Warning: Permanently added '10.128.1.107' (ECDSA) to the list of known hosts. 2023/04/30 15:53:12 ignoring optional flag "sandboxArg"="0" 2023/04/30 15:53:12 parsed 1 programs 2023/04/30 15:53:12 executed programs: 0 [ 62.181223][ T3876] chnl_net:caif_netlink_parms(): no params data found [ 62.257748][ T3859] chnl_net:caif_netlink_parms(): no params data found [ 62.322619][ T3865] chnl_net:caif_netlink_parms(): no params data found [ 62.343701][ T3881] chnl_net:caif_netlink_parms(): no params data found [ 62.368318][ T3876] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.375570][ T3876] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.383900][ T3876] device bridge_slave_0 entered promiscuous mode [ 62.393399][ T3862] chnl_net:caif_netlink_parms(): no params data found [ 62.417554][ T3876] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.425164][ T3876] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.432960][ T3876] device bridge_slave_1 entered promiscuous mode [ 62.488907][ T3864] chnl_net:caif_netlink_parms(): no params data found [ 62.514922][ T3876] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.537641][ T3859] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.545101][ T3859] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.552882][ T3859] device bridge_slave_0 entered promiscuous mode [ 62.565539][ T3876] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 62.588407][ T3862] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.595760][ T3862] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.604436][ T3862] device bridge_slave_0 entered promiscuous mode [ 62.611884][ T3859] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.619356][ T3859] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.628022][ T3859] device bridge_slave_1 entered promiscuous mode [ 62.659350][ T3862] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.667289][ T3862] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.675356][ T3862] device bridge_slave_1 entered promiscuous mode [ 62.723851][ T3865] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.731980][ T3865] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.740806][ T3865] device bridge_slave_0 entered promiscuous mode [ 62.750685][ T3876] team0: Port device team_slave_0 added [ 62.756983][ T3881] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.765532][ T3881] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.773333][ T3881] device bridge_slave_0 entered promiscuous mode [ 62.787413][ T3862] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.798698][ T3859] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.808338][ T3865] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.816699][ T3865] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.826289][ T3865] device bridge_slave_1 entered promiscuous mode [ 62.835366][ T3876] team0: Port device team_slave_1 added [ 62.841399][ T3881] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.848693][ T3881] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.857007][ T3881] device bridge_slave_1 entered promiscuous mode [ 62.868639][ T3862] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 62.879251][ T3859] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 62.936035][ T3876] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 62.943842][ T3876] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 62.972494][ T3876] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 62.991629][ T3864] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.999197][ T3864] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.007459][ T3864] device bridge_slave_0 entered promiscuous mode [ 63.028532][ T3865] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.038637][ T3876] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 63.046561][ T3876] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 63.074007][ T3876] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 63.091353][ T3881] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.100727][ T3864] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.108462][ T3864] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.116725][ T3864] device bridge_slave_1 entered promiscuous mode [ 63.126021][ T3862] team0: Port device team_slave_0 added [ 63.134416][ T3859] team0: Port device team_slave_0 added [ 63.141755][ T3865] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.159403][ T3881] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.182235][ T3862] team0: Port device team_slave_1 added [ 63.189618][ T3859] team0: Port device team_slave_1 added [ 63.236006][ T3865] team0: Port device team_slave_0 added [ 63.250252][ T3881] team0: Port device team_slave_0 added [ 63.257586][ T3864] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.288080][ T3876] device hsr_slave_0 entered promiscuous mode [ 63.294924][ T3876] device hsr_slave_1 entered promiscuous mode [ 63.303928][ T3865] team0: Port device team_slave_1 added [ 63.310755][ T3881] team0: Port device team_slave_1 added [ 63.325490][ T3864] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.335084][ T3862] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 63.342067][ T3862] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 63.369170][ T3862] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 63.380650][ T3859] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 63.387782][ T3859] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 63.414395][ T3859] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 63.450883][ T3862] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 63.458961][ T3862] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 63.485658][ T3862] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 63.500148][ T3859] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 63.507514][ T3859] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 63.534593][ T3859] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 63.557530][ T3881] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 63.564571][ T3881] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 63.591329][ T3881] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 63.637443][ T3865] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 63.644519][ T3865] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 63.671388][ T3865] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 63.683176][ T3881] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 63.691046][ T3881] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 63.717945][ T3881] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 63.732547][ T3864] team0: Port device team_slave_0 added [ 63.740538][ T3864] team0: Port device team_slave_1 added [ 63.771885][ T3865] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 63.779085][ T3865] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 63.806359][ T3865] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 63.851596][ T3859] device hsr_slave_0 entered promiscuous mode [ 63.858870][ T3859] device hsr_slave_1 entered promiscuous mode [ 63.865847][ T3859] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 63.879403][ T3859] Cannot create hsr debugfs directory [ 63.904657][ T1065] Bluetooth: hci1: command 0x0409 tx timeout [ 63.913844][ T1930] Bluetooth: hci0: command 0x0409 tx timeout [ 63.914256][ T3864] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 63.927367][ T3864] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 63.928020][ T1930] Bluetooth: hci2: command 0x0409 tx timeout [ 63.959714][ T3864] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 63.960040][ T1930] Bluetooth: hci3: command 0x0409 tx timeout [ 63.992133][ T3862] device hsr_slave_0 entered promiscuous mode [ 63.998485][ T1930] Bluetooth: hci5: command 0x0409 tx timeout [ 64.004930][ T1930] Bluetooth: hci4: command 0x0409 tx timeout [ 64.005117][ T3862] device hsr_slave_1 entered promiscuous mode [ 64.018772][ T3862] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 64.026603][ T3862] Cannot create hsr debugfs directory [ 64.036174][ T3864] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 64.043118][ T3864] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 64.069450][ T3864] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 64.097931][ T3881] device hsr_slave_0 entered promiscuous mode [ 64.104712][ T3881] device hsr_slave_1 entered promiscuous mode [ 64.111089][ T3881] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 64.118983][ T3881] Cannot create hsr debugfs directory [ 64.133898][ T3865] device hsr_slave_0 entered promiscuous mode [ 64.140477][ T3865] device hsr_slave_1 entered promiscuous mode [ 64.150585][ T3865] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 64.158544][ T3865] Cannot create hsr debugfs directory [ 64.256116][ T3864] device hsr_slave_0 entered promiscuous mode [ 64.262743][ T3864] device hsr_slave_1 entered promiscuous mode [ 64.269261][ T3864] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 64.277366][ T3864] Cannot create hsr debugfs directory [ 64.406668][ T3876] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 64.435359][ T3876] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 64.446097][ T3876] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 64.471477][ T3876] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 64.597765][ T3859] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 64.624710][ T3859] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 64.641541][ T3859] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 64.698382][ T3859] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 64.739651][ T3876] 8021q: adding VLAN 0 to HW filter on device bond0 [ 64.797719][ T3917] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 64.807094][ T3917] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 64.819064][ T3876] 8021q: adding VLAN 0 to HW filter on device team0 [ 64.880113][ T3859] 8021q: adding VLAN 0 to HW filter on device bond0 [ 64.893648][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 64.903243][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 64.920057][ T1065] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.927553][ T1065] bridge0: port 1(bridge_slave_0) entered forwarding state [ 64.941578][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 64.950507][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 64.965107][ T1065] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.972797][ T1065] bridge0: port 2(bridge_slave_1) entered forwarding state [ 64.989788][ T3859] 8021q: adding VLAN 0 to HW filter on device team0 [ 65.023759][ T3515] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 65.031716][ T3515] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 65.058960][ T3515] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 65.066906][ T3515] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 65.075813][ T3515] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 65.084533][ T3515] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 65.093096][ T3515] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.100220][ T3515] bridge0: port 1(bridge_slave_0) entered forwarding state [ 65.113866][ T3515] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 65.122751][ T3515] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 65.137496][ T3515] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.144626][ T3515] bridge0: port 2(bridge_slave_1) entered forwarding state [ 65.159130][ T3515] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 65.167846][ T3515] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 65.182862][ T3515] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 65.192592][ T3515] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 65.207183][ T3515] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 65.217894][ T3515] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 65.230741][ T3515] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 65.241919][ T3515] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 65.256702][ T3515] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 65.280758][ T3876] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 65.293704][ T3515] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 65.302680][ T3515] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 65.317984][ T3515] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 65.330088][ T3515] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 65.367121][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 65.382615][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 65.413054][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 65.429085][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 65.438177][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 65.447115][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 65.456755][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 65.474745][ T3862] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 65.494875][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 65.510178][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 65.520615][ T3859] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 65.533247][ T3862] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 65.563881][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 65.571404][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 65.596158][ T3876] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 65.603731][ T3862] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 65.625470][ T3862] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 65.668044][ T3864] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 65.707204][ T3864] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 65.720751][ T3864] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 65.741825][ T3864] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 65.803151][ T3865] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 65.819772][ T3865] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 65.864476][ T3859] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 65.877935][ T3865] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 65.906131][ T3865] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 65.915596][ T3983] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 65.929555][ T3983] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 65.965280][ T3881] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 65.993789][ T3517] Bluetooth: hci3: command 0x041b tx timeout [ 65.999481][ T3881] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 66.000283][ T3517] Bluetooth: hci2: command 0x041b tx timeout [ 66.014558][ T3517] Bluetooth: hci0: command 0x041b tx timeout [ 66.020688][ T3517] Bluetooth: hci1: command 0x041b tx timeout [ 66.051509][ T3862] 8021q: adding VLAN 0 to HW filter on device bond0 [ 66.062888][ T3881] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 66.074039][ T3992] Bluetooth: hci4: command 0x041b tx timeout [ 66.076733][ T3876] device veth0_vlan entered promiscuous mode [ 66.080769][ T3992] Bluetooth: hci5: command 0x041b tx timeout [ 66.100839][ T3517] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 66.109778][ T3517] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 66.119165][ T3517] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 66.128208][ T3517] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 66.142490][ T3881] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 66.152728][ T1376] ieee802154 phy0 wpan0: encryption failed: -22 [ 66.159350][ T1376] ieee802154 phy1 wpan1: encryption failed: -22 [ 66.191936][ T3517] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 66.205977][ T3517] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 66.220912][ T3517] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 66.229656][ T3517] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 66.263151][ T3876] device veth1_vlan entered promiscuous mode [ 66.271728][ T3862] 8021q: adding VLAN 0 to HW filter on device team0 [ 66.326714][ T3864] 8021q: adding VLAN 0 to HW filter on device bond0 [ 66.335766][ T3992] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 66.345853][ T3992] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 66.371362][ T3876] device veth0_macvtap entered promiscuous mode [ 66.400149][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 66.409405][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 66.419520][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 66.435144][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 66.448678][ T1065] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.455879][ T1065] bridge0: port 1(bridge_slave_0) entered forwarding state [ 66.470570][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 66.479306][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 66.520701][ T3864] 8021q: adding VLAN 0 to HW filter on device team0 [ 66.542582][ T3859] device veth0_vlan entered promiscuous mode [ 66.564249][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 66.572347][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 66.581713][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 66.590457][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 66.599334][ T7] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.606526][ T7] bridge0: port 2(bridge_slave_1) entered forwarding state [ 66.614521][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 66.623007][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 66.632159][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 66.641050][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 66.649860][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 66.657508][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 66.665372][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 66.673529][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 66.690169][ T3865] 8021q: adding VLAN 0 to HW filter on device bond0 [ 66.721094][ T3881] 8021q: adding VLAN 0 to HW filter on device bond0 [ 66.738416][ T3862] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 66.751576][ T3862] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 66.765936][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 66.778203][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 66.788975][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 66.799667][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 66.815083][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 66.828824][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 66.838358][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 66.852266][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 66.862404][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 66.877723][ T1065] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.884852][ T1065] bridge0: port 1(bridge_slave_0) entered forwarding state [ 66.893084][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 66.902002][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 66.910676][ T1065] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.917934][ T1065] bridge0: port 2(bridge_slave_1) entered forwarding state [ 66.926138][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 66.934825][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 66.943017][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 66.953761][ T3876] device veth1_macvtap entered promiscuous mode [ 66.978987][ T3865] 8021q: adding VLAN 0 to HW filter on device team0 [ 66.986621][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 66.995115][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 67.002885][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 67.011285][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 67.019743][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 67.029127][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 67.037586][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.045526][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.053989][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 67.064694][ T3859] device veth1_vlan entered promiscuous mode [ 67.079932][ T3876] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 67.102252][ T3864] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 67.115181][ T3864] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 67.137247][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 67.149113][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 67.160827][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 67.169772][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 67.179065][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 67.188216][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 67.196907][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 67.205843][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 67.216602][ T7] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.224090][ T7] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.231627][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 67.240122][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 67.248652][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 67.257531][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 67.266041][ T7] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.273508][ T7] bridge0: port 2(bridge_slave_1) entered forwarding state [ 67.280978][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 67.289433][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 67.297765][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 67.306504][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.315001][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.324925][ T3876] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 67.340745][ T3881] 8021q: adding VLAN 0 to HW filter on device team0 [ 67.362880][ T3859] device veth0_macvtap entered promiscuous mode [ 67.387453][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 67.400354][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 67.415942][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 67.433294][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 67.451850][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 67.460762][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 67.475638][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 67.491366][ T3876] netdevsim netdevsim5 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 67.515404][ T3876] netdevsim netdevsim5 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 67.532543][ T3876] netdevsim netdevsim5 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 67.548055][ T3876] netdevsim netdevsim5 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 67.569063][ T3862] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 67.580904][ T3859] device veth1_macvtap entered promiscuous mode [ 67.590197][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 67.607311][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 67.621636][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 67.631244][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 67.638970][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 67.648253][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 67.709795][ T3864] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 67.730453][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 67.740427][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 67.757153][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 67.770115][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 67.780945][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 67.795415][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 67.808184][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 67.819122][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 67.832917][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 67.847835][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 67.858570][ T1065] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.865891][ T1065] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.879630][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 67.888368][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 67.903009][ T1065] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.910233][ T1065] bridge0: port 2(bridge_slave_1) entered forwarding state [ 67.924821][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 67.932321][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 67.945723][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 67.957606][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 67.971948][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 67.992143][ T3865] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 68.016940][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 68.026434][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 68.037689][ T3859] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 68.053197][ T3859] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 68.069486][ T3928] Bluetooth: hci1: command 0x040f tx timeout [ 68.076165][ T3928] Bluetooth: hci0: command 0x040f tx timeout [ 68.079417][ T3859] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 68.082284][ T3928] Bluetooth: hci2: command 0x040f tx timeout [ 68.101952][ T3928] Bluetooth: hci3: command 0x040f tx timeout [ 68.144107][ T3983] Bluetooth: hci5: command 0x040f tx timeout [ 68.156325][ T3983] Bluetooth: hci4: command 0x040f tx timeout [ 68.163129][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 68.179458][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 68.188732][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 68.206007][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 68.216362][ T3859] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 68.229819][ T3859] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 68.241501][ T3859] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 68.269138][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 68.277121][ T144] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 68.278367][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 68.288741][ T144] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 68.304390][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 68.313115][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 68.325928][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 68.339173][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 68.354153][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 68.370038][ T3862] device veth0_vlan entered promiscuous mode [ 68.396707][ T3864] device veth0_vlan entered promiscuous mode [ 68.405499][ T3859] netdevsim netdevsim4 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 68.416479][ T3859] netdevsim netdevsim4 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 68.426729][ T3859] netdevsim netdevsim4 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 68.436149][ T3859] netdevsim netdevsim4 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 68.451572][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 68.460772][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 68.469654][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 68.478630][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 68.487568][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 68.500599][ T3881] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 68.520866][ T3862] device veth1_vlan entered promiscuous mode [ 68.536059][ T3864] device veth1_vlan entered promiscuous mode [ 68.551807][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 68.565324][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 68.573191][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 68.582432][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 68.590563][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 68.599185][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 68.608479][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 68.616472][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 68.626349][ T144] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 68.645319][ T144] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 68.666130][ T3865] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 68.697568][ T13] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 68.754868][ T3917] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 68.764282][ T3917] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 68.781610][ T3864] device veth0_macvtap entered promiscuous mode [ 68.799538][ T3862] device veth0_macvtap entered promiscuous mode [ 68.835016][ T154] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 68.843024][ T154] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 68.857027][ T3864] device veth1_macvtap entered promiscuous mode [ 68.882292][ T13] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 68.891735][ T4134] FAULT_INJECTION: forcing a failure. [ 68.891735][ T4134] name fail_usercopy, interval 1, probability 0, space 0, times 1 [ 68.908077][ T13] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 68.916670][ T4134] CPU: 1 PID: 4134 Comm: syz-executor.5 Not tainted 5.15.109-syzkaller #0 [ 68.916973][ T13] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 68.925437][ T4134] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 68.925461][ T4134] Call Trace: [ 68.925465][ T4134] [ 68.925470][ T4134] dump_stack_lvl+0x163/0x213 [ 68.925487][ T4134] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 68.925496][ T4134] ? panic+0x584/0x584 [ 68.925511][ T4134] ? __lock_acquire+0x1ff0/0x1ff0 [ 68.925528][ T4134] should_fail+0x38a/0x4c0 [ 68.925547][ T4134] _copy_from_user+0x26/0xf0 [ 68.925556][ T4134] kstrtouint_from_user+0xc6/0x240 [ 68.925572][ T4134] ? kstrtol_from_user+0x250/0x250 [ 68.925593][ T4134] proc_fail_nth_write+0x94/0x240 [ 68.925605][ T4134] ? proc_fail_nth_read+0x1d0/0x1d0 [ 68.925627][ T4134] vfs_write+0x219/0xb50 [ 68.925638][ T4134] ? __lock_acquire+0x1ff0/0x1ff0 [ 68.925657][ T4134] ? file_end_write+0x1c0/0x1c0 [ 68.925665][ T4134] ? mutex_lock_io_nested+0x60/0x60 [ 68.925682][ T4134] ? __fget_files+0x307/0x340 [ 68.925694][ T4134] ? mutex_lock_nested+0x17/0x20 [ 68.925701][ T4134] ? __fdget_pos+0x1c7/0x250 2023/04/30 15:53:19 executed programs: 6 [ 68.936206][ T13] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 68.943848][ T4134] ksys_write+0x165/0x250 [ 68.943865][ T4134] ? print_irqtrace_events+0x210/0x210 [ 68.943877][ T4134] ? __ia32_sys_read+0x80/0x80 [ 68.943885][ T4134] ? syscall_enter_from_user_mode+0x2e/0x230 [ 68.943893][ T4134] ? lockdep_hardirqs_on+0x94/0x130 [ 68.943902][ T4134] ? syscall_enter_from_user_mode+0x2e/0x230 [ 68.943910][ T4134] do_syscall_64+0x3d/0xb0 [ 68.943919][ T4134] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 68.943928][ T4134] RIP: 0033:0x7f97d1b39e7f [ 68.943938][ T4134] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 68.943944][ T4134] RSP: 002b:00007f97d0efa160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 68.943954][ T4134] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f97d1b39e7f [ 68.943960][ T4134] RDX: 0000000000000001 RSI: 00007f97d0efa1e0 RDI: 0000000000000005 [ 68.943965][ T4134] RBP: 00007f97d0efa1d0 R08: 0000000000000000 R09: 0000000000000000 [ 68.943969][ T4134] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 68.943973][ T4134] R13: 00007ffe355048ef R14: 00007f97d0efa300 R15: 0000000000022000 [ 68.943991][ T4134] [ 69.077997][ T4141] FAULT_INJECTION: forcing a failure. [ 69.077997][ T4141] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 69.082052][ T13] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 69.088169][ T4141] CPU: 1 PID: 4141 Comm: syz-executor.5 Not tainted 5.15.109-syzkaller #0 [ 69.094015][ T13] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 69.110353][ T4141] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 69.110361][ T4141] Call Trace: [ 69.110366][ T4141] [ 69.110371][ T4141] dump_stack_lvl+0x163/0x213 [ 69.110388][ T4141] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 69.110396][ T4141] ? panic+0x584/0x584 [ 69.110405][ T4141] ? __lock_acquire+0x1ff0/0x1ff0 [ 69.110421][ T4141] should_fail+0x38a/0x4c0 [ 69.110434][ T4141] _copy_from_user+0x26/0xf0 [ 69.110443][ T4141] kstrtouint_from_user+0xc6/0x240 [ 69.110454][ T4141] ? kstrtol_from_user+0x250/0x250 [ 69.110478][ T4141] proc_fail_nth_write+0x94/0x240 [ 69.110490][ T4141] ? proc_fail_nth_read+0x1d0/0x1d0 [ 69.110507][ T4141] vfs_write+0x219/0xb50 [ 69.110518][ T4141] ? __lock_acquire+0x1ff0/0x1ff0 [ 69.110530][ T4141] ? file_end_write+0x1c0/0x1c0 [ 69.110538][ T4141] ? mutex_lock_io_nested+0x60/0x60 [ 69.110554][ T4141] ? __fget_files+0x307/0x340 [ 69.110567][ T4141] ? mutex_lock_nested+0x17/0x20 [ 69.110575][ T4141] ? __fdget_pos+0x1c7/0x250 [ 69.110585][ T4141] ksys_write+0x165/0x250 [ 69.110593][ T4141] ? print_irqtrace_events+0x210/0x210 [ 69.110605][ T4141] ? __ia32_sys_read+0x80/0x80 [ 69.110614][ T4141] ? syscall_enter_from_user_mode+0x2e/0x230 [ 69.110620][ T4141] ? lockdep_hardirqs_on+0x94/0x130 [ 69.110631][ T4141] ? syscall_enter_from_user_mode+0x2e/0x230 [ 69.110640][ T4141] do_syscall_64+0x3d/0xb0 [ 69.110650][ T4141] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 69.110659][ T4141] RIP: 0033:0x7f97d1b39e7f [ 69.110669][ T4141] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 69.110674][ T4141] RSP: 002b:00007f97d0efa160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 69.110686][ T4141] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f97d1b39e7f [ 69.110691][ T4141] RDX: 0000000000000001 RSI: 00007f97d0efa1e0 RDI: 0000000000000005 [ 69.110695][ T4141] RBP: 00007f97d0efa1d0 R08: 0000000000000000 R09: 0000000000000000 [ 69.110700][ T4141] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 69.110705][ T4141] R13: 00007ffe355048ef R14: 00007f97d0efa300 R15: 0000000000022000 [ 69.110723][ T4141] [ 69.154439][ T4143] FAULT_INJECTION: forcing a failure. [ 69.154439][ T4143] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 69.437872][ T4143] CPU: 0 PID: 4143 Comm: syz-executor.5 Not tainted 5.15.109-syzkaller #0 [ 69.446969][ T4143] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 69.457198][ T4143] Call Trace: [ 69.460566][ T4143] [ 69.463720][ T4143] dump_stack_lvl+0x163/0x213 [ 69.468482][ T4143] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 69.474261][ T4143] ? panic+0x584/0x584 [ 69.478509][ T4143] ? __lock_acquire+0x1ff0/0x1ff0 [ 69.484036][ T4143] should_fail+0x38a/0x4c0 [ 69.488531][ T4143] _copy_from_user+0x26/0xf0 [ 69.493150][ T4143] kstrtouint_from_user+0xc6/0x240 [ 69.498567][ T4143] ? kstrtol_from_user+0x250/0x250 [ 69.503762][ T4143] proc_fail_nth_write+0x94/0x240 [ 69.508773][ T4143] ? proc_fail_nth_read+0x1d0/0x1d0 [ 69.513946][ T4143] vfs_write+0x219/0xb50 [ 69.518160][ T4143] ? __lock_acquire+0x1ff0/0x1ff0 [ 69.523257][ T4143] ? file_end_write+0x1c0/0x1c0 [ 69.528255][ T4143] ? mutex_lock_io_nested+0x60/0x60 [ 69.534056][ T4143] ? __fget_files+0x307/0x340 [ 69.538986][ T4143] ? mutex_lock_nested+0x17/0x20 [ 69.544269][ T4143] ? __fdget_pos+0x1c7/0x250 [ 69.548858][ T4143] ksys_write+0x165/0x250 [ 69.553204][ T4143] ? print_irqtrace_events+0x210/0x210 [ 69.558855][ T4143] ? __ia32_sys_read+0x80/0x80 [ 69.563602][ T4143] ? syscall_enter_from_user_mode+0x2e/0x230 [ 69.569561][ T4143] ? lockdep_hardirqs_on+0x94/0x130 [ 69.574752][ T4143] ? syscall_enter_from_user_mode+0x2e/0x230 [ 69.580988][ T4143] do_syscall_64+0x3d/0xb0 [ 69.585414][ T4143] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 69.591305][ T4143] RIP: 0033:0x7f97d1b39e7f [ 69.595934][ T4143] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 69.616148][ T4143] RSP: 002b:00007f97d0efa160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 69.624661][ T4143] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f97d1b39e7f [ 69.632805][ T4143] RDX: 0000000000000001 RSI: 00007f97d0efa1e0 RDI: 0000000000000005 [ 69.641320][ T4143] RBP: 00007f97d0efa1d0 R08: 0000000000000000 R09: 0000000000000000 [ 69.649717][ T4143] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 69.657767][ T4143] R13: 00007ffe355048ef R14: 00007f97d0efa300 R15: 0000000000022000 [ 69.665725][ T4143] [ 69.668799][ C0] vkms_vblank_simulate: vblank timer overrun [ 69.735594][ T3862] device veth1_macvtap entered promiscuous mode [ 69.750528][ T3864] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 69.755221][ T4145] FAULT_INJECTION: forcing a failure. [ 69.755221][ T4145] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 69.763139][ T3864] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 69.775843][ T4145] CPU: 0 PID: 4145 Comm: syz-executor.5 Not tainted 5.15.109-syzkaller #0 [ 69.790706][ T3864] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 69.792981][ T4145] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 69.792993][ T4145] Call Trace: [ 69.792999][ T4145] [ 69.793004][ T4145] dump_stack_lvl+0x163/0x213 [ 69.793022][ T4145] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 69.793031][ T4145] ? panic+0x584/0x584 [ 69.793040][ T4145] ? __lock_acquire+0x1ff0/0x1ff0 [ 69.805216][ T3864] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 69.814232][ T4145] should_fail+0x38a/0x4c0 [ 69.814261][ T4145] _copy_from_user+0x26/0xf0 [ 69.814276][ T4145] kstrtouint_from_user+0xc6/0x240 [ 69.814287][ T4145] ? kstrtol_from_user+0x250/0x250 [ 69.814308][ T4145] proc_fail_nth_write+0x94/0x240 [ 69.814319][ T4145] ? proc_fail_nth_read+0x1d0/0x1d0 [ 69.820352][ T3864] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 69.820912][ T4145] vfs_write+0x219/0xb50 [ 69.838854][ T3864] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 69.841391][ T4145] ? __lock_acquire+0x1ff0/0x1ff0 [ 69.841411][ T4145] ? file_end_write+0x1c0/0x1c0 [ 69.841420][ T4145] ? mutex_lock_io_nested+0x60/0x60 [ 69.851482][ T3864] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 69.856296][ T4145] ? __fget_files+0x307/0x340 [ 69.856314][ T4145] ? mutex_lock_nested+0x17/0x20 [ 69.856324][ T4145] ? __fdget_pos+0x1c7/0x250 [ 69.856333][ T4145] ksys_write+0x165/0x250 [ 69.856343][ T4145] ? print_irqtrace_events+0x210/0x210 [ 69.862077][ T3864] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 69.865992][ T4145] ? __ia32_sys_read+0x80/0x80 [ 69.866007][ T4145] ? syscall_enter_from_user_mode+0x2e/0x230 [ 69.866014][ T4145] ? lockdep_hardirqs_on+0x94/0x130 [ 69.866024][ T4145] ? syscall_enter_from_user_mode+0x2e/0x230 [ 69.866033][ T4145] do_syscall_64+0x3d/0xb0 [ 69.866043][ T4145] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 69.871821][ T3864] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 69.876126][ T4145] RIP: 0033:0x7f97d1b39e7f [ 69.876141][ T4145] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 69.876147][ T4145] RSP: 002b:00007f97d0efa160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 69.876157][ T4145] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f97d1b39e7f [ 69.876162][ T4145] RDX: 0000000000000001 RSI: 00007f97d0efa1e0 RDI: 0000000000000005 [ 69.876167][ T4145] RBP: 00007f97d0efa1d0 R08: 0000000000000000 R09: 0000000000000000 [ 69.876171][ T4145] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 69.876175][ T4145] R13: 00007ffe355048ef R14: 00007f97d0efa300 R15: 0000000000022000 [ 69.876191][ T4145] [ 69.883667][ T3864] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 69.888886][ C0] vkms_vblank_simulate: vblank timer overrun [ 69.908643][ T1129] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 69.915566][ T3519] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 69.926981][ T1129] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 69.929300][ T3519] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 70.134589][ T3519] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 70.143386][ T3519] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 70.152512][ T3519] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 70.153896][ T3917] Bluetooth: hci3: command 0x0419 tx timeout [ 70.160211][ T3519] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 70.173707][ T3519] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 70.182496][ T3917] Bluetooth: hci2: command 0x0419 tx timeout [ 70.184953][ T3519] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 70.196377][ T3917] Bluetooth: hci0: command 0x0419 tx timeout [ 70.203161][ T3519] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 70.208931][ T3917] Bluetooth: hci1: command 0x0419 tx timeout [ 70.211584][ T4156] FAULT_INJECTION: forcing a failure. [ 70.211584][ T4156] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 70.233907][ T3917] Bluetooth: hci4: command 0x0419 tx timeout [ 70.246278][ T4156] CPU: 0 PID: 4156 Comm: syz-executor.5 Not tainted 5.15.109-syzkaller #0 [ 70.248809][ T3881] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 70.254901][ T4156] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 70.254910][ T4156] Call Trace: [ 70.254915][ T4156] [ 70.254919][ T4156] dump_stack_lvl+0x163/0x213 [ 70.254937][ T4156] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 70.254946][ T4156] ? panic+0x584/0x584 [ 70.254954][ T4156] ? __lock_acquire+0x1ff0/0x1ff0 [ 70.254970][ T4156] should_fail+0x38a/0x4c0 [ 70.254985][ T4156] _copy_from_user+0x26/0xf0 [ 70.254995][ T4156] kstrtouint_from_user+0xc6/0x240 [ 70.255007][ T4156] ? kstrtol_from_user+0x250/0x250 [ 70.255030][ T4156] proc_fail_nth_write+0x94/0x240 [ 70.255041][ T4156] ? proc_fail_nth_read+0x1d0/0x1d0 [ 70.255059][ T4156] vfs_write+0x219/0xb50 [ 70.255070][ T4156] ? __lock_acquire+0x1ff0/0x1ff0 [ 70.255083][ T4156] ? file_end_write+0x1c0/0x1c0 [ 70.255091][ T4156] ? mutex_lock_io_nested+0x60/0x60 [ 70.255107][ T4156] ? __fget_files+0x307/0x340 [ 70.255121][ T4156] ? mutex_lock_nested+0x17/0x20 [ 70.255128][ T4156] ? __fdget_pos+0x1c7/0x250 [ 70.255137][ T4156] ksys_write+0x165/0x250 [ 70.255144][ T4156] ? print_irqtrace_events+0x210/0x210 [ 70.255156][ T4156] ? __ia32_sys_read+0x80/0x80 [ 70.255165][ T4156] ? syscall_enter_from_user_mode+0x2e/0x230 [ 70.255172][ T4156] ? lockdep_hardirqs_on+0x94/0x130 [ 70.255183][ T4156] ? syscall_enter_from_user_mode+0x2e/0x230 [ 70.255193][ T4156] do_syscall_64+0x3d/0xb0 [ 70.255202][ T4156] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 70.255209][ T4156] RIP: 0033:0x7f97d1b39e7f [ 70.255220][ T4156] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 70.255227][ T4156] RSP: 002b:00007f97d0efa160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 70.255238][ T4156] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f97d1b39e7f [ 70.255244][ T4156] RDX: 0000000000000001 RSI: 00007f97d0efa1e0 RDI: 0000000000000005 [ 70.255249][ T4156] RBP: 00007f97d0efa1d0 R08: 0000000000000000 R09: 0000000000000000 [ 70.255254][ T4156] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 70.255259][ T4156] R13: 00007ffe355048ef R14: 00007f97d0efa300 R15: 0000000000022000 [ 70.255274][ T4156] [ 70.377724][ T4165] FAULT_INJECTION: forcing a failure. [ 70.377724][ T4165] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 70.382907][ T3917] Bluetooth: hci5: command 0x0419 tx timeout [ 70.386872][ T4165] CPU: 0 PID: 4165 Comm: syz-executor.5 Not tainted 5.15.109-syzkaller #0 [ 70.421713][ T3864] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.432126][ T4165] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 70.432137][ T4165] Call Trace: [ 70.432142][ T4165] [ 70.432147][ T4165] dump_stack_lvl+0x163/0x213 [ 70.432164][ T4165] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 70.432173][ T4165] ? panic+0x584/0x584 [ 70.432182][ T4165] ? __lock_acquire+0x1ff0/0x1ff0 [ 70.441709][ T3864] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.449061][ T4165] should_fail+0x38a/0x4c0 [ 70.449083][ T4165] _copy_from_user+0x26/0xf0 [ 70.449093][ T4165] kstrtouint_from_user+0xc6/0x240 [ 70.449103][ T4165] ? kstrtol_from_user+0x250/0x250 [ 70.449123][ T4165] proc_fail_nth_write+0x94/0x240 [ 70.457778][ T3864] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.465338][ T4165] ? proc_fail_nth_read+0x1d0/0x1d0 [ 70.465364][ T4165] vfs_write+0x219/0xb50 [ 70.465375][ T4165] ? __lock_acquire+0x1ff0/0x1ff0 [ 70.474347][ T3864] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.481547][ T4165] ? file_end_write+0x1c0/0x1c0 [ 70.492487][ T3862] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 70.497647][ T4165] ? mutex_lock_io_nested+0x60/0x60 [ 70.497674][ T4165] ? __fget_files+0x307/0x340 [ 70.497687][ T4165] ? mutex_lock_nested+0x17/0x20 [ 70.497694][ T4165] ? __fdget_pos+0x1c7/0x250 [ 70.497703][ T4165] ksys_write+0x165/0x250 [ 70.505117][ T3862] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 70.512807][ T4165] ? print_irqtrace_events+0x210/0x210 [ 70.521684][ T3862] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 70.531928][ T4165] ? __ia32_sys_read+0x80/0x80 [ 70.531941][ T4165] ? syscall_enter_from_user_mode+0x2e/0x230 [ 70.531949][ T4165] ? lockdep_hardirqs_on+0x94/0x130 [ 70.535243][ T3862] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 70.538240][ T4165] ? syscall_enter_from_user_mode+0x2e/0x230 [ 70.543006][ T3862] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 70.548703][ T4165] do_syscall_64+0x3d/0xb0 [ 70.548717][ T4165] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 70.548726][ T4165] RIP: 0033:0x7f97d1b39e7f [ 70.552875][ T3862] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 70.558403][ T4165] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 70.558411][ T4165] RSP: 002b:00007f97d0efa160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 70.558421][ T4165] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f97d1b39e7f [ 70.558427][ T4165] RDX: 0000000000000001 RSI: 00007f97d0efa1e0 RDI: 0000000000000005 [ 70.568732][ T3862] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 70.572290][ T4165] RBP: 00007f97d0efa1d0 R08: 0000000000000000 R09: 0000000000000000 [ 70.580178][ T3862] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 70.582235][ T4165] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 70.588456][ T3862] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 70.593553][ T4165] R13: 00007ffe355048ef R14: 00007f97d0efa300 R15: 0000000000022000 [ 70.593578][ T4165] [ 70.593595][ C0] vkms_vblank_simulate: vblank timer overrun [ 70.758455][ T4174] FAULT_INJECTION: forcing a failure. [ 70.758455][ T4174] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 70.762937][ T3862] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 70.829907][ T4174] CPU: 0 PID: 4174 Comm: syz-executor.5 Not tainted 5.15.109-syzkaller #0 [ 70.833832][ T3862] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 70.841471][ T4174] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 70.841483][ T4174] Call Trace: [ 70.851642][ T3862] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 70.860158][ T4174] [ 70.860171][ T4174] dump_stack_lvl+0x163/0x213 [ 70.863181][ T3862] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 70.869395][ T4174] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 70.869407][ T4174] ? panic+0x584/0x584 [ 70.869417][ T4174] ? __lock_acquire+0x1ff0/0x1ff0 [ 70.884429][ T3862] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 70.893018][ T4174] should_fail+0x38a/0x4c0 [ 70.982270][ T4174] _copy_from_user+0x26/0xf0 [ 70.987069][ T4174] kstrtouint_from_user+0xc6/0x240 [ 70.992188][ T4174] ? kstrtol_from_user+0x250/0x250 [ 70.997636][ T4174] proc_fail_nth_write+0x94/0x240 [ 71.002755][ T4174] ? proc_fail_nth_read+0x1d0/0x1d0 [ 71.008150][ T4174] vfs_write+0x219/0xb50 [ 71.012587][ T4174] ? __lock_acquire+0x1ff0/0x1ff0 [ 71.017702][ T4174] ? file_end_write+0x1c0/0x1c0 [ 71.022755][ T4174] ? mutex_lock_io_nested+0x60/0x60 [ 71.027977][ T4174] ? __fget_files+0x307/0x340 [ 71.032934][ T4174] ? mutex_lock_nested+0x17/0x20 [ 71.038150][ T4174] ? __fdget_pos+0x1c7/0x250 [ 71.043610][ T4174] ksys_write+0x165/0x250 [ 71.049725][ T4174] ? print_irqtrace_events+0x210/0x210 [ 71.055479][ T4174] ? __ia32_sys_read+0x80/0x80 [ 71.060428][ T4174] ? syscall_enter_from_user_mode+0x2e/0x230 [ 71.066501][ T4174] ? lockdep_hardirqs_on+0x94/0x130 [ 71.071804][ T4174] ? syscall_enter_from_user_mode+0x2e/0x230 [ 71.077975][ T4174] do_syscall_64+0x3d/0xb0 [ 71.082405][ T4174] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 71.088347][ T4174] RIP: 0033:0x7f97d1b39e7f [ 71.093021][ T4174] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 71.113507][ T4174] RSP: 002b:00007f97d0efa160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 71.122167][ T4174] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f97d1b39e7f [ 71.130241][ T4174] RDX: 0000000000000001 RSI: 00007f97d0efa1e0 RDI: 0000000000000005 [ 71.138199][ T4174] RBP: 00007f97d0efa1d0 R08: 0000000000000000 R09: 0000000000000000 [ 71.146182][ T4174] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 71.154136][ T4174] R13: 00007ffe355048ef R14: 00007f97d0efa300 R15: 0000000000022000 [ 71.162485][ T4174] [ 71.165567][ C0] vkms_vblank_simulate: vblank timer overrun [ 71.177219][ T3917] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 71.185986][ T3917] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 71.196567][ T3917] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 71.206355][ T3917] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 71.219385][ T3917] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 71.230977][ T3917] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 71.262643][ T3862] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.273703][ T24] cfg80211: failed to load regulatory.db [ 71.280718][ T3862] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.290785][ T3862] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.300989][ T3862] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.312751][ T3865] device veth0_vlan entered promiscuous mode [ 71.320861][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 71.328788][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 71.337411][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 71.346879][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 71.371602][ T3865] device veth1_vlan entered promiscuous mode [ 71.422446][ T4193] FAULT_INJECTION: forcing a failure. [ 71.422446][ T4193] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 71.440436][ T3881] device veth0_vlan entered promiscuous mode [ 71.458586][ T4193] CPU: 1 PID: 4193 Comm: syz-executor.4 Not tainted 5.15.109-syzkaller #0 [ 71.467231][ T4193] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 71.477288][ T4193] Call Trace: [ 71.480586][ T4193] [ 71.483625][ T4193] dump_stack_lvl+0x163/0x213 [ 71.488316][ T4193] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 71.494391][ T4193] ? panic+0x584/0x584 [ 71.499069][ T4193] ? __lock_acquire+0x1ff0/0x1ff0 [ 71.504275][ T4193] should_fail+0x38a/0x4c0 [ 71.509303][ T4193] _copy_from_user+0x26/0xf0 [ 71.513979][ T4193] kstrtouint_from_user+0xc6/0x240 [ 71.519177][ T4193] ? kstrtol_from_user+0x250/0x250 [ 71.524289][ T4193] proc_fail_nth_write+0x94/0x240 [ 71.529839][ T4193] ? proc_fail_nth_read+0x1d0/0x1d0 [ 71.535225][ T4193] vfs_write+0x219/0xb50 [ 71.539753][ T4193] ? __lock_acquire+0x1ff0/0x1ff0 [ 71.544784][ T4193] ? file_end_write+0x1c0/0x1c0 [ 71.549796][ T4193] ? mutex_lock_io_nested+0x60/0x60 [ 71.555260][ T4193] ? __fget_files+0x307/0x340 [ 71.560018][ T4193] ? mutex_lock_nested+0x17/0x20 [ 71.565175][ T4193] ? __fdget_pos+0x1c7/0x250 [ 71.570156][ T4193] ksys_write+0x165/0x250 [ 71.574494][ T4193] ? print_irqtrace_events+0x210/0x210 [ 71.580078][ T4193] ? __ia32_sys_read+0x80/0x80 [ 71.585250][ T4193] ? syscall_enter_from_user_mode+0x2e/0x230 [ 71.591275][ T4193] ? lockdep_hardirqs_on+0x94/0x130 [ 71.596736][ T4193] ? syscall_enter_from_user_mode+0x2e/0x230 [ 71.602882][ T4193] do_syscall_64+0x3d/0xb0 [ 71.607425][ T4193] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 71.613478][ T4193] RIP: 0033:0x7f90cb9d1e7f [ 71.618076][ T4193] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 71.638120][ T4193] RSP: 002b:00007f90cad92160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 71.646593][ T4193] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f90cb9d1e7f [ 71.654648][ T4193] RDX: 0000000000000001 RSI: 00007f90cad921e0 RDI: 0000000000000005 [ 71.662767][ T4193] RBP: 00007f90cad921d0 R08: 0000000000000000 R09: 0000000000000000 [ 71.670740][ T4193] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 71.678708][ T4193] R13: 00007ffeaea8517f R14: 00007f90cad92300 R15: 0000000000022000 [ 71.686692][ T4193] [ 71.704762][ T13] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 71.712961][ T13] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 71.820654][ T3881] device veth1_vlan entered promiscuous mode [ 71.844344][ T13] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 71.852104][ T13] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 71.860460][ T13] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 71.869190][ T13] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 71.878137][ T13] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 71.898636][ T3865] device veth0_macvtap entered promiscuous mode [ 71.962418][ T1129] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 71.965776][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 71.973564][ T1129] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 71.984768][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 72.000919][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 72.010323][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 72.025734][ T3865] device veth1_macvtap entered promiscuous mode [ 72.049332][ T3881] device veth0_macvtap entered promiscuous mode [ 72.073316][ T1930] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 72.081849][ T1129] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 72.097576][ T1930] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 72.105848][ T1129] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 72.116726][ T1930] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 72.129003][ T1930] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 72.149367][ T3881] device veth1_macvtap entered promiscuous mode [ 72.180716][ T1930] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 72.200361][ T3865] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 72.212862][ T3865] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 72.233354][ T3865] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 72.250453][ T3865] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 72.260851][ T3865] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 72.278679][ T3865] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 72.291897][ T3865] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 72.307555][ T3865] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 72.323779][ T3865] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 72.331521][ T144] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 72.343803][ T1129] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 72.351977][ T1129] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 72.362660][ T3983] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 72.372504][ T3983] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 72.383140][ T144] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 72.384110][ T3983] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 72.400142][ T3983] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 72.410076][ T3881] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 72.429153][ T3881] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 72.439560][ T3881] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 72.450984][ T3881] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 72.461426][ T3881] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 72.478171][ T3881] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 72.489719][ T3881] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 72.500740][ T3881] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 72.510844][ T3881] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 72.522506][ T3881] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 72.534453][ T3881] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 72.556176][ T4132] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 72.567862][ T4132] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 72.577836][ T3865] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 72.589859][ T3865] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 72.600705][ T3865] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 72.611694][ T3865] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 72.621900][ T3865] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 72.635036][ T3865] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 72.647658][ T3865] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 72.659269][ T3865] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 72.673342][ T3865] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 72.684301][ T3881] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 72.709229][ T3881] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 72.719487][ T3881] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 72.731724][ T4234] FAULT_INJECTION: forcing a failure. [ 72.731724][ T4234] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 72.746667][ T4234] CPU: 1 PID: 4234 Comm: syz-executor.2 Not tainted 5.15.109-syzkaller #0 [ 72.754629][ T3881] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 72.755346][ T4234] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 72.755354][ T4234] Call Trace: [ 72.771196][ T3881] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 72.775606][ T4234] [ 72.775614][ T4234] dump_stack_lvl+0x163/0x213 [ 72.775631][ T4234] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 72.775639][ T4234] ? panic+0x584/0x584 [ 72.775648][ T4234] ? __lock_acquire+0x1ff0/0x1ff0 [ 72.775664][ T4234] should_fail+0x38a/0x4c0 [ 72.775678][ T4234] _copy_from_user+0x26/0xf0 [ 72.775687][ T4234] kstrtouint_from_user+0xc6/0x240 [ 72.775697][ T4234] ? kstrtol_from_user+0x250/0x250 [ 72.775717][ T4234] proc_fail_nth_write+0x94/0x240 [ 72.779869][ T3881] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 72.789624][ T4234] ? proc_fail_nth_read+0x1d0/0x1d0 [ 72.789652][ T4234] vfs_write+0x219/0xb50 [ 72.789664][ T4234] ? __lock_acquire+0x1ff0/0x1ff0 [ 72.789675][ T4234] ? file_end_write+0x1c0/0x1c0 [ 72.789682][ T4234] ? mutex_lock_io_nested+0x60/0x60 [ 72.789697][ T4234] ? __fget_files+0x307/0x340 [ 72.789710][ T4234] ? mutex_lock_nested+0x17/0x20 [ 72.789718][ T4234] ? __fdget_pos+0x1c7/0x250 [ 72.789727][ T4234] ksys_write+0x165/0x250 [ 72.789734][ T4234] ? print_irqtrace_events+0x210/0x210 [ 72.789745][ T4234] ? __ia32_sys_read+0x80/0x80 [ 72.789753][ T4234] ? syscall_enter_from_user_mode+0x2e/0x230 [ 72.789760][ T4234] ? lockdep_hardirqs_on+0x94/0x130 [ 72.789771][ T4234] ? syscall_enter_from_user_mode+0x2e/0x230 [ 72.789781][ T4234] do_syscall_64+0x3d/0xb0 [ 72.789792][ T4234] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 72.789800][ T4234] RIP: 0033:0x7ff55216fe7f [ 72.789811][ T4234] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 72.789817][ T4234] RSP: 002b:00007ff551530160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 72.789827][ T4234] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff55216fe7f [ 72.789833][ T4234] RDX: 0000000000000001 RSI: 00007ff5515301e0 RDI: 0000000000000005 [ 72.789837][ T4234] RBP: 00007ff5515301d0 R08: 0000000000000000 R09: 0000000000000000 [ 72.789841][ T4234] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 72.789845][ T4234] R13: 00007ffe4fd759df R14: 00007ff551530300 R15: 0000000000022000 [ 72.789863][ T4234] [ 72.809503][ T4236] FAULT_INJECTION: forcing a failure. [ 72.809503][ T4236] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 72.821549][ T3881] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 72.823383][ T4236] CPU: 1 PID: 4236 Comm: syz-executor.0 Not tainted 5.15.109-syzkaller #0 [ 72.831320][ T3881] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 72.833152][ T4236] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 72.838414][ T3881] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 72.847929][ T4236] Call Trace: [ 72.847936][ T4236] [ 72.847940][ T4236] dump_stack_lvl+0x163/0x213 [ 72.847956][ T4236] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 72.847965][ T4236] ? panic+0x584/0x584 [ 72.847974][ T4236] ? __lock_acquire+0x1ff0/0x1ff0 [ 72.847989][ T4236] should_fail+0x38a/0x4c0 [ 72.848003][ T4236] _copy_from_user+0x26/0xf0 [ 72.882561][ T3881] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 72.883663][ T4236] kstrtouint_from_user+0xc6/0x240 [ 72.883683][ T4236] ? kstrtol_from_user+0x250/0x250 [ 72.883704][ T4236] proc_fail_nth_write+0x94/0x240 [ 72.883714][ T4236] ? proc_fail_nth_read+0x1d0/0x1d0 [ 72.883729][ T4236] vfs_write+0x219/0xb50 [ 72.883739][ T4236] ? __lock_acquire+0x1ff0/0x1ff0 [ 72.883751][ T4236] ? file_end_write+0x1c0/0x1c0 [ 72.883759][ T4236] ? mutex_lock_io_nested+0x60/0x60 [ 72.883775][ T4236] ? __fget_files+0x307/0x340 [ 72.883788][ T4236] ? mutex_lock_nested+0x17/0x20 [ 72.883794][ T4236] ? __fdget_pos+0x1c7/0x250 [ 72.883802][ T4236] ksys_write+0x165/0x250 [ 72.892243][ T3881] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 72.892901][ T4236] ? print_irqtrace_events+0x210/0x210 [ 72.906421][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 72.909328][ T4236] ? __ia32_sys_read+0x80/0x80 [ 72.915889][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 72.920844][ T4236] ? syscall_enter_from_user_mode+0x2e/0x230 [ 72.928958][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 72.931215][ T4236] ? lockdep_hardirqs_on+0x94/0x130 [ 72.931235][ T4236] ? syscall_enter_from_user_mode+0x2e/0x230 [ 72.931245][ T4236] do_syscall_64+0x3d/0xb0 [ 72.931255][ T4236] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 72.931263][ T4236] RIP: 0033:0x7f04f9354e7f [ 72.931274][ T4236] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 72.931280][ T4236] RSP: 002b:00007f04f8715160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 72.931292][ T4236] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f04f9354e7f [ 72.931297][ T4236] RDX: 0000000000000001 RSI: 00007f04f87151e0 RDI: 0000000000000005 [ 72.931302][ T4236] RBP: 00007f04f87151d0 R08: 0000000000000000 R09: 0000000000000000 [ 72.931307][ T4236] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 72.931312][ T4236] R13: 00007ffc5860f1bf R14: 00007f04f8715300 R15: 0000000000022000 [ 72.931330][ T4236] [ 72.956273][ C0] vkms_vblank_simulate: vblank timer overrun [ 72.971313][ T4238] FAULT_INJECTION: forcing a failure. [ 72.971313][ T4238] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 72.980976][ T1065] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 72.981805][ T4238] CPU: 1 PID: 4238 Comm: syz-executor.0 Not tainted 5.15.109-syzkaller #0 [ 73.359324][ T4238] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 73.369466][ T4238] Call Trace: [ 73.372779][ T4238] [ 73.375742][ T4238] dump_stack_lvl+0x163/0x213 [ 73.381045][ T4238] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 73.386683][ T4238] ? panic+0x584/0x584 [ 73.390755][ T4238] ? __lock_acquire+0x1ff0/0x1ff0 [ 73.395781][ T4238] should_fail+0x38a/0x4c0 [ 73.400202][ T4238] _copy_from_user+0x26/0xf0 [ 73.404775][ T4238] kstrtouint_from_user+0xc6/0x240 [ 73.409876][ T4238] ? kstrtol_from_user+0x250/0x250 [ 73.414999][ T4238] proc_fail_nth_write+0x94/0x240 [ 73.420201][ T4238] ? proc_fail_nth_read+0x1d0/0x1d0 [ 73.425385][ T4238] vfs_write+0x219/0xb50 [ 73.429697][ T4238] ? __lock_acquire+0x1ff0/0x1ff0 [ 73.434798][ T4238] ? file_end_write+0x1c0/0x1c0 [ 73.439639][ T4238] ? mutex_lock_io_nested+0x60/0x60 [ 73.444824][ T4238] ? __fget_files+0x307/0x340 [ 73.449597][ T4238] ? mutex_lock_nested+0x17/0x20 [ 73.454622][ T4238] ? __fdget_pos+0x1c7/0x250 [ 73.459286][ T4238] ksys_write+0x165/0x250 [ 73.463714][ T4238] ? print_irqtrace_events+0x210/0x210 [ 73.469300][ T4238] ? __ia32_sys_read+0x80/0x80 [ 73.474143][ T4238] ? syscall_enter_from_user_mode+0x2e/0x230 [ 73.480432][ T4238] ? lockdep_hardirqs_on+0x94/0x130 [ 73.485692][ T4238] ? syscall_enter_from_user_mode+0x2e/0x230 [ 73.492278][ T4238] do_syscall_64+0x3d/0xb0 [ 73.497256][ T4238] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 73.503708][ T4238] RIP: 0033:0x7f04f9354e7f [ 73.508127][ T4238] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 73.528664][ T4238] RSP: 002b:00007f04f8715160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 73.537581][ T4238] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f04f9354e7f [ 73.545920][ T4238] RDX: 0000000000000001 RSI: 00007f04f87151e0 RDI: 0000000000000005 [ 73.553886][ T4238] RBP: 00007f04f87151d0 R08: 0000000000000000 R09: 0000000000000000 [ 73.561880][ T4238] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 73.570192][ T4238] R13: 00007ffc5860f1bf R14: 00007f04f8715300 R15: 0000000000022000 [ 73.578524][ T4238] [ 73.598450][ T3881] netdevsim netdevsim3 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.630294][ T3881] netdevsim netdevsim3 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.640083][ T3881] netdevsim netdevsim3 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.650704][ T3881] netdevsim netdevsim3 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.669916][ T3865] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.682727][ T3865] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.697660][ T3865] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.707926][ T3865] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.884956][ T1129] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 73.896152][ T144] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 73.897004][ T1129] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 73.922143][ T144] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 73.932886][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 73.943107][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 73.966201][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 73.979508][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 73.999785][ T1129] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 74.006656][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 74.012850][ T1129] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 74.028375][ T3515] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 74.110381][ T4260] FAULT_INJECTION: forcing a failure. [ 74.110381][ T4260] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 74.124418][ T4262] FAULT_INJECTION: forcing a failure. [ 74.124418][ T4262] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 74.128812][ T4260] CPU: 1 PID: 4260 Comm: syz-executor.1 Not tainted 5.15.109-syzkaller #0 [ 74.146049][ T4260] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 74.156195][ T4260] Call Trace: [ 74.159483][ T4260] [ 74.162417][ T4260] dump_stack_lvl+0x163/0x213 [ 74.167281][ T4260] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 74.172923][ T4260] ? panic+0x584/0x584 [ 74.176980][ T4260] ? __lock_acquire+0x1ff0/0x1ff0 [ 74.182082][ T4260] should_fail+0x38a/0x4c0 [ 74.186488][ T4260] _copy_from_user+0x26/0xf0 [ 74.191147][ T4260] kstrtouint_from_user+0xc6/0x240 [ 74.196417][ T4260] ? kstrtol_from_user+0x250/0x250 [ 74.201618][ T4260] proc_fail_nth_write+0x94/0x240 [ 74.206631][ T4260] ? proc_fail_nth_read+0x1d0/0x1d0 [ 74.211818][ T4260] vfs_write+0x219/0xb50 [ 74.216222][ T4260] ? __lock_acquire+0x1ff0/0x1ff0 [ 74.221331][ T4260] ? file_end_write+0x1c0/0x1c0 [ 74.226268][ T4260] ? mutex_lock_io_nested+0x60/0x60 [ 74.231551][ T4260] ? __fget_files+0x307/0x340 [ 74.236223][ T4260] ? mutex_lock_nested+0x17/0x20 [ 74.241152][ T4260] ? __fdget_pos+0x1c7/0x250 [ 74.245757][ T4260] ksys_write+0x165/0x250 [ 74.250074][ T4260] ? print_irqtrace_events+0x210/0x210 [ 74.255530][ T4260] ? __ia32_sys_read+0x80/0x80 [ 74.260373][ T4260] ? syscall_enter_from_user_mode+0x2e/0x230 [ 74.266575][ T4260] ? lockdep_hardirqs_on+0x94/0x130 [ 74.271964][ T4260] ? syscall_enter_from_user_mode+0x2e/0x230 [ 74.277949][ T4260] do_syscall_64+0x3d/0xb0 [ 74.282385][ T4260] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 74.288446][ T4260] RIP: 0033:0x7f353499fe7f [ 74.292852][ T4260] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 74.312877][ T4260] RSP: 002b:00007f3533d60160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 74.321289][ T4260] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f353499fe7f [ 74.329609][ T4260] RDX: 0000000000000001 RSI: 00007f3533d601e0 RDI: 0000000000000005 [ 74.337691][ T4260] RBP: 00007f3533d601d0 R08: 0000000000000000 R09: 0000000000000000 [ 74.345746][ T4260] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 2023/04/30 15:53:24 executed programs: 17 [ 74.353805][ T4260] R13: 00007ffcd2965baf R14: 00007f3533d60300 R15: 0000000000022000 [ 74.361912][ T4260] [ 74.369806][ T4262] CPU: 0 PID: 4262 Comm: syz-executor.3 Not tainted 5.15.109-syzkaller #0 [ 74.378857][ T4262] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 74.389001][ T4262] Call Trace: [ 74.392301][ T4262] [ 74.395248][ T4262] dump_stack_lvl+0x163/0x213 [ 74.400125][ T4262] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 74.406023][ T4262] ? panic+0x584/0x584 [ 74.410098][ T4262] ? __lock_acquire+0x1ff0/0x1ff0 [ 74.415230][ T4262] should_fail+0x38a/0x4c0 [ 74.419757][ T4262] _copy_from_user+0x26/0xf0 [ 74.424366][ T4262] kstrtouint_from_user+0xc6/0x240 [ 74.430368][ T4262] ? kstrtol_from_user+0x250/0x250 [ 74.435501][ T4262] proc_fail_nth_write+0x94/0x240 [ 74.440528][ T4262] ? proc_fail_nth_read+0x1d0/0x1d0 [ 74.445943][ T4262] vfs_write+0x219/0xb50 [ 74.450204][ T4262] ? __lock_acquire+0x1ff0/0x1ff0 [ 74.455421][ T4262] ? file_end_write+0x1c0/0x1c0 [ 74.460276][ T4262] ? mutex_lock_io_nested+0x60/0x60 [ 74.465509][ T4262] ? __fget_files+0x307/0x340 [ 74.470569][ T4262] ? mutex_lock_nested+0x17/0x20 [ 74.475511][ T4262] ? __fdget_pos+0x1c7/0x250 [ 74.481849][ T4262] ksys_write+0x165/0x250 [ 74.486657][ T4262] ? print_irqtrace_events+0x210/0x210 [ 74.493028][ T4262] ? __ia32_sys_read+0x80/0x80 [ 74.498232][ T4262] ? syscall_enter_from_user_mode+0x2e/0x230 [ 74.504860][ T4262] ? lockdep_hardirqs_on+0x94/0x130 [ 74.510156][ T4262] ? syscall_enter_from_user_mode+0x2e/0x230 [ 74.516230][ T4262] do_syscall_64+0x3d/0xb0 [ 74.520740][ T4262] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 74.527025][ T4262] RIP: 0033:0x7f1f868bde7f [ 74.531941][ T4262] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 74.552030][ T4262] RSP: 002b:00007f1f85c7e160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 74.560533][ T4262] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1f868bde7f [ 74.568879][ T4262] RDX: 0000000000000001 RSI: 00007f1f85c7e1e0 RDI: 0000000000000005 [ 74.576854][ T4262] RBP: 00007f1f85c7e1d0 R08: 0000000000000000 R09: 0000000000000000 [ 74.585027][ T4262] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 74.593181][ T4262] R13: 00007ffd1faffe1f R14: 00007f1f85c7e300 R15: 0000000000022000 [ 74.601435][ T4262] [ 74.604509][ C0] vkms_vblank_simulate: vblank timer overrun [ 74.655979][ T4289] FAULT_INJECTION: forcing a failure. [ 74.655979][ T4289] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 74.676331][ T4290] FAULT_INJECTION: forcing a failure. [ 74.676331][ T4290] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 74.690617][ T4286] FAULT_INJECTION: forcing a failure. [ 74.690617][ T4286] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 74.704790][ T4291] FAULT_INJECTION: forcing a failure. [ 74.704790][ T4291] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 74.715750][ T4286] CPU: 0 PID: 4286 Comm: syz-executor.4 Not tainted 5.15.109-syzkaller #0 [ 74.720518][ T4292] FAULT_INJECTION: forcing a failure. [ 74.720518][ T4292] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 74.726311][ T4286] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 74.726321][ T4286] Call Trace: [ 74.726325][ T4286] [ 74.726330][ T4286] dump_stack_lvl+0x163/0x213 [ 74.726347][ T4286] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 74.726355][ T4286] ? panic+0x584/0x584 [ 74.726364][ T4286] ? __lock_acquire+0x1ff0/0x1ff0 [ 74.726380][ T4286] should_fail+0x38a/0x4c0 [ 74.726394][ T4286] _copy_from_user+0x26/0xf0 [ 74.784569][ T4286] kstrtouint_from_user+0xc6/0x240 [ 74.789936][ T4286] ? kstrtol_from_user+0x250/0x250 [ 74.795530][ T4286] proc_fail_nth_write+0x94/0x240 [ 74.796343][ T4297] FAULT_INJECTION: forcing a failure. [ 74.796343][ T4297] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 74.800586][ T4286] ? proc_fail_nth_read+0x1d0/0x1d0 [ 74.819182][ T4286] vfs_write+0x219/0xb50 [ 74.823603][ T4286] ? __lock_acquire+0x1ff0/0x1ff0 [ 74.828634][ T4286] ? file_end_write+0x1c0/0x1c0 [ 74.833951][ T4286] ? mutex_lock_io_nested+0x60/0x60 [ 74.839161][ T4286] ? __fget_files+0x307/0x340 [ 74.843838][ T4286] ? mutex_lock_nested+0x17/0x20 [ 74.848863][ T4286] ? __fdget_pos+0x1c7/0x250 [ 74.853550][ T4286] ksys_write+0x165/0x250 [ 74.857893][ T4286] ? print_irqtrace_events+0x210/0x210 [ 74.863461][ T4286] ? __ia32_sys_read+0x80/0x80 [ 74.868220][ T4286] ? syscall_enter_from_user_mode+0x2e/0x230 [ 74.874285][ T4286] ? lockdep_hardirqs_on+0x94/0x130 [ 74.879475][ T4286] ? syscall_enter_from_user_mode+0x2e/0x230 [ 74.885445][ T4286] do_syscall_64+0x3d/0xb0 [ 74.889884][ T4286] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 74.896122][ T4286] RIP: 0033:0x7f90cb9d1e7f [ 74.900935][ T4286] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 74.921442][ T4286] RSP: 002b:00007f90cad92160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 74.930071][ T4286] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f90cb9d1e7f [ 74.938317][ T4286] RDX: 0000000000000001 RSI: 00007f90cad921e0 RDI: 0000000000000005 [ 74.946390][ T4286] RBP: 00007f90cad921d0 R08: 0000000000000000 R09: 0000000000000000 [ 74.954449][ T4286] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 74.962589][ T4286] R13: 00007ffeaea8517f R14: 00007f90cad92300 R15: 0000000000022000 [ 74.970741][ T4286] [ 74.974023][ T4291] CPU: 1 PID: 4291 Comm: syz-executor.5 Not tainted 5.15.109-syzkaller #0 [ 74.974076][ C0] vkms_vblank_simulate: vblank timer overrun [ 74.982598][ T4291] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 74.982606][ T4291] Call Trace: [ 75.001860][ T4291] [ 75.004904][ T4291] dump_stack_lvl+0x163/0x213 [ 75.009597][ T4291] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 75.015688][ T4291] ? panic+0x584/0x584 [ 75.019846][ T4291] ? __lock_acquire+0x1ff0/0x1ff0 [ 75.024874][ T4291] should_fail+0x38a/0x4c0 [ 75.029530][ T4291] _copy_from_user+0x26/0xf0 [ 75.034119][ T4291] kstrtouint_from_user+0xc6/0x240 [ 75.039232][ T4291] ? kstrtol_from_user+0x250/0x250 [ 75.044706][ T4291] proc_fail_nth_write+0x94/0x240 [ 75.049749][ T4291] ? proc_fail_nth_read+0x1d0/0x1d0 [ 75.055295][ T4291] vfs_write+0x219/0xb50 [ 75.059660][ T4291] ? __lock_acquire+0x1ff0/0x1ff0 [ 75.064781][ T4291] ? file_end_write+0x1c0/0x1c0 [ 75.070323][ T4291] ? mutex_lock_io_nested+0x60/0x60 [ 75.075728][ T4291] ? __fget_files+0x307/0x340 [ 75.080778][ T4291] ? mutex_lock_nested+0x17/0x20 [ 75.085974][ T4291] ? __fdget_pos+0x1c7/0x250 [ 75.090750][ T4291] ksys_write+0x165/0x250 [ 75.095080][ T4291] ? print_irqtrace_events+0x210/0x210 [ 75.100829][ T4291] ? __ia32_sys_read+0x80/0x80 [ 75.105596][ T4291] ? syscall_enter_from_user_mode+0x2e/0x230 [ 75.112072][ T4291] ? lockdep_hardirqs_on+0x94/0x130 [ 75.117457][ T4291] ? syscall_enter_from_user_mode+0x2e/0x230 [ 75.123527][ T4291] do_syscall_64+0x3d/0xb0 [ 75.127939][ T4291] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 75.133823][ T4291] RIP: 0033:0x7f97d1b39e7f [ 75.138226][ T4291] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 75.158094][ T4291] RSP: 002b:00007f97d0efa160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 75.166558][ T4291] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f97d1b39e7f [ 75.174605][ T4291] RDX: 0000000000000001 RSI: 00007f97d0efa1e0 RDI: 0000000000000005 [ 75.182572][ T4291] RBP: 00007f97d0efa1d0 R08: 0000000000000000 R09: 0000000000000000 [ 75.190822][ T4291] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 75.198890][ T4291] R13: 00007ffe355048ef R14: 00007f97d0efa300 R15: 0000000000022000 [ 75.207414][ T4291] [ 75.210438][ T4289] CPU: 0 PID: 4289 Comm: syz-executor.0 Not tainted 5.15.109-syzkaller #0 [ 75.219383][ T4289] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 75.229544][ T4289] Call Trace: [ 75.232872][ T4289] [ 75.235909][ T4289] dump_stack_lvl+0x163/0x213 [ 75.240797][ T4289] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 75.246621][ T4289] ? panic+0x584/0x584 [ 75.250695][ T4289] ? __lock_acquire+0x1ff0/0x1ff0 [ 75.255729][ T4289] should_fail+0x38a/0x4c0 [ 75.260152][ T4289] _copy_from_user+0x26/0xf0 [ 75.264746][ T4289] kstrtouint_from_user+0xc6/0x240 [ 75.269860][ T4289] ? kstrtol_from_user+0x250/0x250 [ 75.275335][ T4289] proc_fail_nth_write+0x94/0x240 [ 75.280450][ T4289] ? proc_fail_nth_read+0x1d0/0x1d0 [ 75.285869][ T4289] vfs_write+0x219/0xb50 [ 75.290202][ T4289] ? __lock_acquire+0x1ff0/0x1ff0 [ 75.295235][ T4289] ? file_end_write+0x1c0/0x1c0 [ 75.300108][ T4289] ? mutex_lock_io_nested+0x60/0x60 [ 75.305311][ T4289] ? __fget_files+0x307/0x340 [ 75.309991][ T4289] ? mutex_lock_nested+0x17/0x20 [ 75.314930][ T4289] ? __fdget_pos+0x1c7/0x250 [ 75.319566][ T4289] ksys_write+0x165/0x250 [ 75.323922][ T4289] ? print_irqtrace_events+0x210/0x210 [ 75.329383][ T4289] ? __ia32_sys_read+0x80/0x80 [ 75.334157][ T4289] ? syscall_enter_from_user_mode+0x2e/0x230 [ 75.340133][ T4289] ? lockdep_hardirqs_on+0x94/0x130 [ 75.345329][ T4289] ? syscall_enter_from_user_mode+0x2e/0x230 [ 75.351488][ T4289] do_syscall_64+0x3d/0xb0 [ 75.355905][ T4289] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 75.361890][ T4289] RIP: 0033:0x7f04f9354e7f [ 75.366392][ T4289] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 75.386020][ T4289] RSP: 002b:00007f04f8715160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 75.394787][ T4289] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f04f9354e7f [ 75.402946][ T4289] RDX: 0000000000000001 RSI: 00007f04f87151e0 RDI: 0000000000000005 [ 75.411096][ T4289] RBP: 00007f04f87151d0 R08: 0000000000000000 R09: 0000000000000000 [ 75.419266][ T4289] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 75.427332][ T4289] R13: 00007ffc5860f1bf R14: 00007f04f8715300 R15: 0000000000022000 [ 75.435314][ T4289] [ 75.438445][ T4297] CPU: 1 PID: 4297 Comm: syz-executor.3 Not tainted 5.15.109-syzkaller #0 [ 75.438522][ C0] vkms_vblank_simulate: vblank timer overrun [ 75.447573][ T4297] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 75.447581][ T4297] Call Trace: [ 75.467391][ T4297] [ 75.470328][ T4297] dump_stack_lvl+0x163/0x213 [ 75.475101][ T4297] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 75.480921][ T4297] ? panic+0x584/0x584 [ 75.485104][ T4297] ? __lock_acquire+0x1ff0/0x1ff0 [ 75.490121][ T4297] should_fail+0x38a/0x4c0 [ 75.495076][ T4297] _copy_from_user+0x26/0xf0 [ 75.499697][ T4297] kstrtouint_from_user+0xc6/0x240 [ 75.505688][ T4297] ? kstrtol_from_user+0x250/0x250 [ 75.511157][ T4297] proc_fail_nth_write+0x94/0x240 [ 75.516184][ T4297] ? proc_fail_nth_read+0x1d0/0x1d0 [ 75.521553][ T4297] vfs_write+0x219/0xb50 [ 75.526121][ T4297] ? __lock_acquire+0x1ff0/0x1ff0 [ 75.532106][ T4297] ? file_end_write+0x1c0/0x1c0 [ 75.537122][ T4297] ? mutex_lock_io_nested+0x60/0x60 [ 75.542319][ T4297] ? __fget_files+0x307/0x340 [ 75.547023][ T4297] ? mutex_lock_nested+0x17/0x20 [ 75.551971][ T4297] ? __fdget_pos+0x1c7/0x250 [ 75.556733][ T4297] ksys_write+0x165/0x250 [ 75.561062][ T4297] ? print_irqtrace_events+0x210/0x210 [ 75.566720][ T4297] ? __ia32_sys_read+0x80/0x80 [ 75.571656][ T4297] ? syscall_enter_from_user_mode+0x2e/0x230 [ 75.577915][ T4297] ? lockdep_hardirqs_on+0x94/0x130 [ 75.583300][ T4297] ? syscall_enter_from_user_mode+0x2e/0x230 [ 75.589359][ T4297] do_syscall_64+0x3d/0xb0 [ 75.593870][ T4297] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 75.599852][ T4297] RIP: 0033:0x7f1f868bde7f [ 75.604267][ T4297] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 75.624220][ T4297] RSP: 002b:00007f1f85c5d160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 75.632830][ T4297] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1f868bde7f [ 75.641064][ T4297] RDX: 0000000000000001 RSI: 00007f1f85c5d1e0 RDI: 0000000000000005 [ 75.650315][ T4297] RBP: 00007f1f85c5d1d0 R08: 0000000000000000 R09: 0000000000000000 [ 75.659425][ T4297] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 75.667684][ T4297] R13: 00007ffd1faffe1f R14: 00007f1f85c5d300 R15: 0000000000022000 [ 75.675753][ T4297] [ 75.682165][ T4290] CPU: 0 PID: 4290 Comm: syz-executor.2 Not tainted 5.15.109-syzkaller #0 [ 75.690922][ T4290] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 75.701331][ T4290] Call Trace: [ 75.704702][ T4290] [ 75.707635][ T4290] dump_stack_lvl+0x163/0x213 [ 75.712573][ T4290] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 75.718210][ T4290] ? panic+0x584/0x584 [ 75.722384][ T4290] ? __lock_acquire+0x1ff0/0x1ff0 [ 75.727406][ T4290] should_fail+0x38a/0x4c0 [ 75.731836][ T4290] _copy_from_user+0x26/0xf0 [ 75.736433][ T4290] kstrtouint_from_user+0xc6/0x240 [ 75.742156][ T4290] ? kstrtol_from_user+0x250/0x250 [ 75.747375][ T4290] proc_fail_nth_write+0x94/0x240 [ 75.752596][ T4290] ? proc_fail_nth_read+0x1d0/0x1d0 [ 75.758053][ T4290] vfs_write+0x219/0xb50 [ 75.762310][ T4290] ? __lock_acquire+0x1ff0/0x1ff0 [ 75.767445][ T4290] ? file_end_write+0x1c0/0x1c0 [ 75.772379][ T4290] ? mutex_lock_io_nested+0x60/0x60 [ 75.777657][ T4290] ? __fget_files+0x307/0x340 [ 75.782499][ T4290] ? mutex_lock_nested+0x17/0x20 [ 75.787522][ T4290] ? __fdget_pos+0x1c7/0x250 [ 75.792105][ T4290] ksys_write+0x165/0x250 [ 75.796633][ T4290] ? print_irqtrace_events+0x210/0x210 [ 75.798276][ T4310] FAULT_INJECTION: forcing a failure. [ 75.798276][ T4310] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 75.802287][ T4290] ? __ia32_sys_read+0x80/0x80 [ 75.802301][ T4290] ? syscall_enter_from_user_mode+0x2e/0x230 [ 75.802309][ T4290] ? lockdep_hardirqs_on+0x94/0x130 [ 75.832618][ T4290] ? syscall_enter_from_user_mode+0x2e/0x230 [ 75.838690][ T4290] do_syscall_64+0x3d/0xb0 [ 75.843367][ T4290] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 75.849442][ T4290] RIP: 0033:0x7ff55216fe7f [ 75.853933][ T4290] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 75.873994][ T4290] RSP: 002b:00007ff551530160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 75.882512][ T4290] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff55216fe7f [ 75.890578][ T4290] RDX: 0000000000000001 RSI: 00007ff5515301e0 RDI: 0000000000000005 [ 75.898892][ T4290] RBP: 00007ff5515301d0 R08: 0000000000000000 R09: 0000000000000000 [ 75.907639][ T4290] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 75.916412][ T4290] R13: 00007ffe4fd759df R14: 00007ff551530300 R15: 0000000000022000 [ 75.924997][ T4290] [ 75.929168][ T4292] CPU: 1 PID: 4292 Comm: syz-executor.1 Not tainted 5.15.109-syzkaller #0 [ 75.929264][ C0] vkms_vblank_simulate: vblank timer overrun [ 75.937873][ T4292] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 75.954383][ T4292] Call Trace: [ 75.957857][ T4292] [ 75.960812][ T4292] dump_stack_lvl+0x163/0x213 [ 75.965664][ T4292] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 75.971565][ T4292] ? panic+0x584/0x584 [ 75.975620][ T4292] ? __lock_acquire+0x1ff0/0x1ff0 [ 75.981315][ T4292] should_fail+0x38a/0x4c0 [ 75.985808][ T4292] _copy_from_user+0x26/0xf0 [ 75.990821][ T4292] kstrtouint_from_user+0xc6/0x240 [ 75.996258][ T4292] ? kstrtol_from_user+0x250/0x250 [ 76.001461][ T4292] proc_fail_nth_write+0x94/0x240 [ 76.006636][ T4292] ? proc_fail_nth_read+0x1d0/0x1d0 [ 76.011816][ T4292] vfs_write+0x219/0xb50 [ 76.016034][ T4292] ? __lock_acquire+0x1ff0/0x1ff0 [ 76.021040][ T4292] ? file_end_write+0x1c0/0x1c0 [ 76.025881][ T4292] ? mutex_lock_io_nested+0x60/0x60 [ 76.031058][ T4292] ? __fget_files+0x307/0x340 [ 76.035799][ T4292] ? mutex_lock_nested+0x17/0x20 [ 76.040817][ T4292] ? __fdget_pos+0x1c7/0x250 [ 76.045471][ T4292] ksys_write+0x165/0x250 [ 76.049791][ T4292] ? print_irqtrace_events+0x210/0x210 [ 76.055602][ T4292] ? __ia32_sys_read+0x80/0x80 [ 76.060567][ T4292] ? syscall_enter_from_user_mode+0x2e/0x230 [ 76.066730][ T4292] ? lockdep_hardirqs_on+0x94/0x130 [ 76.072026][ T4292] ? syscall_enter_from_user_mode+0x2e/0x230 [ 76.078260][ T4292] do_syscall_64+0x3d/0xb0 [ 76.082658][ T4292] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 76.088548][ T4292] RIP: 0033:0x7f353499fe7f [ 76.092945][ T4292] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 76.112898][ T4292] RSP: 002b:00007f3533d60160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 76.121537][ T4292] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f353499fe7f [ 76.129798][ T4292] RDX: 0000000000000001 RSI: 00007f3533d601e0 RDI: 0000000000000005 [ 76.137962][ T4292] RBP: 00007f3533d601d0 R08: 0000000000000000 R09: 0000000000000000 [ 76.146432][ T4292] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 76.154463][ T4292] R13: 00007ffcd2965baf R14: 00007f3533d60300 R15: 0000000000022000 [ 76.162706][ T4292] [ 76.198867][ T4310] CPU: 1 PID: 4310 Comm: syz-executor.4 Not tainted 5.15.109-syzkaller #0 [ 76.204731][ T4314] FAULT_INJECTION: forcing a failure. [ 76.204731][ T4314] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 76.207469][ T4310] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 76.207476][ T4310] Call Trace: [ 76.207480][ T4310] [ 76.207485][ T4310] dump_stack_lvl+0x163/0x213 [ 76.207501][ T4310] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 76.207509][ T4310] ? panic+0x584/0x584 [ 76.207518][ T4310] ? __lock_acquire+0x1ff0/0x1ff0 [ 76.207535][ T4310] should_fail+0x38a/0x4c0 [ 76.207548][ T4310] _copy_from_user+0x26/0xf0 [ 76.207557][ T4310] kstrtouint_from_user+0xc6/0x240 [ 76.207568][ T4310] ? kstrtol_from_user+0x250/0x250 [ 76.207590][ T4310] proc_fail_nth_write+0x94/0x240 [ 76.207600][ T4310] ? proc_fail_nth_read+0x1d0/0x1d0 [ 76.207618][ T4310] vfs_write+0x219/0xb50 [ 76.207628][ T4310] ? __lock_acquire+0x1ff0/0x1ff0 [ 76.207641][ T4310] ? file_end_write+0x1c0/0x1c0 [ 76.207648][ T4310] ? mutex_lock_io_nested+0x60/0x60 [ 76.207665][ T4310] ? __fget_files+0x307/0x340 [ 76.207678][ T4310] ? mutex_lock_nested+0x17/0x20 [ 76.207686][ T4310] ? __fdget_pos+0x1c7/0x250 [ 76.207695][ T4310] ksys_write+0x165/0x250 [ 76.207702][ T4310] ? print_irqtrace_events+0x210/0x210 [ 76.207714][ T4310] ? __ia32_sys_read+0x80/0x80 [ 76.207723][ T4310] ? syscall_enter_from_user_mode+0x2e/0x230 [ 76.207730][ T4310] ? lockdep_hardirqs_on+0x94/0x130 [ 76.207740][ T4310] ? syscall_enter_from_user_mode+0x2e/0x230 [ 76.207750][ T4310] do_syscall_64+0x3d/0xb0 [ 76.207760][ T4310] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 76.207768][ T4310] RIP: 0033:0x7f90cb9d1e7f [ 76.207777][ T4310] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 76.207784][ T4310] RSP: 002b:00007f90cad71160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 76.207795][ T4310] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f90cb9d1e7f [ 76.207801][ T4310] RDX: 0000000000000001 RSI: 00007f90cad711e0 RDI: 0000000000000005 [ 76.207806][ T4310] RBP: 00007f90cad711d0 R08: 0000000000000000 R09: 0000000000000000 [ 76.207810][ T4310] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 76.207815][ T4310] R13: 00007ffeaea8517f R14: 00007f90cad71300 R15: 0000000000022000 [ 76.207833][ T4310] [ 76.334185][ T4318] FAULT_INJECTION: forcing a failure. [ 76.334185][ T4318] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 76.391057][ T4320] FAULT_INJECTION: forcing a failure. [ 76.391057][ T4320] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 76.401554][ T4318] CPU: 1 PID: 4318 Comm: syz-executor.4 Not tainted 5.15.109-syzkaller #0 [ 76.478098][ T4318] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 76.488220][ T4318] Call Trace: [ 76.491659][ T4318] [ 76.494580][ T4318] dump_stack_lvl+0x163/0x213 [ 76.499422][ T4318] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 76.505248][ T4318] ? panic+0x584/0x584 [ 76.509334][ T4318] ? __lock_acquire+0x1ff0/0x1ff0 [ 76.514426][ T4318] should_fail+0x38a/0x4c0 [ 76.519010][ T4318] _copy_from_user+0x26/0xf0 [ 76.524123][ T4318] kstrtouint_from_user+0xc6/0x240 [ 76.529257][ T4318] ? kstrtol_from_user+0x250/0x250 [ 76.534736][ T4318] proc_fail_nth_write+0x94/0x240 [ 76.540137][ T4318] ? proc_fail_nth_read+0x1d0/0x1d0 [ 76.545508][ T4318] vfs_write+0x219/0xb50 [ 76.549911][ T4318] ? __lock_acquire+0x1ff0/0x1ff0 [ 76.554922][ T4318] ? file_end_write+0x1c0/0x1c0 [ 76.559771][ T4318] ? mutex_lock_io_nested+0x60/0x60 [ 76.565996][ T4318] ? __fget_files+0x307/0x340 [ 76.570743][ T4318] ? mutex_lock_nested+0x17/0x20 [ 76.576004][ T4318] ? __fdget_pos+0x1c7/0x250 [ 76.580660][ T4318] ksys_write+0x165/0x250 [ 76.584963][ T4318] ? print_irqtrace_events+0x210/0x210 [ 76.590402][ T4318] ? __ia32_sys_read+0x80/0x80 [ 76.595236][ T4318] ? syscall_enter_from_user_mode+0x2e/0x230 [ 76.601186][ T4318] ? lockdep_hardirqs_on+0x94/0x130 [ 76.606355][ T4318] ? syscall_enter_from_user_mode+0x2e/0x230 [ 76.612320][ T4318] do_syscall_64+0x3d/0xb0 [ 76.616722][ T4318] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 76.622595][ T4318] RIP: 0033:0x7f90cb9d1e7f [ 76.627070][ T4318] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 76.646645][ T4318] RSP: 002b:00007f90cad92160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 76.655989][ T4318] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f90cb9d1e7f [ 76.663934][ T4318] RDX: 0000000000000001 RSI: 00007f90cad921e0 RDI: 0000000000000005 [ 76.672073][ T4318] RBP: 00007f90cad921d0 R08: 0000000000000000 R09: 0000000000000000 [ 76.680173][ T4318] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 76.688310][ T4318] R13: 00007ffeaea8517f R14: 00007f90cad92300 R15: 0000000000022000 [ 76.696550][ T4318] [ 76.701255][ T4312] FAULT_INJECTION: forcing a failure. [ 76.701255][ T4312] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 76.702749][ T4324] FAULT_INJECTION: forcing a failure. [ 76.702749][ T4324] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 76.732718][ T4314] CPU: 0 PID: 4314 Comm: syz-executor.3 Not tainted 5.15.109-syzkaller #0 [ 76.741234][ T4314] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 76.751294][ T4314] Call Trace: [ 76.754597][ T4314] [ 76.757636][ T4314] dump_stack_lvl+0x163/0x213 [ 76.762613][ T4314] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 76.768333][ T4314] ? panic+0x584/0x584 [ 76.772575][ T4314] ? __lock_acquire+0x1ff0/0x1ff0 [ 76.777813][ T4314] should_fail+0x38a/0x4c0 [ 76.782226][ T4314] _copy_from_user+0x26/0xf0 [ 76.787077][ T4314] kstrtouint_from_user+0xc6/0x240 [ 76.792290][ T4314] ? kstrtol_from_user+0x250/0x250 [ 76.797601][ T4314] proc_fail_nth_write+0x94/0x240 [ 76.803083][ T4314] ? proc_fail_nth_read+0x1d0/0x1d0 [ 76.808294][ T4314] vfs_write+0x219/0xb50 [ 76.812628][ T4314] ? __lock_acquire+0x1ff0/0x1ff0 [ 76.817818][ T4314] ? file_end_write+0x1c0/0x1c0 [ 76.822980][ T4314] ? mutex_lock_io_nested+0x60/0x60 [ 76.828283][ T4314] ? __fget_files+0x307/0x340 [ 76.833229][ T4314] ? mutex_lock_nested+0x17/0x20 [ 76.838176][ T4314] ? __fdget_pos+0x1c7/0x250 [ 76.842767][ T4314] ksys_write+0x165/0x250 [ 76.847361][ T4314] ? print_irqtrace_events+0x210/0x210 [ 76.853178][ T4314] ? __ia32_sys_read+0x80/0x80 [ 76.858024][ T4314] ? syscall_enter_from_user_mode+0x2e/0x230 [ 76.864113][ T4314] ? lockdep_hardirqs_on+0x94/0x130 [ 76.869655][ T4314] ? syscall_enter_from_user_mode+0x2e/0x230 [ 76.875720][ T4314] do_syscall_64+0x3d/0xb0 [ 76.880141][ T4314] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 76.886030][ T4314] RIP: 0033:0x7f1f868bde7f [ 76.890543][ T4314] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 76.910322][ T4314] RSP: 002b:00007f1f85c7e160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 76.918825][ T4314] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1f868bde7f [ 76.927249][ T4314] RDX: 0000000000000001 RSI: 00007f1f85c7e1e0 RDI: 0000000000000005 [ 76.935239][ T4314] RBP: 00007f1f85c7e1d0 R08: 0000000000000000 R09: 0000000000000000 [ 76.943303][ T4314] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 76.951449][ T4314] R13: 00007ffd1faffe1f R14: 00007f1f85c7e300 R15: 0000000000022000 [ 76.959934][ T4314] [ 76.963007][ C0] vkms_vblank_simulate: vblank timer overrun [ 76.963336][ T4312] CPU: 1 PID: 4312 Comm: syz-executor.5 Not tainted 5.15.109-syzkaller #0 [ 76.978348][ T4312] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 76.988567][ T4312] Call Trace: [ 76.991835][ T4312] [ 76.994753][ T4312] dump_stack_lvl+0x163/0x213 [ 76.999793][ T4312] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 77.005409][ T4312] ? panic+0x584/0x584 [ 77.009462][ T4312] ? __lock_acquire+0x1ff0/0x1ff0 [ 77.014472][ T4312] should_fail+0x38a/0x4c0 [ 77.018871][ T4312] _copy_from_user+0x26/0xf0 [ 77.023443][ T4312] kstrtouint_from_user+0xc6/0x240 [ 77.028967][ T4312] ? kstrtol_from_user+0x250/0x250 [ 77.034095][ T4312] proc_fail_nth_write+0x94/0x240 [ 77.039109][ T4312] ? proc_fail_nth_read+0x1d0/0x1d0 [ 77.044496][ T4312] vfs_write+0x219/0xb50 [ 77.048807][ T4312] ? __lock_acquire+0x1ff0/0x1ff0 [ 77.053923][ T4312] ? file_end_write+0x1c0/0x1c0 [ 77.059307][ T4312] ? mutex_lock_io_nested+0x60/0x60 [ 77.064595][ T4312] ? __fget_files+0x307/0x340 [ 77.069553][ T4312] ? mutex_lock_nested+0x17/0x20 [ 77.074508][ T4312] ? __fdget_pos+0x1c7/0x250 [ 77.079087][ T4312] ksys_write+0x165/0x250 [ 77.083493][ T4312] ? print_irqtrace_events+0x210/0x210 [ 77.089141][ T4312] ? __ia32_sys_read+0x80/0x80 [ 77.093889][ T4312] ? syscall_enter_from_user_mode+0x2e/0x230 [ 77.099880][ T4312] ? lockdep_hardirqs_on+0x94/0x130 [ 77.105100][ T4312] ? syscall_enter_from_user_mode+0x2e/0x230 [ 77.111236][ T4312] do_syscall_64+0x3d/0xb0 [ 77.115726][ T4312] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 77.122257][ T4312] RIP: 0033:0x7f97d1b39e7f [ 77.127230][ T4312] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 77.148053][ T4312] RSP: 002b:00007f97d0efa160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 77.156462][ T4312] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f97d1b39e7f [ 77.164749][ T4312] RDX: 0000000000000001 RSI: 00007f97d0efa1e0 RDI: 0000000000000005 [ 77.173086][ T4312] RBP: 00007f97d0efa1d0 R08: 0000000000000000 R09: 0000000000000000 [ 77.181340][ T4312] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 77.189538][ T4312] R13: 00007ffe355048ef R14: 00007f97d0efa300 R15: 0000000000022000 [ 77.197711][ T4312] [ 77.200751][ T4320] CPU: 0 PID: 4320 Comm: syz-executor.0 Not tainted 5.15.109-syzkaller #0 [ 77.209247][ T4320] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 77.219387][ T4320] Call Trace: [ 77.223066][ T4320] [ 77.226111][ T4320] dump_stack_lvl+0x163/0x213 [ 77.231095][ T4320] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 77.236736][ T4320] ? panic+0x584/0x584 [ 77.240997][ T4320] ? __lock_acquire+0x1ff0/0x1ff0 [ 77.246527][ T4320] should_fail+0x38a/0x4c0 [ 77.251236][ T4320] _copy_from_user+0x26/0xf0 [ 77.256183][ T4320] kstrtouint_from_user+0xc6/0x240 [ 77.261520][ T4320] ? kstrtol_from_user+0x250/0x250 [ 77.267694][ T4320] proc_fail_nth_write+0x94/0x240 [ 77.272738][ T4320] ? proc_fail_nth_read+0x1d0/0x1d0 [ 77.278031][ T4320] vfs_write+0x219/0xb50 [ 77.282279][ T4320] ? __lock_acquire+0x1ff0/0x1ff0 [ 77.287313][ T4320] ? file_end_write+0x1c0/0x1c0 [ 77.292339][ T4320] ? mutex_lock_io_nested+0x60/0x60 [ 77.297715][ T4320] ? __fget_files+0x307/0x340 [ 77.302656][ T4320] ? mutex_lock_nested+0x17/0x20 [ 77.307623][ T4320] ? __fdget_pos+0x1c7/0x250 [ 77.312219][ T4320] ksys_write+0x165/0x250 [ 77.316548][ T4320] ? print_irqtrace_events+0x210/0x210 [ 77.322382][ T4320] ? __ia32_sys_read+0x80/0x80 [ 77.324496][ T4344] FAULT_INJECTION: forcing a failure. [ 77.324496][ T4344] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 77.327225][ T4320] ? syscall_enter_from_user_mode+0x2e/0x230 [ 77.327238][ T4320] ? lockdep_hardirqs_on+0x94/0x130 [ 77.327249][ T4320] ? syscall_enter_from_user_mode+0x2e/0x230 [ 77.327262][ T4320] do_syscall_64+0x3d/0xb0 [ 77.352420][ T4345] FAULT_INJECTION: forcing a failure. [ 77.352420][ T4345] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 77.358271][ T4320] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 77.358285][ T4320] RIP: 0033:0x7f04f9354e7f [ 77.358295][ T4320] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 77.358301][ T4320] RSP: 002b:00007f04f8715160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 77.415640][ T4320] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f04f9354e7f [ 77.423686][ T4320] RDX: 0000000000000001 RSI: 00007f04f87151e0 RDI: 0000000000000005 [ 77.431816][ T4320] RBP: 00007f04f87151d0 R08: 0000000000000000 R09: 0000000000000000 [ 77.440058][ T4320] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 77.448012][ T4320] R13: 00007ffc5860f1bf R14: 00007f04f8715300 R15: 0000000000022000 [ 77.456283][ T4320] [ 77.459836][ T4324] CPU: 1 PID: 4324 Comm: syz-executor.1 Not tainted 5.15.109-syzkaller #0 [ 77.459900][ C0] vkms_vblank_simulate: vblank timer overrun [ 77.468772][ T4324] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 77.468778][ T4324] Call Trace: [ 77.488697][ T4324] [ 77.491629][ T4324] dump_stack_lvl+0x163/0x213 [ 77.496877][ T4324] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 77.503668][ T4324] ? panic+0x584/0x584 [ 77.508252][ T4324] ? __lock_acquire+0x1ff0/0x1ff0 [ 77.513729][ T4324] should_fail+0x38a/0x4c0 [ 77.518238][ T4324] _copy_from_user+0x26/0xf0 [ 77.523082][ T4324] kstrtouint_from_user+0xc6/0x240 [ 77.528172][ T4324] ? kstrtol_from_user+0x250/0x250 [ 77.533450][ T4324] proc_fail_nth_write+0x94/0x240 [ 77.538633][ T4324] ? proc_fail_nth_read+0x1d0/0x1d0 [ 77.543828][ T4324] vfs_write+0x219/0xb50 [ 77.548083][ T4324] ? __lock_acquire+0x1ff0/0x1ff0 [ 77.553214][ T4324] ? file_end_write+0x1c0/0x1c0 [ 77.558122][ T4324] ? mutex_lock_io_nested+0x60/0x60 [ 77.563647][ T4324] ? __fget_files+0x307/0x340 [ 77.568414][ T4324] ? mutex_lock_nested+0x17/0x20 [ 77.573324][ T4324] ? __fdget_pos+0x1c7/0x250 [ 77.577978][ T4324] ksys_write+0x165/0x250 [ 77.582283][ T4324] ? print_irqtrace_events+0x210/0x210 [ 77.587719][ T4324] ? __ia32_sys_read+0x80/0x80 [ 77.592543][ T4324] ? syscall_enter_from_user_mode+0x2e/0x230 [ 77.598919][ T4324] ? lockdep_hardirqs_on+0x94/0x130 [ 77.604203][ T4324] ? syscall_enter_from_user_mode+0x2e/0x230 [ 77.610168][ T4324] do_syscall_64+0x3d/0xb0 [ 77.614841][ T4324] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 77.620910][ T4324] RIP: 0033:0x7f353499fe7f [ 77.625574][ T4324] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 77.645426][ T4324] RSP: 002b:00007f3533d60160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 77.654001][ T4324] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f353499fe7f [ 77.662256][ T4324] RDX: 0000000000000001 RSI: 00007f3533d601e0 RDI: 0000000000000005 [ 77.670331][ T4324] RBP: 00007f3533d601d0 R08: 0000000000000000 R09: 0000000000000000 [ 77.678724][ T4324] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 77.686863][ T4324] R13: 00007ffcd2965baf R14: 00007f3533d60300 R15: 0000000000022000 [ 77.694823][ T4324] [ 77.711500][ T4345] CPU: 1 PID: 4345 Comm: syz-executor.4 Not tainted 5.15.109-syzkaller #0 [ 77.720114][ T4345] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 77.730376][ T4345] Call Trace: [ 77.733649][ T4345] [ 77.736660][ T4345] dump_stack_lvl+0x163/0x213 [ 77.741422][ T4345] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 77.747052][ T4345] ? panic+0x584/0x584 [ 77.751643][ T4345] ? __lock_acquire+0x1ff0/0x1ff0 [ 77.757173][ T4345] should_fail+0x38a/0x4c0 [ 77.762410][ T4345] _copy_from_user+0x26/0xf0 [ 77.766997][ T4345] kstrtouint_from_user+0xc6/0x240 [ 77.772221][ T4345] ? kstrtol_from_user+0x250/0x250 [ 77.777338][ T4345] proc_fail_nth_write+0x94/0x240 [ 77.782607][ T4345] ? proc_fail_nth_read+0x1d0/0x1d0 [ 77.787980][ T4345] vfs_write+0x219/0xb50 [ 77.792437][ T4345] ? __lock_acquire+0x1ff0/0x1ff0 [ 77.797508][ T4345] ? file_end_write+0x1c0/0x1c0 [ 77.802352][ T4345] ? mutex_lock_io_nested+0x60/0x60 [ 77.807720][ T4345] ? __fget_files+0x307/0x340 [ 77.812403][ T4345] ? mutex_lock_nested+0x17/0x20 [ 77.817872][ T4345] ? __fdget_pos+0x1c7/0x250 [ 77.822573][ T4345] ksys_write+0x165/0x250 [ 77.827081][ T4345] ? print_irqtrace_events+0x210/0x210 [ 77.832715][ T4345] ? __ia32_sys_read+0x80/0x80 [ 77.837495][ T4345] ? syscall_enter_from_user_mode+0x2e/0x230 [ 77.843465][ T4345] ? lockdep_hardirqs_on+0x94/0x130 [ 77.848700][ T4345] ? syscall_enter_from_user_mode+0x2e/0x230 [ 77.854680][ T4345] do_syscall_64+0x3d/0xb0 [ 77.859100][ T4345] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 77.865111][ T4345] RIP: 0033:0x7f90cb9d1e7f [ 77.869552][ T4345] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 77.889320][ T4345] RSP: 002b:00007f90cad71160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 77.897724][ T4345] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f90cb9d1e7f [ 77.906356][ T4345] RDX: 0000000000000001 RSI: 00007f90cad711e0 RDI: 0000000000000005 [ 77.914339][ T4345] RBP: 00007f90cad711d0 R08: 0000000000000000 R09: 0000000000000000 [ 77.922395][ T4345] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 77.930402][ T4345] R13: 00007ffeaea8517f R14: 00007f90cad71300 R15: 0000000000022000 [ 77.938379][ T4345] [ 77.941417][ T4344] CPU: 0 PID: 4344 Comm: syz-executor.2 Not tainted 5.15.109-syzkaller #0 [ 77.950260][ T4344] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 77.956990][ T4349] FAULT_INJECTION: forcing a failure. [ 77.956990][ T4349] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 77.960318][ T4344] Call Trace: [ 77.960325][ T4344] [ 77.960330][ T4344] dump_stack_lvl+0x163/0x213 [ 77.960346][ T4344] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 77.990780][ T4344] ? panic+0x584/0x584 [ 77.994846][ T4344] ? __lock_acquire+0x1ff0/0x1ff0 [ 77.999962][ T4344] should_fail+0x38a/0x4c0 [ 78.004408][ T4344] _copy_from_user+0x26/0xf0 [ 78.009160][ T4344] kstrtouint_from_user+0xc6/0x240 [ 78.014259][ T4344] ? kstrtol_from_user+0x250/0x250 [ 78.019380][ T4344] proc_fail_nth_write+0x94/0x240 [ 78.024403][ T4344] ? proc_fail_nth_read+0x1d0/0x1d0 [ 78.029598][ T4344] vfs_write+0x219/0xb50 [ 78.033920][ T4344] ? __lock_acquire+0x1ff0/0x1ff0 [ 78.038944][ T4344] ? file_end_write+0x1c0/0x1c0 [ 78.043970][ T4344] ? mutex_lock_io_nested+0x60/0x60 [ 78.049528][ T4344] ? __fget_files+0x307/0x340 [ 78.054200][ T4344] ? mutex_lock_nested+0x17/0x20 [ 78.059338][ T4344] ? __fdget_pos+0x1c7/0x250 [ 78.064008][ T4344] ksys_write+0x165/0x250 [ 78.068327][ T4344] ? print_irqtrace_events+0x210/0x210 [ 78.073875][ T4344] ? __ia32_sys_read+0x80/0x80 [ 78.078725][ T4344] ? syscall_enter_from_user_mode+0x2e/0x230 [ 78.084704][ T4344] ? lockdep_hardirqs_on+0x94/0x130 [ 78.089905][ T4344] ? syscall_enter_from_user_mode+0x2e/0x230 [ 78.095934][ T4344] do_syscall_64+0x3d/0xb0 [ 78.100343][ T4344] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 78.106313][ T4344] RIP: 0033:0x7ff55216fe7f [ 78.110718][ T4344] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 78.130397][ T4344] RSP: 002b:00007ff5514ee160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 78.138892][ T4344] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff55216fe7f [ 78.147110][ T4344] RDX: 0000000000000001 RSI: 00007ff5514ee1e0 RDI: 0000000000000005 [ 78.155075][ T4344] RBP: 00007ff5514ee1d0 R08: 0000000000000000 R09: 0000000000000000 [ 78.163032][ T4344] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 78.171123][ T4344] R13: 00007ffe4fd759df R14: 00007ff5514ee300 R15: 0000000000022000 [ 78.179098][ T4344] [ 78.182269][ C0] vkms_vblank_simulate: vblank timer overrun [ 78.258827][ T4364] FAULT_INJECTION: forcing a failure. [ 78.258827][ T4364] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 78.261851][ T4349] CPU: 0 PID: 4349 Comm: syz-executor.3 Not tainted 5.15.109-syzkaller #0 [ 78.281178][ T4349] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 78.291324][ T4349] Call Trace: [ 78.294692][ T4349] [ 78.297650][ T4349] dump_stack_lvl+0x163/0x213 [ 78.302335][ T4349] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 78.307972][ T4349] ? panic+0x584/0x584 [ 78.313183][ T4349] ? __lock_acquire+0x1ff0/0x1ff0 [ 78.318216][ T4349] should_fail+0x38a/0x4c0 [ 78.322741][ T4349] _copy_from_user+0x26/0xf0 [ 78.327333][ T4349] kstrtouint_from_user+0xc6/0x240 [ 78.332440][ T4349] ? kstrtol_from_user+0x250/0x250 [ 78.337559][ T4349] proc_fail_nth_write+0x94/0x240 [ 78.342678][ T4349] ? proc_fail_nth_read+0x1d0/0x1d0 [ 78.347881][ T4349] vfs_write+0x219/0xb50 [ 78.352141][ T4349] ? __lock_acquire+0x1ff0/0x1ff0 [ 78.357251][ T4349] ? file_end_write+0x1c0/0x1c0 [ 78.362118][ T4349] ? mutex_lock_io_nested+0x60/0x60 [ 78.367405][ T4349] ? __fget_files+0x307/0x340 [ 78.372107][ T4349] ? mutex_lock_nested+0x17/0x20 [ 78.377109][ T4349] ? __fdget_pos+0x1c7/0x250 [ 78.381681][ T4349] ksys_write+0x165/0x250 [ 78.386000][ T4349] ? print_irqtrace_events+0x210/0x210 [ 78.391441][ T4349] ? __ia32_sys_read+0x80/0x80 [ 78.396360][ T4349] ? syscall_enter_from_user_mode+0x2e/0x230 [ 78.402348][ T4349] ? lockdep_hardirqs_on+0x94/0x130 [ 78.407618][ T4349] ? syscall_enter_from_user_mode+0x2e/0x230 [ 78.413599][ T4349] do_syscall_64+0x3d/0xb0 [ 78.418004][ T4349] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 78.423980][ T4349] RIP: 0033:0x7f1f868bde7f [ 78.428559][ T4349] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 78.448579][ T4349] RSP: 002b:00007f1f85c5d160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 78.456973][ T4349] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1f868bde7f [ 78.465022][ T4349] RDX: 0000000000000001 RSI: 00007f1f85c5d1e0 RDI: 0000000000000005 [ 78.473467][ T4349] RBP: 00007f1f85c5d1d0 R08: 0000000000000000 R09: 0000000000000000 [ 78.481606][ T4349] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 78.489829][ T4349] R13: 00007ffd1faffe1f R14: 00007f1f85c5d300 R15: 0000000000022000 [ 78.497885][ T4349] [ 78.500886][ T4364] CPU: 1 PID: 4364 Comm: syz-executor.0 Not tainted 5.15.109-syzkaller #0 [ 78.500995][ C0] vkms_vblank_simulate: vblank timer overrun [ 78.509374][ T4364] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 78.509381][ T4364] Call Trace: [ 78.528975][ T4364] [ 78.531909][ T4364] dump_stack_lvl+0x163/0x213 [ 78.536589][ T4364] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 78.542230][ T4364] ? panic+0x584/0x584 [ 78.546482][ T4364] ? __lock_acquire+0x1ff0/0x1ff0 [ 78.551437][ T4365] FAULT_INJECTION: forcing a failure. [ 78.551437][ T4365] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 78.551719][ T4364] should_fail+0x38a/0x4c0 [ 78.551739][ T4364] _copy_from_user+0x26/0xf0 [ 78.551751][ T4364] kstrtouint_from_user+0xc6/0x240 [ 78.551762][ T4364] ? kstrtol_from_user+0x250/0x250 [ 78.584999][ T4364] proc_fail_nth_write+0x94/0x240 [ 78.587945][ T4362] FAULT_INJECTION: forcing a failure. [ 78.587945][ T4362] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 78.590015][ T4364] ? proc_fail_nth_read+0x1d0/0x1d0 [ 78.590038][ T4364] vfs_write+0x219/0xb50 [ 78.612517][ T4364] ? __lock_acquire+0x1ff0/0x1ff0 [ 78.617532][ T4364] ? file_end_write+0x1c0/0x1c0 [ 78.621207][ T4367] FAULT_INJECTION: forcing a failure. [ 78.621207][ T4367] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 78.622569][ T4364] ? mutex_lock_io_nested+0x60/0x60 [ 78.622590][ T4364] ? __fget_files+0x307/0x340 [ 78.622604][ T4364] ? mutex_lock_nested+0x17/0x20 [ 78.622612][ T4364] ? __fdget_pos+0x1c7/0x250 [ 78.622621][ T4364] ksys_write+0x165/0x250 [ 78.659853][ T4364] ? print_irqtrace_events+0x210/0x210 [ 78.665842][ T4364] ? __ia32_sys_read+0x80/0x80 [ 78.670686][ T4364] ? syscall_enter_from_user_mode+0x2e/0x230 [ 78.671899][ T4377] FAULT_INJECTION: forcing a failure. [ 78.671899][ T4377] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 78.676664][ T4364] ? lockdep_hardirqs_on+0x94/0x130 [ 78.676680][ T4364] ? syscall_enter_from_user_mode+0x2e/0x230 [ 78.676689][ T4364] do_syscall_64+0x3d/0xb0 [ 78.676699][ T4364] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 78.676708][ T4364] RIP: 0033:0x7f04f9354e7f [ 78.676717][ T4364] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 78.676722][ T4364] RSP: 002b:00007f04f8715160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 78.676733][ T4364] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f04f9354e7f [ 78.676738][ T4364] RDX: 0000000000000001 RSI: 00007f04f87151e0 RDI: 0000000000000005 [ 78.676743][ T4364] RBP: 00007f04f87151d0 R08: 0000000000000000 R09: 0000000000000000 [ 78.676748][ T4364] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 78.777261][ T4364] R13: 00007ffc5860f1bf R14: 00007f04f8715300 R15: 0000000000022000 [ 78.785730][ T4364] [ 78.791722][ T4362] CPU: 0 PID: 4362 Comm: syz-executor.5 Not tainted 5.15.109-syzkaller #0 [ 78.800236][ T4362] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 78.810822][ T4362] Call Trace: [ 78.814239][ T4362] [ 78.817183][ T4362] dump_stack_lvl+0x163/0x213 [ 78.822037][ T4362] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 78.827771][ T4362] ? panic+0x584/0x584 [ 78.831829][ T4362] ? __lock_acquire+0x1ff0/0x1ff0 [ 78.836838][ T4362] should_fail+0x38a/0x4c0 [ 78.841255][ T4362] _copy_from_user+0x26/0xf0 [ 78.845835][ T4362] kstrtouint_from_user+0xc6/0x240 [ 78.850924][ T4362] ? kstrtol_from_user+0x250/0x250 [ 78.856028][ T4362] proc_fail_nth_write+0x94/0x240 [ 78.861112][ T4362] ? proc_fail_nth_read+0x1d0/0x1d0 [ 78.866376][ T4362] vfs_write+0x219/0xb50 [ 78.870595][ T4362] ? __lock_acquire+0x1ff0/0x1ff0 [ 78.875681][ T4362] ? file_end_write+0x1c0/0x1c0 [ 78.880701][ T4362] ? mutex_lock_io_nested+0x60/0x60 [ 78.885905][ T4362] ? __fget_files+0x307/0x340 [ 78.890655][ T4362] ? mutex_lock_nested+0x17/0x20 [ 78.895587][ T4362] ? __fdget_pos+0x1c7/0x250 [ 78.900258][ T4362] ksys_write+0x165/0x250 [ 78.904569][ T4362] ? print_irqtrace_events+0x210/0x210 [ 78.910093][ T4362] ? __ia32_sys_read+0x80/0x80 [ 78.914854][ T4362] ? syscall_enter_from_user_mode+0x2e/0x230 [ 78.920809][ T4362] ? lockdep_hardirqs_on+0x94/0x130 [ 78.925985][ T4362] ? syscall_enter_from_user_mode+0x2e/0x230 [ 78.931949][ T4362] do_syscall_64+0x3d/0xb0 [ 78.936429][ T4362] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 78.942389][ T4362] RIP: 0033:0x7f97d1b39e7f [ 78.946811][ T4362] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 78.967455][ T4362] RSP: 002b:00007f97d0efa160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 78.976223][ T4362] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f97d1b39e7f [ 78.984269][ T4362] RDX: 0000000000000001 RSI: 00007f97d0efa1e0 RDI: 0000000000000005 [ 78.992460][ T4362] RBP: 00007f97d0efa1d0 R08: 0000000000000000 R09: 0000000000000000 [ 79.000459][ T4362] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 79.008534][ T4362] R13: 00007ffe355048ef R14: 00007f97d0efa300 R15: 0000000000022000 [ 79.016915][ T4362] [ 79.020149][ C0] vkms_vblank_simulate: vblank timer overrun [ 79.056728][ T4379] FAULT_INJECTION: forcing a failure. [ 79.056728][ T4379] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 79.072975][ T4367] CPU: 0 PID: 4367 Comm: syz-executor.1 Not tainted 5.15.109-syzkaller #0 [ 79.081943][ T4367] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 79.092342][ T4367] Call Trace: [ 79.095625][ T4367] [ 79.098567][ T4367] dump_stack_lvl+0x163/0x213 [ 79.103321][ T4367] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 79.109111][ T4367] ? panic+0x584/0x584 [ 79.113164][ T4367] ? __lock_acquire+0x1ff0/0x1ff0 [ 79.118177][ T4367] should_fail+0x38a/0x4c0 [ 79.122599][ T4367] _copy_from_user+0x26/0xf0 [ 79.127178][ T4367] kstrtouint_from_user+0xc6/0x240 [ 79.132406][ T4367] ? kstrtol_from_user+0x250/0x250 [ 79.137636][ T4367] proc_fail_nth_write+0x94/0x240 [ 79.142656][ T4367] ? proc_fail_nth_read+0x1d0/0x1d0 [ 79.147954][ T4367] vfs_write+0x219/0xb50 [ 79.152181][ T4367] ? __lock_acquire+0x1ff0/0x1ff0 [ 79.157190][ T4367] ? file_end_write+0x1c0/0x1c0 [ 79.162203][ T4367] ? mutex_lock_io_nested+0x60/0x60 [ 79.167481][ T4367] ? __fget_files+0x307/0x340 [ 79.172404][ T4367] ? mutex_lock_nested+0x17/0x20 [ 79.177334][ T4367] ? __fdget_pos+0x1c7/0x250 [ 79.181906][ T4367] ksys_write+0x165/0x250 [ 79.186216][ T4367] ? print_irqtrace_events+0x210/0x210 [ 79.191835][ T4367] ? __ia32_sys_read+0x80/0x80 [ 79.196584][ T4367] ? syscall_enter_from_user_mode+0x2e/0x230 [ 79.202804][ T4367] ? lockdep_hardirqs_on+0x94/0x130 [ 79.208437][ T4367] ? syscall_enter_from_user_mode+0x2e/0x230 [ 79.214490][ T4367] do_syscall_64+0x3d/0xb0 [ 79.218981][ T4367] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 79.224952][ T4367] RIP: 0033:0x7f353499fe7f [ 79.229442][ T4367] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 79.249330][ T4367] RSP: 002b:00007f3533d60160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 79.258169][ T4367] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f353499fe7f [ 79.266453][ T4367] RDX: 0000000000000001 RSI: 00007f3533d601e0 RDI: 0000000000000004 [ 79.274707][ T4367] RBP: 00007f3533d601d0 R08: 0000000000000000 R09: 0000000000000000 [ 79.283637][ T4367] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 79.291783][ T4367] R13: 00007ffcd2965baf R14: 00007f3533d60300 R15: 0000000000022000 [ 79.299828][ T4367] [ 79.302930][ C0] vkms_vblank_simulate: vblank timer overrun [ 79.305057][ T4365] CPU: 1 PID: 4365 Comm: syz-executor.4 Not tainted 5.15.109-syzkaller #0 [ 79.317386][ T4365] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 79.327888][ T4365] Call Trace: [ 79.331170][ T4365] [ 79.334093][ T4365] dump_stack_lvl+0x163/0x213 [ 79.338766][ T4365] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 79.344508][ T4365] ? panic+0x584/0x584 [ 79.348575][ T4365] ? __lock_acquire+0x1ff0/0x1ff0 [ 79.353592][ T4365] should_fail+0x38a/0x4c0 [ 79.358094][ T4365] _copy_from_user+0x26/0xf0 [ 79.362761][ T4365] kstrtouint_from_user+0xc6/0x240 [ 79.368042][ T4365] ? kstrtol_from_user+0x250/0x250 [ 79.373159][ T4365] proc_fail_nth_write+0x94/0x240 [ 79.378174][ T4365] ? proc_fail_nth_read+0x1d0/0x1d0 [ 79.383756][ T4365] vfs_write+0x219/0xb50 [ 79.388013][ T4365] ? __lock_acquire+0x1ff0/0x1ff0 [ 79.393606][ T4365] ? file_end_write+0x1c0/0x1c0 [ 79.398455][ T4365] ? mutex_lock_io_nested+0x60/0x60 [ 79.403761][ T4365] ? __fget_files+0x307/0x340 [ 79.408438][ T4365] ? mutex_lock_nested+0x17/0x20 [ 79.409536][ T4382] FAULT_INJECTION: forcing a failure. [ 79.409536][ T4382] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 79.413931][ T4365] ? __fdget_pos+0x1c7/0x250 [ 79.413946][ T4365] ksys_write+0x165/0x250 [ 79.413954][ T4365] ? print_irqtrace_events+0x210/0x210 [ 79.413967][ T4365] ? __ia32_sys_read+0x80/0x80 [ 79.413975][ T4365] ? syscall_enter_from_user_mode+0x2e/0x230 [ 79.413982][ T4365] ? lockdep_hardirqs_on+0x94/0x130 [ 79.413993][ T4365] ? syscall_enter_from_user_mode+0x2e/0x230 [ 79.414001][ T4365] do_syscall_64+0x3d/0xb0 [ 79.414011][ T4365] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 79.414019][ T4365] RIP: 0033:0x7f90cb9d1e7f [ 79.414028][ T4365] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 79.414034][ T4365] RSP: 002b:00007f90cad92160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 79.506806][ T4365] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f90cb9d1e7f [ 79.515160][ T4365] RDX: 0000000000000001 RSI: 00007f90cad921e0 RDI: 0000000000000005 [ 79.523475][ T4365] RBP: 00007f90cad921d0 R08: 0000000000000000 R09: 0000000000000000 [ 79.531519][ T4365] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 79.539649][ T4365] R13: 00007ffeaea8517f R14: 00007f90cad92300 R15: 0000000000022000 [ 79.547799][ T4365] [ 79.550811][ T4382] CPU: 0 PID: 4382 Comm: syz-executor.0 Not tainted 5.15.109-syzkaller #0 [ 79.559390][ T4382] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 79.569442][ T4382] Call Trace: [ 79.572718][ T4382] [ 79.575627][ T4382] dump_stack_lvl+0x163/0x213 [ 79.580549][ T4382] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 79.586416][ T4382] ? panic+0x584/0x584 [ 79.590474][ T4382] ? __lock_acquire+0x1ff0/0x1ff0 [ 79.595583][ T4382] should_fail+0x38a/0x4c0 [ 79.600010][ T4382] _copy_from_user+0x26/0xf0 [ 79.604620][ T4382] kstrtouint_from_user+0xc6/0x240 [ 79.609705][ T4382] ? kstrtol_from_user+0x250/0x250 [ 79.614796][ T4382] proc_fail_nth_write+0x94/0x240 [ 79.619907][ T4382] ? proc_fail_nth_read+0x1d0/0x1d0 [ 79.625129][ T4382] vfs_write+0x219/0xb50 [ 79.629450][ T4382] ? __lock_acquire+0x1ff0/0x1ff0 [ 79.634467][ T4382] ? file_end_write+0x1c0/0x1c0 [ 79.639292][ T4382] ? mutex_lock_io_nested+0x60/0x60 [ 79.644471][ T4382] ? __fget_files+0x307/0x340 [ 79.649122][ T4382] ? mutex_lock_nested+0x17/0x20 [ 79.654032][ T4382] ? __fdget_pos+0x1c7/0x250 [ 79.658606][ T4382] ksys_write+0x165/0x250 [ 79.662907][ T4382] ? print_irqtrace_events+0x210/0x210 [ 79.668337][ T4382] ? __ia32_sys_read+0x80/0x80 [ 79.673084][ T4382] ? syscall_enter_from_user_mode+0x2e/0x230 [ 79.679121][ T4382] ? lockdep_hardirqs_on+0x94/0x130 [ 79.684295][ T4382] ? syscall_enter_from_user_mode+0x2e/0x230 [ 79.690422][ T4382] do_syscall_64+0x3d/0xb0 [ 79.694818][ T4382] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 79.700983][ T4382] RIP: 0033:0x7f04f9354e7f [ 79.705461][ T4382] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 79.725732][ T4382] RSP: 002b:00007f04f86f4160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 79.734803][ T4382] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f04f9354e7f [ 79.742872][ T4382] RDX: 0000000000000001 RSI: 00007f04f86f41e0 RDI: 0000000000000005 [ 79.750843][ T4382] RBP: 00007f04f86f41d0 R08: 0000000000000000 R09: 0000000000000000 [ 79.759030][ T4382] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 79.767003][ T4382] R13: 00007ffc5860f1bf R14: 00007f04f86f4300 R15: 0000000000022000 [ 79.775347][ T4382] [ 79.778562][ C0] vkms_vblank_simulate: vblank timer overrun [ 79.789842][ T4377] CPU: 0 PID: 4377 Comm: syz-executor.2 Not tainted 5.15.109-syzkaller #0 [ 79.798778][ T4377] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 79.809322][ T4377] Call Trace: [ 79.812912][ T4377] [ 79.817508][ T4377] dump_stack_lvl+0x163/0x213 [ 79.822356][ T4377] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 79.828224][ T4377] ? panic+0x584/0x584 [ 79.832484][ T4377] ? __lock_acquire+0x1ff0/0x1ff0 [ 79.837520][ T4377] should_fail+0x38a/0x4c0 [ 79.842089][ T4377] _copy_from_user+0x26/0xf0 [ 79.847136][ T4377] kstrtouint_from_user+0xc6/0x240 [ 79.852379][ T4377] ? kstrtol_from_user+0x250/0x250 [ 79.857477][ T4377] proc_fail_nth_write+0x94/0x240 [ 79.862499][ T4377] ? proc_fail_nth_read+0x1d0/0x1d0 [ 79.867868][ T4377] vfs_write+0x219/0xb50 [ 79.872094][ T4377] ? __lock_acquire+0x1ff0/0x1ff0 [ 79.877100][ T4377] ? file_end_write+0x1c0/0x1c0 [ 79.881929][ T4377] ? mutex_lock_io_nested+0x60/0x60 [ 79.887106][ T4377] ? __fget_files+0x307/0x340 [ 79.891759][ T4377] ? mutex_lock_nested+0x17/0x20 [ 79.896844][ T4377] ? __fdget_pos+0x1c7/0x250 [ 79.901509][ T4377] ksys_write+0x165/0x250 [ 79.905813][ T4377] ? print_irqtrace_events+0x210/0x210 [ 79.911254][ T4377] ? __ia32_sys_read+0x80/0x80 [ 79.916034][ T4377] ? syscall_enter_from_user_mode+0x2e/0x230 [ 79.922100][ T4377] ? lockdep_hardirqs_on+0x94/0x130 [ 79.927291][ T4377] ? syscall_enter_from_user_mode+0x2e/0x230 [ 79.933250][ T4377] do_syscall_64+0x3d/0xb0 [ 79.937643][ T4377] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 79.943513][ T4377] RIP: 0033:0x7ff55216fe7f [ 79.947922][ T4377] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 79.967963][ T4377] RSP: 002b:00007ff5514ee160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 79.976783][ T4377] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff55216fe7f [ 79.985161][ T4377] RDX: 0000000000000001 RSI: 00007ff5514ee1e0 RDI: 0000000000000004 [ 79.993124][ T4377] RBP: 00007ff5514ee1d0 R08: 0000000000000000 R09: 0000000000000000 [ 80.001161][ T4377] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 2023/04/30 15:53:30 executed programs: 35 [ 80.009109][ T4377] R13: 00007ffe4fd759df R14: 00007ff5514ee300 R15: 0000000000022000 [ 80.017156][ T4377] [ 80.020427][ C0] vkms_vblank_simulate: vblank timer overrun [ 80.040079][ T4379] CPU: 1 PID: 4379 Comm: syz-executor.3 Not tainted 5.15.109-syzkaller #0 [ 80.048949][ T4379] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 80.059623][ T4379] Call Trace: [ 80.062988][ T4379] [ 80.065919][ T4379] dump_stack_lvl+0x163/0x213 [ 80.070607][ T4379] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 80.076416][ T4379] ? panic+0x584/0x584 [ 80.080496][ T4379] ? __lock_acquire+0x1ff0/0x1ff0 [ 80.085537][ T4379] should_fail+0x38a/0x4c0 [ 80.087845][ T4385] FAULT_INJECTION: forcing a failure. [ 80.087845][ T4385] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 80.089960][ T4379] _copy_from_user+0x26/0xf0 [ 80.089976][ T4379] kstrtouint_from_user+0xc6/0x240 [ 80.089987][ T4379] ? kstrtol_from_user+0x250/0x250 [ 80.118510][ T4379] proc_fail_nth_write+0x94/0x240 [ 80.123538][ T4379] ? proc_fail_nth_read+0x1d0/0x1d0 [ 80.128769][ T4379] vfs_write+0x219/0xb50 [ 80.132994][ T4379] ? __lock_acquire+0x1ff0/0x1ff0 [ 80.138004][ T4379] ? file_end_write+0x1c0/0x1c0 [ 80.143040][ T4379] ? mutex_lock_io_nested+0x60/0x60 [ 80.148280][ T4379] ? __fget_files+0x307/0x340 [ 80.153218][ T4379] ? mutex_lock_nested+0x17/0x20 [ 80.158145][ T4379] ? __fdget_pos+0x1c7/0x250 [ 80.162719][ T4379] ksys_write+0x165/0x250 [ 80.167033][ T4379] ? print_irqtrace_events+0x210/0x210 [ 80.172478][ T4379] ? __ia32_sys_read+0x80/0x80 [ 80.177224][ T4379] ? syscall_enter_from_user_mode+0x2e/0x230 [ 80.183188][ T4379] ? lockdep_hardirqs_on+0x94/0x130 [ 80.188545][ T4379] ? syscall_enter_from_user_mode+0x2e/0x230 [ 80.195038][ T4379] do_syscall_64+0x3d/0xb0 [ 80.199444][ T4379] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 