Warning: Permanently added '10.128.0.35' (ED25519) to the list of known hosts. 1970/01/01 00:00:25 ignoring optional flag "sandboxArg"="0" 1970/01/01 00:00:25 parsed 1 programs [ 26.982637][ T4326] cgroup: Unknown subsys name 'net' [ 27.218232][ T4326] cgroup: Unknown subsys name 'rlimit' [ 27.516865][ T4326] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 32.195869][ T4336] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 32.197511][ T4336] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 32.198875][ T4336] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 32.200372][ T4336] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 32.201748][ T4336] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 32.202996][ T4336] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 32.632256][ T39] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 32.633504][ T39] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 32.635430][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 32.643125][ T39] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 32.644376][ T39] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 32.646277][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 33.257692][ T4385] chnl_net:caif_netlink_parms(): no params data found [ 33.277857][ T4385] bridge0: port 1(bridge_slave_0) entered blocking state [ 33.279092][ T4385] bridge0: port 1(bridge_slave_0) entered disabled state [ 33.280668][ T4385] device bridge_slave_0 entered promiscuous mode [ 33.282685][ T4385] bridge0: port 2(bridge_slave_1) entered blocking state [ 33.283836][ T4385] bridge0: port 2(bridge_slave_1) entered disabled state [ 33.285197][ T4385] device bridge_slave_1 entered promiscuous mode [ 33.291984][ T4385] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 33.294642][ T4385] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 33.304687][ T4385] team0: Port device team_slave_0 added [ 33.306473][ T4385] team0: Port device team_slave_1 added [ 33.312184][ T4385] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 33.313269][ T4385] 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. [ 33.318072][ T4385] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 33.320558][ T4385] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 33.321604][ T4385] 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. [ 33.326027][ T4385] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 33.357139][ T4385] device hsr_slave_0 entered promiscuous mode [ 33.395893][ T4385] device hsr_slave_1 entered promiscuous mode [ 33.466438][ T4385] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 33.506702][ T4385] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 33.578877][ T4385] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 33.626696][ T4385] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 33.697330][ T4385] 8021q: adding VLAN 0 to HW filter on device bond0 [ 33.700898][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 33.702588][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 33.705331][ T4385] 8021q: adding VLAN 0 to HW filter on device team0 [ 33.717740][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 33.719271][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 33.720715][ T39] bridge0: port 1(bridge_slave_0) entered blocking state [ 33.722031][ T39] bridge0: port 1(bridge_slave_0) entered forwarding state [ 33.723756][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 33.726737][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 33.728363][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 33.729984][ T302] bridge0: port 2(bridge_slave_1) entered blocking state [ 33.731118][ T302] bridge0: port 2(bridge_slave_1) entered forwarding state [ 33.733423][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 33.736667][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 33.739056][ T4415] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 33.740893][ T4415] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 33.742694][ T4415] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 33.745126][ T4415] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 33.746811][ T4415] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 33.749493][ T4415] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 33.750856][ T4415] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 33.753293][ T4415] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 33.754855][ T4415] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 33.758290][ T4385] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 33.811147][ T4415] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 33.812485][ T4415] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 33.815361][ T4385] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 33.821709][ T4415] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 33.823262][ T4415] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 33.838809][ T4415] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 33.840550][ T4415] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 33.842203][ T4415] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 33.843527][ T4415] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 33.845683][ T4385] device veth0_vlan entered promiscuous mode [ 33.849290][ T4385] device veth1_vlan entered promiscuous mode [ 33.855428][ T4415] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 33.857225][ T4415] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 33.858539][ T4415] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 33.860120][ T4415] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 33.862370][ T4385] device veth0_macvtap entered promiscuous mode [ 33.864474][ T4385] device veth1_macvtap entered promiscuous mode [ 33.869565][ T4385] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 33.870823][ T4415] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 33.872246][ T4415] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 33.873724][ T4415] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 33.875161][ T4415] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 33.878676][ T4385] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 33.879940][ T4415] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 33.881390][ T4415] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 33.883586][ T4385] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 33.884886][ T4385] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 33.887072][ T4385] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 33.888346][ T4385] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:00:34 executed programs: 0 [ 34.464593][ T47] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 34.466594][ T47] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 34.468064][ T47] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 34.469584][ T47] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 34.470967][ T47] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 34.472242][ T47] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 34.795471][ T4430] chnl_net:caif_netlink_parms(): no params data found [ 34.851319][ T4430] bridge0: port 1(bridge_slave_0) entered blocking state [ 34.852617][ T4430] bridge0: port 1(bridge_slave_0) entered disabled state [ 34.854158][ T4430] device bridge_slave_0 entered promiscuous mode [ 34.856163][ T4430] bridge0: port 2(bridge_slave_1) entered blocking state [ 34.857261][ T4430] bridge0: port 2(bridge_slave_1) entered disabled state [ 34.858716][ T4430] device bridge_slave_1 entered promiscuous mode [ 34.865173][ T4430] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 34.867626][ T4430] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 34.874678][ T4430] team0: Port device team_slave_0 added [ 34.877526][ T4430] team0: Port device team_slave_1 added [ 35.055968][ T4430] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 35.057071][ T4430] 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. [ 35.061422][ T4430] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 35.137088][ T4430] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 35.138302][ T4430] 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. [ 35.142139][ T4430] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 35.368531][ T4430] device hsr_slave_0 entered promiscuous mode [ 35.405936][ T4430] device hsr_slave_1 entered promiscuous mode [ 35.445834][ T4430] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 35.447081][ T4430] Cannot create hsr debugfs directory [ 35.536906][ T4430] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 36.486106][ T47] Bluetooth: hci0: command 0x0409 tx timeout [ 38.565742][ T47] Bluetooth: hci0: command 0x041b tx timeout [ 38.616843][ T4430] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 39.596801][ T4430] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 39.708121][ T4430] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 39.877771][ T4430] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 39.978450][ T4430] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 40.088557][ T4430] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 40.167989][ T4430] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 40.234217][ T4430] 8021q: adding VLAN 0 to HW filter on device bond0 [ 40.310243][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 40.311659][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 40.314150][ T4430] 8021q: adding VLAN 0 to HW filter on device team0 [ 40.316475][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 40.318116][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 40.319563][ T302] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.320684][ T302] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.322170][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 40.324503][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 40.326605][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 40.328074][ T302] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.329283][ T302] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.331823][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 40.334206][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 40.337157][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 40.338908][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 40.340525][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 40.343010][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 40.344640][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 40.350065][ T4430] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 40.351820][ T4430] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 40.355504][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 40.357370][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 40.358837][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 40.360256][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 40.361702][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 40.365353][ T9] device hsr_slave_0 left promiscuous mode [ 40.395972][ T9] device hsr_slave_1 left promiscuous mode [ 40.485832][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 40.487099][ T9] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 40.488647][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 40.489867][ T9] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 40.491301][ T9] device bridge_slave_1 left promiscuous mode [ 40.492451][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.546313][ T9] device bridge_slave_0 left promiscuous mode [ 40.547319][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.645731][ T4336] Bluetooth: hci0: command 0x040f tx timeout [ 40.666037][ T9] device veth1_macvtap left promiscuous mode [ 40.667227][ T9] device veth0_macvtap left promiscuous mode [ 40.668322][ T9] device veth1_vlan left promiscuous mode [ 40.669371][ T9] device veth0_vlan left promiscuous mode [ 42.386677][ T9] team0 (unregistering): Port device team_slave_1 removed [ 42.586323][ T9] team0 (unregistering): Port device team_slave_0 removed [ 42.725737][ T47] Bluetooth: hci0: command 0x0419 tx timeout [ 42.756039][ T9] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 42.996543][ T9] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 45.396500][ T9] bond0 (unregistering): Released all slaves [ 45.643545][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 45.644830][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 45.649435][ T4430] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 45.654667][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 45.657268][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 45.662899][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 45.664284][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 45.666322][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 45.667696][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 45.669823][ T4430] device veth0_vlan entered promiscuous mode [ 45.672894][ T4430] device veth1_vlan entered promiscuous mode [ 45.679698][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 45.681091][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 45.682550][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 45.683872][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 45.686891][ T4430] device veth0_macvtap entered promiscuous mode [ 45.689519][ T4430] device veth1_macvtap entered promiscuous mode [ 45.693883][ T4430] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 45.695150][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 45.696887][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 45.698392][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 45.699837][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 45.702542][ T4430] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 45.703683][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 45.705150][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 45.707747][ T4430] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 45.709192][ T4430] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 45.710606][ T4430] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 45.712082][ T4430] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 45.731474][ T302] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 45.732864][ T302] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 45.734397][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 45.741524][ T302] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 45.742837][ T302] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 45.744352][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 45.775261][ T4459] loop0: detected capacity change from 0 to 64 1970/01/01 00:00:45 executed programs: 2 [ 45.784991][ T4459] FAULT_INJECTION: forcing a failure. [ 45.784991][ T4459] name fail_usercopy, interval 1, probability 0, space 0, times 1 [ 45.787107][ T4459] CPU: 1 PID: 4459 Comm: syz.0.17 Not tainted 6.1.147-syzkaller #0 [ 45.788267][ T4459] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/18/2025 [ 45.789769][ T4459] Call trace: [ 45.790364][ T4459] dump_backtrace+0x1c8/0x1f4 [ 45.791113][ T4459] show_stack+0x2c/0x3c [ 45.791818][ T4459] __dump_stack+0x30/0x40 [ 45.792564][ T4459] dump_stack_lvl+0xf8/0x160 [ 45.793330][ T4459] dump_stack+0x1c/0x5c [ 45.794020][ T4459] should_fail_ex+0x3c4/0x520 [ 45.794777][ T4459] should_fail+0x14/0x24 [ 45.795516][ T4459] should_fail_usercopy+0x20/0x30 [ 45.796416][ T4459] copy_page_from_iter_atomic+0x364/0x1240 [ 45.797404][ T4459] generic_perform_write+0x2b0/0x4b0 [ 45.798242][ T4459] __generic_file_write_iter+0x168/0x37c [ 45.799220][ T4459] generic_file_write_iter+0xb4/0x2b0 [ 45.800120][ T4459] vfs_write+0x5ac/0x7c4 [ 45.800842][ T4459] ksys_write+0x120/0x210 [ 45.801583][ T4459] __arm64_sys_write+0x7c/0x90 [ 45.802332][ T4459] invoke_syscall+0x98/0x2bc [ 45.803101][ T4459] el0_svc_common+0x138/0x258 [ 45.803876][ T4459] do_el0_svc+0x58/0x13c [ 45.804622][ T4459] el0_svc+0x58/0x138 [ 45.805330][ T4459] el0t_64_sync_handler+0x84/0xf0 [ 45.806199][ T4459] el0t_64_sync+0x18c/0x190 [ 45.814558][ T11] kworker/u4:1: attempt to access beyond end of device [ 45.814558][ T11] loop0: rw=1, sector=65, nr_sectors = 1 limit=64 [ 45.817875][ T11] Buffer I/O error on dev loop0, logical block 65, lost async page write [ 45.819298][ T11] kworker/u4:1: attempt to access beyond end of device [ 45.819298][ T11] loop0: rw=1, sector=66, nr_sectors = 1 limit=64 [ 45.821430][ T11] Buffer I/O error on dev loop0, logical block 66, lost async page write [ 45.822802][ T11] kworker/u4:1: attempt to access beyond end of device [ 45.822802][ T11] loop0: rw=1, sector=67, nr_sectors = 1 limit=64 [ 45.824954][ T11] Buffer I/O error on dev loop0, logical block 67, lost async page write [ 45.826381][ T11] kworker/u4:1: attempt to access beyond end of device [ 45.826381][ T11] loop0: rw=1, sector=68, nr_sectors = 1 limit=64 [ 45.828457][ T11] Buffer I/O error on dev loop0, logical block 68, lost async page write [ 45.829927][ T11] kworker/u4:1: attempt to access beyond end of device [ 45.829927][ T11] loop0: rw=1, sector=72, nr_sectors = 1 limit=64 [ 45.832116][ T11] Buffer I/O error on dev loop0, logical block 72, lost async page write [ 45.833534][ T11] kworker/u4:1: attempt to access beyond end of device [ 45.833534][ T11] loop0: rw=1, sector=73, nr_sectors = 1 limit=64 [ 45.835614][ T11] Buffer I/O error on dev loop0, logical block 73, lost async page write [ 45.837278][ T11] kworker/u4:1: attempt to access beyond end of device [ 45.837278][ T11] loop0: rw=1, sector=76, nr_sectors = 1 limit=64 [ 45.839420][ T11] Buffer I/O error on dev loop0, logical block 76, lost async page write [ 45.840916][ T11] kworker/u4:1: attempt to access beyond end of device [ 45.840916][ T11] loop0: rw=1, sector=77, nr_sectors = 1 limit=64 [ 45.843073][ T11] Buffer I/O error on dev loop0, logical block 77, lost async page write [ 45.844833][ T11] kworker/u4:1: attempt to access beyond end of device [ 45.844833][ T11] loop0: rw=1, sector=78, nr_sectors = 363 limit=64 [ 45.859248][ T4460] loop0: detected capacity change from 0 to 64 [ 45.870056][ T268] kworker/u4:3: attempt to access beyond end of device [ 45.870056][ T268] loop0: rw=1, sector=65, nr_sectors = 1 limit=64 [ 45.872170][ T268] Buffer I/O error on dev loop0, logical block 65, lost async page write [ 45.873636][ T268] Buffer I/O error on dev loop0, logical block 66, lost async page write [ 45.892813][ T4461] loop0: detected capacity change from 0 to 64 [ 45.900980][ T4461] FAULT_INJECTION: forcing a failure. [ 45.900980][ T4461] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 45.903272][ T4461] CPU: 0 PID: 4461 Comm: syz.0.19 Not tainted 6.1.147-syzkaller #0 [ 45.904507][ T4461] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/18/2025 [ 45.906073][ T4461] Call trace: [ 45.906648][ T4461] dump_backtrace+0x1c8/0x1f4 [ 45.907447][ T4461] show_stack+0x2c/0x3c [ 45.908202][ T4461] __dump_stack+0x30/0x40 [ 45.908945][ T4461] dump_stack_lvl+0xf8/0x160 [ 45.909733][ T4461] dump_stack+0x1c/0x5c [ 45.910446][ T4461] should_fail_ex+0x3c4/0x520 [ 45.911236][ T4461] should_fail_alloc_page+0x74/0xb8 [ 45.912089][ T4461] prepare_alloc_pages+0x1c0/0x504 [ 45.912985][ T4461] __alloc_pages+0x134/0x53c [ 45.913769][ T4461] alloc_pages+0x434/0x6f8 [ 45.914554][ T4461] folio_alloc+0x28/0x6c [ 45.915305][ T4461] filemap_alloc_folio+0xc4/0x428 [ 45.916148][ T4461] __filemap_get_folio+0x640/0xab0 [ 45.916959][ T4461] pagecache_get_page+0x3c/0x16c [ 45.917704][ T4461] grab_cache_page_write_begin+0x58/0x74 [ 45.918680][ T4461] cont_write_begin+0x4f8/0x780 [ 45.919534][ T4461] hfs_write_begin+0x98/0xe4 [ 45.920332][ T4461] generic_perform_write+0x230/0x4b0 [ 45.921241][ T4461] __generic_file_write_iter+0x168/0x37c [ 45.922162][ T4461] generic_file_write_iter+0xb4/0x2b0 [ 45.923021][ T4461] vfs_write+0x5ac/0x7c4 [ 45.923732][ T4461] ksys_write+0x120/0x210 [ 45.924460][ T4461] __arm64_sys_write+0x7c/0x90 [ 45.925260][ T4461] invoke_syscall+0x98/0x2bc [ 45.926018][ T4461] el0_svc_common+0x138/0x258 [ 45.926750][ T4461] do_el0_svc+0x58/0x13c [ 45.927408][ T4461] el0_svc+0x58/0x138 [ 45.928045][ T4461] el0t_64_sync_handler+0x84/0xf0 [ 45.928833][ T4461] el0t_64_sync+0x18c/0x190 [ 45.943200][ T4462] loop0: detected capacity change from 0 to 64 [ 45.950690][ T4462] FAULT_INJECTION: forcing a failure. [ 45.950690][ T4462] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 45.952810][ T4462] CPU: 1 PID: 4462 Comm: syz.0.20 Not tainted 6.1.147-syzkaller #0 [ 45.954061][ T4462] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/18/2025 [ 45.955661][ T4462] Call trace: [ 45.956214][ T4462] dump_backtrace+0x1c8/0x1f4 [ 45.957012][ T4462] show_stack+0x2c/0x3c [ 45.957688][ T4462] __dump_stack+0x30/0x40 [ 45.958427][ T4462] dump_stack_lvl+0xf8/0x160 [ 45.959183][ T4462] dump_stack+0x1c/0x5c [ 45.959811][ T4462] should_fail_ex+0x3c4/0x520 [ 45.960541][ T4462] should_fail+0x14/0x24 [ 45.961273][ T4462] should_fail_usercopy+0x20/0x30 [ 45.962080][ T4462] copy_page_from_iter_atomic+0x364/0x1240 [ 45.963075][ T4462] generic_perform_write+0x2b0/0x4b0 [ 45.963950][ T4462] __generic_file_write_iter+0x168/0x37c [ 45.964865][ T4462] generic_file_write_iter+0xb4/0x2b0 [ 45.965842][ T4462] vfs_write+0x5ac/0x7c4 [ 45.966535][ T4462] ksys_write+0x120/0x210 [ 45.967245][ T4462] __arm64_sys_write+0x7c/0x90 [ 45.968038][ T4462] invoke_syscall+0x98/0x2bc [ 45.968858][ T4462] el0_svc_common+0x138/0x258 [ 45.969719][ T4462] do_el0_svc+0x58/0x13c [ 45.970513][ T4462] el0_svc+0x58/0x138 [ 45.971158][ T4462] el0t_64_sync_handler+0x84/0xf0 [ 45.972007][ T4462] el0t_64_sync+0x18c/0x190 [ 45.992905][ T4463] loop0: detected capacity change from 0 to 64 [ 46.000899][ T4463] FAULT_INJECTION: forcing a failure. [ 46.000899][ T4463] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 46.002894][ T4463] CPU: 1 PID: 4463 Comm: syz.0.21 Not tainted 6.1.147-syzkaller #0 [ 46.004162][ T4463] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/18/2025 [ 46.005891][ T4463] Call trace: [ 46.006470][ T4463] dump_backtrace+0x1c8/0x1f4 [ 46.007242][ T4463] show_stack+0x2c/0x3c [ 46.007956][ T4463] __dump_stack+0x30/0x40 [ 46.008626][ T4463] dump_stack_lvl+0xf8/0x160 [ 46.009367][ T4463] dump_stack+0x1c/0x5c [ 46.010032][ T4463] should_fail_ex+0x3c4/0x520 [ 46.010796][ T4463] should_fail+0x14/0x24 [ 46.011496][ T4463] should_fail_usercopy+0x20/0x30 [ 46.012339][ T4463] copy_page_from_iter_atomic+0x364/0x1240 [ 46.013405][ T4463] generic_perform_write+0x2b0/0x4b0 [ 46.014285][ T4463] __generic_file_write_iter+0x168/0x37c [ 46.015220][ T4463] generic_file_write_iter+0xb4/0x2b0 [ 46.016131][ T4463] vfs_write+0x5ac/0x7c4 [ 46.016790][ T4463] ksys_write+0x120/0x210 [ 46.017514][ T4463] __arm64_sys_write+0x7c/0x90 [ 46.018267][ T4463] invoke_syscall+0x98/0x2bc [ 46.019047][ T4463] el0_svc_common+0x138/0x258 [ 46.019853][ T4463] do_el0_svc+0x58/0x13c [ 46.020613][ T4463] el0_svc+0x58/0x138 [ 46.021300][ T4463] el0t_64_sync_handler+0x84/0xf0 [ 46.022191][ T4463] el0t_64_sync+0x18c/0x190 [ 46.040778][ T4464] loop0: detected capacity change from 0 to 64 [ 46.044397][ T4464] FAULT_INJECTION: forcing a failure. [ 46.044397][ T4464] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 46.047743][ T4464] CPU: 0 PID: 4464 Comm: syz.0.22 Not tainted 6.1.147-syzkaller #0 [ 46.048927][ T4464] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/18/2025 [ 46.050502][ T4464] Call trace: [ 46.051017][ T4464] dump_backtrace+0x1c8/0x1f4 [ 46.051774][ T4464] show_stack+0x2c/0x3c [ 46.052447][ T4464] __dump_stack+0x30/0x40 [ 46.053174][ T4464] dump_stack_lvl+0xf8/0x160 [ 46.053951][ T4464] dump_stack+0x1c/0x5c [ 46.054643][ T4464] should_fail_ex+0x3c4/0x520 [ 46.055438][ T4464] should_fail_alloc_page+0x74/0xb8 [ 46.056338][ T4464] prepare_alloc_pages+0x1c0/0x504 [ 46.057215][ T4464] __alloc_pages+0x134/0x53c [ 46.057945][ T4464] alloc_pages+0x434/0x6f8 [ 46.058642][ T4464] folio_alloc+0x28/0x6c [ 46.059299][ T4464] filemap_alloc_folio+0xc4/0x428 [ 46.060066][ T4464] __filemap_get_folio+0x640/0xab0 [ 46.060920][ T4464] pagecache_get_page+0x3c/0x16c [ 46.061762][ T4464] grab_cache_page_write_begin+0x58/0x74 [ 46.062712][ T4464] cont_write_begin+0x4f8/0x780 [ 46.063556][ T4464] hfs_write_begin+0x98/0xe4 [ 46.064321][ T4464] generic_perform_write+0x230/0x4b0 [ 46.065260][ T4464] __generic_file_write_iter+0x168/0x37c [ 46.066156][ T4464] generic_file_write_iter+0xb4/0x2b0 [ 46.067022][ T4464] vfs_write+0x5ac/0x7c4 [ 46.067745][ T4464] ksys_write+0x120/0x210 [ 46.068403][ T4464] __arm64_sys_write+0x7c/0x90 [ 46.069182][ T4464] invoke_syscall+0x98/0x2bc [ 46.069945][ T4464] el0_svc_common+0x138/0x258 [ 46.070716][ T4464] do_el0_svc+0x58/0x13c [ 46.071370][ T4464] el0_svc+0x58/0x138 [ 46.071974][ T4464] el0t_64_sync_handler+0x84/0xf0 [ 46.072809][ T4464] el0t_64_sync+0x18c/0x190 [ 46.085580][ T4465] loop0: detected capacity change from 0 to 64 [ 46.093979][ T4465] FAULT_INJECTION: forcing a failure. [ 46.093979][ T4465] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 46.096076][ T4465] CPU: 1 PID: 4465 Comm: syz.0.23 Not tainted 6.1.147-syzkaller #0 [ 46.097282][ T4465] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/18/2025 [ 46.098849][ T4465] Call trace: [ 46.099396][ T4465] dump_backtrace+0x1c8/0x1f4 [ 46.100167][ T4465] show_stack+0x2c/0x3c [ 46.100844][ T4465] __dump_stack+0x30/0x40 [ 46.101529][ T4465] dump_stack_lvl+0xf8/0x160 [ 46.102272][ T4465] dump_stack+0x1c/0x5c [ 46.102972][ T4465] should_fail_ex+0x3c4/0x520 [ 46.103777][ T4465] should_fail+0x14/0x24 [ 46.104521][ T4465] should_fail_usercopy+0x20/0x30 [ 46.105336][ T4465] copy_page_from_iter_atomic+0x364/0x1240 [ 46.106378][ T4465] generic_perform_write+0x2b0/0x4b0 [ 46.107206][ T4465] __generic_file_write_iter+0x168/0x37c [ 46.108095][ T4465] generic_file_write_iter+0xb4/0x2b0 [ 46.108960][ T4465] vfs_write+0x5ac/0x7c4 [ 46.109671][ T4465] ksys_write+0x120/0x210 [ 46.110368][ T4465] __arm64_sys_write+0x7c/0x90 [ 46.111134][ T4465] invoke_syscall+0x98/0x2bc [ 46.111832][ T4465] el0_svc_common+0x138/0x258 [ 46.112638][ T4465] do_el0_svc+0x58/0x13c [ 46.113438][ T4465] el0_svc+0x58/0x138 [ 46.114093][ T4465] el0t_64_sync_handler+0x84/0xf0 [ 46.114965][ T4465] el0t_64_sync+0x18c/0x190 [ 46.134111][ T4466] loop0: detected capacity change from 0 to 64 [ 46.143874][ T4466] FAULT_INJECTION: forcing a failure. [ 46.143874][ T4466] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 46.146605][ T4466] CPU: 0 PID: 4466 Comm: syz.0.24 Not tainted 6.1.147-syzkaller #0 [ 46.147884][ T4466] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/18/2025 [ 46.149500][ T4466] Call trace: [ 46.150026][ T4466] dump_backtrace+0x1c8/0x1f4 [ 46.150934][ T4466] show_stack+0x2c/0x3c [ 46.151636][ T4466] __dump_stack+0x30/0x40 [ 46.152349][ T4466] dump_stack_lvl+0xf8/0x160 [ 46.153106][ T4466] dump_stack+0x1c/0x5c [ 46.153797][ T4466] should_fail_ex+0x3c4/0x520 [ 46.154537][ T4466] should_fail_alloc_page+0x74/0xb8 [ 46.155366][ T4466] prepare_alloc_pages+0x1c0/0x504 [ 46.156184][ T4466] __alloc_pages+0x134/0x53c [ 46.156959][ T4466] alloc_pages+0x434/0x6f8 [ 46.157675][ T4466] folio_alloc+0x28/0x6c [ 46.158308][ T4466] filemap_alloc_folio+0xc4/0x428 [ 46.159181][ T4466] __filemap_get_folio+0x640/0xab0 [ 46.160087][ T4466] pagecache_get_page+0x3c/0x16c [ 46.160972][ T4466] grab_cache_page_write_begin+0x58/0x74 [ 46.161898][ T4466] cont_write_begin+0x4f8/0x780 [ 46.162730][ T4466] hfs_write_begin+0x98/0xe4 [ 46.163526][ T4466] generic_perform_write+0x230/0x4b0 [ 46.164389][ T4466] __generic_file_write_iter+0x168/0x37c [ 46.165360][ T4466] generic_file_write_iter+0xb4/0x2b0 [ 46.166165][ T4466] vfs_write+0x5ac/0x7c4 [ 46.166856][ T4466] ksys_write+0x120/0x210 [ 46.167571][ T4466] __arm64_sys_write+0x7c/0x90 [ 46.168320][ T4466] invoke_syscall+0x98/0x2bc [ 46.169108][ T4466] el0_svc_common+0x138/0x258 [ 46.169840][ T4466] do_el0_svc+0x58/0x13c [ 46.170477][ T4466] el0_svc+0x58/0x138 [ 46.171147][ T4466] el0t_64_sync_handler+0x84/0xf0 [ 46.171985][ T4466] el0t_64_sync+0x18c/0x190 [ 46.184283][ T4467] loop0: detected capacity change from 0 to 64 [ 46.192778][ T4467] FAULT_INJECTION: forcing a failure. [ 46.192778][ T4467] name failslab, interval 1, probability 0, space 0, times 1 [ 46.194814][ T4467] CPU: 1 PID: 4467 Comm: syz.0.25 Not tainted 6.1.147-syzkaller #0 [ 46.195993][ T4467] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/18/2025 [ 46.197674][ T4467] Call trace: [ 46.198259][ T4467] dump_backtrace+0x1c8/0x1f4 [ 46.199040][ T4467] show_stack+0x2c/0x3c [ 46.199782][ T4467] __dump_stack+0x30/0x40 [ 46.200493][ T4467] dump_stack_lvl+0xf8/0x160 [ 46.201292][ T4467] dump_stack+0x1c/0x5c [ 46.202068][ T4467] should_fail_ex+0x3c4/0x520 [ 46.202847][ T4467] __should_failslab+0xc0/0x120 [ 46.203614][ T4467] should_failslab+0x10/0x28 [ 46.204357][ T4467] __kmem_cache_alloc_node+0x7c/0x320 [ 46.205236][ T4467] __kmalloc_node+0xdc/0x17c [ 46.206028][ T4467] memcg_alloc_slab_cgroups+0x90/0x164 [ 46.206931][ T4467] slab_post_alloc_hook+0xc8/0x43c [ 46.207781][ T4467] kmem_cache_alloc+0x234/0x318 [ 46.208569][ T4467] alloc_buffer_head+0x2c/0x150 [ 46.209373][ T4467] alloc_page_buffers+0x364/0x824 [ 46.210277][ T4467] create_empty_buffers+0x4c/0x5c0 [ 46.211127][ T4467] create_page_buffers+0x180/0x2cc [ 46.211964][ T4467] __block_write_begin_int+0x17c/0x13b8 [ 46.212782][ T4467] cont_write_begin+0x548/0x780 [ 46.213491][ T4467] hfs_write_begin+0x98/0xe4 [ 46.214262][ T4467] generic_perform_write+0x230/0x4b0 [ 46.215104][ T4467] __generic_file_write_iter+0x168/0x37c [ 46.216049][ T4467] generic_file_write_iter+0xb4/0x2b0 [ 46.216983][ T4467] vfs_write+0x5ac/0x7c4 [ 46.217728][ T4467] ksys_write+0x120/0x210 [ 46.218488][ T4467] __arm64_sys_write+0x7c/0x90 [ 46.219262][ T4467] invoke_syscall+0x98/0x2bc [ 46.220051][ T4467] el0_svc_common+0x138/0x258 [ 46.220843][ T4467] do_el0_svc+0x58/0x13c [ 46.221512][ T4467] el0_svc+0x58/0x138 [ 46.222221][ T4467] el0t_64_sync_handler+0x84/0xf0 [ 46.223082][ T4467] el0t_64_sync+0x18c/0x190 [ 46.245498][ T4468] loop0: detected capacity change from 0 to 64 [ 46.254709][ T4468] FAULT_INJECTION: forcing a failure. [ 46.254709][ T4468] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 46.258920][ T4468] CPU: 0 PID: 4468 Comm: syz.0.26 Not tainted 6.1.147-syzkaller #0 [ 46.260128][ T4468] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/18/2025 [ 46.261813][ T4468] Call trace: [ 46.262357][ T4468] dump_backtrace+0x1c8/0x1f4 [ 46.263182][ T4468] show_stack+0x2c/0x3c [ 46.263851][ T4468] __dump_stack+0x30/0x40 [ 46.264479][ T4468] dump_stack_lvl+0xf8/0x160 [ 46.265188][ T4468] dump_stack+0x1c/0x5c [ 46.265883][ T4468] should_fail_ex+0x3c4/0x520 [ 46.266779][ T4468] should_fail_alloc_page+0x74/0xb8 [ 46.267675][ T4468] prepare_alloc_pages+0x1c0/0x504 [ 46.268592][ T4468] __alloc_pages+0x134/0x53c [ 46.269341][ T4468] alloc_pages+0x434/0x6f8 [ 46.270133][ T4468] folio_alloc+0x28/0x6c [ 46.270877][ T4468] filemap_alloc_folio+0xc4/0x428 [ 46.271763][ T4468] __filemap_get_folio+0x640/0xab0 [ 46.272571][ T4468] pagecache_get_page+0x3c/0x16c [ 46.273399][ T4468] grab_cache_page_write_begin+0x58/0x74 [ 46.274368][ T4468] cont_write_begin+0x4f8/0x780 [ 46.275145][ T4468] hfs_write_begin+0x98/0xe4 [ 46.275910][ T4468] generic_perform_write+0x230/0x4b0 [ 46.276770][ T4468] __generic_file_write_iter+0x168/0x37c [ 46.277737][ T4468] generic_file_write_iter+0xb4/0x2b0 [ 46.278601][ T4468] vfs_write+0x5ac/0x7c4 [ 46.279306][ T4468] ksys_write+0x120/0x210 [ 46.280044][ T4468] __arm64_sys_write+0x7c/0x90 [ 46.280756][ T4468] invoke_syscall+0x98/0x2bc [ 46.281530][ T4468] el0_svc_common+0x138/0x258 [ 46.282289][ T4468] do_el0_svc+0x58/0x13c [ 46.282925][ T4468] el0_svc+0x58/0x138 [ 46.283531][ T4468] el0t_64_sync_handler+0x84/0xf0 [ 46.284377][ T4468] el0t_64_sync+0x18c/0x190 [ 46.296504][ T4469] loop0: detected capacity change from 0 to 64 [ 46.302215][ T4469] FAULT_INJECTION: forcing a failure. [ 46.302215][ T4469] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 46.304230][ T4469] CPU: 0 PID: 4469 Comm: syz.0.27 Not tainted 6.1.147-syzkaller #0 [ 46.305387][ T4469] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/18/2025 [ 46.306902][ T4469] Call trace: [ 46.307430][ T4469] dump_backtrace+0x1c8/0x1f4 [ 46.308148][ T4469] show_stack+0x2c/0x3c [ 46.308767][ T4469] __dump_stack+0x30/0x40 [ 46.309412][ T4469] dump_stack_lvl+0xf8/0x160 [ 46.310132][ T4469] dump_stack+0x1c/0x5c [ 46.310766][ T4469] should_fail_ex+0x3c4/0x520 [ 46.311511][ T4469] should_fail_alloc_page+0x74/0xb8 [ 46.312280][ T4469] prepare_alloc_pages+0x1c0/0x504 [ 46.313089][ T4469] __alloc_pages+0x134/0x53c [ 46.313848][ T4469] alloc_pages+0x434/0x6f8 [ 46.314591][ T4469] folio_alloc+0x28/0x6c [ 46.315299][ T4469] filemap_alloc_folio+0xc4/0x428 [ 46.316182][ T4469] __filemap_get_folio+0x640/0xab0 [ 46.317037][ T4469] pagecache_get_page+0x3c/0x16c [ 46.317789][ T4469] grab_cache_page_write_begin+0x58/0x74 [ 46.318750][ T4469] cont_write_begin+0x4f8/0x780 [ 46.319548][ T4469] hfs_write_begin+0x98/0xe4 [ 46.320313][ T4469] generic_perform_write+0x230/0x4b0 [ 46.321199][ T4469] __generic_file_write_iter+0x168/0x37c [ 46.322218][ T4469] generic_file_write_iter+0xb4/0x2b0 [ 46.323176][ T4469] vfs_write+0x5ac/0x7c4 [ 46.323910][ T4469] ksys_write+0x120/0x210 [ 46.324682][ T4469] __arm64_sys_write+0x7c/0x90 [ 46.325490][ T4469] invoke_syscall+0x98/0x2bc [ 46.326281][ T4469] el0_svc_common+0x138/0x258 [ 46.327063][ T4469] do_el0_svc+0x58/0x13c [ 46.327782][ T4469] el0_svc+0x58/0x138 [ 46.328451][ T4469] el0t_64_sync_handler+0x84/0xf0 [ 46.329215][ T4469] el0t_64_sync+0x18c/0x190 [ 46.343384][ T4470] loop0: detected capacity change from 0 to 64 [ 46.348580][ T4470] FAULT_INJECTION: forcing a failure. [ 46.348580][ T4470] name failslab, interval 1, probability 0, space 0, times 0 [ 46.350605][ T4470] CPU: 0 PID: 4470 Comm: syz.0.28 Not tainted 6.1.147-syzkaller #0 [ 46.351871][ T4470] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/18/2025 [ 46.353540][ T4470] Call trace: [ 46.354052][ T4470] dump_backtrace+0x1c8/0x1f4 [ 46.354834][ T4470] show_stack+0x2c/0x3c [ 46.355513][ T4470] __dump_stack+0x30/0x40 [ 46.356286][ T4470] dump_stack_lvl+0xf8/0x160 [ 46.357064][ T4470] dump_stack+0x1c/0x5c [ 46.357778][ T4470] should_fail_ex+0x3c4/0x520 [ 46.358525][ T4470] __should_failslab+0xc0/0x120 [ 46.359300][ T4470] should_failslab+0x10/0x28 [ 46.360009][ T4470] __kmem_cache_alloc_node+0x7c/0x320 [ 46.360844][ T4470] __kmalloc_node+0xdc/0x17c [ 46.361566][ T4470] memcg_alloc_slab_cgroups+0x90/0x164 [ 46.362522][ T4470] slab_post_alloc_hook+0xc8/0x43c [ 46.363357][ T4470] kmem_cache_alloc+0x234/0x318 [ 46.364140][ T4470] alloc_buffer_head+0x2c/0x150 [ 46.364980][ T4470] alloc_page_buffers+0x364/0x824 [ 46.365789][ T4470] create_empty_buffers+0x4c/0x5c0 [ 46.366631][ T4470] create_page_buffers+0x180/0x2cc [ 46.367480][ T4470] __block_write_begin_int+0x17c/0x13b8 [ 46.368415][ T4470] cont_write_begin+0x548/0x780 [ 46.369212][ T4470] hfs_write_begin+0x98/0xe4 [ 46.369936][ T4470] generic_perform_write+0x230/0x4b0 [ 46.370860][ T4470] __generic_file_write_iter+0x168/0x37c [ 46.371827][ T4470] generic_file_write_iter+0xb4/0x2b0 [ 46.372730][ T4470] vfs_write+0x5ac/0x7c4 [ 46.373477][ T4470] ksys_write+0x120/0x210 [ 46.374206][ T4470] __arm64_sys_write+0x7c/0x90 [ 46.374955][ T4470] invoke_syscall+0x98/0x2bc [ 46.375732][ T4470] el0_svc_common+0x138/0x258 [ 46.376504][ T4470] do_el0_svc+0x58/0x13c [ 46.377225][ T4470] el0_svc+0x58/0x138 [ 46.377867][ T4470] el0t_64_sync_handler+0x84/0xf0 [ 46.378703][ T4470] el0t_64_sync+0x18c/0x190 [ 46.397653][ T4471] loop0: detected capacity change from 0 to 64 [ 46.411866][ T4471] FAULT_INJECTION: forcing a failure. [ 46.411866][ T4471] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 46.414030][ T4471] CPU: 1 PID: 4471 Comm: syz.0.29 Not tainted 6.1.147-syzkaller #0 [ 46.415358][ T4471] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/18/2025 [ 46.416994][ T4471] Call trace: [ 46.417563][ T4471] dump_backtrace+0x1c8/0x1f4 [ 46.418393][ T4471] show_stack+0x2c/0x3c [ 46.419094][ T4471] __dump_stack+0x30/0x40 [ 46.419815][ T4471] dump_stack_lvl+0xf8/0x160 [ 46.420579][ T4471] dump_stack+0x1c/0x5c [ 46.421256][ T4471] should_fail_ex+0x3c4/0x520 [ 46.422036][ T4471] should_fail+0x14/0x24 [ 46.422735][ T4471] should_fail_usercopy+0x20/0x30 [ 46.423617][ T4471] copy_page_from_iter_atomic+0x364/0x1240 [ 46.424624][ T4471] generic_perform_write+0x2b0/0x4b0 [ 46.425502][ T4471] __generic_file_write_iter+0x168/0x37c [ 46.426387][ T4471] generic_file_write_iter+0xb4/0x2b0 [ 46.427301][ T4471] vfs_write+0x5ac/0x7c4 [ 46.428009][ T4471] ksys_write+0x120/0x210 [ 46.428763][ T4471] __arm64_sys_write+0x7c/0x90 [ 46.429548][ T4471] invoke_syscall+0x98/0x2bc [ 46.430326][ T4471] el0_svc_common+0x138/0x258 [ 46.431140][ T4471] do_el0_svc+0x58/0x13c [ 46.431854][ T4471] el0_svc+0x58/0x138 [ 46.432479][ T4471] el0t_64_sync_handler+0x84/0xf0 [ 46.433281][ T4471] el0t_64_sync+0x18c/0x190 [ 46.452999][ T4472] loop0: detected capacity change from 0 to 64 [ 46.457672][ T4472] FAULT_INJECTION: forcing a failure. [ 46.457672][ T4472] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 46.459802][ T4472] CPU: 0 PID: 4472 Comm: syz.0.30 Not tainted 6.1.147-syzkaller #0 [ 46.461085][ T4472] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/18/2025 [ 46.462686][ T4472] Call trace: [ 46.463262][ T4472] dump_backtrace+0x1c8/0x1f4 [ 46.464038][ T4472] show_stack+0x2c/0x3c [ 46.464741][ T4472] __dump_stack+0x30/0x40 [ 46.465488][ T4472] dump_stack_lvl+0xf8/0x160 [ 46.466226][ T4472] dump_stack+0x1c/0x5c [ 46.466949][ T4472] should_fail_ex+0x3c4/0x520 [ 46.467713][ T4472] should_fail+0x14/0x24 [ 46.468475][ T4472] should_fail_usercopy+0x20/0x30 [ 46.469293][ T4472] copy_page_from_iter_atomic+0x364/0x1240 [ 46.470268][ T4472] generic_perform_write+0x2b0/0x4b0 [ 46.471141][ T4472] __generic_file_write_iter+0x168/0x37c [ 46.472120][ T4472] generic_file_write_iter+0xb4/0x2b0 [ 46.473036][ T4472] vfs_write+0x5ac/0x7c4 [ 46.473700][ T4472] ksys_write+0x120/0x210 [ 46.474445][ T4472] __arm64_sys_write+0x7c/0x90 [ 46.475180][ T4472] invoke_syscall+0x98/0x2bc [ 46.475951][ T4472] el0_svc_common+0x138/0x258 [ 46.476732][ T4472] do_el0_svc+0x58/0x13c [ 46.477460][ T4472] el0_svc+0x58/0x138 [ 46.478103][ T4472] el0t_64_sync_handler+0x84/0xf0 [ 46.478953][ T4472] el0t_64_sync+0x18c/0x190 [ 46.497596][ T4473] loop0: detected capacity change from 0 to 64 [ 46.501467][ T4473] FAULT_INJECTION: forcing a failure. [ 46.501467][ T4473] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 46.503536][ T4473] CPU: 0 PID: 4473 Comm: syz.0.31 Not tainted 6.1.147-syzkaller #0 [ 46.504763][ T4473] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/18/2025 [ 46.506344][ T4473] Call trace: [ 46.506857][ T4473] dump_backtrace+0x1c8/0x1f4 [ 46.507655][ T4473] show_stack+0x2c/0x3c [ 46.508380][ T4473] __dump_stack+0x30/0x40 [ 46.509100][ T4473] dump_stack_lvl+0xf8/0x160 [ 46.509825][ T4473] dump_stack+0x1c/0x5c [ 46.510470][ T4473] should_fail_ex+0x3c4/0x520 [ 46.511257][ T4473] should_fail_alloc_page+0x74/0xb8 [ 46.512119][ T4473] prepare_alloc_pages+0x1c0/0x504 [ 46.512936][ T4473] __alloc_pages+0x134/0x53c [ 46.513653][ T4473] alloc_pages+0x434/0x6f8 [ 46.514350][ T4473] folio_alloc+0x28/0x6c [ 46.515050][ T4473] filemap_alloc_folio+0xc4/0x428 [ 46.515869][ T4473] __filemap_get_folio+0x640/0xab0 [ 46.516671][ T4473] pagecache_get_page+0x3c/0x16c [ 46.517438][ T4473] grab_cache_page_write_begin+0x58/0x74 [ 46.518436][ T4473] cont_write_begin+0x4f8/0x780 [ 46.519302][ T4473] hfs_write_begin+0x98/0xe4 [ 46.520114][ T4473] generic_perform_write+0x230/0x4b0 [ 46.520992][ T4473] __generic_file_write_iter+0x168/0x37c [ 46.521986][ T4473] generic_file_write_iter+0xb4/0x2b0 [ 46.522918][ T4473] vfs_write+0x5ac/0x7c4 [ 46.523638][ T4473] ksys_write+0x120/0x210 [ 46.524312][ T4473] __arm64_sys_write+0x7c/0x90 [ 46.525045][ T4473] invoke_syscall+0x98/0x2bc [ 46.525771][ T4473] el0_svc_common+0x138/0x258 [ 46.526574][ T4473] do_el0_svc+0x58/0x13c [ 46.527234][ T4473] el0_svc+0x58/0x138 [ 46.527872][ T4473] el0t_64_sync_handler+0x84/0xf0 [ 46.528700][ T4473] el0t_64_sync+0x18c/0x190 [ 46.539829][ T4474] loop0: detected capacity change from 0 to 64 [ 46.543518][ T4474] FAULT_INJECTION: forcing a failure. [ 46.543518][ T4474] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 46.545548][ T4474] CPU: 0 PID: 4474 Comm: syz.0.32 Not tainted 6.1.147-syzkaller #0 [ 46.546825][ T4474] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/18/2025 [ 46.548423][ T4474] Call trace: [ 46.548962][ T4474] dump_backtrace+0x1c8/0x1f4 [ 46.549760][ T4474] show_stack+0x2c/0x3c [ 46.550454][ T4474] __dump_stack+0x30/0x40 [ 46.551168][ T4474] dump_stack_lvl+0xf8/0x160 [ 46.551936][ T4474] dump_stack+0x1c/0x5c [ 46.552618][ T4474] should_fail_ex+0x3c4/0x520 [ 46.553423][ T4474] should_fail+0x14/0x24 [ 46.554100][ T4474] should_fail_usercopy+0x20/0x30 [ 46.554908][ T4474] copy_page_from_iter_atomic+0x364/0x1240 [ 46.555895][ T4474] generic_perform_write+0x2b0/0x4b0 [ 46.556796][ T4474] __generic_file_write_iter+0x168/0x37c [ 46.557738][ T4474] generic_file_write_iter+0xb4/0x2b0 [ 46.558593][ T4474] vfs_write+0x5ac/0x7c4 [ 46.559252][ T4474] ksys_write+0x120/0x210 [ 46.560005][ T4474] __arm64_sys_write+0x7c/0x90 [ 46.560801][ T4474] invoke_syscall+0x98/0x2bc [ 46.561564][ T4474] el0_svc_common+0x138/0x258 [ 46.562325][ T4474] do_el0_svc+0x58/0x13c [ 46.563023][ T4474] el0_svc+0x58/0x138 [ 46.563717][ T4474] el0t_64_sync_handler+0x84/0xf0 [ 46.564609][ T4474] el0t_64_sync+0x18c/0x190 [ 46.585334][ T4475] loop0: detected capacity change from 0 to 64 [ 46.589228][ T4475] FAULT_INJECTION: forcing a failure. [ 46.589228][ T4475] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 46.591301][ T4475] CPU: 1 PID: 4475 Comm: syz.0.33 Not tainted 6.1.147-syzkaller #0 [ 46.592615][ T4475] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/18/2025 [ 46.594244][ T4475] Call trace: [ 46.594824][ T4475] dump_backtrace+0x1c8/0x1f4 [ 46.595663][ T4475] show_stack+0x2c/0x3c [ 46.596427][ T4475] __dump_stack+0x30/0x40 [ 46.597208][ T4475] dump_stack_lvl+0xf8/0x160 [ 46.598024][ T4475] dump_stack+0x1c/0x5c [ 46.598688][ T4475] should_fail_ex+0x3c4/0x520 [ 46.599446][ T4475] should_fail+0x14/0x24 [ 46.600124][ T4475] should_fail_usercopy+0x20/0x30 [ 46.600922][ T4475] copy_page_from_iter_atomic+0x364/0x1240 [ 46.601943][ T4475] generic_perform_write+0x2b0/0x4b0 [ 46.602943][ T4475] __generic_file_write_iter+0x168/0x37c [ 46.603910][ T4475] generic_file_write_iter+0xb4/0x2b0 [ 46.604841][ T4475] vfs_write+0x5ac/0x7c4 [ 46.605556][ T4475] ksys_write+0x120/0x210 [ 46.606335][ T4475] __arm64_sys_write+0x7c/0x90 [ 46.607198][ T4475] invoke_syscall+0x98/0x2bc [ 46.607997][ T4475] el0_svc_common+0x138/0x258 [ 46.608831][ T4475] do_el0_svc+0x58/0x13c [ 46.609506][ T4475] el0_svc+0x58/0x138 [ 46.610162][ T4475] el0t_64_sync_handler+0x84/0xf0 [ 46.610962][ T4475] el0t_64_sync+0x18c/0x190 [ 46.638300][ T4476] loop0: detected capacity change from 0 to 64 [ 46.642196][ T4476] FAULT_INJECTION: forcing a failure. [ 46.642196][ T4476] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 46.644340][ T4476] CPU: 1 PID: 4476 Comm: syz.0.34 Not tainted 6.1.147-syzkaller #0 [ 46.645625][ T4476] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/18/2025 [ 46.647432][ T4476] Call trace: [ 46.647956][ T4476] dump_backtrace+0x1c8/0x1f4 [ 46.648766][ T4476] show_stack+0x2c/0x3c [ 46.649470][ T4476] __dump_stack+0x30/0x40 [ 46.650246][ T4476] dump_stack_lvl+0xf8/0x160 [ 46.651003][ T4476] dump_stack+0x1c/0x5c [ 46.651743][ T4476] should_fail_ex+0x3c4/0x520 [ 46.652578][ T4476] should_fail+0x14/0x24 [ 46.653311][ T4476] should_fail_usercopy+0x20/0x30 [ 46.654129][ T4476] copy_page_from_iter_atomic+0x364/0x1240 [ 46.655163][ T4476] generic_perform_write+0x2b0/0x4b0 [ 46.655999][ T4476] __generic_file_write_iter+0x168/0x37c [ 46.656981][ T4476] generic_file_write_iter+0xb4/0x2b0 [ 46.657848][ T4476] vfs_write+0x5ac/0x7c4 [ 46.658603][ T4476] ksys_write+0x120/0x210 [ 46.659328][ T4476] __arm64_sys_write+0x7c/0x90 [ 46.660161][ T4476] invoke_syscall+0x98/0x2bc [ 46.660990][ T4476] el0_svc_common+0x138/0x258 [ 46.661751][ T4476] do_el0_svc+0x58/0x13c [ 46.662445][ T4476] el0_svc+0x58/0x138 [ 46.663055][ T4476] el0t_64_sync_handler+0x84/0xf0 [ 46.663901][ T4476] el0t_64_sync+0x18c/0x190 [ 46.684639][ T4477] loop0: detected capacity change from 0 to 64 [ 46.689505][ T4477] FAULT_INJECTION: forcing a failure. [ 46.689505][ T4477] name failslab, interval 1, probability 0, space 0, times 0 [ 46.691457][ T4477] CPU: 1 PID: 4477 Comm: syz.0.35 Not tainted 6.1.147-syzkaller #0 [ 46.692735][ T4477] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/18/2025 [ 46.694294][ T4477] Call trace: [ 46.694852][ T4477] dump_backtrace+0x1c8/0x1f4 [ 46.695667][ T4477] show_stack+0x2c/0x3c [ 46.696377][ T4477] __dump_stack+0x30/0x40 [ 46.697058][ T4477] dump_stack_lvl+0xf8/0x160 [ 46.697819][ T4477] dump_stack+0x1c/0x5c [ 46.698472][ T4477] should_fail_ex+0x3c4/0x520 [ 46.699212][ T4477] __should_failslab+0xc0/0x120 [ 46.700002][ T4477] should_failslab+0x10/0x28 [ 46.700819][ T4477] __kmem_cache_alloc_node+0x7c/0x320 [ 46.701686][ T4477] __kmalloc_node+0xdc/0x17c [ 46.702480][ T4477] memcg_alloc_slab_cgroups+0x90/0x164 [ 46.703367][ T4477] slab_post_alloc_hook+0xc8/0x43c [ 46.704196][ T4477] kmem_cache_alloc+0x234/0x318 [ 46.705042][ T4477] alloc_buffer_head+0x2c/0x150 [ 46.705869][ T4477] alloc_page_buffers+0x364/0x824 [ 46.706678][ T4477] create_empty_buffers+0x4c/0x5c0 [ 46.707525][ T4477] create_page_buffers+0x180/0x2cc [ 46.708414][ T4477] __block_write_begin_int+0x17c/0x13b8 [ 46.709294][ T4477] cont_write_begin+0x548/0x780 [ 46.710075][ T4477] hfs_write_begin+0x98/0xe4 [ 46.710850][ T4477] generic_perform_write+0x230/0x4b0 [ 46.711787][ T4477] __generic_file_write_iter+0x168/0x37c [ 46.712755][ T4477] generic_file_write_iter+0xb4/0x2b0 [ 46.713608][ T4477] vfs_write+0x5ac/0x7c4 [ 46.714306][ T4477] ksys_write+0x120/0x210 [ 46.715064][ T4477] __arm64_sys_write+0x7c/0x90 [ 46.715837][ T4477] invoke_syscall+0x98/0x2bc [ 46.716553][ T4477] el0_svc_common+0x138/0x258 [ 46.717335][ T4477] do_el0_svc+0x58/0x13c [ 46.718060][ T4477] el0_svc+0x58/0x138 [ 46.718735][ T4477] el0t_64_sync_handler+0x84/0xf0 [ 46.719573][ T4477] el0t_64_sync+0x18c/0x190 [ 46.740812][ T4478] loop0: detected capacity change from 0 to 64 [ 46.744829][ T4478] FAULT_INJECTION: forcing a failure. [ 46.744829][ T4478] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 46.746962][ T4478] CPU: 1 PID: 4478 Comm: syz.0.36 Not tainted 6.1.147-syzkaller #0 [ 46.748221][ T4478] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/18/2025 [ 46.749860][ T4478] Call trace: [ 46.750370][ T4478] dump_backtrace+0x1c8/0x1f4 [ 46.751150][ T4478] show_stack+0x2c/0x3c [ 46.751780][ T4478] __dump_stack+0x30/0x40 [ 46.752435][ T4478] dump_stack_lvl+0xf8/0x160 [ 46.753166][ T4478] dump_stack+0x1c/0x5c [ 46.753800][ T4478] should_fail_ex+0x3c4/0x520 [ 46.754604][ T4478] should_fail+0x14/0x24 [ 46.755290][ T4478] should_fail_usercopy+0x20/0x30 [ 46.756087][ T4478] copy_page_from_iter_atomic+0x364/0x1240 [ 46.756937][ T4478] generic_perform_write+0x2b0/0x4b0 [ 46.757793][ T4478] __generic_file_write_iter+0x168/0x37c [ 46.758738][ T4478] generic_file_write_iter+0xb4/0x2b0 [ 46.759696][ T4478] vfs_write+0x5ac/0x7c4 [ 46.760445][ T4478] ksys_write+0x120/0x210 [ 46.761193][ T4478] __arm64_sys_write+0x7c/0x90 [ 46.761977][ T4478] invoke_syscall+0x98/0x2bc [ 46.762673][ T4478] el0_svc_common+0x138/0x258 [ 46.763431][ T4478] do_el0_svc+0x58/0x13c [ 46.764065][ T4478] el0_svc+0x58/0x138 [ 46.764745][ T4478] el0t_64_sync_handler+0x84/0xf0 [ 46.765553][ T4478] el0t_64_sync+0x18c/0x190 [ 46.784257][ T4479] loop0: detected capacity change from 0 to 64 [ 