[ 37.733895] random: sshd: uninitialized urandom read (32 bytes read) [ 38.304800] random: sshd: uninitialized urandom read (32 bytes read) [ 43.750341] random: sshd: uninitialized urandom read (32 bytes read) [ 46.040839] random: cc1: uninitialized urandom read (8 bytes read) [ 46.948206] IPVS: ftp: loaded support on port[0] = 21 [ 47.317176] can: request_module (can-proto-0) failed. [ 48.506810] can: request_module (can-proto-0) failed. [ 48.992883] random: sshd: uninitialized urandom read (32 bytes read) [ 49.441084] random: sshd: uninitialized urandom read (32 bytes read) [ 49.605787] random: sshd: uninitialized urandom read (32 bytes read) Warning: Permanently added '10.128.0.114' (ECDSA) to the list of known hosts. 2019/06/20 00:59:39 parsed 1 programs 2019/06/20 00:59:40 executed programs: 0 [ 57.007479] IPVS: ftp: loaded support on port[0] = 21 [ 57.013313] IPVS: ftp: loaded support on port[0] = 21 [ 57.038521] IPVS: ftp: loaded support on port[0] = 21 [ 57.049194] IPVS: ftp: loaded support on port[0] = 21 [ 57.084127] IPVS: ftp: loaded support on port[0] = 21 [ 57.105784] IPVS: ftp: loaded support on port[0] = 21 [ 57.252353] chnl_net:caif_netlink_parms(): no params data found [ 57.353523] chnl_net:caif_netlink_parms(): no params data found [ 57.366184] chnl_net:caif_netlink_parms(): no params data found [ 57.382431] chnl_net:caif_netlink_parms(): no params data found [ 57.398438] chnl_net:caif_netlink_parms(): no params data found [ 57.412882] chnl_net:caif_netlink_parms(): no params data found [ 57.450229] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.457104] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.464062] device bridge_slave_0 entered promiscuous mode [ 57.506292] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.512865] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.519847] device bridge_slave_1 entered promiscuous mode [ 57.546444] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.552862] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.559730] device bridge_slave_0 entered promiscuous mode [ 57.566691] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.573205] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.580273] device bridge_slave_1 entered promiscuous mode [ 57.592851] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.599312] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.607346] device bridge_slave_0 entered promiscuous mode [ 57.614024] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.620821] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.627622] device bridge_slave_0 entered promiscuous mode [ 57.634404] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.641269] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.648218] device bridge_slave_0 entered promiscuous mode [ 57.658079] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.664515] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.671519] device bridge_slave_1 entered promiscuous mode [ 57.687335] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 57.698064] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.704705] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.711792] device bridge_slave_1 entered promiscuous mode [ 57.718013] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.724868] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.731922] device bridge_slave_1 entered promiscuous mode [ 57.750559] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 57.759132] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 57.768294] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 57.777040] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 57.815224] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 57.828249] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 57.838154] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 57.846173] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.852763] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.859640] device bridge_slave_0 entered promiscuous mode [ 57.869493] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.875936] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.883240] device bridge_slave_1 entered promiscuous mode [ 57.890382] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 57.897909] team0: Port device team_slave_0 added [ 57.907804] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 57.917694] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 57.929430] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 57.936890] team0: Port device team_slave_0 added [ 57.945863] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 57.953051] team0: Port device team_slave_1 added [ 57.958223] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 57.965322] team0: Port device team_slave_1 added [ 57.973824] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 57.987981] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 57.999782] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 58.007857] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 58.015412] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 58.023441] team0: Port device team_slave_0 added [ 58.035775] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 58.043159] team0: Port device team_slave_1 added [ 58.048310] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 58.055847] team0: Port device team_slave_0 added [ 58.063376] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 58.072602] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 58.090644] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 58.153552] device hsr_slave_0 entered promiscuous mode [ 58.190490] device hsr_slave_1 entered promiscuous mode [ 58.240628] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 58.247864] team0: Port device team_slave_0 added [ 58.253221] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 58.261111] team0: Port device team_slave_1 added [ 58.274819] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 58.286518] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 58.299266] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 58.306328] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 58.313884] team0: Port device team_slave_1 added [ 58.322619] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 58.329752] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 58.337202] team0: Port device team_slave_0 added [ 58.391696] device hsr_slave_0 entered promiscuous mode [ 58.450336] device hsr_slave_1 entered promiscuous mode [ 58.504013] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 58.511853] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 58.518924] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 58.529504] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 58.536847] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 58.544412] team0: Port device team_slave_1 added [ 58.554287] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 58.601839] device hsr_slave_0 entered promiscuous mode [ 58.640341] device hsr_slave_1 entered promiscuous mode [ 58.700581] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 58.707758] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 58.771672] device hsr_slave_0 entered promiscuous mode [ 58.850335] device hsr_slave_1 entered promiscuous mode [ 58.890802] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 58.902619] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 58.912409] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 58.971831] device hsr_slave_0 entered promiscuous mode [ 59.010351] device hsr_slave_1 entered promiscuous mode [ 59.050554] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 59.057408] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 59.111843] device hsr_slave_0 entered promiscuous mode [ 59.150323] device hsr_slave_1 entered promiscuous mode [ 59.210623] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 59.217561] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 59.224891] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 59.238226] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 59.246140] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 59.261736] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 59.277232] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 59.296591] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 59.305277] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 59.364225] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.384486] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.392334] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 59.399388] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 59.423793] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.433491] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 59.441273] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.448992] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 59.457421] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 59.465463] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 59.473417] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.481220] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.488049] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.495018] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.502918] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 59.508988] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.518050] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 59.525778] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 59.534189] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.541701] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 59.547772] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.556177] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 59.564285] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 59.574538] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.580960] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.589171] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.597798] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.604438] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.611528] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.618656] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.625819] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.633585] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.641223] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.647541] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.654516] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.661682] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.670143] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 59.680088] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 59.688239] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 59.695076] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.703788] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 59.713094] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 59.721280] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.728417] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.735795] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.743622] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.752290] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.758618] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.765840] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.773483] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.781281] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.788904] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.795391] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.803792] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 59.813126] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 59.821127] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 59.827189] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.837197] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 59.844590] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.855965] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.863034] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.869805] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.879441] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 59.885983] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.893312] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 59.901099] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 59.909047] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 59.919668] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 59.928132] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 59.936097] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.947257] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.955017] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.962699] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.970913] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.977430] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.984440] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.992480] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.000249] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.007748] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.014136] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.021404] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.028274] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.035374] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.043720] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 60.053302] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 60.061992] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 60.073072] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 60.083024] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.091043] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.098718] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.106739] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.114299] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.120843] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.127719] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.135944] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.143683] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.150051] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.156782] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.164783] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.173914] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 60.183376] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 60.191938] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 60.202193] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 60.212093] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 60.220865] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 60.227844] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 60.236559] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 