Warning: Permanently added '10.128.0.81' (ECDSA) to the list of known hosts. 2020/07/22 23:08:03 parsed 1 programs 2020/07/22 23:08:04 executed programs: 0 [ 44.664790] audit: type=1400 audit(1595459284.457:10): avc: denied { execmem } for pid=6590 comm="syz-executor.2" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 44.750080] IPVS: ftp: loaded support on port[0] = 21 [ 44.820311] IPVS: ftp: loaded support on port[0] = 21 [ 44.827505] IPVS: ftp: loaded support on port[0] = 21 [ 44.850512] IPVS: ftp: loaded support on port[0] = 21 [ 44.865053] IPVS: ftp: loaded support on port[0] = 21 [ 44.936287] IPVS: ftp: loaded support on port[0] = 21 [ 44.962613] chnl_net:caif_netlink_parms(): no params data found [ 45.136018] chnl_net:caif_netlink_parms(): no params data found [ 45.281369] chnl_net:caif_netlink_parms(): no params data found [ 45.304468] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.310851] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.320085] device bridge_slave_0 entered promiscuous mode [ 45.335068] chnl_net:caif_netlink_parms(): no params data found [ 45.361514] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.367991] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.376118] device bridge_slave_1 entered promiscuous mode [ 45.420736] chnl_net:caif_netlink_parms(): no params data found [ 45.472901] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 45.505543] chnl_net:caif_netlink_parms(): no params data found [ 45.518489] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 45.590619] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 45.600632] team0: Port device team_slave_0 added [ 45.609337] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.616336] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.625084] device bridge_slave_0 entered promiscuous mode [ 45.632410] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.638757] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.646054] device bridge_slave_1 entered promiscuous mode [ 45.659266] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 45.668642] team0: Port device team_slave_1 added [ 45.707856] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 45.725973] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.733971] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.740814] device bridge_slave_0 entered promiscuous mode [ 45.750498] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 45.759194] 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. [ 45.785329] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 45.797551] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 45.805576] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.814909] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.822271] device bridge_slave_0 entered promiscuous mode [ 45.829369] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.835877] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.845435] device bridge_slave_0 entered promiscuous mode [ 45.852965] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.859365] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.866751] device bridge_slave_1 entered promiscuous mode [ 45.874413] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.880780] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.888402] device bridge_slave_1 entered promiscuous mode [ 45.895579] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 45.902491] 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. [ 45.928660] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 45.944628] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.951170] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.959901] device bridge_slave_1 entered promiscuous mode [ 45.990410] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 46.009092] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 46.017707] team0: Port device team_slave_0 added [ 46.024832] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 46.044910] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 46.055430] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 46.062611] team0: Port device team_slave_1 added [ 46.068711] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 46.080473] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 46.092906] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.099317] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.107167] device bridge_slave_0 entered promiscuous mode [ 46.115126] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 46.134638] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 46.151942] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.158291] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.166371] device bridge_slave_1 entered promiscuous mode [ 46.175038] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 46.199974] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 46.207286] 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. [ 46.234429] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 46.255454] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 46.261959] 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. [ 46.288002] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 46.333424] device hsr_slave_0 entered promiscuous mode [ 46.371706] device hsr_slave_1 entered promiscuous mode [ 46.412187] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 46.419702] team0: Port device team_slave_0 added [ 46.426292] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 46.434287] team0: Port device team_slave_0 added [ 46.444639] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 46.458577] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 46.466088] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 46.473894] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 46.481976] team0: Port device team_slave_1 added [ 46.488752] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 46.497510] team0: Port device team_slave_1 added [ 46.503999] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 46.513170] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 46.521268] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 46.529335] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 46.538069] team0: Port device team_slave_0 added [ 46.548811] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 46.557125] team0: Port device team_slave_1 added [ 46.610416] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 46.618132] 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. [ 46.644609] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 46.664618] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 46.675199] team0: Port device team_slave_0 added [ 46.681780] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 46.688174] 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. [ 46.713984] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 46.726285] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 46.735401] 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. [ 46.761727] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 46.773522] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 46.779770] 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. [ 46.806642] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 46.873774] device hsr_slave_0 entered promiscuous mode [ 46.911539] device hsr_slave_1 entered promiscuous mode [ 46.951677] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 46.959231] team0: Port device team_slave_1 added [ 46.966524] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 46.973216] 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. [ 47.000456] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 47.015985] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.025243] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 47.032197] 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. [ 47.059462] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 47.070515] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.078727] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 47.089013] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 47.106276] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 47.117515] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.125717] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 47.153233] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 47.173834] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 47.180093] 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. [ 47.208246] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 47.252770] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 47.260168] 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. [ 47.288135] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 47.353084] device hsr_slave_0 entered promiscuous mode [ 47.391557] device hsr_slave_1 entered promiscuous mode [ 47.492994] device hsr_slave_0 entered promiscuous mode [ 47.531511] device hsr_slave_1 entered promiscuous mode [ 47.613386] device hsr_slave_0 entered promiscuous mode [ 47.651499] device hsr_slave_1 entered promiscuous mode [ 47.703003] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.715615] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 47.725601] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 47.735550] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 47.742853] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 47.750417] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 47.766443] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 47.784147] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 47.873494] device hsr_slave_0 entered promiscuous mode [ 47.921330] device hsr_slave_1 entered promiscuous mode [ 47.981100] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 48.008576] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 48.059783] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 48.135636] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 48.244924] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 48.265957] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 48.311420] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 48.331651] 8021q: adding VLAN 0 to HW filter on device bond0 [ 48.353289] 8021q: adding VLAN 0 to HW filter on device bond0 [ 48.366234] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 48.385495] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 48.409821] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 48.419021] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 48.433044] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 48.444689] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 48.466866] 8021q: adding VLAN 0 to HW filter on device bond0 [ 48.475830] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 48.485498] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 48.498299] 8021q: adding VLAN 0 to HW filter on device team0 [ 48.515247] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 48.522896] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 48.531700] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 48.537892] 8021q: adding VLAN 0 to HW filter on device team0 [ 48.549330] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 48.558583] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 48.572557] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 48.581713] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 48.589879] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.598623] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.605208] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.613314] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 48.622472] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.630188] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.636644] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.646060] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 48.662416] 8021q: adding VLAN 0 to HW filter on device bond0 [ 48.670402] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 48.682233] 8021q: adding VLAN 0 to HW filter on device bond0 [ 48.689992] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 48.699091] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 48.707985] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 48.715962] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 48.724249] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 48.733459] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 48.742836] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.752089] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.759155] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.766392] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 48.774419] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.782401] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.788748] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.799049] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 48.806150] 8021q: adding VLAN 0 to HW filter on device team0 [ 48.816170] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 48.825324] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 48.839854] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 48.850302] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 48.858819] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 48.870396] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 48.879174] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 48.890202] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 48.899099] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 48.908641] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 48.918654] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 48.929633] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 48.939152] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 48.947872] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.956226] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.962675] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.970116] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 48.977680] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 48.985647] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 48.996695] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 49.006512] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 49.015273] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 49.023189] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 49.029254] 8021q: adding VLAN 0 to HW filter on device team0 [ 49.039262] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.047699] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.056070] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.062701] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.069920] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 49.078635] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 49.086344] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 49.093524] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 49.101428] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 49.112785] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 49.123703] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 49.131189] 8021q: adding VLAN 0 to HW filter on device team0 [ 49.138316] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 49.150832] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 49.159803] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 49.167791] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 49.176990] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 49.185629] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 49.194270] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.204402] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.212881] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.219265] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.227871] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.236380] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.244725] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.251170] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.258667] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 49.267454] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 49.276599] 8021q: adding VLAN 0 to HW filter on device bond0 [ 49.284164] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.297361] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 49.306757] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.316017] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 49.325403] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 49.335768] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 49.344469] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.353277] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.361639] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.368353] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.376301] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 49.384854] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 49.393308] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 49.402023] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 49.414430] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 49.423647] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 49.434910] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 49.445296] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 49.457895] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 49.464988] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 49.473009] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 49.481198] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 49.488878] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.497291] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.505203] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.511803] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.518703] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 49.526813] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 49.536200] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 49.551981] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 49.561383] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 49.579008] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.589378] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 49.599237] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 49.608755] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 49.616732] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 49.625629] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 49.633943] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 49.642949] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 49.651971] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 49.659829] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 49.669490] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 49.682962] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 49.692936] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 49.702812] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 49.712769] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 49.720202] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 49.729480] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 49.736065] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 49.744457] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 49.752345] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 49.760075] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 49.769391] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 49.777253] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 49.785373] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 49.793192] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 49.801120] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 49.808572] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 49.815671] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 49.822755] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 49.830747] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 49.838522] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 49.845771] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 49.856361] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.857029] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 49.857061] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 49.859524] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 49.870054] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.898075] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 49.908582] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 49.915398] 8021q: adding VLAN 0 to HW filter on device team0 [ 49.925080] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 49.936303] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 49.944949] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 49.954305] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 49.962358] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 49.970021] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 49.978522] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 49.986728] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 49.994538] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 50.002334] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 50.009778] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 50.018420] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.026651] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.033197] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.040024] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 50.047879] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 50.056847] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 50.066006] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 50.081074] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 50.093041] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 50.099247] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 50.107737] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 50.116246] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 50.124179] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 50.133871] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.141867] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.148321] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.156412] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 50.165419] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 50.174368] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 50.183957] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 50.195864] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 50.223379] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 50.233992] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 50.249171] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 50.257312] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 50.265387] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 50.273654] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 50.282777] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 50.288971] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 50.301983] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 50.309258] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 50.319003] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 50.330067] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 50.341568] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 50.353724] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 50.361314] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 50.368213] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 50.377700] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 50.386209] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 50.394739] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 50.405045] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 50.416314] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 50.431393] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 50.439197] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 50.450042] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 50.458542] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 50.466274] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 50.473217] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 50.480894] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 50.491570] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 50.502638] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 50.511797] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 50.520773] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 50.531782] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 50.543510] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 50.550903] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 50.557822] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 50.566234] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 50.576830] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 50.589228] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready [ 50.601485] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 50.615252] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 50.623624] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 50.643424] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 50.655640] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 50.666729] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 50.679473] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 50.687584] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 50.697193] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 50.709309] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 50.719640] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 50.729209] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready [ 50.750553] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready [ 50.757679] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 50.771587] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 50.779194] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 50.788502] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 50.796798] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 50.805270] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 50.816333] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready [ 50.827666] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready [ 50.843982] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 50.857398] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 50.865772] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 50.875351] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 50.889412] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 50.900577] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 50.908473] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 50.920606] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 50.926659] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 50.939048] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready [ 50.948377] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 50.964337] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 50.978562] device veth0_vlan entered promiscuous mode [ 50.989965] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 51.001398] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 51.008236] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 51.022251] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready [ 51.028995] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 51.039695] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 51.047581] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 51.055697] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 51.063672] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 51.071037] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 51.082392] device veth1_vlan entered promiscuous mode [ 51.088339] IPv6: ADDRCONF(NETDEV_UP): macvlan0: link is not ready [ 51.102647] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 51.111999] IPv6: ADDRCONF(NETDEV_UP): macvlan1: link is not ready [ 51.124140] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 51.136199] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 51.144856] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 51.176993] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 51.185384] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 51.196298] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 51.204698] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 51.213227] device veth0_vlan entered promiscuous mode [ 51.224872] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 51.233517] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 51.241213] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 51.253054] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready [ 51.263272] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 51.271234] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 51.278871] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 51.286304] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 51.294353] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 51.302612] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 51.311481] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 51.318627] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 51.331060] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 51.349142] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 51.358053] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready [ 51.367297] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready [ 51.386323] device veth1_vlan entered promiscuous mode [ 51.394022] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 51.402318] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 51.409833] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 51.417817] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 51.427853] device veth0_vlan entered promiscuous mode [ 51.439798] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 51.451314] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 51.458705] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 51.466385] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 51.473912] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 51.481803] device veth0_vlan entered promiscuous mode [ 51.488611] device veth0_vlan entered promiscuous mode [ 51.498655] device veth1_vlan entered promiscuous mode [ 51.505088] IPv6: ADDRCONF(NETDEV_UP): macvlan0: link is not ready [ 51.513040] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready [ 51.524712] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 51.544106] device veth1_vlan entered promiscuous mode [ 51.557519] IPv6: ADDRCONF(NETDEV_UP): macvlan1: link is not ready [ 51.567684] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 51.583262] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 51.593601] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 51.603396] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 51.612773] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 51.621616] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 51.632486] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 51.650820] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 51.659905] device veth0_macvtap entered promiscuous mode [ 51.667306] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 51.680789] device veth0_macvtap entered promiscuous mode [ 51.687697] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 51.697083] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 51.706069] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 51.714803] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 51.729881] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 51.739883] device veth1_vlan entered promiscuous mode [ 51.747082] IPv6: ADDRCONF(NETDEV_UP): macvlan0: link is not ready [ 51.756531] device veth1_macvtap entered promiscuous mode [ 51.765560] IPv6: ADDRCONF(NETDEV_UP): macsec0: link is not ready [ 51.772811] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 51.780772] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 51.788216] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 51.798726] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 51.811572] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 51.818862] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 51.828222] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 51.836472] device veth1_macvtap entered promiscuous mode [ 51.845703] IPv6: ADDRCONF(NETDEV_UP): macsec0: link is not ready [ 51.855453] IPv6: ADDRCONF(NETDEV_UP): macvlan1: link is not ready [ 51.866351] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 51.874646] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 51.882994] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 51.892589] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 51.903400] device veth0_macvtap entered promiscuous mode [ 51.909637] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 51.921575] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 51.936303] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 51.945590] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 51.957311] device veth1_macvtap entered promiscuous mode [ 51.964711] IPv6: ADDRCONF(NETDEV_UP): macsec0: link is not ready [ 51.974444] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready [ 51.982388] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 51.989981] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 51.997340] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 52.005418] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 52.013720] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 52.021493] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 52.029047] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 52.037821] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 52.050627] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 52.060395] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 52.070787] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 52.081050] device veth0_vlan entered promiscuous mode [ 52.091729] device veth0_macvtap entered promiscuous mode [ 52.098251] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 52.108490] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 52.119471] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 52.128200] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 52.139054] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 52.151873] device veth1_macvtap entered promiscuous mode [ 52.158365] IPv6: ADDRCONF(NETDEV_UP): macsec0: link is not ready [ 52.167865] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 52.176327] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 52.184712] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 52.193576] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 52.203979] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 52.215727] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 52.226333] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 52.233882] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 52.244657] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 52.256339] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 52.265222] device veth1_vlan entered promiscuous mode [ 52.274381] IPv6: ADDRCONF(NETDEV_UP): macvlan0: link is not ready [ 52.283778] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 52.294363] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 52.302452] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 52.310749] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 52.318592] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 52.327413] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 52.340569] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 52.350281] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 52.360192] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 52.371132] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 52.378384] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 52.392482] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 52.404335] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 52.416941] IPv6: ADDRCONF(NETDEV_UP): macvlan1: link is not ready [ 52.428971] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 52.441315] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 52.451725] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 52.458760] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 52.466618] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 52.474378] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 52.482671] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 52.491661] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 52.499901] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 52.509977] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 52.523088] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 52.533347] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 52.546537] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 52.557633] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 52.565652] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 52.585802] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 52.605798] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 52.613253] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 52.626803] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 52.638555] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 52.655460] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 52.667015] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 52.675291] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 52.683534] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 52.691684] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 52.702151] device veth0_macvtap entered promiscuous mode [ 52.708463] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 52.720675] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 52.730630] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 52.740586] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 52.750711] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 52.761118] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 52.771419] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 52.781845] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 52.788913] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 52.801083] device veth0_macvtap entered promiscuous mode [ 52.807641] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 52.822728] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 52.836493] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 52.844974] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 52.853742] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 52.863098] device veth1_macvtap entered promiscuous mode [ 52.869654] IPv6: ADDRCONF(NETDEV_UP): macsec0: link is not ready [ 52.878160] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 52.888779] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 52.899348] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 52.910898] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 52.920717] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 52.931733] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 52.942149] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 52.949266] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 52.982989] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 52.996862] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 53.004960] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 53.012992] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 53.032380] device veth1_macvtap entered promiscuous mode [ 53.041144] IPv6: ADDRCONF(NETDEV_UP): macsec0: link is not ready [ 53.051253] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 53.071644] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 53.079654] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 53.096134] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 53.111175] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 53.121651] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 53.131421] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 53.141490] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 53.151705] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 53.161932] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 53.172550] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 53.180242] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 53.192624] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 53.208241] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 53.222927] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 53.231627] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 53.253034] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 53.263950] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 53.276691] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 53.286895] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 53.296911] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 53.307012] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 53.317007] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 53.327589] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 53.337362] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 53.347210] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 53.358713] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 53.365875] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 53.375084] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 53.387380] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 53.401114] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 53.411431] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 53.421210] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 53.431269] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 53.440702] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 53.451397] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 53.462002] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 53.469163] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 53.478199] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 53.487209] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 53.496321] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 53.506417] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 53.515856] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 53.527061] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 53.537364] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 53.547534] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 53.557032] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 53.566895] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 53.576237] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 53.586077] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 53.595760] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 53.605871] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 53.617925] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 53.625780] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 53.638843] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 53.647621] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 53.799742] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 53.843928] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 53.864380] FAULT_INJECTION: forcing a failure. [ 53.864380] name failslab, interval 1, probability 0, space 0, times 1 [ 53.882671] CPU: 0 PID: 7881 Comm: syz-executor.2 Not tainted 4.19.134-syzkaller #0 [ 53.891285] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.901009] Call Trace: [ 53.903626] dump_stack+0x123/0x177 [ 53.907677] should_fail.cold.4+0x5/0x13 [ 53.911959] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 53.917087] ? lock_downgrade+0x860/0x860 [ 53.921334] __should_failslab+0xba/0xf0 [ 53.925403] should_failslab+0x9/0x14 [ 53.929206] kmem_cache_alloc_trace+0x2d4/0x740 [ 53.933968] ? qfq_change_class+0xa89/0x14b5 [ 53.938586] ? qfq_change_class+0xa89/0x14b5 [ 53.943029] ? __local_bh_enable_ip+0x160/0x260 [ 53.947843] qfq_change_class+0xacf/0x14b5 [ 53.952074] ? selinux_capable+0x1b/0x20 [ 53.956163] ? qfq_delete_class+0x2d0/0x2d0 [ 53.961571] ? nla_parse+0x197/0x280 [ 53.965659] tc_ctl_tclass+0x3e9/0xba0 [ 53.969558] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 53.974698] ? find_held_lock+0x36/0x1d0 [ 53.978761] rtnetlink_rcv_msg+0x34f/0x8f0 [ 53.983008] ? rtnetlink_put_metrics+0x490/0x490 [ 53.987746] ? find_held_lock+0x36/0x1d0 [ 53.991820] netlink_rcv_skb+0x13e/0x3d0 [ 53.996235] ? lock_downgrade+0x860/0x860 [ 54.000376] ? rtnetlink_put_metrics+0x490/0x490 [ 54.005127] ? netlink_ack+0xa50/0xa50 [ 54.009016] ? netlink_deliver_tap+0x182/0xb00 [ 54.013603] rtnetlink_rcv+0x10/0x20 [ 54.017331] netlink_unicast+0x443/0x650 [ 54.021412] ? netlink_attachskb+0x6c0/0x6c0 [ 54.025837] netlink_sendmsg+0x765/0xc40 [ 54.029930] ? netlink_unicast+0x650/0x650 [ 54.034166] ? copy_msghdr_from_user+0x20b/0x3e0 [ 54.038942] ? selinux_socket_sendmsg+0x31/0x40 [ 54.043623] ? netlink_unicast+0x650/0x650 [ 54.047869] sock_sendmsg+0xb5/0xf0 [ 54.051504] ___sys_sendmsg+0x647/0x950 [ 54.055526] ? find_held_lock+0x36/0x1d0 [ 54.059616] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 54.064371] ? __fget+0x278/0x400 [ 54.067903] ? kasan_check_read+0x11/0x20 [ 54.072055] ? __fget+0x295/0x400 [ 54.075589] ? ksys_dup3+0x2e0/0x2e0 [ 54.079416] ? __f_unlock_pos+0xd/0x10 [ 54.083517] ? __fget_light+0x174/0x1e0 [ 54.087514] ? __fdget+0xe/0x10 [ 54.090853] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 54.095795] __sys_sendmsg+0xd9/0x180 [ 54.099707] ? __ia32_sys_shutdown+0x70/0x70 [ 54.104234] ? __sb_end_write+0xa4/0xd0 [ 54.108230] ? kasan_check_write+0x14/0x20 [ 54.112475] ? fput+0x18/0x120 [ 54.115664] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.121027] __x64_sys_sendmsg+0x73/0xb0 [ 54.125100] do_syscall_64+0xd0/0x4e0 [ 54.128898] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.134113] RIP: 0033:0x45c4a9 [ 54.137312] 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 [ 54.156528] RSP: 002b:00007f4e38249c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 54.164243] RAX: ffffffffffffffda RBX: 00007f4e3824a6d4 RCX: 000000000045c4a9 [ 54.171861] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 54.179317] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 54.186585] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 54.193857] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 2020/07/22 23:08:14 executed programs: 6 [ 54.239729] FAULT_INJECTION: forcing a failure. [ 54.239729] name failslab, interval 1, probability 0, space 0, times 0 [ 54.260931] CPU: 0 PID: 7890 Comm: syz-executor.1 Not tainted 4.19.134-syzkaller #0 [ 54.268768] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.278120] Call Trace: [ 54.280707] dump_stack+0x123/0x177 [ 54.284335] should_fail.cold.4+0x5/0x13 [ 54.288396] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 54.293530] ? lock_downgrade+0x860/0x860 [ 54.297678] __should_failslab+0xba/0xf0 [ 54.301953] should_failslab+0x9/0x14 [ 54.305768] kmem_cache_alloc_node_trace+0x26d/0x730 [ 54.310970] ? __lock_is_held+0xb5/0x140 [ 54.315226] __kmalloc_node+0x3c/0x70 [ 54.319047] qdisc_alloc+0xb1/0x9a0 [ 54.322693] ? kmem_cache_alloc_trace+0x350/0x740 [ 54.327995] qdisc_create_dflt+0x5e/0x1a0 [ 54.332169] qfq_change_class+0x6a4/0x14b5 [ 54.336420] ? selinux_capable+0x1b/0x20 [ 54.340501] ? security_capable+0x58/0xa0 [ 54.344674] ? qfq_delete_class+0x2d0/0x2d0 [ 54.349200] ? nla_parse+0x197/0x280 [ 54.353452] tc_ctl_tclass+0x3e9/0xba0 [ 54.357395] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 54.362509] ? find_held_lock+0x36/0x1d0 [ 54.366586] rtnetlink_rcv_msg+0x34f/0x8f0 [ 54.370837] ? rtnetlink_put_metrics+0x490/0x490 [ 54.375641] ? find_held_lock+0x36/0x1d0 [ 54.379712] netlink_rcv_skb+0x13e/0x3d0 [ 54.385808] ? lock_downgrade+0x860/0x860 [ 54.390061] ? rtnetlink_put_metrics+0x490/0x490 [ 54.394833] ? netlink_ack+0xa50/0xa50 [ 54.398737] ? netlink_deliver_tap+0x182/0xb00 [ 54.403318] rtnetlink_rcv+0x10/0x20 [ 54.407051] netlink_unicast+0x443/0x650 [ 54.411132] ? netlink_attachskb+0x6c0/0x6c0 [ 54.415759] netlink_sendmsg+0x765/0xc40 [ 54.419819] ? netlink_unicast+0x650/0x650 [ 54.424064] ? copy_msghdr_from_user+0x20b/0x3e0 [ 54.428834] ? selinux_socket_sendmsg+0x31/0x40 [ 54.433522] ? netlink_unicast+0x650/0x650 [ 54.437770] sock_sendmsg+0xb5/0xf0 [ 54.441414] ___sys_sendmsg+0x647/0x950 [ 54.445399] ? find_held_lock+0x36/0x1d0 [ 54.449485] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 54.454252] ? __fget+0x278/0x400 [ 54.457794] ? kasan_check_read+0x11/0x20 [ 54.461959] ? __fget+0x295/0x400 [ 54.465402] ? ksys_dup3+0x2e0/0x2e0 [ 54.469105] ? __f_unlock_pos+0xd/0x10 [ 54.472990] ? __fget_light+0x174/0x1e0 [ 54.476989] ? __fdget+0xe/0x10 [ 54.480280] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 54.485139] __sys_sendmsg+0xd9/0x180 [ 54.488990] ? __ia32_sys_shutdown+0x70/0x70 [ 54.493549] ? __sb_end_write+0xa4/0xd0 [ 54.497587] ? kasan_check_write+0x14/0x20 [ 54.501822] ? fput+0x18/0x120 [ 54.505030] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.510944] __x64_sys_sendmsg+0x73/0xb0 [ 54.515010] do_syscall_64+0xd0/0x4e0 [ 54.518896] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.524077] RIP: 0033:0x45c4a9 [ 54.527308] 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 [ 54.546216] RSP: 002b:00007f6b701a4c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 54.554017] RAX: ffffffffffffffda RBX: 00007f6b701a56d4 RCX: 000000000045c4a9 [ 54.561465] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 54.568765] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 54.576030] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 54.583309] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 54.613147] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 54.625586] syz-executor.1 (7890) used greatest stack depth: 23736 bytes left [ 54.649835] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 54.689609] FAULT_INJECTION: forcing a failure. [ 54.689609] name failslab, interval 1, probability 0, space 0, times 0 [ 54.712314] CPU: 1 PID: 7920 Comm: syz-executor.3 Not tainted 4.19.134-syzkaller #0 [ 54.720124] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.729474] Call Trace: [ 54.732057] dump_stack+0x123/0x177 [ 54.735680] should_fail.cold.4+0x5/0x13 [ 54.739734] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 54.744829] ? lock_downgrade+0x860/0x860 [ 54.748988] __should_failslab+0xba/0xf0 [ 54.753044] should_failslab+0x9/0x14 [ 54.756840] kmem_cache_alloc_trace+0x2d4/0x740 [ 54.761518] ? qfq_change_class+0xa89/0x14b5 [ 54.765961] ? __local_bh_enable_ip+0x160/0x260 [ 54.770643] qfq_change_class+0xacf/0x14b5 [ 54.775014] ? selinux_capable+0x1b/0x20 [ 54.779097] ? qfq_delete_class+0x2d0/0x2d0 [ 54.783424] ? nla_parse+0x197/0x280 [ 54.787258] tc_ctl_tclass+0x3e9/0xba0 [ 54.791174] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 54.796285] ? find_held_lock+0x36/0x1d0 [ 54.800462] rtnetlink_rcv_msg+0x34f/0x8f0 [ 54.804711] ? rtnetlink_put_metrics+0x490/0x490 [ 54.809566] ? find_held_lock+0x36/0x1d0 [ 54.813755] netlink_rcv_skb+0x13e/0x3d0 [ 54.817842] ? lock_downgrade+0x860/0x860 [ 54.821999] ? rtnetlink_put_metrics+0x490/0x490 [ 54.826764] ? netlink_ack+0xa50/0xa50 [ 54.830719] ? netlink_deliver_tap+0x182/0xb00 [ 54.835329] rtnetlink_rcv+0x10/0x20 [ 54.839076] netlink_unicast+0x443/0x650 [ 54.843163] ? netlink_attachskb+0x6c0/0x6c0 [ 54.847635] netlink_sendmsg+0x765/0xc40 [ 54.851721] ? netlink_unicast+0x650/0x650 [ 54.855989] ? copy_msghdr_from_user+0x20b/0x3e0 [ 54.860845] ? selinux_socket_sendmsg+0x31/0x40 [ 54.865552] ? netlink_unicast+0x650/0x650 [ 54.869820] sock_sendmsg+0xb5/0xf0 [ 54.873444] ___sys_sendmsg+0x647/0x950 [ 54.877433] ? find_held_lock+0x36/0x1d0 [ 54.881505] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 54.886289] ? __fget+0x278/0x400 [ 54.889753] ? kasan_check_read+0x11/0x20 [ 54.893917] ? __fget+0x295/0x400 [ 54.897393] ? ksys_dup3+0x2e0/0x2e0 [ 54.901139] ? __f_unlock_pos+0xd/0x10 [ 54.905094] ? __fget_light+0x174/0x1e0 [ 54.909069] ? __fdget+0xe/0x10 [ 54.912372] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 54.917368] __sys_sendmsg+0xd9/0x180 [ 54.921414] ? __ia32_sys_shutdown+0x70/0x70 [ 54.925875] ? __sb_end_write+0xa4/0xd0 [ 54.929877] ? kasan_check_write+0x14/0x20 [ 54.934119] ? fput+0x18/0x120 [ 54.937315] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.942681] __x64_sys_sendmsg+0x73/0xb0 [ 54.946777] do_syscall_64+0xd0/0x4e0 [ 54.950585] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.955807] RIP: 0033:0x45c4a9 [ 54.958990] 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 [ 54.978091] RSP: 002b:00007f7f15ac7c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 54.985858] RAX: ffffffffffffffda RBX: 00007f7f15ac86d4 RCX: 000000000045c4a9 [ 54.993126] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 55.000394] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 55.007690] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 55.014983] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 55.040233] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 55.084110] FAULT_INJECTION: forcing a failure. [ 55.084110] name failslab, interval 1, probability 0, space 0, times 0 [ 55.097217] CPU: 0 PID: 7921 Comm: syz-executor.2 Not tainted 4.19.134-syzkaller #0 [ 55.105219] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.114642] Call Trace: [ 55.117264] dump_stack+0x123/0x177 [ 55.120901] should_fail.cold.4+0x5/0x13 [ 55.125004] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 55.130121] ? lock_downgrade+0x860/0x860 [ 55.134301] __should_failslab+0xba/0xf0 [ 55.138581] should_failslab+0x9/0x14 [ 55.142409] kmem_cache_alloc_trace+0x2d4/0x740 [ 55.147074] ? qfq_change_class+0xa89/0x14b5 [ 55.151485] ? qfq_change_class+0xa89/0x14b5 [ 55.155896] ? __local_bh_enable_ip+0x160/0x260 [ 55.160621] qfq_change_class+0xacf/0x14b5 [ 55.164859] ? selinux_capable+0x1b/0x20 [ 55.169059] ? qfq_delete_class+0x2d0/0x2d0 [ 55.173385] ? nla_parse+0x197/0x280 [ 55.177106] tc_ctl_tclass+0x3e9/0xba0 [ 55.180991] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 55.186134] ? find_held_lock+0x36/0x1d0 [ 55.190203] rtnetlink_rcv_msg+0x34f/0x8f0 [ 55.194538] ? rtnetlink_put_metrics+0x490/0x490 [ 55.199420] ? find_held_lock+0x36/0x1d0 [ 55.203667] netlink_rcv_skb+0x13e/0x3d0 [ 55.207736] ? lock_downgrade+0x860/0x860 [ 55.211882] ? rtnetlink_put_metrics+0x490/0x490 [ 55.216803] ? netlink_ack+0xa50/0xa50 [ 55.220698] ? netlink_deliver_tap+0x182/0xb00 [ 55.225288] rtnetlink_rcv+0x10/0x20 [ 55.229109] netlink_unicast+0x443/0x650 [ 55.233184] ? netlink_attachskb+0x6c0/0x6c0 [ 55.237611] netlink_sendmsg+0x765/0xc40 [ 55.241705] ? netlink_unicast+0x650/0x650 [ 55.245962] ? copy_msghdr_from_user+0x20b/0x3e0 [ 55.250751] ? selinux_socket_sendmsg+0x31/0x40 [ 55.255533] ? netlink_unicast+0x650/0x650 [ 55.259796] sock_sendmsg+0xb5/0xf0 [ 55.263444] ___sys_sendmsg+0x647/0x950 [ 55.267582] ? find_held_lock+0x36/0x1d0 [ 55.271670] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 55.276828] ? __fget+0x278/0x400 [ 55.280307] ? kasan_check_read+0x11/0x20 [ 55.284488] ? __fget+0x295/0x400 [ 55.287960] ? ksys_dup3+0x2e0/0x2e0 [ 55.291685] ? __f_unlock_pos+0xd/0x10 [ 55.295598] ? __fget_light+0x174/0x1e0 [ 55.299597] ? __fdget+0xe/0x10 [ 55.302873] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 55.307882] __sys_sendmsg+0xd9/0x180 [ 55.311696] ? __ia32_sys_shutdown+0x70/0x70 [ 55.316157] ? __sb_end_write+0xa4/0xd0 [ 55.320140] ? kasan_check_write+0x14/0x20 [ 55.324371] ? fput+0x18/0x120 [ 55.327583] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.332990] __x64_sys_sendmsg+0x73/0xb0 [ 55.337061] do_syscall_64+0xd0/0x4e0 [ 55.341018] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.346749] RIP: 0033:0x45c4a9 [ 55.350737] 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 [ 55.369656] RSP: 002b:00007f4e38249c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 55.377448] RAX: ffffffffffffffda RBX: 00007f4e3824a6d4 RCX: 000000000045c4a9 [ 55.384725] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 55.392018] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 55.399314] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 55.406591] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 55.434299] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 55.465396] FAULT_INJECTION: forcing a failure. [ 55.465396] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 55.477260] CPU: 0 PID: 7942 Comm: syz-executor.1 Not tainted 4.19.134-syzkaller #0 [ 55.485892] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.495266] Call Trace: [ 55.497847] dump_stack+0x123/0x177 [ 55.501507] should_fail.cold.4+0x5/0x13 [ 55.505771] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 55.510880] ? save_stack+0xa9/0xd0 [ 55.514673] __alloc_pages_nodemask+0x1d5/0x710 [ 55.519367] ? __alloc_pages_slowpath+0x25d0/0x25d0 [ 55.524413] cache_grow_begin+0x91/0x8d0 [ 55.528473] ? kmem_cache_alloc_node_trace+0xae/0x730 [ 55.534139] kmem_cache_alloc_node_trace+0x66d/0x730 [ 55.539249] __kmalloc_node+0x3c/0x70 [ 55.543058] qdisc_alloc+0xb1/0x9a0 [ 55.546699] ? kmem_cache_alloc_trace+0x350/0x740 [ 55.551645] qdisc_create_dflt+0x5e/0x1a0 [ 55.555794] qfq_change_class+0x6a4/0x14b5 [ 55.560026] ? selinux_capable+0x1b/0x20 [ 55.564084] ? security_capable+0x58/0xa0 [ 55.568308] ? qfq_delete_class+0x2d0/0x2d0 [ 55.572629] ? nla_parse+0x197/0x280 [ 55.576348] tc_ctl_tclass+0x3e9/0xba0 [ 55.580243] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 55.585340] ? find_held_lock+0x36/0x1d0 [ 55.589405] rtnetlink_rcv_msg+0x34f/0x8f0 [ 55.593663] ? rtnetlink_put_metrics+0x490/0x490 [ 55.598420] ? find_held_lock+0x36/0x1d0 [ 55.602483] netlink_rcv_skb+0x13e/0x3d0 [ 55.606556] ? lock_downgrade+0x860/0x860 [ 55.610727] ? rtnetlink_put_metrics+0x490/0x490 [ 55.615479] ? netlink_ack+0xa50/0xa50 [ 55.619346] ? netlink_deliver_tap+0x182/0xb00 [ 55.624042] rtnetlink_rcv+0x10/0x20 [ 55.627750] netlink_unicast+0x443/0x650 [ 55.631953] ? netlink_attachskb+0x6c0/0x6c0 [ 55.636389] netlink_sendmsg+0x765/0xc40 [ 55.640469] ? netlink_unicast+0x650/0x650 [ 55.644704] ? copy_msghdr_from_user+0x20b/0x3e0 [ 55.649501] ? selinux_socket_sendmsg+0x31/0x40 [ 55.654185] ? netlink_unicast+0x650/0x650 [ 55.658418] sock_sendmsg+0xb5/0xf0 [ 55.662041] ___sys_sendmsg+0x647/0x950 [ 55.666004] ? find_held_lock+0x36/0x1d0 [ 55.670054] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 55.674809] ? __fget+0x278/0x400 [ 55.678259] ? kasan_check_read+0x11/0x20 [ 55.682399] ? __fget+0x295/0x400 [ 55.685866] ? ksys_dup3+0x2e0/0x2e0 [ 55.689584] ? __f_unlock_pos+0xd/0x10 [ 55.693485] ? __fget_light+0x174/0x1e0 [ 55.697475] ? __fdget+0xe/0x10 [ 55.700753] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 55.705744] __sys_sendmsg+0xd9/0x180 [ 55.709583] ? __ia32_sys_shutdown+0x70/0x70 [ 55.714001] ? __sb_end_write+0xa4/0xd0 [ 55.717970] ? kasan_check_write+0x14/0x20 [ 55.722389] ? fput+0x18/0x120 [ 55.725587] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.731047] __x64_sys_sendmsg+0x73/0xb0 [ 55.735304] do_syscall_64+0xd0/0x4e0 [ 55.739113] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.744298] RIP: 0033:0x45c4a9 [ 55.747478] 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 [ 55.766380] RSP: 002b:00007f6b70162c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 55.774350] RAX: ffffffffffffffda RBX: 00007f6b701636d4 RCX: 000000000045c4a9 [ 55.781625] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 55.789015] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 55.796369] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 55.803837] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 55.819081] FAULT_INJECTION: forcing a failure. [ 55.819081] name failslab, interval 1, probability 0, space 0, times 0 [ 55.832485] CPU: 0 PID: 7944 Comm: syz-executor.5 Not tainted 4.19.134-syzkaller #0 [ 55.840332] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.849696] Call Trace: [ 55.852296] dump_stack+0x123/0x177 [ 55.856025] should_fail.cold.4+0x5/0x13 [ 55.860102] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 55.865311] ? lock_downgrade+0x860/0x860 [ 55.869534] __should_failslab+0xba/0xf0 [ 55.873639] should_failslab+0x9/0x14 [ 55.877478] kmem_cache_alloc_trace+0x2d4/0x740 [ 55.882150] ? qfq_change_class+0xa89/0x14b5 [ 55.886571] ? qfq_change_class+0xa89/0x14b5 [ 55.890981] ? __local_bh_enable_ip+0x160/0x260 [ 55.895666] qfq_change_class+0xacf/0x14b5 [ 55.899896] ? selinux_capable+0x1b/0x20 [ 55.903954] ? qfq_delete_class+0x2d0/0x2d0 [ 55.908278] ? nla_parse+0x197/0x280 [ 55.912003] tc_ctl_tclass+0x3e9/0xba0 [ 55.915911] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 55.921043] ? find_held_lock+0x36/0x1d0 [ 55.928334] rtnetlink_rcv_msg+0x34f/0x8f0 [ 55.932572] ? rtnetlink_put_metrics+0x490/0x490 [ 55.937335] ? find_held_lock+0x36/0x1d0 [ 55.941561] netlink_rcv_skb+0x13e/0x3d0 [ 55.945886] ? lock_downgrade+0x860/0x860 [ 55.950072] ? rtnetlink_put_metrics+0x490/0x490 [ 55.954923] ? netlink_ack+0xa50/0xa50 [ 55.958851] ? netlink_deliver_tap+0x182/0xb00 [ 55.963459] rtnetlink_rcv+0x10/0x20 [ 55.967182] netlink_unicast+0x443/0x650 [ 55.971260] ? netlink_attachskb+0x6c0/0x6c0 [ 55.975664] netlink_sendmsg+0x765/0xc40 [ 55.979788] ? netlink_unicast+0x650/0x650 [ 55.984029] ? copy_msghdr_from_user+0x20b/0x3e0 [ 55.988793] ? selinux_socket_sendmsg+0x31/0x40 [ 55.993484] ? netlink_unicast+0x650/0x650 [ 55.997802] sock_sendmsg+0xb5/0xf0 [ 56.001427] ___sys_sendmsg+0x647/0x950 [ 56.005405] ? find_held_lock+0x36/0x1d0 [ 56.009483] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 56.014254] ? __fget+0x278/0x400 [ 