46.790484][ T4479] FAULT_INJECTION: forcing a failure. [ 46.790484][ T4479] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 46.792619][ T4479] CPU: 1 PID: 4479 Comm: syz.0.37 Not tainted 6.1.147-syzkaller #0 [ 46.793890][ T4479] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/18/2025 [ 46.795574][ T4479] Call trace: [ 46.796094][ T4479] dump_backtrace+0x1c8/0x1f4 [ 46.796888][ T4479] show_stack+0x2c/0x3c [ 46.797578][ T4479] __dump_stack+0x30/0x40 [ 46.798293][ T4479] dump_stack_lvl+0xf8/0x160 [ 46.799021][ T4479] dump_stack+0x1c/0x5c [ 46.799732][ T4479] should_fail_ex+0x3c4/0x520 [ 46.800474][ T4479] should_fail+0x14/0x24 [ 46.801180][ T4479] should_fail_usercopy+0x20/0x30 [ 46.801994][ T4479] copy_page_from_iter_atomic+0x364/0x1240 [ 46.802937][ T4479] generic_perform_write+0x2b0/0x4b0 [ 46.803840][ T4479] __generic_file_write_iter+0x168/0x37c [ 46.804724][ T4479] generic_file_write_iter+0xb4/0x2b0 [ 46.805578][ T4479] vfs_write+0x5ac/0x7c4 [ 46.806249][ T4479] ksys_write+0x120/0x210 [ 46.806943][ T4479] __arm64_sys_write+0x7c/0x90 [ 46.807685][ T4479] invoke_syscall+0x98/0x2bc [ 46.808427][ T4479] el0_svc_common+0x138/0x258 [ 46.809206][ T4479] do_el0_svc+0x58/0x13c [ 46.809868][ T4479] el0_svc+0x58/0x138 [ 46.810485][ T4479] el0t_64_sync_handler+0x84/0xf0 [ 46.811342][ T4479] el0t_64_sync+0x18c/0x190 [ 46.834262][ T4480] loop0: detected capacity change from 0 to 64 [ 46.838895][ T4480] FAULT_INJECTION: forcing a failure. [ 46.838895][ T4480] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 46.841082][ T4480] CPU: 1 PID: 4480 Comm: syz.0.38 Not tainted 6.1.147-syzkaller #0 [ 46.842317][ T4480] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/18/2025 [ 46.843824][ T4480] Call trace: [ 46.844294][ T4480] dump_backtrace+0x1c8/0x1f4 [ 46.845082][ T4480] show_stack+0x2c/0x3c [ 46.845778][ T4480] __dump_stack+0x30/0x40 [ 46.846510][ T4480] dump_stack_lvl+0xf8/0x160 [ 46.847277][ T4480] dump_stack+0x1c/0x5c [ 46.847939][ T4480] should_fail_ex+0x3c4/0x520 [ 46.848742][ T4480] should_fail_alloc_page+0x74/0xb8 [ 46.849618][ T4480] prepare_alloc_pages+0x1c0/0x504 [ 46.850454][ T4480] __alloc_pages+0x134/0x53c [ 46.851168][ T4480] alloc_pages+0x434/0x6f8 [ 46.851908][ T4480] folio_alloc+0x28/0x6c [ 46.852642][ T4480] filemap_alloc_folio+0xc4/0x428 [ 46.853439][ T4480] __filemap_get_folio+0x640/0xab0 [ 46.854275][ T4480] pagecache_get_page+0x3c/0x16c [ 46.855103][ T4480] grab_cache_page_write_begin+0x58/0x74 [ 46.856100][ T4480] cont_write_begin+0x4f8/0x780 [ 46.856908][ T4480] hfs_write_begin+0x98/0xe4 [ 46.857708][ T4480] generic_perform_write+0x230/0x4b0 [ 46.858597][ T4480] __generic_file_write_iter+0x168/0x37c [ 46.859584][ T4480] generic_file_write_iter+0xb4/0x2b0 [ 46.860481][ T4480] vfs_write+0x5ac/0x7c4 [ 46.861152][ T4480] ksys_write+0x120/0x210 [ 46.861795][ T4480] __arm64_sys_write+0x7c/0x90 [ 46.862580][ T4480] invoke_syscall+0x98/0x2bc [ 46.863330][ T4480] el0_svc_common+0x138/0x258 [ 46.864053][ T4480] do_el0_svc+0x58/0x13c [ 46.864691][ T4480] el0_svc+0x58/0x138 [ 46.865265][ T4480] el0t_64_sync_handler+0x84/0xf0 [ 46.866124][ T4480] el0t_64_sync+0x18c/0x190 [ 46.877287][ T4481] loop0: detected capacity change from 0 to 64 [ 46.892537][ T4481] FAULT_INJECTION: forcing a failure. [ 46.892537][ T4481] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 46.894609][ T4481] CPU: 1 PID: 4481 Comm: syz.0.39 Not tainted 6.1.147-syzkaller #0 [ 46.895929][ T4481] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/18/2025 [ 46.897650][ T4481] Call trace: [ 46.898164][ T4481] dump_backtrace+0x1c8/0x1f4 [ 46.898963][ T4481] show_stack+0x2c/0x3c [ 46.899695][ T4481] __dump_stack+0x30/0x40 [ 46.900412][ T4481] dump_stack_lvl+0xf8/0x160 [ 46.901115][ T4481] dump_stack+0x1c/0x5c [ 46.901851][ T4481] should_fail_ex+0x3c4/0x520 [ 46.902614][ T4481] should_fail+0x14/0x24 [ 46.903269][ T4481] should_fail_usercopy+0x20/0x30 [ 46.904055][ T4481] copy_page_from_iter_atomic+0x364/0x1240 [ 46.904996][ T4481] generic_perform_write+0x2b0/0x4b0 [ 46.905763][ T4481] __generic_file_write_iter+0x168/0x37c [ 46.906672][ T4481] generic_file_write_iter+0xb4/0x2b0 [ 46.907542][ T4481] vfs_write+0x5ac/0x7c4 [ 46.908265][ T4481] ksys_write+0x120/0x210 [ 46.908988][ T4481] __arm64_sys_write+0x7c/0x90 [ 46.909735][ T4481] invoke_syscall+0x98/0x2bc [ 46.910494][ T4481] el0_svc_common+0x138/0x258 [ 46.911252][ T4481] do_el0_svc+0x58/0x13c [ 46.911948][ T4481] el0_svc+0x58/0x138 [ 46.912589][ T4481] el0t_64_sync_handler+0x84/0xf0 [ 46.913398][ T4481] el0t_64_sync+0x18c/0x190 [ 46.933936][ T4482] loop0: detected capacity change from 0 to 64 [ 46.940956][ T4482] FAULT_INJECTION: forcing a failure. [ 46.940956][ T4482] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 46.943076][ T4482] CPU: 0 PID: 4482 Comm: syz.0.40 Not tainted 6.1.147-syzkaller #0 [ 46.944396][ T4482] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/18/2025 [ 46.946182][ T4482] Call trace: [ 46.946705][ T4482] dump_backtrace+0x1c8/0x1f4 [ 46.947458][ T4482] show_stack+0x2c/0x3c [ 46.948136][ T4482] __dump_stack+0x30/0x40 [ 46.948896][ T4482] dump_stack_lvl+0xf8/0x160 [ 46.949676][ T4482] dump_stack+0x1c/0x5c [ 46.950355][ T4482] should_fail_ex+0x3c4/0x520 [ 46.951141][ T4482] should_fail_alloc_page+0x74/0xb8 [ 46.952030][ T4482] prepare_alloc_pages+0x1c0/0x504 [ 46.952856][ T4482] __alloc_pages+0x134/0x53c [ 46.953564][ T4482] alloc_pages+0x434/0x6f8 [ 46.954330][ T4482] folio_alloc+0x28/0x6c [ 46.955037][ T4482] filemap_alloc_folio+0xc4/0x428 [ 46.955873][ T4482] __filemap_get_folio+0x640/0xab0 [ 46.956676][ T4482] pagecache_get_page+0x3c/0x16c [ 46.957537][ T4482] grab_cache_page_write_begin+0x58/0x74 [ 46.958483][ T4482] cont_write_begin+0x4f8/0x780 [ 46.959323][ T4482] hfs_write_begin+0x98/0xe4 [ 46.960098][ T4482] generic_perform_write+0x230/0x4b0 [ 46.960944][ T4482] __generic_file_write_iter+0x168/0x37c [ 46.961818][ T4482] generic_file_write_iter+0xb4/0x2b0 [ 46.962723][ T4482] vfs_write+0x5ac/0x7c4 [ 46.963432][ T4482] ksys_write+0x120/0x210 [ 46.964126][ T4482] __arm64_sys_write+0x7c/0x90 [ 46.964907][ T4482] invoke_syscall+0x98/0x2bc [ 46.965697][ T4482] el0_svc_common+0x138/0x258 [ 46.966507][ T4482] do_el0_svc+0x58/0x13c [ 46.967208][ T4482] el0_svc+0x58/0x138 [ 46.967889][ T4482] el0t_64_sync_handler+0x84/0xf0 [ 46.968778][ T4482] el0t_64_sync+0x18c/0x190 [ 46.981355][ T4483] loop0: detected capacity change from 0 to 64 [ 46.988676][ T4483] FAULT_INJECTION: forcing a failure. [ 46.988676][ T4483] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 46.990894][ T4483] CPU: 0 PID: 4483 Comm: syz.0.41 Not tainted 6.1.147-syzkaller #0 [ 46.992158][ T4483] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/18/2025 [ 46.993779][ T4483] Call trace: [ 46.994309][ T4483] dump_backtrace+0x1c8/0x1f4 [ 46.995099][ T4483] show_stack+0x2c/0x3c [ 46.995808][ T4483] __dump_stack+0x30/0x40 [ 46.996558][ T4483] dump_stack_lvl+0xf8/0x160 [ 46.997290][ T4483] dump_stack+0x1c/0x5c [ 46.997975][ T4483] should_fail_ex+0x3c4/0x520 [ 46.998761][ T4483] should_fail_alloc_page+0x74/0xb8 [ 46.999634][ T4483] prepare_alloc_pages+0x1c0/0x504 [ 47.000481][ T4483] __alloc_pages+0x134/0x53c [ 47.001275][ T4483] alloc_pages+0x434/0x6f8 [ 47.001989][ T4483] folio_alloc+0x28/0x6c [ 47.002641][ T4483] filemap_alloc_folio+0xc4/0x428 [ 47.003454][ T4483] __filemap_get_folio+0x640/0xab0 [ 47.004328][ T4483] pagecache_get_page+0x3c/0x16c [ 47.005083][ T4483] grab_cache_page_write_begin+0x58/0x74 [ 47.006064][ T4483] cont_write_begin+0x4f8/0x780 [ 47.006836][ T4483] hfs_write_begin+0x98/0xe4 [ 47.007597][ T4483] generic_perform_write+0x230/0x4b0 [ 47.008453][ T4483] __generic_file_write_iter+0x168/0x37c [ 47.009386][ T4483] generic_file_write_iter+0xb4/0x2b0 [ 47.010247][ T4483] vfs_write+0x5ac/0x7c4 [ 47.010916][ T4483] ksys_write+0x120/0x210 [ 47.011644][ T4483] __arm64_sys_write+0x7c/0x90 [ 47.012470][ T4483] invoke_syscall+0x98/0x2bc [ 47.013277][ T4483] el0_svc_common+0x138/0x258 [ 47.014029][ T4483] do_el0_svc+0x58/0x13c [ 47.014728][ T4483] el0_svc+0x58/0x138 [ 47.015396][ T4483] el0t_64_sync_handler+0x84/0xf0 [ 47.016259][ T4483] el0t_64_sync+0x18c/0x190 [ 47.027190][ T4484] loop0: detected capacity change from 0 to 64 [ 47.037264][ T4484] FAULT_INJECTION: forcing a failure. [ 47.037264][ T4484] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 47.039316][ T4484] CPU: 1 PID: 4484 Comm: syz.0.42 Not tainted 6.1.147-syzkaller #0 [ 47.040545][ T4484] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/18/2025 [ 47.042145][ T4484] Call trace: [ 47.042677][ T4484] dump_backtrace+0x1c8/0x1f4 [ 47.043415][ T4484] show_stack+0x2c/0x3c [ 47.044053][ T4484] __dump_stack+0x30/0x40 [ 47.044711][ T4484] dump_stack_lvl+0xf8/0x160 [ 47.045404][ T4484] dump_stack+0x1c/0x5c [ 47.046098][ T4484] should_fail_ex+0x3c4/0x520 [ 47.046852][ T4484] should_fail_alloc_page+0x74/0xb8 [ 47.047677][ T4484] prepare_alloc_pages+0x1c0/0x504 [ 47.048521][ T4484] __alloc_pages+0x134/0x53c [ 47.049295][ T4484] alloc_pages+0x434/0x6f8 [ 47.049989][ T4484] folio_alloc+0x28/0x6c [ 47.050769][ T4484] filemap_alloc_folio+0xc4/0x428 [ 47.051620][ T4484] __filemap_get_folio+0x640/0xab0 [ 47.052469][ T4484] pagecache_get_page+0x3c/0x16c [ 47.053275][ T4484] grab_cache_page_write_begin+0x58/0x74 [ 47.054206][ T4484] cont_write_begin+0x4f8/0x780 [ 47.055000][ T4484] hfs_write_begin+0x98/0xe4 [ 47.055760][ T4484] generic_perform_write+0x230/0x4b0 [ 47.056653][ T4484] __generic_file_write_iter+0x168/0x37c [ 47.057570][ T4484] generic_file_write_iter+0xb4/0x2b0 [ 47.058485][ T4484] vfs_write+0x5ac/0x7c4 [ 47.059184][ T4484] ksys_write+0x120/0x210 [ 47.059944][ T4484] __arm64_sys_write+0x7c/0x90 [ 47.060703][ T4484] invoke_syscall+0x98/0x2bc [ 47.061406][ T4484] el0_svc_common+0x138/0x258 [ 47.062163][ T4484] do_el0_svc+0x58/0x13c [ 47.062874][ T4484] el0_svc+0x58/0x138 [ 47.063515][ T4484] el0t_64_sync_handler+0x84/0xf0 [ 47.064402][ T4484] el0t_64_sync+0x18c/0x190 [ 47.076608][ T4485] loop0: detected capacity change from 0 to 64 [ 47.080449][ T4485] FAULT_INJECTION: forcing a failure. [ 47.080449][ T4485] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 47.082405][ T4485] CPU: 1 PID: 4485 Comm: syz.0.43 Not tainted 6.1.147-syzkaller #0 [ 47.083628][ T4485] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/18/2025 [ 47.085014][ T4485] Call trace: [ 47.085508][ T4485] dump_backtrace+0x1c8/0x1f4 [ 47.086300][ T4485] show_stack+0x2c/0x3c [ 47.087008][ T4485] __dump_stack+0x30/0x40 [ 47.087738][ T4485] dump_stack_lvl+0xf8/0x160 [ 47.088529][ T4485] dump_stack+0x1c/0x5c [ 47.089188][ T4485] should_fail_ex+0x3c4/0x520 [ 47.089947][ T4485] should_fail+0x14/0x24 [ 47.090659][ T4485] should_fail_usercopy+0x20/0x30 [ 47.091510][ T4485] copy_page_from_iter_atomic+0x364/0x1240 [ 47.092434][ T4485] generic_perform_write+0x2b0/0x4b0 [ 47.093287][ T4485] __generic_file_write_iter+0x168/0x37c [ 47.094211][ T4485] generic_file_write_iter+0xb4/0x2b0 [ 47.095091][ T4485] vfs_write+0x5ac/0x7c4 [ 47.095786][ T4485] ksys_write+0x120/0x210 [ 47.096494][ T4485] __arm64_sys_write+0x7c/0x90 [ 47.097286][ T4485] invoke_syscall+0x98/0x2bc [ 47.098067][ T4485] el0_svc_common+0x138/0x258 [ 47.098835][ T4485] do_el0_svc+0x58/0x13c [ 47.099574][ T4485] el0_svc+0x58/0x138 [ 47.100295][ T4485] el0t_64_sync_handler+0x84/0xf0 [ 47.101171][ T4485] el0t_64_sync+0x18c/0x190 [ 47.117112][ T4486] loop0: detected capacity change from 0 to 64 [ 47.120525][ T4486] FAULT_INJECTION: forcing a failure. [ 47.120525][ T4486] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 47.122575][ T4486] CPU: 1 PID: 4486 Comm: syz.0.44 Not tainted 6.1.147-syzkaller #0 [ 47.123837][ T4486] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/18/2025 [ 47.125399][ T4486] Call trace: [ 47.125941][ T4486] dump_backtrace+0x1c8/0x1f4 [ 47.126644][ T4486] show_stack+0x2c/0x3c [ 47.127344][ T4486] __dump_stack+0x30/0x40 [ 47.128040][ T4486] dump_stack_lvl+0xf8/0x160 [ 47.128860][ T4486] dump_stack+0x1c/0x5c [ 47.129532][ T4486] should_fail_ex+0x3c4/0x520 [ 47.130272][ T4486] should_fail_alloc_page+0x74/0xb8 [ 47.131112][ T4486] prepare_alloc_pages+0x1c0/0x504 [ 47.131920][ T4486] __alloc_pages+0x134/0x53c [ 47.132737][ T4486] alloc_pages+0x434/0x6f8 [ 47.133486][ T4486] folio_alloc+0x28/0x6c [ 47.134233][ T4486] filemap_alloc_folio+0xc4/0x428 [ 47.135113][ T4486] __filemap_get_folio+0x640/0xab0 [ 47.135967][ T4486] pagecache_get_page+0x3c/0x16c [ 47.136813][ T4486] grab_cache_page_write_begin+0x58/0x74 [ 47.137742][ T4486] cont_write_begin+0x4f8/0x780 [ 47.138491][ T4486] hfs_write_begin+0x98/0xe4 [ 47.139262][ T4486] generic_perform_write+0x230/0x4b0 [ 47.140167][ T4486] __generic_file_write_iter+0x168/0x37c [ 47.141091][ T4486] generic_file_write_iter+0xb4/0x2b0 [ 47.141983][ T4486] vfs_write+0x5ac/0x7c4 [ 47.142689][ T4486] ksys_write+0x120/0x210 [ 47.143413][ T4486] __arm64_sys_write+0x7c/0x90 [ 47.144194][ T4486] invoke_syscall+0x98/0x2bc [ 47.144962][ T4486] el0_svc_common+0x138/0x258 [ 47.145709][ T4486] do_el0_svc+0x58/0x13c [ 47.146394][ T4486] el0_svc+0x58/0x138 [ 47.147038][ T4486] el0t_64_sync_handler+0x84/0xf0 [ 47.147820][ T4486] el0t_64_sync+0x18c/0x190 [ 47.160290][ T4487] loop0: detected capacity change from 0 to 64 [ 47.163906][ T4487] FAULT_INJECTION: forcing a failure. [ 47.163906][ T4487] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 47.166141][ T4487] CPU: 1 PID: 4487 Comm: syz.0.45 Not tainted 6.1.147-syzkaller #0 [ 47.167394][ T4487] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/18/2025 [ 47.169162][ T4487] Call trace: [ 47.169727][ T4487] dump_backtrace+0x1c8/0x1f4 [ 47.170444][ T4487] show_stack+0x2c/0x3c [ 47.171114][ T4487] __dump_stack+0x30/0x40 [ 47.171805][ T4487] dump_stack_lvl+0xf8/0x160 [ 47.172487][ T4487] dump_stack+0x1c/0x5c [ 47.173219][ T4487] should_fail_ex+0x3c4/0x520 [ 47.174030][ T4487] should_fail_alloc_page+0x74/0xb8 [ 47.174913][ T4487] prepare_alloc_pages+0x1c0/0x504 [ 47.175767][ T4487] __alloc_pages+0x134/0x53c [ 47.176546][ T4487] alloc_pages+0x434/0x6f8 [ 47.177297][ T4487] folio_alloc+0x28/0x6c [ 47.177971][ T4487] filemap_alloc_folio+0xc4/0x428 [ 47.178787][ T4487] __filemap_get_folio+0x640/0xab0 [ 47.179647][ T4487] pagecache_get_page+0x3c/0x16c [ 47.180431][ T4487] grab_cache_page_write_begin+0x58/0x74 [ 47.181306][ T4487] cont_write_begin+0x4f8/0x780 [ 47.182087][ T4487] hfs_write_begin+0x98/0xe4 [ 47.182843][ T4487] generic_perform_write+0x230/0x4b0 [ 47.183723][ T4487] __generic_file_write_iter+0x168/0x37c [ 47.184611][ T4487] generic_file_write_iter+0xb4/0x2b0 [ 47.185486][ T4487] vfs_write+0x5ac/0x7c4 [ 47.186201][ T4487] ksys_write+0x120/0x210 [ 47.186905][ T4487] __arm64_sys_write+0x7c/0x90 [ 47.187659][ T4487] invoke_syscall+0x98/0x2bc [ 47.188414][ T4487] el0_svc_common+0x138/0x258 [ 47.189127][ T4487] do_el0_svc+0x58/0x13c [ 47.189818][ T4487] el0_svc+0x58/0x138 [ 47.190492][ T4487] el0t_64_sync_handler+0x84/0xf0 [ 47.191278][ T4487] el0t_64_sync+0x18c/0x190 [ 47.203169][ T4488] loop0: detected capacity change from 0 to 64 [ 47.208811][ T4488] FAULT_INJECTION: forcing a failure. [ 47.208811][ T4488] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 47.210878][ T4488] CPU: 1 PID: 4488 Comm: syz.0.46 Not tainted 6.1.147-syzkaller #0 [ 47.212125][ T4488] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/18/2025 [ 47.213810][ T4488] Call trace: [ 47.214387][ T4488] dump_backtrace+0x1c8/0x1f4 [ 47.215132][ T4488] show_stack+0x2c/0x3c [ 47.215827][ T4488] __dump_stack+0x30/0x40 [ 47.216546][ T4488] dump_stack_lvl+0xf8/0x160 [ 47.217267][ T4488] dump_stack+0x1c/0x5c [ 47.217904][ T4488] should_fail_ex+0x3c4/0x520 [ 47.218609][ T4488] should_fail_alloc_page+0x74/0xb8 [ 47.219484][ T4488] prepare_alloc_pages+0x1c0/0x504 [ 47.220331][ T4488] __alloc_pages+0x134/0x53c [ 47.221066][ T4488] alloc_pages+0x434/0x6f8 [ 47.221781][ T4488] folio_alloc+0x28/0x6c [ 47.222425][ T4488] filemap_alloc_folio+0xc4/0x428 [ 47.223241][ T4488] __filemap_get_folio+0x640/0xab0 [ 47.224051][ T4488] pagecache_get_page+0x3c/0x16c [ 47.224875][ T4488] grab_cache_page_write_begin+0x58/0x74 [ 47.225828][ T4488] cont_write_begin+0x4f8/0x780 [ 47.226637][ T4488] hfs_write_begin+0x98/0xe4 [ 47.227390][ T4488] generic_perform_write+0x230/0x4b0 [ 47.228191][ T4488] __generic_file_write_iter+0x168/0x37c [ 47.229130][ T4488] generic_file_write_iter+0xb4/0x2b0 [ 47.230017][ T4488] vfs_write+0x5ac/0x7c4 [ 47.230734][ T4488] ksys_write+0x120/0x210 [ 47.231443][ T4488] __arm64_sys_write+0x7c/0x90 [ 47.232232][ T4488] invoke_syscall+0x98/0x2bc [ 47.232999][ T4488] el0_svc_common+0x138/0x258 [ 47.233745][ T4488] do_el0_svc+0x58/0x13c [ 47.234470][ T4488] el0_svc+0x58/0x138 [ 47.235130][ T4488] el0t_64_sync_handler+0x84/0xf0 [ 47.235954][ T4488] el0t_64_sync+0x18c/0x190 [ 47.246353][ T4489] loop0: detected capacity change from 0 to 64 [ 47.256607][ T4489] FAULT_INJECTION: forcing a failure. [ 47.256607][ T4489] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 47.258668][ T4489] CPU: 0 PID: 4489 Comm: syz.0.47 Not tainted 6.1.147-syzkaller #0 [ 47.259961][ T4489] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/18/2025 [ 47.261544][ T4489] Call trace: [ 47.262086][ T4489] dump_backtrace+0x1c8/0x1f4 [ 47.262859][ T4489] show_stack+0x2c/0x3c [ 47.263508][ T4489] __dump_stack+0x30/0x40 [ 47.264223][ T4489] dump_stack_lvl+0xf8/0x160 [ 47.264946][ T4489] dump_stack+0x1c/0x5c [ 47.265600][ T4489] should_fail_ex+0x3c4/0x520 [ 47.266383][ T4489] should_fail+0x14/0x24 [ 47.267068][ T4489] should_fail_usercopy+0x20/0x30 [ 47.267924][ T4489] copy_page_from_iter_atomic+0x364/0x1240 [ 47.268890][ T4489] generic_perform_write+0x2b0/0x4b0 [ 47.269805][ T4489] __generic_file_write_iter+0x168/0x37c [ 47.270793][ T4489] generic_file_write_iter+0xb4/0x2b0 [ 47.271614][ T4489] vfs_write+0x5ac/0x7c4 [ 47.272301][ T4489] ksys_write+0x120/0x210 [ 47.273013][ T4489] __arm64_sys_write+0x7c/0x90 [ 47.273849][ T4489] invoke_syscall+0x98/0x2bc [ 47.274620][ T4489] el0_svc_common+0x138/0x258 [ 47.275363][ T4489] do_el0_svc+0x58/0x13c [ 47.276072][ T4489] el0_svc+0x58/0x138 [ 47.276752][ T4489] el0t_64_sync_handler+0x84/0xf0 [ 47.277611][ T4489] el0t_64_sync+0x18c/0x190 [ 47.295987][ T4490] loop0: detected capacity change from 0 to 64 [ 47.299824][ T4490] FAULT_INJECTION: forcing a failure. [ 47.299824][ T4490] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 47.301902][ T4490] CPU: 0 PID: 4490 Comm: syz.0.48 Not tainted 6.1.147-syzkaller #0 [ 47.303207][ T4490] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/18/2025 [ 47.304805][ T4490] Call trace: [ 47.305303][ T4490] dump_backtrace+0x1c8/0x1f4 [ 47.306110][ T4490] show_stack+0x2c/0x3c [ 47.306802][ T4490] __dump_stack+0x30/0x40 [ 47.307519][ T4490] dump_stack_lvl+0xf8/0x160 [ 47.308303][ T4490] dump_stack+0x1c/0x5c [ 47.308958][ T4490] should_fail_ex+0x3c4/0x520 [ 47.309699][ T4490] should_fail_alloc_page+0x74/0xb8 [ 47.310614][ T4490] prepare_alloc_pages+0x1c0/0x504 [ 47.311484][ T4490] __alloc_pages+0x134/0x53c [ 47.312274][ T4490] alloc_pages+0x434/0x6f8 [ 47.313021][ T4490] folio_alloc+0x28/0x6c [ 47.313729][ T4490] filemap_alloc_folio+0xc4/0x428 [ 47.314577][ T4490] __filemap_get_folio+0x640/0xab0 [ 47.315484][ T4490] pagecache_get_page+0x3c/0x16c [ 47.316280][ T4490] grab_cache_page_write_begin+0x58/0x74 [ 47.317203][ T4490] cont_write_begin+0x4f8/0x780 [ 47.318245][ T4490] hfs_write_begin+0x98/0xe4 [ 47.319060][ T4490] generic_perform_write+0x230/0x4b0 [ 47.319917][ T4490] __generic_file_write_iter+0x168/0x37c [ 47.320854][ T4490] generic_file_write_iter+0xb4/0x2b0 [ 47.321783][ T4490] vfs_write+0x5ac/0x7c4 [ 47.322485][ T4490] ksys_write+0x120/0x210 [ 47.323179][ T4490] __arm64_sys_write+0x7c/0x90 [ 47.323982][ T4490] invoke_syscall+0x98/0x2bc [ 47.324770][ T4490] el0_svc_common+0x138/0x258 [ 47.325529][ T4490] do_el0_svc+0x58/0x13c [ 47.326206][ T4490] el0_svc+0x58/0x138 [ 47.326813][ T4490] el0t_64_sync_handler+0x84/0xf0 [ 47.327601][ T4490] el0t_64_sync+0x18c/0x190 [ 47.342651][ T4491] loop0: detected capacity change from 0 to 64 [ 47.349287][ T4491] FAULT_INJECTION: forcing a failure. [ 47.349287][ T4491] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 47.351444][ T4491] CPU: 1 PID: 4491 Comm: syz.0.49 Not tainted 6.1.147-syzkaller #0 [ 47.352733][ T4491] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/18/2025 [ 47.354314][ T4491] Call trace: [ 47.354832][ T4491] dump_backtrace+0x1c8/0x1f4 [ 47.355647][ T4491] show_stack+0x2c/0x3c [ 47.356358][ T4491] __dump_stack+0x30/0x40 [ 47.357082][ T4491] dump_stack_lvl+0xf8/0x160 [ 47.357817][ T4491] dump_stack+0x1c/0x5c [ 47.358554][ T4491] should_fail_ex+0x3c4/0x520 [ 47.359317][ T4491] should_fail+0x14/0x24 [ 47.359944][ T4491] should_fail_usercopy+0x20/0x30 [ 47.360766][ T4491] copy_page_from_iter_atomic+0x364/0x1240 [ 47.361772][ T4491] generic_perform_write+0x2b0/0x4b0 [ 47.362623][ T4491] __generic_file_write_iter+0x168/0x37c [ 47.363425][ T4491] generic_file_write_iter+0xb4/0x2b0 [ 47.364199][ T4491] vfs_write+0x5ac/0x7c4 [ 47.364817][ T4491] ksys_write+0x120/0x210 [ 47.365424][ T4491] __arm64_sys_write+0x7c/0x90 [ 47.366115][ T4491] invoke_syscall+0x98/0x2bc [ 47.366786][ T4491] el0_svc_common+0x138/0x258 [ 47.367531][ T4491] do_el0_svc+0x58/0x13c [ 47.368186][ T4491] el0_svc+0x58/0x138 [ 47.368914][ T4491] el0t_64_sync_handler+0x84/0xf0 [ 47.369780][ T4491] el0t_64_sync+0x18c/0x190 [ 47.388061][ T4492] loop0: detected capacity change from 0 to 64 [ 47.394292][ T4492] FAULT_INJECTION: forcing a failure. [ 47.394292][ T4492] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 47.396496][ T4492] CPU: 0 PID: 4492 Comm: syz.0.50 Not tainted 6.1.147-syzkaller #0 [ 47.397732][ T4492] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/18/2025 [ 47.399407][ T4492] Call trace: [ 47.399916][ T4492] dump_backtrace+0x1c8/0x1f4 [ 47.400708][ T4492] show_stack+0x2c/0x3c [ 47.401375][ T4492] __dump_stack+0x30/0x40 [ 47.402077][ T4492] dump_stack_lvl+0xf8/0x160 [ 47.402842][ T4492] dump_stack+0x1c/0x5c [ 47.403558][ T4492] should_fail_ex+0x3c4/0x520 [ 47.404375][ T4492] should_fail+0x14/0x24 [ 47.405057][ T4492] should_fail_usercopy+0x20/0x30 [ 47.405835][ T4492] copy_page_from_iter_atomic+0x364/0x1240 [ 47.406717][ T4492] generic_perform_write+0x2b0/0x4b0 [ 47.407594][ T4492] __generic_file_write_iter+0x168/0x37c [ 47.408513][ T4492] generic_file_write_iter+0xb4/0x2b0 [ 47.409326][ T4492] vfs_write+0x5ac/0x7c4 [ 47.409993][ T4492] ksys_write+0x120/0x210 [ 47.410651][ T4492] __arm64_sys_write+0x7c/0x90 [ 47.411485][ T4492] invoke_syscall+0x98/0x2bc [ 47.412206][ T4492] el0_svc_common+0x138/0x258 [ 47.413024][ T4492] do_el0_svc+0x58/0x13c [ 47.413744][ T4492] el0_svc+0x58/0x138 [ 47.414413][ T4492] el0t_64_sync_handler+0x84/0xf0 [ 47.415197][ T4492] el0t_64_sync+0x18c/0x190 [ 47.432356][ T4493] loop0: detected capacity change from 0 to 64 [ 47.437890][ T4493] FAULT_INJECTION: forcing a failure. [ 47.437890][ T4493] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 47.440042][ T4493] CPU: 1 PID: 4493 Comm: syz.0.51 Not tainted 6.1.147-syzkaller #0 [ 47.441450][ T4493] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/18/2025 [ 47.443103][ T4493] Call trace: [ 47.443656][ T4493] dump_backtrace+0x1c8/0x1f4 [ 47.444458][ T4493] show_stack+0x2c/0x3c [ 47.445137][ T4493] __dump_stack+0x30/0x40 [ 47.445893][ T4493] dump_stack_lvl+0xf8/0x160 [ 47.446683][ T4493] dump_stack+0x1c/0x5c [ 47.447427][ T4493] should_fail_ex+0x3c4/0x520 [ 47.448256][ T4493] should_fail+0x14/0x24 [ 47.448960][ T4493] should_fail_usercopy+0x20/0x30 [ 47.449789][ T4493] copy_page_from_iter_atomic+0x364/0x1240 [ 47.450787][ T4493] generic_perform_write+0x2b0/0x4b0 [ 47.451656][ T4493] __generic_file_write_iter+0x168/0x37c [ 47.452614][ T4493] generic_file_write_iter+0xb4/0x2b0 [ 47.453571][ T4493] vfs_write+0x5ac/0x7c4 [ 47.454230][ T4493] ksys_write+0x120/0x210 [ 47.454977][ T4493] __arm64_sys_write+0x7c/0x90 [ 47.455742][ T4493] invoke_syscall+0x98/0x2bc [ 47.456489][ T4493] el0_svc_common+0x138/0x258 [ 47.457261][ T4493] do_el0_svc+0x58/0x13c [ 47.457966][ T4493] el0_svc+0x58/0x138 [ 47.458644][ T4493] el0t_64_sync_handler+0x84/0xf0 [ 47.459468][ T4493] el0t_64_sync+0x18c/0x190 [ 47.477330][ T4494] loop0: detected capacity change from 0 to 64 [ 47.488379][ T4494] FAULT_INJECTION: forcing a failure. [ 47.488379][ T4494] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 47.490435][ T4494] CPU: 0 PID: 4494 Comm: syz.0.52 Not tainted 6.1.147-syzkaller #0 [ 47.491731][ T4494] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/18/2025 [ 47.493367][ T4494] Call trace: [ 47.493905][ T4494] dump_backtrace+0x1c8/0x1f4 [ 47.494662][ T4494] show_stack+0x2c/0x3c [ 47.495343][ T4494] __dump_stack+0x30/0x40 [ 47.496045][ T4494] dump_stack_lvl+0xf8/0x160 [ 47.496855][ T4494] dump_stack+0x1c/0x5c [ 47.497553][ T4494] should_fail_ex+0x3c4/0x520 [ 47.498321][ T4494] should_fail_alloc_page+0x74/0xb8 [ 47.499161][ T4494] prepare_alloc_pages+0x1c0/0x504 [ 47.499966][ T4494] __alloc_pages+0x134/0x53c [ 47.500742][ T4494] alloc_pages+0x434/0x6f8 [ 47.501516][ T4494] folio_alloc+0x28/0x6c [ 47.502216][ T4494] filemap_alloc_folio+0xc4/0x428 [ 47.503032][ T4494] __filemap_get_folio+0x640/0xab0 [ 47.503875][ T4494] pagecache_get_page+0x3c/0x16c [ 47.504651][ T4494] grab_cache_page_write_begin+0x58/0x74 [ 47.505615][ T4494] cont_write_begin+0x4f8/0x780 [ 47.506448][ T4494] hfs_write_begin+0x98/0xe4 [ 47.507250][ T4494] generic_perform_write+0x230/0x4b0 [ 47.508169][ T4494] __generic_file_write_iter+0x168/0x37c [ 47.509085][ T4494] generic_file_write_iter+0xb4/0x2b0 [ 47.509933][ T4494] vfs_write+0x5ac/0x7c4 [ 47.510689][ T4494] ksys_write+0x120/0x210 [ 47.511441][ T4494] __arm64_sys_write+0x7c/0x90 [ 47.512169][ T4494] invoke_syscall+0x98/0x2bc [ 47.512975][ T4494] el0_svc_common+0x138/0x258 [ 47.513764][ T4494] do_el0_svc+0x58/0x13c [ 47.514493][ T4494] el0_svc+0x58/0x138 [ 47.515155][ T4494] el0t_64_sync_handler+0x84/0xf0 [ 47.515965][ T4494] el0t_64_sync+0x18c/0x190 [ 47.528034][ T4495] loop0: detected capacity change from 0 to 64 [ 47.537912][ T4495] FAULT_INJECTION: forcing a failure. [ 47.537912][ T4495] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 47.540020][ T4495] CPU: 1 PID: 4495 Comm: syz.0.53 Not tainted 6.1.147-syzkaller #0 [ 47.541224][ T4495] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/18/2025 [ 47.542879][ T4495] Call trace: [ 47.543391][ T4495] dump_backtrace+0x1c8/0x1f4 [ 47.544205][ T4495] show_stack+0x2c/0x3c [ 47.544924][ T4495] __dump_stack+0x30/0x40 [ 47.545682][ T4495] dump_stack_lvl+0xf8/0x160 [ 47.546471][ T4495] dump_stack+0x1c/0x5c [ 47.547123][ T4495] should_fail_ex+0x3c4/0x520 [ 47.547841][ T4495] should_fail_alloc_page+0x74/0xb8 [ 47.548717][ T4495] prepare_alloc_pages+0x1c0/0x504 [ 47.549595][ T4495] __alloc_pages+0x134/0x53c [ 47.550352][ T4495] alloc_pages+0x434/0x6f8 [ 47.551101][ T4495] folio_alloc+0x28/0x6c [ 47.551788][ T4495] filemap_alloc_folio+0xc4/0x428 [ 47.552602][ T4495] __filemap_get_folio+0x640/0xab0 [ 47.553458][ T4495] pagecache_get_page+0x3c/0x16c [ 47.554353][ T4495] grab_cache_page_write_begin+0x58/0x74 [ 47.555373][ T4495] cont_write_begin+0x4f8/0x780 [ 47.556213][ T4495] hfs_write_begin+0x98/0xe4 [ 47.557022][ T4495] generic_perform_write+0x230/0x4b0 [ 47.557953][ T4495] __generic_file_write_iter+0x168/0x37c [ 47.558923][ T4495] generic_file_write_iter+0xb4/0x2b0 [ 47.559850][ T4495] vfs_write+0x5ac/0x7c4 [ 47.560615][ T4495] ksys_write+0x120/0x210 [ 47.561391][ T4495] __arm64_sys_write+0x7c/0x90 [ 47.562181][ T4495] invoke_syscall+0x98/0x2bc [ 47.562989][ T4495] el0_svc_common+0x138/0x258 [ 47.563756][ T4495] do_el0_svc+0x58/0x13c [ 47.564370][ T4495] el0_svc+0x58/0x138 [ 47.565091][ T4495] el0t_64_sync_handler+0x84/0xf0 [ 47.565995][ T4495] el0t_64_sync+0x18c/0x190 [ 47.577602][ T4496] loop0: detected capacity change from 0 to 64 [ 47.581431][ T4496] FAULT_INJECTION: forcing a failure. [ 47.581431][ T4496] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 47.583543][ T4496] CPU: 0 PID: 4496 Comm: syz.0.54 Not tainted 6.1.147-syzkaller #0 [ 47.584728][ T4496] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/18/2025 [ 47.586264][ T4496] Call trace: [ 47.586799][ T4496] dump_backtrace+0x1c8/0x1f4 [ 47.587526][ T4496] show_stack+0x2c/0x3c [ 47.588244][ T4496] __dump_stack+0x30/0x40 [ 47.588927][ T4496] dump_stack_lvl+0xf8/0x160 [ 47.589674][ T4496] dump_stack+0x1c/0x5c [ 47.590365][ T4496] should_fail_ex+0x3c4/0x520 [ 47.591111][ T4496] should_fail+0x14/0x24 [ 47.591803][ T4496] should_fail_usercopy+0x20/0x30 [ 47.592612][ T4496] copy_page_from_iter_atomic+0x364/0x1240 [ 47.593458][ T4496] generic_perform_write+0x2b0/0x4b0 [ 47.594345][ T4496] __generic_file_write_iter+0x168/0x37c [ 47.595282][ T4496] generic_file_write_iter+0xb4/0x2b0 [ 47.596149][ T4496] vfs_write+0x5ac/0x7c4 [ 47.596865][ T4496] ksys_write+0x120/0x210 [ 47.597518][ T4496] __arm64_sys_write+0x7c/0x90 [ 47.598314][ T4496] invoke_syscall+0x98/0x2bc [ 47.599060][ T4496] el0_svc_common+0x138/0x258 [ 47.599823][ T4496] do_el0_svc+0x58/0x13c [ 47.600466][ T4496] el0_svc+0x58/0x138 [ 47.601082][ T4496] el0t_64_sync_handler+0x84/0xf0 [ 47.601893][ T4496] el0t_64_sync+0x18c/0x190 [ 47.622643][ T4497] loop0: detected capacity change from 0 to 64 [ 47.626632][ T4497] FAULT_INJECTION: forcing a failure. [ 47.626632][ T4497] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 47.628802][ T4497] CPU: 1 PID: 4497 Comm: syz.0.55 Not tainted 6.1.147-syzkaller #0 [ 47.630090][ T4497] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/18/2025 [ 47.631747][ T4497] Call trace: [ 47.632364][ T4497] dump_backtrace+0x1c8/0x1f4 [ 47.633173][ T4497] show_stack+0x2c/0x3c [ 47.633896][ T4497] __dump_stack+0x30/0x40 [ 47.634635][ T4497] dump_stack_lvl+0xf8/0x160 [ 47.635426][ T4497] dump_stack+0x1c/0x5c [ 47.636137][ T4497] should_fail_ex+0x3c4/0x520 [ 47.636940][ T4497] should_fail_alloc_page+0x74/0xb8 [ 47.637756][ T4497] prepare_alloc_pages+0x1c0/0x504 [ 47.638572][ T4497] __alloc_pages+0x134/0x53c [ 47.639358][ T4497] alloc_pages+0x434/0x6f8 [ 47.640104][ T4497] folio_alloc+0x28/0x6c [ 47.640774][ T4497] filemap_alloc_folio+0xc4/0x428 [ 47.641567][ T4497] __filemap_get_folio+0x640/0xab0 [ 47.642400][ T4497] pagecache_get_page+0x3c/0x16c [ 47.643176][ T4497] grab_cache_page_write_begin+0x58/0x74 [ 47.644152][ T4497] cont_write_begin+0x4f8/0x780 [ 47.644916][ T4497] hfs_write_begin+0x98/0xe4 [ 47.645644][ T4497] generic_perform_write+0x230/0x4b0 [ 47.646522][ T4497] __generic_file_write_iter+0x168/0x37c [ 47.647461][ T4497] generic_file_write_iter+0xb4/0x2b0 [ 47.648311][ T4497] vfs_write+0x5ac/0x7c4 [ 47.649010][ T4497] ksys_write+0x120/0x210 [ 47.649704][ T4497] __arm64_sys_write+0x7c/0x90 [ 47.650471][ T4497] invoke_syscall+0x98/0x2bc [ 47.651192][ T4497] el0_svc_common+0x138/0x258 [ 47.651975][ T4497] do_el0_svc+0x58/0x13c [ 47.652602][ T4497] el0_svc+0x58/0x138 [ 47.653266][ T4497] el0t_64_sync_handler+0x84/0xf0 [ 47.654083][ T4497] el0t_64_sync+0x18c/0x190 [ 47.664217][ T4498] loop0: detected capacity change from 0 to 64 [ 47.669065][ T4498] FAULT_INJECTION: forcing a failure. [ 47.669065][ T4498] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 47.671036][ T4498] CPU: 1 PID: 4498 Comm: syz.0.56 Not tainted 6.1.147-syzkaller #0 [ 47.672253][ T4498] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/18/2025 [ 47.673695][ T4498] Call trace: [ 47.674203][ T4498] dump_backtrace+0x1c8/0x1f4 [ 47.674971][ T4498] show_stack+0x2c/0x3c [ 47.675603][ T4498] __dump_stack+0x30/0x40 [ 47.676261][ T4498] dump_stack_lvl+0xf8/0x160 [ 47.677035][ T4498] dump_stack+0x1c/0x5c [ 47.677701][ T4498] should_fail_ex+0x3c4/0x520 [ 47.678440][ T4498] should_fail_alloc_page+0x74/0xb8 [ 47.679299][ T4498] prepare_alloc_pages+0x1c0/0x504 [ 47.680121][ T4498] __alloc_pages+0x134/0x53c [ 47.680883][ T4498] alloc_pages+0x434/0x6f8 [ 47.681604][ T4498] folio_alloc+0x28/0x6c [ 47.682326][ T4498] filemap_alloc_folio+0xc4/0x428 [ 47.683146][ T4498] __filemap_get_folio+0x640/0xab0 [ 47.683947][ T4498] pagecache_get_page+0x3c/0x16c [ 47.684772][ T4498] grab_cache_page_write_begin+0x58/0x74 [ 47.685702][ T4498] cont_write_begin+0x4f8/0x780 [ 47.686491][ T4498] hfs_write_begin+0x98/0xe4 [ 47.687214][ T4498] generic_perform_write+0x230/0x4b0 [ 47.688069][ T4498] __generic_file_write_iter+0x168/0x37c [ 47.688959][ T4498] generic_file_write_iter+0xb4/0x2b0 [ 47.689864][ T4498] vfs_write+0x5ac/0x7c4 [ 47.690520][ T4498] ksys_write+0x120/0x210 [ 47.691208][ T4498] __arm64_sys_write+0x7c/0x90 [ 47.692036][ T4498] invoke_syscall+0x98/0x2bc [ 47.692808][ T4498] el0_svc_common+0x138/0x258 [ 47.693592][ T4498] do_el0_svc+0x58/0x13c [ 47.694286][ T4498] el0_svc+0x58/0x138 [ 47.694970][ T4498] el0t_64_sync_handler+0x84/0xf0 [ 47.695816][ T4498] el0t_64_sync+0x18c/0x190 [ 47.707341][ T4499] loop0: detected capacity change from 0 to 64 [ 47.710879][ T4499] FAULT_INJECTION: forcing a failure. [ 47.710879][ T4499] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 47.712787][ T4499] CPU: 1 PID: 4499 Comm: syz.0.57 Not tainted 6.1.147-syzkaller #0 [ 47.713925][ T4499] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/18/2025 [ 47.715740][ T4499] Call trace: [ 47.716335][ T4499] dump_backtrace+0x1c8/0x1f4 [ 47.717141][ T4499] show_stack+0x2c/0x3c [ 47.717868][ T4499] __dump_stack+0x30/0x40 [ 47.718621][ T4499] dump_stack_lvl+0xf8/0x160 [ 47.719376][ T4499] dump_stack+0x1c/0x5c [ 47.720071][ T4499] should_fail_ex+0x3c4/0x520 [ 47.720852][ T4499] should_fail_alloc_page+0x74/0xb8 [ 47.721775][ T4499] prepare_alloc_pages+0x1c0/0x504 [ 47.722682][ T4499] __alloc_pages+0x134/0x53c [ 47.723408][ T4499] alloc_pages+0x434/0x6f8 [ 47.724154][ T4499] folio_alloc+0x28/0x6c [ 47.724901][ T4499] filemap_alloc_folio+0xc4/0x428 [ 47.725695][ T4499] __filemap_get_folio+0x640/0xab0 [ 47.726544][ T4499] pagecache_get_page+0x3c/0x16c [ 47.727322][ T4499] grab_cache_page_write_begin+0x58/0x74 [ 47.728195][ T4499] cont_write_begin+0x4f8/0x780 [ 47.729040][ T4499] hfs_write_begin+0x98/0xe4 [ 47.729760][ T4499] generic_perform_write+0x230/0x4b0 [ 47.730574][ T4499] __generic_file_write_iter+0x168/0x37c [ 47.731494][ T4499] generic_file_write_iter+0xb4/0x2b0 [ 47.732390][ T4499] vfs_write+0x5ac/0x7c4 [ 47.733073][ T4499] ksys_write+0x120/0x210 [ 47.733828][ T4499] __arm64_sys_write+0x7c/0x90 [ 47.734649][ T4499] invoke_syscall+0x98/0x2bc [ 47.735473][ T4499] el0_svc_common+0x138/0x258 [ 47.736288][ T4499] do_el0_svc+0x58/0x13c [ 47.736982][ T4499] el0_svc+0x58/0x138 [ 47.737716][ T4499] el0t_64_sync_handler+0x84/0xf0 [ 47.738609][ T4499] el0t_64_sync+0x18c/0x190 [ 47.751420][ T4500] loop0: detected capacity change from 0 to 64 [ 47.758196][ T4500] FAULT_INJECTION: forcing a failure. [ 47.758196][ T4500] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 47.760410][ T4500] CPU: 0 PID: 4500 Comm: syz.0.58 Not tainted 6.1.147-syzkaller #0 [ 47.761684][ T4500] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/18/2025 [ 47.763358][ T4500] Call trace: [ 47.763889][ T4500] dump_backtrace+0x1c8/0x1f4 [ 47.764695][ T4500] show_stack+0x2c/0x3c [ 47.765393][ T4500] __dump_stack+0x30/0x40 [ 47.766089][ T4500] dump_stack_lvl+0xf8/0x160 [ 47.766817][ T4500] dump_stack+0x1c/0x5c [ 47.767486][ T4500] should_fail_ex+0x3c4/0x520 [ 47.768241][ T4500] should_fail_alloc_page+0x74/0xb8 [ 47.769096][ T4500] prepare_alloc_pages+0x1c0/0x504 [ 47.769864][ T4500] __alloc_pages+0x134/0x53c [ 47.770557][ T4500] alloc_pages+0x434/0x6f8 [ 47.771214][ T4500] folio_alloc+0x28/0x6c [ 47.771860][ T4500] filemap_alloc_folio+0xc4/0x428 [ 47.772698][ T4500] __filemap_get_folio+0x640/0xab0 [ 47.773536][ T4500] pagecache_get_page+0x3c/0x16c [ 47.774263][ T4500] grab_cache_page_write_begin+0x58/0x74 [ 47.775153][ T4500] cont_write_begin+0x4f8/0x780 [ 47.775960][ T4500] hfs_write_begin+0x98/0xe4 [ 47.776700][ T4500] generic_perform_write+0x230/0x4b0 [ 47.777587][ T4500] __generic_file_write_iter+0x168/0x37c [ 47.778541][ T4500] generic_file_write_iter+0xb4/0x2b0 [ 47.779412][ T4500] vfs_write+0x5ac/0x7c4 [ 