60.244609] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.252030] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.258844] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.266514] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.274384] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.282266] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.289795] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.297491] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.305086] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.313274] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.321221] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.327553] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.334556] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.341514] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.348333] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.356492] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.364147] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.372507] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.381454] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 60.389317] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 60.395918] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.405844] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 60.412451] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.419342] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 60.427949] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 60.435075] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.442369] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.450157] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.457686] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.464069] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.471386] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.479071] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.486919] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.495904] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 60.507326] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 60.516697] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 60.526169] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 60.534309] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.542399] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.550146] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.557658] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.564038] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.571162] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.578640] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.586238] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.593849] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.604773] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 60.613578] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 60.622408] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 60.629221] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.636631] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.644319] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.651973] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.659462] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.668456] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 60.677026] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 60.685821] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 60.693910] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.702159] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.709917] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.718268] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.725975] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.735722] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 60.745711] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 60.755099] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 60.762863] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 60.768863] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.779450] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.787345] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.795678] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.802032] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.808858] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.816651] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.824452] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.832830] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 60.843560] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 60.852169] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 60.858197] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.867366] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 60.876063] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 60.883338] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.891654] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.899062] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.906737] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.914196] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.921675] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.931726] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 60.939950] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 60.953587] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 60.960514] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.968312] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.976211] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.984849] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.005393] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 61.016315] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 61.035026] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 61.043703] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 61.053342] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 61.060331] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.067189] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.074868] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.083425] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.091626] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.099014] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.106506] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.121039] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 61.129508] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 61.136025] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.146955] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 61.155828] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 61.170528] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.178016] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.192007] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.204752] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.218085] FAULT_INJECTION: forcing a failure. [ 61.218085] name failslab, interval 1, probability 0, space 0, times 1 [ 61.219317] FAULT_INJECTION: forcing a failure. [ 61.219317] name failslab, interval 1, probability 0, space 0, times 1 [ 61.229760] CPU: 0 PID: 6744 Comm: syz-executor.3 Not tainted 4.17.0-rc3+ #1 [ 61.248193] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.257527] Call Trace: [ 61.260096] dump_stack+0x109/0x15a [ 61.263706] should_fail.cold.4+0x5/0x14 [ 61.267748] __should_failslab+0xba/0xf0 [ 61.271788] should_failslab+0x9/0x14 [ 61.275572] __kmalloc+0x63/0x7a0 [ 61.279089] ? n_tty_write+0x89c/0x1030 [ 61.283133] ? find_held_lock+0x36/0x1d0 [ 61.287168] ? __tty_buffer_request_room+0x1b3/0x550 [ 61.292273] __tty_buffer_request_room+0x1b3/0x550 [ 61.297184] tty_insert_flip_string_fixed_flag+0x77/0x1a0 [ 61.302700] ? kasan_check_write+0x14/0x20 [ 61.306914] ? do_raw_spin_lock+0xc1/0x200 [ 61.311145] pty_write+0xf3/0x200 [ 61.314575] n_tty_write+0x8d2/0x1030 [ 61.318356] ? lock_downgrade+0x7f0/0x7f0 [ 61.322482] ? process_echoes+0x130/0x130 [ 61.326613] ? do_wait_intr_irq+0x300/0x300 [ 61.330912] ? kasan_check_write+0x14/0x20 [ 61.335125] tty_write+0x346/0x770 [ 61.338642] ? process_echoes+0x130/0x130 [ 61.342770] __vfs_write+0xe3/0x860 [ 61.346373] ? find_held_lock+0x36/0x1d0 [ 61.350411] ? kernel_read+0x130/0x130 [ 61.354279] ? __fget+0x1c2/0x300 [ 61.357708] ? lock_downgrade+0x7f0/0x7f0 [ 61.361840] ? kasan_check_read+0x11/0x20 [ 61.366139] ? rw_verify_area+0xb8/0x2b0 [ 61.370176] vfs_write+0x150/0x4f0 [ 61.373691] ksys_write+0xcd/0x1b0 [ 61.377212] ? __ia32_sys_read+0xa0/0xa0 [ 61.381249] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 61.386587] __x64_sys_write+0x6e/0xb0 [ 61.390452] do_syscall_64+0xd0/0x4d0 [ 61.394229] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.399394] RIP: 0033:0x4592c9 [ 61.402563] RSP: 002b:00007ff4e32fbc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 61.410246] RAX: ffffffffffffffda RBX: 00007ff4e32fbc90 RCX: 00000000004592c9 [ 61.417581] RDX: 00000000ffffff78 RSI: 00000000200000c0 RDI: 0000000000000003 [ 61.424830] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 61.432086] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff4e32fc6d4 [ 61.439342] R13: 00000000004c9106 R14: 00000000004e0070 R15: 0000000000000004 [ 61.446602] CPU: 1 PID: 6746 Comm: syz-executor.1 Not tainted 4.17.0-rc3+ #1 [ 61.446607] [ 61.446608] ====================================================== [ 61.446609] WARNING: possible circular locking dependency detected [ 61.446610] 4.17.0-rc3+ #1 Not tainted [ 61.446611] ------------------------------------------------------ [ 61.446612] syz-executor.3/6744 is trying to acquire lock: [ 61.446613] (ptrval) (console_owner){-...}, at: console_unlock+0x390/0xe10 [ 61.446616] [ 61.446617] but task is already holding lock: [ 61.446618] (ptrval) (&(&port->lock)->rlock){-.-.}, at: pty_write+0xbf/0x200 [ 61.446621] [ 61.446622] which lock already depends on the new lock. [ 61.446623] [ 61.446624] [ 61.446625] the existing dependency chain (in reverse order) is: [ 61.446626] [ 61.446626] -> #2 (&(&port->lock)->rlock){-.-.}: [ 61.446630] _raw_spin_lock_irqsave+0x99/0xd0 [ 61.446631] tty_port_tty_get+0x1b/0x70 [ 61.446632] tty_port_default_wakeup+0xa/0x30 [ 61.446633] tty_port_tty_wakeup+0x53/0x70 [ 61.446634] uart_write_wakeup+0x37/0x50 [ 61.446635] serial8250_tx_chars+0x3dc/0x9d0 [ 61.446637] serial8250_handle_irq.part.25+0x151/0x1d0 [ 61.446638] serial8250_default_handle_irq+0x7c/0xe0 [ 61.446639] serial8250_interrupt+0xd3/0x170 [ 61.446640] __handle_irq_event_percpu+0xff/0x700 [ 61.446641] handle_irq_event_percpu+0x6c/0x140 [ 61.446642] handle_irq_event+0xa2/0x130 [ 61.446643] handle_edge_irq+0x1d6/0x740 [ 61.446644] handle_irq+0x37/0x50 [ 61.446645] do_IRQ+0x84/0x1a0 [ 61.446646] ret_from_intr+0x0/0x1e [ 61.446647] native_safe_halt+0x6/0x10 [ 61.446648] default_idle+0x4f/0x350 [ 61.446649] arch_cpu_idle+0xa/0x10 [ 61.446650] default_idle_call+0x6d/0x90 [ 61.446651] do_idle+0x3f1/0x5a0 [ 61.446651] cpu_startup_entry+0xc8/0xe0 [ 61.446652] rest_init+0xdd/0xe0 [ 61.446653] start_kernel+0x70d/0x746 [ 61.446655] x86_64_start_reservations+0x29/0x2b [ 61.446656] x86_64_start_kernel+0x76/0x79 [ 61.446657] secondary_startup_64+0xa5/0xb0 [ 61.446657] [ 61.446658] -> #1 (&port_lock_key){-.-.}: [ 61.446662] _raw_spin_lock_irqsave+0x99/0xd0 [ 61.446663] serial8250_console_write+0x6b9/0x880 [ 61.446664] univ8250_console_write+0x4e/0x70 [ 61.446665] console_unlock+0x8b2/0xe10 [ 61.446666] vprintk_emit+0x2a3/0x7e0 [ 61.446667] vprintk_default+0x1a/0x20 [ 61.446668] vprintk_func+0x2c/0xf2 [ 61.446669] printk+0x9a/0xc0 [ 61.446670] register_console+0x5c7/0x970 [ 61.446671] univ8250_console_init+0x1e/0x28 [ 61.446673] console_init+0x38d/0x552 [ 61.446674] start_kernel+0x4b4/0x746 [ 61.446675] x86_64_start_reservations+0x29/0x2b [ 61.446676] x86_64_start_kernel+0x76/0x79 [ 61.446677] secondary_startup_64+0xa5/0xb0 [ 61.446678] [ 61.446679] -> #0 (console_owner){-...}: [ 61.446682] lock_acquire+0x173/0x400 [ 61.446683] console_unlock+0x3f2/0xe10 [ 61.446684] vprintk_emit+0x2a3/0x7e0 [ 61.446685] vprintk_default+0x1a/0x20 [ 61.446686] vprintk_func+0x2c/0xf2 [ 61.446687] printk+0x9a/0xc0 [ 61.446688] should_fail+0x478/0x599 [ 61.446689] __should_failslab+0xba/0xf0 [ 61.446690] should_failslab+0x9/0x14 [ 61.446691] __kmalloc+0x63/0x7a0 [ 61.446692] __tty_buffer_request_room+0x1b3/0x550 [ 61.446694] tty_insert_flip_string_fixed_flag+0x77/0x1a0 [ 61.446695] pty_write+0xf3/0x200 [ 61.446696] n_tty_write+0x8d2/0x1030 [ 61.446697] tty_write+0x346/0x770 [ 61.446698] __vfs_write+0xe3/0x860 [ 61.446699] vfs_write+0x150/0x4f0 [ 61.446700] ksys_write+0xcd/0x1b0 [ 61.446701] __x64_sys_write+0x6e/0xb0 [ 61.446702] do_syscall_64+0xd0/0x4d0 [ 61.446708] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.446709] [ 61.446710] other info that might help us debug this: [ 61.446710] [ 61.446711] Chain exists of: [ 61.446712] console_owner --> &port_lock_key --> &(&port->lock)->rlock [ 61.446717] [ 61.446718] Possible unsafe locking scenario: [ 61.446718] [ 61.446720] CPU0 CPU1 [ 61.446721] ---- ---- [ 61.446721] lock(&(&port->lock)->rlock); [ 61.446724] lock(&port_lock_key); [ 61.446726] lock(&(&port->lock)->rlock); [ 61.446728] lock(console_owner); [ 61.446730] [ 61.446731] *** DEADLOCK *** [ 61.446732] [ 61.446733] 6 locks held by syz-executor.3/6744: [ 61.446733] #0: (ptrval) (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x2d/0x40 [ 61.446738] #1: (ptrval) (&tty->atomic_write_lock){+.+.}, at: tty_write_lock+0x19/0x50 [ 61.446742] #2: (ptrval) (&tty->termios_rwsem){++++}, at: n_tty_write+0x170/0x1030 [ 61.446746] #3: (ptrval) (&ldata->output_lock){+.+.}, at: n_tty_write+0x89c/0x1030 [ 61.446750] #4: (ptrval) (&(&port->lock)->rlock){-.-.}, at: pty_write+0xbf/0x200 [ 61.446754] #5: (ptrval) (console_lock){+.+.