56.018110] ? kasan_check_read+0x11/0x20 [ 56.022268] ? __fget+0x295/0x400 [ 56.025834] ? ksys_dup3+0x2e0/0x2e0 [ 56.029820] ? __f_unlock_pos+0xd/0x10 [ 56.033716] ? __fget_light+0x174/0x1e0 [ 56.037813] ? __fdget+0xe/0x10 [ 56.041112] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 56.045969] __sys_sendmsg+0xd9/0x180 [ 56.049833] ? __ia32_sys_shutdown+0x70/0x70 [ 56.054245] ? __sb_end_write+0xa4/0xd0 [ 56.058327] ? kasan_check_write+0x14/0x20 [ 56.062584] ? fput+0x18/0x120 [ 56.065813] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.071268] __x64_sys_sendmsg+0x73/0xb0 [ 56.075435] do_syscall_64+0xd0/0x4e0 [ 56.079422] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.084629] RIP: 0033:0x45c4a9 [ 56.087821] 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 [ 56.107091] RSP: 002b:00007f0e1f96fc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 56.114804] RAX: ffffffffffffffda RBX: 00007f0e1f9706d4 RCX: 000000000045c4a9 [ 56.122083] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 56.129384] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 56.136834] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 56.144419] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 56.196176] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 56.228707] FAULT_INJECTION: forcing a failure. [ 56.228707] name failslab, interval 1, probability 0, space 0, times 0 [ 56.245242] CPU: 0 PID: 7957 Comm: syz-executor.3 Not tainted 4.19.134-syzkaller #0 [ 56.253186] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.262850] Call Trace: [ 56.265465] dump_stack+0x123/0x177 [ 56.269104] should_fail.cold.4+0x5/0x13 [ 56.273188] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 56.278317] ? lock_downgrade+0x860/0x860 [ 56.282483] __should_failslab+0xba/0xf0 [ 56.286551] should_failslab+0x9/0x14 [ 56.290351] kmem_cache_alloc_node_trace+0x26d/0x730 [ 56.295524] ? __lock_is_held+0xb5/0x140 [ 56.299720] __kmalloc_node+0x3c/0x70 [ 56.303536] qdisc_alloc+0xb1/0x9a0 [ 56.307176] ? kmem_cache_alloc_trace+0x350/0x740 [ 56.312038] qdisc_create_dflt+0x5e/0x1a0 [ 56.316192] qfq_change_class+0x6a4/0x14b5 [ 56.320452] ? selinux_capable+0x1b/0x20 [ 56.324527] ? security_capable+0x58/0xa0 [ 56.328870] ? qfq_delete_class+0x2d0/0x2d0 [ 56.333203] ? nla_parse+0x197/0x280 [ 56.337023] tc_ctl_tclass+0x3e9/0xba0 [ 56.340971] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 56.346207] ? find_held_lock+0x36/0x1d0 [ 56.350295] rtnetlink_rcv_msg+0x34f/0x8f0 [ 56.354540] ? rtnetlink_put_metrics+0x490/0x490 [ 56.359380] ? find_held_lock+0x36/0x1d0 [ 56.363456] netlink_rcv_skb+0x13e/0x3d0 [ 56.367706] ? lock_downgrade+0x860/0x860 [ 56.372819] ? rtnetlink_put_metrics+0x490/0x490 [ 56.377609] ? netlink_ack+0xa50/0xa50 [ 56.381503] ? netlink_deliver_tap+0x182/0xb00 [ 56.386127] rtnetlink_rcv+0x10/0x20 [ 56.389849] netlink_unicast+0x443/0x650 [ 56.393918] ? netlink_attachskb+0x6c0/0x6c0 [ 56.398334] netlink_sendmsg+0x765/0xc40 [ 56.402414] ? netlink_unicast+0x650/0x650 [ 56.407197] ? copy_msghdr_from_user+0x20b/0x3e0 [ 56.412188] ? selinux_socket_sendmsg+0x31/0x40 [ 56.416887] ? netlink_unicast+0x650/0x650 [ 56.421453] sock_sendmsg+0xb5/0xf0 [ 56.425318] ___sys_sendmsg+0x647/0x950 [ 56.429395] ? find_held_lock+0x36/0x1d0 [ 56.434292] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 56.439182] ? __fget+0x278/0x400 [ 56.442682] ? kasan_check_read+0x11/0x20 [ 56.446993] ? __fget+0x295/0x400 [ 56.450451] ? ksys_dup3+0x2e0/0x2e0 [ 56.454218] ? __f_unlock_pos+0xd/0x10 [ 56.458111] ? __fget_light+0x174/0x1e0 [ 56.462098] ? __fdget+0xe/0x10 [ 56.465392] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 56.470457] __sys_sendmsg+0xd9/0x180 [ 56.474356] ? __ia32_sys_shutdown+0x70/0x70 [ 56.478809] ? __sb_end_write+0xa4/0xd0 [ 56.482897] ? kasan_check_write+0x14/0x20 [ 56.487258] ? fput+0x18/0x120 [ 56.490468] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.495979] __x64_sys_sendmsg+0x73/0xb0 [ 56.500062] do_syscall_64+0xd0/0x4e0 [ 56.503868] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.509101] RIP: 0033:0x45c4a9 [ 56.512368] 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 [ 56.531675] RSP: 002b:00007f7f15ac7c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 56.539469] RAX: ffffffffffffffda RBX: 00007f7f15ac86d4 RCX: 000000000045c4a9 [ 56.546879] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 56.554147] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 56.561413] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 56.568695] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 56.637220] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 56.656628] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 56.688437] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 56.706322] FAULT_INJECTION: forcing a failure. [ 56.706322] name failslab, interval 1, probability 0, space 0, times 0 [ 56.719006] CPU: 1 PID: 7983 Comm: syz-executor.2 Not tainted 4.19.134-syzkaller #0 [ 56.727006] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.736370] Call Trace: [ 56.738993] dump_stack+0x123/0x177 [ 56.742646] should_fail.cold.4+0x5/0x13 [ 56.746719] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 56.751838] ? lock_downgrade+0x860/0x860 [ 56.756044] __should_failslab+0xba/0xf0 [ 56.760108] should_failslab+0x9/0x14 [ 56.763931] kmem_cache_alloc_trace+0x2d4/0x740 [ 56.768637] ? qfq_change_class+0xa89/0x14b5 [ 56.773153] ? qfq_change_class+0xa89/0x14b5 [ 56.777668] ? __local_bh_enable_ip+0x160/0x260 [ 56.782350] qfq_change_class+0xacf/0x14b5 [ 56.786701] ? selinux_capable+0x1b/0x20 [ 56.790773] ? qfq_delete_class+0x2d0/0x2d0 [ 56.795119] ? nla_parse+0x197/0x280 [ 56.798941] tc_ctl_tclass+0x3e9/0xba0 [ 56.802951] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 56.808089] ? find_held_lock+0x36/0x1d0 [ 56.812183] rtnetlink_rcv_msg+0x34f/0x8f0 [ 56.816434] ? rtnetlink_put_metrics+0x490/0x490 [ 56.821328] ? find_held_lock+0x36/0x1d0 [ 56.825390] netlink_rcv_skb+0x13e/0x3d0 [ 56.829489] ? lock_downgrade+0x860/0x860 [ 56.833650] ? rtnetlink_put_metrics+0x490/0x490 [ 56.838869] ? netlink_ack+0xa50/0xa50 [ 56.842775] ? netlink_deliver_tap+0x182/0xb00 [ 56.847547] rtnetlink_rcv+0x10/0x20 [ 56.851278] netlink_unicast+0x443/0x650 [ 56.855371] ? netlink_attachskb+0x6c0/0x6c0 [ 56.859805] netlink_sendmsg+0x765/0xc40 [ 56.863923] ? netlink_unicast+0x650/0x650 [ 56.868215] ? copy_msghdr_from_user+0x20b/0x3e0 [ 56.872994] ? selinux_socket_sendmsg+0x31/0x40 [ 56.877694] ? netlink_unicast+0x650/0x650 [ 56.882802] sock_sendmsg+0xb5/0xf0 [ 56.886459] ___sys_sendmsg+0x647/0x950 [ 56.890476] ? find_held_lock+0x36/0x1d0 [ 56.894564] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 56.899460] ? __fget+0x278/0x400 [ 56.902953] ? kasan_check_read+0x11/0x20 [ 56.907108] ? __fget+0x295/0x400 [ 56.910587] ? ksys_dup3+0x2e0/0x2e0 [ 56.914301] ? __f_unlock_pos+0xd/0x10 [ 56.918204] ? __fget_light+0x174/0x1e0 [ 56.922186] ? __fdget+0xe/0x10 [ 56.925487] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 56.930449] __sys_sendmsg+0xd9/0x180 [ 56.934271] ? __ia32_sys_shutdown+0x70/0x70 [ 56.938773] ? __sb_end_write+0xa4/0xd0 [ 56.942766] ? kasan_check_write+0x14/0x20 [ 56.947484] ? fput+0x18/0x120 [ 56.950713] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.956132] __x64_sys_sendmsg+0x73/0xb0 [ 56.960435] do_syscall_64+0xd0/0x4e0 [ 56.964332] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.969563] RIP: 0033:0x45c4a9 [ 56.972763] 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 [ 56.991711] RSP: 002b:00007f4e38207c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 56.999536] RAX: ffffffffffffffda RBX: 00007f4e382086d4 RCX: 000000000045c4a9 [ 57.006803] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 57.014606] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 57.021891] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 57.029332] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 57.041331] FAULT_INJECTION: forcing a failure. [ 57.041331] name failslab, interval 1, probability 0, space 0, times 0 [ 57.074119] CPU: 0 PID: 7985 Comm: syz-executor.1 Not tainted 4.19.134-syzkaller #0 [ 57.082019] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.091435] Call Trace: [ 57.094022] dump_stack+0x123/0x177 [ 57.097681] should_fail.cold.4+0x5/0x13 [ 57.101743] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 57.106877] ? lock_downgrade+0x860/0x860 [ 57.111032] __should_failslab+0xba/0xf0 [ 57.115233] should_failslab+0x9/0x14 [ 57.119248] kmem_cache_alloc_trace+0x2d4/0x740 [ 57.123939] ? qfq_change_class+0xa89/0x14b5 [ 57.129373] ? qfq_change_class+0xa89/0x14b5 [ 57.134023] ? __local_bh_enable_ip+0x160/0x260 [ 57.138713] qfq_change_class+0xacf/0x14b5 [ 57.143103] ? selinux_capable+0x1b/0x20 [ 57.147189] ? qfq_delete_class+0x2d0/0x2d0 [ 57.151531] ? nla_parse+0x197/0x280 [ 57.155261] tc_ctl_tclass+0x3e9/0xba0 [ 57.159168] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 57.164290] ? find_held_lock+0x36/0x1d0 [ 57.168388] rtnetlink_rcv_msg+0x34f/0x8f0 [ 57.172748] ? rtnetlink_put_metrics+0x490/0x490 [ 57.177649] ? find_held_lock+0x36/0x1d0 [ 57.181723] netlink_rcv_skb+0x13e/0x3d0 [ 57.185796] ? lock_downgrade+0x860/0x860 [ 57.189955] ? rtnetlink_put_metrics+0x490/0x490 [ 57.194714] ? netlink_ack+0xa50/0xa50 [ 57.198620] ? netlink_deliver_tap+0x182/0xb00 [ 57.203345] rtnetlink_rcv+0x10/0x20 [ 57.207436] netlink_unicast+0x443/0x650 [ 57.211630] ? netlink_attachskb+0x6c0/0x6c0 [ 57.216080] netlink_sendmsg+0x765/0xc40 [ 57.220216] ? netlink_unicast+0x650/0x650 [ 57.224478] ? copy_msghdr_from_user+0x20b/0x3e0 [ 57.229350] ? selinux_socket_sendmsg+0x31/0x40 [ 57.234047] ? netlink_unicast+0x650/0x650 [ 57.238284] sock_sendmsg+0xb5/0xf0 [ 57.242004] ___sys_sendmsg+0x647/0x950 [ 57.245998] ? find_held_lock+0x36/0x1d0 [ 57.250059] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 57.254841] ? __fget+0x278/0x400 [ 57.258325] ? kasan_check_read+0x11/0x20 [ 57.262512] ? __fget+0x295/0x400 [ 57.265981] ? ksys_dup3+0x2e0/0x2e0 [ 57.269701] ? __f_unlock_pos+0xd/0x10 [ 57.273602] ? __fget_light+0x174/0x1e0 [ 57.277618] ? __fdget+0xe/0x10 [ 57.281091] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 57.285949] __sys_sendmsg+0xd9/0x180 [ 57.289761] ? __ia32_sys_shutdown+0x70/0x70 [ 57.294223] ? __sb_end_write+0xa4/0xd0 [ 57.298256] ? kasan_check_write+0x14/0x20 [ 57.302504] ? fput+0x18/0x120 [ 57.305700] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.311357] __x64_sys_sendmsg+0x73/0xb0 [ 57.315440] do_syscall_64+0xd0/0x4e0 [ 57.319375] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.324571] RIP: 0033:0x45c4a9 [ 57.327760] 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 [ 57.346804] RSP: 002b:00007f6b70162c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 57.354516] RAX: ffffffffffffffda RBX: 00007f6b701636d4 RCX: 000000000045c4a9 [ 57.361780] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 57.369292] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 57.376647] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 57.383923] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 57.408319] FAULT_INJECTION: forcing a failure. [ 57.408319] name failslab, interval 1, probability 0, space 0, times 0 [ 57.445724] CPU: 0 PID: 7988 Comm: syz-executor.5 Not tainted 4.19.134-syzkaller #0 [ 57.453589] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.463131] Call Trace: [ 57.465751] dump_stack+0x123/0x177 [ 57.469388] should_fail.cold.4+0x5/0x13 [ 57.473563] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 57.478948] ? lock_downgrade+0x860/0x860 [ 57.483108] __should_failslab+0xba/0xf0 [ 57.487313] should_failslab+0x9/0x14 [ 57.491157] kmem_cache_alloc_trace+0x2d4/0x740 [ 57.495854] ? qfq_change_class+0xa89/0x14b5 [ 57.500264] ? qfq_change_class+0xa89/0x14b5 [ 57.504695] ? __local_bh_enable_ip+0x160/0x260 [ 57.509813] qfq_change_class+0xacf/0x14b5 [ 57.514094] ? selinux_capable+0x1b/0x20 [ 57.518437] ? qfq_delete_class+0x2d0/0x2d0 [ 57.522763] ? nla_parse+0x197/0x280 [ 57.526473] tc_ctl_tclass+0x3e9/0xba0 [ 57.530405] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 57.535828] ? find_held_lock+0x36/0x1d0 [ 57.539890] rtnetlink_rcv_msg+0x34f/0x8f0 [ 57.544129] ? rtnetlink_put_metrics+0x490/0x490 [ 57.548898] ? find_held_lock+0x36/0x1d0 [ 57.553072] netlink_rcv_skb+0x13e/0x3d0 [ 57.557142] ? lock_downgrade+0x860/0x860 [ 57.561394] ? rtnetlink_put_metrics+0x490/0x490 [ 57.566159] ? netlink_ack+0xa50/0xa50 [ 57.570050] ? netlink_deliver_tap+0x182/0xb00 [ 57.574842] rtnetlink_rcv+0x10/0x20 [ 57.578563] netlink_unicast+0x443/0x650 [ 57.582625] ? netlink_attachskb+0x6c0/0x6c0 [ 57.587142] netlink_sendmsg+0x765/0xc40 [ 57.591248] ? netlink_unicast+0x650/0x650 [ 57.595849] ? copy_msghdr_from_user+0x20b/0x3e0 [ 57.600619] ? selinux_socket_sendmsg+0x31/0x40 [ 57.605308] ? netlink_unicast+0x650/0x650 [ 57.609579] sock_sendmsg+0xb5/0xf0 [ 57.613249] ___sys_sendmsg+0x647/0x950 [ 57.617322] ? find_held_lock+0x36/0x1d0 [ 57.621584] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 57.626349] ? __fget+0x278/0x400 [ 57.629793] ? kasan_check_read+0x11/0x20 [ 57.633988] ? __fget+0x295/0x400 [ 57.637442] ? ksys_dup3+0x2e0/0x2e0 [ 57.641278] ? __f_unlock_pos+0xd/0x10 [ 57.645168] ? __fget_light+0x174/0x1e0 [ 57.649143] ? __fdget+0xe/0x10 [ 57.652503] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 57.657354] __sys_sendmsg+0xd9/0x180 [ 57.661248] ? __ia32_sys_shutdown+0x70/0x70 [ 57.665813] ? __sb_end_write+0xa4/0xd0 [ 57.669787] ? kasan_check_write+0x14/0x20 [ 57.674066] ? fput+0x18/0x120 [ 57.677384] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.682740] __x64_sys_sendmsg+0x73/0xb0 [ 57.686809] do_syscall_64+0xd0/0x4e0 [ 57.690625] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.695938] RIP: 0033:0x45c4a9 [ 57.699116] 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 [ 57.718013] RSP: 002b:00007f0e1f96fc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 57.725909] RAX: ffffffffffffffda RBX: 00007f0e1f9706d4 RCX: 000000000045c4a9 [ 57.733171] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 57.740437] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 57.747696] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 57.754968] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 57.807395] FAULT_INJECTION: forcing a failure. [ 57.807395] name failslab, interval 1, probability 0, space 0, times 0 [ 57.824265] CPU: 0 PID: 8008 Comm: syz-executor.3 Not tainted 4.19.134-syzkaller #0 [ 57.832103] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.841582] Call Trace: [ 57.844177] dump_stack+0x123/0x177 [ 57.847899] should_fail.cold.4+0x5/0x13 [ 57.851998] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 57.857111] ? lock_downgrade+0x860/0x860 [ 57.861281] __should_failslab+0xba/0xf0 [ 57.865361] should_failslab+0x9/0x14 [ 57.869333] kmem_cache_alloc_trace+0x2d4/0x740 [ 57.874017] ? memset+0x31/0x40 [ 57.877390] ? nla_parse+0x34/0x280 [ 57.881041] qfq_change_class+0x609/0x14b5 [ 57.885297] ? selinux_capable+0x1b/0x20 [ 57.889395] ? security_capable+0x58/0xa0 [ 57.893888] ? qfq_delete_class+0x2d0/0x2d0 [ 57.898351] ? nla_parse+0x197/0x280 [ 57.902112] tc_ctl_tclass+0x3e9/0xba0 [ 57.906008] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 57.911130] ? find_held_lock+0x36/0x1d0 [ 57.915222] rtnetlink_rcv_msg+0x34f/0x8f0 [ 57.919581] ? rtnetlink_put_metrics+0x490/0x490 [ 57.924332] ? find_held_lock+0x36/0x1d0 [ 57.928389] netlink_rcv_skb+0x13e/0x3d0 [ 57.932437] ? lock_downgrade+0x860/0x860 [ 57.936577] ? rtnetlink_put_metrics+0x490/0x490 [ 57.941328] ? netlink_ack+0xa50/0xa50 [ 57.945214] ? netlink_deliver_tap+0x182/0xb00 [ 57.949935] rtnetlink_rcv+0x10/0x20 [ 57.953671] netlink_unicast+0x443/0x650 [ 57.957742] ? netlink_attachskb+0x6c0/0x6c0 [ 57.962150] netlink_sendmsg+0x765/0xc40 [ 57.966233] ? netlink_unicast+0x650/0x650 [ 57.970465] ? copy_msghdr_from_user+0x20b/0x3e0 [ 57.975241] ? selinux_socket_sendmsg+0x31/0x40 [ 57.979904] ? netlink_unicast+0x650/0x650 [ 57.984188] sock_sendmsg+0xb5/0xf0 [ 57.987870] ___sys_sendmsg+0x647/0x950 [ 57.991864] ? find_held_lock+0x36/0x1d0 [ 57.995946] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 58.000718] ? __fget+0x278/0x400 [ 58.004189] ? kasan_check_read+0x11/0x20 [ 58.008387] ? __fget+0x295/0x400 [ 58.011939] ? ksys_dup3+0x2e0/0x2e0 [ 58.015648] ? __f_unlock_pos+0xd/0x10 [ 58.019537] ? __fget_light+0x174/0x1e0 [ 58.023546] ? __fdget+0xe/0x10 [ 58.026825] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 58.031777] __sys_sendmsg+0xd9/0x180 [ 58.035578] ? __ia32_sys_shutdown+0x70/0x70 [ 58.039979] ? __sb_end_write+0xa4/0xd0 [ 58.043945] ? kasan_check_write+0x14/0x20 [ 58.048199] ? fput+0x18/0x120 [ 58.051403] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.056879] __x64_sys_sendmsg+0x73/0xb0 [ 58.061026] do_syscall_64+0xd0/0x4e0 [ 58.064969] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.070185] RIP: 0033:0x45c4a9 [ 58.073365] 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 [ 58.092356] RSP: 002b:00007f7f15ac7c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 58.100094] RAX: ffffffffffffffda RBX: 00007f7f15ac86d4 RCX: 000000000045c4a9 [ 58.107845] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 58.115131] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 58.122591] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 58.129866] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 58.167785] FAULT_INJECTION: forcing a failure. [ 58.167785] name failslab, interval 1, probability 0, space 0, times 0 [ 58.185270] FAULT_INJECTION: forcing a failure. [ 58.185270] name failslab, interval 1, probability 0, space 0, times 0 [ 58.203927] CPU: 0 PID: 8014 Comm: syz-executor.2 Not tainted 4.19.134-syzkaller #0 [ 58.211741] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.221214] Call Trace: [ 58.223812] dump_stack+0x123/0x177 [ 58.227435] should_fail.cold.4+0x5/0x13 [ 58.231479] ? find_held_lock+0x36/0x1d0 [ 58.235525] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 58.240662] __should_failslab+0xba/0xf0 [ 58.244743] should_failslab+0x9/0x14 [ 58.248663] kmem_cache_alloc+0x47/0x730 [ 58.252747] ? lock_acquire+0x173/0x3d0 [ 58.256761] skb_clone+0x115/0x340 [ 58.260407] netlink_deliver_tap+0x7d7/0xb00 [ 58.265028] __netlink_sendskb+0x62/0xc0 [ 58.269100] netlink_unicast+0x4ea/0x650 [ 58.273193] ? netlink_attachskb+0x6c0/0x6c0 [ 58.277623] netlink_ack+0x514/0xa50 [ 58.281351] ? netlink_sendmsg+0xc40/0xc40 [ 58.285618] ? find_held_lock+0x36/0x1d0 [ 58.289691] netlink_rcv_skb+0x2a8/0x3d0 [ 58.293913] ? lock_downgrade+0x860/0x860 [ 58.298173] ? rtnetlink_put_metrics+0x490/0x490 [ 58.303064] ? netlink_ack+0xa50/0xa50 [ 58.306970] ? netlink_deliver_tap+0x182/0xb00 [ 58.311549] rtnetlink_rcv+0x10/0x20 [ 58.315250] netlink_unicast+0x443/0x650 [ 58.319300] ? netlink_attachskb+0x6c0/0x6c0 [ 58.323875] netlink_sendmsg+0x765/0xc40 [ 58.327950] ? netlink_unicast+0x650/0x650 [ 58.332199] ? copy_msghdr_from_user+0x20b/0x3e0 [ 58.336954] ? selinux_socket_sendmsg+0x31/0x40 [ 58.342679] ? netlink_unicast+0x650/0x650 [ 58.346912] sock_sendmsg+0xb5/0xf0 [ 58.350554] ___sys_sendmsg+0x647/0x950 [ 58.354536] ? find_held_lock+0x36/0x1d0 [ 58.358612] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 58.363412] ? __fget+0x278/0x400 [ 58.366878] ? kasan_check_read+0x11/0x20 [ 58.371049] ? __fget+0x295/0x400 [ 58.374530] ? ksys_dup3+0x2e0/0x2e0 [ 58.378275] ? __f_unlock_pos+0xd/0x10 [ 58.382179] ? __fget_light+0x174/0x1e0 [ 58.386170] ? __fdget+0xe/0x10 [ 58.389485] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 58.394342] __sys_sendmsg+0xd9/0x180 [ 58.398167] ? __ia32_sys_shutdown+0x70/0x70 [ 58.403996] ? __sb_end_write+0xa4/0xd0 [ 58.407984] ? kasan_check_write+0x14/0x20 [ 58.412259] ? fput+0x18/0x120 [ 58.415484] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.420872] __x64_sys_sendmsg+0x73/0xb0 [ 58.425066] do_syscall_64+0xd0/0x4e0 [ 58.428913] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.434147] RIP: 0033:0x45c4a9 [ 58.437429] 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 [ 58.456619] RSP: 002b:00007f4e38207c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 58.464348] RAX: ffffffffffffffda RBX: 00007f4e382086d4 RCX: 000000000045c4a9 [ 58.471652] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 58.478929] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 58.486243] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 58.493545] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 58.500853] CPU: 1 PID: 8020 Comm: syz-executor.1 Not tainted 4.19.134-syzkaller #0 [ 58.508778] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.518579] Call Trace: [ 58.521171] dump_stack+0x123/0x177 [ 58.524832] should_fail.cold.4+0x5/0x13 [ 58.528910] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 58.534046] ? lock_downgrade+0x860/0x860 [ 58.538485] __should_failslab+0xba/0xf0 [ 58.542548] should_failslab+0x9/0x14 [ 58.546537] kmem_cache_alloc_trace+0x2d4/0x740 [ 58.551211] ? qfq_change_class+0xa89/0x14b5 [ 58.555631] ? qfq_change_class+0xa89/0x14b5 [ 58.560041] ? __local_bh_enable_ip+0x160/0x260 [ 58.564997] qfq_change_class+0xacf/0x14b5 [ 58.569226] ? selinux_capable+0x1b/0x20 [ 58.573300] ? qfq_delete_class+0x2d0/0x2d0 [ 58.577619] ? nla_parse+0x197/0x280 [ 58.581330] tc_ctl_tclass+0x3e9/0xba0 [ 58.585211] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 58.590348] ? find_held_lock+0x36/0x1d0 [ 58.594592] rtnetlink_rcv_msg+0x34f/0x8f0 [ 58.598826] ? rtnetlink_put_metrics+0x490/0x490 [ 58.603587] ? find_held_lock+0x36/0x1d0 [ 58.607649] netlink_rcv_skb+0x13e/0x3d0 [ 58.611844] ? lock_downgrade+0x860/0x860 [ 58.615990] ? rtnetlink_put_metrics+0x490/0x490 [ 58.620772] ? netlink_ack+0xa50/0xa50 [ 58.624681] ? netlink_deliver_tap+0x182/0xb00 [ 58.629269] rtnetlink_rcv+0x10/0x20 [ 58.633405] netlink_unicast+0x443/0x650 [ 58.637462] ? netlink_attachskb+0x6c0/0x6c0 [ 58.641887] netlink_sendmsg+0x765/0xc40 [ 58.645986] ? netlink_unicast+0x650/0x650 [ 58.650247] ? copy_msghdr_from_user+0x20b/0x3e0 [ 58.655038] ? selinux_socket_sendmsg+0x31/0x40 [ 58.659744] ? netlink_unicast+0x650/0x650 [ 58.664024] sock_sendmsg+0xb5/0xf0 [ 58.667978] ___sys_sendmsg+0x647/0x950 [ 58.672002] ? find_held_lock+0x36/0x1d0 [ 58.676382] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 58.681268] ? __fget+0x278/0x400 [ 58.684833] ? kasan_check_read+0x11/0x20 [ 58.689021] ? __fget+0x295/0x400 [ 58.692622] ? ksys_dup3+0x2e0/0x2e0 [ 58.696348] ? __f_unlock_pos+0xd/0x10 [ 58.700271] ? __fget_light+0x174/0x1e0 [ 58.704253] ? __fdget+0xe/0x10 [ 58.707526] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 58.712400] __sys_sendmsg+0xd9/0x180 [ 58.716206] ? __ia32_sys_shutdown+0x70/0x70 [ 58.720742] ? __sb_end_write+0xa4/0xd0 [ 58.724735] ? kasan_check_write+0x14/0x20 [ 58.729507] ? fput+0x18/0x120 [ 58.732712] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.738079] __x64_sys_sendmsg+0x73/0xb0 [ 58.742179] do_syscall_64+0xd0/0x4e0 [ 58.745991] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.751194] RIP: 0033:0x45c4a9 [ 58.754408] 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 [ 58.773585] RSP: 002b:00007f6b70162c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 58.781768] RAX: ffffffffffffffda RBX: 00007f6b701636d4 RCX: 000000000045c4a9 [ 58.789048] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 58.796405] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 58.803672] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 58.810942] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 58.894595] nla_parse: 3 callbacks suppressed [ 58.894601] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 58.917254] FAULT_INJECTION: forcing a failure. [ 58.917254] name failslab, interval 1, probability 0, space 0, times 0 [ 58.933695] CPU: 1 PID: 8050 Comm: syz-executor.4 Not tainted 4.19.134-syzkaller #0 [ 58.941766] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.951416] Call Trace: [ 58.954003] dump_stack+0x123/0x177 [ 58.957681] should_fail.cold.4+0x5/0x13 [ 58.962280] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 58.967415] ? lock_downgrade+0x860/0x860 [ 58.971614] __should_failslab+0xba/0xf0 [ 58.975691] should_failslab+0x9/0x14 [ 58.979505] kmem_cache_alloc_trace+0x2d4/0x740 [ 58.984178] ? qfq_change_class+0xa89/0x14b5 [ 58.988619] ? qfq_change_class+0xa89/0x14b5 [ 58.993044] ? __local_bh_enable_ip+0x160/0x260 [ 58.997713] qfq_change_class+0xacf/0x14b5 [ 59.001943] ? selinux_capable+0x1b/0x20 [ 59.006000] ? qfq_delete_class+0x2d0/0x2d0 [ 59.010316] ? nla_parse+0x197/0x280 [ 59.014035] tc_ctl_tclass+0x3e9/0xba0 [ 59.017923] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 59.023027] ? find_held_lock+0x36/0x1d0 [ 59.027441] rtnetlink_rcv_msg+0x34f/0x8f0 [ 59.031684] ? rtnetlink_put_metrics+0x490/0x490 [ 59.036460] ? find_held_lock+0x36/0x1d0 [ 59.040619] netlink_rcv_skb+0x13e/0x3d0 [ 59.044681] ? lock_downgrade+0x860/0x860 [ 59.048851] ? rtnetlink_put_metrics+0x490/0x490 [ 59.053873] ? netlink_ack+0xa50/0xa50 [ 59.057754] ? netlink_deliver_tap+0x182/0xb00 [ 59.062442] rtnetlink_rcv+0x10/0x20 [ 59.066150] netlink_unicast+0x443/0x650 [ 59.070225] ? netlink_attachskb+0x6c0/0x6c0 [ 59.074639] netlink_sendmsg+0x765/0xc40 [ 59.078702] ? netlink_unicast+0x650/0x650 [ 59.083036] ? copy_msghdr_from_user+0x20b/0x3e0 [ 59.087797] ? selinux_socket_sendmsg+0x31/0x40 [ 59.092483] ? netlink_unicast+0x650/0x650 [ 59.096713] sock_sendmsg+0xb5/0xf0 [ 59.100414] ___sys_sendmsg+0x647/0x950 [ 59.104402] ? find_held_lock+0x36/0x1d0 [ 59.108464] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 59.113353] ? __fget+0x278/0x400 [ 59.116820] ? kasan_check_read+0x11/0x20 [ 59.120981] ? __fget+0x295/0x400 [ 59.124447] ? ksys_dup3+0x2e0/0x2e0 [ 59.128165] ? __f_unlock_pos+0xd/0x10 [ 59.132071] ? __fget_light+0x174/0x1e0 [ 59.136058] ? __fdget+0xe/0x10 [ 59.139435] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 59.144616] __sys_sendmsg+0xd9/0x180 [ 59.148601] ? __ia32_sys_shutdown+0x70/0x70 [ 59.153022] ? __sb_end_write+0xa4/0xd0 [ 59.156992] ? kasan_check_write+0x14/0x20 [ 59.161278] ? fput+0x18/0x120 [ 59.164814] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.170201] __x64_sys_sendmsg+0x73/0xb0 [ 59.174307] do_syscall_64+0xd0/0x4e0 [ 59.178240] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.183764] RIP: 0033:0x45c4a9 [ 59.186966] 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 [ 59.207600] RSP: 002b:00007f6293e25c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 59.215306] RAX: ffffffffffffffda RBX: 00007f6293e266d4 RCX: 000000000045c4a9 [ 59.222579] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 59.229867] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 59.237145] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 2020/07/22 23:08:19 executed programs: 19 [ 59.244443] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 59.258865] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 59.298670] FAULT_INJECTION: forcing a failure. [ 59.298670] name failslab, interval 1, probability 0, space 0, times 0 [ 59.315428] CPU: 0 PID: 8061 Comm: syz-executor.0 Not tainted 4.19.134-syzkaller #0 [ 59.323365] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.333583] Call Trace: [ 59.336166] dump_stack+0x123/0x177 [ 59.339797] should_fail.cold.4+0x5/0x13 [ 59.344992] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 59.350096] ? lock_downgrade+0x860/0x860 [ 59.354293] __should_failslab+0xba/0xf0 [ 59.358358] should_failslab+0x9/0x14 [ 59.362168] kmem_cache_alloc_trace+0x2d4/0x740 [ 59.366854] ? qfq_change_class+0xa89/0x14b5 [ 59.371254] ? qfq_change_class+0xa89/0x14b5 [ 59.375649] ? __local_bh_enable_ip+0x160/0x260 [ 59.380312] qfq_change_class+0xacf/0x14b5 [ 59.384547] ? selinux_capable+0x1b/0x20 [ 59.388671] ? qfq_delete_class+0x2d0/0x2d0 [ 59.393020] ? nla_parse+0x197/0x280 [ 59.396766] tc_ctl_tclass+0x3e9/0xba0 [ 59.400664] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 59.405784] ? find_held_lock+0x36/0x1d0 [ 59.409858] rtnetlink_rcv_msg+0x34f/0x8f0 [ 59.414100] ? rtnetlink_put_metrics+0x490/0x490 [ 59.418882] ? find_held_lock+0x36/0x1d0 [ 59.422951] netlink_rcv_skb+0x13e/0x3d0 [ 59.427375] ? lock_downgrade+0x860/0x860 [ 59.432071] ? rtnetlink_put_metrics+0x490/0x490 [ 59.436830] ? netlink_ack+0xa50/0xa50 [ 59.440783] ? netlink_deliver_tap+0x182/0xb00 [ 59.445389] rtnetlink_rcv+0x10/0x20 [ 59.449170] netlink_unicast+0x443/0x650 [ 59.453230] ? netlink_attachskb+0x6c0/0x6c0 [ 59.457689] netlink_sendmsg+0x765/0xc40 [ 59.461756] ? netlink_unicast+0x650/0x650 [ 59.465998] ? copy_msghdr_from_user+0x20b/0x3e0 [ 59.470751] ? selinux_socket_sendmsg+0x31/0x40 [ 59.475421] ? netlink_unicast+0x650/0x650 [ 59.479688] sock_sendmsg+0xb5/0xf0 [ 59.483310] ___sys_sendmsg+0x647/0x950 [ 59.487279] ? find_held_lock+0x36/0x1d0 [ 59.491347] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 59.496135] ? __fget+0x278/0x400 [ 59.499591] ? kasan_check_read+0x11/0x20 [ 59.503984] ? __fget+0x295/0x400 [ 59.507537] ? ksys_dup3+0x2e0/0x2e0 [ 59.511252] ? __f_unlock_pos+0xd/0x10 [ 59.515259] ? __fget_light+0x174/0x1e0 [ 59.519239] ? __fdget+0xe/0x10 [ 59.522506] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 59.527349] __sys_sendmsg+0xd9/0x180 [ 59.531163] ? __ia32_sys_shutdown+0x70/0x70 [ 59.535595] ? __sb_end_write+0xa4/0xd0 [ 59.539560] ? kasan_check_write+0x14/0x20 [ 59.543809] ? fput+0x18/0x120 [ 59.547005] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.552368] __x64_sys_sendmsg+0x73/0xb0 [ 59.556447] do_syscall_64+0xd0/0x4e0 [ 59.560269] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.565763] RIP: 0033:0x45c4a9 [ 59.568941] 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 [ 59.588054] RSP: 002b:00007fafa3e8dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 59.595874] RAX: ffffffffffffffda RBX: 00007fafa3e8e6d4 RCX: 000000000045c4a9 [ 59.603272] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 59.610562] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 59.617855] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 59.625129] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 59.664451] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 59.688512] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 59.706541] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 59.726800] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 59.744772] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 59.758834] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 59.773530] FAULT_INJECTION: forcing a failure. [ 59.773530] name failslab, interval 1, probability 0, space 0, times 0 [ 59.785527] CPU: 0 PID: 8073 Comm: syz-executor.1 Not tainted 4.19.134-syzkaller #0 [ 59.793354] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.802810] Call Trace: [ 59.805405] dump_stack+0x123/0x177 [ 59.809046] should_fail.cold.4+0x5/0x13 [ 59.813119] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 59.818241] ? lock_downgrade+0x860/0x860 [ 59.822553] __should_failslab+0xba/0xf0 [ 59.826770] should_failslab+0x9/0x14 [ 59.830602] kmem_cache_alloc_trace+0x2d4/0x740 [ 59.835300] ? qfq_change_class+0xa89/0x14b5 [ 59.839953] ? qfq_change_class+0xa89/0x14b5 [ 59.844388] ? __local_bh_enable_ip+0x160/0x260 [ 59.849083] qfq_change_class+0xacf/0x14b5 [ 59.853443] ? selinux_capable+0x1b/0x20 [ 59.857647] ? qfq_delete_class+0x2d0/0x2d0 [ 59.861979] ? nla_parse+0x197/0x280 [ 59.865716] tc_ctl_tclass+0x3e9/0xba0 [ 59.869620] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 59.874744] ? find_held_lock+0x36/0x1d0 [ 59.878940] rtnetlink_rcv_msg+0x34f/0x8f0 [ 59.883193] ? rtnetlink_put_metrics+0x490/0x490 [ 59.887971] ? find_held_lock+0x36/0x1d0 [ 59.892680] netlink_rcv_skb+0x13e/0x3d0 [ 59.896742] ? lock_downgrade+0x860/0x860 [ 59.900923] ? rtnetlink_put_metrics+0x490/0x490 [ 59.905801] ? netlink_ack+0xa50/0xa50 [ 59.909727] ? netlink_deliver_tap+0x182/0xb00 [ 59.914313] rtnetlink_rcv+0x10/0x20 [ 59.918333] netlink_unicast+0x443/0x650 [ 59.922573] ? netlink_attachskb+0x6c0/0x6c0 [ 59.927003] netlink_sendmsg+0x765/0xc40 [ 59.931078] ? netlink_unicast+0x650/0x650 [ 59.935376] ? copy_msghdr_from_user+0x20b/0x3e0 [ 59.940155] ? selinux_socket_sendmsg+0x31/0x40 [ 59.944825] ? netlink_unicast+0x650/0x650 [ 59.949142] sock_sendmsg+0xb5/0xf0 [ 59.952795] ___sys_sendmsg+0x647/0x950 [ 59.956773] ? find_held_lock+0x36/0x1d0 [ 59.960850] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 59.965621] ? __fget+0x278/0x400 [ 59.969067] ? kasan_check_read+0x11/0x20 [ 59.973343] ? __fget+0x295/0x400 [ 59.976930] ? ksys_dup3+0x2e0/0x2e0 [ 59.980746] ? __f_unlock_pos+0xd/0x10 [ 59.984670] ? __fget_light+0x174/0x1e0 [ 59.988668] ? __fdget+0xe/0x10 [ 59.991961] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 59.996815] __sys_sendmsg+0xd9/0x180 [ 60.000653] ? __ia32_sys_shutdown+0x70/0x70 [ 60.005075] ? __sb_end_write+0xa4/0xd0 [ 60.009060] ? kasan_check_write+0x14/0x20 [ 60.014975] ? fput+0x18/0x120 [ 60.018298] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.023684] __x64_sys_sendmsg+0x73/0xb0 [ 60.027931] do_syscall_64+0xd0/0x4e0 [ 60.031746] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.036979] RIP: 0033:0x45c4a9 [ 60.040177] 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 [ 60.059531] RSP: 002b:00007f6b701a4c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 60.067453] RAX: ffffffffffffffda RBX: 00007f6b701a56d4 RCX: 000000000045c4a9 [ 60.074907] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 60.082985] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 60.090279] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 60.097572] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 60.119604] FAULT_INJECTION: forcing a failure. [ 60.119604] name failslab, interval 1, probability 0, space 0, times 0 [ 60.140745] CPU: 0 PID: 8101 Comm: syz-executor.3 Not tainted 4.19.134-syzkaller #0 [ 60.148593] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.157972] Call Trace: [ 60.160787] dump_stack+0x123/0x177 [ 60.164423] should_fail.cold.4+0x5/0x13 [ 60.168497] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 60.174005] ? lock_downgrade+0x860/0x860 [ 60.178209] __should_failslab+0xba/0xf0 [ 60.182280] should_failslab+0x9/0x14 [ 60.186080] kmem_cache_alloc_trace+0x2d4/0x740 [ 60.190742] ? qfq_change_class+0xa89/0x14b5 [ 60.195155] ? qfq_change_class+0xa89/0x14b5 [ 60.200201] ? __local_bh_enable_ip+0x160/0x260 [ 60.205655] qfq_change_class+0xacf/0x14b5 [ 60.210454] ? selinux_capable+0x1b/0x20 [ 60.214566] ? qfq_delete_class+0x2d0/0x2d0 [ 60.219111] ? nla_parse+0x197/0x280 [ 60.222830] tc_ctl_tclass+0x3e9/0xba0 [ 60.226748] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 60.231860] ? find_held_lock+0x36/0x1d0 [ 60.235933] rtnetlink_rcv_msg+0x34f/0x8f0 [ 60.240324] ? rtnetlink_put_metrics+0x490/0x490 [ 60.245304] ? find_held_lock+0x36/0x1d0 [ 60.249376] netlink_rcv_skb+0x13e/0x3d0 [ 60.253579] ? lock_downgrade+0x860/0x860 [ 60.257734] ? rtnetlink_put_metrics+0x490/0x490 [ 60.262495] ? netlink_ack+0xa50/0xa50 [ 60.266399] ? netlink_deliver_tap+0x182/0xb00 [ 60.270994] rtnetlink_rcv+0x10/0x20 [ 60.274708] netlink_unicast+0x443/0x650 [ 60.278771] ? netlink_attachskb+0x6c0/0x6c0 [ 60.283174] netlink_sendmsg+0x765/0xc40 [ 60.287233] ? netlink_unicast+0x650/0x650 [ 60.291469] ? copy_msghdr_from_user+0x20b/0x3e0 [ 60.296234] ? selinux_socket_sendmsg+0x31/0x40 [ 60.300923] ? netlink_unicast+0x650/0x650 [ 60.305188] sock_sendmsg+0xb5/0xf0 [ 60.308810] ___sys_sendmsg+0x647/0x950 [ 60.312796] ? find_held_lock+0x36/0x1d0 [ 60.316861] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 60.321738] ? __fget+0x278/0x400 [ 60.325230] ? kasan_check_read+0x11/0x20 [ 60.329468] ? __fget+0x295/0x400 [ 60.332925] ? ksys_dup3+0x2e0/0x2e0 [ 60.336747] ? __f_unlock_pos+0xd/0x10 [ 60.340630] ? __fget_light+0x174/0x1e0 [ 60.344704] ? __fdget+0xe/0x10 [ 60.347985] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 60.361608] __sys_sendmsg+0xd9/0x180 [ 60.365414] ? __ia32_sys_shutdown+0x70/0x70 [ 60.369870] ? __sb_end_write+0xa4/0xd0 [ 60.373864] ? kasan_check_write+0x14/0x20 [ 60.378099] ? fput+0x18/0x120 [ 60.381323] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.386700] __x64_sys_sendmsg+0x73/0xb0 [ 60.390751] do_syscall_64+0xd0/0x4e0 [ 60.394608] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.399799] RIP: 0033:0x45c4a9 [ 60.402975] 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 [ 60.422220] RSP: 002b:00007f7f15ae8c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 60.429942] RAX: ffffffffffffffda RBX: 00007f7f15ae96d4 RCX: 000000000045c4a9 [ 60.437208] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 60.444580] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 60.452112] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 60.459480] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 60.470862] FAULT_INJECTION: forcing a failure. [ 60.470862] name failslab, interval 1, probability 0, space 0, times 0 [ 60.483922] CPU: 0 PID: 8074 Comm: syz-executor.4 Not tainted 4.19.134-syzkaller #0 [ 60.492045] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.501415] Call Trace: [ 60.504029] dump_stack+0x123/0x177 [ 60.507682] should_fail.cold.4+0x5/0x13 [ 60.511763] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 60.517154] ? lock_downgrade+0x860/0x860 [ 60.521327] __should_failslab+0xba/0xf0 [ 60.525412] should_failslab+0x9/0x14 [ 60.529221] kmem_cache_alloc_trace+0x2d4/0x740 [ 60.533890] ? qfq_change_class+0xa89/0x14b5 [ 60.538421] ? qfq_change_class+0xa89/0x14b5 [ 60.542830] ? __local_bh_enable_ip+0x160/0x260 [ 60.547521] qfq_change_class+0xacf/0x14b5 [ 60.551839] ? selinux_capable+0x1b/0x20 [ 60.555897] ? qfq_delete_class+0x2d0/0x2d0 [ 60.560309] ? nla_parse+0x197/0x280 [ 60.564380] tc_ctl_tclass+0x3e9/0xba0 [ 60.568287] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 60.573420] ? find_held_lock+0x36/0x1d0 [ 60.577520] rtnetlink_rcv_msg+0x34f/0x8f0 [ 60.581874] ? rtnetlink_put_metrics+0x490/0x490 [ 60.586718] ? find_held_lock+0x36/0x1d0 [ 60.590782] netlink_rcv_skb+0x13e/0x3d0 [ 60.594843] ? lock_downgrade+0x860/0x860 [ 60.599028] ? rtnetlink_put_metrics+0x490/0x490 [ 60.603781] ? netlink_ack+0xa50/0xa50 [ 60.607664] ? netlink_deliver_tap+0x182/0xb00 [ 60.612246] rtnetlink_rcv+0x10/0x20 [ 60.616046] netlink_unicast+0x443/0x650 [ 60.620129] ? netlink_attachskb+0x6c0/0x6c0 [ 60.624557] netlink_sendmsg+0x765/0xc40 [ 60.628635] ? netlink_unicast+0x650/0x650 [ 60.632902] ? copy_msghdr_from_user+0x20b/0x3e0 [ 60.637844] ? selinux_socket_sendmsg+0x31/0x40 [ 60.642535] ? netlink_unicast+0x650/0x650 [ 60.646780] sock_sendmsg+0xb5/0xf0 [ 60.650475] ___sys_sendmsg+0x647/0x950 [ 60.654472] ? find_held_lock+0x36/0x1d0 [ 60.658540] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 60.663302] ? __fget+0x278/0x400 [ 60.666771] ? kasan_check_read+0x11/0x20 [ 60.670937] ? __fget+0x295/0x400 [ 60.674409] ? ksys_dup3+0x2e0/0x2e0 [ 60.678198] ? __f_unlock_pos+0xd/0x10 [ 60.682108] ? __fget_light+0x174/0x1e0 [ 60.686089] ? __fdget+0xe/0x10 [ 60.689381] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 60.694213] __sys_sendmsg+0xd9/0x180 [ 60.698012] ? __ia32_sys_shutdown+0x70/0x70 [ 60.702443] ? __sb_end_write+0xa4/0xd0 [ 60.706424] ? kasan_check_write+0x14/0x20 [ 60.711093] ? fput+0x18/0x120 [ 60.714452] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.719840] __x64_sys_sendmsg+0x73/0xb0 [ 60.724068] do_syscall_64+0xd0/0x4e0 [ 60.727909] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.733118] RIP: 0033:0x45c4a9 [ 60.736314] 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 [ 60.755492] RSP: 002b:00007f6293e25c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 60.763339] RAX: ffffffffffffffda RBX: 00007f6293e266d4 RCX: 000000000045c4a9 [ 60.770726] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 60.778017] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 60.785333] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 60.792620] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 60.804611] FAULT_INJECTION: forcing a failure. [ 60.804611] name failslab, interval 1, probability 0, space 0, times 0 [ 60.820976] CPU: 0 PID: 8083 Comm: syz-executor.2 Not tainted 4.19.134-syzkaller #0 [ 60.829109] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.838926] Call Trace: [ 60.841520] dump_stack+0x123/0x177 [ 60.845140] should_fail.cold.4+0x5/0x13 [ 60.849202] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 60.854303] ? lock_downgrade+0x860/0x860 [ 60.858474] __should_failslab+0xba/0xf0 [ 60.862530] should_failslab+0x9/0x14 [ 60.866442] kmem_cache_alloc_trace+0x2d4/0x740 [ 60.871130] ? qfq_change_class+0xa89/0x14b5 [ 60.875628] ? qfq_change_class+0xa89/0x14b5 [ 60.880029] ? __local_bh_enable_ip+0x160/0x260 [ 60.884831] qfq_change_class+0xacf/0x14b5 [ 60.889062] ? selinux_capable+0x1b/0x20 [ 60.893128] ? qfq_delete_class+0x2d0/0x2d0 [ 60.897476] ? nla_parse+0x197/0x280 [ 60.901192] tc_ctl_tclass+0x3e9/0xba0 [ 60.905166] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 60.910473] ? find_held_lock+0x36/0x1d0 [ 60.914542] rtnetlink_rcv_msg+0x34f/0x8f0 [ 60.918766] ? rtnetlink_put_metrics+0x490/0x490 [ 60.923510] ? find_held_lock+0x36/0x1d0 [ 60.927582] netlink_rcv_skb+0x13e/0x3d0 [ 60.931658] ? lock_downgrade+0x860/0x860 [ 60.935938] ? rtnetlink_put_metrics+0x490/0x490 [ 60.940699] ? netlink_ack+0xa50/0xa50 [ 60.944573] ? netlink_deliver_tap+0x182/0xb00 [ 60.949180] rtnetlink_rcv+0x10/0x20 [ 60.952907] netlink_unicast+0x443/0x650 [ 60.956966] ? netlink_attachskb+0x6c0/0x6c0 [ 60.961371] netlink_sendmsg+0x765/0xc40 [ 60.965426] ? netlink_unicast+0x650/0x650 [ 60.969649] ? copy_msghdr_from_user+0x20b/0x3e0 [ 60.974428] ? selinux_socket_sendmsg+0x31/0x40 [ 60.979114] ? netlink_unicast+0x650/0x650 [ 60.983365] sock_sendmsg+0xb5/0xf0 [ 60.987092] ___sys_sendmsg+0x647/0x950 [ 60.991073] ? find_held_lock+0x36/0x1d0 [ 60.995155] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 60.999931] ? __fget+0x278/0x400 [ 61.003387] ? kasan_check_read+0x11/0x20 [ 61.007531] ? __fget+0x295/0x400 [ 61.010986] ? ksys_dup3+0x2e0/0x2e0 [ 61.014682] ? __f_unlock_pos+0xd/0x10 [ 61.018666] ? __fget_light+0x174/0x1e0 [ 61.022657] ? __fdget+0xe/0x10 [ 61.025937] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 61.030783] __sys_sendmsg+0xd9/0x180 [ 61.034587] ? __ia32_sys_shutdown+0x70/0x70 [ 61.039027] ? __sb_end_write+0xa4/0xd0 [ 61.043022] ? kasan_check_write+0x14/0x20 [ 61.047367] ? fput+0x18/0x120 [ 61.050659] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.056027] __x64_sys_sendmsg+0x73/0xb0 [ 61.060206] do_syscall_64+0xd0/0x4e0 [ 61.064016] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.069381] RIP: 0033:0x45c4a9 [ 61.072586] 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 [ 61.091941] RSP: 002b:00007f4e38249c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 61.099663] RAX: ffffffffffffffda RBX: 00007f4e3824a6d4 RCX: 000000000045c4a9 [ 61.106951] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 61.114226] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 61.121510] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 61.128781] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 61.163599] FAULT_INJECTION: forcing a failure. [ 61.163599] name failslab, interval 1, probability 0, space 0, times 0 [ 61.185904] CPU: 0 PID: 8080 Comm: syz-executor.5 Not tainted 4.19.134-syzkaller #0 [ 61.194113] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.203464] Call Trace: [ 61.206053] dump_stack+0x123/0x177 [ 61.209687] should_fail.cold.4+0x5/0x13 [ 61.213844] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 61.219096] ? lock_downgrade+0x860/0x860 [ 61.223435] __should_failslab+0xba/0xf0 [ 61.227513] should_failslab+0x9/0x14 [ 61.231329] kmem_cache_alloc_trace+0x2d4/0x740 [ 61.236047] ? qfq_change_class+0xa89/0x14b5 [ 61.240474] ? qfq_change_class+0xa89/0x14b5 [ 61.245947] ? __local_bh_enable_ip+0x160/0x260 [ 61.250773] qfq_change_class+0xacf/0x14b5 [ 61.255067] ? selinux_capable+0x1b/0x20 [ 61.259700] ? qfq_delete_class+0x2d0/0x2d0 [ 61.264105] ? nla_parse+0x197/0x280 [ 61.267826] tc_ctl_tclass+0x3e9/0xba0 [ 61.271720] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 61.276842] ? find_held_lock+0x36/0x1d0 [ 61.280933] rtnetlink_rcv_msg+0x34f/0x8f0 [ 61.285175] ? rtnetlink_put_metrics+0x490/0x490 [ 61.289929] ? find_held_lock+0x36/0x1d0 [ 61.293993] netlink_rcv_skb+0x13e/0x3d0 [ 61.298052] ? lock_downgrade+0x860/0x860 [ 61.302314] ? rtnetlink_put_metrics+0x490/0x490 [ 61.307091] ? netlink_ack+0xa50/0xa50 [ 61.310985] ? netlink_deliver_tap+0x182/0xb00 [ 61.315578] rtnetlink_rcv+0x10/0x20 [ 61.319288] netlink_unicast+0x443/0x650 [ 61.323365] ? netlink_attachskb+0x6c0/0x6c0 [ 61.327778] netlink_sendmsg+0x765/0xc40 [ 61.331885] ? netlink_unicast+0x650/0x650 [ 61.336154] ? copy_msghdr_from_user+0x20b/0x3e0 [ 61.340928] ? selinux_socket_sendmsg+0x31/0x40 [ 61.345611] ? netlink_unicast+0x650/0x650 [ 61.350977] sock_sendmsg+0xb5/0xf0 [ 61.354612] ___sys_sendmsg+0x647/0x950 [ 61.358694] ? find_held_lock+0x36/0x1d0 [ 61.362780] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 61.367538] ? __fget+0x278/0x400 [ 61.370997] ? kasan_check_read+0x11/0x20 [ 61.375173] ? __fget+0x295/0x400 [ 61.378760] ? ksys_dup3+0x2e0/0x2e0 [ 61.382505] ? __f_unlock_pos+0xd/0x10 [ 61.386485] ? __fget_light+0x174/0x1e0 [ 61.390560] ? __fdget+0xe/0x10 [ 61.393891] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 61.398844] __sys_sendmsg+0xd9/0x180 [ 61.402640] ? __ia32_sys_shutdown+0x70/0x70 [ 61.407046] ? __sb_end_write+0xa4/0xd0 [ 61.411028] ? kasan_check_write+0x14/0x20 [ 61.415263] ? fput+0x18/0x120 [ 61.418902] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.424370] __x64_sys_sendmsg+0x73/0xb0 [ 61.428457] do_syscall_64+0xd0/0x4e0 [ 61.432248] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.437446] RIP: 0033:0x45c4a9 [ 61.440721] 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 [ 61.460241] RSP: 002b:00007f0e1f9b1c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 61.468182] RAX: ffffffffffffffda RBX: 00007f0e1f9b26d4 RCX: 000000000045c4a9 [ 61.475510] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 61.483009] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 61.490301] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 61.497566] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 61.530438] FAULT_INJECTION: forcing a failure. [ 61.530438] name failslab, interval 1, probability 0, space 0, times 0 [ 61.549394] CPU: 0 PID: 8079 Comm: syz-executor.0 Not tainted 4.19.134-syzkaller #0 [ 61.557233] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.566766] Call Trace: [ 61.569354] dump_stack+0x123/0x177 [ 61.572979] should_fail.cold.4+0x5/0x13 [ 61.577037] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 61.582170] ? lock_downgrade+0x860/0x860 [ 61.586425] __should_failslab+0xba/0xf0 [ 61.590692] should_failslab+0x9/0x14 [ 61.594591] kmem_cache_alloc_node_trace+0x26d/0x730 [ 61.599760] ? __lock_is_held+0xb5/0x140 [ 61.603913] __kmalloc_node+0x3c/0x70 [ 61.607945] qdisc_alloc+0xb1/0x9a0 [ 61.611679] ? kmem_cache_alloc_trace+0x350/0x740 [ 61.616640] qdisc_create_dflt+0x5e/0x1a0 [ 61.620783] qfq_change_class+0x6a4/0x14b5 [ 61.625083] ? selinux_capable+0x1b/0x20 [ 61.629242] ? security_capable+0x58/0xa0 [ 61.633552] ? qfq_delete_class+0x2d0/0x2d0 [ 61.637954] ? nla_parse+0x197/0x280 [ 61.641665] tc_ctl_tclass+0x3e9/0xba0 [ 61.645576] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 61.650703] ? find_held_lock+0x36/0x1d0 [ 61.654777] rtnetlink_rcv_msg+0x34f/0x8f0 [ 61.659204] ? rtnetlink_put_metrics+0x490/0x490 [ 61.664017] ? find_held_lock+0x36/0x1d0 [ 61.668086] netlink_rcv_skb+0x13e/0x3d0 [ 61.672142] ? lock_downgrade+0x860/0x860 [ 61.676305] ? rtnetlink_put_metrics+0x490/0x490 [ 61.681052] ? netlink_ack+0xa50/0xa50 [ 61.685122] ? netlink_deliver_tap+0x182/0xb00 [ 61.689743] rtnetlink_rcv+0x10/0x20 [ 61.693482] netlink_unicast+0x443/0x650 [ 61.697552] ? netlink_attachskb+0x6c0/0x6c0 [ 61.702113] netlink_sendmsg+0x765/0xc40 [ 61.706234] ? netlink_unicast+0x650/0x650 [ 61.710523] ? copy_msghdr_from_user+0x20b/0x3e0 [ 61.715570] ? selinux_socket_sendmsg+0x31/0x40 [ 61.720241] ? netlink_unicast+0x650/0x650 [ 61.724669] sock_sendmsg+0xb5/0xf0 [ 61.728312] ___sys_sendmsg+0x647/0x950 [ 61.732284] ? find_held_lock+0x36/0x1d0 [ 61.736354] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 61.741117] ? __fget+0x278/0x400 [ 61.744586] ? kasan_check_read+0x11/0x20 [ 61.748900] ? __fget+0x295/0x400 [ 61.752451] ? ksys_dup3+0x2e0/0x2e0 [ 61.756375] ? __f_unlock_pos+0xd/0x10 [ 61.760274] ? __fget_light+0x174/0x1e0 [ 61.764399] ? __fdget+0xe/0x10 [ 61.767777] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 61.772986] __sys_sendmsg+0xd9/0x180 [ 61.776811] ? __ia32_sys_shutdown+0x70/0x70 [ 61.781230] ? __sb_end_write+0xa4/0xd0 [ 61.785203] ? kasan_check_write+0x14/0x20 [ 61.789537] ? fput+0x18/0x120 [ 61.792768] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.798171] __x64_sys_sendmsg+0x73/0xb0 [ 61.802339] do_syscall_64+0xd0/0x4e0 [ 61.806159] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.811388] RIP: 0033:0x45c4a9 [ 61.814594] 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 [ 61.833990] RSP: 002b:00007fafa3ecfc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 61.841849] RAX: ffffffffffffffda RBX: 00007fafa3ed06d4 RCX: 000000000045c4a9 [ 61.849222] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 61.856572] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 61.864419] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 61.871715] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 61.890089] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 61.915316] FAULT_INJECTION: forcing a failure. [ 61.915316] name failslab, interval 1, probability 0, space 0, times 0 [ 61.917637] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 61.938121] CPU: 0 PID: 8115 Comm: syz-executor.1 Not tainted 4.19.134-syzkaller #0 [ 61.945925] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.955410] Call Trace: [ 61.958004] dump_stack+0x123/0x177 [ 61.961637] should_fail.cold.4+0x5/0x13 [ 61.965558] FAULT_INJECTION: forcing a failure. [ 61.965558] name failslab, interval 1, probability 0, space 0, times 0 [ 61.965780] ? find_held_lock+0x36/0x1d0 [ 61.981025] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 61.986126] __should_failslab+0xba/0xf0 [ 61.990183] should_failslab+0x9/0x14 [ 61.993978] kmem_cache_alloc+0x47/0x730 [ 61.998041] ? lock_acquire+0x173/0x3d0 [ 62.002014] skb_clone+0x115/0x340 [ 62.005546] netlink_deliver_tap+0x7d7/0xb00 [ 62.009970] __netlink_sendskb+0x62/0xc0 [ 62.014050] netlink_unicast+0x4ea/0x650 [ 62.018231] ? netlink_attachskb+0x6c0/0x6c0 [ 62.022762] netlink_ack+0x514/0xa50 [ 62.026561] ? netlink_sendmsg+0xc40/0xc40 [ 62.030796] ? find_held_lock+0x36/0x1d0 [ 62.034974] netlink_rcv_skb+0x2a8/0x3d0 [ 62.039039] ? lock_downgrade+0x860/0x860 [ 62.043217] ? rtnetlink_put_metrics+0x490/0x490 [ 62.048003] ? netlink_ack+0xa50/0xa50 [ 62.051900] ? netlink_deliver_tap+0x182/0xb00 [ 62.056503] rtnetlink_rcv+0x10/0x20 [ 62.060261] netlink_unicast+0x443/0x650 [ 62.064360] ? netlink_attachskb+0x6c0/0x6c0 [ 62.068784] netlink_sendmsg+0x765/0xc40 [ 62.072869] ? netlink_unicast+0x650/0x650 [ 62.077218] ? copy_msghdr_from_user+0x20b/0x3e0 [ 62.082006] ? selinux_socket_sendmsg+0x31/0x40 [ 62.086698] ? netlink_unicast+0x650/0x650 [ 62.090950] sock_sendmsg+0xb5/0xf0 [ 62.094599] ___sys_sendmsg+0x647/0x950 [ 62.098584] ? find_held_lock+0x36/0x1d0 [ 62.102673] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 62.107445] ? __fget+0x278/0x400 [ 62.110923] ? kasan_check_read+0x11/0x20 [ 62.115083] ? __fget+0x295/0x400 [ 62.118638] ? ksys_dup3+0x2e0/0x2e0 [ 62.122460] ? __f_unlock_pos+0xd/0x10 [ 62.126380] ? __fget_light+0x174/0x1e0 [ 62.130377] ? __fdget+0xe/0x10 [ 62.133677] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 62.138535] __sys_sendmsg+0xd9/0x180 [ 62.142354] ? __ia32_sys_shutdown+0x70/0x70 [ 62.146786] ? __sb_end_write+0xa4/0xd0 [ 62.150767] ? kasan_check_write+0x14/0x20 [ 62.155016] ? fput+0x18/0x120 [ 62.158218] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.163596] __x64_sys_sendmsg+0x73/0xb0 [ 62.167698] do_syscall_64+0xd0/0x4e0 [ 62.171508] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.176809] RIP: 0033:0x45c4a9 [ 62.180010] 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 [ 62.198921] RSP: 002b:00007f6b70162c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 62.206726] RAX: ffffffffffffffda RBX: 00007f6b701636d4 RCX: 000000000045c4a9 [ 62.214025] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 62.221325] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 62.228601] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 62.235866] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 62.243209] CPU: 1 PID: 8142 Comm: syz-executor.0 Not tainted 4.19.134-syzkaller #0 [ 62.251069] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.260440] Call Trace: [ 62.263071] dump_stack+0x123/0x177 [ 62.266713] should_fail.cold.4+0x5/0x13 [ 62.270880] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 62.276088] ? lock_downgrade+0x860/0x860 [ 62.280260] __should_failslab+0xba/0xf0 [ 62.284341] should_failslab+0x9/0x14 [ 62.288147] kmem_cache_alloc_trace+0x2d4/0x740 [ 62.292828] ? qfq_change_class+0xa89/0x14b5 [ 62.297259] ? qfq_change_class+0xa89/0x14b5 [ 62.301682] ? __local_bh_enable_ip+0x160/0x260 [ 62.306537] qfq_change_class+0xacf/0x14b5 [ 62.310784] ? selinux_capable+0x1b/0x20 [ 62.314866] ? qfq_delete_class+0x2d0/0x2d0 [ 62.319196] ? nla_parse+0x197/0x280 [ 62.322920] tc_ctl_tclass+0x3e9/0xba0 [ 62.326915] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 62.332658] ? find_held_lock+0x36/0x1d0 [ 62.336746] rtnetlink_rcv_msg+0x34f/0x8f0 [ 62.340996] ? rtnetlink_put_metrics+0x490/0x490 [ 62.345752] ? find_held_lock+0x36/0x1d0 [ 62.349830] netlink_rcv_skb+0x13e/0x3d0 [ 62.353927] ? lock_downgrade+0x860/0x860 [ 62.358101] ? rtnetlink_put_metrics+0x490/0x490 [ 62.362851] ? netlink_ack+0xa50/0xa50 [ 62.366734] ? netlink_deliver_tap+0x182/0xb00 [ 62.371315] rtnetlink_rcv+0x10/0x20 [ 62.375113] netlink_unicast+0x443/0x650 [ 62.379196] ? netlink_attachskb+0x6c0/0x6c0 [ 62.383717] netlink_sendmsg+0x765/0xc40 [ 62.387832] ? netlink_unicast+0x650/0x650 [ 62.392087] ? copy_msghdr_from_user+0x20b/0x3e0 [ 62.397191] ? selinux_socket_sendmsg+0x31/0x40 [ 62.401859] ? netlink_unicast+0x650/0x650 [ 62.406116] sock_sendmsg+0xb5/0xf0 [ 62.409880] ___sys_sendmsg+0x647/0x950 [ 62.413856] ? find_held_lock+0x36/0x1d0 [ 62.418059] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 62.422918] ? __fget+0x278/0x400 [ 62.426392] ? kasan_check_read+0x11/0x20 [ 62.430571] ? __fget+0x295/0x400 [ 62.434039] ? ksys_dup3+0x2e0/0x2e0 [ 62.437773] ? __f_unlock_pos+0xd/0x10 [ 62.441688] ? __fget_light+0x174/0x1e0 [ 62.446400] ? __fdget+0xe/0x10 [ 62.449880] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 62.454804] __sys_sendmsg+0xd9/0x180 [ 62.458598] ? __ia32_sys_shutdown+0x70/0x70 [ 62.463107] ? __sb_end_write+0xa4/0xd0 [ 62.467195] ? kasan_check_write+0x14/0x20 [ 62.471542] ? fput+0x18/0x120 [ 62.474847] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.480299] __x64_sys_sendmsg+0x73/0xb0 [ 62.484355] do_syscall_64+0xd0/0x4e0 [ 62.488173] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.493355] RIP: 0033:0x45c4a9 [ 62.496555] 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 [ 62.515579] RSP: 002b:00007fafa3ecfc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 62.523310] RAX: ffffffffffffffda RBX: 00007fafa3ed06d4 RCX: 000000000045c4a9 [ 62.530732] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 62.538385] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 62.545674] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 62.552997] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 62.620922] FAULT_INJECTION: forcing a failure. [ 62.620922] name failslab, interval 1, probability 0, space 0, times 0 [ 62.634771] CPU: 1 PID: 8126 Comm: syz-executor.4 Not tainted 4.19.134-syzkaller #0 [ 62.642581] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.651941] Call Trace: [ 62.654563] dump_stack+0x123/0x177 [ 62.658296] should_fail.cold.4+0x5/0x13 [ 62.662552] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 62.667758] ? lock_downgrade+0x860/0x860 [ 62.671939] __should_failslab+0xba/0xf0 [ 62.676196] should_failslab+0x9/0x14 [ 62.680019] kmem_cache_alloc_trace+0x2d4/0x740 [ 62.684777] ? qfq_change_class+0xa89/0x14b5 [ 62.689217] ? qfq_change_class+0xa89/0x14b5 [ 62.693809] ? __local_bh_enable_ip+0x160/0x260 [ 62.698490] qfq_change_class+0xacf/0x14b5 [ 62.702921] ? selinux_capable+0x1b/0x20 [ 62.707377] ? qfq_delete_class+0x2d0/0x2d0 [ 62.712146] ? nla_parse+0x197/0x280 [ 62.715878] tc_ctl_tclass+0x3e9/0xba0 [ 62.719775] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 62.724870] ? find_held_lock+0x36/0x1d0 [ 62.728955] rtnetlink_rcv_msg+0x34f/0x8f0 [ 62.733638] ? rtnetlink_put_metrics+0x490/0x490 [ 62.738405] ? find_held_lock+0x36/0x1d0 [ 62.742481] netlink_rcv_skb+0x13e/0x3d0 [ 62.746549] ? lock_downgrade+0x860/0x860 [ 62.750894] ? rtnetlink_put_metrics+0x490/0x490 [ 62.755955] ? netlink_ack+0xa50/0xa50 [ 62.759936] ? netlink_deliver_tap+0x182/0xb00 [ 62.764975] rtnetlink_rcv+0x10/0x20 [ 62.768701] netlink_unicast+0x443/0x650 [ 62.772778] ? netlink_attachskb+0x6c0/0x6c0 [ 62.777736] netlink_sendmsg+0x765/0xc40 [ 62.782244] ? netlink_unicast+0x650/0x650 [ 62.786510] ? copy_msghdr_from_user+0x20b/0x3e0 [ 62.791263] ? selinux_socket_sendmsg+0x31/0x40 [ 62.795979] ? netlink_unicast+0x650/0x650 [ 62.800217] sock_sendmsg+0xb5/0xf0 [ 62.803841] ___sys_sendmsg+0x647/0x950 [ 62.807902] ? find_held_lock+0x36/0x1d0 [ 62.812143] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 62.816996] ? __fget+0x278/0x400 [ 62.821516] ? kasan_check_read+0x11/0x20 [ 62.825751] ? __fget+0x295/0x400 [ 62.829212] ? ksys_dup3+0x2e0/0x2e0 [ 62.832938] ? __f_unlock_pos+0xd/0x10 [ 62.837181] ? __fget_light+0x174/0x1e0 [ 62.841270] ? __fdget+0xe/0x10 [ 62.844997] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 62.850170] __sys_sendmsg+0xd9/0x180 [ 62.854072] ? __ia32_sys_shutdown+0x70/0x70 [ 62.858693] ? __sb_end_write+0xa4/0xd0 [ 62.863033] ? kasan_check_write+0x14/0x20 [ 62.867279] ? fput+0x18/0x120 [ 62.870558] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.876349] __x64_sys_sendmsg+0x73/0xb0 [ 62.880398] do_syscall_64+0xd0/0x4e0 [ 62.884218] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.889396] RIP: 0033:0x45c4a9 [ 62.892601] 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 [ 62.911860] RSP: 002b:00007f6293de3c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 62.919583] RAX: ffffffffffffffda RBX: 00007f6293de46d4 RCX: 000000000045c4a9 [ 62.926854] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 62.934290] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 62.942249] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 62.949615] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 62.960114] FAULT_INJECTION: forcing a failure. [ 62.960114] name failslab, interval 1, probability 0, space 0, times 0 [ 62.973164] CPU: 1 PID: 8128 Comm: syz-executor.3 Not tainted 4.19.134-syzkaller #0 [ 62.980963] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.990317] Call Trace: [ 62.992908] dump_stack+0x123/0x177 [ 62.996532] should_fail.cold.4+0x5/0x13 [ 63.000590] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 63.005809] ? lock_downgrade+0x860/0x860 [ 63.010041] __should_failslab+0xba/0xf0 [ 63.014298] should_failslab+0x9/0x14 [ 63.018116] kmem_cache_alloc_trace+0x2d4/0x740 [ 63.022902] ? qfq_change_class+0xa89/0x14b5 [ 63.027317] ? qfq_change_class+0xa89/0x14b5 [ 63.031751] ? __local_bh_enable_ip+0x160/0x260 [ 63.036548] qfq_change_class+0xacf/0x14b5 [ 63.040945] ? selinux_capable+0x1b/0x20 [ 63.045206] ? qfq_delete_class+0x2d0/0x2d0 [ 63.049552] ? nla_parse+0x197/0x280 [ 63.053394] tc_ctl_tclass+0x3e9/0xba0 [ 63.057325] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 63.062436] ? find_held_lock+0x36/0x1d0 [ 63.066512] rtnetlink_rcv_msg+0x34f/0x8f0 [ 63.070772] ? rtnetlink_put_metrics+0x490/0x490 [ 63.075538] ? find_held_lock+0x36/0x1d0 [ 63.079648] netlink_rcv_skb+0x13e/0x3d0 [ 63.083722] ? lock_downgrade+0x860/0x860 [ 63.087895] ? rtnetlink_put_metrics+0x490/0x490 [ 63.092759] ? netlink_ack+0xa50/0xa50 [ 63.096656] ? netlink_deliver_tap+0x182/0xb00 [ 63.101337] rtnetlink_rcv+0x10/0x20 [ 63.105044] netlink_unicast+0x443/0x650 [ 63.109114] ? netlink_attachskb+0x6c0/0x6c0 [ 63.113668] netlink_sendmsg+0x765/0xc40 [ 63.117846] ? netlink_unicast+0x650/0x650 [ 63.122105] ? copy_msghdr_from_user+0x20b/0x3e0 [ 63.126875] ? selinux_socket_sendmsg+0x31/0x40 [ 63.131567] ? netlink_unicast+0x650/0x650 [ 63.135806] sock_sendmsg+0xb5/0xf0 [ 63.139720] ___sys_sendmsg+0x647/0x950 [ 63.144388] ? find_held_lock+0x36/0x1d0 [ 63.148468] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 63.153234] ? __fget+0x278/0x400 [ 63.156708] ? kasan_check_read+0x11/0x20 [ 63.161113] ? __fget+0x295/0x400 [ 63.164657] ? ksys_dup3+0x2e0/0x2e0 [ 63.168451] ? __f_unlock_pos+0xd/0x10 [ 63.172368] ? __fget_light+0x174/0x1e0 [ 63.176471] ? __fdget+0xe/0x10 [ 63.179754] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 63.184656] __sys_sendmsg+0xd9/0x180 [ 63.188657] ? __ia32_sys_shutdown+0x70/0x70 [ 63.193360] ? __sb_end_write+0xa4/0xd0 [ 63.197584] ? kasan_check_write+0x14/0x20 [ 63.202195] ? fput+0x18/0x120 [ 63.205612] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.210995] __x64_sys_sendmsg+0x73/0xb0 [ 63.215150] do_syscall_64+0xd0/0x4e0 [ 63.219016] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.224225] RIP: 0033:0x45c4a9 [ 63.227425] 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 [ 63.246614] RSP: 002b:00007f7f15ac7c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 63.255105] RAX: ffffffffffffffda RBX: 00007f7f15ac86d4 RCX: 000000000045c4a9 [ 63.262384] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 63.269676] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 63.277095] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 63.284365] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 63.301102] FAULT_INJECTION: forcing a failure. [ 63.301102] name failslab, interval 1, probability 0, space 0, times 0 [ 63.315654] CPU: 1 PID: 8134 Comm: syz-executor.2 Not tainted 4.19.134-syzkaller #0 [ 63.324020] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.333411] Call Trace: [ 63.336102] dump_stack+0x123/0x177 [ 63.339737] should_fail.cold.4+0x5/0x13 [ 63.343834] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 63.348944] ? lock_downgrade+0x860/0x860 [ 63.353140] __should_failslab+0xba/0xf0 [ 63.357219] should_failslab+0x9/0x14 [ 63.361039] kmem_cache_alloc_trace+0x2d4/0x740 [ 63.365721] ? qfq_change_class+0xa89/0x14b5 [ 63.370148] ? qfq_change_class+0xa89/0x14b5 [ 63.374576] ? __local_bh_enable_ip+0x160/0x260 [ 63.379265] qfq_change_class+0xacf/0x14b5 [ 63.383512] ? selinux_capable+0x1b/0x20 [ 63.387679] ? qfq_delete_class+0x2d0/0x2d0 [ 63.392012] ? nla_parse+0x197/0x280 [ 63.395827] tc_ctl_tclass+0x3e9/0xba0 [ 63.399741] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 63.404852] ? find_held_lock+0x36/0x1d0 [ 63.408958] rtnetlink_rcv_msg+0x34f/0x8f0 [ 63.413222] ? rtnetlink_put_metrics+0x490/0x490 [ 63.418000] ? find_held_lock+0x36/0x1d0 [ 63.422091] netlink_rcv_skb+0x13e/0x3d0 [ 63.426396] ? lock_downgrade+0x860/0x860 [ 63.430696] ? rtnetlink_put_metrics+0x490/0x490 [ 63.435533] ? netlink_ack+0xa50/0xa50 [ 63.439435] ? netlink_deliver_tap+0x182/0xb00 [ 63.444071] rtnetlink_rcv+0x10/0x20 [ 63.447776] netlink_unicast+0x443/0x650 [ 63.452774] ? netlink_attachskb+0x6c0/0x6c0 [ 63.457193] netlink_sendmsg+0x765/0xc40 [ 63.461273] ? netlink_unicast+0x650/0x650 [ 63.465546] ? copy_msghdr_from_user+0x20b/0x3e0 [ 63.470393] ? selinux_socket_sendmsg+0x31/0x40 [ 63.475088] ? netlink_unicast+0x650/0x650 [ 63.479335] sock_sendmsg+0xb5/0xf0 [ 63.483051] ___sys_sendmsg+0x647/0x950 [ 63.487237] ? find_held_lock+0x36/0x1d0 [ 63.491467] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 63.496514] ? __fget+0x278/0x400 [ 63.500076] ? kasan_check_read+0x11/0x20 [ 63.504507] ? __fget+0x295/0x400 [ 63.508001] ? ksys_dup3+0x2e0/0x2e0 [ 63.511818] ? __f_unlock_pos+0xd/0x10 [ 63.515982] ? __fget_light+0x174/0x1e0 [ 63.519981] ? __fdget+0xe/0x10 [ 63.523273] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 63.528131] __sys_sendmsg+0xd9/0x180 [ 63.531934] ? __ia32_sys_shutdown+0x70/0x70 [ 63.536349] ? __sb_end_write+0xa4/0xd0 [ 63.540533] ? kasan_check_write+0x14/0x20 [ 63.544863] ? fput+0x18/0x120 [ 63.548624] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.554375] __x64_sys_sendmsg+0x73/0xb0 [ 63.558471] do_syscall_64+0xd0/0x4e0 [ 63.562464] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.567746] RIP: 0033:0x45c4a9 [ 63.570924] 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 [ 63.590708] RSP: 002b:00007f4e38207c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 63.598934] RAX: ffffffffffffffda RBX: 00007f4e382086d4 RCX: 000000000045c4a9 [ 63.606323] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 63.614126] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 63.621679] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 63.629216] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 63.646707] FAULT_INJECTION: forcing a failure. [ 63.646707] name failslab, interval 1, probability 0, space 0, times 0 [ 63.661400] CPU: 1 PID: 8139 Comm: syz-executor.5 Not tainted 4.19.134-syzkaller #0 [ 63.669271] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.678832] Call Trace: [ 63.681430] dump_stack+0x123/0x177 [ 63.685060] should_fail.cold.4+0x5/0x13 [ 63.689144] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 63.694342] ? lock_downgrade+0x860/0x860 [ 63.698505] __should_failslab+0xba/0xf0 [ 63.702569] should_failslab+0x9/0x14 [ 63.706371] kmem_cache_alloc_trace+0x2d4/0x740 [ 63.711058] ? qfq_change_class+0xa89/0x14b5 [ 63.715477] ? qfq_change_class+0xa89/0x14b5 [ 63.719902] ? __local_bh_enable_ip+0x160/0x260 [ 63.724578] qfq_change_class+0xacf/0x14b5 [ 63.728815] ? selinux_capable+0x1b/0x20 [ 63.732873] ? qfq_delete_class+0x2d0/0x2d0 [ 63.737215] ? nla_parse+0x197/0x280 [ 63.740937] tc_ctl_tclass+0x3e9/0xba0 [ 63.744853] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 63.750110] ? find_held_lock+0x36/0x1d0 [ 63.754189] rtnetlink_rcv_msg+0x34f/0x8f0 [ 63.758815] ? rtnetlink_put_metrics+0x490/0x490 [ 63.763693] ? find_held_lock+0x36/0x1d0 [ 63.767778] netlink_rcv_skb+0x13e/0x3d0 [ 63.771885] ? lock_downgrade+0x860/0x860 [ 63.776144] ? rtnetlink_put_metrics+0x490/0x490 [ 63.780910] ? netlink_ack+0xa50/0xa50 [ 63.785674] ? netlink_deliver_tap+0x182/0xb00 [ 63.790372] rtnetlink_rcv+0x10/0x20 [ 63.794116] netlink_unicast+0x443/0x650 [ 63.798306] ? netlink_attachskb+0x6c0/0x6c0 [ 63.802741] netlink_sendmsg+0x765/0xc40 [ 63.807062] ? netlink_unicast+0x650/0x650 [ 63.811898] ? copy_msghdr_from_user+0x20b/0x3e0 [ 63.816895] ? selinux_socket_sendmsg+0x31/0x40 [ 63.821607] ? netlink_unicast+0x650/0x650 [ 63.825864] sock_sendmsg+0xb5/0xf0 [ 63.829508] ___sys_sendmsg+0x647/0x950 [ 63.833498] ? find_held_lock+0x36/0x1d0 [ 63.837565] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 63.842328] ? __fget+0x278/0x400 [ 63.846108] ? kasan_check_read+0x11/0x20 [ 63.850275] ? __fget+0x295/0x400 [ 63.854117] ? ksys_dup3+0x2e0/0x2e0 [ 63.857839] ? __f_unlock_pos+0xd/0x10 [ 63.861816] ? __fget_light+0x174/0x1e0 [ 63.865791] ? __fdget+0xe/0x10 [ 63.869435] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 63.874638] __sys_sendmsg+0xd9/0x180 [ 63.878900] ? __ia32_sys_shutdown+0x70/0x70 [ 63.883710] ? __sb_end_write+0xa4/0xd0 [ 63.887779] ? kasan_check_write+0x14/0x20 [ 63.892042] ? fput+0x18/0x120 [ 63.895284] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.900656] __x64_sys_sendmsg+0x73/0xb0 [ 63.904974] do_syscall_64+0xd0/0x4e0 [ 63.908792] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.914023] RIP: 0033:0x45c4a9 [ 63.917260] 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 [ 63.936403] RSP: 002b:00007f0e1f96fc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 63.944294] RAX: ffffffffffffffda RBX: 00007f0e1f9706d4 RCX: 000000000045c4a9 [ 63.951630] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 63.959119] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 63.966433] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 63.973706] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 63.985318] nla_parse: 4 callbacks suppressed [ 63.985323] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 64.032423] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 64.041679] syz-executor.1 (8165) used greatest stack depth: 23704 bytes left [ 64.057990] FAULT_INJECTION: forcing a failure. [ 64.057990] name failslab, interval 1, probability 0, space 0, times 0 [ 64.069882] CPU: 0 PID: 8171 Comm: syz-executor.1 Not tainted 4.19.134-syzkaller #0 [ 64.077863] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.087366] Call Trace: [ 64.090046] dump_stack+0x123/0x177 [ 64.093838] should_fail.cold.4+0x5/0x13 [ 64.098142] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 64.103236] ? lock_downgrade+0x860/0x860 [ 64.107458] __should_failslab+0xba/0xf0 [ 64.111598] should_failslab+0x9/0x14 [ 64.115489] kmem_cache_alloc_trace+0x2d4/0x740 [ 64.120162] ? qfq_change_class+0xa89/0x14b5 [ 64.124591] ? qfq_change_class+0xa89/0x14b5 [ 64.129004] ? __local_bh_enable_ip+0x160/0x260 [ 64.133801] qfq_change_class+0xacf/0x14b5 [ 64.138099] ? selinux_capable+0x1b/0x20 [ 64.142539] ? qfq_delete_class+0x2d0/0x2d0 [ 64.147048] ? nla_parse+0x197/0x280 [ 64.151750] tc_ctl_tclass+0x3e9/0xba0 [ 64.155650] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 64.160750] ? find_held_lock+0x36/0x1d0 [ 64.164854] rtnetlink_rcv_msg+0x34f/0x8f0 [ 64.169472] ? rtnetlink_put_metrics+0x490/0x490 [ 64.174869] ? find_held_lock+0x36/0x1d0 [ 64.179816] netlink_rcv_skb+0x13e/0x3d0 [ 64.183888] ? lock_downgrade+0x860/0x860 [ 64.188027] ? rtnetlink_put_metrics+0x490/0x490 [ 64.192778] ? netlink_ack+0xa50/0xa50 [ 64.196675] ? netlink_deliver_tap+0x182/0xb00 [ 64.201279] rtnetlink_rcv+0x10/0x20 [ 64.204986] netlink_unicast+0x443/0x650 [ 64.209049] ? netlink_attachskb+0x6c0/0x6c0 [ 64.213558] netlink_sendmsg+0x765/0xc40 [ 64.217629] ? netlink_unicast+0x650/0x650 [ 64.221865] ? copy_msghdr_from_user+0x20b/0x3e0 [ 64.226626] ? selinux_socket_sendmsg+0x31/0x40 [ 64.231418] ? netlink_unicast+0x650/0x650 [ 64.235667] sock_sendmsg+0xb5/0xf0 [ 64.239329] ___sys_sendmsg+0x647/0x950 [ 64.243399] ? find_held_lock+0x36/0x1d0 [ 64.247666] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 64.252522] ? __fget+0x278/0x400 [ 64.256118] ? kasan_check_read+0x11/0x20 [ 64.260445] ? __fget+0x295/0x400 [ 64.263992] ? ksys_dup3+0x2e0/0x2e0 [ 64.267902] ? __f_unlock_pos+0xd/0x10 [ 64.272001] ? __fget_light+0x174/0x1e0 [ 64.276049] ? __fdget+0xe/0x10 [ 64.279708] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 64.284657] __sys_sendmsg+0xd9/0x180 [ 64.288466] ? __ia32_sys_shutdown+0x70/0x70 [ 64.292890] ? __sb_end_write+0xa4/0xd0 [ 64.296895] ? kasan_check_write+0x14/0x20 [ 64.301129] ? fput+0x18/0x120 [ 64.304325] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.309795] __x64_sys_sendmsg+0x73/0xb0 [ 64.314054] do_syscall_64+0xd0/0x4e0 [ 64.317872] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.323090] RIP: 0033:0x45c4a9 [ 64.326304] 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 [ 64.345589] RSP: 002b:00007f6b70162c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 64.353309] RAX: ffffffffffffffda RBX: 00007f6b701636d4 RCX: 000000000045c4a9 [ 64.360613] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 64.369618] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 64.376982] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 64.384427] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 64.393064] FAULT_INJECTION: forcing a failure. [ 64.393064] name failslab, interval 1, probability 0, space 0, times 0 [ 64.407036] CPU: 0 PID: 8172 Comm: syz-executor.0 Not tainted 4.19.134-syzkaller #0 [ 64.414954] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.424320] Call Trace: [ 64.427007] dump_stack+0x123/0x177 2020/07/22 23:08:24 executed programs: 33 [ 64.430647] should_fail.cold.4+0x5/0x13 [ 64.434762] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 64.439896] ? lock_downgrade+0x860/0x860 [ 64.444239] __should_failslab+0xba/0xf0 [ 64.448323] should_failslab+0x9/0x14 [ 64.452132] kmem_cache_alloc_trace+0x2d4/0x740 [ 64.456829] ? qfq_change_class+0xa89/0x14b5 [ 64.461600] ? qfq_change_class+0xa89/0x14b5 [ 64.466034] ? __local_bh_enable_ip+0x160/0x260 [ 64.470707] qfq_change_class+0xacf/0x14b5 [ 64.474953] ? selinux_capable+0x1b/0x20 [ 64.479293] ? qfq_delete_class+0x2d0/0x2d0 [ 64.483728] ? nla_parse+0x197/0x280 [ 64.487456] tc_ctl_tclass+0x3e9/0xba0 [ 64.491457] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 64.496704] ? find_held_lock+0x36/0x1d0 [ 64.500882] rtnetlink_rcv_msg+0x34f/0x8f0 [ 64.505134] ? rtnetlink_put_metrics+0x490/0x490 [ 64.510023] ? find_held_lock+0x36/0x1d0 [ 64.514124] netlink_rcv_skb+0x13e/0x3d0 [ 64.518194] ? lock_downgrade+0x860/0x860 [ 64.522339] ? rtnetlink_put_metrics+0x490/0x490 [ 64.527293] ? netlink_ack+0xa50/0xa50 [ 64.531384] ? netlink_deliver_tap+0x182/0xb00 [ 64.536158] rtnetlink_rcv+0x10/0x20 [ 64.539870] netlink_unicast+0x443/0x650 [ 64.544233] ? netlink_attachskb+0x6c0/0x6c0 [ 64.548744] netlink_sendmsg+0x765/0xc40 [ 64.552826] ? netlink_unicast+0x650/0x650 [ 64.557085] ? copy_msghdr_from_user+0x20b/0x3e0 [ 64.561930] ? selinux_socket_sendmsg+0x31/0x40 [ 64.566952] ? netlink_unicast+0x650/0x650 [ 64.571197] sock_sendmsg+0xb5/0xf0 [ 64.574842] ___sys_sendmsg+0x647/0x950 [ 64.578956] ? find_held_lock+0x36/0x1d0 [ 64.583079] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 64.587843] ? __fget+0x278/0x400 [ 64.591307] ? kasan_check_read+0x11/0x20 [ 64.596097] ? __fget+0x295/0x400 [ 64.599566] ? ksys_dup3+0x2e0/0x2e0 [ 64.603376] ? __f_unlock_pos+0xd/0x10 [ 64.607856] ? __fget_light+0x174/0x1e0 [ 64.612066] ? __fdget+0xe/0x10 [ 64.615350] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 64.620306] __sys_sendmsg+0xd9/0x180 [ 64.624131] ? __ia32_sys_shutdown+0x70/0x70 [ 64.628560] ? __sb_end_write+0xa4/0xd0 [ 64.632570] ? kasan_check_write+0x14/0x20 [ 64.636908] ? fput+0x18/0x120 [ 64.640423] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.645920] __x64_sys_sendmsg+0x73/0xb0 [ 64.650351] do_syscall_64+0xd0/0x4e0 [ 64.654570] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.659861] RIP: 0033:0x45c4a9 [ 64.663054] 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 [ 64.682046] RSP: 002b:00007fafa3e8dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 64.689771] RAX: ffffffffffffffda RBX: 00007fafa3e8e6d4 RCX: 000000000045c4a9 [ 64.697215] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 64.704494] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 64.711777] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 64.719129] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 64.731526] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 64.749284] FAULT_INJECTION: forcing a failure. [ 64.749284] name failslab, interval 1, probability 0, space 0, times 0 [ 64.762372] CPU: 0 PID: 8178 Comm: syz-executor.4 Not tainted 4.19.134-syzkaller #0 [ 64.770446] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.779822] Call Trace: [ 64.784001] dump_stack+0x123/0x177 [ 64.787645] should_fail.cold.4+0x5/0x13 [ 64.791734] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 64.796976] ? lock_downgrade+0x860/0x860 [ 64.801249] __should_failslab+0xba/0xf0 [ 64.805582] should_failslab+0x9/0x14 [ 64.809423] kmem_cache_alloc_trace+0x2d4/0x740 [ 64.814192] ? qfq_change_class+0xa89/0x14b5 [ 64.818626] ? qfq_change_class+0xa89/0x14b5 [ 64.823135] ? __local_bh_enable_ip+0x160/0x260 [ 64.827841] qfq_change_class+0xacf/0x14b5 [ 64.832112] ? selinux_capable+0x1b/0x20 [ 64.836270] ? qfq_delete_class+0x2d0/0x2d0 [ 64.840595] ? nla_parse+0x197/0x280 [ 64.844573] tc_ctl_tclass+0x3e9/0xba0 [ 64.848698] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 64.853829] ? find_held_lock+0x36/0x1d0 [ 64.857916] rtnetlink_rcv_msg+0x34f/0x8f0 [ 64.862153] ? rtnetlink_put_metrics+0x490/0x490 [ 64.867045] ? find_held_lock+0x36/0x1d0 [ 64.871124] netlink_rcv_skb+0x13e/0x3d0 [ 64.875185] ? lock_downgrade+0x860/0x860 [ 64.879506] ? rtnetlink_put_metrics+0x490/0x490 [ 64.884321] ? netlink_ack+0xa50/0xa50 [ 64.888210] ? netlink_deliver_tap+0x182/0xb00 [ 64.892849] rtnetlink_rcv+0x10/0x20 [ 64.896566] netlink_unicast+0x443/0x650 [ 64.900647] ? netlink_attachskb+0x6c0/0x6c0 [ 64.905156] netlink_sendmsg+0x765/0xc40 [ 64.909239] ? netlink_unicast+0x650/0x650 [ 64.913562] ? copy_msghdr_from_user+0x20b/0x3e0 [ 64.918321] ? selinux_socket_sendmsg+0x31/0x40 [ 64.922987] ? netlink_unicast+0x650/0x650 [ 64.927225] sock_sendmsg+0xb5/0xf0 [ 64.930934] ___sys_sendmsg+0x647/0x950 [ 64.934911] ? find_held_lock+0x36/0x1d0 [ 64.939154] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 64.943947] ? __fget+0x278/0x400 [ 64.947510] ? kasan_check_read+0x11/0x20 [ 64.951769] ? __fget+0x295/0x400 [ 64.955208] ? ksys_dup3+0x2e0/0x2e0 [ 64.958905] ? __f_unlock_pos+0xd/0x10 [ 64.962812] ? __fget_light+0x174/0x1e0 [ 64.966910] ? __fdget+0xe/0x10 [ 64.970206] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 64.975049] __sys_sendmsg+0xd9/0x180 [ 64.978866] ? __ia32_sys_shutdown+0x70/0x70 [ 64.983286] ? __sb_end_write+0xa4/0xd0 [ 64.987264] ? kasan_check_write+0x14/0x20 [ 64.991496] ? fput+0x18/0x120 [ 64.994698] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.000122] __x64_sys_sendmsg+0x73/0xb0 [ 65.004242] do_syscall_64+0xd0/0x4e0 [ 65.008084] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.013276] RIP: 0033:0x45c4a9 [ 65.016482] 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 [ 65.035814] RSP: 002b:00007f6293de3c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 65.043634] RAX: ffffffffffffffda RBX: 00007f6293de46d4 RCX: 000000000045c4a9 [ 65.050912] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 65.058199] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 65.065466] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 65.072783] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 65.082100] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 65.100561] FAULT_INJECTION: forcing a failure. [ 65.100561] name failslab, interval 1, probability 0, space 0, times 0 [ 65.112354] CPU: 0 PID: 8188 Comm: syz-executor.3 Not tainted 4.19.134-syzkaller #0 [ 65.120361] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.129982] Call Trace: [ 65.132599] dump_stack+0x123/0x177 [ 65.136259] should_fail.cold.4+0x5/0x13 [ 65.140356] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 65.145494] ? lock_downgrade+0x860/0x860 [ 65.149684] __should_failslab+0xba/0xf0 [ 65.153752] should_failslab+0x9/0x14 [ 65.157559] kmem_cache_alloc_trace+0x2d4/0x740 [ 65.162874] ? qfq_change_class+0xa89/0x14b5 [ 65.167652] ? qfq_change_class+0xa89/0x14b5 [ 65.172171] ? __local_bh_enable_ip+0x160/0x260 [ 65.177117] qfq_change_class+0xacf/0x14b5 [ 65.181987] ? selinux_capable+0x1b/0x20 [ 65.186396] ? qfq_delete_class+0x2d0/0x2d0 [ 65.191981] ? nla_parse+0x197/0x280 [ 65.195726] tc_ctl_tclass+0x3e9/0xba0 [ 65.199632] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 65.204725] ? find_held_lock+0x36/0x1d0 [ 65.208896] rtnetlink_rcv_msg+0x34f/0x8f0 [ 65.213511] ? rtnetlink_put_metrics+0x490/0x490 [ 65.218861] ? find_held_lock+0x36/0x1d0 [ 65.224860] netlink_rcv_skb+0x13e/0x3d0 [ 65.229119] ? lock_downgrade+0x860/0x860 [ 65.233416] ? rtnetlink_put_metrics+0x490/0x490 [ 65.238530] ? netlink_ack+0xa50/0xa50 [ 65.242717] ? netlink_deliver_tap+0x182/0xb00 [ 65.247493] rtnetlink_rcv+0x10/0x20 [ 65.251223] netlink_unicast+0x443/0x650 [ 65.255681] ? netlink_attachskb+0x6c0/0x6c0 [ 65.260177] netlink_sendmsg+0x765/0xc40 [ 65.264543] ? netlink_unicast+0x650/0x650 [ 65.268903] ? copy_msghdr_from_user+0x20b/0x3e0 [ 65.273670] ? selinux_socket_sendmsg+0x31/0x40 [ 65.278351] ? netlink_unicast+0x650/0x650 [ 65.282584] sock_sendmsg+0xb5/0xf0 [ 65.286204] ___sys_sendmsg+0x647/0x950 [ 65.290164] ? find_held_lock+0x36/0x1d0 [ 65.294226] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 65.298988] ? __fget+0x278/0x400 [ 65.302445] ? kasan_check_read+0x11/0x20 [ 65.306634] ? __fget+0x295/0x400 [ 65.310270] ? ksys_dup3+0x2e0/0x2e0 [ 65.313988] ? __f_unlock_pos+0xd/0x10 [ 65.318159] ? __fget_light+0x174/0x1e0 [ 65.322138] ? __fdget+0xe/0x10 [ 65.325463] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 65.330995] __sys_sendmsg+0xd9/0x180 [ 65.334829] ? __ia32_sys_shutdown+0x70/0x70 [ 65.339285] ? __sb_end_write+0xa4/0xd0 [ 65.343284] ? kasan_check_write+0x14/0x20 [ 65.347589] ? fput+0x18/0x120 [ 65.350802] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.356168] __x64_sys_sendmsg+0x73/0xb0 [ 65.360244] do_syscall_64+0xd0/0x4e0 [ 65.364063] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.369279] RIP: 0033:0x45c4a9 [ 65.372576] 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 [ 65.391912] RSP: 002b:00007f7f15ac7c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 65.399621] RAX: ffffffffffffffda RBX: 00007f7f15ac86d4 RCX: 000000000045c4a9 [ 65.407234] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 65.414499] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 65.422033] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 65.429425] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 65.440007] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 65.456569] FAULT_INJECTION: forcing a failure. [ 65.456569] name failslab, interval 1, probability 0, space 0, times 0 [ 65.469503] CPU: 0 PID: 8198 Comm: syz-executor.2 Not tainted 4.19.134-syzkaller #0 [ 65.477314] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.486691] Call Trace: [ 65.489305] dump_stack+0x123/0x177 [ 65.492932] should_fail.cold.4+0x5/0x13 [ 65.497007] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 65.502127] ? lock_downgrade+0x860/0x860 [ 65.506548] __should_failslab+0xba/0xf0 [ 65.510631] should_failslab+0x9/0x14 [ 65.514457] kmem_cache_alloc_trace+0x2d4/0x740 [ 65.522265] ? qfq_change_class+0xa89/0x14b5 [ 65.527039] ? qfq_change_class+0xa89/0x14b5 [ 65.531537] ? __local_bh_enable_ip+0x160/0x260 [ 65.536359] qfq_change_class+0xacf/0x14b5 [ 65.540664] ? selinux_capable+0x1b/0x20 [ 65.544746] ? qfq_delete_class+0x2d0/0x2d0 [ 65.549335] ? nla_parse+0x197/0x280 [ 65.553253] tc_ctl_tclass+0x3e9/0xba0 [ 65.557145] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 65.562779] ? find_held_lock+0x36/0x1d0 [ 65.566863] rtnetlink_rcv_msg+0x34f/0x8f0 [ 65.571634] ? rtnetlink_put_metrics+0x490/0x490 [ 65.576408] ? find_held_lock+0x36/0x1d0 [ 65.580482] netlink_rcv_skb+0x13e/0x3d0 [ 65.584563] ? lock_downgrade+0x860/0x860 [ 65.588791] ? rtnetlink_put_metrics+0x490/0x490 [ 65.593542] ? netlink_ack+0xa50/0xa50 [ 65.597497] ? netlink_deliver_tap+0x182/0xb00 [ 65.602107] rtnetlink_rcv+0x10/0x20 [ 65.605823] netlink_unicast+0x443/0x650 [ 65.609880] ? netlink_attachskb+0x6c0/0x6c0 [ 65.614384] netlink_sendmsg+0x765/0xc40 [ 65.618438] ? netlink_unicast+0x650/0x650 [ 65.623294] ? copy_msghdr_from_user+0x20b/0x3e0 [ 65.628123] ? selinux_socket_sendmsg+0x31/0x40 [ 65.632906] ? netlink_unicast+0x650/0x650 [ 65.637156] sock_sendmsg+0xb5/0xf0 [ 65.640783] ___sys_sendmsg+0x647/0x950 [ 65.644875] ? find_held_lock+0x36/0x1d0 [ 65.648961] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 65.653734] ? __fget+0x278/0x400 [ 65.657311] ? kasan_check_read+0x11/0x20 [ 65.661459] ? __fget+0x295/0x400 [ 65.664998] ? ksys_dup3+0x2e0/0x2e0 [ 65.668788] ? __f_unlock_pos+0xd/0x10 [ 65.672665] ? __fget_light+0x174/0x1e0 [ 65.677125] ? __fdget+0xe/0x10 [ 65.680980] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 65.686023] __sys_sendmsg+0xd9/0x180 [ 65.690110] ? __ia32_sys_shutdown+0x70/0x70 [ 65.694554] ? __sb_end_write+0xa4/0xd0 [ 65.698888] ? kasan_check_write+0x14/0x20 [ 65.703149] ? fput+0x18/0x120 [ 65.706339] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.711758] __x64_sys_sendmsg+0x73/0xb0 [ 65.715826] do_syscall_64+0xd0/0x4e0 [ 65.719632] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.725170] RIP: 0033:0x45c4a9 [ 65.728376] 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 [ 65.747485] RSP: 002b:00007f4e38207c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 65.755544] RAX: ffffffffffffffda RBX: 00007f4e382086d4 RCX: 000000000045c4a9 [ 65.762828] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 65.770121] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 65.777486] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 65.784770] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 65.798394] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 65.815441] FAULT_INJECTION: forcing a failure. [ 65.815441] name failslab, interval 1, probability 0, space 0, times 0 [ 65.831217] CPU: 0 PID: 8215 Comm: syz-executor.5 Not tainted 4.19.134-syzkaller #0 [ 65.839040] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.848395] Call Trace: [ 65.850981] dump_stack+0x123/0x177 [ 65.854608] should_fail.cold.4+0x5/0x13 [ 65.858761] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 65.863969] ? lock_downgrade+0x860/0x860 [ 65.868130] __should_failslab+0xba/0xf0 [ 65.872279] should_failslab+0x9/0x14 [ 65.876087] kmem_cache_alloc_trace+0x2d4/0x740 [ 65.880765] ? qfq_change_class+0xa89/0x14b5 [ 65.885544] ? qfq_change_class+0xa89/0x14b5 [ 65.889962] ? __local_bh_enable_ip+0x160/0x260 [ 65.894647] qfq_change_class+0xacf/0x14b5 [ 65.898901] ? selinux_capable+0x1b/0x20 [ 65.903029] ? qfq_delete_class+0x2d0/0x2d0 [ 65.907428] ? nla_parse+0x197/0x280 [ 65.911228] tc_ctl_tclass+0x3e9/0xba0 [ 65.915282] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 65.920406] ? find_held_lock+0x36/0x1d0 [ 65.924486] rtnetlink_rcv_msg+0x34f/0x8f0 [ 65.928711] ? rtnetlink_put_metrics+0x490/0x490 [ 65.933642] ? find_held_lock+0x36/0x1d0 [ 65.937816] netlink_rcv_skb+0x13e/0x3d0 [ 65.941884] ? lock_downgrade+0x860/0x860 [ 65.946038] ? rtnetlink_put_metrics+0x490/0x490 [ 65.950797] ? netlink_ack+0xa50/0xa50 [ 65.954766] ? netlink_deliver_tap+0x182/0xb00 [ 65.959370] rtnetlink_rcv+0x10/0x20 [ 65.963077] netlink_unicast+0x443/0x650 [ 65.967143] ? netlink_attachskb+0x6c0/0x6c0 [ 65.971580] netlink_sendmsg+0x765/0xc40 [ 65.975646] ? netlink_unicast+0x650/0x650 [ 65.979886] ? copy_msghdr_from_user+0x20b/0x3e0 [ 65.984761] ? selinux_socket_sendmsg+0x31/0x40 [ 65.989428] ? netlink_unicast+0x650/0x650 [ 65.993664] sock_sendmsg+0xb5/0xf0 [ 65.997290] ___sys_sendmsg+0x647/0x950 [ 66.001274] ? find_held_lock+0x36/0x1d0 [ 66.005348] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 66.010266] ? __fget+0x278/0x400 [ 66.013727] ? kasan_check_read+0x11/0x20 [ 66.017944] ? __fget+0x295/0x400 [ 66.021550] ? ksys_dup3+0x2e0/0x2e0 [ 66.025254] ? __f_unlock_pos+0xd/0x10 [ 66.029131] ? __fget_light+0x174/0x1e0 [ 66.033092] ? __fdget+0xe/0x10 [ 66.036359] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 66.041368] __sys_sendmsg+0xd9/0x180 [ 66.045267] ? __ia32_sys_shutdown+0x70/0x70 [ 66.049785] ? __sb_end_write+0xa4/0xd0 [ 66.053799] ? kasan_check_write+0x14/0x20 [ 66.058037] ? fput+0x18/0x120 [ 66.061237] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.066878] __x64_sys_sendmsg+0x73/0xb0 [ 66.070935] do_syscall_64+0xd0/0x4e0 [ 66.074746] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.079973] RIP: 0033:0x45c4a9 [ 66.083161] 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 [ 66.102071] RSP: 002b:00007f0e1f96fc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 66.109789] RAX: ffffffffffffffda RBX: 00007f0e1f9706d4 RCX: 000000000045c4a9 [ 66.117066] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 66.124326] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 66.131688] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 66.139267] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 66.150156] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 66.168727] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 66.190657] FAULT_INJECTION: forcing a failure. [ 66.190657] name failslab, interval 1, probability 0, space 0, times 0 [ 66.194559] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 66.219271] FAULT_INJECTION: forcing a failure. [ 66.219271] name failslab, interval 1, probability 0, space 0, times 0 [ 66.219277] CPU: 0 PID: 8227 Comm: syz-executor.1 Not tainted 4.19.134-syzkaller #0 [ 66.219284] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.247771] Call Trace: [ 66.250453] dump_stack+0x123/0x177 [ 66.254086] should_fail.cold.4+0x5/0x13 [ 66.258195] ? find_held_lock+0x36/0x1d0 [ 66.262275] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 66.267434] __should_failslab+0xba/0xf0 [ 66.271507] should_failslab+0x9/0x14 [ 66.275315] kmem_cache_alloc+0x47/0x730 [ 66.279380] ? lock_acquire+0x173/0x3d0 [ 66.283361] skb_clone+0x115/0x340 [ 66.286905] netlink_deliver_tap+0x7d7/0xb00 [ 66.291329] __netlink_sendskb+0x62/0xc0 [ 66.295404] netlink_unicast+0x4ea/0x650 [ 66.299473] ? netlink_attachskb+0x6c0/0x6c0 [ 66.303905] netlink_ack+0x514/0xa50 [ 66.307624] ? netlink_sendmsg+0xc40/0xc40 [ 66.311880] ? find_held_lock+0x36/0x1d0 [ 66.315957] netlink_rcv_skb+0x2a8/0x3d0 [ 66.320018] ? lock_downgrade+0x860/0x860 [ 66.324194] ? rtnetlink_put_metrics+0x490/0x490 [ 66.328974] ? netlink_ack+0xa50/0xa50 [ 66.332866] ? netlink_deliver_tap+0x182/0xb00 [ 66.337465] rtnetlink_rcv+0x10/0x20 [ 66.341196] netlink_unicast+0x443/0x650 [ 66.345285] ? netlink_attachskb+0x6c0/0x6c0 [ 66.349710] netlink_sendmsg+0x765/0xc40 [ 66.353777] ? netlink_unicast+0x650/0x650 [ 66.358006] ? copy_msghdr_from_user+0x20b/0x3e0 [ 66.362766] ? selinux_socket_sendmsg+0x31/0x40 [ 66.367464] ? netlink_unicast+0x650/0x650 [ 66.371703] sock_sendmsg+0xb5/0xf0 [ 66.375329] ___sys_sendmsg+0x647/0x950 [ 66.379302] ? find_held_lock+0x36/0x1d0 [ 66.383364] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 66.388147] ? __fget+0x278/0x400 [ 66.391630] ? kasan_check_read+0x11/0x20 [ 66.395781] ? __fget+0x295/0x400 [ 66.399238] ? ksys_dup3+0x2e0/0x2e0 [ 66.402952] ? __f_unlock_pos+0xd/0x10 [ 66.406839] ? __fget_light+0x174/0x1e0 [ 66.410816] ? __fdget+0xe/0x10 [ 66.414095] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 66.418942] __sys_sendmsg+0xd9/0x180 [ 66.422743] ? __ia32_sys_shutdown+0x70/0x70 [ 66.427156] ? __sb_end_write+0xa4/0xd0 [ 66.431129] ? kasan_check_write+0x14/0x20 [ 66.435361] ? fput+0x18/0x120 [ 66.438562] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.444023] __x64_sys_sendmsg+0x73/0xb0 [ 66.448088] do_syscall_64+0xd0/0x4e0 [ 66.452066] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.457253] RIP: 0033:0x45c4a9 [ 66.460439] 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 [ 66.479349] RSP: 002b:00007f6b70162c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 66.487059] RAX: ffffffffffffffda RBX: 00007f6b701636d4 RCX: 000000000045c4a9 [ 66.494333] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000007 [ 66.501784] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 66.509055] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 66.516355] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 66.524782] CPU: 1 PID: 8228 Comm: syz-executor.0 Not tainted 4.19.134-syzkaller #0 [ 66.532607] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.541994] Call Trace: [ 66.544588] dump_stack+0x123/0x177 [ 66.548220] should_fail.cold.4+0x5/0x13 [ 66.552423] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 66.557541] ? lock_downgrade+0x860/0x860 [ 66.561704] __should_failslab+0xba/0xf0 [ 66.565778] should_failslab+0x9/0x14 [ 66.569652] kmem_cache_alloc_trace+0x2d4/0x740 [ 66.574773] ? qfq_change_class+0xa89/0x14b5 [ 66.579190] ? qfq_change_class+0xa89/0x14b5 [ 66.583596] ? __local_bh_enable_ip+0x160/0x260 [ 66.588267] qfq_change_class+0xacf/0x14b5 [ 66.592496] ? selinux_capable+0x1b/0x20 [ 66.596837] ? qfq_delete_class+0x2d0/0x2d0 [ 66.601153] ? nla_parse+0x197/0x280 [ 66.604877] tc_ctl_tclass+0x3e9/0xba0 [ 66.608793] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 66.613884] ? find_held_lock+0x36/0x1d0 [ 66.618088] rtnetlink_rcv_msg+0x34f/0x8f0 [ 66.622338] ? rtnetlink_put_metrics+0x490/0x490 [ 66.627108] ? find_held_lock+0x36/0x1d0 [ 66.631174] netlink_rcv_skb+0x13e/0x3d0 [ 66.635253] ? lock_downgrade+0x860/0x860 [ 66.639397] ? rtnetlink_put_metrics+0x490/0x490 [ 66.644149] ? netlink_ack+0xa50/0xa50 [ 66.648053] ? netlink_deliver_tap+0x182/0xb00 [ 66.652659] rtnetlink_rcv+0x10/0x20 [ 66.656384] netlink_unicast+0x443/0x650 [ 66.660439] ? netlink_attachskb+0x6c0/0x6c0 [ 66.664870] netlink_sendmsg+0x765/0xc40 [ 66.668926] ? netlink_unicast+0x650/0x650 [ 66.673268] ? copy_msghdr_from_user+0x20b/0x3e0 [ 66.678051] ? selinux_socket_sendmsg+0x31/0x40 [ 66.682811] ? netlink_unicast+0x650/0x650 [ 66.687068] sock_sendmsg+0xb5/0xf0 [ 66.690714] ___sys_sendmsg+0x647/0x950 [ 66.694703] ? find_held_lock+0x36/0x1d0 [ 66.698765] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 66.703675] ? __fget+0x278/0x400 [ 66.707141] ? kasan_check_read+0x11/0x20 [ 66.711286] ? __fget+0x295/0x400 [ 66.714735] ? ksys_dup3+0x2e0/0x2e0 [ 66.718447] ? __f_unlock_pos+0xd/0x10 [ 66.722319] ? __fget_light+0x174/0x1e0 [ 66.726297] ? __fdget+0xe/0x10 [ 66.729570] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 66.734467] __sys_sendmsg+0xd9/0x180 [ 66.738274] ? __ia32_sys_shutdown+0x70/0x70 [ 66.742730] ? __sb_end_write+0xa4/0xd0 [ 66.746696] ? kasan_check_write+0x14/0x20 [ 66.750945] ? fput+0x18/0x120 [ 66.754482] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.759850] __x64_sys_sendmsg+0x73/0xb0 [ 66.763975] do_syscall_64+0xd0/0x4e0 [ 66.767811] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.772990] RIP: 0033:0x45c4a9 [ 66.776257] 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 [ 66.795247] RSP: 002b:00007fafa3e8dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 66.802964] RAX: ffffffffffffffda RBX: 00007fafa3e8e6d4 RCX: 000000000045c4a9 [ 66.810231] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 66.817517] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 66.824784] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 66.832065] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 66.848609] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 66.874814] FAULT_INJECTION: forcing a failure. [ 66.874814] name failslab, interval 1, probability 0, space 0, times 0 [ 66.886960] CPU: 1 PID: 8238 Comm: syz-executor.4 Not tainted 4.19.134-syzkaller #0 [ 66.894755] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.904103] Call Trace: [ 66.906684] dump_stack+0x123/0x177 [ 66.910314] should_fail.cold.4+0x5/0x13 [ 66.914370] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 66.919492] ? lock_downgrade+0x860/0x860 [ 66.923787] __should_failslab+0xba/0xf0 [ 66.927871] should_failslab+0x9/0x14 [ 66.931673] kmem_cache_alloc_trace+0x2d4/0x740 [ 66.936356] ? qfq_change_class+0xa89/0x14b5 [ 66.940785] ? qfq_change_class+0xa89/0x14b5 [ 66.945243] ? __local_bh_enable_ip+0x160/0x260 [ 66.949915] qfq_change_class+0xacf/0x14b5 [ 66.954311] ? selinux_capable+0x1b/0x20 [ 66.958385] ? qfq_delete_class+0x2d0/0x2d0 [ 66.962710] ? nla_parse+0x197/0x280 [ 66.966420] tc_ctl_tclass+0x3e9/0xba0 [ 66.970298] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 66.975389] ? find_held_lock+0x36/0x1d0 [ 66.979463] rtnetlink_rcv_msg+0x34f/0x8f0 [ 66.983718] ? rtnetlink_put_metrics+0x490/0x490 [ 66.988497] ? find_held_lock+0x36/0x1d0 [ 66.992576] netlink_rcv_skb+0x13e/0x3d0 [ 66.996652] ? lock_downgrade+0x860/0x860 [ 67.000803] ? rtnetlink_put_metrics+0x490/0x490 [ 67.005574] ? netlink_ack+0xa50/0xa50 [ 67.009465] ? netlink_deliver_tap+0x182/0xb00 [ 67.014308] rtnetlink_rcv+0x10/0x20 [ 67.018023] netlink_unicast+0x443/0x650 [ 67.022101] ? netlink_attachskb+0x6c0/0x6c0 [ 67.026610] netlink_sendmsg+0x765/0xc40 [ 67.030700] ? netlink_unicast+0x650/0x650 [ 67.034961] ? copy_msghdr_from_user+0x20b/0x3e0 [ 67.039718] ? selinux_socket_sendmsg+0x31/0x40 [ 67.044404] ? netlink_unicast+0x650/0x650 [ 67.048681] sock_sendmsg+0xb5/0xf0 [ 67.052313] ___sys_sendmsg+0x647/0x950 [ 67.056287] ? find_held_lock+0x36/0x1d0 [ 67.060339] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 67.065260] ? __fget+0x278/0x400 [ 67.068707] ? kasan_check_read+0x11/0x20 [ 67.072847] ? __fget+0x295/0x400 [ 67.076339] ? ksys_dup3+0x2e0/0x2e0 [ 67.080044] ? __f_unlock_pos+0xd/0x10 [ 67.083951] ? __fget_light+0x174/0x1e0 [ 67.087934] ? __fdget+0xe/0x10 [ 67.091208] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 67.096037] __sys_sendmsg+0xd9/0x180 [ 67.099837] ? __ia32_sys_shutdown+0x70/0x70 [ 67.104282] ? __sb_end_write+0xa4/0xd0 [ 67.108261] ? kasan_check_write+0x14/0x20 [ 67.112516] ? fput+0x18/0x120 [ 67.115885] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.121420] __x64_sys_sendmsg+0x73/0xb0 [ 67.125710] do_syscall_64+0xd0/0x4e0 [ 67.129517] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.134711] RIP: 0033:0x45c4a9 [ 67.137897] 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 [ 67.156803] RSP: 002b:00007f6293de3c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 67.164515] RAX: ffffffffffffffda RBX: 00007f6293de46d4 RCX: 000000000045c4a9 [ 67.171868] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 67.180828] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 67.188233] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 67.195604] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 67.212437] FAULT_INJECTION: forcing a failure. [ 67.212437] name failslab, interval 1, probability 0, space 0, times 0 [ 67.226950] CPU: 1 PID: 8248 Comm: syz-executor.3 Not tainted 4.19.134-syzkaller #0 [ 67.235226] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.244697] Call Trace: [ 67.247325] dump_stack+0x123/0x177 [ 67.250958] should_fail.cold.4+0x5/0x13 [ 67.255055] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 67.260166] ? lock_downgrade+0x860/0x860 [ 67.264584] __should_failslab+0xba/0xf0 [ 67.268651] should_failslab+0x9/0x14 [ 67.272469] kmem_cache_alloc_trace+0x2d4/0x740 [ 67.277240] ? qfq_change_class+0xa89/0x14b5 [ 67.281687] ? qfq_change_class+0xa89/0x14b5 [ 67.286105] ? __local_bh_enable_ip+0x160/0x260 [ 67.291026] qfq_change_class+0xacf/0x14b5 [ 67.295278] ? selinux_capable+0x1b/0x20 [ 67.299353] ? qfq_delete_class+0x2d0/0x2d0 [ 67.303692] ? nla_parse+0x197/0x280 [ 67.307513] tc_ctl_tclass+0x3e9/0xba0 [ 67.311541] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 67.316661] ? find_held_lock+0x36/0x1d0 [ 67.320767] rtnetlink_rcv_msg+0x34f/0x8f0 [ 67.325188] ? rtnetlink_put_metrics+0x490/0x490 [ 67.330305] ? find_held_lock+0x36/0x1d0 [ 67.334374] netlink_rcv_skb+0x13e/0x3d0 [ 67.338437] ? lock_downgrade+0x860/0x860 [ 67.342593] ? rtnetlink_put_metrics+0x490/0x490 [ 67.347377] ? netlink_ack+0xa50/0xa50 [ 67.351613] ? netlink_deliver_tap+0x182/0xb00 [ 67.356394] rtnetlink_rcv+0x10/0x20 [ 67.360111] netlink_unicast+0x443/0x650 [ 67.364193] ? netlink_attachskb+0x6c0/0x6c0 [ 67.368807] netlink_sendmsg+0x765/0xc40 [ 67.373028] ? netlink_unicast+0x650/0x650 [ 67.377290] ? copy_msghdr_from_user+0x20b/0x3e0 [ 67.382058] ? selinux_socket_sendmsg+0x31/0x40 [ 67.386730] ? netlink_unicast+0x650/0x650 [ 67.390987] sock_sendmsg+0xb5/0xf0 [ 67.394619] ___sys_sendmsg+0x647/0x950 [ 67.398633] ? find_held_lock+0x36/0x1d0 [ 67.402701] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 67.407457] ? __fget+0x278/0x400 [ 67.411016] ? kasan_check_read+0x11/0x20 [ 67.415331] ? __fget+0x295/0x400 [ 67.419066] ? ksys_dup3+0x2e0/0x2e0 [ 67.423051] ? __fget_light+0x174/0x1e0 [ 67.427143] ? _raw_spin_unlock_irq+0x27/0x80 [ 67.431818] ? __fdget+0xe/0x10 [ 67.435093] __sys_sendmsg+0xd9/0x180 [ 67.438897] ? __ia32_sys_shutdown+0x70/0x70 [ 67.443331] ? __schedule+0x794/0x1c10 [ 67.447218] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.452680] __x64_sys_sendmsg+0x73/0xb0 [ 67.456769] do_syscall_64+0xd0/0x4e0 [ 67.460769] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.465949] RIP: 0033:0x45c4a9 [ 67.469130] 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 [ 67.488143] RSP: 002b:00007f7f15ac7c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 67.496127] RAX: ffffffffffffffda RBX: 00007f7f15ac86d4 RCX: 000000000045c4a9 [ 67.503530] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 67.510904] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 67.518166] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 67.525446] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 67.543859] FAULT_INJECTION: forcing a failure. [ 67.543859] name failslab, interval 1, probability 0, space 0, times 0 [ 67.566261] CPU: 1 PID: 8274 Comm: syz-executor.5 Not tainted 4.19.134-syzkaller #0 [ 67.574194] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.584340] Call Trace: [ 67.586935] dump_stack+0x123/0x177 [ 67.590653] should_fail.cold.4+0x5/0x13 [ 67.594976] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 67.600081] ? lock_downgrade+0x860/0x860 [ 67.604365] __should_failslab+0xba/0xf0 [ 67.608530] should_failslab+0x9/0x14 [ 67.612347] kmem_cache_alloc_trace+0x2d4/0x740 [ 67.617094] ? qfq_change_class+0xa89/0x14b5 [ 67.621509] ? qfq_change_class+0xa89/0x14b5 [ 67.625904] ? __local_bh_enable_ip+0x160/0x260 [ 67.631159] qfq_change_class+0xacf/0x14b5 [ 67.635407] ? selinux_capable+0x1b/0x20 [ 67.639479] ? qfq_delete_class+0x2d0/0x2d0 [ 67.643799] ? nla_parse+0x197/0x280 [ 67.647509] tc_ctl_tclass+0x3e9/0xba0 [ 67.651395] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 67.656510] ? find_held_lock+0x36/0x1d0 [ 67.660566] rtnetlink_rcv_msg+0x34f/0x8f0 [ 67.665231] ? rtnetlink_put_metrics+0x490/0x490 [ 67.670091] ? find_held_lock+0x36/0x1d0 [ 67.674138] netlink_rcv_skb+0x13e/0x3d0 [ 67.678333] ? lock_downgrade+0x860/0x860 [ 67.682476] ? rtnetlink_put_metrics+0x490/0x490 [ 67.687363] ? netlink_ack+0xa50/0xa50 [ 67.691249] ? netlink_deliver_tap+0x182/0xb00 [ 67.695831] rtnetlink_rcv+0x10/0x20 [ 67.699723] netlink_unicast+0x443/0x650 [ 67.703783] ? netlink_attachskb+0x6c0/0x6c0 [ 67.708194] netlink_sendmsg+0x765/0xc40 [ 67.712379] ? netlink_unicast+0x650/0x650 [ 67.716592] ? copy_msghdr_from_user+0x20b/0x3e0 [ 67.721597] ? selinux_socket_sendmsg+0x31/0x40 [ 67.726255] ? netlink_unicast+0x650/0x650 [ 67.730670] sock_sendmsg+0xb5/0xf0 [ 67.734302] ___sys_sendmsg+0x647/0x950 [ 67.738798] ? find_held_lock+0x36/0x1d0 [ 67.743312] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 67.748147] ? __fget+0x278/0x400 [ 67.752039] ? kasan_check_read+0x11/0x20 [ 67.756179] ? __fget+0x295/0x400 [ 67.759736] ? ksys_dup3+0x2e0/0x2e0 [ 67.763576] ? __f_unlock_pos+0xd/0x10 [ 67.767734] ? __fget_light+0x174/0x1e0 [ 67.771704] ? __fdget+0xe/0x10 [ 67.774986] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 67.779841] __sys_sendmsg+0xd9/0x180 [ 67.783658] ? __ia32_sys_shutdown+0x70/0x70 [ 67.788277] ? __sb_end_write+0xa4/0xd0 [ 67.792362] ? kasan_check_write+0x14/0x20 [ 67.796596] ? fput+0x18/0x120 [ 67.800056] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.805434] __x64_sys_sendmsg+0x73/0xb0 [ 67.809611] do_syscall_64+0xd0/0x4e0 [ 67.813412] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.818609] RIP: 0033:0x45c4a9 [ 67.821790] 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 [ 67.840705] RSP: 002b:00007f0e1f990c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 67.848498] RAX: ffffffffffffffda RBX: 00007f0e1f9916d4 RCX: 000000000045c4a9 [ 67.855866] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 67.863233] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 67.871459] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 67.878738] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 67.897860] FAULT_INJECTION: forcing a failure. [ 67.897860] name failslab, interval 1, probability 0, space 0, times 0 [ 67.918436] CPU: 1 PID: 8275 Comm: syz-executor.2 Not tainted 4.19.134-syzkaller #0 [ 67.926553] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.936269] Call Trace: [ 67.938985] dump_stack+0x123/0x177 [ 67.942806] should_fail.cold.4+0x5/0x13 [ 67.947725] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 67.953364] ? lock_downgrade+0x860/0x860 [ 67.958334] __should_failslab+0xba/0xf0 [ 67.962408] should_failslab+0x9/0x14 [ 67.966403] kmem_cache_alloc_trace+0x2d4/0x740 [ 67.971195] ? qfq_change_class+0xa89/0x14b5 [ 67.975692] ? qfq_change_class+0xa89/0x14b5 [ 67.980190] ? __local_bh_enable_ip+0x160/0x260 [ 67.984883] qfq_change_class+0xacf/0x14b5 [ 67.989253] ? selinux_capable+0x1b/0x20 [ 67.993321] ? qfq_delete_class+0x2d0/0x2d0 [ 67.997663] ? nla_parse+0x197/0x280 [ 68.001392] tc_ctl_tclass+0x3e9/0xba0 [ 68.005620] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 68.010720] ? find_held_lock+0x36/0x1d0 [ 68.014784] rtnetlink_rcv_msg+0x34f/0x8f0 [ 68.019451] ? rtnetlink_put_metrics+0x490/0x490 [ 68.024328] ? find_held_lock+0x36/0x1d0 [ 68.028513] netlink_rcv_skb+0x13e/0x3d0 [ 68.032573] ? lock_downgrade+0x860/0x860 [ 68.036716] ? rtnetlink_put_metrics+0x490/0x490 [ 68.041489] ? netlink_ack+0xa50/0xa50 [ 68.045567] ? netlink_deliver_tap+0x182/0xb00 [ 68.050178] rtnetlink_rcv+0x10/0x20 [ 68.053902] netlink_unicast+0x443/0x650 [ 68.057954] ? netlink_attachskb+0x6c0/0x6c0 [ 68.062429] netlink_sendmsg+0x765/0xc40 [ 68.066676] ? netlink_unicast+0x650/0x650 [ 68.070908] ? copy_msghdr_from_user+0x20b/0x3e0 [ 68.075794] ? selinux_socket_sendmsg+0x31/0x40 [ 68.080471] ? netlink_unicast+0x650/0x650 [ 68.084700] sock_sendmsg+0xb5/0xf0 [ 68.088333] ___sys_sendmsg+0x647/0x950 [ 68.092426] ? find_held_lock+0x36/0x1d0 [ 68.096486] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 68.101445] ? __fget+0x278/0x400 [ 68.105040] ? kasan_check_read+0x11/0x20 [ 68.109317] ? __fget+0x295/0x400 [ 68.113049] ? ksys_dup3+0x2e0/0x2e0 [ 68.117106] ? __f_unlock_pos+0xd/0x10 [ 68.121084] ? __fget_light+0x174/0x1e0 [ 68.125060] ? __fdget+0xe/0x10 [ 68.128543] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 68.133481] __sys_sendmsg+0xd9/0x180 [ 68.137370] ? __ia32_sys_shutdown+0x70/0x70 [ 68.141973] ? __sb_end_write+0xa4/0xd0 [ 68.146125] ? kasan_check_write+0x14/0x20 [ 68.150465] ? fput+0x18/0x120 [ 68.153654] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.159031] __x64_sys_sendmsg+0x73/0xb0 [ 68.165474] do_syscall_64+0xd0/0x4e0 [ 68.169310] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.174503] RIP: 0033:0x45c4a9 [ 68.177710] 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 [ 68.197396] RSP: 002b:00007f4e38207c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 68.205624] RAX: ffffffffffffffda RBX: 00007f4e382086d4 RCX: 000000000045c4a9 [ 68.212911] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 68.220185] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 68.227580] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 68.234844] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 68.268877] FAULT_INJECTION: forcing a failure. [ 68.268877] name failslab, interval 1, probability 0, space 0, times 0 [ 68.284666] CPU: 0 PID: 8281 Comm: syz-executor.1 Not tainted 4.19.134-syzkaller #0 [ 68.292503] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.301869] Call Trace: [ 68.304972] dump_stack+0x123/0x177 [ 68.308605] should_fail.cold.4+0x5/0x13 [ 68.312682] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 68.317821] ? lock_downgrade+0x860/0x860 [ 68.322204] __should_failslab+0xba/0xf0 [ 68.326273] should_failslab+0x9/0x14 [ 68.330087] kmem_cache_alloc_trace+0x2d4/0x740 [ 68.334791] ? qfq_change_class+0xa89/0x14b5 [ 68.339210] ? __local_bh_enable_ip+0x160/0x260 [ 68.343899] qfq_change_class+0xacf/0x14b5 [ 68.348141] ? selinux_capable+0x1b/0x20 [ 68.352202] ? qfq_delete_class+0x2d0/0x2d0 [ 68.357119] ? nla_parse+0x197/0x280 [ 68.360917] tc_ctl_tclass+0x3e9/0xba0 [ 68.364802] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 68.369903] ? find_held_lock+0x36/0x1d0 [ 68.373973] rtnetlink_rcv_msg+0x34f/0x8f0 [ 68.378212] ? rtnetlink_put_metrics+0x490/0x490 [ 68.383219] ? find_held_lock+0x36/0x1d0 [ 68.387390] netlink_rcv_skb+0x13e/0x3d0 [ 68.392057] ? lock_downgrade+0x860/0x860 [ 68.396375] ? rtnetlink_put_metrics+0x490/0x490 [ 68.401151] ? netlink_ack+0xa50/0xa50 [ 68.405041] ? netlink_deliver_tap+0x182/0xb00 [ 68.409636] rtnetlink_rcv+0x10/0x20 [ 68.413338] netlink_unicast+0x443/0x650 [ 68.417410] ? netlink_attachskb+0x6c0/0x6c0 [ 68.421826] netlink_sendmsg+0x765/0xc40 [ 68.425904] ? netlink_unicast+0x650/0x650 [ 68.430142] ? copy_msghdr_from_user+0x20b/0x3e0 [ 68.434917] ? selinux_socket_sendmsg+0x31/0x40 [ 68.439575] ? netlink_unicast+0x650/0x650 [ 68.443819] sock_sendmsg+0xb5/0xf0 [ 68.447435] ___sys_sendmsg+0x647/0x950 [ 68.451404] ? find_held_lock+0x36/0x1d0 [ 68.455491] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 68.460350] ? __fget+0x278/0x400 [ 68.463818] ? kasan_check_read+0x11/0x20 [ 68.468042] ? __fget+0x295/0x400 [ 68.471479] ? ksys_dup3+0x2e0/0x2e0 [ 68.475227] ? __f_unlock_pos+0xd/0x10 [ 68.479119] ? __fget_light+0x174/0x1e0 [ 68.483232] ? __fdget+0xe/0x10 [ 68.486516] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 68.491351] __sys_sendmsg+0xd9/0x180 [ 68.495155] ? __ia32_sys_shutdown+0x70/0x70 [ 68.499649] ? __sb_end_write+0xa4/0xd0 [ 68.503748] ? kasan_check_write+0x14/0x20 [ 68.507978] ? fput+0x18/0x120 [ 68.511253] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.517132] __x64_sys_sendmsg+0x73/0xb0 [ 68.521222] do_syscall_64+0xd0/0x4e0 [ 68.525241] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.530530] RIP: 0033:0x45c4a9 [ 68.533811] 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 [ 68.552899] RSP: 002b:00007f6b70162c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 68.560957] RAX: ffffffffffffffda RBX: 00007f6b701636d4 RCX: 000000000045c4a9 [ 68.568614] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 68.576038] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 68.583324] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 68.590731] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 68.608733] FAULT_INJECTION: forcing a failure. [ 68.608733] name failslab, interval 1, probability 0, space 0, times 0 [ 68.623323] CPU: 0 PID: 8291 Comm: syz-executor.0 Not tainted 4.19.134-syzkaller #0 [ 68.631249] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.640799] Call Trace: [ 68.643492] dump_stack+0x123/0x177 [ 68.647410] should_fail.cold.4+0x5/0x13 [ 68.651739] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 68.656860] ? lock_downgrade+0x860/0x860 [ 68.661078] __should_failslab+0xba/0xf0 [ 68.665414] should_failslab+0x9/0x14 [ 68.669233] kmem_cache_alloc_trace+0x2d4/0x740 [ 68.673905] ? qfq_change_class+0xa89/0x14b5 [ 68.678326] ? qfq_change_class+0xa89/0x14b5 [ 68.682751] ? __local_bh_enable_ip+0x160/0x260 [ 68.687441] qfq_change_class+0xacf/0x14b5 [ 68.691710] ? selinux_capable+0x1b/0x20 [ 68.695764] ? qfq_delete_class+0x2d0/0x2d0 [ 68.700086] ? nla_parse+0x197/0x280 [ 68.703800] tc_ctl_tclass+0x3e9/0xba0 [ 68.707787] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 68.712881] ? find_held_lock+0x36/0x1d0 [ 68.717746] rtnetlink_rcv_msg+0x34f/0x8f0 [ 68.722015] ? rtnetlink_put_metrics+0x490/0x490 [ 68.726850] ? lock_release+0x44e/0x850 [ 68.730909] netlink_rcv_skb+0x13e/0x3d0 [ 68.735052] ? lock_downgrade+0x860/0x860 [ 68.739291] ? rtnetlink_put_metrics+0x490/0x490 [ 68.744048] ? netlink_ack+0xa50/0xa50 [ 68.748032] ? netlink_deliver_tap+0x182/0xb00 [ 68.752612] rtnetlink_rcv+0x10/0x20 [ 68.756346] netlink_unicast+0x443/0x650 [ 68.760516] ? netlink_attachskb+0x6c0/0x6c0 [ 68.765675] netlink_sendmsg+0x765/0xc40 [ 68.769844] ? netlink_unicast+0x650/0x650 [ 68.774091] ? copy_msghdr_from_user+0x20b/0x3e0 [ 68.778863] ? selinux_socket_sendmsg+0x31/0x40 [ 68.783521] ? netlink_unicast+0x650/0x650 [ 68.787773] sock_sendmsg+0xb5/0xf0 [ 68.791417] ___sys_sendmsg+0x647/0x950 [ 68.795396] ? find_held_lock+0x36/0x1d0 [ 68.799475] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 68.804260] ? __fget+0x278/0x400 [ 68.807721] ? kasan_check_read+0x11/0x20 [ 68.811888] ? __fget+0x295/0x400 [ 68.815618] ? ksys_dup3+0x2e0/0x2e0 [ 68.819344] ? __f_unlock_pos+0xd/0x10 [ 68.823227] ? __fget_light+0x174/0x1e0 [ 68.827208] ? __fdget+0xe/0x10 [ 68.830483] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 68.835432] __sys_sendmsg+0xd9/0x180 [ 68.839235] ? __ia32_sys_shutdown+0x70/0x70 [ 68.843810] ? __sb_end_write+0xa4/0xd0 [ 68.847797] ? kasan_check_write+0x14/0x20 [ 68.852031] ? fput+0x18/0x120 [ 68.855212] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.860570] __x64_sys_sendmsg+0x73/0xb0 [ 68.864845] do_syscall_64+0xd0/0x4e0 [ 68.868789] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.873982] RIP: 0033:0x45c4a9 [ 68.877175] 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 [ 68.896296] RSP: 002b:00007fafa3e8dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 68.904443] RAX: ffffffffffffffda RBX: 00007fafa3e8e6d4 RCX: 000000000045c4a9 [ 68.911787] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 68.919226] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 68.927732] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 68.935320] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 68.950770] FAULT_INJECTION: forcing a failure. [ 68.950770] name failslab, interval 1, probability 0, space 0, times 0 [ 68.970101] CPU: 0 PID: 8301 Comm: syz-executor.4 Not tainted 4.19.134-syzkaller #0 [ 68.978005] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.987365] Call Trace: [ 68.989949] dump_stack+0x123/0x177 [ 68.993575] should_fail.cold.4+0x5/0x13 [ 68.997636] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 69.002734] ? lock_downgrade+0x860/0x860 [ 69.006900] __should_failslab+0xba/0xf0 [ 69.010994] should_failslab+0x9/0x14 [ 69.014798] kmem_cache_alloc_trace+0x2d4/0x740 [ 69.019462] ? qfq_change_class+0xa89/0x14b5 [ 69.023866] ? qfq_change_class+0xa89/0x14b5 [ 69.028292] ? __local_bh_enable_ip+0x160/0x260 [ 69.032950] qfq_change_class+0xacf/0x14b5 [ 69.037395] ? selinux_capable+0x1b/0x20 [ 69.041459] ? qfq_delete_class+0x2d0/0x2d0 [ 69.045802] ? nla_parse+0x197/0x280 [ 69.049795] tc_ctl_tclass+0x3e9/0xba0 [ 69.053745] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 69.058868] ? find_held_lock+0x36/0x1d0 [ 69.062946] rtnetlink_rcv_msg+0x34f/0x8f0 [ 69.067287] ? rtnetlink_put_metrics+0x490/0x490 [ 69.072044] ? find_held_lock+0x36/0x1d0 [ 69.076128] netlink_rcv_skb+0x13e/0x3d0 [ 69.080199] ? lock_downgrade+0x860/0x860 [ 69.084329] ? rtnetlink_put_metrics+0x490/0x490 [ 69.089211] ? netlink_ack+0xa50/0xa50 [ 69.093097] ? netlink_deliver_tap+0x182/0xb00 [ 69.097682] rtnetlink_rcv+0x10/0x20 [ 69.101393] netlink_unicast+0x443/0x650 [ 69.105540] ? netlink_attachskb+0x6c0/0x6c0 [ 69.109956] netlink_sendmsg+0x765/0xc40 [ 69.114195] ? netlink_unicast+0x650/0x650 [ 69.118412] ? copy_msghdr_from_user+0x20b/0x3e0 [ 69.123267] ? selinux_socket_sendmsg+0x31/0x40 [ 69.128014] ? netlink_unicast+0x650/0x650 [ 69.132244] sock_sendmsg+0xb5/0xf0 [ 69.135863] ___sys_sendmsg+0x647/0x950 [ 69.140095] ? find_held_lock+0x36/0x1d0 [ 69.144154] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 69.148924] ? __fget+0x278/0x400 [ 69.152977] ? kasan_check_read+0x11/0x20 [ 69.157156] ? __fget+0x295/0x400 [ 69.160603] ? ksys_dup3+0x2e0/0x2e0 [ 69.164296] ? __f_unlock_pos+0xd/0x10 [ 69.168174] ? __fget_light+0x174/0x1e0 [ 69.172244] ? __fdget+0xe/0x10 [ 69.175548] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 69.180473] __sys_sendmsg+0xd9/0x180 [ 69.184261] ? __ia32_sys_shutdown+0x70/0x70 [ 69.188671] ? __sb_end_write+0xa4/0xd0 [ 69.192639] ? kasan_check_write+0x14/0x20 [ 69.196869] ? fput+0x18/0x120 [ 69.200263] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.205632] __x64_sys_sendmsg+0x73/0xb0 [ 69.209685] do_syscall_64+0xd0/0x4e0 [ 69.213492] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.218669] RIP: 0033:0x45c4a9 [ 69.221874] 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 [ 69.241026] RSP: 002b:00007f6293de3c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 69.248859] RAX: ffffffffffffffda RBX: 00007f6293de46d4 RCX: 000000000045c4a9 [ 69.256240] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 69.263511] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 69.270790] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 69.278065] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 69.288620] nla_parse: 5 callbacks suppressed [ 69.288625] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 69.310604] FAULT_INJECTION: forcing a failure. [ 69.310604] name failslab, interval 1, probability 0, space 0, times 0 [ 69.322812] CPU: 0 PID: 8311 Comm: syz-executor.3 Not tainted 4.19.134-syzkaller #0 [ 69.330653] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.340022] Call Trace: [ 69.342614] dump_stack+0x123/0x177 [ 69.346267] should_fail.cold.4+0x5/0x13 [ 69.350342] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 69.355451] ? lock_downgrade+0x860/0x860 [ 69.360216] __should_failslab+0xba/0xf0 [ 69.364278] should_failslab+0x9/0x14 [ 69.368077] kmem_cache_alloc_trace+0x2d4/0x740 [ 69.372743] ? qfq_change_class+0xa89/0x14b5 [ 69.377154] ? qfq_change_class+0xa89/0x14b5 [ 69.381620] ? __local_bh_enable_ip+0x160/0x260 [ 69.386321] qfq_change_class+0xacf/0x14b5 [ 69.390589] ? selinux_capable+0x1b/0x20 [ 69.394649] ? qfq_delete_class+0x2d0/0x2d0 [ 69.398958] ? nla_parse+0x197/0x280 [ 69.402680] tc_ctl_tclass+0x3e9/0xba0 [ 69.406556] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 69.411643] ? find_held_lock+0x36/0x1d0 [ 69.415717] rtnetlink_rcv_msg+0x34f/0x8f0 [ 69.419950] ? rtnetlink_put_metrics+0x490/0x490 [ 69.424698] ? find_held_lock+0x36/0x1d0 [ 69.428870] netlink_rcv_skb+0x13e/0x3d0 [ 69.432936] ? lock_downgrade+0x860/0x860 [ 69.437077] ? rtnetlink_put_metrics+0x490/0x490 [ 69.441919] ? netlink_ack+0xa50/0xa50 [ 69.445821] ? netlink_deliver_tap+0x182/0xb00 [ 69.450824] rtnetlink_rcv+0x10/0x20 [ 69.454557] netlink_unicast+0x443/0x650 [ 69.458817] ? netlink_attachskb+0x6c0/0x6c0 [ 69.463448] netlink_sendmsg+0x765/0xc40 [ 69.467534] ? netlink_unicast+0x650/0x650 [ 69.471804] ? copy_msghdr_from_user+0x20b/0x3e0 [ 69.476579] ? selinux_socket_sendmsg+0x31/0x40 [ 69.481257] ? netlink_unicast+0x650/0x650 [ 69.485496] sock_sendmsg+0xb5/0xf0 [ 69.489142] ___sys_sendmsg+0x647/0x950 [ 69.493144] ? find_held_lock+0x36/0x1d0 [ 69.497296] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 69.502164] ? __fget+0x278/0x400 [ 69.505618] ? kasan_check_read+0x11/0x20 [ 69.509868] ? __fget+0x295/0x400 [ 69.514379] ? ksys_dup3+0x2e0/0x2e0 [ 69.518232] ? __f_unlock_pos+0xd/0x10 [ 69.522119] ? __fget_light+0x174/0x1e0 [ 69.526081] ? __fdget+0xe/0x10 [ 69.529368] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 69.534231] __sys_sendmsg+0xd9/0x180 [ 69.538025] ? __ia32_sys_shutdown+0x70/0x70 [ 69.542518] ? __sb_end_write+0xa4/0xd0 [ 69.546488] ? kasan_check_write+0x14/0x20 [ 69.550722] ? fput+0x18/0x120 [ 69.553938] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.559304] __x64_sys_sendmsg+0x73/0xb0 [ 69.563532] do_syscall_64+0xd0/0x4e0 [ 69.567586] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.572838] RIP: 0033:0x45c4a9 [ 69.576014] 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 [ 69.595230] RSP: 002b:00007f7f15ac7c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 69.603062] RAX: ffffffffffffffda RBX: 00007f7f15ac86d4 RCX: 000000000045c4a9 [ 69.610470] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 69.617766] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 2020/07/22 23:08:29 executed programs: 48 [ 69.625121] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 69.632459] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 69.645901] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 69.683909] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 69.701904] FAULT_INJECTION: forcing a failure. [ 69.701904] name failslab, interval 1, probability 0, space 0, times 0 [ 69.714359] CPU: 1 PID: 8326 Comm: syz-executor.2 Not tainted 4.19.134-syzkaller #0 [ 69.722254] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.731743] Call Trace: [ 69.734607] dump_stack+0x123/0x177 [ 69.738254] should_fail.cold.4+0x5/0x13 [ 69.742326] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 69.747503] ? lock_downgrade+0x860/0x860 [ 69.751647] __should_failslab+0xba/0xf0 [ 69.755708] should_failslab+0x9/0x14 [ 69.759769] kmem_cache_alloc_trace+0x2d4/0x740 [ 69.764433] ? qfq_change_class+0xa89/0x14b5 [ 69.768835] ? qfq_change_class+0xa89/0x14b5 [ 69.773241] ? __local_bh_enable_ip+0x160/0x260 [ 69.777912] qfq_change_class+0xacf/0x14b5 [ 69.782151] ? selinux_capable+0x1b/0x20 [ 69.786222] ? qfq_delete_class+0x2d0/0x2d0 [ 69.790551] ? nla_parse+0x197/0x280 [ 69.794263] tc_ctl_tclass+0x3e9/0xba0 [ 69.798158] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 69.803256] ? find_held_lock+0x36/0x1d0 [ 69.807335] rtnetlink_rcv_msg+0x34f/0x8f0 [ 69.811567] ? rtnetlink_put_metrics+0x490/0x490 [ 69.816347] ? find_held_lock+0x36/0x1d0 [ 69.820405] netlink_rcv_skb+0x13e/0x3d0 [ 69.824480] ? lock_downgrade+0x860/0x860 [ 69.828740] ? rtnetlink_put_metrics+0x490/0x490 [ 69.833688] ? netlink_ack+0xa50/0xa50 [ 69.837600] ? netlink_deliver_tap+0x182/0xb00 [ 69.842337] rtnetlink_rcv+0x10/0x20 [ 69.846494] netlink_unicast+0x443/0x650 [ 69.850563] ? netlink_attachskb+0x6c0/0x6c0 [ 69.854987] netlink_sendmsg+0x765/0xc40 [ 69.859056] ? netlink_unicast+0x650/0x650 [ 69.863382] ? copy_msghdr_from_user+0x20b/0x3e0 [ 69.868163] ? selinux_socket_sendmsg+0x31/0x40 [ 69.872860] ? netlink_unicast+0x650/0x650 [ 69.877101] sock_sendmsg+0xb5/0xf0 [ 69.880794] ___sys_sendmsg+0x647/0x950 [ 69.884998] ? find_held_lock+0x36/0x1d0 [ 69.889431] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 69.894199] ? __fget+0x278/0x400 [ 69.897755] ? kasan_check_read+0x11/0x20 [ 69.901896] ? __fget+0x295/0x400 [ 69.905518] ? ksys_dup3+0x2e0/0x2e0 [ 69.909247] ? __f_unlock_pos+0xd/0x10 [ 69.913169] ? __fget_light+0x174/0x1e0 [ 69.917673] ? __fdget+0xe/0x10 [ 69.920955] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 69.926946] __sys_sendmsg+0xd9/0x180 [ 69.930754] ? __ia32_sys_shutdown+0x70/0x70 [ 69.935426] ? __sb_end_write+0xa4/0xd0 [ 69.939444] ? kasan_check_write+0x14/0x20 [ 69.943715] ? fput+0x18/0x120 [ 69.946908] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.952485] __x64_sys_sendmsg+0x73/0xb0 [ 69.956741] do_syscall_64+0xd0/0x4e0 [ 69.960634] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.966025] RIP: 0033:0x45c4a9 [ 69.969212] 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 [ 69.988127] RSP: 002b:00007f4e38207c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 69.995848] RAX: ffffffffffffffda RBX: 00007f4e382086d4 RCX: 000000000045c4a9 [ 70.003126] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 70.010394] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 70.017757] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 70.025134] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 70.034282] FAULT_INJECTION: forcing a failure. [ 70.034282] name failslab, interval 1, probability 0, space 0, times 0 [ 70.047296] CPU: 1 PID: 8327 Comm: syz-executor.5 Not tainted 4.19.134-syzkaller #0 [ 70.055105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.065017] Call Trace: [ 70.067666] dump_stack+0x123/0x177 [ 70.071345] should_fail.cold.4+0x5/0x13 [ 70.075438] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 70.080561] ? lock_downgrade+0x860/0x860 [ 70.084720] __should_failslab+0xba/0xf0 [ 70.088794] should_failslab+0x9/0x14 [ 70.092602] kmem_cache_alloc_trace+0x2d4/0x740 [ 70.097273] ? qfq_change_class+0xa89/0x14b5 [ 70.101870] ? qfq_change_class+0xa89/0x14b5 [ 70.106341] ? __local_bh_enable_ip+0x160/0x260 [ 70.111241] qfq_change_class+0xacf/0x14b5 [ 70.115690] ? selinux_capable+0x1b/0x20 [ 70.119771] ? qfq_delete_class+0x2d0/0x2d0 [ 70.124200] ? nla_parse+0x197/0x280 [ 70.127918] tc_ctl_tclass+0x3e9/0xba0 [ 70.131806] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 70.136950] ? find_held_lock+0x36/0x1d0 [ 70.141030] rtnetlink_rcv_msg+0x34f/0x8f0 [ 70.145264] ? rtnetlink_put_metrics+0x490/0x490 [ 70.150018] ? find_held_lock+0x36/0x1d0 [ 70.154095] netlink_rcv_skb+0x13e/0x3d0 [ 70.158168] ? lock_downgrade+0x860/0x860 [ 70.162329] ? rtnetlink_put_metrics+0x490/0x490 [ 70.167080] ? netlink_ack+0xa50/0xa50 [ 70.170959] ? netlink_deliver_tap+0x182/0xb00 [ 70.175556] rtnetlink_rcv+0x10/0x20 [ 70.179367] netlink_unicast+0x443/0x650 [ 70.183432] ? netlink_attachskb+0x6c0/0x6c0 [ 70.187868] netlink_sendmsg+0x765/0xc40 [ 70.192040] ? netlink_unicast+0x650/0x650 [ 70.196703] ? copy_msghdr_from_user+0x20b/0x3e0 [ 70.202921] ? selinux_socket_sendmsg+0x31/0x40 [ 70.210009] ? netlink_unicast+0x650/0x650 [ 70.214635] sock_sendmsg+0xb5/0xf0 [ 70.218437] ___sys_sendmsg+0x647/0x950 [ 70.222720] ? find_held_lock+0x36/0x1d0 [ 70.226874] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 70.231767] ? __fget+0x278/0x400 [ 70.235231] ? kasan_check_read+0x11/0x20 [ 70.239484] ? __fget+0x295/0x400 [ 70.243101] ? ksys_dup3+0x2e0/0x2e0 [ 70.246960] ? __f_unlock_pos+0xd/0x10 [ 70.250899] ? __fget_light+0x174/0x1e0 [ 70.255004] ? __fdget+0xe/0x10 [ 70.258432] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 70.263340] __sys_sendmsg+0xd9/0x180 [ 70.267494] ? __ia32_sys_shutdown+0x70/0x70 [ 70.272418] ? __sb_end_write+0xa4/0xd0 [ 70.276690] ? kasan_check_write+0x14/0x20 [ 