrade+0x860/0x860 [ 83.082182] __should_failslab+0xba/0xf0 [ 83.086231] should_failslab+0x9/0x14 [ 83.090027] kmem_cache_alloc_trace+0x2d4/0x740 [ 83.094680] ? qfq_change_class+0xa89/0x14b5 [ 83.099072] ? qfq_change_class+0xa89/0x14b5 [ 83.103460] ? __local_bh_enable_ip+0x160/0x260 [ 83.108124] qfq_change_class+0xacf/0x14b5 [ 83.112377] ? qfq_delete_class+0x2d0/0x2d0 [ 83.116684] ? nla_parse+0x197/0x280 [ 83.120400] tc_ctl_tclass+0x3e9/0xba0 [ 83.124365] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 83.129476] ? find_held_lock+0x36/0x1d0 [ 83.133544] rtnetlink_rcv_msg+0x34f/0x8f0 [ 83.137767] ? rtnetlink_put_metrics+0x490/0x490 [ 83.142519] ? find_held_lock+0x36/0x1d0 [ 83.146575] netlink_rcv_skb+0x13e/0x3d0 [ 83.150623] ? lock_downgrade+0x860/0x860 [ 83.154788] ? rtnetlink_put_metrics+0x490/0x490 [ 83.159520] ? netlink_ack+0xa50/0xa50 [ 83.163410] ? netlink_deliver_tap+0x182/0xb00 [ 83.167980] rtnetlink_rcv+0x10/0x20 [ 83.171700] netlink_unicast+0x443/0x650 [ 83.175757] ? netlink_attachskb+0x6c0/0x6c0 [ 83.183709] ? _copy_from_iter_full+0x182/0x720 [ 83.188373] ? __check_object_size+0x1ef/0x301 [ 83.192942] netlink_sendmsg+0x765/0xc40 [ 83.197005] ? netlink_unicast+0x650/0x650 [ 83.201400] ? apparmor_socket_sendmsg+0x1b/0x20 [ 83.206153] ? netlink_unicast+0x650/0x650 [ 83.210392] sock_sendmsg+0xb5/0xf0 [ 83.214032] ___sys_sendmsg+0x647/0x950 [ 83.217998] ? find_held_lock+0x36/0x1d0 [ 83.222071] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 83.226815] ? __fget+0x278/0x400 [ 83.230253] ? kasan_check_read+0x11/0x20 [ 83.234405] ? __fget+0x295/0x400 [ 83.237859] ? ksys_dup3+0x2e0/0x2e0 [ 83.241564] ? __f_unlock_pos+0xd/0x10 [ 83.245433] ? __fget_light+0x174/0x1e0 [ 83.249391] ? __fdget+0xe/0x10 [ 83.252656] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 83.257492] __sys_sendmsg+0xd9/0x180 [ 83.261370] ? __ia32_sys_shutdown+0x70/0x70 [ 83.265760] ? __sb_end_write+0xa4/0xd0 [ 83.269713] ? kasan_check_write+0x14/0x20 [ 83.273940] ? fput+0x18/0x120 [ 83.277130] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 83.282484] __x64_sys_sendmsg+0x73/0xb0 [ 83.286531] do_syscall_64+0xd0/0x4e0 [ 83.290321] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 83.295500] RIP: 0033:0x45c4a9 [ 83.298793] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 83.317682] RSP: 002b:00007f50b14dcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 83.325498] RAX: ffffffffffffffda RBX: 00007f50b14dd6d4 RCX: 000000000045c4a9 [ 83.332855] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 83.340121] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 83.347380] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 2020/11/20 01:06:44 executed programs: 109 [ 83.354650] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 83.376840] nla_parse: 6 callbacks suppressed [ 83.376844] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 83.408386] FAULT_INJECTION: forcing a failure. [ 83.408386] name failslab, interval 1, probability 0, space 0, times 0 [ 83.421035] CPU: 1 PID: 8933 Comm: syz-executor.5 Not tainted 4.19.158-syzkaller #0 [ 83.428836] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 83.438188] Call Trace: [ 83.440776] dump_stack+0x123/0x177 [ 83.444416] should_fail.cold.4+0x5/0x13 [ 83.448458] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 83.453541] ? lock_downgrade+0x860/0x860 [ 83.457682] __should_failslab+0xba/0xf0 [ 83.461728] should_failslab+0x9/0x14 [ 83.465503] kmem_cache_alloc_trace+0x2d4/0x740 [ 83.470149] ? qfq_change_class+0xa89/0x14b5 [ 83.474549] ? qfq_change_class+0xa89/0x14b5 [ 83.478945] ? __local_bh_enable_ip+0x160/0x260 [ 83.483609] qfq_change_class+0xacf/0x14b5 [ 83.487824] ? qfq_delete_class+0x2d0/0x2d0 [ 83.492130] ? nla_parse+0x197/0x280 [ 83.495822] tc_ctl_tclass+0x3e9/0xba0 [ 83.499702] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 83.504793] ? find_held_lock+0x36/0x1d0 [ 83.508836] rtnetlink_rcv_msg+0x34f/0x8f0 [ 83.513049] ? rtnetlink_put_metrics+0x490/0x490 [ 83.517786] ? find_held_lock+0x36/0x1d0 [ 83.521834] netlink_rcv_skb+0x13e/0x3d0 [ 83.525871] ? lock_downgrade+0x860/0x860 [ 83.529995] ? rtnetlink_put_metrics+0x490/0x490 [ 83.534750] ? netlink_ack+0xa50/0xa50 [ 83.538624] ? netlink_deliver_tap+0x182/0xb00 [ 83.543197] rtnetlink_rcv+0x10/0x20 [ 83.546893] netlink_unicast+0x443/0x650 [ 83.550960] ? netlink_attachskb+0x6c0/0x6c0 [ 83.555343] ? _copy_from_iter_full+0x182/0x720 [ 83.559995] ? __check_object_size+0x1ef/0x301 [ 83.564566] netlink_sendmsg+0x765/0xc40 [ 83.568619] ? netlink_unicast+0x650/0x650 [ 83.572834] ? apparmor_socket_sendmsg+0x1b/0x20 [ 83.577574] ? netlink_unicast+0x650/0x650 [ 83.581797] sock_sendmsg+0xb5/0xf0 [ 83.585414] ___sys_sendmsg+0x647/0x950 [ 83.589379] ? find_held_lock+0x36/0x1d0 [ 83.593424] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 83.598170] ? __fget+0x278/0x400 [ 83.601610] ? kasan_check_read+0x11/0x20 [ 83.605747] ? __fget+0x295/0x400 [ 83.609180] ? ksys_dup3+0x2e0/0x2e0 [ 83.612885] ? __f_unlock_pos+0xd/0x10 [ 83.616762] ? __fget_light+0x174/0x1e0 [ 83.620738] ? __fdget+0xe/0x10 [ 83.623997] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 83.628833] __sys_sendmsg+0xd9/0x180 [ 83.632630] ? __ia32_sys_shutdown+0x70/0x70 [ 83.637032] ? __sb_end_write+0xa4/0xd0 [ 83.640993] ? kasan_check_write+0x14/0x20 [ 83.645827] ? fput+0x18/0x120 [ 83.649003] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 83.654359] __x64_sys_sendmsg+0x73/0xb0 [ 83.658416] do_syscall_64+0xd0/0x4e0 [ 83.662204] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 83.667370] RIP: 0033:0x45c4a9 [ 83.670551] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 83.689434] RSP: 002b:00007fb5b6e90c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 83.697127] RAX: ffffffffffffffda RBX: 00007fb5b6e916d4 RCX: 000000000045c4a9 [ 83.704383] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 83.711637] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 83.718895] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 83.726152] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 83.736983] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 83.753449] FAULT_INJECTION: forcing a failure. [ 83.753449] name failslab, interval 1, probability 0, space 0, times 0 [ 83.768798] CPU: 1 PID: 8944 Comm: syz-executor.1 Not tainted 4.19.158-syzkaller #0 [ 83.776887] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 83.786241] Call Trace: [ 83.788825] dump_stack+0x123/0x177 [ 83.792455] should_fail.cold.4+0x5/0x13 [ 83.796520] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 83.801616] ? lock_downgrade+0x860/0x860 [ 83.805747] __should_failslab+0xba/0xf0 [ 83.809813] should_failslab+0x9/0x14 [ 83.813595] kmem_cache_alloc_trace+0x2d4/0x740 [ 83.819813] ? qfq_change_class+0xa89/0x14b5 [ 83.824200] ? qfq_change_class+0xa89/0x14b5 [ 83.828591] ? __local_bh_enable_ip+0x160/0x260 [ 83.833279] qfq_change_class+0xacf/0x14b5 [ 83.837504] ? qfq_delete_class+0x2d0/0x2d0 [ 83.841908] ? nla_parse+0x197/0x280 [ 83.845614] tc_ctl_tclass+0x3e9/0xba0 [ 83.849495] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 83.854578] ? find_held_lock+0x36/0x1d0 [ 83.858640] rtnetlink_rcv_msg+0x34f/0x8f0 [ 83.862867] ? rtnetlink_put_metrics+0x490/0x490 [ 83.867609] ? find_held_lock+0x36/0x1d0 [ 83.871658] netlink_rcv_skb+0x13e/0x3d0 [ 83.875715] ? lock_downgrade+0x860/0x860 [ 83.879841] ? rtnetlink_put_metrics+0x490/0x490 [ 83.884596] ? netlink_ack+0xa50/0xa50 [ 83.888467] ? netlink_deliver_tap+0x182/0xb00 [ 83.893038] rtnetlink_rcv+0x10/0x20 [ 83.896734] netlink_unicast+0x443/0x650 [ 83.900797] ? netlink_attachskb+0x6c0/0x6c0 [ 83.905183] ? _copy_from_iter_full+0x182/0x720 [ 83.909836] ? __check_object_size+0x1ef/0x301 [ 83.914416] netlink_sendmsg+0x765/0xc40 [ 83.918464] ? netlink_unicast+0x650/0x650 [ 83.922702] ? apparmor_socket_sendmsg+0x1b/0x20 [ 83.927442] ? netlink_unicast+0x650/0x650 [ 83.931686] sock_sendmsg+0xb5/0xf0 [ 83.935291] ___sys_sendmsg+0x647/0x950 [ 83.939243] ? find_held_lock+0x36/0x1d0 [ 83.943291] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 83.948055] ? __fget+0x278/0x400 [ 83.951495] ? kasan_check_read+0x11/0x20 [ 83.955621] ? __fget+0x295/0x400 [ 83.959063] ? ksys_dup3+0x2e0/0x2e0 [ 83.962761] ? __f_unlock_pos+0xd/0x10 [ 83.966647] ? __fget_light+0x174/0x1e0 [ 83.970626] ? __fdget+0xe/0x10 [ 83.973985] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 83.978821] __sys_sendmsg+0xd9/0x180 [ 83.982608] ? __ia32_sys_shutdown+0x70/0x70 [ 83.987004] ? __sb_end_write+0xa4/0xd0 [ 83.990968] ? kasan_check_write+0x14/0x20 [ 83.995194] ? fput+0x18/0x120 [ 83.998380] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 84.003770] __x64_sys_sendmsg+0x73/0xb0 [ 84.008068] do_syscall_64+0xd0/0x4e0 [ 84.011866] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 84.017050] RIP: 0033:0x45c4a9 [ 84.020238] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 84.039120] RSP: 002b:00007f9792b3dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 84.046815] RAX: ffffffffffffffda RBX: 00007f9792b3e6d4 RCX: 000000000045c4a9 [ 84.054075] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 84.061345] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 84.068683] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 84.075931] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 84.085835] FAULT_INJECTION: forcing a failure. [ 84.085835] name failslab, interval 1, probability 0, space 0, times 0 [ 84.117880] CPU: 1 PID: 8945 Comm: syz-executor.4 Not tainted 4.19.158-syzkaller #0 [ 84.126943] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 84.136290] Call Trace: [ 84.138874] dump_stack+0x123/0x177 [ 84.142489] should_fail.cold.4+0x5/0x13 [ 84.146569] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 84.151690] ? lock_downgrade+0x860/0x860 [ 84.155956] __should_failslab+0xba/0xf0 [ 84.160082] should_failslab+0x9/0x14 [ 84.163924] kmem_cache_alloc_trace+0x2d4/0x740 [ 84.168593] ? qfq_change_class+0xa89/0x14b5 [ 84.172988] ? qfq_change_class+0xa89/0x14b5 [ 84.177489] ? __local_bh_enable_ip+0x160/0x260 [ 84.182231] qfq_change_class+0xacf/0x14b5 [ 84.186459] ? qfq_delete_class+0x2d0/0x2d0 [ 84.190771] ? nla_parse+0x197/0x280 [ 84.194467] tc_ctl_tclass+0x3e9/0xba0 [ 84.198339] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 84.203422] ? find_held_lock+0x36/0x1d0 [ 84.207488] rtnetlink_rcv_msg+0x34f/0x8f0 [ 84.211713] ? rtnetlink_put_metrics+0x490/0x490 [ 84.216450] ? find_held_lock+0x36/0x1d0 [ 84.220494] netlink_rcv_skb+0x13e/0x3d0 [ 84.224615] ? lock_downgrade+0x860/0x860 [ 84.228760] ? rtnetlink_put_metrics+0x490/0x490 [ 84.233716] ? netlink_ack+0xa50/0xa50 [ 84.237594] ? netlink_deliver_tap+0x182/0xb00 [ 84.242272] rtnetlink_rcv+0x10/0x20 [ 84.245969] netlink_unicast+0x443/0x650 [ 84.250016] ? netlink_attachskb+0x6c0/0x6c0 [ 84.254404] ? _copy_from_iter_full+0x182/0x720 [ 84.259144] ? __check_object_size+0x1ef/0x301 [ 84.263864] netlink_sendmsg+0x765/0xc40 [ 84.267932] ? netlink_unicast+0x650/0x650 [ 84.272163] ? apparmor_socket_sendmsg+0x1b/0x20 [ 84.276977] ? netlink_unicast+0x650/0x650 [ 84.281198] sock_sendmsg+0xb5/0xf0 [ 84.286269] ___sys_sendmsg+0x647/0x950 [ 84.290242] ? find_held_lock+0x36/0x1d0 [ 84.294307] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 84.299063] ? __fget+0x278/0x400 [ 84.302499] ? kasan_check_read+0x11/0x20 [ 84.306643] ? __fget+0x295/0x400 [ 84.310130] ? ksys_dup3+0x2e0/0x2e0 [ 84.313950] ? __f_unlock_pos+0xd/0x10 [ 84.317826] ? __fget_light+0x174/0x1e0 [ 84.321783] ? __fdget+0xe/0x10 [ 84.325072] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 84.329904] __sys_sendmsg+0xd9/0x180 [ 84.333693] ? __ia32_sys_shutdown+0x70/0x70 [ 84.338106] ? __sb_end_write+0xa4/0xd0 [ 84.342069] ? kasan_check_write+0x14/0x20 [ 84.346338] ? fput+0x18/0x120 [ 84.349523] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 84.354872] __x64_sys_sendmsg+0x73/0xb0 [ 84.358918] do_syscall_64+0xd0/0x4e0 [ 