syzkaller login: [ 32.857263] kauditd_printk_skb: 9 callbacks suppressed [ 32.857269] audit: type=1400 audit(1578739052.922:35): avc: denied { map } for pid=6885 comm="bash" path="/bin/bash" dev="sda1" ino=1457 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 [ 39.166923] audit: type=1400 audit(1578739059.232:36): avc: denied { map } for pid=6896 comm="syz-fuzzer" path="/root/syz-fuzzer" dev="sda1" ino=16481 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 [ 41.256428] IPVS: ftp: loaded support on port[0] = 21 [ 41.674454] can: request_module (can-proto-0) failed. [ 42.703125] can: request_module (can-proto-0) failed. [ 42.848100] audit: type=1400 audit(1578739062.912:37): avc: denied { create } for pid=6896 comm="syz-fuzzer" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_crypto_socket permissive=1 [ 42.871896] audit: type=1400 audit(1578739062.912:38): avc: denied { create } for pid=6896 comm="syz-fuzzer" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 [ 42.895612] audit: type=1400 audit(1578739062.912:39): avc: denied { create } for pid=6896 comm="syz-fuzzer" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_netfilter_socket permissive=1 Warning: Permanently added '10.128.0.69' (ECDSA) to the list of known hosts. 2020/01/11 10:37:50 parsed 1 programs 2020/01/11 10:37:51 executed programs: 0 [ 51.077273] IPVS: ftp: loaded support on port[0] = 21 [ 51.080287] IPVS: ftp: loaded support on port[0] = 21 [ 51.104973] IPVS: ftp: loaded support on port[0] = 21 [ 51.109969] IPVS: ftp: loaded support on port[0] = 21 [ 51.119299] IPVS: ftp: loaded support on port[0] = 21 [ 51.131046] IPVS: ftp: loaded support on port[0] = 21 [ 51.336558] chnl_net:caif_netlink_parms(): no params data found [ 51.353946] chnl_net:caif_netlink_parms(): no params data found [ 51.413434] chnl_net:caif_netlink_parms(): no params data found [ 51.437627] chnl_net:caif_netlink_parms(): no params data found [ 51.464309] chnl_net:caif_netlink_parms(): no params data found [ 51.481225] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.490453] bridge0: port 1(bridge_slave_0) entered disabled state [ 51.498828] device bridge_slave_0 entered promiscuous mode [ 51.534211] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.541057] bridge0: port 2(bridge_slave_1) entered disabled state [ 51.548229] device bridge_slave_1 entered promiscuous mode [ 51.570527] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.577471] bridge0: port 1(bridge_slave_0) entered disabled state [ 51.584407] device bridge_slave_0 entered promiscuous mode [ 51.597870] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.604236] bridge0: port 1(bridge_slave_0) entered disabled state [ 51.613078] device bridge_slave_0 entered promiscuous mode [ 51.623997] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 51.631705] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.638668] bridge0: port 2(bridge_slave_1) entered disabled state [ 51.645470] device bridge_slave_1 entered promiscuous mode [ 51.659726] chnl_net:caif_netlink_parms(): no params data found [ 51.667713] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.674052] bridge0: port 2(bridge_slave_1) entered disabled state [ 51.681290] device bridge_slave_1 entered promiscuous mode [ 51.695849] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 51.730077] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 51.738847] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 51.750188] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 51.758597] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.765035] bridge0: port 1(bridge_slave_0) entered disabled state [ 51.772162] device bridge_slave_0 entered promiscuous mode [ 51.782750] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.789261] bridge0: port 2(bridge_slave_1) entered disabled state [ 51.799080] device bridge_slave_1 entered promiscuous mode [ 51.809103] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 51.832000] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.838541] bridge0: port 1(bridge_slave_0) entered disabled state [ 51.845478] device bridge_slave_0 entered promiscuous mode [ 51.863267] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 51.870843] team0: Port device team_slave_0 added [ 51.879576] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 51.888092] team0: Port device team_slave_1 added [ 51.897140] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 51.904304] team0: Port device team_slave_0 added [ 51.909574] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.915929] bridge0: port 2(bridge_slave_1) entered disabled state [ 51.922973] device bridge_slave_1 entered promiscuous mode [ 51.930250] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 51.941898] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 51.949352] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 51.957929] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 51.964995] team0: Port device team_slave_0 added [ 51.970628] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 51.978089] team0: Port device team_slave_1 added [ 51.983236] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 51.991025] team0: Port device team_slave_1 added [ 51.999786] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 52.008703] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 52.016404] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.022848] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.032029] device bridge_slave_0 entered promiscuous mode [ 52.042204] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.048647] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.055776] device bridge_slave_1 entered promiscuous mode [ 52.062558] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 52.072731] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 52.091876] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 52.105187] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 52.118190] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 52.131223] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 52.138743] team0: Port device team_slave_0 added [ 52.190012] device hsr_slave_0 entered promiscuous mode [ 52.236450] device hsr_slave_1 entered promiscuous mode [ 52.290113] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 52.348556] device hsr_slave_0 entered promiscuous mode [ 52.406475] device hsr_slave_1 entered promiscuous mode [ 52.452660] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 52.459651] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 52.467021] team0: Port device team_slave_1 added [ 52.472844] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 52.482265] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 52.490462] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 52.537587] device hsr_slave_0 entered promiscuous mode [ 52.586390] device hsr_slave_1 entered promiscuous mode [ 52.634203] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 52.641736] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 52.652695] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 52.663651] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 52.676146] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 52.683289] team0: Port device team_slave_0 added [ 52.689613] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 52.697107] team0: Port device team_slave_1 added [ 52.702448] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 52.710445] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 52.727645] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 52.734407] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 52.798654] device hsr_slave_0 entered promiscuous mode [ 52.846348] device hsr_slave_1 entered promiscuous mode [ 52.886765] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 52.898950] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 52.906329] team0: Port device team_slave_0 added [ 52.912404] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 52.920370] team0: Port device team_slave_1 added [ 52.929888] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 52.936410] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 52.987582] device hsr_slave_0 entered promiscuous mode [ 53.046321] device hsr_slave_1 entered promiscuous mode [ 53.097517] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 53.104887] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 53.112119] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 53.120044] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 53.178767] device hsr_slave_0 entered promiscuous mode [ 53.218666] device hsr_slave_1 entered promiscuous mode [ 53.282751] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 53.296784] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 53.307173] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 53.317234] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 53.331950] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 53.373731] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 53.390949] 8021q: adding VLAN 0 to HW filter on device bond0 [ 53.401090] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 53.423692] 8021q: adding VLAN 0 to HW filter on device bond0 [ 53.432173] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 53.445139] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 53.451531] 8021q: adding VLAN 0 to HW filter on device team0 [ 53.464239] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 53.472756] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 53.482922] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 53.490996] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 53.497998] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 53.505757] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 53.513563] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.520464] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.528070] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 53.544984] 8021q: adding VLAN 0 to HW filter on device bond0 [ 53.555114] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 53.563848] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 53.573053] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 53.579248] 8021q: adding VLAN 0 to HW filter on device team0 [ 53.591573] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 53.600349] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 53.608302] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.614635] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.621726] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 53.628601] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 53.637456] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 53.649023] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 53.661326] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 53.670439] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 53.679932] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 53.689544] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 53.697141] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.703479] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.710494] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 53.719085] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 53.727040] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 53.735349] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 53.741996] 8021q: adding VLAN 0 to HW filter on device team0 [ 53.750293] 8021q: adding VLAN 0 to HW filter on device bond0 [ 53.761466] 8021q: adding VLAN 0 to HW filter on device bond0 [ 53.768114] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 53.775032] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 53.782519] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 53.791609] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 53.800120] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 53.810149] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 53.818717] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 53.827063] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 53.834551] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 53.842674] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 53.850634] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.857056] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.863913] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 53.872635] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 53.881384] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 53.890348] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 53.897948] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 53.904641] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 53.912550] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 53.922826] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.929227] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.936209] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 53.943907] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 53.950955] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 53.957842] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 53.966483] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 53.975022] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 53.983865] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 53.993604] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 54.000294] 8021q: adding VLAN 0 to HW filter on device team0 [ 54.007840] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 54.015561] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 54.023582] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 54.031198] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 54.038957] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 54.046550] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.052936] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.059826] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 54.067774] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 54.074718] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 54.083476] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 54.095100] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 54.105483] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 54.119793] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 54.126549] 8021q: adding VLAN 0 to HW filter on device team0 [ 54.132571] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 54.140544] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 54.148328] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 54.155899] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 54.163806] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 54.171611] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.178006] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.186983] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 54.196779] 8021q: adding VLAN 0 to HW filter on device bond0 [ 54.205252] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 54.214843] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 54.225058] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 54.233064] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 54.241001] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 54.248492] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 54.256682] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 54.264398] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 54.272751] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 54.280840] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 54.289768] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 54.297763] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 54.306237] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 54.314159] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 54.323204] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 54.331551] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 54.339616] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 54.347109] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 54.354715] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 54.362448] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.368818] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.375540] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 54.383363] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 54.391132] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.397530] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.404251] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 54.412115] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 54.419785] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 54.427454] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 54.435415] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 54.442517] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 54.451773] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 54.460282] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 54.471335] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 54.479585] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 54.485750] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 54.494037] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 54.501814] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 54.510040] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 54.517718] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 54.525095] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 54.533771] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 54.542432] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 54.552519] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 54.560264] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 54.568997] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 54.575062] 8021q: adding VLAN 0 to HW filter on device team0 [ 54.583559] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 54.591757] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 54.599804] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.606292] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.613010] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 54.620615] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 54.628232] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 54.635736] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 54.643289] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 54.650162] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 54.659134] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 54.670247] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 54.676335] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 54.684705] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 54.694812] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 54.702850] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 54.712500] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 54.728028] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 54.735395] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 54.745026] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 54.752693] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 54.762637] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 54.770474] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 54.778653] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.784986] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.791896] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 54.800796] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 54.808707] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 54.815733] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 54.823624] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 54.834227] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 54.843805] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 54.851617] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 54.862330] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 54.870999] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 54.885006] audit: type=1400 audit(1578739074.942:40): avc: denied { associate } for pid=6993 comm="syz-executor.0" name="syz0" scontext=unconfined_u:object_r:unlabeled_t:s0 tcontext=system_u:object_r:unlabeled_t:s0 tclass=filesystem permissive=1 [ 54.888472] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 54.921093] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 54.929890] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 54.942389] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 54.950263] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 54.961883] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 54.970086] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 54.978181] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.984513] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.991434] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 54.999888] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 55.007642] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 55.017177] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 55.025794] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 55.035044] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 55.045036] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 55.061633] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 55.073021] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 55.088881] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 55.095662] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 55.105042] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 55.113495] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 55.117539] audit: type=1400 audit(1578739075.172:41): avc: denied { map } for pid=7012 comm="syz-executor.0" path="/root/syzkaller-testdir060948146/syzkaller.9FqfBr/0/file0/mem" dev="devtmpfs" ino=10 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:memory_device_t:s0 tclass=chr_file permissive=1 [ 55.121782] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 55.159022] x86/PAT: syz-executor.0:7013 freeing invalid memtype [mem 0x00001000-0x00001fff] [ 55.168485] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 55.175951] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 55.184080] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 55.188217] FAULT_INJECTION: forcing a failure. [ 55.188217] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 55.191733] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 55.203671] CPU: 1 PID: 7013 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 55.216501] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 55.217950] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.231770] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 55.234044] Call Trace: [ 55.243261] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 55.243544] dump_stack+0x123/0x177 [ 55.253812] should_fail.cold.4+0x5/0x13 [ 55.256986] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 55.257885] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 55.265944] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 55.269635] ? __might_sleep+0x95/0x190 [ 55.269644] __alloc_pages_nodemask+0x1d5/0x710 [ 55.269652] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 55.269658] ? find_held_lock+0x36/0x1d0 [ 55.269671] alloc_pages_current+0xd6/0x1b0 [ 55.269681] pte_alloc_one+0x14/0x130 [ 55.269687] __pte_alloc+0x1d/0x2f0 [ 55.269695] copy_page_range+0xe5e/0x1810 [ 55.269700] ? find_held_lock+0x36/0x1d0 [ 55.269713] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 55.269724] ? pmd_alloc+0x110/0x110 [ 55.269732] ? __vma_link_rb+0x1fc/0x340 [ 55.269741] copy_process.part.35+0x37b9/0x7330 [ 55.269765] ? __cleanup_sighand+0x40/0x40 [ 55.269773] ? __f_unlock_pos+0xd/0x10 [ 55.269779] ? lock_downgrade+0x860/0x860 [ 55.269798] _do_fork+0x15d/0xba0 [ 55.284214] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 55.284260] ? __sb_end_write+0xa4/0xd0 [ 55.289777] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 55.293940] ? fork_idle+0x250/0x250 [ 55.307998] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 55.309724] ? ksys_write+0x1ce/0x260 [ 55.322068] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 55.323347] ? do_sys_open+0x16e/0x350 [ 55.331122] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 55.361062] ? do_syscall_64+0x21/0x4e0 [ 55.361070] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.361078] __x64_sys_clone+0xba/0x140 [ 55.361085] do_syscall_64+0xd0/0x4e0 [ 55.361092] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.361097] RIP: 0033:0x459829 [ 55.361103] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 55.361106] RSP: 002b:00007f01d6614c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 55.361112] RAX: ffffffffffffffda RBX: 00007f01d6614c90 RCX: 0000000000459829 [ 55.361115] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 55.361118] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 55.361122] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d66156d4 [ 55.361125] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 55.364504] x86/PAT: syz-executor.0:7013 freeing invalid memtype [mem 0x00000000-0x00000fff] [ 55.368471] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 55.513749] FAULT_INJECTION: forcing a failure. [ 55.513749] name failslab, interval 1, probability 0, space 0, times 1 [ 55.525037] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 55.531937] CPU: 0 PID: 7016 Comm: syz-executor.4 Not tainted 4.19.94-syzkaller #0 [ 55.539668] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.549025] Call Trace: [ 55.549070] dump_stack+0x123/0x177 [ 55.549082] should_fail.cold.4+0x5/0x13 [ 55.555425] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 55.559386] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 55.559394] ? __lock_is_held+0xb5/0x140 [ 55.559398] ? __lock_is_held+0xb5/0x140 [ 55.559409] __should_failslab+0xba/0xf0 [ 55.559418] should_failslab+0x9/0x14 [ 55.559424] kmem_cache_alloc+0x47/0x730 [ 55.559434] ? anon_vma_chain_link+0x12c/0x1a0 [ 55.571490] anon_vma_clone+0xc3/0x3f0 [ 55.571503] anon_vma_fork+0x80/0x450 [ 55.571510] ? memcpy+0x45/0x50 [ 55.571519] copy_process.part.35+0x3a76/0x7330 [ 55.585951] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 55.587558] ? __cleanup_sighand+0x40/0x40 [ 55.587567] ? __f_unlock_pos+0xd/0x10 [ 55.587574] ? lock_downgrade+0x860/0x860 [ 55.587590] _do_fork+0x15d/0xba0 [ 55.596638] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 55.600125] ? __sb_end_write+0xa4/0xd0 [ 55.600136] ? fork_idle+0x250/0x250 [ 55.600143] ? ksys_write+0x1ce/0x260 [ 55.600147] ? do_sys_open+0x16e/0x350 [ 55.600158] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 55.607224] ? do_syscall_64+0x21/0x4e0 [ 55.607231] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.607240] __x64_sys_clone+0xba/0x140 [ 55.607248] do_syscall_64+0xd0/0x4e0 [ 55.607255] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.607259] RIP: 0033:0x459829 [ 55.607265] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 55.607269] RSP: 002b:00007fca838c7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 55.607276] RAX: ffffffffffffffda RBX: 00007fca838c7c90 RCX: 0000000000459829 [ 55.636491] x86/PAT: syz-executor.0:7019 freeing invalid memtype [mem 0x00001000-0x00001fff] [ 55.640097] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 55.640101] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 55.640104] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca838c86d4 [ 55.640107] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 55.643298] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 55.654289] FAULT_INJECTION: forcing a failure. [ 55.654289] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 55.656387] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 55.660653] CPU: 1 PID: 7019 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 55.666902] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 55.670929] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.670934] Call Trace: [ 55.675450] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 55.678731] dump_stack+0x123/0x177 [ 55.678742] should_fail.cold.4+0x5/0x13 [ 55.678750] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 55.678758] ? __might_sleep+0x95/0x190 [ 55.678766] __alloc_pages_nodemask+0x1d5/0x710 [ 55.678773] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 55.678782] ? lock_downgrade+0x860/0x860 [ 55.678791] alloc_pages_current+0xd6/0x1b0 [ 55.678800] pte_alloc_one+0x14/0x130 [ 55.678807] __pte_alloc+0x1d/0x2f0 [ 55.678813] copy_page_range+0xe5e/0x1810 [ 55.678820] ? find_held_lock+0x36/0x1d0 [ 55.678831] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 55.684484] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 55.687230] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 55.687238] ? pmd_alloc+0x110/0x110 [ 55.687245] ? __vma_link_rb+0x1fc/0x340 [ 55.687254] copy_process.part.35+0x37b9/0x7330 [ 55.687276] ? __cleanup_sighand+0x40/0x40 [ 55.707454] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 55.714580] ? __f_unlock_pos+0xd/0x10 [ 55.722685] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 55.730685] ? lock_downgrade+0x860/0x860 [ 55.730702] _do_fork+0x15d/0xba0 [ 55.730709] ? __sb_end_write+0xa4/0xd0 [ 55.730716] ? fork_idle+0x250/0x250 [ 55.730722] ? ksys_write+0x1ce/0x260 [ 55.730726] ? do_sys_open+0x16e/0x350 [ 55.730733] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 55.730738] ? do_syscall_64+0x21/0x4e0 [ 55.730744] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.730750] __x64_sys_clone+0xba/0x140 [ 55.730757] do_syscall_64+0xd0/0x4e0 [ 55.730764] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.738503] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 55.745328] RIP: 0033:0x459829 [ 55.753067] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 55.759889] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 55.759892] RSP: 002b:00007f01d6614c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 55.759898] RAX: ffffffffffffffda RBX: 00007f01d6614c90 RCX: 0000000000459829 [ 55.759901] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 55.759903] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 55.759906] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d66156d4 [ 55.759909] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 55.802777] x86/PAT: syz-executor.4:7016 freeing invalid memtype [mem 0x00000000-0x00000fff] [ 55.804285] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 55.824811] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 55.853883] FAULT_INJECTION: forcing a failure. [ 55.853883] name failslab, interval 1, probability 0, space 0, times 0 [ 55.890032] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 55.916064] CPU: 0 PID: 7022 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 55.951649] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.960415] Call Trace: [ 55.974280] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 55.978959] dump_stack+0x123/0x177 [ 55.978971] should_fail.cold.4+0x5/0x13 [ 55.978979] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 55.978985] ? lock_downgrade+0x860/0x860 [ 55.978996] __should_failslab+0xba/0xf0 [ 56.004766] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 56.015305] should_failslab+0x9/0x14 [ 56.015313] kmem_cache_alloc+0x2bc/0x730 [ 56.015319] ? kasan_check_read+0x11/0x20 [ 56.015326] ? __vm_enough_memory+0x22f/0x4b0 [ 56.015337] vm_area_dup+0x1b/0x150 [ 56.015341] copy_process.part.35+0x31db/0x7330 [ 56.015364] ? __cleanup_sighand+0x40/0x40 [ 56.015370] ? __f_unlock_pos+0xd/0x10 [ 56.015380] ? lock_downgrade+0x860/0x860 [ 56.030497] _do_fork+0x15d/0xba0 [ 56.030505] ? __sb_end_write+0xa4/0xd0 [ 56.030513] ? fork_idle+0x250/0x250 [ 56.030520] ? ksys_write+0x1ce/0x260 [ 56.030524] ? do_sys_open+0x16e/0x350 [ 56.030532] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 56.030538] ? do_syscall_64+0x21/0x4e0 [ 56.030545] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.030552] __x64_sys_clone+0xba/0x140 [ 56.030561] do_syscall_64+0xd0/0x4e0 [ 56.061258] FAULT_INJECTION: forcing a failure. [ 56.061258] name failslab, interval 1, probability 0, space 0, times 0 [ 56.069283] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.069291] RIP: 0033:0x459829 [ 56.069297] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 56.069299] RSP: 002b:00007f01d6614c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 56.069305] RAX: ffffffffffffffda RBX: 00007f01d6614c90 RCX: 0000000000459829 [ 56.069308] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 56.069310] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 56.069313] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d66156d4 [ 56.069316] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 56.070387] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 56.114760] CPU: 1 PID: 7026 Comm: syz-executor.2 Not tainted 4.19.94-syzkaller #0 [ 56.125015] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 56.127403] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.127408] Call Trace: [ 56.127424] dump_stack+0x123/0x177 [ 56.127438] should_fail.cold.4+0x5/0x13 [ 56.127445] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 56.127451] ? lock_downgrade+0x860/0x860 [ 56.127462] __should_failslab+0xba/0xf0 [ 56.127470] should_failslab+0x9/0x14 [ 56.127476] kmem_cache_alloc+0x2bc/0x730 [ 56.127480] ? anon_vma_clone+0x28e/0x3f0 [ 56.127486] ? anon_vma_fork+0xd3/0x450 [ 56.127493] anon_vma_fork+0x1be/0x450 [ 56.127502] copy_process.part.35+0x3a76/0x7330 [ 56.127526] ? __cleanup_sighand+0x40/0x40 [ 56.127532] ? __f_unlock_pos+0xd/0x10 [ 56.127538] ? lock_downgrade+0x860/0x860 [ 56.416092] _do_fork+0x15d/0xba0 [ 56.419570] ? __sb_end_write+0xa4/0xd0 [ 56.423536] ? fork_idle+0x250/0x250 [ 56.427400] ? ksys_write+0x1ce/0x260 [ 56.431313] ? do_sys_open+0x16e/0x350 [ 56.435228] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 56.440103] ? do_syscall_64+0x21/0x4e0 [ 56.444072] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.449615] __x64_sys_clone+0xba/0x140 [ 56.453744] do_syscall_64+0xd0/0x4e0 [ 56.457641] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.462982] RIP: 0033:0x459829 [ 56.466164] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 56.485121] RSP: 002b:00007f72745d5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 2020/01/11 10:37:56 executed programs: 9 [ 56.493074] RAX: ffffffffffffffda RBX: 00007f72745d5c90 RCX: 0000000000459829 [ 56.500465] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 56.508017] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 56.515483] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f72745d66d4 [ 56.523384] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 56.573179] FAULT_INJECTION: forcing a failure. [ 56.573179] name failslab, interval 1, probability 0, space 0, times 0 [ 56.629527] x86/PAT: syz-executor.0:7038 freeing invalid memtype [mem 0x00001000-0x00001fff] [ 56.644387] x86/PAT: syz-executor.3:7035 freeing invalid memtype [mem 0x00001000-0x00001fff] [ 56.650761] FAULT_INJECTION: forcing a failure. [ 56.650761] name failslab, interval 1, probability 0, space 0, times 0 [ 56.676097] CPU: 0 PID: 7028 Comm: syz-executor.4 Not tainted 4.19.94-syzkaller #0 [ 56.683851] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.693207] Call Trace: [ 56.693220] dump_stack+0x123/0x177 [ 56.693233] should_fail.cold.4+0x5/0x13 [ 56.693241] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 56.693247] ? lock_downgrade+0x860/0x860 [ 56.693259] __should_failslab+0xba/0xf0 [ 56.701813] FAULT_INJECTION: forcing a failure. [ 56.701813] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 56.703529] should_failslab+0x9/0x14 [ 56.703537] kmem_cache_alloc+0x2bc/0x730 [ 56.703551] ptlock_alloc+0x1d/0x70 [ 56.703559] pte_alloc_one+0x4e/0x130 [ 56.703565] __pte_alloc+0x1d/0x2f0 [ 56.747837] copy_page_range+0xe5e/0x1810 [ 56.751983] ? find_held_lock+0x36/0x1d0 [ 56.756049] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 56.761699] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 56.766679] ? pmd_alloc+0x110/0x110 [ 56.770396] ? __vma_link_rb+0x1fc/0x340 [ 56.774541] copy_process.part.35+0x37b9/0x7330 [ 56.779232] ? __cleanup_sighand+0x40/0x40 [ 56.783619] ? __f_unlock_pos+0xd/0x10 [ 56.787505] ? lock_downgrade+0x860/0x860 [ 56.791662] _do_fork+0x15d/0xba0 [ 56.795113] ? __sb_end_write+0xa4/0xd0 [ 56.799089] ? fork_idle+0x250/0x250 [ 56.802825] ? ksys_write+0x1ce/0x260 [ 56.806624] ? do_sys_open+0x16e/0x350 [ 56.810522] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 56.815276] ? do_syscall_64+0x21/0x4e0 [ 56.819331] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.824694] __x64_sys_clone+0xba/0x140 [ 56.828663] do_syscall_64+0xd0/0x4e0 [ 56.832459] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.837655] RIP: 0033:0x459829 [ 56.840875] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 56.859776] RSP: 002b:00007fca838c7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 56.867532] RAX: ffffffffffffffda RBX: 00007fca838c7c90 RCX: 0000000000459829 [ 56.874799] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 56.882209] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 56.889522] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca838c86d4 [ 56.896790] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 56.904144] CPU: 1 PID: 7042 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 56.911879] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.912604] x86/PAT: syz-executor.1:7039 freeing invalid memtype [mem 0x00001000-0x00001fff] [ 56.921365] Call Trace: [ 56.921379] dump_stack+0x123/0x177 [ 56.921390] should_fail.cold.4+0x5/0x13 [ 56.921397] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 56.921405] ? __might_sleep+0x95/0x190 [ 56.921414] __alloc_pages_nodemask+0x1d5/0x710 [ 56.921420] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 56.921425] ? find_held_lock+0x36/0x1d0 [ 56.921437] alloc_pages_current+0xd6/0x1b0 [ 56.921447] pte_alloc_one+0x14/0x130 [ 56.921454] __pte_alloc+0x1d/0x2f0 [ 56.921466] copy_page_range+0xe5e/0x1810 [ 56.921472] ? find_held_lock+0x36/0x1d0 [ 56.921484] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 56.921494] ? pmd_alloc+0x110/0x110 [ 56.921501] ? __vma_link_rb+0x1fc/0x340 [ 56.921509] copy_process.part.35+0x37b9/0x7330 [ 56.921530] ? __cleanup_sighand+0x40/0x40 [ 56.921536] ? __f_unlock_pos+0xd/0x10 [ 56.921541] ? lock_downgrade+0x860/0x860 [ 56.921556] _do_fork+0x15d/0xba0 [ 56.921561] ? __sb_end_write+0xa4/0xd0 [ 56.921567] ? fork_idle+0x250/0x250 [ 56.921574] ? ksys_write+0x1ce/0x260 [ 56.921578] ? do_sys_open+0x16e/0x350 [ 56.921586] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 56.921592] ? do_syscall_64+0x21/0x4e0 [ 56.921599] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.921607] __x64_sys_clone+0xba/0x140 [ 56.921614] do_syscall_64+0xd0/0x4e0 [ 56.921622] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.921628] RIP: 0033:0x459829 [ 56.921634] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 56.921637] RSP: 002b:00007f9acacbcc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 56.921643] RAX: ffffffffffffffda RBX: 00007f9acacbcc90 RCX: 0000000000459829 [ 56.921646] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 56.921649] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 56.921652] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacbd6d4 [ 56.921654] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 56.923406] CPU: 1 PID: 7038 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 56.943187] FAULT_INJECTION: forcing a failure. [ 56.943187] name failslab, interval 1, probability 0, space 0, times 0 [ 56.945833] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.945838] Call Trace: [ 56.981886] FAULT_INJECTION: forcing a failure. [ 56.981886] name failslab, interval 1, probability 0, space 0, times 0 [ 56.984281] dump_stack+0x123/0x177 [ 57.174582] should_fail.cold.4+0x5/0x13 [ 57.178797] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 57.184079] ? lock_downgrade+0x860/0x860 [ 57.188352] __should_failslab+0xba/0xf0 [ 57.192419] should_failslab+0x9/0x14 [ 57.196227] kmem_cache_alloc+0x2bc/0x730 [ 57.200376] ptlock_alloc+0x1d/0x70 [ 57.204070] pte_alloc_one+0x4e/0x130 [ 57.207871] __pte_alloc+0x1d/0x2f0 [ 57.211497] copy_page_range+0xe5e/0x1810 [ 57.215642] ? find_held_lock+0x36/0x1d0 [ 57.219706] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 57.225155] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 57.230243] ? pmd_alloc+0x110/0x110 [ 57.234020] ? __vma_link_rb+0x1fc/0x340 [ 57.238181] copy_process.part.35+0x37b9/0x7330 [ 57.242873] ? __cleanup_sighand+0x40/0x40 [ 57.247202] ? __f_unlock_pos+0xd/0x10 [ 57.251352] ? lock_downgrade+0x860/0x860 [ 57.255677] _do_fork+0x15d/0xba0 [ 57.259145] ? __sb_end_write+0xa4/0xd0 [ 57.263283] ? fork_idle+0x250/0x250 [ 57.267214] ? ksys_write+0x1ce/0x260 [ 57.271038] ? do_sys_open+0x16e/0x350 [ 57.275117] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 57.279884] ? do_syscall_64+0x21/0x4e0 [ 57.283947] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.289375] __x64_sys_clone+0xba/0x140 [ 57.293385] do_syscall_64+0xd0/0x4e0 [ 57.297315] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.302746] RIP: 0033:0x459829 [ 57.305935] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 57.325137] RSP: 002b:00007f01d6614c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 57.332849] RAX: ffffffffffffffda RBX: 00007f01d6614c90 RCX: 0000000000459829 [ 57.340504] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 57.347890] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 57.355161] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d66156d4 [ 57.362427] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 57.369710] CPU: 0 PID: 7039 Comm: syz-executor.1 Not tainted 4.19.94-syzkaller #0 [ 57.377433] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.379725] x86/PAT: syz-executor.0:7038 freeing invalid memtype [mem 0x00000000-0x00000fff] [ 57.386980] Call Trace: [ 57.386994] dump_stack+0x123/0x177 [ 57.387006] should_fail.cold.4+0x5/0x13 [ 57.387014] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 57.387020] ? lock_downgrade+0x860/0x860 [ 57.387031] __should_failslab+0xba/0xf0 [ 57.387038] should_failslab+0x9/0x14 [ 57.387046] kmem_cache_alloc+0x2bc/0x730 [ 57.427695] ? anon_vma_clone+0x28e/0x3f0 [ 57.431837] ? anon_vma_fork+0xd3/0x450 [ 57.435803] anon_vma_fork+0x1be/0x450 [ 57.439684] copy_process.part.35+0x3a76/0x7330 [ 57.444554] ? __cleanup_sighand+0x40/0x40 [ 57.448941] ? __f_unlock_pos+0xd/0x10 [ 57.452928] ? lock_downgrade+0x860/0x860 [ 57.457079] _do_fork+0x15d/0xba0 [ 57.460544] ? __sb_end_write+0xa4/0xd0 [ 57.464645] ? fork_idle+0x250/0x250 [ 57.468359] ? ksys_write+0x1ce/0x260 [ 57.472780] ? do_sys_open+0x16e/0x350 [ 57.476836] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 57.481655] ? do_syscall_64+0x21/0x4e0 [ 57.485817] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.491187] __x64_sys_clone+0xba/0x140 [ 57.495267] do_syscall_64+0xd0/0x4e0 [ 57.499194] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.504584] RIP: 0033:0x459829 [ 57.507982] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 57.527519] RSP: 002b:00007f539f038c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 57.535361] RAX: ffffffffffffffda RBX: 00007f539f038c90 RCX: 0000000000459829 [ 57.542666] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 57.549963] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 57.557228] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539f0396d4 [ 57.564580] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 57.581945] x86/PAT: syz-executor.4:7028 freeing invalid memtype [mem 0x00000000-0x00000fff] [ 57.582359] x86/PAT: syz-executor.1:7039 freeing invalid memtype [mem 0x00000000-0x00000fff] [ 57.590979] CPU: 1 PID: 7044 Comm: syz-executor.5 Not tainted 4.19.94-syzkaller #0 [ 57.590984] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.590987] Call Trace: [ 57.591001] dump_stack+0x123/0x177 [ 57.591013] should_fail.cold.4+0x5/0x13 [ 57.591022] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 57.591028] ? lock_downgrade+0x860/0x860 [ 57.591041] __should_failslab+0xba/0xf0 [ 57.591050] should_failslab+0x9/0x14 [ 57.591055] kmem_cache_alloc+0x2bc/0x730 [ 57.591061] ? anon_vma_clone+0x28e/0x3f0 [ 57.591067] ? anon_vma_fork+0xd3/0x450 [ 57.591075] anon_vma_fork+0x1be/0x450 [ 57.591085] copy_process.part.35+0x3a76/0x7330 [ 57.591107] ? __cleanup_sighand+0x40/0x40 [ 57.616997] ? __f_unlock_pos+0xd/0x10 [ 57.617006] ? lock_downgrade+0x860/0x860 [ 57.617023] _do_fork+0x15d/0xba0 [ 57.617029] ? __sb_end_write+0xa4/0xd0 [ 57.617035] ? fork_idle+0x250/0x250 [ 57.617042] ? ksys_write+0x1ce/0x260 [ 57.617046] ? do_sys_open+0x16e/0x350 [ 57.617054] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 57.617060] ? do_syscall_64+0x21/0x4e0 [ 57.617067] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.617074] __x64_sys_clone+0xba/0x140 [ 57.617080] do_syscall_64+0xd0/0x4e0 [ 57.617087] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.617093] RIP: 0033:0x459829 [ 57.617099] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 57.617103] RSP: 002b:00007f2f2af99c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 57.617108] RAX: ffffffffffffffda RBX: 00007f2f2af99c90 RCX: 0000000000459829 [ 57.617110] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 57.617112] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 57.617115] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f2af9a6d4 [ 57.617117] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 57.656283] FAULT_INJECTION: forcing a failure. [ 57.656283] name failslab, interval 1, probability 0, space 0, times 0 [ 57.683991] FAULT_INJECTION: forcing a failure. [ 57.683991] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 57.688903] CPU: 1 PID: 7047 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 57.693165] FAULT_INJECTION: forcing a failure. [ 57.693165] name failslab, interval 1, probability 0, space 0, times 0 [ 57.695039] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.779118] Call Trace: [ 57.817305] dump_stack+0x123/0x177 [ 57.817316] should_fail.cold.4+0x5/0x13 [ 57.817324] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 57.817330] ? lock_downgrade+0x860/0x860 [ 57.817340] __should_failslab+0xba/0xf0 [ 57.817348] should_failslab+0x9/0x14 [ 57.817354] kmem_cache_alloc+0x2bc/0x730 [ 57.817367] ptlock_alloc+0x1d/0x70 [ 57.817375] pte_alloc_one+0x4e/0x130 [ 57.817381] __pte_alloc+0x1d/0x2f0 [ 57.817388] copy_page_range+0xe5e/0x1810 [ 57.847529] ? find_held_lock+0x36/0x1d0 [ 57.847544] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 57.847551] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 57.847558] ? pmd_alloc+0x110/0x110 [ 57.847565] ? __vma_link_rb+0x1fc/0x340 [ 57.847574] copy_process.part.35+0x37b9/0x7330 [ 57.847596] ? __cleanup_sighand+0x40/0x40 [ 57.871526] ? __f_unlock_pos+0xd/0x10 [ 57.879609] ? lock_downgrade+0x860/0x860 [ 57.879626] _do_fork+0x15d/0xba0 [ 57.879631] ? __sb_end_write+0xa4/0xd0 [ 57.879638] ? fork_idle+0x250/0x250 [ 57.879643] ? ksys_write+0x1ce/0x260 [ 57.879647] ? do_sys_open+0x16e/0x350 [ 57.879655] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 57.879659] ? do_syscall_64+0x21/0x4e0 [ 57.879666] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.879673] __x64_sys_clone+0xba/0x140 [ 57.879680] do_syscall_64+0xd0/0x4e0 [ 57.879687] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.879693] RIP: 0033:0x459829 [ 57.879699] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 57.879703] RSP: 002b:00007f9acacddc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 57.879710] RAX: ffffffffffffffda RBX: 00007f9acacddc90 RCX: 0000000000459829 [ 58.019596] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 58.028025] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 58.035613] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacde6d4 [ 58.043119] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 58.050407] CPU: 0 PID: 7050 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 58.058133] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.067495] Call Trace: [ 58.070095] dump_stack+0x123/0x177 [ 58.073736] should_fail.cold.4+0x5/0x13 [ 58.077809] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 58.083011] ? __might_sleep+0x95/0x190 [ 58.087004] __alloc_pages_nodemask+0x1d5/0x710 [ 58.091683] ? kasan_kmalloc+0xc7/0xe0 [ 58.095566] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 58.100574] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.105946] alloc_pages_current+0xd6/0x1b0 [ 58.110560] pte_alloc_one+0x14/0x130 [ 58.114367] copy_huge_pmd+0x69/0x510 [ 58.118165] copy_page_range+0x597/0x1810 [ 58.122314] ? find_held_lock+0x36/0x1d0 [ 58.126378] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 58.132060] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 58.136899] ? pmd_alloc+0x110/0x110 [ 58.140609] ? __vma_link_rb+0x1fc/0x340 [ 58.144817] copy_process.part.35+0x37b9/0x7330 [ 58.149490] ? __cleanup_sighand+0x40/0x40 [ 58.153724] ? __f_unlock_pos+0xd/0x10 [ 58.157604] ? lock_downgrade+0x860/0x860 [ 58.161748] _do_fork+0x15d/0xba0 [ 58.165190] ? __sb_end_write+0xa4/0xd0 [ 58.169159] ? fork_idle+0x250/0x250 [ 58.172871] ? ksys_write+0x1ce/0x260 [ 58.176658] ? do_sys_open+0x16e/0x350 [ 58.180535] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 58.185464] ? do_syscall_64+0x21/0x4e0 [ 58.189695] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.195059] __x64_sys_clone+0xba/0x140 [ 58.201176] do_syscall_64+0xd0/0x4e0 [ 58.204973] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.210202] RIP: 0033:0x459829 [ 58.213516] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 58.233486] RSP: 002b:00007f01d6614c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 58.241380] RAX: ffffffffffffffda RBX: 00007f01d6614c90 RCX: 0000000000459829 [ 58.249153] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 58.256909] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 58.264178] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d66156d4 [ 58.271965] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 58.287339] CPU: 1 PID: 7048 Comm: syz-executor.2 Not tainted 4.19.94-syzkaller #0 [ 58.295339] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.302484] FAULT_INJECTION: forcing a failure. [ 58.302484] name failslab, interval 1, probability 0, space 0, times 0 [ 58.304789] Call Trace: [ 58.318702] dump_stack+0x123/0x177 [ 58.322423] should_fail.cold.4+0x5/0x13 [ 58.326672] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 58.331770] ? lock_downgrade+0x860/0x860 [ 58.335927] __should_failslab+0xba/0xf0 [ 58.340144] should_failslab+0x9/0x14 [ 58.342840] FAULT_INJECTION: forcing a failure. [ 58.342840] name failslab, interval 1, probability 0, space 0, times 0 [ 58.344153] kmem_cache_alloc+0x2bc/0x730 [ 58.360111] ? kasan_check_read+0x11/0x20 [ 58.364253] ? __vm_enough_memory+0x22f/0x4b0 [ 58.368973] vm_area_dup+0x1b/0x150 [ 58.372647] copy_process.part.35+0x31db/0x7330 [ 58.377420] ? __cleanup_sighand+0x40/0x40 [ 58.381705] ? __f_unlock_pos+0xd/0x10 [ 58.385725] ? lock_downgrade+0x860/0x860 [ 58.389966] _do_fork+0x15d/0xba0 [ 58.393539] ? __sb_end_write+0xa4/0xd0 [ 58.397517] ? fork_idle+0x250/0x250 [ 58.401238] ? ksys_write+0x1ce/0x260 [ 58.405030] ? do_sys_open+0x16e/0x350 [ 58.408407] FAULT_INJECTION: forcing a failure. [ 58.408407] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 58.408919] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 58.425881] ? do_syscall_64+0x21/0x4e0 [ 58.429865] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.435226] __x64_sys_clone+0xba/0x140 [ 58.439201] do_syscall_64+0xd0/0x4e0 [ 58.443014] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.448287] RIP: 0033:0x459829 [ 58.451474] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 58.473942] RSP: 002b:00007f72745d5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 58.481830] RAX: ffffffffffffffda RBX: 00007f72745d5c90 RCX: 0000000000459829 [ 58.489272] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 58.496784] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 58.504182] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f72745d66d4 [ 58.511458] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 58.520463] CPU: 0 PID: 7058 Comm: syz-executor.4 Not tainted 4.19.94-syzkaller #0 [ 58.528286] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.538037] Call Trace: [ 58.540638] dump_stack+0x123/0x177 [ 58.544306] should_fail.cold.4+0x5/0x13 [ 58.548521] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 58.553740] ? lock_downgrade+0x860/0x860 [ 58.558116] __should_failslab+0xba/0xf0 [ 58.562175] should_failslab+0x9/0x14 [ 58.566148] kmem_cache_alloc+0x2bc/0x730 [ 58.570570] ptlock_alloc+0x1d/0x70 [ 58.574199] pte_alloc_one+0x4e/0x130 [ 58.578492] copy_huge_pmd+0x69/0x510 [ 58.582834] copy_page_range+0x597/0x1810 [ 58.587118] ? find_held_lock+0x36/0x1d0 [ 58.591468] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 58.597103] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 58.602187] ? pmd_alloc+0x110/0x110 [ 58.606220] ? __vma_link_rb+0x1fc/0x340 [ 58.610434] copy_process.part.35+0x37b9/0x7330 [ 58.615255] ? __cleanup_sighand+0x40/0x40 [ 58.619746] ? __f_unlock_pos+0xd/0x10 [ 58.623651] ? lock_downgrade+0x860/0x860 [ 58.627833] _do_fork+0x15d/0xba0 [ 58.631430] ? __sb_end_write+0xa4/0xd0 [ 58.635406] ? fork_idle+0x250/0x250 [ 58.639118] ? ksys_write+0x1ce/0x260 [ 58.642948] ? do_sys_open+0x16e/0x350 [ 58.646941] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 58.651690] ? do_syscall_64+0x21/0x4e0 [ 58.655774] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.661267] __x64_sys_clone+0xba/0x140 [ 58.665261] do_syscall_64+0xd0/0x4e0 [ 58.669565] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.674750] RIP: 0033:0x459829 [ 58.678097] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 58.697779] RSP: 002b:00007fca838c7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 58.705601] RAX: ffffffffffffffda RBX: 00007fca838c7c90 RCX: 0000000000459829 [ 58.712863] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 58.720387] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 58.727923] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca838c86d4 [ 58.735860] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 58.747122] CPU: 1 PID: 7060 Comm: syz-executor.1 Not tainted 4.19.94-syzkaller #0 [ 58.754864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.764226] Call Trace: [ 58.766816] dump_stack+0x123/0x177 [ 58.770453] should_fail.cold.4+0x5/0x13 [ 58.774657] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 58.779781] ? lock_downgrade+0x860/0x860 [ 58.783955] __should_failslab+0xba/0xf0 [ 58.788016] should_failslab+0x9/0x14 [ 58.791902] kmem_cache_alloc+0x2bc/0x730 [ 58.796373] ? pmd_alloc+0x110/0x110 [ 58.800158] vm_area_dup+0x1b/0x150 [ 58.803899] copy_process.part.35+0x31db/0x7330 [ 58.808691] ? __cleanup_sighand+0x40/0x40 [ 58.813022] ? __f_unlock_pos+0xd/0x10 [ 58.817295] ? lock_downgrade+0x860/0x860 [ 58.821893] _do_fork+0x15d/0xba0 [ 58.825353] ? __sb_end_write+0xa4/0xd0 [ 58.829326] ? fork_idle+0x250/0x250 [ 58.833035] ? ksys_write+0x1ce/0x260 [ 58.836959] ? do_sys_open+0x16e/0x350 [ 58.840848] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 58.845601] ? do_syscall_64+0x21/0x4e0 [ 58.849609] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.854966] __x64_sys_clone+0xba/0x140 [ 58.858936] do_syscall_64+0xd0/0x4e0 [ 58.862732] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.867913] RIP: 0033:0x459829 [ 58.871103] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 58.890005] RSP: 002b:00007f539f017c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 58.897748] RAX: ffffffffffffffda RBX: 00007f539f017c90 RCX: 0000000000459829 [ 58.905100] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 58.912422] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 58.919877] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539f0186d4 [ 58.927251] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 58.934935] CPU: 0 PID: 7061 Comm: syz-executor.5 Not tainted 4.19.94-syzkaller #0 [ 58.942660] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.952338] Call Trace: [ 58.954918] dump_stack+0x123/0x177 [ 58.958603] should_fail.cold.4+0x5/0x13 [ 58.963053] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 58.968344] ? __might_sleep+0x95/0x190 [ 58.972456] __alloc_pages_nodemask+0x1d5/0x710 [ 58.979545] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 58.984820] ? lock_downgrade+0x860/0x860 [ 58.989208] alloc_pages_current+0xd6/0x1b0 [ 58.993675] pte_alloc_one+0x14/0x130 [ 58.997647] __pte_alloc+0x1d/0x2f0 [ 59.001265] copy_page_range+0xe5e/0x1810 [ 59.005573] ? find_held_lock+0x36/0x1d0 [ 59.009838] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 59.015276] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 59.020110] ? pmd_alloc+0x110/0x110 [ 59.023846] ? __vma_link_rb+0x1fc/0x340 [ 59.027899] copy_process.part.35+0x37b9/0x7330 [ 59.032565] ? __cleanup_sighand+0x40/0x40 [ 59.036803] ? __f_unlock_pos+0xd/0x10 [ 59.040679] ? lock_downgrade+0x860/0x860 [ 59.044827] _do_fork+0x15d/0xba0 [ 59.048270] ? __sb_end_write+0xa4/0xd0 [ 59.052274] ? fork_idle+0x250/0x250 [ 59.056013] ? ksys_write+0x1ce/0x260 [ 59.059812] ? do_sys_open+0x16e/0x350 [ 59.063692] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 59.068527] ? do_syscall_64+0x21/0x4e0 [ 59.072609] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.077991] __x64_sys_clone+0xba/0x140 [ 59.081956] do_syscall_64+0xd0/0x4e0 [ 59.085968] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.091756] RIP: 0033:0x459829 [ 59.095164] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 59.114610] RSP: 002b:00007f2f2afbac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 59.122561] RAX: ffffffffffffffda RBX: 00007f2f2afbac90 RCX: 0000000000459829 [ 59.129822] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 59.137081] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 59.144513] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f2afbb6d4 [ 59.151817] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 59.185594] FAULT_INJECTION: forcing a failure. [ 59.185594] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 59.197734] CPU: 0 PID: 7067 Comm: syz-executor.4 Not tainted 4.19.94-syzkaller #0 [ 59.205628] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.215069] Call Trace: [ 59.217665] dump_stack+0x123/0x177 [ 59.217678] should_fail.cold.4+0x5/0x13 [ 59.217687] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 59.217697] ? __might_sleep+0x95/0x190 [ 59.217705] __alloc_pages_nodemask+0x1d5/0x710 [ 59.217712] ? kasan_kmalloc+0xc7/0xe0 [ 59.217719] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 59.217725] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.217737] alloc_pages_current+0xd6/0x1b0 [ 59.225472] pte_alloc_one+0x14/0x130 [ 59.225480] copy_huge_pmd+0x69/0x510 [ 59.225492] copy_page_range+0x597/0x1810 [ 59.225500] ? find_held_lock+0x36/0x1d0 [ 59.225512] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 59.234478] FAULT_INJECTION: forcing a failure. [ 59.234478] name failslab, interval 1, probability 0, space 0, times 0 [ 59.234754] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 59.243302] ? pmd_alloc+0x110/0x110 [ 59.243311] ? __vma_link_rb+0x1fc/0x340 [ 59.243323] copy_process.part.35+0x37b9/0x7330 [ 59.243345] ? __cleanup_sighand+0x40/0x40 [ 59.258307] ? __f_unlock_pos+0xd/0x10 [ 59.258315] ? lock_downgrade+0x860/0x860 [ 59.258333] _do_fork+0x15d/0xba0 [ 59.270280] ? __sb_end_write+0xa4/0xd0 [ 59.270289] ? fork_idle+0x250/0x250 [ 59.270296] ? ksys_write+0x1ce/0x260 [ 59.270301] ? do_sys_open+0x16e/0x350 [ 59.270310] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 59.270316] ? do_syscall_64+0x21/0x4e0 [ 59.270324] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.270333] __x64_sys_clone+0xba/0x140 [ 59.280130] do_syscall_64+0xd0/0x4e0 [ 59.280140] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.280146] RIP: 0033:0x459829 [ 59.280152] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 59.280156] RSP: 002b:00007fca838c7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 59.280162] RAX: ffffffffffffffda RBX: 00007fca838c7c90 RCX: 0000000000459829 [ 59.280165] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 59.280167] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 59.280171] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca838c86d4 [ 59.280173] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 59.294840] FAULT_INJECTION: forcing a failure. [ 59.294840] name failslab, interval 1, probability 0, space 0, times 0 [ 59.302625] CPU: 1 PID: 7072 Comm: syz-executor.1 Not tainted 4.19.94-syzkaller #0 [ 59.307116] FAULT_INJECTION: forcing a failure. [ 59.307116] name failslab, interval 1, probability 0, space 0, times 0 [ 59.310082] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.327779] FAULT_INJECTION: forcing a failure. [ 59.327779] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 59.330138] Call Trace: [ 59.330151] dump_stack+0x123/0x177 [ 59.494089] should_fail.cold.4+0x5/0x13 [ 59.498187] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 59.503289] ? lock_downgrade+0x860/0x860 [ 59.507438] __should_failslab+0xba/0xf0 [ 59.511537] should_failslab+0x9/0x14 [ 59.515329] kmem_cache_alloc+0x2bc/0x730 [ 59.519515] ptlock_alloc+0x1d/0x70 [ 59.523222] pte_alloc_one+0x4e/0x130 [ 59.527164] copy_huge_pmd+0x69/0x510 [ 59.530965] copy_page_range+0x597/0x1810 [ 59.535593] ? find_held_lock+0x36/0x1d0 [ 59.539785] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 59.545236] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 59.550195] ? pmd_alloc+0x110/0x110 [ 59.553912] ? __vma_link_rb+0x1fc/0x340 [ 59.557973] copy_process.part.35+0x37b9/0x7330 [ 59.562656] ? __cleanup_sighand+0x40/0x40 [ 59.566958] ? __f_unlock_pos+0xd/0x10 [ 59.570847] ? lock_downgrade+0x860/0x860 [ 59.575046] _do_fork+0x15d/0xba0 [ 59.578616] ? __sb_end_write+0xa4/0xd0 [ 59.582601] ? fork_idle+0x250/0x250 [ 59.586316] ? ksys_write+0x1ce/0x260 [ 59.590138] ? do_sys_open+0x16e/0x350 [ 59.594197] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 59.598951] ? do_syscall_64+0x21/0x4e0 [ 59.602920] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.608569] __x64_sys_clone+0xba/0x140 [ 59.612551] do_syscall_64+0xd0/0x4e0 [ 59.616581] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.621951] RIP: 0033:0x459829 [ 59.625166] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 59.644065] RSP: 002b:00007f539f038c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 59.651810] RAX: ffffffffffffffda RBX: 00007f539f038c90 RCX: 0000000000459829 [ 59.659089] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 59.666553] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 59.673940] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539f0396d4 [ 59.681212] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 59.688843] CPU: 0 PID: 7075 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 59.696778] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.706175] Call Trace: [ 59.708904] dump_stack+0x123/0x177 [ 59.712547] should_fail.cold.4+0x5/0x13 [ 59.716621] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 59.721824] ? lock_downgrade+0x860/0x860 [ 59.725998] __should_failslab+0xba/0xf0 [ 59.730441] should_failslab+0x9/0x14 [ 59.734237] kmem_cache_alloc+0x2bc/0x730 [ 59.738378] ? kasan_check_read+0x11/0x20 [ 59.742528] ? __vm_enough_memory+0x22f/0x4b0 [ 59.747022] vm_area_dup+0x1b/0x150 [ 59.750801] copy_process.part.35+0x31db/0x7330 [ 59.755482] ? __cleanup_sighand+0x40/0x40 [ 59.759771] ? __f_unlock_pos+0xd/0x10 [ 59.763690] ? lock_downgrade+0x860/0x860 [ 59.767913] _do_fork+0x15d/0xba0 [ 59.771370] ? __sb_end_write+0xa4/0xd0 [ 59.775384] ? fork_idle+0x250/0x250 [ 59.779349] ? ksys_write+0x1ce/0x260 [ 59.783142] ? do_sys_open+0x16e/0x350 [ 59.787028] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 59.791785] ? do_syscall_64+0x21/0x4e0 [ 59.795840] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.801261] __x64_sys_clone+0xba/0x140 [ 59.805232] do_syscall_64+0xd0/0x4e0 [ 59.809076] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.814606] RIP: 0033:0x459829 [ 59.817876] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 59.836771] RSP: 002b:00007f9acacddc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 59.844672] RAX: ffffffffffffffda RBX: 00007f9acacddc90 RCX: 0000000000459829 [ 59.852062] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 59.859329] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 59.866775] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacde6d4 [ 59.874042] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 59.881729] CPU: 1 PID: 7074 Comm: syz-executor.2 Not tainted 4.19.94-syzkaller #0 [ 59.889897] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.899400] Call Trace: [ 59.902118] dump_stack+0x123/0x177 [ 59.905743] should_fail.cold.4+0x5/0x13 [ 59.909861] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 59.915032] ? lock_downgrade+0x860/0x860 [ 59.919182] __should_failslab+0xba/0xf0 [ 59.924115] should_failslab+0x9/0x14 [ 59.928020] kmem_cache_alloc+0x2bc/0x730 [ 59.932341] ptlock_alloc+0x1d/0x70 [ 59.935964] pte_alloc_one+0x4e/0x130 [ 59.939764] copy_huge_pmd+0x69/0x510 [ 59.943609] copy_page_range+0x597/0x1810 [ 59.947840] ? find_held_lock+0x36/0x1d0 [ 59.951902] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 59.957712] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 59.962638] ? pmd_alloc+0x110/0x110 [ 59.966344] ? __vma_link_rb+0x1fc/0x340 [ 59.970501] copy_process.part.35+0x37b9/0x7330 [ 59.975261] ? __cleanup_sighand+0x40/0x40 [ 59.979499] ? __f_unlock_pos+0xd/0x10 [ 59.983385] ? lock_downgrade+0x860/0x860 [ 59.987553] _do_fork+0x15d/0xba0 [ 59.991003] ? __sb_end_write+0xa4/0xd0 [ 59.995274] ? fork_idle+0x250/0x250 [ 59.999105] ? ksys_write+0x1ce/0x260 [ 60.003088] ? do_sys_open+0x16e/0x350 [ 60.006995] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 60.011752] ? do_syscall_64+0x21/0x4e0 [ 60.015918] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.021279] __x64_sys_clone+0xba/0x140 [ 60.025323] do_syscall_64+0xd0/0x4e0 [ 60.029127] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.034312] RIP: 0033:0x459829 [ 60.037506] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 60.056492] RSP: 002b:00007f72745d5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 60.064539] RAX: ffffffffffffffda RBX: 00007f72745d5c90 RCX: 0000000000459829 [ 60.071928] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 60.079195] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 60.086666] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f72745d66d4 [ 60.093952] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 60.101244] CPU: 0 PID: 7073 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 60.108975] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.118334] Call Trace: [ 60.121060] dump_stack+0x123/0x177 [ 60.121073] should_fail.cold.4+0x5/0x13 [ 60.121082] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 60.121092] ? __might_sleep+0x95/0x190 [ 60.129508] __alloc_pages_nodemask+0x1d5/0x710 [ 60.129515] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 60.129525] ? lock_downgrade+0x860/0x860 [ 60.129535] alloc_pages_current+0xd6/0x1b0 [ 60.129544] pte_alloc_one+0x14/0x130 [ 60.129551] __pte_alloc+0x1d/0x2f0 [ 60.129557] copy_page_range+0xe5e/0x1810 [ 60.129564] ? find_held_lock+0x36/0x1d0 [ 60.129576] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 60.129584] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 60.129593] ? pmd_alloc+0x110/0x110 [ 60.129601] ? __vma_link_rb+0x1fc/0x340 [ 60.129611] copy_process.part.35+0x37b9/0x7330 [ 60.129637] ? __cleanup_sighand+0x40/0x40 [ 60.129644] ? __f_unlock_pos+0xd/0x10 [ 60.129649] ? lock_downgrade+0x860/0x860 [ 60.129666] _do_fork+0x15d/0xba0 [ 60.144112] FAULT_INJECTION: forcing a failure. [ 60.144112] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 60.149056] ? __sb_end_write+0xa4/0xd0 [ 60.149065] ? fork_idle+0x250/0x250 [ 60.149072] ? ksys_write+0x1ce/0x260 [ 60.149076] ? do_sys_open+0x16e/0x350 [ 60.149085] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 60.149091] ? do_syscall_64+0x21/0x4e0 [ 60.149097] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.149107] __x64_sys_clone+0xba/0x140 [ 60.258117] do_syscall_64+0xd0/0x4e0 [ 60.261926] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.267187] RIP: 0033:0x459829 [ 60.270379] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 60.289416] RSP: 002b:00007f01d6614c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 60.297116] RAX: ffffffffffffffda RBX: 00007f01d6614c90 RCX: 0000000000459829 [ 60.304400] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 60.311870] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 60.319143] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d66156d4 [ 60.326404] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 60.333737] CPU: 1 PID: 7081 Comm: syz-executor.5 Not tainted 4.19.94-syzkaller #0 [ 60.341635] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.349098] FAULT_INJECTION: forcing a failure. [ 60.349098] name failslab, interval 1, probability 0, space 0, times 0 [ 60.351003] Call Trace: [ 60.351016] dump_stack+0x123/0x177 [ 60.351027] should_fail.cold.4+0x5/0x13 [ 60.351035] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 60.377810] ? __might_sleep+0x95/0x190 [ 60.381781] __alloc_pages_nodemask+0x1d5/0x710 [ 60.386446] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 60.391540] ? lock_downgrade+0x860/0x860 [ 60.396207] alloc_pages_current+0xd6/0x1b0 [ 60.400654] pte_alloc_one+0x14/0x130 [ 60.404452] __pte_alloc+0x1d/0x2f0 [ 60.408071] copy_page_range+0xe5e/0x1810 [ 60.412214] ? find_held_lock+0x36/0x1d0 [ 60.416364] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 60.421819] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 60.426744] ? pmd_alloc+0x110/0x110 [ 60.430458] ? __vma_link_rb+0x1fc/0x340 [ 60.434512] copy_process.part.35+0x37b9/0x7330 [ 60.439227] ? __cleanup_sighand+0x40/0x40 [ 60.443453] ? __f_unlock_pos+0xd/0x10 [ 60.447472] ? lock_downgrade+0x860/0x860 [ 60.451622] _do_fork+0x15d/0xba0 [ 60.455213] ? __sb_end_write+0xa4/0xd0 [ 60.459190] ? fork_idle+0x250/0x250 [ 60.462969] ? ksys_write+0x1ce/0x260 [ 60.466761] ? do_sys_open+0x16e/0x350 [ 60.470639] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 60.475388] ? do_syscall_64+0x21/0x4e0 [ 60.479392] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.484848] __x64_sys_clone+0xba/0x140 [ 60.489064] do_syscall_64+0xd0/0x4e0 [ 60.492868] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.498188] RIP: 0033:0x459829 [ 60.501579] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 60.520746] RSP: 002b:00007f2f2afbac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 60.528709] RAX: ffffffffffffffda RBX: 00007f2f2afbac90 RCX: 0000000000459829 [ 60.535971] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 60.543249] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 60.550526] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f2afbb6d4 [ 60.557903] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 60.565184] CPU: 0 PID: 7084 Comm: syz-executor.4 Not tainted 4.19.94-syzkaller #0 [ 60.572902] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.582340] Call Trace: [ 60.582352] dump_stack+0x123/0x177 [ 60.582362] should_fail.cold.4+0x5/0x13 [ 60.582370] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 60.582376] ? lock_downgrade+0x860/0x860 [ 60.582387] __should_failslab+0xba/0xf0 [ 60.582395] should_failslab+0x9/0x14 [ 60.582402] kmem_cache_alloc+0x2bc/0x730 [ 60.610015] ptlock_alloc+0x1d/0x70 [ 60.610024] pte_alloc_one+0x4e/0x130 [ 60.610031] copy_huge_pmd+0x69/0x510 [ 60.621627] copy_page_range+0x597/0x1810 [ 60.629567] ? find_held_lock+0x36/0x1d0 [ 60.633646] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 60.639112] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 60.643204] FAULT_INJECTION: forcing a failure. [ 60.643204] name failslab, interval 1, probability 0, space 0, times 0 [ 60.644054] ? pmd_alloc+0x110/0x110 [ 60.644064] ? __vma_link_rb+0x1fc/0x340 [ 60.644073] copy_process.part.35+0x37b9/0x7330 [ 60.667998] ? __cleanup_sighand+0x40/0x40 [ 60.672288] ? __f_unlock_pos+0xd/0x10 [ 60.676171] ? lock_downgrade+0x860/0x860 [ 60.680477] _do_fork+0x15d/0xba0 [ 60.684080] ? __sb_end_write+0xa4/0xd0 [ 60.688056] ? fork_idle+0x250/0x250 [ 60.692029] ? ksys_write+0x1ce/0x260 [ 60.695826] ? do_sys_open+0x16e/0x350 [ 60.699708] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 60.704724] ? do_syscall_64+0x21/0x4e0 [ 60.708695] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.714057] __x64_sys_clone+0xba/0x140 [ 60.718026] do_syscall_64+0xd0/0x4e0 [ 60.721823] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.727095] RIP: 0033:0x459829 [ 60.730281] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 60.749303] RSP: 002b:00007fca838c7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 60.757429] RAX: ffffffffffffffda RBX: 00007fca838c7c90 RCX: 0000000000459829 [ 60.764746] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 60.772008] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 60.779271] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca838c86d4 [ 60.786649] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 60.794193] CPU: 1 PID: 7088 Comm: syz-executor.1 Not tainted 4.19.94-syzkaller #0 [ 60.802265] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.812249] Call Trace: [ 60.814847] dump_stack+0x123/0x177 [ 60.814858] should_fail.cold.4+0x5/0x13 [ 60.814867] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 60.814874] ? lock_downgrade+0x860/0x860 [ 60.814886] __should_failslab+0xba/0xf0 [ 60.822908] should_failslab+0x9/0x14 [ 60.822916] kmem_cache_alloc+0x2bc/0x730 [ 60.822921] ? anon_vma_clone+0x28e/0x3f0 [ 60.822928] ? anon_vma_fork+0xd3/0x450 [ 60.822935] anon_vma_fork+0x1be/0x450 [ 60.822945] copy_process.part.35+0x3a76/0x7330 [ 60.822965] ? __cleanup_sighand+0x40/0x40 [ 60.834531] FAULT_INJECTION: forcing a failure. [ 60.834531] name failslab, interval 1, probability 0, space 0, times 0 [ 60.836796] ? __f_unlock_pos+0xd/0x10 [ 60.836804] ? lock_downgrade+0x860/0x860 [ 60.836821] _do_fork+0x15d/0xba0 [ 60.836827] ? __sb_end_write+0xa4/0xd0 [ 60.836834] ? fork_idle+0x250/0x250 [ 60.836840] ? ksys_write+0x1ce/0x260 [ 60.836844] ? do_sys_open+0x16e/0x350 [ 60.836852] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 60.836857] ? do_syscall_64+0x21/0x4e0 [ 60.836864] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.836871] __x64_sys_clone+0xba/0x140 [ 60.922473] do_syscall_64+0xd0/0x4e0 [ 60.926278] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.931555] RIP: 0033:0x459829 [ 60.934778] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 60.954050] RSP: 002b:00007f539f038c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 60.962394] RAX: ffffffffffffffda RBX: 00007f539f038c90 RCX: 0000000000459829 [ 60.969929] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 60.977342] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 60.984774] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539f0396d4 [ 60.992315] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 61.007807] CPU: 1 PID: 7090 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 61.015836] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.025286] Call Trace: [ 61.028302] dump_stack+0x123/0x177 [ 61.031942] should_fail.cold.4+0x5/0x13 [ 61.036237] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 61.041345] ? lock_downgrade+0x860/0x860 [ 61.045608] __should_failslab+0xba/0xf0 [ 61.049669] should_failslab+0x9/0x14 [ 61.053460] kmem_cache_alloc+0x2bc/0x730 [ 61.057617] ptlock_alloc+0x1d/0x70 [ 61.061253] pte_alloc_one+0x4e/0x130 [ 61.066254] __pte_alloc+0x1d/0x2f0 [ 61.070276] copy_page_range+0xe5e/0x1810 [ 61.074518] ? find_held_lock+0x36/0x1d0 [ 61.079162] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 61.084642] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 61.089729] ? pmd_alloc+0x110/0x110 [ 61.094400] ? __vma_link_rb+0x1fc/0x340 [ 61.098471] copy_process.part.35+0x37b9/0x7330 [ 61.103578] ? __cleanup_sighand+0x40/0x40 [ 61.107813] ? __f_unlock_pos+0xd/0x10 [ 61.111805] ? lock_downgrade+0x860/0x860 [ 61.116052] _do_fork+0x15d/0xba0 [ 61.121233] ? __sb_end_write+0xa4/0xd0 [ 61.125207] ? fork_idle+0x250/0x250 [ 61.128921] ? ksys_write+0x1ce/0x260 [ 61.132884] ? do_sys_open+0x16e/0x350 [ 61.136920] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 61.141798] ? do_syscall_64+0x21/0x4e0 [ 61.146045] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.151411] __x64_sys_clone+0xba/0x140 [ 61.155642] do_syscall_64+0xd0/0x4e0 [ 61.159440] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.164670] RIP: 0033:0x459829 [ 61.167857] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 61.187150] RSP: 002b:00007f9acacddc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 61.194877] RAX: ffffffffffffffda RBX: 00007f9acacddc90 RCX: 0000000000459829 [ 61.202234] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 61.209691] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 61.217276] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacde6d4 [ 61.224963] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 61.266959] FAULT_INJECTION: forcing a failure. [ 61.266959] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 61.277964] FAULT_INJECTION: forcing a failure. [ 61.277964] name failslab, interval 1, probability 0, space 0, times 0 [ 61.288462] FAULT_INJECTION: forcing a failure. [ 61.288462] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 61.317629] FAULT_INJECTION: forcing a failure. [ 61.317629] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 61.324479] FAULT_INJECTION: forcing a failure. [ 61.324479] name failslab, interval 1, probability 0, space 0, times 0 [ 61.332725] CPU: 1 PID: 7094 Comm: syz-executor.2 Not tainted 4.19.94-syzkaller #0 [ 61.349772] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.359279] Call Trace: [ 61.359293] dump_stack+0x123/0x177 [ 61.359306] should_fail.cold.4+0x5/0x13 [ 61.359313] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 61.359322] ? __might_sleep+0x95/0x190 [ 61.359330] __alloc_pages_nodemask+0x1d5/0x710 [ 61.359337] ? kasan_kmalloc+0xc7/0xe0 [ 61.359343] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 61.359350] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.359362] alloc_pages_current+0xd6/0x1b0 [ 61.359373] pte_alloc_one+0x14/0x130 [ 61.359382] copy_huge_pmd+0x69/0x510 [ 61.410585] copy_page_range+0x597/0x1810 [ 61.414732] ? find_held_lock+0x36/0x1d0 [ 61.418805] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 61.424251] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 61.429164] ? pmd_alloc+0x110/0x110 [ 61.432885] ? __vma_link_rb+0x1fc/0x340 [ 61.436956] copy_process.part.35+0x37b9/0x7330 [ 61.440499] FAULT_INJECTION: forcing a failure. [ 61.440499] name failslab, interval 1, probability 0, space 0, times 0 [ 61.441802] ? __cleanup_sighand+0x40/0x40 [ 61.441812] ? __f_unlock_pos+0xd/0x10 [ 61.461289] ? lock_downgrade+0x860/0x860 [ 61.465445] _do_fork+0x15d/0xba0 [ 61.469011] ? __sb_end_write+0xa4/0xd0 [ 61.472979] ? fork_idle+0x250/0x250 [ 61.476689] ? ksys_write+0x1ce/0x260 [ 61.480487] ? do_sys_open+0x16e/0x350 [ 61.484455] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 61.489205] ? do_syscall_64+0x21/0x4e0 [ 61.493177] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.498664] __x64_sys_clone+0xba/0x140 [ 61.502640] do_syscall_64+0xd0/0x4e0 [ 61.506690] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.511872] RIP: 0033:0x459829 [ 61.515063] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 61.534062] RSP: 002b:00007f72745d5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 61.541770] RAX: ffffffffffffffda RBX: 00007f72745d5c90 RCX: 0000000000459829 [ 61.549042] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 61.556310] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 61.563690] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f72745d66d4 [ 61.571137] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 61.578871] CPU: 0 PID: 7096 Comm: syz-executor.4 Not tainted 4.19.94-syzkaller #0 [ 61.586869] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.596320] Call Trace: [ 61.599005] dump_stack+0x123/0x177 [ 61.602642] should_fail.cold.4+0x5/0x13 [ 61.606709] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 61.611816] ? lock_downgrade+0x860/0x860 [ 61.615960] __should_failslab+0xba/0xf0 [ 61.620023] should_failslab+0x9/0x14 [ 61.623824] kmem_cache_alloc+0x2bc/0x730 [ 61.627965] ? pmd_alloc+0x110/0x110 [ 61.631769] vm_area_dup+0x1b/0x150 [ 61.635385] copy_process.part.35+0x31db/0x7330 [ 61.640059] ? __cleanup_sighand+0x40/0x40 [ 61.644280] ? __f_unlock_pos+0xd/0x10 [ 61.648163] ? lock_downgrade+0x860/0x860 [ 61.652396] _do_fork+0x15d/0xba0 [ 61.655835] ? __sb_end_write+0xa4/0xd0 [ 61.659797] ? fork_idle+0x250/0x250 [ 61.663501] ? ksys_write+0x1ce/0x260 [ 61.667301] ? do_sys_open+0x16e/0x350 [ 61.671177] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 61.675929] ? do_syscall_64+0x21/0x4e0 [ 61.679890] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.685247] __x64_sys_clone+0xba/0x140 [ 61.689209] do_syscall_64+0xd0/0x4e0 [ 61.692996] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.698175] RIP: 0033:0x459829 2020/01/11 10:38:01 executed programs: 31 [ 61.701354] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 61.721197] RSP: 002b:00007fca838c7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 61.728901] RAX: ffffffffffffffda RBX: 00007fca838c7c90 RCX: 0000000000459829 [ 61.736155] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 61.743409] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 61.750680] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca838c86d4 [ 61.758091] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 61.765364] CPU: 1 PID: 7110 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 61.773085] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.782442] Call Trace: [ 61.785019] dump_stack+0x123/0x177 [ 61.788635] should_fail.cold.4+0x5/0x13 [ 61.792690] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 61.797791] ? lock_downgrade+0x860/0x860 [ 61.801931] __should_failslab+0xba/0xf0 [ 61.805977] should_failslab+0x9/0x14 [ 61.809764] kmem_cache_alloc+0x2bc/0x730 [ 61.813898] ptlock_alloc+0x1d/0x70 [ 61.817513] pte_alloc_one+0x4e/0x130 [ 61.821304] copy_huge_pmd+0x69/0x510 [ 61.825088] copy_page_range+0x597/0x1810 [ 61.829222] ? find_held_lock+0x36/0x1d0 [ 61.833270] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 61.838705] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 61.843544] ? pmd_alloc+0x110/0x110 [ 61.847260] ? __vma_link_rb+0x1fc/0x340 [ 61.851315] copy_process.part.35+0x37b9/0x7330 [ 61.855979] ? __cleanup_sighand+0x40/0x40 [ 61.860230] ? __f_unlock_pos+0xd/0x10 [ 61.864107] ? lock_downgrade+0x860/0x860 [ 61.868257] _do_fork+0x15d/0xba0 [ 61.871694] ? __sb_end_write+0xa4/0xd0 [ 61.875653] ? fork_idle+0x250/0x250 [ 61.879351] ? ksys_write+0x1ce/0x260 [ 61.883143] ? do_sys_open+0x16e/0x350 [ 61.887029] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 61.892422] ? do_syscall_64+0x21/0x4e0 [ 61.896393] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.901751] __x64_sys_clone+0xba/0x140 [ 61.905731] do_syscall_64+0xd0/0x4e0 [ 61.909526] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.914699] RIP: 0033:0x459829 [ 61.917879] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 61.936778] RSP: 002b:00007f9acacddc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 61.944479] RAX: ffffffffffffffda RBX: 00007f9acacddc90 RCX: 0000000000459829 [ 61.951744] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 61.959024] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 61.966285] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacde6d4 [ 61.973547] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 61.980817] CPU: 0 PID: 7108 Comm: syz-executor.1 Not tainted 4.19.94-syzkaller #0 [ 61.988530] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.997884] Call Trace: [ 62.000462] dump_stack+0x123/0x177 [ 62.004077] should_fail.cold.4+0x5/0x13 [ 62.008134] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 62.013224] ? __might_sleep+0x95/0x190 [ 62.017183] __alloc_pages_nodemask+0x1d5/0x710 [ 62.021840] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 62.026930] ? lock_downgrade+0x860/0x860 [ 62.031083] alloc_pages_current+0xd6/0x1b0 [ 62.035425] pte_alloc_one+0x14/0x130 [ 62.039216] __pte_alloc+0x1d/0x2f0 [ 62.042829] copy_page_range+0xe5e/0x1810 [ 62.046963] ? find_held_lock+0x36/0x1d0 [ 62.051025] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 62.056464] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 62.061298] ? pmd_alloc+0x110/0x110 [ 62.064997] ? __vma_link_rb+0x1fc/0x340 [ 62.069042] copy_process.part.35+0x37b9/0x7330 [ 62.073705] ? __cleanup_sighand+0x40/0x40 [ 62.077936] ? __f_unlock_pos+0xd/0x10 [ 62.082762] ? lock_downgrade+0x860/0x860 [ 62.086914] _do_fork+0x15d/0xba0 [ 62.090348] ? __sb_end_write+0xa4/0xd0 [ 62.094303] ? fork_idle+0x250/0x250 [ 62.098020] ? ksys_write+0x1ce/0x260 [ 62.101805] ? do_sys_open+0x16e/0x350 [ 62.105678] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 62.110428] ? do_syscall_64+0x21/0x4e0 [ 62.114391] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.119740] __x64_sys_clone+0xba/0x140 [ 62.123698] do_syscall_64+0xd0/0x4e0 [ 62.127482] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.132654] RIP: 0033:0x459829 [ 62.135831] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 62.154741] RSP: 002b:00007f539f038c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 62.162457] RAX: ffffffffffffffda RBX: 00007f539f038c90 RCX: 0000000000459829 [ 62.169902] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 62.177175] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 62.184428] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539f0396d4 [ 62.191687] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 62.198978] CPU: 1 PID: 7104 Comm: syz-executor.5 Not tainted 4.19.94-syzkaller #0 [ 62.206693] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.216651] Call Trace: [ 62.219248] dump_stack+0x123/0x177 [ 62.222866] should_fail.cold.4+0x5/0x13 [ 62.227002] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 62.232095] ? __might_sleep+0x95/0x190 [ 62.236063] __alloc_pages_nodemask+0x1d5/0x710 [ 62.240721] ? kasan_kmalloc+0xc7/0xe0 [ 62.244612] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 62.249613] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.254995] alloc_pages_current+0xd6/0x1b0 [ 62.259308] pte_alloc_one+0x14/0x130 [ 62.263095] copy_huge_pmd+0x69/0x510 [ 62.266887] copy_page_range+0x597/0x1810 [ 62.271022] ? find_held_lock+0x36/0x1d0 [ 62.275071] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 62.280507] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 62.285334] ? pmd_alloc+0x110/0x110 [ 62.289033] ? __vma_link_rb+0x1fc/0x340 [ 62.293082] copy_process.part.35+0x37b9/0x7330 [ 62.297776] ? __cleanup_sighand+0x40/0x40 [ 62.303126] ? __f_unlock_pos+0xd/0x10 [ 62.307009] ? lock_downgrade+0x860/0x860 [ 62.311156] _do_fork+0x15d/0xba0 [ 62.314591] ? __sb_end_write+0xa4/0xd0 [ 62.318583] ? fork_idle+0x250/0x250 [ 62.322310] ? ksys_write+0x1ce/0x260 [ 62.326140] ? do_sys_open+0x16e/0x350 [ 62.330026] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 62.334787] ? do_syscall_64+0x21/0x4e0 [ 62.338761] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.344121] __x64_sys_clone+0xba/0x140 [ 62.348087] do_syscall_64+0xd0/0x4e0 [ 62.351880] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.357139] RIP: 0033:0x459829 [ 62.360334] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 62.379226] RSP: 002b:00007f2f2afbac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 62.386932] RAX: ffffffffffffffda RBX: 00007f2f2afbac90 RCX: 0000000000459829 [ 62.394193] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 62.401465] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 62.408736] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f2afbb6d4 [ 62.415997] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 62.423284] CPU: 0 PID: 7102 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 62.431087] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.440440] Call Trace: [ 62.443053] dump_stack+0x123/0x177 [ 62.446689] should_fail.cold.4+0x5/0x13 [ 62.449110] FAULT_INJECTION: forcing a failure. [ 62.449110] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 62.450748] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 62.450757] ? lock_downgrade+0x860/0x860 [ 62.450770] __should_failslab+0xba/0xf0 [ 62.450781] should_failslab+0x9/0x14 [ 62.479687] kmem_cache_alloc+0x2bc/0x730 [ 62.483829] ptlock_alloc+0x1d/0x70 [ 62.487446] pte_alloc_one+0x4e/0x130 [ 62.491237] __pte_alloc+0x1d/0x2f0 [ 62.493136] FAULT_INJECTION: forcing a failure. [ 62.493136] name failslab, interval 1, probability 0, space 0, times 0 [ 62.494876] copy_page_range+0xe5e/0x1810 [ 62.494884] ? find_held_lock+0x36/0x1d0 [ 62.494897] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 62.494906] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 62.524505] ? pmd_alloc+0x110/0x110 [ 62.528206] ? __vma_link_rb+0x1fc/0x340 [ 62.532257] copy_process.part.35+0x37b9/0x7330 [ 62.536926] ? __cleanup_sighand+0x40/0x40 [ 62.541147] ? __f_unlock_pos+0xd/0x10 [ 62.545028] ? lock_downgrade+0x860/0x860 [ 62.549190] _do_fork+0x15d/0xba0 [ 62.552628] ? __sb_end_write+0xa4/0xd0 [ 62.556585] ? fork_idle+0x250/0x250 [ 62.560280] ? ksys_write+0x1ce/0x260 [ 62.564063] ? do_sys_open+0x16e/0x350 [ 62.567942] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 62.572681] ? do_syscall_64+0x21/0x4e0 [ 62.576640] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.581988] __x64_sys_clone+0xba/0x140 [ 62.585945] do_syscall_64+0xd0/0x4e0 [ 62.589735] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.594995] RIP: 0033:0x459829 [ 62.598174] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 62.617492] RSP: 002b:00007f01d6614c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 62.625188] RAX: ffffffffffffffda RBX: 00007f01d6614c90 RCX: 0000000000459829 [ 62.632481] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 62.639742] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 62.647000] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d66156d4 [ 62.654263] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 62.661533] CPU: 1 PID: 7115 Comm: syz-executor.4 Not tainted 4.19.94-syzkaller #0 [ 62.669245] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.678594] Call Trace: [ 62.678607] dump_stack+0x123/0x177 [ 62.678618] should_fail.cold.4+0x5/0x13 [ 62.678625] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 62.678633] ? __might_sleep+0x95/0x190 [ 62.678641] __alloc_pages_nodemask+0x1d5/0x710 [ 62.678647] ? kasan_kmalloc+0xc7/0xe0 [ 62.678654] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 62.688911] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.697973] alloc_pages_current+0xd6/0x1b0 [ 62.697984] pte_alloc_one+0x14/0x130 [ 62.697990] copy_huge_pmd+0x69/0x510 [ 62.698001] copy_page_range+0x597/0x1810 [ 62.698009] ? find_held_lock+0x36/0x1d0 [ 62.698020] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 62.698026] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 62.698035] ? pmd_alloc+0x110/0x110 [ 62.698042] ? __vma_link_rb+0x1fc/0x340 [ 62.698051] copy_process.part.35+0x37b9/0x7330 [ 62.698073] ? __cleanup_sighand+0x40/0x40 [ 62.763973] ? __f_unlock_pos+0xd/0x10 [ 62.767851] ? lock_downgrade+0x860/0x860 [ 62.772013] _do_fork+0x15d/0xba0 [ 62.775449] ? __sb_end_write+0xa4/0xd0 [ 62.779406] ? fork_idle+0x250/0x250 [ 62.783113] ? ksys_write+0x1ce/0x260 [ 62.786898] ? do_sys_open+0x16e/0x350 [ 62.790777] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 62.795513] ? do_syscall_64+0x21/0x4e0 [ 62.799472] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.804919] __x64_sys_clone+0xba/0x140 [ 62.808893] do_syscall_64+0xd0/0x4e0 [ 62.812704] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.817893] RIP: 0033:0x459829 [ 62.821079] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 62.839975] RSP: 002b:00007fca838c7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 62.847673] RAX: ffffffffffffffda RBX: 00007fca838c7c90 RCX: 0000000000459829 [ 62.854937] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 62.862242] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 62.869500] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca838c86d4 [ 62.876759] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 62.884050] CPU: 0 PID: 7116 Comm: syz-executor.2 Not tainted 4.19.94-syzkaller #0 [ 62.891762] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.901130] Call Trace: [ 62.903721] dump_stack+0x123/0x177 [ 62.907579] should_fail.cold.4+0x5/0x13 [ 62.911639] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 62.916730] ? lock_downgrade+0x860/0x860 [ 62.920877] __should_failslab+0xba/0xf0 [ 62.924922] should_failslab+0x9/0x14 [ 62.928720] kmem_cache_alloc+0x2bc/0x730 [ 62.932860] ? pmd_alloc+0x110/0x110 [ 62.936565] vm_area_dup+0x1b/0x150 [ 62.940167] copy_process.part.35+0x31db/0x7330 [ 62.944823] ? __cleanup_sighand+0x40/0x40 [ 62.949038] ? __f_unlock_pos+0xd/0x10 [ 62.952915] ? lock_downgrade+0x860/0x860 [ 62.957057] _do_fork+0x15d/0xba0 [ 62.960488] ? __sb_end_write+0xa4/0xd0 [ 62.964509] ? fork_idle+0x250/0x250 [ 62.968256] ? ksys_write+0x1ce/0x260 [ 62.972036] ? do_sys_open+0x16e/0x350 [ 62.975908] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 62.980647] ? do_syscall_64+0x21/0x4e0 [ 62.984613] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.989963] __x64_sys_clone+0xba/0x140 [ 62.994355] do_syscall_64+0xd0/0x4e0 [ 62.998134] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.003302] RIP: 0033:0x459829 [ 63.006486] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 63.026069] RSP: 002b:00007f72745b4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 63.033766] RAX: ffffffffffffffda RBX: 00007f72745b4c90 RCX: 0000000000459829 [ 63.041015] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 63.048279] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 63.055533] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f72745b56d4 [ 63.062794] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 63.099424] FAULT_INJECTION: forcing a failure. [ 63.099424] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 63.102262] FAULT_INJECTION: forcing a failure. [ 63.102262] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 63.115461] FAULT_INJECTION: forcing a failure. [ 63.115461] name failslab, interval 1, probability 0, space 0, times 0 [ 63.145394] FAULT_INJECTION: forcing a failure. [ 63.145394] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 63.164432] x86/PAT: syz-executor.4:7134 freeing invalid memtype [mem 0x00001000-0x00001fff] [ 63.174517] FAULT_INJECTION: forcing a failure. [ 63.174517] name failslab, interval 1, probability 0, space 0, times 0 [ 63.194616] CPU: 1 PID: 7130 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 63.202348] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.206598] FAULT_INJECTION: forcing a failure. [ 63.206598] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 63.212136] Call Trace: [ 63.227253] dump_stack+0x123/0x177 [ 63.230867] should_fail.cold.4+0x5/0x13 [ 63.234920] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 63.240011] ? __might_sleep+0x95/0x190 [ 63.243986] __alloc_pages_nodemask+0x1d5/0x710 [ 63.248644] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 63.253673] ? lock_downgrade+0x860/0x860 [ 63.257816] alloc_pages_current+0xd6/0x1b0 [ 63.262125] pte_alloc_one+0x14/0x130 [ 63.265907] __pte_alloc+0x1d/0x2f0 [ 63.269520] copy_page_range+0xe5e/0x1810 [ 63.273669] ? find_held_lock+0x36/0x1d0 [ 63.277720] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 63.283168] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 63.287996] ? pmd_alloc+0x110/0x110 [ 63.291694] ? __vma_link_rb+0x1fc/0x340 [ 63.295777] copy_process.part.35+0x37b9/0x7330 [ 63.300458] ? __cleanup_sighand+0x40/0x40 [ 63.304694] ? __f_unlock_pos+0xd/0x10 [ 63.308584] ? lock_downgrade+0x860/0x860 [ 63.312727] _do_fork+0x15d/0xba0 [ 63.316165] ? __sb_end_write+0xa4/0xd0 [ 63.320315] ? fork_idle+0x250/0x250 [ 63.324010] ? ksys_write+0x1ce/0x260 [ 63.327815] ? do_sys_open+0x16e/0x350 [ 63.331687] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 63.336429] ? do_syscall_64+0x21/0x4e0 [ 63.340391] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.345750] __x64_sys_clone+0xba/0x140 [ 63.349709] do_syscall_64+0xd0/0x4e0 [ 63.353495] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.358679] RIP: 0033:0x459829 [ 63.361859] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 63.380919] RSP: 002b:00007f01d6614c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 63.388612] RAX: ffffffffffffffda RBX: 00007f01d6614c90 RCX: 0000000000459829 [ 63.395868] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 63.403652] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 63.411799] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d66156d4 [ 63.419070] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 63.426795] CPU: 0 PID: 7128 Comm: syz-executor.1 Not tainted 4.19.94-syzkaller #0 [ 63.434522] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.443876] Call Trace: [ 63.446465] dump_stack+0x123/0x177 [ 63.450094] should_fail.cold.4+0x5/0x13 [ 63.454139] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 63.459230] ? lock_downgrade+0x860/0x860 [ 63.463368] __should_failslab+0xba/0xf0 [ 63.467416] should_failslab+0x9/0x14 [ 63.471199] kmem_cache_alloc+0x2bc/0x730 [ 63.475337] ptlock_alloc+0x1d/0x70 [ 63.478947] pte_alloc_one+0x4e/0x130 [ 63.482736] copy_huge_pmd+0x69/0x510 [ 63.486524] copy_page_range+0x597/0x1810 [ 63.490653] ? find_held_lock+0x36/0x1d0 [ 63.494703] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 63.500571] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 63.505395] ? pmd_alloc+0x110/0x110 [ 63.509096] ? __vma_link_rb+0x1fc/0x340 [ 63.513143] copy_process.part.35+0x37b9/0x7330 [ 63.517806] ? __cleanup_sighand+0x40/0x40 [ 63.522023] ? __f_unlock_pos+0xd/0x10 [ 63.525896] ? lock_downgrade+0x860/0x860 [ 63.530037] _do_fork+0x15d/0xba0 [ 63.533472] ? __sb_end_write+0xa4/0xd0 [ 63.537531] ? fork_idle+0x250/0x250 [ 63.541240] ? ksys_write+0x1ce/0x260 [ 63.545032] ? do_sys_open+0x16e/0x350 [ 63.548908] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 63.553670] ? do_syscall_64+0x21/0x4e0 [ 63.557626] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.563077] __x64_sys_clone+0xba/0x140 [ 63.567033] do_syscall_64+0xd0/0x4e0 [ 63.570845] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.576023] RIP: 0033:0x459829 [ 63.579197] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 63.598083] RSP: 002b:00007f539f038c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 63.605776] RAX: ffffffffffffffda RBX: 00007f539f038c90 RCX: 0000000000459829 [ 63.613028] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 63.620282] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 63.627551] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539f0396d4 [ 63.634918] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 63.642186] CPU: 1 PID: 7134 Comm: syz-executor.4 Not tainted 4.19.94-syzkaller #0 [ 63.649935] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.659285] Call Trace: [ 63.661863] dump_stack+0x123/0x177 [ 63.665488] should_fail.cold.4+0x5/0x13 [ 63.669534] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 63.674626] ? __might_sleep+0x95/0x190 [ 63.678584] __alloc_pages_nodemask+0x1d5/0x710 [ 63.683256] ? kasan_kmalloc+0xc7/0xe0 [ 63.687126] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 63.692146] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.697526] alloc_pages_current+0xd6/0x1b0 [ 63.701973] pte_alloc_one+0x14/0x130 [ 63.705788] copy_huge_pmd+0x69/0x510 [ 63.709591] copy_page_range+0x597/0x1810 [ 63.713729] ? find_held_lock+0x36/0x1d0 [ 63.717789] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 63.723237] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 63.728068] ? pmd_alloc+0x110/0x110 [ 63.731769] ? __vma_link_rb+0x1fc/0x340 [ 63.736152] copy_process.part.35+0x37b9/0x7330 [ 63.740949] ? __cleanup_sighand+0x40/0x40 [ 63.745173] ? __f_unlock_pos+0xd/0x10 [ 63.749071] ? lock_downgrade+0x860/0x860 [ 63.753220] _do_fork+0x15d/0xba0 [ 63.756658] ? __sb_end_write+0xa4/0xd0 [ 63.760717] ? fork_idle+0x250/0x250 [ 63.764503] ? ksys_write+0x1ce/0x260 [ 63.768383] ? do_sys_open+0x16e/0x350 [ 63.772679] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 63.777430] ? do_syscall_64+0x21/0x4e0 [ 63.781394] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.786745] __x64_sys_clone+0xba/0x140 [ 63.790706] do_syscall_64+0xd0/0x4e0 [ 63.794502] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.800464] RIP: 0033:0x459829 [ 63.803642] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 63.822533] RSP: 002b:00007fca838c7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 63.830237] RAX: ffffffffffffffda RBX: 00007fca838c7c90 RCX: 0000000000459829 [ 63.837494] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 63.844747] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 63.852000] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca838c86d4 [ 63.859252] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 63.866583] CPU: 0 PID: 7123 Comm: syz-executor.5 Not tainted 4.19.94-syzkaller #0 [ 63.874315] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.883669] Call Trace: [ 63.886267] dump_stack+0x123/0x177 [ 63.889896] should_fail.cold.4+0x5/0x13 [ 63.893953] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 63.899048] ? __might_sleep+0x95/0x190 [ 63.903034] __alloc_pages_nodemask+0x1d5/0x710 [ 63.907798] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 63.912813] ? lock_downgrade+0x860/0x860 [ 63.916949] alloc_pages_current+0xd6/0x1b0 [ 63.921268] pte_alloc_one+0x14/0x130 [ 63.925067] __pte_alloc+0x1d/0x2f0 [ 63.928766] copy_page_range+0xe5e/0x1810 [ 63.932924] ? find_held_lock+0x36/0x1d0 [ 63.936973] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 63.942412] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 63.947248] ? pmd_alloc+0x110/0x110 [ 63.950948] ? __vma_link_rb+0x1fc/0x340 [ 63.954995] copy_process.part.35+0x37b9/0x7330 [ 63.959662] ? __cleanup_sighand+0x40/0x40 [ 63.963878] ? __f_unlock_pos+0xd/0x10 [ 63.967761] ? lock_downgrade+0x860/0x860 [ 63.971915] _do_fork+0x15d/0xba0 [ 63.975372] ? __sb_end_write+0xa4/0xd0 [ 63.979328] ? fork_idle+0x250/0x250 [ 63.983027] ? ksys_write+0x1ce/0x260 [ 63.986816] ? do_sys_open+0x16e/0x350 [ 63.990689] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 63.995433] ? do_syscall_64+0x21/0x4e0 [ 63.999389] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.004736] __x64_sys_clone+0xba/0x140 [ 64.008698] do_syscall_64+0xd0/0x4e0 [ 64.012485] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.017678] RIP: 0033:0x459829 [ 64.020866] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 64.039879] RSP: 002b:00007f2f2afbac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 64.047585] RAX: ffffffffffffffda RBX: 00007f2f2afbac90 RCX: 0000000000459829 [ 64.054839] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 64.062108] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 64.069379] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f2afbb6d4 [ 64.076631] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 64.083913] CPU: 1 PID: 7132 Comm: syz-executor.2 Not tainted 4.19.94-syzkaller #0 [ 64.091636] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.100993] Call Trace: [ 64.103595] dump_stack+0x123/0x177 [ 64.107210] should_fail.cold.4+0x5/0x13 [ 64.111267] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 64.116355] ? lock_downgrade+0x860/0x860 [ 64.120506] __should_failslab+0xba/0xf0 [ 64.124549] should_failslab+0x9/0x14 [ 64.128358] kmem_cache_alloc+0x2bc/0x730 [ 64.132534] ptlock_alloc+0x1d/0x70 [ 64.136154] pte_alloc_one+0x4e/0x130 [ 64.139948] __pte_alloc+0x1d/0x2f0 [ 64.143650] copy_page_range+0xe5e/0x1810 [ 64.147799] ? find_held_lock+0x36/0x1d0 [ 64.151859] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 64.157297] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 64.162128] ? pmd_alloc+0x110/0x110 [ 64.165857] ? __vma_link_rb+0x1fc/0x340 [ 64.169915] copy_process.part.35+0x37b9/0x7330 [ 64.174612] ? __cleanup_sighand+0x40/0x40 [ 64.178836] ? __f_unlock_pos+0xd/0x10 [ 64.182710] ? lock_downgrade+0x860/0x860 [ 64.186887] _do_fork+0x15d/0xba0 [ 64.190331] ? __sb_end_write+0xa4/0xd0 [ 64.194745] ? fork_idle+0x250/0x250 [ 64.198442] ? ksys_write+0x1ce/0x260 [ 64.202324] ? do_sys_open+0x16e/0x350 [ 64.206202] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 64.210979] ? do_syscall_64+0x21/0x4e0 [ 64.214937] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.220375] __x64_sys_clone+0xba/0x140 [ 64.224332] do_syscall_64+0xd0/0x4e0 [ 64.228123] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.233298] RIP: 0033:0x459829 [ 64.236479] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 64.255460] RSP: 002b:00007f72745d5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 64.263151] RAX: ffffffffffffffda RBX: 00007f72745d5c90 RCX: 0000000000459829 [ 64.270406] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 64.277681] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 64.285064] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f72745d66d4 [ 64.292324] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 64.299730] CPU: 0 PID: 7120 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 64.307555] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.316903] Call Trace: [ 64.316916] dump_stack+0x123/0x177 [ 64.316928] should_fail.cold.4+0x5/0x13 [ 64.316935] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 64.316944] ? __might_sleep+0x95/0x190 [ 64.316955] __alloc_pages_nodemask+0x1d5/0x710 [ 64.323155] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 64.323165] ? lock_downgrade+0x860/0x860 [ 64.323177] alloc_pages_current+0xd6/0x1b0 [ 64.323187] pte_alloc_one+0x14/0x130 [ 64.323194] __pte_alloc+0x1d/0x2f0 [ 64.347392] FAULT_INJECTION: forcing a failure. [ 64.347392] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 64.350797] copy_page_range+0xe5e/0x1810 [ 64.350806] ? find_held_lock+0x36/0x1d0 [ 64.350818] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 64.388408] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 64.393239] ? pmd_alloc+0x110/0x110 [ 64.396939] ? __vma_link_rb+0x1fc/0x340 [ 64.401048] copy_process.part.35+0x37b9/0x7330 [ 64.405722] ? __cleanup_sighand+0x40/0x40 [ 64.409940] ? __f_unlock_pos+0xd/0x10 [ 64.413815] ? lock_downgrade+0x860/0x860 [ 64.417974] _do_fork+0x15d/0xba0 [ 64.421424] ? __sb_end_write+0xa4/0xd0 [ 64.425397] ? fork_idle+0x250/0x250 [ 64.429093] ? ksys_write+0x1ce/0x260 [ 64.432889] ? do_sys_open+0x16e/0x350 [ 64.436763] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 64.441514] ? do_syscall_64+0x21/0x4e0 [ 64.445474] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.450846] __x64_sys_clone+0xba/0x140 [ 64.454804] do_syscall_64+0xd0/0x4e0 [ 64.458592] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.463781] RIP: 0033:0x459829 [ 64.466964] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 64.485886] RSP: 002b:00007f9acacddc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 64.493584] RAX: ffffffffffffffda RBX: 00007f9acacddc90 RCX: 0000000000459829 [ 64.500842] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 64.508097] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 64.515352] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacde6d4 [ 64.522615] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 64.529887] CPU: 1 PID: 7139 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 64.537600] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.547055] Call Trace: [ 64.549643] dump_stack+0x123/0x177 [ 64.553265] should_fail.cold.4+0x5/0x13 [ 64.557307] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 64.562433] ? __might_sleep+0x95/0x190 [ 64.566399] __alloc_pages_nodemask+0x1d5/0x710 [ 64.571068] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 64.576073] ? lock_downgrade+0x860/0x860 [ 64.580232] alloc_pages_current+0xd6/0x1b0 [ 64.584539] pte_alloc_one+0x14/0x130 [ 64.588334] __pte_alloc+0x1d/0x2f0 [ 64.591972] copy_page_range+0xe5e/0x1810 [ 64.596187] ? find_held_lock+0x36/0x1d0 [ 64.600248] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 64.605692] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 64.610519] ? pmd_alloc+0x110/0x110 [ 64.614229] ? __vma_link_rb+0x1fc/0x340 [ 64.618293] copy_process.part.35+0x37b9/0x7330 [ 64.622972] ? __cleanup_sighand+0x40/0x40 [ 64.627193] ? __f_unlock_pos+0xd/0x10 [ 64.631069] ? lock_downgrade+0x860/0x860 [ 64.635237] _do_fork+0x15d/0xba0 [ 64.638676] ? __sb_end_write+0xa4/0xd0 [ 64.642628] ? fork_idle+0x250/0x250 [ 64.646324] ? ksys_write+0x1ce/0x260 [ 64.650118] ? do_sys_open+0x16e/0x350 [ 64.653985] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 64.658739] ? do_syscall_64+0x21/0x4e0 [ 64.662697] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.668048] __x64_sys_clone+0xba/0x140 [ 64.672013] do_syscall_64+0xd0/0x4e0 [ 64.675799] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.680968] RIP: 0033:0x459829 [ 64.684139] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 64.703058] RSP: 002b:00007f01d6614c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 64.710748] RAX: ffffffffffffffda RBX: 00007f01d6614c90 RCX: 0000000000459829 [ 64.717998] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 64.725335] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 64.732604] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d66156d4 [ 64.739871] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 64.777226] FAULT_INJECTION: forcing a failure. [ 64.777226] name failslab, interval 1, probability 0, space 0, times 0 [ 64.799756] FAULT_INJECTION: forcing a failure. [ 64.799756] name failslab, interval 1, probability 0, space 0, times 0 [ 64.800246] FAULT_INJECTION: forcing a failure. [ 64.800246] name failslab, interval 1, probability 0, space 0, times 0 [ 64.811997] FAULT_INJECTION: forcing a failure. [ 64.811997] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 64.828709] FAULT_INJECTION: forcing a failure. [ 64.828709] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 64.839445] CPU: 0 PID: 7145 Comm: syz-executor.5 Not tainted 4.19.94-syzkaller #0 [ 64.853614] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.853618] Call Trace: [ 64.853631] dump_stack+0x123/0x177 [ 64.853644] should_fail.cold.4+0x5/0x13 [ 64.853652] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 64.853665] ? lock_downgrade+0x860/0x860 [ 64.853676] __should_failslab+0xba/0xf0 [ 64.865622] should_failslab+0x9/0x14 [ 64.865630] kmem_cache_alloc+0x2bc/0x730 [ 64.865644] ptlock_alloc+0x1d/0x70 [ 64.865653] pte_alloc_one+0x4e/0x130 [ 64.865660] copy_huge_pmd+0x69/0x510 [ 64.865669] copy_page_range+0x597/0x1810 [ 64.873332] ? find_held_lock+0x36/0x1d0 [ 64.873348] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 64.873355] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 64.873364] ? pmd_alloc+0x110/0x110 [ 64.873371] ? __vma_link_rb+0x1fc/0x340 [ 64.873381] copy_process.part.35+0x37b9/0x7330 [ 64.894671] ? __cleanup_sighand+0x40/0x40 [ 64.894679] ? __f_unlock_pos+0xd/0x10 [ 64.894686] ? lock_downgrade+0x860/0x860 [ 64.894701] _do_fork+0x15d/0xba0 [ 64.914327] ? __sb_end_write+0xa4/0xd0 [ 64.914338] ? fork_idle+0x250/0x250 [ 64.914345] ? ksys_write+0x1ce/0x260 [ 64.914350] ? do_sys_open+0x16e/0x350 [ 64.914358] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 64.914364] ? do_syscall_64+0x21/0x4e0 [ 64.977037] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.982406] __x64_sys_clone+0xba/0x140 [ 64.986369] do_syscall_64+0xd0/0x4e0 [ 64.990156] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.995425] RIP: 0033:0x459829 [ 64.998604] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 65.017585] RSP: 002b:00007f2f2afbac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 65.025278] RAX: ffffffffffffffda RBX: 00007f2f2afbac90 RCX: 0000000000459829 [ 65.032531] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 65.039783] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 65.047040] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f2afbb6d4 [ 65.054292] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 65.061564] CPU: 1 PID: 7149 Comm: syz-executor.1 Not tainted 4.19.94-syzkaller #0 [ 65.069295] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.078645] Call Trace: [ 65.081335] dump_stack+0x123/0x177 [ 65.084953] should_fail.cold.4+0x5/0x13 [ 65.089209] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 65.094301] ? lock_downgrade+0x860/0x860 [ 65.098454] __should_failslab+0xba/0xf0 [ 65.102519] should_failslab+0x9/0x14 [ 65.106317] kmem_cache_alloc+0x2bc/0x730 [ 65.110469] ptlock_alloc+0x1d/0x70 [ 65.114089] pte_alloc_one+0x4e/0x130 [ 65.117890] __pte_alloc+0x1d/0x2f0 [ 65.121532] copy_page_range+0xe5e/0x1810 [ 65.125673] ? find_held_lock+0x36/0x1d0 [ 65.129727] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 65.135163] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 65.139998] ? pmd_alloc+0x110/0x110 [ 65.143704] ? __vma_link_rb+0x1fc/0x340 [ 65.147769] copy_process.part.35+0x37b9/0x7330 [ 65.152452] ? __cleanup_sighand+0x40/0x40 [ 65.156673] ? __f_unlock_pos+0xd/0x10 [ 65.160562] ? lock_downgrade+0x860/0x860 [ 65.164713] _do_fork+0x15d/0xba0 [ 65.168150] ? __sb_end_write+0xa4/0xd0 [ 65.172108] ? fork_idle+0x250/0x250 [ 65.175809] ? ksys_write+0x1ce/0x260 [ 65.179632] ? do_sys_open+0x16e/0x350 [ 65.183504] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 65.188248] ? do_syscall_64+0x21/0x4e0 [ 65.192208] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.197568] __x64_sys_clone+0xba/0x140 [ 65.201551] do_syscall_64+0xd0/0x4e0 [ 65.205340] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.210512] RIP: 0033:0x459829 [ 65.213689] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 65.232589] RSP: 002b:00007f539f038c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 65.240373] RAX: ffffffffffffffda RBX: 00007f539f038c90 RCX: 0000000000459829 [ 65.247649] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 65.254993] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 65.262262] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539f0396d4 [ 65.269524] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 65.279785] CPU: 1 PID: 7151 Comm: syz-executor.4 Not tainted 4.19.94-syzkaller #0 [ 65.287512] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.296870] Call Trace: [ 65.299470] dump_stack+0x123/0x177 [ 65.303095] should_fail.cold.4+0x5/0x13 [ 65.307165] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 65.312254] ? __might_sleep+0x95/0x190 [ 65.316218] __alloc_pages_nodemask+0x1d5/0x710 [ 65.320881] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 65.325884] ? lock_downgrade+0x860/0x860 [ 65.330016] alloc_pages_current+0xd6/0x1b0 [ 65.334323] pte_alloc_one+0x14/0x130 [ 65.338111] __pte_alloc+0x1d/0x2f0 [ 65.341728] copy_page_range+0xe5e/0x1810 [ 65.345878] ? find_held_lock+0x36/0x1d0 [ 65.349930] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 65.355363] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 65.361166] ? pmd_alloc+0x110/0x110 [ 65.364865] ? __vma_link_rb+0x1fc/0x340 [ 65.368997] copy_process.part.35+0x37b9/0x7330 [ 65.373688] ? __cleanup_sighand+0x40/0x40 [ 65.377926] ? __f_unlock_pos+0xd/0x10 [ 65.381817] ? lock_downgrade+0x860/0x860 [ 65.385966] _do_fork+0x15d/0xba0 [ 65.389551] ? __sb_end_write+0xa4/0xd0 [ 65.393533] ? fork_idle+0x250/0x250 [ 65.397250] ? ksys_write+0x1ce/0x260 [ 65.401067] ? do_sys_open+0x16e/0x350 [ 65.404944] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 65.409689] ? do_syscall_64+0x21/0x4e0 [ 65.413649] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.419010] __x64_sys_clone+0xba/0x140 [ 65.423088] do_syscall_64+0xd0/0x4e0 [ 65.426882] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.432056] RIP: 0033:0x459829 [ 65.435235] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 65.454152] RSP: 002b:00007fca838c7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 65.462373] RAX: ffffffffffffffda RBX: 00007fca838c7c90 RCX: 0000000000459829 [ 65.469638] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 65.476894] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 65.484150] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca838c86d4 [ 65.491403] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 65.499510] CPU: 0 PID: 7150 Comm: syz-executor.2 Not tainted 4.19.94-syzkaller #0 [ 65.507776] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.517127] Call Trace: [ 65.519715] dump_stack+0x123/0x177 [ 65.523350] should_fail.cold.4+0x5/0x13 [ 65.527397] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 65.532583] ? __might_sleep+0x95/0x190 [ 65.536555] __alloc_pages_nodemask+0x1d5/0x710 [ 65.541222] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 65.546238] ? lock_downgrade+0x860/0x860 [ 65.550385] alloc_pages_current+0xd6/0x1b0 [ 65.554699] pte_alloc_one+0x14/0x130 [ 65.558675] __pte_alloc+0x1d/0x2f0 [ 65.562287] copy_page_range+0xe5e/0x1810 [ 65.566439] ? find_held_lock+0x36/0x1d0 [ 65.570503] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 65.575947] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 65.581391] ? pmd_alloc+0x110/0x110 [ 65.585101] ? __vma_link_rb+0x1fc/0x340 [ 65.589162] copy_process.part.35+0x37b9/0x7330 [ 65.593848] ? __cleanup_sighand+0x40/0x40 [ 65.598072] ? __f_unlock_pos+0xd/0x10 [ 65.601956] ? lock_downgrade+0x860/0x860 [ 65.606104] _do_fork+0x15d/0xba0 [ 65.609543] ? __sb_end_write+0xa4/0xd0 [ 65.613502] ? fork_idle+0x250/0x250 [ 65.617211] ? ksys_write+0x1ce/0x260 [ 65.620992] ? do_sys_open+0x16e/0x350 [ 65.624874] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 65.629634] ? do_syscall_64+0x21/0x4e0 [ 65.633592] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.638941] __x64_sys_clone+0xba/0x140 [ 65.642915] do_syscall_64+0xd0/0x4e0 [ 65.646701] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.651876] RIP: 0033:0x459829 [ 65.655067] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 65.674389] RSP: 002b:00007f72745d5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 65.682165] RAX: ffffffffffffffda RBX: 00007f72745d5c90 RCX: 0000000000459829 [ 65.689435] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 65.696704] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 65.703973] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f72745d66d4 [ 65.711314] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 65.718583] CPU: 1 PID: 7148 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 65.726299] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.735652] Call Trace: [ 65.738232] dump_stack+0x123/0x177 [ 65.738244] should_fail.cold.4+0x5/0x13 [ 65.738251] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 65.738257] ? lock_downgrade+0x860/0x860 [ 65.738270] __should_failslab+0xba/0xf0 [ 65.738279] should_failslab+0x9/0x14 [ 65.738284] kmem_cache_alloc+0x2bc/0x730 [ 65.738296] ptlock_alloc+0x1d/0x70 [ 65.738304] pte_alloc_one+0x4e/0x130 [ 65.738310] __pte_alloc+0x1d/0x2f0 [ 65.738318] copy_page_range+0xe5e/0x1810 [ 65.738324] ? find_held_lock+0x36/0x1d0 [ 65.738337] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 65.738349] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 65.738358] ? pmd_alloc+0x110/0x110 [ 65.738365] ? __vma_link_rb+0x1fc/0x340 [ 65.738374] copy_process.part.35+0x37b9/0x7330 [ 65.752995] FAULT_INJECTION: forcing a failure. [ 65.752995] name failslab, interval 1, probability 0, space 0, times 0 [ 65.755303] ? __cleanup_sighand+0x40/0x40 [ 65.755312] ? __f_unlock_pos+0xd/0x10 [ 65.828435] ? lock_downgrade+0x860/0x860 [ 65.832580] _do_fork+0x15d/0xba0 [ 65.836024] ? __sb_end_write+0xa4/0xd0 [ 65.840128] ? fork_idle+0x250/0x250 [ 65.843844] ? ksys_write+0x1ce/0x260 [ 65.847700] ? do_sys_open+0x16e/0x350 [ 65.851593] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 65.856339] ? do_syscall_64+0x21/0x4e0 [ 65.860343] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.865698] __x64_sys_clone+0xba/0x140 [ 65.869677] do_syscall_64+0xd0/0x4e0 [ 65.873466] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.879251] RIP: 0033:0x459829 [ 65.882430] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 65.901347] RSP: 002b:00007f9acacddc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 65.909041] RAX: ffffffffffffffda RBX: 00007f9acacddc90 RCX: 0000000000459829 [ 65.916299] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 65.923557] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 65.930824] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacde6d4 [ 65.938082] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 65.945531] CPU: 0 PID: 7156 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 65.953688] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.963044] Call Trace: [ 65.965630] dump_stack+0x123/0x177 [ 65.969373] should_fail.cold.4+0x5/0x13 [ 65.973415] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 65.978584] ? lock_downgrade+0x860/0x860 [ 65.982713] __should_failslab+0xba/0xf0 [ 65.986754] should_failslab+0x9/0x14 [ 65.990544] kmem_cache_alloc+0x2bc/0x730 [ 65.994673] ptlock_alloc+0x1d/0x70 [ 65.998464] pte_alloc_one+0x4e/0x130 [ 66.002264] __pte_alloc+0x1d/0x2f0 [ 66.006309] copy_page_range+0xe5e/0x1810 [ 66.010444] ? find_held_lock+0x36/0x1d0 [ 66.014499] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 66.019964] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 66.024852] ? pmd_alloc+0x110/0x110 [ 66.028559] ? __vma_link_rb+0x1fc/0x340 [ 66.032624] copy_process.part.35+0x37b9/0x7330 [ 66.037298] ? __cleanup_sighand+0x40/0x40 [ 66.041530] ? __f_unlock_pos+0xd/0x10 [ 66.045414] ? lock_downgrade+0x860/0x860 [ 66.049554] _do_fork+0x15d/0xba0 [ 66.052989] ? __sb_end_write+0xa4/0xd0 [ 66.056944] ? fork_idle+0x250/0x250 [ 66.060639] ? ksys_write+0x1ce/0x260 [ 66.064431] ? do_sys_open+0x16e/0x350 [ 66.068309] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 66.073044] ? do_syscall_64+0x21/0x4e0 [ 66.077014] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.082370] __x64_sys_clone+0xba/0x140 [ 66.086367] do_syscall_64+0xd0/0x4e0 [ 66.090157] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.095331] RIP: 0033:0x459829 [ 66.098516] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 66.117398] RSP: 002b:00007f01d6614c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 66.125084] RAX: ffffffffffffffda RBX: 00007f01d6614c90 RCX: 0000000000459829 [ 66.132383] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 66.139644] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 66.146896] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d66156d4 [ 66.154160] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 66.167432] x86/PAT: syz-executor.0:7156 freeing invalid memtype [mem 0x00000000-0x00000fff] [ 66.208436] FAULT_INJECTION: forcing a failure. [ 66.208436] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 66.223521] FAULT_INJECTION: forcing a failure. [ 66.223521] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 66.244205] FAULT_INJECTION: forcing a failure. [ 66.244205] name failslab, interval 1, probability 0, space 0, times 0 [ 66.245897] FAULT_INJECTION: forcing a failure. [ 66.245897] name failslab, interval 1, probability 0, space 0, times 0 [ 66.269066] CPU: 0 PID: 7165 Comm: syz-executor.4 Not tainted 4.19.94-syzkaller #0 [ 66.276791] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.286231] Call Trace: [ 66.286243] dump_stack+0x123/0x177 [ 66.286254] should_fail.cold.4+0x5/0x13 [ 66.286261] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 66.286267] ? lock_downgrade+0x860/0x860 [ 66.286278] __should_failslab+0xba/0xf0 [ 66.286287] should_failslab+0x9/0x14 [ 66.296313] FAULT_INJECTION: forcing a failure. [ 66.296313] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 66.296524] kmem_cache_alloc+0x2bc/0x730 [ 66.329750] ? pmd_alloc+0x110/0x110 [ 66.333545] vm_area_dup+0x1b/0x150 [ 66.337163] copy_process.part.35+0x31db/0x7330 [ 66.341829] ? __cleanup_sighand+0x40/0x40 [ 66.346049] ? __f_unlock_pos+0xd/0x10 [ 66.349923] ? lock_downgrade+0x860/0x860 [ 66.354063] _do_fork+0x15d/0xba0 [ 66.357504] ? __sb_end_write+0xa4/0xd0 [ 66.361484] ? fork_idle+0x250/0x250 [ 66.365181] ? ksys_write+0x1ce/0x260 [ 66.368961] ? do_sys_open+0x16e/0x350 [ 66.372835] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 66.377577] ? do_syscall_64+0x21/0x4e0 [ 66.381540] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.386887] __x64_sys_clone+0xba/0x140 [ 66.390847] do_syscall_64+0xd0/0x4e0 [ 66.394635] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.399806] RIP: 0033:0x459829 [ 66.402994] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 66.421966] RSP: 002b:00007fca838c7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 66.429670] RAX: ffffffffffffffda RBX: 00007fca838c7c90 RCX: 0000000000459829 [ 66.436938] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 66.444193] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 66.451463] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca838c86d4 [ 66.458731] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 66.466010] CPU: 1 PID: 7168 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 66.473892] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.483415] Call Trace: [ 66.485999] dump_stack+0x123/0x177 [ 66.489629] should_fail.cold.4+0x5/0x13 [ 66.493678] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 66.498784] ? lock_downgrade+0x860/0x860 [ 66.502920] __should_failslab+0xba/0xf0 [ 66.507049] should_failslab+0x9/0x14 [ 66.510831] kmem_cache_alloc+0x2bc/0x730 [ 66.514973] ? pmd_alloc+0x110/0x110 [ 66.516920] FAULT_INJECTION: forcing a failure. [ 66.516920] name failslab, interval 1, probability 0, space 0, times 0 [ 66.518685] vm_area_dup+0x1b/0x150 [ 66.533472] copy_process.part.35+0x31db/0x7330 [ 66.538135] ? __cleanup_sighand+0x40/0x40 [ 66.542353] ? __f_unlock_pos+0xd/0x10 [ 66.546225] ? lock_downgrade+0x860/0x860 [ 66.550364] _do_fork+0x15d/0xba0 [ 66.554233] ? __sb_end_write+0xa4/0xd0 [ 66.558189] ? fork_idle+0x250/0x250 [ 66.561884] ? ksys_write+0x1ce/0x260 [ 66.565691] ? do_sys_open+0x16e/0x350 [ 66.569561] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 66.574298] ? do_syscall_64+0x21/0x4e0 [ 66.578380] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.583738] __x64_sys_clone+0xba/0x140 [ 66.587729] do_syscall_64+0xd0/0x4e0 [ 66.591518] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.596688] RIP: 0033:0x459829 [ 66.599887] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 66.618780] RSP: 002b:00007f9acacddc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 66.626565] RAX: ffffffffffffffda RBX: 00007f9acacddc90 RCX: 0000000000459829 [ 66.633817] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 66.641069] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 66.648325] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacde6d4 [ 66.655579] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 66.662849] CPU: 0 PID: 7163 Comm: syz-executor.1 Not tainted 4.19.94-syzkaller #0 [ 66.670596] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.679945] Call Trace: [ 66.682520] dump_stack+0x123/0x177 [ 66.686146] should_fail.cold.4+0x5/0x13 [ 66.690192] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 66.695292] ? __might_sleep+0x95/0x190 [ 66.699250] __alloc_pages_nodemask+0x1d5/0x710 [ 66.703902] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 66.709100] ? lock_downgrade+0x860/0x860 [ 66.713233] alloc_pages_current+0xd6/0x1b0 [ 66.717655] pte_alloc_one+0x14/0x130 [ 66.721450] __pte_alloc+0x1d/0x2f0 [ 66.725059] copy_page_range+0xe5e/0x1810 [ 66.729204] ? find_held_lock+0x36/0x1d0 [ 66.733259] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 66.738703] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 66.743532] ? pmd_alloc+0x110/0x110 [ 66.751221] ? __vma_link_rb+0x1fc/0x340 [ 66.755280] copy_process.part.35+0x37b9/0x7330 [ 66.759943] ? __cleanup_sighand+0x40/0x40 [ 66.764159] ? __f_unlock_pos+0xd/0x10 [ 66.768040] ? lock_downgrade+0x860/0x860 [ 66.772175] _do_fork+0x15d/0xba0 [ 66.775638] ? __sb_end_write+0xa4/0xd0 [ 66.779596] ? fork_idle+0x250/0x250 [ 66.783294] ? ksys_write+0x1ce/0x260 [ 66.787081] ? do_sys_open+0x16e/0x350 [ 66.790952] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 66.795706] ? do_syscall_64+0x21/0x4e0 [ 66.799662] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.805007] __x64_sys_clone+0xba/0x140 [ 66.808964] do_syscall_64+0xd0/0x4e0 [ 66.812749] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.817920] RIP: 0033:0x459829 [ 66.821105] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 66.839999] RSP: 002b:00007f539f038c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 66.847688] RAX: ffffffffffffffda RBX: 00007f539f038c90 RCX: 0000000000459829 [ 66.854941] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 66.862191] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 66.869444] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539f0396d4 [ 66.876697] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 66.883965] CPU: 1 PID: 7172 Comm: syz-executor.2 Not tainted 4.19.94-syzkaller #0 [ 66.891686] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.901034] Call Trace: [ 66.903634] dump_stack+0x123/0x177 [ 66.907280] should_fail.cold.4+0x5/0x13 [ 66.911443] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 66.916545] ? __might_sleep+0x95/0x190 [ 66.920636] __alloc_pages_nodemask+0x1d5/0x710 [ 66.925291] ? kasan_kmalloc+0xc7/0xe0 [ 66.929174] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 66.934180] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.939539] alloc_pages_current+0xd6/0x1b0 [ 66.944117] pte_alloc_one+0x14/0x130 [ 66.947908] copy_huge_pmd+0x69/0x510 [ 66.951719] copy_page_range+0x597/0x1810 [ 66.955852] ? find_held_lock+0x36/0x1d0 [ 66.959900] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 66.965340] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 66.970190] ? pmd_alloc+0x110/0x110 [ 66.973891] ? __vma_link_rb+0x1fc/0x340 [ 66.977943] copy_process.part.35+0x37b9/0x7330 [ 66.982620] ? __cleanup_sighand+0x40/0x40 [ 66.986986] ? __f_unlock_pos+0xd/0x10 [ 66.990878] ? lock_downgrade+0x860/0x860 [ 66.995038] _do_fork+0x15d/0xba0 [ 66.998494] ? __sb_end_write+0xa4/0xd0 [ 67.002464] ? fork_idle+0x250/0x250 [ 67.006170] ? ksys_write+0x1ce/0x260 [ 67.009967] ? do_sys_open+0x16e/0x350 [ 67.013842] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 67.018585] ? do_syscall_64+0x21/0x4e0 [ 67.022557] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.028027] __x64_sys_clone+0xba/0x140 [ 67.031995] do_syscall_64+0xd0/0x4e0 [ 67.035785] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.040961] RIP: 0033:0x459829 [ 67.044144] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 67.063051] RSP: 002b:00007f72745d5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 67.070770] RAX: ffffffffffffffda RBX: 00007f72745d5c90 RCX: 0000000000459829 [ 67.078157] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 67.085513] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 67.093403] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f72745d66d4 [ 67.100669] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 2020/01/11 10:38:07 executed programs: 52 [ 67.110483] CPU: 0 PID: 7176 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 67.118302] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.127654] Call Trace: [ 67.130245] dump_stack+0x123/0x177 [ 67.134000] should_fail.cold.4+0x5/0x13 [ 67.138064] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 67.143211] ? find_held_lock+0x36/0x1d0 [ 67.147261] __should_failslab+0xba/0xf0 [ 67.151319] should_failslab+0x9/0x14 [ 67.155104] kmem_cache_alloc+0x47/0x730 [ 67.159164] ? __lock_is_held+0xb5/0x140 [ 67.163216] anon_vma_clone+0xc3/0x3f0 [ 67.167084] ? kmem_cache_alloc+0x338/0x730 [ 67.171386] anon_vma_fork+0x80/0x450 [ 67.175166] ? memcpy+0x45/0x50 [ 67.178436] copy_process.part.35+0x3a76/0x7330 [ 67.183097] ? __cleanup_sighand+0x40/0x40 [ 67.187333] ? __f_unlock_pos+0xd/0x10 [ 67.191202] ? lock_downgrade+0x860/0x860 [ 67.195342] _do_fork+0x15d/0xba0 [ 67.198788] ? __sb_end_write+0xa4/0xd0 [ 67.202759] ? fork_idle+0x250/0x250 [ 67.206911] ? ksys_write+0x1ce/0x260 [ 67.210780] ? do_sys_open+0x16e/0x350 [ 67.214663] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 67.219425] ? do_syscall_64+0x21/0x4e0 [ 67.223381] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.228740] __x64_sys_clone+0xba/0x140 [ 67.232752] do_syscall_64+0xd0/0x4e0 [ 67.236540] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.241714] RIP: 0033:0x459829 [ 67.244891] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 67.264558] RSP: 002b:00007f01d65f3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 67.272335] RAX: ffffffffffffffda RBX: 00007f01d65f3c90 RCX: 0000000000459829 [ 67.279607] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 67.286860] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 67.294120] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d65f46d4 [ 67.301410] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 67.317316] CPU: 1 PID: 7171 Comm: syz-executor.5 Not tainted 4.19.94-syzkaller #0 [ 67.325064] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.334518] Call Trace: [ 67.337101] dump_stack+0x123/0x177 [ 67.340720] should_fail.cold.4+0x5/0x13 [ 67.344759] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 67.349856] ? __might_sleep+0x95/0x190 [ 67.353814] __alloc_pages_nodemask+0x1d5/0x710 [ 67.358465] ? kasan_kmalloc+0xc7/0xe0 [ 67.362332] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 67.367338] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.372690] alloc_pages_current+0xd6/0x1b0 [ 67.376997] pte_alloc_one+0x14/0x130 [ 67.380783] copy_huge_pmd+0x69/0x510 [ 67.384562] copy_page_range+0x597/0x1810 [ 67.388724] ? find_held_lock+0x36/0x1d0 [ 67.392790] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 67.398409] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 67.403413] ? pmd_alloc+0x110/0x110 [ 67.407121] ? __vma_link_rb+0x1fc/0x340 [ 67.411183] copy_process.part.35+0x37b9/0x7330 [ 67.415843] ? __cleanup_sighand+0x40/0x40 [ 67.420057] ? __f_unlock_pos+0xd/0x10 [ 67.423922] ? lock_downgrade+0x860/0x860 [ 67.428418] _do_fork+0x15d/0xba0 [ 67.431863] ? __sb_end_write+0xa4/0xd0 [ 67.435811] ? fork_idle+0x250/0x250 [ 67.439506] ? ksys_write+0x1ce/0x260 [ 67.443291] ? do_sys_open+0x16e/0x350 [ 67.447161] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 67.452001] ? do_syscall_64+0x21/0x4e0 [ 67.455954] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.461296] __x64_sys_clone+0xba/0x140 [ 67.465250] do_syscall_64+0xd0/0x4e0 [ 67.469033] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.474200] RIP: 0033:0x459829 [ 67.477371] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 67.496698] RSP: 002b:00007f2f2afbac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 67.504400] RAX: ffffffffffffffda RBX: 00007f2f2afbac90 RCX: 0000000000459829 [ 67.511651] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 67.518910] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 67.526284] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f2afbb6d4 [ 67.533545] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 67.583413] FAULT_INJECTION: forcing a failure. [ 67.583413] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 67.588402] FAULT_INJECTION: forcing a failure. [ 67.588402] name failslab, interval 1, probability 0, space 0, times 0 [ 67.607534] FAULT_INJECTION: forcing a failure. [ 67.607534] name failslab, interval 1, probability 0, space 0, times 0 [ 67.613350] FAULT_INJECTION: forcing a failure. [ 67.613350] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 67.632536] FAULT_INJECTION: forcing a failure. [ 67.632536] name failslab, interval 1, probability 0, space 0, times 0 [ 67.644375] CPU: 1 PID: 7187 Comm: syz-executor.4 Not tainted 4.19.94-syzkaller #0 [ 67.652087] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.661448] Call Trace: [ 67.664040] dump_stack+0x123/0x177 [ 67.667658] should_fail.cold.4+0x5/0x13 [ 67.671719] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 67.676823] ? lock_downgrade+0x860/0x860 [ 67.680969] __should_failslab+0xba/0xf0 [ 67.685016] should_failslab+0x9/0x14 [ 67.688830] kmem_cache_alloc+0x2bc/0x730 [ 67.692992] ptlock_alloc+0x1d/0x70 [ 67.696611] pte_alloc_one+0x4e/0x130 [ 67.700433] copy_huge_pmd+0x69/0x510 [ 67.705092] copy_page_range+0x597/0x1810 [ 67.709240] ? find_held_lock+0x36/0x1d0 [ 67.713377] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 67.718817] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 67.723667] ? pmd_alloc+0x110/0x110 [ 67.727379] ? __vma_link_rb+0x1fc/0x340 [ 67.731425] copy_process.part.35+0x37b9/0x7330 [ 67.736110] ? __cleanup_sighand+0x40/0x40 [ 67.740337] ? __f_unlock_pos+0xd/0x10 [ 67.744226] ? lock_downgrade+0x860/0x860 [ 67.748369] _do_fork+0x15d/0xba0 [ 67.751809] ? __sb_end_write+0xa4/0xd0 [ 67.755766] ? fork_idle+0x250/0x250 [ 67.759483] ? ksys_write+0x1ce/0x260 [ 67.763270] ? do_sys_open+0x16e/0x350 [ 67.767143] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 67.771897] ? do_syscall_64+0x21/0x4e0 [ 67.775866] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.781216] __x64_sys_clone+0xba/0x140 [ 67.785176] do_syscall_64+0xd0/0x4e0 [ 67.788965] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.794138] RIP: 0033:0x459829 [ 67.797411] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 67.816309] RSP: 002b:00007fca838c7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 67.824007] RAX: ffffffffffffffda RBX: 00007fca838c7c90 RCX: 0000000000459829 [ 67.831263] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 67.838519] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 67.845806] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca838c86d4 [ 67.853069] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 67.861531] CPU: 0 PID: 7192 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 67.869268] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.878617] Call Trace: [ 67.881195] dump_stack+0x123/0x177 [ 67.884821] should_fail.cold.4+0x5/0x13 [ 67.888868] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 67.893957] ? __might_sleep+0x95/0x190 [ 67.897915] __alloc_pages_nodemask+0x1d5/0x710 [ 67.902568] ? kasan_kmalloc+0xc7/0xe0 [ 67.906442] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 67.911447] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.916800] alloc_pages_current+0xd6/0x1b0 [ 67.921118] pte_alloc_one+0x14/0x130 [ 67.924902] copy_huge_pmd+0x69/0x510 [ 67.928688] copy_page_range+0x597/0x1810 [ 67.932821] ? find_held_lock+0x36/0x1d0 [ 67.936871] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 67.942317] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 67.947141] ? pmd_alloc+0x110/0x110 [ 67.950852] ? __vma_link_rb+0x1fc/0x340 [ 67.954908] copy_process.part.35+0x37b9/0x7330 [ 67.959601] ? __cleanup_sighand+0x40/0x40 [ 67.963822] ? __f_unlock_pos+0xd/0x10 [ 67.967691] ? lock_downgrade+0x860/0x860 [ 67.971840] _do_fork+0x15d/0xba0 [ 67.975295] ? __sb_end_write+0xa4/0xd0 [ 67.979254] ? fork_idle+0x250/0x250 [ 67.982969] ? ksys_write+0x1ce/0x260 [ 67.986761] ? do_sys_open+0x16e/0x350 [ 67.990654] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 67.995404] ? do_syscall_64+0x21/0x4e0 [ 67.999411] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.004779] __x64_sys_clone+0xba/0x140 [ 68.008747] do_syscall_64+0xd0/0x4e0 [ 68.012545] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.018248] RIP: 0033:0x459829 [ 68.021431] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 68.040315] RSP: 002b:00007f01d6614c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 68.049221] RAX: ffffffffffffffda RBX: 00007f01d6614c90 RCX: 0000000000459829 [ 68.057172] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 68.064427] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 68.071685] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d66156d4 [ 68.078937] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 68.086204] CPU: 1 PID: 7184 Comm: syz-executor.1 Not tainted 4.19.94-syzkaller #0 [ 68.093909] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.093915] Call Trace: [ 68.105854] dump_stack+0x123/0x177 [ 68.109489] should_fail.cold.4+0x5/0x13 [ 68.113547] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 68.118642] ? lock_downgrade+0x860/0x860 [ 68.122782] __should_failslab+0xba/0xf0 [ 68.126830] should_failslab+0x9/0x14 [ 68.130764] kmem_cache_alloc+0x2bc/0x730 [ 68.134915] ptlock_alloc+0x1d/0x70 [ 68.138553] pte_alloc_one+0x4e/0x130 [ 68.142342] copy_huge_pmd+0x69/0x510 [ 68.146135] copy_page_range+0x597/0x1810 [ 68.150277] ? find_held_lock+0x36/0x1d0 [ 68.152969] FAULT_INJECTION: forcing a failure. [ 68.152969] name failslab, interval 1, probability 0, space 0, times 0 [ 68.154338] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 68.170982] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 68.175817] ? pmd_alloc+0x110/0x110 [ 68.179545] ? __vma_link_rb+0x1fc/0x340 [ 68.183592] copy_process.part.35+0x37b9/0x7330 [ 68.188274] ? __cleanup_sighand+0x40/0x40 [ 68.192511] ? __f_unlock_pos+0xd/0x10 [ 68.196396] ? lock_downgrade+0x860/0x860 [ 68.200543] _do_fork+0x15d/0xba0 [ 68.203978] ? __sb_end_write+0xa4/0xd0 [ 68.207950] ? fork_idle+0x250/0x250 [ 68.211654] ? ksys_write+0x1ce/0x260 [ 68.215437] ? do_sys_open+0x16e/0x350 [ 68.219336] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 68.224073] ? do_syscall_64+0x21/0x4e0 [ 68.228034] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.233394] __x64_sys_clone+0xba/0x140 [ 68.237354] do_syscall_64+0xd0/0x4e0 [ 68.241139] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.246320] RIP: 0033:0x459829 [ 68.249502] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 68.268482] RSP: 002b:00007f539f038c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 68.276177] RAX: ffffffffffffffda RBX: 00007f539f038c90 RCX: 0000000000459829 [ 68.283429] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 68.290690] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 68.297965] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539f0396d4 [ 68.305239] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 68.312520] CPU: 0 PID: 7195 Comm: syz-executor.5 Not tainted 4.19.94-syzkaller #0 [ 68.320233] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.329718] Call Trace: [ 68.332292] dump_stack+0x123/0x177 [ 68.335921] should_fail.cold.4+0x5/0x13 [ 68.339967] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 68.345055] ? lock_downgrade+0x860/0x860 [ 68.349186] __should_failslab+0xba/0xf0 [ 68.353246] should_failslab+0x9/0x14 [ 68.357037] kmem_cache_alloc+0x2bc/0x730 [ 68.361167] ? anon_vma_clone+0x28e/0x3f0 [ 68.365295] ? anon_vma_fork+0xd3/0x450 [ 68.369285] anon_vma_fork+0x1be/0x450 [ 68.373427] copy_process.part.35+0x3a76/0x7330 [ 68.378103] ? __cleanup_sighand+0x40/0x40 [ 68.382760] ? __f_unlock_pos+0xd/0x10 [ 68.386633] ? lock_downgrade+0x860/0x860 [ 68.390975] _do_fork+0x15d/0xba0 [ 68.394443] ? __sb_end_write+0xa4/0xd0 [ 68.398400] ? fork_idle+0x250/0x250 [ 68.402126] ? ksys_write+0x1ce/0x260 [ 68.405908] ? do_sys_open+0x16e/0x350 [ 68.409793] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 68.414535] ? do_syscall_64+0x21/0x4e0 [ 68.418489] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.423849] __x64_sys_clone+0xba/0x140 [ 68.427805] do_syscall_64+0xd0/0x4e0 [ 68.431590] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.436759] RIP: 0033:0x459829 [ 68.439945] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 68.459102] RSP: 002b:00007f2f2af99c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 68.466849] RAX: ffffffffffffffda RBX: 00007f2f2af99c90 RCX: 0000000000459829 [ 68.474111] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 68.481368] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 68.488627] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f2af9a6d4 [ 68.495882] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 68.508145] CPU: 1 PID: 7183 Comm: syz-executor.2 Not tainted 4.19.94-syzkaller #0 [ 68.515881] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.525231] Call Trace: [ 68.527809] dump_stack+0x123/0x177 [ 68.527820] should_fail.cold.4+0x5/0x13 [ 68.527827] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 68.527836] ? __might_sleep+0x95/0x190 [ 68.527845] __alloc_pages_nodemask+0x1d5/0x710 [ 68.527852] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 68.527860] ? lock_downgrade+0x860/0x860 [ 68.527870] alloc_pages_current+0xd6/0x1b0 [ 68.527880] pte_alloc_one+0x14/0x130 [ 68.527887] __pte_alloc+0x1d/0x2f0 [ 68.527894] copy_page_range+0xe5e/0x1810 [ 68.527900] ? find_held_lock+0x36/0x1d0 [ 68.579149] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 68.584750] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 68.589592] ? pmd_alloc+0x110/0x110 [ 68.593310] ? __vma_link_rb+0x1fc/0x340 [ 68.597365] copy_process.part.35+0x37b9/0x7330 [ 68.602037] ? __cleanup_sighand+0x40/0x40 [ 68.606260] ? __f_unlock_pos+0xd/0x10 [ 68.610312] ? lock_downgrade+0x860/0x860 [ 68.614461] _do_fork+0x15d/0xba0 [ 68.617902] ? __sb_end_write+0xa4/0xd0 [ 68.621861] ? fork_idle+0x250/0x250 [ 68.625558] ? ksys_write+0x1ce/0x260 [ 68.629339] ? do_sys_open+0x16e/0x350 [ 68.633216] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 68.637966] ? do_syscall_64+0x21/0x4e0 [ 68.641934] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.647287] __x64_sys_clone+0xba/0x140 [ 68.651256] do_syscall_64+0xd0/0x4e0 [ 68.655045] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.660216] RIP: 0033:0x459829 [ 68.663658] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 68.682545] RSP: 002b:00007f72745d5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 68.688917] FAULT_INJECTION: forcing a failure. [ 68.688917] name failslab, interval 1, probability 0, space 0, times 0 [ 68.690237] RAX: ffffffffffffffda RBX: 00007f72745d5c90 RCX: 0000000000459829 [ 68.690241] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 68.690244] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 68.690247] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f72745d66d4 [ 68.690250] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 68.706635] CPU: 1 PID: 7190 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 68.716039] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.716043] Call Trace: [ 68.716055] dump_stack+0x123/0x177 [ 68.716066] should_fail.cold.4+0x5/0x13 [ 68.716074] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 68.716081] ? lock_downgrade+0x860/0x860 [ 68.716092] __should_failslab+0xba/0xf0 [ 68.731131] should_failslab+0x9/0x14 [ 68.782748] kmem_cache_alloc+0x2bc/0x730 [ 68.786895] ptlock_alloc+0x1d/0x70 [ 68.790511] pte_alloc_one+0x4e/0x130 [ 68.794295] copy_huge_pmd+0x69/0x510 [ 68.798079] copy_page_range+0x597/0x1810 [ 68.802209] ? find_held_lock+0x36/0x1d0 [ 68.806276] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 68.811718] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 68.816561] ? pmd_alloc+0x110/0x110 [ 68.820277] ? __vma_link_rb+0x1fc/0x340 [ 68.824335] copy_process.part.35+0x37b9/0x7330 [ 68.829039] ? __cleanup_sighand+0x40/0x40 [ 68.833260] ? __f_unlock_pos+0xd/0x10 [ 68.837128] ? lock_downgrade+0x860/0x860 [ 68.841277] _do_fork+0x15d/0xba0 [ 68.844712] ? __sb_end_write+0xa4/0xd0 [ 68.848687] ? fork_idle+0x250/0x250 [ 68.852395] ? ksys_write+0x1ce/0x260 [ 68.856179] ? do_sys_open+0x16e/0x350 [ 68.860065] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 68.864803] ? do_syscall_64+0x21/0x4e0 [ 68.868798] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.874151] __x64_sys_clone+0xba/0x140 [ 68.878304] do_syscall_64+0xd0/0x4e0 [ 68.882087] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.887270] RIP: 0033:0x459829 [ 68.890449] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 68.899951] FAULT_INJECTION: forcing a failure. [ 68.899951] name failslab, interval 1, probability 0, space 0, times 0 [ 68.909334] RSP: 002b:00007f9acacddc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 68.909341] RAX: ffffffffffffffda RBX: 00007f9acacddc90 RCX: 0000000000459829 [ 68.909344] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 68.909347] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 68.909350] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacde6d4 [ 68.909353] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 68.920537] FAULT_INJECTION: forcing a failure. [ 68.920537] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 68.928470] CPU: 1 PID: 7206 Comm: syz-executor.1 Not tainted 4.19.94-syzkaller #0 [ 68.928474] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.928477] Call Trace: [ 68.928489] dump_stack+0x123/0x177 [ 68.928502] should_fail.cold.4+0x5/0x13 [ 68.943042] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 69.008903] ? __might_sleep+0x95/0x190 [ 69.012868] __alloc_pages_nodemask+0x1d5/0x710 [ 69.017522] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 69.022520] ? lock_downgrade+0x860/0x860 [ 69.026656] alloc_pages_current+0xd6/0x1b0 [ 69.030988] pte_alloc_one+0x14/0x130 [ 69.034771] __pte_alloc+0x1d/0x2f0 [ 69.038398] copy_page_range+0xe5e/0x1810 [ 69.042541] ? find_held_lock+0x36/0x1d0 [ 69.046610] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 69.052076] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 69.056923] ? pmd_alloc+0x110/0x110 [ 69.060625] ? __vma_link_rb+0x1fc/0x340 [ 69.064691] copy_process.part.35+0x37b9/0x7330 [ 69.069371] ? __cleanup_sighand+0x40/0x40 [ 69.073596] ? __f_unlock_pos+0xd/0x10 [ 69.077468] ? lock_downgrade+0x860/0x860 [ 69.081714] _do_fork+0x15d/0xba0 [ 69.085149] ? __sb_end_write+0xa4/0xd0 [ 69.089120] ? fork_idle+0x250/0x250 [ 69.092822] ? ksys_write+0x1ce/0x260 [ 69.097309] ? do_sys_open+0x16e/0x350 [ 69.101195] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 69.105933] ? do_syscall_64+0x21/0x4e0 [ 69.109996] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.115349] __x64_sys_clone+0xba/0x140 [ 69.119316] do_syscall_64+0xd0/0x4e0 [ 69.123115] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.128289] RIP: 0033:0x459829 [ 69.131472] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 69.150891] RSP: 002b:00007f539f038c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 69.158587] RAX: ffffffffffffffda RBX: 00007f539f038c90 RCX: 0000000000459829 [ 69.165855] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 69.173118] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 69.180373] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539f0396d4 [ 69.187633] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 69.196095] CPU: 0 PID: 7204 Comm: syz-executor.5 Not tainted 4.19.94-syzkaller #0 [ 69.203821] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.213246] Call Trace: [ 69.215832] dump_stack+0x123/0x177 [ 69.219446] should_fail.cold.4+0x5/0x13 [ 69.223491] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 69.228579] ? lock_downgrade+0x860/0x860 [ 69.232873] __should_failslab+0xba/0xf0 [ 69.236938] should_failslab+0x9/0x14 [ 69.240735] kmem_cache_alloc+0x2bc/0x730 [ 69.244872] ? pmd_alloc+0x110/0x110 [ 69.248578] vm_area_dup+0x1b/0x150 [ 69.252195] copy_process.part.35+0x31db/0x7330 [ 69.256874] ? __cleanup_sighand+0x40/0x40 [ 69.261096] ? __f_unlock_pos+0xd/0x10 [ 69.264977] ? lock_downgrade+0x860/0x860 [ 69.269120] _do_fork+0x15d/0xba0 [ 69.272588] ? __sb_end_write+0xa4/0xd0 [ 69.276557] ? fork_idle+0x250/0x250 [ 69.280261] ? ksys_write+0x1ce/0x260 [ 69.284047] ? do_sys_open+0x16e/0x350 [ 69.287928] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 69.292675] ? do_syscall_64+0x21/0x4e0 [ 69.296638] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.301999] __x64_sys_clone+0xba/0x140 [ 69.305970] do_syscall_64+0xd0/0x4e0 [ 69.309774] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.314954] RIP: 0033:0x459829 [ 69.318142] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 69.337129] RSP: 002b:00007f2f2af99c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 69.344820] RAX: ffffffffffffffda RBX: 00007f2f2af99c90 RCX: 0000000000459829 [ 69.352857] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 69.360109] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 69.367371] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f2af9a6d4 [ 69.374623] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 69.381898] CPU: 1 PID: 7200 Comm: syz-executor.4 Not tainted 4.19.94-syzkaller #0 [ 69.389647] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.399013] Call Trace: [ 69.401712] dump_stack+0x123/0x177 [ 69.405336] should_fail.cold.4+0x5/0x13 [ 69.409384] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 69.409391] ? lock_downgrade+0x860/0x860 [ 69.409402] __should_failslab+0xba/0xf0 [ 69.409411] should_failslab+0x9/0x14 [ 69.409417] kmem_cache_alloc+0x2bc/0x730 [ 69.409422] ? kasan_check_read+0x11/0x20 [ 69.409429] ? __vm_enough_memory+0x22f/0x4b0 [ 69.409438] vm_area_dup+0x1b/0x150 [ 69.409443] copy_process.part.35+0x31db/0x7330 [ 69.409467] ? __cleanup_sighand+0x40/0x40 [ 69.449846] FAULT_INJECTION: forcing a failure. [ 69.449846] name failslab, interval 1, probability 0, space 0, times 0 [ 69.451834] ? __f_unlock_pos+0xd/0x10 [ 69.451843] ? lock_downgrade+0x860/0x860 [ 69.451862] _do_fork+0x15d/0xba0 [ 69.474476] ? __sb_end_write+0xa4/0xd0 [ 69.478441] ? fork_idle+0x250/0x250 [ 69.482143] ? ksys_write+0x1ce/0x260 [ 69.486882] ? do_sys_open+0x16e/0x350 [ 69.490760] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 69.495499] ? do_syscall_64+0x21/0x4e0 [ 69.499458] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.504808] __x64_sys_clone+0xba/0x140 [ 69.508767] do_syscall_64+0xd0/0x4e0 [ 69.512569] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.517745] RIP: 0033:0x459829 [ 69.520932] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 69.539839] RSP: 002b:00007fca838a6c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 69.547551] RAX: ffffffffffffffda RBX: 00007fca838a6c90 RCX: 0000000000459829 [ 69.554808] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 69.562066] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 69.569324] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca838a76d4 [ 69.576580] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 69.583854] CPU: 0 PID: 7210 Comm: syz-executor.5 Not tainted 4.19.94-syzkaller #0 [ 69.591569] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.598241] FAULT_INJECTION: forcing a failure. [ 69.598241] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 69.601004] Call Trace: [ 69.601016] dump_stack+0x123/0x177 [ 69.601027] should_fail.cold.4+0x5/0x13 [ 69.601035] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 69.628400] ? lock_downgrade+0x860/0x860 [ 69.632561] __should_failslab+0xba/0xf0 [ 69.636609] should_failslab+0x9/0x14 [ 69.640395] kmem_cache_alloc+0x2bc/0x730 [ 69.644532] ptlock_alloc+0x1d/0x70 [ 69.648164] pte_alloc_one+0x4e/0x130 [ 69.651957] copy_huge_pmd+0x69/0x510 [ 69.655750] copy_page_range+0x597/0x1810 [ 69.660029] ? find_held_lock+0x36/0x1d0 [ 69.664111] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 69.669551] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 69.674386] ? pmd_alloc+0x110/0x110 [ 69.678780] ? __vma_link_rb+0x1fc/0x340 [ 69.682830] copy_process.part.35+0x37b9/0x7330 [ 69.687527] ? __cleanup_sighand+0x40/0x40 [ 69.691753] ? __f_unlock_pos+0xd/0x10 [ 69.695628] ? lock_downgrade+0x860/0x860 [ 69.699789] _do_fork+0x15d/0xba0 [ 69.703227] ? __sb_end_write+0xa4/0xd0 [ 69.707187] ? fork_idle+0x250/0x250 [ 69.710892] ? ksys_write+0x1ce/0x260 [ 69.714671] ? do_sys_open+0x16e/0x350 [ 69.718563] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 69.723301] ? do_syscall_64+0x21/0x4e0 [ 69.727259] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.732608] __x64_sys_clone+0xba/0x140 [ 69.736567] do_syscall_64+0xd0/0x4e0 [ 69.740353] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.745526] RIP: 0033:0x459829 [ 69.748711] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 69.767613] RSP: 002b:00007f2f2afbac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 69.775306] RAX: ffffffffffffffda RBX: 00007f2f2afbac90 RCX: 0000000000459829 [ 69.782570] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 69.789822] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 69.797088] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f2afbb6d4 [ 69.804363] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 69.811668] CPU: 1 PID: 7213 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 69.819544] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.819548] Call Trace: [ 69.819564] dump_stack+0x123/0x177 [ 69.819575] should_fail.cold.4+0x5/0x13 [ 69.819582] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 69.819591] ? __might_sleep+0x95/0x190 [ 69.819602] __alloc_pages_nodemask+0x1d5/0x710 [ 69.844298] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 69.844308] ? lock_downgrade+0x860/0x860 [ 69.844318] alloc_pages_current+0xd6/0x1b0 [ 69.857994] pte_alloc_one+0x14/0x130 [ 69.858002] __pte_alloc+0x1d/0x2f0 [ 69.858009] copy_page_range+0xe5e/0x1810 [ 69.858016] ? find_held_lock+0x36/0x1d0 [ 69.858028] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 69.858035] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 69.858043] ? pmd_alloc+0x110/0x110 [ 69.858049] ? __vma_link_rb+0x1fc/0x340 [ 69.858058] copy_process.part.35+0x37b9/0x7330 [ 69.858082] ? __cleanup_sighand+0x40/0x40 [ 69.858088] ? __f_unlock_pos+0xd/0x10 [ 69.858093] ? lock_downgrade+0x860/0x860 [ 69.858109] _do_fork+0x15d/0xba0 [ 69.866550] ? __sb_end_write+0xa4/0xd0 [ 69.866559] ? fork_idle+0x250/0x250 [ 69.866566] ? ksys_write+0x1ce/0x260 [ 69.866570] ? do_sys_open+0x16e/0x350 [ 69.866578] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 69.866584] ? do_syscall_64+0x21/0x4e0 [ 69.866591] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.866598] __x64_sys_clone+0xba/0x140 [ 69.866610] do_syscall_64+0xd0/0x4e0 [ 69.866617] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.866623] RIP: 0033:0x459829 [ 69.866630] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 69.866633] RSP: 002b:00007f01d6614c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 69.866639] RAX: ffffffffffffffda RBX: 00007f01d6614c90 RCX: 0000000000459829 [ 69.866642] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 69.866647] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 69.882763] FAULT_INJECTION: forcing a failure. [ 69.882763] name failslab, interval 1, probability 0, space 0, times 0 [ 69.887684] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d66156d4 [ 69.887688] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 69.895421] FAULT_INJECTION: forcing a failure. [ 69.895421] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 69.918235] CPU: 1 PID: 7218 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 69.936493] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.936496] Call Trace: [ 69.936508] dump_stack+0x123/0x177 [ 69.936520] should_fail.cold.4+0x5/0x13 [ 69.936527] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 69.936535] ? __might_sleep+0x95/0x190 [ 69.936544] __alloc_pages_nodemask+0x1d5/0x710 [ 69.936551] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 69.936560] ? lock_downgrade+0x860/0x860 [ 69.936570] alloc_pages_current+0xd6/0x1b0 [ 69.936580] pte_alloc_one+0x14/0x130 [ 69.936587] __pte_alloc+0x1d/0x2f0 [ 69.936595] copy_page_range+0xe5e/0x1810 [ 69.936605] ? find_held_lock+0x36/0x1d0 [ 69.936617] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 69.936623] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 69.936630] ? pmd_alloc+0x110/0x110 [ 69.936636] ? __vma_link_rb+0x1fc/0x340 [ 69.936645] copy_process.part.35+0x37b9/0x7330 [ 69.950737] ? __cleanup_sighand+0x40/0x40 [ 69.950745] ? __f_unlock_pos+0xd/0x10 [ 69.966845] ? lock_downgrade+0x860/0x860 [ 70.000716] _do_fork+0x15d/0xba0 [ 70.000723] ? __sb_end_write+0xa4/0xd0 [ 70.000730] ? fork_idle+0x250/0x250 [ 70.026416] ? ksys_write+0x1ce/0x260 [ 70.026422] ? do_sys_open+0x16e/0x350 [ 70.026431] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 70.026437] ? do_syscall_64+0x21/0x4e0 [ 70.026444] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.026454] __x64_sys_clone+0xba/0x140 [ 70.026461] do_syscall_64+0xd0/0x4e0 [ 70.026469] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.026474] RIP: 0033:0x459829 [ 70.026480] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 70.026484] RSP: 002b:00007f9acacddc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 70.026490] RAX: ffffffffffffffda RBX: 00007f9acacddc90 RCX: 0000000000459829 [ 70.026493] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 70.026496] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 70.026500] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacde6d4 [ 70.026503] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 70.038939] FAULT_INJECTION: forcing a failure. [ 70.038939] name failslab, interval 1, probability 0, space 0, times 0 [ 70.046778] CPU: 0 PID: 7217 Comm: syz-executor.2 Not tainted 4.19.94-syzkaller #0 [ 70.100823] FAULT_INJECTION: forcing a failure. [ 70.100823] name failslab, interval 1, probability 0, space 0, times 0 [ 70.103573] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.309762] Call Trace: [ 70.312341] dump_stack+0x123/0x177 [ 70.315972] should_fail.cold.4+0x5/0x13 [ 70.320022] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 70.325122] ? lock_downgrade+0x860/0x860 [ 70.329273] __should_failslab+0xba/0xf0 [ 70.333329] should_failslab+0x9/0x14 [ 70.337126] kmem_cache_alloc+0x2bc/0x730 [ 70.341283] ptlock_alloc+0x1d/0x70 [ 70.344900] pte_alloc_one+0x4e/0x130 [ 70.348692] copy_huge_pmd+0x69/0x510 [ 70.352496] copy_page_range+0x597/0x1810 [ 70.356642] ? find_held_lock+0x36/0x1d0 [ 70.360695] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 70.366259] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 70.371088] ? pmd_alloc+0x110/0x110 [ 70.374839] ? __vma_link_rb+0x1fc/0x340 [ 70.378893] copy_process.part.35+0x37b9/0x7330 [ 70.383562] ? __cleanup_sighand+0x40/0x40 [ 70.387795] ? __f_unlock_pos+0xd/0x10 [ 70.391673] ? lock_downgrade+0x860/0x860 [ 70.395826] _do_fork+0x15d/0xba0 [ 70.399264] ? __sb_end_write+0xa4/0xd0 [ 70.403368] ? fork_idle+0x250/0x250 [ 70.407100] ? ksys_write+0x1ce/0x260 [ 70.410896] ? do_sys_open+0x16e/0x350 [ 70.414792] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 70.419536] ? do_syscall_64+0x21/0x4e0 [ 70.423511] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.428871] __x64_sys_clone+0xba/0x140 [ 70.432838] do_syscall_64+0xd0/0x4e0 [ 70.436696] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.441880] RIP: 0033:0x459829 [ 70.445082] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 70.463984] RSP: 002b:00007f72745b4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 70.471682] RAX: ffffffffffffffda RBX: 00007f72745b4c90 RCX: 0000000000459829 [ 70.478934] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 70.486195] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 70.493450] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f72745b56d4 [ 70.500704] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 70.507972] CPU: 1 PID: 7222 Comm: syz-executor.4 Not tainted 4.19.94-syzkaller #0 [ 70.515683] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.525037] Call Trace: [ 70.527630] dump_stack+0x123/0x177 [ 70.531262] should_fail.cold.4+0x5/0x13 [ 70.535330] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 70.540436] ? lock_downgrade+0x860/0x860 [ 70.544593] __should_failslab+0xba/0xf0 [ 70.548668] should_failslab+0x9/0x14 [ 70.552467] kmem_cache_alloc+0x2bc/0x730 [ 70.556645] ptlock_alloc+0x1d/0x70 [ 70.560272] pte_alloc_one+0x4e/0x130 [ 70.564060] __pte_alloc+0x1d/0x2f0 [ 70.567679] copy_page_range+0xe5e/0x1810 [ 70.571815] ? find_held_lock+0x36/0x1d0 [ 70.575861] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 70.581302] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 70.586145] ? pmd_alloc+0x110/0x110 [ 70.589864] ? __vma_link_rb+0x1fc/0x340 [ 70.593925] copy_process.part.35+0x37b9/0x7330 [ 70.598603] ? __cleanup_sighand+0x40/0x40 [ 70.602833] ? __f_unlock_pos+0xd/0x10 [ 70.606719] ? lock_downgrade+0x860/0x860 [ 70.610876] _do_fork+0x15d/0xba0 [ 70.614339] ? __sb_end_write+0xa4/0xd0 [ 70.618321] ? fork_idle+0x250/0x250 [ 70.622031] ? ksys_write+0x1ce/0x260 [ 70.625824] ? do_sys_open+0x16e/0x350 [ 70.629704] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 70.634449] ? do_syscall_64+0x21/0x4e0 [ 70.638423] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.643785] __x64_sys_clone+0xba/0x140 [ 70.647763] do_syscall_64+0xd0/0x4e0 [ 70.651560] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.656735] RIP: 0033:0x459829 [ 70.659922] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 70.678815] RSP: 002b:00007fca838c7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 70.686523] RAX: ffffffffffffffda RBX: 00007fca838c7c90 RCX: 0000000000459829 [ 70.693789] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 70.701054] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 70.708314] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca838c86d4 [ 70.715583] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 70.723189] CPU: 0 PID: 7224 Comm: syz-executor.1 Not tainted 4.19.94-syzkaller #0 [ 70.730908] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.740252] Call Trace: [ 70.742854] dump_stack+0x123/0x177 [ 70.746600] should_fail.cold.4+0x5/0x13 [ 70.750646] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 70.755841] ? lock_downgrade+0x860/0x860 [ 70.759990] __should_failslab+0xba/0xf0 [ 70.764100] should_failslab+0x9/0x14 [ 70.767898] kmem_cache_alloc+0x2bc/0x730 [ 70.772032] ptlock_alloc+0x1d/0x70 [ 70.775637] pte_alloc_one+0x4e/0x130 [ 70.779415] copy_huge_pmd+0x69/0x510 [ 70.783196] copy_page_range+0x597/0x1810 [ 70.787331] ? find_held_lock+0x36/0x1d0 [ 70.791371] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 70.796801] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 70.801617] ? pmd_alloc+0x110/0x110 [ 70.805306] ? __vma_link_rb+0x1fc/0x340 [ 70.809360] copy_process.part.35+0x37b9/0x7330 [ 70.814016] ? __cleanup_sighand+0x40/0x40 [ 70.818225] ? __f_unlock_pos+0xd/0x10 [ 70.822088] ? lock_downgrade+0x860/0x860 [ 70.826215] _do_fork+0x15d/0xba0 [ 70.829643] ? __sb_end_write+0xa4/0xd0 [ 70.833589] ? fork_idle+0x250/0x250 [ 70.837279] ? ksys_write+0x1ce/0x260 [ 70.841072] ? do_sys_open+0x16e/0x350 [ 70.844936] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 70.849685] ? do_syscall_64+0x21/0x4e0 [ 70.853661] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.859001] __x64_sys_clone+0xba/0x140 [ 70.862951] do_syscall_64+0xd0/0x4e0 [ 70.866729] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.871901] RIP: 0033:0x459829 [ 70.875071] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 70.893964] RSP: 002b:00007f539f017c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 70.901656] RAX: ffffffffffffffda RBX: 00007f539f017c90 RCX: 0000000000459829 [ 70.909112] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 70.916364] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 70.923622] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539f0186d4 [ 70.930873] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 70.951948] FAULT_INJECTION: forcing a failure. [ 70.951948] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 70.984320] FAULT_INJECTION: forcing a failure. [ 70.984320] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 71.002685] FAULT_INJECTION: forcing a failure. [ 71.002685] name failslab, interval 1, probability 0, space 0, times 0 [ 71.016767] FAULT_INJECTION: forcing a failure. [ 71.016767] name failslab, interval 1, probability 0, space 0, times 0 [ 71.038882] FAULT_INJECTION: forcing a failure. [ 71.038882] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 71.043710] CPU: 0 PID: 7242 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 71.058397] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.067735] Call Trace: [ 71.070309] dump_stack+0x123/0x177 [ 71.073937] should_fail.cold.4+0x5/0x13 [ 71.077992] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 71.083092] ? lock_downgrade+0x860/0x860 [ 71.087230] __should_failslab+0xba/0xf0 [ 71.091287] should_failslab+0x9/0x14 [ 71.095074] kmem_cache_alloc+0x2bc/0x730 [ 71.099205] ? anon_vma_clone+0x28e/0x3f0 [ 71.103337] anon_vma_fork+0xd3/0x450 [ 71.107130] ? memcpy+0x45/0x50 [ 71.110394] copy_process.part.35+0x3a76/0x7330 [ 71.115068] ? __cleanup_sighand+0x40/0x40 [ 71.119466] ? __f_unlock_pos+0xd/0x10 [ 71.123342] ? lock_downgrade+0x860/0x860 [ 71.127546] _do_fork+0x15d/0xba0 [ 71.131000] ? __sb_end_write+0xa4/0xd0 [ 71.134969] ? fork_idle+0x250/0x250 [ 71.138675] ? ksys_write+0x1ce/0x260 [ 71.142468] ? do_sys_open+0x16e/0x350 [ 71.146342] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 71.151082] ? do_syscall_64+0x21/0x4e0 [ 71.155041] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.160401] __x64_sys_clone+0xba/0x140 [ 71.164363] do_syscall_64+0xd0/0x4e0 [ 71.168147] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.173317] RIP: 0033:0x459829 [ 71.176510] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 71.195539] RSP: 002b:00007f9acacddc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 71.203233] RAX: ffffffffffffffda RBX: 00007f9acacddc90 RCX: 0000000000459829 [ 71.211095] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 71.218378] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 71.225627] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacde6d4 [ 71.232877] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 71.240146] CPU: 1 PID: 7243 Comm: syz-executor.5 Not tainted 4.19.94-syzkaller #0 [ 71.247866] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.257208] Call Trace: [ 71.259785] dump_stack+0x123/0x177 [ 71.263398] should_fail.cold.4+0x5/0x13 [ 71.267446] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 71.272532] ? lock_downgrade+0x860/0x860 [ 71.276673] __should_failslab+0xba/0xf0 [ 71.280714] should_failslab+0x9/0x14 [ 71.284495] kmem_cache_alloc+0x2bc/0x730 [ 71.288629] ptlock_alloc+0x1d/0x70 [ 71.292362] pte_alloc_one+0x4e/0x130 [ 71.296149] __pte_alloc+0x1d/0x2f0 [ 71.299764] copy_page_range+0xe5e/0x1810 [ 71.303901] ? find_held_lock+0x36/0x1d0 [ 71.307961] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 71.313398] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 71.318228] ? pmd_alloc+0x110/0x110 [ 71.321930] ? __vma_link_rb+0x1fc/0x340 [ 71.325972] copy_process.part.35+0x37b9/0x7330 [ 71.330653] ? __cleanup_sighand+0x40/0x40 [ 71.334869] ? __f_unlock_pos+0xd/0x10 [ 71.338736] ? lock_downgrade+0x860/0x860 [ 71.342886] _do_fork+0x15d/0xba0 [ 71.346331] ? __sb_end_write+0xa4/0xd0 [ 71.350287] ? fork_idle+0x250/0x250 [ 71.353994] ? ksys_write+0x1ce/0x260 [ 71.357785] ? do_sys_open+0x16e/0x350 [ 71.361676] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 71.366411] ? do_syscall_64+0x21/0x4e0 [ 71.370379] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.375723] __x64_sys_clone+0xba/0x140 [ 71.379680] do_syscall_64+0xd0/0x4e0 [ 71.383462] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.388646] RIP: 0033:0x459829 [ 71.391831] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 71.410811] RSP: 002b:00007f2f2afbac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 71.418508] RAX: ffffffffffffffda RBX: 00007f2f2afbac90 RCX: 0000000000459829 [ 71.425759] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 71.433014] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 71.440274] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f2afbb6d4 [ 71.442459] FAULT_INJECTION: forcing a failure. [ 71.442459] name failslab, interval 1, probability 0, space 0, times 0 [ 71.447535] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 71.456249] CPU: 1 PID: 7232 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 71.473729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.483067] Call Trace: [ 71.485642] dump_stack+0x123/0x177 [ 71.489275] should_fail.cold.4+0x5/0x13 [ 71.493318] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 71.498417] ? __might_sleep+0x95/0x190 [ 71.502377] __alloc_pages_nodemask+0x1d5/0x710 [ 71.507041] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 71.512039] ? lock_downgrade+0x860/0x860 [ 71.516170] alloc_pages_current+0xd6/0x1b0 [ 71.520493] pte_alloc_one+0x14/0x130 [ 71.524288] __pte_alloc+0x1d/0x2f0 [ 71.527905] copy_page_range+0xe5e/0x1810 [ 71.532042] ? find_held_lock+0x36/0x1d0 [ 71.536102] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 71.541546] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 71.546388] ? pmd_alloc+0x110/0x110 [ 71.550088] ? __vma_link_rb+0x1fc/0x340 [ 71.554143] copy_process.part.35+0x37b9/0x7330 [ 71.558810] ? __cleanup_sighand+0x40/0x40 [ 71.563111] ? __f_unlock_pos+0xd/0x10 [ 71.566986] ? lock_downgrade+0x860/0x860 [ 71.571138] _do_fork+0x15d/0xba0 [ 71.574574] ? __sb_end_write+0xa4/0xd0 [ 71.578540] ? fork_idle+0x250/0x250 [ 71.582235] ? ksys_write+0x1ce/0x260 [ 71.586018] ? do_sys_open+0x16e/0x350 [ 71.589890] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 71.594624] ? do_syscall_64+0x21/0x4e0 [ 71.598580] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.603928] __x64_sys_clone+0xba/0x140 [ 71.607887] do_syscall_64+0xd0/0x4e0 [ 71.611671] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.616843] RIP: 0033:0x459829 [ 71.620033] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 71.638921] RSP: 002b:00007f01d6614c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 71.646608] RAX: ffffffffffffffda RBX: 00007f01d6614c90 RCX: 0000000000459829 [ 71.653861] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 71.661383] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 71.668639] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d66156d4 [ 71.676014] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 71.683562] CPU: 0 PID: 7246 Comm: syz-executor.1 Not tainted 4.19.94-syzkaller #0 [ 71.691272] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.700712] Call Trace: [ 71.703286] dump_stack+0x123/0x177 [ 71.706903] should_fail.cold.4+0x5/0x13 [ 71.710952] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 71.716036] ? lock_downgrade+0x860/0x860 [ 71.720196] __should_failslab+0xba/0xf0 [ 71.724238] should_failslab+0x9/0x14 [ 71.728042] kmem_cache_alloc+0x2bc/0x730 [ 71.732178] ptlock_alloc+0x1d/0x70 [ 71.735793] pte_alloc_one+0x4e/0x130 [ 71.739570] __pte_alloc+0x1d/0x2f0 [ 71.743177] copy_page_range+0xe5e/0x1810 [ 71.747303] ? find_held_lock+0x36/0x1d0 [ 71.751343] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 71.756770] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 71.761593] ? pmd_alloc+0x110/0x110 [ 71.765286] ? __vma_link_rb+0x1fc/0x340 [ 71.769334] copy_process.part.35+0x37b9/0x7330 [ 71.774006] ? __cleanup_sighand+0x40/0x40 [ 71.778229] ? __f_unlock_pos+0xd/0x10 [ 71.782115] ? lock_downgrade+0x860/0x860 [ 71.786259] _do_fork+0x15d/0xba0 [ 71.789696] ? __sb_end_write+0xa4/0xd0 [ 71.793746] ? fork_idle+0x250/0x250 [ 71.797450] ? ksys_write+0x1ce/0x260 [ 71.801311] ? do_sys_open+0x16e/0x350 [ 71.805184] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 71.809925] ? do_syscall_64+0x21/0x4e0 [ 71.813878] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.819254] __x64_sys_clone+0xba/0x140 [ 71.823217] do_syscall_64+0xd0/0x4e0 [ 71.827008] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.832177] RIP: 0033:0x459829 [ 71.835348] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 71.854410] RSP: 002b:00007f539f038c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 71.862201] RAX: ffffffffffffffda RBX: 00007f539f038c90 RCX: 0000000000459829 [ 71.869653] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 71.876918] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 71.884171] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539f0396d4 [ 71.891426] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 71.903933] CPU: 0 PID: 7245 Comm: syz-executor.4 Not tainted 4.19.94-syzkaller #0 [ 71.911696] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.921035] Call Trace: [ 71.923608] dump_stack+0x123/0x177 [ 71.927224] should_fail.cold.4+0x5/0x13 [ 71.931270] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 71.936366] ? __might_sleep+0x95/0x190 [ 71.940336] __alloc_pages_nodemask+0x1d5/0x710 [ 71.944997] ? kasan_kmalloc+0xc7/0xe0 [ 71.948878] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 71.953889] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.959250] alloc_pages_current+0xd6/0x1b0 [ 71.963562] pte_alloc_one+0x14/0x130 [ 71.967350] copy_huge_pmd+0x69/0x510 [ 71.971139] copy_page_range+0x597/0x1810 [ 71.975274] ? find_held_lock+0x36/0x1d0 [ 71.979344] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 71.984779] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 71.989609] ? pmd_alloc+0x110/0x110 [ 71.993302] ? __vma_link_rb+0x1fc/0x340 [ 71.997347] copy_process.part.35+0x37b9/0x7330 [ 72.002011] ? __cleanup_sighand+0x40/0x40 [ 72.006225] ? __f_unlock_pos+0xd/0x10 [ 72.010101] ? lock_downgrade+0x860/0x860 [ 72.014249] _do_fork+0x15d/0xba0 [ 72.017698] ? __sb_end_write+0xa4/0xd0 [ 72.021666] ? fork_idle+0x250/0x250 [ 72.025372] ? ksys_write+0x1ce/0x260 [ 72.029162] ? do_sys_open+0x16e/0x350 [ 72.033029] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 72.037765] ? do_syscall_64+0x21/0x4e0 [ 72.041734] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.047078] __x64_sys_clone+0xba/0x140 [ 72.051034] do_syscall_64+0xd0/0x4e0 [ 72.054814] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.059986] RIP: 0033:0x459829 [ 72.063171] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 72.082054] RSP: 002b:00007fca838c7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 72.089744] RAX: ffffffffffffffda RBX: 00007fca838c7c90 RCX: 0000000000459829 [ 72.097008] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 2020/01/11 10:38:12 executed programs: 76 [ 72.104260] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 72.111514] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca838c86d4 [ 72.118776] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 72.126045] CPU: 1 PID: 7230 Comm: syz-executor.2 Not tainted 4.19.94-syzkaller #0 [ 72.133767] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.143264] Call Trace: [ 72.145889] dump_stack+0x123/0x177 [ 72.149512] should_fail.cold.4+0x5/0x13 [ 72.153580] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 72.158769] ? __might_sleep+0x95/0x190 [ 72.158778] __alloc_pages_nodemask+0x1d5/0x710 [ 72.158786] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 72.158795] ? lock_downgrade+0x860/0x860 [ 72.158804] alloc_pages_current+0xd6/0x1b0 [ 72.158815] pte_alloc_one+0x14/0x130 [ 72.158822] __pte_alloc+0x1d/0x2f0 [ 72.158828] copy_page_range+0xe5e/0x1810 [ 72.158838] ? find_held_lock+0x36/0x1d0 [ 72.172552] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 72.197178] FAULT_INJECTION: forcing a failure. [ 72.197178] name failslab, interval 1, probability 0, space 0, times 0 [ 72.202026] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 72.202036] ? pmd_alloc+0x110/0x110 [ 72.202044] ? __vma_link_rb+0x1fc/0x340 [ 72.225788] copy_process.part.35+0x37b9/0x7330 [ 72.230468] ? __cleanup_sighand+0x40/0x40 [ 72.234688] ? __f_unlock_pos+0xd/0x10 [ 72.238560] ? lock_downgrade+0x860/0x860 [ 72.242711] _do_fork+0x15d/0xba0 [ 72.246154] ? __sb_end_write+0xa4/0xd0 [ 72.250125] ? fork_idle+0x250/0x250 [ 72.253826] ? ksys_write+0x1ce/0x260 [ 72.257611] ? do_sys_open+0x16e/0x350 [ 72.261491] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 72.266245] ? do_syscall_64+0x21/0x4e0 [ 72.270227] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.275577] __x64_sys_clone+0xba/0x140 [ 72.279539] do_syscall_64+0xd0/0x4e0 [ 72.283327] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.288511] RIP: 0033:0x459829 [ 72.291688] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 72.310578] RSP: 002b:00007f72745d5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 72.318273] RAX: ffffffffffffffda RBX: 00007f72745d5c90 RCX: 0000000000459829 [ 72.325530] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 72.332783] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 72.340042] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f72745d66d4 [ 72.347309] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 72.354595] CPU: 0 PID: 7248 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 72.362305] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.368950] FAULT_INJECTION: forcing a failure. [ 72.368950] name failslab, interval 1, probability 0, space 0, times 0 [ 72.371652] Call Trace: [ 72.371668] dump_stack+0x123/0x177 [ 72.371681] should_fail.cold.4+0x5/0x13 [ 72.393078] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 72.398167] ? lock_downgrade+0x860/0x860 [ 72.402300] __should_failslab+0xba/0xf0 [ 72.406951] should_failslab+0x9/0x14 [ 72.410733] kmem_cache_alloc+0x2bc/0x730 [ 72.414868] ? anon_vma_clone+0x28e/0x3f0 [ 72.419011] ? anon_vma_fork+0xd3/0x450 [ 72.422980] anon_vma_fork+0x1be/0x450 [ 72.426863] copy_process.part.35+0x3a76/0x7330 [ 72.431533] ? __cleanup_sighand+0x40/0x40 [ 72.435746] ? __f_unlock_pos+0xd/0x10 [ 72.439613] ? lock_downgrade+0x860/0x860 [ 72.443749] _do_fork+0x15d/0xba0 [ 72.447189] ? __sb_end_write+0xa4/0xd0 [ 72.451275] ? fork_idle+0x250/0x250 [ 72.454977] ? ksys_write+0x1ce/0x260 [ 72.458769] ? do_sys_open+0x16e/0x350 [ 72.462658] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 72.467510] ? do_syscall_64+0x21/0x4e0 [ 72.471469] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.476826] __x64_sys_clone+0xba/0x140 [ 72.480790] do_syscall_64+0xd0/0x4e0 [ 72.484599] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.489780] RIP: 0033:0x459829 [ 72.492958] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 72.511853] RSP: 002b:00007f9acacddc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 72.519557] RAX: ffffffffffffffda RBX: 00007f9acacddc90 RCX: 0000000000459829 [ 72.526817] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 72.534069] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 72.541325] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacde6d4 [ 72.548580] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 72.555846] CPU: 1 PID: 7252 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 72.563567] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.572909] Call Trace: [ 72.572921] dump_stack+0x123/0x177 [ 72.572932] should_fail.cold.4+0x5/0x13 [ 72.572939] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 72.572945] ? lock_downgrade+0x860/0x860 [ 72.572957] __should_failslab+0xba/0xf0 [ 72.572964] should_failslab+0x9/0x14 [ 72.572970] kmem_cache_alloc+0x2bc/0x730 [ 72.572976] ? pmd_alloc+0x110/0x110 [ 72.572987] vm_area_dup+0x1b/0x150 [ 72.588332] copy_process.part.35+0x31db/0x7330 [ 72.596547] ? __cleanup_sighand+0x40/0x40 [ 72.596555] ? __f_unlock_pos+0xd/0x10 [ 72.596561] ? lock_downgrade+0x860/0x860 [ 72.596577] _do_fork+0x15d/0xba0 [ 72.596582] ? __sb_end_write+0xa4/0xd0 [ 72.596589] ? fork_idle+0x250/0x250 [ 72.596596] ? ksys_write+0x1ce/0x260 [ 72.596600] ? do_sys_open+0x16e/0x350 [ 72.596608] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 72.596613] ? do_syscall_64+0x21/0x4e0 [ 72.596620] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.596626] __x64_sys_clone+0xba/0x140 [ 72.596633] do_syscall_64+0xd0/0x4e0 [ 72.596641] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.596646] RIP: 0033:0x459829 [ 72.596653] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 72.596656] RSP: 002b:00007f01d6614c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 72.596662] RAX: ffffffffffffffda RBX: 00007f01d6614c90 RCX: 0000000000459829 [ 72.596665] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 72.596668] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 72.596673] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d66156d4 [ 72.625842] FAULT_INJECTION: forcing a failure. [ 72.625842] name failslab, interval 1, probability 0, space 0, times 0 [ 72.628800] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 72.676114] FAULT_INJECTION: forcing a failure. [ 72.676114] name failslab, interval 1, probability 0, space 0, times 0 [ 72.701527] CPU: 1 PID: 7258 Comm: syz-executor.1 Not tainted 4.19.94-syzkaller #0 [ 72.712537] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.712540] Call Trace: [ 72.712552] dump_stack+0x123/0x177 [ 72.712563] should_fail.cold.4+0x5/0x13 [ 72.712571] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 72.727358] ? lock_downgrade+0x860/0x860 [ 72.727371] __should_failslab+0xba/0xf0 [ 72.727379] should_failslab+0x9/0x14 [ 72.727385] kmem_cache_alloc+0x2bc/0x730 [ 72.727391] ? pmd_alloc+0x110/0x110 [ 72.727401] vm_area_dup+0x1b/0x150 [ 72.727406] copy_process.part.35+0x31db/0x7330 [ 72.727426] ? __cleanup_sighand+0x40/0x40 [ 72.745856] ? __f_unlock_pos+0xd/0x10 [ 72.745865] ? lock_downgrade+0x860/0x860 [ 72.745883] _do_fork+0x15d/0xba0 [ 72.745889] ? __sb_end_write+0xa4/0xd0 [ 72.745895] ? fork_idle+0x250/0x250 [ 72.745901] ? ksys_write+0x1ce/0x260 [ 72.745906] ? do_sys_open+0x16e/0x350 [ 72.745913] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 72.745918] ? do_syscall_64+0x21/0x4e0 [ 72.745925] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.745931] __x64_sys_clone+0xba/0x140 [ 72.745940] do_syscall_64+0xd0/0x4e0 [ 72.839265] FAULT_INJECTION: forcing a failure. [ 72.839265] name failslab, interval 1, probability 0, space 0, times 0 [ 72.840410] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.840417] RIP: 0033:0x459829 [ 72.897115] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 72.916010] RSP: 002b:00007f539f038c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 72.923704] RAX: ffffffffffffffda RBX: 00007f539f038c90 RCX: 0000000000459829 [ 72.930978] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 72.938233] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 72.945483] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539f0396d4 [ 72.952734] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 72.960003] CPU: 0 PID: 7256 Comm: syz-executor.5 Not tainted 4.19.94-syzkaller #0 [ 72.967720] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.977077] Call Trace: [ 72.979663] dump_stack+0x123/0x177 [ 72.983296] should_fail.cold.4+0x5/0x13 [ 72.987448] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 72.992714] ? lock_downgrade+0x860/0x860 [ 72.996856] __should_failslab+0xba/0xf0 [ 73.000904] should_failslab+0x9/0x14 [ 73.004743] kmem_cache_alloc+0x2bc/0x730 [ 73.008868] ? kasan_check_read+0x11/0x20 [ 73.012995] ? __vm_enough_memory+0x22f/0x4b0 [ 73.017475] vm_area_dup+0x1b/0x150 [ 73.021090] copy_process.part.35+0x31db/0x7330 [ 73.025766] ? __cleanup_sighand+0x40/0x40 [ 73.026240] FAULT_INJECTION: forcing a failure. [ 73.026240] name failslab, interval 1, probability 0, space 0, times 0 [ 73.029992] ? __f_unlock_pos+0xd/0x10 [ 73.030001] ? lock_downgrade+0x860/0x860 [ 73.030019] _do_fork+0x15d/0xba0 [ 73.030027] ? __sb_end_write+0xa4/0xd0 [ 73.056593] ? fork_idle+0x250/0x250 [ 73.060303] ? ksys_write+0x1ce/0x260 [ 73.064085] ? do_sys_open+0x16e/0x350 [ 73.067967] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 73.072707] ? do_syscall_64+0x21/0x4e0 [ 73.076663] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.082011] __x64_sys_clone+0xba/0x140 [ 73.085972] do_syscall_64+0xd0/0x4e0 [ 73.089763] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.094937] RIP: 0033:0x459829 [ 73.098113] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 73.117011] RSP: 002b:00007f2f2af99c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 73.125139] RAX: ffffffffffffffda RBX: 00007f2f2af99c90 RCX: 0000000000459829 [ 73.132482] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 73.139864] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 73.147131] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f2af9a6d4 [ 73.154390] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 73.161662] CPU: 1 PID: 7266 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 73.169370] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.178715] Call Trace: [ 73.178728] dump_stack+0x123/0x177 [ 73.178739] should_fail.cold.4+0x5/0x13 [ 73.178745] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 73.178752] ? lock_downgrade+0x860/0x860 [ 73.178763] __should_failslab+0xba/0xf0 [ 73.178771] should_failslab+0x9/0x14 [ 73.178776] kmem_cache_alloc+0x2bc/0x730 [ 73.178781] ? pmd_alloc+0x110/0x110 [ 73.178791] vm_area_dup+0x1b/0x150 [ 73.202264] copy_process.part.35+0x31db/0x7330 [ 73.217503] ? __cleanup_sighand+0x40/0x40 [ 73.226377] ? __f_unlock_pos+0xd/0x10 [ 73.230264] ? lock_downgrade+0x860/0x860 [ 73.234414] _do_fork+0x15d/0xba0 [ 73.237855] ? __sb_end_write+0xa4/0xd0 [ 73.241827] ? fork_idle+0x250/0x250 [ 73.245542] ? ksys_write+0x1ce/0x260 [ 73.249353] ? do_sys_open+0x16e/0x350 [ 73.253229] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 73.257991] ? do_syscall_64+0x21/0x4e0 [ 73.261959] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.267323] __x64_sys_clone+0xba/0x140 [ 73.271285] do_syscall_64+0xd0/0x4e0 [ 73.275098] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.278159] FAULT_INJECTION: forcing a failure. [ 73.278159] name failslab, interval 1, probability 0, space 0, times 0 [ 73.280275] RIP: 0033:0x459829 [ 73.294775] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 73.313674] RSP: 002b:00007f01d65f3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 73.321368] RAX: ffffffffffffffda RBX: 00007f01d65f3c90 RCX: 0000000000459829 [ 73.328628] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 73.335912] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 73.343171] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d65f46d4 [ 73.350427] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 73.357694] CPU: 0 PID: 7261 Comm: syz-executor.4 Not tainted 4.19.94-syzkaller #0 [ 73.365836] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.375283] Call Trace: [ 73.377979] dump_stack+0x123/0x177 [ 73.381604] should_fail.cold.4+0x5/0x13 [ 73.385664] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 73.390757] ? lock_downgrade+0x860/0x860 [ 73.394892] __should_failslab+0xba/0xf0 [ 73.398941] should_failslab+0x9/0x14 [ 73.402723] kmem_cache_alloc+0x2bc/0x730 [ 73.406853] ? anon_vma_clone+0x28e/0x3f0 [ 73.410982] ? anon_vma_fork+0xd3/0x450 [ 73.414936] anon_vma_fork+0x1be/0x450 [ 73.418818] copy_process.part.35+0x3a76/0x7330 [ 73.423477] ? __cleanup_sighand+0x40/0x40 [ 73.427693] ? __f_unlock_pos+0xd/0x10 [ 73.431571] ? lock_downgrade+0x860/0x860 [ 73.435708] _do_fork+0x15d/0xba0 [ 73.439150] ? __sb_end_write+0xa4/0xd0 [ 73.443114] ? fork_idle+0x250/0x250 [ 73.446808] ? ksys_write+0x1ce/0x260 [ 73.450588] ? do_sys_open+0x16e/0x350 [ 73.454470] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 73.459218] ? do_syscall_64+0x21/0x4e0 [ 73.463172] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.468517] __x64_sys_clone+0xba/0x140 [ 73.472476] do_syscall_64+0xd0/0x4e0 [ 73.476255] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.481434] RIP: 0033:0x459829 [ 73.484626] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 73.503509] RSP: 002b:00007fca838c7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 73.511201] RAX: ffffffffffffffda RBX: 00007fca838c7c90 RCX: 0000000000459829 [ 73.518472] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 73.525905] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 73.533218] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca838c86d4 [ 73.540500] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 73.555977] CPU: 0 PID: 7271 Comm: syz-executor.2 Not tainted 4.19.94-syzkaller #0 [ 73.563710] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.573051] Call Trace: [ 73.573064] dump_stack+0x123/0x177 [ 73.573075] should_fail.cold.4+0x5/0x13 [ 73.573082] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 73.573088] ? lock_downgrade+0x860/0x860 [ 73.573100] __should_failslab+0xba/0xf0 [ 73.588487] should_failslab+0x9/0x14 [ 73.588496] kmem_cache_alloc+0x2bc/0x730 [ 73.588502] ? pmd_alloc+0x110/0x110 [ 73.600567] vm_area_dup+0x1b/0x150 [ 73.600574] copy_process.part.35+0x31db/0x7330 [ 73.600601] ? __cleanup_sighand+0x40/0x40 [ 73.600608] ? __f_unlock_pos+0xd/0x10 [ 73.600614] ? lock_downgrade+0x860/0x860 [ 73.600630] _do_fork+0x15d/0xba0 [ 73.606418] FAULT_INJECTION: forcing a failure. [ 73.606418] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 73.608471] ? __sb_end_write+0xa4/0xd0 [ 73.608481] ? fork_idle+0x250/0x250 [ 73.608489] ? ksys_write+0x1ce/0x260 [ 73.608494] ? do_sys_open+0x16e/0x350 [ 73.608502] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 73.608508] ? do_syscall_64+0x21/0x4e0 [ 73.608516] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.608525] __x64_sys_clone+0xba/0x140 [ 73.628015] FAULT_INJECTION: forcing a failure. [ 73.628015] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 73.629017] do_syscall_64+0xd0/0x4e0 [ 73.693094] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.698266] RIP: 0033:0x459829 [ 73.701440] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 73.720327] RSP: 002b:00007f7274593c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 73.728015] RAX: ffffffffffffffda RBX: 00007f7274593c90 RCX: 0000000000459829 [ 73.735274] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 73.742532] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 73.749780] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f72745946d4 [ 73.757029] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 73.764294] CPU: 1 PID: 7276 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 73.772008] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.781363] Call Trace: [ 73.783954] dump_stack+0x123/0x177 [ 73.787577] should_fail.cold.4+0x5/0x13 [ 73.791633] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 73.796724] ? get_mem_cgroup_from_mm+0x19f/0x550 [ 73.801565] __alloc_pages_nodemask+0x1d5/0x710 [ 73.806221] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 73.811380] cache_grow_begin+0x91/0x8d0 [ 73.815439] ? kmem_cache_alloc+0x9c/0x730 [ 73.819671] kmem_cache_alloc+0x663/0x730 [ 73.823815] ? pmd_alloc+0x110/0x110 [ 73.827529] vm_area_dup+0x1b/0x150 [ 73.831157] copy_process.part.35+0x31db/0x7330 [ 73.836008] ? __cleanup_sighand+0x40/0x40 [ 73.840251] ? __f_unlock_pos+0xd/0x10 [ 73.844757] ? lock_downgrade+0x860/0x860 [ 73.848909] _do_fork+0x15d/0xba0 [ 73.852359] ? __sb_end_write+0xa4/0xd0 [ 73.856351] ? fork_idle+0x250/0x250 [ 73.860050] ? ksys_write+0x1ce/0x260 [ 73.863835] ? do_sys_open+0x16e/0x350 [ 73.867709] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 73.872453] ? do_syscall_64+0x21/0x4e0 [ 73.876427] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.881779] __x64_sys_clone+0xba/0x140 [ 73.885738] do_syscall_64+0xd0/0x4e0 [ 73.889526] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.894698] RIP: 0033:0x459829 [ 73.897905] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 73.917174] RSP: 002b:00007f9acacbcc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 73.924982] RAX: ffffffffffffffda RBX: 00007f9acacbcc90 RCX: 0000000000459829 [ 73.932268] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 73.939532] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 73.946797] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacbd6d4 [ 73.954060] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 73.961355] CPU: 0 PID: 7275 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 73.969063] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.978338] FAULT_INJECTION: forcing a failure. [ 73.978338] name failslab, interval 1, probability 0, space 0, times 0 [ 73.980845] Call Trace: [ 73.980857] dump_stack+0x123/0x177 [ 73.980869] should_fail.cold.4+0x5/0x13 [ 73.980879] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 74.007358] ? __might_sleep+0x95/0x190 [ 74.011324] __alloc_pages_nodemask+0x1d5/0x710 [ 74.015977] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 74.020994] ? lock_downgrade+0x860/0x860 [ 74.025307] alloc_pages_current+0xd6/0x1b0 [ 74.029620] pte_alloc_one+0x14/0x130 [ 74.033406] __pte_alloc+0x1d/0x2f0 [ 74.037018] copy_page_range+0xe5e/0x1810 [ 74.041169] ? find_held_lock+0x36/0x1d0 [ 74.045218] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 74.050650] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 74.055473] ? pmd_alloc+0x110/0x110 [ 74.059170] ? __vma_link_rb+0x1fc/0x340 [ 74.063219] copy_process.part.35+0x37b9/0x7330 [ 74.067889] ? __cleanup_sighand+0x40/0x40 [ 74.072105] ? __f_unlock_pos+0xd/0x10 [ 74.075981] ? lock_downgrade+0x860/0x860 [ 74.080122] _do_fork+0x15d/0xba0 [ 74.083569] ? __sb_end_write+0xa4/0xd0 [ 74.087540] ? fork_idle+0x250/0x250 [ 74.091253] ? ksys_write+0x1ce/0x260 [ 74.095052] ? do_sys_open+0x16e/0x350 [ 74.098928] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 74.103671] ? do_syscall_64+0x21/0x4e0 [ 74.107645] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.113002] __x64_sys_clone+0xba/0x140 [ 74.116974] do_syscall_64+0xd0/0x4e0 [ 74.120761] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.125935] RIP: 0033:0x459829 [ 74.129110] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 74.148443] RSP: 002b:00007f01d6614c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 74.156133] RAX: ffffffffffffffda RBX: 00007f01d6614c90 RCX: 0000000000459829 [ 74.163403] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 74.170656] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 74.177907] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d66156d4 [ 74.185157] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 74.192435] CPU: 1 PID: 7281 Comm: syz-executor.5 Not tainted 4.19.94-syzkaller #0 [ 74.200139] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.209481] Call Trace: [ 74.209493] dump_stack+0x123/0x177 [ 74.209504] should_fail.cold.4+0x5/0x13 [ 74.209511] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 74.209518] ? lock_downgrade+0x860/0x860 [ 74.209528] __should_failslab+0xba/0xf0 [ 74.209536] should_failslab+0x9/0x14 [ 74.209542] kmem_cache_alloc+0x2bc/0x730 [ 74.209554] ptlock_alloc+0x1d/0x70 [ 74.209561] pte_alloc_one+0x4e/0x130 [ 74.209566] __pte_alloc+0x1d/0x2f0 [ 74.209573] copy_page_range+0xe5e/0x1810 [ 74.209579] ? find_held_lock+0x36/0x1d0 [ 74.209591] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 74.209598] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 74.209606] ? pmd_alloc+0x110/0x110 [ 74.209613] ? __vma_link_rb+0x1fc/0x340 [ 74.209622] copy_process.part.35+0x37b9/0x7330 [ 74.209647] ? __cleanup_sighand+0x40/0x40 [ 74.209652] ? __f_unlock_pos+0xd/0x10 [ 74.209658] ? lock_downgrade+0x860/0x860 [ 74.209677] _do_fork+0x15d/0xba0 [ 74.209682] ? __sb_end_write+0xa4/0xd0 [ 74.209689] ? fork_idle+0x250/0x250 [ 74.209695] ? ksys_write+0x1ce/0x260 [ 74.219945] ? do_sys_open+0x16e/0x350 [ 74.229161] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 74.229167] ? do_syscall_64+0x21/0x4e0 [ 74.229174] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.229182] __x64_sys_clone+0xba/0x140 [ 74.229189] do_syscall_64+0xd0/0x4e0 [ 74.229196] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.229201] RIP: 0033:0x459829 [ 74.229206] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 74.229209] RSP: 002b:00007f2f2afbac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 74.229215] RAX: ffffffffffffffda RBX: 00007f2f2afbac90 RCX: 0000000000459829 [ 74.229218] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 74.229220] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 74.229223] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f2afbb6d4 [ 74.229226] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 74.248639] FAULT_INJECTION: forcing a failure. [ 74.248639] name failslab, interval 1, probability 0, space 0, times 0 [ 74.274021] FAULT_INJECTION: forcing a failure. [ 74.274021] name failslab, interval 1, probability 0, space 0, times 0 [ 74.285907] FAULT_INJECTION: forcing a failure. [ 74.285907] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 74.298999] CPU: 1 PID: 7285 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 74.303488] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.303492] Call Trace: [ 74.303507] dump_stack+0x123/0x177 [ 74.303520] should_fail.cold.4+0x5/0x13 [ 74.303530] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 74.314903] ? lock_downgrade+0x860/0x860 [ 74.314916] __should_failslab+0xba/0xf0 [ 74.314925] should_failslab+0x9/0x14 [ 74.314932] kmem_cache_alloc+0x2bc/0x730 [ 74.328996] ptlock_alloc+0x1d/0x70 [ 74.329006] pte_alloc_one+0x4e/0x130 [ 74.329012] __pte_alloc+0x1d/0x2f0 [ 74.329019] copy_page_range+0xe5e/0x1810 [ 74.329026] ? find_held_lock+0x36/0x1d0 [ 74.329037] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 74.329043] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 74.329052] ? pmd_alloc+0x110/0x110 [ 74.329060] ? __vma_link_rb+0x1fc/0x340 [ 74.329070] copy_process.part.35+0x37b9/0x7330 [ 74.329092] ? __cleanup_sighand+0x40/0x40 [ 74.345275] ? __f_unlock_pos+0xd/0x10 [ 74.345283] ? lock_downgrade+0x860/0x860 [ 74.345301] _do_fork+0x15d/0xba0 [ 74.393708] ? __sb_end_write+0xa4/0xd0 [ 74.450087] FAULT_INJECTION: forcing a failure. [ 74.450087] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 74.564545] ? fork_idle+0x250/0x250 [ 74.568253] ? ksys_write+0x1ce/0x260 [ 74.572055] ? do_sys_open+0x16e/0x350 [ 74.575939] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 74.580689] ? do_syscall_64+0x21/0x4e0 [ 74.584661] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.590027] __x64_sys_clone+0xba/0x140 [ 74.594003] do_syscall_64+0xd0/0x4e0 [ 74.597799] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.602980] RIP: 0033:0x459829 [ 74.606161] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 74.625057] RSP: 002b:00007f9acacddc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 74.632765] RAX: ffffffffffffffda RBX: 00007f9acacddc90 RCX: 0000000000459829 [ 74.640018] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 74.647276] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 74.654535] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacde6d4 [ 74.661809] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 74.669817] CPU: 0 PID: 7282 Comm: syz-executor.1 Not tainted 4.19.94-syzkaller #0 [ 74.677538] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.685983] FAULT_INJECTION: forcing a failure. [ 74.685983] name failslab, interval 1, probability 0, space 0, times 0 [ 74.698161] Call Trace: [ 74.698175] dump_stack+0x123/0x177 [ 74.698187] should_fail.cold.4+0x5/0x13 [ 74.708452] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 74.715032] ? __might_sleep+0x95/0x190 [ 74.719002] __alloc_pages_nodemask+0x1d5/0x710 [ 74.723657] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 74.728667] ? lock_downgrade+0x860/0x860 [ 74.732812] alloc_pages_current+0xd6/0x1b0 [ 74.737131] pte_alloc_one+0x14/0x130 [ 74.741024] __pte_alloc+0x1d/0x2f0 [ 74.744635] copy_page_range+0xe5e/0x1810 [ 74.748774] ? find_held_lock+0x36/0x1d0 [ 74.752839] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 74.758280] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 74.763123] ? pmd_alloc+0x110/0x110 [ 74.766831] ? __vma_link_rb+0x1fc/0x340 [ 74.770874] copy_process.part.35+0x37b9/0x7330 [ 74.775549] ? __cleanup_sighand+0x40/0x40 [ 74.779776] ? __f_unlock_pos+0xd/0x10 [ 74.783659] ? lock_downgrade+0x860/0x860 [ 74.787805] _do_fork+0x15d/0xba0 [ 74.791254] ? __sb_end_write+0xa4/0xd0 [ 74.795219] ? fork_idle+0x250/0x250 [ 74.798922] ? ksys_write+0x1ce/0x260 [ 74.802702] ? do_sys_open+0x16e/0x350 [ 74.806581] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 74.811435] ? do_syscall_64+0x21/0x4e0 [ 74.815402] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.820763] __x64_sys_clone+0xba/0x140 [ 74.824727] do_syscall_64+0xd0/0x4e0 [ 74.828526] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.833715] RIP: 0033:0x459829 [ 74.836898] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 74.855794] RSP: 002b:00007f539f038c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 74.863501] RAX: ffffffffffffffda RBX: 00007f539f038c90 RCX: 0000000000459829 [ 74.870752] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 74.878017] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 74.885269] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539f0396d4 [ 74.892649] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 74.899955] CPU: 1 PID: 7296 Comm: syz-executor.5 Not tainted 4.19.94-syzkaller #0 [ 74.907667] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.917020] Call Trace: [ 74.919610] dump_stack+0x123/0x177 [ 74.923228] should_fail.cold.4+0x5/0x13 [ 74.927273] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 74.932367] ? lock_downgrade+0x860/0x860 [ 74.936508] __should_failslab+0xba/0xf0 [ 74.940560] should_failslab+0x9/0x14 [ 74.944344] kmem_cache_alloc+0x2bc/0x730 [ 74.948539] ptlock_alloc+0x1d/0x70 [ 74.952174] pte_alloc_one+0x4e/0x130 [ 74.955974] copy_huge_pmd+0x69/0x510 [ 74.959772] copy_page_range+0x597/0x1810 [ 74.964346] ? find_held_lock+0x36/0x1d0 [ 74.968396] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 74.973829] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 74.978663] ? pmd_alloc+0x110/0x110 [ 74.982362] ? __vma_link_rb+0x1fc/0x340 [ 74.986410] copy_process.part.35+0x37b9/0x7330 [ 74.991080] ? __cleanup_sighand+0x40/0x40 [ 74.995312] ? __f_unlock_pos+0xd/0x10 [ 74.999188] ? lock_downgrade+0x860/0x860 [ 75.003332] _do_fork+0x15d/0xba0 [ 75.006764] ? __sb_end_write+0xa4/0xd0 [ 75.010755] ? fork_idle+0x250/0x250 [ 75.014489] ? ksys_write+0x1ce/0x260 [ 75.018283] ? do_sys_open+0x16e/0x350 [ 75.022301] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 75.027045] ? do_syscall_64+0x21/0x4e0 [ 75.031014] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 75.036376] __x64_sys_clone+0xba/0x140 [ 75.040343] do_syscall_64+0xd0/0x4e0 [ 75.044132] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 75.049303] RIP: 0033:0x459829 [ 75.052477] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 75.071363] RSP: 002b:00007f2f2afbac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 75.079072] RAX: ffffffffffffffda RBX: 00007f2f2afbac90 RCX: 0000000000459829 [ 75.086341] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 75.093592] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 75.100863] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f2afbb6d4 [ 75.108289] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 75.115563] CPU: 0 PID: 7289 Comm: syz-executor.2 Not tainted 4.19.94-syzkaller #0 [ 75.123278] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.132762] Call Trace: [ 75.135336] dump_stack+0x123/0x177 [ 75.138987] should_fail.cold.4+0x5/0x13 [ 75.143681] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 75.148781] ? lock_downgrade+0x860/0x860 [ 75.152913] __should_failslab+0xba/0xf0 [ 75.157012] should_failslab+0x9/0x14 [ 75.160794] kmem_cache_alloc+0x2bc/0x730 [ 75.164926] ptlock_alloc+0x1d/0x70 [ 75.168541] pte_alloc_one+0x4e/0x130 [ 75.172321] __pte_alloc+0x1d/0x2f0 [ 75.175961] copy_page_range+0xe5e/0x1810 [ 75.180141] ? find_held_lock+0x36/0x1d0 [ 75.184222] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 75.189651] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 75.194477] ? pmd_alloc+0x110/0x110 [ 75.198169] ? __vma_link_rb+0x1fc/0x340 [ 75.202208] copy_process.part.35+0x37b9/0x7330 [ 75.206872] ? __cleanup_sighand+0x40/0x40 [ 75.211085] ? __f_unlock_pos+0xd/0x10 [ 75.214955] ? lock_downgrade+0x860/0x860 [ 75.219086] _do_fork+0x15d/0xba0 [ 75.222527] ? __sb_end_write+0xa4/0xd0 [ 75.226478] ? fork_idle+0x250/0x250 [ 75.230190] ? ksys_write+0x1ce/0x260 [ 75.233972] ? do_sys_open+0x16e/0x350 [ 75.237841] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 75.242583] ? do_syscall_64+0x21/0x4e0 [ 75.246535] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 75.251879] __x64_sys_clone+0xba/0x140 [ 75.255830] do_syscall_64+0xd0/0x4e0 [ 75.259611] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 75.264774] RIP: 0033:0x459829 [ 75.267945] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 75.286824] RSP: 002b:00007f72745d5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 75.294524] RAX: ffffffffffffffda RBX: 00007f72745d5c90 RCX: 0000000000459829 [ 75.301786] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 75.309085] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 75.316337] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f72745d66d4 [ 75.323586] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 75.332289] CPU: 1 PID: 7290 Comm: syz-executor.4 Not tainted 4.19.94-syzkaller #0 [ 75.340016] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.349369] Call Trace: [ 75.351942] dump_stack+0x123/0x177 [ 75.355550] should_fail.cold.4+0x5/0x13 [ 75.359595] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 75.364868] ? __might_sleep+0x95/0x190 [ 75.368838] __alloc_pages_nodemask+0x1d5/0x710 [ 75.373632] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 75.378641] ? lock_downgrade+0x860/0x860 [ 75.382793] alloc_pages_current+0xd6/0x1b0 [ 75.387106] pte_alloc_one+0x14/0x130 [ 75.390894] __pte_alloc+0x1d/0x2f0 [ 75.394508] copy_page_range+0xe5e/0x1810 [ 75.399057] ? find_held_lock+0x36/0x1d0 [ 75.403108] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 75.408551] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 75.413384] ? pmd_alloc+0x110/0x110 [ 75.417082] ? __vma_link_rb+0x1fc/0x340 [ 75.421477] copy_process.part.35+0x37b9/0x7330 [ 75.426334] ? __cleanup_sighand+0x40/0x40 [ 75.430564] ? __f_unlock_pos+0xd/0x10 [ 75.434440] ? lock_downgrade+0x860/0x860 [ 75.438578] _do_fork+0x15d/0xba0 [ 75.442038] ? __sb_end_write+0xa4/0xd0 [ 75.446013] ? fork_idle+0x250/0x250 [ 75.449725] ? ksys_write+0x1ce/0x260 [ 75.453568] ? do_sys_open+0x16e/0x350 [ 75.457437] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 75.462172] ? do_syscall_64+0x21/0x4e0 [ 75.466235] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 75.471614] __x64_sys_clone+0xba/0x140 [ 75.475580] do_syscall_64+0xd0/0x4e0 [ 75.479376] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 75.484560] RIP: 0033:0x459829 [ 75.487740] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 75.506641] RSP: 002b:00007fca838c7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 75.514341] RAX: ffffffffffffffda RBX: 00007fca838c7c90 RCX: 0000000000459829 [ 75.521593] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 75.528850] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 75.536115] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca838c86d4 [ 75.543378] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 75.593220] FAULT_INJECTION: forcing a failure. [ 75.593220] name failslab, interval 1, probability 0, space 0, times 0 [ 75.619343] FAULT_INJECTION: forcing a failure. [ 75.619343] name failslab, interval 1, probability 0, space 0, times 0 [ 75.646762] FAULT_INJECTION: forcing a failure. [ 75.646762] name failslab, interval 1, probability 0, space 0, times 0 [ 75.649241] FAULT_INJECTION: forcing a failure. [ 75.649241] name failslab, interval 1, probability 0, space 0, times 0 [ 75.659367] FAULT_INJECTION: forcing a failure. [ 75.659367] name failslab, interval 1, probability 0, space 0, times 0 [ 75.676225] FAULT_INJECTION: forcing a failure. [ 75.676225] name failslab, interval 1, probability 0, space 0, times 0 [ 75.691777] CPU: 1 PID: 7312 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 75.699586] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.708958] Call Trace: [ 75.711556] dump_stack+0x123/0x177 [ 75.715174] should_fail.cold.4+0x5/0x13 [ 75.719233] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 75.724335] ? lock_downgrade+0x860/0x860 [ 75.728493] __should_failslab+0xba/0xf0 [ 75.732548] should_failslab+0x9/0x14 [ 75.736335] kmem_cache_alloc+0x2bc/0x730 [ 75.740479] ptlock_alloc+0x1d/0x70 [ 75.744104] pte_alloc_one+0x4e/0x130 [ 75.747889] __pte_alloc+0x1d/0x2f0 [ 75.751500] copy_page_range+0xe5e/0x1810 [ 75.755636] ? find_held_lock+0x36/0x1d0 [ 75.759699] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 75.765133] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 75.769962] ? pmd_alloc+0x110/0x110 [ 75.773682] ? __vma_link_rb+0x1fc/0x340 [ 75.777737] copy_process.part.35+0x37b9/0x7330 [ 75.782409] ? __cleanup_sighand+0x40/0x40 [ 75.786643] ? __f_unlock_pos+0xd/0x10 [ 75.790530] ? lock_downgrade+0x860/0x860 [ 75.794675] _do_fork+0x15d/0xba0 [ 75.798116] ? __sb_end_write+0xa4/0xd0 [ 75.802080] ? fork_idle+0x250/0x250 [ 75.805791] ? ksys_write+0x1ce/0x260 [ 75.809594] ? do_sys_open+0x16e/0x350 [ 75.813573] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 75.818382] ? do_syscall_64+0x21/0x4e0 [ 75.822374] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 75.827738] __x64_sys_clone+0xba/0x140 [ 75.831705] do_syscall_64+0xd0/0x4e0 [ 75.835493] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 75.840690] RIP: 0033:0x459829 [ 75.843869] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 75.862855] RSP: 002b:00007f01d6614c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 75.870553] RAX: ffffffffffffffda RBX: 00007f01d6614c90 RCX: 0000000000459829 [ 75.877809] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 75.885066] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 75.892321] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d66156d4 [ 75.899575] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 75.906855] CPU: 0 PID: 7299 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 75.914573] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.924027] Call Trace: [ 75.926602] dump_stack+0x123/0x177 [ 75.930219] should_fail.cold.4+0x5/0x13 [ 75.934266] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 75.939351] ? lock_downgrade+0x860/0x860 [ 75.943496] __should_failslab+0xba/0xf0 [ 75.947545] should_failslab+0x9/0x14 [ 75.951356] kmem_cache_alloc+0x2bc/0x730 [ 75.955486] ? pmd_alloc+0x110/0x110 [ 75.959272] vm_area_dup+0x1b/0x150 [ 75.963041] copy_process.part.35+0x31db/0x7330 [ 75.967842] ? __cleanup_sighand+0x40/0x40 [ 75.972077] ? __f_unlock_pos+0xd/0x10 [ 75.975973] ? lock_downgrade+0x860/0x860 [ 75.980157] _do_fork+0x15d/0xba0 [ 75.983595] ? __sb_end_write+0xa4/0xd0 [ 75.987562] ? fork_idle+0x250/0x250 [ 75.991262] ? ksys_write+0x1ce/0x260 [ 75.995048] ? do_sys_open+0x16e/0x350 [ 75.998922] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 76.003667] ? do_syscall_64+0x21/0x4e0 [ 76.007627] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.012977] __x64_sys_clone+0xba/0x140 [ 76.017045] do_syscall_64+0xd0/0x4e0 [ 76.020831] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.026057] RIP: 0033:0x459829 [ 76.029230] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 76.048129] RSP: 002b:00007f9acacddc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 76.055838] RAX: ffffffffffffffda RBX: 00007f9acacddc90 RCX: 0000000000459829 [ 76.063088] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 76.070339] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 76.077599] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacde6d4 [ 76.084868] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 76.092165] CPU: 1 PID: 7313 Comm: syz-executor.1 Not tainted 4.19.94-syzkaller #0 [ 76.099889] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 76.109238] Call Trace: [ 76.111822] dump_stack+0x123/0x177 [ 76.115433] should_fail.cold.4+0x5/0x13 [ 76.119486] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 76.127616] ? lock_downgrade+0x860/0x860 [ 76.131763] __should_failslab+0xba/0xf0 [ 76.135815] should_failslab+0x9/0x14 [ 76.139611] kmem_cache_alloc+0x2bc/0x730 [ 76.143745] ? anon_vma_clone+0x28e/0x3f0 [ 76.147891] ? anon_vma_fork+0xd3/0x450 [ 76.151865] anon_vma_fork+0x1be/0x450 [ 76.155742] copy_process.part.35+0x3a76/0x7330 [ 76.160421] ? __cleanup_sighand+0x40/0x40 [ 76.164638] ? __f_unlock_pos+0xd/0x10 [ 76.168510] ? lock_downgrade+0x860/0x860 [ 76.172647] _do_fork+0x15d/0xba0 [ 76.176099] ? __sb_end_write+0xa4/0xd0 [ 76.180060] ? fork_idle+0x250/0x250 [ 76.183753] ? ksys_write+0x1ce/0x260 [ 76.187548] ? do_sys_open+0x16e/0x350 [ 76.191420] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 76.196162] ? do_syscall_64+0x21/0x4e0 [ 76.200122] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.205476] __x64_sys_clone+0xba/0x140 [ 76.209458] do_syscall_64+0xd0/0x4e0 [ 76.213240] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.218424] RIP: 0033:0x459829 [ 76.221614] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 76.240529] RSP: 002b:00007f539f038c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 76.248223] RAX: ffffffffffffffda RBX: 00007f539f038c90 RCX: 0000000000459829 [ 76.255511] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 76.262766] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 76.270116] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539f0396d4 [ 76.277374] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 76.284653] CPU: 0 PID: 7314 Comm: syz-executor.4 Not tainted 4.19.94-syzkaller #0 [ 76.292365] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 76.301714] Call Trace: [ 76.304289] dump_stack+0x123/0x177 [ 76.307899] should_fail.cold.4+0x5/0x13 [ 76.311945] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 76.317028] ? lock_downgrade+0x860/0x860 [ 76.321160] __should_failslab+0xba/0xf0 [ 76.325203] should_failslab+0x9/0x14 [ 76.328982] kmem_cache_alloc+0x2bc/0x730 [ 76.333117] ptlock_alloc+0x1d/0x70 [ 76.336727] pte_alloc_one+0x4e/0x130 [ 76.340866] __pte_alloc+0x1d/0x2f0 [ 76.344482] copy_page_range+0xe5e/0x1810 [ 76.348617] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 76.353445] ? __rb_insert_augmented+0x2cd/0xeb0 [ 76.358184] ? pmd_alloc+0x110/0x110 [ 76.361881] ? __vma_link_rb+0x1fc/0x340 [ 76.365926] copy_process.part.35+0x37b9/0x7330 [ 76.370590] ? __cleanup_sighand+0x40/0x40 [ 76.374894] ? __f_unlock_pos+0xd/0x10 [ 76.378773] ? lock_downgrade+0x860/0x860 [ 76.382915] _do_fork+0x15d/0xba0 [ 76.386350] ? __sb_end_write+0xa4/0xd0 [ 76.390306] ? fork_idle+0x250/0x250 [ 76.394010] ? ksys_write+0x1ce/0x260 [ 76.397789] ? do_sys_open+0x16e/0x350 [ 76.401660] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 76.406395] ? do_syscall_64+0x21/0x4e0 [ 76.410351] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.415696] __x64_sys_clone+0xba/0x140 [ 76.419661] do_syscall_64+0xd0/0x4e0 [ 76.423447] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.428627] RIP: 0033:0x459829 [ 76.431803] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 76.450693] RSP: 002b:00007fca838c7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 76.458393] RAX: ffffffffffffffda RBX: 00007fca838c7c90 RCX: 0000000000459829 [ 76.465654] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 76.472908] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 76.480170] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca838c86d4 [ 76.487430] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 76.494734] CPU: 1 PID: 7302 Comm: syz-executor.5 Not tainted 4.19.94-syzkaller #0 [ 76.502447] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 76.511788] Call Trace: [ 76.514365] dump_stack+0x123/0x177 [ 76.517983] should_fail.cold.4+0x5/0x13 [ 76.522483] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 76.527567] ? lock_downgrade+0x860/0x860 [ 76.531710] __should_failslab+0xba/0xf0 [ 76.535754] should_failslab+0x9/0x14 [ 76.539541] kmem_cache_alloc+0x2bc/0x730 [ 76.543677] ptlock_alloc+0x1d/0x70 [ 76.547300] pte_alloc_one+0x4e/0x130 [ 76.551100] copy_huge_pmd+0x69/0x510 [ 76.554905] copy_page_range+0x597/0x1810 [ 76.559063] ? find_held_lock+0x36/0x1d0 [ 76.563128] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 76.568581] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 76.573427] ? pmd_alloc+0x110/0x110 [ 76.577126] ? __vma_link_rb+0x1fc/0x340 [ 76.581176] copy_process.part.35+0x37b9/0x7330 [ 76.586869] ? __cleanup_sighand+0x40/0x40 [ 76.591096] ? __f_unlock_pos+0xd/0x10 [ 76.594969] ? lock_downgrade+0x860/0x860 [ 76.599111] _do_fork+0x15d/0xba0 [ 76.602558] ? __sb_end_write+0xa4/0xd0 [ 76.606523] ? fork_idle+0x250/0x250 [ 76.610254] ? ksys_write+0x1ce/0x260 [ 76.614037] ? do_sys_open+0x16e/0x350 [ 76.617910] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 76.622662] ? do_syscall_64+0x21/0x4e0 [ 76.626620] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.631976] __x64_sys_clone+0xba/0x140 [ 76.635939] do_syscall_64+0xd0/0x4e0 [ 76.639737] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.644920] RIP: 0033:0x459829 [ 76.648183] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 76.667065] RSP: 002b:00007f2f2afbac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 76.674757] RAX: ffffffffffffffda RBX: 00007f2f2afbac90 RCX: 0000000000459829 [ 76.682008] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 76.689261] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 76.696511] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f2afbb6d4 [ 76.703764] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 76.711040] CPU: 0 PID: 7311 Comm: syz-executor.2 Not tainted 4.19.94-syzkaller #0 [ 76.718756] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 76.728107] Call Trace: [ 76.730847] dump_stack+0x123/0x177 [ 76.734462] should_fail.cold.4+0x5/0x13 [ 76.738504] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 76.743586] ? lock_downgrade+0x860/0x860 [ 76.747714] __should_failslab+0xba/0xf0 [ 76.751756] should_failslab+0x9/0x14 [ 76.755535] kmem_cache_alloc+0x2bc/0x730 [ 76.759835] ? pmd_alloc+0x110/0x110 [ 76.763538] vm_area_dup+0x1b/0x150 [ 76.767139] copy_process.part.35+0x31db/0x7330 [ 76.771806] ? __cleanup_sighand+0x40/0x40 [ 76.776022] ? __f_unlock_pos+0xd/0x10 [ 76.779908] ? lock_downgrade+0x860/0x860 [ 76.784041] _do_fork+0x15d/0xba0 [ 76.787468] ? __sb_end_write+0xa4/0xd0 [ 76.791417] ? fork_idle+0x250/0x250 [ 76.795105] ? ksys_write+0x1ce/0x260 [ 76.798882] ? do_sys_open+0x16e/0x350 [ 76.802746] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 76.807479] ? do_syscall_64+0x21/0x4e0 [ 76.811448] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.816788] __x64_sys_clone+0xba/0x140 [ 76.820737] do_syscall_64+0xd0/0x4e0 [ 76.824512] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.829680] RIP: 0033:0x459829 [ 76.832859] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 76.851824] RSP: 002b:00007f72745d5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 76.859508] RAX: ffffffffffffffda RBX: 00007f72745d5c90 RCX: 0000000000459829 [ 76.866755] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 76.874088] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 76.881337] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f72745d66d4 [ 76.888983] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 76.908148] FAULT_INJECTION: forcing a failure. [ 76.908148] name failslab, interval 1, probability 0, space 0, times 0 [ 76.921825] CPU: 0 PID: 7316 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 76.929554] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 76.929558] Call Trace: [ 76.929569] dump_stack+0x123/0x177 [ 76.929581] should_fail.cold.4+0x5/0x13 [ 76.929588] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 76.929595] ? lock_downgrade+0x860/0x860 [ 76.929606] __should_failslab+0xba/0xf0 [ 76.929614] should_failslab+0x9/0x14 [ 76.929620] kmem_cache_alloc+0x2bc/0x730 [ 76.929635] ptlock_alloc+0x1d/0x70 [ 76.951722] FAULT_INJECTION: forcing a failure. [ 76.951722] name failslab, interval 1, probability 0, space 0, times 0 [ 76.954348] pte_alloc_one+0x4e/0x130 [ 76.970483] __pte_alloc+0x1d/0x2f0 [ 76.970492] copy_page_range+0xe5e/0x1810 [ 76.970499] ? find_held_lock+0x36/0x1d0 [ 76.970510] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 77.006294] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 77.011123] ? pmd_alloc+0x110/0x110 [ 77.014823] ? __vma_link_rb+0x1fc/0x340 [ 77.018904] copy_process.part.35+0x37b9/0x7330 [ 77.023569] ? __cleanup_sighand+0x40/0x40 [ 77.027791] ? __f_unlock_pos+0xd/0x10 [ 77.031677] ? lock_downgrade+0x860/0x860 [ 77.035840] _do_fork+0x15d/0xba0 [ 77.039300] ? __sb_end_write+0xa4/0xd0 [ 77.043265] ? fork_idle+0x250/0x250 [ 77.047102] ? ksys_write+0x1ce/0x260 [ 77.050890] ? do_sys_open+0x16e/0x350 [ 77.054763] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 77.059500] ? do_syscall_64+0x21/0x4e0 [ 77.063482] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.068843] __x64_sys_clone+0xba/0x140 [ 77.072802] do_syscall_64+0xd0/0x4e0 [ 77.076585] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.081754] RIP: 0033:0x459829 [ 77.084928] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 77.103828] RSP: 002b:00007f01d6614c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 77.111520] RAX: ffffffffffffffda RBX: 00007f01d6614c90 RCX: 0000000000459829 [ 77.118772] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 77.126029] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 77.133282] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d66156d4 [ 77.140535] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 77.147821] CPU: 1 PID: 7324 Comm: syz-executor.1 Not tainted 4.19.94-syzkaller #0 2020/01/11 10:38:17 executed programs: 100 [ 77.155651] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 77.165008] Call Trace: [ 77.167599] dump_stack+0x123/0x177 [ 77.169950] FAULT_INJECTION: forcing a failure. [ 77.169950] name failslab, interval 1, probability 0, space 0, times 0 [ 77.171229] should_fail.cold.4+0x5/0x13 [ 77.186453] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 77.191557] ? lock_downgrade+0x860/0x860 [ 77.192932] FAULT_INJECTION: forcing a failure. [ 77.192932] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 77.195725] __should_failslab+0xba/0xf0 [ 77.195734] should_failslab+0x9/0x14 [ 77.195741] kmem_cache_alloc+0x2bc/0x730 [ 77.195754] ptlock_alloc+0x1d/0x70 [ 77.209782] FAULT_INJECTION: forcing a failure. [ 77.209782] name failslab, interval 1, probability 0, space 0, times 0 [ 77.211603] pte_alloc_one+0x4e/0x130 [ 77.238089] __pte_alloc+0x1d/0x2f0 [ 77.241704] copy_page_range+0xe5e/0x1810 [ 77.245835] ? find_held_lock+0x36/0x1d0 [ 77.249881] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 77.255349] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 77.260179] ? pmd_alloc+0x110/0x110 [ 77.263884] ? __vma_link_rb+0x1fc/0x340 [ 77.268041] copy_process.part.35+0x37b9/0x7330 [ 77.272714] ? __cleanup_sighand+0x40/0x40 [ 77.276937] ? __f_unlock_pos+0xd/0x10 [ 77.280832] ? lock_downgrade+0x860/0x860 [ 77.284990] _do_fork+0x15d/0xba0 [ 77.288435] ? __sb_end_write+0xa4/0xd0 [ 77.292409] ? fork_idle+0x250/0x250 [ 77.296117] ? ksys_write+0x1ce/0x260 [ 77.299995] ? do_sys_open+0x16e/0x350 [ 77.303868] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 77.308621] ? do_syscall_64+0x21/0x4e0 [ 77.312590] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.317937] __x64_sys_clone+0xba/0x140 [ 77.321896] do_syscall_64+0xd0/0x4e0 [ 77.325677] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.330857] RIP: 0033:0x459829 [ 77.334032] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 77.352918] RSP: 002b:00007f539f038c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 77.360609] RAX: ffffffffffffffda RBX: 00007f539f038c90 RCX: 0000000000459829 [ 77.367889] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 77.375153] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 77.382419] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539f0396d4 [ 77.389706] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 77.396989] CPU: 0 PID: 7326 Comm: syz-executor.4 Not tainted 4.19.94-syzkaller #0 [ 77.404699] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 77.404704] Call Trace: [ 77.416623] dump_stack+0x123/0x177 [ 77.420257] should_fail.cold.4+0x5/0x13 [ 77.424313] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 77.424321] ? lock_downgrade+0x860/0x860 [ 77.424334] __should_failslab+0xba/0xf0 [ 77.424343] should_failslab+0x9/0x14 [ 77.424349] kmem_cache_alloc+0x2bc/0x730 [ 77.437712] ptlock_alloc+0x1d/0x70 [ 77.437722] pte_alloc_one+0x4e/0x130 [ 77.437728] __pte_alloc+0x1d/0x2f0 [ 77.437736] copy_page_range+0xe5e/0x1810 [ 77.437742] ? find_held_lock+0x36/0x1d0 [ 77.437754] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 77.437760] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 77.437768] ? pmd_alloc+0x110/0x110 [ 77.445794] ? __vma_link_rb+0x1fc/0x340 [ 77.483069] copy_process.part.35+0x37b9/0x7330 [ 77.487741] ? __cleanup_sighand+0x40/0x40 [ 77.491966] ? __f_unlock_pos+0xd/0x10 [ 77.495840] ? lock_downgrade+0x860/0x860 [ 77.499989] _do_fork+0x15d/0xba0 [ 77.503423] ? __sb_end_write+0xa4/0xd0 [ 77.507380] ? fork_idle+0x250/0x250 [ 77.511076] ? ksys_write+0x1ce/0x260 [ 77.514861] ? do_sys_open+0x16e/0x350 [ 77.518737] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 77.523487] ? do_syscall_64+0x21/0x4e0 [ 77.527457] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.532808] __x64_sys_clone+0xba/0x140 [ 77.536764] do_syscall_64+0xd0/0x4e0 [ 77.540839] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.546012] RIP: 0033:0x459829 [ 77.549196] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 77.568082] RSP: 002b:00007fca838c7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 77.575772] RAX: ffffffffffffffda RBX: 00007fca838c7c90 RCX: 0000000000459829 [ 77.583025] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 77.590287] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 77.597548] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca838c86d4 [ 77.604807] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 77.612074] CPU: 1 PID: 7329 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 77.619788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 77.629277] Call Trace: [ 77.631861] dump_stack+0x123/0x177 [ 77.635489] should_fail.cold.4+0x5/0x13 [ 77.639570] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 77.644672] ? lock_downgrade+0x860/0x860 [ 77.648820] __should_failslab+0xba/0xf0 [ 77.652873] should_failslab+0x9/0x14 [ 77.656673] kmem_cache_alloc+0x2bc/0x730 [ 77.660815] ptlock_alloc+0x1d/0x70 [ 77.664451] pte_alloc_one+0x4e/0x130 [ 77.668236] copy_huge_pmd+0x69/0x510 [ 77.672026] copy_page_range+0x597/0x1810 [ 77.676178] ? find_held_lock+0x36/0x1d0 [ 77.680226] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 77.685658] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 77.690496] ? pmd_alloc+0x110/0x110 [ 77.694195] ? __vma_link_rb+0x1fc/0x340 [ 77.698239] copy_process.part.35+0x37b9/0x7330 [ 77.702905] ? __cleanup_sighand+0x40/0x40 [ 77.707121] ? __f_unlock_pos+0xd/0x10 [ 77.711001] ? lock_downgrade+0x860/0x860 [ 77.712438] FAULT_INJECTION: forcing a failure. [ 77.712438] name failslab, interval 1, probability 0, space 0, times 0 [ 77.715155] _do_fork+0x15d/0xba0 [ 77.729751] ? __sb_end_write+0xa4/0xd0 [ 77.733711] ? fork_idle+0x250/0x250 [ 77.737406] ? ksys_write+0x1ce/0x260 [ 77.741186] ? do_sys_open+0x16e/0x350 [ 77.745055] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 77.749794] ? do_syscall_64+0x21/0x4e0 [ 77.753751] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.759114] __x64_sys_clone+0xba/0x140 [ 77.763080] do_syscall_64+0xd0/0x4e0 [ 77.766865] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.772036] RIP: 0033:0x459829 [ 77.775211] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 77.794120] RSP: 002b:00007f9acacbcc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 77.801825] RAX: ffffffffffffffda RBX: 00007f9acacbcc90 RCX: 0000000000459829 [ 77.809090] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 77.818268] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 77.825523] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacbd6d4 [ 77.832779] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 77.840047] CPU: 0 PID: 7328 Comm: syz-executor.2 Not tainted 4.19.94-syzkaller #0 [ 77.847759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 77.857099] Call Trace: [ 77.859681] dump_stack+0x123/0x177 [ 77.863289] should_fail.cold.4+0x5/0x13 [ 77.867330] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 77.872424] ? __might_sleep+0x95/0x190 [ 77.876400] __alloc_pages_nodemask+0x1d5/0x710 [ 77.881050] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 77.886051] ? lock_downgrade+0x860/0x860 [ 77.890193] alloc_pages_current+0xd6/0x1b0 [ 77.894503] pte_alloc_one+0x14/0x130 [ 77.898284] __pte_alloc+0x1d/0x2f0 [ 77.901897] copy_page_range+0xe5e/0x1810 [ 77.906042] ? find_held_lock+0x36/0x1d0 [ 77.910110] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 77.915542] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 77.920367] ? pmd_alloc+0x110/0x110 [ 77.924062] ? __vma_link_rb+0x1fc/0x340 [ 77.928194] copy_process.part.35+0x37b9/0x7330 [ 77.932871] ? __cleanup_sighand+0x40/0x40 [ 77.937088] ? __f_unlock_pos+0xd/0x10 [ 77.940956] ? lock_downgrade+0x860/0x860 [ 77.945096] _do_fork+0x15d/0xba0 [ 77.948528] ? __sb_end_write+0xa4/0xd0 [ 77.952484] ? fork_idle+0x250/0x250 [ 77.956208] ? ksys_write+0x1ce/0x260 [ 77.960004] ? do_sys_open+0x16e/0x350 [ 77.963891] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 77.968634] ? do_syscall_64+0x21/0x4e0 [ 77.972596] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.977953] __x64_sys_clone+0xba/0x140 [ 77.981927] do_syscall_64+0xd0/0x4e0 [ 77.985715] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.990889] RIP: 0033:0x459829 [ 77.994063] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 78.013033] RSP: 002b:00007f72745d5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 78.020732] RAX: ffffffffffffffda RBX: 00007f72745d5c90 RCX: 0000000000459829 [ 78.027998] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 78.035249] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 78.042519] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f72745d66d4 [ 78.049777] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 78.057048] CPU: 1 PID: 7335 Comm: syz-executor.5 Not tainted 4.19.94-syzkaller #0 [ 78.064784] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 78.074134] Call Trace: [ 78.076716] dump_stack+0x123/0x177 [ 78.076729] should_fail.cold.4+0x5/0x13 [ 78.076736] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 78.076742] ? lock_downgrade+0x860/0x860 [ 78.076753] __should_failslab+0xba/0xf0 [ 78.076761] should_failslab+0x9/0x14 [ 78.076767] kmem_cache_alloc+0x2bc/0x730 [ 78.076781] ptlock_alloc+0x1d/0x70 [ 78.076789] pte_alloc_one+0x4e/0x130 [ 78.076795] copy_huge_pmd+0x69/0x510 [ 78.076805] copy_page_range+0x597/0x1810 [ 78.076811] ? find_held_lock+0x36/0x1d0 [ 78.076823] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 78.076829] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 78.076838] ? pmd_alloc+0x110/0x110 [ 78.076845] ? __vma_link_rb+0x1fc/0x340 [ 78.084511] copy_process.part.35+0x37b9/0x7330 [ 78.102675] FAULT_INJECTION: forcing a failure. [ 78.102675] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 78.105710] ? __cleanup_sighand+0x40/0x40 [ 78.105718] ? __f_unlock_pos+0xd/0x10 [ 78.105726] ? lock_downgrade+0x860/0x860 [ 78.172167] _do_fork+0x15d/0xba0 [ 78.175613] ? __sb_end_write+0xa4/0xd0 [ 78.179574] ? fork_idle+0x250/0x250 [ 78.183278] ? ksys_write+0x1ce/0x260 [ 78.187060] ? do_sys_open+0x16e/0x350 [ 78.190937] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 78.195674] ? do_syscall_64+0x21/0x4e0 [ 78.199638] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.205006] __x64_sys_clone+0xba/0x140 [ 78.208972] do_syscall_64+0xd0/0x4e0 [ 78.212764] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.218534] RIP: 0033:0x459829 [ 78.221725] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 78.240617] RSP: 002b:00007f2f2af78c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 78.248582] RAX: ffffffffffffffda RBX: 00007f2f2af78c90 RCX: 0000000000459829 [ 78.255842] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 78.263458] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 78.270713] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f2af796d4 [ 78.278052] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 78.285318] CPU: 0 PID: 7338 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 78.293029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 78.302383] Call Trace: [ 78.302398] dump_stack+0x123/0x177 [ 78.302410] should_fail.cold.4+0x5/0x13 [ 78.302418] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 78.302427] ? __might_sleep+0x95/0x190 [ 78.302438] __alloc_pages_nodemask+0x1d5/0x710 [ 78.308616] ? kasan_kmalloc+0xc7/0xe0 [ 78.308623] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 78.308629] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.308641] alloc_pages_current+0xd6/0x1b0 [ 78.308655] pte_alloc_one+0x14/0x130 [ 78.308661] copy_huge_pmd+0x69/0x510 [ 78.308673] copy_page_range+0x597/0x1810 [ 78.323172] FAULT_INJECTION: forcing a failure. [ 78.323172] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 78.326423] ? find_held_lock+0x36/0x1d0 [ 78.326437] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 78.326444] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 78.326452] ? pmd_alloc+0x110/0x110 [ 78.326459] ? __vma_link_rb+0x1fc/0x340 [ 78.326468] copy_process.part.35+0x37b9/0x7330 [ 78.326490] ? __cleanup_sighand+0x40/0x40 [ 78.326497] ? __f_unlock_pos+0xd/0x10 [ 78.326502] ? lock_downgrade+0x860/0x860 [ 78.326520] _do_fork+0x15d/0xba0 [ 78.326526] ? __sb_end_write+0xa4/0xd0 [ 78.326534] ? fork_idle+0x250/0x250 [ 78.326541] ? ksys_write+0x1ce/0x260 [ 78.326545] ? do_sys_open+0x16e/0x350 [ 78.326553] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 78.326559] ? do_syscall_64+0x21/0x4e0 [ 78.326565] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.326572] __x64_sys_clone+0xba/0x140 [ 78.345292] do_syscall_64+0xd0/0x4e0 [ 78.345303] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.345308] RIP: 0033:0x459829 [ 78.345315] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 78.355353] FAULT_INJECTION: forcing a failure. [ 78.355353] name failslab, interval 1, probability 0, space 0, times 0 [ 78.357015] RSP: 002b:00007f01d6614c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 78.357021] RAX: ffffffffffffffda RBX: 00007f01d6614c90 RCX: 0000000000459829 [ 78.357024] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 78.357027] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 78.357030] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d66156d4 [ 78.357033] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 78.374087] CPU: 1 PID: 7340 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 78.383220] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 78.383223] Call Trace: [ 78.383236] dump_stack+0x123/0x177 [ 78.383247] should_fail.cold.4+0x5/0x13 [ 78.383254] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 78.391010] ? __might_sleep+0x95/0x190 [ 78.425730] FAULT_INJECTION: forcing a failure. [ 78.425730] name failslab, interval 1, probability 0, space 0, times 0 [ 78.426689] __alloc_pages_nodemask+0x1d5/0x710 [ 78.426697] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 78.426706] ? lock_downgrade+0x860/0x860 [ 78.426716] alloc_pages_current+0xd6/0x1b0 [ 78.426726] pte_alloc_one+0x14/0x130 [ 78.600992] __pte_alloc+0x1d/0x2f0 [ 78.604756] copy_page_range+0xe5e/0x1810 [ 78.608908] ? find_held_lock+0x36/0x1d0 [ 78.613134] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 78.618573] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 78.623414] ? pmd_alloc+0x110/0x110 [ 78.627245] ? __vma_link_rb+0x1fc/0x340 [ 78.631303] copy_process.part.35+0x37b9/0x7330 [ 78.635970] ? __cleanup_sighand+0x40/0x40 [ 78.640191] ? __f_unlock_pos+0xd/0x10 [ 78.644064] ? lock_downgrade+0x860/0x860 [ 78.648207] _do_fork+0x15d/0xba0 [ 78.651659] ? __sb_end_write+0xa4/0xd0 [ 78.655617] ? fork_idle+0x250/0x250 [ 78.659316] ? ksys_write+0x1ce/0x260 [ 78.663101] ? do_sys_open+0x16e/0x350 [ 78.666985] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 78.671815] ? do_syscall_64+0x21/0x4e0 [ 78.675771] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.681118] __x64_sys_clone+0xba/0x140 [ 78.685424] do_syscall_64+0xd0/0x4e0 [ 78.689210] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.694382] RIP: 0033:0x459829 [ 78.697562] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 78.716455] RSP: 002b:00007f9acacddc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 78.724148] RAX: ffffffffffffffda RBX: 00007f9acacddc90 RCX: 0000000000459829 [ 78.731837] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 78.739087] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 78.746362] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacde6d4 [ 78.753635] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 78.760918] CPU: 0 PID: 7344 Comm: syz-executor.5 Not tainted 4.19.94-syzkaller #0 [ 78.768635] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 78.778001] Call Trace: [ 78.780584] dump_stack+0x123/0x177 [ 78.784247] should_fail.cold.4+0x5/0x13 [ 78.788307] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 78.793396] ? lock_downgrade+0x860/0x860 [ 78.797532] __should_failslab+0xba/0xf0 [ 78.801577] should_failslab+0x9/0x14 [ 78.805361] kmem_cache_alloc+0x2bc/0x730 [ 78.809488] ? anon_vma_clone+0x28e/0x3f0 [ 78.813619] ? anon_vma_fork+0xd3/0x450 [ 78.817754] anon_vma_fork+0x1be/0x450 [ 78.821625] copy_process.part.35+0x3a76/0x7330 [ 78.826288] ? __cleanup_sighand+0x40/0x40 [ 78.830510] ? __f_unlock_pos+0xd/0x10 [ 78.834403] ? lock_downgrade+0x860/0x860 [ 78.838550] _do_fork+0x15d/0xba0 [ 78.841992] ? __sb_end_write+0xa4/0xd0 [ 78.845952] ? fork_idle+0x250/0x250 [ 78.849656] ? ksys_write+0x1ce/0x260 [ 78.853446] ? do_sys_open+0x16e/0x350 [ 78.857314] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 78.862139] ? do_syscall_64+0x21/0x4e0 [ 78.866143] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.871506] __x64_sys_clone+0xba/0x140 [ 78.875487] do_syscall_64+0xd0/0x4e0 [ 78.879290] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.884487] RIP: 0033:0x459829 [ 78.887669] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 78.910247] RSP: 002b:00007f2f2afbac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 78.917944] RAX: ffffffffffffffda RBX: 00007f2f2afbac90 RCX: 0000000000459829 [ 78.925212] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 78.932463] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 78.939733] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f2afbb6d4 [ 78.946994] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 78.954261] CPU: 1 PID: 7347 Comm: syz-executor.1 Not tainted 4.19.94-syzkaller #0 [ 78.961990] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 78.971331] Call Trace: [ 78.971343] dump_stack+0x123/0x177 [ 78.971354] should_fail.cold.4+0x5/0x13 [ 78.971361] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 78.971367] ? lock_downgrade+0x860/0x860 [ 78.971378] __should_failslab+0xba/0xf0 [ 78.971386] should_failslab+0x9/0x14 [ 78.971393] kmem_cache_alloc+0x2bc/0x730 [ 78.994935] ptlock_alloc+0x1d/0x70 [ 78.994945] pte_alloc_one+0x4e/0x130 [ 78.994950] __pte_alloc+0x1d/0x2f0 [ 79.002882] copy_page_range+0xe5e/0x1810 [ 79.002890] ? find_held_lock+0x36/0x1d0 [ 79.002902] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 79.026539] FAULT_INJECTION: forcing a failure. [ 79.026539] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 79.027775] ? pmd_alloc+0x110/0x110 [ 79.043281] ? __vma_link_rb+0x1fc/0x340 [ 79.047359] copy_process.part.35+0x37b9/0x7330 [ 79.052031] ? __cleanup_sighand+0x40/0x40 [ 79.056261] ? __f_unlock_pos+0xd/0x10 [ 79.060142] ? lock_downgrade+0x860/0x860 [ 79.064288] _do_fork+0x15d/0xba0 [ 79.067724] ? __sb_end_write+0xa4/0xd0 [ 79.071682] ? fork_idle+0x250/0x250 [ 79.075378] ? ksys_write+0x1ce/0x260 [ 79.079162] ? do_sys_open+0x16e/0x350 [ 79.083045] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 79.087795] ? do_syscall_64+0x21/0x4e0 [ 79.091753] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 79.094253] FAULT_INJECTION: forcing a failure. [ 79.094253] name failslab, interval 1, probability 0, space 0, times 0 [ 79.097112] __x64_sys_clone+0xba/0x140 [ 79.097123] do_syscall_64+0xd0/0x4e0 [ 79.097133] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 79.097139] RIP: 0033:0x459829 [ 79.097145] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 79.097148] RSP: 002b:00007f539f017c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 79.097153] RAX: ffffffffffffffda RBX: 00007f539f017c90 RCX: 0000000000459829 [ 79.097156] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 79.097159] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 79.097162] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539f0186d4 [ 79.097165] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 79.107407] CPU: 1 PID: 7350 Comm: syz-executor.4 Not tainted 4.19.94-syzkaller #0 [ 79.124616] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 79.165864] Call Trace: [ 79.165877] dump_stack+0x123/0x177 [ 79.165890] should_fail.cold.4+0x5/0x13 [ 79.215596] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 79.220700] ? __might_sleep+0x95/0x190 [ 79.224682] __alloc_pages_nodemask+0x1d5/0x710 [ 79.229357] ? kasan_kmalloc+0xc7/0xe0 [ 79.233252] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 79.233621] FAULT_INJECTION: forcing a failure. [ 79.233621] name failslab, interval 1, probability 0, space 0, times 0 [ 79.238287] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 79.238302] alloc_pages_current+0xd6/0x1b0 [ 79.238312] pte_alloc_one+0x14/0x130 [ 79.238319] copy_huge_pmd+0x69/0x510 [ 79.238329] copy_page_range+0x597/0x1810 [ 79.238336] ? find_held_lock+0x36/0x1d0 [ 79.238347] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 79.238354] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 79.238363] ? pmd_alloc+0x110/0x110 [ 79.238370] ? __vma_link_rb+0x1fc/0x340 [ 79.238378] copy_process.part.35+0x37b9/0x7330 [ 79.238401] ? __cleanup_sighand+0x40/0x40 [ 79.303332] ? __f_unlock_pos+0xd/0x10 [ 79.307211] ? lock_downgrade+0x860/0x860 [ 79.311496] _do_fork+0x15d/0xba0 [ 79.314938] ? __sb_end_write+0xa4/0xd0 [ 79.318915] ? fork_idle+0x250/0x250 [ 79.322626] ? ksys_write+0x1ce/0x260 [ 79.326418] ? do_sys_open+0x16e/0x350 [ 79.330340] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 79.335092] ? do_syscall_64+0x21/0x4e0 [ 79.339053] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 79.344406] __x64_sys_clone+0xba/0x140 [ 79.348381] do_syscall_64+0xd0/0x4e0 [ 79.352173] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 79.357345] RIP: 0033:0x459829 [ 79.360527] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 79.379415] RSP: 002b:00007fca838c7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 79.387118] RAX: ffffffffffffffda RBX: 00007fca838c7c90 RCX: 0000000000459829 [ 79.394377] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 79.401637] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 79.408982] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca838c86d4 [ 79.416259] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 79.423672] CPU: 0 PID: 7355 Comm: syz-executor.2 Not tainted 4.19.94-syzkaller #0 [ 79.431486] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 79.441642] Call Trace: [ 79.444228] dump_stack+0x123/0x177 [ 79.447841] should_fail.cold.4+0x5/0x13 [ 79.451904] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 79.457010] ? lock_downgrade+0x860/0x860 [ 79.461163] __should_failslab+0xba/0xf0 [ 79.465228] should_failslab+0x9/0x14 [ 79.469032] kmem_cache_alloc+0x2bc/0x730 [ 79.473339] ? pmd_alloc+0x110/0x110 [ 79.477054] vm_area_dup+0x1b/0x150 [ 79.480782] copy_process.part.35+0x31db/0x7330 [ 79.485463] ? __cleanup_sighand+0x40/0x40 [ 79.489689] ? __f_unlock_pos+0xd/0x10 [ 79.493565] ? lock_downgrade+0x860/0x860 [ 79.497753] _do_fork+0x15d/0xba0 [ 79.501201] ? __sb_end_write+0xa4/0xd0 [ 79.505164] ? fork_idle+0x250/0x250 [ 79.508892] ? ksys_write+0x1ce/0x260 [ 79.515209] ? do_sys_open+0x16e/0x350 [ 79.519088] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 79.523942] ? do_syscall_64+0x21/0x4e0 [ 79.527910] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 79.533275] __x64_sys_clone+0xba/0x140 [ 79.537241] do_syscall_64+0xd0/0x4e0 [ 79.541141] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 79.546319] RIP: 0033:0x459829 [ 79.549499] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 79.568698] RSP: 002b:00007f72745b4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 79.576400] RAX: ffffffffffffffda RBX: 00007f72745b4c90 RCX: 0000000000459829 [ 79.583671] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 79.590931] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 79.598539] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f72745b56d4 [ 79.605931] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 79.613221] CPU: 1 PID: 7358 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 79.620938] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 79.620942] Call Trace: [ 79.620959] dump_stack+0x123/0x177 [ 79.620969] should_fail.cold.4+0x5/0x13 [ 79.620977] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 79.620983] ? lock_downgrade+0x860/0x860 [ 79.620994] __should_failslab+0xba/0xf0 [ 79.640708] should_failslab+0x9/0x14 [ 79.657896] kmem_cache_alloc+0x2bc/0x730 [ 79.662053] ptlock_alloc+0x1d/0x70 [ 79.665685] pte_alloc_one+0x4e/0x130 [ 79.669487] copy_huge_pmd+0x69/0x510 [ 79.673299] copy_page_range+0x597/0x1810 [ 79.677964] ? find_held_lock+0x36/0x1d0 [ 79.682024] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 79.687460] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 79.687467] ? pmd_alloc+0x110/0x110 [ 79.687474] ? __vma_link_rb+0x1fc/0x340 [ 79.687484] copy_process.part.35+0x37b9/0x7330 [ 79.687507] ? __cleanup_sighand+0x40/0x40 [ 79.687514] ? __f_unlock_pos+0xd/0x10 [ 79.687520] ? lock_downgrade+0x860/0x860 [ 79.687545] _do_fork+0x15d/0xba0 [ 79.698590] FAULT_INJECTION: forcing a failure. [ 79.698590] name failslab, interval 1, probability 0, space 0, times 0 [ 79.700127] ? __sb_end_write+0xa4/0xd0 [ 79.700136] ? fork_idle+0x250/0x250 [ 79.700143] ? ksys_write+0x1ce/0x260 [ 79.700148] ? do_sys_open+0x16e/0x350 [ 79.700156] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 79.752438] ? do_syscall_64+0x21/0x4e0 [ 79.756416] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 79.761778] __x64_sys_clone+0xba/0x140 [ 79.765751] do_syscall_64+0xd0/0x4e0 [ 79.769545] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 79.774757] RIP: 0033:0x459829 [ 79.777939] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 79.796938] RSP: 002b:00007f01d6614c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 79.804636] RAX: ffffffffffffffda RBX: 00007f01d6614c90 RCX: 0000000000459829 [ 79.811896] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 79.819175] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 79.826447] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d66156d4 [ 79.833792] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 79.841069] CPU: 0 PID: 7361 Comm: syz-executor.1 Not tainted 4.19.94-syzkaller #0 [ 79.848801] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 79.858063] FAULT_INJECTION: forcing a failure. [ 79.858063] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 79.858153] Call Trace: [ 79.872531] dump_stack+0x123/0x177 [ 79.876150] should_fail.cold.4+0x5/0x13 [ 79.880214] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 79.885301] ? lock_downgrade+0x860/0x860 [ 79.889449] __should_failslab+0xba/0xf0 [ 79.893509] should_failslab+0x9/0x14 [ 79.897318] kmem_cache_alloc+0x2bc/0x730 [ 79.901538] ? pmd_alloc+0x110/0x110 [ 79.905260] vm_area_dup+0x1b/0x150 [ 79.909406] copy_process.part.35+0x31db/0x7330 [ 79.914070] ? __cleanup_sighand+0x40/0x40 [ 79.918286] ? __f_unlock_pos+0xd/0x10 [ 79.922157] ? lock_downgrade+0x860/0x860 [ 79.926295] _do_fork+0x15d/0xba0 [ 79.929733] ? __sb_end_write+0xa4/0xd0 [ 79.933706] ? fork_idle+0x250/0x250 [ 79.937418] ? ksys_write+0x1ce/0x260 [ 79.941214] ? do_sys_open+0x16e/0x350 [ 79.945095] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 79.949838] ? do_syscall_64+0x21/0x4e0 [ 79.953807] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 79.959168] __x64_sys_clone+0xba/0x140 [ 79.963139] do_syscall_64+0xd0/0x4e0 [ 79.966929] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 79.972103] RIP: 0033:0x459829 [ 79.975279] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 79.994166] RSP: 002b:00007f539f038c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 80.001869] RAX: ffffffffffffffda RBX: 00007f539f038c90 RCX: 0000000000459829 [ 80.009122] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 80.016376] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 80.023628] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539f0396d4 [ 80.030884] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 80.038149] CPU: 1 PID: 7364 Comm: syz-executor.2 Not tainted 4.19.94-syzkaller #0 [ 80.045870] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 80.045875] Call Trace: [ 80.057803] dump_stack+0x123/0x177 [ 80.061446] should_fail.cold.4+0x5/0x13 [ 80.065515] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 80.070615] ? __might_sleep+0x95/0x190 [ 80.070631] __alloc_pages_nodemask+0x1d5/0x710 [ 80.070640] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 80.070645] ? find_held_lock+0x36/0x1d0 [ 80.070658] alloc_pages_current+0xd6/0x1b0 [ 80.084303] pte_alloc_one+0x14/0x130 [ 80.084312] __pte_alloc+0x1d/0x2f0 [ 80.084320] copy_page_range+0xe5e/0x1810 [ 80.084328] ? find_held_lock+0x36/0x1d0 [ 80.084340] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 80.092727] ? pmd_alloc+0x110/0x110 [ 80.092736] ? __vma_link_rb+0x1fc/0x340 [ 80.092745] copy_process.part.35+0x37b9/0x7330 [ 80.092770] ? __cleanup_sighand+0x40/0x40 [ 80.092778] ? __f_unlock_pos+0xd/0x10 [ 80.107273] FAULT_INJECTION: forcing a failure. [ 80.107273] name failslab, interval 1, probability 0, space 0, times 0 [ 80.108529] ? lock_downgrade+0x860/0x860 [ 80.108549] _do_fork+0x15d/0xba0 [ 80.153201] ? __sb_end_write+0xa4/0xd0 [ 80.157169] ? fork_idle+0x250/0x250 [ 80.160882] ? ksys_write+0x1ce/0x260 [ 80.164695] ? do_sys_open+0x16e/0x350 [ 80.168580] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 80.173624] ? do_syscall_64+0x21/0x4e0 [ 80.177602] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 80.182965] __x64_sys_clone+0xba/0x140 [ 80.186942] do_syscall_64+0xd0/0x4e0 [ 80.190739] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 80.196176] RIP: 0033:0x459829 [ 80.199358] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 80.218253] RSP: 002b:00007f72745d5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 80.219872] FAULT_INJECTION: forcing a failure. [ 80.219872] name failslab, interval 1, probability 0, space 0, times 0 [ 80.225956] RAX: ffffffffffffffda RBX: 00007f72745d5c90 RCX: 0000000000459829 [ 80.225959] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 80.225963] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 80.225966] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f72745d66d4 [ 80.225969] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 80.236589] CPU: 1 PID: 7370 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 80.281522] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 80.290862] Call Trace: [ 80.293446] dump_stack+0x123/0x177 [ 80.297080] should_fail.cold.4+0x5/0x13 [ 80.301272] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 80.306393] ? lock_downgrade+0x860/0x860 [ 80.310535] __should_failslab+0xba/0xf0 [ 80.314579] should_failslab+0x9/0x14 [ 80.318373] kmem_cache_alloc+0x2bc/0x730 [ 80.322514] ? pmd_alloc+0x110/0x110 [ 80.326215] vm_area_dup+0x1b/0x150 [ 80.329839] copy_process.part.35+0x31db/0x7330 [ 80.334518] ? __cleanup_sighand+0x40/0x40 [ 80.338742] ? __f_unlock_pos+0xd/0x10 [ 80.342704] ? lock_downgrade+0x860/0x860 [ 80.347103] _do_fork+0x15d/0xba0 [ 80.350551] ? __sb_end_write+0xa4/0xd0 [ 80.354506] ? fork_idle+0x250/0x250 [ 80.358203] ? ksys_write+0x1ce/0x260 [ 80.361995] ? do_sys_open+0x16e/0x350 [ 80.365868] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 80.370612] ? do_syscall_64+0x21/0x4e0 [ 80.374573] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 80.379931] __x64_sys_clone+0xba/0x140 [ 80.383898] do_syscall_64+0xd0/0x4e0 [ 80.387770] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 80.392961] RIP: 0033:0x459829 [ 80.396140] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 80.415040] RSP: 002b:00007f9acacbcc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 80.422739] RAX: ffffffffffffffda RBX: 00007f9acacbcc90 RCX: 0000000000459829 [ 80.429991] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 80.437246] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 80.444519] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacbd6d4 [ 80.451787] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 80.459832] CPU: 0 PID: 7372 Comm: syz-executor.5 Not tainted 4.19.94-syzkaller #0 [ 80.468682] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 80.468685] Call Trace: [ 80.468697] dump_stack+0x123/0x177 [ 80.468710] should_fail.cold.4+0x5/0x13 [ 80.468719] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 80.480655] ? lock_downgrade+0x860/0x860 [ 80.480669] __should_failslab+0xba/0xf0 [ 80.480678] should_failslab+0x9/0x14 [ 80.480684] kmem_cache_alloc+0x2bc/0x730 [ 80.502834] FAULT_INJECTION: forcing a failure. [ 80.502834] name failslab, interval 1, probability 0, space 0, times 0 [ 80.505599] ? pmd_alloc+0x110/0x110 [ 80.505611] vm_area_dup+0x1b/0x150 [ 80.505618] copy_process.part.35+0x31db/0x7330 [ 80.505640] ? __cleanup_sighand+0x40/0x40 [ 80.537207] ? __f_unlock_pos+0xd/0x10 [ 80.541076] ? lock_downgrade+0x860/0x860 [ 80.545217] _do_fork+0x15d/0xba0 [ 80.548659] ? __sb_end_write+0xa4/0xd0 [ 80.552616] ? fork_idle+0x250/0x250 [ 80.556335] ? ksys_write+0x1ce/0x260 [ 80.560130] ? do_sys_open+0x16e/0x350 [ 80.564002] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 80.568738] ? do_syscall_64+0x21/0x4e0 [ 80.572696] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 80.578045] __x64_sys_clone+0xba/0x140 [ 80.582088] do_syscall_64+0xd0/0x4e0 [ 80.585875] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 80.591061] RIP: 0033:0x459829 [ 80.597454] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 80.616337] RSP: 002b:00007f2f2af99c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 80.624036] RAX: ffffffffffffffda RBX: 00007f2f2af99c90 RCX: 0000000000459829 [ 80.631290] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 80.638543] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 80.645813] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f2af9a6d4 [ 80.653064] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 80.660343] CPU: 1 PID: 7375 Comm: syz-executor.4 Not tainted 4.19.94-syzkaller #0 [ 80.668146] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 80.677520] Call Trace: [ 80.677532] dump_stack+0x123/0x177 [ 80.677543] should_fail.cold.4+0x5/0x13 [ 80.677552] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 80.677559] ? lock_downgrade+0x860/0x860 [ 80.677571] __should_failslab+0xba/0xf0 [ 80.677579] should_failslab+0x9/0x14 [ 80.677585] kmem_cache_alloc+0x2bc/0x730 [ 80.677597] ptlock_alloc+0x1d/0x70 [ 80.677606] pte_alloc_one+0x4e/0x130 [ 80.677612] __pte_alloc+0x1d/0x2f0 [ 80.677619] copy_page_range+0xe5e/0x1810 [ 80.677625] ? find_held_lock+0x36/0x1d0 [ 80.677638] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 80.677644] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 80.677652] ? pmd_alloc+0x110/0x110 [ 80.684789] ? __vma_link_rb+0x1fc/0x340 [ 80.713031] FAULT_INJECTION: forcing a failure. [ 80.713031] name failslab, interval 1, probability 0, space 0, times 0 [ 80.713984] copy_process.part.35+0x37b9/0x7330 [ 80.714007] ? __cleanup_sighand+0x40/0x40 [ 80.767606] ? __f_unlock_pos+0xd/0x10 [ 80.771487] ? lock_downgrade+0x860/0x860 [ 80.776239] _do_fork+0x15d/0xba0 [ 80.779683] ? __sb_end_write+0xa4/0xd0 [ 80.783640] ? fork_idle+0x250/0x250 [ 80.787340] ? ksys_write+0x1ce/0x260 [ 80.791147] ? do_sys_open+0x16e/0x350 [ 80.795018] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 80.799755] ? do_syscall_64+0x21/0x4e0 [ 80.803713] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 80.809150] __x64_sys_clone+0xba/0x140 [ 80.813117] do_syscall_64+0xd0/0x4e0 [ 80.816906] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 80.822076] RIP: 0033:0x459829 [ 80.825253] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 80.844145] RSP: 002b:00007fca838c7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 80.851864] RAX: ffffffffffffffda RBX: 00007fca838c7c90 RCX: 0000000000459829 [ 80.859125] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 80.866385] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 80.866388] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca838c86d4 [ 80.866391] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 80.872462] CPU: 1 PID: 7377 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 80.895971] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 80.895976] Call Trace: [ 80.895988] dump_stack+0x123/0x177 [ 80.896000] should_fail.cold.4+0x5/0x13 [ 80.896007] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 80.896014] ? lock_downgrade+0x860/0x860 [ 80.896026] __should_failslab+0xba/0xf0 [ 80.896034] should_failslab+0x9/0x14 [ 80.896040] kmem_cache_alloc+0x2bc/0x730 [ 80.896054] ptlock_alloc+0x1d/0x70 [ 80.896063] pte_alloc_one+0x4e/0x130 [ 80.896068] copy_huge_pmd+0x69/0x510 [ 80.896081] copy_page_range+0x597/0x1810 [ 80.913662] FAULT_INJECTION: forcing a failure. [ 80.913662] name failslab, interval 1, probability 0, space 0, times 0 [ 80.915667] ? find_held_lock+0x36/0x1d0 [ 80.915682] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 80.915689] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 80.924925] ? pmd_alloc+0x110/0x110 [ 80.936881] ? __vma_link_rb+0x1fc/0x340 [ 80.936892] copy_process.part.35+0x37b9/0x7330 [ 80.936914] ? __cleanup_sighand+0x40/0x40 [ 80.994427] ? __f_unlock_pos+0xd/0x10 [ 80.998305] ? lock_downgrade+0x860/0x860 [ 81.002450] _do_fork+0x15d/0xba0 [ 81.005888] ? __sb_end_write+0xa4/0xd0 [ 81.009983] ? fork_idle+0x250/0x250 [ 81.013697] ? ksys_write+0x1ce/0x260 [ 81.017484] ? do_sys_open+0x16e/0x350 [ 81.021356] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 81.026102] ? do_syscall_64+0x21/0x4e0 [ 81.030073] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 81.035515] __x64_sys_clone+0xba/0x140 [ 81.039492] do_syscall_64+0xd0/0x4e0 [ 81.043294] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 81.048469] RIP: 0033:0x459829 [ 81.051746] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 81.070635] RSP: 002b:00007f01d6614c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 81.078330] RAX: ffffffffffffffda RBX: 00007f01d6614c90 RCX: 0000000000459829 [ 81.085584] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 81.092836] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 81.100099] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d66156d4 [ 81.107451] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 81.114730] CPU: 0 PID: 7380 Comm: syz-executor.5 Not tainted 4.19.94-syzkaller #0 [ 81.122442] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 81.131071] FAULT_INJECTION: forcing a failure. [ 81.131071] name failslab, interval 1, probability 0, space 0, times 0 [ 81.131793] Call Trace: [ 81.145541] dump_stack+0x123/0x177 [ 81.149155] should_fail.cold.4+0x5/0x13 [ 81.153200] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 81.158288] ? lock_downgrade+0x860/0x860 [ 81.162432] __should_failslab+0xba/0xf0 [ 81.166492] should_failslab+0x9/0x14 [ 81.170280] kmem_cache_alloc+0x2bc/0x730 [ 81.174417] ptlock_alloc+0x1d/0x70 [ 81.178697] pte_alloc_one+0x4e/0x130 [ 81.182486] copy_huge_pmd+0x69/0x510 [ 81.186282] copy_page_range+0x597/0x1810 [ 81.190418] ? find_held_lock+0x36/0x1d0 [ 81.194471] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 81.199911] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 81.204737] ? pmd_alloc+0x110/0x110 [ 81.208430] ? __vma_link_rb+0x1fc/0x340 [ 81.212477] copy_process.part.35+0x37b9/0x7330 [ 81.217142] ? __cleanup_sighand+0x40/0x40 [ 81.221355] ? __f_unlock_pos+0xd/0x10 [ 81.225225] ? lock_downgrade+0x860/0x860 [ 81.230317] _do_fork+0x15d/0xba0 [ 81.233751] ? __sb_end_write+0xa4/0xd0 [ 81.237713] ? fork_idle+0x250/0x250 [ 81.241412] ? ksys_write+0x1ce/0x260 [ 81.245201] ? do_sys_open+0x16e/0x350 [ 81.249075] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 81.253808] ? do_syscall_64+0x21/0x4e0 [ 81.257764] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 81.263111] __x64_sys_clone+0xba/0x140 [ 81.267070] do_syscall_64+0xd0/0x4e0 [ 81.270967] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 81.276136] RIP: 0033:0x459829 [ 81.279312] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 81.298220] RSP: 002b:00007f2f2afbac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 81.305914] RAX: ffffffffffffffda RBX: 00007f2f2afbac90 RCX: 0000000000459829 [ 81.313165] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 81.320417] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 81.327672] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f2afbb6d4 [ 81.334931] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 81.342200] CPU: 1 PID: 7385 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 81.349904] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 81.349908] Call Trace: [ 81.349919] dump_stack+0x123/0x177 [ 81.349930] should_fail.cold.4+0x5/0x13 [ 81.349937] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 81.349943] ? lock_downgrade+0x860/0x860 [ 81.349954] __should_failslab+0xba/0xf0 [ 81.382823] should_failslab+0x9/0x14 [ 81.382832] kmem_cache_alloc+0x2bc/0x730 [ 81.382847] ptlock_alloc+0x1d/0x70 [ 81.382856] pte_alloc_one+0x4e/0x130 [ 81.398608] __pte_alloc+0x1d/0x2f0 [ 81.398616] copy_page_range+0xe5e/0x1810 [ 81.398625] ? find_held_lock+0x36/0x1d0 [ 81.398638] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 81.398646] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 81.406407] ? pmd_alloc+0x110/0x110 [ 81.406416] ? __vma_link_rb+0x1fc/0x340 [ 81.406426] copy_process.part.35+0x37b9/0x7330 [ 81.406449] ? __cleanup_sighand+0x40/0x40 [ 81.406455] ? __f_unlock_pos+0xd/0x10 [ 81.406462] ? lock_downgrade+0x860/0x860 [ 81.406478] _do_fork+0x15d/0xba0 [ 81.406484] ? __sb_end_write+0xa4/0xd0 [ 81.406491] ? fork_idle+0x250/0x250 [ 81.406497] ? ksys_write+0x1ce/0x260 [ 81.406502] ? do_sys_open+0x16e/0x350 [ 81.406510] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 81.406516] ? do_syscall_64+0x21/0x4e0 [ 81.406524] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 81.406530] __x64_sys_clone+0xba/0x140 [ 81.406537] do_syscall_64+0xd0/0x4e0 [ 81.406545] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 81.417129] FAULT_INJECTION: forcing a failure. [ 81.417129] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 81.420857] RIP: 0033:0x459829 [ 81.506760] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 81.525654] RSP: 002b:00007f9acacddc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 81.533353] RAX: ffffffffffffffda RBX: 00007f9acacddc90 RCX: 0000000000459829 [ 81.540629] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 81.547982] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 81.555242] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacde6d4 [ 81.562693] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 81.569976] CPU: 0 PID: 7389 Comm: syz-executor.1 Not tainted 4.19.94-syzkaller #0 [ 81.577822] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 81.580061] FAULT_INJECTION: forcing a failure. [ 81.580061] name failslab, interval 1, probability 0, space 0, times 0 [ 81.587172] Call Trace: [ 81.587185] dump_stack+0x123/0x177 [ 81.587196] should_fail.cold.4+0x5/0x13 [ 81.587204] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 81.587214] ? __might_sleep+0x95/0x190 [ 81.617664] __alloc_pages_nodemask+0x1d5/0x710 [ 81.622316] ? kasan_kmalloc+0xc7/0xe0 [ 81.626184] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 81.631193] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 81.636558] alloc_pages_current+0xd6/0x1b0 [ 81.640866] pte_alloc_one+0x14/0x130 [ 81.644647] copy_huge_pmd+0x69/0x510 [ 81.648434] copy_page_range+0x597/0x1810 [ 81.652567] ? find_held_lock+0x36/0x1d0 [ 81.656612] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 81.662043] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 81.666869] ? pmd_alloc+0x110/0x110 [ 81.670563] ? __vma_link_rb+0x1fc/0x340 [ 81.674608] copy_process.part.35+0x37b9/0x7330 [ 81.679269] ? __cleanup_sighand+0x40/0x40 [ 81.683481] ? __f_unlock_pos+0xd/0x10 [ 81.687359] ? lock_downgrade+0x860/0x860 [ 81.691499] _do_fork+0x15d/0xba0 [ 81.694942] ? __sb_end_write+0xa4/0xd0 [ 81.698898] ? fork_idle+0x250/0x250 [ 81.702598] ? ksys_write+0x1ce/0x260 [ 81.706388] ? do_sys_open+0x16e/0x350 [ 81.710270] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 81.715003] ? do_syscall_64+0x21/0x4e0 [ 81.718968] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 81.724323] __x64_sys_clone+0xba/0x140 [ 81.728281] do_syscall_64+0xd0/0x4e0 [ 81.732102] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 81.737283] RIP: 0033:0x459829 [ 81.740458] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 81.759429] RSP: 002b:00007f539f017c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 81.767122] RAX: ffffffffffffffda RBX: 00007f539f017c90 RCX: 0000000000459829 [ 81.774377] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 81.781635] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 81.788886] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539f0186d4 [ 81.796137] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 81.803415] CPU: 1 PID: 7391 Comm: syz-executor.2 Not tainted 4.19.94-syzkaller #0 [ 81.811149] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 81.820497] Call Trace: [ 81.823223] dump_stack+0x123/0x177 [ 81.826845] should_fail.cold.4+0x5/0x13 [ 81.830900] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 81.835991] ? lock_downgrade+0x860/0x860 [ 81.840145] __should_failslab+0xba/0xf0 [ 81.844195] should_failslab+0x9/0x14 [ 81.847977] kmem_cache_alloc+0x2bc/0x730 [ 81.852125] ptlock_alloc+0x1d/0x70 [ 81.855743] pte_alloc_one+0x4e/0x130 [ 81.859533] __pte_alloc+0x1d/0x2f0 [ 81.863140] copy_page_range+0xe5e/0x1810 [ 81.867270] ? find_held_lock+0x36/0x1d0 [ 81.871322] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 81.876756] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 81.881590] ? pmd_alloc+0x110/0x110 [ 81.885288] ? __vma_link_rb+0x1fc/0x340 [ 81.889329] copy_process.part.35+0x37b9/0x7330 [ 81.893987] ? __cleanup_sighand+0x40/0x40 [ 81.898202] ? __f_unlock_pos+0xd/0x10 [ 81.902297] ? lock_downgrade+0x860/0x860 [ 81.906446] _do_fork+0x15d/0xba0 [ 81.909939] ? __sb_end_write+0xa4/0xd0 [ 81.913899] ? fork_idle+0x250/0x250 [ 81.917606] ? ksys_write+0x1ce/0x260 [ 81.921436] ? do_sys_open+0x16e/0x350 [ 81.925311] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 81.930052] ? do_syscall_64+0x21/0x4e0 [ 81.934009] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 81.939360] __x64_sys_clone+0xba/0x140 [ 81.943321] do_syscall_64+0xd0/0x4e0 [ 81.947109] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 81.952294] RIP: 0033:0x459829 [ 81.955481] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 81.974370] RSP: 002b:00007f72745d5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 81.982061] RAX: ffffffffffffffda RBX: 00007f72745d5c90 RCX: 0000000000459829 [ 81.989317] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 81.996578] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 82.003861] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f72745d66d4 [ 82.011111] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 82.038707] FAULT_INJECTION: forcing a failure. [ 82.038707] name failslab, interval 1, probability 0, space 0, times 0 [ 82.050123] CPU: 1 PID: 7393 Comm: syz-executor.1 Not tainted 4.19.94-syzkaller #0 [ 82.057831] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 82.067185] Call Trace: [ 82.069774] dump_stack+0x123/0x177 [ 82.073400] should_fail.cold.4+0x5/0x13 [ 82.077485] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 82.077492] ? lock_downgrade+0x860/0x860 [ 82.077503] __should_failslab+0xba/0xf0 [ 82.077511] should_failslab+0x9/0x14 [ 82.077517] kmem_cache_alloc+0x2bc/0x730 [ 82.077529] ptlock_alloc+0x1d/0x70 [ 82.077538] pte_alloc_one+0x4e/0x130 [ 82.077543] copy_huge_pmd+0x69/0x510 [ 82.077553] copy_page_range+0x597/0x1810 [ 82.077559] ? find_held_lock+0x36/0x1d0 [ 82.094968] FAULT_INJECTION: forcing a failure. [ 82.094968] name failslab, interval 1, probability 0, space 0, times 0 [ 82.098781] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 82.098789] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 82.098797] ? pmd_alloc+0x110/0x110 [ 82.098804] ? __vma_link_rb+0x1fc/0x340 [ 82.098819] copy_process.part.35+0x37b9/0x7330 [ 82.098841] ? __cleanup_sighand+0x40/0x40 [ 82.114241] ? __f_unlock_pos+0xd/0x10 [ 82.114250] ? lock_downgrade+0x860/0x860 [ 82.114270] _do_fork+0x15d/0xba0 [ 82.133239] FAULT_INJECTION: forcing a failure. [ 82.133239] name failslab, interval 1, probability 0, space 0, times 0 [ 82.135844] ? __sb_end_write+0xa4/0xd0 [ 82.135854] ? fork_idle+0x250/0x250 [ 82.135861] ? ksys_write+0x1ce/0x260 [ 82.135865] ? do_sys_open+0x16e/0x350 [ 82.135873] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 82.135880] ? do_syscall_64+0x21/0x4e0 [ 82.143115] FAULT_INJECTION: forcing a failure. [ 82.143115] name failslab, interval 1, probability 0, space 0, times 0 [ 82.144424] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 82.144434] __x64_sys_clone+0xba/0x140 [ 82.144444] do_syscall_64+0xd0/0x4e0 [ 82.153149] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 82.165361] RIP: 0033:0x459829 [ 82.165368] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 82.165371] RSP: 002b:00007f539f038c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 82.165379] RAX: ffffffffffffffda RBX: 00007f539f038c90 RCX: 0000000000459829 [ 82.195272] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 82.195276] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 82.195279] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539f0396d4 [ 82.195282] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 82.207063] CPU: 1 PID: 7404 Comm: syz-executor.4 Not tainted 4.19.94-syzkaller #0 [ 82.291182] FAULT_INJECTION: forcing a failure. [ 82.291182] name failslab, interval 1, probability 0, space 0, times 0 [ 82.292601] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 82.328071] Call Trace: [ 82.330651] dump_stack+0x123/0x177 [ 82.334264] should_fail.cold.4+0x5/0x13 [ 82.338315] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 82.343407] ? lock_downgrade+0x860/0x860 [ 82.347557] __should_failslab+0xba/0xf0 [ 82.351621] should_failslab+0x9/0x14 [ 82.355404] kmem_cache_alloc+0x2bc/0x730 [ 82.359539] ptlock_alloc+0x1d/0x70 [ 82.363159] pte_alloc_one+0x4e/0x130 [ 82.366965] copy_huge_pmd+0x69/0x510 [ 82.370754] copy_page_range+0x597/0x1810 [ 82.374896] ? find_held_lock+0x36/0x1d0 [ 82.378951] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 82.384398] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 82.389228] ? pmd_alloc+0x110/0x110 [ 82.392925] ? __vma_link_rb+0x1fc/0x340 [ 82.397000] copy_process.part.35+0x37b9/0x7330 [ 82.401694] ? __cleanup_sighand+0x40/0x40 [ 82.405925] ? __f_unlock_pos+0xd/0x10 [ 82.409817] ? lock_downgrade+0x860/0x860 [ 82.413964] _do_fork+0x15d/0xba0 [ 82.417422] ? __sb_end_write+0xa4/0xd0 [ 82.421414] ? fork_idle+0x250/0x250 [ 82.425117] ? ksys_write+0x1ce/0x260 [ 82.428914] ? do_sys_open+0x16e/0x350 [ 82.432792] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 82.437537] ? do_syscall_64+0x21/0x4e0 [ 82.441497] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 82.446850] __x64_sys_clone+0xba/0x140 [ 82.450814] do_syscall_64+0xd0/0x4e0 [ 82.454597] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 82.459772] RIP: 0033:0x459829 [ 82.462986] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 82.482067] RSP: 002b:00007fca838a6c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 82.489761] RAX: ffffffffffffffda RBX: 00007fca838a6c90 RCX: 0000000000459829 [ 82.497105] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 82.504384] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 82.511644] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca838a76d4 [ 82.518913] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 82.526184] CPU: 0 PID: 7405 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 82.533897] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 82.543250] Call Trace: [ 82.545857] dump_stack+0x123/0x177 [ 82.549489] should_fail.cold.4+0x5/0x13 [ 82.553566] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 82.558680] ? lock_downgrade+0x860/0x860 [ 82.562826] __should_failslab+0xba/0xf0 [ 82.566884] should_failslab+0x9/0x14 [ 82.570696] kmem_cache_alloc+0x2bc/0x730 [ 82.574837] ? anon_vma_clone+0x28e/0x3f0 [ 82.578984] ? anon_vma_fork+0xd3/0x450 [ 82.582954] anon_vma_fork+0x1be/0x450 [ 82.586824] copy_process.part.35+0x3a76/0x7330 [ 82.591497] ? __cleanup_sighand+0x40/0x40 [ 82.595711] ? __f_unlock_pos+0xd/0x10 [ 82.599588] ? lock_downgrade+0x860/0x860 [ 82.603726] _do_fork+0x15d/0xba0 [ 82.607161] ? __sb_end_write+0xa4/0xd0 [ 82.611123] ? fork_idle+0x250/0x250 [ 82.614827] ? ksys_write+0x1ce/0x260 [ 82.618608] ? do_sys_open+0x16e/0x350 [ 82.622480] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 82.627215] ? do_syscall_64+0x21/0x4e0 [ 82.631169] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 82.636637] __x64_sys_clone+0xba/0x140 [ 82.640602] do_syscall_64+0xd0/0x4e0 [ 82.644579] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 82.649844] RIP: 0033:0x459829 [ 82.653021] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 82.671914] RSP: 002b:00007f9acacddc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 82.679615] RAX: ffffffffffffffda RBX: 00007f9acacddc90 RCX: 0000000000459829 [ 82.686865] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 82.694124] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 82.701376] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacde6d4 [ 82.708630] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 82.715896] CPU: 1 PID: 7401 Comm: syz-executor.5 Not tainted 4.19.94-syzkaller #0 [ 82.723622] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 82.732971] Call Trace: [ 82.732982] dump_stack+0x123/0x177 2020/01/11 10:38:22 executed programs: 123 [ 82.732992] should_fail.cold.4+0x5/0x13 [ 82.732999] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 82.733005] ? lock_downgrade+0x860/0x860 [ 82.733017] __should_failslab+0xba/0xf0 [ 82.733024] should_failslab+0x9/0x14 [ 82.733029] kmem_cache_alloc+0x2bc/0x730 [ 82.733041] ptlock_alloc+0x1d/0x70 [ 82.768024] pte_alloc_one+0x4e/0x130 [ 82.771817] copy_huge_pmd+0x69/0x510 [ 82.775599] copy_page_range+0x597/0x1810 [ 82.779732] ? find_held_lock+0x36/0x1d0 [ 82.783865] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 82.789295] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 82.794117] ? pmd_alloc+0x110/0x110 [ 82.797807] ? __vma_link_rb+0x1fc/0x340 [ 82.801859] copy_process.part.35+0x37b9/0x7330 [ 82.806522] ? __cleanup_sighand+0x40/0x40 [ 82.810734] ? __f_unlock_pos+0xd/0x10 [ 82.814600] ? lock_downgrade+0x860/0x860 [ 82.818733] _do_fork+0x15d/0xba0 [ 82.822165] ? __sb_end_write+0xa4/0xd0 [ 82.826118] ? fork_idle+0x250/0x250 [ 82.829830] ? ksys_write+0x1ce/0x260 [ 82.833606] ? do_sys_open+0x16e/0x350 [ 82.837476] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 82.842214] ? do_syscall_64+0x21/0x4e0 [ 82.846166] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 82.851507] __x64_sys_clone+0xba/0x140 [ 82.855462] do_syscall_64+0xd0/0x4e0 [ 82.859242] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 82.864409] RIP: 0033:0x459829 [ 82.867591] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 82.886480] RSP: 002b:00007f2f2afbac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 82.894173] RAX: ffffffffffffffda RBX: 00007f2f2afbac90 RCX: 0000000000459829 [ 82.901779] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 82.909398] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 82.916654] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f2afbb6d4 [ 82.924001] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 82.934776] FAULT_INJECTION: forcing a failure. [ 82.934776] name failslab, interval 1, probability 0, space 0, times 0 [ 82.950855] CPU: 0 PID: 7403 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 82.958588] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 82.967940] Call Trace: [ 82.970527] dump_stack+0x123/0x177 [ 82.974141] should_fail.cold.4+0x5/0x13 [ 82.978195] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 82.983391] ? lock_downgrade+0x860/0x860 [ 82.987536] __should_failslab+0xba/0xf0 [ 82.991582] should_failslab+0x9/0x14 [ 82.995498] kmem_cache_alloc+0x2bc/0x730 [ 82.999644] ? pmd_alloc+0x110/0x110 [ 83.001194] FAULT_INJECTION: forcing a failure. [ 83.001194] name failslab, interval 1, probability 0, space 0, times 0 [ 83.003362] vm_area_dup+0x1b/0x150 [ 83.003368] copy_process.part.35+0x31db/0x7330 [ 83.003389] ? __cleanup_sighand+0x40/0x40 [ 83.027038] ? __f_unlock_pos+0xd/0x10 [ 83.030922] ? lock_downgrade+0x860/0x860 [ 83.035069] _do_fork+0x15d/0xba0 [ 83.038594] ? __sb_end_write+0xa4/0xd0 [ 83.042569] ? fork_idle+0x250/0x250 [ 83.046307] ? ksys_write+0x1ce/0x260 [ 83.050100] ? do_sys_open+0x16e/0x350 [ 83.053988] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 83.058744] ? do_syscall_64+0x21/0x4e0 [ 83.062708] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 83.068062] __x64_sys_clone+0xba/0x140 [ 83.072033] do_syscall_64+0xd0/0x4e0 [ 83.075860] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 83.081073] RIP: 0033:0x459829 [ 83.084258] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 83.103165] RSP: 002b:00007f01d65f3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 83.110874] RAX: ffffffffffffffda RBX: 00007f01d65f3c90 RCX: 0000000000459829 [ 83.118331] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 83.125707] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 83.132968] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d65f46d4 [ 83.140362] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 83.147656] CPU: 1 PID: 7411 Comm: syz-executor.2 Not tainted 4.19.94-syzkaller #0 [ 83.155359] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 83.164705] Call Trace: [ 83.167305] dump_stack+0x123/0x177 [ 83.170931] should_fail.cold.4+0x5/0x13 [ 83.174982] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 83.180072] ? lock_downgrade+0x860/0x860 [ 83.184216] __should_failslab+0xba/0xf0 [ 83.188269] should_failslab+0x9/0x14 [ 83.192061] kmem_cache_alloc+0x2bc/0x730 [ 83.196213] ptlock_alloc+0x1d/0x70 [ 83.199866] pte_alloc_one+0x4e/0x130 [ 83.203656] copy_huge_pmd+0x69/0x510 [ 83.207447] copy_page_range+0x597/0x1810 [ 83.211578] ? find_held_lock+0x36/0x1d0 [ 83.215627] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 83.221071] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 83.225920] ? pmd_alloc+0x110/0x110 [ 83.229636] ? __vma_link_rb+0x1fc/0x340 [ 83.233696] copy_process.part.35+0x37b9/0x7330 [ 83.238385] ? __cleanup_sighand+0x40/0x40 [ 83.238863] FAULT_INJECTION: forcing a failure. [ 83.238863] name failslab, interval 1, probability 0, space 0, times 0 [ 83.242618] ? __f_unlock_pos+0xd/0x10 [ 83.242626] ? lock_downgrade+0x860/0x860 [ 83.242645] _do_fork+0x15d/0xba0 [ 83.265226] ? __sb_end_write+0xa4/0xd0 [ 83.269197] ? fork_idle+0x250/0x250 [ 83.272897] ? ksys_write+0x1ce/0x260 [ 83.276694] ? do_sys_open+0x16e/0x350 [ 83.280566] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 83.285326] ? do_syscall_64+0x21/0x4e0 [ 83.289294] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 83.294662] __x64_sys_clone+0xba/0x140 [ 83.298629] do_syscall_64+0xd0/0x4e0 [ 83.302425] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 83.307609] RIP: 0033:0x459829 [ 83.310908] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 83.329924] RSP: 002b:00007f72745b4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 83.337638] RAX: ffffffffffffffda RBX: 00007f72745b4c90 RCX: 0000000000459829 [ 83.344892] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 83.352147] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 83.359407] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f72745b56d4 [ 83.366676] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 83.378956] CPU: 0 PID: 7418 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 83.386697] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 83.396273] Call Trace: [ 83.398873] dump_stack+0x123/0x177 [ 83.402608] should_fail.cold.4+0x5/0x13 [ 83.406674] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 83.411770] ? lock_downgrade+0x860/0x860 [ 83.415913] __should_failslab+0xba/0xf0 [ 83.419975] should_failslab+0x9/0x14 [ 83.423772] kmem_cache_alloc+0x2bc/0x730 [ 83.427221] FAULT_INJECTION: forcing a failure. [ 83.427221] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 83.427917] ? pmd_alloc+0x110/0x110 [ 83.443540] vm_area_dup+0x1b/0x150 [ 83.447166] copy_process.part.35+0x31db/0x7330 [ 83.452027] ? __cleanup_sighand+0x40/0x40 [ 83.456259] ? __f_unlock_pos+0xd/0x10 [ 83.460141] ? lock_downgrade+0x860/0x860 [ 83.464285] _do_fork+0x15d/0xba0 [ 83.467730] ? __sb_end_write+0xa4/0xd0 [ 83.471710] ? fork_idle+0x250/0x250 [ 83.475426] ? ksys_write+0x1ce/0x260 [ 83.479224] ? do_sys_open+0x16e/0x350 [ 83.483100] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 83.487876] ? do_syscall_64+0x21/0x4e0 [ 83.491843] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 83.497193] __x64_sys_clone+0xba/0x140 [ 83.501162] do_syscall_64+0xd0/0x4e0 [ 83.504953] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 83.510131] RIP: 0033:0x459829 [ 83.513323] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 83.532219] RSP: 002b:00007f01d6614c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 83.539925] RAX: ffffffffffffffda RBX: 00007f01d6614c90 RCX: 0000000000459829 [ 83.547190] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 83.554454] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 83.561709] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d66156d4 [ 83.568968] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 83.576245] CPU: 1 PID: 7416 Comm: syz-executor.4 Not tainted 4.19.94-syzkaller #0 [ 83.583959] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 83.593310] Call Trace: [ 83.595904] dump_stack+0x123/0x177 [ 83.599549] should_fail.cold.4+0x5/0x13 [ 83.603606] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 83.603613] ? lock_downgrade+0x860/0x860 [ 83.603626] __should_failslab+0xba/0xf0 [ 83.603637] should_failslab+0x9/0x14 [ 83.620925] kmem_cache_alloc+0x2bc/0x730 [ 83.625080] ptlock_alloc+0x1d/0x70 [ 83.625091] pte_alloc_one+0x4e/0x130 [ 83.625099] copy_huge_pmd+0x69/0x510 [ 83.625110] copy_page_range+0x597/0x1810 [ 83.625118] ? find_held_lock+0x36/0x1d0 [ 83.631316] FAULT_INJECTION: forcing a failure. [ 83.631316] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 83.632550] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 83.644531] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 83.644541] ? pmd_alloc+0x110/0x110 [ 83.644550] ? __vma_link_rb+0x1fc/0x340 [ 83.644560] copy_process.part.35+0x37b9/0x7330 [ 83.644583] ? __cleanup_sighand+0x40/0x40 [ 83.663676] FAULT_INJECTION: forcing a failure. [ 83.663676] name failslab, interval 1, probability 0, space 0, times 0 [ 83.667592] ? __f_unlock_pos+0xd/0x10 [ 83.667600] ? lock_downgrade+0x860/0x860 [ 83.667617] _do_fork+0x15d/0xba0 [ 83.667623] ? __sb_end_write+0xa4/0xd0 [ 83.667630] ? fork_idle+0x250/0x250 [ 83.667636] ? ksys_write+0x1ce/0x260 [ 83.667640] ? do_sys_open+0x16e/0x350 [ 83.667648] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 83.695402] ? do_syscall_64+0x21/0x4e0 [ 83.695410] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 83.695419] __x64_sys_clone+0xba/0x140 [ 83.730979] do_syscall_64+0xd0/0x4e0 [ 83.730990] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 83.730995] RIP: 0033:0x459829 [ 83.731001] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 83.731005] RSP: 002b:00007fca838a6c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 83.771474] RAX: ffffffffffffffda RBX: 00007fca838a6c90 RCX: 0000000000459829 [ 83.771478] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 83.771480] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 83.771483] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca838a76d4 [ 83.771486] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 83.776171] CPU: 1 PID: 7428 Comm: syz-executor.5 Not tainted 4.19.94-syzkaller #0 [ 83.823624] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 83.833033] Call Trace: [ 83.835621] dump_stack+0x123/0x177 [ 83.839297] should_fail.cold.4+0x5/0x13 [ 83.843371] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 83.848471] ? lock_downgrade+0x860/0x860 [ 83.852614] __should_failslab+0xba/0xf0 [ 83.856674] should_failslab+0x9/0x14 [ 83.860484] kmem_cache_alloc+0x2bc/0x730 [ 83.864627] ? anon_vma_clone+0x28e/0x3f0 [ 83.868779] ? anon_vma_fork+0xd3/0x450 [ 83.872749] anon_vma_fork+0x1be/0x450 [ 83.876649] copy_process.part.35+0x3a76/0x7330 [ 83.881331] ? __cleanup_sighand+0x40/0x40 [ 83.885550] ? __f_unlock_pos+0xd/0x10 [ 83.889429] ? lock_downgrade+0x860/0x860 [ 83.893570] _do_fork+0x15d/0xba0 [ 83.897018] ? __sb_end_write+0xa4/0xd0 [ 83.900996] ? fork_idle+0x250/0x250 [ 83.904705] ? ksys_write+0x1ce/0x260 [ 83.908500] ? do_sys_open+0x16e/0x350 [ 83.912542] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 83.917310] ? do_syscall_64+0x21/0x4e0 [ 83.917318] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 83.917327] __x64_sys_clone+0xba/0x140 [ 83.917334] do_syscall_64+0xd0/0x4e0 [ 83.917341] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 83.917346] RIP: 0033:0x459829 [ 83.917352] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 83.917356] RSP: 002b:00007f2f2af99c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 83.917361] RAX: ffffffffffffffda RBX: 00007f2f2af99c90 RCX: 0000000000459829 [ 83.917364] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 83.917366] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 83.917369] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f2af9a6d4 [ 83.917372] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 83.943748] CPU: 1 PID: 7422 Comm: syz-executor.1 Not tainted 4.19.94-syzkaller #0 [ 83.999653] FAULT_INJECTION: forcing a failure. [ 83.999653] name failslab, interval 1, probability 0, space 0, times 0 [ 84.006030] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 84.006034] Call Trace: [ 84.006047] dump_stack+0x123/0x177 [ 84.006059] should_fail.cold.4+0x5/0x13 [ 84.006067] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 84.006075] ? __might_sleep+0x95/0x190 [ 84.006085] __alloc_pages_nodemask+0x1d5/0x710 [ 84.006092] ? kasan_kmalloc+0xc7/0xe0 [ 84.006098] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 84.006104] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 84.006117] alloc_pages_current+0xd6/0x1b0 [ 84.006129] pte_alloc_one+0x14/0x130 [ 84.080583] copy_huge_pmd+0x69/0x510 [ 84.084385] copy_page_range+0x597/0x1810 [ 84.088519] ? find_held_lock+0x36/0x1d0 [ 84.092567] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 84.098004] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 84.102854] ? pmd_alloc+0x110/0x110 [ 84.106570] ? __vma_link_rb+0x1fc/0x340 [ 84.110628] copy_process.part.35+0x37b9/0x7330 [ 84.115300] ? __cleanup_sighand+0x40/0x40 [ 84.115307] ? __f_unlock_pos+0xd/0x10 [ 84.115314] ? lock_downgrade+0x860/0x860 [ 84.115329] _do_fork+0x15d/0xba0 [ 84.131091] ? __sb_end_write+0xa4/0xd0 [ 84.135065] ? fork_idle+0x250/0x250 [ 84.138771] ? ksys_write+0x1ce/0x260 [ 84.142561] ? do_sys_open+0x16e/0x350 [ 84.146451] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 84.151208] ? do_syscall_64+0x21/0x4e0 [ 84.155179] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 84.160532] __x64_sys_clone+0xba/0x140 [ 84.164494] do_syscall_64+0xd0/0x4e0 [ 84.168290] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 84.173471] RIP: 0033:0x459829 [ 84.176650] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 84.195550] RSP: 002b:00007f539f017c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 84.203248] RAX: ffffffffffffffda RBX: 00007f539f017c90 RCX: 0000000000459829 [ 84.210656] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 84.217919] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 84.225194] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539f0186d4 [ 84.232459] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 84.240791] CPU: 1 PID: 7434 Comm: syz-executor.4 Not tainted 4.19.94-syzkaller #0 [ 84.248517] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 84.249097] FAULT_INJECTION: forcing a failure. [ 84.249097] name failslab, interval 1, probability 0, space 0, times 0 [ 84.258055] Call Trace: [ 84.258068] dump_stack+0x123/0x177 [ 84.258080] should_fail.cold.4+0x5/0x13 [ 84.258087] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 84.258094] ? find_held_lock+0x36/0x1d0 [ 84.258104] __should_failslab+0xba/0xf0 [ 84.258112] should_failslab+0x9/0x14 [ 84.258118] kmem_cache_alloc+0x47/0x730 [ 84.258123] ? __lock_is_held+0xb5/0x140 [ 84.258134] anon_vma_clone+0xc3/0x3f0 [ 84.258141] ? kmem_cache_alloc+0x338/0x730 [ 84.258148] anon_vma_fork+0x80/0x450 [ 84.258158] ? memcpy+0x45/0x50 [ 84.258168] copy_process.part.35+0x3a76/0x7330 [ 84.295275] FAULT_INJECTION: forcing a failure. [ 84.295275] name failslab, interval 1, probability 0, space 0, times 0 [ 84.297370] ? __cleanup_sighand+0x40/0x40 [ 84.297378] ? __f_unlock_pos+0xd/0x10 [ 84.297385] ? lock_downgrade+0x860/0x860 [ 84.297401] _do_fork+0x15d/0xba0 [ 84.297406] ? __sb_end_write+0xa4/0xd0 [ 84.297413] ? fork_idle+0x250/0x250 [ 84.360438] ? ksys_write+0x1ce/0x260 [ 84.364237] ? do_sys_open+0x16e/0x350 [ 84.368114] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 84.372859] ? do_syscall_64+0x21/0x4e0 [ 84.376817] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 84.382173] __x64_sys_clone+0xba/0x140 [ 84.386143] do_syscall_64+0xd0/0x4e0 [ 84.389934] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 84.395120] RIP: 0033:0x459829 [ 84.398299] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 84.417296] RSP: 002b:00007fca838c7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 84.425119] RAX: ffffffffffffffda RBX: 00007fca838c7c90 RCX: 0000000000459829 [ 84.432381] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 84.439635] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 84.446982] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca838c86d4 [ 84.454246] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 84.461525] CPU: 0 PID: 7439 Comm: syz-executor.5 Not tainted 4.19.94-syzkaller #0 [ 84.469242] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 84.478589] Call Trace: [ 84.481182] dump_stack+0x123/0x177 [ 84.484791] should_fail.cold.4+0x5/0x13 [ 84.488832] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 84.493912] ? lock_downgrade+0x860/0x860 [ 84.498046] __should_failslab+0xba/0xf0 [ 84.502088] should_failslab+0x9/0x14 [ 84.505867] kmem_cache_alloc+0x2bc/0x730 [ 84.509993] ? pmd_alloc+0x110/0x110 [ 84.513692] vm_area_dup+0x1b/0x150 [ 84.517300] copy_process.part.35+0x31db/0x7330 [ 84.521963] ? __cleanup_sighand+0x40/0x40 [ 84.526173] ? __f_unlock_pos+0xd/0x10 [ 84.530045] ? lock_downgrade+0x860/0x860 [ 84.534199] _do_fork+0x15d/0xba0 [ 84.537643] ? __sb_end_write+0xa4/0xd0 [ 84.541620] ? fork_idle+0x250/0x250 [ 84.545329] ? ksys_write+0x1ce/0x260 [ 84.549120] ? do_sys_open+0x16e/0x350 [ 84.553123] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 84.557867] ? do_syscall_64+0x21/0x4e0 [ 84.561848] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 84.567193] __x64_sys_clone+0xba/0x140 [ 84.571155] do_syscall_64+0xd0/0x4e0 [ 84.574962] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 84.580133] RIP: 0033:0x459829 [ 84.583304] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 84.602183] RSP: 002b:00007f2f2afbac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 84.609893] RAX: ffffffffffffffda RBX: 00007f2f2afbac90 RCX: 0000000000459829 [ 84.617141] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 84.624401] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 84.631649] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f2afbb6d4 [ 84.638907] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 84.660473] CPU: 1 PID: 7427 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 84.668218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 84.677564] Call Trace: [ 84.680157] dump_stack+0x123/0x177 [ 84.683790] should_fail.cold.4+0x5/0x13 [ 84.687949] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 84.693060] ? __might_sleep+0x95/0x190 [ 84.697033] __alloc_pages_nodemask+0x1d5/0x710 [ 84.701705] ? kasan_kmalloc+0xc7/0xe0 [ 84.705578] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 84.710598] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 84.715955] alloc_pages_current+0xd6/0x1b0 [ 84.720875] pte_alloc_one+0x14/0x130 [ 84.724833] copy_huge_pmd+0x69/0x510 [ 84.728624] copy_page_range+0x597/0x1810 [ 84.732755] ? find_held_lock+0x36/0x1d0 [ 84.736810] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 84.742770] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 84.747600] ? pmd_alloc+0x110/0x110 [ 84.751300] ? __vma_link_rb+0x1fc/0x340 [ 84.755347] copy_process.part.35+0x37b9/0x7330 [ 84.760025] ? __cleanup_sighand+0x40/0x40 [ 84.764240] ? __f_unlock_pos+0xd/0x10 [ 84.768123] ? lock_downgrade+0x860/0x860 [ 84.772259] _do_fork+0x15d/0xba0 [ 84.775701] ? __sb_end_write+0xa4/0xd0 [ 84.779774] ? fork_idle+0x250/0x250 [ 84.783479] ? ksys_write+0x1ce/0x260 [ 84.787276] ? do_sys_open+0x16e/0x350 [ 84.791174] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 84.795928] ? do_syscall_64+0x21/0x4e0 [ 84.799901] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 84.805261] __x64_sys_clone+0xba/0x140 [ 84.809240] do_syscall_64+0xd0/0x4e0 [ 84.813034] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 84.818214] RIP: 0033:0x459829 [ 84.821392] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 84.840286] RSP: 002b:00007f9acacbcc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 84.847978] RAX: ffffffffffffffda RBX: 00007f9acacbcc90 RCX: 0000000000459829 [ 84.855252] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 84.862514] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 84.869863] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacbd6d4 [ 84.877130] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 84.884411] CPU: 0 PID: 7437 Comm: syz-executor.2 Not tainted 4.19.94-syzkaller #0 [ 84.892297] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 84.897700] FAULT_INJECTION: forcing a failure. [ 84.897700] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 84.901658] Call Trace: [ 84.901670] dump_stack+0x123/0x177 [ 84.901684] should_fail.cold.4+0x5/0x13 [ 84.923687] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 84.928771] ? lock_downgrade+0x860/0x860 [ 84.932904] __should_failslab+0xba/0xf0 [ 84.937032] should_failslab+0x9/0x14 [ 84.940815] kmem_cache_alloc+0x2bc/0x730 [ 84.944945] ? anon_vma_clone+0x28e/0x3f0 [ 84.949080] ? anon_vma_fork+0xd3/0x450 [ 84.953035] anon_vma_fork+0x1be/0x450 [ 84.956911] copy_process.part.35+0x3a76/0x7330 [ 84.961596] ? __cleanup_sighand+0x40/0x40 [ 84.965821] ? __f_unlock_pos+0xd/0x10 [ 84.969700] ? lock_downgrade+0x860/0x860 [ 84.973834] _do_fork+0x15d/0xba0 [ 84.977271] ? __sb_end_write+0xa4/0xd0 [ 84.981228] ? fork_idle+0x250/0x250 [ 84.985116] ? ksys_write+0x1ce/0x260 [ 84.988897] ? do_sys_open+0x16e/0x350 [ 84.992776] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 84.997519] ? do_syscall_64+0x21/0x4e0 [ 85.001481] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 85.006832] __x64_sys_clone+0xba/0x140 [ 85.010877] do_syscall_64+0xd0/0x4e0 [ 85.014658] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 85.019833] RIP: 0033:0x459829 [ 85.023009] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 85.041900] RSP: 002b:00007f72745d5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 85.049593] RAX: ffffffffffffffda RBX: 00007f72745d5c90 RCX: 0000000000459829 [ 85.056867] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 85.064119] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 85.071369] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f72745d66d4 [ 85.078621] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 85.085906] CPU: 1 PID: 7445 Comm: syz-executor.1 Not tainted 4.19.94-syzkaller #0 [ 85.093616] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 85.102970] Call Trace: [ 85.104476] FAULT_INJECTION: forcing a failure. [ 85.104476] name failslab, interval 1, probability 0, space 0, times 0 [ 85.105555] dump_stack+0x123/0x177 [ 85.120613] should_fail.cold.4+0x5/0x13 [ 85.124678] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 85.129777] ? __might_sleep+0x95/0x190 [ 85.133743] __alloc_pages_nodemask+0x1d5/0x710 [ 85.138418] ? kasan_kmalloc+0xc7/0xe0 [ 85.142444] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 85.147467] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 85.152826] alloc_pages_current+0xd6/0x1b0 [ 85.157145] pte_alloc_one+0x14/0x130 [ 85.160936] copy_huge_pmd+0x69/0x510 [ 85.164732] copy_page_range+0x597/0x1810 [ 85.168886] ? find_held_lock+0x36/0x1d0 [ 85.173133] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 85.178577] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 85.183409] ? pmd_alloc+0x110/0x110 [ 85.187113] ? __vma_link_rb+0x1fc/0x340 [ 85.191165] copy_process.part.35+0x37b9/0x7330 [ 85.195833] ? __cleanup_sighand+0x40/0x40 [ 85.200058] ? __f_unlock_pos+0xd/0x10 [ 85.203934] ? lock_downgrade+0x860/0x860 [ 85.208082] _do_fork+0x15d/0xba0 [ 85.211551] ? __sb_end_write+0xa4/0xd0 [ 85.215507] ? fork_idle+0x250/0x250 [ 85.219904] ? ksys_write+0x1ce/0x260 [ 85.223697] ? do_sys_open+0x16e/0x350 [ 85.227594] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 85.232359] ? do_syscall_64+0x21/0x4e0 [ 85.236459] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 85.241823] __x64_sys_clone+0xba/0x140 [ 85.245787] do_syscall_64+0xd0/0x4e0 [ 85.249581] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 85.254754] RIP: 0033:0x459829 [ 85.257951] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 85.277401] RSP: 002b:00007f539f038c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 85.285129] RAX: ffffffffffffffda RBX: 00007f539f038c90 RCX: 0000000000459829 [ 85.292421] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 85.299695] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 85.307119] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539f0396d4 [ 85.314384] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 85.321695] CPU: 0 PID: 7446 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 85.330019] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 85.339483] Call Trace: [ 85.342065] dump_stack+0x123/0x177 [ 85.342077] should_fail.cold.4+0x5/0x13 [ 85.342085] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 85.342092] ? lock_downgrade+0x860/0x860 [ 85.342104] __should_failslab+0xba/0xf0 [ 85.348660] FAULT_INJECTION: forcing a failure. [ 85.348660] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 85.349792] should_failslab+0x9/0x14 [ 85.349799] kmem_cache_alloc+0x2bc/0x730 [ 85.349812] ptlock_alloc+0x1d/0x70 [ 85.386695] pte_alloc_one+0x4e/0x130 [ 85.395887] __pte_alloc+0x1d/0x2f0 [ 85.399501] copy_page_range+0xe5e/0x1810 [ 85.403633] ? find_held_lock+0x36/0x1d0 [ 85.407700] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 85.413238] ? pmd_alloc+0x110/0x110 [ 85.416937] ? __vma_link_rb+0x1fc/0x340 [ 85.420983] copy_process.part.35+0x37b9/0x7330 [ 85.425661] ? __cleanup_sighand+0x40/0x40 [ 85.429878] ? __f_unlock_pos+0xd/0x10 [ 85.433761] ? lock_downgrade+0x860/0x860 [ 85.437900] _do_fork+0x15d/0xba0 [ 85.441355] ? __sb_end_write+0xa4/0xd0 [ 85.445322] ? fork_idle+0x250/0x250 [ 85.449025] ? ksys_write+0x1ce/0x260 [ 85.452809] ? do_sys_open+0x16e/0x350 [ 85.456682] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 85.461421] ? do_syscall_64+0x21/0x4e0 [ 85.465388] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 85.470750] __x64_sys_clone+0xba/0x140 [ 85.474709] do_syscall_64+0xd0/0x4e0 [ 85.478649] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 85.483959] RIP: 0033:0x459829 [ 85.487141] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 85.506048] RSP: 002b:00007f01d6614c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 85.513742] RAX: ffffffffffffffda RBX: 00007f01d6614c90 RCX: 0000000000459829 [ 85.520995] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 85.528246] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 85.535686] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d66156d4 [ 85.542951] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 85.550327] CPU: 1 PID: 7448 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 85.558038] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 85.567482] Call Trace: [ 85.570068] dump_stack+0x123/0x177 [ 85.573733] should_fail.cold.4+0x5/0x13 [ 85.577795] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 85.582890] ? __might_sleep+0x95/0x190 [ 85.582901] __alloc_pages_nodemask+0x1d5/0x710 [ 85.582909] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 85.582919] ? lock_downgrade+0x860/0x860 [ 85.596554] alloc_pages_current+0xd6/0x1b0 [ 85.596565] pte_alloc_one+0x14/0x130 [ 85.596573] __pte_alloc+0x1d/0x2f0 [ 85.596580] copy_page_range+0xe5e/0x1810 [ 85.596588] ? find_held_lock+0x36/0x1d0 [ 85.596604] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 85.596611] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 85.596619] ? pmd_alloc+0x110/0x110 [ 85.624947] FAULT_INJECTION: forcing a failure. [ 85.624947] name failslab, interval 1, probability 0, space 0, times 0 [ 85.626404] ? __vma_link_rb+0x1fc/0x340 [ 85.626414] copy_process.part.35+0x37b9/0x7330 [ 85.626438] ? __cleanup_sighand+0x40/0x40 [ 85.626443] ? __f_unlock_pos+0xd/0x10 [ 85.626450] ? lock_downgrade+0x860/0x860 [ 85.626468] _do_fork+0x15d/0xba0 [ 85.626474] ? __sb_end_write+0xa4/0xd0 [ 85.626482] ? fork_idle+0x250/0x250 [ 85.626489] ? ksys_write+0x1ce/0x260 [ 85.626494] ? do_sys_open+0x16e/0x350 [ 85.685836] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 85.690592] ? do_syscall_64+0x21/0x4e0 [ 85.694560] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 85.699925] __x64_sys_clone+0xba/0x140 [ 85.703890] do_syscall_64+0xd0/0x4e0 [ 85.707680] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 85.712870] RIP: 0033:0x459829 [ 85.716044] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 85.734929] RSP: 002b:00007f9acacddc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 85.742619] RAX: ffffffffffffffda RBX: 00007f9acacddc90 RCX: 0000000000459829 [ 85.749897] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 85.757843] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 85.765539] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacde6d4 [ 85.772801] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 85.780080] CPU: 0 PID: 7453 Comm: syz-executor.4 Not tainted 4.19.94-syzkaller #0 [ 85.787817] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 85.797153] Call Trace: [ 85.799724] dump_stack+0x123/0x177 [ 85.803335] should_fail.cold.4+0x5/0x13 [ 85.807388] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 85.812502] ? lock_downgrade+0x860/0x860 [ 85.816633] __should_failslab+0xba/0xf0 [ 85.820670] should_failslab+0x9/0x14 [ 85.824458] kmem_cache_alloc+0x2bc/0x730 [ 85.828585] ? pmd_alloc+0x110/0x110 [ 85.832280] vm_area_dup+0x1b/0x150 [ 85.835886] copy_process.part.35+0x31db/0x7330 [ 85.840545] ? __cleanup_sighand+0x40/0x40 [ 85.844782] ? __f_unlock_pos+0xd/0x10 [ 85.848755] ? lock_downgrade+0x860/0x860 [ 85.852951] _do_fork+0x15d/0xba0 [ 85.856399] ? __sb_end_write+0xa4/0xd0 [ 85.860457] ? fork_idle+0x250/0x250 [ 85.864167] ? ksys_write+0x1ce/0x260 [ 85.868001] ? do_sys_open+0x16e/0x350 [ 85.871878] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 85.876618] ? do_syscall_64+0x21/0x4e0 [ 85.880578] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 85.885929] __x64_sys_clone+0xba/0x140 [ 85.889889] do_syscall_64+0xd0/0x4e0 [ 85.893679] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 85.898868] RIP: 0033:0x459829 [ 85.902054] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 85.920933] RSP: 002b:00007fca838a6c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 85.928630] RAX: ffffffffffffffda RBX: 00007fca838a6c90 RCX: 0000000000459829 [ 85.935878] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 85.943126] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 85.950375] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca838a76d4 [ 85.957626] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 86.016789] FAULT_INJECTION: forcing a failure. [ 86.016789] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 86.025293] FAULT_INJECTION: forcing a failure. [ 86.025293] name failslab, interval 1, probability 0, space 0, times 0 [ 86.040511] FAULT_INJECTION: forcing a failure. [ 86.040511] name failslab, interval 1, probability 0, space 0, times 0 [ 86.050917] FAULT_INJECTION: forcing a failure. [ 86.050917] name failslab, interval 1, probability 0, space 0, times 0 [ 86.067756] FAULT_INJECTION: forcing a failure. [ 86.067756] name failslab, interval 1, probability 0, space 0, times 0 [ 86.075933] CPU: 0 PID: 7456 Comm: syz-executor.2 Not tainted 4.19.94-syzkaller #0 [ 86.088067] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 86.097423] Call Trace: [ 86.100020] dump_stack+0x123/0x177 [ 86.103635] should_fail.cold.4+0x5/0x13 [ 86.107696] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 86.112792] ? lock_downgrade+0x860/0x860 [ 86.117063] __should_failslab+0xba/0xf0 [ 86.121132] should_failslab+0x9/0x14 [ 86.124932] kmem_cache_alloc+0x2bc/0x730 [ 86.129089] ptlock_alloc+0x1d/0x70 [ 86.132722] pte_alloc_one+0x4e/0x130 [ 86.136777] copy_huge_pmd+0x69/0x510 [ 86.140571] copy_page_range+0x597/0x1810 [ 86.144711] ? find_held_lock+0x36/0x1d0 [ 86.148770] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 86.154206] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 86.159036] ? pmd_alloc+0x110/0x110 [ 86.162742] ? __vma_link_rb+0x1fc/0x340 [ 86.166799] copy_process.part.35+0x37b9/0x7330 [ 86.171483] ? __cleanup_sighand+0x40/0x40 [ 86.175700] ? __f_unlock_pos+0xd/0x10 [ 86.180559] ? lock_downgrade+0x860/0x860 [ 86.184733] _do_fork+0x15d/0xba0 [ 86.188181] ? __sb_end_write+0xa4/0xd0 [ 86.192151] ? fork_idle+0x250/0x250 [ 86.195869] ? ksys_write+0x1ce/0x260 [ 86.200087] ? do_sys_open+0x16e/0x350 [ 86.203970] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 86.208723] ? do_syscall_64+0x21/0x4e0 [ 86.212686] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 86.218036] __x64_sys_clone+0xba/0x140 [ 86.221998] do_syscall_64+0xd0/0x4e0 [ 86.225783] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 86.231143] RIP: 0033:0x459829 [ 86.234320] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 86.253208] RSP: 002b:00007f72745d5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 86.260906] RAX: ffffffffffffffda RBX: 00007f72745d5c90 RCX: 0000000000459829 [ 86.268166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 86.275421] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 86.282684] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f72745d66d4 [ 86.289940] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 86.297214] CPU: 1 PID: 7470 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 86.305083] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 86.314635] Call Trace: [ 86.317219] dump_stack+0x123/0x177 [ 86.320864] should_fail.cold.4+0x5/0x13 [ 86.324916] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 86.330004] ? lock_downgrade+0x860/0x860 [ 86.334151] __should_failslab+0xba/0xf0 [ 86.338201] should_failslab+0x9/0x14 [ 86.341993] kmem_cache_alloc+0x2bc/0x730 [ 86.344979] FAULT_INJECTION: forcing a failure. [ 86.344979] name failslab, interval 1, probability 0, space 0, times 0 [ 86.346217] ? anon_vma_clone+0x28e/0x3f0 [ 86.346227] anon_vma_fork+0xd3/0x450 [ 86.346233] ? memcpy+0x45/0x50 [ 86.346243] copy_process.part.35+0x3a76/0x7330 [ 86.346265] ? __cleanup_sighand+0x40/0x40 [ 86.377687] ? __f_unlock_pos+0xd/0x10 [ 86.381692] ? lock_downgrade+0x860/0x860 [ 86.385839] _do_fork+0x15d/0xba0 [ 86.389282] ? __sb_end_write+0xa4/0xd0 [ 86.393244] ? fork_idle+0x250/0x250 [ 86.396947] ? ksys_write+0x1ce/0x260 [ 86.400753] ? do_sys_open+0x16e/0x350 [ 86.404627] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 86.409367] ? do_syscall_64+0x21/0x4e0 [ 86.413336] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 86.418696] __x64_sys_clone+0xba/0x140 [ 86.422670] do_syscall_64+0xd0/0x4e0 [ 86.426463] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 86.431644] RIP: 0033:0x459829 [ 86.434820] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 86.455809] RSP: 002b:00007f9acacddc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 86.463527] RAX: ffffffffffffffda RBX: 00007f9acacddc90 RCX: 0000000000459829 [ 86.470788] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 86.478061] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 86.485339] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacde6d4 [ 86.492598] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 86.499886] CPU: 0 PID: 7466 Comm: syz-executor.1 Not tainted 4.19.94-syzkaller #0 [ 86.509377] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 86.518739] Call Trace: [ 86.521315] dump_stack+0x123/0x177 [ 86.524931] should_fail.cold.4+0x5/0x13 [ 86.528976] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 86.534064] ? lock_downgrade+0x860/0x860 [ 86.538287] __should_failslab+0xba/0xf0 [ 86.542334] should_failslab+0x9/0x14 [ 86.546119] kmem_cache_alloc+0x2bc/0x730 [ 86.550504] ? pmd_alloc+0x110/0x110 [ 86.554217] vm_area_dup+0x1b/0x150 [ 86.557843] copy_process.part.35+0x31db/0x7330 [ 86.562649] ? __cleanup_sighand+0x40/0x40 [ 86.566883] ? __f_unlock_pos+0xd/0x10 [ 86.570758] ? lock_downgrade+0x860/0x860 [ 86.574904] _do_fork+0x15d/0xba0 [ 86.579230] ? __sb_end_write+0xa4/0xd0 [ 86.583364] ? fork_idle+0x250/0x250 [ 86.587061] ? ksys_write+0x1ce/0x260 [ 86.590843] ? do_sys_open+0x16e/0x350 [ 86.594713] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 86.599449] ? do_syscall_64+0x21/0x4e0 [ 86.603417] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 86.608783] __x64_sys_clone+0xba/0x140 [ 86.612782] do_syscall_64+0xd0/0x4e0 [ 86.616827] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 86.622015] RIP: 0033:0x459829 [ 86.625195] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 86.644092] RSP: 002b:00007f539f038c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 86.651816] RAX: ffffffffffffffda RBX: 00007f539f038c90 RCX: 0000000000459829 [ 86.659071] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 86.666326] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 86.673583] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539f0396d4 [ 86.680841] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 86.688109] CPU: 1 PID: 7465 Comm: syz-executor.5 Not tainted 4.19.94-syzkaller #0 [ 86.695822] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 86.705173] Call Trace: [ 86.707759] dump_stack+0x123/0x177 [ 86.711388] should_fail.cold.4+0x5/0x13 [ 86.715436] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 86.720525] ? lock_downgrade+0x860/0x860 [ 86.724669] __should_failslab+0xba/0xf0 [ 86.728719] should_failslab+0x9/0x14 [ 86.732507] kmem_cache_alloc+0x2bc/0x730 [ 86.736644] ? pmd_alloc+0x110/0x110 [ 86.740346] vm_area_dup+0x1b/0x150 [ 86.743952] copy_process.part.35+0x31db/0x7330 [ 86.748648] ? __cleanup_sighand+0x40/0x40 [ 86.752888] ? __f_unlock_pos+0xd/0x10 [ 86.756754] ? lock_downgrade+0x860/0x860 [ 86.760905] _do_fork+0x15d/0xba0 [ 86.764340] ? __sb_end_write+0xa4/0xd0 [ 86.768305] ? fork_idle+0x250/0x250 [ 86.772006] ? ksys_write+0x1ce/0x260 [ 86.775789] ? do_sys_open+0x16e/0x350 [ 86.779660] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 86.784396] ? do_syscall_64+0x21/0x4e0 [ 86.788359] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 86.793713] __x64_sys_clone+0xba/0x140 [ 86.797668] do_syscall_64+0xd0/0x4e0 [ 86.801453] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 86.806629] RIP: 0033:0x459829 [ 86.809820] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 86.828971] RSP: 002b:00007f2f2afbac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 86.836680] RAX: ffffffffffffffda RBX: 00007f2f2afbac90 RCX: 0000000000459829 [ 86.843947] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 86.851238] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 86.858500] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f2afbb6d4 [ 86.865771] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 86.873043] CPU: 0 PID: 7472 Comm: syz-executor.4 Not tainted 4.19.94-syzkaller #0 [ 86.880754] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 86.890093] Call Trace: [ 86.892664] dump_stack+0x123/0x177 [ 86.896289] should_fail.cold.4+0x5/0x13 [ 86.900338] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 86.905448] ? lock_downgrade+0x860/0x860 [ 86.909582] __should_failslab+0xba/0xf0 [ 86.913629] should_failslab+0x9/0x14 [ 86.917412] kmem_cache_alloc+0x2bc/0x730 [ 86.921550] ? pmd_alloc+0x110/0x110 [ 86.925383] vm_area_dup+0x1b/0x150 [ 86.929007] copy_process.part.35+0x31db/0x7330 [ 86.933692] ? __cleanup_sighand+0x40/0x40 [ 86.937913] ? __f_unlock_pos+0xd/0x10 [ 86.942025] ? lock_downgrade+0x860/0x860 [ 86.946173] _do_fork+0x15d/0xba0 [ 86.949613] ? __sb_end_write+0xa4/0xd0 [ 86.953572] ? fork_idle+0x250/0x250 [ 86.957274] ? ksys_write+0x1ce/0x260 [ 86.961059] ? do_sys_open+0x16e/0x350 [ 86.964938] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 86.969677] ? do_syscall_64+0x21/0x4e0 [ 86.973639] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 86.978993] __x64_sys_clone+0xba/0x140 [ 86.982948] do_syscall_64+0xd0/0x4e0 [ 86.986733] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 86.991913] RIP: 0033:0x459829 [ 86.995086] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 87.013982] RSP: 002b:00007fca838a6c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 87.021678] RAX: ffffffffffffffda RBX: 00007fca838a6c90 RCX: 0000000000459829 [ 87.028929] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 87.036179] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 87.043443] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca838a76d4 [ 87.050704] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 87.057967] CPU: 1 PID: 7461 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 87.065679] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 87.075033] Call Trace: [ 87.077621] dump_stack+0x123/0x177 [ 87.081249] should_fail.cold.4+0x5/0x13 [ 87.085309] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 87.090395] ? __might_sleep+0x95/0x190 [ 87.094460] __alloc_pages_nodemask+0x1d5/0x710 [ 87.099117] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 87.104122] ? lock_downgrade+0x860/0x860 [ 87.108250] alloc_pages_current+0xd6/0x1b0 [ 87.112551] pte_alloc_one+0x14/0x130 [ 87.116335] __pte_alloc+0x1d/0x2f0 [ 87.119946] copy_page_range+0xe5e/0x1810 [ 87.124087] ? find_held_lock+0x36/0x1d0 [ 87.128136] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 87.133570] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 87.138414] ? pmd_alloc+0x110/0x110 [ 87.142117] ? __vma_link_rb+0x1fc/0x340 [ 87.146160] copy_process.part.35+0x37b9/0x7330 [ 87.150816] ? __cleanup_sighand+0x40/0x40 [ 87.155045] ? __f_unlock_pos+0xd/0x10 [ 87.158929] ? lock_downgrade+0x860/0x860 [ 87.163088] _do_fork+0x15d/0xba0 [ 87.166528] ? __sb_end_write+0xa4/0xd0 [ 87.170502] ? fork_idle+0x250/0x250 [ 87.174205] ? ksys_write+0x1ce/0x260 [ 87.177986] ? do_sys_open+0x16e/0x350 [ 87.181861] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 87.186599] ? do_syscall_64+0x21/0x4e0 [ 87.190557] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 87.195909] __x64_sys_clone+0xba/0x140 [ 87.199866] do_syscall_64+0xd0/0x4e0 [ 87.203650] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 87.208815] RIP: 0033:0x459829 [ 87.211986] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 87.230872] RSP: 002b:00007f01d6614c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 87.238673] RAX: ffffffffffffffda RBX: 00007f01d6614c90 RCX: 0000000000459829 [ 87.245938] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 87.253200] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 87.260450] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d66156d4 [ 87.267727] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 87.295896] FAULT_INJECTION: forcing a failure. [ 87.295896] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 87.308385] CPU: 1 PID: 7475 Comm: syz-executor.2 Not tainted 4.19.94-syzkaller #0 [ 87.316110] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 87.325460] Call Trace: [ 87.328061] dump_stack+0x123/0x177 [ 87.331698] should_fail.cold.4+0x5/0x13 [ 87.335766] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 87.340863] ? __might_sleep+0x95/0x190 [ 87.340875] __alloc_pages_nodemask+0x1d5/0x710 [ 87.340884] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 87.340895] ? lock_downgrade+0x860/0x860 [ 87.340906] alloc_pages_current+0xd6/0x1b0 [ 87.340918] pte_alloc_one+0x14/0x130 [ 87.354585] __pte_alloc+0x1d/0x2f0 [ 87.363041] copy_page_range+0xe5e/0x1810 [ 87.363049] ? find_held_lock+0x36/0x1d0 [ 87.363063] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 87.363071] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 87.363081] ? pmd_alloc+0x110/0x110 [ 87.363088] ? __vma_link_rb+0x1fc/0x340 [ 87.363098] copy_process.part.35+0x37b9/0x7330 [ 87.378172] FAULT_INJECTION: forcing a failure. [ 87.378172] name failslab, interval 1, probability 0, space 0, times 0 [ 87.378702] ? __cleanup_sighand+0x40/0x40 [ 87.389065] ? __f_unlock_pos+0xd/0x10 [ 87.389072] ? lock_downgrade+0x860/0x860 [ 87.389094] _do_fork+0x15d/0xba0 [ 87.389100] ? __sb_end_write+0xa4/0xd0 [ 87.389107] ? fork_idle+0x250/0x250 [ 87.389114] ? ksys_write+0x1ce/0x260 [ 87.389118] ? do_sys_open+0x16e/0x350 [ 87.389126] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 87.389132] ? do_syscall_64+0x21/0x4e0 [ 87.389144] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 87.389152] __x64_sys_clone+0xba/0x140 [ 87.389159] do_syscall_64+0xd0/0x4e0 [ 87.389167] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 87.389172] RIP: 0033:0x459829 [ 87.389179] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 87.389182] RSP: 002b:00007f72745d5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 87.389188] RAX: ffffffffffffffda RBX: 00007f72745d5c90 RCX: 0000000000459829 [ 87.389191] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 87.389194] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 87.389198] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f72745d66d4 [ 87.389201] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 87.402745] FAULT_INJECTION: forcing a failure. [ 87.402745] name failslab, interval 1, probability 0, space 0, times 0 [ 87.414809] CPU: 0 PID: 7482 Comm: syz-executor.5 Not tainted 4.19.94-syzkaller #0 [ 87.465219] FAULT_INJECTION: forcing a failure. [ 87.465219] name failslab, interval 1, probability 0, space 0, times 0 [ 87.466050] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 87.466054] Call Trace: [ 87.466066] dump_stack+0x123/0x177 [ 87.466077] should_fail.cold.4+0x5/0x13 [ 87.466086] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 87.473384] FAULT_INJECTION: forcing a failure. [ 87.473384] name failslab, interval 1, probability 0, space 0, times 0 [ 87.474462] ? lock_downgrade+0x860/0x860 [ 87.607581] __should_failslab+0xba/0xf0 [ 87.611624] should_failslab+0x9/0x14 [ 87.615417] kmem_cache_alloc+0x2bc/0x730 [ 87.619563] ptlock_alloc+0x1d/0x70 [ 87.623325] pte_alloc_one+0x4e/0x130 [ 87.627300] copy_huge_pmd+0x69/0x510 [ 87.631097] copy_page_range+0x597/0x1810 [ 87.635239] ? find_held_lock+0x36/0x1d0 [ 87.639306] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 87.644743] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 87.649598] ? pmd_alloc+0x110/0x110 [ 87.653297] ? __vma_link_rb+0x1fc/0x340 [ 87.657358] copy_process.part.35+0x37b9/0x7330 [ 87.662022] ? __cleanup_sighand+0x40/0x40 [ 87.666236] ? __f_unlock_pos+0xd/0x10 [ 87.670105] ? lock_downgrade+0x860/0x860 [ 87.674242] _do_fork+0x15d/0xba0 [ 87.677676] ? __sb_end_write+0xa4/0xd0 [ 87.681641] ? fork_idle+0x250/0x250 [ 87.685338] ? ksys_write+0x1ce/0x260 [ 87.689117] ? do_sys_open+0x16e/0x350 [ 87.692984] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 87.697718] ? do_syscall_64+0x21/0x4e0 [ 87.701674] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 87.707019] __x64_sys_clone+0xba/0x140 [ 87.710976] do_syscall_64+0xd0/0x4e0 [ 87.714756] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 87.719925] RIP: 0033:0x459829 [ 87.723099] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 87.741981] RSP: 002b:00007f2f2af99c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 87.749669] RAX: ffffffffffffffda RBX: 00007f2f2af99c90 RCX: 0000000000459829 [ 87.756919] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 87.764178] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 87.771666] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f2af9a6d4 [ 87.778935] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 87.786221] CPU: 1 PID: 7486 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 87.793930] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 87.803365] Call Trace: [ 87.803380] dump_stack+0x123/0x177 [ 87.803393] should_fail.cold.4+0x5/0x13 [ 87.803401] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 87.803408] ? lock_downgrade+0x860/0x860 [ 87.803419] __should_failslab+0xba/0xf0 [ 87.809613] should_failslab+0x9/0x14 [ 87.809621] kmem_cache_alloc+0x2bc/0x730 [ 87.809627] ? kasan_check_read+0x11/0x20 [ 87.809635] ? __vm_enough_memory+0x22f/0x4b0 [ 87.809646] vm_area_dup+0x1b/0x150 2020/01/11 10:38:27 executed programs: 147 [ 87.809653] copy_process.part.35+0x31db/0x7330 [ 87.818810] ? __cleanup_sighand+0x40/0x40 [ 87.818816] ? __f_unlock_pos+0xd/0x10 [ 87.818822] ? lock_downgrade+0x860/0x860 [ 87.818838] _do_fork+0x15d/0xba0 [ 87.818844] ? __sb_end_write+0xa4/0xd0 [ 87.818850] ? fork_idle+0x250/0x250 [ 87.818857] ? ksys_write+0x1ce/0x260 [ 87.818861] ? do_sys_open+0x16e/0x350 [ 87.818869] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 87.887552] ? do_syscall_64+0x21/0x4e0 [ 87.891535] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 87.896518] FAULT_INJECTION: forcing a failure. [ 87.896518] name failslab, interval 1, probability 0, space 0, times 0 [ 87.896892] __x64_sys_clone+0xba/0x140 [ 87.914924] do_syscall_64+0xd0/0x4e0 [ 87.918725] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 87.924025] RIP: 0033:0x459829 [ 87.927203] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 87.946102] RSP: 002b:00007f9acacbcc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 87.953792] RAX: ffffffffffffffda RBX: 00007f9acacbcc90 RCX: 0000000000459829 [ 87.961042] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 87.968298] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 87.975565] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacbd6d4 [ 87.982818] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 87.990100] CPU: 0 PID: 7492 Comm: syz-executor.5 Not tainted 4.19.94-syzkaller #0 [ 87.997952] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 88.007439] Call Trace: [ 88.010028] dump_stack+0x123/0x177 [ 88.013669] should_fail.cold.4+0x5/0x13 [ 88.017730] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 88.022834] ? lock_downgrade+0x860/0x860 [ 88.026973] __should_failslab+0xba/0xf0 [ 88.031017] should_failslab+0x9/0x14 [ 88.034802] kmem_cache_alloc+0x2bc/0x730 [ 88.038939] ptlock_alloc+0x1d/0x70 [ 88.042557] pte_alloc_one+0x4e/0x130 [ 88.046343] __pte_alloc+0x1d/0x2f0 [ 88.049951] copy_page_range+0xe5e/0x1810 [ 88.054085] ? find_held_lock+0x36/0x1d0 [ 88.058135] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 88.063565] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 88.068389] ? pmd_alloc+0x110/0x110 [ 88.072107] ? __vma_link_rb+0x1fc/0x340 [ 88.076151] copy_process.part.35+0x37b9/0x7330 [ 88.080814] ? __cleanup_sighand+0x40/0x40 [ 88.085029] ? __f_unlock_pos+0xd/0x10 [ 88.088903] ? lock_downgrade+0x860/0x860 [ 88.093047] _do_fork+0x15d/0xba0 [ 88.096480] ? __sb_end_write+0xa4/0xd0 [ 88.100958] ? fork_idle+0x250/0x250 [ 88.104660] ? ksys_write+0x1ce/0x260 [ 88.108444] ? do_sys_open+0x16e/0x350 [ 88.112315] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 88.117250] ? do_syscall_64+0x21/0x4e0 [ 88.121207] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 88.126584] __x64_sys_clone+0xba/0x140 [ 88.130555] do_syscall_64+0xd0/0x4e0 [ 88.134361] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 88.139801] RIP: 0033:0x459829 [ 88.143585] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 88.162472] RSP: 002b:00007f2f2afbac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 88.170159] RAX: ffffffffffffffda RBX: 00007f2f2afbac90 RCX: 0000000000459829 [ 88.177496] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 88.184747] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 88.191996] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f2afbb6d4 [ 88.199267] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 88.206537] CPU: 1 PID: 7487 Comm: syz-executor.4 Not tainted 4.19.94-syzkaller #0 [ 88.214247] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 88.223586] Call Trace: [ 88.223598] dump_stack+0x123/0x177 [ 88.223608] should_fail.cold.4+0x5/0x13 [ 88.223615] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 88.223621] ? lock_downgrade+0x860/0x860 [ 88.223633] __should_failslab+0xba/0xf0 [ 88.223641] should_failslab+0x9/0x14 [ 88.251041] kmem_cache_alloc+0x2bc/0x730 [ 88.255291] ? pmd_alloc+0x110/0x110 [ 88.259006] vm_area_dup+0x1b/0x150 [ 88.262618] copy_process.part.35+0x31db/0x7330 [ 88.262644] ? __cleanup_sighand+0x40/0x40 [ 88.262651] ? __f_unlock_pos+0xd/0x10 [ 88.262658] ? lock_downgrade+0x860/0x860 [ 88.262673] _do_fork+0x15d/0xba0 [ 88.279756] FAULT_INJECTION: forcing a failure. [ 88.279756] name failslab, interval 1, probability 0, space 0, times 0 [ 88.282973] ? __sb_end_write+0xa4/0xd0 [ 88.298302] ? fork_idle+0x250/0x250 [ 88.302007] ? ksys_write+0x1ce/0x260 [ 88.302012] ? do_sys_open+0x16e/0x350 [ 88.302026] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 88.302033] ? do_syscall_64+0x21/0x4e0 [ 88.302041] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 88.302048] __x64_sys_clone+0xba/0x140 [ 88.302055] do_syscall_64+0xd0/0x4e0 [ 88.314454] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 88.331506] RIP: 0033:0x459829 [ 88.331512] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 88.331515] RSP: 002b:00007fca838a6c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 88.331521] RAX: ffffffffffffffda RBX: 00007fca838a6c90 RCX: 0000000000459829 [ 88.331524] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 88.331528] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 88.331531] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca838a76d4 [ 88.331534] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 88.347731] FAULT_INJECTION: forcing a failure. [ 88.347731] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 88.364833] CPU: 0 PID: 7484 Comm: syz-executor.1 Not tainted 4.19.94-syzkaller #0 [ 88.370298] FAULT_INJECTION: forcing a failure. [ 88.370298] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 88.375287] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 88.444904] Call Trace: [ 88.447484] dump_stack+0x123/0x177 [ 88.451099] should_fail.cold.4+0x5/0x13 [ 88.455272] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 88.460357] ? lock_downgrade+0x860/0x860 [ 88.464501] __should_failslab+0xba/0xf0 [ 88.468546] should_failslab+0x9/0x14 [ 88.472688] kmem_cache_alloc+0x2bc/0x730 [ 88.476815] ? pmd_alloc+0x110/0x110 [ 88.480533] vm_area_dup+0x1b/0x150 [ 88.484158] copy_process.part.35+0x31db/0x7330 [ 88.488842] ? __cleanup_sighand+0x40/0x40 [ 88.493064] ? __f_unlock_pos+0xd/0x10 [ 88.496940] ? lock_downgrade+0x860/0x860 [ 88.501080] _do_fork+0x15d/0xba0 [ 88.504520] ? __sb_end_write+0xa4/0xd0 [ 88.508478] ? fork_idle+0x250/0x250 [ 88.512176] ? ksys_write+0x1ce/0x260 [ 88.515954] ? do_sys_open+0x16e/0x350 [ 88.519857] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 88.524626] ? do_syscall_64+0x21/0x4e0 [ 88.528591] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 88.533940] __x64_sys_clone+0xba/0x140 [ 88.537916] do_syscall_64+0xd0/0x4e0 [ 88.541729] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 88.546922] RIP: 0033:0x459829 [ 88.550097] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 88.568981] RSP: 002b:00007f539f038c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 88.576669] RAX: ffffffffffffffda RBX: 00007f539f038c90 RCX: 0000000000459829 [ 88.583922] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 88.591175] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 88.598425] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539f0396d4 [ 88.605677] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 88.612948] CPU: 1 PID: 7498 Comm: syz-executor.2 Not tainted 4.19.94-syzkaller #0 [ 88.620652] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 88.629994] Call Trace: [ 88.632590] dump_stack+0x123/0x177 [ 88.636206] should_fail.cold.4+0x5/0x13 [ 88.640267] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 88.645367] ? __might_sleep+0x95/0x190 [ 88.649347] __alloc_pages_nodemask+0x1d5/0x710 [ 88.653998] ? kasan_kmalloc+0xc7/0xe0 [ 88.657869] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 88.662867] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 88.668218] alloc_pages_current+0xd6/0x1b0 [ 88.672528] pte_alloc_one+0x14/0x130 [ 88.676315] copy_huge_pmd+0x69/0x510 [ 88.680100] copy_page_range+0x597/0x1810 [ 88.684229] ? find_held_lock+0x36/0x1d0 [ 88.688286] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 88.693718] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 88.698568] ? pmd_alloc+0x110/0x110 [ 88.702274] ? __vma_link_rb+0x1fc/0x340 [ 88.706331] copy_process.part.35+0x37b9/0x7330 [ 88.711008] ? __cleanup_sighand+0x40/0x40 [ 88.715230] ? __f_unlock_pos+0xd/0x10 [ 88.719122] ? lock_downgrade+0x860/0x860 [ 88.723262] _do_fork+0x15d/0xba0 [ 88.726705] ? __sb_end_write+0xa4/0xd0 [ 88.730659] ? fork_idle+0x250/0x250 [ 88.734360] ? ksys_write+0x1ce/0x260 [ 88.738169] ? do_sys_open+0x16e/0x350 [ 88.742041] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 88.746789] ? do_syscall_64+0x21/0x4e0 [ 88.750756] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 88.756113] __x64_sys_clone+0xba/0x140 [ 88.760086] do_syscall_64+0xd0/0x4e0 [ 88.763867] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 88.769038] RIP: 0033:0x459829 [ 88.772210] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 88.791094] RSP: 002b:00007f72745d5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 88.798881] RAX: ffffffffffffffda RBX: 00007f72745d5c90 RCX: 0000000000459829 [ 88.806146] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 88.813409] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 88.820668] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f72745d66d4 [ 88.827927] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 88.841342] CPU: 0 PID: 7499 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 88.849100] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 88.858453] Call Trace: [ 88.861050] dump_stack+0x123/0x177 [ 88.864661] should_fail.cold.4+0x5/0x13 [ 88.868799] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 88.873903] ? __might_sleep+0x95/0x190 [ 88.877863] __alloc_pages_nodemask+0x1d5/0x710 [ 88.882517] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 88.887513] ? lock_downgrade+0x860/0x860 [ 88.891655] alloc_pages_current+0xd6/0x1b0 [ 88.895960] pte_alloc_one+0x14/0x130 [ 88.899751] __pte_alloc+0x1d/0x2f0 [ 88.903359] copy_page_range+0xe5e/0x1810 [ 88.907492] ? find_held_lock+0x36/0x1d0 [ 88.911550] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 88.916984] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 88.921898] ? pmd_alloc+0x110/0x110 [ 88.925596] ? __vma_link_rb+0x1fc/0x340 [ 88.929652] copy_process.part.35+0x37b9/0x7330 [ 88.934326] ? __cleanup_sighand+0x40/0x40 [ 88.938544] ? __f_unlock_pos+0xd/0x10 [ 88.942413] ? lock_downgrade+0x860/0x860 [ 88.946554] _do_fork+0x15d/0xba0 [ 88.950003] ? __sb_end_write+0xa4/0xd0 [ 88.953981] ? fork_idle+0x250/0x250 [ 88.957677] ? ksys_write+0x1ce/0x260 [ 88.961459] ? do_sys_open+0x16e/0x350 [ 88.965377] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 88.970115] ? do_syscall_64+0x21/0x4e0 [ 88.974093] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 88.979445] __x64_sys_clone+0xba/0x140 [ 88.983416] do_syscall_64+0xd0/0x4e0 [ 88.987215] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 88.992518] RIP: 0033:0x459829 [ 88.995702] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 89.014689] RSP: 002b:00007f9acacddc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 89.022384] RAX: ffffffffffffffda RBX: 00007f9acacddc90 RCX: 0000000000459829 [ 89.029638] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 89.036893] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 89.044159] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacde6d4 [ 89.051435] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 89.058703] CPU: 1 PID: 7497 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 89.066416] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 89.075873] Call Trace: [ 89.078464] dump_stack+0x123/0x177 [ 89.082141] should_fail.cold.4+0x5/0x13 [ 89.082518] FAULT_INJECTION: forcing a failure. [ 89.082518] name failslab, interval 1, probability 0, space 0, times 0 [ 89.086203] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 89.086210] ? lock_downgrade+0x860/0x860 [ 89.086221] __should_failslab+0xba/0xf0 [ 89.086229] should_failslab+0x9/0x14 [ 89.086235] kmem_cache_alloc+0x2bc/0x730 [ 89.086241] ? pmd_alloc+0x110/0x110 [ 89.086251] vm_area_dup+0x1b/0x150 [ 89.086256] copy_process.part.35+0x31db/0x7330 [ 89.086281] ? __cleanup_sighand+0x40/0x40 [ 89.086287] ? __f_unlock_pos+0xd/0x10 [ 89.086292] ? lock_downgrade+0x860/0x860 [ 89.086309] _do_fork+0x15d/0xba0 [ 89.146300] ? __sb_end_write+0xa4/0xd0 [ 89.150261] ? fork_idle+0x250/0x250 [ 89.153958] ? ksys_write+0x1ce/0x260 [ 89.157751] ? do_sys_open+0x16e/0x350 [ 89.161632] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 89.166370] ? do_syscall_64+0x21/0x4e0 [ 89.171114] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 89.176495] __x64_sys_clone+0xba/0x140 [ 89.180474] do_syscall_64+0xd0/0x4e0 [ 89.184275] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 89.189446] RIP: 0033:0x459829 [ 89.192622] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 89.212380] RSP: 002b:00007f01d65f3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 89.220076] RAX: ffffffffffffffda RBX: 00007f01d65f3c90 RCX: 0000000000459829 [ 89.227334] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 89.234590] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 89.241858] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d65f46d4 [ 89.249111] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 89.261522] CPU: 0 PID: 7505 Comm: syz-executor.4 Not tainted 4.19.94-syzkaller #0 [ 89.269267] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 89.278735] Call Trace: [ 89.281446] dump_stack+0x123/0x177 [ 89.285101] should_fail.cold.4+0x5/0x13 [ 89.290160] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 89.295246] ? lock_downgrade+0x860/0x860 [ 89.299378] __should_failslab+0xba/0xf0 [ 89.303423] should_failslab+0x9/0x14 [ 89.307201] kmem_cache_alloc+0x2bc/0x730 [ 89.311331] ptlock_alloc+0x1d/0x70 [ 89.314947] pte_alloc_one+0x4e/0x130 [ 89.318725] __pte_alloc+0x1d/0x2f0 [ 89.322344] copy_page_range+0xe5e/0x1810 [ 89.326472] ? find_held_lock+0x36/0x1d0 [ 89.330512] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 89.335940] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 89.340776] ? pmd_alloc+0x110/0x110 [ 89.344467] ? __vma_link_rb+0x1fc/0x340 [ 89.348508] copy_process.part.35+0x37b9/0x7330 [ 89.353187] ? __cleanup_sighand+0x40/0x40 [ 89.358008] ? __f_unlock_pos+0xd/0x10 [ 89.361890] ? lock_downgrade+0x860/0x860 [ 89.366024] _do_fork+0x15d/0xba0 [ 89.369455] ? __sb_end_write+0xa4/0xd0 [ 89.373406] ? fork_idle+0x250/0x250 [ 89.377266] ? ksys_write+0x1ce/0x260 [ 89.381922] ? do_sys_open+0x16e/0x350 [ 89.385804] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 89.390561] ? do_syscall_64+0x21/0x4e0 [ 89.394884] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 89.400369] __x64_sys_clone+0xba/0x140 [ 89.404392] do_syscall_64+0xd0/0x4e0 [ 89.408189] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 89.413366] RIP: 0033:0x459829 [ 89.416554] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 89.435814] RSP: 002b:00007fca838c7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 89.443526] RAX: ffffffffffffffda RBX: 00007fca838c7c90 RCX: 0000000000459829 [ 89.450792] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 89.458055] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 89.465317] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca838c86d4 [ 89.472566] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 89.504720] FAULT_INJECTION: forcing a failure. [ 89.504720] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 89.516102] FAULT_INJECTION: forcing a failure. [ 89.516102] name failslab, interval 1, probability 0, space 0, times 0 [ 89.528524] FAULT_INJECTION: forcing a failure. [ 89.528524] name failslab, interval 1, probability 0, space 0, times 0 [ 89.534008] FAULT_INJECTION: forcing a failure. [ 89.534008] name failslab, interval 1, probability 0, space 0, times 0 [ 89.553927] FAULT_INJECTION: forcing a failure. [ 89.553927] name failslab, interval 1, probability 0, space 0, times 0 [ 89.564813] CPU: 0 PID: 7519 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 89.572842] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 89.582631] Call Trace: [ 89.585222] dump_stack+0x123/0x177 [ 89.588872] should_fail.cold.4+0x5/0x13 [ 89.592936] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 89.598381] ? lock_downgrade+0x860/0x860 [ 89.602538] __should_failslab+0xba/0xf0 [ 89.606598] should_failslab+0x9/0x14 [ 89.610389] kmem_cache_alloc+0x2bc/0x730 [ 89.614618] ptlock_alloc+0x1d/0x70 [ 89.618230] pte_alloc_one+0x4e/0x130 [ 89.622026] copy_huge_pmd+0x69/0x510 [ 89.625815] copy_page_range+0x597/0x1810 [ 89.629945] ? find_held_lock+0x36/0x1d0 [ 89.633997] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 89.639427] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 89.644257] ? pmd_alloc+0x110/0x110 [ 89.647953] ? __vma_link_rb+0x1fc/0x340 [ 89.652000] copy_process.part.35+0x37b9/0x7330 [ 89.656664] ? __cleanup_sighand+0x40/0x40 [ 89.660901] ? __f_unlock_pos+0xd/0x10 [ 89.664774] ? lock_downgrade+0x860/0x860 [ 89.668914] _do_fork+0x15d/0xba0 [ 89.672352] ? __sb_end_write+0xa4/0xd0 [ 89.676309] ? fork_idle+0x250/0x250 [ 89.680022] ? ksys_write+0x1ce/0x260 [ 89.683808] ? do_sys_open+0x16e/0x350 [ 89.687693] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 89.692434] ? do_syscall_64+0x21/0x4e0 [ 89.696393] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 89.701747] __x64_sys_clone+0xba/0x140 [ 89.705704] do_syscall_64+0xd0/0x4e0 [ 89.709486] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 89.714667] RIP: 0033:0x459829 [ 89.717842] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 89.736726] RSP: 002b:00007f9acacddc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 89.744415] RAX: ffffffffffffffda RBX: 00007f9acacddc90 RCX: 0000000000459829 [ 89.751675] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 89.758927] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 89.766194] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacde6d4 [ 89.773454] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 89.780731] CPU: 1 PID: 7518 Comm: syz-executor.5 Not tainted 4.19.94-syzkaller #0 [ 89.788434] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 89.797773] Call Trace: [ 89.800357] dump_stack+0x123/0x177 [ 89.803970] should_fail.cold.4+0x5/0x13 [ 89.808016] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 89.813102] ? lock_downgrade+0x860/0x860 [ 89.817244] __should_failslab+0xba/0xf0 [ 89.821307] should_failslab+0x9/0x14 [ 89.825092] kmem_cache_alloc+0x2bc/0x730 [ 89.829226] ptlock_alloc+0x1d/0x70 [ 89.832842] pte_alloc_one+0x4e/0x130 [ 89.836628] __pte_alloc+0x1d/0x2f0 [ 89.840242] copy_page_range+0xe5e/0x1810 [ 89.844373] ? find_held_lock+0x36/0x1d0 [ 89.848425] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 89.853862] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 89.858689] ? pmd_alloc+0x110/0x110 [ 89.862394] ? __vma_link_rb+0x1fc/0x340 [ 89.866444] copy_process.part.35+0x37b9/0x7330 [ 89.871117] ? __cleanup_sighand+0x40/0x40 [ 89.875515] ? __f_unlock_pos+0xd/0x10 [ 89.879389] ? lock_downgrade+0x860/0x860 [ 89.883548] _do_fork+0x15d/0xba0 [ 89.887002] ? __sb_end_write+0xa4/0xd0 [ 89.890956] ? fork_idle+0x250/0x250 [ 89.894651] ? ksys_write+0x1ce/0x260 [ 89.898431] ? do_sys_open+0x16e/0x350 [ 89.902308] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 89.907059] ? do_syscall_64+0x21/0x4e0 [ 89.911033] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 89.916395] __x64_sys_clone+0xba/0x140 [ 89.920369] do_syscall_64+0xd0/0x4e0 [ 89.924278] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 89.929553] RIP: 0033:0x459829 [ 89.933081] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 89.951970] RSP: 002b:00007f2f2afbac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 89.959670] RAX: ffffffffffffffda RBX: 00007f2f2afbac90 RCX: 0000000000459829 [ 89.966926] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 89.974178] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 89.981433] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f2afbb6d4 [ 89.988695] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 89.997583] CPU: 1 PID: 7507 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 90.005991] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 90.015331] Call Trace: [ 90.017910] dump_stack+0x123/0x177 [ 90.021527] should_fail.cold.4+0x5/0x13 [ 90.025583] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 90.030667] ? lock_downgrade+0x860/0x860 [ 90.034812] __should_failslab+0xba/0xf0 [ 90.038860] should_failslab+0x9/0x14 [ 90.042665] kmem_cache_alloc+0x2bc/0x730 [ 90.046806] ptlock_alloc+0x1d/0x70 [ 90.050426] pte_alloc_one+0x4e/0x130 [ 90.054211] __pte_alloc+0x1d/0x2f0 [ 90.057831] copy_page_range+0xe5e/0x1810 [ 90.061979] ? find_held_lock+0x36/0x1d0 [ 90.066048] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 90.071504] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 90.076344] ? pmd_alloc+0x110/0x110 [ 90.080050] ? __vma_link_rb+0x1fc/0x340 [ 90.084096] copy_process.part.35+0x37b9/0x7330 [ 90.088761] ? __cleanup_sighand+0x40/0x40 [ 90.092980] ? __f_unlock_pos+0xd/0x10 [ 90.096856] ? lock_downgrade+0x860/0x860 [ 90.101020] _do_fork+0x15d/0xba0 [ 90.104459] ? __sb_end_write+0xa4/0xd0 [ 90.108426] ? fork_idle+0x250/0x250 [ 90.112141] ? ksys_write+0x1ce/0x260 [ 90.115935] ? do_sys_open+0x16e/0x350 [ 90.119818] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 90.124561] ? do_syscall_64+0x21/0x4e0 [ 90.128522] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 90.133871] __x64_sys_clone+0xba/0x140 [ 90.137838] do_syscall_64+0xd0/0x4e0 [ 90.141641] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 90.146816] RIP: 0033:0x459829 [ 90.149991] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 90.168880] RSP: 002b:00007f01d6614c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 90.176575] RAX: ffffffffffffffda RBX: 00007f01d6614c90 RCX: 0000000000459829 [ 90.183831] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 90.191087] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 90.198346] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d66156d4 [ 90.205617] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 90.212888] CPU: 0 PID: 7520 Comm: syz-executor.1 Not tainted 4.19.94-syzkaller #0 [ 90.220602] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 90.229968] Call Trace: [ 90.232550] dump_stack+0x123/0x177 [ 90.236167] should_fail.cold.4+0x5/0x13 [ 90.240212] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 90.245299] ? lock_downgrade+0x860/0x860 [ 90.249435] __should_failslab+0xba/0xf0 [ 90.253477] should_failslab+0x9/0x14 [ 90.257258] kmem_cache_alloc+0x2bc/0x730 [ 90.261402] ptlock_alloc+0x1d/0x70 [ 90.265039] pte_alloc_one+0x4e/0x130 [ 90.268911] copy_huge_pmd+0x69/0x510 [ 90.272702] copy_page_range+0x597/0x1810 [ 90.276838] ? find_held_lock+0x36/0x1d0 [ 90.280888] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 90.286321] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 90.291144] ? pmd_alloc+0x110/0x110 [ 90.294858] ? __vma_link_rb+0x1fc/0x340 [ 90.298912] copy_process.part.35+0x37b9/0x7330 [ 90.303576] ? __cleanup_sighand+0x40/0x40 [ 90.307800] ? __f_unlock_pos+0xd/0x10 [ 90.311669] ? lock_downgrade+0x860/0x860 [ 90.315809] _do_fork+0x15d/0xba0 [ 90.319242] ? __sb_end_write+0xa4/0xd0 [ 90.323207] ? fork_idle+0x250/0x250 [ 90.326990] ? ksys_write+0x1ce/0x260 [ 90.330769] ? do_sys_open+0x16e/0x350 [ 90.334638] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 90.339376] ? do_syscall_64+0x21/0x4e0 [ 90.343333] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 90.348688] __x64_sys_clone+0xba/0x140 [ 90.352642] do_syscall_64+0xd0/0x4e0 [ 90.356422] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 90.361599] RIP: 0033:0x459829 [ 90.364774] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 90.383666] RSP: 002b:00007f539f038c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 90.391362] RAX: ffffffffffffffda RBX: 00007f539f038c90 RCX: 0000000000459829 [ 90.398612] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 90.405868] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 90.413126] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539f0396d4 [ 90.420386] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 90.427652] CPU: 1 PID: 7512 Comm: syz-executor.2 Not tainted 4.19.94-syzkaller #0 [ 90.435365] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 90.444714] Call Trace: [ 90.447297] dump_stack+0x123/0x177 [ 90.451366] should_fail.cold.4+0x5/0x13 [ 90.455412] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 90.460502] ? __might_sleep+0x95/0x190 [ 90.464455] __alloc_pages_nodemask+0x1d5/0x710 [ 90.469134] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 90.474155] ? lock_downgrade+0x860/0x860 [ 90.478291] alloc_pages_current+0xd6/0x1b0 [ 90.482716] pte_alloc_one+0x14/0x130 [ 90.486502] __pte_alloc+0x1d/0x2f0 [ 90.490116] copy_page_range+0xe5e/0x1810 [ 90.494256] ? find_held_lock+0x36/0x1d0 [ 90.498315] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 90.503780] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 90.508617] ? pmd_alloc+0x110/0x110 [ 90.512336] ? __vma_link_rb+0x1fc/0x340 [ 90.516380] copy_process.part.35+0x37b9/0x7330 [ 90.521085] ? __cleanup_sighand+0x40/0x40 [ 90.525302] ? __f_unlock_pos+0xd/0x10 [ 90.529979] ? lock_downgrade+0x860/0x860 [ 90.534116] _do_fork+0x15d/0xba0 [ 90.537561] ? __sb_end_write+0xa4/0xd0 [ 90.541535] ? fork_idle+0x250/0x250 [ 90.545227] ? ksys_write+0x1ce/0x260 [ 90.549009] ? do_sys_open+0x16e/0x350 [ 90.552885] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 90.557632] ? do_syscall_64+0x21/0x4e0 [ 90.561598] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 90.566949] __x64_sys_clone+0xba/0x140 [ 90.570925] do_syscall_64+0xd0/0x4e0 [ 90.574708] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 90.579881] RIP: 0033:0x459829 [ 90.583061] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 90.602140] RSP: 002b:00007f72745d5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 90.609832] RAX: ffffffffffffffda RBX: 00007f72745d5c90 RCX: 0000000000459829 [ 90.617091] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 90.624363] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 90.631616] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f72745d66d4 [ 90.638879] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 90.666908] FAULT_INJECTION: forcing a failure. [ 90.666908] name failslab, interval 1, probability 0, space 0, times 0 [ 90.683907] CPU: 0 PID: 7523 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 90.691661] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 90.701010] Call Trace: [ 90.701023] dump_stack+0x123/0x177 [ 90.701034] should_fail.cold.4+0x5/0x13 [ 90.701041] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 90.701047] ? lock_downgrade+0x860/0x860 [ 90.701058] __should_failslab+0xba/0xf0 [ 90.701065] should_failslab+0x9/0x14 [ 90.701071] kmem_cache_alloc+0x2bc/0x730 [ 90.715494] FAULT_INJECTION: forcing a failure. [ 90.715494] name failslab, interval 1, probability 0, space 0, times 0 [ 90.716429] ptlock_alloc+0x1d/0x70 [ 90.716439] pte_alloc_one+0x4e/0x130 [ 90.716444] __pte_alloc+0x1d/0x2f0 [ 90.716451] copy_page_range+0xe5e/0x1810 [ 90.716460] ? find_held_lock+0x36/0x1d0 [ 90.716472] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 90.728547] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 90.728557] ? pmd_alloc+0x110/0x110 [ 90.728565] ? __vma_link_rb+0x1fc/0x340 [ 90.728576] copy_process.part.35+0x37b9/0x7330 [ 90.735965] FAULT_INJECTION: forcing a failure. [ 90.735965] name failslab, interval 1, probability 0, space 0, times 0 [ 90.743888] ? __cleanup_sighand+0x40/0x40 [ 90.743895] ? __f_unlock_pos+0xd/0x10 [ 90.743902] ? lock_downgrade+0x860/0x860 [ 90.743917] _do_fork+0x15d/0xba0 [ 90.751303] ? __sb_end_write+0xa4/0xd0 [ 90.751311] ? fork_idle+0x250/0x250 [ 90.751318] ? ksys_write+0x1ce/0x260 [ 90.751323] ? do_sys_open+0x16e/0x350 [ 90.763130] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 90.777093] ? do_syscall_64+0x21/0x4e0 [ 90.777100] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 90.777110] __x64_sys_clone+0xba/0x140 [ 90.777118] do_syscall_64+0xd0/0x4e0 [ 90.777125] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 90.777131] RIP: 0033:0x459829 [ 90.796996] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 90.797000] RSP: 002b:00007f9acacddc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 90.797006] RAX: ffffffffffffffda RBX: 00007f9acacddc90 RCX: 0000000000459829 [ 90.797008] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 90.797011] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 90.797015] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacde6d4 [ 90.797018] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 90.802198] FAULT_INJECTION: forcing a failure. [ 90.802198] name failslab, interval 1, probability 0, space 0, times 0 [ 90.805597] CPU: 1 PID: 7531 Comm: syz-executor.1 Not tainted 4.19.94-syzkaller #0 [ 90.820117] FAULT_INJECTION: forcing a failure. [ 90.820117] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 90.820390] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 90.820393] Call Trace: [ 90.820405] dump_stack+0x123/0x177 [ 90.820417] should_fail.cold.4+0x5/0x13 [ 90.820424] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 90.863056] FAULT_INJECTION: forcing a failure. [ 90.863056] name failslab, interval 1, probability 0, space 0, times 0 [ 90.877167] ? lock_downgrade+0x860/0x860 [ 90.877179] __should_failslab+0xba/0xf0 [ 90.877188] should_failslab+0x9/0x14 [ 90.877194] kmem_cache_alloc+0x2bc/0x730 [ 90.877200] ? pmd_alloc+0x110/0x110 [ 90.877210] vm_area_dup+0x1b/0x150 [ 90.877215] copy_process.part.35+0x31db/0x7330 [ 90.877236] ? __cleanup_sighand+0x40/0x40 [ 90.877242] ? __f_unlock_pos+0xd/0x10 [ 90.877247] ? lock_downgrade+0x860/0x860 [ 90.877263] _do_fork+0x15d/0xba0 [ 90.877270] ? __sb_end_write+0xa4/0xd0 [ 91.036113] ? fork_idle+0x250/0x250 [ 91.039817] ? ksys_write+0x1ce/0x260 [ 91.043611] ? do_sys_open+0x16e/0x350 [ 91.047480] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 91.052220] ? do_syscall_64+0x21/0x4e0 [ 91.056179] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 91.061539] __x64_sys_clone+0xba/0x140 [ 91.065504] do_syscall_64+0xd0/0x4e0 [ 91.069292] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 91.074469] RIP: 0033:0x459829 [ 91.077650] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 91.096644] RSP: 002b:00007f539f017c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 91.104337] RAX: ffffffffffffffda RBX: 00007f539f017c90 RCX: 0000000000459829 [ 91.111605] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 91.118953] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 91.126217] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539f0186d4 [ 91.133477] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 91.140756] CPU: 0 PID: 7535 Comm: syz-executor.2 Not tainted 4.19.94-syzkaller #0 [ 91.148480] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 91.157853] Call Trace: [ 91.160459] dump_stack+0x123/0x177 [ 91.164071] should_fail.cold.4+0x5/0x13 [ 91.164080] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 91.164090] ? __might_sleep+0x95/0x190 [ 91.164099] __alloc_pages_nodemask+0x1d5/0x710 [ 91.182188] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 91.182200] ? lock_downgrade+0x860/0x860 [ 91.182209] alloc_pages_current+0xd6/0x1b0 [ 91.182219] pte_alloc_one+0x14/0x130 [ 91.199419] __pte_alloc+0x1d/0x2f0 [ 91.199427] copy_page_range+0xe5e/0x1810 [ 91.199434] ? find_held_lock+0x36/0x1d0 [ 91.199446] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 91.216681] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 91.221543] ? pmd_alloc+0x110/0x110 [ 91.225263] ? __vma_link_rb+0x1fc/0x340 [ 91.229326] copy_process.part.35+0x37b9/0x7330 [ 91.234034] ? __cleanup_sighand+0x40/0x40 [ 91.238272] ? __f_unlock_pos+0xd/0x10 [ 91.242158] ? lock_downgrade+0x860/0x860 [ 91.246312] _do_fork+0x15d/0xba0 [ 91.249778] ? __sb_end_write+0xa4/0xd0 [ 91.253752] ? fork_idle+0x250/0x250 [ 91.257461] ? ksys_write+0x1ce/0x260 [ 91.261247] ? do_sys_open+0x16e/0x350 [ 91.265141] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 91.269882] ? do_syscall_64+0x21/0x4e0 [ 91.273855] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 91.279214] __x64_sys_clone+0xba/0x140 [ 91.283209] do_syscall_64+0xd0/0x4e0 [ 91.286998] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 91.292173] RIP: 0033:0x459829 [ 91.295349] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 91.314238] RSP: 002b:00007f72745d5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 91.321933] RAX: ffffffffffffffda RBX: 00007f72745d5c90 RCX: 0000000000459829 [ 91.329193] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 91.336446] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 91.343759] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f72745d66d4 [ 91.351011] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 91.358292] CPU: 1 PID: 7530 Comm: syz-executor.5 Not tainted 4.19.94-syzkaller #0 [ 91.366018] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 91.375365] Call Trace: [ 91.377946] dump_stack+0x123/0x177 [ 91.381567] should_fail.cold.4+0x5/0x13 [ 91.385622] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 91.390722] ? lock_downgrade+0x860/0x860 [ 91.394859] __should_failslab+0xba/0xf0 [ 91.398922] should_failslab+0x9/0x14 [ 91.402703] kmem_cache_alloc+0x2bc/0x730 [ 91.406840] ptlock_alloc+0x1d/0x70 [ 91.410470] pte_alloc_one+0x4e/0x130 [ 91.414258] __pte_alloc+0x1d/0x2f0 [ 91.417867] copy_page_range+0xe5e/0x1810 [ 91.422000] ? find_held_lock+0x36/0x1d0 [ 91.426047] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 91.431481] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 91.436309] ? pmd_alloc+0x110/0x110 [ 91.440008] ? __vma_link_rb+0x1fc/0x340 [ 91.444058] copy_process.part.35+0x37b9/0x7330 [ 91.448733] ? __cleanup_sighand+0x40/0x40 [ 91.452949] ? __f_unlock_pos+0xd/0x10 [ 91.456827] ? lock_downgrade+0x860/0x860 [ 91.460967] _do_fork+0x15d/0xba0 [ 91.464411] ? __sb_end_write+0xa4/0xd0 [ 91.468366] ? fork_idle+0x250/0x250 [ 91.472073] ? ksys_write+0x1ce/0x260 [ 91.475862] ? do_sys_open+0x16e/0x350 [ 91.479732] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 91.484467] ? do_syscall_64+0x21/0x4e0 [ 91.488428] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 91.493780] __x64_sys_clone+0xba/0x140 [ 91.497738] do_syscall_64+0xd0/0x4e0 [ 91.501521] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 91.506866] RIP: 0033:0x459829 [ 91.510040] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 91.528924] RSP: 002b:00007f2f2afbac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 91.536643] RAX: ffffffffffffffda RBX: 00007f2f2afbac90 RCX: 0000000000459829 [ 91.543893] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 91.551155] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 91.558416] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f2afbb6d4 [ 91.565671] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 91.573049] CPU: 0 PID: 7536 Comm: syz-executor.4 Not tainted 4.19.94-syzkaller #0 [ 91.580760] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 91.590138] Call Trace: [ 91.592734] dump_stack+0x123/0x177 [ 91.596396] should_fail.cold.4+0x5/0x13 [ 91.600464] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 91.605559] ? lock_downgrade+0x860/0x860 [ 91.609699] __should_failslab+0xba/0xf0 [ 91.613856] should_failslab+0x9/0x14 [ 91.617658] kmem_cache_alloc+0x2bc/0x730 [ 91.621799] ? pmd_alloc+0x110/0x110 [ 91.625635] vm_area_dup+0x1b/0x150 [ 91.629250] copy_process.part.35+0x31db/0x7330 [ 91.633920] ? __cleanup_sighand+0x40/0x40 [ 91.638155] ? __f_unlock_pos+0xd/0x10 [ 91.642027] ? lock_downgrade+0x860/0x860 [ 91.646168] _do_fork+0x15d/0xba0 [ 91.649603] ? __sb_end_write+0xa4/0xd0 [ 91.653567] ? fork_idle+0x250/0x250 [ 91.657273] ? ksys_write+0x1ce/0x260 [ 91.661057] ? do_sys_open+0x16e/0x350 [ 91.664927] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 91.669675] ? do_syscall_64+0x21/0x4e0 [ 91.673648] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 91.679005] __x64_sys_clone+0xba/0x140 [ 91.682967] do_syscall_64+0xd0/0x4e0 [ 91.686750] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 91.691979] RIP: 0033:0x459829 [ 91.695152] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 91.714039] RSP: 002b:00007fca838a6c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 91.721739] RAX: ffffffffffffffda RBX: 00007fca838a6c90 RCX: 0000000000459829 [ 91.729177] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 91.736431] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 91.743753] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca838a76d4 [ 91.751022] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 91.758368] CPU: 1 PID: 7528 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 91.766081] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 91.775435] Call Trace: [ 91.778024] dump_stack+0x123/0x177 [ 91.781645] should_fail.cold.4+0x5/0x13 [ 91.785694] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 91.790790] ? lock_downgrade+0x860/0x860 [ 91.794933] __should_failslab+0xba/0xf0 [ 91.794942] should_failslab+0x9/0x14 [ 91.794948] kmem_cache_alloc+0x2bc/0x730 [ 91.794954] ? anon_vma_clone+0x28e/0x3f0 [ 91.811173] anon_vma_fork+0xd3/0x450 [ 91.814974] ? memcpy+0x45/0x50 [ 91.818264] copy_process.part.35+0x3a76/0x7330 [ 91.822962] ? __cleanup_sighand+0x40/0x40 [ 91.824181] FAULT_INJECTION: forcing a failure. [ 91.824181] name failslab, interval 1, probability 0, space 0, times 0 [ 91.827207] ? __f_unlock_pos+0xd/0x10 [ 91.827214] ? lock_downgrade+0x860/0x860 [ 91.827232] _do_fork+0x15d/0xba0 [ 91.827238] ? __sb_end_write+0xa4/0xd0 [ 91.827245] ? fork_idle+0x250/0x250 [ 91.827252] ? ksys_write+0x1ce/0x260 [ 91.827256] ? do_sys_open+0x16e/0x350 [ 91.827264] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 91.827271] ? do_syscall_64+0x21/0x4e0 [ 91.827277] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 91.827285] __x64_sys_clone+0xba/0x140 [ 91.827292] do_syscall_64+0xd0/0x4e0 [ 91.827298] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 91.827303] RIP: 0033:0x459829 [ 91.827310] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 91.827313] RSP: 002b:00007f01d6614c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 91.827318] RAX: ffffffffffffffda RBX: 00007f01d6614c90 RCX: 0000000000459829 [ 91.827322] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 91.827325] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 91.827330] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d66156d4 [ 91.849277] FAULT_INJECTION: forcing a failure. [ 91.849277] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 91.849980] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 91.971965] CPU: 0 PID: 7545 Comm: syz-executor.1 Not tainted 4.19.94-syzkaller #0 [ 91.979693] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 91.989045] Call Trace: [ 91.991622] dump_stack+0x123/0x177 [ 91.995288] should_fail.cold.4+0x5/0x13 [ 91.999334] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 92.005860] ? __might_sleep+0x95/0x190 [ 92.009820] __alloc_pages_nodemask+0x1d5/0x710 [ 92.014479] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 92.019483] ? lock_downgrade+0x860/0x860 [ 92.023621] alloc_pages_current+0xd6/0x1b0 [ 92.027933] pte_alloc_one+0x14/0x130 [ 92.031728] __pte_alloc+0x1d/0x2f0 [ 92.035338] copy_page_range+0xe5e/0x1810 [ 92.039468] ? find_held_lock+0x36/0x1d0 [ 92.043514] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 92.048965] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 92.053966] ? pmd_alloc+0x110/0x110 [ 92.057693] ? __vma_link_rb+0x1fc/0x340 [ 92.061737] copy_process.part.35+0x37b9/0x7330 [ 92.066404] ? __cleanup_sighand+0x40/0x40 [ 92.070637] ? __f_unlock_pos+0xd/0x10 [ 92.074535] ? lock_downgrade+0x860/0x860 [ 92.078801] _do_fork+0x15d/0xba0 [ 92.082257] ? __sb_end_write+0xa4/0xd0 [ 92.086228] ? fork_idle+0x250/0x250 [ 92.089931] ? ksys_write+0x1ce/0x260 [ 92.093802] ? do_sys_open+0x16e/0x350 [ 92.097672] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 92.102413] ? do_syscall_64+0x21/0x4e0 [ 92.106368] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 92.111713] __x64_sys_clone+0xba/0x140 [ 92.115671] do_syscall_64+0xd0/0x4e0 [ 92.119460] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 92.124630] RIP: 0033:0x459829 [ 92.127818] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 92.146717] RSP: 002b:00007f539f038c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 92.155107] RAX: ffffffffffffffda RBX: 00007f539f038c90 RCX: 0000000000459829 [ 92.162363] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 92.169628] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 92.176896] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539f0396d4 [ 92.184169] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 92.191436] CPU: 1 PID: 7546 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 92.199146] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 92.208848] Call Trace: [ 92.208861] dump_stack+0x123/0x177 [ 92.208872] should_fail.cold.4+0x5/0x13 [ 92.208880] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 92.208886] ? lock_downgrade+0x860/0x860 [ 92.208897] __should_failslab+0xba/0xf0 [ 92.208905] should_failslab+0x9/0x14 [ 92.208911] kmem_cache_alloc+0x2bc/0x730 [ 92.208923] ptlock_alloc+0x1d/0x70 [ 92.208931] pte_alloc_one+0x4e/0x130 [ 92.208937] __pte_alloc+0x1d/0x2f0 [ 92.208945] copy_page_range+0xe5e/0x1810 [ 92.208950] ? find_held_lock+0x36/0x1d0 [ 92.208962] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 92.248030] FAULT_INJECTION: forcing a failure. [ 92.248030] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 92.248102] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 92.282696] ? pmd_alloc+0x110/0x110 [ 92.286401] ? __vma_link_rb+0x1fc/0x340 [ 92.290452] copy_process.part.35+0x37b9/0x7330 [ 92.295119] ? __cleanup_sighand+0x40/0x40 [ 92.299339] ? __f_unlock_pos+0xd/0x10 [ 92.303222] ? lock_downgrade+0x860/0x860 [ 92.307371] _do_fork+0x15d/0xba0 [ 92.310817] ? __sb_end_write+0xa4/0xd0 [ 92.314776] ? fork_idle+0x250/0x250 [ 92.318615] ? ksys_write+0x1ce/0x260 [ 92.322460] ? do_sys_open+0x16e/0x350 [ 92.326342] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 92.331208] ? do_syscall_64+0x21/0x4e0 [ 92.335183] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 92.340545] __x64_sys_clone+0xba/0x140 [ 92.344508] do_syscall_64+0xd0/0x4e0 [ 92.348297] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 92.353472] RIP: 0033:0x459829 [ 92.356748] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 92.375650] RSP: 002b:00007f9acacddc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 92.383346] RAX: ffffffffffffffda RBX: 00007f9acacddc90 RCX: 0000000000459829 [ 92.390618] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 92.397883] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 92.405143] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacde6d4 [ 92.412395] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 92.419676] CPU: 0 PID: 7550 Comm: syz-executor.4 Not tainted 4.19.94-syzkaller #0 [ 92.427391] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 92.436745] Call Trace: [ 92.437903] FAULT_INJECTION: forcing a failure. [ 92.437903] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 92.439344] dump_stack+0x123/0x177 [ 92.439359] should_fail.cold.4+0x5/0x13 [ 92.458809] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 92.463914] ? __might_sleep+0x95/0x190 [ 92.467874] __alloc_pages_nodemask+0x1d5/0x710 [ 92.472524] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 92.477522] ? lock_downgrade+0x860/0x860 [ 92.481653] alloc_pages_current+0xd6/0x1b0 [ 92.485986] pte_alloc_one+0x14/0x130 [ 92.489769] __pte_alloc+0x1d/0x2f0 [ 92.493380] copy_page_range+0xe5e/0x1810 [ 92.497510] ? find_held_lock+0x36/0x1d0 [ 92.501589] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 92.507026] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 92.511853] ? pmd_alloc+0x110/0x110 [ 92.515553] ? __vma_link_rb+0x1fc/0x340 [ 92.519601] copy_process.part.35+0x37b9/0x7330 [ 92.524273] ? __cleanup_sighand+0x40/0x40 [ 92.528487] ? __f_unlock_pos+0xd/0x10 [ 92.532356] ? lock_downgrade+0x860/0x860 [ 92.536493] _do_fork+0x15d/0xba0 [ 92.539929] ? __sb_end_write+0xa4/0xd0 [ 92.543883] ? fork_idle+0x250/0x250 [ 92.547667] ? ksys_write+0x1ce/0x260 [ 92.551449] ? do_sys_open+0x16e/0x350 [ 92.555330] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 92.560077] ? do_syscall_64+0x21/0x4e0 [ 92.564045] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 92.569417] __x64_sys_clone+0xba/0x140 [ 92.573374] do_syscall_64+0xd0/0x4e0 [ 92.577157] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 92.582325] RIP: 0033:0x459829 [ 92.585498] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 92.604389] RSP: 002b:00007fca838c7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 92.612085] RAX: ffffffffffffffda RBX: 00007fca838c7c90 RCX: 0000000000459829 [ 92.619343] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 92.626600] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 92.633848] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca838c86d4 [ 92.641213] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 92.648488] CPU: 1 PID: 7552 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 92.656206] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 92.656209] Call Trace: [ 92.656226] dump_stack+0x123/0x177 [ 92.656237] should_fail.cold.4+0x5/0x13 [ 92.656244] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 92.656252] ? __might_sleep+0x95/0x190 [ 92.656261] __alloc_pages_nodemask+0x1d5/0x710 [ 92.656268] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 92.675897] ? lock_downgrade+0x860/0x860 [ 92.675909] alloc_pages_current+0xd6/0x1b0 [ 92.675920] pte_alloc_one+0x14/0x130 [ 92.707182] __pte_alloc+0x1d/0x2f0 [ 92.710871] copy_page_range+0xe5e/0x1810 [ 92.715167] ? find_held_lock+0x36/0x1d0 [ 92.719223] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 92.724664] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 92.729647] ? pmd_alloc+0x110/0x110 [ 92.733355] ? __vma_link_rb+0x1fc/0x340 [ 92.737400] copy_process.part.35+0x37b9/0x7330 [ 92.742082] ? __cleanup_sighand+0x40/0x40 [ 92.746306] ? __f_unlock_pos+0xd/0x10 [ 92.750199] ? lock_downgrade+0x860/0x860 [ 92.754347] _do_fork+0x15d/0xba0 [ 92.757796] ? __sb_end_write+0xa4/0xd0 [ 92.761750] ? fork_idle+0x250/0x250 [ 92.765439] ? ksys_write+0x1ce/0x260 [ 92.769220] ? do_sys_open+0x16e/0x350 [ 92.773098] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 92.777831] ? do_syscall_64+0x21/0x4e0 [ 92.781874] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 92.787226] __x64_sys_clone+0xba/0x140 [ 92.791190] do_syscall_64+0xd0/0x4e0 [ 92.794973] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 92.800152] RIP: 0033:0x459829 [ 92.803345] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 92.822247] RSP: 002b:00007f01d6614c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 92.830119] RAX: ffffffffffffffda RBX: 00007f01d6614c90 RCX: 0000000000459829 [ 92.837377] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 92.844639] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 92.851942] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d66156d4 [ 92.859195] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 2020/01/11 10:38:32 executed programs: 171 [ 92.889433] FAULT_INJECTION: forcing a failure. [ 92.889433] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 92.907105] FAULT_INJECTION: forcing a failure. [ 92.907105] name failslab, interval 1, probability 0, space 0, times 0 [ 92.922207] FAULT_INJECTION: forcing a failure. [ 92.922207] name failslab, interval 1, probability 0, space 0, times 0 [ 92.923360] FAULT_INJECTION: forcing a failure. [ 92.923360] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 92.940389] CPU: 1 PID: 7560 Comm: syz-executor.1 Not tainted 4.19.94-syzkaller #0 [ 92.953285] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 92.962633] Call Trace: [ 92.962647] dump_stack+0x123/0x177 [ 92.962659] should_fail.cold.4+0x5/0x13 [ 92.962666] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 92.962675] ? __might_sleep+0x95/0x190 [ 92.972944] __alloc_pages_nodemask+0x1d5/0x710 [ 92.972953] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 92.972963] ? lock_downgrade+0x860/0x860 [ 92.972973] alloc_pages_current+0xd6/0x1b0 [ 92.982024] pte_alloc_one+0x14/0x130 [ 92.982032] __pte_alloc+0x1d/0x2f0 [ 92.982040] copy_page_range+0xe5e/0x1810 [ 92.982050] ? find_held_lock+0x36/0x1d0 [ 93.011796] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 93.021285] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 93.026120] ? pmd_alloc+0x110/0x110 [ 93.029826] ? __vma_link_rb+0x1fc/0x340 [ 93.033879] copy_process.part.35+0x37b9/0x7330 [ 93.033906] ? __cleanup_sighand+0x40/0x40 [ 93.042795] ? __f_unlock_pos+0xd/0x10 [ 93.046676] ? lock_downgrade+0x860/0x860 [ 93.050821] _do_fork+0x15d/0xba0 [ 93.054264] ? __sb_end_write+0xa4/0xd0 [ 93.058224] ? fork_idle+0x250/0x250 [ 93.061935] ? ksys_write+0x1ce/0x260 [ 93.065742] ? do_sys_open+0x16e/0x350 [ 93.069628] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 93.071718] FAULT_INJECTION: forcing a failure. [ 93.071718] name failslab, interval 1, probability 0, space 0, times 0 [ 93.074462] ? do_syscall_64+0x21/0x4e0 [ 93.074470] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 93.074481] __x64_sys_clone+0xba/0x140 [ 93.098914] do_syscall_64+0xd0/0x4e0 [ 93.102726] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 93.107899] RIP: 0033:0x459829 [ 93.111072] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 93.129959] RSP: 002b:00007f539f038c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 93.137662] RAX: ffffffffffffffda RBX: 00007f539f038c90 RCX: 0000000000459829 [ 93.144922] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 93.152181] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 93.159440] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539f0396d4 [ 93.166713] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 93.174005] CPU: 0 PID: 7564 Comm: syz-executor.4 Not tainted 4.19.94-syzkaller #0 [ 93.181720] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 93.191077] Call Trace: [ 93.193674] dump_stack+0x123/0x177 [ 93.197316] should_fail.cold.4+0x5/0x13 [ 93.201382] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 93.206580] ? __might_sleep+0x95/0x190 [ 93.210559] __alloc_pages_nodemask+0x1d5/0x710 [ 93.215224] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 93.220251] ? lock_downgrade+0x860/0x860 [ 93.224387] alloc_pages_current+0xd6/0x1b0 [ 93.228692] pte_alloc_one+0x14/0x130 [ 93.232473] __pte_alloc+0x1d/0x2f0 [ 93.236098] copy_page_range+0xe5e/0x1810 [ 93.240235] ? find_held_lock+0x36/0x1d0 [ 93.244293] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 93.249769] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 93.254600] ? pmd_alloc+0x110/0x110 [ 93.258386] ? __vma_link_rb+0x1fc/0x340 [ 93.262433] copy_process.part.35+0x37b9/0x7330 [ 93.267097] ? __cleanup_sighand+0x40/0x40 [ 93.271323] ? __f_unlock_pos+0xd/0x10 [ 93.275201] ? lock_downgrade+0x860/0x860 [ 93.279354] _do_fork+0x15d/0xba0 [ 93.282805] ? __sb_end_write+0xa4/0xd0 [ 93.286763] ? fork_idle+0x250/0x250 [ 93.290459] ? ksys_write+0x1ce/0x260 [ 93.294251] ? do_sys_open+0x16e/0x350 [ 93.298144] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 93.302914] ? do_syscall_64+0x21/0x4e0 [ 93.306986] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 93.312353] __x64_sys_clone+0xba/0x140 [ 93.316317] do_syscall_64+0xd0/0x4e0 [ 93.320117] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 93.325339] RIP: 0033:0x459829 [ 93.328515] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 93.348020] RSP: 002b:00007fca838c7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 93.355718] RAX: ffffffffffffffda RBX: 00007fca838c7c90 RCX: 0000000000459829 [ 93.362968] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 93.370222] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 93.377474] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca838c86d4 [ 93.384723] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 93.391991] CPU: 1 PID: 7561 Comm: syz-executor.2 Not tainted 4.19.94-syzkaller #0 [ 93.399703] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 93.399707] Call Trace: [ 93.399723] dump_stack+0x123/0x177 [ 93.399734] should_fail.cold.4+0x5/0x13 [ 93.399741] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 93.399747] ? lock_downgrade+0x860/0x860 [ 93.399758] __should_failslab+0xba/0xf0 [ 93.399765] should_failslab+0x9/0x14 [ 93.399773] kmem_cache_alloc+0x2bc/0x730 [ 93.440536] ? pmd_alloc+0x110/0x110 [ 93.440548] vm_area_dup+0x1b/0x150 [ 93.447874] copy_process.part.35+0x31db/0x7330 [ 93.452542] ? __cleanup_sighand+0x40/0x40 [ 93.456767] ? __f_unlock_pos+0xd/0x10 [ 93.460637] ? lock_downgrade+0x860/0x860 [ 93.464787] _do_fork+0x15d/0xba0 [ 93.468228] ? __sb_end_write+0xa4/0xd0 [ 93.472189] ? fork_idle+0x250/0x250 [ 93.475889] ? ksys_write+0x1ce/0x260 [ 93.479681] ? do_sys_open+0x16e/0x350 [ 93.483552] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 93.488300] ? do_syscall_64+0x21/0x4e0 [ 93.492258] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 93.497636] __x64_sys_clone+0xba/0x140 [ 93.501592] do_syscall_64+0xd0/0x4e0 [ 93.505378] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 93.510559] RIP: 0033:0x459829 [ 93.513742] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 93.532650] RSP: 002b:00007f72745d5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 93.540347] RAX: ffffffffffffffda RBX: 00007f72745d5c90 RCX: 0000000000459829 [ 93.547776] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 93.552616] FAULT_INJECTION: forcing a failure. [ 93.552616] name failslab, interval 1, probability 0, space 0, times 0 [ 93.555041] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 93.573472] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f72745d66d4 [ 93.580732] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 93.588000] CPU: 0 PID: 7555 Comm: syz-executor.5 Not tainted 4.19.94-syzkaller #0 [ 93.595710] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 93.605148] Call Trace: [ 93.608251] dump_stack+0x123/0x177 [ 93.611865] should_fail.cold.4+0x5/0x13 [ 93.615915] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 93.621019] ? lock_downgrade+0x860/0x860 [ 93.625243] __should_failslab+0xba/0xf0 [ 93.629288] should_failslab+0x9/0x14 [ 93.633081] kmem_cache_alloc+0x2bc/0x730 [ 93.637234] ptlock_alloc+0x1d/0x70 [ 93.640841] pte_alloc_one+0x4e/0x130 [ 93.644625] __pte_alloc+0x1d/0x2f0 [ 93.648232] copy_page_range+0xe5e/0x1810 [ 93.652360] ? find_held_lock+0x36/0x1d0 [ 93.656404] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 93.661847] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 93.666675] ? pmd_alloc+0x110/0x110 [ 93.670371] ? __vma_link_rb+0x1fc/0x340 [ 93.674415] copy_process.part.35+0x37b9/0x7330 [ 93.679079] ? __cleanup_sighand+0x40/0x40 [ 93.683292] ? __f_unlock_pos+0xd/0x10 [ 93.687159] ? lock_downgrade+0x860/0x860 [ 93.691296] _do_fork+0x15d/0xba0 [ 93.694733] ? __sb_end_write+0xa4/0xd0 [ 93.698693] ? fork_idle+0x250/0x250 [ 93.702385] ? ksys_write+0x1ce/0x260 [ 93.706168] ? do_sys_open+0x16e/0x350 [ 93.710039] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 93.714786] ? do_syscall_64+0x21/0x4e0 [ 93.718756] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 93.724176] __x64_sys_clone+0xba/0x140 [ 93.728248] do_syscall_64+0xd0/0x4e0 [ 93.732042] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 93.737219] RIP: 0033:0x459829 [ 93.740415] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 93.759319] RSP: 002b:00007f2f2afbac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 93.767031] RAX: ffffffffffffffda RBX: 00007f2f2afbac90 RCX: 0000000000459829 [ 93.774291] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 93.781556] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 93.788830] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f2afbb6d4 [ 93.796081] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 93.803353] CPU: 1 PID: 7570 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 93.811444] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 93.820792] Call Trace: [ 93.823369] dump_stack+0x123/0x177 [ 93.826987] should_fail.cold.4+0x5/0x13 [ 93.831035] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 93.836330] ? lock_downgrade+0x860/0x860 [ 93.840473] __should_failslab+0xba/0xf0 [ 93.844525] should_failslab+0x9/0x14 [ 93.848312] kmem_cache_alloc+0x2bc/0x730 [ 93.852449] ? pmd_alloc+0x110/0x110 [ 93.856148] vm_area_dup+0x1b/0x150 [ 93.859757] copy_process.part.35+0x31db/0x7330 [ 93.864442] ? __cleanup_sighand+0x40/0x40 [ 93.868679] ? __f_unlock_pos+0xd/0x10 [ 93.872557] ? lock_downgrade+0x860/0x860 [ 93.876701] _do_fork+0x15d/0xba0 [ 93.880282] ? __sb_end_write+0xa4/0xd0 [ 93.884265] ? fork_idle+0x250/0x250 [ 93.887977] ? ksys_write+0x1ce/0x260 [ 93.891782] ? do_sys_open+0x16e/0x350 [ 93.895655] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 93.900395] ? do_syscall_64+0x21/0x4e0 [ 93.904356] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 93.909722] __x64_sys_clone+0xba/0x140 [ 93.913700] do_syscall_64+0xd0/0x4e0 [ 93.917484] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 93.922657] RIP: 0033:0x459829 [ 93.925831] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 93.944911] RSP: 002b:00007f01d6614c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 93.952603] RAX: ffffffffffffffda RBX: 00007f01d6614c90 RCX: 0000000000459829 [ 93.959855] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 93.967297] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 93.974556] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d66156d4 [ 93.981821] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 93.990283] CPU: 0 PID: 7565 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 93.998016] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 94.007367] Call Trace: [ 94.009954] dump_stack+0x123/0x177 [ 94.013590] should_fail.cold.4+0x5/0x13 [ 94.017640] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 94.017647] ? lock_downgrade+0x860/0x860 [ 94.017658] __should_failslab+0xba/0xf0 [ 94.017666] should_failslab+0x9/0x14 [ 94.017672] kmem_cache_alloc+0x2bc/0x730 [ 94.017678] ? anon_vma_clone+0x28e/0x3f0 [ 94.017684] ? anon_vma_fork+0xd3/0x450 [ 94.030217] FAULT_INJECTION: forcing a failure. [ 94.030217] name failslab, interval 1, probability 0, space 0, times 0 [ 94.030965] anon_vma_fork+0x1be/0x450 [ 94.030977] copy_process.part.35+0x3a76/0x7330 [ 94.030997] ? __cleanup_sighand+0x40/0x40 [ 94.071127] ? __f_unlock_pos+0xd/0x10 [ 94.075002] ? lock_downgrade+0x860/0x860 [ 94.079171] _do_fork+0x15d/0xba0 [ 94.082618] ? __sb_end_write+0xa4/0xd0 [ 94.086584] ? fork_idle+0x250/0x250 [ 94.090283] ? ksys_write+0x1ce/0x260 [ 94.094064] ? do_sys_open+0x16e/0x350 [ 94.097939] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 94.102698] ? do_syscall_64+0x21/0x4e0 [ 94.106667] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 94.112014] __x64_sys_clone+0xba/0x140 [ 94.115982] do_syscall_64+0xd0/0x4e0 [ 94.119784] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 94.124966] RIP: 0033:0x459829 [ 94.128152] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 94.148614] RSP: 002b:00007f9acacddc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 94.156314] RAX: ffffffffffffffda RBX: 00007f9acacddc90 RCX: 0000000000459829 [ 94.163567] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 94.170836] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 94.178103] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacde6d4 [ 94.185368] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 94.192679] CPU: 1 PID: 7575 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 94.200737] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 94.210113] Call Trace: [ 94.212706] dump_stack+0x123/0x177 [ 94.216331] should_fail.cold.4+0x5/0x13 [ 94.216340] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 94.216347] ? lock_downgrade+0x860/0x860 [ 94.216358] __should_failslab+0xba/0xf0 [ 94.216366] should_failslab+0x9/0x14 [ 94.216372] kmem_cache_alloc+0x2bc/0x730 [ 94.216385] ptlock_alloc+0x1d/0x70 [ 94.216393] pte_alloc_one+0x4e/0x130 [ 94.225684] copy_huge_pmd+0x69/0x510 [ 94.252999] copy_page_range+0x597/0x1810 [ 94.257152] ? find_held_lock+0x36/0x1d0 [ 94.257331] FAULT_INJECTION: forcing a failure. [ 94.257331] name failslab, interval 1, probability 0, space 0, times 0 [ 94.261212] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 94.261219] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 94.261228] ? pmd_alloc+0x110/0x110 [ 94.286370] ? __vma_link_rb+0x1fc/0x340 [ 94.291210] copy_process.part.35+0x37b9/0x7330 [ 94.295889] ? __cleanup_sighand+0x40/0x40 [ 94.300115] ? __f_unlock_pos+0xd/0x10 [ 94.304000] ? lock_downgrade+0x860/0x860 [ 94.308157] _do_fork+0x15d/0xba0 [ 94.311599] ? __sb_end_write+0xa4/0xd0 [ 94.315558] ? fork_idle+0x250/0x250 [ 94.319272] ? ksys_write+0x1ce/0x260 [ 94.323055] ? do_sys_open+0x16e/0x350 [ 94.326930] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 94.331677] ? do_syscall_64+0x21/0x4e0 [ 94.335635] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 94.340991] __x64_sys_clone+0xba/0x140 [ 94.344955] do_syscall_64+0xd0/0x4e0 [ 94.348756] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 94.353949] RIP: 0033:0x459829 [ 94.357124] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 94.376025] RSP: 002b:00007f01d6614c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 94.383734] RAX: ffffffffffffffda RBX: 00007f01d6614c90 RCX: 0000000000459829 [ 94.391098] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 94.398365] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 94.405620] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d66156d4 [ 94.413051] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 94.420323] CPU: 0 PID: 7579 Comm: syz-executor.1 Not tainted 4.19.94-syzkaller #0 [ 94.428037] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 94.433556] FAULT_INJECTION: forcing a failure. [ 94.433556] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 94.437386] Call Trace: [ 94.437399] dump_stack+0x123/0x177 [ 94.437410] should_fail.cold.4+0x5/0x13 [ 94.437418] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 94.437425] ? lock_downgrade+0x860/0x860 [ 94.437437] __should_failslab+0xba/0xf0 [ 94.474241] should_failslab+0x9/0x14 [ 94.478046] kmem_cache_alloc+0x2bc/0x730 [ 94.482187] ptlock_alloc+0x1d/0x70 [ 94.485819] pte_alloc_one+0x4e/0x130 [ 94.489619] __pte_alloc+0x1d/0x2f0 [ 94.493233] copy_page_range+0xe5e/0x1810 [ 94.497371] ? find_held_lock+0x36/0x1d0 [ 94.501443] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 94.506882] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 94.511718] ? pmd_alloc+0x110/0x110 [ 94.515691] ? __vma_link_rb+0x1fc/0x340 [ 94.519759] copy_process.part.35+0x37b9/0x7330 [ 94.524460] ? __cleanup_sighand+0x40/0x40 [ 94.528706] ? __f_unlock_pos+0xd/0x10 [ 94.532584] ? lock_downgrade+0x860/0x860 [ 94.536729] _do_fork+0x15d/0xba0 [ 94.540212] ? __sb_end_write+0xa4/0xd0 [ 94.544175] ? fork_idle+0x250/0x250 [ 94.547890] ? ksys_write+0x1ce/0x260 [ 94.551848] ? do_sys_open+0x16e/0x350 [ 94.555740] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 94.560480] ? do_syscall_64+0x21/0x4e0 [ 94.564441] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 94.569789] __x64_sys_clone+0xba/0x140 [ 94.573749] do_syscall_64+0xd0/0x4e0 [ 94.577537] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 94.582710] RIP: 0033:0x459829 [ 94.585886] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 94.604859] RSP: 002b:00007f539f038c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 94.612549] RAX: ffffffffffffffda RBX: 00007f539f038c90 RCX: 0000000000459829 [ 94.619801] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 94.627066] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 94.634331] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539f0396d4 [ 94.641593] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 94.648874] CPU: 1 PID: 7582 Comm: syz-executor.2 Not tainted 4.19.94-syzkaller #0 [ 94.656583] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 94.656587] Call Trace: [ 94.656598] dump_stack+0x123/0x177 [ 94.656610] should_fail.cold.4+0x5/0x13 [ 94.656617] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 94.656626] ? __might_sleep+0x95/0x190 [ 94.656635] __alloc_pages_nodemask+0x1d5/0x710 [ 94.656642] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 94.656652] ? lock_downgrade+0x860/0x860 [ 94.656662] alloc_pages_current+0xd6/0x1b0 [ 94.656672] pte_alloc_one+0x14/0x130 [ 94.656678] __pte_alloc+0x1d/0x2f0 [ 94.656684] copy_page_range+0xe5e/0x1810 [ 94.656689] ? find_held_lock+0x36/0x1d0 [ 94.656702] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 94.656709] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 94.656718] ? pmd_alloc+0x110/0x110 [ 94.656725] ? __vma_link_rb+0x1fc/0x340 [ 94.656733] copy_process.part.35+0x37b9/0x7330 [ 94.656759] ? __cleanup_sighand+0x40/0x40 [ 94.656765] ? __f_unlock_pos+0xd/0x10 [ 94.656770] ? lock_downgrade+0x860/0x860 [ 94.656789] _do_fork+0x15d/0xba0 [ 94.656795] ? __sb_end_write+0xa4/0xd0 [ 94.656801] ? fork_idle+0x250/0x250 [ 94.656808] ? ksys_write+0x1ce/0x260 [ 94.656813] ? do_sys_open+0x16e/0x350 [ 94.656820] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 94.656826] ? do_syscall_64+0x21/0x4e0 [ 94.656833] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 94.656840] __x64_sys_clone+0xba/0x140 [ 94.656847] do_syscall_64+0xd0/0x4e0 [ 94.656855] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 94.656861] RIP: 0033:0x459829 [ 94.676646] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 94.676649] RSP: 002b:00007f72745d5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 94.676655] RAX: ffffffffffffffda RBX: 00007f72745d5c90 RCX: 0000000000459829 [ 94.676658] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 94.676661] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 94.676664] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f72745d66d4 [ 94.676667] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 94.688064] FAULT_INJECTION: forcing a failure. [ 94.688064] name failslab, interval 1, probability 0, space 0, times 0 [ 94.700616] CPU: 1 PID: 7585 Comm: syz-executor.5 Not tainted 4.19.94-syzkaller #0 [ 94.715690] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 94.715694] Call Trace: [ 94.715706] dump_stack+0x123/0x177 [ 94.715717] should_fail.cold.4+0x5/0x13 [ 94.715725] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 94.725216] ? lock_downgrade+0x860/0x860 [ 94.725229] __should_failslab+0xba/0xf0 [ 94.725238] should_failslab+0x9/0x14 [ 94.737808] kmem_cache_alloc+0x2bc/0x730 [ 94.737823] ptlock_alloc+0x1d/0x70 [ 94.737831] pte_alloc_one+0x4e/0x130 [ 94.737838] copy_huge_pmd+0x69/0x510 [ 94.737848] copy_page_range+0x597/0x1810 [ 94.737855] ? find_held_lock+0x36/0x1d0 [ 94.737867] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 94.737873] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 94.737882] ? pmd_alloc+0x110/0x110 [ 94.737890] ? __vma_link_rb+0x1fc/0x340 [ 94.746778] copy_process.part.35+0x37b9/0x7330 [ 94.746802] ? __cleanup_sighand+0x40/0x40 [ 94.746808] ? __f_unlock_pos+0xd/0x10 [ 94.746815] ? lock_downgrade+0x860/0x860 [ 94.746831] _do_fork+0x15d/0xba0 [ 94.746836] ? __sb_end_write+0xa4/0xd0 [ 94.746844] ? fork_idle+0x250/0x250 [ 94.746851] ? ksys_write+0x1ce/0x260 [ 94.746855] ? do_sys_open+0x16e/0x350 [ 94.746864] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 94.746869] ? do_syscall_64+0x21/0x4e0 [ 94.746877] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 94.746884] __x64_sys_clone+0xba/0x140 [ 94.757131] FAULT_INJECTION: forcing a failure. [ 94.757131] name failslab, interval 1, probability 0, space 0, times 0 [ 94.758361] do_syscall_64+0xd0/0x4e0 [ 94.773719] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 94.773725] RIP: 0033:0x459829 [ 94.773731] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 94.773735] RSP: 002b:00007f2f2afbac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 94.914372] FAULT_INJECTION: forcing a failure. [ 94.914372] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 94.915161] RAX: ffffffffffffffda RBX: 00007f2f2afbac90 RCX: 0000000000459829 [ 95.087759] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 95.095021] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 95.102276] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f2afbb6d4 [ 95.109620] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 95.117157] CPU: 0 PID: 7590 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 95.124883] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 95.134367] Call Trace: [ 95.136965] dump_stack+0x123/0x177 [ 95.140859] should_fail.cold.4+0x5/0x13 [ 95.144932] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 95.150044] ? __might_sleep+0x95/0x190 [ 95.154013] __alloc_pages_nodemask+0x1d5/0x710 [ 95.158757] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 95.163761] ? lock_downgrade+0x860/0x860 [ 95.167896] alloc_pages_current+0xd6/0x1b0 [ 95.172222] pte_alloc_one+0x14/0x130 [ 95.176007] __pte_alloc+0x1d/0x2f0 [ 95.179620] copy_page_range+0xe5e/0x1810 [ 95.183755] ? find_held_lock+0x36/0x1d0 [ 95.187805] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 95.193238] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 95.198064] ? pmd_alloc+0x110/0x110 [ 95.201762] ? __vma_link_rb+0x1fc/0x340 [ 95.205828] copy_process.part.35+0x37b9/0x7330 [ 95.210497] ? __cleanup_sighand+0x40/0x40 [ 95.214712] ? __f_unlock_pos+0xd/0x10 [ 95.218594] ? lock_downgrade+0x860/0x860 [ 95.222738] _do_fork+0x15d/0xba0 [ 95.226172] ? __sb_end_write+0xa4/0xd0 [ 95.230131] ? fork_idle+0x250/0x250 [ 95.233826] ? ksys_write+0x1ce/0x260 [ 95.237611] ? do_sys_open+0x16e/0x350 [ 95.241485] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 95.246222] ? do_syscall_64+0x21/0x4e0 [ 95.250202] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 95.255555] __x64_sys_clone+0xba/0x140 [ 95.259517] do_syscall_64+0xd0/0x4e0 [ 95.263298] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 95.268468] RIP: 0033:0x459829 [ 95.271643] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 95.290553] RSP: 002b:00007f9acacddc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 95.298274] RAX: ffffffffffffffda RBX: 00007f9acacddc90 RCX: 0000000000459829 [ 95.305564] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 95.312833] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 95.320116] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacde6d4 [ 95.327376] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 95.334647] CPU: 1 PID: 7588 Comm: syz-executor.4 Not tainted 4.19.94-syzkaller #0 [ 95.342365] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 95.342368] Call Trace: [ 95.342380] dump_stack+0x123/0x177 [ 95.342391] should_fail.cold.4+0x5/0x13 [ 95.342399] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 95.342405] ? lock_downgrade+0x860/0x860 [ 95.342417] __should_failslab+0xba/0xf0 [ 95.342425] should_failslab+0x9/0x14 [ 95.342432] kmem_cache_alloc+0x2bc/0x730 [ 95.342451] ptlock_alloc+0x1d/0x70 [ 95.342460] pte_alloc_one+0x4e/0x130 [ 95.342466] copy_huge_pmd+0x69/0x510 [ 95.342477] copy_page_range+0x597/0x1810 [ 95.342485] ? find_held_lock+0x36/0x1d0 [ 95.342498] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 95.342504] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 95.342512] ? pmd_alloc+0x110/0x110 [ 95.367184] ? __vma_link_rb+0x1fc/0x340 [ 95.367195] copy_process.part.35+0x37b9/0x7330 [ 95.367220] ? __cleanup_sighand+0x40/0x40 [ 95.367225] ? __f_unlock_pos+0xd/0x10 [ 95.367231] ? lock_downgrade+0x860/0x860 [ 95.367249] _do_fork+0x15d/0xba0 [ 95.377314] FAULT_INJECTION: forcing a failure. [ 95.377314] name failslab, interval 1, probability 0, space 0, times 0 [ 95.379244] ? __sb_end_write+0xa4/0xd0 [ 95.456936] ? fork_idle+0x250/0x250 [ 95.460644] ? ksys_write+0x1ce/0x260 [ 95.464445] ? do_sys_open+0x16e/0x350 [ 95.468329] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 95.473074] ? do_syscall_64+0x21/0x4e0 [ 95.477036] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 95.482386] __x64_sys_clone+0xba/0x140 [ 95.486347] do_syscall_64+0xd0/0x4e0 [ 95.490146] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 95.495322] RIP: 0033:0x459829 [ 95.498501] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 95.517395] RSP: 002b:00007fca838a6c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 95.525085] RAX: ffffffffffffffda RBX: 00007fca838a6c90 RCX: 0000000000459829 [ 95.532336] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 95.539586] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 95.546837] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca838a76d4 [ 95.554106] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 95.561385] CPU: 0 PID: 7594 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 95.569105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 95.578550] Call Trace: [ 95.581141] dump_stack+0x123/0x177 [ 95.584776] should_fail.cold.4+0x5/0x13 [ 95.588825] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 95.593906] ? lock_downgrade+0x860/0x860 [ 95.598039] __should_failslab+0xba/0xf0 [ 95.602081] should_failslab+0x9/0x14 [ 95.605916] kmem_cache_alloc+0x2bc/0x730 [ 95.611010] ptlock_alloc+0x1d/0x70 [ 95.614777] pte_alloc_one+0x4e/0x130 [ 95.618708] __pte_alloc+0x1d/0x2f0 [ 95.622363] copy_page_range+0xe5e/0x1810 [ 95.626491] ? find_held_lock+0x36/0x1d0 [ 95.630553] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 95.635985] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 95.640822] ? pmd_alloc+0x110/0x110 [ 95.644519] ? __vma_link_rb+0x1fc/0x340 [ 95.648574] copy_process.part.35+0x37b9/0x7330 [ 95.653232] ? __cleanup_sighand+0x40/0x40 [ 95.657445] ? __f_unlock_pos+0xd/0x10 [ 95.661313] ? lock_downgrade+0x860/0x860 [ 95.665445] _do_fork+0x15d/0xba0 [ 95.668888] ? __sb_end_write+0xa4/0xd0 [ 95.672849] ? fork_idle+0x250/0x250 [ 95.676540] ? ksys_write+0x1ce/0x260 [ 95.680314] ? do_sys_open+0x16e/0x350 [ 95.684179] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 95.688925] ? do_syscall_64+0x21/0x4e0 [ 95.692879] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 95.698222] __x64_sys_clone+0xba/0x140 [ 95.702197] do_syscall_64+0xd0/0x4e0 [ 95.706004] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 95.711187] RIP: 0033:0x459829 [ 95.714360] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 95.733246] RSP: 002b:00007f01d6614c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 95.740930] RAX: ffffffffffffffda RBX: 00007f01d6614c90 RCX: 0000000000459829 [ 95.748179] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 95.755487] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 95.762798] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d66156d4 [ 95.770051] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 95.799229] FAULT_INJECTION: forcing a failure. [ 95.799229] name failslab, interval 1, probability 0, space 0, times 0 [ 95.805080] FAULT_INJECTION: forcing a failure. [ 95.805080] name failslab, interval 1, probability 0, space 0, times 0 [ 95.837271] FAULT_INJECTION: forcing a failure. [ 95.837271] name failslab, interval 1, probability 0, space 0, times 0 [ 95.842380] FAULT_INJECTION: forcing a failure. [ 95.842380] name failslab, interval 1, probability 0, space 0, times 0 [ 95.854892] FAULT_INJECTION: forcing a failure. [ 95.854892] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 95.877983] FAULT_INJECTION: forcing a failure. [ 95.877983] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 95.892176] CPU: 1 PID: 7597 Comm: syz-executor.1 Not tainted 4.19.94-syzkaller #0 [ 95.899907] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 95.909254] Call Trace: [ 95.911831] dump_stack+0x123/0x177 [ 95.915444] should_fail.cold.4+0x5/0x13 [ 95.919498] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 95.924583] ? lock_downgrade+0x860/0x860 [ 95.928719] __should_failslab+0xba/0xf0 [ 95.932766] should_failslab+0x9/0x14 [ 95.936568] kmem_cache_alloc+0x2bc/0x730 [ 95.940705] ptlock_alloc+0x1d/0x70 [ 95.944324] pte_alloc_one+0x4e/0x130 [ 95.948105] __pte_alloc+0x1d/0x2f0 [ 95.951714] copy_page_range+0xe5e/0x1810 [ 95.955854] ? find_held_lock+0x36/0x1d0 [ 95.959901] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 95.965592] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 95.970421] ? pmd_alloc+0x110/0x110 [ 95.974115] ? __vma_link_rb+0x1fc/0x340 [ 95.978161] copy_process.part.35+0x37b9/0x7330 [ 95.982825] ? __cleanup_sighand+0x40/0x40 [ 95.987043] ? __f_unlock_pos+0xd/0x10 [ 95.990937] ? lock_downgrade+0x860/0x860 [ 95.995071] _do_fork+0x15d/0xba0 [ 95.998505] ? __sb_end_write+0xa4/0xd0 [ 96.002465] ? fork_idle+0x250/0x250 [ 96.006167] ? ksys_write+0x1ce/0x260 [ 96.010008] ? do_sys_open+0x16e/0x350 [ 96.013894] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 96.018733] ? do_syscall_64+0x21/0x4e0 [ 96.022811] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 96.028172] __x64_sys_clone+0xba/0x140 [ 96.032145] do_syscall_64+0xd0/0x4e0 [ 96.035933] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 96.041107] RIP: 0033:0x459829 [ 96.044286] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 96.063624] RSP: 002b:00007f539f038c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 96.071324] RAX: ffffffffffffffda RBX: 00007f539f038c90 RCX: 0000000000459829 [ 96.078612] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 96.085871] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 96.093282] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539f0396d4 [ 96.100551] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 96.107824] CPU: 0 PID: 7599 Comm: syz-executor.2 Not tainted 4.19.94-syzkaller #0 [ 96.115535] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 96.115539] Call Trace: [ 96.115551] dump_stack+0x123/0x177 [ 96.115563] should_fail.cold.4+0x5/0x13 [ 96.115572] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 96.140396] ? lock_downgrade+0x860/0x860 [ 96.144532] __should_failslab+0xba/0xf0 [ 96.148577] should_failslab+0x9/0x14 [ 96.152367] kmem_cache_alloc+0x2bc/0x730 [ 96.156500] ptlock_alloc+0x1d/0x70 [ 96.160114] pte_alloc_one+0x4e/0x130 [ 96.163904] copy_huge_pmd+0x69/0x510 [ 96.167687] copy_page_range+0x597/0x1810 [ 96.171816] ? find_held_lock+0x36/0x1d0 [ 96.175863] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 96.181293] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 96.186121] ? pmd_alloc+0x110/0x110 [ 96.189820] ? __vma_link_rb+0x1fc/0x340 [ 96.193864] copy_process.part.35+0x37b9/0x7330 [ 96.198540] ? __cleanup_sighand+0x40/0x40 [ 96.202758] ? __f_unlock_pos+0xd/0x10 [ 96.206625] ? lock_downgrade+0x860/0x860 [ 96.210786] _do_fork+0x15d/0xba0 [ 96.214230] ? __sb_end_write+0xa4/0xd0 [ 96.218201] ? fork_idle+0x250/0x250 [ 96.221920] ? ksys_write+0x1ce/0x260 [ 96.225725] ? do_sys_open+0x16e/0x350 [ 96.229606] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 96.234349] ? do_syscall_64+0x21/0x4e0 [ 96.238310] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 96.243661] __x64_sys_clone+0xba/0x140 [ 96.247618] do_syscall_64+0xd0/0x4e0 [ 96.251404] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 96.256575] RIP: 0033:0x459829 [ 96.259759] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 96.278657] RSP: 002b:00007f72745d5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 96.286351] RAX: ffffffffffffffda RBX: 00007f72745d5c90 RCX: 0000000000459829 [ 96.293603] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 96.300866] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 96.308155] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f72745d66d4 [ 96.315419] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 96.322698] CPU: 1 PID: 7610 Comm: syz-executor.4 Not tainted 4.19.94-syzkaller #0 [ 96.330409] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 96.339748] Call Trace: [ 96.342322] dump_stack+0x123/0x177 [ 96.345940] should_fail.cold.4+0x5/0x13 [ 96.349993] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 96.355077] ? lock_downgrade+0x860/0x860 [ 96.359210] __should_failslab+0xba/0xf0 [ 96.363253] should_failslab+0x9/0x14 [ 96.367036] kmem_cache_alloc+0x2bc/0x730 [ 96.371183] ? pmd_alloc+0x110/0x110 [ 96.374887] vm_area_dup+0x1b/0x150 [ 96.378517] copy_process.part.35+0x31db/0x7330 [ 96.383289] ? __cleanup_sighand+0x40/0x40 [ 96.387534] ? __f_unlock_pos+0xd/0x10 [ 96.391428] ? lock_downgrade+0x860/0x860 [ 96.395596] _do_fork+0x15d/0xba0 [ 96.399034] ? __sb_end_write+0xa4/0xd0 [ 96.402992] ? fork_idle+0x250/0x250 [ 96.406700] ? ksys_write+0x1ce/0x260 [ 96.410665] ? do_sys_open+0x16e/0x350 [ 96.414537] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 96.419282] ? do_syscall_64+0x21/0x4e0 [ 96.423244] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 96.428601] __x64_sys_clone+0xba/0x140 [ 96.432558] do_syscall_64+0xd0/0x4e0 [ 96.436342] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 96.441511] RIP: 0033:0x459829 [ 96.444692] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 96.463590] RSP: 002b:00007fca838c7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 96.471282] RAX: ffffffffffffffda RBX: 00007fca838c7c90 RCX: 0000000000459829 [ 96.478538] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 96.485788] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 96.493125] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca838c86d4 [ 96.500381] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 96.507656] CPU: 0 PID: 7612 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 96.515367] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 96.524838] Call Trace: [ 96.527426] dump_stack+0x123/0x177 [ 96.531048] should_fail.cold.4+0x5/0x13 [ 96.535112] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 96.540224] ? __might_sleep+0x95/0x190 [ 96.544197] __alloc_pages_nodemask+0x1d5/0x710 [ 96.548867] ? kasan_kmalloc+0xc7/0xe0 [ 96.552744] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 96.557758] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 96.563108] alloc_pages_current+0xd6/0x1b0 [ 96.567419] pte_alloc_one+0x14/0x130 [ 96.571202] copy_huge_pmd+0x69/0x510 [ 96.575016] copy_page_range+0x597/0x1810 [ 96.579146] ? find_held_lock+0x36/0x1d0 [ 96.583196] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 96.588631] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 96.593468] ? pmd_alloc+0x110/0x110 [ 96.597165] ? __vma_link_rb+0x1fc/0x340 [ 96.601210] copy_process.part.35+0x37b9/0x7330 [ 96.605878] ? __cleanup_sighand+0x40/0x40 [ 96.610094] ? __f_unlock_pos+0xd/0x10 [ 96.613963] ? lock_downgrade+0x860/0x860 [ 96.618112] _do_fork+0x15d/0xba0 [ 96.621557] ? __sb_end_write+0xa4/0xd0 [ 96.625695] ? fork_idle+0x250/0x250 [ 96.629395] ? ksys_write+0x1ce/0x260 [ 96.633186] ? do_sys_open+0x16e/0x350 [ 96.637095] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 96.641834] ? do_syscall_64+0x21/0x4e0 [ 96.645795] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 96.651152] __x64_sys_clone+0xba/0x140 [ 96.655202] do_syscall_64+0xd0/0x4e0 [ 96.658987] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 96.664160] RIP: 0033:0x459829 [ 96.667334] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 96.686224] RSP: 002b:00007f01d6614c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 96.693920] RAX: ffffffffffffffda RBX: 00007f01d6614c90 RCX: 0000000000459829 [ 96.701169] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 96.708424] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 96.715692] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d66156d4 [ 96.722941] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 96.730204] CPU: 1 PID: 7601 Comm: syz-executor.5 Not tainted 4.19.94-syzkaller #0 [ 96.737913] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 96.747264] Call Trace: [ 96.749838] dump_stack+0x123/0x177 [ 96.753461] should_fail.cold.4+0x5/0x13 [ 96.757505] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 96.762761] ? lock_downgrade+0x860/0x860 [ 96.766893] __should_failslab+0xba/0xf0 [ 96.770961] should_failslab+0x9/0x14 [ 96.774741] kmem_cache_alloc+0x2bc/0x730 [ 96.778871] ? anon_vma_clone+0x28e/0x3f0 [ 96.783001] anon_vma_fork+0xd3/0x450 [ 96.786781] ? memcpy+0x45/0x50 [ 96.790045] copy_process.part.35+0x3a76/0x7330 [ 96.795056] ? __cleanup_sighand+0x40/0x40 [ 96.799268] ? __f_unlock_pos+0xd/0x10 [ 96.803144] ? lock_downgrade+0x860/0x860 [ 96.807281] _do_fork+0x15d/0xba0 [ 96.810714] ? __sb_end_write+0xa4/0xd0 [ 96.814692] ? fork_idle+0x250/0x250 [ 96.818397] ? ksys_write+0x1ce/0x260 [ 96.822182] ? do_sys_open+0x16e/0x350 [ 96.826071] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 96.830821] ? do_syscall_64+0x21/0x4e0 [ 96.834776] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 96.840121] __x64_sys_clone+0xba/0x140 [ 96.844082] do_syscall_64+0xd0/0x4e0 [ 96.847869] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 96.853062] RIP: 0033:0x459829 [ 96.856238] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 96.875134] RSP: 002b:00007f2f2afbac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 96.882835] RAX: ffffffffffffffda RBX: 00007f2f2afbac90 RCX: 0000000000459829 [ 96.890091] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 96.897341] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 96.904598] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f2afbb6d4 [ 96.911857] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 96.919129] CPU: 0 PID: 7606 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 96.926844] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 96.936198] Call Trace: [ 96.938794] dump_stack+0x123/0x177 [ 96.942480] should_fail.cold.4+0x5/0x13 [ 96.946555] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 96.951643] ? __might_sleep+0x95/0x190 [ 96.955598] __alloc_pages_nodemask+0x1d5/0x710 [ 96.960263] ? kasan_kmalloc+0xc7/0xe0 [ 96.964144] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 96.969151] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 96.974496] alloc_pages_current+0xd6/0x1b0 [ 96.978797] pte_alloc_one+0x14/0x130 [ 96.982595] copy_huge_pmd+0x69/0x510 [ 96.986391] copy_page_range+0x597/0x1810 [ 96.990532] ? find_held_lock+0x36/0x1d0 [ 96.994590] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 97.000063] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 97.004892] ? pmd_alloc+0x110/0x110 [ 97.008606] ? __vma_link_rb+0x1fc/0x340 [ 97.012646] copy_process.part.35+0x37b9/0x7330 [ 97.017441] ? __cleanup_sighand+0x40/0x40 [ 97.021658] ? __f_unlock_pos+0xd/0x10 [ 97.025536] ? lock_downgrade+0x860/0x860 [ 97.029720] _do_fork+0x15d/0xba0 [ 97.033156] ? __sb_end_write+0xa4/0xd0 [ 97.037107] ? fork_idle+0x250/0x250 [ 97.040798] ? ksys_write+0x1ce/0x260 [ 97.044582] ? do_sys_open+0x16e/0x350 [ 97.048459] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 97.053191] ? do_syscall_64+0x21/0x4e0 [ 97.057144] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 97.062491] __x64_sys_clone+0xba/0x140 [ 97.066541] do_syscall_64+0xd0/0x4e0 [ 97.070320] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 97.075850] RIP: 0033:0x459829 [ 97.079027] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 97.097913] RSP: 002b:00007f9acacddc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 97.105619] RAX: ffffffffffffffda RBX: 00007f9acacddc90 RCX: 0000000000459829 [ 97.112880] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 97.120138] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 97.127481] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacde6d4 [ 97.134744] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 97.165262] FAULT_INJECTION: forcing a failure. [ 97.165262] name failslab, interval 1, probability 0, space 0, times 0 [ 97.188140] FAULT_INJECTION: forcing a failure. [ 97.188140] name failslab, interval 1, probability 0, space 0, times 0 [ 97.204407] FAULT_INJECTION: forcing a failure. [ 97.204407] name failslab, interval 1, probability 0, space 0, times 0 [ 97.205230] FAULT_INJECTION: forcing a failure. [ 97.205230] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 97.226686] FAULT_INJECTION: forcing a failure. [ 97.226686] name failslab, interval 1, probability 0, space 0, times 0 [ 97.233745] CPU: 0 PID: 7624 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 97.246485] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 97.255837] Call Trace: [ 97.258430] dump_stack+0x123/0x177 [ 97.262064] should_fail.cold.4+0x5/0x13 [ 97.266109] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 97.271206] ? lock_downgrade+0x860/0x860 [ 97.275340] __should_failslab+0xba/0xf0 [ 97.279408] should_failslab+0x9/0x14 [ 97.283197] kmem_cache_alloc+0x2bc/0x730 [ 97.287351] ptlock_alloc+0x1d/0x70 [ 97.290977] pte_alloc_one+0x4e/0x130 [ 97.294767] copy_huge_pmd+0x69/0x510 [ 97.298562] copy_page_range+0x597/0x1810 [ 97.302700] ? find_held_lock+0x36/0x1d0 [ 97.306761] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 97.312210] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 97.317043] ? pmd_alloc+0x110/0x110 [ 97.320744] ? __vma_link_rb+0x1fc/0x340 [ 97.324837] copy_process.part.35+0x37b9/0x7330 [ 97.329507] ? __cleanup_sighand+0x40/0x40 [ 97.333727] ? __f_unlock_pos+0xd/0x10 [ 97.337615] ? lock_downgrade+0x860/0x860 [ 97.341757] _do_fork+0x15d/0xba0 [ 97.345192] ? __sb_end_write+0xa4/0xd0 [ 97.349149] ? fork_idle+0x250/0x250 [ 97.352843] ? ksys_write+0x1ce/0x260 [ 97.356638] ? do_sys_open+0x16e/0x350 [ 97.360510] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 97.365248] ? do_syscall_64+0x21/0x4e0 [ 97.369207] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 97.374554] __x64_sys_clone+0xba/0x140 [ 97.378513] do_syscall_64+0xd0/0x4e0 [ 97.382305] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 97.387489] RIP: 0033:0x459829 [ 97.390668] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 97.409561] RSP: 002b:00007f01d6614c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 97.417262] RAX: ffffffffffffffda RBX: 00007f01d6614c90 RCX: 0000000000459829 [ 97.424521] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 97.431818] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 97.439345] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d66156d4 [ 97.446603] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 97.456746] CPU: 1 PID: 7615 Comm: syz-executor.4 Not tainted 4.19.94-syzkaller #0 [ 97.464567] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 97.473936] Call Trace: [ 97.476521] dump_stack+0x123/0x177 [ 97.480136] should_fail.cold.4+0x5/0x13 [ 97.484375] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 97.489459] ? lock_downgrade+0x860/0x860 [ 97.493591] __should_failslab+0xba/0xf0 [ 97.497651] should_failslab+0x9/0x14 [ 97.501448] kmem_cache_alloc+0x2bc/0x730 [ 97.504157] FAULT_INJECTION: forcing a failure. [ 97.504157] name failslab, interval 1, probability 0, space 0, times 0 [ 97.505596] ? pmd_alloc+0x110/0x110 [ 97.520473] vm_area_dup+0x1b/0x150 [ 97.524081] copy_process.part.35+0x31db/0x7330 [ 97.528753] ? __cleanup_sighand+0x40/0x40 [ 97.532974] ? __f_unlock_pos+0xd/0x10 [ 97.536850] ? lock_downgrade+0x860/0x860 [ 97.540997] _do_fork+0x15d/0xba0 [ 97.544438] ? __sb_end_write+0xa4/0xd0 [ 97.548397] ? fork_idle+0x250/0x250 [ 97.552977] ? ksys_write+0x1ce/0x260 [ 97.556760] ? do_sys_open+0x16e/0x350 [ 97.560641] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 97.565378] ? do_syscall_64+0x21/0x4e0 [ 97.569338] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 97.574691] __x64_sys_clone+0xba/0x140 [ 97.578656] do_syscall_64+0xd0/0x4e0 [ 97.582442] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 97.587623] RIP: 0033:0x459829 [ 97.590810] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 97.609707] RSP: 002b:00007fca838c7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 97.609714] RAX: ffffffffffffffda RBX: 00007fca838c7c90 RCX: 0000000000459829 [ 97.609716] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 97.609719] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 97.609722] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca838c86d4 [ 97.609724] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 97.611972] CPU: 1 PID: 7626 Comm: syz-executor.5 Not tainted 4.19.94-syzkaller #0 [ 97.661883] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 97.671222] Call Trace: [ 97.673798] dump_stack+0x123/0x177 [ 97.677418] should_fail.cold.4+0x5/0x13 [ 97.681502] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 97.686605] ? lock_downgrade+0x860/0x860 [ 97.690739] __should_failslab+0xba/0xf0 [ 97.694792] should_failslab+0x9/0x14 [ 97.698602] kmem_cache_alloc+0x2bc/0x730 [ 97.702758] ptlock_alloc+0x1d/0x70 [ 97.706384] pte_alloc_one+0x4e/0x130 [ 97.710173] __pte_alloc+0x1d/0x2f0 [ 97.713784] copy_page_range+0xe5e/0x1810 [ 97.717933] ? find_held_lock+0x36/0x1d0 [ 97.721991] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 97.727427] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 97.732266] ? pmd_alloc+0x110/0x110 [ 97.735964] ? __vma_link_rb+0x1fc/0x340 [ 97.740011] copy_process.part.35+0x37b9/0x7330 [ 97.744677] ? __cleanup_sighand+0x40/0x40 [ 97.748894] ? __f_unlock_pos+0xd/0x10 [ 97.752760] ? lock_downgrade+0x860/0x860 [ 97.756906] _do_fork+0x15d/0xba0 [ 97.760446] ? __sb_end_write+0xa4/0xd0 [ 97.764399] ? fork_idle+0x250/0x250 [ 97.768093] ? ksys_write+0x1ce/0x260 [ 97.771870] ? do_sys_open+0x16e/0x350 [ 97.775737] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 97.780476] ? do_syscall_64+0x21/0x4e0 [ 97.784429] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 97.789782] __x64_sys_clone+0xba/0x140 [ 97.793745] do_syscall_64+0xd0/0x4e0 [ 97.797533] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 97.802707] RIP: 0033:0x459829 [ 97.805882] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 97.824780] RSP: 002b:00007f2f2afbac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 97.832487] RAX: ffffffffffffffda RBX: 00007f2f2afbac90 RCX: 0000000000459829 [ 97.839742] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 97.847011] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 97.854279] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f2afbb6d4 [ 97.861538] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 97.868820] CPU: 0 PID: 7619 Comm: syz-executor.1 Not tainted 4.19.94-syzkaller #0 [ 97.876537] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 97.885889] Call Trace: [ 97.888468] dump_stack+0x123/0x177 [ 97.892082] should_fail.cold.4+0x5/0x13 [ 97.896501] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 97.901609] ? __might_sleep+0x95/0x190 [ 97.905572] __alloc_pages_nodemask+0x1d5/0x710 [ 97.910228] ? kasan_kmalloc+0xc7/0xe0 [ 97.914103] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 97.919120] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 97.924471] alloc_pages_current+0xd6/0x1b0 [ 97.928783] pte_alloc_one+0x14/0x130 [ 97.932566] copy_huge_pmd+0x69/0x510 [ 97.936700] copy_page_range+0x597/0x1810 [ 97.940830] ? find_held_lock+0x36/0x1d0 [ 97.944883] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 97.950332] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 97.955178] ? pmd_alloc+0x110/0x110 [ 97.958873] ? __vma_link_rb+0x1fc/0x340 [ 97.962924] copy_process.part.35+0x37b9/0x7330 [ 97.967590] ? __cleanup_sighand+0x40/0x40 [ 97.971809] ? __f_unlock_pos+0xd/0x10 [ 97.975678] ? lock_downgrade+0x860/0x860 [ 97.979817] _do_fork+0x15d/0xba0 [ 97.983603] ? __sb_end_write+0xa4/0xd0 [ 97.987577] ? fork_idle+0x250/0x250 [ 97.991277] ? ksys_write+0x1ce/0x260 [ 97.995070] ? do_sys_open+0x16e/0x350 [ 97.998946] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 98.003691] ? do_syscall_64+0x21/0x4e0 [ 98.007675] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 98.013050] __x64_sys_clone+0xba/0x140 [ 98.017021] do_syscall_64+0xd0/0x4e0 [ 98.020825] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 98.026014] RIP: 0033:0x459829 [ 98.029193] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 98.048077] RSP: 002b:00007f539f038c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 98.055779] RAX: ffffffffffffffda RBX: 00007f539f038c90 RCX: 0000000000459829 [ 98.063050] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 98.070302] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 98.077556] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539f0396d4 [ 98.084810] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 98.092076] CPU: 1 PID: 7628 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 98.099793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 98.109140] Call Trace: [ 98.111716] dump_stack+0x123/0x177 [ 98.115328] should_fail.cold.4+0x5/0x13 [ 98.119398] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 98.124496] ? lock_downgrade+0x860/0x860 [ 98.128691] __should_failslab+0xba/0xf0 [ 98.132760] should_failslab+0x9/0x14 [ 98.136552] kmem_cache_alloc+0x2bc/0x730 [ 98.140691] ? pmd_alloc+0x110/0x110 [ 98.144568] vm_area_dup+0x1b/0x150 [ 98.148186] copy_process.part.35+0x31db/0x7330 [ 98.152857] ? __cleanup_sighand+0x40/0x40 [ 98.157212] ? __f_unlock_pos+0xd/0x10 [ 98.161095] ? lock_downgrade+0x860/0x860 [ 98.165252] _do_fork+0x15d/0xba0 [ 98.168698] ? __sb_end_write+0xa4/0xd0 [ 98.172668] ? fork_idle+0x250/0x250 [ 98.176368] ? ksys_write+0x1ce/0x260 [ 98.180158] ? do_sys_open+0x16e/0x350 [ 98.184050] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 98.188803] ? do_syscall_64+0x21/0x4e0 [ 98.192774] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 98.198143] __x64_sys_clone+0xba/0x140 [ 98.202109] do_syscall_64+0xd0/0x4e0 [ 98.205892] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 98.211065] RIP: 0033:0x459829 [ 98.214244] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 98.233138] RSP: 002b:00007f9acacddc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 98.240848] RAX: ffffffffffffffda RBX: 00007f9acacddc90 RCX: 0000000000459829 [ 98.248100] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 98.255438] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 98.262693] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacde6d4 2020/01/11 10:38:38 executed programs: 193 [ 98.269958] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 98.284509] CPU: 0 PID: 7630 Comm: syz-executor.2 Not tainted 4.19.94-syzkaller #0 [ 98.292339] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 98.301809] Call Trace: [ 98.304456] dump_stack+0x123/0x177 [ 98.308066] should_fail.cold.4+0x5/0x13 [ 98.312106] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 98.317192] ? lock_downgrade+0x860/0x860 [ 98.321328] __should_failslab+0xba/0xf0 [ 98.325371] should_failslab+0x9/0x14 [ 98.329181] kmem_cache_alloc+0x2bc/0x730 [ 98.333334] ? kasan_check_read+0x11/0x20 [ 98.337475] ? __vm_enough_memory+0x22f/0x4b0 [ 98.342221] vm_area_dup+0x1b/0x150 [ 98.345830] copy_process.part.35+0x31db/0x7330 [ 98.350500] ? __cleanup_sighand+0x40/0x40 [ 98.354720] ? __f_unlock_pos+0xd/0x10 [ 98.358655] ? lock_downgrade+0x860/0x860 [ 98.362793] _do_fork+0x15d/0xba0 [ 98.366238] ? __sb_end_write+0xa4/0xd0 [ 98.370312] ? fork_idle+0x250/0x250 [ 98.374017] ? ksys_write+0x1ce/0x260 [ 98.377802] ? do_sys_open+0x16e/0x350 [ 98.381831] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 98.386579] ? do_syscall_64+0x21/0x4e0 [ 98.390553] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 98.395901] __x64_sys_clone+0xba/0x140 [ 98.399859] do_syscall_64+0xd0/0x4e0 [ 98.403665] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 98.408835] RIP: 0033:0x459829 [ 98.412023] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 98.430906] RSP: 002b:00007f72745b4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 98.438611] RAX: ffffffffffffffda RBX: 00007f72745b4c90 RCX: 0000000000459829 [ 98.445883] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 98.453139] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 98.460627] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f72745b56d4 [ 98.467881] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 98.515588] FAULT_INJECTION: forcing a failure. [ 98.515588] name failslab, interval 1, probability 0, space 0, times 0 [ 98.517566] FAULT_INJECTION: forcing a failure. [ 98.517566] name failslab, interval 1, probability 0, space 0, times 0 [ 98.547623] FAULT_INJECTION: forcing a failure. [ 98.547623] name failslab, interval 1, probability 0, space 0, times 0 [ 98.560674] FAULT_INJECTION: forcing a failure. [ 98.560674] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 98.567847] FAULT_INJECTION: forcing a failure. [ 98.567847] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 98.574565] FAULT_INJECTION: forcing a failure. [ 98.574565] name failslab, interval 1, probability 0, space 0, times 0 [ 98.604792] CPU: 1 PID: 7641 Comm: syz-executor.1 Not tainted 4.19.94-syzkaller #0 [ 98.612542] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 98.621893] Call Trace: [ 98.624471] dump_stack+0x123/0x177 [ 98.628089] should_fail.cold.4+0x5/0x13 [ 98.632148] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 98.637240] ? lock_downgrade+0x860/0x860 [ 98.641381] __should_failslab+0xba/0xf0 [ 98.645422] should_failslab+0x9/0x14 [ 98.649217] kmem_cache_alloc+0x2bc/0x730 [ 98.653356] ptlock_alloc+0x1d/0x70 [ 98.656967] pte_alloc_one+0x4e/0x130 [ 98.660748] __pte_alloc+0x1d/0x2f0 [ 98.664390] copy_page_range+0xe5e/0x1810 [ 98.668534] ? find_held_lock+0x36/0x1d0 [ 98.672605] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 98.678044] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 98.682879] ? pmd_alloc+0x110/0x110 [ 98.686592] ? __vma_link_rb+0x1fc/0x340 [ 98.690645] copy_process.part.35+0x37b9/0x7330 [ 98.695320] ? __cleanup_sighand+0x40/0x40 [ 98.699539] ? __f_unlock_pos+0xd/0x10 [ 98.703416] ? lock_downgrade+0x860/0x860 [ 98.707558] _do_fork+0x15d/0xba0 [ 98.710993] ? __sb_end_write+0xa4/0xd0 [ 98.714950] ? fork_idle+0x250/0x250 [ 98.718676] ? ksys_write+0x1ce/0x260 [ 98.722473] ? do_sys_open+0x16e/0x350 [ 98.726345] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 98.734731] ? do_syscall_64+0x21/0x4e0 [ 98.738693] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 98.744051] __x64_sys_clone+0xba/0x140 [ 98.748010] do_syscall_64+0xd0/0x4e0 [ 98.751795] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 98.756968] RIP: 0033:0x459829 [ 98.760160] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 98.779173] RSP: 002b:00007f539f038c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 98.786869] RAX: ffffffffffffffda RBX: 00007f539f038c90 RCX: 0000000000459829 [ 98.794120] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 98.801373] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 98.808625] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539f0396d4 [ 98.815889] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 98.823166] CPU: 0 PID: 7643 Comm: syz-executor.5 Not tainted 4.19.94-syzkaller #0 [ 98.830897] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 98.840241] Call Trace: [ 98.842821] dump_stack+0x123/0x177 [ 98.846432] should_fail.cold.4+0x5/0x13 [ 98.850491] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 98.855578] ? lock_downgrade+0x860/0x860 [ 98.859717] __should_failslab+0xba/0xf0 [ 98.863763] should_failslab+0x9/0x14 [ 98.867545] kmem_cache_alloc+0x2bc/0x730 [ 98.871678] ptlock_alloc+0x1d/0x70 [ 98.875286] pte_alloc_one+0x4e/0x130 [ 98.879070] copy_huge_pmd+0x69/0x510 [ 98.882854] copy_page_range+0x597/0x1810 [ 98.887000] ? find_held_lock+0x36/0x1d0 [ 98.891046] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 98.896479] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 98.901564] ? pmd_alloc+0x110/0x110 [ 98.905259] ? __vma_link_rb+0x1fc/0x340 [ 98.909308] copy_process.part.35+0x37b9/0x7330 [ 98.913974] ? __cleanup_sighand+0x40/0x40 [ 98.918188] ? __f_unlock_pos+0xd/0x10 [ 98.922144] ? lock_downgrade+0x860/0x860 [ 98.926282] _do_fork+0x15d/0xba0 [ 98.929714] ? __sb_end_write+0xa4/0xd0 [ 98.933675] ? fork_idle+0x250/0x250 [ 98.937379] ? ksys_write+0x1ce/0x260 [ 98.941178] ? do_sys_open+0x16e/0x350 [ 98.945047] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 98.949783] ? do_syscall_64+0x21/0x4e0 [ 98.953741] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 98.959090] __x64_sys_clone+0xba/0x140 [ 98.963053] do_syscall_64+0xd0/0x4e0 [ 98.966844] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 98.972015] RIP: 0033:0x459829 [ 98.975188] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 98.994094] RSP: 002b:00007f2f2afbac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 99.001787] RAX: ffffffffffffffda RBX: 00007f2f2afbac90 RCX: 0000000000459829 [ 99.009040] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 99.016298] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 99.023648] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f2afbb6d4 [ 99.030911] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 99.039059] CPU: 1 PID: 7646 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 99.046779] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 99.056118] Call Trace: [ 99.058714] dump_stack+0x123/0x177 [ 99.062333] should_fail.cold.4+0x5/0x13 [ 99.066380] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 99.071469] ? __might_sleep+0x95/0x190 [ 99.075594] __alloc_pages_nodemask+0x1d5/0x710 [ 99.080260] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 99.085279] ? lock_downgrade+0x860/0x860 [ 99.089439] alloc_pages_current+0xd6/0x1b0 [ 99.093751] pte_alloc_one+0x14/0x130 [ 99.097632] __pte_alloc+0x1d/0x2f0 [ 99.101256] copy_page_range+0xe5e/0x1810 [ 99.105513] ? find_held_lock+0x36/0x1d0 [ 99.109593] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 99.115030] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 99.119954] ? pmd_alloc+0x110/0x110 [ 99.123669] ? __vma_link_rb+0x1fc/0x340 [ 99.127734] copy_process.part.35+0x37b9/0x7330 [ 99.132401] ? __cleanup_sighand+0x40/0x40 [ 99.136621] ? __f_unlock_pos+0xd/0x10 [ 99.140644] ? lock_downgrade+0x860/0x860 [ 99.144798] _do_fork+0x15d/0xba0 [ 99.148237] ? __sb_end_write+0xa4/0xd0 [ 99.152192] ? fork_idle+0x250/0x250 [ 99.156336] ? ksys_write+0x1ce/0x260 [ 99.160125] ? do_sys_open+0x16e/0x350 [ 99.163996] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 99.168736] ? do_syscall_64+0x21/0x4e0 [ 99.172696] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 99.178045] __x64_sys_clone+0xba/0x140 [ 99.182006] do_syscall_64+0xd0/0x4e0 [ 99.185789] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 99.190969] RIP: 0033:0x459829 [ 99.194141] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 99.213037] RSP: 002b:00007f9acacddc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 99.220728] RAX: ffffffffffffffda RBX: 00007f9acacddc90 RCX: 0000000000459829 [ 99.228125] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 99.235395] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 99.242653] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacde6d4 [ 99.249910] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 99.260164] CPU: 0 PID: 7647 Comm: syz-executor.4 Not tainted 4.19.94-syzkaller #0 [ 99.267892] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 99.277239] Call Trace: [ 99.279819] dump_stack+0x123/0x177 [ 99.283432] should_fail.cold.4+0x5/0x13 [ 99.287499] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 99.292588] ? __might_sleep+0x95/0x190 [ 99.296561] __alloc_pages_nodemask+0x1d5/0x710 [ 99.301319] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 99.306344] ? lock_downgrade+0x860/0x860 [ 99.310483] alloc_pages_current+0xd6/0x1b0 [ 99.314801] pte_alloc_one+0x14/0x130 [ 99.318602] __pte_alloc+0x1d/0x2f0 [ 99.322235] copy_page_range+0xe5e/0x1810 [ 99.326366] ? find_held_lock+0x36/0x1d0 [ 99.330417] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 99.335881] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 99.340730] ? pmd_alloc+0x110/0x110 [ 99.344524] ? __vma_link_rb+0x1fc/0x340 [ 99.348575] copy_process.part.35+0x37b9/0x7330 [ 99.353246] ? __cleanup_sighand+0x40/0x40 [ 99.357466] ? __f_unlock_pos+0xd/0x10 [ 99.361335] ? lock_downgrade+0x860/0x860 [ 99.366962] _do_fork+0x15d/0xba0 [ 99.370402] ? __sb_end_write+0xa4/0xd0 [ 99.374357] ? fork_idle+0x250/0x250 [ 99.378053] ? ksys_write+0x1ce/0x260 [ 99.381833] ? do_sys_open+0x16e/0x350 [ 99.385705] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 99.390456] ? do_syscall_64+0x21/0x4e0 [ 99.394415] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 99.399774] __x64_sys_clone+0xba/0x140 [ 99.403910] do_syscall_64+0xd0/0x4e0 [ 99.407695] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 99.412875] RIP: 0033:0x459829 [ 99.416054] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 99.435091] RSP: 002b:00007fca838c7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 99.442786] RAX: ffffffffffffffda RBX: 00007fca838c7c90 RCX: 0000000000459829 [ 99.450070] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 99.457339] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 99.464595] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca838c86d4 [ 99.471847] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 99.479116] CPU: 1 PID: 7649 Comm: syz-executor.2 Not tainted 4.19.94-syzkaller #0 [ 99.486828] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 99.496179] Call Trace: [ 99.498786] dump_stack+0x123/0x177 [ 99.502400] should_fail.cold.4+0x5/0x13 [ 99.506444] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 99.511531] ? lock_downgrade+0x860/0x860 [ 99.515666] __should_failslab+0xba/0xf0 [ 99.519708] should_failslab+0x9/0x14 [ 99.523502] kmem_cache_alloc+0x2bc/0x730 [ 99.527637] ptlock_alloc+0x1d/0x70 [ 99.531248] pte_alloc_one+0x4e/0x130 [ 99.535043] copy_huge_pmd+0x69/0x510 [ 99.538830] copy_page_range+0x597/0x1810 [ 99.542959] ? find_held_lock+0x36/0x1d0 [ 99.547019] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 99.552450] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 99.557276] ? pmd_alloc+0x110/0x110 [ 99.561667] ? __vma_link_rb+0x1fc/0x340 [ 99.565727] copy_process.part.35+0x37b9/0x7330 [ 99.570394] ? __cleanup_sighand+0x40/0x40 [ 99.574609] ? __f_unlock_pos+0xd/0x10 [ 99.578479] ? lock_downgrade+0x860/0x860 [ 99.582626] _do_fork+0x15d/0xba0 [ 99.586079] ? __sb_end_write+0xa4/0xd0 [ 99.590070] ? fork_idle+0x250/0x250 [ 99.593788] ? ksys_write+0x1ce/0x260 [ 99.597587] ? do_sys_open+0x16e/0x350 [ 99.601482] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 99.606228] ? do_syscall_64+0x21/0x4e0 [ 99.610198] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 99.615548] __x64_sys_clone+0xba/0x140 [ 99.619514] do_syscall_64+0xd0/0x4e0 [ 99.623300] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 99.628484] RIP: 0033:0x459829 [ 99.631659] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 99.650552] RSP: 002b:00007f72745d5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 99.658240] RAX: ffffffffffffffda RBX: 00007f72745d5c90 RCX: 0000000000459829 [ 99.665491] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 99.672934] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 99.680189] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f72745d66d4 [ 99.687563] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 99.694842] CPU: 0 PID: 7644 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 99.704226] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 99.713597] Call Trace: [ 99.716175] dump_stack+0x123/0x177 [ 99.716187] should_fail.cold.4+0x5/0x13 [ 99.716195] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 99.716201] ? lock_downgrade+0x860/0x860 [ 99.716212] __should_failslab+0xba/0xf0 [ 99.716221] should_failslab+0x9/0x14 [ 99.740975] kmem_cache_alloc+0x2bc/0x730 [ 99.745143] ptlock_alloc+0x1d/0x70 [ 99.748767] pte_alloc_one+0x4e/0x130 [ 99.752572] __pte_alloc+0x1d/0x2f0 [ 99.756184] copy_page_range+0xe5e/0x1810 [ 99.760321] ? find_held_lock+0x36/0x1d0 [ 99.764368] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 99.769823] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 99.774672] ? pmd_alloc+0x110/0x110 [ 99.778376] ? __vma_link_rb+0x1fc/0x340 [ 99.782420] copy_process.part.35+0x37b9/0x7330 [ 99.787094] ? __cleanup_sighand+0x40/0x40 [ 99.789091] FAULT_INJECTION: forcing a failure. [ 99.789091] name failslab, interval 1, probability 0, space 0, times 0 [ 99.791321] ? __f_unlock_pos+0xd/0x10 [ 99.791329] ? lock_downgrade+0x860/0x860 [ 99.791349] _do_fork+0x15d/0xba0 [ 99.814198] ? __sb_end_write+0xa4/0xd0 [ 99.818162] ? fork_idle+0x250/0x250 [ 99.821885] ? ksys_write+0x1ce/0x260 [ 99.825669] ? do_sys_open+0x16e/0x350 [ 99.829629] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 99.834407] ? do_syscall_64+0x21/0x4e0 [ 99.838380] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 99.847240] __x64_sys_clone+0xba/0x140 [ 99.851229] do_syscall_64+0xd0/0x4e0 [ 99.855031] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 99.860217] RIP: 0033:0x459829 [ 99.863395] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 99.882286] RSP: 002b:00007f01d6614c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 99.889977] RAX: ffffffffffffffda RBX: 00007f01d6614c90 RCX: 0000000000459829 [ 99.897234] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 99.904504] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 99.911771] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d66156d4 [ 99.919028] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 99.926297] CPU: 1 PID: 7654 Comm: syz-executor.1 Not tainted 4.19.94-syzkaller #0 [ 99.934021] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 99.943705] Call Trace: [ 99.946294] dump_stack+0x123/0x177 [ 99.950009] should_fail.cold.4+0x5/0x13 [ 99.954063] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 99.959158] ? lock_downgrade+0x860/0x860 [ 99.963303] __should_failslab+0xba/0xf0 [ 99.967349] should_failslab+0x9/0x14 [ 99.971130] kmem_cache_alloc+0x2bc/0x730 [ 99.975262] ? anon_vma_clone+0x28e/0x3f0 [ 99.979414] anon_vma_fork+0xd3/0x450 [ 99.983205] ? memcpy+0x45/0x50 [ 99.986469] copy_process.part.35+0x3a76/0x7330 [ 99.991123] ? __cleanup_sighand+0x40/0x40 [ 99.995335] ? __f_unlock_pos+0xd/0x10 [ 99.999204] ? lock_downgrade+0x860/0x860 [ 100.003445] _do_fork+0x15d/0xba0 [ 100.006880] ? __sb_end_write+0xa4/0xd0 [ 100.010831] ? fork_idle+0x250/0x250 [ 100.014529] ? ksys_write+0x1ce/0x260 [ 100.018358] ? do_sys_open+0x16e/0x350 [ 100.022279] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 100.027055] ? do_syscall_64+0x21/0x4e0 [ 100.031048] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 100.036391] __x64_sys_clone+0xba/0x140 [ 100.040346] do_syscall_64+0xd0/0x4e0 [ 100.044152] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 100.049342] RIP: 0033:0x459829 [ 100.052522] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 100.071426] RSP: 002b:00007f539f017c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 100.079134] RAX: ffffffffffffffda RBX: 00007f539f017c90 RCX: 0000000000459829 [ 100.086387] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 100.094853] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 100.102115] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539f0186d4 [ 100.109376] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 100.132343] FAULT_INJECTION: forcing a failure. [ 100.132343] name failslab, interval 1, probability 0, space 0, times 0 [ 100.172768] FAULT_INJECTION: forcing a failure. [ 100.172768] name failslab, interval 1, probability 0, space 0, times 0 [ 100.185059] FAULT_INJECTION: forcing a failure. [ 100.185059] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 100.192198] FAULT_INJECTION: forcing a failure. [ 100.192198] name failslab, interval 1, probability 0, space 0, times 0 [ 100.197324] CPU: 1 PID: 7657 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 100.216088] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 100.216456] FAULT_INJECTION: forcing a failure. [ 100.216456] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 100.226524] Call Trace: [ 100.226542] dump_stack+0x123/0x177 [ 100.226559] should_fail.cold.4+0x5/0x13 [ 100.226566] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 100.226573] ? lock_downgrade+0x860/0x860 [ 100.226584] __should_failslab+0xba/0xf0 [ 100.226592] should_failslab+0x9/0x14 [ 100.226597] kmem_cache_alloc+0x2bc/0x730 [ 100.226610] ptlock_alloc+0x1d/0x70 [ 100.226618] pte_alloc_one+0x4e/0x130 [ 100.226623] __pte_alloc+0x1d/0x2f0 [ 100.226629] copy_page_range+0xe5e/0x1810 [ 100.226636] ? find_held_lock+0x36/0x1d0 [ 100.226649] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 100.226656] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 100.226669] ? pmd_alloc+0x110/0x110 [ 100.226677] ? __vma_link_rb+0x1fc/0x340 [ 100.226686] copy_process.part.35+0x37b9/0x7330 [ 100.226708] ? __cleanup_sighand+0x40/0x40 [ 100.244705] ? __f_unlock_pos+0xd/0x10 [ 100.244715] ? lock_downgrade+0x860/0x860 [ 100.254846] _do_fork+0x15d/0xba0 [ 100.254855] ? __sb_end_write+0xa4/0xd0 [ 100.254862] ? fork_idle+0x250/0x250 [ 100.254869] ? ksys_write+0x1ce/0x260 [ 100.254873] ? do_sys_open+0x16e/0x350 [ 100.254884] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 100.271306] ? do_syscall_64+0x21/0x4e0 [ 100.286481] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 100.286490] __x64_sys_clone+0xba/0x140 [ 100.286500] do_syscall_64+0xd0/0x4e0 [ 100.286507] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 100.286513] RIP: 0033:0x459829 [ 100.286519] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 100.286522] RSP: 002b:00007f9acacddc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 100.286527] RAX: ffffffffffffffda RBX: 00007f9acacddc90 RCX: 0000000000459829 [ 100.286530] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 100.286536] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 100.308835] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacde6d4 [ 100.308839] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 100.313016] CPU: 1 PID: 7661 Comm: syz-executor.4 Not tainted 4.19.94-syzkaller #0 [ 100.337020] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 100.337024] Call Trace: [ 100.337038] dump_stack+0x123/0x177 [ 100.337049] should_fail.cold.4+0x5/0x13 [ 100.337056] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 100.337062] ? lock_downgrade+0x860/0x860 [ 100.337074] __should_failslab+0xba/0xf0 [ 100.337083] should_failslab+0x9/0x14 [ 100.337089] kmem_cache_alloc+0x2bc/0x730 [ 100.337101] ptlock_alloc+0x1d/0x70 [ 100.337109] pte_alloc_one+0x4e/0x130 [ 100.337115] __pte_alloc+0x1d/0x2f0 [ 100.337123] copy_page_range+0xe5e/0x1810 [ 100.337129] ? find_held_lock+0x36/0x1d0 [ 100.337142] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 100.337150] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 100.363152] ? pmd_alloc+0x110/0x110 [ 100.363162] ? __vma_link_rb+0x1fc/0x340 [ 100.363172] copy_process.part.35+0x37b9/0x7330 [ 100.363192] ? __cleanup_sighand+0x40/0x40 [ 100.394254] ? __f_unlock_pos+0xd/0x10 [ 100.394262] ? lock_downgrade+0x860/0x860 [ 100.394281] _do_fork+0x15d/0xba0 [ 100.394287] ? __sb_end_write+0xa4/0xd0 [ 100.394294] ? fork_idle+0x250/0x250 [ 100.394300] ? ksys_write+0x1ce/0x260 [ 100.394304] ? do_sys_open+0x16e/0x350 [ 100.394312] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 100.394318] ? do_syscall_64+0x21/0x4e0 [ 100.394324] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 100.394331] __x64_sys_clone+0xba/0x140 [ 100.394338] do_syscall_64+0xd0/0x4e0 [ 100.394346] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 100.394351] RIP: 0033:0x459829 [ 100.394357] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 100.394360] RSP: 002b:00007fca838c7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 100.617144] RAX: ffffffffffffffda RBX: 00007fca838c7c90 RCX: 0000000000459829 [ 100.624496] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 100.631855] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 100.639328] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca838c86d4 [ 100.646683] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 100.653993] CPU: 0 PID: 7662 Comm: syz-executor.5 Not tainted 4.19.94-syzkaller #0 [ 100.655674] FAULT_INJECTION: forcing a failure. [ 100.655674] name failslab, interval 1, probability 0, space 0, times 0 [ 100.661728] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 100.661732] Call Trace: [ 100.661746] dump_stack+0x123/0x177 [ 100.661757] should_fail.cold.4+0x5/0x13 [ 100.661764] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 100.661773] ? __might_sleep+0x95/0x190 [ 100.661782] __alloc_pages_nodemask+0x1d5/0x710 [ 100.661788] ? kasan_kmalloc+0xc7/0xe0 [ 100.661795] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 100.661801] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 100.661813] alloc_pages_current+0xd6/0x1b0 [ 100.724954] pte_alloc_one+0x14/0x130 [ 100.728755] copy_huge_pmd+0x69/0x510 [ 100.732555] copy_page_range+0x597/0x1810 [ 100.736690] ? find_held_lock+0x36/0x1d0 [ 100.740758] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 100.746229] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 100.751083] ? pmd_alloc+0x110/0x110 [ 100.754785] ? __vma_link_rb+0x1fc/0x340 [ 100.758836] copy_process.part.35+0x37b9/0x7330 [ 100.763506] ? __cleanup_sighand+0x40/0x40 [ 100.767727] ? __f_unlock_pos+0xd/0x10 [ 100.771598] ? lock_downgrade+0x860/0x860 [ 100.775757] _do_fork+0x15d/0xba0 [ 100.779198] ? __sb_end_write+0xa4/0xd0 [ 100.783169] ? fork_idle+0x250/0x250 [ 100.786866] ? ksys_write+0x1ce/0x260 [ 100.790644] ? do_sys_open+0x16e/0x350 [ 100.794512] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 100.799248] ? do_syscall_64+0x21/0x4e0 [ 100.803216] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 100.808582] __x64_sys_clone+0xba/0x140 [ 100.812664] do_syscall_64+0xd0/0x4e0 [ 100.816479] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 100.821653] RIP: 0033:0x459829 [ 100.824840] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 100.846688] RSP: 002b:00007f2f2afbac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 100.854388] RAX: ffffffffffffffda RBX: 00007f2f2afbac90 RCX: 0000000000459829 [ 100.861639] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 100.868900] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 100.876153] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f2afbb6d4 [ 100.883405] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 100.890673] CPU: 1 PID: 7668 Comm: syz-executor.2 Not tainted 4.19.94-syzkaller #0 [ 100.898394] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 100.907744] Call Trace: [ 100.910334] dump_stack+0x123/0x177 [ 100.914040] should_fail.cold.4+0x5/0x13 [ 100.918205] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 100.923307] ? lock_downgrade+0x860/0x860 [ 100.927466] __should_failslab+0xba/0xf0 [ 100.931524] should_failslab+0x9/0x14 [ 100.935315] kmem_cache_alloc+0x2bc/0x730 [ 100.939449] ? anon_vma_clone+0x28e/0x3f0 [ 100.943586] anon_vma_fork+0xd3/0x450 [ 100.947375] ? memcpy+0x45/0x50 [ 100.950645] copy_process.part.35+0x3a76/0x7330 [ 100.955313] ? __cleanup_sighand+0x40/0x40 [ 100.959526] ? __f_unlock_pos+0xd/0x10 [ 100.963411] ? lock_downgrade+0x860/0x860 [ 100.967560] _do_fork+0x15d/0xba0 [ 100.970998] ? __sb_end_write+0xa4/0xd0 [ 100.974955] ? fork_idle+0x250/0x250 [ 100.978647] ? ksys_write+0x1ce/0x260 [ 100.982429] ? do_sys_open+0x16e/0x350 [ 100.986301] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 100.991061] ? do_syscall_64+0x21/0x4e0 [ 100.995015] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 101.000362] __x64_sys_clone+0xba/0x140 [ 101.004322] do_syscall_64+0xd0/0x4e0 [ 101.008115] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 101.013296] RIP: 0033:0x459829 [ 101.016476] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 101.035449] RSP: 002b:00007f72745b4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 101.043156] RAX: ffffffffffffffda RBX: 00007f72745b4c90 RCX: 0000000000459829 [ 101.050408] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 101.057661] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 101.064909] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f72745b56d4 [ 101.072168] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 101.079436] CPU: 0 PID: 7665 Comm: syz-executor.1 Not tainted 4.19.94-syzkaller #0 [ 101.087156] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 101.096519] Call Trace: [ 101.099230] dump_stack+0x123/0x177 [ 101.102885] should_fail.cold.4+0x5/0x13 [ 101.106928] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 101.112032] ? lock_downgrade+0x860/0x860 [ 101.116173] __should_failslab+0xba/0xf0 [ 101.120221] should_failslab+0x9/0x14 [ 101.124005] kmem_cache_alloc+0x2bc/0x730 [ 101.128143] ptlock_alloc+0x1d/0x70 [ 101.131770] pte_alloc_one+0x4e/0x130 [ 101.135557] __pte_alloc+0x1d/0x2f0 [ 101.139184] copy_page_range+0xe5e/0x1810 [ 101.143317] ? find_held_lock+0x36/0x1d0 [ 101.147364] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 101.152795] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 101.157634] ? pmd_alloc+0x110/0x110 [ 101.161341] ? __vma_link_rb+0x1fc/0x340 [ 101.165388] copy_process.part.35+0x37b9/0x7330 [ 101.170069] ? __cleanup_sighand+0x40/0x40 [ 101.174286] ? __f_unlock_pos+0xd/0x10 [ 101.178204] ? lock_downgrade+0x860/0x860 [ 101.182346] _do_fork+0x15d/0xba0 [ 101.185779] ? __sb_end_write+0xa4/0xd0 [ 101.189827] ? fork_idle+0x250/0x250 [ 101.193608] ? ksys_write+0x1ce/0x260 [ 101.197391] ? do_sys_open+0x16e/0x350 [ 101.201437] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 101.206183] ? do_syscall_64+0x21/0x4e0 [ 101.210138] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 101.215492] __x64_sys_clone+0xba/0x140 [ 101.219466] do_syscall_64+0xd0/0x4e0 [ 101.223249] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 101.228429] RIP: 0033:0x459829 [ 101.231634] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 101.250544] RSP: 002b:00007f539f038c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 101.258238] RAX: ffffffffffffffda RBX: 00007f539f038c90 RCX: 0000000000459829 [ 101.265499] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 101.272774] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 101.280025] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539f0396d4 [ 101.287288] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 101.294677] CPU: 1 PID: 7667 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 101.302380] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 101.311723] Call Trace: [ 101.311735] dump_stack+0x123/0x177 [ 101.311746] should_fail.cold.4+0x5/0x13 [ 101.311753] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 101.311761] ? __might_sleep+0x95/0x190 [ 101.311770] __alloc_pages_nodemask+0x1d5/0x710 [ 101.311777] ? kasan_kmalloc+0xc7/0xe0 [ 101.311784] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 101.311790] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 101.311801] alloc_pages_current+0xd6/0x1b0 [ 101.311811] pte_alloc_one+0x14/0x130 [ 101.311817] copy_huge_pmd+0x69/0x510 [ 101.311829] copy_page_range+0x597/0x1810 [ 101.331785] FAULT_INJECTION: forcing a failure. [ 101.331785] name failslab, interval 1, probability 0, space 0, times 0 [ 101.335775] ? find_held_lock+0x36/0x1d0 [ 101.335790] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 101.335797] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 101.391541] ? pmd_alloc+0x110/0x110 [ 101.395243] ? __vma_link_rb+0x1fc/0x340 [ 101.399302] copy_process.part.35+0x37b9/0x7330 [ 101.403978] ? __cleanup_sighand+0x40/0x40 [ 101.408205] ? __f_unlock_pos+0xd/0x10 [ 101.412087] ? lock_downgrade+0x860/0x860 [ 101.416235] _do_fork+0x15d/0xba0 [ 101.419680] ? __sb_end_write+0xa4/0xd0 [ 101.423647] ? fork_idle+0x250/0x250 [ 101.427353] ? ksys_write+0x1ce/0x260 [ 101.431148] ? do_sys_open+0x16e/0x350 [ 101.435038] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 101.439804] ? do_syscall_64+0x21/0x4e0 [ 101.443775] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 101.449137] __x64_sys_clone+0xba/0x140 [ 101.453130] do_syscall_64+0xd0/0x4e0 [ 101.456931] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 101.462107] RIP: 0033:0x459829 [ 101.465369] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 101.484363] RSP: 002b:00007f01d6614c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 101.492056] RAX: ffffffffffffffda RBX: 00007f01d6614c90 RCX: 0000000000459829 [ 101.499310] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 101.506565] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 101.513819] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d66156d4 [ 101.521072] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 101.528344] CPU: 0 PID: 7675 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 101.536062] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 101.545659] Call Trace: [ 101.548234] dump_stack+0x123/0x177 [ 101.551902] should_fail.cold.4+0x5/0x13 [ 101.555949] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 101.561223] ? lock_downgrade+0x860/0x860 [ 101.565364] __should_failslab+0xba/0xf0 [ 101.569415] should_failslab+0x9/0x14 [ 101.573202] kmem_cache_alloc+0x2bc/0x730 [ 101.577332] ptlock_alloc+0x1d/0x70 [ 101.580940] pte_alloc_one+0x4e/0x130 [ 101.584718] __pte_alloc+0x1d/0x2f0 [ 101.588347] copy_page_range+0xe5e/0x1810 [ 101.592495] ? find_held_lock+0x36/0x1d0 [ 101.596548] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 101.602001] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 101.606830] ? pmd_alloc+0x110/0x110 [ 101.610577] ? __vma_link_rb+0x1fc/0x340 [ 101.614618] copy_process.part.35+0x37b9/0x7330 [ 101.619372] ? __cleanup_sighand+0x40/0x40 [ 101.623582] ? __f_unlock_pos+0xd/0x10 [ 101.627448] ? lock_downgrade+0x860/0x860 [ 101.631577] _do_fork+0x15d/0xba0 [ 101.635005] ? __sb_end_write+0xa4/0xd0 [ 101.638954] ? fork_idle+0x250/0x250 [ 101.642665] ? ksys_write+0x1ce/0x260 [ 101.646441] ? do_sys_open+0x16e/0x350 [ 101.650566] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 101.655298] ? do_syscall_64+0x21/0x4e0 [ 101.659259] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 101.664599] __x64_sys_clone+0xba/0x140 [ 101.668563] do_syscall_64+0xd0/0x4e0 [ 101.672342] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 101.677867] RIP: 0033:0x459829 [ 101.681046] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 101.699933] RSP: 002b:00007f9acacddc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 101.707625] RAX: ffffffffffffffda RBX: 00007f9acacddc90 RCX: 0000000000459829 [ 101.714882] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 101.722129] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 101.729383] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacde6d4 [ 101.736638] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 101.794174] FAULT_INJECTION: forcing a failure. [ 101.794174] name failslab, interval 1, probability 0, space 0, times 0 [ 101.809239] FAULT_INJECTION: forcing a failure. [ 101.809239] name failslab, interval 1, probability 0, space 0, times 0 [ 101.826525] FAULT_INJECTION: forcing a failure. [ 101.826525] name failslab, interval 1, probability 0, space 0, times 0 [ 101.830271] FAULT_INJECTION: forcing a failure. [ 101.830271] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 101.853683] FAULT_INJECTION: forcing a failure. [ 101.853683] name failslab, interval 1, probability 0, space 0, times 0 [ 101.863913] FAULT_INJECTION: forcing a failure. [ 101.863913] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 101.869962] CPU: 0 PID: 7689 Comm: syz-executor.1 Not tainted 4.19.94-syzkaller #0 [ 101.884645] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 101.893990] Call Trace: [ 101.896568] dump_stack+0x123/0x177 [ 101.900201] should_fail.cold.4+0x5/0x13 [ 101.904274] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 101.909371] ? lock_downgrade+0x860/0x860 [ 101.913517] __should_failslab+0xba/0xf0 [ 101.917572] should_failslab+0x9/0x14 [ 101.921354] kmem_cache_alloc+0x2bc/0x730 [ 101.925489] ptlock_alloc+0x1d/0x70 [ 101.929100] pte_alloc_one+0x4e/0x130 [ 101.932882] __pte_alloc+0x1d/0x2f0 [ 101.936494] copy_page_range+0xe5e/0x1810 [ 101.940627] ? find_held_lock+0x36/0x1d0 [ 101.944694] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 101.950136] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 101.954976] ? pmd_alloc+0x110/0x110 [ 101.958679] ? __vma_link_rb+0x1fc/0x340 [ 101.962735] copy_process.part.35+0x37b9/0x7330 [ 101.967412] ? __cleanup_sighand+0x40/0x40 [ 101.971630] ? __f_unlock_pos+0xd/0x10 [ 101.975509] ? lock_downgrade+0x860/0x860 [ 101.979744] _do_fork+0x15d/0xba0 [ 101.983292] ? __sb_end_write+0xa4/0xd0 [ 101.987346] ? fork_idle+0x250/0x250 [ 101.991055] ? ksys_write+0x1ce/0x260 [ 101.994854] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 101.999621] ? do_syscall_64+0x21/0x4e0 [ 102.003583] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 102.008937] __x64_sys_clone+0xba/0x140 [ 102.012898] do_syscall_64+0xd0/0x4e0 [ 102.016687] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 102.021859] RIP: 0033:0x459829 [ 102.025035] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 102.044005] RSP: 002b:00007f539f038c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 102.052650] RAX: ffffffffffffffda RBX: 00007f539f038c90 RCX: 0000000000459829 [ 102.059902] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 102.067155] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 102.074406] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539f0396d4 [ 102.081658] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 102.088970] CPU: 1 PID: 7688 Comm: syz-executor.2 Not tainted 4.19.94-syzkaller #0 [ 102.096679] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 102.106024] Call Trace: [ 102.108606] dump_stack+0x123/0x177 [ 102.112231] should_fail.cold.4+0x5/0x13 [ 102.116277] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 102.121364] ? lock_downgrade+0x860/0x860 [ 102.125495] __should_failslab+0xba/0xf0 [ 102.129541] should_failslab+0x9/0x14 [ 102.133331] kmem_cache_alloc+0x2bc/0x730 [ 102.137468] ptlock_alloc+0x1d/0x70 [ 102.141078] pte_alloc_one+0x4e/0x130 [ 102.144872] __pte_alloc+0x1d/0x2f0 [ 102.148486] copy_page_range+0xe5e/0x1810 [ 102.152621] ? find_held_lock+0x36/0x1d0 [ 102.156668] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 102.162102] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 102.166933] ? pmd_alloc+0x110/0x110 [ 102.170633] ? __vma_link_rb+0x1fc/0x340 [ 102.174688] copy_process.part.35+0x37b9/0x7330 [ 102.179354] ? __cleanup_sighand+0x40/0x40 [ 102.183565] ? __f_unlock_pos+0xd/0x10 [ 102.187440] ? lock_downgrade+0x860/0x860 [ 102.191598] _do_fork+0x15d/0xba0 [ 102.195044] ? __sb_end_write+0xa4/0xd0 [ 102.199000] ? fork_idle+0x250/0x250 [ 102.202694] ? ksys_write+0x1ce/0x260 [ 102.206475] ? do_sys_open+0x16e/0x350 [ 102.210371] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 102.215111] ? do_syscall_64+0x21/0x4e0 [ 102.219067] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 102.224415] __x64_sys_clone+0xba/0x140 [ 102.228376] do_syscall_64+0xd0/0x4e0 [ 102.232175] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 102.237350] RIP: 0033:0x459829 [ 102.240529] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 102.259431] RSP: 002b:00007f72745d5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 102.267125] RAX: ffffffffffffffda RBX: 00007f72745d5c90 RCX: 0000000000459829 [ 102.274384] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 102.281783] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 102.289050] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f72745d66d4 [ 102.296462] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 102.304266] CPU: 0 PID: 7691 Comm: syz-executor.4 Not tainted 4.19.94-syzkaller #0 [ 102.311994] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 102.321334] Call Trace: [ 102.323907] dump_stack+0x123/0x177 [ 102.327619] should_fail.cold.4+0x5/0x13 [ 102.331686] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 102.336785] ? lock_downgrade+0x860/0x860 [ 102.340926] __should_failslab+0xba/0xf0 [ 102.344972] should_failslab+0x9/0x14 [ 102.348757] kmem_cache_alloc+0x2bc/0x730 [ 102.352894] ptlock_alloc+0x1d/0x70 [ 102.356519] pte_alloc_one+0x4e/0x130 [ 102.360302] copy_huge_pmd+0x69/0x510 [ 102.364090] copy_page_range+0x597/0x1810 [ 102.368239] ? find_held_lock+0x36/0x1d0 [ 102.372285] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 102.377717] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 102.382551] ? pmd_alloc+0x110/0x110 [ 102.386268] ? __vma_link_rb+0x1fc/0x340 [ 102.390317] copy_process.part.35+0x37b9/0x7330 [ 102.394988] ? __cleanup_sighand+0x40/0x40 [ 102.399208] ? __f_unlock_pos+0xd/0x10 [ 102.403080] ? lock_downgrade+0x860/0x860 [ 102.407224] _do_fork+0x15d/0xba0 [ 102.410661] ? __sb_end_write+0xa4/0xd0 [ 102.414618] ? fork_idle+0x250/0x250 [ 102.418335] ? ksys_write+0x1ce/0x260 [ 102.422116] ? do_sys_open+0x16e/0x350 [ 102.426004] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 102.430759] ? do_syscall_64+0x21/0x4e0 [ 102.434712] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 102.440061] __x64_sys_clone+0xba/0x140 [ 102.444025] do_syscall_64+0xd0/0x4e0 [ 102.447975] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 102.453170] RIP: 0033:0x459829 [ 102.456354] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 102.475243] RSP: 002b:00007fca838c7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 102.483292] RAX: ffffffffffffffda RBX: 00007fca838c7c90 RCX: 0000000000459829 [ 102.490544] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 102.503703] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 102.510959] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca838c86d4 [ 102.518212] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 102.525569] CPU: 1 PID: 7692 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 102.533283] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 102.542629] Call Trace: [ 102.545209] dump_stack+0x123/0x177 [ 102.548839] should_fail.cold.4+0x5/0x13 [ 102.552895] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 102.557982] ? __might_sleep+0x95/0x190 [ 102.561942] __alloc_pages_nodemask+0x1d5/0x710 [ 102.566595] ? kasan_kmalloc+0xc7/0xe0 [ 102.570475] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 102.575472] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 102.580828] alloc_pages_current+0xd6/0x1b0 [ 102.585157] pte_alloc_one+0x14/0x130 [ 102.588970] copy_huge_pmd+0x69/0x510 [ 102.592771] copy_page_range+0x597/0x1810 [ 102.597083] ? find_held_lock+0x36/0x1d0 [ 102.601215] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 102.606826] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 102.611685] ? pmd_alloc+0x110/0x110 [ 102.615380] ? __vma_link_rb+0x1fc/0x340 [ 102.619422] copy_process.part.35+0x37b9/0x7330 [ 102.624085] ? __cleanup_sighand+0x40/0x40 [ 102.628306] ? __f_unlock_pos+0xd/0x10 [ 102.632181] ? lock_downgrade+0x860/0x860 [ 102.636320] _do_fork+0x15d/0xba0 [ 102.639755] ? __sb_end_write+0xa4/0xd0 [ 102.643713] ? fork_idle+0x250/0x250 [ 102.647412] ? ksys_write+0x1ce/0x260 [ 102.651197] ? do_sys_open+0x16e/0x350 [ 102.655071] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 102.659820] ? do_syscall_64+0x21/0x4e0 [ 102.663804] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 102.669169] __x64_sys_clone+0xba/0x140 [ 102.673142] do_syscall_64+0xd0/0x4e0 [ 102.676927] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 102.682100] RIP: 0033:0x459829 [ 102.685278] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 102.704183] RSP: 002b:00007f9acacddc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 102.711898] RAX: ffffffffffffffda RBX: 00007f9acacddc90 RCX: 0000000000459829 [ 102.719156] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 102.726412] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 102.733705] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacde6d4 [ 102.741044] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 102.749434] CPU: 1 PID: 7694 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 102.757162] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 102.766499] Call Trace: [ 102.769081] dump_stack+0x123/0x177 [ 102.772699] should_fail.cold.4+0x5/0x13 [ 102.776746] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 102.781849] ? __might_sleep+0x95/0x190 [ 102.785813] __alloc_pages_nodemask+0x1d5/0x710 [ 102.790470] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 102.795472] ? lock_downgrade+0x860/0x860 [ 102.799753] alloc_pages_current+0xd6/0x1b0 [ 102.804142] pte_alloc_one+0x14/0x130 [ 102.807955] __pte_alloc+0x1d/0x2f0 [ 102.811594] copy_page_range+0xe5e/0x1810 [ 102.815729] ? find_held_lock+0x36/0x1d0 [ 102.819784] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 102.825235] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 102.830081] ? pmd_alloc+0x110/0x110 [ 102.833789] ? __vma_link_rb+0x1fc/0x340 [ 102.837838] copy_process.part.35+0x37b9/0x7330 [ 102.842502] ? __cleanup_sighand+0x40/0x40 [ 102.846731] ? __f_unlock_pos+0xd/0x10 [ 102.850612] ? lock_downgrade+0x860/0x860 [ 102.854751] _do_fork+0x15d/0xba0 [ 102.858192] ? __sb_end_write+0xa4/0xd0 [ 102.862165] ? fork_idle+0x250/0x250 [ 102.865864] ? ksys_write+0x1ce/0x260 [ 102.869653] ? do_sys_open+0x16e/0x350 [ 102.873535] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 102.878297] ? do_syscall_64+0x21/0x4e0 [ 102.882258] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 102.887607] __x64_sys_clone+0xba/0x140 [ 102.891568] do_syscall_64+0xd0/0x4e0 [ 102.895368] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 102.900604] RIP: 0033:0x459829 [ 102.903788] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 102.922677] RSP: 002b:00007f01d6614c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 102.930371] RAX: ffffffffffffffda RBX: 00007f01d6614c90 RCX: 0000000000459829 [ 102.937651] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 102.944905] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 102.952245] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d66156d4 [ 102.959510] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 102.969208] CPU: 1 PID: 7686 Comm: syz-executor.5 Not tainted 4.19.94-syzkaller #0 [ 102.976937] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 102.986286] Call Trace: [ 102.986300] dump_stack+0x123/0x177 [ 102.986311] should_fail.cold.4+0x5/0x13 [ 102.986319] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 102.986326] ? lock_downgrade+0x860/0x860 [ 102.986338] __should_failslab+0xba/0xf0 [ 102.986345] should_failslab+0x9/0x14 [ 102.986351] kmem_cache_alloc+0x2bc/0x730 [ 102.986365] ptlock_alloc+0x1d/0x70 [ 102.986374] pte_alloc_one+0x4e/0x130 [ 102.986380] copy_huge_pmd+0x69/0x510 [ 102.986390] copy_page_range+0x597/0x1810 [ 102.986398] ? find_held_lock+0x36/0x1d0 [ 102.996652] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 102.996661] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 102.996668] ? pmd_alloc+0x110/0x110 [ 102.996675] ? __vma_link_rb+0x1fc/0x340 [ 102.996687] copy_process.part.35+0x37b9/0x7330 [ 102.996709] ? __cleanup_sighand+0x40/0x40 [ 102.996716] ? __f_unlock_pos+0xd/0x10 [ 102.996723] ? lock_downgrade+0x860/0x860 [ 103.024382] FAULT_INJECTION: forcing a failure. [ 103.024382] name failslab, interval 1, probability 0, space 0, times 0 [ 103.025358] _do_fork+0x15d/0xba0 [ 103.025366] ? __sb_end_write+0xa4/0xd0 [ 103.090974] ? fork_idle+0x250/0x250 [ 103.094672] ? ksys_write+0x1ce/0x260 [ 103.098454] ? do_sys_open+0x16e/0x350 [ 103.102326] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 103.107066] ? do_syscall_64+0x21/0x4e0 [ 103.111042] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 103.116396] __x64_sys_clone+0xba/0x140 [ 103.120361] do_syscall_64+0xd0/0x4e0 [ 103.124159] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 103.129341] RIP: 0033:0x459829 [ 103.132523] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 103.151414] RSP: 002b:00007f2f2afbac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 103.159105] RAX: ffffffffffffffda RBX: 00007f2f2afbac90 RCX: 0000000000459829 [ 103.166358] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 103.173644] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 103.180895] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f2afbb6d4 [ 103.188173] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 103.195640] CPU: 0 PID: 7697 Comm: syz-executor.1 Not tainted 4.19.94-syzkaller #0 [ 103.203352] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 103.212859] Call Trace: [ 103.215437] dump_stack+0x123/0x177 [ 103.219099] should_fail.cold.4+0x5/0x13 [ 103.223142] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 103.228266] ? lock_downgrade+0x860/0x860 [ 103.232397] __should_failslab+0xba/0xf0 [ 103.236445] should_failslab+0x9/0x14 [ 103.240235] kmem_cache_alloc+0x2bc/0x730 [ 103.244373] ptlock_alloc+0x1d/0x70 [ 103.247978] pte_alloc_one+0x4e/0x130 [ 103.251755] copy_huge_pmd+0x69/0x510 [ 103.255535] copy_page_range+0x597/0x1810 [ 103.259659] ? find_held_lock+0x36/0x1d0 [ 103.263699] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 103.269124] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 103.273943] ? pmd_alloc+0x110/0x110 [ 103.277632] ? __vma_link_rb+0x1fc/0x340 [ 103.281681] copy_process.part.35+0x37b9/0x7330 [ 103.286352] ? __cleanup_sighand+0x40/0x40 [ 103.290561] ? __f_unlock_pos+0xd/0x10 [ 103.294435] ? lock_downgrade+0x860/0x860 [ 103.298643] _do_fork+0x15d/0xba0 [ 103.302080] ? __sb_end_write+0xa4/0xd0 [ 103.306058] ? fork_idle+0x250/0x250 [ 103.309751] ? ksys_write+0x1ce/0x260 [ 103.313532] ? do_sys_open+0x16e/0x350 [ 103.317397] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 103.322215] ? do_syscall_64+0x21/0x4e0 [ 103.326168] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 103.331507] __x64_sys_clone+0xba/0x140 [ 103.335538] do_syscall_64+0xd0/0x4e0 [ 103.339341] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 103.344527] RIP: 0033:0x459829 [ 103.347710] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 103.366605] RSP: 002b:00007f539f038c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 103.374310] RAX: ffffffffffffffda RBX: 00007f539f038c90 RCX: 0000000000459829 [ 103.381789] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 103.389172] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 2020/01/11 10:38:43 executed programs: 216 [ 103.396432] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539f0396d4 [ 103.403703] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 103.471214] FAULT_INJECTION: forcing a failure. [ 103.471214] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 103.477950] FAULT_INJECTION: forcing a failure. [ 103.477950] name failslab, interval 1, probability 0, space 0, times 0 [ 103.499608] FAULT_INJECTION: forcing a failure. [ 103.499608] name failslab, interval 1, probability 0, space 0, times 0 [ 103.500980] FAULT_INJECTION: forcing a failure. [ 103.500980] name failslab, interval 1, probability 0, space 0, times 0 [ 103.524008] FAULT_INJECTION: forcing a failure. [ 103.524008] name failslab, interval 1, probability 0, space 0, times 0 [ 103.535051] CPU: 1 PID: 7709 Comm: syz-executor.2 Not tainted 4.19.94-syzkaller #0 [ 103.542918] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 103.552273] Call Trace: [ 103.554852] dump_stack+0x123/0x177 [ 103.558474] should_fail.cold.4+0x5/0x13 [ 103.562540] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 103.567670] ? lock_downgrade+0x860/0x860 [ 103.571806] __should_failslab+0xba/0xf0 [ 103.575866] should_failslab+0x9/0x14 [ 103.579650] kmem_cache_alloc+0x2bc/0x730 [ 103.583804] ptlock_alloc+0x1d/0x70 [ 103.587442] pte_alloc_one+0x4e/0x130 [ 103.591237] __pte_alloc+0x1d/0x2f0 [ 103.594863] copy_page_range+0xe5e/0x1810 [ 103.599004] ? find_held_lock+0x36/0x1d0 [ 103.603055] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 103.608491] ? pmd_alloc+0x110/0x110 [ 103.612189] ? __vma_link_rb+0x1fc/0x340 [ 103.616239] copy_process.part.35+0x37b9/0x7330 [ 103.620911] ? __cleanup_sighand+0x40/0x40 [ 103.625126] ? __f_unlock_pos+0xd/0x10 [ 103.629006] ? lock_downgrade+0x860/0x860 [ 103.633144] _do_fork+0x15d/0xba0 [ 103.636580] ? __sb_end_write+0xa4/0xd0 [ 103.640549] ? fork_idle+0x250/0x250 [ 103.644244] ? ksys_write+0x1ce/0x260 [ 103.648023] ? do_sys_open+0x16e/0x350 [ 103.651896] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 103.656639] ? do_syscall_64+0x21/0x4e0 [ 103.660599] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 103.665944] __x64_sys_clone+0xba/0x140 [ 103.669915] do_syscall_64+0xd0/0x4e0 [ 103.673697] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 103.678871] RIP: 0033:0x459829 [ 103.682052] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 103.700938] RSP: 002b:00007f72745d5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 103.708629] RAX: ffffffffffffffda RBX: 00007f72745d5c90 RCX: 0000000000459829 [ 103.715883] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 103.723285] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 103.730663] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f72745d66d4 [ 103.737921] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 103.745199] CPU: 0 PID: 7711 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 103.752949] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 103.762294] Call Trace: [ 103.764870] dump_stack+0x123/0x177 [ 103.768485] should_fail.cold.4+0x5/0x13 [ 103.772531] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 103.777621] ? __might_sleep+0x95/0x190 [ 103.781624] __alloc_pages_nodemask+0x1d5/0x710 [ 103.786275] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 103.791371] ? lock_downgrade+0x860/0x860 [ 103.792983] FAULT_INJECTION: forcing a failure. [ 103.792983] name failslab, interval 1, probability 0, space 0, times 0 [ 103.795514] alloc_pages_current+0xd6/0x1b0 [ 103.795525] pte_alloc_one+0x14/0x130 [ 103.795533] __pte_alloc+0x1d/0x2f0 [ 103.818507] copy_page_range+0xe5e/0x1810 [ 103.822638] ? find_held_lock+0x36/0x1d0 [ 103.826702] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 103.832136] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 103.836984] ? pmd_alloc+0x110/0x110 [ 103.840692] ? __vma_link_rb+0x1fc/0x340 [ 103.844750] copy_process.part.35+0x37b9/0x7330 [ 103.849417] ? __cleanup_sighand+0x40/0x40 [ 103.853646] ? __f_unlock_pos+0xd/0x10 [ 103.857606] ? lock_downgrade+0x860/0x860 [ 103.861745] _do_fork+0x15d/0xba0 [ 103.865190] ? __sb_end_write+0xa4/0xd0 [ 103.869155] ? fork_idle+0x250/0x250 [ 103.872861] ? ksys_write+0x1ce/0x260 [ 103.876647] ? do_sys_open+0x16e/0x350 [ 103.880523] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 103.885268] ? do_syscall_64+0x21/0x4e0 [ 103.889228] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 103.894579] __x64_sys_clone+0xba/0x140 [ 103.898564] do_syscall_64+0xd0/0x4e0 [ 103.902356] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 103.907537] RIP: 0033:0x459829 [ 103.910716] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 103.929602] RSP: 002b:00007f9acacddc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 103.937292] RAX: ffffffffffffffda RBX: 00007f9acacddc90 RCX: 0000000000459829 [ 103.944545] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 103.951800] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 103.959053] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacde6d4 [ 103.966310] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 103.973584] CPU: 1 PID: 7716 Comm: syz-executor.1 Not tainted 4.19.94-syzkaller #0 [ 103.981300] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 103.990647] Call Trace: [ 103.993229] dump_stack+0x123/0x177 [ 103.996861] should_fail.cold.4+0x5/0x13 [ 104.000927] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 104.006027] ? lock_downgrade+0x860/0x860 [ 104.010170] __should_failslab+0xba/0xf0 [ 104.014218] should_failslab+0x9/0x14 [ 104.018006] kmem_cache_alloc+0x2bc/0x730 [ 104.022145] ? pmd_alloc+0x110/0x110 [ 104.026194] vm_area_dup+0x1b/0x150 [ 104.029829] copy_process.part.35+0x31db/0x7330 [ 104.034494] ? __cleanup_sighand+0x40/0x40 [ 104.038714] ? __f_unlock_pos+0xd/0x10 [ 104.042622] ? lock_downgrade+0x860/0x860 [ 104.046795] _do_fork+0x15d/0xba0 [ 104.050237] ? __sb_end_write+0xa4/0xd0 [ 104.054197] ? fork_idle+0x250/0x250 [ 104.057899] ? ksys_write+0x1ce/0x260 [ 104.061707] ? do_sys_open+0x16e/0x350 [ 104.065589] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 104.070334] ? do_syscall_64+0x21/0x4e0 [ 104.074290] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 104.079652] __x64_sys_clone+0xba/0x140 [ 104.083619] do_syscall_64+0xd0/0x4e0 [ 104.087410] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 104.092600] RIP: 0033:0x459829 [ 104.095784] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 104.114683] RSP: 002b:00007f539f017c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 104.122492] RAX: ffffffffffffffda RBX: 00007f539f017c90 RCX: 0000000000459829 [ 104.129842] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 104.137110] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 104.144376] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539f0186d4 [ 104.151632] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 104.159173] CPU: 1 PID: 7702 Comm: syz-executor.5 Not tainted 4.19.94-syzkaller #0 [ 104.166876] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 104.176221] Call Trace: [ 104.178810] dump_stack+0x123/0x177 [ 104.182428] should_fail.cold.4+0x5/0x13 [ 104.186475] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 104.191568] ? lock_downgrade+0x860/0x860 [ 104.195702] __should_failslab+0xba/0xf0 [ 104.199749] should_failslab+0x9/0x14 [ 104.203552] kmem_cache_alloc+0x2bc/0x730 [ 104.207690] ptlock_alloc+0x1d/0x70 [ 104.211307] pte_alloc_one+0x4e/0x130 [ 104.215185] copy_huge_pmd+0x69/0x510 [ 104.218976] copy_page_range+0x597/0x1810 [ 104.223128] ? find_held_lock+0x36/0x1d0 [ 104.227194] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 104.232634] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 104.237471] ? pmd_alloc+0x110/0x110 [ 104.241195] ? __vma_link_rb+0x1fc/0x340 [ 104.245239] copy_process.part.35+0x37b9/0x7330 [ 104.249903] ? __cleanup_sighand+0x40/0x40 [ 104.254120] ? __f_unlock_pos+0xd/0x10 [ 104.257994] ? lock_downgrade+0x860/0x860 [ 104.262148] _do_fork+0x15d/0xba0 [ 104.265585] ? __sb_end_write+0xa4/0xd0 [ 104.269540] ? fork_idle+0x250/0x250 [ 104.273233] ? ksys_write+0x1ce/0x260 [ 104.277017] ? do_sys_open+0x16e/0x350 [ 104.280898] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 104.285648] ? do_syscall_64+0x21/0x4e0 [ 104.289608] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 104.294960] __x64_sys_clone+0xba/0x140 [ 104.298937] do_syscall_64+0xd0/0x4e0 [ 104.302736] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 104.307910] RIP: 0033:0x459829 [ 104.311092] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 104.329982] RSP: 002b:00007f2f2afbac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 104.337816] RAX: ffffffffffffffda RBX: 00007f2f2afbac90 RCX: 0000000000459829 [ 104.345080] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 104.352337] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 104.359598] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f2afbb6d4 [ 104.367131] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 104.374464] CPU: 0 PID: 7714 Comm: syz-executor.4 Not tainted 4.19.94-syzkaller #0 [ 104.382176] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 104.391516] Call Trace: [ 104.394090] dump_stack+0x123/0x177 [ 104.397707] should_fail.cold.4+0x5/0x13 [ 104.401753] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 104.406836] ? lock_downgrade+0x860/0x860 [ 104.411059] __should_failslab+0xba/0xf0 [ 104.415101] should_failslab+0x9/0x14 [ 104.418884] kmem_cache_alloc+0x2bc/0x730 [ 104.423018] ptlock_alloc+0x1d/0x70 [ 104.426628] pte_alloc_one+0x4e/0x130 [ 104.430417] __pte_alloc+0x1d/0x2f0 [ 104.434035] copy_page_range+0xe5e/0x1810 [ 104.438165] ? find_held_lock+0x36/0x1d0 [ 104.442222] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 104.447657] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 104.452483] ? pmd_alloc+0x110/0x110 [ 104.456177] ? __vma_link_rb+0x1fc/0x340 [ 104.460238] copy_process.part.35+0x37b9/0x7330 [ 104.464918] ? __cleanup_sighand+0x40/0x40 [ 104.469274] ? __f_unlock_pos+0xd/0x10 [ 104.473299] ? lock_downgrade+0x860/0x860 [ 104.477444] _do_fork+0x15d/0xba0 [ 104.480886] ? __sb_end_write+0xa4/0xd0 [ 104.484842] ? fork_idle+0x250/0x250 [ 104.488550] ? ksys_write+0x1ce/0x260 [ 104.492333] ? do_sys_open+0x16e/0x350 [ 104.496203] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 104.500942] ? do_syscall_64+0x21/0x4e0 [ 104.504904] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 104.510250] __x64_sys_clone+0xba/0x140 [ 104.514207] do_syscall_64+0xd0/0x4e0 [ 104.517995] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 104.523176] RIP: 0033:0x459829 [ 104.526351] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 104.545240] RSP: 002b:00007fca838c7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 104.553065] RAX: ffffffffffffffda RBX: 00007fca838c7c90 RCX: 0000000000459829 [ 104.560760] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 104.568012] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 104.575276] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca838c86d4 [ 104.582532] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 104.589812] CPU: 1 PID: 7712 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 104.597525] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 104.606878] Call Trace: [ 104.609461] dump_stack+0x123/0x177 [ 104.613087] should_fail.cold.4+0x5/0x13 [ 104.617145] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 104.622241] ? lock_downgrade+0x860/0x860 [ 104.626388] __should_failslab+0xba/0xf0 [ 104.630443] should_failslab+0x9/0x14 [ 104.634228] kmem_cache_alloc+0x2bc/0x730 [ 104.638385] ptlock_alloc+0x1d/0x70 [ 104.641994] pte_alloc_one+0x4e/0x130 [ 104.645778] __pte_alloc+0x1d/0x2f0 [ 104.649398] copy_page_range+0xe5e/0x1810 [ 104.653530] ? find_held_lock+0x36/0x1d0 [ 104.657574] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 104.663005] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 104.667842] ? pmd_alloc+0x110/0x110 [ 104.671542] ? __vma_link_rb+0x1fc/0x340 [ 104.675584] copy_process.part.35+0x37b9/0x7330 [ 104.680253] ? __cleanup_sighand+0x40/0x40 [ 104.684470] ? __f_unlock_pos+0xd/0x10 [ 104.688342] ? lock_downgrade+0x860/0x860 [ 104.692489] _do_fork+0x15d/0xba0 [ 104.695932] ? __sb_end_write+0xa4/0xd0 [ 104.699898] ? fork_idle+0x250/0x250 [ 104.703591] ? ksys_write+0x1ce/0x260 [ 104.707376] ? do_sys_open+0x16e/0x350 [ 104.711254] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 104.716168] ? do_syscall_64+0x21/0x4e0 [ 104.720129] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 104.725480] __x64_sys_clone+0xba/0x140 [ 104.729442] do_syscall_64+0xd0/0x4e0 [ 104.733245] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 104.738420] RIP: 0033:0x459829 [ 104.741594] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 104.760481] RSP: 002b:00007f01d6614c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 104.768179] RAX: ffffffffffffffda RBX: 00007f01d6614c90 RCX: 0000000000459829 [ 104.775449] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 104.782700] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 104.789950] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d66156d4 [ 104.797205] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 104.843845] FAULT_INJECTION: forcing a failure. [ 104.843845] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 104.868572] FAULT_INJECTION: forcing a failure. [ 104.868572] name failslab, interval 1, probability 0, space 0, times 0 [ 104.871919] FAULT_INJECTION: forcing a failure. [ 104.871919] name failslab, interval 1, probability 0, space 0, times 0 [ 104.897970] FAULT_INJECTION: forcing a failure. [ 104.897970] name failslab, interval 1, probability 0, space 0, times 0 [ 104.912643] FAULT_INJECTION: forcing a failure. [ 104.912643] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 104.930413] CPU: 1 PID: 7719 Comm: syz-executor.4 Not tainted 4.19.94-syzkaller #0 [ 104.933149] FAULT_INJECTION: forcing a failure. [ 104.933149] name failslab, interval 1, probability 0, space 0, times 0 [ 104.938263] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 104.938266] Call Trace: [ 104.938281] dump_stack+0x123/0x177 [ 104.938293] should_fail.cold.4+0x5/0x13 [ 104.938301] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 104.938309] ? __might_sleep+0x95/0x190 [ 104.938318] __alloc_pages_nodemask+0x1d5/0x710 [ 104.938326] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 104.938335] ? lock_downgrade+0x860/0x860 [ 104.938345] alloc_pages_current+0xd6/0x1b0 [ 104.938355] pte_alloc_one+0x14/0x130 [ 104.938362] __pte_alloc+0x1d/0x2f0 [ 104.938369] copy_page_range+0xe5e/0x1810 [ 104.938375] ? find_held_lock+0x36/0x1d0 [ 104.938388] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 104.938395] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 104.938404] ? pmd_alloc+0x110/0x110 [ 104.938411] ? __vma_link_rb+0x1fc/0x340 [ 104.938421] copy_process.part.35+0x37b9/0x7330 [ 104.938445] ? __cleanup_sighand+0x40/0x40 [ 104.938452] ? __f_unlock_pos+0xd/0x10 [ 104.938459] ? lock_downgrade+0x860/0x860 [ 105.046722] _do_fork+0x15d/0xba0 [ 105.050163] ? __sb_end_write+0xa4/0xd0 [ 105.054118] ? fork_idle+0x250/0x250 [ 105.057814] ? ksys_write+0x1ce/0x260 [ 105.061593] ? do_sys_open+0x16e/0x350 [ 105.065472] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 105.070213] ? do_syscall_64+0x21/0x4e0 [ 105.074183] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 105.079530] __x64_sys_clone+0xba/0x140 [ 105.083486] do_syscall_64+0xd0/0x4e0 [ 105.087270] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 105.092440] RIP: 0033:0x459829 [ 105.095616] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 105.114608] RSP: 002b:00007fca838c7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 105.122313] RAX: ffffffffffffffda RBX: 00007fca838c7c90 RCX: 0000000000459829 [ 105.129581] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 105.136962] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 105.144221] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca838c86d4 [ 105.151476] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 105.158765] CPU: 0 PID: 7731 Comm: syz-executor.5 Not tainted 4.19.94-syzkaller #0 [ 105.166481] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 105.175831] Call Trace: [ 105.178415] dump_stack+0x123/0x177 [ 105.182290] should_fail.cold.4+0x5/0x13 [ 105.186334] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 105.191465] ? lock_downgrade+0x860/0x860 [ 105.195960] __should_failslab+0xba/0xf0 [ 105.200040] should_failslab+0x9/0x14 [ 105.203826] kmem_cache_alloc+0x2bc/0x730 [ 105.207975] ptlock_alloc+0x1d/0x70 [ 105.211596] pte_alloc_one+0x4e/0x130 [ 105.215378] copy_huge_pmd+0x69/0x510 [ 105.219163] copy_page_range+0x597/0x1810 [ 105.223300] ? find_held_lock+0x36/0x1d0 [ 105.227348] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 105.233907] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 105.238732] ? pmd_alloc+0x110/0x110 [ 105.242428] ? __vma_link_rb+0x1fc/0x340 [ 105.246471] copy_process.part.35+0x37b9/0x7330 [ 105.251133] ? __cleanup_sighand+0x40/0x40 [ 105.255348] ? __f_unlock_pos+0xd/0x10 [ 105.259224] ? lock_downgrade+0x860/0x860 [ 105.263369] _do_fork+0x15d/0xba0 [ 105.266858] ? __sb_end_write+0xa4/0xd0 [ 105.270813] ? fork_idle+0x250/0x250 [ 105.274508] ? ksys_write+0x1ce/0x260 [ 105.278289] ? do_sys_open+0x16e/0x350 [ 105.282158] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 105.286993] ? do_syscall_64+0x21/0x4e0 [ 105.291087] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 105.296443] __x64_sys_clone+0xba/0x140 [ 105.300402] do_syscall_64+0xd0/0x4e0 [ 105.304185] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 105.309356] RIP: 0033:0x459829 [ 105.312536] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 105.331431] RSP: 002b:00007f2f2afbac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 105.339475] RAX: ffffffffffffffda RBX: 00007f2f2afbac90 RCX: 0000000000459829 [ 105.346727] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 105.353981] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 105.361232] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f2afbb6d4 [ 105.368493] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 105.375768] CPU: 1 PID: 7729 Comm: syz-executor.1 Not tainted 4.19.94-syzkaller #0 [ 105.383484] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 105.392826] Call Trace: [ 105.395405] dump_stack+0x123/0x177 [ 105.399023] should_fail.cold.4+0x5/0x13 [ 105.403068] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 105.408151] ? lock_downgrade+0x860/0x860 [ 105.412286] __should_failslab+0xba/0xf0 [ 105.416333] should_failslab+0x9/0x14 [ 105.420117] kmem_cache_alloc+0x2bc/0x730 [ 105.424252] ptlock_alloc+0x1d/0x70 [ 105.427868] pte_alloc_one+0x4e/0x130 [ 105.431649] __pte_alloc+0x1d/0x2f0 [ 105.435259] copy_page_range+0xe5e/0x1810 [ 105.439405] ? find_held_lock+0x36/0x1d0 [ 105.443550] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 105.448982] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 105.453808] ? pmd_alloc+0x110/0x110 [ 105.457529] ? __vma_link_rb+0x1fc/0x340 [ 105.461576] copy_process.part.35+0x37b9/0x7330 [ 105.466240] ? __cleanup_sighand+0x40/0x40 [ 105.470456] ? __f_unlock_pos+0xd/0x10 [ 105.474497] ? lock_downgrade+0x860/0x860 [ 105.478640] _do_fork+0x15d/0xba0 [ 105.482082] ? __sb_end_write+0xa4/0xd0 [ 105.486042] ? fork_idle+0x250/0x250 [ 105.489741] ? ksys_write+0x1ce/0x260 [ 105.493519] ? do_sys_open+0x16e/0x350 [ 105.497402] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 105.502153] ? do_syscall_64+0x21/0x4e0 [ 105.506113] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 105.511461] __x64_sys_clone+0xba/0x140 [ 105.515424] do_syscall_64+0xd0/0x4e0 [ 105.519238] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 105.524413] RIP: 0033:0x459829 [ 105.527608] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 105.546722] RSP: 002b:00007f539f038c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 105.554417] RAX: ffffffffffffffda RBX: 00007f539f038c90 RCX: 0000000000459829 [ 105.561671] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 105.568924] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 105.576190] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539f0396d4 [ 105.583454] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 105.590724] CPU: 0 PID: 7727 Comm: syz-executor.2 Not tainted 4.19.94-syzkaller #0 [ 105.598527] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 105.608237] Call Trace: [ 105.610814] dump_stack+0x123/0x177 [ 105.614431] should_fail.cold.4+0x5/0x13 [ 105.618478] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 105.623560] ? lock_downgrade+0x860/0x860 [ 105.627704] __should_failslab+0xba/0xf0 [ 105.631769] should_failslab+0x9/0x14 [ 105.635549] kmem_cache_alloc+0x2bc/0x730 [ 105.639685] ptlock_alloc+0x1d/0x70 [ 105.643298] pte_alloc_one+0x4e/0x130 [ 105.647183] __pte_alloc+0x1d/0x2f0 [ 105.650814] copy_page_range+0xe5e/0x1810 [ 105.654964] ? find_held_lock+0x36/0x1d0 [ 105.659034] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 105.664485] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 105.669329] ? pmd_alloc+0x110/0x110 [ 105.673034] ? __vma_link_rb+0x1fc/0x340 [ 105.677081] copy_process.part.35+0x37b9/0x7330 [ 105.681748] ? __cleanup_sighand+0x40/0x40 [ 105.685974] ? __f_unlock_pos+0xd/0x10 [ 105.689846] ? lock_downgrade+0x860/0x860 [ 105.693985] _do_fork+0x15d/0xba0 [ 105.697430] ? __sb_end_write+0xa4/0xd0 [ 105.701386] ? fork_idle+0x250/0x250 [ 105.705101] ? ksys_write+0x1ce/0x260 [ 105.708880] ? do_sys_open+0x16e/0x350 [ 105.712752] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 105.717491] ? do_syscall_64+0x21/0x4e0 [ 105.721447] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 105.726794] __x64_sys_clone+0xba/0x140 [ 105.730758] do_syscall_64+0xd0/0x4e0 [ 105.734549] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 105.739766] RIP: 0033:0x459829 [ 105.742947] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 105.761932] RSP: 002b:00007f72745d5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 105.769619] RAX: ffffffffffffffda RBX: 00007f72745d5c90 RCX: 0000000000459829 [ 105.776871] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 105.784125] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 105.791386] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f72745d66d4 [ 105.798646] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 105.805910] CPU: 1 PID: 7732 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 105.813621] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 105.822965] Call Trace: [ 105.825539] dump_stack+0x123/0x177 [ 105.829154] should_fail.cold.4+0x5/0x13 [ 105.833199] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 105.838285] ? lock_downgrade+0x860/0x860 [ 105.842418] __should_failslab+0xba/0xf0 [ 105.846485] should_failslab+0x9/0x14 [ 105.850272] kmem_cache_alloc+0x2bc/0x730 [ 105.854410] ? anon_vma_clone+0x28e/0x3f0 [ 105.858671] ? anon_vma_fork+0xd3/0x450 [ 105.862660] anon_vma_fork+0x1be/0x450 [ 105.866548] copy_process.part.35+0x3a76/0x7330 [ 105.871219] ? __cleanup_sighand+0x40/0x40 [ 105.875438] ? __f_unlock_pos+0xd/0x10 [ 105.879312] ? lock_downgrade+0x860/0x860 [ 105.883453] _do_fork+0x15d/0xba0 [ 105.886897] ? __sb_end_write+0xa4/0xd0 [ 105.890859] ? fork_idle+0x250/0x250 [ 105.894574] ? ksys_write+0x1ce/0x260 [ 105.898369] ? do_sys_open+0x16e/0x350 [ 105.902251] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 105.906989] ? do_syscall_64+0x21/0x4e0 [ 105.910951] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 105.916319] __x64_sys_clone+0xba/0x140 [ 105.920276] do_syscall_64+0xd0/0x4e0 [ 105.924080] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 105.929249] RIP: 0033:0x459829 [ 105.932425] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 105.951336] RSP: 002b:00007f9acacddc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 105.959030] RAX: ffffffffffffffda RBX: 00007f9acacddc90 RCX: 0000000000459829 [ 105.966296] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 105.973565] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 105.980821] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacde6d4 [ 105.988072] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 105.995345] CPU: 0 PID: 7734 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 106.003512] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 106.012868] Call Trace: [ 106.015463] dump_stack+0x123/0x177 [ 106.019078] should_fail.cold.4+0x5/0x13 [ 106.023174] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 106.028259] ? __might_sleep+0x95/0x190 [ 106.032214] __alloc_pages_nodemask+0x1d5/0x710 [ 106.036874] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 106.041883] ? lock_downgrade+0x860/0x860 [ 106.046016] alloc_pages_current+0xd6/0x1b0 [ 106.050317] pte_alloc_one+0x14/0x130 [ 106.054094] __pte_alloc+0x1d/0x2f0 [ 106.057698] copy_page_range+0xe5e/0x1810 [ 106.061841] ? find_held_lock+0x36/0x1d0 [ 106.065881] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 106.071312] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 106.076135] ? pmd_alloc+0x110/0x110 [ 106.079827] ? __vma_link_rb+0x1fc/0x340 [ 106.083878] copy_process.part.35+0x37b9/0x7330 [ 106.088534] ? __cleanup_sighand+0x40/0x40 [ 106.092754] ? __f_unlock_pos+0xd/0x10 [ 106.096620] ? lock_downgrade+0x860/0x860 [ 106.100749] _do_fork+0x15d/0xba0 [ 106.104188] ? __sb_end_write+0xa4/0xd0 [ 106.108151] ? fork_idle+0x250/0x250 [ 106.111839] ? ksys_write+0x1ce/0x260 [ 106.115677] ? do_sys_open+0x16e/0x350 [ 106.119551] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 106.124297] ? do_syscall_64+0x21/0x4e0 [ 106.128255] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 106.133649] __x64_sys_clone+0xba/0x140 [ 106.137602] do_syscall_64+0xd0/0x4e0 [ 106.141434] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 106.146600] RIP: 0033:0x459829 [ 106.150035] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 106.169070] RSP: 002b:00007f01d6614c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 106.176765] RAX: ffffffffffffffda RBX: 00007f01d6614c90 RCX: 0000000000459829 [ 106.184029] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 106.192280] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 106.199533] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d66156d4 [ 106.206783] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 106.262039] FAULT_INJECTION: forcing a failure. [ 106.262039] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 106.274124] CPU: 1 PID: 7738 Comm: syz-executor.1 Not tainted 4.19.94-syzkaller #0 [ 106.274128] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 106.274131] Call Trace: [ 106.274143] dump_stack+0x123/0x177 [ 106.274155] should_fail.cold.4+0x5/0x13 [ 106.293911] ? mark_held_locks+0x130/0x130 [ 106.293922] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 106.293932] ? get_mem_cgroup_from_mm+0x19f/0x550 [ 106.293941] __alloc_pages_nodemask+0x1d5/0x710 [ 106.293949] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 106.310931] FAULT_INJECTION: forcing a failure. [ 106.310931] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 106.311049] cache_grow_begin+0x91/0x8d0 [ 106.341336] ? kmem_cache_alloc+0x9c/0x730 [ 106.345567] kmem_cache_alloc+0x663/0x730 [ 106.349703] ? anon_vma_clone+0x28e/0x3f0 [ 106.353844] anon_vma_fork+0x1be/0x450 [ 106.357713] copy_process.part.35+0x3a76/0x7330 [ 106.362377] ? __cleanup_sighand+0x40/0x40 [ 106.366590] ? __f_unlock_pos+0xd/0x10 [ 106.370455] ? lock_downgrade+0x860/0x860 [ 106.374594] _do_fork+0x15d/0xba0 [ 106.378027] ? __sb_end_write+0xa4/0xd0 [ 106.381982] ? fork_idle+0x250/0x250 [ 106.385695] ? ksys_write+0x1ce/0x260 [ 106.389475] ? do_sys_open+0x16e/0x350 [ 106.393345] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 106.398080] ? do_syscall_64+0x21/0x4e0 [ 106.402038] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 106.407383] __x64_sys_clone+0xba/0x140 [ 106.411338] do_syscall_64+0xd0/0x4e0 [ 106.415120] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 106.420287] RIP: 0033:0x459829 [ 106.423460] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 106.442341] RSP: 002b:00007f539f038c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 106.450029] RAX: ffffffffffffffda RBX: 00007f539f038c90 RCX: 0000000000459829 [ 106.457297] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 106.464547] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 106.472246] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539f0396d4 [ 106.479509] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 106.486776] CPU: 0 PID: 7749 Comm: syz-executor.5 Not tainted 4.19.94-syzkaller #0 [ 106.494486] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 106.501106] FAULT_INJECTION: forcing a failure. [ 106.501106] name failslab, interval 1, probability 0, space 0, times 0 [ 106.503838] Call Trace: [ 106.503851] dump_stack+0x123/0x177 [ 106.503864] should_fail.cold.4+0x5/0x13 [ 106.503871] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 106.503880] ? get_mem_cgroup_from_mm+0x19f/0x550 [ 106.535186] __alloc_pages_nodemask+0x1d5/0x710 [ 106.539839] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 106.544842] cache_grow_begin+0x91/0x8d0 [ 106.548883] ? kmem_cache_alloc+0x9c/0x730 [ 106.553104] kmem_cache_alloc+0x663/0x730 [ 106.557252] ? pmd_alloc+0x110/0x110 [ 106.560955] vm_area_dup+0x1b/0x150 [ 106.564576] copy_process.part.35+0x31db/0x7330 [ 106.569254] ? __cleanup_sighand+0x40/0x40 [ 106.573470] ? __f_unlock_pos+0xd/0x10 [ 106.577343] ? lock_downgrade+0x860/0x860 [ 106.581502] _do_fork+0x15d/0xba0 [ 106.584937] ? __sb_end_write+0xa4/0xd0 [ 106.589413] ? fork_idle+0x250/0x250 [ 106.593110] ? ksys_write+0x1ce/0x260 [ 106.596902] ? do_sys_open+0x16e/0x350 [ 106.600779] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 106.605648] ? do_syscall_64+0x21/0x4e0 [ 106.609758] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 106.616601] __x64_sys_clone+0xba/0x140 [ 106.620569] do_syscall_64+0xd0/0x4e0 [ 106.624361] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 106.629548] RIP: 0033:0x459829 [ 106.632731] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 106.651723] RSP: 002b:00007f2f2af99c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 106.659420] RAX: ffffffffffffffda RBX: 00007f2f2af99c90 RCX: 0000000000459829 [ 106.666692] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 106.673943] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 106.681219] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f2af9a6d4 [ 106.688478] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 106.695749] CPU: 1 PID: 7752 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 106.697906] FAULT_INJECTION: forcing a failure. [ 106.697906] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 106.703630] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 106.703641] Call Trace: [ 106.725096] dump_stack+0x123/0x177 [ 106.731278] should_fail.cold.4+0x5/0x13 [ 106.731287] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 106.731295] ? lock_downgrade+0x860/0x860 [ 106.731306] __should_failslab+0xba/0xf0 [ 106.748640] should_failslab+0x9/0x14 [ 106.752446] kmem_cache_alloc+0x2bc/0x730 [ 106.756600] ptlock_alloc+0x1d/0x70 [ 106.760250] pte_alloc_one+0x4e/0x130 [ 106.764049] copy_huge_pmd+0x69/0x510 [ 106.766508] FAULT_INJECTION: forcing a failure. [ 106.766508] name failslab, interval 1, probability 0, space 0, times 0 [ 106.767948] copy_page_range+0x597/0x1810 [ 106.767958] ? find_held_lock+0x36/0x1d0 [ 106.787330] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 106.789960] FAULT_INJECTION: forcing a failure. [ 106.789960] name failslab, interval 1, probability 0, space 0, times 0 [ 106.792773] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 106.792782] ? pmd_alloc+0x110/0x110 [ 106.792790] ? __vma_link_rb+0x1fc/0x340 [ 106.816621] copy_process.part.35+0x37b9/0x7330 [ 106.821295] ? __cleanup_sighand+0x40/0x40 [ 106.825526] ? __f_unlock_pos+0xd/0x10 [ 106.829418] ? lock_downgrade+0x860/0x860 [ 106.833570] _do_fork+0x15d/0xba0 [ 106.837091] ? __sb_end_write+0xa4/0xd0 [ 106.841044] ? fork_idle+0x250/0x250 [ 106.844735] ? ksys_write+0x1ce/0x260 [ 106.848512] ? do_sys_open+0x16e/0x350 [ 106.852383] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 106.857114] ? do_syscall_64+0x21/0x4e0 [ 106.861079] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 106.866431] __x64_sys_clone+0xba/0x140 [ 106.870383] do_syscall_64+0xd0/0x4e0 [ 106.874165] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 106.879344] RIP: 0033:0x459829 [ 106.882514] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 106.901416] RSP: 002b:00007f9acacddc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 106.909105] RAX: ffffffffffffffda RBX: 00007f9acacddc90 RCX: 0000000000459829 [ 106.916366] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 106.923616] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 106.930877] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacde6d4 [ 106.938183] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 106.946502] CPU: 1 PID: 7757 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 106.954211] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 106.963564] Call Trace: [ 106.966140] dump_stack+0x123/0x177 [ 106.969758] should_fail.cold.4+0x5/0x13 [ 106.973802] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 106.978885] ? lock_downgrade+0x860/0x860 [ 106.983018] __should_failslab+0xba/0xf0 [ 106.987066] should_failslab+0x9/0x14 [ 106.990862] kmem_cache_alloc+0x2bc/0x730 [ 106.994996] ? pmd_alloc+0x110/0x110 [ 106.998696] vm_area_dup+0x1b/0x150 [ 107.002339] copy_process.part.35+0x31db/0x7330 [ 107.007018] ? __cleanup_sighand+0x40/0x40 [ 107.011238] ? __f_unlock_pos+0xd/0x10 [ 107.015110] ? lock_downgrade+0x860/0x860 [ 107.019261] _do_fork+0x15d/0xba0 [ 107.022698] ? __sb_end_write+0xa4/0xd0 [ 107.026673] ? fork_idle+0x250/0x250 [ 107.030377] ? ksys_write+0x1ce/0x260 [ 107.034173] ? do_sys_open+0x16e/0x350 [ 107.038055] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 107.042795] ? do_syscall_64+0x21/0x4e0 [ 107.046755] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 107.052120] __x64_sys_clone+0xba/0x140 [ 107.056079] do_syscall_64+0xd0/0x4e0 [ 107.059861] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 107.065047] RIP: 0033:0x459829 [ 107.068232] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 107.087141] RSP: 002b:00007f01d65d2c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 107.094843] RAX: ffffffffffffffda RBX: 00007f01d65d2c90 RCX: 0000000000459829 [ 107.102117] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 107.109381] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 107.116651] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d65d36d4 [ 107.123906] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 107.131191] CPU: 0 PID: 7740 Comm: syz-executor.4 Not tainted 4.19.94-syzkaller #0 [ 107.138910] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 107.148709] Call Trace: [ 107.151294] dump_stack+0x123/0x177 [ 107.154927] should_fail.cold.4+0x5/0x13 [ 107.158992] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 107.164102] ? __might_sleep+0x95/0x190 [ 107.166170] FAULT_INJECTION: forcing a failure. [ 107.166170] name failslab, interval 1, probability 0, space 0, times 0 [ 107.168072] __alloc_pages_nodemask+0x1d5/0x710 [ 107.168082] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 107.168095] ? lock_downgrade+0x860/0x860 [ 107.193056] alloc_pages_current+0xd6/0x1b0 [ 107.197377] pte_alloc_one+0x14/0x130 [ 107.201170] __pte_alloc+0x1d/0x2f0 [ 107.204786] copy_page_range+0xe5e/0x1810 [ 107.208918] ? find_held_lock+0x36/0x1d0 [ 107.212964] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 107.218408] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 107.223234] ? pmd_alloc+0x110/0x110 [ 107.226932] ? __vma_link_rb+0x1fc/0x340 [ 107.230977] copy_process.part.35+0x37b9/0x7330 [ 107.235642] ? __cleanup_sighand+0x40/0x40 [ 107.239871] ? __f_unlock_pos+0xd/0x10 [ 107.243783] ? lock_downgrade+0x860/0x860 [ 107.247936] _do_fork+0x15d/0xba0 [ 107.251381] ? __sb_end_write+0xa4/0xd0 [ 107.255501] ? fork_idle+0x250/0x250 [ 107.259209] ? ksys_write+0x1ce/0x260 [ 107.263255] ? do_sys_open+0x16e/0x350 [ 107.267135] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 107.272002] ? do_syscall_64+0x21/0x4e0 [ 107.275968] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 107.281359] __x64_sys_clone+0xba/0x140 [ 107.285324] do_syscall_64+0xd0/0x4e0 [ 107.289113] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 107.294295] RIP: 0033:0x459829 [ 107.297469] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 107.316369] RSP: 002b:00007fca838c7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 107.324152] RAX: ffffffffffffffda RBX: 00007fca838c7c90 RCX: 0000000000459829 [ 107.331416] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 107.339198] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 107.346452] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca838c86d4 [ 107.353712] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 107.360986] CPU: 1 PID: 7761 Comm: syz-executor.5 Not tainted 4.19.94-syzkaller #0 [ 107.368697] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 107.368700] Call Trace: [ 107.368713] dump_stack+0x123/0x177 [ 107.368724] should_fail.cold.4+0x5/0x13 [ 107.368731] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 107.368737] ? lock_downgrade+0x860/0x860 [ 107.368748] __should_failslab+0xba/0xf0 [ 107.393535] should_failslab+0x9/0x14 [ 107.405515] kmem_cache_alloc+0x2bc/0x730 [ 107.409666] ptlock_alloc+0x1d/0x70 [ 107.413275] pte_alloc_one+0x4e/0x130 [ 107.417071] copy_huge_pmd+0x69/0x510 [ 107.420857] copy_page_range+0x597/0x1810 [ 107.425072] ? find_held_lock+0x36/0x1d0 [ 107.429125] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 107.434564] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 107.439391] ? pmd_alloc+0x110/0x110 [ 107.443087] ? __vma_link_rb+0x1fc/0x340 [ 107.447149] copy_process.part.35+0x37b9/0x7330 [ 107.453549] ? __cleanup_sighand+0x40/0x40 [ 107.457763] ? __f_unlock_pos+0xd/0x10 [ 107.461649] ? lock_downgrade+0x860/0x860 [ 107.465788] _do_fork+0x15d/0xba0 [ 107.469221] ? __sb_end_write+0xa4/0xd0 [ 107.473178] ? fork_idle+0x250/0x250 [ 107.476896] ? ksys_write+0x1ce/0x260 [ 107.480675] ? do_sys_open+0x16e/0x350 [ 107.484546] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 107.489291] ? do_syscall_64+0x21/0x4e0 [ 107.493274] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 107.498623] __x64_sys_clone+0xba/0x140 [ 107.502585] do_syscall_64+0xd0/0x4e0 [ 107.506374] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 107.511551] RIP: 0033:0x459829 [ 107.514729] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 107.533616] RSP: 002b:00007f2f2afbac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 107.541331] RAX: ffffffffffffffda RBX: 00007f2f2afbac90 RCX: 0000000000459829 [ 107.548586] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 107.555846] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 107.563904] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f2afbb6d4 [ 107.571161] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 107.578432] CPU: 0 PID: 7756 Comm: syz-executor.2 Not tainted 4.19.94-syzkaller #0 [ 107.586148] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 107.595500] Call Trace: [ 107.598079] dump_stack+0x123/0x177 [ 107.601757] should_fail.cold.4+0x5/0x13 [ 107.605822] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 107.610909] ? lock_downgrade+0x860/0x860 [ 107.615039] __should_failslab+0xba/0xf0 [ 107.619083] should_failslab+0x9/0x14 [ 107.622860] kmem_cache_alloc+0x2bc/0x730 [ 107.626999] ? pmd_alloc+0x110/0x110 [ 107.630707] vm_area_dup+0x1b/0x150 [ 107.634318] copy_process.part.35+0x31db/0x7330 [ 107.638984] ? __cleanup_sighand+0x40/0x40 [ 107.643198] ? __f_unlock_pos+0xd/0x10 [ 107.647062] ? lock_downgrade+0x860/0x860 [ 107.651204] _do_fork+0x15d/0xba0 [ 107.654634] ? __sb_end_write+0xa4/0xd0 [ 107.658595] ? fork_idle+0x250/0x250 [ 107.662283] ? ksys_write+0x1ce/0x260 [ 107.666070] ? do_sys_open+0x16e/0x350 [ 107.671606] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 107.676353] ? do_syscall_64+0x21/0x4e0 [ 107.680306] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 107.685647] __x64_sys_clone+0xba/0x140 [ 107.689604] do_syscall_64+0xd0/0x4e0 [ 107.693399] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 107.698564] RIP: 0033:0x459829 [ 107.701733] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 107.720613] RSP: 002b:00007f72745b4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 107.728297] RAX: ffffffffffffffda RBX: 00007f72745b4c90 RCX: 0000000000459829 [ 107.735554] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 107.742809] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 107.750056] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f72745b56d4 [ 107.757300] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 107.798797] FAULT_INJECTION: forcing a failure. [ 107.798797] name failslab, interval 1, probability 0, space 0, times 0 [ 107.816753] FAULT_INJECTION: forcing a failure. [ 107.816753] name failslab, interval 1, probability 0, space 0, times 0 [ 107.830637] CPU: 0 PID: 7767 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 107.838371] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 107.838375] Call Trace: [ 107.838388] dump_stack+0x123/0x177 [ 107.838401] should_fail.cold.4+0x5/0x13 [ 107.838410] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 107.838417] ? lock_downgrade+0x860/0x860 [ 107.838428] __should_failslab+0xba/0xf0 [ 107.838436] should_failslab+0x9/0x14 [ 107.838443] kmem_cache_alloc+0x2bc/0x730 [ 107.838456] ptlock_alloc+0x1d/0x70 [ 107.838464] pte_alloc_one+0x4e/0x130 [ 107.838470] __pte_alloc+0x1d/0x2f0 [ 107.838477] copy_page_range+0xe5e/0x1810 [ 107.838486] ? find_held_lock+0x36/0x1d0 [ 107.851896] FAULT_INJECTION: forcing a failure. [ 107.851896] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 107.854380] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 107.854389] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 107.854398] ? pmd_alloc+0x110/0x110 [ 107.854406] ? __vma_link_rb+0x1fc/0x340 [ 107.854415] copy_process.part.35+0x37b9/0x7330 [ 107.854436] ? __cleanup_sighand+0x40/0x40 [ 107.871748] ? __f_unlock_pos+0xd/0x10 [ 107.871756] ? lock_downgrade+0x860/0x860 [ 107.871778] _do_fork+0x15d/0xba0 [ 107.871784] ? __sb_end_write+0xa4/0xd0 [ 107.871791] ? fork_idle+0x250/0x250 [ 107.871797] ? ksys_write+0x1ce/0x260 [ 107.879716] ? do_sys_open+0x16e/0x350 [ 107.879725] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 107.879732] ? do_syscall_64+0x21/0x4e0 [ 107.879740] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 107.879748] __x64_sys_clone+0xba/0x140 [ 107.879755] do_syscall_64+0xd0/0x4e0 [ 107.890765] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 107.910806] RIP: 0033:0x459829 [ 107.910812] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 107.910815] RSP: 002b:00007f9acacddc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 107.910821] RAX: ffffffffffffffda RBX: 00007f9acacddc90 RCX: 0000000000459829 [ 107.910824] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 107.910827] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 107.910831] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacde6d4 [ 107.910834] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 107.912716] CPU: 0 PID: 7768 Comm: syz-executor.2 Not tainted 4.19.94-syzkaller #0 [ 107.949673] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 107.949677] Call Trace: [ 107.949689] dump_stack+0x123/0x177 [ 107.949701] should_fail.cold.4+0x5/0x13 [ 107.949710] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 107.949718] ? lock_downgrade+0x860/0x860 [ 107.949729] __should_failslab+0xba/0xf0 [ 107.957386] should_failslab+0x9/0x14 [ 107.957393] kmem_cache_alloc+0x2bc/0x730 [ 107.957406] ptlock_alloc+0x1d/0x70 [ 107.957415] pte_alloc_one+0x4e/0x130 [ 107.957422] copy_huge_pmd+0x69/0x510 [ 107.957431] copy_page_range+0x597/0x1810 [ 108.122023] ? find_held_lock+0x36/0x1d0 [ 108.126085] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 108.131521] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 108.136374] ? pmd_alloc+0x110/0x110 [ 108.140086] ? __vma_link_rb+0x1fc/0x340 [ 108.144150] copy_process.part.35+0x37b9/0x7330 [ 108.148857] ? __cleanup_sighand+0x40/0x40 [ 108.153081] ? __f_unlock_pos+0xd/0x10 [ 108.156959] ? lock_downgrade+0x860/0x860 [ 108.161102] _do_fork+0x15d/0xba0 [ 108.164538] ? __sb_end_write+0xa4/0xd0 [ 108.168497] ? fork_idle+0x250/0x250 [ 108.172214] ? ksys_write+0x1ce/0x260 [ 108.175999] ? do_sys_open+0x16e/0x350 [ 108.179881] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 108.184617] ? do_syscall_64+0x21/0x4e0 [ 108.188578] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 108.193922] __x64_sys_clone+0xba/0x140 [ 108.197882] do_syscall_64+0xd0/0x4e0 [ 108.201663] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 108.206836] RIP: 0033:0x459829 [ 108.210029] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 108.228913] RSP: 002b:00007f72745d5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 108.236601] RAX: ffffffffffffffda RBX: 00007f72745d5c90 RCX: 0000000000459829 [ 108.243852] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 108.251107] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 108.258368] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f72745d66d4 [ 108.265727] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 108.273069] CPU: 1 PID: 7774 Comm: syz-executor.4 Not tainted 4.19.94-syzkaller #0 [ 108.280787] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 108.285439] FAULT_INJECTION: forcing a failure. [ 108.285439] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 108.290133] Call Trace: [ 108.290145] dump_stack+0x123/0x177 [ 108.290156] should_fail.cold.4+0x5/0x13 [ 108.290164] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 108.290173] ? __might_sleep+0x95/0x190 [ 108.290182] __alloc_pages_nodemask+0x1d5/0x710 [ 108.290189] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 108.290198] ? lock_downgrade+0x860/0x860 [ 108.290208] alloc_pages_current+0xd6/0x1b0 [ 108.290218] pte_alloc_one+0x14/0x130 [ 108.290226] __pte_alloc+0x1d/0x2f0 [ 108.320300] FAULT_INJECTION: forcing a failure. [ 108.320300] name failslab, interval 1, probability 0, space 0, times 0 [ 108.321398] copy_page_range+0xe5e/0x1810 [ 108.328345] FAULT_INJECTION: forcing a failure. [ 108.328345] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 108.331178] ? find_held_lock+0x36/0x1d0 [ 108.331192] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 108.331201] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 108.388458] ? pmd_alloc+0x110/0x110 [ 108.392164] ? __vma_link_rb+0x1fc/0x340 [ 108.396210] copy_process.part.35+0x37b9/0x7330 [ 108.400888] ? __cleanup_sighand+0x40/0x40 [ 108.405193] ? __f_unlock_pos+0xd/0x10 [ 108.409071] ? lock_downgrade+0x860/0x860 [ 108.413210] _do_fork+0x15d/0xba0 [ 108.416653] ? __sb_end_write+0xa4/0xd0 [ 108.420611] ? fork_idle+0x250/0x250 [ 108.424361] ? ksys_write+0x1ce/0x260 [ 108.428144] ? do_sys_open+0x16e/0x350 [ 108.432277] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 108.437026] ? do_syscall_64+0x21/0x4e0 [ 108.441116] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 108.446478] __x64_sys_clone+0xba/0x140 [ 108.450447] do_syscall_64+0xd0/0x4e0 [ 108.454250] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 108.459429] RIP: 0033:0x459829 [ 108.462612] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 108.481506] RSP: 002b:00007fca838c7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 108.489210] RAX: ffffffffffffffda RBX: 00007fca838c7c90 RCX: 0000000000459829 [ 108.496614] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 108.503882] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 108.511152] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca838c86d4 [ 108.518416] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 108.525822] CPU: 0 PID: 7781 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 108.533534] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 108.542887] Call Trace: [ 108.545494] dump_stack+0x123/0x177 [ 108.549127] should_fail.cold.4+0x5/0x13 [ 108.553195] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 108.558299] ? find_held_lock+0x36/0x1d0 [ 108.562363] __should_failslab+0xba/0xf0 [ 108.566411] should_failslab+0x9/0x14 [ 108.570200] kmem_cache_alloc+0x47/0x730 [ 108.574247] ? __lock_is_held+0xb5/0x140 [ 108.578298] anon_vma_clone+0xc3/0x3f0 [ 108.582172] ? kmem_cache_alloc+0x338/0x730 [ 108.586491] anon_vma_fork+0x80/0x450 [ 108.590274] ? memcpy+0x45/0x50 [ 108.593543] copy_process.part.35+0x3a76/0x7330 [ 108.598210] ? __cleanup_sighand+0x40/0x40 [ 108.602426] ? __f_unlock_pos+0xd/0x10 [ 108.606297] ? lock_downgrade+0x860/0x860 [ 108.610449] _do_fork+0x15d/0xba0 [ 108.613889] ? __sb_end_write+0xa4/0xd0 [ 108.617862] ? fork_idle+0x250/0x250 [ 108.621569] ? ksys_write+0x1ce/0x260 [ 108.625535] ? do_sys_open+0x16e/0x350 [ 108.629500] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 108.634256] ? do_syscall_64+0x21/0x4e0 [ 108.638215] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 108.643564] __x64_sys_clone+0xba/0x140 [ 108.647541] do_syscall_64+0xd0/0x4e0 [ 108.651326] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 108.656511] RIP: 0033:0x459829 [ 108.659689] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 108.679444] RSP: 002b:00007f01d65f3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 108.687138] RAX: ffffffffffffffda RBX: 00007f01d65f3c90 RCX: 0000000000459829 [ 108.694496] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 108.701758] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 108.709015] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d65f46d4 [ 108.716283] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000003 [ 108.723562] CPU: 1 PID: 7780 Comm: syz-executor.5 Not tainted 4.19.94-syzkaller #0 [ 108.731281] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 108.740653] Call Trace: [ 108.743321] dump_stack+0x123/0x177 [ 108.746942] should_fail.cold.4+0x5/0x13 [ 108.751006] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 108.756232] ? __might_sleep+0x95/0x190 [ 108.760197] __alloc_pages_nodemask+0x1d5/0x710 [ 108.764886] ? kasan_kmalloc+0xc7/0xe0 [ 108.768774] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 108.773784] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 108.779142] alloc_pages_current+0xd6/0x1b0 [ 108.783452] pte_alloc_one+0x14/0x130 [ 108.787251] copy_huge_pmd+0x69/0x510 [ 108.791120] copy_page_range+0x597/0x1810 [ 108.795249] ? find_held_lock+0x36/0x1d0 [ 108.799297] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 108.804731] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 108.809554] ? pmd_alloc+0x110/0x110 [ 108.813250] ? __vma_link_rb+0x1fc/0x340 [ 108.817297] copy_process.part.35+0x37b9/0x7330 [ 108.821958] ? __cleanup_sighand+0x40/0x40 [ 108.826180] ? __f_unlock_pos+0xd/0x10 [ 108.830048] ? lock_downgrade+0x860/0x860 [ 108.834186] _do_fork+0x15d/0xba0 [ 108.837624] ? __sb_end_write+0xa4/0xd0 [ 108.841579] ? fork_idle+0x250/0x250 [ 108.845283] ? ksys_write+0x1ce/0x260 [ 108.849205] ? do_sys_open+0x16e/0x350 [ 108.853081] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 108.857842] ? do_syscall_64+0x21/0x4e0 [ 108.861801] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 108.867152] __x64_sys_clone+0xba/0x140 [ 108.871117] do_syscall_64+0xd0/0x4e0 [ 108.874902] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 108.880073] RIP: 0033:0x459829 [ 108.883279] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 2020/01/11 10:38:48 executed programs: 238 [ 108.902177] RSP: 002b:00007f2f2afbac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 108.909870] RAX: ffffffffffffffda RBX: 00007f2f2afbac90 RCX: 0000000000459829 [ 108.917148] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 108.924404] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 108.931659] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f2afbb6d4 [ 108.938933] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 108.946198] CPU: 0 PID: 7782 Comm: syz-executor.1 Not tainted 4.19.94-syzkaller #0 [ 108.953912] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 108.963261] Call Trace: [ 108.965938] dump_stack+0x123/0x177 [ 108.969589] should_fail.cold.4+0x5/0x13 [ 108.973641] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 108.978726] ? __might_sleep+0x95/0x190 [ 108.982856] __alloc_pages_nodemask+0x1d5/0x710 [ 108.987504] ? kasan_kmalloc+0xc7/0xe0 [ 108.991503] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 108.996501] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 109.001855] alloc_pages_current+0xd6/0x1b0 [ 109.006206] pte_alloc_one+0x14/0x130 [ 109.009992] copy_huge_pmd+0x69/0x510 [ 109.013778] copy_page_range+0x597/0x1810 [ 109.018019] ? find_held_lock+0x36/0x1d0 [ 109.022074] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 109.027636] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 109.032469] ? pmd_alloc+0x110/0x110 [ 109.036169] ? __vma_link_rb+0x1fc/0x340 [ 109.040218] copy_process.part.35+0x37b9/0x7330 [ 109.044890] ? __cleanup_sighand+0x40/0x40 [ 109.049115] ? __f_unlock_pos+0xd/0x10 [ 109.053003] ? lock_downgrade+0x860/0x860 [ 109.057138] _do_fork+0x15d/0xba0 [ 109.060571] ? __sb_end_write+0xa4/0xd0 [ 109.064531] ? fork_idle+0x250/0x250 [ 109.068232] ? ksys_write+0x1ce/0x260 [ 109.072012] ? do_sys_open+0x16e/0x350 [ 109.075887] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 109.080626] ? do_syscall_64+0x21/0x4e0 [ 109.084595] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 109.090018] __x64_sys_clone+0xba/0x140 [ 109.093991] do_syscall_64+0xd0/0x4e0 [ 109.097787] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 109.102970] RIP: 0033:0x459829 [ 109.106145] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 109.125146] RSP: 002b:00007f539f017c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 109.132857] RAX: ffffffffffffffda RBX: 00007f539f017c90 RCX: 0000000000459829 [ 109.140112] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 109.147363] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 109.154621] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539f0186d4 [ 109.161870] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 109.179392] FAULT_INJECTION: forcing a failure. [ 109.179392] name failslab, interval 1, probability 0, space 0, times 0 [ 109.190995] CPU: 0 PID: 7785 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 109.198793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 109.198797] Call Trace: [ 109.198809] dump_stack+0x123/0x177 [ 109.198820] should_fail.cold.4+0x5/0x13 [ 109.198827] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 109.198833] ? lock_downgrade+0x860/0x860 [ 109.198845] __should_failslab+0xba/0xf0 [ 109.198853] should_failslab+0x9/0x14 [ 109.198860] kmem_cache_alloc+0x2bc/0x730 [ 109.221492] FAULT_INJECTION: forcing a failure. [ 109.221492] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 109.223830] ? anon_vma_clone+0x28e/0x3f0 [ 109.223838] ? anon_vma_fork+0xd3/0x450 [ 109.223846] anon_vma_fork+0x1be/0x450 [ 109.223858] copy_process.part.35+0x3a76/0x7330 [ 109.223882] ? __cleanup_sighand+0x40/0x40 [ 109.232071] ? __f_unlock_pos+0xd/0x10 [ 109.232079] ? lock_downgrade+0x860/0x860 [ 109.232095] _do_fork+0x15d/0xba0 [ 109.232102] ? __sb_end_write+0xa4/0xd0 [ 109.232110] ? fork_idle+0x250/0x250 [ 109.232117] ? ksys_write+0x1ce/0x260 [ 109.232122] ? do_sys_open+0x16e/0x350 [ 109.232129] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 109.232136] ? do_syscall_64+0x21/0x4e0 [ 109.240078] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 109.240089] __x64_sys_clone+0xba/0x140 [ 109.240105] do_syscall_64+0xd0/0x4e0 [ 109.240113] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 109.268506] RIP: 0033:0x459829 [ 109.268512] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 109.268515] RSP: 002b:00007f9acacddc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 109.268520] RAX: ffffffffffffffda RBX: 00007f9acacddc90 RCX: 0000000000459829 [ 109.268523] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 109.268527] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 109.268531] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacde6d4 [ 109.268534] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 109.279192] FAULT_INJECTION: forcing a failure. [ 109.279192] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 109.289398] CPU: 1 PID: 7791 Comm: syz-executor.5 Not tainted 4.19.94-syzkaller #0 [ 109.340828] FAULT_INJECTION: forcing a failure. [ 109.340828] name failslab, interval 1, probability 0, space 0, times 0 [ 109.349138] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 109.349142] Call Trace: [ 109.349156] dump_stack+0x123/0x177 [ 109.349168] should_fail.cold.4+0x5/0x13 [ 109.349175] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 109.349183] ? __might_sleep+0x95/0x190 [ 109.349192] __alloc_pages_nodemask+0x1d5/0x710 [ 109.349198] ? kasan_kmalloc+0xc7/0xe0 [ 109.349205] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 109.349215] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 109.349227] alloc_pages_current+0xd6/0x1b0 [ 109.359236] FAULT_INJECTION: forcing a failure. [ 109.359236] name failslab, interval 1, probability 0, space 0, times 0 [ 109.364344] pte_alloc_one+0x14/0x130 [ 109.439791] copy_huge_pmd+0x69/0x510 [ 109.448954] copy_page_range+0x597/0x1810 [ 109.448962] ? find_held_lock+0x36/0x1d0 [ 109.448972] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 109.448979] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 109.448986] ? pmd_alloc+0x110/0x110 [ 109.448992] ? __vma_link_rb+0x1fc/0x340 [ 109.449001] copy_process.part.35+0x37b9/0x7330 [ 109.449020] ? __cleanup_sighand+0x40/0x40 [ 109.449026] ? __f_unlock_pos+0xd/0x10 [ 109.449037] ? lock_downgrade+0x860/0x860 [ 109.449053] _do_fork+0x15d/0xba0 [ 109.487498] ? __sb_end_write+0xa4/0xd0 [ 109.487507] ? fork_idle+0x250/0x250 [ 109.487514] ? ksys_write+0x1ce/0x260 [ 109.487518] ? do_sys_open+0x16e/0x350 [ 109.487525] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 109.487531] ? do_syscall_64+0x21/0x4e0 [ 109.487538] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 109.487544] __x64_sys_clone+0xba/0x140 [ 109.487551] do_syscall_64+0xd0/0x4e0 [ 109.487558] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 109.487563] RIP: 0033:0x459829 [ 109.487569] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 109.487574] RSP: 002b:00007f2f2afbac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 109.514133] RAX: ffffffffffffffda RBX: 00007f2f2afbac90 RCX: 0000000000459829 [ 109.514138] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 109.629636] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 109.636923] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f2afbb6d4 [ 109.644206] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 109.651494] CPU: 0 PID: 7795 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 109.659230] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 109.668586] Call Trace: [ 109.671176] dump_stack+0x123/0x177 [ 109.674816] should_fail.cold.4+0x5/0x13 [ 109.678889] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 109.683994] ? lock_downgrade+0x860/0x860 [ 109.685397] FAULT_INJECTION: forcing a failure. [ 109.685397] name failslab, interval 1, probability 0, space 0, times 0 [ 109.688146] __should_failslab+0xba/0xf0 [ 109.688156] should_failslab+0x9/0x14 [ 109.688162] kmem_cache_alloc+0x2bc/0x730 [ 109.688167] ? kasan_check_read+0x11/0x20 [ 109.688174] ? __vm_enough_memory+0x22f/0x4b0 [ 109.688185] vm_area_dup+0x1b/0x150 [ 109.688191] copy_process.part.35+0x31db/0x7330 [ 109.688211] ? __cleanup_sighand+0x40/0x40 [ 109.732538] ? __f_unlock_pos+0xd/0x10 [ 109.736413] ? lock_downgrade+0x860/0x860 [ 109.740552] _do_fork+0x15d/0xba0 [ 109.743989] ? __sb_end_write+0xa4/0xd0 [ 109.747948] ? fork_idle+0x250/0x250 [ 109.751644] ? ksys_write+0x1ce/0x260 [ 109.755424] ? do_sys_open+0x16e/0x350 [ 109.759642] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 109.764377] ? do_syscall_64+0x21/0x4e0 [ 109.768335] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 109.773693] __x64_sys_clone+0xba/0x140 [ 109.777650] do_syscall_64+0xd0/0x4e0 [ 109.781433] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 109.786617] RIP: 0033:0x459829 [ 109.789810] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 109.808714] RSP: 002b:00007f01d65f3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 109.816551] RAX: ffffffffffffffda RBX: 00007f01d65f3c90 RCX: 0000000000459829 [ 109.823817] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 109.831079] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 109.838348] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d65f46d4 [ 109.845607] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 109.852954] CPU: 1 PID: 7802 Comm: syz-executor.1 Not tainted 4.19.94-syzkaller #0 [ 109.860665] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 109.860669] Call Trace: [ 109.860682] dump_stack+0x123/0x177 [ 109.860693] should_fail.cold.4+0x5/0x13 [ 109.860700] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 109.860706] ? lock_downgrade+0x860/0x860 [ 109.860718] __should_failslab+0xba/0xf0 [ 109.860726] should_failslab+0x9/0x14 [ 109.860732] kmem_cache_alloc+0x2bc/0x730 [ 109.860744] ptlock_alloc+0x1d/0x70 [ 109.905232] pte_alloc_one+0x4e/0x130 [ 109.909029] __pte_alloc+0x1d/0x2f0 [ 109.912647] copy_page_range+0xe5e/0x1810 [ 109.916780] ? find_held_lock+0x36/0x1d0 [ 109.916792] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 109.916798] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 109.916807] ? pmd_alloc+0x110/0x110 [ 109.916814] ? __vma_link_rb+0x1fc/0x340 [ 109.916823] copy_process.part.35+0x37b9/0x7330 [ 109.916848] ? __cleanup_sighand+0x40/0x40 [ 109.947949] ? __f_unlock_pos+0xd/0x10 [ 109.951825] ? lock_downgrade+0x860/0x860 [ 109.955966] _do_fork+0x15d/0xba0 [ 109.959407] ? __sb_end_write+0xa4/0xd0 [ 109.963386] ? fork_idle+0x250/0x250 [ 109.967097] ? ksys_write+0x1ce/0x260 [ 109.970888] ? do_sys_open+0x16e/0x350 [ 109.974760] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 109.979502] ? do_syscall_64+0x21/0x4e0 [ 109.983466] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 109.988825] __x64_sys_clone+0xba/0x140 [ 109.992789] do_syscall_64+0xd0/0x4e0 [ 109.996581] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 110.001774] RIP: 0033:0x459829 [ 110.004951] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 110.023860] RSP: 002b:00007f539f038c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 110.031554] RAX: ffffffffffffffda RBX: 00007f539f038c90 RCX: 0000000000459829 [ 110.038810] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 110.046067] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 110.053424] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539f0396d4 [ 110.060679] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 110.069278] CPU: 0 PID: 7794 Comm: syz-executor.2 Not tainted 4.19.94-syzkaller #0 [ 110.077006] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 110.086365] Call Trace: [ 110.088952] dump_stack+0x123/0x177 [ 110.092577] should_fail.cold.4+0x5/0x13 [ 110.096638] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 110.101724] ? __might_sleep+0x95/0x190 [ 110.105685] __alloc_pages_nodemask+0x1d5/0x710 [ 110.110336] ? kasan_kmalloc+0xc7/0xe0 [ 110.114204] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 110.119211] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 110.124562] alloc_pages_current+0xd6/0x1b0 [ 110.128914] pte_alloc_one+0x14/0x130 [ 110.132705] copy_huge_pmd+0x69/0x510 [ 110.136496] copy_page_range+0x597/0x1810 [ 110.140629] ? find_held_lock+0x36/0x1d0 [ 110.144718] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 110.150179] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 110.155098] ? pmd_alloc+0x110/0x110 [ 110.158964] ? __vma_link_rb+0x1fc/0x340 [ 110.164774] copy_process.part.35+0x37b9/0x7330 [ 110.169465] ? __cleanup_sighand+0x40/0x40 [ 110.173739] ? __f_unlock_pos+0xd/0x10 [ 110.177613] ? lock_downgrade+0x860/0x860 [ 110.181759] _do_fork+0x15d/0xba0 [ 110.185197] ? __sb_end_write+0xa4/0xd0 [ 110.189157] ? fork_idle+0x250/0x250 [ 110.192885] ? ksys_write+0x1ce/0x260 [ 110.196667] ? do_sys_open+0x16e/0x350 [ 110.200537] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 110.205275] ? do_syscall_64+0x21/0x4e0 [ 110.209243] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 110.214605] __x64_sys_clone+0xba/0x140 [ 110.218584] do_syscall_64+0xd0/0x4e0 [ 110.222381] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 110.227556] RIP: 0033:0x459829 [ 110.230748] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 110.249634] RSP: 002b:00007f72745d5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 110.257327] RAX: ffffffffffffffda RBX: 00007f72745d5c90 RCX: 0000000000459829 [ 110.264584] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 110.271839] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 110.279719] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f72745d66d4 [ 110.286985] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 110.294356] CPU: 1 PID: 7796 Comm: syz-executor.4 Not tainted 4.19.94-syzkaller #0 [ 110.302077] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 110.311440] Call Trace: [ 110.311460] dump_stack+0x123/0x177 [ 110.311471] should_fail.cold.4+0x5/0x13 [ 110.311478] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 110.311485] ? lock_downgrade+0x860/0x860 [ 110.311495] __should_failslab+0xba/0xf0 [ 110.311503] should_failslab+0x9/0x14 [ 110.311509] kmem_cache_alloc+0x2bc/0x730 [ 110.311513] ? anon_vma_clone+0x28e/0x3f0 [ 110.311520] ? anon_vma_fork+0xd3/0x450 [ 110.331021] anon_vma_fork+0x1be/0x450 [ 110.354979] copy_process.part.35+0x3a76/0x7330 [ 110.359671] ? __cleanup_sighand+0x40/0x40 [ 110.363905] ? __f_unlock_pos+0xd/0x10 [ 110.364721] FAULT_INJECTION: forcing a failure. [ 110.364721] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 110.367784] ? lock_downgrade+0x860/0x860 [ 110.367802] _do_fork+0x15d/0xba0 [ 110.367808] ? __sb_end_write+0xa4/0xd0 [ 110.367815] ? fork_idle+0x250/0x250 [ 110.367822] ? ksys_write+0x1ce/0x260 [ 110.367826] ? do_sys_open+0x16e/0x350 [ 110.367834] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 110.367840] ? do_syscall_64+0x21/0x4e0 [ 110.367847] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 110.367854] __x64_sys_clone+0xba/0x140 [ 110.420684] do_syscall_64+0xd0/0x4e0 [ 110.424473] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 110.429655] RIP: 0033:0x459829 [ 110.432834] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 110.451734] RSP: 002b:00007fca838a6c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 110.459440] RAX: ffffffffffffffda RBX: 00007fca838a6c90 RCX: 0000000000459829 [ 110.466736] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 110.473999] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 110.481279] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca838a76d4 [ 110.488536] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 110.495816] CPU: 0 PID: 7806 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 110.503546] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 110.510288] FAULT_INJECTION: forcing a failure. [ 110.510288] name failslab, interval 1, probability 0, space 0, times 0 [ 110.513242] Call Trace: [ 110.513255] dump_stack+0x123/0x177 [ 110.513267] should_fail.cold.4+0x5/0x13 [ 110.513275] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 110.513284] ? __might_sleep+0x95/0x190 [ 110.543856] __alloc_pages_nodemask+0x1d5/0x710 [ 110.548524] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 110.553540] ? lock_downgrade+0x860/0x860 [ 110.557676] alloc_pages_current+0xd6/0x1b0 [ 110.561981] pte_alloc_one+0x14/0x130 [ 110.565783] __pte_alloc+0x1d/0x2f0 [ 110.569399] copy_page_range+0xe5e/0x1810 [ 110.573537] ? find_held_lock+0x36/0x1d0 [ 110.577600] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 110.583057] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 110.587903] ? pmd_alloc+0x110/0x110 [ 110.591712] ? __vma_link_rb+0x1fc/0x340 [ 110.595781] copy_process.part.35+0x37b9/0x7330 [ 110.600581] ? __cleanup_sighand+0x40/0x40 [ 110.604821] ? __f_unlock_pos+0xd/0x10 [ 110.608706] ? lock_downgrade+0x860/0x860 [ 110.612867] _do_fork+0x15d/0xba0 [ 110.616309] ? __sb_end_write+0xa4/0xd0 [ 110.620270] ? fork_idle+0x250/0x250 [ 110.623967] ? ksys_write+0x1ce/0x260 [ 110.628012] ? do_sys_open+0x16e/0x350 [ 110.631892] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 110.636637] ? do_syscall_64+0x21/0x4e0 [ 110.640595] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 110.645960] __x64_sys_clone+0xba/0x140 [ 110.649942] do_syscall_64+0xd0/0x4e0 [ 110.653731] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 110.658922] RIP: 0033:0x459829 [ 110.662098] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 110.680986] RSP: 002b:00007f9acacddc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 110.688679] RAX: ffffffffffffffda RBX: 00007f9acacddc90 RCX: 0000000000459829 [ 110.695956] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 110.703214] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 110.710482] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacde6d4 [ 110.717735] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 110.725696] CPU: 1 PID: 7808 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 110.733409] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 110.742749] Call Trace: [ 110.742761] dump_stack+0x123/0x177 [ 110.742772] should_fail.cold.4+0x5/0x13 [ 110.742779] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 110.742785] ? lock_downgrade+0x860/0x860 [ 110.742797] __should_failslab+0xba/0xf0 [ 110.742804] should_failslab+0x9/0x14 [ 110.742810] kmem_cache_alloc+0x2bc/0x730 [ 110.762293] ptlock_alloc+0x1d/0x70 [ 110.762302] pte_alloc_one+0x4e/0x130 [ 110.762310] copy_huge_pmd+0x69/0x510 [ 110.774278] copy_page_range+0x597/0x1810 [ 110.774286] ? find_held_lock+0x36/0x1d0 [ 110.774297] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 110.799112] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 110.803971] ? pmd_alloc+0x110/0x110 [ 110.805200] FAULT_INJECTION: forcing a failure. [ 110.805200] name failslab, interval 1, probability 0, space 0, times 0 [ 110.807709] ? __vma_link_rb+0x1fc/0x340 [ 110.807719] copy_process.part.35+0x37b9/0x7330 [ 110.807741] ? __cleanup_sighand+0x40/0x40 [ 110.807747] ? __f_unlock_pos+0xd/0x10 [ 110.807754] ? lock_downgrade+0x860/0x860 [ 110.807772] _do_fork+0x15d/0xba0 [ 110.807778] ? __sb_end_write+0xa4/0xd0 [ 110.807786] ? fork_idle+0x250/0x250 [ 110.807793] ? ksys_write+0x1ce/0x260 [ 110.807797] ? do_sys_open+0x16e/0x350 [ 110.807805] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 110.807812] ? do_syscall_64+0x21/0x4e0 [ 110.867412] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 110.872779] __x64_sys_clone+0xba/0x140 [ 110.876872] do_syscall_64+0xd0/0x4e0 [ 110.880890] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 110.886708] RIP: 0033:0x459829 [ 110.889896] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 110.909142] RSP: 002b:00007f01d6614c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 110.916864] RAX: ffffffffffffffda RBX: 00007f01d6614c90 RCX: 0000000000459829 [ 110.924128] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 110.931384] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 110.938647] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d66156d4 [ 110.945910] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 110.953182] CPU: 0 PID: 7812 Comm: syz-executor.5 Not tainted 4.19.94-syzkaller #0 [ 110.960903] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 110.970342] Call Trace: [ 110.970355] dump_stack+0x123/0x177 [ 110.970368] should_fail.cold.4+0x5/0x13 [ 110.970376] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 110.970382] ? lock_downgrade+0x860/0x860 [ 110.970394] __should_failslab+0xba/0xf0 [ 110.970402] should_failslab+0x9/0x14 [ 110.970409] kmem_cache_alloc+0x2bc/0x730 [ 110.976603] ? pmd_alloc+0x110/0x110 [ 110.976615] vm_area_dup+0x1b/0x150 [ 110.976621] copy_process.part.35+0x31db/0x7330 [ 110.976646] ? __cleanup_sighand+0x40/0x40 [ 111.002883] ? __f_unlock_pos+0xd/0x10 [ 111.014854] ? lock_downgrade+0x860/0x860 [ 111.014874] _do_fork+0x15d/0xba0 [ 111.020682] FAULT_INJECTION: forcing a failure. [ 111.020682] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 111.022979] ? __sb_end_write+0xa4/0xd0 [ 111.022989] ? fork_idle+0x250/0x250 [ 111.022997] ? ksys_write+0x1ce/0x260 [ 111.023003] ? do_sys_open+0x16e/0x350 [ 111.055084] FAULT_INJECTION: forcing a failure. [ 111.055084] name failslab, interval 1, probability 0, space 0, times 0 [ 111.057676] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 111.057682] ? do_syscall_64+0x21/0x4e0 [ 111.057689] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 111.057698] __x64_sys_clone+0xba/0x140 [ 111.057707] do_syscall_64+0xd0/0x4e0 [ 111.090624] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 111.095796] RIP: 0033:0x459829 [ 111.098976] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 111.117864] RSP: 002b:00007f2f2afbac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 111.125932] RAX: ffffffffffffffda RBX: 00007f2f2afbac90 RCX: 0000000000459829 [ 111.133189] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 111.140456] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 111.147712] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f2afbb6d4 [ 111.154966] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 111.162234] CPU: 1 PID: 7817 Comm: syz-executor.1 Not tainted 4.19.94-syzkaller #0 [ 111.169944] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 111.179298] Call Trace: [ 111.181886] dump_stack+0x123/0x177 [ 111.185514] should_fail.cold.4+0x5/0x13 [ 111.189575] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 111.194673] ? __might_sleep+0x95/0x190 [ 111.198637] __alloc_pages_nodemask+0x1d5/0x710 [ 111.203378] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 111.208379] ? lock_downgrade+0x860/0x860 [ 111.212510] alloc_pages_current+0xd6/0x1b0 [ 111.216818] pte_alloc_one+0x14/0x130 [ 111.220613] __pte_alloc+0x1d/0x2f0 [ 111.224233] copy_page_range+0xe5e/0x1810 [ 111.228377] ? find_held_lock+0x36/0x1d0 [ 111.232445] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 111.237904] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 111.242852] ? pmd_alloc+0x110/0x110 [ 111.243504] FAULT_INJECTION: forcing a failure. [ 111.243504] name failslab, interval 1, probability 0, space 0, times 0 [ 111.246562] ? __vma_link_rb+0x1fc/0x340 [ 111.246573] copy_process.part.35+0x37b9/0x7330 [ 111.246595] ? __cleanup_sighand+0x40/0x40 [ 111.246602] ? __f_unlock_pos+0xd/0x10 [ 111.246609] ? lock_downgrade+0x860/0x860 [ 111.246625] _do_fork+0x15d/0xba0 [ 111.246631] ? __sb_end_write+0xa4/0xd0 [ 111.246638] ? fork_idle+0x250/0x250 [ 111.246645] ? ksys_write+0x1ce/0x260 [ 111.246649] ? do_sys_open+0x16e/0x350 [ 111.246659] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 111.302418] ? do_syscall_64+0x21/0x4e0 [ 111.306386] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 111.311819] __x64_sys_clone+0xba/0x140 [ 111.315782] do_syscall_64+0xd0/0x4e0 [ 111.319586] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 111.324774] RIP: 0033:0x459829 [ 111.327952] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 111.346850] RSP: 002b:00007f539f038c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 111.354538] RAX: ffffffffffffffda RBX: 00007f539f038c90 RCX: 0000000000459829 [ 111.361805] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 111.369070] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 111.376338] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539f0396d4 [ 111.383744] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 111.391024] CPU: 0 PID: 7822 Comm: syz-executor.2 Not tainted 4.19.94-syzkaller #0 [ 111.398737] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 111.408094] Call Trace: [ 111.408109] dump_stack+0x123/0x177 [ 111.408119] should_fail.cold.4+0x5/0x13 [ 111.408127] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 111.408134] ? lock_downgrade+0x860/0x860 [ 111.408145] __should_failslab+0xba/0xf0 [ 111.408153] should_failslab+0x9/0x14 [ 111.414342] kmem_cache_alloc+0x2bc/0x730 [ 111.439734] ptlock_alloc+0x1d/0x70 [ 111.443397] pte_alloc_one+0x4e/0x130 [ 111.447215] copy_huge_pmd+0x69/0x510 [ 111.451006] copy_page_range+0x597/0x1810 [ 111.455139] ? find_held_lock+0x36/0x1d0 [ 111.459203] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 111.461170] FAULT_INJECTION: forcing a failure. [ 111.461170] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 111.464678] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 111.464687] ? pmd_alloc+0x110/0x110 [ 111.464694] ? __vma_link_rb+0x1fc/0x340 [ 111.464706] copy_process.part.35+0x37b9/0x7330 [ 111.493736] ? __cleanup_sighand+0x40/0x40 [ 111.497967] ? __f_unlock_pos+0xd/0x10 [ 111.501837] ? lock_downgrade+0x860/0x860 [ 111.505976] _do_fork+0x15d/0xba0 [ 111.509446] ? __sb_end_write+0xa4/0xd0 [ 111.513406] ? fork_idle+0x250/0x250 [ 111.517106] ? ksys_write+0x1ce/0x260 [ 111.520888] ? do_sys_open+0x16e/0x350 [ 111.524758] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 111.529511] ? do_syscall_64+0x21/0x4e0 [ 111.533471] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 111.538948] __x64_sys_clone+0xba/0x140 [ 111.542910] do_syscall_64+0xd0/0x4e0 [ 111.546696] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 111.551868] RIP: 0033:0x459829 [ 111.555040] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 111.573926] RSP: 002b:00007f72745d5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 111.581625] RAX: ffffffffffffffda RBX: 00007f72745d5c90 RCX: 0000000000459829 [ 111.588885] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 111.596148] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 111.603408] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f72745d66d4 [ 111.610660] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 111.617927] CPU: 1 PID: 7819 Comm: syz-executor.4 Not tainted 4.19.94-syzkaller #0 [ 111.625651] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 111.635009] Call Trace: [ 111.637609] dump_stack+0x123/0x177 [ 111.641239] should_fail.cold.4+0x5/0x13 [ 111.645303] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 111.650406] ? lock_downgrade+0x860/0x860 [ 111.650638] FAULT_INJECTION: forcing a failure. [ 111.650638] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 111.654557] __should_failslab+0xba/0xf0 [ 111.654565] should_failslab+0x9/0x14 [ 111.654571] kmem_cache_alloc+0x2bc/0x730 [ 111.654578] ? pmd_alloc+0x110/0x110 [ 111.654588] vm_area_dup+0x1b/0x150 [ 111.686084] copy_process.part.35+0x31db/0x7330 [ 111.690774] ? __cleanup_sighand+0x40/0x40 [ 111.695004] ? __f_unlock_pos+0xd/0x10 [ 111.695013] ? lock_downgrade+0x860/0x860 [ 111.695030] _do_fork+0x15d/0xba0 [ 111.703048] ? __sb_end_write+0xa4/0xd0 [ 111.710468] ? fork_idle+0x250/0x250 [ 111.714165] ? ksys_write+0x1ce/0x260 [ 111.717949] ? do_sys_open+0x16e/0x350 [ 111.717959] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 111.726572] ? do_syscall_64+0x21/0x4e0 [ 111.730557] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 111.735909] __x64_sys_clone+0xba/0x140 [ 111.735919] do_syscall_64+0xd0/0x4e0 [ 111.735928] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 111.748845] RIP: 0033:0x459829 [ 111.752026] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 111.770916] RSP: 002b:00007fca838a6c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 111.778617] RAX: ffffffffffffffda RBX: 00007fca838a6c90 RCX: 0000000000459829 [ 111.786558] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 111.793827] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 111.795396] FAULT_INJECTION: forcing a failure. [ 111.795396] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 111.801090] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca838a76d4 [ 111.801093] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 111.811585] CPU: 1 PID: 7826 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 111.835247] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 111.844585] Call Trace: [ 111.847165] dump_stack+0x123/0x177 [ 111.850783] should_fail.cold.4+0x5/0x13 [ 111.854827] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 111.859917] ? __might_sleep+0x95/0x190 [ 111.863885] __alloc_pages_nodemask+0x1d5/0x710 [ 111.868541] ? kasan_kmalloc+0xc7/0xe0 [ 111.872412] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 111.877851] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 111.883212] alloc_pages_current+0xd6/0x1b0 [ 111.888149] pte_alloc_one+0x14/0x130 [ 111.891934] copy_huge_pmd+0x69/0x510 [ 111.895751] copy_page_range+0x597/0x1810 [ 111.899888] ? find_held_lock+0x36/0x1d0 [ 111.903941] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 111.909377] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 111.914204] ? pmd_alloc+0x110/0x110 [ 111.917903] ? __vma_link_rb+0x1fc/0x340 [ 111.921954] copy_process.part.35+0x37b9/0x7330 [ 111.926638] ? __cleanup_sighand+0x40/0x40 [ 111.930859] ? __f_unlock_pos+0xd/0x10 [ 111.934738] ? lock_downgrade+0x860/0x860 [ 111.938894] _do_fork+0x15d/0xba0 [ 111.942335] ? __sb_end_write+0xa4/0xd0 [ 111.946298] ? fork_idle+0x250/0x250 [ 111.950160] ? ksys_write+0x1ce/0x260 [ 111.953948] ? do_sys_open+0x16e/0x350 [ 111.957933] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 111.962700] ? do_syscall_64+0x21/0x4e0 [ 111.966662] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 111.972014] __x64_sys_clone+0xba/0x140 [ 111.975972] do_syscall_64+0xd0/0x4e0 [ 111.979762] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 111.984933] RIP: 0033:0x459829 [ 111.988131] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 112.007018] RSP: 002b:00007f01d65f3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 112.014712] RAX: ffffffffffffffda RBX: 00007f01d65f3c90 RCX: 0000000000459829 [ 112.022151] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 112.029406] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 112.036661] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d65f46d4 [ 112.043921] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 112.051191] CPU: 0 PID: 7829 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 112.058901] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 112.068251] Call Trace: [ 112.070836] dump_stack+0x123/0x177 [ 112.074453] should_fail.cold.4+0x5/0x13 [ 112.078508] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 112.083610] ? __might_sleep+0x95/0x190 [ 112.087578] __alloc_pages_nodemask+0x1d5/0x710 [ 112.092231] ? kasan_kmalloc+0xc7/0xe0 [ 112.096114] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 112.101113] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 112.106466] alloc_pages_current+0xd6/0x1b0 [ 112.110774] pte_alloc_one+0x14/0x130 [ 112.114583] copy_huge_pmd+0x69/0x510 [ 112.116112] FAULT_INJECTION: forcing a failure. [ 112.116112] name failslab, interval 1, probability 0, space 0, times 0 [ 112.118379] copy_page_range+0x597/0x1810 [ 112.118387] ? find_held_lock+0x36/0x1d0 [ 112.118403] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 112.143182] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 112.148026] ? pmd_alloc+0x110/0x110 [ 112.151735] ? __vma_link_rb+0x1fc/0x340 [ 112.155788] copy_process.part.35+0x37b9/0x7330 [ 112.160469] ? __cleanup_sighand+0x40/0x40 [ 112.164692] ? __f_unlock_pos+0xd/0x10 [ 112.168559] ? lock_downgrade+0x860/0x860 [ 112.172693] _do_fork+0x15d/0xba0 [ 112.176127] ? __sb_end_write+0xa4/0xd0 [ 112.180081] ? fork_idle+0x250/0x250 [ 112.183776] ? ksys_write+0x1ce/0x260 [ 112.187557] ? do_sys_open+0x16e/0x350 [ 112.191467] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 112.196204] ? do_syscall_64+0x21/0x4e0 [ 112.200170] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 112.205523] __x64_sys_clone+0xba/0x140 [ 112.209495] do_syscall_64+0xd0/0x4e0 [ 112.213278] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 112.218453] RIP: 0033:0x459829 [ 112.221628] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 112.240530] RSP: 002b:00007f9acacddc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 112.248392] RAX: ffffffffffffffda RBX: 00007f9acacddc90 RCX: 0000000000459829 [ 112.255646] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 112.262911] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 112.270162] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacde6d4 [ 112.277413] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 112.284690] CPU: 1 PID: 7834 Comm: syz-executor.5 Not tainted 4.19.94-syzkaller #0 [ 112.292409] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 112.292413] Call Trace: [ 112.292427] dump_stack+0x123/0x177 [ 112.292438] should_fail.cold.4+0x5/0x13 [ 112.292445] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 112.292454] ? __might_sleep+0x95/0x190 [ 112.292463] __alloc_pages_nodemask+0x1d5/0x710 [ 112.292471] ? kasan_kmalloc+0xc7/0xe0 [ 112.317290] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 112.317298] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 112.317312] alloc_pages_current+0xd6/0x1b0 [ 112.317323] pte_alloc_one+0x14/0x130 [ 112.317330] copy_huge_pmd+0x69/0x510 [ 112.317341] copy_page_range+0x597/0x1810 [ 112.317347] ? find_held_lock+0x36/0x1d0 [ 112.317358] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 112.317364] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 112.317372] ? pmd_alloc+0x110/0x110 [ 112.317380] ? __vma_link_rb+0x1fc/0x340 [ 112.326026] copy_process.part.35+0x37b9/0x7330 [ 112.326051] ? __cleanup_sighand+0x40/0x40 [ 112.326058] ? __f_unlock_pos+0xd/0x10 [ 112.326064] ? lock_downgrade+0x860/0x860 [ 112.326080] _do_fork+0x15d/0xba0 [ 112.326085] ? __sb_end_write+0xa4/0xd0 [ 112.326092] ? fork_idle+0x250/0x250 [ 112.326098] ? ksys_write+0x1ce/0x260 [ 112.326102] ? do_sys_open+0x16e/0x350 [ 112.326109] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 112.326114] ? do_syscall_64+0x21/0x4e0 [ 112.326121] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 112.326129] __x64_sys_clone+0xba/0x140 [ 112.326137] do_syscall_64+0xd0/0x4e0 [ 112.326145] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 112.326150] RIP: 0033:0x459829 [ 112.326156] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 112.335470] RSP: 002b:00007f2f2af78c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 112.335476] RAX: ffffffffffffffda RBX: 00007f2f2af78c90 RCX: 0000000000459829 [ 112.335479] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 112.335482] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 112.335485] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f2af796d4 [ 112.335488] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 112.344763] FAULT_INJECTION: forcing a failure. [ 112.344763] name failslab, interval 1, probability 0, space 0, times 0 [ 112.353976] CPU: 1 PID: 7837 Comm: syz-executor.1 Not tainted 4.19.94-syzkaller #0 [ 112.361446] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 112.361449] Call Trace: [ 112.361461] dump_stack+0x123/0x177 [ 112.361473] should_fail.cold.4+0x5/0x13 [ 112.361481] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 112.375475] ? lock_downgrade+0x860/0x860 [ 112.384185] __should_failslab+0xba/0xf0 [ 112.384195] should_failslab+0x9/0x14 [ 112.384201] kmem_cache_alloc+0x2bc/0x730 [ 112.384209] ? pmd_alloc+0x110/0x110 [ 112.398420] FAULT_INJECTION: forcing a failure. [ 112.398420] name failslab, interval 1, probability 0, space 0, times 0 [ 112.399881] vm_area_dup+0x1b/0x150 [ 112.545119] FAULT_INJECTION: forcing a failure. [ 112.545119] name failslab, interval 1, probability 0, space 0, times 0 [ 112.547326] copy_process.part.35+0x31db/0x7330 [ 112.547347] ? __cleanup_sighand+0x40/0x40 [ 112.547354] ? __f_unlock_pos+0xd/0x10 [ 112.547360] ? lock_downgrade+0x860/0x860 [ 112.547376] _do_fork+0x15d/0xba0 [ 112.547382] ? __sb_end_write+0xa4/0xd0 [ 112.547389] ? fork_idle+0x250/0x250 [ 112.547396] ? ksys_write+0x1ce/0x260 [ 112.547401] ? do_sys_open+0x16e/0x350 [ 112.547409] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 112.547415] ? do_syscall_64+0x21/0x4e0 [ 112.642587] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 112.647955] __x64_sys_clone+0xba/0x140 [ 112.651916] do_syscall_64+0xd0/0x4e0 [ 112.655704] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 112.660882] RIP: 0033:0x459829 [ 112.664059] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 112.682955] RSP: 002b:00007f539f017c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 112.691266] RAX: ffffffffffffffda RBX: 00007f539f017c90 RCX: 0000000000459829 [ 112.698526] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 112.705784] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 112.713049] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539f0186d4 [ 112.720305] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 112.727573] CPU: 0 PID: 7843 Comm: syz-executor.4 Not tainted 4.19.94-syzkaller #0 [ 112.735774] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 112.745135] Call Trace: [ 112.747727] dump_stack+0x123/0x177 [ 112.751352] should_fail.cold.4+0x5/0x13 [ 112.755398] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 112.760628] ? lock_downgrade+0x860/0x860 [ 112.764764] __should_failslab+0xba/0xf0 [ 112.768810] should_failslab+0x9/0x14 [ 112.772595] kmem_cache_alloc+0x2bc/0x730 [ 112.776736] ptlock_alloc+0x1d/0x70 [ 112.780359] pte_alloc_one+0x4e/0x130 [ 112.789106] copy_huge_pmd+0x69/0x510 [ 112.792898] copy_page_range+0x597/0x1810 [ 112.797040] ? find_held_lock+0x36/0x1d0 [ 112.801102] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 112.806538] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 112.811379] ? pmd_alloc+0x110/0x110 [ 112.815076] ? __vma_link_rb+0x1fc/0x340 [ 112.819131] copy_process.part.35+0x37b9/0x7330 [ 112.823815] ? __cleanup_sighand+0x40/0x40 [ 112.828033] ? __f_unlock_pos+0xd/0x10 [ 112.831907] ? lock_downgrade+0x860/0x860 [ 112.836050] _do_fork+0x15d/0xba0 [ 112.839492] ? __sb_end_write+0xa4/0xd0 [ 112.843447] ? fork_idle+0x250/0x250 [ 112.847144] ? ksys_write+0x1ce/0x260 [ 112.850923] ? do_sys_open+0x16e/0x350 [ 112.854803] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 112.859548] ? do_syscall_64+0x21/0x4e0 [ 112.863517] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 112.868871] __x64_sys_clone+0xba/0x140 [ 112.872829] do_syscall_64+0xd0/0x4e0 [ 112.876632] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 112.881808] RIP: 0033:0x459829 [ 112.884988] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 112.904122] RSP: 002b:00007fca838c7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 