70.281026] ? fput+0x18/0x120 [ 70.284695] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.290078] __x64_sys_sendmsg+0x73/0xb0 [ 70.294359] do_syscall_64+0xd0/0x4e0 [ 70.298163] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.303372] RIP: 0033:0x45c4a9 [ 70.306544] 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 [ 70.325845] RSP: 002b:00007f0e1f96fc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 70.333668] RAX: ffffffffffffffda RBX: 00007f0e1f9706d4 RCX: 000000000045c4a9 [ 70.340948] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 70.348313] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 70.355607] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 70.362872] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 70.372178] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 70.388975] FAULT_INJECTION: forcing a failure. [ 70.388975] name failslab, interval 1, probability 0, space 0, times 0 [ 70.401453] CPU: 1 PID: 8338 Comm: syz-executor.1 Not tainted 4.19.134-syzkaller #0 [ 70.409824] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.419649] Call Trace: [ 70.422357] dump_stack+0x123/0x177 [ 70.426614] should_fail.cold.4+0x5/0x13 [ 70.430746] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 70.435945] ? lock_downgrade+0x860/0x860 [ 70.440118] __should_failslab+0xba/0xf0 [ 70.444362] should_failslab+0x9/0x14 [ 70.448260] kmem_cache_alloc_trace+0x2d4/0x740 [ 70.453109] ? qfq_change_class+0xa89/0x14b5 [ 70.458146] ? qfq_change_class+0xa89/0x14b5 [ 70.463010] ? __local_bh_enable_ip+0x160/0x260 [ 70.467805] qfq_change_class+0xacf/0x14b5 [ 70.472285] ? selinux_capable+0x1b/0x20 [ 70.476371] ? qfq_delete_class+0x2d0/0x2d0 [ 70.480958] ? nla_parse+0x197/0x280 [ 70.484779] tc_ctl_tclass+0x3e9/0xba0 [ 70.488705] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 70.493852] ? find_held_lock+0x36/0x1d0 [ 70.498035] rtnetlink_rcv_msg+0x34f/0x8f0 [ 70.502274] ? rtnetlink_put_metrics+0x490/0x490 [ 70.507144] ? find_held_lock+0x36/0x1d0 [ 70.511237] netlink_rcv_skb+0x13e/0x3d0 [ 70.515327] ? lock_downgrade+0x860/0x860 [ 70.519502] ? rtnetlink_put_metrics+0x490/0x490 [ 70.524961] ? netlink_ack+0xa50/0xa50 [ 70.529143] ? netlink_deliver_tap+0x182/0xb00 [ 70.533844] rtnetlink_rcv+0x10/0x20 [ 70.537581] netlink_unicast+0x443/0x650 [ 70.541751] ? netlink_attachskb+0x6c0/0x6c0 [ 70.546171] netlink_sendmsg+0x765/0xc40 [ 70.550258] ? netlink_unicast+0x650/0x650 [ 70.554492] ? copy_msghdr_from_user+0x20b/0x3e0 [ 70.559250] ? selinux_socket_sendmsg+0x31/0x40 [ 70.564906] ? netlink_unicast+0x650/0x650 [ 70.569376] sock_sendmsg+0xb5/0xf0 [ 70.573068] ___sys_sendmsg+0x647/0x950 [ 70.577426] ? find_held_lock+0x36/0x1d0 [ 70.582380] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 70.587235] ? __fget+0x278/0x400 [ 70.591223] ? kasan_check_read+0x11/0x20 [ 70.595388] ? __fget+0x295/0x400 [ 70.598888] ? ksys_dup3+0x2e0/0x2e0 [ 70.602786] ? __f_unlock_pos+0xd/0x10 [ 70.606857] ? __fget_light+0x174/0x1e0 [ 70.610907] ? __fdget+0xe/0x10 [ 70.614199] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 70.619164] __sys_sendmsg+0xd9/0x180 [ 70.622986] ? __ia32_sys_shutdown+0x70/0x70 [ 70.627526] ? __sb_end_write+0xa4/0xd0 [ 70.631517] ? kasan_check_write+0x14/0x20 [ 70.635941] ? fput+0x18/0x120 [ 70.639143] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.644628] __x64_sys_sendmsg+0x73/0xb0 [ 70.648847] do_syscall_64+0xd0/0x4e0 [ 70.652659] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.658115] RIP: 0033:0x45c4a9 [ 70.661316] 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 [ 70.680329] RSP: 002b:00007f6b70141c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 70.688573] RAX: ffffffffffffffda RBX: 00007f6b701426d4 RCX: 000000000045c4a9 [ 70.695944] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000007 [ 70.703492] RBP: 000000000076c100 R08: 0000000000000000 R09: 0000000000000000 [ 70.710874] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 70.718297] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 70.726741] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 70.743975] FAULT_INJECTION: forcing a failure. [ 70.743975] name failslab, interval 1, probability 0, space 0, times 0 [ 70.758029] CPU: 1 PID: 8348 Comm: syz-executor.0 Not tainted 4.19.134-syzkaller #0 [ 70.766362] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.775906] Call Trace: [ 70.778556] dump_stack+0x123/0x177 [ 70.782209] should_fail.cold.4+0x5/0x13 [ 70.786457] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 70.791572] ? lock_downgrade+0x860/0x860 [ 70.795753] __should_failslab+0xba/0xf0 [ 70.799922] should_failslab+0x9/0x14 [ 70.803737] kmem_cache_alloc_trace+0x2d4/0x740 [ 70.808408] ? qfq_change_class+0xa89/0x14b5 [ 70.812827] ? qfq_change_class+0xa89/0x14b5 [ 70.817255] ? __local_bh_enable_ip+0x160/0x260 [ 70.822203] qfq_change_class+0xacf/0x14b5 [ 70.826553] ? selinux_capable+0x1b/0x20 [ 70.830627] ? qfq_delete_class+0x2d0/0x2d0 [ 70.834961] ? nla_parse+0x197/0x280 [ 70.838684] tc_ctl_tclass+0x3e9/0xba0 [ 70.842577] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 70.847828] ? find_held_lock+0x36/0x1d0 [ 70.851919] rtnetlink_rcv_msg+0x34f/0x8f0 [ 70.856161] ? rtnetlink_put_metrics+0x490/0x490 [ 70.861010] ? find_held_lock+0x36/0x1d0 [ 70.865259] netlink_rcv_skb+0x13e/0x3d0 [ 70.869328] ? lock_downgrade+0x860/0x860 [ 70.873476] ? rtnetlink_put_metrics+0x490/0x490 [ 70.878233] ? netlink_ack+0xa50/0xa50 [ 70.882420] ? netlink_deliver_tap+0x182/0xb00 [ 70.887011] rtnetlink_rcv+0x10/0x20 [ 70.890819] netlink_unicast+0x443/0x650 [ 70.894993] ? netlink_attachskb+0x6c0/0x6c0 [ 70.899499] netlink_sendmsg+0x765/0xc40 [ 70.903558] ? netlink_unicast+0x650/0x650 [ 70.907791] ? copy_msghdr_from_user+0x20b/0x3e0 [ 70.912831] ? selinux_socket_sendmsg+0x31/0x40 [ 70.917779] ? netlink_unicast+0x650/0x650 [ 70.922101] sock_sendmsg+0xb5/0xf0 [ 70.925911] ___sys_sendmsg+0x647/0x950 [ 70.930053] ? find_held_lock+0x36/0x1d0 [ 70.934131] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 70.939099] ? __fget+0x278/0x400 [ 70.942561] ? kasan_check_read+0x11/0x20 [ 70.946801] ? __fget+0x295/0x400 [ 70.950504] ? ksys_dup3+0x2e0/0x2e0 [ 70.954497] ? __f_unlock_pos+0xd/0x10 [ 70.958423] ? __fget_light+0x174/0x1e0 [ 70.962394] ? __fdget+0xe/0x10 [ 70.965793] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 70.970632] __sys_sendmsg+0xd9/0x180 [ 70.974427] ? __ia32_sys_shutdown+0x70/0x70 [ 70.978872] ? __sb_end_write+0xa4/0xd0 [ 70.983203] ? kasan_check_write+0x14/0x20 [ 70.987441] ? fput+0x18/0x120 [ 70.990620] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.995976] __x64_sys_sendmsg+0x73/0xb0 [ 71.000037] do_syscall_64+0xd0/0x4e0 [ 71.004116] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.009309] RIP: 0033:0x45c4a9 [ 71.012513] 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 [ 71.032050] RSP: 002b:00007fafa3e8dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 71.040946] RAX: ffffffffffffffda RBX: 00007fafa3e8e6d4 RCX: 000000000045c4a9 [ 71.049124] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 71.056756] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 71.064240] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 71.071798] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 71.080873] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 71.097106] FAULT_INJECTION: forcing a failure. [ 71.097106] name failslab, interval 1, probability 0, space 0, times 0 [ 71.112198] CPU: 1 PID: 8358 Comm: syz-executor.4 Not tainted 4.19.134-syzkaller #0 [ 71.120084] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.129476] Call Trace: [ 71.132095] dump_stack+0x123/0x177 [ 71.135723] should_fail.cold.4+0x5/0x13 [ 71.139801] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 71.145012] ? lock_downgrade+0x860/0x860 [ 71.149187] __should_failslab+0xba/0xf0 [ 71.153288] should_failslab+0x9/0x14 [ 71.157279] kmem_cache_alloc_trace+0x2d4/0x740 [ 71.162610] ? qfq_change_class+0xa89/0x14b5 [ 71.167064] ? qfq_change_class+0xa89/0x14b5 [ 71.171494] ? __local_bh_enable_ip+0x160/0x260 [ 71.176215] qfq_change_class+0xacf/0x14b5 [ 71.180495] ? selinux_capable+0x1b/0x20 [ 71.184862] ? qfq_delete_class+0x2d0/0x2d0 [ 71.189559] ? nla_parse+0x197/0x280 [ 71.193309] tc_ctl_tclass+0x3e9/0xba0 [ 71.197208] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 71.202316] ? find_held_lock+0x36/0x1d0 [ 71.206387] rtnetlink_rcv_msg+0x34f/0x8f0 [ 71.210970] ? rtnetlink_put_metrics+0x490/0x490 [ 71.215720] ? find_held_lock+0x36/0x1d0 [ 71.219787] netlink_rcv_skb+0x13e/0x3d0 [ 71.223945] ? lock_downgrade+0x860/0x860 [ 71.228170] ? rtnetlink_put_metrics+0x490/0x490 [ 71.232925] ? netlink_ack+0xa50/0xa50 [ 71.236802] ? netlink_deliver_tap+0x182/0xb00 [ 71.241817] rtnetlink_rcv+0x10/0x20 [ 71.245607] netlink_unicast+0x443/0x650 [ 71.249742] ? netlink_attachskb+0x6c0/0x6c0 [ 71.254151] netlink_sendmsg+0x765/0xc40 [ 71.258242] ? netlink_unicast+0x650/0x650 [ 71.262462] ? copy_msghdr_from_user+0x20b/0x3e0 [ 71.267406] ? selinux_socket_sendmsg+0x31/0x40 [ 71.272069] ? netlink_unicast+0x650/0x650 [ 71.276304] sock_sendmsg+0xb5/0xf0 [ 71.279920] ___sys_sendmsg+0x647/0x950 [ 71.284142] ? find_held_lock+0x36/0x1d0 [ 71.288307] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 71.293088] ? __fget+0x278/0x400 [ 71.296546] ? kasan_check_read+0x11/0x20 [ 71.300868] ? __fget+0x295/0x400 [ 71.304327] ? ksys_dup3+0x2e0/0x2e0 [ 71.308035] ? __f_unlock_pos+0xd/0x10 [ 71.311925] ? __fget_light+0x174/0x1e0 [ 71.315886] ? __fdget+0xe/0x10 [ 71.319179] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 71.324015] __sys_sendmsg+0xd9/0x180 [ 71.327887] ? __ia32_sys_shutdown+0x70/0x70 [ 71.332289] ? __sb_end_write+0xa4/0xd0 [ 71.341135] ? kasan_check_write+0x14/0x20 [ 71.345361] ? fput+0x18/0x120 [ 71.348649] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.354007] __x64_sys_sendmsg+0x73/0xb0 [ 71.358070] do_syscall_64+0xd0/0x4e0 [ 71.362384] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.367659] RIP: 0033:0x45c4a9 [ 71.370916] 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 [ 71.389990] RSP: 002b:00007f6293de3c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 71.397693] RAX: ffffffffffffffda RBX: 00007f6293de46d4 RCX: 000000000045c4a9 [ 71.404964] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 71.412373] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 71.419634] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 71.427114] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 71.435449] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 71.459022] FAULT_INJECTION: forcing a failure. [ 71.459022] name failslab, interval 1, probability 0, space 0, times 0 [ 71.479322] CPU: 0 PID: 8372 Comm: syz-executor.3 Not tainted 4.19.134-syzkaller #0 [ 71.487434] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.496971] Call Trace: [ 71.499551] dump_stack+0x123/0x177 [ 71.503277] should_fail.cold.4+0x5/0x13 [ 71.507341] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 71.512481] ? lock_downgrade+0x860/0x860 [ 71.516706] __should_failslab+0xba/0xf0 [ 71.520819] should_failslab+0x9/0x14 [ 71.524694] kmem_cache_alloc_trace+0x2d4/0x740 [ 71.529357] ? qfq_change_class+0xa89/0x14b5 [ 71.534307] ? qfq_change_class+0xa89/0x14b5 [ 71.539414] ? __local_bh_enable_ip+0x160/0x260 [ 71.544328] qfq_change_class+0xacf/0x14b5 [ 71.548958] ? selinux_capable+0x1b/0x20 [ 71.553022] ? qfq_delete_class+0x2d0/0x2d0 [ 71.557416] ? nla_parse+0x197/0x280 [ 71.561563] tc_ctl_tclass+0x3e9/0xba0 [ 71.565687] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 71.570895] ? find_held_lock+0x36/0x1d0 [ 71.574967] rtnetlink_rcv_msg+0x34f/0x8f0 [ 71.579905] ? rtnetlink_put_metrics+0x490/0x490 [ 71.585061] ? find_held_lock+0x36/0x1d0 [ 71.589637] netlink_rcv_skb+0x13e/0x3d0 [ 71.593876] ? lock_downgrade+0x860/0x860 [ 71.599612] ? rtnetlink_put_metrics+0x490/0x490 [ 71.605606] ? netlink_ack+0xa50/0xa50 [ 71.610059] ? netlink_deliver_tap+0x182/0xb00 [ 71.614893] rtnetlink_rcv+0x10/0x20 [ 71.618626] netlink_unicast+0x443/0x650 [ 71.622997] ? netlink_attachskb+0x6c0/0x6c0 [ 71.627448] netlink_sendmsg+0x765/0xc40 [ 71.631509] ? netlink_unicast+0x650/0x650 [ 71.635743] ? copy_msghdr_from_user+0x20b/0x3e0 [ 71.640624] ? selinux_socket_sendmsg+0x31/0x40 [ 71.646153] ? netlink_unicast+0x650/0x650 [ 71.650576] sock_sendmsg+0xb5/0xf0 [ 71.654195] ___sys_sendmsg+0x647/0x950 [ 71.658148] ? find_held_lock+0x36/0x1d0 [ 71.662399] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 71.667247] ? __fget+0x278/0x400 [ 71.670693] ? kasan_check_read+0x11/0x20 [ 71.674933] ? __fget+0x295/0x400 [ 71.678458] ? ksys_dup3+0x2e0/0x2e0 [ 71.682168] ? __f_unlock_pos+0xd/0x10 [ 71.686206] ? __fget_light+0x174/0x1e0 [ 71.690275] ? __fdget+0xe/0x10 [ 71.693553] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 71.698396] __sys_sendmsg+0xd9/0x180 [ 71.702215] ? __ia32_sys_shutdown+0x70/0x70 [ 71.706625] ? __sb_end_write+0xa4/0xd0 [ 71.710677] ? kasan_check_write+0x14/0x20 [ 71.715009] ? fput+0x18/0x120 [ 71.718368] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.723848] __x64_sys_sendmsg+0x73/0xb0 [ 71.728196] do_syscall_64+0xd0/0x4e0 [ 71.731999] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.737281] RIP: 0033:0x45c4a9 [ 71.740741] 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 [ 71.760568] RSP: 002b:00007f7f15ac7c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 71.770146] RAX: ffffffffffffffda RBX: 00007f7f15ac86d4 RCX: 000000000045c4a9 [ 71.778053] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 71.785324] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 71.793791] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 71.802094] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 71.813403] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 71.831010] FAULT_INJECTION: forcing a failure. [ 71.831010] name failslab, interval 1, probability 0, space 0, times 0 [ 71.843575] CPU: 0 PID: 8378 Comm: syz-executor.2 Not tainted 4.19.134-syzkaller #0 [ 71.851382] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.860757] Call Trace: [ 71.863383] dump_stack+0x123/0x177 [ 71.867010] should_fail.cold.4+0x5/0x13 [ 71.871069] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 71.876179] ? lock_downgrade+0x860/0x860 [ 71.880337] __should_failslab+0xba/0xf0 [ 71.884401] should_failslab+0x9/0x14 [ 71.888205] kmem_cache_alloc_trace+0x2d4/0x740 [ 71.893802] ? qfq_change_class+0xa89/0x14b5 [ 71.898239] ? qfq_change_class+0xa89/0x14b5 [ 71.902670] ? __local_bh_enable_ip+0x160/0x260 [ 71.907418] qfq_change_class+0xacf/0x14b5 [ 71.911654] ? selinux_capable+0x1b/0x20 [ 71.915721] ? qfq_delete_class+0x2d0/0x2d0 [ 71.920051] ? nla_parse+0x197/0x280 [ 71.923748] tc_ctl_tclass+0x3e9/0xba0 [ 71.927815] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 71.932957] ? find_held_lock+0x36/0x1d0 [ 71.937040] rtnetlink_rcv_msg+0x34f/0x8f0 [ 71.941382] ? rtnetlink_put_metrics+0x490/0x490 [ 71.946299] ? find_held_lock+0x36/0x1d0 [ 71.950376] netlink_rcv_skb+0x13e/0x3d0 [ 71.954605] ? lock_downgrade+0x860/0x860 [ 71.958765] ? rtnetlink_put_metrics+0x490/0x490 [ 71.963536] ? netlink_ack+0xa50/0xa50 [ 71.967407] ? netlink_deliver_tap+0x182/0xb00 [ 71.971980] rtnetlink_rcv+0x10/0x20 [ 71.975691] netlink_unicast+0x443/0x650 [ 71.979881] ? netlink_attachskb+0x6c0/0x6c0 [ 71.984280] netlink_sendmsg+0x765/0xc40 [ 71.988339] ? netlink_unicast+0x650/0x650 [ 71.992574] ? copy_msghdr_from_user+0x20b/0x3e0 [ 71.997405] ? selinux_socket_sendmsg+0x31/0x40 [ 72.002118] ? netlink_unicast+0x650/0x650 [ 72.006361] sock_sendmsg+0xb5/0xf0 [ 72.010000] ___sys_sendmsg+0x647/0x950 [ 72.014095] ? find_held_lock+0x36/0x1d0 [ 72.018154] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 72.022912] ? __fget+0x278/0x400 [ 72.026463] ? kasan_check_read+0x11/0x20 [ 72.030717] ? __fget+0x295/0x400 [ 72.034181] ? ksys_dup3+0x2e0/0x2e0 [ 72.037921] ? __f_unlock_pos+0xd/0x10 [ 72.041794] ? __fget_light+0x174/0x1e0 [ 72.045786] ? __fdget+0xe/0x10 [ 72.049066] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 72.053894] __sys_sendmsg+0xd9/0x180 [ 72.057686] ? __ia32_sys_shutdown+0x70/0x70 [ 72.062085] ? __sb_end_write+0xa4/0xd0 [ 72.066044] ? kasan_check_write+0x14/0x20 [ 72.070389] ? fput+0x18/0x120 [ 72.073598] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.079619] __x64_sys_sendmsg+0x73/0xb0 [ 72.083778] do_syscall_64+0xd0/0x4e0 [ 72.087586] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.092817] RIP: 0033:0x45c4a9 [ 72.096108] 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 [ 72.115000] RSP: 002b:00007f4e38207c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 72.122703] RAX: ffffffffffffffda RBX: 00007f4e382086d4 RCX: 000000000045c4a9 [ 72.130169] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 72.137459] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 72.145031] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 72.152291] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 72.161894] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 72.180120] FAULT_INJECTION: forcing a failure. [ 72.180120] name failslab, interval 1, probability 0, space 0, times 0 [ 72.193156] CPU: 0 PID: 8388 Comm: syz-executor.5 Not tainted 4.19.134-syzkaller #0 [ 72.201594] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.211585] Call Trace: [ 72.214200] dump_stack+0x123/0x177 [ 72.217852] should_fail.cold.4+0x5/0x13 [ 72.221936] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 72.227039] ? lock_downgrade+0x860/0x860 [ 72.231200] __should_failslab+0xba/0xf0 [ 72.235260] should_failslab+0x9/0x14 [ 72.239325] kmem_cache_alloc_trace+0x2d4/0x740 [ 72.244578] ? qfq_change_class+0xa89/0x14b5 [ 72.249130] ? qfq_change_class+0xa89/0x14b5 [ 72.253553] ? __local_bh_enable_ip+0x160/0x260 [ 72.258240] qfq_change_class+0xacf/0x14b5 [ 72.262630] ? selinux_capable+0x1b/0x20 [ 72.266690] ? qfq_delete_class+0x2d0/0x2d0 [ 72.271025] ? nla_parse+0x197/0x280 [ 72.274835] tc_ctl_tclass+0x3e9/0xba0 [ 72.278863] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 72.283993] ? find_held_lock+0x36/0x1d0 [ 72.288055] rtnetlink_rcv_msg+0x34f/0x8f0 [ 72.292293] ? rtnetlink_put_metrics+0x490/0x490 [ 72.298046] ? find_held_lock+0x36/0x1d0 [ 72.302265] netlink_rcv_skb+0x13e/0x3d0 [ 72.306354] ? lock_downgrade+0x860/0x860 [ 72.310691] ? rtnetlink_put_metrics+0x490/0x490 [ 72.315527] ? netlink_ack+0xa50/0xa50 [ 72.319411] ? netlink_deliver_tap+0x182/0xb00 [ 72.324016] rtnetlink_rcv+0x10/0x20 [ 72.327767] netlink_unicast+0x443/0x650 [ 72.332154] ? netlink_attachskb+0x6c0/0x6c0 [ 72.336574] netlink_sendmsg+0x765/0xc40 [ 72.340739] ? netlink_unicast+0x650/0x650 [ 72.345104] ? copy_msghdr_from_user+0x20b/0x3e0 [ 72.349946] ? selinux_socket_sendmsg+0x31/0x40 [ 72.354759] ? netlink_unicast+0x650/0x650 [ 72.359103] sock_sendmsg+0xb5/0xf0 [ 72.362816] ___sys_sendmsg+0x647/0x950 [ 72.366783] ? find_held_lock+0x36/0x1d0 [ 72.371066] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 72.375832] ? __fget+0x278/0x400 [ 72.379398] ? kasan_check_read+0x11/0x20 [ 72.383983] ? __fget+0x295/0x400 [ 72.387450] ? ksys_dup3+0x2e0/0x2e0 [ 72.391288] ? __f_unlock_pos+0xd/0x10 [ 72.395189] ? __fget_light+0x174/0x1e0 [ 72.399203] ? __fdget+0xe/0x10 [ 72.402490] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 72.408706] __sys_sendmsg+0xd9/0x180 [ 72.412530] ? __ia32_sys_shutdown+0x70/0x70 [ 72.417032] ? __sb_end_write+0xa4/0xd0 [ 72.421035] ? kasan_check_write+0x14/0x20 [ 72.425284] ? fput+0x18/0x120 [ 72.428485] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.433855] __x64_sys_sendmsg+0x73/0xb0 [ 72.437953] do_syscall_64+0xd0/0x4e0 [ 72.441769] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.446963] RIP: 0033:0x45c4a9 [ 72.450243] 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 [ 72.469679] RSP: 002b:00007f0e1f96fc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 72.478080] RAX: ffffffffffffffda RBX: 00007f0e1f9706d4 RCX: 000000000045c4a9 [ 72.485872] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 72.494498] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 72.501768] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 72.509498] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 72.525272] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 72.552989] FAULT_INJECTION: forcing a failure. [ 72.552989] name failslab, interval 1, probability 0, space 0, times 0 [ 72.572192] CPU: 0 PID: 8398 Comm: syz-executor.1 Not tainted 4.19.134-syzkaller #0 [ 72.581023] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.590993] Call Trace: [ 72.593578] dump_stack+0x123/0x177 [ 72.597215] should_fail.cold.4+0x5/0x13 [ 72.601290] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 72.606554] ? lock_downgrade+0x860/0x860 [ 72.610989] __should_failslab+0xba/0xf0 [ 72.615061] should_failslab+0x9/0x14 [ 72.619090] kmem_cache_alloc_trace+0x2d4/0x740 [ 72.623766] ? qfq_change_class+0xa89/0x14b5 [ 72.628272] ? qfq_change_class+0xa89/0x14b5 [ 72.632854] ? __local_bh_enable_ip+0x160/0x260 [ 72.637606] qfq_change_class+0xacf/0x14b5 [ 72.642028] ? selinux_capable+0x1b/0x20 [ 72.646090] ? qfq_delete_class+0x2d0/0x2d0 [ 72.650669] ? nla_parse+0x197/0x280 [ 72.654422] tc_ctl_tclass+0x3e9/0xba0 [ 72.658336] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 72.663521] ? find_held_lock+0x36/0x1d0 [ 72.667773] rtnetlink_rcv_msg+0x34f/0x8f0 [ 72.672026] ? rtnetlink_put_metrics+0x490/0x490 [ 72.676779] ? find_held_lock+0x36/0x1d0 [ 72.682034] netlink_rcv_skb+0x13e/0x3d0 [ 72.686158] ? lock_downgrade+0x860/0x860 [ 72.690327] ? rtnetlink_put_metrics+0x490/0x490 [ 72.695099] ? netlink_ack+0xa50/0xa50 [ 72.699077] ? netlink_deliver_tap+0x182/0xb00 [ 72.703767] rtnetlink_rcv+0x10/0x20 [ 72.707869] netlink_unicast+0x443/0x650 [ 72.713166] ? netlink_attachskb+0x6c0/0x6c0 [ 72.717580] netlink_sendmsg+0x765/0xc40 [ 72.721677] ? netlink_unicast+0x650/0x650 [ 72.725923] ? copy_msghdr_from_user+0x20b/0x3e0 [ 72.730689] ? selinux_socket_sendmsg+0x31/0x40 [ 72.735374] ? netlink_unicast+0x650/0x650 [ 72.739607] sock_sendmsg+0xb5/0xf0 [ 72.743241] ___sys_sendmsg+0x647/0x950 [ 72.747237] ? find_held_lock+0x36/0x1d0 [ 72.751290] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 72.756112] ? __fget+0x278/0x400 [ 72.759761] ? kasan_check_read+0x11/0x20 [ 72.763969] ? __fget+0x295/0x400 [ 72.767416] ? ksys_dup3+0x2e0/0x2e0 [ 72.771116] ? __f_unlock_pos+0xd/0x10 [ 72.775088] ? __fget_light+0x174/0x1e0 [ 72.779138] ? __fdget+0xe/0x10 [ 72.782479] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 72.787355] __sys_sendmsg+0xd9/0x180 [ 72.791161] ? __ia32_sys_shutdown+0x70/0x70 [ 72.795586] ? __sb_end_write+0xa4/0xd0 [ 72.799620] ? kasan_check_write+0x14/0x20 [ 72.804125] ? fput+0x18/0x120 [ 72.807320] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.812728] __x64_sys_sendmsg+0x73/0xb0 [ 72.816880] do_syscall_64+0xd0/0x4e0 [ 72.820687] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.826233] RIP: 0033:0x45c4a9 [ 72.829422] 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 [ 72.848421] RSP: 002b:00007f6b70162c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 72.856225] RAX: ffffffffffffffda RBX: 00007f6b701636d4 RCX: 000000000045c4a9 [ 72.863608] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 72.871666] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 72.878958] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 72.886962] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 72.902351] FAULT_INJECTION: forcing a failure. [ 72.902351] name failslab, interval 1, probability 0, space 0, times 0 [ 72.922266] CPU: 0 PID: 8408 Comm: syz-executor.0 Not tainted 4.19.134-syzkaller #0 [ 72.930172] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.939533] Call Trace: [ 72.942592] dump_stack+0x123/0x177 [ 72.946308] should_fail.cold.4+0x5/0x13 [ 72.950375] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 72.955486] ? lock_downgrade+0x860/0x860 [ 72.959649] __should_failslab+0xba/0xf0 [ 72.963823] should_failslab+0x9/0x14 [ 72.967751] kmem_cache_alloc_trace+0x2d4/0x740 [ 72.972440] ? qfq_change_class+0xa89/0x14b5 [ 72.976855] ? qfq_change_class+0xa89/0x14b5 [ 72.981310] ? __local_bh_enable_ip+0x160/0x260 [ 72.985977] qfq_change_class+0xacf/0x14b5 [ 72.990232] ? selinux_capable+0x1b/0x20 [ 72.994311] ? qfq_delete_class+0x2d0/0x2d0 [ 72.998639] ? nla_parse+0x197/0x280 [ 73.002359] tc_ctl_tclass+0x3e9/0xba0 [ 73.006576] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 73.011691] ? find_held_lock+0x36/0x1d0 [ 73.015843] rtnetlink_rcv_msg+0x34f/0x8f0 [ 73.020440] ? rtnetlink_put_metrics+0x490/0x490 [ 73.025270] ? find_held_lock+0x36/0x1d0 [ 73.029332] netlink_rcv_skb+0x13e/0x3d0 [ 73.033757] ? lock_downgrade+0x860/0x860 [ 73.037909] ? rtnetlink_put_metrics+0x490/0x490 [ 73.043050] ? netlink_ack+0xa50/0xa50 [ 73.048776] ? netlink_deliver_tap+0x182/0xb00 [ 73.053538] rtnetlink_rcv+0x10/0x20 [ 73.057277] netlink_unicast+0x443/0x650 [ 73.062481] ? netlink_attachskb+0x6c0/0x6c0 [ 73.067010] netlink_sendmsg+0x765/0xc40 [ 73.071149] ? netlink_unicast+0x650/0x650 [ 73.075392] ? copy_msghdr_from_user+0x20b/0x3e0 [ 73.080161] ? selinux_socket_sendmsg+0x31/0x40 [ 73.085610] ? netlink_unicast+0x650/0x650 [ 73.090189] sock_sendmsg+0xb5/0xf0 [ 73.094118] ___sys_sendmsg+0x647/0x950 [ 73.098298] ? find_held_lock+0x36/0x1d0 [ 73.102360] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 73.107363] ? __fget+0x278/0x400 [ 73.110902] ? kasan_check_read+0x11/0x20 [ 73.115283] ? __fget+0x295/0x400 [ 73.118740] ? ksys_dup3+0x2e0/0x2e0 [ 73.122489] ? __f_unlock_pos+0xd/0x10 [ 73.126376] ? __fget_light+0x174/0x1e0 [ 73.130346] ? __fdget+0xe/0x10 [ 73.133618] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 73.138456] __sys_sendmsg+0xd9/0x180 [ 73.142245] ? __ia32_sys_shutdown+0x70/0x70 [ 73.146675] ? __sb_end_write+0xa4/0xd0 [ 73.150647] ? kasan_check_write+0x14/0x20 [ 73.154879] ? fput+0x18/0x120 [ 73.158067] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.163629] __x64_sys_sendmsg+0x73/0xb0 [ 73.167886] do_syscall_64+0xd0/0x4e0 [ 73.171791] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.177005] RIP: 0033:0x45c4a9 [ 73.180209] 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 [ 73.199990] RSP: 002b:00007fafa3e8dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 73.207786] RAX: ffffffffffffffda RBX: 00007fafa3e8e6d4 RCX: 000000000045c4a9 [ 73.215141] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 73.222559] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 73.230030] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 73.237285] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 73.254410] FAULT_INJECTION: forcing a failure. [ 73.254410] name failslab, interval 1, probability 0, space 0, times 0 [ 73.281249] CPU: 0 PID: 8419 Comm: syz-executor.4 Not tainted 4.19.134-syzkaller #0 [ 73.289156] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.298683] Call Trace: [ 73.301287] dump_stack+0x123/0x177 [ 73.304910] should_fail.cold.4+0x5/0x13 [ 73.308980] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 73.314080] ? lock_downgrade+0x860/0x860 [ 73.318258] __should_failslab+0xba/0xf0 [ 73.322333] should_failslab+0x9/0x14 [ 73.326121] kmem_cache_alloc_trace+0x2d4/0x740 [ 73.330799] ? qfq_change_class+0xa89/0x14b5 [ 73.335216] ? qfq_change_class+0xa89/0x14b5 [ 73.339634] ? __local_bh_enable_ip+0x160/0x260 [ 73.344304] qfq_change_class+0xacf/0x14b5 [ 73.348521] ? selinux_capable+0x1b/0x20 [ 73.352581] ? qfq_delete_class+0x2d0/0x2d0 [ 73.356882] ? nla_parse+0x197/0x280 [ 73.360594] tc_ctl_tclass+0x3e9/0xba0 [ 73.364578] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 73.369782] ? find_held_lock+0x36/0x1d0 [ 73.373856] rtnetlink_rcv_msg+0x34f/0x8f0 [ 73.378070] ? rtnetlink_put_metrics+0x490/0x490 [ 73.382892] ? find_held_lock+0x36/0x1d0 [ 73.386933] netlink_rcv_skb+0x13e/0x3d0 [ 73.390973] ? lock_downgrade+0x860/0x860 [ 73.395210] ? rtnetlink_put_metrics+0x490/0x490 [ 73.399971] ? netlink_ack+0xa50/0xa50 [ 73.403857] ? netlink_deliver_tap+0x182/0xb00 [ 73.408597] rtnetlink_rcv+0x10/0x20 [ 73.412321] netlink_unicast+0x443/0x650 [ 73.416394] ? netlink_attachskb+0x6c0/0x6c0 [ 73.420896] netlink_sendmsg+0x765/0xc40 [ 73.424943] ? netlink_unicast+0x650/0x650 [ 73.429178] ? copy_msghdr_from_user+0x20b/0x3e0 [ 73.433916] ? selinux_socket_sendmsg+0x31/0x40 [ 73.438635] ? netlink_unicast+0x650/0x650 [ 73.442969] sock_sendmsg+0xb5/0xf0 [ 73.446677] ___sys_sendmsg+0x647/0x950 [ 73.450664] ? find_held_lock+0x36/0x1d0 [ 73.454804] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 73.459669] ? __fget+0x278/0x400 [ 73.463407] ? kasan_check_read+0x11/0x20 [ 73.467576] ? __fget+0x295/0x400 [ 73.471012] ? ksys_dup3+0x2e0/0x2e0 [ 73.474822] ? __f_unlock_pos+0xd/0x10 [ 73.479012] ? __fget_light+0x174/0x1e0 [ 73.483282] ? __fdget+0xe/0x10 [ 73.486586] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 73.491525] __sys_sendmsg+0xd9/0x180 [ 73.495317] ? __ia32_sys_shutdown+0x70/0x70 [ 73.499838] ? __sb_end_write+0xa4/0xd0 [ 73.503907] ? kasan_check_write+0x14/0x20 [ 73.508135] ? fput+0x18/0x120 [ 73.511527] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.516976] __x64_sys_sendmsg+0x73/0xb0 [ 73.521039] do_syscall_64+0xd0/0x4e0 [ 73.524828] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.530001] RIP: 0033:0x45c4a9 [ 73.533177] 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 [ 73.552152] RSP: 002b:00007f6293dc2c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 73.559870] RAX: ffffffffffffffda RBX: 00007f6293dc36d4 RCX: 000000000045c4a9 [ 73.567125] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000007 [ 73.574571] RBP: 000000000076c100 R08: 0000000000000000 R09: 0000000000000000 [ 73.583223] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 73.590484] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 73.613704] FAULT_INJECTION: forcing a failure. [ 73.613704] name failslab, interval 1, probability 0, space 0, times 0 [ 73.640623] CPU: 1 PID: 8429 Comm: syz-executor.3 Not tainted 4.19.134-syzkaller #0 [ 73.648732] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.658198] Call Trace: [ 73.660780] dump_stack+0x123/0x177 [ 73.664400] should_fail.cold.4+0x5/0x13 [ 73.668505] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 73.673603] ? lock_downgrade+0x860/0x860 [ 73.677757] __should_failslab+0xba/0xf0 [ 73.681817] should_failslab+0x9/0x14 [ 73.685611] kmem_cache_alloc_trace+0x2d4/0x740 [ 73.690326] ? qfq_change_class+0xa89/0x14b5 [ 73.694769] ? qfq_change_class+0xa89/0x14b5 [ 73.699330] ? __local_bh_enable_ip+0x160/0x260 [ 73.704016] qfq_change_class+0xacf/0x14b5 [ 73.708424] ? selinux_capable+0x1b/0x20 [ 73.712472] ? qfq_delete_class+0x2d0/0x2d0 [ 73.716795] ? nla_parse+0x197/0x280 [ 73.720496] tc_ctl_tclass+0x3e9/0xba0 [ 73.724388] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 73.729480] ? find_held_lock+0x36/0x1d0 [ 73.733548] rtnetlink_rcv_msg+0x34f/0x8f0 [ 73.737772] ? rtnetlink_put_metrics+0x490/0x490 [ 73.742782] ? find_held_lock+0x36/0x1d0 [ 73.746855] netlink_rcv_skb+0x13e/0x3d0 [ 73.750898] ? lock_downgrade+0x860/0x860 [ 73.755033] ? rtnetlink_put_metrics+0x490/0x490 [ 73.759783] ? netlink_ack+0xa50/0xa50 [ 73.763716] ? netlink_deliver_tap+0x182/0xb00 [ 73.768298] rtnetlink_rcv+0x10/0x20 [ 73.772089] netlink_unicast+0x443/0x650 [ 73.776161] ? netlink_attachskb+0x6c0/0x6c0 [ 73.780593] netlink_sendmsg+0x765/0xc40 [ 73.784653] ? netlink_unicast+0x650/0x650 [ 73.788984] ? copy_msghdr_from_user+0x20b/0x3e0 [ 73.793817] ? selinux_socket_sendmsg+0x31/0x40 [ 73.798563] ? netlink_unicast+0x650/0x650 [ 73.802808] sock_sendmsg+0xb5/0xf0 [ 73.806441] ___sys_sendmsg+0x647/0x950 [ 73.810504] ? find_held_lock+0x36/0x1d0 [ 73.814548] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 73.819300] ? __fget+0x278/0x400 [ 73.822785] ? kasan_check_read+0x11/0x20 [ 73.827052] ? __fget+0x295/0x400 [ 73.830507] ? ksys_dup3+0x2e0/0x2e0 [ 73.834328] ? __f_unlock_pos+0xd/0x10 [ 73.838231] ? __fget_light+0x174/0x1e0 [ 73.842203] ? __fdget+0xe/0x10 [ 73.845601] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 73.850454] __sys_sendmsg+0xd9/0x180 [ 73.854247] ? __ia32_sys_shutdown+0x70/0x70 [ 73.858650] ? __sb_end_write+0xa4/0xd0 [ 73.862621] ? kasan_check_write+0x14/0x20 [ 73.867100] ? fput+0x18/0x120 [ 73.870284] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.875889] __x64_sys_sendmsg+0x73/0xb0 [ 73.879937] do_syscall_64+0xd0/0x4e0 [ 73.883725] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.888892] RIP: 0033:0x45c4a9 [ 73.892062] 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 [ 73.912250] RSP: 002b:00007f7f15ac7c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 73.920405] RAX: ffffffffffffffda RBX: 00007f7f15ac86d4 RCX: 000000000045c4a9 [ 73.927671] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 73.935247] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 73.942631] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 73.950003] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 73.965089] FAULT_INJECTION: forcing a failure. [ 73.965089] name failslab, interval 1, probability 0, space 0, times 0 [ 73.979217] CPU: 1 PID: 8439 Comm: syz-executor.2 Not tainted 4.19.134-syzkaller #0 [ 73.987020] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.996486] Call Trace: [ 73.999073] dump_stack+0x123/0x177 [ 74.002727] should_fail.cold.4+0x5/0x13 [ 74.006800] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 74.011941] ? lock_downgrade+0x860/0x860 [ 74.016209] __should_failslab+0xba/0xf0 [ 74.020269] should_failslab+0x9/0x14 [ 74.024326] kmem_cache_alloc_trace+0x2d4/0x740 [ 74.028992] ? qfq_change_class+0xa89/0x14b5 [ 74.033393] ? qfq_change_class+0xa89/0x14b5 [ 74.037810] ? __local_bh_enable_ip+0x160/0x260 [ 74.042652] qfq_change_class+0xacf/0x14b5 [ 74.046891] ? selinux_capable+0x1b/0x20 [ 74.050958] ? qfq_delete_class+0x2d0/0x2d0 [ 74.055274] ? nla_parse+0x197/0x280 [ 74.058977] tc_ctl_tclass+0x3e9/0xba0 [ 74.062865] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 74.067975] ? find_held_lock+0x36/0x1d0 [ 74.072064] rtnetlink_rcv_msg+0x34f/0x8f0 [ 74.076299] ? rtnetlink_put_metrics+0x490/0x490 [ 74.081069] ? find_held_lock+0x36/0x1d0 [ 74.085223] netlink_rcv_skb+0x13e/0x3d0 [ 74.089267] ? lock_downgrade+0x860/0x860 [ 74.093403] ? rtnetlink_put_metrics+0x490/0x490 [ 74.098144] ? netlink_ack+0xa50/0xa50 [ 74.102038] ? netlink_deliver_tap+0x182/0xb00 [ 74.106599] rtnetlink_rcv+0x10/0x20 [ 74.110296] netlink_unicast+0x443/0x650 [ 74.114345] ? netlink_attachskb+0x6c0/0x6c0 [ 74.118933] netlink_sendmsg+0x765/0xc40 [ 74.123041] ? netlink_unicast+0x650/0x650 [ 74.127265] ? copy_msghdr_from_user+0x20b/0x3e0 [ 74.132023] ? selinux_socket_sendmsg+0x31/0x40 [ 74.136703] ? netlink_unicast+0x650/0x650 [ 74.140915] sock_sendmsg+0xb5/0xf0 [ 74.144983] ___sys_sendmsg+0x647/0x950 [ 74.149161] ? find_held_lock+0x36/0x1d0 [ 74.154183] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 74.158955] ? __fget+0x278/0x400 [ 74.162394] ? kasan_check_read+0x11/0x20 [ 74.166715] ? __fget+0x295/0x400 [ 74.170167] ? ksys_dup3+0x2e0/0x2e0 [ 74.173878] ? __f_unlock_pos+0xd/0x10 [ 74.177760] ? __fget_light+0x174/0x1e0 [ 74.181824] ? __fdget+0xe/0x10 [ 74.185095] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 74.189939] __sys_sendmsg+0xd9/0x180 [ 74.193757] ? __ia32_sys_shutdown+0x70/0x70 [ 74.198184] ? __sb_end_write+0xa4/0xd0 [ 74.202217] ? kasan_check_write+0x14/0x20 [ 74.206466] ? fput+0x18/0x120 [ 74.209657] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.215280] __x64_sys_sendmsg+0x73/0xb0 [ 74.219358] do_syscall_64+0xd0/0x4e0 [ 74.223172] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.228362] RIP: 0033:0x45c4a9 [ 74.231911] 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 [ 74.251983] RSP: 002b:00007f4e38207c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 74.259904] RAX: ffffffffffffffda RBX: 00007f4e382086d4 RCX: 000000000045c4a9 [ 74.267438] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 74.274803] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 74.282466] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 74.289736] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 74.307859] nla_parse: 4 callbacks suppressed [ 74.307865] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 74.350456] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 74.373370] FAULT_INJECTION: forcing a failure. [ 74.373370] name failslab, interval 1, probability 0, space 0, times 0 [ 74.385656] CPU: 1 PID: 8458 Comm: syz-executor.1 Not tainted 4.19.134-syzkaller #0 [ 74.393635] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.403739] Call Trace: [ 74.406490] dump_stack+0x123/0x177 [ 74.410225] should_fail.cold.4+0x5/0x13 [ 74.414393] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 74.419504] ? lock_downgrade+0x860/0x860 [ 74.423770] __should_failslab+0xba/0xf0 [ 74.427866] should_failslab+0x9/0x14 [ 74.431777] kmem_cache_alloc_trace+0x2d4/0x740 [ 74.436456] ? qfq_change_class+0xa89/0x14b5 [ 74.441018] ? qfq_change_class+0xa89/0x14b5 [ 74.445523] ? __local_bh_enable_ip+0x160/0x260 [ 74.450801] qfq_change_class+0xacf/0x14b5 [ 74.455062] ? selinux_capable+0x1b/0x20 [ 74.459305] ? qfq_delete_class+0x2d0/0x2d0 [ 74.463732] ? nla_parse+0x197/0x280 [ 74.467444] tc_ctl_tclass+0x3e9/0xba0 [ 74.471464] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 74.476583] ? find_held_lock+0x36/0x1d0 [ 74.480667] rtnetlink_rcv_msg+0x34f/0x8f0 [ 74.485417] ? rtnetlink_put_metrics+0x490/0x490 [ 74.490166] ? find_held_lock+0x36/0x1d0 [ 74.494271] netlink_rcv_skb+0x13e/0x3d0 [ 74.498341] ? lock_downgrade+0x860/0x860 [ 74.502643] ? rtnetlink_put_metrics+0x490/0x490 [ 74.507400] ? netlink_ack+0xa50/0xa50 [ 74.511292] ? netlink_deliver_tap+0x182/0xb00 [ 74.516077] rtnetlink_rcv+0x10/0x20 [ 74.520834] netlink_unicast+0x443/0x650 [ 74.525028] ? netlink_attachskb+0x6c0/0x6c0 [ 74.531035] netlink_sendmsg+0x765/0xc40 [ 74.535130] ? netlink_unicast+0x650/0x650 [ 74.539463] ? copy_msghdr_from_user+0x20b/0x3e0 [ 74.544222] ? selinux_socket_sendmsg+0x31/0x40 [ 74.548897] ? netlink_unicast+0x650/0x650 [ 74.553230] sock_sendmsg+0xb5/0xf0 [ 74.557072] ___sys_sendmsg+0x647/0x950 [ 74.561037] ? find_held_lock+0x36/0x1d0 [ 74.565535] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 74.570297] ? __fget+0x278/0x400 [ 74.573752] ? kasan_check_read+0x11/0x20 [ 74.577998] ? __fget+0x295/0x400 [ 74.581873] ? ksys_dup3+0x2e0/0x2e0 [ 74.585684] ? __f_unlock_pos+0xd/0x10 [ 74.589599] ? __fget_light+0x174/0x1e0 [ 74.593752] ? __fdget+0xe/0x10 [ 74.597058] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 74.601925] __sys_sendmsg+0xd9/0x180 [ 74.605825] ? __ia32_sys_shutdown+0x70/0x70 [ 74.610282] ? __sb_end_write+0xa4/0xd0 [ 74.614363] ? kasan_check_write+0x14/0x20 [ 74.618754] ? fput+0x18/0x120 [ 74.621966] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.627525] __x64_sys_sendmsg+0x73/0xb0 [ 74.631608] do_syscall_64+0xd0/0x4e0 [ 74.635599] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.640978] RIP: 0033:0x45c4a9 [ 74.644175] 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 [ 74.663167] RSP: 002b:00007f6b70162c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 74.671667] RAX: ffffffffffffffda RBX: 00007f6b701636d4 RCX: 000000000045c4a9 [ 74.678973] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 74.686587] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 74.693856] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 2020/07/22 23:08:34 executed programs: 62 [ 74.701324] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 74.711574] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 74.751096] FAULT_INJECTION: forcing a failure. [ 74.751096] name failslab, interval 1, probability 0, space 0, times 0 [ 74.763630] CPU: 1 PID: 8459 Comm: syz-executor.5 Not tainted 4.19.134-syzkaller #0 [ 74.771542] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.781509] Call Trace: [ 74.784223] dump_stack+0x123/0x177 [ 74.787848] should_fail.cold.4+0x5/0x13 [ 74.792129] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 74.797286] ? lock_downgrade+0x860/0x860 [ 74.801667] __should_failslab+0xba/0xf0 [ 74.805780] should_failslab+0x9/0x14 [ 74.809575] kmem_cache_alloc_trace+0x2d4/0x740 [ 74.814247] ? qfq_change_class+0xa89/0x14b5 [ 74.818825] ? qfq_change_class+0xa89/0x14b5 [ 74.823341] ? __local_bh_enable_ip+0x160/0x260 [ 74.828007] qfq_change_class+0xacf/0x14b5 [ 74.832355] ? selinux_capable+0x1b/0x20 [ 74.836592] ? qfq_delete_class+0x2d0/0x2d0 [ 74.841108] ? nla_parse+0x197/0x280 [ 74.845037] tc_ctl_tclass+0x3e9/0xba0 [ 74.848923] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 74.854028] ? find_held_lock+0x36/0x1d0 [ 74.858357] rtnetlink_rcv_msg+0x34f/0x8f0 [ 74.862616] ? rtnetlink_put_metrics+0x490/0x490 [ 74.867479] ? find_held_lock+0x36/0x1d0 [ 74.871540] netlink_rcv_skb+0x13e/0x3d0 [ 74.875703] ? lock_downgrade+0x860/0x860 [ 74.879856] ? rtnetlink_put_metrics+0x490/0x490 [ 74.884606] ? netlink_ack+0xa50/0xa50 [ 74.888498] ? netlink_deliver_tap+0x182/0xb00 [ 74.893069] rtnetlink_rcv+0x10/0x20 [ 74.896826] netlink_unicast+0x443/0x650 [ 74.900922] ? netlink_attachskb+0x6c0/0x6c0 [ 74.905398] netlink_sendmsg+0x765/0xc40 [ 74.909510] ? netlink_unicast+0x650/0x650 [ 74.913975] ? copy_msghdr_from_user+0x20b/0x3e0 [ 74.919526] ? selinux_socket_sendmsg+0x31/0x40 [ 74.924304] ? netlink_unicast+0x650/0x650 [ 74.928546] sock_sendmsg+0xb5/0xf0 [ 74.932202] ___sys_sendmsg+0x647/0x950 [ 74.936307] ? find_held_lock+0x36/0x1d0 [ 74.940371] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 74.945297] ? __fget+0x278/0x400 [ 74.948865] ? kasan_check_read+0x11/0x20 [ 74.956693] ? __fget+0x295/0x400 [ 74.960144] ? ksys_dup3+0x2e0/0x2e0 [ 74.963951] ? __f_unlock_pos+0xd/0x10 [ 74.967862] ? __fget_light+0x174/0x1e0 [ 74.971844] ? __fdget+0xe/0x10 [ 74.975119] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 74.979973] __sys_sendmsg+0xd9/0x180 [ 74.984076] ? __ia32_sys_shutdown+0x70/0x70 [ 74.988733] ? __sb_end_write+0xa4/0xd0 [ 74.992732] ? kasan_check_write+0x14/0x20 [ 74.996978] ? fput+0x18/0x120 [ 75.000181] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 75.005555] __x64_sys_sendmsg+0x73/0xb0 [ 75.009786] do_syscall_64+0xd0/0x4e0 [ 75.013587] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 75.019056] RIP: 0033:0x45c4a9 [ 75.022421] 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 [ 75.041514] RSP: 002b:00007f0e1f96fc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 75.049410] RAX: ffffffffffffffda RBX: 00007f0e1f9706d4 RCX: 000000000045c4a9 [ 75.056786] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 75.064117] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 75.071383] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 75.078679] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 75.092761] FAULT_INJECTION: forcing a failure. [ 75.092761] name failslab, interval 1, probability 0, space 0, times 0 [ 75.107349] CPU: 0 PID: 8476 Comm: syz-executor.0 Not tainted 4.19.134-syzkaller #0 [ 75.115534] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.124891] Call Trace: [ 75.127472] dump_stack+0x123/0x177 [ 75.131085] should_fail.cold.4+0x5/0x13 [ 75.135186] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 75.140309] ? lock_downgrade+0x860/0x860 [ 75.144554] __should_failslab+0xba/0xf0 [ 75.148748] should_failslab+0x9/0x14 [ 75.152691] kmem_cache_alloc_trace+0x2d4/0x740 [ 75.157367] ? qfq_change_class+0xa89/0x14b5 [ 75.161859] ? qfq_change_class+0xa89/0x14b5 [ 75.166271] ? __local_bh_enable_ip+0x160/0x260 [ 75.171058] qfq_change_class+0xacf/0x14b5 [ 75.175388] ? selinux_capable+0x1b/0x20 [ 75.179555] ? qfq_delete_class+0x2d0/0x2d0 [ 75.184047] ? nla_parse+0x197/0x280 [ 75.187766] tc_ctl_tclass+0x3e9/0xba0 [ 75.191675] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 75.196798] ? find_held_lock+0x36/0x1d0 [ 75.200866] rtnetlink_rcv_msg+0x34f/0x8f0 [ 75.205204] ? rtnetlink_put_metrics+0x490/0x490 [ 75.210009] ? find_held_lock+0x36/0x1d0 [ 75.214360] netlink_rcv_skb+0x13e/0x3d0 [ 75.219968] ? lock_downgrade+0x860/0x860 [ 75.224112] ? rtnetlink_put_metrics+0x490/0x490 [ 75.228948] ? netlink_ack+0xa50/0xa50 [ 75.233332] ? netlink_deliver_tap+0x182/0xb00 [ 75.237963] rtnetlink_rcv+0x10/0x20 [ 75.241944] netlink_unicast+0x443/0x650 [ 75.246612] ? netlink_attachskb+0x6c0/0x6c0 [ 75.251050] netlink_sendmsg+0x765/0xc40 [ 75.255559] ? netlink_unicast+0x650/0x650 [ 75.259803] ? copy_msghdr_from_user+0x20b/0x3e0 [ 75.264670] ? selinux_socket_sendmsg+0x31/0x40 [ 75.269356] ? netlink_unicast+0x650/0x650 [ 75.273593] sock_sendmsg+0xb5/0xf0 [ 75.277204] ___sys_sendmsg+0x647/0x950 [ 75.281170] ? find_held_lock+0x36/0x1d0 [ 75.285486] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 75.292756] ? __fget+0x278/0x400 [ 75.296204] ? kasan_check_read+0x11/0x20 [ 75.300699] ? __fget+0x295/0x400 [ 75.304141] ? ksys_dup3+0x2e0/0x2e0 [ 75.307974] ? __f_unlock_pos+0xd/0x10 [ 75.311926] ? __fget_light+0x174/0x1e0 [ 75.315918] ? __fdget+0xe/0x10 [ 75.319216] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 75.324127] __sys_sendmsg+0xd9/0x180 [ 75.327921] ? __ia32_sys_shutdown+0x70/0x70 [ 75.332338] ? __sb_end_write+0xa4/0xd0 [ 75.336309] ? kasan_check_write+0x14/0x20 [ 75.340540] ? fput+0x18/0x120 [ 75.343855] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 75.349660] __x64_sys_sendmsg+0x73/0xb0 [ 75.353729] do_syscall_64+0xd0/0x4e0 [ 75.357550] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 75.363156] RIP: 0033:0x45c4a9 [ 75.366350] 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 [ 75.385439] RSP: 002b:00007fafa3e8dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 75.393127] RAX: ffffffffffffffda RBX: 00007fafa3e8e6d4 RCX: 000000000045c4a9 [ 75.400828] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 75.408562] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 75.415976] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 75.423592] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 75.442938] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 75.487967] FAULT_INJECTION: forcing a failure. [ 75.487967] name failslab, interval 1, probability 0, space 0, times 0 [ 75.503776] CPU: 0 PID: 8479 Comm: syz-executor.4 Not tainted 4.19.134-syzkaller #0 [ 75.511578] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.520943] Call Trace: [ 75.523528] dump_stack+0x123/0x177 [ 75.527161] should_fail.cold.4+0x5/0x13 [ 75.531242] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 75.536856] ? lock_downgrade+0x860/0x860 [ 75.541065] __should_failslab+0xba/0xf0 [ 75.545417] should_failslab+0x9/0x14 [ 75.550136] kmem_cache_alloc_trace+0x2d4/0x740 [ 75.554858] ? qfq_change_class+0xa89/0x14b5 [ 75.559265] ? qfq_change_class+0xa89/0x14b5 [ 75.563697] ? __local_bh_enable_ip+0x160/0x260 [ 75.568540] qfq_change_class+0xacf/0x14b5 [ 75.572778] ? selinux_capable+0x1b/0x20 [ 75.576938] ? qfq_delete_class+0x2d0/0x2d0 [ 75.581667] ? nla_parse+0x197/0x280 [ 75.585382] tc_ctl_tclass+0x3e9/0xba0 [ 75.589269] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 75.594382] ? find_held_lock+0x36/0x1d0 [ 75.598461] rtnetlink_rcv_msg+0x34f/0x8f0 [ 75.602697] ? rtnetlink_put_metrics+0x490/0x490 [ 75.607456] ? find_held_lock+0x36/0x1d0 [ 75.611518] netlink_rcv_skb+0x13e/0x3d0 [ 75.615669] ? lock_downgrade+0x860/0x860 [ 75.619900] ? rtnetlink_put_metrics+0x490/0x490 [ 75.624723] ? netlink_ack+0xa50/0xa50 [ 75.628700] ? netlink_deliver_tap+0x182/0xb00 [ 75.633414] rtnetlink_rcv+0x10/0x20 [ 75.637144] netlink_unicast+0x443/0x650 [ 75.641473] ? netlink_attachskb+0x6c0/0x6c0 [ 75.646050] netlink_sendmsg+0x765/0xc40 [ 75.650104] ? netlink_unicast+0x650/0x650 [ 75.654318] ? copy_msghdr_from_user+0x20b/0x3e0 [ 75.659243] ? selinux_socket_sendmsg+0x31/0x40 [ 75.663895] ? netlink_unicast+0x650/0x650 [ 75.668227] sock_sendmsg+0xb5/0xf0 [ 75.671853] ___sys_sendmsg+0x647/0x950 [ 75.675875] ? find_held_lock+0x36/0x1d0 [ 75.679962] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 75.684848] ? __fget+0x278/0x400 [ 75.688341] ? kasan_check_read+0x11/0x20 [ 75.692751] ? __fget+0x295/0x400 [ 75.696211] ? ksys_dup3+0x2e0/0x2e0 [ 75.699915] ? __f_unlock_pos+0xd/0x10 [ 75.703844] ? __fget_light+0x174/0x1e0 [ 75.707801] ? __fdget+0xe/0x10 [ 75.711079] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 75.716533] __sys_sendmsg+0xd9/0x180 [ 75.720326] ? __ia32_sys_shutdown+0x70/0x70 [ 75.724721] ? __sb_end_write+0xa4/0xd0 [ 75.728707] ? kasan_check_write+0x14/0x20 [ 75.732928] ? fput+0x18/0x120 [ 75.736123] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 75.741502] __x64_sys_sendmsg+0x73/0xb0 [ 75.745566] do_syscall_64+0xd0/0x4e0 [ 75.749487] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 75.754680] RIP: 0033:0x45c4a9 [ 75.758056] 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 [ 75.777907] RSP: 002b:00007f6293de3c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 75.785613] RAX: ffffffffffffffda RBX: 00007f6293de46d4 RCX: 000000000045c4a9 [ 75.792866] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 75.800162] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 75.807448] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 75.814709] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 75.846388] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 75.885220] FAULT_INJECTION: forcing a failure. [ 75.885220] name failslab, interval 1, probability 0, space 0, times 0 [ 75.900787] CPU: 0 PID: 8489 Comm: syz-executor.3 Not tainted 4.19.134-syzkaller #0 [ 75.908588] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.917948] Call Trace: [ 75.920547] dump_stack+0x123/0x177 [ 75.924175] should_fail.cold.4+0x5/0x13 [ 75.928241] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 75.933333] ? lock_downgrade+0x860/0x860 [ 75.937482] __should_failslab+0xba/0xf0 [ 75.941542] should_failslab+0x9/0x14 [ 75.945407] kmem_cache_alloc_trace+0x2d4/0x740 [ 75.950074] ? qfq_change_class+0xa89/0x14b5 [ 75.954461] ? qfq_change_class+0xa89/0x14b5 [ 75.958860] ? __local_bh_enable_ip+0x160/0x260 [ 75.963674] qfq_change_class+0xacf/0x14b5 [ 75.967891] ? selinux_capable+0x1b/0x20 [ 75.971941] ? qfq_delete_class+0x2d0/0x2d0 [ 75.976303] ? nla_parse+0x197/0x280 [ 75.980027] tc_ctl_tclass+0x3e9/0xba0 [ 75.983913] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 75.989025] ? find_held_lock+0x36/0x1d0 [ 75.993074] rtnetlink_rcv_msg+0x34f/0x8f0 [ 75.997683] ? rtnetlink_put_metrics+0x490/0x490 [ 76.003394] ? find_held_lock+0x36/0x1d0 [ 76.007447] netlink_rcv_skb+0x13e/0x3d0 [ 76.011664] ? lock_downgrade+0x860/0x860 [ 76.015796] ? rtnetlink_put_metrics+0x490/0x490 [ 76.020538] ? netlink_ack+0xa50/0xa50 [ 76.024608] ? netlink_deliver_tap+0x182/0xb00 [ 76.029445] rtnetlink_rcv+0x10/0x20 [ 76.033329] netlink_unicast+0x443/0x650 [ 76.037906] ? netlink_attachskb+0x6c0/0x6c0 [ 76.042314] netlink_sendmsg+0x765/0xc40 [ 76.046379] ? netlink_unicast+0x650/0x650 [ 76.050684] ? copy_msghdr_from_user+0x20b/0x3e0 [ 76.056331] ? selinux_socket_sendmsg+0x31/0x40 [ 76.060994] ? netlink_unicast+0x650/0x650 [ 76.065216] sock_sendmsg+0xb5/0xf0 [ 76.068839] ___sys_sendmsg+0x647/0x950 [ 76.072825] ? find_held_lock+0x36/0x1d0 [ 76.076930] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 76.081884] ? __fget+0x278/0x400 [ 76.085539] ? kasan_check_read+0x11/0x20 [ 76.089714] ? __fget+0x295/0x400 [ 76.093261] ? ksys_dup3+0x2e0/0x2e0 [ 76.096959] ? __f_unlock_pos+0xd/0x10 [ 76.101037] ? __fget_light+0x174/0x1e0 [ 76.105005] ? __fdget+0xe/0x10 [ 76.108516] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 76.113610] __sys_sendmsg+0xd9/0x180 [ 76.117842] ? __ia32_sys_shutdown+0x70/0x70 [ 76.122303] ? __sb_end_write+0xa4/0xd0 [ 76.126289] ? kasan_check_write+0x14/0x20 [ 76.130519] ? fput+0x18/0x120 [ 76.133720] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.139072] __x64_sys_sendmsg+0x73/0xb0 [ 76.143231] do_syscall_64+0xd0/0x4e0 [ 76.147091] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.153311] RIP: 0033:0x45c4a9 [ 76.156502] 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 [ 76.175670] RSP: 002b:00007f7f15ac7c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 76.183799] RAX: ffffffffffffffda RBX: 00007f7f15ac86d4 RCX: 000000000045c4a9 [ 76.191299] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 76.198743] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 76.206089] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 76.213508] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 76.222479] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 76.240741] FAULT_INJECTION: forcing a failure. [ 76.240741] name failslab, interval 1, probability 0, space 0, times 0 [ 76.253735] CPU: 0 PID: 8503 Comm: syz-executor.2 Not tainted 4.19.134-syzkaller #0 [ 76.261725] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 76.271378] Call Trace: [ 76.273974] dump_stack+0x123/0x177 [ 76.277893] should_fail.cold.4+0x5/0x13 [ 76.282484] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 76.287703] ? lock_downgrade+0x860/0x860 [ 76.291877] __should_failslab+0xba/0xf0 [ 76.296124] should_failslab+0x9/0x14 [ 76.300022] kmem_cache_alloc_trace+0x2d4/0x740 [ 76.305080] ? qfq_change_class+0xa89/0x14b5 [ 76.309595] ? qfq_change_class+0xa89/0x14b5 [ 76.314039] ? __local_bh_enable_ip+0x160/0x260 [ 76.318900] qfq_change_class+0xacf/0x14b5 [ 76.323219] ? selinux_capable+0x1b/0x20 [ 76.327301] ? qfq_delete_class+0x2d0/0x2d0 [ 76.331626] ? nla_parse+0x197/0x280 [ 76.335359] tc_ctl_tclass+0x3e9/0xba0 [ 76.339512] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 76.345163] ? find_held_lock+0x36/0x1d0 [ 76.349430] rtnetlink_rcv_msg+0x34f/0x8f0 [ 76.354147] ? rtnetlink_put_metrics+0x490/0x490 [ 76.359004] ? find_held_lock+0x36/0x1d0 [ 76.363190] netlink_rcv_skb+0x13e/0x3d0 [ 76.367393] ? lock_downgrade+0x860/0x860 [ 76.371634] ? rtnetlink_put_metrics+0x490/0x490 [ 76.376383] ? netlink_ack+0xa50/0xa50 [ 76.380264] ? netlink_deliver_tap+0x182/0xb00 [ 76.385770] rtnetlink_rcv+0x10/0x20 [ 76.389733] netlink_unicast+0x443/0x650 [ 76.394007] ? netlink_attachskb+0x6c0/0x6c0 [ 76.398468] netlink_sendmsg+0x765/0xc40 [ 76.402614] ? netlink_unicast+0x650/0x650 [ 76.407301] ? copy_msghdr_from_user+0x20b/0x3e0 [ 76.412173] ? selinux_socket_sendmsg+0x31/0x40 [ 76.416869] ? netlink_unicast+0x650/0x650 [ 76.421208] sock_sendmsg+0xb5/0xf0 [ 76.425197] ___sys_sendmsg+0x647/0x950 [ 76.429291] ? find_held_lock+0x36/0x1d0 [ 76.433999] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 76.438780] ? __fget+0x278/0x400 [ 76.442245] ? kasan_check_read+0x11/0x20 [ 76.446422] ? __fget+0x295/0x400 [ 76.449879] ? ksys_dup3+0x2e0/0x2e0 [ 76.453583] ? __f_unlock_pos+0xd/0x10 [ 76.457528] ? __fget_light+0x174/0x1e0 [ 76.461610] ? __fdget+0xe/0x10 [ 76.464882] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 76.469726] __sys_sendmsg+0xd9/0x180 [ 76.473538] ? __ia32_sys_shutdown+0x70/0x70 [ 76.478045] ? __sb_end_write+0xa4/0xd0 [ 76.482631] ? kasan_check_write+0x14/0x20 [ 76.486960] ? fput+0x18/0x120 [ 76.490426] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.495804] __x64_sys_sendmsg+0x73/0xb0 [ 76.499868] do_syscall_64+0xd0/0x4e0 [ 76.503669] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.508871] RIP: 0033:0x45c4a9 [ 76.512060] 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 [ 76.531372] RSP: 002b:00007f4e38207c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 76.539431] RAX: ffffffffffffffda RBX: 00007f4e382086d4 RCX: 000000000045c4a9 [ 76.546806] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 76.554101] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 76.561463] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 76.568739] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 76.588202] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 76.618284] FAULT_INJECTION: forcing a failure. [ 76.618284] name failslab, interval 1, probability 0, space 0, times 0 [ 76.636940] CPU: 0 PID: 8513 Comm: syz-executor.1 Not tainted 4.19.134-syzkaller #0 [ 76.645048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 76.654500] Call Trace: [ 76.657142] dump_stack+0x123/0x177 [ 76.660872] should_fail.cold.4+0x5/0x13 [ 76.664944] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 76.670284] ? lock_downgrade+0x860/0x860 [ 76.674439] __should_failslab+0xba/0xf0 [ 76.678507] should_failslab+0x9/0x14 [ 76.682319] kmem_cache_alloc_trace+0x2d4/0x740 [ 76.687013] ? qfq_change_class+0xa89/0x14b5 [ 76.691429] ? qfq_change_class+0xa89/0x14b5 [ 76.695979] ? __local_bh_enable_ip+0x160/0x260 [ 76.700762] qfq_change_class+0xacf/0x14b5 [ 76.705086] ? selinux_capable+0x1b/0x20 [ 76.709274] ? qfq_delete_class+0x2d0/0x2d0 [ 76.713600] ? nla_parse+0x197/0x280 [ 76.717343] tc_ctl_tclass+0x3e9/0xba0 [ 76.721463] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 76.727112] ? find_held_lock+0x36/0x1d0 [ 76.731177] rtnetlink_rcv_msg+0x34f/0x8f0 [ 76.735532] ? rtnetlink_put_metrics+0x490/0x490 [ 76.740322] ? find_held_lock+0x36/0x1d0 [ 76.744493] netlink_rcv_skb+0x13e/0x3d0 [ 76.748697] ? lock_downgrade+0x860/0x860 [ 76.753336] ? rtnetlink_put_metrics+0x490/0x490 [ 76.758309] ? netlink_ack+0xa50/0xa50 [ 76.762288] ? netlink_deliver_tap+0x182/0xb00 [ 76.766983] rtnetlink_rcv+0x10/0x20 [ 76.770825] netlink_unicast+0x443/0x650 [ 76.774891] ? netlink_attachskb+0x6c0/0x6c0 [ 76.779484] netlink_sendmsg+0x765/0xc40 [ 76.783875] ? netlink_unicast+0x650/0x650 [ 76.788116] ? copy_msghdr_from_user+0x20b/0x3e0 [ 76.792901] ? selinux_socket_sendmsg+0x31/0x40 [ 76.797586] ? netlink_unicast+0x650/0x650 [ 76.801934] sock_sendmsg+0xb5/0xf0 [ 76.805762] ___sys_sendmsg+0x647/0x950 [ 76.809823] ? find_held_lock+0x36/0x1d0 [ 76.814058] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 76.818955] ? __fget+0x278/0x400 [ 76.822597] ? kasan_check_read+0x11/0x20 [ 76.826850] ? __fget+0x295/0x400 [ 76.830323] ? ksys_dup3+0x2e0/0x2e0 [ 76.834084] ? __f_unlock_pos+0xd/0x10 [ 76.838002] ? __fget_light+0x174/0x1e0 [ 76.842134] ? __fdget+0xe/0x10 [ 76.845419] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 76.850266] __sys_sendmsg+0xd9/0x180 [ 76.854062] ? __ia32_sys_shutdown+0x70/0x70 [ 76.858470] ? __sb_end_write+0xa4/0xd0 [ 76.862446] ? kasan_check_write+0x14/0x20 [ 76.866778] ? fput+0x18/0x120 [ 76.870036] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.875415] __x64_sys_sendmsg+0x73/0xb0 [ 76.879493] do_syscall_64+0xd0/0x4e0 [ 76.883298] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.889069] RIP: 0033:0x45c4a9 [ 76.892259] 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 [ 76.911263] RSP: 002b:00007f6b70162c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 76.919065] RAX: ffffffffffffffda RBX: 00007f6b701636d4 RCX: 000000000045c4a9 [ 76.926338] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 76.933612] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 76.941218] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 76.948609] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 76.974360] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 76.995431] FAULT_INJECTION: forcing a failure. [ 76.995431] name failslab, interval 1, probability 0, space 0, times 0 [ 77.010066] CPU: 1 PID: 8528 Comm: syz-executor.0 Not tainted 4.19.134-syzkaller #0 [ 77.018195] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 77.027783] Call Trace: [ 77.030418] dump_stack+0x123/0x177 [ 77.034061] should_fail.cold.4+0x5/0x13 [ 77.038123] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 77.043242] ? lock_downgrade+0x860/0x860 [ 77.047398] __should_failslab+0xba/0xf0 [ 77.051447] should_failslab+0x9/0x14 [ 77.055319] kmem_cache_alloc_trace+0x2d4/0x740 [ 77.059993] ? qfq_change_class+0xa89/0x14b5 [ 77.065223] ? qfq_change_class+0xa89/0x14b5 [ 77.069747] ? __local_bh_enable_ip+0x160/0x260 [ 77.074521] qfq_change_class+0xacf/0x14b5 [ 77.078946] ? selinux_capable+0x1b/0x20 [ 77.083167] ? qfq_delete_class+0x2d0/0x2d0 [ 77.088041] ? nla_parse+0x197/0x280 [ 77.091965] tc_ctl_tclass+0x3e9/0xba0 [ 77.095866] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 77.100987] ? find_held_lock+0x36/0x1d0 [ 77.105083] rtnetlink_rcv_msg+0x34f/0x8f0 [ 77.109355] ? rtnetlink_put_metrics+0x490/0x490 [ 77.114194] ? find_held_lock+0x36/0x1d0 [ 77.118266] netlink_rcv_skb+0x13e/0x3d0 [ 77.122410] ? lock_downgrade+0x860/0x860 [ 77.126551] ? rtnetlink_put_metrics+0x490/0x490 [ 77.131309] ? netlink_ack+0xa50/0xa50 [ 77.135193] ? netlink_deliver_tap+0x182/0xb00 [ 77.139793] rtnetlink_rcv+0x10/0x20 [ 77.143519] netlink_unicast+0x443/0x650 [ 77.147582] ? netlink_attachskb+0x6c0/0x6c0 [ 77.152002] netlink_sendmsg+0x765/0xc40 [ 77.156052] ? netlink_unicast+0x650/0x650 [ 77.160302] ? copy_msghdr_from_user+0x20b/0x3e0 [ 77.165380] ? selinux_socket_sendmsg+0x31/0x40 [ 77.170156] ? netlink_unicast+0x650/0x650 [ 77.174396] sock_sendmsg+0xb5/0xf0 [ 77.178086] ___sys_sendmsg+0x647/0x950 [ 77.182520] ? find_held_lock+0x36/0x1d0 [ 77.187032] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 77.192184] ? __fget+0x278/0x400 [ 77.195634] ? kasan_check_read+0x11/0x20 [ 77.199779] ? __fget+0x295/0x400 [ 77.203486] ? ksys_dup3+0x2e0/0x2e0 [ 77.207291] ? __f_unlock_pos+0xd/0x10 [ 77.211323] ? __fget_light+0x174/0x1e0 [ 77.215716] ? __fdget+0xe/0x10 [ 77.219246] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 77.224387] __sys_sendmsg+0xd9/0x180 [ 77.228514] ? __ia32_sys_shutdown+0x70/0x70 [ 77.233039] ? __sb_end_write+0xa4/0xd0 [ 77.237203] ? kasan_check_write+0x14/0x20 [ 77.241465] ? fput+0x18/0x120 [ 77.244760] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.250120] __x64_sys_sendmsg+0x73/0xb0 [ 77.254170] do_syscall_64+0xd0/0x4e0 [ 77.257995] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.263193] RIP: 0033:0x45c4a9 [ 77.266493] 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 [ 77.285510] RSP: 002b:00007fafa3e8dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 77.293217] RAX: ffffffffffffffda RBX: 00007fafa3e8e6d4 RCX: 000000000045c4a9 [ 77.300850] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 77.308385] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 77.315650] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 77.322930] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 77.333743] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 77.333763] FAULT_INJECTION: forcing a failure. [ 77.333763] name failslab, interval 1, probability 0, space 0, times 0 [ 77.356297] CPU: 1 PID: 8529 Comm: syz-executor.5 Not tainted 4.19.134-syzkaller #0 [ 77.364290] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 77.373927] Call Trace: [ 77.375849] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 77.376535] dump_stack+0x123/0x177 [ 77.389806] should_fail.cold.4+0x5/0x13 [ 77.394020] ? find_held_lock+0x36/0x1d0 [ 77.398287] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 77.403412] __should_failslab+0xba/0xf0 [ 