84.362703] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 84.368051] RIP: 0033:0x45c4a9 [ 84.371229] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 84.390158] RSP: 002b:00007feef6340c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 84.398151] RAX: ffffffffffffffda RBX: 00007feef63416d4 RCX: 000000000045c4a9 [ 84.405433] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 84.412808] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 84.420074] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 84.427333] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 84.437549] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 84.462381] FAULT_INJECTION: forcing a failure. [ 84.462381] name failslab, interval 1, probability 0, space 0, times 0 [ 84.476571] CPU: 0 PID: 8959 Comm: syz-executor.3 Not tainted 4.19.158-syzkaller #0 [ 84.484375] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 84.493848] Call Trace: [ 84.496427] dump_stack+0x123/0x177 [ 84.500048] should_fail.cold.4+0x5/0x13 [ 84.504720] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 84.509817] ? lock_downgrade+0x860/0x860 [ 84.513999] __should_failslab+0xba/0xf0 [ 84.518056] should_failslab+0x9/0x14 [ 84.521838] kmem_cache_alloc_trace+0x2d4/0x740 [ 84.526488] ? qfq_change_class+0xa89/0x14b5 [ 84.530873] ? qfq_change_class+0xa89/0x14b5 [ 84.535262] ? __local_bh_enable_ip+0x160/0x260 [ 84.539919] qfq_change_class+0xacf/0x14b5 [ 84.544151] ? qfq_delete_class+0x2d0/0x2d0 [ 84.548452] ? nla_parse+0x197/0x280 [ 84.552179] tc_ctl_tclass+0x3e9/0xba0 [ 84.556063] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 84.561249] ? find_held_lock+0x36/0x1d0 [ 84.565299] rtnetlink_rcv_msg+0x34f/0x8f0 [ 84.569516] ? rtnetlink_put_metrics+0x490/0x490 [ 84.574253] ? find_held_lock+0x36/0x1d0 [ 84.578300] netlink_rcv_skb+0x13e/0x3d0 [ 84.582338] ? lock_downgrade+0x860/0x860 [ 84.586491] ? rtnetlink_put_metrics+0x490/0x490 [ 84.591241] ? netlink_ack+0xa50/0xa50 [ 84.595115] ? netlink_deliver_tap+0x182/0xb00 [ 84.599699] rtnetlink_rcv+0x10/0x20 [ 84.603393] netlink_unicast+0x443/0x650 [ 84.607435] ? netlink_attachskb+0x6c0/0x6c0 [ 84.611839] ? _copy_from_iter_full+0x182/0x720 [ 84.616489] ? __check_object_size+0x1ef/0x301 [ 84.621052] netlink_sendmsg+0x765/0xc40 [ 84.625096] ? netlink_unicast+0x650/0x650 [ 84.629311] ? apparmor_socket_sendmsg+0x1b/0x20 [ 84.634048] ? netlink_unicast+0x650/0x650 [ 84.638263] sock_sendmsg+0xb5/0xf0 [ 84.641887] ___sys_sendmsg+0x647/0x950 [ 84.645849] ? find_held_lock+0x36/0x1d0 [ 84.649905] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 84.654641] ? __fget+0x278/0x400 [ 84.658081] ? kasan_check_read+0x11/0x20 [ 84.662231] ? __fget+0x295/0x400 [ 84.665679] ? ksys_dup3+0x2e0/0x2e0 [ 84.669373] ? __f_unlock_pos+0xd/0x10 [ 84.673253] ? __fget_light+0x174/0x1e0 [ 84.677209] ? __fdget+0xe/0x10 [ 84.680485] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 84.685312] __sys_sendmsg+0xd9/0x180 [ 84.689097] ? __ia32_sys_shutdown+0x70/0x70 [ 84.693509] ? __sb_end_write+0xa4/0xd0 [ 84.697495] ? kasan_check_write+0x14/0x20 [ 84.701709] ? fput+0x18/0x120 [ 84.704884] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 84.710235] __x64_sys_sendmsg+0x73/0xb0 [ 84.714895] do_syscall_64+0xd0/0x4e0 [ 84.718686] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 84.723858] RIP: 0033:0x45c4a9 [ 84.727040] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 84.746368] RSP: 002b:00007f1a44bb3c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 84.754077] RAX: ffffffffffffffda RBX: 00007f1a44bb46d4 RCX: 000000000045c4a9 [ 84.761428] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 84.768714] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 84.775985] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 84.783237] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 84.796898] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 84.814526] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 84.835051] FAULT_INJECTION: forcing a failure. [ 84.835051] name failslab, interval 1, probability 0, space 0, times 0 [ 84.850609] CPU: 0 PID: 8972 Comm: syz-executor.2 Not tainted 4.19.158-syzkaller #0 [ 84.858421] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 84.868219] Call Trace: [ 84.870798] dump_stack+0x123/0x177 [ 84.874416] should_fail.cold.4+0x5/0x13 [ 84.878467] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 84.883555] ? lock_downgrade+0x860/0x860 [ 84.887710] __should_failslab+0xba/0xf0 [ 84.891753] should_failslab+0x9/0x14 [ 84.895541] kmem_cache_alloc_trace+0x2d4/0x740 [ 84.900230] ? qfq_change_class+0xa89/0x14b5 [ 84.904638] ? qfq_change_class+0xa89/0x14b5 [ 84.909028] ? __local_bh_enable_ip+0x160/0x260 [ 84.913686] qfq_change_class+0xacf/0x14b5 [ 84.917910] ? qfq_delete_class+0x2d0/0x2d0 [ 84.922212] ? nla_parse+0x197/0x280 [ 84.926042] tc_ctl_tclass+0x3e9/0xba0 [ 84.929950] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 84.935059] ? find_held_lock+0x36/0x1d0 [ 84.939118] rtnetlink_rcv_msg+0x34f/0x8f0 [ 84.943338] ? rtnetlink_put_metrics+0x490/0x490 [ 84.948081] ? find_held_lock+0x36/0x1d0 [ 84.952160] netlink_rcv_skb+0x13e/0x3d0 [ 84.956231] ? lock_downgrade+0x860/0x860 [ 84.960372] ? rtnetlink_put_metrics+0x490/0x490 [ 84.965136] ? netlink_ack+0xa50/0xa50 [ 84.969018] ? netlink_deliver_tap+0x182/0xb00 [ 84.973591] rtnetlink_rcv+0x10/0x20 [ 84.977551] netlink_unicast+0x443/0x650 [ 84.981613] ? netlink_attachskb+0x6c0/0x6c0 [ 84.986015] ? _copy_from_iter_full+0x182/0x720 [ 84.990676] ? __check_object_size+0x1ef/0x301 [ 84.995259] netlink_sendmsg+0x765/0xc40 [ 84.999305] ? netlink_unicast+0x650/0x650 [ 85.003527] ? apparmor_socket_sendmsg+0x1b/0x20 [ 85.008268] ? netlink_unicast+0x650/0x650 [ 85.012497] sock_sendmsg+0xb5/0xf0 [ 85.016123] ___sys_sendmsg+0x647/0x950 [ 85.020088] ? find_held_lock+0x36/0x1d0 [ 85.024140] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 85.029226] ? __fget+0x278/0x400 [ 85.032658] ? kasan_check_read+0x11/0x20 [ 85.037251] ? __fget+0x295/0x400 [ 85.040699] ? ksys_dup3+0x2e0/0x2e0 [ 85.044394] ? __f_unlock_pos+0xd/0x10 [ 85.048262] ? __fget_light+0x174/0x1e0 [ 85.052214] ? __fdget+0xe/0x10 [ 85.055474] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 85.060296] __sys_sendmsg+0xd9/0x180 [ 85.064080] ? __ia32_sys_shutdown+0x70/0x70 [ 85.068473] ? __sb_end_write+0xa4/0xd0 [ 85.072424] ? kasan_check_write+0x14/0x20 [ 85.076645] ? fput+0x18/0x120 [ 85.079838] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 85.085218] __x64_sys_sendmsg+0x73/0xb0 [ 85.089266] do_syscall_64+0xd0/0x4e0 [ 85.093072] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 85.098278] RIP: 0033:0x45c4a9 [ 85.101455] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 85.120560] RSP: 002b:00007fdaead13c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 85.128252] RAX: ffffffffffffffda RBX: 00007fdaead146d4 RCX: 000000000045c4a9 [ 85.135504] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 85.142774] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 85.150032] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 85.157285] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 85.178167] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 85.193809] FAULT_INJECTION: forcing a failure. [ 85.193809] name failslab, interval 1, probability 0, space 0, times 0 [ 85.210635] CPU: 0 PID: 8983 Comm: syz-executor.5 Not tainted 4.19.158-syzkaller #0 [ 85.218467] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 85.227824] Call Trace: [ 85.230399] dump_stack+0x123/0x177 [ 85.234010] should_fail.cold.4+0x5/0x13 [ 85.238061] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 85.243162] ? lock_downgrade+0x860/0x860 [ 85.247310] __should_failslab+0xba/0xf0 [ 85.251386] should_failslab+0x9/0x14 [ 85.255184] kmem_cache_alloc_trace+0x2d4/0x740 [ 85.259847] ? qfq_change_class+0xa89/0x14b5 [ 85.264237] ? qfq_change_class+0xa89/0x14b5 [ 85.268628] ? __local_bh_enable_ip+0x160/0x260 [ 85.273290] qfq_change_class+0xacf/0x14b5 [ 85.277524] ? qfq_delete_class+0x2d0/0x2d0 [ 85.281840] ? nla_parse+0x197/0x280 [ 85.285558] tc_ctl_tclass+0x3e9/0xba0 [ 85.289447] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 85.294533] ? find_held_lock+0x36/0x1d0 [ 85.298611] rtnetlink_rcv_msg+0x34f/0x8f0 [ 85.302844] ? rtnetlink_put_metrics+0x490/0x490 [ 85.307592] ? find_held_lock+0x36/0x1d0 [ 85.311645] netlink_rcv_skb+0x13e/0x3d0 [ 85.315822] ? lock_downgrade+0x860/0x860 [ 85.319958] ? rtnetlink_put_metrics+0x490/0x490 [ 85.324714] ? netlink_ack+0xa50/0xa50 [ 85.328586] ? netlink_deliver_tap+0x182/0xb00 [ 85.333170] rtnetlink_rcv+0x10/0x20 [ 85.337289] netlink_unicast+0x443/0x650 [ 85.341347] ? netlink_attachskb+0x6c0/0x6c0 [ 85.345749] ? _copy_from_iter_full+0x182/0x720 [ 85.350524] ? __check_object_size+0x1ef/0x301 [ 85.355203] netlink_sendmsg+0x765/0xc40 [ 85.359275] ? netlink_unicast+0x650/0x650 [ 85.363513] ? apparmor_socket_sendmsg+0x1b/0x20 [ 85.368413] ? netlink_unicast+0x650/0x650 [ 85.372645] sock_sendmsg+0xb5/0xf0 [ 85.376391] ___sys_sendmsg+0x647/0x950 [ 85.380376] ? find_held_lock+0x36/0x1d0 [ 85.384431] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 85.389176] ? __fget+0x278/0x400 [ 85.392632] ? kasan_check_read+0x11/0x20 [ 85.396841] ? __fget+0x295/0x400 [ 85.400287] ? ksys_dup3+0x2e0/0x2e0 [ 85.403999] ? __f_unlock_pos+0xd/0x10 [ 85.407909] ? __fget_light+0x174/0x1e0 [ 85.411883] ? __fdget+0xe/0x10 [ 85.415151] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 85.420080] __sys_sendmsg+0xd9/0x180 [ 85.423862] ? __ia32_sys_shutdown+0x70/0x70 [ 85.428273] ? __sb_end_write+0xa4/0xd0 [ 85.432242] ? kasan_check_write+0x14/0x20 [ 85.436528] ? fput+0x18/0x120 [ 85.439757] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 85.445107] __x64_sys_sendmsg+0x73/0xb0 [ 85.449279] do_syscall_64+0xd0/0x4e0 [ 85.453176] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 85.458367] RIP: 0033:0x45c4a9 [ 85.462766] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 85.481662] RSP: 002b:00007fb5b6e6fc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 85.489589] RAX: ffffffffffffffda RBX: 00007fb5b6e706d4 RCX: 000000000045c4a9 [ 85.496841] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 85.504095] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 85.511416] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 85.518684] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 85.536761] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 85.561063] FAULT_INJECTION: forcing a failure. [ 85.561063] name failslab, interval 1, probability 0, space 0, times 0 [ 85.573232] CPU: 0 PID: 8984 Comm: syz-executor.0 Not tainted 4.19.158-syzkaller #0 [ 85.581036] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 85.590569] Call Trace: [ 85.593146] dump_stack+0x123/0x177 [ 85.596784] should_fail.cold.4+0x5/0x13 [ 85.600844] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 85.605940] ? lock_downgrade+0x860/0x860 [ 85.610088] __should_failslab+0xba/0xf0 [ 85.614125] should_failslab+0x9/0x14 [ 85.617910] kmem_cache_alloc_trace+0x2d4/0x740 [ 85.622559] ? qfq_change_class+0xa89/0x14b5 [ 85.626947] ? qfq_change_class+0xa89/0x14b5 [ 85.631346] ? __local_bh_enable_ip+0x160/0x260 [ 85.636006] qfq_change_class+0xacf/0x14b5 [ 85.640223] ? qfq_delete_class+0x2d0/0x2d0 [ 85.644525] ? nla_parse+0x197/0x280 [ 85.648217] tc_ctl_tclass+0x3e9/0xba0 [ 85.652094] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 85.657181] ? find_held_lock+0x36/0x1d0 [ 85.661225] rtnetlink_rcv_msg+0x34f/0x8f0 [ 85.665440] ? rtnetlink_put_metrics+0x490/0x490 [ 85.670306] ? find_held_lock+0x36/0x1d0 [ 85.674364] netlink_rcv_skb+0x13e/0x3d0 [ 85.678505] ? lock_downgrade+0x860/0x860 [ 85.682634] ? rtnetlink_put_metrics+0x490/0x490 [ 85.687484] ? netlink_ack+0xa50/0xa50 [ 85.691352] ? netlink_deliver_tap+0x182/0xb00 [ 85.696015] rtnetlink_rcv+0x10/0x20 [ 85.699724] netlink_unicast+0x443/0x650 [ 85.703768] ? netlink_attachskb+0x6c0/0x6c0 [ 