Warning: Permanently added '10.128.0.7' (ED25519) to the list of known hosts. 1970/01/01 00:00:47 ignoring optional flag "type"="gce" 1970/01/01 00:00:47 parsed 1 programs [ 47.626422][ T4307] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS 1970/01/01 00:00:47 executed programs: 0 [ 47.686794][ T4314] chnl_net:caif_netlink_parms(): no params data found [ 47.703168][ T4314] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.704409][ T4314] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.705817][ T4314] device bridge_slave_0 entered promiscuous mode [ 47.707635][ T4314] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.708755][ T4314] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.710273][ T4314] device bridge_slave_1 entered promiscuous mode [ 47.717792][ T4314] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 47.720164][ T4314] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 47.727479][ T4314] team0: Port device team_slave_0 added [ 47.729135][ T4314] team0: Port device team_slave_1 added [ 47.735722][ T4314] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 47.736856][ T4314] 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. [ 47.740872][ T4314] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 47.743133][ T4314] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 47.744377][ T4314] 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. [ 47.748183][ T4314] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 47.845251][ T4314] device hsr_slave_0 entered promiscuous mode [ 47.894236][ T4314] device hsr_slave_1 entered promiscuous mode [ 48.403145][ T4314] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 48.445383][ T4314] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 48.485354][ T4314] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 48.525181][ T4314] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 48.582844][ T4314] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.583991][ T4314] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.585281][ T4314] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.586403][ T4314] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.604768][ T4314] 8021q: adding VLAN 0 to HW filter on device bond0 [ 48.609605][ T291] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 48.611295][ T291] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.612774][ T291] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.614769][ T291] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 48.619055][ T4314] 8021q: adding VLAN 0 to HW filter on device team0 [ 48.622079][ T291] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.623569][ T291] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.624706][ T291] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.629286][ T291] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.630961][ T291] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.632054][ T291] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.639513][ T398] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 48.641599][ T398] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 48.646582][ T398] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 48.649688][ T291] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 48.652696][ T398] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 48.656528][ T4314] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 48.696153][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 48.697372][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 48.701233][ T4314] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 48.708100][ T398] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 48.709451][ T398] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 48.717771][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 48.719220][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 48.720768][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 48.722058][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 48.725020][ T4314] device veth0_vlan entered promiscuous mode [ 48.728587][ T4314] device veth1_vlan entered promiscuous mode [ 48.740893][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 48.742243][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 48.743658][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 48.746711][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 48.749700][ T4314] device veth0_macvtap entered promiscuous mode [ 48.752002][ T4314] device veth1_macvtap entered promiscuous mode [ 48.757470][ T4314] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 48.758620][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 48.760015][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 48.761411][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 48.762983][ T1621] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 48.767686][ T4314] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 48.769602][ T291] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 48.770964][ T291] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 48.773225][ T4314] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 48.775210][ T4314] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 48.776522][ T4314] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 48.777866][ T4314] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 48.935053][ T4444] loop0: detected capacity change from 0 to 32768 [ 48.946039][ T4444] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4444) [ 48.965014][ T4444] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 48.966513][ T4444] BTRFS info (device loop0): setting nodatacow, compression disabled [ 48.967733][ T4444] BTRFS info (device loop0): turning on flush-on-commit [ 48.968860][ T4444] BTRFS info (device loop0): disabling tree log [ 48.969844][ T4444] BTRFS info (device loop0): enabling auto defrag [ 48.970898][ T4444] BTRFS info (device loop0): using free space tree [ 48.971841][ T4444] BTRFS info (device loop0): has skinny extents [ 49.029727][ T4444] BTRFS info (device loop0): enabling ssd optimizations [ 49.053730][ T4444] FAULT_INJECTION: forcing a failure. [ 49.053730][ T4444] name failslab, interval 1, probability 0, space 0, times 1 [ 49.056292][ T4444] CPU: 0 PID: 4444 Comm: syz-executor.0 Not tainted syzkaller #0 [ 49.057373][ T4444] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 49.058943][ T4444] Call trace: [ 49.059435][ T4444] dump_backtrace+0x0/0x43c [ 49.060158][ T4444] show_stack+0x2c/0x3c [ 49.060813][ T4444] __dump_stack+0x30/0x40 [ 49.061454][ T4444] dump_stack_lvl+0xf8/0x160 [ 49.062137][ T4444] dump_stack+0x1c/0x5c [ 49.062752][ T4444] should_fail+0x3c0/0x51c [ 49.063377][ T4444] __should_failslab+0xbc/0x10c [ 49.064205][ T4444] should_failslab+0x10/0x28 [ 49.064877][ T4444] slab_pre_alloc_hook+0x64/0xec [ 49.065612][ T4444] kmem_cache_alloc+0x94/0x3e4 [ 49.066383][ T4444] alloc_extent_map+0x28/0x128 [ 49.067191][ T4444] btrfs_drop_extent_cache+0x150/0xdec [ 49.068108][ T4444] btrfs_drop_extents+0x2c8/0x21a4 [ 49.068965][ T4444] btrfs_replace_file_extents+0x328/0x1290 [ 49.069939][ T4444] btrfs_clone+0xb30/0x1b24 [ 49.070711][ T4444] btrfs_clone_files+0x278/0x320 [ 49.071513][ T4444] btrfs_remap_file_range+0x488/0xb9c [ 49.072420][ T4444] vfs_copy_file_range+0xaa0/0x10ec [ 49.073323][ T4444] __arm64_sys_copy_file_range+0x534/0x8c8 [ 49.074259][ T4444] invoke_syscall+0x98/0x2b8 [ 49.075025][ T4444] el0_svc_common+0x138/0x258 [ 49.075819][ T4444] do_el0_svc+0x58/0x14c [ 49.076508][ T4444] el0_svc+0x78/0x1e0 [ 49.077142][ T4444] el0t_64_sync_handler+0xcc/0xe4 [ 49.077939][ T4444] el0t_64_sync+0x1a0/0x1a4 [ 49.285681][ T4511] loop0: detected capacity change from 0 to 32768 [ 49.293142][ T4511] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4511) [ 49.304983][ T4511] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 49.306360][ T4511] BTRFS info (device loop0): setting nodatacow, compression disabled [ 49.307650][ T4511] BTRFS info (device loop0): turning on flush-on-commit [ 49.308754][ T4511] BTRFS info (device loop0): disabling tree log [ 49.309797][ T4511] BTRFS info (device loop0): enabling auto defrag [ 49.310750][ T4511] BTRFS info (device loop0): using free space tree [ 49.311790][ T4511] BTRFS info (device loop0): has skinny extents [ 49.361535][ T4511] BTRFS info (device loop0): enabling ssd optimizations [ 49.374012][ T4511] FAULT_INJECTION: forcing a failure. [ 49.374012][ T4511] name failslab, interval 1, probability 0, space 0, times 0 [ 49.376401][ T4511] CPU: 0 PID: 4511 Comm: syz-executor.0 Not tainted syzkaller #0 [ 49.377555][ T4511] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 49.379009][ T4511] Call trace: [ 49.379459][ T4511] dump_backtrace+0x0/0x43c [ 49.380139][ T4511] show_stack+0x2c/0x3c [ 49.380701][ T4511] __dump_stack+0x30/0x40 [ 49.381368][ T4511] dump_stack_lvl+0xf8/0x160 [ 49.382034][ T4511] dump_stack+0x1c/0x5c [ 49.382695][ T4511] should_fail+0x3c0/0x51c [ 49.383338][ T4511] __should_failslab+0xbc/0x10c [ 49.384062][ T4511] should_failslab+0x10/0x28 [ 49.384745][ T4511] slab_pre_alloc_hook+0x64/0xec [ 49.385528][ T4511] kmem_cache_alloc+0x94/0x3e4 [ 49.386195][ T4511] btrfs_add_delayed_data_ref+0x164/0xd0c [ 49.387010][ T4511] btrfs_inc_extent_ref+0x100/0x198 [ 49.387744][ T4511] btrfs_insert_replace_extent+0x660/0x970 [ 49.388639][ T4511] btrfs_replace_file_extents+0xa68/0x1290 [ 49.389489][ T4511] btrfs_clone+0xb30/0x1b24 [ 49.390121][ T4511] btrfs_clone_files+0x278/0x320 [ 49.390831][ T4511] btrfs_remap_file_range+0x488/0xb9c [ 49.391658][ T4511] vfs_copy_file_range+0xaa0/0x10ec [ 49.392441][ T4511] __arm64_sys_copy_file_range+0x534/0x8c8 [ 49.393308][ T4511] invoke_syscall+0x98/0x2b8 [ 49.393993][ T4511] el0_svc_common+0x138/0x258 [ 49.394707][ T4511] do_el0_svc+0x58/0x14c [ 49.395409][ T4511] el0_svc+0x78/0x1e0 [ 49.396057][ T4511] el0t_64_sync_handler+0xcc/0xe4 [ 49.396851][ T4511] el0t_64_sync+0x1a0/0x1a4 [ 49.400835][ T4511] ------------[ cut here ]------------ [ 49.401807][ T4511] WARNING: CPU: 0 PID: 4511 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 49.403413][ T4511] Modules linked in: [ 49.404067][ T4511] CPU: 0 PID: 4511 Comm: syz-executor.0 Not tainted syzkaller #0 [ 49.405313][ T4511] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 49.406821][ T4511] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 49.408050][ T4511] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 49.409023][ T4511] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 49.409947][ T4511] sp : ffff80001f597420 [ 49.410610][ T4511] x29: ffff80001f597540 x28: 000000000000ffff x27: 0000000000000000 [ 49.411881][ T4511] x26: dfff800000000000 x25: ffff0000cbcf2000 x24: ffff0000e25493a0 [ 49.413110][ T4511] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000dd70e528 [ 49.414460][ T4511] x20: ffff0000dd70e4d0 x19: 1fffe0001bae1ca5 x18: 0000000000000001 [ 49.415783][ T4511] x17: 0000000000000000 x16: ffff800011169180 x15: 00000000ffffffff [ 49.417115][ T4511] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 49.418439][ T4511] x11: 0000000000000000 x10: 0000000000000000 x9 : b099667b62ede100 [ 49.419653][ T4511] x8 : b099667b62ede100 x7 : 0000000000000001 x6 : 0000000000000001 [ 49.420955][ T4511] x5 : ffff80001f596d18 x4 : ffff8000141ff5a0 x3 : ffff8000085043fc [ 49.422207][ T4511] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 49.423438][ T4511] Call trace: [ 49.423992][ T4511] btrfs_replace_file_extents+0xcc4/0x1290 [ 49.424875][ T4511] btrfs_clone+0xb30/0x1b24 [ 49.425574][ T4511] btrfs_clone_files+0x278/0x320 [ 49.426338][ T4511] btrfs_remap_file_range+0x488/0xb9c [ 49.427195][ T4511] vfs_copy_file_range+0xaa0/0x10ec [ 49.428010][ T4511] __arm64_sys_copy_file_range+0x534/0x8c8 [ 49.428868][ T4511] invoke_syscall+0x98/0x2b8 [ 49.429513][ T4511] el0_svc_common+0x138/0x258 [ 49.430157][ T4511] do_el0_svc+0x58/0x14c [ 49.430766][ T4511] el0_svc+0x78/0x1e0 [ 49.431350][ T4511] el0t_64_sync_handler+0xcc/0xe4 [ 49.432131][ T4511] el0t_64_sync+0x1a0/0x1a4 [ 49.432855][ T4511] irq event stamp: 80604 [ 49.433527][ T4511] hardirqs last enabled at (80603): [] __up_console_sem+0xb4/0x100 [ 49.435036][ T4511] hardirqs last disabled at (80604): [] el1_dbg+0x24/0x80 [ 49.436377][ T4511] softirqs last enabled at (80584): [] handle_softirqs+0xa4c/0xbf0 [ 49.437882][ T4511] softirqs last disabled at (80561): [] __irq_exit_rcu+0x240/0x440 [ 49.439274][ T4511] ---[ end trace 0fd05321d26866ee ]--- [ 49.443223][ T4511] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 49.446781][ T4511] BTRFS info (device loop0): forced readonly [ 49.647281][ T4570] loop0: detected capacity change from 0 to 32768 [ 49.654901][ T4570] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4570) [ 49.660213][ T4570] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 49.661547][ T4570] BTRFS info (device loop0): setting nodatacow, compression disabled [ 49.662732][ T4570] BTRFS info (device loop0): turning on flush-on-commit [ 49.663705][ T4570] BTRFS info (device loop0): disabling tree log [ 49.665326][ T4570] BTRFS info (device loop0): enabling auto defrag [ 49.666510][ T4570] BTRFS info (device loop0): using free space tree [ 49.667982][ T4570] BTRFS info (device loop0): has skinny extents [ 49.684489][ T4558] Bluetooth: hci0: command 0x0409 tx timeout [ 49.695282][ T4570] BTRFS info (device loop0): enabling ssd optimizations [ 49.700779][ T4570] FAULT_INJECTION: forcing a failure. [ 49.700779][ T4570] name failslab, interval 1, probability 0, space 0, times 0 [ 49.702843][ T4570] CPU: 0 PID: 4570 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 49.704238][ T4570] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 49.705723][ T4570] Call trace: [ 49.706281][ T4570] dump_backtrace+0x0/0x43c [ 49.706979][ T4570] show_stack+0x2c/0x3c [ 49.707614][ T4570] __dump_stack+0x30/0x40 [ 49.708320][ T4570] dump_stack_lvl+0xf8/0x160 [ 49.709054][ T4570] dump_stack+0x1c/0x5c [ 49.709703][ T4570] should_fail+0x3c0/0x51c [ 49.710385][ T4570] __should_failslab+0xbc/0x10c [ 49.711149][ T4570] should_failslab+0x10/0x28 [ 49.711918][ T4570] slab_pre_alloc_hook+0x64/0xec [ 49.712709][ T4570] kmem_cache_alloc+0x94/0x3e4 [ 49.713491][ T4570] btrfs_add_delayed_data_ref+0x164/0xd0c [ 49.714374][ T4570] btrfs_inc_extent_ref+0x100/0x198 [ 49.715276][ T4570] btrfs_insert_replace_extent+0x660/0x970 [ 49.716136][ T4570] btrfs_replace_file_extents+0xa68/0x1290 [ 49.717032][ T4570] btrfs_clone+0xb30/0x1b24 [ 49.717727][ T4570] btrfs_clone_files+0x278/0x320 [ 49.718461][ T4570] btrfs_remap_file_range+0x488/0xb9c [ 49.719257][ T4570] vfs_copy_file_range+0xaa0/0x10ec [ 49.720045][ T4570] __arm64_sys_copy_file_range+0x534/0x8c8 [ 49.720964][ T4570] invoke_syscall+0x98/0x2b8 [ 49.721646][ T4570] el0_svc_common+0x138/0x258 [ 49.722384][ T4570] do_el0_svc+0x58/0x14c [ 49.723028][ T4570] el0_svc+0x78/0x1e0 [ 49.723625][ T4570] el0t_64_sync_handler+0xcc/0xe4 [ 49.724398][ T4570] el0t_64_sync+0x1a0/0x1a4 [ 49.728848][ T4570] ------------[ cut here ]------------ [ 49.729766][ T4570] WARNING: CPU: 0 PID: 4570 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 49.731408][ T4570] Modules linked in: [ 49.732060][ T4570] CPU: 0 PID: 4570 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 49.733508][ T4570] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 49.735061][ T4570] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 49.736290][ T4570] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 49.737301][ T4570] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 49.738316][ T4570] sp : ffff80001f747420 [ 49.738966][ T4570] x29: ffff80001f747540 x28: 000000000000ffff x27: 0000000000000000 [ 49.740231][ T4570] x26: dfff800000000000 x25: ffff0000c7d32000 x24: ffff0000e254b110 [ 49.741525][ T4570] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000dd70e7e8 [ 49.742789][ T4570] x20: ffff0000dd70e790 x19: 1fffe0001bae1cfd x18: 0000000000000001 [ 49.744063][ T4570] x17: 0000000000000000 x16: ffff800011169180 x15: 00000000ffffffff [ 49.745365][ T4570] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 49.746613][ T4570] x11: 0000000000000000 x10: 0000000000000000 x9 : 7686f948b4c06a00 [ 49.747897][ T4570] x8 : 7686f948b4c06a00 x7 : 0000000000000001 x6 : 0000000000000001 [ 49.749205][ T4570] x5 : ffff80001f746d18 x4 : ffff8000141ff5a0 x3 : ffff8000085043fc [ 49.750444][ T4570] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 49.751675][ T4570] Call trace: [ 49.752228][ T4570] btrfs_replace_file_extents+0xcc4/0x1290 [ 49.753190][ T4570] btrfs_clone+0xb30/0x1b24 [ 49.753965][ T4570] btrfs_clone_files+0x278/0x320 [ 49.754712][ T4570] btrfs_remap_file_range+0x488/0xb9c [ 49.755557][ T4570] vfs_copy_file_range+0xaa0/0x10ec [ 49.756319][ T4570] __arm64_sys_copy_file_range+0x534/0x8c8 [ 49.757137][ T4570] invoke_syscall+0x98/0x2b8 [ 49.757803][ T4570] el0_svc_common+0x138/0x258 [ 49.758501][ T4570] do_el0_svc+0x58/0x14c [ 49.759190][ T4570] el0_svc+0x78/0x1e0 [ 49.759748][ T4570] el0t_64_sync_handler+0xcc/0xe4 [ 49.760513][ T4570] el0t_64_sync+0x1a0/0x1a4 [ 49.761183][ T4570] irq event stamp: 79502 [ 49.761811][ T4570] hardirqs last enabled at (79501): [] __up_console_sem+0xb4/0x100 [ 49.763364][ T4570] hardirqs last disabled at (79502): [] el1_dbg+0x24/0x80 [ 49.764691][ T4570] softirqs last enabled at (79482): [] handle_softirqs+0xa4c/0xbf0 [ 49.766254][ T4570] softirqs last disabled at (79397): [] __irq_exit_rcu+0x240/0x440 [ 49.767763][ T4570] ---[ end trace 0fd05321d26866ef ]--- [ 49.771809][ T4570] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 49.773465][ T4570] BTRFS info (device loop0): forced readonly [ 49.977410][ T4626] loop0: detected capacity change from 0 to 32768 [ 49.980780][ T4626] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4626) [ 49.997743][ T4626] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 49.999345][ T4626] BTRFS info (device loop0): setting nodatacow, compression disabled [ 50.000766][ T4626] BTRFS info (device loop0): turning on flush-on-commit [ 50.001890][ T4626] BTRFS info (device loop0): disabling tree log [ 50.002850][ T4626] BTRFS info (device loop0): enabling auto defrag [ 50.004957][ T4626] BTRFS info (device loop0): using free space tree [ 50.011310][ T4626] BTRFS info (device loop0): has skinny extents [ 50.059290][ T4626] BTRFS info (device loop0): enabling ssd optimizations [ 50.073572][ T4626] FAULT_INJECTION: forcing a failure. [ 50.073572][ T4626] name failslab, interval 1, probability 0, space 0, times 0 [ 50.075686][ T4626] CPU: 0 PID: 4626 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 50.077076][ T4626] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 50.078619][ T4626] Call trace: [ 50.079083][ T4626] dump_backtrace+0x0/0x43c [ 50.079781][ T4626] show_stack+0x2c/0x3c [ 50.080427][ T4626] __dump_stack+0x30/0x40 [ 50.081099][ T4626] dump_stack_lvl+0xf8/0x160 [ 50.081772][ T4626] dump_stack+0x1c/0x5c [ 50.082411][ T4626] should_fail+0x3c0/0x51c [ 50.083043][ T4626] __should_failslab+0xbc/0x10c [ 50.083776][ T4626] should_failslab+0x10/0x28 [ 50.084500][ T4626] slab_pre_alloc_hook+0x64/0xec [ 50.085360][ T4626] kmem_cache_alloc+0x94/0x3e4 [ 50.086137][ T4626] alloc_extent_map+0x28/0x128 [ 50.086954][ T4626] btrfs_drop_extent_cache+0x160/0xdec [ 50.087906][ T4626] btrfs_drop_extents+0x2c8/0x21a4 [ 50.088689][ T4626] btrfs_replace_file_extents+0x328/0x1290 [ 50.089644][ T4626] btrfs_clone+0xb30/0x1b24 [ 50.090382][ T4626] btrfs_clone_files+0x278/0x320 [ 50.091181][ T4626] btrfs_remap_file_range+0x488/0xb9c [ 50.091974][ T4626] vfs_copy_file_range+0xaa0/0x10ec [ 50.092787][ T4626] __arm64_sys_copy_file_range+0x534/0x8c8 [ 50.093676][ T4626] invoke_syscall+0x98/0x2b8 [ 50.094367][ T4626] el0_svc_common+0x138/0x258 [ 50.095108][ T4626] do_el0_svc+0x58/0x14c [ 50.095737][ T4626] el0_svc+0x78/0x1e0 [ 50.096334][ T4626] el0t_64_sync_handler+0xcc/0xe4 [ 50.097077][ T4626] el0t_64_sync+0x1a0/0x1a4 [ 50.272895][ T4680] loop0: detected capacity change from 0 to 32768 [ 50.282628][ T4680] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4680) [ 50.292101][ T4680] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 50.293810][ T4680] BTRFS info (device loop0): setting nodatacow, compression