77.407485] should_failslab+0x9/0x14 [ 77.411293] kmem_cache_alloc+0x47/0x730 [ 77.415406] ? lock_acquire+0x173/0x3d0 [ 77.419515] skb_clone+0x115/0x340 [ 77.423185] netlink_deliver_tap+0x7d7/0xb00 [ 77.427609] __netlink_sendskb+0x62/0xc0 [ 77.431692] netlink_unicast+0x4ea/0x650 [ 77.435777] ? netlink_attachskb+0x6c0/0x6c0 [ 77.440198] netlink_ack+0x514/0xa50 [ 77.443922] ? netlink_sendmsg+0xc40/0xc40 [ 77.445349] FAULT_INJECTION: forcing a failure. [ 77.445349] name failslab, interval 1, probability 0, space 0, times 0 [ 77.448157] ? find_held_lock+0x36/0x1d0 [ 77.448172] netlink_rcv_skb+0x2a8/0x3d0 [ 77.448178] ? lock_downgrade+0x860/0x860 [ 77.448187] ? rtnetlink_put_metrics+0x490/0x490 [ 77.448194] ? netlink_ack+0xa50/0xa50 [ 77.448202] ? netlink_deliver_tap+0x182/0xb00 [ 77.448211] rtnetlink_rcv+0x10/0x20 [ 77.448215] netlink_unicast+0x443/0x650 [ 77.448223] ? netlink_attachskb+0x6c0/0x6c0 [ 77.448233] netlink_sendmsg+0x765/0xc40 [ 77.448241] ? netlink_unicast+0x650/0x650 [ 77.448247] ? copy_msghdr_from_user+0x20b/0x3e0 [ 77.448258] ? selinux_socket_sendmsg+0x31/0x40 [ 77.448264] ? netlink_unicast+0x650/0x650 [ 77.448269] sock_sendmsg+0xb5/0xf0 [ 77.448275] ___sys_sendmsg+0x647/0x950 [ 77.448281] ? find_held_lock+0x36/0x1d0 [ 77.448287] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 77.448297] ? __fget+0x278/0x400 [ 77.448309] ? kasan_check_read+0x11/0x20 [ 77.448317] ? __fget+0x295/0x400 [ 77.448327] ? ksys_dup3+0x2e0/0x2e0 [ 77.448333] ? __f_unlock_pos+0xd/0x10 [ 77.448342] ? __fget_light+0x174/0x1e0 [ 77.448348] ? __fdget+0xe/0x10 [ 77.448357] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 77.448364] __sys_sendmsg+0xd9/0x180 [ 77.448370] ? __ia32_sys_shutdown+0x70/0x70 [ 77.448381] ? __sb_end_write+0xa4/0xd0 [ 77.448388] ? kasan_check_write+0x14/0x20 [ 77.448393] ? fput+0x18/0x120 [ 77.448405] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.448414] __x64_sys_sendmsg+0x73/0xb0 [ 77.448424] do_syscall_64+0xd0/0x4e0 [ 77.448431] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.448438] RIP: 0033:0x45c4a9 [ 77.448446] 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 [ 77.448450] RSP: 002b:00007f0e1f96fc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 77.448456] RAX: ffffffffffffffda RBX: 00007f0e1f9706d4 RCX: 000000000045c4a9 [ 77.448459] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 77.448462] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 77.448465] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 77.448468] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 77.674311] CPU: 1 PID: 8548 Comm: syz-executor.3 Not tainted 4.19.134-syzkaller #0 [ 77.682259] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 77.691888] Call Trace: [ 77.694470] dump_stack+0x123/0x177 [ 77.698204] should_fail.cold.4+0x5/0x13 [ 77.702287] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 77.707551] ? lock_downgrade+0x860/0x860 [ 77.711980] __should_failslab+0xba/0xf0 [ 77.716336] should_failslab+0x9/0x14 [ 77.720141] kmem_cache_alloc_trace+0x2d4/0x740 [ 77.724997] ? qfq_change_class+0xa89/0x14b5 [ 77.729414] ? qfq_change_class+0xa89/0x14b5 [ 77.733866] ? __local_bh_enable_ip+0x160/0x260 [ 77.738565] qfq_change_class+0xacf/0x14b5 [ 77.742793] ? selinux_capable+0x1b/0x20 [ 77.746872] ? qfq_delete_class+0x2d0/0x2d0 [ 77.751214] ? nla_parse+0x197/0x280 [ 77.754942] tc_ctl_tclass+0x3e9/0xba0 [ 77.758828] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 77.763940] ? find_held_lock+0x36/0x1d0 [ 77.768017] rtnetlink_rcv_msg+0x34f/0x8f0 [ 77.772259] ? rtnetlink_put_metrics+0x490/0x490 [ 77.777016] ? find_held_lock+0x36/0x1d0 [ 77.781107] netlink_rcv_skb+0x13e/0x3d0 [ 77.785285] ? lock_downgrade+0x860/0x860 [ 77.789813] ? rtnetlink_put_metrics+0x490/0x490 [ 77.794717] ? netlink_ack+0xa50/0xa50 [ 77.798641] ? netlink_deliver_tap+0x182/0xb00 [ 77.803319] rtnetlink_rcv+0x10/0x20 [ 77.807030] netlink_unicast+0x443/0x650 [ 77.811106] ? netlink_attachskb+0x6c0/0x6c0 [ 77.815520] netlink_sendmsg+0x765/0xc40 [ 77.819591] ? netlink_unicast+0x650/0x650 [ 77.823841] ? copy_msghdr_from_user+0x20b/0x3e0 [ 77.828656] ? selinux_socket_sendmsg+0x31/0x40 [ 77.833342] ? netlink_unicast+0x650/0x650 [ 77.837591] sock_sendmsg+0xb5/0xf0 [ 77.841225] ___sys_sendmsg+0x647/0x950 [ 77.845197] ? find_held_lock+0x36/0x1d0 [ 77.849257] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 77.854010] ? __fget+0x278/0x400 [ 77.858052] ? kasan_check_read+0x11/0x20 [ 77.862216] ? __fget+0x295/0x400 [ 77.865681] ? ksys_dup3+0x2e0/0x2e0 [ 77.869415] ? __f_unlock_pos+0xd/0x10 [ 77.873311] ? __fget_light+0x174/0x1e0 [ 77.877279] ? __fdget+0xe/0x10 [ 77.880558] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 77.885397] __sys_sendmsg+0xd9/0x180 [ 77.889189] ? __ia32_sys_shutdown+0x70/0x70 [ 77.893588] ? __sb_end_write+0xa4/0xd0 [ 77.897563] ? kasan_check_write+0x14/0x20 [ 77.901891] ? fput+0x18/0x120 [ 77.905101] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.910480] __x64_sys_sendmsg+0x73/0xb0 [ 77.914536] do_syscall_64+0xd0/0x4e0 [ 77.918349] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.923545] RIP: 0033:0x45c4a9 [ 77.926745] 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 [ 77.946102] RSP: 002b:00007f7f15aa6c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 77.953931] RAX: ffffffffffffffda RBX: 00007f7f15aa76d4 RCX: 000000000045c4a9 [ 77.961223] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000007 [ 77.968486] RBP: 000000000076c100 R08: 0000000000000000 R09: 0000000000000000 [ 77.975747] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 77.983009] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 77.998286] FAULT_INJECTION: forcing a failure. [ 77.998286] name failslab, interval 1, probability 0, space 0, times 0 [ 78.034847] CPU: 0 PID: 8556 Comm: syz-executor.4 Not tainted 4.19.134-syzkaller #0 [ 78.042786] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 78.052154] Call Trace: [ 78.054762] dump_stack+0x123/0x177 [ 78.058399] should_fail.cold.4+0x5/0x13 [ 78.062620] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 78.067747] ? lock_downgrade+0x860/0x860 [ 78.072027] __should_failslab+0xba/0xf0 [ 78.076131] should_failslab+0x9/0x14 [ 78.079938] kmem_cache_alloc_trace+0x2d4/0x740 [ 78.085135] ? qfq_change_class+0xa89/0x14b5 [ 78.089765] ? qfq_change_class+0xa89/0x14b5 [ 78.094184] ? __local_bh_enable_ip+0x160/0x260 [ 78.098882] qfq_change_class+0xacf/0x14b5 [ 78.103170] ? selinux_capable+0x1b/0x20 [ 78.107260] ? qfq_delete_class+0x2d0/0x2d0 [ 78.111600] ? nla_parse+0x197/0x280 [ 78.115360] tc_ctl_tclass+0x3e9/0xba0 [ 78.119270] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 78.124368] ? find_held_lock+0x36/0x1d0 [ 78.128445] rtnetlink_rcv_msg+0x34f/0x8f0 [ 78.132745] ? rtnetlink_put_metrics+0x490/0x490 [ 78.137524] ? find_held_lock+0x36/0x1d0 [ 78.141600] netlink_rcv_skb+0x13e/0x3d0 [ 78.145685] ? lock_downgrade+0x860/0x860 [ 78.149922] ? rtnetlink_put_metrics+0x490/0x490 [ 78.154796] ? netlink_ack+0xa50/0xa50 [ 78.158683] ? netlink_deliver_tap+0x182/0xb00 [ 78.163278] rtnetlink_rcv+0x10/0x20 [ 78.167111] netlink_unicast+0x443/0x650 [ 78.171289] ? netlink_attachskb+0x6c0/0x6c0 [ 78.175730] netlink_sendmsg+0x765/0xc40 [ 78.179802] ? netlink_unicast+0x650/0x650 [ 78.184082] ? copy_msghdr_from_user+0x20b/0x3e0 [ 78.188848] ? selinux_socket_sendmsg+0x31/0x40 [ 78.193533] ? netlink_unicast+0x650/0x650 [ 78.198139] sock_sendmsg+0xb5/0xf0 [ 78.201788] ___sys_sendmsg+0x647/0x950 [ 78.205769] ? find_held_lock+0x36/0x1d0 [ 78.209841] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 78.214709] ? __fget+0x278/0x400 [ 78.218175] ? kasan_check_read+0x11/0x20 [ 78.222416] ? __fget+0x295/0x400 [ 78.225861] ? ksys_dup3+0x2e0/0x2e0 [ 78.229675] ? __f_unlock_pos+0xd/0x10 [ 78.233551] ? __fget_light+0x174/0x1e0 [ 78.237534] ? __fdget+0xe/0x10 [ 78.241015] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 78.246020] __sys_sendmsg+0xd9/0x180 [ 78.250065] ? __ia32_sys_shutdown+0x70/0x70 [ 78.254486] ? __sb_end_write+0xa4/0xd0 [ 78.258517] ? kasan_check_write+0x14/0x20 [ 78.262845] ? fput+0x18/0x120 [ 78.266038] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.271390] __x64_sys_sendmsg+0x73/0xb0 [ 78.275430] do_syscall_64+0xd0/0x4e0 [ 78.279208] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.284398] RIP: 0033:0x45c4a9 [ 78.287659] 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 [ 78.306808] RSP: 002b:00007f6293de3c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 78.314631] RAX: ffffffffffffffda RBX: 00007f6293de46d4 RCX: 000000000045c4a9 [ 78.321898] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 78.329162] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 78.336947] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 78.344227] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 78.370655] FAULT_INJECTION: forcing a failure. [ 78.370655] name failslab, interval 1, probability 0, space 0, times 0 [ 78.378672] FAULT_INJECTION: forcing a failure. [ 78.378672] name failslab, interval 1, probability 0, space 0, times 0 [ 78.395244] CPU: 0 PID: 8599 Comm: syz-executor.3 Not tainted 4.19.134-syzkaller #0 [ 78.403045] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 78.412392] Call Trace: [ 78.415060] dump_stack+0x123/0x177 [ 78.418682] should_fail.cold.4+0x5/0x13 [ 78.422738] ? find_held_lock+0x36/0x1d0 [ 78.426802] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 78.432020] __should_failslab+0xba/0xf0 [ 78.436084] should_failslab+0x9/0x14 [ 78.439880] kmem_cache_alloc+0x47/0x730 [ 78.443944] ? lock_acquire+0x173/0x3d0 [ 78.447911] skb_clone+0x115/0x340 [ 78.451442] netlink_deliver_tap+0x7d7/0xb00 [ 78.455845] __netlink_sendskb+0x62/0xc0 [ 78.459894] netlink_unicast+0x4ea/0x650 [ 78.463948] ? netlink_attachskb+0x6c0/0x6c0 [ 78.468450] netlink_ack+0x514/0xa50 [ 78.472849] ? netlink_sendmsg+0xc40/0xc40 [ 78.477073] ? find_held_lock+0x36/0x1d0 [ 78.481136] netlink_rcv_skb+0x2a8/0x3d0 [ 78.485220] ? lock_downgrade+0x860/0x860 [ 78.489352] ? rtnetlink_put_metrics+0x490/0x490 [ 78.494110] ? netlink_ack+0xa50/0xa50 [ 78.497997] ? netlink_deliver_tap+0x182/0xb00 [ 78.502585] rtnetlink_rcv+0x10/0x20 [ 78.506285] netlink_unicast+0x443/0x650 [ 78.510369] ? netlink_attachskb+0x6c0/0x6c0 [ 78.514771] netlink_sendmsg+0x765/0xc40 [ 78.518821] ? netlink_unicast+0x650/0x650 [ 78.523040] ? copy_msghdr_from_user+0x20b/0x3e0 [ 78.527800] ? selinux_socket_sendmsg+0x31/0x40 [ 78.532456] ? netlink_unicast+0x650/0x650 [ 78.536680] sock_sendmsg+0xb5/0xf0 [ 78.540313] ___sys_sendmsg+0x647/0x950 [ 78.544916] ? find_held_lock+0x36/0x1d0 [ 78.549334] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 78.554103] ? __fget+0x278/0x400 [ 78.557550] ? kasan_check_read+0x11/0x20 [ 78.561815] ? __fget+0x295/0x400 [ 78.565263] ? ksys_dup3+0x2e0/0x2e0 [ 78.568980] ? __f_unlock_pos+0xd/0x10 [ 78.572870] ? __fget_light+0x174/0x1e0 [ 78.576832] ? __fdget+0xe/0x10 [ 78.580105] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 78.584936] __sys_sendmsg+0xd9/0x180 [ 78.588744] ? __ia32_sys_shutdown+0x70/0x70 [ 78.593157] ? __sb_end_write+0xa4/0xd0 [ 78.597119] ? kasan_check_write+0x14/0x20 [ 78.601342] ? fput+0x18/0x120 [ 78.604527] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.609882] __x64_sys_sendmsg+0x73/0xb0 [ 78.613933] do_syscall_64+0xd0/0x4e0 [ 78.617723] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.622897] RIP: 0033:0x45c4a9 [ 78.626080] 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 [ 78.644995] RSP: 002b:00007f7f15ae8c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 78.652708] RAX: ffffffffffffffda RBX: 00007f7f15ae96d4 RCX: 000000000045c4a9 [ 78.660170] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 78.667526] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 78.674799] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 78.682063] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 78.689367] CPU: 1 PID: 8560 Comm: syz-executor.2 Not tainted 4.19.134-syzkaller #0 [ 78.697169] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 78.706520] Call Trace: [ 78.709106] dump_stack+0x123/0x177 [ 78.712728] should_fail.cold.4+0x5/0x13 [ 78.716814] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 78.721913] ? lock_downgrade+0x860/0x860 [ 78.726076] __should_failslab+0xba/0xf0 [ 78.730133] should_failslab+0x9/0x14 [ 78.733920] kmem_cache_alloc_trace+0x2d4/0x740 [ 78.738639] ? qfq_change_class+0xa89/0x14b5 [ 78.743035] ? qfq_change_class+0xa89/0x14b5 [ 78.747437] ? __local_bh_enable_ip+0x160/0x260 [ 78.752090] qfq_change_class+0xacf/0x14b5 [ 78.756316] ? selinux_capable+0x1b/0x20 [ 78.760361] ? qfq_delete_class+0x2d0/0x2d0 [ 78.764890] ? nla_parse+0x197/0x280 [ 78.768602] tc_ctl_tclass+0x3e9/0xba0 [ 78.772488] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 78.777920] ? find_held_lock+0x36/0x1d0 [ 78.781968] rtnetlink_rcv_msg+0x34f/0x8f0 [ 78.786192] ? rtnetlink_put_metrics+0x490/0x490 [ 78.790943] ? find_held_lock+0x36/0x1d0 [ 78.794998] netlink_rcv_skb+0x13e/0x3d0 [ 78.799050] ? lock_downgrade+0x860/0x860 [ 78.803187] ? rtnetlink_put_metrics+0x490/0x490 [ 78.807926] ? netlink_ack+0xa50/0xa50 [ 78.811790] ? netlink_deliver_tap+0x182/0xb00 [ 78.816351] rtnetlink_rcv+0x10/0x20 [ 78.820053] netlink_unicast+0x443/0x650 [ 78.824089] ? netlink_attachskb+0x6c0/0x6c0 [ 78.828480] netlink_sendmsg+0x765/0xc40 [ 78.832523] ? netlink_unicast+0x650/0x650 [ 78.836746] ? copy_msghdr_from_user+0x20b/0x3e0 [ 78.841534] ? selinux_socket_sendmsg+0x31/0x40 [ 78.846224] ? netlink_unicast+0x650/0x650 [ 78.850439] sock_sendmsg+0xb5/0xf0 [ 78.854051] ___sys_sendmsg+0x647/0x950 [ 78.858002] ? find_held_lock+0x36/0x1d0 [ 78.862058] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 78.866791] ? __fget+0x278/0x400 [ 78.870229] ? kasan_check_read+0x11/0x20 [ 78.874380] ? __fget+0x295/0x400 [ 78.877828] ? ksys_dup3+0x2e0/0x2e0 [ 78.881531] ? __f_unlock_pos+0xd/0x10 [ 78.885451] ? __fget_light+0x174/0x1e0 [ 78.889403] ? __fdget+0xe/0x10 [ 78.892679] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 78.897596] __sys_sendmsg+0xd9/0x180 [ 78.901375] ? __ia32_sys_shutdown+0x70/0x70 [ 78.905775] ? __sb_end_write+0xa4/0xd0 [ 78.909732] ? kasan_check_write+0x14/0x20 [ 78.913958] ? fput+0x18/0x120 [ 78.917172] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.922526] __x64_sys_sendmsg+0x73/0xb0 [ 78.926570] do_syscall_64+0xd0/0x4e0 [ 78.930369] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.935541] RIP: 0033:0x45c4a9 [ 78.938722] 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 [ 78.957610] RSP: 002b:00007f4e38207c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 78.965304] RAX: ffffffffffffffda RBX: 00007f4e382086d4 RCX: 000000000045c4a9 [ 78.972564] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 78.979819] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 78.987352] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 78.994622] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 79.009306] FAULT_INJECTION: forcing a failure. [ 79.009306] name failslab, interval 1, probability 0, space 0, times 0 [ 79.022796] CPU: 0 PID: 8570 Comm: syz-executor.1 Not tainted 4.19.134-syzkaller #0 [ 79.030610] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 79.039955] Call Trace: [ 79.042543] dump_stack+0x123/0x177 [ 79.046169] should_fail.cold.4+0x5/0x13 [ 79.050381] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 79.055477] ? lock_downgrade+0x860/0x860 [ 79.059631] __should_failslab+0xba/0xf0 [ 79.063693] should_failslab+0x9/0x14 [ 79.067490] kmem_cache_alloc_trace+0x2d4/0x740 [ 79.072156] ? qfq_change_class+0xa89/0x14b5 [ 79.076560] ? qfq_change_class+0xa89/0x14b5 [ 79.080960] ? __local_bh_enable_ip+0x160/0x260 [ 79.085623] qfq_change_class+0xacf/0x14b5 [ 79.089852] ? selinux_capable+0x1b/0x20 [ 79.093957] ? qfq_delete_class+0x2d0/0x2d0 [ 79.098361] ? nla_parse+0x197/0x280 [ 79.102053] tc_ctl_tclass+0x3e9/0xba0 [ 79.105931] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 79.111043] ? find_held_lock+0x36/0x1d0 [ 79.115092] rtnetlink_rcv_msg+0x34f/0x8f0 [ 79.119310] ? rtnetlink_put_metrics+0x490/0x490 [ 79.124050] ? find_held_lock+0x36/0x1d0 [ 79.128094] netlink_rcv_skb+0x13e/0x3d0 [ 79.132136] ? lock_downgrade+0x860/0x860 [ 79.136275] ? rtnetlink_put_metrics+0x490/0x490 [ 79.141008] ? netlink_ack+0xa50/0xa50 [ 79.144896] ? netlink_deliver_tap+0x182/0xb00 [ 79.149487] rtnetlink_rcv+0x10/0x20 [ 79.153214] netlink_unicast+0x443/0x650 [ 79.157276] ? netlink_attachskb+0x6c0/0x6c0 [ 79.161803] netlink_sendmsg+0x765/0xc40 [ 79.167869] ? netlink_unicast+0x650/0x650 [ 79.172086] ? copy_msghdr_from_user+0x20b/0x3e0 [ 79.176823] ? selinux_socket_sendmsg+0x31/0x40 [ 79.181490] ? netlink_unicast+0x650/0x650 [ 79.185726] sock_sendmsg+0xb5/0xf0 [ 79.189334] ___sys_sendmsg+0x647/0x950 [ 79.193386] ? find_held_lock+0x36/0x1d0 [ 79.197440] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 79.202186] ? __fget+0x278/0x400 [ 79.205627] ? kasan_check_read+0x11/0x20 [ 79.210127] ? __fget+0x295/0x400 [ 79.213579] ? ksys_dup3+0x2e0/0x2e0 [ 79.217382] ? __f_unlock_pos+0xd/0x10 [ 79.221388] ? __fget_light+0x174/0x1e0 [ 79.225431] ? __fdget+0xe/0x10 [ 79.228814] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 79.233654] __sys_sendmsg+0xd9/0x180 [ 79.237455] ? __ia32_sys_shutdown+0x70/0x70 [ 79.241854] ? __sb_end_write+0xa4/0xd0 [ 79.245943] ? kasan_check_write+0x14/0x20 [ 79.250326] ? fput+0x18/0x120 [ 79.253556] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 79.259126] __x64_sys_sendmsg+0x73/0xb0 [ 79.263183] do_syscall_64+0xd0/0x4e0 [ 79.266996] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 79.272177] RIP: 0033:0x45c4a9 [ 79.275362] 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 [ 79.294926] RSP: 002b:00007f6b70162c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 79.302726] RAX: ffffffffffffffda RBX: 00007f6b701636d4 RCX: 000000000045c4a9 [ 79.310212] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 79.317496] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 79.324777] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 79.332066] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 79.343198] nla_parse: 3 callbacks suppressed [ 79.343204] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 79.384273] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 79.405239] FAULT_INJECTION: forcing a failure. [ 79.405239] name failslab, interval 1, probability 0, space 0, times 0 [ 79.405251] FAULT_INJECTION: forcing a failure. [ 79.405251] name failslab, interval 1, probability 0, space 0, times 0 [ 79.419417] CPU: 0 PID: 8593 Comm: syz-executor.0 Not tainted 4.19.134-syzkaller #0 [ 79.435571] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 79.445055] Call Trace: [ 79.447673] dump_stack+0x123/0x177 [ 79.451342] should_fail.cold.4+0x5/0x13 [ 79.455398] ? find_held_lock+0x36/0x1d0 [ 79.459468] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 79.464584] __should_failslab+0xba/0xf0 [ 79.468633] should_failslab+0x9/0x14 [ 79.472430] kmem_cache_alloc+0x47/0x730 [ 79.476558] ? lock_acquire+0x173/0x3d0 [ 79.480526] skb_clone+0x115/0x340 [ 79.484061] netlink_deliver_tap+0x7d7/0xb00 [ 79.488465] __netlink_sendskb+0x62/0xc0 [ 79.492511] netlink_unicast+0x4ea/0x650 [ 79.496560] ? netlink_attachskb+0x6c0/0x6c0 [ 79.500984] netlink_ack+0x514/0xa50 [ 79.504796] ? netlink_sendmsg+0xc40/0xc40 [ 79.509117] ? find_held_lock+0x36/0x1d0 [ 79.513196] netlink_rcv_skb+0x2a8/0x3d0 [ 79.517258] ? lock_downgrade+0x860/0x860 [ 79.521408] ? rtnetlink_put_metrics+0x490/0x490 [ 79.526200] ? netlink_ack+0xa50/0xa50 [ 79.530102] ? netlink_deliver_tap+0x182/0xb00 [ 79.534701] rtnetlink_rcv+0x10/0x20 [ 79.538424] netlink_unicast+0x443/0x650 [ 79.542587] ? netlink_attachskb+0x6c0/0x6c0 [ 79.547009] netlink_sendmsg+0x765/0xc40 [ 79.551091] ? netlink_unicast+0x650/0x650 [ 79.555336] ? copy_msghdr_from_user+0x20b/0x3e0 [ 79.560101] ? selinux_socket_sendmsg+0x31/0x40 [ 79.564786] ? netlink_unicast+0x650/0x650 [ 79.569010] sock_sendmsg+0xb5/0xf0 [ 79.572629] ___sys_sendmsg+0x647/0x950 [ 79.576587] ? find_held_lock+0x36/0x1d0 [ 79.580644] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 79.585393] ? __fget+0x278/0x400 [ 79.588937] ? kasan_check_read+0x11/0x20 [ 79.593100] ? __fget+0x295/0x400 [ 79.596550] ? ksys_dup3+0x2e0/0x2e0 [ 79.600255] ? __f_unlock_pos+0xd/0x10 [ 79.604132] ? __fget_light+0x174/0x1e0 [ 79.609581] ? __fdget+0xe/0x10 [ 79.612849] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 79.617695] __sys_sendmsg+0xd9/0x180 [ 79.621503] ? __ia32_sys_shutdown+0x70/0x70 [ 79.625908] ? __sb_end_write+0xa4/0xd0 [ 79.629873] ? kasan_check_write+0x14/0x20 [ 79.634103] ? fput+0x18/0x120 [ 79.637305] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 79.642668] __x64_sys_sendmsg+0x73/0xb0 [ 79.646727] do_syscall_64+0xd0/0x4e0 [ 79.650524] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 79.655699] RIP: 0033:0x45c4a9 [ 79.659283] 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 [ 79.678449] RSP: 002b:00007fafa3e8dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 79.686167] RAX: ffffffffffffffda RBX: 00007fafa3e8e6d4 RCX: 000000000045c4a9 [ 79.693444] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 79.700725] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 79.708003] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 79.715311] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 79.722615] CPU: 1 PID: 8594 Comm: syz-executor.5 Not tainted 4.19.134-syzkaller #0 [ 79.728179] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 79.730428] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 79.730438] Call Trace: [ 79.730457] dump_stack+0x123/0x177 [ 79.730470] should_fail.cold.4+0x5/0x13 [ 79.730477] ? find_held_lock+0x36/0x1d0 [ 79.730484] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 79.730498] __should_failslab+0xba/0xf0 [ 79.772690] should_failslab+0x9/0x14 [ 79.776508] kmem_cache_alloc+0x47/0x730 [ 79.780585] ? lock_acquire+0x173/0x3d0 [ 79.784579] skb_clone+0x115/0x340 [ 79.788134] netlink_deliver_tap+0x7d7/0xb00 [ 79.792557] __netlink_sendskb+0x62/0xc0 [ 79.796531] FAULT_INJECTION: forcing a failure. [ 79.796531] name failslab, interval 1, probability 0, space 0, times 0 [ 79.796619] netlink_unicast+0x4ea/0x650 [ 79.811876] ? netlink_attachskb+0x6c0/0x6c0 [ 79.816304] netlink_ack+0x514/0xa50 [ 79.820070] ? netlink_sendmsg+0xc40/0xc40 [ 79.824308] ? find_held_lock+0x36/0x1d0 [ 79.828383] netlink_rcv_skb+0x2a8/0x3d0 [ 79.832436] ? lock_downgrade+0x860/0x860 [ 79.836601] ? rtnetlink_put_metrics+0x490/0x490 [ 79.841381] ? netlink_ack+0xa50/0xa50 [ 79.845418] ? netlink_deliver_tap+0x182/0xb00 [ 79.849833] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 79.850012] rtnetlink_rcv+0x10/0x20 [ 79.862405] netlink_unicast+0x443/0x650 [ 79.866478] ? netlink_attachskb+0x6c0/0x6c0 [ 79.870898] netlink_sendmsg+0x765/0xc40 [ 79.874971] ? netlink_unicast+0x650/0x650 [ 79.879213] ? copy_msghdr_from_user+0x20b/0x3e0 2020/07/22 23:08:39 executed programs: 75 [ 79.883985] ? selinux_socket_sendmsg+0x31/0x40 [ 79.888661] ? netlink_unicast+0x650/0x650 [ 79.892902] sock_sendmsg+0xb5/0xf0 [ 79.896536] ___sys_sendmsg+0x647/0x950 [ 79.900507] ? find_held_lock+0x36/0x1d0 [ 79.904568] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 79.909332] ? __fget+0x278/0x400 [ 79.912789] ? kasan_check_read+0x11/0x20 [ 79.916949] ? __fget+0x295/0x400 [ 79.920417] ? ksys_dup3+0x2e0/0x2e0 [ 79.924172] ? __f_unlock_pos+0xd/0x10 [ 79.928947] ? __fget_light+0x174/0x1e0 [ 79.932926] ? __fdget+0xe/0x10 [ 79.936216] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 79.937781] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 79.941088] __sys_sendmsg+0xd9/0x180 [ 79.941097] ? __ia32_sys_shutdown+0x70/0x70 [ 79.941108] ? __sb_end_write+0xa4/0xd0 [ 79.941119] ? kasan_check_write+0x14/0x20 [ 79.941124] ? fput+0x18/0x120 [ 79.941140] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 79.941151] __x64_sys_sendmsg+0x73/0xb0 [ 79.978858] do_syscall_64+0xd0/0x4e0 [ 79.982670] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 79.987865] RIP: 0033:0x45c4a9 [ 79.991084] 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 [ 79.993346] FAULT_INJECTION: forcing a failure. [ 79.993346] name failslab, interval 1, probability 0, space 0, times 0 [ 80.010011] RSP: 002b:00007f0e1f96fc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 80.010021] RAX: ffffffffffffffda RBX: 00007f0e1f9706d4 RCX: 000000000045c4a9 [ 80.010024] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 80.010026] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 80.010029] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 80.010032] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 80.089751] CPU: 0 PID: 8637 Comm: syz-executor.1 Not tainted 4.19.134-syzkaller #0 [ 80.097614] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 80.106983] Call Trace: [ 80.109582] dump_stack+0x123/0x177 [ 80.113229] should_fail.cold.4+0x5/0x13 [ 80.117314] ? find_held_lock+0x36/0x1d0 [ 80.121398] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 80.126611] __should_failslab+0xba/0xf0 [ 80.130691] should_failslab+0x9/0x14 [ 80.134514] kmem_cache_alloc+0x47/0x730 [ 80.138632] ? lock_acquire+0x173/0x3d0 [ 80.142625] skb_clone+0x115/0x340 [ 80.146186] netlink_deliver_tap+0x7d7/0xb00 [ 80.150614] __netlink_sendskb+0x62/0xc0 [ 80.154707] netlink_unicast+0x4ea/0x650 [ 80.158795] ? netlink_attachskb+0x6c0/0x6c0 [ 80.163228] netlink_ack+0x514/0xa50 [ 80.166983] ? netlink_sendmsg+0xc40/0xc40 [ 80.171238] ? find_held_lock+0x36/0x1d0 [ 80.175320] netlink_rcv_skb+0x2a8/0x3d0 [ 80.179414] ? lock_downgrade+0x860/0x860 [ 80.183582] ? rtnetlink_put_metrics+0x490/0x490 [ 80.188366] ? netlink_ack+0xa50/0xa50 [ 80.192296] ? netlink_deliver_tap+0x182/0xb00 [ 80.197072] rtnetlink_rcv+0x10/0x20 [ 80.201166] netlink_unicast+0x443/0x650 [ 80.205626] ? netlink_attachskb+0x6c0/0x6c0 [ 80.212321] netlink_sendmsg+0x765/0xc40 [ 80.216494] ? netlink_unicast+0x650/0x650 [ 80.220752] ? copy_msghdr_from_user+0x20b/0x3e0 [ 80.225525] ? selinux_socket_sendmsg+0x31/0x40 [ 80.230190] ? netlink_unicast+0x650/0x650 [ 80.234413] sock_sendmsg+0xb5/0xf0 [ 80.238032] ___sys_sendmsg+0x647/0x950 [ 80.242412] ? find_held_lock+0x36/0x1d0 [ 80.246491] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 80.251502] ? __fget+0x278/0x400 [ 80.254948] ? kasan_check_read+0x11/0x20 [ 80.259203] ? __fget+0x295/0x400 [ 80.262791] ? ksys_dup3+0x2e0/0x2e0 [ 80.266772] ? __f_unlock_pos+0xd/0x10 [ 80.270666] ? __fget_light+0x174/0x1e0 [ 80.274635] ? __fdget+0xe/0x10 [ 80.277910] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 80.282751] __sys_sendmsg+0xd9/0x180 [ 80.286544] ? __ia32_sys_shutdown+0x70/0x70 [ 80.290944] ? __sb_end_write+0xa4/0xd0 [ 80.294907] ? kasan_check_write+0x14/0x20 [ 80.299126] ? fput+0x18/0x120 [ 80.302313] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 80.307704] __x64_sys_sendmsg+0x73/0xb0 [ 80.311755] do_syscall_64+0xd0/0x4e0 [ 80.315561] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 80.320827] RIP: 0033:0x45c4a9 [ 80.324037] 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 [ 80.343032] RSP: 002b:00007f6b70162c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 80.350758] RAX: ffffffffffffffda RBX: 00007f6b701636d4 RCX: 000000000045c4a9 [ 80.358024] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 80.365291] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 80.372558] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 80.379824] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 80.396127] CPU: 1 PID: 8645 Comm: syz-executor.3 Not tainted 4.19.134-syzkaller #0 [ 80.403959] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 80.413321] Call Trace: [ 80.415918] dump_stack+0x123/0x177 [ 80.419561] should_fail.cold.4+0x5/0x13 [ 80.423641] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 80.428885] ? lock_downgrade+0x860/0x860 [ 80.433065] __should_failslab+0xba/0xf0 [ 80.437259] should_failslab+0x9/0x14 [ 80.441072] kmem_cache_alloc_trace+0x2d4/0x740 [ 80.445751] ? qfq_change_class+0xa89/0x14b5 [ 80.450174] ? qfq_change_class+0xa89/0x14b5 [ 80.454619] ? __local_bh_enable_ip+0x160/0x260 [ 80.459325] qfq_change_class+0xacf/0x14b5 [ 80.463632] ? selinux_capable+0x1b/0x20 [ 80.467809] ? qfq_delete_class+0x2d0/0x2d0 [ 80.472484] ? nla_parse+0x197/0x280 [ 80.476202] tc_ctl_tclass+0x3e9/0xba0 [ 80.480091] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 80.485190] ? find_held_lock+0x36/0x1d0 [ 80.489255] rtnetlink_rcv_msg+0x34f/0x8f0 [ 80.493493] ? rtnetlink_put_metrics+0x490/0x490 [ 80.498258] ? find_held_lock+0x36/0x1d0 [ 80.502341] netlink_rcv_skb+0x13e/0x3d0 [ 80.506410] ? lock_downgrade+0x860/0x860 [ 80.510566] ? rtnetlink_put_metrics+0x490/0x490 [ 80.515345] ? netlink_ack+0xa50/0xa50 [ 80.519234] ? netlink_deliver_tap+0x182/0xb00 [ 80.523818] rtnetlink_rcv+0x10/0x20 [ 80.527532] netlink_unicast+0x443/0x650 [ 80.531614] ? netlink_attachskb+0x6c0/0x6c0 [ 80.536029] netlink_sendmsg+0x765/0xc40 [ 80.540098] ? netlink_unicast+0x650/0x650 [ 80.544342] ? copy_msghdr_from_user+0x20b/0x3e0 [ 80.549099] ? selinux_socket_sendmsg+0x31/0x40 [ 80.553763] ? netlink_unicast+0x650/0x650 [ 80.557994] sock_sendmsg+0xb5/0xf0 [ 80.561619] ___sys_sendmsg+0x647/0x950 [ 80.565590] ? find_held_lock+0x36/0x1d0 [ 80.569634] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 80.574417] ? __fget+0x278/0x400 [ 80.577884] ? kasan_check_read+0x11/0x20 [ 80.582178] ? __fget+0x295/0x400 [ 80.585660] ? ksys_dup3+0x2e0/0x2e0 [ 80.589376] ? __f_unlock_pos+0xd/0x10 [ 80.593271] ? __fget_light+0x174/0x1e0 [ 80.597258] ? __fdget+0xe/0x10 [ 80.600630] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 80.605479] __sys_sendmsg+0xd9/0x180 [ 80.609277] ? __ia32_sys_shutdown+0x70/0x70 [ 80.613685] ? __sb_end_write+0xa4/0xd0 [ 80.617650] ? kasan_check_write+0x14/0x20 [ 80.621879] ? fput+0x18/0x120 [ 80.625079] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 80.630441] __x64_sys_sendmsg+0x73/0xb0 [ 80.634500] do_syscall_64+0xd0/0x4e0 [ 80.638292] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 80.643507] RIP: 0033:0x45c4a9 [ 80.646717] 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 [ 80.665633] RSP: 002b:00007f7f15b09c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 80.673633] RAX: ffffffffffffffda RBX: 00007f7f15b0a6d4 RCX: 000000000045c4a9 [ 80.680990] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 80.688251] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 80.695507] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 80.702943] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 80.715447] FAULT_INJECTION: forcing a failure. [ 80.715447] name failslab, interval 1, probability 0, space 0, times 0 [ 80.730243] CPU: 1 PID: 8609 Comm: syz-executor.4 Not tainted 4.19.134-syzkaller #0 [ 80.738287] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 80.748164] Call Trace: [ 80.750768] dump_stack+0x123/0x177 [ 80.754395] should_fail.cold.4+0x5/0x13 [ 80.758461] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 80.763572] ? lock_downgrade+0x860/0x860 [ 80.767732] __should_failslab+0xba/0xf0 [ 80.771782] should_failslab+0x9/0x14 [ 80.775578] kmem_cache_alloc_trace+0x2d4/0x740 [ 80.780245] ? qfq_change_class+0xa89/0x14b5 [ 80.784678] ? qfq_change_class+0xa89/0x14b5 [ 80.789094] ? __local_bh_enable_ip+0x160/0x260 [ 80.793787] qfq_change_class+0xacf/0x14b5 [ 80.798027] ? selinux_capable+0x1b/0x20 [ 80.802114] ? qfq_delete_class+0x2d0/0x2d0 [ 80.806536] ? nla_parse+0x197/0x280 [ 80.812531] tc_ctl_tclass+0x3e9/0xba0 [ 80.816445] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 80.821573] ? find_held_lock+0x36/0x1d0 [ 80.825666] rtnetlink_rcv_msg+0x34f/0x8f0 [ 80.829903] ? rtnetlink_put_metrics+0x490/0x490 [ 80.834660] ? find_held_lock+0x36/0x1d0 [ 80.838752] netlink_rcv_skb+0x13e/0x3d0 [ 80.842948] ? lock_downgrade+0x860/0x860 [ 80.847098] ? rtnetlink_put_metrics+0x490/0x490 [ 80.851850] ? netlink_ack+0xa50/0xa50 [ 80.855739] ? netlink_deliver_tap+0x182/0xb00 [ 80.860327] rtnetlink_rcv+0x10/0x20 [ 80.864047] netlink_unicast+0x443/0x650 [ 80.868110] ? netlink_attachskb+0x6c0/0x6c0 [ 80.872667] netlink_sendmsg+0x765/0xc40 [ 80.876725] ? netlink_unicast+0x650/0x650 [ 80.880963] ? copy_msghdr_from_user+0x20b/0x3e0 [ 80.885744] ? selinux_socket_sendmsg+0x31/0x40 [ 80.890428] ? netlink_unicast+0x650/0x650 [ 80.894660] sock_sendmsg+0xb5/0xf0 [ 80.898400] ___sys_sendmsg+0x647/0x950 [ 80.902401] ? find_held_lock+0x36/0x1d0 [ 80.906465] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 80.911235] ? __fget+0x278/0x400 [ 80.914701] ? kasan_check_read+0x11/0x20 [ 80.918871] ? __fget+0x295/0x400 [ 80.923730] ? ksys_dup3+0x2e0/0x2e0 [ 80.927481] ? __f_unlock_pos+0xd/0x10 [ 80.931408] ? __fget_light+0x174/0x1e0 [ 80.935615] ? __fdget+0xe/0x10 [ 80.938907] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 80.943758] __sys_sendmsg+0xd9/0x180 [ 80.947569] ? __ia32_sys_shutdown+0x70/0x70 [ 80.951992] ? __sb_end_write+0xa4/0xd0 [ 80.955973] ? kasan_check_write+0x14/0x20 [ 80.960229] ? fput+0x18/0x120 [ 80.963432] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 80.968913] __x64_sys_sendmsg+0x73/0xb0 [ 80.973010] do_syscall_64+0xd0/0x4e0 [ 80.976929] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 80.982129] RIP: 0033:0x45c4a9 [ 80.985315] 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 [ 81.004318] RSP: 002b:00007f6293de3c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 81.012036] RAX: ffffffffffffffda RBX: 00007f6293de46d4 RCX: 000000000045c4a9 [ 81.019422] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 81.026722] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 81.034200] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 81.041482] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 81.057737] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 81.077349] FAULT_INJECTION: forcing a failure. [ 81.077349] name failslab, interval 1, probability 0, space 0, times 0 [ 81.093448] CPU: 1 PID: 8619 Comm: syz-executor.2 Not tainted 4.19.134-syzkaller #0 [ 81.101301] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 81.110667] Call Trace: [ 81.113265] dump_stack+0x123/0x177 [ 81.116908] should_fail.cold.4+0x5/0x13 [ 81.121028] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 81.126147] ? lock_downgrade+0x860/0x860 [ 81.130316] __should_failslab+0xba/0xf0 [ 81.134492] should_failslab+0x9/0x14 [ 81.138305] kmem_cache_alloc_trace+0x2d4/0x740 [ 81.143009] ? qfq_change_class+0xa89/0x14b5 [ 81.147432] ? qfq_change_class+0xa89/0x14b5 [ 81.151859] ? __local_bh_enable_ip+0x160/0x260 [ 81.156578] qfq_change_class+0xacf/0x14b5 [ 81.160838] ? selinux_capable+0x1b/0x20 [ 81.165004] ? qfq_delete_class+0x2d0/0x2d0 [ 81.169342] ? nla_parse+0x197/0x280 [ 81.173074] tc_ctl_tclass+0x3e9/0xba0 [ 81.176981] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 81.182101] ? find_held_lock+0x36/0x1d0 [ 81.186385] rtnetlink_rcv_msg+0x34f/0x8f0 [ 81.190656] ? rtnetlink_put_metrics+0x490/0x490 [ 81.195519] ? find_held_lock+0x36/0x1d0 [ 81.199693] netlink_rcv_skb+0x13e/0x3d0 [ 81.208753] ? lock_downgrade+0x860/0x860 [ 81.212926] ? rtnetlink_put_metrics+0x490/0x490 [ 81.217708] ? netlink_ack+0xa50/0xa50 [ 81.221615] ? netlink_deliver_tap+0x182/0xb00 [ 81.226294] rtnetlink_rcv+0x10/0x20 [ 81.230179] netlink_unicast+0x443/0x650 [ 81.234262] ? netlink_attachskb+0x6c0/0x6c0 [ 81.238774] netlink_sendmsg+0x765/0xc40 [ 81.242859] ? netlink_unicast+0x650/0x650 [ 81.247143] ? copy_msghdr_from_user+0x20b/0x3e0 [ 81.251922] ? selinux_socket_sendmsg+0x31/0x40 [ 81.256633] ? netlink_unicast+0x650/0x650 [ 81.261057] sock_sendmsg+0xb5/0xf0 [ 81.264925] ___sys_sendmsg+0x647/0x950 [ 81.268919] ? find_held_lock+0x36/0x1d0 [ 81.273000] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 81.277853] ? __fget+0x278/0x400 [ 81.281541] ? kasan_check_read+0x11/0x20 [ 81.286060] ? __fget+0x295/0x400 [ 81.289587] ? ksys_dup3+0x2e0/0x2e0 [ 81.293350] ? __f_unlock_pos+0xd/0x10 [ 81.297512] ? __fget_light+0x174/0x1e0 [ 81.301675] ? __fdget+0xe/0x10 [ 81.304977] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 81.310065] __sys_sendmsg+0xd9/0x180 [ 81.313953] ? __ia32_sys_shutdown+0x70/0x70 [ 81.318634] ? __sb_end_write+0xa4/0xd0 [ 81.322797] ? kasan_check_write+0x14/0x20 [ 81.327030] ? fput+0x18/0x120 [ 81.330223] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 81.335624] __x64_sys_sendmsg+0x73/0xb0 [ 81.339809] do_syscall_64+0xd0/0x4e0 [ 81.343621] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 81.348815] RIP: 0033:0x45c4a9 [ 81.352014] 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 [ 81.371462] RSP: 002b:00007f4e38207c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 81.379400] RAX: ffffffffffffffda RBX: 00007f4e382086d4 RCX: 000000000045c4a9 [ 81.387470] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 81.395116] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 81.402479] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 81.409761] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 81.421120] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 81.466177] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 81.501857] FAULT_INJECTION: forcing a failure. [ 81.501857] name failslab, interval 1, probability 0, space 0, times 0 [ 81.515040] CPU: 0 PID: 8655 Comm: syz-executor.5 Not tainted 4.19.134-syzkaller #0 [ 81.522991] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 81.532351] Call Trace: [ 81.534937] dump_stack+0x123/0x177 [ 81.538556] should_fail.cold.4+0x5/0x13 [ 81.542629] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 81.547727] ? lock_downgrade+0x860/0x860 [ 81.551871] __should_failslab+0xba/0xf0 [ 81.555916] should_failslab+0x9/0x14 [ 81.559697] kmem_cache_alloc_trace+0x2d4/0x740 [ 81.565689] ? qfq_change_class+0xa89/0x14b5 [ 81.570377] ? qfq_change_class+0xa89/0x14b5 [ 81.574779] ? __local_bh_enable_ip+0x160/0x260 [ 81.579447] qfq_change_class+0xacf/0x14b5 [ 81.583715] ? selinux_capable+0x1b/0x20 [ 81.587765] ? qfq_delete_class+0x2d0/0x2d0 [ 81.592072] ? nla_parse+0x197/0x280 [ 81.595771] tc_ctl_tclass+0x3e9/0xba0 [ 81.599750] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 81.604857] ? find_held_lock+0x36/0x1d0 [ 81.609026] rtnetlink_rcv_msg+0x34f/0x8f0 [ 81.613429] ? rtnetlink_put_metrics+0x490/0x490 [ 81.618193] ? find_held_lock+0x36/0x1d0 [ 81.622259] netlink_rcv_skb+0x13e/0x3d0 [ 81.626483] ? lock_downgrade+0x860/0x860 [ 81.630677] ? rtnetlink_put_metrics+0x490/0x490 [ 81.635418] ? netlink_ack+0xa50/0xa50 [ 81.639553] ? netlink_deliver_tap+0x182/0xb00 [ 81.644406] rtnetlink_rcv+0x10/0x20 [ 81.648403] netlink_unicast+0x443/0x650 [ 81.652557] ? netlink_attachskb+0x6c0/0x6c0 [ 81.657096] netlink_sendmsg+0x765/0xc40 [ 81.661148] ? netlink_unicast+0x650/0x650 [ 81.665533] ? copy_msghdr_from_user+0x20b/0x3e0 [ 81.670941] ? selinux_socket_sendmsg+0x31/0x40 [ 81.675621] ? netlink_unicast+0x650/0x650 [ 81.679856] sock_sendmsg+0xb5/0xf0 [ 81.683482] ___sys_sendmsg+0x647/0x950 [ 81.687822] ? find_held_lock+0x36/0x1d0 [ 81.691878] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 81.696656] ? __fget+0x278/0x400 [ 81.700102] ? kasan_check_read+0x11/0x20 [ 81.704369] ? __fget+0x295/0x400 [ 81.708044] ? ksys_dup3+0x2e0/0x2e0 [ 81.711786] ? __f_unlock_pos+0xd/0x10 [ 81.715775] ? __fget_light+0x174/0x1e0 [ 81.720225] ? __fdget+0xe/0x10 [ 81.723499] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 81.728339] __sys_sendmsg+0xd9/0x180 [ 81.732142] ? __ia32_sys_shutdown+0x70/0x70 [ 81.736662] ? __sb_end_write+0xa4/0xd0 [ 81.740742] ? kasan_check_write+0x14/0x20 [ 81.745089] ? fput+0x18/0x120 [ 81.748488] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 81.753891] __x64_sys_sendmsg+0x73/0xb0 [ 81.757953] do_syscall_64+0xd0/0x4e0 [ 81.761811] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 81.768367] RIP: 0033:0x45c4a9 [ 81.771677] 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 [ 81.792660] RSP: 002b:00007f0e1f96fc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 81.800364] RAX: ffffffffffffffda RBX: 00007f0e1f9706d4 RCX: 000000000045c4a9 [ 81.807641] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 81.814954] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 81.822243] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 81.830145] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 81.849996] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 81.883832] FAULT_INJECTION: forcing a failure. [ 81.883832] name failslab, interval 1, probability 0, space 0, times 0 [ 81.904013] CPU: 0 PID: 8662 Comm: syz-executor.0 Not tainted 4.19.134-syzkaller #0 [ 81.911882] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 81.921426] Call Trace: [ 81.924027] dump_stack+0x123/0x177 [ 81.927738] should_fail.cold.4+0x5/0x13 [ 81.931810] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 81.936906] ? lock_downgrade+0x860/0x860 [ 81.941048] __should_failslab+0xba/0xf0 [ 81.945825] should_failslab+0x9/0x14 [ 81.949688] kmem_cache_alloc_trace+0x2d4/0x740 [ 81.954375] ? qfq_change_class+0xa89/0x14b5 [ 81.958846] ? qfq_change_class+0xa89/0x14b5 [ 81.963542] ? __local_bh_enable_ip+0x160/0x260 [ 81.968994] qfq_change_class+0xacf/0x14b5 [ 81.973523] ? selinux_capable+0x1b/0x20 [ 81.977686] ? qfq_delete_class+0x2d0/0x2d0 [ 81.982136] ? nla_parse+0x197/0x280 [ 81.986973] tc_ctl_tclass+0x3e9/0xba0 [ 81.991048] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 81.996732] ? find_held_lock+0x36/0x1d0 [ 82.000812] rtnetlink_rcv_msg+0x34f/0x8f0 [ 82.005042] ? rtnetlink_put_metrics+0x490/0x490 [ 82.010408] ? find_held_lock+0x36/0x1d0 [ 82.014960] netlink_rcv_skb+0x13e/0x3d0 [ 82.019588] ? lock_downgrade+0x860/0x860 [ 82.023946] ? rtnetlink_put_metrics+0x490/0x490 [ 82.029134] ? netlink_ack+0xa50/0xa50 [ 82.033415] ? netlink_deliver_tap+0x182/0xb00 [ 82.038010] rtnetlink_rcv+0x10/0x20 [ 82.042356] netlink_unicast+0x443/0x650 [ 82.046978] ? netlink_attachskb+0x6c0/0x6c0 [ 82.051777] netlink_sendmsg+0x765/0xc40 [ 82.056242] ? netlink_unicast+0x650/0x650 [ 82.062234] ? copy_msghdr_from_user+0x20b/0x3e0 [ 82.067713] ? selinux_socket_sendmsg+0x31/0x40 [ 82.072569] ? netlink_unicast+0x650/0x650 [ 82.077761] sock_sendmsg+0xb5/0xf0 [ 82.082070] ___sys_sendmsg+0x647/0x950 [ 82.086302] ? find_held_lock+0x36/0x1d0 [ 82.091160] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 82.096828] ? __fget+0x278/0x400 [ 82.100370] ? kasan_check_read+0x11/0x20 [ 82.104510] ? __fget+0x295/0x400 [ 82.107962] ? ksys_dup3+0x2e0/0x2e0 [ 82.111683] ? __f_unlock_pos+0xd/0x10 [ 82.115644] ? __fget_light+0x174/0x1e0 [ 82.120702] ? __fdget+0xe/0x10 [ 82.123981] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 82.128814] __sys_sendmsg+0xd9/0x180 [ 82.132628] ? __ia32_sys_shutdown+0x70/0x70 [ 82.137019] ? __sb_end_write+0xa4/0xd0 [ 82.142339] ? kasan_check_write+0x14/0x20 [ 82.151121] ? fput+0x18/0x120 [ 82.156751] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 82.163575] __x64_sys_sendmsg+0x73/0xb0 [ 82.168002] do_syscall_64+0xd0/0x4e0 [ 82.171823] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 82.177398] RIP: 0033:0x45c4a9 [ 82.181882] 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 [ 82.202203] RSP: 002b:00007fafa3e8dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 82.212801] RAX: ffffffffffffffda RBX: 00007fafa3e8e6d4 RCX: 000000000045c4a9 [ 82.221635] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 82.229296] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 82.236662] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 82.244193] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 82.253224] FAULT_INJECTION: forcing a failure. [ 82.253224] name failslab, interval 1, probability 0, space 0, times 0 [ 82.264913] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 82.279521] CPU: 0 PID: 8676 Comm: syz-executor.3 Not tainted 4.19.134-syzkaller #0 [ 82.288067] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 82.297691] Call Trace: [ 82.300291] dump_stack+0x123/0x177 [ 82.304017] should_fail.cold.4+0x5/0x13 [ 82.308088] ? find_held_lock+0x36/0x1d0 [ 82.312251] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 82.319544] __should_failslab+0xba/0xf0 [ 82.323616] should_failslab+0x9/0x14 [ 82.327428] kmem_cache_alloc+0x47/0x730 [ 82.331508] ? lock_acquire+0x173/0x3d0 [ 82.335618] skb_clone+0x115/0x340 [ 82.339169] netlink_deliver_tap+0x7d7/0xb00 [ 82.343697] __netlink_sendskb+0x62/0xc0 [ 82.347769] netlink_unicast+0x4ea/0x650 [ 82.351898] ? netlink_attachskb+0x6c0/0x6c0 [ 82.356323] netlink_ack+0x514/0xa50 [ 82.360048] ? netlink_sendmsg+0xc40/0xc40 [ 82.364293] ? find_held_lock+0x36/0x1d0 [ 82.364863] FAULT_INJECTION: forcing a failure. [ 82.364863] name failslab, interval 1, probability 0, space 0, times 0 [ 82.368582] netlink_rcv_skb+0x2a8/0x3d0 [ 82.368592] ? lock_downgrade+0x860/0x860 [ 82.368599] ? rtnetlink_put_metrics+0x490/0x490 [ 82.368604] ? netlink_ack+0xa50/0xa50 [ 82.368612] ? netlink_deliver_tap+0x182/0xb00 [ 82.368622] rtnetlink_rcv+0x10/0x20 [ 82.368626] netlink_unicast+0x443/0x650 [ 82.368636] ? netlink_attachskb+0x6c0/0x6c0 [ 82.368646] netlink_sendmsg+0x765/0xc40 [ 82.368654] ? netlink_unicast+0x650/0x650 [ 82.368659] ? copy_msghdr_from_user+0x20b/0x3e0 [ 82.368668] ? selinux_socket_sendmsg+0x31/0x40 [ 82.368680] ? netlink_unicast+0x650/0x650 [ 82.435868] sock_sendmsg+0xb5/0xf0 [ 82.439492] ___sys_sendmsg+0x647/0x950 [ 82.443455] ? find_held_lock+0x36/0x1d0 [ 82.447600] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 82.452532] ? __fget+0x278/0x400 [ 82.457203] ? kasan_check_read+0x11/0x20 [ 82.461372] ? __fget+0x295/0x400 [ 82.464819] ? ksys_dup3+0x2e0/0x2e0 [ 82.468524] ? __f_unlock_pos+0xd/0x10 [ 82.472403] ? __fget_light+0x174/0x1e0 [ 82.476369] ? __fdget+0xe/0x10 [ 82.479647] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 82.484663] __sys_sendmsg+0xd9/0x180 [ 82.488459] ? __ia32_sys_shutdown+0x70/0x70 [ 82.492886] ? __sb_end_write+0xa4/0xd0 [ 82.497025] ? kasan_check_write+0x14/0x20 [ 82.501248] ? fput+0x18/0x120 [ 82.504435] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 82.509799] __x64_sys_sendmsg+0x73/0xb0 [ 82.513860] do_syscall_64+0xd0/0x4e0 [ 82.517658] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 82.522838] RIP: 0033:0x45c4a9 [ 82.526019] 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 [ 82.544923] RSP: 002b:00007f7f15ac7c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 82.552628] RAX: ffffffffffffffda RBX: 00007f7f15ac86d4 RCX: 000000000045c4a9 [ 82.559912] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000006 [ 82.567212] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 82.574474] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000007 [ 82.581909] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 82.589192] CPU: 1 PID: 8718 Comm: syz-executor.0 Not tainted 4.19.134-syzkaller #0 [ 82.592467] FAULT_INJECTION: forcing a failure. [ 82.592467] name failslab, interval 1, probability 0, space 0, times 0 [ 82.597005] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 82.597013] Call Trace: [ 82.620299] dump_stack+0x123/0x177 [ 82.623916] should_fail.cold.4+0x5/0x13 [ 82.628144] ? find_held_lock+0x36/0x1d0 [ 82.632193] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 82.637290] __should_failslab+0xba/0xf0 [ 82.641340] should_failslab+0x9/0x14 [ 82.645125] kmem_cache_alloc+0x47/0x730 [ 82.649265] ? lock_acquire+0x173/0x3d0 [ 82.653230] skb_clone+0x115/0x340 [ 82.656770] netlink_deliver_tap+0x7d7/0xb00 [ 82.661179] __netlink_sendskb+0x62/0xc0 [ 82.665247] netlink_unicast+0x4ea/0x650 [ 82.669301] ? netlink_attachskb+0x6c0/0x6c0 [ 82.673704] netlink_ack+0x514/0xa50 [ 82.677407] ? netlink_sendmsg+0xc40/0xc40 [ 82.681638] ? find_held_lock+0x36/0x1d0 [ 82.685716] netlink_rcv_skb+0x2a8/0x3d0 [ 82.689765] ? lock_downgrade+0x860/0x860 [ 82.693929] ? rtnetlink_put_metrics+0x490/0x490 [ 82.699827] ? netlink_ack+0xa50/0xa50 [ 82.703714] ? netlink_deliver_tap+0x182/0xb00 [ 82.708294] rtnetlink_rcv+0x10/0x20 [ 82.711996] netlink_unicast+0x443/0x650 [ 82.716050] ? netlink_attachskb+0x6c0/0x6c0 [ 82.720459] netlink_sendmsg+0x765/0xc40 [ 82.724520] ? netlink_unicast+0x650/0x650 [ 82.728849] ? copy_msghdr_from_user+0x20b/0x3e0 [ 82.733601] ? selinux_socket_sendmsg+0x31/0x40 [ 82.738261] ? netlink_unicast+0x650/0x650 [ 82.742483] sock_sendmsg+0xb5/0xf0 [ 82.746100] ___sys_sendmsg+0x647/0x950 [ 82.750192] ? find_held_lock+0x36/0x1d0 [ 82.754296] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 82.759058] ? __fget+0x278/0x400 [ 82.762510] ? kasan_check_read+0x11/0x20 [ 82.767664] ? __fget+0x295/0x400 [ 82.771845] ? ksys_dup3+0x2e0/0x2e0 [ 82.775563] ? __f_unlock_pos+0xd/0x10 [ 82.779461] ? __fget_light+0x174/0x1e0 [ 82.783460] ? __fdget+0xe/0x10 [ 82.786740] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 82.791591] __sys_sendmsg+0xd9/0x180 [ 82.795422] ? __ia32_sys_shutdown+0x70/0x70 [ 82.799840] ? __sb_end_write+0xa4/0xd0 [ 82.803866] ? kasan_check_write+0x14/0x20 [ 82.808118] ? fput+0x18/0x120 [ 82.811322] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 82.816707] __x64_sys_sendmsg+0x73/0xb0 [ 82.820788] do_syscall_64+0xd0/0x4e0 [ 82.824609] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 82.829801] RIP: 0033:0x45c4a9 [ 82.832995] 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 [ 82.852248] RSP: 002b:00007fafa3eaec78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 82.860074] RAX: ffffffffffffffda RBX: 00007fafa3eaf6d4 RCX: 000000000045c4a9 [ 82.867443] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 82.874735] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 82.882015] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 82.889296] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 82.896594] CPU: 0 PID: 8678 Comm: syz-executor.4 Not tainted 4.19.134-syzkaller #0 [ 82.904440] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 82.913806] Call Trace: [ 82.916408] dump_stack+0x123/0x177 [ 82.920073] should_fail.cold.4+0x5/0x13 [ 82.924133] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 82.929249] ? lock_downgrade+0x860/0x860 [ 82.933404] __should_failslab+0xba/0xf0 [ 82.937466] should_failslab+0x9/0x14 [ 82.941282] kmem_cache_alloc_trace+0x2d4/0x740 [ 82.945956] ? qfq_change_class+0xa89/0x14b5 [ 82.950370] ? qfq_change_class+0xa89/0x14b5 [ 82.954771] ? __local_bh_enable_ip+0x160/0x260 [ 82.959596] qfq_change_class+0xacf/0x14b5 [ 82.963827] ? selinux_capable+0x1b/0x20 [ 82.967949] ? qfq_delete_class+0x2d0/0x2d0 [ 82.972268] ? nla_parse+0x197/0x280 [ 82.975971] tc_ctl_tclass+0x3e9/0xba0 [ 82.979856] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 82.984950] ? find_held_lock+0x36/0x1d0 [ 82.989011] rtnetlink_rcv_msg+0x34f/0x8f0 [ 82.993284] ? rtnetlink_put_metrics+0x490/0x490 [ 82.998049] ? find_held_lock+0x36/0x1d0 [ 83.002125] netlink_rcv_skb+0x13e/0x3d0 [ 83.006184] ? lock_downgrade+0x860/0x860 [ 83.010355] ? rtnetlink_put_metrics+0x490/0x490 [ 83.015112] ? netlink_ack+0xa50/0xa50 [ 83.019018] ? netlink_deliver_tap+0x182/0xb00 [ 83.023626] rtnetlink_rcv+0x10/0x20 [ 83.027347] netlink_unicast+0x443/0x650 [ 83.031420] ? netlink_attachskb+0x6c0/0x6c0 [ 83.035832] netlink_sendmsg+0x765/0xc40 [ 83.039902] ? netlink_unicast+0x650/0x650 [ 83.044147] ? copy_msghdr_from_user+0x20b/0x3e0 [ 83.048941] ? selinux_socket_sendmsg+0x31/0x40 [ 83.053611] ? netlink_unicast+0x650/0x650 [ 83.057957] sock_sendmsg+0xb5/0xf0 [ 83.061583] ___sys_sendmsg+0x647/0x950 [ 83.065548] ? find_held_lock+0x36/0x1d0 [ 83.069653] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 83.074403] ? __fget+0x278/0x400 [ 83.077845] ? kasan_check_read+0x11/0x20 [ 83.081995] ? __fget+0x295/0x400 [ 83.085449] ? ksys_dup3+0x2e0/0x2e0 [ 83.089149] ? __f_unlock_pos+0xd/0x10 [ 83.093036] ? __fget_light+0x174/0x1e0 [ 83.097064] ? __fdget+0xe/0x10 [ 83.100360] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 83.105211] __sys_sendmsg+0xd9/0x180 [ 83.109016] ? __ia32_sys_shutdown+0x70/0x70 [ 83.113431] ? __sb_end_write+0xa4/0xd0 [ 83.117452] ? kasan_check_write+0x14/0x20 [ 83.121704] ? fput+0x18/0x120 [ 83.124910] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 83.130309] __x64_sys_sendmsg+0x73/0xb0 [ 83.134362] do_syscall_64+0xd0/0x4e0 [ 83.138154] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 83.143336] RIP: 0033:0x45c4a9 [ 83.146536] 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 [ 83.165430] RSP: 002b:00007f6293de3c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 83.173245] RAX: ffffffffffffffda RBX: 00007f6293de46d4 RCX: 000000000045c4a9 [ 83.180535] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 83.187907] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 83.195171] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 83.202529] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 83.252446] FAULT_INJECTION: forcing a failure. [ 83.252446] name failslab, interval 1, probability 0, space 0, times 0 [ 83.273178] CPU: 1 PID: 8696 Comm: syz-executor.2 Not tainted 4.19.134-syzkaller #0 [ 83.281019] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 83.290384] Call Trace: [ 83.292990] dump_stack+0x123/0x177 [ 83.296636] should_fail.cold.4+0x5/0x13 [ 83.300738] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 83.305855] ? lock_downgrade+0x860/0x860 [ 83.310018] __should_failslab+0xba/0xf0 [ 83.314100] should_failslab+0x9/0x14 [ 83.317911] kmem_cache_alloc_trace+0x2d4/0x740 [ 83.322588] ? qfq_change_class+0xa89/0x14b5 [ 83.327004] ? qfq_change_class+0xa89/0x14b5 [ 83.331421] ? __local_bh_enable_ip+0x160/0x260 [ 83.336106] qfq_change_class+0xacf/0x14b5 [ 83.340352] ? selinux_capable+0x1b/0x20 [ 83.344419] ? qfq_delete_class+0x2d0/0x2d0 [ 83.348749] ? nla_parse+0x197/0x280 [ 83.352468] tc_ctl_tclass+0x3e9/0xba0 [ 83.356370] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 83.361482] ? find_held_lock+0x36/0x1d0 [ 83.365552] rtnetlink_rcv_msg+0x34f/0x8f0 [ 83.369792] ? rtnetlink_put_metrics+0x490/0x490 [ 83.374578] ? find_held_lock+0x36/0x1d0 [ 83.378650] netlink_rcv_skb+0x13e/0x3d0 [ 83.382706] ? lock_downgrade+0x860/0x860 [ 83.386859] ? rtnetlink_put_metrics+0x490/0x490 [ 83.391604] ? netlink_ack+0xa50/0xa50 [ 83.395499] ? netlink_deliver_tap+0x182/0xb00 [ 83.400088] rtnetlink_rcv+0x10/0x20 [ 83.403799] netlink_unicast+0x443/0x650 [ 83.407865] ? netlink_attachskb+0x6c0/0x6c0 [ 83.412289] netlink_sendmsg+0x765/0xc40 [ 83.416469] ? netlink_unicast+0x650/0x650 [ 83.420702] ? copy_msghdr_from_user+0x20b/0x3e0 [ 83.425612] ? selinux_socket_sendmsg+0x31/0x40 [ 83.430389] ? netlink_unicast+0x650/0x650 [ 83.434629] sock_sendmsg+0xb5/0xf0 [ 83.439044] ___sys_sendmsg+0x647/0x950 [ 83.443040] ? find_held_lock+0x36/0x1d0 [ 83.447111] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 83.452149] ? __fget+0x278/0x400 [ 83.455610] ? kasan_check_read+0x11/0x20 [ 83.459766] ? __fget+0x295/0x400 [ 83.463251] ? ksys_dup3+0x2e0/0x2e0 [ 83.466969] ? retint_kernel+0x2d/0x2d [ 83.470869] ? __fget_light+0x174/0x1e0 [ 83.474888] ? __fdget+0xe/0x10 [ 83.478164] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 83.483161] __sys_sendmsg+0xd9/0x180 [ 83.486951] ? __ia32_sys_shutdown+0x70/0x70 [ 83.491356] ? __sb_end_write+0xa4/0xd0 [ 83.495340] ? kasan_check_write+0x14/0x20 [ 83.499589] ? fput+0x18/0x120 [ 83.502788] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 83.508182] __x64_sys_sendmsg+0x73/0xb0 [ 83.512266] do_syscall_64+0xd0/0x4e0 [ 83.516120] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 83.521319] RIP: 0033:0x45c4a9 [ 83.524509] 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 [ 83.543420] RSP: 002b:00007f4e38207c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 83.551144] RAX: ffffffffffffffda RBX: 00007f4e382086d4 RCX: 000000000045c4a9 [ 83.558418] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 83.565734] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 83.572997] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 83.580360] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 83.590941] FAULT_INJECTION: forcing a failure. [ 83.590941] name failslab, interval 1, probability 0, space 0, times 0 [ 83.604228] CPU: 1 PID: 8705 Comm: syz-executor.1 Not tainted 4.19.134-syzkaller #0 [ 83.612047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 83.621420] Call Trace: [ 83.624023] dump_stack+0x123/0x177 [ 83.627758] should_fail.cold.4+0x5/0x13 [ 83.631833] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 83.636947] ? lock_downgrade+0x860/0x860 [ 83.641113] __should_failslab+0xba/0xf0 [ 83.645187] should_failslab+0x9/0x14 [ 83.648999] kmem_cache_alloc_trace+0x2d4/0x740 [ 83.653678] ? qfq_change_class+0xa89/0x14b5 [ 83.658241] ? qfq_change_class+0xa89/0x14b5 [ 83.662681] ? __local_bh_enable_ip+0x160/0x260 [ 83.667393] qfq_change_class+0xacf/0x14b5 [ 83.671657] ? selinux_capable+0x1b/0x20 [ 83.675742] ? qfq_delete_class+0x2d0/0x2d0 [ 83.680065] ? nla_parse+0x197/0x280 [ 83.683780] tc_ctl_tclass+0x3e9/0xba0 [ 83.687685] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 83.692790] ? find_held_lock+0x36/0x1d0 [ 83.696871] rtnetlink_rcv_msg+0x34f/0x8f0 [ 83.701116] ? rtnetlink_put_metrics+0x490/0x490 [ 83.705888] ? find_held_lock+0x36/0x1d0 [ 83.709962] netlink_rcv_skb+0x13e/0x3d0 [ 83.714019] ? lock_downgrade+0x860/0x860 [ 83.718309] ? rtnetlink_put_metrics+0x490/0x490 [ 83.723079] ? netlink_ack+0xa50/0xa50 [ 83.726973] ? netlink_deliver_tap+0x182/0xb00 [ 83.731583] rtnetlink_rcv+0x10/0x20 [ 83.735301] netlink_unicast+0x443/0x650 [ 83.739467] ? netlink_attachskb+0x6c0/0x6c0 [ 83.743892] netlink_sendmsg+0x765/0xc40 [ 83.748012] ? netlink_unicast+0x650/0x650 [ 83.752248] ? copy_msghdr_from_user+0x20b/0x3e0 [ 83.757012] ? selinux_socket_sendmsg+0x31/0x40 [ 83.761691] ? netlink_unicast+0x650/0x650 [ 83.765922] sock_sendmsg+0xb5/0xf0 [ 83.769692] ___sys_sendmsg+0x647/0x950 [ 83.773693] ? find_held_lock+0x36/0x1d0 [ 83.777759] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 83.782524] ? __fget+0x278/0x400 [ 83.785978] ? kasan_check_read+0x11/0x20 [ 83.790116] ? __fget+0x295/0x400 [ 83.793591] ? ksys_dup3+0x2e0/0x2e0 [ 83.797313] ? __f_unlock_pos+0xd/0x10 [ 83.801207] ? __fget_light+0x174/0x1e0 [ 83.805181] ? __fdget+0xe/0x10 [ 83.808445] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 83.813634] __sys_sendmsg+0xd9/0x180 [ 83.817473] ? __ia32_sys_shutdown+0x70/0x70 [ 83.821893] ? __sb_end_write+0xa4/0xd0 [ 83.825869] ? kasan_check_write+0x14/0x20 [ 83.830093] ? fput+0x18/0x120 [ 83.833272] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 83.838635] __x64_sys_sendmsg+0x73/0xb0 [ 83.842701] do_syscall_64+0xd0/0x4e0 [ 83.847050] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 83.852243] RIP: 0033:0x45c4a9 [ 83.855854] 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 [ 83.874815] RSP: 002b:00007f6b70162c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 83.882724] RAX: ffffffffffffffda RBX: 00007f6b701636d4 RCX: 000000000045c4a9 [ 83.890278] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 83.897551] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 83.904847] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 83.912116] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 83.933421] FAULT_INJECTION: forcing a failure. [ 83.933421] name failslab, interval 1, probability 0, space 0, times 0 [ 83.938744] FAULT_INJECTION: forcing a failure. [ 83.938744] name failslab, interval 1, probability 0, space 0, times 0 [ 83.969124] CPU: 1 PID: 8709 Comm: syz-executor.5 Not tainted 4.19.134-syzkaller #0 [ 83.976967] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 83.977211] FAULT_INJECTION: forcing a failure. [ 83.977211] name failslab, interval 1, probability 0, space 0, times 0 [ 83.986331] Call Trace: [ 83.986356] dump_stack+0x123/0x177 [ 83.986367] should_fail.cold.4+0x5/0x13 [ 83.986373] ? find_held_lock+0x36/0x1d0 [ 83.986380] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 83.986393] __should_failslab+0xba/0xf0 [ 83.986401] should_failslab+0x9/0x14 [ 83.986406] kmem_cache_alloc+0x47/0x730 [ 83.986412] ? lock_acquire+0x173/0x3d0 [ 83.986423] skb_clone+0x115/0x340 [ 83.986433] netlink_deliver_tap+0x7d7/0xb00 [ 83.986444] __netlink_sendskb+0x62/0xc0 [ 83.986451] netlink_unicast+0x4ea/0x650 [ 83.986459] ? netlink_attachskb+0x6c0/0x6c0 [ 83.986472] netlink_ack+0x514/0xa50 [ 84.057969] ? netlink_sendmsg+0xc40/0xc40 [ 84.062213] ? find_held_lock+0x36/0x1d0 [ 84.066291] netlink_rcv_skb+0x2a8/0x3d0 [ 84.070370] ? lock_downgrade+0x860/0x860 [ 84.074526] ? rtnetlink_put_metrics+0x490/0x490 [ 84.079378] ? netlink_ack+0xa50/0xa50 [ 84.083272] ? netlink_deliver_tap+0x182/0xb00 [ 84.087955] rtnetlink_rcv+0x10/0x20 [ 84.091679] netlink_unicast+0x443/0x650 [ 84.095753] ? netlink_attachskb+0x6c0/0x6c0 [ 84.100179] netlink_sendmsg+0x765/0xc40 [ 84.105215] ? netlink_unicast+0x650/0x650 [ 84.109460] ? copy_msghdr_from_user+0x20b/0x3e0 [ 84.114227] ? selinux_socket_sendmsg+0x31/0x40 [ 84.118912] ? netlink_unicast+0x650/0x650 [ 84.123248] sock_sendmsg+0xb5/0xf0 [ 84.126907] ___sys_sendmsg+0x647/0x950 [ 84.130897] ? find_held_lock+0x36/0x1d0 [ 84.134969] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 84.139736] ? __fget+0x278/0x400 [ 84.143228] ? kasan_check_read+0x11/0x20 [ 84.147448] ? __fget+0x295/0x400 [ 84.150913] ? ksys_dup3+0x2e0/0x2e0 [ 84.154634] ? __f_unlock_pos+0xd/0x10 [ 84.158530] ? __fget_light+0x174/0x1e0 [ 84.162510] ? __fdget+0xe/0x10 [ 84.165798] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 84.170648] __sys_sendmsg+0xd9/0x180 [ 84.174453] ? __ia32_sys_shutdown+0x70/0x70 [ 84.178877] ? __sb_end_write+0xa4/0xd0 [ 84.182857] ? kasan_check_write+0x14/0x20 [ 84.187098] ? fput+0x18/0x120 [ 84.190304] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 84.195721] __x64_sys_sendmsg+0x73/0xb0 [ 84.199797] do_syscall_64+0xd0/0x4e0 [ 84.203641] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 84.208875] RIP: 0033:0x45c4a9 [ 84.212072] 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 [ 84.230979] RSP: 002b:00007f0e1f94ec78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 84.238699] RAX: ffffffffffffffda RBX: 00007f0e1f94f6d4 RCX: 000000000045c4a9 [ 84.245977] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 84.253278] RBP: 000000000076c100 R08: 0000000000000000 R09: 0000000000000000 [ 84.260554] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 84.267832] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 84.275150] CPU: 0 PID: 8744 Comm: syz-executor.3 Not tainted 4.19.134-syzkaller #0 [ 84.283020] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 84.292402] Call Trace: [ 84.295123] dump_stack+0x123/0x177 [ 84.298736] should_fail.cold.4+0x5/0x13 [ 84.302895] ? find_held_lock+0x36/0x1d0 [ 84.306947] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 84.312056] __should_failslab+0xba/0xf0 [ 84.316117] should_failslab+0x9/0x14 [ 84.319926] kmem_cache_alloc+0x47/0x730 [ 