85.708169] ? _copy_from_iter_full+0x182/0x720 [ 85.712840] ? __check_object_size+0x1ef/0x301 [ 85.717404] netlink_sendmsg+0x765/0xc40 [ 85.721447] ? netlink_unicast+0x650/0x650 [ 85.725674] ? apparmor_socket_sendmsg+0x1b/0x20 [ 85.730422] ? netlink_unicast+0x650/0x650 [ 85.734674] sock_sendmsg+0xb5/0xf0 [ 85.738286] ___sys_sendmsg+0x647/0x950 [ 85.742238] ? find_held_lock+0x36/0x1d0 [ 85.746277] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 85.751013] ? __fget+0x278/0x400 [ 85.754461] ? kasan_check_read+0x11/0x20 [ 85.758593] ? __fget+0x295/0x400 [ 85.762025] ? ksys_dup3+0x2e0/0x2e0 [ 85.765754] ? __f_unlock_pos+0xd/0x10 [ 85.769680] ? __fget_light+0x174/0x1e0 [ 85.773676] ? __fdget+0xe/0x10 [ 85.776931] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 85.781768] __sys_sendmsg+0xd9/0x180 [ 85.785545] ? __ia32_sys_shutdown+0x70/0x70 [ 85.789930] ? __sb_end_write+0xa4/0xd0 [ 85.793878] ? kasan_check_write+0x14/0x20 [ 85.798104] ? fput+0x18/0x120 [ 85.801291] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 85.806641] __x64_sys_sendmsg+0x73/0xb0 [ 85.810701] do_syscall_64+0xd0/0x4e0 [ 85.814494] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 85.819661] RIP: 0033:0x45c4a9 [ 85.822837] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 85.841742] RSP: 002b:00007f50b14dcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 85.849431] RAX: ffffffffffffffda RBX: 00007f50b14dd6d4 RCX: 000000000045c4a9 [ 85.856682] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 85.863932] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 85.871201] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 85.879323] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 85.890845] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 85.920897] FAULT_INJECTION: forcing a failure. [ 85.920897] name failslab, interval 1, probability 0, space 0, times 0 [ 85.933497] CPU: 1 PID: 8996 Comm: syz-executor.1 Not tainted 4.19.158-syzkaller #0 [ 85.941299] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 85.950649] Call Trace: [ 85.953222] dump_stack+0x123/0x177 [ 85.956839] should_fail.cold.4+0x5/0x13 [ 85.960893] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 85.965977] ? lock_downgrade+0x860/0x860 [ 85.970110] __should_failslab+0xba/0xf0 [ 85.974255] should_failslab+0x9/0x14 [ 85.978038] kmem_cache_alloc_trace+0x2d4/0x740 [ 85.982741] ? qfq_change_class+0xa89/0x14b5 [ 85.987130] ? qfq_change_class+0xa89/0x14b5 [ 85.991530] ? __local_bh_enable_ip+0x160/0x260 [ 85.996189] qfq_change_class+0xacf/0x14b5 [ 86.000410] ? qfq_delete_class+0x2d0/0x2d0 [ 86.004717] ? nla_parse+0x197/0x280 [ 86.008445] tc_ctl_tclass+0x3e9/0xba0 [ 86.012455] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 86.017554] ? find_held_lock+0x36/0x1d0 [ 86.021620] rtnetlink_rcv_msg+0x34f/0x8f0 [ 86.025835] ? rtnetlink_put_metrics+0x490/0x490 [ 86.030614] ? find_held_lock+0x36/0x1d0 [ 86.034662] netlink_rcv_skb+0x13e/0x3d0 [ 86.038711] ? lock_downgrade+0x860/0x860 [ 86.042844] ? rtnetlink_put_metrics+0x490/0x490 [ 86.047669] ? netlink_ack+0xa50/0xa50 [ 86.051533] ? netlink_deliver_tap+0x182/0xb00 [ 86.056123] rtnetlink_rcv+0x10/0x20 [ 86.059836] netlink_unicast+0x443/0x650 [ 86.063893] ? netlink_attachskb+0x6c0/0x6c0 [ 86.068278] ? _copy_from_iter_full+0x182/0x720 [ 86.073800] ? __check_object_size+0x1ef/0x301 [ 86.078369] netlink_sendmsg+0x765/0xc40 [ 86.082421] ? netlink_unicast+0x650/0x650 [ 86.086646] ? apparmor_socket_sendmsg+0x1b/0x20 [ 86.091403] ? netlink_unicast+0x650/0x650 [ 86.095616] sock_sendmsg+0xb5/0xf0 [ 86.099221] ___sys_sendmsg+0x647/0x950 [ 86.103174] ? find_held_lock+0x36/0x1d0 [ 86.107221] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 86.111962] ? __fget+0x278/0x400 [ 86.115395] ? kasan_check_read+0x11/0x20 [ 86.119525] ? __fget+0x295/0x400 [ 86.122957] ? ksys_dup3+0x2e0/0x2e0 [ 86.126656] ? __f_unlock_pos+0xd/0x10 [ 86.130636] ? __fget_light+0x174/0x1e0 [ 86.134588] ? __fdget+0xe/0x10 [ 86.137850] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 86.142689] __sys_sendmsg+0xd9/0x180 [ 86.146479] ? __ia32_sys_shutdown+0x70/0x70 [ 86.150873] ? __sb_end_write+0xa4/0xd0 [ 86.154825] ? kasan_check_write+0x14/0x20 [ 86.159493] ? fput+0x18/0x120 [ 86.162675] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 86.168041] __x64_sys_sendmsg+0x73/0xb0 [ 86.172093] do_syscall_64+0xd0/0x4e0 [ 86.175884] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 86.181058] RIP: 0033:0x45c4a9 [ 86.184227] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 86.203203] RSP: 002b:00007f9792b3dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 86.210892] RAX: ffffffffffffffda RBX: 00007f9792b3e6d4 RCX: 000000000045c4a9 [ 86.218145] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 86.225491] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 86.232760] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 86.240020] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 86.250163] FAULT_INJECTION: forcing a failure. [ 86.250163] name failslab, interval 1, probability 0, space 0, times 0 [ 86.263189] CPU: 1 PID: 8998 Comm: syz-executor.4 Not tainted 4.19.158-syzkaller #0 [ 86.270999] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 86.280349] Call Trace: [ 86.282937] dump_stack+0x123/0x177 [ 86.286566] should_fail.cold.4+0x5/0x13 [ 86.290624] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 86.298419] ? lock_downgrade+0x860/0x860 [ 86.302574] __should_failslab+0xba/0xf0 [ 86.306626] should_failslab+0x9/0x14 [ 86.310410] kmem_cache_alloc_trace+0x2d4/0x740 [ 86.315079] ? qfq_change_class+0xa89/0x14b5 [ 86.319472] ? qfq_change_class+0xa89/0x14b5 [ 86.323867] ? __local_bh_enable_ip+0x160/0x260 [ 86.328515] qfq_change_class+0xacf/0x14b5 [ 86.332728] ? qfq_delete_class+0x2d0/0x2d0 [ 86.337038] ? nla_parse+0x197/0x280 [ 86.340769] tc_ctl_tclass+0x3e9/0xba0 [ 86.344643] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 86.349727] ? find_held_lock+0x36/0x1d0 [ 86.353773] rtnetlink_rcv_msg+0x34f/0x8f0 [ 86.362532] ? rtnetlink_put_metrics+0x490/0x490 [ 86.367398] ? find_held_lock+0x36/0x1d0 [ 86.371452] netlink_rcv_skb+0x13e/0x3d0 [ 86.375525] ? lock_downgrade+0x860/0x860 [ 86.379663] ? rtnetlink_put_metrics+0x490/0x490 [ 86.384414] ? netlink_ack+0xa50/0xa50 [ 86.388293] ? netlink_deliver_tap+0x182/0xb00 [ 86.392864] rtnetlink_rcv+0x10/0x20 [ 86.396566] netlink_unicast+0x443/0x650 [ 86.400653] ? netlink_attachskb+0x6c0/0x6c0 [ 86.405055] ? _copy_from_iter_full+0x182/0x720 [ 86.409712] ? __check_object_size+0x1ef/0x301 [ 86.414283] netlink_sendmsg+0x765/0xc40 [ 86.418344] ? netlink_unicast+0x650/0x650 [ 86.422571] ? apparmor_socket_sendmsg+0x1b/0x20 [ 86.427316] ? netlink_unicast+0x650/0x650 [ 86.431543] sock_sendmsg+0xb5/0xf0 [ 86.435230] ___sys_sendmsg+0x647/0x950 [ 86.439197] ? find_held_lock+0x36/0x1d0 [ 86.443254] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 86.447996] ? __fget+0x278/0x400 [ 86.451431] ? kasan_check_read+0x11/0x20 [ 86.455585] ? __fget+0x295/0x400 [ 86.459025] ? ksys_dup3+0x2e0/0x2e0 [ 86.462725] ? __f_unlock_pos+0xd/0x10 [ 86.466619] ? __fget_light+0x174/0x1e0 [ 86.470584] ? __fdget+0xe/0x10 [ 86.473838] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 86.478671] __sys_sendmsg+0xd9/0x180 [ 86.482453] ? __ia32_sys_shutdown+0x70/0x70 [ 86.486840] ? __sb_end_write+0xa4/0xd0 [ 86.490800] ? kasan_check_write+0x14/0x20 [ 86.495006] ? fput+0x18/0x120 [ 86.498188] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 86.503726] __x64_sys_sendmsg+0x73/0xb0 [ 86.507788] do_syscall_64+0xd0/0x4e0 [ 86.511569] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 86.516744] RIP: 0033:0x45c4a9 [ 86.519925] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 86.538843] RSP: 002b:00007feef6340c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 86.546544] RAX: ffffffffffffffda RBX: 00007feef63416d4 RCX: 000000000045c4a9 [ 86.553808] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 86.561098] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 86.568392] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 86.575739] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 86.585714] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 86.601916] FAULT_INJECTION: forcing a failure. [ 86.601916] name failslab, interval 1, probability 0, space 0, times 0 [ 86.614311] CPU: 1 PID: 9012 Comm: syz-executor.3 Not tainted 4.19.158-syzkaller #0 [ 86.622301] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 86.631647] Call Trace: [ 86.634243] dump_stack+0x123/0x177 [ 86.637866] should_fail.cold.4+0x5/0x13 [ 86.641930] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 86.648923] ? lock_downgrade+0x860/0x860 [ 86.653067] __should_failslab+0xba/0xf0 [ 86.657115] should_failslab+0x9/0x14 [ 86.660989] kmem_cache_alloc_trace+0x2d4/0x740 [ 86.665646] ? qfq_change_class+0xa89/0x14b5 [ 86.670033] ? qfq_change_class+0xa89/0x14b5 [ 86.674419] ? __local_bh_enable_ip+0x160/0x260 [ 86.679067] qfq_change_class+0xacf/0x14b5 [ 86.683281] ? qfq_delete_class+0x2d0/0x2d0 [ 86.687606] ? nla_parse+0x197/0x280 [ 86.691312] tc_ctl_tclass+0x3e9/0xba0 [ 86.695183] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 86.700271] ? find_held_lock+0x36/0x1d0 [ 86.705604] rtnetlink_rcv_msg+0x34f/0x8f0 [ 86.709886] ? rtnetlink_put_metrics+0x490/0x490 [ 86.714644] ? find_held_lock+0x36/0x1d0 [ 86.718960] netlink_rcv_skb+0x13e/0x3d0 [ 86.723245] ? lock_downgrade+0x860/0x860 [ 86.727400] ? rtnetlink_put_metrics+0x490/0x490 [ 86.732163] ? netlink_ack+0xa50/0xa50 [ 86.736056] ? netlink_deliver_tap+0x182/0xb00 [ 86.740631] rtnetlink_rcv+0x10/0x20 [ 86.744339] netlink_unicast+0x443/0x650 [ 86.748405] ? netlink_attachskb+0x6c0/0x6c0 [ 86.752805] ? _copy_from_iter_full+0x182/0x720 [ 86.757463] ? __check_object_size+0x1ef/0x301 [ 86.762050] netlink_sendmsg+0x765/0xc40 [ 86.766109] ? netlink_unicast+0x650/0x650 [ 86.770329] ? apparmor_socket_sendmsg+0x1b/0x20 [ 86.775063] ? netlink_unicast+0x650/0x650 [ 86.779283] sock_sendmsg+0xb5/0xf0 [ 86.782898] ___sys_sendmsg+0x647/0x950 [ 86.786854] ? find_held_lock+0x36/0x1d0 [ 86.790907] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 86.795789] ? __fget+0x278/0x400 [ 86.799252] ? kasan_check_read+0x11/0x20 [ 86.803401] ? __fget+0x295/0x400 [ 86.806852] ? ksys_dup3+0x2e0/0x2e0 [ 86.810582] ? __f_unlock_pos+0xd/0x10 [ 86.814473] ? __fget_light+0x174/0x1e0 [ 86.818447] ? __fdget+0xe/0x10 [ 86.821713] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 86.826543] __sys_sendmsg+0xd9/0x180 [ 86.830328] ? __ia32_sys_shutdown+0x70/0x70 [ 86.834734] ? __sb_end_write+0xa4/0xd0 [ 86.838697] ? kasan_check_write+0x14/0x20 [ 86.842935] ? fput+0x18/0x120 [ 86.846124] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 86.851593] __x64_sys_sendmsg+0x73/0xb0 [ 86.855639] do_syscall_64+0xd0/0x4e0 [ 86.859452] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 86.864634] RIP: 0033:0x45c4a9 [ 86.867807] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 86.886697] RSP: 002b:00007f1a44bb3c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 86.894396] RAX: ffffffffffffffda RBX: 00007f1a44bb46d4 RCX: 000000000045c4a9 [ 86.901795] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 86.909146] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 86.916424] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 86.923697] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 86.932846] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 86.948595] FAULT_INJECTION: forcing a failure. [ 86.948595] name failslab, interval 1, probability 0, space 0, times 0 [ 86.967801] CPU: 1 PID: 9022 Comm: syz-executor.2 Not tainted 4.19.158-syzkaller #0 [ 86.975625] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 86.985107] Call Trace: [ 86.987696] dump_stack+0x123/0x177 [ 86.991336] should_fail.cold.4+0x5/0x13 [ 86.995400] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 87.000487] ? lock_downgrade+0x860/0x860 [ 