Warning: Permanently added '10.128.0.40' (ED25519) to the list of known hosts. 1970/01/01 00:01:02 parsed 1 programs [ 64.005632][ T4392] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 65.885556][ T4530] chnl_net:caif_netlink_parms(): no params data found [ 65.903901][ T4530] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.905223][ T4530] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.906745][ T4530] device bridge_slave_0 entered promiscuous mode [ 65.908594][ T4530] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.909720][ T4530] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.911262][ T4530] device bridge_slave_1 entered promiscuous mode [ 65.919256][ T4530] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 65.921478][ T4530] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 65.928852][ T4530] team0: Port device team_slave_0 added [ 65.930637][ T4530] team0: Port device team_slave_1 added [ 65.937061][ T4530] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 65.938148][ T4530] 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. [ 65.942292][ T4530] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 65.945352][ T4530] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 65.946459][ T4530] 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. [ 65.950293][ T4530] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 65.995607][ T4530] device hsr_slave_0 entered promiscuous mode [ 66.034780][ T4530] device hsr_slave_1 entered promiscuous mode [ 66.727308][ T4530] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 66.764622][ T4530] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 66.815601][ T4530] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 66.866276][ T4530] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 66.952013][ T4530] 8021q: adding VLAN 0 to HW filter on device bond0 [ 66.956057][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 66.957575][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 66.960173][ T4530] 8021q: adding VLAN 0 to HW filter on device team0 [ 66.962572][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 66.964076][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 66.966877][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.967959][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 66.969733][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 66.979142][ T346] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 66.980731][ T346] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 66.982082][ T346] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.983140][ T346] bridge0: port 2(bridge_slave_1) entered forwarding state [ 66.984471][ T346] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 66.986947][ T346] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 66.988726][ T346] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 66.990780][ T346] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 66.992452][ T346] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 66.993968][ T346] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 66.996042][ T346] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 67.006283][ T4530] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 67.007847][ T4530] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 67.009800][ T346] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 67.011441][ T346] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 67.013273][ T346] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 67.015101][ T346] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 67.025904][ T346] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 67.081699][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 67.082959][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 67.086955][ T4530] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 67.092718][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 67.094276][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 67.102989][ T4530] device veth0_vlan entered promiscuous mode [ 67.105484][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 67.107053][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 67.108786][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 67.110049][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 67.113283][ T4530] device veth1_vlan entered promiscuous mode [ 67.139716][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 67.141191][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 67.142582][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 67.144028][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 67.153889][ T4530] device veth0_macvtap entered promiscuous mode [ 67.163856][ T4530] device veth1_macvtap entered promiscuous mode [ 67.169467][ T4530] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 67.170635][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 67.172114][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 67.173626][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 67.176777][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 67.179988][ T4530] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 67.181247][ T346] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 67.182905][ T346] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 67.185818][ T4530] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 67.187158][ T4530] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 67.188573][ T4530] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 67.189917][ T4530] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 67.259128][ T346] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 67.260394][ T346] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 67.261899][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 67.271369][ T148] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 67.272530][ T148] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 67.273918][ T346] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 1970/01/01 00:01:07 executed programs: 0 [ 67.823237][ T4759] chnl_net:caif_netlink_parms(): no params data found [ 67.840973][ T4759] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.842137][ T4759] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.843606][ T4759] device bridge_slave_0 entered promiscuous mode [ 67.846595][ T4759] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.847699][ T4759] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.849066][ T4759] device bridge_slave_1 entered promiscuous mode [ 67.858204][ T4759] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.860758][ T4759] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.870740][ T4759] team0: Port device team_slave_0 added [ 67.872732][ T4759] team0: Port device team_slave_1 added [ 67.879996][ T4759] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 67.881128][ T4759] 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. [ 67.885933][ T4759] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 67.888193][ T4759] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 67.889336][ T4759] 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. [ 67.893168][ T4759] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 67.946078][ T4759] device hsr_slave_0 entered promiscuous mode [ 67.984851][ T4759] device hsr_slave_1 entered promiscuous mode [ 68.034884][ T4759] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 68.036253][ T4759] Cannot create hsr debugfs directory [ 68.066992][ T4759] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 69.626020][ T2066] ieee802154 phy0 wpan0: encryption failed: -22 [ 69.627044][ T2066] ieee802154 phy1 wpan1: encryption failed: -22 [ 69.629844][ T1541] cfg80211: failed to load regulatory.db [ 69.784585][ T21] Bluetooth: hci0: command 0x0409 tx timeout [ 70.607348][ T4759] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 71.864556][ T4174] Bluetooth: hci0: command 0x041b tx timeout [ 72.577874][ T4759] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 72.628449][ T4759] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 72.797437][ T4759] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 72.845885][ T4759] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 72.886493][ T4759] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 72.926474][ T4759] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 72.998745][ T4759] 8021q: adding VLAN 0 to HW filter on device bond0 [ 73.002285][ T346] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 73.003826][ T346] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 73.007508][ T4759] 8021q: adding VLAN 0 to HW filter on device team0 [ 73.009892][ T346] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 73.011491][ T346] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 73.012826][ T346] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.014015][ T346] bridge0: port 1(bridge_slave_0) entered forwarding state [ 73.016681][ T346] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 73.019257][ T346] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 73.020884][ T346] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 73.022419][ T346] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.023606][ T346] bridge0: port 2(bridge_slave_1) entered forwarding state [ 73.027462][ T346] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 73.030223][ T346] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 73.032879][ T346] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 73.036660][ T346] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 73.038256][ T346] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 73.040946][ T346] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 73.042596][ T346] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 73.045272][ T346] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 73.046785][ T346] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 73.049709][ T346] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 73.051154][ T346] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 73.053458][ T4759] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 73.093092][ T4759] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 73.095351][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 73.096617][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 73.102526][ T346] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 73.104061][ T346] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 73.110127][ T346] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 73.111733][ T346] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 73.113166][ T346] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 73.114465][ T346] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 73.117586][ T4759] device veth0_vlan entered promiscuous mode [ 73.120796][ T4759] device veth1_vlan entered promiscuous mode [ 73.128838][ T346] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 73.130305][ T346] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 73.132234][ T346] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 73.133663][ T346] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 73.136686][ T4759] device veth0_macvtap entered promiscuous mode [ 73.139173][ T4759] device veth1_macvtap entered promiscuous mode [ 73.143592][ T4759] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 73.145622][ T4759] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 73.147774][ T4759] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 73.148985][ T617] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 73.150389][ T617] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 73.151738][ T617] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 73.153142][ T617] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 73.155847][ T4759] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 73.157427][ T4759] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 73.159389][ T4759] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 73.160572][ T346] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 73.162116][ T346] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 73.165370][ T4759] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.166773][ T4759] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.168180][ T4759] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.169567][ T4759] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.189452][ T346] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 73.194133][ T346] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 73.197034][ T617] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 73.199355][ T346] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 73.200668][ T346] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 73.202295][ T617] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 1970/01/01 00:01:13 executed programs: 2 [ 73.313429][ T4941] loop0: detected capacity change from 0 to 32768 [ 73.409293][ T4941] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.16 (4941) [ 73.429361][ T4941] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 73.430798][ T4941] BTRFS info (device loop0): using free space tree [ 73.431755][ T4941] BTRFS info (device loop0): has skinny extents [ 73.447315][ T4941] BTRFS info (device loop0): enabling ssd optimizations [ 73.461612][ T4941] FAULT_INJECTION: forcing a failure. [ 73.461612][ T4941] name failslab, interval 1, probability 0, space 0, times 1 [ 73.463672][ T4941] CPU: 1 PID: 4941 Comm: syz.0.16 Not tainted syzkaller #0 [ 73.464730][ T4941] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 73.466336][ T4941] Call trace: [ 73.466901][ T4941] dump_backtrace+0x0/0x43c [ 73.467650][ T4941] show_stack+0x2c/0x3c [ 73.468329][ T4941] __dump_stack+0x30/0x40 [ 73.468983][ T4941] dump_stack_lvl+0xf8/0x160 [ 73.469702][ T4941] dump_stack+0x1c/0x5c [ 73.470320][ T4941] should_fail+0x3c0/0x51c [ 73.470985][ T4941] __should_failslab+0xbc/0x10c [ 73.471721][ T4941] should_failslab+0x10/0x28 [ 73.472432][ T4941] slab_pre_alloc_hook+0x64/0xec [ 73.473178][ T4941] kmem_cache_alloc+0x94/0x3e4 [ 73.473985][ T4941] alloc_extent_state+0x38/0x430 [ 73.474733][ T4941] __clear_extent_bit+0x1f4/0xb44 [ 73.475464][ T4941] clear_extent_bit+0x68/0x8c [ 73.476189][ T4941] btrfs_clone_files+0x29c/0x320 [ 73.477004][ T4941] btrfs_remap_file_range+0x488/0xb9c [ 73.477896][ T4941] vfs_copy_file_range+0xaa0/0x10ec [ 73.478788][ T4941] __arm64_sys_copy_file_range+0x534/0x8c8 [ 73.479710][ T4941] invoke_syscall+0x98/0x2b8 [ 73.480477][ T4941] el0_svc_common+0x138/0x258 [ 73.481258][ T4941] do_el0_svc+0x58/0x14c [ 73.481951][ T4941] el0_svc+0x78/0x1e0 [ 73.482607][ T4941] el0t_64_sync_handler+0xcc/0xe4 [ 73.483366][ T4941] el0t_64_sync+0x1a0/0x1a4 [ 73.669102][ T4967] loop0: detected capacity change from 0 to 32768 [ 73.677192][ T4967] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.17 (4967) [ 73.680971][ T4967] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 73.682470][ T4967] BTRFS info (device loop0): using free space tree [ 73.683683][ T4967] BTRFS info (device loop0): has skinny extents [ 73.695126][ T4967] BTRFS info (device loop0): enabling ssd optimizations [ 73.702904][ T4967] FAULT_INJECTION: forcing a failure. [ 73.702904][ T4967] name failslab, interval 1, probability 0, space 0, times 0 [ 73.705778][ T4967] CPU: 1 PID: 4967 Comm: syz.0.17 Not tainted syzkaller #0 [ 73.706851][ T4967] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 73.708266][ T4967] Call trace: [ 73.708780][ T4967] dump_backtrace+0x0/0x43c [ 73.709440][ T4967] show_stack+0x2c/0x3c [ 73.710087][ T4967] __dump_stack+0x30/0x40 [ 73.710744][ T4967] dump_stack_lvl+0xf8/0x160 [ 73.711478][ T4967] dump_stack+0x1c/0x5c [ 73.712097][ T4967] should_fail+0x3c0/0x51c [ 73.712790][ T4967] __should_failslab+0xbc/0x10c [ 73.713523][ T4967] should_failslab+0x10/0x28 [ 73.714212][ T4967] slab_pre_alloc_hook+0x64/0xec [ 73.714909][ T4967] kmem_cache_alloc+0x94/0x3e4 [ 73.715628][ T4967] btrfs_add_delayed_data_ref+0x3bc/0xd0c [ 73.716626][ T4967] btrfs_inc_extent_ref+0x100/0x198 [ 73.717448][ T4967] btrfs_insert_replace_extent+0x660/0x970 [ 73.718336][ T4967] btrfs_replace_file_extents+0xa68/0x1290 [ 73.719218][ T4967] btrfs_clone+0xb30/0x1b24 [ 73.719909][ T4967] btrfs_clone_files+0x278/0x320 [ 73.720664][ T4967] btrfs_remap_file_range+0x488/0xb9c [ 73.721468][ T4967] vfs_copy_file_range+0xaa0/0x10ec [ 73.722330][ T4967] __arm64_sys_copy_file_range+0x534/0x8c8 [ 73.723288][ T4967] invoke_syscall+0x98/0x2b8 [ 73.724026][ T4967] el0_svc_common+0x138/0x258 [ 73.724822][ T4967] do_el0_svc+0x58/0x14c [ 73.725556][ T4967] el0_svc+0x78/0x1e0 [ 73.726201][ T4967] el0t_64_sync_handler+0xcc/0xe4 [ 73.727000][ T4967] el0t_64_sync+0x1a0/0x1a4 [ 73.729256][ T4967] ------------[ cut here ]------------ [ 73.730225][ T4967] WARNING: CPU: 1 PID: 4967 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 73.731644][ T4967] Modules linked in: [ 73.732191][ T4967] CPU: 1 PID: 4967 Comm: syz.0.17 Not tainted syzkaller #0 [ 73.733252][ T4967] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 73.734653][ T4967] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 73.735928][ T4967] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 73.736869][ T4967] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 73.737835][ T4967] sp : ffff80001fd87420 [ 73.738485][ T4967] x29: ffff80001fd87540 x28: 000000000001afff x27: 000000000000e000 [ 73.739775][ T4967] x26: dfff800000000000 x25: ffff0000d5890000 x24: ffff0000e1a0b110 [ 73.741084][ T4967] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000de94d948 [ 73.742310][ T4967] x20: ffff0000de94d8f0 x19: 1fffe0001bd29b29 x18: 0000000000000001 [ 73.743641][ T4967] x17: 0000000000000000 x16: ffff8000111cbe1c x15: 00000000ffffffff [ 73.744956][ T4967] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 73.746232][ T4967] x11: 0000000000000000 x10: 0000000000000000 x9 : 0f0f4a7680471800 [ 73.747418][ T4967] x8 : 0f0f4a7680471800 x7 : 0000000000000001 x6 : 0000000000000001 [ 73.748648][ T4967] x5 : ffff80001fd86d18 x4 : ffff80001425f420 x3 : ffff800008504400 [ 73.749954][ T4967] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 73.751274][ T4967] Call trace: [ 73.751811][ T4967] btrfs_replace_file_extents+0xcc4/0x1290 [ 73.752744][ T4967] btrfs_clone+0xb30/0x1b24 [ 73.753421][ T4967] btrfs_clone_files+0x278/0x320 [ 73.754191][ T4967] btrfs_remap_file_range+0x488/0xb9c [ 73.755057][ T4967] vfs_copy_file_range+0xaa0/0x10ec [ 73.755859][ T4967] __arm64_sys_copy_file_range+0x534/0x8c8 [ 73.756787][ T4967] invoke_syscall+0x98/0x2b8 [ 73.757546][ T4967] el0_svc_common+0x138/0x258 [ 73.758304][ T4967] do_el0_svc+0x58/0x14c [ 73.758970][ T4967] el0_svc+0x78/0x1e0 [ 73.759652][ T4967] el0t_64_sync_handler+0xcc/0xe4 [ 73.760429][ T4967] el0t_64_sync+0x1a0/0x1a4 [ 73.761201][ T4967] irq event stamp: 80314 [ 73.761914][ T4967] hardirqs last enabled at (80313): [] __up_console_sem+0xb4/0x100 [ 73.763520][ T4967] hardirqs last disabled at (80314): [] el1_dbg+0x24/0x80 [ 73.765006][ T4967] softirqs last enabled at (80290): [] handle_softirqs+0xa4c/0xbf0 [ 73.766469][ T4967] softirqs last disabled at (80239): [] __irq_exit_rcu+0x240/0x440 [ 73.767904][ T4967] ---[ end trace 0731610a73c135e2 ]--- [ 73.771160][ T4967] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 73.772658][ T4967] BTRFS info (device loop0): forced readonly [ 73.944878][ T4174] Bluetooth: hci0: command 0x040f tx timeout [ 73.968025][ T4992] loop0: detected capacity change from 0 to 32768 [ 74.010050][ T4992] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.18 (4992) [ 74.014118][ T4992] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 74.015858][ T4992] BTRFS info (device loop0): using free space tree [ 74.016978][ T4992] BTRFS info (device loop0): has skinny extents [ 74.026308][ T4992] BTRFS info (device loop0): enabling ssd optimizations [ 74.042084][ T4992] FAULT_INJECTION: forcing a failure. [ 74.042084][ T4992] name failslab, interval 1, probability 0, space 0, times 0 [ 74.044091][ T4992] CPU: 0 PID: 4992 Comm: syz.0.18 Tainted: G W syzkaller #0 [ 74.045453][ T4992] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 74.047033][ T4992] Call trace: [ 74.047516][ T4992] dump_backtrace+0x0/0x43c [ 74.048241][ T4992] show_stack+0x2c/0x3c [ 74.048937][ T4992] __dump_stack+0x30/0x40 [ 74.049657][ T4992] dump_stack_lvl+0xf8/0x160 [ 74.050406][ T4992] dump_stack+0x1c/0x5c [ 74.051108][ T4992] should_fail+0x3c0/0x51c [ 74.051849][ T4992] __should_failslab+0xbc/0x10c [ 74.052670][ T4992] should_failslab+0x10/0x28 [ 74.053414][ T4992] slab_pre_alloc_hook+0x64/0xec [ 74.054268][ T4992] kmem_cache_alloc+0x94/0x3e4 [ 74.055086][ T4992] btrfs_add_delayed_data_ref+0x3bc/0xd0c [ 74.056078][ T4992] btrfs_inc_extent_ref+0x100/0x198 [ 74.056889][ T4992] btrfs_insert_replace_extent+0x660/0x970 [ 74.057693][ T4992] btrfs_replace_file_extents+0xa68/0x1290 [ 74.058592][ T4992] btrfs_clone+0xb30/0x1b24 [ 74.059345][ T4992] btrfs_clone_files+0x278/0x320 [ 74.060139][ T4992] btrfs_remap_file_range+0x488/0xb9c [ 74.060987][ T4992] vfs_copy_file_range+0xaa0/0x10ec [ 74.061786][ T4992] __arm64_sys_copy_file_range+0x534/0x8c8 [ 74.062749][ T4992] invoke_syscall+0x98/0x2b8 [ 74.063509][ T4992] el0_svc_common+0x138/0x258 [ 74.064296][ T4992] do_el0_svc+0x58/0x14c [ 74.064976][ T4992] el0_svc+0x78/0x1e0 [ 74.065652][ T4992] el0t_64_sync_handler+0xcc/0xe4 [ 74.066471][ T4992] el0t_64_sync+0x1a0/0x1a4 [ 74.069233][ T4992] ------------[ cut here ]------------ [ 74.070181][ T4992] WARNING: CPU: 0 PID: 4992 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 74.071650][ T4992] Modules linked in: [ 74.072262][ T4992] CPU: 0 PID: 4992 Comm: syz.0.18 Tainted: G W syzkaller #0 [ 74.073620][ T4992] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 74.075251][ T4992] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 74.076513][ T4992] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 74.077543][ T4992] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 74.078512][ T4992] sp : ffff80001ffc7420 [ 74.079160][ T4992] x29: ffff80001ffc7540 x28: 000000000001afff x27: 000000000000e000 [ 74.080455][ T4992] x26: dfff800000000000 x25: ffff0000c2460000 x24: ffff0000e1a993a0 [ 74.081738][ T4992] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000deaa43c8 [ 74.082971][ T4992] x20: ffff0000deaa4370 x19: 1fffe0001bd54879 x18: 0000000000000001 [ 74.084157][ T4992] x17: 0000000000000000 x16: ffff8000111cbe1c x15: 00000000ffffffff [ 74.085461][ T4992] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 74.086612][ T4992] x11: 0000000000000000 x10: 0000000000000000 x9 : 5df323be7e3b9300 [ 74.087799][ T4992] x8 : 5df323be7e3b9300 x7 : 0000000000000001 x6 : 0000000000000001 [ 74.088919][ T4992] x5 : ffff80001ffc6d18 x4 : ffff80001425f420 x3 : ffff800008504400 [ 74.090228][ T4992] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 74.091498][ T4992] Call trace: [ 74.092001][ T4992] btrfs_replace_file_extents+0xcc4/0x1290 [ 74.092890][ T4992] btrfs_clone+0xb30/0x1b24 [ 74.093636][ T4992] btrfs_clone_files+0x278/0x320 [ 74.094420][ T4992] btrfs_remap_file_range+0x488/0xb9c [ 74.095262][ T4992] vfs_copy_file_range+0xaa0/0x10ec [ 74.096134][ T4992] __arm64_sys_copy_file_range+0x534/0x8c8 [ 74.096989][ T4992] invoke_syscall+0x98/0x2b8 [ 74.097664][ T4992] el0_svc_common+0x138/0x258 [ 74.098358][ T4992] do_el0_svc+0x58/0x14c [ 74.098951][ T4992] el0_svc+0x78/0x1e0 [ 74.099580][ T4992] el0t_64_sync_handler+0xcc/0xe4 [ 74.100329][ T4992] el0t_64_sync+0x1a0/0x1a4 [ 74.100996][ T4992] irq event stamp: 80052 [ 74.101567][ T4992] hardirqs last enabled at (80051): [] __up_console_sem+0xb4/0x100 [ 74.103070][ T4992] hardirqs last disabled at (80052): [] el1_dbg+0x24/0x80 [ 74.104348][ T4992] softirqs last enabled at (80030): [] handle_softirqs+0xa4c/0xbf0 [ 74.105818][ T4992] softirqs last disabled at (79975): [] __irq_exit_rcu+0x240/0x440 [ 74.107331][ T4992] ---[ end trace 0731610a73c135e3 ]--- [ 74.111149][ T4992] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 74.112748][ T4992] BTRFS info (device loop0): forced readonly [ 74.256078][ T5014] loop0: detected capacity change from 0 to 32768 [ 74.299271][ T5014] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.19 (5014) [ 74.303731][ T5014] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 74.305464][ T5014] BTRFS info (device loop0): using free space tree [ 74.306473][ T5014] BTRFS info (device loop0): has skinny extents [ 74.313528][ T5014] BTRFS info (device loop0): enabling ssd optimizations [ 74.320131][ T5014] FAULT_INJECTION: forcing a failure. [ 74.320131][ T5014] name failslab, interval 1, probability 0, space 0, times 0 [ 74.322129][ T5014] CPU: 0 PID: 5014 Comm: syz.0.19 Tainted: G W syzkaller #0 [ 74.323354][ T5014] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 74.324847][ T5014] Call trace: [ 74.325348][ T5014] dump_backtrace+0x0/0x43c [ 74.326073][ T5014] show_stack+0x2c/0x3c [ 74.326737][ T5014] __dump_stack+0x30/0x40 [ 74.327372][ T5014] dump_stack_lvl+0xf8/0x160 [ 74.328077][ T5014] dump_stack+0x1c/0x5c [ 74.328771][ T5014] should_fail+0x3c0/0x51c [ 74.329406][ T5014] __should_failslab+0xbc/0x10c [ 74.330211][ T5014] should_failslab+0x10/0x28 [ 74.330876][ T5014] slab_pre_alloc_hook+0x64/0xec [ 74.331645][ T5014] kmem_cache_alloc+0x94/0x3e4 [ 74.332400][ T5014] alloc_extent_state+0x38/0x430 [ 74.333158][ T5014] __clear_extent_bit+0x1f4/0xb44 [ 74.333867][ T5014] clear_extent_bit+0x68/0x8c [ 74.334543][ T5014] btrfs_clone_files+0x29c/0x320 [ 74.335399][ T5014] btrfs_remap_file_range+0x488/0xb9c [ 74.336253][ T5014] vfs_copy_file_range+0xaa0/0x10ec [ 74.337019][ T5014] __arm64_sys_copy_file_range+0x534/0x8c8 [ 74.337945][ T5014] invoke_syscall+0x98/0x2b8 [ 74.338628][ T5014] el0_svc_common+0x138/0x258 [ 74.339339][ T5014] do_el0_svc+0x58/0x14c [ 74.339980][ T5014] el0_svc+0x78/0x1e0 [ 74.340576][ T5014] el0t_64_sync_handler+0xcc/0xe4 [ 74.341320][ T5014] el0t_64_sync+0x1a0/0x1a4 [ 74.496501][ T5036] loop0: detected capacity change from 0 to 32768 [ 74.566470][ T5036] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.20 (5036) [ 74.569593][ T5036] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 74.571175][ T5036] BTRFS info (device loop0): using free space tree [ 74.573272][ T5036] BTRFS info (device loop0): has skinny extents [ 74.581833][ T5036] BTRFS info (device loop0): enabling ssd optimizations [ 74.590451][ T5036] FAULT_INJECTION: forcing a failure. [ 74.590451][ T5036] name failslab, interval 1, probability 0, space 0, times 0 [ 74.592783][ T5036] CPU: 1 PID: 5036 Comm: syz.0.20 Tainted: G W syzkaller #0 [ 74.594178][ T5036] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 74.595836][ T5036] Call trace: [ 74.596399][ T5036] dump_backtrace+0x0/0x43c [ 74.597077][ T5036] show_stack+0x2c/0x3c [ 74.597705][ T5036] __dump_stack+0x30/0x40 [ 74.598409][ T5036] dump_stack_lvl+0xf8/0x160 [ 74.599110][ T5036] dump_stack+0x1c/0x5c [ 74.599730][ T5036] should_fail+0x3c0/0x51c [ 74.600414][ T5036] __should_failslab+0xbc/0x10c [ 74.601151][ T5036] should_failslab+0x10/0x28 [ 74.601757][ T5036] slab_pre_alloc_hook+0x64/0xec [ 74.602449][ T5036] kmem_cache_alloc+0x94/0x3e4 [ 74.603177][ T5036] alloc_extent_state+0x38/0x430 [ 74.603965][ T5036] __clear_extent_bit+0x1f4/0xb44 [ 74.604762][ T5036] clear_extent_bit+0x68/0x8c [ 74.605502][ T5036] btrfs_clone_files+0x29c/0x320 [ 74.606204][ T5036] btrfs_remap_file_range+0x488/0xb9c [ 74.606980][ T5036] vfs_copy_file_range+0xaa0/0x10ec [ 74.607759][ T5036] __arm64_sys_copy_file_range+0x534/0x8c8 [ 74.608646][ T5036] invoke_syscall+0x98/0x2b8 [ 74.609424][ T5036] el0_svc_common+0x138/0x258 [ 74.610197][ T5036] do_el0_svc+0x58/0x14c [ 74.610885][ T5036] el0_svc+0x78/0x1e0 [ 74.611522][ T5036] el0t_64_sync_handler+0xcc/0xe4 [ 74.612317][ T5036] el0t_64_sync+0x1a0/0x1a4 [ 74.657985][ T4929] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 10 /dev/loop0 scanned by udevd (4929) [ 74.757348][ T5058] loop0: detected capacity change from 0 to 32768 [ 74.866288][ T5058] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 74.867734][ T5058] BTRFS info (device loop0): using free space tree [ 74.868766][ T5058] BTRFS info (device loop0): has skinny extents [ 74.880083][ T5058] BTRFS info (device loop0): enabling ssd optimizations [ 74.892217][ T5058] FAULT_INJECTION: forcing a failure. [ 74.892217][ T5058] name failslab, interval 1, probability 0, space 0, times 0 [ 74.894076][ T5058] CPU: 1 PID: 5058 Comm: syz.0.21 Tainted: G W syzkaller #0 [ 74.895478][ T5058] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 74.897075][ T5058] Call trace: [ 74.897566][ T5058] dump_backtrace+0x0/0x43c [ 74.898280][ T5058] show_stack+0x2c/0x3c [ 74.898938][ T5058] __dump_stack+0x30/0x40 [ 74.899625][ T5058] dump_stack_lvl+0xf8/0x160 [ 74.900318][ T5058] dump_stack+0x1c/0x5c [ 74.900936][ T5058] should_fail+0x3c0/0x51c [ 74.901615][ T5058] __should_failslab+0xbc/0x10c [ 74.902334][ T5058] should_failslab+0x10/0x28 [ 74.903073][ T5058] slab_pre_alloc_hook+0x64/0xec [ 74.903917][ T5058] kmem_cache_alloc+0x94/0x3e4 [ 74.904683][ T5058] btrfs_add_delayed_data_ref+0x3bc/0xd0c [ 74.905583][ T5058] btrfs_inc_extent_ref+0x100/0x198 [ 74.906425][ T5058] btrfs_insert_replace_extent+0x660/0x970 [ 74.907423][ T5058] btrfs_replace_file_extents+0xa68/0x1290 [ 74.908277][ T5058] btrfs_clone+0xb30/0x1b24 [ 74.908957][ T5058] btrfs_clone_files+0x278/0x320 [ 74.909791][ T5058] btrfs_remap_file_range+0x488/0xb9c [ 74.910637][ T5058] vfs_copy_file_range+0xaa0/0x10ec [ 74.911479][ T5058] __arm64_sys_copy_file_range+0x534/0x8c8 [ 74.912426][ T5058] invoke_syscall+0x98/0x2b8 [ 74.913164][ T5058] el0_svc_common+0x138/0x258 [ 74.913900][ T5058] do_el0_svc+0x58/0x14c [ 74.914499][ T5058] el0_svc+0x78/0x1e0 [ 74.915143][ T5058] el0t_64_sync_handler+0xcc/0xe4 [ 74.915891][ T5058] el0t_64_sync+0x1a0/0x1a4 [ 74.919741][ T5058] ------------[ cut here ]------------ [ 74.920741][ T5058] WARNING: CPU: 1 PID: 5058 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 74.922206][ T5058] Modules linked in: [ 74.922812][ T5058] CPU: 1 PID: 5058 Comm: syz.0.21 Tainted: G W syzkaller #0 [ 74.924082][ T5058] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 74.925543][ T5058] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 74.926787][ T5058] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 74.927662][ T5058] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 74.928569][ T5058] sp : ffff800020017420 [ 74.929164][ T5058] x29: ffff800020017540 x28: 000000000001afff x27: 000000000000e000 [ 74.930389][ T5058] x26: dfff800000000000 x25: ffff0000d2c96000 x24: ffff0000e1a0ebf0 [ 74.931654][ T5058] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000de947268 [ 74.932990][ T5058] x20: ffff0000de947210 x19: 1fffe0001bd28e4d x18: 0000000000000001 [ 74.934243][ T5058] x17: 0000000000000000 x16: ffff8000111cbe1c x15: 00000000ffffffff [ 74.935590][ T5058] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 74.936923][ T5058] x11: 0000000000000000 x10: 0000000000000000 x9 : b9cd3aaedf625f00 [ 74.938320][ T5058] x8 : b9cd3aaedf625f00 x7 : 0000000000000001 x6 : 0000000000000001 [ 74.939630][ T5058] x5 : ffff800020016d18 x4 : ffff80001425f420 x3 : ffff800008504400 [ 74.941023][ T5058] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 74.942203][ T5058] Call trace: [ 74.942718][ T5058] btrfs_replace_file_extents+0xcc4/0x1290 [ 74.943659][ T5058] btrfs_clone+0xb30/0x1b24 [ 74.944397][ T5058] btrfs_clone_files+0x278/0x320 [ 74.945185][ T5058] btrfs_remap_file_range+0x488/0xb9c [ 74.946065][ T5058] vfs_copy_file_range+0xaa0/0x10ec [ 74.946847][ T5058] __arm64_sys_copy_file_range+0x534/0x8c8 [ 74.947755][ T5058] invoke_syscall+0x98/0x2b8 [ 74.948513][ T5058] el0_svc_common+0x138/0x258 [ 74.949308][ T5058] do_el0_svc+0x58/0x14c [ 74.950042][ T5058] el0_svc+0x78/0x1e0 [ 74.950746][ T5058] el0t_64_sync_handler+0xcc/0xe4 [ 74.951578][ T5058] el0t_64_sync+0x1a0/0x1a4 [ 74.952358][ T5058] irq event stamp: 80054 [ 74.953033][ T5058] hardirqs last enabled at (80053): [] __up_console_sem+0xb4/0x100 [ 74.954477][ T5058] hardirqs last disabled at (80054): [] el1_dbg+0x24/0x80 [ 74.955840][ T5058] softirqs last enabled at (80032): [] handle_softirqs+0xa4c/0xbf0 [ 74.957466][ T5058] softirqs last disabled at (80015): [] __irq_exit_rcu+0x240/0x440 [ 74.959025][ T5058] ---[ end trace 0731610a73c135e4 ]--- [ 74.962150][ T5058] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 74.963716][ T5058] BTRFS info (device loop0): forced readonly [ 75.116108][ T5081] loop0: detected capacity change from 0 to 32768 [ 75.163297][ T5081] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.22 (5081) [ 75.170605][ T5081] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 75.172028][ T5081] BTRFS info (device loop0): using free space tree [ 75.173007][ T5081] BTRFS info (device loop0): has skinny extents [ 75.181330][ T5081] BTRFS info (device loop0): enabling ssd optimizations [ 75.188687][ T5081] FAULT_INJECTION: forcing a failure. [ 75.188687][ T5081] name failslab, interval 1, probability 0, space 0, times 0 [ 75.190739][ T5081] CPU: 0 PID: 5081 Comm: syz.0.22 Tainted: G W syzkaller #0 [ 75.192091][ T5081] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 75.193597][ T5081] Call trace: [ 75.194146][ T5081] dump_backtrace+0x0/0x43c [ 75.194924][ T5081] show_stack+0x2c/0x3c [ 75.195557][ T5081] __dump_stack+0x30/0x40 [ 75.196228][ T5081] dump_stack_lvl+0xf8/0x160 [ 75.196975][ T5081] dump_stack+0x1c/0x5c [ 75.197625][ T5081] should_fail+0x3c0/0x51c [ 75.198376][ T5081] __should_failslab+0xbc/0x10c [ 75.199140][ T5081] should_failslab+0x10/0x28 [ 75.199831][ T5081] slab_pre_alloc_hook+0x64/0xec [ 75.200534][ T5081] kmem_cache_alloc+0x94/0x3e4 [ 75.201290][ T5081] btrfs_add_delayed_data_ref+0x3bc/0xd0c [ 75.202144][ T5081] btrfs_inc_extent_ref+0x100/0x198 [ 75.202911][ T5081] btrfs_insert_replace_extent+0x660/0x970 [ 75.203770][ T5081] btrfs_replace_file_extents+0xa68/0x1290 [ 75.204651][ T5081] btrfs_clone+0xb30/0x1b24 [ 75.205328][ T5081] btrfs_clone_files+0x278/0x320 [ 75.206025][ T5081] btrfs_remap_file_range+0x488/0xb9c [ 75.206792][ T5081] vfs_copy_file_range+0xaa0/0x10ec [ 75.207576][ T5081] __arm64_sys_copy_file_range+0x534/0x8c8 [ 75.208473][ T5081] invoke_syscall+0x98/0x2b8 [ 75.209139][ T5081] el0_svc_common+0x138/0x258 [ 75.209834][ T5081] do_el0_svc+0x58/0x14c [ 75.210478][ T5081] el0_svc+0x78/0x1e0 [ 75.211102][ T5081] el0t_64_sync_handler+0xcc/0xe4 [ 75.211917][ T5081] el0t_64_sync+0x1a0/0x1a4 [ 75.212808][ T5081] ------------[ cut here ]------------ [ 75.213760][ T5081] WARNING: CPU: 0 PID: 5081 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 75.215312][ T5081] Modules linked in: [ 75.215933][ T5081] CPU: 0 PID: 5081 Comm: syz.0.22 Tainted: G W syzkaller #0 [ 75.217252][ T5081] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 75.218942][ T5081] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 75.220180][ T5081] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 75.221155][ T5081] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 75.222142][ T5081] sp : ffff8000203a7420 [ 75.222814][ T5081] x29: ffff8000203a7540 x28: 000000000001afff x27: 000000000000e000 [ 75.224068][ T5081] x26: dfff800000000000 x25: ffff0000c2f66000 x24: ffff0000e1a9c4b0 [ 75.225327][ T5081] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000deaa4f78 [ 75.226664][ T5081] x20: ffff0000deaa4f20 x19: 1fffe0001bd549ef x18: 0000000000000001 [ 75.227971][ T5081] x17: 0000000000000000 x16: ffff800008302168 x15: 00000000ffffffff [ 75.229291][ T5081] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 75.230434][ T5081] x11: 0000000000000000 x10: 0000000000000000 x9 : 3733db8dbd81c500 [ 75.231638][ T5081] x8 : 3733db8dbd81c500 x7 : 0000000000000001 x6 : 0000000000000001 [ 75.232771][ T5081] x5 : ffff8000203a6d18 x4 : ffff80001425f420 x3 : ffff800008302278 [ 75.234052][ T5081] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 75.235440][ T5081] Call trace: [ 75.236010][ T5081] btrfs_replace_file_extents+0xcc4/0x1290 [ 75.236962][ T5081] btrfs_clone+0xb30/0x1b24 [ 75.237731][ T5081] btrfs_clone_files+0x278/0x320 [ 75.238533][ T5081] btrfs_remap_file_range+0x488/0xb9c [ 75.239398][ T5081] vfs_copy_file_range+0xaa0/0x10ec [ 75.240186][ T5081] __arm64_sys_copy_file_range+0x534/0x8c8 [ 75.241037][ T5081] invoke_syscall+0x98/0x2b8 [ 75.241679][ T5081] el0_svc_common+0x138/0x258 [ 75.242343][ T5081] do_el0_svc+0x58/0x14c [ 75.243047][ T5081] el0_svc+0x78/0x1e0 [ 75.243645][ T5081] el0t_64_sync_handler+0xcc/0xe4 [ 75.244376][ T5081] el0t_64_sync+0x1a0/0x1a4 [ 75.245030][ T5081] irq event stamp: 80150 [ 75.245642][ T5081] hardirqs last enabled at (80149): [] __up_console_sem+0xb4/0x100 [ 75.247109][ T5081] hardirqs last disabled at (80150): [] el1_dbg+0x24/0x80 [ 75.248443][ T5081] softirqs last enabled at (80132): [] handle_softirqs+0xa4c/0xbf0 [ 75.249759][ T5081] softirqs last disabled at (80109): [] __irq_exit_rcu+0x240/0x440 [ 75.251105][ T5081] ---[ end trace 0731610a73c135e5 ]--- [ 75.252861][ T5081] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 75.254406][ T5081] BTRFS info (device loop0): forced readonly [ 75.410360][ T5104] loop0: detected capacity change from 0 to 32768 [ 75.417979][ T5104] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.23 (5104) [ 75.421950][ T5104] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 75.423301][ T5104] BTRFS info (device loop0): using free space tree [ 75.424275][ T5104] BTRFS info (device loop0): has skinny extents [ 75.439065][ T5104] BTRFS info (device loop0): enabling ssd optimizations [ 75.446485][ T5104] FAULT_INJECTION: forcing a failure. [ 75.446485][ T5104] name failslab, interval 1, probability 0, space 0, times 0 [ 75.448563][ T5104] CPU: 1 PID: 5104 Comm: syz.0.23 Tainted: G W syzkaller #0 [ 75.449831][ T5104] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 75.451250][ T5104] Call trace: [ 75.451727][ T5104] dump_backtrace+0x0/0x43c [ 75.452354][ T5104] show_stack+0x2c/0x3c [ 75.452982][ T5104] __dump_stack+0x30/0x40 [ 75.453637][ T5104] dump_stack_lvl+0xf8/0x160 [ 75.454369][ T5104] dump_stack+0x1c/0x5c [ 75.455030][ T5104] should_fail+0x3c0/0x51c [ 75.455736][ T5104] __should_failslab+0xbc/0x10c [ 75.456526][ T5104] should_failslab+0x10/0x28 [ 75.457275][ T5104] slab_pre_alloc_hook+0x64/0xec [ 75.458074][ T5104] kmem_cache_alloc+0x94/0x3e4 [ 75.458858][ T5104] btrfs_add_delayed_data_ref+0x3bc/0xd0c [ 75.459767][ T5104] btrfs_inc_extent_ref+0x100/0x198 [ 75.460569][ T5104] btrfs_insert_replace_extent+0x660/0x970 [ 75.461475][ T5104] btrfs_replace_file_extents+0xa68/0x1290 [ 75.462444][ T5104] btrfs_clone+0xb30/0x1b24 [ 75.463109][ T5104] btrfs_clone_files+0x278/0x320 [ 75.463884][ T5104] btrfs_remap_file_range+0x488/0xb9c [ 75.464777][ T5104] vfs_copy_file_range+0xaa0/0x10ec [ 75.465578][ T5104] __arm64_sys_copy_file_range+0x534/0x8c8 [ 75.466521][ T5104] invoke_syscall+0x98/0x2b8 [ 75.467298][ T5104] el0_svc_common+0x138/0x258 [ 75.468007][ T5104] do_el0_svc+0x58/0x14c [ 75.468691][ T5104] el0_svc+0x78/0x1e0 [ 75.469299][ T5104] el0t_64_sync_handler+0xcc/0xe4 [ 75.470066][ T5104] el0t_64_sync+0x1a0/0x1a4 [ 75.475045][ T5104] ------------[ cut here ]------------ [ 75.476080][ T5104] WARNING: CPU: 1 PID: 5104 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 75.477572][ T5104] Modules linked in: [ 75.478165][ T5104] CPU: 1 PID: 5104 Comm: syz.0.23 Tainted: G W syzkaller #0 [ 75.479380][ T5104] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 75.480998][ T5104] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 75.482213][ T5104] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 75.483091][ T5104] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 75.483995][ T5104] sp : ffff8000203a7420 [ 75.484576][ T5104] x29: ffff8000203a7540 x28: 000000000001afff x27: 000000000000e000 [ 75.485753][ T5104] x26: dfff800000000000 x25: ffff0000dd95a000 x24: ffff0000ed0809d0 [ 75.486954][ T5104] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000de9477e8 [ 75.488229][ T5104] x20: ffff0000de947790 x19: 1fffe0001bd28efd x18: 0000000000000001 [ 75.489558][ T5104] x17: 0000000000000000 x16: ffff8000111cbe1c x15: 00000000ffffffff [ 75.490837][ T5104] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 75.491960][ T5104] x11: 0000000000000000 x10: 0000000000000000 x9 : 15abed4de631e300 [ 75.493094][ T5104] x8 : 15abed4de631e300 x7 : 0000000000000001 x6 : 0000000000000001 [ 75.494254][ T5104] x5 : ffff8000203a6d18 x4 : ffff80001425f420 x3 : ffff800008504400 [ 75.495435][ T5104] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 75.496615][ T5104] Call trace: [ 75.497135][ T5104] btrfs_replace_file_extents+0xcc4/0x1290 [ 75.498033][ T5104] btrfs_clone+0xb30/0x1b24 [ 75.498750][ T5104] btrfs_clone_files+0x278/0x320 [ 75.499475][ T5104] btrfs_remap_file_range+0x488/0xb9c [ 75.500315][ T5104] vfs_copy_file_range+0xaa0/0x10ec [ 75.501153][ T5104] __arm64_sys_copy_file_range+0x534/0x8c8 [ 75.502086][ T5104] invoke_syscall+0x98/0x2b8 [ 75.502824][ T5104] el0_svc_common+0x138/0x258 [ 75.503544][ T5104] do_el0_svc+0x58/0x14c [ 75.504205][ T5104] el0_svc+0x78/0x1e0 [ 75.504841][ T5104] el0t_64_sync_handler+0xcc/0xe4 [ 75.505591][ T5104] el0t_64_sync+0x1a0/0x1a4 [ 75.506321][ T5104] irq event stamp: 79938 [ 75.507006][ T5104] hardirqs last enabled at (79937): [] __up_console_sem+0xb4/0x100 [ 75.508598][ T5104] hardirqs last disabled at (79938): [] el1_dbg+0x24/0x80 [ 75.509944][ T5104] softirqs last enabled at (79912): [] handle_softirqs+0xa4c/0xbf0 [ 75.511348][ T5104] softirqs last disabled at (79863): [] __irq_exit_rcu+0x240/0x440 [ 75.512928][ T5104] ---[ end trace 0731610a73c135e6 ]--- [ 75.516923][ T5104] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 75.518464][ T5104] BTRFS info (device loop0): forced readonly [ 75.724212][ T5126] loop0: detected capacity change from 0 to 32768 [ 75.802644][ T5126] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.24 (5126) [ 75.807815][ T5126] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 75.809276][ T5126] BTRFS info (device loop0): using free space tree [ 75.810321][ T5126] BTRFS info (device loop0): has skinny extents [ 75.826138][ T5126] BTRFS info (device loop0): enabling ssd optimizations [ 75.832366][ T5126] FAULT_INJECTION: forcing a failure. [ 75.832366][ T5126] name failslab, interval 1, probability 0, space 0, times 0 [ 75.834348][ T5126] CPU: 1 PID: 5126 Comm: syz.0.24 Tainted: G W syzkaller #0 [ 75.835806][ T5126] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 75.837442][ T5126] Call trace: [ 75.837967][ T5126] dump_backtrace+0x0/0x43c [ 75.838745][ T5126] show_stack+0x2c/0x3c [ 75.839417][ T5126] __dump_stack+0x30/0x40 [ 75.840105][ T5126] dump_stack_lvl+0xf8/0x160 [ 75.840829][ T5126] dump_stack+0x1c/0x5c [ 75.841446][ T5126] should_fail+0x3c0/0x51c [ 75.842115][ T5126] __should_failslab+0xbc/0x10c [ 75.842797][ T5126] should_failslab+0x10/0x28 [ 75.843417][ T5126] slab_pre_alloc_hook+0x64/0xec [ 75.844131][ T5126] kmem_cache_alloc+0x94/0x3e4 [ 75.844810][ T5126] alloc_extent_state+0x38/0x430 [ 75.845539][ T5126] __clear_extent_bit+0x1f4/0xb44 [ 75.846345][ T5126] clear_extent_bit+0x68/0x8c [ 75.847102][ T5126] btrfs_clone_files+0x29c/0x320 [ 75.847884][ T5126] btrfs_remap_file_range+0x488/0xb9c [ 75.848706][ T5126] vfs_copy_file_range+0xaa0/0x10ec [ 75.849516][ T5126] __arm64_sys_copy_file_range+0x534/0x8c8 [ 75.850404][ T5126] invoke_syscall+0x98/0x2b8 [ 75.851121][ T5126] el0_svc_common+0x138/0x258 [ 75.851840][ T5126] do_el0_svc+0x58/0x14c [ 75.852535][ T5126] el0_svc+0x78/0x1e0 [ 75.853142][ T5126] el0t_64_sync_handler+0xcc/0xe4 [ 75.853911][ T5126] el0t_64_sync+0x1a0/0x1a4 [ 75.856543][ T9] device hsr_slave_0 left promiscuous mode [ 75.895290][ T9] device hsr_slave_1 left promiscuous mode [ 75.898354][ T4929] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 10 /dev/loop0 scanned by udevd (4929) [ 75.955173][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 75.956525][ T9] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 75.958042][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 75.959173][ T9] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 75.964833][ T9] device bridge_slave_1 left promiscuous mode [ 75.965930][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 76.004149][ T5147] loop0: detected capacity change from 0 to 32768 [ 76.024584][ T4927] Bluetooth: hci0: command 0x0419 tx timeout [ 76.026154][ T9] device bridge_slave_0 left promiscuous mode [ 76.027186][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 76.050975][ T5147] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 76.052591][ T5147] BTRFS info (device loop0): using free space tree [ 76.053622][ T5147] BTRFS info (device loop0): has skinny extents [ 76.061258][ T5147] BTRFS info (device loop0): enabling ssd optimizations [ 76.071084][ T5147] FAULT_INJECTION: forcing a failure. [ 76.071084][ T5147] name failslab, interval 1, probability 0, space 0, times 0 [ 76.073037][ T5147] CPU: 0 PID: 5147 Comm: syz.0.25 Tainted: G W syzkaller #0 [ 76.074291][ T5147] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 76.076015][ T5147] Call trace: [ 76.076540][ T5147] dump_backtrace+0x0/0x43c [ 76.077337][ T5147] show_stack+0x2c/0x3c [ 76.078040][ T5147] __dump_stack+0x30/0x40 [ 76.078788][ T5147] dump_stack_lvl+0xf8/0x160 [ 76.079459][ T5147] dump_stack+0x1c/0x5c [ 76.080131][ T5147] should_fail+0x3c0/0x51c [ 76.080831][ T5147] __should_failslab+0xbc/0x10c [ 76.081551][ T5147] should_failslab+0x10/0x28 [ 76.082313][ T5147] slab_pre_alloc_hook+0x64/0xec [ 76.083138][ T5147] kmem_cache_alloc+0x94/0x3e4 [ 76.083936][ T5147] btrfs_add_delayed_data_ref+0x3bc/0xd0c [ 76.084864][ T5147] btrfs_inc_extent_ref+0x100/0x198 [ 76.085656][ T5147] btrfs_insert_replace_extent+0x660/0x970 [ 76.086647][ T5147] btrfs_replace_file_extents+0xa68/0x1290 [ 76.087583][ T5147] btrfs_clone+0xb30/0x1b24 [ 76.088313][ T5147] btrfs_clone_files+0x278/0x320 [ 76.089067][ T5147] btrfs_remap_file_range+0x488/0xb9c [ 76.089862][ T5147] vfs_copy_file_range+0xaa0/0x10ec [ 76.090617][ T5147] __arm64_sys_copy_file_range+0x534/0x8c8 [ 76.091472][ T5147] invoke_syscall+0x98/0x2b8 [ 76.092187][ T5147] el0_svc_common+0x138/0x258 [ 76.092963][ T5147] do_el0_svc+0x58/0x14c [ 76.093647][ T5147] el0_svc+0x78/0x1e0 [ 76.094264][ T5147] el0t_64_sync_handler+0xcc/0xe4 [ 76.095108][ T5147] el0t_64_sync+0x1a0/0x1a4 [ 76.097630][ T5147] ------------[ cut here ]------------ [ 76.098619][ T5147] WARNING: CPU: 0 PID: 5147 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 76.100142][ T5147] Modules linked in: [ 76.100718][ T5147] CPU: 0 PID: 5147 Comm: syz.0.25 Tainted: G W syzkaller #0 [ 76.101985][ T5147] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 76.103409][ T5147] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 76.104472][ T5147] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 76.105448][ T5147] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 76.106414][ T5147] sp : ffff8000203a7420 [ 76.106999][ T5147] x29: ffff8000203a7540 x28: 000000000001afff x27: 000000000000e000 [ 76.108162][ T5147] x26: dfff800000000000 x25: ffff0000c2162000 x24: ffff0000ed0844b0 [ 76.109411][ T5147] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000deb38478 [ 76.110675][ T5147] x20: ffff0000deb38420 x19: 1fffe0001bd6708f x18: 0000000000000001 [ 76.112003][ T5147] x17: 0000000000000000 x16: ffff8000111cbe1c x15: 00000000ffffffff [ 76.113371][ T5147] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 76.114666][ T5147] x11: 0000000000000000 x10: 0000000000000000 x9 : 1e90fe947febfb00 [ 76.115958][ T5147] x8 : 1e90fe947febfb00 x7 : 0000000000000001 x6 : 0000000000000001 [ 76.117285][ T5147] x5 : ffff8000203a6d18 x4 : ffff80001425f420 x3 : ffff800008504400 [ 76.118634][ T5147] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 76.119888][ T5147] Call trace: [ 76.120409][ T5147] btrfs_replace_file_extents+0xcc4/0x1290 [ 76.121343][ T5147] btrfs_clone+0xb30/0x1b24 [ 76.122074][ T5147] btrfs_clone_files+0x278/0x320 [ 76.122875][ T5147] btrfs_remap_file_range+0x488/0xb9c [ 76.123747][ T5147] vfs_copy_file_range+0xaa0/0x10ec [ 76.124520][ T5147] __arm64_sys_copy_file_range+0x534/0x8c8 [ 76.125459][ T5147] invoke_syscall+0x98/0x2b8 [ 76.126188][ T5147] el0_svc_common+0x138/0x258 [ 76.126887][ T5147] do_el0_svc+0x58/0x14c [ 76.127548][ T5147] el0_svc+0x78/0x1e0 [ 76.128119][ T5147] el0t_64_sync_handler+0xcc/0xe4 [ 76.128928][ T5147] el0t_64_sync+0x1a0/0x1a4 [ 76.129691][ T5147] irq event stamp: 79938 [ 76.130279][ T5147] hardirqs last enabled at (79937): [] __up_console_sem+0xb4/0x100 [ 76.131747][ T5147] hardirqs last disabled at (79938): [] el1_dbg+0x24/0x80 [ 76.133122][ T5147] softirqs last enabled at (79916): [] handle_softirqs+0xa4c/0xbf0 [ 76.134632][ T5147] softirqs last disabled at (79869): [] __irq_exit_rcu+0x240/0x440 [ 76.136066][ T5147] ---[ end trace 0731610a73c135e7 ]--- [ 76.139323][ T5147] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 76.140849][ T5147] BTRFS info (device loop0): forced readonly [ 76.186044][ T9] device veth1_macvtap left promiscuous mode [ 76.187139][ T9] device veth0_macvtap left promiscuous mode [ 76.188148][ T9] device veth1_vlan left promiscuous mode [ 76.189069][ T9] device veth0_vlan left promiscuous mode [ 76.296773][ T5170] loop0: detected capacity change from 0 to 32768 [ 76.305455][ T5170] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.26 (5170) [ 76.312284][ T9] team0 (unregistering): Port device team_slave_1 removed [ 76.315012][ T5170] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 76.317374][ T9] team0 (unregistering): Port device team_slave_0 removed [ 76.318160][ T5170] BTRFS info (device loop0): using free space tree [ 76.319437][ T5170] BTRFS info (device loop0): has skinny extents [ 76.320989][ T9] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 76.340499][ T5170] BTRFS info (device loop0): enabling ssd optimizations [ 76.349058][ T5170] FAULT_INJECTION: forcing a failure. [ 76.349058][ T5170] name failslab, interval 1, probability 0, space 0, times 0 [ 76.351250][ T5170] CPU: 0 PID: 5170 Comm: syz.0.26 Tainted: G W syzkaller #0 [ 76.352611][ T5170] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 76.354164][ T5170] Call trace: [ 76.354658][ T5170] dump_backtrace+0x0/0x43c [ 76.355355][ T5170] show_stack+0x2c/0x3c [ 76.356022][ T5170] __dump_stack+0x30/0x40 [ 76.356688][ T5170] dump_stack_lvl+0xf8/0x160 [ 76.357429][ T5170] dump_stack+0x1c/0x5c [ 76.358121][ T5170] should_fail+0x3c0/0x51c [ 76.358870][ T5170] __should_failslab+0xbc/0x10c [ 76.359652][ T5170] should_failslab+0x10/0x28 [ 76.360351][ T5170] slab_pre_alloc_hook+0x64/0xec [ 76.361157][ T5170] kmem_cache_alloc+0x94/0x3e4 [ 76.361842][ T5170] btrfs_add_delayed_data_ref+0x164/0xd0c [ 76.362720][ T5170] btrfs_inc_extent_ref+0x100/0x198 [ 76.363576][ T5170] btrfs_insert_replace_extent+0x660/0x970 [ 76.364489][ T5170] btrfs_replace_file_extents+0xa68/0x1290 [ 76.365340][ T5170] btrfs_clone+0xb30/0x1b24 [ 76.365987][ T5170] btrfs_clone_files+0x278/0x320 [ 76.366679][ T5170] btrfs_remap_file_range+0x488/0xb9c [ 76.367543][ T5170] vfs_copy_file_range+0xaa0/0x10ec [ 76.368403][ T5170] __arm64_sys_copy_file_range+0x534/0x8c8 [ 76.369435][ T5170] invoke_syscall+0x98/0x2b8 [ 76.370211][ T5170] el0_svc_common+0x138/0x258 [ 76.370999][ T5170] do_el0_svc+0x58/0x14c [ 76.371719][ T5170] el0_svc+0x78/0x1e0 [ 76.372410][ T5170] el0t_64_sync_handler+0xcc/0xe4 [ 76.373281][ T5170] el0t_64_sync+0x1a0/0x1a4 [ 76.374314][ T9] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 76.377919][ T5170] ------------[ cut here ]------------ [ 76.378914][ T5170] WARNING: CPU: 0 PID: 5170 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 76.380474][ T5170] Modules linked in: [ 76.381064][ T5170] CPU: 0 PID: 5170 Comm: syz.0.26 Tainted: G W syzkaller #0 [ 76.382386][ T5170] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 76.383841][ T5170] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 76.384948][ T5170] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 76.385943][ T5170] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 76.386903][ T5170] sp : ffff800020a57420 [ 76.387575][ T5170] x29: ffff800020a57540 x28: 000000000001afff x27: 000000000000e000 [ 76.388854][ T5170] x26: dfff800000000000 x25: ffff0000d54a6000 x24: ffff0000e1a9ebf0 [ 76.390030][ T5170] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000deb38948 [ 76.391391][ T5170] x20: ffff0000deb388f0 x19: 1fffe0001bd67129 x18: 0000000000000001 [ 76.392668][ T5170] x17: 0000000000000000 x16: ffff8000111cbe1c x15: 00000000ffffffff [ 76.393771][ T5170] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 76.394976][ T5170] x11: 0000000000000000 x10: 0000000000000000 x9 : 88d9eb384a083e00 [ 76.396133][ T5170] x8 : 88d9eb384a083e00 x7 : 0000000000000001 x6 : 0000000000000001 [ 76.397306][ T5170] x5 : ffff800020a56d18 x4 : ffff80001425f420 x3 : ffff800008504400 [ 76.398462][ T5170] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 76.399617][ T5170] Call trace: [ 76.400081][ T5170] btrfs_replace_file_extents+0xcc4/0x1290 [ 76.401011][ T5170] btrfs_clone+0xb30/0x1b24 [ 76.401641][ T5170] btrfs_clone_files+0x278/0x320 [ 76.402422][ T5170] btrfs_remap_file_range+0x488/0xb9c [ 76.403307][ T5170] vfs_copy_file_range+0xaa0/0x10ec [ 76.404136][ T5170] __arm64_sys_copy_file_range+0x534/0x8c8 [ 76.405082][ T5170] invoke_syscall+0x98/0x2b8 [ 76.405857][ T5170] el0_svc_common+0x138/0x258 [ 76.406521][ T5170] do_el0_svc+0x58/0x14c [ 76.407192][ T5170] el0_svc+0x78/0x1e0 [ 76.407819][ T5170] el0t_64_sync_handler+0xcc/0xe4 [ 76.408654][ T5170] el0t_64_sync+0x1a0/0x1a4 [ 76.409417][ T5170] irq event stamp: 79806 [ 76.410066][ T5170] hardirqs last enabled at (79805): [] __up_console_sem+0xb4/0x100 [ 76.411600][ T5170] hardirqs last disabled at (79806): [] el1_dbg+0x24/0x80 [ 76.412985][ T5170] softirqs last enabled at (79786): [] handle_softirqs+0xa4c/0xbf0 [ 76.414545][ T5170] softirqs last disabled at (79761): [] __irq_exit_rcu+0x240/0x440 [ 76.416110][ T5170] ---[ end trace 0731610a73c135e8 ]--- [ 76.420482][ T5170] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 76.422010][ T5170] BTRFS info (device loop0): forced readonly [ 76.488251][ T9] bond0 (unregistering): Released all slaves [ 76.596477][ T5191] loop0: detected capacity change from 0 to 32768 [ 76.678822][ T5191] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.27 (5191) [ 76.682825][ T5191] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 76.684286][ T5191] BTRFS info (device loop0): using free space tree [ 76.685648][ T5191] BTRFS info (device loop0): has skinny extents [ 76.692648][ T5191] BTRFS info (device loop0): enabling ssd optimizations [ 76.699310][ T5191] FAULT_INJECTION: forcing a failure. [ 76.699310][ T5191] name failslab, interval 1, probability 0, space 0, times 0 [ 76.701365][ T5191] CPU: 1 PID: 5191 Comm: syz.0.27 Tainted: G W syzkaller #0 [ 76.702708][ T5191] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 76.704168][ T5191] Call trace: [ 76.704659][ T5191] dump_backtrace+0x0/0x43c [ 76.705392][ T5191] show_stack+0x2c/0x3c [ 76.706065][ T5191] __dump_stack+0x30/0x40 [ 76.706701][ T5191] dump_stack_lvl+0xf8/0x160 [ 76.707380][ T5191] dump_stack+0x1c/0x5c [ 76.708005][ T5191] should_fail+0x3c0/0x51c [ 76.708698][ T5191] __should_failslab+0xbc/0x10c [ 76.709376][ T5191] should_failslab+0x10/0x28 [ 76.710128][ T5191] slab_pre_alloc_hook+0x64/0xec [ 76.710947][ T5191] kmem_cache_alloc+0x94/0x3e4 [ 76.711697][ T5191] alloc_extent_state+0x38/0x430 [ 76.712479][ T5191] __clear_extent_bit+0x1f4/0xb44 [ 76.713318][ T5191] clear_extent_bit+0x68/0x8c [ 76.714080][ T5191] btrfs_clone_files+0x29c/0x320 [ 76.714845][ T5191] btrfs_remap_file_range+0x488/0xb9c [ 76.715731][ T5191] vfs_copy_file_range+0xaa0/0x10ec [ 76.716551][ T5191] __arm64_sys_copy_file_range+0x534/0x8c8 [ 76.717409][ T5191] invoke_syscall+0x98/0x2b8 [ 76.718074][ T5191] el0_svc_common+0x138/0x258 [ 76.718815][ T5191] do_el0_svc+0x58/0x14c [ 76.719526][ T5191] el0_svc+0x78/0x1e0 [ 76.720128][ T5191] el0t_64_sync_handler+0xcc/0xe4 [ 76.720893][ T5191] el0t_64_sync+0x1a0/0x1a4 [ 76.863110][ T5212] loop0: detected capacity change from 0 to 32768 [ 76.938922][ T5212] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.28 (5212) [ 76.942544][ T5212] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 76.943953][ T5212] BTRFS info (device loop0): using free space tree [ 76.945102][ T5212] BTRFS info (device loop0): has skinny extents [ 76.964606][ T5212] BTRFS info (device loop0): enabling ssd optimizations [ 76.971289][ T5212] FAULT_INJECTION: forcing a failure. [ 76.971289][ T5212] name failslab, interval 1, probability 0, space 0, times 0 [ 76.973320][ T5212] CPU: 1 PID: 5212 Comm: syz.0.28 Tainted: G W syzkaller #0 [ 76.974642][ T5212] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 76.976259][ T5212] Call trace: [ 76.976813][ T5212] dump_backtrace+0x0/0x43c [ 76.977586][ T5212] show_stack+0x2c/0x3c [ 76.978285][ T5212] __dump_stack+0x30/0x40 [ 76.979010][ T5212] dump_stack_lvl+0xf8/0x160 [ 76.979777][ T5212] dump_stack+0x1c/0x5c [ 76.980464][ T5212] should_fail+0x3c0/0x51c [ 76.981190][ T5212] __should_failslab+0xbc/0x10c [ 76.981931][ T5212] should_failslab+0x10/0x28 [ 76.982628][ T5212] slab_pre_alloc_hook+0x64/0xec [ 76.983412][ T5212] kmem_cache_alloc+0x94/0x3e4 [ 76.984190][ T5212] alloc_extent_state+0x38/0x430 [ 76.984982][ T5212] __clear_extent_bit+0x1f4/0xb44 [ 76.985742][ T5212] clear_extent_bit+0x68/0x8c [ 76.986451][ T5212] btrfs_clone_files+0x29c/0x320 [ 76.987297][ T5212] btrfs_remap_file_range+0x488/0xb9c [ 76.988139][ T5212] vfs_copy_file_range+0xaa0/0x10ec [ 76.988986][ T5212] __arm64_sys_copy_file_range+0x534/0x8c8 [ 76.989877][ T5212] invoke_syscall+0x98/0x2b8 [ 76.990629][ T5212] el0_svc_common+0x138/0x258 [ 76.991350][ T5212] do_el0_svc+0x58/0x14c [ 76.992072][ T5212] el0_svc+0x78/0x1e0 [ 76.992710][ T5212] el0t_64_sync_handler+0xcc/0xe4 [ 76.993474][ T5212] el0t_64_sync+0x1a0/0x1a4 [ 77.044268][ T4929] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 10 /dev/loop0 scanned by udevd (4929) [ 77.137885][ T5233] loop0: detected capacity change from 0 to 32768 [ 77.196681][ T5233] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 77.198103][ T5233] BTRFS info (device loop0): using free space tree [ 77.199056][ T5233] BTRFS info (device loop0): has skinny extents [ 77.210499][ T5233] BTRFS info (device loop0): enabling ssd optimizations [ 77.218280][ T5233] FAULT_INJECTION: forcing a failure. [ 77.218280][ T5233] name failslab, interval 1, probability 0, space 0, times 0 [ 77.220361][ T5233] CPU: 0 PID: 5233 Comm: syz.0.29 Tainted: G W syzkaller #0 [ 77.221773][ T5233] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 77.223399][ T5233] Call trace: [ 77.223929][ T5233] dump_backtrace+0x0/0x43c [ 77.224601][ T5233] show_stack+0x2c/0x3c [ 77.225277][ T5233] __dump_stack+0x30/0x40 [ 77.225991][ T5233] dump_stack_lvl+0xf8/0x160 [ 77.226653][ T5233] dump_stack+0x1c/0x5c [ 77.227184][ T5233] should_fail+0x3c0/0x51c [ 77.227801][ T5233] __should_failslab+0xbc/0x10c [ 77.228587][ T5233] should_failslab+0x10/0x28 [ 77.229287][ T5233] slab_pre_alloc_hook+0x64/0xec [ 77.230061][ T5233] kmem_cache_alloc+0x94/0x3e4 [ 77.230841][ T5233] btrfs_add_delayed_data_ref+0x3bc/0xd0c [ 77.231652][ T5233] btrfs_inc_extent_ref+0x100/0x198 [ 77.232450][ T5233] btrfs_insert_replace_extent+0x660/0x970 [ 77.233304][ T5233] btrfs_replace_file_extents+0xa68/0x1290 [ 77.234198][ T5233] btrfs_clone+0xb30/0x1b24 [ 77.234848][ T5233] btrfs_clone_files+0x278/0x320 [ 77.235578][ T5233] btrfs_remap_file_range+0x488/0xb9c [ 77.236435][ T5233] vfs_copy_file_range+0xaa0/0x10ec [ 77.237236][ T5233] __arm64_sys_copy_file_range+0x534/0x8c8 [ 77.238108][ T5233] invoke_syscall+0x98/0x2b8 [ 77.238826][ T5233] el0_svc_common+0x138/0x258 [ 77.239547][ T5233] do_el0_svc+0x58/0x14c [ 77.240239][ T5233] el0_svc+0x78/0x1e0 [ 77.240848][ T5233] el0t_64_sync_handler+0xcc/0xe4 [ 77.241700][ T5233] el0t_64_sync+0x1a0/0x1a4 [ 77.244855][ T5233] ------------[ cut here ]------------ [ 77.245872][ T5233] WARNING: CPU: 1 PID: 5233 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 77.247339][ T5233] Modules linked in: [ 77.248012][ T5233] CPU: 1 PID: 5233 Comm: syz.0.29 Tainted: G W syzkaller #0 [ 77.249404][ T5233] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 77.251045][ T5233] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 77.252216][ T5233] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 77.253202][ T5233] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 77.254085][ T5233] sp : ffff800020a57420 [ 77.254711][ T5233] x29: ffff800020a57540 x28: 000000000001afff x27: 000000000000e000 [ 77.255983][ T5233] x26: dfff800000000000 x25: ffff0000d9748000 x24: ffff0000e19abae0 [ 77.257261][ T5233] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000deb38f78 [ 77.258471][ T5233] x20: ffff0000deb38f20 x19: 1fffe0001bd671ef x18: 0000000000000001 [ 77.259684][ T5233] x17: 0000000000000000 x16: ffff8000111cbe1c x15: 00000000ffffffff [ 77.260753][ T5233] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 77.261955][ T5233] x11: 0000000000000000 x10: 0000000000000000 x9 : 8edc94d7d3fadd00 [ 77.263195][ T5233] x8 : 8edc94d7d3fadd00 x7 : 0000000000000001 x6 : 0000000000000001 [ 77.264397][ T5233] x5 : ffff800020a56d18 x4 : ffff80001425f420 x3 : ffff800008504400 [ 77.265583][ T5233] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 77.266769][ T5233] Call trace: [ 77.267295][ T5233] btrfs_replace_file_extents+0xcc4/0x1290 [ 77.268134][ T5233] btrfs_clone+0xb30/0x1b24 [ 77.268800][ T5233] btrfs_clone_files+0x278/0x320 [ 77.269527][ T5233] btrfs_remap_file_range+0x488/0xb9c [ 77.270302][ T5233] vfs_copy_file_range+0xaa0/0x10ec [ 77.271076][ T5233] __arm64_sys_copy_file_range+0x534/0x8c8 [ 77.271936][ T5233] invoke_syscall+0x98/0x2b8 [ 77.272607][ T5233] el0_svc_common+0x138/0x258 [ 77.273313][ T5233] do_el0_svc+0x58/0x14c [ 77.273989][ T5233] el0_svc+0x78/0x1e0 [ 77.274581][ T5233] el0t_64_sync_handler+0xcc/0xe4 [ 77.275343][ T5233] el0t_64_sync+0x1a0/0x1a4 [ 77.276046][ T5233] irq event stamp: 79674 [ 77.276702][ T5233] hardirqs last enabled at (79673): [] __up_console_sem+0xb4/0x100 [ 77.278202][ T5233] hardirqs last disabled at (79674): [] el1_dbg+0x24/0x80 [ 77.279611][ T5233] softirqs last enabled at (79652): [] handle_softirqs+0xa4c/0xbf0 [ 77.281081][ T5233] softirqs last disabled at (79583): [] __irq_exit_rcu+0x240/0x440 [ 77.282548][ T5233] ---[ end trace 0731610a73c135e9 ]--- [ 77.284713][ T5233] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 77.286396][ T5233] BTRFS info (device loop0): forced readonly [ 77.435369][ T5256] loop0: detected capacity change from 0 to 32768 [ 77.489368][ T5256] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.30 (5256) [ 77.493753][ T5256] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 77.495413][ T5256] BTRFS info (device loop0): using free space tree [ 77.496361][ T5256] BTRFS info (device loop0): has skinny extents [ 77.504052][ T5256] BTRFS info (device loop0): enabling ssd optimizations [ 77.513408][ T5256] FAULT_INJECTION: forcing a failure. [ 77.513408][ T5256] name failslab, interval 1, probability 0, space 0, times 0 [ 77.516221][ T5256] CPU: 0 PID: 5256 Comm: syz.0.30 Tainted: G W syzkaller #0 [ 77.517513][ T5256] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 77.519105][ T5256] Call trace: [ 77.519657][ T5256] dump_backtrace+0x0/0x43c [ 77.520422][ T5256] show_stack+0x2c/0x3c [ 77.521054][ T5256] __dump_stack+0x30/0x40 [ 77.521793][ T5256] dump_stack_lvl+0xf8/0x160 [ 77.522583][ T5256] dump_stack+0x1c/0x5c [ 77.523288][ T5256] should_fail+0x3c0/0x51c [ 77.523992][ T5256] __should_failslab+0xbc/0x10c [ 77.524737][ T5256] should_failslab+0x10/0x28 [ 77.525447][ T5256] slab_pre_alloc_hook+0x64/0xec [ 77.526239][ T5256] kmem_cache_alloc+0x94/0x3e4 [ 77.526932][ T5256] alloc_extent_state+0x38/0x430 [ 77.527634][ T5256] __clear_extent_bit+0x1f4/0xb44 [ 77.528423][ T5256] clear_extent_bit+0x68/0x8c [ 77.529076][ T5256] btrfs_clone_files+0x29c/0x320 [ 77.529782][ T5256] btrfs_remap_file_range+0x488/0xb9c [ 77.530521][ T5256] vfs_copy_file_range+0xaa0/0x10ec [ 77.531289][ T5256] __arm64_sys_copy_file_range+0x534/0x8c8 [ 77.532119][ T5256] invoke_syscall+0x98/0x2b8 [ 77.532773][ T5256] el0_svc_common+0x138/0x258 [ 77.533477][ T5256] do_el0_svc+0x58/0x14c [ 77.534080][ T5256] el0_svc+0x78/0x1e0 [ 77.534618][ T5256] el0t_64_sync_handler+0xcc/0xe4 [ 77.535327][ T5256] el0t_64_sync+0x1a0/0x1a4 [ 77.592218][ T4929] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 10 /dev/loop0 scanned by udevd (4929) [ 77.677430][ T5277] loop0: detected capacity change from 0 to 32768 [ 77.765637][ T5277] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 77.767051][ T5277] BTRFS info (device loop0): using free space tree [ 77.767977][ T5277] BTRFS info (device loop0): has skinny extents [ 77.934576][ T5277] BTRFS info (device loop0): enabling ssd optimizations [ 77.941341][ T5277] FAULT_INJECTION: forcing a failure. [ 77.941341][ T5277] name failslab, interval 1, probability 0, space 0, times 0 [ 77.943175][ T5277] CPU: 0 PID: 5277 Comm: syz.0.31 Tainted: G W syzkaller #0 [ 77.944470][ T5277] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 77.946011][ T5277] Call trace: [ 77.946509][ T5277] dump_backtrace+0x0/0x43c [ 77.947205][ T5277] show_stack+0x2c/0x3c [ 77.947799][ T5277] __dump_stack+0x30/0x40 [ 77.948414][ T5277] dump_stack_lvl+0xf8/0x160 [ 77.949079][ T5277] dump_stack+0x1c/0x5c [ 77.949686][ T5277] should_fail+0x3c0/0x51c [ 77.950425][ T5277] __should_failslab+0xbc/0x10c [ 77.951273][ T5277] should_failslab+0x10/0x28 [ 77.952073][ T5277] slab_pre_alloc_hook+0x64/0xec [ 77.952865][ T5277] kmem_cache_alloc+0x94/0x3e4 [ 77.953683][ T5277] alloc_extent_state+0x38/0x430 [ 77.954525][ T5277] __clear_extent_bit+0x1f4/0xb44 [ 77.955346][ T5277] clear_extent_bit+0x68/0x8c [ 77.956105][ T5277] btrfs_clone_files+0x29c/0x320 [ 77.956881][ T5277] btrfs_remap_file_range+0x488/0xb9c [ 77.957711][ T5277] vfs_copy_file_range+0xaa0/0x10ec [ 77.958443][ T5277] __arm64_sys_copy_file_range+0x534/0x8c8 [ 77.959338][ T5277] invoke_syscall+0x98/0x2b8 [ 77.960103][ T5277] el0_svc_common+0x138/0x258 [ 77.960890][ T5277] do_el0_svc+0x58/0x14c [ 77.961608][ T5277] el0_svc+0x78/0x1e0 [ 77.962274][ T5277] el0t_64_sync_handler+0xcc/0xe4 [ 77.963106][ T5277] el0t_64_sync+0x1a0/0x1a4 [ 78.154651][ T5302] loop0: detected capacity change from 0 to 32768 [ 78.210280][ T5302] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.32 (5302) [ 78.213342][ T5302] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 78.214719][ T5302] BTRFS info (device loop0): using free space tree [ 78.215747][ T5302] BTRFS info (device loop0): has skinny extents [ 78.235030][ T5302] BTRFS info (device loop0): enabling ssd optimizations [ 78.241736][ T5302] FAULT_INJECTION: forcing a failure. [ 78.241736][ T5302] name failslab, interval 1, probability 0, space 0, times 0 [ 78.243773][ T5302] CPU: 0 PID: 5302 Comm: syz.0.32 Tainted: G W syzkaller #0 [ 78.245230][ T5302] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 78.246834][ T5302] Call trace: [ 78.247306][ T5302] dump_backtrace+0x0/0x43c [ 78.248026][ T5302] show_stack+0x2c/0x3c [ 78.248735][ T5302] __dump_stack+0x30/0x40 [ 78.249385][ T5302] dump_stack_lvl+0xf8/0x160 [ 78.250109][ T5302] dump_stack+0x1c/0x5c [ 78.250717][ T5302] should_fail+0x3c0/0x51c [ 78.251427][ T5302] __should_failslab+0xbc/0x10c [ 78.252228][ T5302] should_failslab+0x10/0x28 [ 78.252984][ T5302] slab_pre_alloc_hook+0x64/0xec [ 78.253775][ T5302] kmem_cache_alloc+0x94/0x3e4 [ 78.254565][ T5302] alloc_extent_state+0x38/0x430 [ 78.255354][ T5302] __clear_extent_bit+0x1f4/0xb44 [ 78.256182][ T5302] clear_extent_bit+0x68/0x8c [ 78.256877][ T5302] btrfs_clone_files+0x29c/0x320 [ 78.257639][ T5302] btrfs_remap_file_range+0x488/0xb9c [ 78.258715][ T5302] vfs_copy_file_range+0xaa0/0x10ec [ 78.259473][ T5302] __arm64_sys_copy_file_range+0x534/0x8c8 [ 78.260327][ T5302] invoke_syscall+0x98/0x2b8 [ 78.261031][ T5302] el0_svc_common+0x138/0x258 [ 78.261667][ T5302] do_el0_svc+0x58/0x14c [ 78.262237][ T5302] el0_svc+0x78/0x1e0 [ 78.262874][ T5302] el0t_64_sync_handler+0xcc/0xe4 [ 78.263659][ T5302] el0t_64_sync+0x1a0/0x1a4 1970/01/01 00:01:18 executed programs: 19 [ 78.444048][ T5325] loop0: detected capacity change from 0 to 32768 [ 78.475911][ T5325] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.33 (5325) [ 78.536509][ T5325] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 78.537987][ T5325] BTRFS info (device loop0): using free space tree [ 78.538964][ T5325] BTRFS info (device loop0): has skinny extents [ 78.548547][ T5325] BTRFS info (device loop0): enabling ssd optimizations [ 78.555556][ T5325] FAULT_INJECTION: forcing a failure. [ 78.555556][ T5325] name failslab, interval 1, probability 0, space 0, times 0 [ 78.557473][ T5325] CPU: 0 PID: 5325 Comm: syz.0.33 Tainted: G W syzkaller #0 [ 78.558781][ T5325] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 78.560219][ T5325] Call trace: [ 78.560671][ T5325] dump_backtrace+0x0/0x43c [ 78.561360][ T5325] show_stack+0x2c/0x3c [ 78.561981][ T5325] __dump_stack+0x30/0x40 [ 78.562622][ T5325] dump_stack_lvl+0xf8/0x160 [ 78.563296][ T5325] dump_stack+0x1c/0x5c [ 78.563919][ T5325] should_fail+0x3c0/0x51c [ 78.564520][ T5325] __should_failslab+0xbc/0x10c [ 78.565230][ T5325] should_failslab+0x10/0x28 [ 78.565894][ T5325] slab_pre_alloc_hook+0x64/0xec [ 78.566660][ T5325] kmem_cache_alloc+0x94/0x3e4 [ 78.567341][ T5325] btrfs_add_delayed_data_ref+0x164/0xd0c [ 78.568199][ T5325] btrfs_inc_extent_ref+0x100/0x198 [ 78.568987][ T5325] btrfs_insert_replace_extent+0x660/0x970 [ 78.569830][ T5325] btrfs_replace_file_extents+0xa68/0x1290 [ 78.570707][ T5325] btrfs_clone+0xb30/0x1b24 [ 78.571423][ T5325] btrfs_clone_files+0x278/0x320 [ 78.572196][ T5325] btrfs_remap_file_range+0x488/0xb9c [ 78.573047][ T5325] vfs_copy_file_range+0xaa0/0x10ec [ 78.573847][ T5325] __arm64_sys_copy_file_range+0x534/0x8c8 [ 78.574763][ T5325] invoke_syscall+0x98/0x2b8 [ 78.575482][ T5325] el0_svc_common+0x138/0x258 [ 78.576224][ T5325] do_el0_svc+0x58/0x14c [ 78.576904][ T5325] el0_svc+0x78/0x1e0 [ 78.577532][ T5325] el0t_64_sync_handler+0xcc/0xe4 [ 78.578313][ T5325] el0t_64_sync+0x1a0/0x1a4 [ 78.579345][ T5325] ------------[ cut here ]------------ [ 78.580340][ T5325] WARNING: CPU: 0 PID: 5325 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 78.581841][ T5325] Modules linked in: [ 78.582427][ T5325] CPU: 0 PID: 5325 Comm: syz.0.33 Tainted: G W syzkaller #0 [ 78.583751][ T5325] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 78.585435][ T5325] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 78.586648][ T5325] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 78.587558][ T5325] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 78.588456][ T5325] sp : ffff8000215d7420 [ 78.589171][ T5325] x29: ffff8000215d7540 x28: 000000000001afff x27: 000000000000e000 [ 78.590404][ T5325] x26: dfff800000000000 x25: ffff0000dba18000 x24: ffff0000ed0875c0 [ 78.591759][ T5325] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000de94d058 [ 78.593057][ T5325] x20: ffff0000de94d000 x19: 1fffe0001bd29a0b x18: 0000000000000001 [ 78.594294][ T5325] x17: 0000000000000000 x16: ffff800008302168 x15: 00000000ffffffff [ 78.595559][ T5325] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 78.596847][ T5325] x11: 0000000000000000 x10: 0000000000000000 x9 : 7623b0423302a300 [ 78.598110][ T5325] x8 : 7623b0423302a300 x7 : 0000000000000001 x6 : 0000000000000001 [ 78.599318][ T5325] x5 : ffff8000215d6d18 x4 : ffff80001425f420 x3 : ffff800008302278 [ 78.600525][ T5325] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 78.601835][ T5325] Call trace: [ 78.602378][ T5325] btrfs_replace_file_extents+0xcc4/0x1290 [ 78.603330][ T5325] btrfs_clone+0xb30/0x1b24 [ 78.604072][ T5325] btrfs_clone_files+0x278/0x320 [ 78.604871][ T5325] btrfs_remap_file_range+0x488/0xb9c [ 78.605756][ T5325] vfs_copy_file_range+0xaa0/0x10ec [ 78.606641][ T5325] __arm64_sys_copy_file_range+0x534/0x8c8 [ 78.607579][ T5325] invoke_syscall+0x98/0x2b8 [ 78.608270][ T5325] el0_svc_common+0x138/0x258 [ 78.609058][ T5325] do_el0_svc+0x58/0x14c [ 78.609783][ T5325] el0_svc+0x78/0x1e0 [ 78.610440][ T5325] el0t_64_sync_handler+0xcc/0xe4 [ 78.611307][ T5325] el0t_64_sync+0x1a0/0x1a4 [ 78.612097][ T5325] irq event stamp: 79948 [ 78.612878][ T5325] hardirqs last enabled at (79947): [] __up_console_sem+0xb4/0x100 [ 78.614501][ T5325] hardirqs last disabled at (79948): [] el1_dbg+0x24/0x80 [ 78.615959][ T5325] softirqs last enabled at (79928): [] handle_softirqs+0xa4c/0xbf0 [ 78.617480][ T5325] softirqs last disabled at (79883): [] __irq_exit_rcu+0x240/0x440 [ 78.619034][ T5325] ---[ end trace 0731610a73c135ea ]--- [ 78.620757][ T5325] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 78.622289][ T5325] BTRFS info (device loop0): forced readonly [ 78.782969][ T5346] loop0: detected capacity change from 0 to 32768 [ 78.819244][ T5346] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.34 (5346) [ 78.823912][ T5346] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 78.825829][ T5346] BTRFS info (device loop0): using free space tree [ 78.826889][ T5346] BTRFS info (device loop0): has skinny extents [ 78.840268][ T5346] BTRFS info (device loop0): enabling ssd optimizations [ 78.847190][ T5346] FAULT_INJECTION: forcing a failure. [ 78.847190][ T5346] name failslab, interval 1, probability 0, space 0, times 0 [ 78.849098][ T5346] CPU: 1 PID: 5346 Comm: syz.0.34 Tainted: G W syzkaller #0 [ 78.850301][ T5346] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 78.851732][ T5346] Call trace: [ 78.852208][ T5346] dump_backtrace+0x0/0x43c [ 78.852872][ T5346] show_stack+0x2c/0x3c [ 78.853556][ T5346] __dump_stack+0x30/0x40 [ 78.854255][ T5346] dump_stack_lvl+0xf8/0x160 [ 78.855005][ T5346] dump_stack+0x1c/0x5c [ 78.855694][ T5346] should_fail+0x3c0/0x51c [ 78.856358][ T5346] __should_failslab+0xbc/0x10c [ 78.857150][ T5346] should_failslab+0x10/0x28 [ 78.857895][ T5346] slab_pre_alloc_hook+0x64/0xec [ 78.858670][ T5346] kmem_cache_alloc+0x94/0x3e4 [ 78.859392][ T5346] btrfs_add_delayed_data_ref+0x3bc/0xd0c [ 78.860308][ T5346] btrfs_inc_extent_ref+0x100/0x198 [ 78.861145][ T5346] btrfs_insert_replace_extent+0x660/0x970 [ 78.862121][ T5346] btrfs_replace_file_extents+0xa68/0x1290 [ 78.862986][ T5346] btrfs_clone+0xb30/0x1b24 [ 78.863726][ T5346] btrfs_clone_files+0x278/0x320 [ 78.864548][ T5346] btrfs_remap_file_range+0x488/0xb9c [ 78.865394][ T5346] vfs_copy_file_range+0xaa0/0x10ec [ 78.866164][ T5346] __arm64_sys_copy_file_range+0x534/0x8c8 [ 78.867066][ T5346] invoke_syscall+0x98/0x2b8 [ 78.867796][ T5346] el0_svc_common+0x138/0x258 [ 78.868557][ T5346] do_el0_svc+0x58/0x14c [ 78.869282][ T5346] el0_svc+0x78/0x1e0 [ 78.869918][ T5346] el0t_64_sync_handler+0xcc/0xe4 [ 78.870695][ T5346] el0t_64_sync+0x1a0/0x1a4 [ 78.873798][ T5346] ------------[ cut here ]------------ [ 78.875019][ T5346] WARNING: CPU: 1 PID: 5346 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 78.876475][ T5346] Modules linked in: [ 78.877021][ T5346] CPU: 1 PID: 5346 Comm: syz.0.34 Tainted: G W syzkaller #0 [ 78.878398][ T5346] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 78.879970][ T5346] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 78.881163][ T5346] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 78.882146][ T5346] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 78.883016][ T5346] sp : ffff8000215d7420 [ 78.883618][ T5346] x29: ffff8000215d7540 x28: 000000000001afff x27: 000000000000e000 [ 78.884872][ T5346] x26: dfff800000000000 x25: ffff0000e786c000 x24: ffff0000e1a9b110 [ 78.886098][ T5346] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000de947108 [ 78.887362][ T5346] x20: ffff0000de9470b0 x19: 1fffe0001bd28e21 x18: 0000000000000001 [ 78.888673][ T5346] x17: 0000000000000000 x16: ffff8000111cbe1c x15: 00000000ffffffff [ 78.889895][ T5346] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 78.891184][ T5346] x11: 0000000000000000 x10: 0000000000000000 x9 : 9003f618b9b07e00 [ 78.892361][ T5346] x8 : 9003f618b9b07e00 x7 : 0000000000000001 x6 : 0000000000000001 [ 78.893553][ T5346] x5 : ffff8000215d6d18 x4 : ffff80001425f420 x3 : ffff800008504400 [ 78.894737][ T5346] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 78.895901][ T5346] Call trace: [ 78.896363][ T5346] btrfs_replace_file_extents+0xcc4/0x1290 [ 78.897279][ T5346] btrfs_clone+0xb30/0x1b24 [ 78.897939][ T5346] btrfs_clone_files+0x278/0x320 [ 78.898743][ T5346] btrfs_remap_file_range+0x488/0xb9c [ 78.899666][ T5346] vfs_copy_file_range+0xaa0/0x10ec [ 78.900548][ T5346] __arm64_sys_copy_file_range+0x534/0x8c8 [ 78.901489][ T5346] invoke_syscall+0x98/0x2b8 [ 78.902198][ T5346] el0_svc_common+0x138/0x258 [ 78.902902][ T5346] do_el0_svc+0x58/0x14c [ 78.903561][ T5346] el0_svc+0x78/0x1e0 [ 78.904157][ T5346] el0t_64_sync_handler+0xcc/0xe4 [ 78.904991][ T5346] el0t_64_sync+0x1a0/0x1a4 [ 78.905735][ T5346] irq event stamp: 80470 [ 78.906402][ T5346] hardirqs last enabled at (80469): [] __up_console_sem+0xb4/0x100 [ 78.907880][ T5346] hardirqs last disabled at (80470): [] el1_dbg+0x24/0x80 [ 78.909245][ T5346] softirqs last enabled at (80460): [] handle_softirqs+0xa4c/0xbf0 [ 78.910829][ T5346] softirqs last disabled at (80319): [] __irq_exit_rcu+0x240/0x440 [ 78.912369][ T5346] ---[ end trace 0731610a73c135eb ]--- [ 78.914816][ T5346] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 78.916293][ T5346] BTRFS info (device loop0): forced readonly [ 79.092071][ T5368] loop0: detected capacity change from 0 to 32768 [ 79.125726][ T5368] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.35 (5368) [ 79.128445][ T5368] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 79.129957][ T5368] BTRFS info (device loop0): using free space tree [ 79.131003][ T5368] BTRFS info (device loop0): has skinny extents [ 79.141051][ T5368] BTRFS info (device loop0): enabling ssd optimizations [ 79.148965][ T5368] FAULT_INJECTION: forcing a failure. [ 79.148965][ T5368] name failslab, interval 1, probability 0, space 0, times 0 [ 79.150966][ T5368] CPU: 1 PID: 5368 Comm: syz.0.35 Tainted: G W syzkaller #0 [ 79.152263][ T5368] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 79.153947][ T5368] Call trace: [ 79.154430][ T5368] dump_backtrace+0x0/0x43c [ 79.155117][ T5368] show_stack+0x2c/0x3c [ 79.155753][ T5368] __dump_stack+0x30/0x40 [ 79.156510][ T5368] dump_stack_lvl+0xf8/0x160 [ 79.157267][ T5368] dump_stack+0x1c/0x5c [ 79.157949][ T5368] should_fail+0x3c0/0x51c [ 79.158661][ T5368] __should_failslab+0xbc/0x10c [ 79.159421][ T5368] should_failslab+0x10/0x28 [ 79.160109][ T5368] slab_pre_alloc_hook+0x64/0xec [ 79.160829][ T5368] kmem_cache_alloc+0x94/0x3e4 [ 79.161522][ T5368] alloc_extent_state+0x38/0x430 [ 79.162348][ T5368] __clear_extent_bit+0x1f4/0xb44 [ 79.163199][ T5368] clear_extent_bit+0x68/0x8c [ 79.163960][ T5368] btrfs_clone_files+0x29c/0x320 [ 79.164822][ T5368] btrfs_remap_file_range+0x488/0xb9c [ 79.165686][ T5368] vfs_copy_file_range+0xaa0/0x10ec [ 79.166587][ T5368] __arm64_sys_copy_file_range+0x534/0x8c8 [ 79.167479][ T5368] invoke_syscall+0x98/0x2b8 [ 79.168214][ T5368] el0_svc_common+0x138/0x258 [ 79.168984][ T5368] do_el0_svc+0x58/0x14c [ 79.169700][ T5368] el0_svc+0x78/0x1e0 [ 79.170327][ T5368] el0t_64_sync_handler+0xcc/0xe4 [ 79.171153][ T5368] el0t_64_sync+0x1a0/0x1a4 [ 79.309572][ T5390] loop0: detected capacity change from 0 to 32768 [ 79.358274][ T5390] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.36 (5390) [ 79.361324][ T5390] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 79.362631][ T5390] BTRFS info (device loop0): using free space tree [ 79.363600][ T5390] BTRFS info (device loop0): has skinny extents [ 79.371287][ T5390] BTRFS info (device loop0): enabling ssd optimizations [ 79.379276][ T5390] FAULT_INJECTION: forcing a failure. [ 79.379276][ T5390] name failslab, interval 1, probability 0, space 0, times 0 [ 79.381190][ T5390] CPU: 1 PID: 5390 Comm: syz.0.36 Tainted: G W syzkaller #0 [ 79.382466][ T5390] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 79.384159][ T5390] Call trace: [ 79.384693][ T5390] dump_backtrace+0x0/0x43c [ 79.385438][ T5390] show_stack+0x2c/0x3c [ 79.386077][ T5390] __dump_stack+0x30/0x40 [ 79.386789][ T5390] dump_stack_lvl+0xf8/0x160 [ 79.387596][ T5390] dump_stack+0x1c/0x5c [ 79.388308][ T5390] should_fail+0x3c0/0x51c [ 79.389080][ T5390] __should_failslab+0xbc/0x10c [ 79.389930][ T5390] should_failslab+0x10/0x28 [ 79.390657][ T5390] slab_pre_alloc_hook+0x64/0xec [ 79.391448][ T5390] kmem_cache_alloc+0x94/0x3e4 [ 79.392209][ T5390] alloc_extent_state+0x38/0x430 [ 79.392983][ T5390] __clear_extent_bit+0x1f4/0xb44 [ 79.393706][ T5390] clear_extent_bit+0x68/0x8c [ 79.394333][ T5390] btrfs_clone_files+0x29c/0x320 [ 79.395022][ T5390] btrfs_remap_file_range+0x488/0xb9c [ 79.395883][ T5390] vfs_copy_file_range+0xaa0/0x10ec [ 79.396797][ T5390] __arm64_sys_copy_file_range+0x534/0x8c8 [ 79.397776][ T5390] invoke_syscall+0x98/0x2b8 [ 79.398506][ T5390] el0_svc_common+0x138/0x258 [ 79.399195][ T5390] do_el0_svc+0x58/0x14c [ 79.399885][ T5390] el0_svc+0x78/0x1e0 [ 79.400555][ T5390] el0t_64_sync_handler+0xcc/0xe4 [ 79.401377][ T5390] el0t_64_sync+0x1a0/0x1a4 [ 79.464263][ T4929] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 10 /dev/loop0 scanned by udevd (4929) [ 79.557295][ T5411] loop0: detected capacity change from 0 to 32768 [ 79.695530][ T5411] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 79.697015][ T5411] BTRFS info (device loop0): using free space tree [ 79.698086][ T5411] BTRFS info (device loop0): has skinny extents [ 79.706120][ T5411] BTRFS info (device loop0): enabling ssd optimizations [ 79.712755][ T5411] FAULT_INJECTION: forcing a failure. [ 79.712755][ T5411] name failslab, interval 1, probability 0, space 0, times 0 [ 79.714704][ T5411] CPU: 1 PID: 5411 Comm: syz.0.37 Tainted: G W syzkaller #0 [ 79.716094][ T5411] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 79.717641][ T5411] Call trace: [ 79.718165][ T5411] dump_backtrace+0x0/0x43c [ 79.718913][ T5411] show_stack+0x2c/0x3c [ 79.719563][ T5411] __dump_stack+0x30/0x40 [ 79.720221][ T5411] dump_stack_lvl+0xf8/0x160 [ 79.720908][ T5411] dump_stack+0x1c/0x5c [ 79.721532][ T5411] should_fail+0x3c0/0x51c [ 79.722260][ T5411] __should_failslab+0xbc/0x10c [ 79.723019][ T5411] should_failslab+0x10/0x28 [ 79.723741][ T5411] slab_pre_alloc_hook+0x64/0xec [ 79.724520][ T5411] kmem_cache_alloc+0x94/0x3e4 [ 79.725301][ T5411] btrfs_add_delayed_data_ref+0x3bc/0xd0c [ 79.726198][ T5411] btrfs_inc_extent_ref+0x100/0x198 [ 79.727051][ T5411] btrfs_insert_replace_extent+0x660/0x970 [ 79.727928][ T5411] btrfs_replace_file_extents+0xa68/0x1290 [ 79.728928][ T5411] btrfs_clone+0xb30/0x1b24 [ 79.729649][ T5411] btrfs_clone_files+0x278/0x320 [ 79.730489][ T5411] btrfs_remap_file_range+0x488/0xb9c [ 79.731371][ T5411] vfs_copy_file_range+0xaa0/0x10ec [ 79.732206][ T5411] __arm64_sys_copy_file_range+0x534/0x8c8 [ 79.733121][ T5411] invoke_syscall+0x98/0x2b8 [ 79.733886][ T5411] el0_svc_common+0x138/0x258 [ 79.734651][ T5411] do_el0_svc+0x58/0x14c [ 79.735317][ T5411] el0_svc+0x78/0x1e0 [ 79.735985][ T5411] el0t_64_sync_handler+0xcc/0xe4 [ 79.736806][ T5411] el0t_64_sync+0x1a0/0x1a4 [ 79.737732][ T5411] ------------[ cut here ]------------ [ 79.738629][ T5411] WARNING: CPU: 1 PID: 5411 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 79.740131][ T5411] Modules linked in: [ 79.740754][ T5411] CPU: 1 PID: 5411 Comm: syz.0.37 Tainted: G W syzkaller #0 [ 79.742040][ T5411] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 79.743681][ T5411] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 79.744914][ T5411] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 79.745949][ T5411] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 79.746940][ T5411] sp : ffff800021a77420 [ 79.747572][ T5411] x29: ffff800021a77540 x28: 000000000001afff x27: 000000000000e000 [ 79.748826][ T5411] x26: dfff800000000000 x25: ffff0000ec9d4000 x24: ffff0000e1a9c4b0 [ 79.750135][ T5411] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000deaa47e8 [ 79.751343][ T5411] x20: ffff0000deaa4790 x19: 1fffe0001bd548fd x18: 0000000000000001 [ 79.752517][ T5411] x17: 0000000000000000 x16: ffff800008302168 x15: 00000000ffffffff [ 79.753804][ T5411] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 79.755074][ T5411] x11: 0000000000000000 x10: 0000000000000000 x9 : 7edabb60a718a200 [ 79.756364][ T5411] x8 : 7edabb60a718a200 x7 : 0000000000000001 x6 : 0000000000000001 [ 79.757672][ T5411] x5 : ffff800021a76d18 x4 : ffff80001425f420 x3 : ffff800008302278 [ 79.759093][ T5411] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 79.760289][ T5411] Call trace: [ 79.760759][ T5411] btrfs_replace_file_extents+0xcc4/0x1290 [ 79.761643][ T5411] btrfs_clone+0xb30/0x1b24 [ 79.762374][ T5411] btrfs_clone_files+0x278/0x320 [ 79.763130][ T5411] btrfs_remap_file_range+0x488/0xb9c [ 79.763992][ T5411] vfs_copy_file_range+0xaa0/0x10ec [ 79.764868][ T5411] __arm64_sys_copy_file_range+0x534/0x8c8 [ 79.765851][ T5411] invoke_syscall+0x98/0x2b8 [ 79.766615][ T5411] el0_svc_common+0x138/0x258 [ 79.767382][ T5411] do_el0_svc+0x58/0x14c [ 79.768115][ T5411] el0_svc+0x78/0x1e0 [ 79.768789][ T5411] el0t_64_sync_handler+0xcc/0xe4 [ 79.769625][ T5411] el0t_64_sync+0x1a0/0x1a4 [ 79.770306][ T5411] irq event stamp: 79704 [ 79.770959][ T5411] hardirqs last enabled at (79703): [] __up_console_sem+0xb4/0x100 [ 79.772420][ T5411] hardirqs last disabled at (79704): [] el1_dbg+0x24/0x80 [ 79.773912][ T5411] softirqs last enabled at (79682): [] handle_softirqs+0xa4c/0xbf0 [ 79.775383][ T5411] softirqs last disabled at (79657): [] __irq_exit_rcu+0x240/0x440 [ 79.777006][ T5411] ---[ end trace 0731610a73c135ec ]--- [ 79.778829][ T5411] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 79.780342][ T5411] BTRFS info (device loop0): forced readonly [ 79.922214][ T5434] loop0: detected capacity change from 0 to 32768 [ 79.929272][ T5434] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.38 (5434) [ 79.933461][ T5434] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 79.935042][ T5434] BTRFS info (device loop0): using free space tree [ 79.936043][ T5434] BTRFS info (device loop0): has skinny extents [ 79.942373][ T5434] BTRFS info (device loop0): enabling ssd optimizations [ 79.949427][ T5434] FAULT_INJECTION: forcing a failure. [ 79.949427][ T5434] name failslab, interval 1, probability 0, space 0, times 0 [ 79.951439][ T5434] CPU: 1 PID: 5434 Comm: syz.0.38 Tainted: G W syzkaller #0 [ 79.952788][ T5434] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 79.954341][ T5434] Call trace: [ 79.954827][ T5434] dump_backtrace+0x0/0x43c [ 79.955480][ T5434] show_stack+0x2c/0x3c [ 79.956123][ T5434] __dump_stack+0x30/0x40 [ 79.956792][ T5434] dump_stack_lvl+0xf8/0x160 [ 79.957465][ T5434] dump_stack+0x1c/0x5c [ 79.958098][ T5434] should_fail+0x3c0/0x51c [ 79.958711][ T5434] __should_failslab+0xbc/0x10c [ 79.959440][ T5434] should_failslab+0x10/0x28 [ 79.960115][ T5434] slab_pre_alloc_hook+0x64/0xec [ 79.960890][ T5434] kmem_cache_alloc+0x94/0x3e4 [ 79.961649][ T5434] alloc_extent_state+0x38/0x430 [ 79.962479][ T5434] __clear_extent_bit+0x1f4/0xb44 [ 79.963275][ T5434] clear_extent_bit+0x68/0x8c [ 79.963973][ T5434] btrfs_clone_files+0x29c/0x320 [ 79.964738][ T5434] btrfs_remap_file_range+0x488/0xb9c [ 79.965516][ T5434] vfs_copy_file_range+0xaa0/0x10ec [ 79.966298][ T5434] __arm64_sys_copy_file_range+0x534/0x8c8 [ 79.967172][ T5434] invoke_syscall+0x98/0x2b8 [ 79.967891][ T5434] el0_svc_common+0x138/0x258 [ 79.968588][ T5434] do_el0_svc+0x58/0x14c [ 79.969239][ T5434] el0_svc+0x78/0x1e0 [ 79.969883][ T5434] el0t_64_sync_handler+0xcc/0xe4 [ 79.970634][ T5434] el0t_64_sync+0x1a0/0x1a4 [ 80.026266][ T4929] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 10 /dev/loop0 scanned by udevd (4929) [ 80.109159][ T5455] loop0: detected capacity change from 0 to 32768 [ 80.158216][ T5455] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 80.159697][ T5455] BTRFS info (device loop0): using free space tree [ 80.160636][ T5455] BTRFS info (device loop0): has skinny extents [ 80.168452][ T5455] BTRFS info (device loop0): enabling ssd optimizations [ 80.174511][ T5455] FAULT_INJECTION: forcing a failure. [ 80.174511][ T5455] name failslab, interval 1, probability 0, space 0, times 0 [ 80.176913][ T5455] CPU: 1 PID: 5455 Comm: syz.0.39 Tainted: G W syzkaller #0 [ 80.178309][ T5455] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 80.179866][ T5455] Call trace: [ 80.180395][ T5455] dump_backtrace+0x0/0x43c [ 80.181117][ T5455] show_stack+0x2c/0x3c [ 80.181787][ T5455] __dump_stack+0x30/0x40 [ 80.182482][ T5455] dump_stack_lvl+0xf8/0x160 [ 80.183268][ T5455] dump_stack+0x1c/0x5c [ 80.183899][ T5455] should_fail+0x3c0/0x51c [ 80.184602][ T5455] __should_failslab+0xbc/0x10c [ 80.185380][ T5455] should_failslab+0x10/0x28 [ 80.186143][ T5455] slab_pre_alloc_hook+0x64/0xec [ 80.186932][ T5455] kmem_cache_alloc+0x94/0x3e4 [ 80.187732][ T5455] alloc_extent_state+0x38/0x430 [ 80.188492][ T5455] __clear_extent_bit+0x1f4/0xb44 [ 80.189336][ T5455] clear_extent_bit+0x68/0x8c [ 80.190049][ T5455] btrfs_clone_files+0x29c/0x320 [ 80.190828][ T5455] btrfs_remap_file_range+0x488/0xb9c [ 80.191710][ T5455] vfs_copy_file_range+0xaa0/0x10ec [ 80.192495][ T5455] __arm64_sys_copy_file_range+0x534/0x8c8 [ 80.193331][ T5455] invoke_syscall+0x98/0x2b8 [ 80.194090][ T5455] el0_svc_common+0x138/0x258 [ 80.194913][ T5455] do_el0_svc+0x58/0x14c [ 80.195574][ T5455] el0_svc+0x78/0x1e0 [ 80.196164][ T5455] el0t_64_sync_handler+0xcc/0xe4 [ 80.196974][ T5455] el0t_64_sync+0x1a0/0x1a4 [ 80.331655][ T5478] loop0: detected capacity change from 0 to 32768 [ 80.368954][ T5478] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.40 (5478) [ 80.372369][ T5478] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 80.373776][ T5478] BTRFS info (device loop0): using free space tree [ 80.375045][ T5478] BTRFS info (device loop0): has skinny extents [ 80.382637][ T5478] BTRFS info (device loop0): enabling ssd optimizations [ 80.388684][ T5478] FAULT_INJECTION: forcing a failure. [ 80.388684][ T5478] name failslab, interval 1, probability 0, space 0, times 0 [ 80.390568][ T5478] CPU: 1 PID: 5478 Comm: syz.0.40 Tainted: G W syzkaller #0 [ 80.391747][ T5478] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 80.393131][ T5478] Call trace: [ 80.393668][ T5478] dump_backtrace+0x0/0x43c [ 80.394446][ T5478] show_stack+0x2c/0x3c [ 80.395099][ T5478] __dump_stack+0x30/0x40 [ 80.395744][ T5478] dump_stack_lvl+0xf8/0x160 [ 80.396398][ T5478] dump_stack+0x1c/0x5c [ 80.397004][ T5478] should_fail+0x3c0/0x51c [ 80.397627][ T5478] __should_failslab+0xbc/0x10c [ 80.398372][ T5478] should_failslab+0x10/0x28 [ 80.399101][ T5478] slab_pre_alloc_hook+0x64/0xec [ 80.399827][ T5478] kmem_cache_alloc+0x94/0x3e4 [ 80.400526][ T5478] alloc_extent_state+0x38/0x430 [ 80.401252][ T5478] __clear_extent_bit+0x1f4/0xb44 [ 80.401973][ T5478] clear_extent_bit+0x68/0x8c [ 80.402666][ T5478] btrfs_clone_files+0x29c/0x320 [ 80.403401][ T5478] btrfs_remap_file_range+0x488/0xb9c [ 80.404165][ T5478] vfs_copy_file_range+0xaa0/0x10ec [ 80.404948][ T5478] __arm64_sys_copy_file_range+0x534/0x8c8 [ 80.405794][ T5478] invoke_syscall+0x98/0x2b8 [ 80.406502][ T5478] el0_svc_common+0x138/0x258 [ 80.407271][ T5478] do_el0_svc+0x58/0x14c [ 80.407933][ T5478] el0_svc+0x78/0x1e0 [ 80.408553][ T5478] el0t_64_sync_handler+0xcc/0xe4 [ 80.409397][ T5478] el0t_64_sync+0x1a0/0x1a4 [ 80.452750][ T4929] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 10 /dev/loop0 scanned by udevd (4929) [ 80.552023][ T5500] loop0: detected capacity change from 0 to 32768 [ 80.597092][ T5500] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 80.598694][ T5500] BTRFS info (device loop0): using free space tree [ 80.599710][ T5500] BTRFS info (device loop0): has skinny extents [ 80.606952][ T5500] BTRFS info (device loop0): enabling ssd optimizations [ 80.622412][ T5500] FAULT_INJECTION: forcing a failure. [ 80.622412][ T5500] name failslab, interval 1, probability 0, space 0, times 0 [ 80.624377][ T5500] CPU: 0 PID: 5500 Comm: syz.0.41 Tainted: G W syzkaller #0 [ 80.625754][ T5500] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 80.627279][ T5500] Call trace: [ 80.627781][ T5500] dump_backtrace+0x0/0x43c [ 80.628423][ T5500] show_stack+0x2c/0x3c [ 80.629030][ T5500] __dump_stack+0x30/0x40 [ 80.629673][ T5500] dump_stack_lvl+0xf8/0x160 [ 80.630305][ T5500] dump_stack+0x1c/0x5c [ 80.630899][ T5500] should_fail+0x3c0/0x51c [ 80.631625][ T5500] __should_failslab+0xbc/0x10c [ 80.632434][ T5500] should_failslab+0x10/0x28 [ 80.633166][ T5500] slab_pre_alloc_hook+0x64/0xec [ 80.633954][ T5500] kmem_cache_alloc+0x94/0x3e4 [ 80.634802][ T5500] alloc_extent_state+0x38/0x430 [ 80.635569][ T5500] __clear_extent_bit+0x1f4/0xb44 [ 80.636363][ T5500] clear_extent_bit+0x68/0x8c [ 80.637056][ T5500] btrfs_clone_files+0x29c/0x320 [ 80.637859][ T5500] btrfs_remap_file_range+0x488/0xb9c [ 80.638684][ T5500] vfs_copy_file_range+0xaa0/0x10ec [ 80.639569][ T5500] __arm64_sys_copy_file_range+0x534/0x8c8 [ 80.640525][ T5500] invoke_syscall+0x98/0x2b8 [ 80.641280][ T5500] el0_svc_common+0x138/0x258 [ 80.642036][ T5500] do_el0_svc+0x58/0x14c [ 80.642729][ T5500] el0_svc+0x78/0x1e0 [ 80.643372][ T5500] el0t_64_sync_handler+0xcc/0xe4 [ 80.644151][ T5500] el0t_64_sync+0x1a0/0x1a4 [ 80.786845][ T5522] loop0: detected capacity change from 0 to 32768 [ 80.835686][ T5522] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.42 (5522) [ 80.876568][ T5522] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 80.877891][ T5522] BTRFS info (device loop0): using free space tree [ 80.878803][ T5522] BTRFS info (device loop0): has skinny extents [ 80.886251][ T5522] BTRFS info (device loop0): enabling ssd optimizations [ 80.896062][ T5522] FAULT_INJECTION: forcing a failure. [ 80.896062][ T5522] name failslab, interval 1, probability 0, space 0, times 0 [ 80.898049][ T5522] CPU: 1 PID: 5522 Comm: syz.0.42 Tainted: G W syzkaller #0 [ 80.899418][ T5522] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 80.900925][ T5522] Call trace: [ 80.901379][ T5522] dump_backtrace+0x0/0x43c [ 80.902027][ T5522] show_stack+0x2c/0x3c [ 80.902602][ T5522] __dump_stack+0x30/0x40 [ 80.903229][ T5522] dump_stack_lvl+0xf8/0x160 [ 80.903929][ T5522] dump_stack+0x1c/0x5c [ 80.904529][ T5522] should_fail+0x3c0/0x51c [ 80.905186][ T5522] __should_failslab+0xbc/0x10c [ 80.905958][ T5522] should_failslab+0x10/0x28 [ 80.906607][ T5522] slab_pre_alloc_hook+0x64/0xec [ 80.907331][ T5522] kmem_cache_alloc+0x94/0x3e4 [ 80.908061][ T5522] btrfs_add_delayed_data_ref+0x3bc/0xd0c [ 80.908915][ T5522] btrfs_inc_extent_ref+0x100/0x198 [ 80.909672][ T5522] btrfs_insert_replace_extent+0x660/0x970 [ 80.910615][ T5522] btrfs_replace_file_extents+0xa68/0x1290 [ 80.911488][ T5522] btrfs_clone+0xb30/0x1b24 [ 80.912129][ T5522] btrfs_clone_files+0x278/0x320 [ 80.912827][ T5522] btrfs_remap_file_range+0x488/0xb9c [ 80.913648][ T5522] vfs_copy_file_range+0xaa0/0x10ec [ 80.914491][ T5522] __arm64_sys_copy_file_range+0x534/0x8c8 [ 80.915409][ T5522] invoke_syscall+0x98/0x2b8 [ 80.916128][ T5522] el0_svc_common+0x138/0x258 [ 80.916833][ T5522] do_el0_svc+0x58/0x14c [ 80.917561][ T5522] el0_svc+0x78/0x1e0 [ 80.918244][ T5522] el0t_64_sync_handler+0xcc/0xe4 [ 80.919059][ T5522] el0t_64_sync+0x1a0/0x1a4 [ 80.920471][ T5522] ------------[ cut here ]------------ [ 80.921640][ T5522] WARNING: CPU: 1 PID: 5522 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 80.923064][ T5522] Modules linked in: [ 80.923627][ T5522] CPU: 1 PID: 5522 Comm: syz.0.42 Tainted: G W syzkaller #0 [ 80.924916][ T5522] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 80.926524][ T5522] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 80.927795][ T5522] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 80.928835][ T5522] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 80.929792][ T5522] sp : ffff800021f07420 [ 80.930424][ T5522] x29: ffff800021f07540 x28: 000000000001afff x27: 000000000000e000 [ 80.931665][ T5522] x26: dfff800000000000 x25: ffff0000d06b0000 x24: ffff0000e1a0bae0 [ 80.932967][ T5522] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000d14c9738 [ 80.934269][ T5522] x20: ffff0000d14c96e0 x19: 1fffe0001a2992e7 x18: 0000000000000001 [ 80.935577][ T5522] x17: 0000000000000000 x16: ffff8000111cbe1c x15: 00000000ffffffff [ 80.936889][ T5522] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 80.938121][ T5522] x11: 0000000000000000 x10: 0000000000000000 x9 : 7cfea28a948c6e00 [ 80.939446][ T5522] x8 : 7cfea28a948c6e00 x7 : 0000000000000001 x6 : 0000000000000001 [ 80.940776][ T5522] x5 : ffff800021f06d18 x4 : ffff80001425f420 x3 : ffff800008504400 [ 80.942044][ T5522] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 80.943316][ T5522] Call trace: [ 80.943822][ T5522] btrfs_replace_file_extents+0xcc4/0x1290 [ 80.944746][ T5522] btrfs_clone+0xb30/0x1b24 [ 80.945482][ T5522] btrfs_clone_files+0x278/0x320 [ 80.946250][ T5522] btrfs_remap_file_range+0x488/0xb9c [ 80.947033][ T5522] vfs_copy_file_range+0xaa0/0x10ec [ 80.947817][ T5522] __arm64_sys_copy_file_range+0x534/0x8c8 [ 80.948741][ T5522] invoke_syscall+0x98/0x2b8 [ 80.949415][ T5522] el0_svc_common+0x138/0x258 [ 80.950149][ T5522] do_el0_svc+0x58/0x14c [ 80.950839][ T5522] el0_svc+0x78/0x1e0 [ 80.951448][ T5522] el0t_64_sync_handler+0xcc/0xe4 [ 80.952183][ T5522] el0t_64_sync+0x1a0/0x1a4 [ 80.952830][ T5522] irq event stamp: 79510 [ 80.953464][ T5522] hardirqs last enabled at (79509): [] __up_console_sem+0xb4/0x100 [ 80.954956][ T5522] hardirqs last disabled at (79510): [] el1_dbg+0x24/0x80 [ 80.956205][ T5522] softirqs last enabled at (79500): [] handle_softirqs+0xa4c/0xbf0 [ 80.957666][ T5522] softirqs last disabled at (79403): [] __irq_exit_rcu+0x240/0x440 [ 80.959018][ T5522] ---[ end trace 0731610a73c135ed ]--- [ 80.960063][ T5522] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 80.963136][ T5522] BTRFS info (device loop0): forced readonly [ 81.093067][ T5544] loop0: detected capacity change from 0 to 32768 [ 81.130400][ T5544] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.43 (5544) [ 81.133906][ T5544] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 81.135489][ T5544] BTRFS info (device loop0): using free space tree [ 81.136569][ T5544] BTRFS info (device loop0): has skinny extents [ 81.143515][ T5544] BTRFS info (device loop0): enabling ssd optimizations [ 81.149716][ T5544] FAULT_INJECTION: forcing a failure. [ 81.149716][ T5544] name failslab, interval 1, probability 0, space 0, times 0 [ 81.151623][ T5544] CPU: 1 PID: 5544 Comm: syz.0.43 Tainted: G W syzkaller #0 [ 81.152784][ T5544] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 81.154135][ T5544] Call trace: [ 81.154642][ T5544] dump_backtrace+0x0/0x43c [ 81.155389][ T5544] show_stack+0x2c/0x3c [ 81.156077][ T5544] __dump_stack+0x30/0x40 [ 81.156797][ T5544] dump_stack_lvl+0xf8/0x160 [ 81.157567][ T5544] dump_stack+0x1c/0x5c [ 81.158269][ T5544] should_fail+0x3c0/0x51c [ 81.159017][ T5544] __should_failslab+0xbc/0x10c [ 81.159862][ T5544] should_failslab+0x10/0x28 [ 81.160577][ T5544] slab_pre_alloc_hook+0x64/0xec [ 81.161361][ T5544] kmem_cache_alloc+0x94/0x3e4 [ 81.162133][ T5544] btrfs_add_delayed_data_ref+0x3bc/0xd0c [ 81.162991][ T5544] btrfs_inc_extent_ref+0x100/0x198 [ 81.163755][ T5544] btrfs_insert_replace_extent+0x660/0x970 [ 81.164690][ T5544] btrfs_replace_file_extents+0xa68/0x1290 [ 81.165635][ T5544] btrfs_clone+0xb30/0x1b24 [ 81.166410][ T5544] btrfs_clone_files+0x278/0x320 [ 81.167221][ T5544] btrfs_remap_file_range+0x488/0xb9c [ 81.168078][ T5544] vfs_copy_file_range+0xaa0/0x10ec [ 81.168828][ T5544] __arm64_sys_copy_file_range+0x534/0x8c8 [ 81.169737][ T5544] invoke_syscall+0x98/0x2b8 [ 81.170473][ T5544] el0_svc_common+0x138/0x258 [ 81.171194][ T5544] do_el0_svc+0x58/0x14c [ 81.171878][ T5544] el0_svc+0x78/0x1e0 [ 81.172531][ T5544] el0t_64_sync_handler+0xcc/0xe4 [ 81.173338][ T5544] el0t_64_sync+0x1a0/0x1a4 [ 81.174451][ T5544] ------------[ cut here ]------------ [ 81.175992][ T5544] WARNING: CPU: 1 PID: 5544 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 81.177520][ T5544] Modules linked in: [ 81.178151][ T5544] CPU: 1 PID: 5544 Comm: syz.0.43 Tainted: G W syzkaller #0 [ 81.179508][ T5544] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 81.181128][ T5544] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 81.182421][ T5544] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 81.183410][ T5544] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 81.184398][ T5544] sp : ffff800021927420 [ 81.185112][ T5544] x29: ffff800021927540 x28: 000000000001afff x27: 000000000000e000 [ 81.186466][ T5544] x26: dfff800000000000 x25: ffff0000da4cc000 x24: ffff0000e189d850 [ 81.187815][ T5544] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000d14c9aa8 [ 81.189164][ T5544] x20: ffff0000d14c9a50 x19: 1fffe0001a299355 x18: 0000000000000001 [ 81.190340][ T5544] x17: 0000000000000000 x16: ffff8000111cbe1c x15: 00000000ffffffff [ 81.191488][ T5544] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 81.192666][ T5544] x11: 0000000000000000 x10: 0000000000000000 x9 : aa658ade84b79100 [ 81.193866][ T5544] x8 : aa658ade84b79100 x7 : 0000000000000001 x6 : 0000000000000001 [ 81.195082][ T5544] x5 : ffff800021926d18 x4 : ffff80001425f420 x3 : ffff800008504400 [ 81.196394][ T5544] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 81.197798][ T5544] Call trace: [ 81.198369][ T5544] btrfs_replace_file_extents+0xcc4/0x1290 [ 81.199293][ T5544] btrfs_clone+0xb30/0x1b24 [ 81.200023][ T5544] btrfs_clone_files+0x278/0x320 [ 81.200863][ T5544] btrfs_remap_file_range+0x488/0xb9c [ 81.201697][ T5544] vfs_copy_file_range+0xaa0/0x10ec [ 81.202558][ T5544] __arm64_sys_copy_file_range+0x534/0x8c8 [ 81.203540][ T5544] invoke_syscall+0x98/0x2b8 [ 81.204285][ T5544] el0_svc_common+0x138/0x258 [ 81.204980][ T5544] do_el0_svc+0x58/0x14c [ 81.205685][ T5544] el0_svc+0x78/0x1e0 [ 81.206335][ T5544] el0t_64_sync_handler+0xcc/0xe4 [ 81.207108][ T5544] el0t_64_sync+0x1a0/0x1a4 [ 81.207890][ T5544] irq event stamp: 79548 [ 81.208589][ T5544] hardirqs last enabled at (79547): [] __up_console_sem+0xb4/0x100 [ 81.210050][ T5544] hardirqs last disabled at (79548): [] el1_dbg+0x24/0x80 [ 81.211435][ T5544] softirqs last enabled at (79536): [] handle_softirqs+0xa4c/0xbf0 [ 81.212917][ T5544] softirqs last disabled at (79521): [] __irq_exit_rcu+0x240/0x440 [ 81.214467][ T5544] ---[ end trace 0731610a73c135ee ]--- [ 81.215500][ T5544] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 81.217120][ T5544] BTRFS info (device loop0): forced readonly [ 81.348232][ T5566] loop0: detected capacity change from 0 to 32768 [ 81.446020][ T5566] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.44 (5566) [ 81.448880][ T5566] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 81.450266][ T5566] BTRFS info (device loop0): using free space tree [ 81.451203][ T5566] BTRFS info (device loop0): has skinny extents [ 81.472213][ T5566] BTRFS info (device loop0): enabling ssd optimizations [ 81.483188][ T5566] FAULT_INJECTION: forcing a failure. [ 81.483188][ T5566] name failslab, interval 1, probability 0, space 0, times 0 [ 81.486073][ T5566] CPU: 1 PID: 5566 Comm: syz.0.44 Tainted: G W syzkaller #0 [ 81.487308][ T5566] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 81.488898][ T5566] Call trace: [ 81.489408][ T5566] dump_backtrace+0x0/0x43c [ 81.490145][ T5566] show_stack+0x2c/0x3c [ 81.490772][ T5566] __dump_stack+0x30/0x40 [ 81.491441][ T5566] dump_stack_lvl+0xf8/0x160 [ 81.492145][ T5566] dump_stack+0x1c/0x5c [ 81.492745][ T5566] should_fail+0x3c0/0x51c [ 81.493380][ T5566] __should_failslab+0xbc/0x10c [ 81.494149][ T5566] should_failslab+0x10/0x28 [ 81.494873][ T5566] slab_pre_alloc_hook+0x64/0xec [ 81.495633][ T5566] kmem_cache_alloc+0x94/0x3e4 [ 81.496405][ T5566] alloc_extent_state+0x38/0x430 [ 81.497172][ T5566] __clear_extent_bit+0x1f4/0xb44 [ 81.497932][ T5566] clear_extent_bit+0x68/0x8c [ 81.498691][ T5566] btrfs_clone_files+0x29c/0x320 [ 81.499512][ T5566] btrfs_remap_file_range+0x488/0xb9c [ 81.500350][ T5566] vfs_copy_file_range+0xaa0/0x10ec [ 81.501128][ T5566] __arm64_sys_copy_file_range+0x534/0x8c8 [ 81.502036][ T5566] invoke_syscall+0x98/0x2b8 [ 81.502777][ T5566] el0_svc_common+0x138/0x258 [ 81.503495][ T5566] do_el0_svc+0x58/0x14c [ 81.504127][ T5566] el0_svc+0x78/0x1e0 [ 81.504769][ T5566] el0t_64_sync_handler+0xcc/0xe4 [ 81.505489][ T5566] el0t_64_sync+0x1a0/0x1a4 [ 81.647557][ T5588] loop0: detected capacity change from 0 to 32768 [ 81.654203][ T5588] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.45 (5588) [ 81.658933][ T5588] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 81.660252][ T5588] BTRFS info (device loop0): using free space tree [ 81.661214][ T5588] BTRFS info (device loop0): has skinny extents [ 81.680487][ T5588] BTRFS info (device loop0): enabling ssd optimizations [ 81.687667][ T5588] FAULT_INJECTION: forcing a failure. [ 81.687667][ T5588] name failslab, interval 1, probability 0, space 0, times 0 [ 81.689648][ T5588] CPU: 1 PID: 5588 Comm: syz.0.45 Tainted: G W syzkaller #0 [ 81.690941][ T5588] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 81.692439][ T5588] Call trace: [ 81.692893][ T5588] dump_backtrace+0x0/0x43c [ 81.693532][ T5588] show_stack+0x2c/0x3c [ 81.694133][ T5588] __dump_stack+0x30/0x40 [ 81.694732][ T5588] dump_stack_lvl+0xf8/0x160 [ 81.695413][ T5588] dump_stack+0x1c/0x5c [ 81.696019][ T5588] should_fail+0x3c0/0x51c [ 81.696664][ T5588] __should_failslab+0xbc/0x10c [ 81.697369][ T5588] should_failslab+0x10/0x28 [ 81.698034][ T5588] slab_pre_alloc_hook+0x64/0xec [ 81.698765][ T5588] kmem_cache_alloc+0x94/0x3e4 [ 81.699475][ T5588] btrfs_add_delayed_data_ref+0x3bc/0xd0c [ 81.700359][ T5588] btrfs_inc_extent_ref+0x100/0x198 [ 81.701094][ T5588] btrfs_insert_replace_extent+0x660/0x970 [ 81.701997][ T5588] btrfs_replace_file_extents+0xa68/0x1290 [ 81.702868][ T5588] btrfs_clone+0xb30/0x1b24 [ 81.703521][ T5588] btrfs_clone_files+0x278/0x320 [ 81.704294][ T5588] btrfs_remap_file_range+0x488/0xb9c [ 81.705117][ T5588] vfs_copy_file_range+0xaa0/0x10ec [ 81.705892][ T5588] __arm64_sys_copy_file_range+0x534/0x8c8 [ 81.706720][ T5588] invoke_syscall+0x98/0x2b8 [ 81.707457][ T5588] el0_svc_common+0x138/0x258 [ 81.708135][ T5588] do_el0_svc+0x58/0x14c [ 81.708755][ T5588] el0_svc+0x78/0x1e0 [ 81.709313][ T5588] el0t_64_sync_handler+0xcc/0xe4 [ 81.710029][ T5588] el0t_64_sync+0x1a0/0x1a4 [ 81.712120][ T5588] ------------[ cut here ]------------ [ 81.713136][ T5588] WARNING: CPU: 1 PID: 5588 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 81.714560][ T5588] Modules linked in: [ 81.715161][ T5588] CPU: 1 PID: 5588 Comm: syz.0.45 Tainted: G W syzkaller #0 [ 81.716543][ T5588] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 81.718203][ T5588] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 81.719520][ T5588] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 81.720577][ T5588] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 81.721519][ T5588] sp : ffff800022277420 [ 81.722132][ T5588] x29: ffff800022277540 x28: 000000000001afff x27: 000000000000e000 [ 81.723428][ T5588] x26: dfff800000000000 x25: ffff0000ca958000 x24: ffff0000e1a0c4b0 [ 81.724813][ T5588] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000de94d7e8 [ 81.726156][ T5588] x20: ffff0000de94d790 x19: 1fffe0001bd29afd x18: 0000000000000001 [ 81.727518][ T5588] x17: 0000000000000000 x16: ffff8000111cbe1c x15: 00000000ffffffff [ 81.728757][ T5588] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 81.730138][ T5588] x11: 0000000000000000 x10: 0000000000000000 x9 : 5abe36b53bc28900 [ 81.731451][ T5588] x8 : 5abe36b53bc28900 x7 : 0000000000000001 x6 : 0000000000000001 [ 81.732821][ T5588] x5 : ffff800022276d18 x4 : ffff80001425f420 x3 : ffff800008504400 [ 81.734173][ T5588] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 81.735462][ T5588] Call trace: [ 81.735978][ T5588] btrfs_replace_file_extents+0xcc4/0x1290 [ 81.736921][ T5588] btrfs_clone+0xb30/0x1b24 [ 81.737601][ T5588] btrfs_clone_files+0x278/0x320 [ 81.738349][ T5588] btrfs_remap_file_range+0x488/0xb9c [ 81.739124][ T5588] vfs_copy_file_range+0xaa0/0x10ec [ 81.739886][ T5588] __arm64_sys_copy_file_range+0x534/0x8c8 [ 81.740764][ T5588] invoke_syscall+0x98/0x2b8 [ 81.741446][ T5588] el0_svc_common+0x138/0x258 [ 81.742127][ T5588] do_el0_svc+0x58/0x14c [ 81.742729][ T5588] el0_svc+0x78/0x1e0 [ 81.743319][ T5588] el0t_64_sync_handler+0xcc/0xe4 [ 81.744021][ T5588] el0t_64_sync+0x1a0/0x1a4 [ 81.744642][ T5588] irq event stamp: 79770 [ 81.745266][ T5588] hardirqs last enabled at (79769): [] __up_console_sem+0xb4/0x100 [ 81.746639][ T5588] hardirqs last disabled at (79770): [] el1_dbg+0x24/0x80 [ 81.747874][ T5588] softirqs last enabled at (79748): [] handle_softirqs+0xa4c/0xbf0 [ 81.749269][ T5588] softirqs last disabled at (79711): [] __irq_exit_rcu+0x240/0x440 [ 81.750860][ T5588] ---[ end trace 0731610a73c135ef ]--- [ 81.752678][ T5588] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 81.754269][ T5588] BTRFS info (device loop0): forced readonly [ 81.931504][ T5610] loop0: detected capacity change from 0 to 32768 [ 81.969913][ T5610] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.46 (5610) [ 81.972925][ T5610] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 81.974256][ T5610] BTRFS info (device loop0): using free space tree [ 81.975376][ T5610] BTRFS info (device loop0): has skinny extents [ 81.984014][ T5610] BTRFS info (device loop0): enabling ssd optimizations [ 81.991438][ T5610] FAULT_INJECTION: forcing a failure. [ 81.991438][ T5610] name failslab, interval 1, probability 0, space 0, times 0 [ 81.993394][ T5610] CPU: 1 PID: 5610 Comm: syz.0.46 Tainted: G W syzkaller #0 [ 81.994598][ T5610] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 81.996425][ T5610] Call trace: [ 81.996999][ T5610] dump_backtrace+0x0/0x43c [ 81.997696][ T5610] show_stack+0x2c/0x3c [ 81.998332][ T5610] __dump_stack+0x30/0x40 [ 81.999033][ T5610] dump_stack_lvl+0xf8/0x160 [ 81.999718][ T5610] dump_stack+0x1c/0x5c [ 82.000291][ T5610] should_fail+0x3c0/0x51c [ 82.000989][ T5610] __should_failslab+0xbc/0x10c [ 82.001817][ T5610] should_failslab+0x10/0x28 [ 82.002581][ T5610] slab_pre_alloc_hook+0x64/0xec [ 82.003368][ T5610] kmem_cache_alloc+0x94/0x3e4 [ 82.004112][ T5610] btrfs_add_delayed_data_ref+0x3bc/0xd0c [ 82.004926][ T5610] btrfs_inc_extent_ref+0x100/0x198 [ 82.005784][ T5610] btrfs_insert_replace_extent+0x660/0x970 [ 82.006706][ T5610] btrfs_replace_file_extents+0xa68/0x1290 [ 82.007605][ T5610] btrfs_clone+0xb30/0x1b24 [ 82.008328][ T5610] btrfs_clone_files+0x278/0x320 [ 82.009093][ T5610] btrfs_remap_file_range+0x488/0xb9c [ 82.009889][ T5610] vfs_copy_file_range+0xaa0/0x10ec [ 82.010692][ T5610] __arm64_sys_copy_file_range+0x534/0x8c8 [ 82.011591][ T5610] invoke_syscall+0x98/0x2b8 [ 82.012235][ T5610] el0_svc_common+0x138/0x258 [ 82.012962][ T5610] do_el0_svc+0x58/0x14c [ 82.013576][ T5610] el0_svc+0x78/0x1e0 [ 82.014152][ T5610] el0t_64_sync_handler+0xcc/0xe4 [ 82.014826][ T5610] el0t_64_sync+0x1a0/0x1a4 [ 82.016705][ T5610] ------------[ cut here ]------------ [ 82.017631][ T5610] WARNING: CPU: 1 PID: 5610 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 82.019162][ T5610] Modules linked in: [ 82.019725][ T5610] CPU: 1 PID: 5610 Comm: syz.0.46 Tainted: G W syzkaller #0 [ 82.021034][ T5610] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 82.022497][ T5610] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 82.023692][ T5610] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 82.024714][ T5610] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 82.025712][ T5610] sp : ffff800021f07420 [ 82.026399][ T5610] x29: ffff800021f07540 x28: 000000000001afff x27: 000000000000e000 [ 82.027654][ T5610] x26: dfff800000000000 x25: ffff0000cfe40000 x24: ffff0000e18209d0 [ 82.028909][ T5610] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000de94d1b8 [ 82.030208][ T5610] x20: ffff0000de94d160 x19: 1fffe0001bd29a37 x18: 0000000000000001 [ 82.031436][ T5610] x17: 0000000000000000 x16: ffff8000111cbe1c x15: 00000000ffffffff [ 82.032632][ T5610] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 82.033757][ T5610] x11: 0000000000000000 x10: 0000000000000000 x9 : a4fee262ff70f800 [ 82.034893][ T5610] x8 : a4fee262ff70f800 x7 : 0000000000000001 x6 : 0000000000000001 [ 82.036010][ T5610] x5 : ffff800021f06d18 x4 : ffff80001425f420 x3 : ffff800008504400 [ 82.037185][ T5610] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 82.038375][ T5610] Call trace: [ 82.038893][ T5610] btrfs_replace_file_extents+0xcc4/0x1290 [ 82.039840][ T5610] btrfs_clone+0xb30/0x1b24 [ 82.040544][ T5610] btrfs_clone_files+0x278/0x320 [ 82.041317][ T5610] btrfs_remap_file_range+0x488/0xb9c [ 82.042103][ T5610] vfs_copy_file_range+0xaa0/0x10ec [ 82.042975][ T5610] __arm64_sys_copy_file_range+0x534/0x8c8 [ 82.043900][ T5610] invoke_syscall+0x98/0x2b8 [ 82.044639][ T5610] el0_svc_common+0x138/0x258 [ 82.045393][ T5610] do_el0_svc+0x58/0x14c [ 82.046125][ T5610] el0_svc+0x78/0x1e0 [ 82.046748][ T5610] el0t_64_sync_handler+0xcc/0xe4 [ 82.047512][ T5610] el0t_64_sync+0x1a0/0x1a4 [ 82.048215][ T5610] irq event stamp: 79736 [ 82.048876][ T5610] hardirqs last enabled at (79735): [] __up_console_sem+0xb4/0x100 [ 82.050291][ T5610] hardirqs last disabled at (79736): [] el1_dbg+0x24/0x80 [ 82.051569][ T5610] softirqs last enabled at (79714): [] handle_softirqs+0xa4c/0xbf0 [ 82.053110][ T5610] softirqs last disabled at (79701): [] __irq_exit_rcu+0x240/0x440 [ 82.054563][ T5610] ---[ end trace 0731610a73c135f0 ]--- [ 82.055763][ T5610] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 82.057266][ T5610] BTRFS info (device loop0): forced readonly [ 82.233557][ T5632] loop0: detected capacity change from 0 to 32768 [ 82.289194][ T5632] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.47 (5632) [ 82.293304][ T5632] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 82.295224][ T5632] BTRFS info (device loop0): using free space tree [ 82.296178][ T5632] BTRFS info (device loop0): has skinny extents [ 82.303412][ T5632] BTRFS info (device loop0): enabling ssd optimizations [ 82.309916][ T5632] FAULT_INJECTION: forcing a failure. [ 82.309916][ T5632] name failslab, interval 1, probability 0, space 0, times 0 [ 82.312005][ T5632] CPU: 0 PID: 5632 Comm: syz.0.47 Tainted: G W syzkaller #0 [ 82.313405][ T5632] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 82.314843][ T5632] Call trace: [ 82.315311][ T5632] dump_backtrace+0x0/0x43c [ 82.315954][ T5632] show_stack+0x2c/0x3c [ 82.316652][ T5632] __dump_stack+0x30/0x40 [ 82.317351][ T5632] dump_stack_lvl+0xf8/0x160 [ 82.318032][ T5632] dump_stack+0x1c/0x5c [ 82.318631][ T5632] should_fail+0x3c0/0x51c [ 82.319331][ T5632] __should_failslab+0xbc/0x10c [ 82.320006][ T5632] should_failslab+0x10/0x28 [ 82.320665][ T5632] slab_pre_alloc_hook+0x64/0xec [ 82.321359][ T5632] kmem_cache_alloc+0x94/0x3e4 [ 82.322089][ T5632] alloc_extent_state+0x38/0x430 [ 82.322793][ T5632] __clear_extent_bit+0x1f4/0xb44 [ 82.323517][ T5632] clear_extent_bit+0x68/0x8c [ 82.324245][ T5632] btrfs_clone_files+0x29c/0x320 [ 82.325032][ T5632] btrfs_remap_file_range+0x488/0xb9c [ 82.325957][ T5632] vfs_copy_file_range+0xaa0/0x10ec [ 82.326781][ T5632] __arm64_sys_copy_file_range+0x534/0x8c8 [ 82.327662][ T5632] invoke_syscall+0x98/0x2b8 [ 82.328355][ T5632] el0_svc_common+0x138/0x258 [ 82.329058][ T5632] do_el0_svc+0x58/0x14c [ 82.329746][ T5632] el0_svc+0x78/0x1e0 [ 82.330340][ T5632] el0t_64_sync_handler+0xcc/0xe4 [ 82.331084][ T5632] el0t_64_sync+0x1a0/0x1a4 [ 82.475939][ T5654] loop0: detected capacity change from 0 to 32768 [ 82.516779][ T5654] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.48 (5654) [ 82.546049][ T5654] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 82.547409][ T5654] BTRFS info (device loop0): using free space tree [ 82.548303][ T5654] BTRFS info (device loop0): has skinny extents [ 82.556950][ T5654] BTRFS info (device loop0): enabling ssd optimizations [ 82.563138][ T5654] FAULT_INJECTION: forcing a failure. [ 82.563138][ T5654] name failslab, interval 1, probability 0, space 0, times 0 [ 82.565309][ T5654] CPU: 0 PID: 5654 Comm: syz.0.48 Tainted: G W syzkaller #0 [ 82.566616][ T5654] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 82.568186][ T5654] Call trace: [ 82.568685][ T5654] dump_backtrace+0x0/0x43c [ 82.569395][ T5654] show_stack+0x2c/0x3c [ 82.569978][ T5654] __dump_stack+0x30/0x40 [ 82.570573][ T5654] dump_stack_lvl+0xf8/0x160 [ 82.571324][ T5654] dump_stack+0x1c/0x5c [ 82.571970][ T5654] should_fail+0x3c0/0x51c [ 82.572699][ T5654] __should_failslab+0xbc/0x10c [ 82.573452][ T5654] should_failslab+0x10/0x28 [ 82.574134][ T5654] slab_pre_alloc_hook+0x64/0xec [ 82.574838][ T5654] kmem_cache_alloc+0x94/0x3e4 [ 82.575597][ T5654] alloc_extent_state+0x38/0x430 [ 82.576354][ T5654] __clear_extent_bit+0x1f4/0xb44 [ 82.577143][ T5654] clear_extent_bit+0x68/0x8c [ 82.577868][ T5654] btrfs_clone_files+0x29c/0x320 [ 82.578669][ T5654] btrfs_remap_file_range+0x488/0xb9c [ 82.579535][ T5654] vfs_copy_file_range+0xaa0/0x10ec [ 82.580397][ T5654] __arm64_sys_copy_file_range+0x534/0x8c8 [ 82.581329][ T5654] invoke_syscall+0x98/0x2b8 [ 82.582113][ T5654] el0_svc_common+0x138/0x258 [ 82.582908][ T5654] do_el0_svc+0x58/0x14c [ 82.583572][ T5654] el0_svc+0x78/0x1e0 [ 82.584209][ T5654] el0t_64_sync_handler+0xcc/0xe4 [ 82.584973][ T5654] el0t_64_sync+0x1a0/0x1a4 [ 82.637106][ T4929] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 10 /dev/loop0 scanned by udevd (4929) [ 82.719154][ T5675] loop0: detected capacity change from 0 to 32768 [ 82.786965][ T5675] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 82.788390][ T5675] BTRFS info (device loop0): using free space tree [ 82.789438][ T5675] BTRFS info (device loop0): has skinny extents [ 82.796710][ T5675] BTRFS info (device loop0): enabling ssd optimizations [ 82.802941][ T5675] FAULT_INJECTION: forcing a failure. [ 82.802941][ T5675] name failslab, interval 1, probability 0, space 0, times 0 [ 82.805941][ T5675] CPU: 1 PID: 5675 Comm: syz.0.49 Tainted: G W syzkaller #0 [ 82.807225][ T5675] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 82.808824][ T5675] Call trace: [ 82.809300][ T5675] dump_backtrace+0x0/0x43c [ 82.809930][ T5675] show_stack+0x2c/0x3c [ 82.810619][ T5675] __dump_stack+0x30/0x40 [ 82.811275][ T5675] dump_stack_lvl+0xf8/0x160 [ 82.812005][ T5675] dump_stack+0x1c/0x5c [ 82.812669][ T5675] should_fail+0x3c0/0x51c [ 82.813389][ T5675] __should_failslab+0xbc/0x10c [ 82.814149][ T5675] should_failslab+0x10/0x28 [ 82.814874][ T5675] slab_pre_alloc_hook+0x64/0xec [ 82.815652][ T5675] kmem_cache_alloc+0x94/0x3e4 [ 82.816444][ T5675] alloc_extent_state+0x38/0x430 [ 82.817256][ T5675] __clear_extent_bit+0x1f4/0xb44 [ 82.818060][ T5675] clear_extent_bit+0x68/0x8c [ 82.818769][ T5675] btrfs_clone_files+0x29c/0x320 [ 82.819600][ T5675] btrfs_remap_file_range+0x488/0xb9c [ 82.820394][ T5675] vfs_copy_file_range+0xaa0/0x10ec [ 82.821113][ T5675] __arm64_sys_copy_file_range+0x534/0x8c8 [ 82.821925][ T5675] invoke_syscall+0x98/0x2b8 [ 82.822597][ T5675] el0_svc_common+0x138/0x258 [ 82.823333][ T5675] do_el0_svc+0x58/0x14c [ 82.823996][ T5675] el0_svc+0x78/0x1e0 [ 82.824618][ T5675] el0t_64_sync_handler+0xcc/0xe4 [ 82.825459][ T5675] el0t_64_sync+0x1a0/0x1a4 [ 82.965962][ T5698] loop0: detected capacity change from 0 to 32768 [ 82.968249][ T5698] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.50 (5698) [ 82.971770][ T5698] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 82.973155][ T5698] BTRFS info (device loop0): using free space tree [ 82.974069][ T5698] BTRFS info (device loop0): has skinny extents [ 82.992104][ T5698] BTRFS info (device loop0): enabling ssd optimizations [ 82.999739][ T5698] FAULT_INJECTION: forcing a failure. [ 82.999739][ T5698] name failslab, interval 1, probability 0, space 0, times 0 [ 83.001584][ T5698] CPU: 1 PID: 5698 Comm: syz.0.50 Tainted: G W syzkaller #0 [ 83.002796][ T5698] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 83.004349][ T5698] Call trace: [ 83.004855][ T5698] dump_backtrace+0x0/0x43c [ 83.005603][ T5698] show_stack+0x2c/0x3c [ 83.006290][ T5698] __dump_stack+0x30/0x40 [ 83.006974][ T5698] dump_stack_lvl+0xf8/0x160 [ 83.007739][ T5698] dump_stack+0x1c/0x5c [ 83.008440][ T5698] should_fail+0x3c0/0x51c [ 83.009202][ T5698] __should_failslab+0xbc/0x10c [ 83.010025][ T5698] should_failslab+0x10/0x28 [ 83.010799][ T5698] slab_pre_alloc_hook+0x64/0xec [ 83.011630][ T5698] kmem_cache_alloc+0x94/0x3e4 [ 83.012382][ T5698] btrfs_add_delayed_data_ref+0x164/0xd0c [ 83.013298][ T5698] btrfs_inc_extent_ref+0x100/0x198 [ 83.014117][ T5698] btrfs_insert_replace_extent+0x660/0x970 [ 83.015079][ T5698] btrfs_replace_file_extents+0xa68/0x1290 [ 83.015977][ T5698] btrfs_clone+0xb30/0x1b24 [ 83.016652][ T5698] btrfs_clone_files+0x278/0x320 [ 83.017481][ T5698] btrfs_remap_file_range+0x488/0xb9c [ 83.018359][ T5698] vfs_copy_file_range+0xaa0/0x10ec [ 83.019173][ T5698] __arm64_sys_copy_file_range+0x534/0x8c8 [ 83.020115][ T5698] invoke_syscall+0x98/0x2b8 [ 83.020905][ T5698] el0_svc_common+0x138/0x258 [ 83.021716][ T5698] do_el0_svc+0x58/0x14c [ 83.022376][ T5698] el0_svc+0x78/0x1e0 [ 83.023014][ T5698] el0t_64_sync_handler+0xcc/0xe4 [ 83.023776][ T5698] el0t_64_sync+0x1a0/0x1a4 [ 83.026570][ T5698] ------------[ cut here ]------------ [ 83.027558][ T5698] WARNING: CPU: 1 PID: 5698 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 83.029137][ T5698] Modules linked in: [ 83.029708][ T5698] CPU: 1 PID: 5698 Comm: syz.0.50 Tainted: G W syzkaller #0 [ 83.031071][ T5698] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 83.032555][ T5698] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 83.033666][ T5698] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 83.034636][ T5698] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 83.035587][ T5698] sp : ffff800022557420 [ 83.036205][ T5698] x29: ffff800022557540 x28: 000000000001afff x27: 000000000000e000 [ 83.037404][ T5698] x26: dfff800000000000 x25: ffff0000d684c000 x24: ffff0000e18244b0 [ 83.038625][ T5698] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000deaa4108 [ 83.039899][ T5698] x20: ffff0000deaa40b0 x19: 1fffe0001bd54821 x18: 0000000000000001 [ 83.041070][ T5698] x17: 0000000000000000 x16: ffff8000111cbe1c x15: 00000000ffffffff [ 83.042282][ T5698] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 83.043432][ T5698] x11: 0000000000000000 x10: 0000000000000000 x9 : e28bdca47f665d00 [ 83.044651][ T5698] x8 : e28bdca47f665d00 x7 : 0000000000000001 x6 : 0000000000000001 [ 83.045886][ T5698] x5 : ffff800022556d18 x4 : ffff80001425f420 x3 : ffff800008504400 [ 83.047185][ T5698] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 83.048481][ T5698] Call trace: [ 83.048984][ T5698] btrfs_replace_file_extents+0xcc4/0x1290 [ 83.049895][ T5698] btrfs_clone+0xb30/0x1b24 [ 83.050576][ T5698] btrfs_clone_files+0x278/0x320 [ 83.051273][ T5698] btrfs_remap_file_range+0x488/0xb9c [ 83.052138][ T5698] vfs_copy_file_range+0xaa0/0x10ec [ 83.053010][ T5698] __arm64_sys_copy_file_range+0x534/0x8c8 [ 83.054042][ T5698] invoke_syscall+0x98/0x2b8 [ 83.054800][ T5698] el0_svc_common+0x138/0x258 [ 83.055579][ T5698] do_el0_svc+0x58/0x14c [ 83.056283][ T5698] el0_svc+0x78/0x1e0 [ 83.056964][ T5698] el0t_64_sync_handler+0xcc/0xe4 [ 83.057803][ T5698] el0t_64_sync+0x1a0/0x1a4 [ 83.058477][ T5698] irq event stamp: 79608 [ 83.059093][ T5698] hardirqs last enabled at (79607): [] __up_console_sem+0xb4/0x100 [ 83.060605][ T5698] hardirqs last disabled at (79608): [] el1_dbg+0x24/0x80 [ 83.061992][ T5698] softirqs last enabled at (79584): [] handle_softirqs+0xa4c/0xbf0 [ 83.063553][ T5698] softirqs last disabled at (79523): [] __irq_exit_rcu+0x240/0x440 [ 83.065047][ T5698] ---[ end trace 0731610a73c135f1 ]--- [ 83.067798][ T5698] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 83.069433][ T5698] BTRFS info (device loop0): forced readonly [ 83.201840][ T5721] loop0: detected capacity change from 0 to 32768 [ 83.226216][ T5721] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.51 (5721) [ 83.229392][ T5721] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 83.230818][ T5721] BTRFS info (device loop0): using free space tree [ 83.231851][ T5721] BTRFS info (device loop0): has skinny extents [ 83.239702][ T5721] BTRFS info (device loop0): enabling ssd optimizations [ 83.246099][ T5721] FAULT_INJECTION: forcing a failure. [ 83.246099][ T5721] name failslab, interval 1, probability 0, space 0, times 0 [ 83.248028][ T5721] CPU: 0 PID: 5721 Comm: syz.0.51 Tainted: G W syzkaller #0 [ 83.249356][ T5721] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 83.250926][ T5721] Call trace: [ 83.251489][ T5721] dump_backtrace+0x0/0x43c [ 83.252138][ T5721] show_stack+0x2c/0x3c [ 83.252755][ T5721] __dump_stack+0x30/0x40 [ 83.253504][ T5721] dump_stack_lvl+0xf8/0x160 [ 83.254273][ T5721] dump_stack+0x1c/0x5c [ 83.254955][ T5721] should_fail+0x3c0/0x51c [ 83.255666][ T5721] __should_failslab+0xbc/0x10c [ 83.256439][ T5721] should_failslab+0x10/0x28 [ 83.257130][ T5721] slab_pre_alloc_hook+0x64/0xec [ 83.257845][ T5721] kmem_cache_alloc+0x94/0x3e4 [ 83.258605][ T5721] btrfs_add_delayed_data_ref+0x164/0xd0c [ 83.259564][ T5721] btrfs_inc_extent_ref+0x100/0x198 [ 83.260358][ T5721] btrfs_insert_replace_extent+0x660/0x970 [ 83.261239][ T5721] btrfs_replace_file_extents+0xa68/0x1290 [ 83.262086][ T5721] btrfs_clone+0xb30/0x1b24 [ 83.262739][ T5721] btrfs_clone_files+0x278/0x320 [ 83.263524][ T5721] btrfs_remap_file_range+0x488/0xb9c [ 83.264345][ T5721] vfs_copy_file_range+0xaa0/0x10ec [ 83.265051][ T5721] __arm64_sys_copy_file_range+0x534/0x8c8 [ 83.265863][ T5721] invoke_syscall+0x98/0x2b8 [ 83.266502][ T5721] el0_svc_common+0x138/0x258 [ 83.267138][ T5721] do_el0_svc+0x58/0x14c [ 83.267735][ T5721] el0_svc+0x78/0x1e0 [ 83.268289][ T5721] el0t_64_sync_handler+0xcc/0xe4 [ 83.268976][ T5721] el0t_64_sync+0x1a0/0x1a4 [ 83.271327][ T5721] ------------[ cut here ]------------ [ 83.272309][ T5721] WARNING: CPU: 0 PID: 5721 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 83.273709][ T5721] Modules linked in: [ 83.274351][ T5721] CPU: 0 PID: 5721 Comm: syz.0.51 Tainted: G W syzkaller #0 [ 83.275693][ T5721] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 83.277385][ T5721] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 83.278676][ T5721] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 83.279683][ T5721] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 83.280705][ T5721] sp : ffff800023007420 [ 83.281406][ T5721] x29: ffff800023007540 x28: 000000000001afff x27: 000000000000e000 [ 83.282690][ T5721] x26: dfff800000000000 x25: ffff0000dac44000 x24: ffff0000e19a89d0 [ 83.284047][ T5721] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000d14d3268 [ 83.285325][ T5721] x20: ffff0000d14d3210 x19: 1fffe0001a29a64d x18: 0000000000000001 [ 83.286532][ T5721] x17: 0000000000000000 x16: ffff8000111cbe1c x15: 00000000ffffffff [ 83.287767][ T5721] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 83.289022][ T5721] x11: 0000000000000000 x10: 0000000000000000 x9 : d298f9edf85e9300 [ 83.290178][ T5721] x8 : d298f9edf85e9300 x7 : 0000000000000001 x6 : 0000000000000001 [ 83.291362][ T5721] x5 : ffff800023006d18 x4 : ffff80001425f420 x3 : ffff800008504400 [ 83.292518][ T5721] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 83.293826][ T5721] Call trace: [ 83.294320][ T5721] btrfs_replace_file_extents+0xcc4/0x1290 [ 83.295181][ T5721] btrfs_clone+0xb30/0x1b24 [ 83.295842][ T5721] btrfs_clone_files+0x278/0x320 [ 83.296620][ T5721] btrfs_remap_file_range+0x488/0xb9c [ 83.297453][ T5721] vfs_copy_file_range+0xaa0/0x10ec [ 83.298333][ T5721] __arm64_sys_copy_file_range+0x534/0x8c8 [ 83.299267][ T5721] invoke_syscall+0x98/0x2b8 [ 83.300056][ T5721] el0_svc_common+0x138/0x258 [ 83.300803][ T5721] do_el0_svc+0x58/0x14c [ 83.301536][ T5721] el0_svc+0x78/0x1e0 [ 83.302157][ T5721] el0t_64_sync_handler+0xcc/0xe4 [ 83.302916][ T5721] el0t_64_sync+0x1a0/0x1a4 [ 83.303679][ T5721] irq event stamp: 79664 [ 83.304376][ T5721] hardirqs last enabled at (79663): [] __up_console_sem+0xb4/0x100 [ 83.305915][ T5721] hardirqs last disabled at (79664): [] el1_dbg+0x24/0x80 [ 83.307387][ T5721] softirqs last enabled at (79644): [] handle_softirqs+0xa4c/0xbf0 [ 83.308938][ T5721] softirqs last disabled at (79595): [] __irq_exit_rcu+0x240/0x440 [ 83.310381][ T5721] ---[ end trace 0731610a73c135f2 ]--- [ 83.313306][ T5721] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 83.315138][ T5721] BTRFS info (device loop0): forced readonly [ 83.360554][ T4929] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by udevd (4929) 1970/01/01 00:01:23 executed programs: 38 [ 83.449387][ T5743] loop0: detected capacity change from 0 to 32768 [ 83.497479][ T5743] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 83.498868][ T5743] BTRFS info (device loop0): using free space tree [ 83.499936][ T5743] BTRFS info (device loop0): has skinny extents [ 83.514865][ T5743] BTRFS info (device loop0): enabling ssd optimizations [ 83.521089][ T5743] FAULT_INJECTION: forcing a failure. [ 83.521089][ T5743] name failslab, interval 1, probability 0, space 0, times 0 [ 83.523022][ T5743] CPU: 0 PID: 5743 Comm: syz.0.52 Tainted: G W syzkaller #0 [ 83.524398][ T5743] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 83.526169][ T5743] Call trace: [ 83.526668][ T5743] dump_backtrace+0x0/0x43c [ 83.527376][ T5743] show_stack+0x2c/0x3c [ 83.527997][ T5743] __dump_stack+0x30/0x40 [ 83.528648][ T5743] dump_stack_lvl+0xf8/0x160 [ 83.529396][ T5743] dump_stack+0x1c/0x5c [ 83.530078][ T5743] should_fail+0x3c0/0x51c [ 83.530816][ T5743] __should_failslab+0xbc/0x10c [ 83.531538][ T5743] should_failslab+0x10/0x28 [ 83.532271][ T5743] slab_pre_alloc_hook+0x64/0xec [ 83.533051][ T5743] kmem_cache_alloc+0x94/0x3e4 [ 83.533842][ T5743] alloc_extent_state+0x38/0x430 [ 83.534682][ T5743] __clear_extent_bit+0x1f4/0xb44 [ 83.535511][ T5743] clear_extent_bit+0x68/0x8c [ 83.536291][ T5743] btrfs_clone_files+0x29c/0x320 [ 83.537057][ T5743] btrfs_remap_file_range+0x488/0xb9c [ 83.537897][ T5743] vfs_copy_file_range+0xaa0/0x10ec [ 83.538770][ T5743] __arm64_sys_copy_file_range+0x534/0x8c8 [ 83.539803][ T5743] invoke_syscall+0x98/0x2b8 [ 83.540608][ T5743] el0_svc_common+0x138/0x258 [ 83.541341][ T5743] do_el0_svc+0x58/0x14c [ 83.541971][ T5743] el0_svc+0x78/0x1e0 [ 83.542581][ T5743] el0t_64_sync_handler+0xcc/0xe4 [ 83.543344][ T5743] el0t_64_sync+0x1a0/0x1a4 [ 83.685653][ T5766] loop0: detected capacity change from 0 to 32768 [ 83.688210][ T5766] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.53 (5766) [ 83.691010][ T5766] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 83.692365][ T5766] BTRFS info (device loop0): using free space tree [ 83.693318][ T5766] BTRFS info (device loop0): has skinny extents [ 83.713329][ T5766] BTRFS info (device loop0): enabling ssd optimizations [ 83.719804][ T5766] FAULT_INJECTION: forcing a failure. [ 83.719804][ T5766] name failslab, interval 1, probability 0, space 0, times 0 [ 83.721836][ T5766] CPU: 0 PID: 5766 Comm: syz.0.53 Tainted: G W syzkaller #0 [ 83.723209][ T5766] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 83.724735][ T5766] Call trace: [ 83.725210][ T5766] dump_backtrace+0x0/0x43c [ 83.725916][ T5766] show_stack+0x2c/0x3c [ 83.726586][ T5766] __dump_stack+0x30/0x40 [ 83.727257][ T5766] dump_stack_lvl+0xf8/0x160 [ 83.727959][ T5766] dump_stack+0x1c/0x5c [ 83.728633][ T5766] should_fail+0x3c0/0x51c [ 83.729340][ T5766] __should_failslab+0xbc/0x10c [ 83.730066][ T5766] should_failslab+0x10/0x28 [ 83.730805][ T5766] slab_pre_alloc_hook+0x64/0xec