Warning: Permanently added '10.128.0.48' (ED25519) to the list of known hosts. 1970/01/01 00:01:04 parsed 1 programs [ 66.116370][ T4418] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 67.539880][ T4548] chnl_net:caif_netlink_parms(): no params data found [ 67.558371][ T4548] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.559554][ T4548] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.560969][ T4548] device bridge_slave_0 entered promiscuous mode [ 67.565761][ T4548] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.566889][ T4548] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.568371][ T4548] device bridge_slave_1 entered promiscuous mode [ 67.577793][ T4548] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.580384][ T4548] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.588243][ T4548] team0: Port device team_slave_0 added [ 67.590026][ T4548] team0: Port device team_slave_1 added [ 67.598706][ T4548] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 67.599858][ T4548] 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. [ 67.603643][ T4548] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 67.605975][ T4548] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 67.607083][ T4548] 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. [ 67.610943][ T4548] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 67.644131][ T4548] device hsr_slave_0 entered promiscuous mode [ 67.693341][ T4548] device hsr_slave_1 entered promiscuous mode [ 68.450530][ T4548] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 68.484351][ T4548] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 68.514290][ T4548] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 68.544286][ T4548] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 68.633424][ T4548] 8021q: adding VLAN 0 to HW filter on device bond0 [ 68.637018][ T417] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 68.638477][ T417] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 68.640999][ T4548] 8021q: adding VLAN 0 to HW filter on device team0 [ 68.643637][ T417] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 68.645334][ T417] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 68.647108][ T417] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.648231][ T417] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.649857][ T417] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 68.654144][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 68.655775][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 68.657173][ T136] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.658281][ T136] bridge0: port 2(bridge_slave_1) entered forwarding state [ 68.660692][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 68.669110][ T4548] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 68.670719][ T4548] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 68.675098][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 68.676813][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 68.678366][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 68.680248][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 68.681795][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 68.683953][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 68.689651][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 68.691308][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 68.697398][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 68.699724][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 68.702495][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 68.724855][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 68.726123][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 68.729691][ T4548] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 68.737405][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 68.738989][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 68.745728][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 68.747207][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 68.748651][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 68.750022][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 68.752468][ T4548] device veth0_vlan entered promiscuous mode [ 68.757974][ T4548] device veth1_vlan entered promiscuous mode [ 68.767984][ T4548] device veth0_macvtap entered promiscuous mode [ 68.770322][ T4548] device veth1_macvtap entered promiscuous mode [ 68.774069][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 68.775513][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 68.776968][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 68.778409][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 68.779873][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 68.781935][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 68.787102][ T4548] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 68.788396][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 68.789926][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 68.793201][ T4548] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 68.794288][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 68.796072][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 68.799912][ T4548] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 68.801355][ T4548] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 68.802650][ T4548] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 68.804486][ T4548] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 68.904458][ T136] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 68.905803][ T136] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 68.907365][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 68.922122][ T136] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 68.924185][ T136] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 68.925945][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 1970/01/01 00:01:09 executed programs: 0 [ 69.616632][ T3337] cfg80211: failed to load regulatory.db [ 69.623963][ T2062] ieee802154 phy0 wpan0: encryption failed: -22 [ 69.625379][ T2062] ieee802154 phy1 wpan1: encryption failed: -22 [ 69.646576][ T4787] chnl_net:caif_netlink_parms(): no params data found [ 69.706209][ T4787] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.707392][ T4787] bridge0: port 1(bridge_slave_0) entered disabled state [ 69.709020][ T4787] device bridge_slave_0 entered promiscuous mode [ 69.711428][ T4787] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.712579][ T4787] bridge0: port 2(bridge_slave_1) entered disabled state [ 69.715810][ T4787] device bridge_slave_1 entered promiscuous mode [ 69.728605][ T4787] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 69.735283][ T4787] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 69.754753][ T4787] team0: Port device team_slave_0 added [ 69.756597][ T4787] team0: Port device team_slave_1 added [ 69.774440][ T4787] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 69.775549][ T4787] 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. [ 69.779334][ T4787] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 69.783354][ T4787] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 69.784508][ T4787] 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. [ 69.788349][ T4787] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 69.834543][ T4787] device hsr_slave_0 entered promiscuous mode [ 69.953615][ T4787] device hsr_slave_1 entered promiscuous mode [ 70.034363][ T4787] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 70.035691][ T4787] Cannot create hsr debugfs directory [ 70.115971][ T4787] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 71.613292][ T4675] Bluetooth: hci0: command 0x0409 tx timeout [ 73.396656][ T4787] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 73.693669][ T4171] Bluetooth: hci0: command 0x041b tx timeout [ 74.936564][ T4787] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 74.987256][ T4787] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 75.156410][ T4787] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 75.185170][ T4787] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 75.234534][ T4787] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 75.294429][ T4787] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 75.357016][ T4787] 8021q: adding VLAN 0 to HW filter on device bond0 [ 75.360829][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 75.362428][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 75.366820][ T4787] 8021q: adding VLAN 0 to HW filter on device team0 [ 75.369310][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 75.370900][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 75.372407][ T298] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.373735][ T298] bridge0: port 1(bridge_slave_0) entered forwarding state [ 75.376899][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 75.393128][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 75.394747][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 75.396204][ T298] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.397373][ T298] bridge0: port 2(bridge_slave_1) entered forwarding state [ 75.400640][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 75.404686][ T417] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 75.408237][ T417] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 75.410193][ T417] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 75.411904][ T417] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 75.414694][ T417] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 75.416379][ T417] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 75.419036][ T417] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 75.420567][ T417] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 75.425078][ T417] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 75.426578][ T417] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 75.441389][ T4787] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 75.478510][ T417] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 75.479785][ T417] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 75.482751][ T4787] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 75.496369][ T417] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 75.498471][ T417] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 75.504461][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 75.505931][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 75.507412][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 75.508780][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 75.511368][ T4787] device veth0_vlan entered promiscuous mode [ 75.524447][ T4787] device veth1_vlan entered promiscuous mode [ 75.531459][ T417] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 75.534652][ T417] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 75.536123][ T417] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 75.537468][ T417] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 75.540144][ T4787] device veth0_macvtap entered promiscuous mode [ 75.542611][ T4787] device veth1_macvtap entered promiscuous mode [ 75.548089][ T4787] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 75.549651][ T4787] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 75.551706][ T4787] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 75.552889][ T417] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 75.554856][ T417] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 75.556217][ T417] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 75.557722][ T417] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 75.560182][ T4787] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 75.561832][ T4787] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 75.564744][ T4787] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 75.566641][ T417] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 75.568410][ T417] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 75.570802][ T4787] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 75.572050][ T4787] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 75.573546][ T4787] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 75.574805][ T4787] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 75.596404][ T417] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 75.601637][ T417] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 75.603000][ T298] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 75.603902][ T417] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 75.604586][ T298] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 75.606992][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 1970/01/01 00:01:15 executed programs: 2 [ 75.722192][ T4967] loop0: detected capacity change from 0 to 32768 [ 75.769394][ T4967] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.16 (4967) [ 75.773128][ T4171] Bluetooth: hci0: command 0x040f tx timeout [ 75.779212][ T4967] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 75.780550][ T4967] BTRFS info (device loop0): using free space tree [ 75.781437][ T4967] BTRFS info (device loop0): has skinny extents [ 75.792684][ T4967] BTRFS info (device loop0): enabling ssd optimizations [ 75.808536][ T4967] FAULT_INJECTION: forcing a failure. [ 75.808536][ T4967] name failslab, interval 1, probability 0, space 0, times 1 [ 75.810484][ T4967] CPU: 0 PID: 4967 Comm: syz.0.16 Not tainted syzkaller #0 [ 75.811452][ T4967] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.812965][ T4967] Call trace: [ 75.813445][ T4967] dump_backtrace+0x0/0x43c [ 75.814086][ T4967] show_stack+0x2c/0x3c [ 75.814749][ T4967] __dump_stack+0x30/0x40 [ 75.815391][ T4967] dump_stack_lvl+0xf8/0x160 [ 75.816125][ T4967] dump_stack+0x1c/0x5c [ 75.816753][ T4967] should_fail+0x3c0/0x51c [ 75.817384][ T4967] __should_failslab+0xbc/0x10c [ 75.818104][ T4967] should_failslab+0x10/0x28 [ 75.818795][ T4967] slab_pre_alloc_hook+0x64/0xec [ 75.819491][ T4967] kmem_cache_alloc+0x94/0x3e4 [ 75.820190][ T4967] btrfs_add_delayed_data_ref+0x3bc/0xd0c [ 75.821039][ T4967] btrfs_inc_extent_ref+0x100/0x198 [ 75.821779][ T4967] btrfs_insert_replace_extent+0x660/0x970 [ 75.822630][ T4967] btrfs_replace_file_extents+0xa68/0x1290 [ 75.823504][ T4967] btrfs_clone+0xb30/0x1b24 [ 75.824208][ T4967] btrfs_clone_files+0x278/0x320 [ 75.824934][ T4967] btrfs_remap_file_range+0x488/0xb9c [ 75.825702][ T4967] vfs_copy_file_range+0xaa0/0x10ec [ 75.826413][ T4967] __arm64_sys_copy_file_range+0x534/0x8c8 [ 75.827295][ T4967] invoke_syscall+0x98/0x2b8 [ 75.828089][ T4967] el0_svc_common+0x138/0x258 [ 75.828775][ T4967] do_el0_svc+0x58/0x14c [ 75.829367][ T4967] el0_svc+0x78/0x1e0 [ 75.829976][ T4967] el0t_64_sync_handler+0xcc/0xe4 [ 75.830716][ T4967] el0t_64_sync+0x1a0/0x1a4 [ 75.832871][ T4967] ------------[ cut here ]------------ [ 75.834042][ T4967] WARNING: CPU: 1 PID: 4967 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 75.835626][ T4967] Modules linked in: [ 75.836212][ T4967] CPU: 1 PID: 4967 Comm: syz.0.16 Not tainted syzkaller #0 [ 75.837257][ T4967] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.838617][ T4967] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 75.839830][ T4967] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 75.840696][ T4967] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 75.841540][ T4967] sp : ffff80001fa67420 [ 75.842120][ T4967] x29: ffff80001fa67540 x28: 000000000001afff x27: 000000000000e000 [ 75.843273][ T4967] x26: dfff800000000000 x25: ffff0000cee2a000 x24: ffff0000e2b709d0 [ 75.844451][ T4967] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000ded13478 [ 75.845695][ T4967] x20: ffff0000ded13420 x19: 1fffe0001bda268f x18: 0000000000000001 [ 75.846926][ T4967] x17: 0000000000000000 x16: ffff800008302164 x15: 00000000ffffffff [ 75.848052][ T4967] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 75.849220][ T4967] x11: 0000000000000000 x10: 0000000000000000 x9 : 5ce952f28b98fb00 [ 75.850318][ T4967] x8 : 5ce952f28b98fb00 x7 : 0000000000000001 x6 : 0000000000000001 [ 75.851403][ T4967] x5 : ffff80001fa66d18 x4 : ffff8000141ff5a0 x3 : ffff800008302274 [ 75.852560][ T4967] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 75.853795][ T4967] Call trace: [ 75.854265][ T4967] btrfs_replace_file_extents+0xcc4/0x1290 [ 75.855023][ T4967] btrfs_clone+0xb30/0x1b24 [ 75.855697][ T4967] btrfs_clone_files+0x278/0x320 [ 75.856387][ T4967] btrfs_remap_file_range+0x488/0xb9c [ 75.857264][ T4967] vfs_copy_file_range+0xaa0/0x10ec [ 75.858085][ T4967] __arm64_sys_copy_file_range+0x534/0x8c8 [ 75.858917][ T4967] invoke_syscall+0x98/0x2b8 [ 75.859567][ T4967] el0_svc_common+0x138/0x258 [ 75.860231][ T4967] do_el0_svc+0x58/0x14c [ 75.860834][ T4967] el0_svc+0x78/0x1e0 [ 75.861437][ T4967] el0t_64_sync_handler+0xcc/0xe4 [ 75.862211][ T4967] el0t_64_sync+0x1a0/0x1a4 [ 75.862874][ T4967] irq event stamp: 82738 [ 75.863478][ T4967] hardirqs last enabled at (82737): [] __up_console_sem+0xb4/0x100 [ 75.864892][ T4967] hardirqs last disabled at (82738): [] el1_dbg+0x24/0x80 [ 75.866084][ T4967] softirqs last enabled at (82726): [] handle_softirqs+0xa4c/0xbf0 [ 75.867572][ T4967] softirqs last disabled at (82679): [] __irq_exit_rcu+0x240/0x440 [ 75.868907][ T4967] ---[ end trace b49d7d5cb58cebff ]--- [ 75.870291][ T4967] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 75.871749][ T4967] BTRFS info (device loop0): forced readonly [ 76.024035][ T4990] loop0: detected capacity change from 0 to 32768 [ 76.068163][ T4990] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.17 (4990) [ 76.072650][ T4990] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 76.074214][ T4990] BTRFS info (device loop0): using free space tree [ 76.075090][ T4990] BTRFS info (device loop0): has skinny extents [ 76.082963][ T4990] BTRFS info (device loop0): enabling ssd optimizations [ 76.090795][ T4990] FAULT_INJECTION: forcing a failure. [ 76.090795][ T4990] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 76.092845][ T4990] CPU: 1 PID: 4990 Comm: syz.0.17 Tainted: G W syzkaller #0 [ 76.094181][ T4990] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.095621][ T4990] Call trace: [ 76.096136][ T4990] dump_backtrace+0x0/0x43c [ 76.096765][ T4990] show_stack+0x2c/0x3c [ 76.097359][ T4990] __dump_stack+0x30/0x40 [ 76.097952][ T4990] dump_stack_lvl+0xf8/0x160 [ 76.098608][ T4990] dump_stack+0x1c/0x5c [ 76.099196][ T4990] should_fail+0x3c0/0x51c [ 76.099834][ T4990] should_fail_alloc_page+0x74/0xa8 [ 76.100619][ T4990] prepare_alloc_pages+0x160/0x460 [ 76.101355][ T4990] __alloc_pages+0x108/0x470 [ 76.102056][ T4990] alloc_pages+0x34c/0x5c0 [ 76.102679][ T4990] new_slab+0xe0/0x55c [ 76.103251][ T4990] ___slab_alloc+0x6c0/0xda8 [ 76.103912][ T4990] __slab_alloc+0x68/0xc0 [ 76.104468][ T4990] kmem_cache_alloc+0x2ac/0x3e4 [ 76.105173][ T4990] btrfs_add_delayed_data_ref+0x164/0xd0c [ 76.105968][ T4990] btrfs_inc_extent_ref+0x100/0x198 [ 76.106691][ T4990] btrfs_insert_replace_extent+0x660/0x970 [ 76.107578][ T4990] btrfs_replace_file_extents+0xa68/0x1290 [ 76.108386][ T4990] btrfs_clone+0xb30/0x1b24 [ 76.109018][ T4990] btrfs_clone_files+0x278/0x320 [ 76.109689][ T4990] btrfs_remap_file_range+0x488/0xb9c [ 76.110480][ T4990] vfs_copy_file_range+0xaa0/0x10ec [ 76.111285][ T4990] __arm64_sys_copy_file_range+0x534/0x8c8 [ 76.112183][ T4990] invoke_syscall+0x98/0x2b8 [ 76.112862][ T4990] el0_svc_common+0x138/0x258 [ 76.113524][ T4990] do_el0_svc+0x58/0x14c [ 76.114153][ T4990] el0_svc+0x78/0x1e0 [ 76.114766][ T4990] el0t_64_sync_handler+0xcc/0xe4 [ 76.115462][ T4990] el0t_64_sync+0x1a0/0x1a4 [ 76.275923][ T5012] loop0: detected capacity change from 0 to 32768 [ 76.278914][ T5012] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.18 (5012) [ 76.285277][ T5012] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 76.286832][ T5012] BTRFS info (device loop0): using free space tree [ 76.287815][ T5012] BTRFS info (device loop0): has skinny extents [ 76.297163][ T5012] BTRFS info (device loop0): enabling ssd optimizations [ 76.306158][ T5012] FAULT_INJECTION: forcing a failure. [ 76.306158][ T5012] name failslab, interval 1, probability 0, space 0, times 0 [ 76.308205][ T5012] CPU: 1 PID: 5012 Comm: syz.0.18 Tainted: G W syzkaller #0 [ 76.309476][ T5012] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.310799][ T5012] Call trace: [ 76.311229][ T5012] dump_backtrace+0x0/0x43c [ 76.311861][ T5012] show_stack+0x2c/0x3c [ 76.312466][ T5012] __dump_stack+0x30/0x40 [ 76.313093][ T5012] dump_stack_lvl+0xf8/0x160 [ 76.313715][ T5012] dump_stack+0x1c/0x5c [ 76.314336][ T5012] should_fail+0x3c0/0x51c [ 76.315004][ T5012] __should_failslab+0xbc/0x10c [ 76.315674][ T5012] should_failslab+0x10/0x28 [ 76.316340][ T5012] slab_pre_alloc_hook+0x64/0xec [ 76.317076][ T5012] kmem_cache_alloc+0x94/0x3e4 [ 76.317744][ T5012] btrfs_add_delayed_data_ref+0x3bc/0xd0c [ 76.318570][ T5012] btrfs_inc_extent_ref+0x100/0x198 [ 76.319315][ T5012] btrfs_insert_replace_extent+0x660/0x970 [ 76.320194][ T5012] btrfs_replace_file_extents+0xa68/0x1290 [ 76.320989][ T5012] btrfs_clone+0xb30/0x1b24 [ 76.321585][ T5012] btrfs_clone_files+0x278/0x320 [ 76.322290][ T5012] btrfs_remap_file_range+0x488/0xb9c [ 76.323073][ T5012] vfs_copy_file_range+0xaa0/0x10ec [ 76.323817][ T5012] __arm64_sys_copy_file_range+0x534/0x8c8 [ 76.324594][ T5012] invoke_syscall+0x98/0x2b8 [ 76.325273][ T5012] el0_svc_common+0x138/0x258 [ 76.325939][ T5012] do_el0_svc+0x58/0x14c [ 76.326502][ T5012] el0_svc+0x78/0x1e0 [ 76.327071][ T5012] el0t_64_sync_handler+0xcc/0xe4 [ 76.327810][ T5012] el0t_64_sync+0x1a0/0x1a4 [ 76.328885][ T5012] ------------[ cut here ]------------ [ 76.329867][ T5012] WARNING: CPU: 1 PID: 5012 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 76.331274][ T5012] Modules linked in: [ 76.331844][ T5012] CPU: 1 PID: 5012 Comm: syz.0.18 Tainted: G W syzkaller #0 [ 76.333057][ T5012] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.334495][ T5012] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 76.335619][ T5012] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 76.336479][ T5012] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 76.337396][ T5012] sp : ffff80001fa67420 [ 76.337993][ T5012] x29: ffff80001fa67540 x28: 000000000001afff x27: 000000000000e000 [ 76.339135][ T5012] x26: dfff800000000000 x25: ffff0000c6128000 x24: ffff0000e2853ae0 [ 76.340310][ T5012] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000dee0b948 [ 76.341468][ T5012] x20: ffff0000dee0b8f0 x19: 1fffe0001bdc1729 x18: 0000000000000001 [ 76.342685][ T5012] x17: 0000000000000000 x16: ffff800008302164 x15: 00000000ffffffff [ 76.343898][ T5012] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 76.345027][ T5012] x11: 0000000000000000 x10: 0000000000000000 x9 : 1b68937ef11f8600 [ 76.346239][ T5012] x8 : 1b68937ef11f8600 x7 : 0000000000000001 x6 : 0000000000000001 [ 76.347410][ T5012] x5 : ffff80001fa66d18 x4 : ffff8000141ff5a0 x3 : ffff800008302274 [ 76.348588][ T5012] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 76.349833][ T5012] Call trace: [ 76.350265][ T5012] btrfs_replace_file_extents+0xcc4/0x1290 [ 76.351148][ T5012] btrfs_clone+0xb30/0x1b24 [ 76.351831][ T5012] btrfs_clone_files+0x278/0x320 [ 76.352520][ T5012] btrfs_remap_file_range+0x488/0xb9c [ 76.353270][ T5012] vfs_copy_file_range+0xaa0/0x10ec [ 76.353957][ T5012] __arm64_sys_copy_file_range+0x534/0x8c8 [ 76.354897][ T5012] invoke_syscall+0x98/0x2b8 [ 76.355640][ T5012] el0_svc_common+0x138/0x258 [ 76.356355][ T5012] do_el0_svc+0x58/0x14c [ 76.357014][ T5012] el0_svc+0x78/0x1e0 [ 76.357574][ T5012] el0t_64_sync_handler+0xcc/0xe4 [ 76.358289][ T5012] el0t_64_sync+0x1a0/0x1a4 [ 76.358953][ T5012] irq event stamp: 80116 [ 76.359570][ T5012] hardirqs last enabled at (80115): [] __up_console_sem+0xb4/0x100 [ 76.360910][ T5012] hardirqs last disabled at (80116): [] el1_dbg+0x24/0x80 [ 76.362073][ T5012] softirqs last enabled at (80094): [] handle_softirqs+0xa4c/0xbf0 [ 76.363374][ T5012] softirqs last disabled at (80015): [] __irq_exit_rcu+0x240/0x440 [ 76.364702][ T5012] ---[ end trace b49d7d5cb58cec00 ]--- [ 76.366808][ T5012] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 76.368280][ T5012] BTRFS info (device loop0): forced readonly [ 76.505378][ T5034] loop0: detected capacity change from 0 to 32768 [ 76.544900][ T5034] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.19 (5034) [ 76.598048][ T5034] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 76.599514][ T5034] BTRFS info (device loop0): using free space tree [ 76.600506][ T5034] BTRFS info (device loop0): has skinny extents [ 76.614711][ T5034] BTRFS info (device loop0): enabling ssd optimizations [ 76.622016][ T5034] FAULT_INJECTION: forcing a failure. [ 76.622016][ T5034] name failslab, interval 1, probability 0, space 0, times 0 [ 76.624133][ T5034] CPU: 1 PID: 5034 Comm: syz.0.19 Tainted: G W syzkaller #0 [ 76.625296][ T5034] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.626747][ T5034] Call trace: [ 76.627279][ T5034] dump_backtrace+0x0/0x43c [ 76.627933][ T5034] show_stack+0x2c/0x3c [ 76.628496][ T5034] __dump_stack+0x30/0x40 [ 76.629080][ T5034] dump_stack_lvl+0xf8/0x160 [ 76.629713][ T5034] dump_stack+0x1c/0x5c [ 76.630291][ T5034] should_fail+0x3c0/0x51c [ 76.630903][ T5034] __should_failslab+0xbc/0x10c [ 76.631584][ T5034] should_failslab+0x10/0x28 [ 76.632296][ T5034] slab_pre_alloc_hook+0x64/0xec [ 76.633045][ T5034] kmem_cache_alloc+0x94/0x3e4 [ 76.633747][ T5034] alloc_extent_state+0x38/0x430 [ 76.634554][ T5034] __clear_extent_bit+0x1f4/0xb44 [ 76.635259][ T5034] clear_extent_bit+0x68/0x8c [ 76.635891][ T5034] btrfs_clone_files+0x29c/0x320 [ 76.636613][ T5034] btrfs_remap_file_range+0x488/0xb9c [ 76.637438][ T5034] vfs_copy_file_range+0xaa0/0x10ec [ 76.638213][ T5034] __arm64_sys_copy_file_range+0x534/0x8c8 [ 76.639029][ T5034] invoke_syscall+0x98/0x2b8 [ 76.639645][ T5034] el0_svc_common+0x138/0x258 [ 76.640312][ T5034] do_el0_svc+0x58/0x14c [ 76.640933][ T5034] el0_svc+0x78/0x1e0 [ 76.641519][ T5034] el0t_64_sync_handler+0xcc/0xe4 [ 76.642260][ T5034] el0t_64_sync+0x1a0/0x1a4 [ 76.688667][ T4968] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 10 /dev/loop0 scanned by udevd (4968) [ 76.793687][ T5056] loop0: detected capacity change from 0 to 32768 [ 76.914551][ T5056] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 76.916185][ T5056] BTRFS info (device loop0): using free space tree [ 76.917180][ T5056] BTRFS info (device loop0): has skinny extents [ 76.924889][ T5056] BTRFS info (device loop0): enabling ssd optimizations [ 76.932160][ T5056] FAULT_INJECTION: forcing a failure. [ 76.932160][ T5056] name failslab, interval 1, probability 0, space 0, times 0 [ 76.934405][ T5056] CPU: 1 PID: 5056 Comm: syz.0.20 Tainted: G W syzkaller #0 [ 76.935630][ T5056] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.936984][ T5056] Call trace: [ 76.937410][ T5056] dump_backtrace+0x0/0x43c [ 76.938036][ T5056] show_stack+0x2c/0x3c [ 76.938584][ T5056] __dump_stack+0x30/0x40 [ 76.939180][ T5056] dump_stack_lvl+0xf8/0x160 [ 76.939848][ T5056] dump_stack+0x1c/0x5c [ 76.940415][ T5056] should_fail+0x3c0/0x51c [ 76.941050][ T5056] __should_failslab+0xbc/0x10c [ 76.941748][ T5056] should_failslab+0x10/0x28 [ 76.942379][ T5056] slab_pre_alloc_hook+0x64/0xec [ 76.943128][ T5056] kmem_cache_alloc+0x94/0x3e4 [ 76.943880][ T5056] alloc_extent_state+0x38/0x430 [ 76.944594][ T5056] __clear_extent_bit+0x1f4/0xb44 [ 76.945322][ T5056] clear_extent_bit+0x68/0x8c [ 76.945997][ T5056] btrfs_clone_files+0x29c/0x320 [ 76.946689][ T5056] btrfs_remap_file_range+0x488/0xb9c [ 76.947461][ T5056] vfs_copy_file_range+0xaa0/0x10ec [ 76.948176][ T5056] __arm64_sys_copy_file_range+0x534/0x8c8 [ 76.949008][ T5056] invoke_syscall+0x98/0x2b8 [ 76.949701][ T5056] el0_svc_common+0x138/0x258 [ 76.950461][ T5056] do_el0_svc+0x58/0x14c [ 76.951056][ T5056] el0_svc+0x78/0x1e0 [ 76.951600][ T5056] el0t_64_sync_handler+0xcc/0xe4 [ 76.952295][ T5056] el0t_64_sync+0x1a0/0x1a4 [ 77.107260][ T5077] loop0: detected capacity change from 0 to 32768 [ 77.112447][ T5077] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.21 (5077) [ 77.116084][ T5077] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 77.117446][ T5077] BTRFS info (device loop0): using free space tree [ 77.118452][ T5077] BTRFS info (device loop0): has skinny extents [ 77.134437][ T5077] BTRFS info (device loop0): enabling ssd optimizations [ 77.144839][ T5077] FAULT_INJECTION: forcing a failure. [ 77.144839][ T5077] name failslab, interval 1, probability 0, space 0, times 0 [ 77.146803][ T5077] CPU: 0 PID: 5077 Comm: syz.0.21 Tainted: G W syzkaller #0 [ 77.147971][ T5077] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.149455][ T5077] Call trace: [ 77.149888][ T5077] dump_backtrace+0x0/0x43c [ 77.150605][ T5077] show_stack+0x2c/0x3c [ 77.151214][ T5077] __dump_stack+0x30/0x40 [ 77.151841][ T5077] dump_stack_lvl+0xf8/0x160 [ 77.152575][ T5077] dump_stack+0x1c/0x5c [ 77.153142][ T5077] should_fail+0x3c0/0x51c [ 77.153790][ T5077] __should_failslab+0xbc/0x10c [ 77.154542][ T5077] should_failslab+0x10/0x28 [ 77.155217][ T5077] slab_pre_alloc_hook+0x64/0xec [ 77.155963][ T5077] kmem_cache_alloc+0x94/0x3e4 [ 77.156670][ T5077] btrfs_add_delayed_data_ref+0x3bc/0xd0c [ 77.157493][ T5077] btrfs_inc_extent_ref+0x100/0x198 [ 77.158279][ T5077] btrfs_insert_replace_extent+0x660/0x970 [ 77.159150][ T5077] btrfs_replace_file_extents+0xa68/0x1290 [ 77.159947][ T5077] btrfs_clone+0xb30/0x1b24 [ 77.160564][ T5077] btrfs_clone_files+0x278/0x320 [ 77.161225][ T5077] btrfs_remap_file_range+0x488/0xb9c [ 77.162039][ T5077] vfs_copy_file_range+0xaa0/0x10ec [ 77.162780][ T5077] __arm64_sys_copy_file_range+0x534/0x8c8 [ 77.163569][ T5077] invoke_syscall+0x98/0x2b8 [ 77.164222][ T5077] el0_svc_common+0x138/0x258 [ 77.164898][ T5077] do_el0_svc+0x58/0x14c [ 77.165502][ T5077] el0_svc+0x78/0x1e0 [ 77.166094][ T5077] el0t_64_sync_handler+0xcc/0xe4 [ 77.166899][ T5077] el0t_64_sync+0x1a0/0x1a4 [ 77.168508][ T5077] ------------[ cut here ]------------ [ 77.169464][ T5077] WARNING: CPU: 0 PID: 5077 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 77.170904][ T5077] Modules linked in: [ 77.171470][ T5077] CPU: 0 PID: 5077 Comm: syz.0.21 Tainted: G W syzkaller #0 [ 77.172701][ T5077] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.174121][ T5077] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 77.175275][ T5077] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 77.176206][ T5077] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 77.177127][ T5077] sp : ffff80001ff27420 [ 77.177732][ T5077] x29: ffff80001ff27540 x28: 000000000001afff x27: 000000000000e000 [ 77.178936][ T5077] x26: dfff800000000000 x25: ffff0000d0c60000 x24: ffff0000e2b74e80 [ 77.180178][ T5077] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000ded13d68 [ 77.181333][ T5077] x20: ffff0000ded13d10 x19: 1fffe0001bda27ad x18: 0000000000000001 [ 77.182535][ T5077] x17: 0000000000000000 x16: ffff800008302164 x15: 00000000ffffffff [ 77.183758][ T5077] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 77.184990][ T5077] x11: 0000000000000000 x10: 0000000000000000 x9 : a91f603b1c23bc00 [ 77.186099][ T5077] x8 : a91f603b1c23bc00 x7 : 0000000000000001 x6 : 0000000000000001 [ 77.187287][ T5077] x5 : ffff80001ff26d18 x4 : ffff8000141ff5a0 x3 : ffff800008302274 [ 77.188526][ T5077] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 77.189740][ T5077] Call trace: [ 77.190150][ T5077] btrfs_replace_file_extents+0xcc4/0x1290 [ 77.190982][ T5077] btrfs_clone+0xb30/0x1b24 [ 77.191602][ T5077] btrfs_clone_files+0x278/0x320 [ 77.192258][ T5077] btrfs_remap_file_range+0x488/0xb9c [ 77.193065][ T5077] vfs_copy_file_range+0xaa0/0x10ec [ 77.193786][ T5077] __arm64_sys_copy_file_range+0x534/0x8c8 [ 77.194577][ T5077] invoke_syscall+0x98/0x2b8 [ 77.195212][ T5077] el0_svc_common+0x138/0x258 [ 77.195887][ T5077] do_el0_svc+0x58/0x14c [ 77.196515][ T5077] el0_svc+0x78/0x1e0 [ 77.197107][ T5077] el0t_64_sync_handler+0xcc/0xe4 [ 77.197808][ T5077] el0t_64_sync+0x1a0/0x1a4 [ 77.198457][ T5077] irq event stamp: 80208 [ 77.199054][ T5077] hardirqs last enabled at (80207): [] __up_console_sem+0xb4/0x100 [ 77.200480][ T5077] hardirqs last disabled at (80208): [] el1_dbg+0x24/0x80 [ 77.201845][ T5077] softirqs last enabled at (80186): [] handle_softirqs+0xa4c/0xbf0 [ 77.203277][ T5077] softirqs last disabled at (80153): [] __irq_exit_rcu+0x240/0x440 [ 77.204684][ T5077] ---[ end trace b49d7d5cb58cec01 ]--- [ 77.205625][ T5077] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 77.206962][ T5077] BTRFS info (device loop0): forced readonly [ 77.343152][ T5099] loop0: detected capacity change from 0 to 32768 [ 77.345833][ T5099] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.22 (5099) [ 77.348872][ T5099] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 77.350302][ T5099] BTRFS info (device loop0): using free space tree [ 77.351243][ T5099] BTRFS info (device loop0): has skinny extents [ 77.362385][ T5099] BTRFS info (device loop0): enabling ssd optimizations [ 77.368700][ T5099] FAULT_INJECTION: forcing a failure. [ 77.368700][ T5099] name failslab, interval 1, probability 0, space 0, times 0 [ 77.370636][ T5099] CPU: 1 PID: 5099 Comm: syz.0.22 Tainted: G W syzkaller #0 [ 77.371920][ T5099] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.373312][ T5099] Call trace: [ 77.373875][ T5099] dump_backtrace+0x0/0x43c [ 77.374593][ T5099] show_stack+0x2c/0x3c [ 77.375233][ T5099] __dump_stack+0x30/0x40 [ 77.375953][ T5099] dump_stack_lvl+0xf8/0x160 [ 77.376689][ T5099] dump_stack+0x1c/0x5c [ 77.377322][ T5099] should_fail+0x3c0/0x51c [ 77.377969][ T5099] __should_failslab+0xbc/0x10c [ 77.378645][ T5099] should_failslab+0x10/0x28 [ 77.379321][ T5099] slab_pre_alloc_hook+0x64/0xec [ 77.380017][ T5099] kmem_cache_alloc+0x94/0x3e4 [ 77.380676][ T5099] alloc_extent_state+0x38/0x430 [ 77.381409][ T5099] __clear_extent_bit+0x1f4/0xb44 [ 77.382114][ T5099] clear_extent_bit+0x68/0x8c [ 77.382847][ T5099] btrfs_clone_files+0x29c/0x320 [ 77.383540][ T5099] btrfs_remap_file_range+0x488/0xb9c [ 77.384308][ T5099] vfs_copy_file_range+0xaa0/0x10ec [ 77.385051][ T5099] __arm64_sys_copy_file_range+0x534/0x8c8 [ 77.385827][ T5099] invoke_syscall+0x98/0x2b8 [ 77.386463][ T5099] el0_svc_common+0x138/0x258 [ 77.387093][ T5099] do_el0_svc+0x58/0x14c [ 77.387718][ T5099] el0_svc+0x78/0x1e0 [ 77.388295][ T5099] el0t_64_sync_handler+0xcc/0xe4 [ 77.389029][ T5099] el0t_64_sync+0x1a0/0x1a4 [ 77.545597][ T5121] loop0: detected capacity change from 0 to 32768 [ 77.594547][ T5121] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.23 (5121) [ 77.636367][ T5121] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 77.637844][ T5121] BTRFS info (device loop0): using free space tree [ 77.638864][ T5121] BTRFS info (device loop0): has skinny extents [ 77.660385][ T148] device hsr_slave_0 left promiscuous mode [ 77.663971][ T5121] BTRFS info (device loop0): enabling ssd optimizations [ 77.670730][ T5121] FAULT_INJECTION: forcing a failure. [ 77.670730][ T5121] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 77.672966][ T5121] CPU: 0 PID: 5121 Comm: syz.0.23 Tainted: G W syzkaller #0 [ 77.674378][ T5121] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.675993][ T5121] Call trace: [ 77.676507][ T5121] dump_backtrace+0x0/0x43c [ 77.677223][ T5121] show_stack+0x2c/0x3c [ 77.677827][ T5121] __dump_stack+0x30/0x40 [ 77.678494][ T5121] dump_stack_lvl+0xf8/0x160 [ 77.679190][ T5121] dump_stack+0x1c/0x5c [ 77.679802][ T5121] should_fail+0x3c0/0x51c [ 77.680437][ T5121] should_fail_alloc_page+0x74/0xa8 [ 77.681188][ T5121] prepare_alloc_pages+0x160/0x460 [ 77.681896][ T5121] __alloc_pages+0x108/0x470 [ 77.682570][ T5121] alloc_pages+0x34c/0x5c0 [ 77.683227][ T5121] new_slab+0xe0/0x55c [ 77.683869][ T5121] ___slab_alloc+0x6c0/0xda8 [ 77.684492][ T5121] __slab_alloc+0x68/0xc0 [ 77.685077][ T5121] kmem_cache_alloc+0x2ac/0x3e4 [ 77.685796][ T5121] btrfs_add_delayed_data_ref+0x3bc/0xd0c [ 77.686599][ T5121] btrfs_inc_extent_ref+0x100/0x198 [ 77.687293][ T5121] btrfs_insert_replace_extent+0x660/0x970 [ 77.688164][ T5121] btrfs_replace_file_extents+0xa68/0x1290 [ 77.689000][ T5121] btrfs_clone+0xb30/0x1b24 [ 77.689591][ T5121] btrfs_clone_files+0x278/0x320 [ 77.690277][ T5121] btrfs_remap_file_range+0x488/0xb9c [ 77.691109][ T5121] vfs_copy_file_range+0xaa0/0x10ec [ 77.691924][ T5121] __arm64_sys_copy_file_range+0x534/0x8c8 [ 77.692769][ T5121] invoke_syscall+0x98/0x2b8 [ 77.693460][ T5121] el0_svc_common+0x138/0x258 [ 77.694135][ T5121] do_el0_svc+0x58/0x14c [ 77.694773][ T5121] el0_svc+0x78/0x1e0 [ 77.695365][ T5121] el0t_64_sync_handler+0xcc/0xe4 [ 77.696139][ T5121] el0t_64_sync+0x1a0/0x1a4 [ 77.745242][ T148] device hsr_slave_1 left promiscuous mode [ 77.793214][ T148] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 77.794459][ T148] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 77.796020][ T148] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 77.797170][ T148] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 77.798449][ T148] device bridge_slave_1 left promiscuous mode [ 77.799452][ T148] bridge0: port 2(bridge_slave_1) entered disabled state [ 77.833816][ T148] device bridge_slave_0 left promiscuous mode [ 77.834838][ T148] bridge0: port 1(bridge_slave_0) entered disabled state [ 77.853322][ T4165] Bluetooth: hci0: command 0x0419 tx timeout [ 77.859761][ T5151] loop0: detected capacity change from 0 to 32768 [ 77.864575][ T5151] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.24 (5151) [ 77.868052][ T5151] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 77.869521][ T5151] BTRFS info (device loop0): using free space tree [ 77.870464][ T5151] BTRFS info (device loop0): has skinny extents [ 77.884147][ T5151] BTRFS info (device loop0): enabling ssd optimizations [ 77.897722][ T5151] FAULT_INJECTION: forcing a failure. [ 77.897722][ T5151] name failslab, interval 1, probability 0, space 0, times 0 [ 77.899763][ T5151] CPU: 0 PID: 5151 Comm: syz.0.24 Tainted: G W syzkaller #0 [ 77.901100][ T5151] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.902582][ T5151] Call trace: [ 77.903113][ T5151] dump_backtrace+0x0/0x43c [ 77.903823][ T5151] show_stack+0x2c/0x3c [ 77.904515][ T5151] __dump_stack+0x30/0x40 [ 77.905199][ T5151] dump_stack_lvl+0xf8/0x160 [ 77.905884][ T5151] dump_stack+0x1c/0x5c [ 77.906612][ T5151] should_fail+0x3c0/0x51c [ 77.907316][ T5151] __should_failslab+0xbc/0x10c [ 77.908034][ T5151] should_failslab+0x10/0x28 [ 77.908691][ T5151] slab_pre_alloc_hook+0x64/0xec [ 77.909424][ T5151] kmem_cache_alloc+0x94/0x3e4 [ 77.910166][ T5151] btrfs_add_delayed_data_ref+0x3bc/0xd0c [ 77.911064][ T5151] btrfs_inc_extent_ref+0x100/0x198 [ 77.911875][ T5151] btrfs_insert_replace_extent+0x660/0x970 [ 77.912744][ T5151] btrfs_replace_file_extents+0xa68/0x1290 [ 77.913582][ T5151] btrfs_clone+0xb30/0x1b24 [ 77.914225][ T5151] btrfs_clone_files+0x278/0x320 [ 77.914943][ T5151] btrfs_remap_file_range+0x488/0xb9c [ 77.915729][ T5151] vfs_copy_file_range+0xaa0/0x10ec [ 77.916533][ T5151] __arm64_sys_copy_file_range+0x534/0x8c8 [ 77.917353][ T5151] invoke_syscall+0x98/0x2b8 [ 77.918015][ T5151] el0_svc_common+0x138/0x258 [ 77.918661][ T5151] do_el0_svc+0x58/0x14c [ 77.919272][ T5151] el0_svc+0x78/0x1e0 [ 77.919856][ T5151] el0t_64_sync_handler+0xcc/0xe4 [ 77.920577][ T5151] el0t_64_sync+0x1a0/0x1a4 [ 77.922078][ T5151] ------------[ cut here ]------------ [ 77.923026][ T5151] WARNING: CPU: 0 PID: 5151 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 77.924512][ T5151] Modules linked in: [ 77.925113][ T5151] CPU: 0 PID: 5151 Comm: syz.0.24 Tainted: G W syzkaller #0 [ 77.926421][ T5151] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.927856][ T5151] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 77.929023][ T5151] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 77.929886][ T5151] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 77.930765][ T5151] sp : ffff8000203d7420 [ 77.931387][ T5151] x29: ffff8000203d7540 x28: 000000000001afff x27: 000000000000e000 [ 77.932561][ T5151] x26: dfff800000000000 x25: ffff0000da2f8000 x24: ffff0000e2b109d0 [ 77.933722][ T5151] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000deee3898 [ 77.934945][ T5151] x20: ffff0000deee3840 x19: 1fffe0001bddc713 x18: 0000000000000001 [ 77.936213][ T5151] x17: 0000000000000000 x16: ffff800011169180 x15: 00000000ffffffff [ 77.937422][ T5151] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 77.938606][ T5151] x11: 0000000000000000 x10: 0000000000000000 x9 : d18b9b5566583800 [ 77.939730][ T5151] x8 : d18b9b5566583800 x7 : 0000000000000001 x6 : 0000000000000001 [ 77.941018][ T5151] x5 : ffff8000203d6d18 x4 : ffff8000141ff5a0 x3 : ffff8000085043fc [ 77.942149][ T5151] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 77.943294][ T5151] Call trace: [ 77.943734][ T5151] btrfs_replace_file_extents+0xcc4/0x1290 [ 77.944582][ T5151] btrfs_clone+0xb30/0x1b24 [ 77.945256][ T5151] btrfs_clone_files+0x278/0x320 [ 77.945923][ T5151] btrfs_remap_file_range+0x488/0xb9c [ 77.946701][ T5151] vfs_copy_file_range+0xaa0/0x10ec [ 77.947457][ T5151] __arm64_sys_copy_file_range+0x534/0x8c8 [ 77.948312][ T5151] invoke_syscall+0x98/0x2b8 [ 77.948985][ T5151] el0_svc_common+0x138/0x258 [ 77.949630][ T5151] do_el0_svc+0x58/0x14c [ 77.950194][ T5151] el0_svc+0x78/0x1e0 [ 77.950758][ T5151] el0t_64_sync_handler+0xcc/0xe4 [ 77.951459][ T5151] el0t_64_sync+0x1a0/0x1a4 [ 77.952084][ T5151] irq event stamp: 80048 [ 77.952691][ T5151] hardirqs last enabled at (80047): [] __up_console_sem+0xb4/0x100 [ 77.954019][ T5151] hardirqs last disabled at (80048): [] el1_dbg+0x24/0x80 [ 77.955305][ T5151] softirqs last enabled at (80026): [] handle_softirqs+0xa4c/0xbf0 [ 77.956605][ T5151] softirqs last disabled at (79987): [] __irq_exit_rcu+0x240/0x440 [ 77.958001][ T5151] ---[ end trace b49d7d5cb58cec02 ]--- [ 77.960265][ T5151] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 77.961789][ T5151] BTRFS info (device loop0): forced readonly [ 77.984104][ T148] device veth1_macvtap left promiscuous mode [ 77.985170][ T148] device veth0_macvtap left promiscuous mode [ 77.986235][ T148] device veth1_vlan left promiscuous mode [ 77.987068][ T148] device veth0_vlan left promiscuous mode [ 78.120283][ T148] team0 (unregistering): Port device team_slave_1 removed [ 78.125888][ T148] team0 (unregistering): Port device team_slave_0 removed [ 78.129868][ T148] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 78.131988][ T5172] loop0: detected capacity change from 0 to 32768 [ 78.186810][ T148] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 78.254847][ T5172] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.25 (5172) [ 78.261090][ T5172] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 78.262503][ T5172] BTRFS info (device loop0): using free space tree [ 78.265172][ T5172] BTRFS info (device loop0): has skinny extents [ 78.286470][ T5172] BTRFS info (device loop0): enabling ssd optimizations [ 78.295047][ T5172] FAULT_INJECTION: forcing a failure. [ 78.295047][ T5172] name failslab, interval 1, probability 0, space 0, times 0 [ 78.297244][ T5172] CPU: 0 PID: 5172 Comm: syz.0.25 Tainted: G W syzkaller #0 [ 78.298530][ T5172] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.299973][ T5172] Call trace: [ 78.300420][ T5172] dump_backtrace+0x0/0x43c [ 78.301256][ T5172] show_stack+0x2c/0x3c [ 78.301878][ T5172] __dump_stack+0x30/0x40 [ 78.302556][ T5172] dump_stack_lvl+0xf8/0x160 [ 78.303239][ T5172] dump_stack+0x1c/0x5c [ 78.303853][ T5172] should_fail+0x3c0/0x51c [ 78.304544][ T5172] __should_failslab+0xbc/0x10c [ 78.305217][ T5172] should_failslab+0x10/0x28 [ 78.305947][ T5172] slab_pre_alloc_hook+0x64/0xec [ 78.306660][ T5172] kmem_cache_alloc+0x94/0x3e4 [ 78.307376][ T5172] btrfs_add_delayed_data_ref+0x164/0xd0c [ 78.308158][ T5172] btrfs_inc_extent_ref+0x100/0x198 [ 78.308894][ T5172] btrfs_insert_replace_extent+0x660/0x970 [ 78.309733][ T5172] btrfs_replace_file_extents+0xa68/0x1290 [ 78.310555][ T5172] btrfs_clone+0xb30/0x1b24 [ 78.311185][ T5172] btrfs_clone_files+0x278/0x320 [ 78.311836][ T5172] btrfs_remap_file_range+0x488/0xb9c [ 78.312634][ T5172] vfs_copy_file_range+0xaa0/0x10ec [ 78.313392][ T5172] __arm64_sys_copy_file_range+0x534/0x8c8 [ 78.314312][ T5172] invoke_syscall+0x98/0x2b8 [ 78.314947][ T5172] el0_svc_common+0x138/0x258 [ 78.315601][ T5172] do_el0_svc+0x58/0x14c [ 78.316165][ T5172] el0_svc+0x78/0x1e0 [ 78.316726][ T5172] el0t_64_sync_handler+0xcc/0xe4 [ 78.317467][ T5172] el0t_64_sync+0x1a0/0x1a4 [ 78.318898][ T5172] ------------[ cut here ]------------ [ 78.319994][ T5172] WARNING: CPU: 0 PID: 5172 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 78.321405][ T5172] Modules linked in: [ 78.321940][ T5172] CPU: 0 PID: 5172 Comm: syz.0.25 Tainted: G W syzkaller #0 [ 78.323175][ T5172] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.324691][ T5172] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 78.325814][ T5172] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 78.326717][ T5172] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 78.327611][ T5172] sp : ffff8000203d7420 [ 78.327686][ T148] bond0 (unregistering): Released all slaves [ 78.328271][ T5172] x29: ffff8000203d7540 x28: 000000000001afff x27: 000000000000e000 [ 78.330487][ T5172] x26: dfff800000000000 x25: ffff0000d6930000 x24: ffff0000e2b12740 [ 78.331699][ T5172] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000deee3cb8 [ 78.332870][ T5172] x20: ffff0000deee3c60 x19: 1fffe0001bddc797 x18: 0000000000000001 [ 78.334088][ T5172] x17: 0000000000000000 x16: ffff800011169180 x15: 00000000ffffffff [ 78.335197][ T5172] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 78.336439][ T5172] x11: 0000000000000000 x10: 0000000000000000 x9 : 9b49e825a7a51c00 [ 78.337599][ T5172] x8 : 9b49e825a7a51c00 x7 : 0000000000000001 x6 : 0000000000000001 [ 78.338762][ T5172] x5 : ffff8000203d6d18 x4 : ffff8000141ff5a0 x3 : ffff8000085043fc [ 78.339868][ T5172] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 78.341048][ T5172] Call trace: [ 78.341500][ T5172] btrfs_replace_file_extents+0xcc4/0x1290 [ 78.342364][ T5172] btrfs_clone+0xb30/0x1b24 [ 78.342988][ T5172] btrfs_clone_files+0x278/0x320 [ 78.343674][ T5172] btrfs_remap_file_range+0x488/0xb9c [ 78.344475][ T5172] vfs_copy_file_range+0xaa0/0x10ec [ 78.345209][ T5172] __arm64_sys_copy_file_range+0x534/0x8c8 [ 78.346072][ T5172] invoke_syscall+0x98/0x2b8 [ 78.346735][ T5172] el0_svc_common+0x138/0x258 [ 78.347439][ T5172] do_el0_svc+0x58/0x14c [ 78.348081][ T5172] el0_svc+0x78/0x1e0 [ 78.348796][ T5172] el0t_64_sync_handler+0xcc/0xe4 [ 78.349609][ T5172] el0t_64_sync+0x1a0/0x1a4 [ 78.350324][ T5172] irq event stamp: 80188 [ 78.350979][ T5172] hardirqs last enabled at (80187): [] __up_console_sem+0xb4/0x100 [ 78.352422][ T5172] hardirqs last disabled at (80188): [] el1_dbg+0x24/0x80 [ 78.353720][ T5172] softirqs last enabled at (80164): [] handle_softirqs+0xa4c/0xbf0 [ 78.355232][ T5172] softirqs last disabled at (80107): [] __irq_exit_rcu+0x240/0x440 [ 78.356706][ T5172] ---[ end trace b49d7d5cb58cec03 ]--- [ 78.358432][ T5172] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 78.360075][ T5172] BTRFS info (device loop0): forced readonly [ 78.496893][ T5194] loop0: detected capacity change from 0 to 32768 [ 78.588287][ T5194] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.26 (5194) [ 78.591236][ T5194] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 78.592576][ T5194] BTRFS info (device loop0): using free space tree [ 78.593707][ T5194] BTRFS info (device loop0): has skinny extents [ 78.607150][ T5194] BTRFS info (device loop0): enabling ssd optimizations [ 78.622863][ T5194] FAULT_INJECTION: forcing a failure. [ 78.622863][ T5194] name failslab, interval 1, probability 0, space 0, times 0 [ 78.628626][ T5194] CPU: 0 PID: 5194 Comm: syz.0.26 Tainted: G W syzkaller #0 [ 78.629998][ T5194] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.631501][ T5194] Call trace: [ 78.631969][ T5194] dump_backtrace+0x0/0x43c [ 78.632639][ T5194] show_stack+0x2c/0x3c [ 78.633293][ T5194] __dump_stack+0x30/0x40 [ 78.634003][ T5194] dump_stack_lvl+0xf8/0x160 [ 78.634668][ T5194] dump_stack+0x1c/0x5c [ 78.635262][ T5194] should_fail+0x3c0/0x51c [ 78.635874][ T5194] __should_failslab+0xbc/0x10c [ 78.636602][ T5194] should_failslab+0x10/0x28 [ 78.637294][ T5194] slab_pre_alloc_hook+0x64/0xec [ 78.637987][ T5194] kmem_cache_alloc+0x94/0x3e4 [ 78.638752][ T5194] btrfs_add_delayed_data_ref+0x3bc/0xd0c [ 78.639601][ T5194] btrfs_inc_extent_ref+0x100/0x198 [ 78.640391][ T5194] btrfs_insert_replace_extent+0x660/0x970 [ 78.641198][ T5194] btrfs_replace_file_extents+0xa68/0x1290 [ 78.642046][ T5194] btrfs_clone+0xb30/0x1b24 [ 78.642640][ T5194] btrfs_clone_files+0x278/0x320 [ 78.643369][ T5194] btrfs_remap_file_range+0x488/0xb9c [ 78.644146][ T5194] vfs_copy_file_range+0xaa0/0x10ec [ 78.644889][ T5194] __arm64_sys_copy_file_range+0x534/0x8c8 [ 78.645711][ T5194] invoke_syscall+0x98/0x2b8 [ 78.646395][ T5194] el0_svc_common+0x138/0x258 [ 78.647017][ T5194] do_el0_svc+0x58/0x14c [ 78.647772][ T5194] el0_svc+0x78/0x1e0 [ 78.648393][ T5194] el0t_64_sync_handler+0xcc/0xe4 [ 78.649172][ T5194] el0t_64_sync+0x1a0/0x1a4 [ 78.651143][ T5194] ------------[ cut here ]------------ [ 78.652121][ T5194] WARNING: CPU: 0 PID: 5194 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 78.653508][ T5194] Modules linked in: [ 78.654038][ T5194] CPU: 0 PID: 5194 Comm: syz.0.26 Tainted: G W syzkaller #0 [ 78.655322][ T5194] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.656656][ T5194] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 78.657778][ T5194] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 78.658704][ T5194] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 78.659535][ T5194] sp : ffff8000206a7420 [ 78.660124][ T5194] x29: ffff8000206a7540 x28: 000000000001afff x27: 000000000000e000 [ 78.661319][ T5194] x26: dfff800000000000 x25: ffff0000d6fee000 x24: ffff0000e28575c0 [ 78.662427][ T5194] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000deee3f78 [ 78.663633][ T5194] x20: ffff0000deee3f20 x19: 1fffe0001bddc7ef x18: 0000000000000001 [ 78.664773][ T5194] x17: 0000000000000000 x16: ffff800011169180 x15: 00000000ffffffff [ 78.666047][ T5194] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 78.667208][ T5194] x11: 0000000000000000 x10: 0000000000000000 x9 : 60d0afb124156300 [ 78.668319][ T5194] x8 : 60d0afb124156300 x7 : 0000000000000001 x6 : 0000000000000001 [ 78.669443][ T5194] x5 : ffff8000206a6d18 x4 : ffff8000141ff5a0 x3 : ffff8000085043fc [ 78.670678][ T5194] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 78.671816][ T5194] Call trace: [ 78.672277][ T5194] btrfs_replace_file_extents+0xcc4/0x1290 [ 78.673068][ T5194] btrfs_clone+0xb30/0x1b24 [ 78.673718][ T5194] btrfs_clone_files+0x278/0x320 [ 78.674438][ T5194] btrfs_remap_file_range+0x488/0xb9c [ 78.675168][ T5194] vfs_copy_file_range+0xaa0/0x10ec [ 78.675906][ T5194] __arm64_sys_copy_file_range+0x534/0x8c8 [ 78.676781][ T5194] invoke_syscall+0x98/0x2b8 [ 78.677409][ T5194] el0_svc_common+0x138/0x258 [ 78.678067][ T5194] do_el0_svc+0x58/0x14c [ 78.678679][ T5194] el0_svc+0x78/0x1e0 [ 78.679248][ T5194] el0t_64_sync_handler+0xcc/0xe4 [ 78.679934][ T5194] el0t_64_sync+0x1a0/0x1a4 [ 78.680601][ T5194] irq event stamp: 79934 [ 78.681220][ T5194] hardirqs last enabled at (79933): [] __up_console_sem+0xb4/0x100 [ 78.682553][ T5194] hardirqs last disabled at (79934): [] el1_dbg+0x24/0x80 [ 78.683851][ T5194] softirqs last enabled at (79912): [] handle_softirqs+0xa4c/0xbf0 [ 78.685206][ T5194] softirqs last disabled at (79895): [] __irq_exit_rcu+0x240/0x440 [ 78.686540][ T5194] ---[ end trace b49d7d5cb58cec04 ]--- [ 78.689150][ T5194] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 78.690641][ T5194] BTRFS info (device loop0): forced readonly [ 78.855434][ T5216] loop0: detected capacity change from 0 to 32768 [ 78.899735][ T5216] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.27 (5216) [ 78.903779][ T5216] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 78.905118][ T5216] BTRFS info (device loop0): using free space tree [ 78.906013][ T5216] BTRFS info (device loop0): has skinny extents [ 78.920392][ T5216] BTRFS info (device loop0): enabling ssd optimizations [ 78.928390][ T5216] FAULT_INJECTION: forcing a failure. [ 78.928390][ T5216] name failslab, interval 1, probability 0, space 0, times 0 [ 78.930596][ T5216] CPU: 0 PID: 5216 Comm: syz.0.27 Tainted: G W syzkaller #0 [ 78.931965][ T5216] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.933565][ T5216] Call trace: [ 78.934062][ T5216] dump_backtrace+0x0/0x43c [ 78.934720][ T5216] show_stack+0x2c/0x3c [ 78.935356][ T5216] __dump_stack+0x30/0x40 [ 78.936016][ T5216] dump_stack_lvl+0xf8/0x160 [ 78.936692][ T5216] dump_stack+0x1c/0x5c [ 78.937215][ T5216] should_fail+0x3c0/0x51c [ 78.937851][ T5216] __should_failslab+0xbc/0x10c [ 78.938519][ T5216] should_failslab+0x10/0x28 [ 78.939165][ T5216] slab_pre_alloc_hook+0x64/0xec [ 78.939946][ T5216] kmem_cache_alloc+0x94/0x3e4 [ 78.940599][ T5216] alloc_extent_state+0x38/0x430 [ 78.941334][ T5216] __clear_extent_bit+0x1f4/0xb44 [ 78.942108][ T5216] clear_extent_bit+0x68/0x8c [ 78.942783][ T5216] btrfs_clone_files+0x29c/0x320 [ 78.943479][ T5216] btrfs_remap_file_range+0x488/0xb9c [ 78.944246][ T5216] vfs_copy_file_range+0xaa0/0x10ec [ 78.945006][ T5216] __arm64_sys_copy_file_range+0x534/0x8c8 [ 78.945801][ T5216] invoke_syscall+0x98/0x2b8 [ 78.946490][ T5216] el0_svc_common+0x138/0x258 [ 78.947141][ T5216] do_el0_svc+0x58/0x14c [ 78.947740][ T5216] el0_svc+0x78/0x1e0 [ 78.948271][ T5216] el0t_64_sync_handler+0xcc/0xe4 [ 78.949051][ T5216] el0t_64_sync+0x1a0/0x1a4 [ 79.100645][ T5238] loop0: detected capacity change from 0 to 32768 [ 79.134579][ T5238] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.28 (5238) [ 79.186108][ T5238] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 79.187541][ T5238] BTRFS info (device loop0): using free space tree [ 79.188512][ T5238] BTRFS info (device loop0): has skinny extents [ 79.198643][ T5238] BTRFS info (device loop0): enabling ssd optimizations [ 79.205740][ T5238] FAULT_INJECTION: forcing a failure. [ 79.205740][ T5238] name failslab, interval 1, probability 0, space 0, times 0 [ 79.207887][ T5238] CPU: 0 PID: 5238 Comm: syz.0.28 Tainted: G W syzkaller #0 [ 79.209169][ T5238] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.210668][ T5238] Call trace: [ 79.211140][ T5238] dump_backtrace+0x0/0x43c [ 79.211836][ T5238] show_stack+0x2c/0x3c [ 79.212458][ T5238] __dump_stack+0x30/0x40 [ 79.213050][ T5238] dump_stack_lvl+0xf8/0x160 [ 79.213769][ T5238] dump_stack+0x1c/0x5c [ 79.214346][ T5238] should_fail+0x3c0/0x51c [ 79.215003][ T5238] __should_failslab+0xbc/0x10c [ 79.215746][ T5238] should_failslab+0x10/0x28 [ 79.216427][ T5238] slab_pre_alloc_hook+0x64/0xec [ 79.217156][ T5238] kmem_cache_alloc+0x94/0x3e4 [ 79.217861][ T5238] btrfs_add_delayed_data_ref+0x164/0xd0c [ 79.218668][ T5238] btrfs_inc_extent_ref+0x100/0x198 [ 79.219386][ T5238] btrfs_insert_replace_extent+0x660/0x970 [ 79.220224][ T5238] btrfs_replace_file_extents+0xa68/0x1290 [ 79.221071][ T5238] btrfs_clone+0xb30/0x1b24 [ 79.221723][ T5238] btrfs_clone_files+0x278/0x320 [ 79.222427][ T5238] btrfs_remap_file_range+0x488/0xb9c [ 79.223192][ T5238] vfs_copy_file_range+0xaa0/0x10ec [ 79.223972][ T5238] __arm64_sys_copy_file_range+0x534/0x8c8 [ 79.224823][ T5238] invoke_syscall+0x98/0x2b8 [ 79.225460][ T5238] el0_svc_common+0x138/0x258 [ 79.226157][ T5238] do_el0_svc+0x58/0x14c [ 79.226746][ T5238] el0_svc+0x78/0x1e0 [ 79.227331][ T5238] el0t_64_sync_handler+0xcc/0xe4 [ 79.228025][ T5238] el0t_64_sync+0x1a0/0x1a4 [ 79.233948][ T5238] ------------[ cut here ]------------ [ 79.234892][ T5238] WARNING: CPU: 0 PID: 5238 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 79.236332][ T5238] Modules linked in: [ 79.236877][ T5238] CPU: 0 PID: 5238 Comm: syz.0.28 Tainted: G W syzkaller #0 [ 79.238190][ T5238] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.239571][ T5238] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 79.240675][ T5238] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 79.241596][ T5238] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 79.242446][ T5238] sp : ffff800020d97420 [ 79.243037][ T5238] x29: ffff800020d97540 x28: 000000000001afff x27: 000000000000e000 [ 79.244255][ T5238] x26: dfff800000000000 x25: ffff0000d9eb8000 x24: ffff0000e2b16bf0 [ 79.245424][ T5238] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000d9329aa8 [ 79.246658][ T5238] x20: ffff0000d9329a50 x19: 1fffe0001b265355 x18: 0000000000000001 [ 79.247958][ T5238] x17: 0000000000000000 x16: ffff800011169180 x15: 00000000ffffffff [ 79.249235][ T5238] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 79.250396][ T5238] x11: 0000000000000000 x10: 0000000000000000 x9 : 2d88e3d7109aa300 [ 79.251558][ T5238] x8 : 2d88e3d7109aa300 x7 : 0000000000000001 x6 : 0000000000000001 [ 79.252785][ T5238] x5 : ffff800020d96d18 x4 : ffff8000141ff5a0 x3 : ffff8000085043fc [ 79.254031][ T5238] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 79.255236][ T5238] Call trace: [ 79.255660][ T5238] btrfs_replace_file_extents+0xcc4/0x1290 [ 79.256449][ T5238] btrfs_clone+0xb30/0x1b24 [ 79.257148][ T5238] btrfs_clone_files+0x278/0x320 [ 79.257876][ T5238] btrfs_remap_file_range+0x488/0xb9c [ 79.258690][ T5238] vfs_copy_file_range+0xaa0/0x10ec [ 79.259303][ T5238] __arm64_sys_copy_file_range+0x534/0x8c8 [ 79.260179][ T5238] invoke_syscall+0x98/0x2b8 [ 79.260829][ T5238] el0_svc_common+0x138/0x258 [ 79.261489][ T5238] do_el0_svc+0x58/0x14c [ 79.262088][ T5238] el0_svc+0x78/0x1e0 [ 79.262681][ T5238] el0t_64_sync_handler+0xcc/0xe4 [ 79.263370][ T5238] el0t_64_sync+0x1a0/0x1a4 [ 79.264033][ T5238] irq event stamp: 80034 [ 79.264602][ T5238] hardirqs last enabled at (80033): [] __up_console_sem+0xb4/0x100 [ 79.265957][ T5238] hardirqs last disabled at (80034): [] el1_dbg+0x24/0x80 [ 79.267116][ T5238] softirqs last enabled at (80014): [] handle_softirqs+0xa4c/0xbf0 [ 79.268450][ T5238] softirqs last disabled at (79885): [] __irq_exit_rcu+0x240/0x440 [ 79.269781][ T5238] ---[ end trace b49d7d5cb58cec05 ]--- [ 79.277132][ T5238] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 79.278673][ T5238] BTRFS info (device loop0): forced readonly [ 79.322295][ T4968] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by udevd (4968) [ 79.433266][ T5260] loop0: detected capacity change from 0 to 32768 [ 79.570610][ T5260] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 79.572148][ T5260] BTRFS info (device loop0): using free space tree [ 79.573553][ T5260] BTRFS info (device loop0): has skinny extents [ 79.582491][ T5260] BTRFS info (device loop0): enabling ssd optimizations [ 79.590394][ T5260] FAULT_INJECTION: forcing a failure. [ 79.590394][ T5260] name failslab, interval 1, probability 0, space 0, times 0 [ 79.592237][ T5260] CPU: 0 PID: 5260 Comm: syz.0.29 Tainted: G W syzkaller #0 [ 79.593510][ T5260] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.594975][ T5260] Call trace: [ 79.595440][ T5260] dump_backtrace+0x0/0x43c [ 79.596082][ T5260] show_stack+0x2c/0x3c [ 79.596667][ T5260] __dump_stack+0x30/0x40 [ 79.597366][ T5260] dump_stack_lvl+0xf8/0x160 [ 79.598073][ T5260] dump_stack+0x1c/0x5c [ 79.598741][ T5260] should_fail+0x3c0/0x51c [ 79.599375][ T5260] __should_failslab+0xbc/0x10c [ 79.600142][ T5260] should_failslab+0x10/0x28 [ 79.600763][ T5260] slab_pre_alloc_hook+0x64/0xec [ 79.601472][ T5260] kmem_cache_alloc+0x94/0x3e4 [ 79.602153][ T5260] alloc_extent_state+0x38/0x430 [ 79.602928][ T5260] __clear_extent_bit+0x1f4/0xb44 [ 79.603668][ T5260] clear_extent_bit+0x68/0x8c [ 79.604390][ T5260] btrfs_clone_files+0x29c/0x320 [ 79.605125][ T5260] btrfs_remap_file_range+0x488/0xb9c [ 79.605948][ T5260] vfs_copy_file_range+0xaa0/0x10ec [ 79.606720][ T5260] __arm64_sys_copy_file_range+0x534/0x8c8 [ 79.607560][ T5260] invoke_syscall+0x98/0x2b8 [ 79.608267][ T5260] el0_svc_common+0x138/0x258 [ 79.608949][ T5260] do_el0_svc+0x58/0x14c [ 79.609641][ T5260] el0_svc+0x78/0x1e0 [ 79.610286][ T5260] el0t_64_sync_handler+0xcc/0xe4 [ 79.611020][ T5260] el0t_64_sync+0x1a0/0x1a4 [ 79.667957][ T4968] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 10 /dev/loop0 scanned by udevd (4968) [ 79.786643][ T5282] loop0: detected capacity change from 0 to 32768 [ 79.936157][ T5282] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 79.937671][ T5282] BTRFS info (device loop0): using free space tree [ 79.938671][ T5282] BTRFS info (device loop0): has skinny extents [ 79.960435][ T5282] BTRFS info (device loop0): enabling ssd optimizations [ 79.967548][ T5282] FAULT_INJECTION: forcing a failure. [ 79.967548][ T5282] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 79.973758][ T5282] CPU: 0 PID: 5282 Comm: syz.0.30 Tainted: G W syzkaller #0 [ 79.975094][ T5282] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.976687][ T5282] Call trace: [ 79.977163][ T5282] dump_backtrace+0x0/0x43c [ 79.977865][ T5282] show_stack+0x2c/0x3c [ 79.978494][ T5282] __dump_stack+0x30/0x40 [ 79.979096][ T5282] dump_stack_lvl+0xf8/0x160 [ 79.979765][ T5282] dump_stack+0x1c/0x5c [ 79.980415][ T5282] should_fail+0x3c0/0x51c [ 79.981126][ T5282] should_fail_alloc_page+0x74/0xa8 [ 79.981979][ T5282] prepare_alloc_pages+0x160/0x460 [ 79.982767][ T5282] __alloc_pages+0x108/0x470 [ 79.983473][ T5282] alloc_pages+0x34c/0x5c0 [ 79.984117][ T5282] new_slab+0xe0/0x55c [ 79.984704][ T5282] ___slab_alloc+0x6c0/0xda8 [ 79.985389][ T5282] __slab_alloc+0x68/0xc0 [ 79.985969][ T5282] kmem_cache_alloc+0x2ac/0x3e4 [ 79.986738][ T5282] btrfs_add_delayed_data_ref+0x3bc/0xd0c [ 79.987602][ T5282] btrfs_inc_extent_ref+0x100/0x198 [ 79.988412][ T5282] btrfs_insert_replace_extent+0x660/0x970 [ 79.989281][ T5282] btrfs_replace_file_extents+0xa68/0x1290 [ 79.990167][ T5282] btrfs_clone+0xb30/0x1b24 [ 79.990752][ T5282] btrfs_clone_files+0x278/0x320 [ 79.991432][ T5282] btrfs_remap_file_range+0x488/0xb9c [ 79.992189][ T5282] vfs_copy_file_range+0xaa0/0x10ec [ 79.993013][ T5282] __arm64_sys_copy_file_range+0x534/0x8c8 [ 79.993845][ T5282] invoke_syscall+0x98/0x2b8 [ 79.994497][ T5282] el0_svc_common+0x138/0x258 [ 79.995144][ T5282] do_el0_svc+0x58/0x14c [ 79.995752][ T5282] el0_svc+0x78/0x1e0 [ 79.996306][ T5282] el0t_64_sync_handler+0xcc/0xe4 [ 79.997123][ T5282] el0t_64_sync+0x1a0/0x1a4 [ 80.111666][ T4968] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 10 /dev/loop0 scanned by udevd (4968) [ 80.233795][ T5304] loop0: detected capacity change from 0 to 32768 [ 80.406022][ T5304] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 80.407533][ T5304] BTRFS info (device loop0): using free space tree [ 80.408649][ T5304] BTRFS info (device loop0): has skinny extents [ 80.417264][ T5304] BTRFS info (device loop0): enabling ssd optimizations [ 80.424409][ T5304] FAULT_INJECTION: forcing a failure. [ 80.424409][ T5304] name failslab, interval 1, probability 0, space 0, times 0 [ 80.426468][ T5304] CPU: 1 PID: 5304 Comm: syz.0.31 Tainted: G W syzkaller #0 [ 80.427732][ T5304] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.429134][ T5304] Call trace: [ 80.429606][ T5304] dump_backtrace+0x0/0x43c [ 80.430324][ T5304] show_stack+0x2c/0x3c [ 80.430923][ T5304] __dump_stack+0x30/0x40 [ 80.431512][ T5304] dump_stack_lvl+0xf8/0x160 [ 80.432222][ T5304] dump_stack+0x1c/0x5c [ 80.432867][ T5304] should_fail+0x3c0/0x51c [ 80.433465][ T5304] __should_failslab+0xbc/0x10c [ 80.434238][ T5304] should_failslab+0x10/0x28 [ 80.434906][ T5304] slab_pre_alloc_hook+0x64/0xec [ 80.435645][ T5304] kmem_cache_alloc+0x94/0x3e4 [ 80.436355][ T5304] btrfs_add_delayed_data_ref+0x3bc/0xd0c [ 80.437197][ T5304] btrfs_inc_extent_ref+0x100/0x198 [ 80.437992][ T5304] btrfs_insert_replace_extent+0x660/0x970 [ 80.438762][ T5304] btrfs_replace_file_extents+0xa68/0x1290 [ 80.439617][ T5304] btrfs_clone+0xb30/0x1b24 [ 80.440268][ T5304] btrfs_clone_files+0x278/0x320 [ 80.440959][ T5304] btrfs_remap_file_range+0x488/0xb9c [ 80.441721][ T5304] vfs_copy_file_range+0xaa0/0x10ec [ 80.442424][ T5304] __arm64_sys_copy_file_range+0x534/0x8c8 [ 80.443229][ T5304] invoke_syscall+0x98/0x2b8 [ 80.443852][ T5304] el0_svc_common+0x138/0x258 [ 80.444533][ T5304] do_el0_svc+0x58/0x14c [ 80.445150][ T5304] el0_svc+0x78/0x1e0 [ 80.445686][ T5304] el0t_64_sync_handler+0xcc/0xe4 [ 80.446434][ T5304] el0t_64_sync+0x1a0/0x1a4 [ 80.449299][ T5304] ------------[ cut here ]------------ [ 80.450273][ T5304] WARNING: CPU: 1 PID: 5304 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 80.451696][ T5304] Modules linked in: [ 80.452252][ T5304] CPU: 1 PID: 5304 Comm: syz.0.31 Tainted: G W syzkaller #0 [ 80.453444][ T5304] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.454864][ T5304] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 80.456013][ T5304] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 80.456948][ T5304] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 80.457832][ T5304] sp : ffff80001f667420 [ 80.458396][ T5304] x29: ffff80001f667540 x28: 000000000001afff x27: 000000000000e000 [ 80.459550][ T5304] x26: dfff800000000000 x25: ffff0000ca9a6000 x24: ffff0000dd2e3110 [ 80.460704][ T5304] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000dee0be18 [ 80.462024][ T5304] x20: ffff0000dee0bdc0 x19: 1fffe0001bdc17c3 x18: 0000000000000001 [ 80.463229][ T5304] x17: 0000000000000000 x16: ffff800011169180 x15: 00000000ffffffff [ 80.464480][ T5304] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 80.465605][ T5304] x11: 0000000000000000 x10: 0000000000000000 x9 : e37e1f6836851c00 [ 80.466752][ T5304] x8 : e37e1f6836851c00 x7 : 0000000000000001 x6 : 0000000000000001 [ 80.467939][ T5304] x5 : ffff80001f666d18 x4 : ffff8000141ff5a0 x3 : ffff8000085043fc [ 80.469111][ T5304] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 80.470268][ T5304] Call trace: [ 80.470713][ T5304] btrfs_replace_file_extents+0xcc4/0x1290 [ 80.471514][ T5304] btrfs_clone+0xb30/0x1b24 [ 80.472186][ T5304] btrfs_clone_files+0x278/0x320 [ 80.472898][ T5304] btrfs_remap_file_range+0x488/0xb9c [ 80.473703][ T5304] vfs_copy_file_range+0xaa0/0x10ec [ 80.474428][ T5304] __arm64_sys_copy_file_range+0x534/0x8c8 [ 80.475312][ T5304] invoke_syscall+0x98/0x2b8 [ 80.475998][ T5304] el0_svc_common+0x138/0x258 [ 80.476636][ T5304] do_el0_svc+0x58/0x14c [ 80.477242][ T5304] el0_svc+0x78/0x1e0 [ 80.477838][ T5304] el0t_64_sync_handler+0xcc/0xe4 [ 80.478516][ T5304] el0t_64_sync+0x1a0/0x1a4 [ 80.479169][ T5304] irq event stamp: 80062 [ 80.479750][ T5304] hardirqs last enabled at (80061): [] __up_console_sem+0xb4/0x100 [ 80.481092][ T5304] hardirqs last disabled at (80062): [] el1_dbg+0x24/0x80 [ 80.482357][ T5304] softirqs last enabled at (80040): [] handle_softirqs+0xa4c/0xbf0 [ 80.483780][ T5304] softirqs last disabled at (80015): [] __irq_exit_rcu+0x240/0x440 [ 80.485207][ T5304] ---[ end trace b49d7d5cb58cec06 ]--- [ 80.487953][ T5304] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 80.489692][ T5304] BTRFS info (device loop0): forced readonly [ 80.545633][ T4968] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by udevd (4968) [ 80.634179][ T5327] loop0: detected capacity change from 0 to 32768 [ 80.734199][ T5327] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 80.735497][ T5327] BTRFS info (device loop0): using free space tree [ 80.736451][ T5327] BTRFS