87.004619] __should_failslab+0xba/0xf0 [ 87.008722] should_failslab+0x9/0x14 [ 87.012618] kmem_cache_alloc_trace+0x2d4/0x740 [ 87.017286] ? qfq_change_class+0xa89/0x14b5 [ 87.021706] ? qfq_change_class+0xa89/0x14b5 [ 87.026103] ? __local_bh_enable_ip+0x160/0x260 [ 87.030779] qfq_change_class+0xacf/0x14b5 [ 87.035002] ? qfq_delete_class+0x2d0/0x2d0 [ 87.039313] ? nla_parse+0x197/0x280 [ 87.043021] tc_ctl_tclass+0x3e9/0xba0 [ 87.046901] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 87.052271] ? find_held_lock+0x36/0x1d0 [ 87.056431] rtnetlink_rcv_msg+0x34f/0x8f0 [ 87.060671] ? rtnetlink_put_metrics+0x490/0x490 [ 87.065415] ? find_held_lock+0x36/0x1d0 [ 87.069481] netlink_rcv_skb+0x13e/0x3d0 [ 87.073551] ? lock_downgrade+0x860/0x860 [ 87.077687] ? rtnetlink_put_metrics+0x490/0x490 [ 87.082434] ? netlink_ack+0xa50/0xa50 [ 87.086315] ? netlink_deliver_tap+0x182/0xb00 [ 87.090889] rtnetlink_rcv+0x10/0x20 [ 87.094582] netlink_unicast+0x443/0x650 [ 87.098628] ? netlink_attachskb+0x6c0/0x6c0 [ 87.103022] ? _copy_from_iter_full+0x182/0x720 [ 87.107677] ? __check_object_size+0x1ef/0x301 [ 87.112259] netlink_sendmsg+0x765/0xc40 [ 87.116311] ? netlink_unicast+0x650/0x650 [ 87.121148] ? apparmor_socket_sendmsg+0x1b/0x20 [ 87.125890] ? netlink_unicast+0x650/0x650 [ 87.130106] sock_sendmsg+0xb5/0xf0 [ 87.133712] ___sys_sendmsg+0x647/0x950 [ 87.137675] ? find_held_lock+0x36/0x1d0 [ 87.141745] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 87.146490] ? __fget+0x278/0x400 [ 87.149934] ? kasan_check_read+0x11/0x20 [ 87.154074] ? __fget+0x295/0x400 [ 87.157524] ? ksys_dup3+0x2e0/0x2e0 [ 87.161244] ? __f_unlock_pos+0xd/0x10 [ 87.165110] ? __fget_light+0x174/0x1e0 [ 87.169063] ? __fdget+0xe/0x10 [ 87.172318] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 87.177241] __sys_sendmsg+0xd9/0x180 [ 87.181025] ? __ia32_sys_shutdown+0x70/0x70 [ 87.185440] ? __sb_end_write+0xa4/0xd0 [ 87.189406] ? kasan_check_write+0x14/0x20 [ 87.193629] ? fput+0x18/0x120 [ 87.196814] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 87.202185] __x64_sys_sendmsg+0x73/0xb0 [ 87.206234] do_syscall_64+0xd0/0x4e0 [ 87.210018] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 87.215184] RIP: 0033:0x45c4a9 [ 87.218361] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 87.237271] RSP: 002b:00007fdaead13c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 87.244980] RAX: ffffffffffffffda RBX: 00007fdaead146d4 RCX: 000000000045c4a9 [ 87.252244] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 87.259505] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 87.267062] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 87.274436] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 87.288881] FAULT_INJECTION: forcing a failure. [ 87.288881] name failslab, interval 1, probability 0, space 0, times 0 [ 87.303720] CPU: 1 PID: 9032 Comm: syz-executor.5 Not tainted 4.19.158-syzkaller #0 [ 87.311536] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 87.321006] Call Trace: [ 87.323601] dump_stack+0x123/0x177 [ 87.327230] should_fail.cold.4+0x5/0x13 [ 87.331290] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 87.336400] ? lock_downgrade+0x860/0x860 [ 87.340552] __should_failslab+0xba/0xf0 [ 87.344613] should_failslab+0x9/0x14 [ 87.348410] kmem_cache_alloc_trace+0x2d4/0x740 [ 87.353081] ? qfq_change_class+0xa89/0x14b5 [ 87.357485] ? qfq_change_class+0xa89/0x14b5 [ 87.362098] ? __local_bh_enable_ip+0x160/0x260 [ 87.366765] qfq_change_class+0xacf/0x14b5 [ 87.371103] ? qfq_delete_class+0x2d0/0x2d0 [ 87.375423] ? nla_parse+0x197/0x280 [ 87.379320] tc_ctl_tclass+0x3e9/0xba0 [ 87.383191] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 87.388490] ? find_held_lock+0x36/0x1d0 [ 87.392563] rtnetlink_rcv_msg+0x34f/0x8f0 [ 87.397001] ? rtnetlink_put_metrics+0x490/0x490 [ 87.401781] ? find_held_lock+0x36/0x1d0 [ 87.405859] netlink_rcv_skb+0x13e/0x3d0 [ 87.409942] ? lock_downgrade+0x860/0x860 [ 87.414097] ? rtnetlink_put_metrics+0x490/0x490 [ 87.418846] ? netlink_ack+0xa50/0xa50 [ 87.422994] ? netlink_deliver_tap+0x182/0xb00 [ 87.428004] rtnetlink_rcv+0x10/0x20 [ 87.431736] netlink_unicast+0x443/0x650 [ 87.435977] ? netlink_attachskb+0x6c0/0x6c0 [ 87.440390] ? _copy_from_iter_full+0x182/0x720 [ 87.445337] ? __check_object_size+0x1ef/0x301 [ 87.449932] netlink_sendmsg+0x765/0xc40 [ 87.454064] ? netlink_unicast+0x650/0x650 [ 87.458293] ? apparmor_socket_sendmsg+0x1b/0x20 [ 87.464003] ? netlink_unicast+0x650/0x650 [ 87.468536] sock_sendmsg+0xb5/0xf0 [ 87.472158] ___sys_sendmsg+0x647/0x950 [ 87.476128] ? find_held_lock+0x36/0x1d0 [ 87.480443] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 87.485185] ? __fget+0x278/0x400 [ 87.488628] ? kasan_check_read+0x11/0x20 [ 87.492798] ? __fget+0x295/0x400 [ 87.496243] ? ksys_dup3+0x2e0/0x2e0 [ 87.499960] ? __f_unlock_pos+0xd/0x10 [ 87.503854] ? __fget_light+0x174/0x1e0 [ 87.507818] ? __fdget+0xe/0x10 [ 87.511091] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 87.515924] __sys_sendmsg+0xd9/0x180 [ 87.519720] ? __ia32_sys_shutdown+0x70/0x70 [ 87.524114] ? __sb_end_write+0xa4/0xd0 [ 87.528068] ? kasan_check_write+0x14/0x20 [ 87.532291] ? fput+0x18/0x120 [ 87.535515] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 87.540962] __x64_sys_sendmsg+0x73/0xb0 [ 87.545030] do_syscall_64+0xd0/0x4e0 [ 87.548833] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 87.554006] RIP: 0033:0x45c4a9 [ 87.557186] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 87.576083] RSP: 002b:00007fb5b6e6fc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 87.584060] RAX: ffffffffffffffda RBX: 00007fb5b6e706d4 RCX: 000000000045c4a9 [ 87.591317] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 87.598582] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 87.605932] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 87.613190] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 87.635928] FAULT_INJECTION: forcing a failure. [ 87.635928] name failslab, interval 1, probability 0, space 0, times 0 [ 87.654702] CPU: 0 PID: 9042 Comm: syz-executor.0 Not tainted 4.19.158-syzkaller #0 [ 87.662534] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 87.671888] Call Trace: [ 87.674467] dump_stack+0x123/0x177 [ 87.678080] should_fail.cold.4+0x5/0x13 [ 87.682129] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 87.687235] ? lock_downgrade+0x860/0x860 [ 87.691372] __should_failslab+0xba/0xf0 [ 87.695434] should_failslab+0x9/0x14 [ 87.699224] kmem_cache_alloc_trace+0x2d4/0x740 [ 87.703876] ? qfq_change_class+0xa89/0x14b5 [ 87.708266] ? qfq_change_class+0xa89/0x14b5 [ 87.712681] ? __local_bh_enable_ip+0x160/0x260 [ 87.717333] qfq_change_class+0xacf/0x14b5 [ 87.721547] ? qfq_delete_class+0x2d0/0x2d0 [ 87.725875] ? nla_parse+0x197/0x280 [ 87.729574] tc_ctl_tclass+0x3e9/0xba0 [ 87.733455] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 87.738569] ? find_held_lock+0x36/0x1d0 [ 87.742622] rtnetlink_rcv_msg+0x34f/0x8f0 [ 87.746933] ? rtnetlink_put_metrics+0x490/0x490 [ 87.751686] ? find_held_lock+0x36/0x1d0 [ 87.755736] netlink_rcv_skb+0x13e/0x3d0 [ 87.759788] ? lock_downgrade+0x860/0x860 [ 87.764045] ? rtnetlink_put_metrics+0x490/0x490 [ 87.768794] ? netlink_ack+0xa50/0xa50 [ 87.772667] ? netlink_deliver_tap+0x182/0xb00 [ 87.777247] rtnetlink_rcv+0x10/0x20 [ 87.780951] netlink_unicast+0x443/0x650 [ 87.785012] ? netlink_attachskb+0x6c0/0x6c0 [ 87.789422] ? _copy_from_iter_full+0x182/0x720 [ 87.794098] ? __check_object_size+0x1ef/0x301 [ 87.798672] netlink_sendmsg+0x765/0xc40 [ 87.802732] ? netlink_unicast+0x650/0x650 [ 87.806960] ? apparmor_socket_sendmsg+0x1b/0x20 [ 87.811695] ? netlink_unicast+0x650/0x650 [ 87.815916] sock_sendmsg+0xb5/0xf0 [ 87.819547] ___sys_sendmsg+0x647/0x950 [ 87.823501] ? find_held_lock+0x36/0x1d0 [ 87.827543] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 87.832282] ? __fget+0x278/0x400 [ 87.835827] ? kasan_check_read+0x11/0x20 [ 87.839955] ? __fget+0x295/0x400 [ 87.843387] ? ksys_dup3+0x2e0/0x2e0 [ 87.847087] ? __f_unlock_pos+0xd/0x10 [ 87.851156] ? __fget_light+0x174/0x1e0 [ 87.855108] ? __fdget+0xe/0x10 [ 87.858392] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 87.863215] __sys_sendmsg+0xd9/0x180 [ 87.867020] ? __ia32_sys_shutdown+0x70/0x70 [ 87.871419] ? __sb_end_write+0xa4/0xd0 [ 87.875491] ? kasan_check_write+0x14/0x20 [ 87.879727] ? fput+0x18/0x120 [ 87.882904] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 87.888267] __x64_sys_sendmsg+0x73/0xb0 [ 87.892310] do_syscall_64+0xd0/0x4e0 [ 87.896092] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 87.901279] RIP: 0033:0x45c4a9 [ 87.904471] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 87.923357] RSP: 002b:00007f50b14dcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 87.931072] RAX: ffffffffffffffda RBX: 00007f50b14dd6d4 RCX: 000000000045c4a9 [ 87.938324] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 87.945626] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 87.953013] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 87.960270] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 87.974673] FAULT_INJECTION: forcing a failure. [ 87.974673] name failslab, interval 1, probability 0, space 0, times 0 [ 87.989677] CPU: 0 PID: 9048 Comm: syz-executor.1 Not tainted 4.19.158-syzkaller #0 [ 87.997492] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 88.006845] Call Trace: [ 88.009444] dump_stack+0x123/0x177 [ 88.013077] should_fail.cold.4+0x5/0x13 [ 88.017141] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 88.022241] ? lock_downgrade+0x860/0x860 [ 88.026387] __should_failslab+0xba/0xf0 [ 88.030451] should_failslab+0x9/0x14 [ 88.034252] kmem_cache_alloc_trace+0x2d4/0x740 [ 88.038908] ? qfq_change_class+0xa89/0x14b5 [ 88.043306] ? qfq_change_class+0xa89/0x14b5 [ 88.047721] ? __local_bh_enable_ip+0x160/0x260 [ 88.052387] qfq_change_class+0xacf/0x14b5 [ 88.056614] ? qfq_delete_class+0x2d0/0x2d0 [ 88.060916] ? nla_parse+0x197/0x280 [ 88.064785] tc_ctl_tclass+0x3e9/0xba0 [ 88.068688] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 88.073788] ? find_held_lock+0x36/0x1d0 [ 88.077863] rtnetlink_rcv_msg+0x34f/0x8f0 [ 88.082220] ? rtnetlink_put_metrics+0x490/0x490 [ 88.087074] ? find_held_lock+0x36/0x1d0 [ 88.091138] netlink_rcv_skb+0x13e/0x3d0 [ 88.095183] ? lock_downgrade+0x860/0x860 [ 88.099523] ? rtnetlink_put_metrics+0x490/0x490 [ 88.104394] ? netlink_ack+0xa50/0xa50 [ 88.108264] ? netlink_deliver_tap+0x182/0xb00 [ 88.112847] rtnetlink_rcv+0x10/0x20 [ 88.116558] netlink_unicast+0x443/0x650 [ 88.120611] ? netlink_attachskb+0x6c0/0x6c0 [ 88.125003] ? _copy_from_iter_full+0x182/0x720 [ 88.129708] ? __check_object_size+0x1ef/0x301 [ 88.134487] netlink_sendmsg+0x765/0xc40 [ 88.138546] ? netlink_unicast+0x650/0x650 [ 88.142862] ? apparmor_socket_sendmsg+0x1b/0x20 [ 88.147602] ? netlink_unicast+0x650/0x650 [ 88.151919] sock_sendmsg+0xb5/0xf0 [ 88.155530] ___sys_sendmsg+0x647/0x950 [ 88.159495] ? find_held_lock+0x36/0x1d0 [ 88.163541] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 88.168278] ? __fget+0x278/0x400 [ 88.171895] ? kasan_check_read+0x11/0x20 [ 88.176031] ? __fget+0x295/0x400 [ 88.179472] ? ksys_dup3+0x2e0/0x2e0 [ 88.183173] ? __f_unlock_pos+0xd/0x10 [ 88.187091] ? __fget_light+0x174/0x1e0 [ 88.191061] ? __fdget+0xe/0x10 [ 88.194330] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 88.199158] __sys_sendmsg+0xd9/0x180 [ 88.202958] ? __ia32_sys_shutdown+0x70/0x70 [ 88.207353] ? __sb_end_write+0xa4/0xd0 [ 88.211332] ? kasan_check_write+0x14/0x20 [ 88.215568] ? fput+0x18/0x120 [ 88.218919] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 88.224278] __x64_sys_sendmsg+0x73/0xb0 [ 88.228330] do_syscall_64+0xd0/0x4e0 [ 88.232252] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 88.237456] RIP: 0033:0x45c4a9 [ 88.240636] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 88.259546] RSP: 002b:00007f9792b3dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 88.267242] RAX: ffffffffffffffda RBX: 00007f9792b3e6d4 RCX: 000000000045c4a9 [ 88.274499] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 88.281770] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 88.289127] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 88.296378] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 88.310206] FAULT_INJECTION: forcing a failure. [ 88.310206] name failslab, interval 1, probability 0, space 0, times 0 [ 88.322603] CPU: 0 PID: 9056 Comm: syz-executor.4 Not tainted 4.19.158-syzkaller #0 [ 88.330501] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 88.339883] Call Trace: [ 88.342473] dump_stack+0x123/0x177 [ 88.346100] should_fail.cold.4+0x5/0x13 [ 88.350164] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 88.355288] ? lock_downgrade+0x860/0x860 [ 88.359450] __should_failslab+0xba/0xf0 [ 88.363512] should_failslab+0x9/0x14 [ 88.367361] kmem_cache_alloc_trace+0x2d4/0x740 [ 88.372063] ? qfq_change_class+0xa89/0x14b5 [ 88.376453] ? qfq_change_class+0xa89/0x14b5 [ 88.380868] ? __local_bh_enable_ip+0x160/0x260 [ 88.385523] qfq_change_class+0xacf/0x14b5 [ 88.389757] ? qfq_delete_class+0x2d0/0x2d0 [ 88.394067] ? nla_parse+0x197/0x280 [ 88.397779] tc_ctl_tclass+0x3e9/0xba0 [ 88.401678] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 88.406768] ? find_held_lock+0x36/0x1d0 [ 88.410844] rtnetlink_rcv_msg+0x34f/0x8f0 [ 88.415067] ? rtnetlink_put_metrics+0x490/0x490 [ 88.419808] ? find_held_lock+0x36/0x1d0 [ 88.423855] netlink_rcv_skb+0x13e/0x3d0 [ 88.427900] ? lock_downgrade+0x860/0x860 [ 88.432042] ? rtnetlink_put_metrics+0x490/0x490 [ 88.436809] ? netlink_ack+0xa50/0xa50 [ 88.440685] ? netlink_deliver_tap+0x182/0xb00 [ 88.445283] rtnetlink_rcv+0x10/0x20 [ 88.448999] netlink_unicast+0x443/0x650 [ 88.453042] ? netlink_attachskb+0x6c0/0x6c0 [ 88.457429] ? _copy_from_iter_full+0x182/0x720 [ 88.462084] ? __check_object_size+0x1ef/0x301 [ 88.466671] netlink_sendmsg+0x765/0xc40 [ 88.470734] ? netlink_unicast+0x650/0x650 [ 88.474961] ? apparmor_socket_sendmsg+0x1b/0x20 [ 88.479816] ? netlink_unicast+0x650/0x650 [ 88.484067] sock_sendmsg+0xb5/0xf0 [ 88.487684] ___sys_sendmsg+0x647/0x950 [ 88.491637] ? find_held_lock+0x36/0x1d0 [ 88.495680] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 88.500416] ? __fget+0x278/0x400 [ 88.503859] ? kasan_check_read+0x11/0x20 [ 88.507988] ? __fget+0x295/0x400 [ 88.511431] ? ksys_dup3+0x2e0/0x2e0 [ 88.515150] ? __f_unlock_pos+0xd/0x10 [ 88.519017] ? __fget_light+0x174/0x1e0 [ 88.522970] ? __fdget+0xe/0x10 [ 88.526247] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 88.531094] __sys_sendmsg+0xd9/0x180 [ 88.534961] ? __ia32_sys_shutdown+0x70/0x70 [ 88.539388] ? __sb_end_write+0xa4/0xd0 [ 88.543363] ? kasan_check_write+0x14/0x20 [ 88.547582] ? fput+0x18/0x120 [ 88.550763] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 88.556106] __x64_sys_sendmsg+0x73/0xb0 [ 88.560167] do_syscall_64+0xd0/0x4e0 [ 88.563949] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 88.569115] RIP: 0033:0x45c4a9 [ 88.572284] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 88.591260] RSP: 002b:00007feef6340c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 88.598973] RAX: ffffffffffffffda RBX: 00007feef63416d4 RCX: 000000000045c4a9 2020/11/20 01:06:49 executed programs: 125 [ 88.606233] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 88.613512] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 88.620777] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 88.628028] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 88.636259] nla_parse: 4 callbacks suppressed [ 88.636263] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 88.656934] FAULT_INJECTION: forcing a failure. [ 88.656934] name failslab, interval 1, probability 0, space 0, times 0 [ 88.668886] CPU: 0 PID: 9066 Comm: syz-executor.3 Not tainted 4.19.158-syzkaller #0 [ 88.676695] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 88.686068] Call Trace: [ 88.688641] dump_stack+0x123/0x177 [ 88.692250] should_fail.cold.4+0x5/0x13 [ 88.696308] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 88.701417] ? lock_downgrade+0x860/0x860 [ 88.705554] __should_failslab+0xba/0xf0 [ 88.709635] should_failslab+0x9/0x14 [ 88.713424] kmem_cache_alloc_trace+0x2d4/0x740 [ 88.718080] ? qfq_change_class+0xa89/0x14b5 [ 88.722473] ? qfq_change_class+0xa89/0x14b5 [ 88.726901] ? __local_bh_enable_ip+0x160/0x260 [ 88.731580] qfq_change_class+0xacf/0x14b5 [ 88.735804] ? qfq_delete_class+0x2d0/0x2d0 [ 88.740116] ? nla_parse+0x197/0x280 [ 88.743842] tc_ctl_tclass+0x3e9/0xba0 [ 88.747712] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 88.752797] ? find_held_lock+0x36/0x1d0 [ 88.756861] rtnetlink_rcv_msg+0x34f/0x8f0 [ 88.761086] ? rtnetlink_put_metrics+0x490/0x490 [ 88.765842] ? find_held_lock+0x36/0x1d0 [ 88.769893] netlink_rcv_skb+0x13e/0x3d0 [ 88.773935] ? lock_downgrade+0x860/0x860 [ 88.778062] ? rtnetlink_put_metrics+0x490/0x490 [ 88.782801] ? netlink_ack+0xa50/0xa50 [ 88.786670] ? netlink_deliver_tap+0x182/0xb00 [ 88.791244] rtnetlink_rcv+0x10/0x20 [ 88.794943] netlink_unicast+0x443/0x650 [ 88.798994] ? netlink_attachskb+0x6c0/0x6c0 [ 88.803404] ? _copy_from_iter_full+0x182/0x720 [ 88.808070] ? __check_object_size+0x1ef/0x301 [ 88.812675] netlink_sendmsg+0x765/0xc40 [ 88.816732] ? netlink_unicast+0x650/0x650 [ 88.820954] ? apparmor_socket_sendmsg+0x1b/0x20 [ 88.825722] ? netlink_unicast+0x650/0x650 [ 88.829957] sock_sendmsg+0xb5/0xf0 [ 88.833579] ___sys_sendmsg+0x647/0x950 [ 88.837535] ? find_held_lock+0x36/0x1d0 [ 88.841581] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 88.846353] ? __fget+0x278/0x400 [ 88.849794] ? kasan_check_read+0x11/0x20 [ 88.853929] ? __fget+0x295/0x400 [ 88.857387] ? ksys_dup3+0x2e0/0x2e0 [ 88.861083] ? __f_unlock_pos+0xd/0x10 [ 88.864962] ? __fget_light+0x174/0x1e0 [ 88.868930] ? __fdget+0xe/0x10 [ 88.872190] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 88.877021] __sys_sendmsg+0xd9/0x180 [ 88.880812] ? __ia32_sys_shutdown+0x70/0x70 [ 88.885231] ? __sb_end_write+0xa4/0xd0 [ 88.889214] ? kasan_check_write+0x14/0x20 [ 88.893435] ? fput+0x18/0x120 [ 88.896707] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 88.902054] __x64_sys_sendmsg+0x73/0xb0 [ 88.906114] do_syscall_64+0xd0/0x4e0 [ 88.909899] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 88.915091] RIP: 0033:0x45c4a9 [ 88.918268] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 88.937153] RSP: 002b:00007f1a44bb3c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 88.944931] RAX: ffffffffffffffda RBX: 00007f1a44bb46d4 RCX: 000000000045c4a9 [ 88.952289] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 88.959564] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 88.966822] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 88.974084] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 88.981737] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 88.995781] FAULT_INJECTION: forcing a failure. [ 88.995781] name failslab, interval 1, probability 0, space 0, times 0 [ 89.012901] CPU: 0 PID: 9076 Comm: syz-executor.2 Not tainted 4.19.158-syzkaller #0 [ 89.020727] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 89.030080] Call Trace: [ 89.032666] dump_stack+0x123/0x177 [ 89.036301] should_fail.cold.4+0x5/0x13 [ 89.040389] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 89.045474] ? lock_downgrade+0x860/0x860 [ 89.049628] __should_failslab+0xba/0xf0 [ 89.053675] should_failslab+0x9/0x14 [ 89.057457] kmem_cache_alloc_trace+0x2d4/0x740 [ 89.062106] ? qfq_change_class+0xa89/0x14b5 [ 89.066491] ? qfq_change_class+0xa89/0x14b5 [ 89.070876] ? __local_bh_enable_ip+0x160/0x260 [ 89.075526] qfq_change_class+0xacf/0x14b5 [ 89.079741] ? qfq_delete_class+0x2d0/0x2d0 [ 89.084174] ? nla_parse+0x197/0x280 [ 89.087870] tc_ctl_tclass+0x3e9/0xba0 [ 89.091741] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 89.096925] ? find_held_lock+0x36/0x1d0 [ 89.101125] rtnetlink_rcv_msg+0x34f/0x8f0 [ 89.105383] ? rtnetlink_put_metrics+0x490/0x490 [ 89.110210] ? find_held_lock+0x36/0x1d0 [ 89.114258] netlink_rcv_skb+0x13e/0x3d0 [ 89.118310] ? lock_downgrade+0x860/0x860 [ 89.122451] ? rtnetlink_put_metrics+0x490/0x490 [ 89.127201] ? netlink_ack+0xa50/0xa50 [ 89.131089] ? netlink_deliver_tap+0x182/0xb00 [ 89.135740] rtnetlink_rcv+0x10/0x20 [ 89.139433] netlink_unicast+0x443/0x650 [ 89.143496] ? netlink_attachskb+0x6c0/0x6c0 [ 89.147895] ? _copy_from_iter_full+0x182/0x720 [ 89.152561] ? __check_object_size+0x1ef/0x301 [ 89.157253] netlink_sendmsg+0x765/0xc40 [ 89.161297] ? netlink_unicast+0x650/0x650 [ 89.165518] ? apparmor_socket_sendmsg+0x1b/0x20 [ 89.170366] ? netlink_unicast+0x650/0x650 [ 89.174609] sock_sendmsg+0xb5/0xf0 [ 89.178237] ___sys_sendmsg+0x647/0x950 [ 89.182189] ? find_held_lock+0x36/0x1d0 [ 89.186233] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 89.191079] ? __fget+0x278/0x400 [ 89.194539] ? kasan_check_read+0x11/0x20 [ 89.198676] ? __fget+0x295/0x400 [ 89.202133] ? ksys_dup3+0x2e0/0x2e0 [ 89.205826] ? __f_unlock_pos+0xd/0x10 [ 89.209709] ? __fget_light+0x174/0x1e0 [ 89.213664] ? __fdget+0xe/0x10 [ 89.217019] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 89.221907] __sys_sendmsg+0xd9/0x180 [ 89.225722] ? __ia32_sys_shutdown+0x70/0x70 [ 89.230134] ? __sb_end_write+0xa4/0xd0 [ 89.234099] ? kasan_check_write+0x14/0x20 [ 89.238416] ? fput+0x18/0x120 [ 89.241599] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 89.247013] __x64_sys_sendmsg+0x73/0xb0 [ 89.251058] do_syscall_64+0xd0/0x4e0 [ 89.254844] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 89.260065] RIP: 0033:0x45c4a9 [ 89.263236] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 89.282119] RSP: 002b:00007fdaead13c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 89.289815] RAX: ffffffffffffffda RBX: 00007fdaead146d4 RCX: 000000000045c4a9 [ 89.297069] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 89.304321] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 89.311573] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 89.318958] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 89.327294] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 89.368522] FAULT_INJECTION: forcing a failure. [ 89.368522] name failslab, interval 1, probability 0, space 0, times 0 [ 89.380309] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 89.385005] CPU: 0 PID: 9086 Comm: syz-executor.5 Not tainted 4.19.158-syzkaller #0 [ 89.394777] FAULT_INJECTION: forcing a failure. [ 89.394777] name failslab, interval 1, probability 0, space 0, times 0 [ 89.396783] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 89.396787] Call Trace: [ 89.396799] dump_stack+0x123/0x177 [ 89.396809] should_fail.cold.4+0x5/0x13 [ 89.396814] ? find_held_lock+0x36/0x1d0 [ 89.396822] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 89.396835] __should_failslab+0xba/0xf0 [ 89.396842] should_failslab+0x9/0x14 [ 89.396851] kmem_cache_alloc+0x47/0x730 [ 89.448624] ? lock_acquire+0x173/0x3d0 [ 89.452681] skb_clone+0x115/0x340 [ 89.456228] netlink_deliver_tap+0x7d7/0xb00 [ 89.460652] __netlink_sendskb+0x62/0xc0 [ 89.464718] netlink_unicast+0x4ea/0x650 [ 89.468763] ? netlink_attachskb+0x6c0/0x6c0 [ 89.473170] netlink_ack+0x514/0xa50 [ 89.476892] ? netlink_sendmsg+0xc40/0xc40 [ 89.481105] ? find_held_lock+0x36/0x1d0 [ 89.485149] netlink_rcv_skb+0x2a8/0x3d0 [ 89.489208] ? lock_downgrade+0x860/0x860 [ 89.493346] ? rtnetlink_put_metrics+0x490/0x490 [ 89.498085] ? netlink_ack+0xa50/0xa50 [ 89.501964] ? netlink_deliver_tap+0x182/0xb00 [ 89.506545] rtnetlink_rcv+0x10/0x20 [ 89.510254] netlink_unicast+0x443/0x650 [ 89.514319] ? netlink_attachskb+0x6c0/0x6c0 [ 89.518735] ? _copy_from_iter_full+0x182/0x720 [ 89.523389] ? __check_object_size+0x1ef/0x301 [ 89.527956] netlink_sendmsg+0x765/0xc40 [ 89.532004] ? netlink_unicast+0x650/0x650 [ 89.536222] ? apparmor_socket_sendmsg+0x1b/0x20 [ 89.540963] ? netlink_unicast+0x650/0x650 [ 