Warning: Permanently added '10.128.0.236' (ED25519) to the list of known hosts. Setting up swapspace version 1, size = 127995904 bytes [ 851.292907][ T4023] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 851.528612][ T4032] chnl_net:caif_netlink_parms(): no params data found [ 851.575049][ T4034] chnl_net:caif_netlink_parms(): no params data found [ 851.587977][ T4033] chnl_net:caif_netlink_parms(): no params data found [ 851.638559][ T4031] chnl_net:caif_netlink_parms(): no params data found [ 851.719672][ T4032] bridge0: port 1(bridge_slave_0) entered blocking state [ 851.721485][ T4032] bridge0: port 1(bridge_slave_0) entered disabled state [ 851.723939][ T4032] device bridge_slave_0 entered promiscuous mode [ 851.755321][ T4032] bridge0: port 2(bridge_slave_1) entered blocking state [ 851.756917][ T4032] bridge0: port 2(bridge_slave_1) entered disabled state [ 851.759148][ T4032] device bridge_slave_1 entered promiscuous mode [ 851.784076][ T4033] bridge0: port 1(bridge_slave_0) entered blocking state [ 851.785656][ T4033] bridge0: port 1(bridge_slave_0) entered disabled state [ 851.787886][ T4033] device bridge_slave_0 entered promiscuous mode [ 851.791875][ T4033] bridge0: port 2(bridge_slave_1) entered blocking state [ 851.793333][ T4033] bridge0: port 2(bridge_slave_1) entered disabled state [ 851.795505][ T4033] device bridge_slave_1 entered promiscuous mode [ 851.817480][ T4031] bridge0: port 1(bridge_slave_0) entered blocking state [ 851.819093][ T4031] bridge0: port 1(bridge_slave_0) entered disabled state [ 851.821597][ T4031] device bridge_slave_0 entered promiscuous mode [ 851.826224][ T4031] bridge0: port 2(bridge_slave_1) entered blocking state [ 851.827799][ T4031] bridge0: port 2(bridge_slave_1) entered disabled state [ 851.830075][ T4031] device bridge_slave_1 entered promiscuous mode [ 851.845743][ T4034] bridge0: port 1(bridge_slave_0) entered blocking state [ 851.847257][ T4034] bridge0: port 1(bridge_slave_0) entered disabled state [ 851.850351][ T4034] device bridge_slave_0 entered promiscuous mode [ 851.855619][ T4032] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 851.857668][ T4034] bridge0: port 2(bridge_slave_1) entered blocking state [ 851.859200][ T4034] bridge0: port 2(bridge_slave_1) entered disabled state [ 851.861801][ T4034] device bridge_slave_1 entered promiscuous mode [ 851.865844][ T4035] chnl_net:caif_netlink_parms(): no params data found [ 851.896030][ T4032] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 851.924716][ T4033] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 851.928337][ T4031] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 851.931855][ T4033] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 851.943262][ T4031] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 851.956942][ T4034] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 851.970419][ T4036] chnl_net:caif_netlink_parms(): no params data found [ 851.992462][ T4034] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 851.996048][ T4031] team0: Port device team_slave_0 added [ 852.011373][ T4033] team0: Port device team_slave_0 added [ 852.014234][ T4032] team0: Port device team_slave_0 added [ 852.022987][ T4031] team0: Port device team_slave_1 added [ 852.043919][ T4033] team0: Port device team_slave_1 added [ 852.050244][ T4032] team0: Port device team_slave_1 added [ 852.065220][ T4034] team0: Port device team_slave_0 added [ 852.093743][ T4031] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 852.095364][ T4031] 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. [ 852.101399][ T4031] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 852.105588][ T4034] team0: Port device team_slave_1 added [ 852.107503][ T4031] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 852.109001][ T4031] 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. [ 852.115116][ T4031] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 852.137951][ T4032] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 852.139499][ T4032] 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. [ 852.149460][ T4032] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 852.161891][ T4033] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 852.163365][ T4033] 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. [ 852.168807][ T4033] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 852.183685][ T4032] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 852.185171][ T4032] 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. [ 852.191543][ T4032] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 852.207773][ T4033] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 852.209296][ T4033] 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. [ 852.221045][ T4033] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 852.223990][ T4035] bridge0: port 1(bridge_slave_0) entered blocking state [ 852.225512][ T4035] bridge0: port 1(bridge_slave_0) entered disabled state [ 852.227887][ T4035] device bridge_slave_0 entered promiscuous mode [ 852.230563][ T4036] bridge0: port 1(bridge_slave_0) entered blocking state [ 852.232242][ T4036] bridge0: port 1(bridge_slave_0) entered disabled state [ 852.234407][ T4036] device bridge_slave_0 entered promiscuous mode [ 852.247403][ T4034] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 852.248948][ T4034] 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. [ 852.254920][ T4034] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 852.261828][ T4034] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 852.263362][ T4034] 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. [ 852.268853][ T4034] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 852.272678][ T4035] bridge0: port 2(bridge_slave_1) entered blocking state [ 852.274234][ T4035] bridge0: port 2(bridge_slave_1) entered disabled state [ 852.276624][ T4035] device bridge_slave_1 entered promiscuous mode [ 852.282748][ T4036] bridge0: port 2(bridge_slave_1) entered blocking state [ 852.284340][ T4036] bridge0: port 2(bridge_slave_1) entered disabled state [ 852.286675][ T4036] device bridge_slave_1 entered promiscuous mode [ 852.343098][ T4031] device hsr_slave_0 entered promiscuous mode [ 852.381044][ T4031] device hsr_slave_1 entered promiscuous mode [ 852.477595][ T4036] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 852.481373][ T4035] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 852.510121][ T4036] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 852.590077][ T4034] device hsr_slave_0 entered promiscuous mode [ 852.641215][ T4034] device hsr_slave_1 entered promiscuous mode [ 852.681085][ T4034] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 852.682879][ T4034] Cannot create hsr debugfs directory [ 852.686591][ T4035] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 852.732721][ T4033] device hsr_slave_0 entered promiscuous mode [ 852.771181][ T4033] device hsr_slave_1 entered promiscuous mode [ 852.810912][ T4033] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 852.812584][ T4033] Cannot create hsr debugfs directory [ 852.922703][ T4032] device hsr_slave_0 entered promiscuous mode [ 852.971187][ T4032] device hsr_slave_1 entered promiscuous mode [ 853.020841][ T4032] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 853.022498][ T4032] Cannot create hsr debugfs directory [ 853.048715][ T4036] team0: Port device team_slave_0 added [ 853.052331][ T4035] team0: Port device team_slave_0 added [ 853.074485][ T4036] team0: Port device team_slave_1 added [ 853.079946][ T4035] team0: Port device team_slave_1 added [ 853.161023][ T4036] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 853.162534][ T4036] 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. [ 853.168014][ T4036] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 853.172758][ T4036] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 853.174333][ T4036] 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. [ 853.180008][ T4036] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 853.194241][ T4035] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 853.195806][ T4035] 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. [ 853.202053][ T4035] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 853.205824][ T4035] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 853.207330][ T4035] 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. [ 853.213098][ T4035] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 853.312756][ T4035] device hsr_slave_0 entered promiscuous mode [ 853.351025][ T4035] device hsr_slave_1 entered promiscuous mode [ 853.390893][ T4035] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 853.392486][ T4035] Cannot create hsr debugfs directory [ 853.492882][ T4036] device hsr_slave_0 entered promiscuous mode [ 853.551049][ T4036] device hsr_slave_1 entered promiscuous mode [ 853.590735][ T4036] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 853.592402][ T4036] Cannot create hsr debugfs directory [ 853.596298][ T4031] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 853.651289][ T4031] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 853.692893][ T4031] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 853.766439][ T4031] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 853.858351][ T4034] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 853.931421][ T4034] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 853.962882][ T4034] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 854.024928][ T4034] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 854.101402][ T4032] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 854.114972][ T4032] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 854.183593][ T4032] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 854.244564][ T4032] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 854.352552][ T4033] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 854.403029][ T4033] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 854.459119][ T4033] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 854.493128][ T4033] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 854.549652][ T4031] 8021q: adding VLAN 0 to HW filter on device bond0 [ 854.558274][ T4035] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 854.614073][ T4032] 8021q: adding VLAN 0 to HW filter on device bond0 [ 854.615769][ T4035] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 854.652946][ T4035] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 854.691582][ T4034] 8021q: adding VLAN 0 to HW filter on device bond0 [ 854.713234][ T4035] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 854.753155][ T4034] 8021q: adding VLAN 0 to HW filter on device team0 [ 854.763777][ T4060] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 854.766659][ T4060] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 854.769009][ T4060] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 854.771548][ T4060] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 854.792709][ T4032] 8021q: adding VLAN 0 to HW filter on device team0 [ 854.799664][ T3270] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 854.802733][ T3270] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 854.805026][ T3270] bridge0: port 1(bridge_slave_0) entered blocking state [ 854.806532][ T3270] bridge0: port 1(bridge_slave_0) entered forwarding state [ 854.808885][ T3270] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 854.812465][ T3270] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 854.814591][ T3270] bridge0: port 2(bridge_slave_1) entered blocking state [ 854.816127][ T3270] bridge0: port 2(bridge_slave_1) entered forwarding state [ 854.818016][ T3270] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 854.820127][ T3270] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 854.823214][ T3270] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 854.844040][ T4031] 8021q: adding VLAN 0 to HW filter on device team0 [ 854.860472][ T4036] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 854.902994][ T4036] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 854.942899][ T4036] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 854.983097][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 854.985987][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 854.988511][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 854.990982][ T4075] bridge0: port 1(bridge_slave_0) entered blocking state [ 854.992521][ T4075] bridge0: port 1(bridge_slave_0) entered forwarding state [ 855.011713][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 855.013955][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 855.016564][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 855.018845][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 855.030415][ T4075] bridge0: port 2(bridge_slave_1) entered blocking state [ 855.032049][ T4075] bridge0: port 2(bridge_slave_1) entered forwarding state [ 855.034597][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 855.037110][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 855.050242][ T4036] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 855.141427][ T4079] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 855.143752][ T4079] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 855.147279][ T4079] bridge0: port 1(bridge_slave_0) entered blocking state [ 855.148874][ T4079] bridge0: port 1(bridge_slave_0) entered forwarding state [ 855.158984][ T4079] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 855.162040][ T4079] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 855.164093][ T4079] bridge0: port 2(bridge_slave_1) entered blocking state [ 855.165636][ T4079] bridge0: port 2(bridge_slave_1) entered forwarding state [ 855.167447][ T4079] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 855.169830][ T4079] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 855.174333][ T4079] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 855.176757][ T4079] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 855.179000][ T4079] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 855.181902][ T4079] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 855.184084][ T4079] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 855.186512][ T4079] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 855.188763][ T4079] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 855.191557][ T4079] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 855.194179][ T4079] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 855.196328][ T4079] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 855.198556][ T4079] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 855.201346][ T4079] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 855.247335][ T4076] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 855.249748][ T4076] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 855.253246][ T4076] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 855.255368][ T4076] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 855.257830][ T4076] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 855.260141][ T4076] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 855.264131][ T4076] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 855.266695][ T4076] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 855.269073][ T4076] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 855.279207][ T4076] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 855.281577][ T4076] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 855.283812][ T4076] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 855.292346][ T4031] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 855.295083][ T4031] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 855.298177][ T4034] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 855.302597][ T4034] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 855.318646][ T4035] 8021q: adding VLAN 0 to HW filter on device bond0 [ 855.327201][ T4033] 8021q: adding VLAN 0 to HW filter on device bond0 [ 855.336091][ T4032] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 855.341683][ T4076] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 855.343895][ T4076] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 855.346007][ T4076] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 855.348220][ T4076] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 855.350766][ T4076] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 855.352886][ T4076] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 855.373850][ T4033] 8021q: adding VLAN 0 to HW filter on device team0 [ 855.390876][ T4035] 8021q: adding VLAN 0 to HW filter on device team0 [ 855.404845][ T4032] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 855.406639][ T3270] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 855.408879][ T3270] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 855.411212][ T3270] bridge0: port 1(bridge_slave_0) entered blocking state [ 855.412799][ T3270] bridge0: port 1(bridge_slave_0) entered forwarding state [ 855.414788][ T3270] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 855.417236][ T3270] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 855.419317][ T3270] bridge0: port 2(bridge_slave_1) entered blocking state [ 855.420972][ T3270] bridge0: port 2(bridge_slave_1) entered forwarding state [ 855.423218][ T3270] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 855.425565][ T3270] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 855.427507][ T3270] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 855.429375][ T3270] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 855.432137][ T3270] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 855.445451][ T4031] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 855.464460][ T3270] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 855.466685][ T3270] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 855.468453][ T3270] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 855.470288][ T3270] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 855.472796][ T3270] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 855.474553][ T3270] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 855.476908][ T3270] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 855.479080][ T3270] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 855.482834][ T3270] bridge0: port 1(bridge_slave_0) entered blocking state [ 855.484501][ T3270] bridge0: port 1(bridge_slave_0) entered forwarding state [ 855.486488][ T3270] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 855.488763][ T3270] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 855.492267][ T3270] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 855.494473][ T3270] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 855.496473][ T3270] bridge0: port 2(bridge_slave_1) entered blocking state [ 855.497966][ T3270] bridge0: port 2(bridge_slave_1) entered forwarding state [ 855.512032][ T4034] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 855.531944][ T4081] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 855.533936][ T4081] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 855.536051][ T4081] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 855.538557][ T4081] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 855.541337][ T4081] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 855.543674][ T4081] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 855.546004][ T4081] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 855.548177][ T4081] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 855.550360][ T4081] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 855.553762][ T4081] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 855.555968][ T4081] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 855.586781][ T4033] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 855.609457][ T4035] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 855.613084][ T4035] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 855.622507][ T4060] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 855.624920][ T4060] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 855.627410][ T4060] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 855.629658][ T4060] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 855.634164][ T4060] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 855.636422][ T4060] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 855.638677][ T4060] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 855.642291][ T4060] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 855.644680][ T4060] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 855.647060][ T4060] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 855.649313][ T4060] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 855.652472][ T4060] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 855.654750][ T4060] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 855.675266][ T4060] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 855.677529][ T4060] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 855.679582][ T4060] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 855.682323][ T4060] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 855.684124][ T4060] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 855.686285][ T4060] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 855.706565][ T4033] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 855.708546][ T4060] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 855.715363][ T4060] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 855.717505][ T4060] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 855.719540][ T4060] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 855.732540][ T4034] device veth0_vlan entered promiscuous mode [ 855.734338][ T4031] device veth0_vlan entered promiscuous mode [ 855.738681][ T4032] device veth0_vlan entered promiscuous mode [ 855.770221][ T4081] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 855.772781][ T4081] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 855.774883][ T4081] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 855.777074][ T4081] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 855.779365][ T4081] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 855.783679][ T4081] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 855.786613][ T4081] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 855.788709][ T4081] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 855.794938][ T4031] device veth1_vlan entered promiscuous mode [ 855.804924][ T4034] device veth1_vlan entered promiscuous mode [ 855.816094][ T4032] device veth1_vlan entered promiscuous mode [ 855.824509][ T4036] 8021q: adding VLAN 0 to HW filter on device bond0 [ 855.839859][ T4033] device veth0_vlan entered promiscuous mode [ 855.850264][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 855.852953][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 855.854954][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 855.857127][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 855.859215][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 855.861553][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 855.863545][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 855.865610][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 855.867647][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 855.869766][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 855.872460][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 855.874216][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 855.878303][ T4036] 8021q: adding VLAN 0 to HW filter on device team0 [ 855.889312][ T4032] device veth0_macvtap entered promiscuous mode [ 855.905195][ T4033] device veth1_vlan entered promiscuous mode [ 855.907786][ T4032] device veth1_macvtap entered promiscuous mode [ 855.914847][ T4035] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 855.926322][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 855.928401][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 855.930456][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 855.934518][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 855.936795][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 855.938998][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 855.943030][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 855.945341][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 855.947349][ T4075] bridge0: port 1(bridge_slave_0) entered blocking state [ 855.948781][ T4075] bridge0: port 1(bridge_slave_0) entered forwarding state [ 855.951365][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 855.953617][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 855.955805][ T4075] bridge0: port 2(bridge_slave_1) entered blocking state [ 855.957240][ T4075] bridge0: port 2(bridge_slave_1) entered forwarding state [ 855.959218][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 855.962223][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 855.974506][ T4031] device veth0_macvtap entered promiscuous mode [ 855.979323][ T4031] device veth1_macvtap entered promiscuous mode [ 855.998015][ T4031] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 856.022624][ T4076] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 856.024935][ T4076] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 856.027123][ T4076] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 856.029400][ T4076] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 856.032367][ T4076] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 856.034744][ T4076] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 856.037257][ T4076] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 856.039474][ T4076] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 856.043470][ T4076] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 856.045644][ T4076] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 856.047720][ T4076] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 856.049928][ T4076] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 856.053622][ T4032] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 856.055972][ T4032] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 856.059190][ T4032] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 856.066513][ T4032] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 856.072057][ T4032] netdevsim netdevsim3 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 856.074067][ T4032] netdevsim netdevsim3 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 856.075965][ T4032] netdevsim netdevsim3 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 856.077951][ T4032] netdevsim netdevsim3 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 856.082409][ T4031] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 856.084714][ T4031] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 856.088056][ T4031] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 856.091698][ T4034] device veth0_macvtap entered promiscuous mode [ 856.097199][ T4034] device veth1_macvtap entered promiscuous mode [ 856.112443][ T4033] device veth0_macvtap entered promiscuous mode [ 856.116457][ T4033] device veth1_macvtap entered promiscuous mode [ 856.131188][ T4033] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 856.133632][ T4033] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 856.135937][ T4033] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 856.138246][ T4033] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 856.142398][ T4033] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 856.152230][ T4076] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 856.154515][ T4076] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 856.156841][ T4076] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 856.159055][ T4076] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 856.163353][ T4076] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 856.165581][ T4076] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 856.167799][ T4076] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 856.170056][ T4076] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 856.173062][ T4076] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 856.175401][ T4076] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 856.177783][ T4076] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 856.180177][ T4076] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 856.184350][ T4076] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 856.186753][ T4076] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 856.189158][ T4076] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 856.192050][ T4076] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 856.194290][ T4076] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 856.197801][ T4076] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 856.205471][ T4031] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 856.207456][ T4031] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 856.209368][ T4031] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 856.212745][ T4031] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 856.217655][ T4034] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 856.220155][ T4034] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 856.224111][ T4034] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 856.226328][ T4034] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 856.228433][ T4034] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 856.231562][ T4034] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 856.234910][ T4034] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 856.238526][ T4033] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 856.241505][ T4033] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 856.243689][ T4033] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 856.245982][ T4033] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 856.249598][ T4033] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 856.269961][ T4082] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 856.272616][ T4082] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 856.275035][ T4082] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 856.277342][ T4082] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 856.279640][ T4082] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 856.284036][ T4082] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 856.296596][ T4036] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 856.298941][ T4034] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 856.305108][ T4034] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 856.307320][ T4034] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 856.309725][ T4034] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 856.313975][ T4034] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 856.316309][ T4034] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 856.319644][ T4034] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 856.324149][ T4033] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 856.326110][ T4033] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 856.327967][ T4033] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 856.329957][ T4033] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 856.354827][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 856.357188][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 856.359561][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 856.362010][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 856.365792][ T4034] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 856.367737][ T4034] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 856.369753][ T4034] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 856.376472][ T4034] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 856.413302][ T4036] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 856.415524][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 856.418109][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready executing program [ 856.494075][ T4080] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 856.496317][ T4080] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready executing program [ 856.531809][ T4076] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 856.534179][ T4076] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 856.539949][ T4035] device veth0_vlan entered promiscuous mode [ 856.563941][ T4035] device veth1_vlan entered promiscuous mode executing program executing program [ 856.718308][ T4035] device veth0_macvtap entered promiscuous mode [ 856.741459][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 856.743844][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 856.746039][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 856.748272][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 856.793303][ T4035] device veth1_macvtap entered promiscuous mode [ 856.831545][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 856.833883][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 856.849630][ T4035] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 856.865148][ T4035] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 856.874766][ T4035] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 856.886636][ T4035] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 856.896052][ T4035] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 856.905232][ T4035] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 856.913188][ T4035] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 856.923166][ T4035] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 856.934169][ T4035] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 856.959811][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 856.962293][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 856.966183][ T4035] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 856.968233][ T4035] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 856.970390][ T4035] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 856.984946][ T4035] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 856.993225][ T4035] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 856.999053][ T4035] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 857.007267][ T4035] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 857.014574][ T4035] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 857.024559][ T4035] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 857.039341][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 857.042305][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 857.061822][ T4035] netdevsim netdevsim5 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 857.068661][ T4035] netdevsim netdevsim5 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 857.075941][ T4035] netdevsim netdevsim5 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 857.083371][ T4035] netdevsim netdevsim5 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 857.168187][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 857.170462][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready executing program [ 857.232963][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 857.235279][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 857.238584][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 857.248675][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 857.260039][ T4036] device veth0_vlan entered promiscuous mode [ 857.293011][ T4036] device veth1_vlan entered promiscuous mode [ 857.379381][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 857.380464][ T4100] loop1: detected capacity change from 0 to 32768 [ 857.381586][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 857.384750][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 857.387028][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 857.407464][ T4036] device veth0_macvtap entered promiscuous mode [ 857.414693][ T4100] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop1 scanned by syz-executor400 (4100) [ 857.448309][ T4036] device veth1_macvtap entered promiscuous mode [ 857.459348][ T4100] BTRFS info (device loop1): using crc32c (crc32c-generic) checksum algorithm [ 857.468708][ T4100] BTRFS warning (device loop1): the 'inode_cache' option is deprecated and has no effect since 5.11 [ 857.478223][ T4100] BTRFS warning (device loop1): the 'inode_cache' option is deprecated and has no effect since 5.11 [ 857.484636][ T4100] BTRFS warning (device loop1): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 857.487164][ T4096] loop0: detected capacity change from 0 to 32768 [ 857.490512][ T4100] BTRFS info (device loop1): trying to use backup root at mount time [ 857.499272][ T4096] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz-executor400 (4096) [ 857.506880][ T4100] BTRFS info (device loop1): use zlib compression, level 3 [ 857.511211][ T4100] BTRFS info (device loop1): enabling ssd optimizations [ 857.513730][ T4036] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 857.514061][ T4100] BTRFS info (device loop1): using spread ssd allocation scheme [ 857.517895][ T4100] BTRFS info (device loop1): using free space tree [ 857.519546][ T4100] BTRFS info (device loop1): has skinny extents [ 857.527070][ T4036] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 857.534200][ T4036] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 857.538504][ T4092] loop3: detected capacity change from 0 to 32768 [ 857.541759][ T4036] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 857.548004][ T4036] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 857.551547][ T4092] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz-executor400 (4092) [ 857.556285][ T4036] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 857.558239][ T4102] loop2: detected capacity change from 0 to 32768 [ 857.562513][ T4036] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 857.567186][ T4036] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 857.569966][ T4102] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz-executor400 (4102) [ 857.573658][ T4036] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 857.576411][ T4036] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 857.581564][ T4036] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 857.587301][ T4095] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 857.589539][ T4095] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 857.591993][ T4095] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 857.594753][ T4095] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 857.607609][ T4036] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 857.628251][ T4036] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 857.630419][ T4036] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 857.641303][ T4036] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 857.641332][ T4036] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 857.652517][ T4036] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 857.654700][ T4036] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 857.656879][ T4036] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 857.659074][ T4036] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 857.677583][ T4036] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 857.682811][ T4036] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 857.691538][ T4081] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 857.693923][ T4081] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 857.742577][ T4036] netdevsim netdevsim4 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 857.744519][ T4036] netdevsim netdevsim4 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 857.746413][ T4036] netdevsim netdevsim4 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 857.748426][ T4036] netdevsim netdevsim4 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 857.849413][ T4102] FAULT_INJECTION: forcing a failure. [ 857.849413][ T4102] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 857.851088][ T4100] FAULT_INJECTION: forcing a failure. [ 857.851088][ T4100] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 857.859496][ T4100] CPU: 0 PID: 4100 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 857.861369][ T4100] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 857.863526][ T4100] Call trace: [ 857.864263][ T4100] dump_backtrace+0x0/0x530 [ 857.865204][ T4100] show_stack+0x2c/0x3c [ 857.866105][ T4100] dump_stack_lvl+0x108/0x170 [ 857.867202][ T4100] dump_stack+0x1c/0x58 [ 857.868178][ T4100] should_fail+0x400/0x5cc [ 857.869180][ T4100] should_fail_alloc_page+0x74/0xa8 [ 857.870390][ T4100] prepare_alloc_pages+0x160/0x4cc [ 857.871556][ T4100] __alloc_pages+0x138/0x674 [ 857.872603][ T4100] alloc_pages+0x390/0x634 [ 857.873637][ T4100] __page_cache_alloc+0x78/0x524 [ 857.874647][ T4100] pagecache_get_page+0xa1c/0xd94 [ 857.875707][ T4100] prepare_pages+0x11c/0x344 [ 857.876724][ T4100] btrfs_buffered_write+0x594/0xe6c [ 857.877843][ T4100] btrfs_file_write_iter+0x198/0xad8 [ 857.878899][ T4100] do_iter_readv_writev+0x420/0x5f8 [ 857.879144][ T4096] FAULT_INJECTION: forcing a failure. [ 857.879144][ T4096] name failslab, interval 1, probability 0, space 0, times 1 [ 857.879984][ T4100] do_iter_write+0x1b8/0x664 [ 857.880000][ T4100] do_pwritev+0x1ec/0x334 [ 857.880011][ T4100] __arm64_sys_pwritev2+0xd4/0x108 [ 857.885763][ T4100] invoke_syscall+0x98/0x2b8 [ 857.886744][ T4100] el0_svc_common+0x138/0x258 [ 857.887793][ T4100] do_el0_svc+0x58/0x14c [ 857.888736][ T4100] el0_svc+0x7c/0x1f0 [ 857.889721][ T4100] el0t_64_sync_handler+0x84/0xe4 [ 857.890804][ T4100] el0t_64_sync+0x1a0/0x1a4 [ 857.917369][ T4102] CPU: 0 PID: 4102 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 857.919370][ T4102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 857.921389][ T4102] Call trace: [ 857.922164][ T4102] dump_backtrace+0x0/0x530 [ 857.923140][ T4102] show_stack+0x2c/0x3c [ 857.924065][ T4102] dump_stack_lvl+0x108/0x170 [ 857.924991][ T4102] dump_stack+0x1c/0x58 [ 857.925916][ T4102] should_fail+0x400/0x5cc [ 857.926983][ T4102] should_fail_alloc_page+0x74/0xa8 [ 857.928190][ T4102] prepare_alloc_pages+0x160/0x4cc [ 857.929347][ T4102] __alloc_pages+0x138/0x674 [ 857.930258][ T4102] alloc_pages+0x390/0x634 [ 857.931216][ T4102] __page_cache_alloc+0x78/0x524 [ 857.932325][ T4102] pagecache_get_page+0xa1c/0xd94 [ 857.933482][ T4102] grab_cache_page_write_begin+0x68/0xb4 [ 857.934702][ T4102] ext4_da_write_begin+0x4d8/0x8e8 [ 857.935851][ T4102] generic_perform_write+0x24c/0x520 [ 857.936998][ T4102] ext4_buffered_write_iter+0x3fc/0x528 [ 857.938215][ T4102] ext4_file_write_iter+0x688/0x162c [ 857.939363][ T4102] do_iter_readv_writev+0x420/0x5f8 [ 857.940540][ T4102] do_iter_write+0x1b8/0x664 [ 857.941521][ T4102] do_pwritev+0x1ec/0x334 [ 857.942474][ T4102] __arm64_sys_pwritev2+0xd4/0x108 [ 857.943573][ T4102] invoke_syscall+0x98/0x2b8 [ 857.944544][ T4102] el0_svc_common+0x138/0x258 [ 857.945509][ T4102] do_el0_svc+0x58/0x14c [ 857.946506][ T4102] el0_svc+0x7c/0x1f0 [ 857.947459][ T4102] el0t_64_sync_handler+0x84/0xe4 [ 857.948512][ T4102] el0t_64_sync+0x1a0/0x1a4 [ 857.949382][ T4092] FAULT_INJECTION: forcing a failure. [ 857.949382][ T4092] name fail_usercopy, interval 1, probability 0, space 0, times 1 [ 857.952528][ T4092] CPU: 1 PID: 4092 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 857.954299][ T4092] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 857.956484][ T4092] Call trace: [ 857.957218][ T4092] dump_backtrace+0x0/0x530 [ 857.958170][ T4092] show_stack+0x2c/0x3c [ 857.958970][ T4092] dump_stack_lvl+0x108/0x170 [ 857.960015][ T4092] dump_stack+0x1c/0x58 [ 857.960888][ T4092] should_fail+0x400/0x5cc [ 857.961801][ T4092] should_fail_usercopy+0x20/0x30 [ 857.962993][ T4092] copy_page_from_iter_atomic+0x3c8/0xffc [ 857.964159][ T4092] generic_perform_write+0x2d0/0x520 [ 857.965343][ T4092] ext4_buffered_write_iter+0x3fc/0x528 [ 857.966659][ T4092] ext4_file_write_iter+0x688/0x162c [ 857.967943][ T4092] do_iter_readv_writev+0x420/0x5f8 [ 857.969116][ T4092] do_iter_write+0x1b8/0x664 [ 857.970089][ T4092] do_pwritev+0x1ec/0x334 [ 857.971020][ T4092] __arm64_sys_pwritev2+0xd4/0x108 [ 857.972167][ T4092] invoke_syscall+0x98/0x2b8 [ 857.973226][ T4092] el0_svc_common+0x138/0x258 [ 857.974253][ T4092] do_el0_svc+0x58/0x14c [ 857.975170][ T4092] el0_svc+0x7c/0x1f0 [ 857.976119][ T4092] el0t_64_sync_handler+0x84/0xe4 [ 857.977245][ T4092] el0t_64_sync+0x1a0/0x1a4 [ 857.978180][ T4096] CPU: 0 PID: 4096 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 857.980057][ T4096] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 857.982284][ T4096] Call trace: [ 857.982971][ T4096] dump_backtrace+0x0/0x530 [ 857.983918][ T4096] show_stack+0x2c/0x3c [ 857.984932][ T4096] dump_stack_lvl+0x108/0x170 [ 857.985979][ T4096] dump_stack+0x1c/0x58 [ 857.986884][ T4096] should_fail+0x400/0x5cc [ 857.987819][ T4096] __should_failslab+0xbc/0x110 [ 857.988835][ T4096] should_failslab+0x10/0x28 [ 857.989891][ T4096] slab_pre_alloc_hook+0x64/0xe8 [ 857.990976][ T4096] kmem_cache_alloc+0x98/0x45c [ 857.992016][ T4096] jbd2__journal_start+0x158/0x7b4 [ 857.993180][ T4096] __ext4_journal_start_sb+0x358/0x70c [ 857.994425][ T4096] ext4_dirty_inode+0x9c/0x100 [ 857.995472][ T4096] __mark_inode_dirty+0x2b0/0x10f4 [ 857.996709][ T4096] generic_write_end+0x15c/0x238 [ 857.997798][ T4096] ext4_da_write_end+0x51c/0x930 [ 857.998803][ T4096] generic_perform_write+0x354/0x520 [ 857.999957][ T4096] ext4_buffered_write_iter+0x3fc/0x528 [ 858.001195][ T4096] ext4_file_write_iter+0x688/0x162c [ 858.002432][ T4096] do_iter_readv_writev+0x420/0x5f8 [ 858.003536][ T4096] do_iter_write+0x1b8/0x664 [ 858.004635][ T4096] do_pwritev+0x1ec/0x334 [ 858.005595][ T4096] __arm64_sys_pwritev2+0xd4/0x108 [ 858.006735][ T4096] invoke_syscall+0x98/0x2b8 [ 858.007748][ T4096] el0_svc_common+0x138/0x258 [ 858.008746][ T4096] do_el0_svc+0x58/0x14c [ 858.009733][ T4096] el0_svc+0x7c/0x1f0 [ 858.010592][ T4096] el0t_64_sync_handler+0x84/0xe4 [ 858.011768][ T4096] el0t_64_sync+0x1a0/0x1a4 executing program executing program executing program executing program executing program [ 858.433240][ T4108] loop5: detected capacity change from 0 to 32768 [ 858.477593][ T4108] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop5 scanned by syz-executor400 (4108) [ 858.496743][ T4108] BTRFS info (device loop5): using crc32c (crc32c-generic) checksum algorithm [ 858.511486][ T4108] BTRFS warning (device loop5): the 'inode_cache' option is deprecated and has no effect since 5.11 [ 858.531177][ T4108] BTRFS warning (device loop5): the 'inode_cache' option is deprecated and has no effect since 5.11 [ 858.533704][ T4108] BTRFS warning (device loop5): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 858.536124][ T4108] BTRFS info (device loop5): trying to use backup root at mount time [ 858.537914][ T4108] BTRFS info (device loop5): use zlib compression, level 3 [ 858.539501][ T4108] BTRFS info (device loop5): enabling ssd optimizations [ 858.581168][ T4108] BTRFS info (device loop5): using spread ssd allocation scheme [ 858.582970][ T4108] BTRFS info (device loop5): using free space tree [ 858.584372][ T4108] BTRFS info (device loop5): has skinny extents [ 858.816937][ T4136] loop0: detected capacity change from 0 to 32768 [ 858.817404][ T4137] loop3: detected capacity change from 0 to 32768 [ 858.823420][ T4137] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz-executor400 (4137) [ 858.828474][ T4136] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz-executor400 (4136) [ 858.874308][ T4108] FAULT_INJECTION: forcing a failure. [ 858.874308][ T4108] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 858.877336][ T4108] CPU: 1 PID: 4108 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 858.879108][ T4108] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 858.881276][ T4108] Call trace: [ 858.882031][ T4108] dump_backtrace+0x0/0x530 [ 858.882982][ T4108] show_stack+0x2c/0x3c [ 858.883874][ T4108] dump_stack_lvl+0x108/0x170 [ 858.884923][ T4108] dump_stack+0x1c/0x58 [ 858.885717][ T4108] should_fail+0x400/0x5cc [ 858.886642][ T4108] should_fail_alloc_page+0x74/0xa8 [ 858.887762][ T4108] prepare_alloc_pages+0x160/0x4cc [ 858.888782][ T4108] __alloc_pages+0x138/0x674 [ 858.889728][ T4108] alloc_pages+0x390/0x634 [ 858.890714][ T4108] __page_cache_alloc+0x78/0x524 [ 858.891780][ T4108] pagecache_get_page+0xa1c/0xd94 [ 858.892922][ T4108] prepare_pages+0x11c/0x344 [ 858.893929][ T4108] btrfs_buffered_write+0x594/0xe6c [ 858.895040][ T4108] btrfs_file_write_iter+0x198/0xad8 [ 858.896136][ T4108] do_iter_readv_writev+0x420/0x5f8 [ 858.897254][ T4108] do_iter_write+0x1b8/0x664 [ 858.898266][ T4108] do_pwritev+0x1ec/0x334 [ 858.899181][ T4108] __arm64_sys_pwritev2+0xd4/0x108 [ 858.900192][ T4108] invoke_syscall+0x98/0x2b8 [ 858.901133][ T4108] el0_svc_common+0x138/0x258 [ 858.902147][ T4108] do_el0_svc+0x58/0x14c [ 858.903060][ T4108] el0_svc+0x7c/0x1f0 [ 858.903902][ T4108] el0t_64_sync_handler+0x84/0xe4 [ 858.904922][ T4108] el0t_64_sync+0x1a0/0x1a4 [ 858.996223][ T4136] FAULT_INJECTION: forcing a failure. [ 858.996223][ T4136] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 858.999066][ T4136] CPU: 1 PID: 4136 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 859.000824][ T4136] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 859.002958][ T4136] Call trace: [ 859.003664][ T4136] dump_backtrace+0x0/0x530 [ 859.004607][ T4136] show_stack+0x2c/0x3c [ 859.005555][ T4136] dump_stack_lvl+0x108/0x170 [ 859.006685][ T4136] dump_stack+0x1c/0x58 [ 859.007553][ T4136] should_fail+0x400/0x5cc [ 859.008536][ T4136] should_fail_usercopy+0x20/0x30 [ 859.009762][ T4136] copy_page_from_iter_atomic+0x3c8/0xffc [ 859.010954][ T4136] generic_perform_write+0x2d0/0x520 [ 859.012101][ T4136] ext4_buffered_write_iter+0x3fc/0x528 [ 859.013360][ T4136] ext4_file_write_iter+0x688/0x162c [ 859.014507][ T4136] do_iter_readv_writev+0x420/0x5f8 [ 859.015580][ T4136] do_iter_write+0x1b8/0x664 [ 859.016536][ T4136] do_pwritev+0x1ec/0x334 [ 859.017457][ T4136] __arm64_sys_pwritev2+0xd4/0x108 [ 859.018534][ T4136] invoke_syscall+0x98/0x2b8 [ 859.019540][ T4136] el0_svc_common+0x138/0x258 [ 859.020542][ T4136] do_el0_svc+0x58/0x14c [ 859.021444][ T4136] el0_svc+0x7c/0x1f0 [ 859.022229][ T4136] el0t_64_sync_handler+0x84/0xe4 [ 859.023287][ T4136] el0t_64_sync+0x1a0/0x1a4 executing program [ 859.150589][ T4077] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 10 /dev/loop5 scanned by udevd (4077) [ 859.182681][ T4134] loop2: detected capacity change from 0 to 32768 [ 859.188965][ T4135] loop4: detected capacity change from 0 to 32768 executing program [ 859.258688][ T4137] FAULT_INJECTION: forcing a failure. [ 859.258688][ T4137] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 859.261824][ T4137] CPU: 1 PID: 4137 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 859.263700][ T4137] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 859.265835][ T4137] Call trace: [ 859.266489][ T4137] dump_backtrace+0x0/0x530 [ 859.267405][ T4137] show_stack+0x2c/0x3c [ 859.268283][ T4137] dump_stack_lvl+0x108/0x170 [ 859.269242][ T4137] dump_stack+0x1c/0x58 [ 859.270112][ T4137] should_fail+0x400/0x5cc [ 859.271039][ T4137] should_fail_usercopy+0x20/0x30 [ 859.272054][ T4137] copy_page_from_iter_atomic+0x3c8/0xffc [ 859.273322][ T4137] generic_perform_write+0x2d0/0x520 [ 859.274446][ T4137] ext4_buffered_write_iter+0x3fc/0x528 [ 859.275679][ T4137] ext4_file_write_iter+0x688/0x162c [ 859.276762][ T4137] do_iter_readv_writev+0x420/0x5f8 [ 859.277850][ T4137] do_iter_write+0x1b8/0x664 [ 859.278748][ T4137] do_pwritev+0x1ec/0x334 [ 859.279665][ T4137] __arm64_sys_pwritev2+0xd4/0x108 [ 859.280736][ T4137] invoke_syscall+0x98/0x2b8 [ 859.281712][ T4137] el0_svc_common+0x138/0x258 [ 859.282652][ T4137] do_el0_svc+0x58/0x14c [ 859.283522][ T4137] el0_svc+0x7c/0x1f0 [ 859.284357][ T4137] el0t_64_sync_handler+0x84/0xe4 [ 859.285428][ T4137] el0t_64_sync+0x1a0/0x1a4 executing program [ 859.412172][ T4145] loop1: detected capacity change from 0 to 32768 [ 859.506025][ T4134] FAULT_INJECTION: forcing a failure. [ 859.506025][ T4134] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 859.508873][ T4134] CPU: 1 PID: 4134 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 859.510667][ T4134] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 859.512827][ T4134] Call trace: [ 859.513545][ T4134] dump_backtrace+0x0/0x530 [ 859.514472][ T4134] show_stack+0x2c/0x3c [ 859.515384][ T4134] dump_stack_lvl+0x108/0x170 [ 859.516372][ T4134] dump_stack+0x1c/0x58 [ 859.517288][ T4134] should_fail+0x400/0x5cc [ 859.518219][ T4134] should_fail_usercopy+0x20/0x30 [ 859.519342][ T4134] copy_page_from_iter_atomic+0x3c8/0xffc [ 859.520586][ T4134] generic_perform_write+0x2d0/0x520 [ 859.521739][ T4134] ext4_buffered_write_iter+0x3fc/0x528 [ 859.522946][ T4134] ext4_file_write_iter+0x688/0x162c [ 859.524103][ T4134] do_iter_readv_writev+0x420/0x5f8 [ 859.525178][ T4134] do_iter_write+0x1b8/0x664 [ 859.526079][ T4134] do_pwritev+0x1ec/0x334 [ 859.527094][ T4134] __arm64_sys_pwritev2+0xd4/0x108 [ 859.528159][ T4134] invoke_syscall+0x98/0x2b8 [ 859.529177][ T4134] el0_svc_common+0x138/0x258 [ 859.530147][ T4134] do_el0_svc+0x58/0x14c [ 859.531046][ T4134] el0_svc+0x7c/0x1f0 [ 859.531883][ T4134] el0t_64_sync_handler+0x84/0xe4 [ 859.532892][ T4134] el0t_64_sync+0x1a0/0x1a4 [ 859.569500][ T4135] FAULT_INJECTION: forcing a failure. [ 859.569500][ T4135] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 859.572598][ T4135] CPU: 0 PID: 4135 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 859.574415][ T4135] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 859.576647][ T4135] Call trace: [ 859.577333][ T4135] dump_backtrace+0x0/0x530 [ 859.578330][ T4135] show_stack+0x2c/0x3c [ 859.579226][ T4135] dump_stack_lvl+0x108/0x170 [ 859.580215][ T4135] dump_stack+0x1c/0x58 [ 859.581137][ T4135] should_fail+0x400/0x5cc [ 859.582034][ T4135] should_fail_usercopy+0x20/0x30 [ 859.583074][ T4135] copy_page_from_iter_atomic+0x3c8/0xffc [ 859.584295][ T4135] generic_perform_write+0x2d0/0x520 [ 859.585400][ T4135] ext4_buffered_write_iter+0x3fc/0x528 [ 859.586750][ T4135] ext4_file_write_iter+0x688/0x162c [ 859.587918][ T4135] do_iter_readv_writev+0x420/0x5f8 [ 859.589176][ T4135] do_iter_write+0x1b8/0x664 [ 859.590250][ T4135] do_pwritev+0x1ec/0x334 [ 859.591198][ T4135] __arm64_sys_pwritev2+0xd4/0x108 [ 859.592306][ T4135] invoke_syscall+0x98/0x2b8 [ 859.593263][ T4135] el0_svc_common+0x138/0x258 [ 859.594282][ T4135] do_el0_svc+0x58/0x14c [ 859.595214][ T4135] el0_svc+0x7c/0x1f0 [ 859.596057][ T4135] el0t_64_sync_handler+0x84/0xe4 [ 859.597141][ T4135] el0t_64_sync+0x1a0/0x1a4 executing program [ 859.694905][ T4145] FAULT_INJECTION: forcing a failure. [ 859.694905][ T4145] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 859.697858][ T4145] CPU: 0 PID: 4145 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 859.699754][ T4145] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 859.701991][ T4145] Call trace: [ 859.702706][ T4145] dump_backtrace+0x0/0x530 [ 859.703889][ T4145] show_stack+0x2c/0x3c [ 859.704799][ T4145] dump_stack_lvl+0x108/0x170 [ 859.705835][ T4145] dump_stack+0x1c/0x58 [ 859.706706][ T4145] should_fail+0x400/0x5cc [ 859.707826][ T4145] should_fail_usercopy+0x20/0x30 [ 859.708902][ T4145] copy_page_from_iter_atomic+0x3c8/0xffc [ 859.710208][ T4145] generic_perform_write+0x2d0/0x520 [ 859.711371][ T4145] ext4_buffered_write_iter+0x3fc/0x528 [ 859.712600][ T4145] ext4_file_write_iter+0x688/0x162c [ 859.713661][ T4145] do_iter_readv_writev+0x420/0x5f8 [ 859.714724][ T4145] do_iter_write+0x1b8/0x664 [ 859.715631][ T4145] do_pwritev+0x1ec/0x334 [ 859.716514][ T4145] __arm64_sys_pwritev2+0xd4/0x108 [ 859.717545][ T4145] invoke_syscall+0x98/0x2b8 [ 859.718487][ T4145] el0_svc_common+0x138/0x258 [ 859.719432][ T4145] do_el0_svc+0x58/0x14c [ 859.720327][ T4145] el0_svc+0x7c/0x1f0 [ 859.721137][ T4145] el0t_64_sync_handler+0x84/0xe4 [ 859.722205][ T4145] el0t_64_sync+0x1a0/0x1a4 executing program executing program [ 859.978099][ T4166] loop0: detected capacity change from 0 to 32768 [ 860.188170][ T4177] loop5: detected capacity change from 0 to 32768 [ 860.211814][ T4177] BTRFS info (device loop5): using crc32c (crc32c-generic) checksum algorithm [ 860.218587][ T4177] BTRFS warning (device loop5): the 'inode_cache' option is deprecated and has no effect since 5.11 [ 860.229240][ T4179] loop3: detected capacity change from 0 to 32768 [ 860.237752][ T4177] BTRFS warning (device loop5): the 'inode_cache' option is deprecated and has no effect since 5.11 [ 860.246315][ T4179] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz-executor400 (4179) [ 860.252303][ T4177] BTRFS warning (device loop5): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 860.268378][ T4177] BTRFS info (device loop5): trying to use backup root at mount time [ 860.275161][ T4166] FAULT_INJECTION: forcing a failure. [ 860.275161][ T4166] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 860.278053][ T4166] CPU: 1 PID: 4166 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 860.279958][ T4166] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 860.282130][ T4166] Call trace: [ 860.282783][ T4166] dump_backtrace+0x0/0x530 [ 860.283747][ T4166] show_stack+0x2c/0x3c [ 860.284655][ T4166] dump_stack_lvl+0x108/0x170 [ 860.285676][ T4166] dump_stack+0x1c/0x58 [ 860.286573][ T4166] should_fail+0x400/0x5cc [ 860.287471][ T4166] should_fail_usercopy+0x20/0x30 [ 860.288540][ T4166] copy_page_from_iter_atomic+0x3c8/0xffc [ 860.289649][ T4166] generic_perform_write+0x2d0/0x520 [ 860.290698][ T4166] ext4_buffered_write_iter+0x3fc/0x528 [ 860.291935][ T4166] ext4_file_write_iter+0x688/0x162c [ 860.293040][ T4166] do_iter_readv_writev+0x420/0x5f8 [ 860.294206][ T4166] do_iter_write+0x1b8/0x664 [ 860.295294][ T4166] do_pwritev+0x1ec/0x334 [ 860.296259][ T4166] __arm64_sys_pwritev2+0xd4/0x108 [ 860.297440][ T4166] invoke_syscall+0x98/0x2b8 [ 860.298418][ T4166] el0_svc_common+0x138/0x258 [ 860.299419][ T4166] do_el0_svc+0x58/0x14c [ 860.300430][ T4166] el0_svc+0x7c/0x1f0 [ 860.301273][ T4166] el0t_64_sync_handler+0x84/0xe4 [ 860.302374][ T4166] el0t_64_sync+0x1a0/0x1a4 [ 860.306415][ T4177] BTRFS info (device loop5): use zlib compression, level 3 [ 860.310521][ T4177] BTRFS info (device loop5): enabling ssd optimizations [ 860.324633][ T4177] BTRFS info (device loop5): using spread ssd allocation scheme [ 860.331140][ T4177] BTRFS info (device loop5): using free space tree [ 860.336251][ T4177] BTRFS info (device loop5): has skinny extents executing program [ 860.529929][ T4182] loop2: detected capacity change from 0 to 32768 [ 860.562203][ T4182] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz-executor400 (4182) [ 860.566043][ T4179] FAULT_INJECTION: forcing a failure. [ 860.566043][ T4179] name failslab, interval 1, probability 0, space 0, times 0 [ 860.580911][ T4179] CPU: 0 PID: 4179 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 860.582826][ T4179] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 860.584908][ T4179] Call trace: [ 860.585566][ T4179] dump_backtrace+0x0/0x530 [ 860.586512][ T4179] show_stack+0x2c/0x3c [ 860.587363][ T4179] dump_stack_lvl+0x108/0x170 [ 860.588361][ T4179] dump_stack+0x1c/0x58 [ 860.589252][ T4179] should_fail+0x400/0x5cc [ 860.590172][ T4179] __should_failslab+0xbc/0x110 [ 860.591157][ T4179] should_failslab+0x10/0x28 [ 860.592140][ T4179] slab_pre_alloc_hook+0x64/0xe8 [ 860.593326][ T4179] kmem_cache_alloc+0x98/0x45c [ 860.594322][ T4179] jbd2__journal_start+0x158/0x7b4 [ 860.595381][ T4179] __ext4_journal_start_sb+0x358/0x70c [ 860.596590][ T4179] ext4_dirty_inode+0x9c/0x100 [ 860.597656][ T4179] __mark_inode_dirty+0x2b0/0x10f4 [ 860.598789][ T4179] generic_write_end+0x15c/0x238 [ 860.599903][ T4179] ext4_da_write_end+0x51c/0x930 [ 860.600987][ T4179] generic_perform_write+0x354/0x520 [ 860.602171][ T4179] ext4_buffered_write_iter+0x3fc/0x528 [ 860.603342][ T4179] ext4_file_write_iter+0x688/0x162c [ 860.604566][ T4179] do_iter_readv_writev+0x420/0x5f8 [ 860.605676][ T4179] do_iter_write+0x1b8/0x664 [ 860.606707][ T4179] do_pwritev+0x1ec/0x334 [ 860.606817][ T4184] loop4: detected capacity change from 0 to 32768 [ 860.607676][ T4179] __arm64_sys_pwritev2+0xd4/0x108 [ 860.607691][ T4179] invoke_syscall+0x98/0x2b8 [ 860.607704][ T4179] el0_svc_common+0x138/0x258 [ 860.612090][ T4179] do_el0_svc+0x58/0x14c [ 860.612991][ T4179] el0_svc+0x7c/0x1f0 [ 860.613857][ T4179] el0t_64_sync_handler+0x84/0xe4 [ 860.614948][ T4179] el0t_64_sync+0x1a0/0x1a4 [ 860.641401][ T4184] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz-executor400 (4184) executing program [ 860.777790][ T4177] FAULT_INJECTION: forcing a failure. [ 860.777790][ T4177] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 860.789091][ T4177] CPU: 0 PID: 4177 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 860.790882][ T4177] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 860.793102][ T4177] Call trace: [ 860.793803][ T4177] dump_backtrace+0x0/0x530 [ 860.794814][ T4177] show_stack+0x2c/0x3c [ 860.795753][ T4177] dump_stack_lvl+0x108/0x170 [ 860.796719][ T4177] dump_stack+0x1c/0x58 [ 860.797621][ T4177] should_fail+0x400/0x5cc [ 860.798591][ T4177] should_fail_alloc_page+0x74/0xa8 [ 860.799745][ T4177] prepare_alloc_pages+0x160/0x4cc [ 860.800854][ T4177] __alloc_pages+0x138/0x674 [ 860.801793][ T4177] alloc_pages+0x390/0x634 [ 860.802684][ T4177] __page_cache_alloc+0x78/0x524 [ 860.803733][ T4177] pagecache_get_page+0xa1c/0xd94 [ 860.804882][ T4177] prepare_pages+0x11c/0x344 [ 860.805805][ T4177] btrfs_buffered_write+0x594/0xe6c [ 860.806978][ T4177] btrfs_file_write_iter+0x198/0xad8 [ 860.808139][ T4177] do_iter_readv_writev+0x420/0x5f8 [ 860.809236][ T4177] do_iter_write+0x1b8/0x664 [ 860.810277][ T4177] do_pwritev+0x1ec/0x334 [ 860.811253][ T4177] __arm64_sys_pwritev2+0xd4/0x108 [ 860.812349][ T4177] invoke_syscall+0x98/0x2b8 [ 860.813324][ T4177] el0_svc_common+0x138/0x258 [ 860.814376][ T4177] do_el0_svc+0x58/0x14c [ 860.815284][ T4177] el0_svc+0x7c/0x1f0 [ 860.816162][ T4177] el0t_64_sync_handler+0x84/0xe4 [ 860.817172][ T4177] el0t_64_sync+0x1a0/0x1a4 [ 860.852624][ T4184] FAULT_INJECTION: forcing a failure. [ 860.852624][ T4184] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 860.855459][ T4184] CPU: 0 PID: 4184 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 860.857369][ T4184] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 860.859451][ T4184] Call trace: [ 860.860131][ T4184] dump_backtrace+0x0/0x530 [ 860.861079][ T4184] show_stack+0x2c/0x3c [ 860.861968][ T4184] dump_stack_lvl+0x108/0x170 [ 860.862956][ T4184] dump_stack+0x1c/0x58 [ 860.863914][ T4184] should_fail+0x400/0x5cc [ 860.864869][ T4184] should_fail_usercopy+0x20/0x30 [ 860.865945][ T4184] copy_page_from_iter_atomic+0x3c8/0xffc [ 860.867130][ T4184] generic_perform_write+0x2d0/0x520 [ 860.868236][ T4184] ext4_buffered_write_iter+0x3fc/0x528 [ 860.869474][ T4184] ext4_file_write_iter+0x688/0x162c [ 860.870552][ T4184] do_iter_readv_writev+0x420/0x5f8 [ 860.871607][ T4184] do_iter_write+0x1b8/0x664 [ 860.872656][ T4184] do_pwritev+0x1ec/0x334 [ 860.873625][ T4184] __arm64_sys_pwritev2+0xd4/0x108 [ 860.874693][ T4184] invoke_syscall+0x98/0x2b8 [ 860.875620][ T4184] el0_svc_common+0x138/0x258 [ 860.876572][ T4184] do_el0_svc+0x58/0x14c [ 860.877335][ T4186] loop1: detected capacity change from 0 to 32768 [ 860.877506][ T4184] el0_svc+0x7c/0x1f0 [ 860.879939][ T4184] el0t_64_sync_handler+0x84/0xe4 [ 860.880986][ T4184] el0t_64_sync+0x1a0/0x1a4 [ 860.889575][ T4186] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz-executor400 (4186) [ 860.904004][ T4182] FAULT_INJECTION: forcing a failure. [ 860.904004][ T4182] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 860.911850][ T4182] CPU: 1 PID: 4182 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 860.913852][ T4182] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 860.916073][ T4182] Call trace: [ 860.916728][ T4182] dump_backtrace+0x0/0x530 [ 860.917769][ T4182] show_stack+0x2c/0x3c [ 860.918645][ T4182] dump_stack_lvl+0x108/0x170 [ 860.919695][ T4182] dump_stack+0x1c/0x58 [ 860.920582][ T4182] should_fail+0x400/0x5cc [ 860.921543][ T4182] should_fail_alloc_page+0x74/0xa8 [ 860.922634][ T4182] prepare_alloc_pages+0x160/0x4cc [ 860.923778][ T4182] __alloc_pages+0x138/0x674 [ 860.924857][ T4182] alloc_pages+0x390/0x634 [ 860.925818][ T4182] __page_cache_alloc+0x78/0x524 [ 860.926932][ T4182] pagecache_get_page+0xa1c/0xd94 [ 860.928053][ T4182] grab_cache_page_write_begin+0x68/0xb4 [ 860.929231][ T4182] ext4_da_write_begin+0x4d8/0x8e8 [ 860.930330][ T4182] generic_perform_write+0x24c/0x520 [ 860.931531][ T4182] ext4_buffered_write_iter+0x3fc/0x528 [ 860.932778][ T4182] ext4_file_write_iter+0x688/0x162c [ 860.933948][ T4182] do_iter_readv_writev+0x420/0x5f8 [ 860.935171][ T4182] do_iter_write+0x1b8/0x664 [ 860.936299][ T4182] do_pwritev+0x1ec/0x334 [ 860.937286][ T4182] __arm64_sys_pwritev2+0xd4/0x108 [ 860.938433][ T4182] invoke_syscall+0x98/0x2b8 [ 860.939402][ T4182] el0_svc_common+0x138/0x258 [ 860.940554][ T4182] do_el0_svc+0x58/0x14c [ 860.941523][ T4182] el0_svc+0x7c/0x1f0 [ 860.942486][ T4182] el0t_64_sync_handler+0x84/0xe4 [ 860.943586][ T4182] el0t_64_sync+0x1a0/0x1a4 executing program executing program executing program [ 861.212737][ T4186] FAULT_INJECTION: forcing a failure. [ 861.212737][ T4186] name failslab, interval 1, probability 0, space 0, times 0 [ 861.228289][ T4186] CPU: 1 PID: 4186 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 861.230130][ T4186] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 861.232282][ T4186] Call trace: [ 861.233061][ T4186] dump_backtrace+0x0/0x530 [ 861.234121][ T4186] show_stack+0x2c/0x3c [ 861.235006][ T4186] dump_stack_lvl+0x108/0x170 [ 861.235949][ T4186] dump_stack+0x1c/0x58 [ 861.236966][ T4186] should_fail+0x400/0x5cc [ 861.238034][ T4186] __should_failslab+0xbc/0x110 [ 861.239092][ T4186] should_failslab+0x10/0x28 [ 861.240026][ T4186] slab_pre_alloc_hook+0x64/0xe8 [ 861.241119][ T4186] kmem_cache_alloc+0x98/0x45c [ 861.242253][ T4186] jbd2__journal_start+0x158/0x7b4 [ 861.243342][ T4186] __ext4_journal_start_sb+0x358/0x70c [ 861.244434][ T4186] ext4_dirty_inode+0x9c/0x100 [ 861.245492][ T4186] __mark_inode_dirty+0x2b0/0x10f4 [ 861.246524][ T4186] generic_write_end+0x15c/0x238 [ 861.247617][ T4186] ext4_da_write_end+0x51c/0x930 [ 861.248650][ T4186] generic_perform_write+0x354/0x520 [ 861.249871][ T4186] ext4_buffered_write_iter+0x3fc/0x528 [ 861.251095][ T4186] ext4_file_write_iter+0x688/0x162c [ 861.252266][ T4186] do_iter_readv_writev+0x420/0x5f8 [ 861.253459][ T4186] do_iter_write+0x1b8/0x664 [ 861.254452][ T4186] do_pwritev+0x1ec/0x334 [ 861.255487][ T4186] __arm64_sys_pwritev2+0xd4/0x108 [ 861.256580][ T4186] invoke_syscall+0x98/0x2b8 [ 861.257540][ T4186] el0_svc_common+0x138/0x258 [ 861.258527][ T4186] do_el0_svc+0x58/0x14c [ 861.259460][ T4186] el0_svc+0x7c/0x1f0 [ 861.260310][ T4186] el0t_64_sync_handler+0x84/0xe4 [ 861.261418][ T4186] el0t_64_sync+0x1a0/0x1a4 [ 861.281576][ T4198] loop0: detected capacity change from 0 to 32768 [ 861.295578][ T4198] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop0 scanned by syz-executor400 (4198) [ 861.328451][ T4198] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 861.330389][ T4198] BTRFS warning (device loop0): the 'inode_cache' option is deprecated and has no effect since 5.11 [ 861.342978][ T4198] BTRFS warning (device loop0): the 'inode_cache' option is deprecated and has no effect since 5.11 [ 861.345233][ T4198] BTRFS warning (device loop0): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 861.347482][ T4198] BTRFS info (device loop0): trying to use backup root at mount time [ 861.349307][ T4198] BTRFS info (device loop0): use zlib compression, level 3 [ 861.390716][ T4198] BTRFS info (device loop0): enabling ssd optimizations [ 861.392131][ T4198] BTRFS info (device loop0): using spread ssd allocation scheme [ 861.393722][ T4198] BTRFS info (device loop0): using free space tree [ 861.395183][ T4198] BTRFS info (device loop0): has skinny extents