80.205409][ T4379] RIP: 0033:0x7f1f868bde7f [ 80.209930][ T4379] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 80.230435][ T4379] RSP: 002b:00007f1f85c7e160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 80.239229][ T4379] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1f868bde7f [ 80.247284][ T4379] RDX: 0000000000000001 RSI: 00007f1f85c7e1e0 RDI: 0000000000000005 [ 80.255260][ T4379] RBP: 00007f1f85c7e1d0 R08: 0000000000000000 R09: 0000000000000000 [ 80.263329][ T4379] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 80.271479][ T4379] R13: 00007ffd1faffe1f R14: 00007f1f85c7e300 R15: 0000000000022000 [ 80.279450][ T4379] [ 80.282458][ T4385] CPU: 0 PID: 4385 Comm: syz-executor.4 Not tainted 5.15.109-syzkaller #0 [ 80.291035][ T4385] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 80.301269][ T4385] Call Trace: [ 80.304828][ T4385] [ 80.307769][ T4385] dump_stack_lvl+0x163/0x213 [ 80.312449][ T4385] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 80.318087][ T4385] ? panic+0x584/0x584 [ 80.322166][ T4385] ? __lock_acquire+0x1ff0/0x1ff0 [ 80.327509][ T4385] should_fail+0x38a/0x4c0 [ 80.331930][ T4385] _copy_from_user+0x26/0xf0 [ 80.336531][ T4385] kstrtouint_from_user+0xc6/0x240 [ 80.341656][ T4385] ? kstrtol_from_user+0x250/0x250 [ 80.346780][ T4385] proc_fail_nth_write+0x94/0x240 [ 80.351808][ T4385] ? proc_fail_nth_read+0x1d0/0x1d0 [ 80.357049][ T4385] vfs_write+0x219/0xb50 [ 80.361288][ T4385] ? __lock_acquire+0x1ff0/0x1ff0 [ 80.366315][ T4385] ? file_end_write+0x1c0/0x1c0 [ 80.371165][ T4385] ? mutex_lock_io_nested+0x60/0x60 [ 80.376366][ T4385] ? __fget_files+0x307/0x340 [ 80.381045][ T4385] ? mutex_lock_nested+0x17/0x20 [ 80.383464][ T4393] FAULT_INJECTION: forcing a failure. [ 80.383464][ T4393] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 80.385974][ T4385] ? __fdget_pos+0x1c7/0x250 [ 80.385989][ T4385] ksys_write+0x165/0x250 [ 80.385998][ T4385] ? print_irqtrace_events+0x210/0x210 [ 80.413293][ T4385] ? __ia32_sys_read+0x80/0x80 [ 80.418045][ T4385] ? syscall_enter_from_user_mode+0x2e/0x230 [ 80.424001][ T4385] ? lockdep_hardirqs_on+0x94/0x130 [ 80.429178][ T4385] ? syscall_enter_from_user_mode+0x2e/0x230 [ 80.435140][ T4385] do_syscall_64+0x3d/0xb0 [ 80.439548][ T4385] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 80.445426][ T4385] RIP: 0033:0x7f90cb9d1e7f [ 80.449823][ T4385] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 80.451520][ T4398] FAULT_INJECTION: forcing a failure. [ 80.451520][ T4398] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 80.469674][ T4385] RSP: 002b:00007f90cad92160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 80.469687][ T4385] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f90cb9d1e7f [ 80.469692][ T4385] RDX: 0000000000000001 RSI: 00007f90cad921e0 RDI: 0000000000000005 [ 80.469697][ T4385] RBP: 00007f90cad921d0 R08: 0000000000000000 R09: 0000000000000000 [ 80.469701][ T4385] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 80.469705][ T4385] R13: 00007ffeaea8517f R14: 00007f90cad92300 R15: 0000000000022000 [ 80.469721][ T4385] [ 80.469812][ C0] vkms_vblank_simulate: vblank timer overrun [ 80.484321][ T4399] FAULT_INJECTION: forcing a failure. [ 80.484321][ T4399] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 80.491587][ C0] vkms_vblank_simulate: vblank timer overrun [ 80.500694][ T4393] CPU: 0 PID: 4393 Comm: syz-executor.5 Not tainted 5.15.109-syzkaller #0 [ 80.568280][ T4392] FAULT_INJECTION: forcing a failure. [ 80.568280][ T4392] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 80.569940][ T4393] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 80.569947][ T4393] Call Trace: [ 80.569951][ T4393] [ 80.569956][ T4393] dump_stack_lvl+0x163/0x213 [ 80.569973][ T4393] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 80.609979][ T4393] ? panic+0x584/0x584 [ 80.614043][ T4393] ? __lock_acquire+0x1ff0/0x1ff0 [ 80.619078][ T4393] should_fail+0x38a/0x4c0 [ 80.623483][ T4393] _copy_from_user+0x26/0xf0 [ 80.628057][ T4393] kstrtouint_from_user+0xc6/0x240 [ 80.633172][ T4393] ? kstrtol_from_user+0x250/0x250 [ 80.638279][ T4393] proc_fail_nth_write+0x94/0x240 [ 80.643288][ T4393] ? proc_fail_nth_read+0x1d0/0x1d0 [ 80.648562][ T4393] vfs_write+0x219/0xb50 [ 80.652786][ T4393] ? __lock_acquire+0x1ff0/0x1ff0 [ 80.657792][ T4393] ? file_end_write+0x1c0/0x1c0 [ 80.662709][ T4393] ? mutex_lock_io_nested+0x60/0x60 [ 80.667895][ T4393] ? __fget_files+0x307/0x340 [ 80.672861][ T4393] ? mutex_lock_nested+0x17/0x20 [ 80.677793][ T4393] ? __fdget_pos+0x1c7/0x250 [ 80.682371][ T4393] ksys_write+0x165/0x250 [ 80.686693][ T4393] ? print_irqtrace_events+0x210/0x210 [ 80.692148][ T4393] ? __ia32_sys_read+0x80/0x80 [ 80.696904][ T4393] ? syscall_enter_from_user_mode+0x2e/0x230 [ 80.702994][ T4393] ? lockdep_hardirqs_on+0x94/0x130 [ 80.708192][ T4393] ? syscall_enter_from_user_mode+0x2e/0x230 [ 80.714330][ T4393] do_syscall_64+0x3d/0xb0 [ 80.718854][ T4393] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 80.724851][ T4393] RIP: 0033:0x7f97d1b39e7f [ 80.729684][ T4393] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 80.750062][ T4393] RSP: 002b:00007f97d0ed9160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 80.758574][ T4393] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f97d1b39e7f [ 80.766619][ T4393] RDX: 0000000000000001 RSI: 00007f97d0ed91e0 RDI: 0000000000000005 [ 80.774848][ T4393] RBP: 00007f97d0ed91d0 R08: 0000000000000000 R09: 0000000000000000 [ 80.783068][ T4393] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 80.791113][ T4393] R13: 00007ffe355048ef R14: 00007f97d0ed9300 R15: 0000000000022000 [ 80.799486][ T4393] [ 80.802599][ T4399] CPU: 1 PID: 4399 Comm: syz-executor.2 Not tainted 5.15.109-syzkaller #0 [ 80.802688][ C0] vkms_vblank_simulate: vblank timer overrun [ 80.811262][ T4399] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 80.811271][ T4399] Call Trace: [ 80.830929][ T4399] [ 80.833856][ T4399] dump_stack_lvl+0x163/0x213 [ 80.838533][ T4399] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 80.844146][ T4399] ? panic+0x584/0x584 [ 80.848369][ T4399] ? __lock_acquire+0x1ff0/0x1ff0 [ 80.853394][ T4399] should_fail+0x38a/0x4c0 [ 80.857967][ T4399] _copy_from_user+0x26/0xf0 [ 80.862551][ T4399] kstrtouint_from_user+0xc6/0x240 [ 80.867752][ T4399] ? kstrtol_from_user+0x250/0x250 [ 80.872965][ T4399] proc_fail_nth_write+0x94/0x240 [ 80.877992][ T4399] ? proc_fail_nth_read+0x1d0/0x1d0 [ 80.883305][ T4399] vfs_write+0x219/0xb50 [ 80.887564][ T4399] ? __lock_acquire+0x1ff0/0x1ff0 [ 80.887811][ T4404] FAULT_INJECTION: forcing a failure. [ 80.887811][ T4404] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 80.892666][ T4399] ? file_end_write+0x1c0/0x1c0 [ 80.910825][ T4399] ? mutex_lock_io_nested+0x60/0x60 [ 80.916019][ T4399] ? __fget_files+0x307/0x340 [ 80.920682][ T4399] ? mutex_lock_nested+0x17/0x20 [ 80.926125][ T4399] ? __fdget_pos+0x1c7/0x250 [ 80.930702][ T4399] ksys_write+0x165/0x250 [ 80.935189][ T4399] ? print_irqtrace_events+0x210/0x210 [ 80.940633][ T4399] ? __ia32_sys_read+0x80/0x80 [ 80.945387][ T4399] ? syscall_enter_from_user_mode+0x2e/0x230 [ 80.951448][ T4399] ? lockdep_hardirqs_on+0x94/0x130 [ 80.956640][ T4399] ? syscall_enter_from_user_mode+0x2e/0x230 [ 80.962695][ T4399] do_syscall_64+0x3d/0xb0 [ 80.967438][ T4399] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 80.973472][ T4399] RIP: 0033:0x7ff55216fe7f [ 80.978044][ T4399] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 80.997715][ T4399] RSP: 002b:00007ff5514cd160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 81.006112][ T4399] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff55216fe7f [ 81.014590][ T4399] RDX: 0000000000000001 RSI: 00007ff5514cd1e0 RDI: 0000000000000005 [ 81.022629][ T4399] RBP: 00007ff5514cd1d0 R08: 0000000000000000 R09: 0000000000000000 [ 81.030590][ T4399] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 81.038642][ T4399] R13: 00007ffe4fd759df R14: 00007ff5514cd300 R15: 0000000000022000 [ 81.046609][ T4399] [ 81.049620][ T4392] CPU: 0 PID: 4392 Comm: syz-executor.1 Not tainted 5.15.109-syzkaller #0 [ 81.058459][ T4392] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 81.068793][ T4392] Call Trace: [ 81.072085][ T4392] [ 81.075106][ T4392] dump_stack_lvl+0x163/0x213 [ 81.079790][ T4392] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 81.085425][ T4392] ? panic+0x584/0x584 [ 81.089592][ T4392] ? __lock_acquire+0x1ff0/0x1ff0 [ 81.094717][ T4392] should_fail+0x38a/0x4c0 [ 81.099398][ T4392] _copy_from_user+0x26/0xf0 [ 81.104164][ T4392] kstrtouint_from_user+0xc6/0x240 [ 81.109270][ T4392] ? kstrtol_from_user+0x250/0x250 [ 81.114463][ T4392] proc_fail_nth_write+0x94/0x240 [ 81.119579][ T4392] ? proc_fail_nth_read+0x1d0/0x1d0 [ 81.124949][ T4392] vfs_write+0x219/0xb50 [ 81.129177][ T4392] ? __lock_acquire+0x1ff0/0x1ff0 [ 81.134237][ T4392] ? file_end_write+0x1c0/0x1c0 [ 81.139067][ T4392] ? mutex_lock_io_nested+0x60/0x60 [ 81.144259][ T4392] ? __fget_files+0x307/0x340 [ 81.148920][ T4392] ? mutex_lock_nested+0x17/0x20 [ 81.153848][ T4392] ? __fdget_pos+0x1c7/0x250 [ 81.158517][ T4392] ksys_write+0x165/0x250 [ 81.162913][ T4392] ? print_irqtrace_events+0x210/0x210 [ 81.168360][ T4392] ? __ia32_sys_read+0x80/0x80 [ 81.173197][ T4392] ? syscall_enter_from_user_mode+0x2e/0x230 [ 81.179163][ T4392] ? lockdep_hardirqs_on+0x94/0x130 [ 81.184352][ T4392] ? syscall_enter_from_user_mode+0x2e/0x230 [ 81.190317][ T4392] do_syscall_64+0x3d/0xb0 [ 81.194904][ T4392] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 81.200864][ T4392] RIP: 0033:0x7f353499fe7f [ 81.205523][ T4392] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 81.225574][ T4392] RSP: 002b:00007f3533d60160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 81.233972][ T4392] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f353499fe7f [ 81.241938][ T4392] RDX: 0000000000000001 RSI: 00007f3533d601e0 RDI: 0000000000000005 [ 81.250090][ T4392] RBP: 00007f3533d601d0 R08: 0000000000000000 R09: 0000000000000000 [ 81.258330][ T4392] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 81.267518][ T4392] R13: 00007ffcd2965baf R14: 00007f3533d60300 R15: 0000000000022000 [ 81.275753][ T4392] [ 81.278891][ T4398] CPU: 1 PID: 4398 Comm: syz-executor.0 Not tainted 5.15.109-syzkaller #0 [ 81.278947][ C0] vkms_vblank_simulate: vblank timer overrun [ 81.287464][ T4398] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 81.303743][ T4398] Call Trace: [ 81.307021][ T4398] [ 81.309975][ T4398] dump_stack_lvl+0x163/0x213 [ 81.314648][ T4398] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 81.320373][ T4398] ? panic+0x584/0x584 [ 81.324534][ T4398] ? __lock_acquire+0x1ff0/0x1ff0 [ 81.329660][ T4398] should_fail+0x38a/0x4c0 [ 81.334074][ T4398] _copy_from_user+0x26/0xf0 [ 81.338652][ T4398] kstrtouint_from_user+0xc6/0x240 [ 81.343746][ T4398] ? kstrtol_from_user+0x250/0x250 [ 81.348950][ T4398] proc_fail_nth_write+0x94/0x240 [ 81.353964][ T4398] ? proc_fail_nth_read+0x1d0/0x1d0 [ 81.359247][ T4398] vfs_write+0x219/0xb50 [ 81.363473][ T4398] ? __lock_acquire+0x1ff0/0x1ff0 [ 81.368518][ T4398] ? file_end_write+0x1c0/0x1c0 [ 81.373439][ T4398] ? mutex_lock_io_nested+0x60/0x60 [ 81.378642][ T4398] ? __fget_files+0x307/0x340 [ 81.383394][ T4398] ? mutex_lock_nested+0x17/0x20 [ 81.388659][ T4398] ? __fdget_pos+0x1c7/0x250 [ 81.393324][ T4398] ksys_write+0x165/0x250 [ 81.397727][ T4398] ? print_irqtrace_events+0x210/0x210 [ 81.403172][ T4398] ? __ia32_sys_read+0x80/0x80 [ 81.407918][ T4398] ? syscall_enter_from_user_mode+0x2e/0x230 [ 81.413908][ T4398] ? lockdep_hardirqs_on+0x94/0x130 [ 81.419147][ T4398] ? syscall_enter_from_user_mode+0x2e/0x230 [ 81.425196][ T4398] do_syscall_64+0x3d/0xb0 [ 81.429604][ T4398] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 81.435566][ T4398] RIP: 0033:0x7f04f9354e7f [ 81.439963][ T4398] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 81.460174][ T4398] RSP: 002b:00007f04f86d3160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 81.468853][ T4398] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f04f9354e7f [ 81.476827][ T4398] RDX: 0000000000000001 RSI: 00007f04f86d31e0 RDI: 0000000000000005 [ 81.484921][ T4398] RBP: 00007f04f86d31d0 R08: 0000000000000000 R09: 0000000000000000 [ 81.493169][ T4398] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 81.501213][ T4398] R13: 00007ffc5860f1bf R14: 00007f04f86d3300 R15: 0000000000022000 [ 81.509364][ T4398] [ 81.545764][ T4404] CPU: 0 PID: 4404 Comm: syz-executor.3 Not tainted 5.15.109-syzkaller #0 [ 81.554556][ T4404] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 81.564699][ T4404] Call Trace: [ 81.568012][ T4404] [ 81.571048][ T4404] dump_stack_lvl+0x163/0x213 [ 81.575808][ T4404] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 81.581441][ T4404] ? panic+0x584/0x584 [ 81.585515][ T4404] ? __lock_acquire+0x1ff0/0x1ff0 [ 81.590549][ T4404] should_fail+0x38a/0x4c0 [ 81.594973][ T4404] _copy_from_user+0x26/0xf0 [ 81.599650][ T4404] kstrtouint_from_user+0xc6/0x240 [ 81.604546][ T4409] FAULT_INJECTION: forcing a failure. [ 81.604546][ T4409] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 81.604790][ T4404] ? kstrtol_from_user+0x250/0x250 [ 81.623065][ T4404] proc_fail_nth_write+0x94/0x240 [ 81.628073][ T4404] ? proc_fail_nth_read+0x1d0/0x1d0 [ 81.633259][ T4404] vfs_write+0x219/0xb50 [ 81.637491][ T4404] ? __lock_acquire+0x1ff0/0x1ff0 [ 81.642504][ T4404] ? file_end_write+0x1c0/0x1c0 [ 81.647339][ T4404] ? mutex_lock_io_nested+0x60/0x60 [ 81.652527][ T4404] ? __fget_files+0x307/0x340 [ 81.655685][ T4416] FAULT_INJECTION: forcing a failure. [ 81.655685][ T4416] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 81.657192][ T4404] ? mutex_lock_nested+0x17/0x20 [ 81.657207][ T4404] ? __fdget_pos+0x1c7/0x250 [ 81.657217][ T4404] ksys_write+0x165/0x250 [ 81.684474][ T4404] ? print_irqtrace_events+0x210/0x210 [ 81.689919][ T4404] ? __ia32_sys_read+0x80/0x80 [ 81.694669][ T4404] ? syscall_enter_from_user_mode+0x2e/0x230 [ 81.699594][ T4417] FAULT_INJECTION: forcing a failure. [ 81.699594][ T4417] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 81.700722][ T4404] ? lockdep_hardirqs_on+0x94/0x130 [ 81.700739][ T4404] ? syscall_enter_from_user_mode+0x2e/0x230 [ 81.700749][ T4404] do_syscall_64+0x3d/0xb0 [ 81.729363][ T4404] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 81.735390][ T4404] RIP: 0033:0x7f1f868bde7f [ 81.739797][ T4404] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 81.759480][ T4404] RSP: 002b:00007f1f85c5d160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 81.767887][ T4404] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1f868bde7f [ 81.776721][ T4404] RDX: 0000000000000001 RSI: 00007f1f85c5d1e0 RDI: 0000000000000005 [ 81.784946][ T4404] RBP: 00007f1f85c5d1d0 R08: 0000000000000000 R09: 0000000000000000 [ 81.793512][ T4404] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 81.801559][ T4404] R13: 00007ffd1faffe1f R14: 00007f1f85c5d300 R15: 0000000000022000 [ 81.809813][ T4404] [ 81.813021][ T4417] CPU: 1 PID: 4417 Comm: syz-executor.2 Not tainted 5.15.109-syzkaller #0 [ 81.813107][ C0] vkms_vblank_simulate: vblank timer overrun [ 81.821594][ T4417] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 81.821601][ T4417] Call Trace: [ 81.840955][ T4417] [ 81.843880][ T4417] dump_stack_lvl+0x163/0x213 [ 81.848638][ T4417] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 81.854336][ T4417] ? panic+0x584/0x584 [ 81.858387][ T4417] ? __lock_acquire+0x1ff0/0x1ff0 [ 81.863405][ T4417] should_fail+0x38a/0x4c0 [ 81.868248][ T4417] _copy_from_user+0x26/0xf0 [ 81.872910][ T4417] kstrtouint_from_user+0xc6/0x240 [ 81.878162][ T4417] ? kstrtol_from_user+0x250/0x250 [ 81.883292][ T4417] proc_fail_nth_write+0x94/0x240 [ 81.888406][ T4417] ? proc_fail_nth_read+0x1d0/0x1d0 [ 81.891342][ T4419] FAULT_INJECTION: forcing a failure. [ 81.891342][ T4419] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 81.893761][ T4417] vfs_write+0x219/0xb50 [ 81.893776][ T4417] ? __lock_acquire+0x1ff0/0x1ff0 [ 81.893790][ T4417] ? file_end_write+0x1c0/0x1c0 [ 81.923049][ T4417] ? mutex_lock_io_nested+0x60/0x60 [ 81.928250][ T4417] ? __fget_files+0x307/0x340 [ 81.932919][ T4417] ? mutex_lock_nested+0x17/0x20 [ 81.937954][ T4417] ? __fdget_pos+0x1c7/0x250 [ 81.942533][ T4417] ksys_write+0x165/0x250 [ 81.946849][ T4417] ? print_irqtrace_events+0x210/0x210 [ 81.952846][ T4417] ? __ia32_sys_read+0x80/0x80 [ 81.957951][ T4417] ? syscall_enter_from_user_mode+0x2e/0x230 [ 81.963923][ T4417] ? lockdep_hardirqs_on+0x94/0x130 [ 81.969242][ T4417] ? syscall_enter_from_user_mode+0x2e/0x230 [ 81.975481][ T4417] do_syscall_64+0x3d/0xb0 [ 81.980484][ T4417] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 81.986463][ T4417] RIP: 0033:0x7ff55216fe7f [ 81.990896][ T4417] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 82.011012][ T4417] RSP: 002b:00007ff5514cd160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 82.019511][ T4417] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff55216fe7f [ 82.027479][ T4417] RDX: 0000000000000001 RSI: 00007ff5514cd1e0 RDI: 0000000000000005 [ 82.035794][ T4417] RBP: 00007ff5514cd1d0 R08: 0000000000000000 R09: 0000000000000000 [ 82.043784][ T4417] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 82.051863][ T4417] R13: 00007ffe4fd759df R14: 00007ff5514cd300 R15: 0000000000022000 [ 82.060014][ T4417] [ 82.063199][ T4419] CPU: 0 PID: 4419 Comm: syz-executor.4 Not tainted 5.15.109-syzkaller #0 [ 82.071961][ T4419] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 82.082274][ T4419] Call Trace: [ 82.085611][ T4419] [ 82.088617][ T4419] dump_stack_lvl+0x163/0x213 [ 82.093294][ T4419] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 82.098916][ T4419] ? panic+0x584/0x584 [ 82.103141][ T4419] ? __lock_acquire+0x1ff0/0x1ff0 [ 82.108238][ T4419] should_fail+0x38a/0x4c0 [ 82.112823][ T4419] _copy_from_user+0x26/0xf0 [ 82.117397][ T4419] kstrtouint_from_user+0xc6/0x240 [ 82.123112][ T4419] ? kstrtol_from_user+0x250/0x250 [ 82.128230][ T4419] proc_fail_nth_write+0x94/0x240 [ 82.133423][ T4419] ? proc_fail_nth_read+0x1d0/0x1d0 [ 82.138616][ T4419] vfs_write+0x219/0xb50 [ 82.142840][ T4419] ? __lock_acquire+0x1ff0/0x1ff0 [ 82.147854][ T4419] ? file_end_write+0x1c0/0x1c0 [ 82.152693][ T4419] ? mutex_lock_io_nested+0x60/0x60 [ 82.157973][ T4419] ? __fget_files+0x307/0x340 [ 82.162640][ T4419] ? mutex_lock_nested+0x17/0x20 [ 82.167738][ T4419] ? __fdget_pos+0x1c7/0x250 [ 82.172326][ T4419] ksys_write+0x165/0x250 [ 82.176636][ T4419] ? print_irqtrace_events+0x210/0x210 [ 82.182083][ T4419] ? __ia32_sys_read+0x80/0x80 [ 82.186827][ T4419] ? syscall_enter_from_user_mode+0x2e/0x230 [ 82.192782][ T4419] ? lockdep_hardirqs_on+0x94/0x130 [ 82.197961][ T4419] ? syscall_enter_from_user_mode+0x2e/0x230 [ 82.203947][ T4419] do_syscall_64+0x3d/0xb0 [ 82.208346][ T4419] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 82.214411][ T4419] RIP: 0033:0x7f90cb9d1e7f [ 82.218927][ T4419] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 82.229932][ T4425] FAULT_INJECTION: forcing a failure. [ 82.229932][ T4425] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 82.238684][ T4419] RSP: 002b:00007f90cad50160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 82.238697][ T4419] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f90cb9d1e7f [ 82.238703][ T4419] RDX: 0000000000000001 RSI: 00007f90cad501e0 RDI: 0000000000000005 [ 82.238708][ T4419] RBP: 00007f90cad501d0 R08: 0000000000000000 R09: 0000000000000000 [ 82.238712][ T4419] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 82.238717][ T4419] R13: 00007ffeaea8517f R14: 00007f90cad50300 R15: 0000000000022000 [ 82.238732][ T4419] [ 82.303377][ T4409] CPU: 1 PID: 4409 Comm: syz-executor.5 Not tainted 5.15.109-syzkaller #0 [ 82.303464][ C0] vkms_vblank_simulate: vblank timer overrun [ 82.311954][ T4409] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 82.328462][ T4409] Call Trace: [ 82.331826][ T4409] [ 82.334748][ T4409] dump_stack_lvl+0x163/0x213 [ 82.339514][ T4409] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 82.345217][ T4409] ? panic+0x584/0x584 [ 82.349293][ T4409] ? __lock_acquire+0x1ff0/0x1ff0 [ 82.354501][ T4409] should_fail+0x38a/0x4c0 [ 82.358925][ T4409] _copy_from_user+0x26/0xf0 [ 82.363827][ T4409] kstrtouint_from_user+0xc6/0x240 [ 82.368929][ T4409] ? kstrtol_from_user+0x250/0x250 [ 82.374058][ T4409] proc_fail_nth_write+0x94/0x240 [ 82.379074][ T4409] ? proc_fail_nth_read+0x1d0/0x1d0 [ 82.384354][ T4409] vfs_write+0x219/0xb50 [ 82.388600][ T4409] ? __lock_acquire+0x1ff0/0x1ff0 [ 82.393793][ T4409] ? file_end_write+0x1c0/0x1c0 [ 82.398635][ T4409] ? mutex_lock_io_nested+0x60/0x60 [ 82.403824][ T4409] ? __fget_files+0x307/0x340 [ 82.408498][ T4409] ? mutex_lock_nested+0x17/0x20 [ 82.413440][ T4409] ? __fdget_pos+0x1c7/0x250 [ 82.418035][ T4409] ksys_write+0x165/0x250 [ 82.422345][ T4409] ? print_irqtrace_events+0x210/0x210 [ 82.427795][ T4409] ? __ia32_sys_read+0x80/0x80 [ 82.432538][ T4409] ? syscall_enter_from_user_mode+0x2e/0x230 [ 82.438500][ T4409] ? lockdep_hardirqs_on+0x94/0x130 [ 82.443686][ T4409] ? syscall_enter_from_user_mode+0x2e/0x230 [ 82.449825][ T4409] do_syscall_64+0x3d/0xb0 [ 82.454409][ T4409] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 82.460646][ T4409] RIP: 0033:0x7f97d1b39e7f [ 82.465309][ T4409] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 82.485119][ T4409] RSP: 002b:00007f97d0efa160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 82.493612][ T4409] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f97d1b39e7f [ 82.501832][ T4409] RDX: 0000000000000001 RSI: 00007f97d0efa1e0 RDI: 0000000000000005 [ 82.509880][ T4409] RBP: 00007f97d0efa1d0 R08: 0000000000000000 R09: 0000000000000000 [ 82.517867][ T4409] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 82.526270][ T4409] R13: 00007ffe355048ef R14: 00007f97d0efa300 R15: 0000000000022000 [ 82.536267][ T4409] [ 82.539465][ T4416] CPU: 0 PID: 4416 Comm: syz-executor.1 Not tainted 5.15.109-syzkaller #0 [ 82.548844][ T4416] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 82.559175][ T4416] Call Trace: [ 82.562461][ T4416] [ 82.565387][ T4416] dump_stack_lvl+0x163/0x213 [ 82.570061][ T4416] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 82.575856][ T4416] ? panic+0x584/0x584 [ 82.580090][ T4416] ? __lock_acquire+0x1ff0/0x1ff0 [ 82.585712][ T4416] should_fail+0x38a/0x4c0 [ 82.590116][ T4416] _copy_from_user+0x26/0xf0 [ 82.594691][ T4416] kstrtouint_from_user+0xc6/0x240 [ 82.600019][ T4416] ? kstrtol_from_user+0x250/0x250 [ 82.605240][ T4416] proc_fail_nth_write+0x94/0x240 [ 82.610270][ T4416] ? proc_fail_nth_read+0x1d0/0x1d0 [ 82.615655][ T4416] vfs_write+0x219/0xb50 [ 82.619983][ T4416] ? __lock_acquire+0x1ff0/0x1ff0 [ 82.624988][ T4416] ? file_end_write+0x1c0/0x1c0 [ 82.629846][ T4416] ? mutex_lock_io_nested+0x60/0x60 [ 82.635034][ T4416] ? __fget_files+0x307/0x340 [ 82.639695][ T4416] ? mutex_lock_nested+0x17/0x20 [ 82.644842][ T4416] ? __fdget_pos+0x1c7/0x250 [ 82.649498][ T4416] ksys_write+0x165/0x250 [ 82.653807][ T4416] ? print_irqtrace_events+0x210/0x210 [ 82.659470][ T4416] ? __ia32_sys_read+0x80/0x80 [ 82.664410][ T4416] ? syscall_enter_from_user_mode+0x2e/0x230 [ 82.670377][ T4416] ? lockdep_hardirqs_on+0x94/0x130 [ 82.675739][ T4416] ? syscall_enter_from_user_mode+0x2e/0x230 [ 82.681703][ T4416] do_syscall_64+0x3d/0xb0 [ 82.686102][ T4416] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 82.691974][ T4416] RIP: 0033:0x7f353499fe7f [ 82.696373][ T4416] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 82.716325][ T4416] RSP: 002b:00007f3533d3f160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 82.724982][ T4416] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f353499fe7f [ 82.733023][ T4416] RDX: 0000000000000001 RSI: 00007f3533d3f1e0 RDI: 0000000000000005 [ 82.741331][ T4416] RBP: 00007f3533d3f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 82.749395][ T4416] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 82.757362][ T4416] R13: 00007ffcd2965baf R14: 00007f3533d3f300 R15: 0000000000022000 [ 82.765336][ T4416] [ 82.768515][ T4425] CPU: 1 PID: 4425 Comm: syz-executor.0 Not tainted 5.15.109-syzkaller #0 [ 82.768558][ C0] vkms_vblank_simulate: vblank timer overrun [ 82.777106][ T4425] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 82.777113][ T4425] Call Trace: [ 82.796950][ T4425] [ 82.799885][ T4425] dump_stack_lvl+0x163/0x213 [ 82.804567][ T4425] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 82.810205][ T4425] ? panic+0x584/0x584 [ 82.814362][ T4425] ? __lock_acquire+0x1ff0/0x1ff0 [ 82.819483][ T4425] should_fail+0x38a/0x4c0 [ 82.824041][ T4425] _copy_from_user+0x26/0xf0 [ 82.828821][ T4425] kstrtouint_from_user+0xc6/0x240 [ 82.834124][ T4425] ? kstrtol_from_user+0x250/0x250 [ 82.839273][ T4425] proc_fail_nth_write+0x94/0x240 [ 82.844747][ T4425] ? proc_fail_nth_read+0x1d0/0x1d0 [ 82.850112][ T4425] vfs_write+0x219/0xb50 [ 82.854360][ T4425] ? __lock_acquire+0x1ff0/0x1ff0 [ 82.859392][ T4425] ? file_end_write+0x1c0/0x1c0 [ 82.864331][ T4425] ? mutex_lock_io_nested+0x60/0x60 [ 82.869679][ T4425] ? __fget_files+0x307/0x340 [ 82.874357][ T4425] ? mutex_lock_nested+0x17/0x20 [ 82.879473][ T4425] ? __fdget_pos+0x1c7/0x250 [ 82.884648][ T4425] ksys_write+0x165/0x250 [ 82.889157][ T4425] ? print_irqtrace_events+0x210/0x210 [ 82.894626][ T4425] ? __ia32_sys_read+0x80/0x80 [ 82.899428][ T4425] ? syscall_enter_from_user_mode+0x2e/0x230 [ 82.905500][ T4425] ? lockdep_hardirqs_on+0x94/0x130 [ 82.910713][ T4425] ? syscall_enter_from_user_mode+0x2e/0x230 [ 82.916782][ T4425] do_syscall_64+0x3d/0xb0 [ 82.921295][ T4425] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 82.927633][ T4425] RIP: 0033:0x7f04f9354e7f [ 82.932209][ T4425] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 82.937779][ T4432] FAULT_INJECTION: forcing a failure. [ 82.937779][ T4432] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 82.953823][ T4425] RSP: 002b:00007f04f86b2160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 82.953839][ T4425] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f04f9354e7f [ 82.953844][ T4425] RDX: 0000000000000001 RSI: 00007f04f86b21e0 RDI: 0000000000000004 [ 82.953849][ T4425] RBP: 00007f04f86b21d0 R08: 0000000000000000 R09: 0000000000000000 [ 82.953853][ T4425] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 82.953858][ T4425] R13: 00007ffc5860f1bf R14: 00007f04f86b2300 R15: 0000000000022000 [ 82.953875][ T4425] [ 83.037757][ T4436] FAULT_INJECTION: forcing a failure. [ 83.037757][ T4436] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 83.052103][ T4436] CPU: 0 PID: 4436 Comm: syz-executor.3 Not tainted 5.15.109-syzkaller #0 [ 83.061080][ T4436] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 83.071230][ T4436] Call Trace: [ 83.074512][ T4436] [ 83.077434][ T4436] dump_stack_lvl+0x163/0x213 [ 83.082111][ T4436] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 83.087823][ T4436] ? panic+0x584/0x584 [ 83.091963][ T4436] ? __lock_acquire+0x1ff0/0x1ff0 [ 83.097075][ T4436] should_fail+0x38a/0x4c0 [ 83.101652][ T4436] _copy_from_user+0x26/0xf0 [ 83.103462][ T4441] FAULT_INJECTION: forcing a failure. [ 83.103462][ T4441] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 83.106920][ T4436] kstrtouint_from_user+0xc6/0x240 [ 83.121812][ T4442] FAULT_INJECTION: forcing a failure. [ 83.121812][ T4442] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 83.125384][ T4436] ? kstrtol_from_user+0x250/0x250 [ 83.125414][ T4436] proc_fail_nth_write+0x94/0x240 [ 83.125425][ T4436] ? proc_fail_nth_read+0x1d0/0x1d0 [ 83.125440][ T4436] vfs_write+0x219/0xb50 [ 83.158093][ T4436] ? __lock_acquire+0x1ff0/0x1ff0 [ 83.163196][ T4436] ? file_end_write+0x1c0/0x1c0 [ 83.168164][ T4436] ? mutex_lock_io_nested+0x60/0x60 [ 83.173355][ T4436] ? __fget_files+0x307/0x340 [ 83.178052][ T4436] ? mutex_lock_nested+0x17/0x20 [ 83.183063][ T4436] ? __fdget_pos+0x1c7/0x250 [ 83.187805][ T4436] ksys_write+0x165/0x250 [ 83.192730][ T4436] ? print_irqtrace_events+0x210/0x210 [ 83.198178][ T4436] ? __ia32_sys_read+0x80/0x80 [ 83.202953][ T4436] ? syscall_enter_from_user_mode+0x2e/0x230 [ 83.209175][ T4436] ? lockdep_hardirqs_on+0x94/0x130 [ 83.214472][ T4436] ? syscall_enter_from_user_mode+0x2e/0x230 [ 83.220476][ T4436] do_syscall_64+0x3d/0xb0 [ 83.224969][ T4436] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 83.231191][ T4436] RIP: 0033:0x7f1f868bde7f [ 83.235604][ T4436] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 83.256173][ T4436] RSP: 002b:00007f1f85c5d160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 83.264747][ T4436] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1f868bde7f [ 83.272805][ T4436] RDX: 0000000000000001 RSI: 00007f1f85c5d1e0 RDI: 0000000000000005 [ 83.281059][ T4436] RBP: 00007f1f85c5d1d0 R08: 0000000000000000 R09: 0000000000000000 [ 83.289145][ T4436] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 83.297389][ T4436] R13: 00007ffd1faffe1f R14: 00007f1f85c5d300 R15: 0000000000022000 [ 83.305447][ T4436] [ 83.308717][ T4442] CPU: 1 PID: 4442 Comm: syz-executor.0 Not tainted 5.15.109-syzkaller #0 [ 83.308787][ C0] vkms_vblank_simulate: vblank timer overrun [ 83.317293][ T4442] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 83.317300][ T4442] Call Trace: [ 83.331354][ T4444] FAULT_INJECTION: forcing a failure. [ 83.331354][ T4444] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 83.333558][ T4442] [ 83.333565][ T4442] dump_stack_lvl+0x163/0x213 [ 83.333581][ T4442] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 83.333590][ T4442] ? panic+0x584/0x584 [ 83.333599][ T4442] ? __lock_acquire+0x1ff0/0x1ff0 [ 83.373139][ T4442] should_fail+0x38a/0x4c0 [ 83.377552][ T4442] _copy_from_user+0x26/0xf0 [ 83.381384][ T4445] FAULT_INJECTION: forcing a failure. [ 83.381384][ T4445] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 83.382128][ T4442] kstrtouint_from_user+0xc6/0x240 [ 83.400499][ T4442] ? kstrtol_from_user+0x250/0x250 [ 83.405625][ T4442] proc_fail_nth_write+0x94/0x240 [ 83.410652][ T4442] ? proc_fail_nth_read+0x1d0/0x1d0 [ 83.415836][ T4442] vfs_write+0x219/0xb50 [ 83.420184][ T4442] ? __lock_acquire+0x1ff0/0x1ff0 [ 83.425482][ T4442] ? file_end_write+0x1c0/0x1c0 [ 83.430476][ T4442] ? mutex_lock_io_nested+0x60/0x60 [ 83.435762][ T4442] ? __fget_files+0x307/0x340 [ 83.440430][ T4442] ? mutex_lock_nested+0x17/0x20 [ 83.445432][ T4442] ? __fdget_pos+0x1c7/0x250 [ 83.450003][ T4442] ksys_write+0x165/0x250 [ 83.454420][ T4442] ? print_irqtrace_events+0x210/0x210 [ 83.460083][ T4442] ? __ia32_sys_read+0x80/0x80 [ 83.465019][ T4442] ? syscall_enter_from_user_mode+0x2e/0x230 [ 83.470980][ T4442] ? lockdep_hardirqs_on+0x94/0x130 [ 83.476263][ T4442] ? syscall_enter_from_user_mode+0x2e/0x230 [ 83.482323][ T4442] do_syscall_64+0x3d/0xb0 [ 83.486852][ T4442] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 83.492732][ T4442] RIP: 0033:0x7f04f9354e7f [ 83.497217][ T4442] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 83.516822][ T4442] RSP: 002b:00007f04f86f4160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 83.525876][ T4442] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f04f9354e7f [ 83.533848][ T4442] RDX: 0000000000000001 RSI: 00007f04f86f41e0 RDI: 0000000000000005 [ 83.541923][ T4442] RBP: 00007f04f86f41d0 R08: 0000000000000000 R09: 0000000000000000 [ 83.549898][ T4442] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 83.557887][ T4442] R13: 00007ffc5860f1bf R14: 00007f04f86f4300 R15: 0000000000022000 [ 83.566298][ T4442] [ 83.569726][ T4444] CPU: 0 PID: 4444 Comm: syz-executor.4 Not tainted 5.15.109-syzkaller #0 [ 83.578238][ T4444] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 83.588588][ T4444] Call Trace: [ 83.591984][ T4444] [ 83.594906][ T4444] dump_stack_lvl+0x163/0x213 [ 83.599670][ T4444] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 83.605357][ T4444] ? panic+0x584/0x584 [ 83.609509][ T4444] ? __lock_acquire+0x1ff0/0x1ff0 [ 83.614534][ T4444] should_fail+0x38a/0x4c0 [ 83.619028][ T4444] _copy_from_user+0x26/0xf0 [ 83.623966][ T4444] kstrtouint_from_user+0xc6/0x240 [ 83.629156][ T4444] ? kstrtol_from_user+0x250/0x250 [ 83.634345][ T4444] proc_fail_nth_write+0x94/0x240 [ 83.639360][ T4444] ? proc_fail_nth_read+0x1d0/0x1d0 [ 83.644556][ T4444] vfs_write+0x219/0xb50 [ 83.649148][ T4444] ? __lock_acquire+0x1ff0/0x1ff0 [ 83.654154][ T4444] ? file_end_write+0x1c0/0x1c0 [ 83.659069][ T4444] ? mutex_lock_io_nested+0x60/0x60 [ 83.664261][ T4444] ? __fget_files+0x307/0x340 [ 83.669012][ T4444] ? mutex_lock_nested+0x17/0x20 [ 83.673931][ T4444] ? __fdget_pos+0x1c7/0x250 [ 83.678517][ T4444] ksys_write+0x165/0x250 [ 83.682999][ T4444] ? print_irqtrace_events+0x210/0x210 [ 83.689886][ T4444] ? __ia32_sys_read+0x80/0x80 [ 83.694818][ T4444] ? syscall_enter_from_user_mode+0x2e/0x230 [ 83.700863][ T4444] ? lockdep_hardirqs_on+0x94/0x130 [ 83.706042][ T4444] ? syscall_enter_from_user_mode+0x2e/0x230 [ 83.712174][ T4444] do_syscall_64+0x3d/0xb0 [ 83.716841][ T4444] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 83.722892][ T4444] RIP: 0033:0x7f90cb9d1e7f [ 83.727506][ T4444] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 83.747792][ T4444] RSP: 002b:00007f90cad71160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 83.756460][ T4444] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f90cb9d1e7f [ 83.764517][ T4444] RDX: 0000000000000001 RSI: 00007f90cad711e0 RDI: 0000000000000005 [ 83.772577][ T4444] RBP: 00007f90cad711d0 R08: 0000000000000000 R09: 0000000000000000 [ 83.780641][ T4444] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 83.789801][ T4444] R13: 00007ffeaea8517f R14: 00007f90cad71300 R15: 0000000000022000 [ 83.799261][ T4444] [ 83.802545][ T4441] CPU: 1 PID: 4441 Comm: syz-executor.5 Not tainted 5.15.109-syzkaller #0 [ 83.802555][ C0] vkms_vblank_simulate: vblank timer overrun [ 83.818233][ T4441] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 83.828993][ T4441] Call Trace: [ 83.832450][ T4441] [ 83.835403][ T4441] dump_stack_lvl+0x163/0x213 [ 83.840501][ T4441] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 83.846197][ T4441] ? panic+0x584/0x584 [ 83.850361][ T4441] ? __lock_acquire+0x1ff0/0x1ff0 [ 83.855467][ T4441] should_fail+0x38a/0x4c0 [ 83.860138][ T4441] _copy_from_user+0x26/0xf0 [ 83.864710][ T4441] kstrtouint_from_user+0xc6/0x240 [ 83.870263][ T4441] ? kstrtol_from_user+0x250/0x250 [ 83.876009][ T4441] proc_fail_nth_write+0x94/0x240 [ 83.881489][ T4441] ? proc_fail_nth_read+0x1d0/0x1d0 [ 83.887464][ T4441] vfs_write+0x219/0xb50 [ 83.891802][ T4441] ? __lock_acquire+0x1ff0/0x1ff0 [ 83.896823][ T4441] ? file_end_write+0x1c0/0x1c0 [ 83.903060][ T4441] ? mutex_lock_io_nested+0x60/0x60 [ 83.908796][ T4441] ? __fget_files+0x307/0x340 [ 83.913711][ T4441] ? mutex_lock_nested+0x17/0x20 [ 83.919343][ T4441] ? __fdget_pos+0x1c7/0x250 [ 83.924057][ T4441] ksys_write+0x165/0x250 [ 83.928386][ T4441] ? print_irqtrace_events+0x210/0x210 [ 83.933968][ T4441] ? __ia32_sys_read+0x80/0x80 [ 83.938725][ T4441] ? syscall_enter_from_user_mode+0x2e/0x230 [ 83.944714][ T4441] ? lockdep_hardirqs_on+0x94/0x130 [ 83.950005][ T4441] ? syscall_enter_from_user_mode+0x2e/0x230 [ 83.955970][ T4441] do_syscall_64+0x3d/0xb0 [ 83.960458][ T4441] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 83.966329][ T4441] RIP: 0033:0x7f97d1b39e7f [ 83.970778][ T4441] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 83.990643][ T4441] RSP: 002b:00007f97d0ed9160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 83.999220][ T4441] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f97d1b39e7f [ 84.007349][ T4441] RDX: 0000000000000001 RSI: 00007f97d0ed91e0 RDI: 0000000000000005 [ 84.015732][ T4441] RBP: 00007f97d0ed91d0 R08: 0000000000000000 R09: 0000000000000000 [ 84.023859][ T4441] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 84.031990][ T4441] R13: 00007ffe355048ef R14: 00007f97d0ed9300 R15: 0000000000022000 [ 84.040302][ T4441] [ 84.043306][ T4445] CPU: 0 PID: 4445 Comm: syz-executor.2 Not tainted 5.15.109-syzkaller #0 [ 84.051798][ T4445] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 84.061869][ T4445] Call Trace: [ 84.065317][ T4445] [ 84.068515][ T4445] dump_stack_lvl+0x163/0x213 [ 84.073453][ T4445] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 84.079268][ T4445] ? panic+0x584/0x584 [ 84.083359][ T4445] ? __lock_acquire+0x1ff0/0x1ff0 [ 84.088466][ T4445] should_fail+0x38a/0x4c0 [ 84.093085][ T4445] _copy_from_user+0x26/0xf0 [ 84.096920][ T4447] FAULT_INJECTION: forcing a failure. [ 84.096920][ T4447] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 84.097668][ T4445] kstrtouint_from_user+0xc6/0x240 [ 84.097693][ T4445] ? kstrtol_from_user+0x250/0x250 [ 84.121580][ T4445] proc_fail_nth_write+0x94/0x240 [ 84.126598][ T4445] ? proc_fail_nth_read+0x1d0/0x1d0 [ 84.130490][ T4451] FAULT_INJECTION: forcing a failure. [ 84.130490][ T4451] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 84.131787][ T4445] vfs_write+0x219/0xb50 [ 84.131803][ T4445] ? __lock_acquire+0x1ff0/0x1ff0 [ 84.154253][ T4445] ? file_end_write+0x1c0/0x1c0 [ 84.159192][ T4445] ? mutex_lock_io_nested+0x60/0x60 [ 84.164472][ T4445] ? __fget_files+0x307/0x340 [ 84.169136][ T4445] ? mutex_lock_nested+0x17/0x20 [ 84.174067][ T4445] ? __fdget_pos+0x1c7/0x250 [ 84.178642][ T4445] ksys_write+0x165/0x250 [ 84.182964][ T4445] ? print_irqtrace_events+0x210/0x210 [ 84.188492][ T4445] ? __ia32_sys_read+0x80/0x80 [ 84.193241][ T4445] ? syscall_enter_from_user_mode+0x2e/0x230 [ 84.199293][ T4445] ? lockdep_hardirqs_on+0x94/0x130 [ 84.204503][ T4445] ? syscall_enter_from_user_mode+0x2e/0x230 [ 84.210468][ T4445] do_syscall_64+0x3d/0xb0 [ 84.214888][ T4445] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 84.220765][ T4445] RIP: 0033:0x7ff55216fe7f [ 84.225282][ T4445] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 84.245680][ T4445] RSP: 002b:00007ff5514ee160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 84.254427][ T4445] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff55216fe7f [ 84.262571][ T4445] RDX: 0000000000000001 RSI: 00007ff5514ee1e0 RDI: 0000000000000005 [ 84.270722][ T4445] RBP: 00007ff5514ee1d0 R08: 0000000000000000 R09: 0000000000000000 [ 84.279048][ T4445] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 84.287030][ T4445] R13: 00007ffe4fd759df R14: 00007ff5514ee300 R15: 0000000000022000 [ 84.295200][ T4445] [ 84.298235][ T4451] CPU: 1 PID: 4451 Comm: syz-executor.3 Not tainted 5.15.109-syzkaller #0 [ 84.298274][ C0] vkms_vblank_simulate: vblank timer overrun [ 84.306983][ T4451] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 84.306990][ T4451] Call Trace: [ 84.326362][ T4451] [ 84.329409][ T4451] dump_stack_lvl+0x163/0x213 [ 84.334083][ T4451] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 84.339853][ T4451] ? panic+0x584/0x584 [ 84.343957][ T4451] ? __lock_acquire+0x1ff0/0x1ff0 [ 84.349070][ T4451] should_fail+0x38a/0x4c0 [ 84.353764][ T4451] _copy_from_user+0x26/0xf0 [ 84.358422][ T4451] kstrtouint_from_user+0xc6/0x240 [ 84.363520][ T4451] ? kstrtol_from_user+0x250/0x250 [ 84.368639][ T4451] proc_fail_nth_write+0x94/0x240 [ 84.373731][ T4451] ? proc_fail_nth_read+0x1d0/0x1d0 [ 84.379105][ T4451] vfs_write+0x219/0xb50 [ 84.383597][ T4451] ? __lock_acquire+0x1ff0/0x1ff0 [ 84.388702][ T4451] ? file_end_write+0x1c0/0x1c0 [ 84.393558][ T4451] ? mutex_lock_io_nested+0x60/0x60 [ 84.398790][ T4451] ? __fget_files+0x307/0x340 [ 84.403865][ T4451] ? mutex_lock_nested+0x17/0x20 [ 84.409005][ T4451] ? __fdget_pos+0x1c7/0x250 [ 84.413587][ T4451] ksys_write+0x165/0x250 [ 84.417984][ T4451] ? print_irqtrace_events+0x210/0x210 [ 84.423521][ T4451] ? __ia32_sys_read+0x80/0x80 [ 84.428269][ T4451] ? syscall_enter_from_user_mode+0x2e/0x230 [ 84.434321][ T4451] ? lockdep_hardirqs_on+0x94/0x130 [ 84.439704][ T4451] ? syscall_enter_from_user_mode+0x2e/0x230 [ 84.445767][ T4451] do_syscall_64+0x3d/0xb0 [ 84.450175][ T4451] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 84.456050][ T4451] RIP: 0033:0x7f1f868bde7f [ 84.460667][ T4451] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 84.480536][ T4451] RSP: 002b:00007f1f85c5d160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 84.489061][ T4451] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1f868bde7f [ 84.497201][ T4451] RDX: 0000000000000001 RSI: 00007f1f85c5d1e0 RDI: 0000000000000005 [ 84.505382][ T4451] RBP: 00007f1f85c5d1d0 R08: 0000000000000000 R09: 0000000000000000 [ 84.513616][ T4451] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 84.521603][ T4451] R13: 00007ffd1faffe1f R14: 00007f1f85c5d300 R15: 0000000000022000 [ 84.529578][ T4451] [ 84.532679][ T4432] CPU: 0 PID: 4432 Comm: syz-executor.1 Not tainted 5.15.109-syzkaller #0 [ 84.541560][ T4432] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 84.551797][ T4432] Call Trace: [ 84.555169][ T4432] [ 84.558108][ T4432] dump_stack_lvl+0x163/0x213 [ 84.562913][ T4432] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 84.568548][ T4432] ? panic+0x584/0x584 [ 84.572616][ T4432] ? __lock_acquire+0x1ff0/0x1ff0 [ 84.577654][ T4432] should_fail+0x38a/0x4c0 [ 84.582291][ T4432] _copy_from_user+0x26/0xf0 [ 84.587105][ T4432] kstrtouint_from_user+0xc6/0x240 [ 84.592506][ T4432] ? kstrtol_from_user+0x250/0x250 [ 84.597803][ T4432] proc_fail_nth_write+0x94/0x240 [ 84.602811][ T4432] ? proc_fail_nth_read+0x1d0/0x1d0 [ 84.608005][ T4432] vfs_write+0x219/0xb50 [ 84.612241][ T4432] ? __lock_acquire+0x1ff0/0x1ff0 [ 84.617279][ T4432] ? file_end_write+0x1c0/0x1c0 [ 84.622117][ T4432] ? mutex_lock_io_nested+0x60/0x60 [ 84.627324][ T4432] ? __fget_files+0x307/0x340 [ 84.631993][ T4432] ? mutex_lock_nested+0x17/0x20 [ 84.636915][ T4432] ? __fdget_pos+0x1c7/0x250 [ 84.641707][ T4432] ksys_write+0x165/0x250 [ 84.646135][ T4432] ? print_irqtrace_events+0x210/0x210 [ 84.651679][ T4432] ? __ia32_sys_read+0x80/0x80 [ 84.656518][ T4432] ? syscall_enter_from_user_mode+0x2e/0x230 [ 84.662570][ T4432] ? lockdep_hardirqs_on+0x94/0x130 [ 84.667852][ T4432] ? syscall_enter_from_user_mode+0x2e/0x230 [ 84.673925][ T4432] do_syscall_64+0x3d/0xb0 [ 84.678393][ T4432] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 84.684271][ T4432] RIP: 0033:0x7f353499fe7f [ 84.688689][ T4432] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 84.708653][ T4432] RSP: 002b:00007f3533d60160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 84.717058][ T4432] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f353499fe7f [ 84.725204][ T4432] RDX: 0000000000000001 RSI: 00007f3533d601e0 RDI: 0000000000000005 [ 84.733248][ T4432] RBP: 00007f3533d601d0 R08: 0000000000000000 R09: 0000000000000000 [ 84.741215][ T4432] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 84.749259][ T4432] R13: 00007ffcd2965baf R14: 00007f3533d60300 R15: 0000000000022000 [ 84.757500][ T4432] [ 84.760583][ T4447] CPU: 1 PID: 4447 Comm: syz-executor.0 Not tainted 5.15.109-syzkaller #0 [ 84.760663][ C0] vkms_vblank_simulate: vblank timer overrun [ 84.769439][ T4447] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 84.785719][ T4447] Call Trace: [ 84.789139][ T4447] [ 84.792468][ T4447] dump_stack_lvl+0x163/0x213 [ 84.797533][ T4447] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 84.803242][ T4447] ? panic+0x584/0x584 [ 84.807326][ T4447] ? __lock_acquire+0x1ff0/0x1ff0 [ 84.812778][ T4447] should_fail+0x38a/0x4c0 [ 84.817565][ T4447] _copy_from_user+0x26/0xf0 [ 84.822259][ T4447] kstrtouint_from_user+0xc6/0x240 [ 84.827474][ T4447] ? kstrtol_from_user+0x250/0x250 [ 84.832731][ T4447] proc_fail_nth_write+0x94/0x240 [ 84.837946][ T4447] ? proc_fail_nth_read+0x1d0/0x1d0 [ 84.843314][ T4447] vfs_write+0x219/0xb50 [ 84.847829][ T4447] ? __lock_acquire+0x1ff0/0x1ff0 [ 84.852862][ T4447] ? file_end_write+0x1c0/0x1c0 [ 84.857717][ T4447] ? mutex_lock_io_nested+0x60/0x60 [ 84.862920][ T4447] ? __fget_files+0x307/0x340 [ 84.867602][ T4447] ? mutex_lock_nested+0x17/0x20 [ 84.872644][ T4447] ? __fdget_pos+0x1c7/0x250 [ 84.877276][ T4447] ksys_write+0x165/0x250 [ 84.881780][ T4447] ? print_irqtrace_events+0x210/0x210 [ 84.888028][ T4447] ? __ia32_sys_read+0x80/0x80 [ 84.893008][ T4447] ? syscall_enter_from_user_mode+0x2e/0x230 [ 84.899950][ T4447] ? lockdep_hardirqs_on+0x94/0x130 [ 84.905163][ T4447] ? syscall_enter_from_user_mode+0x2e/0x230 [ 84.912029][ T4447] do_syscall_64+0x3d/0xb0 [ 84.916717][ T4447] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 84.922610][ T4447] RIP: 0033:0x7f04f9354e7f [ 84.927115][ T4447] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 84.938750][ T4454] FAULT_INJECTION: forcing a failure. [ 84.938750][ T4454] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 84.947108][ T4447] RSP: 002b:00007f04f8715160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 84.947123][ T4447] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f04f9354e7f [ 84.947128][ T4447] RDX: 0000000000000001 RSI: 00007f04f87151e0 RDI: 0000000000000005 [ 84.947133][ T4447] RBP: 00007f04f87151d0 R08: 0000000000000000 R09: 0000000000000000 [ 84.947137][ T4447] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 84.947142][ T4447] R13: 00007ffc5860f1bf R14: 00007f04f8715300 R15: 0000000000022000 [ 84.947164][ T4447] [ 84.978802][ T4460] FAULT_INJECTION: forcing a failure. [ 84.978802][ T4460] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 85.032478][ T4459] FAULT_INJECTION: forcing a failure. [ 85.032478][ T4459] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 85.054561][ T4458] FAULT_INJECTION: forcing a failure. [ 85.054561][ T4458] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 85.057123][ T4459] CPU: 1 PID: 4459 Comm: syz-executor.4 Not tainted 5.15.109-syzkaller #0 [ 85.076967][ T4459] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 85.087746][ T4459] Call Trace: [ 85.091147][ T4459] [ 85.094082][ T4459] dump_stack_lvl+0x163/0x213 [ 85.098939][ T4459] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 85.104581][ T4459] ? panic+0x584/0x584 [ 85.108648][ T4459] ? __lock_acquire+0x1ff0/0x1ff0 [ 85.113767][ T4459] should_fail+0x38a/0x4c0 [ 85.118190][ T4459] _copy_from_user+0x26/0xf0 [ 85.122949][ T4459] kstrtouint_from_user+0xc6/0x240 [ 85.128044][ T4459] ? kstrtol_from_user+0x250/0x250 [ 85.133154][ T4459] proc_fail_nth_write+0x94/0x240 [ 85.138247][ T4459] ? proc_fail_nth_read+0x1d0/0x1d0 [ 85.143445][ T4459] vfs_write+0x219/0xb50 [ 85.147670][ T4459] ? __lock_acquire+0x1ff0/0x1ff0 [ 85.152862][ T4459] ? file_end_write+0x1c0/0x1c0 [ 85.157723][ T4459] ? mutex_lock_io_nested+0x60/0x60 [ 85.162925][ T4459] ? __fget_files+0x307/0x340 [ 85.167591][ T4459] ? mutex_lock_nested+0x17/0x20 [ 85.172701][ T4459] ? __fdget_pos+0x1c7/0x250 [ 85.177372][ T4459] ksys_write+0x165/0x250 [ 85.181701][ T4459] ? print_irqtrace_events+0x210/0x210 [ 85.187241][ T4459] ? __ia32_sys_read+0x80/0x80 [ 85.191997][ T4459] ? syscall_enter_from_user_mode+0x2e/0x230 [ 85.197994][ T4459] ? lockdep_hardirqs_on+0x94/0x130 [ 85.203192][ T4459] ? syscall_enter_from_user_mode+0x2e/0x230 [ 85.209212][ T4459] do_syscall_64+0x3d/0xb0 [ 85.213677][ T4459] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 85.219753][ T4459] RIP: 0033:0x7f90cb9d1e7f [ 85.224164][ T4459] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 85.244298][ T4459] RSP: 002b:00007f90cad92160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 85.252718][ T4459] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f90cb9d1e7f [ 85.260681][ T4459] RDX: 0000000000000001 RSI: 00007f90cad921e0 RDI: 0000000000000005 [ 85.269350][ T4459] RBP: 00007f90cad921d0 R08: 0000000000000000 R09: 0000000000000000 [ 85.277326][ T4459] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 85.285407][ T4459] R13: 00007ffeaea8517f R14: 00007f90cad92300 R15: 0000000000022000 [ 85.293417][ T4459] [ 85.296476][ T4454] CPU: 0 PID: 4454 Comm: syz-executor.1 Not tainted 5.15.109-syzkaller #0 [ 85.305241][ T4454] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 85.315292][ T4454] Call Trace: [ 85.318569][ T4454] [ 85.321496][ T4454] dump_stack_lvl+0x163/0x213 [ 85.326198][ T4454] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 85.332207][ T4454] ? panic+0x584/0x584 [ 85.336275][ T4454] ? __lock_acquire+0x1ff0/0x1ff0 [ 85.341308][ T4454] should_fail+0x38a/0x4c0 [ 85.345799][ T4454] _copy_from_user+0x26/0xf0 [ 85.350463][ T4454] kstrtouint_from_user+0xc6/0x240 [ 85.356011][ T4454] ? kstrtol_from_user+0x250/0x250 [ 85.361121][ T4454] proc_fail_nth_write+0x94/0x240 [ 85.366146][ T4454] ? proc_fail_nth_read+0x1d0/0x1d0 [ 85.371360][ T4454] vfs_write+0x219/0xb50 [ 85.375762][ T4454] ? __lock_acquire+0x1ff0/0x1ff0 [ 85.380859][ T4454] ? file_end_write+0x1c0/0x1c0 [ 85.385691][ T4454] ? mutex_lock_io_nested+0x60/0x60 [ 85.390877][ T4454] ? __fget_files+0x307/0x340 [ 85.395553][ T4454] ? mutex_lock_nested+0x17/0x20 [ 85.400489][ T4454] ? __fdget_pos+0x1c7/0x250 [ 85.405060][ T4454] ksys_write+0x165/0x250 [ 85.409380][ T4454] ? print_irqtrace_events+0x210/0x210 [ 85.414832][ T4454] ? __ia32_sys_read+0x80/0x80 [ 85.419605][ T4454] ? syscall_enter_from_user_mode+0x2e/0x230 [ 85.425766][ T4454] ? lockdep_hardirqs_on+0x94/0x130 [ 85.431051][ T4454] ? syscall_enter_from_user_mode+0x2e/0x230 [ 85.437119][ T4454] do_syscall_64+0x3d/0xb0 [ 85.441540][ T4454] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 85.447729][ T4454] RIP: 0033:0x7f353499fe7f [ 85.452162][ T4454] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 85.471835][ T4454] RSP: 002b:00007f3533d60160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 85.480418][ T4454] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f353499fe7f [ 85.488472][ T4454] RDX: 0000000000000001 RSI: 00007f3533d601e0 RDI: 0000000000000005 [ 85.496839][ T4454] RBP: 00007f3533d601d0 R08: 0000000000000000 R09: 0000000000000000 [ 85.505430][ T4454] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 85.513758][ T4454] R13: 00007ffcd2965baf R14: 00007f3533d60300 R15: 0000000000022000 [ 85.521725][ T4454] [ 85.524726][ T4458] CPU: 1 PID: 4458 Comm: syz-executor.2 Not tainted 5.15.109-syzkaller #0 [ 85.524808][ C0] vkms_vblank_simulate: vblank timer overrun [ 85.533398][ T4458] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 85.533406][ T4458] Call Trace: [ 85.552953][ T4458] [ 85.556175][ T4458] dump_stack_lvl+0x163/0x213 2023/04/30 15:53:36 executed programs: 60 [ 85.561205][ T4458] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 85.566973][ T4458] ? panic+0x584/0x584 [ 85.571049][ T4458] ? __lock_acquire+0x1ff0/0x1ff0 [ 85.576699][ T4458] should_fail+0x38a/0x4c0 [ 85.581915][ T4458] _copy_from_user+0x26/0xf0 [ 85.586497][ T4458] kstrtouint_from_user+0xc6/0x240 [ 85.591596][ T4458] ? kstrtol_from_user+0x250/0x250 [ 85.596709][ T4458] proc_fail_nth_write+0x94/0x240 [ 85.602122][ T4458] ? proc_fail_nth_read+0x1d0/0x1d0 [ 85.607323][ T4458] vfs_write+0x219/0xb50 [ 85.611554][ T4458] ? __lock_acquire+0x1ff0/0x1ff0 [ 85.616572][ T4458] ? file_end_write+0x1c0/0x1c0 [ 85.621410][ T4458] ? mutex_lock_io_nested+0x60/0x60 [ 85.626634][ T4458] ? __fget_files+0x307/0x340 [ 85.631317][ T4458] ? mutex_lock_nested+0x17/0x20 [ 85.636268][ T4458] ? __fdget_pos+0x1c7/0x250 [ 85.640847][ T4458] ksys_write+0x165/0x250 [ 85.645156][ T4458] ? print_irqtrace_events+0x210/0x210 [ 85.650742][ T4458] ? __ia32_sys_read+0x80/0x80 [ 85.655501][ T4458] ? syscall_enter_from_user_mode+0x2e/0x230 [ 85.660148][ T4469] FAULT_INJECTION: forcing a failure. [ 85.660148][ T4469] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 85.661554][ T4458] ? lockdep_hardirqs_on+0x94/0x130 [ 85.661570][ T4458] ? syscall_enter_from_user_mode+0x2e/0x230 [ 85.661580][ T4458] do_syscall_64+0x3d/0xb0 [ 85.661589][ T4458] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 85.661598][ T4458] RIP: 0033:0x7ff55216fe7f [ 85.661608][ T4458] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 85.661614][ T4458] RSP: 002b:00007ff551530160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 85.661624][ T4458] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff55216fe7f [ 85.661629][ T4458] RDX: 0000000000000001 RSI: 00007ff5515301e0 RDI: 0000000000000005 [ 85.661634][ T4458] RBP: 00007ff5515301d0 R08: 0000000000000000 R09: 0000000000000000 [ 85.661638][ T4458] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 85.661643][ T4458] R13: 00007ffe4fd759df R14: 00007ff551530300 R15: 0000000000022000 [ 85.661662][ T4458] [ 85.678569][ T4460] CPU: 1 PID: 4460 Comm: syz-executor.5 Not tainted 5.15.109-syzkaller #0 [ 85.704291][ T4464] FAULT_INJECTION: forcing a failure. [ 85.704291][ T4464] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 85.720728][ T4460] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 85.720738][ T4460] Call Trace: [ 85.720743][ T4460] [ 85.720748][ T4460] dump_stack_lvl+0x163/0x213 [ 85.720765][ T4460] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 85.720774][ T4460] ? panic+0x584/0x584 [ 85.720782][ T4460] ? __lock_acquire+0x1ff0/0x1ff0 [ 85.720798][ T4460] should_fail+0x38a/0x4c0 [ 85.720812][ T4460] _copy_from_user+0x26/0xf0 [ 85.720821][ T4460] kstrtouint_from_user+0xc6/0x240 [ 85.720831][ T4460] ? kstrtol_from_user+0x250/0x250 [ 85.720854][ T4460] proc_fail_nth_write+0x94/0x240 [ 85.720865][ T4460] ? proc_fail_nth_read+0x1d0/0x1d0 [ 85.720880][ T4460] vfs_write+0x219/0xb50 [ 85.720889][ T4460] ? __lock_acquire+0x1ff0/0x1ff0 [ 85.720899][ T4460] ? file_end_write+0x1c0/0x1c0 [ 85.720906][ T4460] ? mutex_lock_io_nested+0x60/0x60 [ 85.720920][ T4460] ? __fget_files+0x307/0x340 [ 85.720932][ T4460] ? mutex_lock_nested+0x17/0x20 [ 85.737628][ T4471] FAULT_INJECTION: forcing a failure. [ 85.737628][ T4471] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 85.745467][ T4460] ? __fdget_pos+0x1c7/0x250 [ 85.745482][ T4460] ksys_write+0x165/0x250 [ 85.745491][ T4460] ? print_irqtrace_events+0x210/0x210 [ 85.745504][ T4460] ? __ia32_sys_read+0x80/0x80 [ 85.745512][ T4460] ? syscall_enter_from_user_mode+0x2e/0x230 [ 85.745520][ T4460] ? lockdep_hardirqs_on+0x94/0x130 [ 85.745531][ T4460] ? syscall_enter_from_user_mode+0x2e/0x230 [ 85.745540][ T4460] do_syscall_64+0x3d/0xb0 [ 85.745549][ T4460] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 85.745557][ T4460] RIP: 0033:0x7f97d1b39e7f [ 85.745567][ T4460] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 85.745573][ T4460] RSP: 002b:00007f97d0efa160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 85.745585][ T4460] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f97d1b39e7f [ 85.745590][ T4460] RDX: 0000000000000001 RSI: 00007f97d0efa1e0 RDI: 0000000000000005 [ 85.745595][ T4460] RBP: 00007f97d0efa1d0 R08: 0000000000000000 R09: 0000000000000000 [ 85.745599][ T4460] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 85.745604][ T4460] R13: 00007ffe355048ef R14: 00007f97d0efa300 R15: 0000000000022000 [ 85.745620][ T4460] [ 85.748216][ T4469] CPU: 1 PID: 4469 Comm: syz-executor.0 Not tainted 5.15.109-syzkaller #0 [ 85.854294][ T4473] FAULT_INJECTION: forcing a failure. [ 85.854294][ T4473] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 85.856062][ T4469] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 85.856080][ T4469] Call Trace: [ 85.856086][ T4469] [ 85.856092][ T4469] dump_stack_lvl+0x163/0x213 [ 85.856108][ T4469] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 85.914228][ T4475] FAULT_INJECTION: forcing a failure. [ 85.914228][ T4475] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 85.917947][ T4469] ? panic+0x584/0x584 [ 85.917964][ T4469] ? __lock_acquire+0x1ff0/0x1ff0 [ 85.917981][ T4469] should_fail+0x38a/0x4c0 [ 86.102994][ T4469] _copy_from_user+0x26/0xf0 [ 86.107580][ T4469] kstrtouint_from_user+0xc6/0x240 [ 86.112769][ T4469] ? kstrtol_from_user+0x250/0x250 [ 86.117888][ T4469] proc_fail_nth_write+0x94/0x240 [ 86.122907][ T4469] ? proc_fail_nth_read+0x1d0/0x1d0 [ 86.128123][ T4469] vfs_write+0x219/0xb50 [ 86.132361][ T4469] ? __lock_acquire+0x1ff0/0x1ff0 [ 86.137381][ T4469] ? file_end_write+0x1c0/0x1c0 [ 86.142219][ T4469] ? mutex_lock_io_nested+0x60/0x60 [ 86.147418][ T4469] ? __fget_files+0x307/0x340 [ 86.152172][ T4469] ? mutex_lock_nested+0x17/0x20 [ 86.157098][ T4469] ? __fdget_pos+0x1c7/0x250 [ 86.161670][ T4469] ksys_write+0x165/0x250 [ 86.166468][ T4469] ? print_irqtrace_events+0x210/0x210 [ 86.172123][ T4469] ? __ia32_sys_read+0x80/0x80 [ 86.177054][ T4469] ? syscall_enter_from_user_mode+0x2e/0x230 [ 86.183229][ T4469] ? lockdep_hardirqs_on+0x94/0x130 [ 86.188415][ T4469] ? syscall_enter_from_user_mode+0x2e/0x230 [ 86.194519][ T4469] do_syscall_64+0x3d/0xb0 [ 86.198947][ T4469] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 86.204827][ T4469] RIP: 0033:0x7f04f9354e7f [ 86.209249][ T4469] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 86.229561][ T4469] RSP: 002b:00007f04f86d3160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 86.237973][ T4469] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f04f9354e7f [ 86.246287][ T4469] RDX: 0000000000000001 RSI: 00007f04f86d31e0 RDI: 0000000000000004 [ 86.254352][ T4469] RBP: 00007f04f86d31d0 R08: 0000000000000000 R09: 0000000000000000 [ 86.262313][ T4469] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 86.270295][ T4469] R13: 00007ffc5860f1bf R14: 00007f04f86d3300 R15: 0000000000022000 [ 86.278528][ T4469] [ 86.286883][ T4464] CPU: 0 PID: 4464 Comm: syz-executor.3 Not tainted 5.15.109-syzkaller #0 [ 86.295480][ T4464] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 86.305729][ T4464] Call Trace: [ 86.309311][ T4464] [ 86.312226][ T4464] dump_stack_lvl+0x163/0x213 [ 86.317161][ T4464] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 86.322859][ T4464] ? panic+0x584/0x584 [ 86.326998][ T4464] ? __lock_acquire+0x1ff0/0x1ff0 [ 86.332008][ T4464] should_fail+0x38a/0x4c0 [ 86.336416][ T4464] _copy_from_user+0x26/0xf0 [ 86.340988][ T4464] kstrtouint_from_user+0xc6/0x240 [ 86.346081][ T4464] ? kstrtol_from_user+0x250/0x250 [ 86.351187][ T4464] proc_fail_nth_write+0x94/0x240 [ 86.356195][ T4464] ? proc_fail_nth_read+0x1d0/0x1d0 [ 86.361379][ T4464] vfs_write+0x219/0xb50 [ 86.365691][ T4464] ? __lock_acquire+0x1ff0/0x1ff0 [ 86.370827][ T4464] ? file_end_write+0x1c0/0x1c0 [ 86.375661][ T4464] ? mutex_lock_io_nested+0x60/0x60 [ 86.380852][ T4464] ? __fget_files+0x307/0x340 [ 86.385523][ T4464] ? mutex_lock_nested+0x17/0x20 [ 86.390707][ T4464] ? __fdget_pos+0x1c7/0x250 [ 86.395370][ T4464] ksys_write+0x165/0x250 [ 86.399704][ T4464] ? print_irqtrace_events+0x210/0x210 [ 86.405783][ T4464] ? __ia32_sys_read+0x80/0x80 [ 86.410536][ T4464] ? syscall_enter_from_user_mode+0x2e/0x230 [ 86.416711][ T4464] ? lockdep_hardirqs_on+0x94/0x130 [ 86.421909][ T4464] ? syscall_enter_from_user_mode+0x2e/0x230 [ 86.428047][ T4464] do_syscall_64+0x3d/0xb0 [ 86.432586][ T4464] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 86.438470][ T4464] RIP: 0033:0x7f1f868bde7f [ 86.442875][ T4464] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 86.462985][ T4464] RSP: 002b:00007f1f85c7e160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 86.471402][ T4464] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1f868bde7f [ 86.479721][ T4464] RDX: 0000000000000001 RSI: 00007f1f85c7e1e0 RDI: 0000000000000005 [ 86.487685][ T4464] RBP: 00007f1f85c7e1d0 R08: 0000000000000000 R09: 0000000000000000 [ 86.495823][ T4464] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 86.503790][ T4464] R13: 00007ffd1faffe1f R14: 00007f1f85c7e300 R15: 0000000000022000 [ 86.511843][ T4464] [ 86.515019][ T4471] CPU: 1 PID: 4471 Comm: syz-executor.4 Not tainted 5.15.109-syzkaller #0 [ 86.515125][ C0] vkms_vblank_simulate: vblank timer overrun [ 86.523616][ T4471] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 86.523623][ T4471] Call Trace: [ 86.542967][ T4471] [ 86.545998][ T4471] dump_stack_lvl+0x163/0x213 [ 86.550805][ T4471] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 86.556713][ T4471] ? panic+0x584/0x584 [ 86.560789][ T4471] ? __lock_acquire+0x1ff0/0x1ff0 [ 86.566020][ T4471] should_fail+0x38a/0x4c0 [ 86.570568][ T4471] _copy_from_user+0x26/0xf0 [ 86.575271][ T4471] kstrtouint_from_user+0xc6/0x240 [ 86.580720][ T4471] ? kstrtol_from_user+0x250/0x250 [ 86.585951][ T4471] proc_fail_nth_write+0x94/0x240 [ 86.591002][ T4471] ? proc_fail_nth_read+0x1d0/0x1d0 [ 86.596373][ T4471] vfs_write+0x219/0xb50 [ 86.600615][ T4471] ? __lock_acquire+0x1ff0/0x1ff0 [ 86.605891][ T4471] ? file_end_write+0x1c0/0x1c0 [ 86.610730][ T4471] ? mutex_lock_io_nested+0x60/0x60 [ 86.615927][ T4471] ? __fget_files+0x307/0x340 [ 86.620702][ T4471] ? mutex_lock_nested+0x17/0x20 [ 86.625798][ T4471] ? __fdget_pos+0x1c7/0x250 [ 86.630470][ T4471] ksys_write+0x165/0x250 [ 86.634789][ T4471] ? print_irqtrace_events+0x210/0x210 [ 86.640326][ T4471] ? __ia32_sys_read+0x80/0x80 [ 86.645168][ T4471] ? syscall_enter_from_user_mode+0x2e/0x230 [ 86.651144][ T4471] ? lockdep_hardirqs_on+0x94/0x130 [ 86.656334][ T4471] ? syscall_enter_from_user_mode+0x2e/0x230 [ 86.662764][ T4471] do_syscall_64+0x3d/0xb0 [ 86.667174][ T4471] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 86.673057][ T4471] RIP: 0033:0x7f90cb9d1e7f [ 86.677565][ T4471] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 86.697448][ T4471] RSP: 002b:00007f90cad92160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 86.707483][ T4471] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f90cb9d1e7f [ 86.715616][ T4471] RDX: 0000000000000001 RSI: 00007f90cad921e0 RDI: 0000000000000005 [ 86.723582][ T4471] RBP: 00007f90cad921d0 R08: 0000000000000000 R09: 0000000000000000 [ 86.731631][ T4471] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 86.739799][ T4471] R13: 00007ffeaea8517f R14: 00007f90cad92300 R15: 0000000000022000 [ 86.747934][ T4471] [ 86.751129][ T4473] CPU: 0 PID: 4473 Comm: syz-executor.2 Not tainted 5.15.109-syzkaller #0 [ 86.760238][ T4473] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 86.770818][ T4473] Call Trace: [ 86.774172][ T4473] [ 86.777183][ T4473] dump_stack_lvl+0x163/0x213 [ 86.781856][ T4473] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 86.787652][ T4473] ? panic+0x584/0x584 [ 86.791970][ T4473] ? __lock_acquire+0x1ff0/0x1ff0 [ 86.797173][ T4473] should_fail+0x38a/0x4c0 [ 86.801596][ T4473] _copy_from_user+0x26/0xf0 [ 86.806166][ T4473] kstrtouint_from_user+0xc6/0x240 [ 86.811381][ T4473] ? kstrtol_from_user+0x250/0x250 [ 86.816514][ T4473] proc_fail_nth_write+0x94/0x240 [ 86.821556][ T4473] ? proc_fail_nth_read+0x1d0/0x1d0 [ 86.826936][ T4473] vfs_write+0x219/0xb50 [ 86.831173][ T4473] ? __lock_acquire+0x1ff0/0x1ff0 [ 86.836189][ T4473] ? file_end_write+0x1c0/0x1c0 [ 86.841019][ T4473] ? mutex_lock_io_nested+0x60/0x60 [ 86.846226][ T4473] ? __fget_files+0x307/0x340 [ 86.850898][ T4473] ? mutex_lock_nested+0x17/0x20 [ 86.855902][ T4473] ? __fdget_pos+0x1c7/0x250 [ 86.860570][ T4473] ksys_write+0x165/0x250 [ 86.865261][ T4473] ? print_irqtrace_events+0x210/0x210 [ 86.870709][ T4473] ? __ia32_sys_read+0x80/0x80 [ 86.875455][ T4473] ? syscall_enter_from_user_mode+0x2e/0x230 [ 86.881885][ T4473] ? lockdep_hardirqs_on+0x94/0x130 [ 86.887362][ T4473] ? syscall_enter_from_user_mode+0x2e/0x230 [ 86.893336][ T4473] do_syscall_64+0x3d/0xb0 [ 86.897753][ T4473] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 86.903638][ T4473] RIP: 0033:0x7ff55216fe7f [ 86.908039][ T4473] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 86.927874][ T4473] RSP: 002b:00007ff551530160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 86.936370][ T4473] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff55216fe7f [ 86.944430][ T4473] RDX: 0000000000000001 RSI: 00007ff5515301e0 RDI: 0000000000000005 [ 86.952581][ T4473] RBP: 00007ff5515301d0 R08: 0000000000000000 R09: 0000000000000000 [ 86.960548][ T4473] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 86.968617][ T4473] R13: 00007ffe4fd759df R14: 00007ff551530300 R15: 0000000000022000 [ 86.976767][ T4473] [ 86.979787][ T4475] CPU: 1 PID: 4475 Comm: syz-executor.5 Not tainted 5.15.109-syzkaller #0 [ 86.979840][ C0] vkms_vblank_simulate: vblank timer overrun [ 86.988276][ T4475] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 87.004538][ T4475] Call Trace: [ 87.007821][ T4475] [ 87.010782][ T4475] dump_stack_lvl+0x163/0x213 [ 87.015483][ T4475] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 87.021389][ T4475] ? panic+0x584/0x584 [ 87.025471][ T4475] ? __lock_acquire+0x1ff0/0x1ff0 [ 87.030494][ T4475] should_fail+0x38a/0x4c0 [ 87.034995][ T4475] _copy_from_user+0x26/0xf0 [ 87.039736][ T4475] kstrtouint_from_user+0xc6/0x240 [ 87.045026][ T4475] ? kstrtol_from_user+0x250/0x250 [ 87.050154][ T4475] proc_fail_nth_write+0x94/0x240 [ 87.055268][ T4475] ? proc_fail_nth_read+0x1d0/0x1d0 [ 87.060588][ T4475] vfs_write+0x219/0xb50 [ 87.064932][ T4475] ? __lock_acquire+0x1ff0/0x1ff0 [ 87.070046][ T4475] ? file_end_write+0x1c0/0x1c0 [ 87.074986][ T4475] ? mutex_lock_io_nested+0x60/0x60 [ 87.080371][ T4475] ? __fget_files+0x307/0x340 [ 87.085229][ T4475] ? mutex_lock_nested+0x17/0x20 [ 87.087438][ T4480] FAULT_INJECTION: forcing a failure. [ 87.087438][ T4480] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 87.090168][ T4475] ? __fdget_pos+0x1c7/0x250 [ 87.090184][ T4475] ksys_write+0x165/0x250 [ 87.090193][ T4475] ? print_irqtrace_events+0x210/0x210 [ 87.090208][ T4475] ? __ia32_sys_read+0x80/0x80 [ 87.090217][ T4475] ? syscall_enter_from_user_mode+0x2e/0x230 [ 87.090224][ T4475] ? lockdep_hardirqs_on+0x94/0x130 [ 87.135008][ T4475] ? syscall_enter_from_user_mode+0x2e/0x230 [ 87.137570][ T4481] FAULT_INJECTION: forcing a failure. [ 87.137570][ T4481] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 87.140998][ T4475] do_syscall_64+0x3d/0xb0 [ 87.141014][ T4475] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 87.141023][ T4475] RIP: 0033:0x7f97d1b39e7f [ 87.141033][ T4475] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 87.141040][ T4475] RSP: 002b:00007f97d0efa160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 87.197527][ T4475] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f97d1b39e7f [ 87.205500][ T4475] RDX: 0000000000000001 RSI: 00007f97d0efa1e0 RDI: 0000000000000005 [ 87.213853][ T4475] RBP: 00007f97d0efa1d0 R08: 0000000000000000 R09: 0000000000000000 [ 87.221821][ T4475] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 87.230510][ T4475] R13: 00007ffe355048ef R14: 00007f97d0efa300 R15: 0000000000022000 [ 87.238787][ T4475] [ 87.245812][ T4481] CPU: 1 PID: 4481 Comm: syz-executor.1 Not tainted 5.15.109-syzkaller #0 [ 87.254500][ T4481] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 87.264864][ T4481] Call Trace: [ 87.268290][ T4481] [ 87.271507][ T4481] dump_stack_lvl+0x163/0x213 [ 87.276279][ T4481] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 87.282001][ T4481] ? panic+0x584/0x584 [ 87.286086][ T4481] ? __lock_acquire+0x1ff0/0x1ff0 [ 87.291147][ T4481] should_fail+0x38a/0x4c0 [ 87.295802][ T4481] _copy_from_user+0x26/0xf0 [ 87.296201][ T4483] FAULT_INJECTION: forcing a failure. [ 87.296201][ T4483] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 87.300481][ T4481] kstrtouint_from_user+0xc6/0x240 [ 87.300496][ T4481] ? kstrtol_from_user+0x250/0x250 [ 87.300518][ T4481] proc_fail_nth_write+0x94/0x240 [ 87.300529][ T4481] ? proc_fail_nth_read+0x1d0/0x1d0 [ 87.334365][ T4481] vfs_write+0x219/0xb50 [ 87.338621][ T4481] ? __lock_acquire+0x1ff0/0x1ff0 [ 87.343647][ T4481] ? file_end_write+0x1c0/0x1c0 [ 87.348539][ T4481] ? mutex_lock_io_nested+0x60/0x60 [ 87.353823][ T4481] ? __fget_files+0x307/0x340 [ 87.358500][ T4481] ? mutex_lock_nested+0x17/0x20 [ 87.363428][ T4481] ? __fdget_pos+0x1c7/0x250 [ 87.368051][ T4481] ksys_write+0x165/0x250 [ 87.372463][ T4481] ? print_irqtrace_events+0x210/0x210 [ 87.378102][ T4481] ? __ia32_sys_read+0x80/0x80 [ 87.382853][ T4481] ? syscall_enter_from_user_mode+0x2e/0x230 [ 87.388919][ T4481] ? lockdep_hardirqs_on+0x94/0x130 [ 87.394195][ T4481] ? syscall_enter_from_user_mode+0x2e/0x230 [ 87.401033][ T4481] do_syscall_64+0x3d/0xb0 [ 87.405438][ T4481] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 87.411537][ T4481] RIP: 0033:0x7f353499fe7f [ 87.416106][ T4481] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 87.435973][ T4481] RSP: 002b:00007f3533d1e160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 87.444474][ T4481] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f353499fe7f [ 87.452453][ T4481] RDX: 0000000000000001 RSI: 00007f3533d1e1e0 RDI: 0000000000000004 [ 87.460515][ T4481] RBP: 00007f3533d1e1d0 R08: 0000000000000000 R09: 0000000000000000 [ 87.468483][ T4481] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 87.476542][ T4481] R13: 00007ffcd2965baf R14: 00007f3533d1e300 R15: 0000000000022000 [ 87.484616][ T4481] [ 87.487355][ T4486] FAULT_INJECTION: forcing a failure. [ 87.487355][ T4486] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 87.504068][ T4487] FAULT_INJECTION: forcing a failure. [ 87.504068][ T4487] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 87.507967][ T4483] CPU: 0 PID: 4483 Comm: syz-executor.3 Not tainted 5.15.109-syzkaller #0 [ 87.526050][ T4483] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 87.536107][ T4483] Call Trace: [ 87.539376][ T4483] [ 87.542297][ T4483] dump_stack_lvl+0x163/0x213 [ 87.546979][ T4483] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 87.552597][ T4483] ? panic+0x584/0x584 [ 87.556751][ T4483] ? __lock_acquire+0x1ff0/0x1ff0 [ 87.561871][ T4483] should_fail+0x38a/0x4c0 [ 87.566293][ T4483] _copy_from_user+0x26/0xf0 [ 87.570963][ T4483] kstrtouint_from_user+0xc6/0x240 [ 87.576249][ T4483] ? kstrtol_from_user+0x250/0x250 [ 87.577562][ T4492] FAULT_INJECTION: forcing a failure. [ 87.577562][ T4492] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 87.582060][ T4483] proc_fail_nth_write+0x94/0x240 [ 87.582078][ T4483] ? proc_fail_nth_read+0x1d0/0x1d0 [ 87.596688][ T4493] FAULT_INJECTION: forcing a failure. [ 87.596688][ T4493] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 87.600465][ T4483] vfs_write+0x219/0xb50 [ 87.600481][ T4483] ? __lock_acquire+0x1ff0/0x1ff0 [ 87.628202][ T4483] ? file_end_write+0x1c0/0x1c0 [ 87.633142][ T4483] ? mutex_lock_io_nested+0x60/0x60 [ 87.638565][ T4483] ? __fget_files+0x307/0x340 [ 87.643320][ T4483] ? mutex_lock_nested+0x17/0x20 [ 87.648770][ T4483] ? __fdget_pos+0x1c7/0x250 [ 87.653555][ T4483] ksys_write+0x165/0x250 [ 87.658057][ T4483] ? print_irqtrace_events+0x210/0x210 [ 87.663870][ T4483] ? __ia32_sys_read+0x80/0x80 [ 87.668715][ T4483] ? syscall_enter_from_user_mode+0x2e/0x230 [ 87.674752][ T4483] ? lockdep_hardirqs_on+0x94/0x130 [ 87.680027][ T4483] ? syscall_enter_from_user_mode+0x2e/0x230 [ 87.686001][ T4483] do_syscall_64+0x3d/0xb0 [ 87.690750][ T4483] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 87.696627][ T4483] RIP: 0033:0x7f1f868bde7f [ 87.701304][ T4483] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 87.721765][ T4483] RSP: 002b:00007f1f85c7e160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 87.730447][ T4483] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1f868bde7f [ 87.738714][ T4483] RDX: 0000000000000001 RSI: 00007f1f85c7e1e0 RDI: 0000000000000005 [ 87.746762][ T4483] RBP: 00007f1f85c7e1d0 R08: 0000000000000000 R09: 0000000000000000 [ 87.754895][ T4483] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 87.763023][ T4483] R13: 00007ffd1faffe1f R14: 00007f1f85c7e300 R15: 0000000000022000 [ 87.771978][ T4483] [ 87.783693][ T4492] CPU: 1 PID: 4492 Comm: syz-executor.0 Not tainted 5.15.109-syzkaller #0 [ 87.783770][ C0] vkms_vblank_simulate: vblank timer overrun [ 87.792296][ T4492] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 87.792303][ T4492] Call Trace: [ 87.812226][ T4492] [ 87.815159][ T4492] dump_stack_lvl+0x163/0x213 [ 87.819845][ T4492] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 87.825578][ T4492] ? panic+0x584/0x584 [ 87.829735][ T4492] ? __lock_acquire+0x1ff0/0x1ff0 [ 87.835030][ T4492] should_fail+0x38a/0x4c0 [ 87.839560][ T4492] _copy_from_user+0x26/0xf0 [ 87.844247][ T4492] kstrtouint_from_user+0xc6/0x240 [ 87.849357][ T4492] ? kstrtol_from_user+0x250/0x250 [ 87.854637][ T4492] proc_fail_nth_write+0x94/0x240 [ 87.859662][ T4492] ? proc_fail_nth_read+0x1d0/0x1d0 [ 87.865128][ T4492] vfs_write+0x219/0xb50 [ 87.869458][ T4492] ? __lock_acquire+0x1ff0/0x1ff0 [ 87.874645][ T4492] ? file_end_write+0x1c0/0x1c0 [ 87.879495][ T4492] ? mutex_lock_io_nested+0x60/0x60 [ 87.885241][ T4492] ? __fget_files+0x307/0x340 [ 87.890122][ T4492] ? mutex_lock_nested+0x17/0x20 [ 87.895348][ T4492] ? __fdget_pos+0x1c7/0x250 [ 87.900006][ T4492] ksys_write+0x165/0x250 [ 87.904322][ T4492] ? print_irqtrace_events+0x210/0x210 [ 87.909952][ T4492] ? __ia32_sys_read+0x80/0x80 [ 87.914834][ T4492] ? syscall_enter_from_user_mode+0x2e/0x230 [ 87.920822][ T4492] ? lockdep_hardirqs_on+0x94/0x130 [ 87.926076][ T4492] ? syscall_enter_from_user_mode+0x2e/0x230 [ 87.932207][ T4492] do_syscall_64+0x3d/0xb0 [ 87.936780][ T4492] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 87.942718][ T4492] RIP: 0033:0x7f04f9354e7f [ 87.947159][ T4492] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 87.967025][ T4492] RSP: 002b:00007f04f86f4160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 87.975435][ T4492] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f04f9354e7f [ 87.983492][ T4492] RDX: 0000000000000001 RSI: 00007f04f86f41e0 RDI: 0000000000000005 [ 87.991459][ T4492] RBP: 00007f04f86f41d0 R08: 0000000000000000 R09: 0000000000000000 [ 87.999435][ T4492] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 88.007646][ T4492] R13: 00007ffc5860f1bf R14: 00007f04f86f4300 R15: 0000000000022000 [ 88.015672][ T4492] [ 88.018688][ T4480] CPU: 0 PID: 4480 Comm: syz-executor.2 Not tainted 5.15.109-syzkaller #0 [ 88.027276][ T4480] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 88.037466][ T4480] Call Trace: [ 88.040820][ T4480] [ 88.043750][ T4480] dump_stack_lvl+0x163/0x213 [ 88.048414][ T4480] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 88.054067][ T4480] ? panic+0x584/0x584 [ 88.058120][ T4480] ? __lock_acquire+0x1ff0/0x1ff0 [ 88.063239][ T4480] should_fail+0x38a/0x4c0 [ 88.067661][ T4480] _copy_from_user+0x26/0xf0 [ 88.072249][ T4480] kstrtouint_from_user+0xc6/0x240 [ 88.077351][ T4480] ? kstrtol_from_user+0x250/0x250 [ 88.082461][ T4480] proc_fail_nth_write+0x94/0x240 [ 88.087474][ T4480] ? proc_fail_nth_read+0x1d0/0x1d0 [ 88.092670][ T4480] vfs_write+0x219/0xb50 [ 88.096910][ T4480] ? __lock_acquire+0x1ff0/0x1ff0 [ 88.102003][ T4480] ? file_end_write+0x1c0/0x1c0 [ 88.107138][ T4480] ? mutex_lock_io_nested+0x60/0x60 [ 88.112323][ T4480] ? __fget_files+0x307/0x340 [ 88.116985][ T4480] ? mutex_lock_nested+0x17/0x20 [ 88.121911][ T4480] ? __fdget_pos+0x1c7/0x250 [ 88.126482][ T4480] ksys_write+0x165/0x250 [ 88.130878][ T4480] ? print_irqtrace_events+0x210/0x210 [ 88.136323][ T4480] ? __ia32_sys_read+0x80/0x80 [ 88.141075][ T4480] ? syscall_enter_from_user_mode+0x2e/0x230 [ 88.147207][ T4480] ? lockdep_hardirqs_on+0x94/0x130 [ 88.152385][ T4480] ? syscall_enter_from_user_mode+0x2e/0x230 [ 88.158340][ T4480] do_syscall_64+0x3d/0xb0 [ 88.162737][ T4480] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 88.168627][ T4480] RIP: 0033:0x7ff55216fe7f [ 88.173039][ T4480] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 88.193014][ T4480] RSP: 002b:00007ff551530160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 88.201410][ T4480] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff55216fe7f [ 88.209433][ T4480] RDX: 0000000000000001 RSI: 00007ff5515301e0 RDI: 0000000000000005 [ 88.217480][ T4480] RBP: 00007ff5515301d0 R08: 0000000000000000 R09: 0000000000000000 [ 88.225517][ T4480] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 88.233569][ T4480] R13: 00007ffe4fd759df R14: 00007ff551530300 R15: 0000000000022000 [ 88.241624][ T4480] [ 88.244629][ T4487] CPU: 1 PID: 4487 Comm: syz-executor.4 Not tainted 5.15.109-syzkaller #0 [ 88.244669][ C0] vkms_vblank_simulate: vblank timer overrun [ 88.253199][ T4487] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 88.271196][ T4487] Call Trace: [ 88.274562][ T4487] [ 88.277656][ T4487] dump_stack_lvl+0x163/0x213 [ 88.282348][ T4487] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 88.287971][ T4487] ? panic+0x584/0x584 [ 88.292121][ T4487] ? __lock_acquire+0x1ff0/0x1ff0 [ 88.297165][ T4487] should_fail+0x38a/0x4c0 [ 88.301621][ T4487] _copy_from_user+0x26/0xf0 [ 88.306306][ T4487] kstrtouint_from_user+0xc6/0x240 [ 88.311406][ T4487] ? kstrtol_from_user+0x250/0x250 [ 88.316517][ T4487] proc_fail_nth_write+0x94/0x240 [ 88.321525][ T4487] ? proc_fail_nth_read+0x1d0/0x1d0 [ 88.326718][ T4487] vfs_write+0x219/0xb50 [ 88.330947][ T4487] ? __lock_acquire+0x1ff0/0x1ff0 [ 88.335955][ T4487] ? file_end_write+0x1c0/0x1c0 [ 88.342105][ T4487] ? mutex_lock_io_nested+0x60/0x60 [ 88.347294][ T4487] ? __fget_files+0x307/0x340 [ 88.351969][ T4487] ? mutex_lock_nested+0x17/0x20 [ 88.356925][ T4487] ? __fdget_pos+0x1c7/0x250 [ 88.361592][ T4487] ksys_write+0x165/0x250 [ 88.366004][ T4487] ? print_irqtrace_events+0x210/0x210 [ 88.371457][ T4487] ? __ia32_sys_read+0x80/0x80 [ 88.376213][ T4487] ? syscall_enter_from_user_mode+0x2e/0x230 [ 88.382269][ T4487] ? lockdep_hardirqs_on+0x94/0x130 [ 88.387555][ T4487] ? syscall_enter_from_user_mode+0x2e/0x230 [ 88.393837][ T4487] do_syscall_64+0x3d/0xb0 [ 88.398344][ T4487] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 88.404310][ T4487] RIP: 0033:0x7f90cb9d1e7f [ 88.408734][ T4487] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 88.428434][ T4487] RSP: 002b:00007f90cad92160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 88.436922][ T4487] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f90cb9d1e7f [ 88.444975][ T4487] RDX: 0000000000000001 RSI: 00007f90cad921e0 RDI: 0000000000000005 [ 88.453023][ T4487] RBP: 00007f90cad921d0 R08: 0000000000000000 R09: 0000000000000000 [ 88.461070][ T4487] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 88.469293][ T4487] R13: 00007ffeaea8517f R14: 00007f90cad92300 R15: 0000000000022000 [ 88.477262][ T4487] [ 88.480356][ T4486] CPU: 0 PID: 4486 Comm: syz-executor.5 Not tainted 5.15.109-syzkaller #0 [ 88.488958][ T4486] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 88.499284][ T4486] Call Trace: [ 88.502564][ T4486] [ 88.505481][ T4486] dump_stack_lvl+0x163/0x213 [ 88.510463][ T4486] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 88.516090][ T4486] ? panic+0x584/0x584 [ 88.520147][ T4486] ? __lock_acquire+0x1ff0/0x1ff0 [ 88.525170][ T4486] should_fail+0x38a/0x4c0 [ 88.529700][ T4486] _copy_from_user+0x26/0xf0 [ 88.534365][ T4486] kstrtouint_from_user+0xc6/0x240 [ 88.539466][ T4486] ? kstrtol_from_user+0x250/0x250 [ 88.544657][ T4486] proc_fail_nth_write+0x94/0x240 [ 88.549761][ T4486] ? proc_fail_nth_read+0x1d0/0x1d0 [ 88.554966][ T4486] vfs_write+0x219/0xb50 [ 88.559372][ T4486] ? __lock_acquire+0x1ff0/0x1ff0 [ 88.564682][ T4486] ? file_end_write+0x1c0/0x1c0 [ 88.569511][ T4486] ? mutex_lock_io_nested+0x60/0x60 [ 88.574871][ T4486] ? __fget_files+0x307/0x340 [ 88.579554][ T4486] ? mutex_lock_nested+0x17/0x20 [ 88.584470][ T4486] ? __fdget_pos+0x1c7/0x250 [ 88.589068][ T4486] ksys_write+0x165/0x250 [ 88.593376][ T4486] ? print_irqtrace_events+0x210/0x210 [ 88.598829][ T4486] ? __ia32_sys_read+0x80/0x80 [ 88.603620][ T4486] ? syscall_enter_from_user_mode+0x2e/0x230 [ 88.609580][ T4486] ? lockdep_hardirqs_on+0x94/0x130 [ 88.614941][ T4486] ? syscall_enter_from_user_mode+0x2e/0x230 [ 88.620995][ T4486] do_syscall_64+0x3d/0xb0 [ 88.625410][ T4486] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 88.631329][ T4486] RIP: 0033:0x7f97d1b39e7f [ 88.635819][ T4486] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 88.655497][ T4486] RSP: 002b:00007f97d0efa160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 88.664187][ T4486] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f97d1b39e7f [ 88.672426][ T4486] RDX: 0000000000000001 RSI: 00007f97d0efa1e0 RDI: 0000000000000005 [ 88.680808][ T4486] RBP: 00007f97d0efa1d0 R08: 0000000000000000 R09: 0000000000000000 [ 88.688856][ T4486] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 88.693578][ T4496] FAULT_INJECTION: forcing a failure. [ 88.693578][ T4496] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 88.696989][ T4486] R13: 00007ffe355048ef R14: 00007f97d0efa300 R15: 0000000000022000 [ 88.697010][ T4486] [ 88.697082][ C0] vkms_vblank_simulate: vblank timer overrun [ 88.727440][ C0] vkms_vblank_simulate: vblank timer overrun [ 88.742843][ T4496] CPU: 0 PID: 4496 Comm: syz-executor.0 Not tainted 5.15.109-syzkaller #0 [ 88.751358][ T4496] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 88.761507][ T4496] Call Trace: [ 88.764792][ T4496] [ 88.767728][ T4496] dump_stack_lvl+0x163/0x213 [ 88.772766][ T4496] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 88.778400][ T4496] ? panic+0x584/0x584 [ 88.782458][ T4496] ? __lock_acquire+0x1ff0/0x1ff0 [ 88.788003][ T4496] should_fail+0x38a/0x4c0 [ 88.792692][ T4496] _copy_from_user+0x26/0xf0 [ 88.797657][ T4496] kstrtouint_from_user+0xc6/0x240 [ 88.802976][ T4496] ? kstrtol_from_user+0x250/0x250 [ 88.808569][ T4496] proc_fail_nth_write+0x94/0x240 [ 88.814124][ T4496] ? proc_fail_nth_read+0x1d0/0x1d0 [ 88.819515][ T4496] vfs_write+0x219/0xb50 [ 88.821457][ T4499] FAULT_INJECTION: forcing a failure. [ 88.821457][ T4499] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 88.823855][ T4496] ? __lock_acquire+0x1ff0/0x1ff0 [ 88.823873][ T4496] ? file_end_write+0x1c0/0x1c0 [ 88.823882][ T4496] ? mutex_lock_io_nested+0x60/0x60 [ 88.823897][ T4496] ? __fget_files+0x307/0x340 [ 88.856814][ T4496] ? mutex_lock_nested+0x17/0x20 [ 88.861775][ T4496] ? __fdget_pos+0x1c7/0x250 [ 88.866464][ T4496] ksys_write+0x165/0x250 [ 88.870892][ T4496] ? print_irqtrace_events+0x210/0x210 [ 88.876373][ T4496] ? __ia32_sys_read+0x80/0x80 [ 88.881125][ T4496] ? syscall_enter_from_user_mode+0x2e/0x230 [ 88.887088][ T4496] ? lockdep_hardirqs_on+0x94/0x130 [ 88.892365][ T4496] ? syscall_enter_from_user_mode+0x2e/0x230 [ 88.898660][ T4496] do_syscall_64+0x3d/0xb0 [ 88.903076][ T4496] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 88.908961][ T4496] RIP: 0033:0x7f04f9354e7f [ 88.914252][ T4496] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 88.934026][ T4496] RSP: 002b:00007f04f86f4160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 88.942434][ T4496] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f04f9354e7f [ 88.950652][ T4496] RDX: 0000000000000001 RSI: 00007f04f86f41e0 RDI: 0000000000000005 [ 88.958609][ T4496] RBP: 00007f04f86f41d0 R08: 0000000000000000 R09: 0000000000000000 [ 88.966575][ T4496] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 88.974639][ T4496] R13: 00007ffc5860f1bf R14: 00007f04f86f4300 R15: 0000000000022000 [ 88.982624][ T4496] [ 88.985705][ C0] vkms_vblank_simulate: vblank timer overrun [ 88.987399][ T4499] CPU: 1 PID: 4499 Comm: syz-executor.2 Not tainted 5.15.109-syzkaller #0 [ 89.000319][ T4499] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 89.010623][ T4499] Call Trace: [ 89.013894][ T4499] [ 89.016901][ T4499] dump_stack_lvl+0x163/0x213 [ 89.021654][ T4499] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 89.027267][ T4499] ? panic+0x584/0x584 [ 89.031362][ T4499] ? __lock_acquire+0x1ff0/0x1ff0 [ 89.036468][ T4499] should_fail+0x38a/0x4c0 [ 89.040962][ T4499] _copy_from_user+0x26/0xf0 [ 89.045620][ T4499] kstrtouint_from_user+0xc6/0x240 [ 89.050721][ T4499] ? kstrtol_from_user+0x250/0x250 [ 89.055828][ T4499] proc_fail_nth_write+0x94/0x240 [ 89.061039][ T4499] ? proc_fail_nth_read+0x1d0/0x1d0 [ 89.066228][ T4499] vfs_write+0x219/0xb50 [ 89.070544][ T4499] ? __lock_acquire+0x1ff0/0x1ff0 [ 89.075562][ T4499] ? file_end_write+0x1c0/0x1c0 [ 89.080500][ T4499] ? mutex_lock_io_nested+0x60/0x60 [ 89.085975][ T4499] ? __fget_files+0x307/0x340 [ 89.090658][ T4499] ? mutex_lock_nested+0x17/0x20 [ 89.096016][ T4499] ? __fdget_pos+0x1c7/0x250 [ 89.100592][ T4499] ksys_write+0x165/0x250 [ 89.104908][ T4499] ? print_irqtrace_events+0x210/0x210 [ 89.110462][ T4499] ? __ia32_sys_read+0x80/0x80 [ 89.115215][ T4499] ? syscall_enter_from_user_mode+0x2e/0x230 [ 89.121191][ T4499] ? lockdep_hardirqs_on+0x94/0x130 [ 89.126399][ T4499] ? syscall_enter_from_user_mode+0x2e/0x230 [ 89.132454][ T4499] do_syscall_64+0x3d/0xb0 [ 89.136852][ T4499] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 89.142726][ T4499] RIP: 0033:0x7ff55216fe7f [ 89.147124][ T4499] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 89.167068][ T4499] RSP: 002b:00007ff55150f160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 89.175475][ T4499] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff55216fe7f [ 89.183445][ T4499] RDX: 0000000000000001 RSI: 00007ff55150f1e0 RDI: 0000000000000005 [ 89.191432][ T4499] RBP: 00007ff55150f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 89.199401][ T4499] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 89.207817][ T4499] R13: 00007ffe4fd759df R14: 00007ff55150f300 R15: 0000000000022000 [ 89.216066][ T4499] [ 89.230952][ T4493] CPU: 0 PID: 4493 Comm: syz-executor.1 Not tainted 5.15.109-syzkaller #0 [ 89.239476][ T4493] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 89.249632][ T4493] Call Trace: [ 89.253226][ T4493] [ 89.256255][ T4493] dump_stack_lvl+0x163/0x213 [ 89.261036][ T4493] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 89.266758][ T4493] ? panic+0x584/0x584 [ 89.270829][ T4493] ? __lock_acquire+0x1ff0/0x1ff0 [ 89.275949][ T4493] should_fail+0x38a/0x4c0 [ 89.280375][ T4493] _copy_from_user+0x26/0xf0 [ 89.284971][ T4493] kstrtouint_from_user+0xc6/0x240 [ 89.290079][ T4493] ? kstrtol_from_user+0x250/0x250 [ 89.295197][ T4493] proc_fail_nth_write+0x94/0x240 [ 89.295410][ T4508] FAULT_INJECTION: forcing a failure. [ 89.295410][ T4508] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 89.300218][ T4493] ? proc_fail_nth_read+0x1d0/0x1d0 [ 89.300239][ T4493] vfs_write+0x219/0xb50 [ 89.300250][ T4493] ? __lock_acquire+0x1ff0/0x1ff0 [ 89.328883][ T4493] ? file_end_write+0x1c0/0x1c0 [ 89.333993][ T4493] ? mutex_lock_io_nested+0x60/0x60 [ 89.339204][ T4493] ? __fget_files+0x307/0x340 [ 89.343977][ T4493] ? mutex_lock_nested+0x17/0x20 [ 89.348909][ T4493] ? __fdget_pos+0x1c7/0x250 [ 89.353571][ T4493] ksys_write+0x165/0x250 [ 89.357881][ T4493] ? print_irqtrace_events+0x210/0x210 [ 89.363506][ T4493] ? __ia32_sys_read+0x80/0x80 [ 89.368413][ T4493] ? syscall_enter_from_user_mode+0x2e/0x230 [ 89.374490][ T4493] ? lockdep_hardirqs_on+0x94/0x130 [ 89.380023][ T4493] ? syscall_enter_from_user_mode+0x2e/0x230 [ 89.384702][ T4512] FAULT_INJECTION: forcing a failure. [ 89.384702][ T4512] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 89.385985][ T4493] do_syscall_64+0x3d/0xb0 [ 89.386001][ T4493] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 89.386011][ T4493] RIP: 0033:0x7f353499fe7f [ 89.414352][ T4493] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 89.419123][ T4513] FAULT_INJECTION: forcing a failure. [ 89.419123][ T4513] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 89.434217][ T4493] RSP: 002b:00007f3533d3f160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 89.434239][ T4493] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f353499fe7f [ 89.434244][ T4493] RDX: 0000000000000001 RSI: 00007f3533d3f1e0 RDI: 0000000000000005 [ 89.434248][ T4493] RBP: 00007f3533d3f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 89.434253][ T4493] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 89.434257][ T4493] R13: 00007ffcd2965baf R14: 00007f3533d3f300 R15: 0000000000022000 [ 89.434274][ T4493] [ 89.434354][ C0] vkms_vblank_simulate: vblank timer overrun [ 89.451213][ T4508] CPU: 1 PID: 4508 Comm: syz-executor.0 Not tainted 5.15.109-syzkaller #0 [ 89.456141][ C0] vkms_vblank_simulate: vblank timer overrun [ 89.464422][ T4508] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 89.531595][ T4508] Call Trace: [ 89.534872][ T4508] [ 89.537794][ T4508] dump_stack_lvl+0x163/0x213 [ 89.542640][ T4508] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 89.548523][ T4508] ? panic+0x584/0x584 [ 89.552690][ T4508] ? __lock_acquire+0x1ff0/0x1ff0 [ 89.557883][ T4508] should_fail+0x38a/0x4c0 [ 89.562475][ T4508] _copy_from_user+0x26/0xf0 [ 89.567220][ T4508] kstrtouint_from_user+0xc6/0x240 [ 89.571071][ T4502] FAULT_INJECTION: forcing a failure. [ 89.571071][ T4502] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 89.572410][ T4508] ? kstrtol_from_user+0x250/0x250 [ 89.590604][ T4508] proc_fail_nth_write+0x94/0x240 [ 89.595714][ T4508] ? proc_fail_nth_read+0x1d0/0x1d0 [ 89.601358][ T4508] vfs_write+0x219/0xb50 [ 89.605776][ T4508] ? __lock_acquire+0x1ff0/0x1ff0 [ 89.610794][ T4508] ? file_end_write+0x1c0/0x1c0 [ 89.615905][ T4508] ? mutex_lock_io_nested+0x60/0x60 [ 89.621210][ T4508] ? __fget_files+0x307/0x340 [ 89.625882][ T4508] ? mutex_lock_nested+0x17/0x20 [ 89.630815][ T4508] ? __fdget_pos+0x1c7/0x250 [ 89.635393][ T4508] ksys_write+0x165/0x250 [ 89.639708][ T4508] ? print_irqtrace_events+0x210/0x210 [ 89.645170][ T4508] ? __ia32_sys_read+0x80/0x80 [ 89.649922][ T4508] ? syscall_enter_from_user_mode+0x2e/0x230 [ 89.656070][ T4508] ? lockdep_hardirqs_on+0x94/0x130 [ 89.661256][ T4508] ? syscall_enter_from_user_mode+0x2e/0x230 [ 89.667232][ T4508] do_syscall_64+0x3d/0xb0 [ 89.671667][ T4508] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 89.677715][ T4508] RIP: 0033:0x7f04f9354e7f [ 89.682217][ T4508] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 89.701828][ T4508] RSP: 002b:00007f04f86f4160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 89.710421][ T4508] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f04f9354e7f [ 89.718744][ T4508] RDX: 0000000000000001 RSI: 00007f04f86f41e0 RDI: 0000000000000005 [ 89.726969][ T4508] RBP: 00007f04f86f41d0 R08: 0000000000000000 R09: 0000000000000000 [ 89.735192][ T4508] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 89.743264][ T4508] R13: 00007ffc5860f1bf R14: 00007f04f86f4300 R15: 0000000000022000 [ 89.751255][ T4508] [ 89.754275][ T4513] CPU: 0 PID: 4513 Comm: syz-executor.3 Not tainted 5.15.109-syzkaller #0 [ 89.762776][ T4513] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 89.772923][ T4513] Call Trace: [ 89.776378][ T4513] [ 89.779727][ T4513] dump_stack_lvl+0x163/0x213 [ 89.784562][ T4513] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 89.790372][ T4513] ? panic+0x584/0x584 [ 89.794546][ T4513] ? __lock_acquire+0x1ff0/0x1ff0 [ 89.799667][ T4513] should_fail+0x38a/0x4c0 [ 89.804187][ T4513] _copy_from_user+0x26/0xf0 [ 89.808875][ T4513] kstrtouint_from_user+0xc6/0x240 [ 89.814132][ T4513] ? kstrtol_from_user+0x250/0x250 [ 89.819349][ T4513] proc_fail_nth_write+0x94/0x240 [ 89.824394][ T4513] ? proc_fail_nth_read+0x1d0/0x1d0 [ 89.829613][ T4513] vfs_write+0x219/0xb50 [ 89.833998][ T4513] ? __lock_acquire+0x1ff0/0x1ff0 [ 89.839033][ T4513] ? file_end_write+0x1c0/0x1c0 [ 89.843973][ T4513] ? mutex_lock_io_nested+0x60/0x60 [ 89.849612][ T4513] ? __fget_files+0x307/0x340 [ 89.854304][ T4513] ? mutex_lock_nested+0x17/0x20 [ 89.859604][ T4513] ? __fdget_pos+0x1c7/0x250 [ 89.864198][ T4513] ksys_write+0x165/0x250 [ 89.868619][ T4513] ? print_irqtrace_events+0x210/0x210 [ 89.874226][ T4513] ? __ia32_sys_read+0x80/0x80 [ 89.878991][ T4513] ? syscall_enter_from_user_mode+0x2e/0x230 [ 89.885056][ T4513] ? lockdep_hardirqs_on+0x94/0x130 [ 89.890270][ T4513] ? syscall_enter_from_user_mode+0x2e/0x230 [ 89.896326][ T4513] do_syscall_64+0x3d/0xb0 [ 89.896536][ T4518] FAULT_INJECTION: forcing a failure. [ 89.896536][ T4518] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 89.901346][ T4513] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 89.901359][ T4513] RIP: 0033:0x7f1f868bde7f [ 89.901368][ T4513] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 89.901374][ T4513] RSP: 002b:00007f1f85c1b160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 89.901384][ T4513] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1f868bde7f [ 89.962675][ T4513] RDX: 0000000000000001 RSI: 00007f1f85c1b1e0 RDI: 0000000000000005 [ 89.971291][ T4513] RBP: 00007f1f85c1b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 89.980142][ T4513] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 89.988542][ T4513] R13: 00007ffd1faffe1f R14: 00007f1f85c1b300 R15: 0000000000022000 [ 89.996915][ T4513] [ 90.000100][ C0] vkms_vblank_simulate: vblank timer overrun [ 90.000161][ T4518] CPU: 1 PID: 4518 Comm: syz-executor.1 Not tainted 5.15.109-syzkaller #0 [ 90.014988][ T4518] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 90.025139][ T4518] Call Trace: [ 90.028588][ T4518] [ 90.031510][ T4518] dump_stack_lvl+0x163/0x213 [ 90.036393][ T4518] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 90.042129][ T4518] ? panic+0x584/0x584 [ 90.046361][ T4518] ? __lock_acquire+0x1ff0/0x1ff0 [ 90.051395][ T4518] should_fail+0x38a/0x4c0 [ 90.055904][ T4518] _copy_from_user+0x26/0xf0 [ 90.060501][ T4518] kstrtouint_from_user+0xc6/0x240 [ 90.065791][ T4518] ? kstrtol_from_user+0x250/0x250 [ 90.070908][ T4518] proc_fail_nth_write+0x94/0x240 [ 90.075949][ T4518] ? proc_fail_nth_read+0x1d0/0x1d0 [ 90.081447][ T4518] vfs_write+0x219/0xb50 [ 90.085744][ T4518] ? __lock_acquire+0x1ff0/0x1ff0 [ 90.090776][ T4518] ? file_end_write+0x1c0/0x1c0 [ 90.095645][ T4518] ? mutex_lock_io_nested+0x60/0x60 [ 90.101106][ T4518] ? __fget_files+0x307/0x340 [ 90.105776][ T4518] ? mutex_lock_nested+0x17/0x20 [ 90.110785][ T4518] ? __fdget_pos+0x1c7/0x250 [ 90.115623][ T4518] ksys_write+0x165/0x250 [ 90.120037][ T4518] ? print_irqtrace_events+0x210/0x210 [ 90.125489][ T4518] ? __ia32_sys_read+0x80/0x80 [ 90.130258][ T4518] ? syscall_enter_from_user_mode+0x2e/0x230 [ 90.136346][ T4518] ? lockdep_hardirqs_on+0x94/0x130 [ 90.141885][ T4518] ? syscall_enter_from_user_mode+0x2e/0x230 [ 90.148106][ T4518] do_syscall_64+0x3d/0xb0 [ 90.152944][ T4518] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 90.158816][ T4518] RIP: 0033:0x7f353499fe7f [ 90.163223][ T4518] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 90.168015][ T4522] FAULT_INJECTION: forcing a failure. [ 90.168015][ T4522] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 90.183042][ T4518] RSP: 002b:00007f3533d3f160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 90.183056][ T4518] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f353499fe7f [ 90.183061][ T4518] RDX: 0000000000000001 RSI: 00007f3533d3f1e0 RDI: 0000000000000005 [ 90.183065][ T4518] RBP: 00007f3533d3f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 90.183070][ T4518] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 90.183074][ T4518] R13: 00007ffcd2965baf R14: 00007f3533d3f300 R15: 0000000000022000 [ 90.183091][ T4518] [ 90.194484][ T4502] CPU: 1 PID: 4502 Comm: syz-executor.4 Not tainted 5.15.109-syzkaller #0 [ 90.258197][ T4502] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 90.268248][ T4502] Call Trace: [ 90.272204][ T4502] [ 90.275153][ T4502] dump_stack_lvl+0x163/0x213 [ 90.279903][ T4502] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 90.285722][ T4502] ? panic+0x584/0x584 [ 90.289791][ T4502] ? __lock_acquire+0x1ff0/0x1ff0 [ 90.295001][ T4502] should_fail+0x38a/0x4c0 [ 90.299422][ T4502] _copy_from_user+0x26/0xf0 [ 90.304109][ T4502] kstrtouint_from_user+0xc6/0x240 [ 90.309250][ T4502] ? kstrtol_from_user+0x250/0x250 [ 90.314791][ T4502] proc_fail_nth_write+0x94/0x240 [ 90.320060][ T4502] ? proc_fail_nth_read+0x1d0/0x1d0 [ 90.325453][ T4502] vfs_write+0x219/0xb50 [ 90.329975][ T4502] ? __lock_acquire+0x1ff0/0x1ff0 [ 90.334988][ T4502] ? file_end_write+0x1c0/0x1c0 [ 90.339822][ T4502] ? mutex_lock_io_nested+0x60/0x60 [ 90.345188][ T4502] ? __fget_files+0x307/0x340 [ 90.349849][ T4502] ? mutex_lock_nested+0x17/0x20 [ 90.354953][ T4502] ? __fdget_pos+0x1c7/0x250 [ 90.359792][ T4502] ksys_write+0x165/0x250 [ 90.364361][ T4502] ? print_irqtrace_events+0x210/0x210 [ 90.369827][ T4502] ? __ia32_sys_read+0x80/0x80 [ 90.374683][ T4502] ? syscall_enter_from_user_mode+0x2e/0x230 [ 90.380657][ T4502] ? lockdep_hardirqs_on+0x94/0x130 [ 90.386258][ T4502] ? syscall_enter_from_user_mode+0x2e/0x230 [ 90.392421][ T4502] do_syscall_64+0x3d/0xb0 [ 90.397011][ T4502] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 90.403147][ T4502] RIP: 0033:0x7f90cb9d1e7f [ 90.407557][ T4502] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 90.427774][ T4502] RSP: 002b:00007f90cad92160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 90.436479][ T4502] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f90cb9d1e7f [ 90.444529][ T4502] RDX: 0000000000000001 RSI: 00007f90cad921e0 RDI: 0000000000000005 [ 90.452664][ T4502] RBP: 00007f90cad921d0 R08: 0000000000000000 R09: 0000000000000000 [ 90.460647][ T4502] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 90.468782][ T4502] R13: 00007ffeaea8517f R14: 00007f90cad92300 R15: 0000000000022000 [ 90.476930][ T4502] [ 90.479943][ T4522] CPU: 0 PID: 4522 Comm: syz-executor.2 Not tainted 5.15.109-syzkaller #0 [ 90.488964][ T4522] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 90.499494][ T4522] Call Trace: [ 90.502769][ T4522] [ 90.505995][ T4522] dump_stack_lvl+0x163/0x213 [ 90.510766][ T4522] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 90.516491][ T4522] ? panic+0x584/0x584 [ 90.520560][ T4522] ? __lock_acquire+0x1ff0/0x1ff0 [ 90.525933][ T4522] should_fail+0x38a/0x4c0 [ 90.530341][ T4522] _copy_from_user+0x26/0xf0 [ 90.534923][ T4522] kstrtouint_from_user+0xc6/0x240 [ 90.540104][ T4522] ? kstrtol_from_user+0x250/0x250 [ 90.545519][ T4522] proc_fail_nth_write+0x94/0x240 [ 90.550644][ T4522] ? proc_fail_nth_read+0x1d0/0x1d0 [ 90.556296][ T4522] vfs_write+0x219/0xb50 [ 90.560817][ T4522] ? __lock_acquire+0x1ff0/0x1ff0 [ 90.565931][ T4522] ? file_end_write+0x1c0/0x1c0 [ 90.571203][ T4522] ? mutex_lock_io_nested+0x60/0x60 [ 90.571571][ T4528] FAULT_INJECTION: forcing a failure. [ 90.571571][ T4528] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 90.576484][ T4522] ? __fget_files+0x307/0x340 [ 90.576500][ T4522] ? mutex_lock_nested+0x17/0x20 [ 90.576509][ T4522] ? __fdget_pos+0x1c7/0x250 [ 90.576517][ T4522] ksys_write+0x165/0x250 [ 90.576525][ T4522] ? print_irqtrace_events+0x210/0x210 [ 90.576538][ T4522] ? __ia32_sys_read+0x80/0x80 [ 90.592562][ T4529] FAULT_INJECTION: forcing a failure. [ 90.592562][ T4529] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 90.594834][ T4522] ? syscall_enter_from_user_mode+0x2e/0x230 [ 90.594851][ T4522] ? lockdep_hardirqs_on+0x94/0x130 [ 90.594861][ T4522] ? syscall_enter_from_user_mode+0x2e/0x230 [ 90.594869][ T4522] do_syscall_64+0x3d/0xb0 [ 90.594880][ T4522] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 90.660782][ T4522] RIP: 0033:0x7ff55216fe7f [ 90.665190][ T4522] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 90.684954][ T4522] RSP: 002b:00007ff5514cd160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 90.693458][ T4522] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff55216fe7f [ 90.701499][ T4522] RDX: 0000000000000001 RSI: 00007ff5514cd1e0 RDI: 0000000000000004 [ 90.709554][ T4522] RBP: 00007ff5514cd1d0 R08: 0000000000000000 R09: 0000000000000000 [ 90.717840][ T4522] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 90.725897][ T4522] R13: 00007ffe4fd759df R14: 00007ff5514cd300 R15: 0000000000022000 [ 90.734047][ T4522] [ 90.737330][ T4528] CPU: 1 PID: 4528 Comm: syz-executor.4 Not tainted 5.15.109-syzkaller #0 [ 90.737403][ C0] vkms_vblank_simulate: vblank timer overrun [ 90.745899][ T4528] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 90.745906][ T4528] Call Trace: [ 90.765590][ T4528] [ 90.768611][ T4528] dump_stack_lvl+0x163/0x213 [ 90.773382][ T4528] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 90.779205][ T4528] ? panic+0x584/0x584 [ 90.783576][ T4528] ? __lock_acquire+0x1ff0/0x1ff0 [ 90.788887][ T4528] should_fail+0x38a/0x4c0 [ 90.793311][ T4528] _copy_from_user+0x26/0xf0 [ 90.797903][ T4528] kstrtouint_from_user+0xc6/0x240 [ 90.803283][ T4528] ? kstrtol_from_user+0x250/0x250 [ 90.808409][ T4528] proc_fail_nth_write+0x94/0x240 [ 90.813442][ T4528] ? proc_fail_nth_read+0x1d0/0x1d0 [ 90.818823][ T4528] vfs_write+0x219/0xb50 [ 90.823065][ T4528] ? __lock_acquire+0x1ff0/0x1ff0 [ 90.828109][ T4528] ? file_end_write+0x1c0/0x1c0 [ 90.832961][ T4528] ? mutex_lock_io_nested+0x60/0x60 [ 90.838419][ T4528] ? __fget_files+0x307/0x340 [ 90.843102][ T4528] ? mutex_lock_nested+0x17/0x20 [ 90.848030][ T4528] ? __fdget_pos+0x1c7/0x250 [ 90.852612][ T4528] ksys_write+0x165/0x250 [ 90.856927][ T4528] ? print_irqtrace_events+0x210/0x210 [ 90.862390][ T4528] ? __ia32_sys_read+0x80/0x80 [ 90.867152][ T4528] ? syscall_enter_from_user_mode+0x2e/0x230 [ 90.873133][ T4528] ? lockdep_hardirqs_on+0x94/0x130 [ 90.878321][ T4528] ? syscall_enter_from_user_mode+0x2e/0x230 [ 90.884288][ T4528] do_syscall_64+0x3d/0xb0 [ 90.888693][ T4528] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 90.894700][ T4528] RIP: 0033:0x7f90cb9d1e7f [ 90.899101][ T4528] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 90.919222][ T4528] RSP: 002b:00007f90cad71160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 90.927641][ T4528] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f90cb9d1e7f [ 90.935606][ T4528] RDX: 0000000000000001 RSI: 00007f90cad711e0 RDI: 0000000000000005 [ 90.943579][ T4528] RBP: 00007f90cad711d0 R08: 0000000000000000 R09: 0000000000000000 2023/04/30 15:53:41 executed programs: 82 [ 90.952153][ T4528] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 90.960320][ T4528] R13: 00007ffeaea8517f R14: 00007f90cad71300 R15: 0000000000022000 [ 90.968547][ T4528] [ 90.983322][ T4512] CPU: 1 PID: 4512 Comm: syz-executor.5 Not tainted 5.15.109-syzkaller #0 [ 90.991946][ T4512] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 91.002583][ T4512] Call Trace: [ 91.003934][ T4533] FAULT_INJECTION: forcing a failure. [ 91.003934][ T4533] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 91.005856][ T4512] [ 91.005862][ T4512] dump_stack_lvl+0x163/0x213 [ 91.029908][ T4512] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 91.035718][ T4512] ? panic+0x584/0x584 [ 91.039886][ T4512] ? __lock_acquire+0x1ff0/0x1ff0 [ 91.044992][ T4512] should_fail+0x38a/0x4c0 [ 91.049436][ T4512] _copy_from_user+0x26/0xf0 [ 91.054038][ T4512] kstrtouint_from_user+0xc6/0x240 [ 91.059191][ T4512] ? kstrtol_from_user+0x250/0x250 [ 91.064328][ T4512] proc_fail_nth_write+0x94/0x240 [ 91.069345][ T4512] ? proc_fail_nth_read+0x1d0/0x1d0 [ 91.074904][ T4512] vfs_write+0x219/0xb50 [ 91.079143][ T4512] ? __lock_acquire+0x1ff0/0x1ff0 [ 91.084255][ T4512] ? file_end_write+0x1c0/0x1c0 [ 91.088568][ T4532] FAULT_INJECTION: forcing a failure. [ 91.088568][ T4532] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 91.089236][ T4512] ? mutex_lock_io_nested+0x60/0x60 [ 91.108524][ T4512] ? __fget_files+0x307/0x340 [ 91.113222][ T4512] ? mutex_lock_nested+0x17/0x20 [ 91.118426][ T4512] ? __fdget_pos+0x1c7/0x250 [ 91.123023][ T4512] ksys_write+0x165/0x250 [ 91.127524][ T4512] ? print_irqtrace_events+0x210/0x210 [ 91.132980][ T4512] ? __ia32_sys_read+0x80/0x80 [ 91.138001][ T4512] ? syscall_enter_from_user_mode+0x2e/0x230 [ 91.143986][ T4512] ? lockdep_hardirqs_on+0x94/0x130 [ 91.149286][ T4512] ? syscall_enter_from_user_mode+0x2e/0x230 [ 91.155612][ T4512] do_syscall_64+0x3d/0xb0 [ 91.160031][ T4512] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 91.166093][ T4512] RIP: 0033:0x7f97d1b39e7f [ 91.170455][ T4536] FAULT_INJECTION: forcing a failure. [ 91.170455][ T4536] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 91.170617][ T4512] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 91.204261][ T4512] RSP: 002b:00007f97d0eb8160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 91.214416][ T4512] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f97d1b39e7f [ 91.222856][ T4512] RDX: 0000000000000001 RSI: 00007f97d0eb81e0 RDI: 0000000000000005 [ 91.231343][ T4512] RBP: 00007f97d0eb81d0 R08: 0000000000000000 R09: 0000000000000000 [ 91.239491][ T4512] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 91.247631][ T4512] R13: 00007ffe355048ef R14: 00007f97d0eb8300 R15: 0000000000022000 [ 91.255810][ T4512] [ 91.258938][ T4532] CPU: 0 PID: 4532 Comm: syz-executor.1 Not tainted 5.15.109-syzkaller #0 [ 91.267437][ T4532] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 91.277787][ T4532] Call Trace: [ 91.281073][ T4532] [ 91.283998][ T4532] dump_stack_lvl+0x163/0x213 [ 91.288835][ T4532] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 91.294470][ T4532] ? panic+0x584/0x584 [ 91.298613][ T4532] ? __lock_acquire+0x1ff0/0x1ff0 [ 91.303739][ T4532] should_fail+0x38a/0x4c0 [ 91.308142][ T4532] _copy_from_user+0x26/0xf0 [ 91.312710][ T4532] kstrtouint_from_user+0xc6/0x240 [ 91.318067][ T4532] ? kstrtol_from_user+0x250/0x250 [ 91.323205][ T4532] proc_fail_nth_write+0x94/0x240 [ 91.328241][ T4532] ? proc_fail_nth_read+0x1d0/0x1d0 [ 91.333457][ T4532] vfs_write+0x219/0xb50 [ 91.337707][ T4532] ? __lock_acquire+0x1ff0/0x1ff0 [ 91.342829][ T4532] ? file_end_write+0x1c0/0x1c0 [ 91.347670][ T4532] ? mutex_lock_io_nested+0x60/0x60 [ 91.354190][ T4532] ? __fget_files+0x307/0x340 [ 91.358851][ T4532] ? mutex_lock_nested+0x17/0x20 [ 91.363868][ T4532] ? __fdget_pos+0x1c7/0x250 [ 91.368534][ T4532] ksys_write+0x165/0x250 [ 91.372939][ T4532] ? print_irqtrace_events+0x210/0x210 [ 91.378384][ T4532] ? __ia32_sys_read+0x80/0x80 [ 91.383125][ T4532] ? syscall_enter_from_user_mode+0x2e/0x230 [ 91.389087][ T4532] ? lockdep_hardirqs_on+0x94/0x130 [ 91.394294][ T4532] ? syscall_enter_from_user_mode+0x2e/0x230 [ 91.400536][ T4532] do_syscall_64+0x3d/0xb0 [ 91.405107][ T4532] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 91.411606][ T4532] RIP: 0033:0x7f353499fe7f [ 91.416005][ T4532] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 91.436026][ T4532] RSP: 002b:00007f3533d60160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 91.444439][ T4532] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f353499fe7f [ 91.452396][ T4532] RDX: 0000000000000001 RSI: 00007f3533d601e0 RDI: 0000000000000005 [ 91.460348][ T4532] RBP: 00007f3533d601d0 R08: 0000000000000000 R09: 0000000000000000 [ 91.468300][ T4532] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 91.476258][ T4532] R13: 00007ffcd2965baf R14: 00007f3533d60300 R15: 0000000000022000 [ 91.484225][ T4532] [ 91.487238][ T4536] CPU: 1 PID: 4536 Comm: syz-executor.4 Not tainted 5.15.109-syzkaller #0 [ 91.487310][ C0] vkms_vblank_simulate: vblank timer overrun [ 91.495745][ T4536] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 91.511763][ T4536] Call Trace: [ 91.515042][ T4536] [ 91.517969][ T4536] dump_stack_lvl+0x163/0x213 [ 91.522830][ T4536] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 91.528467][ T4536] ? panic+0x584/0x584 [ 91.532623][ T4536] ? __lock_acquire+0x1ff0/0x1ff0 [ 91.537731][ T4536] should_fail+0x38a/0x4c0 [ 91.542236][ T4536] _copy_from_user+0x26/0xf0 [ 91.546823][ T4536] kstrtouint_from_user+0xc6/0x240 [ 91.552018][ T4536] ? kstrtol_from_user+0x250/0x250 [ 91.557222][ T4536] proc_fail_nth_write+0x94/0x240 [ 91.562265][ T4536] ? proc_fail_nth_read+0x1d0/0x1d0 [ 91.567566][ T4536] vfs_write+0x219/0xb50 [ 91.571888][ T4536] ? __lock_acquire+0x1ff0/0x1ff0 [ 91.576987][ T4536] ? file_end_write+0x1c0/0x1c0 [ 91.581821][ T4536] ? mutex_lock_io_nested+0x60/0x60 [ 91.587178][ T4536] ? __fget_files+0x307/0x340 [ 91.592010][ T4536] ? mutex_lock_nested+0x17/0x20 [ 91.597023][ T4536] ? __fdget_pos+0x1c7/0x250 [ 91.601596][ T4536] ksys_write+0x165/0x250 [ 91.605913][ T4536] ? print_irqtrace_events+0x210/0x210 [ 91.611370][ T4536] ? __ia32_sys_read+0x80/0x80 [ 91.616215][ T4536] ? syscall_enter_from_user_mode+0x2e/0x230 [ 91.622195][ T4536] ? lockdep_hardirqs_on+0x94/0x130 [ 91.627389][ T4536] ? syscall_enter_from_user_mode+0x2e/0x230 [ 91.633354][ T4536] do_syscall_64+0x3d/0xb0 [ 91.637944][ T4536] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 91.643904][ T4536] RIP: 0033:0x7f90cb9d1e7f [ 91.648305][ T4536] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 91.667888][ T4536] RSP: 002b:00007f90cad92160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 91.676289][ T4536] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f90cb9d1e7f [ 91.684251][ T4536] RDX: 0000000000000001 RSI: 00007f90cad921e0 RDI: 0000000000000004 [ 91.692207][ T4536] RBP: 00007f90cad921d0 R08: 0000000000000000 R09: 0000000000000000 [ 91.700161][ T4536] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 91.708112][ T4536] R13: 00007ffeaea8517f R14: 00007f90cad92300 R15: 0000000000022000 [ 91.716083][ T4536] [ 91.719101][ T4529] CPU: 0 PID: 4529 Comm: syz-executor.0 Not tainted 5.15.109-syzkaller #0 [ 91.727685][ T4529] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 91.737731][ T4529] Call Trace: [ 91.741003][ T4529] [ 91.743917][ T4529] dump_stack_lvl+0x163/0x213 [ 91.748578][ T4529] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 91.754196][ T4529] ? panic+0x584/0x584 [ 91.758252][ T4529] ? __lock_acquire+0x1ff0/0x1ff0 [ 91.763262][ T4529] should_fail+0x38a/0x4c0 [ 91.767665][ T4529] _copy_from_user+0x26/0xf0 [ 91.772237][ T4529] kstrtouint_from_user+0xc6/0x240 [ 91.777337][ T4529] ? kstrtol_from_user+0x250/0x250 [ 91.782632][ T4529] proc_fail_nth_write+0x94/0x240 [ 91.787816][ T4529] ? proc_fail_nth_read+0x1d0/0x1d0 [ 91.793103][ T4529] vfs_write+0x219/0xb50 [ 91.797340][ T4529] ? __lock_acquire+0x1ff0/0x1ff0 [ 91.802470][ T4529] ? file_end_write+0x1c0/0x1c0 [ 91.807442][ T4529] ? mutex_lock_io_nested+0x60/0x60 [ 91.812835][ T4529] ? __fget_files+0x307/0x340 [ 91.817784][ T4529] ? mutex_lock_nested+0x17/0x20 [ 91.822880][ T4529] ? __fdget_pos+0x1c7/0x250 [ 91.827454][ T4529] ksys_write+0x165/0x250 [ 91.831770][ T4529] ? print_irqtrace_events+0x210/0x210 [ 91.833347][ T4542] FAULT_INJECTION: forcing a failure. [ 91.833347][ T4542] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 91.837345][ T4529] ? __ia32_sys_read+0x80/0x80 [ 91.837359][ T4529] ? syscall_enter_from_user_mode+0x2e/0x230 [ 91.837368][ T4529] ? lockdep_hardirqs_on+0x94/0x130 [ 91.837379][ T4529] ? syscall_enter_from_user_mode+0x2e/0x230 [ 91.837388][ T4529] do_syscall_64+0x3d/0xb0 [ 91.879068][ T4529] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 91.884954][ T4529] RIP: 0033:0x7f04f9354e7f [ 91.889369][ T4529] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 91.909435][ T4529] RSP: 002b:00007f04f86d3160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 91.918281][ T4529] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f04f9354e7f [ 91.926348][ T4529] RDX: 0000000000000001 RSI: 00007f04f86d31e0 RDI: 0000000000000005 [ 91.934480][ T4529] RBP: 00007f04f86d31d0 R08: 0000000000000000 R09: 0000000000000000 [ 91.942713][ T4529] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 91.950681][ T4529] R13: 00007ffc5860f1bf R14: 00007f04f86d3300 R15: 0000000000022000 [ 91.958661][ T4529] [ 91.961703][ T4542] CPU: 1 PID: 4542 Comm: syz-executor.2 Not tainted 5.15.109-syzkaller #0 [ 91.961734][ C0] vkms_vblank_simulate: vblank timer overrun [ 91.970206][ T4542] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 91.987021][ T4542] Call Trace: [ 91.990326][ T4542] [ 91.993260][ T4542] dump_stack_lvl+0x163/0x213 [ 91.997937][ T4542] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 92.003760][ T4542] ? panic+0x584/0x584 [ 92.007820][ T4542] ? __lock_acquire+0x1ff0/0x1ff0 [ 92.012929][ T4542] should_fail+0x38a/0x4c0 [ 92.017506][ T4542] _copy_from_user+0x26/0xf0 [ 92.022182][ T4542] kstrtouint_from_user+0xc6/0x240 [ 92.027470][ T4542] ? kstrtol_from_user+0x250/0x250 [ 92.032686][ T4542] proc_fail_nth_write+0x94/0x240 [ 92.037756][ T4542] ? proc_fail_nth_read+0x1d0/0x1d0 [ 92.042957][ T4542] vfs_write+0x219/0xb50 [ 92.047231][ T4542] ? __lock_acquire+0x1ff0/0x1ff0 [ 92.052348][ T4542] ? file_end_write+0x1c0/0x1c0 [ 92.057190][ T4542] ? mutex_lock_io_nested+0x60/0x60 [ 92.062473][ T4542] ? __fget_files+0x307/0x340 [ 92.067450][ T4542] ? mutex_lock_nested+0x17/0x20 [ 92.072475][ T4542] ? __fdget_pos+0x1c7/0x250 [ 92.077066][ T4542] ksys_write+0x165/0x250 [ 92.081395][ T4542] ? print_irqtrace_events+0x210/0x210 [ 92.086872][ T4542] ? __ia32_sys_read+0x80/0x80 [ 92.091645][ T4542] ? syscall_enter_from_user_mode+0x2e/0x230 [ 92.097683][ T4542] ? lockdep_hardirqs_on+0x94/0x130 [ 92.103194][ T4542] ? syscall_enter_from_user_mode+0x2e/0x230 [ 92.109160][ T4542] do_syscall_64+0x3d/0xb0 [ 92.113570][ T4542] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 92.119456][ T4542] RIP: 0033:0x7ff55216fe7f [ 92.123951][ T4542] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 92.143904][ T4542] RSP: 002b:00007ff5514ee160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 92.148615][ T4543] FAULT_INJECTION: forcing a failure. [ 92.148615][ T4543] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 92.152573][ T4542] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff55216fe7f [ 92.152582][ T4542] RDX: 0000000000000001 RSI: 00007ff5514ee1e0 RDI: 0000000000000005 [ 92.152587][ T4542] RBP: 00007ff5514ee1d0 R08: 0000000000000000 R09: 0000000000000000 [ 92.152591][ T4542] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 92.152596][ T4542] R13: 00007ffe4fd759df R14: 00007ff5514ee300 R15: 0000000000022000 [ 92.152614][ T4542] [ 92.210908][ T4543] CPU: 0 PID: 4543 Comm: syz-executor.5 Not tainted 5.15.109-syzkaller #0 [ 92.219791][ T4543] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 92.230115][ T4543] Call Trace: [ 92.233695][ T4543] [ 92.236623][ T4543] dump_stack_lvl+0x163/0x213 [ 92.241292][ T4543] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 92.246908][ T4543] ? panic+0x584/0x584 [ 92.250961][ T4543] ? __lock_acquire+0x1ff0/0x1ff0 [ 92.256206][ T4543] should_fail+0x38a/0x4c0 [ 92.260698][ T4543] _copy_from_user+0x26/0xf0 [ 92.265695][ T4543] kstrtouint_from_user+0xc6/0x240 [ 92.271152][ T4543] ? kstrtol_from_user+0x250/0x250 [ 92.277059][ T4543] proc_fail_nth_write+0x94/0x240 [ 92.282101][ T4543] ? proc_fail_nth_read+0x1d0/0x1d0 [ 92.287940][ T4543] vfs_write+0x219/0xb50 [ 92.292189][ T4543] ? __lock_acquire+0x1ff0/0x1ff0 [ 92.297560][ T4543] ? file_end_write+0x1c0/0x1c0 [ 92.302478][ T4543] ? mutex_lock_io_nested+0x60/0x60 [ 92.307663][ T4543] ? __fget_files+0x307/0x340 [ 92.312347][ T4543] ? mutex_lock_nested+0x17/0x20 [ 92.317352][ T4543] ? __fdget_pos+0x1c7/0x250 [ 92.321935][ T4543] ksys_write+0x165/0x250 [ 92.322390][ T4549] FAULT_INJECTION: forcing a failure. [ 92.322390][ T4549] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 92.326414][ T4543] ? print_irqtrace_events+0x210/0x210 [ 92.326431][ T4543] ? __ia32_sys_read+0x80/0x80 [ 92.326439][ T4543] ? syscall_enter_from_user_mode+0x2e/0x230 [ 92.326447][ T4543] ? lockdep_hardirqs_on+0x94/0x130 [ 92.361137][ T4543] ? syscall_enter_from_user_mode+0x2e/0x230 [ 92.367321][ T4543] do_syscall_64+0x3d/0xb0 [ 92.371741][ T4543] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 92.377628][ T4543] RIP: 0033:0x7f97d1b39e7f [ 92.382285][ T4543] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 92.402483][ T4543] RSP: 002b:00007f97d0efa160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 92.410980][ T4543] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f97d1b39e7f [ 92.418941][ T4543] RDX: 0000000000000001 RSI: 00007f97d0efa1e0 RDI: 0000000000000004 [ 92.426910][ T4543] RBP: 00007f97d0efa1d0 R08: 0000000000000000 R09: 0000000000000000 [ 92.435006][ T4543] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 92.443142][ T4543] R13: 00007ffe355048ef R14: 00007f97d0efa300 R15: 0000000000022000 [ 92.451284][ T4543] [ 92.454323][ T4533] CPU: 1 PID: 4533 Comm: syz-executor.3 Not tainted 5.15.109-syzkaller #0 [ 92.454350][ C0] vkms_vblank_simulate: vblank timer overrun [ 92.462914][ T4533] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 92.479062][ T4533] Call Trace: [ 92.482340][ T4533] [ 92.485269][ T4533] dump_stack_lvl+0x163/0x213 [ 92.489951][ T4533] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 92.495777][ T4533] ? panic+0x584/0x584 [ 92.499852][ T4533] ? __lock_acquire+0x1ff0/0x1ff0 [ 92.504891][ T4533] should_fail+0x38a/0x4c0 [ 92.509324][ T4533] _copy_from_user+0x26/0xf0 [ 92.514109][ T4533] kstrtouint_from_user+0xc6/0x240 [ 92.519310][ T4533] ? kstrtol_from_user+0x250/0x250 [ 92.524581][ T4533] proc_fail_nth_write+0x94/0x240 [ 92.529688][ T4533] ? proc_fail_nth_read+0x1d0/0x1d0 [ 92.535139][ T4533] vfs_write+0x219/0xb50 [ 92.539917][ T4533] ? __lock_acquire+0x1ff0/0x1ff0 [ 92.545163][ T4533] ? file_end_write+0x1c0/0x1c0 [ 92.550134][ T4533] ? mutex_lock_io_nested+0x60/0x60 [ 92.555346][ T4533] ? __fget_files+0x307/0x340 [ 92.560016][ T4533] ? mutex_lock_nested+0x17/0x20 [ 92.565025][ T4533] ? __fdget_pos+0x1c7/0x250 [ 92.569776][ T4533] ksys_write+0x165/0x250 [ 92.574641][ T4533] ? print_irqtrace_events+0x210/0x210 [ 92.580283][ T4533] ? __ia32_sys_read+0x80/0x80 [ 92.585214][ T4533] ? syscall_enter_from_user_mode+0x2e/0x230 [ 92.591198][ T4533] ? lockdep_hardirqs_on+0x94/0x130 [ 92.596705][ T4533] ? syscall_enter_from_user_mode+0x2e/0x230 [ 92.602699][ T4533] do_syscall_64+0x3d/0xb0 [ 92.607109][ T4533] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 92.612994][ T4533] RIP: 0033:0x7f1f868bde7f [ 92.617486][ T4533] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 92.637978][ T4533] RSP: 002b:00007f1f85c7e160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 92.646843][ T4533] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1f868bde7f [ 92.654902][ T4533] RDX: 0000000000000001 RSI: 00007f1f85c7e1e0 RDI: 0000000000000005 [ 92.662858][ T4533] RBP: 00007f1f85c7e1d0 R08: 0000000000000000 R09: 0000000000000000 [ 92.670997][ T4533] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 92.678957][ T4533] R13: 00007ffd1faffe1f R14: 00007f1f85c7e300 R15: 0000000000022000 [ 92.687195][ T4533] [ 92.690225][ T4549] CPU: 0 PID: 4549 Comm: syz-executor.0 Not tainted 5.15.109-syzkaller #0 [ 92.698912][ T4549] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 92.709111][ T4549] Call Trace: [ 92.712397][ T4549] [ 92.715328][ T4549] dump_stack_lvl+0x163/0x213 [ 92.720011][ T4549] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 92.725737][ T4549] ? panic+0x584/0x584 [ 92.729805][ T4549] ? __lock_acquire+0x1ff0/0x1ff0 [ 92.734843][ T4549] should_fail+0x38a/0x4c0 [ 92.739353][ T4549] _copy_from_user+0x26/0xf0 [ 92.744144][ T4549] kstrtouint_from_user+0xc6/0x240 [ 92.749446][ T4549] ? kstrtol_from_user+0x250/0x250 [ 92.754675][ T4549] proc_fail_nth_write+0x94/0x240 [ 92.759876][ T4549] ? proc_fail_nth_read+0x1d0/0x1d0 [ 92.765232][ T4549] vfs_write+0x219/0xb50 [ 92.769922][ T4549] ? __lock_acquire+0x1ff0/0x1ff0 [ 92.775223][ T4549] ? file_end_write+0x1c0/0x1c0 [ 92.780423][ T4549] ? mutex_lock_io_nested+0x60/0x60 [ 92.785651][ T4549] ? __fget_files+0x307/0x340 [ 92.789599][ T4560] FAULT_INJECTION: forcing a failure. [ 92.789599][ T4560] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 92.790415][ T4549] ? mutex_lock_nested+0x17/0x20 [ 92.790430][ T4549] ? __fdget_pos+0x1c7/0x250 [ 92.790441][ T4549] ksys_write+0x165/0x250 [ 92.817882][ T4549] ? print_irqtrace_events+0x210/0x210 [ 92.823886][ T4549] ? __ia32_sys_read+0x80/0x80 [ 92.828650][ T4549] ? syscall_enter_from_user_mode+0x2e/0x230 [ 92.834628][ T4549] ? lockdep_hardirqs_on+0x94/0x130 [ 92.839924][ T4549] ? syscall_enter_from_user_mode+0x2e/0x230 [ 92.845913][ T4549] do_syscall_64+0x3d/0xb0 [ 92.850320][ T4549] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 92.856197][ T4549] RIP: 0033:0x7f04f9354e7f [ 92.856466][ T4566] FAULT_INJECTION: forcing a failure. [ 92.856466][ T4566] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 92.860710][ T4549] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 92.860718][ T4549] RSP: 002b:00007f04f86d3160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 92.860729][ T4549] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f04f9354e7f [ 92.860735][ T4549] RDX: 0000000000000001 RSI: 00007f04f86d31e0 RDI: 0000000000000005 [ 92.860740][ T4549] RBP: 00007f04f86d31d0 R08: 0000000000000000 R09: 0000000000000000 [ 92.887824][ T4567] FAULT_INJECTION: forcing a failure. [ 92.887824][ T4567] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 92.895244][ T4549] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 92.895254][ T4549] R13: 00007ffc5860f1bf R14: 00007f04f86d3300 R15: 0000000000022000 [ 92.895272][ T4549] [ 92.895370][ C0] vkms_vblank_simulate: vblank timer overrun [ 92.906112][ T4568] FAULT_INJECTION: forcing a failure. [ 92.906112][ T4568] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 92.912874][ T4566] CPU: 0 PID: 4566 Comm: syz-executor.3 Not tainted 5.15.109-syzkaller #0 [ 92.986779][ T4570] FAULT_INJECTION: forcing a failure. [ 92.986779][ T4570] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 92.989510][ T4566] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 92.989517][ T4566] Call Trace: [ 92.989522][ T4566] [ 92.989527][ T4566] dump_stack_lvl+0x163/0x213 [ 92.989544][ T4566] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 93.029826][ T4566] ? panic+0x584/0x584 [ 93.034148][ T4566] ? __lock_acquire+0x1ff0/0x1ff0 [ 93.039180][ T4566] should_fail+0x38a/0x4c0 [ 93.043762][ T4566] _copy_from_user+0x26/0xf0 [ 93.048510][ T4566] kstrtouint_from_user+0xc6/0x240 [ 93.053788][ T4566] ? kstrtol_from_user+0x250/0x250 [ 93.059043][ T4566] proc_fail_nth_write+0x94/0x240 [ 93.064235][ T4566] ? proc_fail_nth_read+0x1d0/0x1d0 [ 93.069424][ T4566] vfs_write+0x219/0xb50 [ 93.073670][ T4566] ? __lock_acquire+0x1ff0/0x1ff0 [ 93.078967][ T4566] ? file_end_write+0x1c0/0x1c0 [ 93.084173][ T4566] ? mutex_lock_io_nested+0x60/0x60 [ 93.089627][ T4566] ? __fget_files+0x307/0x340 [ 93.094382][ T4566] ? mutex_lock_nested+0x17/0x20 [ 93.099299][ T4566] ? __fdget_pos+0x1c7/0x250 [ 93.103960][ T4566] ksys_write+0x165/0x250 [ 93.108363][ T4566] ? print_irqtrace_events+0x210/0x210 [ 93.113985][ T4566] ? __ia32_sys_read+0x80/0x80 [ 93.119041][ T4566] ? syscall_enter_from_user_mode+0x2e/0x230 [ 93.125007][ T4566] ? lockdep_hardirqs_on+0x94/0x130 [ 93.130711][ T4566] ? syscall_enter_from_user_mode+0x2e/0x230 [ 93.136761][ T4566] do_syscall_64+0x3d/0xb0 [ 93.141191][ T4566] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 93.147371][ T4566] RIP: 0033:0x7f1f868bde7f [ 93.151856][ T4566] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 93.171905][ T4566] RSP: 002b:00007f1f85c3c160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 93.180309][ T4566] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1f868bde7f [ 93.188360][ T4566] RDX: 0000000000000001 RSI: 00007f1f85c3c1e0 RDI: 0000000000000005 [ 93.196324][ T4566] RBP: 00007f1f85c3c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 93.204500][ T4566] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 93.212653][ T4566] R13: 00007ffd1faffe1f R14: 00007f1f85c3c300 R15: 0000000000022000 [ 93.220659][ T4566] [ 93.223855][ T4560] CPU: 1 PID: 4560 Comm: syz-executor.4 Not tainted 5.15.109-syzkaller #0 [ 93.223938][ C0] vkms_vblank_simulate: vblank timer overrun [ 93.232515][ T4560] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 93.232523][ T4560] Call Trace: [ 93.252113][ T4560] [ 93.255052][ T4560] dump_stack_lvl+0x163/0x213 [ 93.259912][ T4560] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 93.265567][ T4560] ? panic+0x584/0x584 [ 93.269710][ T4560] ? __lock_acquire+0x1ff0/0x1ff0 [ 93.274737][ T4560] should_fail+0x38a/0x4c0 [ 93.279157][ T4560] _copy_from_user+0x26/0xf0 [ 93.283877][ T4560] kstrtouint_from_user+0xc6/0x240 [ 93.289000][ T4560] ? kstrtol_from_user+0x250/0x250 [ 93.294130][ T4560] proc_fail_nth_write+0x94/0x240 [ 93.299156][ T4560] ? proc_fail_nth_read+0x1d0/0x1d0 [ 93.304458][ T4560] vfs_write+0x219/0xb50 [ 93.308844][ T4560] ? __lock_acquire+0x1ff0/0x1ff0 [ 93.314048][ T4560] ? file_end_write+0x1c0/0x1c0 [ 93.318976][ T4560] ? mutex_lock_io_nested+0x60/0x60 [ 93.324429][ T4560] ? __fget_files+0x307/0x340 [ 93.329284][ T4560] ? mutex_lock_nested+0x17/0x20 [ 93.334311][ T4560] ? __fdget_pos+0x1c7/0x250 [ 93.338992][ T4560] ksys_write+0x165/0x250 [ 93.343317][ T4560] ? print_irqtrace_events+0x210/0x210 [ 93.348769][ T4560] ? __ia32_sys_read+0x80/0x80 [ 93.353620][ T4560] ? syscall_enter_from_user_mode+0x2e/0x230 [ 93.360101][ T4560] ? lockdep_hardirqs_on+0x94/0x130 [ 93.365291][ T4560] ? syscall_enter_from_user_mode+0x2e/0x230 [ 93.371278][ T4560] do_syscall_64+0x3d/0xb0 [ 93.375709][ T4560] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 93.382136][ T4560] RIP: 0033:0x7f90cb9d1e7f [ 93.386540][ T4560] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 93.406658][ T4560] RSP: 002b:00007f90cad71160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 93.415250][ T4560] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f90cb9d1e7f [ 93.423304][ T4560] RDX: 0000000000000001 RSI: 00007f90cad711e0 RDI: 0000000000000005 [ 93.431268][ T4560] RBP: 00007f90cad711d0 R08: 0000000000000000 R09: 0000000000000000 [ 93.439241][ T4560] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 93.447473][ T4560] R13: 00007ffeaea8517f R14: 00007f90cad71300 R15: 0000000000022000 [ 93.455548][ T4560] [ 93.468888][ T4567] CPU: 0 PID: 4567 Comm: syz-executor.1 Not tainted 5.15.109-syzkaller #0 [ 93.477414][ T4567] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 93.487556][ T4567] Call Trace: [ 93.490867][ T4567] [ 93.493827][ T4567] dump_stack_lvl+0x163/0x213 [ 93.498589][ T4567] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 93.504387][ T4567] ? panic+0x584/0x584 [ 93.508463][ T4567] ? __lock_acquire+0x1ff0/0x1ff0 [ 93.513491][ T4567] should_fail+0x38a/0x4c0 [ 93.518076][ T4567] _copy_from_user+0x26/0xf0 [ 93.522682][ T4567] kstrtouint_from_user+0xc6/0x240 [ 93.527515][ T4575] FAULT_INJECTION: forcing a failure. [ 93.527515][ T4575] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 93.527979][ T4567] ? kstrtol_from_user+0x250/0x250 [ 93.546320][ T4567] proc_fail_nth_write+0x94/0x240 [ 93.551353][ T4567] ? proc_fail_nth_read+0x1d0/0x1d0 [ 93.556548][ T4567] vfs_write+0x219/0xb50 [ 93.560801][ T4567] ? __lock_acquire+0x1ff0/0x1ff0 [ 93.565815][ T4567] ? file_end_write+0x1c0/0x1c0 [ 93.570819][ T4567] ? mutex_lock_io_nested+0x60/0x60 [ 93.576006][ T4567] ? __fget_files+0x307/0x340 [ 93.581023][ T4567] ? mutex_lock_nested+0x17/0x20 [ 93.586042][ T4567] ? __fdget_pos+0x1c7/0x250 [ 93.590633][ T4567] ksys_write+0x165/0x250 [ 93.595034][ T4567] ? print_irqtrace_events+0x210/0x210 [ 93.600493][ T4567] ? __ia32_sys_read+0x80/0x80 [ 93.605417][ T4567] ? syscall_enter_from_user_mode+0x2e/0x230 [ 93.611681][ T4567] ? lockdep_hardirqs_on+0x94/0x130 [ 93.617050][ T4567] ? syscall_enter_from_user_mode+0x2e/0x230 [ 93.623105][ T4567] do_syscall_64+0x3d/0xb0 [ 93.627511][ T4567] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 93.633388][ T4567] RIP: 0033:0x7f353499fe7f [ 93.637973][ T4567] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 93.646315][ T4578] FAULT_INJECTION: forcing a failure. [ 93.646315][ T4578] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 93.658064][ T4567] RSP: 002b:00007f3533cfd160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 93.658091][ T4567] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f353499fe7f [ 93.658096][ T4567] RDX: 0000000000000001 RSI: 00007f3533cfd1e0 RDI: 0000000000000005 [ 93.658100][ T4567] RBP: 00007f3533cfd1d0 R08: 0000000000000000 R09: 0000000000000000 [ 93.658104][ T4567] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 93.658108][ T4567] R13: 00007ffcd2965baf R14: 00007f3533cfd300 R15: 0000000000022000 [ 93.658127][ T4567] [ 93.723335][ T4575] CPU: 1 PID: 4575 Comm: syz-executor.0 Not tainted 5.15.109-syzkaller #0 [ 93.723371][ C0] vkms_vblank_simulate: vblank timer overrun [ 93.731923][ T4575] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 93.748469][ T4575] Call Trace: [ 93.751749][ T4575] [ 93.754760][ T4575] dump_stack_lvl+0x163/0x213 [ 93.759434][ T4575] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 93.765054][ T4575] ? panic+0x584/0x584 [ 93.769111][ T4575] ? __lock_acquire+0x1ff0/0x1ff0 [ 93.774222][ T4575] should_fail+0x38a/0x4c0 [ 93.778651][ T4575] _copy_from_user+0x26/0xf0 [ 93.783269][ T4575] kstrtouint_from_user+0xc6/0x240 [ 93.788369][ T4575] ? kstrtol_from_user+0x250/0x250 [ 93.793490][ T4575] proc_fail_nth_write+0x94/0x240 [ 93.798730][ T4575] ? proc_fail_nth_read+0x1d0/0x1d0 [ 93.804366][ T4575] vfs_write+0x219/0xb50 [ 93.809683][ T4575] ? __lock_acquire+0x1ff0/0x1ff0 [ 93.815219][ T4575] ? file_end_write+0x1c0/0x1c0 [ 93.820057][ T4575] ? mutex_lock_io_nested+0x60/0x60 [ 93.825255][ T4575] ? __fget_files+0x307/0x340 [ 93.830279][ T4575] ? mutex_lock_nested+0x17/0x20 [ 93.835306][ T4575] ? __fdget_pos+0x1c7/0x250 [ 93.840157][ T4575] ksys_write+0x165/0x250 [ 93.844649][ T4575] ? print_irqtrace_events+0x210/0x210 [ 93.850103][ T4575] ? __ia32_sys_read+0x80/0x80 [ 93.855041][ T4575] ? syscall_enter_from_user_mode+0x2e/0x230 [ 93.861491][ T4575] ? lockdep_hardirqs_on+0x94/0x130 [ 93.867858][ T4575] ? syscall_enter_from_user_mode+0x2e/0x230 [ 93.873836][ T4575] do_syscall_64+0x3d/0xb0 [ 93.878430][ T4575] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 93.884568][ T4575] RIP: 0033:0x7f04f9354e7f [ 93.889032][ T4575] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 93.909605][ T4575] RSP: 002b:00007f04f86f4160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 93.918296][ T4575] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f04f9354e7f [ 93.926609][ T4575] RDX: 0000000000000001 RSI: 00007f04f86f41e0 RDI: 0000000000000005 [ 93.934934][ T4575] RBP: 00007f04f86f41d0 R08: 0000000000000000 R09: 0000000000000000 [ 93.943349][ T4575] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 93.951677][ T4575] R13: 00007ffc5860f1bf R14: 00007f04f86f4300 R15: 0000000000022000 [ 93.960016][ T4575] [ 93.963587][ T4578] CPU: 0 PID: 4578 Comm: syz-executor.3 Not tainted 5.15.109-syzkaller #0 [ 93.973387][ T4578] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 93.983451][ T4578] Call Trace: [ 93.986743][ T4578] [ 93.989665][ T4578] dump_stack_lvl+0x163/0x213 [ 93.994426][ T4578] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 94.000045][ T4578] ? panic+0x584/0x584 [ 94.004391][ T4578] ? __lock_acquire+0x1ff0/0x1ff0 [ 94.009415][ T4578] should_fail+0x38a/0x4c0 [ 94.013837][ T4578] _copy_from_user+0x26/0xf0 [ 94.018410][ T4578] kstrtouint_from_user+0xc6/0x240 [ 94.023590][ T4578] ? kstrtol_from_user+0x250/0x250 [ 94.028785][ T4578] proc_fail_nth_write+0x94/0x240 [ 94.033813][ T4578] ? proc_fail_nth_read+0x1d0/0x1d0 [ 94.039192][ T4578] vfs_write+0x219/0xb50 [ 94.043603][ T4578] ? __lock_acquire+0x1ff0/0x1ff0 [ 94.048625][ T4578] ? file_end_write+0x1c0/0x1c0 [ 94.053573][ T4578] ? mutex_lock_io_nested+0x60/0x60 [ 94.058795][ T4578] ? __fget_files+0x307/0x340 [ 94.063479][ T4578] ? mutex_lock_nested+0x17/0x20 [ 94.068622][ T4578] ? __fdget_pos+0x1c7/0x250 [ 94.073200][ T4578] ksys_write+0x165/0x250 [ 94.077523][ T4578] ? print_irqtrace_events+0x210/0x210 [ 94.083080][ T4578] ? __ia32_sys_read+0x80/0x80 [ 94.087849][ T4578] ? syscall_enter_from_user_mode+0x2e/0x230 [ 94.093999][ T4578] ? lockdep_hardirqs_on+0x94/0x130 [ 94.099390][ T4578] ? syscall_enter_from_user_mode+0x2e/0x230 [ 94.105504][ T4578] do_syscall_64+0x3d/0xb0 [ 94.110031][ T4578] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 94.115920][ T4578] RIP: 0033:0x7f1f868bde7f [ 94.120336][ T4578] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 94.140126][ T4578] RSP: 002b:00007f1f85c1b160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 94.148819][ T4578] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1f868bde7f [ 94.156860][ T4578] RDX: 0000000000000001 RSI: 00007f1f85c1b1e0 RDI: 0000000000000005 [ 94.164986][ T4578] RBP: 00007f1f85c1b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 94.173139][ T4578] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 94.181188][ T4578] R13: 00007ffd1faffe1f R14: 00007f1f85c1b300 R15: 0000000000022000 [ 94.189292][ T4578] [ 94.192294][ T4570] CPU: 1 PID: 4570 Comm: syz-executor.5 Not tainted 5.15.109-syzkaller #0 [ 94.192363][ C0] vkms_vblank_simulate: vblank timer overrun [ 94.201043][ T4570] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 94.201050][ T4570] Call Trace: [ 94.220607][ T4570] [ 94.223713][ T4570] dump_stack_lvl+0x163/0x213 [ 94.228562][ T4570] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 94.234302][ T4570] ? panic+0x584/0x584 [ 94.238399][ T4570] ? __lock_acquire+0x1ff0/0x1ff0 [ 94.243432][ T4570] should_fail+0x38a/0x4c0 [ 94.247952][ T4570] _copy_from_user+0x26/0xf0 [ 94.252718][ T4570] kstrtouint_from_user+0xc6/0x240 [ 94.257914][ T4570] ? kstrtol_from_user+0x250/0x250 [ 94.263138][ T4570] proc_fail_nth_write+0x94/0x240 [ 94.268243][ T4570] ? proc_fail_nth_read+0x1d0/0x1d0 [ 94.274404][ T4570] vfs_write+0x219/0xb50 [ 94.278907][ T4570] ? __lock_acquire+0x1ff0/0x1ff0 [ 94.283920][ T4570] ? file_end_write+0x1c0/0x1c0 [ 94.288849][ T4570] ? mutex_lock_io_nested+0x60/0x60 [ 94.294088][ T4570] ? __fget_files+0x307/0x340 [ 94.298752][ T4570] ? mutex_lock_nested+0x17/0x20 [ 94.304193][ T4570] ? __fdget_pos+0x1c7/0x250 [ 94.308823][ T4570] ksys_write+0x165/0x250 [ 94.313864][ T4570] ? print_irqtrace_events+0x210/0x210 [ 94.319325][ T4570] ? __ia32_sys_read+0x80/0x80 [ 94.324395][ T4570] ? syscall_enter_from_user_mode+0x2e/0x230 [ 94.330361][ T4570] ? lockdep_hardirqs_on+0x94/0x130 [ 94.335878][ T4570] ? syscall_enter_from_user_mode+0x2e/0x230 [ 94.342072][ T4570] do_syscall_64+0x3d/0xb0 [ 94.346596][ T4570] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 94.352649][ T4570] RIP: 0033:0x7f97d1b39e7f [ 94.357056][ T4570] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 94.376764][ T4570] RSP: 002b:00007f97d0e97160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 94.385343][ T4570] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f97d1b39e7f [ 94.393415][ T4570] RDX: 0000000000000001 RSI: 00007f97d0e971e0 RDI: 0000000000000005 [ 94.401597][ T4570] RBP: 00007f97d0e971d0 R08: 0000000000000000 R09: 0000000000000000 [ 94.409662][ T4570] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 94.417805][ T4570] R13: 00007ffe355048ef R14: 00007f97d0e97300 R15: 0000000000022000 [ 94.425780][ T4570] [ 94.428792][ T4568] CPU: 0 PID: 4568 Comm: syz-executor.2 Not tainted 5.15.109-syzkaller #0 [ 94.437465][ T4568] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 94.447517][ T4568] Call Trace: [ 94.450886][ T4568] [ 94.453862][ T4568] dump_stack_lvl+0x163/0x213 [ 94.458638][ T4568] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 94.464269][ T4568] ? panic+0x584/0x584 [ 94.468343][ T4568] ? __lock_acquire+0x1ff0/0x1ff0 [ 94.473462][ T4568] should_fail+0x38a/0x4c0 [ 94.477976][ T4568] _copy_from_user+0x26/0xf0 [ 94.483129][ T4568] kstrtouint_from_user+0xc6/0x240 [ 94.488253][ T4568] ? kstrtol_from_user+0x250/0x250 [ 94.492380][ T4585] FAULT_INJECTION: forcing a failure. [ 94.492380][ T4585] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 94.493366][ T4568] proc_fail_nth_write+0x94/0x240 [ 94.511741][ T4568] ? proc_fail_nth_read+0x1d0/0x1d0 [ 94.516958][ T4568] vfs_write+0x219/0xb50 [ 94.521194][ T4568] ? __lock_acquire+0x1ff0/0x1ff0 [ 94.526299][ T4568] ? file_end_write+0x1c0/0x1c0 [ 94.531232][ T4568] ? mutex_lock_io_nested+0x60/0x60 [ 94.536515][ T4568] ? __fget_files+0x307/0x340 [ 94.541213][ T4568] ? mutex_lock_nested+0x17/0x20 [ 94.546159][ T4568] ? __fdget_pos+0x1c7/0x250 [ 94.550930][ T4568] ksys_write+0x165/0x250 [ 94.555575][ T4568] ? print_irqtrace_events+0x210/0x210 [ 94.561136][ T4568] ? __ia32_sys_read+0x80/0x80 [ 94.565898][ T4568] ? syscall_enter_from_user_mode+0x2e/0x230 [ 94.571861][ T4568] ? lockdep_hardirqs_on+0x94/0x130 [ 94.573484][ T4588] FAULT_INJECTION: forcing a failure. [ 94.573484][ T4588] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 94.577047][ T4568] ? syscall_enter_from_user_mode+0x2e/0x230 [ 94.591720][ T4589] FAULT_INJECTION: forcing a failure. [ 94.591720][ T4589] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 94.596696][ T4568] do_syscall_64+0x3d/0xb0 [ 94.596713][ T4568] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 94.596722][ T4568] RIP: 0033:0x7ff55216fe7f [ 94.596731][ T4568] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 94.596738][ T4568] RSP: 002b:00007ff5514ee160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 94.653475][ T4568] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff55216fe7f [ 94.661552][ T4568] RDX: 0000000000000001 RSI: 00007ff5514ee1e0 RDI: 0000000000000005 [ 94.669597][ T4568] RBP: 00007ff5514ee1d0 R08: 0000000000000000 R09: 0000000000000000 [ 94.677638][ T4568] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 94.686035][ T4568] R13: 00007ffe4fd759df R14: 00007ff5514ee300 R15: 0000000000022000 [ 94.694150][ T4568] [ 94.697254][ T4588] CPU: 1 PID: 4588 Comm: syz-executor.4 Not tainted 5.15.109-syzkaller #0 [ 94.697358][ C0] vkms_vblank_simulate: vblank timer overrun [ 94.705761][ T4588] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 94.722004][ T4588] Call Trace: [ 94.725280][ T4588] [ 94.728300][ T4588] dump_stack_lvl+0x163/0x213 [ 94.732969][ T4588] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 94.738675][ T4588] ? panic+0x584/0x584 [ 94.742744][ T4588] ? __lock_acquire+0x1ff0/0x1ff0 [ 94.747888][ T4588] should_fail+0x38a/0x4c0 [ 94.752499][ T4588] _copy_from_user+0x26/0xf0 [ 94.757093][ T4588] kstrtouint_from_user+0xc6/0x240 [ 94.762364][ T4588] ? kstrtol_from_user+0x250/0x250 [ 94.767727][ T4588] proc_fail_nth_write+0x94/0x240 [ 94.772758][ T4588] ? proc_fail_nth_read+0x1d0/0x1d0 [ 94.777946][ T4588] vfs_write+0x219/0xb50 [ 94.782256][ T4588] ? __lock_acquire+0x1ff0/0x1ff0 [ 94.787724][ T4588] ? file_end_write+0x1c0/0x1c0 [ 94.792566][ T4588] ? mutex_lock_io_nested+0x60/0x60 [ 94.797759][ T4588] ? __fget_files+0x307/0x340 [ 94.802436][ T4588] ? mutex_lock_nested+0x17/0x20 [ 94.808336][ T4588] ? __fdget_pos+0x1c7/0x250 [ 94.813187][ T4588] ksys_write+0x165/0x250 [ 94.817692][ T4588] ? print_irqtrace_events+0x210/0x210 [ 94.823255][ T4588] ? __ia32_sys_read+0x80/0x80 [ 94.828265][ T4588] ? syscall_enter_from_user_mode+0x2e/0x230 [ 94.834980][ T4588] ? lockdep_hardirqs_on+0x94/0x130 [ 94.840398][ T4588] ? syscall_enter_from_user_mode+0x2e/0x230 [ 94.846551][ T4588] do_syscall_64+0x3d/0xb0 [ 94.851091][ T4588] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 94.857065][ T4588] RIP: 0033:0x7f90cb9d1e7f [ 94.861472][ T4588] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 94.881671][ T4588] RSP: 002b:00007f90cad50160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 94.890097][ T4588] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f90cb9d1e7f [ 94.898154][ T4588] RDX: 0000000000000001 RSI: 00007f90cad501e0 RDI: 0000000000000005 [ 94.906122][ T4588] RBP: 00007f90cad501d0 R08: 0000000000000000 R09: 0000000000000000 [ 94.914098][ T4588] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 94.922229][ T4588] R13: 00007ffeaea8517f R14: 00007f90cad50300 R15: 0000000000022000 [ 94.930201][ T4588] [ 94.933390][ T4585] CPU: 0 PID: 4585 Comm: syz-executor.1 Not tainted 5.15.109-syzkaller #0 [ 94.941973][ T4585] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 94.952724][ T4585] Call Trace: [ 94.956059][ T4585] [ 94.959286][ T4585] dump_stack_lvl+0x163/0x213 [ 94.964100][ T4585] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 94.969741][ T4585] ? panic+0x584/0x584 [ 94.973984][ T4585] ? __lock_acquire+0x1ff0/0x1ff0 [ 94.979126][ T4585] should_fail+0x38a/0x4c0 [ 94.983576][ T4585] _copy_from_user+0x26/0xf0 [ 94.988336][ T4585] kstrtouint_from_user+0xc6/0x240 [ 94.993431][ T4585] ? kstrtol_from_user+0x250/0x250 [ 94.998628][ T4585] proc_fail_nth_write+0x94/0x240 [ 94.999528][ T4594] FAULT_INJECTION: forcing a failure. [ 94.999528][ T4594] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 95.004189][ T4585] ? proc_fail_nth_read+0x1d0/0x1d0 [ 95.004211][ T4585] vfs_write+0x219/0xb50 [ 95.004222][ T4585] ? __lock_acquire+0x1ff0/0x1ff0 [ 95.018700][ T4595] FAULT_INJECTION: forcing a failure. [ 95.018700][ T4595] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 95.022677][ T4585] ? file_end_write+0x1c0/0x1c0 [ 95.049700][ T4585] ? mutex_lock_io_nested+0x60/0x60 [ 95.054920][ T4585] ? __fget_files+0x307/0x340 [ 95.059765][ T4585] ? mutex_lock_nested+0x17/0x20 [ 95.064888][ T4585] ? __fdget_pos+0x1c7/0x250 [ 95.070090][ T4585] ksys_write+0x165/0x250 [ 95.074410][ T4585] ? print_irqtrace_events+0x210/0x210 [ 95.080131][ T4585] ? __ia32_sys_read+0x80/0x80 [ 95.085366][ T4585] ? syscall_enter_from_user_mode+0x2e/0x230 [ 95.091511][ T4585] ? lockdep_hardirqs_on+0x94/0x130 [ 95.096780][ T4585] ? syscall_enter_from_user_mode+0x2e/0x230 [ 95.102751][ T4585] do_syscall_64+0x3d/0xb0 [ 95.107254][ T4585] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 95.113475][ T4585] RIP: 0033:0x7f353499fe7f [ 95.118165][ T4585] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 95.140095][ T4585] RSP: 002b:00007f3533d3f160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 95.149274][ T4585] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f353499fe7f [ 95.157320][ T4585] RDX: 0000000000000001 RSI: 00007f3533d3f1e0 RDI: 0000000000000005 [ 95.165288][ T4585] RBP: 00007f3533d3f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 95.173240][ T4585] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 95.181191][ T4585] R13: 00007ffcd2965baf R14: 00007f3533d3f300 R15: 0000000000022000 [ 95.189244][ T4585] [ 95.192336][ T4595] CPU: 1 PID: 4595 Comm: syz-executor.2 Not tainted 5.15.109-syzkaller #0 [ 95.192436][ C0] vkms_vblank_simulate: vblank timer overrun [ 95.201342][ T4595] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 95.201349][ T4595] Call Trace: [ 95.221916][ T4595] [ 95.224977][ T4595] dump_stack_lvl+0x163/0x213 [ 95.229859][ T4595] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 95.235572][ T4595] ? panic+0x584/0x584 [ 95.239628][ T4595] ? __lock_acquire+0x1ff0/0x1ff0 [ 95.244645][ T4595] should_fail+0x38a/0x4c0 [ 95.249308][ T4595] _copy_from_user+0x26/0xf0 [ 95.253883][ T4595] kstrtouint_from_user+0xc6/0x240 [ 95.258984][ T4595] ? kstrtol_from_user+0x250/0x250 [ 95.264111][ T4595] proc_fail_nth_write+0x94/0x240 [ 95.269300][ T4595] ? proc_fail_nth_read+0x1d0/0x1d0 [ 95.274763][ T4595] vfs_write+0x219/0xb50 [ 95.279021][ T4595] ? __lock_acquire+0x1ff0/0x1ff0 [ 95.284213][ T4595] ? file_end_write+0x1c0/0x1c0 [ 95.289051][ T4595] ? mutex_lock_io_nested+0x60/0x60 [ 95.294257][ T4595] ? __fget_files+0x307/0x340 [ 95.299016][ T4595] ? mutex_lock_nested+0x17/0x20 [ 95.304200][ T4595] ? __fdget_pos+0x1c7/0x250 [ 95.308912][ T4595] ksys_write+0x165/0x250 [ 95.313228][ T4595] ? print_irqtrace_events+0x210/0x210 [ 95.318689][ T4595] ? __ia32_sys_read+0x80/0x80 [ 95.323467][ T4595] ? syscall_enter_from_user_mode+0x2e/0x230 [ 95.329617][ T4595] ? lockdep_hardirqs_on+0x94/0x130 [ 95.334832][ T4595] ? syscall_enter_from_user_mode+0x2e/0x230 [ 95.340957][ T4595] do_syscall_64+0x3d/0xb0 [ 95.345537][ T4595] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 95.351507][ T4595] RIP: 0033:0x7ff55216fe7f [ 95.355998][ T4595] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 95.376114][ T4595] RSP: 002b:00007ff55150f160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 95.384617][ T4595] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff55216fe7f [ 95.392753][ T4595] RDX: 0000000000000001 RSI: 00007ff55150f1e0 RDI: 0000000000000005 [ 95.400713][ T4595] RBP: 00007ff55150f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 95.408683][ T4595] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 95.416645][ T4595] R13: 00007ffe4fd759df R14: 00007ff55150f300 R15: 0000000000022000 [ 95.424622][ T4595] [ 95.427680][ T4589] CPU: 0 PID: 4589 Comm: syz-executor.5 Not tainted 5.15.109-syzkaller #0 [ 95.436266][ T4589] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 95.446408][ T4589] Call Trace: [ 95.449681][ T4589] [ 95.452628][ T4589] dump_stack_lvl+0x163/0x213 [ 95.457298][ T4589] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 95.462918][ T4589] ? panic+0x584/0x584 [ 95.466985][ T4589] ? __lock_acquire+0x1ff0/0x1ff0 [ 95.472181][ T4589] should_fail+0x38a/0x4c0 [ 95.476582][ T4589] _copy_from_user+0x26/0xf0 [ 95.481241][ T4589] kstrtouint_from_user+0xc6/0x240 [ 95.486683][ T4589] ? kstrtol_from_user+0x250/0x250 [ 95.491805][ T4589] proc_fail_nth_write+0x94/0x240 [ 95.496901][ T4589] ? proc_fail_nth_read+0x1d0/0x1d0 [ 95.502099][ T4589] vfs_write+0x219/0xb50 [ 95.506643][ T4589] ? __lock_acquire+0x1ff0/0x1ff0 [ 95.511916][ T4589] ? file_end_write+0x1c0/0x1c0 [ 95.516946][ T4589] ? mutex_lock_io_nested+0x60/0x60 [ 95.522394][ T4589] ? __fget_files+0x307/0x340 [ 95.527196][ T4589] ? mutex_lock_nested+0x17/0x20 [ 95.532402][ T4589] ? __fdget_pos+0x1c7/0x250 [ 95.536975][ T4589] ksys_write+0x165/0x250 [ 95.541283][ T4589] ? print_irqtrace_events+0x210/0x210 [ 95.546740][ T4589] ? __ia32_sys_read+0x80/0x80 [ 95.551576][ T4589] ? syscall_enter_from_user_mode+0x2e/0x230 [ 95.557629][ T4589] ? lockdep_hardirqs_on+0x94/0x130 [ 95.563089][ T4589] ? syscall_enter_from_user_mode+0x2e/0x230 [ 95.569141][ T4589] do_syscall_64+0x3d/0xb0 [ 95.573628][ T4589] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 95.580397][ T4589] RIP: 0033:0x7f97d1b39e7f [ 95.584896][ T4589] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 95.604614][ T4589] RSP: 002b:00007f97d0eb8160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 95.613125][ T4589] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f97d1b39e7f [ 95.621091][ T4589] RDX: 0000000000000001 RSI: 00007f97d0eb81e0 RDI: 0000000000000005 [ 95.629062][ T4589] RBP: 00007f97d0eb81d0 R08: 0000000000000000 R09: 0000000000000000 [ 95.637109][ T4589] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 95.645165][ T4589] R13: 00007ffe355048ef R14: 00007f97d0eb8300 R15: 0000000000022000 [ 95.653317][ T4589] [ 95.656332][ T4594] CPU: 1 PID: 4594 Comm: syz-executor.0 Not tainted 5.15.109-syzkaller #0 [ 95.656427][ C0] vkms_vblank_simulate: vblank timer overrun [ 95.664944][ T4594] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 95.681264][ T4594] Call Trace: [ 95.684861][ T4594] [ 95.687889][ T4594] dump_stack_lvl+0x163/0x213 [ 95.692577][ T4594] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 95.698235][ T4594] ? panic+0x584/0x584 [ 95.702330][ T4594] ? __lock_acquire+0x1ff0/0x1ff0 [ 95.707445][ T4594] should_fail+0x38a/0x4c0 [ 95.711976][ T4594] _copy_from_user+0x26/0xf0 [ 95.716721][ T4594] kstrtouint_from_user+0xc6/0x240 [ 95.721914][ T4594] ? kstrtol_from_user+0x250/0x250 [ 95.727034][ T4594] proc_fail_nth_write+0x94/0x240 [ 95.732306][ T4594] ? proc_fail_nth_read+0x1d0/0x1d0 [ 95.737676][ T4594] vfs_write+0x219/0xb50 [ 95.741961][ T4594] ? __lock_acquire+0x1ff0/0x1ff0 [ 95.747038][ T4594] ? file_end_write+0x1c0/0x1c0 [ 95.751885][ T4594] ? mutex_lock_io_nested+0x60/0x60 [ 95.757180][ T4594] ? __fget_files+0x307/0x340 [ 95.761865][ T4594] ? mutex_lock_nested+0x17/0x20 [ 95.766792][ T4594] ? __fdget_pos+0x1c7/0x250 [ 95.771374][ T4594] ksys_write+0x165/0x250 [ 95.776039][ T4594] ? print_irqtrace_events+0x210/0x210 [ 95.781498][ T4594] ? __ia32_sys_read+0x80/0x80 [ 95.786247][ T4594] ? syscall_enter_from_user_mode+0x2e/0x230 [ 95.792208][ T4594] ? lockdep_hardirqs_on+0x94/0x130 [ 95.797514][ T4594] ? syscall_enter_from_user_mode+0x2e/0x230 [ 95.803579][ T4594] do_syscall_64+0x3d/0xb0 [ 95.808672][ T4594] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 95.814544][ T4594] RIP: 0033:0x7f04f9354e7f [ 95.818995][ T4594] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 95.838761][ T4594] RSP: 002b:00007f04f86f4160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 95.848107][ T4594] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f04f9354e7f [ 95.856242][ T4594] RDX: 0000000000000001 RSI: 00007f04f86f41e0 RDI: 0000000000000005 [ 95.864204][ T4594] RBP: 00007f04f86f41d0 R08: 0000000000000000 R09: 0000000000000000 [ 95.872154][ T4594] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 95.880111][ T4594] R13: 00007ffc5860f1bf R14: 00007f04f86f4300 R15: 0000000000022000 [ 95.888073][ T4594] [ 95.920765][ T4599] FAULT_INJECTION: forcing a failure. [ 95.920765][ T4599] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 95.942645][ T4599] CPU: 1 PID: 4599 Comm: syz-executor.2 Not tainted 5.15.109-syzkaller #0 [ 95.952032][ T4599] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 95.962098][ T4599] Call Trace: [ 95.965648][ T4599] [ 95.968710][ T4599] dump_stack_lvl+0x163/0x213 [ 95.973601][ T4599] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 95.979700][ T4599] ? panic+0x584/0x584 [ 95.983790][ T4599] ? __lock_acquire+0x1ff0/0x1ff0 [ 95.988905][ T4599] should_fail+0x38a/0x4c0 [ 95.993325][ T4599] _copy_from_user+0x26/0xf0 [ 95.998091][ T4599] kstrtouint_from_user+0xc6/0x240 [ 96.003207][ T4599] ? kstrtol_from_user+0x250/0x250 [ 96.008332][ T4599] proc_fail_nth_write+0x94/0x240 [ 96.013357][ T4599] ? proc_fail_nth_read+0x1d0/0x1d0 [ 96.018653][ T4599] vfs_write+0x219/0xb50 [ 96.023078][ T4599] ? __lock_acquire+0x1ff0/0x1ff0 [ 96.023681][ T4608] FAULT_INJECTION: forcing a failure. [ 96.023681][ T4608] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 96.028100][ T4599] ? file_end_write+0x1c0/0x1c0 [ 96.028114][ T4599] ? mutex_lock_io_nested+0x60/0x60 [ 96.028130][ T4599] ? __fget_files+0x307/0x340 [ 96.056332][ T4599] ? mutex_lock_nested+0x17/0x20 [ 96.061639][ T4599] ? __fdget_pos+0x1c7/0x250 [ 96.066323][ T4599] ksys_write+0x165/0x250 [ 96.070916][ T4599] ? print_irqtrace_events+0x210/0x210 [ 96.076380][ T4599] ? __ia32_sys_read+0x80/0x80 [ 96.081251][ T4599] ? syscall_enter_from_user_mode+0x2e/0x230 [ 96.087399][ T4599] ? lockdep_hardirqs_on+0x94/0x130 [ 96.092778][ T4599] ? syscall_enter_from_user_mode+0x2e/0x230 [ 96.098938][ T4599] do_syscall_64+0x3d/0xb0 [ 96.103348][ T4599] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 96.109248][ T4599] RIP: 0033:0x7ff55216fe7f [ 96.114114][ T4599] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 96.134348][ T4599] RSP: 002b:00007ff551530160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 96.142933][ T4599] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff55216fe7f [ 96.150985][ T4599] RDX: 0000000000000001 RSI: 00007ff5515301e0 RDI: 0000000000000005 [ 96.159582][ T4599] RBP: 00007ff5515301d0 R08: 0000000000000000 R09: 0000000000000000 [ 96.167545][ T4599] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 96.175606][ T4599] R13: 00007ffe4fd759df R14: 00007ff551530300 R15: 0000000000022000 [ 96.183588][ T4599] [ 96.188078][ T4601] FAULT_INJECTION: forcing a failure. [ 96.188078][ T4601] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 96.188977][ T4604] FAULT_INJECTION: forcing a failure. [ 96.188977][ T4604] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 96.201569][ T4601] CPU: 0 PID: 4601 Comm: syz-executor.3 Not tainted 5.15.109-syzkaller #0 [ 96.224638][ T4601] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 96.234723][ T4601] Call Trace: [ 96.238135][ T4601] [ 96.241061][ T4601] dump_stack_lvl+0x163/0x213 [ 96.245736][ T4601] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 96.251353][ T4601] ? panic+0x584/0x584 [ 96.255412][ T4601] ? __lock_acquire+0x1ff0/0x1ff0 [ 96.260688][ T4601] should_fail+0x38a/0x4c0 [ 96.265089][ T4601] _copy_from_user+0x26/0xf0 [ 96.269662][ T4601] kstrtouint_from_user+0xc6/0x240 [ 96.274767][ T4601] ? kstrtol_from_user+0x250/0x250 [ 96.279896][ T4601] proc_fail_nth_write+0x94/0x240 [ 96.284929][ T4601] ? proc_fail_nth_read+0x1d0/0x1d0 [ 96.290422][ T4601] vfs_write+0x219/0xb50 [ 96.291281][ T4613] FAULT_INJECTION: forcing a failure. [ 96.291281][ T4613] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 96.294656][ T4601] ? __lock_acquire+0x1ff0/0x1ff0 [ 96.294674][ T4601] ? file_end_write+0x1c0/0x1c0 [ 96.294682][ T4601] ? mutex_lock_io_nested+0x60/0x60 [ 96.294697][ T4601] ? __fget_files+0x307/0x340 [ 96.320134][ T4614] FAULT_INJECTION: forcing a failure. [ 96.320134][ T4614] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 96.322987][ T4601] ? mutex_lock_nested+0x17/0x20 [ 96.323003][ T4601] ? __fdget_pos+0x1c7/0x250 [ 96.323014][ T4601] ksys_write+0x165/0x250 [ 96.355016][ T4601] ? print_irqtrace_events+0x210/0x210 [ 96.360857][ T4601] ? __ia32_sys_read+0x80/0x80 [ 96.365735][ T4601] ? syscall_enter_from_user_mode+0x2e/0x230 [ 96.371926][ T4601] ? lockdep_hardirqs_on+0x94/0x130 [ 96.377122][ T4601] ? syscall_enter_from_user_mode+0x2e/0x230 [ 96.383087][ T4601] do_syscall_64+0x3d/0xb0 [ 96.387491][ T4601] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 96.393465][ T4601] RIP: 0033:0x7f1f868bde7f [ 96.397869][ T4601] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 96.417840][ T4601] RSP: 002b:00007f1f85c7e160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 96.426440][ T4601] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1f868bde7f [ 96.434582][ T4601] RDX: 0000000000000001 RSI: 00007f1f85c7e1e0 RDI: 0000000000000005 [ 96.442536][ T4601] RBP: 00007f1f85c7e1d0 R08: 0000000000000000 R09: 0000000000000000 [ 96.450747][ T4601] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 96.459139][ T4601] R13: 00007ffd1faffe1f R14: 00007f1f85c7e300 R15: 0000000000022000 [ 96.467113][ T4601] [ 96.470125][ T4604] CPU: 1 PID: 4604 Comm: syz-executor.4 Not tainted 5.15.109-syzkaller #0 [ 96.470186][ C0] vkms_vblank_simulate: vblank timer overrun [ 96.478697][ T4604] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 96.478704][ T4604] Call Trace: [ 96.498172][ T4604] [ 96.501149][ T4604] dump_stack_lvl+0x163/0x213 [ 96.505835][ T4604] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 96.511474][ T4604] ? panic+0x584/0x584 [ 96.515555][ T4604] ? __lock_acquire+0x1ff0/0x1ff0 [ 96.520856][ T4604] should_fail+0x38a/0x4c0 [ 96.525284][ T4604] _copy_from_user+0x26/0xf0 [ 96.529858][ T4604] kstrtouint_from_user+0xc6/0x240 [ 96.534957][ T4604] ? kstrtol_from_user+0x250/0x250 [ 96.540160][ T4604] proc_fail_nth_write+0x94/0x240 [ 96.545170][ T4604] ? proc_fail_nth_read+0x1d0/0x1d0 [ 96.550359][ T4604] vfs_write+0x219/0xb50 [ 96.554589][ T4604] ? __lock_acquire+0x1ff0/0x1ff0 [ 96.559608][ T4604] ? file_end_write+0x1c0/0x1c0 [ 96.564444][ T4604] ? mutex_lock_io_nested+0x60/0x60 [ 96.569635][ T4604] ? __fget_files+0x307/0x340 [ 96.574396][ T4604] ? mutex_lock_nested+0x17/0x20 [ 96.579338][ T4604] ? __fdget_pos+0x1c7/0x250 [ 96.584102][ T4604] ksys_write+0x165/0x250 [ 96.588519][ T4604] ? print_irqtrace_events+0x210/0x210 [ 96.593976][ T4604] ? __ia32_sys_read+0x80/0x80 [ 96.598769][ T4604] ? syscall_enter_from_user_mode+0x2e/0x230 [ 96.604907][ T4604] ? lockdep_hardirqs_on+0x94/0x130 [ 96.610192][ T4604] ? syscall_enter_from_user_mode+0x2e/0x230 [ 96.616267][ T4604] do_syscall_64+0x3d/0xb0 [ 96.620883][ T4604] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 96.626846][ T4604] RIP: 0033:0x7f90cb9d1e7f [ 96.631244][ T4604] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 96.651395][ T4604] RSP: 002b:00007f90cad92160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 96.660000][ T4604] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f90cb9d1e7f 2023/04/30 15:53:47 executed programs: 104 [ 96.668172][ T4604] RDX: 0000000000000001 RSI: 00007f90cad921e0 RDI: 0000000000000005 [ 96.676936][ T4604] RBP: 00007f90cad921d0 R08: 0000000000000000 R09: 0000000000000000 [ 96.685251][ T4604] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 96.693651][ T4604] R13: 00007ffeaea8517f R14: 00007f90cad92300 R15: 0000000000022000 [ 96.701772][ T4604] [ 96.723604][ T4608] CPU: 1 PID: 4608 Comm: syz-executor.1 Not tainted 5.15.109-syzkaller #0 [ 96.732487][ T4608] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 96.742557][ T4608] Call Trace: [ 96.745844][ T4608] [ 96.748766][ T4608] dump_stack_lvl+0x163/0x213 [ 96.753439][ T4608] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 96.759365][ T4608] ? panic+0x584/0x584 [ 96.763482][ T4608] ? __lock_acquire+0x1ff0/0x1ff0 [ 96.768812][ T4608] should_fail+0x38a/0x4c0 [ 96.773236][ T4608] _copy_from_user+0x26/0xf0 [ 96.777923][ T4608] kstrtouint_from_user+0xc6/0x240 [ 96.783032][ T4608] ? kstrtol_from_user+0x250/0x250 [ 96.788259][ T4608] proc_fail_nth_write+0x94/0x240 [ 96.791093][ T4617] FAULT_INJECTION: forcing a failure. [ 96.791093][ T4617] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 96.793405][ T4608] ? proc_fail_nth_read+0x1d0/0x1d0 [ 96.793429][ T4608] vfs_write+0x219/0xb50 [ 96.793440][ T4608] ? __lock_acquire+0x1ff0/0x1ff0 [ 96.793452][ T4608] ? file_end_write+0x1c0/0x1c0 [ 96.793459][ T4608] ? mutex_lock_io_nested+0x60/0x60 [ 96.793474][ T4608] ? __fget_files+0x307/0x340 [ 96.793486][ T4608] ? mutex_lock_nested+0x17/0x20 [ 96.793494][ T4608] ? __fdget_pos+0x1c7/0x250 [ 96.793504][ T4608] ksys_write+0x165/0x250 [ 96.793511][ T4608] ? print_irqtrace_events+0x210/0x210 [ 96.793522][ T4608] ? __ia32_sys_read+0x80/0x80 [ 96.793530][ T4608] ? syscall_enter_from_user_mode+0x2e/0x230 [ 96.868230][ T4608] ? lockdep_hardirqs_on+0x94/0x130 [ 96.873619][ T4608] ? syscall_enter_from_user_mode+0x2e/0x230 [ 96.879602][ T4608] do_syscall_64+0x3d/0xb0 [ 96.884015][ T4608] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 96.889896][ T4608] RIP: 0033:0x7f353499fe7f [ 96.894301][ T4608] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 96.914011][ T4608] RSP: 002b:00007f3533d3f160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 96.923543][ T4608] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f353499fe7f [ 96.931527][ T4608] RDX: 0000000000000001 RSI: 00007f3533d3f1e0 RDI: 0000000000000005 [ 96.939590][ T4608] RBP: 00007f3533d3f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 96.947559][ T4608] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 96.955803][ T4608] R13: 00007ffcd2965baf R14: 00007f3533d3f300 R15: 0000000000022000 [ 96.964221][ T4608] [ 96.967275][ T4617] CPU: 0 PID: 4617 Comm: syz-executor.2 Not tainted 5.15.109-syzkaller #0 [ 96.976215][ T4617] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 96.986356][ T4617] Call Trace: [ 96.989723][ T4617] [ 96.992644][ T4617] dump_stack_lvl+0x163/0x213 [ 96.997317][ T4617] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 97.003081][ T4617] ? panic+0x584/0x584 [ 97.007152][ T4617] ? __lock_acquire+0x1ff0/0x1ff0 [ 97.012338][ T4617] should_fail+0x38a/0x4c0 [ 97.016742][ T4617] _copy_from_user+0x26/0xf0 [ 97.021317][ T4617] kstrtouint_from_user+0xc6/0x240 [ 97.026534][ T4617] ? kstrtol_from_user+0x250/0x250 [ 97.028361][ T4621] FAULT_INJECTION: forcing a failure. [ 97.028361][ T4621] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 97.031730][ T4617] proc_fail_nth_write+0x94/0x240 [ 97.031746][ T4617] ? proc_fail_nth_read+0x1d0/0x1d0 [ 97.046555][ T4622] FAULT_INJECTION: forcing a failure. [ 97.046555][ T4622] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 97.050615][ T4617] vfs_write+0x219/0xb50 [ 97.073355][ T4617] ? __lock_acquire+0x1ff0/0x1ff0 [ 97.078646][ T4617] ? file_end_write+0x1c0/0x1c0 [ 97.083505][ T4617] ? mutex_lock_io_nested+0x60/0x60 [ 97.088846][ T4617] ? __fget_files+0x307/0x340 [ 97.093682][ T4617] ? mutex_lock_nested+0x17/0x20 [ 97.098601][ T4617] ? __fdget_pos+0x1c7/0x250 [ 97.103173][ T4617] ksys_write+0x165/0x250 [ 97.107494][ T4617] ? print_irqtrace_events+0x210/0x210 [ 97.112961][ T4617] ? __ia32_sys_read+0x80/0x80 [ 97.117968][ T4617] ? syscall_enter_from_user_mode+0x2e/0x230 [ 97.123924][ T4617] ? lockdep_hardirqs_on+0x94/0x130 [ 97.129125][ T4617] ? syscall_enter_from_user_mode+0x2e/0x230 [ 97.135279][ T4617] do_syscall_64+0x3d/0xb0 [ 97.139682][ T4617] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 97.145558][ T4617] RIP: 0033:0x7ff55216fe7f [ 97.149956][ T4617] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 97.169828][ T4617] RSP: 002b:00007ff551530160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 97.178228][ T4617] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff55216fe7f [ 97.186184][ T4617] RDX: 0000000000000001 RSI: 00007ff5515301e0 RDI: 0000000000000005 [ 97.194150][ T4617] RBP: 00007ff5515301d0 R08: 0000000000000000 R09: 0000000000000000 [ 97.202297][ T4617] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 97.211045][ T4617] R13: 00007ffe4fd759df R14: 00007ff551530300 R15: 0000000000022000 [ 97.223905][ T4617] [ 97.227613][ T4622] CPU: 1 PID: 4622 Comm: syz-executor.4 Not tainted 5.15.109-syzkaller #0 [ 97.227675][ C0] vkms_vblank_simulate: vblank timer overrun [ 97.236362][ T4622] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 97.236369][ T4622] Call Trace: [ 97.255809][ T4622] [ 97.258735][ T4622] dump_stack_lvl+0x163/0x213 [ 97.263462][ T4622] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 97.269102][ T4622] ? panic+0x584/0x584 [ 97.273365][ T4622] ? __lock_acquire+0x1ff0/0x1ff0 [ 97.278379][ T4622] should_fail+0x38a/0x4c0 [ 97.282783][ T4622] _copy_from_user+0x26/0xf0 [ 97.287358][ T4622] kstrtouint_from_user+0xc6/0x240 [ 97.292461][ T4622] ? kstrtol_from_user+0x250/0x250 [ 97.297568][ T4622] proc_fail_nth_write+0x94/0x240 [ 97.302797][ T4622] ? proc_fail_nth_read+0x1d0/0x1d0 [ 97.308166][ T4622] vfs_write+0x219/0xb50 [ 97.312396][ T4622] ? __lock_acquire+0x1ff0/0x1ff0 [ 97.317494][ T4622] ? file_end_write+0x1c0/0x1c0 [ 97.323048][ T4622] ? mutex_lock_io_nested+0x60/0x60 [ 97.328408][ T4622] ? __fget_files+0x307/0x340 [ 97.333090][ T4622] ? mutex_lock_nested+0x17/0x20 [ 97.338006][ T4622] ? __fdget_pos+0x1c7/0x250 [ 97.342595][ T4622] ksys_write+0x165/0x250 [ 97.346979][ T4622] ? print_irqtrace_events+0x210/0x210 [ 97.352783][ T4622] ? __ia32_sys_read+0x80/0x80 [ 97.357530][ T4622] ? syscall_enter_from_user_mode+0x2e/0x230 [ 97.363585][ T4622] ? lockdep_hardirqs_on+0x94/0x130 [ 97.368778][ T4622] ? syscall_enter_from_user_mode+0x2e/0x230 [ 97.374741][ T4622] do_syscall_64+0x3d/0xb0 [ 97.379153][ T4622] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 97.385373][ T4622] RIP: 0033:0x7f90cb9d1e7f [ 97.389771][ T4622] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 97.409617][ T4622] RSP: 002b:00007f90cad71160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 97.418046][ T4622] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f90cb9d1e7f [ 97.426008][ T4622] RDX: 0000000000000001 RSI: 00007f90cad711e0 RDI: 0000000000000005 [ 97.434147][ T4622] RBP: 00007f90cad711d0 R08: 0000000000000000 R09: 0000000000000000 [ 97.442414][ T4622] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 97.450463][ T4622] R13: 00007ffeaea8517f R14: 00007f90cad71300 R15: 0000000000022000 [ 97.458435][ T4622] [ 97.461648][ T4613] CPU: 0 PID: 4613 Comm: syz-executor.0 Not tainted 5.15.109-syzkaller #0 [ 97.470316][ T4613] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 97.480478][ T4613] Call Trace: [ 97.483917][ T4613] [ 97.486833][ T4613] dump_stack_lvl+0x163/0x213 [ 97.491511][ T4613] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 97.497215][ T4613] ? panic+0x584/0x584 [ 97.501268][ T4613] ? __lock_acquire+0x1ff0/0x1ff0 [ 97.506281][ T4613] should_fail+0x38a/0x4c0 [ 97.511035][ T4613] _copy_from_user+0x26/0xf0 [ 97.515915][ T4613] kstrtouint_from_user+0xc6/0x240 [ 97.521190][ T4613] ? kstrtol_from_user+0x250/0x250 [ 97.526391][ T4613] proc_fail_nth_write+0x94/0x240 [ 97.531592][ T4613] ? proc_fail_nth_read+0x1d0/0x1d0 [ 97.536991][ T4613] vfs_write+0x219/0xb50 [ 97.541261][ T4613] ? __lock_acquire+0x1ff0/0x1ff0 [ 97.546452][ T4613] ? file_end_write+0x1c0/0x1c0 [ 97.551561][ T4613] ? mutex_lock_io_nested+0x60/0x60 [ 97.556777][ T4613] ? __fget_files+0x307/0x340 [ 97.561542][ T4613] ? mutex_lock_nested+0x17/0x20 [ 97.566905][ T4613] ? __fdget_pos+0x1c7/0x250 [ 97.571478][ T4613] ksys_write+0x165/0x250 [ 97.575795][ T4613] ? print_irqtrace_events+0x210/0x210 [ 97.581528][ T4613] ? __ia32_sys_read+0x80/0x80 [ 97.586486][ T4613] ? syscall_enter_from_user_mode+0x2e/0x230 [ 97.592538][ T4613] ? lockdep_hardirqs_on+0x94/0x130 [ 97.597902][ T4613] ? syscall_enter_from_user_mode+0x2e/0x230 [ 97.603978][ T4613] do_syscall_64+0x3d/0xb0 [ 97.608560][ T4613] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 97.614540][ T4613] RIP: 0033:0x7f04f9354e7f [ 97.619032][ T4613] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 97.640227][ T4613] RSP: 002b:00007f04f86d3160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 97.648901][ T4613] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f04f9354e7f [ 97.656871][ T4613] RDX: 0000000000000001 RSI: 00007f04f86d31e0 RDI: 0000000000000005 [ 97.665178][ T4613] RBP: 00007f04f86d31d0 R08: 0000000000000000 R09: 0000000000000000 [ 97.673168][ T4613] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 97.681514][ T4613] R13: 00007ffc5860f1bf R14: 00007f04f86d3300 R15: 0000000000022000 [ 97.689631][ T4613] [ 97.692744][ T4614] CPU: 1 PID: 4614 Comm: syz-executor.5 Not tainted 5.15.109-syzkaller #0 [ 97.692763][ C0] vkms_vblank_simulate: vblank timer overrun [ 97.701715][ T4614] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 97.718495][ T4614] Call Trace: [ 97.722214][ T4614] [ 97.725149][ T4614] dump_stack_lvl+0x163/0x213 [ 97.729863][ T4614] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 97.735864][ T4614] ? panic+0x584/0x584 [ 97.740858][ T4614] ? __lock_acquire+0x1ff0/0x1ff0 [ 97.746238][ T4614] should_fail+0x38a/0x4c0 [ 97.750978][ T4614] _copy_from_user+0x26/0xf0 [ 97.755576][ T4614] kstrtouint_from_user+0xc6/0x240 [ 97.760697][ T4614] ? kstrtol_from_user+0x250/0x250 [ 97.766176][ T4614] proc_fail_nth_write+0x94/0x240 [ 97.771207][ T4614] ? proc_fail_nth_read+0x1d0/0x1d0 [ 97.776854][ T4614] vfs_write+0x219/0xb50 [ 97.781353][ T4614] ? __lock_acquire+0x1ff0/0x1ff0 [ 97.786779][ T4614] ? file_end_write+0x1c0/0x1c0 [ 97.792805][ T4614] ? mutex_lock_io_nested+0x60/0x60 [ 97.798555][ T4614] ? __fget_files+0x307/0x340 [ 97.803940][ T4614] ? mutex_lock_nested+0x17/0x20 [ 97.808913][ T4614] ? __fdget_pos+0x1c7/0x250 [ 97.813521][ T4614] ksys_write+0x165/0x250 [ 97.817876][ T4614] ? print_irqtrace_events+0x210/0x210 [ 97.823521][ T4614] ? __ia32_sys_read+0x80/0x80 [ 97.828288][ T4614] ? syscall_enter_from_user_mode+0x2e/0x230 [ 97.835249][ T4614] ? lockdep_hardirqs_on+0x94/0x130 [ 97.840506][ T4614] ? syscall_enter_from_user_mode+0x2e/0x230 [ 97.846815][ T4614] do_syscall_64+0x3d/0xb0 [ 97.851326][ T4614] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 97.857679][ T4614] RIP: 0033:0x7f97d1b39e7f [ 97.862465][ T4614] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 97.882187][ T4614] RSP: 002b:00007f97d0e97160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 97.890603][ T4614] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f97d1b39e7f [ 97.898704][ T4614] RDX: 0000000000000001 RSI: 00007f97d0e971e0 RDI: 0000000000000005 [ 97.903888][ T4627] FAULT_INJECTION: forcing a failure. [ 97.903888][ T4627] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 97.906889][ T4614] RBP: 00007f97d0e971d0 R08: 0000000000000000 R09: 0000000000000000 [ 97.906901][ T4614] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 97.906906][ T4614] R13: 00007ffe355048ef R14: 00007f97d0e97300 R15: 0000000000022000 [ 97.906924][ T4614] [ 97.929284][ T4621] CPU: 1 PID: 4621 Comm: syz-executor.3 Not tainted 5.15.109-syzkaller #0 [ 97.957591][ T4621] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 97.968249][ T4621] Call Trace: [ 97.971718][ T4621] [ 97.974796][ T4621] dump_stack_lvl+0x163/0x213 [ 97.979569][ T4621] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 97.985301][ T4621] ? panic+0x584/0x584 [ 97.989549][ T4621] ? __lock_acquire+0x1ff0/0x1ff0 [ 97.994760][ T4621] should_fail+0x38a/0x4c0 [ 97.999450][ T4621] _copy_from_user+0x26/0xf0 [ 98.004292][ T4621] kstrtouint_from_user+0xc6/0x240 [ 98.009420][ T4621] ? kstrtol_from_user+0x250/0x250 [ 98.014793][ T4621] proc_fail_nth_write+0x94/0x240 [ 98.019879][ T4621] ? proc_fail_nth_read+0x1d0/0x1d0 [ 98.025077][ T4621] vfs_write+0x219/0xb50 [ 98.029313][ T4621] ? __lock_acquire+0x1ff0/0x1ff0 [ 98.034420][ T4621] ? file_end_write+0x1c0/0x1c0 [ 98.039444][ T4621] ? mutex_lock_io_nested+0x60/0x60 [ 98.044652][ T4621] ? __fget_files+0x307/0x340 [ 98.049425][ T4621] ? mutex_lock_nested+0x17/0x20 [ 98.053500][ T4630] FAULT_INJECTION: forcing a failure. [ 98.053500][ T4630] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 98.054563][ T4621] ? __fdget_pos+0x1c7/0x250 [ 98.054578][ T4621] ksys_write+0x165/0x250 [ 98.054587][ T4621] ? print_irqtrace_events+0x210/0x210 [ 98.054601][ T4621] ? __ia32_sys_read+0x80/0x80 [ 98.054610][ T4621] ? syscall_enter_from_user_mode+0x2e/0x230 [ 98.093713][ T4621] ? lockdep_hardirqs_on+0x94/0x130 [ 98.099080][ T4621] ? syscall_enter_from_user_mode+0x2e/0x230 [ 98.105062][ T4621] do_syscall_64+0x3d/0xb0 [ 98.109660][ T4621] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 98.115542][ T4621] RIP: 0033:0x7f1f868bde7f [ 98.120136][ T4621] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 98.136609][ T4629] FAULT_INJECTION: forcing a failure. [ 98.136609][ T4629] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 98.140815][ T4621] RSP: 002b:00007f1f85c5d160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 98.140829][ T4621] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1f868bde7f [ 98.140834][ T4621] RDX: 0000000000000001 RSI: 00007f1f85c5d1e0 RDI: 0000000000000005 [ 98.140839][ T4621] RBP: 00007f1f85c5d1d0 R08: 0000000000000000 R09: 0000000000000000 [ 98.140844][ T4621] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 98.140850][ T4621] R13: 00007ffd1faffe1f R14: 00007f1f85c5d300 R15: 0000000000022000 [ 98.140868][ T4621] [ 98.154801][ T4632] FAULT_INJECTION: forcing a failure. [ 98.154801][ T4632] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 98.154819][ T4632] CPU: 1 PID: 4632 Comm: syz-executor.1 Not tainted 5.15.109-syzkaller #0 [ 98.154828][ T4632] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 98.154834][ T4632] Call Trace: [ 98.154838][ T4632] [ 98.154843][ T4632] dump_stack_lvl+0x163/0x213 [ 98.154859][ T4632] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 98.154869][ T4632] ? panic+0x584/0x584 [ 98.154879][ T4632] ? __lock_acquire+0x1ff0/0x1ff0 [ 98.154898][ T4632] should_fail+0x38a/0x4c0 [ 98.154912][ T4632] _copy_from_user+0x26/0xf0 [ 98.154922][ T4632] kstrtouint_from_user+0xc6/0x240 [ 98.154933][ T4632] ? kstrtol_from_user+0x250/0x250 [ 98.154954][ T4632] proc_fail_nth_write+0x94/0x240 [ 98.154964][ T4632] ? proc_fail_nth_read+0x1d0/0x1d0 [ 98.154980][ T4632] vfs_write+0x219/0xb50 [ 98.154991][ T4632] ? __lock_acquire+0x1ff0/0x1ff0 [ 98.155003][ T4632] ? file_end_write+0x1c0/0x1c0 [ 98.155011][ T4632] ? mutex_lock_io_nested+0x60/0x60 [ 98.155026][ T4632] ? __fget_files+0x307/0x340 [ 98.155039][ T4632] ? mutex_lock_nested+0x17/0x20 [ 98.155047][ T4632] ? __fdget_pos+0x1c7/0x250 [ 98.155057][ T4632] ksys_write+0x165/0x250 [ 98.155064][ T4632] ? print_irqtrace_events+0x210/0x210 [ 98.155075][ T4632] ? __ia32_sys_read+0x80/0x80 [ 98.155083][ T4632] ? syscall_enter_from_user_mode+0x2e/0x230 [ 98.155090][ T4632] ? lockdep_hardirqs_on+0x94/0x130 [ 98.155101][ T4632] ? syscall_enter_from_user_mode+0x2e/0x230 [ 98.155110][ T4632] do_syscall_64+0x3d/0xb0 [ 98.155120][ T4632] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 98.155129][ T4632] RIP: 0033:0x7f353499fe7f [ 98.155137][ T4632] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 98.155144][ T4632] RSP: 002b:00007f3533d60160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 98.155154][ T4632] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f353499fe7f [ 98.155159][ T4632] RDX: 0000000000000001 RSI: 00007f3533d601e0 RDI: 0000000000000005 [ 98.155164][ T4632] RBP: 00007f3533d601d0 R08: 0000000000000000 R09: 0000000000000000 [ 98.155169][ T4632] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 98.155174][ T4632] R13: 00007ffcd2965baf R14: 00007f3533d60300 R15: 0000000000022000 [ 98.155190][ T4632] [ 98.167008][ T4630] CPU: 1 PID: 4630 Comm: syz-executor.0 Not tainted 5.15.109-syzkaller #0 [ 98.458047][ T4630] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 98.468407][ T4630] Call Trace: [ 98.471863][ T4630] [ 98.474815][ T4630] dump_stack_lvl+0x163/0x213 [ 98.479493][ T4630] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 98.485201][ T4630] ? panic+0x584/0x584 [ 98.489265][ T4630] ? __lock_acquire+0x1ff0/0x1ff0 [ 98.494375][ T4630] should_fail+0x38a/0x4c0 [ 98.499138][ T4630] _copy_from_user+0x26/0xf0 [ 98.503737][ T4630] kstrtouint_from_user+0xc6/0x240 [ 98.509024][ T4630] ? kstrtol_from_user+0x250/0x250 [ 98.514498][ T4630] proc_fail_nth_write+0x94/0x240 [ 98.519609][ T4630] ? proc_fail_nth_read+0x1d0/0x1d0 [ 98.520104][ T4635] FAULT_INJECTION: forcing a failure. [ 98.520104][ T4635] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 98.524805][ T4630] vfs_write+0x219/0xb50 [ 98.524821][ T4630] ? __lock_acquire+0x1ff0/0x1ff0 [ 98.524833][ T4630] ? file_end_write+0x1c0/0x1c0 [ 98.524840][ T4630] ? mutex_lock_io_nested+0x60/0x60 [ 98.524855][ T4630] ? __fget_files+0x307/0x340 [ 98.524868][ T4630] ? mutex_lock_nested+0x17/0x20 [ 98.524875][ T4630] ? __fdget_pos+0x1c7/0x250 [ 98.524884][ T4630] ksys_write+0x165/0x250 [ 98.524891][ T4630] ? print_irqtrace_events+0x210/0x210 [ 98.524904][ T4630] ? __ia32_sys_read+0x80/0x80 [ 98.524912][ T4630] ? syscall_enter_from_user_mode+0x2e/0x230 [ 98.524920][ T4630] ? lockdep_hardirqs_on+0x94/0x130 [ 98.524931][ T4630] ? syscall_enter_from_user_mode+0x2e/0x230 [ 98.524940][ T4630] do_syscall_64+0x3d/0xb0 [ 98.608183][ T4630] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 98.614069][ T4630] RIP: 0033:0x7f04f9354e7f [ 98.618572][ T4630] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 98.638170][ T4630] RSP: 002b:00007f04f86d3160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 98.646620][ T4630] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f04f9354e7f [ 98.654722][ T4630] RDX: 0000000000000001 RSI: 00007f04f86d31e0 RDI: 0000000000000005 [ 98.662790][ T4630] RBP: 00007f04f86d31d0 R08: 0000000000000000 R09: 0000000000000000 [ 98.670843][ T4630] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 98.678810][ T4630] R13: 00007ffc5860f1bf R14: 00007f04f86d3300 R15: 0000000000022000 [ 98.687076][ T4630] [ 98.690089][ T4627] CPU: 0 PID: 4627 Comm: syz-executor.4 Not tainted 5.15.109-syzkaller #0 [ 98.698602][ T4627] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 98.708831][ T4627] Call Trace: [ 98.713002][ T4627] [ 98.716178][ T4627] dump_stack_lvl+0x163/0x213 [ 98.720955][ T4627] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 98.726588][ T4627] ? panic+0x584/0x584 [ 98.730841][ T4627] ? __lock_acquire+0x1ff0/0x1ff0 [ 98.736040][ T4627] should_fail+0x38a/0x4c0 [ 98.741100][ T4627] _copy_from_user+0x26/0xf0 [ 98.745699][ T4627] kstrtouint_from_user+0xc6/0x240 [ 98.750974][ T4627] ? kstrtol_from_user+0x250/0x250 [ 98.751506][ T4639] FAULT_INJECTION: forcing a failure. [ 98.751506][ T4639] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 98.756173][ T4627] proc_fail_nth_write+0x94/0x240 [ 98.756189][ T4627] ? proc_fail_nth_read+0x1d0/0x1d0 [ 98.756205][ T4627] vfs_write+0x219/0xb50 [ 98.784814][ T4627] ? __lock_acquire+0x1ff0/0x1ff0 [ 98.789844][ T4627] ? file_end_write+0x1c0/0x1c0 [ 98.794776][ T4627] ? mutex_lock_io_nested+0x60/0x60 [ 98.800179][ T4627] ? __fget_files+0x307/0x340 [ 98.804857][ T4627] ? mutex_lock_nested+0x17/0x20 [ 98.809801][ T4627] ? __fdget_pos+0x1c7/0x250 [ 98.814414][ T4627] ksys_write+0x165/0x250 [ 98.818743][ T4627] ? print_irqtrace_events+0x210/0x210 [ 98.824326][ T4627] ? __ia32_sys_read+0x80/0x80 [ 98.829117][ T4627] ? syscall_enter_from_user_mode+0x2e/0x230 [ 98.835185][ T4627] ? lockdep_hardirqs_on+0x94/0x130 [ 98.840373][ T4627] ? syscall_enter_from_user_mode+0x2e/0x230 [ 98.846350][ T4627] do_syscall_64+0x3d/0xb0 [ 98.850793][ T4627] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 98.856849][ T4627] RIP: 0033:0x7f90cb9d1e7f [ 98.861439][ T4627] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 98.881325][ T4627] RSP: 002b:00007f90cad92160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 98.889827][ T4627] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f90cb9d1e7f [ 98.897824][ T4627] RDX: 0000000000000001 RSI: 00007f90cad921e0 RDI: 0000000000000005 [ 98.905975][ T4627] RBP: 00007f90cad921d0 R08: 0000000000000000 R09: 0000000000000000 [ 98.913942][ T4627] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 98.921957][ T4627] R13: 00007ffeaea8517f R14: 00007f90cad92300 R15: 0000000000022000 [ 98.930416][ T4627] [ 98.933620][ T4639] CPU: 1 PID: 4639 Comm: syz-executor.1 Not tainted 5.15.109-syzkaller #0 [ 98.933694][ C0] vkms_vblank_simulate: vblank timer overrun [ 98.942193][ T4639] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 98.958615][ T4639] Call Trace: [ 98.962000][ T4639] [ 98.965042][ T4639] dump_stack_lvl+0x163/0x213 [ 98.969815][ T4639] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 98.975541][ T4639] ? panic+0x584/0x584 [ 98.979707][ T4639] ? __lock_acquire+0x1ff0/0x1ff0 [ 98.984742][ T4639] should_fail+0x38a/0x4c0 [ 98.989362][ T4639] _copy_from_user+0x26/0xf0 [ 98.994155][ T4639] kstrtouint_from_user+0xc6/0x240 [ 98.999447][ T4639] ? kstrtol_from_user+0x250/0x250 [ 99.004655][ T4639] proc_fail_nth_write+0x94/0x240 [ 99.009828][ T4639] ? proc_fail_nth_read+0x1d0/0x1d0 [ 99.015209][ T4639] vfs_write+0x219/0xb50 [ 99.019549][ T4639] ? __lock_acquire+0x1ff0/0x1ff0 [ 99.024664][ T4639] ? file_end_write+0x1c0/0x1c0 [ 99.029596][ T4639] ? mutex_lock_io_nested+0x60/0x60 [ 99.034800][ T4639] ? __fget_files+0x307/0x340 [ 99.039559][ T4639] ? mutex_lock_nested+0x17/0x20 [ 99.044495][ T4639] ? __fdget_pos+0x1c7/0x250 [ 99.049079][ T4639] ksys_write+0x165/0x250 [ 99.053421][ T4639] ? print_irqtrace_events+0x210/0x210 [ 99.058896][ T4639] ? __ia32_sys_read+0x80/0x80 [ 99.063666][ T4639] ? syscall_enter_from_user_mode+0x2e/0x230 [ 99.069634][ T4639] ? lockdep_hardirqs_on+0x94/0x130 [ 99.074876][ T4639] ? syscall_enter_from_user_mode+0x2e/0x230 [ 99.081028][ T4639] do_syscall_64+0x3d/0xb0 [ 99.085954][ T4639] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 99.091834][ T4639] RIP: 0033:0x7f353499fe7f [ 99.096322][ T4639] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 99.116470][ T4639] RSP: 002b:00007f3533d3f160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 99.125058][ T4639] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f353499fe7f [ 99.133029][ T4639] RDX: 0000000000000001 RSI: 00007f3533d3f1e0 RDI: 0000000000000005 [ 99.140994][ T4639] RBP: 00007f3533d3f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 99.148956][ T4639] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 99.156928][ T4639] R13: 00007ffcd2965baf R14: 00007f3533d3f300 R15: 0000000000022000 [ 99.164902][ T4639] [ 99.175425][ T4635] CPU: 0 PID: 4635 Comm: syz-executor.3 Not tainted 5.15.109-syzkaller #0 [ 99.184132][ T4635] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 99.194730][ T4635] Call Trace: [ 99.199056][ T4635] [ 99.202004][ T4635] dump_stack_lvl+0x163/0x213 [ 99.206671][ T4635] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 99.212405][ T4635] ? panic+0x584/0x584 [ 99.216824][ T4635] ? __lock_acquire+0x1ff0/0x1ff0 [ 99.221981][ T4635] should_fail+0x38a/0x4c0 [ 99.227104][ T4635] _copy_from_user+0x26/0xf0 [ 99.230562][ T4646] FAULT_INJECTION: forcing a failure. [ 99.230562][ T4646] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 99.231967][ T4635] kstrtouint_from_user+0xc6/0x240 [ 99.250772][ T4635] ? kstrtol_from_user+0x250/0x250 [ 99.255998][ T4635] proc_fail_nth_write+0x94/0x240 [ 99.261179][ T4635] ? proc_fail_nth_read+0x1d0/0x1d0 [ 99.266452][ T4635] vfs_write+0x219/0xb50 [ 99.270945][ T4635] ? __lock_acquire+0x1ff0/0x1ff0 [ 99.276071][ T4635] ? file_end_write+0x1c0/0x1c0 [ 99.281252][ T4635] ? mutex_lock_io_nested+0x60/0x60 [ 99.286529][ T4635] ? __fget_files+0x307/0x340 [ 99.291198][ T4635] ? mutex_lock_nested+0x17/0x20 [ 99.296120][ T4635] ? __fdget_pos+0x1c7/0x250 [ 99.300967][ T4635] ksys_write+0x165/0x250 [ 99.305276][ T4635] ? print_irqtrace_events+0x210/0x210 [ 99.310828][ T4635] ? __ia32_sys_read+0x80/0x80 [ 99.315575][ T4635] ? syscall_enter_from_user_mode+0x2e/0x230 [ 99.321622][ T4635] ? lockdep_hardirqs_on+0x94/0x130 [ 99.326985][ T4635] ? syscall_enter_from_user_mode+0x2e/0x230 [ 99.332950][ T4635] do_syscall_64+0x3d/0xb0 [ 99.337718][ T4635] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 99.343612][ T4635] RIP: 0033:0x7f1f868bde7f [ 99.348011][ T4635] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 99.367630][ T4635] RSP: 002b:00007f1f85c5d160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 99.376215][ T4635] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1f868bde7f [ 99.384266][ T4635] RDX: 0000000000000001 RSI: 00007f1f85c5d1e0 RDI: 0000000000000005 [ 99.392770][ T4635] RBP: 00007f1f85c5d1d0 R08: 0000000000000000 R09: 0000000000000000 [ 99.400832][ T4635] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 99.408964][ T4635] R13: 00007ffd1faffe1f R14: 00007f1f85c5d300 R15: 0000000000022000 [ 99.417028][ T4635] [ 99.420292][ T4646] CPU: 1 PID: 4646 Comm: syz-executor.0 Not tainted 5.15.109-syzkaller #0 [ 99.420381][ C0] vkms_vblank_simulate: vblank timer overrun [ 99.428955][ T4646] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 99.445067][ T4646] Call Trace: [ 99.448352][ T4646] [ 99.451283][ T4646] dump_stack_lvl+0x163/0x213 [ 99.456051][ T4646] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 99.461834][ T4646] ? panic+0x584/0x584 [ 99.466002][ T4646] ? __lock_acquire+0x1ff0/0x1ff0 [ 99.471040][ T4646] should_fail+0x38a/0x4c0 [ 99.475511][ T4646] _copy_from_user+0x26/0xf0 [ 99.480152][ T4646] kstrtouint_from_user+0xc6/0x240 [ 99.485360][ T4646] ? kstrtol_from_user+0x250/0x250 [ 99.491056][ T4646] proc_fail_nth_write+0x94/0x240 [ 99.496351][ T4646] ? proc_fail_nth_read+0x1d0/0x1d0 [ 99.501664][ T4646] vfs_write+0x219/0xb50 [ 99.506003][ T4646] ? __lock_acquire+0x1ff0/0x1ff0 [ 99.511203][ T4646] ? file_end_write+0x1c0/0x1c0 [ 99.516051][ T4646] ? mutex_lock_io_nested+0x60/0x60 [ 99.521250][ T4646] ? __fget_files+0x307/0x340 [ 99.526016][ T4646] ? mutex_lock_nested+0x17/0x20 [ 99.531074][ T4646] ? __fdget_pos+0x1c7/0x250 [ 99.535753][ T4646] ksys_write+0x165/0x250 [ 99.540170][ T4646] ? print_irqtrace_events+0x210/0x210 [ 99.545625][ T4646] ? __ia32_sys_read+0x80/0x80 [ 99.551037][ T4646] ? syscall_enter_from_user_mode+0x2e/0x230 [ 99.557013][ T4646] ? lockdep_hardirqs_on+0x94/0x130 [ 99.562392][ T4646] ? syscall_enter_from_user_mode+0x2e/0x230 [ 99.568560][ T4646] do_syscall_64+0x3d/0xb0 [ 99.573071][ T4646] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 99.579041][ T4646] RIP: 0033:0x7f04f9354e7f [ 99.583538][ T4646] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 99.603690][ T4646] RSP: 002b:00007f04f86f4160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 99.612318][ T4646] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f04f9354e7f [ 99.620451][ T4646] RDX: 0000000000000001 RSI: 00007f04f86f41e0 RDI: 0000000000000005 [ 99.626678][ T4643] FAULT_INJECTION: forcing a failure. [ 99.626678][ T4643] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 99.628408][ T4646] RBP: 00007f04f86f41d0 R08: 0000000000000000 R09: 0000000000000000 [ 99.650536][ T4646] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 99.658511][ T4646] R13: 00007ffc5860f1bf R14: 00007f04f86f4300 R15: 0000000000022000 [ 99.666515][ T4646] [ 99.671425][ T4643] CPU: 1 PID: 4643 Comm: syz-executor.5 Not tainted 5.15.109-syzkaller #0 [ 99.680024][ T4643] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 99.690698][ T4643] Call Trace: [ 99.694070][ T4643] [ 99.697009][ T4643] dump_stack_lvl+0x163/0x213 [ 99.701785][ T4643] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 99.707778][ T4643] ? panic+0x584/0x584 [ 99.711949][ T4643] ? __lock_acquire+0x1ff0/0x1ff0 [ 99.717422][ T4643] should_fail+0x38a/0x4c0 [ 99.722290][ T4643] _copy_from_user+0x26/0xf0 [ 99.725139][ T4650] FAULT_INJECTION: forcing a failure. [ 99.725139][ T4650] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 99.726878][ T4643] kstrtouint_from_user+0xc6/0x240 [ 99.726896][ T4643] ? kstrtol_from_user+0x250/0x250 [ 99.726920][ T4643] proc_fail_nth_write+0x94/0x240 [ 99.726933][ T4643] ? proc_fail_nth_read+0x1d0/0x1d0 [ 99.726947][ T4643] vfs_write+0x219/0xb50 [ 99.741255][ T4651] FAULT_INJECTION: forcing a failure. [ 99.741255][ T4651] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 99.745320][ T4643] ? __lock_acquire+0x1ff0/0x1ff0 [ 99.745337][ T4643] ? file_end_write+0x1c0/0x1c0 [ 99.745346][ T4643] ? mutex_lock_io_nested+0x60/0x60 [ 99.745362][ T4643] ? __fget_files+0x307/0x340 [ 99.745374][ T4643] ? mutex_lock_nested+0x17/0x20 [ 99.745381][ T4643] ? __fdget_pos+0x1c7/0x250 [ 99.745390][ T4643] ksys_write+0x165/0x250 [ 99.745397][ T4643] ? print_irqtrace_events+0x210/0x210 [ 99.745407][ T4643] ? __ia32_sys_read+0x80/0x80 [ 99.745415][ T4643] ? syscall_enter_from_user_mode+0x2e/0x230 [ 99.745422][ T4643] ? lockdep_hardirqs_on+0x94/0x130 [ 99.745433][ T4643] ? syscall_enter_from_user_mode+0x2e/0x230 [ 99.745442][ T4643] do_syscall_64+0x3d/0xb0 [ 99.745451][ T4643] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 99.745459][ T4643] RIP: 0033:0x7f97d1b39e7f [ 99.745469][ T4643] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 99.745474][ T4643] RSP: 002b:00007f97d0eb8160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 99.745485][ T4643] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f97d1b39e7f [ 99.745490][ T4643] RDX: 0000000000000001 RSI: 00007f97d0eb81e0 RDI: 0000000000000005 [ 99.745495][ T4643] RBP: 00007f97d0eb81d0 R08: 0000000000000000 R09: 0000000000000000 [ 99.745500][ T4643] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 99.745504][ T4643] R13: 00007ffe355048ef R14: 00007f97d0eb8300 R15: 0000000000022000 [ 99.745521][ T4643] [ 99.751303][ T4629] CPU: 1 PID: 4629 Comm: syz-executor.2 Not tainted 5.15.109-syzkaller #0 [ 99.920579][ T4654] FAULT_INJECTION: forcing a failure. [ 99.920579][ T4654] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 99.925588][ T4629] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 99.925596][ T4629] Call Trace: [ 99.925600][ T4629] [ 99.925611][ T4629] dump_stack_lvl+0x163/0x213 [ 99.925629][ T4629] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 99.925637][ T4629] ? panic+0x584/0x584 [ 99.925645][ T4629] ? __lock_acquire+0x1ff0/0x1ff0 [ 99.925662][ T4629] should_fail+0x38a/0x4c0 [ 99.925675][ T4629] _copy_from_user+0x26/0xf0 [ 99.925683][ T4629] kstrtouint_from_user+0xc6/0x240 [ 99.925693][ T4629] ? kstrtol_from_user+0x250/0x250 [ 99.925712][ T4629] proc_fail_nth_write+0x94/0x240 [ 100.014039][ T4629] ? proc_fail_nth_read+0x1d0/0x1d0 [ 100.019245][ T4629] vfs_write+0x219/0xb50 [ 100.023673][ T4629] ? __lock_acquire+0x1ff0/0x1ff0 [ 100.029066][ T4629] ? file_end_write+0x1c0/0x1c0 [ 100.034231][ T4629] ? mutex_lock_io_nested+0x60/0x60 [ 100.039452][ T4629] ? __fget_files+0x307/0x340 [ 100.044247][ T4629] ? mutex_lock_nested+0x17/0x20 [ 100.049272][ T4629] ? __fdget_pos+0x1c7/0x250 [ 100.053860][ T4629] ksys_write+0x165/0x250 [ 100.058447][ T4629] ? print_irqtrace_events+0x210/0x210 [ 100.064188][ T4629] ? __ia32_sys_read+0x80/0x80 [ 100.069325][ T4629] ? syscall_enter_from_user_mode+0x2e/0x230 [ 100.075438][ T4629] ? lockdep_hardirqs_on+0x94/0x130 [ 100.080636][ T4629] ? syscall_enter_from_user_mode+0x2e/0x230 [ 100.086877][ T4629] do_syscall_64+0x3d/0xb0 [ 100.091322][ T4629] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 100.097202][ T4629] RIP: 0033:0x7ff55216fe7f [ 100.101604][ T4629] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 100.121375][ T4629] RSP: 002b:00007ff551530160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 100.129785][ T4629] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff55216fe7f [ 100.137773][ T4629] RDX: 0000000000000001 RSI: 00007ff5515301e0 RDI: 0000000000000005 [ 100.145737][ T4629] RBP: 00007ff5515301d0 R08: 0000000000000000 R09: 0000000000000000 [ 100.153698][ T4629] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 100.161657][ T4629] R13: 00007ffe4fd759df R14: 00007ff551530300 R15: 0000000000022000 [ 100.169648][ T4629] [ 100.172661][ T4651] CPU: 0 PID: 4651 Comm: syz-executor.1 Not tainted 5.15.109-syzkaller #0 [ 100.181155][ T4651] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 100.191205][ T4651] Call Trace: [ 100.194520][ T4651] [ 100.197449][ T4651] dump_stack_lvl+0x163/0x213 [ 100.202126][ T4651] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 100.207879][ T4651] ? panic+0x584/0x584 [ 100.212391][ T4651] ? __lock_acquire+0x1ff0/0x1ff0 [ 100.217780][ T4651] should_fail+0x38a/0x4c0 [ 100.222648][ T4651] _copy_from_user+0x26/0xf0 [ 100.227244][ T4651] kstrtouint_from_user+0xc6/0x240 [ 100.232381][ T4651] ? kstrtol_from_user+0x250/0x250 [ 100.237868][ T4651] proc_fail_nth_write+0x94/0x240 [ 100.242980][ T4651] ? proc_fail_nth_read+0x1d0/0x1d0 [ 100.248170][ T4651] vfs_write+0x219/0xb50 [ 100.252393][ T4651] ? __lock_acquire+0x1ff0/0x1ff0 [ 100.257614][ T4651] ? file_end_write+0x1c0/0x1c0 [ 100.262453][ T4651] ? mutex_lock_io_nested+0x60/0x60 [ 100.267891][ T4651] ? __fget_files+0x307/0x340 [ 100.272550][ T4651] ? mutex_lock_nested+0x17/0x20 [ 100.277491][ T4651] ? __fdget_pos+0x1c7/0x250 [ 100.280310][ T4656] FAULT_INJECTION: forcing a failure. [ 100.280310][ T4656] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 100.282073][ T4651] ksys_write+0x165/0x250 [ 100.299502][ T4651] ? print_irqtrace_events+0x210/0x210 [ 100.305137][ T4651] ? __ia32_sys_read+0x80/0x80 [ 100.309982][ T4651] ? syscall_enter_from_user_mode+0x2e/0x230 [ 100.315934][ T4651] ? lockdep_hardirqs_on+0x94/0x130 [ 100.321110][ T4651] ? syscall_enter_from_user_mode+0x2e/0x230 [ 100.327064][ T4651] do_syscall_64+0x3d/0xb0 [ 100.331458][ T4651] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 100.337328][ T4651] RIP: 0033:0x7f353499fe7f [ 100.341721][ T4651] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 100.362104][ T4651] RSP: 002b:00007f3533d60160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 100.370595][ T4651] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f353499fe7f [ 100.378549][ T4651] RDX: 0000000000000001 RSI: 00007f3533d601e0 RDI: 0000000000000005 [ 100.386524][ T4651] RBP: 00007f3533d601d0 R08: 0000000000000000 R09: 0000000000000000 [ 100.394512][ T4651] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 100.402575][ T4651] R13: 00007ffcd2965baf R14: 00007f3533d60300 R15: 0000000000022000 [ 100.410649][ T4651] [ 100.413660][ T4656] CPU: 1 PID: 4656 Comm: syz-executor.3 Not tainted 5.15.109-syzkaller #0 [ 100.413753][ C0] vkms_vblank_simulate: vblank timer overrun [ 100.422155][ T4656] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 100.438194][ T4656] Call Trace: [ 100.441477][ T4656] [ 100.444397][ T4656] dump_stack_lvl+0x163/0x213 [ 100.449651][ T4656] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 100.455299][ T4656] ? panic+0x584/0x584 [ 100.459460][ T4656] ? __lock_acquire+0x1ff0/0x1ff0 [ 100.464567][ T4656] should_fail+0x38a/0x4c0 [ 100.469072][ T4656] _copy_from_user+0x26/0xf0 [ 100.473913][ T4656] kstrtouint_from_user+0xc6/0x240 [ 100.479050][ T4656] ? kstrtol_from_user+0x250/0x250 [ 100.484261][ T4656] proc_fail_nth_write+0x94/0x240 [ 100.489451][ T4656] ? proc_fail_nth_read+0x1d0/0x1d0 [ 100.494692][ T4656] vfs_write+0x219/0xb50 [ 100.499014][ T4656] ? __lock_acquire+0x1ff0/0x1ff0 [ 100.504128][ T4656] ? file_end_write+0x1c0/0x1c0 [ 100.509435][ T4656] ? mutex_lock_io_nested+0x60/0x60 [ 100.514824][ T4656] ? __fget_files+0x307/0x340 [ 100.519935][ T4656] ? mutex_lock_nested+0x17/0x20 [ 100.524861][ T4656] ? __fdget_pos+0x1c7/0x250 [ 100.529531][ T4656] ksys_write+0x165/0x250 [ 100.533848][ T4656] ? print_irqtrace_events+0x210/0x210 [ 100.539299][ T4656] ? __ia32_sys_read+0x80/0x80 [ 100.544137][ T4656] ? syscall_enter_from_user_mode+0x2e/0x230 [ 100.550567][ T4656] ? lockdep_hardirqs_on+0x94/0x130 [ 100.555955][ T4656] ? syscall_enter_from_user_mode+0x2e/0x230 [ 100.562091][ T4656] do_syscall_64+0x3d/0xb0 [ 100.566585][ T4656] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 100.572543][ T4656] RIP: 0033:0x7f1f868bde7f [ 100.577068][ T4656] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 100.597050][ T4656] RSP: 002b:00007f1f85c3c160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 100.605851][ T4656] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1f868bde7f [ 100.613933][ T4656] RDX: 0000000000000001 RSI: 00007f1f85c3c1e0 RDI: 0000000000000004 [ 100.621890][ T4656] RBP: 00007f1f85c3c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 100.630394][ T4656] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 100.638354][ T4656] R13: 00007ffd1faffe1f R14: 00007f1f85c3c300 R15: 0000000000022000 [ 100.646684][ T4656] [ 100.659135][ T4654] CPU: 1 PID: 4654 Comm: syz-executor.0 Not tainted 5.15.109-syzkaller #0 [ 100.667737][ T4654] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 100.678219][ T4654] Call Trace: [ 100.681492][ T4654] [ 100.684415][ T4654] dump_stack_lvl+0x163/0x213 [ 100.689111][ T4654] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 100.694735][ T4654] ? panic+0x584/0x584 [ 100.698792][ T4654] ? __lock_acquire+0x1ff0/0x1ff0 [ 100.703903][ T4654] should_fail+0x38a/0x4c0 [ 100.708579][ T4654] _copy_from_user+0x26/0xf0 [ 100.713987][ T4654] kstrtouint_from_user+0xc6/0x240 [ 100.719188][ T4654] ? kstrtol_from_user+0x250/0x250 [ 100.724492][ T4654] proc_fail_nth_write+0x94/0x240 [ 100.729872][ T4654] ? proc_fail_nth_read+0x1d0/0x1d0 [ 100.735085][ T4654] vfs_write+0x219/0xb50 [ 100.739423][ T4654] ? __lock_acquire+0x1ff0/0x1ff0 [ 100.744454][ T4654] ? file_end_write+0x1c0/0x1c0 [ 100.749295][ T4654] ? mutex_lock_io_nested+0x60/0x60 [ 100.754565][ T4654] ? __fget_files+0x307/0x340 [ 100.759240][ T4654] ? mutex_lock_nested+0x17/0x20 [ 100.764256][ T4654] ? __fdget_pos+0x1c7/0x250 [ 100.768838][ T4654] ksys_write+0x165/0x250 [ 100.773367][ T4654] ? print_irqtrace_events+0x210/0x210 [ 100.779100][ T4654] ? __ia32_sys_read+0x80/0x80 [ 100.783864][ T4654] ? syscall_enter_from_user_mode+0x2e/0x230 [ 100.789846][ T4654] ? lockdep_hardirqs_on+0x94/0x130 [ 100.795609][ T4654] ? syscall_enter_from_user_mode+0x2e/0x230 [ 100.801685][ T4654] do_syscall_64+0x3d/0xb0 [ 100.806115][ T4654] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 100.812159][ T4654] RIP: 0033:0x7f04f9354e7f [ 100.816605][ T4654] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 100.836582][ T4654] RSP: 002b:00007f04f8715160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 100.845079][ T4654] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f04f9354e7f [ 100.853132][ T4654] RDX: 0000000000000001 RSI: 00007f04f87151e0 RDI: 0000000000000005 [ 100.861188][ T4654] RBP: 00007f04f87151d0 R08: 0000000000000000 R09: 0000000000000000 [ 100.869343][ T4654] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 100.877506][ T4654] R13: 00007ffc5860f1bf R14: 00007f04f8715300 R15: 0000000000022000 [ 100.883174][ T4664] FAULT_INJECTION: forcing a failure. [ 100.883174][ T4664] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 100.885481][ T4654] [ 100.891452][ T4665] FAULT_INJECTION: forcing a failure. [ 100.891452][ T4665] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 100.910353][ T4650] CPU: 0 PID: 4650 Comm: syz-executor.4 Not tainted 5.15.109-syzkaller #0 [ 100.923629][ T4650] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 100.933848][ T4650] Call Trace: [ 100.937116][ T4650] [ 100.940034][ T4650] dump_stack_lvl+0x163/0x213 [ 100.944701][ T4650] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 100.950494][ T4650] ? panic+0x584/0x584 [ 100.954548][ T4650] ? __lock_acquire+0x1ff0/0x1ff0 [ 100.959562][ T4650] should_fail+0x38a/0x4c0 [ 100.964070][ T4650] _copy_from_user+0x26/0xf0 [ 100.969172][ T4650] kstrtouint_from_user+0xc6/0x240 [ 100.974353][ T4650] ? kstrtol_from_user+0x250/0x250 [ 100.979456][ T4650] proc_fail_nth_write+0x94/0x240 [ 100.984468][ T4650] ? proc_fail_nth_read+0x1d0/0x1d0 [ 100.989770][ T4650] vfs_write+0x219/0xb50 [ 100.995718][ T4650] ? __lock_acquire+0x1ff0/0x1ff0 [ 101.000820][ T4650] ? file_end_write+0x1c0/0x1c0 [ 101.005937][ T4650] ? mutex_lock_io_nested+0x60/0x60 [ 101.011132][ T4650] ? __fget_files+0x307/0x340 [ 101.016052][ T4650] ? mutex_lock_nested+0x17/0x20 [ 101.020979][ T4650] ? __fdget_pos+0x1c7/0x250 [ 101.025667][ T4650] ksys_write+0x165/0x250 [ 101.030237][ T4650] ? print_irqtrace_events+0x210/0x210 [ 101.035775][ T4650] ? __ia32_sys_read+0x80/0x80 [ 101.040519][ T4650] ? syscall_enter_from_user_mode+0x2e/0x230 [ 101.046850][ T4650] ? lockdep_hardirqs_on+0x94/0x130 [ 101.052036][ T4650] ? syscall_enter_from_user_mode+0x2e/0x230 [ 101.058011][ T4650] do_syscall_64+0x3d/0xb0 [ 101.062438][ T4650] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 101.068694][ T4650] RIP: 0033:0x7f90cb9d1e7f [ 101.074154][ T4650] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 101.094997][ T4650] RSP: 002b:00007f90cad92160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 101.103687][ T4650] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f90cb9d1e7f [ 101.111642][ T4650] RDX: 0000000000000001 RSI: 00007f90cad921e0 RDI: 0000000000000005 [ 101.119868][ T4650] RBP: 00007f90cad921d0 R08: 0000000000000000 R09: 0000000000000000 [ 101.127919][ T4650] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 101.135901][ T4650] R13: 00007ffeaea8517f R14: 00007f90cad92300 R15: 0000000000022000 [ 101.143881][ T4650] [ 101.146886][ T4665] CPU: 1 PID: 4665 Comm: syz-executor.5 Not tainted 5.15.109-syzkaller #0 [ 101.146995][ C0] vkms_vblank_simulate: vblank timer overrun [ 101.155809][ T4665] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 101.171990][ T4665] Call Trace: [ 101.175262][ T4665] [ 101.178193][ T4665] dump_stack_lvl+0x163/0x213 [ 101.183300][ T4665] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 101.189020][ T4665] ? panic+0x584/0x584 [ 101.193174][ T4665] ? __lock_acquire+0x1ff0/0x1ff0 [ 101.198377][ T4665] should_fail+0x38a/0x4c0 [ 101.202804][ T4665] _copy_from_user+0x26/0xf0 [ 101.207394][ T4665] kstrtouint_from_user+0xc6/0x240 [ 101.212859][ T4665] ? kstrtol_from_user+0x250/0x250 [ 101.218256][ T4665] proc_fail_nth_write+0x94/0x240 [ 101.223945][ T4665] ? proc_fail_nth_read+0x1d0/0x1d0 [ 101.229400][ T4665] vfs_write+0x219/0xb50 [ 101.233646][ T4665] ? __lock_acquire+0x1ff0/0x1ff0 [ 101.238745][ T4665] ? file_end_write+0x1c0/0x1c0 [ 101.243847][ T4665] ? mutex_lock_io_nested+0x60/0x60 [ 101.249324][ T4665] ? __fget_files+0x307/0x340 [ 101.254075][ T4665] ? mutex_lock_nested+0x17/0x20 [ 101.259000][ T4665] ? __fdget_pos+0x1c7/0x250 [ 101.263623][ T4665] ksys_write+0x165/0x250 [ 101.268293][ T4665] ? print_irqtrace_events+0x210/0x210 [ 101.273745][ T4665] ? __ia32_sys_read+0x80/0x80 [ 101.278503][ T4665] ? syscall_enter_from_user_mode+0x2e/0x230 [ 101.284741][ T4665] ? lockdep_hardirqs_on+0x94/0x130 [ 101.290287][ T4665] ? syscall_enter_from_user_mode+0x2e/0x230 [ 101.296267][ T4665] do_syscall_64+0x3d/0xb0 [ 101.300699][ T4665] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 101.307201][ T4665] RIP: 0033:0x7f97d1b39e7f [ 101.311794][ T4665] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 101.331659][ T4665] RSP: 002b:00007f97d0ed9160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 101.340170][ T4665] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f97d1b39e7f [ 101.348318][ T4665] RDX: 0000000000000001 RSI: 00007f97d0ed91e0 RDI: 0000000000000005 [ 101.356478][ T4665] RBP: 00007f97d0ed91d0 R08: 0000000000000000 R09: 0000000000000000 [ 101.364531][ T4665] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 101.372587][ T4665] R13: 00007ffe355048ef R14: 00007f97d0ed9300 R15: 0000000000022000 [ 101.380569][ T4665] [ 101.386206][ T4664] CPU: 0 PID: 4664 Comm: syz-executor.2 Not tainted 5.15.109-syzkaller #0 [ 101.394713][ T4664] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 101.405147][ T4664] Call Trace: [ 101.408465][ T4664] [ 101.411407][ T4664] dump_stack_lvl+0x163/0x213 [ 101.416184][ T4664] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 101.421817][ T4664] ? panic+0x584/0x584 [ 101.425976][ T4664] ? __lock_acquire+0x1ff0/0x1ff0 [ 101.431006][ T4664] should_fail+0x38a/0x4c0 [ 101.435436][ T4664] _copy_from_user+0x26/0xf0 [ 101.440072][ T4664] kstrtouint_from_user+0xc6/0x240 [ 101.445213][ T4664] ? kstrtol_from_user+0x250/0x250 [ 101.450726][ T4664] proc_fail_nth_write+0x94/0x240 [ 101.455824][ T4664] ? proc_fail_nth_read+0x1d0/0x1d0 [ 101.461205][ T4664] vfs_write+0x219/0xb50 [ 101.465464][ T4664] ? __lock_acquire+0x1ff0/0x1ff0 [ 101.469294][ T4672] FAULT_INJECTION: forcing a failure. [ 101.469294][ T4672] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 101.470866][ T4664] ? file_end_write+0x1c0/0x1c0 [ 101.470879][ T4664] ? mutex_lock_io_nested+0x60/0x60 [ 101.470895][ T4664] ? __fget_files+0x307/0x340 [ 101.470908][ T4664] ? mutex_lock_nested+0x17/0x20 [ 101.503945][ T4664] ? __fdget_pos+0x1c7/0x250 [ 101.508664][ T4664] ksys_write+0x165/0x250 [ 101.512982][ T4664] ? print_irqtrace_events+0x210/0x210 [ 101.518518][ T4664] ? __ia32_sys_read+0x80/0x80 [ 101.523397][ T4664] ? syscall_enter_from_user_mode+0x2e/0x230 [ 101.529548][ T4664] ? lockdep_hardirqs_on+0x94/0x130 [ 101.535046][ T4664] ? syscall_enter_from_user_mode+0x2e/0x230 [ 101.536507][ T4675] FAULT_INJECTION: forcing a failure. [ 101.536507][ T4675] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 101.541051][ T4664] do_syscall_64+0x3d/0xb0 [ 101.541069][ T4664] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 101.541078][ T4664] RIP: 0033:0x7ff55216fe7f [ 101.541089][ T4664] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 101.555844][ T4676] FAULT_INJECTION: forcing a failure. [ 101.555844][ T4676] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 101.559002][ T4664] RSP: 002b:00007ff5514ac160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 101.559015][ T4664] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff55216fe7f [ 101.559020][ T4664] RDX: 0000000000000001 RSI: 00007ff5514ac1e0 RDI: 0000000000000004 [ 101.559025][ T4664] RBP: 00007ff5514ac1d0 R08: 0000000000000000 R09: 0000000000000000 [ 101.559029][ T4664] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 101.559034][ T4664] R13: 00007ffe4fd759df R14: 00007ff5514ac300 R15: 0000000000022000 [ 101.559050][ T4664] [ 101.654243][ T4675] CPU: 1 PID: 4675 Comm: syz-executor.1 Not tainted 5.15.109-syzkaller #0 [ 101.654351][ C0] vkms_vblank_simulate: vblank timer overrun [ 101.662827][ T4675] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 101.678929][ T4675] Call Trace: [ 101.682209][ T4675] [ 101.685235][ T4675] dump_stack_lvl+0x163/0x213 [ 101.690018][ T4675] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 101.695672][ T4675] ? panic+0x584/0x584 [ 101.699737][ T4675] ? __lock_acquire+0x1ff0/0x1ff0 [ 101.704931][ T4675] should_fail+0x38a/0x4c0 [ 101.709467][ T4675] _copy_from_user+0x26/0xf0 [ 101.714222][ T4675] kstrtouint_from_user+0xc6/0x240 [ 101.719454][ T4675] ? kstrtol_from_user+0x250/0x250 [ 101.724602][ T4675] proc_fail_nth_write+0x94/0x240 [ 101.729630][ T4675] ? proc_fail_nth_read+0x1d0/0x1d0 [ 101.735013][ T4675] vfs_write+0x219/0xb50 [ 101.739347][ T4675] ? __lock_acquire+0x1ff0/0x1ff0 2023/04/30 15:53:52 executed programs: 124 [ 101.744407][ T4675] ? file_end_write+0x1c0/0x1c0 [ 101.749238][ T4675] ? mutex_lock_io_nested+0x60/0x60 [ 101.754615][ T4675] ? __fget_files+0x307/0x340 [ 101.759407][ T4675] ? mutex_lock_nested+0x17/0x20 [ 101.764439][ T4675] ? __fdget_pos+0x1c7/0x250 [ 101.769042][ T4675] ksys_write+0x165/0x250 [ 101.773542][ T4675] ? print_irqtrace_events+0x210/0x210 [ 101.779261][ T4675] ? __ia32_sys_read+0x80/0x80 [ 101.784201][ T4675] ? syscall_enter_from_user_mode+0x2e/0x230 [ 101.790613][ T4675] ? lockdep_hardirqs_on+0x94/0x130 [ 101.796097][ T4675] ? syscall_enter_from_user_mode+0x2e/0x230 [ 101.802429][ T4675] do_syscall_64+0x3d/0xb0 [ 101.806906][ T4675] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 101.812795][ T4675] RIP: 0033:0x7f353499fe7f [ 101.817213][ T4675] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 101.837024][ T4675] RSP: 002b:00007f3533d1e160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 101.845795][ T4675] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f353499fe7f [ 101.853944][ T4675] RDX: 0000000000000001 RSI: 00007f3533d1e1e0 RDI: 0000000000000005 [ 101.861918][ T4675] RBP: 00007f3533d1e1d0 R08: 0000000000000000 R09: 0000000000000000 [ 101.869988][ T4675] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 101.877951][ T4675] R13: 00007ffcd2965baf R14: 00007f3533d1e300 R15: 0000000000022000 [ 101.886102][ T4675] [ 101.889119][ T4672] CPU: 0 PID: 4672 Comm: syz-executor.3 Not tainted 5.15.109-syzkaller #0 [ 101.897662][ T4672] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 101.907981][ T4672] Call Trace: [ 101.911265][ T4672] [ 101.914199][ T4672] dump_stack_lvl+0x163/0x213 [ 101.918876][ T4672] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 101.924498][ T4672] ? panic+0x584/0x584 [ 101.928548][ T4672] ? __lock_acquire+0x1ff0/0x1ff0 [ 101.933642][ T4672] should_fail+0x38a/0x4c0 [ 101.938044][ T4672] _copy_from_user+0x26/0xf0 [ 101.942610][ T4672] kstrtouint_from_user+0xc6/0x240 [ 101.947979][ T4672] ? kstrtol_from_user+0x250/0x250 [ 101.953540][ T4672] proc_fail_nth_write+0x94/0x240 [ 101.958567][ T4672] ? proc_fail_nth_read+0x1d0/0x1d0 [ 101.963763][ T4672] vfs_write+0x219/0xb50 [ 101.968082][ T4672] ? __lock_acquire+0x1ff0/0x1ff0 [ 101.973094][ T4672] ? file_end_write+0x1c0/0x1c0 [ 101.977921][ T4672] ? mutex_lock_io_nested+0x60/0x60 [ 101.983104][ T4672] ? __fget_files+0x307/0x340 [ 101.988019][ T4672] ? mutex_lock_nested+0x17/0x20 [ 101.992937][ T4672] ? __fdget_pos+0x1c7/0x250 [ 101.997502][ T4672] ksys_write+0x165/0x250 [ 102.000431][ T4683] FAULT_INJECTION: forcing a failure. [ 102.000431][ T4683] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 102.001812][ T4672] ? print_irqtrace_events+0x210/0x210 [ 102.016652][ T4684] FAULT_INJECTION: forcing a failure. [ 102.016652][ T4684] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 102.020251][ T4672] ? __ia32_sys_read+0x80/0x80 [ 102.038022][ T4672] ? syscall_enter_from_user_mode+0x2e/0x230 [ 102.043988][ T4672] ? lockdep_hardirqs_on+0x94/0x130 [ 102.049253][ T4672] ? syscall_enter_from_user_mode+0x2e/0x230 [ 102.055597][ T4672] do_syscall_64+0x3d/0xb0 [ 102.060081][ T4672] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 102.066146][ T4672] RIP: 0033:0x7f1f868bde7f [ 102.070631][ T4672] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 102.090482][ T4672] RSP: 002b:00007f1f85c5d160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 102.098974][ T4672] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1f868bde7f [ 102.107030][ T4672] RDX: 0000000000000001 RSI: 00007f1f85c5d1e0 RDI: 0000000000000005 [ 102.115453][ T4672] RBP: 00007f1f85c5d1d0 R08: 0000000000000000 R09: 0000000000000000 [ 102.123431][ T4672] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 102.131829][ T4672] R13: 00007ffd1faffe1f R14: 00007f1f85c5d300 R15: 0000000000022000 [ 102.139899][ T4672] [ 102.142905][ T4676] CPU: 1 PID: 4676 Comm: syz-executor.4 Not tainted 5.15.109-syzkaller #0 [ 102.143002][ C0] vkms_vblank_simulate: vblank timer overrun [ 102.151660][ T4676] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 102.169011][ T4676] Call Trace: [ 102.172392][ T4676] [ 102.175324][ T4676] dump_stack_lvl+0x163/0x213 [ 102.180031][ T4676] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 102.185754][ T4676] ? panic+0x584/0x584 [ 102.189819][ T4676] ? __lock_acquire+0x1ff0/0x1ff0 [ 102.194857][ T4676] should_fail+0x38a/0x4c0 [ 102.199463][ T4676] _copy_from_user+0x26/0xf0 [ 102.204038][ T4676] kstrtouint_from_user+0xc6/0x240 [ 102.209313][ T4676] ? kstrtol_from_user+0x250/0x250 [ 102.214454][ T4676] proc_fail_nth_write+0x94/0x240 [ 102.219562][ T4676] ? proc_fail_nth_read+0x1d0/0x1d0 [ 102.225045][ T4676] vfs_write+0x219/0xb50 [ 102.229290][ T4676] ? __lock_acquire+0x1ff0/0x1ff0 [ 102.234316][ T4676] ? file_end_write+0x1c0/0x1c0 [ 102.239259][ T4676] ? mutex_lock_io_nested+0x60/0x60 [ 102.244464][ T4676] ? __fget_files+0x307/0x340 [ 102.249167][ T4676] ? mutex_lock_nested+0x17/0x20 [ 102.254373][ T4676] ? __fdget_pos+0x1c7/0x250 [ 102.258973][ T4676] ksys_write+0x165/0x250 [ 102.263295][ T4676] ? print_irqtrace_events+0x210/0x210 [ 102.269380][ T4676] ? __ia32_sys_read+0x80/0x80 [ 102.274225][ T4676] ? syscall_enter_from_user_mode+0x2e/0x230 [ 102.280204][ T4676] ? lockdep_hardirqs_on+0x94/0x130 [ 102.285406][ T4676] ? syscall_enter_from_user_mode+0x2e/0x230 [ 102.291836][ T4676] do_syscall_64+0x3d/0xb0 [ 102.296430][ T4676] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 102.302539][ T4676] RIP: 0033:0x7f90cb9d1e7f [ 102.306946][ T4676] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 102.326724][ T4676] RSP: 002b:00007f90cad50160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 102.335212][ T4676] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f90cb9d1e7f [ 102.343470][ T4676] RDX: 0000000000000001 RSI: 00007f90cad501e0 RDI: 0000000000000005 [ 102.351433][ T4676] RBP: 00007f90cad501d0 R08: 0000000000000000 R09: 0000000000000000 [ 102.359493][ T4676] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 102.367642][ T4676] R13: 00007ffeaea8517f R14: 00007f90cad50300 R15: 0000000000022000 [ 102.375807][ T4676] [ 102.383580][ T4683] CPU: 0 PID: 4683 Comm: syz-executor.0 Not tainted 5.15.109-syzkaller #0 [ 102.392195][ T4683] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 102.402452][ T4683] Call Trace: [ 102.405718][ T4683] [ 102.408744][ T4683] dump_stack_lvl+0x163/0x213 [ 102.413424][ T4683] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 102.419126][ T4683] ? panic+0x584/0x584 [ 102.423185][ T4683] ? __lock_acquire+0x1ff0/0x1ff0 [ 102.428228][ T4683] should_fail+0x38a/0x4c0 [ 102.432626][ T4683] _copy_from_user+0x26/0xf0 [ 102.437479][ T4683] kstrtouint_from_user+0xc6/0x240 [ 102.442416][ T4687] FAULT_INJECTION: forcing a failure. [ 102.442416][ T4687] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 102.442642][ T4683] ? kstrtol_from_user+0x250/0x250 [ 102.461301][ T4683] proc_fail_nth_write+0x94/0x240 [ 102.466495][ T4683] ? proc_fail_nth_read+0x1d0/0x1d0 [ 102.472051][ T4683] vfs_write+0x219/0xb50 [ 102.476370][ T4683] ? __lock_acquire+0x1ff0/0x1ff0 [ 102.481475][ T4683] ? file_end_write+0x1c0/0x1c0 [ 102.486335][ T4683] ? mutex_lock_io_nested+0x60/0x60 [ 102.491706][ T4683] ? __fget_files+0x307/0x340 [ 102.496555][ T4683] ? mutex_lock_nested+0x17/0x20 [ 102.502372][ T4683] ? __fdget_pos+0x1c7/0x250 [ 102.507218][ T4683] ksys_write+0x165/0x250 [ 102.511625][ T4683] ? print_irqtrace_events+0x210/0x210 [ 102.517252][ T4683] ? __ia32_sys_read+0x80/0x80 [ 102.522088][ T4683] ? syscall_enter_from_user_mode+0x2e/0x230 [ 102.528433][ T4683] ? lockdep_hardirqs_on+0x94/0x130 [ 102.533806][ T4683] ? syscall_enter_from_user_mode+0x2e/0x230 [ 102.539766][ T4683] do_syscall_64+0x3d/0xb0 [ 102.544265][ T4683] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 102.550238][ T4683] RIP: 0033:0x7f04f9354e7f [ 102.555015][ T4683] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 102.575478][ T4683] RSP: 002b:00007f04f86d3160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 102.583988][ T4683] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f04f9354e7f [ 102.592426][ T4683] RDX: 0000000000000001 RSI: 00007f04f86d31e0 RDI: 0000000000000005 [ 102.600860][ T4683] RBP: 00007f04f86d31d0 R08: 0000000000000000 R09: 0000000000000000 [ 102.608853][ T4683] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 102.616913][ T4683] R13: 00007ffc5860f1bf R14: 00007f04f86d3300 R15: 0000000000022000 [ 102.625025][ T4683] [ 102.628053][ T4687] CPU: 1 PID: 4687 Comm: syz-executor.2 Not tainted 5.15.109-syzkaller #0 [ 102.628065][ C0] vkms_vblank_simulate: vblank timer overrun [ 102.642993][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 102.653128][ T4687] Call Trace: [ 102.656491][ T4687] [ 102.659865][ T4687] dump_stack_lvl+0x163/0x213 [ 102.664804][ T4687] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 102.670597][ T4687] ? panic+0x584/0x584 [ 102.674655][ T4687] ? __lock_acquire+0x1ff0/0x1ff0 [ 102.679764][ T4687] should_fail+0x38a/0x4c0 [ 102.684177][ T4687] _copy_from_user+0x26/0xf0 [ 102.688954][ T4687] kstrtouint_from_user+0xc6/0x240 [ 102.694228][ T4687] ? kstrtol_from_user+0x250/0x250 [ 102.699464][ T4687] proc_fail_nth_write+0x94/0x240 [ 102.704477][ T4687] ? proc_fail_nth_read+0x1d0/0x1d0 [ 102.709797][ T4687] vfs_write+0x219/0xb50 [ 102.714053][ T4687] ? __lock_acquire+0x1ff0/0x1ff0 [ 102.719613][ T4687] ? file_end_write+0x1c0/0x1c0 [ 102.724726][ T4687] ? mutex_lock_io_nested+0x60/0x60 [ 102.730122][ T4687] ? __fget_files+0x307/0x340 [ 102.735056][ T4687] ? mutex_lock_nested+0x17/0x20 [ 102.740202][ T4687] ? __fdget_pos+0x1c7/0x250 [ 102.745353][ T4687] ksys_write+0x165/0x250 [ 102.749867][ T4687] ? print_irqtrace_events+0x210/0x210 [ 102.755596][ T4687] ? __ia32_sys_read+0x80/0x80 [ 102.760442][ T4687] ? syscall_enter_from_user_mode+0x2e/0x230 [ 102.766503][ T4687] ? lockdep_hardirqs_on+0x94/0x130 [ 102.771691][ T4687] ? syscall_enter_from_user_mode+0x2e/0x230 [ 102.777657][ T4687] do_syscall_64+0x3d/0xb0 [ 102.782156][ T4687] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 102.788502][ T4687] RIP: 0033:0x7ff55216fe7f [ 102.793713][ T4687] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 102.814684][ T4687] RSP: 002b:00007ff55150f160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 102.823544][ T4687] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff55216fe7f [ 102.831517][ T4687] RDX: 0000000000000001 RSI: 00007ff55150f1e0 RDI: 0000000000000005 [ 102.839578][ T4687] RBP: 00007ff55150f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 102.847637][ T4687] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 102.855786][ T4687] R13: 00007ffe4fd759df R14: 00007ff55150f300 R15: 0000000000022000 [ 102.863875][ T4687] [ 102.866974][ T4684] CPU: 0 PID: 4684 Comm: syz-executor.5 Not tainted 5.15.109-syzkaller #0 [ 102.875750][ T4684] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 102.886713][ T4684] Call Trace: [ 102.890195][ T4684] [ 102.893230][ T4684] dump_stack_lvl+0x163/0x213 [ 102.898043][ T4684] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 102.903768][ T4684] ? panic+0x584/0x584 [ 102.908150][ T4684] ? __lock_acquire+0x1ff0/0x1ff0 [ 102.913164][ T4684] should_fail+0x38a/0x4c0 [ 102.917571][ T4684] _copy_from_user+0x26/0xf0 [ 102.922226][ T4684] kstrtouint_from_user+0xc6/0x240 [ 102.927413][ T4684] ? kstrtol_from_user+0x250/0x250 [ 102.932650][ T4684] proc_fail_nth_write+0x94/0x240 [ 102.937754][ T4684] ? proc_fail_nth_read+0x1d0/0x1d0 [ 102.943228][ T4684] vfs_write+0x219/0xb50 [ 102.947536][ T4684] ? __lock_acquire+0x1ff0/0x1ff0 [ 102.952614][ T4684] ? file_end_write+0x1c0/0x1c0 [ 102.957458][ T4684] ? mutex_lock_io_nested+0x60/0x60 [ 102.963041][ T4684] ? __fget_files+0x307/0x340 [ 102.967713][ T4684] ? mutex_lock_nested+0x17/0x20 [ 102.972977][ T4684] ? __fdget_pos+0x1c7/0x250 [ 102.977554][ T4684] ksys_write+0x165/0x250 [ 102.981895][ T4684] ? print_irqtrace_events+0x210/0x210 [ 102.987352][ T4684] ? __ia32_sys_read+0x80/0x80 [ 102.992107][ T4684] ? syscall_enter_from_user_mode+0x2e/0x230 [ 102.998148][ T4684] ? lockdep_hardirqs_on+0x94/0x130 [ 103.003322][ T4684] ? syscall_enter_from_user_mode+0x2e/0x230 [ 103.009363][ T4684] do_syscall_64+0x3d/0xb0 [ 103.013842][ T4684] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 103.019794][ T4684] RIP: 0033:0x7f97d1b39e7f [ 103.024193][ T4684] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 103.044770][ T4684] RSP: 002b:00007f97d0eb8160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 103.053406][ T4684] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f97d1b39e7f [ 103.061866][ T4684] RDX: 0000000000000001 RSI: 00007f97d0eb81e0 RDI: 0000000000000005 [ 103.070098][ T4684] RBP: 00007f97d0eb81d0 R08: 0000000000000000 R09: 0000000000000000 [ 103.079455][ T4684] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 103.088123][ T4684] R13: 00007ffe355048ef R14: 00007f97d0eb8300 R15: 0000000000022000 [ 103.096180][ T4684] [ 103.099372][ C0] vkms_vblank_simulate: vblank timer overrun [ 103.155170][ T4691] FAULT_INJECTION: forcing a failure. [ 103.155170][ T4691] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 103.170351][ T4696] FAULT_INJECTION: forcing a failure. [ 103.170351][ T4696] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 103.183074][ T4691] CPU: 0 PID: 4691 Comm: syz-executor.2 Not tainted 5.15.109-syzkaller #0 [ 103.192228][ T4691] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 103.202467][ T4691] Call Trace: [ 103.205912][ T4691] [ 103.208840][ T4691] dump_stack_lvl+0x163/0x213 [ 103.213530][ T4691] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 103.219430][ T4691] ? panic+0x584/0x584 [ 103.221792][ T4698] FAULT_INJECTION: forcing a failure. [ 103.221792][ T4698] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 103.223505][ T4691] ? __lock_acquire+0x1ff0/0x1ff0 [ 103.223528][ T4691] should_fail+0x38a/0x4c0 [ 103.223544][ T4691] _copy_from_user+0x26/0xf0 [ 103.223554][ T4691] kstrtouint_from_user+0xc6/0x240 [ 103.238470][ T4699] FAULT_INJECTION: forcing a failure. [ 103.238470][ T4699] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 103.242100][ T4691] ? kstrtol_from_user+0x250/0x250 [ 103.242134][ T4691] proc_fail_nth_write+0x94/0x240 [ 103.242146][ T4691] ? proc_fail_nth_read+0x1d0/0x1d0 [ 103.242161][ T4691] vfs_write+0x219/0xb50 [ 103.242171][ T4691] ? __lock_acquire+0x1ff0/0x1ff0 [ 103.242185][ T4691] ? file_end_write+0x1c0/0x1c0 [ 103.242192][ T4691] ? mutex_lock_io_nested+0x60/0x60 [ 103.242208][ T4691] ? __fget_files+0x307/0x340 [ 103.242220][ T4691] ? mutex_lock_nested+0x17/0x20 [ 103.242228][ T4691] ? __fdget_pos+0x1c7/0x250 [ 103.242238][ T4691] ksys_write+0x165/0x250 [ 103.242245][ T4691] ? print_irqtrace_events+0x210/0x210 [ 103.242257][ T4691] ? __ia32_sys_read+0x80/0x80 [ 103.242266][ T4691] ? syscall_enter_from_user_mode+0x2e/0x230 [ 103.242274][ T4691] ? lockdep_hardirqs_on+0x94/0x130 [ 103.242285][ T4691] ? syscall_enter_from_user_mode+0x2e/0x230 [ 103.242295][ T4691] do_syscall_64+0x3d/0xb0 [ 103.242306][ T4691] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 103.242314][ T4691] RIP: 0033:0x7ff55216fe7f [ 103.242324][ T4691] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 103.242331][ T4691] RSP: 002b:00007ff551530160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 103.242342][ T4691] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff55216fe7f [ 103.242348][ T4691] RDX: 0000000000000001 RSI: 00007ff5515301e0 RDI: 0000000000000005 [ 103.242354][ T4691] RBP: 00007ff5515301d0 R08: 0000000000000000 R09: 0000000000000000 [ 103.242359][ T4691] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 103.242365][ T4691] R13: 00007ffe4fd759df R14: 00007ff551530300 R15: 0000000000022000 [ 103.242444][ T4691] [ 103.242537][ C0] vkms_vblank_simulate: vblank timer overrun [ 103.245136][ T4693] FAULT_INJECTION: forcing a failure. [ 103.245136][ T4693] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 103.262696][ T4696] CPU: 1 PID: 4696 Comm: syz-executor.3 Not tainted 5.15.109-syzkaller #0 [ 103.469217][ T4696] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 103.479450][ T4696] Call Trace: [ 103.482735][ T4696] [ 103.485922][ T4696] dump_stack_lvl+0x163/0x213 [ 103.490677][ T4696] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 103.496478][ T4696] ? panic+0x584/0x584 [ 103.500794][ T4696] ? __lock_acquire+0x1ff0/0x1ff0 [ 103.505985][ T4696] should_fail+0x38a/0x4c0 [ 103.510421][ T4696] _copy_from_user+0x26/0xf0 [ 103.515080][ T4696] kstrtouint_from_user+0xc6/0x240 [ 103.520176][ T4696] ? kstrtol_from_user+0x250/0x250 [ 103.525460][ T4696] proc_fail_nth_write+0x94/0x240 [ 103.530568][ T4696] ? proc_fail_nth_read+0x1d0/0x1d0 [ 103.535769][ T4696] vfs_write+0x219/0xb50 [ 103.540002][ T4696] ? __lock_acquire+0x1ff0/0x1ff0 [ 103.545190][ T4696] ? file_end_write+0x1c0/0x1c0 [ 103.550119][ T4696] ? mutex_lock_io_nested+0x60/0x60 [ 103.555431][ T4696] ? __fget_files+0x307/0x340 [ 103.560186][ T4696] ? mutex_lock_nested+0x17/0x20 [ 103.565118][ T4696] ? __fdget_pos+0x1c7/0x250 [ 103.569783][ T4696] ksys_write+0x165/0x250 [ 103.574128][ T4696] ? print_irqtrace_events+0x210/0x210 [ 103.579655][ T4696] ? __ia32_sys_read+0x80/0x80 [ 103.584420][ T4696] ? syscall_enter_from_user_mode+0x2e/0x230 [ 103.590385][ T4696] ? lockdep_hardirqs_on+0x94/0x130 [ 103.595662][ T4696] ? syscall_enter_from_user_mode+0x2e/0x230 [ 103.601636][ T4696] do_syscall_64+0x3d/0xb0 [ 103.606057][ T4696] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 103.611938][ T4696] RIP: 0033:0x7f1f868bde7f [ 103.616429][ T4696] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 103.636468][ T4696] RSP: 002b:00007f1f85c7e160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 103.645048][ T4696] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1f868bde7f [ 103.653185][ T4696] RDX: 0000000000000001 RSI: 00007f1f85c7e1e0 RDI: 0000000000000005 [ 103.661155][ T4696] RBP: 00007f1f85c7e1d0 R08: 0000000000000000 R09: 0000000000000000 [ 103.669554][ T4696] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 103.677514][ T4696] R13: 00007ffd1faffe1f R14: 00007f1f85c7e300 R15: 0000000000022000 [ 103.685602][ T4696] [ 103.688628][ T4693] CPU: 0 PID: 4693 Comm: syz-executor.4 Not tainted 5.15.109-syzkaller #0 [ 103.697214][ T4693] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 103.707595][ T4693] Call Trace: [ 103.711055][ T4693] [ 103.713980][ T4693] dump_stack_lvl+0x163/0x213 [ 103.718749][ T4693] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 103.724822][ T4693] ? panic+0x584/0x584 [ 103.728985][ T4693] ? __lock_acquire+0x1ff0/0x1ff0 [ 103.734113][ T4693] should_fail+0x38a/0x4c0 [ 103.738572][ T4693] _copy_from_user+0x26/0xf0 [ 103.743341][ T4693] kstrtouint_from_user+0xc6/0x240 [ 103.748993][ T4693] ? kstrtol_from_user+0x250/0x250 [ 103.754472][ T4693] proc_fail_nth_write+0x94/0x240 [ 103.759485][ T4693] ? proc_fail_nth_read+0x1d0/0x1d0 [ 103.764672][ T4693] vfs_write+0x219/0xb50 [ 103.768903][ T4693] ? __lock_acquire+0x1ff0/0x1ff0 [ 103.770267][ T4704] FAULT_INJECTION: forcing a failure. [ 103.770267][ T4704] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 103.773920][ T4693] ? file_end_write+0x1c0/0x1c0 [ 103.773938][ T4693] ? mutex_lock_io_nested+0x60/0x60 [ 103.773954][ T4693] ? __fget_files+0x307/0x340 [ 103.773966][ T4693] ? mutex_lock_nested+0x17/0x20 [ 103.773974][ T4693] ? __fdget_pos+0x1c7/0x250 [ 103.773983][ T4693] ksys_write+0x165/0x250 [ 103.817857][ T4693] ? print_irqtrace_events+0x210/0x210 [ 103.823769][ T4693] ? __ia32_sys_read+0x80/0x80 [ 103.829158][ T4693] ? syscall_enter_from_user_mode+0x2e/0x230 [ 103.835705][ T4693] ? lockdep_hardirqs_on+0x94/0x130 [ 103.841113][ T4693] ? syscall_enter_from_user_mode+0x2e/0x230 [ 103.847658][ T4693] do_syscall_64+0x3d/0xb0 [ 103.852215][ T4693] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 103.858197][ T4693] RIP: 0033:0x7f90cb9d1e7f [ 103.862636][ T4693] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 103.882315][ T4693] RSP: 002b:00007f90cad92160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 103.890898][ T4693] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f90cb9d1e7f [ 103.898851][ T4693] RDX: 0000000000000001 RSI: 00007f90cad921e0 RDI: 0000000000000005 [ 103.907967][ T4693] RBP: 00007f90cad921d0 R08: 0000000000000000 R09: 0000000000000000 [ 103.916014][ T4693] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 103.924184][ T4693] R13: 00007ffeaea8517f R14: 00007f90cad92300 R15: 0000000000022000 [ 103.932542][ T4693] [ 103.935647][ T4704] CPU: 1 PID: 4704 Comm: syz-executor.2 Not tainted 5.15.109-syzkaller #0 [ 103.935725][ C0] vkms_vblank_simulate: vblank timer overrun [ 103.944236][ T4704] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 103.960757][ T4704] Call Trace: [ 103.964071][ T4704] [ 103.967001][ T4704] dump_stack_lvl+0x163/0x213 [ 103.972227][ T4704] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 103.977949][ T4704] ? panic+0x584/0x584 [ 103.982012][ T4704] ? __lock_acquire+0x1ff0/0x1ff0 [ 103.987118][ T4704] should_fail+0x38a/0x4c0 [ 103.991621][ T4704] _copy_from_user+0x26/0xf0 [ 103.996200][ T4704] kstrtouint_from_user+0xc6/0x240 [ 104.001386][ T4704] ? kstrtol_from_user+0x250/0x250 [ 104.006498][ T4704] proc_fail_nth_write+0x94/0x240 [ 104.011525][ T4704] ? proc_fail_nth_read+0x1d0/0x1d0 [ 104.016714][ T4704] vfs_write+0x219/0xb50 [ 104.020940][ T4704] ? __lock_acquire+0x1ff0/0x1ff0 [ 104.025950][ T4704] ? file_end_write+0x1c0/0x1c0 [ 104.030864][ T4704] ? mutex_lock_io_nested+0x60/0x60 [ 104.036065][ T4704] ? __fget_files+0x307/0x340 [ 104.040835][ T4704] ? mutex_lock_nested+0x17/0x20 [ 104.046134][ T4704] ? __fdget_pos+0x1c7/0x250 [ 104.050974][ T4704] ksys_write+0x165/0x250 [ 104.055468][ T4704] ? print_irqtrace_events+0x210/0x210 [ 104.060941][ T4704] ? __ia32_sys_read+0x80/0x80 [ 104.065781][ T4704] ? syscall_enter_from_user_mode+0x2e/0x230 [ 104.071834][ T4704] ? lockdep_hardirqs_on+0x94/0x130 [ 104.077230][ T4704] ? syscall_enter_from_user_mode+0x2e/0x230 [ 104.083308][ T4704] do_syscall_64+0x3d/0xb0 [ 104.087716][ T4704] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 104.093776][ T4704] RIP: 0033:0x7ff55216fe7f [ 104.098176][ T4704] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 104.118027][ T4704] RSP: 002b:00007ff55150f160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 104.126709][ T4704] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff55216fe7f [ 104.134778][ T4704] RDX: 0000000000000001 RSI: 00007ff55150f1e0 RDI: 0000000000000005 [ 104.142937][ T4704] RBP: 00007ff55150f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 104.151070][ T4704] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 104.159370][ T4704] R13: 00007ffe4fd759df R14: 00007ff55150f300 R15: 0000000000022000 [ 104.167468][ T4704] [ 104.170481][ T4699] CPU: 0 PID: 4699 Comm: syz-executor.1 Not tainted 5.15.109-syzkaller #0 [ 104.179064][ T4699] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 104.189405][ T4699] Call Trace: [ 104.192684][ T4699] [ 104.195602][ T4699] dump_stack_lvl+0x163/0x213 [ 104.200656][ T4699] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 104.207488][ T4699] ? panic+0x584/0x584 [ 104.211915][ T4699] ? __lock_acquire+0x1ff0/0x1ff0 [ 104.217314][ T4699] should_fail+0x38a/0x4c0 [ 104.221730][ T4699] _copy_from_user+0x26/0xf0 [ 104.226479][ T4699] kstrtouint_from_user+0xc6/0x240 [ 104.231575][ T4699] ? kstrtol_from_user+0x250/0x250 [ 104.236867][ T4699] proc_fail_nth_write+0x94/0x240 [ 104.241885][ T4699] ? proc_fail_nth_read+0x1d0/0x1d0 [ 104.247073][ T4699] vfs_write+0x219/0xb50 [ 104.251404][ T4699] ? __lock_acquire+0x1ff0/0x1ff0 [ 104.256411][ T4699] ? file_end_write+0x1c0/0x1c0 [ 104.261374][ T4699] ? mutex_lock_io_nested+0x60/0x60 [ 104.266658][ T4699] ? __fget_files+0x307/0x340 [ 104.271410][ T4699] ? mutex_lock_nested+0x17/0x20 [ 104.276330][ T4699] ? __fdget_pos+0x1c7/0x250 [ 104.280902][ T4699] ksys_write+0x165/0x250 [ 104.285216][ T4699] ? print_irqtrace_events+0x210/0x210 [ 104.290834][ T4699] ? __ia32_sys_read+0x80/0x80 [ 104.295847][ T4699] ? syscall_enter_from_user_mode+0x2e/0x230 [ 104.302072][ T4699] ? lockdep_hardirqs_on+0x94/0x130 [ 104.307264][ T4699] ? syscall_enter_from_user_mode+0x2e/0x230 [ 104.313320][ T4699] do_syscall_64+0x3d/0xb0 [ 104.317898][ T4699] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 104.323951][ T4699] RIP: 0033:0x7f353499fe7f [ 104.328442][ T4699] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 104.348199][ T4699] RSP: 002b:00007f3533d3f160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 104.356768][ T4699] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f353499fe7f [ 104.364898][ T4699] RDX: 0000000000000001 RSI: 00007f3533d3f1e0 RDI: 0000000000000005 [ 104.372948][ T4699] RBP: 00007f3533d3f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 104.381070][ T4699] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 104.389053][ T4699] R13: 00007ffcd2965baf R14: 00007f3533d3f300 R15: 0000000000022000 [ 104.397254][ T4699] [ 104.400276][ T4698] CPU: 1 PID: 4698 Comm: syz-executor.0 Not tainted 5.15.109-syzkaller #0 [ 104.400350][ C0] vkms_vblank_simulate: vblank timer overrun [ 104.408855][ T4698] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 104.408862][ T4698] Call Trace: [ 104.428289][ T4698] [ 104.431220][ T4698] dump_stack_lvl+0x163/0x213 [ 104.435903][ T4698] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 104.441574][ T4698] ? panic+0x584/0x584 [ 104.445733][ T4698] ? __lock_acquire+0x1ff0/0x1ff0 [ 104.450761][ T4698] should_fail+0x38a/0x4c0 [ 104.455181][ T4698] _copy_from_user+0x26/0xf0 [ 104.459858][ T4698] kstrtouint_from_user+0xc6/0x240 [ 104.464976][ T4698] ? kstrtol_from_user+0x250/0x250 [ 104.470101][ T4698] proc_fail_nth_write+0x94/0x240 [ 104.475129][ T4698] ? proc_fail_nth_read+0x1d0/0x1d0 [ 104.480426][ T4698] vfs_write+0x219/0xb50 [ 104.484849][ T4698] ? __lock_acquire+0x1ff0/0x1ff0 [ 104.490059][ T4698] ? file_end_write+0x1c0/0x1c0 [ 104.494908][ T4698] ? mutex_lock_io_nested+0x60/0x60 [ 104.500199][ T4698] ? __fget_files+0x307/0x340 [ 104.504911][ T4698] ? mutex_lock_nested+0x17/0x20 [ 104.509999][ T4698] ? __fdget_pos+0x1c7/0x250 [ 104.514675][ T4698] ksys_write+0x165/0x250 [ 104.519010][ T4698] ? print_irqtrace_events+0x210/0x210 [ 104.524584][ T4698] ? __ia32_sys_read+0x80/0x80 [ 104.529573][ T4698] ? syscall_enter_from_user_mode+0x2e/0x230 [ 104.535645][ T4698] ? lockdep_hardirqs_on+0x94/0x130 [ 104.540937][ T4698] ? syscall_enter_from_user_mode+0x2e/0x230 [ 104.547045][ T4698] do_syscall_64+0x3d/0xb0 [ 104.551764][ T4698] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 104.552987][ T4705] FAULT_INJECTION: forcing a failure. [ 104.552987][ T4705] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 104.557652][ T4698] RIP: 0033:0x7f04f9354e7f [ 104.557667][ T4698] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 104.557673][ T4698] RSP: 002b:00007f04f86f4160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 104.557684][ T4698] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f04f9354e7f [ 104.557690][ T4698] RDX: 0000000000000001 RSI: 00007f04f86f41e0 RDI: 0000000000000005 [ 104.557695][ T4698] RBP: 00007f04f86f41d0 R08: 0000000000000000 R09: 0000000000000000 [ 104.557700][ T4698] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 104.557704][ T4698] R13: 00007ffc5860f1bf R14: 00007f04f86f4300 R15: 0000000000022000 [ 104.557719][ T4698] [ 104.600824][ T4714] FAULT_INJECTION: forcing a failure. [ 104.600824][ T4714] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 104.607154][ T4715] FAULT_INJECTION: forcing a failure. [ 104.607154][ T4715] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 104.624953][ T4714] CPU: 1 PID: 4714 Comm: syz-executor.2 Not tainted 5.15.109-syzkaller #0 [ 104.652806][ T4718] FAULT_INJECTION: forcing a failure. [ 104.652806][ T4718] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 104.662319][ T4714] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 104.662328][ T4714] Call Trace: [ 104.662333][ T4714] [ 104.662338][ T4714] dump_stack_lvl+0x163/0x213 [ 104.662353][ T4714] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 104.662362][ T4714] ? panic+0x584/0x584 [ 104.662371][ T4714] ? __lock_acquire+0x1ff0/0x1ff0 [ 104.662387][ T4714] should_fail+0x38a/0x4c0 [ 104.662400][ T4714] _copy_from_user+0x26/0xf0 [ 104.662409][ T4714] kstrtouint_from_user+0xc6/0x240 [ 104.690353][ T4720] FAULT_INJECTION: forcing a failure. [ 104.690353][ T4720] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 104.697458][ T4714] ? kstrtol_from_user+0x250/0x250 [ 104.697488][ T4714] proc_fail_nth_write+0x94/0x240 [ 104.697499][ T4714] ? proc_fail_nth_read+0x1d0/0x1d0 [ 104.697513][ T4714] vfs_write+0x219/0xb50 [ 104.697523][ T4714] ? __lock_acquire+0x1ff0/0x1ff0 [ 104.697536][ T4714] ? file_end_write+0x1c0/0x1c0 [ 104.697544][ T4714] ? mutex_lock_io_nested+0x60/0x60 [ 104.697559][ T4714] ? __fget_files+0x307/0x340 [ 104.708568][ T4719] FAULT_INJECTION: forcing a failure. [ 104.708568][ T4719] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 104.711040][ T4714] ? mutex_lock_nested+0x17/0x20 [ 104.821536][ T4714] ? __fdget_pos+0x1c7/0x250 [ 104.826741][ T4714] ksys_write+0x165/0x250 [ 104.831685][ T4714] ? print_irqtrace_events+0x210/0x210 [ 104.837248][ T4714] ? __ia32_sys_read+0x80/0x80 [ 104.842375][ T4714] ? syscall_enter_from_user_mode+0x2e/0x230 [ 104.848342][ T4714] ? lockdep_hardirqs_on+0x94/0x130 [ 104.854040][ T4714] ? syscall_enter_from_user_mode+0x2e/0x230 [ 104.860997][ T4714] do_syscall_64+0x3d/0xb0 [ 104.865418][ T4714] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 104.871485][ T4714] RIP: 0033:0x7ff55216fe7f [ 104.876092][ T4714] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 104.897967][ T4714] RSP: 002b:00007ff551530160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 104.906555][ T4714] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff55216fe7f [ 104.914896][ T4714] RDX: 0000000000000001 RSI: 00007ff5515301e0 RDI: 0000000000000005 [ 104.922850][ T4714] RBP: 00007ff5515301d0 R08: 0000000000000000 R09: 0000000000000000 [ 104.930995][ T4714] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 104.939342][ T4714] R13: 00007ffe4fd759df R14: 00007ff551530300 R15: 0000000000022000 [ 104.947328][ T4714] [ 104.950357][ T4705] CPU: 0 PID: 4705 Comm: syz-executor.5 Not tainted 5.15.109-syzkaller #0 [ 104.958856][ T4705] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 104.969761][ T4705] Call Trace: [ 104.973162][ T4705] [ 104.976450][ T4705] dump_stack_lvl+0x163/0x213 [ 104.981225][ T4705] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 104.986883][ T4705] ? panic+0x584/0x584 [ 104.990968][ T4705] ? __lock_acquire+0x1ff0/0x1ff0 [ 104.996004][ T4705] should_fail+0x38a/0x4c0 [ 105.000553][ T4705] _copy_from_user+0x26/0xf0 [ 105.005330][ T4705] kstrtouint_from_user+0xc6/0x240 [ 105.010544][ T4705] ? kstrtol_from_user+0x250/0x250 [ 105.015767][ T4705] proc_fail_nth_write+0x94/0x240 [ 105.020886][ T4705] ? proc_fail_nth_read+0x1d0/0x1d0 [ 105.026445][ T4705] vfs_write+0x219/0xb50 [ 105.030795][ T4705] ? __lock_acquire+0x1ff0/0x1ff0 [ 105.035931][ T4705] ? file_end_write+0x1c0/0x1c0 [ 105.040776][ T4705] ? mutex_lock_io_nested+0x60/0x60 [ 105.046238][ T4705] ? __fget_files+0x307/0x340 [ 105.051030][ T4705] ? mutex_lock_nested+0x17/0x20 [ 105.056117][ T4705] ? __fdget_pos+0x1c7/0x250 [ 105.061096][ T4705] ksys_write+0x165/0x250 [ 105.065602][ T4705] ? print_irqtrace_events+0x210/0x210 [ 105.071423][ T4705] ? __ia32_sys_read+0x80/0x80 [ 105.076381][ T4705] ? syscall_enter_from_user_mode+0x2e/0x230 [ 105.078558][ T4723] FAULT_INJECTION: forcing a failure. [ 105.078558][ T4723] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 105.082356][ T4705] ? lockdep_hardirqs_on+0x94/0x130 [ 105.082373][ T4705] ? syscall_enter_from_user_mode+0x2e/0x230 [ 105.082383][ T4705] do_syscall_64+0x3d/0xb0 [ 105.082394][ T4705] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 105.117504][ T4705] RIP: 0033:0x7f97d1b39e7f [ 105.121928][ T4705] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 105.141695][ T4705] RSP: 002b:00007f97d0efa160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 105.150371][ T4705] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f97d1b39e7f [ 105.158434][ T4705] RDX: 0000000000000001 RSI: 00007f97d0efa1e0 RDI: 0000000000000005 [ 105.166480][ T4705] RBP: 00007f97d0efa1d0 R08: 0000000000000000 R09: 0000000000000000 [ 105.174523][ T4705] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 105.182478][ T4705] R13: 00007ffe355048ef R14: 00007f97d0efa300 R15: 0000000000022000 [ 105.190722][ T4705] [ 105.193740][ T4723] CPU: 1 PID: 4723 Comm: syz-executor.2 Not tainted 5.15.109-syzkaller #0 [ 105.193769][ C0] vkms_vblank_simulate: vblank timer overrun [ 105.202317][ T4723] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 105.218713][ T4723] Call Trace: [ 105.222120][ T4723] [ 105.225055][ T4723] dump_stack_lvl+0x163/0x213 [ 105.229917][ T4723] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 105.235625][ T4723] ? panic+0x584/0x584 [ 105.239777][ T4723] ? __lock_acquire+0x1ff0/0x1ff0 [ 105.244869][ T4723] should_fail+0x38a/0x4c0 [ 105.250734][ T4723] _copy_from_user+0x26/0xf0 [ 105.255402][ T4723] kstrtouint_from_user+0xc6/0x240 [ 105.260519][ T4723] ? kstrtol_from_user+0x250/0x250 [ 105.265895][ T4723] proc_fail_nth_write+0x94/0x240 [ 105.270912][ T4723] ? proc_fail_nth_read+0x1d0/0x1d0 [ 105.276192][ T4723] vfs_write+0x219/0xb50 [ 105.280448][ T4723] ? __lock_acquire+0x1ff0/0x1ff0 [ 105.285634][ T4723] ? file_end_write+0x1c0/0x1c0 [ 105.290648][ T4723] ? mutex_lock_io_nested+0x60/0x60 [ 105.295893][ T4723] ? __fget_files+0x307/0x340 [ 105.300563][ T4723] ? mutex_lock_nested+0x17/0x20 [ 105.305509][ T4723] ? __fdget_pos+0x1c7/0x250 [ 105.310083][ T4723] ksys_write+0x165/0x250 [ 105.314395][ T4723] ? print_irqtrace_events+0x210/0x210 [ 105.319847][ T4723] ? __ia32_sys_read+0x80/0x80 [ 105.324592][ T4723] ? syscall_enter_from_user_mode+0x2e/0x230 [ 105.330640][ T4723] ? lockdep_hardirqs_on+0x94/0x130 [ 105.335909][ T4723] ? syscall_enter_from_user_mode+0x2e/0x230 [ 105.341881][ T4723] do_syscall_64+0x3d/0xb0 [ 105.346325][ T4723] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 105.352394][ T4723] RIP: 0033:0x7ff55216fe7f [ 105.356807][ T4723] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 105.376587][ T4723] RSP: 002b:00007ff55150f160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 105.385076][ T4723] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff55216fe7f [ 105.393218][ T4723] RDX: 0000000000000001 RSI: 00007ff55150f1e0 RDI: 0000000000000005 [ 105.401619][ T4723] RBP: 00007ff55150f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 105.409574][ T4723] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 105.417528][ T4723] R13: 00007ffe4fd759df R14: 00007ff55150f300 R15: 0000000000022000 [ 105.425587][ T4723] [ 105.428696][ T4720] CPU: 0 PID: 4720 Comm: syz-executor.1 Not tainted 5.15.109-syzkaller #0 [ 105.437277][ T4720] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 105.447348][ T4720] Call Trace: [ 105.450622][ T4720] [ 105.453726][ T4720] dump_stack_lvl+0x163/0x213 [ 105.458574][ T4720] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 105.464272][ T4720] ? panic+0x584/0x584 [ 105.468324][ T4720] ? __lock_acquire+0x1ff0/0x1ff0 [ 105.473595][ T4720] should_fail+0x38a/0x4c0 [ 105.478000][ T4720] _copy_from_user+0x26/0xf0 [ 105.482588][ T4720] kstrtouint_from_user+0xc6/0x240 [ 105.487856][ T4720] ? kstrtol_from_user+0x250/0x250 [ 105.493023][ T4720] proc_fail_nth_write+0x94/0x240 [ 105.498134][ T4720] ? proc_fail_nth_read+0x1d0/0x1d0 [ 105.503589][ T4720] vfs_write+0x219/0xb50 [ 105.508337][ T4720] ? __lock_acquire+0x1ff0/0x1ff0 [ 105.513684][ T4720] ? file_end_write+0x1c0/0x1c0 [ 105.518947][ T4720] ? mutex_lock_io_nested+0x60/0x60 [ 105.524129][ T4720] ? __fget_files+0x307/0x340 [ 105.529831][ T4720] ? mutex_lock_nested+0x17/0x20 [ 105.535375][ T4720] ? __fdget_pos+0x1c7/0x250 [ 105.540036][ T4720] ksys_write+0x165/0x250 [ 105.544425][ T4720] ? print_irqtrace_events+0x210/0x210 [ 105.550232][ T4720] ? __ia32_sys_read+0x80/0x80 [ 105.555003][ T4720] ? syscall_enter_from_user_mode+0x2e/0x230 [ 105.560987][ T4720] ? lockdep_hardirqs_on+0x94/0x130 [ 105.566482][ T4720] ? syscall_enter_from_user_mode+0x2e/0x230 [ 105.572545][ T4720] do_syscall_64+0x3d/0xb0 [ 105.577482][ T4720] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 105.584067][ T4720] RIP: 0033:0x7f353499fe7f [ 105.588488][ T4720] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 105.608624][ T4720] RSP: 002b:00007f3533d3f160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 105.617133][ T4720] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f353499fe7f [ 105.625419][ T4720] RDX: 0000000000000001 RSI: 00007f3533d3f1e0 RDI: 0000000000000005 [ 105.633558][ T4720] RBP: 00007f3533d3f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 105.641538][ T4720] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 105.649492][ T4720] R13: 00007ffcd2965baf R14: 00007f3533d3f300 R15: 0000000000022000 [ 105.657735][ T4720] [ 105.660755][ T4718] CPU: 1 PID: 4718 Comm: syz-executor.0 Not tainted 5.15.109-syzkaller #0 [ 105.660837][ C0] vkms_vblank_simulate: vblank timer overrun [ 105.669335][ T4718] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 105.669343][ T4718] Call Trace: [ 105.689382][ T4718] [ 105.692321][ T4718] dump_stack_lvl+0x163/0x213 [ 105.697085][ T4718] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 105.702714][ T4718] ? panic+0x584/0x584 [ 105.706783][ T4718] ? __lock_acquire+0x1ff0/0x1ff0 [ 105.712168][ T4718] should_fail+0x38a/0x4c0 [ 105.716571][ T4718] _copy_from_user+0x26/0xf0 [ 105.721147][ T4718] kstrtouint_from_user+0xc6/0x240 [ 105.726857][ T4718] ? kstrtol_from_user+0x250/0x250 [ 105.732717][ T4718] proc_fail_nth_write+0x94/0x240 [ 105.737728][ T4718] ? proc_fail_nth_read+0x1d0/0x1d0 [ 105.742915][ T4718] vfs_write+0x219/0xb50 [ 105.747242][ T4718] ? __lock_acquire+0x1ff0/0x1ff0 [ 105.752388][ T4718] ? file_end_write+0x1c0/0x1c0 [ 105.757502][ T4718] ? mutex_lock_io_nested+0x60/0x60 [ 105.762797][ T4718] ? __fget_files+0x307/0x340 [ 105.767606][ T4718] ? mutex_lock_nested+0x17/0x20 [ 105.772712][ T4718] ? __fdget_pos+0x1c7/0x250 [ 105.777401][ T4718] ksys_write+0x165/0x250 [ 105.782171][ T4718] ? print_irqtrace_events+0x210/0x210 [ 105.787731][ T4718] ? __ia32_sys_read+0x80/0x80 [ 105.792596][ T4718] ? syscall_enter_from_user_mode+0x2e/0x230 [ 105.798585][ T4718] ? lockdep_hardirqs_on+0x94/0x130 [ 105.803950][ T4718] ? syscall_enter_from_user_mode+0x2e/0x230 [ 105.810457][ T4718] do_syscall_64+0x3d/0xb0 [ 105.816891][ T4718] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 105.822779][ T4718] RIP: 0033:0x7f04f9354e7f [ 105.827205][ T4718] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 105.847607][ T4718] RSP: 002b:00007f04f8715160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 105.856201][ T4718] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f04f9354e7f [ 105.864207][ T4718] RDX: 0000000000000001 RSI: 00007f04f87151e0 RDI: 0000000000000005 [ 105.872483][ T4718] RBP: 00007f04f87151d0 R08: 0000000000000000 R09: 0000000000000000 [ 105.880614][ T4718] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 105.888662][ T4718] R13: 00007ffc5860f1bf R14: 00007f04f8715300 R15: 0000000000022000 [ 105.896863][ T4718] [ 105.899886][ T4715] CPU: 0 PID: 4715 Comm: syz-executor.3 Not tainted 5.15.109-syzkaller #0 [ 105.908422][ T4715] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 105.919950][ T4715] Call Trace: [ 105.923608][ T4715] [ 105.926903][ T4715] dump_stack_lvl+0x163/0x213 [ 105.931804][ T4715] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 105.937450][ T4715] ? panic+0x584/0x584 [ 105.941706][ T4715] ? __lock_acquire+0x1ff0/0x1ff0 [ 105.946748][ T4715] should_fail+0x38a/0x4c0 [ 105.951180][ T4715] _copy_from_user+0x26/0xf0 [ 105.955791][ T4715] kstrtouint_from_user+0xc6/0x240 [ 105.961110][ T4715] ? kstrtol_from_user+0x250/0x250 [ 105.966319][ T4715] proc_fail_nth_write+0x94/0x240 [ 105.971373][ T4715] ? proc_fail_nth_read+0x1d0/0x1d0 [ 105.976675][ T4715] vfs_write+0x219/0xb50 [ 105.981216][ T4715] ? __lock_acquire+0x1ff0/0x1ff0 [ 105.986247][ T4715] ? file_end_write+0x1c0/0x1c0 [ 105.991221][ T4715] ? mutex_lock_io_nested+0x60/0x60 [ 105.996569][ T4715] ? __fget_files+0x307/0x340 [ 106.001261][ T4715] ? mutex_lock_nested+0x17/0x20 [ 106.006295][ T4715] ? __fdget_pos+0x1c7/0x250 [ 106.011515][ T4715] ksys_write+0x165/0x250 [ 106.015852][ T4715] ? print_irqtrace_events+0x210/0x210 [ 106.021488][ T4715] ? __ia32_sys_read+0x80/0x80 [ 106.026257][ T4715] ? syscall_enter_from_user_mode+0x2e/0x230 [ 106.027499][ T4729] FAULT_INJECTION: forcing a failure. [ 106.027499][ T4729] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 106.032346][ T4715] ? lockdep_hardirqs_on+0x94/0x130 [ 106.032370][ T4715] ? syscall_enter_from_user_mode+0x2e/0x230 [ 106.032380][ T4715] do_syscall_64+0x3d/0xb0 [ 106.032390][ T4715] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 106.032399][ T4715] RIP: 0033:0x7f1f868bde7f [ 106.032410][ T4715] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 106.047473][ T4730] FAULT_INJECTION: forcing a failure. [ 106.047473][ T4730] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 106.051315][ T4715] RSP: 002b:00007f1f85c5d160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 106.051335][ T4715] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1f868bde7f [ 106.051340][ T4715] RDX: 0000000000000001 RSI: 00007f1f85c5d1e0 