89.545187] sock_sendmsg+0xb5/0xf0 [ 89.548816] ___sys_sendmsg+0x647/0x950 [ 89.552777] ? find_held_lock+0x36/0x1d0 [ 89.556850] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 89.561589] ? __fget+0x278/0x400 [ 89.565027] ? kasan_check_read+0x11/0x20 [ 89.569159] ? __fget+0x295/0x400 [ 89.572616] ? ksys_dup3+0x2e0/0x2e0 [ 89.576313] ? __f_unlock_pos+0xd/0x10 [ 89.580536] ? __fget_light+0x174/0x1e0 [ 89.584497] ? __fdget+0xe/0x10 [ 89.587766] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 89.592598] __sys_sendmsg+0xd9/0x180 [ 89.596379] ? __ia32_sys_shutdown+0x70/0x70 [ 89.600776] ? __sb_end_write+0xa4/0xd0 [ 89.604728] ? kasan_check_write+0x14/0x20 [ 89.608942] ? fput+0x18/0x120 [ 89.612124] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 89.617495] __x64_sys_sendmsg+0x73/0xb0 [ 89.621538] do_syscall_64+0xd0/0x4e0 [ 89.625331] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 89.630528] RIP: 0033:0x45c4a9 [ 89.633706] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 89.652616] RSP: 002b:00007fb5b6e6fc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 89.660320] RAX: ffffffffffffffda RBX: 00007fb5b6e706d4 RCX: 000000000045c4a9 [ 89.667576] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 89.674826] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 89.682079] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 89.690113] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 89.697393] CPU: 1 PID: 9096 Comm: syz-executor.0 Not tainted 4.19.158-syzkaller #0 [ 89.705194] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 89.714636] Call Trace: [ 89.717243] dump_stack+0x123/0x177 [ 89.720870] should_fail.cold.4+0x5/0x13 [ 89.725040] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 89.730130] ? lock_downgrade+0x860/0x860 [ 89.734387] __should_failslab+0xba/0xf0 [ 89.738572] should_failslab+0x9/0x14 [ 89.742554] kmem_cache_alloc_trace+0x2d4/0x740 [ 89.747219] ? qfq_change_class+0xa89/0x14b5 [ 89.751626] ? qfq_change_class+0xa89/0x14b5 [ 89.756025] ? __local_bh_enable_ip+0x160/0x260 [ 89.760692] qfq_change_class+0xacf/0x14b5 [ 89.764915] ? qfq_delete_class+0x2d0/0x2d0 [ 89.769221] ? nla_parse+0x197/0x280 [ 89.772926] tc_ctl_tclass+0x3e9/0xba0 [ 89.776795] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 89.781876] ? find_held_lock+0x36/0x1d0 [ 89.785938] rtnetlink_rcv_msg+0x34f/0x8f0 [ 89.790170] ? rtnetlink_put_metrics+0x490/0x490 [ 89.794909] ? find_held_lock+0x36/0x1d0 [ 89.798954] netlink_rcv_skb+0x13e/0x3d0 [ 89.802998] ? lock_downgrade+0x860/0x860 [ 89.807136] ? rtnetlink_put_metrics+0x490/0x490 [ 89.811926] ? netlink_ack+0xa50/0xa50 [ 89.815792] ? netlink_deliver_tap+0x182/0xb00 [ 89.820357] rtnetlink_rcv+0x10/0x20 [ 89.824053] netlink_unicast+0x443/0x650 [ 89.829065] ? netlink_attachskb+0x6c0/0x6c0 [ 89.833459] ? _copy_from_iter_full+0x182/0x720 [ 89.838108] ? __check_object_size+0x1ef/0x301 [ 89.842671] netlink_sendmsg+0x765/0xc40 [ 89.846722] ? netlink_unicast+0x650/0x650 [ 89.850945] ? apparmor_socket_sendmsg+0x1b/0x20 [ 89.855687] ? netlink_unicast+0x650/0x650 [ 89.859908] sock_sendmsg+0xb5/0xf0 [ 89.863519] ___sys_sendmsg+0x647/0x950 [ 89.867513] ? find_held_lock+0x36/0x1d0 [ 89.871563] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 89.876302] ? __fget+0x278/0x400 [ 89.879745] ? kasan_check_read+0x11/0x20 [ 89.883884] ? __fget+0x295/0x400 [ 89.887332] ? ksys_dup3+0x2e0/0x2e0 [ 89.891055] ? __f_unlock_pos+0xd/0x10 [ 89.894926] ? __fget_light+0x174/0x1e0 [ 89.898886] ? __fdget+0xe/0x10 [ 89.902178] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 89.907012] __sys_sendmsg+0xd9/0x180 [ 89.910827] ? __ia32_sys_shutdown+0x70/0x70 [ 89.915222] ? __sb_end_write+0xa4/0xd0 [ 89.919270] ? kasan_check_write+0x14/0x20 [ 89.923485] ? fput+0x18/0x120 [ 89.926680] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 89.932037] __x64_sys_sendmsg+0x73/0xb0 [ 89.936089] do_syscall_64+0xd0/0x4e0 [ 89.939886] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 89.945076] RIP: 0033:0x45c4a9 [ 89.948257] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 89.967154] RSP: 002b:00007f50b14dcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 89.974920] RAX: ffffffffffffffda RBX: 00007f50b14dd6d4 RCX: 000000000045c4a9 [ 89.982276] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 89.989563] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 89.996821] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 90.004074] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 90.018724] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 90.052621] FAULT_INJECTION: forcing a failure. [ 90.052621] name failslab, interval 1, probability 0, space 0, times 0 [ 90.065510] CPU: 1 PID: 9106 Comm: syz-executor.1 Not tainted 4.19.158-syzkaller #0 [ 90.073313] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 90.082664] Call Trace: [ 90.085253] dump_stack+0x123/0x177 [ 90.088867] should_fail.cold.4+0x5/0x13 [ 90.093136] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 90.098257] ? lock_downgrade+0x860/0x860 [ 90.102404] __should_failslab+0xba/0xf0 [ 90.106463] should_failslab+0x9/0x14 [ 90.110256] kmem_cache_alloc_trace+0x2d4/0x740 [ 90.114909] ? qfq_change_class+0xa89/0x14b5 [ 90.119303] ? qfq_change_class+0xa89/0x14b5 [ 90.123695] ? __local_bh_enable_ip+0x160/0x260 [ 90.128357] qfq_change_class+0xacf/0x14b5 [ 90.132593] ? qfq_delete_class+0x2d0/0x2d0 [ 90.136921] ? nla_parse+0x197/0x280 [ 90.140620] tc_ctl_tclass+0x3e9/0xba0 [ 90.144508] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 90.149603] ? find_held_lock+0x36/0x1d0 [ 90.153660] rtnetlink_rcv_msg+0x34f/0x8f0 [ 90.157880] ? rtnetlink_put_metrics+0x490/0x490 [ 90.162617] ? find_held_lock+0x36/0x1d0 [ 90.166672] netlink_rcv_skb+0x13e/0x3d0 [ 90.170725] ? lock_downgrade+0x860/0x860 [ 90.174864] ? rtnetlink_put_metrics+0x490/0x490 [ 90.179691] ? netlink_ack+0xa50/0xa50 [ 90.183561] ? netlink_deliver_tap+0x182/0xb00 [ 90.188131] rtnetlink_rcv+0x10/0x20 [ 90.191848] netlink_unicast+0x443/0x650 [ 90.195902] ? netlink_attachskb+0x6c0/0x6c0 [ 90.200304] ? _copy_from_iter_full+0x182/0x720 [ 90.204958] ? __check_object_size+0x1ef/0x301 [ 90.209526] netlink_sendmsg+0x765/0xc40 [ 90.213587] ? netlink_unicast+0x650/0x650 [ 90.217805] ? apparmor_socket_sendmsg+0x1b/0x20 [ 90.222543] ? netlink_unicast+0x650/0x650 [ 90.226764] sock_sendmsg+0xb5/0xf0 [ 90.230401] ___sys_sendmsg+0x647/0x950 [ 90.234356] ? find_held_lock+0x36/0x1d0 [ 90.238423] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 90.243166] ? __fget+0x278/0x400 [ 90.246615] ? kasan_check_read+0x11/0x20 [ 90.250751] ? __fget+0x295/0x400 [ 90.254186] ? ksys_dup3+0x2e0/0x2e0 [ 90.257900] ? __f_unlock_pos+0xd/0x10 [ 90.261767] ? __fget_light+0x174/0x1e0 [ 90.265729] ? __fdget+0xe/0x10 [ 90.268996] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 90.273993] __sys_sendmsg+0xd9/0x180 [ 90.277782] ? __ia32_sys_shutdown+0x70/0x70 [ 90.282187] ? __sb_end_write+0xa4/0xd0 [ 90.286155] ? kasan_check_write+0x14/0x20 [ 90.290377] ? fput+0x18/0x120 [ 90.293553] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 90.298899] __x64_sys_sendmsg+0x73/0xb0 [ 90.302938] do_syscall_64+0xd0/0x4e0 [ 90.306729] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 90.311918] RIP: 0033:0x45c4a9 [ 90.315114] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 90.334434] RSP: 002b:00007f9792b3dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 90.342126] RAX: ffffffffffffffda RBX: 00007f9792b3e6d4 RCX: 000000000045c4a9 [ 90.349381] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 90.356639] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 90.363899] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 90.371166] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 90.393530] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 90.424651] FAULT_INJECTION: forcing a failure. [ 90.424651] name failslab, interval 1, probability 0, space 0, times 0 [ 90.433530] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 90.439549] CPU: 1 PID: 9114 Comm: syz-executor.4 Not tainted 4.19.158-syzkaller #0 [ 90.452374] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 90.453901] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 90.461721] Call Trace: [ 90.461735] dump_stack+0x123/0x177 [ 90.461746] should_fail.cold.4+0x5/0x13 [ 90.461752] ? find_held_lock+0x36/0x1d0 [ 90.461759] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 90.461772] __should_failslab+0xba/0xf0 [ 90.461778] should_failslab+0x9/0x14 [ 90.461782] kmem_cache_alloc+0x47/0x730 [ 90.461789] ? lock_acquire+0x173/0x3d0 [ 90.461800] skb_clone+0x115/0x340 [ 90.461813] netlink_deliver_tap+0x7d7/0xb00 [ 90.461824] __netlink_sendskb+0x62/0xc0 [ 90.461830] netlink_unicast+0x4ea/0x650 [ 90.461838] ? netlink_attachskb+0x6c0/0x6c0 [ 90.461848] netlink_ack+0x514/0xa50 [ 90.492210] FAULT_INJECTION: forcing a failure. [ 90.492210] name failslab, interval 1, probability 0, space 0, times 0 [ 90.493819] ? netlink_sendmsg+0xc40/0xc40 [ 90.493826] ? find_held_lock+0x36/0x1d0 [ 90.493839] netlink_rcv_skb+0x2a8/0x3d0 [ 90.493843] ? lock_downgrade+0x860/0x860 [ 90.493851] ? rtnetlink_put_metrics+0x490/0x490 [ 90.493857] ? netlink_ack+0xa50/0xa50 [ 90.498544] FAULT_INJECTION: forcing a failure. [ 90.498544] name failslab, interval 1, probability 0, space 0, times 0 [ 90.501694] ? netlink_deliver_tap+0x182/0xb00 [ 90.501708] rtnetlink_rcv+0x10/0x20 [ 90.501714] netlink_unicast+0x443/0x650 [ 90.501724] ? netlink_attachskb+0x6c0/0x6c0 [ 90.501730] ? _copy_from_iter_full+0x182/0x720 [ 90.501740] ? __check_object_size+0x1ef/0x301 [ 90.603233] netlink_sendmsg+0x765/0xc40 [ 90.607286] ? netlink_unicast+0x650/0x650 [ 90.611537] ? apparmor_socket_sendmsg+0x1b/0x20 [ 90.616287] ? netlink_unicast+0x650/0x650 [ 90.620500] sock_sendmsg+0xb5/0xf0 [ 90.624107] ___sys_sendmsg+0x647/0x950 [ 90.628067] ? find_held_lock+0x36/0x1d0 [ 90.632137] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 90.636884] ? __fget+0x278/0x400 [ 90.640339] ? kasan_check_read+0x11/0x20 [ 90.644470] ? __fget+0x295/0x400 [ 90.647914] ? ksys_dup3+0x2e0/0x2e0 [ 90.651613] ? __f_unlock_pos+0xd/0x10 [ 90.655484] ? __fget_light+0x174/0x1e0 [ 90.659458] ? __fdget+0xe/0x10 [ 90.662719] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 90.667547] __sys_sendmsg+0xd9/0x180 [ 90.671349] ? __ia32_sys_shutdown+0x70/0x70 [ 90.675765] ? __sb_end_write+0xa4/0xd0 [ 90.679744] ? kasan_check_write+0x14/0x20 [ 90.683964] ? fput+0x18/0x120 [ 90.687159] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 90.692543] __x64_sys_sendmsg+0x73/0xb0 [ 90.696601] do_syscall_64+0xd0/0x4e0 [ 90.700406] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 90.705582] RIP: 0033:0x45c4a9 [ 90.708765] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 90.727666] RSP: 002b:00007feef6340c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 90.735365] RAX: ffffffffffffffda RBX: 00007feef63416d4 RCX: 000000000045c4a9 [ 90.742703] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 90.749954] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 90.757206] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 90.764478] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 90.771860] CPU: 0 PID: 9138 Comm: syz-executor.2 Not tainted 4.19.158-syzkaller #0 [ 90.779668] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 90.789028] Call Trace: [ 90.791619] dump_stack+0x123/0x177 [ 90.795244] should_fail.cold.4+0x5/0x13 [ 90.799300] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 90.804392] ? lock_downgrade+0x860/0x860 [ 90.808529] __should_failslab+0xba/0xf0 [ 90.812577] should_failslab+0x9/0x14 [ 90.816650] kmem_cache_alloc_trace+0x2d4/0x740 [ 90.821300] ? qfq_change_class+0xa89/0x14b5 [ 90.825688] ? qfq_change_class+0xa89/0x14b5 [ 90.830097] ? __local_bh_enable_ip+0x160/0x260 [ 90.834753] qfq_change_class+0xacf/0x14b5 [ 90.838990] ? qfq_delete_class+0x2d0/0x2d0 [ 90.843396] ? nla_parse+0x197/0x280 [ 90.847096] tc_ctl_tclass+0x3e9/0xba0 [ 90.850976] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 90.856065] ? find_held_lock+0x36/0x1d0 [ 90.860131] rtnetlink_rcv_msg+0x34f/0x8f0 [ 90.864350] ? rtnetlink_put_metrics+0x490/0x490 [ 90.869103] ? find_held_lock+0x36/0x1d0 [ 90.873168] netlink_rcv_skb+0x13e/0x3d0 [ 90.877226] ? lock_downgrade+0x860/0x860 [ 90.881355] ? rtnetlink_put_metrics+0x490/0x490 [ 90.886118] ? netlink_ack+0xa50/0xa50 [ 90.889996] ? netlink_deliver_tap+0x182/0xb00 [ 90.894563] rtnetlink_rcv+0x10/0x20 [ 90.898264] netlink_unicast+0x443/0x650 [ 90.902312] ? netlink_attachskb+0x6c0/0x6c0 [ 90.906723] ? _copy_from_iter_full+0x182/0x720 [ 90.911380] ? __check_object_size+0x1ef/0x301 [ 90.915968] netlink_sendmsg+0x765/0xc40 [ 90.920017] ? netlink_unicast+0x650/0x650 [ 90.924237] ? apparmor_socket_sendmsg+0x1b/0x20 [ 90.928977] ? netlink_unicast+0x650/0x650 [ 90.933195] sock_sendmsg+0xb5/0xf0 [ 90.936816] ___sys_sendmsg+0x647/0x950 [ 90.940771] ? find_held_lock+0x36/0x1d0 [ 90.944819] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 90.949594] ? __fget+0x278/0x400 [ 90.953032] ? kasan_check_read+0x11/0x20 [ 90.957166] ? __fget+0x295/0x400 [ 90.960629] ? ksys_dup3+0x2e0/0x2e0 [ 90.964509] ? __f_unlock_pos+0xd/0x10 [ 90.968381] ? __fget_light+0x174/0x1e0 [ 90.972333] ? __fdget+0xe/0x10 [ 90.975593] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 90.980415] __sys_sendmsg+0xd9/0x180 [ 90.984195] ? __ia32_sys_shutdown+0x70/0x70 [ 90.988585] ? __sb_end_write+0xa4/0xd0 [ 90.992541] ? kasan_check_write+0x14/0x20 [ 90.996931] ? fput+0x18/0x120 [ 91.000116] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 91.005460] __x64_sys_sendmsg+0x73/0xb0 [ 91.009515] do_syscall_64+0xd0/0x4e0 [ 91.013314] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 91.018481] RIP: 0033:0x45c4a9 [ 91.021651] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 91.040554] RSP: 002b:00007fdaead13c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 91.048247] RAX: ffffffffffffffda RBX: 00007fdaead146d4 RCX: 000000000045c4a9 [ 91.055518] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 91.062779] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 91.070039] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 91.077550] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 91.085772] CPU: 1 PID: 9132 Comm: syz-executor.3 Not tainted 4.19.158-syzkaller #0 [ 91.088055] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 91.093571] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 91.093576] Call Trace: [ 91.093588] dump_stack+0x123/0x177 [ 91.093604] should_fail.cold.4+0x5/0x13 [ 91.093610] ? find_held_lock+0x36/0x1d0 [ 91.093616] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 91.111482] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 91.111526] __should_failslab+0xba/0xf0 [ 91.120001] FAULT_INJECTION: forcing a failure. [ 91.120001] name failslab, interval 1, probability 0, space 0, times 0 [ 91.121786] should_failslab+0x9/0x14 [ 91.158483] kmem_cache_alloc+0x47/0x730 [ 91.162541] ? lock_acquire+0x173/0x3d0 [ 91.166508] skb_clone+0x115/0x340 [ 91.170031] netlink_deliver_tap+0x7d7/0xb00 [ 91.174443] __netlink_sendskb+0x62/0xc0 [ 91.178611] netlink_unicast+0x4ea/0x650 [ 91.182667] ? netlink_attachskb+0x6c0/0x6c0 [ 91.187062] netlink_ack+0x514/0xa50 [ 91.190779] ? netlink_sendmsg+0xc40/0xc40 [ 91.195006] ? find_held_lock+0x36/0x1d0 [ 91.199053] netlink_rcv_skb+0x2a8/0x3d0 [ 91.203093] ? lock_downgrade+0x860/0x860 [ 91.207236] ? rtnetlink_put_metrics+0x490/0x490 [ 91.211968] ? netlink_ack+0xa50/0xa50 [ 91.215840] ? netlink_deliver_tap+0x182/0xb00 [ 91.220424] rtnetlink_rcv+0x10/0x20 [ 91.224150] netlink_unicast+0x443/0x650 [ 91.228220] ? netlink_attachskb+0x6c0/0x6c0 [ 91.232634] ? _copy_from_iter_full+0x182/0x720 [ 91.237297] ? __check_object_size+0x1ef/0x301 [ 91.242168] netlink_sendmsg+0x765/0xc40 [ 91.246324] ? netlink_unicast+0x650/0x650 [ 91.250559] ? apparmor_socket_sendmsg+0x1b/0x20 [ 91.255327] ? netlink_unicast+0x650/0x650 [ 91.259561] sock_sendmsg+0xb5/0xf0 [ 91.263175] ___sys_sendmsg+0x647/0x950 [ 91.267130] ? find_held_lock+0x36/0x1d0 [ 91.271209] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 91.275953] ? __fget+0x278/0x400 [ 91.279393] ? kasan_check_read+0x11/0x20 [ 91.283524] ? __fget+0x295/0x400 [ 91.286965] ? ksys_dup3+0x2e0/0x2e0 [ 91.291285] ? __f_unlock_pos+0xd/0x10 [ 91.295176] ? __fget_light+0x174/0x1e0 [ 91.299243] ? __fdget+0xe/0x10 [ 91.302546] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 91.307400] __sys_sendmsg+0xd9/0x180 [ 91.311203] ? __ia32_sys_shutdown+0x70/0x70 [ 91.315613] ? __sb_end_write+0xa4/0xd0 [ 91.319571] ? kasan_check_write+0x14/0x20 [ 91.323788] ? fput+0x18/0x120 [ 91.326994] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 91.332349] __x64_sys_sendmsg+0x73/0xb0 [ 91.336392] do_syscall_64+0xd0/0x4e0 [ 91.340175] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 91.345350] RIP: 0033:0x45c4a9 [ 91.348527] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 91.367419] RSP: 002b:00007f1a44bb3c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 91.375117] RAX: ffffffffffffffda RBX: 00007f1a44bb46d4 RCX: 000000000045c4a9 [ 91.382376] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 91.389642] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 91.396889] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 91.405356] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 91.412623] CPU: 0 PID: 9153 Comm: syz-executor.5 Not tainted 4.19.158-syzkaller #0 [ 91.420422] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 91.429773] Call Trace: [ 91.432364] dump_stack+0x123/0x177 [ 91.435992] should_fail.cold.4+0x5/0x13 [ 91.440053] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 91.445331] ? lock_downgrade+0x860/0x860 [ 91.449494] __should_failslab+0xba/0xf0 [ 91.453552] should_failslab+0x9/0x14 [ 91.457521] kmem_cache_alloc_trace+0x2d4/0x740 [ 91.462187] ? qfq_change_class+0xa89/0x14b5 [ 91.466588] ? qfq_change_class+0xa89/0x14b5 [ 91.471003] ? __local_bh_enable_ip+0x160/0x260 [ 91.475669] qfq_change_class+0xacf/0x14b5 [ 91.479920] ? qfq_delete_class+0x2d0/0x2d0 [ 91.484245] ? nla_parse+0x197/0x280 [ 91.487961] tc_ctl_tclass+0x3e9/0xba0 [ 91.491933] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 91.497027] ? find_held_lock+0x36/0x1d0 [ 91.501074] rtnetlink_rcv_msg+0x34f/0x8f0 [ 91.505286] ? rtnetlink_put_metrics+0x490/0x490 [ 91.510114] ? find_held_lock+0x36/0x1d0 [ 91.514163] netlink_rcv_skb+0x13e/0x3d0 [ 91.518207] ? lock_downgrade+0x860/0x860 [ 91.522396] ? rtnetlink_put_metrics+0x490/0x490 [ 91.527151] ? netlink_ack+0xa50/0xa50 [ 91.531157] ? netlink_deliver_tap+0x182/0xb00 [ 91.535727] rtnetlink_rcv+0x10/0x20 [ 91.539424] netlink_unicast+0x443/0x650 [ 91.543470] ? netlink_attachskb+0x6c0/0x6c0 [ 91.547885] ? _copy_from_iter_full+0x182/0x720 [ 91.552532] ? __check_object_size+0x1ef/0x301 [ 91.557096] netlink_sendmsg+0x765/0xc40 [ 91.561148] ? netlink_unicast+0x650/0x650 [ 91.565366] ? apparmor_socket_sendmsg+0x1b/0x20 [ 91.570112] ? netlink_unicast+0x650/0x650 [ 91.574341] sock_sendmsg+0xb5/0xf0 [ 91.577947] ___sys_sendmsg+0x647/0x950 [ 91.581930] ? find_held_lock+0x36/0x1d0 [ 91.585983] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 91.590741] ? __fget+0x278/0x400 [ 91.594183] ? kasan_check_read+0x11/0x20 [ 91.598317] ? __fget+0x295/0x400 [ 91.601755] ? ksys_dup3+0x2e0/0x2e0 [ 91.605446] ? __f_unlock_pos+0xd/0x10 [ 91.609400] ? __fget_light+0x174/0x1e0 [ 91.613368] ? __fdget+0xe/0x10 [ 91.616644] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 91.621468] __sys_sendmsg+0xd9/0x180 [ 91.625269] ? __ia32_sys_shutdown+0x70/0x70 [ 91.629659] ? __sb_end_write+0xa4/0xd0 [ 91.633619] ? kasan_check_write+0x14/0x20 [ 91.637838] ? fput+0x18/0x120 [ 91.641018] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 91.646361] __x64_sys_sendmsg+0x73/0xb0 [ 91.652312] do_syscall_64+0xd0/0x4e0 [ 91.656093] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 91.661263] RIP: 0033:0x45c4a9 [ 91.664528] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 91.683512] RSP: 002b:00007fb5b6e6fc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 91.691211] RAX: ffffffffffffffda RBX: 00007fb5b6e706d4 RCX: 000000000045c4a9 [ 91.698463] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 91.705736] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 91.712995] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 91.720345] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 91.728916] FAULT_INJECTION: forcing a failure. [ 91.728916] name failslab, interval 1, probability 0, space 0, times 0 [ 91.742943] CPU: 0 PID: 9154 Comm: syz-executor.0 Not tainted 4.19.158-syzkaller #0 [ 91.750750] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 91.760105] Call Trace: [ 91.762696] dump_stack+0x123/0x177 [ 91.766327] should_fail.cold.4+0x5/0x13 [ 91.770396] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 91.775498] ? lock_downgrade+0x860/0x860 [ 91.779650] __should_failslab+0xba/0xf0 [ 91.783721] should_failslab+0x9/0x14 [ 91.787513] kmem_cache_alloc_trace+0x2d4/0x740 [ 91.792183] ? qfq_change_class+0xa89/0x14b5 [ 91.796628] ? qfq_change_class+0xa89/0x14b5 [ 91.801040] ? __local_bh_enable_ip+0x160/0x260 [ 91.805795] qfq_change_class+0xacf/0x14b5 [ 91.810017] ? qfq_delete_class+0x2d0/0x2d0 [ 91.814318] ? nla_parse+0x197/0x280 [ 91.818011] tc_ctl_tclass+0x3e9/0xba0 [ 91.821893] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 91.826974] ? find_held_lock+0x36/0x1d0 [ 91.831019] rtnetlink_rcv_msg+0x34f/0x8f0 [ 91.835239] ? rtnetlink_put_metrics+0x490/0x490 [ 91.839976] ? find_held_lock+0x36/0x1d0 [ 91.844021] netlink_rcv_skb+0x13e/0x3d0 [ 91.848063] ? lock_downgrade+0x860/0x860 [ 91.854360] ? rtnetlink_put_metrics+0x490/0x490 [ 91.859098] ? netlink_ack+0xa50/0xa50 [ 91.862967] ? netlink_deliver_tap+0x182/0xb00 [ 91.867539] rtnetlink_rcv+0x10/0x20 [ 91.871241] netlink_unicast+0x443/0x650 [ 91.875296] ? netlink_attachskb+0x6c0/0x6c0 [ 91.879774] ? _copy_from_iter_full+0x182/0x720 [ 91.884424] ? __check_object_size+0x1ef/0x301 [ 91.888997] netlink_sendmsg+0x765/0xc40 [ 91.893060] ? netlink_unicast+0x650/0x650 [ 91.897275] ? apparmor_socket_sendmsg+0x1b/0x20 [ 91.902010] ? netlink_unicast+0x650/0x650 [ 91.906223] sock_sendmsg+0xb5/0xf0 [ 91.909829] ___sys_sendmsg+0x647/0x950 [ 91.913786] ? find_held_lock+0x36/0x1d0 [ 91.917833] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 91.922715] ? __fget+0x278/0x400 [ 91.926150] ? kasan_check_read+0x11/0x20 [ 91.930289] ? __fget+0x295/0x400 [ 91.933781] ? ksys_dup3+0x2e0/0x2e0 [ 91.937474] ? __f_unlock_pos+0xd/0x10 [ 91.941341] ? __fget_light+0x174/0x1e0 [ 91.945418] ? __fdget+0xe/0x10 [ 91.948709] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 91.953695] __sys_sendmsg+0xd9/0x180 [ 91.957483] ? __ia32_sys_shutdown+0x70/0x70 [ 91.961880] ? __sb_end_write+0xa4/0xd0 [ 91.965840] ? kasan_check_write+0x14/0x20 [ 91.970061] ? fput+0x18/0x120 [ 91.973246] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 91.978730] __x64_sys_sendmsg+0x73/0xb0 [ 91.982894] do_syscall_64+0xd0/0x4e0 [ 91.987001] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 91.992187] RIP: 0033:0x45c4a9 [ 91.995365] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 92.014380] RSP: 002b:00007f50b14dcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 92.022098] RAX: ffffffffffffffda RBX: 00007f50b14dd6d4 RCX: 000000000045c4a9 [ 92.029375] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 92.036628] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 92.043882] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 92.051232] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 92.066503] FAULT_INJECTION: forcing a failure. [ 92.066503] name failslab, interval 1, probability 0, space 0, times 0 [ 92.079702] CPU: 0 PID: 9173 Comm: syz-executor.1 Not tainted 4.19.158-syzkaller #0 [ 92.087518] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 