disabled [ 50.296110][ T4680] BTRFS info (device loop0): turning on flush-on-commit [ 50.298373][ T4680] BTRFS info (device loop0): disabling tree log [ 50.301749][ T4680] BTRFS info (device loop0): enabling auto defrag [ 50.302651][ T4680] BTRFS info (device loop0): using free space tree [ 50.303727][ T4680] BTRFS info (device loop0): has skinny extents [ 50.352464][ T4680] BTRFS info (device loop0): enabling ssd optimizations [ 50.363147][ T4680] FAULT_INJECTION: forcing a failure. [ 50.363147][ T4680] name failslab, interval 1, probability 0, space 0, times 0 [ 50.365287][ T4680] CPU: 1 PID: 4680 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 50.366722][ T4680] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 50.368214][ T4680] Call trace: [ 50.368720][ T4680] dump_backtrace+0x0/0x43c [ 50.369339][ T4680] show_stack+0x2c/0x3c [ 50.369899][ T4680] __dump_stack+0x30/0x40 [ 50.370556][ T4680] dump_stack_lvl+0xf8/0x160 [ 50.371254][ T4680] dump_stack+0x1c/0x5c [ 50.371872][ T4680] should_fail+0x3c0/0x51c [ 50.372488][ T4680] __should_failslab+0xbc/0x10c [ 50.373228][ T4680] should_failslab+0x10/0x28 [ 50.373888][ T4680] slab_pre_alloc_hook+0x64/0xec [ 50.374649][ T4680] kmem_cache_alloc+0x94/0x3e4 [ 50.375374][ T4680] start_transaction+0x4d0/0x13f0 [ 50.376129][ T4680] btrfs_start_transaction+0x34/0x44 [ 50.376913][ T4680] btrfs_replace_file_extents+0x238/0x1290 [ 50.377707][ T4680] btrfs_clone+0xb30/0x1b24 [ 50.378389][ T4680] btrfs_clone_files+0x278/0x320 [ 50.379143][ T4680] btrfs_remap_file_range+0x488/0xb9c [ 50.379960][ T4680] vfs_copy_file_range+0xaa0/0x10ec [ 50.380734][ T4680] __arm64_sys_copy_file_range+0x534/0x8c8 [ 50.381570][ T4680] invoke_syscall+0x98/0x2b8 [ 50.382335][ T4680] el0_svc_common+0x138/0x258 [ 50.383034][ T4680] do_el0_svc+0x58/0x14c [ 50.383619][ T4680] el0_svc+0x78/0x1e0 [ 50.384150][ T4680] el0t_64_sync_handler+0xcc/0xe4 [ 50.384878][ T4680] el0t_64_sync+0x1a0/0x1a4 [ 50.595372][ T4739] loop0: detected capacity change from 0 to 32768 [ 50.597945][ T4739] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4739) [ 50.602010][ T4739] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 50.603516][ T4739] BTRFS info (device loop0): setting nodatacow, compression disabled [ 50.605548][ T4739] BTRFS info (device loop0): turning on flush-on-commit [ 50.606748][ T4739] BTRFS info (device loop0): disabling tree log [ 50.607717][ T4739] BTRFS info (device loop0): enabling auto defrag [ 50.609108][ T4739] BTRFS info (device loop0): using free space tree [ 50.610254][ T4739] BTRFS info (device loop0): has skinny extents [ 50.623166][ T4739] BTRFS info (device loop0): enabling ssd optimizations [ 50.629098][ T4739] FAULT_INJECTION: forcing a failure. [ 50.629098][ T4739] name failslab, interval 1, probability 0, space 0, times 0 [ 50.631199][ T4739] CPU: 1 PID: 4739 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 50.632618][ T4739] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 50.634221][ T4739] Call trace: [ 50.634719][ T4739] dump_backtrace+0x0/0x43c [ 50.635418][ T4739] show_stack+0x2c/0x3c [ 50.636098][ T4739] __dump_stack+0x30/0x40 [ 50.636752][ T4739] dump_stack_lvl+0xf8/0x160 [ 50.637489][ T4739] dump_stack+0x1c/0x5c [ 50.638159][ T4739] should_fail+0x3c0/0x51c [ 50.638912][ T4739] __should_failslab+0xbc/0x10c [ 50.639668][ T4739] should_failslab+0x10/0x28 [ 50.640395][ T4739] slab_pre_alloc_hook+0x64/0xec [ 50.641170][ T4739] kmem_cache_alloc+0x94/0x3e4 [ 50.641916][ T4739] btrfs_add_delayed_data_ref+0x3bc/0xd0c [ 50.642788][ T4739] btrfs_inc_extent_ref+0x100/0x198 [ 50.643581][ T4739] btrfs_insert_replace_extent+0x660/0x970 [ 50.644509][ T4739] btrfs_replace_file_extents+0xa68/0x1290 [ 50.645410][ T4739] btrfs_clone+0xb30/0x1b24 [ 50.646030][ T4739] btrfs_clone_files+0x278/0x320 [ 50.646727][ T4739] btrfs_remap_file_range+0x488/0xb9c [ 50.647526][ T4739] vfs_copy_file_range+0xaa0/0x10ec [ 50.648307][ T4739] __arm64_sys_copy_file_range+0x534/0x8c8 [ 50.649099][ T4739] invoke_syscall+0x98/0x2b8 [ 50.649812][ T4739] el0_svc_common+0x138/0x258 [ 50.650490][ T4739] do_el0_svc+0x58/0x14c [ 50.651089][ T4739] el0_svc+0x78/0x1e0 [ 50.651694][ T4739] el0t_64_sync_handler+0xcc/0xe4 [ 50.652450][ T4739] el0t_64_sync+0x1a0/0x1a4 [ 50.655976][ T4739] ------------[ cut here ]------------ [ 50.656861][ T4739] WARNING: CPU: 1 PID: 4739 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 50.658360][ T4739] Modules linked in: [ 50.658913][ T4739] CPU: 1 PID: 4739 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 50.660288][ T4739] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 50.661891][ T4739] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 50.663051][ T4739] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 50.663914][ T4739] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 50.664868][ T4739] sp : ffff80001f697420 [ 50.665534][ T4739] x29: ffff80001f697540 x28: 000000000000ffff x27: 0000000000000000 [ 50.666803][ T4739] x26: dfff800000000000 x25: ffff0000d62c0000 x24: ffff0000e2516bf0 [ 50.668052][ T4739] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000e2422688 [ 50.669267][ T4739] x20: ffff0000e2422630 x19: 1fffe0001c4844d1 x18: 0000000000000001 [ 50.670482][ T4739] x17: 0000000000000000 x16: ffff800011169180 x15: 00000000ffffffff [ 50.671837][ T4739] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 50.673062][ T4739] x11: 0000000000000000 x10: 0000000000000000 x9 : b069529f9e2a6700 [ 50.674378][ T4739] x8 : b069529f9e2a6700 x7 : 0000000000000001 x6 : 0000000000000001 [ 50.675603][ T4739] x5 : ffff80001f696d18 x4 : ffff8000141ff5a0 x3 : ffff8000085043fc [ 50.676867][ T4739] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 50.678136][ T4739] Call trace: [ 50.678675][ T4739] btrfs_replace_file_extents+0xcc4/0x1290 [ 50.679604][ T4739] btrfs_clone+0xb30/0x1b24 [ 50.680284][ T4739] btrfs_clone_files+0x278/0x320 [ 50.680991][ T4739] btrfs_remap_file_range+0x488/0xb9c [ 50.681838][ T4739] vfs_copy_file_range+0xaa0/0x10ec [ 50.682582][ T4739] __arm64_sys_copy_file_range+0x534/0x8c8 [ 50.683399][ T4739] invoke_syscall+0x98/0x2b8 [ 50.684077][ T4739] el0_svc_common+0x138/0x258 [ 50.684767][ T4739] do_el0_svc+0x58/0x14c [ 50.685388][ T4739] el0_svc+0x78/0x1e0 [ 50.685985][ T4739] el0t_64_sync_handler+0xcc/0xe4 [ 50.686765][ T4739] el0t_64_sync+0x1a0/0x1a4 [ 50.687455][ T4739] irq event stamp: 79708 [ 50.688048][ T4739] hardirqs last enabled at (79707): [] __up_console_sem+0xb4/0x100 [ 50.689414][ T4739] hardirqs last disabled at (79708): [] el1_dbg+0x24/0x80 [ 50.690666][ T4739] softirqs last enabled at (79684): [] handle_softirqs+0xa4c/0xbf0 [ 50.692214][ T4739] softirqs last disabled at (79667): [] __irq_exit_rcu+0x240/0x440 [ 50.693639][ T4739] ---[ end trace 0fd05321d26866f0 ]--- [ 50.695449][ T4739] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 50.697052][ T4739] BTRFS info (device loop0): forced readonly [ 50.867954][ T4778] loop0: detected capacity change from 0 to 32768 [ 50.875908][ T4778] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4778) [ 50.882269][ T4778] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 50.883682][ T4778] BTRFS info (device loop0): setting nodatacow, compression disabled [ 50.886173][ T4778] BTRFS info (device loop0): turning on flush-on-commit [ 50.887229][ T4778] BTRFS info (device loop0): disabling tree log [ 50.888381][ T4778] BTRFS info (device loop0): enabling auto defrag [ 50.889430][ T4778] BTRFS info (device loop0): using free space tree [ 50.890463][ T4778] BTRFS info (device loop0): has skinny extents [ 50.897795][ T4778] BTRFS info (device loop0): enabling ssd optimizations [ 50.902871][ T4778] FAULT_INJECTION: forcing a failure. [ 50.902871][ T4778] name failslab, interval 1, probability 0, space 0, times 0 [ 50.905604][ T4778] CPU: 1 PID: 4778 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 50.906927][ T4778] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 50.908417][ T4778] Call trace: [ 50.908858][ T4778] dump_backtrace+0x0/0x43c [ 50.909498][ T4778] show_stack+0x2c/0x3c [ 50.910084][ T4778] __dump_stack+0x30/0x40 [ 50.910707][ T4778] dump_stack_lvl+0xf8/0x160 [ 50.911411][ T4778] dump_stack+0x1c/0x5c [ 50.912029][ T4778] should_fail+0x3c0/0x51c [ 50.912716][ T4778] __should_failslab+0xbc/0x10c [ 50.913483][ T4778] should_failslab+0x10/0x28 [ 50.914198][ T4778] slab_pre_alloc_hook+0x64/0xec [ 50.914895][ T4778] kmem_cache_alloc+0x94/0x3e4 [ 50.915587][ T4778] btrfs_add_delayed_data_ref+0x3bc/0xd0c [ 50.916503][ T4778] btrfs_inc_extent_ref+0x100/0x198 [ 50.917245][ T4778] btrfs_insert_replace_extent+0x660/0x970 [ 50.918061][ T4778] btrfs_replace_file_extents+0xa68/0x1290 [ 50.918891][ T4778] btrfs_clone+0xb30/0x1b24 [ 50.919573][ T4778] btrfs_clone_files+0x278/0x320 [ 50.920301][ T4778] btrfs_remap_file_range+0x488/0xb9c [ 50.921068][ T4778] vfs_copy_file_range+0xaa0/0x10ec [ 50.921785][ T4778] __arm64_sys_copy_file_range+0x534/0x8c8 [ 50.922619][ T4778] invoke_syscall+0x98/0x2b8 [ 50.923312][ T4778] el0_svc_common+0x138/0x258 [ 50.923964][ T4778] do_el0_svc+0x58/0x14c [ 50.924583][ T4778] el0_svc+0x78/0x1e0 [ 50.925224][ T4778] el0t_64_sync_handler+0xcc/0xe4 [ 50.925943][ T4778] el0t_64_sync+0x1a0/0x1a4 [ 50.927443][ T4778] ------------[ cut here ]------------ [ 50.928392][ T4778] WARNING: CPU: 1 PID: 4778 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 50.929799][ T4778] Modules linked in: [ 50.930396][ T4778] CPU: 1 PID: 4778 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 50.931788][ T4778] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 50.933323][ T4778] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 50.934467][ T4778] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 50.935434][ T4778] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 50.936343][ T4778] sp : ffff80001f6f7420 [ 50.936914][ T4778] x29: ffff80001f6f7540 x28: 000000000000ffff x27: 0000000000000000 [ 50.938141][ T4778] x26: dfff800000000000 x25: ffff0000d7d56000 x24: ffff0000df1c13a0 [ 50.939312][ T4778] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000e2422948 [ 50.940495][ T4778] x20: ffff0000e24228f0 x19: 1fffe0001c484529 x18: 0000000000000001 [ 50.941764][ T4778] x17: 0000000000000000 x16: ffff800011169180 x15: 00000000ffffffff [ 50.942944][ T4778] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 50.944168][ T4778] x11: 0000000000000000 x10: 0000000000000000 x9 : 6f6e8215c3f91a00 [ 50.945371][ T4778] x8 : 6f6e8215c3f91a00 x7 : 0000000000000001 x6 : 0000000000000001 [ 50.946504][ T4778] x5 : ffff80001f6f6d18 x4 : ffff8000141ff5a0 x3 : ffff8000085043fc [ 50.947723][ T4778] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 50.948866][ T4778] Call trace: [ 50.949354][ T4778] btrfs_replace_file_extents+0xcc4/0x1290 [ 50.950249][ T4778] btrfs_clone+0xb30/0x1b24 [ 50.950961][ T4778] btrfs_clone_files+0x278/0x320 [ 50.951726][ T4778] btrfs_remap_file_range+0x488/0xb9c [ 50.952579][ T4778] vfs_copy_file_range+0xaa0/0x10ec [ 50.953317][ T4778] __arm64_sys_copy_file_range+0x534/0x8c8 [ 50.954178][ T4778] invoke_syscall+0x98/0x2b8 [ 50.954912][ T4778] el0_svc_common+0x138/0x258 [ 50.955649][ T4778] do_el0_svc+0x58/0x14c [ 50.956330][ T4778] el0_svc+0x78/0x1e0 [ 50.956965][ T4778] el0t_64_sync_handler+0xcc/0xe4 [ 50.957678][ T4778] el0t_64_sync+0x1a0/0x1a4 [ 50.958350][ T4778] irq event stamp: 79630 [ 50.959016][ T4778] hardirqs last enabled at (79629): [] __up_console_sem+0xb4/0x100 [ 50.960496][ T4778] hardirqs last disabled at (79630): [] el1_dbg+0x24/0x80 [ 50.961802][ T4778] softirqs last enabled at (79608): [] handle_softirqs+0xa4c/0xbf0 [ 50.963208][ T4778] softirqs last disabled at (79537): [] __irq_exit_rcu+0x240/0x440 [ 50.964614][ T4778] ---[ end trace 0fd05321d26866f1 ]--- [ 50.966851][ T4778] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 50.968346][ T4778] BTRFS info (device loop0): forced readonly [ 51.133738][ T4799] loop0: detected capacity change from 0 to 32768 [ 51.136239][ T4799] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4799) [ 51.140420][ T4799] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 51.141871][ T4799] BTRFS info (device loop0): setting nodatacow, compression disabled [ 51.143123][ T4799] BTRFS info (device loop0): turning on flush-on-commit [ 51.144387][ T4799] BTRFS info (device loop0): disabling tree log [ 51.145427][ T4799] BTRFS info (device loop0): enabling auto defrag [ 51.146455][ T4799] BTRFS info (device loop0): using free space tree [ 51.147494][ T4799] BTRFS info (device loop0): has skinny extents [ 51.155658][ T4799] BTRFS info (device loop0): enabling ssd optimizations [ 51.161416][ T4799] FAULT_INJECTION: forcing a failure. [ 51.161416][ T4799] name failslab, interval 1, probability 0, space 0, times 0 [ 51.163452][ T4799] CPU: 0 PID: 4799 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 51.164945][ T4799] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 51.166608][ T4799] Call trace: [ 51.167111][ T4799] dump_backtrace+0x0/0x43c [ 51.167834][ T4799] show_stack+0x2c/0x3c [ 51.168500][ T4799] __dump_stack+0x30/0x40 [ 51.169189][ T4799] dump_stack_lvl+0xf8/0x160 [ 51.169921][ T4799] dump_stack+0x1c/0x5c [ 51.170566][ T4799] should_fail+0x3c0/0x51c [ 51.171240][ T4799] __should_failslab+0xbc/0x10c [ 51.171937][ T4799] should_failslab+0x10/0x28 [ 51.172620][ T4799] slab_pre_alloc_hook+0x64/0xec [ 51.173322][ T4799] kmem_cache_alloc+0x94/0x3e4 [ 51.173988][ T4799] alloc_extent_map+0x28/0x128 [ 51.174689][ T4799] btrfs_drop_extent_cache+0x160/0xdec [ 51.175473][ T4799] btrfs_drop_extents+0x2c8/0x21a4 [ 51.176220][ T4799] btrfs_replace_file_extents+0x328/0x1290 [ 51.177027][ T4799] btrfs_clone+0xb30/0x1b24 [ 51.177663][ T4799] btrfs_clone_files+0x278/0x320 [ 51.178450][ T4799] btrfs_remap_file_range+0x488/0xb9c [ 51.179197][ T4799] vfs_copy_file_range+0xaa0/0x10ec [ 51.179970][ T4799] __arm64_sys_copy_file_range+0x534/0x8c8 [ 51.180782][ T4799] invoke_syscall+0x98/0x2b8 [ 51.181465][ T4799] el0_svc_common+0x138/0x258 [ 51.182155][ T4799] do_el0_svc+0x58/0x14c [ 51.182726][ T4799] el0_svc+0x78/0x1e0 [ 51.183306][ T4799] el0t_64_sync_handler+0xcc/0xe4 [ 51.184016][ T4799] el0t_64_sync+0x1a0/0x1a4 [ 51.382150][ T4820] loop0: detected capacity change from 0 to 32768 [ 51.384993][ T4820] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4820) [ 51.387851][ T4820] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 51.389178][ T4820] BTRFS info (device loop0): setting nodatacow, compression disabled [ 51.390433][ T4820] BTRFS info (device loop0): turning on flush-on-commit [ 51.391649][ T4820] BTRFS info (device loop0): disabling tree log [ 51.392796][ T4820] BTRFS info (device loop0): enabling auto defrag [ 51.393786][ T4820] BTRFS info (device loop0): using free space tree [ 51.395223][ T4820] BTRFS info (device loop0): has skinny extents [ 51.402281][ T4820] BTRFS info (device loop0): enabling ssd optimizations [ 51.408063][ T4820] FAULT_INJECTION: forcing a failure. [ 51.408063][ T4820] name failslab, interval 1, probability 0, space 0, times 0 [ 51.409977][ T4820] CPU: 0 PID: 4820 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 51.411348][ T4820] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 51.412808][ T4820] Call trace: [ 51.413248][ T4820] dump_backtrace+0x0/0x43c [ 51.413977][ T4820] show_stack+0x2c/0x3c [ 51.414653][ T4820] __dump_stack+0x30/0x40 [ 51.415408][ T4820] dump_stack_lvl+0xf8/0x160 [ 51.416190][ T4820] dump_stack+0x1c/0x5c [ 51.416886][ T4820] should_fail+0x3c0/0x51c [ 51.417596][ T4820] __should_failslab+0xbc/0x10c [ 51.418387][ T4820] should_failslab+0x10/0x28 [ 51.419078][ T4820] slab_pre_alloc_hook+0x64/0xec [ 51.419917][ T4820] kmem_cache_alloc+0x94/0x3e4 [ 51.420663][ T4820] alloc_extent_map+0x28/0x128 [ 51.421359][ T4820] btrfs_drop_extent_cache+0x160/0xdec [ 51.422224][ T4820] btrfs_drop_extents+0x2c8/0x21a4 [ 51.422992][ T4820] btrfs_replace_file_extents+0x328/0x1290 [ 51.423922][ T4820] btrfs_clone+0xb30/0x1b24 [ 51.424619][ T4820] btrfs_clone_files+0x278/0x320 [ 51.425371][ T4820] btrfs_remap_file_range+0x488/0xb9c [ 51.426158][ T4820] vfs_copy_file_range+0xaa0/0x10ec [ 51.426971][ T4820] __arm64_sys_copy_file_range+0x534/0x8c8 [ 51.427911][ T4820] invoke_syscall+0x98/0x2b8 [ 51.428648][ T4820] el0_svc_common+0x138/0x258 [ 51.429344][ T4820] do_el0_svc+0x58/0x14c [ 51.430010][ T4820] el0_svc+0x78/0x1e0 [ 51.430629][ T4820] el0t_64_sync_handler+0xcc/0xe4 [ 51.431364][ T4820] el0t_64_sync+0x1a0/0x1a4 [ 51.606569][ T4841] loop0: detected capacity change from 0 to 32768 [ 51.608985][ T4841] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4841) [ 51.612772][ T4841] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 51.614345][ T4841] BTRFS info (device loop0): setting nodatacow, compression disabled [ 51.615695][ T4841] BTRFS info (device loop0): turning on flush-on-commit [ 51.616935][ T4841] BTRFS info (device loop0): disabling tree log [ 51.618062][ T4841] BTRFS info (device loop0): enabling auto defrag [ 51.618998][ T4841] BTRFS info (device loop0): using free space tree [ 51.620165][ T4841] BTRFS info (device loop0): has skinny extents [ 51.628148][ T4841] BTRFS info (device loop0): enabling ssd optimizations [ 51.633642][ T4841] FAULT_INJECTION: forcing a failure. [ 51.633642][ T4841] name failslab, interval 1, probability 0, space 0, times 0 [ 51.636960][ T4841] CPU: 1 PID: 4841 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 51.638235][ T4841] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 51.639740][ T4841] Call trace: [ 51.640213][ T4841] dump_backtrace+0x0/0x43c [ 51.640910][ T4841] show_stack+0x2c/0x3c [ 51.641537][ T4841] __dump_stack+0x30/0x40 [ 51.642207][ T4841] dump_stack_lvl+0xf8/0x160 [ 51.642861][ T4841] dump_stack+0x1c/0x5c [ 51.643455][ T4841] should_fail+0x3c0/0x51c [ 51.644096][ T4841] __should_failslab+0xbc/0x10c [ 51.644782][ T4841] should_failslab+0x10/0x28 [ 51.645515][ T4841] slab_pre_alloc_hook+0x64/0xec [ 51.646244][ T4841] kmem_cache_alloc+0x94/0x3e4 [ 51.646914][ T4841] btrfs_add_delayed_data_ref+0x164/0xd0c [ 51.647749][ T4841] btrfs_inc_extent_ref+0x100/0x198 [ 51.648558][ T4841] btrfs_insert_replace_extent+0x660/0x970 [ 51.649435][ T4841] btrfs_replace_file_extents+0xa68/0x1290 [ 51.650281][ T4841] btrfs_clone+0xb30/0x1b24 [ 51.650914][ T4841] btrfs_clone_files+0x278/0x320 [ 51.651662][ T4841] btrfs_remap_file_range+0x488/0xb9c [ 51.652432][ T4841] vfs_copy_file_range+0xaa0/0x10ec [ 51.653199][ T4841] __arm64_sys_copy_file_range+0x534/0x8c8 [ 51.654021][ T4841] invoke_syscall+0x98/0x2b8 [ 51.654749][ T4841] el0_svc_common+0x138/0x258 [ 51.655421][ T4841] do_el0_svc+0x58/0x14c [ 51.656043][ T4841] el0_svc+0x78/0x1e0 [ 51.656625][ T4841] el0t_64_sync_handler+0xcc/0xe4 [ 51.657384][ T4841] el0t_64_sync+0x1a0/0x1a4 [ 51.659431][ T4841] ------------[ cut here ]------------ [ 51.660386][ T4841] WARNING: CPU: 1 PID: 4841 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 51.662007][ T4841] Modules linked in: [ 51.662650][ T4841] CPU: 1 PID: 4841 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 51.664009][ T4841] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 51.665580][ T4841] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 51.666796][ T4841] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 51.667731][ T4841] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 51.668700][ T4841] sp : ffff80001cf87420 [ 51.669324][ T4841] x29: ffff80001cf87540 x28: 000000000000ffff x27: 0000000000000000 [ 51.670498][ T4841] x26: dfff800000000000 x25: ffff0000d5c6c000 x24: ffff0000df1c44b0 [ 51.671721][ T4841] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000e2422d68 [ 51.672975][ T4841] x20: ffff0000e2422d10 x19: 1fffe0001c4845ad x18: 0000000000000001 [ 51.674138][ T4841] x17: 0000000000000000 x16: ffff800011169180 x15: 00000000ffffffff [ 51.675378][ T4841] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 51.676551][ T4841] x11: 0000000000000000 x10: 0000000000000000 x9 : 2873270d7c520200 [ 51.677705][ T4841] x8 : 2873270d7c520200 x7 : 0000000000000001 x6 : 0000000000000001 [ 51.678862][ T4841] x5 : ffff80001cf86d18 x4 : ffff8000141ff5a0 x3 : ffff8000085043fc [ 51.680054][ T4841] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 51.681173][ T4841] Call trace: [ 