executing program [ 861.444485][ T4205] loop3: detected capacity change from 0 to 32768 [ 861.480359][ T4205] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz-executor400 (4205) [ 861.617360][ T4205] FAULT_INJECTION: forcing a failure. [ 861.617360][ T4205] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 861.620118][ T4205] CPU: 0 PID: 4205 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 861.621884][ T4205] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 861.624002][ T4205] Call trace: [ 861.624724][ T4205] dump_backtrace+0x0/0x530 [ 861.625632][ T4205] show_stack+0x2c/0x3c [ 861.626501][ T4205] dump_stack_lvl+0x108/0x170 [ 861.627582][ T4205] dump_stack+0x1c/0x58 [ 861.628556][ T4205] should_fail+0x400/0x5cc [ 861.629557][ T4205] should_fail_usercopy+0x20/0x30 [ 861.630671][ T4205] copy_page_from_iter_atomic+0x3c8/0xffc [ 861.631975][ T4205] generic_perform_write+0x2d0/0x520 [ 861.633189][ T4205] ext4_buffered_write_iter+0x3fc/0x528 [ 861.634316][ T4205] ext4_file_write_iter+0x688/0x162c [ 861.635523][ T4205] do_iter_readv_writev+0x420/0x5f8 [ 861.636630][ T4205] do_iter_write+0x1b8/0x664 [ 861.637592][ T4205] do_pwritev+0x1ec/0x334 [ 861.638515][ T4205] __arm64_sys_pwritev2+0xd4/0x108 [ 861.639723][ T4205] invoke_syscall+0x98/0x2b8 [ 861.640658][ T4205] el0_svc_common+0x138/0x258 [ 861.641779][ T4205] do_el0_svc+0x58/0x14c [ 861.642770][ T4205] el0_svc+0x7c/0x1f0 [ 861.643637][ T4205] el0t_64_sync_handler+0x84/0xe4 [ 861.644679][ T4205] el0t_64_sync+0x1a0/0x1a4 executing program [ 861.735578][ T4198] FAULT_INJECTION: forcing a failure. [ 861.735578][ T4198] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 861.738422][ T4198] CPU: 0 PID: 4198 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 861.740217][ T4198] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 861.742239][ T4198] Call trace: [ 861.742962][ T4198] dump_backtrace+0x0/0x530 [ 861.743889][ T4198] show_stack+0x2c/0x3c [ 861.744758][ T4198] dump_stack_lvl+0x108/0x170 [ 861.745843][ T4198] dump_stack+0x1c/0x58 [ 861.746765][ T4198] should_fail+0x400/0x5cc [ 861.747675][ T4198] should_fail_alloc_page+0x74/0xa8 [ 861.748840][ T4198] prepare_alloc_pages+0x160/0x4cc [ 861.749928][ T4198] __alloc_pages+0x138/0x674 [ 861.750937][ T4198] alloc_pages+0x390/0x634 [ 861.751891][ T4198] __page_cache_alloc+0x78/0x524 [ 861.752840][ T4198] pagecache_get_page+0xa1c/0xd94 [ 861.753978][ T4198] prepare_pages+0x11c/0x344 [ 861.755044][ T4198] btrfs_buffered_write+0x594/0xe6c [ 861.756167][ T4198] btrfs_file_write_iter+0x198/0xad8 [ 861.757331][ T4198] do_iter_readv_writev+0x420/0x5f8 [ 861.758462][ T4198] do_iter_write+0x1b8/0x664 [ 861.759416][ T4198] do_pwritev+0x1ec/0x334 [ 861.760349][ T4198] __arm64_sys_pwritev2+0xd4/0x108 [ 861.761538][ T4198] invoke_syscall+0x98/0x2b8 [ 861.762597][ T4198] el0_svc_common+0x138/0x258 [ 861.763746][ T4198] do_el0_svc+0x58/0x14c [ 861.764643][ T4198] el0_svc+0x7c/0x1f0 [ 861.765456][ T4198] el0t_64_sync_handler+0x84/0xe4 [ 861.766508][ T4198] el0t_64_sync+0x1a0/0x1a4 [ 861.931192][ T4242] loop3: detected capacity change from 0 to 32768 [ 861.937511][ T4242] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz-executor400 (4242) executing program [ 862.070956][ T4180] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 10 /dev/loop0 scanned by udevd (4180) [ 862.079800][ T4211] loop4: detected capacity change from 0 to 32768 [ 862.204073][ T4220] loop2: detected capacity change from 0 to 32768 [ 862.207734][ T4224] loop1: detected capacity change from 0 to 32768 [ 862.223787][ T4242] FAULT_INJECTION: forcing a failure. [ 862.223787][ T4242] name failslab, interval 1, probability 0, space 0, times 0 [ 862.241038][ T4242] CPU: 1 PID: 4242 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 862.243011][ T4242] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 862.245224][ T4242] Call trace: [ 862.245980][ T4242] dump_backtrace+0x0/0x530 [ 862.246943][ T4242] show_stack+0x2c/0x3c [ 862.247894][ T4242] dump_stack_lvl+0x108/0x170 [ 862.248926][ T4242] dump_stack+0x1c/0x58 [ 862.249908][ T4242] should_fail+0x400/0x5cc [ 862.250963][ T4242] __should_failslab+0xbc/0x110 [ 862.252067][ T4242] should_failslab+0x10/0x28 [ 862.253081][ T4242] slab_pre_alloc_hook+0x64/0xe8 [ 862.254201][ T4242] kmem_cache_alloc+0x98/0x45c [ 862.255276][ T4242] jbd2__journal_start+0x158/0x7b4 [ 862.256478][ T4242] __ext4_journal_start_sb+0x358/0x70c [ 862.257772][ T4242] ext4_dirty_inode+0x9c/0x100 [ 862.258882][ T4242] __mark_inode_dirty+0x2b0/0x10f4 [ 862.260069][ T4242] generic_write_end+0x15c/0x238 [ 862.261188][ T4242] ext4_da_write_end+0x51c/0x930 [ 862.262236][ T4242] generic_perform_write+0x354/0x520 [ 862.263440][ T4242] ext4_buffered_write_iter+0x3fc/0x528 [ 862.264752][ T4242] ext4_file_write_iter+0x688/0x162c [ 862.266019][ T4242] do_iter_readv_writev+0x420/0x5f8 [ 862.267230][ T4242] do_iter_write+0x1b8/0x664 [ 862.268308][ T4242] do_pwritev+0x1ec/0x334 [ 862.269310][ T4242] __arm64_sys_pwritev2+0xd4/0x108 [ 862.270417][ T4242] invoke_syscall+0x98/0x2b8 [ 862.271435][ T4242] el0_svc_common+0x138/0x258 [ 862.272457][ T4242] do_el0_svc+0x58/0x14c [ 862.273398][ T4242] el0_svc+0x7c/0x1f0 [ 862.274307][ T4242] el0t_64_sync_handler+0x84/0xe4 [ 862.275426][ T4242] el0t_64_sync+0x1a0/0x1a4 [ 862.322338][ T4219] loop5: detected capacity change from 0 to 32768 [ 862.338261][ T4219] FAULT_INJECTION: forcing a failure. [ 862.338261][ T4219] name failslab, interval 1, probability 0, space 0, times 0 [ 862.344313][ T4211] FAULT_INJECTION: forcing a failure. [ 862.344313][ T4211] name failslab, interval 1, probability 0, space 0, times 0 [ 862.347132][ T4219] CPU: 1 PID: 4219 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 862.347149][ T4219] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 862.347160][ T4219] Call trace: [ 862.347164][ T4219] dump_backtrace+0x0/0x530 [ 862.347182][ T4219] show_stack+0x2c/0x3c [ 862.354194][ T4219] dump_stack_lvl+0x108/0x170 [ 862.355295][ T4219] dump_stack+0x1c/0x58 [ 862.356243][ T4219] should_fail+0x400/0x5cc [ 862.357369][ T4219] __should_failslab+0xbc/0x110 [ 862.358466][ T4219] should_failslab+0x10/0x28 [ 862.359533][ T4219] slab_pre_alloc_hook+0x64/0xe8 [ 862.360582][ T4219] kmem_cache_alloc+0x98/0x45c [ 862.361592][ T4219] jbd2__journal_start+0x158/0x7b4 [ 862.362790][ T4219] __ext4_journal_start_sb+0x358/0x70c [ 862.364113][ T4219] ext4_dirty_inode+0x9c/0x100 [ 862.365126][ T4219] __mark_inode_dirty+0x2b0/0x10f4 [ 862.366358][ T4219] generic_write_end+0x15c/0x238 [ 862.367433][ T4219] ext4_da_write_end+0x51c/0x930 [ 862.368560][ T4219] generic_perform_write+0x354/0x520 [ 862.369798][ T4219] ext4_buffered_write_iter+0x3fc/0x528 [ 862.371070][ T4219] ext4_file_write_iter+0x688/0x162c [ 862.372282][ T4219] do_iter_readv_writev+0x420/0x5f8 [ 862.373488][ T4219] do_iter_write+0x1b8/0x664 [ 862.374509][ T4219] do_pwritev+0x1ec/0x334 [ 862.375522][ T4219] __arm64_sys_pwritev2+0xd4/0x108 [ 862.376700][ T4219] invoke_syscall+0x98/0x2b8 [ 862.377799][ T4219] el0_svc_common+0x138/0x258 [ 862.378953][ T4219] do_el0_svc+0x58/0x14c [ 862.379977][ T4219] el0_svc+0x7c/0x1f0 [ 862.380939][ T4219] el0t_64_sync_handler+0x84/0xe4 [ 862.382024][ T4219] el0t_64_sync+0x1a0/0x1a4 [ 862.385302][ T4211] CPU: 0 PID: 4211 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 862.387243][ T4211] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 862.389343][ T4211] Call trace: [ 862.390010][ T4211] dump_backtrace+0x0/0x530 [ 862.390980][ T4211] show_stack+0x2c/0x3c [ 862.391913][ T4211] dump_stack_lvl+0x108/0x170 [ 862.392912][ T4211] dump_stack+0x1c/0x58 [ 862.393749][ T4211] should_fail+0x400/0x5cc [ 862.394682][ T4211] __should_failslab+0xbc/0x110 [ 862.395751][ T4211] should_failslab+0x10/0x28 [ 862.396792][ T4211] slab_pre_alloc_hook+0x64/0xe8 [ 862.397840][ T4211] kmem_cache_alloc+0x98/0x45c [ 862.398872][ T4211] jbd2__journal_start+0x158/0x7b4 [ 862.399943][ T4211] __ext4_journal_start_sb+0x358/0x70c [ 862.401067][ T4211] ext4_dirty_inode+0x9c/0x100 [ 862.402072][ T4211] __mark_inode_dirty+0x2b0/0x10f4 [ 862.403193][ T4211] generic_write_end+0x15c/0x238 [ 862.404210][ T4211] ext4_da_write_end+0x51c/0x930 [ 862.405202][ T4211] generic_perform_write+0x354/0x520 [ 862.406357][ T4211] ext4_buffered_write_iter+0x3fc/0x528 [ 862.407579][ T4211] ext4_file_write_iter+0x688/0x162c [ 862.408721][ T4211] do_iter_readv_writev+0x420/0x5f8 [ 862.409890][ T4211] do_iter_write+0x1b8/0x664 [ 862.410855][ T4211] do_pwritev+0x1ec/0x334 [ 862.411775][ T4211] __arm64_sys_pwritev2+0xd4/0x108 [ 862.412934][ T4211] invoke_syscall+0x98/0x2b8 [ 862.413975][ T4211] el0_svc_common+0x138/0x258 [ 862.415025][ T4211] do_el0_svc+0x58/0x14c [ 862.415964][ T4211] el0_svc+0x7c/0x1f0 [ 862.416869][ T4211] el0t_64_sync_handler+0x84/0xe4 [ 862.418007][ T4211] el0t_64_sync+0x1a0/0x1a4 executing program [ 862.564788][ T4220] FAULT_INJECTION: forcing a failure. [ 862.564788][ T4220] name failslab, interval 1, probability 0, space 0, times 0 [ 862.578994][ T4220] CPU: 0 PID: 4220 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 executing program [ 862.580888][ T4220] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 862.583177][ T4220] Call trace: [ 862.583941][ T4220] dump_backtrace+0x0/0x530 [ 862.584925][ T4220] show_stack+0x2c/0x3c [ 862.585838][ T4220] dump_stack_lvl+0x108/0x170 [ 862.586876][ T4220] dump_stack+0x1c/0x58 [ 862.587819][ T4220] should_fail+0x400/0x5cc [ 862.588833][ T4220] __should_failslab+0xbc/0x110 [ 862.589923][ T4220] should_failslab+0x10/0x28 [ 862.590879][ T4220] slab_pre_alloc_hook+0x64/0xe8 [ 862.592006][ T4220] kmem_cache_alloc+0x98/0x45c [ 862.593090][ T4220] jbd2__journal_start+0x158/0x7b4 [ 862.594201][ T4220] __ext4_journal_start_sb+0x358/0x70c [ 862.595413][ T4220] ext4_dirty_inode+0x9c/0x100 [ 862.596554][ T4220] __mark_inode_dirty+0x2b0/0x10f4 [ 862.597646][ T4220] generic_write_end+0x15c/0x238 [ 862.598743][ T4220] ext4_da_write_end+0x51c/0x930 [ 862.599743][ T4220] generic_perform_write+0x354/0x520 [ 862.600909][ T4220] ext4_buffered_write_iter+0x3fc/0x528 [ 862.602131][ T4220] ext4_file_write_iter+0x688/0x162c [ 862.603345][ T4220] do_iter_readv_writev+0x420/0x5f8 [ 862.604549][ T4220] do_iter_write+0x1b8/0x664 [ 862.605589][ T4220] do_pwritev+0x1ec/0x334 [ 862.606510][ T4220] __arm64_sys_pwritev2+0xd4/0x108 [ 862.607695][ T4220] invoke_syscall+0x98/0x2b8 [ 862.608756][ T4220] el0_svc_common+0x138/0x258 [ 862.609872][ T4220] do_el0_svc+0x58/0x14c [ 862.610774][ T4220] el0_svc+0x7c/0x1f0 [ 862.611656][ T4220] el0t_64_sync_handler+0x84/0xe4 [ 862.612760][ T4220] el0t_64_sync+0x1a0/0x1a4 [ 862.624793][ T4224] FAULT_INJECTION: forcing a failure. [ 862.624793][ T4224] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 862.627547][ T4224] CPU: 0 PID: 4224 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 862.629414][ T4224] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 862.631544][ T4224] Call trace: [ 862.632356][ T4224] dump_backtrace+0x0/0x530 [ 862.633397][ T4224] show_stack+0x2c/0x3c [ 862.634360][ T4224] dump_stack_lvl+0x108/0x170 [ 862.635374][ T4224] dump_stack+0x1c/0x58 [ 862.636326][ T4224] should_fail+0x400/0x5cc [ 862.637366][ T4224] should_fail_usercopy+0x20/0x30 [ 862.638520][ T4224] copy_page_from_iter_atomic+0x3c8/0xffc [ 862.639811][ T4224] generic_perform_write+0x2d0/0x520 [ 862.640992][ T4224] ext4_buffered_write_iter+0x3fc/0x528 [ 862.642245][ T4224] ext4_file_write_iter+0x688/0x162c [ 862.643454][ T4224] do_iter_readv_writev+0x420/0x5f8 [ 862.644605][ T4224] do_iter_write+0x1b8/0x664 [ 862.645576][ T4224] do_pwritev+0x1ec/0x334 [ 862.646575][ T4224] __arm64_sys_pwritev2+0xd4/0x108 [ 862.647588][ T4224] invoke_syscall+0x98/0x2b8 [ 862.648625][ T4224] el0_svc_common+0x138/0x258 [ 862.649707][ T4224] do_el0_svc+0x58/0x14c [ 862.650625][ T4224] el0_svc+0x7c/0x1f0 executing program [ 862.651521][ T4224] el0t_64_sync_handler+0x84/0xe4 [ 862.652420][ T4224] el0t_64_sync+0x1a0/0x1a4 executing program executing program [ 863.294398][ T4244] FAULT_INJECTION: forcing a failure. [ 863.294398][ T4244] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 863.297473][ T4244] CPU: 0 PID: 4244 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 863.299428][ T4244] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 863.301713][ T4244] Call trace: [ 863.302451][ T4244] dump_backtrace+0x0/0x530 [ 863.303447][ T4244] show_stack+0x2c/0x3c [ 863.304393][ T4244] dump_stack_lvl+0x108/0x170 [ 863.305465][ T4244] dump_stack+0x1c/0x58 [ 863.306410][ T4244] should_fail+0x400/0x5cc [ 863.307378][ T4244] should_fail_usercopy+0x20/0x30 [ 863.308507][ T4244] copy_page_from_iter_atomic+0x3c8/0xffc [ 863.309709][ T4244] generic_perform_write+0x2d0/0x520 [ 863.310837][ T4244] ext4_buffered_write_iter+0x3fc/0x528 [ 863.312111][ T4244] ext4_file_write_iter+0x688/0x162c [ 863.313332][ T4244] do_iter_readv_writev+0x420/0x5f8 [ 863.314529][ T4244] do_iter_write+0x1b8/0x664 [ 863.315565][ T4244] do_pwritev+0x1ec/0x334 [ 863.316545][ T4244] __arm64_sys_pwritev2+0xd4/0x108 [ 863.317656][ T4244] invoke_syscall+0x98/0x2b8 [ 863.318688][ T4244] el0_svc_common+0x138/0x258 [ 863.319744][ T4244] do_el0_svc+0x58/0x14c [ 863.320664][ T4244] el0_svc+0x7c/0x1f0 [ 863.321559][ T4244] el0t_64_sync_handler+0x84/0xe4 [ 863.322701][ T4244] el0t_64_sync+0x1a0/0x1a4 [ 863.348272][ T4247] loop3: detected capacity change from 0 to 32768 executing program [ 863.479979][ T4251] loop4: detected capacity change from 0 to 32768 [ 863.506728][ T4249] loop5: detected capacity change from 0 to 32768 [ 863.548744][ T4249] FAULT_INJECTION: forcing a failure. [ 863.548744][ T4249] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 863.551791][ T4249] CPU: 1 PID: 4249 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 863.553574][ T4249] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 863.555781][ T4249] Call trace: [ 863.556577][ T4249] dump_backtrace+0x0/0x530 [ 863.557476][ T4249] show_stack+0x2c/0x3c [ 863.558299][ T4249] dump_stack_lvl+0x108/0x170 [ 863.559292][ T4249] dump_stack+0x1c/0x58 [ 863.560114][ T4249] should_fail+0x400/0x5cc [ 863.561074][ T4249] should_fail_usercopy+0x20/0x30 [ 863.562131][ T4249] copy_page_from_iter_atomic+0x3c8/0xffc [ 863.563317][ T4249] generic_perform_write+0x2d0/0x520 [ 863.564423][ T4249] ext4_buffered_write_iter+0x3fc/0x528 [ 863.565620][ T4249] ext4_file_write_iter+0x688/0x162c [ 863.566729][ T4249] do_iter_readv_writev+0x420/0x5f8 [ 863.567921][ T4249] do_iter_write+0x1b8/0x664 [ 863.568976][ T4249] do_pwritev+0x1ec/0x334 [ 863.569896][ T4249] __arm64_sys_pwritev2+0xd4/0x108 [ 863.570964][ T4249] invoke_syscall+0x98/0x2b8 [ 863.572023][ T4249] el0_svc_common+0x138/0x258 [ 863.572996][ T4249] do_el0_svc+0x58/0x14c [ 863.573933][ T4249] el0_svc+0x7c/0x1f0 [ 863.574836][ T4249] el0t_64_sync_handler+0x84/0xe4 [ 863.575927][ T4249] el0t_64_sync+0x1a0/0x1a4 [ 863.660389][ T4255] loop1: detected capacity change from 0 to 32768 [ 863.664126][ T4247] FAULT_INJECTION: forcing a failure. [ 863.664126][ T4247] name failslab, interval 1, probability 0, space 0, times 0 [ 863.677138][ T4247] CPU: 1 PID: 4247 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 863.679082][ T4247] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 863.681290][ T4247] Call trace: [ 863.681951][ T4247] dump_backtrace+0x0/0x530 [ 863.682913][ T4247] show_stack+0x2c/0x3c [ 863.683814][ T4247] dump_stack_lvl+0x108/0x170 [ 863.684853][ T4247] dump_stack+0x1c/0x58 [ 863.685619][ T4255] FAULT_INJECTION: forcing a failure. [ 863.685619][ T4255] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 863.685749][ T4247] should_fail+0x400/0x5cc [ 863.689660][ T4247] __should_failslab+0xbc/0x110 [ 863.690750][ T4247] should_failslab+0x10/0x28 [ 863.691752][ T4247] slab_pre_alloc_hook+0x64/0xe8 [ 863.692842][ T4247] kmem_cache_alloc+0x98/0x45c [ 863.693882][ T4247] jbd2__journal_start+0x158/0x7b4 [ 863.695037][ T4247] __ext4_journal_start_sb+0x358/0x70c [ 863.696211][ T4247] ext4_dirty_inode+0x9c/0x100 [ 863.697286][ T4247] __mark_inode_dirty+0x2b0/0x10f4 [ 863.698305][ T4247] generic_write_end+0x15c/0x238 [ 863.699347][ T4247] ext4_da_write_end+0x51c/0x930 [ 863.700445][ T4247] generic_perform_write+0x354/0x520 [ 863.701628][ T4247] ext4_buffered_write_iter+0x3fc/0x528 [ 863.702904][ T4247] ext4_file_write_iter+0x688/0x162c [ 863.704088][ T4247] do_iter_readv_writev+0x420/0x5f8 [ 863.705302][ T4247] do_iter_write+0x1b8/0x664 [ 863.706277][ T4247] do_pwritev+0x1ec/0x334 [ 863.707231][ T4247] __arm64_sys_pwritev2+0xd4/0x108 [ 863.708364][ T4247] invoke_syscall+0x98/0x2b8 [ 863.709408][ T4247] el0_svc_common+0x138/0x258 [ 863.710462][ T4247] do_el0_svc+0x58/0x14c [ 863.711428][ T4247] el0_svc+0x7c/0x1f0 [ 863.712303][ T4247] el0t_64_sync_handler+0x84/0xe4 [ 863.713365][ T4247] el0t_64_sync+0x1a0/0x1a4 [ 863.714434][ T4255] CPU: 0 PID: 4255 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 863.716380][ T4255] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 863.718484][ T4255] Call trace: [ 863.719177][ T4255] dump_backtrace+0x0/0x530 [ 863.720178][ T4255] show_stack+0x2c/0x3c [ 863.721074][ T4255] dump_stack_lvl+0x108/0x170 [ 863.722088][ T4255] dump_stack+0x1c/0x58 [ 863.723025][ T4255] should_fail+0x400/0x5cc [ 863.724053][ T4255] should_fail_usercopy+0x20/0x30 [ 863.725113][ T4255] copy_page_from_iter_atomic+0x3c8/0xffc [ 863.726284][ T4255] generic_perform_write+0x2d0/0x520 [ 863.727403][ T4255] ext4_buffered_write_iter+0x3fc/0x528 [ 863.728631][ T4255] ext4_file_write_iter+0x688/0x162c [ 863.729798][ T4255] do_iter_readv_writev+0x420/0x5f8 [ 863.730991][ T4255] do_iter_write+0x1b8/0x664 [ 863.732060][ T4255] do_pwritev+0x1ec/0x334 [ 863.733086][ T4255] __arm64_sys_pwritev2+0xd4/0x108 [ 863.734206][ T4255] invoke_syscall+0x98/0x2b8 [ 863.735102][ T4255] el0_svc_common+0x138/0x258 [ 863.736128][ T4255] do_el0_svc+0x58/0x14c [ 863.737060][ T4255] el0_svc+0x7c/0x1f0 [ 863.737890][ T4255] el0t_64_sync_handler+0x84/0xe4 [ 863.738952][ T4255] el0t_64_sync+0x1a0/0x1a4 executing program [ 863.750258][ T4254] loop2: detected capacity change from 0 to 32768 [ 863.802954][ T4251] FAULT_INJECTION: forcing a failure. [ 863.802954][ T4251] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 863.805891][ T4251] CPU: 0 PID: 4251 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 863.807730][ T4251] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 863.809871][ T4251] Call trace: [ 863.810574][ T4251] dump_backtrace+0x0/0x530 [ 863.811624][ T4251] show_stack+0x2c/0x3c [ 863.812509][ T4251] dump_stack_lvl+0x108/0x170 [ 863.813514][ T4251] dump_stack+0x1c/0x58 [ 863.814452][ T4251] should_fail+0x400/0x5cc [ 863.815418][ T4251] should_fail_usercopy+0x20/0x30 [ 863.816504][ T4251] copy_page_from_iter_atomic+0x3c8/0xffc [ 863.817798][ T4251] generic_perform_write+0x2d0/0x520 [ 863.818926][ T4251] ext4_buffered_write_iter+0x3fc/0x528 [ 863.820145][ T4251] ext4_file_write_iter+0x688/0x162c [ 863.821357][ T4251] do_iter_readv_writev+0x420/0x5f8 [ 863.822507][ T4251] do_iter_write+0x1b8/0x664 [ 863.823550][ T4251] do_pwritev+0x1ec/0x334 [ 863.824445][ T4251] __arm64_sys_pwritev2+0xd4/0x108 [ 863.825537][ T4251] invoke_syscall+0x98/0x2b8 [ 863.826486][ T4251] el0_svc_common+0x138/0x258 [ 863.827530][ T4251] do_el0_svc+0x58/0x14c [ 863.828432][ T4251] el0_svc+0x7c/0x1f0 [ 863.829268][ T4251] el0t_64_sync_handler+0x84/0xe4 [ 863.830281][ T4251] el0t_64_sync+0x1a0/0x1a4 executing program executing program executing program [ 863.992218][ T4254] FAULT_INJECTION: forcing a failure. [ 863.992218][ T4254] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 863.994961][ T4254] CPU: 0 PID: 4254 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 863.996796][ T4254] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 863.999007][ T4254] Call trace: [ 863.999694][ T4254] dump_backtrace+0x0/0x530 [ 864.000616][ T4254] show_stack+0x2c/0x3c [ 864.001678][ T4254] dump_stack_lvl+0x108/0x170 [ 864.002739][ T4254] dump_stack+0x1c/0x58 [ 864.003671][ T4254] should_fail+0x400/0x5cc [ 864.004657][ T4254] should_fail_usercopy+0x20/0x30 [ 864.005875][ T4254] copy_page_from_iter_atomic+0x3c8/0xffc [ 864.007070][ T4254] generic_perform_write+0x2d0/0x520 [ 864.008246][ T4254] ext4_buffered_write_iter+0x3fc/0x528 [ 864.009416][ T4254] ext4_file_write_iter+0x688/0x162c [ 864.010636][ T4254] do_iter_readv_writev+0x420/0x5f8 [ 864.011817][ T4254] do_iter_write+0x1b8/0x664 [ 864.012835][ T4254] do_pwritev+0x1ec/0x334 [ 864.013760][ T4254] __arm64_sys_pwritev2+0xd4/0x108 [ 864.014812][ T4254] invoke_syscall+0x98/0x2b8 [ 864.015734][ T4254] el0_svc_common+0x138/0x258 [ 864.016760][ T4254] do_el0_svc+0x58/0x14c [ 864.017654][ T4254] el0_svc+0x7c/0x1f0 [ 864.018473][ T4254] el0t_64_sync_handler+0x84/0xe4 [ 864.019545][ T4254] el0t_64_sync+0x1a0/0x1a4 executing program [ 864.435044][ T4257] loop0: detected capacity change from 0 to 32768 [ 864.456472][ T4257] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 864.465513][ T4257] BTRFS warning (device loop0): the 'inode_cache' option is deprecated and has no effect since 5.11 [ 864.477242][ T4257] BTRFS warning (device loop0): the 'inode_cache' option is deprecated and has no effect since 5.11 [ 864.487953][ T4257] BTRFS warning (device loop0): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 864.498397][ T4257] BTRFS info (device loop0): trying to use backup root at mount time [ 864.508350][ T4257] BTRFS info (device loop0): use zlib compression, level 3 [ 864.517849][ T4257] BTRFS info (device loop0): enabling ssd optimizations [ 864.525191][ T4257] BTRFS info (device loop0): using spread ssd allocation scheme [ 864.532700][ T4257] BTRFS info (device loop0): using free space tree [ 864.539964][ T4257] BTRFS info (device loop0): has skinny extents [ 864.668525][ T4260] loop5: detected capacity change from 0 to 32768 [ 864.681481][ T4260] BTRFS warning: duplicate device /dev/loop5 devid 1 generation 8 scanned by syz-executor400 (4260) [ 864.685994][ T4260] FAULT_INJECTION: forcing a failure. [ 864.685994][ T4260] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 864.688905][ T4260] CPU: 1 PID: 4260 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 864.690762][ T4260] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 864.692967][ T4260] Call trace: [ 864.693751][ T4260] dump_backtrace+0x0/0x530 [ 864.694746][ T4260] show_stack+0x2c/0x3c [ 864.695721][ T4260] dump_stack_lvl+0x108/0x170 [ 864.696653][ T4260] dump_stack+0x1c/0x58 [ 864.697498][ T4260] should_fail+0x400/0x5cc [ 864.698453][ T4260] should_fail_usercopy+0x20/0x30 [ 864.699589][ T4260] copy_page_from_iter_atomic+0x3c8/0xffc [ 864.700880][ T4260] generic_perform_write+0x2d0/0x520 [ 864.702096][ T4260] ext4_buffered_write_iter+0x3fc/0x528 [ 864.703365][ T4260] ext4_file_write_iter+0x688/0x162c [ 864.704523][ T4260] do_iter_readv_writev+0x420/0x5f8 [ 864.704747][ T4266] loop4: detected capacity change from 0 to 32768 [ 864.705730][ T4260] do_iter_write+0x1b8/0x664 [ 864.705746][ T4260] do_pwritev+0x1ec/0x334 [ 864.705757][ T4260] __arm64_sys_pwritev2+0xd4/0x108 [ 864.710235][ T4260] invoke_syscall+0x98/0x2b8 [ 864.711199][ T4260] el0_svc_common+0x138/0x258 [ 864.712239][ T4260] do_el0_svc+0x58/0x14c [ 864.713081][ T4260] el0_svc+0x7c/0x1f0 [ 864.713967][ T4260] el0t_64_sync_handler+0x84/0xe4 [ 864.715091][ T4260] el0t_64_sync+0x1a0/0x1a4 [ 864.724974][ T4266] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz-executor400 (4266) executing program [ 864.791455][ T4268] loop2: detected capacity change from 0 to 32768 [ 864.799901][ T4268] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz-executor400 (4268) [ 864.802192][ T4257] FAULT_INJECTION: forcing a failure. [ 864.802192][ T4257] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 864.805213][ T4257] CPU: 0 PID: 4257 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 864.807051][ T4257] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 864.809125][ T4257] Call trace: [ 864.809752][ T4257] dump_backtrace+0x0/0x530 [ 864.810761][ T4257] show_stack+0x2c/0x3c [ 864.811590][ T4257] dump_stack_lvl+0x108/0x170 [ 864.812585][ T4257] dump_stack+0x1c/0x58 [ 864.813430][ T4257] should_fail+0x400/0x5cc [ 864.814407][ T4257] should_fail_alloc_page+0x74/0xa8 [ 864.815588][ T4257] prepare_alloc_pages+0x160/0x4cc [ 864.816635][ T4257] __alloc_pages+0x138/0x674 [ 864.817583][ T4257] alloc_pages+0x390/0x634 [ 864.818569][ T4257] __page_cache_alloc+0x78/0x524 [ 864.819613][ T4257] pagecache_get_page+0xa1c/0xd94 [ 864.820593][ T4257] prepare_pages+0x11c/0x344 [ 864.821528][ T4257] btrfs_buffered_write+0x594/0xe6c [ 864.822726][ T4257] btrfs_file_write_iter+0x198/0xad8 [ 864.823969][ T4257] do_iter_readv_writev+0x420/0x5f8 [ 864.825120][ T4257] do_iter_write+0x1b8/0x664 [ 864.826208][ T4257] do_pwritev+0x1ec/0x334 [ 864.827071][ T4257] __arm64_sys_pwritev2+0xd4/0x108 [ 864.828163][ T4257] invoke_syscall+0x98/0x2b8 [ 864.829229][ T4257] el0_svc_common+0x138/0x258 [ 864.830308][ T4257] do_el0_svc+0x58/0x14c [ 864.831261][ T4257] el0_svc+0x7c/0x1f0 [ 864.832128][ T4257] el0t_64_sync_handler+0x84/0xe4 [ 864.833060][ T4257] el0t_64_sync+0x1a0/0x1a4 [ 864.839851][ T4268] FAULT_INJECTION: forcing a failure. [ 864.839851][ T4268] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 864.843085][ T4268] CPU: 1 PID: 4268 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 864.844892][ T4268] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 864.846929][ T4268] Call trace: [ 864.847600][ T4268] dump_backtrace+0x0/0x530 [ 864.848562][ T4268] show_stack+0x2c/0x3c [ 864.849440][ T4268] dump_stack_lvl+0x108/0x170 [ 864.850428][ T4268] dump_stack+0x1c/0x58 [ 864.851290][ T4268] should_fail+0x400/0x5cc [ 864.852273][ T4268] should_fail_usercopy+0x20/0x30 [ 864.853402][ T4268] copy_page_from_iter_atomic+0x3c8/0xffc [ 864.854610][ T4268] generic_perform_write+0x2d0/0x520 [ 864.855701][ T4268] ext4_buffered_write_iter+0x3fc/0x528 [ 864.856939][ T4268] ext4_file_write_iter+0x688/0x162c [ 864.858033][ T4268] do_iter_readv_writev+0x420/0x5f8 [ 864.859097][ T4268] do_iter_write+0x1b8/0x664 [ 864.860056][ T4268] do_pwritev+0x1ec/0x334 [ 864.860992][ T4268] __arm64_sys_pwritev2+0xd4/0x108 [ 864.862088][ T4268] invoke_syscall+0x98/0x2b8 [ 864.863061][ T4268] el0_svc_common+0x138/0x258 [ 864.864113][ T4268] do_el0_svc+0x58/0x14c [ 864.865031][ T4268] el0_svc+0x7c/0x1f0 [ 864.865907][ T4268] el0t_64_sync_handler+0x84/0xe4 [ 864.866955][ T4268] el0t_64_sync+0x1a0/0x1a4 executing program [ 865.027439][ T4262] loop3: detected capacity change from 0 to 32768 [ 865.049988][ T4264] loop1: detected capacity change from 0 to 32768 [ 865.052436][ T4262] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop3 scanned by syz-executor400 (4262) executing program [ 865.088480][ T4264] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz-executor400 (4264) [ 865.093845][ T4264] FAULT_INJECTION: forcing a failure. [ 865.093845][ T4264] name failslab, interval 1, probability 0, space 0, times 0 [ 865.101306][ T4262] BTRFS info (device loop3): using crc32c (crc32c-generic) checksum algorithm [ 865.103612][ T4262] BTRFS warning (device loop3): the 'inode_cache' option is deprecated and has no effect since 5.11 [ 865.105857][ T4262] BTRFS warning (device loop3): the 'inode_cache' option is deprecated and has no effect since 5.11 [ 865.115028][ T4264] CPU: 0 PID: 4264 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 865.116919][ T4264] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 865.119061][ T4264] Call trace: [ 865.119755][ T4264] dump_backtrace+0x0/0x530 [ 865.120746][ T4264] show_stack+0x2c/0x3c [ 865.121598][ T4264] dump_stack_lvl+0x108/0x170 [ 865.122579][ T4264] dump_stack+0x1c/0x58 [ 865.123503][ T4264] should_fail+0x400/0x5cc [ 865.124545][ T4264] __should_failslab+0xbc/0x110 [ 865.125626][ T4264] should_failslab+0x10/0x28 [ 865.126664][ T4264] slab_pre_alloc_hook+0x64/0xe8 [ 865.127707][ T4264] kmem_cache_alloc+0x98/0x45c [ 865.128757][ T4264] jbd2__journal_start+0x158/0x7b4 [ 865.129893][ T4264] __ext4_journal_start_sb+0x358/0x70c [ 865.130825][ T4262] BTRFS warning (device loop3): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 865.131085][ T4264] ext4_dirty_inode+0x9c/0x100 [ 865.131101][ T4264] __mark_inode_dirty+0x2b0/0x10f4 [ 865.131114][ T4264] generic_write_end+0x15c/0x238 [ 865.133539][ T4262] BTRFS info (device loop3): trying to use backup root at mount time [ 865.134358][ T4264] ext4_da_write_end+0x51c/0x930 [ 865.135624][ T4262] BTRFS info (device loop3): use zlib compression, level 3 [ 865.136475][ T4264] generic_perform_write+0x354/0x520 [ 865.142042][ T4264] ext4_buffered_write_iter+0x3fc/0x528 [ 865.143316][ T4264] ext4_file_write_iter+0x688/0x162c [ 865.144479][ T4264] do_iter_readv_writev+0x420/0x5f8 [ 865.145597][ T4264] do_iter_write+0x1b8/0x664 [ 865.145977][ T4262] BTRFS info (device loop3): enabling ssd optimizations [ 865.146599][ T4264] do_pwritev+0x1ec/0x334 [ 865.146617][ T4264] __arm64_sys_pwritev2+0xd4/0x108 [ 865.146629][ T4264] invoke_syscall+0x98/0x2b8 [ 865.151199][ T4264] el0_svc_common+0x138/0x258 [ 865.152203][ T4264] do_el0_svc+0x58/0x14c [ 865.153100][ T4264] el0_svc+0x7c/0x1f0 [ 865.153920][ T4264] el0t_64_sync_handler+0x84/0xe4 [ 865.154977][ T4264] el0t_64_sync+0x1a0/0x1a4 [ 865.156895][ T4262] BTRFS info (device loop3): using spread ssd allocation scheme [ 865.164304][ T4262] BTRFS info (device loop3): using free space tree [ 865.169425][ T4262] BTRFS info (device loop3): has skinny extents [ 865.196147][ T4146] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by udevd (4146) [ 865.242681][ T4266] FAULT_INJECTION: forcing a failure. [ 865.242681][ T4266] name failslab, interval 1, probability 0, space 0, times 0 [ 865.245367][ T4266] CPU: 0 PID: 4266 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 865.247220][ T4266] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 865.249217][ T4266] Call trace: [ 865.249874][ T4266] dump_backtrace+0x0/0x530 [ 865.250824][ T4266] show_stack+0x2c/0x3c [ 865.251708][ T4266] dump_stack_lvl+0x108/0x170 [ 865.252743][ T4266] dump_stack+0x1c/0x58 [ 865.253602][ T4266] should_fail+0x400/0x5cc [ 865.254497][ T4266] __should_failslab+0xbc/0x110 [ 865.255645][ T4266] should_failslab+0x10/0x28 [ 865.256662][ T4266] slab_pre_alloc_hook+0x64/0xe8 [ 865.257749][ T4266] kmem_cache_alloc+0x98/0x45c [ 865.258831][ T4266] jbd2__journal_start+0x158/0x7b4 [ 865.260054][ T4266] __ext4_journal_start_sb+0x358/0x70c [ 865.261282][ T4266] ext4_dirty_inode+0x9c/0x100 [ 865.262339][ T4266] __mark_inode_dirty+0x2b0/0x10f4 [ 865.263470][ T4266] generic_write_end+0x15c/0x238 [ 865.264507][ T4266] ext4_da_write_end+0x51c/0x930 [ 865.265622][ T4266] generic_perform_write+0x354/0x520 [ 865.266792][ T4266] ext4_buffered_write_iter+0x3fc/0x528 [ 865.268034][ T4266] ext4_file_write_iter+0x688/0x162c [ 865.269292][ T4266] do_iter_readv_writev+0x420/0x5f8 [ 865.270498][ T4266] do_iter_write+0x1b8/0x664 [ 865.271549][ T4266] do_pwritev+0x1ec/0x334 [ 865.272601][ T4266] __arm64_sys_pwritev2+0xd4/0x108 [ 865.273773][ T4266] invoke_syscall+0x98/0x2b8 [ 865.274818][ T4266] el0_svc_common+0x138/0x258 [ 865.275761][ T4266] do_el0_svc+0x58/0x14c [ 865.276721][ T4266] el0_svc+0x7c/0x1f0 [ 865.277608][ T4266] el0t_64_sync_handler+0x84/0xe4 [ 865.278749][ T4266] el0t_64_sync+0x1a0/0x1a4 [ 865.317154][ T4180] BTRFS warning: duplicate device /dev/loop5 devid 1 generation 8 scanned by udevd (4180) executing program executing program [ 865.557061][ T4262] FAULT_INJECTION: forcing a failure. [ 865.557061][ T4262] name failslab, interval 1, probability 0, space 0, times 0 [ 865.559953][ T4262] CPU: 1 PID: 4262 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 865.561902][ T4262] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 865.564155][ T4262] Call trace: [ 865.564890][ T4262] dump_backtrace+0x0/0x530 [ 865.565954][ T4262] show_stack+0x2c/0x3c [ 865.566843][ T4262] dump_stack_lvl+0x108/0x170 [ 865.567851][ T4262] dump_stack+0x1c/0x58 [ 865.568731][ T4262] should_fail+0x400/0x5cc [ 865.569793][ T4262] __should_failslab+0xbc/0x110 [ 865.570934][ T4262] should_failslab+0x10/0x28 [ 865.572009][ T4262] slab_pre_alloc_hook+0x64/0xe8 [ 865.573118][ T4262] kmem_cache_alloc+0x98/0x45c [ 865.574150][ T4262] alloc_extent_state+0x3c/0x484 [ 865.575204][ T4262] __clear_extent_bit+0x250/0xcc0 [ 865.576210][ T4262] btrfs_do_readpage+0xf10/0x1150 [ 865.577329][ T4262] btrfs_readpage+0x11c/0x1c0 [ 865.578460][ T4262] prepare_uptodate_page+0xc0/0x344 [ 865.579653][ T4262] prepare_pages+0x188/0x344 [ 865.580723][ T4262] btrfs_buffered_write+0x594/0xe6c [ 865.581903][ T4262] btrfs_file_write_iter+0x198/0xad8 [ 865.583002][ T4262] do_iter_readv_writev+0x420/0x5f8 [ 865.583995][ T4262] do_iter_write+0x1b8/0x664 [ 865.584944][ T4262] do_pwritev+0x1ec/0x334 [ 865.585914][ T4262] __arm64_sys_pwritev2+0xd4/0x108 [ 865.586941][ T4262] invoke_syscall+0x98/0x2b8 [ 865.587965][ T4262] el0_svc_common+0x138/0x258 [ 865.589057][ T4262] do_el0_svc+0x58/0x14c [ 865.590051][ T4262] el0_svc+0x7c/0x1f0 [ 865.590881][ T4262] el0t_64_sync_handler+0x84/0xe4 [ 865.591962][ T4262] el0t_64_sync+0x1a0/0x1a4 [ 865.726517][ T4307] loop1: detected capacity change from 0 to 32768 [ 865.735188][ T4307] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz-executor400 (4307) [ 865.881130][ T4073] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 10 /dev/loop3 scanned by udevd (4073) [ 865.894712][ T4288] loop5: detected capacity change from 0 to 32768 [ 865.910394][ T4295] loop0: detected capacity change from 0 to 32768 executing program [ 866.085416][ T4307] FAULT_INJECTION: forcing a failure. [ 866.085416][ T4307] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 866.088278][ T4307] CPU: 1 PID: 4307 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 866.090148][ T4307] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 866.092426][ T4307] Call trace: [ 866.093192][ T4307] dump_backtrace+0x0/0x530 [ 866.093796][ T4293] loop2: detected capacity change from 0 to 32768 [ 866.094226][ T4307] show_stack+0x2c/0x3c [ 866.096514][ T4307] dump_stack_lvl+0x108/0x170 [ 866.097621][ T4307] dump_stack+0x1c/0x58 [ 866.098575][ T4307] should_fail+0x400/0x5cc [ 866.099487][ T4307] should_fail_usercopy+0x20/0x30 [ 866.100517][ T4307] copy_page_from_iter_atomic+0x3c8/0xffc [ 866.101763][ T4307] generic_perform_write+0x2d0/0x520 [ 866.102971][ T4307] ext4_buffered_write_iter+0x3fc/0x528 [ 866.104198][ T4307] ext4_file_write_iter+0x688/0x162c [ 866.105387][ T4307] do_iter_readv_writev+0x420/0x5f8 [ 866.106507][ T4307] do_iter_write+0x1b8/0x664 [ 866.107448][ T4307] do_pwritev+0x1ec/0x334 [ 866.108382][ T4307] __arm64_sys_pwritev2+0xd4/0x108 [ 866.109498][ T4307] invoke_syscall+0x98/0x2b8 [ 866.110462][ T4307] el0_svc_common+0x138/0x258 [ 866.111471][ T4307] do_el0_svc+0x58/0x14c [ 866.112312][ T4307] el0_svc+0x7c/0x1f0 [ 866.113215][ T4307] el0t_64_sync_handler+0x84/0xe4 [ 866.114321][ T4307] el0t_64_sync+0x1a0/0x1a4 [ 866.124057][ T4293] FAULT_INJECTION: forcing a failure. [ 866.124057][ T4293] name failslab, interval 1, probability 0, space 0, times 0 [ 866.140625][ T4293] CPU: 0 PID: 4293 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 866.142599][ T4293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 866.144697][ T4293] Call trace: [ 866.145384][ T4293] dump_backtrace+0x0/0x530 [ 866.146409][ T4293] show_stack+0x2c/0x3c [ 866.147401][ T4293] dump_stack_lvl+0x108/0x170 [ 866.148351][ T4293] dump_stack+0x1c/0x58 [ 866.149272][ T4293] should_fail+0x400/0x5cc [ 866.150220][ T4293] __should_failslab+0xbc/0x110 [ 866.151321][ T4293] should_failslab+0x10/0x28 [ 866.152333][ T4293] slab_pre_alloc_hook+0x64/0xe8 [ 866.153377][ T4293] kmem_cache_alloc+0x98/0x45c [ 866.154391][ T4293] jbd2__journal_start+0x158/0x7b4 [ 866.155500][ T4293] __ext4_journal_start_sb+0x358/0x70c [ 866.156686][ T4293] ext4_dirty_inode+0x9c/0x100 [ 866.157725][ T4293] __mark_inode_dirty+0x2b0/0x10f4 [ 866.158882][ T4293] generic_write_end+0x15c/0x238 [ 866.159918][ T4293] ext4_da_write_end+0x51c/0x930 [ 866.160982][ T4293] generic_perform_write+0x354/0x520 [ 866.162132][ T4293] ext4_buffered_write_iter+0x3fc/0x528 [ 866.163322][ T4293] ext4_file_write_iter+0x688/0x162c [ 866.164445][ T4293] do_iter_readv_writev+0x420/0x5f8 [ 866.165520][ T4293] do_iter_write+0x1b8/0x664 [ 866.166570][ T4293] do_pwritev+0x1ec/0x334 [ 866.167543][ T4293] __arm64_sys_pwritev2+0xd4/0x108 [ 866.168679][ T4293] invoke_syscall+0x98/0x2b8 [ 866.169693][ T4293] el0_svc_common+0x138/0x258 [ 866.170661][ T4293] do_el0_svc+0x58/0x14c [ 866.171574][ T4293] el0_svc+0x7c/0x1f0 [ 866.172497][ T4293] el0t_64_sync_handler+0x84/0xe4 [ 866.173565][ T4293] el0t_64_sync+0x1a0/0x1a4 executing program [ 866.313878][ T4295] FAULT_INJECTION: forcing a failure. [ 866.313878][ T4295] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 866.318618][ T4288] FAULT_INJECTION: forcing a failure. [ 866.318618][ T4288] name failslab, interval 1, probability 0, space 0, times 0 [ 866.323019][ T4303] loop4: detected capacity change from 0 to 32768 [ 866.329650][ T4295] CPU: 0 PID: 4295 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 executing program [ 866.331548][ T4295] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 866.333918][ T4295] Call trace: [ 866.334616][ T4295] dump_backtrace+0x0/0x530 [ 866.335669][ T4295] show_stack+0x2c/0x3c [ 866.336697][ T4295] dump_stack_lvl+0x108/0x170 [ 866.337782][ T4295] dump_stack+0x1c/0x58 [ 866.338682][ T4295] should_fail+0x400/0x5cc [ 866.339646][ T4295] should_fail_alloc_page+0x74/0xa8 [ 866.340904][ T4295] prepare_alloc_pages+0x160/0x4cc [ 866.342007][ T4295] __alloc_pages+0x138/0x674 [ 866.343044][ T4295] alloc_pages+0x390/0x634 [ 866.344073][ T4295] __page_cache_alloc+0x78/0x524 [ 866.345203][ T4295] pagecache_get_page+0xa1c/0xd94 [ 866.346245][ T4295] grab_cache_page_write_begin+0x68/0xb4 [ 866.347508][ T4295] ext4_da_write_begin+0x4d8/0x8e8 [ 866.348659][ T4295] generic_perform_write+0x24c/0x520 [ 866.349782][ T4295] ext4_buffered_write_iter+0x3fc/0x528 [ 866.351051][ T4295] ext4_file_write_iter+0x688/0x162c [ 866.352224][ T4295] do_iter_readv_writev+0x420/0x5f8 [ 866.353395][ T4295] do_iter_write+0x1b8/0x664 [ 866.354523][ T4295] do_pwritev+0x1ec/0x334 [ 866.355534][ T4295] __arm64_sys_pwritev2+0xd4/0x108 [ 866.356647][ T4295] invoke_syscall+0x98/0x2b8 [ 866.357671][ T4295] el0_svc_common+0x138/0x258 [ 866.358730][ T4295] do_el0_svc+0x58/0x14c [ 866.359737][ T4295] el0_svc+0x7c/0x1f0 [ 866.360639][ T4295] el0t_64_sync_handler+0x84/0xe4 [ 866.361895][ T4295] el0t_64_sync+0x1a0/0x1a4 [ 866.372002][ T4288] CPU: 0 PID: 4288 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 866.373827][ T4288] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 866.376138][ T4288] Call trace: [ 866.376836][ T4288] dump_backtrace+0x0/0x530 [ 866.377834][ T4288] show_stack+0x2c/0x3c [ 866.378679][ T4288] dump_stack_lvl+0x108/0x170 [ 866.379733][ T4288] dump_stack+0x1c/0x58 [ 866.380597][ T4288] should_fail+0x400/0x5cc [ 866.381509][ T4288] __should_failslab+0xbc/0x110 [ 866.382431][ T4288] should_failslab+0x10/0x28 [ 866.383477][ T4288] slab_pre_alloc_hook+0x64/0xe8 [ 866.384533][ T4288] kmem_cache_alloc+0x98/0x45c [ 866.385629][ T4288] jbd2__journal_start+0x158/0x7b4 [ 866.386753][ T4288] __ext4_journal_start_sb+0x358/0x70c [ 866.387946][ T4288] ext4_dirty_inode+0x9c/0x100 [ 866.388952][ T4288] __mark_inode_dirty+0x2b0/0x10f4 [ 866.389998][ T4288] generic_write_end+0x15c/0x238 [ 866.391081][ T4288] ext4_da_write_end+0x51c/0x930 [ 866.392092][ T4288] generic_perform_write+0x354/0x520 [ 866.393243][ T4288] ext4_buffered_write_iter+0x3fc/0x528 [ 866.394484][ T4288] ext4_file_write_iter+0x688/0x162c [ 866.395641][ T4288] do_iter_readv_writev+0x420/0x5f8 [ 866.396737][ T4288] do_iter_write+0x1b8/0x664 [ 866.397752][ T4288] do_pwritev+0x1ec/0x334 [ 866.398750][ T4288] __arm64_sys_pwritev2+0xd4/0x108 [ 866.399937][ T4288] invoke_syscall+0x98/0x2b8 [ 866.400869][ T4288] el0_svc_common+0x138/0x258 [ 866.401937][ T4288] do_el0_svc+0x58/0x14c [ 866.402892][ T4288] el0_svc+0x7c/0x1f0 [ 866.403703][ T4288] el0t_64_sync_handler+0x84/0xe4 [ 866.404762][ T4288] el0t_64_sync+0x1a0/0x1a4 executing program executing program [ 866.678779][ T4303] FAULT_INJECTION: forcing a failure. [ 866.678779][ T4303] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 866.682028][ T4303] CPU: 1 PID: 4303 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 866.683818][ T4303] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 866.686048][ T4303] Call trace: [ 866.686696][ T4303] dump_backtrace+0x0/0x530 [ 866.687672][ T4303] show_stack+0x2c/0x3c [ 866.688546][ T4303] dump_stack_lvl+0x108/0x170 [ 866.689539][ T4303] dump_stack+0x1c/0x58 [ 866.690379][ T4303] should_fail+0x400/0x5cc [ 866.691361][ T4303] should_fail_usercopy+0x20/0x30 [ 866.692544][ T4303] copy_page_from_iter_atomic+0x3c8/0xffc [ 866.693780][ T4303] generic_perform_write+0x2d0/0x520 [ 866.694917][ T4303] ext4_buffered_write_iter+0x3fc/0x528 [ 866.696116][ T4303] ext4_file_write_iter+0x688/0x162c [ 866.697306][ T4303] do_iter_readv_writev+0x420/0x5f8 [ 866.698476][ T4303] do_iter_write+0x1b8/0x664 [ 866.699413][ T4303] do_pwritev+0x1ec/0x334 [ 866.700345][ T4303] __arm64_sys_pwritev2+0xd4/0x108 [ 866.701468][ T4303] invoke_syscall+0x98/0x2b8 [ 866.702510][ T4303] el0_svc_common+0x138/0x258 [ 866.703552][ T4303] do_el0_svc+0x58/0x14c [ 866.704464][ T4303] el0_svc+0x7c/0x1f0 [ 866.705317][ T4303] el0t_64_sync_handler+0x84/0xe4 [ 866.706408][ T4303] el0t_64_sync+0x1a0/0x1a4 executing program [ 867.105781][ T4322] loop1: detected capacity change from 0 to 32768 [ 867.112287][ T4320] FAULT_INJECTION: forcing a failure. [ 867.112287][ T4320] name failslab, interval 1, probability 0, space 0, times 0 [ 867.122290][ T4320] CPU: 1 PID: 4320 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 867.124085][ T4320] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 867.126310][ T4320] Call trace: [ 867.127005][ T4320] dump_backtrace+0x0/0x530 [ 867.128013][ T4320] show_stack+0x2c/0x3c [ 867.128955][ T4320] dump_stack_lvl+0x108/0x170 [ 867.129964][ T4320] dump_stack+0x1c/0x58 [ 867.130836][ T4320] should_fail+0x400/0x5cc [ 867.131871][ T4320] __should_failslab+0xbc/0x110 [ 867.132909][ T4320] should_failslab+0x10/0x28 [ 867.133939][ T4320] slab_pre_alloc_hook+0x64/0xe8 [ 867.135085][ T4320] kmem_cache_alloc+0x98/0x45c [ 867.136212][ T4320] jbd2__journal_start+0x158/0x7b4 [ 867.137311][ T4320] __ext4_journal_start_sb+0x358/0x70c [ 867.138434][ T4320] ext4_dirty_inode+0x9c/0x100 [ 867.139543][ T4320] __mark_inode_dirty+0x2b0/0x10f4 [ 867.140733][ T4320] generic_write_end+0x15c/0x238 [ 867.141870][ T4320] ext4_da_write_end+0x51c/0x930 [ 867.143074][ T4320] generic_perform_write+0x354/0x520 [ 867.144233][ T4320] ext4_buffered_write_iter+0x3fc/0x528 [ 867.145470][ T4320] ext4_file_write_iter+0x688/0x162c [ 867.146584][ T4320] do_iter_readv_writev+0x420/0x5f8 [ 867.147711][ T4320] do_iter_write+0x1b8/0x664 [ 867.148724][ T4320] do_pwritev+0x1ec/0x334 [ 867.149727][ T4320] __arm64_sys_pwritev2+0xd4/0x108 [ 867.150928][ T4320] invoke_syscall+0x98/0x2b8 [ 867.151928][ T4320] el0_svc_common+0x138/0x258 [ 867.152924][ T4320] do_el0_svc+0x58/0x14c [ 867.153823][ T4320] el0_svc+0x7c/0x1f0 [ 867.154662][ T4320] el0t_64_sync_handler+0x84/0xe4 [ 867.155710][ T4320] el0t_64_sync+0x1a0/0x1a4 [ 867.227430][ T4324] loop2: detected capacity change from 0 to 32768 [ 867.251031][ T4324] FAULT_INJECTION: forcing a failure. [ 867.251031][ T4324] name failslab, interval 1, probability 0, space 0, times 0 [ 867.260914][ T4324] CPU: 0 PID: 4324 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 867.262824][ T4324] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 867.265035][ T4324] Call trace: [ 867.265718][ T4324] dump_backtrace+0x0/0x530 [ 867.266688][ T4324] show_stack+0x2c/0x3c [ 867.267553][ T4324] dump_stack_lvl+0x108/0x170 [ 867.268590][ T4324] dump_stack+0x1c/0x58 [ 867.269452][ T4324] should_fail+0x400/0x5cc [ 867.270427][ T4324] __should_failslab+0xbc/0x110 [ 867.271495][ T4324] should_failslab+0x10/0x28 [ 867.272454][ T4324] slab_pre_alloc_hook+0x64/0xe8 [ 867.273558][ T4324] kmem_cache_alloc+0x98/0x45c [ 867.274623][ T4324] jbd2__journal_start+0x158/0x7b4 [ 867.275767][ T4324] __ext4_journal_start_sb+0x358/0x70c [ 867.277019][ T4324] ext4_dirty_inode+0x9c/0x100 [ 867.278044][ T4324] __mark_inode_dirty+0x2b0/0x10f4 [ 867.279148][ T4324] generic_write_end+0x15c/0x238 [ 867.280159][ T4324] ext4_da_write_end+0x51c/0x930 [ 867.281251][ T4324] generic_perform_write+0x354/0x520 [ 867.282390][ T4324] ext4_buffered_write_iter+0x3fc/0x528 [ 867.283552][ T4324] ext4_file_write_iter+0x688/0x162c [ 867.284658][ T4324] do_iter_readv_writev+0x420/0x5f8 [ 867.285846][ T4324] do_iter_write+0x1b8/0x664 [ 867.286824][ T4324] do_pwritev+0x1ec/0x334 [ 867.287796][ T4324] __arm64_sys_pwritev2+0xd4/0x108 [ 867.288905][ T4324] invoke_syscall+0x98/0x2b8 [ 867.289917][ T4324] el0_svc_common+0x138/0x258 [ 867.290897][ T4324] do_el0_svc+0x58/0x14c [ 867.291750][ T4324] el0_svc+0x7c/0x1f0 [ 867.292584][ T4324] el0t_64_sync_handler+0x84/0xe4 [ 867.293694][ T4324] el0t_64_sync+0x1a0/0x1a4 executing program [ 867.355328][ T4326] loop0: detected capacity change from 0 to 32768 [ 867.372323][ T4328] loop5: detected capacity change from 0 to 32768 [ 867.379036][ T4328] FAULT_INJECTION: forcing a failure. [ 867.379036][ T4328] name failslab, interval 1, probability 0, space 0, times 0 [ 867.391117][ T4328] CPU: 0 PID: 4328 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 867.393032][ T4328] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 867.395256][ T4328] Call trace: [ 867.395956][ T4328] dump_backtrace+0x0/0x530 [ 867.396924][ T4328] show_stack+0x2c/0x3c [ 867.397934][ T4328] dump_stack_lvl+0x108/0x170 [ 867.398967][ T4328] dump_stack+0x1c/0x58 [ 867.399901][ T4328] should_fail+0x400/0x5cc [ 867.400951][ T4328] __should_failslab+0xbc/0x110 [ 867.401991][ T4328] should_failslab+0x10/0x28 [ 867.403026][ T4328] slab_pre_alloc_hook+0x64/0xe8 [ 867.404144][ T4328] kmem_cache_alloc+0x98/0x45c [ 867.405252][ T4328] jbd2__journal_start+0x158/0x7b4 [ 867.406399][ T4328] __ext4_journal_start_sb+0x358/0x70c [ 867.407558][ T4328] ext4_dirty_inode+0x9c/0x100 [ 867.408614][ T4328] __mark_inode_dirty+0x2b0/0x10f4 [ 867.409789][ T4328] generic_write_end+0x15c/0x238 [ 867.410982][ T4328] ext4_da_write_end+0x51c/0x930 [ 867.412043][ T4328] generic_perform_write+0x354/0x520 [ 867.413187][ T4328] ext4_buffered_write_iter+0x3fc/0x528 [ 867.413634][ T4322] FAULT_INJECTION: forcing a failure. [ 867.413634][ T4322] name failslab, interval 1, probability 0, space 0, times 0 [ 867.414409][ T4328] ext4_file_write_iter+0x688/0x162c [ 867.414425][ T4328] do_iter_readv_writev+0x420/0x5f8 [ 867.414439][ T4328] do_iter_write+0x1b8/0x664 [ 867.420439][ T4328] do_pwritev+0x1ec/0x334 [ 867.421322][ T4328] __arm64_sys_pwritev2+0xd4/0x108 [ 867.422483][ T4328] invoke_syscall+0x98/0x2b8 [ 867.423488][ T4328] el0_svc_common+0x138/0x258 [ 867.424504][ T4328] do_el0_svc+0x58/0x14c [ 867.425435][ T4328] el0_svc+0x7c/0x1f0 [ 867.426256][ T4328] el0t_64_sync_handler+0x84/0xe4 [ 867.427435][ T4328] el0t_64_sync+0x1a0/0x1a4 [ 867.428429][ T4322] CPU: 1 PID: 4322 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 867.430340][ T4322] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 867.432539][ T4322] Call trace: [ 867.433291][ T4322] dump_backtrace+0x0/0x530 [ 867.434287][ T4322] show_stack+0x2c/0x3c [ 867.435196][ T4322] dump_stack_lvl+0x108/0x170 [ 867.436239][ T4322] dump_stack+0x1c/0x58 [ 867.437199][ T4322] should_fail+0x400/0x5cc [ 867.438122][ T4322] __should_failslab+0xbc/0x110 [ 867.439215][ T4322] should_failslab+0x10/0x28 [ 867.440323][ T4322] slab_pre_alloc_hook+0x64/0xe8 [ 867.441382][ T4322] kmem_cache_alloc+0x98/0x45c [ 867.442392][ T4322] jbd2__journal_start+0x158/0x7b4 [ 867.443542][ T4322] __ext4_journal_start_sb+0x358/0x70c [ 867.444766][ T4322] ext4_dirty_inode+0x9c/0x100 [ 867.445809][ T4322] __mark_inode_dirty+0x2b0/0x10f4 [ 867.446972][ T4322] generic_write_end+0x15c/0x238 [ 867.448249][ T4322] ext4_da_write_end+0x51c/0x930 [ 867.449391][ T4322] generic_perform_write+0x354/0x520 [ 867.450593][ T4322] ext4_buffered_write_iter+0x3fc/0x528 [ 867.451838][ T4322] ext4_file_write_iter+0x688/0x162c [ 867.452962][ T4322] do_iter_readv_writev+0x420/0x5f8 [ 867.454104][ T4322] do_iter_write+0x1b8/0x664 [ 867.455083][ T4322] do_pwritev+0x1ec/0x334 [ 867.456124][ T4322] __arm64_sys_pwritev2+0xd4/0x108 [ 867.457254][ T4322] invoke_syscall+0x98/0x2b8 [ 867.458207][ T4322] el0_svc_common+0x138/0x258 [ 867.459330][ T4322] do_el0_svc+0x58/0x14c [ 867.460244][ T4322] el0_svc+0x7c/0x1f0 [ 867.461190][ T4322] el0t_64_sync_handler+0x84/0xe4 [ 867.462200][ T4322] el0t_64_sync+0x1a0/0x1a4 executing program executing program executing program [ 867.659029][ T4330] loop4: detected capacity change from 0 to 32768 [ 867.722550][ T4326] FAULT_INJECTION: forcing a failure. [ 867.722550][ T4326] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 867.725486][ T4326] CPU: 0 PID: 4326 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 867.727269][ T4326] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 867.729322][ T4326] Call trace: [ 867.730062][ T4326] dump_backtrace+0x0/0x530 [ 867.731008][ T4326] show_stack+0x2c/0x3c [ 867.731851][ T4326] dump_stack_lvl+0x108/0x170 [ 867.732904][ T4326] dump_stack+0x1c/0x58 [ 867.733803][ T4326] should_fail+0x400/0x5cc [ 867.734834][ T4326] should_fail_alloc_page+0x74/0xa8 [ 867.736023][ T4326] prepare_alloc_pages+0x160/0x4cc [ 867.737151][ T4326] __alloc_pages+0x138/0x674 [ 867.738202][ T4326] alloc_pages+0x390/0x634 [ 867.739123][ T4326] __page_cache_alloc+0x78/0x524 [ 867.740220][ T4326] pagecache_get_page+0xa1c/0xd94 [ 867.741306][ T4326] grab_cache_page_write_begin+0x68/0xb4 [ 867.742492][ T4326] ext4_da_write_begin+0x4d8/0x8e8 [ 867.743531][ T4326] generic_perform_write+0x24c/0x520 [ 867.744626][ T4326] ext4_buffered_write_iter+0x3fc/0x528 [ 867.745892][ T4326] ext4_file_write_iter+0x688/0x162c [ 867.747051][ T4326] do_iter_readv_writev+0x420/0x5f8 [ 867.748117][ T4326] do_iter_write+0x1b8/0x664 [ 867.749157][ T4326] do_pwritev+0x1ec/0x334 [ 867.750104][ T4326] __arm64_sys_pwritev2+0xd4/0x108 [ 867.751290][ T4326] invoke_syscall+0x98/0x2b8 [ 867.752248][ T4326] el0_svc_common+0x138/0x258 [ 867.753198][ T4326] do_el0_svc+0x58/0x14c [ 867.754102][ T4326] el0_svc+0x7c/0x1f0 [ 867.755000][ T4326] el0t_64_sync_handler+0x84/0xe4 [ 867.756076][ T4326] el0t_64_sync+0x1a0/0x1a4 executing program [ 868.013070][ T4330] FAULT_INJECTION: forcing a failure. [ 868.013070][ T4330] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 868.015984][ T4330] CPU: 1 PID: 4330 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 868.017508][ T4330] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 868.019682][ T4330] Call trace: [ 868.020449][ T4330] dump_backtrace+0x0/0x530 [ 868.021470][ T4330] show_stack+0x2c/0x3c [ 868.022411][ T4330] dump_stack_lvl+0x108/0x170 [ 868.023431][ T4330] dump_stack+0x1c/0x58 [ 868.024388][ T4330] should_fail+0x400/0x5cc [ 868.025359][ T4330] should_fail_usercopy+0x20/0x30 [ 868.026549][ T4330] copy_page_from_iter_atomic+0x3c8/0xffc [ 868.027754][ T4330] generic_perform_write+0x2d0/0x520 [ 868.028851][ T4330] ext4_buffered_write_iter+0x3fc/0x528 [ 868.030113][ T4330] ext4_file_write_iter+0x688/0x162c [ 868.031259][ T4330] do_iter_readv_writev+0x420/0x5f8 [ 868.032363][ T4330] do_iter_write+0x1b8/0x664 [ 868.033312][ T4330] do_pwritev+0x1ec/0x334 [ 868.034246][ T4330] __arm64_sys_pwritev2+0xd4/0x108 [ 868.035416][ T4330] invoke_syscall+0x98/0x2b8 [ 868.036407][ T4330] el0_svc_common+0x138/0x258 [ 868.037465][ T4330] do_el0_svc+0x58/0x14c [ 868.038487][ T4330] el0_svc+0x7c/0x1f0 [ 868.039395][ T4330] el0t_64_sync_handler+0x84/0xe4 [ 868.040545][ T4330] el0t_64_sync+0x1a0/0x1a4 executing program [ 868.212014][ T4332] loop3: detected capacity change from 0 to 32768 [ 868.233376][ T4332] BTRFS info (device loop3): using crc32c (crc32c-generic) checksum algorithm [ 868.242271][ T4332] BTRFS warning (device loop3): the 'inode_cache' option is deprecated and has no effect since 5.11 [ 868.251465][ T4332] BTRFS warning (device loop3): the 'inode_cache' option is deprecated and has no effect since 5.11 [ 868.265750][ T4332] BTRFS warning (device loop3): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 868.274958][ T4332] BTRFS info (device loop3): trying to use backup root at mount time [ 868.281148][ T4332] BTRFS info (device loop3): use zlib compression, level 3 [ 868.289646][ T4332] BTRFS info (device loop3): enabling ssd optimizations [ 868.290688][ T4335] loop2: detected capacity change from 0 to 32768 [ 868.295934][ T4332] BTRFS info (device loop3): using spread ssd allocation scheme [ 868.303398][ T4332] BTRFS info (device loop3): using free space tree [ 868.306630][ T4335] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz-executor400 (4335) [ 868.310248][ T4332] BTRFS info (device loop3): has skinny extents [ 868.345010][ T4336] loop5: detected capacity change from 0 to 32768 [ 868.356527][ T4336] BTRFS warning: duplicate device /dev/loop5 devid 1 generation 8 scanned by syz-executor400 (4336) [ 868.422604][ T4180] BTRFS warning: duplicate device /dev/loop5 devid 1 generation 8 scanned by udevd (4180) [ 868.426833][ T4336] FAULT_INJECTION: forcing a failure. [ 868.426833][ T4336] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 868.429758][ T4336] CPU: 0 PID: 4336 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 868.431586][ T4336] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 868.433738][ T4336] Call trace: [ 868.434387][ T4336] dump_backtrace+0x0/0x530 [ 868.435404][ T4336] show_stack+0x2c/0x3c [ 868.436322][ T4336] dump_stack_lvl+0x108/0x170 [ 868.437283][ T4336] dump_stack+0x1c/0x58 [ 868.438145][ T4336] should_fail+0x400/0x5cc [ 868.439149][ T4336] should_fail_usercopy+0x20/0x30 [ 868.440312][ T4336] copy_page_from_iter_atomic+0x3c8/0xffc [ 868.441516][ T4336] generic_perform_write+0x2d0/0x520 [ 868.442647][ T4336] ext4_buffered_write_iter+0x3fc/0x528 [ 868.443905][ T4336] ext4_file_write_iter+0x688/0x162c [ 868.445080][ T4336] do_iter_readv_writev+0x420/0x5f8 [ 868.446179][ T4336] do_iter_write+0x1b8/0x664 [ 868.447213][ T4336] do_pwritev+0x1ec/0x334 [ 868.448152][ T4336] __arm64_sys_pwritev2+0xd4/0x108 [ 868.449242][ T4336] invoke_syscall+0x98/0x2b8 [ 868.450320][ T4336] el0_svc_common+0x138/0x258 [ 868.451336][ T4336] do_el0_svc+0x58/0x14c [ 868.452265][ T4336] el0_svc+0x7c/0x1f0 [ 868.453168][ T4336] el0t_64_sync_handler+0x84/0xe4 [ 868.454286][ T4336] el0t_64_sync+0x1a0/0x1a4 [ 868.557725][ T4338] loop1: detected capacity change from 0 to 32768 executing program [ 868.576701][ T4338] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz-executor400 (4338) [ 868.689443][ T4335] FAULT_INJECTION: forcing a failure. [ 868.689443][ T4335] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 868.692395][ T4335] CPU: 0 PID: 4335 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 868.694145][ T4335] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 868.696435][ T4335] Call trace: [ 868.697083][ T4335] dump_backtrace+0x0/0x530 [ 868.698162][ T4335] show_stack+0x2c/0x3c [ 868.699069][ T4335] dump_stack_lvl+0x108/0x170 [ 868.700058][ T4335] dump_stack+0x1c/0x58 [ 868.701014][ T4335] should_fail+0x400/0x5cc [ 868.702157][ T4335] should_fail_usercopy+0x20/0x30 [ 868.703378][ T4335] copy_page_from_iter_atomic+0x3c8/0xffc [ 868.704575][ T4335] generic_perform_write+0x2d0/0x520 [ 868.705742][ T4335] ext4_buffered_write_iter+0x3fc/0x528 [ 868.706911][ T4340] loop0: detected capacity change from 0 to 32768 [ 868.706964][ T4335] ext4_file_write_iter+0x688/0x162c [ 868.709493][ T4335] do_iter_readv_writev+0x420/0x5f8 [ 868.710546][ T4335] do_iter_write+0x1b8/0x664 [ 868.711583][ T4335] do_pwritev+0x1ec/0x334 [ 868.712449][ T4335] __arm64_sys_pwritev2+0xd4/0x108 [ 868.713534][ T4335] invoke_syscall+0x98/0x2b8 [ 868.714523][ T4335] el0_svc_common+0x138/0x258 [ 868.715550][ T4335] do_el0_svc+0x58/0x14c [ 868.716523][ T4335] el0_svc+0x7c/0x1f0 [ 868.717414][ T4335] el0t_64_sync_handler+0x84/0xe4 [ 868.718500][ T4335] el0t_64_sync+0x1a0/0x1a4 [ 868.724503][ T4340] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz-executor400 (4340) [ 868.763906][ T4332] FAULT_INJECTION: forcing a failure. [ 868.763906][ T4332] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 868.766807][ T4332] CPU: 1 PID: 4332 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 868.768608][ T4332] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 868.770657][ T4332] Call trace: [ 868.771342][ T4332] dump_backtrace+0x0/0x530 [ 868.772333][ T4332] show_stack+0x2c/0x3c [ 868.773261][ T4332] dump_stack_lvl+0x108/0x170 [ 868.774281][ T4332] dump_stack+0x1c/0x58 [ 868.775212][ T4332] should_fail+0x400/0x5cc [ 868.776172][ T4332] should_fail_alloc_page+0x74/0xa8 [ 868.777304][ T4332] prepare_alloc_pages+0x160/0x4cc [ 868.778430][ T4332] __alloc_pages+0x138/0x674 [ 868.779456][ T4332] alloc_pages+0x390/0x634 [ 868.780349][ T4332] __page_cache_alloc+0x78/0x524 [ 868.781410][ T4332] pagecache_get_page+0xa1c/0xd94 [ 868.782466][ T4332] prepare_pages+0x11c/0x344 [ 868.783389][ T4332] btrfs_buffered_write+0x594/0xe6c [ 868.784517][ T4332] btrfs_file_write_iter+0x198/0xad8 [ 868.785784][ T4332] do_iter_readv_writev+0x420/0x5f8 [ 868.786888][ T4332] do_iter_write+0x1b8/0x664 [ 868.787871][ T4332] do_pwritev+0x1ec/0x334 [ 868.788781][ T4332] __arm64_sys_pwritev2+0xd4/0x108 [ 868.789890][ T4332] invoke_syscall+0x98/0x2b8 [ 868.790929][ T4332] el0_svc_common+0x138/0x258 [ 868.791984][ T4332] do_el0_svc+0x58/0x14c [ 868.792985][ T4332] el0_svc+0x7c/0x1f0 [ 868.793928][ T4332] el0t_64_sync_handler+0x84/0xe4 [ 868.795064][ T4332] el0t_64_sync+0x1a0/0x1a4 executing program executing program [ 869.063142][ T4338] FAULT_INJECTION: forcing a failure. [ 869.063142][ T4338] name failslab, interval 1, probability 0, space 0, times 0 [ 869.065807][ T4338] CPU: 1 PID: 4338 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 869.067684][ T4338] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 869.069893][ T4338] Call trace: [ 869.070672][ T4338] dump_backtrace+0x0/0x530 [ 869.071653][ T4338] show_stack+0x2c/0x3c [ 869.072611][ T4338] dump_stack_lvl+0x108/0x170 [ 869.073648][ T4338] dump_stack+0x1c/0x58 [ 869.074590][ T4338] should_fail+0x400/0x5cc [ 869.075548][ T4338] __should_failslab+0xbc/0x110 [ 869.076660][ T4338] should_failslab+0x10/0x28 [ 869.077632][ T4338] slab_pre_alloc_hook+0x64/0xe8 [ 869.078670][ T4338] kmem_cache_alloc+0x98/0x45c [ 869.079784][ T4338] jbd2__journal_start+0x158/0x7b4 [ 869.080888][ T4338] __ext4_journal_start_sb+0x358/0x70c [ 869.082007][ T4338] ext4_dirty_inode+0x9c/0x100 [ 869.083019][ T4338] __mark_inode_dirty+0x2b0/0x10f4 [ 869.084144][ T4338] generic_write_end+0x15c/0x238 [ 869.085280][ T4338] ext4_da_write_end+0x51c/0x930 [ 869.086453][ T4338] generic_perform_write+0x354/0x520 [ 869.087711][ T4338] ext4_buffered_write_iter+0x3fc/0x528 [ 869.088980][ T4338] ext4_file_write_iter+0x688/0x162c [ 869.090109][ T4338] do_iter_readv_writev+0x420/0x5f8 [ 869.091325][ T4338] do_iter_write+0x1b8/0x664 [ 869.092329][ T4338] do_pwritev+0x1ec/0x334 [ 869.093297][ T4338] __arm64_sys_pwritev2+0xd4/0x108 [ 869.094338][ T4338] invoke_syscall+0x98/0x2b8 [ 869.095330][ T4338] el0_svc_common+0x138/0x258 [ 869.096268][ T4338] do_el0_svc+0x58/0x14c [ 869.097216][ T4338] el0_svc+0x7c/0x1f0 [ 869.098049][ T4338] el0t_64_sync_handler+0x84/0xe4 [ 869.099140][ T4338] el0t_64_sync+0x1a0/0x1a4 [ 869.113090][ T4340] FAULT_INJECTION: forcing a failure. [ 869.113090][ T4340] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 869.115927][ T4340] CPU: 1 PID: 4340 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 869.117716][ T4340] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 869.119768][ T4340] Call trace: [ 869.120513][ T4340] dump_backtrace+0x0/0x530 [ 869.121487][ T4340] show_stack+0x2c/0x3c [ 869.122380][ T4340] dump_stack_lvl+0x108/0x170 [ 869.123379][ T4340] dump_stack+0x1c/0x58 [ 869.124286][ T4340] should_fail+0x400/0x5cc [ 869.125294][ T4340] should_fail_usercopy+0x20/0x30 [ 869.126347][ T4340] copy_page_from_iter_atomic+0x3c8/0xffc [ 869.127561][ T4340] generic_perform_write+0x2d0/0x520 [ 869.128651][ T4340] ext4_buffered_write_iter+0x3fc/0x528 [ 869.129878][ T4340] ext4_file_write_iter+0x688/0x162c [ 869.131073][ T4340] do_iter_readv_writev+0x420/0x5f8 [ 869.132179][ T4340] do_iter_write+0x1b8/0x664 [ 869.133186][ T4340] do_pwritev+0x1ec/0x334 [ 869.134139][ T4340] __arm64_sys_pwritev2+0xd4/0x108 [ 869.135320][ T4340] invoke_syscall+0x98/0x2b8 [ 869.136357][ T4340] el0_svc_common+0x138/0x258 [ 869.137350][ T4340] do_el0_svc+0x58/0x14c [ 869.138340][ T4340] el0_svc+0x7c/0x1f0 [ 869.139227][ T4340] el0t_64_sync_handler+0x84/0xe4 [ 869.140342][ T4340] el0t_64_sync+0x1a0/0x1a4 [ 869.236565][ T4342] loop4: detected capacity change from 0 to 32768 executing program [ 869.256608][ T4342] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop4 scanned by syz-executor400 (4342) executing program [ 869.288229][ T4342] BTRFS info (device loop4): using crc32c (crc32c-generic) checksum algorithm [ 869.292545][ T4342] BTRFS warning (device loop4): the 'inode_cache' option is deprecated and has no effect since 5.11 [ 869.306198][ T4342] BTRFS warning (device loop4): the 'inode_cache' option is deprecated and has no effect since 5.11 [ 869.317675][ T4342] BTRFS warning (device loop4): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 869.330244][ T4342] BTRFS info (device loop4): trying to use backup root at mount time [ 869.340205][ T4342] BTRFS info (device loop4): use zlib compression, level 3 [ 869.348773][ T4342] BTRFS info (device loop4): enabling ssd optimizations [ 869.356027][ T4342] BTRFS info (device loop4): using spread ssd allocation scheme [ 869.364289][ T4342] BTRFS info (device loop4): using free space tree [ 869.372563][ T4342] BTRFS info (device loop4): has skinny extents [ 869.601775][ T4358] loop5: detected capacity change from 0 to 32768 [ 869.611228][ T4358] BTRFS warning: duplicate device /dev/loop5 devid 1 generation 8 scanned by syz-executor400 (4358) [ 869.631968][ T4358] FAULT_INJECTION: forcing a failure. [ 869.631968][ T4358] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 869.634811][ T4358] CPU: 1 PID: 4358 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 869.636700][ T4358] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 869.638904][ T4358] Call trace: [ 869.639617][ T4358] dump_backtrace+0x0/0x530 [ 869.640569][ T4358] show_stack+0x2c/0x3c [ 869.641526][ T4358] dump_stack_lvl+0x108/0x170 [ 869.642528][ T4358] dump_stack+0x1c/0x58 [ 869.643475][ T4358] should_fail+0x400/0x5cc [ 869.644465][ T4358] should_fail_usercopy+0x20/0x30 [ 869.645597][ T4358] copy_page_from_iter_atomic+0x3c8/0xffc [ 869.646927][ T4358] generic_perform_write+0x2d0/0x520 [ 869.648037][ T4358] ext4_buffered_write_iter+0x3fc/0x528 [ 869.649244][ T4358] ext4_file_write_iter+0x688/0x162c [ 869.650402][ T4358] do_iter_readv_writev+0x420/0x5f8 [ 869.651553][ T4358] do_iter_write+0x1b8/0x664 [ 869.652569][ T4358] do_pwritev+0x1ec/0x334 [ 869.653519][ T4358] __arm64_sys_pwritev2+0xd4/0x108 [ 869.654506][ T4358] invoke_syscall+0x98/0x2b8 [ 869.655531][ T4358] el0_svc_common+0x138/0x258 [ 869.656485][ T4358] do_el0_svc+0x58/0x14c [ 869.657424][ T4358] el0_svc+0x7c/0x1f0 [ 869.658267][ T4358] el0t_64_sync_handler+0x84/0xe4 [ 869.659457][ T4358] el0t_64_sync+0x1a0/0x1a4 [ 869.693507][ T4342] FAULT_INJECTION: forcing a failure. [ 869.693507][ T4342] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 869.696686][ T4342] CPU: 0 PID: 4342 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 869.698628][ T4342] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 869.701001][ T4342] Call trace: [ 869.701730][ T4342] dump_backtrace+0x0/0x530 [ 869.702688][ T4342] show_stack+0x2c/0x3c [ 869.703591][ T4342] dump_stack_lvl+0x108/0x170 [ 869.704658][ T4342] dump_stack+0x1c/0x58 [ 869.705561][ T4342] should_fail+0x400/0x5cc [ 869.706719][ T4342] should_fail_alloc_page+0x74/0xa8 [ 869.707835][ T4342] prepare_alloc_pages+0x160/0x4cc [ 869.708950][ T4342] __alloc_pages+0x138/0x674 [ 869.709993][ T4342] alloc_pages+0x390/0x634 [ 869.710959][ T4342] __page_cache_alloc+0x78/0x524 [ 869.712023][ T4342] pagecache_get_page+0xa1c/0xd94 [ 869.713060][ T4342] prepare_pages+0x11c/0x344 [ 869.713992][ T4342] btrfs_buffered_write+0x594/0xe6c [ 869.715199][ T4342] btrfs_file_write_iter+0x198/0xad8 [ 869.716327][ T4342] do_iter_readv_writev+0x420/0x5f8 [ 869.717457][ T4342] do_iter_write+0x1b8/0x664 [ 869.718525][ T4342] do_pwritev+0x1ec/0x334 [ 869.719512][ T4342] __arm64_sys_pwritev2+0xd4/0x108 [ 869.720658][ T4342] invoke_syscall+0x98/0x2b8 [ 869.721648][ T4342] el0_svc_common+0x138/0x258 [ 869.722730][ T4342] do_el0_svc+0x58/0x14c [ 869.723649][ T4342] el0_svc+0x7c/0x1f0 [ 869.724552][ T4342] el0t_64_sync_handler+0x84/0xe4 [ 869.725648][ T4342] el0t_64_sync+0x1a0/0x1a4 executing program [ 869.965453][ T4367] loop3: detected capacity change from 0 to 32768 [ 869.983181][ T4367] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop3 scanned by syz-executor400 (4367) executing program [ 870.005161][ T4367] BTRFS info (device loop3): using crc32c (crc32c-generic) checksum algorithm [ 870.013147][ T4371] loop1: detected capacity change from 0 to 32768 [ 870.015982][ T4367] BTRFS warning (device loop3): the 'inode_cache' option is deprecated and has no effect since 5.11 [ 870.020299][ T4365] loop2: detected capacity change from 0 to 32768 [ 870.027952][ T4367] BTRFS warning (device loop3): the 'inode_cache' option is deprecated and has no effect since 5.11 [ 870.031438][ T4371] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz-executor400 (4371) [ 870.041223][ T4367] BTRFS warning (device loop3): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 870.045667][ T4365] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz-executor400 (4365) [ 870.049421][ T4367] BTRFS info (device loop3): trying to use backup root at mount time [ 870.056085][ T4367] BTRFS info (device loop3): use zlib compression, level 3 [ 870.063538][ T4367] BTRFS info (device loop3): enabling ssd optimizations [ 870.068582][ T4367] BTRFS info (device loop3): using spread ssd allocation scheme [ 870.073784][ T4367] BTRFS info (device loop3): using free space tree [ 870.079966][ T4367] BTRFS info (device loop3): has skinny extents [ 870.328984][ T4369] loop0: detected capacity change from 0 to 32768 [ 870.343493][ T4369] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz-executor400 (4369) [ 870.382272][ T4371] FAULT_INJECTION: forcing a failure. [ 870.382272][ T4371] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 870.385142][ T4371] CPU: 0 PID: 4371 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 870.386949][ T4371] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 870.389158][ T4371] Call trace: [ 870.389856][ T4371] dump_backtrace+0x0/0x530 [ 870.390875][ T4371] show_stack+0x2c/0x3c [ 870.391739][ T4371] dump_stack_lvl+0x108/0x170 [ 870.392803][ T4371] dump_stack+0x1c/0x58 [ 870.393730][ T4365] FAULT_INJECTION: forcing a failure. [ 870.393730][ T4365] name failslab, interval 1, probability 0, space 0, times 0 [ 870.393762][ T4371] should_fail+0x400/0x5cc [ 870.397543][ T4371] should_fail_usercopy+0x20/0x30 [ 870.398598][ T4371] copy_page_from_iter_atomic+0x3c8/0xffc [ 870.399771][ T4371] generic_perform_write+0x2d0/0x520 [ 870.400983][ T4371] ext4_buffered_write_iter+0x3fc/0x528 [ 870.402278][ T4371] ext4_file_write_iter+0x688/0x162c [ 870.403446][ T4371] do_iter_readv_writev+0x420/0x5f8 [ 870.404614][ T4371] do_iter_write+0x1b8/0x664 [ 870.405602][ T4371] do_pwritev+0x1ec/0x334 [ 870.406522][ T4371] __arm64_sys_pwritev2+0xd4/0x108 [ 870.407638][ T4371] invoke_syscall+0x98/0x2b8 [ 870.408607][ T4371] el0_svc_common+0x138/0x258 [ 870.409614][ T4371] do_el0_svc+0x58/0x14c [ 870.410539][ T4371] el0_svc+0x7c/0x1f0 [ 870.411385][ T4371] el0t_64_sync_handler+0x84/0xe4 [ 870.412439][ T4371] el0t_64_sync+0x1a0/0x1a4 [ 870.415365][ T4365] CPU: 1 PID: 4365 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 870.417183][ T4365] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 870.419408][ T4365] Call trace: [ 870.420081][ T4365] dump_backtrace+0x0/0x530 [ 870.421081][ T4365] show_stack+0x2c/0x3c [ 870.421981][ T4365] dump_stack_lvl+0x108/0x170 [ 870.423002][ T4365] dump_stack+0x1c/0x58 [ 870.423886][ T4365] should_fail+0x400/0x5cc [ 870.424754][ T4365] __should_failslab+0xbc/0x110 [ 870.425810][ T4365] should_failslab+0x10/0x28 [ 870.426755][ T4365] slab_pre_alloc_hook+0x64/0xe8 [ 870.427816][ T4365] kmem_cache_alloc+0x98/0x45c [ 870.428845][ T4365] jbd2__journal_start+0x158/0x7b4 [ 870.429987][ T4365] __ext4_journal_start_sb+0x358/0x70c [ 870.431267][ T4365] ext4_dirty_inode+0x9c/0x100 [ 870.432358][ T4365] __mark_inode_dirty+0x2b0/0x10f4 [ 870.433535][ T4365] generic_write_end+0x15c/0x238 [ 870.434578][ T4365] ext4_da_write_end+0x51c/0x930 [ 870.435698][ T4365] generic_perform_write+0x354/0x520 [ 870.436878][ T4365] ext4_buffered_write_iter+0x3fc/0x528 [ 870.438108][ T4365] ext4_file_write_iter+0x688/0x162c [ 870.439236][ T4365] do_iter_readv_writev+0x420/0x5f8 [ 870.440436][ T4365] do_iter_write+0x1b8/0x664 [ 870.441416][ T4365] do_pwritev+0x1ec/0x334 [ 870.442412][ T4365] __arm64_sys_pwritev2+0xd4/0x108 [ 870.443622][ T4365] invoke_syscall+0x98/0x2b8 [ 870.444618][ T4365] el0_svc_common+0x138/0x258 [ 870.445575][ T4365] do_el0_svc+0x58/0x14c [ 870.446568][ T4365] el0_svc+0x7c/0x1f0 [ 870.447499][ T4365] el0t_64_sync_handler+0x84/0xe4 [ 870.448592][ T4365] el0t_64_sync+0x1a0/0x1a4 [ 870.457703][ T4367] FAULT_INJECTION: forcing a failure. [ 870.457703][ T4367] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 870.460768][ T4367] CPU: 0 PID: 4367 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 870.462594][ T4367] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 870.464846][ T4367] Call trace: [ 870.465545][ T4367] dump_backtrace+0x0/0x530 [ 870.466570][ T4367] show_stack+0x2c/0x3c [ 870.467496][ T4367] dump_stack_lvl+0x108/0x170 [ 870.468549][ T4367] dump_stack+0x1c/0x58 [ 870.469425][ T4367] should_fail+0x400/0x5cc [ 870.470454][ T4367] should_fail_alloc_page+0x74/0xa8 [ 870.471624][ T4367] prepare_alloc_pages+0x160/0x4cc [ 870.472769][ T4367] __alloc_pages+0x138/0x674 [ 870.473850][ T4367] alloc_pages+0x390/0x634 [ 870.474853][ T4367] __page_cache_alloc+0x78/0x524 [ 870.476020][ T4367] pagecache_get_page+0xa1c/0xd94 [ 870.477114][ T4367] prepare_pages+0x11c/0x344 [ 870.478143][ T4367] btrfs_buffered_write+0x594/0xe6c [ 870.479191][ T4367] btrfs_file_write_iter+0x198/0xad8 [ 870.480332][ T4367] do_iter_readv_writev+0x420/0x5f8 [ 870.481525][ T4367] do_iter_write+0x1b8/0x664 [ 870.482602][ T4367] do_pwritev+0x1ec/0x334 [ 870.483582][ T4367] __arm64_sys_pwritev2+0xd4/0x108 [ 870.484701][ T4367] invoke_syscall+0x98/0x2b8 [ 870.485782][ T4367] el0_svc_common+0x138/0x258 [ 870.486778][ T4367] do_el0_svc+0x58/0x14c [ 870.487706][ T4367] el0_svc+0x7c/0x1f0 [ 870.488583][ T4367] el0t_64_sync_handler+0x84/0xe4 [ 870.489637][ T4367] el0t_64_sync+0x1a0/0x1a4 executing program [ 870.642421][ T4369] FAULT_INJECTION: forcing a failure. [ 870.642421][ T4369] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 870.645345][ T4369] CPU: 1 PID: 4369 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 870.647161][ T4369] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 870.649297][ T4369] Call trace: [ 870.650007][ T4369] dump_backtrace+0x0/0x530 [ 870.650998][ T4369] show_stack+0x2c/0x3c [ 870.651939][ T4369] dump_stack_lvl+0x108/0x170 [ 870.652958][ T4369] dump_stack+0x1c/0x58 [ 870.653893][ T4369] should_fail+0x400/0x5cc [ 870.654912][ T4369] should_fail_usercopy+0x20/0x30 [ 870.656005][ T4369] copy_page_from_iter_atomic+0x3c8/0xffc [ 870.657191][ T4369] generic_perform_write+0x2d0/0x520 [ 870.658448][ T4369] ext4_buffered_write_iter+0x3fc/0x528 [ 870.659668][ T4369] ext4_file_write_iter+0x688/0x162c [ 870.660782][ T4369] do_iter_readv_writev+0x420/0x5f8 [ 870.661787][ T4369] do_iter_write+0x1b8/0x664 [ 870.662797][ T4369] do_pwritev+0x1ec/0x334 [ 870.663775][ T4369] __arm64_sys_pwritev2+0xd4/0x108 [ 870.664941][ T4369] invoke_syscall+0x98/0x2b8 [ 870.665884][ T4369] el0_svc_common+0x138/0x258 [ 870.666933][ T4369] do_el0_svc+0x58/0x14c [ 870.667816][ T4369] el0_svc+0x7c/0x1f0 [ 870.668722][ T4369] el0t_64_sync_handler+0x84/0xe4 [ 870.669822][ T4369] el0t_64_sync+0x1a0/0x1a4 executing program executing program [ 870.808235][ T4391] loop5: detected capacity change from 0 to 32768 executing program [ 870.838318][ T4391] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop5 scanned by syz-executor400 (4391) [ 870.844762][ T4391] BTRFS info (device loop5): using crc32c (crc32c-generic) checksum algorithm [ 870.846845][ T4391] BTRFS warning (device loop5): the 'inode_cache' option is deprecated and has no effect since 5.11 [ 870.874204][ T4391] BTRFS warning (device loop5): the 'inode_cache' option is deprecated and has no effect since 5.11 [ 870.876649][ T4391] BTRFS warning (device loop5): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 870.892475][ T4391] BTRFS info (device loop5): trying to use backup root at mount time [ 870.894283][ T4391] BTRFS info (device loop5): use zlib compression, level 3 [ 870.904735][ T4391] BTRFS info (device loop5): enabling ssd optimizations [ 870.906396][ T4391] BTRFS info (device loop5): using spread ssd allocation scheme [ 870.925264][ T4391] BTRFS info (device loop5): using free space tree [ 870.926710][ T4391] BTRFS info (device loop5): has skinny extents [ 870.985679][ T4394] loop4: detected capacity change from 0 to 32768 [ 870.997438][ T4394] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz-executor400 (4394) [ 871.208137][ T4391] FAULT_INJECTION: forcing a failure. [ 871.208137][ T4391] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 871.220769][ T4391] CPU: 0 PID: 4391 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 871.222703][ T4391] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 871.224841][ T4391] Call trace: [ 871.225565][ T4391] dump_backtrace+0x0/0x530 [ 871.226647][ T4391] show_stack+0x2c/0x3c [ 871.227564][ T4391] dump_stack_lvl+0x108/0x170 [ 871.228520][ T4391] dump_stack+0x1c/0x58 [ 871.229406][ T4391] should_fail+0x400/0x5cc [ 871.230393][ T4391] should_fail_alloc_page+0x74/0xa8 [ 871.231473][ T4391] prepare_alloc_pages+0x160/0x4cc [ 871.232576][ T4391] __alloc_pages+0x138/0x674 [ 871.233482][ T4391] alloc_pages+0x390/0x634 [ 871.234395][ T4391] __page_cache_alloc+0x78/0x524 [ 871.235498][ T4391] pagecache_get_page+0xa1c/0xd94 [ 871.236562][ T4391] prepare_pages+0x11c/0x344 [ 871.237529][ T4391] btrfs_buffered_write+0x594/0xe6c [ 871.238670][ T4391] btrfs_file_write_iter+0x198/0xad8 [ 871.239749][ T4391] do_iter_readv_writev+0x420/0x5f8 [ 871.240939][ T4391] do_iter_write+0x1b8/0x664 [ 871.241932][ T4391] do_pwritev+0x1ec/0x334 [ 871.242796][ T4391] __arm64_sys_pwritev2+0xd4/0x108 [ 871.243983][ T4391] invoke_syscall+0x98/0x2b8 [ 871.244959][ T4391] el0_svc_common+0x138/0x258 [ 871.245954][ T4391] do_el0_svc+0x58/0x14c [ 871.246799][ T4391] el0_svc+0x7c/0x1f0 [ 871.247697][ T4391] el0t_64_sync_handler+0x84/0xe4 [ 871.248833][ T4391] el0t_64_sync+0x1a0/0x1a4 [ 871.341186][ T4417] loop2: detected capacity change from 0 to 32768 [ 871.363715][ T4417] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz-executor400 (4417) [ 871.435262][ T4394] FAULT_INJECTION: forcing a failure. [ 871.435262][ T4394] name failslab, interval 1, probability 0, space 0, times 0 [ 871.458976][ T4394] CPU: 0 PID: 4394 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 871.460411][ T4421] loop0: detected capacity change from 0 to 32768 [ 871.460929][ T4394] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 871.460941][ T4394] Call trace: [ 871.460948][ T4394] dump_backtrace+0x0/0x530 [ 871.460968][ T4394] show_stack+0x2c/0x3c [ 871.460980][ T4394] dump_stack_lvl+0x108/0x170 [ 871.460993][ T4394] dump_stack+0x1c/0x58 [ 871.461004][ T4394] should_fail+0x400/0x5cc [ 871.461016][ T4394] __should_failslab+0xbc/0x110 [ 871.461029][ T4394] should_failslab+0x10/0x28 [ 871.461042][ T4394] slab_pre_alloc_hook+0x64/0xe8 [ 871.461056][ T4394] kmem_cache_alloc+0x98/0x45c [ 871.466433][ T4421] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz-executor400 (4421) [ 871.467166][ T4394] jbd2__journal_start+0x158/0x7b4 [ 871.477536][ T4394] __ext4_journal_start_sb+0x358/0x70c [ 871.478635][ T4394] ext4_dirty_inode+0x9c/0x100 [ 871.479726][ T4394] __mark_inode_dirty+0x2b0/0x10f4 [ 871.480856][ T4394] generic_write_end+0x15c/0x238 [ 871.482042][ T4394] ext4_da_write_end+0x51c/0x930 [ 871.483164][ T4394] generic_perform_write+0x354/0x520 [ 871.484361][ T4394] ext4_buffered_write_iter+0x3fc/0x528 [ 871.485539][ T4394] ext4_file_write_iter+0x688/0x162c [ 871.486647][ T4394] do_iter_readv_writev+0x420/0x5f8 [ 871.487807][ T4394] do_iter_write+0x1b8/0x664 [ 871.488890][ T4394] do_pwritev+0x1ec/0x334 [ 871.489941][ T4394] __arm64_sys_pwritev2+0xd4/0x108 [ 871.491108][ T4394] invoke_syscall+0x98/0x2b8 [ 871.492072][ T4394] el0_svc_common+0x138/0x258 [ 871.493054][ T4394] do_el0_svc+0x58/0x14c [ 871.494046][ T4394] el0_svc+0x7c/0x1f0 [ 871.494888][ T4394] el0t_64_sync_handler+0x84/0xe4 [ 871.495959][ T4394] el0t_64_sync+0x1a0/0x1a4 [ 871.529600][ T4415] loop1: detected capacity change from 0 to 32768 [ 871.548079][ T4415] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz-executor400 (4415) executing program executing program [ 871.804576][ T4417] FAULT_INJECTION: forcing a failure. [ 871.804576][ T4417] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 871.807774][ T4417] CPU: 1 PID: 4417 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 871.810162][ T4417] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 871.812420][ T4417] Call trace: [ 871.813151][ T4417] dump_backtrace+0x0/0x530 [ 871.814082][ T4417] show_stack+0x2c/0x3c [ 871.814939][ T4417] dump_stack_lvl+0x108/0x170 [ 871.815963][ T4417] dump_stack+0x1c/0x58 [ 871.816816][ T4417] should_fail+0x400/0x5cc [ 871.817742][ T4417] should_fail_usercopy+0x20/0x30 [ 871.818843][ T4417] copy_page_from_iter_atomic+0x3c8/0xffc [ 871.820089][ T4417] generic_perform_write+0x2d0/0x520 [ 871.821219][ T4417] ext4_buffered_write_iter+0x3fc/0x528 [ 871.822322][ T4417] ext4_file_write_iter+0x688/0x162c [ 871.823449][ T4417] do_iter_readv_writev+0x420/0x5f8 [ 871.824523][ T4417] do_iter_write+0x1b8/0x664 [ 871.825414][ T4417] do_pwritev+0x1ec/0x334 [ 871.826266][ T4417] __arm64_sys_pwritev2+0xd4/0x108 [ 871.827322][ T4417] invoke_syscall+0x98/0x2b8 [ 871.828224][ T4417] el0_svc_common+0x138/0x258 [ 871.829153][ T4417] do_el0_svc+0x58/0x14c [ 871.830068][ T4417] el0_svc+0x7c/0x1f0 [ 871.830969][ T4417] el0t_64_sync_handler+0x84/0xe4 [ 871.832121][ T4417] el0t_64_sync+0x1a0/0x1a4 [ 871.853090][ T4419] loop3: detected capacity change from 0 to 32768 [ 871.862645][ T4421] FAULT_INJECTION: forcing a failure. [ 871.862645][ T4421] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 871.865566][ T4421] CPU: 0 PID: 4421 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 871.867494][ T4421] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 871.869706][ T4421] Call trace: [ 871.870388][ T4421] dump_backtrace+0x0/0x530 [ 871.871270][ T4421] show_stack+0x2c/0x3c [ 871.872156][ T4421] dump_stack_lvl+0x108/0x170 [ 871.873095][ T4421] dump_stack+0x1c/0x58 [ 871.873930][ T4421] should_fail+0x400/0x5cc [ 871.874855][ T4421] should_fail_usercopy+0x20/0x30 [ 871.875947][ T4421] copy_page_from_iter_atomic+0x3c8/0xffc [ 871.877182][ T4421] generic_perform_write+0x2d0/0x520 [ 871.878288][ T4421] ext4_buffered_write_iter+0x3fc/0x528 [ 871.879484][ T4421] ext4_file_write_iter+0x688/0x162c [ 871.880611][ T4421] do_iter_readv_writev+0x420/0x5f8 [ 871.881737][ T4421] do_iter_write+0x1b8/0x664 [ 871.882769][ T4421] do_pwritev+0x1ec/0x334 [ 871.883687][ T4421] __arm64_sys_pwritev2+0xd4/0x108 [ 871.884830][ T4421] invoke_syscall+0x98/0x2b8 [ 871.885894][ T4421] el0_svc_common+0x138/0x258 [ 871.886968][ T4421] do_el0_svc+0x58/0x14c [ 871.887851][ T4421] el0_svc+0x7c/0x1f0 [ 871.888731][ T4421] el0t_64_sync_handler+0x84/0xe4 [ 871.889803][ T4421] el0t_64_sync+0x1a0/0x1a4 [ 871.892450][ T4415] FAULT_INJECTION: forcing a failure. [ 871.892450][ T4415] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 871.895300][ T4415] CPU: 1 PID: 4415 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 871.897233][ T4415] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 871.899346][ T4415] Call trace: [ 871.899987][ T4415] dump_backtrace+0x0/0x530 [ 871.900931][ T4415] show_stack+0x2c/0x3c [ 871.901911][ T4415] dump_stack_lvl+0x108/0x170 [ 871.902921][ T4415] dump_stack+0x1c/0x58 [ 871.903824][ T4415] should_fail+0x400/0x5cc [ 871.904797][ T4415] should_fail_usercopy+0x20/0x30 [ 871.905927][ T4415] copy_page_from_iter_atomic+0x3c8/0xffc [ 871.907209][ T4415] generic_perform_write+0x2d0/0x520 [ 871.908397][ T4415] ext4_buffered_write_iter+0x3fc/0x528 [ 871.909629][ T4415] ext4_file_write_iter+0x688/0x162c [ 871.910792][ T4415] do_iter_readv_writev+0x420/0x5f8 [ 871.912009][ T4415] do_iter_write+0x1b8/0x664 [ 871.912999][ T4415] do_pwritev+0x1ec/0x334 [ 871.913934][ T4415] __arm64_sys_pwritev2+0xd4/0x108 [ 871.915073][ T4415] invoke_syscall+0x98/0x2b8 [ 871.916047][ T4415] el0_svc_common+0x138/0x258 [ 871.917031][ T4415] do_el0_svc+0x58/0x14c [ 871.917922][ T4415] el0_svc+0x7c/0x1f0 [ 871.918752][ T4415] el0t_64_sync_handler+0x84/0xe4 [ 871.919912][ T4415] el0t_64_sync+0x1a0/0x1a4 [ 871.940591][ T4419] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop3 scanned by syz-executor400 (4419) [ 871.955922][ T4419] BTRFS info (device loop3): using crc32c (crc32c-generic) checksum algorithm [ 871.963984][ T4419] BTRFS warning (device loop3): the 'inode_cache' option is deprecated and has no effect since 5.11 executing program [ 871.981472][ T4419] BTRFS warning (device loop3): the 'inode_cache' option is deprecated and has no effect since 5.11 [ 872.004393][ T4419] BTRFS warning (device loop3): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 872.016148][ T4419] BTRFS info (device loop3): trying to use backup root at mount time [ 872.025181][ T4419] BTRFS info (device loop3): use zlib compression, level 3 [ 872.035261][ T4419] BTRFS info (device loop3): enabling ssd optimizations [ 872.051728][ T4419] BTRFS info (device loop3): using spread ssd allocation scheme executing program [ 872.058323][ T4419] BTRFS info (device loop3): using free space tree [ 872.065283][ T4419] BTRFS info (device loop3): has skinny extents executing program [ 872.273107][ T4446] FAULT_INJECTION: forcing a failure. [ 872.273107][ T4446] name failslab, interval 1, probability 0, space 0, times 0 [ 872.276456][ T4446] CPU: 1 PID: 4446 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 872.278379][ T4446] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 872.280535][ T4446] Call trace: [ 872.281285][ T4446] dump_backtrace+0x0/0x530 [ 872.282300][ T4446] show_stack+0x2c/0x3c [ 872.283262][ T4446] dump_stack_lvl+0x108/0x170 [ 872.284256][ T4446] dump_stack+0x1c/0x58 [ 872.285176][ T4446] should_fail+0x400/0x5cc [ 872.286166][ T4446] __should_failslab+0xbc/0x110 [ 872.287194][ T4446] should_failslab+0x10/0x28 [ 872.288225][ T4446] slab_pre_alloc_hook+0x64/0xe8 [ 872.289305][ T4446] kmem_cache_alloc+0x98/0x45c [ 872.290405][ T4446] jbd2__journal_start+0x158/0x7b4 [ 872.291567][ T4446] __ext4_journal_start_sb+0x358/0x70c [ 872.292783][ T4446] ext4_dirty_inode+0x9c/0x100 [ 872.293767][ T4446] __mark_inode_dirty+0x2b0/0x10f4 [ 872.294916][ T4446] generic_write_end+0x15c/0x238 [ 872.296063][ T4446] ext4_da_write_end+0x51c/0x930 [ 872.297106][ T4446] generic_perform_write+0x354/0x520 [ 872.298289][ T4446] ext4_buffered_write_iter+0x3fc/0x528 [ 872.299596][ T4446] ext4_file_write_iter+0x688/0x162c [ 872.300712][ T4446] do_iter_readv_writev+0x420/0x5f8 [ 872.301905][ T4446] do_iter_write+0x1b8/0x664 [ 872.302885][ T4446] do_pwritev+0x1ec/0x334 [ 872.303841][ T4446] __arm64_sys_pwritev2+0xd4/0x108 [ 872.305062][ T4446] invoke_syscall+0x98/0x2b8 [ 872.306076][ T4446] el0_svc_common+0x138/0x258 [ 872.307176][ T4446] do_el0_svc+0x58/0x14c [ 872.308113][ T4446] el0_svc+0x7c/0x1f0 [ 872.309033][ T4446] el0t_64_sync_handler+0x84/0xe4 [ 872.310168][ T4446] el0t_64_sync+0x1a0/0x1a4 executing program [ 872.429766][ T4419] FAULT_INJECTION: forcing a failure. [ 872.429766][ T4419] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 872.439122][ T4419] CPU: 0 PID: 4419 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 872.441041][ T4419] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 872.443384][ T4419] Call trace: [ 872.444126][ T4419] dump_backtrace+0x0/0x530 [ 872.445155][ T4419] show_stack+0x2c/0x3c [ 872.446095][ T4419] dump_stack_lvl+0x108/0x170 [ 872.447178][ T4419] dump_stack+0x1c/0x58 [ 872.448153][ T4419] should_fail+0x400/0x5cc [ 872.449153][ T4419] should_fail_alloc_page+0x74/0xa8 [ 872.450306][ T4419] prepare_alloc_pages+0x160/0x4cc [ 872.451420][ T4419] __alloc_pages+0x138/0x674 [ 872.452429][ T4419] alloc_pages+0x390/0x634 [ 872.453403][ T4419] __page_cache_alloc+0x78/0x524 [ 872.454493][ T4419] pagecache_get_page+0xa1c/0xd94 [ 872.455700][ T4419] prepare_pages+0x11c/0x344 [ 872.456733][ T4419] btrfs_buffered_write+0x594/0xe6c [ 872.457849][ T4419] btrfs_file_write_iter+0x198/0xad8 [ 872.458976][ T4419] do_iter_readv_writev+0x420/0x5f8 [ 872.460121][ T4419] do_iter_write+0x1b8/0x664 [ 872.461188][ T4419] do_pwritev+0x1ec/0x334 [ 872.462149][ T4419] __arm64_sys_pwritev2+0xd4/0x108 [ 872.463247][ T4419] invoke_syscall+0x98/0x2b8 [ 872.464304][ T4419] el0_svc_common+0x138/0x258 [ 872.465381][ T4419] do_el0_svc+0x58/0x14c [ 872.466367][ T4419] el0_svc+0x7c/0x1f0 [ 872.467252][ T4419] el0t_64_sync_handler+0x84/0xe4 [ 872.468390][ T4419] el0t_64_sync+0x1a0/0x1a4 [ 872.667114][ T4448] loop2: detected capacity change from 0 to 32768 [ 872.675197][ T4448] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz-executor400 (4448) [ 872.699113][ T4444] loop4: detected capacity change from 0 to 32768 [ 872.717456][ T4444] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop4 scanned by syz-executor400 (4444) executing program [ 872.754622][ T4444] BTRFS info (device loop4): using crc32c (crc32c-generic) checksum algorithm [ 872.765747][ T4444] BTRFS warning (device loop4): the 'inode_cache' option is deprecated and has no effect since 5.11 [ 872.782099][ T4444] BTRFS warning (device loop4): the 'inode_cache' option is deprecated and has no effect since 5.11 [ 872.794843][ T4444] BTRFS warning (device loop4): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 872.807450][ T4444] BTRFS info (device loop4): trying to use backup root at mount time [ 872.818329][ T4444] BTRFS info (device loop4): use zlib compression, level 3 [ 872.830477][ T4444] BTRFS info (device loop4): enabling ssd optimizations [ 872.840344][ T4444] BTRFS info (device loop4): using spread ssd allocation scheme [ 872.848058][ T4444] BTRFS info (device loop4): using free space tree [ 872.855173][ T4444] BTRFS info (device loop4): has skinny extents [ 872.919210][ T4448] FAULT_INJECTION: forcing a failure. [ 872.919210][ T4448] name failslab, interval 1, probability 0, space 0, times 0 [ 872.923445][ T4448] CPU: 1 PID: 4448 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 872.925322][ T4448] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 872.927408][ T4448] Call trace: [ 872.928158][ T4448] dump_backtrace+0x0/0x530 [ 872.929034][ T4448] show_stack+0x2c/0x3c [ 872.929883][ T4448] dump_stack_lvl+0x108/0x170 [ 872.930905][ T4448] dump_stack+0x1c/0x58 [ 872.931831][ T4448] should_fail+0x400/0x5cc [ 872.932791][ T4448] __should_failslab+0xbc/0x110 [ 872.933828][ T4448] should_failslab+0x10/0x28 [ 872.934806][ T4448] slab_pre_alloc_hook+0x64/0xe8 [ 872.935900][ T4448] kmem_cache_alloc+0x98/0x45c [ 872.936947][ T4448] jbd2__journal_start+0x158/0x7b4 [ 872.938108][ T4448] __ext4_journal_start_sb+0x358/0x70c [ 872.939327][ T4448] ext4_dirty_inode+0x9c/0x100 [ 872.940438][ T4448] __mark_inode_dirty+0x2b0/0x10f4 [ 872.941491][ T4448] generic_write_end+0x15c/0x238 [ 872.942535][ T4448] ext4_da_write_end+0x51c/0x930 [ 872.943650][ T4448] generic_perform_write+0x354/0x520 [ 872.944847][ T4448] ext4_buffered_write_iter+0x3fc/0x528 [ 872.946040][ T4448] ext4_file_write_iter+0x688/0x162c [ 872.947233][ T4448] do_iter_readv_writev+0x420/0x5f8 [ 872.948401][ T4448] do_iter_write+0x1b8/0x664 [ 872.949401][ T4448] do_pwritev+0x1ec/0x334 [ 872.950424][ T4448] __arm64_sys_pwritev2+0xd4/0x108 [ 872.951507][ T4448] invoke_syscall+0x98/0x2b8 [ 872.952489][ T4448] el0_svc_common+0x138/0x258 [ 872.953610][ T4448] do_el0_svc+0x58/0x14c [ 872.954643][ T4448] el0_svc+0x7c/0x1f0 [ 872.955471][ T4448] el0t_64_sync_handler+0x84/0xe4 [ 872.956591][ T4448] el0t_64_sync+0x1a0/0x1a4 [ 873.043060][ T4453] loop0: detected capacity change from 0 to 32768 [ 873.046415][ T4453] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz-executor400 (4453) [ 873.059892][ T4450] loop1: detected capacity change from 0 to 32768 [ 873.079491][ T4450] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz-executor400 (4450) executing program [ 873.115769][ T4444] FAULT_INJECTION: forcing a failure. [ 873.115769][ T4444] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 873.118908][ T4444] CPU: 1 PID: 4444 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 873.120744][ T4444] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 873.122990][ T4444] Call trace: [ 873.123684][ T4444] dump_backtrace+0x0/0x530 [ 873.124596][ T4444] show_stack+0x2c/0x3c [ 873.125495][ T4444] dump_stack_lvl+0x108/0x170 [ 873.126569][ T4444] dump_stack+0x1c/0x58 [ 873.127452][ T4444] should_fail+0x400/0x5cc [ 873.128472][ T4444] should_fail_alloc_page+0x74/0xa8 [ 873.129685][ T4444] prepare_alloc_pages+0x160/0x4cc [ 873.130821][ T4444] __alloc_pages+0x138/0x674 [ 873.131816][ T4444] alloc_pages+0x390/0x634 [ 873.132802][ T4444] __page_cache_alloc+0x78/0x524 [ 873.133814][ T4444] pagecache_get_page+0xa1c/0xd94 [ 873.134917][ T4444] prepare_pages+0x11c/0x344 [ 873.135840][ T4444] btrfs_buffered_write+0x594/0xe6c [ 873.136959][ T4444] btrfs_file_write_iter+0x198/0xad8 [ 873.138092][ T4444] do_iter_readv_writev+0x420/0x5f8 [ 873.139290][ T4444] do_iter_write+0x1b8/0x664 [ 873.140290][ T4444] do_pwritev+0x1ec/0x334 [ 873.141226][ T4444] __arm64_sys_pwritev2+0xd4/0x108 [ 873.142400][ T4444] invoke_syscall+0x98/0x2b8 [ 873.143385][ T4444] el0_svc_common+0x138/0x258 [ 873.144453][ T4444] do_el0_svc+0x58/0x14c [ 873.145467][ T4444] el0_svc+0x7c/0x1f0 [ 873.146303][ T4444] el0t_64_sync_handler+0x84/0xe4 [ 873.147366][ T4444] el0t_64_sync+0x1a0/0x1a4 [ 873.172181][ T4453] FAULT_INJECTION: forcing a failure. [ 873.172181][ T4453] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 873.175143][ T4453] CPU: 0 PID: 4453 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 873.176949][ T4453] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 873.179108][ T4453] Call trace: [ 873.179767][ T4453] dump_backtrace+0x0/0x530 [ 873.180709][ T4453] show_stack+0x2c/0x3c [ 873.181588][ T4453] dump_stack_lvl+0x108/0x170 [ 873.182624][ T4453] dump_stack+0x1c/0x58 [ 873.183506][ T4453] should_fail+0x400/0x5cc [ 873.184445][ T4453] should_fail_usercopy+0x20/0x30 [ 873.185500][ T4453] copy_page_from_iter_atomic+0x3c8/0xffc [ 873.186738][ T4453] generic_perform_write+0x2d0/0x520 [ 873.187884][ T4453] ext4_buffered_write_iter+0x3fc/0x528 [ 873.189164][ T4453] ext4_file_write_iter+0x688/0x162c [ 873.190321][ T4453] do_iter_readv_writev+0x420/0x5f8 [ 873.191436][ T4453] do_iter_write+0x1b8/0x664 [ 873.192462][ T4453] do_pwritev+0x1ec/0x334 [ 873.193386][ T4453] __arm64_sys_pwritev2+0xd4/0x108 [ 873.194605][ T4453] invoke_syscall+0x98/0x2b8 [ 873.195518][ T4453] el0_svc_common+0x138/0x258 [ 873.196477][ T4453] do_el0_svc+0x58/0x14c [ 873.197342][ T4453] el0_svc+0x7c/0x1f0 [ 873.198241][ T4453] el0t_64_sync_handler+0x84/0xe4 [ 873.199331][ T4453] el0t_64_sync+0x1a0/0x1a4 executing program [ 873.287451][ T4468] loop5: detected capacity change from 0 to 32768 [ 873.309967][ T4468] BTRFS warning: duplicate device /dev/loop5 devid 1 generation 8 scanned by syz-executor400 (4468) [ 873.419157][ T4450] FAULT_INJECTION: forcing a failure. [ 873.419157][ T4450] name failslab, interval 1, probability 0, space 0, times 0 [ 873.429140][ T4450] CPU: 1 PID: 4450 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 873.430977][ T4450] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 873.433282][ T4450] Call trace: [ 873.434069][ T4450] dump_backtrace+0x0/0x530 [ 873.435196][ T4450] show_stack+0x2c/0x3c [ 873.436159][ T4450] dump_stack_lvl+0x108/0x170 [ 873.437299][ T4450] dump_stack+0x1c/0x58 [ 873.438110][ T4450] should_fail+0x400/0x5cc [ 873.439026][ T4450] __should_failslab+0xbc/0x110 [ 873.440119][ T4450] should_failslab+0x10/0x28 [ 873.441127][ T4450] slab_pre_alloc_hook+0x64/0xe8 [ 873.442284][ T4450] kmem_cache_alloc+0x98/0x45c [ 873.443415][ T4450] jbd2__journal_start+0x158/0x7b4 [ 873.444566][ T4450] __ext4_journal_start_sb+0x358/0x70c [ 873.445768][ T4450] ext4_dirty_inode+0x9c/0x100 [ 873.446832][ T4450] __mark_inode_dirty+0x2b0/0x10f4 [ 873.447890][ T4450] generic_write_end+0x15c/0x238 [ 873.448933][ T4450] ext4_da_write_end+0x51c/0x930 [ 873.450013][ T4450] generic_perform_write+0x354/0x520 [ 873.451210][ T4450] ext4_buffered_write_iter+0x3fc/0x528 [ 873.452427][ T4450] ext4_file_write_iter+0x688/0x162c [ 873.453535][ T4450] do_iter_readv_writev+0x420/0x5f8 [ 873.454706][ T4450] do_iter_write+0x1b8/0x664 [ 873.455694][ T4450] do_pwritev+0x1ec/0x334 [ 873.456597][ T4450] __arm64_sys_pwritev2+0xd4/0x108 [ 873.457713][ T4450] invoke_syscall+0x98/0x2b8 [ 873.458664][ T4450] el0_svc_common+0x138/0x258 [ 873.459654][ T4450] do_el0_svc+0x58/0x14c [ 873.460556][ T4450] el0_svc+0x7c/0x1f0 [ 873.461430][ T4450] el0t_64_sync_handler+0x84/0xe4 [ 873.462533][ T4450] el0t_64_sync+0x1a0/0x1a4 executing program [ 873.679787][ T4077] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 10 /dev/loop4 scanned by udevd (4077) [ 873.698392][ T4497] loop0: detected capacity change from 0 to 32768 executing program [ 873.741929][ T4468] FAULT_INJECTION: forcing a failure. [ 873.741929][ T4468] name failslab, interval 1, probability 0, space 0, times 0 [ 873.757367][ T4468] CPU: 1 PID: 4468 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 873.759134][ T4468] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 873.761407][ T4468] Call trace: [ 873.762205][ T4468] dump_backtrace+0x0/0x530 [ 873.763133][ T4468] show_stack+0x2c/0x3c [ 873.764092][ T4468] dump_stack_lvl+0x108/0x170 [ 873.765184][ T4468] dump_stack+0x1c/0x58 [ 873.766084][ T4468] should_fail+0x400/0x5cc [ 873.767083][ T4468] __should_failslab+0xbc/0x110 [ 873.768203][ T4468] should_failslab+0x10/0x28 [ 873.769308][ T4468] slab_pre_alloc_hook+0x64/0xe8 [ 873.770408][ T4468] kmem_cache_alloc+0x98/0x45c [ 873.771367][ T4468] jbd2__journal_start+0x158/0x7b4 [ 873.772545][ T4468] __ext4_journal_start_sb+0x358/0x70c [ 873.773648][ T4468] ext4_dirty_inode+0x9c/0x100 [ 873.774722][ T4468] __mark_inode_dirty+0x2b0/0x10f4 [ 873.775886][ T4468] generic_write_end+0x15c/0x238 [ 873.776984][ T4468] ext4_da_write_end+0x51c/0x930 [ 873.777962][ T4468] generic_perform_write+0x354/0x520 [ 873.779071][ T4468] ext4_buffered_write_iter+0x3fc/0x528 [ 873.780365][ T4468] ext4_file_write_iter+0x688/0x162c [ 873.781566][ T4468] do_iter_readv_writev+0x420/0x5f8 [ 873.782716][ T4468] do_iter_write+0x1b8/0x664 [ 873.783705][ T4468] do_pwritev+0x1ec/0x334 [ 873.784638][ T4468] __arm64_sys_pwritev2+0xd4/0x108 [ 873.785712][ T4468] invoke_syscall+0x98/0x2b8 [ 873.786655][ T4468] el0_svc_common+0x138/0x258 [ 873.787671][ T4468] do_el0_svc+0x58/0x14c [ 873.788605][ T4468] el0_svc+0x7c/0x1f0 [ 873.789416][ T4468] el0t_64_sync_handler+0x84/0xe4 [ 873.790490][ T4468] el0t_64_sync+0x1a0/0x1a4 [ 873.869711][ T4475] loop3: detected capacity change from 0 to 32768 executing program [ 874.073164][ T4497] FAULT_INJECTION: forcing a failure. [ 874.073164][ T4497] name failslab, interval 1, probability 0, space 0, times 0 [ 874.089052][ T4497] CPU: 0 PID: 4497 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 874.090901][ T4497] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 874.093096][ T4497] Call trace: [ 874.093765][ T4497] dump_backtrace+0x0/0x530 [ 874.094747][ T4497] show_stack+0x2c/0x3c [ 874.095665][ T4497] dump_stack_lvl+0x108/0x170 [ 874.096760][ T4497] dump_stack+0x1c/0x58 [ 874.097747][ T4497] should_fail+0x400/0x5cc [ 874.098709][ T4497] __should_failslab+0xbc/0x110 [ 874.099735][ T4497] should_failslab+0x10/0x28 [ 874.100808][ T4497] slab_pre_alloc_hook+0x64/0xe8 [ 874.101938][ T4497] kmem_cache_alloc+0x98/0x45c [ 874.102965][ T4497] jbd2__journal_start+0x158/0x7b4 [ 874.104216][ T4497] __ext4_journal_start_sb+0x358/0x70c [ 874.105345][ T4497] ext4_dirty_inode+0x9c/0x100 [ 874.106421][ T4497] __mark_inode_dirty+0x2b0/0x10f4 [ 874.107618][ T4497] generic_write_end+0x15c/0x238 [ 874.108658][ T4497] ext4_da_write_end+0x51c/0x930 [ 874.109726][ T4497] generic_perform_write+0x354/0x520 [ 874.110900][ T4497] ext4_buffered_write_iter+0x3fc/0x528 [ 874.112129][ T4497] ext4_file_write_iter+0x688/0x162c [ 874.113299][ T4497] do_iter_readv_writev+0x420/0x5f8 [ 874.114569][ T4497] do_iter_write+0x1b8/0x664 [ 874.115530][ T4497] do_pwritev+0x1ec/0x334 [ 874.116538][ T4497] __arm64_sys_pwritev2+0xd4/0x108 [ 874.117716][ T4497] invoke_syscall+0x98/0x2b8 [ 874.118721][ T4497] el0_svc_common+0x138/0x258 [ 874.119734][ T4497] do_el0_svc+0x58/0x14c [ 874.120626][ T4497] el0_svc+0x7c/0x1f0 [ 874.121549][ T4497] el0t_64_sync_handler+0x84/0xe4 [ 874.122606][ T4497] el0t_64_sync+0x1a0/0x1a4 [ 874.165181][ T4495] loop2: detected capacity change from 0 to 32768 [ 874.238024][ T4475] FAULT_INJECTION: forcing a failure. [ 874.238024][ T4475] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 874.241167][ T4475] CPU: 1 PID: 4475 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 874.242986][ T4475] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 874.245007][ T4475] Call trace: [ 874.245662][ T4475] dump_backtrace+0x0/0x530 [ 874.246656][ T4475] show_stack+0x2c/0x3c [ 874.247631][ T4475] dump_stack_lvl+0x108/0x170 [ 874.248598][ T4475] dump_stack+0x1c/0x58 [ 874.249483][ T4475] should_fail+0x400/0x5cc [ 874.250413][ T4475] should_fail_usercopy+0x20/0x30 [ 874.251467][ T4475] copy_page_from_iter_atomic+0x3c8/0xffc [ 874.252696][ T4475] generic_perform_write+0x2d0/0x520 [ 874.253804][ T4475] ext4_buffered_write_iter+0x3fc/0x528 [ 874.255057][ T4475] ext4_file_write_iter+0x688/0x162c [ 874.256254][ T4475] do_iter_readv_writev+0x420/0x5f8 [ 874.257338][ T4475] do_iter_write+0x1b8/0x664 [ 874.258392][ T4475] do_pwritev+0x1ec/0x334 [ 874.259358][ T4475] __arm64_sys_pwritev2+0xd4/0x108 [ 874.260501][ T4475] invoke_syscall+0x98/0x2b8 [ 874.261479][ T4475] el0_svc_common+0x138/0x258 [ 874.262522][ T4475] do_el0_svc+0x58/0x14c [ 874.263457][ T4475] el0_svc+0x7c/0x1f0 [ 874.264317][ T4475] el0t_64_sync_handler+0x84/0xe4 [ 874.265446][ T4475] el0t_64_sync+0x1a0/0x1a4 executing program executing program [ 874.467793][ T4495] FAULT_INJECTION: forcing a failure. [ 874.467793][ T4495] name failslab, interval 1, probability 0, space 0, times 0 [ 874.484797][ T4495] CPU: 0 PID: 4495 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 874.486762][ T4495] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 874.489110][ T4495] Call trace: [ 874.489824][ T4495] dump_backtrace+0x0/0x530 [ 874.490808][ T4495] show_stack+0x2c/0x3c [ 874.491824][ T4495] dump_stack_lvl+0x108/0x170 [ 874.492885][ T4495] dump_stack+0x1c/0x58 [ 874.493716][ T4495] should_fail+0x400/0x5cc [ 874.494670][ T4495] __should_failslab+0xbc/0x110 [ 874.495675][ T4495] should_failslab+0x10/0x28 [ 874.496758][ T4495] slab_pre_alloc_hook+0x64/0xe8 [ 874.497879][ T4495] kmem_cache_alloc+0x98/0x45c [ 874.498967][ T4495] jbd2__journal_start+0x158/0x7b4 [ 874.500023][ T4495] __ext4_journal_start_sb+0x358/0x70c [ 874.501278][ T4495] ext4_dirty_inode+0x9c/0x100 [ 874.502387][ T4495] __mark_inode_dirty+0x2b0/0x10f4 [ 874.503556][ T4495] generic_write_end+0x15c/0x238 [ 874.504640][ T4495] ext4_da_write_end+0x51c/0x930 [ 874.505742][ T4495] generic_perform_write+0x354/0x520 [ 874.506954][ T4495] ext4_buffered_write_iter+0x3fc/0x528 [ 874.508228][ T4495] ext4_file_write_iter+0x688/0x162c [ 874.509420][ T4495] do_iter_readv_writev+0x420/0x5f8 [ 874.510606][ T4495] do_iter_write+0x1b8/0x664 [ 874.511661][ T4495] do_pwritev+0x1ec/0x334 [ 874.512645][ T4495] __arm64_sys_pwritev2+0xd4/0x108 [ 874.513773][ T4495] invoke_syscall+0x98/0x2b8 [ 874.514814][ T4495] el0_svc_common+0x138/0x258 [ 874.515829][ T4495] do_el0_svc+0x58/0x14c [ 874.516734][ T4495] el0_svc+0x7c/0x1f0 [ 874.517656][ T4495] el0t_64_sync_handler+0x84/0xe4 [ 874.518712][ T4495] el0t_64_sync+0x1a0/0x1a4 executing program [ 874.764622][ T4501] loop1: detected capacity change from 0 to 32768 [ 874.991305][ T4499] FAULT_INJECTION: forcing a failure. [ 874.991305][ T4499] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 874.994275][ T4499] CPU: 1 PID: 4499 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 874.996001][ T4499] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 874.998227][ T4499] Call trace: [ 874.998961][ T4499] dump_backtrace+0x0/0x530 [ 874.999932][ T4499] show_stack+0x2c/0x3c [ 875.000829][ T4499] dump_stack_lvl+0x108/0x170 [ 875.001888][ T4499] dump_stack+0x1c/0x58 [ 875.002821][ T4499] should_fail+0x400/0x5cc [ 875.003827][ T4499] should_fail_usercopy+0x20/0x30 [ 875.004917][ T4499] copy_page_from_iter_atomic+0x3c8/0xffc [ 875.006094][ T4499] generic_perform_write+0x2d0/0x520 [ 875.007219][ T4499] ext4_buffered_write_iter+0x3fc/0x528 [ 875.008438][ T4499] ext4_file_write_iter+0x688/0x162c [ 875.009574][ T4499] do_iter_readv_writev+0x420/0x5f8 [ 875.010770][ T4499] do_iter_write+0x1b8/0x664 [ 875.011714][ T4499] do_pwritev+0x1ec/0x334 [ 875.012591][ T4499] __arm64_sys_pwritev2+0xd4/0x108 [ 875.013782][ T4499] invoke_syscall+0x98/0x2b8 [ 875.014783][ T4499] el0_svc_common+0x138/0x258 [ 875.015818][ T4499] do_el0_svc+0x58/0x14c [ 875.016764][ T4499] el0_svc+0x7c/0x1f0 [ 875.017632][ T4499] el0t_64_sync_handler+0x84/0xe4 [ 875.018683][ T4499] el0t_64_sync+0x1a0/0x1a4 [ 875.036799][ T4504] loop5: detected capacity change from 0 to 32768 [ 875.142072][ T4501] FAULT_INJECTION: forcing a failure. [ 875.142072][ T4501] name failslab, interval 1, probability 0, space 0, times 0 [ 875.164840][ T4501] CPU: 0 PID: 4501 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 875.166679][ T4501] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 875.168827][ T4501] Call trace: [ 875.169506][ T4501] dump_backtrace+0x0/0x530 [ 875.170485][ T4501] show_stack+0x2c/0x3c [ 875.171361][ T4501] dump_stack_lvl+0x108/0x170 [ 875.172431][ T4501] dump_stack+0x1c/0x58 [ 875.173282][ T4501] should_fail+0x400/0x5cc [ 875.174202][ T4501] __should_failslab+0xbc/0x110 [ 875.175204][ T4501] should_failslab+0x10/0x28 [ 875.176240][ T4501] slab_pre_alloc_hook+0x64/0xe8 [ 875.177377][ T4501] kmem_cache_alloc+0x98/0x45c [ 875.178452][ T4501] jbd2__journal_start+0x158/0x7b4 [ 875.179579][ T4501] __ext4_journal_start_sb+0x358/0x70c [ 875.180884][ T4501] ext4_dirty_inode+0x9c/0x100 [ 875.181987][ T4501] __mark_inode_dirty+0x2b0/0x10f4 [ 875.183026][ T4501] generic_write_end+0x15c/0x238 [ 875.184202][ T4501] ext4_da_write_end+0x51c/0x930 [ 875.185287][ T4501] generic_perform_write+0x354/0x520 [ 875.186387][ T4501] ext4_buffered_write_iter+0x3fc/0x528 [ 875.187637][ T4501] ext4_file_write_iter+0x688/0x162c [ 875.188827][ T4501] do_iter_readv_writev+0x420/0x5f8 [ 875.189984][ T4501] do_iter_write+0x1b8/0x664 [ 875.191026][ T4501] do_pwritev+0x1ec/0x334 [ 875.192120][ T4501] __arm64_sys_pwritev2+0xd4/0x108 [ 875.193340][ T4501] invoke_syscall+0x98/0x2b8 [ 875.194344][ T4501] el0_svc_common+0x138/0x258 [ 875.195361][ T4501] do_el0_svc+0x58/0x14c [ 875.196303][ T4501] el0_svc+0x7c/0x1f0 [ 875.197148][ T4501] el0t_64_sync_handler+0x84/0xe4 [ 875.198230][ T4501] el0t_64_sync+0x1a0/0x1a4 executing program [ 875.342873][ T4504] FAULT_INJECTION: forcing a failure. [ 875.342873][ T4504] name failslab, interval 1, probability 0, space 0, times 0 [ 875.358016][ T4504] CPU: 1 PID: 4504 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 875.359891][ T4504] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 875.362126][ T4504] Call trace: [ 875.362822][ T4504] dump_backtrace+0x0/0x530 [ 875.363802][ T4504] show_stack+0x2c/0x3c [ 875.364651][ T4504] dump_stack_lvl+0x108/0x170 [ 875.365652][ T4504] dump_stack+0x1c/0x58 [ 875.366526][ T4504] should_fail+0x400/0x5cc [ 875.367491][ T4504] __should_failslab+0xbc/0x110 [ 875.368498][ T4504] should_failslab+0x10/0x28 [ 875.369472][ T4504] slab_pre_alloc_hook+0x64/0xe8 [ 875.370533][ T4504] kmem_cache_alloc+0x98/0x45c [ 875.371521][ T4504] jbd2__journal_start+0x158/0x7b4 [ 875.372607][ T4504] __ext4_journal_start_sb+0x358/0x70c [ 875.373810][ T4504] ext4_dirty_inode+0x9c/0x100 [ 875.374800][ T4504] __mark_inode_dirty+0x2b0/0x10f4 [ 875.375893][ T4504] generic_write_end+0x15c/0x238 [ 875.376942][ T4504] ext4_da_write_end+0x51c/0x930 [ 875.377979][ T4504] generic_perform_write+0x354/0x520 [ 875.379141][ T4504] ext4_buffered_write_iter+0x3fc/0x528 [ 875.380331][ T4504] ext4_file_write_iter+0x688/0x162c [ 875.381503][ T4504] do_iter_readv_writev+0x420/0x5f8 [ 875.381913][ T4506] loop0: detected capacity change from 0 to 32768 [ 875.382621][ T4504] do_iter_write+0x1b8/0x664 [ 875.382636][ T4504] do_pwritev+0x1ec/0x334 [ 875.382647][ T4504] __arm64_sys_pwritev2+0xd4/0x108 [ 875.382658][ T4504] invoke_syscall+0x98/0x2b8 [ 875.382671][ T4504] el0_svc_common+0x138/0x258 [ 875.389368][ T4504] do_el0_svc+0x58/0x14c [ 875.390300][ T4504] el0_svc+0x7c/0x1f0 [ 875.391284][ T4504] el0t_64_sync_handler+0x84/0xe4 [ 875.392418][ T4504] el0t_64_sync+0x1a0/0x1a4 executing program [ 875.439026][ T4508] loop3: detected capacity change from 0 to 32768 executing program [ 875.734158][ T4508] FAULT_INJECTION: forcing a failure. [ 875.734158][ T4508] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 875.737091][ T4508] CPU: 1 PID: 4508 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 875.738888][ T4508] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 875.740941][ T4508] Call trace: [ 875.741613][ T4508] dump_backtrace+0x0/0x530 [ 875.742622][ T4508] show_stack+0x2c/0x3c [ 875.743569][ T4508] dump_stack_lvl+0x108/0x170 [ 875.744563][ T4508] dump_stack+0x1c/0x58 [ 875.745545][ T4508] should_fail+0x400/0x5cc [ 875.746520][ T4508] should_fail_usercopy+0x20/0x30 [ 875.747603][ T4508] copy_page_from_iter_atomic+0x3c8/0xffc [ 875.748882][ T4508] generic_perform_write+0x2d0/0x520 [ 875.750052][ T4508] ext4_buffered_write_iter+0x3fc/0x528 [ 875.751212][ T4508] ext4_file_write_iter+0x688/0x162c [ 875.752388][ T4508] do_iter_readv_writev+0x420/0x5f8 [ 875.753535][ T4508] do_iter_write+0x1b8/0x664 [ 875.754566][ T4508] do_pwritev+0x1ec/0x334 [ 875.755403][ T4508] __arm64_sys_pwritev2+0xd4/0x108 [ 875.756517][ T4508] invoke_syscall+0x98/0x2b8 [ 875.757564][ T4508] el0_svc_common+0x138/0x258 [ 875.758564][ T4508] do_el0_svc+0x58/0x14c [ 875.759512][ T4508] el0_svc+0x7c/0x1f0 [ 875.760462][ T4508] el0t_64_sync_handler+0x84/0xe4 [ 875.761558][ T4508] el0t_64_sync+0x1a0/0x1a4 [ 875.771958][ T4506] FAULT_INJECTION: forcing a failure. [ 875.771958][ T4506] name failslab, interval 1, probability 0, space 0, times 0 [ 875.788588][ T4506] CPU: 0 PID: 4506 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 875.790564][ T4506] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 875.792805][ T4506] Call trace: [ 875.793462][ T4506] dump_backtrace+0x0/0x530 [ 875.794555][ T4506] show_stack+0x2c/0x3c [ 875.795438][ T4506] dump_stack_lvl+0x108/0x170 [ 875.796404][ T4506] dump_stack+0x1c/0x58 [ 875.797290][ T4506] should_fail+0x400/0x5cc [ 875.798204][ T4506] __should_failslab+0xbc/0x110 [ 875.799153][ T4506] should_failslab+0x10/0x28 [ 875.800138][ T4506] slab_pre_alloc_hook+0x64/0xe8 [ 875.801199][ T4506] kmem_cache_alloc+0x98/0x45c [ 875.802187][ T4506] jbd2__journal_start+0x158/0x7b4 [ 875.803309][ T4506] __ext4_journal_start_sb+0x358/0x70c [ 875.804461][ T4506] ext4_dirty_inode+0x9c/0x100 [ 875.805492][ T4506] __mark_inode_dirty+0x2b0/0x10f4 [ 875.806596][ T4506] generic_write_end+0x15c/0x238 [ 875.807649][ T4506] ext4_da_write_end+0x51c/0x930 [ 875.808731][ T4506] generic_perform_write+0x354/0x520 [ 875.809813][ T4506] ext4_buffered_write_iter+0x3fc/0x528 [ 875.810999][ T4506] ext4_file_write_iter+0x688/0x162c [ 875.812233][ T4506] do_iter_readv_writev+0x420/0x5f8 [ 875.813421][ T4506] do_iter_write+0x1b8/0x664 [ 875.814453][ T4506] do_pwritev+0x1ec/0x334 [ 875.815388][ T4506] __arm64_sys_pwritev2+0xd4/0x108 [ 875.816517][ T4506] invoke_syscall+0x98/0x2b8 [ 875.817517][ T4506] el0_svc_common+0x138/0x258 [ 875.818606][ T4510] loop2: detected capacity change from 0 to 32768 [ 875.820016][ T4506] do_el0_svc+0x58/0x14c [ 875.820876][ T4506] el0_svc+0x7c/0x1f0 [ 875.821696][ T4506] el0t_64_sync_handler+0x84/0xe4 [ 875.822830][ T4506] el0t_64_sync+0x1a0/0x1a4 executing program executing program [ 876.128934][ T4510] FAULT_INJECTION: forcing a failure. [ 876.128934][ T4510] name failslab, interval 1, probability 0, space 0, times 0 [ 876.145573][ T4510] CPU: 1 PID: 4510 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 876.147579][ T4510] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 876.149780][ T4510] Call trace: [ 876.150466][ T4510] dump_backtrace+0x0/0x530 [ 876.151512][ T4510] show_stack+0x2c/0x3c [ 876.152460][ T4510] dump_stack_lvl+0x108/0x170 [ 876.153536][ T4510] dump_stack+0x1c/0x58 [ 876.154561][ T4510] should_fail+0x400/0x5cc [ 876.155601][ T4510] __should_failslab+0xbc/0x110 [ 876.156687][ T4510] should_failslab+0x10/0x28 [ 876.157678][ T4510] slab_pre_alloc_hook+0x64/0xe8 [ 876.158707][ T4510] kmem_cache_alloc+0x98/0x45c [ 876.159755][ T4510] jbd2__journal_start+0x158/0x7b4 [ 876.160954][ T4510] __ext4_journal_start_sb+0x358/0x70c [ 876.162119][ T4510] ext4_dirty_inode+0x9c/0x100 [ 876.163258][ T4510] __mark_inode_dirty+0x2b0/0x10f4 [ 876.164453][ T4510] generic_write_end+0x15c/0x238 [ 876.165492][ T4510] ext4_da_write_end+0x51c/0x930 [ 876.166613][ T4510] generic_perform_write+0x354/0x520 [ 876.167767][ T4510] ext4_buffered_write_iter+0x3fc/0x528 [ 876.169039][ T4510] ext4_file_write_iter+0x688/0x162c [ 876.170208][ T4510] do_iter_readv_writev+0x420/0x5f8 [ 876.171393][ T4510] do_iter_write+0x1b8/0x664 [ 876.172415][ T4510] do_pwritev+0x1ec/0x334 [ 876.173347][ T4510] __arm64_sys_pwritev2+0xd4/0x108 [ 876.174474][ T4510] invoke_syscall+0x98/0x2b8 [ 876.175522][ T4510] el0_svc_common+0x138/0x258 [ 876.176552][ T4510] do_el0_svc+0x58/0x14c [ 876.177497][ T4510] el0_svc+0x7c/0x1f0 [ 876.178392][ T4510] el0t_64_sync_handler+0x84/0xe4 [ 876.179460][ T4510] el0t_64_sync+0x1a0/0x1a4 [ 876.239009][ T4512] loop4: detected capacity change from 0 to 32768 [ 876.259841][ T4512] BTRFS info (device loop4): using crc32c (crc32c-generic) checksum algorithm [ 876.267610][ T4512] BTRFS warning (device loop4): the 'inode_cache' option is deprecated and has no effect since 5.11 [ 876.277952][ T4512] BTRFS warning (device loop4): the 'inode_cache' option is deprecated and has no effect since 5.11 [ 876.288323][ T4512] BTRFS warning (device loop4): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 876.305292][ T4512] BTRFS info (device loop4): trying to use backup root at mount time [ 876.311948][ T4512] BTRFS info (device loop4): use zlib compression, level 3 [ 876.318197][ T4512] BTRFS info (device loop4): enabling ssd optimizations [ 876.322297][ T4512] BTRFS info (device loop4): using spread ssd allocation scheme [ 876.328637][ T4512] BTRFS info (device loop4): using free space tree [ 876.334402][ T4512] BTRFS info (device loop4): has skinny extents executing program [ 876.447602][ T4516] loop5: detected capacity change from 0 to 32768 [ 876.453122][ T4516] BTRFS warning: duplicate device /dev/loop5 devid 1 generation 8 scanned by syz-executor400 (4516) [ 876.519220][ T4518] loop3: detected capacity change from 0 to 32768 [ 876.525405][ T4518] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz-executor400 (4518) [ 876.598459][ T4512] FAULT_INJECTION: forcing a failure. [ 876.598459][ T4512] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 876.601662][ T4512] CPU: 0 PID: 4512 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 876.603571][ T4512] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 876.605792][ T4512] Call trace: [ 876.606557][ T4512] dump_backtrace+0x0/0x530 [ 876.607500][ T4512] show_stack+0x2c/0x3c [ 876.608384][ T4512] dump_stack_lvl+0x108/0x170 [ 876.609388][ T4512] dump_stack+0x1c/0x58 [ 876.610326][ T4512] should_fail+0x400/0x5cc [ 876.611368][ T4512] should_fail_alloc_page+0x74/0xa8 [ 876.612496][ T4512] prepare_alloc_pages+0x160/0x4cc [ 876.613620][ T4512] __alloc_pages+0x138/0x674 [ 876.614626][ T4512] alloc_pages+0x390/0x634 [ 876.615603][ T4512] __page_cache_alloc+0x78/0x524 [ 876.616696][ T4512] pagecache_get_page+0xa1c/0xd94 [ 876.617820][ T4512] prepare_pages+0x11c/0x344 [ 876.618837][ T4512] btrfs_buffered_write+0x594/0xe6c [ 876.619985][ T4512] btrfs_file_write_iter+0x198/0xad8 [ 876.621167][ T4512] do_iter_readv_writev+0x420/0x5f8 [ 876.622295][ T4512] do_iter_write+0x1b8/0x664 [ 876.623250][ T4512] do_pwritev+0x1ec/0x334 [ 876.624226][ T4512] __arm64_sys_pwritev2+0xd4/0x108 [ 876.625359][ T4512] invoke_syscall+0x98/0x2b8 [ 876.626408][ T4512] el0_svc_common+0x138/0x258 [ 876.627372][ T4512] do_el0_svc+0x58/0x14c [ 876.628229][ T4512] el0_svc+0x7c/0x1f0 [ 876.629097][ T4512] el0t_64_sync_handler+0x84/0xe4 [ 876.630225][ T4512] el0t_64_sync+0x1a0/0x1a4 [ 876.741839][ T4514] loop1: detected capacity change from 0 to 32768 [ 876.770925][ T4514] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz-executor400 (4514) [ 876.898952][ T4516] FAULT_INJECTION: forcing a failure. [ 876.898952][ T4516] name failslab, interval 1, probability 0, space 0, times 0 [ 876.919092][ T4516] CPU: 1 PID: 4516 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 876.921078][ T4516] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 876.923337][ T4516] Call trace: [ 876.924031][ T4516] dump_backtrace+0x0/0x530 [ 876.925037][ T4516] show_stack+0x2c/0x3c [ 876.925915][ T4516] dump_stack_lvl+0x108/0x170 [ 876.926960][ T4516] dump_stack+0x1c/0x58 [ 876.927791][ T4516] should_fail+0x400/0x5cc [ 876.928800][ T4516] __should_failslab+0xbc/0x110 [ 876.929774][ T4516] should_failslab+0x10/0x28 [ 876.930815][ T4516] slab_pre_alloc_hook+0x64/0xe8 [ 876.932028][ T4516] kmem_cache_alloc+0x98/0x45c [ 876.933078][ T4516] jbd2__journal_start+0x158/0x7b4 [ 876.934145][ T4516] __ext4_journal_start_sb+0x358/0x70c [ 876.935425][ T4516] ext4_dirty_inode+0x9c/0x100 [ 876.936478][ T4516] __mark_inode_dirty+0x2b0/0x10f4 [ 876.937531][ T4516] generic_write_end+0x15c/0x238 [ 876.938625][ T4516] ext4_da_write_end+0x51c/0x930 [ 876.939717][ T4516] generic_perform_write+0x354/0x520 [ 876.940843][ T4516] ext4_buffered_write_iter+0x3fc/0x528 [ 876.942045][ T4516] ext4_file_write_iter+0x688/0x162c [ 876.943156][ T4516] do_iter_readv_writev+0x420/0x5f8 [ 876.944361][ T4516] do_iter_write+0x1b8/0x664 [ 876.945478][ T4516] do_pwritev+0x1ec/0x334 [ 876.946530][ T4516] __arm64_sys_pwritev2+0xd4/0x108 [ 876.947657][ T4516] invoke_syscall+0x98/0x2b8 [ 876.948719][ T4516] el0_svc_common+0x138/0x258 [ 876.949730][ T4516] do_el0_svc+0x58/0x14c [ 876.950605][ T4516] el0_svc+0x7c/0x1f0 [ 876.951429][ T4516] el0t_64_sync_handler+0x84/0xe4 [ 876.952508][ T4516] el0t_64_sync+0x1a0/0x1a4 [ 876.986665][ T4518] FAULT_INJECTION: forcing a failure. [ 876.986665][ T4518] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 876.989632][ T4518] CPU: 1 PID: 4518 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 876.991466][ T4518] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 876.993702][ T4518] Call trace: [ 876.994440][ T4518] dump_backtrace+0x0/0x530 [ 876.995320][ T4518] show_stack+0x2c/0x3c [ 876.996228][ T4518] dump_stack_lvl+0x108/0x170 [ 876.997230][ T4518] dump_stack+0x1c/0x58 [ 876.998125][ T4518] should_fail+0x400/0x5cc [ 876.999168][ T4518] should_fail_usercopy+0x20/0x30 [ 877.000232][ T4518] copy_page_from_iter_atomic+0x3c8/0xffc [ 877.001478][ T4518] generic_perform_write+0x2d0/0x520 [ 877.002660][ T4518] ext4_buffered_write_iter+0x3fc/0x528 [ 877.003953][ T4518] ext4_file_write_iter+0x688/0x162c [ 877.005132][ T4518] do_iter_readv_writev+0x420/0x5f8 [ 877.006331][ T4518] do_iter_write+0x1b8/0x664 [ 877.007393][ T4518] do_pwritev+0x1ec/0x334 [ 877.008370][ T4518] __arm64_sys_pwritev2+0xd4/0x108 [ 877.009450][ T4518] invoke_syscall+0x98/0x2b8 [ 877.010435][ T4518] el0_svc_common+0x138/0x258 [ 877.011632][ T4518] do_el0_svc+0x58/0x14c [ 877.012548][ T4518] el0_svc+0x7c/0x1f0 [ 877.013363][ T4518] el0t_64_sync_handler+0x84/0xe4 [ 877.014465][ T4518] el0t_64_sync+0x1a0/0x1a4 executing program executing program executing program [ 877.154722][ T4514] FAULT_INJECTION: forcing a failure. [ 877.154722][ T4514] name failslab, interval 1, probability 0, space 0, times 0 [ 877.168206][ T4514] CPU: 0 PID: 4514 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 877.170171][ T4514] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 877.172382][ T4514] Call trace: [ 877.173113][ T4514] dump_backtrace+0x0/0x530 [ 877.174112][ T4514] show_stack+0x2c/0x3c [ 877.175025][ T4514] dump_stack_lvl+0x108/0x170 [ 877.176078][ T4514] dump_stack+0x1c/0x58 [ 877.177064][ T4514] should_fail+0x400/0x5cc [ 877.178060][ T4514] __should_failslab+0xbc/0x110 [ 877.179067][ T4514] should_failslab+0x10/0x28 [ 877.180054][ T4514] slab_pre_alloc_hook+0x64/0xe8 [ 877.181088][ T4514] kmem_cache_alloc+0x98/0x45c [ 877.182154][ T4514] jbd2__journal_start+0x158/0x7b4 [ 877.183320][ T4514] __ext4_journal_start_sb+0x358/0x70c [ 877.184532][ T4514] ext4_dirty_inode+0x9c/0x100 [ 877.185526][ T4514] __mark_inode_dirty+0x2b0/0x10f4 [ 877.186613][ T4514] generic_write_end+0x15c/0x238 [ 877.187642][ T4514] ext4_da_write_end+0x51c/0x930 [ 877.188782][ T4514] generic_perform_write+0x354/0x520 [ 877.190016][ T4514] ext4_buffered_write_iter+0x3fc/0x528 [ 877.191322][ T4514] ext4_file_write_iter+0x688/0x162c [ 877.192460][ T4514] do_iter_readv_writev+0x420/0x5f8 [ 877.193611][ T4514] do_iter_write+0x1b8/0x664 [ 877.194564][ T4514] do_pwritev+0x1ec/0x334 [ 877.195637][ T4514] __arm64_sys_pwritev2+0xd4/0x108 [ 877.196739][ T4514] invoke_syscall+0x98/0x2b8 [ 877.197736][ T4514] el0_svc_common+0x138/0x258 [ 877.198751][ T4514] do_el0_svc+0x58/0x14c [ 877.199630][ T4514] el0_svc+0x7c/0x1f0 [ 877.200482][ T4514] el0t_64_sync_handler+0x84/0xe4 [ 877.201610][ T4514] el0t_64_sync+0x1a0/0x1a4 [ 877.312040][ T4520] loop0: detected capacity change from 0 to 32768 [ 877.333204][ T4520] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop0 scanned by syz-executor400 (4520) [ 877.351960][ T4520] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 877.363137][ T4520] BTRFS warning (device loop0): the 'inode_cache' option is deprecated and has no effect since 5.11 executing program [ 877.411700][ T4525] loop2: detected capacity change from 0 to 32768 [ 877.421908][ T4520] BTRFS warning (device loop0): the 'inode_cache' option is deprecated and has no effect since 5.11 [ 877.422246][ T4525] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz-executor400 (4525) [ 877.424274][ T4520] BTRFS warning (device loop0): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 877.424298][ T4520] BTRFS info (device loop0): trying to use backup root at mount time [ 877.430494][ T4520] BTRFS info (device loop0): use zlib compression, level 3 [ 877.470779][ T4520] BTRFS info (device loop0): enabling ssd optimizations [ 877.472353][ T4520] BTRFS info (device loop0): using spread ssd allocation scheme [ 877.473994][ T4520] BTRFS info (device loop0): using free space tree [ 877.475473][ T4520] BTRFS info (device loop0): has skinny extents [ 877.685324][ T4546] loop4: detected capacity change from 0 to 32768 [ 877.689311][ T4546] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz-executor400 (4546) [ 877.699909][ T4520] FAULT_INJECTION: forcing a failure. [ 877.699909][ T4520] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 877.703036][ T4520] CPU: 1 PID: 4520 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 877.704880][ T4520] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 877.707010][ T4520] Call trace: [ 877.707712][ T4520] dump_backtrace+0x0/0x530 [ 877.708635][ T4520] show_stack+0x2c/0x3c [ 877.709580][ T4520] dump_stack_lvl+0x108/0x170 [ 877.710567][ T4520] dump_stack+0x1c/0x58 [ 877.711544][ T4520] should_fail+0x400/0x5cc [ 877.712482][ T4520] should_fail_alloc_page+0x74/0xa8 [ 877.713598][ T4520] prepare_alloc_pages+0x160/0x4cc [ 877.714696][ T4520] __alloc_pages+0x138/0x674 [ 877.715663][ T4520] alloc_pages+0x390/0x634 [ 877.716662][ T4520] __page_cache_alloc+0x78/0x524 [ 877.717750][ T4520] pagecache_get_page+0xa1c/0xd94 [ 877.718823][ T4520] prepare_pages+0x11c/0x344 [ 877.719876][ T4520] btrfs_buffered_write+0x594/0xe6c [ 877.721084][ T4520] btrfs_file_write_iter+0x198/0xad8 [ 877.722263][ T4520] do_iter_readv_writev+0x420/0x5f8 [ 877.723354][ T4520] do_iter_write+0x1b8/0x664 [ 877.724370][ T4520] do_pwritev+0x1ec/0x334 [ 877.725297][ T4520] __arm64_sys_pwritev2+0xd4/0x108 [ 877.726413][ T4520] invoke_syscall+0x98/0x2b8 [ 877.727357][ T4520] el0_svc_common+0x138/0x258 [ 877.728344][ T4520] do_el0_svc+0x58/0x14c [ 877.729259][ T4520] el0_svc+0x7c/0x1f0 [ 877.730214][ T4520] el0t_64_sync_handler+0x84/0xe4 [ 877.731391][ T4520] el0t_64_sync+0x1a0/0x1a4 [ 877.858198][ T4546] FAULT_INJECTION: forcing a failure. [ 877.858198][ T4546] name failslab, interval 1, probability 0, space 0, times 0 [ 877.862774][ T4525] FAULT_INJECTION: forcing a failure. [ 877.862774][ T4525] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 877.865548][ T4525] CPU: 1 PID: 4525 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 877.867453][ T4525] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 877.869620][ T4525] Call trace: [ 877.870263][ T4525] dump_backtrace+0x0/0x530 [ 877.871242][ T4525] show_stack+0x2c/0x3c [ 877.872166][ T4525] dump_stack_lvl+0x108/0x170 [ 877.873153][ T4525] dump_stack+0x1c/0x58 [ 877.874053][ T4525] should_fail+0x400/0x5cc [ 877.875026][ T4525] should_fail_usercopy+0x20/0x30 [ 877.876094][ T4525] copy_page_from_iter_atomic+0x3c8/0xffc [ 877.877316][ T4525] generic_perform_write+0x2d0/0x520 [ 877.878601][ T4525] ext4_buffered_write_iter+0x3fc/0x528 [ 877.879713][ T4525] ext4_file_write_iter+0x688/0x162c [ 877.880793][ T4525] do_iter_readv_writev+0x420/0x5f8 [ 877.881954][ T4525] do_iter_write+0x1b8/0x664 [ 877.882987][ T4525] do_pwritev+0x1ec/0x334 [ 877.883898][ T4525] __arm64_sys_pwritev2+0xd4/0x108 [ 877.885010][ T4525] invoke_syscall+0x98/0x2b8 [ 877.886032][ T4525] el0_svc_common+0x138/0x258 [ 877.887034][ T4525] do_el0_svc+0x58/0x14c [ 877.887947][ T4525] el0_svc+0x7c/0x1f0 [ 877.888791][ T4525] el0t_64_sync_handler+0x84/0xe4 [ 877.889941][ T4525] el0t_64_sync+0x1a0/0x1a4 [ 877.889969][ T4544] loop5: detected capacity change from 0 to 32768 [ 877.903251][ T4546] CPU: 0 PID: 4546 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 877.905128][ T4546] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 877.907311][ T4546] Call trace: [ 877.908020][ T4546] dump_backtrace+0x0/0x530 [ 877.908997][ T4546] show_stack+0x2c/0x3c [ 877.909840][ T4546] dump_stack_lvl+0x108/0x170 [ 877.910874][ T4546] dump_stack+0x1c/0x58 [ 877.911713][ T4546] should_fail+0x400/0x5cc [ 877.912590][ T4546] __should_failslab+0xbc/0x110 [ 877.913653][ T4546] should_failslab+0x10/0x28 [ 877.914646][ T4546] slab_pre_alloc_hook+0x64/0xe8 [ 877.915738][ T4546] kmem_cache_alloc+0x98/0x45c [ 877.916854][ T4546] jbd2__journal_start+0x158/0x7b4 [ 877.917983][ T4546] __ext4_journal_start_sb+0x358/0x70c [ 877.919082][ T4546] ext4_dirty_inode+0x9c/0x100 [ 877.920116][ T4546] __mark_inode_dirty+0x2b0/0x10f4 [ 877.921211][ T4546] generic_write_end+0x15c/0x238 [ 877.922242][ T4546] ext4_da_write_end+0x51c/0x930 [ 877.923313][ T4546] generic_perform_write+0x354/0x520 [ 877.924418][ T4546] ext4_buffered_write_iter+0x3fc/0x528 [ 877.925558][ T4546] ext4_file_write_iter+0x688/0x162c [ 877.926623][ T4546] do_iter_readv_writev+0x420/0x5f8 [ 877.927778][ T4546] do_iter_write+0x1b8/0x664 [ 877.928784][ T4546] do_pwritev+0x1ec/0x334 [ 877.929782][ T4546] __arm64_sys_pwritev2+0xd4/0x108 [ 877.930909][ T4546] invoke_syscall+0x98/0x2b8 [ 877.931904][ T4546] el0_svc_common+0x138/0x258 [ 877.933004][ T4546] do_el0_svc+0x58/0x14c [ 877.933938][ T4546] el0_svc+0x7c/0x1f0 [ 877.934758][ T4546] el0t_64_sync_handler+0x84/0xe4 [ 877.935833][ T4546] el0t_64_sync+0x1a0/0x1a4 [ 877.970127][ T4544] BTRFS warning: duplicate device /dev/loop5 devid 1 generation 8 scanned by syz-executor400 (4544) executing program executing program executing program [ 878.251870][ T4544] FAULT_INJECTION: forcing a failure. [ 878.251870][ T4544] name failslab, interval 1, probability 0, space 0, times 0 [ 878.266491][ T4544] CPU: 0 PID: 4544 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 878.268367][ T4544] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 878.270654][ T4544] Call trace: [ 878.271363][ T4544] dump_backtrace+0x0/0x530 [ 878.272370][ T4544] show_stack+0x2c/0x3c [ 878.273282][ T4544] dump_stack_lvl+0x108/0x170 [ 878.274384][ T4544] dump_stack+0x1c/0x58 [ 878.275389][ T4544] should_fail+0x400/0x5cc [ 878.276391][ T4544] __should_failslab+0xbc/0x110 [ 878.277435][ T4544] should_failslab+0x10/0x28 [ 878.278377][ T4544] slab_pre_alloc_hook+0x64/0xe8 [ 878.279529][ T4544] kmem_cache_alloc+0x98/0x45c [ 878.280554][ T4544] jbd2__journal_start+0x158/0x7b4 [ 878.281683][ T4544] __ext4_journal_start_sb+0x358/0x70c [ 878.283021][ T4544] ext4_dirty_inode+0x9c/0x100 [ 878.284061][ T4544] __mark_inode_dirty+0x2b0/0x10f4 [ 878.285066][ T4544] generic_write_end+0x15c/0x238 [ 878.286205][ T4544] ext4_da_write_end+0x51c/0x930 [ 878.287338][ T4544] generic_perform_write+0x354/0x520 [ 878.288450][ T4544] ext4_buffered_write_iter+0x3fc/0x528 [ 878.289581][ T4544] ext4_file_write_iter+0x688/0x162c [ 878.290756][ T4544] do_iter_readv_writev+0x420/0x5f8 [ 878.291900][ T4544] do_iter_write+0x1b8/0x664 [ 878.292991][ T4544] do_pwritev+0x1ec/0x334 [ 878.293849][ T4544] __arm64_sys_pwritev2+0xd4/0x108 [ 878.294926][ T4544] invoke_syscall+0x98/0x2b8 [ 878.295914][ T4544] el0_svc_common+0x138/0x258 [ 878.296856][ T4544] do_el0_svc+0x58/0x14c [ 878.297734][ T4544] el0_svc+0x7c/0x1f0 [ 878.298536][ T4544] el0t_64_sync_handler+0x84/0xe4 [ 878.299655][ T4544] el0t_64_sync+0x1a0/0x1a4 [ 878.308264][ T4548] loop3: detected capacity change from 0 to 32768 [ 878.319284][ T4548] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop3 scanned by syz-executor400 (4548) [ 878.337165][ T4548] BTRFS info (device loop3): using crc32c (crc32c-generic) checksum algorithm [ 878.344010][ T4548] BTRFS warning (device loop3): the 'inode_cache' option is deprecated and has no effect since 5.11 [ 878.353665][ T4548] BTRFS warning (device loop3): the 'inode_cache' option is deprecated and has no effect since 5.11 [ 878.361936][ T4548] BTRFS warning (device loop3): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 878.370328][ T4548] BTRFS info (device loop3): trying to use backup root at mount time [ 878.378616][ T4548] BTRFS info (device loop3): use zlib compression, level 3 [ 878.383942][ T4548] BTRFS info (device loop3): enabling ssd optimizations [ 878.389135][ T4548] BTRFS info (device loop3): using spread ssd allocation scheme [ 878.394921][ T4548] BTRFS info (device loop3): using free space tree [ 878.400993][ T4548] BTRFS info (device loop3): has skinny extents executing program [ 878.618039][ T4550] loop1: detected capacity change from 0 to 32768 [ 878.624676][ T4548] FAULT_INJECTION: forcing a failure. [ 878.624676][ T4548] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 878.627826][ T4548] CPU: 0 PID: 4548 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 878.629718][ T4548] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 878.631921][ T4548] Call trace: [ 878.632674][ T4548] dump_backtrace+0x0/0x530 [ 878.633644][ T4548] show_stack+0x2c/0x3c [ 878.634576][ T4548] dump_stack_lvl+0x108/0x170 [ 878.635601][ T4548] dump_stack+0x1c/0x58 [ 878.636476][ T4548] should_fail+0x400/0x5cc [ 878.637483][ T4548] should_fail_alloc_page+0x74/0xa8 [ 878.638593][ T4548] prepare_alloc_pages+0x160/0x4cc [ 878.639654][ T4548] __alloc_pages+0x138/0x674 [ 878.640683][ T4548] alloc_pages+0x390/0x634 [ 878.641630][ T4548] __page_cache_alloc+0x78/0x524 [ 878.642779][ T4548] pagecache_get_page+0xa1c/0xd94 [ 878.643879][ T4548] prepare_pages+0x11c/0x344 [ 878.644840][ T4548] btrfs_buffered_write+0x594/0xe6c [ 878.645987][ T4548] btrfs_file_write_iter+0x198/0xad8 [ 878.647074][ T4548] do_iter_readv_writev+0x420/0x5f8 [ 878.648225][ T4548] do_iter_write+0x1b8/0x664 [ 878.649212][ T4548] do_pwritev+0x1ec/0x334 [ 878.650163][ T4548] __arm64_sys_pwritev2+0xd4/0x108 [ 878.651462][ T4548] invoke_syscall+0x98/0x2b8 [ 878.652324][ T4548] el0_svc_common+0x138/0x258 [ 878.653104][ T4548] do_el0_svc+0x58/0x14c [ 878.653798][ T4548] el0_svc+0x7c/0x1f0 [ 878.654575][ T4548] el0t_64_sync_handler+0x84/0xe4 [ 878.655629][ T4571] loop2: detected capacity change from 0 to 32768 [ 878.656203][ T4548] el0t_64_sync+0x1a0/0x1a4 [ 878.661325][ T4571] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz-executor400 (4571) [ 878.683996][ T4550] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz-executor400 (4550) [ 878.841772][ T4032] VFS: Busy inodes after unmount of loop3. Self-destruct in 5 seconds. Have a nice day... [ 878.861887][ T4146] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 10 /dev/loop3 scanned by udevd (4146) executing program [ 878.999058][ T4550] FAULT_INJECTION: forcing a failure. [ 878.999058][ T4550] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 879.002379][ T4550] CPU: 1 PID: 4550 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 879.004337][ T4550] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 879.006533][ T4550] Call trace: [ 879.007220][ T4550] dump_backtrace+0x0/0x530 [ 879.008289][ T4550] show_stack+0x2c/0x3c [ 879.009215][ T4550] dump_stack_lvl+0x108/0x170 [ 879.010270][ T4550] dump_stack+0x1c/0x58 [ 879.011170][ T4550] should_fail+0x400/0x5cc [ 879.012158][ T4550] should_fail_usercopy+0x20/0x30 [ 879.013221][ T4550] copy_page_from_iter_atomic+0x3c8/0xffc [ 879.014541][ T4550] generic_perform_write+0x2d0/0x520 [ 879.015669][ T4550] ext4_buffered_write_iter+0x3fc/0x528 [ 879.016922][ T4550] ext4_file_write_iter+0x688/0x162c [ 879.018078][ T4550] do_iter_readv_writev+0x420/0x5f8 [ 879.019244][ T4550] do_iter_write+0x1b8/0x664 [ 879.020275][ T4550] do_pwritev+0x1ec/0x334 [ 879.021247][ T4550] __arm64_sys_pwritev2+0xd4/0x108 [ 879.022415][ T4550] invoke_syscall+0x98/0x2b8 [ 879.023361][ T4550] el0_svc_common+0x138/0x258 [ 879.024372][ T4550] do_el0_svc+0x58/0x14c [ 879.025315][ T4550] el0_svc+0x7c/0x1f0 [ 879.026190][ T4550] el0t_64_sync_handler+0x84/0xe4 [ 879.027316][ T4550] el0t_64_sync+0x1a0/0x1a4 [ 879.076716][ T4571] FAULT_INJECTION: forcing a failure. [ 879.076716][ T4571] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 879.079652][ T4571] CPU: 1 PID: 4571 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 879.081441][ T4571] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 879.083732][ T4571] Call trace: [ 879.084425][ T4571] dump_backtrace+0x0/0x530 [ 879.085449][ T4571] show_stack+0x2c/0x3c [ 879.086416][ T4571] dump_stack_lvl+0x108/0x170 [ 879.087511][ T4571] dump_stack+0x1c/0x58 [ 879.088541][ T4571] should_fail+0x400/0x5cc [ 879.089539][ T4571] should_fail_usercopy+0x20/0x30 [ 879.090659][ T4571] copy_page_from_iter_atomic+0x3c8/0xffc [ 879.091816][ T4571] generic_perform_write+0x2d0/0x520 [ 879.093029][ T4571] ext4_buffered_write_iter+0x3fc/0x528 [ 879.094239][ T4571] ext4_file_write_iter+0x688/0x162c [ 879.095510][ T4571] do_iter_readv_writev+0x420/0x5f8 [ 879.096648][ T4571] do_iter_write+0x1b8/0x664 [ 879.097639][ T4571] do_pwritev+0x1ec/0x334 [ 879.098615][ T4571] __arm64_sys_pwritev2+0xd4/0x108 [ 879.099757][ T4571] invoke_syscall+0x98/0x2b8 [ 879.100687][ T4571] el0_svc_common+0x138/0x258 [ 879.101766][ T4571] do_el0_svc+0x58/0x14c [ 879.102716][ T4571] el0_svc+0x7c/0x1f0 [ 879.103549][ T4571] el0t_64_sync_handler+0x84/0xe4 [ 879.104654][ T4571] el0t_64_sync+0x1a0/0x1a4 [ 879.105512][ T4573] loop0: detected capacity change from 0 to 32768 [ 879.168805][ T4575] loop4: detected capacity change from 0 to 32768 executing program executing program [ 879.400211][ T4573] FAULT_INJECTION: forcing a failure. [ 879.400211][ T4573] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 879.403205][ T4573] CPU: 0 PID: 4573 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 879.405021][ T4573] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 879.407146][ T4573] Call trace: [ 879.407814][ T4573] dump_backtrace+0x0/0x530 [ 879.408714][ T4573] show_stack+0x2c/0x3c [ 879.409585][ T4573] dump_stack_lvl+0x108/0x170 [ 879.410529][ T4573] dump_stack+0x1c/0x58 [ 879.411362][ T4573] should_fail+0x400/0x5cc [ 879.412324][ T4573] should_fail_usercopy+0x20/0x30 [ 879.413433][ T4573] copy_page_from_iter_atomic+0x3c8/0xffc [ 879.414675][ T4573] generic_perform_write+0x2d0/0x520 [ 879.415844][ T4573] ext4_buffered_write_iter+0x3fc/0x528 [ 879.417120][ T4573] ext4_file_write_iter+0x688/0x162c [ 879.418361][ T4573] do_iter_readv_writev+0x420/0x5f8 [ 879.419528][ T4573] do_iter_write+0x1b8/0x664 [ 879.420628][ T4573] do_pwritev+0x1ec/0x334 [ 879.421539][ T4573] __arm64_sys_pwritev2+0xd4/0x108 [ 879.422617][ T4573] invoke_syscall+0x98/0x2b8 [ 879.423587][ T4573] el0_svc_common+0x138/0x258 [ 879.424520][ T4573] do_el0_svc+0x58/0x14c [ 879.425440][ T4573] el0_svc+0x7c/0x1f0 [ 879.426212][ T4573] el0t_64_sync_handler+0x84/0xe4 [ 879.427229][ T4573] el0t_64_sync+0x1a0/0x1a4 [ 879.468327][ T4575] FAULT_INJECTION: forcing a failure. [ 879.468327][ T4575] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 879.469288][ T4582] loop5: detected capacity change from 0 to 32768 [ 879.471542][ T4575] CPU: 1 PID: 4575 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 879.471561][ T4575] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 879.471569][ T4575] Call trace: [ 879.477599][ T4575] dump_backtrace+0x0/0x530 [ 879.478574][ T4575] show_stack+0x2c/0x3c [ 879.479523][ T4575] dump_stack_lvl+0x108/0x170 [ 879.480428][ T4575] dump_stack+0x1c/0x58 [ 879.481277][ T4575] should_fail+0x400/0x5cc [ 879.482298][ T4575] should_fail_usercopy+0x20/0x30 [ 879.483334][ T4575] copy_page_from_iter_atomic+0x3c8/0xffc [ 879.484549][ T4575] generic_perform_write+0x2d0/0x520 [ 879.485638][ T4575] ext4_buffered_write_iter+0x3fc/0x528 [ 879.486890][ T4575] ext4_file_write_iter+0x688/0x162c [ 879.488074][ T4575] do_iter_readv_writev+0x420/0x5f8 [ 879.489136][ T4575] do_iter_write+0x1b8/0x664 [ 879.490114][ T4575] do_pwritev+0x1ec/0x334 [ 879.491058][ T4575] __arm64_sys_pwritev2+0xd4/0x108 [ 879.492170][ T4575] invoke_syscall+0x98/0x2b8 [ 879.493196][ T4575] el0_svc_common+0x138/0x258 [ 879.494128][ T4575] do_el0_svc+0x58/0x14c [ 879.495031][ T4575] el0_svc+0x7c/0x1f0 [ 879.495905][ T4575] el0t_64_sync_handler+0x84/0xe4 [ 879.497024][ T4575] el0t_64_sync+0x1a0/0x1a4 executing program executing program [ 879.816471][ T4582] FAULT_INJECTION: forcing a failure. [ 879.816471][ T4582] name failslab, interval 1, probability 0, space 0, times 0 [ 879.835856][ T4582] CPU: 0 PID: 4582 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 879.837715][ T4582] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 879.839981][ T4582] Call trace: [ 879.840708][ T4582] dump_backtrace+0x0/0x530 [ 879.841763][ T4582] show_stack+0x2c/0x3c [ 879.842685][ T4582] dump_stack_lvl+0x108/0x170 [ 879.843748][ T4582] dump_stack+0x1c/0x58 [ 879.844668][ T4582] should_fail+0x400/0x5cc [ 879.845611][ T4582] __should_failslab+0xbc/0x110 [ 879.846682][ T4582] should_failslab+0x10/0x28 [ 879.847721][ T4582] slab_pre_alloc_hook+0x64/0xe8 [ 879.848827][ T4582] kmem_cache_alloc+0x98/0x45c [ 879.849874][ T4582] jbd2__journal_start+0x158/0x7b4 [ 879.850998][ T4582] __ext4_journal_start_sb+0x358/0x70c [ 879.852216][ T4582] ext4_dirty_inode+0x9c/0x100 [ 879.853225][ T4582] __mark_inode_dirty+0x2b0/0x10f4 [ 879.854327][ T4582] generic_write_end+0x15c/0x238 [ 879.855396][ T4582] ext4_da_write_end+0x51c/0x930 [ 879.856450][ T4582] generic_perform_write+0x354/0x520 [ 879.857570][ T4582] ext4_buffered_write_iter+0x3fc/0x528 [ 879.858751][ T4582] ext4_file_write_iter+0x688/0x162c [ 879.859973][ T4582] do_iter_readv_writev+0x420/0x5f8 [ 879.861127][ T4582] do_iter_write+0x1b8/0x664 [ 879.862043][ T4582] do_pwritev+0x1ec/0x334 [ 879.863034][ T4582] __arm64_sys_pwritev2+0xd4/0x108 [ 879.864138][ T4582] invoke_syscall+0x98/0x2b8 [ 879.865133][ T4582] el0_svc_common+0x138/0x258 [ 879.866107][ T4582] do_el0_svc+0x58/0x14c [ 879.867031][ T4582] el0_svc+0x7c/0x1f0 [ 879.867874][ T4582] el0t_64_sync_handler+0x84/0xe4 [ 879.868982][ T4582] el0t_64_sync+0x1a0/0x1a4 executing program [ 880.043885][ T4600] loop1: detected capacity change from 0 to 32768 [ 880.066444][ T4602] loop2: detected capacity change from 0 to 32768 [ 880.299721][ T4597] FAULT_INJECTION: forcing a failure. [ 880.299721][ T4597] name failslab, interval 1, probability 0, space 0, times 0 [ 880.300036][ T4600] FAULT_INJECTION: forcing a failure. [ 880.300036][ T4600] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 880.315090][ T4597] CPU: 0 PID: 4597 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 880.316974][ T4597] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 880.319127][ T4597] Call trace: [ 880.319803][ T4597] dump_backtrace+0x0/0x530 [ 880.320829][ T4597] show_stack+0x2c/0x3c [ 880.321833][ T4597] dump_stack_lvl+0x108/0x170 [ 880.322904][ T4597] dump_stack+0x1c/0x58 [ 880.323876][ T4597] should_fail+0x400/0x5cc [ 880.324842][ T4597] __should_failslab+0xbc/0x110 [ 880.325899][ T4597] should_failslab+0x10/0x28 [ 880.326815][ T4597] slab_pre_alloc_hook+0x64/0xe8 [ 880.327979][ T4597] kmem_cache_alloc+0x98/0x45c [ 880.329128][ T4597] jbd2__journal_start+0x158/0x7b4 [ 880.330185][ T4597] __ext4_journal_start_sb+0x358/0x70c [ 880.331327][ T4597] ext4_dirty_inode+0x9c/0x100 [ 880.332322][ T4597] __mark_inode_dirty+0x2b0/0x10f4 [ 880.333545][ T4597] generic_write_end+0x15c/0x238 [ 880.334614][ T4597] ext4_da_write_end+0x51c/0x930 [ 880.335669][ T4597] generic_perform_write+0x354/0x520 [ 880.336753][ T4597] ext4_buffered_write_iter+0x3fc/0x528 [ 880.336854][ T4602] FAULT_INJECTION: forcing a failure. [ 880.336854][ T4602] name failslab, interval 1, probability 0, space 0, times 0 [ 880.338083][ T4597] ext4_file_write_iter+0x688/0x162c [ 880.338099][ T4597] do_iter_readv_writev+0x420/0x5f8 [ 880.338112][ T4597] do_iter_write+0x1b8/0x664 [ 880.344175][ T4597] do_pwritev+0x1ec/0x334 [ 880.345131][ T4597] __arm64_sys_pwritev2+0xd4/0x108 [ 880.346258][ T4597] invoke_syscall+0x98/0x2b8 [ 880.347296][ T4597] el0_svc_common+0x138/0x258 [ 880.348334][ T4597] do_el0_svc+0x58/0x14c [ 880.349321][ T4597] el0_svc+0x7c/0x1f0 [ 880.350205][ T4597] el0t_64_sync_handler+0x84/0xe4 [ 880.351311][ T4597] el0t_64_sync+0x1a0/0x1a4 [ 880.353895][ T4600] CPU: 1 PID: 4600 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 880.355739][ T4600] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 880.357852][ T4600] Call trace: [ 880.358545][ T4600] dump_backtrace+0x0/0x530 [ 880.359589][ T4600] show_stack+0x2c/0x3c [ 880.360501][ T4600] dump_stack_lvl+0x108/0x170 [ 880.361598][ T4600] dump_stack+0x1c/0x58 [ 880.362486][ T4600] should_fail+0x400/0x5cc [ 880.363462][ T4600] should_fail_alloc_page+0x74/0xa8 [ 880.364611][ T4600] prepare_alloc_pages+0x160/0x4cc [ 880.365680][ T4600] __alloc_pages+0x138/0x674 [ 880.366596][ T4600] alloc_pages+0x390/0x634 [ 880.367461][ T4600] __page_cache_alloc+0x78/0x524 [ 880.368610][ T4600] pagecache_get_page+0xa1c/0xd94 [ 880.369679][ T4600] grab_cache_page_write_begin+0x68/0xb4 [ 880.370791][ T4600] ext4_da_write_begin+0x4d8/0x8e8 [ 880.371907][ T4600] generic_perform_write+0x24c/0x520 [ 880.373187][ T4600] ext4_buffered_write_iter+0x3fc/0x528 [ 880.374512][ T4600] ext4_file_write_iter+0x688/0x162c [ 880.375644][ T4600] do_iter_readv_writev+0x420/0x5f8 [ 880.376724][ T4600] do_iter_write+0x1b8/0x664 [ 880.377743][ T4600] do_pwritev+0x1ec/0x334 [ 880.378667][ T4600] __arm64_sys_pwritev2+0xd4/0x108 [ 880.379783][ T4600] invoke_syscall+0x98/0x2b8 [ 880.380743][ T4600] el0_svc_common+0x138/0x258 [ 880.381751][ T4600] do_el0_svc+0x58/0x14c [ 880.382648][ T4600] el0_svc+0x7c/0x1f0 [ 880.383588][ T4600] el0t_64_sync_handler+0x84/0xe4 [ 880.384722][ T4600] el0t_64_sync+0x1a0/0x1a4 [ 880.388675][ T4602] CPU: 1 PID: 4602 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 880.390633][ T4602] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 880.392696][ T4602] Call trace: [ 880.393507][ T4602] dump_backtrace+0x0/0x530 [ 880.394475][ T4602] show_stack+0x2c/0x3c [ 880.395380][ T4602] dump_stack_lvl+0x108/0x170 [ 880.396345][ T4602] dump_stack+0x1c/0x58 [ 880.397323][ T4602] should_fail+0x400/0x5cc [ 880.398283][ T4602] __should_failslab+0xbc/0x110 [ 880.399428][ T4602] should_failslab+0x10/0x28 [ 880.400390][ T4602] slab_pre_alloc_hook+0x64/0xe8 [ 880.401473][ T4602] kmem_cache_alloc+0x98/0x45c [ 880.402508][ T4602] jbd2__journal_start+0x158/0x7b4 [ 880.403684][ T4602] __ext4_journal_start_sb+0x358/0x70c [ 880.404822][ T4602] ext4_dirty_inode+0x9c/0x100 [ 880.405867][ T4602] __mark_inode_dirty+0x2b0/0x10f4 [ 880.406940][ T4602] generic_write_end+0x15c/0x238 [ 880.408064][ T4602] ext4_da_write_end+0x51c/0x930 [ 880.409135][ T4602] generic_perform_write+0x354/0x520 [ 880.410247][ T4602] ext4_buffered_write_iter+0x3fc/0x528 [ 880.411506][ T4602] ext4_file_write_iter+0x688/0x162c [ 880.412687][ T4602] do_iter_readv_writev+0x420/0x5f8 [ 880.413777][ T4602] do_iter_write+0x1b8/0x664 [ 880.414760][ T4602] do_pwritev+0x1ec/0x334 [ 880.415692][ T4602] __arm64_sys_pwritev2+0xd4/0x108 [ 880.416910][ T4602] invoke_syscall+0x98/0x2b8 [ 880.417906][ T4602] el0_svc_common+0x138/0x258 [ 880.418905][ T4602] do_el0_svc+0x58/0x14c [ 880.419705][ T4602] el0_svc+0x7c/0x1f0 [ 880.420645][ T4602] el0t_64_sync_handler+0x84/0xe4 [ 880.421715][ T4602] el0t_64_sync+0x1a0/0x1a4 [ 880.485494][ T4606] loop4: detected capacity change from 0 to 32768 executing program executing program executing program [ 880.622346][ T4604] loop0: detected capacity change from 0 to 32768 [ 880.765739][ T4606] FAULT_INJECTION: forcing a failure. [ 880.765739][ T4606] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 880.782284][ T4606] CPU: 1 PID: 4606 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 880.784218][ T4606] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 880.786320][ T4606] Call trace: [ 880.786987][ T4606] dump_backtrace+0x0/0x530 [ 880.787991][ T4606] show_stack+0x2c/0x3c [ 880.788926][ T4606] dump_stack_lvl+0x108/0x170 [ 880.789920][ T4606] dump_stack+0x1c/0x58 [ 880.790798][ T4606] should_fail+0x400/0x5cc [ 880.791787][ T4606] should_fail_alloc_page+0x74/0xa8 [ 880.792928][ T4606] prepare_alloc_pages+0x160/0x4cc [ 880.794002][ T4606] __alloc_pages+0x138/0x674 [ 880.794950][ T4606] alloc_pages+0x390/0x634 [ 880.795919][ T4606] new_slab+0xec/0x56c [ 880.796827][ T4606] ___slab_alloc+0x6bc/0xdbc [ 880.797927][ T4606] kmem_cache_alloc+0x2d8/0x45c [ 880.798931][ T4606] alloc_buffer_head+0x2c/0x150 [ 880.799970][ T4606] alloc_page_buffers+0x428/0xacc [ 880.801077][ T4606] create_empty_buffers+0x4c/0x554 [ 880.802146][ T4606] ext4_block_write_begin+0x284/0x1130 [ 880.803324][ T4606] ext4_da_write_begin+0x4fc/0x8e8 [ 880.804443][ T4606] generic_perform_write+0x24c/0x520 [ 880.805549][ T4606] ext4_buffered_write_iter+0x3fc/0x528 [ 880.806767][ T4606] ext4_file_write_iter+0x688/0x162c [ 880.807927][ T4606] do_iter_readv_writev+0x420/0x5f8 [ 880.809096][ T4606] do_iter_write+0x1b8/0x664 [ 880.810123][ T4606] do_pwritev+0x1ec/0x334 [ 880.811077][ T4606] __arm64_sys_pwritev2+0xd4/0x108 [ 880.812218][ T4606] invoke_syscall+0x98/0x2b8 [ 880.813341][ T4606] el0_svc_common+0x138/0x258 [ 880.814352][ T4606] do_el0_svc+0x58/0x14c [ 880.815380][ T4606] el0_svc+0x7c/0x1f0 [ 880.816393][ T4606] el0t_64_sync_handler+0x84/0xe4 [ 880.817523][ T4606] el0t_64_sync+0x1a0/0x1a4 [ 880.904125][ T4604] FAULT_INJECTION: forcing a failure. [ 880.904125][ T4604] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 880.914235][ T4604] CPU: 1 PID: 4604 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 880.916116][ T4604] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 880.918366][ T4604] Call trace: [ 880.919093][ T4604] dump_backtrace+0x0/0x530 [ 880.920138][ T4604] show_stack+0x2c/0x3c [ 880.920991][ T4604] dump_stack_lvl+0x108/0x170 [ 880.922045][ T4604] dump_stack+0x1c/0x58 [ 880.922936][ T4604] should_fail+0x400/0x5cc [ 880.923970][ T4604] should_fail_alloc_page+0x74/0xa8 [ 880.925119][ T4604] prepare_alloc_pages+0x160/0x4cc [ 880.926247][ T4604] __alloc_pages+0x138/0x674 [ 880.927228][ T4604] alloc_pages+0x390/0x634 [ 880.928206][ T4604] __page_cache_alloc+0x78/0x524 [ 880.929310][ T4604] pagecache_get_page+0xa1c/0xd94 [ 880.930457][ T4604] grab_cache_page_write_begin+0x68/0xb4 [ 880.931829][ T4604] ext4_da_write_begin+0x4d8/0x8e8 [ 880.932992][ T4604] generic_perform_write+0x24c/0x520 [ 880.934123][ T4604] ext4_buffered_write_iter+0x3fc/0x528 [ 880.935325][ T4604] ext4_file_write_iter+0x688/0x162c [ 880.936469][ T4604] do_iter_readv_writev+0x420/0x5f8 [ 880.937608][ T4604] do_iter_write+0x1b8/0x664 [ 880.938546][ T4604] do_pwritev+0x1ec/0x334 [ 880.939401][ T4604] __arm64_sys_pwritev2+0xd4/0x108 [ 880.940474][ T4604] invoke_syscall+0x98/0x2b8 [ 880.941453][ T4604] el0_svc_common+0x138/0x258 [ 880.942403][ T4604] do_el0_svc+0x58/0x14c [ 880.943242][ T4604] el0_svc+0x7c/0x1f0 [ 880.944090][ T4604] el0t_64_sync_handler+0x84/0xe4 [ 880.945266][ T4604] el0t_64_sync+0x1a0/0x1a4 executing program [ 881.023909][ T4608] loop5: detected capacity change from 0 to 32768 executing program [ 881.342675][ T4608] FAULT_INJECTION: forcing a failure. [ 881.342675][ T4608] name failslab, interval 1, probability 0, space 0, times 0 [ 881.356169][ T4608] CPU: 0 PID: 4608 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 881.358046][ T4608] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 881.360290][ T4608] Call trace: [ 881.361041][ T4608] dump_backtrace+0x0/0x530 [ 881.362091][ T4608] show_stack+0x2c/0x3c [ 881.362952][ T4608] dump_stack_lvl+0x108/0x170 [ 881.363920][ T4608] dump_stack+0x1c/0x58 [ 881.364798][ T4608] should_fail+0x400/0x5cc [ 881.365716][ T4608] __should_failslab+0xbc/0x110 [ 881.366077][ T4614] loop2: detected capacity change from 0 to 32768 [ 881.366828][ T4608] should_failslab+0x10/0x28 [ 881.369310][ T4608] slab_pre_alloc_hook+0x64/0xe8 [ 881.370379][ T4608] kmem_cache_alloc+0x98/0x45c [ 881.371316][ T4608] jbd2__journal_start+0x158/0x7b4 [ 881.372473][ T4608] __ext4_journal_start_sb+0x358/0x70c [ 881.373714][ T4608] ext4_dirty_inode+0x9c/0x100 [ 881.374760][ T4608] __mark_inode_dirty+0x2b0/0x10f4 [ 881.375754][ T4608] generic_write_end+0x15c/0x238 [ 881.376836][ T4608] ext4_da_write_end+0x51c/0x930 [ 881.377896][ T4608] generic_perform_write+0x354/0x520 [ 881.379026][ T4608] ext4_buffered_write_iter+0x3fc/0x528 [ 881.380331][ T4608] ext4_file_write_iter+0x688/0x162c [ 881.381496][ T4608] do_iter_readv_writev+0x420/0x5f8 [ 881.382608][ T4608] do_iter_write+0x1b8/0x664 [ 881.383672][ T4608] do_pwritev+0x1ec/0x334 [ 881.384573][ T4608] __arm64_sys_pwritev2+0xd4/0x108 [ 881.385655][ T4608] invoke_syscall+0x98/0x2b8 [ 881.386637][ T4608] el0_svc_common+0x138/0x258 [ 881.387651][ T4608] do_el0_svc+0x58/0x14c [ 881.388556][ T4608] el0_svc+0x7c/0x1f0 [ 881.389479][ T4608] el0t_64_sync_handler+0x84/0xe4 [ 881.390661][ T4608] el0t_64_sync+0x1a0/0x1a4 [ 881.526492][ T4611] loop1: detected capacity change from 0 to 32768 executing program [ 881.599250][ T4613] loop3: detected capacity change from 0 to 32768 [ 881.653870][ T4613] BTRFS info (device loop3): using crc32c (crc32c-generic) checksum algorithm [ 881.663979][ T4613] BTRFS warning (device loop3): the 'inode_cache' option is deprecated and has no effect since 5.11 [ 881.679242][ T4613] BTRFS warning (device loop3): the 'inode_cache' option is deprecated and has no effect since 5.11 [ 881.680390][ T4614] FAULT_INJECTION: forcing a failure. [ 881.680390][ T4614] name failslab, interval 1, probability 0, space 0, times 0 [ 881.693759][ T4613] BTRFS warning (device loop3): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 881.704016][ T4613] BTRFS info (device loop3): trying to use backup root at mount time [ 881.710798][ T4614] CPU: 1 PID: 4614 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 881.712643][ T4614] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 881.712705][ T4613] BTRFS info (device loop3): use zlib compression, level 3 [ 881.714837][ T4614] Call trace: [ 881.714845][ T4614] dump_backtrace+0x0/0x530 [ 881.714877][ T4614] show_stack+0x2c/0x3c [ 881.714889][ T4614] dump_stack_lvl+0x108/0x170 [ 881.719045][ T4613] BTRFS info (device loop3): enabling ssd optimizations [ 881.719990][ T4614] dump_stack+0x1c/0x58 [ 881.720007][ T4614] should_fail+0x400/0x5cc [ 881.720020][ T4614] __should_failslab+0xbc/0x110 [ 881.724426][ T4614] should_failslab+0x10/0x28 [ 881.725382][ T4614] slab_pre_alloc_hook+0x64/0xe8 [ 881.726437][ T4614] kmem_cache_alloc+0x98/0x45c [ 881.727573][ T4614] jbd2__journal_start+0x158/0x7b4 [ 881.728657][ T4614] __ext4_journal_start_sb+0x358/0x70c [ 881.729774][ T4613] BTRFS info (device loop3): using spread ssd allocation scheme [ 881.729797][ T4613] BTRFS info (device loop3): using free space tree [ 881.731454][ T4614] ext4_dirty_inode+0x9c/0x100 [ 881.731472][ T4614] __mark_inode_dirty+0x2b0/0x10f4 [ 881.731485][ T4614] generic_write_end+0x15c/0x238 [ 881.731496][ T4614] ext4_da_write_end+0x51c/0x930 [ 881.731507][ T4614] generic_perform_write+0x354/0x520 [ 881.731517][ T4614] ext4_buffered_write_iter+0x3fc/0x528 [ 881.738051][ T4613] BTRFS info (device loop3): has skinny extents [ 881.738490][ T4614] ext4_file_write_iter+0x688/0x162c [ 881.738509][ T4614] do_iter_readv_writev+0x420/0x5f8 [ 881.738523][ T4614] do_iter_write+0x1b8/0x664 [ 881.744646][ T4614] do_pwritev+0x1ec/0x334 [ 881.745585][ T4614] __arm64_sys_pwritev2+0xd4/0x108 [ 881.746702][ T4614] invoke_syscall+0x98/0x2b8 [ 881.747764][ T4614] el0_svc_common+0x138/0x258 [ 881.748740][ T4614] do_el0_svc+0x58/0x14c [ 881.749648][ T4614] el0_svc+0x7c/0x1f0 [ 881.750521][ T4614] el0t_64_sync_handler+0x84/0xe4 [ 881.751608][ T4614] el0t_64_sync+0x1a0/0x1a4 [ 881.785211][ T4611] FAULT_INJECTION: forcing a failure. [ 881.785211][ T4611] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 881.788247][ T4611] CPU: 0 PID: 4611 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 881.790159][ T4611] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 881.792280][ T4611] Call trace: [ 881.792997][ T4611] dump_backtrace+0x0/0x530 [ 881.793967][ T4611] show_stack+0x2c/0x3c [ 881.794892][ T4611] dump_stack_lvl+0x108/0x170 [ 881.795903][ T4611] dump_stack+0x1c/0x58 [ 881.796816][ T4611] should_fail+0x400/0x5cc [ 881.797804][ T4611] should_fail_usercopy+0x20/0x30 [ 881.798827][ T4611] copy_page_from_iter_atomic+0x3c8/0xffc [ 881.800057][ T4611] generic_perform_write+0x2d0/0x520 [ 881.801170][ T4611] ext4_buffered_write_iter+0x3fc/0x528 [ 881.802421][ T4611] ext4_file_write_iter+0x688/0x162c [ 881.803534][ T4611] do_iter_readv_writev+0x420/0x5f8 [ 881.804639][ T4611] do_iter_write+0x1b8/0x664 [ 881.805703][ T4611] do_pwritev+0x1ec/0x334 [ 881.806648][ T4611] __arm64_sys_pwritev2+0xd4/0x108 [ 881.807804][ T4611] invoke_syscall+0x98/0x2b8 [ 881.808814][ T4611] el0_svc_common+0x138/0x258 [ 881.809843][ T4611] do_el0_svc+0x58/0x14c [ 881.810899][ T4611] el0_svc+0x7c/0x1f0 [ 881.811760][ T4611] el0t_64_sync_handler+0x84/0xe4 [ 881.813005][ T4611] el0t_64_sync+0x1a0/0x1a4 executing program executing program [ 881.855755][ T4616] loop4: detected capacity change from 0 to 32768 [ 881.873673][ T4616] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz-executor400 (4616) [ 882.042200][ T4618] loop0: detected capacity change from 0 to 32768 [ 882.050363][ T4618] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz-executor400 (4618) [ 882.071283][ T4613] FAULT_INJECTION: forcing a failure. [ 882.071283][ T4613] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 882.074267][ T4613] CPU: 1 PID: 4613 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 882.076157][ T4613] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 882.078369][ T4613] Call trace: [ 882.079055][ T4613] dump_backtrace+0x0/0x530 [ 882.080057][ T4613] show_stack+0x2c/0x3c [ 882.080961][ T4613] dump_stack_lvl+0x108/0x170 [ 882.081967][ T4613] dump_stack+0x1c/0x58 [ 882.082904][ T4613] should_fail+0x400/0x5cc [ 882.083876][ T4613] should_fail_alloc_page+0x74/0xa8 [ 882.085041][ T4613] prepare_alloc_pages+0x160/0x4cc [ 882.086205][ T4613] __alloc_pages+0x138/0x674 [ 882.087204][ T4613] alloc_pages+0x390/0x634 [ 882.088195][ T4613] __page_cache_alloc+0x78/0x524 [ 882.089319][ T4613] pagecache_get_page+0xa1c/0xd94 [ 882.090420][ T4613] prepare_pages+0x11c/0x344 [ 882.091427][ T4613] btrfs_buffered_write+0x594/0xe6c [ 882.092541][ T4613] btrfs_file_write_iter+0x198/0xad8 [ 882.093710][ T4613] do_iter_readv_writev+0x420/0x5f8 [ 882.094904][ T4613] do_iter_write+0x1b8/0x664 [ 882.095893][ T4613] do_pwritev+0x1ec/0x334 [ 882.096834][ T4613] __arm64_sys_pwritev2+0xd4/0x108 [ 882.097998][ T4613] invoke_syscall+0x98/0x2b8 [ 882.098995][ T4613] el0_svc_common+0x138/0x258 [ 882.100008][ T4613] do_el0_svc+0x58/0x14c [ 882.100921][ T4613] el0_svc+0x7c/0x1f0 [ 882.101818][ T4613] el0t_64_sync_handler+0x84/0xe4 [ 882.102947][ T4613] el0t_64_sync+0x1a0/0x1a4 [ 882.277482][ T4616] FAULT_INJECTION: forcing a failure. [ 882.277482][ T4616] name failslab, interval 1, probability 0, space 0, times 0 executing program [ 882.295655][ T4616] CPU: 1 PID: 4616 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 882.297496][ T4616] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 882.299651][ T4616] Call trace: [ 882.300354][ T4616] dump_backtrace+0x0/0x530 [ 882.301340][ T4616] show_stack+0x2c/0x3c [ 882.302214][ T4616] dump_stack_lvl+0x108/0x170 [ 882.303167][ T4616] dump_stack+0x1c/0x58 [ 882.304052][ T4616] should_fail+0x400/0x5cc [ 882.305098][ T4616] __should_failslab+0xbc/0x110 [ 882.306157][ T4616] should_failslab+0x10/0x28 [ 882.307087][ T4616] slab_pre_alloc_hook+0x64/0xe8 [ 882.308100][ T4616] kmem_cache_alloc+0x98/0x45c [ 882.309178][ T4616] jbd2__journal_start+0x158/0x7b4 [ 882.310310][ T4616] __ext4_journal_start_sb+0x358/0x70c [ 882.311535][ T4616] ext4_dirty_inode+0x9c/0x100 [ 882.312619][ T4616] __mark_inode_dirty+0x2b0/0x10f4 [ 882.313711][ T4616] generic_write_end+0x15c/0x238 [ 882.314785][ T4616] ext4_da_write_end+0x51c/0x930 [ 882.315910][ T4616] generic_perform_write+0x354/0x520 [ 882.317089][ T4616] ext4_buffered_write_iter+0x3fc/0x528 [ 882.318322][ T4616] ext4_file_write_iter+0x688/0x162c [ 882.319517][ T4616] do_iter_readv_writev+0x420/0x5f8 [ 882.320695][ T4616] do_iter_write+0x1b8/0x664 [ 882.321689][ T4616] do_pwritev+0x1ec/0x334 [ 882.322650][ T4616] __arm64_sys_pwritev2+0xd4/0x108 [ 882.323875][ T4616] invoke_syscall+0x98/0x2b8 [ 882.324841][ T4616] el0_svc_common+0x138/0x258 [ 882.325822][ T4616] do_el0_svc+0x58/0x14c [ 882.326758][ T4616] el0_svc+0x7c/0x1f0 [ 882.327605][ T4616] el0t_64_sync_handler+0x84/0xe4 [ 882.328699][ T4616] el0t_64_sync+0x1a0/0x1a4 [ 882.407356][ T4618] FAULT_INJECTION: forcing a failure. [ 882.407356][ T4618] name failslab, interval 1, probability 0, space 0, times 0 [ 882.413913][ T4618] CPU: 1 PID: 4618 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 882.415913][ T4618] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 882.418159][ T4618] Call trace: [ 882.418827][ T4618] dump_backtrace+0x0/0x530 [ 882.419875][ T4618] show_stack+0x2c/0x3c [ 882.420747][ T4618] dump_stack_lvl+0x108/0x170 [ 882.421766][ T4618] dump_stack+0x1c/0x58 [ 882.422743][ T4618] should_fail+0x400/0x5cc [ 882.423663][ T4618] __should_failslab+0xbc/0x110 [ 882.424787][ T4618] should_failslab+0x10/0x28 [ 882.425855][ T4618] slab_pre_alloc_hook+0x64/0xe8 [ 882.426939][ T4618] kmem_cache_alloc+0x98/0x45c [ 882.428077][ T4618] jbd2__journal_start+0x158/0x7b4 [ 882.429166][ T4618] __ext4_journal_start_sb+0x358/0x70c [ 882.430391][ T4618] ext4_dirty_inode+0x9c/0x100 [ 882.431422][ T4618] __mark_inode_dirty+0x2b0/0x10f4 [ 882.432629][ T4618] generic_write_end+0x15c/0x238 [ 882.433830][ T4618] ext4_da_write_end+0x51c/0x930 [ 882.434899][ T4618] generic_perform_write+0x354/0x520 [ 882.435990][ T4618] ext4_buffered_write_iter+0x3fc/0x528 [ 882.437237][ T4618] ext4_file_write_iter+0x688/0x162c [ 882.438299][ T4618] do_iter_readv_writev+0x420/0x5f8 [ 882.439441][ T4618] do_iter_write+0x1b8/0x664 [ 882.440379][ T4618] do_pwritev+0x1ec/0x334 [ 882.441335][ T4618] __arm64_sys_pwritev2+0xd4/0x108 [ 882.442464][ T4618] invoke_syscall+0x98/0x2b8 [ 882.443526][ T4618] el0_svc_common+0x138/0x258 [ 882.444492][ T4618] do_el0_svc+0x58/0x14c [ 882.445354][ T4620] loop5: detected capacity change from 0 to 32768 [ 882.445418][ T4618] el0_svc+0x7c/0x1f0 [ 882.447615][ T4618] el0t_64_sync_handler+0x84/0xe4 [ 882.448690][ T4618] el0t_64_sync+0x1a0/0x1a4 [ 882.458279][ T4620] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop5 scanned by syz-executor400 (4620) executing program [ 882.492691][ T4620] BTRFS info (device loop5): using crc32c (crc32c-generic) checksum algorithm [ 882.494919][ T4620] BTRFS warning (device loop5): the 'inode_cache' option is deprecated and has no effect since 5.11 [ 882.501118][ T4620] BTRFS warning (device loop5): the 'inode_cache' option is deprecated and has no effect since 5.11 [ 882.503469][ T4620] BTRFS warning (device loop5): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 882.505701][ T4620] BTRFS info (device loop5): trying to use backup root at mount time [ 882.507495][ T4620] BTRFS info (device loop5): use zlib compression, level 3 [ 882.509034][ T4620] BTRFS info (device loop5): enabling ssd optimizations [ 882.510485][ T4620] BTRFS info (device loop5): using spread ssd allocation scheme [ 882.550761][ T4620] BTRFS info (device loop5): using free space tree [ 882.552172][ T4620] BTRFS info (device loop5): has skinny extents executing program [ 882.699499][ T4632] loop2: detected capacity change from 0 to 32768 [ 882.720855][ T4632] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz-executor400 (4632) [ 882.862687][ T4631] loop1: detected capacity change from 0 to 32768 [ 882.890411][ T4631] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz-executor400 (4631) [ 882.901118][ T4651] loop0: detected capacity change from 0 to 32768 [ 882.911034][ T4651] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz-executor400 (4651) [ 882.949808][ T4620] FAULT_INJECTION: forcing a failure. [ 882.949808][ T4620] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 882.963077][ T4620] CPU: 0 PID: 4620 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 882.965022][ T4620] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 882.967310][ T4620] Call trace: [ 882.968112][ T4620] dump_backtrace+0x0/0x530 [ 882.969156][ T4620] show_stack+0x2c/0x3c [ 882.970006][ T4620] dump_stack_lvl+0x108/0x170 [ 882.971023][ T4620] dump_stack+0x1c/0x58 [ 882.971929][ T4620] should_fail+0x400/0x5cc [ 882.972855][ T4620] should_fail_alloc_page+0x74/0xa8 [ 882.973958][ T4620] prepare_alloc_pages+0x160/0x4cc [ 882.975004][ T4620] __alloc_pages+0x138/0x674 [ 882.975977][ T4620] alloc_pages+0x390/0x634 [ 882.976916][ T4620] __page_cache_alloc+0x78/0x524 [ 882.977991][ T4620] pagecache_get_page+0xa1c/0xd94 [ 882.979123][ T4620] prepare_pages+0x11c/0x344 [ 882.980196][ T4620] btrfs_buffered_write+0x594/0xe6c [ 882.981328][ T4620] btrfs_file_write_iter+0x198/0xad8 [ 882.982413][ T4620] do_iter_readv_writev+0x420/0x5f8 [ 882.983566][ T4620] do_iter_write+0x1b8/0x664 [ 882.984658][ T4620] do_pwritev+0x1ec/0x334 [ 882.985567][ T4620] __arm64_sys_pwritev2+0xd4/0x108 [ 882.986652][ T4620] invoke_syscall+0x98/0x2b8 [ 882.987646][ T4620] el0_svc_common+0x138/0x258 [ 882.988664][ T4620] do_el0_svc+0x58/0x14c [ 882.989559][ T4620] el0_svc+0x7c/0x1f0 [ 882.990389][ T4620] el0t_64_sync_handler+0x84/0xe4 [ 882.991544][ T4620] el0t_64_sync+0x1a0/0x1a4 [ 883.014768][ T4645] loop3: detected capacity change from 0 to 32768 [ 883.019360][ T4645] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz-executor400 (4645) [ 883.069902][ T4632] FAULT_INJECTION: forcing a failure. [ 883.069902][ T4632] name failslab, interval 1, probability 0, space 0, times 0 [ 883.098947][ T4651] FAULT_INJECTION: forcing a failure. [ 883.098947][ T4651] name failslab, interval 1, probability 0, space 0, times 0 [ 883.102297][ T4651] CPU: 1 PID: 4651 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 883.104208][ T4651] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 883.106420][ T4651] Call trace: [ 883.107160][ T4651] dump_backtrace+0x0/0x530 [ 883.108114][ T4651] show_stack+0x2c/0x3c [ 883.109061][ T4651] dump_stack_lvl+0x108/0x170 [ 883.110095][ T4651] dump_stack+0x1c/0x58 [ 883.111007][ T4651] should_fail+0x400/0x5cc [ 883.112054][ T4651] __should_failslab+0xbc/0x110 [ 883.113056][ T4651] should_failslab+0x10/0x28 [ 883.114062][ T4651] slab_pre_alloc_hook+0x64/0xe8 [ 883.115158][ T4651] kmem_cache_alloc+0x98/0x45c [ 883.116135][ T4651] jbd2__journal_start+0x158/0x7b4 [ 883.117354][ T4651] __ext4_journal_start_sb+0x358/0x70c [ 883.118625][ T4651] ext4_dirty_inode+0x9c/0x100 [ 883.119735][ T4651] __mark_inode_dirty+0x2b0/0x10f4 [ 883.120843][ T4651] generic_write_end+0x15c/0x238 [ 883.122096][ T4651] ext4_da_write_end+0x51c/0x930 [ 883.123218][ T4651] generic_perform_write+0x354/0x520 [ 883.124318][ T4651] ext4_buffered_write_iter+0x3fc/0x528 [ 883.125588][ T4651] ext4_file_write_iter+0x688/0x162c [ 883.126777][ T4651] do_iter_readv_writev+0x420/0x5f8 [ 883.127875][ T4651] do_iter_write+0x1b8/0x664 [ 883.129042][ T4651] do_pwritev+0x1ec/0x334 [ 883.130002][ T4651] __arm64_sys_pwritev2+0xd4/0x108 [ 883.131125][ T4651] invoke_syscall+0x98/0x2b8 [ 883.132115][ T4651] el0_svc_common+0x138/0x258 [ 883.133169][ T4651] do_el0_svc+0x58/0x14c [ 883.134102][ T4651] el0_svc+0x7c/0x1f0 [ 883.135064][ T4651] el0t_64_sync_handler+0x84/0xe4 [ 883.136124][ T4651] el0t_64_sync+0x1a0/0x1a4 [ 883.160935][ T4632] CPU: 1 PID: 4632 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 883.162924][ T4632] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 883.165201][ T4632] Call trace: [ 883.165879][ T4632] dump_backtrace+0x0/0x530 [ 883.166882][ T4632] show_stack+0x2c/0x3c [ 883.167777][ T4632] dump_stack_lvl+0x108/0x170 [ 883.168761][ T4632] dump_stack+0x1c/0x58 [ 883.169700][ T4632] should_fail+0x400/0x5cc [ 883.170673][ T4632] __should_failslab+0xbc/0x110 [ 883.171708][ T4632] should_failslab+0x10/0x28 [ 883.172744][ T4632] slab_pre_alloc_hook+0x64/0xe8 [ 883.173930][ T4632] kmem_cache_alloc+0x98/0x45c [ 883.174956][ T4632] jbd2__journal_start+0x158/0x7b4 [ 883.176023][ T4632] __ext4_journal_start_sb+0x358/0x70c [ 883.177262][ T4632] ext4_dirty_inode+0x9c/0x100 [ 883.178310][ T4632] __mark_inode_dirty+0x2b0/0x10f4 [ 883.179456][ T4632] generic_write_end+0x15c/0x238 [ 883.180561][ T4632] ext4_da_write_end+0x51c/0x930 [ 883.181644][ T4632] generic_perform_write+0x354/0x520 [ 883.182769][ T4632] ext4_buffered_write_iter+0x3fc/0x528 [ 883.184067][ T4632] ext4_file_write_iter+0x688/0x162c [ 883.185265][ T4632] do_iter_readv_writev+0x420/0x5f8 [ 883.186421][ T4632] do_iter_write+0x1b8/0x664 [ 883.187403][ T4632] do_pwritev+0x1ec/0x334 [ 883.188423][ T4632] __arm64_sys_pwritev2+0xd4/0x108 [ 883.189682][ T4632] invoke_syscall+0x98/0x2b8 [ 883.190717][ T4632] el0_svc_common+0x138/0x258 [ 883.191769][ T4632] do_el0_svc+0x58/0x14c [ 883.192727][ T4632] el0_svc+0x7c/0x1f0 [ 883.193666][ T4632] el0t_64_sync_handler+0x84/0xe4 [ 883.194900][ T4632] el0t_64_sync+0x1a0/0x1a4 executing program [ 883.276354][ T4631] FAULT_INJECTION: forcing a failure. [ 883.276354][ T4631] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 883.279289][ T4631] CPU: 0 PID: 4631 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 883.281250][ T4631] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 883.283604][ T4631] Call trace: [ 883.284277][ T4631] dump_backtrace+0x0/0x530 [ 883.285296][ T4631] show_stack+0x2c/0x3c [ 883.286157][ T4631] dump_stack_lvl+0x108/0x170 [ 883.287204][ T4631] dump_stack+0x1c/0x58 [ 883.288110][ T4631] should_fail+0x400/0x5cc [ 883.289100][ T4631] should_fail_usercopy+0x20/0x30 [ 883.290191][ T4631] copy_page_from_iter_atomic+0x3c8/0xffc [ 883.291518][ T4631] generic_perform_write+0x2d0/0x520 [ 883.292669][ T4631] ext4_buffered_write_iter+0x3fc/0x528 [ 883.293904][ T4631] ext4_file_write_iter+0x688/0x162c [ 883.295096][ T4631] do_iter_readv_writev+0x420/0x5f8 [ 883.296248][ T4631] do_iter_write+0x1b8/0x664 [ 883.297255][ T4631] do_pwritev+0x1ec/0x334 [ 883.298182][ T4631] __arm64_sys_pwritev2+0xd4/0x108 [ 883.299331][ T4631] invoke_syscall+0x98/0x2b8 [ 883.300394][ T4631] el0_svc_common+0x138/0x258 [ 883.301530][ T4631] do_el0_svc+0x58/0x14c [ 883.302399][ T4631] el0_svc+0x7c/0x1f0 [ 883.303194][ T4631] el0t_64_sync_handler+0x84/0xe4 [ 883.304341][ T4631] el0t_64_sync+0x1a0/0x1a4 executing program [ 883.323138][ T4180] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 10 /dev/loop5 scanned by udevd (4180) [ 883.373687][ T4645] FAULT_INJECTION: forcing a failure. [ 883.373687][ T4645] name failslab, interval 1, probability 0, space 0, times 0 [ 883.390513][ T4645] CPU: 1 PID: 4645 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 883.392326][ T4645] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 883.394601][ T4645] Call trace: [ 883.395376][ T4645] dump_backtrace+0x0/0x530 [ 883.396387][ T4645] show_stack+0x2c/0x3c [ 883.397267][ T4645] dump_stack_lvl+0x108/0x170 [ 883.398320][ T4645] dump_stack+0x1c/0x58 [ 883.399260][ T4645] should_fail+0x400/0x5cc [ 883.400233][ T4645] __should_failslab+0xbc/0x110 [ 883.401221][ T4645] should_failslab+0x10/0x28 [ 883.402285][ T4645] slab_pre_alloc_hook+0x64/0xe8 [ 883.403420][ T4645] kmem_cache_alloc+0x98/0x45c [ 883.404454][ T4645] jbd2__journal_start+0x158/0x7b4 [ 883.405676][ T4645] __ext4_journal_start_sb+0x358/0x70c [ 883.406948][ T4645] ext4_dirty_inode+0x9c/0x100 [ 883.408068][ T4645] __mark_inode_dirty+0x2b0/0x10f4 [ 883.409127][ T4645] generic_write_end+0x15c/0x238 [ 883.410310][ T4645] ext4_da_write_end+0x51c/0x930 [ 883.411427][ T4645] generic_perform_write+0x354/0x520 [ 883.412658][ T4645] ext4_buffered_write_iter+0x3fc/0x528 [ 883.413902][ T4645] ext4_file_write_iter+0x688/0x162c [ 883.415175][ T4645] do_iter_readv_writev+0x420/0x5f8 [ 883.416540][ T4645] do_iter_write+0x1b8/0x664 [ 883.417563][ T4645] do_pwritev+0x1ec/0x334 [ 883.418587][ T4645] __arm64_sys_pwritev2+0xd4/0x108 [ 883.419699][ T4645] invoke_syscall+0x98/0x2b8 [ 883.420706][ T4645] el0_svc_common+0x138/0x258 [ 883.421736][ T4645] do_el0_svc+0x58/0x14c [ 883.422770][ T4645] el0_svc+0x7c/0x1f0 [ 883.423691][ T4645] el0t_64_sync_handler+0x84/0xe4 [ 883.424831][ T4645] el0t_64_sync+0x1a0/0x1a4 executing program executing program executing program [ 883.622485][ T4647] loop4: detected capacity change from 0 to 32768 [ 883.940207][ T4647] FAULT_INJECTION: forcing a failure. [ 883.940207][ T4647] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 883.943309][ T4647] CPU: 1 PID: 4647 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 883.945082][ T4647] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 883.947237][ T4647] Call trace: [ 883.947932][ T4647] dump_backtrace+0x0/0x530 [ 883.948847][ T4647] show_stack+0x2c/0x3c [ 883.949777][ T4647] dump_stack_lvl+0x108/0x170 [ 883.950755][ T4647] dump_stack+0x1c/0x58 [ 883.951725][ T4647] should_fail+0x400/0x5cc [ 883.952725][ T4647] should_fail_usercopy+0x20/0x30 [ 883.953884][ T4647] copy_page_from_iter_atomic+0x3c8/0xffc [ 883.955130][ T4647] generic_perform_write+0x2d0/0x520 [ 883.956261][ T4647] ext4_buffered_write_iter+0x3fc/0x528 [ 883.957445][ T4647] ext4_file_write_iter+0x688/0x162c [ 883.958590][ T4647] do_iter_readv_writev+0x420/0x5f8 [ 883.959666][ T4647] do_iter_write+0x1b8/0x664 [ 883.960662][ T4647] do_pwritev+0x1ec/0x334 [ 883.961652][ T4647] __arm64_sys_pwritev2+0xd4/0x108 [ 883.962724][ T4647] invoke_syscall+0x98/0x2b8 [ 883.963716][ T4647] el0_svc_common+0x138/0x258 [ 883.964732][ T4647] do_el0_svc+0x58/0x14c [ 883.965600][ T4647] el0_svc+0x7c/0x1f0 [ 883.966493][ T4647] el0t_64_sync_handler+0x84/0xe4 [ 883.967584][ T4647] el0t_64_sync+0x1a0/0x1a4 [ 884.087934][ T4669] loop0: detected capacity change from 0 to 32768 executing program [ 884.327319][ T4673] FAULT_INJECTION: forcing a failure. [ 884.327319][ T4673] name failslab, interval 1, probability 0, space 0, times 0 [ 884.344467][ T4673] CPU: 1 PID: 4673 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 884.346322][ T4673] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 884.348556][ T4673] Call trace: [ 884.349286][ T4673] dump_backtrace+0x0/0x530 [ 884.350264][ T4673] show_stack+0x2c/0x3c [ 884.351138][ T4673] dump_stack_lvl+0x108/0x170 [ 884.352142][ T4673] dump_stack+0x1c/0x58 [ 884.353117][ T4673] should_fail+0x400/0x5cc [ 884.354118][ T4673] __should_failslab+0xbc/0x110 [ 884.355164][ T4673] should_failslab+0x10/0x28 [ 884.356134][ T4673] slab_pre_alloc_hook+0x64/0xe8 [ 884.357271][ T4673] kmem_cache_alloc+0x98/0x45c [ 884.358344][ T4673] jbd2__journal_start+0x158/0x7b4 [ 884.359490][ T4673] __ext4_journal_start_sb+0x358/0x70c [ 884.360655][ T4673] ext4_dirty_inode+0x9c/0x100 [ 884.361745][ T4673] __mark_inode_dirty+0x2b0/0x10f4 [ 884.362931][ T4673] generic_write_end+0x15c/0x238 [ 884.363999][ T4673] ext4_da_write_end+0x51c/0x930 [ 884.365145][ T4673] generic_perform_write+0x354/0x520 [ 884.366357][ T4673] ext4_buffered_write_iter+0x3fc/0x528 [ 884.367572][ T4673] ext4_file_write_iter+0x688/0x162c [ 884.368683][ T4673] do_iter_readv_writev+0x420/0x5f8 [ 884.369822][ T4673] do_iter_write+0x1b8/0x664 [ 884.370870][ T4673] do_pwritev+0x1ec/0x334 [ 884.371875][ T4673] __arm64_sys_pwritev2+0xd4/0x108 [ 884.373004][ T4673] invoke_syscall+0x98/0x2b8 [ 884.374001][ T4673] el0_svc_common+0x138/0x258 [ 884.375097][ T4673] do_el0_svc+0x58/0x14c [ 884.376020][ T4673] el0_svc+0x7c/0x1f0 [ 884.376894][ T4673] el0t_64_sync_handler+0x84/0xe4 [ 884.377991][ T4673] el0t_64_sync+0x1a0/0x1a4 [ 884.392182][ T4669] FAULT_INJECTION: forcing a failure. [ 884.392182][ T4669] name failslab, interval 1, probability 0, space 0, times 0 [ 884.405463][ T4669] CPU: 0 PID: 4669 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 884.407326][ T4669] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 884.409458][ T4669] Call trace: [ 884.410201][ T4669] dump_backtrace+0x0/0x530 [ 884.411158][ T4669] show_stack+0x2c/0x3c [ 884.411998][ T4669] dump_stack_lvl+0x108/0x170 [ 884.413047][ T4669] dump_stack+0x1c/0x58 [ 884.413999][ T4669] should_fail+0x400/0x5cc [ 884.414959][ T4669] __should_failslab+0xbc/0x110 [ 884.416104][ T4669] should_failslab+0x10/0x28 [ 884.417032][ T4669] slab_pre_alloc_hook+0x64/0xe8 [ 884.418215][ T4669] kmem_cache_alloc+0x98/0x45c [ 884.419304][ T4669] jbd2__journal_start+0x158/0x7b4 [ 884.420333][ T4669] __ext4_journal_start_sb+0x358/0x70c [ 884.421449][ T4669] ext4_dirty_inode+0x9c/0x100 [ 884.422478][ T4669] __mark_inode_dirty+0x2b0/0x10f4 [ 884.423623][ T4669] generic_write_end+0x15c/0x238 [ 884.424762][ T4669] ext4_da_write_end+0x51c/0x930 [ 884.425855][ T4669] generic_perform_write+0x354/0x520 [ 884.427019][ T4669] ext4_buffered_write_iter+0x3fc/0x528 [ 884.428245][ T4669] ext4_file_write_iter+0x688/0x162c [ 884.429394][ T4669] do_iter_readv_writev+0x420/0x5f8 [ 884.430502][ T4669] do_iter_write+0x1b8/0x664 [ 884.431454][ T4669] do_pwritev+0x1ec/0x334 [ 884.432378][ T4669] __arm64_sys_pwritev2+0xd4/0x108 [ 884.433474][ T4669] invoke_syscall+0x98/0x2b8 [ 884.434433][ T4669] el0_svc_common+0x138/0x258 [ 884.435468][ T4669] do_el0_svc+0x58/0x14c [ 884.436468][ T4669] el0_svc+0x7c/0x1f0 [ 884.437367][ T4669] el0t_64_sync_handler+0x84/0xe4 [ 884.438480][ T4669] el0t_64_sync+0x1a0/0x1a4 [ 884.479899][ T4678] loop1: detected capacity change from 0 to 32768 [ 884.480342][ T4676] loop2: detected capacity change from 0 to 32768 [ 884.487075][ T4680] loop3: detected capacity change from 0 to 32768 executing program executing program [ 884.797083][ T4678] FAULT_INJECTION: forcing a failure. [ 884.797083][ T4678] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 884.799208][ T4680] FAULT_INJECTION: forcing a failure. [ 884.799208][ T4680] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 884.800073][ T4678] CPU: 1 PID: 4678 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 884.804769][ T4678] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 884.806897][ T4678] Call trace: [ 884.807629][ T4678] dump_backtrace+0x0/0x530 [ 884.808634][ T4678] show_stack+0x2c/0x3c [ 884.809499][ T4678] dump_stack_lvl+0x108/0x170 [ 884.810625][ T4678] dump_stack+0x1c/0x58 [ 884.811490][ T4678] should_fail+0x400/0x5cc [ 884.812520][ T4678] should_fail_usercopy+0x20/0x30 [ 884.813637][ T4678] copy_page_from_iter_atomic+0x3c8/0xffc [ 884.814831][ T4678] generic_perform_write+0x2d0/0x520 [ 884.816014][ T4678] ext4_buffered_write_iter+0x3fc/0x528 [ 884.817263][ T4678] ext4_file_write_iter+0x688/0x162c [ 884.818392][ T4678] do_iter_readv_writev+0x420/0x5f8 [ 884.819624][ T4678] do_iter_write+0x1b8/0x664 [ 884.820622][ T4678] do_pwritev+0x1ec/0x334 [ 884.821567][ T4678] __arm64_sys_pwritev2+0xd4/0x108 [ 884.822652][ T4678] invoke_syscall+0x98/0x2b8 [ 884.823627][ T4678] el0_svc_common+0x138/0x258 [ 884.824738][ T4678] do_el0_svc+0x58/0x14c [ 884.825618][ T4678] el0_svc+0x7c/0x1f0 [ 884.826520][ T4678] el0t_64_sync_handler+0x84/0xe4 [ 884.827661][ T4678] el0t_64_sync+0x1a0/0x1a4 [ 884.828659][ T4680] CPU: 0 PID: 4680 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 884.830617][ T4680] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 884.832887][ T4680] Call trace: [ 884.833586][ T4680] dump_backtrace+0x0/0x530 [ 884.834624][ T4680] show_stack+0x2c/0x3c [ 884.835526][ T4680] dump_stack_lvl+0x108/0x170 [ 884.836476][ T4680] dump_stack+0x1c/0x58 [ 884.837429][ T4680] should_fail+0x400/0x5cc [ 884.838348][ T4680] should_fail_usercopy+0x20/0x30 [ 884.839351][ T4680] copy_page_from_iter_atomic+0x3c8/0xffc [ 884.840566][ T4680] generic_perform_write+0x2d0/0x520 [ 884.841625][ T4680] ext4_buffered_write_iter+0x3fc/0x528 [ 884.842870][ T4680] ext4_file_write_iter+0x688/0x162c [ 884.844027][ T4680] do_iter_readv_writev+0x420/0x5f8 [ 884.845205][ T4680] do_iter_write+0x1b8/0x664 [ 884.846323][ T4680] do_pwritev+0x1ec/0x334 [ 884.847326][ T4680] __arm64_sys_pwritev2+0xd4/0x108 [ 884.848398][ T4680] invoke_syscall+0x98/0x2b8 [ 884.849421][ T4680] el0_svc_common+0x138/0x258 [ 884.850453][ T4680] do_el0_svc+0x58/0x14c [ 884.851511][ T4680] el0_svc+0x7c/0x1f0 [ 884.852366][ T4680] el0t_64_sync_handler+0x84/0xe4 [ 884.853440][ T4680] el0t_64_sync+0x1a0/0x1a4 [ 884.870980][ T4676] FAULT_INJECTION: forcing a failure. [ 884.870980][ T4676] name failslab, interval 1, probability 0, space 0, times 0 [ 884.884304][ T4676] CPU: 0 PID: 4676 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 884.886210][ T4676] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 884.888356][ T4676] Call trace: [ 884.889060][ T4676] dump_backtrace+0x0/0x530 [ 884.890042][ T4676] show_stack+0x2c/0x3c [ 884.891062][ T4676] dump_stack_lvl+0x108/0x170 [ 884.892098][ T4676] dump_stack+0x1c/0x58 [ 884.893058][ T4676] should_fail+0x400/0x5cc [ 884.894022][ T4676] __should_failslab+0xbc/0x110 [ 884.895079][ T4676] should_failslab+0x10/0x28 [ 884.896108][ T4676] slab_pre_alloc_hook+0x64/0xe8 [ 884.897205][ T4676] kmem_cache_alloc+0x98/0x45c [ 884.898314][ T4676] jbd2__journal_start+0x158/0x7b4 [ 884.899493][ T4676] __ext4_journal_start_sb+0x358/0x70c [ 884.900687][ T4676] ext4_dirty_inode+0x9c/0x100 [ 884.901773][ T4676] __mark_inode_dirty+0x2b0/0x10f4 [ 884.902937][ T4676] generic_write_end+0x15c/0x238 [ 884.904055][ T4676] ext4_da_write_end+0x51c/0x930 [ 884.905132][ T4676] generic_perform_write+0x354/0x520 [ 884.906286][ T4676] ext4_buffered_write_iter+0x3fc/0x528 [ 884.907413][ T4676] ext4_file_write_iter+0x688/0x162c [ 884.908552][ T4676] do_iter_readv_writev+0x420/0x5f8 [ 884.909743][ T4676] do_iter_write+0x1b8/0x664 [ 884.910699][ T4676] do_pwritev+0x1ec/0x334 [ 884.911648][ T4676] __arm64_sys_pwritev2+0xd4/0x108 [ 884.912784][ T4676] invoke_syscall+0x98/0x2b8 [ 884.913816][ T4676] el0_svc_common+0x138/0x258 [ 884.914778][ T4676] do_el0_svc+0x58/0x14c [ 884.915759][ T4676] el0_svc+0x7c/0x1f0 [ 884.916717][ T4676] el0t_64_sync_handler+0x84/0xe4 [ 884.917850][ T4676] el0t_64_sync+0x1a0/0x1a4 executing program executing program executing program [ 885.092110][ T4682] loop4: detected capacity change from 0 to 32768 [ 885.341651][ T4682] FAULT_INJECTION: forcing a failure. [ 885.341651][ T4682] name failslab, interval 1, probability 0, space 0, times 0 [ 885.358526][ T4682] CPU: 1 PID: 4682 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 885.360362][ T4682] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 885.362402][ T4684] loop0: detected capacity change from 0 to 32768 [ 885.362495][ T4682] Call trace: [ 885.364513][ T4682] dump_backtrace+0x0/0x530 [ 885.365523][ T4682] show_stack+0x2c/0x3c [ 885.366387][ T4682] dump_stack_lvl+0x108/0x170 [ 885.367495][ T4682] dump_stack+0x1c/0x58 [ 885.368521][ T4682] should_fail+0x400/0x5cc [ 885.369486][ T4682] __should_failslab+0xbc/0x110 [ 885.370467][ T4682] should_failslab+0x10/0x28 [ 885.371547][ T4682] slab_pre_alloc_hook+0x64/0xe8 [ 885.372667][ T4682] kmem_cache_alloc+0x98/0x45c [ 885.373828][ T4682] jbd2__journal_start+0x158/0x7b4 [ 885.374984][ T4682] __ext4_journal_start_sb+0x358/0x70c [ 885.376247][ T4682] ext4_dirty_inode+0x9c/0x100 [ 885.377352][ T4682] __mark_inode_dirty+0x2b0/0x10f4 [ 885.378486][ T4682] generic_write_end+0x15c/0x238 [ 885.379497][ T4682] ext4_da_write_end+0x51c/0x930 [ 885.380690][ T4682] generic_perform_write+0x354/0x520 [ 885.381917][ T4682] ext4_buffered_write_iter+0x3fc/0x528 [ 885.383120][ T4682] ext4_file_write_iter+0x688/0x162c [ 885.384251][ T4682] do_iter_readv_writev+0x420/0x5f8 [ 885.385458][ T4682] do_iter_write+0x1b8/0x664 [ 885.386535][ T4682] do_pwritev+0x1ec/0x334 [ 885.387531][ T4682] __arm64_sys_pwritev2+0xd4/0x108 [ 885.388659][ T4682] invoke_syscall+0x98/0x2b8 [ 885.389657][ T4682] el0_svc_common+0x138/0x258 [ 885.390662][ T4682] do_el0_svc+0x58/0x14c [ 885.391648][ T4682] el0_svc+0x7c/0x1f0 [ 885.392457][ T4682] el0t_64_sync_handler+0x84/0xe4 [ 885.393587][ T4682] el0t_64_sync+0x1a0/0x1a4 [ 885.425558][ T4686] loop5: detected capacity change from 0 to 32768 [ 885.439353][ T4686] BTRFS info (device loop5): using crc32c (crc32c-generic) checksum algorithm [ 885.445341][ T4686] BTRFS warning (device loop5): the 'inode_cache' option is deprecated and has no effect since 5.11 [ 885.451381][ T4686] BTRFS warning (device loop5): the 'inode_cache' option is deprecated and has no effect since 5.11 [ 885.463658][ T4686] BTRFS warning (device loop5): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 885.472283][ T4686] BTRFS info (device loop5): trying to use backup root at mount time [ 885.477746][ T4686] BTRFS info (device loop5): use zlib compression, level 3 [ 885.490974][ T4686] BTRFS info (device loop5): enabling ssd optimizations [ 885.495080][ T4686] BTRFS info (device loop5): using spread ssd allocation scheme [ 885.498213][ T4686] BTRFS info (device loop5): using free space tree [ 885.502250][ T4686] BTRFS info (device loop5): has skinny extents executing program [ 885.633578][ T4688] loop1: detected capacity change from 0 to 32768 [ 885.637366][ T4688] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz-executor400 (4688) [ 885.684035][ T4684] FAULT_INJECTION: forcing a failure. [ 885.684035][ T4684] name failslab, interval 1, probability 0, space 0, times 0 [ 885.697222][ T4684] CPU: 1 PID: 4684 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 885.699176][ T4684] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 885.701332][ T4684] Call trace: [ 885.702079][ T4684] dump_backtrace+0x0/0x530 [ 885.703073][ T4684] show_stack+0x2c/0x3c [ 885.704052][ T4684] dump_stack_lvl+0x108/0x170 [ 885.705092][ T4684] dump_stack+0x1c/0x58 [ 885.705988][ T4684] should_fail+0x400/0x5cc [ 885.706935][ T4684] __should_failslab+0xbc/0x110 [ 885.708014][ T4684] should_failslab+0x10/0x28 [ 885.709040][ T4684] slab_pre_alloc_hook+0x64/0xe8 [ 885.710079][ T4684] kmem_cache_alloc+0x98/0x45c [ 885.711186][ T4684] jbd2__journal_start+0x158/0x7b4 [ 885.712257][ T4684] __ext4_journal_start_sb+0x358/0x70c [ 885.713381][ T4684] ext4_dirty_inode+0x9c/0x100 [ 885.714432][ T4684] __mark_inode_dirty+0x2b0/0x10f4 [ 885.715531][ T4684] generic_write_end+0x15c/0x238 [ 885.716605][ T4684] ext4_da_write_end+0x51c/0x930 [ 885.717568][ T4684] generic_perform_write+0x354/0x520 [ 885.718615][ T4684] ext4_buffered_write_iter+0x3fc/0x528 [ 885.719928][ T4684] ext4_file_write_iter+0x688/0x162c [ 885.721010][ T4684] do_iter_readv_writev+0x420/0x5f8 [ 885.722213][ T4684] do_iter_write+0x1b8/0x664 [ 885.723280][ T4684] do_pwritev+0x1ec/0x334 [ 885.724236][ T4684] __arm64_sys_pwritev2+0xd4/0x108 [ 885.725375][ T4684] invoke_syscall+0x98/0x2b8 [ 885.726300][ T4684] el0_svc_common+0x138/0x258 [ 885.727340][ T4684] do_el0_svc+0x58/0x14c [ 885.728297][ T4684] el0_svc+0x7c/0x1f0 [ 885.729173][ T4684] el0t_64_sync_handler+0x84/0xe4 [ 885.730185][ T4684] el0t_64_sync+0x1a0/0x1a4 [ 885.783109][ T4686] FAULT_INJECTION: forcing a failure. [ 885.783109][ T4686] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 885.789727][ T4686] CPU: 1 PID: 4686 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 885.791576][ T4686] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 885.793869][ T4686] Call trace: [ 885.794505][ T4686] dump_backtrace+0x0/0x530 [ 885.795493][ T4686] show_stack+0x2c/0x3c [ 885.796392][ T4686] dump_stack_lvl+0x108/0x170 [ 885.797446][ T4686] dump_stack+0x1c/0x58 [ 885.798402][ T4686] should_fail+0x400/0x5cc [ 885.799412][ T4686] should_fail_alloc_page+0x74/0xa8 [ 885.800633][ T4686] prepare_alloc_pages+0x160/0x4cc [ 885.801711][ T4686] __alloc_pages+0x138/0x674 [ 885.802738][ T4686] alloc_pages+0x390/0x634 [ 885.803728][ T4686] __page_cache_alloc+0x78/0x524 [ 885.804793][ T4686] pagecache_get_page+0xa1c/0xd94 [ 885.805897][ T4686] prepare_pages+0x11c/0x344 [ 885.806928][ T4686] btrfs_buffered_write+0x594/0xe6c [ 885.808064][ T4686] btrfs_file_write_iter+0x198/0xad8 [ 885.809331][ T4686] do_iter_readv_writev+0x420/0x5f8 [ 885.810577][ T4686] do_iter_write+0x1b8/0x664 [ 885.811618][ T4686] do_pwritev+0x1ec/0x334 [ 885.812595][ T4686] __arm64_sys_pwritev2+0xd4/0x108 [ 885.813805][ T4686] invoke_syscall+0x98/0x2b8 [ 885.814794][ T4686] el0_svc_common+0x138/0x258 [ 885.815803][ T4686] do_el0_svc+0x58/0x14c [ 885.816743][ T4686] el0_svc+0x7c/0x1f0 [ 885.817628][ T4686] el0t_64_sync_handler+0x84/0xe4 [ 885.818763][ T4686] el0t_64_sync+0x1a0/0x1a4 [ 885.833819][ T4692] loop3: detected capacity change from 0 to 32768 [ 885.838013][ T4692] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz-executor400 (4692) [ 885.877274][ T4690] loop2: detected capacity change from 0 to 32768 [ 885.884197][ T4690] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz-executor400 (4690) [ 885.987289][ T4692] FAULT_INJECTION: forcing a failure. [ 885.987289][ T4692] name failslab, interval 1, probability 0, space 0, times 0 [ 885.994771][ T4692] CPU: 0 PID: 4692 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 885.996724][ T4692] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 885.998875][ T4692] Call trace: [ 885.999536][ T4692] dump_backtrace+0x0/0x530 [ 886.000452][ T4692] show_stack+0x2c/0x3c [ 886.001324][ T4692] dump_stack_lvl+0x108/0x170 [ 886.002471][ T4692] dump_stack+0x1c/0x58 [ 886.003352][ T4692] should_fail+0x400/0x5cc [ 886.004355][ T4692] __should_failslab+0xbc/0x110 [ 886.005422][ T4692] should_failslab+0x10/0x28 [ 886.006471][ T4692] slab_pre_alloc_hook+0x64/0xe8 [ 886.007424][ T4692] kmem_cache_alloc+0x98/0x45c [ 886.008515][ T4692] jbd2__journal_start+0x158/0x7b4 [ 886.009690][ T4692] __ext4_journal_start_sb+0x358/0x70c [ 886.010906][ T4692] ext4_dirty_inode+0x9c/0x100 [ 886.012042][ T4692] __mark_inode_dirty+0x2b0/0x10f4 [ 886.013237][ T4692] generic_write_end+0x15c/0x238 [ 886.014307][ T4692] ext4_da_write_end+0x51c/0x930 [ 886.015408][ T4692] generic_perform_write+0x354/0x520 [ 886.016529][ T4692] ext4_buffered_write_iter+0x3fc/0x528 [ 886.017707][ T4692] ext4_file_write_iter+0x688/0x162c [ 886.018937][ T4692] do_iter_readv_writev+0x420/0x5f8 [ 886.020062][ T4692] do_iter_write+0x1b8/0x664 [ 886.021059][ T4692] do_pwritev+0x1ec/0x334 [ 886.022059][ T4692] __arm64_sys_pwritev2+0xd4/0x108 [ 886.023205][ T4692] invoke_syscall+0x98/0x2b8 [ 886.024172][ T4692] el0_svc_common+0x138/0x258 [ 886.025226][ T4692] do_el0_svc+0x58/0x14c [ 886.026216][ T4692] el0_svc+0x7c/0x1f0 [ 886.027144][ T4692] el0t_64_sync_handler+0x84/0xe4 [ 886.028187][ T4692] el0t_64_sync+0x1a0/0x1a4 executing program [ 886.089548][ T4688] FAULT_INJECTION: forcing a failure. [ 886.089548][ T4688] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 886.092567][ T4688] CPU: 1 PID: 4688 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 886.094399][ T4688] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 886.096485][ T4688] Call trace: [ 886.097206][ T4688] dump_backtrace+0x0/0x530 [ 886.098164][ T4688] show_stack+0x2c/0x3c [ 886.099043][ T4688] dump_stack_lvl+0x108/0x170 [ 886.100085][ T4688] dump_stack+0x1c/0x58 [ 886.100931][ T4688] should_fail+0x400/0x5cc [ 886.101914][ T4688] should_fail_usercopy+0x20/0x30 [ 886.102967][ T4688] copy_page_from_iter_atomic+0x3c8/0xffc [ 886.104250][ T4688] generic_perform_write+0x2d0/0x520 [ 886.105428][ T4688] ext4_buffered_write_iter+0x3fc/0x528 [ 886.106634][ T4688] ext4_file_write_iter+0x688/0x162c [ 886.107823][ T4688] do_iter_readv_writev+0x420/0x5f8 [ 886.108960][ T4688] do_iter_write+0x1b8/0x664 [ 886.109948][ T4688] do_pwritev+0x1ec/0x334 [ 886.110884][ T4688] __arm64_sys_pwritev2+0xd4/0x108 [ 886.111966][ T4688] invoke_syscall+0x98/0x2b8 [ 886.112986][ T4688] el0_svc_common+0x138/0x258 [ 886.114102][ T4688] do_el0_svc+0x58/0x14c [ 886.114995][ T4688] el0_svc+0x7c/0x1f0 [ 886.115871][ T4688] el0t_64_sync_handler+0x84/0xe4 [ 886.117006][ T4688] el0t_64_sync+0x1a0/0x1a4 [ 886.132936][ T4690] FAULT_INJECTION: forcing a failure. [ 886.132936][ T4690] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 886.135774][ T4690] CPU: 0 PID: 4690 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 886.137770][ T4690] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 886.139965][ T4690] Call trace: [ 886.140669][ T4690] dump_backtrace+0x0/0x530 [ 886.141676][ T4690] show_stack+0x2c/0x3c [ 886.142580][ T4690] dump_stack_lvl+0x108/0x170 [ 886.143616][ T4690] dump_stack+0x1c/0x58 [ 886.144475][ T4690] should_fail+0x400/0x5cc executing program [ 886.145461][ T4690] should_fail_usercopy+0x20/0x30 [ 886.146539][ T4690] copy_page_from_iter_atomic+0x3c8/0xffc [ 886.147945][ T4690] generic_perform_write+0x2d0/0x520 [ 886.149154][ T4690] ext4_buffered_write_iter+0x3fc/0x528 [ 886.150406][ T4690] ext4_file_write_iter+0x688/0x162c [ 886.151696][ T4690] do_iter_readv_writev+0x420/0x5f8 [ 886.152918][ T4690] do_iter_write+0x1b8/0x664 [ 886.153916][ T4690] do_pwritev+0x1ec/0x334 [ 886.154959][ T4690] __arm64_sys_pwritev2+0xd4/0x108 [ 886.156060][ T4690] invoke_syscall+0x98/0x2b8 [ 886.157118][ T4690] el0_svc_common+0x138/0x258 [ 886.158189][ T4690] do_el0_svc+0x58/0x14c [ 886.159147][ T4690] el0_svc+0x7c/0x1f0 [ 886.160059][ T4690] el0t_64_sync_handler+0x84/0xe4 [ 886.161147][ T4690] el0t_64_sync+0x1a0/0x1a4 executing program executing program executing program [ 886.539219][ T4697] loop4: detected capacity change from 0 to 32768 [ 886.555491][ T4697] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop4 scanned by syz-executor400 (4697) [ 886.582373][ T4697] BTRFS info (device loop4): using crc32c (crc32c-generic) checksum algorithm [ 886.593820][ T4697] BTRFS warning (device loop4): the 'inode_cache' option is deprecated and has no effect since 5.11 [ 886.604410][ T4697] BTRFS warning (device loop4): the 'inode_cache' option is deprecated and has no effect since 5.11 [ 886.617060][ T4697] BTRFS warning (device loop4): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 886.627377][ T4697] BTRFS info (device loop4): trying to use backup root at mount time [ 886.636389][ T4697] BTRFS info (device loop4): use zlib compression, level 3 [ 886.645061][ T4697] BTRFS info (device loop4): enabling ssd optimizations [ 886.653466][ T4697] BTRFS info (device loop4): using spread ssd allocation scheme [ 886.659683][ T4697] BTRFS info (device loop4): using free space tree [ 886.671304][ T4697] BTRFS info (device loop4): has skinny extents [ 886.855653][ T4714] loop0: detected capacity change from 0 to 32768 [ 886.864391][ T4721] loop1: detected capacity change from 0 to 32768 [ 886.871792][ T4714] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz-executor400 (4714) [ 886.896783][ T4721] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz-executor400 (4721) [ 886.905595][ T4697] FAULT_INJECTION: forcing a failure. [ 886.905595][ T4697] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 886.908575][ T4697] CPU: 0 PID: 4697 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 886.910372][ T4697] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 886.912645][ T4697] Call trace: [ 886.913388][ T4697] dump_backtrace+0x0/0x530 [ 886.914353][ T4697] show_stack+0x2c/0x3c [ 886.915214][ T4697] dump_stack_lvl+0x108/0x170 [ 886.916271][ T4697] dump_stack+0x1c/0x58 [ 886.917180][ T4697] should_fail+0x400/0x5cc [ 886.918217][ T4697] should_fail_alloc_page+0x74/0xa8 [ 886.919414][ T4697] prepare_alloc_pages+0x160/0x4cc [ 886.920082][ T4719] loop3: detected capacity change from 0 to 32768 [ 886.920595][ T4697] __alloc_pages+0x138/0x674 [ 886.923067][ T4697] alloc_pages+0x390/0x634 [ 886.923998][ T4697] __page_cache_alloc+0x78/0x524 [ 886.925043][ T4697] pagecache_get_page+0xa1c/0xd94 [ 886.926179][ T4697] prepare_pages+0x11c/0x344 [ 886.927211][ T4697] btrfs_buffered_write+0x594/0xe6c [ 886.927825][ T4719] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz-executor400 (4719) [ 886.928313][ T4697] btrfs_file_write_iter+0x198/0xad8 [ 886.931986][ T4697] do_iter_readv_writev+0x420/0x5f8 [ 886.933174][ T4697] do_iter_write+0x1b8/0x664 [ 886.934140][ T4697] do_pwritev+0x1ec/0x334 [ 886.935037][ T4697] __arm64_sys_pwritev2+0xd4/0x108 [ 886.936103][ T4697] invoke_syscall+0x98/0x2b8 [ 886.937233][ T4697] el0_svc_common+0x138/0x258 [ 886.938287][ T4697] do_el0_svc+0x58/0x14c [ 886.939197][ T4697] el0_svc+0x7c/0x1f0 [ 886.940073][ T4697] el0t_64_sync_handler+0x84/0xe4 [ 886.941172][ T4697] el0t_64_sync+0x1a0/0x1a4 [ 887.111974][ T4717] loop5: detected capacity change from 0 to 32768 [ 887.124189][ T4717] BTRFS warning: duplicate device /dev/loop5 devid 1 generation 8 scanned by syz-executor400 (4717) [ 887.136335][ T4717] FAULT_INJECTION: forcing a failure. [ 887.136335][ T4717] name failslab, interval 1, probability 0, space 0, times 0 [ 887.151695][ T4717] CPU: 0 PID: 4717 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 887.153535][ T4717] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 887.155707][ T4717] Call trace: [ 887.156459][ T4717] dump_backtrace+0x0/0x530 [ 887.157472][ T4717] show_stack+0x2c/0x3c [ 887.158348][ T4717] dump_stack_lvl+0x108/0x170 [ 887.159341][ T4717] dump_stack+0x1c/0x58 [ 887.160201][ T4717] should_fail+0x400/0x5cc [ 887.161113][ T4717] __should_failslab+0xbc/0x110 [ 887.162209][ T4717] should_failslab+0x10/0x28 [ 887.163251][ T4717] slab_pre_alloc_hook+0x64/0xe8 [ 887.164395][ T4717] kmem_cache_alloc+0x98/0x45c [ 887.165501][ T4717] jbd2__journal_start+0x158/0x7b4 [ 887.166620][ T4717] __ext4_journal_start_sb+0x358/0x70c [ 887.167848][ T4717] ext4_dirty_inode+0x9c/0x100 [ 887.168883][ T4717] __mark_inode_dirty+0x2b0/0x10f4 [ 887.169992][ T4717] generic_write_end+0x15c/0x238 [ 887.171038][ T4717] ext4_da_write_end+0x51c/0x930 [ 887.172155][ T4717] generic_perform_write+0x354/0x520 [ 887.173251][ T4717] ext4_buffered_write_iter+0x3fc/0x528 [ 887.174494][ T4717] ext4_file_write_iter+0x688/0x162c [ 887.175697][ T4717] do_iter_readv_writev+0x420/0x5f8 [ 887.176840][ T4717] do_iter_write+0x1b8/0x664 [ 887.177814][ T4717] do_pwritev+0x1ec/0x334 [ 887.178820][ T4717] __arm64_sys_pwritev2+0xd4/0x108 [ 887.179956][ T4717] invoke_syscall+0x98/0x2b8 [ 887.180992][ T4717] el0_svc_common+0x138/0x258 [ 887.182071][ T4717] do_el0_svc+0x58/0x14c [ 887.183055][ T4717] el0_svc+0x7c/0x1f0 [ 887.183983][ T4717] el0t_64_sync_handler+0x84/0xe4 [ 887.185011][ T4717] el0t_64_sync+0x1a0/0x1a4 [ 887.221997][ T4721] FAULT_INJECTION: forcing a failure. [ 887.221997][ T4721] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 887.225097][ T4721] CPU: 0 PID: 4721 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 887.226953][ T4721] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 887.229061][ T4721] Call trace: [ 887.229764][ T4721] dump_backtrace+0x0/0x530 [ 887.230760][ T4721] show_stack+0x2c/0x3c [ 887.231696][ T4721] dump_stack_lvl+0x108/0x170 [ 887.232719][ T4721] dump_stack+0x1c/0x58 [ 887.233624][ T4721] should_fail+0x400/0x5cc [ 887.234623][ T4721] should_fail_usercopy+0x20/0x30 [ 887.235843][ T4721] copy_page_from_iter_atomic+0x3c8/0xffc [ 887.237046][ T4721] generic_perform_write+0x2d0/0x520 [ 887.238224][ T4721] ext4_buffered_write_iter+0x3fc/0x528 [ 887.239435][ T4721] ext4_file_write_iter+0x688/0x162c [ 887.240568][ T4721] do_iter_readv_writev+0x420/0x5f8 [ 887.241704][ T4721] do_iter_write+0x1b8/0x664 [ 887.242652][ T4721] do_pwritev+0x1ec/0x334 [ 887.243705][ T4721] __arm64_sys_pwritev2+0xd4/0x108 [ 887.244900][ T4721] invoke_syscall+0x98/0x2b8 [ 887.245922][ T4721] el0_svc_common+0x138/0x258 [ 887.247026][ T4721] do_el0_svc+0x58/0x14c [ 887.247900][ T4721] el0_svc+0x7c/0x1f0 [ 887.248789][ T4721] el0t_64_sync_handler+0x84/0xe4 [ 887.249844][ T4721] el0t_64_sync+0x1a0/0x1a4 [ 887.260494][ T4714] FAULT_INJECTION: forcing a failure. [ 887.260494][ T4714] name failslab, interval 1, probability 0, space 0, times 0 [ 887.267267][ T4714] CPU: 0 PID: 4714 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 887.269141][ T4714] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 887.271481][ T4714] Call trace: [ 887.272200][ T4714] dump_backtrace+0x0/0x530 [ 887.273164][ T4714] show_stack+0x2c/0x3c [ 887.274130][ T4714] dump_stack_lvl+0x108/0x170 [ 887.275247][ T4714] dump_stack+0x1c/0x58 [ 887.276185][ T4714] should_fail+0x400/0x5cc [ 887.277166][ T4714] __should_failslab+0xbc/0x110 [ 887.278183][ T4714] should_failslab+0x10/0x28 [ 887.279212][ T4714] slab_pre_alloc_hook+0x64/0xe8 [ 887.280252][ T4714] kmem_cache_alloc+0x98/0x45c [ 887.281278][ T4714] jbd2__journal_start+0x158/0x7b4 [ 887.282417][ T4714] __ext4_journal_start_sb+0x358/0x70c [ 887.283708][ T4714] ext4_dirty_inode+0x9c/0x100 [ 887.284750][ T4714] __mark_inode_dirty+0x2b0/0x10f4 [ 887.285787][ T4714] generic_write_end+0x15c/0x238 [ 887.286832][ T4714] ext4_da_write_end+0x51c/0x930 [ 887.287893][ T4714] generic_perform_write+0x354/0x520 [ 887.289082][ T4714] ext4_buffered_write_iter+0x3fc/0x528 [ 887.290397][ T4714] ext4_file_write_iter+0x688/0x162c [ 887.291511][ T4714] do_iter_readv_writev+0x420/0x5f8 [ 887.292688][ T4714] do_iter_write+0x1b8/0x664 [ 887.293663][ T4714] do_pwritev+0x1ec/0x334 [ 887.294646][ T4714] __arm64_sys_pwritev2+0xd4/0x108 [ 887.295786][ T4714] invoke_syscall+0x98/0x2b8 [ 887.296777][ T4714] el0_svc_common+0x138/0x258 [ 887.297750][ T4714] do_el0_svc+0x58/0x14c [ 887.298671][ T4714] el0_svc+0x7c/0x1f0 [ 887.299579][ T4714] el0t_64_sync_handler+0x84/0xe4 [ 887.300697][ T4714] el0t_64_sync+0x1a0/0x1a4 executing program executing program [ 887.382595][ T4180] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop5 scanned by udevd (4180) [ 887.397037][ T4719] FAULT_INJECTION: forcing a failure. [ 887.397037][ T4719] name failslab, interval 1, probability 0, space 0, times 0 [ 887.399783][ T4719] CPU: 1 PID: 4719 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 887.401659][ T4719] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 887.403839][ T4719] Call trace: [ 887.404558][ T4719] dump_backtrace+0x0/0x530 [ 887.405516][ T4719] show_stack+0x2c/0x3c [ 887.406438][ T4719] dump_stack_lvl+0x108/0x170 [ 887.407474][ T4719] dump_stack+0x1c/0x58 [ 887.408390][ T4719] should_fail+0x400/0x5cc [ 887.409305][ T4719] __should_failslab+0xbc/0x110 [ 887.410361][ T4719] should_failslab+0x10/0x28 [ 887.411324][ T4719] slab_pre_alloc_hook+0x64/0xe8 [ 887.412429][ T4719] kmem_cache_alloc+0x98/0x45c [ 887.413416][ T4719] jbd2__journal_start+0x158/0x7b4 [ 887.414526][ T4719] __ext4_journal_start_sb+0x358/0x70c [ 887.415740][ T4719] ext4_dirty_inode+0x9c/0x100 [ 887.416842][ T4719] __mark_inode_dirty+0x2b0/0x10f4 [ 887.417977][ T4719] generic_write_end+0x15c/0x238 [ 887.419106][ T4719] ext4_da_write_end+0x51c/0x930 [ 887.420182][ T4719] generic_perform_write+0x354/0x520 [ 887.421288][ T4719] ext4_buffered_write_iter+0x3fc/0x528 [ 887.422466][ T4719] ext4_file_write_iter+0x688/0x162c [ 887.423674][ T4719] do_iter_readv_writev+0x420/0x5f8 [ 887.424841][ T4719] do_iter_write+0x1b8/0x664 [ 887.425915][ T4719] do_pwritev+0x1ec/0x334 [ 887.426878][ T4719] __arm64_sys_pwritev2+0xd4/0x108 [ 887.428004][ T4719] invoke_syscall+0x98/0x2b8 [ 887.429048][ T4719] el0_svc_common+0x138/0x258 [ 887.430067][ T4719] do_el0_svc+0x58/0x14c [ 887.430982][ T4719] el0_svc+0x7c/0x1f0 [ 887.431765][ T4719] el0t_64_sync_handler+0x84/0xe4 [ 887.432803][ T4719] el0t_64_sync+0x1a0/0x1a4 executing program executing program [ 887.484671][ T4723] loop2: detected capacity change from 0 to 32768 [ 887.504075][ T4723] BTRFS info (device loop2): using crc32c (crc32c-generic) checksum algorithm [ 887.505987][ T4723] BTRFS warning (device loop2): the 'inode_cache' option is deprecated and has no effect since 5.11 [ 887.508289][ T4723] BTRFS warning (device loop2): the 'inode_cache' option is deprecated and has no effect since 5.11 [ 887.510487][ T4723] BTRFS warning (device loop2): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 887.529389][ T4723] BTRFS info (device loop2): trying to use backup root at mount time [ 887.531286][ T4723] BTRFS info (device loop2): use zlib compression, level 3 [ 887.532918][ T4723] BTRFS info (device loop2): enabling ssd optimizations [ 887.534330][ T4723] BTRFS info (device loop2): using spread ssd allocation scheme [ 887.535854][ T4723] BTRFS info (device loop2): using free space tree [ 887.537275][ T4723] BTRFS info (device loop2): has skinny extents executing program [ 887.819223][ T4754] loop3: detected capacity change from 0 to 32768 [ 887.831053][ T4754] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz-executor400 (4754) [ 887.858202][ T4723] FAULT_INJECTION: forcing a failure. [ 887.858202][ T4723] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 887.893133][ T4723] CPU: 0 PID: 4723 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 887.895013][ T4723] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 887.897284][ T4723] Call trace: [ 887.898066][ T4723] dump_backtrace+0x0/0x530 [ 887.899100][ T4723] show_stack+0x2c/0x3c [ 887.900009][ T4723] dump_stack_lvl+0x108/0x170 [ 887.901054][ T4723] dump_stack+0x1c/0x58 [ 887.902006][ T4723] should_fail+0x400/0x5cc [ 887.903010][ T4723] should_fail_alloc_page+0x74/0xa8 [ 887.904137][ T4723] prepare_alloc_pages+0x160/0x4cc [ 887.905250][ T4723] __alloc_pages+0x138/0x674 [ 887.906283][ T4723] alloc_pages+0x390/0x634 [ 887.907205][ T4723] __page_cache_alloc+0x78/0x524 [ 887.908332][ T4723] pagecache_get_page+0xa1c/0xd94 [ 887.909439][ T4723] prepare_pages+0x11c/0x344 [ 887.910383][ T4723] btrfs_buffered_write+0x594/0xe6c [ 887.911540][ T4723] btrfs_file_write_iter+0x198/0xad8 [ 887.912688][ T4723] do_iter_readv_writev+0x420/0x5f8 [ 887.913858][ T4723] do_iter_write+0x1b8/0x664 [ 887.914908][ T4723] do_pwritev+0x1ec/0x334 [ 887.915897][ T4723] __arm64_sys_pwritev2+0xd4/0x108 [ 887.917020][ T4723] invoke_syscall+0x98/0x2b8 [ 887.918049][ T4723] el0_svc_common+0x138/0x258 [ 887.918924][ T4723] do_el0_svc+0x58/0x14c [ 887.919823][ T4723] el0_svc+0x7c/0x1f0 [ 887.920697][ T4723] el0t_64_sync_handler+0x84/0xe4 [ 887.921738][ T4723] el0t_64_sync+0x1a0/0x1a4 [ 888.145750][ T4754] FAULT_INJECTION: forcing a failure. [ 888.145750][ T4754] name failslab, interval 1, probability 0, space 0, times 0 [ 888.148403][ T4754] CPU: 0 PID: 4754 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 888.150212][ T4754] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 888.152404][ T4754] Call trace: [ 888.153128][ T4754] dump_backtrace+0x0/0x530 [ 888.154073][ T4754] show_stack+0x2c/0x3c [ 888.154998][ T4754] dump_stack_lvl+0x108/0x170 [ 888.155987][ T4754] dump_stack+0x1c/0x58 [ 888.156855][ T4754] should_fail+0x400/0x5cc [ 888.157788][ T4754] __should_failslab+0xbc/0x110 [ 888.158814][ T4754] should_failslab+0x10/0x28 [ 888.159851][ T4754] slab_pre_alloc_hook+0x64/0xe8 [ 888.160978][ T4754] kmem_cache_alloc+0x98/0x45c [ 888.162158][ T4754] jbd2__journal_start+0x158/0x7b4 [ 888.163250][ T4754] __ext4_journal_start_sb+0x358/0x70c [ 888.164352][ T4754] ext4_dirty_inode+0x9c/0x100 [ 888.165444][ T4754] __mark_inode_dirty+0x2b0/0x10f4 [ 888.166594][ T4754] generic_write_end+0x15c/0x238 [ 888.167733][ T4754] ext4_da_write_end+0x51c/0x930 [ 888.168928][ T4754] generic_perform_write+0x354/0x520 [ 888.170085][ T4754] ext4_buffered_write_iter+0x3fc/0x528 [ 888.171362][ T4754] ext4_file_write_iter+0x688/0x162c [ 888.172560][ T4754] do_iter_readv_writev+0x420/0x5f8 [ 888.173809][ T4754] do_iter_write+0x1b8/0x664 [ 888.174881][ T4754] do_pwritev+0x1ec/0x334 [ 888.175857][ T4754] __arm64_sys_pwritev2+0xd4/0x108 [ 888.177032][ T4754] invoke_syscall+0x98/0x2b8 [ 888.178072][ T4754] el0_svc_common+0x138/0x258 [ 888.179109][ T4754] do_el0_svc+0x58/0x14c [ 888.180052][ T4754] el0_svc+0x7c/0x1f0 [ 888.180894][ T4754] el0t_64_sync_handler+0x84/0xe4 [ 888.181986][ T4754] el0t_64_sync+0x1a0/0x1a4 executing program [ 888.225577][ T4745] loop1: detected capacity change from 0 to 32768 [ 888.232273][ T4745] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop1 scanned by syz-executor400 (4745) [ 888.256136][ T4745] BTRFS info (device loop1): using crc32c (crc32c-generic) checksum algorithm [ 888.259398][ T4745] BTRFS warning (device loop1): the 'inode_cache' option is deprecated and has no effect since 5.11 [ 888.265487][ T4745] BTRFS warning (device loop1): the 'inode_cache' option is deprecated and has no effect since 5.11 [ 888.270272][ T4745] BTRFS warning (device loop1): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 888.276476][ T4745] BTRFS info (device loop1): trying to use backup root at mount time [ 888.281038][ T4745] BTRFS info (device loop1): use zlib compression, level 3 [ 888.282737][ T4258] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 10 scanned by udevd (4258) [ 888.286146][ T4745] BTRFS info (device loop1): enabling ssd optimizations [ 888.290105][ T4745] BTRFS info (device loop1): using spread ssd allocation scheme [ 888.296816][ T4745] BTRFS info (device loop1): using free space tree [ 888.301849][ T4745] BTRFS info (device loop1): has skinny extents executing program [ 888.458840][ T4743] loop5: detected capacity change from 0 to 32768 [ 888.484162][ T4743] BTRFS warning: duplicate device /dev/loop5 devid 1 generation 8 scanned by syz-executor400 (4743) [ 888.528188][ T4772] loop2: detected capacity change from 0 to 32768 [ 888.536089][ T4772] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz-executor400 (4772) [ 888.539147][ T4750] loop4: detected capacity change from 0 to 32768 [ 888.549344][ T4745] FAULT_INJECTION: forcing a failure. [ 888.549344][ T4745] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 888.550765][ T4750] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz-executor400 (4750) [ 888.562081][ T4745] CPU: 0 PID: 4745 Comm: syz-executor400 Not tainted 5.15.123-syzkaller #0 [ 888.563922][ T4745] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 888.566161][ T4745] Call trace: [ 888.566889][ T4745] dump_backtrace+0x0/0x530 [ 888.567925][ T4745] show_stack+0x2c/0x3c [ 888.568807][ T4745] dump_stack_lvl+0x108/0x170 [ 888.569821][ T4745] dump_stack+0x1c/0x58 [ 888.570667][ T4745] should_fail+0x400/0x5cc [ 888.571640][ T4745] should_fail_alloc_page+0x74/0xa8 [ 888.572852][ T4745] prepare_alloc_pages+0x160/0x4cc [ 888.574051][ T4745] __alloc_pages+0x138/0x674 [ 888.574962][ T4745] alloc_pages+0x390/0x634 [ 888.575963][ T4745] __page_cache_alloc+0x78/0x524 [ 888.577144][ T4745] pagecache_get_page+0xa1c/0xd94 [ 888.578209][ T4745] prepare_pages+0x11c/0x344 [ 888.579233][ T4745] btrfs_buffered_write+0x594/0xe6c [ 888.580274][ T4745] btrfs_file_write_iter+0x198/0xad8 [ 888.581437][ T4745] do_iter_readv_writev+0x420/0x5f8 [ 888.582663][ T4745] do_iter_write+0x1b8/0x664 [ 888.583654][ T4745] do_pwritev+0x1ec/0x334 [ 888.584642][ T4745] __arm64_sys_pwritev2+0xd4/0x108 [ 888.585773][ T4745] invoke_syscall+0x98/0x2b8 [ 888.586705][ T4745] el0_svc_common+0x138/0x258 [ 888.587763][ T4745] do_el0_svc+0x58/0x14c [ 888.588717][ T4745] el0_svc+0x7c/0x1f0 [ 888.589602][ T4745] el0t_64_sync_handler+0x84/0xe4 [ 888.590797][ T4745] el0t_64_sync+0x1a0/0x1a4 [ 888.649663][ T4748] loop0: detected capacity change from 0 to 32768 [ 888.662585][ T4748] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz-executor400 (4748)