112.911825] RAX: ffffffffffffffda RBX: 00007fca838c7c90 RCX: 0000000000459829 [ 112.919100] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 112.926974] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 112.934238] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca838c86d4 [ 112.941618] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 112.948906] CPU: 1 PID: 7845 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 112.956624] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 112.965976] Call Trace: [ 112.968564] dump_stack+0x123/0x177 [ 112.972191] should_fail.cold.4+0x5/0x13 [ 112.976246] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 112.981351] ? lock_downgrade+0x860/0x860 [ 112.985499] __should_failslab+0xba/0xf0 [ 112.989558] should_failslab+0x9/0x14 [ 112.993762] kmem_cache_alloc+0x2bc/0x730 [ 112.998026] ? pmd_alloc+0x110/0x110 [ 113.001750] vm_area_dup+0x1b/0x150 [ 113.005372] copy_process.part.35+0x31db/0x7330 [ 113.010041] ? __cleanup_sighand+0x40/0x40 [ 113.014273] ? __f_unlock_pos+0xd/0x10 [ 113.018147] ? lock_downgrade+0x860/0x860 [ 113.022302] _do_fork+0x15d/0xba0 [ 113.025752] ? __sb_end_write+0xa4/0xd0 [ 113.029745] ? fork_idle+0x250/0x250 [ 113.033479] ? ksys_write+0x1ce/0x260 [ 113.037273] ? do_sys_open+0x16e/0x350 [ 113.041158] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 113.045911] ? do_syscall_64+0x21/0x4e0 [ 113.049912] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 113.055292] __x64_sys_clone+0xba/0x140 [ 113.059255] do_syscall_64+0xd0/0x4e0 [ 113.063042] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 113.068226] RIP: 0033:0x459829 [ 113.071408] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 113.090872] RSP: 002b:00007f01d65f3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 113.090882] RAX: ffffffffffffffda RBX: 00007f01d65f3c90 RCX: 0000000000459829 [ 113.090885] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 113.090888] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 113.090890] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d65f46d4 [ 113.090893] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 113.107560] CPU: 1 PID: 7841 Comm: syz-executor.2 Not tainted 4.19.94-syzkaller #0 [ 113.120843] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 113.120847] Call Trace: [ 113.120860] dump_stack+0x123/0x177 [ 113.120872] should_fail.cold.4+0x5/0x13 [ 113.120879] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 113.120886] ? lock_downgrade+0x860/0x860 [ 113.120897] __should_failslab+0xba/0xf0 [ 113.120905] should_failslab+0x9/0x14 [ 113.120912] kmem_cache_alloc+0x2bc/0x730 [ 113.120925] ptlock_alloc+0x1d/0x70 [ 113.120933] pte_alloc_one+0x4e/0x130 [ 113.120939] copy_huge_pmd+0x69/0x510 [ 113.120949] copy_page_range+0x597/0x1810 [ 113.120956] ? find_held_lock+0x36/0x1d0 [ 113.120969] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 113.120976] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 113.120985] ? pmd_alloc+0x110/0x110 [ 113.120992] ? __vma_link_rb+0x1fc/0x340 [ 113.121002] copy_process.part.35+0x37b9/0x7330 [ 113.121027] ? __cleanup_sighand+0x40/0x40 [ 113.121033] ? __f_unlock_pos+0xd/0x10 [ 113.121038] ? lock_downgrade+0x860/0x860 [ 113.121054] _do_fork+0x15d/0xba0 [ 113.139701] FAULT_INJECTION: forcing a failure. [ 113.139701] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 113.143639] ? __sb_end_write+0xa4/0xd0 [ 113.143649] ? fork_idle+0x250/0x250 [ 113.143656] ? ksys_write+0x1ce/0x260 [ 113.143661] ? do_sys_open+0x16e/0x350 [ 113.143670] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 113.143677] ? do_syscall_64+0x21/0x4e0 [ 113.155626] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 113.155636] __x64_sys_clone+0xba/0x140 [ 113.155645] do_syscall_64+0xd0/0x4e0 [ 113.155653] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 113.155659] RIP: 0033:0x459829 [ 113.163321] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 113.163324] RSP: 002b:00007f72745d5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 113.163330] RAX: ffffffffffffffda RBX: 00007f72745d5c90 RCX: 0000000000459829 [ 113.163333] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 113.163336] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 113.163339] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f72745d66d4 [ 113.163342] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 113.187713] CPU: 1 PID: 7852 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 113.200090] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 113.200094] Call Trace: [ 113.200107] dump_stack+0x123/0x177 [ 113.200120] should_fail.cold.4+0x5/0x13 [ 113.200128] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 113.209655] ? __might_sleep+0x95/0x190 [ 113.209665] __alloc_pages_nodemask+0x1d5/0x710 [ 113.209674] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 113.209683] ? lock_downgrade+0x860/0x860 [ 113.209692] alloc_pages_current+0xd6/0x1b0 [ 113.209701] pte_alloc_one+0x14/0x130 [ 113.209708] __pte_alloc+0x1d/0x2f0 [ 113.209715] copy_page_range+0xe5e/0x1810 [ 113.209721] ? find_held_lock+0x36/0x1d0 [ 113.209732] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 113.209739] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 113.209747] ? pmd_alloc+0x110/0x110 [ 113.209754] ? __vma_link_rb+0x1fc/0x340 [ 113.209763] copy_process.part.35+0x37b9/0x7330 [ 113.209785] ? __cleanup_sighand+0x40/0x40 [ 113.209791] ? __f_unlock_pos+0xd/0x10 [ 113.209796] ? lock_downgrade+0x860/0x860 [ 113.209812] _do_fork+0x15d/0xba0 [ 113.222416] ? __sb_end_write+0xa4/0xd0 [ 113.222427] ? fork_idle+0x250/0x250 [ 113.222434] ? ksys_write+0x1ce/0x260 [ 113.231313] ? do_sys_open+0x16e/0x350 [ 113.231322] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 113.231327] ? do_syscall_64+0x21/0x4e0 [ 113.231335] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 113.231344] __x64_sys_clone+0xba/0x140 [ 113.231351] do_syscall_64+0xd0/0x4e0 [ 113.231359] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 113.240899] FAULT_INJECTION: forcing a failure. [ 113.240899] name failslab, interval 1, probability 0, space 0, times 0 [ 113.242798] RIP: 0033:0x459829 [ 113.242805] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 113.242808] RSP: 002b:00007f9acacddc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 113.242817] RAX: ffffffffffffffda RBX: 00007f9acacddc90 RCX: 0000000000459829 [ 113.242823] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 113.257066] FAULT_INJECTION: forcing a failure. [ 113.257066] name failslab, interval 1, probability 0, space 0, times 0 [ 113.258590] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 113.258593] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacde6d4 [ 113.258596] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 113.295829] CPU: 1 PID: 7856 Comm: syz-executor.5 Not tainted 4.19.94-syzkaller #0 [ 113.348610] FAULT_INJECTION: forcing a failure. [ 113.348610] name failslab, interval 1, probability 0, space 0, times 0 [ 113.349606] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 113.349611] Call Trace: [ 113.360383] FAULT_INJECTION: forcing a failure. [ 113.360383] name failslab, interval 1, probability 0, space 0, times 0 [ 113.364268] dump_stack+0x123/0x177 [ 113.364280] should_fail.cold.4+0x5/0x13 [ 113.364288] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 113.364295] ? lock_downgrade+0x860/0x860 [ 113.364306] __should_failslab+0xba/0xf0 [ 113.480909] should_failslab+0x9/0x14 [ 113.488587] kmem_cache_alloc+0x2bc/0x730 [ 113.488594] ? pmd_alloc+0x110/0x110 [ 113.488604] vm_area_dup+0x1b/0x150 [ 113.488610] copy_process.part.35+0x31db/0x7330 [ 113.488635] ? __cleanup_sighand+0x40/0x40 [ 113.488642] ? __f_unlock_pos+0xd/0x10 [ 113.488648] ? lock_downgrade+0x860/0x860 [ 113.488663] _do_fork+0x15d/0xba0 [ 113.488669] ? __sb_end_write+0xa4/0xd0 [ 113.488676] ? fork_idle+0x250/0x250 [ 113.488684] ? ksys_write+0x1ce/0x260 [ 113.716186] ? do_sys_open+0x16e/0x350 [ 113.720072] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 113.724821] ? do_syscall_64+0x21/0x4e0 [ 113.728808] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 113.734160] __x64_sys_clone+0xba/0x140 [ 113.738129] do_syscall_64+0xd0/0x4e0 [ 113.741922] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 113.747106] RIP: 0033:0x459829 [ 113.750288] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 113.769201] RSP: 002b:00007f2f2af99c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 113.776926] RAX: ffffffffffffffda RBX: 00007f2f2af99c90 RCX: 0000000000459829 [ 113.784214] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 113.791650] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 113.798913] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f2af9a6d4 [ 113.806194] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 113.813485] CPU: 0 PID: 7857 Comm: syz-executor.1 Not tainted 4.19.94-syzkaller #0 [ 113.821249] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 113.830706] Call Trace: [ 113.833302] dump_stack+0x123/0x177 [ 113.836940] should_fail.cold.4+0x5/0x13 [ 113.841004] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 113.846105] ? lock_downgrade+0x860/0x860 [ 113.850282] __should_failslab+0xba/0xf0 [ 113.854357] should_failslab+0x9/0x14 [ 113.858146] kmem_cache_alloc+0x2bc/0x730 [ 113.862291] ? pmd_alloc+0x110/0x110 [ 113.866007] vm_area_dup+0x1b/0x150 [ 113.869632] copy_process.part.35+0x31db/0x7330 [ 113.874308] ? __cleanup_sighand+0x40/0x40 [ 113.878559] ? __f_unlock_pos+0xd/0x10 [ 113.882444] ? lock_downgrade+0x860/0x860 [ 113.886596] _do_fork+0x15d/0xba0 [ 113.890042] ? __sb_end_write+0xa4/0xd0 [ 113.894010] ? fork_idle+0x250/0x250 [ 113.897715] ? ksys_write+0x1ce/0x260 [ 113.901515] ? do_sys_open+0x16e/0x350 [ 113.905413] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 113.910159] ? do_syscall_64+0x21/0x4e0 [ 113.914298] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 113.919666] __x64_sys_clone+0xba/0x140 [ 113.923650] do_syscall_64+0xd0/0x4e0 [ 113.927447] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 113.932723] RIP: 0033:0x459829 [ 113.935904] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 113.954927] RSP: 002b:00007f539f017c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 113.962624] RAX: ffffffffffffffda RBX: 00007f539f017c90 RCX: 0000000000459829 [ 113.969881] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 113.977146] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 113.984400] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539f0186d4 [ 113.991652] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 113.998930] CPU: 1 PID: 7866 Comm: syz-executor.2 Not tainted 4.19.94-syzkaller #0 [ 114.006640] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 114.006643] Call Trace: [ 114.006655] dump_stack+0x123/0x177 [ 114.006665] should_fail.cold.4+0x5/0x13 [ 114.006672] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 114.006678] ? lock_downgrade+0x860/0x860 [ 114.006693] __should_failslab+0xba/0xf0 [ 114.035502] should_failslab+0x9/0x14 [ 114.043330] kmem_cache_alloc+0x2bc/0x730 [ 114.047489] ? pmd_alloc+0x110/0x110 [ 114.051191] vm_area_dup+0x1b/0x150 [ 114.054801] copy_process.part.35+0x31db/0x7330 [ 114.059464] ? __cleanup_sighand+0x40/0x40 [ 114.063690] ? __f_unlock_pos+0xd/0x10 [ 114.066244] FAULT_INJECTION: forcing a failure. [ 114.066244] name failslab, interval 1, probability 0, space 0, times 0 [ 114.067597] ? lock_downgrade+0x860/0x860 [ 114.067619] _do_fork+0x15d/0xba0 [ 114.086366] ? __sb_end_write+0xa4/0xd0 [ 114.090443] ? fork_idle+0x250/0x250 [ 114.094147] ? ksys_write+0x1ce/0x260 [ 114.097946] ? do_sys_open+0x16e/0x350 [ 114.101824] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 114.106565] ? do_syscall_64+0x21/0x4e0 [ 114.110534] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 114.115893] __x64_sys_clone+0xba/0x140 [ 114.119859] do_syscall_64+0xd0/0x4e0 [ 114.123651] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 114.128826] RIP: 0033:0x459829 [ 114.132120] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 114.151025] RSP: 002b:00007f72745b4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 114.158719] RAX: ffffffffffffffda RBX: 00007f72745b4c90 RCX: 0000000000459829 [ 114.166172] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 114.173426] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 114.180690] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f72745b56d4 [ 114.187943] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 114.195325] CPU: 0 PID: 7865 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 114.203042] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 114.212398] Call Trace: [ 114.215114] dump_stack+0x123/0x177 [ 114.218747] should_fail.cold.4+0x5/0x13 [ 114.222798] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 114.227912] ? lock_downgrade+0x860/0x860 [ 114.232056] __should_failslab+0xba/0xf0 [ 114.236104] should_failslab+0x9/0x14 [ 114.239891] kmem_cache_alloc+0x2bc/0x730 [ 114.244023] ? anon_vma_clone+0x28e/0x3f0 [ 114.248156] ? anon_vma_fork+0xd3/0x450 [ 114.252126] anon_vma_fork+0x1be/0x450 [ 114.256003] copy_process.part.35+0x3a76/0x7330 [ 114.260688] ? __cleanup_sighand+0x40/0x40 [ 114.264909] ? __f_unlock_pos+0xd/0x10 [ 114.268783] ? lock_downgrade+0x860/0x860 [ 114.273881] _do_fork+0x15d/0xba0 [ 114.277329] ? __sb_end_write+0xa4/0xd0 [ 114.281287] ? fork_idle+0x250/0x250 [ 114.284997] ? ksys_write+0x1ce/0x260 [ 114.288780] ? do_sys_open+0x16e/0x350 [ 114.292658] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 114.297414] ? do_syscall_64+0x21/0x4e0 [ 114.301380] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 114.306734] __x64_sys_clone+0xba/0x140 [ 114.310964] do_syscall_64+0xd0/0x4e0 [ 114.314758] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 114.319934] RIP: 0033:0x459829 [ 114.323126] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 114.342016] RSP: 002b:00007f01d65f3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 114.349710] RAX: ffffffffffffffda RBX: 00007f01d65f3c90 RCX: 0000000000459829 [ 114.357229] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 114.364498] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 114.371753] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d65f46d4 [ 114.379019] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 114.386289] CPU: 1 PID: 7870 Comm: syz-executor.4 Not tainted 4.19.94-syzkaller #0 [ 114.394002] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 114.394007] Call Trace: [ 114.405944] dump_stack+0x123/0x177 [ 114.409581] should_fail.cold.4+0x5/0x13 [ 114.413736] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 114.418837] ? lock_downgrade+0x860/0x860 [ 114.418851] __should_failslab+0xba/0xf0 [ 114.418860] should_failslab+0x9/0x14 [ 114.418865] kmem_cache_alloc+0x2bc/0x730 [ 114.418870] ? anon_vma_clone+0x28e/0x3f0 [ 114.418876] ? anon_vma_fork+0xd3/0x450 [ 114.418888] anon_vma_fork+0x1be/0x450 [ 114.418897] copy_process.part.35+0x3a76/0x7330 [ 114.418922] ? __cleanup_sighand+0x40/0x40 [ 114.455807] ? __f_unlock_pos+0xd/0x10 [ 114.459677] ? lock_downgrade+0x860/0x860 [ 114.463838] _do_fork+0x15d/0xba0 [ 114.467290] ? __sb_end_write+0xa4/0xd0 [ 114.471266] ? fork_idle+0x250/0x250 [ 114.475053] ? ksys_write+0x1ce/0x260 [ 114.478843] ? do_sys_open+0x16e/0x350 [ 114.482718] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 114.487546] ? do_syscall_64+0x21/0x4e0 [ 114.492110] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 114.497469] __x64_sys_clone+0xba/0x140 [ 114.501429] do_syscall_64+0xd0/0x4e0 [ 114.505218] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 114.510389] RIP: 0033:0x459829 2020/01/11 10:38:54 executed programs: 263 [ 114.513575] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 114.532558] RSP: 002b:00007fca838a6c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 114.540252] RAX: ffffffffffffffda RBX: 00007fca838a6c90 RCX: 0000000000459829 [ 114.547503] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 114.554753] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 114.562003] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca838a76d4 [ 114.569252] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 114.593582] FAULT_INJECTION: forcing a failure. [ 114.593582] name failslab, interval 1, probability 0, space 0, times 0 [ 114.610443] FAULT_INJECTION: forcing a failure. [ 114.610443] name failslab, interval 1, probability 0, space 0, times 0 [ 114.627086] FAULT_INJECTION: forcing a failure. [ 114.627086] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 114.633562] CPU: 1 PID: 7874 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 114.646730] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 114.656087] Call Trace: [ 114.658671] dump_stack+0x123/0x177 [ 114.662289] should_fail.cold.4+0x5/0x13 [ 114.666353] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 114.671455] ? lock_downgrade+0x860/0x860 [ 114.675603] __should_failslab+0xba/0xf0 [ 114.679652] should_failslab+0x9/0x14 [ 114.683435] kmem_cache_alloc+0x2bc/0x730 [ 114.687565] ? anon_vma_clone+0x28e/0x3f0 [ 114.691700] ? anon_vma_fork+0xd3/0x450 [ 114.695662] anon_vma_fork+0x1be/0x450 [ 114.699539] copy_process.part.35+0x3a76/0x7330 [ 114.704202] ? __cleanup_sighand+0x40/0x40 [ 114.708433] ? __f_unlock_pos+0xd/0x10 [ 114.712304] ? lock_downgrade+0x860/0x860 [ 114.716451] _do_fork+0x15d/0xba0 [ 114.719887] ? __sb_end_write+0xa4/0xd0 [ 114.723845] ? fork_idle+0x250/0x250 [ 114.727543] ? ksys_write+0x1ce/0x260 [ 114.731324] ? do_sys_open+0x16e/0x350 [ 114.735194] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 114.739932] ? do_syscall_64+0x21/0x4e0 [ 114.743891] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 114.749371] __x64_sys_clone+0xba/0x140 [ 114.753340] do_syscall_64+0xd0/0x4e0 [ 114.757148] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 114.762432] RIP: 0033:0x459829 [ 114.765620] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 114.784515] RSP: 002b:00007f9acacddc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 114.792211] RAX: ffffffffffffffda RBX: 00007f9acacddc90 RCX: 0000000000459829 [ 114.799467] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 114.806722] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 114.813973] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacde6d4 [ 114.821226] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 114.828599] CPU: 0 PID: 7880 Comm: syz-executor.2 Not tainted 4.19.94-syzkaller #0 [ 114.836321] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 114.845671] Call Trace: [ 114.848263] dump_stack+0x123/0x177 [ 114.851893] should_fail.cold.4+0x5/0x13 [ 114.855961] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 114.861051] ? __might_sleep+0x95/0x190 [ 114.865007] __alloc_pages_nodemask+0x1d5/0x710 [ 114.869662] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 114.874956] ? lock_downgrade+0x860/0x860 [ 114.879892] alloc_pages_current+0xd6/0x1b0 [ 114.884206] pte_alloc_one+0x14/0x130 [ 114.887994] __pte_alloc+0x1d/0x2f0 [ 114.891639] copy_page_range+0xe5e/0x1810 [ 114.895777] ? find_held_lock+0x36/0x1d0 [ 114.899839] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 114.905281] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 114.910132] ? pmd_alloc+0x110/0x110 [ 114.913838] ? __vma_link_rb+0x1fc/0x340 [ 114.917889] copy_process.part.35+0x37b9/0x7330 [ 114.922597] ? __cleanup_sighand+0x40/0x40 [ 114.926820] ? __f_unlock_pos+0xd/0x10 [ 114.930694] ? lock_downgrade+0x860/0x860 [ 114.934841] _do_fork+0x15d/0xba0 [ 114.938277] ? __sb_end_write+0xa4/0xd0 [ 114.942232] ? fork_idle+0x250/0x250 [ 114.945928] ? ksys_write+0x1ce/0x260 [ 114.949717] ? do_sys_open+0x16e/0x350 [ 114.953585] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 114.958322] ? do_syscall_64+0x21/0x4e0 [ 114.962280] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 114.967632] __x64_sys_clone+0xba/0x140 [ 114.971587] do_syscall_64+0xd0/0x4e0 [ 114.975371] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 114.981520] RIP: 0033:0x459829 [ 114.984709] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 115.003695] RSP: 002b:00007f72745d5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 115.011384] RAX: ffffffffffffffda RBX: 00007f72745d5c90 RCX: 0000000000459829 [ 115.018659] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 115.025914] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 115.033168] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f72745d66d4 [ 115.040420] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 115.047686] CPU: 1 PID: 7876 Comm: syz-executor.5 Not tainted 4.19.94-syzkaller #0 [ 115.055395] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 115.064750] Call Trace: [ 115.064762] dump_stack+0x123/0x177 [ 115.064772] should_fail.cold.4+0x5/0x13 [ 115.064779] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 115.064785] ? lock_downgrade+0x860/0x860 [ 115.064797] __should_failslab+0xba/0xf0 [ 115.064804] should_failslab+0x9/0x14 [ 115.064809] kmem_cache_alloc+0x2bc/0x730 [ 115.064821] ptlock_alloc+0x1d/0x70 [ 115.064828] pte_alloc_one+0x4e/0x130 [ 115.064834] __pte_alloc+0x1d/0x2f0 [ 115.064842] copy_page_range+0xe5e/0x1810 [ 115.064848] ? find_held_lock+0x36/0x1d0 [ 115.064860] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 115.064867] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 115.064876] ? pmd_alloc+0x110/0x110 [ 115.064883] ? __vma_link_rb+0x1fc/0x340 [ 115.064892] copy_process.part.35+0x37b9/0x7330 [ 115.064912] ? __cleanup_sighand+0x40/0x40 [ 115.080243] ? __f_unlock_pos+0xd/0x10 [ 115.080252] ? lock_downgrade+0x860/0x860 [ 115.080272] _do_fork+0x15d/0xba0 [ 115.088481] ? __sb_end_write+0xa4/0xd0 [ 115.088490] ? fork_idle+0x250/0x250 [ 115.088497] ? ksys_write+0x1ce/0x260 [ 115.088501] ? do_sys_open+0x16e/0x350 [ 115.088510] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 115.088516] ? do_syscall_64+0x21/0x4e0 [ 115.088523] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 115.088529] __x64_sys_clone+0xba/0x140 [ 115.088535] do_syscall_64+0xd0/0x4e0 [ 115.088543] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 115.088549] RIP: 0033:0x459829 [ 115.088555] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 115.088558] RSP: 002b:00007f2f2afbac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 115.088563] RAX: ffffffffffffffda RBX: 00007f2f2afbac90 RCX: 0000000000459829 [ 115.088566] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 115.088569] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 115.088571] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f2afbb6d4 [ 115.088574] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 115.098456] FAULT_INJECTION: forcing a failure. [ 115.098456] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 115.109947] FAULT_INJECTION: forcing a failure. [ 115.109947] name failslab, interval 1, probability 0, space 0, times 0 [ 115.120713] FAULT_INJECTION: forcing a failure. [ 115.120713] name failslab, interval 1, probability 0, space 0, times 0 [ 115.126337] CPU: 0 PID: 7884 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 115.305027] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 115.314363] Call Trace: [ 115.316948] dump_stack+0x123/0x177 [ 115.320568] should_fail.cold.4+0x5/0x13 [ 115.324617] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 115.329716] ? lock_downgrade+0x860/0x860 [ 115.333976] __should_failslab+0xba/0xf0 [ 115.338738] should_failslab+0x9/0x14 [ 115.342566] kmem_cache_alloc+0x2bc/0x730 [ 115.346706] ptlock_alloc+0x1d/0x70 [ 115.350317] pte_alloc_one+0x4e/0x130 [ 115.354102] __pte_alloc+0x1d/0x2f0 [ 115.357713] copy_page_range+0xe5e/0x1810 [ 115.361851] ? find_held_lock+0x36/0x1d0 [ 115.365904] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 115.371337] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 115.376167] ? pmd_alloc+0x110/0x110 [ 115.379886] ? __vma_link_rb+0x1fc/0x340 [ 115.383931] copy_process.part.35+0x37b9/0x7330 [ 115.388595] ? __cleanup_sighand+0x40/0x40 [ 115.392827] ? __f_unlock_pos+0xd/0x10 [ 115.396701] ? lock_downgrade+0x860/0x860 [ 115.400859] _do_fork+0x15d/0xba0 [ 115.404296] ? __sb_end_write+0xa4/0xd0 [ 115.408344] ? fork_idle+0x250/0x250 [ 115.412052] ? ksys_write+0x1ce/0x260 [ 115.415842] ? do_sys_open+0x16e/0x350 [ 115.419715] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 115.424457] ? do_syscall_64+0x21/0x4e0 [ 115.428414] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 115.433776] __x64_sys_clone+0xba/0x140 [ 115.437740] do_syscall_64+0xd0/0x4e0 [ 115.441529] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 115.448281] RIP: 0033:0x459829 [ 115.451457] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 115.470358] RSP: 002b:00007f01d6614c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 115.478059] RAX: ffffffffffffffda RBX: 00007f01d6614c90 RCX: 0000000000459829 [ 115.485327] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 115.492580] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 115.499848] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d66156d4 [ 115.507104] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 115.514371] CPU: 1 PID: 7883 Comm: syz-executor.1 Not tainted 4.19.94-syzkaller #0 [ 115.522089] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 115.531437] Call Trace: [ 115.531451] dump_stack+0x123/0x177 [ 115.531461] should_fail.cold.4+0x5/0x13 [ 115.531469] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 115.531477] ? __might_sleep+0x95/0x190 [ 115.531486] __alloc_pages_nodemask+0x1d5/0x710 [ 115.531493] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 115.531502] ? lock_downgrade+0x860/0x860 [ 115.531512] alloc_pages_current+0xd6/0x1b0 [ 115.531522] pte_alloc_one+0x14/0x130 [ 115.537729] __pte_alloc+0x1d/0x2f0 [ 115.537736] copy_page_range+0xe5e/0x1810 [ 115.537742] ? find_held_lock+0x36/0x1d0 [ 115.537754] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 115.537760] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 115.537769] ? pmd_alloc+0x110/0x110 [ 115.537776] ? __vma_link_rb+0x1fc/0x340 [ 115.537786] copy_process.part.35+0x37b9/0x7330 [ 115.537809] ? __cleanup_sighand+0x40/0x40 [ 115.537816] ? __f_unlock_pos+0xd/0x10 [ 115.537822] ? lock_downgrade+0x860/0x860 [ 115.537839] _do_fork+0x15d/0xba0 [ 115.537845] ? __sb_end_write+0xa4/0xd0 [ 115.537852] ? fork_idle+0x250/0x250 [ 115.537859] ? ksys_write+0x1ce/0x260 [ 115.537863] ? do_sys_open+0x16e/0x350 [ 115.537871] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 115.643723] ? do_syscall_64+0x21/0x4e0 [ 115.647696] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 115.653325] __x64_sys_clone+0xba/0x140 [ 115.657294] do_syscall_64+0xd0/0x4e0 [ 115.661087] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 115.666265] RIP: 0033:0x459829 [ 115.669449] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 115.688357] RSP: 002b:00007f539f038c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 115.696142] RAX: ffffffffffffffda RBX: 00007f539f038c90 RCX: 0000000000459829 [ 115.703595] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 115.710852] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 115.718108] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539f0396d4 [ 115.725369] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 115.732655] CPU: 0 PID: 7886 Comm: syz-executor.4 Not tainted 4.19.94-syzkaller #0 [ 115.740373] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 115.749809] Call Trace: [ 115.752485] dump_stack+0x123/0x177 [ 115.756095] should_fail.cold.4+0x5/0x13 [ 115.760396] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 115.765479] ? lock_downgrade+0x860/0x860 [ 115.769607] __should_failslab+0xba/0xf0 [ 115.773681] should_failslab+0x9/0x14 [ 115.777491] kmem_cache_alloc+0x2bc/0x730 [ 115.781628] ptlock_alloc+0x1d/0x70 [ 115.785242] pte_alloc_one+0x4e/0x130 [ 115.789028] __pte_alloc+0x1d/0x2f0 [ 115.792639] copy_page_range+0xe5e/0x1810 [ 115.796769] ? find_held_lock+0x36/0x1d0 [ 115.800825] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 115.806268] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 115.811100] ? pmd_alloc+0x110/0x110 [ 115.814792] ? __vma_link_rb+0x1fc/0x340 [ 115.818885] copy_process.part.35+0x37b9/0x7330 [ 115.823574] ? __cleanup_sighand+0x40/0x40 [ 115.827810] ? __f_unlock_pos+0xd/0x10 [ 115.831700] ? lock_downgrade+0x860/0x860 [ 115.835834] _do_fork+0x15d/0xba0 [ 115.839274] ? __sb_end_write+0xa4/0xd0 [ 115.843230] ? fork_idle+0x250/0x250 [ 115.847048] ? ksys_write+0x1ce/0x260 [ 115.850828] ? do_sys_open+0x16e/0x350 [ 115.854699] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 115.859436] ? do_syscall_64+0x21/0x4e0 [ 115.863388] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 115.868757] __x64_sys_clone+0xba/0x140 [ 115.872710] do_syscall_64+0xd0/0x4e0 [ 115.876497] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 115.881684] RIP: 0033:0x459829 [ 115.884856] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 115.903747] RSP: 002b:00007fca838c7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 115.911441] RAX: ffffffffffffffda RBX: 00007fca838c7c90 RCX: 0000000000459829 [ 115.918690] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 115.925952] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 115.933202] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca838c86d4 [ 115.940482] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 115.998062] FAULT_INJECTION: forcing a failure. [ 115.998062] name failslab, interval 1, probability 0, space 0, times 0 [ 116.003423] FAULT_INJECTION: forcing a failure. [ 116.003423] name failslab, interval 1, probability 0, space 0, times 0 [ 116.021991] FAULT_INJECTION: forcing a failure. [ 116.021991] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 116.023740] FAULT_INJECTION: forcing a failure. [ 116.023740] name failslab, interval 1, probability 0, space 0, times 0 [ 116.050487] FAULT_INJECTION: forcing a failure. [ 116.050487] name failslab, interval 1, probability 0, space 0, times 0 [ 116.076499] CPU: 1 PID: 7897 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 116.084247] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 116.084251] Call Trace: [ 116.084264] dump_stack+0x123/0x177 [ 116.084276] should_fail.cold.4+0x5/0x13 [ 116.084284] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 116.109114] ? lock_downgrade+0x860/0x860 [ 116.113264] __should_failslab+0xba/0xf0 [ 116.117324] should_failslab+0x9/0x14 [ 116.121115] kmem_cache_alloc+0x2bc/0x730 [ 116.125399] ptlock_alloc+0x1d/0x70 [ 116.129021] pte_alloc_one+0x4e/0x130 [ 116.132818] __pte_alloc+0x1d/0x2f0 [ 116.136436] copy_page_range+0xe5e/0x1810 [ 116.140688] ? find_held_lock+0x36/0x1d0 [ 116.144757] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 116.150222] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 116.155079] ? pmd_alloc+0x110/0x110 [ 116.158791] ? __vma_link_rb+0x1fc/0x340 [ 116.162850] copy_process.part.35+0x37b9/0x7330 [ 116.167780] ? __cleanup_sighand+0x40/0x40 [ 116.172022] ? __f_unlock_pos+0xd/0x10 [ 116.175894] ? lock_downgrade+0x860/0x860 [ 116.180041] _do_fork+0x15d/0xba0 [ 116.183494] ? __sb_end_write+0xa4/0xd0 [ 116.187659] ? fork_idle+0x250/0x250 [ 116.191402] ? ksys_write+0x1ce/0x260 [ 116.195191] ? do_sys_open+0x16e/0x350 [ 116.199226] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 116.203969] ? do_syscall_64+0x21/0x4e0 [ 116.207945] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 116.213325] __x64_sys_clone+0xba/0x140 [ 116.217481] do_syscall_64+0xd0/0x4e0 [ 116.221371] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 116.226546] RIP: 0033:0x459829 [ 116.229734] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 116.231410] FAULT_INJECTION: forcing a failure. [ 116.231410] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 116.248745] RSP: 002b:00007f01d6614c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 116.248752] RAX: ffffffffffffffda RBX: 00007f01d6614c90 RCX: 0000000000459829 [ 116.248755] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 116.248757] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 116.248760] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d66156d4 [ 116.248762] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 116.251585] CPU: 1 PID: 7896 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 116.312561] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 116.322049] Call Trace: [ 116.324630] dump_stack+0x123/0x177 [ 116.328243] should_fail.cold.4+0x5/0x13 [ 116.332290] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 116.337382] ? lock_downgrade+0x860/0x860 [ 116.341530] __should_failslab+0xba/0xf0 [ 116.345585] should_failslab+0x9/0x14 [ 116.349543] kmem_cache_alloc+0x2bc/0x730 [ 116.353797] ptlock_alloc+0x1d/0x70 [ 116.357433] pte_alloc_one+0x4e/0x130 [ 116.361640] __pte_alloc+0x1d/0x2f0 [ 116.365269] copy_page_range+0xe5e/0x1810 [ 116.369411] ? find_held_lock+0x36/0x1d0 [ 116.373468] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 116.378916] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 116.383751] ? pmd_alloc+0x110/0x110 [ 116.387449] ? __vma_link_rb+0x1fc/0x340 [ 116.391509] copy_process.part.35+0x37b9/0x7330 [ 116.396458] ? __cleanup_sighand+0x40/0x40 [ 116.400682] ? __f_unlock_pos+0xd/0x10 [ 116.404551] ? lock_downgrade+0x860/0x860 [ 116.408693] _do_fork+0x15d/0xba0 [ 116.412128] ? __sb_end_write+0xa4/0xd0 [ 116.416090] ? fork_idle+0x250/0x250 [ 116.419799] ? ksys_write+0x1ce/0x260 [ 116.423581] ? do_sys_open+0x16e/0x350 [ 116.427453] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 116.432223] ? do_syscall_64+0x21/0x4e0 [ 116.436184] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 116.441543] __x64_sys_clone+0xba/0x140 [ 116.445678] do_syscall_64+0xd0/0x4e0 [ 116.449464] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 116.454650] RIP: 0033:0x459829 [ 116.457832] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 116.477595] RSP: 002b:00007f9acacddc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 116.485304] RAX: ffffffffffffffda RBX: 00007f9acacddc90 RCX: 0000000000459829 [ 116.492558] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 116.499818] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 116.507080] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacde6d4 [ 116.514344] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 116.521631] CPU: 0 PID: 7905 Comm: syz-executor.1 Not tainted 4.19.94-syzkaller #0 [ 116.529347] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 116.538695] Call Trace: [ 116.541286] dump_stack+0x123/0x177 [ 116.544912] should_fail.cold.4+0x5/0x13 [ 116.548965] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 116.554052] ? lock_downgrade+0x860/0x860 [ 116.558187] __should_failslab+0xba/0xf0 [ 116.562230] should_failslab+0x9/0x14 [ 116.566014] kmem_cache_alloc+0x2bc/0x730 [ 116.570148] ptlock_alloc+0x1d/0x70 [ 116.573763] pte_alloc_one+0x4e/0x130 [ 116.577546] __pte_alloc+0x1d/0x2f0 [ 116.581157] copy_page_range+0xe5e/0x1810 [ 116.585287] ? find_held_lock+0x36/0x1d0 [ 116.589341] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 116.594774] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 116.599607] ? pmd_alloc+0x110/0x110 [ 116.603304] ? __vma_link_rb+0x1fc/0x340 [ 116.607435] copy_process.part.35+0x37b9/0x7330 [ 116.612101] ? __cleanup_sighand+0x40/0x40 [ 116.616666] ? __f_unlock_pos+0xd/0x10 [ 116.620542] ? lock_downgrade+0x860/0x860 [ 116.624957] _do_fork+0x15d/0xba0 [ 116.628514] ? __sb_end_write+0xa4/0xd0 [ 116.632571] ? fork_idle+0x250/0x250 [ 116.636387] ? ksys_write+0x1ce/0x260 [ 116.640175] ? do_sys_open+0x16e/0x350 [ 116.644050] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 116.648799] ? do_syscall_64+0x21/0x4e0 [ 116.652782] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 116.658137] __x64_sys_clone+0xba/0x140 [ 116.662106] do_syscall_64+0xd0/0x4e0 [ 116.665895] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 116.671085] RIP: 0033:0x459829 [ 116.675740] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 116.694632] RSP: 002b:00007f539f038c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 116.702327] RAX: ffffffffffffffda RBX: 00007f539f038c90 RCX: 0000000000459829 [ 116.709605] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 116.716876] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 116.724139] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539f0396d4 [ 116.731394] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 116.738669] CPU: 1 PID: 7900 Comm: syz-executor.2 Not tainted 4.19.94-syzkaller #0 [ 116.746384] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 116.755743] Call Trace: [ 116.758415] dump_stack+0x123/0x177 [ 116.762032] should_fail.cold.4+0x5/0x13 [ 116.766118] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 116.771233] ? lock_downgrade+0x860/0x860 [ 116.775384] __should_failslab+0xba/0xf0 [ 116.779435] should_failslab+0x9/0x14 [ 116.783221] kmem_cache_alloc+0x2bc/0x730 [ 116.787366] ptlock_alloc+0x1d/0x70 [ 116.790982] pte_alloc_one+0x4e/0x130 [ 116.794776] __pte_alloc+0x1d/0x2f0 [ 116.798390] copy_page_range+0xe5e/0x1810 [ 116.802547] ? find_held_lock+0x36/0x1d0 [ 116.806601] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 116.812059] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 116.816889] ? pmd_alloc+0x110/0x110 [ 116.820597] ? __vma_link_rb+0x1fc/0x340 [ 116.824653] copy_process.part.35+0x37b9/0x7330 [ 116.829319] ? __cleanup_sighand+0x40/0x40 [ 116.833534] ? __f_unlock_pos+0xd/0x10 [ 116.837403] ? lock_downgrade+0x860/0x860 [ 116.841541] _do_fork+0x15d/0xba0 [ 116.844981] ? __sb_end_write+0xa4/0xd0 [ 116.848959] ? fork_idle+0x250/0x250 [ 116.852657] ? ksys_write+0x1ce/0x260 [ 116.856439] ? do_sys_open+0x16e/0x350 [ 116.860316] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 116.865054] ? do_syscall_64+0x21/0x4e0 [ 116.869289] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 116.874655] __x64_sys_clone+0xba/0x140 [ 116.878634] do_syscall_64+0xd0/0x4e0 [ 116.882455] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 116.887628] RIP: 0033:0x459829 [ 116.890817] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 116.909726] RSP: 002b:00007f72745d5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 116.917424] RAX: ffffffffffffffda RBX: 00007f72745d5c90 RCX: 0000000000459829 [ 116.924679] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 116.931949] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 116.939206] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f72745d66d4 [ 116.946459] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 116.953912] CPU: 0 PID: 7903 Comm: syz-executor.5 Not tainted 4.19.94-syzkaller #0 [ 116.961629] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 116.971074] Call Trace: [ 116.973656] dump_stack+0x123/0x177 [ 116.977276] should_fail.cold.4+0x5/0x13 [ 116.981330] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 116.986432] ? __might_sleep+0x95/0x190 [ 116.990393] __alloc_pages_nodemask+0x1d5/0x710 [ 116.995046] ? kasan_kmalloc+0xc7/0xe0 [ 116.998919] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 117.003918] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 117.009282] alloc_pages_current+0xd6/0x1b0 [ 117.013588] pte_alloc_one+0x14/0x130 [ 117.017407] copy_huge_pmd+0x69/0x510 [ 117.021234] copy_page_range+0x597/0x1810 [ 117.025384] ? find_held_lock+0x36/0x1d0 [ 117.029440] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 117.034889] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 117.039719] ? pmd_alloc+0x110/0x110 [ 117.043439] ? __vma_link_rb+0x1fc/0x340 [ 117.048806] copy_process.part.35+0x37b9/0x7330 [ 117.053495] ? __cleanup_sighand+0x40/0x40 [ 117.057711] ? __f_unlock_pos+0xd/0x10 [ 117.061579] ? lock_downgrade+0x860/0x860 [ 117.065728] _do_fork+0x15d/0xba0 [ 117.069164] ? __sb_end_write+0xa4/0xd0 [ 117.073123] ? fork_idle+0x250/0x250 [ 117.076832] ? ksys_write+0x1ce/0x260 [ 117.080610] ? do_sys_open+0x16e/0x350 [ 117.084479] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 117.089240] ? do_syscall_64+0x21/0x4e0 [ 117.093199] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 117.098559] __x64_sys_clone+0xba/0x140 [ 117.102520] do_syscall_64+0xd0/0x4e0 [ 117.106311] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 117.111492] RIP: 0033:0x459829 [ 117.114842] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 117.133924] RSP: 002b:00007f2f2af99c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 117.141630] RAX: ffffffffffffffda RBX: 00007f2f2af99c90 RCX: 0000000000459829 [ 117.149145] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 117.156427] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 117.163694] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f2af9a6d4 [ 117.170947] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 117.178738] CPU: 1 PID: 7907 Comm: syz-executor.4 Not tainted 4.19.94-syzkaller #0 [ 117.186453] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 117.195811] Call Trace: [ 117.198401] dump_stack+0x123/0x177 [ 117.202036] should_fail.cold.4+0x5/0x13 [ 117.206096] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 117.206105] ? __might_sleep+0x95/0x190 [ 117.206115] __alloc_pages_nodemask+0x1d5/0x710 [ 117.206121] ? kasan_kmalloc+0xc7/0xe0 [ 117.206128] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 117.206134] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 117.206147] alloc_pages_current+0xd6/0x1b0 [ 117.206158] pte_alloc_one+0x14/0x130 [ 117.206165] copy_huge_pmd+0x69/0x510 [ 117.206175] copy_page_range+0x597/0x1810 [ 117.206184] ? find_held_lock+0x36/0x1d0 [ 117.219968] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 117.219976] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 117.219985] ? pmd_alloc+0x110/0x110 [ 117.219992] ? __vma_link_rb+0x1fc/0x340 [ 117.220002] copy_process.part.35+0x37b9/0x7330 [ 117.220025] ? __cleanup_sighand+0x40/0x40 [ 117.220031] ? __f_unlock_pos+0xd/0x10 [ 117.220036] ? lock_downgrade+0x860/0x860 [ 117.220053] _do_fork+0x15d/0xba0 [ 117.264896] ? __sb_end_write+0xa4/0xd0 [ 117.264906] ? fork_idle+0x250/0x250 [ 117.264914] ? ksys_write+0x1ce/0x260 [ 117.277444] ? do_sys_open+0x16e/0x350 [ 117.277454] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 117.277460] ? do_syscall_64+0x21/0x4e0 [ 117.277467] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 117.277476] __x64_sys_clone+0xba/0x140 [ 117.277483] do_syscall_64+0xd0/0x4e0 [ 117.277490] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 117.277496] RIP: 0033:0x459829 [ 117.277502] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 117.277505] RSP: 002b:00007fca838c7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 117.277511] RAX: ffffffffffffffda RBX: 00007fca838c7c90 RCX: 0000000000459829 [ 117.277515] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 117.277518] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 117.277521] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca838c86d4 [ 117.277524] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 117.283779] FAULT_INJECTION: forcing a failure. [ 117.283779] name failslab, interval 1, probability 0, space 0, times 0 [ 117.305674] FAULT_INJECTION: forcing a failure. [ 117.305674] name failslab, interval 1, probability 0, space 0, times 0 [ 117.327029] FAULT_INJECTION: forcing a failure. [ 117.327029] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 117.329569] FAULT_INJECTION: forcing a failure. [ 117.329569] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 117.331076] CPU: 1 PID: 7919 Comm: syz-executor.1 Not tainted 4.19.94-syzkaller #0 [ 117.358314] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 117.358318] Call Trace: [ 117.358335] dump_stack+0x123/0x177 [ 117.358346] should_fail.cold.4+0x5/0x13 [ 117.358353] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 117.358361] ? __might_sleep+0x95/0x190 [ 117.358370] __alloc_pages_nodemask+0x1d5/0x710 [ 117.358377] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 117.358385] ? lock_downgrade+0x860/0x860 [ 117.358394] alloc_pages_current+0xd6/0x1b0 [ 117.358404] pte_alloc_one+0x14/0x130 [ 117.358410] __pte_alloc+0x1d/0x2f0 [ 117.358416] copy_page_range+0xe5e/0x1810 [ 117.358423] ? find_held_lock+0x36/0x1d0 [ 117.358434] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 117.358441] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 117.358448] ? pmd_alloc+0x110/0x110 [ 117.358459] ? __vma_link_rb+0x1fc/0x340 [ 117.383305] FAULT_INJECTION: forcing a failure. [ 117.383305] name failslab, interval 1, probability 0, space 0, times 0 [ 117.387919] copy_process.part.35+0x37b9/0x7330 [ 117.387942] ? __cleanup_sighand+0x40/0x40 [ 117.387948] ? finish_task_switch+0x14a/0x720 [ 117.387955] ? _raw_spin_unlock_irq+0x27/0x80 [ 117.387959] ? finish_task_switch+0x14a/0x720 [ 117.387964] ? _raw_spin_unlock_irq+0x27/0x80 [ 117.387972] ? trace_hardirqs_on+0x28/0x190 [ 117.425095] ? _raw_spin_unlock_irq+0x60/0x80 [ 117.498778] _do_fork+0x15d/0xba0 [ 117.498787] ? __schedule+0x794/0x1c10 [ 117.498793] ? fork_idle+0x250/0x250 [ 117.498798] ? pci_mmcfg_check_reserved+0x120/0x120 [ 117.498806] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 117.498812] ? do_syscall_64+0x21/0x4e0 [ 117.498817] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 117.498824] __x64_sys_clone+0xba/0x140 [ 117.498831] do_syscall_64+0xd0/0x4e0 [ 117.498838] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 117.514654] RIP: 0033:0x459829 [ 117.532650] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 117.561387] RSP: 002b:00007f539f038c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 117.656319] RAX: ffffffffffffffda RBX: 00007f539f038c90 RCX: 0000000000459829 [ 117.663585] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 117.670841] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 117.678092] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539f0396d4 [ 117.685346] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 117.692623] CPU: 0 PID: 7911 Comm: syz-executor.5 Not tainted 4.19.94-syzkaller #0 [ 117.700359] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 117.709717] Call Trace: [ 117.712309] dump_stack+0x123/0x177 [ 117.715946] should_fail.cold.4+0x5/0x13 [ 117.720012] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 117.725115] ? lock_downgrade+0x860/0x860 [ 117.729267] __should_failslab+0xba/0xf0 [ 117.733328] should_failslab+0x9/0x14 [ 117.737129] kmem_cache_alloc+0x2bc/0x730 [ 117.741265] ptlock_alloc+0x1d/0x70 [ 117.744879] pte_alloc_one+0x4e/0x130 [ 117.748675] copy_huge_pmd+0x69/0x510 [ 117.752485] copy_page_range+0x597/0x1810 [ 117.756617] ? find_held_lock+0x36/0x1d0 [ 117.760665] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 117.766185] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 117.771014] ? pmd_alloc+0x110/0x110 [ 117.774720] ? __vma_link_rb+0x1fc/0x340 [ 117.778766] copy_process.part.35+0x37b9/0x7330 [ 117.783446] ? __cleanup_sighand+0x40/0x40 [ 117.787674] ? __f_unlock_pos+0xd/0x10 [ 117.791542] ? lock_downgrade+0x860/0x860 [ 117.795678] _do_fork+0x15d/0xba0 [ 117.799117] ? __sb_end_write+0xa4/0xd0 [ 117.803101] ? fork_idle+0x250/0x250 [ 117.806805] ? ksys_write+0x1ce/0x260 [ 117.810588] ? pci_mmcfg_check_reserved+0x120/0x120 [ 117.815593] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 117.820332] ? do_syscall_64+0x21/0x4e0 [ 117.824308] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 117.830113] __x64_sys_clone+0xba/0x140 [ 117.834091] do_syscall_64+0xd0/0x4e0 [ 117.837898] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 117.843075] RIP: 0033:0x459829 [ 117.846256] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 117.865149] RSP: 002b:00007f2f2afbac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 117.872857] RAX: ffffffffffffffda RBX: 00007f2f2afbac90 RCX: 0000000000459829 [ 117.880124] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 117.887398] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 117.894656] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f2afbb6d4 [ 117.901926] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 117.909196] CPU: 1 PID: 7921 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 117.916914] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 117.926265] Call Trace: [ 117.928853] dump_stack+0x123/0x177 [ 117.932479] should_fail.cold.4+0x5/0x13 [ 117.937404] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 117.942511] ? lock_downgrade+0x860/0x860 [ 117.946668] __should_failslab+0xba/0xf0 [ 117.950807] should_failslab+0x9/0x14 [ 117.954598] kmem_cache_alloc+0x2bc/0x730 [ 117.958738] ptlock_alloc+0x1d/0x70 [ 117.962372] pte_alloc_one+0x4e/0x130 [ 117.966174] copy_huge_pmd+0x69/0x510 [ 117.969988] copy_page_range+0x597/0x1810 [ 117.974152] ? find_held_lock+0x36/0x1d0 [ 117.978207] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 117.983650] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 117.988489] ? pmd_alloc+0x110/0x110 [ 117.992198] ? __vma_link_rb+0x1fc/0x340 [ 117.996425] copy_process.part.35+0x37b9/0x7330 [ 118.001095] ? __cleanup_sighand+0x40/0x40 [ 118.005312] ? __f_unlock_pos+0xd/0x10 [ 118.009187] ? lock_downgrade+0x860/0x860 [ 118.013335] _do_fork+0x15d/0xba0 [ 118.016776] ? __sb_end_write+0xa4/0xd0 [ 118.020740] ? fork_idle+0x250/0x250 [ 118.024451] ? ksys_write+0x1ce/0x260 [ 118.028236] ? do_sys_open+0x16e/0x350 [ 118.032115] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 118.036866] ? do_syscall_64+0x21/0x4e0 [ 118.040826] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 118.046182] __x64_sys_clone+0xba/0x140 [ 118.050149] do_syscall_64+0xd0/0x4e0 [ 118.053933] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 118.059107] RIP: 0033:0x459829 [ 118.062307] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 118.081302] RSP: 002b:00007f01d65f3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 118.088998] RAX: ffffffffffffffda RBX: 00007f01d65f3c90 RCX: 0000000000459829 [ 118.096422] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 118.103688] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 118.111071] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d65f46d4 [ 118.118344] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000003 [ 118.125806] CPU: 0 PID: 7916 Comm: syz-executor.2 Not tainted 4.19.94-syzkaller #0 [ 118.133522] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 118.142866] Call Trace: [ 118.145445] dump_stack+0x123/0x177 [ 118.149062] should_fail.cold.4+0x5/0x13 [ 118.153111] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 118.158212] ? __might_sleep+0x95/0x190 [ 118.162171] __alloc_pages_nodemask+0x1d5/0x710 [ 118.166824] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 118.171838] ? lock_downgrade+0x860/0x860 [ 118.175971] alloc_pages_current+0xd6/0x1b0 [ 118.180283] pte_alloc_one+0x14/0x130 [ 118.184066] __pte_alloc+0x1d/0x2f0 [ 118.187694] copy_page_range+0xe5e/0x1810 [ 118.191827] ? find_held_lock+0x36/0x1d0 [ 118.195884] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 118.201675] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 118.206524] ? pmd_alloc+0x110/0x110 [ 118.210222] ? __vma_link_rb+0x1fc/0x340 [ 118.214281] copy_process.part.35+0x37b9/0x7330 [ 118.219987] ? __cleanup_sighand+0x40/0x40 [ 118.224216] ? __f_unlock_pos+0xd/0x10 [ 118.228094] ? lock_downgrade+0x860/0x860 [ 118.232251] _do_fork+0x15d/0xba0 [ 118.235701] ? __sb_end_write+0xa4/0xd0 [ 118.240179] ? fork_idle+0x250/0x250 [ 118.243874] ? ksys_write+0x1ce/0x260 [ 118.247669] ? do_sys_open+0x16e/0x350 [ 118.251539] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 118.256276] ? do_syscall_64+0x21/0x4e0 [ 118.260326] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 118.266630] __x64_sys_clone+0xba/0x140 [ 118.270596] do_syscall_64+0xd0/0x4e0 [ 118.274378] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 118.279549] RIP: 0033:0x459829 [ 118.282723] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 118.301878] RSP: 002b:00007f72745d5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 118.309587] RAX: ffffffffffffffda RBX: 00007f72745d5c90 RCX: 0000000000459829 [ 118.316846] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 118.324117] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 118.331374] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f72745d66d4 [ 118.338637] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 118.346092] CPU: 1 PID: 7917 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 118.353812] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 118.363204] Call Trace: [ 118.365905] dump_stack+0x123/0x177 [ 118.369533] should_fail.cold.4+0x5/0x13 [ 118.373592] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 118.378680] ? lock_downgrade+0x860/0x860 [ 118.382863] __should_failslab+0xba/0xf0 [ 118.386921] should_failslab+0x9/0x14 [ 118.390715] kmem_cache_alloc+0x2bc/0x730 [ 118.395296] ptlock_alloc+0x1d/0x70 [ 118.398907] pte_alloc_one+0x4e/0x130 [ 118.402691] __pte_alloc+0x1d/0x2f0 [ 118.406311] copy_page_range+0xe5e/0x1810 [ 118.410595] ? find_held_lock+0x36/0x1d0 [ 118.414660] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 118.420108] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 118.424942] ? pmd_alloc+0x110/0x110 [ 118.428657] ? __vma_link_rb+0x1fc/0x340 [ 118.432715] copy_process.part.35+0x37b9/0x7330 [ 118.437430] ? __cleanup_sighand+0x40/0x40 [ 118.441647] ? __f_unlock_pos+0xd/0x10 [ 118.445520] ? lock_downgrade+0x860/0x860 [ 118.449673] _do_fork+0x15d/0xba0 [ 118.453129] ? __sb_end_write+0xa4/0xd0 [ 118.457085] ? fork_idle+0x250/0x250 [ 118.460779] ? ksys_write+0x1ce/0x260 [ 118.464568] ? do_sys_open+0x16e/0x350 [ 118.468444] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 118.473188] ? do_syscall_64+0x21/0x4e0 [ 118.477154] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 118.482500] __x64_sys_clone+0xba/0x140 [ 118.486461] do_syscall_64+0xd0/0x4e0 [ 118.490257] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 118.495435] RIP: 0033:0x459829 [ 118.498614] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 118.517523] RSP: 002b:00007f9acacddc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 118.525245] RAX: ffffffffffffffda RBX: 00007f9acacddc90 RCX: 0000000000459829 [ 118.532517] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 118.539797] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 118.547054] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacde6d4 [ 118.554313] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 118.591512] FAULT_INJECTION: forcing a failure. [ 118.591512] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 118.601066] FAULT_INJECTION: forcing a failure. [ 118.601066] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 118.608252] FAULT_INJECTION: forcing a failure. [ 118.608252] name failslab, interval 1, probability 0, space 0, times 0 [ 118.619132] FAULT_INJECTION: forcing a failure. [ 118.619132] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 118.642090] FAULT_INJECTION: forcing a failure. [ 118.642090] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 118.653706] CPU: 1 PID: 7926 Comm: syz-executor.4 Not tainted 4.19.94-syzkaller #0 [ 118.661651] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 118.671007] Call Trace: [ 118.673600] dump_stack+0x123/0x177 [ 118.677222] should_fail.cold.4+0x5/0x13 [ 118.681358] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 118.686447] ? __might_sleep+0x95/0x190 [ 118.690406] __alloc_pages_nodemask+0x1d5/0x710 [ 118.695061] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 118.700065] ? lock_downgrade+0x860/0x860 [ 118.704207] alloc_pages_current+0xd6/0x1b0 [ 118.708524] pte_alloc_one+0x14/0x130 [ 118.712400] __pte_alloc+0x1d/0x2f0 [ 118.716011] copy_page_range+0xe5e/0x1810 [ 118.720160] ? find_held_lock+0x36/0x1d0 [ 118.724226] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 118.729667] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 118.734619] ? pmd_alloc+0x110/0x110 [ 118.738320] ? __vma_link_rb+0x1fc/0x340 [ 118.742370] copy_process.part.35+0x37b9/0x7330 [ 118.747043] ? __cleanup_sighand+0x40/0x40 [ 118.751265] ? __f_unlock_pos+0xd/0x10 [ 118.755148] ? lock_downgrade+0x860/0x860 [ 118.759287] _do_fork+0x15d/0xba0 [ 118.762745] ? __sb_end_write+0xa4/0xd0 [ 118.766703] ? fork_idle+0x250/0x250 [ 118.770403] ? ksys_write+0x1ce/0x260 [ 118.774228] ? do_sys_open+0x16e/0x350 [ 118.778113] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 118.782853] ? do_syscall_64+0x21/0x4e0 [ 118.786842] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 118.792198] __x64_sys_clone+0xba/0x140 [ 118.796174] do_syscall_64+0xd0/0x4e0 [ 118.799966] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 118.805141] RIP: 0033:0x459829 [ 118.808323] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 118.827303] RSP: 002b:00007fca838c7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 118.835032] RAX: ffffffffffffffda RBX: 00007fca838c7c90 RCX: 0000000000459829 [ 118.843417] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 118.850670] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 118.857936] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca838c86d4 [ 118.865190] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 118.872547] CPU: 0 PID: 7935 Comm: syz-executor.1 Not tainted 4.19.94-syzkaller #0 [ 118.880349] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 118.889713] Call Trace: [ 118.892297] dump_stack+0x123/0x177 [ 118.895944] should_fail.cold.4+0x5/0x13 [ 118.899990] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 118.905094] ? __might_sleep+0x95/0x190 [ 118.909071] __alloc_pages_nodemask+0x1d5/0x710 [ 118.913731] ? kasan_kmalloc+0xc7/0xe0 [ 118.917614] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 118.922633] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 118.927988] alloc_pages_current+0xd6/0x1b0 [ 118.932301] pte_alloc_one+0x14/0x130 [ 118.936084] copy_huge_pmd+0x69/0x510 [ 118.939880] copy_page_range+0x597/0x1810 [ 118.944013] ? find_held_lock+0x36/0x1d0 [ 118.948069] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 118.953503] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 118.958340] ? pmd_alloc+0x110/0x110 [ 118.962036] ? __vma_link_rb+0x1fc/0x340 [ 118.966078] copy_process.part.35+0x37b9/0x7330 [ 118.970741] ? __cleanup_sighand+0x40/0x40 [ 118.974954] ? __f_unlock_pos+0xd/0x10 [ 118.978822] ? lock_downgrade+0x860/0x860 [ 118.982972] _do_fork+0x15d/0xba0 [ 118.986409] ? __sb_end_write+0xa4/0xd0 [ 118.990364] ? fork_idle+0x250/0x250 [ 118.994056] ? ksys_write+0x1ce/0x260 [ 118.997847] ? do_sys_open+0x16e/0x350 [ 119.001714] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 119.006461] ? do_syscall_64+0x21/0x4e0 [ 119.010416] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 119.015774] __x64_sys_clone+0xba/0x140 [ 119.019729] do_syscall_64+0xd0/0x4e0 [ 119.023510] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 119.028680] RIP: 0033:0x459829 [ 119.031855] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 119.050871] RSP: 002b:00007f539f038c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 119.058565] RAX: ffffffffffffffda RBX: 00007f539f038c90 RCX: 0000000000459829 [ 119.066436] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 119.073703] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 119.080957] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539f0396d4 [ 119.088840] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 119.096114] CPU: 1 PID: 7931 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 119.104002] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 119.113352] Call Trace: [ 119.115937] dump_stack+0x123/0x177 [ 119.119551] should_fail.cold.4+0x5/0x13 [ 119.123594] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 119.128691] ? lock_downgrade+0x860/0x860 [ 119.132827] __should_failslab+0xba/0xf0 [ 119.136885] should_failslab+0x9/0x14 [ 119.140678] kmem_cache_alloc+0x2bc/0x730 [ 119.144816] ptlock_alloc+0x1d/0x70 [ 119.148462] pte_alloc_one+0x4e/0x130 [ 119.152248] copy_huge_pmd+0x69/0x510 [ 119.156038] copy_page_range+0x597/0x1810 [ 119.160188] ? find_held_lock+0x36/0x1d0 [ 119.164236] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 119.169672] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 119.174515] ? pmd_alloc+0x110/0x110 [ 119.178216] ? __vma_link_rb+0x1fc/0x340 [ 119.182288] copy_process.part.35+0x37b9/0x7330 [ 119.186961] ? __cleanup_sighand+0x40/0x40 [ 119.191182] ? __f_unlock_pos+0xd/0x10 [ 119.195065] ? lock_downgrade+0x860/0x860 [ 119.199206] _do_fork+0x15d/0xba0 [ 119.202660] ? __sb_end_write+0xa4/0xd0 [ 119.206617] ? fork_idle+0x250/0x250 [ 119.210311] ? ksys_write+0x1ce/0x260 [ 119.214116] ? do_sys_open+0x16e/0x350 [ 119.218000] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 119.222739] ? do_syscall_64+0x21/0x4e0 [ 119.226719] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 119.232094] __x64_sys_clone+0xba/0x140 [ 119.236067] do_syscall_64+0xd0/0x4e0 [ 119.239857] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 119.245191] RIP: 0033:0x459829 [ 119.248385] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 119.267408] RSP: 002b:00007f01d6614c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 119.275278] RAX: ffffffffffffffda RBX: 00007f01d6614c90 RCX: 0000000000459829 [ 119.282539] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 119.289813] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 119.297539] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d66156d4 [ 119.304801] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 119.313514] CPU: 1 PID: 7937 Comm: syz-executor.5 Not tainted 4.19.94-syzkaller #0 [ 119.321232] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 119.330585] Call Trace: [ 119.333166] dump_stack+0x123/0x177 [ 119.336790] should_fail.cold.4+0x5/0x13 [ 119.340849] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 119.345954] ? __might_sleep+0x95/0x190 [ 119.349922] __alloc_pages_nodemask+0x1d5/0x710 [ 119.354586] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 119.359591] ? lock_downgrade+0x860/0x860 [ 119.363737] alloc_pages_current+0xd6/0x1b0 [ 119.364016] FAULT_INJECTION: forcing a failure. [ 119.364016] name failslab, interval 1, probability 0, space 0, times 0 [ 119.368055] pte_alloc_one+0x14/0x130 [ 119.368063] __pte_alloc+0x1d/0x2f0 [ 119.368069] copy_page_range+0xe5e/0x1810 [ 119.368076] ? find_held_lock+0x36/0x1d0 [ 119.368088] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 119.368095] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 119.368103] ? pmd_alloc+0x110/0x110 [ 119.368110] ? __vma_link_rb+0x1fc/0x340 [ 119.368120] copy_process.part.35+0x37b9/0x7330 [ 119.368143] ? __cleanup_sighand+0x40/0x40 [ 119.368149] ? __f_unlock_pos+0xd/0x10 [ 119.368154] ? lock_downgrade+0x860/0x860 [ 119.368171] _do_fork+0x15d/0xba0 [ 119.368176] ? __sb_end_write+0xa4/0xd0 [ 119.368183] ? fork_idle+0x250/0x250 [ 119.441632] ? ksys_write+0x1ce/0x260 [ 119.445414] ? do_sys_open+0x16e/0x350 [ 119.449288] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 119.454030] ? do_syscall_64+0x21/0x4e0 [ 119.457994] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 119.463357] __x64_sys_clone+0xba/0x140 [ 119.467317] do_syscall_64+0xd0/0x4e0 [ 119.471102] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 119.476277] RIP: 0033:0x459829 [ 119.479456] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 119.498356] RSP: 002b:00007f2f2afbac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 119.506065] RAX: ffffffffffffffda RBX: 00007f2f2afbac90 RCX: 0000000000459829 [ 119.513502] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 119.520767] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 119.528026] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f2afbb6d4 [ 119.535989] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 119.545368] CPU: 0 PID: 7943 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 119.553093] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 119.562448] Call Trace: [ 119.565089] dump_stack+0x123/0x177 [ 119.568921] should_fail.cold.4+0x5/0x13 [ 119.573087] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 119.578572] ? lock_downgrade+0x860/0x860 [ 119.582712] __should_failslab+0xba/0xf0 [ 119.586763] should_failslab+0x9/0x14 [ 119.590564] kmem_cache_alloc+0x2bc/0x730 [ 119.594736] ? pmd_alloc+0x110/0x110 [ 119.598444] vm_area_dup+0x1b/0x150 [ 119.602053] copy_process.part.35+0x31db/0x7330 [ 119.606726] ? __cleanup_sighand+0x40/0x40 [ 119.611116] ? __f_unlock_pos+0xd/0x10 [ 119.614986] ? lock_downgrade+0x860/0x860 [ 119.619219] _do_fork+0x15d/0xba0 [ 119.622662] ? __sb_end_write+0xa4/0xd0 [ 119.626754] ? fork_idle+0x250/0x250 [ 119.630457] ? ksys_write+0x1ce/0x260 [ 119.634243] ? do_sys_open+0x16e/0x350 [ 119.638120] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 119.642862] ? do_syscall_64+0x21/0x4e0 [ 119.646821] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 119.652169] __x64_sys_clone+0xba/0x140 [ 119.656130] do_syscall_64+0xd0/0x4e0 [ 119.659923] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 119.665107] RIP: 0033:0x459829 [ 119.668285] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 119.687436] RSP: 002b:00007f9acacbcc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 2020/01/11 10:38:59 executed programs: 286 [ 119.695165] RAX: ffffffffffffffda RBX: 00007f9acacbcc90 RCX: 0000000000459829 [ 119.702600] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 119.709881] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 119.717136] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacbd6d4 [ 119.724419] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 119.731785] CPU: 1 PID: 7936 Comm: syz-executor.2 Not tainted 4.19.94-syzkaller #0 [ 119.739505] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 119.749053] Call Trace: [ 119.751651] dump_stack+0x123/0x177 [ 119.755303] should_fail.cold.4+0x5/0x13 [ 119.759530] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 119.759539] ? __might_sleep+0x95/0x190 [ 119.759549] __alloc_pages_nodemask+0x1d5/0x710 [ 119.759556] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 119.759566] ? lock_downgrade+0x860/0x860 [ 119.759575] alloc_pages_current+0xd6/0x1b0 [ 119.759585] pte_alloc_one+0x14/0x130 [ 119.759591] __pte_alloc+0x1d/0x2f0 [ 119.759597] copy_page_range+0xe5e/0x1810 [ 119.759603] ? find_held_lock+0x36/0x1d0 [ 119.759615] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 119.759623] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 119.759631] ? pmd_alloc+0x110/0x110 [ 119.759639] ? __vma_link_rb+0x1fc/0x340 [ 119.759648] copy_process.part.35+0x37b9/0x7330 [ 119.759669] ? __cleanup_sighand+0x40/0x40 [ 119.783919] FAULT_INJECTION: forcing a failure. [ 119.783919] name failslab, interval 1, probability 0, space 0, times 0 [ 119.786829] ? __f_unlock_pos+0xd/0x10 [ 119.786838] ? lock_downgrade+0x860/0x860 [ 119.786856] _do_fork+0x15d/0xba0 [ 119.786862] ? __sb_end_write+0xa4/0xd0 [ 119.786869] ? fork_idle+0x250/0x250 [ 119.786875] ? ksys_write+0x1ce/0x260 [ 119.786880] ? do_sys_open+0x16e/0x350 [ 119.786887] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 119.786893] ? do_syscall_64+0x21/0x4e0 [ 119.786900] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 119.786907] __x64_sys_clone+0xba/0x140 [ 119.786915] do_syscall_64+0xd0/0x4e0 [ 119.786923] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 119.786928] RIP: 0033:0x459829 [ 119.786934] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 119.786937] RSP: 002b:00007f72745d5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 119.786943] RAX: ffffffffffffffda RBX: 00007f72745d5c90 RCX: 0000000000459829 [ 119.786945] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 119.786948] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 119.786951] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f72745d66d4 [ 119.786954] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 119.963445] CPU: 1 PID: 7946 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 119.971159] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 119.974237] FAULT_INJECTION: forcing a failure. [ 119.974237] name failslab, interval 1, probability 0, space 0, times 0 [ 119.980687] Call Trace: [ 119.980705] dump_stack+0x123/0x177 [ 119.980716] should_fail.cold.4+0x5/0x13 [ 119.980723] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 119.980729] ? lock_downgrade+0x860/0x860 [ 119.980740] __should_failslab+0xba/0xf0 [ 119.980748] should_failslab+0x9/0x14 [ 119.980754] kmem_cache_alloc+0x2bc/0x730 [ 119.980759] ? anon_vma_clone+0x28e/0x3f0 [ 119.980769] anon_vma_fork+0xd3/0x450 [ 119.980774] ? memcpy+0x45/0x50 [ 119.980783] copy_process.part.35+0x3a76/0x7330 [ 119.980805] ? __cleanup_sighand+0x40/0x40 [ 120.044125] ? __f_unlock_pos+0xd/0x10 [ 120.048017] ? lock_downgrade+0x860/0x860 [ 120.052159] _do_fork+0x15d/0xba0 [ 120.055602] ? __sb_end_write+0xa4/0xd0 [ 120.059565] ? fork_idle+0x250/0x250 [ 120.063278] ? ksys_write+0x1ce/0x260 [ 120.067058] ? do_sys_open+0x16e/0x350 [ 120.070939] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 120.075673] ? do_syscall_64+0x21/0x4e0 [ 120.079634] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 120.084981] __x64_sys_clone+0xba/0x140 [ 120.088940] do_syscall_64+0xd0/0x4e0 [ 120.092741] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 120.097927] RIP: 0033:0x459829 [ 120.101099] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 120.120103] RSP: 002b:00007f9acacddc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 120.127809] RAX: ffffffffffffffda RBX: 00007f9acacddc90 RCX: 0000000000459829 [ 120.135590] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 120.142844] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 120.150108] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacde6d4 [ 120.157376] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 120.164643] CPU: 0 PID: 7948 Comm: syz-executor.4 Not tainted 4.19.94-syzkaller #0 [ 120.172348] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 120.181689] Call Trace: [ 120.181701] dump_stack+0x123/0x177 [ 120.181712] should_fail.cold.4+0x5/0x13 [ 120.181719] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 120.181727] ? lock_downgrade+0x860/0x860 [ 120.201269] __should_failslab+0xba/0xf0 [ 120.201278] should_failslab+0x9/0x14 [ 120.201285] kmem_cache_alloc+0x2bc/0x730 [ 120.209136] ptlock_alloc+0x1d/0x70 [ 120.209145] pte_alloc_one+0x4e/0x130 [ 120.209151] __pte_alloc+0x1d/0x2f0 [ 120.209159] copy_page_range+0xe5e/0x1810 [ 120.209166] ? find_held_lock+0x36/0x1d0 [ 120.209177] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 120.232535] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 120.242817] ? pmd_alloc+0x110/0x110 [ 120.246557] ? __vma_link_rb+0x1fc/0x340 [ 120.246569] copy_process.part.35+0x37b9/0x7330 [ 120.246592] ? __cleanup_sighand+0x40/0x40 [ 120.246598] ? __f_unlock_pos+0xd/0x10 [ 120.246605] ? lock_downgrade+0x860/0x860 [ 120.246621] _do_fork+0x15d/0xba0 [ 120.253566] FAULT_INJECTION: forcing a failure. [ 120.253566] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 120.255463] ? __sb_end_write+0xa4/0xd0 [ 120.255474] ? fork_idle+0x250/0x250 [ 120.255481] ? ksys_write+0x1ce/0x260 [ 120.255486] ? do_sys_open+0x16e/0x350 [ 120.255494] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 120.255500] ? do_syscall_64+0x21/0x4e0 [ 120.306963] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 120.312321] __x64_sys_clone+0xba/0x140 [ 120.316300] do_syscall_64+0xd0/0x4e0 [ 120.320087] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 120.325257] RIP: 0033:0x459829 [ 120.328515] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 120.347412] RSP: 002b:00007fca838c7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 120.355113] RAX: ffffffffffffffda RBX: 00007fca838c7c90 RCX: 0000000000459829 [ 120.362365] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 120.369615] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 120.376879] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca838c86d4 [ 120.384129] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 120.391393] CPU: 1 PID: 7953 Comm: syz-executor.2 Not tainted 4.19.94-syzkaller #0 [ 120.399112] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 120.408465] Call Trace: [ 120.411056] dump_stack+0x123/0x177 [ 120.414687] should_fail.cold.4+0x5/0x13 [ 120.418751] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 120.423854] ? __might_sleep+0x95/0x190 [ 120.425873] FAULT_INJECTION: forcing a failure. [ 120.425873] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 120.427821] __alloc_pages_nodemask+0x1d5/0x710 [ 120.427828] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 120.427837] ? lock_downgrade+0x860/0x860 [ 120.427847] alloc_pages_current+0xd6/0x1b0 [ 120.427856] pte_alloc_one+0x14/0x130 [ 120.427863] __pte_alloc+0x1d/0x2f0 [ 120.427870] copy_page_range+0xe5e/0x1810 [ 120.427876] ? find_held_lock+0x36/0x1d0 [ 120.427888] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 120.461546] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 120.469297] ? pmd_alloc+0x110/0x110 [ 120.469304] ? __vma_link_rb+0x1fc/0x340 [ 120.469313] copy_process.part.35+0x37b9/0x7330 [ 120.469335] ? __cleanup_sighand+0x40/0x40 [ 120.469341] ? __f_unlock_pos+0xd/0x10 [ 120.469348] ? lock_downgrade+0x860/0x860 [ 120.469364] _do_fork+0x15d/0xba0 [ 120.474348] FAULT_INJECTION: forcing a failure. [ 120.474348] name failslab, interval 1, probability 0, space 0, times 0 [ 120.478845] ? __sb_end_write+0xa4/0xd0 [ 120.478854] ? fork_idle+0x250/0x250 [ 120.478862] ? ksys_write+0x1ce/0x260 [ 120.478866] ? do_sys_open+0x16e/0x350 [ 120.478874] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 120.478879] ? do_syscall_64+0x21/0x4e0 [ 120.478886] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 120.478893] __x64_sys_clone+0xba/0x140 [ 120.478900] do_syscall_64+0xd0/0x4e0 [ 120.478907] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 120.504196] RIP: 0033:0x459829 [ 120.504203] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 120.504206] RSP: 002b:00007f72745d5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 120.504212] RAX: ffffffffffffffda RBX: 00007f72745d5c90 RCX: 0000000000459829 [ 120.504216] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 120.522960] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 120.522964] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f72745d66d4 [ 120.522967] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 120.526774] CPU: 1 PID: 7959 Comm: syz-executor.5 Not tainted 4.19.94-syzkaller #0 [ 120.575072] FAULT_INJECTION: forcing a failure. [ 120.575072] name failslab, interval 1, probability 0, space 0, times 0 [ 120.587582] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 120.587586] Call Trace: [ 120.587606] dump_stack+0x123/0x177 [ 120.587617] should_fail.cold.4+0x5/0x13 [ 120.587624] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 120.587630] ? lock_downgrade+0x860/0x860 [ 120.587640] __should_failslab+0xba/0xf0 [ 120.587648] should_failslab+0x9/0x14 [ 120.587654] kmem_cache_alloc+0x2bc/0x730 [ 120.587660] ? pmd_alloc+0x110/0x110 [ 120.587669] vm_area_dup+0x1b/0x150 [ 120.587674] copy_process.part.35+0x31db/0x7330 [ 120.587697] ? __cleanup_sighand+0x40/0x40 [ 120.587703] ? __f_unlock_pos+0xd/0x10 [ 120.587708] ? lock_downgrade+0x860/0x860 [ 120.587727] _do_fork+0x15d/0xba0 [ 120.587733] ? __sb_end_write+0xa4/0xd0 [ 120.587740] ? fork_idle+0x250/0x250 [ 120.587747] ? ksys_write+0x1ce/0x260 [ 120.587751] ? do_sys_open+0x16e/0x350 [ 120.587758] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 120.587764] ? do_syscall_64+0x21/0x4e0 [ 120.587771] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 120.587781] __x64_sys_clone+0xba/0x140 [ 120.754542] do_syscall_64+0xd0/0x4e0 [ 120.758511] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 120.763695] RIP: 0033:0x459829 [ 120.766879] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 120.785782] RSP: 002b:00007f2f2af99c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 120.793485] RAX: ffffffffffffffda RBX: 00007f2f2af99c90 RCX: 0000000000459829 [ 120.800832] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 120.808090] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 120.815343] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f2af9a6d4 [ 120.822595] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 120.829949] CPU: 0 PID: 7955 Comm: syz-executor.1 Not tainted 4.19.94-syzkaller #0 [ 120.837662] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 120.852742] Call Trace: [ 120.855318] dump_stack+0x123/0x177 [ 120.858964] should_fail.cold.4+0x5/0x13 [ 120.863008] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 120.868104] ? __might_sleep+0x95/0x190 [ 120.872061] __alloc_pages_nodemask+0x1d5/0x710 [ 120.876720] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 120.881718] ? lock_downgrade+0x860/0x860 [ 120.885851] alloc_pages_current+0xd6/0x1b0 [ 120.889145] FAULT_INJECTION: forcing a failure. [ 120.889145] name failslab, interval 1, probability 0, space 0, times 0 [ 120.890165] pte_alloc_one+0x14/0x130 [ 120.890173] __pte_alloc+0x1d/0x2f0 [ 120.890181] copy_page_range+0xe5e/0x1810 [ 120.913407] ? find_held_lock+0x36/0x1d0 [ 120.917458] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 120.922888] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 120.927724] ? pmd_alloc+0x110/0x110 [ 120.932459] ? __vma_link_rb+0x1fc/0x340 [ 120.936525] copy_process.part.35+0x37b9/0x7330 [ 120.941199] ? __cleanup_sighand+0x40/0x40 [ 120.945432] ? __f_unlock_pos+0xd/0x10 [ 120.949324] ? lock_downgrade+0x860/0x860 [ 120.953503] _do_fork+0x15d/0xba0 [ 120.956949] ? __sb_end_write+0xa4/0xd0 [ 120.960914] ? fork_idle+0x250/0x250 [ 120.964637] ? ksys_write+0x1ce/0x260 [ 120.968432] ? do_sys_open+0x16e/0x350 [ 120.972315] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 120.977064] ? do_syscall_64+0x21/0x4e0 [ 120.981023] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 120.986374] __x64_sys_clone+0xba/0x140 [ 120.990337] do_syscall_64+0xd0/0x4e0 [ 120.994433] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 120.999613] RIP: 0033:0x459829 [ 121.002792] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 121.021678] RSP: 002b:00007f539f038c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 121.029366] RAX: ffffffffffffffda RBX: 00007f539f038c90 RCX: 0000000000459829 [ 121.036627] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 121.043875] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 121.051124] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539f0396d4 [ 121.058384] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 121.065662] CPU: 1 PID: 7966 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 121.073374] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 121.073379] Call Trace: [ 121.085312] dump_stack+0x123/0x177 [ 121.088948] should_fail.cold.4+0x5/0x13 [ 121.093007] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 121.098108] ? lock_downgrade+0x860/0x860 [ 121.102257] __should_failslab+0xba/0xf0 [ 121.102267] should_failslab+0x9/0x14 [ 121.102274] kmem_cache_alloc+0x2bc/0x730 [ 121.102280] ? pmd_alloc+0x110/0x110 [ 121.102291] vm_area_dup+0x1b/0x150 [ 121.117956] copy_process.part.35+0x31db/0x7330 [ 121.117983] ? __cleanup_sighand+0x40/0x40 [ 121.117990] ? __f_unlock_pos+0xd/0x10 [ 121.117996] ? lock_downgrade+0x860/0x860 [ 121.118014] _do_fork+0x15d/0xba0 [ 121.118019] ? __sb_end_write+0xa4/0xd0 [ 121.118026] ? fork_idle+0x250/0x250 [ 121.118033] ? ksys_write+0x1ce/0x260 [ 121.118037] ? do_sys_open+0x16e/0x350 [ 121.118045] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 121.118050] ? do_syscall_64+0x21/0x4e0 [ 121.126328] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 121.126337] __x64_sys_clone+0xba/0x140 [ 121.126348] do_syscall_64+0xd0/0x4e0 [ 121.126356] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 121.126362] RIP: 0033:0x459829 [ 121.126367] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 121.126370] RSP: 002b:00007f9acacbcc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 121.126376] RAX: ffffffffffffffda RBX: 00007f9acacbcc90 RCX: 0000000000459829 [ 121.126379] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 121.126383] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 121.126386] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacbd6d4 [ 121.126388] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 121.133506] FAULT_INJECTION: forcing a failure. [ 121.133506] name failslab, interval 1, probability 0, space 0, times 0 [ 121.142323] CPU: 1 PID: 7962 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 121.149990] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 121.149994] Call Trace: [ 121.150008] dump_stack+0x123/0x177 [ 121.150021] should_fail.cold.4+0x5/0x13 [ 121.150028] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 121.150035] ? lock_downgrade+0x860/0x860 [ 121.184865] __should_failslab+0xba/0xf0 [ 121.184874] should_failslab+0x9/0x14 [ 121.184882] kmem_cache_alloc+0x2bc/0x730 [ 121.184887] ? pmd_alloc+0x110/0x110 [ 121.184897] vm_area_dup+0x1b/0x150 [ 121.206985] copy_process.part.35+0x31db/0x7330 [ 121.207011] ? __cleanup_sighand+0x40/0x40 [ 121.207018] ? __f_unlock_pos+0xd/0x10 [ 121.207024] ? lock_downgrade+0x860/0x860 [ 121.207040] _do_fork+0x15d/0xba0 [ 121.207046] ? __sb_end_write+0xa4/0xd0 [ 121.207052] ? fork_idle+0x250/0x250 [ 121.207059] ? ksys_write+0x1ce/0x260 [ 121.207063] ? do_sys_open+0x16e/0x350 [ 121.207071] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 121.207080] ? do_syscall_64+0x21/0x4e0 [ 121.220131] FAULT_INJECTION: forcing a failure. [ 121.220131] name failslab, interval 1, probability 0, space 0, times 0 [ 121.222066] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 121.222076] __x64_sys_clone+0xba/0x140 [ 121.222087] do_syscall_64+0xd0/0x4e0 [ 121.222094] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 121.222100] RIP: 0033:0x459829 [ 121.364401] FAULT_INJECTION: forcing a failure. [ 121.364401] name failslab, interval 1, probability 0, space 0, times 0 [ 121.374703] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 121.374706] RSP: 002b:00007f01d65f3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 121.374712] RAX: ffffffffffffffda RBX: 00007f01d65f3c90 RCX: 0000000000459829 [ 121.374715] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 121.374718] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 121.374720] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d65f46d4 [ 121.374723] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 121.400222] CPU: 1 PID: 7973 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 121.436143] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 121.436146] Call Trace: [ 121.436158] dump_stack+0x123/0x177 [ 121.436170] should_fail.cold.4+0x5/0x13 [ 121.436178] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 121.436184] ? lock_downgrade+0x860/0x860 [ 121.436195] __should_failslab+0xba/0xf0 [ 121.436203] should_failslab+0x9/0x14 [ 121.436209] kmem_cache_alloc+0x2bc/0x730 [ 121.436222] ptlock_alloc+0x1d/0x70 [ 121.436231] pte_alloc_one+0x4e/0x130 [ 121.436237] copy_huge_pmd+0x69/0x510 [ 121.436247] copy_page_range+0x597/0x1810 [ 121.436254] ? find_held_lock+0x36/0x1d0 [ 121.436265] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 121.450789] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 121.450799] ? pmd_alloc+0x110/0x110 [ 121.450807] ? __vma_link_rb+0x1fc/0x340 [ 121.450816] copy_process.part.35+0x37b9/0x7330 [ 121.450836] ? __cleanup_sighand+0x40/0x40 [ 121.563378] ? __f_unlock_pos+0xd/0x10 [ 121.571472] ? lock_downgrade+0x860/0x860 [ 121.575656] _do_fork+0x15d/0xba0 [ 121.575663] ? __sb_end_write+0xa4/0xd0 [ 121.575670] ? fork_idle+0x250/0x250 [ 121.586773] ? ksys_write+0x1ce/0x260 [ 121.590571] ? do_sys_open+0x16e/0x350 [ 121.594603] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 121.599355] ? do_syscall_64+0x21/0x4e0 [ 121.603351] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 121.605872] FAULT_INJECTION: forcing a failure. [ 121.605872] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 121.608774] __x64_sys_clone+0xba/0x140 [ 121.608784] do_syscall_64+0xd0/0x4e0 [ 121.608793] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 121.608799] RIP: 0033:0x459829 [ 121.608805] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 121.608809] RSP: 002b:00007f9acacddc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 121.608814] RAX: ffffffffffffffda RBX: 00007f9acacddc90 RCX: 0000000000459829 [ 121.608817] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 121.608819] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 121.608822] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacde6d4 [ 121.608826] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 121.623091] FAULT_INJECTION: forcing a failure. [ 121.623091] name failslab, interval 1, probability 0, space 0, times 0 [ 121.634479] CPU: 0 PID: 7970 Comm: syz-executor.4 Not tainted 4.19.94-syzkaller #0 [ 121.686142] FAULT_INJECTION: forcing a failure. [ 121.686142] name failslab, interval 1, probability 0, space 0, times 0 [ 121.686435] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 121.740770] Call Trace: [ 121.743348] dump_stack+0x123/0x177 [ 121.746980] should_fail.cold.4+0x5/0x13 [ 121.751047] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 121.756136] ? lock_downgrade+0x860/0x860 [ 121.760284] __should_failslab+0xba/0xf0 [ 121.764328] should_failslab+0x9/0x14 [ 121.768110] kmem_cache_alloc+0x2bc/0x730 [ 121.772242] ptlock_alloc+0x1d/0x70 [ 121.775866] pte_alloc_one+0x4e/0x130 [ 121.779646] __pte_alloc+0x1d/0x2f0 [ 121.783273] copy_page_range+0xe5e/0x1810 [ 121.787402] ? find_held_lock+0x36/0x1d0 [ 121.791445] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 121.796888] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 121.801732] ? pmd_alloc+0x110/0x110 [ 121.805426] ? __vma_link_rb+0x1fc/0x340 [ 121.809471] copy_process.part.35+0x37b9/0x7330 [ 121.814131] ? __cleanup_sighand+0x40/0x40 [ 121.818346] ? __f_unlock_pos+0xd/0x10 [ 121.822212] ? lock_downgrade+0x860/0x860 [ 121.826359] _do_fork+0x15d/0xba0 [ 121.829946] ? __sb_end_write+0xa4/0xd0 [ 121.833917] ? fork_idle+0x250/0x250 [ 121.837618] ? ksys_write+0x1ce/0x260 [ 121.841407] ? do_sys_open+0x16e/0x350 [ 121.845285] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 121.850031] ? do_syscall_64+0x21/0x4e0 [ 121.854000] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 121.859346] __x64_sys_clone+0xba/0x140 [ 121.863304] do_syscall_64+0xd0/0x4e0 [ 121.867518] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 121.872686] RIP: 0033:0x459829 [ 121.875867] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 121.894753] RSP: 002b:00007fca838c7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 121.902702] RAX: ffffffffffffffda RBX: 00007fca838c7c90 RCX: 0000000000459829 [ 121.909962] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 121.917228] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 121.924479] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca838c86d4 [ 121.931727] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 121.939005] CPU: 1 PID: 7980 Comm: syz-executor.2 Not tainted 4.19.94-syzkaller #0 [ 121.946735] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 121.946739] Call Trace: [ 121.946751] dump_stack+0x123/0x177 [ 121.946770] should_fail.cold.4+0x5/0x13 [ 121.946777] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 121.946784] ? lock_downgrade+0x860/0x860 [ 121.946796] __should_failslab+0xba/0xf0 [ 121.946804] should_failslab+0x9/0x14 [ 121.946812] kmem_cache_alloc+0x2bc/0x730 [ 121.975592] ptlock_alloc+0x1d/0x70 [ 121.975602] pte_alloc_one+0x4e/0x130 [ 121.975608] __pte_alloc+0x1d/0x2f0 [ 121.975624] copy_page_range+0xe5e/0x1810 [ 122.002746] ? find_held_lock+0x36/0x1d0 [ 122.006805] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 122.012246] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 122.017246] ? pmd_alloc+0x110/0x110 [ 122.020955] ? __vma_link_rb+0x1fc/0x340 [ 122.025027] copy_process.part.35+0x37b9/0x7330 [ 122.029707] ? __cleanup_sighand+0x40/0x40 [ 122.034026] ? __f_unlock_pos+0xd/0x10 [ 122.037904] ? lock_downgrade+0x860/0x860 [ 122.042049] _do_fork+0x15d/0xba0 [ 122.045501] ? __sb_end_write+0xa4/0xd0 [ 122.049459] ? fork_idle+0x250/0x250 [ 122.053169] ? ksys_write+0x1ce/0x260 [ 122.056953] ? do_sys_open+0x16e/0x350 [ 122.060827] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 122.065563] ? do_syscall_64+0x21/0x4e0 [ 122.069547] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 122.074903] __x64_sys_clone+0xba/0x140 [ 122.078878] do_syscall_64+0xd0/0x4e0 [ 122.082696] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 122.087874] RIP: 0033:0x459829 [ 122.091052] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 122.112286] RSP: 002b:00007f72745d5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 122.119978] RAX: ffffffffffffffda RBX: 00007f72745d5c90 RCX: 0000000000459829 [ 122.127230] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 122.134575] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 122.141851] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f72745d66d4 [ 122.149117] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 122.157195] CPU: 1 PID: 7971 Comm: syz-executor.5 Not tainted 4.19.94-syzkaller #0 [ 122.165014] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 122.174351] Call Trace: [ 122.176929] dump_stack+0x123/0x177 [ 122.180547] should_fail.cold.4+0x5/0x13 [ 122.184593] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 122.189678] ? lock_downgrade+0x860/0x860 [ 122.193812] __should_failslab+0xba/0xf0 [ 122.197861] should_failslab+0x9/0x14 [ 122.201649] kmem_cache_alloc+0x2bc/0x730 [ 122.205805] ? anon_vma_clone+0x28e/0x3f0 [ 122.209960] anon_vma_fork+0xd3/0x450 [ 122.213757] ? memcpy+0x45/0x50 [ 122.217025] copy_process.part.35+0x3a76/0x7330 [ 122.221702] ? __cleanup_sighand+0x40/0x40 [ 122.226007] ? __f_unlock_pos+0xd/0x10 [ 122.229875] ? lock_downgrade+0x860/0x860 [ 122.234010] _do_fork+0x15d/0xba0 [ 122.237616] ? __sb_end_write+0xa4/0xd0 [ 122.241592] ? fork_idle+0x250/0x250 [ 122.245294] ? ksys_write+0x1ce/0x260 [ 122.249085] ? do_sys_open+0x16e/0x350 [ 122.252969] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 122.257716] ? do_syscall_64+0x21/0x4e0 [ 122.261681] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 122.267043] __x64_sys_clone+0xba/0x140 [ 122.271012] do_syscall_64+0xd0/0x4e0 [ 122.274820] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 122.279999] RIP: 0033:0x459829 [ 122.283178] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 122.302076] RSP: 002b:00007f2f2afbac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 122.309780] RAX: ffffffffffffffda RBX: 00007f2f2afbac90 RCX: 0000000000459829 [ 122.317047] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 122.324304] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 122.331557] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f2afbb6d4 [ 122.338917] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 122.349055] CPU: 0 PID: 7979 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 122.356794] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 122.366144] Call Trace: [ 122.368714] dump_stack+0x123/0x177 [ 122.372331] should_fail.cold.4+0x5/0x13 [ 122.376382] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 122.381478] ? __might_sleep+0x95/0x190 [ 122.385447] __alloc_pages_nodemask+0x1d5/0x710 [ 122.390098] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 122.395097] ? lock_downgrade+0x860/0x860 [ 122.399248] alloc_pages_current+0xd6/0x1b0 [ 122.403591] pte_alloc_one+0x14/0x130 [ 122.407479] __pte_alloc+0x1d/0x2f0 [ 122.411097] copy_page_range+0xe5e/0x1810 [ 122.415252] ? find_held_lock+0x36/0x1d0 [ 122.419303] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 122.424742] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 122.429568] ? pmd_alloc+0x110/0x110 [ 122.433263] ? __vma_link_rb+0x1fc/0x340 [ 122.437310] copy_process.part.35+0x37b9/0x7330 [ 122.441974] ? __cleanup_sighand+0x40/0x40 [ 122.446200] ? __f_unlock_pos+0xd/0x10 [ 122.450078] ? lock_downgrade+0x860/0x860 [ 122.454214] _do_fork+0x15d/0xba0 [ 122.457663] ? __sb_end_write+0xa4/0xd0 [ 122.461617] ? fork_idle+0x250/0x250 [ 122.465311] ? ksys_write+0x1ce/0x260 [ 122.469090] ? do_sys_open+0x16e/0x350 [ 122.472971] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 122.477803] ? do_syscall_64+0x21/0x4e0 [ 122.481756] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 122.487103] __x64_sys_clone+0xba/0x140 [ 122.491068] do_syscall_64+0xd0/0x4e0 [ 122.494848] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 122.500030] RIP: 0033:0x459829 [ 122.503240] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 122.522123] RSP: 002b:00007f01d6614c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 122.529810] RAX: ffffffffffffffda RBX: 00007f01d6614c90 RCX: 0000000000459829 [ 122.537061] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 122.544316] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 122.551576] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d66156d4 [ 122.558836] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 122.566099] CPU: 1 PID: 7985 Comm: syz-executor.1 Not tainted 4.19.94-syzkaller #0 [ 122.573815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 122.583195] Call Trace: [ 122.585780] dump_stack+0x123/0x177 [ 122.589398] should_fail.cold.4+0x5/0x13 [ 122.589405] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 122.589411] ? lock_downgrade+0x860/0x860 [ 122.589422] __should_failslab+0xba/0xf0 [ 122.589430] should_failslab+0x9/0x14 [ 122.589436] kmem_cache_alloc+0x2bc/0x730 [ 122.589442] ? pmd_alloc+0x110/0x110 [ 122.589452] vm_area_dup+0x1b/0x150 [ 122.589459] copy_process.part.35+0x31db/0x7330 [ 122.603638] ? __cleanup_sighand+0x40/0x40 [ 122.603647] ? __f_unlock_pos+0xd/0x10 [ 122.603655] ? lock_downgrade+0x860/0x860 [ 122.615651] _do_fork+0x15d/0xba0 [ 122.615659] ? __sb_end_write+0xa4/0xd0 [ 122.615666] ? fork_idle+0x250/0x250 [ 122.615673] ? ksys_write+0x1ce/0x260 [ 122.654785] ? do_sys_open+0x16e/0x350 [ 122.658682] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 122.663438] ? do_syscall_64+0x21/0x4e0 [ 122.666281] FAULT_INJECTION: forcing a