info (device loop0): has skinny extents [ 80.744435][ T5327] BTRFS info (device loop0): enabling ssd optimizations [ 80.751263][ T5327] FAULT_INJECTION: forcing a failure. [ 80.751263][ T5327] name failslab, interval 1, probability 0, space 0, times 0 [ 80.753366][ T5327] CPU: 1 PID: 5327 Comm: syz.0.32 Tainted: G W syzkaller #0 [ 80.754507][ T5327] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.756010][ T5327] Call trace: [ 80.756470][ T5327] dump_backtrace+0x0/0x43c [ 80.757146][ T5327] show_stack+0x2c/0x3c [ 80.757767][ T5327] __dump_stack+0x30/0x40 [ 80.758429][ T5327] dump_stack_lvl+0xf8/0x160 [ 80.759084][ T5327] dump_stack+0x1c/0x5c [ 80.759684][ T5327] should_fail+0x3c0/0x51c [ 80.760331][ T5327] __should_failslab+0xbc/0x10c [ 80.761018][ T5327] should_failslab+0x10/0x28 [ 80.761728][ T5327] slab_pre_alloc_hook+0x64/0xec [ 80.762424][ T5327] kmem_cache_alloc+0x94/0x3e4 [ 80.763029][ T5327] alloc_extent_state+0x38/0x430 [ 80.763752][ T5327] __clear_extent_bit+0x1f4/0xb44 [ 80.764477][ T5327] clear_extent_bit+0x68/0x8c [ 80.765121][ T5327] btrfs_clone_files+0x29c/0x320 [ 80.765874][ T5327] btrfs_remap_file_range+0x488/0xb9c [ 80.766605][ T5327] vfs_copy_file_range+0xaa0/0x10ec [ 80.767302][ T5327] __arm64_sys_copy_file_range+0x534/0x8c8 [ 80.768114][ T5327] invoke_syscall+0x98/0x2b8 [ 80.768755][ T5327] el0_svc_common+0x138/0x258 [ 80.769511][ T5327] do_el0_svc+0x58/0x14c [ 80.770103][ T5327] el0_svc+0x78/0x1e0 [ 80.770660][ T5327] el0t_64_sync_handler+0xcc/0xe4 [ 80.771388][ T5327] el0t_64_sync+0x1a0/0x1a4 1970/01/01 00:01:20 executed programs: 19 [ 80.908456][ T5349] loop0: detected capacity change from 0 to 32768 [ 80.910648][ T5349] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.33 (5349) [ 80.913599][ T5349] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 80.914976][ T5349] BTRFS info (device loop0): using free space tree [ 80.915891][ T5349] BTRFS info (device loop0): has skinny extents [ 80.923441][ T5349] BTRFS info (device loop0): enabling ssd optimizations [ 80.929525][ T5349] FAULT_INJECTION: forcing a failure. [ 80.929525][ T5349] name failslab, interval 1, probability 0, space 0, times 0 [ 80.931439][ T5349] CPU: 1 PID: 5349 Comm: syz.0.33 Tainted: G W syzkaller #0 [ 80.932625][ T5349] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.934121][ T5349] Call trace: [ 80.934559][ T5349] dump_backtrace+0x0/0x43c [ 80.935256][ T5349] show_stack+0x2c/0x3c [ 80.935806][ T5349] __dump_stack+0x30/0x40 [ 80.936426][ T5349] dump_stack_lvl+0xf8/0x160 [ 80.937077][ T5349] dump_stack+0x1c/0x5c [ 80.937678][ T5349] should_fail+0x3c0/0x51c [ 80.938357][ T5349] __should_failslab+0xbc/0x10c [ 80.939041][ T5349] should_failslab+0x10/0x28 [ 80.939684][ T5349] slab_pre_alloc_hook+0x64/0xec [ 80.940333][ T5349] kmem_cache_alloc+0x94/0x3e4 [ 80.941017][ T5349] btrfs_add_delayed_data_ref+0x3bc/0xd0c [ 80.941860][ T5349] btrfs_inc_extent_ref+0x100/0x198 [ 80.942566][ T5349] btrfs_insert_replace_extent+0x660/0x970 [ 80.943357][ T5349] btrfs_replace_file_extents+0xa68/0x1290 [ 80.944270][ T5349] btrfs_clone+0xb30/0x1b24 [ 80.944923][ T5349] btrfs_clone_files+0x278/0x320 [ 80.945689][ T5349] btrfs_remap_file_range+0x488/0xb9c [ 80.946535][ T5349] vfs_copy_file_range+0xaa0/0x10ec [ 80.947294][ T5349] __arm64_sys_copy_file_range+0x534/0x8c8 [ 80.948123][ T5349] invoke_syscall+0x98/0x2b8 [ 80.948799][ T5349] el0_svc_common+0x138/0x258 [ 80.949472][ T5349] do_el0_svc+0x58/0x14c [ 80.950054][ T5349] el0_svc+0x78/0x1e0 [ 80.950648][ T5349] el0t_64_sync_handler+0xcc/0xe4 [ 80.951352][ T5349] el0t_64_sync+0x1a0/0x1a4 [ 80.953721][ T5349] ------------[ cut here ]------------ [ 80.954681][ T5349] WARNING: CPU: 1 PID: 5349 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 80.956283][ T5349] Modules linked in: [ 80.956814][ T5349] CPU: 1 PID: 5349 Comm: syz.0.33 Tainted: G W syzkaller #0 [ 80.958064][ T5349] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.959426][ T5349] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 80.960480][ T5349] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 80.961493][ T5349] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 80.962432][ T5349] sp : ffff8000211c7420 [ 80.963002][ T5349] x29: ffff8000211c7540 x28: 000000000001afff x27: 000000000000e000 [ 80.964112][ T5349] x26: dfff800000000000 x25: ffff0000d9f34000 x24: ffff0000dd2e6bf0 [ 80.965271][ T5349] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000dee0b688 [ 80.966433][ T5349] x20: ffff0000dee0b630 x19: 1fffe0001bdc16d1 x18: 0000000000000001 [ 80.967662][ T5349] x17: 0000000000000000 x16: ffff800011169180 x15: 00000000ffffffff [ 80.968882][ T5349] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 80.969964][ T5349] x11: 0000000000000000 x10: 0000000000000000 x9 : 173dc05548b86800 [ 80.971143][ T5349] x8 : 173dc05548b86800 x7 : 0000000000000001 x6 : 0000000000000001 [ 80.972313][ T5349] x5 : ffff8000211c6d18 x4 : ffff8000141ff5a0 x3 : ffff8000085043fc [ 80.973443][ T5349] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 80.974595][ T5349] Call trace: [ 80.975049][ T5349] btrfs_replace_file_extents+0xcc4/0x1290 [ 80.975909][ T5349] btrfs_clone+0xb30/0x1b24 [ 80.976555][ T5349] btrfs_clone_files+0x278/0x320 [ 80.977258][ T5349] btrfs_remap_file_range+0x488/0xb9c [ 80.978012][ T5349] vfs_copy_file_range+0xaa0/0x10ec [ 80.978729][ T5349] __arm64_sys_copy_file_range+0x534/0x8c8 [ 80.979507][ T5349] invoke_syscall+0x98/0x2b8 [ 80.980138][ T5349] el0_svc_common+0x138/0x258 [ 80.980823][ T5349] do_el0_svc+0x58/0x14c [ 80.981411][ T5349] el0_svc+0x78/0x1e0 [ 80.981978][ T5349] el0t_64_sync_handler+0xcc/0xe4 [ 80.982719][ T5349] el0t_64_sync+0x1a0/0x1a4 [ 80.983352][ T5349] irq event stamp: 79860 [ 80.983951][ T5349] hardirqs last enabled at (79859): [] __up_console_sem+0xb4/0x100 [ 80.985350][ T5349] hardirqs last disabled at (79860): [] el1_dbg+0x24/0x80 [ 80.986508][ T5349] softirqs last enabled at (79838): [] handle_softirqs+0xa4c/0xbf0 [ 80.987898][ T5349] softirqs last disabled at (79821): [] __irq_exit_rcu+0x240/0x440 [ 80.989298][ T5349] ---[ end trace b49d7d5cb58cec07 ]--- [ 80.992324][ T5349] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 80.993823][ T5349] BTRFS info (device loop0): forced readonly [ 81.128928][ T5371] loop0: detected capacity change from 0 to 32768 [ 81.185705][ T5371] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.34 (5371) [ 81.190019][ T5371] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 81.191318][ T5371] BTRFS info (device loop0): using free space tree [ 81.192199][ T5371] BTRFS info (device loop0): has skinny extents [ 81.200920][ T5371] BTRFS info (device loop0): enabling ssd optimizations [ 81.218123][ T5371] FAULT_INJECTION: forcing a failure. [ 81.218123][ T5371] name failslab, interval 1, probability 0, space 0, times 0 [ 81.220030][ T5371] CPU: 0 PID: 5371 Comm: syz.0.34 Tainted: G W syzkaller #0 [ 81.221244][ T5371] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.222627][ T5371] Call trace: [ 81.223070][ T5371] dump_backtrace+0x0/0x43c [ 81.223711][ T5371] show_stack+0x2c/0x3c [ 81.224328][ T5371] __dump_stack+0x30/0x40 [ 81.224938][ T5371] dump_stack_lvl+0xf8/0x160 [ 81.225547][ T5371] dump_stack+0x1c/0x5c [ 81.226191][ T5371] should_fail+0x3c0/0x51c [ 81.226853][ T5371] __should_failslab+0xbc/0x10c [ 81.227535][ T5371] should_failslab+0x10/0x28 [ 81.228177][ T5371] slab_pre_alloc_hook+0x64/0xec [ 81.228877][ T5371] kmem_cache_alloc+0x94/0x3e4 [ 81.229605][ T5371] btrfs_add_delayed_data_ref+0x3bc/0xd0c [ 81.230432][ T5371] btrfs_inc_extent_ref+0x100/0x198 [ 81.231197][ T5371] btrfs_insert_replace_extent+0x660/0x970 [ 81.232046][ T5371] btrfs_replace_file_extents+0xa68/0x1290 [ 81.232857][ T5371] btrfs_clone+0xb30/0x1b24 [ 81.233495][ T5371] btrfs_clone_files+0x278/0x320 [ 81.234213][ T5371] btrfs_remap_file_range+0x488/0xb9c [ 81.234961][ T5371] vfs_copy_file_range+0xaa0/0x10ec [ 81.235680][ T5371] __arm64_sys_copy_file_range+0x534/0x8c8 [ 81.236533][ T5371] invoke_syscall+0x98/0x2b8 [ 81.237165][ T5371] el0_svc_common+0x138/0x258 [ 81.237984][ T5371] do_el0_svc+0x58/0x14c [ 81.238656][ T5371] el0_svc+0x78/0x1e0 [ 81.239266][ T5371] el0t_64_sync_handler+0xcc/0xe4 [ 81.240058][ T5371] el0t_64_sync+0x1a0/0x1a4 [ 81.242526][ T5371] ------------[ cut here ]------------ [ 81.244091][ T5371] WARNING: CPU: 0 PID: 5371 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 81.245537][ T5371] Modules linked in: [ 81.246134][ T5371] CPU: 0 PID: 5371 Comm: syz.0.34 Tainted: G W syzkaller #0 [ 81.247351][ T5371] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.248817][ T5371] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 81.249907][ T5371] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 81.250790][ T5371] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 81.251653][ T5371] sp : ffff80001f667420 [ 81.252263][ T5371] x29: ffff80001f667540 x28: 000000000001afff x27: 000000000000e000 [ 81.253432][ T5371] x26: dfff800000000000 x25: ffff0000e84c4000 x24: ffff0000e2bd2740 [ 81.254645][ T5371] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000cf187d68 [ 81.255928][ T5371] x20: ffff0000cf187d10 x19: 1fffe00019e30fad x18: 0000000000000001 [ 81.257153][ T5371] x17: 0000000000000000 x16: ffff800011169180 x15: 00000000ffffffff [ 81.258393][ T5371] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 81.259596][ T5371] x11: 0000000000000000 x10: 0000000000000000 x9 : 706ebb3c8cdfd500 [ 81.260768][ T5371] x8 : 706ebb3c8cdfd500 x7 : 0000000000000001 x6 : 0000000000000001 [ 81.261937][ T5371] x5 : ffff80001f666d18 x4 : ffff8000141ff5a0 x3 : ffff8000085043fc [ 81.263059][ T5371] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 81.264118][ T5371] Call trace: [ 81.264536][ T5371] btrfs_replace_file_extents+0xcc4/0x1290 [ 81.265433][ T5371] btrfs_clone+0xb30/0x1b24 [ 81.266061][ T5371] btrfs_clone_files+0x278/0x320 [ 81.266823][ T5371] btrfs_remap_file_range+0x488/0xb9c [ 81.267624][ T5371] vfs_copy_file_range+0xaa0/0x10ec [ 81.268383][ T5371] __arm64_sys_copy_file_range+0x534/0x8c8 [ 81.269254][ T5371] invoke_syscall+0x98/0x2b8 [ 81.269900][ T5371] el0_svc_common+0x138/0x258 [ 81.270558][ T5371] do_el0_svc+0x58/0x14c [ 81.271137][ T5371] el0_svc+0x78/0x1e0 [ 81.271699][ T5371] el0t_64_sync_handler+0xcc/0xe4 [ 81.272445][ T5371] el0t_64_sync+0x1a0/0x1a4 [ 81.273109][ T5371] irq event stamp: 79634 [ 81.273710][ T5371] hardirqs last enabled at (79633): [] __up_console_sem+0xb4/0x100 [ 81.275049][ T5371] hardirqs last disabled at (79634): [] el1_dbg+0x24/0x80 [ 81.276347][ T5371] softirqs last enabled at (79622): [] handle_softirqs+0xa4c/0xbf0 [ 81.277745][ T5371] softirqs last disabled at (79613): [] __irq_exit_rcu+0x240/0x440 [ 81.279049][ T5371] ---[ end trace b49d7d5cb58cec08 ]--- [ 81.282222][ T5371] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 81.283789][ T5371] BTRFS info (device loop0): forced readonly [ 81.484122][ T5393] loop0: detected capacity change from 0 to 32768 [ 81.538275][ T5393] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.35 (5393) [ 81.541521][ T5393] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 81.542927][ T5393] BTRFS info (device loop0): using free space tree [ 81.544332][ T5393] BTRFS info (device loop0): has skinny extents [ 81.552792][ T5393] BTRFS info (device loop0): enabling ssd optimizations [ 81.560247][ T5393] FAULT_INJECTION: forcing a failure. [ 81.560247][ T5393] name failslab, interval 1, probability 0, space 0, times 0 [ 81.562506][ T5393] CPU: 0 PID: 5393 Comm: syz.0.35 Tainted: G W syzkaller #0 [ 81.563791][ T5393] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.565336][ T5393] Call trace: [ 81.565820][ T5393] dump_backtrace+0x0/0x43c [ 81.566481][ T5393] show_stack+0x2c/0x3c [ 81.567100][ T5393] __dump_stack+0x30/0x40 [ 81.567723][ T5393] dump_stack_lvl+0xf8/0x160 [ 81.568352][ T5393] dump_stack+0x1c/0x5c [ 81.568928][ T5393] should_fail+0x3c0/0x51c [ 81.569535][ T5393] __should_failslab+0xbc/0x10c [ 81.570246][ T5393] should_failslab+0x10/0x28 [ 81.570918][ T5393] slab_pre_alloc_hook+0x64/0xec [ 81.571612][ T5393] kmem_cache_alloc+0x94/0x3e4 [ 81.572289][ T5393] alloc_extent_state+0x38/0x430 [ 81.573001][ T5393] __clear_extent_bit+0x1f4/0xb44 [ 81.573763][ T5393] clear_extent_bit+0x68/0x8c [ 81.574424][ T5393] btrfs_clone_files+0x29c/0x320 [ 81.575160][ T5393] btrfs_remap_file_range+0x488/0xb9c [ 81.575965][ T5393] vfs_copy_file_range+0xaa0/0x10ec [ 81.576645][ T5393] __arm64_sys_copy_file_range+0x534/0x8c8 [ 81.577379][ T5393] invoke_syscall+0x98/0x2b8 [ 81.578001][ T5393] el0_svc_common+0x138/0x258 [ 81.578649][ T5393] do_el0_svc+0x58/0x14c [ 81.579300][ T5393] el0_svc+0x78/0x1e0 [ 81.579915][ T5393] el0t_64_sync_handler+0xcc/0xe4 [ 81.580672][ T5393] el0t_64_sync+0x1a0/0x1a4 [ 81.629742][ T4968] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 10 /dev/loop0 scanned by udevd (4968) [ 81.724043][ T5414] loop0: detected capacity change from 0 to 32768 [ 81.826410][ T5414] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 81.827961][ T5414] BTRFS info (device loop0): using free space tree [ 81.828977][ T5414] BTRFS info (device loop0): has skinny extents [ 81.837306][ T5414] BTRFS info (device loop0): enabling ssd optimizations [ 81.845244][ T5414] FAULT_INJECTION: forcing a failure. [ 81.845244][ T5414] name failslab, interval 1, probability 0, space 0, times 0 [ 81.847319][ T5414] CPU: 1 PID: 5414 Comm: syz.0.36 Tainted: G W syzkaller #0 [ 81.848566][ T5414] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.850042][ T5414] Call trace: [ 81.850572][ T5414] dump_backtrace+0x0/0x43c [ 81.851258][ T5414] show_stack+0x2c/0x3c [ 81.851935][ T5414] __dump_stack+0x30/0x40 [ 81.852553][ T5414] dump_stack_lvl+0xf8/0x160 [ 81.853205][ T5414] dump_stack+0x1c/0x5c [ 81.853839][ T5414] should_fail+0x3c0/0x51c [ 81.854492][ T5414] __should_failslab+0xbc/0x10c [ 81.855232][ T5414] should_failslab+0x10/0x28 [ 81.855920][ T5414] slab_pre_alloc_hook+0x64/0xec [ 81.856645][ T5414] kmem_cache_alloc+0x94/0x3e4 [ 81.857333][ T5414] btrfs_add_delayed_data_ref+0x3bc/0xd0c [ 81.858198][ T5414] btrfs_inc_extent_ref+0x100/0x198 [ 81.858931][ T5414] btrfs_insert_replace_extent+0x660/0x970 [ 81.859720][ T5414] btrfs_replace_file_extents+0xa68/0x1290 [ 81.860512][ T5414] btrfs_clone+0xb30/0x1b24 [ 81.861187][ T5414] btrfs_clone_files+0x278/0x320 [ 81.861925][ T5414] btrfs_remap_file_range+0x488/0xb9c [ 81.862756][ T5414] vfs_copy_file_range+0xaa0/0x10ec [ 81.863473][ T5414] __arm64_sys_copy_file_range+0x534/0x8c8 [ 81.864352][ T5414] invoke_syscall+0x98/0x2b8 [ 81.864999][ T5414] el0_svc_common+0x138/0x258 [ 81.865731][ T5414] do_el0_svc+0x58/0x14c [ 81.866315][ T5414] el0_svc+0x78/0x1e0 [ 81.866854][ T5414] el0t_64_sync_handler+0xcc/0xe4 [ 81.867552][ T5414] el0t_64_sync+0x1a0/0x1a4 [ 81.870310][ T5414] ------------[ cut here ]------------ [ 81.871309][ T5414] WARNING: CPU: 1 PID: 5414 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 81.872812][ T5414] Modules linked in: [ 81.873388][ T5414] CPU: 1 PID: 5414 Comm: syz.0.36 Tainted: G W syzkaller #0 [ 81.874586][ T5414] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.875987][ T5414] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 81.877161][ T5414] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 81.878048][ T5414] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 81.878925][ T5414] sp : ffff800021657420 [ 81.879533][ T5414] x29: ffff800021657540 x28: 000000000001afff x27: 000000000000e000 [ 81.880802][ T5414] x26: dfff800000000000 x25: ffff0000dcf1c000 x24: ffff0000e2bd6220 [ 81.881917][ T5414] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000dee0b478 [ 81.883059][ T5414] x20: ffff0000dee0b420 x19: 1fffe0001bdc168f x18: 0000000000000001 [ 81.884221][ T5414] x17: 0000000000000000 x16: ffff800011169180 x15: 00000000ffffffff [ 81.885365][ T5414] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 81.886508][ T5414] x11: 0000000000000000 x10: 0000000000000000 x9 : c19b26cb6863b200 [ 81.887691][ T5414] x8 : c19b26cb6863b200 x7 : 0000000000000001 x6 : 0000000000000001 [ 81.888917][ T5414] x5 : ffff800021656d18 x4 : ffff8000141ff5a0 x3 : ffff8000085043fc [ 81.890050][ T5414] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 81.891202][ T5414] Call trace: [ 81.891668][ T5414] btrfs_replace_file_extents+0xcc4/0x1290 [ 81.892500][ T5414] btrfs_clone+0xb30/0x1b24 [ 81.893163][ T5414] btrfs_clone_files+0x278/0x320 [ 81.893809][ T5414] btrfs_remap_file_range+0x488/0xb9c [ 81.894528][ T5414] vfs_copy_file_range+0xaa0/0x10ec [ 81.895254][ T5414] __arm64_sys_copy_file_range+0x534/0x8c8 [ 81.896078][ T5414] invoke_syscall+0x98/0x2b8 [ 81.896745][ T5414] el0_svc_common+0x138/0x258 [ 81.897427][ T5414] do_el0_svc+0x58/0x14c [ 81.898030][ T5414] el0_svc+0x78/0x1e0 [ 81.898595][ T5414] el0t_64_sync_handler+0xcc/0xe4 [ 81.899285][ T5414] el0t_64_sync+0x1a0/0x1a4 [ 81.899882][ T5414] irq event stamp: 79804 [ 81.900457][ T5414] hardirqs last