51.681623][ T4841] btrfs_replace_file_extents+0xcc4/0x1290 [ 51.682519][ T4841] btrfs_clone+0xb30/0x1b24 [ 51.683199][ T4841] btrfs_clone_files+0x278/0x320 [ 51.683932][ T4841] btrfs_remap_file_range+0x488/0xb9c [ 51.684761][ T4841] vfs_copy_file_range+0xaa0/0x10ec [ 51.685528][ T4841] __arm64_sys_copy_file_range+0x534/0x8c8 [ 51.686383][ T4841] invoke_syscall+0x98/0x2b8 [ 51.687110][ T4841] el0_svc_common+0x138/0x258 [ 51.687770][ T4841] do_el0_svc+0x58/0x14c [ 51.688491][ T4841] el0_svc+0x78/0x1e0 [ 51.689173][ T4841] el0t_64_sync_handler+0xcc/0xe4 [ 51.690001][ T4841] el0t_64_sync+0x1a0/0x1a4 [ 51.690699][ T4841] irq event stamp: 79788 [ 51.691330][ T4841] hardirqs last enabled at (79787): [] __up_console_sem+0xb4/0x100 [ 51.692788][ T4841] hardirqs last disabled at (79788): [] el1_dbg+0x24/0x80 [ 51.694108][ T4841] softirqs last enabled at (79768): [] handle_softirqs+0xa4c/0xbf0 [ 51.695618][ T4841] softirqs last disabled at (79755): [] __irq_exit_rcu+0x240/0x440 [ 51.697063][ T4841] ---[ end trace 0fd05321d26866f2 ]--- [ 51.698747][ T4841] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 51.700201][ T4841] BTRFS info (device loop0): forced readonly [ 51.764215][ T13] Bluetooth: hci0: command 0x041b tx timeout [ 51.882226][ T4862] loop0: detected capacity change from 0 to 32768 [ 51.884661][ T4862] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4862) [ 51.889183][ T4862] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 51.890602][ T4862] BTRFS info (device loop0): setting nodatacow, compression disabled [ 51.891932][ T4862] BTRFS info (device loop0): turning on flush-on-commit [ 51.892952][ T4862] BTRFS info (device loop0): disabling tree log [ 51.894545][ T4862] BTRFS info (device loop0): enabling auto defrag [ 51.895540][ T4862] BTRFS info (device loop0): using free space tree [ 51.896712][ T4862] BTRFS info (device loop0): has skinny extents [ 51.909553][ T4862] BTRFS info (device loop0): enabling ssd optimizations [ 51.914798][ T4862] FAULT_INJECTION: forcing a failure. [ 51.914798][ T4862] name failslab, interval 1, probability 0, space 0, times 0 [ 51.916852][ T4862] CPU: 1 PID: 4862 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 51.918194][ T4862] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 51.919796][ T4862] Call trace: [ 51.920269][ T4862] dump_backtrace+0x0/0x43c [ 51.920925][ T4862] show_stack+0x2c/0x3c [ 51.921522][ T4862] __dump_stack+0x30/0x40 [ 51.922149][ T4862] dump_stack_lvl+0xf8/0x160 [ 51.922818][ T4862] dump_stack+0x1c/0x5c [ 51.923447][ T4862] should_fail+0x3c0/0x51c [ 51.924110][ T4862] __should_failslab+0xbc/0x10c [ 51.924844][ T4862] should_failslab+0x10/0x28 [ 51.925482][ T4862] slab_pre_alloc_hook+0x64/0xec [ 51.926211][ T4862] kmem_cache_alloc_trace+0x98/0x3fc [ 51.926979][ T4862] btrfs_alloc_block_rsv+0x5c/0x10c [ 51.927776][ T4862] btrfs_replace_file_extents+0x168/0x1290 [ 51.928711][ T4862] btrfs_clone+0xb30/0x1b24 [ 51.929378][ T4862] btrfs_clone_files+0x278/0x320 [ 51.930139][ T4862] btrfs_remap_file_range+0x488/0xb9c [ 51.930940][ T4862] vfs_copy_file_range+0xaa0/0x10ec [ 51.931725][ T4862] __arm64_sys_copy_file_range+0x534/0x8c8 [ 51.932587][ T4862] invoke_syscall+0x98/0x2b8 [ 51.933282][ T4862] el0_svc_common+0x138/0x258 [ 51.933998][ T4862] do_el0_svc+0x58/0x14c [ 51.934581][ T4862] el0_svc+0x78/0x1e0 [ 51.935187][ T4862] el0t_64_sync_handler+0xcc/0xe4 [ 51.935973][ T4862] el0t_64_sync+0x1a0/0x1a4 [ 52.114984][ T4883] loop0: detected capacity change from 0 to 32768 [ 52.117350][ T4883] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4883) [ 52.120799][ T4883] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 52.122292][ T4883] BTRFS info (device loop0): setting nodatacow, compression disabled [ 52.123734][ T4883] BTRFS info (device loop0): turning on flush-on-commit [ 52.125345][ T4883] BTRFS info (device loop0): disabling tree log [ 52.126281][ T4883] BTRFS info (device loop0): enabling auto defrag [ 52.127352][ T4883] BTRFS info (device loop0): using free space tree [ 52.128366][ T4883] BTRFS info (device loop0): has skinny extents [ 52.145224][ T4883] FAULT_INJECTION: forcing a failure. [ 52.145224][ T4883] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 52.147385][ T4883] CPU: 0 PID: 4883 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 52.148716][ T4883] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 52.150157][ T4883] Call trace: [ 52.150607][ T4883] dump_backtrace+0x0/0x43c [ 52.151293][ T4883] show_stack+0x2c/0x3c [ 52.151974][ T4883] __dump_stack+0x30/0x40 [ 52.152633][ T4883] dump_stack_lvl+0xf8/0x160 [ 52.153366][ T4883] dump_stack+0x1c/0x5c [ 52.153976][ T4883] should_fail+0x3c0/0x51c [ 52.154619][ T4883] should_fail_alloc_page+0x74/0xa8 [ 52.155462][ T4883] prepare_alloc_pages+0x160/0x460 [ 52.156270][ T4883] __alloc_pages+0x108/0x470 [ 52.156948][ T4883] alloc_pages+0x34c/0x5c0 [ 52.157612][ T4883] new_slab+0xe0/0x55c [ 52.158218][ T4883] ___slab_alloc+0x6c0/0xda8 [ 52.158928][ T4883] __slab_alloc+0x68/0xc0 [ 52.159603][ T4883] kmem_cache_alloc_trace+0x2c0/0x3fc [ 52.160408][ T4883] btrfs_alloc_block_rsv+0x5c/0x10c [ 52.161222][ T4883] btrfs_replace_file_extents+0x168/0x1290 [ 52.162099][ T4883] btrfs_clone+0xb30/0x1b24 [ 52.162828][ T4883] btrfs_clone_files+0x278/0x320 [ 52.163609][ T4883] btrfs_remap_file_range+0x488/0xb9c [ 52.164493][ T4883] vfs_copy_file_range+0xaa0/0x10ec [ 52.165273][ T4883] __arm64_sys_copy_file_range+0x534/0x8c8 [ 52.166142][ T4883] invoke_syscall+0x98/0x2b8 [ 52.166806][ T4883] el0_svc_common+0x138/0x258 [ 52.167527][ T4883] do_el0_svc+0x58/0x14c [ 52.168191][ T4883] el0_svc+0x78/0x1e0 [ 52.168769][ T4883] el0t_64_sync_handler+0xcc/0xe4 [ 52.169505][ T4883] el0t_64_sync+0x1a0/0x1a4 [ 52.404932][ T4904] loop0: detected capacity change from 0 to 32768 [ 52.408392][ T4904] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4904) [ 52.433674][ T4904] FAULT_INJECTION: forcing a failure. [ 52.433674][ T4904] name failslab, interval 1, probability 0, space 0, times 0 [ 52.436567][ T4904] CPU: 0 PID: 4904 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 52.437984][ T4904] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 52.439561][ T4904] Call trace: [ 52.440059][ T4904] dump_backtrace+0x0/0x43c [ 52.440721][ T4904] show_stack+0x2c/0x3c [ 52.441360][ T4904] __dump_stack+0x30/0x40 [ 52.442005][ T4904] dump_stack_lvl+0xf8/0x160 [ 52.442720][ T4904] dump_stack+0x1c/0x5c [ 52.443361][ T4904] should_fail+0x3c0/0x51c [ 52.444048][ T4904] __should_failslab+0xbc/0x10c [ 52.444767][ T4904] should_failslab+0x10/0x28 [ 52.445482][ T4904] slab_pre_alloc_hook+0x64/0xec [ 52.446307][ T4904] kmem_cache_alloc+0x94/0x3e4 [ 52.447014][ T4904] btrfs_add_delayed_data_ref+0x164/0xd0c [ 52.447885][ T4904] btrfs_inc_extent_ref+0x100/0x198 [ 52.448700][ T4904] btrfs_insert_replace_extent+0x660/0x970 [ 52.449584][ T4904] btrfs_replace_file_extents+0xa68/0x1290 [ 52.450518][ T4904] btrfs_clone+0xb30/0x1b24 [ 52.451147][ T4904] btrfs_clone_files+0x278/0x320 [ 52.451895][ T4904] btrfs_remap_file_range+0x488/0xb9c [ 52.452781][ T4904] vfs_copy_file_range+0xaa0/0x10ec [ 52.453632][ T4904] __arm64_sys_copy_file_range+0x534/0x8c8 [ 52.454556][ T4904] invoke_syscall+0x98/0x2b8 [ 52.455219][ T4904] el0_svc_common+0x138/0x258 [ 52.455895][ T4904] do_el0_svc+0x58/0x14c [ 52.456495][ T4904] el0_svc+0x78/0x1e0 [ 52.457099][ T4904] el0t_64_sync_handler+0xcc/0xe4 [ 52.457855][ T4904] el0t_64_sync+0x1a0/0x1a4 [ 52.460716][ T4904] ------------[ cut here ]------------ [ 52.461690][ T4904] WARNING: CPU: 0 PID: 4904 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 52.463235][ T4904] Modules linked in: [ 52.463852][ T4904] CPU: 0 PID: 4904 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 52.465365][ T4904] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 52.466965][ T4904] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 52.468181][ T4904] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 52.469050][ T4904] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 52.469965][ T4904] sp : ffff80001f997420 [ 52.470657][ T4904] x29: ffff80001f997540 x28: 000000000000ffff x27: 0000000000000000 [ 52.471843][ T4904] x26: dfff800000000000 x25: ffff0000c17d8000 x24: ffff0000e243ebf0 [ 52.473026][ T4904] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000df0adb58 [ 52.474242][ T4904] x20: ffff0000df0adb00 x19: 1fffe0001be15b6b x18: 0000000000000001 [ 52.475471][ T4904] x17: 0000000000000000 x16: ffff800011169180 x15: 00000000ffffffff [ 52.476682][ T4904] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 52.477965][ T4904] x11: 0000000000000000 x10: 0000000000000000 x9 : 31d466b8eec14800 [ 52.479264][ T4904] x8 : 31d466b8eec14800 x7 : 0000000000000001 x6 : 0000000000000001 [ 52.480541][ T4904] x5 : ffff80001f996d18 x4 : ffff8000141ff5a0 x3 : ffff8000085043fc [ 52.481833][ T4904] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 52.483084][ T4904] Call trace: [ 52.483602][ T4904] btrfs_replace_file_extents+0xcc4/0x1290 [ 52.484551][ T4904] btrfs_clone+0xb30/0x1b24 [ 52.485210][ T4904] btrfs_clone_files+0x278/0x320 [ 52.485927][ T4904] btrfs_remap_file_range+0x488/0xb9c [ 52.486740][ T4904] vfs_copy_file_range+0xaa0/0x10ec [ 52.487550][ T4904] __arm64_sys_copy_file_range+0x534/0x8c8 [ 52.488398][ T4904] invoke_syscall+0x98/0x2b8 [ 52.489138][ T4904] el0_svc_common+0x138/0x258 [ 52.489850][ T4904] do_el0_svc+0x58/0x14c [ 52.490469][ T4904] el0_svc+0x78/0x1e0 [ 52.491117][ T4904] el0t_64_sync_handler+0xcc/0xe4 [ 52.491878][ T4904] el0t_64_sync+0x1a0/0x1a4 [ 52.492587][ T4904] irq event stamp: 79528 [ 52.493207][ T4904] hardirqs last enabled at (79527): [] __up_console_sem+0xb4/0x100 [ 52.494735][ T4904] hardirqs last disabled at (79528): [] el1_dbg+0x24/0x80 [ 52.495995][ T4904] softirqs last enabled at (79508): [] handle_softirqs+0xa4c/0xbf0 [ 52.497510][ T4904] softirqs last disabled at (79483): [] __irq_exit_rcu+0x240/0x440 [ 52.498958][ T4904] ---[ end trace 0fd05321d26866f3 ]--- [ 52.500723][ T4904] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 52.677077][ T4925] loop0: detected capacity change from 0 to 32768 [ 52.679857][ T4925] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4925) [ 52.695892][ T4925] FAULT_INJECTION: forcing a failure. [ 52.695892][ T4925] name failslab, interval 1, probability 0, space 0, times 0 [ 52.697990][ T4925] CPU: 1 PID: 4925 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 52.699466][ T4925] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 52.701063][ T4925] Call trace: [ 52.701562][ T4925] dump_backtrace+0x0/0x43c [ 52.702260][ T4925] show_stack+0x2c/0x3c [ 52.702895][ T4925] __dump_stack+0x30/0x40 [ 52.703574][ T4925] dump_stack_lvl+0xf8/0x160 [ 52.704310][ T4925] dump_stack+0x1c/0x5c [ 52.704987][ T4925] should_fail+0x3c0/0x51c [ 52.705633][ T4925] __should_failslab+0xbc/0x10c [ 52.706339][ T4925] should_failslab+0x10/0x28 [ 52.707061][ T4925] slab_pre_alloc_hook+0x64/0xec [ 52.707823][ T4925] kmem_cache_alloc+0x94/0x3e4 [ 52.708518][ T4925] alloc_extent_map+0x28/0x128 [ 52.709237][ T4925] btrfs_drop_extent_cache+0x160/0xdec [ 52.710051][ T4925] btrfs_drop_extents+0x2c8/0x21a4 [ 52.710855][ T4925] btrfs_replace_file_extents+0x328/0x1290 [ 52.711747][ T4925] btrfs_clone+0xb30/0x1b24 [ 52.712363][ T4925] btrfs_clone_files+0x278/0x320 [ 52.713100][ T4925] btrfs_remap_file_range+0x488/0xb9c [ 52.713830][ T4925] vfs_copy_file_range+0xaa0/0x10ec [ 52.714602][ T4925] __arm64_sys_copy_file_range+0x534/0x8c8 [ 52.715473][ T4925] invoke_syscall+0x98/0x2b8 [ 52.716174][ T4925] el0_svc_common+0x138/0x258 [ 52.716892][ T4925] do_el0_svc+0x58/0x14c [ 52.717432][ T4925] el0_svc+0x78/0x1e0 [ 52.718018][ T4925] el0t_64_sync_handler+0xcc/0xe4 [ 52.718782][ T4925] el0t_64_sync+0x1a0/0x1a4 1970/01/01 00:00:52 executed programs: 14 [ 52.866462][ T4946] loop0: detected capacity change from 0 to 32768 [ 52.868729][ T4946] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4946) [ 52.885231][ T4946] FAULT_INJECTION: forcing a failure. [ 52.885231][ T4946] name failslab, interval 1, probability 0, space 0, times 0 [ 52.887269][ T4946] CPU: 1 PID: 4946 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 52.888634][ T4946] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 52.890083][ T4946] Call trace: [ 52.890569][ T4946] dump_backtrace+0x0/0x43c [ 52.891240][ T4946] show_stack+0x2c/0x3c [ 52.891858][ T4946] __dump_stack+0x30/0x40 [ 52.892489][ T4946] dump_stack_lvl+0xf8/0x160 [ 52.893173][ T4946] dump_stack+0x1c/0x5c [ 52.893787][ T4946] should_fail+0x3c0/0x51c [ 52.894539][ T4946] __should_failslab+0xbc/0x10c [ 52.895263][ T4946] should_failslab+0x10/0x28 [ 52.895944][ T4946] slab_pre_alloc_hook+0x64/0xec [ 52.896765][ T4946] kmem_cache_alloc+0x94/0x3e4 [ 52.897466][ T4946] alloc_extent_map+0x28/0x128 [ 52.898148][ T4946] btrfs_drop_extent_cache+0x150/0xdec [ 52.899014][ T4946] btrfs_drop_extents+0x2c8/0x21a4 [ 52.899815][ T4946] btrfs_replace_file_extents+0x328/0x1290 [ 52.900653][ T4946] btrfs_clone+0xb30/0x1b24 [ 52.901357][ T4946] btrfs_clone_files+0x278/0x320 [ 52.902083][ T4946] btrfs_remap_file_range+0x488/0xb9c [ 52.902935][ T4946] vfs_copy_file_range+0xaa0/0x10ec [ 52.903698][ T4946] __arm64_sys_copy_file_range+0x534/0x8c8 [ 52.904540][ T4946] invoke_syscall+0x98/0x2b8 [ 52.905264][ T4946] el0_svc_common+0x138/0x258 [ 52.906005][ T4946] do_el0_svc+0x58/0x14c [ 52.906655][ T4946] el0_svc+0x78/0x1e0 [ 52.907212][ T4946] el0t_64_sync_handler+0xcc/0xe4 [ 52.907922][ T4946] el0t_64_sync+0x1a0/0x1a4 [ 53.048155][ T4967] loop0: detected capacity change from 0 to 32768 [ 53.051234][ T4967] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4967) [ 53.070621][ T4967] FAULT_INJECTION: forcing a failure. [ 53.070621][ T4967] name failslab, interval 1, probability 0, space 0, times 0 [ 53.072809][ T4967] CPU: 0 PID: 4967 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 53.074137][ T4967] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 53.075752][ T4967] Call trace: [ 53.076317][ T4967] dump_backtrace+0x0/0x43c [ 53.077097][ T4967] show_stack+0x2c/0x3c [ 53.077794][ T4967] __dump_stack+0x30/0x40 [ 53.078536][ T4967] dump_stack_lvl+0xf8/0x160 [ 53.079315][ T4967] dump_stack+0x1c/0x5c [ 53.079942][ T4967] should_fail+0x3c0/0x51c [ 53.080665][ T4967] __should_failslab+0xbc/0x10c [ 53.081435][ T4967] should_failslab+0x10/0x28 [ 53.082128][ T4967] slab_pre_alloc_hook+0x64/0xec [ 53.082890][ T4967] kmem_cache_alloc+0x94/0x3e4 [ 53.083650][ T4967] btrfs_add_delayed_data_ref+0x3bc/0xd0c [ 53.084557][ T4967] btrfs_inc_extent_ref+0x100/0x198 [ 53.085438][ T4967] btrfs_insert_replace_extent+0x660/0x970 [ 53.086338][ T4967] btrfs_replace_file_extents+0xa68/0x1290 [ 53.087222][ T4967] btrfs_clone+0xb30/0x1b24 [ 53.087895][ T4967] btrfs_clone_files+0x278/0x320 [ 53.088580][ T4967] btrfs_remap_file_range+0x488/0xb9c [ 53.089332][ T4967] vfs_copy_file_range+0xaa0/0x10ec [ 53.090085][ T4967] __arm64_sys_copy_file_range+0x534/0x8c8 [ 53.090929][ T4967] invoke_syscall+0x98/0x2b8 [ 53.091684][ T4967] el0_svc_common+0x138/0x258 [ 53.092352][ T4967] do_el0_svc+0x58/0x14c [ 53.092966][ T4967] el0_svc+0x78/0x1e0 [ 53.093529][ T4967] el0t_64_sync_handler+0xcc/0xe4 [ 53.094239][ T4967] el0t_64_sync+0x1a0/0x1a4 [ 53.095781][ T4967] ------------[ cut here ]------------ [ 53.096602][ T4967] WARNING: CPU: 0 PID: 4967 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 53.098141][ T4967] Modules linked in: [ 53.098743][ T4967] CPU: 0 PID: 4967 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 53.100246][ T4967] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 53.101653][ T4967] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 53.102880][ T4967] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 53.103806][ T4967] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 53.104682][ T4967] sp : ffff8000204a7420 [ 53.105283][ T4967] x29: ffff8000204a7540 x28: 000000000000ffff x27: 0000000000000000 [ 53.106491][ T4967] x26: dfff800000000000 x25: ffff0000c96b6000 x24: ffff0000e24c3110 [ 53.107688][ T4967] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000e2422058 [ 53.108899][ T4967] x20: ffff0000e2422000 x19: 1fffe0001c48440b x18: 0000000000000001 [ 53.110011][ T4967] x17: 0000000000000000 x16: ffff800011169180 x15: 00000000ffffffff [ 53.111277][ T4967] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 53.112472][ T4967] x11: 0000000000000000 x10: 0000000000000000 x9 : 502cbead0f032800 [ 53.113680][ T4967] x8 : 502cbead0f032800 x7 : 0000000000000001 x6 : 0000000000000001 [ 53.114925][ T4967] x5 : ffff8000204a6d18 x4 : ffff8000141ff5a0 x3 : ffff8000085043fc [ 53.116209][ T4967] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 53.117500][ T4967] Call trace: [ 53.118050][ T4967] btrfs_replace_file_extents+0xcc4/0x1290 [ 53.118950][ T4967] btrfs_clone+0xb30/0x1b24 [ 53.119665][ T4967] btrfs_clone_files+0x278/0x320 [ 53.120414][ T4967] btrfs_remap_file_range+0x488/0xb9c [ 53.121277][ T4967] vfs_copy_file_range+0xaa0/0x10ec [ 53.122084][ T4967] __arm64_sys_copy_file_range+0x534/0x8c8 [ 53.122964][ T4967] invoke_syscall+0x98/0x2b8 [ 53.123638][ T4967] el0_svc_common+0x138/0x258 [ 53.124313][ T4967] do_el0_svc+0x58/0x14c [ 53.124976][ T4967] el0_svc+0x78/0x1e0 [ 53.125578][ T4967] el0t_64_sync_handler+0xcc/0xe4 [ 53.126309][ T4967] el0t_64_sync+0x1a0/0x1a4 [ 53.126942][ T4967] irq event stamp: 79908 [ 53.127536][ T4967] hardirqs last enabled at (79907): [] __up_console_sem+0xb4/0x100 [ 53.128941][ T4967] hardirqs last disabled at (79908): [] el1_dbg+0x24/0x80 [ 53.130191][ T4967] softirqs last enabled at (79886): [] handle_softirqs+0xa4c/0xbf0 [ 53.131542][ T4967] softirqs last disabled at (79829): [] __irq_exit_rcu+0x240/0x440 [ 53.132992][ T4967] ---[ end trace 0fd05321d26866f4 ]--- [ 53.134985][ T4967] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 53.322429][ T4988] loop0: detected capacity change from 0 to 32768 [ 53.324946][ T4988] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4988) [ 53.346418][ T4988] FAULT_INJECTION: forcing a failure. [ 53.346418][ T4988] name failslab, interval 1, probability 0, space 0, times 0 [ 53.348417][ T4988] CPU: 0 PID: 4988 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 53.349838][ T4988] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 53.351416][ T4988] Call trace: [ 53.351909][ T4988] dump_backtrace+0x0/0x43c [ 53.352618][ T4988] show_stack+0x2c/0x3c [ 53.353244][ T4988] __dump_stack+0x30/0x40 [ 53.353921][ T4988] dump_stack_lvl+0xf8/0x160 [ 53.354631][ T4988] dump_stack+0x1c/0x5c [ 53.355286][ T4988] should_fail+0x3c0/0x51c [ 53.355971][ T4988] __should_failslab+0xbc/0x10c [ 53.356728][ T4988] should_failslab+0x10/0x28 [ 53.357377][ T4988] slab_pre_alloc_hook+0x64/0xec [ 53.358062][ T4988] kmem_cache_alloc+0x94/0x3e4 [ 53.358790][ T4988] btrfs_add_delayed_data_ref+0x3bc/0xd0c [ 53.359679][ T4988] btrfs_inc_extent_ref+0x100/0x198 [ 53.360549][ T4988] btrfs_insert_replace_extent+0x660/0x970 [ 53.361421][ T4988] btrfs_replace_file_extents+0xa68/0x1290 [ 53.362316][ T4988] btrfs_clone+0xb30/0x1b24 [ 53.362994][ T4988] btrfs_clone_files+0x278/0x320 [ 53.363750][ T4988] btrfs_remap_file_range+0x488/0xb9c [ 53.364541][ T4988] vfs_copy_file_range+0xaa0/0x10ec [ 53.365350][ T4988] __arm64_sys_copy_file_range+0x534/0x8c8 [ 53.366220][ T4988] invoke_syscall+0x98/0x2b8 [ 53.366937][ T4988] el0_svc_common+0x138/0x258 [ 53.367624][ T4988] do_el0_svc+0x58/0x14c [ 53.368248][ T4988] el0_svc+0x78/0x1e0 [ 53.368846][ T4988] el0t_64_sync_handler+0xcc/0xe4 [ 53.369615][ T4988] el0t_64_sync+0x1a0/0x1a4 [ 53.371007][ T4988] ------------[ cut here ]------------ [ 53.371963][ T4988] WARNING: CPU: 0 PID: 4988 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 53.373501][ T4988] Modules linked in: [ 53.374081][ T4988] CPU: 0 PID: 4988 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 53.375484][ T4988] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 53.377036][ T4988] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 53.378246][ T4988] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 53.379227][ T4988] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 53.380169][ T4988] sp : ffff8000205a7420 [ 53.380780][ T4988] x29: ffff8000205a7540 x28: 000000000000ffff x27: 0000000000000000 [ 53.382024][ T4988] x26: dfff800000000000 x25: ffff0000cb29a000 x24: ffff0000e24c4e80 [ 53.383282][ T4988] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000df2721b8 [ 53.384510][ T4988] x20: ffff0000df272160 x19: 1fffe0001be4e437 x18: 0000000000000001 [ 53.385705][ T4988] x17: 0000000000000000 x16: ffff800011169180 x15: 00000000ffffffff [ 53.386905][ T4988] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 53.388123][ T4988] x11: 0000000000000000 x10: 0000000000000000 x9 : 13d128d60f9db500 [ 53.389341][ T4988] x8 : 13d128d60f9db500 x7 : 0000000000000001 x6 : 0000000000000001 [ 53.390587][ T4988] x5 : ffff8000205a6d18 x4 : ffff8000141ff5a0 x3 : ffff8000085043fc [ 53.391812][ T4988] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 53.393099][ T4988] Call trace: [ 53.393620][ T4988] btrfs_replace_file_extents+0xcc4/0x1290 [ 53.394492][ T4988] btrfs_clone+0xb30/0x1b24 [ 53.395196][ T4988] btrfs_clone_files+0x278/0x320 [ 53.396042][ T4988] btrfs_remap_file_range+0x488/0xb9c [ 53.396953][ T4988] vfs_copy_file_range+0xaa0/0x10ec [ 53.397796][ T4988] __arm64_sys_copy_file_range+0x534/0x8c8 [ 53.398747][ T4988] invoke_syscall+0x98/0x2b8 [ 53.399554][ T4988] el0_svc_common+0x138/0x258 [ 53.400280][ T4988] do_el0_svc+0x58/0x14c [ 53.400952][ T4988] el0_svc+0x78/0x1e0 [ 53.401547][ T4988] el0t_64_sync_handler+0xcc/0xe4 [ 53.402339][ T4988] el0t_64_sync+0x1a0/0x1a4 [ 53.403063][ T4988] irq event stamp: 78930 [ 53.403701][ T4988] hardirqs last enabled at (78929): [] __up_console_sem+0xb4/0x100 [ 53.405102][ T4988] hardirqs last disabled at (78930): [] el1_dbg+0x24/0x80 [ 53.406373][ T4988] softirqs last enabled at (78908): [] handle_softirqs+0xa4c/0xbf0 [ 53.407764][ T4988] softirqs last disabled at (78877): [] __irq_exit_rcu+0x240/0x440 [ 53.409199][ T4988] ---[ end trace 0fd05321d26866f5 ]--- [ 53.410811][ T4988] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 53.581541][ T5009] loop0: detected capacity change from 0 to 32768 [ 53.584443][ T5009] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5009) [ 53.616553][ T5009] FAULT_INJECTION: forcing a failure. [ 53.616553][ T5009] name failslab, interval 1, probability 0, space 0, times 0 [ 53.618734][ T5009] CPU: 1 PID: 5009 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 53.620037][ T5009] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 53.621581][ T5009] Call trace: [ 53.622098][ T5009] dump_backtrace+0x0/0x43c [ 53.622819][ T5009] show_stack+0x2c/0x3c [ 53.623472][ T5009] __dump_stack+0x30/0x40 [ 53.624137][ T5009] dump_stack_lvl+0xf8/0x160 [ 53.624843][ T5009] dump_stack+0x1c/0x5c [ 53.625515][ T5009] should_fail+0x3c0/0x51c [ 53.626141][ T5009] __should_failslab+0xbc/0x10c [ 53.626849][ T5009] should_failslab+0x10/0x28 [ 53.627552][ T5009] slab_pre_alloc_hook+0x64/0xec [ 53.628263][ T5009] kmem_cache_alloc+0x94/0x3e4 [ 53.629075][ T5009] btrfs_add_delayed_data_ref+0x164/0xd0c [ 53.629922][ T5009] btrfs_inc_extent_ref+0x100/0x198 [ 53.630705][ T5009] btrfs_insert_replace_extent+0x660/0x970 [ 53.631536][ T5009] btrfs_replace_file_extents+0xa68/0x1290 [ 53.632376][ T5009] btrfs_clone+0xb30/0x1b24 [ 53.633117][ T5009] btrfs_clone_files+0x278/0x320 [ 53.633867][ T5009] btrfs_remap_file_range+0x488/0xb9c [ 53.634769][ T5009] vfs_copy_file_range+0xaa0/0x10ec [ 53.635610][ T5009] __arm64_sys_copy_file_range+0x534/0x8c8 [ 53.636523][ T5009] invoke_syscall+0x98/0x2b8 [ 53.637241][ T5009] el0_svc_common+0x138/0x258 [ 53.637953][ T5009] do_el0_svc+0x58/0x14c [ 53.638605][ T5009] el0_svc+0x78/0x1e0 [ 53.639176][ T5009] el0t_64_sync_handler+0xcc/0xe4 [ 53.639911][ T5009] el0t_64_sync+0x1a0/0x1a4 [ 53.641444][ T5009] ------------[ cut here ]------------ [ 53.642366][ T5009] WARNING: CPU: 1 PID: 5009 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 53.643966][ T5009] Modules linked in: [ 53.644614][ T5009] CPU: 1 PID: 5009 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 53.646111][ T5009] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 53.647720][ T5009] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 53.648911][ T5009] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 53.649840][ T5009] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 53.650731][ T5009] sp : ffff8000205a7420 [ 53.651345][ T5009] x29: ffff8000205a7540 x28: 000000000000ffff x27: 0000000000000000 [ 53.652605][ T5009] x26: dfff800000000000 x25: ffff0000cc4c6000 x24: ffff0000df3e4e80 [ 53.653887][ T5009] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000dd633e18 [ 53.655114][ T5009] x20: ffff0000dd633dc0 x19: 1fffe0001bac67c3 x18: 0000000000000001 [ 53.656385][ T5009] x17: 0000000000000000 x16: ffff800011169180 x15: 00000000ffffffff [ 53.657644][ T5009] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 53.658922][ T5009] x11: 0000000000000000 x10: 0000000000000000 x9 : 7a40d10add793b00 [ 53.660132][ T5009] x8 : 7a40d10add793b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 53.661263][ T5009] x5 : ffff8000205a6d18 x4 : ffff8000141ff5a0 x3 : ffff8000085043fc [ 53.662479][ T5009] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 53.663620][ T5009] Call trace: [ 53.664095][ T5009] btrfs_replace_file_extents+0xcc4/0x1290 [ 53.664954][ T5009] btrfs_clone+0xb30/0x1b24 [ 53.665623][ T5009] btrfs_clone_files+0x278/0x320 [ 53.666435][ T5009] btrfs_remap_file_range+0x488/0xb9c [ 53.667360][ T5009] vfs_copy_file_range+0xaa0/0x10ec [ 53.668181][ T5009] __arm64_sys_copy_file_range+0x534/0x8c8 [ 53.669055][ T5009] invoke_syscall+0x98/0x2b8 [ 53.669739][ T5009] el0_svc_common+0x138/0x258 [ 53.670479][ T5009] do_el0_svc+0x58/0x14c [ 53.671107][ T5009] el0_svc+0x78/0x1e0 [ 53.671694][ T5009] el0t_64_sync_handler+0xcc/0xe4 [ 53.672468][ T5009] el0t_64_sync+0x1a0/0x1a4 [ 53.673174][ T5009] irq event stamp: 79340 [ 53.673816][ T5009] hardirqs last enabled at (79339): [] __up_console_sem+0xb4/0x100 [ 53.675201][ T5009] hardirqs last disabled at (79340): [] el1_dbg+0x24/0x80 [ 53.676461][ T5009] softirqs last enabled at (79320): [] handle_softirqs+0xa4c/0xbf0 [ 53.677804][ T5009] softirqs last disabled at (79295): [] __irq_exit_rcu+0x240/0x440 [ 53.679260][ T5009] ---[ end trace 0fd05321d26866f6 ]--- [ 53.681124][ T5009] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 53.844085][ T4558] Bluetooth: hci0: command 0x040f tx timeout [ 53.855226][ T5030] loop0: detected capacity change from 0 to 32768 [ 53.857460][ T5030] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5030) [ 53.886355][ T5030] FAULT_INJECTION: forcing a failure. [ 53.886355][ T5030] name failslab, interval 1, probability 0, space 0, times 0 [ 53.888487][ T5030] CPU: 0 PID: 5030 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 53.889895][ T5030] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 53.891454][ T5030] Call trace: [ 53.891946][ T5030] dump_backtrace+0x0/0x43c [ 53.892635][ T5030] show_stack+0x2c/0x3c [ 53.893296][ T5030] __dump_stack+0x30/0x40 [ 53.893964][ T5030] dump_stack_lvl+0xf8/0x160 [ 53.894622][ T5030] dump_stack+0x1c/0x5c [ 53.895291][ T5030] should_fail+0x3c0/0x51c [ 53.895935][ T5030] __should_failslab+0xbc/0x10c [ 53.896654][ T5030] should_failslab+0x10/0x28 [ 53.897361][ T5030] slab_pre_alloc_hook+0x64/0xec [ 53.898175][ T5030] kmem_cache_alloc+0x94/0x3e4 [ 53.898874][ T5030] btrfs_add_delayed_data_ref+0x164/0xd0c [ 53.899653][ T5030] btrfs_inc_extent_ref+0x100/0x198 [ 53.900371][ T5030] btrfs_insert_replace_extent+0x660/0x970 [ 53.901279][ T5030] btrfs_replace_file_extents+0xa68/0x1290 [ 53.902147][ T5030] btrfs_clone+0xb30/0x1b24 [ 53.902835][ T5030] btrfs_clone_files+0x278/0x320 [ 53.903626][ T5030] btrfs_remap_file_range+0x488/0xb9c [ 53.904416][ T5030] vfs_copy_file_range+0xaa0/0x10ec [ 53.905180][ T5030] __arm64_sys_copy_file_range+0x534/0x8c8 [ 53.906014][ T5030] invoke_syscall+0x98/0x2b8 [ 53.906721][ T5030] el0_svc_common+0x138/0x258 [ 53.907412][ T5030] do_el0_svc+0x58/0x14c [ 53.908109][ T5030] el0_svc+0x78/0x1e0 [ 53.908762][ T5030] el0t_64_sync_handler+0xcc/0xe4 [ 53.909525][ T5030] el0t_64_sync+0x1a0/0x1a4 [ 53.912863][ T5030] ------------[ cut here ]------------ [ 53.913834][ T5030] WARNING: CPU: 0 PID: 5030 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 53.915439][ T5030] Modules linked in: [ 53.916057][ T5030] CPU: 0 PID: 5030 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 53.917551][ T5030] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 53.919089][ T5030] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 53.920272][ T5030] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 53.921274][ T5030] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 53.922233][ T5030] sp : ffff8000208a7420 [ 53.922837][ T5030] x29: ffff8000208a7540 x28: 000000000000ffff x27: 0000000000000000 [ 53.924132][ T5030] x26: dfff800000000000 x25: ffff0000ce828000 x24: ffff0000e24c6bf0 [ 53.925344][ T5030] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000df272528 [ 53.926539][ T5030] x20: ffff0000df2724d0 x19: 1fffe0001be4e4a5 x18: 0000000000000001 [ 53.927767][ T5030] x17: 0000000000000000 x16: ffff800011169180 x15: 00000000ffffffff [ 53.928940][ T5030] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 53.930189][ T5030] x11: 0000000000000000 x10: 0000000000000000 x9 : 5763743280d6cd00 [ 53.931395][ T5030] x8 : 5763743280d6cd00 x7 : 0000000000000001 x6 : 0000000000000001 [ 53.932602][ T5030] x5 : ffff8000208a6d18 x4 : ffff8000141ff5a0 x3 : ffff8000085043fc [ 53.933887][ T5030] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 53.935070][ T5030] Call trace: [ 53.935572][ T5030] btrfs_replace_file_extents+0xcc4/0x1290 [ 53.936564][ T5030] btrfs_clone+0xb30/0x1b24 [ 53.937268][ T5030] btrfs_clone_files+0x278/0x320 [ 53.937966][ T5030] btrfs_remap_file_range+0x488/0xb9c [ 53.938819][ T5030] vfs_copy_file_range+0xaa0/0x10ec [ 53.939565][ T5030] __arm64_sys_copy_file_range+0x534/0x8c8 [ 53.940452][ T5030] invoke_syscall+0x98/0x2b8 [ 53.941123][ T5030] el0_svc_common+0x138/0x258 [ 53.941776][ T5030] do_el0_svc+0x58/0x14c [ 53.942405][ T5030] el0_svc+0x78/0x1e0 [ 53.942966][ T5030] el0t_64_sync_handler+0xcc/0xe4 [ 53.943671][ T5030] el0t_64_sync+0x1a0/0x1a4 [ 53.944327][ T5030] irq event stamp: 79724 [ 53.944924][ T5030] hardirqs last enabled at (79723): [] __up_console_sem+0xb4/0x100 [ 53.946277][ T5030] hardirqs last disabled at (79724): [] el1_dbg+0x24/0x80 [ 53.947630][ T5030] softirqs last enabled at (79704): [] handle_softirqs+0xa4c/0xbf0 [ 53.949078][ T5030] softirqs last disabled at (79687): [] __irq_exit_rcu+0x240/0x440 [ 53.950404][ T5030] ---[ end trace 0fd05321d26866f7 ]--- [ 53.955433][ T5030] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 54.147986][ T5051] loop0: detected capacity change from 0 to 32768 [ 54.150472][ T5051] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5051) [ 54.154704][ T5051] btrfs_printk: 62 callbacks suppressed [ 54.154715][ T5051] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 54.157048][ T5051] BTRFS info (device loop0): setting nodatacow, compression disabled [ 54.158365][ T5051] BTRFS info (device loop0): turning on flush-on-commit [ 54.159527][ T5051] BTRFS info (device loop0): disabling tree log [ 54.160659][ T5051] BTRFS info (device loop0): enabling auto defrag [ 54.161785][ T5051] BTRFS info (device loop0): using free space tree [ 54.162805][ T5051] BTRFS info (device loop0): has skinny extents [ 54.172788][ T5051] BTRFS info (device loop0): enabling ssd optimizations [ 54.179813][ T5051] FAULT_INJECTION: forcing a failure. [ 54.179813][ T5051] name failslab, interval 1, probability 0, space 0, times 0 [ 54.181784][ T5051] CPU: 1 PID: 5051 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 54.183071][ T5051] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 54.184543][ T5051] Call trace: [ 54.184996][ T5051] dump_backtrace+0x0/0x43c [ 54.185678][ T5051] show_stack+0x2c/0x3c [ 54.186328][ T5051] __dump_stack+0x30/0x40 [ 54.187025][ T5051] dump_stack_lvl+0xf8/0x160 [ 54.187745][ T5051] dump_stack+0x1c/0x5c [ 54.188367][ T5051] should_fail+0x3c0/0x51c [ 54.189057][ T5051] __should_failslab+0xbc/0x10c [ 54.189769][ T5051] should_failslab+0x10/0x28 [ 54.190444][ T5051] slab_pre_alloc_hook+0x64/0xec [ 54.191128][ T5051] kmem_cache_alloc+0x94/0x3e4 [ 54.191854][ T5051] btrfs_add_delayed_data_ref+0x164/0xd0c [ 54.192709][ T5051] btrfs_inc_extent_ref+0x100/0x198 [ 54.193465][ T5051] btrfs_insert_replace_extent+0x660/0x970 [ 54.194345][ T5051] btrfs_replace_file_extents+0xa68/0x1290 [ 54.195197][ T5051] btrfs_clone+0xb30/0x1b24 [ 54.195901][ T5051] btrfs_clone_files+0x278/0x320 [ 54.196598][ T5051] btrfs_remap_file_range+0x488/0xb9c [ 54.197410][ T5051] vfs_copy_file_range+0xaa0/0x10ec [ 54.198195][ T5051] __arm64_sys_copy_file_range+0x534/0x8c8 [ 54.199103][ T5051] invoke_syscall+0x98/0x2b8 [ 54.199794][ T5051] el0_svc_common+0x138/0x258 [ 54.200425][ T5051] do_el0_svc+0x58/0x14c [ 54.201017][ T5051] el0_svc+0x78/0x1e0 [ 54.201600][ T5051] el0t_64_sync_handler+0xcc/0xe4 [ 54.202318][ T5051] el0t_64_sync+0x1a0/0x1a4 [ 54.204721][ T5051] ------------[ cut here ]------------ [ 54.205702][ T5051] WARNING: CPU: 1 PID: 5051 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 54.207287][ T5051] Modules linked in: [ 54.207909][ T5051] CPU: 1 PID: 5051 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 54.209301][ T5051] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 54.210778][ T5051] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 54.211977][ T5051] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 54.212920][ T5051] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 54.213879][ T5051] sp : ffff8000208c7420 [ 54.214542][ T5051] x29: ffff8000208c7540 x28: 000000000000ffff x27: 0000000000000000 [ 54.215809][ T5051] x26: dfff800000000000 x25: ffff0000cf336000 x24: ffff0000df3e75c0 [ 54.216994][ T5051] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000dd70e738 [ 54.218160][ T5051] x20: ffff0000dd70e6e0 x19: 1fffe0001bae1ce7 x18: 0000000000000001 [ 54.219332][ T5051] x17: 0000000000000000 x16: ffff800011169180 x15: 00000000ffffffff [ 54.220529][ T5051] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 54.221770][ T5051] x11: 0000000000000000 x10: 0000000000000000 x9 : 86e338d34427ad00 [ 54.223038][ T5051] x8 : 86e338d34427ad00 x7 : 0000000000000001 x6 : 0000000000000001 [ 54.224229][ T5051] x5 : ffff8000208c6d18 x4 : ffff8000141ff5a0 x3 : ffff8000085043fc [ 54.225422][ T5051] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 54.226588][ T5051] Call trace: [ 54.227078][ T5051] btrfs_replace_file_extents+0xcc4/0x1290 [ 54.227919][ T5051] btrfs_clone+0xb30/0x1b24 [ 54.228648][ T5051] btrfs_clone_files+0x278/0x320 [ 54.229407][ T5051] btrfs_remap_file_range+0x488/0xb9c [ 54.230199][ T5051] vfs_copy_file_range+0xaa0/0x10ec [ 54.231030][ T5051] __arm64_sys_copy_file_range+0x534/0x8c8 [ 54.231981][ T5051] invoke_syscall+0x98/0x2b8 [ 54.232742][ T5051] el0_svc_common+0x138/0x258 [ 54.233421][ T5051] do_el0_svc+0x58/0x14c [ 54.234046][ T5051] el0_svc+0x78/0x1e0 [ 54.234691][ T5051] el0t_64_sync_handler+0xcc/0xe4 [ 54.235481][ T5051] el0t_64_sync+0x1a0/0x1a4 [ 54.236190][ T5051] irq event stamp: 79530 [ 54.236866][ T5051] hardirqs last enabled at (79529): [] __up_console_sem+0xb4/0x100 [ 54.238349][ T5051] hardirqs last disabled at (79530): [] el1_dbg+0x24/0x80 [ 54.239684][ T5051] softirqs last enabled at (79510): [] handle_softirqs+0xa4c/0xbf0 [ 54.240979][ T5051] softirqs last disabled at (79463): [] __irq_exit_rcu+0x240/0x440 [ 54.242443][ T5051] ---[ end trace 0fd05321d26866f8 ]--- [ 54.244339][ T5051] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 54.245929][ T5051] BTRFS info (device loop0): forced readonly [ 54.424198][ T5072] loop0: detected capacity change from 0 to 32768 [ 54.426532][ T5072] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5072) [ 54.430794][ T5072] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 54.432184][ T5072] BTRFS info (device loop0): setting nodatacow, compression disabled [ 54.433465][ T5072] BTRFS info (device loop0): turning on flush-on-commit [ 54.434641][ T5072] BTRFS info (device loop0): disabling tree log [ 54.435625][ T5072] BTRFS info (device loop0): enabling auto defrag [ 54.436726][ T5072] BTRFS info (device loop0): using free space tree [ 54.437712][ T5072] BTRFS info (device loop0): has skinny extents [ 54.445470][ T5072] BTRFS info (device loop0): enabling ssd optimizations [ 54.450349][ T5072] FAULT_INJECTION: forcing a failure. [ 54.450349][ T5072] name failslab, interval 1, probability 0, space 0, times 0 [ 54.452432][ T5072] CPU: 0 PID: 5072 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 54.453783][ T5072] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 54.455424][ T5072] Call trace: [ 54.455930][ T5072] dump_backtrace+0x0/0x43c [ 54.456656][ T5072] show_stack+0x2c/0x3c [ 54.457290][ T5072] __dump_stack+0x30/0x40 [ 54.457959][ T5072] dump_stack_lvl+0xf8/0x160 [ 54.458650][ T5072] dump_stack+0x1c/0x5c [ 54.459276][ T5072] should_fail+0x3c0/0x51c [ 54.459931][ T5072] __should_failslab+0xbc/0x10c [ 54.460633][ T5072] should_failslab+0x10/0x28 [ 54.461319][ T5072] slab_pre_alloc_hook+0x64/0xec [ 54.462027][ T5072] kmem_cache_alloc+0x94/0x3e4 [ 54.462753][ T5072] alloc_extent_map+0x28/0x128 [ 54.463494][ T5072] btrfs_drop_extent_cache+0x160/0xdec [ 54.464312][ T5072] btrfs_drop_extents+0x2c8/0x21a4 [ 54.465025][ T5072] btrfs_replace_file_extents+0x328/0x1290 [ 54.465976][ T5072] btrfs_clone+0xb30/0x1b24 [ 54.466621][ T5072] btrfs_clone_files+0x278/0x320 [ 54.467389][ T5072] btrfs_remap_file_range+0x488/0xb9c [ 54.468156][ T5072] vfs_copy_file_range+0xaa0/0x10ec [ 54.468899][ T5072] __arm64_sys_copy_file_range+0x534/0x8c8 [ 54.469729][ T5072] invoke_syscall+0x98/0x2b8 [ 54.470410][ T5072] el0_svc_common+0x138/0x258 [ 54.471073][ T5072] do_el0_svc+0x58/0x14c [ 54.471710][ T5072] el0_svc+0x78/0x1e0 [ 54.472301][ T5072] el0t_64_sync_handler+0xcc/0xe4 [ 54.473049][ T5072] el0t_64_sync+0x1a0/0x1a4 [ 54.642524][ T5093] loop0: detected capacity change from 0 to 32768 [ 54.646233][ T5093] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5093) [ 54.649472][ T5093] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 54.650939][ T5093] BTRFS info (device loop0): setting nodatacow, compression disabled [ 54.652281][ T5093] BTRFS info (device loop0): turning on flush-on-commit [ 54.653405][ T5093] BTRFS info (device loop0): disabling tree log [ 54.654976][ T5093] BTRFS info (device loop0): enabling auto defrag [ 54.656135][ T5093] BTRFS info (device loop0): using free space tree [ 54.657295][ T5093] BTRFS info (device loop0): has skinny extents [ 54.667406][ T5093] BTRFS info (device loop0): enabling ssd optimizations [ 54.672523][ T5093] FAULT_INJECTION: forcing a failure. [ 54.672523][ T5093] name failslab, interval 1, probability 0, space 0, times 0 [ 54.674889][ T5093] CPU: 0 PID: 5093 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 54.676230][ T5093] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 54.677702][ T5093] Call trace: [ 54.678254][ T5093] dump_backtrace+0x0/0x43c [ 54.678926][ T5093] show_stack+0x2c/0x3c [ 54.679521][ T5093] __dump_stack+0x30/0x40 [ 54.680130][ T5093] dump_stack_lvl+0xf8/0x160 [ 54.680778][ T5093] dump_stack+0x1c/0x5c [ 54.681349][ T5093] should_fail+0x3c0/0x51c [ 54.682007][ T5093] __should_failslab+0xbc/0x10c [ 54.682738][ T5093] should_failslab+0x10/0x28 [ 54.683423][ T5093] slab_pre_alloc_hook+0x64/0xec [ 54.684122][ T5093] kmem_cache_alloc+0x94/0x3e4 [ 54.684887][ T5093] btrfs_add_delayed_data_ref+0x164/0xd0c [ 54.685776][ T5093] btrfs_inc_extent_ref+0x100/0x198 [ 54.686532][ T5093] btrfs_insert_replace_extent+0x660/0x970 [ 54.687404][ T5093] btrfs_replace_file_extents+0xa68/0x1290 [ 54.688290][ T5093] btrfs_clone+0xb30/0x1b24 [ 54.688954][ T5093] btrfs_clone_files+0x278/0x320 [ 54.689723][ T5093] btrfs_remap_file_range+0x488/0xb9c [ 54.690516][ T5093] vfs_copy_file_range+0xaa0/0x10ec [ 54.691318][ T5093] __arm64_sys_copy_file_range+0x534/0x8c8 [ 54.692239][ T5093] invoke_syscall+0x98/0x2b8 [ 54.692927][ T5093] el0_svc_common+0x138/0x258 [ 54.693596][ T5093] do_el0_svc+0x58/0x14c [ 54.694234][ T5093] el0_svc+0x78/0x1e0 [ 54.694816][ T5093] el0t_64_sync_handler+0xcc/0xe4 [ 54.695517][ T5093] el0t_64_sync+0x1a0/0x1a4 [ 54.697438][ T5093] ------------[ cut here ]------------ [ 54.698371][ T5093] WARNING: CPU: 0 PID: 5093 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 54.699789][ T5093] Modules linked in: [ 54.700355][ T5093] CPU: 0 PID: 5093 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 54.701670][ T5093] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 54.703103][ T5093] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 54.704215][ T5093] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 54.705156][ T5093] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 54.706067][ T5093] sp : ffff8000208c7420 [ 54.706665][ T5093] x29: ffff8000208c7540 x28: 000000000000ffff x27: 0000000000000000 [ 54.707873][ T5093] x26: dfff800000000000 x25: ffff0000e4264000 x24: ffff0000e2548000 [ 54.709072][ T5093] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000df272b58 [ 54.710208][ T5093] x20: ffff0000df272b00 x19: 1fffe0001be4e56b x18: 0000000000000001 [ 54.711408][ T5093] x17: 0000000000000000 x16: ffff800011169180 x15: 00000000ffffffff [ 54.712553][ T5093] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 54.713704][ T5093] x11: 0000000000000000 x10: 0000000000000000 x9 : e4b63e4c855eb300 [ 54.714853][ T5093] x8 : e4b63e4c855eb300 x7 : 0000000000000001 x6 : 0000000000000001 [ 54.716052][ T5093] x5 : ffff8000208c6d18 x4 : ffff8000141ff5a0 x3 : ffff8000085043fc [ 54.717246][ T5093] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 54.718471][ T5093] Call trace: [ 54.718883][ T5093] btrfs_replace_file_extents+0xcc4/0x1290 [ 54.719723][ T5093] btrfs_clone+0xb30/0x1b24 [ 54.720441][ T5093] btrfs_clone_files+0x278/0x320 [ 54.721128][ T5093] btrfs_remap_file_range+0x488/0xb9c [ 54.721948][ T5093] vfs_copy_file_range+0xaa0/0x10ec [ 54.722688][ T5093] __arm64_sys_copy_file_range+0x534/0x8c8 [ 54.723548][ T5093] invoke_syscall+0x98/0x2b8 [ 54.724267][ T5093] el0_svc_common+0x138/0x258 [ 54.724900][ T5093] do_el0_svc+0x58/0x14c [ 54.725565][ T5093] el0_svc+0x78/0x1e0 [ 54.726180][ T5093] el0t_64_sync_handler+0xcc/0xe4 [ 54.726896][ T5093] el0t_64_sync+0x1a0/0x1a4 [ 54.727544][ T5093] irq event stamp: 79534 [ 54.728161][ T5093] hardirqs last enabled at (79533): [] __up_console_sem+0xb4/0x100 [ 54.729482][ T5093] hardirqs last disabled at (79534): [] el1_dbg+0x24/0x80 [ 54.730769][ T5093] softirqs last enabled at (79514): [] handle_softirqs+0xa4c/0xbf0 [ 54.732089][ T5093] softirqs last disabled at (79497): [] __irq_exit_rcu+0x240/0x440 [ 54.733478][ T5093] ---[ end trace 0fd05321d26866f9 ]--- [ 54.734933][ T5093] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 54.736447][ T5093] BTRFS info (device loop0): forced readonly [ 54.904639][ T5114] loop0: detected capacity change from 0 to 32768 [ 54.906952][ T5114] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5114) [ 54.910731][ T5114] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 54.912304][ T5114] BTRFS info (device loop0): setting nodatacow, compression disabled [ 54.913649][ T5114] BTRFS info (device loop0): turning on flush-on-commit [ 54.914950][ T5114] BTRFS info (device loop0): disabling tree log [ 54.915938][ T5114] BTRFS info (device loop0): enabling auto defrag [ 54.916926][ T5114] BTRFS info (device loop0): using free space tree [ 54.918032][ T5114] BTRFS info (device loop0): has skinny extents [ 54.926703][ T5114] BTRFS info (device loop0): enabling ssd optimizations [ 54.932690][ T5114] FAULT_INJECTION: forcing a failure. [ 54.932690][ T5114] name failslab, interval 1, probability 0, space 0, times 0 [ 54.934683][ T5114] CPU: 1 PID: 5114 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 54.936169][ T5114] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 54.937783][ T5114] Call trace: [ 54.938279][ T5114] dump_backtrace+0x0/0x43c [ 54.939007][ T5114] show_stack+0x2c/0x3c [ 54.939684][ T5114] __dump_stack+0x30/0x40 [ 54.940404][ T5114] dump_stack_lvl+0xf8/0x160 [ 54.941059][ T5114] dump_stack+0x1c/0x5c [ 54.941709][ T5114] should_fail+0x3c0/0x51c [ 54.942436][ T5114] __should_failslab+0xbc/0x10c [ 54.943222][ T5114] should_failslab+0x10/0x28 [ 54.943963][ T5114] slab_pre_alloc_hook+0x64/0xec [ 54.944693][ T5114] kmem_cache_alloc+0x94/0x3e4 [ 54.945400][ T5114] btrfs_add_delayed_data_ref+0x3bc/0xd0c [ 54.946271][ T5114] btrfs_inc_extent_ref+0x100/0x198 [ 54.947027][ T5114] btrfs_insert_replace_extent+0x660/0x970 [ 54.947909][ T5114] btrfs_replace_file_extents+0xa68/0x1290 [ 54.948770][ T5114] btrfs_clone+0xb30/0x1b24 [ 54.949439][ T5114] btrfs_clone_files+0x278/0x320 [ 54.950151][ T5114] btrfs_remap_file_range+0x488/0xb9c [ 54.950954][ T5114] vfs_copy_file_range+0xaa0/0x10ec [ 54.951693][ T5114] __arm64_sys_copy_file_range+0x534/0x8c8 [ 54.952595][ T5114] invoke_syscall+0x98/0x2b8 [ 54.953350][ T5114] el0_svc_common+0x138/0x258 [ 54.954061][ T5114] do_el0_svc+0x58/0x14c [ 54.954723][ T5114] el0_svc+0x78/0x1e0 [ 54.955331][ T5114] el0t_64_sync_handler+0xcc/0xe4 [ 54.956102][ T5114] el0t_64_sync+0x1a0/0x1a4 [ 54.958002][ T5114] ------------[ cut here ]------------ [ 54.958826][ T5114] WARNING: CPU: 1 PID: 5114 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 54.960247][ T5114] Modules linked in: [ 54.960829][ T5114] CPU: 1 PID: 5114 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 54.962338][ T5114] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 54.963908][ T5114] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 54.965153][ T5114] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 54.966156][ T5114] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 54.967078][ T5114] sp : ffff8000208c7420 [ 54.967666][ T5114] x29: ffff8000208c7540 x28: 000000000000ffff x27: 0000000000000000 [ 54.968960][ T5114] x26: dfff800000000000 x25: ffff0000dc748000 x24: ffff0000e2402740 [ 54.970153][ T5114] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000dd70e5d8 [ 54.971380][ T5114] x20: ffff0000dd70e580 x19: 1fffe0001bae1cbb x18: 0000000000000001 [ 54.972636][ T5114] x17: 0000000000000000 x16: ffff800011169180 x15: 00000000ffffffff [ 54.973830][ T5114] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 54.975040][ T5114] x11: 0000000000000000 x10: 0000000000000000 x9 : b00b001fabcbbc00 [ 54.976171][ T5114] x8 : b00b001fabcbbc00 x7 : 0000000000000001 x6 : 0000000000000001 [ 54.977373][ T5114] x5 : ffff8000208c6d18 x4 : ffff8000141ff5a0 x3 : ffff8000085043fc [ 54.978557][ T5114] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 54.979870][ T5114] Call trace: [ 54.980411][ T5114] btrfs_replace_file_extents+0xcc4/0x1290 [ 54.981380][ T5114] btrfs_clone+0xb30/0x1b24 [ 54.982078][ T5114] btrfs_clone_files+0x278/0x320 [ 54.982835][ T5114] btrfs_remap_file_range+0x488/0xb9c [ 54.983694][ T5114] vfs_copy_file_range+0xaa0/0x10ec [ 54.984520][ T5114] __arm64_sys_copy_file_range+0x534/0x8c8 [ 54.985412][ T5114] invoke_syscall+0x98/0x2b8 [ 54.986150][ T5114] el0_svc_common+0x138/0x258 [ 54.986893][ T5114] do_el0_svc+0x58/0x14c [ 54.987510][ T5114] el0_svc+0x78/0x1e0 [ 54.988140][ T5114] el0t_64_sync_handler+0xcc/0xe4 [ 54.988868][ T5114] el0t_64_sync+0x1a0/0x1a4 [ 54.989552][ T5114] irq event stamp: 80220 [ 54.990230][ T5114] hardirqs last enabled at (80219): [] __up_console_sem+0xb4/0x100 [ 54.991875][ T5114] hardirqs last disabled at (80220): [] el1_dbg+0x24/0x80 [ 54.993281][ T5114] softirqs last enabled at (80198): [] handle_softirqs+0xa4c/0xbf0 [ 54.994858][ T5114] softirqs last disabled at (80185): [] __irq_exit_rcu+0x240/0x440 [ 54.996446][ T5114] ---[ end trace 0fd05321d26866fa ]--- [ 54.998091][ T5114] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 54.999694][ T5114] BTRFS info (device loop0): forced readonly [ 55.214659][ T5135] loop0: detected capacity change from 0 to 32768 [ 55.216965][ T5135] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5135) [ 55.220083][ T5135] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 55.222042][ T5135] BTRFS info (device loop0): setting nodatacow, compression disabled [ 55.223263][ T5135] BTRFS info (device loop0): turning on flush-on-commit [ 55.225080][ T5135] BTRFS info (device loop0): disabling tree log [ 55.226055][ T5135] BTRFS info (device loop0): enabling auto defrag [ 55.227281][ T5135] BTRFS info (device loop0): using free space tree [ 55.228470][ T5135] BTRFS info (device loop0): has skinny extents [ 55.245953][ T5135] BTRFS info (device loop0): enabling ssd optimizations [ 55.251237][ T5135] FAULT_INJECTION: forcing a failure. [ 55.251237][ T5135] name failslab, interval 1, probability 0, space 0, times 0 [ 55.253306][ T5135] CPU: 1 PID: 5135 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 55.254629][ T5135] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 55.256170][ T5135] Call trace: [ 55.256676][ T5135] dump_backtrace+0x0/0x43c [ 55.257425][ T5135] show_stack+0x2c/0x3c [ 55.258027][ T5135] __dump_stack+0x30/0x40 [ 55.258718][ T5135] dump_stack_lvl+0xf8/0x160 [ 55.259417][ T5135] dump_stack+0x1c/0x5c [ 55.260006][ T5135] should_fail+0x3c0/0x51c [ 55.260650][ T5135] __should_failslab+0xbc/0x10c [ 55.261394][ T5135] should_failslab+0x10/0x28 [ 55.262059][ T5135] slab_pre_alloc_hook+0x64/0xec [ 55.262847][ T5135] kmem_cache_alloc+0x94/0x3e4 [ 55.263586][ T5135] btrfs_add_delayed_data_ref+0x3bc/0xd0c [ 55.264511][ T5135] btrfs_inc_extent_ref+0x100/0x198 [ 55.265297][ T5135] btrfs_insert_replace_extent+0x660/0x970 [ 55.266215][ T5135] btrfs_replace_file_extents+0xa68/0x1290 [ 55.267114][ T5135] btrfs_clone+0xb30/0x1b24 [ 55.267778][ T5135] btrfs_clone_files+0x278/0x320 [ 55.268460][ T5135] btrfs_remap_file_range+0x488/0xb9c [ 55.269257][ T5135] vfs_copy_file_range+0xaa0/0x10ec [ 55.270002][ T5135] __arm64_sys_copy_file_range+0x534/0x8c8 [ 55.270835][ T5135] invoke_syscall+0x98/0x2b8 [ 55.271526][ T5135] el0_svc_common+0x138/0x258 [ 55.272230][ T5135] do_el0_svc+0x58/0x14c [ 55.272886][ T5135] el0_svc+0x78/0x1e0 [ 55.273497][ T5135] el0t_64_sync_handler+0xcc/0xe4 [ 55.274283][ T5135] el0t_64_sync+0x1a0/0x1a4 [ 55.276511][ T5135] ------------[ cut here ]------------ [ 55.277413][ T5135] WARNING: CPU: 1 PID: 5135 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 55.278915][ T5135] Modules linked in: [ 55.279535][ T5135] CPU: 1 PID: 5135 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 55.280958][ T5135] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 55.282519][ T5135] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 55.283761][ T5135] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 55.284661][ T5135] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 55.285534][ T5135] sp : ffff800020e07420 [ 55.286180][ T5135] x29: ffff800020e07540 x28: 000000000000ffff x27: 0000000000000000 [ 55.287361][ T5135] x26: dfff800000000000 x25: ffff0000d1bb2000 x24: ffff0000e2404e80 [ 55.288611][ T5135] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000dd70e3c8 [ 55.289805][ T5135] x20: ffff0000dd70e370 x19: 1fffe0001bae1c79 x18: 0000000000000001 [ 55.291005][ T5135] x17: 0000000000000000 x16: ffff800011169180 x15: 00000000ffffffff [ 55.292222][ T5135] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 55.293471][ T5135] x11: 0000000000000000 x10: 0000000000000000 x9 : b2d19d2341ed2000 [ 55.294632][ T5135] x8 : b2d19d2341ed2000 x7 : 0000000000000001 x6 : 0000000000000001 [ 55.295806][ T5135] x5 : ffff800020e06d18 x4 : ffff8000141ff5a0 x3 : ffff8000085043fc [ 55.296991][ T5135] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 55.298174][ T5135] Call trace: [ 55.298646][ T5135] btrfs_replace_file_extents+0xcc4/0x1290 [ 55.299497][ T5135] btrfs_clone+0xb30/0x1b24 [ 55.300131][ T5135] btrfs_clone_files+0x278/0x320 [ 55.300898][ T5135] btrfs_remap_file_range+0x488/0xb9c [ 55.301734][ T5135] vfs_copy_file_range+0xaa0/0x10ec [ 55.302546][ T5135] __arm64_sys_copy_file_range+0x534/0x8c8 [ 55.303448][ T5135] invoke_syscall+0x98/0x2b8 [ 55.304119][ T5135] el0_svc_common+0x138/0x258 [ 55.304815][ T5135] do_el0_svc+0x58/0x14c [ 55.305462][ T5135] el0_svc+0x78/0x1e0 [ 55.306036][ T5135] el0t_64_sync_handler+0xcc/0xe4 [ 55.306779][ T5135] el0t_64_sync+0x1a0/0x1a4 [ 55.307449][ T5135] irq event stamp: 79762 [ 55.308132][ T5135] hardirqs last enabled at (79761): [] __up_console_sem+0xb4/0x100 [ 55.309655][ T5135] hardirqs last disabled at (79762): [] el1_dbg+0x24/0x80 [ 55.310952][ T5135] softirqs last enabled at (79740): [] handle_softirqs+0xa4c/0xbf0 [ 55.312458][ T5135] softirqs last disabled at (79729): [] __irq_exit_rcu+0x240/0x440 [ 55.313946][ T5135] ---[ end trace 0fd05321d26866fb ]--- [ 55.315398][ T5135] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 55.316891][ T5135] BTRFS info (device loop0): forced readonly [ 55.473944][ T5156] loop0: detected capacity change from 0 to 32768 [ 55.476495][ T5156] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5156) [ 55.480585][ T5156] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 55.482139][ T5156] BTRFS info (device loop0): setting nodatacow, compression disabled [ 55.483479][ T5156] BTRFS info (device loop0): turning on flush-on-commit [ 55.484682][ T5156] BTRFS info (device loop0): disabling tree log [ 55.485614][ T5156] BTRFS info (device loop0): enabling auto defrag [ 55.486726][ T5156] BTRFS info (device loop0): using free space tree [ 55.487676][ T5156] BTRFS info (device loop0): has skinny extents [ 55.495852][ T5156] BTRFS info (device loop0): enabling ssd optimizations [ 55.501087][ T5156] FAULT_INJECTION: forcing a failure. [ 55.501087][ T5156] name failslab, interval 1, probability 0, space 0, times 0 [ 55.503266][ T5156] CPU: 1 PID: 5156 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 55.504671][ T5156] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 55.506229][ T5156] Call trace: [ 55.506714][ T5156] dump_backtrace+0x0/0x43c [ 55.507380][ T5156] show_stack+0x2c/0x3c [ 55.507992][ T5156] __dump_stack+0x30/0x40 [ 55.508660][ T5156] dump_stack_lvl+0xf8/0x160 [ 55.509317][ T5156] dump_stack+0x1c/0x5c [ 55.509910][ T5156] should_fail+0x3c0/0x51c [ 55.510566][ T5156] __should_failslab+0xbc/0x10c [ 55.511329][ T5156] should_failslab+0x10/0x28 [ 55.511939][ T5156] slab_pre_alloc_hook+0x64/0xec [ 55.512685][ T5156] kmem_cache_alloc+0x94/0x3e4 [ 55.513384][ T5156] btrfs_add_delayed_data_ref+0x164/0xd0c [ 55.514194][ T5156] btrfs_inc_extent_ref+0x100/0x198 [ 55.514949][ T5156] btrfs_insert_replace_extent+0x660/0x970 [ 55.515818][ T5156] btrfs_replace_file_extents+0xa68/0x1290 [ 55.516703][ T5156] btrfs_clone+0xb30/0x1b24 [ 55.517321][ T5156] btrfs_clone_files+0x278/0x320 [ 55.517999][ T5156] btrfs_remap_file_range+0x488/0xb9c [ 55.518764][ T5156] vfs_copy_file_range+0xaa0/0x10ec [ 55.519480][ T5156] __arm64_sys_copy_file_range+0x534/0x8c8 [ 55.520288][ T5156] invoke_syscall+0x98/0x2b8 [ 55.520955][ T5156] el0_svc_common+0x138/0x258 [ 55.521622][ T5156] do_el0_svc+0x58/0x14c [ 55.522259][ T5156] el0_svc+0x78/0x1e0 [ 55.522875][ T5156] el0t_64_sync_handler+0xcc/0xe4 [ 55.523623][ T5156] el0t_64_sync+0x1a0/0x1a4 [ 55.524666][ T5156] ------------[ cut here ]------------ [ 55.525614][ T5156] WARNING: CPU: 1 PID: 5156 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 55.527203][ T5156] Modules linked in: [ 55.527824][ T5156] CPU: 1 PID: 5156 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 55.529283][ T5156] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 55.530790][ T5156] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 55.531949][ T5156] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 55.532925][ T5156] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 55.533906][ T5156] sp : ffff800020ce7420 [ 55.534476][ T5156] x29: ffff800020ce7540 x28: 000000000000ffff x27: 0000000000000000 [ 55.535692][ T5156] x26: dfff800000000000 x25: ffff0000d6094000 x24: ffff0000e24075c0 [ 55.536936][ T5156] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000dd70e108 [ 55.538097][ T5156] x20: ffff0000dd70e0b0 x19: 1fffe0001bae1c21 x18: 0000000000000001 [ 55.539208][ T5156] x17: 0000000000000000 x16: ffff800008302164 x15: 00000000ffffffff [ 55.540309][ T5156] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 55.541566][ T5156] x11: 0000000000000000 x10: 0000000000000000 x9 : b95d45f9a93b7100 [ 55.542782][ T5156] x8 : b95d45f9a93b7100 x7 : 0000000000000001 x6 : 0000000000000001 [ 55.543930][ T5156] x5 : ffff800020ce6d18 x4 : ffff8000141ff5a0 x3 : ffff800008302274 [ 55.545070][ T5156] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 55.546310][ T5156] Call trace: [ 55.546830][ T5156] btrfs_replace_file_extents+0xcc4/0x1290 [ 55.547700][ T5156] btrfs_clone+0xb30/0x1b24 [ 55.548353][ T5156] btrfs_clone_files+0x278/0x320 [ 55.549070][ T5156] btrfs_remap_file_range+0x488/0xb9c [ 55.549866][ T5156] vfs_copy_file_range+0xaa0/0x10ec [ 55.550632][ T5156] __arm64_sys_copy_file_range+0x534/0x8c8 [ 55.551429][ T5156] invoke_syscall+0x98/0x2b8 [ 55.552046][ T5156] el0_svc_common+0x138/0x258 [ 55.552689][ T5156] do_el0_svc+0x58/0x14c [ 55.553304][ T5156] el0_svc+0x78/0x1e0 [ 55.553875][ T5156] el0t_64_sync_handler+0xcc/0xe4 [ 55.554581][ T5156] el0t_64_sync+0x1a0/0x1a4 [ 55.555236][ T5156] irq event stamp: 79502 [ 55.555838][ T5156] hardirqs last enabled at (79501): [] __up_console_sem+0xb4/0x100 [ 55.557224][ T5156] hardirqs last disabled at (79502): [] el1_dbg+0x24/0x80 [ 55.558487][ T5156] softirqs last enabled at (79482): [] handle_softirqs+0xa4c/0xbf0 [ 55.559920][ T5156] softirqs last disabled at (79429): [] __irq_exit_rcu+0x240/0x440 [ 55.561245][ T5156] ---[ end trace 0fd05321d26866fc ]--- [ 55.562537][ T5156] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 55.564186][ T5156] BTRFS info (device loop0): forced readonly [ 55.732496][ T5177] loop0: detected capacity change from 0 to 32768 [ 55.735240][ T5177] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5177) [ 55.738417][ T5177] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 55.739915][ T5177] BTRFS info (device loop0): setting nodatacow, compression disabled [ 55.741187][ T5177] BTRFS info (device loop0): turning on flush-on-commit [ 55.742384][ T5177] BTRFS info (device loop0): disabling tree log [ 55.743319][ T5177] BTRFS info (device loop0): enabling auto defrag [ 55.744896][ T5177] BTRFS info (device loop0): using free space tree [ 55.746008][ T5177] BTRFS info (device loop0): has skinny extents [ 55.760225][ T5177] BTRFS info (device loop0): enabling ssd optimizations [ 55.765896][ T5177] FAULT_INJECTION: forcing a failure. [ 55.765896][ T5177] name failslab, interval 1, probability 0, space 0, times 0 [ 55.768030][ T5177] CPU: 0 PID: 5177 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 55.769503][ T5177] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 55.771028][ T5177] Call trace: [ 55.771526][ T5177] dump_backtrace+0x0/0x43c [ 55.772251][ T5177] show_stack+0x2c/0x3c [ 55.772855][ T5177] __dump_stack+0x30/0x40 [ 55.773513][ T5177] dump_stack_lvl+0xf8/0x160 [ 55.774239][ T5177] dump_stack+0x1c/0x5c [ 55.774866][ T5177] should_fail+0x3c0/0x51c [ 55.775497][ T5177] __should_failslab+0xbc/0x10c [ 55.776236][ T5177] should_failslab+0x10/0x28 [ 55.776968][ T5177] slab_pre_alloc_hook+0x64/0xec [ 55.777698][ T5177] kmem_cache_alloc+0x94/0x3e4 [ 55.778448][ T5177] btrfs_add_delayed_data_ref+0x164/0xd0c [ 55.779317][ T5177] btrfs_inc_extent_ref+0x100/0x198 [ 55.780146][ T5177] btrfs_insert_replace_extent+0x660/0x970 [ 55.780965][ T5177] btrfs_replace_file_extents+0xa68/0x1290 [ 55.781818][ T5177] btrfs_clone+0xb30/0x1b24 [ 55.782512][ T5177] btrfs_clone_files+0x278/0x320 [ 55.783286][ T5177] btrfs_remap_file_range+0x488/0xb9c [ 55.784036][ T5177] vfs_copy_file_range+0xaa0/0x10ec [ 55.784824][ T5177] __arm64_sys_copy_file_range+0x534/0x8c8 [ 55.785649][ T5177] invoke_syscall+0x98/0x2b8 [ 55.786346][ T5177] el0_svc_common+0x138/0x258 [ 55.787012][ T5177] do_el0_svc+0x58/0x14c [ 55.787624][ T5177] el0_svc+0x78/0x1e0 [ 55.788240][ T5177] el0t_64_sync_handler+0xcc/0xe4 [ 55.789000][ T5177] el0t_64_sync+0x1a0/0x1a4 [ 55.791337][ T5177] ------------[ cut here ]------------ [ 55.792326][ T5177] WARNING: CPU: 0 PID: 5177 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 55.793922][ T5177] Modules linked in: [ 55.794578][ T5177] CPU: 0 PID: 5177 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 55.796023][ T5177] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 55.797681][ T5177] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 55.798863][ T5177] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 55.799864][ T5177] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 55.800844][ T5177] sp : ffff800020ab7420 [ 55.801499][ T5177] x29: ffff800020ab7540 x28: 000000000000ffff x27: 0000000000000000 [ 55.802799][ T5177] x26: dfff800000000000 x25: ffff0000d661e000 x24: ffff0000e2516bf0 [ 55.804091][ T5177] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000df272ec8 [ 55.805309][ T5177] x20: ffff0000df272e70 x19: 1fffe0001be4e5d9 x18: 0000000000000001 [ 55.806604][ T5177] x17: 0000000000000000 x16: ffff800011169180 x15: 00000000ffffffff [ 55.807900][ T5177] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 55.809098][ T5177] x11: 0000000000000000 x10: 0000000000000000 x9 : ab0b4d837f033200 [ 55.810335][ T5177] x8 : ab0b4d837f033200 x7 : 0000000000000001 x6 : 0000000000000001 [ 55.811552][ T5177] x5 : ffff800020ab6d18 x4 : ffff8000141ff5a0 x3 : ffff8000085043fc [ 55.812701][ T5177] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 55.813924][ T5177] Call trace: [ 55.814379][ T5177] btrfs_replace_file_extents+0xcc4/0x1290 [ 55.815185][ T5177] btrfs_clone+0xb30/0x1b24 [ 55.815898][ T5177] btrfs_clone_files+0x278/0x320 [ 55.816695][ T5177] btrfs_remap_file_range+0x488/0xb9c [ 55.817512][ T5177] vfs_copy_file_range+0xaa0/0x10ec [ 55.818291][ T5177] __arm64_sys_copy_file_range+0x534/0x8c8 [ 55.819148][ T5177] invoke_syscall+0x98/0x2b8 [ 55.819883][ T5177] el0_svc_common+0x138/0x258 [ 55.820574][ T5177] do_el0_svc+0x58/0x14c [ 55.821213][ T5177] el0_svc+0x78/0x1e0 [ 55.821793][ T5177] el0t_64_sync_handler+0xcc/0xe4 [ 55.822524][ T5177] el0t_64_sync+0x1a0/0x1a4 [ 55.823167][ T5177] irq event stamp: 79292 [ 55.823768][ T5177] hardirqs last enabled at (79291): [] __up_console_sem+0xb4/0x100 [ 55.825181][ T5177] hardirqs last disabled at (79292): [] el1_dbg+0x24/0x80 [ 55.826439][ T5177] softirqs last enabled at (79272): [] handle_softirqs+0xa4c/0xbf0 [ 55.827860][ T5177] softirqs last disabled at (79191): [] __irq_exit_rcu+0x240/0x440 [ 55.829197][ T5177] ---[ end trace 0fd05321d26866fd ]--- [ 55.830204][ T5177] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 55.831712][ T5177] BTRFS info (device loop0): forced readonly [ 55.934128][ T4071] Bluetooth: hci0: command 0x0419 tx timeout [ 56.022157][ T5198] loop0: detected capacity change from 0 to 32768 [ 56.025640][ T5198] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5198) [ 56.028629][ T5198] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 56.029979][ T5198] BTRFS info (device loop0): setting nodatacow, compression disabled [ 56.031243][ T5198] BTRFS info (device loop0): turning on flush-on-commit [ 56.032321][ T5198] BTRFS info (device loop0): disabling tree log [ 56.033309][ T5198] BTRFS info (device loop0): enabling auto defrag [ 56.035760][ T5198] BTRFS info (device loop0): using free space tree [ 56.036750][ T5198] BTRFS info (device loop0): has skinny extents [ 56.045467][ T5198] BTRFS info (device loop0): enabling ssd optimizations [ 56.050446][ T5198] FAULT_INJECTION: forcing a failure. [ 56.050446][ T5198] name failslab, interval 1, probability 0, space 0, times 0 [ 56.052342][ T5198] CPU: 0 PID: 5198 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 56.053792][ T5198] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 56.055364][ T5198] Call trace: [ 56.055873][ T5198] dump_backtrace+0x0/0x43c [ 56.056653][ T5198] show_stack+0x2c/0x3c [ 56.057293][ T5198] __dump_stack+0x30/0x40 [ 56.057966][ T5198] dump_stack_lvl+0xf8/0x160 [ 56.058734][ T5198] dump_stack+0x1c/0x5c [ 56.059398][ T5198] should_fail+0x3c0/0x51c [ 56.060055][ T5198] __should_failslab+0xbc/0x10c [ 56.060784][ T5198] should_failslab+0x10/0x28 [ 56.061448][ T5198] slab_pre_alloc_hook+0x64/0xec [ 56.062205][ T5198] kmem_cache_alloc+0x94/0x3e4 [ 56.062921][ T5198] btrfs_add_delayed_data_ref+0x3bc/0xd0c [ 56.063867][ T5198] btrfs_inc_extent_ref+0x100/0x198 [ 56.064596][ T5198] btrfs_insert_replace_extent+0x660/0x970 [ 56.065394][ T5198] btrfs_replace_file_extents+0xa68/0x1290 [ 56.066242][ T5198] btrfs_clone+0xb30/0x1b24 [ 56.066892][ T5198] btrfs_clone_files+0x278/0x320 [ 56.067657][ T5198] btrfs_remap_file_range+0x488/0xb9c [ 56.068518][ T5198] vfs_copy_file_range+0xaa0/0x10ec [ 56.069351][ T5198] __arm64_sys_copy_file_range+0x534/0x8c8 [ 56.070232][ T5198] invoke_syscall+0x98/0x2b8 [ 56.070897][ T5198] el0_svc_common+0x138/0x258 [ 56.071602][ T5198] do_el0_svc+0x58/0x14c [ 56.072225][ T5198] el0_svc+0x78/0x1e0 [ 56.072800][ T5198] el0t_64_sync_handler+0xcc/0xe4 [ 56.073539][ T5198] el0t_64_sync+0x1a0/0x1a4 [ 56.076623][ T5198] ------------[ cut here ]------------ [ 56.077583][ T5198] WARNING: CPU: 0 PID: 5198 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 56.079076][ T5198] Modules linked in: [ 56.079678][ T5198] CPU: 0 PID: 5198 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 56.081061][ T5198] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 56.082644][ T5198] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 56.083834][ T5198] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 56.084748][ T5198] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 56.085703][ T5198] sp : ffff800020ab7420 [ 56.086298][ T5198] x29: ffff800020ab7540 x28: 000000000000ffff x27: 0000000000000000 [ 56.087466][ T5198] x26: dfff800000000000 x25: ffff0000d85ae000 x24: ffff0000e2514e80 [ 56.088625][ T5198] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000df1171b8 [ 56.089827][ T5198] x20: ffff0000df117160 x19: 1fffe0001be22e37 x18: 0000000000000001 [ 56.090969][ T5198] x17: 0000000000000000 x16: ffff800011169180 x15: 00000000ffffffff [ 56.092228][ T5198] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 56.093434][ T5198] x11: 0000000000000000 x10: 0000000000000000 x9 : f11acc0e99c69b00 [ 56.094704][ T5198] x8 : f11acc0e99c69b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 56.095899][ T5198] x5 : ffff800020ab6d18 x4 : ffff8000141ff5a0 x3 : ffff8000085043fc [ 56.097089][ T5198] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 56.098379][ T5198] Call trace: [ 56.098906][ T5198] btrfs_replace_file_extents+0xcc4/0x1290 [ 56.099853][ T5198] btrfs_clone+0xb30/0x1b24 [ 56.100570][ T5198] btrfs_clone_files+0x278/0x320 [ 56.101308][ T5198] btrfs_remap_file_range+0x488/0xb9c [ 56.102164][ T5198] vfs_copy_file_range+0xaa0/0x10ec [ 56.103016][ T5198] __arm64_sys_copy_file_range+0x534/0x8c8 [ 56.103903][ T5198] invoke_syscall+0x98/0x2b8 [ 56.104548][ T5198] el0_svc_common+0x138/0x258 [ 56.105216][ T5198] do_el0_svc+0x58/0x14c [ 56.105945][ T5198] el0_svc+0x78/0x1e0 [ 56.106599][ T5198] el0t_64_sync_handler+0xcc/0xe4 [ 56.107444][ T5198] el0t_64_sync+0x1a0/0x1a4 [ 56.108153][ T5198] irq event stamp: 79334 [ 56.108758][ T5198] hardirqs last enabled at (79333): [] __up_console_sem+0xb4/0x100 [ 56.110288][ T5198] hardirqs last disabled at (79334): [] el1_dbg+0x24/0x80 [ 56.111594][ T5198] softirqs last enabled at (79312): [] handle_softirqs+0xa4c/0xbf0 [ 56.113034][ T5198] softirqs last disabled at (79245): [] __irq_exit_rcu+0x240/0x440 [ 56.114432][ T5198] ---[ end trace 0fd05321d26866fe ]--- [ 56.116401][ T5198] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 56.118468][ T5198] BTRFS info (device loop0): forced readonly [ 56.305959][ T5219] loop0: detected capacity change from 0 to 32768 [ 56.308315][ T5219] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5219) [ 56.311504][ T5219] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 56.313073][ T5219] BTRFS info (device loop0): setting nodatacow, compression disabled [ 56.314939][ T5219] BTRFS info (device loop0): turning on flush-on-commit [ 56.316169][ T5219] BTRFS info (device loop0): disabling tree log [ 56.317142][ T5219] BTRFS info (device loop0): enabling auto defrag [ 56.318242][ T5219] BTRFS info (device loop0): using free space tree [ 56.319173][ T5219] BTRFS info (device loop0): has skinny extents [ 56.331179][ T5219] BTRFS info (device loop0): enabling ssd optimizations [ 56.337213][ T5219] FAULT_INJECTION: forcing a failure. [ 56.337213][ T5219] name failslab, interval 1, probability 0, space 0, times 0 [ 56.339070][ T5219] CPU: 1 PID: 5219 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 56.340560][ T5219] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 56.341965][ T5219] Call trace: [ 56.342403][ T5219] dump_backtrace+0x0/0x43c [ 56.343040][ T5219] show_stack+0x2c/0x3c [ 56.343679][ T5219] __dump_stack+0x30/0x40 [ 56.344354][ T5219] dump_stack_lvl+0xf8/0x160 [ 56.345110][ T5219] dump_stack+0x1c/0x5c [ 56.345815][ T5219] should_fail+0x3c0/0x51c [ 56.346511][ T5219] __should_failslab+0xbc/0x10c [ 56.347283][ T5219] should_failslab+0x10/0x28 [ 56.347980][ T5219] slab_pre_alloc_hook+0x64/0xec [ 56.348773][ T5219] kmem_cache_alloc+0x94/0x3e4 [ 56.349473][ T5219] btrfs_add_delayed_data_ref+0x3bc/0xd0c [ 56.350319][ T5219] btrfs_inc_extent_ref+0x100/0x198 [ 56.351072][ T5219] btrfs_insert_replace_extent+0x660/0x970 [ 56.351951][ T5219] btrfs_replace_file_extents+0xa68/0x1290 [ 56.352835][ T5219] btrfs_clone+0xb30/0x1b24 [ 56.353499][ T5219] btrfs_clone_files+0x278/0x320 [ 56.354287][ T5219] btrfs_remap_file_range+0x488/0xb9c [ 56.355077][ T5219] vfs_copy_file_range+0xaa0/0x10ec [ 56.355902][ T5219] __arm64_sys_copy_file_range+0x534/0x8c8 [ 56.356722][ T5219] invoke_syscall+0x98/0x2b8 [ 56.357390][ T5219] el0_svc_common+0x138/0x258 [ 56.358047][ T5219] do_el0_svc+0x58/0x14c [ 56.358658][ T5219] el0_svc+0x78/0x1e0 [ 56.359277][ T5219] el0t_64_sync_handler+0xcc/0xe4 [ 56.359976][ T5219] el0t_64_sync+0x1a0/0x1a4 [ 56.363133][ T5219] ------------[ cut here ]------------ [ 56.364110][ T5219] WARNING: CPU: 1 PID: 5219 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 56.365688][ T5219] Modules linked in: [ 56.366293][ T5219] CPU: 1 PID: 5219 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 56.367751][ T5219] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 56.369331][ T5219] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 56.370535][ T5219] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 56.371415][ T5219] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 56.372332][ T5219] sp : ffff800021297420 [ 56.372974][ T5219] x29: ffff800021297540 x28: 000000000000ffff x27: 0000000000000000 [ 56.374198][ T5219] x26: dfff800000000000 x25: ffff0000dce3c000 x24: ffff0000e254ebf0 [ 56.375470][ T5219] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000dd70ed68 [ 56.376753][ T5219] x20: ffff0000dd70ed10 x19: 1fffe0001bae1dad x18: 0000000000000001 [ 56.377966][ T5219] x17: 0000000000000000 x16: ffff800011169180 x15: 00000000ffffffff [ 56.379215][ T5219] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 56.380502][ T5219] x11: 0000000000000000 x10: 0000000000000000 x9 : 3704bf083cea0a00 [ 56.381692][ T5219] x8 : 3704bf083cea0a00 x7 : 0000000000000001 x6 : 0000000000000001 [ 56.382960][ T5219] x5 : ffff800021296d18 x4 : ffff8000141ff5a0 x3 : ffff8000085043fc [ 56.384173][ T5219] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 56.385366][ T5219] Call trace: [ 56.385891][ T5219] btrfs_replace_file_extents+0xcc4/0x1290 [ 56.386749][ T5219] btrfs_clone+0xb30/0x1b24 [ 56.387477][ T5219] btrfs_clone_files+0x278/0x320 [ 56.388224][ T5219] btrfs_remap_file_range+0x488/0xb9c [ 56.389073][ T5219] vfs_copy_file_range+0xaa0/0x10ec [ 56.389923][ T5219] __arm64_sys_copy_file_range+0x534/0x8c8 [ 56.390910][ T5219] invoke_syscall+0x98/0x2b8 [ 56.391660][ T5219] el0_svc_common+0x138/0x258 [ 56.392415][ T5219] do_el0_svc+0x58/0x14c [ 56.393131][ T5219] el0_svc+0x78/0x1e0 [ 56.393781][ T5219] el0t_64_sync_handler+0xcc/0xe4 [ 56.394518][ T5219] el0t_64_sync+0x1a0/0x1a4 [ 56.395283][ T5219] irq event stamp: 79806 [ 56.395950][ T5219] hardirqs last enabled at (79805): [] __up_console_sem+0xb4/0x100 [ 56.397443][ T5219] hardirqs last disabled at (79806): [] el1_dbg+0x24/0x80 [ 56.398672][ T5219] softirqs last enabled at (79784): [] handle_softirqs+0xa4c/0xbf0 [ 56.400153][ T5219] softirqs last disabled at (79773): [] __irq_exit_rcu+0x240/0x440 [ 56.401699][ T5219] ---[ end trace 0fd05321d26866ff ]--- [ 56.403615][ T5219] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 56.405390][ T5219] BTRFS info (device loop0): forced readonly [ 56.603620][ T5240] loop0: detected capacity change from 0 to 32768 [ 56.606165][ T5240] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5240) [ 56.610227][ T5240] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 56.611819][ T5240] BTRFS info (device loop0): setting nodatacow, compression disabled [ 56.613160][ T5240] BTRFS info (device loop0): turning on flush-on-commit [ 56.614856][ T5240] BTRFS info (device loop0): disabling tree log [ 56.615793][ T5240] BTRFS info (device loop0): enabling auto defrag [ 56.616853][ T5240] BTRFS info (device loop0): using free space tree [ 56.617820][ T5240] BTRFS info (device loop0): has skinny extents [ 56.626596][ T5240] BTRFS info (device loop0): enabling ssd optimizations [ 56.631720][ T5240] FAULT_INJECTION: forcing a failure. [ 56.631720][ T5240] name failslab, interval 1, probability 0, space 0, times 0 [ 56.633876][ T5240] CPU: 1 PID: 5240 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 56.635255][ T5240] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 56.636732][ T5240] Call trace: [ 56.637179][ T5240] dump_backtrace+0x0/0x43c [ 56.637959][ T5240] show_stack+0x2c/0x3c [ 56.638672][ T5240] __dump_stack+0x30/0x40 [ 56.639312][ T5240] dump_stack_lvl+0xf8/0x160 [ 56.640043][ T5240] dump_stack+0x1c/0x5c [ 56.640700][ T5240] should_fail+0x3c0/0x51c [ 56.641350][ T5240] __should_failslab+0xbc/0x10c [ 56.642039][ T5240] should_failslab+0x10/0x28 [ 56.642703][ T5240] slab_pre_alloc_hook+0x64/0xec [ 56.643473][ T5240] kmem_cache_alloc+0x94/0x3e4 [ 56.644184][ T5240] btrfs_add_delayed_data_ref+0x164/0xd0c [ 56.644984][ T5240] btrfs_inc_extent_ref+0x100/0x198 [ 56.645781][ T5240] btrfs_insert_replace_extent+0x660/0x970 [ 56.646657][ T5240] btrfs_replace_file_extents+0xa68/0x1290 [ 56.647566][ T5240] btrfs_clone+0xb30/0x1b24 [ 56.648259][ T5240] btrfs_clone_files+0x278/0x320 [ 56.649025][ T5240] btrfs_remap_file_range+0x488/0xb9c [ 56.649840][ T5240] vfs_copy_file_range+0xaa0/0x10ec [ 56.650575][ T5240] __arm64_sys_copy_file_range+0x534/0x8c8 [ 56.651395][ T5240] invoke_syscall+0x98/0x2b8 [ 56.652063][ T5240] el0_svc_common+0x138/0x258 [ 56.652707][ T5240] do_el0_svc+0x58/0x14c [ 56.653318][ T5240] el0_svc+0x78/0x1e0 [ 56.653879][ T5240] el0t_64_sync_handler+0xcc/0xe4 [ 56.654595][ T5240] el0t_64_sync+0x1a0/0x1a4 [ 56.657594][ T5240] ------------[ cut here ]------------ [ 56.658552][ T5240] WARNING: CPU: 1 PID: 5240 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 56.660104][ T5240] Modules linked in: [ 56.660756][ T5240] CPU: 1 PID: 5240 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 56.662167][ T5240] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 56.663773][ T5240] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 56.664992][ T5240] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 56.665990][ T5240] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 56.666955][ T5240] sp : ffff800020ab7420 [ 56.667604][ T5240] x29: ffff800020ab7540 x28: 000000000000ffff x27: 0000000000000000 [ 56.668859][ T5240] x26: dfff800000000000 x25: ffff0000d9a7a000 x24: ffff0000e243a740 [ 56.670224][ T5240] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000dd70eaa8 [ 56.671643][ T5240] x20: ffff0000dd70ea50 x19: 1fffe0001bae1d55 x18: 0000000000000001 [ 56.672951][ T5240] x17: 0000000000000000 x16: ffff800011169180 x15: 00000000ffffffff [ 56.674232][ T5240] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 56.675430][ T5240] x11: 0000000000000000 x10: 0000000000000000 x9 : 7a3aef9bcf873600 [ 56.676725][ T5240] x8 : 7a3aef9bcf873600 x7 : 0000000000000001 x6 : 0000000000000001 [ 56.678020][ T5240] x5 : ffff800020ab6d18 x4 : ffff8000141ff5a0 x3 : ffff8000085043fc [ 56.679204][ T5240] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 56.680420][ T5240] Call trace: [ 56.680914][ T5240] btrfs_replace_file_extents+0xcc4/0x1290 [ 56.681767][ T5240] btrfs_clone+0xb30/0x1b24 [ 56.682409][ T5240] btrfs_clone_files+0x278/0x320 [ 56.683129][ T5240] btrfs_remap_file_range+0x488/0xb9c [ 56.683912][ T5240] vfs_copy_file_range+0xaa0/0x10ec [ 56.684666][ T5240] __arm64_sys_copy_file_range+0x534/0x8c8 [ 56.685667][ T5240] invoke_syscall+0x98/0x2b8 [ 56.686418][ T5240] el0_svc_common+0x138/0x258 [ 56.687159][ T5240] do_el0_svc+0x58/0x14c [ 56.687832][ T5240] el0_svc+0x78/0x1e0 [ 56.688470][ T5240] el0t_64_sync_handler+0xcc/0xe4 [ 56.689224][ T5240] el0t_64_sync+0x1a0/0x1a4 [ 56.689907][ T5240] irq event stamp: 79512 [ 56.690596][ T5240] hardirqs last enabled at (79511): [] __up_console_sem+0xb4/0x100 [ 56.692092][ T5240] hardirqs last disabled at (79512): [] el1_dbg+0x24/0x80 [ 56.693528][ T5240] softirqs last enabled at (79492): [] handle_softirqs+0xa4c/0xbf0 [ 56.694971][ T5240] softirqs last disabled at (79433): [] __irq_exit_rcu+0x240/0x440 [ 56.696346][ T5240] ---[ end trace 0fd05321d2686700 ]--- [ 56.698118][ T5240] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 56.699694][ T5240] BTRFS info (device loop0): forced readonly [ 56.881389][ T5261] loop0: detected capacity change from 0 to 32768 [ 56.883873][ T5261] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5261) [ 56.887551][ T5261] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 56.888966][ T5261] BTRFS info (device loop0): setting nodatacow, compression disabled [ 56.890238][ T5261] BTRFS info (device loop0): turning on flush-on-commit [ 56.891397][ T5261] BTRFS info (device loop0): disabling tree log [ 56.892410][ T5261] BTRFS info (device loop0): enabling auto defrag [ 56.893537][ T5261] BTRFS info (device loop0): using free space tree [ 56.895022][ T5261] BTRFS info (device loop0): has skinny extents [ 56.902683][ T5261] BTRFS info (device loop0): enabling ssd optimizations [ 56.908185][ T5261] FAULT_INJECTION: forcing a failure. [ 56.908185][ T5261] name failslab, interval 1, probability 0, space 0, times 0 [ 56.910197][ T5261] CPU: 0 PID: 5261 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 56.911518][ T5261] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 56.912938][ T5261] Call trace: [ 56.913362][ T5261] dump_backtrace+0x0/0x43c [ 56.914006][ T5261] show_stack+0x2c/0x3c [ 56.914612][ T5261] __dump_stack+0x30/0x40 [ 56.915274][ T5261] dump_stack_lvl+0xf8/0x160 [ 56.915987][ T5261] dump_stack+0x1c/0x5c [ 56.916545][ T5261] should_fail+0x3c0/0x51c [ 56.917143][ T5261] __should_failslab+0xbc/0x10c [ 56.917843][ T5261] should_failslab+0x10/0x28 [ 56.918507][ T5261] slab_pre_alloc_hook+0x64/0xec [ 56.919221][ T5261] kmem_cache_alloc+0x94/0x3e4 [ 56.919910][ T5261] btrfs_add_delayed_data_ref+0x3bc/0xd0c [ 56.920806][ T5261] btrfs_inc_extent_ref+0x100/0x198 [ 56.921559][ T5261] btrfs_insert_replace_extent+0x660/0x970 [ 56.922404][ T5261] btrfs_replace_file_extents+0xa68/0x1290 [ 56.923258][ T5261] btrfs_clone+0xb30/0x1b24 [ 56.923909][ T5261] btrfs_clone_files+0x278/0x320 [ 56.924599][ T5261] btrfs_remap_file_range+0x488/0xb9c [ 56.925434][ T5261] vfs_copy_file_range+0xaa0/0x10ec [ 56.926116][ T5261] __arm64_sys_copy_file_range+0x534/0x8c8 [ 56.927000][ T5261] invoke_syscall+0x98/0x2b8 [ 56.927664][ T5261] el0_svc_common+0x138/0x258 [ 56.928352][ T5261] do_el0_svc+0x58/0x14c [ 56.928942][ T5261] el0_svc+0x78/0x1e0 [ 56.929568][ T5261] el0t_64_sync_handler+0xcc/0xe4 [ 56.930298][ T5261] el0t_64_sync+0x1a0/0x1a4 [ 56.932657][ T5261] ------------[ cut here ]------------ [ 56.933576][ T5261] WARNING: CPU: 0 PID: 5261 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 56.935043][ T5261] Modules linked in: [ 56.935660][ T5261] CPU: 0 PID: 5261 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 56.937131][ T5261] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 56.938627][ T5261] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 56.939743][ T5261] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 56.940713][ T5261] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 56.941618][ T5261] sp : ffff800021297420 [ 56.942272][ T5261] x29: ffff800021297540 x28: 000000000000ffff x27: 0000000000000000 [ 56.943433][ T5261] x26: dfff800000000000 x25: ffff0000dc66e000 x24: ffff0000e25109d0 [ 56.944606][ T5261] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000df1173c8 [ 56.945939][ T5261] x20: ffff0000df117370 x19: 1fffe0001be22e79 x18: 0000000000000001 [ 56.947231][ T5261] x17: 0000000000000000 x16: ffff800011169180 x15: 00000000ffffffff [ 56.948593][ T5261] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 56.949826][ T5261] x11: 0000000000000000 x10: 0000000000000000 x9 : b1fae48676c74c00 [ 56.951086][ T5261] x8 : b1fae48676c74c00 x7 : 0000000000000001 x6 : 0000000000000001 [ 56.952378][ T5261] x5 : ffff800021296d18 x4 : ffff8000141ff5a0 x3 : ffff8000085043fc [ 56.953675][ T5261] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 56.954874][ T5261] Call trace: [ 56.955375][ T5261] btrfs_replace_file_extents+0xcc4/0x1290 [ 56.956265][ T5261] btrfs_clone+0xb30/0x1b24 [ 56.956992][ T5261] btrfs_clone_files+0x278/0x320 [ 56.957812][ T5261] btrfs_remap_file_range+0x488/0xb9c [ 56.958694][ T5261] vfs_copy_file_range+0xaa0/0x10ec [ 56.959495][ T5261] __arm64_sys_copy_file_range+0x534/0x8c8 [ 56.960430][ T5261] invoke_syscall+0x98/0x2b8 [ 56.961212][ T5261] el0_svc_common+0x138/0x258 [ 56.962001][ T5261] do_el0_svc+0x58/0x14c [ 56.962691][ T5261] el0_svc+0x78/0x1e0 [ 56.963334][ T5261] el0t_64_sync_handler+0xcc/0xe4 [ 56.964153][ T5261] el0t_64_sync+0x1a0/0x1a4 [ 56.964853][ T5261] irq event stamp: 79598 [ 56.965502][ T5261] hardirqs last enabled at (79597): [] __up_console_sem+0xb4/0x100 [ 56.967077][ T5261] hardirqs last disabled at (79598): [] el1_dbg+0x24/0x80 [ 56.968437][ T5261] softirqs last enabled at (79576): [] handle_softirqs+0xa4c/0xbf0 [ 56.969933][ T5261] softirqs last disabled at (79501): [] __irq_exit_rcu+0x240/0x440 [ 56.971518][ T5261] ---[ end trace 0fd05321d2686701 ]--- [ 56.972730][ T5261] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 56.974403][ T5261] BTRFS info (device loop0): forced readonly [ 57.150114][ T5282] loop0: detected capacity change from 0 to 32768 [ 57.152505][ T5282] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5282) [ 57.155798][ T5282] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 57.157235][ T5282] BTRFS info (device loop0): setting nodatacow, compression disabled [ 57.175150][ T5282] FAULT_INJECTION: forcing a failure. [ 57.175150][ T5282] name failslab, interval 1, probability 0, space 0, times 0 [ 57.177282][ T5282] CPU: 0 PID: 5282 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 57.178716][ T5282] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 57.180249][ T5282] Call trace: [ 57.180750][ T5282] dump_backtrace+0x0/0x43c [ 57.181428][ T5282] show_stack+0x2c/0x3c [ 57.182082][ T5282] __dump_stack+0x30/0x40 [ 57.182667][ T5282] dump_stack_lvl+0xf8/0x160 [ 57.183344][ T5282] dump_stack+0x1c/0x5c [ 57.183967][ T5282] should_fail+0x3c0/0x51c [ 57.184618][ T5282] __should_failslab+0xbc/0x10c [ 57.185336][ T5282] should_failslab+0x10/0x28 [ 57.186062][ T5282] slab_pre_alloc_hook+0x64/0xec [ 57.186792][ T5282] kmem_cache_alloc+0x94/0x3e4 [ 57.187535][ T5282] btrfs_add_delayed_data_ref+0x164/0xd0c [ 57.188435][ T5282] btrfs_inc_extent_ref+0x100/0x198 [ 57.189287][ T5282] btrfs_insert_replace_extent+0x660/0x970 [ 57.190207][ T5282] btrfs_replace_file_extents+0xa68/0x1290 [ 57.191096][ T5282] btrfs_clone+0xb30/0x1b24 [ 57.191815][ T5282] btrfs_clone_files+0x278/0x320 [ 57.192559][ T5282] btrfs_remap_file_range+0x488/0xb9c [ 57.193429][ T5282] vfs_copy_file_range+0xaa0/0x10ec [ 57.194221][ T5282] __arm64_sys_copy_file_range+0x534/0x8c8 [ 57.195130][ T5282] invoke_syscall+0x98/0x2b8 [ 57.195856][ T5282] el0_svc_common+0x138/0x258 [ 57.196561][ T5282] do_el0_svc+0x58/0x14c [ 57.197177][ T5282] el0_svc+0x78/0x1e0 [ 57.197821][ T5282] el0t_64_sync_handler+0xcc/0xe4 [ 57.198690][ T5282] el0t_64_sync+0x1a0/0x1a4 [ 57.199682][ T5282] ------------[ cut here ]------------ [ 57.200606][ T5282] WARNING: CPU: 0 PID: 5282 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 57.202202][ T5282] Modules linked in: [ 57.202815][ T5282] CPU: 0 PID: 5282 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 57.204253][ T5282] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 57.205834][ T5282] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 57.207040][ T5282] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 57.207992][ T5282] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 57.208887][ T5282] sp : ffff800021527420 [ 57.209462][ T5282] x29: ffff800021527540 x28: 000000000000ffff x27: 0000000000000000 [ 57.210705][ T5282] x26: dfff800000000000 x25: ffff0000d94fc000 x24: ffff0000df3b93a0 [ 57.211925][ T5282] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000df117688 [ 57.213114][ T5282] x20: ffff0000df117630 x19: 1fffe0001be22ed1 x18: 0000000000000001 [ 57.214401][ T5282] x17: 0000000000000000 x16: ffff800008302164 x15: 00000000ffffffff [ 57.215581][ T5282] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 57.216790][ T5282] x11: 0000000000000000 x10: 0000000000000000 x9 : 5545301d130f7000 [ 57.218125][ T5282] x8 : 5545301d130f7000 x7 : 0000000000000001 x6 : 0000000000000001 [ 57.219420][ T5282] x5 : ffff800021526d18 x4 : ffff8000141ff5a0 x3 : ffff800008302274 [ 57.220729][ T5282] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 57.222061][ T5282] Call trace: [ 57.222563][ T5282] btrfs_replace_file_extents+0xcc4/0x1290 [ 57.223458][ T5282] btrfs_clone+0xb30/0x1b24 [ 57.224140][ T5282] btrfs_clone_files+0x278/0x320 [ 57.224847][ T5282] btrfs_remap_file_range+0x488/0xb9c [ 57.225624][ T5282] vfs_copy_file_range+0xaa0/0x10ec [ 57.226514][ T5282] __arm64_sys_copy_file_range+0x534/0x8c8 [ 57.227495][ T5282] invoke_syscall+0x98/0x2b8 [ 57.228305][ T5282] el0_svc_common+0x138/0x258 [ 57.229043][ T5282] do_el0_svc+0x58/0x14c [ 57.229699][ T5282] el0_svc+0x78/0x1e0 [ 57.230340][ T5282] el0t_64_sync_handler+0xcc/0xe4 [ 57.231111][ T5282] el0t_64_sync+0x1a0/0x1a4 [ 57.231840][ T5282] irq event stamp: 79242 [ 57.232518][ T5282] hardirqs last enabled at (79241): [] __up_console_sem+0xb4/0x100 [ 57.234000][ T5282] hardirqs last disabled at (79242): [] el1_dbg+0x24/0x80 [ 57.235342][ T5282] softirqs last enabled at (79222): [] handle_softirqs+0xa4c/0xbf0 [ 57.236759][ T5282] softirqs last disabled at (79163): [] __irq_exit_rcu+0x240/0x440 [ 57.238176][ T5282] ---[ end trace 0fd05321d2686702 ]--- [ 57.239226][ T5282] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 57.438914][ T5303] loop0: detected capacity change from 0 to 32768 [ 57.441079][ T5303] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5303) [ 57.459677][ T5303] FAULT_INJECTION: forcing a failure. [ 57.459677][ T5303] name failslab, interval 1, probability 0, space 0, times 0 [ 57.461755][ T5303] CPU: 1 PID: 5303 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 57.463214][ T5303] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 57.464737][ T5303] Call trace: [ 57.465207][ T5303] dump_backtrace+0x0/0x43c [ 57.465992][ T5303] show_stack+0x2c/0x3c [ 57.466598][ T5303] __dump_stack+0x30/0x40 [ 57.467293][ T5303] dump_stack_lvl+0xf8/0x160 [ 57.467969][ T5303] dump_stack+0x1c/0x5c [ 57.468624][ T5303] should_fail+0x3c0/0x51c [ 57.469371][ T5303] __should_failslab+0xbc/0x10c [ 57.470116][ T5303] should_failslab+0x10/0x28 [ 57.470825][ T5303] slab_pre_alloc_hook+0x64/0xec [ 57.471656][ T5303] kmem_cache_alloc+0x94/0x3e4 [ 57.472446][ T5303] btrfs_add_delayed_data_ref+0x3bc/0xd0c [ 57.473328][ T5303] btrfs_inc_extent_ref+0x100/0x198 [ 57.474149][ T5303] btrfs_insert_replace_extent+0x660/0x970 [ 57.475019][ T5303] btrfs_replace_file_extents+0xa68/0x1290 [ 57.475900][ T5303] btrfs_clone+0xb30/0x1b24 [ 57.476585][ T5303] btrfs_clone_files+0x278/0x320 [ 57.477392][ T5303] btrfs_remap_file_range+0x488/0xb9c [ 57.478286][ T5303] vfs_copy_file_range+0xaa0/0x10ec [ 57.479108][ T5303] __arm64_sys_copy_file_range+0x534/0x8c8 [ 57.480005][ T5303] invoke_syscall+0x98/0x2b8 [ 57.480703][ T5303] el0_svc_common+0x138/0x258 [ 57.481398][ T5303] do_el0_svc+0x58/0x14c [ 57.482075][ T5303] el0_svc+0x78/0x1e0 [ 57.482664][ T5303] el0t_64_sync_handler+0xcc/0xe4 [ 57.483387][ T5303] el0t_64_sync+0x1a0/0x1a4 [ 57.485686][ T5303] ------------[ cut here ]------------ [ 57.486621][ T5303] WARNING: CPU: 1 PID: 5303 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 57.488181][ T5303] Modules linked in: [ 57.488754][ T5303] CPU: 1 PID: 5303 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 57.490211][ T5303] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 57.491713][ T5303] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 57.492927][ T5303] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 57.493899][ T5303] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 57.494838][ T5303] sp : ffff800020ab7420 [ 57.495458][ T5303] x29: ffff800020ab7540 x28: 000000000000ffff x27: 0000000000000000 [ 57.496749][ T5303] x26: dfff800000000000 x25: ffff0000c1adc000 x24: ffff0000e243d850 [ 57.498103][ T5303] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000df0ad738 [ 57.499390][ T5303] x20: ffff0000df0ad6e0 x19: 1fffe0001be15ae7 x18: 0000000000000001 [ 57.500620][ T5303] x17: 0000000000000000 x16: ffff800011169180 x15: 00000000ffffffff [ 57.501910][ T5303] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 57.503187][ T5303] x11: 0000000000000000 x10: 0000000000000000 x9 : 60fcf87411edb000 [ 57.504415][ T5303] x8 : 60fcf87411edb000 x7 : 0000000000000001 x6 : 0000000000000001 [ 57.505679][ T5303] x5 : ffff800020ab6d18 x4 : ffff8000141ff5a0 x3 : ffff8000085043fc [ 57.506862][ T5303] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 57.508033][ T5303] Call trace: [ 57.508491][ T5303] btrfs_replace_file_extents+0xcc4/0x1290 [ 57.509333][ T5303] btrfs_clone+0xb30/0x1b24 [ 57.510041][ T5303] btrfs_clone_files+0x278/0x320 [ 57.510856][ T5303] btrfs_remap_file_range+0x488/0xb9c [ 57.511692][ T5303] vfs_copy_file_range+0xaa0/0x10ec [ 57.512546][ T5303] __arm64_sys_copy_file_range+0x534/0x8c8 [ 57.513507][ T5303] invoke_syscall+0x98/0x2b8 [ 57.514194][ T5303] el0_svc_common+0x138/0x258 [ 57.514923][ T5303] do_el0_svc+0x58/0x14c [ 57.515570][ T5303] el0_svc+0x78/0x1e0 [ 57.516176][ T5303] el0t_64_sync_handler+0xcc/0xe4 [ 57.516993][ T5303] el0t_64_sync+0x1a0/0x1a4 [ 57.517699][ T5303] irq event stamp: 79442 [ 57.518319][ T5303] hardirqs last enabled at (79441): [] __up_console_sem+0xb4/0x100 [ 57.519806][ T5303] hardirqs last disabled at (79442): [] el1_dbg+0x24/0x80 [ 57.521209][ T5303] softirqs last enabled at (79420): [] handle_softirqs+0xa4c/0xbf0 [ 57.522674][ T5303] softirqs last disabled at (79375): [] __irq_exit_rcu+0x240/0x440 [ 57.524200][ T5303] ---[ end trace 0fd05321d2686703 ]--- [ 57.525441][ T5303] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 57.697951][ T5324] loop0: detected capacity change from 0 to 32768 [ 57.702244][ T5324] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5324) [ 57.733350][ T5324] FAULT_INJECTION: forcing a failure. [ 57.733350][ T5324] name failslab, interval 1, probability 0, space 0, times 0 [ 57.735508][ T5324] CPU: 0 PID: 5324 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 57.736876][ T5324] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 57.738386][ T5324] Call trace: [ 57.738925][ T5324] dump_backtrace+0x0/0x43c [ 57.739617][ T5324] show_stack+0x2c/0x3c [ 57.740270][ T5324] __dump_stack+0x30/0x40 [ 57.740933][ T5324] dump_stack_lvl+0xf8/0x160 [ 57.741616][ T5324] dump_stack+0x1c/0x5c [ 57.742257][ T5324] should_fail+0x3c0/0x51c [ 57.742978][ T5324] __should_failslab+0xbc/0x10c [ 57.743718][ T5324] should_failslab+0x10/0x28 [ 57.744380][ T5324] slab_pre_alloc_hook+0x64/0xec [ 57.745161][ T5324] kmem_cache_alloc+0x94/0x3e4 [ 57.745931][ T5324] btrfs_add_delayed_data_ref+0x3bc/0xd0c [ 57.746751][ T5324] btrfs_inc_extent_ref+0x100/0x198 [ 57.747536][ T5324] btrfs_insert_replace_extent+0x660/0x970 [ 57.748417][ T5324] btrfs_replace_file_extents+0xa68/0x1290 [ 57.749278][ T5324] btrfs_clone+0xb30/0x1b24 [ 57.749924][ T5324] btrfs_clone_files+0x278/0x320 [ 57.750590][ T5324] btrfs_remap_file_range+0x488/0xb9c [ 57.751385][ T5324] vfs_copy_file_range+0xaa0/0x10ec [ 57.752186][ T5324] __arm64_sys_copy_file_range+0x534/0x8c8 [ 57.753048][ T5324] invoke_syscall+0x98/0x2b8 [ 57.753750][ T5324] el0_svc_common+0x138/0x258 [ 57.754470][ T5324] do_el0_svc+0x58/0x14c [ 57.755087][ T5324] el0_svc+0x78/0x1e0 [ 57.755659][ T5324] el0t_64_sync_handler+0xcc/0xe4 [ 57.756384][ T5324] el0t_64_sync+0x1a0/0x1a4 [ 57.758555][ T5324] ------------[ cut here ]------------ [ 57.759537][ T5324] WARNING: CPU: 1 PID: 5324 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 57.761109][ T5324] Modules linked in: [ 57.761698][ T5324] CPU: 1 PID: 5324 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 57.762930][ T5324] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 57.764348][ T5324] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 57.765575][ T5324] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 57.766534][ T5324] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 57.767421][ T5324] sp : ffff800020ab7420 [ 57.767998][ T5324] x29: ffff800020ab7540 x28: 000000000000ffff x27: 0000000000000000 [ 57.769156][ T5324] x26: dfff800000000000 x25: ffff0000c8956000 x24: ffff0000df3bc4b0 [ 57.770366][ T5324] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000df1179f8 [ 57.771491][ T5324] x20: ffff0000df1179a0 x19: 1fffe0001be22f3f x18: 0000000000000001 [ 57.772696][ T5324] x17: 0000000000000000 x16: ffff800011169180 x15: 00000000ffffffff [ 57.773830][ T5324] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 57.774947][ T5324] x11: 0000000000000000 x10: 0000000000000000 x9 : 3fcdf96fe9312900 [ 57.776042][ T5324] x8 : 3fcdf96fe9312900 x7 : 0000000000000001 x6 : 0000000000000001 [ 57.777196][ T5324] x5 : ffff800020ab6d18 x4 : ffff8000141ff5a0 x3 : ffff8000085043fc [ 57.778374][ T5324] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 57.779602][ T5324] Call trace: [ 57.780083][ T5324] btrfs_replace_file_extents+0xcc4/0x1290 [ 57.780961][ T5324] btrfs_clone+0xb30/0x1b24 [ 57.781616][ T5324] btrfs_clone_files+0x278/0x320 [ 57.782399][ T5324] btrfs_remap_file_range+0x488/0xb9c [ 57.783140][ T5324] vfs_copy_file_range+0xaa0/0x10ec [ 57.783939][ T5324] __arm64_sys_copy_file_range+0x534/0x8c8 [ 57.784803][ T5324] invoke_syscall+0x98/0x2b8 [ 57.785502][ T5324] el0_svc_common+0x138/0x258 [ 57.786158][ T5324] do_el0_svc+0x58/0x14c [ 57.786752][ T5324] el0_svc+0x78/0x1e0 [ 57.787340][ T5324] el0t_64_sync_handler+0xcc/0xe4 [ 57.788028][ T5324] el0t_64_sync+0x1a0/0x1a4 [ 57.788735][ T5324] irq event stamp: 80090 [ 57.789322][ T5324] hardirqs last enabled at (80089): [] __up_console_sem+0xb4/0x100 [ 57.790774][ T5324] hardirqs last disabled at (80090): [] el1_dbg+0x24/0x80 [ 57.792108][ T5324] softirqs last enabled at (80062): [] handle_softirqs+0xa4c/0xbf0 [ 57.793517][ T5324] softirqs last disabled at (80045): [] __irq_exit_rcu+0x240/0x440 [ 57.795167][ T5324] ---[ end trace 0fd05321d2686704 ]--- [ 57.796321][ T5324] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory 1970/01/01 00:00:57 executed programs: 33 [ 57.960860][ T5345] loop0: detected capacity change from 0 to 32768 [ 57.963191][ T5345] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5345) [ 57.981334][ T5345] FAULT_INJECTION: forcing a failure. [ 57.981334][ T5345] name failslab, interval 1, probability 0, space 0, times 0 [ 57.983417][ T5345] CPU: 1 PID: 5345 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 57.984855][ T5345] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 57.986416][ T5345] Call trace: [ 57.986880][ T5345] dump_backtrace+0x0/0x43c [ 57.987624][ T5345] show_stack+0x2c/0x3c [ 57.988241][ T5345] __dump_stack+0x30/0x40 [ 57.988878][ T5345] dump_stack_lvl+0xf8/0x160 [ 57.989541][ T5345] dump_stack+0x1c/0x5c [ 57.990142][ T5345] should_fail+0x3c0/0x51c [ 57.990844][ T5345] __should_failslab+0xbc/0x10c [ 57.991631][ T5345] should_failslab+0x10/0x28 [ 57.992381][ T5345] slab_pre_alloc_hook+0x64/0xec [ 57.993184][ T5345] kmem_cache_alloc+0x94/0x3e4 [ 57.993938][ T5345] btrfs_add_delayed_data_ref+0x164/0xd0c [ 57.994874][ T5345] btrfs_inc_extent_ref+0x100/0x198 [ 57.995621][ T5345] btrfs_insert_replace_extent+0x660/0x970 [ 57.996553][ T5345] btrfs_replace_file_extents+0xa68/0x1290 [ 57.997419][ T5345] btrfs_clone+0xb30/0x1b24 [ 57.998049][ T5345] btrfs_clone_files+0x278/0x320 [ 57.998777][ T5345] btrfs_remap_file_range+0x488/0xb9c [ 57.999546][ T5345] vfs_copy_file_range+0xaa0/0x10ec [ 58.000330][ T5345] __arm64_sys_copy_file_range+0x534/0x8c8 [ 58.001109][ T5345] invoke_syscall+0x98/0x2b8 [ 58.001822][ T5345] el0_svc_common+0x138/0x258 [ 58.002550][ T5345] do_el0_svc+0x58/0x14c [ 58.003220][ T5345] el0_svc+0x78/0x1e0 [ 58.003821][ T5345] el0t_64_sync_handler+0xcc/0xe4 [ 58.004599][ T5345] el0t_64_sync+0x1a0/0x1a4 [ 58.006868][ T5345] ------------[ cut here ]------------ [ 58.007852][ T5345] WARNING: CPU: 1 PID: 5345 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 58.009444][ T5345] Modules linked in: [ 58.010022][ T5345] CPU: 1 PID: 5345 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 58.011497][ T5345] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 58.013079][ T5345] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 58.014355][ T5345] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 58.015388][ T5345] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 58.016279][ T5345] sp : ffff800021be7420 [ 58.016914][ T5345] x29: ffff800021be7540 x28: 000000000000ffff x27: 0000000000000000 [ 58.018058][ T5345] x26: dfff800000000000 x25: ffff0000db86c000 x24: ffff0000e24393a0 [ 58.019230][ T5345] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000df0ad688 [ 58.020412][ T5345] x20: ffff0000df0ad630 x19: 1fffe0001be15ad1 x18: 0000000000000001 [ 58.021641][ T5345] x17: 0000000000000000 x16: ffff800011169180 x15: 00000000ffffffff [ 58.022884][ T5345] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 58.024124][ T5345] x11: 0000000000000000 x10: 0000000000000000 x9 : 7ad9c35c55dced00 [ 58.025340][ T5345] x8 : 7ad9c35c55dced00 x7 : 0000000000000001 x6 : 0000000000000001 [ 58.026563][ T5345] x5 : ffff800021be6d18 x4 : ffff8000141ff5a0 x3 : ffff8000085043fc [ 58.027761][ T5345] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 58.028981][ T5345] Call trace: [ 58.029419][ T5345] btrfs_replace_file_extents+0xcc4/0x1290 [ 58.030277][ T5345] btrfs_clone+0xb30/0x1b24 [ 58.030957][ T5345] btrfs_clone_files+0x278/0x320 [ 58.031734][ T5345] btrfs_remap_file_range+0x488/0xb9c [ 58.032514][ T5345] vfs_copy_file_range+0xaa0/0x10ec [ 58.033233][ T5345] __arm64_sys_copy_file_range+0x534/0x8c8 [ 58.034138][ T5345] invoke_syscall+0x98/0x2b8 [ 58.034760][ T5345] el0_svc_common+0x138/0x258 [ 58.035407][ T5345] do_el0_svc+0x58/0x14c [ 58.036017][ T5345] el0_svc+0x78/0x1e0 [ 58.036598][ T5345] el0t_64_sync_handler+0xcc/0xe4 [ 58.037296][ T5345] el0t_64_sync+0x1a0/0x1a4 [ 58.037995][ T5345] irq event stamp: 79326 [ 58.038628][ T5345] hardirqs last enabled at (79325): [] __up_console_sem+0xb4/0x100 [ 58.040093][ T5345] hardirqs last disabled at (79326): [] el1_dbg+0x24/0x80 [ 58.041343][ T5345] softirqs last enabled at (79306): [] handle_softirqs+0xa4c/0xbf0 [ 58.042707][ T5345] softirqs last disabled at (79293): [] __irq_exit_rcu+0x240/0x440 [ 58.044118][ T5345] ---[ end trace 0fd05321d2686705 ]--- [ 58.045787][ T5345] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 58.234813][ T5366] loop0: detected capacity change from 0 to 32768 [ 58.237282][ T5366] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5366) [ 58.251937][ T5366] FAULT_INJECTION: forcing a failure. [ 58.251937][ T5366] name failslab, interval 1, probability 0, space 0, times 0 [ 58.253864][ T5366] CPU: 1 PID: 5366 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 58.255163][ T5366] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 58.256758][ T5366] Call trace: [ 58.257231][ T5366] dump_backtrace+0x0/0x43c [ 58.257881][ T5366] show_stack+0x2c/0x3c [ 58.258477][ T5366] __dump_stack+0x30/0x40 [ 58.259093][ T5366] dump_stack_lvl+0xf8/0x160 [ 58.259776][ T5366] dump_stack+0x1c/0x5c [ 58.260345][ T5366] should_fail+0x3c0/0x51c [ 58.260969][ T5366] __should_failslab+0xbc/0x10c [ 58.261701][ T5366] should_failslab+0x10/0x28 [ 58.262421][ T5366] slab_pre_alloc_hook+0x64/0xec [ 58.263145][ T5366] kmem_cache_alloc+0x94/0x3e4 [ 58.263782][ T5366] btrfs_add_delayed_data_ref+0x3bc/0xd0c [ 58.264617][ T5366] btrfs_inc_extent_ref+0x100/0x198 [ 58.265459][ T5366] btrfs_insert_replace_extent+0x660/0x970 [ 58.266321][ T5366] btrfs_replace_file_extents+0xa68/0x1290 [ 58.267217][ T5366] btrfs_clone+0xb30/0x1b24 [ 58.267860][ T5366] btrfs_clone_files+0x278/0x320 [ 58.268610][ T5366] btrfs_remap_file_range+0x488/0xb9c [ 58.269404][ T5366] vfs_copy_file_range+0xaa0/0x10ec [ 58.270181][ T5366] __arm64_sys_copy_file_range+0x534/0x8c8 [ 58.271069][ T5366] invoke_syscall+0x98/0x2b8 [ 58.271844][ T5366] el0_svc_common+0x138/0x258 [ 58.272575][ T5366] do_el0_svc+0x58/0x14c [ 58.273222][ T5366] el0_svc+0x78/0x1e0 [ 58.273840][ T5366] el0t_64_sync_handler+0xcc/0xe4 [ 58.274625][ T5366] el0t_64_sync+0x1a0/0x1a4 [ 58.276443][ T5366] ------------[ cut here ]------------ [ 58.277415][ T5366] WARNING: CPU: 1 PID: 5366 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 58.279092][ T5366] Modules linked in: [ 58.279727][ T5366] CPU: 1 PID: 5366 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 58.281192][ T5366] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 58.282698][ T5366] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 58.283952][ T5366] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 58.284904][ T5366] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 58.285842][ T5366] sp : ffff800021be7420 [ 58.286492][ T5366] x29: ffff800021be7540 x28: 000000000000ffff x27: 0000000000000000 [ 58.287798][ T5366] x26: dfff800000000000 x25: ffff0000caf76000 x24: ffff0000e243ebf0 [ 58.289071][ T5366] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000df0ad268 [ 58.290357][ T5366] x20: ffff0000df0ad210 x19: 1fffe0001be15a4d x18: 0000000000000001 [ 58.291547][ T5366] x17: 0000000000000000 x16: ffff800011169180 x15: 00000000ffffffff [ 58.292814][ T5366] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 58.294039][ T5366] x11: 0000000000000000 x10: 0000000000000000 x9 : f3d47007ee996800 [ 58.295313][ T5366] x8 : f3d47007ee996800 x7 : 0000000000000001 x6 : 0000000000000001 [ 58.296559][ T5366] x5 : ffff800021be6d18 x4 : ffff8000141ff5a0 x3 : ffff8000085043fc [ 58.297887][ T5366] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 58.299026][ T5366] Call trace: [ 58.299462][ T5366] btrfs_replace_file_extents+0xcc4/0x1290 [ 58.300389][ T5366] btrfs_clone+0xb30/0x1b24 [ 58.301121][ T5366] btrfs_clone_files+0x278/0x320 [ 58.301856][ T5366] btrfs_remap_file_range+0x488/0xb9c [ 58.302639][ T5366] vfs_copy_file_range+0xaa0/0x10ec [ 58.303436][ T5366] __arm64_sys_copy_file_range+0x534/0x8c8 [ 58.304329][ T5366] invoke_syscall+0x98/0x2b8 [ 58.305063][ T5366] el0_svc_common+0x138/0x258 [ 58.305741][ T5366] do_el0_svc+0x58/0x14c [ 58.306391][ T5366] el0_svc+0x78/0x1e0 [ 58.306941][ T5366] el0t_64_sync_handler+0xcc/0xe4 [ 58.307660][ T5366] el0t_64_sync+0x1a0/0x1a4 [ 58.308320][ T5366] irq event stamp: 79694 [ 58.308951][ T5366] hardirqs last enabled at (79693): [] __up_console_sem+0xb4/0x100 [ 58.310411][ T5366] hardirqs last disabled at (79694): [] el1_dbg+0x24/0x80 [ 58.311684][ T5366] softirqs last enabled at (79672): [] handle_softirqs+0xa4c/0xbf0 [ 58.313009][ T5366] softirqs last disabled at (79651): [] __irq_exit_rcu+0x240/0x440 [ 58.314344][ T5366] ---[ end trace 0fd05321d2686706 ]--- [ 58.316015][ T5366] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 58.519102][ T5387] loop0: detected capacity change from 0 to 32768 [ 58.521448][ T5387] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5387) [ 58.536007][ T5387] FAULT_INJECTION: forcing a failure. [ 58.536007][ T5387] name failslab, interval 1, probability 0, space 0, times 0 [ 58.538152][ T5387] CPU: 1 PID: 5387 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 58.539635][ T5387] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 58.541301][ T5387] Call trace: [ 58.541841][ T5387] dump_backtrace+0x0/0x43c [ 58.542584][ T5387] show_stack+0x2c/0x3c [ 58.543206][ T5387] __dump_stack+0x30/0x40 [ 58.543825][ T5387] dump_stack_lvl+0xf8/0x160 [ 58.544577][ T5387] dump_stack+0x1c/0x5c [ 58.545242][ T5387] should_fail+0x3c0/0x51c [ 58.545944][ T5387] __should_failslab+0xbc/0x10c [ 58.546701][ T5387] should_failslab+0x10/0x28 [ 58.547424][ T5387] slab_pre_alloc_hook+0x64/0xec [ 58.548213][ T5387] kmem_cache_alloc+0x94/0x3e4 [ 58.548941][ T5387] btrfs_add_delayed_data_ref+0x164/0xd0c [ 58.549783][ T5387] btrfs_inc_extent_ref+0x100/0x198 [ 58.550539][ T5387] btrfs_insert_replace_extent+0x660/0x970 [ 58.551408][ T5387] btrfs_replace_file_extents+0xa68/0x1290 [ 58.552294][ T5387] btrfs_clone+0xb30/0x1b24 [ 58.553031][ T5387] btrfs_clone_files+0x278/0x320 [ 58.553689][ T5387] btrfs_remap_file_range+0x488/0xb9c [ 58.554496][ T5387] vfs_copy_file_range+0xaa0/0x10ec [ 58.555272][ T5387] __arm64_sys_copy_file_range+0x534/0x8c8 [ 58.556096][ T5387] invoke_syscall+0x98/0x2b8 [ 58.556736][ T5387] el0_svc_common+0x138/0x258 [ 58.557453][ T5387] do_el0_svc+0x58/0x14c [ 58.558204][ T5387] el0_svc+0x78/0x1e0 [ 58.558774][ T5387] el0t_64_sync_handler+0xcc/0xe4 [ 58.559558][ T5387] el0t_64_sync+0x1a0/0x1a4 [ 58.561003][ T5387] ------------[ cut here ]------------ [ 58.561883][ T5387] WARNING: CPU: 1 PID: 5387 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 58.563426][ T5387] Modules linked in: [ 58.564023][ T5387] CPU: 1 PID: 5387 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 58.565320][ T5387] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 58.566952][ T5387] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 58.568166][ T5387] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 58.569130][ T5387] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 58.570036][ T5387] sp : ffff800021be7420 [ 58.570666][ T5387] x29: ffff800021be7540 x28: 000000000000ffff x27: 0000000000000000 [ 58.571786][ T5387] x26: dfff800000000000 x25: ffff0000cff60000 x24: ffff0000df3e1d70 [ 58.573009][ T5387] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000df0adf78 [ 58.574203][ T5387] x20: ffff0000df0adf20 x19: 1fffe0001be15bef x18: 0000000000000001 [ 58.575349][ T5387] x17: 0000000000000000 x16: ffff800011169180 x15: 00000000ffffffff [ 58.576474][ T5387] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 58.577623][ T5387] x11: 0000000000000000 x10: 0000000000000000 x9 : a8a9414c21c89300 [ 58.578798][ T5387] x8 : a8a9414c21c89300 x7 : 0000000000000001 x6 : 0000000000000001 [ 58.579972][ T5387] x5 : ffff800021be6d18 x4 : ffff8000141ff5a0 x3 : ffff8000085043fc [ 58.581240][ T5387] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 58.582400][ T5387] Call trace: [ 58.582909][ T5387] btrfs_replace_file_extents+0xcc4/0x1290 [ 58.583921][ T5387] btrfs_clone+0xb30/0x1b24 [ 58.584662][ T5387] btrfs_clone_files+0x278/0x320 [ 58.585391][ T5387] btrfs_remap_file_range+0x488/0xb9c [ 58.586209][ T5387] vfs_copy_file_range+0xaa0/0x10ec [ 58.586904][ T5387] __arm64_sys_copy_file_range+0x534/0x8c8 [ 58.587754][ T5387] invoke_syscall+0x98/0x2b8 [ 58.588398][ T5387] el0_svc_common+0x138/0x258 [ 58.589090][ T5387] do_el0_svc+0x58/0x14c [ 58.589709][ T5387] el0_svc+0x78/0x1e0 [ 58.590314][ T5387] el0t_64_sync_handler+0xcc/0xe4 [ 58.591053][ T5387] el0t_64_sync+0x1a0/0x1a4 [ 58.591809][ T5387] irq event stamp: 79114 [ 58.592508][ T5387] hardirqs last enabled at (79113): [] __up_console_sem+0xb4/0x100 [ 58.594044][ T5387] hardirqs last disabled at (79114): [] el1_dbg+0x24/0x80 [ 58.595397][ T5387] softirqs last enabled at (79094): [] handle_softirqs+0xa4c/0xbf0 [ 58.596866][ T5387] softirqs last disabled at (79075): [] __irq_exit_rcu+0x240/0x440 [ 58.598246][ T5387] ---[ end trace 0fd05321d2686707 ]--- [ 58.599215][ T5387] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 58.775066][ T5408] loop0: detected capacity change from 0 to 32768 [ 58.777560][ T5408] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5408) [ 58.792248][ T5408] FAULT_INJECTION: forcing a failure. [ 58.792248][ T5408] name failslab, interval 1, probability 0, space 0, times 0 [ 58.794915][ T5408] CPU: 1 PID: 5408 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 58.796282][ T5408] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 58.797996][ T5408] Call trace: [ 58.798535][ T5408] dump_backtrace+0x0/0x43c [ 58.799265][ T5408] show_stack+0x2c/0x3c [ 58.799951][ T5408] __dump_stack+0x30/0x40 [ 58.800669][ T5408] dump_stack_lvl+0xf8/0x160 [ 58.801390][ T5408] dump_stack+0x1c/0x5c [ 58.802070][ T5408] should_fail+0x3c0/0x51c [ 58.802745][ T5408] __should_failslab+0xbc/0x10c [ 58.803483][ T5408] should_failslab+0x10/0x28 [ 58.804175][ T5408] slab_pre_alloc_hook+0x64/0xec [ 58.805013][ T5408] kmem_cache_alloc+0x94/0x3e4 [ 58.805778][ T5408] btrfs_add_delayed_data_ref+0x3bc/0xd0c [ 58.806675][ T5408] btrfs_inc_extent_ref+0x100/0x198 [ 58.807457][ T5408] btrfs_insert_replace_extent+0x660/0x970 [ 58.808405][ T5408] btrfs_replace_file_extents+0xa68/0x1290 [ 58.809380][ T5408] btrfs_clone+0xb30/0x1b24 [ 58.810076][ T5408] btrfs_clone_files+0x278/0x320 [ 58.810899][ T5408] btrfs_remap_file_range+0x488/0xb9c [ 58.811779][ T5408] vfs_copy_file_range+0xaa0/0x10ec [ 58.812591][ T5408] __arm64_sys_copy_file_range+0x534/0x8c8 [ 58.813492][ T5408] invoke_syscall+0x98/0x2b8 [ 58.814251][ T5408] el0_svc_common+0x138/0x258 [ 58.815024][ T5408] do_el0_svc+0x58/0x14c [ 58.815658][ T5408] el0_svc+0x78/0x1e0 [ 58.816268][ T5408] el0t_64_sync_handler+0xcc/0xe4 [ 58.817022][ T5408] el0t_64_sync+0x1a0/0x1a4 [ 58.818661][ T5408] ------------[ cut here ]------------ [ 58.819579][ T5408] WARNING: CPU: 1 PID: 5408 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 58.821110][ T5408] Modules linked in: [ 58.821696][ T5408] CPU: 1 PID: 5408 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 58.823048][ T5408] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 58.824606][ T5408] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 58.825775][ T5408] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 58.826696][ T5408] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 58.827667][ T5408] sp : ffff800021fe7420 [ 58.828324][ T5408] x29: ffff800021fe7540 x28: 000000000000ffff x27: 0000000000000000 [ 58.829765][ T5408] x26: dfff800000000000 x25: ffff0000ce1e4000 x24: ffff0000df3e3110 [ 58.831134][ T5408] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000df0adaa8 [ 58.832470][ T5408] x20: ffff0000df0ada50 x19: 1fffe0001be15b55 x18: 0000000000000001 [ 58.833847][ T5408] x17: 0000000000000000 x16: ffff800011169180 x15: 00000000ffffffff [ 58.835090][ T5408] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 58.836346][ T5408] x11: 0000000000000000 x10: 0000000000000000 x9 : 0e7f6f08a6fa2300 [ 58.837570][ T5408] x8 : 0e7f6f08a6fa2300 x7 : 0000000000000001 x6 : 0000000000000001 [ 58.838822][ T5408] x5 : ffff800021fe6d18 x4 : ffff8000141ff5a0 x3 : ffff8000085043fc [ 58.840015][ T5408] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 58.841167][ T5408] Call trace: [ 58.841627][ T5408] btrfs_replace_file_extents+0xcc4/0x1290 [ 58.842530][ T5408] btrfs_clone+0xb30/0x1b24 [ 58.843225][ T5408] btrfs_clone_files+0x278/0x320 [ 58.843938][ T5408] btrfs_remap_file_range+0x488/0xb9c [ 58.844750][ T5408] vfs_copy_file_range+0xaa0/0x10ec [ 58.845514][ T5408] __arm64_sys_copy_file_range+0x534/0x8c8 [ 58.846374][ T5408] invoke_syscall+0x98/0x2b8 [ 58.847062][ T5408] el0_svc_common+0x138/0x258 [ 58.847735][ T5408] do_el0_svc+0x58/0x14c [ 58.848355][ T5408] el0_svc+0x78/0x1e0 [ 58.848938][ T5408] el0t_64_sync_handler+0xcc/0xe4 [ 58.849762][ T5408] el0t_64_sync+0x1a0/0x1a4 [ 58.850435][ T5408] irq event stamp: 79356 [ 58.851052][ T5408] hardirqs last enabled at (79355): [] __up_console_sem+0xb4/0x100 [ 58.852488][ T5408] hardirqs last disabled at (79356): [] el1_dbg+0x24/0x80 [ 58.853811][ T5408] softirqs last enabled at (79334): [] handle_softirqs+0xa4c/0xbf0 [ 58.855283][ T5408] softirqs last disabled at (79289): [] __irq_exit_rcu+0x240/0x440 [ 58.856701][ T5408] ---[ end trace 0fd05321d2686708 ]--- [ 58.858617][ T5408] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 59.052803][ T5429] loop0: detected capacity change from 0 to 32768 [ 59.055983][ T5429] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5429) [ 59.070684][ T5429] FAULT_INJECTION: forcing a failure. [ 59.070684][ T5429] name failslab, interval 1, probability 0, space 0, times 0 [ 59.072757][ T5429] CPU: 1 PID: 5429 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 59.074320][ T5429] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 59.075956][ T5429] Call trace: [ 59.076460][ T5429] dump_backtrace+0x0/0x43c [ 59.077170][ T5429] show_stack+0x2c/0x3c [ 59.077852][ T5429] __dump_stack+0x30/0x40 [ 59.078591][ T5429] dump_stack_lvl+0xf8/0x160 [ 59.079341][ T5429] dump_stack+0x1c/0x5c [ 59.080019][ T5429] should_fail+0x3c0/0x51c [ 59.080721][ T5429] __should_failslab+0xbc/0x10c [ 59.081449][ T5429] should_failslab+0x10/0x28 [ 59.082192][ T5429] slab_pre_alloc_hook+0x64/0xec [ 59.082978][ T5429] kmem_cache_alloc+0x94/0x3e4 [ 59.083723][ T5429] btrfs_add_delayed_data_ref+0x164/0xd0c [ 59.084548][ T5429] btrfs_inc_extent_ref+0x100/0x198 [ 59.085301][ T5429] btrfs_insert_replace_extent+0x660/0x970 [ 59.086195][ T5429] btrfs_replace_file_extents+0xa68/0x1290 [ 59.087016][ T5429] btrfs_clone+0xb30/0x1b24 [ 59.087725][ T5429] btrfs_clone_files+0x278/0x320 [ 59.088487][ T5429] btrfs_remap_file_range+0x488/0xb9c [ 59.089296][ T5429] vfs_copy_file_range+0xaa0/0x10ec [ 59.090082][ T5429] __arm64_sys_copy_file_range+0x534/0x8c8 [ 59.090927][ T5429] invoke_syscall+0x98/0x2b8 [ 59.091642][ T5429] el0_svc_common+0x138/0x258 [ 59.092347][ T5429] do_el0_svc+0x58/0x14c [ 59.093010][ T5429] el0_svc+0x78/0x1e0 [ 59.093608][ T5429] el0t_64_sync_handler+0xcc/0xe4 [ 59.094375][ T5429] el0t_64_sync+0x1a0/0x1a4 [ 59.096127][ T5429] ------------[ cut here ]------------ [ 59.097072][ T5429] WARNING: CPU: 1 PID: 5429 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 59.098637][ T5429] Modules linked in: [ 59.099250][ T5429] CPU: 1 PID: 5429 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 59.100611][ T5429] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 59.102215][ T5429] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 59.103488][ T5429] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 59.104471][ T5429] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 59.105479][ T5429] sp : ffff800022127420 [ 59.106129][ T5429] x29: ffff800022127540 x28: 000000000000ffff x27: 0000000000000000 [ 59.107428][ T5429] x26: dfff800000000000 x25: ffff0000cebcc000 x24: ffff0000e24c44b0 [ 59.108708][ T5429] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000dd633e18 [ 59.109948][ T5429] x20: ffff0000dd633dc0 x19: 1fffe0001bac67c3 x18: 0000000000000001 [ 59.111201][ T5429] x17: 0000000000000000 x16: ffff800011169180 x15: 00000000ffffffff [ 59.112401][ T5429] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 59.113657][ T5429] x11: 0000000000000000 x10: 0000000000000000 x9 : 3548d76a4f4be500 [ 59.114873][ T5429] x8 : 3548d76a4f4be500 x7 : 0000000000000001 x6 : 0000000000000001 [ 59.116174][ T5429] x5 : ffff800022126d18 x4 : ffff8000141ff5a0 x3 : ffff8000085043fc [ 59.117319][ T5429] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 59.118557][ T5429] Call trace: [ 59.119100][ T5429] btrfs_replace_file_extents+0xcc4/0x1290 [ 59.119955][ T5429] btrfs_clone+0xb30/0x1b24 [ 59.120682][ T5429] btrfs_clone_files+0x278/0x320 [ 59.121420][ T5429] btrfs_remap_file_range+0x488/0xb9c [ 59.122272][ T5429] vfs_copy_file_range+0xaa0/0x10ec [ 59.123060][ T5429] __arm64_sys_copy_file_range+0x534/0x8c8 [ 59.124019][ T5429] invoke_syscall+0x98/0x2b8 [ 59.124774][ T5429] el0_svc_common+0x138/0x258 [ 59.125501][ T5429] do_el0_svc+0x58/0x14c [ 59.126118][ T5429] el0_svc+0x78/0x1e0 [ 59.126705][ T5429] el0t_64_sync_handler+0xcc/0xe4 [ 59.127451][ T5429] el0t_64_sync+0x1a0/0x1a4 [ 59.128154][ T5429] irq event stamp: 79002 [ 59.128740][ T5429] hardirqs last enabled at (79001): [] __up_console_sem+0xb4/0x100 [ 59.130218][ T5429] hardirqs last disabled at (79002): [] el1_dbg+0x24/0x80 [ 59.131560][ T5429] softirqs last enabled at (78982): [] handle_softirqs+0xa4c/0xbf0 [ 59.133099][ T5429] softirqs last disabled at (78967): [] __irq_exit_rcu+0x240/0x440 [ 59.134605][ T5429] ---[ end trace 0fd05321d2686709 ]--- [ 59.135647][ T5429] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 59.328704][ T5450] loop0: detected capacity change from 0 to 32768 [ 59.331031][ T5450] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5450) [ 59.336283][ T5450] btrfs_printk: 70 callbacks suppressed [ 59.336295][ T5450] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 59.338710][ T5450] BTRFS info (device loop0): setting nodatacow, compression disabled [ 59.340004][ T5450] BTRFS info (device loop0): turning on flush-on-commit [ 59.341108][ T5450] BTRFS info (device loop0): disabling tree log [ 59.342071][ T5450] BTRFS info (device loop0): enabling auto defrag [ 59.343057][ T5450] BTRFS info (device loop0): using free space tree [ 59.344101][ T5450] BTRFS info (device loop0): has skinny extents [ 59.353410][ T5450] BTRFS info (device loop0): enabling ssd optimizations [ 59.358469][ T5450] FAULT_INJECTION: forcing a failure. [ 59.358469][ T5450] name failslab, interval 1, probability 0, space 0, times 0 [ 59.360442][ T5450] CPU: 0 PID: 5450 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 59.361849][ T5450] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 59.363357][ T5450] Call trace: [ 59.363856][ T5450] dump_backtrace+0x0/0x43c [ 59.364544][ T5450] show_stack+0x2c/0x3c [ 59.365131][ T5450] __dump_stack+0x30/0x40 [ 59.365744][ T5450] dump_stack_lvl+0xf8/0x160 [ 59.366400][ T5450] dump_stack+0x1c/0x5c [ 59.367028][ T5450] should_fail+0x3c0/0x51c [ 59.367750][ T5450] __should_failslab+0xbc/0x10c [ 59.368496][ T5450] should_failslab+0x10/0x28 [ 59.369203][ T5450] slab_pre_alloc_hook+0x64/0xec [ 59.369923][ T5450] kmem_cache_alloc+0x94/0x3e4 [ 59.370675][ T5450] btrfs_add_delayed_data_ref+0x3bc/0xd0c [ 59.371530][ T5450] btrfs_inc_extent_ref+0x100/0x198 [ 59.372333][ T5450] btrfs_insert_replace_extent+0x660/0x970 [ 59.373233][ T5450] btrfs_replace_file_extents+0xa68/0x1290 [ 59.374101][ T5450] btrfs_clone+0xb30/0x1b24 [ 59.374753][ T5450] btrfs_clone_files+0x278/0x320 [ 59.375525][ T5450] btrfs_remap_file_range+0x488/0xb9c [ 59.376363][ T5450] vfs_copy_file_range+0xaa0/0x10ec [ 59.377156][ T5450] __arm64_sys_copy_file_range+0x534/0x8c8 [ 59.378074][ T5450] invoke_syscall+0x98/0x2b8 [ 59.378751][ T5450] el0_svc_common+0x138/0x258 [ 59.379449][ T5450] do_el0_svc+0x58/0x14c [ 59.380111][ T5450] el0_svc+0x78/0x1e0 [ 59.380743][ T5450] el0t_64_sync_handler+0xcc/0xe4 [ 59.381482][ T5450] el0t_64_sync+0x1a0/0x1a4 [ 59.385047][ T5450] ------------[ cut here ]------------ [ 59.385912][ T5450] WARNING: CPU: 0 PID: 5450 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 59.387368][ T5450] Modules linked in: [ 59.387934][ T5450] CPU: 0 PID: 5450 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 59.389309][ T5450] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 59.390814][ T5450] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 59.391988][ T5450] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 59.392950][ T5450] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 59.393827][ T5450] sp : ffff800022287420 [ 59.394439][ T5450] x29: ffff800022287540 x28: 000000000000ffff x27: 0000000000000000 [ 59.395656][ T5450] x26: dfff800000000000 x25: ffff0000dc578000 x24: ffff0000df3e5850 [ 59.396927][ T5450] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000df117e18 [ 59.398105][ T5450] x20: ffff0000df117dc0 x19: 1fffe0001be22fc3 x18: 0000000000000001 [ 59.399307][ T5450] x17: 0000000000000000 x16: ffff800011169180 x15: 00000000ffffffff [ 59.400417][ T5450] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 59.401633][ T5450] x11: 0000000000000000 x10: 0000000000000000 x9 : 9c5da3224baf2600 [ 59.402861][ T5450] x8 : 9c5da3224baf2600 x7 : 0000000000000001 x6 : 0000000000000001 [ 59.404117][ T5450] x5 : ffff800022286d18 x4 : ffff8000141ff5a0 x3 : ffff8000085043fc