47.780157][ T4500] ksys_write+0x120/0x210 [ 47.780885][ T4500] __arm64_sys_write+0x7c/0x90 [ 47.781673][ T4500] invoke_syscall+0x98/0x2bc [ 47.782430][ T4500] el0_svc_common+0x138/0x258 [ 47.783178][ T4500] do_el0_svc+0x58/0x13c [ 47.783868][ T4500] el0_svc+0x58/0x138 [ 47.784488][ T4500] el0t_64_sync_handler+0x84/0xf0 [ 47.785351][ T4500] el0t_64_sync+0x18c/0x190 [ 47.797565][ T4501] loop0: detected capacity change from 0 to 64 [ 47.801187][ T4501] FAULT_INJECTION: forcing a failure. [ 47.801187][ T4501] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 47.803260][ T4501] CPU: 0 PID: 4501 Comm: syz.0.59 Not tainted 6.1.147-syzkaller #0 [ 47.804579][ T4501] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/18/2025 [ 47.806200][ T4501] Call trace: [ 47.806740][ T4501] dump_backtrace+0x1c8/0x1f4 [ 47.807477][ T4501] show_stack+0x2c/0x3c [ 47.808154][ T4501] __dump_stack+0x30/0x40 [ 47.808833][ T4501] dump_stack_lvl+0xf8/0x160 [ 47.809526][ T4501] dump_stack+0x1c/0x5c [ 47.810210][ T4501] should_fail_ex+0x3c4/0x520 [ 47.810938][ T4501] should_fail_alloc_page+0x74/0xb8 [ 47.811740][ T4501] prepare_alloc_pages+0x1c0/0x504 [ 47.812510][ T4501] __alloc_pages+0x134/0x53c [ 47.813258][ T4501] alloc_pages+0x434/0x6f8 [ 47.814023][ T4501] folio_alloc+0x28/0x6c [ 47.814772][ T4501] filemap_alloc_folio+0xc4/0x428 [ 47.815618][ T4501] __filemap_get_folio+0x640/0xab0 [ 47.816439][ T4501] pagecache_get_page+0x3c/0x16c [ 47.817273][ T4501] grab_cache_page_write_begin+0x58/0x74 [ 47.818214][ T4501] cont_write_begin+0x4f8/0x780 [ 47.819012][ T4501] hfs_write_begin+0x98/0xe4 [ 47.819767][ T4501] generic_perform_write+0x230/0x4b0 [ 47.820660][ T4501] __generic_file_write_iter+0x168/0x37c [ 47.821601][ T4501] generic_file_write_iter+0xb4/0x2b0 [ 47.822474][ T4501] vfs_write+0x5ac/0x7c4 [ 47.823199][ T4501] ksys_write+0x120/0x210 [ 47.823921][ T4501] __arm64_sys_write+0x7c/0x90 [ 47.824724][ T4501] invoke_syscall+0x98/0x2bc [ 47.825447][ T4501] el0_svc_common+0x138/0x258 [ 47.826215][ T4501] do_el0_svc+0x58/0x13c [ 47.826909][ T4501] el0_svc+0x58/0x138 [ 47.827590][ T4501] el0t_64_sync_handler+0x84/0xf0 [ 47.828354][ T4501] el0t_64_sync+0x18c/0x190 [ 47.840833][ T4502] FAULT_INJECTION: forcing a failure. [ 47.840833][ T4502] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 47.842822][ T4502] CPU: 0 PID: 4502 Comm: syz.0.60 Not tainted 6.1.147-syzkaller #0 [ 47.843993][ T4502] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/18/2025 [ 47.845489][ T4502] Call trace: [ 47.845992][ T4502] dump_backtrace+0x1c8/0x1f4 [ 47.846674][ T4502] show_stack+0x2c/0x3c [ 47.847347][ T4502] __dump_stack+0x30/0x40 [ 47.847998][ T4502] dump_stack_lvl+0xf8/0x160 [ 47.848700][ T4502] dump_stack+0x1c/0x5c [ 47.849380][ T4502] should_fail_ex+0x3c4/0x520 [ 47.850099][ T4502] should_fail_alloc_page+0x74/0xb8 [ 47.850898][ T4502] prepare_alloc_pages+0x1c0/0x504 [ 47.851734][ T4502] __alloc_pages+0x134/0x53c [ 47.852523][ T4502] __folio_alloc+0x1c/0x44 [ 47.853296][ T4502] vma_alloc_folio+0x37c/0x8b4 [ 47.854058][ T4502] shmem_alloc_and_acct_folio+0x35c/0x8e4 [ 47.855021][ T4502] shmem_get_folio_gfp+0xcb0/0x2040 [ 47.855816][ T4502] shmem_write_begin+0xf4/0x46c [ 47.856576][ T4502] generic_perform_write+0x230/0x4b0 [ 47.857478][ T4502] __generic_file_write_iter+0x168/0x37c [ 47.858436][ T4502] generic_file_write_iter+0xb4/0x2b0 [ 47.859379][ T4502] vfs_write+0x5ac/0x7c4 [ 47.860090][ T4502] ksys_write+0x120/0x210 [ 47.860830][ T4502] __arm64_sys_write+0x7c/0x90 [ 47.861612][ T4502] invoke_syscall+0x98/0x2bc [ 47.862316][ T4502] el0_svc_common+0x138/0x258 [ 47.863109][ T4502] do_el0_svc+0x58/0x13c [ 47.863780][ T4502] el0_svc+0x58/0x138 [ 47.864463][ T4502] el0t_64_sync_handler+0x84/0xf0 [ 47.865260][ T4502] el0t_64_sync+0x18c/0x190 [ 47.876808][ T4503] loop0: detected capacity change from 0 to 64 [ 47.883948][ T4503] FAULT_INJECTION: forcing a failure. [ 47.883948][ T4503] name failslab, interval 1, probability 0, space 0, times 0 [ 47.888927][ T4503] CPU: 1 PID: 4503 Comm: syz.0.61 Not tainted 6.1.147-syzkaller #0 [ 47.890213][ T4503] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/18/2025 [ 47.891840][ T4503] Call trace: [ 47.892337][ T4503] dump_backtrace+0x1c8/0x1f4 [ 47.893124][ T4503] show_stack+0x2c/0x3c [ 47.893798][ T4503] __dump_stack+0x30/0x40 [ 47.894485][ T4503] dump_stack_lvl+0xf8/0x160 [ 47.895266][ T4503] dump_stack+0x1c/0x5c [ 47.895961][ T4503] should_fail_ex+0x3c4/0x520 [ 47.896742][ T4503] __should_failslab+0xc0/0x120 [ 47.897530][ T4503] should_failslab+0x10/0x28 [ 47.898235][ T4503] __kmem_cache_alloc_node+0x7c/0x320 [ 47.899125][ T4503] __kmalloc+0xd8/0x178 [ 47.899785][ T4503] __hfs_bnode_create+0xe0/0x6cc [ 47.900603][ T4503] hfs_bnode_find+0x1f0/0xb5c [ 47.901355][ T4503] hfs_bmap_alloc+0xb8/0x59c [ 47.902059][ T4503] hfs_btree_inc_height+0xf8/0x870 [ 47.902911][ T4503] hfs_brec_insert+0x110/0x96c [ 47.903646][ T4503] __hfs_ext_write_extent+0x230/0x488 [ 47.904459][ T4503] __hfs_ext_cache_extent+0x84/0x750 [ 47.905291][ T4503] hfs_extend_file+0x264/0xf9c [ 47.906026][ T4503] hfs_get_block+0x2e8/0x9cc [ 47.906771][ T4503] __block_write_begin_int+0x34c/0x13b8 [ 47.907680][ T4503] cont_write_begin+0x548/0x780 [ 47.908484][ T4503] hfs_write_begin+0x98/0xe4 [ 47.909200][ T4503] generic_perform_write+0x230/0x4b0 [ 47.910108][ T4503] __generic_file_write_iter+0x168/0x37c [ 47.911007][ T4503] generic_file_write_iter+0xb4/0x2b0 [ 47.911879][ T4503] vfs_write+0x5ac/0x7c4 [ 47.912577][ T4503] ksys_write+0x120/0x210 [ 47.913251][ T4503] __arm64_sys_write+0x7c/0x90 [ 47.913974][ T4503] invoke_syscall+0x98/0x2bc [ 47.914714][ T4503] el0_svc_common+0x138/0x258 [ 47.915434][ T4503] do_el0_svc+0x58/0x13c [ 47.916123][ T4503] el0_svc+0x58/0x138 [ 47.916763][ T4503] el0t_64_sync_handler+0x84/0xf0 [ 47.917553][ T4503] el0t_64_sync+0x18c/0x190 [ 47.919869][ T4503] hfs: new node 0 already hashed? [ 47.920706][ T4503] ------------[ cut here ]------------ [ 47.921401][ T4503] WARNING: CPU: 1 PID: 4503 at fs/hfs/bnode.c:428 hfs_bnode_create+0x40c/0x4c8 [ 47.922754][ T4503] Modules linked in: [ 47.923332][ T4503] CPU: 1 PID: 4503 Comm: syz.0.61 Not tainted 6.1.147-syzkaller #0 [ 47.924496][ T4503] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/18/2025 [ 47.925901][ T4503] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 47.927058][ T4503] pc : hfs_bnode_create+0x40c/0x4c8 [ 47.927816][ T4503] lr : hfs_bnode_create+0x40c/0x4c8 [ 47.928646][ T4503] sp : ffff800021476da0 [ 47.929327][ T4503] x29: ffff800021476dc0 x28: dfff800000000000 x27: dfff800000000000 [ 47.930720][ T4503] x26: 0000000000000080 x25: 0000000000000000 x24: ffff0000c34eac88 [ 47.932001][ T4503] x23: 1ffff0000428edc8 x22: 0000000000000000 x21: ffff0000d4886000 [ 47.933414][ T4503] x20: 0000000000000000 x19: ffff0000c34eac00 x18: ffff800011aabce0 [ 47.934766][ T4503] x17: 0000000000000000 x16: ffff8000082d2374 x15: 0000000000000000 [ 47.936080][ T4503] x14: 00000000ffffffff x13: 0000000000000001 x12: 0000000000ff0100 [ 47.937322][ T4503] x11: ff0080000830a028 x10: 0000000000000000 x9 : 4ce5ccaadf948500 [ 47.938676][ T4503] x8 : 4ce5ccaadf948500 x7 : 0000000000000001 x6 : 0000000000000001 [ 47.940021][ T4503] x5 : ffff800021476878 x4 : ffff800015194800 x3 : ffff80000a83eb6c [ 47.941361][ T4503] x2 : ffff00019f6efd10 x1 : 0000000100000000 x0 : 000000000000001f [ 47.942717][ T4503] Call trace: [ 47.943254][ T4503] hfs_bnode_create+0x40c/0x4c8 [ 47.944033][ T4503] hfs_bmap_alloc+0x4f4/0x59c [ 47.944769][ T4503] hfs_btree_inc_height+0xf8/0x870 [ 47.945653][ T4503] hfs_brec_insert+0x5bc/0x96c [ 47.946465][ T4503] __hfs_ext_write_extent+0x230/0x488 [ 47.947342][ T4503] __hfs_ext_cache_extent+0x84/0x750 [ 47.948201][ T4503] hfs_extend_file+0x264/0xf9c [ 47.948992][ T4503] hfs_get_block+0x2e8/0x9cc [ 47.949731][ T4503] __block_write_begin_int+0x34c/0x13b8 [ 47.950648][ T4503] cont_write_begin+0x548/0x780 [ 47.951418][ T4503] hfs_write_begin+0x98/0xe4 [ 47.952170][ T4503] generic_perform_write+0x230/0x4b0 [ 47.953060][ T4503] __generic_file_write_iter+0x168/0x37c [ 47.954012][ T4503] generic_file_write_iter+0xb4/0x2b0 [ 47.954928][ T4503] vfs_write+0x5ac/0x7c4 [ 47.955654][ T4503] ksys_write+0x120/0x210 [ 47.956409][ T4503] __arm64_sys_write+0x7c/0x90 [ 47.957173][ T4503] invoke_syscall+0x98/0x2bc [ 47.957944][ T4503] el0_svc_common+0x138/0x258 [ 47.958707][ T4503] do_el0_svc+0x58/0x13c [ 47.959377][ T4503] el0_svc+0x58/0x138 [ 47.960040][ T4503] el0t_64_sync_handler+0x84/0xf0 [ 47.960898][ T4503] el0t_64_sync+0x18c/0x190 [ 47.961648][ T4503] irq event stamp: 4164 [ 47.962327][ T4503] hardirqs last enabled at (4163): [] __up_console_sem+0xb4/0x100 [ 47.963921][ T4503] hardirqs last disabled at (4164): [] el1_dbg+0x24/0x80 [ 47.965248][ T4503] softirqs last enabled at (4108): [] handle_softirqs+0xaf8/0xc6c [ 47.966723][ T4503] softirqs last disabled at (3863): [] __do_softirq+0x14/0x20 [ 47.968132][ T4503] ---[ end trace 0000000000000000 ]--- [ 47.970257][ T4503] ------------[ cut here ]------------ [ 47.971143][ T4503] kernel BUG at fs/hfs/bnode.c:473! [ 47.972053][ T4503] Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP [ 47.973230][ T4503] Modules linked in: [ 47.973868][ T4503] CPU: 0 PID: 4503 Comm: syz.0.61 Tainted: G W 6.1.147-syzkaller #0 [ 47.975358][ T4503] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/18/2025 [ 47.977066][ T4503] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 47.978318][ T4503] pc : hfs_bnode_put+0x31c/0x328 [ 47.979137][ T4503] lr : hfs_bnode_put+0x31c/0x328 [ 47.979923][ T4503] sp : ffff800021476ea0 [ 47.980575][ T4503] x29: ffff800021476ea0 x28: 0000000000000001 x27: dfff800000000000 [ 47.981921][ T4503] x26: ffff70000428ede8 x25: ffff800021476f40 x24: 1fffe0001869d580 [ 47.983221][ T4503] x23: dfff800000000000 x22: ffff0000d4886000 x21: 0000000000000000 [ 47.984590][ T4503] x20: ffff0000c34eac80 x19: ffff0000c34eac00 x18: ffff800011aabce0 [ 47.985937][ T4503] x17: 0000000000000000 x16: ffff8000082e7bb0 x15: 0000000000000000 [ 47.987263][ T4503] x14: 1fffe0001869d583 x13: 1ffff00002a160b1 x12: 0000000000ff0100 [ 47.988608][ T4503] x11: ff00800008f81670 x10: 0000000000000000 x9 : ffff800008f81670 [ 47.989977][ T4503] x8 : ffff0000c81a0000 x7 : ffff800008930dcc x6 : 0000000000000000 [ 47.991368][ T4503] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff800008f813b0 [ 47.992740][ T4503] x2 : 0000000000000000 x1 : 0000000000000000 x0 : 0000000000000000 [ 47.993986][ T4503] Call trace: [ 47.994566][ T4503] hfs_bnode_put+0x31c/0x328 [ 47.995331][ T4503] hfs_btree_inc_height+0x448/0x870 [ 47.996184][ T4503] hfs_brec_insert+0x5bc/0x96c [ 47.997020][ T4503] __hfs_ext_write_extent+0x230/0x488 [ 47.997891][ T4503] __hfs_ext_cache_extent+0x84/0x750 [ 47.998763][ T4503] hfs_extend_file+0x264/0xf9c [ 47.999550][ T4503] hfs_get_block+0x2e8/0x9cc [ 48.000323][ T4503] __block_write_begin_int+0x34c/0x13b8 [ 48.001281][ T4503] cont_write_begin+0x548/0x780 [ 48.002082][ T4503] hfs_write_begin+0x98/0xe4 [ 48.002892][ T4503] generic_perform_write+0x230/0x4b0 [ 48.003808][ T4503] __generic_file_write_iter+0x168/0x37c [ 48.004736][ T4503] generic_file_write_iter+0xb4/0x2b0 [ 48.005627][ T4503] vfs_write+0x5ac/0x7c4 [ 48.006334][ T4503] ksys_write+0x120/0x210 [ 48.007016][ T4503] __arm64_sys_write+0x7c/0x90 [ 48.007773][ T4503] invoke_syscall+0x98/0x2bc [ 48.008551][ T4503] el0_svc_common+0x138/0x258 [ 48.009363][ T4503] do_el0_svc+0x58/0x13c [ 48.010082][ T4503] el0_svc+0x58/0x138 [ 48.010750][ T4503] el0t_64_sync_handler+0x84/0xf0 [ 48.011618][ T4503] el0t_64_sync+0x18c/0x190 [ 48.012369][ T4503] Code: aa1403e0 97e5540f 17ffffd4 97d48137 (d4210000) [ 48.013538][ T4503] ---[ end trace 0000000000000000 ]--- [ 48.252945][ T4503] Kernel panic - not syncing: Oops - BUG: Fatal exception [ 48.254109][ T4503] SMP: stopping secondary CPUs [ 48.254902][ T4503] Kernel Offset: disabled [ 48.255606][ T4503] CPU features: 0x080000,000f0097,a65bfea7 [ 48.256595][ T4503] Memory Limit: none [ 48.495597][ T4503] Rebooting in 86400 seconds..