}, at: vprintk_emit+0x296/0x7e0 [ 61.446759] [ 61.446760] stack backtrace: [ 61.446761] CPU: 0 PID: 6744 Comm: syz-executor.3 Not tainted 4.17.0-rc3+ #1 [ 61.446762] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.446763] Call Trace: [ 61.446764] dump_stack+0x109/0x15a [ 61.446765] print_circular_bug.isra.37.cold.55+0x1bd/0x27d [ 61.446767] ? save_trace+0xe0/0x290 [ 61.446768] __lock_acquire+0x30ca/0x4950 [ 61.446769] ? debug_check_no_locks_freed+0x310/0x310 2019/06/20 00:59:45 executed programs: 6 [ 61.446769] ? pointer+0x7d0/0x7d0 [ 61.446770] lock_acquire+0x173/0x400 [ 61.446771] ? console_unlock+0x390/0xe10 [ 61.446772] ? kasan_check_read+0x11/0x20 [ 61.446773] console_unlock+0x3f2/0xe10 [ 61.446774] ? console_unlock+0x390/0xe10 [ 61.446776] ? vprintk_emit+0x296/0x7e0 [ 61.446776] vprintk_emit+0x2a3/0x7e0 [ 61.446777] ? check_noncircular+0x20/0x20 [ 61.446779] ? is_bpf_text_address+0x60/0xe0 [ 61.446780] vprintk_default+0x1a/0x20 [ 61.446781] vprintk_func+0x2c/0xf2 [ 61.446782] ? __lock_acquire+0x261a/0x4950 [ 61.446783] printk+0x9a/0xc0 [ 61.446784] ? kmsg_dump_rewind_nolock+0xdf/0xdf [ 61.446785] should_fail+0x478/0x599 [ 61.446786] __should_failslab+0xba/0xf0 [ 61.446787] should_failslab+0x9/0x14 [ 61.446788] __kmalloc+0x63/0x7a0 [ 61.446789] ? n_tty_write+0x89c/0x1030 [ 61.446790] ? find_held_lock+0x36/0x1d0 [ 61.446791] ? __tty_buffer_request_room+0x1b3/0x550 [ 61.446792] __tty_buffer_request_room+0x1b3/0x550 [ 61.446793] tty_insert_flip_string_fixed_flag+0x77/0x1a0 [ 61.446794] ? kasan_check_write+0x14/0x20 [ 61.446795] ? do_raw_spin_lock+0xc1/0x200 [ 61.446796] pty_write+0xf3/0x200 [ 61.446797] n_tty_write+0x8d2/0x1030 [ 61.446798] ? lock_downgrade+0x7f0/0x7f0 [ 61.446799] ? process_echoes+0x130/0x130 [ 61.446800] ? do_wait_intr_irq+0x300/0x300 [ 61.446801] ? kasan_check_write+0x14/0x20 [ 61.446802] tty_write+0x346/0x770 [ 61.446803] ? process_echoes+0x130/0x130 [ 61.446804] __vfs_write+0xe3/0x860 [ 61.446805] ? find_held_lock+0x36/0x1d0 [ 61.446806] ? kernel_read+0x130/0x130 [ 61.446807] ? __fget+0x1c2/0x300 [ 61.446808] ? lock_downgrade+0x7f0/0x7f0 [ 61.446809] ? kasan_check_read+0x11/0x20 [ 61.446810] ? rw_verify_area+0xb8/0x2b0 [ 61.446811] vfs_write+0x150/0x4f0 [ 61.446812] ksys_write+0xcd/0x1b0 [ 61.446813] ? __ia32_sys_read+0xa0/0xa0 [ 61.446814] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 61.446815] __x64_sys_write+0x6e/0xb0 [ 61.446816] do_syscall_64+0xd0/0x4d0 [ 61.446817] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.446818] RIP: 0033:0x4592c9 [ 61.446819] RSP: 002b:00007ff4e32fbc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 61.446821] RAX: ffffffffffffffda RBX: 00007ff4e32fbc90 RCX: 00000000004592c9 [ 61.446822] RDX: 00000000ffffff78 RSI: 00000000200000c0 RDI: 0000000000000003 [ 61.446824] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 61.446825] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff4e32fc6d4 [ 61.446826] R13: 00000000004c9106 R14: 00000000004e0070 R15: 0000000000000004 [ 61.453426] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 61.453785] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.456116] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 61.461689] Call Trace: [ 61.461702] dump_stack+0x109/0x15a [ 61.461711] should_fail.cold.4+0x5/0x14 [ 61.461718] __should_failslab+0xba/0xf0 [ 61.461723] should_failslab+0x9/0x14 [ 61.461726] __kmalloc+0x63/0x7a0 [ 61.461731] ? n_tty_write+0x89c/0x1030 [ 61.461734] ? kasan_kmalloc+0xc7/0xe0 [ 61.461736] ? __kmalloc+0x14e/0x7a0 [ 61.461740] ? vfs_write+0x150/0x4f0 [ 61.461744] ? __tty_buffer_request_room+0x1b3/0x550 [ 61.461748] __tty_buffer_request_room+0x1b3/0x550 [ 61.461753] tty_insert_flip_string_fixed_flag+0x77/0x1a0 [ 61.461759] ? kasan_check_write+0x14/0x20 [ 61.469977] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 61.471928] ? do_raw_spin_lock+0xc1/0x200 [ 61.471936] pty_write+0xf3/0x200 [ 61.471940] n_tty_write+0x8d2/0x1030 [ 61.471946] ? fs_reclaim_acquire+0x20/0x20 [ 61.471949] ? lock_downgrade+0x7f0/0x7f0 [ 61.471954] ? lock_downgrade+0x7f0/0x7f0 [ 61.471958] ? __might_fault+0xc6/0x1b0 [ 61.471963] ? process_echoes+0x130/0x130 [ 61.478433] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.483975] ? do_wait_intr_irq+0x300/0x300 [ 61.483982] ? kasan_check_write+0x14/0x20 [ 61.483989] tty_write+0x346/0x770 [ 61.483994] ? process_echoes+0x130/0x130 [ 61.483998] __vfs_write+0xe3/0x860 [ 61.484003] ? __fdget_pos+0xa7/0xd0 [ 61.484007] ? kernel_read+0x130/0x130 [ 61.484010] ? __f_unlock_pos+0xd/0x10 [ 61.484014] ? __fget+0x1c2/0x300 [ 61.484017] ? lock_downgrade+0x7f0/0x7f0 [ 61.484020] ? __fget+0x42/0x300 [ 61.484026] ? rw_verify_area+0xb8/0x2b0 [ 61.484030] vfs_write+0x150/0x4f0 [ 61.484035] ksys_write+0xcd/0x1b0 [ 61.484039] ? __ia32_sys_read+0xa0/0xa0 [ 61.494221] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 61.498038] ? __ia32_sys_clock_settime+0x220/0x220 [ 61.506431] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.507568] __x64_sys_write+0x6e/0xb0 [ 61.516794] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 61.522423] do_syscall_64+0xd0/0x4d0 [ 61.522429] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.522433] RIP: 0033:0x4592c9 [ 61.522435] RSP: 002b:00007f3a3739fc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 61.522439] RAX: ffffffffffffffda RBX: 00007f3a3739fc90 RCX: 00000000004592c9 [ 61.522441] RDX: 00000000ffffff78 RSI: 00000000200000c0 RDI: 0000000000000003 [ 61.522443] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 61.522445] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f3a373a06d4 [ 61.522447] R13: 00000000004c9106 R14: 00000000004e0070 R15: 0000000000000004 [ 62.018428] kobject: 'loop3' ( (ptrval)): kobject_uevent_env [ 62.024903] FAULT_INJECTION: forcing a failure. [ 62.024903] name failslab, interval 1, probability 0, space 0, times 0 [ 62.028074] kobject: 'loop3' ( (ptrval)): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 62.031408] CPU: 0 PID: 6748 Comm: syz-executor.3 Not tainted 4.17.0-rc3+ #1 [ 62.031411] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.031413] Call Trace: [ 62.031425] dump_stack+0x109/0x15a [ 62.031433] should_fail.cold.4+0x5/0x14 [ 62.031441] __should_failslab+0xba/0xf0 [ 62.031448] should_failslab+0x9/0x14 [ 62.031451] __kmalloc+0x63/0x7a0 [ 62.031456] ? n_tty_write+0x89c/0x1030 [ 62.031460] ? kasan_kmalloc+0xc7/0xe0 [ 62.031462] ? __kmalloc+0x14e/0x7a0 [ 62.031466] ? vfs_write+0x150/0x4f0 [ 62.031470] ? __tty_buffer_request_room+0x1b3/0x550 [ 62.031475] __tty_buffer_request_room+0x1b3/0x550 [ 62.031481] tty_insert_flip_string_fixed_flag+0x77/0x1a0 [ 62.031484] ? kasan_check_write+0x14/0x20 [ 62.031490] ? do_raw_spin_lock+0xc1/0x200 [ 62.031496] pty_write+0xf3/0x200 [ 62.031500] n_tty_write+0x8d2/0x1030 [ 62.031506] ? fs_reclaim_acquire+0x20/0x20 [ 62.031509] ? lock_downgrade+0x7f0/0x7f0 [ 62.031514] ? lock_downgrade+0x7f0/0x7f0 [ 62.031518] ? __might_fault+0xc6/0x1b0 [ 62.031522] ? process_echoes+0x130/0x130 [ 62.031527] ? do_wait_intr_irq+0x300/0x300 [ 62.031531] ? kasan_check_write+0x14/0x20 [ 62.031539] tty_write+0x346/0x770 [ 62.031543] ? process_echoes+0x130/0x130 [ 62.031547] __vfs_write+0xe3/0x860 [ 62.031552] ? __fdget_pos+0xa7/0xd0 [ 62.031556] ? kernel_read+0x130/0x130 [ 62.031560] ? __f_unlock_pos+0xd/0x10 [ 62.031564] ? __fget+0x1c2/0x300 [ 62.031567] ? lock_downgrade+0x7f0/0x7f0 [ 62.031571] ? __fget+0x42/0x300 [ 62.031577] ? rw_verify_area+0xb8/0x2b0 [ 62.031582] vfs_write+0x150/0x4f0 [ 62.031587] ksys_write+0xcd/0x1b0 [ 62.031591] ? __ia32_sys_read+0xa0/0xa0 [ 62.031596] ? __ia32_sys_clock_settime+0x220/0x220 [ 62.031601] __x64_sys_write+0x6e/0xb0 [ 62.031607] do_syscall_64+0xd0/0x4d0 [ 62.031613] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.031617] RIP: 0033:0x4592c9 [ 62.031619] RSP: 002b:00007ff4e32fbc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 62.031625] RAX: ffffffffffffffda RBX: 00007ff4e32fbc90 RCX: 00000000004592c9 [ 62.031627] RDX: 00000000ffffff78 RSI: 00000000200000c0 RDI: 0000000000000003 [ 62.031629] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 62.031631] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff4e32fc6d4 [ 62.031633] R13: 00000000004c9106 R14: 00000000004e0070 R15: 0000000000000004 [ 62.045830] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 62.083004] FAULT_INJECTION: forcing a failure. [ 62.083004] name failslab, interval 1, probability 0, space 0, times 0 [ 62.086732] kobject: 'vlan0' ( (ptrval)): kobject_add_internal: parent: 'mesh', set: '' [ 62.090618] CPU: 1 PID: 6750 Comm: syz-executor.1 Not tainted 4.17.0-rc3+ #1 [ 62.090621] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.090623] Call Trace: [ 62.090633] dump_stack+0x109/0x15a [ 62.090642] should_fail.cold.4+0x5/0x14 [ 62.090650] __should_failslab+0xba/0xf0 [ 62.090656] should_failslab+0x9/0x14 [ 62.090659] __kmalloc+0x63/0x7a0 [ 62.090664] ? n_tty_write+0x89c/0x1030 [ 62.090667] ? kasan_kmalloc+0xc7/0xe0 [ 62.090670] ? __kmalloc+0x14e/0x7a0 [ 62.090674] ? vfs_write+0x150/0x4f0 [ 62.090678] ? __tty_buffer_request_room+0x1b3/0x550 [ 62.090683] __tty_buffer_request_room+0x1b3/0x550 [ 62.090690] tty_insert_flip_string_fixed_flag+0x77/0x1a0 [ 62.090694] ? kasan_check_write+0x14/0x20 [ 62.090699] ? do_raw_spin_lock+0xc1/0x200 [ 62.090706] pty_write+0xf3/0x200 [ 62.090711] n_tty_write+0x8d2/0x1030 [ 62.090717] ? fs_reclaim_acquire+0x20/0x20 [ 62.090721] ? lock_downgrade+0x7f0/0x7f0 [ 62.090726] ? lock_downgrade+0x7f0/0x7f0 [ 62.090730] ? __might_fault+0xc6/0x1b0 [ 62.090733] ? process_echoes+0x130/0x130 [ 62.090737] ? do_wait_intr_irq+0x300/0x300 [ 62.090741] ? kasan_check_write+0x14/0x20 [ 62.090748] tty_write+0x346/0x770 [ 62.090751] ? process_echoes+0x130/0x130 [ 62.090755] __vfs_write+0xe3/0x860 [ 62.090760] ? __fdget_pos+0xa7/0xd0 [ 62.090763] ? kernel_read+0x130/0x130 [ 62.090767] ? __f_unlock_pos+0xd/0x10 [ 62.090771] ? __fget+0x1c2/0x300 [ 62.090773] ? lock_downgrade+0x7f0/0x7f0 [ 62.090777] ? __fget+0x42/0x300 [ 62.090783] ? rw_verify_area+0xb8/0x2b0 [ 62.090788] vfs_write+0x150/0x4f0 [ 62.096868] kobject: 'loop1' ( (ptrval)): kobject_uevent_env [ 62.100540] ksys_write+0xcd/0x1b0 [ 62.100544] ? __ia32_sys_read+0xa0/0xa0 [ 62.100550] ? __ia32_sys_clock_settime+0x220/0x220 [ 62.100554] __x64_sys_write+0x6e/0xb0 [ 62.100560] do_syscall_64+0xd0/0x4d0 [ 62.100566] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.100569] RIP: 0033:0x4592c9 [ 62.100572] RSP: 002b:00007f3a3739fc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 62.100576] RAX: ffffffffffffffda RBX: 00007f3a3739fc90 RCX: 00000000004592c9 [ 62.100578] RDX: 00000000ffffff78 RSI: 00000000200000c0 RDI: 0000000000000003 [ 62.100580] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 62.100582] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f3a373a06d4 [ 62.100584] R13: 00000000004c9106 R14: 00000000004e0070 R15: 0000000000000004 [ 62.159925] FAULT_INJECTION: forcing a failure. [ 62.159925] name failslab, interval 1, probability 0, space 0, times 0 [ 62.161343] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 62.164070] CPU: 1 PID: 6758 Comm: syz-executor.2 Not tainted 4.17.0-rc3+ #1 [ 62.168106] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 62.171286] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.171288] Call Trace: [ 62.171299] dump_stack+0x109/0x15a [ 62.171308] should_fail.cold.4+0x5/0x14 [ 62.171315] __should_failslab+0xba/0xf0 [ 62.171320] should_failslab+0x9/0x14 [ 62.171323] __kmalloc+0x63/0x7a0 [ 62.171327] ? n_tty_write+0x89c/0x1030 [ 62.171331] ? kasan_kmalloc+0xc7/0xe0 [ 62.171333] ? __kmalloc+0x14e/0x7a0 [ 62.171336] ? vfs_write+0x150/0x4f0 [ 62.171342] ? __tty_buffer_request_room+0x1b3/0x550 [ 62.182826] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 62.184710] __tty_buffer_request_room+0x1b3/0x550 [ 62.192378] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 62.193930] tty_insert_flip_string_fixed_flag+0x77/0x1a0 [ 62.197141] kobject: 'vlan0' ( (ptrval)): kobject_add_internal: parent: 'mesh', set: '' [ 62.204879] ? kasan_check_write+0x14/0x20 [ 62.204884] ? do_raw_spin_lock+0xc1/0x200 [ 62.204891] pty_write+0xf3/0x200 [ 62.204895] n_tty_write+0x8d2/0x1030 [ 62.204900] ? fs_reclaim_acquire+0x20/0x20 [ 62.204903] ? lock_downgrade+0x7f0/0x7f0 [ 62.204908] ? lock_downgrade+0x7f0/0x7f0 [ 62.204911] ? __might_fault+0xc6/0x1b0 [ 62.204915] ? process_echoes+0x130/0x130 [ 62.204919] ? do_wait_intr_irq+0x300/0x300 [ 62.204924] ? kasan_check_write+0x14/0x20 [ 62.219018] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 62.219446] tty_write+0x346/0x770 [ 62.229510] FAULT_INJECTION: forcing a failure. [ 62.229510] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 62.233966] ? process_echoes+0x130/0x130 [ 63.210884] __vfs_write+0xe3/0x860 [ 63.214494] ? __fdget_pos+0xa7/0xd0 [ 63.218183] ? kernel_read+0x130/0x130 [ 63.222064] ? __f_unlock_pos+0xd/0x10 [ 63.226018] ? __fget+0x1c2/0x300 [ 63.229453] ? lock_downgrade+0x7f0/0x7f0 [ 63.233576] ? __fget+0x42/0x300 [ 63.236927] ? rw_verify_area+0xb8/0x2b0 [ 63.240967] vfs_write+0x150/0x4f0 [ 63.244497] ksys_write+0xcd/0x1b0 [ 63.248470] ? __ia32_sys_read+0xa0/0xa0 [ 63.252526] ? __ia32_sys_clock_settime+0x220/0x220 [ 63.257518] __x64_sys_write+0x6e/0xb0 [ 63.261383] do_syscall_64+0xd0/0x4d0 [ 63.265163] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.270339] RIP: 0033:0x4592c9 [ 63.273505] RSP: 002b:00007fb1c46fcc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 63.281191] RAX: ffffffffffffffda RBX: 00007fb1c46fcc90 RCX: 00000000004592c9 [ 63.288530] RDX: 00000000ffffff78 RSI: 00000000200000c0 RDI: 0000000000000003 [ 63.295784] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 63.303041] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb1c46fd6d4 [ 63.310293] R13: 00000000004c9106 R14: 00000000004e0070 R15: 0000000000000004 [ 63.317584] CPU: 0 PID: 6760 Comm: syz-executor.4 Not tainted 4.17.0-rc3+ #1 [ 63.324869] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.334235] Call Trace: [ 63.336814] dump_stack+0x109/0x15a [ 63.340508] should_fail.cold.4+0x5/0x14 [ 63.344588] __alloc_pages_nodemask+0x1b5/0x730 [ 63.349236] ? ldsem_down_read+0x2d/0x40 [ 63.353279] ? __alloc_pages_slowpath+0x26a0/0x26a0 [ 63.358283] ? fs_reclaim_acquire+0x20/0x20 [ 63.362615] cache_grow_begin+0x81/0x890 [ 63.366657] __kmalloc+0x6d2/0x7a0 [ 63.370177] ? tty_write_lock+0x19/0x50 [ 63.374149] ? tty_write+0x52b/0x770 [ 63.377860] tty_write+0x52b/0x770 [ 63.381382] ? proc_cwd_link+0x1b0/0x1b0 [ 63.385421] ? process_echoes+0x130/0x130 [ 63.389549] __vfs_write+0xe3/0x860 [ 63.393158] ? __fdget_pos+0xa7/0xd0 [ 63.396851] ? kernel_read+0x130/0x130 [ 63.400715] ? __f_unlock_pos+0xd/0x10 [ 63.404579] ? __fget+0x1c2/0x300 [ 63.408014] ? lock_downgrade+0x7f0/0x7f0 [ 63.412143] ? __fget+0x42/0x300 [ 63.415490] ? rw_verify_area+0xb8/0x2b0 [ 63.419535] vfs_write+0x150/0x4f0 [ 63.423080] ksys_write+0xcd/0x1b0 [ 63.426627] ? __ia32_sys_read+0xa0/0xa0 [ 63.430758] ? __ia32_sys_clock_settime+0x220/0x220 [ 63.435842] __x64_sys_write+0x6e/0xb0 [ 63.439800] do_syscall_64+0xd0/0x4d0 [ 63.443620] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.448791] RIP: 0033:0x4592c9 [ 63.451964] RSP: 002b:00007f4857159c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 63.459652] RAX: ffffffffffffffda RBX: 00007f4857159c90 RCX: 00000000004592c9 [ 63.466906] RDX: 00000000ffffff78 RSI: 00000000200000c0 RDI: 0000000000000003 [ 63.474264] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 63.481515] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f485715a6d4 [ 63.489307] R13: 00000000004c9106 R14: 00000000004e0070 R15: 0000000000000004 [ 63.529281] FAULT_INJECTION: forcing a failure. [ 63.529281] name failslab, interval 1, probability 0, space 0, times 0 [ 63.539264] kobject: 'loop1' ( (ptrval)): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 63.540591] CPU: 1 PID: 6763 Comm: syz-executor.1 Not tainted 4.17.0-rc3+ #1 [ 63.540594] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.540596] Call Trace: [ 63.540607] dump_stack+0x109/0x15a [ 63.540617] should_fail.cold.4+0x5/0x14 [ 63.540626] __should_failslab+0xba/0xf0 [ 63.553096] kobject: 'loop4' ( (ptrval)): kobject_uevent_env [ 63.559185] should_failslab+0x9/0x14 [ 63.568961] kobject: 'loop4' ( (ptrval)): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 63.571162] __kmalloc+0x63/0x7a0 [ 63.571167] ? n_tty_write+0x89c/0x1030 [ 63.571171] ? kasan_kmalloc+0xc7/0xe0 [ 63.571174] ? __kmalloc+0x14e/0x7a0 [ 63.571177] ? vfs_write+0x150/0x4f0 [ 63.571181] ? __tty_buffer_request_room+0x1b3/0x550 [ 63.571186] __tty_buffer_request_room+0x1b3/0x550 [ 63.571192] tty_insert_flip_string_fixed_flag+0x77/0x1a0 [ 63.577503] FAULT_INJECTION: forcing a failure. [ 63.577503] name failslab, interval 1, probability 0, space 0, times 0 [ 63.579056] ? kasan_check_write+0x14/0x20 [ 63.653426] ? do_raw_spin_lock+0xc1/0x200 [ 63.657673] pty_write+0xf3/0x200 [ 63.661111] n_tty_write+0x8d2/0x1030 [ 63.664904] ? fs_reclaim_acquire+0x20/0x20 [ 63.669209] ? lock_downgrade+0x7f0/0x7f0 [ 63.673348] ? lock_downgrade+0x7f0/0x7f0 [ 63.677483] ? __might_fault+0xc6/0x1b0 [ 63.681623] ? process_echoes+0x130/0x130 [ 63.685847] ? do_wait_intr_irq+0x300/0x300 [ 63.690158] ? kasan_check_write+0x14/0x20 [ 63.694395] tty_write+0x346/0x770 [ 63.697950] ? process_echoes+0x130/0x130 [ 63.702084] __vfs_write+0xe3/0x860 [ 63.705819] ? __fdget_pos+0xa7/0xd0 [ 63.709519] ? kernel_read+0x130/0x130 [ 63.713397] ? __f_unlock_pos+0xd/0x10 [ 63.717274] ? __fget+0x1c2/0x300 [ 63.720711] ? lock_downgrade+0x7f0/0x7f0 [ 63.724842] ? __fget+0x42/0x300 [ 63.728285] ? rw_verify_area+0xb8/0x2b0 [ 63.732431] vfs_write+0x150/0x4f0 [ 63.735989] ksys_write+0xcd/0x1b0 [ 63.739609] ? __ia32_sys_read+0xa0/0xa0 [ 63.743757] ? __ia32_sys_clock_settime+0x220/0x220 [ 63.748757] __x64_sys_write+0x6e/0xb0 [ 63.752720] do_syscall_64+0xd0/0x4d0 [ 63.756506] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.762020] RIP: 0033:0x4592c9 [ 63.765320] RSP: 002b:00007f3a3739fc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 63.773077] RAX: ffffffffffffffda RBX: 00007f3a3739fc90 RCX: 00000000004592c9 [ 63.780334] RDX: 00000000ffffff78 RSI: 00000000200000c0 RDI: 0000000000000003 [ 63.787889] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 63.795655] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f3a373a06d4 [ 63.803087] R13: 00000000004c9106 R14: 00000000004e0070 R15: 0000000000000004 [ 63.810774] CPU: 0 PID: 6765 Comm: syz-executor.3 Not tainted 4.17.0-rc3+ #1 [ 63.818060] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.827589] Call Trace: [ 63.830341] dump_stack+0x109/0x15a [ 63.833970] should_fail.cold.4+0x5/0x14 [ 63.838113] __should_failslab+0xba/0xf0 [ 63.842162] should_failslab+0x9/0x14 [ 63.845968] __kmalloc+0x63/0x7a0 [ 63.849403] ? n_tty_write+0x89c/0x1030 [ 63.853360] ? kasan_kmalloc+0xc7/0xe0 [ 63.857320] ? __kmalloc+0x14e/0x7a0 [ 63.861026] ? vfs_write+0x150/0x4f0 [ 63.864730] ? __tty_buffer_request_room+0x1b3/0x550 [ 63.869934] __tty_buffer_request_room+0x1b3/0x550 [ 63.874856] tty_insert_flip_string_fixed_flag+0x77/0x1a0 [ 63.880434] ? kasan_check_write+0x14/0x20 [ 63.884786] ? do_raw_spin_lock+0xc1/0x200 [ 63.889151] pty_write+0xf3/0x200 [ 63.892591] n_tty_write+0x8d2/0x1030 [ 63.896601] ? fs_reclaim_acquire+0x20/0x20 [ 63.901053] ? lock_downgrade+0x7f0/0x7f0 [ 63.905545] ? lock_downgrade+0x7f0/0x7f0 [ 63.910026] ? __might_fault+0xc6/0x1b0 [ 63.914079] ? process_echoes+0x130/0x130 [ 63.918213] ? do_wait_intr_irq+0x300/0x300 [ 63.922522] ? kasan_check_write+0x14/0x20 [ 63.926984] tty_write+0x346/0x770 [ 63.930578] ? process_echoes+0x130/0x130 [ 63.934873] __vfs_write+0xe3/0x860 [ 63.938500] ? __fdget_pos+0xa7/0xd0 [ 63.942357] ? kernel_read+0x130/0x130 [ 63.946233] ? __f_unlock_pos+0xd/0x10 [ 63.950495] ? __fget+0x1c2/0x300 [ 63.954020] ? lock_downgrade+0x7f0/0x7f0 [ 63.958370] ? __fget+0x42/0x300 [ 63.961739] ? rw_verify_area+0xb8/0x2b0 [ 63.965871] vfs_write+0x150/0x4f0 [ 63.969616] ksys_write+0xcd/0x1b0 [ 63.973284] ? __ia32_sys_read+0xa0/0xa0 [ 63.977716] ? __ia32_sys_clock_settime+0x220/0x220 [ 63.982868] __x64_sys_write+0x6e/0xb0 [ 63.987708] do_syscall_64+0xd0/0x4d0 [ 63.991718] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.997019] RIP: 0033:0x4592c9 [ 64.000525] RSP: 002b:00007ff4e32dac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 64.008510] RAX: ffffffffffffffda RBX: 00007ff4e32dac90 RCX: 00000000004592c9 [ 64.016050] RDX: 00000000ffffff78 RSI: 00000000200000c0 RDI: 0000000000000003 [ 64.023731] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 64.031429] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff4e32db6d4 [ 64.038862] R13: 00000000004c9106 R14: 00000000004e0070 R15: 0000000000000004 [ 64.051083] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 64.057490] kobject: 'vlan0' ( (ptrval)): kobject_add_internal: parent: 'mesh', set: '' [ 64.070460] kobject: 'loop2' ( (ptrval)): kobject_uevent_env [ 64.077334] kobject: 'loop2' ( (ptrval)): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 64.110529] kobject: 'loop3' ( (ptrval)): kobject_uevent_env [ 64.118218] kobject: 'loop3' ( (ptrval)): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 64.129615] FAULT_INJECTION: forcing a failure. [ 64.129615] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 64.135872] kobject: 'loop0' ( (ptrval)): kobject_uevent_env [ 64.141779] CPU: 0 PID: 6773 Comm: syz-executor.0 Not tainted 4.17.0-rc3+ #1 [ 64.141783] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.141785] Call Trace: [ 64.141796] dump_stack+0x109/0x15a [ 64.141805] should_fail.cold.4+0x5/0x14 [ 64.141813] __alloc_pages_nodemask+0x1b5/0x730 [ 64.148806] kobject: 'loop0' ( (ptrval)): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 64.156059] ? ldsem_down_read+0x2d/0x40 [ 64.156065] ? __alloc_pages_slowpath+0x26a0/0x26a0 [ 64.156072] ? fs_reclaim_acquire+0x20/0x20 [ 64.156078] cache_grow_begin+0x81/0x890 [ 64.156083] __kmalloc+0x6d2/0x7a0 [ 64.156089] ? tty_write_lock+0x19/0x50 [ 64.156093] ? tty_write+0x52b/0x770 [ 64.156098] tty_write+0x52b/0x770 [ 64.166673] kobject: 'loop5' ( (ptrval)): kobject_uevent_env [ 64.168283] ? proc_cwd_link+0x1b0/0x1b0 [ 64.168290] ? process_echoes+0x130/0x130 [ 64.168297] __vfs_write+0xe3/0x860 [ 64.172221] kobject: 'loop5' ( (ptrval)): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 64.176208] ? __fdget_pos+0xa7/0xd0 [ 64.176213] ? kernel_read+0x130/0x130 [ 64.176216] ? __f_unlock_pos+0xd/0x10 [ 64.176221] ? __fget+0x1c2/0x300 [ 64.213473] FAULT_INJECTION: forcing a failure. [ 64.213473] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 64.216413] ? lock_downgrade+0x7f0/0x7f0 [ 64.287892] ? __fget+0x42/0x300 [ 64.291451] ? rw_verify_area+0xb8/0x2b0 [ 64.295503] vfs_write+0x150/0x4f0 [ 64.299208] ksys_write+0xcd/0x1b0 [ 64.302742] ? __ia32_sys_read+0xa0/0xa0 [ 64.306880] ? __ia32_sys_clock_settime+0x220/0x220 [ 64.312009] __x64_sys_write+0x6e/0xb0 [ 64.315958] do_syscall_64+0xd0/0x4d0 [ 64.319754] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.324938] RIP: 0033:0x4592c9 [ 64.328174] RSP: 002b:00007f0fbf2d0c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 64.335961] RAX: ffffffffffffffda RBX: 00007f0fbf2d0c90 RCX: 00000000004592c9 [ 64.343350] RDX: 00000000ffffff78 RSI: 00000000200000c0 RDI: 0000000000000003 [ 64.350739] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 64.357998] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f0fbf2d16d4 [ 64.365662] R13: 00000000004c9106 R14: 00000000004e0070 R15: 0000000000000004 [ 64.373078] CPU: 1 PID: 6782 Comm: syz-executor.5 Not tainted 4.17.0-rc3+ #1 [ 64.380276] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.389990] Call Trace: [ 64.393063] dump_stack+0x109/0x15a [ 64.396807] should_fail.cold.4+0x5/0x14 [ 64.400868] __alloc_pages_nodemask+0x1b5/0x730 [ 64.405557] ? ldsem_down_read+0x2d/0x40 [ 64.409617] ? __alloc_pages_slowpath+0x26a0/0x26a0 [ 64.414886] ? fs_reclaim_acquire+0x20/0x20 [ 64.419205] cache_grow_begin+0x81/0x890 [ 64.423356] __kmalloc+0x6d2/0x7a0 [ 64.426982] ? tty_write_lock+0x19/0x50 [ 64.431043] ? tty_write+0x52b/0x770 [ 64.434843] tty_write+0x52b/0x770 [ 64.438413] ? proc_cwd_link+0x1b0/0x1b0 [ 64.442609] ? process_echoes+0x130/0x130 [ 64.443299] kobject: 'loop1' ( (ptrval)): kobject_uevent_env [ 64.446928] __vfs_write+0xe3/0x860 [ 64.457232] ? __fdget_pos+0xa7/0xd0 [ 64.461381] ? kernel_read+0x130/0x130 [ 64.465450] ? __f_unlock_pos+0xd/0x10 [ 64.469342] ? __fget+0x1c2/0x300 [ 64.472994] ? lock_downgrade+0x7f0/0x7f0 [ 64.475670] kobject: 'loop1' ( (ptrval)): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 64.477337] ? __fget+0x42/0x300 [ 64.477345] ? rw_verify_area+0xb8/0x2b0 [ 64.477351] vfs_write+0x150/0x4f0 [ 64.477357] ksys_write+0xcd/0x1b0 [ 64.477361] ? __ia32_sys_read+0xa0/0xa0 [ 64.477368] ? __ia32_sys_clock_settime+0x220/0x220 [ 64.495670] kobject: 'loop2' ( (ptrval)): kobject_uevent_env [ 64.498742] __x64_sys_write+0x6e/0xb0 [ 64.498749] do_syscall_64+0xd0/0x4d0 [ 64.498755] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.498759] RIP: 0033:0x4592c9 [ 64.498762] RSP: 002b:00007f1a6aab0c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 64.498767] RAX: ffffffffffffffda RBX: 00007f1a6aab0c90 RCX: 00000000004592c9 [ 64.498769] RDX: 00000000ffffff78 RSI: 00000000200000c0 RDI: 0000000000000003 [ 64.498771] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 64.498773] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1a6aab16d4 [ 64.498777] R13: 00000000004c9106 R14: 00000000004e0070 R15: 0000000000000004 [ 64.503976] kobject: 'loop2' ( (ptrval)): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 64.512973] FAULT_INJECTION: forcing a failure. [ 64.512973] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 64.523801] kobject: 'loop3' ( (ptrval)): kobject_uevent_env [ 64.526277] CPU: 1 PID: 6790 Comm: syz-executor.3 Not tainted 4.17.0-rc3+ #1 [ 64.526280] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.526282] Call Trace: [ 64.526294] dump_stack+0x109/0x15a [ 64.526303] should_fail.cold.4+0x5/0x14 [ 64.526310] __alloc_pages_nodemask+0x1b5/0x730 [ 64.533086] FAULT_INJECTION: forcing a failure. [ 64.533086] name failslab, interval 1, probability 0, space 0, times 0 [ 64.534896] ? ldsem_down_read+0x2d/0x40 [ 64.658073] ? __alloc_pages_slowpath+0x26a0/0x26a0 [ 64.663220] ? fs_reclaim_acquire+0x20/0x20 [ 64.667529] cache_grow_begin+0x81/0x890 [ 64.671901] __kmalloc+0x6d2/0x7a0 [ 64.675650] ? tty_write_lock+0x19/0x50 [ 64.679611] ? tty_write+0x52b/0x770 [ 64.683316] tty_write+0x52b/0x770 [ 64.687051] ? proc_cwd_link+0x1b0/0x1b0 [ 64.691419] ? process_echoes+0x130/0x130 [ 64.695557] __vfs_write+0xe3/0x860 [ 64.699175] ? __fdget_pos+0xa7/0xd0 [ 64.702879] ? kernel_read+0x130/0x130 [ 64.707064] ? __f_unlock_pos+0xd/0x10 [ 64.710978] ? __fget+0x1c2/0x300 [ 64.714504] ? lock_downgrade+0x7f0/0x7f0 [ 64.719074] ? __fget+0x42/0x300 [ 64.722433] ? rw_verify_area+0xb8/0x2b0 [ 64.726484] vfs_write+0x150/0x4f0 [ 64.730014] ksys_write+0xcd/0x1b0 [ 64.733550] ? __ia32_sys_read+0xa0/0xa0 [ 64.737921] ? __ia32_sys_clock_settime+0x220/0x220 [ 64.743162] __x64_sys_write+0x6e/0xb0 [ 64.747248] do_syscall_64+0xd0/0x4d0 [ 64.751289] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.756473] RIP: 0033:0x4592c9 [ 64.759652] RSP: 002b:00007ff4e32fbc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 64.767580] RAX: ffffffffffffffda RBX: 00007ff4e32fbc90 RCX: 00000000004592c9 [ 64.775182] RDX: 00000000ffffff78 RSI: 00000000200000c0 RDI: 0000000000000003 [ 64.782590] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 64.789937] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff4e32fc6d4 [ 64.797281] R13: 00000000004c9106 R14: 00000000004e0070 R15: 0000000000000004 [ 64.804659] CPU: 0 PID: 6789 Comm: syz-executor.1 Not tainted 4.17.0-rc3+ #1 [ 64.807582] FAULT_INJECTION: forcing a failure. [ 64.807582] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 64.811873] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.833369] Call Trace: [ 64.835978] dump_stack+0x109/0x15a [ 64.839788] should_fail.cold.4+0x5/0x14 [ 64.843841] __should_failslab+0xba/0xf0 [ 64.847891] should_failslab+0x9/0x14 [ 64.851681] __kmalloc+0x63/0x7a0 [ 64.855134] ? n_tty_write+0x89c/0x1030 [ 64.859121] ? kasan_kmalloc+0xc7/0xe0 [ 64.862999] ? __kmalloc+0x14e/0x7a0 [ 64.866701] ? vfs_write+0x150/0x4f0 [ 64.870404] ? __tty_buffer_request_room+0x1b3/0x550 [ 64.875641] __tty_buffer_request_room+0x1b3/0x550 [ 64.880563] tty_insert_flip_string_fixed_flag+0x77/0x1a0 [ 64.886350] ? kasan_check_write+0x14/0x20 [ 64.890636] ? do_raw_spin_lock+0xc1/0x200 [ 64.895000] pty_write+0xf3/0x200 [ 64.898440] n_tty_write+0x8d2/0x1030 [ 64.902434] ? fs_reclaim_acquire+0x20/0x20 [ 64.906848] ? lock_downgrade+0x7f0/0x7f0 [ 64.910980] ? lock_downgrade+0x7f0/0x7f0 [ 64.915274] ? __might_fault+0xc6/0x1b0 [ 64.919414] ? process_echoes+0x130/0x130 [ 64.923590] ? do_wait_intr_irq+0x300/0x300 [ 64.927939] ? kasan_check_write+0x14/0x20 [ 64.932164] tty_write+0x346/0x770 [ 64.935750] ? process_echoes+0x130/0x130 [ 64.939933] __vfs_write+0xe3/0x860 [ 64.943616] ? __fdget_pos+0xa7/0xd0 [ 64.947318] ? kernel_read+0x130/0x130 [ 64.951235] ? __f_unlock_pos+0xd/0x10 [ 64.955112] ? __fget+0x1c2/0x300 [ 64.958734] ? lock_downgrade+0x7f0/0x7f0 [ 64.963032] ? __fget+0x42/0x300 [ 64.966392] ? rw_verify_area+0xb8/0x2b0 [ 64.970440] vfs_write+0x150/0x4f0 [ 64.973966] ksys_write+0xcd/0x1b0 [ 64.977542] ? __ia32_sys_read+0xa0/0xa0 [ 64.981609] ? __ia32_sys_clock_settime+0x220/0x220 [ 64.986787] __x64_sys_write+0x6e/0xb0 [ 64.990659] do_syscall_64+0xd0/0x4d0 [ 64.994445] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.999796] RIP: 0033:0x4592c9 [ 65.003027] RSP: 002b:00007f3a3739fc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 65.011274] RAX: ffffffffffffffda RBX: 00007f3a3739fc90 RCX: 00000000004592c9 [ 65.018705] RDX: 00000000ffffff78 RSI: 00000000200000c0 RDI: 0000000000000003 [ 65.026312] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 65.033747] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f3a373a06d4 [ 65.041011] R13: 00000000004c9106 R14: 00000000004e0070 R15: 0000000000000004 [ 65.048284] CPU: 1 PID: 6791 Comm: syz-executor.2 Not tainted 4.17.0-rc3+ #1 [ 65.055483] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.065119] Call Trace: [ 65.067740] dump_stack+0x109/0x15a [ 65.071366] should_fail.cold.4+0x5/0x14 [ 65.074893] kobject: 'loop3' ( (ptrval)): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 65.075542] __alloc_pages_nodemask+0x1b5/0x730 [ 65.075548] ? ldsem_down_read+0x2d/0x40 [ 65.075554] ? __alloc_pages_slowpath+0x26a0/0x26a0 [ 65.104206] ? fs_reclaim_acquire+0x20/0x20 [ 65.108536] cache_grow_begin+0x81/0x890 [ 65.112881] __kmalloc+0x6d2/0x7a0 [ 65.116419] ? tty_write_lock+0x19/0x50 [ 65.120497] ? tty_write+0x52b/0x770 [ 65.121015] kobject: 'loop0' ( (ptrval)): kobject_uevent_env [ 65.124362] tty_write+0x52b/0x770 [ 65.124368] ? proc_cwd_link+0x1b0/0x1b0 [ 65.124373] ? process_echoes+0x130/0x130 [ 65.124379] __vfs_write+0xe3/0x860 [ 65.124384] ? __fdget_pos+0xa7/0xd0 [ 65.124389] ? kernel_read+0x130/0x130 [ 65.132704] kobject: 'loop0' ( (ptrval)): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 65.134659] ? __f_unlock_pos+0xd/0x10 [ 65.134664] ? __fget+0x1c2/0x300 [ 65.134668] ? lock_downgrade+0x7f0/0x7f0 [ 65.134673] ? __fget+0x42/0x300 [ 65.142426] FAULT_INJECTION: forcing a failure. [ 65.142426] name failslab, interval 1, probability 0, space 0, times 0 [ 65.143097] ? rw_verify_area+0xb8/0x2b0 [ 65.194889] vfs_write+0x150/0x4f0 [ 65.198420] ksys_write+0xcd/0x1b0 [ 65.202278] ? __ia32_sys_read+0xa0/0xa0 [ 65.206391] ? __ia32_sys_clock_settime+0x220/0x220 [ 65.211398] __x64_sys_write+0x6e/0xb0 [ 65.215484] do_syscall_64+0xd0/0x4d0 [ 65.219343] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.224613] RIP: 0033:0x4592c9 [ 65.227888] RSP: 002b:00007fb1c46fcc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 65.235934] RAX: ffffffffffffffda RBX: 00007fb1c46fcc90 RCX: 00000000004592c9 [ 65.243597] RDX: 00000000ffffff78 RSI: 00000000200000c0 RDI: 0000000000000003 [ 65.251120] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 65.258503] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb1c46fd6d4 [ 65.266120] R13: 00000000004c9106 R14: 00000000004e0070 R15: 0000000000000004 [ 65.273636] CPU: 0 PID: 6788 Comm: syz-executor.4 Not tainted 4.17.0-rc3+ #1 [ 65.280972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.290449] FAULT_INJECTION: forcing a failure. [ 65.290449] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 65.291777] Call Trace: [ 65.306391] dump_stack+0x109/0x15a [ 65.310132] should_fail.cold.4+0x5/0x14 [ 65.314183] __should_failslab+0xba/0xf0 [ 65.318229] should_failslab+0x9/0x14 [ 65.322018] __kmalloc+0x63/0x7a0 [ 65.325471] ? n_tty_write+0x89c/0x1030 [ 65.329432] ? kasan_kmalloc+0xc7/0xe0 [ 65.333308] ? __kmalloc+0x14e/0x7a0 [ 65.337192] ? vfs_write+0x150/0x4f0 [ 65.340898] ? __tty_buffer_request_room+0x1b3/0x550 [ 65.346050] __tty_buffer_request_room+0x1b3/0x550 [ 65.351060] tty_insert_flip_string_fixed_flag+0x77/0x1a0 [ 65.356616] ? kasan_check_write+0x14/0x20 [ 65.361041] ? do_raw_spin_lock+0xc1/0x200 [ 65.365266] pty_write+0xf3/0x200 [ 65.368981] n_tty_write+0x8d2/0x1030 [ 65.372769] ? fs_reclaim_acquire+0x20/0x20 [ 65.377127] ? lock_downgrade+0x7f0/0x7f0 [ 65.381438] ? lock_downgrade+0x7f0/0x7f0 [ 65.385691] ? __might_fault+0xc6/0x1b0 [ 65.389809] ? process_echoes+0x130/0x130 [ 65.394009] ? do_wait_intr_irq+0x300/0x300 [ 65.398406] ? kasan_check_write+0x14/0x20 [ 65.402749] tty_write+0x346/0x770 [ 65.406284] ? process_echoes+0x130/0x130 [ 65.410509] __vfs_write+0xe3/0x860 [ 65.414124] ? __fdget_pos+0xa7/0xd0 [ 65.418109] ? kernel_read+0x130/0x130 [ 65.422021] ? __f_unlock_pos+0xd/0x10 [ 65.425905] ? __fget+0x1c2/0x300 [ 65.429466] ? lock_downgrade+0x7f0/0x7f0 [ 65.433993] ? __fget+0x42/0x300 [ 65.437353] ? rw_verify_area+0xb8/0x2b0 [ 65.441402] vfs_write+0x150/0x4f0 [ 65.445218] ksys_write+0xcd/0x1b0 [ 65.449011] ? __ia32_sys_read+0xa0/0xa0 [ 65.453060] ? __ia32_sys_clock_settime+0x220/0x220 [ 65.458170] __x64_sys_write+0x6e/0xb0 [ 65.462595] do_syscall_64+0xd0/0x4d0 [ 65.466519] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.471884] RIP: 0033:0x4592c9 [ 65.475272] RSP: 002b:00007f485717ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 65.483380] RAX: ffffffffffffffda RBX: 00007f485717ac90 RCX: 00000000004592c9 [ 65.491356] RDX: 00000000ffffff78 RSI: 00000000200000c0 RDI: 0000000000000003 [ 65.498700] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 65.506918] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f485717b6d4 [ 65.514383] R13: 00000000004c9106 R14: 00000000004e0070 R15: 0000000000000004 [ 65.521656] CPU: 1 PID: 6799 Comm: syz-executor.5 Not tainted 4.17.0-rc3+ #1 [ 65.523972] kobject: 'loop5' ( (ptrval)): kobject_uevent_env [ 65.528956] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.528958] Call Trace: [ 65.528970] dump_stack+0x109/0x15a [ 65.528981] should_fail.cold.4+0x5/0x14 [ 65.549234] kobject: 'loop5' ( (ptrval)): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 65.551540] __alloc_pages_nodemask+0x1b5/0x730 [ 65.551546] ? ldsem_down_read+0x2d/0x40 [ 65.551550] ? __alloc_pages_slowpath+0x26a0/0x26a0 [ 65.551557] ? fs_reclaim_acquire+0x20/0x20 [ 65.551564] cache_grow_begin+0x81/0x890 [ 65.551570] __kmalloc+0x6d2/0x7a0 [ 65.551577] ? tty_write_lock+0x19/0x50 [ 65.551580] ? tty_write+0x52b/0x770 [ 65.551585] tty_write+0x52b/0x770 [ 65.551590] ? proc_cwd_link+0x1b0/0x1b0 [ 65.551594] ? process_echoes+0x130/0x130 [ 65.551599] __vfs_write+0xe3/0x860 [ 65.551604] ? __fdget_pos+0xa7/0xd0 [ 65.551609] ? kernel_read+0x130/0x130 [ 65.589608] FAULT_INJECTION: forcing a failure. [ 65.589608] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 65.591431] ? __f_unlock_pos+0xd/0x10 [ 65.638659] ? __fget+0x1c2/0x300 [ 65.642103] ? lock_downgrade+0x7f0/0x7f0 [ 65.646238] ? __fget+0x42/0x300 [ 65.649609] ? rw_verify_area+0xb8/0x2b0 [ 65.653855] vfs_write+0x150/0x4f0 [ 65.657607] ksys_write+0xcd/0x1b0 [ 65.661148] ? __ia32_sys_read+0xa0/0xa0 [ 65.665195] ? __ia32_sys_clock_settime+0x220/0x220 [ 65.670313] __x64_sys_write+0x6e/0xb0 [ 65.674198] do_syscall_64+0xd0/0x4d0 [ 65.677988] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.683358] RIP: 0033:0x4592c9 [ 65.686663] RSP: 002b:00007f1a6aab0c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 65.694661] RAX: ffffffffffffffda RBX: 00007f1a6aab0c90 RCX: 00000000004592c9 [ 65.702177] RDX: 00000000ffffff78 RSI: 00000000200000c0 RDI: 0000000000000003 [ 65.709530] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 65.716904] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1a6aab16d4 [ 65.724266] R13: 00000000004c9106 R14: 00000000004e0070 R15: 0000000000000004 [ 65.731637] CPU: 0 PID: 6795 Comm: syz-executor.0 Not tainted 4.17.0-rc3+ #1 [ 65.738838] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.739548] FAULT_INJECTION: forcing a failure. [ 65.739548] name failslab, interval 1, probability 0, space 0, times 0 [ 65.748348] Call Trace: [ 65.762351] dump_stack+0x109/0x15a [ 65.766055] should_fail.cold.4+0x5/0x14 [ 65.770169] __alloc_pages_nodemask+0x1b5/0x730 [ 65.774923] ? ldsem_down_read+0x2d/0x40 [ 65.779060] ? __alloc_pages_slowpath+0x26a0/0x26a0 [ 65.784154] ? fs_reclaim_acquire+0x20/0x20 [ 65.788572] cache_grow_begin+0x81/0x890 [ 65.792670] __kmalloc+0x6d2/0x7a0 [ 65.796247] ? tty_write_lock+0x19/0x50 [ 65.800230] ? tty_write+0x52b/0x770 [ 65.804113] tty_write+0x52b/0x770 [ 65.807642] ? proc_cwd_link+0x1b0/0x1b0 [ 65.811698] ? process_echoes+0x130/0x130 [ 65.815838] __vfs_write+0xe3/0x860 [ 65.819466] ? __fdget_pos+0xa7/0xd0 [ 65.823167] ? kernel_read+0x130/0x130 [ 65.827465] ? __f_unlock_pos+0xd/0x10 [ 65.831441] ? __fget+0x1c2/0x300 [ 65.834885] ? lock_downgrade+0x7f0/0x7f0 [ 65.839029] ? __fget+0x42/0x300 [ 65.842386] ? rw_verify_area+0xb8/0x2b0 [ 65.846436] vfs_write+0x150/0x4f0 [ 65.849962] ksys_write+0xcd/0x1b0 [ 65.853509] ? __ia32_sys_read+0xa0/0xa0 [ 65.857556] ? __ia32_sys_clock_settime+0x220/0x220 [ 65.862561] __x64_sys_write+0x6e/0xb0 [ 65.866436] do_syscall_64+0xd0/0x4d0 [ 65.870224] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.875399] RIP: 0033:0x4592c9 [ 65.878575] RSP: 002b:00007f0fbf2d0c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 65.886621] RAX: ffffffffffffffda RBX: 00007f0fbf2d0c90 RCX: 00000000004592c9 [ 65.894282] RDX: 00000000ffffff78 RSI: 00000000200000c0 RDI: 0000000000000003 [ 65.902529] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 65.910045] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f0fbf2d16d4 [ 65.917303] R13: 00000000004c9106 R14: 00000000004e0070 R15: 0000000000000004 [ 65.924729] CPU: 1 PID: 6802 Comm: syz-executor.3 Not tainted 4.17.0-rc3+ #1 [ 65.930574] kobject: 'loop3' ( (ptrval)): kobject_uevent_env [ 65.931928] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.931930] Call Trace: [ 65.931954] dump_stack+0x109/0x15a [ 65.938530] kobject: 'loop3' ( (ptrval)): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 65.948200] should_fail.cold.4+0x5/0x14 [ 65.948208] __should_failslab+0xba/0xf0 [ 65.948213] should_failslab+0x9/0x14 [ 65.948216] __kmalloc+0x63/0x7a0 [ 65.948220] ? n_tty_write+0x89c/0x1030 [ 65.948223] ? kasan_kmalloc+0xc7/0xe0 [ 65.948226] ? __kmalloc+0x14e/0x7a0 [ 65.948229] ? vfs_write+0x150/0x4f0 [ 65.948233] ? __tty_buffer_request_room+0x1b3/0x550 [ 65.948237] __tty_buffer_request_room+0x1b3/0x550 [ 65.948242] tty_insert_flip_string_fixed_flag+0x77/0x1a0 [ 65.948245] ? kasan_check_write+0x14/0x20 [ 65.948251] ? do_raw_spin_lock+0xc1/0x200 [ 65.948257] pty_write+0xf3/0x200 [ 65.948261] n_tty_write+0x8d2/0x1030 [ 65.948267] ? fs_reclaim_acquire+0x20/0x20 [ 65.948270] ? lock_downgrade+0x7f0/0x7f0 [ 65.948274] ? lock_downgrade+0x7f0/0x7f0 [ 65.948280] ? __might_fault+0xc6/0x1b0 [ 65.961797] kobject: 'loop4' ( (ptrval)): kobject_uevent_env [ 65.964257] ? process_echoes+0x130/0x130 [ 65.964263] ? do_wait_intr_irq+0x300/0x300 [ 65.964272] ? kasan_check_write+0x14/0x20 [ 65.968716] kobject: 'loop4' ( (ptrval)): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 65.972545] tty_write+0x346/0x770 [ 65.972550] ? process_echoes+0x130/0x130 [ 65.972554] __vfs_write+0xe3/0x860 [ 65.972559] ? lock_release+0x44e/0x870 [ 65.972562] ? kernel_read+0x130/0x130 [ 65.972568] ? __f_unlock_pos+0xd/0x10 [ 65.972571] ? __fget+0x1c2/0x300 [ 65.972574] ? lock_downgrade+0x7f0/0x7f0 [ 65.972577] ? __fget+0x42/0x300 [ 65.972583] ? rw_verify_area+0xb8/0x2b0 [ 65.972587] vfs_write+0x150/0x4f0 [ 65.972591] ksys_write+0xcd/0x1b0 [ 65.972594] ? __ia32_sys_read+0xa0/0xa0 [ 65.972600] ? __ia32_sys_clock_settime+0x220/0x220 [ 65.972604] __x64_sys_write+0x6e/0xb0 [ 65.972611] do_syscall_64+0xd0/0x4d0 [ 65.972617] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.972622] RIP: 0033:0x4592c9 [ 66.061373] FAULT_INJECTION: forcing a failure. [ 66.061373] name failslab, interval 1, probability 0, space 0, times 0 [ 66.065662] RSP: 002b:00007ff4e32fbc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 66.165564] RAX: ffffffffffffffda RBX: 00007ff4e32fbc90 RCX: 00000000004592c9 [ 66.173050] RDX: 00000000ffffff78 RSI: 00000000200000c0 RDI: 0000000000000003 [ 66.180587] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 66.187940] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff4e32fc6d4 [ 66.195348] R13: 00000000004c9106 R14: 00000000004e0070 R15: 0000000000000004 [ 66.202711] CPU: 0 PID: 6807 Comm: syz-executor.1 Not tainted 4.17.0-rc3+ #1 [ 66.210034] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.219556] Call Trace: [ 66.222149] dump_stack+0x109/0x15a [ 66.225909] should_fail.cold.4+0x5/0x14 [ 66.230050] __should_failslab+0xba/0xf0 [ 66.234097] should_failslab+0x9/0x14 [ 66.238003] __kmalloc+0x63/0x7a0 [ 66.241446] ? n_tty_write+0x89c/0x1030 [ 66.245664] ? kasan_kmalloc+0xc7/0xe0 [ 66.249823] ? __kmalloc+0x14e/0x7a0 [ 66.253540] ? vfs_write+0x150/0x4f0 [ 66.257416] ? __tty_buffer_request_room+0x1b3/0x550 [ 66.262520] __tty_buffer_request_room+0x1b3/0x550 [ 66.267593] tty_insert_flip_string_fixed_flag+0x77/0x1a0 [ 66.273116] ? kasan_check_write+0x14/0x20 [ 66.277339] ? do_raw_spin_lock+0xc1/0x200 [ 66.281735] pty_write+0xf3/0x200 [ 66.285464] n_tty_write+0x8d2/0x1030 [ 66.289382] ? fs_reclaim_acquire+0x20/0x20 [ 66.294066] ? lock_downgrade+0x7f0/0x7f0 [ 66.298200] ? lock_downgrade+0x7f0/0x7f0 [ 66.302332] ? __might_fault+0xc6/0x1b0 [ 66.306476] ? process_echoes+0x130/0x130 [ 66.310704] ? do_wait_intr_irq+0x300/0x300 [ 66.315255] ? kasan_check_write+0x14/0x20 [ 66.319478] tty_write+0x346/0x770 [ 66.323094] ? process_echoes+0x130/0x130 [ 66.327228] __vfs_write+0xe3/0x860 [ 66.330844] ? __fdget_pos+0xa7/0xd0 [ 66.334544] ? kernel_read+0x130/0x130 [ 66.338416] ? __f_unlock_pos+0xd/0x10 [ 66.342292] ? __fget+0x1c2/0x300 [ 66.345758] ? lock_downgrade+0x7f0/0x7f0 [ 66.349946] ? __fget+0x42/0x300 [ 66.353794] ? rw_verify_area+0xb8/0x2b0 [ 66.357841] vfs_write+0x150/0x4f0 [ 66.361422] ksys_write+0xcd/0x1b0 [ 66.365012] ? __ia32_sys_read+0xa0/0xa0 [ 66.369152] ? __ia32_sys_clock_settime+0x220/0x220 [ 66.374152] __x64_sys_write+0x6e/0xb0 [ 66.378029] do_syscall_64+0xd0/0x4d0 [ 66.381882] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.387150] RIP: 0033:0x4592c9 [ 66.390327] RSP: 002b:00007f3a3737ec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 66.398387] RAX: ffffffffffffffda RBX: 00007f3a3737ec90 RCX: 00000000004592c9 [ 66.405766] RDX: 00000000ffffff78 RSI: 00000000200000c0 RDI: 0000000000000003 [ 66.413170] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 66.420426] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f3a3737f6d4 [ 66.427679] R13: 00000000004c9106 R14: 00000000004e0070 R15: 0000000000000004 [ 66.442283] FAULT_INJECTION: forcing a failure. [ 66.442283] name failslab, interval 1, probability 0, space 0, times 0 [ 66.447879] FAULT_INJECTION: forcing a failure. [ 66.447879] name failslab, interval 1, probability 0, space 0, times 0 [ 66.453501] CPU: 0 PID: 6810 Comm: syz-executor.4 Not tainted 4.17.0-rc3+ #1 [ 66.472333] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.481998] Call Trace: [ 66.484585] dump_stack+0x109/0x15a [ 66.488405] should_fail.cold.4+0x5/0x14 [ 66.492646] __should_failslab+0xba/0xf0 [ 66.496841] should_failslab+0x9/0x14 [ 66.500714] __kmalloc+0x63/0x7a0 [ 66.504154] ? n_tty_write+0x89c/0x1030 [ 66.508121] ? kasan_kmalloc+0xc7/0xe0 [ 66.512007] ? __kmalloc+0x14e/0x7a0 [ 66.515830] ? vfs_write+0x150/0x4f0 [ 66.519530] ? __tty_buffer_request_room+0x1b3/0x550 [ 66.524709] __tty_buffer_request_room+0x1b3/0x550 [ 66.529718] tty_insert_flip_string_fixed_flag+0x77/0x1a0 [ 66.535248] ? kasan_check_write+0x14/0x20 [ 66.539481] ? do_raw_spin_lock+0xc1/0x200 [ 66.544024] pty_write+0xf3/0x200 [ 66.547465] n_tty_write+0x8d2/0x1030 [ 66.551403] ? fs_reclaim_acquire+0x20/0x20 [ 66.555959] ? lock_downgrade+0x7f0/0x7f0 [ 66.560194] ? lock_downgrade+0x7f0/0x7f0 [ 66.564548] ? __might_fault+0xc6/0x1b0 [ 66.568684] ? process_echoes+0x130/0x130 [ 66.572925] ? do_wait_intr_irq+0x300/0x300 [ 66.577362] ? kasan_check_write+0x14/0x20 [ 66.581846] tty_write+0x346/0x770 [ 66.585426] ? process_echoes+0x130/0x130 [ 66.589626] __vfs_write+0xe3/0x860 [ 66.593461] ? __fdget_pos+0xa7/0xd0 [ 66.597162] ? kernel_read+0x130/0x130 [ 66.601037] ? __f_unlock_pos+0xd/0x10 [ 66.605129] ? __fget+0x1c2/0x300 [ 66.608643] ? lock_downgrade+0x7f0/0x7f0 [ 66.612783] ? __fget+0x42/0x300 [ 66.616325] ? rw_verify_area+0xb8/0x2b0 [ 66.620557] vfs_write+0x150/0x4f0 [ 66.624092] ksys_write+0xcd/0x1b0 [ 66.627618] ? __ia32_sys_read+0xa0/0xa0 [ 66.631777] ? __ia32_sys_clock_settime+0x220/0x220 [ 66.636896] __x64_sys_write+0x6e/0xb0 [ 66.640792] do_syscall_64+0xd0/0x4d0 [ 66.644584] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.649779] RIP: 0033:0x4592c9 [ 66.653069] RSP: 002b:00007f485717ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 66.660766] RAX: ffffffffffffffda RBX: 00007f485717ac90 RCX: 00000000004592c9 [ 66.668162] RDX: 00000000ffffff78 RSI: 00000000200000c0 RDI: 0000000000000003 [ 66.675441] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 66.682701] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f485717b6d4 [ 66.690554] R13: 00000000004c9106 R14: 00000000004e0070 R15: 0000000000000004 [ 66.698264] CPU: 1 PID: 6811 Comm: syz-executor.2 Not tainted 4.17.0-rc3+ #1 [ 66.705567] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.707002] kobject: 'loop0' ( (ptrval)): kobject_uevent_env [ 66.715184] Call Trace: [ 66.715197] dump_stack+0x109/0x15a [ 66.715206] should_fail.cold.4+0x5/0x14 [ 66.715212] __should_failslab+0xba/0xf0 [ 66.715218] should_failslab+0x9/0x14 [ 66.715221] __kmalloc+0x63/0x7a0 [ 66.715225] ? n_tty_write+0x89c/0x1030 [ 66.715228] ? kasan_kmalloc+0xc7/0xe0 [ 66.715230] ? __kmalloc+0x14e/0x7a0 [ 66.715234] ? vfs_write+0x150/0x4f0 [ 66.715237] ? __tty_buffer_request_room+0x1b3/0x550 [ 66.715242] __tty_buffer_request_room+0x1b3/0x550 [ 66.715249] tty_insert_flip_string_fixed_flag+0x77/0x1a0 [ 66.743569] kobject: 'loop0' ( (ptrval)): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 66.744158] ? kasan_check_write+0x14/0x20 [ 66.771121] kobject: 'loop5' ( (ptrval)): kobject_uevent_env [ 66.775800] ? do_raw_spin_lock+0xc1/0x200 [ 66.788595] kobject: 'loop5' ( (ptrval)): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 66.790009] pty_write+0xf3/0x200 [ 66.790015] n_tty_write+0x8d2/0x1030 [ 66.790023] ? fs_reclaim_acquire+0x20/0x20 [ 66.790027] ? lock_downgrade+0x7f0/0x7f0 [ 66.790031] ? lock_downgrade+0x7f0/0x7f0 [ 66.790036] ? __might_fault+0xc6/0x1b0 [ 66.790039] ? process_echoes+0x130/0x130 [ 66.790043] ? do_wait_intr_irq+0x300/0x300 [ 66.790050] ? kasan_check_write+0x14/0x20 [ 66.790057] tty_write+0x346/0x770 [ 66.790063] ? process_echoes+0x130/0x130 [ 66.809230] FAULT_INJECTION: forcing a failure. [ 66.809230] name failslab, interval 1, probability 0, space 0, times 0 [ 66.810678] __vfs_write+0xe3/0x860 [ 66.870939] ? __fdget_pos+0xa7/0xd0 [ 66.874741] ? kernel_read+0x130/0x130 [ 66.878706] ? __f_unlock_pos+0xd/0x10 [ 66.882586] ? __fget+0x1c2/0x300 [ 66.886026] ? lock_downgrade+0x7f0/0x7f0 [ 66.890164] ? __fget+0x42/0x300 [ 66.893804] ? rw_verify_area+0xb8/0x2b0 [ 66.898032] vfs_write+0x150/0x4f0 [ 66.901567] ksys_write+0xcd/0x1b0 [ 66.905241] ? __ia32_sys_read+0xa0/0xa0 [ 66.909441] ? __ia32_sys_clock_settime+0x220/0x220 [ 66.914444] __x64_sys_write+0x6e/0xb0 [ 66.918319] do_syscall_64+0xd0/0x4d0 [ 66.922237] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.927416] RIP: 0033:0x4592c9 [ 66.930593] RSP: 002b:00007fb1c46fcc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 66.938400] RAX: ffffffffffffffda RBX: 00007fb1c46fcc90 RCX: 00000000004592c9 [ 66.945660] RDX: 00000000ffffff78 RSI: 00000000200000c0 RDI: 0000000000000003 [ 66.952925] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 66.960255] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb1c46fd6d4 [ 66.967619] R13: 00000000004c9106 R14: 00000000004e0070 R15: 0000000000000004 [ 66.974889] CPU: 0 PID: 6815 Comm: syz-executor.0 Not tainted 4.17.0-rc3+ #1 [ 66.982618] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.992476] Call Trace: [ 66.995341] dump_stack+0x109/0x15a [ 66.999177] should_fail.cold.4+0x5/0x14 [ 67.003588] __should_failslab+0xba/0xf0 [ 67.007992] should_failslab+0x9/0x14 [ 67.012569] __kmalloc+0x63/0x7a0 [ 67.016292] ? n_tty_write+0x89c/0x1030 [ 67.020493] ? kasan_kmalloc+0xc7/0xe0 [ 67.024564] ? __kmalloc+0x14e/0x7a0 [ 67.028629] ? vfs_write+0x150/0x4f0 [ 67.033000] ? __tty_buffer_request_room+0x1b3/0x550 [ 67.038274] __tty_buffer_request_room+0x1b3/0x550 [ 67.043286] tty_insert_flip_string_fixed_flag+0x77/0x1a0 [ 67.048812] ? kasan_check_write+0x14/0x20 [ 67.053399] ? do_raw_spin_lock+0xc1/0x200 [ 67.057797] pty_write+0xf3/0x200 [ 67.061359] n_tty_write+0x8d2/0x1030 [ 67.065474] ? fs_reclaim_acquire+0x20/0x20 [ 67.069791] ? lock_downgrade+0x7f0/0x7f0 [ 67.074395] ? lock_downgrade+0x7f0/0x7f0 [ 67.078537] ? __might_fault+0xc6/0x1b0 [ 67.086250] ? process_echoes+0x130/0x130 [ 67.090605] ? do_wait_intr_irq+0x300/0x300 [ 67.095279] ? kasan_check_write+0x14/0x20 [ 67.099603] tty_write+0x346/0x770 [ 67.103264] ? process_echoes+0x130/0x130 [ 67.107595] __vfs_write+0xe3/0x860 [ 67.111386] ? __fdget_pos+0xa7/0xd0 [ 67.115254] ? kernel_read+0x130/0x130 [ 67.119251] ? __f_unlock_pos+0xd/0x10 [ 67.123348] ? __fget+0x1c2/0x300 [ 67.126923] ? lock_downgrade+0x7f0/0x7f0 [ 67.131282] ? __fget+0x42/0x300 [ 67.134653] ? rw_verify_area+0xb8/0x2b0 [ 67.139013] vfs_write+0x150/0x4f0 [ 67.142827] ksys_write+0xcd/0x1b0 [ 67.146500] ? __ia32_sys_read+0xa0/0xa0 [ 67.150554] ? __ia32_sys_clock_settime+0x220/0x220 [ 67.155561] __x64_sys_write+0x6e/0xb0 [ 67.159667] do_syscall_64+0xd0/0x4d0 [ 67.163605] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.169005] RIP: 0033:0x4592c9 [ 67.172445] RSP: 002b:00007f0fbf2d0c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 67.180533] RAX: ffffffffffffffda RBX: 00007f0fbf2d0c90 RCX: 00000000004592c9 [ 67.188608] RDX: 00000000ffffff78 RSI: 00000000200000c0 RDI: 0000000000000003 2019/06/20 00:59:50 executed programs: 22 [ 67.196120] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 67.204037] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f0fbf2d16d4 [ 67.211565] R13: 00000000004c9106 R14: 00000000004e0070 R15: 0000000000000004 [ 67.222858] FAULT_INJECTION: forcing a failure. [ 67.222858] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 67.227710] kobject: 'loop3' ( (ptrval)): kobject_uevent_env [ 67.234680] CPU: 0 PID: 6816 Comm: syz-executor.5 Not tainted 4.17.0-rc3+ #1 [ 67.234682] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.234684] Call Trace: [ 67.234696] dump_stack+0x109/0x15a [ 67.234705] should_fail.cold.4+0x5/0x14 [ 67.234712] __alloc_pages_nodemask+0x1b5/0x730 [ 67.234717] ? ldsem_down_read+0x2d/0x40 [ 67.234722] ? __alloc_pages_slowpath+0x26a0/0x26a0 [ 67.234729] ? fs_reclaim_acquire+0x20/0x20 [ 67.234735] cache_grow_begin+0x81/0x890 [ 67.234740] __kmalloc+0x6d2/0x7a0 [ 67.234750] ? tty_write_lock+0x19/0x50 [ 67.245835] FAULT_INJECTION: forcing a failure. [ 67.245835] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 67.248624] ? tty_write+0x52b/0x770 [ 67.314771] tty_write+0x52b/0x770 [ 67.318308] ? proc_cwd_link+0x1b0/0x1b0 [ 67.322357] ? process_echoes+0x130/0x130 [ 67.326623] __vfs_write+0xe3/0x860 [ 67.330240] ? __fdget_pos+0xa7/0xd0 [ 67.333942] ? kernel_read+0x130/0x130 [ 67.337813] ? __f_unlock_pos+0xd/0x10 [ 67.341794] ? __fget+0x1c2/0x300 [ 67.345428] ? lock_downgrade+0x7f0/0x7f0 [ 67.349680] ? __fget+0x42/0x300 [ 67.353195] ? rw_verify_area+0xb8/0x2b0 [ 67.357253] vfs_write+0x150/0x4f0 [ 67.360783] ksys_write+0xcd/0x1b0 [ 67.364425] ? __ia32_sys_read+0xa0/0xa0 [ 67.368474] ? __ia32_sys_clock_settime+0x220/0x220 [ 67.373798] __x64_sys_write+0x6e/0xb0 [ 67.377678] do_syscall_64+0xd0/0x4d0 [ 67.381486] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.387101] RIP: 0033:0x4592c9 [ 67.390462] RSP: 002b:00007f1a6aab0c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 67.398582] RAX: ffffffffffffffda RBX: 00007f1a6aab0c90 RCX: 00000000004592c9 [ 67.406267] RDX: 00000000ffffff78 RSI: 00000000200000c0 RDI: 0000000000000003 [ 67.413699] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 67.421402] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1a6aab16d4 [ 67.428926] R13: 00000000004c9106 R14: 00000000004e0070 R15: 0000000000000004 [ 67.436894] CPU: 1 PID: 6820 Comm: syz-executor.3 Not tainted 4.17.0-rc3+ #1 [ 67.439194] kobject: 'loop3' ( (ptrval)): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 67.444394] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.444396] Call Trace: [ 67.444409] dump_stack+0x109/0x15a [ 67.444418] should_fail.cold.4+0x5/0x14 [ 67.444424] __alloc_pages_nodemask+0x1b5/0x730 [ 67.444430] ? ldsem_down_read+0x2d/0x40 [ 67.444433] ? __alloc_pages_slowpath+0x26a0/0x26a0 [ 67.444441] ? fs_reclaim_acquire+0x20/0x20 [ 67.444446] cache_grow_begin+0x81/0x890 [ 67.444452] __kmalloc+0x6d2/0x7a0 [ 67.454443] kobject: 'loop1' ( (ptrval)): kobject_uevent_env [ 67.463340] ? tty_write_lock+0x19/0x50 [ 67.463344] ? tty_write+0x52b/0x770 [ 67.463348] tty_write+0x52b/0x770 [ 67.463353] ? proc_cwd_link+0x1b0/0x1b0 [ 67.463357] ? process_echoes+0x130/0x130 [ 67.463362] __vfs_write+0xe3/0x860 [ 67.463367] ? __fdget_pos+0xa7/0xd0 [ 67.463371] ? kernel_read+0x130/0x130 [ 67.463374] ? __f_unlock_pos+0xd/0x10 [ 67.463379] ? __fget+0x1c2/0x300 [ 67.466321] kobject: 'loop1' ( (ptrval)): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 67.469989] ? lock_downgrade+0x7f0/0x7f0 [ 67.469994] ? __fget+0x42/0x300 [ 67.470001] ? rw_verify_area+0xb8/0x2b0 [ 67.470005] vfs_write+0x150/0x4f0 [ 67.470010] ksys_write+0xcd/0x1b0 [ 67.470013] ? __ia32_sys_read+0xa0/0xa0 [ 67.470018] ? __ia32_sys_clock_settime+0x220/0x220 [ 67.470023] __x64_sys_write+0x6e/0xb0 [ 67.470029] do_syscall_64+0xd0/0x4d0 [ 67.470034] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.470038] RIP: 0033:0x4592c9 [ 67.487438] FAULT_INJECTION: forcing a failure. [ 67.487438] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 67.488603] RSP: 002b:00007ff4e32fbc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 67.632063] RAX: ffffffffffffffda RBX: 00007ff4e32fbc90 RCX: 00000000004592c9 [ 67.639331] RDX: 00000000ffffff78 RSI: 00000000200000c0 RDI: 0000000000000003 [ 67.646939] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 67.654410] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff4e32fc6d4 [ 67.661686] R13: 00000000004c9106 R14: 00000000004e0070 R15: 0000000000000004 [ 67.668958] CPU: 0 PID: 6823 Comm: syz-executor.1 Not tainted 4.17.0-rc3+ #1 [ 67.676302] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.685842] Call Trace: [ 67.688562] dump_stack+0x109/0x15a [ 67.692342] should_fail.cold.4+0x5/0x14 [ 67.696567] __alloc_pages_nodemask+0x1b5/0x730 [ 67.701661] ? ldsem_down_read+0x2d/0x40 [ 67.705891] ? __alloc_pages_slowpath+0x26a0/0x26a0 [ 67.710978] ? fs_reclaim_acquire+0x20/0x20 [ 67.715473] cache_grow_begin+0x81/0x890 [ 67.719536] __kmalloc+0x6d2/0x7a0 [ 67.723111] ? tty_write_lock+0x19/0x50 [ 67.727099] ? tty_write+0x52b/0x770 [ 67.730839] tty_write+0x52b/0x770 [ 67.734633] ? proc_cwd_link+0x1b0/0x1b0 [ 67.738769] ? process_echoes+0x130/0x130 [ 67.742904] __vfs_write+0xe3/0x860 [ 67.746516] ? __fdget_pos+0xa7/0xd0 [ 67.750313] ? kernel_read+0x130/0x130 [ 67.754192] ? __f_unlock_pos+0xd/0x10 [ 67.758110] ? __fget+0x1c2/0x300 [ 67.761556] ? lock_downgrade+0x7f0/0x7f0 [ 67.765732] ? __fget+0x42/0x300 [ 67.769448] ? rw_verify_area+0xb8/0x2b0 [ 67.773648] vfs_write+0x150/0x4f0 [ 67.777224] ksys_write+0xcd/0x1b0 [ 67.780751] ? __ia32_sys_read+0xa0/0xa0 [ 67.785026] ? __ia32_sys_clock_settime+0x220/0x220 [ 67.790062] __x64_sys_write+0x6e/0xb0 [ 67.793941] do_syscall_64+0xd0/0x4d0 [ 67.799225] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.804484] RIP: 0033:0x4592c9 [ 67.807661] RSP: 002b:00007f3a3737ec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 67.815442] RAX: ffffffffffffffda RBX: 00007f3a3737ec90 RCX: 00000000004592c9 [ 67.822787] RDX: 00000000ffffff78 RSI: 00000000200000c0 RDI: 0000000000000003 [ 67.830181] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 67.837436] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f3a3737f6d4 [ 67.844780] R13: 00000000004c9106 R14: 00000000004e0070 R15: 0000000000000004 [ 67.858494] FAULT_INJECTION: forcing a failure. [ 67.858494] name failslab, interval 1, probability 0, space 0, times 0 [ 67.869902] CPU: 1 PID: 6826 Comm: syz-executor.4 Not tainted 4.17.0-rc3+ #1 [ 67.875439] kobject: 'loop4' ( (ptrval)): kobject_uevent_env [ 67.877343] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.877346] Call Trace: [ 67.877359] dump_stack+0x109/0x15a [ 67.877368] should_fail.cold.4+0x5/0x14 [ 67.877377] __should_failslab+0xba/0xf0 [ 67.894864] kobject: 'loop4' ( (ptrval)): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 67.896022] should_failslab+0x9/0x14 [ 67.896027] __kmalloc+0x63/0x7a0 [ 67.896033] ? n_tty_write+0x89c/0x1030 [ 67.896039] ? kasan_kmalloc+0xc7/0xe0 [ 67.900824] kobject: 'loop2' ( (ptrval)): kobject_uevent_env [ 67.903891] ? __kmalloc+0x14e/0x7a0 [ 67.903895] ? vfs_write+0x150/0x4f0 [ 67.903900] ? __tty_buffer_request_room+0x1b3/0x550 [ 67.903906] __tty_buffer_request_room+0x1b3/0x550 [ 67.903912] tty_insert_flip_string_fixed_flag+0x77/0x1a0 [ 67.903917] ? kasan_check_write+0x14/0x20 [ 67.903924] ? do_raw_spin_lock+0xc1/0x200 [ 67.908326] kobject: 'loop2' ( (ptrval)): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 67.917913] pty_write+0xf3/0x200 [ 67.917917] n_tty_write+0x8d2/0x1030 [ 67.917927] ? fs_reclaim_acquire+0x20/0x20 [ 67.917931] ? lock_downgrade+0x7f0/0x7f0 [ 67.917935] ? lock_downgrade+0x7f0/0x7f0 [ 67.917939] ? __might_fault+0xc6/0x1b0 [ 67.917945] ? process_echoes+0x130/0x130 [ 67.917950] ? do_wait_intr_irq+0x300/0x300 [ 67.917955] ? kasan_check_write+0x14/0x20 [ 67.917961] tty_write+0x346/0x770 [ 67.917965] ? process_echoes+0x130/0x130 [ 67.917969] __vfs_write+0xe3/0x860 [ 67.917973] ? __fdget_pos+0xa7/0xd0 [ 67.917977] ? kernel_read+0x130/0x130 [ 67.917980] ? __f_unlock_pos+0xd/0x10 [ 67.917985] ? __fget+0x1c2/0x300 [ 67.917988] ? lock_downgrade+0x7f0/0x7f0 [ 67.917992] ? __fget+0x42/0x300 [ 67.917999] ? rw_verify_area+0xb8/0x2b0 [ 67.918003] vfs_write+0x150/0x4f0 [ 67.918007] ksys_write+0xcd/0x1b0 [ 67.918011] ? __ia32_sys_read+0xa0/0xa0 [ 67.918017] ? __ia32_sys_clock_settime+0x220/0x220 [ 67.918021] __x64_sys_write+0x6e/0xb0 [ 67.918027] do_syscall_64+0xd0/0x4d0 [ 67.918033] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.918036] RIP: 0033:0x4592c9 [ 67.918038] RSP: 002b:00007f485717ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 67.918043] RAX: ffffffffffffffda RBX: 00007f485717ac90 RCX: 00000000004592c9 [ 67.918045] RDX: 00000000ffffff78 RSI: 00000000200000c0 RDI: 0000000000000003 [ 67.918046] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 67.918048] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f485717b6d4 [ 67.918050] R13: 00000000004c9106 R14: 00000000004e0070 R15: 0000000000000004 [ 67.923833] FAULT_INJECTION: forcing a failure. [ 67.923833] name failslab, interval 1, probability 0, space 0, times 0 [ 67.932609] kobject: 'loop5' ( (ptrval)): kobject_uevent_env [ 67.933638] CPU: 1 PID: 6830 Comm: syz-executor.5 Not tainted 4.17.0-rc3+ #1 [ 67.933641] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.933644] Call Trace: [ 67.933655] dump_stack+0x109/0x15a [ 67.933665] should_fail.cold.4+0x5/0x14 [ 67.942099] kobject: 'loop5' ( (ptrval)): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 67.944468] __should_failslab+0xba/0xf0 [ 67.944475] should_failslab+0x9/0x14 [ 67.944479] __kmalloc+0x63/0x7a0 [ 67.944483] ? n_tty_write+0x89c/0x1030 [ 67.944489] ? kasan_kmalloc+0xc7/0xe0 [ 67.987842] FAULT_INJECTION: forcing a failure. [ 67.987842] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 67.989995] ? __kmalloc+0x14e/0x7a0 [ 68.225906] ? vfs_write+0x150/0x4f0 [ 68.229706] ? __tty_buffer_request_room+0x1b3/0x550 [ 68.234798] __tty_buffer_request_room+0x1b3/0x550 [ 68.239874] tty_insert_flip_string_fixed_flag+0x77/0x1a0 [ 68.245400] ? kasan_check_write+0x14/0x20 [ 68.249723] ? do_raw_spin_lock+0xc1/0x200 [ 68.254212] pty_write+0xf3/0x200 [ 68.257690] n_tty_write+0x8d2/0x1030 [ 68.261758] ? fs_reclaim_acquire+0x20/0x20 [ 68.266216] ? lock_downgrade+0x7f0/0x7f0 [ 68.270505] ? lock_downgrade+0x7f0/0x7f0 [ 68.274642] ? __might_fault+0xc6/0x1b0 [ 68.278605] ? process_echoes+0x130/0x130 [ 68.282873] ? do_wait_intr_irq+0x300/0x300 [ 68.287284] ? kasan_check_write+0x14/0x20 [ 68.291701] tty_write+0x346/0x770 [ 68.295533] ? process_echoes+0x130/0x130 [ 68.299718] __vfs_write+0xe3/0x860 [ 68.303593] ? __fdget_pos+0xa7/0xd0 [ 68.307300] ? kernel_read+0x130/0x130 [ 68.311295] ? __f_unlock_pos+0xd/0x10 [ 68.315177] ? __fget+0x1c2/0x300 [ 68.318706] ? lock_downgrade+0x7f0/0x7f0 [ 68.322930] ? __fget+0x42/0x300 [ 68.326372] ? rw_verify_area+0xb8/0x2b0 [ 68.330444] vfs_write+0x150/0x4f0 [ 68.334077] ksys_write+0xcd/0x1b0 [ 68.337622] ? __ia32_sys_read+0xa0/0xa0 [ 