failure. [ 122.666281] name failslab, interval 1, probability 0, space 0, times 0 [ 122.667413] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 122.667423] __x64_sys_clone+0xba/0x140 [ 122.667433] do_syscall_64+0xd0/0x4e0 [ 122.687011] FAULT_INJECTION: forcing a failure. [ 122.687011] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 122.687927] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 122.708657] RIP: 0033:0x459829 [ 122.711851] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 122.730849] RSP: 002b:00007f539f017c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 122.738553] RAX: ffffffffffffffda RBX: 00007f539f017c90 RCX: 0000000000459829 [ 122.745804] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 122.753057] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 122.760830] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539f0186d4 [ 122.768079] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 122.775349] CPU: 0 PID: 7993 Comm: syz-executor.2 Not tainted 4.19.94-syzkaller #0 [ 122.783795] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 122.793440] Call Trace: [ 122.796031] dump_stack+0x123/0x177 [ 122.799654] should_fail.cold.4+0x5/0x13 [ 122.804157] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 122.809252] ? get_mem_cgroup_from_mm+0x19f/0x550 [ 122.814080] __alloc_pages_nodemask+0x1d5/0x710 [ 122.818735] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 122.823749] cache_grow_begin+0x91/0x8d0 [ 122.827796] ? kmem_cache_alloc+0x9c/0x730 [ 122.832021] kmem_cache_alloc+0x663/0x730 [ 122.836150] ? pmd_alloc+0x110/0x110 [ 122.839855] vm_area_dup+0x1b/0x150 [ 122.843472] copy_process.part.35+0x31db/0x7330 [ 122.848136] ? __cleanup_sighand+0x40/0x40 [ 122.852352] ? __f_unlock_pos+0xd/0x10 [ 122.856220] ? lock_downgrade+0x860/0x860 [ 122.860368] _do_fork+0x15d/0xba0 [ 122.863808] ? __sb_end_write+0xa4/0xd0 [ 122.867763] ? fork_idle+0x250/0x250 [ 122.871476] ? ksys_write+0x1ce/0x260 [ 122.875255] ? do_sys_open+0x16e/0x350 [ 122.879128] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 122.883862] ? do_syscall_64+0x21/0x4e0 [ 122.887817] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 122.893166] __x64_sys_clone+0xba/0x140 [ 122.897133] do_syscall_64+0xd0/0x4e0 [ 122.900927] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 122.906103] RIP: 0033:0x459829 [ 122.909278] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 122.928161] RSP: 002b:00007f72745b4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 122.935870] RAX: ffffffffffffffda RBX: 00007f72745b4c90 RCX: 0000000000459829 [ 122.943124] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 122.950462] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 122.957804] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f72745b56d4 [ 122.965071] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 122.972336] CPU: 1 PID: 7990 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 122.980046] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 122.989390] Call Trace: [ 122.989404] dump_stack+0x123/0x177 [ 122.989416] should_fail.cold.4+0x5/0x13 [ 122.989423] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 122.989430] ? lock_downgrade+0x860/0x860 [ 122.989442] __should_failslab+0xba/0xf0 [ 122.989450] should_failslab+0x9/0x14 [ 122.989456] kmem_cache_alloc+0x2bc/0x730 [ 122.989469] ptlock_alloc+0x1d/0x70 [ 122.989478] pte_alloc_one+0x4e/0x130 [ 122.989484] __pte_alloc+0x1d/0x2f0 [ 122.989491] copy_page_range+0xe5e/0x1810 [ 122.989498] ? find_held_lock+0x36/0x1d0 [ 122.989510] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 122.989517] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 122.995723] ? pmd_alloc+0x110/0x110 [ 122.995732] ? __vma_link_rb+0x1fc/0x340 [ 122.995742] copy_process.part.35+0x37b9/0x7330 [ 122.995766] ? __cleanup_sighand+0x40/0x40 [ 123.019680] FAULT_INJECTION: forcing a failure. [ 123.019680] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 123.021000] ? __f_unlock_pos+0xd/0x10 [ 123.021009] ? lock_downgrade+0x860/0x860 [ 123.021029] _do_fork+0x15d/0xba0 [ 123.021035] ? __sb_end_write+0xa4/0xd0 [ 123.094341] ? fork_idle+0x250/0x250 [ 123.098045] ? ksys_write+0x1ce/0x260 [ 123.101831] ? do_sys_open+0x16e/0x350 [ 123.105707] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 123.110454] ? do_syscall_64+0x21/0x4e0 [ 123.114412] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 123.119759] __x64_sys_clone+0xba/0x140 [ 123.123716] do_syscall_64+0xd0/0x4e0 [ 123.127503] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 123.132703] RIP: 0033:0x459829 [ 123.135881] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 123.154774] RSP: 002b:00007f9acacddc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 123.162477] RAX: ffffffffffffffda RBX: 00007f9acacddc90 RCX: 0000000000459829 [ 123.169833] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 123.177091] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 123.184347] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacde6d4 [ 123.191597] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 123.198937] CPU: 0 PID: 7997 Comm: syz-executor.2 Not tainted 4.19.94-syzkaller #0 [ 123.206649] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 123.216096] Call Trace: [ 123.218810] dump_stack+0x123/0x177 [ 123.222480] should_fail.cold.4+0x5/0x13 [ 123.226526] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 123.231655] ? __might_sleep+0x95/0x190 [ 123.235610] __alloc_pages_nodemask+0x1d5/0x710 [ 123.240277] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 123.245273] ? lock_downgrade+0x860/0x860 [ 123.249401] alloc_pages_current+0xd6/0x1b0 [ 123.253701] pte_alloc_one+0x14/0x130 [ 123.257479] __pte_alloc+0x1d/0x2f0 [ 123.261104] copy_page_range+0xe5e/0x1810 [ 123.265240] ? find_held_lock+0x36/0x1d0 [ 123.269291] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 123.274729] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 123.279560] ? pmd_alloc+0x110/0x110 [ 123.283252] ? __vma_link_rb+0x1fc/0x340 [ 123.287291] copy_process.part.35+0x37b9/0x7330 [ 123.291945] ? __cleanup_sighand+0x40/0x40 [ 123.296168] ? __f_unlock_pos+0xd/0x10 [ 123.300043] ? lock_downgrade+0x860/0x860 [ 123.304175] _do_fork+0x15d/0xba0 [ 123.307624] ? __sb_end_write+0xa4/0xd0 [ 123.311637] ? fork_idle+0x250/0x250 [ 123.315356] ? ksys_write+0x1ce/0x260 [ 123.319147] ? pci_mmcfg_check_reserved+0x120/0x120 [ 123.324173] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 123.328924] ? do_syscall_64+0x21/0x4e0 [ 123.332896] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 123.338255] __x64_sys_clone+0xba/0x140 [ 123.342210] do_syscall_64+0xd0/0x4e0 [ 123.346006] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 123.351178] RIP: 0033:0x459829 [ 123.354365] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 123.373345] RSP: 002b:00007f72745d5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 123.381047] RAX: ffffffffffffffda RBX: 00007f72745d5c90 RCX: 0000000000459829 [ 123.388293] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 123.395541] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 123.402791] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f72745d66d4 [ 123.410089] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 123.459790] FAULT_INJECTION: forcing a failure. [ 123.459790] name failslab, interval 1, probability 0, space 0, times 0 [ 123.464457] FAULT_INJECTION: forcing a failure. [ 123.464457] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 123.480982] CPU: 1 PID: 8007 Comm: syz-executor.1 Not tainted 4.19.94-syzkaller #0 [ 123.491654] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 123.501007] Call Trace: [ 123.503599] dump_stack+0x123/0x177 [ 123.507242] should_fail.cold.4+0x5/0x13 [ 123.511300] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 123.516392] ? lock_downgrade+0x860/0x860 [ 123.520538] __should_failslab+0xba/0xf0 [ 123.524580] should_failslab+0x9/0x14 [ 123.528363] kmem_cache_alloc+0x2bc/0x730 [ 123.532505] ptlock_alloc+0x1d/0x70 [ 123.536120] pte_alloc_one+0x4e/0x130 [ 123.539918] copy_huge_pmd+0x69/0x510 [ 123.540832] FAULT_INJECTION: forcing a failure. [ 123.540832] name failslab, interval 1, probability 0, space 0, times 0 [ 123.543749] copy_page_range+0x597/0x1810 [ 123.543757] ? find_held_lock+0x36/0x1d0 [ 123.543771] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 123.559077] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 123.568572] ? pmd_alloc+0x110/0x110 [ 123.568579] ? __vma_link_rb+0x1fc/0x340 [ 123.568588] copy_process.part.35+0x37b9/0x7330 [ 123.568609] ? __cleanup_sighand+0x40/0x40 [ 123.568617] ? __f_unlock_pos+0xd/0x10 [ 123.593938] ? lock_downgrade+0x860/0x860 [ 123.598081] _do_fork+0x15d/0xba0 [ 123.601523] ? __sb_end_write+0xa4/0xd0 [ 123.602722] FAULT_INJECTION: forcing a failure. [ 123.602722] name failslab, interval 1, probability 0, space 0, times 0 [ 123.605492] ? fork_idle+0x250/0x250 [ 123.605500] ? ksys_write+0x1ce/0x260 [ 123.605508] ? do_sys_open+0x16e/0x350 [ 123.628487] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 123.633231] ? do_syscall_64+0x21/0x4e0 [ 123.637196] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 123.642661] __x64_sys_clone+0xba/0x140 [ 123.646626] do_syscall_64+0xd0/0x4e0 [ 123.650435] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 123.655613] RIP: 0033:0x459829 [ 123.658790] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 123.674187] FAULT_INJECTION: forcing a failure. [ 123.674187] name failslab, interval 1, probability 0, space 0, times 0 [ 123.677862] RSP: 002b:00007f539f038c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 123.677868] RAX: ffffffffffffffda RBX: 00007f539f038c90 RCX: 0000000000459829 [ 123.677871] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 123.677874] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 123.677878] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539f0396d4 [ 123.677880] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 123.687601] CPU: 1 PID: 8003 Comm: syz-executor.5 Not tainted 4.19.94-syzkaller #0 [ 123.740795] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 123.750255] Call Trace: [ 123.752851] dump_stack+0x123/0x177 [ 123.756471] should_fail.cold.4+0x5/0x13 [ 123.760525] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 123.765617] ? __might_sleep+0x95/0x190 [ 123.769679] __alloc_pages_nodemask+0x1d5/0x710 [ 123.774361] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 123.779519] ? lock_downgrade+0x860/0x860 [ 123.783660] alloc_pages_current+0xd6/0x1b0 [ 123.788098] pte_alloc_one+0x14/0x130 [ 123.791896] __pte_alloc+0x1d/0x2f0 [ 123.795516] copy_page_range+0xe5e/0x1810 [ 123.799665] ? find_held_lock+0x36/0x1d0 [ 123.803722] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 123.809161] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 123.813995] ? pmd_alloc+0x110/0x110 [ 123.817699] ? __vma_link_rb+0x1fc/0x340 [ 123.821766] copy_process.part.35+0x37b9/0x7330 [ 123.826443] ? __cleanup_sighand+0x40/0x40 [ 123.830684] ? __f_unlock_pos+0xd/0x10 [ 123.834561] ? lock_downgrade+0x860/0x860 [ 123.838719] _do_fork+0x15d/0xba0 [ 123.842154] ? __sb_end_write+0xa4/0xd0 [ 123.846141] ? fork_idle+0x250/0x250 [ 123.850277] ? ksys_write+0x1ce/0x260 [ 123.854057] ? do_sys_open+0x16e/0x350 [ 123.858344] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 123.863196] ? do_syscall_64+0x21/0x4e0 [ 123.867259] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 123.872623] __x64_sys_clone+0xba/0x140 [ 123.876611] do_syscall_64+0xd0/0x4e0 [ 123.880400] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 123.885578] RIP: 0033:0x459829 [ 123.888760] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 123.907656] RSP: 002b:00007f2f2afbac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 123.915358] RAX: ffffffffffffffda RBX: 00007f2f2afbac90 RCX: 0000000000459829 [ 123.922619] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 123.929875] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 123.938608] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f2afbb6d4 [ 123.945864] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 123.953134] CPU: 0 PID: 8011 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 123.960861] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 123.970206] Call Trace: [ 123.972782] dump_stack+0x123/0x177 [ 123.976395] should_fail.cold.4+0x5/0x13 [ 123.980437] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 123.985523] ? lock_downgrade+0x860/0x860 [ 123.989681] __should_failslab+0xba/0xf0 [ 123.993725] should_failslab+0x9/0x14 [ 123.997512] kmem_cache_alloc+0x2bc/0x730 [ 124.001657] ? pmd_alloc+0x110/0x110 [ 124.005378] vm_area_dup+0x1b/0x150 [ 124.008985] copy_process.part.35+0x31db/0x7330 [ 124.013909] ? __cleanup_sighand+0x40/0x40 [ 124.018133] ? __f_unlock_pos+0xd/0x10 [ 124.022008] ? lock_downgrade+0x860/0x860 [ 124.026145] _do_fork+0x15d/0xba0 [ 124.029596] ? __sb_end_write+0xa4/0xd0 [ 124.033552] ? fork_idle+0x250/0x250 [ 124.037246] ? ksys_write+0x1ce/0x260 [ 124.041025] ? do_sys_open+0x16e/0x350 [ 124.044896] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 124.049633] ? do_syscall_64+0x21/0x4e0 [ 124.053588] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 124.058937] __x64_sys_clone+0xba/0x140 [ 124.062896] do_syscall_64+0xd0/0x4e0 [ 124.066696] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 124.071880] RIP: 0033:0x459829 [ 124.075055] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 124.093938] RSP: 002b:00007f01d65f3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 124.101642] RAX: ffffffffffffffda RBX: 00007f01d65f3c90 RCX: 0000000000459829 [ 124.109069] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 124.116333] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 124.123598] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d65f46d4 [ 124.130858] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 124.138128] CPU: 1 PID: 8015 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 124.145858] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 124.155226] Call Trace: [ 124.155242] dump_stack+0x123/0x177 [ 124.155253] should_fail.cold.4+0x5/0x13 [ 124.155260] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 124.155266] ? lock_downgrade+0x860/0x860 [ 124.155277] __should_failslab+0xba/0xf0 [ 124.155285] should_failslab+0x9/0x14 [ 124.155291] kmem_cache_alloc+0x2bc/0x730 [ 124.155298] ? pmd_alloc+0x110/0x110 [ 124.155307] vm_area_dup+0x1b/0x150 [ 124.155311] copy_process.part.35+0x31db/0x7330 [ 124.155336] ? __cleanup_sighand+0x40/0x40 [ 124.155342] ? __f_unlock_pos+0xd/0x10 [ 124.155347] ? lock_downgrade+0x860/0x860 [ 124.155363] _do_fork+0x15d/0xba0 [ 124.214612] ? __sb_end_write+0xa4/0xd0 [ 124.218574] ? fork_idle+0x250/0x250 [ 124.222273] ? ksys_write+0x1ce/0x260 [ 124.226058] ? do_sys_open+0x16e/0x350 [ 124.229938] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 124.234870] ? do_syscall_64+0x21/0x4e0 [ 124.238833] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 124.244183] __x64_sys_clone+0xba/0x140 [ 124.248151] do_syscall_64+0xd0/0x4e0 [ 124.251962] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 124.257146] RIP: 0033:0x459829 [ 124.260324] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 124.279220] RSP: 002b:00007f9acacbcc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 124.286927] RAX: ffffffffffffffda RBX: 00007f9acacbcc90 RCX: 0000000000459829 [ 124.294361] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 124.301625] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 124.308896] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacbd6d4 [ 124.316167] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 124.322074] FAULT_INJECTION: forcing a failure. [ 124.322074] name failslab, interval 1, probability 0, space 0, times 0 [ 124.339507] CPU: 0 PID: 8009 Comm: syz-executor.4 Not tainted 4.19.94-syzkaller #0 [ 124.347242] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 124.356601] Call Trace: [ 124.359201] dump_stack+0x123/0x177 [ 124.362817] should_fail.cold.4+0x5/0x13 [ 124.366864] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 124.371952] ? lock_downgrade+0x860/0x860 [ 124.376090] __should_failslab+0xba/0xf0 [ 124.380223] should_failslab+0x9/0x14 [ 124.384127] kmem_cache_alloc+0x2bc/0x730 [ 124.388285] ? pmd_alloc+0x110/0x110 [ 124.392004] vm_area_dup+0x1b/0x150 [ 124.395625] copy_process.part.35+0x31db/0x7330 [ 124.400309] ? __cleanup_sighand+0x40/0x40 [ 124.404638] ? __f_unlock_pos+0xd/0x10 [ 124.408516] ? lock_downgrade+0x860/0x860 [ 124.412661] _do_fork+0x15d/0xba0 [ 124.416125] ? __sb_end_write+0xa4/0xd0 [ 124.420086] ? fork_idle+0x250/0x250 [ 124.423799] ? ksys_write+0x1ce/0x260 [ 124.427607] ? do_sys_open+0x16e/0x350 [ 124.431479] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 124.436216] ? do_syscall_64+0x21/0x4e0 [ 124.440173] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 124.445541] __x64_sys_clone+0xba/0x140 [ 124.449513] do_syscall_64+0xd0/0x4e0 [ 124.453298] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 124.458498] RIP: 0033:0x459829 [ 124.462019] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 124.480903] RSP: 002b:00007fca838c7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 124.488596] RAX: ffffffffffffffda RBX: 00007fca838c7c90 RCX: 0000000000459829 [ 124.495847] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 124.503097] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 124.510347] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca838c86d4 [ 124.517602] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 124.524867] CPU: 1 PID: 8019 Comm: syz-executor.2 Not tainted 4.19.94-syzkaller #0 [ 124.532584] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 124.541938] Call Trace: [ 124.541956] dump_stack+0x123/0x177 [ 124.541967] should_fail.cold.4+0x5/0x13 [ 124.541974] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 124.541980] ? lock_downgrade+0x860/0x860 [ 124.541991] __should_failslab+0xba/0xf0 [ 124.541999] should_failslab+0x9/0x14 [ 124.542005] kmem_cache_alloc+0x2bc/0x730 [ 124.542011] ? pmd_alloc+0x110/0x110 [ 124.542021] vm_area_dup+0x1b/0x150 [ 124.542026] copy_process.part.35+0x31db/0x7330 [ 124.542049] ? __cleanup_sighand+0x40/0x40 [ 124.542055] ? __f_unlock_pos+0xd/0x10 [ 124.542061] ? lock_downgrade+0x860/0x860 [ 124.542080] _do_fork+0x15d/0xba0 [ 124.542086] ? __sb_end_write+0xa4/0xd0 [ 124.542094] ? fork_idle+0x250/0x250 [ 124.542100] ? ksys_write+0x1ce/0x260 [ 124.542104] ? do_sys_open+0x16e/0x350 [ 124.542112] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 124.542117] ? do_syscall_64+0x21/0x4e0 [ 124.542124] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 124.542134] __x64_sys_clone+0xba/0x140 [ 124.542141] do_syscall_64+0xd0/0x4e0 [ 124.542148] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 124.542156] RIP: 0033:0x459829 [ 124.561647] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 124.561651] RSP: 002b:00007f72745b4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 124.561656] RAX: ffffffffffffffda RBX: 00007f72745b4c90 RCX: 0000000000459829 [ 124.561659] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 124.561662] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 124.561666] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f72745b56d4 [ 124.561669] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 124.584605] FAULT_INJECTION: forcing a failure. [ 124.584605] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 124.601690] FAULT_INJECTION: forcing a failure. [ 124.601690] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 124.624226] FAULT_INJECTION: forcing a failure. [ 124.624226] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 124.651111] FAULT_INJECTION: forcing a failure. [ 124.651111] name failslab, interval 1, probability 0, space 0, times 0 [ 124.669207] CPU: 1 PID: 8022 Comm: syz-executor.5 Not tainted 4.19.94-syzkaller #0 [ 124.686585] FAULT_INJECTION: forcing a failure. [ 124.686585] name failslab, interval 1, probability 0, space 0, times 0 [ 124.690071] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 124.704636] Call Trace: [ 124.724691] dump_stack+0x123/0x177 [ 124.724704] should_fail.cold.4+0x5/0x13 [ 124.724712] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 124.724723] ? __might_sleep+0x95/0x190 [ 124.767184] __alloc_pages_nodemask+0x1d5/0x710 [ 124.811611] ? kasan_kmalloc+0xc7/0xe0 [ 124.815486] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 124.820498] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 124.825869] alloc_pages_current+0xd6/0x1b0 [ 124.830211] pte_alloc_one+0x14/0x130 [ 124.833998] copy_huge_pmd+0x69/0x510 [ 124.834009] copy_page_range+0x597/0x1810 [ 124.834017] ? find_held_lock+0x36/0x1d0 [ 124.834028] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 124.851571] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 124.856422] ? pmd_alloc+0x110/0x110 [ 124.860148] ? __vma_link_rb+0x1fc/0x340 [ 124.864305] copy_process.part.35+0x37b9/0x7330 [ 124.869003] ? __cleanup_sighand+0x40/0x40 [ 124.873235] ? __f_unlock_pos+0xd/0x10 [ 124.877120] ? lock_downgrade+0x860/0x860 [ 124.881266] _do_fork+0x15d/0xba0 [ 124.884707] ? __sb_end_write+0xa4/0xd0 [ 124.888678] ? fork_idle+0x250/0x250 [ 124.892386] ? ksys_write+0x1ce/0x260 [ 124.896177] ? do_sys_open+0x16e/0x350 [ 124.900062] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 124.905093] ? do_syscall_64+0x21/0x4e0 [ 124.909070] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe 2020/01/11 10:39:05 executed programs: 312 [ 124.914512] __x64_sys_clone+0xba/0x140 [ 124.918508] do_syscall_64+0xd0/0x4e0 [ 124.922610] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 124.927791] RIP: 0033:0x459829 [ 124.930976] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 124.949866] RSP: 002b:00007f2f2afbac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 124.949873] RAX: ffffffffffffffda RBX: 00007f2f2afbac90 RCX: 0000000000459829 [ 124.949875] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 124.949878] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 124.949881] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f2afbb6d4 [ 124.949884] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 124.955232] CPU: 1 PID: 8030 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 124.993917] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 124.993921] Call Trace: [ 124.993933] dump_stack+0x123/0x177 [ 124.993945] should_fail.cold.4+0x5/0x13 [ 124.993952] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 125.026280] ? lock_downgrade+0x860/0x860 [ 125.030434] __should_failslab+0xba/0xf0 [ 125.034480] should_failslab+0x9/0x14 [ 125.038264] kmem_cache_alloc+0x2bc/0x730 [ 125.042412] ptlock_alloc+0x1d/0x70 [ 125.046023] pte_alloc_one+0x4e/0x130 [ 125.049820] __pte_alloc+0x1d/0x2f0 [ 125.053472] copy_page_range+0xe5e/0x1810 [ 125.057617] ? find_held_lock+0x36/0x1d0 [ 125.061673] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 125.067127] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 125.071973] ? pmd_alloc+0x110/0x110 [ 125.075698] ? __vma_link_rb+0x1fc/0x340 [ 125.079750] copy_process.part.35+0x37b9/0x7330 [ 125.084432] ? __cleanup_sighand+0x40/0x40 [ 125.088665] ? __f_unlock_pos+0xd/0x10 [ 125.092545] ? lock_downgrade+0x860/0x860 [ 125.096695] _do_fork+0x15d/0xba0 [ 125.100137] ? __sb_end_write+0xa4/0xd0 [ 125.104092] ? fork_idle+0x250/0x250 [ 125.107785] ? ksys_write+0x1ce/0x260 [ 125.111564] ? do_sys_open+0x16e/0x350 [ 125.115434] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 125.120174] ? do_syscall_64+0x21/0x4e0 [ 125.124286] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 125.129657] __x64_sys_clone+0xba/0x140 [ 125.130775] FAULT_INJECTION: forcing a failure. [ 125.130775] name failslab, interval 1, probability 0, space 0, times 0 [ 125.133639] do_syscall_64+0xd0/0x4e0 [ 125.133650] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 125.133655] RIP: 0033:0x459829 [ 125.133662] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 125.175863] RSP: 002b:00007f01d6614c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 125.183571] RAX: ffffffffffffffda RBX: 00007f01d6614c90 RCX: 0000000000459829 [ 125.190839] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 125.198096] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 125.205361] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d66156d4 [ 125.212617] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 125.219884] CPU: 0 PID: 8029 Comm: syz-executor.4 Not tainted 4.19.94-syzkaller #0 [ 125.227594] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 125.236957] Call Trace: [ 125.239565] dump_stack+0x123/0x177 [ 125.243200] should_fail.cold.4+0x5/0x13 [ 125.247258] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 125.252351] ? lock_downgrade+0x860/0x860 [ 125.256507] __should_failslab+0xba/0xf0 [ 125.260573] should_failslab+0x9/0x14 [ 125.264362] kmem_cache_alloc+0x2bc/0x730 [ 125.268502] ptlock_alloc+0x1d/0x70 [ 125.272116] pte_alloc_one+0x4e/0x130 [ 125.275900] copy_huge_pmd+0x69/0x510 [ 125.279847] copy_page_range+0x597/0x1810 [ 125.284002] ? find_held_lock+0x36/0x1d0 [ 125.288057] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 125.293508] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 125.298334] ? pmd_alloc+0x110/0x110 [ 125.302029] ? __vma_link_rb+0x1fc/0x340 [ 125.306076] copy_process.part.35+0x37b9/0x7330 [ 125.310739] ? __cleanup_sighand+0x40/0x40 [ 125.314959] ? __f_unlock_pos+0xd/0x10 [ 125.318825] ? lock_downgrade+0x860/0x860 [ 125.322962] _do_fork+0x15d/0xba0 [ 125.326394] ? __sb_end_write+0xa4/0xd0 [ 125.330348] ? fork_idle+0x250/0x250 [ 125.334054] ? ksys_write+0x1ce/0x260 [ 125.337835] ? do_sys_open+0x16e/0x350 [ 125.341709] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 125.346470] ? do_syscall_64+0x21/0x4e0 [ 125.350567] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 125.355933] __x64_sys_clone+0xba/0x140 [ 125.359900] do_syscall_64+0xd0/0x4e0 [ 125.363702] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 125.368883] RIP: 0033:0x459829 [ 125.372060] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 125.390963] RSP: 002b:00007fca838c7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 125.398676] RAX: ffffffffffffffda RBX: 00007fca838c7c90 RCX: 0000000000459829 [ 125.405930] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 125.413182] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 125.420435] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca838c86d4 [ 125.427684] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 125.434951] CPU: 1 PID: 8026 Comm: syz-executor.1 Not tainted 4.19.94-syzkaller #0 [ 125.442662] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 125.452013] Call Trace: [ 125.454594] dump_stack+0x123/0x177 [ 125.458303] should_fail.cold.4+0x5/0x13 [ 125.462362] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 125.467460] ? __might_sleep+0x95/0x190 [ 125.471430] __alloc_pages_nodemask+0x1d5/0x710 [ 125.476103] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 125.481116] ? lock_downgrade+0x860/0x860 [ 125.485252] alloc_pages_current+0xd6/0x1b0 [ 125.489569] pte_alloc_one+0x14/0x130 [ 125.493356] __pte_alloc+0x1d/0x2f0 [ 125.496974] copy_page_range+0xe5e/0x1810 [ 125.501110] ? find_held_lock+0x36/0x1d0 [ 125.505159] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 125.510591] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 125.515420] ? pmd_alloc+0x110/0x110 [ 125.519121] ? __vma_link_rb+0x1fc/0x340 [ 125.523190] copy_process.part.35+0x37b9/0x7330 [ 125.527856] ? __cleanup_sighand+0x40/0x40 [ 125.532075] ? __f_unlock_pos+0xd/0x10 [ 125.535947] ? lock_downgrade+0x860/0x860 [ 125.540094] _do_fork+0x15d/0xba0 [ 125.543536] ? __sb_end_write+0xa4/0xd0 [ 125.547495] ? fork_idle+0x250/0x250 [ 125.551190] ? ksys_write+0x1ce/0x260 [ 125.554968] ? do_sys_open+0x16e/0x350 [ 125.558844] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 125.563598] ? do_syscall_64+0x21/0x4e0 [ 125.567559] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 125.572904] __x64_sys_clone+0xba/0x140 [ 125.576869] do_syscall_64+0xd0/0x4e0 [ 125.580660] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 125.585846] RIP: 0033:0x459829 [ 125.589019] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 125.607910] RSP: 002b:00007f539f038c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 125.615645] RAX: ffffffffffffffda RBX: 00007f539f038c90 RCX: 0000000000459829 [ 125.622917] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 125.630190] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 125.637458] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539f0396d4 [ 125.644719] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 125.652002] CPU: 0 PID: 8023 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 125.659982] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 125.669322] Call Trace: [ 125.671898] dump_stack+0x123/0x177 [ 125.675538] should_fail.cold.4+0x5/0x13 [ 125.679595] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 125.684690] ? __might_sleep+0x95/0x190 [ 125.688659] __alloc_pages_nodemask+0x1d5/0x710 [ 125.693317] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 125.698315] ? lock_downgrade+0x860/0x860 [ 125.702455] alloc_pages_current+0xd6/0x1b0 [ 125.706758] pte_alloc_one+0x14/0x130 [ 125.710554] __pte_alloc+0x1d/0x2f0 [ 125.714162] copy_page_range+0xe5e/0x1810 [ 125.718290] ? find_held_lock+0x36/0x1d0 [ 125.722781] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 125.728211] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 125.733055] ? pmd_alloc+0x110/0x110 [ 125.736753] ? __vma_link_rb+0x1fc/0x340 [ 125.740796] copy_process.part.35+0x37b9/0x7330 [ 125.745459] ? __cleanup_sighand+0x40/0x40 [ 125.749674] ? __f_unlock_pos+0xd/0x10 [ 125.753561] ? lock_downgrade+0x860/0x860 [ 125.757878] _do_fork+0x15d/0xba0 [ 125.761330] ? __sb_end_write+0xa4/0xd0 [ 125.765285] ? fork_idle+0x250/0x250 [ 125.768978] ? ksys_write+0x1ce/0x260 [ 125.772758] ? do_sys_open+0x16e/0x350 [ 125.776628] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 125.781362] ? do_syscall_64+0x21/0x4e0 [ 125.785335] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 125.790678] __x64_sys_clone+0xba/0x140 [ 125.794653] do_syscall_64+0xd0/0x4e0 [ 125.798456] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 125.803628] RIP: 0033:0x459829 [ 125.806814] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 125.825697] RSP: 002b:00007f9acacddc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 125.833384] RAX: ffffffffffffffda RBX: 00007f9acacddc90 RCX: 0000000000459829 [ 125.840657] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 125.847911] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 125.855163] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacde6d4 [ 125.862426] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 125.869691] CPU: 1 PID: 8037 Comm: syz-executor.2 Not tainted 4.19.94-syzkaller #0 [ 125.877406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 125.886759] Call Trace: [ 125.889342] dump_stack+0x123/0x177 [ 125.892966] should_fail.cold.4+0x5/0x13 [ 125.897018] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 125.902153] ? lock_downgrade+0x860/0x860 [ 125.906301] __should_failslab+0xba/0xf0 [ 125.910354] should_failslab+0x9/0x14 [ 125.914138] kmem_cache_alloc+0x2bc/0x730 [ 125.918313] ptlock_alloc+0x1d/0x70 [ 125.921923] pte_alloc_one+0x4e/0x130 [ 125.925718] copy_huge_pmd+0x69/0x510 [ 125.929642] copy_page_range+0x597/0x1810 [ 125.933876] ? find_held_lock+0x36/0x1d0 [ 125.937951] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 125.943386] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 125.948223] ? pmd_alloc+0x110/0x110 [ 125.951926] ? __vma_link_rb+0x1fc/0x340 [ 125.955971] copy_process.part.35+0x37b9/0x7330 [ 125.960642] ? __cleanup_sighand+0x40/0x40 [ 125.964897] ? __f_unlock_pos+0xd/0x10 [ 125.968771] ? lock_downgrade+0x860/0x860 [ 125.972924] _do_fork+0x15d/0xba0 [ 125.976357] ? __sb_end_write+0xa4/0xd0 [ 125.980310] ? fork_idle+0x250/0x250 [ 125.984002] ? ksys_write+0x1ce/0x260 [ 125.987784] ? do_sys_open+0x16e/0x350 [ 125.991663] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 125.996398] ? do_syscall_64+0x21/0x4e0 [ 126.000369] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 126.005711] __x64_sys_clone+0xba/0x140 [ 126.009682] do_syscall_64+0xd0/0x4e0 [ 126.013479] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 126.018749] RIP: 0033:0x459829 [ 126.021921] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 126.040929] RSP: 002b:00007f72745d5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 126.048627] RAX: ffffffffffffffda RBX: 00007f72745d5c90 RCX: 0000000000459829 [ 126.055887] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 126.063147] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 126.070408] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f72745d66d4 [ 126.077663] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 126.105303] FAULT_INJECTION: forcing a failure. [ 126.105303] name failslab, interval 1, probability 0, space 0, times 0 [ 126.116889] CPU: 1 PID: 8040 Comm: syz-executor.5 Not tainted 4.19.94-syzkaller #0 [ 126.124613] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 126.133962] Call Trace: [ 126.136551] dump_stack+0x123/0x177 [ 126.140178] should_fail.cold.4+0x5/0x13 [ 126.144247] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 126.149339] ? lock_downgrade+0x860/0x860 [ 126.149349] __should_failslab+0xba/0xf0 [ 126.149358] should_failslab+0x9/0x14 [ 126.149364] kmem_cache_alloc+0x2bc/0x730 [ 126.149376] ptlock_alloc+0x1d/0x70 [ 126.149384] pte_alloc_one+0x4e/0x130 [ 126.149389] __pte_alloc+0x1d/0x2f0 [ 126.149396] copy_page_range+0xe5e/0x1810 [ 126.149402] ? find_held_lock+0x36/0x1d0 [ 126.149414] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 126.149420] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 126.149429] ? pmd_alloc+0x110/0x110 [ 126.165561] ? __vma_link_rb+0x1fc/0x340 [ 126.165573] copy_process.part.35+0x37b9/0x7330 [ 126.165598] ? __cleanup_sighand+0x40/0x40 [ 126.195865] FAULT_INJECTION: forcing a failure. [ 126.195865] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 126.198765] ? __f_unlock_pos+0xd/0x10 [ 126.198772] ? lock_downgrade+0x860/0x860 [ 126.198792] _do_fork+0x15d/0xba0 [ 126.198798] ? __sb_end_write+0xa4/0xd0 [ 126.198805] ? fork_idle+0x250/0x250 [ 126.198811] ? ksys_write+0x1ce/0x260 [ 126.198816] ? do_sys_open+0x16e/0x350 [ 126.198824] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 126.198830] ? do_syscall_64+0x21/0x4e0 [ 126.198837] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 126.198845] __x64_sys_clone+0xba/0x140 [ 126.198852] do_syscall_64+0xd0/0x4e0 [ 126.198859] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 126.198864] RIP: 0033:0x459829 [ 126.198869] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 126.198872] RSP: 002b:00007f2f2afbac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 126.198877] RAX: ffffffffffffffda RBX: 00007f2f2afbac90 RCX: 0000000000459829 [ 126.198880] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 126.198883] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 126.198888] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f2afbb6d4 [ 126.258896] FAULT_INJECTION: forcing a failure. [ 126.258896] name failslab, interval 1, probability 0, space 0, times 0 [ 126.259123] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 126.355631] CPU: 0 PID: 8045 Comm: syz-executor.1 Not tainted 4.19.94-syzkaller #0 [ 126.363353] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 126.372762] Call Trace: [ 126.375354] dump_stack+0x123/0x177 [ 126.378982] should_fail.cold.4+0x5/0x13 [ 126.383052] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 126.388149] ? __might_sleep+0x95/0x190 [ 126.392120] __alloc_pages_nodemask+0x1d5/0x710 [ 126.396785] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 126.401785] ? lock_downgrade+0x860/0x860 [ 126.405920] alloc_pages_current+0xd6/0x1b0 [ 126.410240] pte_alloc_one+0x14/0x130 [ 126.414034] __pte_alloc+0x1d/0x2f0 [ 126.415204] FAULT_INJECTION: forcing a failure. [ 126.415204] name failslab, interval 1, probability 0, space 0, times 0 [ 126.417659] copy_page_range+0xe5e/0x1810 [ 126.417668] ? find_held_lock+0x36/0x1d0 [ 126.417680] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 126.417687] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 126.417697] ? pmd_alloc+0x110/0x110 [ 126.451207] ? __vma_link_rb+0x1fc/0x340 [ 126.455252] copy_process.part.35+0x37b9/0x7330 [ 126.459916] ? __cleanup_sighand+0x40/0x40 [ 126.464131] ? __f_unlock_pos+0xd/0x10 [ 126.468001] ? lock_downgrade+0x860/0x860 [ 126.472139] _do_fork+0x15d/0xba0 [ 126.475582] ? __sb_end_write+0xa4/0xd0 [ 126.479552] ? fork_idle+0x250/0x250 [ 126.483248] ? ksys_write+0x1ce/0x260 [ 126.487039] ? do_sys_open+0x16e/0x350 [ 126.490921] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 126.495672] ? do_syscall_64+0x21/0x4e0 [ 126.499627] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 126.504975] __x64_sys_clone+0xba/0x140 [ 126.508933] do_syscall_64+0xd0/0x4e0 [ 126.512722] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 126.517890] RIP: 0033:0x459829 [ 126.521065] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 126.539981] RSP: 002b:00007f539f038c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 126.547815] RAX: ffffffffffffffda RBX: 00007f539f038c90 RCX: 0000000000459829 [ 126.555081] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 126.562338] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 126.569591] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539f0396d4 [ 126.576860] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 126.584128] CPU: 1 PID: 8047 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 126.591839] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 126.591842] Call Trace: [ 126.591855] dump_stack+0x123/0x177 [ 126.591866] should_fail.cold.4+0x5/0x13 [ 126.591873] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 126.591879] ? lock_downgrade+0x860/0x860 [ 126.591890] __should_failslab+0xba/0xf0 [ 126.591899] should_failslab+0x9/0x14 [ 126.591906] kmem_cache_alloc+0x2bc/0x730 [ 126.591910] ? kasan_check_read+0x11/0x20 [ 126.591917] ? __vm_enough_memory+0x22f/0x4b0 [ 126.591927] vm_area_dup+0x1b/0x150 [ 126.591933] copy_process.part.35+0x31db/0x7330 [ 126.591958] ? __cleanup_sighand+0x40/0x40 [ 126.591965] ? __f_unlock_pos+0xd/0x10 [ 126.591970] ? lock_downgrade+0x860/0x860 [ 126.591988] _do_fork+0x15d/0xba0 [ 126.591993] ? __sb_end_write+0xa4/0xd0 [ 126.591999] ? fork_idle+0x250/0x250 [ 126.592007] ? ksys_write+0x1ce/0x260 [ 126.612141] ? do_sys_open+0x16e/0x350 [ 126.612152] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 126.612157] ? do_syscall_64+0x21/0x4e0 [ 126.612166] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 126.621395] __x64_sys_clone+0xba/0x140 [ 126.621405] do_syscall_64+0xd0/0x4e0 [ 126.621414] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 126.621420] RIP: 0033:0x459829 [ 126.629250] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 126.629254] RSP: 002b:00007f9acacbcc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 126.629260] RAX: ffffffffffffffda RBX: 00007f9acacbcc90 RCX: 0000000000459829 [ 126.629263] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 126.629265] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 126.629267] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacbd6d4 [ 126.629270] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 126.637610] CPU: 1 PID: 8051 Comm: syz-executor.4 Not tainted 4.19.94-syzkaller #0 [ 126.650387] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 126.650391] Call Trace: [ 126.650404] dump_stack+0x123/0x177 [ 126.650415] should_fail.cold.4+0x5/0x13 [ 126.666124] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 126.666132] ? lock_downgrade+0x860/0x860 [ 126.666144] __should_failslab+0xba/0xf0 [ 126.666152] should_failslab+0x9/0x14 [ 126.666158] kmem_cache_alloc+0x2bc/0x730 [ 126.666164] ? pmd_alloc+0x110/0x110 [ 126.666174] vm_area_dup+0x1b/0x150 [ 126.666180] copy_process.part.35+0x31db/0x7330 [ 126.688033] FAULT_INJECTION: forcing a failure. [ 126.688033] name failslab, interval 1, probability 0, space 0, times 0 [ 126.690213] ? __cleanup_sighand+0x40/0x40 [ 126.700595] FAULT_INJECTION: forcing a failure. [ 126.700595] name failslab, interval 1, probability 0, space 0, times 0 [ 126.703297] ? __f_unlock_pos+0xd/0x10 [ 126.703306] ? lock_downgrade+0x860/0x860 [ 126.703326] _do_fork+0x15d/0xba0 [ 126.703333] ? __sb_end_write+0xa4/0xd0 [ 126.877653] ? fork_idle+0x250/0x250 [ 126.881357] ? ksys_write+0x1ce/0x260 [ 126.885140] ? do_sys_open+0x16e/0x350 [ 126.889011] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 126.893839] ? do_syscall_64+0x21/0x4e0 [ 126.897800] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 126.903505] __x64_sys_clone+0xba/0x140 [ 126.907471] do_syscall_64+0xd0/0x4e0 [ 126.911256] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 126.916435] RIP: 0033:0x459829 [ 126.919620] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 126.938861] RSP: 002b:00007fca838a6c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 126.946559] RAX: ffffffffffffffda RBX: 00007fca838a6c90 RCX: 0000000000459829 [ 126.953827] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 126.961080] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 126.968333] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca838a76d4 [ 126.975594] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 126.982888] CPU: 0 PID: 8052 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 126.990594] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 127.000294] Call Trace: [ 127.003818] dump_stack+0x123/0x177 [ 127.007575] should_fail.cold.4+0x5/0x13 [ 127.011637] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 127.016731] ? lock_downgrade+0x860/0x860 [ 127.020867] __should_failslab+0xba/0xf0 [ 127.024921] should_failslab+0x9/0x14 [ 127.028714] kmem_cache_alloc+0x2bc/0x730 [ 127.032842] ? pmd_alloc+0x110/0x110 [ 127.036538] vm_area_dup+0x1b/0x150 [ 127.040168] copy_process.part.35+0x31db/0x7330 [ 127.044832] ? __cleanup_sighand+0x40/0x40 [ 127.049050] ? __f_unlock_pos+0xd/0x10 [ 127.052924] ? lock_downgrade+0x860/0x860 [ 127.057058] _do_fork+0x15d/0xba0 [ 127.060493] ? __sb_end_write+0xa4/0xd0 [ 127.064450] ? fork_idle+0x250/0x250 [ 127.068161] ? ksys_write+0x1ce/0x260 [ 127.071944] ? do_sys_open+0x16e/0x350 [ 127.075827] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 127.080586] ? do_syscall_64+0x21/0x4e0 [ 127.084565] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 127.089934] __x64_sys_clone+0xba/0x140 [ 127.093904] do_syscall_64+0xd0/0x4e0 [ 127.097696] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 127.102869] RIP: 0033:0x459829 [ 127.106064] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 127.124982] RSP: 002b:00007f01d6614c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 127.132752] RAX: ffffffffffffffda RBX: 00007f01d6614c90 RCX: 0000000000459829 [ 127.140054] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 127.147310] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 127.154650] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d66156d4 [ 127.161906] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 127.169301] CPU: 1 PID: 8056 Comm: syz-executor.2 Not tainted 4.19.94-syzkaller #0 [ 127.177020] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 127.186478] Call Trace: [ 127.186494] dump_stack+0x123/0x177 [ 127.186505] should_fail.cold.4+0x5/0x13 [ 127.186517] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 127.186523] ? lock_downgrade+0x860/0x860 [ 127.186534] __should_failslab+0xba/0xf0 [ 127.186542] should_failslab+0x9/0x14 [ 127.186548] kmem_cache_alloc+0x2bc/0x730 [ 127.186561] ptlock_alloc+0x1d/0x70 [ 127.186570] pte_alloc_one+0x4e/0x130 [ 127.186576] copy_huge_pmd+0x69/0x510 [ 127.186585] copy_page_range+0x597/0x1810 [ 127.196833] ? find_held_lock+0x36/0x1d0 [ 127.196846] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 127.196854] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 127.196862] ? pmd_alloc+0x110/0x110 [ 127.196870] ? __vma_link_rb+0x1fc/0x340 [ 127.196879] copy_process.part.35+0x37b9/0x7330 [ 127.196904] ? __cleanup_sighand+0x40/0x40 [ 127.196910] ? __f_unlock_pos+0xd/0x10 [ 127.196916] ? lock_downgrade+0x860/0x860 [ 127.225543] _do_fork+0x15d/0xba0 [ 127.242939] ? __sb_end_write+0xa4/0xd0 [ 127.242950] ? fork_idle+0x250/0x250 [ 127.242957] ? ksys_write+0x1ce/0x260 [ 127.242962] ? do_sys_open+0x16e/0x350 [ 127.242970] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 127.242976] ? do_syscall_64+0x21/0x4e0 [ 127.242984] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 127.279516] FAULT_INJECTION: forcing a failure. [ 127.279516] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 127.280095] __x64_sys_clone+0xba/0x140 [ 127.280105] do_syscall_64+0xd0/0x4e0 [ 127.280115] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 127.330616] RIP: 0033:0x459829 [ 127.333806] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 127.352693] RSP: 002b:00007f72745d5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 127.360408] RAX: ffffffffffffffda RBX: 00007f72745d5c90 RCX: 0000000000459829 [ 127.367666] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 127.374937] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 127.382211] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f72745d66d4 [ 127.389465] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 127.396856] CPU: 0 PID: 8060 Comm: syz-executor.5 Not tainted 4.19.94-syzkaller #0 [ 127.404571] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 127.413929] Call Trace: [ 127.416525] dump_stack+0x123/0x177 [ 127.417044] FAULT_INJECTION: forcing a failure. [ 127.417044] name failslab, interval 1, probability 0, space 0, times 0 [ 127.420155] should_fail.cold.4+0x5/0x13 [ 127.420164] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 127.420173] ? __might_sleep+0x95/0x190 [ 127.420183] __alloc_pages_nodemask+0x1d5/0x710 [ 127.448105] FAULT_INJECTION: forcing a failure. [ 127.448105] name failslab, interval 1, probability 0, space 0, times 0 [ 127.450086] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 127.466255] ? lock_downgrade+0x860/0x860 [ 127.470387] alloc_pages_current+0xd6/0x1b0 [ 127.474696] pte_alloc_one+0x14/0x130 [ 127.478491] __pte_alloc+0x1d/0x2f0 [ 127.482113] copy_page_range+0xe5e/0x1810 [ 127.486245] ? find_held_lock+0x36/0x1d0 [ 127.490294] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 127.495727] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 127.500571] ? pmd_alloc+0x110/0x110 [ 127.504297] ? __vma_link_rb+0x1fc/0x340 [ 127.508450] copy_process.part.35+0x37b9/0x7330 [ 127.513137] ? __cleanup_sighand+0x40/0x40 [ 127.517514] ? __f_unlock_pos+0xd/0x10 [ 127.521393] ? lock_downgrade+0x860/0x860 [ 127.525550] _do_fork+0x15d/0xba0 [ 127.528994] ? __sb_end_write+0xa4/0xd0 [ 127.532953] ? fork_idle+0x250/0x250 [ 127.536653] ? ksys_write+0x1ce/0x260 [ 127.540436] ? do_sys_open+0x16e/0x350 [ 127.544324] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 127.549062] ? do_syscall_64+0x21/0x4e0 [ 127.553031] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 127.558382] __x64_sys_clone+0xba/0x140 [ 127.562340] do_syscall_64+0xd0/0x4e0 [ 127.566473] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 127.571910] RIP: 0033:0x459829 [ 127.575094] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 127.593982] RSP: 002b:00007f2f2afbac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 127.601707] RAX: ffffffffffffffda RBX: 00007f2f2afbac90 RCX: 0000000000459829 [ 127.608975] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 127.616236] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 127.623495] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f2afbb6d4 [ 127.630751] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 127.638038] CPU: 1 PID: 8065 Comm: syz-executor.4 Not tainted 4.19.94-syzkaller #0 [ 127.645937] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 127.645941] Call Trace: [ 127.645954] dump_stack+0x123/0x177 [ 127.645964] should_fail.cold.4+0x5/0x13 [ 127.645971] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 127.645977] ? lock_downgrade+0x860/0x860 [ 127.645989] __should_failslab+0xba/0xf0 [ 127.645996] should_failslab+0x9/0x14 [ 127.646002] kmem_cache_alloc+0x2bc/0x730 [ 127.646014] ptlock_alloc+0x1d/0x70 [ 127.646022] pte_alloc_one+0x4e/0x130 [ 127.646028] __pte_alloc+0x1d/0x2f0 [ 127.665620] copy_page_range+0xe5e/0x1810 [ 127.665629] ? find_held_lock+0x36/0x1d0 [ 127.665646] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 127.711565] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 127.716407] ? pmd_alloc+0x110/0x110 [ 127.720112] ? __vma_link_rb+0x1fc/0x340 [ 127.724161] copy_process.part.35+0x37b9/0x7330 [ 127.728870] ? __cleanup_sighand+0x40/0x40 [ 127.734045] ? __f_unlock_pos+0xd/0x10 [ 127.737922] ? lock_downgrade+0x860/0x860 [ 127.742088] _do_fork+0x15d/0xba0 [ 127.745538] ? __sb_end_write+0xa4/0xd0 [ 127.749498] ? fork_idle+0x250/0x250 [ 127.753215] ? ksys_write+0x1ce/0x260 [ 127.757197] ? do_sys_open+0x16e/0x350 [ 127.761091] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 127.765846] ? do_syscall_64+0x21/0x4e0 [ 127.769814] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 127.775191] __x64_sys_clone+0xba/0x140 [ 127.779163] do_syscall_64+0xd0/0x4e0 [ 127.782966] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 127.788140] RIP: 0033:0x459829 [ 127.791318] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 127.810480] RSP: 002b:00007fca838c7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 127.818179] RAX: ffffffffffffffda RBX: 00007fca838c7c90 RCX: 0000000000459829 [ 127.825438] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 127.832700] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 127.839985] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca838c86d4 [ 127.847457] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 127.854766] CPU: 0 PID: 8066 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 127.862489] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 127.871856] Call Trace: [ 127.874438] dump_stack+0x123/0x177 [ 127.878077] should_fail.cold.4+0x5/0x13 [ 127.882143] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 127.887247] ? lock_downgrade+0x860/0x860 [ 127.891407] __should_failslab+0xba/0xf0 [ 127.892881] FAULT_INJECTION: forcing a failure. [ 127.892881] name failslab, interval 1, probability 0, space 0, times 0 [ 127.895463] should_failslab+0x9/0x14 [ 127.895470] kmem_cache_alloc+0x2bc/0x730 [ 127.895484] ptlock_alloc+0x1d/0x70 [ 127.918372] pte_alloc_one+0x4e/0x130 [ 127.922156] copy_huge_pmd+0x69/0x510 [ 127.925941] copy_page_range+0x597/0x1810 [ 127.930085] ? find_held_lock+0x36/0x1d0 [ 127.934135] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 127.939576] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 127.944405] ? pmd_alloc+0x110/0x110 [ 127.948113] ? __vma_link_rb+0x1fc/0x340 [ 127.952160] copy_process.part.35+0x37b9/0x7330 [ 127.956827] ? __cleanup_sighand+0x40/0x40 [ 127.961044] ? __f_unlock_pos+0xd/0x10 [ 127.964914] ? lock_downgrade+0x860/0x860 [ 127.969059] _do_fork+0x15d/0xba0 [ 127.972582] ? __sb_end_write+0xa4/0xd0 [ 127.976538] ? fork_idle+0x250/0x250 [ 127.980246] ? ksys_write+0x1ce/0x260 [ 127.984040] ? do_sys_open+0x16e/0x350 [ 127.987910] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 127.992675] ? do_syscall_64+0x21/0x4e0 [ 127.996632] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 128.001978] __x64_sys_clone+0xba/0x140 [ 128.005938] do_syscall_64+0xd0/0x4e0 [ 128.009721] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 128.014891] RIP: 0033:0x459829 [ 128.018067] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 128.036954] RSP: 002b:00007f9acacbcc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 128.044644] RAX: ffffffffffffffda RBX: 00007f9acacbcc90 RCX: 0000000000459829 [ 128.051895] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 128.059167] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 128.066535] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacbd6d4 [ 128.073810] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 128.081093] CPU: 1 PID: 8070 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 128.088812] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 128.099039] Call Trace: [ 128.101625] dump_stack+0x123/0x177 [ 128.105250] should_fail.cold.4+0x5/0x13 [ 128.105259] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 128.105266] ? lock_downgrade+0x860/0x860 [ 128.105278] __should_failslab+0xba/0xf0 [ 128.114432] should_failslab+0x9/0x14 [ 128.114439] kmem_cache_alloc+0x2bc/0x730 [ 128.114454] ptlock_alloc+0x1d/0x70 [ 128.134195] pte_alloc_one+0x4e/0x130 [ 128.138006] __pte_alloc+0x1d/0x2f0 [ 128.141640] copy_page_range+0xe5e/0x1810 [ 128.142690] FAULT_INJECTION: forcing a failure. [ 128.142690] name failslab, interval 1, probability 0, space 0, times 0 [ 128.145804] ? find_held_lock+0x36/0x1d0 [ 128.145818] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 128.145825] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 128.145833] ? pmd_alloc+0x110/0x110 [ 128.145842] ? __vma_link_rb+0x1fc/0x340 [ 128.179107] copy_process.part.35+0x37b9/0x7330 [ 128.183792] ? __cleanup_sighand+0x40/0x40 [ 128.188031] ? __f_unlock_pos+0xd/0x10 [ 128.191901] ? lock_downgrade+0x860/0x860 [ 128.196048] _do_fork+0x15d/0xba0 [ 128.199495] ? __sb_end_write+0xa4/0xd0 [ 128.203459] ? fork_idle+0x250/0x250 [ 128.207157] ? ksys_write+0x1ce/0x260 [ 128.210939] ? do_sys_open+0x16e/0x350 [ 128.214809] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 128.219551] ? do_syscall_64+0x21/0x4e0 [ 128.223536] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 128.228886] __x64_sys_clone+0xba/0x140 [ 128.232845] do_syscall_64+0xd0/0x4e0 [ 128.236640] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 128.241818] RIP: 0033:0x459829 [ 128.245000] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 128.264927] RSP: 002b:00007f01d6614c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 128.272717] RAX: ffffffffffffffda RBX: 00007f01d6614c90 RCX: 0000000000459829 [ 128.280080] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 128.287367] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 128.294733] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d66156d4 [ 128.294739] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 128.309730] CPU: 0 PID: 8074 Comm: syz-executor.1 Not tainted 4.19.94-syzkaller #0 [ 128.317446] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 128.317449] Call Trace: [ 128.317461] dump_stack+0x123/0x177 [ 128.317474] should_fail.cold.4+0x5/0x13 [ 128.317481] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 128.317488] ? lock_downgrade+0x860/0x860 [ 128.317499] __should_failslab+0xba/0xf0 [ 128.317509] should_failslab+0x9/0x14 [ 128.331957] FAULT_INJECTION: forcing a failure. [ 128.331957] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 128.333049] kmem_cache_alloc+0x2bc/0x730 [ 128.370113] ptlock_alloc+0x1d/0x70 [ 128.373724] pte_alloc_one+0x4e/0x130 [ 128.377504] copy_huge_pmd+0x69/0x510 [ 128.381301] copy_page_range+0x597/0x1810 [ 128.385434] ? find_held_lock+0x36/0x1d0 [ 128.389480] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 128.394914] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 128.399763] ? pmd_alloc+0x110/0x110 [ 128.403457] ? __vma_link_rb+0x1fc/0x340 [ 128.407499] copy_process.part.35+0x37b9/0x7330 [ 128.412170] ? __cleanup_sighand+0x40/0x40 [ 128.416401] ? __f_unlock_pos+0xd/0x10 [ 128.420266] ? lock_downgrade+0x860/0x860 [ 128.424402] _do_fork+0x15d/0xba0 [ 128.427835] ? __sb_end_write+0xa4/0xd0 [ 128.432222] ? fork_idle+0x250/0x250 [ 128.435913] ? ksys_write+0x1ce/0x260 [ 128.439705] ? do_sys_open+0x16e/0x350 [ 128.443582] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 128.448316] ? do_syscall_64+0x21/0x4e0 [ 128.452282] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 128.457711] __x64_sys_clone+0xba/0x140 [ 128.461666] do_syscall_64+0xd0/0x4e0 [ 128.465630] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 128.470835] RIP: 0033:0x459829 [ 128.474032] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 128.492918] RSP: 002b:00007f539f017c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 128.500609] RAX: ffffffffffffffda RBX: 00007f539f017c90 RCX: 0000000000459829 [ 128.507867] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 128.515118] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 128.522388] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539f0186d4 [ 128.529650] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 128.536914] CPU: 1 PID: 8076 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 128.544627] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 128.553976] Call Trace: [ 128.556566] dump_stack+0x123/0x177 [ 128.560219] should_fail.cold.4+0x5/0x13 [ 128.564279] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 128.567143] FAULT_INJECTION: forcing a failure. [ 128.567143] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 128.570072] ? __might_sleep+0x95/0x190 [ 128.570083] __alloc_pages_nodemask+0x1d5/0x710 [ 128.570092] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 128.570103] ? lock_downgrade+0x860/0x860 [ 128.570114] alloc_pages_current+0xd6/0x1b0 [ 128.570125] pte_alloc_one+0x14/0x130 [ 128.608010] __pte_alloc+0x1d/0x2f0 [ 128.611241] FAULT_INJECTION: forcing a failure. [ 128.611241] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 128.611640] copy_page_range+0xe5e/0x1810 [ 128.611648] ? find_held_lock+0x36/0x1d0 [ 128.611660] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 128.611669] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 128.641880] ? pmd_alloc+0x110/0x110 [ 128.645593] ? __vma_link_rb+0x1fc/0x340 [ 128.649661] copy_process.part.35+0x37b9/0x7330 [ 128.654417] ? __cleanup_sighand+0x40/0x40 [ 128.658640] ? __f_unlock_pos+0xd/0x10 [ 128.662518] ? lock_downgrade+0x860/0x860 [ 128.666664] _do_fork+0x15d/0xba0 [ 128.670105] ? __sb_end_write+0xa4/0xd0 [ 128.674082] ? fork_idle+0x250/0x250 [ 128.677798] ? ksys_write+0x1ce/0x260 [ 128.677803] ? do_sys_open+0x16e/0x350 [ 128.677810] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 128.677820] ? do_syscall_64+0x21/0x4e0 [ 128.677827] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 128.677834] __x64_sys_clone+0xba/0x140 [ 128.677841] do_syscall_64+0xd0/0x4e0 [ 128.677848] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 128.677853] RIP: 0033:0x459829 [ 128.677859] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 128.677862] RSP: 002b:00007f9acacddc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 128.677868] RAX: ffffffffffffffda RBX: 00007f9acacddc90 RCX: 0000000000459829 [ 128.677871] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 128.677874] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 128.677876] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacde6d4 [ 128.677879] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 128.679391] CPU: 1 PID: 8082 Comm: syz-executor.5 Not tainted 4.19.94-syzkaller #0 [ 128.694247] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 128.694250] Call Trace: [ 128.694262] dump_stack+0x123/0x177 [ 128.694274] should_fail.cold.4+0x5/0x13 [ 128.694282] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 128.694291] ? __might_sleep+0x95/0x190 [ 128.814934] __alloc_pages_nodemask+0x1d5/0x710 [ 128.819601] ? kasan_kmalloc+0xc7/0xe0 [ 128.819612] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 128.819621] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 128.828662] alloc_pages_current+0xd6/0x1b0 [ 128.828674] pte_alloc_one+0x14/0x130 [ 128.828681] copy_huge_pmd+0x69/0x510 [ 128.828690] copy_page_range+0x597/0x1810 [ 128.828697] ? find_held_lock+0x36/0x1d0 [ 128.828707] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 128.828714] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 128.828721] ? pmd_alloc+0x110/0x110 [ 128.828728] ? __vma_link_rb+0x1fc/0x340 [ 128.828737] copy_process.part.35+0x37b9/0x7330 [ 128.828761] ? __cleanup_sighand+0x40/0x40 [ 128.828766] ? __f_unlock_pos+0xd/0x10 [ 128.828773] ? lock_downgrade+0x860/0x860 [ 128.874633] FAULT_INJECTION: forcing a failure. [ 128.874633] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 128.877055] _do_fork+0x15d/0xba0 [ 128.877062] ? __sb_end_write+0xa4/0xd0 [ 128.877069] ? fork_idle+0x250/0x250 [ 128.877075] ? ksys_write+0x1ce/0x260 [ 128.877080] ? do_sys_open+0x16e/0x350 [ 128.877088] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 128.877093] ? do_syscall_64+0x21/0x4e0 [ 128.877100] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 128.877107] __x64_sys_clone+0xba/0x140 [ 128.877114] do_syscall_64+0xd0/0x4e0 [ 128.877121] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 128.877126] RIP: 0033:0x459829 [ 128.877131] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 128.877134] RSP: 002b:00007f2f2af99c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 128.877139] RAX: ffffffffffffffda RBX: 00007f2f2af99c90 RCX: 0000000000459829 [ 128.877142] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 128.877144] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 128.877147] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f2af9a6d4 [ 128.877150] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 128.878540] CPU: 1 PID: 8081 Comm: syz-executor.2 Not tainted 4.19.94-syzkaller #0 [ 128.968981] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 128.968985] Call Trace: [ 128.968999] dump_stack+0x123/0x177 [ 128.969010] should_fail.cold.4+0x5/0x13 [ 128.969017] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 128.969026] ? __might_sleep+0x95/0x190 [ 128.969035] __alloc_pages_nodemask+0x1d5/0x710 [ 128.969042] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 128.969051] ? lock_downgrade+0x860/0x860 [ 128.969060] alloc_pages_current+0xd6/0x1b0 [ 128.969071] pte_alloc_one+0x14/0x130 [ 128.969078] __pte_alloc+0x1d/0x2f0 [ 128.969085] copy_page_range+0xe5e/0x1810 [ 128.969092] ? find_held_lock+0x36/0x1d0 [ 128.969104] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 128.969110] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 128.969119] ? pmd_alloc+0x110/0x110 [ 128.969126] ? __vma_link_rb+0x1fc/0x340 [ 128.969136] copy_process.part.35+0x37b9/0x7330 [ 128.969159] ? __cleanup_sighand+0x40/0x40 [ 128.969166] ? __f_unlock_pos+0xd/0x10 [ 128.969171] ? lock_downgrade+0x860/0x860 [ 128.969191] _do_fork+0x15d/0xba0 [ 128.969196] ? __sb_end_write+0xa4/0xd0 [ 128.969203] ? fork_idle+0x250/0x250 [ 128.969211] ? ksys_write+0x1ce/0x260 [ 129.013205] ? do_sys_open+0x16e/0x350 [ 129.013215] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 129.013221] ? do_syscall_64+0x21/0x4e0 [ 129.013229] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 129.150970] __x64_sys_clone+0xba/0x140 [ 129.153852] FAULT_INJECTION: forcing a failure. [ 129.153852] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 129.154947] do_syscall_64+0xd0/0x4e0 [ 129.154961] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 129.175720] RIP: 0033:0x459829 [ 129.178896] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 129.197791] RSP: 002b:00007f72745d5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 129.199194] FAULT_INJECTION: forcing a failure. [ 129.199194] name failslab, interval 1, probability 0, space 0, times 0 [ 129.205487] RAX: ffffffffffffffda RBX: 00007f72745d5c90 RCX: 0000000000459829 [ 129.205491] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 129.205494] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 129.205497] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f72745d66d4 [ 129.205500] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 129.220848] CPU: 1 PID: 8086 Comm: syz-executor.1 Not tainted 4.19.94-syzkaller #0 [ 129.239687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 129.239690] Call Trace: [ 129.239704] dump_stack+0x123/0x177 [ 129.239715] should_fail.cold.4+0x5/0x13 [ 129.239722] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 129.239730] ? __might_sleep+0x95/0x190 [ 129.239739] __alloc_pages_nodemask+0x1d5/0x710 [ 129.239747] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 129.239756] ? lock_downgrade+0x860/0x860 [ 129.239768] alloc_pages_current+0xd6/0x1b0 [ 129.271342] pte_alloc_one+0x14/0x130 [ 129.271351] __pte_alloc+0x1d/0x2f0 [ 129.271358] copy_page_range+0xe5e/0x1810 [ 129.271367] ? find_held_lock+0x36/0x1d0 [ 129.271381] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 129.271388] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 129.271396] ? pmd_alloc+0x110/0x110 [ 129.271403] ? __vma_link_rb+0x1fc/0x340 [ 129.271412] copy_process.part.35+0x37b9/0x7330 [ 129.271437] ? __cleanup_sighand+0x40/0x40 [ 129.271443] ? __f_unlock_pos+0xd/0x10 [ 129.271449] ? lock_downgrade+0x860/0x860 [ 129.271455] ? lock_release+0x44e/0x850 [ 129.271469] _do_fork+0x15d/0xba0 [ 129.366967] ? __sb_end_write+0xa4/0xd0 [ 129.370931] ? fork_idle+0x250/0x250 [ 129.374633] ? ksys_write+0x1ce/0x260 [ 129.378421] ? do_sys_open+0x16e/0x350 [ 129.382314] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 129.387051] ? do_syscall_64+0x21/0x4e0 [ 129.391006] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 129.396376] __x64_sys_clone+0xba/0x140 [ 129.400348] do_syscall_64+0xd0/0x4e0 [ 129.404135] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 129.409309] RIP: 0033:0x459829 [ 129.412490] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 129.431378] RSP: 002b:00007f539f038c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 129.439075] RAX: ffffffffffffffda RBX: 00007f539f038c90 RCX: 0000000000459829 [ 129.446339] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 129.454826] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 129.462088] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539f0396d4 [ 129.469344] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 129.481160] CPU: 0 PID: 8092 Comm: syz-executor.5 Not tainted 4.19.94-syzkaller #0 [ 129.488908] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 129.493232] FAULT_INJECTION: forcing a failure. [ 129.493232] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 129.498260] Call Trace: [ 129.498272] dump_stack+0x123/0x177 [ 129.498284] should_fail.cold.4+0x5/0x13 [ 129.498291] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 129.498303] ? __might_sleep+0x95/0x190 [ 129.513074] FAULT_INJECTION: forcing a failure. [ 129.513074] name failslab, interval 1, probability 0, space 0, times 0 [ 129.516451] __alloc_pages_nodemask+0x1d5/0x710 [ 129.516459] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 129.516469] ? lock_downgrade+0x860/0x860 [ 129.516478] alloc_pages_current+0xd6/0x1b0 [ 129.516489] pte_alloc_one+0x14/0x130 [ 129.562749] __pte_alloc+0x1d/0x2f0 [ 129.566359] copy_page_range+0xe5e/0x1810 [ 129.570503] ? find_held_lock+0x36/0x1d0 [ 129.574548] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 129.579979] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 129.584815] ? pmd_alloc+0x110/0x110 [ 129.588513] ? __vma_link_rb+0x1fc/0x340 [ 129.592572] copy_process.part.35+0x37b9/0x7330 [ 129.597257] ? __cleanup_sighand+0x40/0x40 [ 129.601486] ? __f_unlock_pos+0xd/0x10 [ 129.605358] ? lock_downgrade+0x860/0x860 [ 129.609497] _do_fork+0x15d/0xba0 [ 129.612944] ? __sb_end_write+0xa4/0xd0 [ 129.616900] ? fork_idle+0x250/0x250 [ 129.620593] ? ksys_write+0x1ce/0x260 [ 129.624372] ? do_sys_open+0x16e/0x350 [ 129.628240] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 129.632984] ? do_syscall_64+0x21/0x4e0 [ 129.636971] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 129.642319] __x64_sys_clone+0xba/0x140 [ 129.646276] do_syscall_64+0xd0/0x4e0 [ 129.650065] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 129.655388] RIP: 0033:0x459829 [ 129.658574] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 129.677573] RSP: 002b:00007f2f2afbac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 129.685280] RAX: ffffffffffffffda RBX: 00007f2f2afbac90 RCX: 0000000000459829 [ 129.692544] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 129.699807] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 129.707058] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f2afbb6d4 [ 129.714324] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 129.721604] CPU: 1 PID: 8095 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 129.729407] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 129.729411] Call Trace: [ 129.729424] dump_stack+0x123/0x177 [ 129.729434] should_fail.cold.4+0x5/0x13 [ 129.729441] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 129.729449] ? __might_sleep+0x95/0x190 [ 129.729458] __alloc_pages_nodemask+0x1d5/0x710 [ 129.729465] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 129.729475] ? lock_downgrade+0x860/0x860 [ 129.729484] alloc_pages_current+0xd6/0x1b0 [ 129.729494] pte_alloc_one+0x14/0x130 [ 129.729500] __pte_alloc+0x1d/0x2f0 [ 129.729508] copy_page_range+0xe5e/0x1810 [ 129.729514] ? find_held_lock+0x36/0x1d0 [ 129.729527] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 129.729534] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 129.729543] ? pmd_alloc+0x110/0x110 [ 129.729550] ? __vma_link_rb+0x1fc/0x340 [ 129.729559] copy_process.part.35+0x37b9/0x7330 [ 129.729582] ? __cleanup_sighand+0x40/0x40 [ 129.729587] ? __f_unlock_pos+0xd/0x10 [ 129.729593] ? lock_downgrade+0x860/0x860 [ 129.762911] _do_fork+0x15d/0xba0 [ 129.830203] ? __sb_end_write+0xa4/0xd0 [ 129.834173] ? fork_idle+0x250/0x250 [ 129.837874] ? ksys_write+0x1ce/0x260 [ 129.841659] ? do_sys_open+0x16e/0x350 [ 129.845535] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 129.850280] ? do_syscall_64+0x21/0x4e0 [ 129.854253] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 129.859604] __x64_sys_clone+0xba/0x140 [ 129.863567] do_syscall_64+0xd0/0x4e0 [ 129.867369] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 129.872540] RIP: 0033:0x459829 [ 129.875715] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 129.894619] RSP: 002b:00007f9acacddc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 129.902319] RAX: ffffffffffffffda RBX: 00007f9acacddc90 RCX: 0000000000459829 [ 129.909585] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 129.916845] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 129.924112] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacde6d4 [ 129.933127] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 129.940484] CPU: 0 PID: 8098 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 129.948199] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 129.957984] Call Trace: [ 129.960561] dump_stack+0x123/0x177 [ 129.964173] should_fail.cold.4+0x5/0x13 [ 129.968229] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 129.973325] ? lock_downgrade+0x860/0x860 [ 129.977482] __should_failslab+0xba/0xf0 [ 129.981527] should_failslab+0x9/0x14 [ 129.985308] kmem_cache_alloc+0x2bc/0x730 [ 129.989467] ptlock_alloc+0x1d/0x70 [ 129.993072] pte_alloc_one+0x4e/0x130 [ 129.996852] __pte_alloc+0x1d/0x2f0 [ 130.000461] copy_page_range+0xe5e/0x1810 [ 130.004687] ? find_held_lock+0x36/0x1d0 [ 130.008737] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 130.014170] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 130.019013] ? pmd_alloc+0x110/0x110 [ 130.022709] ? __vma_link_rb+0x1fc/0x340 [ 130.026754] copy_process.part.35+0x37b9/0x7330 [ 130.031418] ? __cleanup_sighand+0x40/0x40 [ 130.035634] ? __f_unlock_pos+0xd/0x10 [ 130.039503] ? lock_downgrade+0x860/0x860 [ 130.043653] _do_fork+0x15d/0xba0 [ 130.047088] ? __sb_end_write+0xa4/0xd0 [ 130.051042] ? fork_idle+0x250/0x250 [ 130.054736] ? ksys_write+0x1ce/0x260 [ 130.058517] ? do_sys_open+0x16e/0x350 [ 130.062385] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 130.067140] ? do_syscall_64+0x21/0x4e0 [ 130.071093] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 130.076435] __x64_sys_clone+0xba/0x140 [ 130.080394] do_syscall_64+0xd0/0x4e0 [ 130.084178] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 130.089381] RIP: 0033:0x459829 [ 130.092575] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 130.111468] RSP: 002b:00007f01d6614c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 130.119170] RAX: ffffffffffffffda RBX: 00007f01d6614c90 RCX: 0000000000459829 [ 130.126427] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 2020/01/11 10:39:10 executed programs: 334 [ 130.133779] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 130.141031] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d66156d4 [ 130.148297] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 130.155565] CPU: 1 PID: 8093 Comm: syz-executor.4 Not tainted 4.19.94-syzkaller #0 [ 130.163287] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 130.172633] Call Trace: [ 130.175208] dump_stack+0x123/0x177 [ 130.178828] should_fail.cold.4+0x5/0x13 [ 130.182883] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 130.187985] ? lock_downgrade+0x860/0x860 [ 130.192125] __should_failslab+0xba/0xf0 [ 130.196178] should_failslab+0x9/0x14 [ 130.199978] kmem_cache_alloc+0x2bc/0x730 [ 130.204124] ? kasan_check_read+0x11/0x20 [ 130.208326] ? __vm_enough_memory+0x22f/0x4b0 [ 130.212831] vm_area_dup+0x1b/0x150 [ 130.216446] copy_process.part.35+0x31db/0x7330 [ 130.221120] ? __cleanup_sighand+0x40/0x40 [ 130.225349] ? __f_unlock_pos+0xd/0x10 [ 130.229224] ? lock_downgrade+0x860/0x860 [ 130.233361] _do_fork+0x15d/0xba0 [ 130.236810] ? __sb_end_write+0xa4/0xd0 [ 130.240779] ? fork_idle+0x250/0x250 [ 130.244475] ? ksys_write+0x1ce/0x260 [ 130.248263] ? do_sys_open+0x16e/0x350 [ 130.252136] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 130.256885] ? do_syscall_64+0x21/0x4e0 [ 130.260862] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 130.266360] __x64_sys_clone+0xba/0x140 [ 130.270332] do_syscall_64+0xd0/0x4e0 [ 130.274115] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 130.279295] RIP: 0033:0x459829 [ 130.282480] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 130.301377] RSP: 002b:00007fca838a6c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 130.309211] RAX: ffffffffffffffda RBX: 00007fca838a6c90 RCX: 0000000000459829 [ 130.316470] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 130.323734] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 130.331000] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca838a76d4 [ 130.338362] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 130.358358] FAULT_INJECTION: forcing a failure. [ 130.358358] name failslab, interval 1, probability 0, space 0, times 0 [ 130.385429] FAULT_INJECTION: forcing a failure. [ 130.385429] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 130.400516] FAULT_INJECTION: forcing a failure. [ 130.400516] name failslab, interval 1, probability 0, space 0, times 0 [ 130.412286] CPU: 0 PID: 8102 Comm: syz-executor.2 Not tainted 4.19.94-syzkaller #0 [ 130.419674] FAULT_INJECTION: forcing a failure. [ 130.419674] name failslab, interval 1, probability 0, space 0, times 0 [ 130.420046] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 130.440662] Call Trace: [ 130.443255] dump_stack+0x123/0x177 [ 130.446889] should_fail.cold.4+0x5/0x13 [ 130.450957] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 130.456063] ? lock_downgrade+0x860/0x860 [ 130.460212] __should_failslab+0xba/0xf0 [ 130.464261] should_failslab+0x9/0x14 [ 130.468047] kmem_cache_alloc+0x2bc/0x730 [ 130.472174] ? anon_vma_clone+0x28e/0x3f0 [ 130.476328] anon_vma_fork+0xd3/0x450 [ 130.480127] ? memcpy+0x45/0x50 [ 130.483389] copy_process.part.35+0x3a76/0x7330 [ 130.488050] ? __cleanup_sighand+0x40/0x40 [ 130.492268] ? __f_unlock_pos+0xd/0x10 [ 130.496138] ? lock_downgrade+0x860/0x860 [ 130.500274] _do_fork+0x15d/0xba0 [ 130.503713] ? __sb_end_write+0xa4/0xd0 [ 130.507666] ? fork_idle+0x250/0x250 [ 130.511367] ? ksys_write+0x1ce/0x260 [ 130.515161] ? do_sys_open+0x16e/0x350 [ 130.519036] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 130.523771] ? do_syscall_64+0x21/0x4e0 [ 130.527731] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 130.533088] __x64_sys_clone+0xba/0x140 [ 130.537047] do_syscall_64+0xd0/0x4e0 [ 130.540831] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 130.546007] RIP: 0033:0x459829 [ 130.549181] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 130.568074] RSP: 002b:00007f72745d5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 130.575764] RAX: ffffffffffffffda RBX: 00007f72745d5c90 RCX: 0000000000459829 [ 130.583035] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 130.590297] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 130.597566] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f72745d66d4 [ 130.604931] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 130.612222] CPU: 1 PID: 8109 Comm: syz-executor.5 Not tainted 4.19.94-syzkaller #0 [ 130.619984] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 130.629425] Call Trace: [ 130.629443] dump_stack+0x123/0x177 [ 130.629455] should_fail.cold.4+0x5/0x13 [ 130.629463] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 130.629470] ? lock_downgrade+0x860/0x860 [ 130.629483] __should_failslab+0xba/0xf0 [ 130.629490] should_failslab+0x9/0x14 [ 130.629495] kmem_cache_alloc+0x2bc/0x730 [ 130.629508] ptlock_alloc+0x1d/0x70 [ 130.629516] pte_alloc_one+0x4e/0x130 [ 130.629521] __pte_alloc+0x1d/0x2f0 [ 130.629528] copy_page_range+0xe5e/0x1810 [ 130.629534] ? find_held_lock+0x36/0x1d0 [ 130.629545] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 130.629553] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 130.635753] ? pmd_alloc+0x110/0x110 [ 130.635763] ? __vma_link_rb+0x1fc/0x340 [ 130.635772] copy_process.part.35+0x37b9/0x7330 [ 130.635798] ? __cleanup_sighand+0x40/0x40 [ 130.635804] ? __f_unlock_pos+0xd/0x10 [ 130.635812] ? lock_downgrade+0x860/0x860 [ 130.645021] _do_fork+0x15d/0xba0 [ 130.653202] ? __sb_end_write+0xa4/0xd0 [ 130.653211] ? fork_idle+0x250/0x250 [ 130.653217] ? ksys_write+0x1ce/0x260 [ 130.653222] ? do_sys_open+0x16e/0x350 [ 130.653231] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 130.653237] ? do_syscall_64+0x21/0x4e0 [ 130.653244] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 130.653255] __x64_sys_clone+0xba/0x140 [ 130.663926] FAULT_INJECTION: forcing a failure. [ 130.663926] name failslab, interval 1, probability 0, space 0, times 0 [ 130.664924] do_syscall_64+0xd0/0x4e0 [ 130.672439] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 130.672446] RIP: 0033:0x459829 [ 130.672452] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 130.672455] RSP: 002b:00007f2f2afbac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 130.672461] RAX: ffffffffffffffda RBX: 00007f2f2afbac90 RCX: 0000000000459829 [ 130.672464] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 130.672468] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 130.672471] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f2afbb6d4 [ 130.672474] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 130.673701] FAULT_INJECTION: forcing a failure. [ 130.673701] name failslab, interval 1, probability 0, space 0, times 0 [ 130.681860] CPU: 0 PID: 8115 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 130.857724] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 130.867063] Call Trace: [ 130.869652] dump_stack+0x123/0x177 [ 130.873276] should_fail.cold.4+0x5/0x13 [ 130.877324] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 130.882423] ? find_held_lock+0x36/0x1d0 [ 130.886467] __should_failslab+0xba/0xf0 [ 130.890525] should_failslab+0x9/0x14 [ 130.894305] kmem_cache_alloc+0x47/0x730 [ 130.898357] ? __lock_is_held+0xb5/0x140 [ 130.902406] anon_vma_clone+0xc3/0x3f0 [ 130.906275] ? kmem_cache_alloc+0x338/0x730 [ 130.910577] anon_vma_fork+0x80/0x450 [ 130.914392] ? memcpy+0x45/0x50 [ 130.917675] copy_process.part.35+0x3a76/0x7330 [ 130.922349] ? __cleanup_sighand+0x40/0x40 [ 130.926564] ? __f_unlock_pos+0xd/0x10 [ 130.930439] ? lock_downgrade+0x860/0x860 [ 130.934592] _do_fork+0x15d/0xba0 [ 130.938039] ? __sb_end_write+0xa4/0xd0 [ 130.941996] ? fork_idle+0x250/0x250 [ 130.945704] ? ksys_write+0x1ce/0x260 [ 130.949483] ? do_sys_open+0x16e/0x350 [ 130.953385] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 130.958135] ? do_syscall_64+0x21/0x4e0 [ 130.962104] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 130.967586] __x64_sys_clone+0xba/0x140 [ 130.971581] do_syscall_64+0xd0/0x4e0 [ 130.975399] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 130.980590] RIP: 0033:0x459829 [ 130.983770] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 131.002661] RSP: 002b:00007f01d65f3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 131.010352] RAX: ffffffffffffffda RBX: 00007f01d65f3c90 RCX: 0000000000459829 [ 131.017605] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 131.024862] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 131.032210] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d65f46d4 [ 131.039460] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 131.046749] CPU: 1 PID: 8108 Comm: syz-executor.3 Not tainted 4.19.94-syzkaller #0 [ 131.054456] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 131.054460] Call Trace: [ 131.054472] dump_stack+0x123/0x177 [ 131.054485] should_fail.cold.4+0x5/0x13 [ 131.054493] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 131.054502] ? __might_sleep+0x95/0x190 [ 131.054511] __alloc_pages_nodemask+0x1d5/0x710 [ 131.066457] ? __alloc_pages_slowpath+0x25c0/0x25c0 [ 131.066468] ? lock_downgrade+0x860/0x860 [ 131.066479] alloc_pages_current+0xd6/0x1b0 [ 131.066490] pte_alloc_one+0x14/0x130 [ 131.066497] __pte_alloc+0x1d/0x2f0 [ 131.066505] copy_page_range+0xe5e/0x1810 [ 131.066511] ? find_held_lock+0x36/0x1d0 [ 131.066522] ? anon_vma_interval_tree_insert+0x269/0x3e0 [ 131.066528] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 131.066536] ? pmd_alloc+0x110/0x110 [ 131.066544] ? __vma_link_rb+0x1fc/0x340 [ 131.066554] copy_process.part.35+0x37b9/0x7330 [ 131.066576] ? __cleanup_sighand+0x40/0x40 [ 131.066583] ? __f_unlock_pos+0xd/0x10 [ 131.147802] ? lock_downgrade+0x860/0x860 [ 131.151952] _do_fork+0x15d/0xba0 [ 131.155395] ? __sb_end_write+0xa4/0xd0 [ 131.159381] ? fork_idle+0x250/0x250 [ 131.163100] ? ksys_write+0x1ce/0x260 [ 131.166896] ? do_sys_open+0x16e/0x350 [ 131.170774] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 131.175513] ? do_syscall_64+0x21/0x4e0 [ 131.179471] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 131.184818] __x64_sys_clone+0xba/0x140 [ 131.188781] do_syscall_64+0xd0/0x4e0 [ 131.192574] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 131.197843] RIP: 0033:0x459829 [ 131.201034] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 131.219936] RSP: 002b:00007f9acacddc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 131.227644] RAX: ffffffffffffffda RBX: 00007f9acacddc90 RCX: 0000000000459829 [ 131.235011] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 131.243402] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 131.250658] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9acacde6d4 [ 131.257912] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 131.265232] CPU: 0 PID: 8104 Comm: syz-executor.1 Not tainted 4.19.94-syzkaller #0 [ 131.273122] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 131.282588] Call Trace: [ 131.285170] dump_stack+0x123/0x177 [ 131.288789] should_fail.cold.4+0x5/0x13 [ 131.292867] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 131.297968] ? lock_downgrade+0x860/0x860 [ 131.302106] __should_failslab+0xba/0xf0 [ 131.306164] should_failslab+0x9/0x14 [ 131.309951] kmem_cache_alloc+0x2bc/0x730 [ 131.314082] ? pmd_alloc+0x110/0x110 [ 131.317796] vm_area_dup+0x1b/0x150 [ 131.321416] copy_process.part.35+0x31db/0x7330 [ 131.326085] ? __cleanup_sighand+0x40/0x40 [ 131.330307] ? __f_unlock_pos+0xd/0x10 [ 131.334174] ? lock_downgrade+0x860/0x860 [ 131.338320] _do_fork+0x15d/0xba0 [ 131.341772] ? __sb_end_write+0xa4/0xd0 [ 131.345731] ? fork_idle+0x250/0x250 [ 131.349425] ? ksys_write+0x1ce/0x260 [ 131.353201] ? do_sys_open+0x16e/0x350 [ 131.357070] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 131.361813] ? do_syscall_64+0x21/0x4e0 [ 131.365778] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 131.371137] __x64_sys_clone+0xba/0x140 [ 131.375117] do_syscall_64+0xd0/0x4e0 [ 131.378920] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 131.384110] RIP: 0033:0x459829 [ 131.387285] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 131.406187] RSP: 002b:00007f539f038c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 131.413878] RAX: ffffffffffffffda RBX: 00007f539f038c90 RCX: 0000000000459829 [ 131.421127] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 131.428380] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 131.435638] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f539f0396d4 [ 131.442888] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 131.450158] CPU: 1 PID: 8114 Comm: syz-executor.4 Not tainted 4.19.94-syzkaller #0 [ 131.457870] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 131.467400] Call Trace: [ 131.470000] dump_stack+0x123/0x177 [ 131.471148] FAULT_INJECTION: forcing a failure. [ 131.471148] name failslab, interval 1, probability 0, space 0, times 0 [ 131.473630] should_fail.cold.4+0x5/0x13 [ 131.473639] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 131.473652] ? lock_downgrade+0x860/0x860 [ 131.498095] __should_failslab+0xba/0xf0 [ 131.502144] should_failslab+0x9/0x14 [ 131.505934] kmem_cache_alloc_trace+0x2d4/0x740 [ 131.510589] ? __init_cache_modes+0x2c0/0x2c0 [ 131.515067] reserve_memtype+0x166/0x710 [ 131.519113] ? __follow_pte_pmd+0x538/0x970 [ 131.523418] ? pat_init+0x360/0x360 [ 131.527031] ? __init_cache_modes+0x2c0/0x2c0 [ 131.531517] reserve_pfn_range+0x12b/0x350 [ 131.535742] ? arch_io_reserve_memtype_wc+0x90/0x90 [ 131.540749] ? save_stack+0x43/0xd0 [ 131.544359] ? kasan_kmalloc+0xc7/0xe0 [ 131.548230] ? kasan_slab_alloc+0x12/0x20 [ 131.552368] track_pfn_copy+0x173/0x1b0 [ 131.556331] ? reserve_pfn_range+0x350/0x350 [ 131.560724] ? mark_held_locks+0x130/0x130 [ 131.564947] ? mark_held_locks+0x130/0x130 [ 131.569176] copy_page_range+0xefa/0x1810 [ 131.573309] ? find_held_lock+0x36/0x1d0 [ 131.577442] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 131.582272] ? pmd_alloc+0x110/0x110 [ 131.585969] ? __vma_link_rb+0x1fc/0x340 [ 131.590016] copy_process.part.35+0x37b9/0x7330 [ 131.595028] ? __cleanup_sighand+0x40/0x40 [ 131.599247] ? __f_unlock_pos+0xd/0x10 [ 131.603132] ? lock_downgrade+0x860/0x860 [ 131.607287] _do_fork+0x15d/0xba0 [ 131.610729] ? __sb_end_write+0xa4/0xd0 [ 131.614684] ? fork_idle+0x250/0x250 [ 131.618389] ? ksys_write+0x1ce/0x260 [ 131.622168] ? do_sys_open+0x16e/0x350 [ 131.626042] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 131.630796] ? do_syscall_64+0x21/0x4e0 [ 131.634755] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 131.640117] __x64_sys_clone+0xba/0x140 [ 131.644076] do_syscall_64+0xd0/0x4e0 [ 131.647958] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 131.653134] RIP: 0033:0x459829 [ 131.656315] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 131.675408] RSP: 002b:00007fca838a6c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 131.683108] RAX: ffffffffffffffda RBX: 00007fca838a6c90 RCX: 0000000000459829 [ 131.690371] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 131.697634] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 131.704892] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca838a76d4 [ 131.712146] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 131.720220] CPU: 0 PID: 8122 Comm: syz-executor.0 Not tainted 4.19.94-syzkaller #0 [ 131.727637] WARNING: CPU: 1 PID: 8114 at arch/x86/mm/pat.c:1064 untrack_pfn+0x1cb/0x240 [ 131.727946] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 131.736082] Kernel panic - not syncing: panic_on_warn set ... [ 131.736082] [ 131.745426] Call Trace: [ 131.755336] dump_stack+0x123/0x177 [ 131.758948] should_fail.cold.4+0x5/0x13 [ 131.762998] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 131.768094] ? lock_downgrade+0x860/0x860 [ 131.772227] __should_failslab+0xba/0xf0 [ 131.776273] should_failslab+0x9/0x14 [ 131.780053] kmem_cache_alloc_trace+0x2d4/0x740 [ 131.784708] ? __init_cache_modes+0x2c0/0x2c0 [ 131.789185] reserve_memtype+0x166/0x710 [ 131.793227] ? __follow_pte_pmd+0x538/0x970 [ 131.797527] ? pat_init+0x360/0x360 [ 131.801148] ? __init_cache_modes+0x2c0/0x2c0 [ 131.806051] reserve_pfn_range+0x12b/0x350 [ 131.810298] ? arch_io_reserve_memtype_wc+0x90/0x90 [ 131.815496] ? save_stack+0x43/0xd0 [ 131.819119] ? kasan_kmalloc+0xc7/0xe0 [ 131.823161] ? kasan_slab_alloc+0x12/0x20 [ 131.827306] track_pfn_copy+0x173/0x1b0 [ 131.831272] ? reserve_pfn_range+0x350/0x350 [ 131.835660] ? mark_held_locks+0x130/0x130 [ 131.839886] ? mark_held_locks+0x130/0x130 [ 131.844101] copy_page_range+0xefa/0x1810 [ 131.848340] ? find_held_lock+0x36/0x1d0 [ 131.852400] ? vma_gap_callbacks_rotate+0x5a/0x90 [ 131.857269] ? pmd_alloc+0x110/0x110 [ 131.860984] ? __vma_link_rb+0x1fc/0x340 [ 131.865042] copy_process.part.35+0x37b9/0x7330 [ 131.869742] ? __cleanup_sighand+0x40/0x40 [ 131.873989] ? __f_unlock_pos+0xd/0x10 [ 131.877864] ? lock_downgrade+0x860/0x860 [ 131.882067] _do_fork+0x15d/0xba0 [ 131.885505] ? __sb_end_write+0xa4/0xd0 [ 131.889480] ? fork_idle+0x250/0x250 [ 131.893183] ? ksys_write+0x1ce/0x260 [ 131.896975] ? do_sys_open+0x16e/0x350 [ 131.900882] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 131.905627] ? do_syscall_64+0x21/0x4e0 [ 131.909595] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 131.915649] __x64_sys_clone+0xba/0x140 [ 131.919612] do_syscall_64+0xd0/0x4e0 [ 131.923394] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 131.928565] RIP: 0033:0x459829 [ 131.931737] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 131.950624] RSP: 002b:00007f01d6614c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 131.958332] RAX: ffffffffffffffda RBX: 00007f01d6614c90 RCX: 0000000000459829 [ 131.965583] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 131.972835] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 131.980096] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f01d66156d4 [ 131.987349] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 131.994630] CPU: 1 PID: 8114 Comm: syz-executor.4 Not tainted 4.19.94-syzkaller #0 [ 131.995238] kobject: 'loop5' (0000000035b7d879): kobject_uevent_env [ 132.002336] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 132.002339] Call Trace: [ 132.002350] dump_stack+0x123/0x177 [ 132.002360] ? untrack_pfn+0x1cb/0x240 [ 132.002366] panic+0x1cd/0x375 [ 132.002371] ? __warn_printk+0xd6/0xd6 [ 132.002383] __warn.cold.8+0x1b/0x3e [ 132.002389] ? untrack_pfn+0x1cb/0x240 [ 132.002395] report_bug+0x1a4/0x200 [ 132.002404] do_error_trap+0x200/0x350 [ 132.002411] ? math_error+0x340/0x340 [ 132.002418] ? do_raw_spin_unlock+0x16e/0x260 [ 132.002426] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 132.002432] ? trace_hardirqs_off_caller+0x49/0x180 [ 132.002439] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 132.002448] do_invalid_op+0x1b/0x20 [ 132.002455] invalid_op+0x14/0x20 [ 132.002460] RIP: 0010:untrack_pfn+0x1cb/0x240 [ 132.002465] Code: 00 00 00 48 c7 43 08 00 00 00 00 48 8b 45 d8 65 48 33 04 25 28 00 00 00 75 14 48 81 c4 b0 00 00 00 5b 41 5c 41 5d 41 5e 5d c3 <0f> 0b eb c1 e8 5c a4 0d 00 48 89 95 30 ff ff ff 48 89 b5 38 ff ff [ 132.002468] RSP: 0018:ffff8880851278b8 EFLAGS: 00010282 [ 132.002472] RAX: 00000000ffffffea RBX: 1ffff11010a24f19 RCX: 0000000000000000 [ 132.002475] RDX: 0000000000000004 RSI: 0000000000000004 RDI: ffffffff89a866a0 [ 132.002480] RBP: ffff888085127988 R08: ffffed101237d001 R09: ffffed101237d000 [ 132.023051] kobject: 'loop5' (0000000035b7d879): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 132.024570] R10: ffffed101237d000 R11: ffff888091be8003 R12: ffff8880846e3210 [ 132.024574] R13: 0000000000000000 R14: ffff888085127968 R15: ffff888085127a58 [ 132.024595] ? untrack_pfn+0xeb/0x240 [ 132.024601] ? track_pfn_insert+0x150/0x150 [ 132.024609] ? vm_normal_page_pmd+0x200/0x200 [ 132.024620] unmap_single_vma+0x144/0x300 [ 132.036930] kobject: 'loop3' (0000000007795c18): kobject_uevent_env [ 132.039415] unmap_vmas+0xe7/0x1a0 [ 132.039424] exit_mmap+0x251/0x450 [ 132.039430] ? __ia32_sys_munmap+0x70/0x70 [ 132.039439] ? __khugepaged_exit+0x2b1/0x400 [ 132.039454] ? kasan_check_write+0x14/0x20 [ 132.044017] kobject: 'loop3' (0000000007795c18): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 132.046962] ? __khugepaged_exit+0x2c0/0x400 [ 132.046971] mmput+0x107/0x3f0 [ 132.046979] copy_process.part.35+0x2cdc/0x7330 [ 132.047000] ? __cleanup_sighand+0x40/0x40 [ 132.047006] ? __f_unlock_pos+0xd/0x10 [ 132.047012] ? lock_downgrade+0x860/0x860 [ 132.047029] _do_fork+0x15d/0xba0 [ 132.047034] ? __sb_end_write+0xa4/0xd0 [ 132.047040] ? fork_idle+0x250/0x250 [ 132.047046] ? ksys_write+0x1ce/0x260 [ 132.047049] ? do_sys_open+0x16e/0x350 [ 132.047057] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 132.047063] ? do_syscall_64+0x21/0x4e0 [ 132.047070] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 132.047077] __x64_sys_clone+0xba/0x140 [ 132.047085] do_syscall_64+0xd0/0x4e0 [ 132.047092] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 132.047097] RIP: 0033:0x459829 [ 132.047103] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 132.047106] RSP: 002b:00007fca838a6c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 132.047111] RAX: ffffffffffffffda RBX: 00007fca838a6c90 RCX: 0000000000459829 [ 132.047114] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 132.047116] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 132.047121] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca838a76d4 [ 132.074768] FAULT_INJECTION: forcing a failure. [ 132.074768] name failslab, interval 1, probability 0, space 0, times 0 [ 132.077705] R13: 00000000004bfce6 R14: 00000000004d1a38 R15: 0000000000000004 [ 132.082756] Kernel Offset: disabled [ 132.361601] Rebooting in 86400 seconds..