84.323998] ? lock_acquire+0x173/0x3d0 [ 84.328046] skb_clone+0x115/0x340 [ 84.331580] netlink_deliver_tap+0x7d7/0xb00 [ 84.336028] __netlink_sendskb+0x62/0xc0 [ 84.340081] netlink_unicast+0x4ea/0x650 [ 84.344391] ? netlink_attachskb+0x6c0/0x6c0 [ 84.348807] netlink_ack+0x514/0xa50 [ 84.352529] ? netlink_sendmsg+0xc40/0xc40 [ 84.356782] ? find_held_lock+0x36/0x1d0 [ 84.360923] netlink_rcv_skb+0x2a8/0x3d0 [ 84.365011] ? lock_downgrade+0x860/0x860 [ 84.369169] ? rtnetlink_put_metrics+0x490/0x490 [ 84.373948] ? netlink_ack+0xa50/0xa50 [ 84.384100] ? netlink_deliver_tap+0x182/0xb00 [ 84.388692] rtnetlink_rcv+0x10/0x20 [ 84.392398] netlink_unicast+0x443/0x650 [ 84.396486] ? netlink_attachskb+0x6c0/0x6c0 [ 84.402814] netlink_sendmsg+0x765/0xc40 [ 84.406871] ? netlink_unicast+0x650/0x650 [ 84.411112] ? copy_msghdr_from_user+0x20b/0x3e0 [ 84.415870] ? selinux_socket_sendmsg+0x31/0x40 [ 84.420537] ? netlink_unicast+0x650/0x650 [ 84.424796] sock_sendmsg+0xb5/0xf0 [ 84.428458] ___sys_sendmsg+0x647/0x950 [ 84.432435] ? find_held_lock+0x36/0x1d0 [ 84.436493] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 84.441267] ? __fget+0x278/0x400 [ 84.444729] ? kasan_check_read+0x11/0x20 [ 84.448882] ? __fget+0x295/0x400 [ 84.452416] ? ksys_dup3+0x2e0/0x2e0 [ 84.456126] ? __f_unlock_pos+0xd/0x10 [ 84.460019] ? __fget_light+0x174/0x1e0 [ 84.463988] ? __fdget+0xe/0x10 [ 84.467265] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 84.472115] __sys_sendmsg+0xd9/0x180 [ 84.475922] ? __ia32_sys_shutdown+0x70/0x70 [ 84.480337] ? __sb_end_write+0xa4/0xd0 [ 84.484301] ? kasan_check_write+0x14/0x20 [ 84.488524] ? fput+0x18/0x120 [ 84.491702] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 84.497070] __x64_sys_sendmsg+0x73/0xb0 [ 84.501127] do_syscall_64+0xd0/0x4e0 [ 84.504929] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 84.510986] RIP: 0033:0x45c4a9 [ 84.514170] 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 [ 84.533064] RSP: 002b:00007f7f15ac7c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 84.540792] RAX: ffffffffffffffda RBX: 00007f7f15ac86d4 RCX: 000000000045c4a9 [ 84.548068] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 84.555332] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 84.562608] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 84.570162] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 84.590421] CPU: 1 PID: 8736 Comm: syz-executor.4 Not tainted 4.19.134-syzkaller #0 [ 84.598282] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 84.607676] Call Trace: [ 84.610277] dump_stack+0x123/0x177 [ 84.613912] should_fail.cold.4+0x5/0x13 [ 84.617977] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 84.623093] ? lock_downgrade+0x860/0x860 [ 84.627256] __should_failslab+0xba/0xf0 [ 84.631322] should_failslab+0x9/0x14 [ 84.635128] kmem_cache_alloc_trace+0x2d4/0x740 [ 84.639800] ? qfq_change_class+0xa89/0x14b5 [ 84.644217] ? qfq_change_class+0xa89/0x14b5 [ 84.648634] ? __local_bh_enable_ip+0x160/0x260 [ 84.653313] qfq_change_class+0xacf/0x14b5 [ 84.657555] ? selinux_capable+0x1b/0x20 [ 84.661652] ? qfq_delete_class+0x2d0/0x2d0 [ 84.666007] ? nla_parse+0x197/0x280 [ 84.670349] tc_ctl_tclass+0x3e9/0xba0 [ 84.674227] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 84.679331] ? find_held_lock+0x36/0x1d0 [ 84.695741] rtnetlink_rcv_msg+0x34f/0x8f0 [ 84.699987] ? rtnetlink_put_metrics+0x490/0x490 [ 84.704751] ? find_held_lock+0x36/0x1d0 [ 84.708835] netlink_rcv_skb+0x13e/0x3d0 [ 84.712899] ? lock_downgrade+0x860/0x860 [ 84.717042] ? rtnetlink_put_metrics+0x490/0x490 [ 84.721789] ? netlink_ack+0xa50/0xa50 [ 84.725715] ? netlink_deliver_tap+0x182/0xb00 [ 84.730306] rtnetlink_rcv+0x10/0x20 [ 84.734021] netlink_unicast+0x443/0x650 [ 84.738093] ? netlink_attachskb+0x6c0/0x6c0 [ 84.742598] netlink_sendmsg+0x765/0xc40 [ 84.746645] ? netlink_unicast+0x650/0x650 [ 84.750884] ? copy_msghdr_from_user+0x20b/0x3e0 [ 84.755651] ? selinux_socket_sendmsg+0x31/0x40 [ 84.760319] ? netlink_unicast+0x650/0x650 [ 84.764559] sock_sendmsg+0xb5/0xf0 [ 84.768363] ___sys_sendmsg+0x647/0x950 [ 84.772977] ? find_held_lock+0x36/0x1d0 [ 84.777037] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 84.781823] ? __fget+0x278/0x400 [ 84.785303] ? kasan_check_read+0x11/0x20 [ 84.789453] ? __fget+0x295/0x400 [ 84.792985] ? ksys_dup3+0x2e0/0x2e0 [ 84.796794] ? __f_unlock_pos+0xd/0x10 [ 84.800708] ? __fget_light+0x174/0x1e0 [ 84.804871] ? __fdget+0xe/0x10 [ 84.808186] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 84.813035] __sys_sendmsg+0xd9/0x180 [ 84.816834] ? __ia32_sys_shutdown+0x70/0x70 [ 84.821249] ? __sb_end_write+0xa4/0xd0 [ 84.825256] ? kasan_check_write+0x14/0x20 [ 84.829496] ? fput+0x18/0x120 [ 84.832698] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 84.838069] __x64_sys_sendmsg+0x73/0xb0 [ 84.842128] do_syscall_64+0xd0/0x4e0 [ 84.846676] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 84.851872] RIP: 0033:0x45c4a9 [ 84.855048] 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 [ 84.873942] RSP: 002b:00007f6293de3c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 84.881659] RAX: ffffffffffffffda RBX: 00007f6293de46d4 RCX: 000000000045c4a9 [ 84.889021] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 84.896307] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 84.903571] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 84.910863] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 2020/07/22 23:08:44 executed programs: 90 [ 84.923413] nla_parse: 6 callbacks suppressed [ 84.923418] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 84.968937] FAULT_INJECTION: forcing a failure. [ 84.968937] name failslab, interval 1, probability 0, space 0, times 0 [ 84.992577] CPU: 0 PID: 8743 Comm: syz-executor.2 Not tainted 4.19.134-syzkaller #0 [ 85.000420] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 85.009902] Call Trace: [ 85.012659] dump_stack+0x123/0x177 [ 85.016312] should_fail.cold.4+0x5/0x13 [ 85.020535] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 85.025749] ? lock_downgrade+0x860/0x860 [ 85.029908] __should_failslab+0xba/0xf0 [ 85.034167] should_failslab+0x9/0x14 [ 85.037987] kmem_cache_alloc_trace+0x2d4/0x740 [ 85.042666] ? qfq_change_class+0xa89/0x14b5 [ 85.047144] ? qfq_change_class+0xa89/0x14b5 [ 85.051551] ? __local_bh_enable_ip+0x160/0x260 [ 85.056209] qfq_change_class+0xacf/0x14b5 [ 85.060431] ? selinux_capable+0x1b/0x20 [ 85.064521] ? qfq_delete_class+0x2d0/0x2d0 [ 85.068908] ? nla_parse+0x197/0x280 [ 85.072635] tc_ctl_tclass+0x3e9/0xba0 [ 85.076559] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 85.081689] ? find_held_lock+0x36/0x1d0 [ 85.085762] rtnetlink_rcv_msg+0x34f/0x8f0 [ 85.089989] ? rtnetlink_put_metrics+0x490/0x490 [ 85.094756] ? find_held_lock+0x36/0x1d0 [ 85.098813] netlink_rcv_skb+0x13e/0x3d0 [ 85.102894] ? lock_downgrade+0x860/0x860 [ 85.107053] ? rtnetlink_put_metrics+0x490/0x490 [ 85.111811] ? netlink_ack+0xa50/0xa50 [ 85.115708] ? netlink_deliver_tap+0x182/0xb00 [ 85.120288] rtnetlink_rcv+0x10/0x20 [ 85.124003] netlink_unicast+0x443/0x650 [ 85.128069] ? netlink_attachskb+0x6c0/0x6c0 [ 85.132488] netlink_sendmsg+0x765/0xc40 [ 85.136541] ? netlink_unicast+0x650/0x650 [ 85.140766] ? copy_msghdr_from_user+0x20b/0x3e0 [ 85.145535] ? selinux_socket_sendmsg+0x31/0x40 [ 85.150201] ? netlink_unicast+0x650/0x650 [ 85.154434] sock_sendmsg+0xb5/0xf0 [ 85.158083] ___sys_sendmsg+0x647/0x950 [ 85.162059] ? find_held_lock+0x36/0x1d0 [ 85.166156] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 85.171096] ? __fget+0x278/0x400 [ 85.174559] ? kasan_check_read+0x11/0x20 [ 85.178707] ? __fget+0x295/0x400 [ 85.182155] ? ksys_dup3+0x2e0/0x2e0 [ 85.185855] ? __f_unlock_pos+0xd/0x10 [ 85.189731] ? __fget_light+0x174/0x1e0 [ 85.193708] ? __fdget+0xe/0x10 [ 85.197049] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 85.202016] __sys_sendmsg+0xd9/0x180 [ 85.205827] ? __ia32_sys_shutdown+0x70/0x70 [ 85.210252] ? __sb_end_write+0xa4/0xd0 [ 85.214243] ? kasan_check_write+0x14/0x20 [ 85.218474] ? fput+0x18/0x120 [ 85.221677] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 85.227056] __x64_sys_sendmsg+0x73/0xb0 [ 85.231111] do_syscall_64+0xd0/0x4e0 [ 85.234900] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 85.240072] RIP: 0033:0x45c4a9 [ 85.243250] 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 [ 85.262139] RSP: 002b:00007f4e38207c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 85.269827] RAX: ffffffffffffffda RBX: 00007f4e382086d4 RCX: 000000000045c4a9 [ 85.277091] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 85.284340] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 85.291603] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 85.298856] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 85.308862] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 85.339443] FAULT_INJECTION: forcing a failure. [ 85.339443] name failslab, interval 1, probability 0, space 0, times 0 [ 85.357126] CPU: 0 PID: 8769 Comm: syz-executor.0 Not tainted 4.19.134-syzkaller #0 [ 85.364929] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 85.374272] Call Trace: [ 85.376848] dump_stack+0x123/0x177 [ 85.380476] should_fail.cold.4+0x5/0x13 [ 85.384540] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 85.389635] ? lock_downgrade+0x860/0x860 [ 85.393787] __should_failslab+0xba/0xf0 [ 85.397868] should_failslab+0x9/0x14 [ 85.401666] kmem_cache_alloc_trace+0x2d4/0x740 [ 85.406329] ? qfq_change_class+0xa89/0x14b5 [ 85.410723] ? qfq_change_class+0xa89/0x14b5 [ 85.415125] ? __local_bh_enable_ip+0x160/0x260 [ 85.419791] qfq_change_class+0xacf/0x14b5 [ 85.424017] ? selinux_capable+0x1b/0x20 [ 85.437810] ? qfq_delete_class+0x2d0/0x2d0 [ 85.442118] ? nla_parse+0x197/0x280 [ 85.445821] tc_ctl_tclass+0x3e9/0xba0 [ 85.449702] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 85.454801] ? find_held_lock+0x36/0x1d0 [ 85.458856] rtnetlink_rcv_msg+0x34f/0x8f0 [ 85.463088] ? rtnetlink_put_metrics+0x490/0x490 [ 85.467842] ? find_held_lock+0x36/0x1d0 [ 85.472099] netlink_rcv_skb+0x13e/0x3d0 [ 85.476146] ? lock_downgrade+0x860/0x860 [ 85.480278] ? rtnetlink_put_metrics+0x490/0x490 [ 85.485197] ? netlink_ack+0xa50/0xa50 [ 85.489061] ? netlink_deliver_tap+0x182/0xb00 [ 85.493623] rtnetlink_rcv+0x10/0x20 [ 85.497313] netlink_unicast+0x443/0x650 [ 85.501357] ? netlink_attachskb+0x6c0/0x6c0 [ 85.505745] netlink_sendmsg+0x765/0xc40 [ 85.510227] ? netlink_unicast+0x650/0x650 [ 85.514435] ? copy_msghdr_from_user+0x20b/0x3e0 [ 85.519183] ? selinux_socket_sendmsg+0x31/0x40 [ 85.523839] ? netlink_unicast+0x650/0x650 [ 85.528076] sock_sendmsg+0xb5/0xf0 [ 85.531789] ___sys_sendmsg+0x647/0x950 [ 85.535769] ? find_held_lock+0x36/0x1d0 [ 85.539808] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 85.544555] ? __fget+0x278/0x400 [ 85.548073] ? kasan_check_read+0x11/0x20 [ 85.552214] ? __fget+0x295/0x400 [ 85.555661] ? ksys_dup3+0x2e0/0x2e0 [ 85.559349] ? __f_unlock_pos+0xd/0x10 [ 85.563230] ? __fget_light+0x174/0x1e0 [ 85.567187] ? __fdget+0xe/0x10 [ 85.570447] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 85.575273] __sys_sendmsg+0xd9/0x180 [ 85.579060] ? __ia32_sys_shutdown+0x70/0x70 [ 85.583471] ? __sb_end_write+0xa4/0xd0 [ 85.587685] ? kasan_check_write+0x14/0x20 [ 85.591901] ? fput+0x18/0x120 [ 85.595101] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 85.600457] __x64_sys_sendmsg+0x73/0xb0 [ 85.604497] do_syscall_64+0xd0/0x4e0 [ 85.608276] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 85.613457] RIP: 0033:0x45c4a9 [ 85.616672] 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 [ 85.635575] RSP: 002b:00007fafa3e8dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 85.643271] RAX: ffffffffffffffda RBX: 00007fafa3e8e6d4 RCX: 000000000045c4a9 [ 85.650531] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 85.657774] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 85.665042] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 85.672287] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 85.685331] FAULT_INJECTION: forcing a failure. [ 85.685331] name failslab, interval 1, probability 0, space 0, times 0 [ 85.687731] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 85.697757] CPU: 0 PID: 8803 Comm: syz-executor.2 Not tainted 4.19.134-syzkaller #0 [ 85.713336] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 85.722791] Call Trace: [ 85.725383] dump_stack+0x123/0x177 [ 85.729005] should_fail.cold.4+0x5/0x13 [ 85.733058] ? find_held_lock+0x36/0x1d0 [ 85.737111] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 85.742225] __should_failslab+0xba/0xf0 [ 85.746278] should_failslab+0x9/0x14 [ 85.750070] kmem_cache_alloc+0x47/0x730 [ 85.754126] ? lock_acquire+0x173/0x3d0 [ 85.758095] skb_clone+0x115/0x340 [ 85.761632] netlink_deliver_tap+0x7d7/0xb00 [ 85.766058] __netlink_sendskb+0x62/0xc0 [ 85.767016] FAULT_INJECTION: forcing a failure. [ 85.767016] name failslab, interval 1, probability 0, space 0, times 0 [ 85.770108] netlink_unicast+0x4ea/0x650 [ 85.770117] ? netlink_attachskb+0x6c0/0x6c0 [ 85.770128] netlink_ack+0x514/0xa50 [ 85.770136] ? netlink_sendmsg+0xc40/0xc40 [ 85.770142] ? find_held_lock+0x36/0x1d0 [ 85.770154] netlink_rcv_skb+0x2a8/0x3d0 [ 85.770159] ? lock_downgrade+0x860/0x860 [ 85.770167] ? rtnetlink_put_metrics+0x490/0x490 [ 85.770173] ? netlink_ack+0xa50/0xa50 [ 85.770180] ? netlink_deliver_tap+0x182/0xb00 [ 85.823467] rtnetlink_rcv+0x10/0x20 [ 85.827177] netlink_unicast+0x443/0x650 [ 85.831243] ? netlink_attachskb+0x6c0/0x6c0 [ 85.835667] netlink_sendmsg+0x765/0xc40 [ 85.839718] ? netlink_unicast+0x650/0x650 [ 85.843940] ? copy_msghdr_from_user+0x20b/0x3e0 [ 85.848702] ? selinux_socket_sendmsg+0x31/0x40 [ 85.853361] ? netlink_unicast+0x650/0x650 [ 85.857578] sock_sendmsg+0xb5/0xf0 [ 85.861207] ___sys_sendmsg+0x647/0x950 [ 85.865172] ? find_held_lock+0x36/0x1d0 [ 85.869229] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 85.873976] ? __fget+0x278/0x400 [ 85.877418] ? kasan_check_read+0x11/0x20 [ 85.881570] ? __fget+0x295/0x400 [ 85.885035] ? ksys_dup3+0x2e0/0x2e0 [ 85.888739] ? __f_unlock_pos+0xd/0x10 [ 85.892651] ? __fget_light+0x174/0x1e0 [ 85.896612] ? __fdget+0xe/0x10 [ 85.899878] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 85.904707] __sys_sendmsg+0xd9/0x180 [ 85.908492] ? __ia32_sys_shutdown+0x70/0x70 [ 85.912909] ? __sb_end_write+0xa4/0xd0 [ 85.916873] ? kasan_check_write+0x14/0x20 [ 85.921099] ? fput+0x18/0x120 [ 85.924303] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 85.929833] __x64_sys_sendmsg+0x73/0xb0 [ 85.933882] do_syscall_64+0xd0/0x4e0 [ 85.937764] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 85.942948] RIP: 0033:0x45c4a9 [ 85.946128] 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 [ 85.965138] RSP: 002b:00007f4e38228c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 85.972838] RAX: ffffffffffffffda RBX: 00007f4e382296d4 RCX: 000000000045c4a9 [ 85.980103] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 85.987368] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 85.994631] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 86.001916] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 86.009338] CPU: 1 PID: 8772 Comm: syz-executor.1 Not tainted 4.19.134-syzkaller #0 [ 86.017148] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 86.026589] Call Trace: [ 86.029187] dump_stack+0x123/0x177 [ 86.032811] should_fail.cold.4+0x5/0x13 [ 86.036880] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 86.041966] ? lock_downgrade+0x860/0x860 [ 86.046124] __should_failslab+0xba/0xf0 [ 86.050177] should_failslab+0x9/0x14 [ 86.053977] kmem_cache_alloc_trace+0x2d4/0x740 [ 86.058641] ? qfq_change_class+0xa89/0x14b5 [ 86.063046] ? qfq_change_class+0xa89/0x14b5 [ 86.067477] ? __local_bh_enable_ip+0x160/0x260 [ 86.072137] qfq_change_class+0xacf/0x14b5 [ 86.076383] ? selinux_capable+0x1b/0x20 [ 86.080526] ? qfq_delete_class+0x2d0/0x2d0 [ 86.084834] ? nla_parse+0x197/0x280 [ 86.088552] tc_ctl_tclass+0x3e9/0xba0 [ 86.092419] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 86.097515] ? find_held_lock+0x36/0x1d0 [ 86.101560] rtnetlink_rcv_msg+0x34f/0x8f0 [ 86.105772] ? rtnetlink_put_metrics+0x490/0x490 [ 86.110522] ? find_held_lock+0x36/0x1d0 [ 86.114571] netlink_rcv_skb+0x13e/0x3d0 [ 86.118611] ? lock_downgrade+0x860/0x860 [ 86.122749] ? rtnetlink_put_metrics+0x490/0x490 [ 86.127749] ? netlink_ack+0xa50/0xa50 [ 86.131620] ? netlink_deliver_tap+0x182/0xb00 [ 86.136186] rtnetlink_rcv+0x10/0x20 [ 86.139884] netlink_unicast+0x443/0x650 [ 86.143933] ? netlink_attachskb+0x6c0/0x6c0 [ 86.148338] netlink_sendmsg+0x765/0xc40 [ 86.152590] ? netlink_unicast+0x650/0x650 [ 86.156844] ? copy_msghdr_from_user+0x20b/0x3e0 [ 86.162033] ? selinux_socket_sendmsg+0x31/0x40 [ 86.166693] ? netlink_unicast+0x650/0x650 [ 86.171006] sock_sendmsg+0xb5/0xf0 [ 86.174636] ___sys_sendmsg+0x647/0x950 [ 86.178613] ? find_held_lock+0x36/0x1d0 [ 86.183102] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 86.187844] ? __fget+0x278/0x400 [ 86.191306] ? kasan_check_read+0x11/0x20 [ 86.195443] ? __fget+0x295/0x400 [ 86.198892] ? ksys_dup3+0x2e0/0x2e0 [ 86.202599] ? __f_unlock_pos+0xd/0x10 [ 86.206555] ? __fget_light+0x174/0x1e0 [ 86.210518] ? __fdget+0xe/0x10 [ 86.213785] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 86.218620] __sys_sendmsg+0xd9/0x180 [ 86.222410] ? __ia32_sys_shutdown+0x70/0x70 [ 86.226818] ? __sb_end_write+0xa4/0xd0 [ 86.230806] ? kasan_check_write+0x14/0x20 [ 86.235072] ? fput+0x18/0x120 [ 86.238266] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 86.243720] __x64_sys_sendmsg+0x73/0xb0 [ 86.247796] do_syscall_64+0xd0/0x4e0 [ 86.251616] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 86.256824] RIP: 0033:0x45c4a9 [ 86.260022] 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 [ 86.279014] RSP: 002b:00007f6b70162c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 86.286735] RAX: ffffffffffffffda RBX: 00007f6b701636d4 RCX: 000000000045c4a9 [ 86.293998] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 86.301264] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 86.308532] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 86.315801] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 86.327086] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 86.365368] FAULT_INJECTION: forcing a failure. [ 86.365368] name failslab, interval 1, probability 0, space 0, times 0 [ 86.383683] CPU: 0 PID: 8778 Comm: syz-executor.5 Not tainted 4.19.134-syzkaller #0 [ 86.391518] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 86.400911] Call Trace: [ 86.403506] dump_stack+0x123/0x177 [ 86.407316] should_fail.cold.4+0x5/0x13 [ 86.411389] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 86.416524] ? lock_downgrade+0x860/0x860 [ 86.420676] __should_failslab+0xba/0xf0 [ 86.424729] should_failslab+0x9/0x14 [ 86.428533] kmem_cache_alloc_trace+0x2d4/0x740 [ 86.433191] ? qfq_change_class+0xa89/0x14b5 [ 86.437710] ? qfq_change_class+0xa89/0x14b5 [ 86.442119] ? __local_bh_enable_ip+0x160/0x260 [ 86.446804] qfq_change_class+0xacf/0x14b5 [ 86.451041] ? selinux_capable+0x1b/0x20 [ 86.455108] ? qfq_delete_class+0x2d0/0x2d0 [ 86.459442] ? nla_parse+0x197/0x280 [ 86.463177] tc_ctl_tclass+0x3e9/0xba0 [ 86.467060] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 86.472168] ? find_held_lock+0x36/0x1d0 [ 86.476243] rtnetlink_rcv_msg+0x34f/0x8f0 [ 86.480530] ? rtnetlink_put_metrics+0x490/0x490 [ 86.485290] ? find_held_lock+0x36/0x1d0 [ 86.489354] netlink_rcv_skb+0x13e/0x3d0 [ 86.493415] ? lock_downgrade+0x860/0x860 [ 86.497551] ? rtnetlink_put_metrics+0x490/0x490 [ 86.502347] ? netlink_ack+0xa50/0xa50 [ 86.506223] ? netlink_deliver_tap+0x182/0xb00 [ 86.510803] rtnetlink_rcv+0x10/0x20 [ 86.514531] netlink_unicast+0x443/0x650 [ 86.518624] ? netlink_attachskb+0x6c0/0x6c0 [ 86.523044] netlink_sendmsg+0x765/0xc40 [ 86.527209] ? netlink_unicast+0x650/0x650 [ 86.531450] ? copy_msghdr_from_user+0x20b/0x3e0 [ 86.536216] ? selinux_socket_sendmsg+0x31/0x40 [ 86.540885] ? netlink_unicast+0x650/0x650 [ 86.545168] sock_sendmsg+0xb5/0xf0 [ 86.548811] ___sys_sendmsg+0x647/0x950 [ 86.552794] ? find_held_lock+0x36/0x1d0 [ 86.556851] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 86.561603] ? __fget+0x278/0x400 [ 86.565060] ? kasan_check_read+0x11/0x20 [ 86.569201] ? __fget+0x295/0x400 [ 86.572651] ? ksys_dup3+0x2e0/0x2e0 [ 86.576539] ? __f_unlock_pos+0xd/0x10 [ 86.580512] ? __fget_light+0x174/0x1e0 [ 86.584472] ? __fdget+0xe/0x10 [ 86.587800] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 86.592673] __sys_sendmsg+0xd9/0x180 [ 86.596458] ? __ia32_sys_shutdown+0x70/0x70 [ 86.600886] ? __sb_end_write+0xa4/0xd0 [ 86.604860] ? kasan_check_write+0x14/0x20 [ 86.609097] ? fput+0x18/0x120 [ 86.612275] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 86.617641] __x64_sys_sendmsg+0x73/0xb0 [ 86.621702] do_syscall_64+0xd0/0x4e0 [ 86.625603] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 86.630851] RIP: 0033:0x45c4a9 [ 86.634040] 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 [ 86.653251] RSP: 002b:00007f0e1f96fc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 86.660947] RAX: ffffffffffffffda RBX: 00007f0e1f9706d4 RCX: 000000000045c4a9 [ 86.668373] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 86.675632] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 86.682889] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 86.690247] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 86.711858] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 86.736291] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 86.766514] FAULT_INJECTION: forcing a failure. [ 86.766514] name failslab, interval 1, probability 0, space 0, times 0 [ 86.778761] CPU: 0 PID: 8799 Comm: syz-executor.3 Not tainted 4.19.134-syzkaller #0 [ 86.786654] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 86.796290] Call Trace: [ 86.798878] dump_stack+0x123/0x177 [ 86.802524] should_fail.cold.4+0x5/0x13 [ 86.806595] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 86.811703] ? lock_downgrade+0x860/0x860 [ 86.815858] __should_failslab+0xba/0xf0 [ 86.819915] should_failslab+0x9/0x14 [ 86.823709] kmem_cache_alloc_trace+0x2d4/0x740 [ 86.828388] ? qfq_change_class+0xa89/0x14b5 [ 86.832826] ? qfq_change_class+0xa89/0x14b5 [ 86.837281] ? __local_bh_enable_ip+0x160/0x260 [ 86.841969] qfq_change_class+0xacf/0x14b5 [ 86.846200] ? selinux_capable+0x1b/0x20 [ 86.851132] ? qfq_delete_class+0x2d0/0x2d0 [ 86.855496] ? nla_parse+0x197/0x280 [ 86.859212] tc_ctl_tclass+0x3e9/0xba0 [ 86.863120] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 86.868255] ? find_held_lock+0x36/0x1d0 [ 86.872326] rtnetlink_rcv_msg+0x34f/0x8f0 [ 86.876660] ? rtnetlink_put_metrics+0x490/0x490 [ 86.881423] ? find_held_lock+0x36/0x1d0 [ 86.885521] netlink_rcv_skb+0x13e/0x3d0 [ 86.889583] ? lock_downgrade+0x860/0x860 [ 86.893720] ? rtnetlink_put_metrics+0x490/0x490 [ 86.898463] ? netlink_ack+0xa50/0xa50 [ 86.902359] ? netlink_deliver_tap+0x182/0xb00 [ 86.906942] rtnetlink_rcv+0x10/0x20 [ 86.910642] netlink_unicast+0x443/0x650 [ 86.914692] ? netlink_attachskb+0x6c0/0x6c0 [ 86.919088] netlink_sendmsg+0x765/0xc40 [ 86.923152] ? netlink_unicast+0x650/0x650 [ 86.927388] ? copy_msghdr_from_user+0x20b/0x3e0 [ 86.932243] ? selinux_socket_sendmsg+0x31/0x40 [ 86.936956] ? netlink_unicast+0x650/0x650 [ 86.941209] sock_sendmsg+0xb5/0xf0 [ 86.944844] ___sys_sendmsg+0x647/0x950 [ 86.948831] ? find_held_lock+0x36/0x1d0 [ 86.952886] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 86.957633] ? __fget+0x278/0x400 [ 86.961077] ? kasan_check_read+0x11/0x20 [ 86.965257] ? __fget+0x295/0x400 [ 86.968746] ? ksys_dup3+0x2e0/0x2e0 [ 86.972451] ? __f_unlock_pos+0xd/0x10 [ 86.976328] ? __fget_light+0x174/0x1e0 [ 86.980285] ? __fdget+0xe/0x10 [ 86.983556] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 86.988496] __sys_sendmsg+0xd9/0x180 [ 86.992308] ? __ia32_sys_shutdown+0x70/0x70 [ 86.996721] ? __sb_end_write+0xa4/0xd0 [ 87.000703] ? kasan_check_write+0x14/0x20 [ 87.004993] ? fput+0x18/0x120 [ 87.008180] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 87.013547] __x64_sys_sendmsg+0x73/0xb0 [ 87.017626] do_syscall_64+0xd0/0x4e0 [ 87.021439] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 87.026689] RIP: 0033:0x45c4a9 [ 87.029881] 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 [ 87.048888] RSP: 002b:00007f7f15ac7c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 87.056588] RAX: ffffffffffffffda RBX: 00007f7f15ac86d4 RCX: 000000000045c4a9 [ 87.063862] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 87.071240] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 87.078507] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 87.085771] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 87.094472] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 87.110532] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 87.159892] FAULT_INJECTION: forcing a failure. [ 87.159892] name failslab, interval 1, probability 0, space 0, times 0 [ 87.182343] CPU: 1 PID: 8798 Comm: syz-executor.4 Not tainted 4.19.134-syzkaller #0 [ 87.190182] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 87.199547] Call Trace: [ 87.202142] dump_stack+0x123/0x177 [ 87.205869] should_fail.cold.4+0x5/0x13 [ 87.209943] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 87.215076] ? lock_downgrade+0x860/0x860 [ 87.219233] __should_failslab+0xba/0xf0 [ 87.223296] should_failslab+0x9/0x14 [ 87.227098] kmem_cache_alloc_trace+0x2d4/0x740 [ 87.231765] ? qfq_change_class+0xa89/0x14b5 [ 87.236300] ? qfq_change_class+0xa89/0x14b5 [ 87.240723] ? __local_bh_enable_ip+0x160/0x260 [ 87.245402] qfq_change_class+0xacf/0x14b5 [ 87.249675] ? selinux_capable+0x1b/0x20 [ 87.253726] ? qfq_delete_class+0x2d0/0x2d0 [ 87.258029] ? nla_parse+0x197/0x280 [ 87.261752] tc_ctl_tclass+0x3e9/0xba0 [ 87.265631] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 87.270747] ? find_held_lock+0x36/0x1d0 [ 87.274809] rtnetlink_rcv_msg+0x34f/0x8f0 [ 87.279042] ? rtnetlink_put_metrics+0x490/0x490 [ 87.283815] ? find_held_lock+0x36/0x1d0 [ 87.287884] netlink_rcv_skb+0x13e/0x3d0 [ 87.291936] ? lock_downgrade+0x860/0x860 [ 87.296130] ? rtnetlink_put_metrics+0x490/0x490 [ 87.300891] ? netlink_ack+0xa50/0xa50 [ 87.304871] ? netlink_deliver_tap+0x182/0xb00 [ 87.309446] rtnetlink_rcv+0x10/0x20 [ 87.313166] netlink_unicast+0x443/0x650 [ 87.317219] ? netlink_attachskb+0x6c0/0x6c0 [ 87.321632] netlink_sendmsg+0x765/0xc40 [ 87.325693] ? netlink_unicast+0x650/0x650 [ 87.329910] ? copy_msghdr_from_user+0x20b/0x3e0 [ 87.334652] ? selinux_socket_sendmsg+0x31/0x40 [ 87.339318] ? netlink_unicast+0x650/0x650 [ 87.343752] sock_sendmsg+0xb5/0xf0 [ 87.347559] ___sys_sendmsg+0x647/0x950 [ 87.351525] ? find_held_lock+0x36/0x1d0 [ 87.355592] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 87.360354] ? __fget+0x278/0x400 [ 87.363811] ? kasan_check_read+0x11/0x20 [ 87.367976] ? __fget+0x295/0x400 [ 87.371429] ? ksys_dup3+0x2e0/0x2e0 [ 87.375142] ? __f_unlock_pos+0xd/0x10 [ 87.379376] ? __fget_light+0x174/0x1e0 [ 87.383353] ? __fdget+0xe/0x10 [ 87.386645] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 87.391476] __sys_sendmsg+0xd9/0x180 [ 87.395265] ? __ia32_sys_shutdown+0x70/0x70 [ 87.399686] ? __sb_end_write+0xa4/0xd0 [ 87.403663] ? kasan_check_write+0x14/0x20 [ 87.407995] ? fput+0x18/0x120 [ 87.411177] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 87.416549] __x64_sys_sendmsg+0x73/0xb0 [ 87.420603] do_syscall_64+0xd0/0x4e0 [ 87.424397] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 87.429579] RIP: 0033:0x45c4a9 [ 87.432777] 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 [ 87.451697] RSP: 002b:00007f6293de3c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 87.459423] RAX: ffffffffffffffda RBX: 00007f6293de46d4 RCX: 000000000045c4a9 [ 87.466782] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 87.474163] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 87.481423] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 87.488780] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 87.498200] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 87.525330] FAULT_INJECTION: forcing a failure. [ 87.525330] name failslab, interval 1, probability 0, space 0, times 0 [ 87.539907] CPU: 1 PID: 8814 Comm: syz-executor.0 Not tainted 4.19.134-syzkaller #0 [ 87.547735] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 87.557181] Call Trace: [ 87.559781] dump_stack+0x123/0x177 [ 87.563430] should_fail.cold.4+0x5/0x13 [ 87.567521] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 87.572716] ? lock_downgrade+0x860/0x860 [ 87.576891] __should_failslab+0xba/0xf0 [ 87.581050] should_failslab+0x9/0x14 [ 87.584943] kmem_cache_alloc_trace+0x2d4/0x740 [ 87.589646] ? qfq_change_class+0xa89/0x14b5 [ 87.594053] ? qfq_change_class+0xa89/0x14b5 [ 87.598491] ? __local_bh_enable_ip+0x160/0x260 [ 87.603168] qfq_change_class+0xacf/0x14b5 [ 87.607399] ? selinux_capable+0x1b/0x20 [ 87.611553] ? qfq_delete_class+0x2d0/0x2d0 [ 87.615901] ? nla_parse+0x197/0x280 [ 87.619663] tc_ctl_tclass+0x3e9/0xba0 [ 87.623568] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 87.628675] ? find_held_lock+0x36/0x1d0 [ 87.632765] rtnetlink_rcv_msg+0x34f/0x8f0 [ 87.636994] ? rtnetlink_put_metrics+0x490/0x490 [ 87.641832] ? find_held_lock+0x36/0x1d0 [ 87.645981] netlink_rcv_skb+0x13e/0x3d0 [ 87.650030] ? lock_downgrade+0x860/0x860 [ 87.654191] ? rtnetlink_put_metrics+0x490/0x490 [ 87.658976] ? netlink_ack+0xa50/0xa50 [ 87.662892] ? netlink_deliver_tap+0x182/0xb00 [ 87.668179] rtnetlink_rcv+0x10/0x20 [ 87.671894] netlink_unicast+0x443/0x650 [ 87.675965] ? netlink_attachskb+0x6c0/0x6c0 [ 87.680373] netlink_sendmsg+0x765/0xc40 [ 87.685563] ? netlink_unicast+0x650/0x650 [ 87.689794] ? copy_msghdr_from_user+0x20b/0x3e0 [ 87.694552] ? selinux_socket_sendmsg+0x31/0x40 [ 87.699223] ? netlink_unicast+0x650/0x650 [ 87.703459] sock_sendmsg+0xb5/0xf0 [ 87.707099] ___sys_sendmsg+0x647/0x950 [ 87.711089] ? find_held_lock+0x36/0x1d0 [ 87.715161] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 87.719945] ? __fget+0x278/0x400 [ 87.723428] ? kasan_check_read+0x11/0x20 [ 87.727589] ? __fget+0x295/0x400 [ 87.731109] ? ksys_dup3+0x2e0/0x2e0 [ 87.735027] ? __f_unlock_pos+0xd/0x10 [ 87.738920] ? __fget_light+0x174/0x1e0 [ 87.742901] ? __fdget+0xe/0x10 [ 87.746180] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 87.751027] __sys_sendmsg+0xd9/0x180 [ 87.755024] ? __ia32_sys_shutdown+0x70/0x70 [ 87.759454] ? __sb_end_write+0xa4/0xd0 [ 87.763523] ? kasan_check_write+0x14/0x20 [ 87.767798] ? fput+0x18/0x120 [ 87.771017] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 87.776391] __x64_sys_sendmsg+0x73/0xb0 [ 87.780460] do_syscall_64+0xd0/0x4e0 [ 87.784267] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 87.789465] RIP: 0033:0x45c4a9 [ 87.792659] 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 [ 87.811621] RSP: 002b:00007fafa3e6cc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 87.819355] RAX: ffffffffffffffda RBX: 00007fafa3e6d6d4 RCX: 000000000045c4a9 [ 87.826652] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000007 [ 87.833949] RBP: 000000000076c100 R08: 0000000000000000 R09: 0000000000000000 [ 87.841237] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 87.848528] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 87.858336] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 87.881321] FAULT_INJECTION: forcing a failure. [ 87.881321] name failslab, interval 1, probability 0, space 0, times 0 [ 87.901248] FAULT_INJECTION: forcing a failure. [ 87.901248] name failslab, interval 1, probability 0, space 0, times 0 [ 87.903088] CPU: 1 PID: 8833 Comm: syz-executor.1 Not tainted 4.19.134-syzkaller #0 [ 87.920300] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 87.929753] Call Trace: [ 87.932346] dump_stack+0x123/0x177 [ 87.935990] should_fail.cold.4+0x5/0x13 [ 87.940078] ? find_held_lock+0x36/0x1d0 [ 87.944149] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 87.949371] __should_failslab+0xba/0xf0 [ 87.953430] should_failslab+0x9/0x14 [ 87.957232] kmem_cache_alloc+0x47/0x730 [ 87.961294] ? lock_acquire+0x173/0x3d0 [ 87.965286] skb_clone+0x115/0x340 [ 87.968997] netlink_deliver_tap+0x7d7/0xb00 [ 87.973407] __netlink_sendskb+0x62/0xc0 [ 87.977470] netlink_unicast+0x4ea/0x650 [ 87.981527] ? netlink_attachskb+0x6c0/0x6c0 [ 87.985933] netlink_ack+0x514/0xa50 [ 87.989641] ? netlink_sendmsg+0xc40/0xc40 [ 87.993864] ? find_held_lock+0x36/0x1d0 [ 87.997925] netlink_rcv_skb+0x2a8/0x3d0 [ 88.001997] ? lock_downgrade+0x860/0x860 [ 88.006137] ? rtnetlink_put_metrics+0x490/0x490 [ 88.010901] ? netlink_ack+0xa50/0xa50 [ 88.014777] ? netlink_deliver_tap+0x182/0xb00 [ 88.019378] rtnetlink_rcv+0x10/0x20 [ 88.023084] netlink_unicast+0x443/0x650 [ 88.027153] ? netlink_attachskb+0x6c0/0x6c0 [ 88.031583] netlink_sendmsg+0x765/0xc40 [ 88.035640] ? netlink_unicast+0x650/0x650 [ 88.039869] ? copy_msghdr_from_user+0x20b/0x3e0 [ 88.044619] ? selinux_socket_sendmsg+0x31/0x40 [ 88.049593] ? netlink_unicast+0x650/0x650 [ 88.053852] sock_sendmsg+0xb5/0xf0 [ 88.057488] ___sys_sendmsg+0x647/0x950 [ 88.061551] ? find_held_lock+0x36/0x1d0 [ 88.065614] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 88.070401] ? __fget+0x278/0x400 [ 88.073872] ? kasan_check_read+0x11/0x20 [ 88.078032] ? __fget+0x295/0x400 [ 88.081497] ? ksys_dup3+0x2e0/0x2e0 [ 88.085398] ? __f_unlock_pos+0xd/0x10 [ 88.089298] ? __fget_light+0x174/0x1e0 [ 88.093309] ? __fdget+0xe/0x10 [ 88.096597] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 88.101475] __sys_sendmsg+0xd9/0x180 [ 88.105289] ? __ia32_sys_shutdown+0x70/0x70 [ 88.109714] ? __sb_end_write+0xa4/0xd0 [ 88.113711] ? kasan_check_write+0x14/0x20 [ 88.117957] ? fput+0x18/0x120 [ 88.121166] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 88.126558] __x64_sys_sendmsg+0x73/0xb0 [ 88.130635] do_syscall_64+0xd0/0x4e0 [ 88.134451] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 88.139655] RIP: 0033:0x45c4a9 [ 88.142870] 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 [ 88.161783] RSP: 002b:00007f6b70183c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 88.169699] RAX: ffffffffffffffda RBX: 00007f6b701846d4 RCX: 000000000045c4a9 [ 88.176977] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 88.184254] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 88.191532] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 88.198808] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 88.206104] CPU: 0 PID: 8830 Comm: syz-executor.5 Not tainted 4.19.134-syzkaller #0 [ 88.213902] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 88.223287] Call Trace: [ 88.225967] dump_stack+0x123/0x177 [ 88.229860] should_fail.cold.4+0x5/0x13 [ 88.234138] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 88.239262] ? lock_downgrade+0x860/0x860 [ 88.243598] __should_failslab+0xba/0xf0 [ 88.247687] should_failslab+0x9/0x14 [ 88.251477] kmem_cache_alloc_trace+0x2d4/0x740 [ 88.256170] ? qfq_change_class+0xa89/0x14b5 [ 88.260670] ? qfq_change_class+0xa89/0x14b5 [ 88.265424] ? __local_bh_enable_ip+0x160/0x260 [ 88.270118] qfq_change_class+0xacf/0x14b5 [ 88.274374] ? selinux_capable+0x1b/0x20 [ 88.278481] ? qfq_delete_class+0x2d0/0x2d0 [ 88.282821] ? nla_parse+0x197/0x280 [ 88.286551] tc_ctl_tclass+0x3e9/0xba0 [ 88.290451] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 88.295573] ? find_held_lock+0x36/0x1d0 [ 88.299664] rtnetlink_rcv_msg+0x34f/0x8f0 [ 88.303896] ? rtnetlink_put_metrics+0x490/0x490 [ 88.308664] ? find_held_lock+0x36/0x1d0 [ 88.312725] netlink_rcv_skb+0x13e/0x3d0 [ 88.316815] ? lock_downgrade+0x860/0x860 [ 88.320982] ? rtnetlink_put_metrics+0x490/0x490 [ 88.325757] ? netlink_ack+0xa50/0xa50 [ 88.329667] ? netlink_deliver_tap+0x182/0xb00 [ 88.334257] rtnetlink_rcv+0x10/0x20 [ 88.337996] netlink_unicast+0x443/0x650 [ 88.342057] ? netlink_attachskb+0x6c0/0x6c0 [ 88.346478] netlink_sendmsg+0x765/0xc40 [ 88.350568] ? netlink_unicast+0x650/0x650 [ 88.354793] ? copy_msghdr_from_user+0x20b/0x3e0 [ 88.359538] ? selinux_socket_sendmsg+0x31/0x40 [ 88.364205] ? netlink_unicast+0x650/0x650 [ 88.368435] sock_sendmsg+0xb5/0xf0 [ 88.372075] ___sys_sendmsg+0x647/0x950 [ 88.376313] ? find_held_lock+0x36/0x1d0 [ 88.381255] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 88.386019] ? __fget+0x278/0x400 [ 88.389545] ? kasan_check_read+0x11/0x20 [ 88.393731] ? __fget+0x295/0x400 [ 88.397208] ? ksys_dup3+0x2e0/0x2e0 [ 88.400955] ? __f_unlock_pos+0xd/0x10 [ 88.404846] ? __fget_light+0x174/0x1e0 [ 88.408908] ? __fdget+0xe/0x10 [ 88.412195] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 88.417040] __sys_sendmsg+0xd9/0x180 [ 88.420866] ? __ia32_sys_shutdown+0x70/0x70 [ 88.425278] ? __sb_end_write+0xa4/0xd0 [ 88.429258] ? kasan_check_write+0x14/0x20 [ 88.433528] ? fput+0x18/0x120 [ 88.436745] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 88.442129] __x64_sys_sendmsg+0x73/0xb0 [ 88.446194] do_syscall_64+0xd0/0x4e0 [ 88.450007] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 88.455190] RIP: 0033:0x45c4a9 [ 88.458375] 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 [ 88.477287] RSP: 002b:00007f0e1f9b1c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 88.484993] RAX: ffffffffffffffda RBX: 00007f0e1f9b26d4 RCX: 000000000045c4a9 [ 88.492276] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 88.499540] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 88.506817] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 88.514290] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 88.548042] FAULT_INJECTION: forcing a failure. [ 88.548042] name failslab, interval 1, probability 0, space 0, times 0 [ 88.562200] CPU: 0 PID: 8855 Comm: syz-executor.3 Not tainted 4.19.134-syzkaller #0 [ 88.570029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 88.579394] Call Trace: [ 88.581993] dump_stack+0x123/0x177 [ 88.585633] should_fail.cold.4+0x5/0x13 [ 88.589705] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 88.595041] ? lock_downgrade+0x860/0x860 [ 88.599205] __should_failslab+0xba/0xf0 [ 88.603283] should_failslab+0x9/0x14 [ 88.607085] kmem_cache_alloc_trace+0x2d4/0x740 [ 88.611929] ? qfq_change_class+0xa89/0x14b5 [ 88.616348] ? qfq_change_class+0xa89/0x14b5 [ 88.620786] ? __local_bh_enable_ip+0x160/0x260 [ 88.625474] qfq_change_class+0xacf/0x14b5 [ 88.629724] ? selinux_capable+0x1b/0x20 [ 88.633779] ? qfq_delete_class+0x2d0/0x2d0 [ 88.638096] ? nla_parse+0x197/0x280 [ 88.641803] tc_ctl_tclass+0x3e9/0xba0 [ 88.645683] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 88.650788] ? find_held_lock+0x36/0x1d0 [ 88.654877] rtnetlink_rcv_msg+0x34f/0x8f0 [ 88.659117] ? rtnetlink_put_metrics+0x490/0x490 [ 88.664678] ? find_held_lock+0x36/0x1d0 [ 88.668744] netlink_rcv_skb+0x13e/0x3d0 [ 88.672900] ? lock_downgrade+0x860/0x860 [ 88.677059] ? rtnetlink_put_metrics+0x490/0x490 [ 88.681827] ? netlink_ack+0xa50/0xa50 [ 88.685722] ? netlink_deliver_tap+0x182/0xb00 [ 88.690314] rtnetlink_rcv+0x10/0x20 [ 88.694030] netlink_unicast+0x443/0x650 [ 88.698085] ? netlink_attachskb+0x6c0/0x6c0 [ 88.702530] netlink_sendmsg+0x765/0xc40 [ 88.706679] ? netlink_unicast+0x650/0x650 [ 88.710908] ? copy_msghdr_from_user+0x20b/0x3e0 [ 88.715665] ? selinux_socket_sendmsg+0x31/0x40 [ 88.720403] ? netlink_unicast+0x650/0x650 [ 88.724633] sock_sendmsg+0xb5/0xf0 [ 88.728279] ___sys_sendmsg+0x647/0x950 [ 88.732248] ? find_held_lock+0x36/0x1d0 [ 88.736310] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 88.741072] ? __fget+0x278/0x400 [ 88.744544] ? kasan_check_read+0x11/0x20 [ 88.748736] ? __fget+0x295/0x400 [ 88.752256] ? ksys_dup3+0x2e0/0x2e0 [ 88.755975] ? __f_unlock_pos+0xd/0x10 [ 88.759881] ? __fget_light+0x174/0x1e0 [ 88.763881] ? __fdget+0xe/0x10 [ 88.767157] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 88.772030] __sys_sendmsg+0xd9/0x180 [ 88.775827] ? __ia32_sys_shutdown+0x70/0x70 [ 88.780238] ? __sb_end_write+0xa4/0xd0 [ 88.784222] ? kasan_check_write+0x14/0x20 [ 88.788461] ? fput+0x18/0x120 [ 88.791658] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 88.797073] __x64_sys_sendmsg+0x73/0xb0 [ 88.801179] do_syscall_64+0xd0/0x4e0 [ 88.805038] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 88.810232] RIP: 0033:0x45c4a9 [ 88.813417] 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 [ 88.832314] RSP: 002b:00007f7f15ac7c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 88.840023] RAX: ffffffffffffffda RBX: 00007f7f15ac86d4 RCX: 000000000045c4a9 [ 88.847296] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 88.854643] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 88.861914] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 88.869182] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 88.910280] FAULT_INJECTION: forcing a failure. [ 88.910280] name failslab, interval 1, probability 0, space 0, times 0 [ 88.924159] CPU: 0 PID: 8856 Comm: syz-executor.2 Not tainted 4.19.134-syzkaller #0 [ 88.931998] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 88.941824] Call Trace: [ 88.944457] dump_stack+0x123/0x177 [ 88.948085] should_fail.cold.4+0x5/0x13 [ 88.952229] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 88.957337] ? lock_downgrade+0x860/0x860 [ 88.961531] __should_failslab+0xba/0xf0 [ 88.965586] should_failslab+0x9/0x14 [ 88.969408] kmem_cache_alloc_trace+0x2d4/0x740 [ 88.974091] ? qfq_change_class+0xa89/0x14b5 [ 88.978506] ? qfq_change_class+0xa89/0x14b5 [ 88.982930] ? __local_bh_enable_ip+0x160/0x260 [ 88.987610] qfq_change_class+0xacf/0x14b5 [ 88.991857] ? selinux_capable+0x1b/0x20 [ 88.995934] ? qfq_delete_class+0x2d0/0x2d0 [ 89.000273] ? nla_parse+0x197/0x280 [ 89.004005] tc_ctl_tclass+0x3e9/0xba0 [ 89.007917] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 89.013082] ? find_held_lock+0x36/0x1d0 [ 89.017234] rtnetlink_rcv_msg+0x34f/0x8f0 [ 89.021473] ? rtnetlink_put_metrics+0x490/0x490 [ 89.026214] ? find_held_lock+0x36/0x1d0 [ 89.030266] netlink_rcv_skb+0x13e/0x3d0 [ 89.034330] ? lock_downgrade+0x860/0x860 [ 89.038495] ? rtnetlink_put_metrics+0x490/0x490 [ 89.043267] ? netlink_ack+0xa50/0xa50 [ 89.047170] ? netlink_deliver_tap+0x182/0xb00 [ 89.051766] rtnetlink_rcv+0x10/0x20 [ 89.055497] netlink_unicast+0x443/0x650 [ 89.059565] ? netlink_attachskb+0x6c0/0x6c0 [ 89.063975] netlink_sendmsg+0x765/0xc40 [ 89.068060] ? netlink_unicast+0x650/0x650 [ 89.072325] ? copy_msghdr_from_user+0x20b/0x3e0 [ 89.077106] ? selinux_socket_sendmsg+0x31/0x40 [ 89.081808] ? netlink_unicast+0x650/0x650 [ 89.086053] sock_sendmsg+0xb5/0xf0 [ 89.089699] ___sys_sendmsg+0x647/0x950 [ 89.093795] ? find_held_lock+0x36/0x1d0 [ 89.097883] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 89.102653] ? __fget+0x278/0x400 [ 89.106129] ? kasan_check_read+0x11/0x20 [ 89.110297] ? __fget+0x295/0x400 [ 89.113867] ? ksys_dup3+0x2e0/0x2e0 [ 89.117613] ? __f_unlock_pos+0xd/0x10 [ 89.121540] ? __fget_light+0x174/0x1e0 [ 89.125514] ? __fdget+0xe/0x10 [ 89.128820] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 89.133666] __sys_sendmsg+0xd9/0x180 [ 89.137481] ? __ia32_sys_shutdown+0x70/0x70 [ 89.141915] ? __sb_end_write+0xa4/0xd0 [ 89.145891] ? kasan_check_write+0x14/0x20 [ 89.150158] ? fput+0x18/0x120 [ 89.153363] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 89.158733] __x64_sys_sendmsg+0x73/0xb0 [ 89.162810] do_syscall_64+0xd0/0x4e0 [ 89.166624] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 89.172308] RIP: 0033:0x45c4a9 [ 89.175488] 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 [ 89.194473] RSP: 002b:00007f4e38207c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 89.202276] RAX: ffffffffffffffda RBX: 00007f4e382086d4 RCX: 000000000045c4a9 [ 89.209690] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 89.216968] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 89.224250] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 89.231522] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 89.264947] FAULT_INJECTION: forcing a failure. [ 89.264947] name failslab, interval 1, probability 0, space 0, times 0 [ 89.282472] FAULT_INJECTION: forcing a failure. [ 89.282472] name failslab, interval 1, probability 0, space 0, times 0 [ 89.295531] CPU: 1 PID: 8883 Comm: syz-executor.0 Not tainted 4.19.134-syzkaller #0 [ 89.303345] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 89.312727] Call Trace: [ 89.315320] dump_stack+0x123/0x177 [ 89.318967] should_fail.cold.4+0x5/0x13 [ 89.323042] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 89.328242] ? lock_downgrade+0x860/0x860 [ 89.332405] __should_failslab+0xba/0xf0 [ 89.336474] should_failslab+0x9/0x14 [ 89.340276] kmem_cache_alloc_trace+0x2d4/0x740 [ 89.344981] ? qfq_change_class+0xa89/0x14b5 [ 89.349394] ? qfq_change_class+0xa89/0x14b5 [ 89.353817] ? __local_bh_enable_ip+0x160/0x260 [ 89.358496] qfq_change_class+0xacf/0x14b5 [ 89.362735] ? selinux_capable+0x1b/0x20 [ 89.366800] ? qfq_delete_class+0x2d0/0x2d0 [ 89.371134] ? nla_parse+0x197/0x280 [ 89.374936] tc_ctl_tclass+0x3e9/0xba0 [ 89.378828] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 89.383939] ? find_held_lock+0x36/0x1d0 [ 89.388026] rtnetlink_rcv_msg+0x34f/0x8f0 [ 89.392301] ? rtnetlink_put_metrics+0x490/0x490 [ 89.397086] ? find_held_lock+0x36/0x1d0 [ 89.401336] netlink_rcv_skb+0x13e/0x3d0 [ 89.405422] ? lock_downgrade+0x860/0x860 [ 89.409667] ? rtnetlink_put_metrics+0x490/0x490 [ 89.414442] ? netlink_ack+0xa50/0xa50 [ 89.418348] ? netlink_deliver_tap+0x182/0xb00 [ 89.422951] rtnetlink_rcv+0x10/0x20 [ 89.426672] netlink_unicast+0x443/0x650 [ 89.430740] ? netlink_attachskb+0x6c0/0x6c0 [ 89.435169] netlink_sendmsg+0x765/0xc40 [ 89.439242] ? netlink_unicast+0x650/0x650 [ 89.443477] ? copy_msghdr_from_user+0x20b/0x3e0 [ 89.448249] ? selinux_socket_sendmsg+0x31/0x40 [ 89.453060] ? netlink_unicast+0x650/0x650 [ 89.457295] sock_sendmsg+0xb5/0xf0 [ 89.461274] ___sys_sendmsg+0x647/0x950 [ 89.466028] ? find_held_lock+0x36/0x1d0 [ 89.470089] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 89.474851] ? __fget+0x278/0x400 [ 89.478307] ? kasan_check_read+0x11/0x20 [ 89.482487] ? __fget+0x295/0x400 [ 89.485930] ? ksys_dup3+0x2e0/0x2e0 [ 89.489643] ? __f_unlock_pos+0xd/0x10 [ 89.493529] ? __fget_light+0x174/0x1e0 [ 89.497496] ? __fdget+0xe/0x10 [ 89.500772] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 89.505617] __sys_sendmsg+0xd9/0x180 [ 89.509418] ? __ia32_sys_shutdown+0x70/0x70 [ 89.513862] ? __sb_end_write+0xa4/0xd0 [ 89.517863] ? kasan_check_write+0x14/0x20 [ 89.522112] ? fput+0x18/0x120 [ 89.525398] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 89.530839] __x64_sys_sendmsg+0x73/0xb0 [ 89.534918] do_syscall_64+0xd0/0x4e0 [ 89.538762] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 89.543964] RIP: 0033:0x45c4a9 [ 89.547157] 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 [ 89.566418] RSP: 002b:00007fafa3e8dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 89.574152] RAX: ffffffffffffffda RBX: 00007fafa3e8e6d4 RCX: 000000000045c4a9 [ 89.581523] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 89.588888] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 89.596178] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 89.603471] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 89.610770] CPU: 0 PID: 8865 Comm: syz-executor.4 Not tainted 4.19.134-syzkaller #0 [ 89.618591] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 89.627966] Call Trace: [ 89.630576] dump_stack+0x123/0x177 [ 89.634221] should_fail.cold.4+0x5/0x13 [ 89.637567] FAULT_INJECTION: forcing a failure. [ 89.637567] name failslab, interval 1, probability 0, space 0, times 0 [ 89.638287] ? find_held_lock+0x36/0x1d0 [ 89.653543] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 89.658669] __should_failslab+0xba/0xf0 [ 89.662851] should_failslab+0x9/0x14 [ 89.666656] kmem_cache_alloc+0x47/0x730 [ 89.670711] ? lock_acquire+0x173/0x3d0 [ 89.674687] skb_clone+0x115/0x340 [ 89.678228] netlink_deliver_tap+0x7d7/0xb00 [ 89.682633] __netlink_sendskb+0x62/0xc0 [ 89.686686] netlink_unicast+0x4ea/0x650 [ 89.690754] ? netlink_attachskb+0x6c0/0x6c0 [ 89.695166] netlink_ack+0x514/0xa50 [ 89.698969] ? netlink_sendmsg+0xc40/0xc40 [ 89.703212] ? find_held_lock+0x36/0x1d0 [ 89.707290] netlink_rcv_skb+0x2a8/0x3d0 [ 89.711341] ? lock_downgrade+0x860/0x860 [ 89.715483] ? rtnetlink_put_metrics+0x490/0x490 [ 89.720247] ? netlink_ack+0xa50/0xa50 [ 89.724122] ? netlink_deliver_tap+0x182/0xb00 [ 89.728699] rtnetlink_rcv+0x10/0x20 [ 89.732410] netlink_unicast+0x443/0x650 [ 89.736467] ? netlink_attachskb+0x6c0/0x6c0 [ 89.740877] netlink_sendmsg+0x765/0xc40 [ 89.744937] ? netlink_unicast+0x650/0x650 [ 89.749171] ? copy_msghdr_from_user+0x20b/0x3e0 [ 89.753921] ? selinux_socket_sendmsg+0x31/0x40 [ 89.758580] ? netlink_unicast+0x650/0x650 [ 89.762824] sock_sendmsg+0xb5/0xf0 [ 89.766516] ___sys_sendmsg+0x647/0x950 [ 89.770484] ? find_held_lock+0x36/0x1d0 [ 89.774538] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 89.779287] ? __fget+0x278/0x400 [ 89.782735] ? kasan_check_read+0x11/0x20 [ 89.786872] ? __fget+0x295/0x400 [ 89.790320] ? ksys_dup3+0x2e0/0x2e0 [ 89.794030] ? __f_unlock_pos+0xd/0x10 [ 89.797914] ? __fget_light+0x174/0x1e0 [ 89.801880] ? __fdget+0xe/0x10 [ 89.805175] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 89.810022] __sys_sendmsg+0xd9/0x180 [ 89.813908] ? __ia32_sys_shutdown+0x70/0x70 [ 89.818313] ? __sb_end_write+0xa4/0xd0 [ 89.822391] ? kasan_check_write+0x14/0x20 [ 89.826622] ? fput+0x18/0x120 [ 89.829812] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 89.835181] __x64_sys_sendmsg+0x73/0xb0 [ 89.839242] do_syscall_64+0xd0/0x4e0 [ 89.843040] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 89.848226] RIP: 0033:0x45c4a9 [ 89.851410] 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 [ 89.870486] RSP: 002b:00007f6293e04c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 89.878211] RAX: ffffffffffffffda RBX: 00007f6293e056d4 RCX: 000000000045c4a9 [ 89.885481] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 89.892744] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 89.900033] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 89.907306] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 89.914727] CPU: 1 PID: 8891 Comm: syz-executor.1 Not tainted 4.19.134-syzkaller #0 [ 89.922553] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 89.931926] Call Trace: [ 89.934528] dump_stack+0x123/0x177 [ 89.938175] should_fail.cold.4+0x5/0x13 [ 89.942257] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 89.947381] ? lock_downgrade+0x860/0x860 [ 89.951565] __should_failslab+0xba/0xf0 [ 89.955689] should_failslab+0x9/0x14 [ 89.959505] kmem_cache_alloc_trace+0x2d4/0x740 [ 89.964216] ? qfq_change_class+0xa89/0x14b5 2020/07/22 23:08:49 executed programs: 104 [ 89.968630] ? qfq_change_class+0xa89/0x14b5 [ 89.973049] ? __local_bh_enable_ip+0x160/0x260 [ 89.977731] qfq_change_class+0xacf/0x14b5 [ 89.981993] ? selinux_capable+0x1b/0x20 [ 89.986065] ? qfq_delete_class+0x2d0/0x2d0 [ 89.990408] ? nla_parse+0x197/0x280 [ 89.994142] tc_ctl_tclass+0x3e9/0xba0 [ 89.998024] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 90.003207] ? find_held_lock+0x36/0x1d0 [ 90.007275] rtnetlink_rcv_msg+0x34f/0x8f0 [ 90.011505] ? rtnetlink_put_metrics+0x490/0x490 [ 90.016254] ? find_held_lock+0x36/0x1d0 [ 90.020325] netlink_rcv_skb+0x13e/0x3d0 [ 90.024381] ? lock_downgrade+0x860/0x860 [ 90.028537] ? rtnetlink_put_metrics+0x490/0x490 [ 90.033484] ? netlink_ack+0xa50/0xa50 [ 90.037421] ? netlink_deliver_tap+0x182/0xb00 [ 90.042063] rtnetlink_rcv+0x10/0x20 [ 90.045782] netlink_unicast+0x443/0x650 [ 90.049974] ? netlink_attachskb+0x6c0/0x6c0 [ 90.054389] netlink_sendmsg+0x765/0xc40 [ 90.058478] ? netlink_unicast+0x650/0x650 [ 90.062730] ? copy_msghdr_from_user+0x20b/0x3e0 [ 90.067488] ? selinux_socket_sendmsg+0x31/0x40 [ 90.072164] ? netlink_unicast+0x650/0x650 [ 90.076395] sock_sendmsg+0xb5/0xf0 [ 90.080039] ___sys_sendmsg+0x647/0x950 [ 90.084114] ? find_held_lock+0x36/0x1d0 [ 90.088179] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 90.092942] ? __fget+0x278/0x400 [ 90.096507] ? kasan_check_read+0x11/0x20 [ 90.100789] ? __fget+0x295/0x400 [ 90.104279] ? ksys_dup3+0x2e0/0x2e0 [ 90.107985] ? __f_unlock_pos+0xd/0x10 [ 90.111863] ? __fget_light+0x174/0x1e0 [ 90.115833] ? __fdget+0xe/0x10 [ 90.119127] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 90.124128] __sys_sendmsg+0xd9/0x180 [ 90.127931] ? __ia32_sys_shutdown+0x70/0x70 [ 90.132465] ? __sb_end_write+0xa4/0xd0 [ 90.136475] ? kasan_check_write+0x14/0x20 [ 90.140731] ? fput+0x18/0x120 [ 90.143923] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 90.149279] __x64_sys_sendmsg+0x73/0xb0 [ 90.153333] do_syscall_64+0xd0/0x4e0 [ 90.157133] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 90.162327] RIP: 0033:0x45c4a9 [ 90.165550] 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 [ 90.184714] RSP: 002b:00007f6b70162c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 90.192413] RAX: ffffffffffffffda RBX: 00007f6b701636d4 RCX: 000000000045c4a9 [ 90.199878] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 90.207604] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 90.214882] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 90.222232] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 90.237786] nla_parse: 5 callbacks suppressed [ 90.237792] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 90.263631] FAULT_INJECTION: forcing a failure. [ 90.263631] name failslab, interval 1, probability 0, space 0, times 0 [ 90.278525] CPU: 1 PID: 8899 Comm: syz-executor.5 Not tainted 4.19.134-syzkaller #0 [ 90.286345] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 90.295711] Call Trace: [ 90.298306] dump_stack+0x123/0x177 [ 90.301944] should_fail.cold.4+0x5/0x13 [ 90.306057] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 90.311176] ? lock_downgrade+0x860/0x860 [ 90.315347] __should_failslab+0xba/0xf0 [ 90.319434] should_failslab+0x9/0x14 [ 90.323251] kmem_cache_alloc_trace+0x2d4/0x740 [ 90.327935] ? qfq_change_class+0xa89/0x14b5 [ 90.332363] ? qfq_change_class+0xa89/0x14b5 [ 90.336792] ? __local_bh_enable_ip+0x160/0x260 [ 90.341495] qfq_change_class+0xacf/0x14b5 [ 90.345772] ? selinux_capable+0x1b/0x20 [ 90.349846] ? qfq_delete_class+0x2d0/0x2d0 [ 90.354179] ? nla_parse+0x197/0x280 [ 90.357909] tc_ctl_tclass+0x3e9/0xba0 [ 90.361905] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 90.367019] ? find_held_lock+0x36/0x1d0 [ 90.371108] rtnetlink_rcv_msg+0x34f/0x8f0 [ 90.375354] ? rtnetlink_put_metrics+0x490/0x490 [ 90.380172] ? find_held_lock+0x36/0x1d0 [ 90.384252] netlink_rcv_skb+0x13e/0x3d0 [ 90.388327] ? lock_downgrade+0x860/0x860 [ 90.392495] ? rtnetlink_put_metrics+0x490/0x490 [ 90.397273] ? netlink_ack+0xa50/0xa50 [ 90.401175] ? netlink_deliver_tap+0x182/0xb00 [ 90.405791] rtnetlink_rcv+0x10/0x20 [ 90.409506] netlink_unicast+0x443/0x650 [ 90.413736] ? netlink_attachskb+0x6c0/0x6c0 [ 90.418422] netlink_sendmsg+0x765/0xc40 [ 90.422483] ? netlink_unicast+0x650/0x650 [ 90.426828] ? copy_msghdr_from_user+0x20b/0x3e0 [ 90.431584] ? selinux_socket_sendmsg+0x31/0x40 [ 90.436254] ? netlink_unicast+0x650/0x650 [ 90.440495] sock_sendmsg+0xb5/0xf0 [ 90.444162] ___sys_sendmsg+0x647/0x950 [ 90.448165] ? find_held_lock+0x36/0x1d0 [ 90.452232] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 90.456999] ? __fget+0x278/0x400 [ 90.460469] ? kasan_check_read+0x11/0x20 [ 90.465427] ? __fget+0x295/0x400 [ 90.468871] ? ksys_dup3+0x2e0/0x2e0 [ 90.472586] ? __f_unlock_pos+0xd/0x10 [ 90.476571] ? __fget_light+0x174/0x1e0 [ 90.480548] ? __fdget+0xe/0x10 [ 90.483889] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 90.488748] __sys_sendmsg+0xd9/0x180 [ 90.492552] ? __ia32_sys_shutdown+0x70/0x70 [ 90.497248] ? __sb_end_write+0xa4/0xd0 [ 90.501245] ? kasan_check_write+0x14/0x20 [ 90.505493] ? fput+0x18/0x120 [ 90.508705] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 90.514089] __x64_sys_sendmsg+0x73/0xb0 [ 90.518152] do_syscall_64+0xd0/0x4e0 [ 90.521973] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 90.527168] RIP: 0033:0x45c4a9 [ 90.530369] 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 [ 90.549395] RSP: 002b:00007f0e1f96fc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 90.557125] RAX: ffffffffffffffda RBX: 00007f0e1f9706d4 RCX: 000000000045c4a9 [ 90.564670] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 90.571976] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 90.579278] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 90.586574] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 90.598058] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 90.625354] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 90.650563] FAULT_INJECTION: forcing a failure. [ 90.650563] name failslab, interval 1, probability 0, space 0, times 0 [ 90.671576] CPU: 1 PID: 8915 Comm: syz-executor.3 Not tainted 4.19.134-syzkaller #0 [ 90.679441] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 90.688979] Call Trace: [ 90.691577] dump_stack+0x123/0x177 [ 90.695318] should_fail.cold.4+0x5/0x13 [ 90.699828] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 90.704956] ? lock_downgrade+0x860/0x860 [ 90.710331] __should_failslab+0xba/0xf0 [ 90.714395] should_failslab+0x9/0x14 [ 90.718220] kmem_cache_alloc_trace+0x2d4/0x740 [ 90.722911] ? qfq_change_class+0xa89/0x14b5 [ 90.727358] ? qfq_change_class+0xa89/0x14b5 [ 90.731785] ? __local_bh_enable_ip+0x160/0x260 [ 90.736454] qfq_change_class+0xacf/0x14b5 [ 90.740699] ? selinux_capable+0x1b/0x20 [ 90.744782] ? qfq_delete_class+0x2d0/0x2d0 [ 90.749099] ? nla_parse+0x197/0x280 [ 90.752810] tc_ctl_tclass+0x3e9/0xba0 [ 90.756693] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 90.761791] ? find_held_lock+0x36/0x1d0 [ 90.765881] rtnetlink_rcv_msg+0x34f/0x8f0 [ 90.770120] ? rtnetlink_put_metrics+0x490/0x490 [ 90.774872] ? find_held_lock+0x36/0x1d0 [ 90.778937] netlink_rcv_skb+0x13e/0x3d0 [ 90.783004] ? lock_downgrade+0x860/0x860 [ 90.787302] ? rtnetlink_put_metrics+0x490/0x490 [ 90.792064] ? netlink_ack+0xa50/0xa50 [ 90.795964] ? netlink_deliver_tap+0x182/0xb00 [ 90.800564] rtnetlink_rcv+0x10/0x20 [ 90.804329] netlink_unicast+0x443/0x650 [ 90.808389] ? netlink_attachskb+0x6c0/0x6c0 [ 90.813010] netlink_sendmsg+0x765/0xc40 [ 90.817080] ? netlink_unicast+0x650/0x650 [ 90.821318] ? copy_msghdr_from_user+0x20b/0x3e0 [ 90.826077] ? selinux_socket_sendmsg+0x31/0x40 [ 90.830771] ? netlink_unicast+0x650/0x650 [ 90.835286] sock_sendmsg+0xb5/0xf0 [ 90.838942] ___sys_sendmsg+0x647/0x950 [ 90.842949] ? find_held_lock+0x36/0x1d0 [ 90.847025] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 90.851787] ? __fget+0x278/0x400 [ 90.855264] ? kasan_check_read+0x11/0x20 [ 90.859417] ? __fget+0x295/0x400 [ 90.862886] ? ksys_dup3+0x2e0/0x2e0 [ 90.866621] ? __f_unlock_pos+0xd/0x10 [ 90.870510] ? __fget_light+0x174/0x1e0 [ 90.874540] ? __fdget+0xe/0x10 [ 90.877852] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 90.882709] __sys_sendmsg+0xd9/0x180 [ 90.886532] ? __ia32_sys_shutdown+0x70/0x70 [ 90.890962] ? __sb_end_write+0xa4/0xd0 [ 90.894937] ? kasan_check_write+0x14/0x20 [ 90.899172] ? fput+0x18/0x120 [ 90.902369] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 90.907750] __x64_sys_sendmsg+0x73/0xb0 [ 90.911805] do_syscall_64+0xd0/0x4e0 [ 90.915688] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 90.920887] RIP: 0033:0x45c4a9 [ 90.924092] 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 [ 90.943019] RSP: 002b:00007f7f15ac7c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 90.950748] RAX: ffffffffffffffda RBX: 00007f7f15ac86d4 RCX: 000000000045c4a9 [ 90.958020] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 90.965372] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 90.972650] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 90.979936] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 90.990612] FAULT_INJECTION: forcing a failure. [ 90.990612] name failslab, interval 1, probability 0, space 0, times 0 [ 91.016046] CPU: 0 PID: 8916 Comm: syz-executor.2 Not tainted 4.19.134-syzkaller #0 [ 91.023889] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 91.033259] Call Trace: [ 91.035871] dump_stack+0x123/0x177 [ 91.039520] should_fail.cold.4+0x5/0x13 [ 91.043683] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 91.048808] ? lock_downgrade+0x860/0x860 [ 91.052966] __should_failslab+0xba/0xf0 [ 91.057087] should_failslab+0x9/0x14 [ 91.060913] kmem_cache_alloc_trace+0x2d4/0x740 [ 91.065587] ? qfq_change_class+0xa89/0x14b5 [ 91.069980] ? qfq_change_class+0xa89/0x14b5 [ 91.074368] ? __local_bh_enable_ip+0x160/0x260 [ 91.079017] qfq_change_class+0xacf/0x14b5 [ 91.083389] ? selinux_capable+0x1b/0x20 [ 91.087495] ? qfq_delete_class+0x2d0/0x2d0 [ 91.091838] ? nla_parse+0x197/0x280 [ 91.095552] tc_ctl_tclass+0x3e9/0xba0 [ 91.099462] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 91.104570] ? find_held_lock+0x36/0x1d0 [ 91.108743] rtnetlink_rcv_msg+0x34f/0x8f0 [ 91.113006] ? rtnetlink_put_metrics+0x490/0x490 [ 91.117772] ? find_held_lock+0x36/0x1d0 [ 91.121848] netlink_rcv_skb+0x13e/0x3d0 [ 91.125930] ? lock_downgrade+0x860/0x860 [ 91.130108] ? rtnetlink_put_metrics+0x490/0x490 [ 91.134865] ? netlink_ack+0xa50/0xa50 [ 91.138751] ? netlink_deliver_tap+0x182/0xb00 [ 91.143348] rtnetlink_rcv+0x10/0x20 [ 91.147242] netlink_unicast+0x443/0x650 [ 91.151317] ? netlink_attachskb+0x6c0/0x6c0 [ 91.155720] netlink_sendmsg+0x765/0xc40 [ 91.160038] ? netlink_unicast+0x650/0x650 [ 91.164272] ? copy_msghdr_from_user+0x20b/0x3e0 [ 91.169023] ? selinux_socket_sendmsg+0x31/0x40 [ 91.173982] ? netlink_unicast+0x650/0x650 [ 91.178223] sock_sendmsg+0xb5/0xf0 [ 91.181833] ___sys_sendmsg+0x647/0x950 [ 91.185801] ? find_held_lock+0x36/0x1d0 [ 91.189867] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 91.194917] ? __fget+0x278/0x400 [ 91.198396] ? kasan_check_read+0x11/0x20 [ 91.202552] ? __fget+0x295/0x400 [ 91.206002] ? ksys_dup3+0x2e0/0x2e0 [ 91.209708] ? __f_unlock_pos+0xd/0x10 [ 91.213646] ? __fget_light+0x174/0x1e0 [ 91.217617] ? __fdget+0xe/0x10 [ 91.220900] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 91.225740] __sys_sendmsg+0xd9/0x180 [ 91.229551] ? __ia32_sys_shutdown+0x70/0x70 [ 91.233968] ? __sb_end_write+0xa4/0xd0 [ 91.237967] ? kasan_check_write+0x14/0x20 [ 91.242208] ? fput+0x18/0x120 [ 91.245416] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 91.250922] __x64_sys_sendmsg+0x73/0xb0 [ 91.255006] do_syscall_64+0xd0/0x4e0 [ 91.258804] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 91.264005] RIP: 0033:0x45c4a9 [ 91.267204] 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 [ 91.286101] RSP: 002b:00007f4e38207c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 91.293804] RAX: ffffffffffffffda RBX: 00007f4e382086d4 RCX: 000000000045c4a9 [ 