68.341764] ? __ia32_sys_clock_settime+0x220/0x220 [ 68.346791] __x64_sys_write+0x6e/0xb0 [ 68.350753] do_syscall_64+0xd0/0x4d0 [ 68.354704] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.359884] RIP: 0033:0x4592c9 [ 68.363067] RSP: 002b:00007f1a6aab0c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 68.371172] RAX: ffffffffffffffda RBX: 00007f1a6aab0c90 RCX: 00000000004592c9 [ 68.378693] RDX: 00000000ffffff78 RSI: 00000000200000c0 RDI: 0000000000000003 [ 68.386038] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 68.393416] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1a6aab16d4 [ 68.400764] R13: 00000000004c9106 R14: 00000000004e0070 R15: 0000000000000004 [ 68.408047] CPU: 0 PID: 6828 Comm: syz-executor.2 Not tainted 4.17.0-rc3+ #1 [ 68.415593] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.425160] Call Trace: [ 68.427753] dump_stack+0x109/0x15a [ 68.431399] should_fail.cold.4+0x5/0x14 [ 68.433559] FAULT_INJECTION: forcing a failure. [ 68.433559] name failslab, interval 1, probability 0, space 0, times 0 [ 68.435465] __alloc_pages_nodemask+0x1b5/0x730 [ 68.451476] ? ldsem_down_read+0x2d/0x40 [ 68.455754] ? __alloc_pages_slowpath+0x26a0/0x26a0 [ 68.460758] ? fs_reclaim_acquire+0x20/0x20 [ 68.465901] cache_grow_begin+0x81/0x890 [ 68.469950] __kmalloc+0x6d2/0x7a0 [ 68.473483] ? tty_write_lock+0x19/0x50 [ 68.477446] ? tty_write+0x52b/0x770 [ 68.481151] tty_write+0x52b/0x770 [ 68.484966] ? proc_cwd_link+0x1b0/0x1b0 [ 68.489137] ? process_echoes+0x130/0x130 [ 68.494025] __vfs_write+0xe3/0x860 [ 68.497770] ? __fdget_pos+0xa7/0xd0 [ 68.501473] ? kernel_read+0x130/0x130 [ 68.505350] ? __f_unlock_pos+0xd/0x10 [ 68.509230] ? __fget+0x1c2/0x300 [ 68.512738] ? lock_downgrade+0x7f0/0x7f0 [ 68.516966] ? __fget+0x42/0x300 [ 68.520345] ? rw_verify_area+0xb8/0x2b0 [ 68.524495] vfs_write+0x150/0x4f0 [ 68.528023] ksys_write+0xcd/0x1b0 [ 68.531552] ? __ia32_sys_read+0xa0/0xa0 [ 68.535653] ? __ia32_sys_clock_settime+0x220/0x220 [ 68.540662] __x64_sys_write+0x6e/0xb0 [ 68.544595] do_syscall_64+0xd0/0x4d0 [ 68.548389] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.553567] RIP: 0033:0x4592c9 [ 68.556749] RSP: 002b:00007fb1c46fcc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 68.564806] RAX: ffffffffffffffda RBX: 00007fb1c46fcc90 RCX: 00000000004592c9 [ 68.572069] RDX: 00000000ffffff78 RSI: 00000000200000c0 RDI: 0000000000000003 [ 68.579327] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 68.586675] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb1c46fd6d4 [ 68.594274] R13: 00000000004c9106 R14: 00000000004e0070 R15: 0000000000000004 [ 68.601671] CPU: 1 PID: 6835 Comm: syz-executor.0 Not tainted 4.17.0-rc3+ #1 [ 68.607969] kobject: 'loop0' ( (ptrval)): kobject_uevent_env [ 68.608876] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.620794] kobject: 'loop0' ( (ptrval)): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 68.625011] Call Trace: [ 68.625024] dump_stack+0x109/0x15a [ 68.625035] should_fail.cold.4+0x5/0x14 [ 68.639188] kobject: 'loop1' ( (ptrval)): kobject_uevent_env [ 68.640967] __should_failslab+0xba/0xf0 [ 68.640973] should_failslab+0x9/0x14 [ 68.640976] __kmalloc+0x63/0x7a0 [ 68.640982] ? n_tty_write+0x89c/0x1030 [ 68.640985] ? kasan_kmalloc+0xc7/0xe0 [ 68.640987] ? __kmalloc+0x14e/0x7a0 [ 68.640991] ? vfs_write+0x150/0x4f0 [ 68.640995] ? __tty_buffer_request_room+0x1b3/0x550 [ 68.640999] __tty_buffer_request_room+0x1b3/0x550 [ 68.641004] tty_insert_flip_string_fixed_flag+0x77/0x1a0 [ 68.641010] ? kasan_check_write+0x14/0x20 [ 68.645583] kobject: 'loop1' ( (ptrval)): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 68.651596] ? do_raw_spin_lock+0xc1/0x200 [ 68.651605] pty_write+0xf3/0x200 [ 68.651608] n_tty_write+0x8d2/0x1030 [ 68.651614] ? fs_reclaim_acquire+0x20/0x20 [ 68.651617] ? lock_downgrade+0x7f0/0x7f0 [ 68.651621] ? lock_downgrade+0x7f0/0x7f0 [ 68.651626] ? __might_fault+0xc6/0x1b0 [ 68.651629] ? process_echoes+0x130/0x130 [ 68.651633] ? do_wait_intr_irq+0x300/0x300 [ 68.651639] ? kasan_check_write+0x14/0x20 [ 68.651645] tty_write+0x346/0x770 [ 68.651649] ? process_echoes+0x130/0x130 [ 68.651654] __vfs_write+0xe3/0x860 [ 68.651661] ? __fdget_pos+0xa7/0xd0 [ 68.660979] kobject: 'loop4' ( (ptrval)): kobject_uevent_env [ 68.663195] ? kernel_read+0x130/0x130 [ 68.667261] kobject: 'loop4' ( (ptrval)): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 68.671278] ? __f_unlock_pos+0xd/0x10 [ 68.671282] ? __fget+0x1c2/0x300 [ 68.671286] ? lock_downgrade+0x7f0/0x7f0 [ 68.671289] ? __fget+0x42/0x300 [ 68.671295] ? rw_verify_area+0xb8/0x2b0 [ 68.671299] vfs_write+0x150/0x4f0 [ 68.671303] ksys_write+0xcd/0x1b0 [ 68.671307] ? __ia32_sys_read+0xa0/0xa0 [ 68.671312] ? __ia32_sys_clock_settime+0x220/0x220 [ 68.671317] __x64_sys_write+0x6e/0xb0 [ 68.671324] do_syscall_64+0xd0/0x4d0 [ 68.671329] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.671333] RIP: 0033:0x4592c9 [ 68.671335] RSP: 002b:00007f0fbf2d0c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 68.671340] RAX: ffffffffffffffda RBX: 00007f0fbf2d0c90 RCX: 00000000004592c9 [ 68.671342] RDX: 00000000ffffff78 RSI: 00000000200000c0 RDI: 0000000000000003 [ 68.671344] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 68.671346] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f0fbf2d16d4 [ 68.671348] R13: 00000000004c9106 R14: 00000000004e0070 R15: 0000000000000004 [ 68.699640] FAULT_INJECTION: forcing a failure. [ 68.699640] name failslab, interval 1, probability 0, space 0, times 0 [ 68.702711] FAULT_INJECTION: forcing a failure. [ 68.702711] name failslab, interval 1, probability 0, space 0, times 0 [ 68.709570] CPU: 1 PID: 6840 Comm: syz-executor.4 Not tainted 4.17.0-rc3+ #1 [ 68.912911] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.922268] Call Trace: [ 68.924852] dump_stack+0x109/0x15a [ 68.928543] should_fail.cold.4+0x5/0x14 [ 68.932684] __should_failslab+0xba/0xf0 [ 68.936906] should_failslab+0x9/0x14 [ 68.940836] __kmalloc+0x63/0x7a0 [ 68.944312] ? n_tty_write+0x89c/0x1030 [ 68.948359] ? kasan_kmalloc+0xc7/0xe0 [ 68.952386] ? __kmalloc+0x14e/0x7a0 [ 68.956105] ? vfs_write+0x150/0x4f0 [ 68.959893] ? __tty_buffer_request_room+0x1b3/0x550 [ 68.964984] __tty_buffer_request_room+0x1b3/0x550 [ 68.969903] tty_insert_flip_string_fixed_flag+0x77/0x1a0 [ 68.975527] ? kasan_check_write+0x14/0x20 [ 68.979778] ? do_raw_spin_lock+0xc1/0x200 [ 68.984025] pty_write+0xf3/0x200 [ 68.987578] n_tty_write+0x8d2/0x1030 [ 68.991560] ? fs_reclaim_acquire+0x20/0x20 [ 68.996237] ? lock_downgrade+0x7f0/0x7f0 [ 69.000549] ? lock_downgrade+0x7f0/0x7f0 [ 69.004772] ? __might_fault+0xc6/0x1b0 [ 69.008861] ? process_echoes+0x130/0x130 [ 69.012993] ? do_wait_intr_irq+0x300/0x300 [ 69.017396] ? kasan_check_write+0x14/0x20 [ 69.021678] tty_write+0x346/0x770 [ 69.025290] ? process_echoes+0x130/0x130 [ 69.029510] __vfs_write+0xe3/0x860 [ 69.033127] ? __fdget_pos+0xa7/0xd0 [ 69.036966] ? kernel_read+0x130/0x130 [ 69.040932] ? __f_unlock_pos+0xd/0x10 [ 69.044917] ? __fget+0x1c2/0x300 [ 69.048383] ? lock_downgrade+0x7f0/0x7f0 [ 69.052605] ? __fget+0x42/0x300 [ 69.055996] ? rw_verify_area+0xb8/0x2b0 [ 69.060061] vfs_write+0x150/0x4f0 [ 69.063607] ksys_write+0xcd/0x1b0 [ 69.067396] ? __ia32_sys_read+0xa0/0xa0 [ 69.071458] ? __ia32_sys_clock_settime+0x220/0x220 [ 69.076519] __x64_sys_write+0x6e/0xb0 [ 69.080612] do_syscall_64+0xd0/0x4d0 [ 69.084486] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.089687] RIP: 0033:0x4592c9 [ 69.092867] RSP: 002b:00007f485717ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 69.100926] RAX: ffffffffffffffda RBX: 00007f485717ac90 RCX: 00000000004592c9 [ 69.108186] RDX: 00000000ffffff78 RSI: 00000000200000c0 RDI: 0000000000000003 [ 69.115445] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 69.122815] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f485717b6d4 [ 69.130258] R13: 00000000004c9106 R14: 00000000004e0070 R15: 0000000000000004 [ 69.137533] CPU: 0 PID: 6843 Comm: syz-executor.3 Not tainted 4.17.0-rc3+ #1 [ 69.144946] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.148722] FAULT_INJECTION: forcing a failure. [ 69.148722] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 69.154297] Call Trace: [ 69.169106] dump_stack+0x109/0x15a [ 69.172731] should_fail.cold.4+0x5/0x14 [ 69.176822] __should_failslab+0xba/0xf0 [ 69.180875] should_failslab+0x9/0x14 [ 69.184796] __kmalloc+0x63/0x7a0 [ 69.189290] ? n_tty_write+0x89c/0x1030 [ 69.193438] ? kasan_kmalloc+0xc7/0xe0 [ 69.197483] ? __kmalloc+0x14e/0x7a0 [ 69.201312] ? vfs_write+0x150/0x4f0 [ 69.205185] ? __tty_buffer_request_room+0x1b3/0x550 [ 69.210396] __tty_buffer_request_room+0x1b3/0x550 [ 69.215413] tty_insert_flip_string_fixed_flag+0x77/0x1a0 [ 69.220982] ? kasan_check_write+0x14/0x20 [ 69.225427] ? do_raw_spin_lock+0xc1/0x200 [ 69.229648] pty_write+0xf3/0x200 [ 69.233175] n_tty_write+0x8d2/0x1030 [ 69.236968] ? fs_reclaim_acquire+0x20/0x20 [ 69.242578] ? lock_downgrade+0x7f0/0x7f0 [ 69.246802] ? lock_downgrade+0x7f0/0x7f0 [ 69.251332] ? __might_fault+0xc6/0x1b0 [ 69.255576] ? process_echoes+0x130/0x130 [ 69.259714] ? do_wait_intr_irq+0x300/0x300 [ 69.264222] ? kasan_check_write+0x14/0x20 [ 69.268486] tty_write+0x346/0x770 [ 69.272012] ? process_echoes+0x130/0x130 [ 69.276232] __vfs_write+0xe3/0x860 [ 69.279942] ? __fdget_pos+0xa7/0xd0 [ 69.283657] ? kernel_read+0x130/0x130 [ 69.287707] ? __f_unlock_pos+0xd/0x10 [ 69.291696] ? __fget+0x1c2/0x300 [ 69.295149] ? lock_downgrade+0x7f0/0x7f0 [ 69.299353] ? __fget+0x42/0x300 [ 69.302795] ? rw_verify_area+0xb8/0x2b0 [ 69.306846] vfs_write+0x150/0x4f0 [ 69.310370] ksys_write+0xcd/0x1b0 [ 69.313895] ? __ia32_sys_read+0xa0/0xa0 [ 69.317947] ? __ia32_sys_clock_settime+0x220/0x220 [ 69.323050] __x64_sys_write+0x6e/0xb0 [ 69.327159] do_syscall_64+0xd0/0x4d0 [ 69.330949] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.336128] RIP: 0033:0x4592c9 [ 69.339328] RSP: 002b:00007ff4e32fbc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 69.347026] RAX: ffffffffffffffda RBX: 00007ff4e32fbc90 RCX: 00000000004592c9 [ 69.354789] RDX: 00000000ffffff78 RSI: 00000000200000c0 RDI: 0000000000000003 [ 69.362167] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 69.369513] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff4e32fc6d4 [ 69.376819] R13: 00000000004c9106 R14: 00000000004e0070 R15: 0000000000000004 [ 69.384399] CPU: 1 PID: 6845 Comm: syz-executor.1 Not tainted 4.17.0-rc3+ #1 [ 69.391938] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.401627] Call Trace: [ 69.404208] dump_stack+0x109/0x15a [ 69.407846] should_fail.cold.4+0x5/0x14 [ 69.412104] __alloc_pages_nodemask+0x1b5/0x730 [ 69.416765] ? ldsem_down_read+0x2d/0x40 [ 69.420901] ? __alloc_pages_slowpath+0x26a0/0x26a0 [ 69.425904] ? fs_reclaim_acquire+0x20/0x20 [ 69.430296] cache_grow_begin+0x81/0x890 [ 69.434343] __kmalloc+0x6d2/0x7a0 [ 69.437910] ? tty_write_lock+0x19/0x50 [ 69.442059] ? tty_write+0x52b/0x770 [ 69.445927] tty_write+0x52b/0x770 [ 69.449452] ? proc_cwd_link+0x1b0/0x1b0 [ 69.453500] ? process_echoes+0x130/0x130 [ 69.457631] __vfs_write+0xe3/0x860 [ 69.461244] ? __fdget_pos+0xa7/0xd0 [ 69.464965] ? kernel_read+0x130/0x130 [ 69.468924] ? __f_unlock_pos+0xd/0x10 [ 69.472883] ? __fget+0x1c2/0x300 [ 69.476372] ? lock_downgrade+0x7f0/0x7f0 [ 69.480689] ? __fget+0x42/0x300 [ 69.484042] ? rw_verify_area+0xb8/0x2b0 [ 69.488085] vfs_write+0x150/0x4f0 [ 69.491636] ksys_write+0xcd/0x1b0 [ 69.495357] ? __ia32_sys_read+0xa0/0xa0 [ 69.499403] ? __ia32_sys_clock_settime+0x220/0x220 [ 69.504923] __x64_sys_write+0x6e/0xb0 [ 69.508798] do_syscall_64+0xd0/0x4d0 [ 69.512585] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.517919] RIP: 0033:0x4592c9 [ 69.521099] RSP: 002b:00007f3a3737ec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 69.528917] RAX: ffffffffffffffda RBX: 00007f3a3737ec90 RCX: 00000000004592c9 [ 69.536380] RDX: 00000000ffffff78 RSI: 00000000200000c0 RDI: 0000000000000003 [ 69.543724] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 69.550994] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f3a3737f6d4 [ 69.558258] R13: 00000000004c9106 R14: 00000000004e0070 R15: 0000000000000004 [ 69.576699] FAULT_INJECTION: forcing a failure. [ 69.576699] name failslab, interval 1, probability 0, space 0, times 0 [ 69.588037] CPU: 1 PID: 6847 Comm: syz-executor.5 Not tainted 4.17.0-rc3+ #1 [ 69.595403] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.604868] Call Trace: [ 69.607480] dump_stack+0x109/0x15a [ 69.611114] should_fail.cold.4+0x5/0x14 [ 69.615190] __should_failslab+0xba/0xf0 [ 69.619268] should_failslab+0x9/0x14 [ 69.623252] __kmalloc+0x63/0x7a0 [ 69.626729] ? n_tty_write+0x89c/0x1030 [ 69.630904] ? kasan_kmalloc+0xc7/0xe0 [ 69.634985] ? __kmalloc+0x14e/0x7a0 [ 69.638697] ? vfs_write+0x150/0x4f0 [ 69.642568] ? __tty_buffer_request_room+0x1b3/0x550 [ 69.645550] kobject: 'loop3' ( (ptrval)): kobject_uevent_env [ 69.647674] __tty_buffer_request_room+0x1b3/0x550 [ 69.647682] tty_insert_flip_string_fixed_flag+0x77/0x1a0 [ 69.647687] ? kasan_check_write+0x14/0x20 [ 69.647693] ? do_raw_spin_lock+0xc1/0x200 [ 69.647700] pty_write+0xf3/0x200 [ 69.654936] kobject: 'loop3' ( (ptrval)): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 69.659620] n_tty_write+0x8d2/0x1030 [ 69.659628] ? fs_reclaim_acquire+0x20/0x20 [ 69.659633] ? lock_downgrade+0x7f0/0x7f0 [ 69.659638] ? lock_downgrade+0x7f0/0x7f0 [ 69.659642] ? __might_fault+0xc6/0x1b0 [ 69.659646] ? process_echoes+0x130/0x130 [ 69.667671] kobject: 'loop5' ( (ptrval)): kobject_uevent_env [ 69.669708] ? do_wait_intr_irq+0x300/0x300 [ 69.669715] ? kasan_check_write+0x14/0x20 [ 69.669725] tty_write+0x346/0x770 [ 69.669731] ? process_echoes+0x130/0x130 [ 69.674427] kobject: 'loop5' ( (ptrval)): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 69.677497] __vfs_write+0xe3/0x860 [ 69.677502] ? __fdget_pos+0xa7/0xd0 [ 69.677506] ? kernel_read+0x130/0x130 [ 69.677510] ? __f_unlock_pos+0xd/0x10 [ 69.677514] ? __fget+0x1c2/0x300 [ 69.677520] ? lock_downgrade+0x7f0/0x7f0 [ 69.702020] FAULT_INJECTION: forcing a failure. [ 69.702020] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 69.703893] ? __fget+0x42/0x300 [ 69.784159] ? rw_verify_area+0xb8/0x2b0 [ 69.788614] vfs_write+0x150/0x4f0 [ 69.792165] ksys_write+0xcd/0x1b0 [ 69.795689] ? __ia32_sys_read+0xa0/0xa0 [ 69.799745] ? __ia32_sys_clock_settime+0x220/0x220 [ 69.804927] __x64_sys_write+0x6e/0xb0 [ 69.808804] do_syscall_64+0xd0/0x4d0 [ 69.812748] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.817948] RIP: 0033:0x4592c9 [ 69.821128] RSP: 002b:00007f1a6aab0c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 69.828918] RAX: ffffffffffffffda RBX: 00007f1a6aab0c90 RCX: 00000000004592c9 [ 69.836323] RDX: 00000000ffffff78 RSI: 00000000200000c0 RDI: 0000000000000003 [ 69.843584] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 69.851018] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1a6aab16d4 [ 69.858277] R13: 00000000004c9106 R14: 00000000004e0070 R15: 0000000000000004 [ 69.865546] CPU: 0 PID: 6855 Comm: syz-executor.1 Not tainted 4.17.0-rc3+ #1 [ 69.872750] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.881440] kobject: 'loop2' ( (ptrval)): kobject_uevent_env [ 69.882600] Call Trace: [ 