enabled at (79803): [] __up_console_sem+0xb4/0x100 [ 81.901851][ T5414] hardirqs last disabled at (79804): [] el1_dbg+0x24/0x80 [ 81.903029][ T5414] softirqs last enabled at (79782): [] handle_softirqs+0xa4c/0xbf0 [ 81.904406][ T5414] softirqs last disabled at (79689): [] __irq_exit_rcu+0x240/0x440 [ 81.905736][ T5414] ---[ end trace b49d7d5cb58cec09 ]--- [ 81.908488][ T5414] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 81.909973][ T5414] BTRFS info (device loop0): forced readonly [ 82.053861][ T5437] loop0: detected capacity change from 0 to 32768 [ 82.064450][ T5437] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.37 (5437) [ 82.067402][ T5437] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 82.068688][ T5437] BTRFS info (device loop0): using free space tree [ 82.069589][ T5437] BTRFS info (device loop0): has skinny extents [ 82.083339][ T5437] BTRFS info (device loop0): enabling ssd optimizations [ 82.089987][ T5437] FAULT_INJECTION: forcing a failure. [ 82.089987][ T5437] name failslab, interval 1, probability 0, space 0, times 0 [ 82.092044][ T5437] CPU: 1 PID: 5437 Comm: syz.0.37 Tainted: G W syzkaller #0 [ 82.093351][ T5437] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.094823][ T5437] Call trace: [ 82.095286][ T5437] dump_backtrace+0x0/0x43c [ 82.095959][ T5437] show_stack+0x2c/0x3c [ 82.096553][ T5437] __dump_stack+0x30/0x40 [ 82.097290][ T5437] dump_stack_lvl+0xf8/0x160 [ 82.097995][ T5437] dump_stack+0x1c/0x5c [ 82.098610][ T5437] should_fail+0x3c0/0x51c [ 82.099230][ T5437] __should_failslab+0xbc/0x10c [ 82.099952][ T5437] should_failslab+0x10/0x28 [ 82.100590][ T5437] slab_pre_alloc_hook+0x64/0xec [ 82.101356][ T5437] kmem_cache_alloc+0x94/0x3e4 [ 82.102066][ T5437] alloc_extent_state+0x38/0x430 [ 82.102780][ T5437] __clear_extent_bit+0x1f4/0xb44 [ 82.103509][ T5437] clear_extent_bit+0x68/0x8c [ 82.104139][ T5437] btrfs_clone_files+0x29c/0x320 [ 82.104841][ T5437] btrfs_remap_file_range+0x488/0xb9c [ 82.105604][ T5437] vfs_copy_file_range+0xaa0/0x10ec [ 82.106288][ T5437] __arm64_sys_copy_file_range+0x534/0x8c8 [ 82.107071][ T5437] invoke_syscall+0x98/0x2b8 [ 82.107745][ T5437] el0_svc_common+0x138/0x258 [ 82.108365][ T5437] do_el0_svc+0x58/0x14c [ 82.108932][ T5437] el0_svc+0x78/0x1e0 [ 82.109481][ T5437] el0t_64_sync_handler+0xcc/0xe4 [ 82.110199][ T5437] el0t_64_sync+0x1a0/0x1a4 [ 82.268864][ T5459] loop0: detected capacity change from 0 to 32768 [ 82.276541][ T5459] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.38 (5459) [ 82.280915][ T5459] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 82.282247][ T5459] BTRFS info (device loop0): using free space tree [ 82.283636][ T5459] BTRFS info (device loop0): has skinny extents [ 82.293578][ T5459] BTRFS info (device loop0): enabling ssd optimizations [ 82.300057][ T5459] FAULT_INJECTION: forcing a failure. [ 82.300057][ T5459] name failslab, interval 1, probability 0, space 0, times 0 [ 82.302062][ T5459] CPU: 1 PID: 5459 Comm: syz.0.38 Tainted: G W syzkaller #0 [ 82.303289][ T5459] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.304728][ T5459] Call trace: [ 82.305182][ T5459] dump_backtrace+0x0/0x43c [ 82.305864][ T5459] show_stack+0x2c/0x3c [ 82.306512][ T5459] __dump_stack+0x30/0x40 [ 82.307115][ T5459] dump_stack_lvl+0xf8/0x160 [ 82.307832][ T5459] dump_stack+0x1c/0x5c [ 82.308424][ T5459] should_fail+0x3c0/0x51c [ 82.309027][ T5459] __should_failslab+0xbc/0x10c [ 82.309783][ T5459] should_failslab+0x10/0x28 [ 82.310402][ T5459] slab_pre_alloc_hook+0x64/0xec [ 82.311177][ T5459] kmem_cache_alloc+0x94/0x3e4 [ 82.311911][ T5459] alloc_extent_state+0x38/0x430 [ 82.312813][ T5459] __clear_extent_bit+0x1f4/0xb44 [ 82.313590][ T5459] clear_extent_bit+0x68/0x8c [ 82.314313][ T5459] btrfs_clone_files+0x29c/0x320 [ 82.315069][ T5459] btrfs_remap_file_range+0x488/0xb9c [ 82.315965][ T5459] vfs_copy_file_range+0xaa0/0x10ec [ 82.316794][ T5459] __arm64_sys_copy_file_range+0x534/0x8c8 [ 82.317668][ T5459] invoke_syscall+0x98/0x2b8 [ 82.318394][ T5459] el0_svc_common+0x138/0x258 [ 82.319065][ T5459] do_el0_svc+0x58/0x14c [ 82.319699][ T5459] el0_svc+0x78/0x1e0 [ 82.320300][ T5459] el0t_64_sync_handler+0xcc/0xe4 [ 82.321018][ T5459] el0t_64_sync+0x1a0/0x1a4 [ 82.464343][ T5481] loop0: detected capacity change from 0 to 32768 [ 82.516155][ T5481] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.39 (5481) [ 82.519753][ T5481] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 82.521241][ T5481] BTRFS info (device loop0): using free space tree [ 82.522225][ T5481] BTRFS info (device loop0): has skinny extents [ 82.537972][ T5481] BTRFS info (device loop0): enabling ssd optimizations [ 82.545729][ T5481] FAULT_INJECTION: forcing a failure. [ 82.545729][ T5481] name failslab, interval 1, probability 0, space 0, times 0 [ 82.547979][ T5481] CPU: 1 PID: 5481 Comm: syz.0.39 Tainted: G W syzkaller #0 [ 82.549317][ T5481] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.550851][ T5481] Call trace: [ 82.551325][ T5481] dump_backtrace+0x0/0x43c [ 82.552029][ T5481] show_stack+0x2c/0x3c [ 82.552632][ T5481] __dump_stack+0x30/0x40 [ 82.553267][ T5481] dump_stack_lvl+0xf8/0x160 [ 82.553956][ T5481] dump_stack+0x1c/0x5c [ 82.554571][ T5481] should_fail+0x3c0/0x51c [ 82.555228][ T5481] __should_failslab+0xbc/0x10c [ 82.556019][ T5481] should_failslab+0x10/0x28 [ 82.556666][ T5481] slab_pre_alloc_hook+0x64/0xec [ 82.557343][ T5481] kmem_cache_alloc+0x94/0x3e4 [ 82.558079][ T5481] btrfs_add_delayed_data_ref+0x3bc/0xd0c [ 82.558877][ T5481] btrfs_inc_extent_ref+0x100/0x198 [ 82.559642][ T5481] btrfs_insert_replace_extent+0x660/0x970 [ 82.560444][ T5481] btrfs_replace_file_extents+0xa68/0x1290 [ 82.561244][ T5481] btrfs_clone+0xb30/0x1b24 [ 82.561949][ T5481] btrfs_clone_files+0x278/0x320 [ 82.562631][ T5481] btrfs_remap_file_range+0x488/0xb9c [ 82.563354][ T5481] vfs_copy_file_range+0xaa0/0x10ec [ 82.564088][ T5481] __arm64_sys_copy_file_range+0x534/0x8c8 [ 82.564908][ T5481] invoke_syscall+0x98/0x2b8 [ 82.565496][ T5481] el0_svc_common+0x138/0x258 [ 82.566162][ T5481] do_el0_svc+0x58/0x14c [ 82.566726][ T5481] el0_svc+0x78/0x1e0 [ 82.567265][ T5481] el0t_64_sync_handler+0xcc/0xe4 [ 82.567936][ T5481] el0t_64_sync+0x1a0/0x1a4 [ 82.570974][ T5481] ------------[ cut here ]------------ [ 82.571944][ T5481] WARNING: CPU: 1 PID: 5481 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 82.573594][ T5481] Modules linked in: [ 82.574215][ T5481] CPU: 1 PID: 5481 Comm: syz.0.39 Tainted: G W syzkaller #0 [ 82.575543][ T5481] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.577093][ T5481] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 82.578213][ T5481] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 82.579161][ T5481] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 82.580040][ T5481] sp : ffff8000219a7420 [ 82.580655][ T5481] x29: ffff8000219a7540 x28: 000000000001afff x27: 000000000000e000 [ 82.581827][ T5481] x26: dfff800000000000 x25: ffff0000d613e000 x24: ffff0000e2bd75c0 [ 82.583025][ T5481] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000deee35d8 [ 82.584146][ T5481] x20: ffff0000deee3580 x19: 1fffe0001bddc6bb x18: 0000000000000001 [ 82.585292][ T5481] x17: 0000000000000000 x16: ffff800011169180 x15: 00000000ffffffff [ 82.586473][ T5481] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 82.587643][ T5481] x11: 0000000000000000 x10: 0000000000000000 x9 : ec45eaf9810a8900 [ 82.588799][ T5481] x8 : ec45eaf9810a8900 x7 : 0000000000000001 x6 : 0000000000000001 [ 82.589932][ T5481] x5 : ffff8000219a6d18 x4 : ffff8000141ff5a0 x3 : ffff8000085043fc [ 82.591274][ T5481] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 82.592592][ T5481] Call trace: [ 82.593079][ T5481] btrfs_replace_file_extents+0xcc4/0x1290 [ 82.593958][ T5481] btrfs_clone+0xb30/0x1b24 [ 82.594630][ T5481] btrfs_clone_files+0x278/0x320 [ 82.595348][ T5481] btrfs_remap_file_range+0x488/0xb9c [ 82.596162][ T5481] vfs_copy_file_range+0xaa0/0x10ec [ 82.596955][ T5481] __arm64_sys_copy_file_range+0x534/0x8c8 [ 82.597853][ T5481] invoke_syscall+0x98/0x2b8 [ 82.598556][ T5481] el0_svc_common+0x138/0x258 [ 82.599253][ T5481] do_el0_svc+0x58/0x14c [ 82.599905][ T5481] el0_svc+0x78/0x1e0 [ 82.600470][ T5481] el0t_64_sync_handler+0xcc/0xe4 [ 82.601284][ T5481] el0t_64_sync+0x1a0/0x1a4 [ 82.601941][ T5481] irq event stamp: 79764 [ 82.602657][ T5481] hardirqs last enabled at (79763): [] __up_console_sem+0xb4/0x100 [ 82.604095][ T5481] hardirqs last disabled at (79764): [] el1_dbg+0x24/0x80 [ 82.605318][ T5481] softirqs last enabled at (79742): [] handle_softirqs+0xa4c/0xbf0 [ 82.606750][ T5481] softirqs last disabled at (79697): [] __irq_exit_rcu+0x240/0x440 [ 82.608138][ T5481] ---[ end trace b49d7d5cb58cec0a ]--- [ 82.611232][ T5481] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 82.612730][ T5481] BTRFS info (device loop0): forced readonly [ 82.813892][ T5503] loop0: detected capacity change from 0 to 32768 [ 82.858588][ T5503] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.40 (5503) [ 82.863420][ T5503] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 82.865297][ T5503] BTRFS info (device loop0): using free space tree [ 82.866321][ T5503] BTRFS info (device loop0): has skinny extents [ 82.891324][ T5503] BTRFS info (device loop0): enabling ssd optimizations [ 82.899468][ T5503] FAULT_INJECTION: forcing a failure. [ 82.899468][ T5503] name failslab, interval 1, probability 0, space 0, times 0 [ 82.901565][ T5503] CPU: 0 PID: 5503 Comm: syz.0.40 Tainted: G W syzkaller #0 [ 82.902708][ T5503] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.904264][ T5503] Call trace: [ 82.904753][ T5503] dump_backtrace+0x0/0x43c [ 82.905323][ T5503] show_stack+0x2c/0x3c [ 82.905914][ T5503] __dump_stack+0x30/0x40 [ 82.906523][ T5503] dump_stack_lvl+0xf8/0x160 [ 82.907207][ T5503] dump_stack+0x1c/0x5c [ 82.907803][ T5503] should_fail+0x3c0/0x51c [ 82.908412][ T5503] __should_failslab+0xbc/0x10c [ 82.909155][ T5503] should_failslab+0x10/0x28 [ 82.909846][ T5503] slab_pre_alloc_hook+0x64/0xec [ 82.910581][ T5503] kmem_cache_alloc+0x94/0x3e4 [ 82.911253][ T5503] alloc_extent_state+0x38/0x430 [ 82.911964][ T5503] __clear_extent_bit+0x1f4/0xb44 [ 82.912742][ T5503] clear_extent_bit+0x68/0x8c [ 82.913475][ T5503] btrfs_clone_files+0x29c/0x320 [ 82.914255][ T5503] btrfs_remap_file_range+0x488/0xb9c [ 82.915040][ T5503] vfs_copy_file_range+0xaa0/0x10ec [ 82.915777][ T5503] __arm64_sys_copy_file_range+0x534/0x8c8 [ 82.916597][ T5503] invoke_syscall+0x98/0x2b8 [ 82.917229][ T5503] el0_svc_common+0x138/0x258 [ 82.917945][ T5503] do_el0_svc+0x58/0x14c [ 82.918637][ T5503] el0_svc+0x78/0x1e0 [ 82.919338][ T5503] el0t_64_sync_handler+0xcc/0xe4 [ 82.920170][ T5503] el0t_64_sync+0x1a0/0x1a4 [ 83.070792][ T5525] loop0: detected capacity change from 0 to 32768 [ 83.076028][ T5525] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.41 (5525) [ 83.079077][ T5525] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 83.080541][ T5525] BTRFS info (device loop0): using free space tree [ 83.081523][ T5525] BTRFS info (device loop0): has skinny extents [ 83.088900][ T5525] BTRFS info (device loop0): enabling ssd optimizations [ 83.095424][ T5525] FAULT_INJECTION: forcing a failure. [ 83.095424][ T5525] name failslab, interval 1, probability 0, space 0, times 0 [ 83.097397][ T5525] CPU: 1 PID: 5525 Comm: syz.0.41 Tainted: G W syzkaller #0 [ 83.098698][ T5525] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.100186][ T5525] Call trace: [ 83.100685][ T5525] dump_backtrace+0x0/0x43c [ 83.101381][ T5525] show_stack+0x2c/0x3c [ 83.102008][ T5525] __dump_stack+0x30/0x40 [ 83.102700][ T5525] dump_stack_lvl+0xf8/0x160 [ 83.103381][ T5525] dump_stack+0x1c/0x5c [ 83.104012][ T5525] should_fail+0x3c0/0x51c [ 83.104663][ T5525] __should_failslab+0xbc/0x10c [ 83.105412][ T5525] should_failslab+0x10/0x28 [ 83.106054][ T5525] slab_pre_alloc_hook+0x64/0xec [ 83.106793][ T5525] kmem_cache_alloc+0x94/0x3e4 [ 83.107472][ T5525] btrfs_add_delayed_data_ref+0x3bc/0xd0c [ 83.108263][ T5525] btrfs_inc_extent_ref+0x100/0x198 [ 83.109078][ T5525] btrfs_insert_replace_extent+0x660/0x970 [ 83.109938][ T5525] btrfs_replace_file_extents+0xa68/0x1290 [ 83.110797][ T5525] btrfs_clone+0xb30/0x1b24 [ 83.111395][ T5525] btrfs_clone_files+0x278/0x320 [ 83.112082][ T5525] btrfs_remap_file_range+0x488/0xb9c [ 83.112825][ T5525] vfs_copy_file_range+0xaa0/0x10ec [ 83.113526][ T5525] __arm64_sys_copy_file_range+0x534/0x8c8 [ 83.114363][ T5525] invoke_syscall+0x98/0x2b8 [ 83.115032][ T5525] el0_svc_common+0x138/0x258 [ 83.115713][ T5525] do_el0_svc+0x58/0x14c [ 83.116412][ T5525] el0_svc+0x78/0x1e0 [ 83.116964][ T5525] el0t_64_sync_handler+0xcc/0xe4 [ 83.117633][ T5525] el0t_64_sync+0x1a0/0x1a4 [ 83.118386][ T5525] ------------[ cut here ]------------ [ 83.119270][ T5525] WARNING: CPU: 1 PID: 5525 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 83.120579][ T5525] Modules linked in: [ 83.121104][ T5525] CPU: 1 PID: 5525 Comm: syz.0.41 Tainted: G W syzkaller #0 [ 83.122334][ T5525] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.123762][ T5525] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 83.124854][ T5525] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 83.125673][ T5525] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 83.126543][ T5525] sp : ffff800021bb7420 [ 83.127156][ T5525] x29: ffff800021bb7540 x28: 000000000001afff x27: 000000000000e000 [ 83.128412][ T5525] x26: dfff800000000000 x25: ffff0000cce7c000 x24: ffff0000e2b73110 [ 83.129535][ T5525] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000deee3058 [ 83.130653][ T5525] x20: ffff0000deee3000 x19: 1fffe0001bddc60b x18: 0000000000000001 [ 83.131833][ T5525] x17: 0000000000000000 x16: ffff800008302164 x15: 00000000ffffffff [ 83.132993][ T5525] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 83.134118][ T5525] x11: 0000000000000000 x10: 0000000000000000 x9 : 4b7a55a91ee26400 [ 83.135305][ T5525] x8 : 4b7a55a91ee26400 x7 : 0000000000000001 x6 : 0000000000000001 [ 83.136376][ T5525] x5 : ffff800021bb6d18 x4 : ffff8000141ff5a0 x3 : ffff800008302274 [ 83.137625][ T5525] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 83.138844][ T5525] Call trace: [ 83.139294][ T5525] btrfs_replace_file_extents+0xcc4/0x1290 [ 83.140119][ T5525] btrfs_clone+0xb30/0x1b24 [ 83.140783][ T5525] btrfs_clone_files+0x278/0x320 [ 83.141477][ T5525] btrfs_remap_file_range+0x488/0xb9c [ 83.142225][ T5525] vfs_copy_file_range+0xaa0/0x10ec [ 83.142962][ T5525] __arm64_sys_copy_file_range+0x534/0x8c8 [ 83.143786][ T5525] invoke_syscall+0x98/0x2b8 [ 83.144389][ T5525] el0_svc_common+0x138/0x258 [ 83.145074][ T5525] do_el0_svc+0x58/0x14c [ 83.145675][ T5525] el0_svc+0x78/0x1e0 [ 83.146243][ T5525] el0t_64_sync_handler+0xcc/0xe4 [ 83.146922][ T5525] el0t_64_sync+0x1a0/0x1a4 [ 83.147562][ T5525] irq event stamp: 80132 [ 83.148141][ T5525] hardirqs last enabled at (80131): [] __up_console_sem+0xb4/0x100 [ 83.149443][ T5525] hardirqs last disabled at (80132): [] el1_dbg+0x24/0x80 [ 83.150670][ T5525] softirqs last enabled at (80110): [] handle_softirqs+0xa4c/0xbf0 [ 83.152095][ T5525] softirqs last disabled at (80093): [] __irq_exit_rcu+0x240/0x440 [ 83.153425][ T5525] ---[ end trace b49d7d5cb58cec0b ]--- [ 83.154621][ T5525] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 83.156060][ T5525] BTRFS info (device loop0): forced readonly [ 83.299313][ T5547] loop0: detected capacity change from 0 to 32768 [ 83.347209][ T5547] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.42 (5547) [ 83.351198][ T5547] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 83.353112][ T5547] BTRFS info (device loop0): using free space tree [ 83.354245][ T5547] BTRFS info (device loop0): has skinny extents [ 83.361551][ T5547] BTRFS info (device loop0): enabling ssd optimizations [ 83.370456][ T5547] FAULT_INJECTION: forcing a failure. [ 83.370456][ T5547] name failslab, interval 1, probability 0, space 0, times 0 [ 83.372532][ T5547] CPU: 0 PID: 5547 Comm: syz.0.42 Tainted: G W syzkaller #0 [ 83.373814][ T5547] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.375207][ T5547] Call trace: [ 83.375662][ T5547] dump_backtrace+0x0/0x43c [ 83.376325][ T5547] show_stack+0x2c/0x3c [ 83.376980][ T5547] __dump_stack+0x30/0x40 [ 83.377647][ T5547] dump_stack_lvl+0xf8/0x160 [ 83.378363][ T5547] dump_stack+0x1c/0x5c [ 83.378954][ T5547] should_fail+0x3c0/0x51c [ 83.379569][ T5547] __should_failslab+0xbc/0x10c [ 83.380254][ T5547] should_failslab+0x10/0x28 [ 83.380878][ T5547] slab_pre_alloc_hook+0x64/0xec [ 83.381582][ T5547] kmem_cache_alloc+0x94/0x3e4 [ 83.382257][ T5547] alloc_extent_state+0x38/0x430 [ 83.382947][ T5547] __clear_extent_bit+0x1f4/0xb44 [ 83.383653][ T5547] clear_extent_bit+0x68/0x8c [ 83.384339][ T5547] btrfs_clone_files+0x29c/0x320 [ 83.385032][ T5547] btrfs_remap_file_range+0x488/0xb9c [ 83.385778][ T5547] vfs_copy_file_range+0xaa0/0x10ec [ 83.386562][ T5547] __arm64_sys_copy_file_range+0x534/0x8c8 [ 83.387404][ T5547] invoke_syscall+0x98/0x2b8 [ 83.388065][ T5547] el0_svc_common+0x138/0x258 [ 83.388769][ T5547] do_el0_svc+0x58/0x14c [ 83.389361][ T5547] el0_svc+0x78/0x1e0 [ 83.389931][ T5547] el0t_64_sync_handler+0xcc/0xe4 [ 83.390666][ T5547] el0t_64_sync+0x1a0/0x1a4 [ 83.542051][ T5569] loop0: detected capacity change from 0 to 32768 [ 83.546960][ T5569] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.43 (5569) [ 83.550369][ T5569] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 83.551805][ T5569] BTRFS info (device loop0): using free space tree [ 83.552792][ T5569] BTRFS info (device loop0): has skinny extents [ 83.560266][ T5569] BTRFS info (device loop0): enabling ssd optimizations [ 83.567457][ T5569] FAULT_INJECTION: forcing a failure. [ 83.567457][ T5569] name failslab, interval 1, probability 0, space 0, times 0 [ 83.569341][ T5569] CPU: 1 PID: 5569 Comm: syz.0.43 Tainted: G W syzkaller #0 [ 83.570611][ T5569] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.572159][ T5569] Call trace: [ 83.572627][ T5569] dump_backtrace+0x0/0x43c [ 83.573330][ T5569] show_stack+0x2c/0x3c [ 83.573895][ T5569] __dump_stack+0x30/0x40 [ 83.574513][ T5569] dump_stack_lvl+0xf8/0x160 [ 83.575179][ T5569] dump_stack+0x1c/0x5c [ 83.575779][ T5569] should_fail+0x3c0/0x51c [ 83.576398][ T5569] __should_failslab+0xbc/0x10c [ 83.577103][ T5569] should_failslab+0x10/0x28 [ 83.577842][ T5569] slab_pre_alloc_hook+0x64/0xec [ 83.578568][ T5569] kmem_cache_alloc+0x94/0x3e4 [ 83.579279][ T5569] alloc_extent_state+0x38/0x430 [ 83.580006][ T5569] __clear_extent_bit+0x1f4/0xb44 [ 83.580693][ T5569] clear_extent_bit+0x68/0x8c [ 83.581404][ T5569] btrfs_clone_files+0x29c/0x320 [ 83.582087][ T5569] btrfs_remap_file_range+0x488/0xb9c [ 83.582907][ T5569] vfs_copy_file_range+0xaa0/0x10ec [ 83.583672][ T5569] __arm64_sys_copy_file_range+0x534/0x8c8 [ 83.584487][ T5569] invoke_syscall+0x98/0x2b8 [ 83.585201][ T5569] el0_svc_common+0x138/0x258 [ 83.585808][ T5569] do_el0_svc+0x58/0x14c [ 83.586403][ T5569] el0_svc+0x78/0x1e0 [ 83.586995][ T5569] el0t_64_sync_handler+0xcc/0xe4 [ 83.587687][ T5569] el0t_64_sync+0x1a0/0x1a4 [ 83.648532][ T4968] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 10 /dev/loop0 scanned by udevd (4968) [ 83.738470][ T5590] loop0: detected capacity change from 0 to 32768 [ 83.855387][ T5590] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 83.856893][ T5590] BTRFS info (device loop0): using free space tree [ 83.857866][ T5590] BTRFS info (device loop0): has skinny extents [ 83.865886][ T5590] BTRFS info (device loop0): enabling ssd optimizations [ 83.880744][ T5590] FAULT_INJECTION: forcing a failure. [ 83.880744][ T5590] name failslab, interval 1, probability 0, space 0, times 0 [ 83.882867][ T5590] CPU: 1 PID: 5590 Comm: syz.0.44 Tainted: G W syzkaller #0 [ 83.884163][ T5590] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.885636][ T5590] Call trace: [ 83.886082][ T5590] dump_backtrace+0x0/0x43c [ 83.886760][ T5590] show_stack+0x2c/0x3c [ 83.887351][ T5590] __dump_stack+0x30/0x40 [ 83.887951][ T5590] dump_stack_lvl+0xf8/0x160 [ 83.888581][ T5590] dump_stack+0x1c/0x5c [ 83.889207][ T5590] should_fail+0x3c0/0x51c [ 83.889864][ T5590] __should_failslab+0xbc/0x10c [ 83.890604][ T5590] should_failslab+0x10/0x28 [ 83.891253][ T5590] slab_pre_alloc_hook+0x64/0xec [ 83.891955][ T5590] kmem_cache_alloc+0x94/0x3e4 [ 83.892665][ T5590] btrfs_add_delayed_data_ref+0x3bc/0xd0c [ 83.893554][ T5590] btrfs_inc_extent_ref+0x100/0x198 [ 83.894297][ T5590] btrfs_insert_replace_extent+0x660/0x970 [ 83.895134][ T5590] btrfs_replace_file_extents+0xa68/0x1290 [ 83.896039][ T5590] btrfs_clone+0xb30/0x1b24 [ 83.896714][ T5590] btrfs_clone_files+0x278/0x320 [ 83.897513][ T5590] btrfs_remap_file_range+0x488/0xb9c [ 83.898243][ T5590] vfs_copy_file_range+0xaa0/0x10ec [ 83.898983][ T5590] __arm64_sys_copy_file_range+0x534/0x8c8 [ 83.899799][ T5590] invoke_syscall+0x98/0x2b8 [ 83.900378][ T5590] el0_svc_common+0x138/0x258 [ 83.901076][ T5590] do_el0_svc+0x58/0x14c [ 83.901650][ T5590] el0_svc+0x78/0x1e0 [ 83.902190][ T5590] el0t_64_sync_handler+0xcc/0xe4 [ 83.902916][ T5590] el0t_64_sync+0x1a0/0x1a4 [ 83.905785][ T5590] ------------[ cut here ]------------ [ 83.906823][ T5590] WARNING: CPU: 1 PID: 5590 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 83.908352][ T5590] Modules linked in: [ 83.908933][ T5590] CPU: 1 PID: 5590 Comm: syz.0.44 Tainted: G W syzkaller #0 [ 83.910210][ T5590] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.911711][ T5590] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 83.912846][ T5590] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 83.913791][ T5590] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 83.914676][ T5590] sp : ffff800021ce7420 [ 83.915268][ T5590] x29: ffff800021ce7540 x28: 000000000001afff x27: 000000000000e000 [ 83.916419][ T5590] x26: dfff800000000000 x25: ffff0000cb7bc000 x24: ffff0000e2b11d70 [ 83.917650][ T5590] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000cf1871b8 [ 83.918800][ T5590] x20: ffff0000cf187160 x19: 1fffe00019e30e37 x18: 0000000000000001 [ 83.919926][ T5590] x17: 0000000000000000 x16: ffff800011169180 x15: 00000000ffffffff [ 83.921105][ T5590] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 83.922307][ T5590] x11: 0000000000000000 x10: 0000000000000000 x9 : 27a7f0df476ef300 [ 83.923441][ T5590] x8 : 27a7f0df476ef300 x7 : 0000000000000001 x6 : 0000000000000001 [ 83.924629][ T5590] x5 : ffff800021ce6d18 x4 : ffff8000141ff5a0 x3 : ffff8000085043fc [ 83.925814][ T5590] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 83.926953][ T5590] Call trace: [ 83.927422][ T5590] btrfs_replace_file_extents+0xcc4/0x1290 [ 83.928220][ T5590] btrfs_clone+0xb30/0x1b24 [ 83.928893][ T5590] btrfs_clone_files+0x278/0x320 [ 83.929612][ T5590] btrfs_remap_file_range+0x488/0xb9c [ 83.930391][ T5590] vfs_copy_file_range+0xaa0/0x10ec [ 83.931185][ T5590] __arm64_sys_copy_file_range+0x534/0x8c8 [ 83.932091][ T5590] invoke_syscall+0x98/0x2b8 [ 83.932776][ T5590] el0_svc_common+0x138/0x258 [ 83.933436][ T5590] do_el0_svc+0x58/0x14c [ 83.934014][ T5590] el0_svc+0x78/0x1e0 [ 83.934570][ T5590] el0t_64_sync_handler+0xcc/0xe4 [ 83.935257][ T5590] el0t_64_sync+0x1a0/0x1a4 [ 83.935890][ T5590] irq event stamp: 79310 [ 83.936513][ T5590] hardirqs last enabled at (79309): [] __up_console_sem+0xb4/0x100 [ 83.937917][ T5590] hardirqs last disabled at (79310): [] el1_dbg+0x24/0x80 [ 83.939145][ T5590] softirqs last enabled at (79288): [] handle_softirqs+0xa4c/0xbf0 [ 83.940517][ T5590] softirqs last disabled at (79271): [] __irq_exit_rcu+0x240/0x440 [ 83.941897][ T5590] ---[ end trace b49d7d5cb58cec0c ]--- [ 83.945750][ T5590] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 83.947301][ T5590] BTRFS info (device loop0): forced readonly [ 84.002950][ T4968] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by udevd (4968) [ 84.114754][ T5613] loop0: detected capacity change from 0 to 32768 [ 84.235194][ T5613] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 84.236708][ T5613] BTRFS info (device loop0): using free space tree [ 84.237794][ T5613] BTRFS info (device loop0): has skinny extents [ 84.246543][ T5613] BTRFS info (device loop0): enabling ssd optimizations [ 84.254332][ T5613] FAULT_INJECTION: forcing a failure. [ 84.254332][ T5613] name failslab, interval 1, probability 0, space 0, times 0 [ 84.256337][ T5613] CPU: 1 PID: 5613 Comm: syz.0.45 Tainted: G W syzkaller #0 [ 84.257584][ T5613] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 84.259099][ T5613] Call trace: [ 84.259539][ T5613] dump_backtrace+0x0/0x43c [ 84.260209][ T5613] show_stack+0x2c/0x3c [ 84.260809][ T5613] __dump_stack+0x30/0x40 [ 84.261436][ T5613] dump_stack_lvl+0xf8/0x160 [ 84.262068][ T5613] dump_stack+0x1c/0x5c [ 84.262728][ T5613] should_fail+0x3c0/0x51c [ 84.263420][ T5613] __should_failslab+0xbc/0x10c [ 84.264216][ T5613] should_failslab+0x10/0x28 [ 84.264899][ T5613] slab_pre_alloc_hook+0x64/0xec [ 84.265637][ T5613] kmem_cache_alloc+0x94/0x3e4 [ 84.266346][ T5613] btrfs_add_delayed_data_ref+0x3bc/0xd0c [ 84.267200][ T5613] btrfs_inc_extent_ref+0x100/0x198 [ 84.267979][ T5613] btrfs_insert_replace_extent+0x660/0x970 [ 84.268773][ T5613] btrfs_replace_file_extents+0xa68/0x1290 [ 84.269625][ T5613] btrfs_clone+0xb30/0x1b24 [ 84.270279][ T5613] btrfs_clone_files+0x278/0x320 [ 84.270991][ T5613] btrfs_remap_file_range+0x488/0xb9c [ 84.271766][ T5613] vfs_copy_file_range+0xaa0/0x10ec [ 84.272536][ T5613] __arm64_sys_copy_file_range+0x534/0x8c8 [ 84.273358][ T5613] invoke_syscall+0x98/0x2b8 [ 84.274006][ T5613] el0_svc_common+0x138/0x258 [ 84.274743][ T5613] do_el0_svc+0x58/0x14c [ 84.275292][ T5613] el0_svc+0x78/0x1e0 [ 84.275866][ T5613] el0t_64_sync_handler+0xcc/0xe4 [ 84.276578][ T5613] el0t_64_sync+0x1a0/0x1a4 [ 84.278117][ T5613] ------------[ cut here ]------------ [ 84.279108][ T5613] WARNING: CPU: 1 PID: 5613 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 84.280605][ T5613] Modules linked in: [ 84.281143][ T5613] CPU: 1 PID: 5613 Comm: syz.0.45 Tainted: G W syzkaller #0 [ 84.282339][ T5613] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 84.283997][ T5613] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 84.285100][ T5613] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 84.285921][ T5613] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 84.286783][ T5613] sp : ffff800022097420 [ 84.287355][ T5613] x29: ffff800022097540 x28: 000000000001afff x27: 000000000000e000 [ 84.288524][ T5613] x26: dfff800000000000 x25: ffff0000de4fa000 x24: ffff0000e2b16bf0 [ 84.289625][ T5613] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000cf1877e8 [ 84.290751][ T5613] x20: ffff0000cf187790 x19: 1fffe00019e30efd x18: 0000000000000001 [ 84.291840][ T5613] x17: 0000000000000000 x16: ffff800011169180 x15: 00000000ffffffff [ 84.292949][ T5613] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 84.294077][ T5613] x11: 0000000000000000 x10: 0000000000000000 x9 : 0f95981886e84d00 [ 84.295258][ T5613] x8 : 0f95981886e84d00 x7 : 0000000000000001 x6 : 0000000000000001 [ 84.296335][ T5613] x5 : ffff800022096d18 x4 : ffff8000141ff5a0 x3 : ffff8000085043fc [ 84.297520][ T5613] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 84.298634][ T5613] Call trace: [ 84.299126][ T5613] btrfs_replace_file_extents+0xcc4/0x1290 [ 84.299917][ T5613] btrfs_clone+0xb30/0x1b24 [ 84.300530][ T5613] btrfs_clone_files+0x278/0x320 [ 84.301270][ T5613] btrfs_remap_file_range+0x488/0xb9c [ 84.302252][ T5613] vfs_copy_file_range+0xaa0/0x10ec [ 84.303115][ T5613] __arm64_sys_copy_file_range+0x534/0x8c8 [ 84.303969][ T5613] invoke_syscall+0x98/0x2b8 [ 84.304723][ T5613] el0_svc_common+0x138/0x258 [ 84.305509][ T5613] do_el0_svc+0x58/0x14c [ 84.306159][ T5613] el0_svc+0x78/0x1e0 [ 84.306760][ T5613] el0t_64_sync_handler+0xcc/0xe4 [ 84.307594][ T5613] el0t_64_sync+0x1a0/0x1a4 [ 84.308301][ T5613] irq event stamp: 79694 [ 84.308947][ T5613] hardirqs last enabled at (79693): [] __up_console_sem+0xb4/0x100 [ 84.310343][ T5613] hardirqs last disabled at (79694): [] el1_dbg+0x24/0x80 [ 84.311661][ T5613] softirqs last enabled at (79672): [] handle_softirqs+0xa4c/0xbf0 [ 84.313056][ T5613] softirqs last disabled at (79649): [] __irq_exit_rcu+0x240/0x440 [ 84.314502][ T5613] ---[ end trace b49d7d5cb58cec0d ]--- [ 84.316394][ T5613] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 84.317924][ T5613] BTRFS info (device loop0): forced readonly [ 84.456342][ T5636] loop0: detected capacity change from 0 to 32768 [ 84.463558][ T5636] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.46 (5636) [ 84.467951][ T5636] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 84.469316][ T5636] BTRFS info (device loop0): using free space tree [ 84.470311][ T5636] BTRFS info (device loop0): has skinny extents [ 84.483457][ T5636] BTRFS info (device loop0): enabling ssd optimizations [ 84.490052][ T5636] FAULT_INJECTION: forcing a failure. [ 84.490052][ T5636] name failslab, interval 1, probability 0, space 0, times 0 [ 84.491938][ T5636] CPU: 1 PID: 5636 Comm: syz.0.46 Tainted: G W syzkaller #0 [ 84.493205][ T5636] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 84.494668][ T5636] Call trace: [ 84.495128][ T5636] dump_backtrace+0x0/0x43c [ 84.495815][ T5636] show_stack+0x2c/0x3c [ 84.496437][ T5636] __dump_stack+0x30/0x40 [ 84.497036][ T5636] dump_stack_lvl+0xf8/0x160 [ 84.497711][ T5636] dump_stack+0x1c/0x5c [ 84.498327][ T5636] should_fail+0x3c0/0x51c [ 84.498894][ T5636] __should_failslab+0xbc/0x10c [ 84.499622][ T5636] should_failslab+0x10/0x28 [ 84.500237][ T5636] slab_pre_alloc_hook+0x64/0xec [ 84.500925][ T5636] kmem_cache_alloc+0x94/0x3e4 [ 84.501615][ T5636] btrfs_add_delayed_data_ref+0x3bc/0xd0c [ 84.502436][ T5636] btrfs_inc_extent_ref+0x100/0x198 [ 84.503208][ T5636] btrfs_insert_replace_extent+0x660/0x970 [ 84.504069][ T5636] btrfs_replace_file_extents+0xa68/0x1290 [ 84.504877][ T5636] btrfs_clone+0xb30/0x1b24 [ 84.505584][ T5636] btrfs_clone_files+0x278/0x320 [ 84.506263][ T5636] btrfs_remap_file_range+0x488/0xb9c [ 84.507020][ T5636] vfs_copy_file_range+0xaa0/0x10ec [ 84.507719][ T5636] __arm64_sys_copy_file_range+0x534/0x8c8 [ 84.508537][ T5636] invoke_syscall+0x98/0x2b8 [ 84.509217][ T5636] el0_svc_common+0x138/0x258 [ 84.509905][ T5636] do_el0_svc+0x58/0x14c [ 84.510543][ T5636] el0_svc+0x78/0x1e0 [ 84.511112][ T5636] el0t_64_sync_handler+0xcc/0xe4 [ 84.511850][ T5636] el0t_64_sync+0x1a0/0x1a4 [ 84.513475][ T5636] ------------[ cut here ]------------ [ 84.514418][ T5636] WARNING: CPU: 1 PID: 5636 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 84.515824][ T5636] Modules linked in: [ 84.516459][ T5636] CPU: 1 PID: 5636 Comm: syz.0.46 Tainted: G W syzkaller #0 [ 84.517675][ T5636] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 84.519014][ T5636] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 84.520168][ T5636] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 84.521112][ T5636] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 84.521915][ T5636] sp : ffff800022197420 [ 84.522499][ T5636] x29: ffff800022197540 x28: 000000000001afff x27: 000000000000e000 [ 84.523593][ T5636] x26: dfff800000000000 x25: ffff0000d1968000 x24: ffff0000dd2e6220 [ 84.524719][ T5636] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000dee08cb8 [ 84.525847][ T5636] x20: ffff0000dee08c60 x19: 1fffe0001bdc1197 x18: 0000000000000001 [ 84.527164][ T5636] x17: 0000000000000000 x16: ffff800008302164 x15: 00000000ffffffff [ 84.528412][ T5636] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 84.529701][ T5636] x11: 0000000000000000 x10: 0000000000000000 x9 : 60757ec44b2d5000 [ 84.530954][ T5636] x8 : 60757ec44b2d5000 x7 : 0000000000000001 x6 : 0000000000000001 [ 84.532140][ T5636] x5 : ffff800022196d18 x4 : ffff8000141ff5a0 x3 : ffff800008302274 [ 84.533250][ T5636] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 84.534459][ T5636] Call trace: [ 84.534949][ T5636] btrfs_replace_file_extents+0xcc4/0x1290 [ 84.535722][ T5636] btrfs_clone+0xb30/0x1b24 [ 84.536330][ T5636] btrfs_clone_files+0x278/0x320 [ 84.536989][ T5636] btrfs_remap_file_range+0x488/0xb9c [ 84.537763][ T5636] vfs_copy_file_range+0xaa0/0x10ec [ 84.538574][ T5636] __arm64_sys_copy_file_range+0x534/0x8c8 [ 84.539457][ T5636] invoke_syscall+0x98/0x2b8 [ 84.540116][ T5636] el0_svc_common+0x138/0x258 [ 84.540784][ T5636] do_el0_svc+0x58/0x14c [ 84.541404][ T5636] el0_svc+0x78/0x1e0 [ 84.541974][ T5636] el0t_64_sync_handler+0xcc/0xe4 [ 84.542703][ T5636] el0t_64_sync+0x1a0/0x1a4 [ 84.543409][ T5636] irq event stamp: 79546 [ 84.544030][ T5636] hardirqs last enabled at (79545): [] __up_console_sem+0xb4/0x100 [ 84.545388][ T5636] hardirqs last disabled at (79546): [] el1_dbg+0x24/0x80 [ 84.546554][ T5636] softirqs last enabled at (79524): [] handle_softirqs+0xa4c/0xbf0 [ 84.547901][ T5636] softirqs last disabled at (79453): [] __irq_exit_rcu+0x240/0x440 [ 84.549336][ T5636] ---[ end trace b49d7d5cb58cec0e ]--- [ 84.550327][ T5636] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 84.551782][ T5636] BTRFS info (device loop0): forced readonly [ 84.686640][ T5658] loop0: detected capacity change from 0 to 32768 [ 84.738979][ T5658] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.47 (5658) [ 84.742677][ T5658] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 84.744242][ T5658] BTRFS info (device loop0): using free space tree [ 84.745218][ T5658] BTRFS info (device loop0): has skinny extents [ 84.754630][ T5658] BTRFS info (device loop0): enabling ssd optimizations [ 84.761025][ T5658] FAULT_INJECTION: forcing a failure. [ 84.761025][ T5658] name failslab, interval 1, probability 0, space 0, times 0 [ 84.762971][ T5658] CPU: 1 PID: 5658 Comm: syz.0.47 Tainted: G W syzkaller #0 [ 84.764281][ T5658] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 84.765767][ T5658] Call trace: [ 84.766249][ T5658] dump_backtrace+0x0/0x43c [ 84.766917][ T5658] show_stack+0x2c/0x3c [ 84.767548][ T5658] __dump_stack+0x30/0x40 [ 84.768149][ T5658] dump_stack_lvl+0xf8/0x160 [ 84.768827][ T5658] dump_stack+0x1c/0x5c [ 84.769419][ T5658] should_fail+0x3c0/0x51c [ 84.770044][ T5658] __should_failslab+0xbc/0x10c [ 84.770728][ T5658] should_failslab+0x10/0x28 [ 84.771397][ T5658] slab_pre_alloc_hook+0x64/0xec [ 84.772165][ T5658] kmem_cache_alloc+0x94/0x3e4 [ 84.772841][ T5658] btrfs_add_delayed_data_ref+0x3bc/0xd0c [ 84.773581][ T5658] btrfs_inc_extent_ref+0x100/0x198 [ 84.774350][ T5658] btrfs_insert_replace_extent+0x660/0x970 [ 84.775170][ T5658] btrfs_replace_file_extents+0xa68/0x1290 [ 84.776097][ T5658] btrfs_clone+0xb30/0x1b24 [ 84.776803][ T5658] btrfs_clone_files+0x278/0x320 [ 84.777489][ T5658] btrfs_remap_file_range+0x488/0xb9c [ 84.778167][ T5658] vfs_copy_file_range+0xaa0/0x10ec [ 84.778859][ T5658] __arm64_sys_copy_file_range+0x534/0x8c8 [ 84.779631][ T5658] invoke_syscall+0x98/0x2b8 [ 84.780256][ T5658] el0_svc_common+0x138/0x258 [ 84.780898][ T5658] do_el0_svc+0x58/0x14c [ 84.781487][ T5658] el0_svc+0x78/0x1e0 [ 84.782008][ T5658] el0t_64_sync_handler+0xcc/0xe4 [ 84.782720][ T5658] el0t_64_sync+0x1a0/0x1a4 [ 84.784769][ T5658] ------------[ cut here ]------------ [ 84.785677][ T5658] WARNING: CPU: 1 PID: 5658 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 84.787021][ T5658] Modules linked in: [ 84.787534][ T5658] CPU: 1 PID: 5658 Comm: syz.0.47 Tainted: G W syzkaller #0 [ 84.788724][ T5658] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 84.790036][ T5658] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 84.791093][ T5658] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 84.791978][ T5658] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 84.792822][ T5658] sp : ffff800022097420 [ 84.793408][ T5658] x29: ffff800022097540 x28: 000000000001afff x27: 000000000000e000 [ 84.794525][ T5658] x26: dfff800000000000 x25: ffff0000e8be6000 x24: ffff0000dd2e4e80 [ 84.795626][ T5658] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000ded13d68 [ 84.796778][ T5658] x20: ffff0000ded13d10 x19: 1fffe0001bda27ad x18: 0000000000000001 [ 84.797915][ T5658] x17: 0000000000000000 x16: ffff800011169180 x15: 00000000ffffffff [ 84.799069][ T5658] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 84.800219][ T5658] x11: 0000000000000000 x10: 0000000000000000 x9 : ab061d7a636e6300 [ 84.801401][ T5658] x8 : ab061d7a636e6300 x7 : 0000000000000001 x6 : 0000000000000001 [ 84.802596][ T5658] x5 : ffff800022096d18 x4 : ffff8000141ff5a0 x3 : ffff8000085043fc [ 84.803826][ T5658] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 84.805140][ T5658] Call trace: [ 84.805661][ T5658] btrfs_replace_file_extents+0xcc4/0x1290 [ 84.806518][ T5658] btrfs_clone+0xb30/0x1b24 [ 84.807239][ T5658] btrfs_clone_files+0x278/0x320 [ 84.807973][ T5658] btrfs_remap_file_range+0x488/0xb9c [ 84.808763][ T5658] vfs_copy_file_range+0xaa0/0x10ec [ 84.809541][ T5658] __arm64_sys_copy_file_range+0x534/0x8c8 [ 84.810392][ T5658] invoke_syscall+0x98/0x2b8 [ 84.811110][ T5658] el0_svc_common+0x138/0x258 [ 84.811813][ T5658] do_el0_svc+0x58/0x14c [ 84.812499][ T5658] el0_svc+0x78/0x1e0 [ 84.813102][ T5658] el0t_64_sync_handler+0xcc/0xe4 [ 84.813800][ T5658] el0t_64_sync+0x1a0/0x1a4 [ 84.814470][ T5658] irq event stamp: 79614 [ 84.815058][ T5658] hardirqs last enabled at (79613): [] __up_console_sem+0xb4/0x100 [ 84.816395][ T5658] hardirqs last disabled at (79614): [] el1_dbg+0x24/0x80 [ 84.817630][ T5658] softirqs last enabled at (79592): [] handle_softirqs+0xa4c/0xbf0 [ 84.818966][ T5658] softirqs last disabled at (79573): [] __irq_exit_rcu+0x240/0x440 [ 84.820305][ T5658] ---[ end trace b49d7d5cb58cec0f ]--- [ 84.821745][ T5658] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 84.823477][ T5658] BTRFS info (device loop0): forced readonly [ 84.959004][ T5680] loop0: detected capacity change from 0 to 32768 [ 85.004345][ T5680] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.48 (5680) [ 85.045473][ T5680] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 85.046943][ T5680] BTRFS info (device loop0): using free space tree [ 85.047902][ T5680] BTRFS info (device loop0): has skinny extents [ 85.055090][ T5680] BTRFS info (device loop0): enabling ssd optimizations [ 85.063843][ T5680] FAULT_INJECTION: forcing a failure. [ 85.063843][ T5680] name failslab, interval 1, probability 0, space 0, times 0 [ 85.065895][ T5680] CPU: 1 PID: 5680 Comm: syz.0.48 Tainted: G W syzkaller #0 [ 85.067147][ T5680] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 85.068595][ T5680] Call trace: [ 85.069061][ T5680] dump_backtrace+0x0/0x43c [ 85.069682][ T5680] show_stack+0x2c/0x3c [ 85.070244][ T5680] __dump_stack+0x30/0x40 [ 85.070834][ T5680] dump_stack_lvl+0xf8/0x160 [ 85.071522][ T5680] dump_stack+0x1c/0x5c [ 85.072069][ T5680] should_fail+0x3c0/0x51c [ 85.072671][ T5680] __should_failslab+0xbc/0x10c [ 85.073397][ T5680] should_failslab+0x10/0x28 [ 85.074128][ T5680] slab_pre_alloc_hook+0x64/0xec [ 85.074821][ T5680] kmem_cache_alloc+0x94/0x3e4 [ 85.075531][ T5680] btrfs_add_delayed_data_ref+0x3bc/0xd0c [ 85.076364][ T5680] btrfs_inc_extent_ref+0x100/0x198 [ 85.077146][ T5680] btrfs_insert_replace_extent+0x660/0x970 [ 85.077973][ T5680] btrfs_replace_file_extents+0xa68/0x1290 [ 85.078886][ T5680] btrfs_clone+0xb30/0x1b24 [ 85.079520][ T5680] btrfs_clone_files+0x278/0x320 [ 85.080223][ T5680] btrfs_remap_file_range+0x488/0xb9c [ 85.080989][ T5680] vfs_copy_file_range+0xaa0/0x10ec [ 85.081734][ T5680] __arm64_sys_copy_file_range+0x534/0x8c8 [ 85.082533][ T5680] invoke_syscall+0x98/0x2b8 [ 85.083184][ T5680] el0_svc_common+0x138/0x258 [ 85.083838][ T5680] do_el0_svc+0x58/0x14c [ 85.084530][ T5680] el0_svc+0x78/0x1e0 [ 85.085163][ T5680] el0t_64_sync_handler+0xcc/0xe4 [ 85.085938][ T5680] el0t_64_sync+0x1a0/0x1a4 [ 85.086759][ T5680] ------------[ cut here ]------------ [ 85.088134][ T5680] WARNING: CPU: 1 PID: 5680 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 85.089462][ T5680] Modules linked in: [ 85.089993][ T5680] CPU: 1 PID: 5680 Comm: syz.0.48 Tainted: G W syzkaller #0 [ 85.091130][ T5680] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 85.092444][ T5680] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 85.093458][ T5680] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 85.094395][ T5680] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 85.095241][ T5680] sp : ffff800022097420 [ 85.095831][ T5680] x29: ffff800022097540 x28: 000000000001afff x27: 000000000000e000 [ 85.096957][ T5680] x26: dfff800000000000 x25: ffff0000d6932000 x24: ffff0000e2bd44b0 [ 85.098064][ T5680] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000ded13948 [ 85.099256][ T5680] x20: ffff0000ded138f0 x19: 1fffe0001bda2729 x18: 0000000000000001 [ 85.100422][ T5680] x17: 0000000000000000 x16: ffff800011169180 x15: 00000000ffffffff [ 85.101554][ T5680] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 85.102744][ T5680] x11: 0000000000000000 x10: 0000000000000000 x9 : 1123fcba264ca500 [ 85.103838][ T5680] x8 : 1123fcba264ca500 x7 : 0000000000000001 x6 : 0000000000000001 [ 85.105014][ T5680] x5 : ffff800022096d18 x4 : ffff8000141ff5a0 x3 : ffff8000085043fc [ 85.106170][ T5680] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 85.107390][ T5680] Call trace: [ 85.107862][ T5680] btrfs_replace_file_extents+0xcc4/0x1290 [ 85.108645][ T5680] btrfs_clone+0xb30/0x1b24 [ 85.109350][ T5680] btrfs_clone_files+0x278/0x320 [ 85.110073][ T5680] btrfs_remap_file_range+0x488/0xb9c [ 85.110832][ T5680] vfs_copy_file_range+0xaa0/0x10ec [ 85.111595][ T5680] __arm64_sys_copy_file_range+0x534/0x8c8 [ 85.112426][ T5680] invoke_syscall+0x98/0x2b8 [ 85.113085][ T5680] el0_svc_common+0x138/0x258 [ 85.113748][ T5680] do_el0_svc+0x58/0x14c [ 85.114350][ T5680] el0_svc+0x78/0x1e0 [ 85.114949][ T5680] el0t_64_sync_handler+0xcc/0xe4 [ 85.115717][ T5680] el0t_64_sync+0x1a0/0x1a4 [ 85.116305][ T5680] irq event stamp: 79484 [ 85.116905][ T5680] hardirqs last enabled at (79483): [] __up_console_sem+0xb4/0x100 [ 85.118295][ T5680] hardirqs last disabled at (79484): [] el1_dbg+0x24/0x80 [ 85.119524][ T5680] softirqs last enabled at (79458): [] handle_softirqs+0xa4c/0xbf0 [ 85.120855][ T5680] softirqs last disabled at (79441): [] __irq_exit_rcu+0x240/0x440 [ 85.122149][ T5680] ---[ end trace b49d7d5cb58cec10 ]--- [ 85.123906][ T5680] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 85.125363][ T5680] BTRFS info (device loop0): forced readonly [ 85.261664][ T5702] loop0: detected capacity change from 0 to 32768 [ 85.297676][ T5702] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.49 (5702) [ 85.300662][ T5702] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 85.301995][ T5702] BTRFS info (device loop0): using free space tree [ 85.302939][ T5702] BTRFS info (device loop0): has skinny extents [ 85.311828][ T5702] BTRFS info (device loop0): enabling ssd optimizations [ 85.319551][ T5702] FAULT_INJECTION: forcing a failure. [ 85.319551][ T5702] name failslab, interval 1, probability 0, space 0, times 0 [ 85.321452][ T5702] CPU: 0 PID: 5702 Comm: syz.0.49 Tainted: G W syzkaller #0 [ 85.322787][ T5702] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 85.324274][ T5702] Call trace: [ 85.324718][ T5702] dump_backtrace+0x0/0x43c [ 85.325392][ T5702] show_stack+0x2c/0x3c [ 85.326077][ T5702] __dump_stack+0x30/0x40 [ 85.326754][ T5702] dump_stack_lvl+0xf8/0x160 [ 85.327477][ T5702] dump_stack+0x1c/0x5c [ 85.328128][ T5702] should_fail+0x3c0/0x51c [ 85.328790][ T5702] __should_failslab+0xbc/0x10c [ 85.329512][ T5702] should_failslab+0x10/0x28 [ 85.330149][ T5702] slab_pre_alloc_hook+0x64/0xec [ 85.330853][ T5702] kmem_cache_alloc+0x94/0x3e4 [ 85.331591][ T5702] alloc_extent_state+0x38/0x430 [ 85.332301][ T5702] __clear_extent_bit+0x1f4/0xb44 [ 85.333000][ T5702] clear_extent_bit+0x68/0x8c [ 85.333684][ T5702] btrfs_clone_files+0x29c/0x320 [ 85.334374][ T5702] btrfs_remap_file_range+0x488/0xb9c [ 85.335133][ T5702] vfs_copy_file_range+0xaa0/0x10ec [ 85.336028][ T5702] __arm64_sys_copy_file_range+0x534/0x8c8 [ 85.337010][ T5702] invoke_syscall+0x98/0x2b8 [ 85.337721][ T5702] el0_svc_common+0x138/0x258 [ 85.338443][ T5702] do_el0_svc+0x58/0x14c [ 85.339051][ T5702] el0_svc+0x78/0x1e0 [ 85.339637][ T5702] el0t_64_sync_handler+0xcc/0xe4 [ 85.340388][ T5702] el0t_64_sync+0x1a0/0x1a4 [ 85.403323][ T4968] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 10 /dev/loop0 scanned by udevd (4968) [ 85.486796][ T5723] loop0: detected capacity change from 0 to 32768 [ 85.527553][ T5723] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 85.529021][ T5723] BTRFS info (device loop0): using free space tree [ 85.530110][ T5723] BTRFS info (device loop0): has skinny extents [ 85.546722][ T5723] BTRFS info (device loop0): enabling ssd optimizations [ 85.554519][ T5723] FAULT_INJECTION: forcing a failure. [ 85.554519][ T5723] name failslab, interval 1, probability 0, space 0, times 0 [ 85.556428][ T5723] CPU: 0 PID: 5723 Comm: syz.0.50 Tainted: G W syzkaller #0 [ 85.557629][ T5723] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 85.559066][ T5723] Call trace: [ 85.559562][ T5723] dump_backtrace+0x0/0x43c [ 85.560225][ T5723] show_stack+0x2c/0x3c [ 85.560797][ T5723] __dump_stack+0x30/0x40 [ 85.561457][ T5723] dump_stack_lvl+0xf8/0x160 [ 85.562166][ T5723] dump_stack+0x1c/0x5c [ 85.562790][ T5723] should_fail+0x3c0/0x51c [ 85.563465][ T5723] __should_failslab+0xbc/0x10c [ 85.564189][ T5723] should_failslab+0x10/0x28 [ 85.564839][ T5723] slab_pre_alloc_hook+0x64/0xec [ 85.565558][ T5723] kmem_cache_alloc+0x94/0x3e4 [ 85.566220][ T5723] btrfs_add_delayed_data_ref+0x3bc/0xd0c [ 85.567078][ T5723] btrfs_inc_extent_ref+0x100/0x198 [ 85.567904][ T5723] btrfs_insert_replace_extent+0x660/0x970 [ 85.568776][ T5723] btrfs_replace_file_extents+0xa68/0x1290 [ 85.569549][ T5723] btrfs_clone+0xb30/0x1b24 [ 85.570261][ T5723] btrfs_clone_files+0x278/0x320 [ 85.570986][ T5723] btrfs_remap_file_range+0x488/0xb9c [ 85.571860][ T5723] vfs_copy_file_range+0xaa0/0x10ec [ 85.572633][ T5723] __arm64_sys_copy_file_range+0x534/0x8c8 [ 85.573530][ T5723] invoke_syscall+0x98/0x2b8 [ 85.574198][ T5723] el0_svc_common+0x138/0x258 [ 85.574870][ T5723] do_el0_svc+0x58/0x14c [ 85.575494][ T5723] el0_svc+0x78/0x1e0 [ 85.576077][ T5723] el0t_64_sync_handler+0xcc/0xe4 [ 85.576805][ T5723] el0t_64_sync+0x1a0/0x1a4 [ 85.578832][ T5723] ------------[ cut here ]------------ [ 85.579814][ T5723] WARNING: CPU: 0 PID: 5723 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 85.581273][ T5723] Modules linked in: [ 85.581803][ T5723] CPU: 0 PID: 5723 Comm: syz.0.50 Tainted: G W syzkaller #0 [ 85.583065][ T5723] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 85.585151][ T5723] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 85.586378][ T5723] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 85.587289][ T5723] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 85.588251][ T5723] sp : ffff800022c07420 [ 85.588851][ T5723] x29: ffff800022c07540 x28: 000000000001afff x27: 000000000000e000 [ 85.590110][ T5723] x26: dfff800000000000 x25: ffff0000dd412000 x24: ffff0000e2bd3ae0 [ 85.591359][ T5723] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000dee08898 [ 85.592530][ T5723] x20: ffff0000dee08840 x19: 1fffe0001bdc1113 x18: 0000000000000001 [ 85.593769][ T5723] x17: 0000000000000000 x16: ffff800011169180 x15: 00000000ffffffff [ 85.595113][ T5723] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 85.596271][ T5723] x11: 0000000000000000 x10: 0000000000000000 x9 : d803942113c03900 [ 85.597442][ T5723] x8 : d803942113c03900 x7 : 0000000000000001 x6 : 0000000000000001 [ 85.598581][ T5723] x5 : ffff800022c06d18 x4 : ffff8000141ff5a0 x3 : ffff8000085043fc [ 85.599744][ T5723] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 85.600905][ T5723] Call trace: [ 85.601379][ T5723] btrfs_replace_file_extents+0xcc4/0x1290 [ 85.602199][ T5723] btrfs_clone+0xb30/0x1b24 [ 85.602846][ T5723] btrfs_clone_files+0x278/0x320 [ 85.603583][ T5723] btrfs_remap_file_range+0x488/0xb9c [ 85.604353][ T5723] vfs_copy_file_range+0xaa0/0x10ec [ 85.605135][ T5723] __arm64_sys_copy_file_range+0x534/0x8c8 [ 85.605895][ T5723] invoke_syscall+0x98/0x2b8 [ 85.606513][ T5723] el0_svc_common+0x138/0x258 [ 85.607195][ T5723] do_el0_svc+0x58/0x14c [ 85.607780][ T5723] el0_svc+0x78/0x1e0 [ 85.608350][ T5723] el0t_64_sync_handler+0xcc/0xe4 [ 85.609133][ T5723] el0t_64_sync+0x1a0/0x1a4 [ 85.609836][ T5723] irq event stamp: 80078 [ 85.610433][ T5723] hardirqs last enabled at (80077): [] __up_console_sem+0xb4/0x100 [ 85.611903][ T5723] hardirqs last disabled at (80078): [] el1_dbg+0x24/0x80 [ 85.613220][ T5723] softirqs last enabled at (80056): [] handle_softirqs+0xa4c/0xbf0 [ 85.614607][ T5723] softirqs last disabled at (80015): [] __irq_exit_rcu+0x240/0x440 [ 85.615921][ T5723] ---[ end trace b49d7d5cb58cec11 ]--- [ 85.617617][ T5723] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 85.619212][ T5723] BTRFS info (device loop0): forced readonly [ 85.676841][ T4968] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by udevd (4968) [ 85.756879][ T5746] loop0: detected capacity change from 0 to 32768 [ 85.797137][ T5746] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 85.798560][ T5746] BTRFS info (device loop0): using free space tree [ 85.799508][ T5746] BTRFS info (device loop0): has skinny extents [ 85.809409][ T5746] BTRFS info (device loop0): enabling ssd optimizations [ 85.817013][ T5746] FAULT_INJECTION: forcing a failure. [ 85.817013][ T5746] name failslab, interval 1, probability 0, space 0, times 0 [ 85.819081][ T5746] CPU: 0 PID: 5746 Comm: syz.0.51 Tainted: G W syzkaller #0 [ 85.820395][ T5746] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 85.821907][ T5746] Call trace: [ 85.822419][ T5746] dump_backtrace+0x0/0x43c [ 85.823155][ T5746] show_stack+0x2c/0x3c [ 85.823841][ T5746] __dump_stack+0x30/0x40 [ 85.824560][ T5746] dump_stack_lvl+0xf8/0x160 [ 85.825278][ T5746] dump_stack+0x1c/0x5c [ 85.825954][ T5746] should_fail+0x3c0/0x51c [ 85.826588][ T5746] __should_failslab+0xbc/0x10c [ 85.827366][ T5746] should_failslab+0x10/0x28 [ 85.828081][ T5746] slab_pre_alloc_hook+0x64/0xec [ 85.828812][ T5746] kmem_cache_alloc+0x94/0x3e4 [ 85.829542][ T5746] alloc_extent_state+0x38/0x430 [ 85.830272][ T5746] __clear_extent_bit+0x1f4/0xb44 [ 85.831031][ T5746] clear_extent_bit+0x68/0x8c [ 85.831740][ T5746] btrfs_clone_files+0x29c/0x320 [ 85.832457][ T5746] btrfs_remap_file_range+0x488/0xb9c [ 85.833233][ T5746] vfs_copy_file_range+0xaa0/0x10ec [ 85.833955][ T5746] __arm64_sys_copy_file_range+0x534/0x8c8 [ 85.834745][ T5746] invoke_syscall+0x98/0x2b8 [ 85.835389][ T5746] el0_svc_common+0x138/0x258 [ 85.836106][ T5746] do_el0_svc+0x58/0x14c [ 85.836691][ T5746] el0_svc+0x78/0x1e0 [ 85.837263][ T5746] el0t_64_sync_handler+0xcc/0xe4