91.301077] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 91.308352] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 91.315626] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 91.322994] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 91.351619] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 91.391601] FAULT_INJECTION: forcing a failure. [ 91.391601] name failslab, interval 1, probability 0, space 0, times 0 [ 91.409323] CPU: 0 PID: 8926 Comm: syz-executor.0 Not tainted 4.19.134-syzkaller #0 [ 91.417188] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 91.426562] Call Trace: [ 91.429154] dump_stack+0x123/0x177 [ 91.432785] should_fail.cold.4+0x5/0x13 [ 91.436874] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 91.441984] ? lock_downgrade+0x860/0x860 [ 91.446257] __should_failslab+0xba/0xf0 [ 91.450346] should_failslab+0x9/0x14 [ 91.454137] kmem_cache_alloc_trace+0x2d4/0x740 [ 91.458812] ? qfq_change_class+0xa89/0x14b5 [ 91.463256] ? qfq_change_class+0xa89/0x14b5 [ 91.467675] ? __local_bh_enable_ip+0x160/0x260 [ 91.472354] qfq_change_class+0xacf/0x14b5 [ 91.476624] ? selinux_capable+0x1b/0x20 [ 91.480701] ? qfq_delete_class+0x2d0/0x2d0 [ 91.485042] ? nla_parse+0x197/0x280 [ 91.488803] tc_ctl_tclass+0x3e9/0xba0 [ 91.492700] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 91.497806] ? find_held_lock+0x36/0x1d0 [ 91.501865] rtnetlink_rcv_msg+0x34f/0x8f0 [ 91.506110] ? rtnetlink_put_metrics+0x490/0x490 [ 91.510873] ? find_held_lock+0x36/0x1d0 [ 91.514963] netlink_rcv_skb+0x13e/0x3d0 [ 91.519030] ? lock_downgrade+0x860/0x860 [ 91.523195] ? rtnetlink_put_metrics+0x490/0x490 [ 91.527948] ? netlink_ack+0xa50/0xa50 [ 91.531830] ? netlink_deliver_tap+0x182/0xb00 [ 91.536421] rtnetlink_rcv+0x10/0x20 [ 91.540134] netlink_unicast+0x443/0x650 [ 91.544186] ? netlink_attachskb+0x6c0/0x6c0 [ 91.548593] netlink_sendmsg+0x765/0xc40 [ 91.552654] ? netlink_unicast+0x650/0x650 [ 91.556909] ? copy_msghdr_from_user+0x20b/0x3e0 [ 91.561667] ? selinux_socket_sendmsg+0x31/0x40 [ 91.566543] ? netlink_unicast+0x650/0x650 [ 91.570786] sock_sendmsg+0xb5/0xf0 [ 91.574419] ___sys_sendmsg+0x647/0x950 [ 91.578510] ? find_held_lock+0x36/0x1d0 [ 91.582578] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 91.587480] ? __fget+0x278/0x400 [ 91.590946] ? kasan_check_read+0x11/0x20 [ 91.595180] ? __fget+0x295/0x400 [ 91.598630] ? ksys_dup3+0x2e0/0x2e0 [ 91.602440] ? __f_unlock_pos+0xd/0x10 [ 91.606338] ? __fget_light+0x174/0x1e0 [ 91.610321] ? __fdget+0xe/0x10 [ 91.613640] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 91.618615] __sys_sendmsg+0xd9/0x180 [ 91.622423] ? __ia32_sys_shutdown+0x70/0x70 [ 91.626852] ? __sb_end_write+0xa4/0xd0 [ 91.630943] ? kasan_check_write+0x14/0x20 [ 91.635809] ? fput+0x18/0x120 [ 91.639032] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 91.644399] __x64_sys_sendmsg+0x73/0xb0 [ 91.648548] do_syscall_64+0xd0/0x4e0 [ 91.652345] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 91.657561] RIP: 0033:0x45c4a9 [ 91.660838] 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 [ 91.679749] RSP: 002b:00007fafa3e8dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 91.687465] RAX: ffffffffffffffda RBX: 00007fafa3e8e6d4 RCX: 000000000045c4a9 [ 91.694744] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 91.702029] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 91.709310] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 91.716682] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 91.725433] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 91.742434] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 91.779099] FAULT_INJECTION: forcing a failure. [ 91.779099] name failslab, interval 1, probability 0, space 0, times 0 [ 91.802051] CPU: 0 PID: 8937 Comm: syz-executor.1 Not tainted 4.19.134-syzkaller #0 [ 91.810522] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 91.820054] Call Trace: [ 91.822789] dump_stack+0x123/0x177 [ 91.826480] should_fail.cold.4+0x5/0x13 [ 91.830535] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 91.835647] ? lock_downgrade+0x860/0x860 [ 91.839792] __should_failslab+0xba/0xf0 [ 91.843846] should_failslab+0x9/0x14 [ 91.847632] kmem_cache_alloc_trace+0x2d4/0x740 [ 91.852428] ? qfq_change_class+0xa89/0x14b5 [ 91.856846] ? qfq_change_class+0xa89/0x14b5 [ 91.861247] ? __local_bh_enable_ip+0x160/0x260 [ 91.865911] qfq_change_class+0xacf/0x14b5 [ 91.870135] ? selinux_capable+0x1b/0x20 [ 91.874269] ? qfq_delete_class+0x2d0/0x2d0 [ 91.878584] ? nla_parse+0x197/0x280 [ 91.882352] tc_ctl_tclass+0x3e9/0xba0 [ 91.886242] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 91.891346] ? find_held_lock+0x36/0x1d0 [ 91.895547] rtnetlink_rcv_msg+0x34f/0x8f0 [ 91.899817] ? rtnetlink_put_metrics+0x490/0x490 [ 91.904635] ? find_held_lock+0x36/0x1d0 [ 91.908759] netlink_rcv_skb+0x13e/0x3d0 [ 91.912848] ? lock_downgrade+0x860/0x860 [ 91.917005] ? rtnetlink_put_metrics+0x490/0x490 [ 91.921873] ? netlink_ack+0xa50/0xa50 [ 91.925764] ? netlink_deliver_tap+0x182/0xb00 [ 91.930347] rtnetlink_rcv+0x10/0x20 [ 91.934068] netlink_unicast+0x443/0x650 [ 91.938149] ? netlink_attachskb+0x6c0/0x6c0 [ 91.942574] netlink_sendmsg+0x765/0xc40 [ 91.946708] ? netlink_unicast+0x650/0x650 [ 91.950954] ? copy_msghdr_from_user+0x20b/0x3e0 [ 91.955721] ? selinux_socket_sendmsg+0x31/0x40 [ 91.960444] ? netlink_unicast+0x650/0x650 [ 91.964705] sock_sendmsg+0xb5/0xf0 [ 91.968327] ___sys_sendmsg+0x647/0x950 [ 91.972303] ? find_held_lock+0x36/0x1d0 [ 91.976487] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 91.981268] ? __fget+0x278/0x400 [ 91.984828] ? kasan_check_read+0x11/0x20 [ 91.989093] ? __fget+0x295/0x400 [ 91.992547] ? ksys_dup3+0x2e0/0x2e0 [ 91.996253] ? __f_unlock_pos+0xd/0x10 [ 92.000140] ? __fget_light+0x174/0x1e0 [ 92.004232] ? __fdget+0xe/0x10 [ 92.007513] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 92.012353] __sys_sendmsg+0xd9/0x180 [ 92.016141] ? __ia32_sys_shutdown+0x70/0x70 [ 92.020579] ? __sb_end_write+0xa4/0xd0 [ 92.024544] ? kasan_check_write+0x14/0x20 [ 92.028789] ? fput+0x18/0x120 [ 92.031993] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 92.037355] __x64_sys_sendmsg+0x73/0xb0 [ 92.041436] do_syscall_64+0xd0/0x4e0 [ 92.045231] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 92.050410] RIP: 0033:0x45c4a9 [ 92.053590] 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 [ 92.072718] RSP: 002b:00007f6b70183c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 92.080431] RAX: ffffffffffffffda RBX: 00007f6b701846d4 RCX: 000000000045c4a9 [ 92.087684] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 92.094960] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 92.102237] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 92.109511] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 92.117917] FAULT_INJECTION: forcing a failure. [ 92.117917] name failslab, interval 1, probability 0, space 0, times 0 [ 92.131505] CPU: 0 PID: 8938 Comm: syz-executor.4 Not tainted 4.19.134-syzkaller #0 [ 92.139332] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 92.148702] Call Trace: [ 92.151303] dump_stack+0x123/0x177 [ 92.154949] should_fail.cold.4+0x5/0x13 [ 92.159024] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 92.164146] ? lock_downgrade+0x860/0x860 [ 92.168310] __should_failslab+0xba/0xf0 [ 92.172727] should_failslab+0x9/0x14 [ 92.176583] kmem_cache_alloc_trace+0x2d4/0x740 [ 92.181321] ? qfq_change_class+0xa89/0x14b5 [ 92.185726] ? qfq_change_class+0xa89/0x14b5 [ 92.190132] ? __local_bh_enable_ip+0x160/0x260 [ 92.194811] qfq_change_class+0xacf/0x14b5 [ 92.199224] ? selinux_capable+0x1b/0x20 [ 92.203295] ? qfq_delete_class+0x2d0/0x2d0 [ 92.207596] ? nla_parse+0x197/0x280 [ 92.211442] tc_ctl_tclass+0x3e9/0xba0 [ 92.215343] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 92.220422] ? find_held_lock+0x36/0x1d0 [ 92.224614] rtnetlink_rcv_msg+0x34f/0x8f0 [ 92.228926] ? rtnetlink_put_metrics+0x490/0x490 [ 92.233789] ? find_held_lock+0x36/0x1d0 [ 92.237855] netlink_rcv_skb+0x13e/0x3d0 [ 92.242100] ? lock_downgrade+0x860/0x860 [ 92.246339] ? rtnetlink_put_metrics+0x490/0x490 [ 92.251096] ? netlink_ack+0xa50/0xa50 [ 92.254989] ? netlink_deliver_tap+0x182/0xb00 [ 92.259608] rtnetlink_rcv+0x10/0x20 [ 92.263334] netlink_unicast+0x443/0x650 [ 92.267390] ? netlink_attachskb+0x6c0/0x6c0 [ 92.271804] netlink_sendmsg+0x765/0xc40 [ 92.275888] ? netlink_unicast+0x650/0x650 [ 92.280178] ? copy_msghdr_from_user+0x20b/0x3e0 [ 92.284991] ? selinux_socket_sendmsg+0x31/0x40 [ 92.289685] ? netlink_unicast+0x650/0x650 [ 92.293932] sock_sendmsg+0xb5/0xf0 [ 92.297588] ___sys_sendmsg+0x647/0x950 [ 92.301635] ? find_held_lock+0x36/0x1d0 [ 92.305792] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 92.310556] ? __fget+0x278/0x400 [ 92.314071] ? kasan_check_read+0x11/0x20 [ 92.318225] ? __fget+0x295/0x400 [ 92.321789] ? ksys_dup3+0x2e0/0x2e0 [ 92.325516] ? __f_unlock_pos+0xd/0x10 [ 92.329445] ? __fget_light+0x174/0x1e0 [ 92.333420] ? __fdget+0xe/0x10 [ 92.336693] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 92.341591] __sys_sendmsg+0xd9/0x180 [ 92.345430] ? __ia32_sys_shutdown+0x70/0x70 [ 92.349842] ? __sb_end_write+0xa4/0xd0 [ 92.353834] ? kasan_check_write+0x14/0x20 [ 92.358064] ? fput+0x18/0x120 [ 92.361269] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 92.366654] __x64_sys_sendmsg+0x73/0xb0 [ 92.370757] do_syscall_64+0xd0/0x4e0 [ 92.374548] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 92.379775] RIP: 0033:0x45c4a9 [ 92.382957] 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 [ 92.401866] RSP: 002b:00007f6293e04c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 92.409832] RAX: ffffffffffffffda RBX: 00007f6293e056d4 RCX: 000000000045c4a9 [ 92.417107] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 92.424372] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 92.431646] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 92.438915] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 92.471538] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 92.501315] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 92.516573] FAULT_INJECTION: forcing a failure. [ 92.516573] name failslab, interval 1, probability 0, space 0, times 0 [ 92.530070] CPU: 0 PID: 8956 Comm: syz-executor.5 Not tainted 4.19.134-syzkaller #0 [ 92.538074] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 92.547426] Call Trace: [ 92.550018] dump_stack+0x123/0x177 [ 92.553648] should_fail.cold.4+0x5/0x13 [ 92.557715] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 92.562832] ? lock_downgrade+0x860/0x860 [ 92.566985] __should_failslab+0xba/0xf0 [ 92.571062] should_failslab+0x9/0x14 [ 92.574863] kmem_cache_alloc_trace+0x2d4/0x740 [ 92.579625] ? qfq_change_class+0xa89/0x14b5 [ 92.584044] ? qfq_change_class+0xa89/0x14b5 [ 92.588466] ? __local_bh_enable_ip+0x160/0x260 [ 92.593188] qfq_change_class+0xacf/0x14b5 [ 92.597434] ? selinux_capable+0x1b/0x20 [ 92.601523] ? qfq_delete_class+0x2d0/0x2d0 [ 92.605847] ? nla_parse+0x197/0x280 [ 92.609594] tc_ctl_tclass+0x3e9/0xba0 [ 92.613534] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 92.618652] ? find_held_lock+0x36/0x1d0 [ 92.622746] rtnetlink_rcv_msg+0x34f/0x8f0 [ 92.626998] ? rtnetlink_put_metrics+0x490/0x490 [ 92.631774] ? find_held_lock+0x36/0x1d0 [ 92.635854] netlink_rcv_skb+0x13e/0x3d0 [ 92.639928] ? lock_downgrade+0x860/0x860 [ 92.644118] ? rtnetlink_put_metrics+0x490/0x490 [ 92.648880] ? netlink_ack+0xa50/0xa50 [ 92.652795] ? netlink_deliver_tap+0x182/0xb00 [ 92.657394] rtnetlink_rcv+0x10/0x20 [ 92.661125] netlink_unicast+0x443/0x650 [ 92.665219] ? netlink_attachskb+0x6c0/0x6c0 [ 92.669641] netlink_sendmsg+0x765/0xc40 [ 92.673842] ? netlink_unicast+0x650/0x650 [ 92.678242] ? copy_msghdr_from_user+0x20b/0x3e0 [ 92.682988] ? selinux_socket_sendmsg+0x31/0x40 [ 92.687643] ? netlink_unicast+0x650/0x650 [ 92.691894] sock_sendmsg+0xb5/0xf0 [ 92.695530] ___sys_sendmsg+0x647/0x950 [ 92.699508] ? find_held_lock+0x36/0x1d0 [ 92.703578] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 92.708346] ? __fget+0x278/0x400 [ 92.711799] ? kasan_check_read+0x11/0x20 [ 92.715968] ? __fget+0x295/0x400 [ 92.719430] ? ksys_dup3+0x2e0/0x2e0 [ 92.723255] ? __f_unlock_pos+0xd/0x10 [ 92.727149] ? __fget_light+0x174/0x1e0 [ 92.731129] ? __fdget+0xe/0x10 [ 92.734414] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 92.739244] __sys_sendmsg+0xd9/0x180 [ 92.743050] ? __ia32_sys_shutdown+0x70/0x70 [ 92.747463] ? __sb_end_write+0xa4/0xd0 [ 92.751458] ? kasan_check_write+0x14/0x20 [ 92.755720] ? fput+0x18/0x120 [ 92.760043] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 92.765403] __x64_sys_sendmsg+0x73/0xb0 [ 92.769488] do_syscall_64+0xd0/0x4e0 [ 92.773288] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 92.778477] RIP: 0033:0x45c4a9 [ 92.781681] 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 [ 92.800590] RSP: 002b:00007f0e1f96fc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 92.808300] RAX: ffffffffffffffda RBX: 00007f0e1f9706d4 RCX: 000000000045c4a9 [ 92.815676] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 92.823147] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 92.830431] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 92.837704] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 92.858513] FAULT_INJECTION: forcing a failure. [ 92.858513] name failslab, interval 1, probability 0, space 0, times 0 [ 92.875931] CPU: 1 PID: 8962 Comm: syz-executor.3 Not tainted 4.19.134-syzkaller #0 [ 92.883781] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 92.893161] Call Trace: [ 92.895767] dump_stack+0x123/0x177 [ 92.899447] should_fail.cold.4+0x5/0x13 [ 92.903515] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 92.908630] ? lock_downgrade+0x860/0x860 [ 92.912800] __should_failslab+0xba/0xf0 [ 92.916876] should_failslab+0x9/0x14 [ 92.920687] kmem_cache_alloc_trace+0x2d4/0x740 [ 92.925369] ? qfq_change_class+0xa89/0x14b5 [ 92.929872] ? qfq_change_class+0xa89/0x14b5 [ 92.934328] ? __local_bh_enable_ip+0x160/0x260 [ 92.939132] qfq_change_class+0xacf/0x14b5 [ 92.943425] ? selinux_capable+0x1b/0x20 [ 92.947496] ? qfq_delete_class+0x2d0/0x2d0 [ 92.951861] ? nla_parse+0x197/0x280 [ 92.955573] tc_ctl_tclass+0x3e9/0xba0 [ 92.959462] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 92.964584] ? find_held_lock+0x36/0x1d0 [ 92.968659] rtnetlink_rcv_msg+0x34f/0x8f0 [ 92.972884] ? rtnetlink_put_metrics+0x490/0x490 [ 92.977632] ? find_held_lock+0x36/0x1d0 [ 92.981814] netlink_rcv_skb+0x13e/0x3d0 [ 92.985955] ? lock_downgrade+0x860/0x860 [ 92.990122] ? rtnetlink_put_metrics+0x490/0x490 [ 92.994903] ? netlink_ack+0xa50/0xa50 [ 92.999005] ? netlink_deliver_tap+0x182/0xb00 [ 93.003607] rtnetlink_rcv+0x10/0x20 [ 93.007373] netlink_unicast+0x443/0x650 [ 93.011428] ? netlink_attachskb+0x6c0/0x6c0 [ 93.015830] netlink_sendmsg+0x765/0xc40 [ 93.019883] ? netlink_unicast+0x650/0x650 [ 93.024121] ? copy_msghdr_from_user+0x20b/0x3e0 [ 93.028899] ? selinux_socket_sendmsg+0x31/0x40 [ 93.033569] ? netlink_unicast+0x650/0x650 [ 93.037834] sock_sendmsg+0xb5/0xf0 [ 93.041485] ___sys_sendmsg+0x647/0x950 [ 93.045571] ? find_held_lock+0x36/0x1d0 [ 93.049769] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 93.054552] ? __fget+0x278/0x400 [ 93.058008] ? kasan_check_read+0x11/0x20 [ 93.062169] ? __fget+0x295/0x400 [ 93.065647] ? ksys_dup3+0x2e0/0x2e0 [ 93.069346] ? __f_unlock_pos+0xd/0x10 [ 93.073237] ? __fget_light+0x174/0x1e0 [ 93.077562] ? __fdget+0xe/0x10 [ 93.080986] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 93.085959] __sys_sendmsg+0xd9/0x180 [ 93.090047] ? __ia32_sys_shutdown+0x70/0x70 [ 93.094463] ? __sb_end_write+0xa4/0xd0 [ 93.098462] ? kasan_check_write+0x14/0x20 [ 93.102734] ? fput+0x18/0x120 [ 93.105933] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 93.111453] __x64_sys_sendmsg+0x73/0xb0 [ 93.115524] do_syscall_64+0xd0/0x4e0 [ 93.119329] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 93.124533] RIP: 0033:0x45c4a9 [ 93.127719] 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 [ 93.146626] RSP: 002b:00007f7f15ac7c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 93.154330] RAX: ffffffffffffffda RBX: 00007f7f15ac86d4 RCX: 000000000045c4a9 [ 93.162465] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 93.169733] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 93.177133] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 93.184413] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 93.194337] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 93.222361] FAULT_INJECTION: forcing a failure. [ 93.222361] name failslab, interval 1, probability 0, space 0, times 0 [ 93.233879] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 93.250961] CPU: 1 PID: 8972 Comm: syz-executor.2 Not tainted 4.19.134-syzkaller #0 [ 93.256551] syz-executor.0 (8985) used greatest stack depth: 23688 bytes left [ 93.258775] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 93.258779] Call Trace: [ 93.258792] dump_stack+0x123/0x177 [ 93.258803] should_fail.cold.4+0x5/0x13 [ 93.258808] ? find_held_lock+0x36/0x1d0 [ 93.258815] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 93.258829] __should_failslab+0xba/0xf0 [ 93.258836] should_failslab+0x9/0x14 [ 93.258841] kmem_cache_alloc+0x47/0x730 [ 93.258848] ? lock_acquire+0x173/0x3d0 [ 93.258857] skb_clone+0x115/0x340 [ 93.258865] netlink_deliver_tap+0x7d7/0xb00 [ 93.258876] __netlink_sendskb+0x62/0xc0 [ 93.258882] netlink_unicast+0x4ea/0x650 [ 93.258891] ? netlink_attachskb+0x6c0/0x6c0 [ 93.258902] netlink_ack+0x514/0xa50 [ 93.258909] ? netlink_sendmsg+0xc40/0xc40 [ 93.306754] FAULT_INJECTION: forcing a failure. [ 93.306754] name failslab, interval 1, probability 0, space 0, times 0 [ 93.306977] ? find_held_lock+0x36/0x1d0 [ 93.354580] netlink_rcv_skb+0x2a8/0x3d0 [ 93.358655] ? lock_downgrade+0x860/0x860 [ 93.362827] ? rtnetlink_put_metrics+0x490/0x490 [ 93.367612] ? netlink_ack+0xa50/0xa50 [ 93.371514] ? netlink_deliver_tap+0x182/0xb00 [ 93.376115] rtnetlink_rcv+0x10/0x20 [ 93.379839] netlink_unicast+0x443/0x650 [ 93.383936] ? netlink_attachskb+0x6c0/0x6c0 [ 93.388358] netlink_sendmsg+0x765/0xc40 [ 93.392440] ? netlink_unicast+0x650/0x650 [ 93.396672] ? copy_msghdr_from_user+0x20b/0x3e0 [ 93.401427] ? selinux_socket_sendmsg+0x31/0x40 [ 93.406093] ? netlink_unicast+0x650/0x650 [ 93.410329] sock_sendmsg+0xb5/0xf0 [ 93.413952] ___sys_sendmsg+0x647/0x950 [ 93.417925] ? find_held_lock+0x36/0x1d0 [ 93.421992] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 93.426779] ? __fget+0x278/0x400 [ 93.430236] ? kasan_check_read+0x11/0x20 [ 93.434511] ? __fget+0x295/0x400 [ 93.437984] ? ksys_dup3+0x2e0/0x2e0 [ 93.441697] ? __f_unlock_pos+0xd/0x10 [ 93.445605] ? __fget_light+0x174/0x1e0 [ 93.449586] ? __fdget+0xe/0x10 [ 93.452887] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 93.457732] __sys_sendmsg+0xd9/0x180 [ 93.461537] ? __ia32_sys_shutdown+0x70/0x70 [ 93.465963] ? __sb_end_write+0xa4/0xd0 [ 93.469984] ? kasan_check_write+0x14/0x20 [ 93.474226] ? fput+0x18/0x120 [ 93.477437] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 93.482818] __x64_sys_sendmsg+0x73/0xb0 [ 93.486891] do_syscall_64+0xd0/0x4e0 [ 93.490703] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 93.495904] RIP: 0033:0x45c4a9 [ 93.499115] 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 [ 93.518022] RSP: 002b:00007f4e38207c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 93.525736] RAX: ffffffffffffffda RBX: 00007f4e382086d4 RCX: 000000000045c4a9 [ 93.533018] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 93.540305] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 93.547591] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 93.554881] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 93.562192] CPU: 0 PID: 9021 Comm: syz-executor.3 Not tainted 4.19.134-syzkaller #0 [ 93.570020] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 93.579392] Call Trace: [ 93.582002] dump_stack+0x123/0x177 [ 93.585652] should_fail.cold.4+0x5/0x13 [ 93.589737] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 93.594855] ? lock_downgrade+0x860/0x860 [ 93.599027] __should_failslab+0xba/0xf0 [ 93.603123] should_failslab+0x9/0x14 [ 93.606948] kmem_cache_alloc_trace+0x2d4/0x740 [ 93.611625] ? qfq_change_class+0xa89/0x14b5 [ 93.616094] ? qfq_change_class+0xa89/0x14b5 [ 93.620501] ? __local_bh_enable_ip+0x160/0x260 [ 93.626149] qfq_change_class+0xacf/0x14b5 [ 93.630394] ? selinux_capable+0x1b/0x20 [ 93.634740] ? qfq_delete_class+0x2d0/0x2d0 [ 93.639068] ? nla_parse+0x197/0x280 [ 93.642777] tc_ctl_tclass+0x3e9/0xba0 [ 93.646661] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 93.651756] ? find_held_lock+0x36/0x1d0 [ 93.655825] rtnetlink_rcv_msg+0x34f/0x8f0 [ 93.660085] ? rtnetlink_put_metrics+0x490/0x490 [ 93.664856] ? find_held_lock+0x36/0x1d0 [ 93.668935] netlink_rcv_skb+0x13e/0x3d0 [ 93.673002] ? lock_downgrade+0x860/0x860 [ 93.677303] ? rtnetlink_put_metrics+0x490/0x490 [ 93.682061] ? netlink_ack+0xa50/0xa50 [ 93.685982] ? netlink_deliver_tap+0x182/0xb00 [ 93.690587] rtnetlink_rcv+0x10/0x20 [ 93.694308] netlink_unicast+0x443/0x650 [ 93.698380] ? netlink_attachskb+0x6c0/0x6c0 [ 93.702806] netlink_sendmsg+0x765/0xc40 [ 93.706877] ? netlink_unicast+0x650/0x650 [ 93.711118] ? copy_msghdr_from_user+0x20b/0x3e0 [ 93.715878] ? selinux_socket_sendmsg+0x31/0x40 [ 93.720583] ? netlink_unicast+0x650/0x650 [ 93.724866] sock_sendmsg+0xb5/0xf0 [ 93.728499] ___sys_sendmsg+0x647/0x950 [ 93.732481] ? find_held_lock+0x36/0x1d0 [ 93.736559] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 93.741328] ? __fget+0x278/0x400 [ 93.744796] ? kasan_check_read+0x11/0x20 [ 93.748940] ? __fget+0x295/0x400 [ 93.752391] ? ksys_dup3+0x2e0/0x2e0 [ 93.756127] ? __f_unlock_pos+0xd/0x10 [ 93.760034] ? __fget_light+0x174/0x1e0 [ 93.764003] ? __fdget+0xe/0x10 [ 93.767287] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 93.772125] __sys_sendmsg+0xd9/0x180 [ 93.775951] ? __ia32_sys_shutdown+0x70/0x70 [ 93.780372] ? __sb_end_write+0xa4/0xd0 [ 93.784353] ? kasan_check_write+0x14/0x20 [ 93.788587] ? fput+0x18/0x120 [ 93.791787] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 93.797163] __x64_sys_sendmsg+0x73/0xb0 [ 93.801227] do_syscall_64+0xd0/0x4e0 [ 93.805036] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 93.810220] RIP: 0033:0x45c4a9 [ 93.813419] 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 [ 93.832318] RSP: 002b:00007f7f15b09c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 93.840015] RAX: ffffffffffffffda RBX: 00007f7f15b0a6d4 RCX: 000000000045c4a9 [ 93.847295] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 93.854820] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 93.862096] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 93.869382] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 93.883361] FAULT_INJECTION: forcing a failure. [ 93.883361] name failslab, interval 1, probability 0, space 0, times 0 [ 93.906727] FAULT_INJECTION: forcing a failure. [ 93.906727] name failslab, interval 1, probability 0, space 0, times 0 [ 93.928252] CPU: 0 PID: 8987 Comm: syz-executor.0 Not tainted 4.19.134-syzkaller #0 [ 93.936206] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 93.945571] Call Trace: [ 93.948172] dump_stack+0x123/0x177 [ 93.951815] should_fail.cold.4+0x5/0x13 [ 93.955888] ? find_held_lock+0x36/0x1d0 [ 93.960314] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 93.965446] __should_failslab+0xba/0xf0 [ 93.969543] should_failslab+0x9/0x14 [ 93.973366] kmem_cache_alloc+0x47/0x730 [ 93.977440] ? lock_acquire+0x173/0x3d0 [ 93.981451] skb_clone+0x115/0x340 [ 93.985006] netlink_deliver_tap+0x7d7/0xb00 [ 93.989424] __netlink_sendskb+0x62/0xc0 [ 93.993494] netlink_unicast+0x4ea/0x650 [ 93.997576] ? netlink_attachskb+0x6c0/0x6c0 [ 94.002008] netlink_ack+0x514/0xa50 [ 94.005760] ? netlink_sendmsg+0xc40/0xc40 [ 94.011041] ? find_held_lock+0x36/0x1d0 [ 94.015131] netlink_rcv_skb+0x2a8/0x3d0 [ 94.019203] ? lock_downgrade+0x860/0x860 [ 94.023359] ? rtnetlink_put_metrics+0x490/0x490 [ 94.028129] ? netlink_ack+0xa50/0xa50 [ 94.032123] ? netlink_deliver_tap+0x182/0xb00 [ 94.036734] rtnetlink_rcv+0x10/0x20 [ 94.040474] netlink_unicast+0x443/0x650 [ 94.044559] ? netlink_attachskb+0x6c0/0x6c0 [ 94.049013] netlink_sendmsg+0x765/0xc40 [ 94.053092] ? netlink_unicast+0x650/0x650 [ 94.057325] ? copy_msghdr_from_user+0x20b/0x3e0 [ 94.062103] ? selinux_socket_sendmsg+0x31/0x40 [ 94.066788] ? netlink_unicast+0x650/0x650 [ 94.071039] sock_sendmsg+0xb5/0xf0 [ 94.074675] ___sys_sendmsg+0x647/0x950 [ 94.078665] ? find_held_lock+0x36/0x1d0 [ 94.082731] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 94.087493] ? __fget+0x278/0x400 [ 94.090980] ? kasan_check_read+0x11/0x20 [ 94.095148] ? __fget+0x295/0x400 [ 94.098688] ? ksys_dup3+0x2e0/0x2e0 [ 94.102433] ? __f_unlock_pos+0xd/0x10 [ 94.106323] ? __fget_light+0x174/0x1e0 [ 94.110741] ? __fdget+0xe/0x10 [ 94.114036] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 94.118891] __sys_sendmsg+0xd9/0x180 [ 94.122695] ? __ia32_sys_shutdown+0x70/0x70 [ 94.127104] ? __sb_end_write+0xa4/0xd0 [ 94.131082] ? kasan_check_write+0x14/0x20 [ 94.135348] ? fput+0x18/0x120 [ 94.138581] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 94.144057] __x64_sys_sendmsg+0x73/0xb0 [ 94.148122] do_syscall_64+0xd0/0x4e0 [ 94.152022] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 94.157219] RIP: 0033:0x45c4a9 [ 94.160408] 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 [ 94.179322] RSP: 002b:00007fafa3e6cc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 94.187040] RAX: ffffffffffffffda RBX: 00007fafa3e6d6d4 RCX: 000000000045c4a9 [ 94.194341] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000007 [ 94.201615] RBP: 000000000076c100 R08: 0000000000000000 R09: 0000000000000000 [ 94.208895] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 94.216209] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 94.223517] CPU: 1 PID: 8994 Comm: syz-executor.1 Not tainted 4.19.134-syzkaller #0 [ 94.231342] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 94.240714] Call Trace: [ 94.243514] dump_stack+0x123/0x177 [ 94.247174] should_fail.cold.4+0x5/0x13 [ 94.251261] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 94.256490] ? lock_downgrade+0x860/0x860 [ 94.260652] __should_failslab+0xba/0xf0 [ 94.264731] should_failslab+0x9/0x14 [ 94.268534] kmem_cache_alloc_trace+0x2d4/0x740 [ 94.273230] ? qfq_change_class+0xa89/0x14b5 [ 94.277654] ? qfq_change_class+0xa89/0x14b5 [ 94.282153] ? __local_bh_enable_ip+0x160/0x260 [ 94.286850] qfq_change_class+0xacf/0x14b5 [ 94.291101] ? selinux_capable+0x1b/0x20 [ 94.295425] ? qfq_delete_class+0x2d0/0x2d0 [ 94.299753] ? nla_parse+0x197/0x280 [ 94.303467] tc_ctl_tclass+0x3e9/0xba0 [ 94.307353] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 94.312474] ? find_held_lock+0x36/0x1d0 [ 94.316541] rtnetlink_rcv_msg+0x34f/0x8f0 [ 94.320804] ? rtnetlink_put_metrics+0x490/0x490 [ 94.325561] ? find_held_lock+0x36/0x1d0 [ 94.329637] netlink_rcv_skb+0x13e/0x3d0 [ 94.333709] ? lock_downgrade+0x860/0x860 [ 94.337858] ? rtnetlink_put_metrics+0x490/0x490 [ 94.342735] ? netlink_ack+0xa50/0xa50 [ 94.346627] ? netlink_deliver_tap+0x182/0xb00 [ 94.351263] rtnetlink_rcv+0x10/0x20 [ 94.354972] netlink_unicast+0x443/0x650 [ 94.359026] ? netlink_attachskb+0x6c0/0x6c0 [ 94.363510] netlink_sendmsg+0x765/0xc40 [ 94.367586] ? netlink_unicast+0x650/0x650 [ 94.371865] ? copy_msghdr_from_user+0x20b/0x3e0 [ 94.376623] ? selinux_socket_sendmsg+0x31/0x40 [ 94.381287] ? netlink_unicast+0x650/0x650 [ 94.385513] sock_sendmsg+0xb5/0xf0 [ 94.389135] ___sys_sendmsg+0x647/0x950 [ 94.393107] ? find_held_lock+0x36/0x1d0 [ 94.397164] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 94.401922] ? __fget+0x278/0x400 [ 94.405372] ? kasan_check_read+0x11/0x20 [ 94.409520] ? __fget+0x295/0x400 [ 94.412993] ? ksys_dup3+0x2e0/0x2e0 [ 94.416713] ? __f_unlock_pos+0xd/0x10 [ 94.420610] ? __fget_light+0x174/0x1e0 [ 94.424581] ? __fdget+0xe/0x10 [ 94.427866] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 94.432756] __sys_sendmsg+0xd9/0x180 [ 94.436568] ? __ia32_sys_shutdown+0x70/0x70 [ 94.441078] ? __sb_end_write+0xa4/0xd0 [ 94.445097] ? kasan_check_write+0x14/0x20 [ 94.449332] ? fput+0x18/0x120 [ 94.452541] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 94.457924] __x64_sys_sendmsg+0x73/0xb0 [ 94.462345] do_syscall_64+0xd0/0x4e0 [ 94.466235] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 94.471438] RIP: 0033:0x45c4a9 [ 94.474625] 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 [ 94.493626] RSP: 002b:00007f6b70141c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 94.501343] RAX: ffffffffffffffda RBX: 00007f6b701426d4 RCX: 000000000045c4a9 [ 94.508675] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000007 [ 94.515950] RBP: 000000000076c100 R08: 0000000000000000 R09: 0000000000000000 [ 94.523240] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 94.530523] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 94.566401] FAULT_INJECTION: forcing a failure. [ 94.566401] name failslab, interval 1, probability 0, space 0, times 0 [ 94.590501] CPU: 1 PID: 9008 Comm: syz-executor.4 Not tainted 4.19.134-syzkaller #0 [ 94.598348] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 94.607700] Call Trace: [ 94.610286] dump_stack+0x123/0x177 [ 94.613932] should_fail.cold.4+0x5/0x13 [ 94.617995] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 94.623116] ? lock_downgrade+0x860/0x860 [ 94.627270] __should_failslab+0xba/0xf0 [ 94.631326] should_failslab+0x9/0x14 [ 94.635112] kmem_cache_alloc_trace+0x2d4/0x740 [ 94.639923] ? qfq_change_class+0xa89/0x14b5 [ 94.644347] ? qfq_change_class+0xa89/0x14b5 [ 94.648761] ? __local_bh_enable_ip+0x160/0x260 [ 94.653443] qfq_change_class+0xacf/0x14b5 [ 94.657813] ? selinux_capable+0x1b/0x20 [ 94.661897] ? qfq_delete_class+0x2d0/0x2d0 [ 94.666217] ? nla_parse+0x197/0x280 [ 94.669996] tc_ctl_tclass+0x3e9/0xba0 [ 94.673927] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 94.679024] ? find_held_lock+0x36/0x1d0 [ 94.683125] rtnetlink_rcv_msg+0x34f/0x8f0 [ 94.687362] ? rtnetlink_put_metrics+0x490/0x490 [ 94.692111] ? find_held_lock+0x36/0x1d0 [ 94.696200] netlink_rcv_skb+0x13e/0x3d0 [ 94.700291] ? lock_downgrade+0x860/0x860 [ 94.704442] ? rtnetlink_put_metrics+0x490/0x490 [ 94.709202] ? netlink_ack+0xa50/0xa50 [ 94.713201] ? netlink_deliver_tap+0x182/0xb00 [ 94.717807] rtnetlink_rcv+0x10/0x20 [ 94.721520] netlink_unicast+0x443/0x650 [ 94.725604] ? netlink_attachskb+0x6c0/0x6c0 [ 94.730019] netlink_sendmsg+0x765/0xc40 [ 94.734084] ? netlink_unicast+0x650/0x650 [ 94.738313] ? copy_msghdr_from_user+0x20b/0x3e0 [ 94.743084] ? selinux_socket_sendmsg+0x31/0x40 [ 94.747766] ? netlink_unicast+0x650/0x650 [ 94.752011] sock_sendmsg+0xb5/0xf0 [ 94.755661] ___sys_sendmsg+0x647/0x950 [ 94.759752] ? find_held_lock+0x36/0x1d0 [ 94.764172] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 94.769051] ? __fget+0x278/0x400 [ 94.772514] ? kasan_check_read+0x11/0x20 [ 94.776674] ? __fget+0x295/0x400 [ 94.780132] ? ksys_dup3+0x2e0/0x2e0 [ 94.783878] ? __f_unlock_pos+0xd/0x10 [ 94.787944] ? __fget_light+0x174/0x1e0 [ 94.792074] ? __fdget+0xe/0x10 [ 94.795359] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 94.800225] __sys_sendmsg+0xd9/0x180 [ 94.804050] ? __ia32_sys_shutdown+0x70/0x70 [ 94.808487] ? __sb_end_write+0xa4/0xd0 [ 94.812480] ? kasan_check_write+0x14/0x20 [ 94.816713] ? fput+0x18/0x120 [ 94.819915] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 94.825315] __x64_sys_sendmsg+0x73/0xb0 [ 94.829490] do_syscall_64+0xd0/0x4e0 [ 94.833334] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 94.838553] RIP: 0033:0x45c4a9 [ 94.841789] 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 [ 94.860786] RSP: 002b:00007f6293de3c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 94.868508] RAX: ffffffffffffffda RBX: 00007f6293de46d4 RCX: 000000000045c4a9 [ 94.875772] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 94.883250] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 94.890517] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 94.897787] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 94.932604] FAULT_INJECTION: forcing a failure. [ 94.932604] name failslab, interval 1, probability 0, space 0, times 0 [ 94.953918] CPU: 0 PID: 9014 Comm: syz-executor.5 Not tainted 4.19.134-syzkaller #0 [ 94.961877] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 94.971349] Call Trace: [ 94.973941] dump_stack+0x123/0x177 [ 94.977574] should_fail.cold.4+0x5/0x13 [ 94.981667] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 94.986805] ? lock_downgrade+0x860/0x860 [ 94.990984] __should_failslab+0xba/0xf0 [ 94.995050] should_failslab+0x9/0x14 [ 94.998851] kmem_cache_alloc_trace+0x2d4/0x740 [ 95.003530] ? qfq_change_class+0xa89/0x14b5 [ 95.007934] ? qfq_change_class+0xa89/0x14b5 [ 95.012354] ? __local_bh_enable_ip+0x160/0x260 [ 95.017029] qfq_change_class+0xacf/0x14b5 [ 95.021532] ? selinux_capable+0x1b/0x20 [ 95.025660] ? qfq_delete_class+0x2d0/0x2d0 [ 95.030298] ? nla_parse+0x197/0x280 [ 95.034027] tc_ctl_tclass+0x3e9/0xba0 [ 95.037920] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 95.043071] ? find_held_lock+0x36/0x1d0 [ 95.047172] rtnetlink_rcv_msg+0x34f/0x8f0 [ 95.051426] ? rtnetlink_put_metrics+0x490/0x490 [ 95.056186] ? find_held_lock+0x36/0x1d0 [ 95.060251] netlink_rcv_skb+0x13e/0x3d0 [ 95.064337] ? lock_downgrade+0x860/0x860 [ 95.068517] ? rtnetlink_put_metrics+0x490/0x490 [ 95.073292] ? netlink_ack+0xa50/0xa50 [ 95.077190] ? netlink_deliver_tap+0x182/0xb00 [ 95.081775] rtnetlink_rcv+0x10/0x20 [ 95.085485] netlink_unicast+0x443/0x650 [ 95.089546] ? netlink_attachskb+0x6c0/0x6c0 [ 95.094030] netlink_sendmsg+0x765/0xc40 [ 95.098111] ? netlink_unicast+0x650/0x650 [ 95.102387] ? copy_msghdr_from_user+0x20b/0x3e0 [ 95.107165] ? selinux_socket_sendmsg+0x31/0x40 [ 95.111840] ? netlink_unicast+0x650/0x650 [ 95.116096] sock_sendmsg+0xb5/0xf0 [ 95.119747] ___sys_sendmsg+0x647/0x950 [ 95.123737] ? find_held_lock+0x36/0x1d0 [ 95.127826] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 95.132607] ? __fget+0x278/0x400 [ 95.136071] ? kasan_check_read+0x11/0x20 [ 95.140236] ? __fget+0x295/0x400 [ 95.143715] ? ksys_dup3+0x2e0/0x2e0 [ 95.147447] ? __f_unlock_pos+0xd/0x10 [ 95.151333] ? __fget_light+0x174/0x1e0 [ 95.155314] ? __fdget+0xe/0x10 [ 95.158603] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 95.163506] __sys_sendmsg+0xd9/0x180 [ 95.167321] ? __ia32_sys_shutdown+0x70/0x70 [ 95.171751] ? __sb_end_write+0xa4/0xd0 [ 95.175731] ? kasan_check_write+0x14/0x20 [ 95.179971] ? fput+0x18/0x120 [ 95.183160] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 95.188545] __x64_sys_sendmsg+0x73/0xb0 [ 95.192653] do_syscall_64+0xd0/0x4e0 [ 95.196461] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 95.201719] RIP: 0033:0x45c4a9 [ 95.204912] 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 [ 95.223828] RSP: 002b:00007f0e1f96fc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 95.231554] RAX: ffffffffffffffda RBX: 00007f0e1f9706d4 RCX: 000000000045c4a9 [ 95.238851] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 95.246211] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 95.253488] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 95.260759] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 2020/07/22 23:08:55 executed programs: 120 [ 95.307227] nla_parse: 4 callbacks suppressed [ 95.307232] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 95.335520] FAULT_INJECTION: forcing a failure. [ 95.335520] name failslab, interval 1, probability 0, space 0, times 0 [ 95.352882] CPU: 1 PID: 9037 Comm: syz-executor.2 Not tainted 4.19.134-syzkaller #0 [ 95.360728] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 95.370095] Call Trace: [ 95.372696] dump_stack+0x123/0x177 [ 95.376338] should_fail.cold.4+0x5/0x13 [ 95.380403] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 95.385525] ? lock_downgrade+0x860/0x860 [ 95.389694] __should_failslab+0xba/0xf0 [ 95.393746] should_failslab+0x9/0x14 [ 95.397546] kmem_cache_alloc_trace+0x2d4/0x740 [ 95.402238] ? qfq_change_class+0xa89/0x14b5 [ 95.406668] ? qfq_change_class+0xa89/0x14b5 [ 95.411105] ? __local_bh_enable_ip+0x160/0x260 [ 95.415800] qfq_change_class+0xacf/0x14b5 [ 95.420036] ? selinux_capable+0x1b/0x20 [ 95.424104] ? qfq_delete_class+0x2d0/0x2d0 [ 95.428441] ? nla_parse+0x197/0x280 [ 95.432151] tc_ctl_tclass+0x3e9/0xba0 [ 95.436043] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 95.441164] ? find_held_lock+0x36/0x1d0 [ 95.445260] rtnetlink_rcv_msg+0x34f/0x8f0 [ 95.449489] ? rtnetlink_put_metrics+0x490/0x490 [ 95.454234] ? find_held_lock+0x36/0x1d0 [ 95.458294] netlink_rcv_skb+0x13e/0x3d0 [ 95.462530] ? lock_downgrade+0x860/0x860 [ 95.466691] ? rtnetlink_put_metrics+0x490/0x490 [ 95.471461] ? netlink_ack+0xa50/0xa50 [ 95.475340] ? netlink_deliver_tap+0x182/0xb00 [ 95.479951] rtnetlink_rcv+0x10/0x20 [ 95.483657] netlink_unicast+0x443/0x650 [ 95.487720] ? netlink_attachskb+0x6c0/0x6c0 [ 95.492143] netlink_sendmsg+0x765/0xc40 [ 95.496226] ? netlink_unicast+0x650/0x650 [ 95.500486] ? copy_msghdr_from_user+0x20b/0x3e0 [ 95.505248] ? selinux_socket_sendmsg+0x31/0x40 [ 95.509928] ? netlink_unicast+0x650/0x650 [ 95.514176] sock_sendmsg+0xb5/0xf0 [ 95.517926] ___sys_sendmsg+0x647/0x950 [ 95.521910] ? find_held_lock+0x36/0x1d0 [ 95.525994] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 95.530855] ? __fget+0x278/0x400 [ 95.534329] ? kasan_check_read+0x11/0x20 [ 95.538477] ? __fget+0x295/0x400 [ 95.541964] ? ksys_dup3+0x2e0/0x2e0 [ 95.545681] ? __f_unlock_pos+0xd/0x10 [ 95.549568] ? __fget_light+0x174/0x1e0 [ 95.553547] ? __fdget+0xe/0x10 [ 95.556866] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 95.561725] __sys_sendmsg+0xd9/0x180 [ 95.565536] ? __ia32_sys_shutdown+0x70/0x70 [ 95.570010] ? __sb_end_write+0xa4/0xd0 [ 95.573995] ? kasan_check_write+0x14/0x20 [ 95.578228] ? fput+0x18/0x120 [ 95.581434] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 95.586810] __x64_sys_sendmsg+0x73/0xb0 [ 95.590877] do_syscall_64+0xd0/0x4e0 [ 95.594673] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 95.599858] RIP: 0033:0x45c4a9 [ 95.603040] 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 [ 95.622052] RSP: 002b:00007f4e381e6c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 95.629754] RAX: ffffffffffffffda RBX: 00007f4e381e76d4 RCX: 000000000045c4a9 [ 95.637034] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000007 [ 95.644299] RBP: 000000000076c100 R08: 0000000000000000 R09: 0000000000000000 [ 95.651595] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 95.658867] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 95.678623] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 95.695417] FAULT_INJECTION: forcing a failure. [ 95.695417] name failslab, interval 1, probability 0, space 0, times 0 [ 95.711882] CPU: 1 PID: 9047 Comm: syz-executor.3 Not tainted 4.19.134-syzkaller #0 [ 95.719726] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 95.729090] Call Trace: [ 95.731693] dump_stack+0x123/0x177 [ 95.735334] should_fail.cold.4+0x5/0x13 [ 95.739400] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 95.744561] ? lock_downgrade+0x860/0x860 [ 95.748755] __should_failslab+0xba/0xf0 [ 95.752862] should_failslab+0x9/0x14 [ 95.756671] kmem_cache_alloc_trace+0x2d4/0x740 [ 95.761407] ? qfq_change_class+0xa89/0x14b5 [ 95.765870] ? qfq_change_class+0xa89/0x14b5 [ 95.770296] ? __local_bh_enable_ip+0x160/0x260 [ 95.775005] qfq_change_class+0xacf/0x14b5 [ 95.779265] ? selinux_capable+0x1b/0x20 [ 95.783347] ? qfq_delete_class+0x2d0/0x2d0 [ 95.787704] ? nla_parse+0x197/0x280 [ 95.791429] tc_ctl_tclass+0x3e9/0xba0 [ 95.795325] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 95.800514] ? find_held_lock+0x36/0x1d0 [ 95.804593] rtnetlink_rcv_msg+0x34f/0x8f0 [ 95.808858] ? rtnetlink_put_metrics+0x490/0x490 [ 95.813745] ? find_held_lock+0x36/0x1d0 [ 95.817814] netlink_rcv_skb+0x13e/0x3d0 [ 95.821899] ? lock_downgrade+0x860/0x860 [ 95.826085] ? rtnetlink_put_metrics+0x490/0x490 [ 95.830862] ? netlink_ack+0xa50/0xa50 [ 95.834781] ? netlink_deliver_tap+0x182/0xb00 [ 95.839382] rtnetlink_rcv+0x10/0x20 [ 95.843105] netlink_unicast+0x443/0x650 [ 95.847267] ? netlink_attachskb+0x6c0/0x6c0 [ 95.851687] netlink_sendmsg+0x765/0xc40 [ 95.855763] ? netlink_unicast+0x650/0x650 [ 95.860015] ? copy_msghdr_from_user+0x20b/0x3e0 [ 95.864790] ? selinux_socket_sendmsg+0x31/0x40 [ 95.869482] ? netlink_unicast+0x650/0x650 [ 95.873729] sock_sendmsg+0xb5/0xf0 [ 95.877370] ___sys_sendmsg+0x647/0x950 [ 95.881351] ? find_held_lock+0x36/0x1d0 [ 95.885433] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 95.890229] ? __fget+0x278/0x400 [ 95.893948] ? kasan_check_read+0x11/0x20 [ 95.898109] ? __fget+0x295/0x400 [ 95.901560] ? ksys_dup3+0x2e0/0x2e0 [ 95.905275] ? __f_unlock_pos+0xd/0x10 [ 95.909180] ? __fget_light+0x174/0x1e0 [ 95.913162] ? __fdget+0xe/0x10 [ 95.916460] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 95.921320] __sys_sendmsg+0xd9/0x180 [ 95.925146] ? __ia32_sys_shutdown+0x70/0x70 [ 95.929566] ? __sb_end_write+0xa4/0xd0 [ 95.933589] ? kasan_check_write+0x14/0x20 [ 95.937849] ? fput+0x18/0x120 [ 95.941045] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 95.946408] __x64_sys_sendmsg+0x73/0xb0 [ 95.950501] do_syscall_64+0xd0/0x4e0 [ 95.954307] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 95.959507] RIP: 0033:0x45c4a9 [ 95.962790] 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 [ 95.981797] RSP: 002b:00007f7f15ac7c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 95.989546] RAX: ffffffffffffffda RBX: 00007f7f15ac86d4 RCX: 000000000045c4a9 [ 95.996876] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 96.004153] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 96.011444] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 96.018720] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 96.030912] FAULT_INJECTION: forcing a failure. [ 96.030912] name failslab, interval 1, probability 0, space 0, times 0 [ 96.038344] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 96.042594] CPU: 1 PID: 9092 Comm: syz-executor.2 Not tainted 4.19.134-syzkaller #0 [ 96.058612] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 96.067982] Call Trace: [ 96.070578] dump_stack+0x123/0x177 [ 96.074221] should_fail.cold.4+0x5/0x13 [ 96.078292] ? find_held_lock+0x36/0x1d0 [ 96.082356] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 96.087496] __should_failslab+0xba/0xf0 [ 96.091570] should_failslab+0x9/0x14 [ 96.095378] kmem_cache_alloc+0x47/0x730 [ 96.099451] ? lock_acquire+0x173/0x3d0 [ 96.103442] skb_clone+0x115/0x340 [ 96.106989] netlink_deliver_tap+0x7d7/0xb00 [ 96.110593] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 96.111403] __netlink_sendskb+0x62/0xc0 [ 96.111412] netlink_unicast+0x4ea/0x650 [ 96.111422] ? netlink_attachskb+0x6c0/0x6c0 [ 96.111434] netlink_ack+0x514/0xa50 [ 96.111444] ? netlink_sendmsg+0xc40/0xc40 [ 96.111450] ? find_held_lock+0x36/0x1d0 [ 96.111461] netlink_rcv_skb+0x2a8/0x3d0 [ 96.148603] ? lock_downgrade+0x860/0x860 [ 96.152762] ? rtnetlink_put_metrics+0x490/0x490 [ 96.157524] ? netlink_ack+0xa50/0xa50 [ 96.161416] ? netlink_deliver_tap+0x182/0xb00 [ 96.166011] rtnetlink_rcv+0x10/0x20 [ 96.169726] netlink_unicast+0x443/0x650 [ 96.172474] FAULT_INJECTION: forcing a failure. [ 96.172474] name failslab, interval 1, probability 0, space 0, times 0 [ 96.173793] ? netlink_attachskb+0x6c0/0x6c0 [ 96.173806] netlink_sendmsg+0x765/0xc40 [ 96.173817] ? netlink_unicast+0x650/0x650 [ 96.173824] ? copy_msghdr_from_user+0x20b/0x3e0 [ 96.173837] ? selinux_socket_sendmsg+0x31/0x40 [ 96.173845] ? netlink_unicast+0x650/0x650 [ 96.211375] sock_sendmsg+0xb5/0xf0 [ 96.215019] ___sys_sendmsg+0x647/0x950 [ 96.219024] ? find_held_lock+0x36/0x1d0 [ 96.223113] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 96.227876] ? __fget+0x278/0x400 [ 96.231365] ? kasan_check_read+0x11/0x20 [ 96.237171] ? __fget+0x295/0x400 [ 96.240635] ? ksys_dup3+0x2e0/0x2e0 [ 96.244343] ? __f_unlock_pos+0xd/0x10 [ 96.248252] ? __fget_light+0x174/0x1e0 [ 96.252229] ? __fdget+0xe/0x10 [ 96.255513] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 96.260362] __sys_sendmsg+0xd9/0x180 [ 96.264162] ? __ia32_sys_shutdown+0x70/0x70 [ 96.268663] ? __sb_end_write+0xa4/0xd0 [ 96.272641] ? kasan_check_write+0x14/0x20 [ 96.276902] ? fput+0x18/0x120 [ 96.280101] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 96.285474] __x64_sys_sendmsg+0x73/0xb0 [ 96.289550] do_syscall_64+0xd0/0x4e0 [ 96.293353] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 96.298543] RIP: 0033:0x45c4a9 [ 96.301732] 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 [ 96.320635] RSP: 002b:00007f4e38228c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 96.328359] RAX: ffffffffffffffda RBX: 00007f4e382296d4 RCX: 000000000045c4a9 [ 96.336159] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 96.343438] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 96.350719] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 96.357994] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 96.365305] CPU: 0 PID: 9062 Comm: syz-executor.0 Not tainted 4.19.134-syzkaller #0 [ 96.373148] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 96.382512] Call Trace: [ 96.385096] dump_stack+0x123/0x177 [ 96.388717] should_fail.cold.4+0x5/0x13 [ 96.392782] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 96.397877] ? lock_downgrade+0x860/0x860 [ 96.402032] __should_failslab+0xba/0xf0 [ 96.406082] should_failslab+0x9/0x14 [ 96.409873] kmem_cache_alloc_trace+0x2d4/0x740 [ 96.414544] ? qfq_change_class+0xa89/0x14b5 [ 96.418943] ? qfq_change_class+0xa89/0x14b5 [ 96.423340] ? __local_bh_enable_ip+0x160/0x260 [ 96.427998] qfq_change_class+0xacf/0x14b5 [ 96.432239] ? selinux_capable+0x1b/0x20 [ 96.436311] ? qfq_delete_class+0x2d0/0x2d0 [ 96.440639] ? nla_parse+0x197/0x280 [ 96.444345] tc_ctl_tclass+0x3e9/0xba0 [ 96.448245] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 96.453348] ? find_held_lock+0x36/0x1d0 [ 96.457408] rtnetlink_rcv_msg+0x34f/0x8f0 [ 96.461643] ? rtnetlink_put_metrics+0x490/0x490 [ 96.466396] ? find_held_lock+0x36/0x1d0 [ 96.470582] netlink_rcv_skb+0x13e/0x3d0 [ 96.474641] ? lock_downgrade+0x860/0x860 [ 96.478785] ? rtnetlink_put_metrics+0x490/0x490 [ 96.483546] ? netlink_ack+0xa50/0xa50 [ 96.487421] ? netlink_deliver_tap+0x182/0xb00 [ 96.492008] rtnetlink_rcv+0x10/0x20 [ 96.495708] netlink_unicast+0x443/0x650 [ 96.499758] ? netlink_attachskb+0x6c0/0x6c0 [ 96.504431] netlink_sendmsg+0x765/0xc40 [ 96.508508] ? netlink_unicast+0x650/0x650 [ 96.512729] ? copy_msghdr_from_user+0x20b/0x3e0 [ 96.517585] ? selinux_socket_sendmsg+0x31/0x40 [ 96.522261] ? netlink_unicast+0x650/0x650 [ 96.526495] sock_sendmsg+0xb5/0xf0 [ 96.530145] ___sys_sendmsg+0x647/0x950 [ 96.534103] ? find_held_lock+0x36/0x1d0 [ 96.538147] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 96.542902] ? __fget+0x278/0x400 [ 96.546340] ? kasan_check_read+0x11/0x20 [ 96.550533] ? __fget+0x295/0x400 [ 96.553997] ? ksys_dup3+0x2e0/0x2e0 [ 96.557731] ? __f_unlock_pos+0xd/0x10 [ 96.561610] ? __fget_light+0x174/0x1e0 [ 96.565586] ? __fdget+0xe/0x10 [ 96.568866] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 96.573812] __sys_sendmsg+0xd9/0x180 [ 96.577623] ? __ia32_sys_shutdown+0x70/0x70 [ 96.582047] ? __sb_end_write+0xa4/0xd0 [ 96.586016] ? kasan_check_write+0x14/0x20 [ 96.590253] ? fput+0x18/0x120 [ 96.593453] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 96.598810] __x64_sys_sendmsg+0x73/0xb0 [ 96.602880] do_syscall_64+0xd0/0x4e0 [ 96.606713] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 96.611913] RIP: 0033:0x45c4a9 [ 96.615090] 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 [ 96.634294] RSP: 002b:00007fafa3e8dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 96.642023] RAX: ffffffffffffffda RBX: 00007fafa3e8e6d4 RCX: 000000000045c4a9 [ 96.649286] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 96.656547] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 96.663812] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 96.671087] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 96.696295] FAULT_INJECTION: forcing a failure. [ 96.696295] name failslab, interval 1, probability 0, space 0, times 0 [ 96.720712] CPU: 0 PID: 9063 Comm: syz-executor.1 Not tainted 4.19.134-syzkaller #0 [ 96.728531] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 96.737883] Call Trace: [ 96.740469] dump_stack+0x123/0x177 [ 96.744091] should_fail.cold.4+0x5/0x13 [ 96.748148] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 96.753253] ? lock_downgrade+0x860/0x860 [ 96.757409] __should_failslab+0xba/0xf0 [ 96.761587] should_failslab+0x9/0x14 [ 96.765381] kmem_cache_alloc_trace+0x2d4/0x740 [ 96.770069] ? qfq_change_class+0xa89/0x14b5 [ 96.774505] ? qfq_change_class+0xa89/0x14b5 [ 96.778923] ? __local_bh_enable_ip+0x160/0x260 [ 96.783594] qfq_change_class+0xacf/0x14b5 [ 96.787847] ? selinux_capable+0x1b/0x20 [ 96.791897] ? qfq_delete_class+0x2d0/0x2d0 [ 96.796207] ? nla_parse+0x197/0x280 [ 96.800546] tc_ctl_tclass+0x3e9/0xba0 [ 96.804437] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 96.809560] ? find_held_lock+0x36/0x1d0 [ 96.813647] rtnetlink_rcv_msg+0x34f/0x8f0 [ 96.817875] ? rtnetlink_put_metrics+0x490/0x490 [ 96.822685] ? find_held_lock+0x36/0x1d0 [ 96.826751] netlink_rcv_skb+0x13e/0x3d0 [ 96.830819] ? lock_downgrade+0x860/0x860 [ 96.834987] ? rtnetlink_put_metrics+0x490/0x490 [ 96.839743] ? netlink_ack+0xa50/0xa50 [ 96.843650] ? netlink_deliver_tap+0x182/0xb00 [ 96.848312] rtnetlink_rcv+0x10/0x20 [ 96.852027] netlink_unicast+0x443/0x650 [ 96.856098] ? netlink_attachskb+0x6c0/0x6c0 [ 96.860514] netlink_sendmsg+0x765/0xc40 [ 96.864574] ? netlink_unicast+0x650/0x650 [ 96.868819] ? copy_msghdr_from_user+0x20b/0x3e0 [ 96.873570] ? selinux_socket_sendmsg+0x31/0x40 [ 96.878286] ? netlink_unicast+0x650/0x650 [ 96.882535] sock_sendmsg+0xb5/0xf0 [ 96.886160] ___sys_sendmsg+0x647/0x950 [ 96.890150] ? find_held_lock+0x36/0x1d0 [ 96.894248] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 96.899041] ? __fget+0x278/0x400 [ 96.903320] ? kasan_check_read+0x11/0x20 [ 96.907488] ? __fget+0x295/0x400 [ 96.910930] ? ksys_dup3+0x2e0/0x2e0 [ 96.914680] ? __f_unlock_pos+0xd/0x10 [ 96.918559] ? __fget_light+0x174/0x1e0 [ 96.922530] ? __fdget+0xe/0x10 [ 96.925809] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 96.930654] __sys_sendmsg+0xd9/0x180 [ 96.934477] ? __ia32_sys_shutdown+0x70/0x70 [ 96.938891] ? __sb_end_write+0xa4/0xd0 [ 96.942870] ? kasan_check_write+0x14/0x20 [ 96.947101] ? fput+0x18/0x120 [ 96.950297] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 96.955659] __x64_sys_sendmsg+0x73/0xb0 [ 96.959754] do_syscall_64+0xd0/0x4e0 [ 96.963545] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 96.968735] RIP: 0033:0x45c4a9 [ 96.972009] 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 [ 96.990906] RSP: 002b:00007f6b70162c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 96.998621] RAX: ffffffffffffffda RBX: 00007f6b701636d4 RCX: 000000000045c4a9 [ 97.005904] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 97.013202] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 97.020631] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 97.027906] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 97.047710] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 97.090202] FAULT_INJECTION: forcing a failure. [ 97.090202] name failslab, interval 1, probability 0, space 0, times 0 [ 97.102191] CPU: 1 PID: 9072 Comm: syz-executor.4 Not tainted 4.19.134-syzkaller #0 [ 97.110010] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 97.119378] Call Trace: [ 97.121968] dump_stack+0x123/0x177 [ 97.125587] should_fail.cold.4+0x5/0x13 [ 97.129633] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 97.134822] ? lock_downgrade+0x860/0x860 [ 97.138970] __should_failslab+0xba/0xf0 [ 97.143043] should_failslab+0x9/0x14 [ 97.146829] kmem_cache_alloc_trace+0x2d4/0x740 [ 97.151491] ? qfq_change_class+0xa89/0x14b5 [ 97.155912] ? qfq_change_class+0xa89/0x14b5 [ 97.160327] ? __local_bh_enable_ip+0x160/0x260 [ 97.165009] qfq_change_class+0xacf/0x14b5 [ 97.169243] ? selinux_capable+0x1b/0x20 [ 97.173651] ? qfq_delete_class+0x2d0/0x2d0 [ 97.178081] ? nla_parse+0x197/0x280 [ 97.181809] tc_ctl_tclass+0x3e9/0xba0 [ 97.185704] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 97.190803] ? find_held_lock+0x36/0x1d0 [ 97.194875] rtnetlink_rcv_msg+0x34f/0x8f0 [ 97.199117] ? rtnetlink_put_metrics+0x490/0x490 [ 97.204078] ? find_held_lock+0x36/0x1d0 [ 97.208262] netlink_rcv_skb+0x13e/0x3d0 [ 97.212324] ? lock_downgrade+0x860/0x860 [ 97.216461] ? rtnetlink_put_metrics+0x490/0x490 [ 97.221226] ? netlink_ack+0xa50/0xa50 [ 97.225108] ? netlink_deliver_tap+0x182/0xb00 [ 97.229689] rtnetlink_rcv+0x10/0x20 [ 97.233398] netlink_unicast+0x443/0x650 [ 97.237466] ? netlink_attachskb+0x6c0/0x6c0 [ 97.241957] netlink_sendmsg+0x765/0xc40 [ 97.246029] ? netlink_unicast+0x650/0x650 [ 97.250266] ? copy_msghdr_from_user+0x20b/0x3e0 [ 97.255039] ? selinux_socket_sendmsg+0x31/0x40 [ 97.259715] ? netlink_unicast+0x650/0x650 [ 97.263959] sock_sendmsg+0xb5/0xf0 [ 97.267830] ___sys_sendmsg+0x647/0x950 [ 97.271830] ? find_held_lock+0x36/0x1d0 [ 97.275885] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 97.280648] ? __fget+0x278/0x400 [ 97.284122] ? kasan_check_read+0x11/0x20 [ 97.288294] ? __fget+0x295/0x400 [ 97.291750] ? ksys_dup3+0x2e0/0x2e0 [ 97.295459] ? __f_unlock_pos+0xd/0x10 [ 97.299360] ? __fget_light+0x174/0x1e0 [ 97.303335] ? __fdget+0xe/0x10 [ 97.306608] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 97.311507] __sys_sendmsg+0xd9/0x180 [ 97.315341] ? __ia32_sys_shutdown+0x70/0x70 [ 97.319761] ? __sb_end_write+0xa4/0xd0 [ 97.323735] ? kasan_check_write+0x14/0x20 [ 97.327989] ? fput+0x18/0x120 [ 97.331189] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 97.336563] __x64_sys_sendmsg+0x73/0xb0 [ 97.340662] do_syscall_64+0xd0/0x4e0 [ 97.344475] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 97.349688] RIP: 0033:0x45c4a9 [ 97.352883] 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 [ 97.371791] RSP: 002b:00007f6293de3c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 97.379540] RAX: ffffffffffffffda RBX: 00007f6293de46d4 RCX: 000000000045c4a9 [ 97.386825] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 97.394108] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 97.401388] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 97.408650] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 97.418419] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 97.444466] FAULT_INJECTION: forcing a failure. [ 97.444466] name failslab, interval 1, probability 0, space 0, times 0 [ 97.466998] CPU: 0 PID: 9083 Comm: syz-executor.5 Not tainted 4.19.134-syzkaller #0 [ 97.474834] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 97.484198] Call Trace: [ 97.486791] dump_stack+0x123/0x177 [ 97.490427] should_fail.cold.4+0x5/0x13 [ 97.494486] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 97.499581] ? lock_downgrade+0x860/0x860 [ 97.503722] __should_failslab+0xba/0xf0 [ 97.507788] should_failslab+0x9/0x14 [ 97.511588] kmem_cache_alloc_trace+0x2d4/0x740 [ 97.516249] ? qfq_change_class+0xa89/0x14b5 [ 97.520662] ? qfq_change_class+0xa89/0x14b5 [ 97.525072] ? __local_bh_enable_ip+0x160/0x260 [ 97.529758] qfq_change_class+0xacf/0x14b5 [ 97.533999] ? selinux_capable+0x1b/0x20 [ 97.538073] ? qfq_delete_class+0x2d0/0x2d0 [ 97.542383] ? nla_parse+0x197/0x280 [ 97.546093] tc_ctl_tclass+0x3e9/0xba0 [ 97.549969] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 97.555064] ? find_held_lock+0x36/0x1d0 [ 97.559139] rtnetlink_rcv_msg+0x34f/0x8f0 [ 97.563368] ? rtnetlink_put_metrics+0x490/0x490 [ 97.568115] ? find_held_lock+0x36/0x1d0 [ 97.572182] netlink_rcv_skb+0x13e/0x3d0 [ 97.576253] ? lock_downgrade+0x860/0x860 [ 97.580412] ? rtnetlink_put_metrics+0x490/0x490 [ 97.585175] ? netlink_ack+0xa50/0xa50 [ 97.589269] ? netlink_deliver_tap+0x182/0xb00 [ 97.593870] rtnetlink_rcv+0x10/0x20 [ 97.597609] netlink_unicast+0x443/0x650 [ 97.601683] ? netlink_attachskb+0x6c0/0x6c0 [ 97.606100] netlink_sendmsg+0x765/0xc40 [ 97.610167] ? netlink_unicast+0x650/0x650 [ 97.614409] ? copy_msghdr_from_user+0x20b/0x3e0 [ 97.619171] ? selinux_socket_sendmsg+0x31/0x40 [ 97.623844] ? netlink_unicast+0x650/0x650 [ 97.628099] sock_sendmsg+0xb5/0xf0 [ 97.631728] ___sys_sendmsg+0x647/0x950 [ 97.635802] ? find_held_lock+0x36/0x1d0 [ 97.639866] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 97.644644] ? __fget+0x278/0x400 [ 97.648093] ? kasan_check_read+0x11/0x20 [ 97.652439] ? __fget+0x295/0x400 [ 97.655895] ? ksys_dup3+0x2e0/0x2e0 [ 97.659617] ? __f_unlock_pos+0xd/0x10 [ 97.663676] ? __fget_light+0x174/0x1e0 [ 97.667646] ? __fdget+0xe/0x10 [ 97.670936] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 97.675984] __sys_sendmsg+0xd9/0x180 [ 97.679842] ? __ia32_sys_shutdown+0x70/0x70 [ 97.684327] ? __sb_end_write+0xa4/0xd0 [ 97.688323] ? kasan_check_write+0x14/0x20 [ 97.692567] ? fput+0x18/0x120 [ 97.695757] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 97.701118] __x64_sys_sendmsg+0x73/0xb0 [ 97.705205] do_syscall_64+0xd0/0x4e0 [ 97.709041] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 97.714226] RIP: 0033:0x45c4a9 [ 97.717422] 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 [ 97.736419] RSP: 002b:00007f0e1f96fc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 97.744134] RAX: ffffffffffffffda RBX: 00007f0e1f9706d4 RCX: 000000000045c4a9 [ 97.751500] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 97.758763] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 97.766046] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 97.773306] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 97.809116] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 97.825028] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 97.879907] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 97.897278] FAULT_INJECTION: forcing a failure. [ 97.897278] name failslab, interval 1, probability 0, space 0, times 0 [ 97.914524] CPU: 1 PID: 9111 Comm: syz-executor.3 Not tainted 4.19.134-syzkaller #0 [ 97.922376] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 97.931749] Call Trace: [ 97.934345] dump_stack+0x123/0x177 [ 97.937986] should_fail.cold.4+0x5/0x13 [ 97.942053] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 97.947223] ? lock_downgrade+0x860/0x860 [ 97.951387] __should_failslab+0xba/0xf0 [ 97.955458] should_failslab+0x9/0x14 [ 97.959415] kmem_cache_alloc_trace+0x2d4/0x740 [ 97.964193] ? qfq_change_class+0xa89/0x14b5 [ 97.968635] ? qfq_change_class+0xa89/0x14b5 [ 97.973064] ? __local_bh_enable_ip+0x160/0x260 [ 97.977722] qfq_change_class+0xacf/0x14b5 [ 97.981946] ? selinux_capable+0x1b/0x20 [ 97.986173] ? qfq_delete_class+0x2d0/0x2d0 [ 97.990623] ? nla_parse+0x197/0x280 [ 97.994334] tc_ctl_tclass+0x3e9/0xba0 [ 97.998211] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 98.003305] ? find_held_lock+0x36/0x1d0 [ 98.007388] rtnetlink_rcv_msg+0x34f/0x8f0 [ 98.011648] ? rtnetlink_put_metrics+0x490/0x490 [ 98.016416] ? find_held_lock+0x36/0x1d0 [ 98.020841] netlink_rcv_skb+0x13e/0x3d0 [ 98.024925] ? lock_downgrade+0x860/0x860 [ 98.029067] ? rtnetlink_put_metrics+0x490/0x490 [ 98.033835] ? netlink_ack+0xa50/0xa50 [ 98.037808] ? netlink_deliver_tap+0x182/0xb00 [ 98.042947] rtnetlink_rcv+0x10/0x20 [ 98.046683] netlink_unicast+0x443/0x650 [ 98.050744] ? netlink_attachskb+0x6c0/0x6c0 [ 98.055162] netlink_sendmsg+0x765/0xc40 [ 98.059222] ? netlink_unicast+0x650/0x650 [ 98.063468] ? copy_msghdr_from_user+0x20b/0x3e0 [ 98.068221] ? selinux_socket_sendmsg+0x31/0x40 [ 98.072993] ? netlink_unicast+0x650/0x650 [ 98.077215] sock_sendmsg+0xb5/0xf0 [ 98.080836] ___sys_sendmsg+0x647/0x950 [ 98.084810] ? find_held_lock+0x36/0x1d0 [ 98.088872] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 98.093633] ? __fget+0x278/0x400 [ 98.097073] ? kasan_check_read+0x11/0x20 [ 98.101220] ? __fget+0x295/0x400 [ 98.104673] ? ksys_dup3+0x2e0/0x2e0 [ 98.108370] ? __f_unlock_pos+0xd/0x10 [ 98.112254] ? __fget_light+0x174/0x1e0 [ 98.116325] ? __fdget+0xe/0x10 [ 98.119602] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 98.124446] __sys_sendmsg+0xd9/0x180 [ 98.128240] ? __ia32_sys_shutdown+0x70/0x70 [ 98.132640] ? __sb_end_write+0xa4/0xd0 [ 98.136603] ? kasan_check_write+0x14/0x20 [ 98.140824] ? fput+0x18/0x120 [ 98.144016] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 98.149474] __x64_sys_sendmsg+0x73/0xb0 [ 98.153554] do_syscall_64+0xd0/0x4e0 [ 98.157340] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 98.162524] RIP: 0033:0x45c4a9 [ 98.165803] 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 [ 98.184716] RSP: 002b:00007f7f15ac7c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 98.192418] RAX: ffffffffffffffda RBX: 00007f7f15ac86d4 RCX: 000000000045c4a9 [ 98.199681] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 98.206951] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 98.214239] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 98.221557] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 98.231811] FAULT_INJECTION: forcing a failure. [ 98.231811] name failslab, interval 1, probability 0, space 0, times 0 [ 98.245337] CPU: 1 PID: 9112 Comm: syz-executor.0 Not tainted 4.19.134-syzkaller #0 [ 98.253242] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 98.262607] Call Trace: [ 98.265196] dump_stack+0x123/0x177 [ 98.268827] should_fail.cold.4+0x5/0x13 [ 98.272890] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 98.278000] ? lock_downgrade+0x860/0x860 [ 98.282188] __should_failslab+0xba/0xf0 [ 98.286272] should_failslab+0x9/0x14 [ 98.290075] kmem_cache_alloc_trace+0x2d4/0x740 [ 98.294772] ? qfq_change_class+0xa89/0x14b5 [ 98.299180] ? qfq_change_class+0xa89/0x14b5 [ 98.303586] ? __local_bh_enable_ip+0x160/0x260 [ 98.308779] qfq_change_class+0xacf/0x14b5 [ 98.313014] ? selinux_capable+0x1b/0x20 [ 98.317079] ? qfq_delete_class+0x2d0/0x2d0 [ 98.321402] ? nla_parse+0x197/0x280 [ 98.325119] tc_ctl_tclass+0x3e9/0xba0 [ 98.329013] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 98.334235] ? find_held_lock+0x36/0x1d0 [ 98.338320] rtnetlink_rcv_msg+0x34f/0x8f0 [ 98.342556] ? rtnetlink_put_metrics+0x490/0x490 [ 98.347310] ? find_held_lock+0x36/0x1d0 [ 98.351564] netlink_rcv_skb+0x13e/0x3d0 [ 98.355621] ? lock_downgrade+0x860/0x860 [ 98.359791] ? rtnetlink_put_metrics+0x490/0x490 [ 98.364551] ? netlink_ack+0xa50/0xa50 [ 98.368446] ? netlink_deliver_tap+0x182/0xb00 [ 98.373108] rtnetlink_rcv+0x10/0x20 [ 98.376838] netlink_unicast+0x443/0x650 [ 98.380891] ? netlink_attachskb+0x6c0/0x6c0 [ 98.385384] netlink_sendmsg+0x765/0xc40 [ 98.389442] ? netlink_unicast+0x650/0x650 [ 98.393672] ? copy_msghdr_from_user+0x20b/0x3e0 [ 98.398426] ? selinux_socket_sendmsg+0x31/0x40 [ 98.403092] ? netlink_unicast+0x650/0x650 [ 98.407309] sock_sendmsg+0xb5/0xf0 [ 98.410933] ___sys_sendmsg+0x647/0x950 [ 98.414887] ? find_held_lock+0x36/0x1d0 [ 98.418964] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 98.423717] ? __fget+0x278/0x400 [ 98.427160] ? kasan_check_read+0x11/0x20 [ 98.431298] ? __fget+0x295/0x400 [ 98.434746] ? ksys_dup3+0x2e0/0x2e0 [ 98.438465] ? __f_unlock_pos+0xd/0x10 [ 98.442346] ? __fget_light+0x174/0x1e0 [ 98.446335] ? __fdget+0xe/0x10 [ 98.449635] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 98.454474] __sys_sendmsg+0xd9/0x180 [ 98.458275] ? __ia32_sys_shutdown+0x70/0x70 [ 98.462863] ? __sb_end_write+0xa4/0xd0 [ 98.466840] ? kasan_check_write+0x14/0x20 [ 98.471065] ? fput+0x18/0x120 [ 98.474251] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 98.479613] __x64_sys_sendmsg+0x73/0xb0 [ 98.483771] do_syscall_64+0xd0/0x4e0 [ 98.487572] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 98.492788] RIP: 0033:0x45c4a9 [ 98.495977] 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 [ 98.514887] RSP: 002b:00007fafa3e8dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 98.522585] RAX: ffffffffffffffda RBX: 00007fafa3e8e6d4 RCX: 000000000045c4a9 [ 98.529856] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 98.537125] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 98.544386] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 98.551694] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 98.561296] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 98.610928] FAULT_INJECTION: forcing a failure. [ 98.610928] name failslab, interval 1, probability 0, space 0, times 0 [ 98.623155] CPU: 1 PID: 9122 Comm: syz-executor.1 Not tainted 4.19.134-syzkaller #0 [ 98.630963] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 98.640327] Call Trace: [ 98.642913] dump_stack+0x123/0x177 [ 98.646526] should_fail.cold.4+0x5/0x13 [ 98.650607] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 98.655720] ? lock_downgrade+0x860/0x860 [ 98.660082] __should_failslab+0xba/0xf0 [ 98.664172] should_failslab+0x9/0x14 [ 98.667969] kmem_cache_alloc_trace+0x2d4/0x740 [ 98.672817] ? qfq_change_class+0xa89/0x14b5 [ 98.677232] ? qfq_change_class+0xa89/0x14b5 [ 98.681667] ? __local_bh_enable_ip+0x160/0x260 [ 98.686362] qfq_change_class+0xacf/0x14b5 [ 98.690612] ? selinux_capable+0x1b/0x20 [ 98.694693] ? qfq_delete_class+0x2d0/0x2d0 [ 98.699270] ? nla_parse+0x197/0x280 [ 98.703016] tc_ctl_tclass+0x3e9/0xba0 [ 98.706928] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 98.712033] ? find_held_lock+0x36/0x1d0 [ 98.716208] rtnetlink_rcv_msg+0x34f/0x8f0 [ 98.720440] ? rtnetlink_put_metrics+0x490/0x490 [ 98.725193] ? find_held_lock+0x36/0x1d0 [ 98.729255] netlink_rcv_skb+0x13e/0x3d0 [ 98.733308] ? lock_downgrade+0x860/0x860 [ 98.737450] ? rtnetlink_put_metrics+0x490/0x490 [ 98.742203] ? netlink_ack+0xa50/0xa50 [ 98.746077] ? netlink_deliver_tap+0x182/0xb00 [ 98.750785] rtnetlink_rcv+0x10/0x20 [ 98.754508] netlink_unicast+0x443/0x650 [ 98.758566] ? netlink_attachskb+0x6c0/0x6c0 [ 98.762969] netlink_sendmsg+0x765/0xc40 [ 98.767030] ? netlink_unicast+0x650/0x650 [ 98.771370] ? copy_msghdr_from_user+0x20b/0x3e0 [ 98.776152] ? selinux_socket_sendmsg+0x31/0x40 [ 98.780831] ? netlink_unicast+0x650/0x650 [ 98.785466] sock_sendmsg+0xb5/0xf0 [ 98.789086] ___sys_sendmsg+0x647/0x950 [ 98.793070] ? find_held_lock+0x36/0x1d0 [ 98.797134] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 98.801988] ? __fget+0x278/0x400 [ 98.805429] ? kasan_check_read+0x11/0x20 [ 98.809600] ? __fget+0x295/0x400 [ 98.813049] ? ksys_dup3+0x2e0/0x2e0 [ 98.816755] ? __f_unlock_pos+0xd/0x10 [ 98.821043] ? __fget_light+0x174/0x1e0 [ 98.825575] ? __fdget+0xe/0x10 [ 98.830322] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 98.835881] __sys_sendmsg+0xd9/0x180 [ 98.840384] ? __ia32_sys_shutdown+0x70/0x70 [ 98.845535] ? __sb_end_write+0xa4/0xd0 [ 98.849519] ? kasan_check_write+0x14/0x20 [ 98.853858] ? fput+0x18/0x120 [ 98.857084] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 98.862477] __x64_sys_sendmsg+0x73/0xb0 [ 98.866559] do_syscall_64+0xd0/0x4e0 [ 98.870351] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 98.875733] RIP: 0033:0x45c4a9 [ 98.878921] 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 [ 98.897919] RSP: 002b:00007f6b70162c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 98.906088] RAX: ffffffffffffffda RBX: 00007f6b701636d4 RCX: 000000000045c4a9 [ 98.914325] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 98.921627] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 98.929102] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 98.936488] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 98.952233] FAULT_INJECTION: forcing a failure. [ 98.952233] name failslab, interval 1, probability 0, space 0, times 0 [ 98.965839] CPU: 1 PID: 9131 Comm: syz-executor.4 Not tainted 4.19.134-syzkaller #0 [ 98.973667] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 98.983542] Call Trace: [ 98.986130] dump_stack+0x123/0x177 [ 98.989963] should_fail.cold.4+0x5/0x13 [ 98.994131] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 99.000054] ? lock_downgrade+0x860/0x860 [ 99.004527] __should_failslab+0xba/0xf0 [ 99.009254] should_failslab+0x9/0x14 [ 99.013662] kmem_cache_alloc_trace+0x2d4/0x740 [ 99.018345] ? qfq_change_class+0xa89/0x14b5 [ 99.022774] ? qfq_change_class+0xa89/0x14b5 [ 99.027202] ? __local_bh_enable_ip+0x160/0x260 [ 99.031887] qfq_change_class+0xacf/0x14b5 [ 99.036145] ? selinux_capable+0x1b/0x20 [ 99.040321] ? qfq_delete_class+0x2d0/0x2d0 [ 99.044685] ? nla_parse+0x197/0x280 [ 99.048405] tc_ctl_tclass+0x3e9/0xba0 [ 99.052321] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 99.057451] ? find_held_lock+0x36/0x1d0 [ 99.061550] rtnetlink_rcv_msg+0x34f/0x8f0 [ 99.065789] ? rtnetlink_put_metrics+0x490/0x490 [ 99.070604] ? find_held_lock+0x36/0x1d0 [ 99.074702] netlink_rcv_skb+0x13e/0x3d0 [ 99.078769] ? lock_downgrade+0x860/0x860 [ 99.082938] ? rtnetlink_put_metrics+0x490/0x490 [ 99.087711] ? netlink_ack+0xa50/0xa50 [ 99.091593] ? netlink_deliver_tap+0x182/0xb00 [ 99.096179] rtnetlink_rcv+0x10/0x20 [ 99.099952] netlink_unicast+0x443/0x650 [ 99.104026] ? netlink_attachskb+0x6c0/0x6c0 [ 99.108655] netlink_sendmsg+0x765/0xc40 [ 99.112720] ? netlink_unicast+0x650/0x650 [ 99.118352] ? copy_msghdr_from_user+0x20b/0x3e0 [ 99.123117] ? selinux_socket_sendmsg+0x31/0x40 [ 99.127789] ? netlink_unicast+0x650/0x650 [ 99.132062] sock_sendmsg+0xb5/0xf0 [ 99.135717] ___sys_sendmsg+0x647/0x950 [ 99.139799] ? find_held_lock+0x36/0x1d0 [ 99.143867] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 99.148636] ? __fget+0x278/0x400 [ 99.152176] ? kasan_check_read+0x11/0x20 [ 99.156333] ? __fget+0x295/0x400 [ 99.159788] ? ksys_dup3+0x2e0/0x2e0 [ 99.163501] ? __f_unlock_pos+0xd/0x10 [ 99.167467] ? __fget_light+0x174/0x1e0 [ 99.171433] ? __fdget+0xe/0x10 [ 99.174705] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 99.179627] __sys_sendmsg+0xd9/0x180 [ 99.183787] ? __ia32_sys_shutdown+0x70/0x70 [ 99.188252] ? __sb_end_write+0xa4/0xd0 [ 99.192380] ? kasan_check_write+0x14/0x20 [ 99.196613] ? fput+0x18/0x120 [ 99.199810] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 99.205191] __x64_sys_sendmsg+0x73/0xb0 [ 99.209259] do_syscall_64+0xd0/0x4e0 [ 99.213062] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 99.218285] RIP: 0033:0x45c4a9 [ 99.221479] 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 [ 99.240649] RSP: 002b:00007f6293de3c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 99.248371] RAX: ffffffffffffffda RBX: 00007f6293de46d4 RCX: 000000000045c4a9 [ 99.255933] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 99.263235] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 99.270520] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 99.277799] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 99.298449] FAULT_INJECTION: forcing a failure. [ 99.298449] name failslab, interval 1, probability 0, space 0, times 0 [ 99.317048] CPU: 1 PID: 9154 Comm: syz-executor.2 Not tainted 4.19.134-syzkaller #0 [ 99.324960] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 99.334434] Call Trace: [ 99.337039] dump_stack+0x123/0x177 [ 99.340684] should_fail.cold.4+0x5/0x13 [ 99.344755] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 99.349869] ? lock_downgrade+0x860/0x860 [ 99.354026] __should_failslab+0xba/0xf0 [ 99.358092] should_failslab+0x9/0x14 [ 99.361895] kmem_cache_alloc_trace+0x2d4/0x740 [ 99.366565] ? qfq_change_class+0xa89/0x14b5 [ 99.370981] ? qfq_change_class+0xa89/0x14b5 [ 99.375396] ? __local_bh_enable_ip+0x160/0x260 [ 99.380079] qfq_change_class+0xacf/0x14b5 [ 99.384329] ? selinux_capable+0x1b/0x20 [ 99.388395] ? qfq_delete_class+0x2d0/0x2d0 [ 99.392728] ? nla_parse+0x197/0x280 [ 99.396456] tc_ctl_tclass+0x3e9/0xba0 [ 99.400361] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 99.405469] ? find_held_lock+0x36/0x1d0 [ 99.409559] rtnetlink_rcv_msg+0x34f/0x8f0 [ 99.413815] ? rtnetlink_put_metrics+0x490/0x490 [ 99.418568] ? find_held_lock+0x36/0x1d0 [ 99.422637] netlink_rcv_skb+0x13e/0x3d0 [ 99.426716] ? lock_downgrade+0x860/0x860 [ 99.430865] ? rtnetlink_put_metrics+0x490/0x490 [ 99.435617] ? netlink_ack+0xa50/0xa50 [ 99.439556] ? netlink_deliver_tap+0x182/0xb00 [ 99.444180] rtnetlink_rcv+0x10/0x20 [ 99.447984] netlink_unicast+0x443/0x650 [ 99.452231] ? netlink_attachskb+0x6c0/0x6c0 [ 99.456651] netlink_sendmsg+0x765/0xc40 [ 99.460723] ? netlink_unicast+0x650/0x650 [ 99.465015] ? copy_msghdr_from_user+0x20b/0x3e0 [ 99.469797] ? selinux_socket_sendmsg+0x31/0x40 [ 99.474469] ? netlink_unicast+0x650/0x650 [ 99.478841] sock_sendmsg+0xb5/0xf0 [ 99.482516] ___sys_sendmsg+0x647/0x950 [ 99.486795] ? find_held_lock+0x36/0x1d0 [ 99.490871] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 99.495695] ? __fget+0x278/0x400 [ 99.499168] ? kasan_check_read+0x11/0x20 [ 99.503355] ? __fget+0x295/0x400 [ 99.506809] ? ksys_dup3+0x2e0/0x2e0 [ 99.510531] ? __f_unlock_pos+0xd/0x10 [ 99.514434] ? __fget_light+0x174/0x1e0 [ 99.518410] ? __fdget+0xe/0x10 [ 99.521698] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 99.526543] __sys_sendmsg+0xd9/0x180 [ 99.530351] ? __ia32_sys_shutdown+0x70/0x70 [ 99.534849] ? __sb_end_write+0xa4/0xd0 [ 99.538816] ? kasan_check_write+0x14/0x20 [ 99.543046] ? fput+0x18/0x120 [ 99.546230] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 99.552557] __x64_sys_sendmsg+0x73/0xb0 [ 99.556612] do_syscall_64+0xd0/0x4e0 [ 99.560408] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 99.565595] RIP: 0033:0x45c4a9 [ 99.568785] 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 [ 99.587776] RSP: 002b:00007f4e38207c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 99.595506] RAX: ffffffffffffffda RBX: 00007f4e382086d4 RCX: 000000000045c4a9 [ 99.602787] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 99.610073] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 99.617357] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 99.624640] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 99.657105] FAULT_INJECTION: forcing a failure. [ 99.657105] name failslab, interval 1, probability 0, space 0, times 0 [ 99.680452] CPU: 1 PID: 9161 Comm: syz-executor.3 Not tainted 4.19.134-syzkaller #0 [ 99.688312] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 99.697895] Call Trace: [ 99.700496] dump_stack+0x123/0x177 [ 99.704160] should_fail.cold.4+0x5/0x13 [ 99.708347] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 99.713516] ? lock_downgrade+0x860/0x860 [ 99.717669] __should_failslab+0xba/0xf0 [ 99.721763] should_failslab+0x9/0x14 [ 99.725552] kmem_cache_alloc_trace+0x2d4/0x740 [ 99.730225] ? qfq_change_class+0xa89/0x14b5 [ 99.734632] ? qfq_change_class+0xa89/0x14b5 [ 99.739079] ? __local_bh_enable_ip+0x160/0x260 [ 99.743741] qfq_change_class+0xacf/0x14b5 [ 99.747974] ? selinux_capable+0x1b/0x20 [ 99.752021] ? qfq_delete_class+0x2d0/0x2d0 [ 99.756328] ? nla_parse+0x197/0x280 [ 99.760048] tc_ctl_tclass+0x3e9/0xba0 [ 99.763925] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 99.769020] ? find_held_lock+0x36/0x1d0 [ 99.773090] rtnetlink_rcv_msg+0x34f/0x8f0 [ 99.777321] ? rtnetlink_put_metrics+0x490/0x490 [ 99.782099] ? find_held_lock+0x36/0x1d0 [ 99.786161] netlink_rcv_skb+0x13e/0x3d0 [ 99.790244] ? lock_downgrade+0x860/0x860 [ 99.794493] ? rtnetlink_put_metrics+0x490/0x490 [ 99.799269] ? netlink_ack+0xa50/0xa50 [ 99.803152] ? netlink_deliver_tap+0x182/0xb00 [ 99.807740] rtnetlink_rcv+0x10/0x20 [ 99.811715] netlink_unicast+0x443/0x650 [ 99.816562] ? netlink_attachskb+0x6c0/0x6c0 [ 99.820962] netlink_sendmsg+0x765/0xc40 [ 99.825158] ? netlink_unicast+0x650/0x650 [ 99.829386] ? copy_msghdr_from_user+0x20b/0x3e0 [ 99.834170] ? selinux_socket_sendmsg+0x31/0x40 [ 99.838838] ? netlink_unicast+0x650/0x650 [ 99.843419] sock_sendmsg+0xb5/0xf0 [ 99.847037] ___sys_sendmsg+0x647/0x950 [ 99.851117] ? find_held_lock+0x36/0x1d0 [ 99.855174] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 99.859941] ? __fget+0x278/0x400 [ 99.863386] ? kasan_check_read+0x11/0x20 [ 99.867550] ? __fget+0x295/0x400 [ 99.871031] ? ksys_dup3+0x2e0/0x2e0 [ 99.874737] ? __f_unlock_pos+0xd/0x10 [ 99.878637] ? __fget_light+0x174/0x1e0 [ 99.882616] ? __fdget+0xe/0x10 [ 99.885891] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 99.890719] __sys_sendmsg+0xd9/0x180 [ 99.894506] ? __ia32_sys_shutdown+0x70/0x70 [ 99.898901] ? __sb_end_write+0xa4/0xd0 [ 99.902996] ? kasan_check_write+0x14/0x20 [ 99.907404] ? fput+0x18/0x120 [ 99.910627] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 99.915989] __x64_sys_sendmsg+0x73/0xb0 [ 99.920052] do_syscall_64+0xd0/0x4e0 [ 99.923859] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 99.929056] RIP: 0033:0x45c4a9 [ 99.932236] 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 [ 99.951133] RSP: 002b:00007f7f15ac7c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 99.958850] RAX: ffffffffffffffda RBX: 00007f7f15ac86d4 RCX: 000000000045c4a9 [ 99.966979] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 99.974260] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 99.981525] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 99.988803] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 100.002710] FAULT_INJECTION: forcing a failure. [ 100.002710] name failslab, interval 1, probability 0, space 0, times 0 [ 100.037872] CPU: 0 PID: 9162 Comm: syz-executor.5 Not tainted 4.19.134-syzkaller #0 [ 100.045713] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 100.055069] Call Trace: [ 100.057660] dump_stack+0x123/0x177 [ 100.061292] should_fail.cold.4+0x5/0x13 [ 100.065354] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 100.070457] ? lock_downgrade+0x860/0x860 [ 100.074616] __should_failslab+0xba/0xf0 [ 100.078694] should_failslab+0x9/0x14 [ 100.082491] kmem_cache_alloc_trace+0x2d4/0x740 [ 100.087160] ? qfq_change_class+0xa89/0x14b5 [ 100.091559] ? qfq_change_class+0xa89/0x14b5 [ 100.095967] ? __local_bh_enable_ip+0x160/0x260 [ 100.100764] qfq_change_class+0xacf/0x14b5 [ 100.104991] ? selinux_capable+0x1b/0x20 [ 100.109245] ? qfq_delete_class+0x2d0/0x2d0 [ 100.113561] ? nla_parse+0x197/0x280 [ 100.117265] tc_ctl_tclass+0x3e9/0xba0 [ 100.121159] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 100.126261] ? find_held_lock+0x36/0x1d0 [ 100.130323] rtnetlink_rcv_msg+0x34f/0x8f0 [ 100.134544] ? rtnetlink_put_metrics+0x490/0x490 [ 100.139282] ? find_held_lock+0x36/0x1d0 [ 100.143331] netlink_rcv_skb+0x13e/0x3d0 [ 100.147400] ? lock_downgrade+0x860/0x860 [ 100.151559] ? rtnetlink_put_metrics+0x490/0x490 [ 100.156311] ? netlink_ack+0xa50/0xa50 [ 100.160188] ? netlink_deliver_tap+0x182/0xb00 [ 100.164765] rtnetlink_rcv+0x10/0x20 [ 100.168652] netlink_unicast+0x443/0x650 [ 100.173555] ? netlink_attachskb+0x6c0/0x6c0 [ 100.177981] netlink_sendmsg+0x765/0xc40 [ 100.182528] ? netlink_unicast+0x650/0x650 [ 100.186768] ? copy_msghdr_from_user+0x20b/0x3e0 [ 100.191655] ? selinux_socket_sendmsg+0x31/0x40 [ 100.196591] ? netlink_unicast+0x650/0x650 [ 100.204236] sock_sendmsg+0xb5/0xf0 [ 100.207896] ___sys_sendmsg+0x647/0x950 [ 100.211879] ? find_held_lock+0x36/0x1d0 [ 100.216069] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 100.220849] ? __fget+0x278/0x400 [ 100.224304] ? kasan_check_read+0x11/0x20 [ 100.228488] ? __fget+0x295/0x400 [ 100.231945] ? ksys_dup3+0x2e0/0x2e0 [ 100.235654] ? __f_unlock_pos+0xd/0x10 [ 100.239555] ? __fget_light+0x174/0x1e0 [ 100.243523] ? __fdget+0xe/0x10 [ 100.246805] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 100.251645] __sys_sendmsg+0xd9/0x180 [ 100.255448] ? __ia32_sys_shutdown+0x70/0x70 [ 100.259861] ? __sb_end_write+0xa4/0xd0 [ 100.263837] ? kasan_check_write+0x14/0x20 [ 100.268063] ? fput+0x18/0x120 [ 100.271252] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 100.276621] __x64_sys_sendmsg+0x73/0xb0 [ 100.280764] do_syscall_64+0xd0/0x4e0 [ 100.284566] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 100.289831] RIP: 0033:0x45c4a9 [ 100.293020] 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 [ 100.311915] RSP: 002b:00007f0e1f96fc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 100.319756] RAX: ffffffffffffffda RBX: 00007f0e1f9706d4 RCX: 000000000045c4a9 [ 100.327811] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 2020/07/22 23:09:00 executed programs: 134 [ 100.335165] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 100.342709] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 100.349999] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 100.368909] nla_parse: 4 callbacks suppressed [ 100.368914] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 100.406290] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 100.426733] FAULT_INJECTION: forcing a failure. [ 100.426733] name failslab, interval 1, probability 0, space 0, times 0 [ 100.440365] CPU: 0 PID: 9181 Comm: syz-executor.1 Not tainted 4.19.134-syzkaller #0 [ 100.448546] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 100.457908] Call Trace: [ 100.460539] dump_stack+0x123/0x177 [ 100.464168] should_fail.cold.4+0x5/0x13 [ 100.468230] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 100.473320] ? lock_downgrade+0x860/0x860 [ 100.477491] __should_failslab+0xba/0xf0 [ 100.481539] should_failslab+0x9/0x14 [ 100.485378] kmem_cache_alloc_trace+0x2d4/0x740 [ 100.490052] ? qfq_change_class+0xa89/0x14b5 [ 100.494461] ? qfq_change_class+0xa89/0x14b5 [ 100.498862] ? __local_bh_enable_ip+0x160/0x260 [ 100.503539] qfq_change_class+0xacf/0x14b5 [ 100.507770] ? selinux_capable+0x1b/0x20 [ 100.511844] ? qfq_delete_class+0x2d0/0x2d0 [ 100.516168] ? nla_parse+0x197/0x280 [ 100.519938] tc_ctl_tclass+0x3e9/0xba0 [ 100.523838] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 100.528930] ? find_held_lock+0x36/0x1d0 [ 100.532987] rtnetlink_rcv_msg+0x34f/0x8f0 [ 100.537212] ? rtnetlink_put_metrics+0x490/0x490 [ 100.541977] ? find_held_lock+0x36/0x1d0 [ 100.546046] netlink_rcv_skb+0x13e/0x3d0 [ 100.550123] ? lock_downgrade+0x860/0x860 [ 100.555929] ? rtnetlink_put_metrics+0x490/0x490 [ 100.560682] ? netlink_ack+0xa50/0xa50 [ 100.564663] ? netlink_deliver_tap+0x182/0xb00 [ 100.569270] rtnetlink_rcv+0x10/0x20 [ 100.572977] netlink_unicast+0x443/0x650 [ 100.577241] ? netlink_attachskb+0x6c0/0x6c0 [ 100.581662] netlink_sendmsg+0x765/0xc40 [ 100.585791] ? netlink_unicast+0x650/0x650 [ 100.590019] ? copy_msghdr_from_user+0x20b/0x3e0 [ 100.594782] ? selinux_socket_sendmsg+0x31/0x40 [ 100.599471] ? netlink_unicast+0x650/0x650 [ 100.603719] sock_sendmsg+0xb5/0xf0 [ 100.607358] ___sys_sendmsg+0x647/0x950 [ 100.611343] ? find_held_lock+0x36/0x1d0 [ 100.615417] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 100.620175] ? __fget+0x278/0x400 [ 100.623639] ? kasan_check_read+0x11/0x20 [ 100.627784] ? __fget+0x295/0x400 [ 100.631245] ? ksys_dup3+0x2e0/0x2e0 [ 100.634955] ? __f_unlock_pos+0xd/0x10 [ 100.638843] ? __fget_light+0x174/0x1e0 [ 100.642819] ? __fdget+0xe/0x10 [ 100.646092] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 100.650942] __sys_sendmsg+0xd9/0x180 [ 100.654737] ? __ia32_sys_shutdown+0x70/0x70 [ 100.659267] ? __sb_end_write+0xa4/0xd0 [ 100.663249] ? kasan_check_write+0x14/0x20 [ 100.667474] ? fput+0x18/0x120 [ 100.670668] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 100.676133] __x64_sys_sendmsg+0x73/0xb0 [ 100.680193] do_syscall_64+0xd0/0x4e0 [ 100.684058] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 100.689306] RIP: 0033:0x45c4a9 [ 100.692486] 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 [ 100.711483] RSP: 002b:00007f6b70162c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 100.719196] RAX: ffffffffffffffda RBX: 00007f6b701636d4 RCX: 000000000045c4a9 [ 100.726456] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 100.733718] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 100.741080] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 100.748350] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 100.763564] FAULT_INJECTION: forcing a failure. [ 100.763564] name failslab, interval 1, probability 0, space 0, times 0 [ 100.782513] CPU: 0 PID: 9182 Comm: syz-executor.0 Not tainted 4.19.134-syzkaller #0 [ 100.790353] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 100.799723] Call Trace: [ 100.802328] dump_stack+0x123/0x177 [ 100.806084] should_fail.cold.4+0x5/0x13 [ 100.810149] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 100.815267] ? lock_downgrade+0x860/0x860 [ 100.819432] __should_failslab+0xba/0xf0 [ 100.823529] should_failslab+0x9/0x14 [ 100.827353] kmem_cache_alloc_trace+0x2d4/0x740 [ 100.832024] ? qfq_change_class+0xa89/0x14b5 [ 100.836438] ? qfq_change_class+0xa89/0x14b5 [ 100.840922] ? __local_bh_enable_ip+0x160/0x260 [ 100.845579] qfq_change_class+0xacf/0x14b5 [ 100.849811] ? selinux_capable+0x1b/0x20 [ 100.853917] ? qfq_delete_class+0x2d0/0x2d0 [ 100.858231] ? nla_parse+0x197/0x280 [ 100.862084] tc_ctl_tclass+0x3e9/0xba0 [ 100.865960] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 100.871058] ? find_held_lock+0x36/0x1d0 [ 100.875112] rtnetlink_rcv_msg+0x34f/0x8f0 [ 100.879336] ? rtnetlink_put_metrics+0x490/0x490 [ 100.884084] ? find_held_lock+0x36/0x1d0 [ 100.888137] netlink_rcv_skb+0x13e/0x3d0 [ 100.892178] ? lock_downgrade+0x860/0x860 [ 100.896315] ? rtnetlink_put_metrics+0x490/0x490 [ 100.901055] ? netlink_ack+0xa50/0xa50 [ 100.904926] ? netlink_deliver_tap+0x182/0xb00 [ 100.909516] rtnetlink_rcv+0x10/0x20 [ 100.913220] netlink_unicast+0x443/0x650 [ 100.917268] ? netlink_attachskb+0x6c0/0x6c0 [ 100.921683] netlink_sendmsg+0x765/0xc40 [ 100.925737] ? netlink_unicast+0x650/0x650 [ 100.929953] ? copy_msghdr_from_user+0x20b/0x3e0 [ 100.934703] ? selinux_socket_sendmsg+0x31/0x40 [ 100.939388] ? netlink_unicast+0x650/0x650 [ 100.943627] sock_sendmsg+0xb5/0xf0 [ 100.947244] ___sys_sendmsg+0x647/0x950 [ 100.951212] ? find_held_lock+0x36/0x1d0 [ 100.955260] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 100.960030] ? __fget+0x278/0x400 [ 100.963473] ? kasan_check_read+0x11/0x20 [ 100.967614] ? __fget+0x295/0x400 [ 100.971056] ? ksys_dup3+0x2e0/0x2e0 [ 100.974754] ? __f_unlock_pos+0xd/0x10 [ 100.978636] ? __fget_light+0x174/0x1e0 [ 100.982589] ? __fdget+0xe/0x10 [ 100.985853] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 100.990708] __sys_sendmsg+0xd9/0x180 [ 100.994488] ? __ia32_sys_shutdown+0x70/0x70 [ 100.998878] ? __sb_end_write+0xa4/0xd0 [ 101.002837] ? kasan_check_write+0x14/0x20 [ 101.007080] ? fput+0x18/0x120 [ 101.010256] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 101.015611] __x64_sys_sendmsg+0x73/0xb0 [ 101.019696] do_syscall_64+0xd0/0x4e0 [ 101.023491] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 101.028673] RIP: 0033:0x45c4a9 [ 101.031880] 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 [ 101.050795] RSP: 002b:00007fafa3e8dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 101.058543] RAX: ffffffffffffffda RBX: 00007fafa3e8e6d4 RCX: 000000000045c4a9 [ 101.065860] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 101.073126] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 101.080408] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 101.087697] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 101.117940] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 101.133390] FAULT_INJECTION: forcing a failure. [ 101.133390] name failslab, interval 1, probability 0, space 0, times 0 [ 101.146937] CPU: 0 PID: 9196 Comm: syz-executor.4 Not tainted 4.19.134-syzkaller #0 [ 101.154756] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 101.164164] Call Trace: [ 101.166766] dump_stack+0x123/0x177 [ 101.170402] should_fail.cold.4+0x5/0x13 [ 101.174469] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 101.179592] ? lock_downgrade+0x860/0x860 [ 101.183759] __should_failslab+0xba/0xf0 [ 101.187826] should_failslab+0x9/0x14 [ 101.191829] kmem_cache_alloc_trace+0x2d4/0x740 [ 101.196528] ? qfq_change_class+0xa89/0x14b5 [ 101.200934] ? qfq_change_class+0xa89/0x14b5 [ 101.205357] ? __local_bh_enable_ip+0x160/0x260 [ 101.210038] qfq_change_class+0xacf/0x14b5 [ 101.214282] ? selinux_capable+0x1b/0x20 [ 101.218347] ? qfq_delete_class+0x2d0/0x2d0 [ 101.222670] ? nla_parse+0x197/0x280 [ 101.226375] tc_ctl_tclass+0x3e9/0xba0 [ 101.230252] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 101.235373] ? find_held_lock+0x36/0x1d0 [ 101.239452] rtnetlink_rcv_msg+0x34f/0x8f0 [ 101.243706] ? rtnetlink_put_metrics+0x490/0x490 [ 101.248465] ? find_held_lock+0x36/0x1d0 [ 101.252529] netlink_rcv_skb+0x13e/0x3d0 [ 101.256690] ? lock_downgrade+0x860/0x860 [ 101.260823] ? rtnetlink_put_metrics+0x490/0x490 [ 101.265644] ? netlink_ack+0xa50/0xa50 [ 101.269523] ? netlink_deliver_tap+0x182/0xb00 [ 101.274116] rtnetlink_rcv+0x10/0x20 [ 101.277809] netlink_unicast+0x443/0x650 [ 101.282893] ? netlink_attachskb+0x6c0/0x6c0 [ 101.287289] netlink_sendmsg+0x765/0xc40 [ 101.291345] ? netlink_unicast+0x650/0x650 [ 101.295556] ? copy_msghdr_from_user+0x20b/0x3e0 [ 101.300296] ? selinux_socket_sendmsg+0x31/0x40 [ 101.304958] ? netlink_unicast+0x650/0x650 [ 101.309173] sock_sendmsg+0xb5/0xf0 [ 101.312778] ___sys_sendmsg+0x647/0x950 [ 101.316729] ? find_held_lock+0x36/0x1d0 [ 101.320776] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 101.325517] ? __fget+0x278/0x400 [ 101.328949] ? kasan_check_read+0x11/0x20 [ 101.333113] ? __fget+0x295/0x400 [ 101.336549] ? ksys_dup3+0x2e0/0x2e0 [ 101.340242] ? __f_unlock_pos+0xd/0x10 [ 101.344109] ? __fget_light+0x174/0x1e0 [ 101.348059] ? __fdget+0xe/0x10 [ 101.351331] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 101.356161] __sys_sendmsg+0xd9/0x180 [ 101.359950] ? __ia32_sys_shutdown+0x70/0x70 [ 101.364336] ? __sb_end_write+0xa4/0xd0 [ 101.368561] ? kasan_check_write+0x14/0x20 [ 101.372775] ? fput+0x18/0x120 [ 101.375969] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 101.381322] __x64_sys_sendmsg+0x73/0xb0 [ 101.385376] do_syscall_64+0xd0/0x4e0 [ 101.389162] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 101.394329] RIP: 0033:0x45c4a9 [ 101.397505] 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 [ 101.416832] RSP: 002b:00007f6293de3c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 101.424529] RAX: ffffffffffffffda RBX: 00007f6293de46d4 RCX: 000000000045c4a9 [ 101.431777] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 101.439392] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 101.446751] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 101.454001] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 101.478915] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 101.494261] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 101.514224] FAULT_INJECTION: forcing a failure. [ 101.514224] name failslab, interval 1, probability 0, space 0, times 0 [ 101.525726] CPU: 1 PID: 9209 Comm: syz-executor.2 Not tainted 4.19.134-syzkaller #0 [ 101.533522] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 101.542882] Call Trace: [ 101.545459] dump_stack+0x123/0x177 [ 101.549083] should_fail.cold.4+0x5/0x13 [ 101.553126] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 101.558231] ? lock_downgrade+0x860/0x860 [ 101.562427] __should_failslab+0xba/0xf0 [ 101.566600] should_failslab+0x9/0x14 [ 101.570395] kmem_cache_alloc_trace+0x2d4/0x740 [ 101.575173] ? qfq_change_class+0xa89/0x14b5 [ 101.579581] ? qfq_change_class+0xa89/0x14b5 [ 101.588075] ? __local_bh_enable_ip+0x160/0x260 [ 101.593216] qfq_change_class+0xacf/0x14b5 [ 101.597727] ? selinux_capable+0x1b/0x20 [ 101.601892] ? qfq_delete_class+0x2d0/0x2d0 [ 101.606305] ? nla_parse+0x197/0x280 [ 101.610140] tc_ctl_tclass+0x3e9/0xba0 [ 101.614056] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 101.619492] ? find_held_lock+0x36/0x1d0 [ 101.623561] rtnetlink_rcv_msg+0x34f/0x8f0 [ 101.628453] ? rtnetlink_put_metrics+0x490/0x490 [ 101.635335] ? find_held_lock+0x36/0x1d0 [ 101.639398] netlink_rcv_skb+0x13e/0x3d0 [ 101.643550] ? lock_downgrade+0x860/0x860 [ 101.647700] ? rtnetlink_put_metrics+0x490/0x490 [ 101.652448] ? netlink_ack+0xa50/0xa50 [ 101.656336] ? netlink_deliver_tap+0x182/0xb00 [ 101.661002] rtnetlink_rcv+0x10/0x20 [ 101.664704] netlink_unicast+0x443/0x650 [ 101.668861] ? netlink_attachskb+0x6c0/0x6c0 [ 101.673285] netlink_sendmsg+0x765/0xc40 [ 101.677339] ? netlink_unicast+0x650/0x650 [ 101.681560] ? copy_msghdr_from_user+0x20b/0x3e0 [ 101.686397] ? selinux_socket_sendmsg+0x31/0x40 [ 101.691088] ? netlink_unicast+0x650/0x650 [ 101.695317] sock_sendmsg+0xb5/0xf0 [ 101.698928] ___sys_sendmsg+0x647/0x950 [ 101.702902] ? find_held_lock+0x36/0x1d0 [ 101.707211] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 101.712143] ? __fget+0x278/0x400 [ 101.715904] ? kasan_check_read+0x11/0x20 [ 101.721798] ? __fget+0x295/0x400 [ 101.725262] ? ksys_dup3+0x2e0/0x2e0 [ 101.729085] ? __f_unlock_pos+0xd/0x10 [ 101.732962] ? __fget_light+0x174/0x1e0 [ 101.736932] ? __fdget+0xe/0x10 [ 101.740308] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 101.745243] __sys_sendmsg+0xd9/0x180 [ 101.749086] ? __ia32_sys_shutdown+0x70/0x70 [ 101.753710] ? __sb_end_write+0xa4/0xd0 [ 101.757800] ? kasan_check_write+0x14/0x20 [ 101.762017] ? fput+0x18/0x120 [ 101.765209] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 101.771667] __x64_sys_sendmsg+0x73/0xb0 [ 101.775745] do_syscall_64+0xd0/0x4e0 [ 101.780590] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 101.785855] RIP: 0033:0x45c4a9 [ 101.789049] 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 [ 101.808740] RSP: 002b:00007f4e38207c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 101.816542] RAX: ffffffffffffffda RBX: 00007f4e382086d4 RCX: 000000000045c4a9 [ 101.824071] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 101.831339] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 101.838604] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 101.846115] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 101.855711] FAULT_INJECTION: forcing a failure. [ 101.855711] name failslab, interval 1, probability 0, space 0, times 0 [ 101.868643] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 101.885278] CPU: 1 PID: 9212 Comm: syz-executor.3 Not tainted 4.19.134-syzkaller #0 [ 101.893093] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 101.902440] Call Trace: [ 101.905022] dump_stack+0x123/0x177 [ 101.908648] should_fail.cold.4+0x5/0x13 [ 101.912700] ? find_held_lock+0x36/0x1d0 [ 101.916795] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 101.921989] __should_failslab+0xba/0xf0 [ 101.926046] should_failslab+0x9/0x14 [ 101.929869] kmem_cache_alloc+0x47/0x730 [ 101.933924] ? lock_acquire+0x173/0x3d0 [ 101.937895] skb_clone+0x115/0x340 [ 101.941433] netlink_deliver_tap+0x7d7/0xb00 [ 101.945855] __netlink_sendskb+0x62/0xc0 [ 101.949795] FAULT_INJECTION: forcing a failure. [ 101.949795] name failslab, interval 1, probability 0, space 0, times 0 [ 101.949909] netlink_unicast+0x4ea/0x650 [ 101.949919] ? netlink_attachskb+0x6c0/0x6c0 [ 101.949931] netlink_ack+0x514/0xa50 [ 101.949939] ? netlink_sendmsg+0xc40/0xc40 [ 101.949945] ? find_held_lock+0x36/0x1d0 [ 101.949958] netlink_rcv_skb+0x2a8/0x3d0 [ 101.985578] ? lock_downgrade+0x860/0x860 [ 101.989723] ? rtnetlink_put_metrics+0x490/0x490 [ 101.994473] ? netlink_ack+0xa50/0xa50 [ 101.998358] ? netlink_deliver_tap+0x182/0xb00 [ 102.002938] rtnetlink_rcv+0x10/0x20 [ 102.006644] netlink_unicast+0x443/0x650 [ 102.010703] ? netlink_attachskb+0x6c0/0x6c0 [ 102.015117] netlink_sendmsg+0x765/0xc40 [ 102.019186] ? netlink_unicast+0x650/0x650 [ 102.023448] ? copy_msghdr_from_user+0x20b/0x3e0 [ 102.028288] ? selinux_socket_sendmsg+0x31/0x40 [ 102.032954] ? netlink_unicast+0x650/0x650 [ 102.037296] sock_sendmsg+0xb5/0xf0 [ 102.040920] ___sys_sendmsg+0x647/0x950 [ 102.044888] ? find_held_lock+0x36/0x1d0 [ 102.049030] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 102.053780] ? __fget+0x278/0x400 [ 102.057227] ? kasan_check_read+0x11/0x20 [ 102.062252] ? __fget+0x295/0x400 [ 102.065703] ? ksys_dup3+0x2e0/0x2e0 [ 102.069420] ? __f_unlock_pos+0xd/0x10 [ 102.073316] ? __fget_light+0x174/0x1e0 [ 102.077310] ? __fdget+0xe/0x10 [ 102.080585] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 102.085520] __sys_sendmsg+0xd9/0x180 [ 102.089400] ? __ia32_sys_shutdown+0x70/0x70 [ 102.094016] ? __sb_end_write+0xa4/0xd0 [ 102.097988] ? kasan_check_write+0x14/0x20 [ 102.102240] ? fput+0x18/0x120 [ 102.105429] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 102.110790] __x64_sys_sendmsg+0x73/0xb0 [ 102.114852] do_syscall_64+0xd0/0x4e0 [ 102.118653] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 102.123830] RIP: 0033:0x45c4a9 [ 102.127009] 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 [ 102.145912] RSP: 002b:00007f7f15ac7c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 102.153710] RAX: ffffffffffffffda RBX: 00007f7f15ac86d4 RCX: 000000000045c4a9 [ 102.160975] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 102.168248] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 102.175533] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 102.182832] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 102.190124] CPU: 0 PID: 9226 Comm: syz-executor.5 Not tainted 4.19.134-syzkaller #0 [ 102.197921] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 102.207279] Call Trace: [ 102.210027] dump_stack+0x123/0x177 [ 102.213637] should_fail.cold.4+0x5/0x13 [ 102.217686] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 102.222777] ? lock_downgrade+0x860/0x860 [ 102.226920] __should_failslab+0xba/0xf0 [ 102.231065] should_failslab+0x9/0x14 [ 102.234852] kmem_cache_alloc_trace+0x2d4/0x740 [ 102.239524] ? qfq_change_class+0xa89/0x14b5 [ 102.243933] ? qfq_change_class+0xa89/0x14b5 [ 102.248332] ? __local_bh_enable_ip+0x160/0x260 [ 102.253015] qfq_change_class+0xacf/0x14b5 [ 102.257234] ? selinux_capable+0x1b/0x20 [ 102.261287] ? qfq_delete_class+0x2d0/0x2d0 [ 102.265590] ? nla_parse+0x197/0x280 [ 102.269288] tc_ctl_tclass+0x3e9/0xba0 [ 102.273261] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 102.278345] ? find_held_lock+0x36/0x1d0 [ 102.282396] rtnetlink_rcv_msg+0x34f/0x8f0 [ 102.286614] ? rtnetlink_put_metrics+0x490/0x490 [ 102.291572] ? find_held_lock+0x36/0x1d0 [ 102.295617] netlink_rcv_skb+0x13e/0x3d0 [ 102.299653] ? lock_downgrade+0x860/0x860 [ 102.303777] ? rtnetlink_put_metrics+0x490/0x490 [ 102.308554] ? netlink_ack+0xa50/0xa50 [ 102.312423] ? netlink_deliver_tap+0x182/0xb00 [ 102.317593] rtnetlink_rcv+0x10/0x20 [ 102.321319] netlink_unicast+0x443/0x650 [ 102.325533] ? netlink_attachskb+0x6c0/0x6c0 [ 102.329931] netlink_sendmsg+0x765/0xc40 [ 102.333990] ? netlink_unicast+0x650/0x650 [ 102.338205] ? copy_msghdr_from_user+0x20b/0x3e0 [ 102.342956] ? selinux_socket_sendmsg+0x31/0x40 [ 102.347632] ? netlink_unicast+0x650/0x650 [ 102.351874] sock_sendmsg+0xb5/0xf0 [ 102.355497] ___sys_sendmsg+0x647/0x950 [ 102.359451] ? find_held_lock+0x36/0x1d0 [ 102.363510] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 102.368247] ? __fget+0x278/0x400 [ 102.371691] ? kasan_check_read+0x11/0x20 [ 102.375827] ? __fget+0x295/0x400 [ 102.379264] ? ksys_dup3+0x2e0/0x2e0 [ 102.383049] ? __f_unlock_pos+0xd/0x10 [ 102.386912] ? __fget_light+0x174/0x1e0 [ 102.390887] ? __fdget+0xe/0x10 [ 102.394245] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 102.399071] __sys_sendmsg+0xd9/0x180 [ 102.403038] ? __ia32_sys_shutdown+0x70/0x70 [ 102.407431] ? __sb_end_write+0xa4/0xd0 [ 102.411381] ? kasan_check_write+0x14/0x20 [ 102.415588] ? fput+0x18/0x120 [ 102.418772] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 102.424120] __x64_sys_sendmsg+0x73/0xb0 [ 102.428161] do_syscall_64+0xd0/0x4e0 [ 102.431952] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 102.437118] RIP: 0033:0x45c4a9 [ 102.440286] 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 [ 102.459180] RSP: 002b:00007f0e1f96fc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 102.466868] RAX: ffffffffffffffda RBX: 00007f0e1f9706d4 RCX: 000000000045c4a9 [ 102.474130] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 102.481375] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 102.488849] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 102.496657] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 102.552377] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 102.583186] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 102.603806] FAULT_INJECTION: forcing a failure. [ 102.603806] name failslab, interval 1, probability 0, space 0, times 0 [ 102.615464] FAULT_INJECTION: forcing a failure. [ 102.615464] name failslab, interval 1, probability 0, space 0, times 0 [ 102.618662] CPU: 0 PID: 9240 Comm: syz-executor.1 Not tainted 4.19.134-syzkaller #0 [ 102.634432] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 102.644036] Call Trace: [ 102.646640] dump_stack+0x123/0x177 [ 102.650263] should_fail.cold.4+0x5/0x13 [ 102.654343] ? find_held_lock+0x36/0x1d0 [ 102.658394] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 102.663588] __should_failslab+0xba/0xf0 [ 102.667642] should_failslab+0x9/0x14 [ 102.671430] kmem_cache_alloc+0x47/0x730 [ 102.675477] ? lock_acquire+0x173/0x3d0 [ 102.679443] skb_clone+0x115/0x340 [ 102.682972] netlink_deliver_tap+0x7d7/0xb00 [ 102.687386] __netlink_sendskb+0x62/0xc0 [ 102.691434] netlink_unicast+0x4ea/0x650 [ 102.695487] ? netlink_attachskb+0x6c0/0x6c0 [ 102.699888] netlink_ack+0x514/0xa50 [ 102.703588] ? netlink_sendmsg+0xc40/0xc40 [ 102.707809] ? find_held_lock+0x36/0x1d0 [ 102.711861] netlink_rcv_skb+0x2a8/0x3d0 [ 102.715910] ? lock_downgrade+0x860/0x860 [ 102.720045] ? rtnetlink_put_metrics+0x490/0x490 [ 102.724794] ? netlink_ack+0xa50/0xa50 [ 102.728673] ? netlink_deliver_tap+0x182/0xb00 [ 102.733259] rtnetlink_rcv+0x10/0x20 [ 102.736958] netlink_unicast+0x443/0x650 [ 102.741009] ? netlink_attachskb+0x6c0/0x6c0 [ 102.745409] netlink_sendmsg+0x765/0xc40 [ 102.749465] ? netlink_unicast+0x650/0x650 [ 102.753706] ? copy_msghdr_from_user+0x20b/0x3e0 [ 102.758468] ? selinux_socket_sendmsg+0x31/0x40 [ 102.763141] ? netlink_unicast+0x650/0x650 [ 102.767361] sock_sendmsg+0xb5/0xf0 [ 102.770980] ___sys_sendmsg+0x647/0x950 [ 102.774942] ? find_held_lock+0x36/0x1d0 [ 102.779104] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 102.783866] ? __fget+0x278/0x400 [ 102.787314] ? kasan_check_read+0x11/0x20 [ 102.791487] ? __fget+0x295/0x400 [ 102.794933] ? ksys_dup3+0x2e0/0x2e0 [ 102.798657] ? __f_unlock_pos+0xd/0x10 [ 102.802539] ? __fget_light+0x174/0x1e0 [ 102.806500] ? __fdget+0xe/0x10 [ 102.809766] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 102.814613] __sys_sendmsg+0xd9/0x180 [ 102.818678] ? __ia32_sys_shutdown+0x70/0x70 [ 102.823081] ? __sb_end_write+0xa4/0xd0 [ 102.827050] ? kasan_check_write+0x14/0x20 [ 102.831270] ? fput+0x18/0x120 [ 102.834471] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 102.840100] __x64_sys_sendmsg+0x73/0xb0 [ 102.844180] do_syscall_64+0xd0/0x4e0 [ 102.848062] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 102.853380] RIP: 0033:0x45c4a9 [ 102.856565] 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 [ 102.875549] RSP: 002b:00007f6b70162c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 102.883273] RAX: ffffffffffffffda RBX: 00007f6b701636d4 RCX: 000000000045c4a9 [ 102.890797] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 102.898079] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 102.905432] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 102.912696] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 102.920022] CPU: 1 PID: 9242 Comm: syz-executor.0 Not tainted 4.19.134-syzkaller #0 [ 102.927828] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 102.937287] Call Trace: [ 102.939884] dump_stack+0x123/0x177 [ 102.943519] should_fail.cold.4+0x5/0x13 [ 102.947600] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 102.952733] ? lock_downgrade+0x860/0x860 [ 102.957068] __should_failslab+0xba/0xf0 [ 102.961120] should_failslab+0x9/0x14 [ 102.965110] kmem_cache_alloc_trace+0x2d4/0x740 [ 102.969877] ? qfq_change_class+0xa89/0x14b5 [ 102.974393] ? __local_bh_enable_ip+0x160/0x260 [ 102.979056] qfq_change_class+0xacf/0x14b5 [ 102.983407] ? selinux_capable+0x1b/0x20 [ 102.987819] ? qfq_delete_class+0x2d0/0x2d0 [ 102.992145] ? nla_parse+0x197/0x280 [ 102.995857] tc_ctl_tclass+0x3e9/0xba0 [ 102.999751] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 103.005277] ? find_held_lock+0x36/0x1d0 [ 103.009442] rtnetlink_rcv_msg+0x34f/0x8f0 [ 103.013685] ? rtnetlink_put_metrics+0x490/0x490 [ 103.018434] ? find_held_lock+0x36/0x1d0 [ 103.022499] netlink_rcv_skb+0x13e/0x3d0 [ 103.026559] ? lock_downgrade+0x860/0x860 [ 103.030722] ? rtnetlink_put_metrics+0x490/0x490 [ 103.035480] ? netlink_ack+0xa50/0xa50 [ 103.039401] ? netlink_deliver_tap+0x182/0xb00 [ 103.043974] rtnetlink_rcv+0x10/0x20 [ 103.047678] netlink_unicast+0x443/0x650 [ 103.051743] ? netlink_attachskb+0x6c0/0x6c0 [ 103.056183] netlink_sendmsg+0x765/0xc40 [ 103.060235] ? netlink_unicast+0x650/0x650 [ 103.064485] ? copy_msghdr_from_user+0x20b/0x3e0 [ 103.069265] ? selinux_socket_sendmsg+0x31/0x40 [ 103.073927] ? netlink_unicast+0x650/0x650 [ 103.078148] sock_sendmsg+0xb5/0xf0 [ 103.081767] ___sys_sendmsg+0x647/0x950 [ 103.085726] ? find_held_lock+0x36/0x1d0 [ 103.089780] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 103.094640] ? __fget+0x278/0x400 [ 103.098074] ? kasan_check_read+0x11/0x20 [ 103.102209] ? __fget+0x295/0x400 [ 103.105754] ? ksys_dup3+0x2e0/0x2e0 [ 103.109542] ? __f_unlock_pos+0xd/0x10 [ 103.113705] ? __fget_light+0x174/0x1e0 [ 103.117664] ? __fdget+0xe/0x10 [ 103.120949] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 103.125780] __sys_sendmsg+0xd9/0x180 [ 103.129582] ? __ia32_sys_shutdown+0x70/0x70 [ 103.133995] ? __sb_end_write+0xa4/0xd0 [ 103.137974] ? kasan_check_write+0x14/0x20 [ 103.142197] ? fput+0x18/0x120 [ 103.145374] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 103.150733] __x64_sys_sendmsg+0x73/0xb0 [ 103.155593] do_syscall_64+0xd0/0x4e0 [ 103.159384] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 103.164569] RIP: 0033:0x45c4a9 [ 103.167747] 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 [ 103.188249] RSP: 002b:00007fafa3e8dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 103.195970] RAX: ffffffffffffffda RBX: 00007fafa3e8e6d4 RCX: 000000000045c4a9 [ 103.203254] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 103.210630] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 103.218201] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 103.225556] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 103.239086] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 103.287176] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 103.325502] FAULT_INJECTION: forcing a failure. [ 103.325502] name failslab, interval 1, probability 0, space 0, times 0 [ 103.338566] CPU: 1 PID: 9256 Comm: syz-executor.4 Not tainted 4.19.134-syzkaller #0 [ 103.346406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 103.355767] Call Trace: [ 103.358358] dump_stack+0x123/0x177 [ 103.362181] should_fail.cold.4+0x5/0x13 [ 103.366237] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 103.371343] ? lock_downgrade+0x860/0x860 [ 103.375509] __should_failslab+0xba/0xf0 [ 103.379661] should_failslab+0x9/0x14 [ 103.386260] kmem_cache_alloc_trace+0x2d4/0x740 [ 103.391110] ? qfq_change_class+0xa89/0x14b5 [ 103.395541] ? qfq_change_class+0xa89/0x14b5 [ 103.399945] ? __local_bh_enable_ip+0x160/0x260 [ 103.404800] qfq_change_class+0xacf/0x14b5 [ 103.409230] ? selinux_capable+0x1b/0x20 [ 103.413304] ? qfq_delete_class+0x2d0/0x2d0 [ 103.417911] ? nla_parse+0x197/0x280 [ 103.421681] tc_ctl_tclass+0x3e9/0xba0 [ 103.425701] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 103.430803] ? find_held_lock+0x36/0x1d0 [ 103.434866] rtnetlink_rcv_msg+0x34f/0x8f0 [ 103.439085] ? rtnetlink_put_metrics+0x490/0x490 [ 103.443824] ? find_held_lock+0x36/0x1d0 [ 103.447891] netlink_rcv_skb+0x13e/0x3d0 [ 103.451956] ? lock_downgrade+0x860/0x860 [ 103.456100] ? rtnetlink_put_metrics+0x490/0x490 [ 103.460843] ? netlink_ack+0xa50/0xa50 [ 103.464738] ? netlink_deliver_tap+0x182/0xb00 [ 103.470181] rtnetlink_rcv+0x10/0x20 [ 103.473895] netlink_unicast+0x443/0x650 [ 103.477943] ? netlink_attachskb+0x6c0/0x6c0 [ 103.482341] netlink_sendmsg+0x765/0xc40 [ 103.486391] ? netlink_unicast+0x650/0x650 [ 103.490632] ? copy_msghdr_from_user+0x20b/0x3e0 [ 103.495394] ? selinux_socket_sendmsg+0x31/0x40 [ 103.500059] ? netlink_unicast+0x650/0x650 [ 103.504304] sock_sendmsg+0xb5/0xf0 [ 103.507923] ___sys_sendmsg+0x647/0x950 [ 103.511886] ? find_held_lock+0x36/0x1d0 [ 103.515949] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 103.520803] ? __fget+0x278/0x400 [ 103.525387] ? kasan_check_read+0x11/0x20 [ 103.529891] ? __fget+0x295/0x400 [ 103.533352] ? ksys_dup3+0x2e0/0x2e0 [ 103.537067] ? __f_unlock_pos+0xd/0x10 [ 103.541179] ? __fget_light+0x174/0x1e0 [ 103.545302] ? __fdget+0xe/0x10 [ 103.548641] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 103.553656] __sys_sendmsg+0xd9/0x180 [ 103.557540] ? __ia32_sys_shutdown+0x70/0x70 [ 103.561955] ? __sb_end_write+0xa4/0xd0 [ 103.565924] ? kasan_check_write+0x14/0x20 [ 103.570352] ? fput+0x18/0x120 [ 103.573870] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 103.579588] __x64_sys_sendmsg+0x73/0xb0 [ 103.583659] do_syscall_64+0xd0/0x4e0 [ 103.587469] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 103.592681] RIP: 0033:0x45c4a9 [ 103.595863] 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 [ 103.615212] RSP: 002b:00007f6293de3c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 103.623001] RAX: ffffffffffffffda RBX: 00007f6293de46d4 RCX: 000000000045c4a9 [ 103.630265] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 103.637534] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 103.644824] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 103.652123] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 103.668222] FAULT_INJECTION: forcing a failure. [ 103.668222] name failslab, interval 1, probability 0, space 0, times 0 [ 103.698880] CPU: 0 PID: 9266 Comm: syz-executor.2 Not tainted 4.19.134-syzkaller #0 [ 103.706742] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 103.716300] Call Trace: [ 103.718899] dump_stack+0x123/0x177 [ 103.722804] should_fail.cold.4+0x5/0x13 [ 103.726928] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 103.732203] ? lock_downgrade+0x860/0x860 [ 103.736349] __should_failslab+0xba/0xf0 [ 103.740684] should_failslab+0x9/0x14 [ 103.744490] kmem_cache_alloc_trace+0x2d4/0x740 [ 103.749160] ? qfq_change_class+0xa89/0x14b5 [ 103.753700] ? qfq_change_class+0xa89/0x14b5 [ 103.758119] ? __local_bh_enable_ip+0x160/0x260 [ 103.762803] qfq_change_class+0xacf/0x14b5 [ 103.767263] ? selinux_capable+0x1b/0x20 [ 103.771321] ? qfq_delete_class+0x2d0/0x2d0 [ 103.775682] ? nla_parse+0x197/0x280 [ 103.779390] tc_ctl_tclass+0x3e9/0xba0 [ 103.783419] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 103.788648] ? find_held_lock+0x36/0x1d0 [ 103.792719] rtnetlink_rcv_msg+0x34f/0x8f0 [ 103.796963] ? rtnetlink_put_metrics+0x490/0x490 [ 103.803707] ? find_held_lock+0x36/0x1d0 [ 103.807790] netlink_rcv_skb+0x13e/0x3d0 [ 103.811847] ? lock_downgrade+0x860/0x860 [ 103.815984] ? rtnetlink_put_metrics+0x490/0x490 [ 103.820791] ? netlink_ack+0xa50/0xa50 [ 103.824671] ? netlink_deliver_tap+0x182/0xb00 [ 103.829256] rtnetlink_rcv+0x10/0x20 [ 103.832978] netlink_unicast+0x443/0x650 [ 103.837047] ? netlink_attachskb+0x6c0/0x6c0 [ 103.841756] netlink_sendmsg+0x765/0xc40 [ 103.845958] ? netlink_unicast+0x650/0x650 [ 103.850478] ? copy_msghdr_from_user+0x20b/0x3e0 [ 103.855224] ? selinux_socket_sendmsg+0x31/0x40 [ 103.860578] ? netlink_unicast+0x650/0x650 [ 103.864808] sock_sendmsg+0xb5/0xf0 [ 103.868434] ___sys_sendmsg+0x647/0x950 [ 103.872401] ? find_held_lock+0x36/0x1d0 [ 103.876452] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 103.881221] ? __fget+0x278/0x400 [ 103.884677] ? kasan_check_read+0x11/0x20 [ 103.888821] ? __fget+0x295/0x400 [ 103.892265] ? ksys_dup3+0x2e0/0x2e0 [ 103.895964] ? __f_unlock_pos+0xd/0x10 [ 103.899845] ? __fget_light+0x174/0x1e0 [ 103.903813] ? __fdget+0xe/0x10 [ 103.907088] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 103.911917] __sys_sendmsg+0xd9/0x180 [ 103.915702] ? __ia32_sys_shutdown+0x70/0x70 [ 103.920104] ? __sb_end_write+0xa4/0xd0 [ 103.924125] ? kasan_check_write+0x14/0x20 [ 103.928369] ? fput+0x18/0x120 [ 103.931553] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 103.936932] __x64_sys_sendmsg+0x73/0xb0 [ 103.941007] do_syscall_64+0xd0/0x4e0 [ 103.944855] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 103.950040] RIP: 0033:0x45c4a9 [ 103.953218] 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 [ 103.972619] RSP: 002b:00007f4e38207c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 103.980325] RAX: ffffffffffffffda RBX: 00007f4e382086d4 RCX: 000000000045c4a9 [ 103.987702] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 103.995159] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 104.002422] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 104.009702] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 104.030002] FAULT_INJECTION: forcing a failure. [ 104.030002] name failslab, interval 1, probability 0, space 0, times 0 [ 104.059593] CPU: 0 PID: 9285 Comm: syz-executor.3 Not tainted 4.19.134-syzkaller #0 [ 104.067708] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 104.077108] Call Trace: [ 104.079717] dump_stack+0x123/0x177 [ 104.083358] should_fail.cold.4+0x5/0x13 [ 104.087423] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 104.092538] ? lock_downgrade+0x860/0x860 [ 104.096704] __should_failslab+0xba/0xf0 [ 104.100758] should_failslab+0x9/0x14 [ 104.104558] kmem_cache_alloc_trace+0x2d4/0x740 [ 104.109221] ? qfq_change_class+0xa89/0x14b5 [ 104.114072] ? qfq_change_class+0xa89/0x14b5 [ 104.118584] ? __local_bh_enable_ip+0x160/0x260 [ 104.123258] qfq_change_class+0xacf/0x14b5 [ 104.127514] ? selinux_capable+0x1b/0x20 [ 104.131714] ? qfq_delete_class+0x2d0/0x2d0 [ 104.137008] ? nla_parse+0x197/0x280 [ 104.140925] tc_ctl_tclass+0x3e9/0xba0 [ 104.145687] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 104.150799] ? find_held_lock+0x36/0x1d0 [ 104.154892] rtnetlink_rcv_msg+0x34f/0x8f0 [ 104.159145] ? rtnetlink_put_metrics+0x490/0x490 [ 104.163924] ? find_held_lock+0x36/0x1d0 [ 104.167977] netlink_rcv_skb+0x13e/0x3d0 [ 104.172046] ? lock_downgrade+0x860/0x860 [ 104.176185] ? rtnetlink_put_metrics+0x490/0x490 [ 104.180945] ? netlink_ack+0xa50/0xa50 [ 104.184826] ? netlink_deliver_tap+0x182/0xb00 [ 104.190638] rtnetlink_rcv+0x10/0x20 [ 104.194342] netlink_unicast+0x443/0x650 [ 104.198411] ? netlink_attachskb+0x6c0/0x6c0 [ 104.202816] netlink_sendmsg+0x765/0xc40 [ 104.206877] ? netlink_unicast+0x650/0x650 [ 104.211202] ? copy_msghdr_from_user+0x20b/0x3e0 [ 104.215962] ? selinux_socket_sendmsg+0x31/0x40 [ 104.220624] ? netlink_unicast+0x650/0x650 [ 104.224944] sock_sendmsg+0xb5/0xf0 [ 104.228572] ___sys_sendmsg+0x647/0x950 [ 104.232545] ? find_held_lock+0x36/0x1d0 [ 104.236608] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 104.241376] ? __fget+0x278/0x400 [ 104.244819] ? kasan_check_read+0x11/0x20 [ 104.248965] ? __fget+0x295/0x400 [ 104.252416] ? ksys_dup3+0x2e0/0x2e0 [ 104.256141] ? __f_unlock_pos+0xd/0x10 [ 104.260024] ? __fget_light+0x174/0x1e0 [ 104.263994] ? __fdget+0xe/0x10 [ 104.267303] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 104.272184] __sys_sendmsg+0xd9/0x180 [ 104.275987] ? __ia32_sys_shutdown+0x70/0x70 [ 104.280410] ? __sb_end_write+0xa4/0xd0 [ 104.284396] ? kasan_check_write+0x14/0x20 [ 104.288629] ? fput+0x18/0x120 [ 104.291825] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 104.297181] __x64_sys_sendmsg+0x73/0xb0 [ 104.301238] do_syscall_64+0xd0/0x4e0 [ 104.305047] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 104.310228] RIP: 0033:0x45c4a9 [ 104.313406] 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 [ 104.332297] RSP: 002b:00007f7f15aa6c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 104.340013] RAX: ffffffffffffffda RBX: 00007f7f15aa76d4 RCX: 000000000045c4a9 [ 104.347288] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000008 [ 104.354652] RBP: 000000000076c100 R08: 0000000000000000 R09: 0000000000000000 [ 104.361921] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 104.369180] R13: 00000000000009fa R14: 00000000004cc76b R15: 0000000000000005 [ 104.383497] ================================================================== [ 104.391239] BUG: KASAN: use-after-free in qfq_search_class+0x181/0x1f0 [ 104.398524] Read of size 4 at addr ffff88809fc14900 by task syz-executor.3/9284 [ 104.405973] [ 104.407609] CPU: 0 PID: 9284 Comm: syz-executor.3 Not tainted 4.19.134-syzkaller #0 [ 104.416005] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 104.425377] Call Trace: [ 104.427983] dump_stack+0x123/0x177 [ 104.431701] print_address_description.cold.8+0x9/0x1ff [ 104.437077] kasan_report.cold.9+0x242/0x309 [ 104.441498] ? qfq_search_class+0x181/0x1f0 [ 104.445817] __asan_report_load4_noabort+0x14/0x20 [ 104.450753] qfq_search_class+0x181/0x1f0 [ 104.454927] ? qdisc_lookup+0x48/0x1a0 [ 104.458832] tc_ctl_tclass+0x63a/0xba0 [ 104.463002] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 104.468122] ? find_held_lock+0x36/0x1d0 [ 104.472190] rtnetlink_rcv_msg+0x34f/0x8f0 [ 104.476425] ? rtnetlink_put_metrics+0x490/0x490 [ 104.481167] ? find_held_lock+0x36/0x1d0 [ 104.485692] netlink_rcv_skb+0x13e/0x3d0 [ 104.489767] ? lock_downgrade+0x860/0x860 [ 104.493972] ? rtnetlink_put_metrics+0x490/0x490 [ 104.498830] ? netlink_ack+0xa50/0xa50 [ 104.502751] ? netlink_deliver_tap+0x182/0xb00 [ 104.507346] rtnetlink_rcv+0x10/0x20 [ 104.511065] netlink_unicast+0x443/0x650 [ 104.515145] ? netlink_attachskb+0x6c0/0x6c0 [ 104.519568] netlink_sendmsg+0x765/0xc40 [ 104.523983] ? netlink_unicast+0x650/0x650 [ 104.528212] ? copy_msghdr_from_user+0x20b/0x3e0 [ 104.532981] ? selinux_socket_sendmsg+0x31/0x40 [ 104.537669] ? netlink_unicast+0x650/0x650 [ 104.541924] sock_sendmsg+0xb5/0xf0 [ 104.545585] ___sys_sendmsg+0x647/0x950 [ 104.549568] ? find_held_lock+0x36/0x1d0 [ 104.553651] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 104.558410] ? __fget+0x278/0x400 [ 104.561879] ? kasan_check_read+0x11/0x20 [ 104.566045] ? __fget+0x295/0x400 [ 104.569525] ? ksys_dup3+0x2e0/0x2e0 [ 104.573236] ? find_held_lock+0x36/0x1d0 [ 104.577300] ? __fget_light+0x174/0x1e0 [ 104.581346] ? lock_downgrade+0x860/0x860 [ 104.585603] ? __fdget+0xe/0x10 [ 104.588878] __sys_sendmsg+0xd9/0x180 [ 104.592673] ? __ia32_sys_shutdown+0x70/0x70 [ 104.597076] ? kasan_check_read+0x11/0x20 [ 104.601228] ? _copy_to_user+0x91/0xb0 [ 104.605110] ? put_timespec64+0xa9/0x100 [ 104.609266] ? nsecs_to_jiffies+0x20/0x20 [ 104.613494] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 104.618860] __x64_sys_sendmsg+0x73/0xb0 [ 104.623006] do_syscall_64+0xd0/0x4e0 [ 104.626910] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 104.632095] RIP: 0033:0x45c4a9 [ 104.635397] 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 [ 104.654754] RSP: 002b:00007f7f15ac7c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 104.662459] RAX: ffffffffffffffda RBX: 00007f7f15ac86d4 RCX: 000000000045c4a9 [ 104.669859] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000003 [ 104.677162] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 104.684445] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 104.691806] R13: 00000000000009fa R14: 00000000004cc76b R15: 000000000076c06c [ 104.699075] [ 104.700769] Allocated by task 9285: [ 104.704419] save_stack+0x43/0xd0 [ 104.707923] kasan_kmalloc+0xc7/0xe0 [ 104.711631] kmem_cache_alloc_trace+0x152/0x740 [ 104.716396] qfq_change_class+0x609/0x14b5 [ 104.720735] tc_ctl_tclass+0x3e9/0xba0 [ 104.724630] rtnetlink_rcv_msg+0x34f/0x8f0 [ 104.729070] netlink_rcv_skb+0x13e/0x3d0 [ 104.733142] rtnetlink_rcv+0x10/0x20 [ 104.736942] netlink_unicast+0x443/0x650 [ 104.741004] netlink_sendmsg+0x765/0xc40 [ 104.745053] sock_sendmsg+0xb5/0xf0 [ 104.748926] ___sys_sendmsg+0x647/0x950 [ 104.752994] __sys_sendmsg+0xd9/0x180 [ 104.756842] __x64_sys_sendmsg+0x73/0xb0 [ 104.760981] do_syscall_64+0xd0/0x4e0 [ 104.764764] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 104.769954] [ 104.771563] Freed by task 9285: [ 104.775008] save_stack+0x43/0xd0 [ 104.778442] __kasan_slab_free+0x102/0x150 [ 104.787442] kasan_slab_free+0xe/0x10 [ 104.791229] kfree+0xcf/0x220 [ 104.794325] qfq_change_class+0xd3a/0x14b5 [ 104.798575] tc_ctl_tclass+0x3e9/0xba0 [ 104.802459] rtnetlink_rcv_msg+0x34f/0x8f0 [ 104.806777] netlink_rcv_skb+0x13e/0x3d0 [ 104.811668] rtnetlink_rcv+0x10/0x20 [ 104.815428] netlink_unicast+0x443/0x650 [ 104.819474] netlink_sendmsg+0x765/0xc40 [ 104.823633] sock_sendmsg+0xb5/0xf0 [ 104.827255] ___sys_sendmsg+0x647/0x950 [ 104.831218] __sys_sendmsg+0xd9/0x180 [ 104.835497] __x64_sys_sendmsg+0x73/0xb0 [ 104.841229] do_syscall_64+0xd0/0x4e0 [ 104.845038] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 104.850318] [ 104.851936] The buggy address belongs to the object at ffff88809fc14900 [ 104.851936] which belongs to the cache kmalloc-128 of size 128 [ 104.864850] The buggy address is located 0 bytes inside of [ 104.864850] 128-byte region [ffff88809fc14900, ffff88809fc14980) [ 104.876573] The buggy address belongs to the page: [ 104.881515] page:ffffea00027f0500 count:1 mapcount:0 mapping:ffff88812c29c640 index:0x0 [ 104.889789] flags: 0xfffe0000000100(slab) [ 104.894191] raw: 00fffe0000000100 ffffea00029897c8 ffffea0002299f48 ffff88812c29c640 [ 104.902799] raw: 0000000000000000 ffff88809fc14000 0000000100000015 0000000000000000 [ 104.910997] page dumped because: kasan: bad access detected [ 104.916694] [ 104.918301] Memory state around the buggy address: [ 104.923213] ffff88809fc14800: fc fc fc fc fc fc fc fc fb fb fb fb fb fb fb fb [ 104.930738] ffff88809fc14880: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc [ 104.938277] >ffff88809fc14900: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 104.946848] ^ [ 104.950223] ffff88809fc14980: fc fc fc fc fc fc fc fc fb fb fb fb fb fb fb fb [ 104.957583] ffff88809fc14a00: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc [ 104.964943] ================================================================== [ 104.974379] Disabling lock debugging due to kernel taint [ 104.981321] Kernel panic - not syncing: panic_on_warn set ... [ 104.981321] [ 104.988700] CPU: 0 PID: 9284 Comm: syz-executor.3 Tainted: G B 4.19.134-syzkaller #0 [ 104.998110] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 105.007986] Call Trace: [ 105.010662] dump_stack+0x123/0x177 [ 105.014301] panic+0x1cd/0x375 [ 105.017503] ? __warn_printk+0xd6/0xd6 [ 105.021394] ? ___preempt_schedule+0x16/0x18 [ 105.025823] kasan_end_report+0x47/0x4f [ 105.029866] kasan_report.cold.9+0x76/0x309 [ 105.034183] ? qfq_search_class+0x181/0x1f0 [ 105.038492] __asan_report_load4_noabort+0x14/0x20 [ 105.044307] qfq_search_class+0x181/0x1f0 [ 105.048455] ? qdisc_lookup+0x48/0x1a0 [ 105.052331] tc_ctl_tclass+0x63a/0xba0 [ 105.056207] ? qdisc_tree_reduce_backlog+0x560/0x560 [ 105.061306] ? find_held_lock+0x36/0x1d0 [ 105.065587] rtnetlink_rcv_msg+0x34f/0x8f0 [ 105.069814] ? rtnetlink_put_metrics+0x490/0x490 [ 105.074614] ? find_held_lock+0x36/0x1d0 [ 105.078693] netlink_rcv_skb+0x13e/0x3d0 [ 105.082743] ? lock_downgrade+0x860/0x860 [ 105.086888] ? rtnetlink_put_metrics+0x490/0x490 [ 105.091650] ? netlink_ack+0xa50/0xa50 [ 105.095530] ? netlink_deliver_tap+0x182/0xb00 [ 105.100247] rtnetlink_rcv+0x10/0x20 [ 105.103955] netlink_unicast+0x443/0x650 [ 105.108027] ? netlink_attachskb+0x6c0/0x6c0 [ 105.112435] netlink_sendmsg+0x765/0xc40 [ 105.116495] ? netlink_unicast+0x650/0x650 [ 105.120732] ? copy_msghdr_from_user+0x20b/0x3e0 [ 105.125474] ? selinux_socket_sendmsg+0x31/0x40 [ 105.130127] ? netlink_unicast+0x650/0x650 [ 105.134352] sock_sendmsg+0xb5/0xf0 [ 105.137991] ___sys_sendmsg+0x647/0x950 [ 105.141952] ? find_held_lock+0x36/0x1d0 [ 105.146017] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 105.150992] ? __fget+0x278/0x400 [ 105.154440] ? kasan_check_read+0x11/0x20 [ 105.158593] ? __fget+0x295/0x400 [ 105.162029] ? ksys_dup3+0x2e0/0x2e0 [ 105.165726] ? find_held_lock+0x36/0x1d0 [ 105.169775] ? __fget_light+0x174/0x1e0 [ 105.173742] ? lock_downgrade+0x860/0x860 [ 105.178169] ? __fdget+0xe/0x10 [ 105.181795] __sys_sendmsg+0xd9/0x180 [ 105.185622] ? __ia32_sys_shutdown+0x70/0x70 [ 105.190105] ? kasan_check_read+0x11/0x20 [ 105.194245] ? _copy_to_user+0x91/0xb0 [ 105.198125] ? put_timespec64+0xa9/0x100 [ 105.202172] ? nsecs_to_jiffies+0x20/0x20 [ 105.206409] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 105.211988] __x64_sys_sendmsg+0x73/0xb0 [ 105.216058] do_syscall_64+0xd0/0x4e0 [ 105.221374] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 105.227016] RIP: 0033:0x45c4a9 [ 105.231089] 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 [ 105.250946] RSP: 002b:00007f7f15ac7c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 105.258653] RAX: ffffffffffffffda RBX: 00007f7f15ac86d4 RCX: 000000000045c4a9 [ 105.265928] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000003 [ 105.273177] RBP: 000000000076c060 R08: 0000000000000000 R09: 0000000000000000 [ 105.280442] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 105.287883] R13: 00000000000009fa R14: 00000000004cc76b R15: 000000000076c06c [ 105.296184] Kernel Offset: disabled [ 105.299798] Rebooting in 86400 seconds..