92.096874] Call Trace: [ 92.099463] dump_stack+0x123/0x177 [ 92.103092] should_fail.cold.4+0x5/0x13 [ 92.107158] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 92.112263] ? lock_downgrade+0x860/0x860 [ 92.116418] __should_failslab+0xba/0xf0 [ 92.120477] should_failslab+0x9/0x14 [ 92.124261] kmem_cache_alloc_trace+0x2d4/0x740 [ 92.128912] ? qfq_change_class+0xa89/0x14b5 [ 92.133325] ? qfq_change_class+0xa89/0x14b5 [ 92.137736] ? __local_bh_enable_ip+0x160/0x260 [ 92.142395] qfq_change_class+0xacf/0x14b5 [ 92.146612] ? qfq_delete_class+0x2d0/0x2d0 [ 92.150929] ? nla_parse+0x197/0x280 [ 92.154635] tc_ctl_tclass+0x3e9/0xba0 [ 92.158734] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 92.163844] ? find_held_lock+0x36/0x1d0 [ 92.167895] rtnetlink_rcv_msg+0x34f/0x8f0 [ 92.172236] ? rtnetlink_put_metrics+0x490/0x490 [ 92.177010] ? find_held_lock+0x36/0x1d0 [ 92.181058] netlink_rcv_skb+0x13e/0x3d0 [ 92.185102] ? lock_downgrade+0x860/0x860 [ 92.189258] ? rtnetlink_put_metrics+0x490/0x490 [ 92.194012] ? netlink_ack+0xa50/0xa50 [ 92.197878] ? netlink_deliver_tap+0x182/0xb00 [ 92.202461] rtnetlink_rcv+0x10/0x20 [ 92.206162] netlink_unicast+0x443/0x650 [ 92.210219] ? netlink_attachskb+0x6c0/0x6c0 [ 92.214626] ? _copy_from_iter_full+0x182/0x720 [ 92.219283] ? __check_object_size+0x1ef/0x301 [ 92.223864] netlink_sendmsg+0x765/0xc40 [ 92.227912] ? netlink_unicast+0x650/0x650 [ 92.232133] ? apparmor_socket_sendmsg+0x1b/0x20 [ 92.236875] ? netlink_unicast+0x650/0x650 [ 92.241094] sock_sendmsg+0xb5/0xf0 [ 92.244703] ___sys_sendmsg+0x647/0x950 [ 92.248665] ? find_held_lock+0x36/0x1d0 [ 92.252718] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 92.257580] ? __fget+0x278/0x400 [ 92.261018] ? kasan_check_read+0x11/0x20 [ 92.265295] ? __fget+0x295/0x400 [ 92.268736] ? ksys_dup3+0x2e0/0x2e0 [ 92.272545] ? __f_unlock_pos+0xd/0x10 [ 92.276430] ? __fget_light+0x174/0x1e0 [ 92.280383] ? __fdget+0xe/0x10 [ 92.283645] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 92.288471] __sys_sendmsg+0xd9/0x180 [ 92.292253] ? __ia32_sys_shutdown+0x70/0x70 [ 92.296654] ? __sb_end_write+0xa4/0xd0 [ 92.300611] ? kasan_check_write+0x14/0x20 [ 92.304824] ? fput+0x18/0x120 [ 92.308003] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 92.313351] __x64_sys_sendmsg+0x73/0xb0 [ 92.317395] do_syscall_64+0xd0/0x4e0 [ 92.321179] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 92.326363] RIP: 0033:0x45c4a9 [ 92.329545] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 92.348433] RSP: 002b:00007f9792b1cc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 92.356157] RAX: ffffffffffffffda RBX: 00007f9792b1d6d4 RCX: 000000000045c4a9 [ 92.363410] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 92.370662] RBP: 000000000076c100 R08: 0000000000000000 R09: 0000000000000000 [ 92.378024] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 92.385282] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 92.393860] ================================================================== [ 92.401388] BUG: KASAN: use-after-free in qfq_search_class+0x181/0x1f0 [ 92.408050] Read of size 4 at addr ffff8880abac8780 by task syz-executor.1/9172 [ 92.415495] [ 92.417107] CPU: 1 PID: 9172 Comm: syz-executor.1 Not tainted 4.19.158-syzkaller #0 [ 92.424992] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 92.434444] Call Trace: [ 92.437024] dump_stack+0x123/0x177 [ 92.440639] print_address_description.cold.8+0x9/0x1ff [ 92.445989] kasan_report.cold.9+0x242/0x309 [ 92.450382] ? qfq_search_class+0x181/0x1f0 [ 92.454693] __asan_report_load4_noabort+0x14/0x20 [ 92.459715] qfq_search_class+0x181/0x1f0 [ 92.463842] ? qdisc_lookup+0x48/0x1a0 [ 92.467713] tc_ctl_tclass+0x63a/0xba0 [ 92.471585] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 92.476778] ? find_held_lock+0x36/0x1d0 [ 92.480837] rtnetlink_rcv_msg+0x34f/0x8f0 [ 92.485060] ? rtnetlink_put_metrics+0x490/0x490 [ 92.489798] ? find_held_lock+0x36/0x1d0 [ 92.493839] netlink_rcv_skb+0x13e/0x3d0 [ 92.497887] ? lock_downgrade+0x860/0x860 [ 92.502044] ? rtnetlink_put_metrics+0x490/0x490 [ 92.506792] ? netlink_ack+0xa50/0xa50 [ 92.510673] ? netlink_deliver_tap+0x182/0xb00 [ 92.515249] rtnetlink_rcv+0x10/0x20 [ 92.518945] netlink_unicast+0x443/0x650 [ 92.523074] ? netlink_attachskb+0x6c0/0x6c0 [ 92.527461] ? _copy_from_iter_full+0x182/0x720 [ 92.532108] ? __check_object_size+0x1ef/0x301 [ 92.536673] netlink_sendmsg+0x765/0xc40 [ 92.540724] ? netlink_unicast+0x650/0x650 [ 92.544941] ? apparmor_socket_sendmsg+0x1b/0x20 [ 92.549748] ? netlink_unicast+0x650/0x650 [ 92.553980] sock_sendmsg+0xb5/0xf0 [ 92.557624] ___sys_sendmsg+0x647/0x950 [ 92.561598] ? find_held_lock+0x36/0x1d0 [ 92.565640] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 92.570376] ? __fget+0x278/0x400 [ 92.573814] ? kasan_check_read+0x11/0x20 [ 92.577943] ? __fget+0x295/0x400 [ 92.581399] ? ksys_dup3+0x2e0/0x2e0 [ 92.585097] ? find_held_lock+0x36/0x1d0 [ 92.589151] ? __fget_light+0x174/0x1e0 [ 92.593104] ? lock_downgrade+0x860/0x860 [ 92.597232] ? __fdget+0xe/0x10 [ 92.600521] __sys_sendmsg+0xd9/0x180 [ 92.604308] ? __ia32_sys_shutdown+0x70/0x70 [ 92.608693] ? kasan_check_read+0x11/0x20 [ 92.612822] ? _copy_to_user+0x91/0xb0 [ 92.616689] ? put_timespec64+0xa9/0x100 [ 92.620728] ? nsecs_to_jiffies+0x20/0x20 [ 92.624859] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 92.630289] __x64_sys_sendmsg+0x73/0xb0 [ 92.634352] do_syscall_64+0xd0/0x4e0 [ 92.638137] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 92.643319] RIP: 0033:0x45c4a9 [ 92.646493] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 92.665520] RSP: 002b:00007f9792b3dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 92.673626] RAX: ffffffffffffffda RBX: 00007f9792b3e6d4 RCX: 000000000045c4a9 [ 92.680882] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000003 [ 92.688520] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 92.695782] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 92.703170] R13: 00000000000009fa R14: 00000000004cc76b R15: 000000000076c06c [ 92.710437] [ 92.712120] Allocated by task 9173: [ 92.715731] save_stack+0x43/0xd0 [ 92.719162] kasan_kmalloc+0xc7/0xe0 [ 92.722858] kmem_cache_alloc_trace+0x152/0x740 [ 92.727517] qfq_change_class+0x609/0x14b5 [ 92.731927] tc_ctl_tclass+0x3e9/0xba0 [ 92.735795] rtnetlink_rcv_msg+0x34f/0x8f0 [ 92.740011] netlink_rcv_skb+0x13e/0x3d0 [ 92.744057] rtnetlink_rcv+0x10/0x20 [ 92.747752] netlink_unicast+0x443/0x650 [ 92.751792] netlink_sendmsg+0x765/0xc40 [ 92.755845] sock_sendmsg+0xb5/0xf0 [ 92.759458] ___sys_sendmsg+0x647/0x950 [ 92.763437] __sys_sendmsg+0xd9/0x180 [ 92.767220] __x64_sys_sendmsg+0x73/0xb0 [ 92.771258] do_syscall_64+0xd0/0x4e0 [ 92.775127] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 92.780315] [ 92.781920] Freed by task 9173: [ 92.785178] save_stack+0x43/0xd0 [ 92.788617] __kasan_slab_free+0x102/0x150 [ 92.792835] kasan_slab_free+0xe/0x10 [ 92.796624] kfree+0xcf/0x220 [ 92.799708] qfq_change_class+0xd3a/0x14b5 [ 92.804012] tc_ctl_tclass+0x3e9/0xba0 [ 92.807884] rtnetlink_rcv_msg+0x34f/0x8f0 [ 92.812101] netlink_rcv_skb+0x13e/0x3d0 [ 92.816139] rtnetlink_rcv+0x10/0x20 [ 92.819829] netlink_unicast+0x443/0x650 [ 92.823888] netlink_sendmsg+0x765/0xc40 [ 92.827947] sock_sendmsg+0xb5/0xf0 [ 92.831567] ___sys_sendmsg+0x647/0x950 [ 92.835520] __sys_sendmsg+0xd9/0x180 [ 92.839319] __x64_sys_sendmsg+0x73/0xb0 [ 92.843370] do_syscall_64+0xd0/0x4e0 [ 92.847147] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 92.852309] [ 92.853944] The buggy address belongs to the object at ffff8880abac8780 [ 92.853944] which belongs to the cache kmalloc-128 of size 128 [ 92.866587] The buggy address is located 0 bytes inside of [ 92.866587] 128-byte region [ffff8880abac8780, ffff8880abac8800) [ 92.878284] The buggy address belongs to the page: [ 92.883218] page:ffffea0002aeb200 count:1 mapcount:0 mapping:ffff88813be9c640 index:0x0 [ 92.891348] flags: 0xfffe0000000100(slab) [ 92.895477] raw: 00fffe0000000100 ffffea0002af63c8 ffffea00024b6588 ffff88813be9c640 [ 92.903339] raw: 0000000000000000 ffff8880abac8000 0000000100000015 0000000000000000 [ 92.911198] page dumped because: kasan: bad access detected [ 92.916887] [ 92.918492] Memory state around the buggy address: [ 92.923441] ffff8880abac8680: fc fc fc fc fc fc fc fc fb fb fb fb fb fb fb fb [ 92.930779] ffff8880abac8700: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc [ 92.938116] >ffff8880abac8780: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 92.945457] ^ [ 92.948812] ffff8880abac8800: fc fc fc fc fc fc fc fc 00 00 00 00 00 00 00 00 [ 92.956182] ffff8880abac8880: 00 00 00 00 00 00 fc fc fc fc fc fc fc fc fc fc [ 92.963516] ================================================================== [ 92.970854] Disabling lock debugging due to kernel taint [ 92.987615] Kernel panic - not syncing: panic_on_warn set ... [ 92.987615] [ 92.994994] CPU: 1 PID: 9172 Comm: syz-executor.1 Tainted: G B 4.19.158-syzkaller #0 [ 93.004162] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 93.013495] Call Trace: [ 93.016084] dump_stack+0x123/0x177 [ 93.019695] panic+0x1cd/0x375 [ 93.022892] ? __warn_printk+0xd6/0xd6 [ 93.026766] ? ___preempt_schedule+0x16/0x18 [ 93.031160] kasan_end_report+0x47/0x4f [ 93.035116] kasan_report.cold.9+0x76/0x309 [ 93.039422] ? qfq_search_class+0x181/0x1f0 [ 93.043731] __asan_report_load4_noabort+0x14/0x20 [ 93.048641] qfq_search_class+0x181/0x1f0 [ 93.052775] ? qdisc_lookup+0x48/0x1a0 [ 93.056663] tc_ctl_tclass+0x63a/0xba0 [ 93.060531] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 93.065612] ? find_held_lock+0x36/0x1d0 [ 93.069677] rtnetlink_rcv_msg+0x34f/0x8f0 [ 93.073889] ? rtnetlink_put_metrics+0x490/0x490 [ 93.078640] ? find_held_lock+0x36/0x1d0 [ 93.082683] netlink_rcv_skb+0x13e/0x3d0 [ 93.086719] ? lock_downgrade+0x860/0x860 [ 93.090842] ? rtnetlink_put_metrics+0x490/0x490 [ 93.095595] ? netlink_ack+0xa50/0xa50 [ 93.099464] ? netlink_deliver_tap+0x182/0xb00 [ 93.104060] rtnetlink_rcv+0x10/0x20 [ 93.107769] netlink_unicast+0x443/0x650 [ 93.111806] ? netlink_attachskb+0x6c0/0x6c0 [ 93.116208] ? _copy_from_iter_full+0x182/0x720 [ 93.120858] ? __check_object_size+0x1ef/0x301 [ 93.125420] netlink_sendmsg+0x765/0xc40 [ 93.129458] ? netlink_unicast+0x650/0x650 [ 93.133669] ? apparmor_socket_sendmsg+0x1b/0x20 [ 93.138420] ? netlink_unicast+0x650/0x650 [ 93.142633] sock_sendmsg+0xb5/0xf0 [ 93.146253] ___sys_sendmsg+0x647/0x950 [ 93.150204] ? find_held_lock+0x36/0x1d0 [ 93.154247] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 93.158984] ? __fget+0x278/0x400 [ 93.162420] ? kasan_check_read+0x11/0x20 [ 93.166541] ? __fget+0x295/0x400 [ 93.169977] ? ksys_dup3+0x2e0/0x2e0 [ 93.173670] ? find_held_lock+0x36/0x1d0 [ 93.177719] ? __fget_light+0x174/0x1e0 [ 93.181677] ? lock_downgrade+0x860/0x860 [ 93.185801] ? __fdget+0xe/0x10 [ 93.189060] __sys_sendmsg+0xd9/0x180 [ 93.192840] ? __ia32_sys_shutdown+0x70/0x70 [ 93.197222] ? kasan_check_read+0x11/0x20 [ 93.205027] ? _copy_to_user+0x91/0xb0 [ 93.208900] ? put_timespec64+0xa9/0x100 [ 93.212967] ? nsecs_to_jiffies+0x20/0x20 [ 93.217100] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 93.222571] __x64_sys_sendmsg+0x73/0xb0 [ 93.226613] do_syscall_64+0xd0/0x4e0 [ 93.230391] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 93.235586] RIP: 0033:0x45c4a9 [ 93.238762] Code: 2d 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 93.257669] RSP: 002b:00007f9792b3dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 93.265358] RAX: ffffffffffffffda RBX: 00007f9792b3e6d4 RCX: 000000000045c4a9 [ 93.272608] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000003 [ 93.279873] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 93.287122] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 93.294386] R13: 00000000000009fa R14: 00000000004cc76b R15: 000000000076c06c [ 93.303368] Kernel Offset: disabled [ 93.307011] Rebooting in 86400 seconds..