69.882612] dump_stack+0x109/0x15a [ 69.882621] should_fail.cold.4+0x5/0x14 [ 69.882631] __alloc_pages_nodemask+0x1b5/0x730 [ 69.889358] kobject: 'loop2' ( (ptrval)): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 69.892284] ? ldsem_down_read+0x2d/0x40 [ 69.892289] ? __alloc_pages_slowpath+0x26a0/0x26a0 [ 69.892297] ? fs_reclaim_acquire+0x20/0x20 [ 69.892303] cache_grow_begin+0x81/0x890 [ 69.892310] __kmalloc+0x6d2/0x7a0 [ 69.892317] ? tty_write_lock+0x19/0x50 [ 69.892320] ? tty_write+0x52b/0x770 [ 69.892327] tty_write+0x52b/0x770 [ 69.896919] kobject: 'loop0' ( (ptrval)): kobject_uevent_env [ 69.901194] ? proc_cwd_link+0x1b0/0x1b0 [ 69.901201] ? process_echoes+0x130/0x130 [ 69.901207] __vfs_write+0xe3/0x860 [ 69.901211] ? __fdget_pos+0xa7/0xd0 [ 69.901215] ? kernel_read+0x130/0x130 [ 69.901218] ? __f_unlock_pos+0xd/0x10 [ 69.901222] ? __fget+0x1c2/0x300 [ 69.901225] ? lock_downgrade+0x7f0/0x7f0 [ 69.901228] ? __fget+0x42/0x300 [ 69.901237] ? rw_verify_area+0xb8/0x2b0 [ 69.906145] kobject: 'loop0' ( (ptrval)): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 69.916264] vfs_write+0x150/0x4f0 [ 69.916269] ksys_write+0xcd/0x1b0 [ 69.916273] ? __ia32_sys_read+0xa0/0xa0 [ 69.916279] ? __ia32_sys_clock_settime+0x220/0x220 [ 69.916284] __x64_sys_write+0x6e/0xb0 [ 69.916289] do_syscall_64+0xd0/0x4d0 [ 69.916295] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.916299] RIP: 0033:0x4592c9 [ 69.916301] RSP: 002b:00007f3a3739fc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 69.922886] FAULT_INJECTION: forcing a failure. [ 69.922886] name failslab, interval 1, probability 0, space 0, times 0 [ 69.925379] RAX: ffffffffffffffda RBX: 00007f3a3739fc90 RCX: 00000000004592c9 [ 70.064991] RDX: 00000000ffffff78 RSI: 00000000200000c0 RDI: 0000000000000003 [ 70.072430] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 70.079693] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f3a373a06d4 [ 70.087561] R13: 00000000004c9106 R14: 00000000004e0070 R15: 0000000000000004 [ 70.094985] CPU: 1 PID: 6858 Comm: syz-executor.2 Not tainted 4.17.0-rc3+ #1 [ 70.102405] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.111771] Call Trace: [ 70.114443] dump_stack+0x109/0x15a [ 70.118072] should_fail.cold.4+0x5/0x14 [ 70.122135] __should_failslab+0xba/0xf0 [ 70.126195] should_failslab+0x9/0x14 [ 70.130078] __kmalloc+0x63/0x7a0 [ 70.133513] ? n_tty_write+0x89c/0x1030 [ 70.137474] ? kasan_kmalloc+0xc7/0xe0 [ 70.141506] ? __kmalloc+0x14e/0x7a0 [ 70.145207] ? vfs_write+0x150/0x4f0 [ 70.149044] ? __tty_buffer_request_room+0x1b3/0x550 [ 70.154219] __tty_buffer_request_room+0x1b3/0x550 [ 70.159234] tty_insert_flip_string_fixed_flag+0x77/0x1a0 [ 70.164764] ? kasan_check_write+0x14/0x20 [ 70.169191] ? do_raw_spin_lock+0xc1/0x200 [ 70.173436] pty_write+0xf3/0x200 [ 70.176873] n_tty_write+0x8d2/0x1030 [ 70.180730] ? fs_reclaim_acquire+0x20/0x20 [ 70.185048] ? lock_downgrade+0x7f0/0x7f0 [ 70.189178] ? lock_downgrade+0x7f0/0x7f0 [ 70.193442] ? __might_fault+0xc6/0x1b0 [ 70.197534] ? process_echoes+0x130/0x130 [ 70.201755] ? do_wait_intr_irq+0x300/0x300 [ 70.206150] ? kasan_check_write+0x14/0x20 [ 70.210410] tty_write+0x346/0x770 [ 70.213943] ? process_echoes+0x130/0x130 [ 70.218162] __vfs_write+0xe3/0x860 [ 70.221777] ? __fdget_pos+0xa7/0xd0 [ 70.226001] ? kernel_read+0x130/0x130 [ 70.230030] ? __f_unlock_pos+0xd/0x10 [ 70.233989] ? __fget+0x1c2/0x300 [ 70.237425] ? lock_downgrade+0x7f0/0x7f0 [ 70.241631] ? __fget+0x42/0x300 [ 70.244986] ? rw_verify_area+0xb8/0x2b0 [ 70.249383] vfs_write+0x150/0x4f0 [ 70.252922] ksys_write+0xcd/0x1b0 [ 70.256478] ? __ia32_sys_read+0xa0/0xa0 [ 70.260590] ? __ia32_sys_clock_settime+0x220/0x220 [ 70.265719] __x64_sys_write+0x6e/0xb0 [ 70.269611] do_syscall_64+0xd0/0x4d0 [ 70.273674] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.278956] RIP: 0033:0x4592c9 [ 70.282146] RSP: 002b:00007fb1c46dbc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 70.290499] RAX: ffffffffffffffda RBX: 00007fb1c46dbc90 RCX: 00000000004592c9 [ 70.298072] RDX: 00000000ffffff78 RSI: 00000000200000c0 RDI: 0000000000000003 [ 70.305766] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 70.313284] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb1c46dc6d4 [ 70.320594] R13: 00000000004c9106 R14: 00000000004e0070 R15: 0000000000000004 [ 70.343470] FAULT_INJECTION: forcing a failure. [ 70.343470] name failslab, interval 1, probability 0, space 0, times 0 [ 70.352178] FAULT_INJECTION: forcing a failure. [ 70.352178] name failslab, interval 1, probability 0, space 0, times 0 [ 70.355466] CPU: 0 PID: 6863 Comm: syz-executor.5 Not tainted 4.17.0-rc3+ #1 [ 70.374053] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.383411] Call Trace: [ 70.386003] dump_stack+0x109/0x15a [ 70.389620] should_fail.cold.4+0x5/0x14 [ 70.393795] __should_failslab+0xba/0xf0 [ 70.397931] should_failslab+0x9/0x14 [ 70.401854] __kmalloc+0x63/0x7a0 [ 70.405484] ? n_tty_write+0x89c/0x1030 [ 70.409493] ? kasan_kmalloc+0xc7/0xe0 [ 70.413382] ? __kmalloc+0x14e/0x7a0 [ 70.417259] ? vfs_write+0x150/0x4f0 [ 70.421135] ? __tty_buffer_request_room+0x1b3/0x550 [ 70.426225] __tty_buffer_request_room+0x1b3/0x550 [ 70.431144] tty_insert_flip_string_fixed_flag+0x77/0x1a0 [ 70.436753] ? kasan_check_write+0x14/0x20 [ 70.440976] ? do_raw_spin_lock+0xc1/0x200 [ 70.445198] pty_write+0xf3/0x200 [ 70.448656] n_tty_write+0x8d2/0x1030 [ 70.452482] ? fs_reclaim_acquire+0x20/0x20 [ 70.456791] ? lock_downgrade+0x7f0/0x7f0 [ 70.460929] ? lock_downgrade+0x7f0/0x7f0 [ 70.465267] ? __might_fault+0xc6/0x1b0 [ 70.469232] ? process_echoes+0x130/0x130 [ 70.473453] ? do_wait_intr_irq+0x300/0x300 [ 70.477975] ? kasan_check_write+0x14/0x20 [ 70.482214] tty_write+0x346/0x770 [ 70.485766] ? process_echoes+0x130/0x130 [ 70.490012] __vfs_write+0xe3/0x860 [ 70.493690] ? __fdget_pos+0xa7/0xd0 [ 70.497434] ? kernel_read+0x130/0x130 [ 70.501309] ? __f_unlock_pos+0xd/0x10 [ 70.505183] ? __fget+0x1c2/0x300 [ 70.508629] ? lock_downgrade+0x7f0/0x7f0 [ 70.512941] ? __fget+0x42/0x300 [ 70.516294] ? rw_verify_area+0xb8/0x2b0 [ 70.520702] vfs_write+0x150/0x4f0 [ 70.524234] ksys_write+0xcd/0x1b0 [ 70.527773] ? __ia32_sys_read+0xa0/0xa0 [ 70.531980] ? __ia32_sys_clock_settime+0x220/0x220 [ 70.537141] __x64_sys_write+0x6e/0xb0 [ 70.541202] do_syscall_64+0xd0/0x4d0 [ 70.544993] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.550171] RIP: 0033:0x4592c9 [ 70.553483] RSP: 002b:00007f1a6aab0c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 70.561440] RAX: ffffffffffffffda RBX: 00007f1a6aab0c90 RCX: 00000000004592c9 [ 70.568832] RDX: 00000000ffffff78 RSI: 00000000200000c0 RDI: 0000000000000003 [ 70.576091] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 70.583429] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1a6aab16d4 [ 70.590862] R13: 00000000004c9106 R14: 00000000004e0070 R15: 0000000000000004 [ 70.598243] CPU: 1 PID: 6853 Comm: syz-executor.4 Not tainted 4.17.0-rc3+ #1 [ 70.601801] kobject: 'loop1' ( (ptrval)): kobject_uevent_env [ 70.605989] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.605991] Call Trace: [ 70.606003] dump_stack+0x109/0x15a [ 70.606012] should_fail.cold.4+0x5/0x14 [ 70.606020] __should_failslab+0xba/0xf0 [ 70.612780] kobject: 'loop1' ( (ptrval)): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 70.622237] should_failslab+0x9/0x14 [ 70.622241] __kmalloc+0x63/0x7a0 [ 70.622246] ? n_tty_write+0x89c/0x1030 [ 70.622250] ? kasan_kmalloc+0xc7/0xe0 [ 70.622253] ? __kmalloc+0x14e/0x7a0 [ 70.622256] ? vfs_write+0x150/0x4f0 [ 70.622260] ? __tty_buffer_request_room+0x1b3/0x550 [ 70.622265] __tty_buffer_request_room+0x1b3/0x550 [ 70.622270] tty_insert_flip_string_fixed_flag+0x77/0x1a0 [ 70.625695] kobject: 'loop3' ( (ptrval)): kobject_uevent_env [ 70.628596] ? kasan_check_write+0x14/0x20 [ 70.628602] ? do_raw_spin_lock+0xc1/0x200 [ 70.628610] pty_write+0xf3/0x200 [ 70.628615] n_tty_write+0x8d2/0x1030 [ 70.633043] kobject: 'loop3' ( (ptrval)): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 70.636715] ? fs_reclaim_acquire+0x20/0x20 [ 70.636719] ? lock_downgrade+0x7f0/0x7f0 [ 70.636724] ? lock_downgrade+0x7f0/0x7f0 [ 70.648268] kobject: 'loop5' ( (ptrval)): kobject_uevent_env [ 70.650391] ? __might_fault+0xc6/0x1b0 [ 70.650397] ? process_echoes+0x130/0x130 [ 70.650403] ? do_wait_intr_irq+0x300/0x300 [ 70.650408] ? kasan_check_write+0x14/0x20 [ 70.650415] tty_write+0x346/0x770 [ 70.650419] ? process_echoes+0x130/0x130 [ 70.650423] __vfs_write+0xe3/0x860 [ 70.650429] ? __fdget_pos+0xa7/0xd0 [ 70.650432] ? kernel_read+0x130/0x130 [ 70.650439] ? __f_unlock_pos+0xd/0x10 [ 70.650443] ? __fget+0x1c2/0x300 [ 70.650449] ? lock_downgrade+0x7f0/0x7f0 [ 70.654221] kobject: 'loop5' ( (ptrval)): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 70.658099] ? __fget+0x42/0x300 [ 70.658107] ? rw_verify_area+0xb8/0x2b0 [ 70.658111] vfs_write+0x150/0x4f0 [ 70.658116] ksys_write+0xcd/0x1b0 [ 70.662859] kobject: 'loop0' ( (ptrval)): kobject_uevent_env [ 70.665826] ? __ia32_sys_read+0xa0/0xa0 [ 70.665833] ? __ia32_sys_clock_settime+0x220/0x220 [ 70.665837] __x64_sys_write+0x6e/0xb0 [ 70.665844] do_syscall_64+0xd0/0x4d0 [ 70.669783] kobject: 'loop0' ( (ptrval)): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 70.674901] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.674905] RIP: 0033:0x4592c9 [ 70.674907] RSP: 002b:00007f485717ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 70.674911] RAX: ffffffffffffffda RBX: 00007f485717ac90 RCX: 00000000004592c9 [ 70.674913] RDX: 00000000ffffff78 RSI: 00000000200000c0 RDI: 0000000000000003 [ 70.674915] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 70.674917] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f485717b6d4 [ 70.674919] R13: 00000000004c9106 R14: 00000000004e0070 R15: 0000000000000004 [ 70.675293] FAULT_INJECTION: forcing a failure. [ 70.675293] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 70.688502] FAULT_INJECTION: forcing a failure. [ 70.688502] name failslab, interval 1, probability 0, space 0, times 0 [ 70.692177] CPU: 1 PID: 6861 Comm: syz-executor.3 Not tainted 4.17.0-rc3+ #1 [ 70.926652] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.935998] Call Trace: [ 70.938581] dump_stack+0x109/0x15a [ 70.942361] should_fail.cold.4+0x5/0x14 [ 70.946507] __alloc_pages_nodemask+0x1b5/0x730 [ 70.951162] ? ldsem_down_read+0x2d/0x40 [ 70.955245] ? __alloc_pages_slowpath+0x26a0/0x26a0 [ 70.960461] ? fs_reclaim_acquire+0x20/0x20 [ 70.964878] cache_grow_begin+0x81/0x890 [ 70.969033] __kmalloc+0x6d2/0x7a0 [ 70.972669] ? tty_write_lock+0x19/0x50 [ 70.976632] ? tty_write+0x52b/0x770 [ 70.980384] tty_write+0x52b/0x770 [ 70.983912] ? proc_cwd_link+0x1b0/0x1b0 [ 70.988304] ? process_echoes+0x130/0x130 [ 70.992500] __vfs_write+0xe3/0x860 [ 70.996208] ? __fdget_pos+0xa7/0xd0 [ 71.000089] ? kernel_read+0x130/0x130 [ 71.003966] ? __f_unlock_pos+0xd/0x10 [ 71.008035] ? __fget+0x1c2/0x300 [ 71.012858] ? lock_downgrade+0x7f0/0x7f0 [ 71.031014] ? __fget+0x42/0x300 [ 71.038072] ? rw_verify_area+0xb8/0x2b0 [ 71.042568] vfs_write+0x150/0x4f0 [ 71.046185] ksys_write+0xcd/0x1b0 [ 71.049713] ? __ia32_sys_read+0xa0/0xa0 [ 71.053762] ? __ia32_sys_clock_settime+0x220/0x220 [ 71.058897] __x64_sys_write+0x6e/0xb0 [ 71.063063] do_syscall_64+0xd0/0x4d0 [ 71.066911] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.072102] RIP: 0033:0x4592c9 [ 71.075283] RSP: 002b:00007ff4e32fbc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 71.083068] RAX: ffffffffffffffda RBX: 00007ff4e32fbc90 RCX: 00000000004592c9 [ 71.090449] RDX: 00000000ffffff78 RSI: 00000000200000c0 RDI: 0000000000000003 [ 71.098002] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 71.105500] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff4e32fc6d4 [ 71.112847] R13: 00000000004c9106 R14: 00000000004e0070 R15: 0000000000000004 [ 71.120465] CPU: 0 PID: 6864 Comm: syz-executor.0 Not tainted 4.17.0-rc3+ #1 [ 71.127747] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.135008] FAULT_INJECTION: forcing a failure. [ 71.135008] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 71.137099] Call Trace: [ 71.137112] dump_stack+0x109/0x15a [ 71.156438] should_fail.cold.4+0x5/0x14 [ 71.160664] __should_failslab+0xba/0xf0 [ 71.164894] should_failslab+0x9/0x14 [ 71.168684] __kmalloc+0x63/0x7a0 [ 71.172437] ? n_tty_write+0x89c/0x1030 [ 71.176399] ? kasan_kmalloc+0xc7/0xe0 [ 71.180374] ? __kmalloc+0x14e/0x7a0 [ 71.184240] ? vfs_write+0x150/0x4f0 [ 71.188116] ? __tty_buffer_request_room+0x1b3/0x550 [ 71.193353] __tty_buffer_request_room+0x1b3/0x550 [ 71.198812] tty_insert_flip_string_fixed_flag+0x77/0x1a0 [ 71.204346] ? kasan_check_write+0x14/0x20 [ 71.208568] ? do_raw_spin_lock+0xc1/0x200 [ 71.212794] pty_write+0xf3/0x200 [ 71.216395] n_tty_write+0x8d2/0x1030 [ 71.220245] ? fs_reclaim_acquire+0x20/0x20 [ 71.224593] ? lock_downgrade+0x7f0/0x7f0 [ 71.228914] ? lock_downgrade+0x7f0/0x7f0 [ 71.233054] ? __might_fault+0xc6/0x1b0 [ 71.237014] ? process_echoes+0x130/0x130 [ 71.241241] ? do_wait_intr_irq+0x300/0x300 [ 71.245731] ? kasan_check_write+0x14/0x20 [ 71.249960] tty_write+0x346/0x770 [ 71.253755] ? process_echoes+0x130/0x130 [ 71.257895] __vfs_write+0xe3/0x860 [ 71.261511] ? __fdget_pos+0xa7/0xd0 [ 71.265405] ? kernel_read+0x130/0x130 [ 71.269278] ? __f_unlock_pos+0xd/0x10 [ 71.273154] ? __fget+0x1c2/0x300 [ 71.276594] ? lock_downgrade+0x7f0/0x7f0 [ 71.280763] ? __fget+0x42/0x300 [ 71.284221] ? rw_verify_area+0xb8/0x2b0 [ 71.288355] vfs_write+0x150/0x4f0 [ 71.291899] ksys_write+0xcd/0x1b0 [ 71.295702] ? __ia32_sys_read+0xa0/0xa0 [ 71.299856] ? __ia32_sys_clock_settime+0x220/0x220 [ 71.304881] __x64_sys_write+0x6e/0xb0 [ 71.308853] do_syscall_64+0xd0/0x4d0 [ 71.312641] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.317822] RIP: 0033:0x4592c9 [ 71.321096] RSP: 002b:00007f0fbf2d0c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 71.328824] RAX: ffffffffffffffda RBX: 00007f0fbf2d0c90 RCX: 00000000004592c9 [ 71.336255] RDX: 00000000ffffff78 RSI: 00000000200000c0 RDI: 0000000000000003 [ 71.343903] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 71.351337] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f0fbf2d16d4 [ 71.358776] R13: 00000000004c9106 R14: 00000000004e0070 R15: 0000000000000004 [ 71.366141] CPU: 1 PID: 6872 Comm: syz-executor.1 Not tainted 4.17.0-rc3+ #1 [ 71.373368] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.383516] Call Trace: [ 71.386112] dump_stack+0x109/0x15a [ 71.389926] should_fail.cold.4+0x5/0x14 [ 71.394170] __alloc_pages_nodemask+0x1b5/0x730 [ 71.398848] ? ldsem_down_read+0x2d/0x40 [ 71.403066] ? __alloc_pages_slowpath+0x26a0/0x26a0 [ 71.408445] ? fs_reclaim_acquire+0x20/0x20 [ 71.412941] cache_grow_begin+0x81/0x890 [ 71.417132] __kmalloc+0x6d2/0x7a0 [ 71.417597] kobject: 'loop3' ( (ptrval)): kobject_uevent_env [ 71.420842] ? tty_write_lock+0x19/0x50 [ 71.420846] ? tty_write+0x52b/0x770 [ 71.420851] tty_write+0x52b/0x770 [ 71.420857] ? proc_cwd_link+0x1b0/0x1b0 [ 71.420861] ? process_echoes+0x130/0x130 [ 71.420865] __vfs_write+0xe3/0x860 [ 71.420870] ? __fdget_pos+0xa7/0xd0 [ 71.420874] ? kernel_read+0x130/0x130 [ 71.420877] ? __f_unlock_pos+0xd/0x10 [ 71.420881] ? __fget+0x1c2/0x300 [ 71.420885] ? lock_downgrade+0x7f0/0x7f0