RDI: 0000000000000005 [ 106.051344][ T4715] RBP: 00007f1f85c5d1d0 R08: 0000000000000000 R09: 0000000000000000 [ 106.051348][ T4715] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 106.051353][ T4715] R13: 00007ffd1faffe1f R14: 00007f1f85c5d300 R15: 0000000000022000 [ 106.051370][ T4715] [ 106.051407][ C0] vkms_vblank_simulate: vblank timer overrun [ 106.057994][ T4719] CPU: 1 PID: 4719 Comm: syz-executor.4 Not tainted 5.15.109-syzkaller #0 [ 106.173524][ T4719] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 106.183701][ T4719] Call Trace: [ 106.186975][ T4719] [ 106.189888][ T4719] dump_stack_lvl+0x163/0x213 [ 106.194552][ T4719] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 106.200168][ T4719] ? panic+0x584/0x584 [ 106.204230][ T4719] ? __lock_acquire+0x1ff0/0x1ff0 [ 106.209713][ T4719] should_fail+0x38a/0x4c0 [ 106.214305][ T4719] _copy_from_user+0x26/0xf0 [ 106.219083][ T4719] kstrtouint_from_user+0xc6/0x240 [ 106.224276][ T4719] ? kstrtol_from_user+0x250/0x250 [ 106.229484][ T4719] proc_fail_nth_write+0x94/0x240 [ 106.234501][ T4719] ? proc_fail_nth_read+0x1d0/0x1d0 [ 106.239704][ T4719] vfs_write+0x219/0xb50 [ 106.244016][ T4719] ? __lock_acquire+0x1ff0/0x1ff0 [ 106.249029][ T4719] ? file_end_write+0x1c0/0x1c0 [ 106.254230][ T4719] ? mutex_lock_io_nested+0x60/0x60 [ 106.259602][ T4719] ? __fget_files+0x307/0x340 [ 106.264303][ T4719] ? mutex_lock_nested+0x17/0x20 [ 106.269342][ T4719] ? __fdget_pos+0x1c7/0x250 [ 106.273927][ T4719] ksys_write+0x165/0x250 [ 106.278479][ T4719] ? print_irqtrace_events+0x210/0x210 [ 106.283931][ T4719] ? __ia32_sys_read+0x80/0x80 [ 106.288912][ T4719] ? syscall_enter_from_user_mode+0x2e/0x230 [ 106.294993][ T4719] ? lockdep_hardirqs_on+0x94/0x130 [ 106.300193][ T4719] ? syscall_enter_from_user_mode+0x2e/0x230 [ 106.306575][ T4719] do_syscall_64+0x3d/0xb0 [ 106.311025][ T4719] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 106.317168][ T4719] RIP: 0033:0x7f90cb9d1e7f [ 106.321720][ T4719] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 106.341915][ T4719] RSP: 002b:00007f90cad71160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 106.350419][ T4719] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f90cb9d1e7f [ 106.358471][ T4719] RDX: 0000000000000001 RSI: 00007f90cad711e0 RDI: 0000000000000005 [ 106.366425][ T4719] RBP: 00007f90cad711d0 R08: 0000000000000000 R09: 0000000000000000 [ 106.374476][ T4719] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 106.382686][ T4719] R13: 00007ffeaea8517f R14: 00007f90cad71300 R15: 0000000000022000 [ 106.390914][ T4719] [ 106.426375][ T4729] CPU: 0 PID: 4729 Comm: syz-executor.5 Not tainted 5.15.109-syzkaller #0 [ 106.435024][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 106.445357][ T4729] Call Trace: [ 106.448629][ T4729] [ 106.451542][ T4729] dump_stack_lvl+0x163/0x213 [ 106.456210][ T4729] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 106.462218][ T4729] ? panic+0x584/0x584 [ 106.466362][ T4729] ? __lock_acquire+0x1ff0/0x1ff0 [ 106.471478][ T4729] should_fail+0x38a/0x4c0 [ 106.475984][ T4729] _copy_from_user+0x26/0xf0 [ 106.476474][ T4737] FAULT_INJECTION: forcing a failure. [ 106.476474][ T4737] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 106.481002][ T4729] kstrtouint_from_user+0xc6/0x240 [ 106.481019][ T4729] ? kstrtol_from_user+0x250/0x250 [ 106.481039][ T4729] proc_fail_nth_write+0x94/0x240 [ 106.510592][ T4729] ? proc_fail_nth_read+0x1d0/0x1d0 [ 106.516331][ T4729] vfs_write+0x219/0xb50 [ 106.521257][ T4729] ? __lock_acquire+0x1ff0/0x1ff0 [ 106.526478][ T4729] ? file_end_write+0x1c0/0x1c0 [ 106.531677][ T4729] ? mutex_lock_io_nested+0x60/0x60 [ 106.536968][ T4729] ? __fget_files+0x307/0x340 [ 106.541651][ T4729] ? mutex_lock_nested+0x17/0x20 [ 106.546673][ T4729] ? __fdget_pos+0x1c7/0x250 [ 106.551550][ T4729] ksys_write+0x165/0x250 [ 106.555886][ T4729] ? print_irqtrace_events+0x210/0x210 [ 106.561854][ T4729] ? __ia32_sys_read+0x80/0x80 [ 106.566617][ T4729] ? syscall_enter_from_user_mode+0x2e/0x230 [ 106.572677][ T4729] ? lockdep_hardirqs_on+0x94/0x130 [ 106.577945][ T4729] ? syscall_enter_from_user_mode+0x2e/0x230 [ 106.583998][ T4729] do_syscall_64+0x3d/0xb0 [ 106.588572][ T4729] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 106.594961][ T4729] RIP: 0033:0x7f97d1b39e7f [ 106.600189][ T4729] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 106.620921][ T4729] RSP: 002b:00007f97d0ed9160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 106.629516][ T4729] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f97d1b39e7f [ 106.637928][ T4729] RDX: 0000000000000001 RSI: 00007f97d0ed91e0 RDI: 0000000000000005 [ 106.646248][ T4729] RBP: 00007f97d0ed91d0 R08: 0000000000000000 R09: 0000000000000000 [ 106.654294][ T4729] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 106.662572][ T4729] R13: 00007ffe355048ef R14: 00007f97d0ed9300 R15: 0000000000022000 [ 106.671104][ T4729] [ 106.674420][ T4737] CPU: 1 PID: 4737 Comm: syz-executor.1 Not tainted 5.15.109-syzkaller #0 [ 106.674455][ C0] vkms_vblank_simulate: vblank timer overrun [ 106.682994][ T4737] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 106.699094][ T4737] Call Trace: [ 106.702377][ T4737] [ 106.705407][ T4737] dump_stack_lvl+0x163/0x213 [ 106.710180][ T4737] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 106.716277][ T4737] ? panic+0x584/0x584 [ 106.720363][ T4737] ? __lock_acquire+0x1ff0/0x1ff0 [ 106.725485][ T4737] should_fail+0x38a/0x4c0 [ 106.730135][ T4737] _copy_from_user+0x26/0xf0 [ 106.734736][ T4737] kstrtouint_from_user+0xc6/0x240 [ 106.740038][ T4737] ? kstrtol_from_user+0x250/0x250 [ 106.744869][ T4732] FAULT_INJECTION: forcing a failure. [ 106.744869][ T4732] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 106.745264][ T4737] proc_fail_nth_write+0x94/0x240 [ 106.763511][ T4737] ? proc_fail_nth_read+0x1d0/0x1d0 [ 106.768980][ T4737] vfs_write+0x219/0xb50 [ 106.773396][ T4737] ? __lock_acquire+0x1ff0/0x1ff0 [ 106.778611][ T4737] ? file_end_write+0x1c0/0x1c0 [ 106.783550][ T4737] ? mutex_lock_io_nested+0x60/0x60 [ 106.789177][ T4737] ? __fget_files+0x307/0x340 [ 106.794391][ T4737] ? mutex_lock_nested+0x17/0x20 [ 106.799956][ T4737] ? __fdget_pos+0x1c7/0x250 [ 106.804753][ T4737] ksys_write+0x165/0x250 [ 106.809427][ T4737] ? print_irqtrace_events+0x210/0x210 [ 106.814620][ T4742] FAULT_INJECTION: forcing a failure. [ 106.814620][ T4742] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 106.815067][ T4737] ? __ia32_sys_read+0x80/0x80 [ 106.833988][ T4737] ? syscall_enter_from_user_mode+0x2e/0x230 [ 106.840182][ T4737] ? lockdep_hardirqs_on+0x94/0x130 [ 106.845478][ T4737] ? syscall_enter_from_user_mode+0x2e/0x230 [ 106.851451][ T4737] do_syscall_64+0x3d/0xb0 [ 106.855860][ T4737] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 106.861758][ T4737] RIP: 0033:0x7f353499fe7f [ 106.866502][ T4737] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 106.887910][ T4737] RSP: 002b:00007f3533d3f160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 106.896613][ T4737] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f353499fe7f [ 106.905144][ T4737] RDX: 0000000000000001 RSI: 00007f3533d3f1e0 RDI: 0000000000000005 [ 106.913414][ T4737] RBP: 00007f3533d3f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 106.921842][ T4737] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 106.930067][ T4737] R13: 00007ffcd2965baf R14: 00007f3533d3f300 R15: 0000000000022000 [ 106.938140][ T4737] [ 106.941376][ T4732] CPU: 0 PID: 4732 Comm: syz-executor.0 Not tainted 5.15.109-syzkaller #0 [ 106.949968][ T4732] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 106.960478][ T4732] Call Trace: [ 106.963766][ T4732] [ 106.966705][ T4732] dump_stack_lvl+0x163/0x213 [ 106.971389][ T4732] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 106.977583][ T4732] ? panic+0x584/0x584 [ 106.981671][ T4732] ? __lock_acquire+0x1ff0/0x1ff0 [ 106.986790][ T4732] should_fail+0x38a/0x4c0 [ 106.991582][ T4732] _copy_from_user+0x26/0xf0 [ 106.996272][ T4732] kstrtouint_from_user+0xc6/0x240 [ 107.001485][ T4732] ? kstrtol_from_user+0x250/0x250 [ 107.002419][ T4744] FAULT_INJECTION: forcing a failure. [ 107.002419][ T4744] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 107.006651][ T4732] proc_fail_nth_write+0x94/0x240 [ 107.006669][ T4732] ? proc_fail_nth_read+0x1d0/0x1d0 [ 107.006686][ T4732] vfs_write+0x219/0xb50 [ 107.034567][ T4732] ? __lock_acquire+0x1ff0/0x1ff0 [ 107.040194][ T4732] ? file_end_write+0x1c0/0x1c0 [ 107.045065][ T4732] ? mutex_lock_io_nested+0x60/0x60 [ 107.050270][ T4732] ? __fget_files+0x307/0x340 [ 107.054947][ T4732] ? mutex_lock_nested+0x17/0x20 [ 107.059970][ T4732] ? __fdget_pos+0x1c7/0x250 [ 107.064547][ T4732] ksys_write+0x165/0x250 [ 107.068955][ T4732] ? print_irqtrace_events+0x210/0x210 [ 107.074527][ T4732] ? __ia32_sys_read+0x80/0x80 [ 107.079473][ T4732] ? syscall_enter_from_user_mode+0x2e/0x230 [ 107.085540][ T4732] ? lockdep_hardirqs_on+0x94/0x130 [ 107.090727][ T4732] ? syscall_enter_from_user_mode+0x2e/0x230 [ 107.097351][ T4732] do_syscall_64+0x3d/0xb0 [ 107.101769][ T4732] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 107.107923][ T4732] RIP: 0033:0x7f04f9354e7f [ 107.112697][ T4732] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 107.132935][ T4732] RSP: 002b:00007f04f8715160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 107.141340][ T4732] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f04f9354e7f [ 107.149328][ T4732] RDX: 0000000000000001 RSI: 00007f04f87151e0 RDI: 0000000000000005 [ 107.157466][ T4732] RBP: 00007f04f87151d0 R08: 0000000000000000 R09: 0000000000000000 [ 107.165419][ T4732] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 2023/04/30 15:53:57 executed programs: 146 [ 107.173371][ T4732] R13: 00007ffc5860f1bf R14: 00007f04f8715300 R15: 0000000000022000 [ 107.181613][ T4732] [ 107.184625][ T4742] CPU: 1 PID: 4742 Comm: syz-executor.3 Not tainted 5.15.109-syzkaller #0 [ 107.184699][ C0] vkms_vblank_simulate: vblank timer overrun [ 107.193139][ T4742] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 107.210029][ T4742] Call Trace: [ 107.213713][ T4742] [ 107.216731][ T4742] dump_stack_lvl+0x163/0x213 [ 107.221683][ T4742] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 107.227664][ T4742] ? panic+0x584/0x584 [ 107.231829][ T4742] ? __lock_acquire+0x1ff0/0x1ff0 [ 107.236857][ T4742] should_fail+0x38a/0x4c0 [ 107.241489][ T4742] _copy_from_user+0x26/0xf0 [ 107.246154][ T4742] kstrtouint_from_user+0xc6/0x240 [ 107.251513][ T4742] ? kstrtol_from_user+0x250/0x250 [ 107.256806][ T4742] proc_fail_nth_write+0x94/0x240 [ 107.262436][ T4742] ? proc_fail_nth_read+0x1d0/0x1d0 [ 107.267650][ T4742] vfs_write+0x219/0xb50 [ 107.271895][ T4742] ? __lock_acquire+0x1ff0/0x1ff0 [ 107.277003][ T4742] ? file_end_write+0x1c0/0x1c0 [ 107.281929][ T4742] ? mutex_lock_io_nested+0x60/0x60 [ 107.287124][ T4742] ? __fget_files+0x307/0x340 [ 107.292152][ T4742] ? mutex_lock_nested+0x17/0x20 [ 107.297075][ T4742] ? __fdget_pos+0x1c7/0x250 [ 107.302023][ T4742] ksys_write+0x165/0x250 [ 107.306462][ T4742] ? print_irqtrace_events+0x210/0x210 [ 107.312174][ T4742] ? __ia32_sys_read+0x80/0x80 [ 107.317132][ T4742] ? syscall_enter_from_user_mode+0x2e/0x230 [ 107.323191][ T4742] ? lockdep_hardirqs_on+0x94/0x130 [ 107.328646][ T4742] ? syscall_enter_from_user_mode+0x2e/0x230 [ 107.334643][ T4742] do_syscall_64+0x3d/0xb0 [ 107.339238][ T4742] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 107.345303][ T4742] RIP: 0033:0x7f1f868bde7f [ 107.349967][ T4742] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 107.369919][ T4742] RSP: 002b:00007f1f85c1b160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 107.379107][ T4742] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1f868bde7f [ 107.387164][ T4742] RDX: 0000000000000001 RSI: 00007f1f85c1b1e0 RDI: 0000000000000005 [ 107.395320][ T4742] RBP: 00007f1f85c1b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 107.403519][ T4742] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 107.412124][ T4742] R13: 00007ffd1faffe1f R14: 00007f1f85c1b300 R15: 0000000000022000 [ 107.420100][ T4742] [ 107.423144][ T4730] CPU: 0 PID: 4730 Comm: syz-executor.2 Not tainted 5.15.109-syzkaller #0 [ 107.432178][ T4730] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 107.442423][ T4730] Call Trace: [ 107.445879][ T4730] [ 107.448810][ T4730] dump_stack_lvl+0x163/0x213 [ 107.453500][ T4730] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 107.459210][ T4730] ? panic+0x584/0x584 [ 107.463611][ T4730] ? __lock_acquire+0x1ff0/0x1ff0 [ 107.469086][ T4730] should_fail+0x38a/0x4c0 [ 107.473819][ T4730] _copy_from_user+0x26/0xf0 [ 107.478496][ T4730] kstrtouint_from_user+0xc6/0x240 [ 107.483715][ T4730] ? kstrtol_from_user+0x250/0x250 [ 107.489036][ T4730] proc_fail_nth_write+0x94/0x240 [ 107.494247][ T4730] ? proc_fail_nth_read+0x1d0/0x1d0 [ 107.499450][ T4730] vfs_write+0x219/0xb50 [ 107.503849][ T4730] ? __lock_acquire+0x1ff0/0x1ff0 [ 107.509559][ T4730] ? file_end_write+0x1c0/0x1c0 [ 107.514566][ T4730] ? mutex_lock_io_nested+0x60/0x60 [ 107.519876][ T4730] ? __fget_files+0x307/0x340 [ 107.525249][ T4730] ? mutex_lock_nested+0x17/0x20 [ 107.530362][ T4730] ? __fdget_pos+0x1c7/0x250 [ 107.535142][ T4730] ksys_write+0x165/0x250 [ 107.539668][ T4730] ? print_irqtrace_events+0x210/0x210 [ 107.545366][ T4730] ? __ia32_sys_read+0x80/0x80 [ 107.550318][ T4730] ? syscall_enter_from_user_mode+0x2e/0x230 [ 107.557621][ T4730] ? lockdep_hardirqs_on+0x94/0x130 [ 107.562824][ T4730] ? syscall_enter_from_user_mode+0x2e/0x230 [ 107.568927][ T4730] do_syscall_64+0x3d/0xb0 [ 107.573908][ T4730] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 107.579909][ T4730] RIP: 0033:0x7ff55216fe7f [ 107.584412][ T4730] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 107.604317][ T4730] RSP: 002b:00007ff5514ee160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 107.612806][ T4730] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff55216fe7f [ 107.620974][ T4730] RDX: 0000000000000001 RSI: 00007ff5514ee1e0 RDI: 0000000000000005 [ 107.629284][ T4730] RBP: 00007ff5514ee1d0 R08: 0000000000000000 R09: 0000000000000000 [ 107.637617][ T4730] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 107.646253][ T4730] R13: 00007ffe4fd759df R14: 00007ff5514ee300 R15: 0000000000022000 [ 107.654244][ T4730] [ 107.657255][ T4744] CPU: 1 PID: 4744 Comm: syz-executor.4 Not tainted 5.15.109-syzkaller #0 [ 107.657321][ C0] vkms_vblank_simulate: vblank timer overrun [ 107.666272][ T4744] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 107.682670][ T4744] Call Trace: [ 107.685961][ T4744] [ 107.688892][ T4744] dump_stack_lvl+0x163/0x213 [ 107.693921][ T4744] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 107.699556][ T4744] ? panic+0x584/0x584 [ 107.703628][ T4744] ? __lock_acquire+0x1ff0/0x1ff0 [ 107.708859][ T4744] should_fail+0x38a/0x4c0 [ 107.713378][ T4744] _copy_from_user+0x26/0xf0 [ 107.718095][ T4744] kstrtouint_from_user+0xc6/0x240 [ 107.723337][ T4744] ? kstrtol_from_user+0x250/0x250 [ 107.728458][ T4744] proc_fail_nth_write+0x94/0x240 [ 107.733569][ T4744] ? proc_fail_nth_read+0x1d0/0x1d0 [ 107.738897][ T4744] vfs_write+0x219/0xb50 [ 107.743155][ T4744] ? __lock_acquire+0x1ff0/0x1ff0 [ 107.748280][ T4744] ? file_end_write+0x1c0/0x1c0 [ 107.753366][ T4744] ? mutex_lock_io_nested+0x60/0x60 [ 107.758923][ T4744] ? __fget_files+0x307/0x340 [ 107.763869][ T4744] ? mutex_lock_nested+0x17/0x20 [ 107.769019][ T4744] ? __fdget_pos+0x1c7/0x250 [ 107.773726][ T4744] ksys_write+0x165/0x250 [ 107.778576][ T4744] ? print_irqtrace_events+0x210/0x210 [ 107.784124][ T4744] ? __ia32_sys_read+0x80/0x80 [ 107.789242][ T4744] ? syscall_enter_from_user_mode+0x2e/0x230 [ 107.795309][ T4744] ? lockdep_hardirqs_on+0x94/0x130 [ 107.800603][ T4744] ? syscall_enter_from_user_mode+0x2e/0x230 [ 107.806592][ T4744] do_syscall_64+0x3d/0xb0 [ 107.811016][ T4744] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 107.816928][ T4744] RIP: 0033:0x7f90cb9d1e7f [ 107.821493][ T4748] FAULT_INJECTION: forcing a failure. [ 107.821493][ T4748] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 107.821764][ T4744] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 107.821773][ T4744] RSP: 002b:00007f90cad71160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 107.821785][ T4744] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f90cb9d1e7f [ 107.821791][ T4744] RDX: 0000000000000001 RSI: 00007f90cad711e0 RDI: 0000000000000005 [ 107.821796][ T4744] RBP: 00007f90cad711d0 R08: 0000000000000000 R09: 0000000000000000 [ 107.889245][ T4744] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 107.898128][ T4744] R13: 00007ffeaea8517f R14: 00007f90cad71300 R15: 0000000000022000 [ 107.906701][ T4744] [ 107.913187][ T4748] CPU: 0 PID: 4748 Comm: syz-executor.3 Not tainted 5.15.109-syzkaller #0 [ 107.921690][ T4748] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 107.932522][ T4748] Call Trace: [ 107.936090][ T4748] [ 107.939058][ T4748] dump_stack_lvl+0x163/0x213 [ 107.944148][ T4748] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 107.950065][ T4748] ? panic+0x584/0x584 [ 107.954236][ T4748] ? __lock_acquire+0x1ff0/0x1ff0 [ 107.959986][ T4748] should_fail+0x38a/0x4c0 [ 107.964738][ T4748] _copy_from_user+0x26/0xf0 [ 107.969771][ T4748] kstrtouint_from_user+0xc6/0x240 [ 107.975435][ T4748] ? kstrtol_from_user+0x250/0x250 [ 107.981229][ T4748] proc_fail_nth_write+0x94/0x240 [ 107.981504][ T4755] FAULT_INJECTION: forcing a failure. [ 107.981504][ T4755] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 107.986787][ T4748] ? proc_fail_nth_read+0x1d0/0x1d0 [ 107.986808][ T4748] vfs_write+0x219/0xb50 [ 107.986818][ T4748] ? __lock_acquire+0x1ff0/0x1ff0 [ 107.986831][ T4748] ? file_end_write+0x1c0/0x1c0 [ 107.986838][ T4748] ? mutex_lock_io_nested+0x60/0x60 [ 107.986853][ T4748] ? __fget_files+0x307/0x340 [ 108.002059][ T4757] FAULT_INJECTION: forcing a failure. [ 108.002059][ T4757] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 108.005822][ T4748] ? mutex_lock_nested+0x17/0x20 [ 108.005838][ T4748] ? __fdget_pos+0x1c7/0x250 [ 108.005849][ T4748] ksys_write+0x165/0x250 [ 108.005857][ T4748] ? print_irqtrace_events+0x210/0x210 [ 108.052472][ T4759] FAULT_INJECTION: forcing a failure. [ 108.052472][ T4759] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 108.053475][ T4748] ? __ia32_sys_read+0x80/0x80 [ 108.053491][ T4748] ? syscall_enter_from_user_mode+0x2e/0x230 [ 108.053500][ T4748] ? lockdep_hardirqs_on+0x94/0x130 [ 108.053509][ T4748] ? syscall_enter_from_user_mode+0x2e/0x230 [ 108.053519][ T4748] do_syscall_64+0x3d/0xb0 [ 108.053530][ T4748] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 108.053539][ T4748] RIP: 0033:0x7f1f868bde7f [ 108.053548][ T4748] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 108.053555][ T4748] RSP: 002b:00007f1f85c7e160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 108.053565][ T4748] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1f868bde7f [ 108.053571][ T4748] RDX: 0000000000000001 RSI: 00007f1f85c7e1e0 RDI: 0000000000000005 [ 108.053577][ T4748] RBP: 00007f1f85c7e1d0 R08: 0000000000000000 R09: 0000000000000000 [ 108.053581][ T4748] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 108.053586][ T4748] R13: 00007ffd1faffe1f R14: 00007f1f85c7e300 R15: 0000000000022000 [ 108.053605][ T4748] [ 108.053745][ C0] vkms_vblank_simulate: vblank timer overrun [ 108.059048][ T4757] CPU: 0 PID: 4757 Comm: syz-executor.5 Not tainted 5.15.109-syzkaller #0 [ 108.124826][ T4753] FAULT_INJECTION: forcing a failure. [ 108.124826][ T4753] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 108.133765][ T4757] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 108.133773][ T4757] Call Trace: [ 108.133778][ T4757] [ 108.133783][ T4757] dump_stack_lvl+0x163/0x213 [ 108.133799][ T4757] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 108.133808][ T4757] ? panic+0x584/0x584 [ 108.133818][ T4757] ? __lock_acquire+0x1ff0/0x1ff0 [ 108.133833][ T4757] should_fail+0x38a/0x4c0 [ 108.254313][ T4757] _copy_from_user+0x26/0xf0 [ 108.258904][ T4757] kstrtouint_from_user+0xc6/0x240 [ 108.264013][ T4757] ? kstrtol_from_user+0x250/0x250 [ 108.269387][ T4757] proc_fail_nth_write+0x94/0x240 [ 108.274490][ T4757] ? proc_fail_nth_read+0x1d0/0x1d0 [ 108.279873][ T4757] vfs_write+0x219/0xb50 [ 108.284102][ T4757] ? __lock_acquire+0x1ff0/0x1ff0 [ 108.289114][ T4757] ? file_end_write+0x1c0/0x1c0 [ 108.294029][ T4757] ? mutex_lock_io_nested+0x60/0x60 [ 108.299555][ T4757] ? __fget_files+0x307/0x340 [ 108.304270][ T4757] ? mutex_lock_nested+0x17/0x20 [ 108.309204][ T4757] ? __fdget_pos+0x1c7/0x250 [ 108.313869][ T4757] ksys_write+0x165/0x250 [ 108.318283][ T4757] ? print_irqtrace_events+0x210/0x210 [ 108.323730][ T4757] ? __ia32_sys_read+0x80/0x80 [ 108.328561][ T4757] ? syscall_enter_from_user_mode+0x2e/0x230 [ 108.334610][ T4757] ? lockdep_hardirqs_on+0x94/0x130 [ 108.339814][ T4757] ? syscall_enter_from_user_mode+0x2e/0x230 [ 108.345782][ T4757] do_syscall_64+0x3d/0xb0 [ 108.350187][ T4757] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 108.356151][ T4757] RIP: 0033:0x7f97d1b39e7f [ 108.360670][ T4757] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 108.380852][ T4757] RSP: 002b:00007f97d0ed9160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 108.389448][ T4757] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f97d1b39e7f [ 108.397499][ T4757] RDX: 0000000000000001 RSI: 00007f97d0ed91e0 RDI: 0000000000000005 [ 108.405630][ T4757] RBP: 00007f97d0ed91d0 R08: 0000000000000000 R09: 0000000000000000 [ 108.413677][ T4757] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 108.421633][ T4757] R13: 00007ffe355048ef R14: 00007f97d0ed9300 R15: 0000000000022000 [ 108.429780][ T4757] [ 108.432806][ T4753] CPU: 1 PID: 4753 Comm: syz-executor.0 Not tainted 5.15.109-syzkaller #0 [ 108.432931][ C0] vkms_vblank_simulate: vblank timer overrun [ 108.441553][ T4753] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 108.457553][ T4753] Call Trace: [ 108.460835][ T4753] [ 108.463860][ T4753] dump_stack_lvl+0x163/0x213 [ 108.468627][ T4753] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 108.474528][ T4753] ? panic+0x584/0x584 [ 108.478758][ T4753] ? __lock_acquire+0x1ff0/0x1ff0 [ 108.483966][ T4753] should_fail+0x38a/0x4c0 [ 108.488488][ T4753] _copy_from_user+0x26/0xf0 [ 108.493348][ T4753] kstrtouint_from_user+0xc6/0x240 [ 108.499000][ T4753] ? kstrtol_from_user+0x250/0x250 [ 108.504400][ T4753] proc_fail_nth_write+0x94/0x240 [ 108.509460][ T4753] ? proc_fail_nth_read+0x1d0/0x1d0 [ 108.514954][ T4753] vfs_write+0x219/0xb50 [ 108.519616][ T4753] ? __lock_acquire+0x1ff0/0x1ff0 [ 108.525071][ T4753] ? file_end_write+0x1c0/0x1c0 [ 108.529928][ T4753] ? mutex_lock_io_nested+0x60/0x60 [ 108.535158][ T4753] ? __fget_files+0x307/0x340 [ 108.540123][ T4753] ? mutex_lock_nested+0x17/0x20 [ 108.545067][ T4753] ? __fdget_pos+0x1c7/0x250 [ 108.549933][ T4753] ksys_write+0x165/0x250 [ 108.554279][ T4753] ? print_irqtrace_events+0x210/0x210 [ 108.559747][ T4753] ? __ia32_sys_read+0x80/0x80 [ 108.564605][ T4753] ? syscall_enter_from_user_mode+0x2e/0x230 [ 108.569531][ T4763] FAULT_INJECTION: forcing a failure. [ 108.569531][ T4763] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 108.570589][ T4753] ? lockdep_hardirqs_on+0x94/0x130 [ 108.570606][ T4753] ? syscall_enter_from_user_mode+0x2e/0x230 [ 108.595011][ T4753] do_syscall_64+0x3d/0xb0 [ 108.599426][ T4753] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 108.605423][ T4753] RIP: 0033:0x7f04f9354e7f [ 108.609845][ T4753] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 108.629801][ T4753] RSP: 002b:00007f04f8715160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 108.638283][ T4753] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f04f9354e7f [ 108.646390][ T4753] RDX: 0000000000000001 RSI: 00007f04f87151e0 RDI: 0000000000000005 [ 108.654443][ T4753] RBP: 00007f04f87151d0 R08: 0000000000000000 R09: 0000000000000000 [ 108.662499][ T4753] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 108.670463][ T4753] R13: 00007ffc5860f1bf R14: 00007f04f8715300 R15: 0000000000022000 [ 108.678615][ T4753] [ 108.681637][ T4759] CPU: 0 PID: 4759 Comm: syz-executor.2 Not tainted 5.15.109-syzkaller #0 [ 108.690229][ T4759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 108.700410][ T4759] Call Trace: [ 108.703880][ T4759] [ 108.706892][ T4759] dump_stack_lvl+0x163/0x213 [ 108.711732][ T4759] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 108.717350][ T4759] ? panic+0x584/0x584 [ 108.721772][ T4759] ? __lock_acquire+0x1ff0/0x1ff0 [ 108.726786][ T4759] should_fail+0x38a/0x4c0 [ 108.731200][ T4759] _copy_from_user+0x26/0xf0 [ 108.735859][ T4759] kstrtouint_from_user+0xc6/0x240 [ 108.740994][ T4759] ? kstrtol_from_user+0x250/0x250 [ 108.744413][ T4767] FAULT_INJECTION: forcing a failure. [ 108.744413][ T4767] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 108.746126][ T4759] proc_fail_nth_write+0x94/0x240 [ 108.764311][ T4759] ? proc_fail_nth_read+0x1d0/0x1d0 [ 108.769982][ T4759] vfs_write+0x219/0xb50 [ 108.774338][ T4759] ? __lock_acquire+0x1ff0/0x1ff0 [ 108.779443][ T4759] ? file_end_write+0x1c0/0x1c0 [ 108.784807][ T4759] ? mutex_lock_io_nested+0x60/0x60 [ 108.790009][ T4759] ? __fget_files+0x307/0x340 [ 108.792537][ T4768] FAULT_INJECTION: forcing a failure. [ 108.792537][ T4768] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 108.794774][ T4759] ? mutex_lock_nested+0x17/0x20 [ 108.794789][ T4759] ? __fdget_pos+0x1c7/0x250 [ 108.794800][ T4759] ksys_write+0x165/0x250 [ 108.794809][ T4759] ? print_irqtrace_events+0x210/0x210 [ 108.794822][ T4759] ? __ia32_sys_read+0x80/0x80 [ 108.794830][ T4759] ? syscall_enter_from_user_mode+0x2e/0x230 [ 108.794838][ T4759] ? lockdep_hardirqs_on+0x94/0x130 [ 108.843585][ T4759] ? syscall_enter_from_user_mode+0x2e/0x230 [ 108.850071][ T4759] do_syscall_64+0x3d/0xb0 [ 108.854561][ T4759] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 108.860522][ T4759] RIP: 0033:0x7ff55216fe7f [ 108.864923][ T4759] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 108.885475][ T4759] RSP: 002b:00007ff5514ee160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 108.893880][ T4759] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff55216fe7f [ 108.902010][ T4759] RDX: 0000000000000001 RSI: 00007ff5514ee1e0 RDI: 0000000000000005 [ 108.910061][ T4759] RBP: 00007ff5514ee1d0 R08: 0000000000000000 R09: 0000000000000000 [ 108.918289][ T4759] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 108.927111][ T4759] R13: 00007ffe4fd759df R14: 00007ff5514ee300 R15: 0000000000022000 [ 108.937457][ T4759] [ 108.940554][ T4767] CPU: 1 PID: 4767 Comm: syz-executor.3 Not tainted 5.15.109-syzkaller #0 [ 108.940662][ C0] vkms_vblank_simulate: vblank timer overrun [ 108.949129][ T4767] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 108.949136][ T4767] Call Trace: [ 108.968650][ T4767] [ 108.971574][ T4767] dump_stack_lvl+0x163/0x213 [ 108.976345][ T4767] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 108.982061][ T4767] ? panic+0x584/0x584 [ 108.986158][ T4767] ? __lock_acquire+0x1ff0/0x1ff0 [ 108.991190][ T4767] should_fail+0x38a/0x4c0 [ 108.995788][ T4767] _copy_from_user+0x26/0xf0 [ 109.000380][ T4767] kstrtouint_from_user+0xc6/0x240 [ 109.005488][ T4767] ? kstrtol_from_user+0x250/0x250 [ 109.010706][ T4767] proc_fail_nth_write+0x94/0x240 [ 109.015829][ T4767] ? proc_fail_nth_read+0x1d0/0x1d0 [ 109.021127][ T4767] vfs_write+0x219/0xb50 [ 109.025628][ T4767] ? __lock_acquire+0x1ff0/0x1ff0 [ 109.030850][ T4767] ? file_end_write+0x1c0/0x1c0 [ 109.035688][ T4767] ? mutex_lock_io_nested+0x60/0x60 [ 109.040883][ T4767] ? __fget_files+0x307/0x340 [ 109.045894][ T4767] ? mutex_lock_nested+0x17/0x20 [ 109.051000][ T4767] ? __fdget_pos+0x1c7/0x250 [ 109.055664][ T4767] ksys_write+0x165/0x250 [ 109.060069][ T4767] ? print_irqtrace_events+0x210/0x210 [ 109.065525][ T4767] ? __ia32_sys_read+0x80/0x80 [ 109.070280][ T4767] ? syscall_enter_from_user_mode+0x2e/0x230 [ 109.076346][ T4767] ? lockdep_hardirqs_on+0x94/0x130 [ 109.081913][ T4767] ? syscall_enter_from_user_mode+0x2e/0x230 [ 109.088073][ T4767] do_syscall_64+0x3d/0xb0 [ 109.092488][ T4767] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 109.098807][ T4767] RIP: 0033:0x7f1f868bde7f [ 109.103299][ T4767] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 109.123076][ T4767] RSP: 002b:00007f1f85c5d160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 109.131479][ T4767] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1f868bde7f [ 109.139526][ T4767] RDX: 0000000000000001 RSI: 00007f1f85c5d1e0 RDI: 0000000000000005 [ 109.147487][ T4767] RBP: 00007f1f85c5d1d0 R08: 0000000000000000 R09: 0000000000000000 [ 109.155801][ T4767] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 109.163762][ T4767] R13: 00007ffd1faffe1f R14: 00007f1f85c5d300 R15: 0000000000022000 [ 109.172173][ T4767] [ 109.175205][ T4763] CPU: 0 PID: 4763 Comm: syz-executor.5 Not tainted 5.15.109-syzkaller #0 [ 109.183786][ T4763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 109.193849][ T4763] Call Trace: [ 109.197122][ T4763] [ 109.200036][ T4763] dump_stack_lvl+0x163/0x213 [ 109.204787][ T4763] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 109.210401][ T4763] ? panic+0x584/0x584 [ 109.214637][ T4763] ? __lock_acquire+0x1ff0/0x1ff0 [ 109.219650][ T4763] should_fail+0x38a/0x4c0 [ 109.224310][ T4763] _copy_from_user+0x26/0xf0 [ 109.228890][ T4763] kstrtouint_from_user+0xc6/0x240 [ 109.234158][ T4763] ? kstrtol_from_user+0x250/0x250 [ 109.239288][ T4763] proc_fail_nth_write+0x94/0x240 [ 109.244486][ T4763] ? proc_fail_nth_read+0x1d0/0x1d0 [ 109.249857][ T4763] vfs_write+0x219/0xb50 [ 109.254192][ T4763] ? __lock_acquire+0x1ff0/0x1ff0 [ 109.259291][ T4763] ? file_end_write+0x1c0/0x1c0 [ 109.264561][ T4763] ? mutex_lock_io_nested+0x60/0x60 [ 109.269756][ T4763] ? __fget_files+0x307/0x340 [ 109.274435][ T4763] ? mutex_lock_nested+0x17/0x20 [ 109.279455][ T4763] ? __fdget_pos+0x1c7/0x250 [ 109.284034][ T4763] ksys_write+0x165/0x250 [ 109.288434][ T4763] ? print_irqtrace_events+0x210/0x210 [ 109.294085][ T4763] ? __ia32_sys_read+0x80/0x80 [ 109.298850][ T4763] ? syscall_enter_from_user_mode+0x2e/0x230 [ 109.304902][ T4763] ? lockdep_hardirqs_on+0x94/0x130 [ 109.310086][ T4763] ? syscall_enter_from_user_mode+0x2e/0x230 [ 109.316058][ T4763] do_syscall_64+0x3d/0xb0 [ 109.320475][ T4763] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 109.326438][ T4763] RIP: 0033:0x7f97d1b39e7f [ 109.330925][ T4763] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 109.350702][ T4763] RSP: 002b:00007f97d0efa160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 109.359184][ T4763] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f97d1b39e7f [ 109.367316][ T4763] RDX: 0000000000000001 RSI: 00007f97d0efa1e0 RDI: 0000000000000005 [ 109.375365][ T4763] RBP: 00007f97d0efa1d0 R08: 0000000000000000 R09: 0000000000000000 [ 109.383405][ T4763] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 109.392056][ T4763] R13: 00007ffe355048ef R14: 00007f97d0efa300 R15: 0000000000022000 [ 109.400122][ T4763] [ 109.403132][ T4755] CPU: 1 PID: 4755 Comm: syz-executor.1 Not tainted 5.15.109-syzkaller #0 [ 109.403237][ C0] vkms_vblank_simulate: vblank timer overrun [ 109.411706][ T4755] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 109.427872][ T4755] Call Trace: [ 109.431168][ T4755] [ 109.434710][ T4755] dump_stack_lvl+0x163/0x213 [ 109.439569][ T4755] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 109.445201][ T4755] ? panic+0x584/0x584 [ 109.449390][ T4755] ? __lock_acquire+0x1ff0/0x1ff0 [ 109.454432][ T4755] should_fail+0x38a/0x4c0 [ 109.458846][ T4755] _copy_from_user+0x26/0xf0 [ 109.463443][ T4755] kstrtouint_from_user+0xc6/0x240 [ 109.468721][ T4755] ? kstrtol_from_user+0x250/0x250 [ 109.473910][ T4755] proc_fail_nth_write+0x94/0x240 [ 109.479125][ T4755] ? proc_fail_nth_read+0x1d0/0x1d0 [ 109.484338][ T4755] vfs_write+0x219/0xb50 [ 109.488670][ T4755] ? __lock_acquire+0x1ff0/0x1ff0 [ 109.493884][ T4755] ? file_end_write+0x1c0/0x1c0 [ 109.498852][ T4755] ? mutex_lock_io_nested+0x60/0x60 [ 109.504051][ T4755] ? __fget_files+0x307/0x340 [ 109.509036][ T4755] ? mutex_lock_nested+0x17/0x20 [ 109.513966][ T4755] ? __fdget_pos+0x1c7/0x250 [ 109.518547][ T4755] ksys_write+0x165/0x250 [ 109.522881][ T4755] ? print_irqtrace_events+0x210/0x210 [ 109.528502][ T4755] ? __ia32_sys_read+0x80/0x80 [ 109.533410][ T4755] ? syscall_enter_from_user_mode+0x2e/0x230 [ 109.539578][ T4755] ? lockdep_hardirqs_on+0x94/0x130 [ 109.544859][ T4755] ? syscall_enter_from_user_mode+0x2e/0x230 [ 109.550936][ T4755] do_syscall_64+0x3d/0xb0 [ 109.555549][ T4755] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 109.561709][ T4755] RIP: 0033:0x7f353499fe7f [ 109.566117][ T4755] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 109.585884][ T4755] RSP: 002b:00007f3533d3f160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 109.594689][ T4755] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f353499fe7f [ 109.602850][ T4755] RDX: 0000000000000001 RSI: 00007f3533d3f1e0 RDI: 0000000000000005 [ 109.610897][ T4755] RBP: 00007f3533d3f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 109.619048][ T4755] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 109.627312][ T4755] R13: 00007ffcd2965baf R14: 00007f3533d3f300 R15: 0000000000022000 [ 109.635515][ T4755] [ 109.649820][ T4768] CPU: 1 PID: 4768 Comm: syz-executor.4 Not tainted 5.15.109-syzkaller #0 [ 109.658366][ T4768] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 109.668651][ T4768] Call Trace: [ 109.672255][ T4768] [ 109.675296][ T4768] dump_stack_lvl+0x163/0x213 [ 109.680070][ T4768] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 109.685787][ T4768] ? panic+0x584/0x584 [ 109.689852][ T4768] ? __lock_acquire+0x1ff0/0x1ff0 [ 109.694882][ T4768] should_fail+0x38a/0x4c0 [ 109.699388][ T4768] _copy_from_user+0x26/0xf0 [ 109.703982][ T4768] kstrtouint_from_user+0xc6/0x240 [ 109.709120][ T4768] ? kstrtol_from_user+0x250/0x250 [ 109.714245][ T4768] proc_fail_nth_write+0x94/0x240 [ 109.719655][ T4768] ? proc_fail_nth_read+0x1d0/0x1d0 [ 109.724960][ T4768] vfs_write+0x219/0xb50 [ 109.729307][ T4768] ? __lock_acquire+0x1ff0/0x1ff0 [ 109.734349][ T4768] ? file_end_write+0x1c0/0x1c0 [ 109.739325][ T4768] ? mutex_lock_io_nested+0x60/0x60 [ 109.744539][ T4768] ? __fget_files+0x307/0x340 [ 109.749411][ T4768] ? mutex_lock_nested+0x17/0x20 [ 109.754536][ T4768] ? __fdget_pos+0x1c7/0x250 [ 109.759251][ T4768] ksys_write+0x165/0x250 [ 109.763847][ T4768] ? print_irqtrace_events+0x210/0x210 [ 109.769398][ T4768] ? __ia32_sys_read+0x80/0x80 [ 109.769444][ T4775] FAULT_INJECTION: forcing a failure. [ 109.769444][ T4775] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 109.774171][ T4768] ? syscall_enter_from_user_mode+0x2e/0x230 [ 109.774182][ T4768] ? lockdep_hardirqs_on+0x94/0x130 [ 109.774192][ T4768] ? syscall_enter_from_user_mode+0x2e/0x230 [ 109.774201][ T4768] do_syscall_64+0x3d/0xb0 [ 109.774212][ T4768] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 109.774222][ T4768] RIP: 0033:0x7f90cb9d1e7f [ 109.774232][ T4768] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 109.774239][ T4768] RSP: 002b:00007f90cad50160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 109.774250][ T4768] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f90cb9d1e7f [ 109.774255][ T4768] RDX: 0000000000000001 RSI: 00007f90cad501e0 RDI: 0000000000000005 [ 109.774260][ T4768] RBP: 00007f90cad501d0 R08: 0000000000000000 R09: 0000000000000000 [ 109.774264][ T4768] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 109.774269][ T4768] R13: 00007ffeaea8517f R14: 00007f90cad50300 R15: 0000000000022000 [ 109.774285][ T4768] [ 109.789179][ T4777] FAULT_INJECTION: forcing a failure. [ 109.789179][ T4777] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 109.841057][ T4775] CPU: 0 PID: 4775 Comm: syz-executor.1 Not tainted 5.15.109-syzkaller #0 [ 109.894457][ T4776] FAULT_INJECTION: forcing a failure. [ 109.894457][ T4776] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 109.894929][ T4775] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 109.940701][ T4775] Call Trace: [ 109.943970][ T4775] [ 109.945479][ T4782] FAULT_INJECTION: forcing a failure. [ 109.945479][ T4782] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 109.947158][ T4775] dump_stack_lvl+0x163/0x213 [ 109.963572][ T4783] FAULT_INJECTION: forcing a failure. [ 109.963572][ T4783] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 109.964897][ T4775] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 109.983970][ T4775] ? panic+0x584/0x584 [ 109.988033][ T4775] ? __lock_acquire+0x1ff0/0x1ff0 [ 109.993068][ T4775] should_fail+0x38a/0x4c0 [ 109.997488][ T4775] _copy_from_user+0x26/0xf0 [ 110.002234][ T4775] kstrtouint_from_user+0xc6/0x240 [ 110.007639][ T4775] ? kstrtol_from_user+0x250/0x250 [ 110.012853][ T4775] proc_fail_nth_write+0x94/0x240 [ 110.018045][ T4775] ? proc_fail_nth_read+0x1d0/0x1d0 [ 110.023411][ T4775] vfs_write+0x219/0xb50 [ 110.027667][ T4775] ? __lock_acquire+0x1ff0/0x1ff0 [ 110.032719][ T4775] ? file_end_write+0x1c0/0x1c0 [ 110.037553][ T4775] ? mutex_lock_io_nested+0x60/0x60 [ 110.042930][ T4775] ? __fget_files+0x307/0x340 [ 110.047597][ T4775] ? mutex_lock_nested+0x17/0x20 [ 110.052604][ T4775] ? __fdget_pos+0x1c7/0x250 [ 110.057221][ T4775] ksys_write+0x165/0x250 [ 110.061531][ T4775] ? print_irqtrace_events+0x210/0x210 [ 110.067148][ T4775] ? __ia32_sys_read+0x80/0x80 [ 110.071915][ T4775] ? syscall_enter_from_user_mode+0x2e/0x230 [ 110.078171][ T4775] ? lockdep_hardirqs_on+0x94/0x130 [ 110.083564][ T4775] ? syscall_enter_from_user_mode+0x2e/0x230 [ 110.089616][ T4775] do_syscall_64+0x3d/0xb0 [ 110.094106][ T4775] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 110.100016][ T4775] RIP: 0033:0x7f353499fe7f [ 110.104523][ T4775] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 110.124493][ T4775] RSP: 002b:00007f3533d60160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 110.133066][ T4775] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f353499fe7f [ 110.141105][ T4775] RDX: 0000000000000001 RSI: 00007f3533d601e0 RDI: 0000000000000005 [ 110.149057][ T4775] RBP: 00007f3533d601d0 R08: 0000000000000000 R09: 0000000000000000 [ 110.157301][ T4775] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 110.165861][ T4775] R13: 00007ffcd2965baf R14: 00007f3533d60300 R15: 0000000000022000 [ 110.173940][ T4775] [ 110.176953][ T4777] CPU: 1 PID: 4777 Comm: syz-executor.5 Not tainted 5.15.109-syzkaller #0 [ 110.177069][ C0] vkms_vblank_simulate: vblank timer overrun [ 110.185447][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 110.201552][ T4777] Call Trace: [ 110.205182][ T4777] [ 110.208206][ T4777] dump_stack_lvl+0x163/0x213 [ 110.213242][ T4777] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 110.218905][ T4777] ? panic+0x584/0x584 [ 110.223139][ T4777] ? __lock_acquire+0x1ff0/0x1ff0 [ 110.228696][ T4777] should_fail+0x38a/0x4c0 [ 110.233213][ T4777] _copy_from_user+0x26/0xf0 [ 110.237796][ T4777] kstrtouint_from_user+0xc6/0x240 [ 110.243598][ T4777] ? kstrtol_from_user+0x250/0x250 [ 110.248820][ T4777] proc_fail_nth_write+0x94/0x240 [ 110.254036][ T4777] ? proc_fail_nth_read+0x1d0/0x1d0 [ 110.259309][ T4777] vfs_write+0x219/0xb50 [ 110.263647][ T4777] ? __lock_acquire+0x1ff0/0x1ff0 [ 110.268664][ T4777] ? file_end_write+0x1c0/0x1c0 [ 110.273501][ T4777] ? mutex_lock_io_nested+0x60/0x60 [ 110.278826][ T4777] ? __fget_files+0x307/0x340 [ 110.283497][ T4777] ? mutex_lock_nested+0x17/0x20 [ 110.288540][ T4777] ? __fdget_pos+0x1c7/0x250 [ 110.293291][ T4777] ksys_write+0x165/0x250 [ 110.297622][ T4777] ? print_irqtrace_events+0x210/0x210 [ 110.303161][ T4777] ? __ia32_sys_read+0x80/0x80 [ 110.307937][ T4777] ? syscall_enter_from_user_mode+0x2e/0x230 [ 110.313910][ T4777] ? lockdep_hardirqs_on+0x94/0x130 [ 110.319110][ T4777] ? syscall_enter_from_user_mode+0x2e/0x230 [ 110.325198][ T4777] do_syscall_64+0x3d/0xb0 [ 110.329609][ T4777] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 110.335552][ T4777] RIP: 0033:0x7f97d1b39e7f [ 110.339983][ T4777] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 110.360105][ T4777] RSP: 002b:00007f97d0efa160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 110.368518][ T4777] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f97d1b39e7f [ 110.376500][ T4777] RDX: 0000000000000001 RSI: 00007f97d0efa1e0 RDI: 0000000000000005 [ 110.384558][ T4777] RBP: 00007f97d0efa1d0 R08: 0000000000000000 R09: 0000000000000000 [ 110.392679][ T4777] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 110.400744][ T4777] R13: 00007ffe355048ef R14: 00007f97d0efa300 R15: 0000000000022000 [ 110.402571][ T4786] FAULT_INJECTION: forcing a failure. [ 110.402571][ T4786] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 110.408946][ T4777] [ 110.417258][ T4776] CPU: 1 PID: 4776 Comm: syz-executor.0 Not tainted 5.15.109-syzkaller #0 [ 110.434021][ T4776] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 110.444160][ T4776] Call Trace: [ 110.447467][ T4776] [ 110.450390][ T4776] dump_stack_lvl+0x163/0x213 [ 110.455230][ T4776] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 110.460882][ T4776] ? panic+0x584/0x584 [ 110.465024][ T4776] ? __lock_acquire+0x1ff0/0x1ff0 [ 110.470158][ T4776] should_fail+0x38a/0x4c0 [ 110.474655][ T4776] _copy_from_user+0x26/0xf0 [ 110.479235][ T4776] kstrtouint_from_user+0xc6/0x240 [ 110.484343][ T4776] ? kstrtol_from_user+0x250/0x250 [ 110.489458][ T4776] proc_fail_nth_write+0x94/0x240 [ 110.494647][ T4776] ? proc_fail_nth_read+0x1d0/0x1d0 [ 110.500103][ T4776] vfs_write+0x219/0xb50 [ 110.504334][ T4776] ? __lock_acquire+0x1ff0/0x1ff0 [ 110.509358][ T4776] ? file_end_write+0x1c0/0x1c0 [ 110.514456][ T4776] ? mutex_lock_io_nested+0x60/0x60 [ 110.519753][ T4776] ? __fget_files+0x307/0x340 [ 110.524541][ T4776] ? mutex_lock_nested+0x17/0x20 [ 110.529468][ T4776] ? __fdget_pos+0x1c7/0x250 [ 110.534219][ T4776] ksys_write+0x165/0x250 [ 110.538636][ T4776] ? print_irqtrace_events+0x210/0x210 [ 110.544104][ T4776] ? __ia32_sys_read+0x80/0x80 [ 110.548861][ T4776] ? syscall_enter_from_user_mode+0x2e/0x230 [ 110.554835][ T4776] ? lockdep_hardirqs_on+0x94/0x130 [ 110.560159][ T4776] ? syscall_enter_from_user_mode+0x2e/0x230 [ 110.566417][ T4776] do_syscall_64+0x3d/0xb0 [ 110.571378][ T4776] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 110.577702][ T4776] RIP: 0033:0x7f04f9354e7f [ 110.582130][ T4776] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 110.602245][ T4776] RSP: 002b:00007f04f8715160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 110.610916][ T4776] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f04f9354e7f [ 110.618965][ T4776] RDX: 0000000000000001 RSI: 00007f04f87151e0 RDI: 0000000000000005 [ 110.627060][ T4776] RBP: 00007f04f87151d0 R08: 0000000000000000 R09: 0000000000000000 [ 110.635124][ T4776] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 110.643360][ T4776] R13: 00007ffc5860f1bf R14: 00007f04f8715300 R15: 0000000000022000 [ 110.651427][ T4776] [ 110.657922][ T4786] CPU: 0 PID: 4786 Comm: syz-executor.1 Not tainted 5.15.109-syzkaller #0 [ 110.661610][ T4787] FAULT_INJECTION: forcing a failure. [ 110.661610][ T4787] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 110.666540][ T4786] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 110.666549][ T4786] Call Trace: [ 110.666554][ T4786] [ 110.666559][ T4786] dump_stack_lvl+0x163/0x213 [ 110.666577][ T4786] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 110.666586][ T4786] ? panic+0x584/0x584 [ 110.666595][ T4786] ? __lock_acquire+0x1ff0/0x1ff0 [ 110.666611][ T4786] should_fail+0x38a/0x4c0 [ 110.666626][ T4786] _copy_from_user+0x26/0xf0 [ 110.666637][ T4786] kstrtouint_from_user+0xc6/0x240 [ 110.666649][ T4786] ? kstrtol_from_user+0x250/0x250 [ 110.666669][ T4786] proc_fail_nth_write+0x94/0x240 [ 110.666679][ T4786] ? proc_fail_nth_read+0x1d0/0x1d0 [ 110.666694][ T4786] vfs_write+0x219/0xb50 [ 110.759619][ T4786] ? __lock_acquire+0x1ff0/0x1ff0 [ 110.764734][ T4786] ? file_end_write+0x1c0/0x1c0 [ 110.769676][ T4786] ? mutex_lock_io_nested+0x60/0x60 [ 110.775237][ T4786] ? __fget_files+0x307/0x340 [ 110.780009][ T4786] ? mutex_lock_nested+0x17/0x20 [ 110.785312][ T4786] ? __fdget_pos+0x1c7/0x250 [ 110.789977][ T4786] ksys_write+0x165/0x250 [ 110.794408][ T4786] ? print_irqtrace_events+0x210/0x210 [ 110.800238][ T4786] ? __ia32_sys_read+0x80/0x80 [ 110.805097][ T4786] ? syscall_enter_from_user_mode+0x2e/0x230 [ 110.811192][ T4786] ? lockdep_hardirqs_on+0x94/0x130 [ 110.816521][ T4786] ? syscall_enter_from_user_mode+0x2e/0x230 [ 110.822675][ T4786] do_syscall_64+0x3d/0xb0 [ 110.827300][ T4786] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 110.833196][ T4786] RIP: 0033:0x7f353499fe7f [ 110.837644][ T4786] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 110.857669][ T4786] RSP: 002b:00007f3533d60160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 110.866239][ T4786] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f353499fe7f [ 110.874284][ T4786] RDX: 0000000000000001 RSI: 00007f3533d601e0 RDI: 0000000000000005 [ 110.882249][ T4786] RBP: 00007f3533d601d0 R08: 0000000000000000 R09: 0000000000000000 [ 110.890733][ T4786] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 110.898694][ T4786] R13: 00007ffcd2965baf R14: 00007f3533d60300 R15: 0000000000022000 [ 110.907215][ T4786] [ 110.910311][ T4787] CPU: 1 PID: 4787 Comm: syz-executor.4 Not tainted 5.15.109-syzkaller #0 [ 110.910434][ C0] vkms_vblank_simulate: vblank timer overrun [ 110.919340][ T4787] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 110.935444][ T4787] Call Trace: [ 110.938751][ T4787] [ 110.941679][ T4787] dump_stack_lvl+0x163/0x213 [ 110.946358][ T4787] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 110.951990][ T4787] ? panic+0x584/0x584 [ 110.956063][ T4787] ? __lock_acquire+0x1ff0/0x1ff0 [ 110.961231][ T4787] should_fail+0x38a/0x4c0 [ 110.965770][ T4787] _copy_from_user+0x26/0xf0 [ 110.970454][ T4787] kstrtouint_from_user+0xc6/0x240 [ 110.975676][ T4787] ? kstrtol_from_user+0x250/0x250 [ 110.980887][ T4787] proc_fail_nth_write+0x94/0x240 [ 110.985916][ T4787] ? proc_fail_nth_read+0x1d0/0x1d0 [ 110.991478][ T4787] vfs_write+0x219/0xb50 [ 110.995812][ T4787] ? __lock_acquire+0x1ff0/0x1ff0 [ 111.000845][ T4787] ? file_end_write+0x1c0/0x1c0 [ 111.005694][ T4787] ? mutex_lock_io_nested+0x60/0x60 [ 111.011074][ T4787] ? __fget_files+0x307/0x340 [ 111.015743][ T4787] ? mutex_lock_nested+0x17/0x20 [ 111.020846][ T4787] ? __fdget_pos+0x1c7/0x250 [ 111.025429][ T4787] ksys_write+0x165/0x250 [ 111.029749][ T4787] ? print_irqtrace_events+0x210/0x210 [ 111.035283][ T4787] ? __ia32_sys_read+0x80/0x80 [ 111.040051][ T4787] ? syscall_enter_from_user_mode+0x2e/0x230 [ 111.046104][ T4787] ? lockdep_hardirqs_on+0x94/0x130 [ 111.051301][ T4787] ? syscall_enter_from_user_mode+0x2e/0x230 [ 111.057274][ T4787] do_syscall_64+0x3d/0xb0 [ 111.061826][ T4787] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 111.067702][ T4787] RIP: 0033:0x7f90cb9d1e7f [ 111.072190][ T4787] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 111.092212][ T4787] RSP: 002b:00007f90cad92160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 111.100698][ T4787] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f90cb9d1e7f [ 111.108934][ T4787] RDX: 0000000000000001 RSI: 00007f90cad921e0 RDI: 0000000000000005 [ 111.116988][ T4787] RBP: 00007f90cad921d0 R08: 0000000000000000 R09: 0000000000000000 [ 111.125341][ T4787] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 111.133643][ T4787] R13: 00007ffeaea8517f R14: 00007f90cad92300 R15: 0000000000022000 [ 111.141861][ T4787] [ 111.149307][ T4782] CPU: 0 PID: 4782 Comm: syz-executor.2 Not tainted 5.15.109-syzkaller #0 [ 111.157911][ T4782] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 111.167973][ T4782] Call Trace: [ 111.171288][ T4782] [ 111.174210][ T4782] dump_stack_lvl+0x163/0x213 [ 111.179224][ T4782] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 111.184835][ T4782] ? panic+0x584/0x584 [ 111.189060][ T4782] ? __lock_acquire+0x1ff0/0x1ff0 [ 111.194345][ T4782] should_fail+0x38a/0x4c0 [ 111.198802][ T4782] _copy_from_user+0x26/0xf0 [ 111.203374][ T4782] kstrtouint_from_user+0xc6/0x240 [ 111.208484][ T4782] ? kstrtol_from_user+0x250/0x250 [ 111.213685][ T4782] proc_fail_nth_write+0x94/0x240 [ 111.218788][ T4782] ? proc_fail_nth_read+0x1d0/0x1d0 [ 111.223974][ T4782] vfs_write+0x219/0xb50 [ 111.228370][ T4782] ? __lock_acquire+0x1ff0/0x1ff0 [ 111.233478][ T4782] ? file_end_write+0x1c0/0x1c0 [ 111.238401][ T4782] ? mutex_lock_io_nested+0x60/0x60 [ 111.243585][ T4782] ? __fget_files+0x307/0x340 [ 111.248344][ T4782] ? mutex_lock_nested+0x17/0x20 [ 111.253432][ T4782] ? __fdget_pos+0x1c7/0x250 [ 111.256421][ T4795] FAULT_INJECTION: forcing a failure. [ 111.256421][ T4795] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 111.258218][ T4782] ksys_write+0x165/0x250 [ 111.258232][ T4782] ? print_irqtrace_events+0x210/0x210 [ 111.258246][ T4782] ? __ia32_sys_read+0x80/0x80 [ 111.272698][ T4796] FAULT_INJECTION: forcing a failure. [ 111.272698][ T4796] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 111.275882][ T4782] ? syscall_enter_from_user_mode+0x2e/0x230 [ 111.275894][ T4782] ? lockdep_hardirqs_on+0x94/0x130 [ 111.275905][ T4782] ? syscall_enter_from_user_mode+0x2e/0x230 [ 111.275914][ T4782] do_syscall_64+0x3d/0xb0 [ 111.320640][ T4782] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 111.326697][ T4782] RIP: 0033:0x7ff55216fe7f [ 111.331207][ T4782] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 111.350799][ T4782] RSP: 002b:00007ff5514ee160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 111.359200][ T4782] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff55216fe7f [ 111.367156][ T4782] RDX: 0000000000000001 RSI: 00007ff5514ee1e0 RDI: 0000000000000004 [ 111.375107][ T4782] RBP: 00007ff5514ee1d0 R08: 0000000000000000 R09: 0000000000000000 [ 111.383149][ T4782] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 111.391735][ T4782] R13: 00007ffe4fd759df R14: 00007ff5514ee300 R15: 0000000000022000 [ 111.399704][ T4782] [ 111.402712][ T4783] CPU: 1 PID: 4783 Comm: syz-executor.3 Not tainted 5.15.109-syzkaller #0 [ 111.402759][ C0] vkms_vblank_simulate: vblank timer overrun [ 111.411205][ T4783] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 111.427568][ T4783] Call Trace: [ 111.431198][ T4783] [ 111.434213][ T4783] dump_stack_lvl+0x163/0x213 [ 111.438889][ T4783] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 111.444531][ T4783] ? panic+0x584/0x584 [ 111.448601][ T4783] ? __lock_acquire+0x1ff0/0x1ff0 [ 111.454125][ T4783] should_fail+0x38a/0x4c0 [ 111.458546][ T4783] _copy_from_user+0x26/0xf0 [ 111.463447][ T4783] kstrtouint_from_user+0xc6/0x240 [ 111.468649][ T4783] ? kstrtol_from_user+0x250/0x250 [ 111.474028][ T4783] proc_fail_nth_write+0x94/0x240 [ 111.479052][ T4783] ? proc_fail_nth_read+0x1d0/0x1d0 [ 111.484348][ T4783] vfs_write+0x219/0xb50 [ 111.488719][ T4783] ? __lock_acquire+0x1ff0/0x1ff0 [ 111.493756][ T4783] ? file_end_write+0x1c0/0x1c0 [ 111.498707][ T4783] ? mutex_lock_io_nested+0x60/0x60 [ 111.504075][ T4783] ? __fget_files+0x307/0x340 [ 111.508944][ T4783] ? mutex_lock_nested+0x17/0x20 [ 111.514041][ T4783] ? __fdget_pos+0x1c7/0x250 [ 111.518807][ T4783] ksys_write+0x165/0x250 [ 111.523661][ T4783] ? print_irqtrace_events+0x210/0x210 [ 111.529125][ T4783] ? __ia32_sys_read+0x80/0x80 [ 111.533888][ T4783] ? syscall_enter_from_user_mode+0x2e/0x230 [ 111.540851][ T4783] ? lockdep_hardirqs_on+0x94/0x130 [ 111.546224][ T4783] ? syscall_enter_from_user_mode+0x2e/0x230 [ 111.552289][ T4783] do_syscall_64+0x3d/0xb0 [ 111.556792][ T4783] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 111.563031][ T4783] RIP: 0033:0x7f1f868bde7f [ 111.567533][ T4783] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 111.587742][ T4783] RSP: 002b:00007f1f85c3c160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 111.596241][ T4783] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1f868bde7f [ 111.604302][ T4783] RDX: 0000000000000001 RSI: 00007f1f85c3c1e0 RDI: 0000000000000005 [ 111.612454][ T4783] RBP: 00007f1f85c3c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 111.620671][ T4783] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 111.628630][ T4783] R13: 00007ffd1faffe1f R14: 00007f1f85c3c300 R15: 0000000000022000 [ 111.636636][ T4783] [ 111.641413][ T4796] CPU: 0 PID: 4796 Comm: syz-executor.5 Not tainted 5.15.109-syzkaller #0 [ 111.650502][ T4796] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 111.660561][ T4796] Call Trace: [ 111.663835][ T4796] [ 111.666842][ T4796] dump_stack_lvl+0x163/0x213 [ 111.671510][ T4796] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 111.677142][ T4796] ? panic+0x584/0x584 [ 111.681280][ T4796] ? __lock_acquire+0x1ff0/0x1ff0 [ 111.686320][ T4796] should_fail+0x38a/0x4c0 [ 111.690726][ T4796] _copy_from_user+0x26/0xf0 [ 111.695295][ T4796] kstrtouint_from_user+0xc6/0x240 [ 111.700405][ T4796] ? kstrtol_from_user+0x250/0x250 [ 111.705549][ T4796] proc_fail_nth_write+0x94/0x240 [ 111.708393][ T4802] FAULT_INJECTION: forcing a failure. [ 111.708393][ T4802] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 111.710649][ T4796] ? proc_fail_nth_read+0x1d0/0x1d0 [ 111.728946][ T4796] vfs_write+0x219/0xb50 [ 111.733264][ T4796] ? __lock_acquire+0x1ff0/0x1ff0 [ 111.738276][ T4796] ? file_end_write+0x1c0/0x1c0 [ 111.743140][ T4796] ? mutex_lock_io_nested+0x60/0x60 [ 111.748336][ T4796] ? __fget_files+0x307/0x340 [ 111.750474][ T4803] FAULT_INJECTION: forcing a failure. [ 111.750474][ T4803] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 111.753177][ T4796] ? mutex_lock_nested+0x17/0x20 [ 111.771401][ T4796] ? __fdget_pos+0x1c7/0x250 [ 111.776411][ T4796] ksys_write+0x165/0x250 [ 111.781422][ T4796] ? print_irqtrace_events+0x210/0x210 [ 111.786865][ T4796] ? __ia32_sys_read+0x80/0x80 [ 111.791616][ T4796] ? syscall_enter_from_user_mode+0x2e/0x230 [ 111.798285][ T4796] ? lockdep_hardirqs_on+0x94/0x130 [ 111.803554][ T4796] ? syscall_enter_from_user_mode+0x2e/0x230 [ 111.810044][ T4796] do_syscall_64+0x3d/0xb0 [ 111.814447][ T4796] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 111.820349][ T4796] RIP: 0033:0x7f97d1b39e7f [ 111.824843][ T4796] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 111.844658][ T4796] RSP: 002b:00007f97d0eb8160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 111.853242][ T4796] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f97d1b39e7f [ 111.861206][ T4796] RDX: 0000000000000001 RSI: 00007f97d0eb81e0 RDI: 0000000000000005 [ 111.869163][ T4796] RBP: 00007f97d0eb81d0 R08: 0000000000000000 R09: 0000000000000000 [ 111.877133][ T4796] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 111.885201][ T4796] R13: 00007ffe355048ef R14: 00007f97d0eb8300 R15: 0000000000022000 [ 111.893428][ T4796] [ 111.896520][ T4802] CPU: 1 PID: 4802 Comm: syz-executor.4 Not tainted 5.15.109-syzkaller #0 [ 111.896610][ C0] vkms_vblank_simulate: vblank timer overrun [ 111.905028][ T4802] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 111.921072][ T4802] Call Trace: [ 111.924354][ T4802] [ 111.927289][ T4802] dump_stack_lvl+0x163/0x213 [ 111.932058][ T4802] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 111.937778][ T4802] ? panic+0x584/0x584 [ 111.941850][ T4802] ? __lock_acquire+0x1ff0/0x1ff0 [ 111.946968][ T4802] should_fail+0x38a/0x4c0 [ 111.951476][ T4802] _copy_from_user+0x26/0xf0 [ 111.956239][ T4802] kstrtouint_from_user+0xc6/0x240 [ 111.961550][ T4802] ? kstrtol_from_user+0x250/0x250 [ 111.967031][ T4802] proc_fail_nth_write+0x94/0x240 [ 111.972068][ T4802] ? proc_fail_nth_read+0x1d0/0x1d0 [ 111.977616][ T4802] vfs_write+0x219/0xb50 [ 111.981845][ T4802] ? __lock_acquire+0x1ff0/0x1ff0 [ 111.987037][ T4802] ? file_end_write+0x1c0/0x1c0 [ 111.991885][ T4802] ? mutex_lock_io_nested+0x60/0x60 [ 111.997075][ T4802] ? __fget_files+0x307/0x340 [ 112.001747][ T4802] ? mutex_lock_nested+0x17/0x20 [ 112.006758][ T4802] ? __fdget_pos+0x1c7/0x250 [ 112.011354][ T4802] ksys_write+0x165/0x250 [ 112.015752][ T4802] ? print_irqtrace_events+0x210/0x210 [ 112.021223][ T4802] ? __ia32_sys_read+0x80/0x80 [ 112.026065][ T4802] ? syscall_enter_from_user_mode+0x2e/0x230 [ 112.032231][ T4802] ? lockdep_hardirqs_on+0x94/0x130 [ 112.037717][ T4802] ? syscall_enter_from_user_mode+0x2e/0x230 [ 112.043690][ T4802] do_syscall_64+0x3d/0xb0 [ 112.048117][ T4802] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 112.054274][ T4802] RIP: 0033:0x7f90cb9d1e7f [ 112.058691][ T4802] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 112.078383][ T4802] RSP: 002b:00007f90cad71160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 112.086884][ T4802] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f90cb9d1e7f [ 112.095282][ T4802] RDX: 0000000000000001 RSI: 00007f90cad711e0 RDI: 0000000000000005 [ 112.103507][ T4802] RBP: 00007f90cad711d0 R08: 0000000000000000 R09: 0000000000000000 [ 112.111555][ T4802] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 112.119517][ T4802] R13: 00007ffeaea8517f R14: 00007f90cad71300 R15: 0000000000022000 [ 112.127766][ T4802] [ 112.130873][ T4803] CPU: 0 PID: 4803 Comm: syz-executor.1 Not tainted 5.15.109-syzkaller #0 [ 112.139371][ T4803] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 112.149426][ T4803] Call Trace: [ 112.152799][ T4803] [ 112.155872][ T4803] dump_stack_lvl+0x163/0x213 [ 112.160541][ T4803] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 112.166152][ T4803] ? panic+0x584/0x584 [ 112.170199][ T4803] ? __lock_acquire+0x1ff0/0x1ff0 [ 112.175210][ T4803] should_fail+0x38a/0x4c0 [ 112.179780][ T4803] _copy_from_user+0x26/0xf0 [ 112.184350][ T4803] kstrtouint_from_user+0xc6/0x240 [ 112.190773][ T4803] ? kstrtol_from_user+0x250/0x250 [ 112.195282][ T4809] FAULT_INJECTION: forcing a failure. [ 112.195282][ T4809] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 112.196059][ T4803] proc_fail_nth_write+0x94/0x240 [ 112.214612][ T4803] ? proc_fail_nth_read+0x1d0/0x1d0 [ 112.219904][ T4803] vfs_write+0x219/0xb50 [ 112.224303][ T4803] ? __lock_acquire+0x1ff0/0x1ff0 [ 112.229310][ T4803] ? file_end_write+0x1c0/0x1c0 [ 112.234402][ T4803] ? mutex_lock_io_nested+0x60/0x60 [ 112.239593][ T4803] ? __fget_files+0x307/0x340 [ 112.244603][ T4803] ? mutex_lock_nested+0x17/0x20 [ 112.249534][ T4803] ? __fdget_pos+0x1c7/0x250 [ 112.254200][ T4803] ksys_write+0x165/0x250 [ 112.258700][ T4803] ? print_irqtrace_events+0x210/0x210 [ 112.261459][ T4810] FAULT_INJECTION: forcing a failure. [ 112.261459][ T4810] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 112.265096][ T4803] ? __ia32_sys_read+0x80/0x80 [ 112.265109][ T4803] ? syscall_enter_from_user_mode+0x2e/0x230 [ 112.265117][ T4803] ? lockdep_hardirqs_on+0x94/0x130 [ 112.265128][ T4803] ? syscall_enter_from_user_mode+0x2e/0x230 [ 112.300643][ T4803] do_syscall_64+0x3d/0xb0 [ 112.305054][ T4803] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 112.311023][ T4803] RIP: 0033:0x7f353499fe7f [ 112.315504][ T4803] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 112.335304][ T4803] RSP: 002b:00007f3533d1e160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 112.343832][ T4803] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f353499fe7f [ 112.352138][ T4803] RDX: 0000000000000001 RSI: 00007f3533d1e1e0 RDI: 0000000000000005 [ 112.360203][ T4803] RBP: 00007f3533d1e1d0 R08: 0000000000000000 R09: 0000000000000000 [ 112.368865][ T4803] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 112.377002][ T4803] R13: 00007ffcd2965baf R14: 00007f3533d1e300 R15: 0000000000022000 [ 112.385162][ T4803] [ 112.388267][ T4810] CPU: 1 PID: 4810 Comm: syz-executor.3 Not tainted 5.15.109-syzkaller #0 [ 112.388388][ C0] vkms_vblank_simulate: vblank timer overrun [ 112.397110][ T4810] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 2023/04/30 15:54:02 executed programs: 167 [ 112.413552][ T4810] Call Trace: [ 112.416844][ T4810] [ 112.419786][ T4810] dump_stack_lvl+0x163/0x213 [ 112.424697][ T4810] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 112.430375][ T4810] ? panic+0x584/0x584 [ 112.434543][ T4810] ? __lock_acquire+0x1ff0/0x1ff0 [ 112.439921][ T4810] should_fail+0x38a/0x4c0 [ 112.444339][ T4810] _copy_from_user+0x26/0xf0 [ 112.448982][ T4810] kstrtouint_from_user+0xc6/0x240 [ 112.454180][ T4810] ? kstrtol_from_user+0x250/0x250 [ 112.459501][ T4810] proc_fail_nth_write+0x94/0x240 [ 112.464519][ T4810] ? proc_fail_nth_read+0x1d0/0x1d0 [ 112.469902][ T4810] vfs_write+0x219/0xb50 [ 112.474228][ T4810] ? __lock_acquire+0x1ff0/0x1ff0 [ 112.479250][ T4810] ? file_end_write+0x1c0/0x1c0 [ 112.484262][ T4810] ? mutex_lock_io_nested+0x60/0x60 [ 112.489465][ T4810] ? __fget_files+0x307/0x340 [ 112.494667][ T4810] ? mutex_lock_nested+0x17/0x20 [ 112.499953][ T4810] ? __fdget_pos+0x1c7/0x250 [ 112.504539][ T4810] ksys_write+0x165/0x250 [ 112.509040][ T4810] ? print_irqtrace_events+0x210/0x210 [ 112.514694][ T4810] ? __ia32_sys_read+0x80/0x80 [ 112.519480][ T4810] ? syscall_enter_from_user_mode+0x2e/0x230 [ 112.525753][ T4810] ? lockdep_hardirqs_on+0x94/0x130 [ 112.531048][ T4810] ? syscall_enter_from_user_mode+0x2e/0x230 [ 112.537195][ T4810] do_syscall_64+0x3d/0xb0 [ 112.541811][ T4810] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 112.547705][ T4810] RIP: 0033:0x7f1f868bde7f [ 112.552113][ T4810] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 112.571797][ T4810] RSP: 002b:00007f1f85c3c160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 112.580220][ T4810] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1f868bde7f [ 112.588186][ T4810] RDX: 0000000000000001 RSI: 00007f1f85c3c1e0 RDI: 0000000000000005 [ 112.596366][ T4810] RBP: 00007f1f85c3c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 112.604428][ T4810] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 112.612840][ T4810] R13: 00007ffd1faffe1f R14: 00007f1f85c3c300 R15: 0000000000022000 [ 112.621089][ T4810] [ 112.627456][ T4795] CPU: 0 PID: 4795 Comm: syz-executor.0 Not tainted 5.15.109-syzkaller #0 [ 112.636067][ T4795] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 112.646209][ T4795] Call Trace: [ 112.649654][ T4795] [ 112.652572][ T4795] dump_stack_lvl+0x163/0x213 [ 112.657238][ T4795] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 112.662866][ T4795] ? panic+0x584/0x584 [ 112.667072][ T4795] ? __lock_acquire+0x1ff0/0x1ff0 [ 112.672441][ T4795] should_fail+0x38a/0x4c0 [ 112.676844][ T4795] _copy_from_user+0x26/0xf0 [ 112.681504][ T4795] kstrtouint_from_user+0xc6/0x240 [ 112.686789][ T4795] ? kstrtol_from_user+0x250/0x250 [ 112.691927][ T4795] proc_fail_nth_write+0x94/0x240 [ 112.697001][ T4795] ? proc_fail_nth_read+0x1d0/0x1d0 [ 112.702275][ T4795] vfs_write+0x219/0xb50 [ 112.706508][ T4795] ? __lock_acquire+0x1ff0/0x1ff0 [ 112.711522][ T4795] ? file_end_write+0x1c0/0x1c0 [ 112.716360][ T4795] ? mutex_lock_io_nested+0x60/0x60 [ 112.721546][ T4795] ? __fget_files+0x307/0x340 [ 112.726548][ T4795] ? mutex_lock_nested+0x17/0x20 [ 112.731561][ T4795] ? __fdget_pos+0x1c7/0x250 [ 112.736450][ T4795] ksys_write+0x165/0x250 [ 112.739455][ T4814] FAULT_INJECTION: forcing a failure. [ 112.739455][ T4814] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 112.740805][ T4795] ? print_irqtrace_events+0x210/0x210 [ 112.740823][ T4795] ? __ia32_sys_read+0x80/0x80 [ 112.740833][ T4795] ? syscall_enter_from_user_mode+0x2e/0x230 [ 112.771199][ T4795] ? lockdep_hardirqs_on+0x94/0x130 [ 112.776484][ T4795] ? syscall_enter_from_user_mode+0x2e/0x230 [ 112.782539][ T4795] do_syscall_64+0x3d/0xb0 [ 112.786942][ T4795] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 112.793869][ T4795] RIP: 0033:0x7f04f9354e7f [ 112.798276][ T4795] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 112.818140][ T4795] RSP: 002b:00007f04f86d3160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 112.827182][ T4795] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f04f9354e7f [ 112.835169][ T4795] RDX: 0000000000000001 RSI: 00007f04f86d31e0 RDI: 0000000000000005 [ 112.843413][ T4795] RBP: 00007f04f86d31d0 R08: 0000000000000000 R09: 0000000000000000 [ 112.851556][ T4795] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 112.859621][ T4795] R13: 00007ffc5860f1bf R14: 00007f04f86d3300 R15: 0000000000022000 [ 112.867775][ T4795] [ 112.870838][ T4809] CPU: 1 PID: 4809 Comm: syz-executor.2 Not tainted 5.15.109-syzkaller #0 [ 112.870936][ C0] vkms_vblank_simulate: vblank timer overrun [ 112.879787][ T4809] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 112.896338][ T4809] Call Trace: [ 112.899625][ T4809] [ 112.902679][ T4809] dump_stack_lvl+0x163/0x213 [ 112.907361][ T4809] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 112.913084][ T4809] ? panic+0x584/0x584 [ 112.917157][ T4809] ? __lock_acquire+0x1ff0/0x1ff0 [ 112.922196][ T4809] should_fail+0x38a/0x4c0 [ 112.926624][ T4809] _copy_from_user+0x26/0xf0 [ 112.931222][ T4809] kstrtouint_from_user+0xc6/0x240 [ 112.936329][ T4809] ? kstrtol_from_user+0x250/0x250 [ 112.941445][ T4809] proc_fail_nth_write+0x94/0x240 [ 112.946458][ T4809] ? proc_fail_nth_read+0x1d0/0x1d0 [ 112.951742][ T4809] vfs_write+0x219/0xb50 [ 112.956066][ T4809] ? __lock_acquire+0x1ff0/0x1ff0 [ 112.961257][ T4809] ? file_end_write+0x1c0/0x1c0 [ 112.966116][ T4809] ? mutex_lock_io_nested+0x60/0x60 [ 112.971303][ T4809] ? __fget_files+0x307/0x340 [ 112.975975][ T4809] ? mutex_lock_nested+0x17/0x20 [ 112.980900][ T4809] ? __fdget_pos+0x1c7/0x250 [ 112.985477][ T4809] ksys_write+0x165/0x250 [ 112.989847][ T4809] ? print_irqtrace_events+0x210/0x210 [ 112.995306][ T4809] ? __ia32_sys_read+0x80/0x80 [ 113.000500][ T4809] ? syscall_enter_from_user_mode+0x2e/0x230 [ 113.006647][ T4809] ? lockdep_hardirqs_on+0x94/0x130 [ 113.011924][ T4809] ? syscall_enter_from_user_mode+0x2e/0x230 [ 113.017979][ T4809] do_syscall_64+0x3d/0xb0 [ 113.022393][ T4809] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 113.028270][ T4809] RIP: 0033:0x7ff55216fe7f [ 113.032712][ T4809] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 113.052569][ T4809] RSP: 002b:00007ff55150f160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 113.061183][ T4809] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff55216fe7f [ 113.069224][ T4809] RDX: 0000000000000001 RSI: 00007ff55150f1e0 RDI: 0000000000000005 [ 113.077185][ T4809] RBP: 00007ff55150f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 113.085254][ T4809] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 113.093753][ T4809] R13: 00007ffe4fd759df R14: 00007ff55150f300 R15: 0000000000022000 [ 113.101837][ T4809] [ 113.116524][ T4814] CPU: 1 PID: 4814 Comm: syz-executor.5 Not tainted 5.15.109-syzkaller #0 [ 113.125050][ T4814] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 113.135098][ T4814] Call Trace: [ 113.138468][ T4814] [ 113.141417][ T4814] dump_stack_lvl+0x163/0x213 [ 113.146460][ T4814] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 113.152456][ T4814] ? panic+0x584/0x584 [ 113.154154][ T4818] FAULT_INJECTION: forcing a failure. [ 113.154154][ T4818] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 113.156528][ T4814] ? __lock_acquire+0x1ff0/0x1ff0 [ 113.156551][ T4814] should_fail+0x38a/0x4c0 [ 113.156566][ T4814] _copy_from_user+0x26/0xf0 [ 113.183818][ T4814] kstrtouint_from_user+0xc6/0x240 [ 113.188950][ T4814] ? kstrtol_from_user+0x250/0x250 [ 113.194151][ T4814] proc_fail_nth_write+0x94/0x240 [ 113.199195][ T4814] ? proc_fail_nth_read+0x1d0/0x1d0 [ 113.204479][ T4814] vfs_write+0x219/0xb50 [ 113.208711][ T4814] ? __lock_acquire+0x1ff0/0x1ff0 [ 113.213906][ T4814] ? file_end_write+0x1c0/0x1c0 [ 113.218953][ T4814] ? mutex_lock_io_nested+0x60/0x60 [ 113.224417][ T4814] ? __fget_files+0x307/0x340 [ 113.229158][ T4814] ? mutex_lock_nested+0x17/0x20 [ 113.234371][ T4814] ? __fdget_pos+0x1c7/0x250 [ 113.239138][ T4814] ksys_write+0x165/0x250 [ 113.243788][ T4814] ? print_irqtrace_events+0x210/0x210 [ 113.249423][ T4814] ? __ia32_sys_read+0x80/0x80 [ 113.254240][ T4814] ? syscall_enter_from_user_mode+0x2e/0x230 [ 113.260403][ T4814] ? lockdep_hardirqs_on+0x94/0x130 [ 113.264127][ T4816] FAULT_INJECTION: forcing a failure. [ 113.264127][ T4816] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 113.265806][ T4814] ? syscall_enter_from_user_mode+0x2e/0x230 [ 113.286944][ T4814] do_syscall_64+0x3d/0xb0 [ 113.291541][ T4814] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 113.297599][ T4814] RIP: 0033:0x7f97d1b39e7f [ 113.302098][ T4814] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 113.322661][ T4814] RSP: 002b:00007f97d0eb8160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 113.331088][ T4814] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f97d1b39e7f [ 113.339320][ T4814] RDX: 0000000000000001 RSI: 00007f97d0eb81e0 RDI: 0000000000000005 [ 113.347327][ T4814] RBP: 00007f97d0eb81d0 R08: 0000000000000000 R09: 0000000000000000 [ 113.355302][ T4814] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 113.363265][ T4814] R13: 00007ffe355048ef R14: 00007f97d0eb8300 R15: 0000000000022000 [ 113.371338][ T4814] [ 113.381715][ T4818] CPU: 1 PID: 4818 Comm: syz-executor.0 Not tainted 5.15.109-syzkaller #0 [ 113.390329][ T4818] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 113.400991][ T4818] Call Trace: [ 113.404279][ T4818] [ 113.407202][ T4818] dump_stack_lvl+0x163/0x213 [ 113.411876][ T4818] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 113.417503][ T4818] ? panic+0x584/0x584 [ 113.421562][ T4818] ? __lock_acquire+0x1ff0/0x1ff0 [ 113.426581][ T4818] should_fail+0x38a/0x4c0 [ 113.431035][ T4818] _copy_from_user+0x26/0xf0 [ 113.435751][ T4818] kstrtouint_from_user+0xc6/0x240 [ 113.440856][ T4818] ? kstrtol_from_user+0x250/0x250 [ 113.445981][ T4818] proc_fail_nth_write+0x94/0x240 [ 113.451099][ T4818] ? proc_fail_nth_read+0x1d0/0x1d0 [ 113.456299][ T4818] vfs_write+0x219/0xb50 [ 113.460662][ T4818] ? __lock_acquire+0x1ff0/0x1ff0 [ 113.465885][ T4818] ? file_end_write+0x1c0/0x1c0 [ 113.470817][ T4818] ? mutex_lock_io_nested+0x60/0x60 [ 113.476011][ T4818] ? __fget_files+0x307/0x340 [ 113.480812][ T4818] ? mutex_lock_nested+0x17/0x20 [ 113.485837][ T4818] ? __fdget_pos+0x1c7/0x250 [ 113.490772][ T4818] ksys_write+0x165/0x250 [ 113.495115][ T4818] ? print_irqtrace_events+0x210/0x210 [ 113.500759][ T4818] ? __ia32_sys_read+0x80/0x80 [ 113.505786][ T4818] ? syscall_enter_from_user_mode+0x2e/0x230 [ 113.511768][ T4818] ? lockdep_hardirqs_on+0x94/0x130 [ 113.517057][ T4818] ? syscall_enter_from_user_mode+0x2e/0x230 [ 113.523230][ T4818] do_syscall_64+0x3d/0xb0 [ 113.528237][ T4818] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 113.534413][ T4818] RIP: 0033:0x7f04f9354e7f [ 113.538833][ T4818] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 113.557393][ T4829] FAULT_INJECTION: forcing a failure. [ 113.557393][ T4829] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 113.559050][ T4818] RSP: 002b:00007f04f8715160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 113.559065][ T4818] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f04f9354e7f [ 113.559071][ T4818] RDX: 0000000000000001 RSI: 00007f04f87151e0 RDI: 0000000000000005 [ 113.559077][ T4818] RBP: 00007f04f87151d0 R08: 0000000000000000 R09: 0000000000000000 [ 113.559082][ T4818] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 113.559087][ T4818] R13: 00007ffc5860f1bf R14: 00007f04f8715300 R15: 0000000000022000 [ 113.559103][ T4818] [ 113.574052][ T4830] FAULT_INJECTION: forcing a failure. [ 113.574052][ T4830] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 113.586185][ T4816] CPU: 1 PID: 4816 Comm: syz-executor.1 Not tainted 5.15.109-syzkaller #0 [ 113.645788][ T4816] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 113.656108][ T4816] Call Trace: [ 113.659567][ T4816] [ 113.662759][ T4816] dump_stack_lvl+0x163/0x213 [ 113.667479][ T4816] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 113.673284][ T4816] ? panic+0x584/0x584 [ 113.677344][ T4816] ? __lock_acquire+0x1ff0/0x1ff0 [ 113.682372][ T4816] should_fail+0x38a/0x4c0 [ 113.686783][ T4816] _copy_from_user+0x26/0xf0 [ 113.691371][ T4816] kstrtouint_from_user+0xc6/0x240 [ 113.696741][ T4816] ? kstrtol_from_user+0x250/0x250 [ 113.701952][ T4816] proc_fail_nth_write+0x94/0x240 [ 113.707060][ T4816] ? proc_fail_nth_read+0x1d0/0x1d0 [ 113.712436][ T4816] vfs_write+0x219/0xb50 [ 113.716756][ T4816] ? __lock_acquire+0x1ff0/0x1ff0 [ 113.721768][ T4816] ? file_end_write+0x1c0/0x1c0 [ 113.726715][ T4816] ? mutex_lock_io_nested+0x60/0x60 [ 113.732086][ T4816] ? __fget_files+0x307/0x340 [ 113.736768][ T4816] ? mutex_lock_nested+0x17/0x20 [ 113.741870][ T4816] ? __fdget_pos+0x1c7/0x250 [ 113.746448][ T4816] ksys_write+0x165/0x250 [ 113.750871][ T4816] ? print_irqtrace_events+0x210/0x210 [ 113.756659][ T4816] ? __ia32_sys_read+0x80/0x80 [ 113.761425][ T4816] ? syscall_enter_from_user_mode+0x2e/0x230 [ 113.767752][ T4816] ? lockdep_hardirqs_on+0x94/0x130 [ 113.772958][ T4816] ? syscall_enter_from_user_mode+0x2e/0x230 [ 113.779145][ T4816] do_syscall_64+0x3d/0xb0 [ 113.783567][ T4816] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 113.789543][ T4816] RIP: 0033:0x7f353499fe7f [ 113.794192][ T4816] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 113.814141][ T4816] RSP: 002b:00007f3533d60160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 113.822739][ T4816] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f353499fe7f [ 113.830710][ T4816] RDX: 0000000000000001 RSI: 00007f3533d601e0 RDI: 0000000000000005 [ 113.838771][ T4816] RBP: 00007f3533d601d0 R08: 0000000000000000 R09: 0000000000000000 [ 113.847038][ T4816] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 113.855235][ T4816] R13: 00007ffcd2965baf R14: 00007f3533d60300 R15: 0000000000022000 [ 113.863482][ T4816] [ 113.870979][ T4822] FAULT_INJECTION: forcing a failure. [ 113.870979][ T4822] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 113.872892][ T4830] CPU: 0 PID: 4830 Comm: syz-executor.3 Not tainted 5.15.109-syzkaller #0 [ 113.893201][ T4830] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 113.903252][ T4830] Call Trace: [ 113.906523][ T4830] [ 113.909440][ T4830] dump_stack_lvl+0x163/0x213 [ 113.914106][ T4830] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 113.919815][ T4830] ? panic+0x584/0x584 [ 113.924220][ T4830] ? __lock_acquire+0x1ff0/0x1ff0 [ 113.929315][ T4830] should_fail+0x38a/0x4c0 [ 113.933813][ T4830] _copy_from_user+0x26/0xf0 [ 113.938386][ T4830] kstrtouint_from_user+0xc6/0x240 [ 113.943882][ T4830] ? kstrtol_from_user+0x250/0x250 [ 113.949546][ T4830] proc_fail_nth_write+0x94/0x240 [ 113.954570][ T4830] ? proc_fail_nth_read+0x1d0/0x1d0 [ 113.959767][ T4830] vfs_write+0x219/0xb50 [ 113.964112][ T4830] ? __lock_acquire+0x1ff0/0x1ff0 [ 113.969422][ T4830] ? file_end_write+0x1c0/0x1c0 [ 113.974822][ T4830] ? mutex_lock_io_nested+0x60/0x60 [ 113.980131][ T4830] ? __fget_files+0x307/0x340 [ 113.984804][ T4830] ? mutex_lock_nested+0x17/0x20 [ 113.989731][ T4830] ? __fdget_pos+0x1c7/0x250 [ 113.991502][ T4838] FAULT_INJECTION: forcing a failure. [ 113.991502][ T4838] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 113.994394][ T4830] ksys_write+0x165/0x250 [ 113.994407][ T4830] ? print_irqtrace_events+0x210/0x210 [ 113.994421][ T4830] ? __ia32_sys_read+0x80/0x80 [ 113.994430][ T4830] ? syscall_enter_from_user_mode+0x2e/0x230 [ 113.994438][ T4830] ? lockdep_hardirqs_on+0x94/0x130 [ 113.994448][ T4830] ? syscall_enter_from_user_mode+0x2e/0x230 [ 113.994458][ T4830] do_syscall_64+0x3d/0xb0 [ 113.994473][ T4830] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 113.994482][ T4830] RIP: 0033:0x7f1f868bde7f [ 113.994493][ T4830] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 113.994500][ T4830] RSP: 002b:00007f1f85c1b160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 113.994510][ T4830] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1f868bde7f [ 113.994516][ T4830] RDX: 0000000000000001 RSI: 00007f1f85c1b1e0 RDI: 0000000000000004 [ 113.994522][ T4830] RBP: 00007f1f85c1b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 113.994527][ T4830] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 113.994532][ T4830] R13: 00007ffd1faffe1f R14: 00007f1f85c1b300 R15: 0000000000022000 [ 113.994551][ T4830] [ 113.994678][ C0] vkms_vblank_simulate: vblank timer overrun [ 114.015637][ T4822] CPU: 0 PID: 4822 Comm: syz-executor.4 Not tainted 5.15.109-syzkaller #0 [ 114.019506][ T4835] FAULT_INJECTION: forcing a failure. [ 114.019506][ T4835] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 114.023566][ T4822] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 114.023573][ T4822] Call Trace: [ 114.023578][ T4822] [ 114.023583][ T4822] dump_stack_lvl+0x163/0x213 [ 114.023599][ T4822] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 114.182605][ T4822] ? panic+0x584/0x584 [ 114.186668][ T4822] ? __lock_acquire+0x1ff0/0x1ff0 [ 114.191689][ T4822] should_fail+0x38a/0x4c0 [ 114.196203][ T4822] _copy_from_user+0x26/0xf0 [ 114.200899][ T4822] kstrtouint_from_user+0xc6/0x240 [ 114.206108][ T4822] ? kstrtol_from_user+0x250/0x250 [ 114.211578][ T4822] proc_fail_nth_write+0x94/0x240 [ 114.216779][ T4822] ? proc_fail_nth_read+0x1d0/0x1d0 [ 114.222245][ T4822] vfs_write+0x219/0xb50 [ 114.226674][ T4822] ? __lock_acquire+0x1ff0/0x1ff0 [ 114.233345][ T4822] ? file_end_write+0x1c0/0x1c0 [ 114.238199][ T4822] ? mutex_lock_io_nested+0x60/0x60 [ 114.243393][ T4822] ? __fget_files+0x307/0x340 [ 114.248057][ T4822] ? mutex_lock_nested+0x17/0x20 [ 114.252977][ T4822] ? __fdget_pos+0x1c7/0x250 [ 114.257559][ T4822] ksys_write+0x165/0x250 [ 114.261869][ T4822] ? print_irqtrace_events+0x210/0x210 [ 114.267309][ T4822] ? __ia32_sys_read+0x80/0x80 [ 114.272145][ T4822] ? syscall_enter_from_user_mode+0x2e/0x230 [ 114.278109][ T4822] ? lockdep_hardirqs_on+0x94/0x130 [ 114.283433][ T4822] ? syscall_enter_from_user_mode+0x2e/0x230 [ 114.289664][ T4822] do_syscall_64+0x3d/0xb0 [ 114.295548][ T4822] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 114.301466][ T4822] RIP: 0033:0x7f90cb9d1e7f [ 114.306046][ T4822] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 114.326096][ T4822] RSP: 002b:00007f90cad92160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 114.334666][ T4822] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f90cb9d1e7f [ 114.342877][ T4822] RDX: 0000000000000001 RSI: 00007f90cad921e0 RDI: 0000000000000005 [ 114.350830][ T4822] RBP: 00007f90cad921d0 R08: 0000000000000000 R09: 0000000000000000 [ 114.358869][ T4822] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 114.367002][ T4822] R13: 00007ffeaea8517f R14: 00007f90cad92300 R15: 0000000000022000 [ 114.375153][ T4822] [ 114.378250][ T4838] CPU: 1 PID: 4838 Comm: syz-executor.5 Not tainted 5.15.109-syzkaller #0 [ 114.378315][ C0] vkms_vblank_simulate: vblank timer overrun [ 114.386733][ T4838] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 114.403618][ T4838] Call Trace: [ 114.406955][ T4838] [ 114.409971][ T4838] dump_stack_lvl+0x163/0x213 [ 114.414666][ T4838] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 114.420481][ T4838] ? panic+0x584/0x584 [ 114.424638][ T4838] ? __lock_acquire+0x1ff0/0x1ff0 [ 114.429759][ T4838] should_fail+0x38a/0x4c0 [ 114.434177][ T4838] _copy_from_user+0x26/0xf0 [ 114.438772][ T4838] kstrtouint_from_user+0xc6/0x240 [ 114.443879][ T4838] ? kstrtol_from_user+0x250/0x250 [ 114.449189][ T4838] proc_fail_nth_write+0x94/0x240 [ 114.454211][ T4838] ? proc_fail_nth_read+0x1d0/0x1d0 [ 114.459421][ T4838] vfs_write+0x219/0xb50 [ 114.463732][ T4838] ? __lock_acquire+0x1ff0/0x1ff0 [ 114.468760][ T4838] ? file_end_write+0x1c0/0x1c0 [ 114.473728][ T4838] ? mutex_lock_io_nested+0x60/0x60 [ 114.478941][ T4838] ? __fget_files+0x307/0x340 [ 114.483612][ T4838] ? mutex_lock_nested+0x17/0x20 [ 114.489639][ T4838] ? __fdget_pos+0x1c7/0x250 [ 114.494419][ T4838] ksys_write+0x165/0x250 [ 114.498841][ T4838] ? print_irqtrace_events+0x210/0x210 [ 114.504554][ T4838] ? __ia32_sys_read+0x80/0x80 [ 114.509695][ T4838] ? syscall_enter_from_user_mode+0x2e/0x230 [ 114.515670][ T4838] ? lockdep_hardirqs_on+0x94/0x130 [ 114.520947][ T4838] ? syscall_enter_from_user_mode+0x2e/0x230 [ 114.527110][ T4838] do_syscall_64+0x3d/0xb0 [ 114.531527][ T4838] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 114.537679][ T4838] RIP: 0033:0x7f97d1b39e7f [ 114.542196][ T4838] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 114.562811][ T4838] RSP: 002b:00007f97d0eb8160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 114.571486][ T4838] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f97d1b39e7f [ 114.579545][ T4838] RDX: 0000000000000001 RSI: 00007f97d0eb81e0 RDI: 0000000000000005 [ 114.587625][ T4838] RBP: 00007f97d0eb81d0 R08: 0000000000000000 R09: 0000000000000000 [ 114.595588][ T4838] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 114.603561][ T4838] R13: 00007ffe355048ef R14: 00007f97d0eb8300 R15: 0000000000022000 [ 114.611546][ T4838] [ 114.620667][ T4835] CPU: 0 PID: 4835 Comm: syz-executor.0 Not tainted 5.15.109-syzkaller #0 [ 114.629273][ T4835] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 114.639510][ T4835] Call Trace: [ 114.643212][ T4835] [ 114.646213][ T4835] dump_stack_lvl+0x163/0x213 [ 114.650872][ T4835] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 114.656593][ T4835] ? panic+0x584/0x584 [ 114.660679][ T4835] ? __lock_acquire+0x1ff0/0x1ff0 [ 114.665692][ T4835] should_fail+0x38a/0x4c0 [ 114.670191][ T4835] _copy_from_user+0x26/0xf0 [ 114.674846][ T4835] kstrtouint_from_user+0xc6/0x240 [ 114.680070][ T4835] ? kstrtol_from_user+0x250/0x250 [ 114.685463][ T4835] proc_fail_nth_write+0x94/0x240 [ 114.690473][ T4835] ? proc_fail_nth_read+0x1d0/0x1d0 [ 114.695667][ T4835] vfs_write+0x219/0xb50 [ 114.699889][ T4835] ? __lock_acquire+0x1ff0/0x1ff0 [ 114.705004][ T4835] ? file_end_write+0x1c0/0x1c0 [ 114.709960][ T4835] ? mutex_lock_io_nested+0x60/0x60 [ 114.715343][ T4835] ? __fget_files+0x307/0x340 [ 114.720619][ T4835] ? mutex_lock_nested+0x17/0x20 [ 114.725533][ T4835] ? __fdget_pos+0x1c7/0x250 [ 114.730115][ T4835] ksys_write+0x165/0x250 [ 114.730449][ T4843] FAULT_INJECTION: forcing a failure. [ 114.730449][ T4843] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 114.734540][ T4835] ? print_irqtrace_events+0x210/0x210 [ 114.734564][ T4835] ? __ia32_sys_read+0x80/0x80 [ 114.734573][ T4835] ? syscall_enter_from_user_mode+0x2e/0x230 [ 114.734581][ T4835] ? lockdep_hardirqs_on+0x94/0x130 [ 114.734592][ T4835] ? syscall_enter_from_user_mode+0x2e/0x230 [ 114.777743][ T4835] do_syscall_64+0x3d/0xb0 [ 114.782548][ T4835] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 114.788746][ T4835] RIP: 0033:0x7f04f9354e7f [ 114.793398][ T4835] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 114.814953][ T4835] RSP: 002b:00007f04f8715160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 114.823850][ T4835] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f04f9354e7f [ 114.832099][ T4835] RDX: 0000000000000001 RSI: 00007f04f87151e0 RDI: 0000000000000005 [ 114.840057][ T4835] RBP: 00007f04f87151d0 R08: 0000000000000000 R09: 0000000000000000 [ 114.848101][ T4835] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 114.856166][ T4835] R13: 00007ffc5860f1bf R14: 00007f04f8715300 R15: 0000000000022000 [ 114.864139][ T4835] [ 114.867318][ T4843] CPU: 1 PID: 4843 Comm: syz-executor.4 Not tainted 5.15.109-syzkaller #0 [ 114.867426][ C0] vkms_vblank_simulate: vblank timer overrun [ 114.875821][ T4843] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 114.875828][ T4843] Call Trace: [ 114.895168][ T4843] [ 114.898189][ T4843] dump_stack_lvl+0x163/0x213 [ 114.902973][ T4843] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 114.908687][ T4843] ? panic+0x584/0x584 [ 114.912761][ T4843] ? __lock_acquire+0x1ff0/0x1ff0 [ 114.917792][ T4843] should_fail+0x38a/0x4c0 [ 114.922349][ T4843] _copy_from_user+0x26/0xf0 [ 114.926930][ T4843] kstrtouint_from_user+0xc6/0x240 [ 114.932235][ T4843] ? kstrtol_from_user+0x250/0x250 [ 114.937447][ T4843] proc_fail_nth_write+0x94/0x240 [ 114.942486][ T4843] ? proc_fail_nth_read+0x1d0/0x1d0 [ 114.947780][ T4843] vfs_write+0x219/0xb50 [ 114.952196][ T4843] ? __lock_acquire+0x1ff0/0x1ff0 [ 114.957229][ T4843] ? file_end_write+0x1c0/0x1c0 [ 114.962079][ T4843] ? mutex_lock_io_nested+0x60/0x60 [ 114.967268][ T4843] ? __fget_files+0x307/0x340 [ 114.972117][ T4843] ? mutex_lock_nested+0x17/0x20 [ 114.977351][ T4843] ? __fdget_pos+0x1c7/0x250 [ 114.982214][ T4843] ksys_write+0x165/0x250 [ 114.986561][ T4843] ? print_irqtrace_events+0x210/0x210 [ 114.992199][ T4843] ? __ia32_sys_read+0x80/0x80 [ 114.997150][ T4843] ? syscall_enter_from_user_mode+0x2e/0x230 [ 115.003121][ T4843] ? lockdep_hardirqs_on+0x94/0x130 [ 115.008313][ T4843] ? syscall_enter_from_user_mode+0x2e/0x230 [ 115.014289][ T4843] do_syscall_64+0x3d/0xb0 [ 115.018709][ T4843] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 115.024829][ T4843] RIP: 0033:0x7f90cb9d1e7f [ 115.029369][ T4843] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 115.049575][ T4843] RSP: 002b:00007f90cad50160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 115.058386][ T4843] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f90cb9d1e7f [ 115.066443][ T4843] RDX: 0000000000000001 RSI: 00007f90cad501e0 RDI: 0000000000000004 [ 115.074586][ T4843] RBP: 00007f90cad501d0 R08: 0000000000000000 R09: 0000000000000000 [ 115.082812][ T4843] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 115.090859][ T4843] R13: 00007ffeaea8517f R14: 00007f90cad50300 R15: 0000000000022000 [ 115.098848][ T4843] [ 115.106529][ T4846] FAULT_INJECTION: forcing a failure. [ 115.106529][ T4846] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 115.116947][ T4829] CPU: 1 PID: 4829 Comm: syz-executor.2 Not tainted 5.15.109-syzkaller #0 [ 115.128404][ T4829] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 115.138571][ T4829] Call Trace: [ 115.141908][ T4829] [ 115.144970][ T4829] dump_stack_lvl+0x163/0x213 [ 115.149739][ T4829] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 115.152198][ T4851] FAULT_INJECTION: forcing a failure. [ 115.152198][ T4851] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 115.155366][ T4829] ? panic+0x584/0x584 [ 115.155382][ T4829] ? __lock_acquire+0x1ff0/0x1ff0 [ 115.155401][ T4829] should_fail+0x38a/0x4c0 [ 115.155414][ T4829] _copy_from_user+0x26/0xf0 [ 115.155425][ T4829] kstrtouint_from_user+0xc6/0x240 [ 115.155435][ T4829] ? kstrtol_from_user+0x250/0x250 [ 115.155457][ T4829] proc_fail_nth_write+0x94/0x240 [ 115.155476][ T4829] ? proc_fail_nth_read+0x1d0/0x1d0 [ 115.155493][ T4829] vfs_write+0x219/0xb50 [ 115.155504][ T4829] ? __lock_acquire+0x1ff0/0x1ff0 [ 115.155523][ T4829] ? file_end_write+0x1c0/0x1c0 [ 115.155531][ T4829] ? mutex_lock_io_nested+0x60/0x60 [ 115.155546][ T4829] ? __fget_files+0x307/0x340 [ 115.155558][ T4829] ? mutex_lock_nested+0x17/0x20 [ 115.155565][ T4829] ? __fdget_pos+0x1c7/0x250 [ 115.242121][ T4829] ksys_write+0x165/0x250 [ 115.246456][ T4829] ? print_irqtrace_events+0x210/0x210 [ 115.251927][ T4829] ? __ia32_sys_read+0x80/0x80 [ 115.256703][ T4829] ? syscall_enter_from_user_mode+0x2e/0x230 [ 115.262772][ T4829] ? lockdep_hardirqs_on+0x94/0x130 [ 115.267971][ T4829] ? syscall_enter_from_user_mode+0x2e/0x230 [ 115.273947][ T4829] do_syscall_64+0x3d/0xb0 [ 115.278375][ T4829] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 115.284265][ T4829] RIP: 0033:0x7ff55216fe7f [ 115.288679][ T4829] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 115.308576][ T4829] RSP: 002b:00007ff5514cd160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 115.317216][ T4829] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff55216fe7f [ 115.325360][ T4829] RDX: 0000000000000001 RSI: 00007ff5514cd1e0 RDI: 0000000000000004 [ 115.333340][ T4829] RBP: 00007ff5514cd1d0 R08: 0000000000000000 R09: 0000000000000000 [ 115.336369][ T4854] FAULT_INJECTION: forcing a failure. [ 115.336369][ T4854] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 115.341501][ T4829] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 115.341510][ T4829] R13: 00007ffe4fd759df R14: 00007ff5514cd300 R15: 0000000000022000 [ 115.341527][ T4829] [ 115.365254][ T4851] CPU: 1 PID: 4851 Comm: syz-executor.0 Not tainted 5.15.109-syzkaller #0 [ 115.383033][ T4851] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 115.394134][ T4851] Call Trace: [ 115.397504][ T4851] [ 115.400525][ T4851] dump_stack_lvl+0x163/0x213 [ 115.405726][ T4851] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 115.411640][ T4851] ? panic+0x584/0x584 [ 115.415919][ T4851] ? __lock_acquire+0x1ff0/0x1ff0 [ 115.421128][ T4851] should_fail+0x38a/0x4c0 [ 115.425627][ T4851] _copy_from_user+0x26/0xf0 [ 115.430206][ T4851] kstrtouint_from_user+0xc6/0x240 [ 115.435506][ T4851] ? kstrtol_from_user+0x250/0x250 [ 115.440642][ T4851] proc_fail_nth_write+0x94/0x240 [ 115.445670][ T4851] ? proc_fail_nth_read+0x1d0/0x1d0 [ 115.450875][ T4851] vfs_write+0x219/0xb50 [ 115.455191][ T4851] ? __lock_acquire+0x1ff0/0x1ff0 [ 115.460215][ T4851] ? file_end_write+0x1c0/0x1c0 [ 115.465498][ T4851] ? mutex_lock_io_nested+0x60/0x60 [ 115.471074][ T4851] ? __fget_files+0x307/0x340 [ 115.475841][ T4851] ? mutex_lock_nested+0x17/0x20 [ 115.481761][ T4851] ? __fdget_pos+0x1c7/0x250 [ 115.486523][ T4851] ksys_write+0x165/0x250 [ 115.491194][ T4851] ? print_irqtrace_events+0x210/0x210 [ 115.491455][ T4858] FAULT_INJECTION: forcing a failure. [ 115.491455][ T4858] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 115.496656][ T4851] ? __ia32_sys_read+0x80/0x80 [ 115.496675][ T4851] ? syscall_enter_from_user_mode+0x2e/0x230 [ 115.496683][ T4851] ? lockdep_hardirqs_on+0x94/0x130 [ 115.496694][ T4851] ? syscall_enter_from_user_mode+0x2e/0x230 [ 115.496702][ T4851] do_syscall_64+0x3d/0xb0 [ 115.496713][ T4851] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 115.496722][ T4851] RIP: 0033:0x7f04f9354e7f [ 115.496733][ T4851] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 115.496739][ T4851] RSP: 002b:00007f04f8715160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 115.496749][ T4851] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f04f9354e7f [ 115.496755][ T4851] RDX: 0000000000000001 RSI: 00007f04f87151e0 RDI: 0000000000000005 [ 115.496760][ T4851] RBP: 00007f04f87151d0 R08: 0000000000000000 R09: 0000000000000000 [ 115.496766][ T4851] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 115.496771][ T4851] R13: 00007ffc5860f1bf R14: 00007f04f8715300 R15: 0000000000022000 [ 115.496790][ T4851] [ 115.499003][ T4855] FAULT_INJECTION: forcing a failure. [ 115.499003][ T4855] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 115.519310][ T4854] CPU: 0 PID: 4854 Comm: syz-executor.4 Not tainted 5.15.109-syzkaller #0 [ 115.588570][ T4861] FAULT_INJECTION: forcing a failure. [ 115.588570][ T4861] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 115.594650][ T4854] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 115.594659][ T4854] Call Trace: [ 115.594663][ T4854] [ 115.594668][ T4854] dump_stack_lvl+0x163/0x213 [ 115.594684][ T4854] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 115.594693][ T4854] ? panic+0x584/0x584 [ 115.688023][ T4854] ? __lock_acquire+0x1ff0/0x1ff0 [ 115.693049][ T4854] should_fail+0x38a/0x4c0 [ 115.697452][ T4854] _copy_from_user+0x26/0xf0 [ 115.702118][ T4854] kstrtouint_from_user+0xc6/0x240 [ 115.707263][ T4854] ? kstrtol_from_user+0x250/0x250 [ 115.712386][ T4854] proc_fail_nth_write+0x94/0x240 [ 115.717489][ T4854] ? proc_fail_nth_read+0x1d0/0x1d0 [ 115.722857][ T4854] vfs_write+0x219/0xb50 [ 115.727865][ T4854] ? __lock_acquire+0x1ff0/0x1ff0 [ 115.732875][ T4854] ? file_end_write+0x1c0/0x1c0 [ 115.737989][ T4854] ? mutex_lock_io_nested+0x60/0x60 [ 115.743278][ T4854] ? __fget_files+0x307/0x340 [ 115.748116][ T4854] ? mutex_lock_nested+0x17/0x20 [ 115.753120][ T4854] ? __fdget_pos+0x1c7/0x250 [ 115.757996][ T4854] ksys_write+0x165/0x250 [ 115.762329][ T4854] ? print_irqtrace_events+0x210/0x210 [ 115.767968][ T4854] ? __ia32_sys_read+0x80/0x80 [ 115.772991][ T4854] ? syscall_enter_from_user_mode+0x2e/0x230 [ 115.778977][ T4854] ? lockdep_hardirqs_on+0x94/0x130 [ 115.784266][ T4854] ? syscall_enter_from_user_mode+0x2e/0x230 [ 115.790229][ T4854] do_syscall_64+0x3d/0xb0 [ 115.794855][ T4854] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 115.800757][ T4854] RIP: 0033:0x7f90cb9d1e7f [ 115.805265][ T4854] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 115.825239][ T4854] RSP: 002b:00007f90cad71160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 115.833826][ T4854] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f90cb9d1e7f [ 115.842028][ T4854] RDX: 0000000000000001 RSI: 00007f90cad711e0 RDI: 0000000000000005 [ 115.849982][ T4854] RBP: 00007f90cad711d0 R08: 0000000000000000 R09: 0000000000000000 [ 115.857932][ T4854] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 115.866406][ T4854] R13: 00007ffeaea8517f R14: 00007f90cad71300 R15: 0000000000022000 [ 115.874584][ T4854] [ 115.877601][ T4855] CPU: 1 PID: 4855 Comm: syz-executor.5 Not tainted 5.15.109-syzkaller #0 [ 115.877683][ C0] vkms_vblank_simulate: vblank timer overrun [ 115.886440][ T4855] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 115.902477][ T4855] Call Trace: [ 115.905854][ T4855] [ 115.908792][ T4855] dump_stack_lvl+0x163/0x213 [ 115.913532][ T4855] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 115.919351][ T4855] ? panic+0x584/0x584 [ 115.923424][ T4855] ? __lock_acquire+0x1ff0/0x1ff0 [ 115.928532][ T4855] should_fail+0x38a/0x4c0 [ 115.933110][ T4855] _copy_from_user+0x26/0xf0 [ 115.937697][ T4855] kstrtouint_from_user+0xc6/0x240 [ 115.942891][ T4855] ? kstrtol_from_user+0x250/0x250 [ 115.948284][ T4855] proc_fail_nth_write+0x94/0x240 [ 115.953591][ T4855] ? proc_fail_nth_read+0x1d0/0x1d0 [ 115.958890][ T4855] vfs_write+0x219/0xb50 [ 115.963117][ T4855] ? __lock_acquire+0x1ff0/0x1ff0 [ 115.968366][ T4855] ? file_end_write+0x1c0/0x1c0 [ 115.973404][ T4855] ? mutex_lock_io_nested+0x60/0x60 [ 115.978612][ T4855] ? __fget_files+0x307/0x340 [ 115.983364][ T4855] ? mutex_lock_nested+0x17/0x20 [ 115.988435][ T4855] ? __fdget_pos+0x1c7/0x250 [ 115.993035][ T4855] ksys_write+0x165/0x250 [ 115.997366][ T4855] ? print_irqtrace_events+0x210/0x210 [ 116.002825][ T4855] ? __ia32_sys_read+0x80/0x80 [ 116.007585][ T4855] ? syscall_enter_from_user_mode+0x2e/0x230 [ 116.013919][ T4855] ? lockdep_hardirqs_on+0x94/0x130 [ 116.019402][ T4855] ? syscall_enter_from_user_mode+0x2e/0x230 [ 116.025565][ T4855] do_syscall_64+0x3d/0xb0 [ 116.029977][ T4855] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 116.035881][ T4855] RIP: 0033:0x7f97d1b39e7f [ 116.040319][ T4855] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 116.060089][ T4855] RSP: 002b:00007f97d0efa160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 116.068502][ T4855] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f97d1b39e7f [ 116.076654][ T4855] RDX: 0000000000000001 RSI: 00007f97d0efa1e0 RDI: 0000000000000005 [ 116.085013][ T4855] RBP: 00007f97d0efa1d0 R08: 0000000000000000 R09: 0000000000000000 [ 116.093490][ T4855] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 116.101464][ T4855] R13: 00007ffe355048ef R14: 00007f97d0efa300 R15: 0000000000022000 [ 116.109757][ T4855] [ 116.112784][ T4858] CPU: 0 PID: 4858 Comm: syz-executor.3 Not tainted 5.15.109-syzkaller #0 [ 116.121373][ T4858] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 116.131538][ T4858] Call Trace: [ 116.134820][ T4858] [ 116.137830][ T4858] dump_stack_lvl+0x163/0x213 [ 116.142528][ T4858] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 116.148244][ T4858] ? panic+0x584/0x584 [ 116.152418][ T4858] ? __lock_acquire+0x1ff0/0x1ff0 [ 116.157446][ T4858] should_fail+0x38a/0x4c0 [ 116.161864][ T4858] _copy_from_user+0x26/0xf0 [ 116.166453][ T4858] kstrtouint_from_user+0xc6/0x240 [ 116.171653][ T4858] ? kstrtol_from_user+0x250/0x250 [ 116.176771][ T4858] proc_fail_nth_write+0x94/0x240 [ 116.181789][ T4858] ? proc_fail_nth_read+0x1d0/0x1d0 [ 116.187059][ T4858] vfs_write+0x219/0xb50 [ 116.191298][ T4858] ? __lock_acquire+0x1ff0/0x1ff0 [ 116.196445][ T4858] ? file_end_write+0x1c0/0x1c0 [ 116.201331][ T4858] ? mutex_lock_io_nested+0x60/0x60 [ 116.206552][ T4858] ? __fget_files+0x307/0x340 [ 116.211429][ T4858] ? mutex_lock_nested+0x17/0x20 [ 116.216536][ T4858] ? __fdget_pos+0x1c7/0x250 [ 116.221907][ T4858] ksys_write+0x165/0x250 [ 116.226701][ T4858] ? print_irqtrace_events+0x210/0x210 [ 116.232780][ T4858] ? __ia32_sys_read+0x80/0x80 [ 116.238076][ T4858] ? syscall_enter_from_user_mode+0x2e/0x230 [ 116.244127][ T4858] ? lockdep_hardirqs_on+0x94/0x130 [ 116.249722][ T4858] ? syscall_enter_from_user_mode+0x2e/0x230 [ 116.255784][ T4858] do_syscall_64+0x3d/0xb0 [ 116.260279][ T4858] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 116.266331][ T4858] RIP: 0033:0x7f1f868bde7f [ 116.270744][ T4858] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 116.291404][ T4858] RSP: 002b:00007f1f85c3c160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 116.299809][ T4858] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1f868bde7f [ 116.309336][ T4858] RDX: 0000000000000001 RSI: 00007f1f85c3c1e0 RDI: 0000000000000005 [ 116.317324][ T4858] RBP: 00007f1f85c3c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 116.325557][ T4858] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 116.334122][ T4858] R13: 00007ffd1faffe1f R14: 00007f1f85c3c300 R15: 0000000000022000 [ 116.342279][ T4858] [ 116.345313][ T4861] CPU: 1 PID: 4861 Comm: syz-executor.2 Not tainted 5.15.109-syzkaller #0 [ 116.345398][ C0] vkms_vblank_simulate: vblank timer overrun [ 116.354001][ T4861] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 116.370232][ T4861] Call Trace: [ 116.373523][ T4861] [ 116.376718][ T4861] dump_stack_lvl+0x163/0x213 [ 116.381670][ T4861] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 116.387300][ T4861] ? panic+0x584/0x584 [ 116.391376][ T4861] ? __lock_acquire+0x1ff0/0x1ff0 [ 116.396518][ T4861] should_fail+0x38a/0x4c0 [ 116.401015][ T4861] _copy_from_user+0x26/0xf0 [ 116.405608][ T4861] kstrtouint_from_user+0xc6/0x240 [ 116.410804][ T4861] ? kstrtol_from_user+0x250/0x250 [ 116.415913][ T4861] proc_fail_nth_write+0x94/0x240 [ 116.420924][ T4861] ? proc_fail_nth_read+0x1d0/0x1d0 [ 116.426117][ T4861] vfs_write+0x219/0xb50 [ 116.430531][ T4861] ? __lock_acquire+0x1ff0/0x1ff0 [ 116.435562][ T4861] ? file_end_write+0x1c0/0x1c0 [ 116.440582][ T4861] ? mutex_lock_io_nested+0x60/0x60 [ 116.445855][ T4861] ? __fget_files+0x307/0x340 [ 116.450574][ T4861] ? mutex_lock_nested+0x17/0x20 [ 116.455505][ T4861] ? __fdget_pos+0x1c7/0x250 [ 116.460088][ T4861] ksys_write+0x165/0x250 [ 116.464512][ T4861] ? print_irqtrace_events+0x210/0x210 [ 116.470053][ T4861] ? __ia32_sys_read+0x80/0x80 [ 116.475875][ T4861] ? syscall_enter_from_user_mode+0x2e/0x230 [ 116.481844][ T4861] ? lockdep_hardirqs_on+0x94/0x130 [ 116.487424][ T4861] ? syscall_enter_from_user_mode+0x2e/0x230 [ 116.493441][ T4861] do_syscall_64+0x3d/0xb0 [ 116.498077][ T4861] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 116.503967][ T4861] RIP: 0033:0x7ff55216fe7f [ 116.508391][ T4861] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 116.528708][ T4861] RSP: 002b:00007ff55150f160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 116.537411][ T4861] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff55216fe7f [ 116.545560][ T4861] RDX: 0000000000000001 RSI: 00007ff55150f1e0 RDI: 0000000000000005 [ 116.553970][ T4861] RBP: 00007ff55150f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 116.562031][ T4861] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 116.570324][ T4861] R13: 00007ffe4fd759df R14: 00007ff55150f300 R15: 0000000000022000 [ 116.578415][ T4861] [ 116.581435][ T4846] CPU: 0 PID: 4846 Comm: syz-executor.1 Not tainted 5.15.109-syzkaller #0 [ 116.589941][ T4846] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 116.600256][ T4846] Call Trace: [ 116.603577][ T4846] [ 116.606512][ T4846] dump_stack_lvl+0x163/0x213 [ 116.611217][ T4846] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 116.617027][ T4846] ? panic+0x584/0x584 [ 116.621104][ T4846] ? __lock_acquire+0x1ff0/0x1ff0 [ 116.626311][ T4846] should_fail+0x38a/0x4c0 [ 116.630828][ T4846] _copy_from_user+0x26/0xf0 [ 116.635606][ T4846] kstrtouint_from_user+0xc6/0x240 [ 116.640731][ T4846] ? kstrtol_from_user+0x250/0x250 [ 116.645949][ T4846] proc_fail_nth_write+0x94/0x240 [ 116.650976][ T4846] ? proc_fail_nth_read+0x1d0/0x1d0 [ 116.656270][ T4846] vfs_write+0x219/0xb50 [ 116.660514][ T4846] ? __lock_acquire+0x1ff0/0x1ff0 [ 116.665985][ T4846] ? file_end_write+0x1c0/0x1c0 [ 116.670826][ T4846] ? mutex_lock_io_nested+0x60/0x60 [ 116.676043][ T4846] ? __fget_files+0x307/0x340 [ 116.680720][ T4846] ? mutex_lock_nested+0x17/0x20 [ 116.685635][ T4846] ? __fdget_pos+0x1c7/0x250 [ 116.690312][ T4846] ksys_write+0x165/0x250 [ 116.694662][ T4846] ? print_irqtrace_events+0x210/0x210 [ 116.695765][ T4868] FAULT_INJECTION: forcing a failure. [ 116.695765][ T4868] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 116.700198][ T4846] ? __ia32_sys_read+0x80/0x80 [ 116.700211][ T4846] ? syscall_enter_from_user_mode+0x2e/0x230 [ 116.700220][ T4846] ? lockdep_hardirqs_on+0x94/0x130 [ 116.700231][ T4846] ? syscall_enter_from_user_mode+0x2e/0x230 [ 116.700241][ T4846] do_syscall_64+0x3d/0xb0 [ 116.700251][ T4846] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 116.746498][ T4846] RIP: 0033:0x7f353499fe7f [ 116.750935][ T4846] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 116.766550][ T4871] FAULT_INJECTION: forcing a failure. [ 116.766550][ T4871] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 116.771714][ T4846] RSP: 002b:00007f3533d1e160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 116.771733][ T4846] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f353499fe7f [ 116.771739][ T4846] RDX: 0000000000000001 RSI: 00007f3533d1e1e0 RDI: 0000000000000004 [ 116.771744][ T4846] RBP: 00007f3533d1e1d0 R08: 0000000000000000 R09: 0000000000000000 [ 116.771748][ T4846] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 116.771752][ T4846] R13: 00007ffcd2965baf R14: 00007f3533d1e300 R15: 0000000000022000 [ 116.771769][ T4846] [ 116.771907][ C0] vkms_vblank_simulate: vblank timer overrun [ 116.792483][ T4863] ------------[ cut here ]------------ [ 116.796103][ T4868] CPU: 0 PID: 4868 Comm: syz-executor.0 Not tainted 5.15.109-syzkaller #0 [ 116.848358][ T4863] platform vkms: vblank wait timed out on crtc 0 [ 116.850748][ T4868] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 116.850756][ T4868] Call Trace: [ 116.850762][ T4868] [ 116.850768][ T4868] dump_stack_lvl+0x163/0x213 [ 116.850787][ T4868] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 116.850797][ T4868] ? panic+0x584/0x584 [ 116.850808][ T4868] ? __lock_acquire+0x1ff0/0x1ff0 [ 116.850825][ T4868] should_fail+0x38a/0x4c0 [ 116.867944][ T4863] WARNING: CPU: 1 PID: 4863 at drivers/gpu/drm/drm_vblank.c:1269 drm_wait_one_vblank+0x80e/0x880 [ 116.875855][ T4868] _copy_from_user+0x26/0xf0 [ 116.875870][ T4868] kstrtouint_from_user+0xc6/0x240 [ 116.875881][ T4868] ? kstrtol_from_user+0x250/0x250 [ 116.875909][ T4868] proc_fail_nth_write+0x94/0x240 [ 116.875922][ T4868] ? proc_fail_nth_read+0x1d0/0x1d0 [ 116.875939][ T4868] vfs_write+0x219/0xb50 [ 116.875948][ T4868] ? __lock_acquire+0x1ff0/0x1ff0 [ 116.875962][ T4868] ? file_end_write+0x1c0/0x1c0 [ 116.875969][ T4868] ? mutex_lock_io_nested+0x60/0x60 [ 116.875984][ T4868] ? __fget_files+0x307/0x340 [ 116.890494][ T4863] Modules linked in: [ 116.892648][ T4868] ? mutex_lock_nested+0x17/0x20 [ 116.892664][ T4868] ? __fdget_pos+0x1c7/0x250 [ 116.892676][ T4868] ksys_write+0x165/0x250 [ 116.892686][ T4868] ? print_irqtrace_events+0x210/0x210 [ 116.892701][ T4868] ? __ia32_sys_read+0x80/0x80 [ 116.892710][ T4868] ? syscall_enter_from_user_mode+0x2e/0x230 [ 116.892719][ T4868] ? lockdep_hardirqs_on+0x94/0x130 [ 116.897870][ T4876] FAULT_INJECTION: forcing a failure. [ 116.897870][ T4876] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 116.901896][ T4868] ? syscall_enter_from_user_mode+0x2e/0x230 [ 116.901912][ T4868] do_syscall_64+0x3d/0xb0 [ 116.901923][ T4868] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 116.901933][ T4868] RIP: 0033:0x7f04f9354e7f [ 116.901943][ T4868] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 116.901949][ T4868] RSP: 002b:00007f04f86f4160 EFLAGS: 00000293 [ 116.914428][ T4863] [ 116.917523][ T4868] ORIG_RAX: 0000000000000001 [ 116.917532][ T4868] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f04f9354e7f [ 116.917539][ T4868] RDX: 0000000000000001 RSI: 00007f04f86f41e0 RDI: 0000000000000005 [ 116.917545][ T4868] RBP: 00007f04f86f41d0 R08: 0000000000000000 R09: 0000000000000000 [ 116.917550][ T4868] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 116.917556][ T4868] R13: 00007ffc5860f1bf R14: 00007f04f86f4300 R15: 0000000000022000 [ 116.917577][ T4868] [ 116.917593][ C0] vkms_vblank_simulate: vblank timer overrun [ 116.922781][ T4871] CPU: 1 PID: 4871 Comm: syz-executor.3 Not tainted 5.15.109-syzkaller #0 [ 116.988856][ T4863] CPU: 0 PID: 4863 Comm: syz-executor.0 Not tainted 5.15.109-syzkaller #0 [ 116.991416][ T4871] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 117.019608][ T4863] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 117.020732][ T4871] Call Trace: [ 117.020743][ T4871] [ 117.034619][ T4881] FAULT_INJECTION: forcing a failure. [ 117.034619][ T4881] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 117.037188][ T4871] dump_stack_lvl+0x163/0x213 [ 117.037207][ T4871] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 117.037216][ T4871] ? panic+0x584/0x584 [ 117.037226][ T4871] ? __lock_acquire+0x1ff0/0x1ff0 [ 117.073574][ T4863] RIP: 0010:drm_wait_one_vblank+0x80e/0x880 [ 117.075059][ T4871] should_fail+0x38a/0x4c0 [ 117.083231][ T4863] Code: 00 00 00 00 00 fc ff df 80 3c 08 00 74 08 4c 89 ff e8 96 b7 85 fd 49 8b 17 48 c7 c7 20 1e e9 89 4c 89 f6 89 d9 e8 d2 9b 19 fd <0f> 0b 49 bf 00 00 00 00 00 fc ff df e9 f3 fb ff ff 89 d9 80 e1 07 [ 117.091285][ T4871] _copy_from_user+0x26/0xf0 [ 117.091301][ T4871] kstrtouint_from_user+0xc6/0x240 [ 117.091311][ T4871] ? kstrtol_from_user+0x250/0x250 [ 117.091330][ T4871] proc_fail_nth_write+0x94/0x240 [ 117.091341][ T4871] ? proc_fail_nth_read+0x1d0/0x1d0 [ 117.091356][ T4871] vfs_write+0x219/0xb50 [ 117.091365][ T4871] ? __lock_acquire+0x1ff0/0x1ff0 [ 117.091378][ T4871] ? file_end_write+0x1c0/0x1c0 [ 117.091385][ T4871] ? mutex_lock_io_nested+0x60/0x60 [ 117.091399][ T4871] ? __fget_files+0x307/0x340 [ 117.091412][ T4871] ? mutex_lock_nested+0x17/0x20 [ 117.091418][ T4871] ? __fdget_pos+0x1c7/0x250 [ 117.091428][ T4871] ksys_write+0x165/0x250 [ 117.100620][ T4878] FAULT_INJECTION: forcing a failure. [ 117.100620][ T4878] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 117.107345][ T4871] ? print_irqtrace_events+0x210/0x210 [ 117.107364][ T4871] ? __ia32_sys_read+0x80/0x80 [ 117.107373][ T4871] ? syscall_enter_from_user_mode+0x2e/0x230 [ 117.107380][ T4871] ? lockdep_hardirqs_on+0x94/0x130 [ 117.107390][ T4871] ? syscall_enter_from_user_mode+0x2e/0x230 [ 117.107398][ T4871] do_syscall_64+0x3d/0xb0 [ 117.107407][ T4871] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 117.107416][ T4871] RIP: 0033:0x7f1f868bde7f [ 117.107426][ T4871] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 117.107432][ T4871] RSP: 002b:00007f1f85c3c160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 117.107442][ T4871] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1f868bde7f [ 117.107447][ T4871] RDX: 0000000000000001 RSI: 00007f1f85c3c1e0 RDI: 0000000000000005 [ 117.107458][ T4871] RBP: 00007f1f85c3c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 117.107463][ T4871] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 117.107468][ T4871] R13: 00007ffd1faffe1f R14: 00007f1f85c3c300 R15: 0000000000022000 [ 117.107485][ T4871] [ 117.151580][ T4876] CPU: 1 PID: 4876 Comm: syz-executor.4 Not tainted 5.15.109-syzkaller #0 [ 117.194964][ T4863] RSP: 0018:ffffc9000481fac0 EFLAGS: 00010246 [ 117.198569][ T4876] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 117.198578][ T4876] Call Trace: [ 117.198585][ T4876] [ 117.198591][ T4876] dump_stack_lvl+0x163/0x213 [ 117.198610][ T4876] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 117.209589][ T4863] [ 117.209950][ T4876] ? panic+0x584/0x584 [ 117.222560][ T4863] RAX: 574f17dd89bc4000 RBX: 0000000000000000 RCX: 0000000000000001 [ 117.234459][ T4876] ? __lock_acquire+0x1ff0/0x1ff0 [ 117.234484][ T4876] should_fail+0x38a/0x4c0 [ 117.234500][ T4876] _copy_from_user+0x26/0xf0 [ 117.234510][ T4876] kstrtouint_from_user+0xc6/0x240 [ 117.234521][ T4876] ? kstrtol_from_user+0x250/0x250 [ 117.234542][ T4876] proc_fail_nth_write+0x94/0x240 [ 117.234552][ T4876] ? proc_fail_nth_read+0x1d0/0x1d0 [ 117.234567][ T4876] vfs_write+0x219/0xb50 [ 117.234577][ T4876] ? __lock_acquire+0x1ff0/0x1ff0 [ 117.234587][ T4876] ? file_end_write+0x1c0/0x1c0 [ 117.234594][ T4876] ? mutex_lock_io_nested+0x60/0x60 [ 117.234609][ T4876] ? __fget_files+0x307/0x340 [ 117.234621][ T4876] ? mutex_lock_nested+0x17/0x20 [ 117.273488][ T4863] RDX: 0000000000000001 RSI: ffffffff89d73020 RDI: 0000000000000001 [ 117.274757][ T4876] ? __fdget_pos+0x1c7/0x250 [ 117.274775][ T4876] ksys_write+0x165/0x250 [ 117.274785][ T4876] ? print_irqtrace_events+0x210/0x210 [ 117.283897][ T4863] RBP: ffffc9000481fbf8 R08: dffffc0000000000 R09: ffffed10173a67a0 [ 117.285058][ T4876] ? __ia32_sys_read+0x80/0x80 [ 117.285073][ T4876] ? syscall_enter_from_user_mode+0x2e/0x230 [ 117.285081][ T4876] ? lockdep_hardirqs_on+0x94/0x130 [ 117.285091][ T4876] ? syscall_enter_from_user_mode+0x2e/0x230 [ 117.285101][ T4876] do_syscall_64+0x3d/0xb0 [ 117.294143][ T4863] R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88801858c008 [ 117.294886][ T4876] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 117.310804][ T4863] R13: 1ffff92000903f64 R14: ffffffff89f77140 R15: ffff88814682d010 [ 117.312548][ T4876] RIP: 0033:0x7f90cb9d1e7f [ 117.312563][ T4876] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 117.312571][ T4876] RSP: 002b:00007f90cad0e160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 117.312582][ T4876] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f90cb9d1e7f [ 117.336047][ T4863] FS: 00007f04f8715700(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 117.340820][ T4876] RDX: 0000000000000001 RSI: 00007f90cad0e1e0 RDI: 0000000000000005 [ 117.340828][ T4876] RBP: 00007f90cad0e1d0 R08: 0000000000000000 R09: 0000000000000000 [ 117.340833][ T4876] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 117.340838][ T4876] R13: 00007ffeaea8517f R14: 00007f90cad0e300 R15: 0000000000022000 [ 117.340858][ T4876] [ 117.349571][ T4885] FAULT_INJECTION: forcing a failure. [ 117.349571][ T4885] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 117.352659][ T4878] CPU: 0 PID: 4878 Comm: syz-executor.5 Not tainted 5.15.109-syzkaller #0 [ 117.740606][ T4878] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 117.750655][ T4878] Call Trace: [ 117.754120][ T4878] [ 117.757050][ T4878] dump_stack_lvl+0x163/0x213 [ 117.761728][ T4878] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 117.767638][ T4878] ? panic+0x584/0x584 [ 117.772535][ T4878] ? __lock_acquire+0x1ff0/0x1ff0 [ 117.778450][ T4878] should_fail+0x38a/0x4c0 [ 117.783412][ T4878] _copy_from_user+0x26/0xf0 [ 117.788387][ T4878] kstrtouint_from_user+0xc6/0x240 [ 117.793860][ T4878] ? kstrtol_from_user+0x250/0x250 [ 117.799222][ T4878] proc_fail_nth_write+0x94/0x240 [ 117.804790][ T4878] ? proc_fail_nth_read+0x1d0/0x1d0 [ 117.810306][ T4878] vfs_write+0x219/0xb50 [ 117.814722][ T4878] ? __lock_acquire+0x1ff0/0x1ff0 [ 117.819922][ T4878] ? file_end_write+0x1c0/0x1c0 [ 117.825099][ T4878] ? mutex_lock_io_nested+0x60/0x60 [ 117.830316][ T4878] ? __fget_files+0x307/0x340 [ 117.835169][ T4878] ? mutex_lock_nested+0x17/0x20 [ 117.840382][ T4878] ? __fdget_pos+0x1c7/0x250 [ 117.845046][ T4878] ksys_write+0x165/0x250 [ 117.849367][ T4878] ? print_irqtrace_events+0x210/0x210 [ 117.855182][ T4878] ? __ia32_sys_read+0x80/0x80 [ 117.859954][ T4878] ? syscall_enter_from_user_mode+0x2e/0x230 [ 117.865957][ T4878] ? lockdep_hardirqs_on+0x94/0x130 [ 117.871317][ T4878] ? syscall_enter_from_user_mode+0x2e/0x230 [ 117.877656][ T4878] do_syscall_64+0x3d/0xb0 [ 117.882156][ T4878] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 117.888217][ T4878] RIP: 0033:0x7f97d1b39e7f [ 117.892885][ T4878] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 117.912779][ T4878] RSP: 002b:00007f97d0efa160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 117.921374][ T4878] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f97d1b39e7f [ 117.929658][ T4878] RDX: 0000000000000001 RSI: 00007f97d0efa1e0 RDI: 0000000000000004 [ 117.937644][ T4878] RBP: 00007f97d0efa1d0 R08: 0000000000000000 R09: 0000000000000000 [ 117.945812][ T4878] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 117.953786][ T4878] R13: 00007ffe355048ef R14: 00007f97d0efa300 R15: 0000000000022000 [ 117.961991][ T4878] [ 117.965022][ T4885] CPU: 1 PID: 4885 Comm: syz-executor.1 Not tainted 5.15.109-syzkaller #0 [ 117.965096][ C0] vkms_vblank_simulate: vblank timer overrun [ 117.973596][ T4885] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 117.990468][ T4885] Call Trace: [ 117.993749][ T4885] [ 117.996686][ T4885] dump_stack_lvl+0x163/0x213 [ 118.001546][ T4885] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 118.007171][ T4885] ? panic+0x584/0x584 [ 118.011227][ T4885] ? __lock_acquire+0x1ff0/0x1ff0 [ 118.011394][ T4863] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 118.016331][ T4885] should_fail+0x38a/0x4c0 [ 118.016348][ T4885] _copy_from_user+0x26/0xf0 [ 118.016358][ T4885] kstrtouint_from_user+0xc6/0x240 [ 118.016369][ T4885] ? kstrtol_from_user+0x250/0x250 [ 118.016390][ T4885] proc_fail_nth_write+0x94/0x240 [ 118.033578][ T4863] CR2: 00007f1f85c39ae0 CR3: 000000001e9c0000 CR4: 00000000003506f0 [ 118.037415][ T4885] ? proc_fail_nth_read+0x1d0/0x1d0 [ 118.037441][ T4885] vfs_write+0x219/0xb50 [ 118.037452][ T4885] ? __lock_acquire+0x1ff0/0x1ff0 [ 118.037465][ T4885] ? file_end_write+0x1c0/0x1c0 [ 118.042671][ T4863] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 118.047606][ T4885] ? mutex_lock_io_nested+0x60/0x60 [ 118.047628][ T4885] ? __fget_files+0x307/0x340 [ 118.047641][ T4885] ? mutex_lock_nested+0x17/0x20 [ 118.047648][ T4885] ? __fdget_pos+0x1c7/0x250 [ 118.047657][ T4885] ksys_write+0x165/0x250 [ 118.047667][ T4885] ? print_irqtrace_events+0x210/0x210 [ 118.047680][ T4885] ? __ia32_sys_read+0x80/0x80 [ 118.047687][ T4885] ? syscall_enter_from_user_mode+0x2e/0x230 [ 118.047695][ T4885] ? lockdep_hardirqs_on+0x94/0x130 [ 118.047705][ T4885] ? syscall_enter_from_user_mode+0x2e/0x230 [ 118.084404][ T4863] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 118.090575][ T4885] do_syscall_64+0x3d/0xb0 [ 118.090594][ T4885] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 118.090603][ T4885] RIP: 0033:0x7f353499fe7f [ 118.090614][ T4885] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 118.090621][ T4885] RSP: 002b:00007f3533d3f160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 118.090632][ T4885] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f353499fe7f [ 118.090637][ T4885] RDX: 0000000000000001 RSI: 00007f3533d3f1e0 RDI: 0000000000000005 [ 118.090642][ T4885] RBP: 00007f3533d3f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 118.090648][ T4885] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 118.090652][ T4885] R13: 00007ffcd2965baf R14: 00007f3533d3f300 R15: 0000000000022000 [ 118.090670][ T4885] [ 118.105968][ T4881] CPU: 1 PID: 4881 Comm: syz-executor.2 Not tainted 5.15.109-syzkaller #0 [ 118.112374][ T4863] Call Trace: [ 118.115671][ T4881] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 118.115680][ T4881] Call Trace: [ 118.115685][ T4881] [ 118.115690][ T4881] dump_stack_lvl+0x163/0x213 [ 118.115708][ T4881] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 118.115718][ T4881] ? panic+0x584/0x584 [ 118.115728][ T4881] ? __lock_acquire+0x1ff0/0x1ff0 [ 118.115744][ T4881] should_fail+0x38a/0x4c0 [ 118.115758][ T4881] _copy_from_user+0x26/0xf0 [ 118.115768][ T4881] kstrtouint_from_user+0xc6/0x240 [ 118.115778][ T4881] ? kstrtol_from_user+0x250/0x250 [ 118.121688][ T4863] [ 118.126968][ T4881] proc_fail_nth_write+0x94/0x240 [ 118.126991][ T4881] ? proc_fail_nth_read+0x1d0/0x1d0 [ 118.127007][ T4881] vfs_write+0x219/0xb50 [ 118.127017][ T4881] ? __lock_acquire+0x1ff0/0x1ff0 [ 118.127030][ T4881] ? file_end_write+0x1c0/0x1c0 [ 118.127037][ T4881] ? mutex_lock_io_nested+0x60/0x60 [ 118.127052][ T4881] ? __fget_files+0x307/0x340 [ 118.127064][ T4881] ? mutex_lock_nested+0x17/0x20 [ 118.127070][ T4881] ? __fdget_pos+0x1c7/0x250 [ 118.127079][ T4881] ksys_write+0x165/0x250 [ 118.127086][ T4881] ? print_irqtrace_events+0x210/0x210 [ 118.133337][ T4863] ? drm_crtc_vblank_put+0x70/0x70 [ 118.138229][ T4881] ? __ia32_sys_read+0x80/0x80 [ 118.138241][ T4881] ? syscall_enter_from_user_mode+0x2e/0x230 [ 118.138249][ T4881] ? lockdep_hardirqs_on+0x94/0x130 [ 118.138260][ T4881] ? syscall_enter_from_user_mode+0x2e/0x230 [ 118.138269][ T4881] do_syscall_64+0x3d/0xb0 [ 118.138279][ T4881] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 118.138289][ T4881] RIP: 0033:0x7ff55216fe7f [ 118.138299][ T4881] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 118.138306][ T4881] RSP: 002b:00007ff5514ee160 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 118.138317][ T4881] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff55216fe7f [ 118.149260][ T4863] ? init_wait_entry+0xd0/0xd0 [ 118.151018][ T4881] RDX: 0000000000000001 RSI: 00007ff5514ee1e0 RDI: 0000000000000005 [ 118.151027][ T4881] RBP: 00007ff5514ee1d0 R08: 0000000000000000 R09: 0000000000000000 [ 118.151032][ T4881] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 118.151037][ T4881] R13: 00007ffe4fd759df R14: 00007ff5514ee300 R15: 0000000000022000 [ 118.151055][ T4881] [ 118.481419][ T4863] ? drm_vblank_get+0x127/0x210 [ 118.491105][ T4863] drm_fb_helper_ioctl+0xde/0x110 [ 118.496666][ T4863] do_fb_ioctl+0x1b1/0x710 [ 118.501655][ T4863] ? fb_release+0x150/0x150 [ 118.506276][ T4863] ? security_file_ioctl+0x31/0x80 [ 118.511583][ T4863] __se_sys_ioctl+0xa7/0xf0 [ 118.516220][ T4863] do_syscall_64+0x3d/0xb0 [ 118.520754][ T4863] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 118.526841][ T4863] RIP: 0033:0x7f04f93a30f9 [ 118.531446][ T4863] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 118.551325][ C0] vkms_vblank_simulate: vblank timer overrun [ 118.557629][ T4863] RSP: 002b:00007f04f8715168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 118.566131][ T4863] RAX: ffffffffffffffda RBX: 00007f04f94c2f80 RCX: 00007f04f93a30f9 [ 118.574858][ T4863] RDX: 0000000000000000 RSI: 0000000040044620 RDI: 0000000000000004 [ 118.582931][ T4863] RBP: 00007f04f93feb39 R08: 0000000000000000 R09: 0000000000000000 [ 118.591946][ T4863] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 118.600277][ T4863] R13: 00007ffc5860f1bf R14: 00007f04f8715300 R15: 0000000000022000 [ 118.609057][ T4863] [ 118.612094][ T4863] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 118.619645][ T4863] CPU: 0 PID: 4863 Comm: syz-executor.0 Not tainted 5.15.109-syzkaller #0 [ 118.628139][ T4863] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 118.638179][ T4863] Call Trace: [ 118.641528][ T4863] [ 118.644453][ T4863] dump_stack_lvl+0x163/0x213 [ 118.649636][ T4863] ? io_uring_drop_tctx_refs+0x15d/0x15d [ 118.655265][ T4863] ? panic+0x584/0x584 [ 118.659517][ T4863] ? panic+0xfc/0x584 [ 118.663491][ T4863] panic+0x228/0x584 [ 118.667385][ T4863] ? fb_is_primary_device+0xb8/0xb8 [ 118.672628][ T4863] ? drm_wait_one_vblank+0x80e/0x880 [ 118.678412][ T4863] __warn+0x208/0x260 [ 118.682554][ T4863] ? drm_wait_one_vblank+0x80e/0x880 [ 118.687833][ T4863] report_bug+0x114/0x290 [ 118.692268][ T4863] handle_bug+0x3d/0x70 [ 118.696410][ T4863] exc_invalid_op+0x16/0x40 [ 118.700906][ T4863] asm_exc_invalid_op+0x16/0x20 [ 118.705825][ T4863] RIP: 0010:drm_wait_one_vblank+0x80e/0x880 [ 118.711806][ T4863] Code: 00 00 00 00 00 fc ff df 80 3c 08 00 74 08 4c 89 ff e8 96 b7 85 fd 49 8b 17 48 c7 c7 20 1e e9 89 4c 89 f6 89 d9 e8 d2 9b 19 fd <0f> 0b 49 bf 00 00 00 00 00 fc ff df e9 f3 fb ff ff 89 d9 80 e1 07 [ 118.731865][ T4863] RSP: 0018:ffffc9000481fac0 EFLAGS: 00010246 [ 118.738180][ T4863] RAX: 574f17dd89bc4000 RBX: 0000000000000000 RCX: 0000000000000001 [ 118.746143][ T4863] RDX: 0000000000000001 RSI: ffffffff89d73020 RDI: 0000000000000001 [ 118.754878][ T4863] RBP: ffffc9000481fbf8 R08: dffffc0000000000 R09: ffffed10173a67a0 [ 118.763094][ T4863] R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88801858c008 [ 118.771319][ T4863] R13: 1ffff92000903f64 R14: ffffffff89f77140 R15: ffff88814682d010 [ 118.779781][ T4863] ? drm_crtc_vblank_put+0x70/0x70 [ 118.785083][ T4863] ? init_wait_entry+0xd0/0xd0 [ 118.789917][ T4863] ? drm_vblank_get+0x127/0x210 [ 118.794770][ T4863] drm_fb_helper_ioctl+0xde/0x110 [ 118.799971][ T4863] do_fb_ioctl+0x1b1/0x710 [ 118.804744][ T4863] ? fb_release+0x150/0x150 [ 118.809356][ T4863] ? security_file_ioctl+0x31/0x80 [ 118.815137][ T4863] __se_sys_ioctl+0xa7/0xf0 [ 118.819745][ T4863] do_syscall_64+0x3d/0xb0 [ 118.824257][ T4863] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 118.830165][ T4863] RIP: 0033:0x7f04f93a30f9 [ 118.834587][ T4863] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 118.854400][ T4863] RSP: 002b:00007f04f8715168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 118.862885][ T4863] RAX: ffffffffffffffda RBX: 00007f04f94c2f80 RCX: 00007f04f93a30f9 [ 118.870940][ T4863] RDX: 0000000000000000 RSI: 0000000040044620 RDI: 0000000000000004 [ 118.879031][ T4863] RBP: 00007f04f93feb39 R08: 0000000000000000 R09: 0000000000000000 [ 118.886994][ T4863] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 118.895043][ T4863] R13: 00007ffc5860f1bf R14: 00007f04f8715300 R15: 0000000000022000 [ 118.903263][ T4863] [ 118.907205][ T4863] Kernel Offset: disabled [ 118.911805][ T4863] Rebooting in 86400 seconds..