Warning: Permanently added '10.128.1.61' (ED25519) to the list of known hosts. 1970/01/01 00:01:00 ignoring optional flag "sandboxArg"="0" 1970/01/01 00:01:00 ignoring optional flag "type"="gce" 1970/01/01 00:01:01 parsed 1 programs 1970/01/01 00:01:01 executed programs: 0 [ 61.326681][ T4301] chnl_net:caif_netlink_parms(): no params data found [ 61.367363][ T4301] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.371162][ T4301] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.373791][ T4301] device bridge_slave_0 entered promiscuous mode [ 61.377493][ T4301] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.379677][ T4301] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.382353][ T4301] device bridge_slave_1 entered promiscuous mode [ 61.397000][ T4301] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.401433][ T4301] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.418340][ T4301] team0: Port device team_slave_0 added [ 61.422181][ T4301] team0: Port device team_slave_1 added [ 61.436968][ T4301] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 61.439029][ T4301] 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. [ 61.446052][ T4301] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 61.451908][ T4301] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 61.453917][ T4301] 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. [ 61.462097][ T4301] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 61.540751][ T4301] device hsr_slave_0 entered promiscuous mode [ 61.559416][ T4301] device hsr_slave_1 entered promiscuous mode [ 62.237982][ T4301] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 62.280423][ T4301] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 62.300658][ T4301] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 62.332060][ T4301] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 62.434063][ T4301] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.442433][ T616] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.445055][ T616] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.451881][ T4301] 8021q: adding VLAN 0 to HW filter on device team0 [ 62.456574][ T616] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 62.461910][ T616] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 62.464894][ T616] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.466890][ T616] bridge0: port 1(bridge_slave_0) entered forwarding state [ 62.478730][ T616] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 62.481416][ T616] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 62.484528][ T616] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 62.487303][ T616] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.489334][ T616] bridge0: port 2(bridge_slave_1) entered forwarding state [ 62.493165][ T616] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 62.506415][ T616] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 62.511928][ T616] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 62.515681][ T616] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 62.518805][ T616] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 62.521678][ T616] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 62.530918][ T4301] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 62.533794][ T4301] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 62.537433][ T616] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 62.544154][ T616] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 62.547398][ T616] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 62.551798][ T616] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 62.554482][ T616] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 62.561278][ T616] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 62.644691][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 62.646984][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 62.655110][ T4301] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 62.670581][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 62.673363][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 62.689535][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 62.692313][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 62.695284][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 62.698172][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 62.705901][ T4301] device veth0_vlan entered promiscuous mode [ 62.713140][ T4301] device veth1_vlan entered promiscuous mode [ 62.731744][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 62.734828][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 62.737378][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 62.741597][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 62.746524][ T4301] device veth0_macvtap entered promiscuous mode [ 62.752143][ T4301] device veth1_macvtap entered promiscuous mode [ 62.765417][ T4301] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 62.767550][ T616] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 62.771714][ T616] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 62.774414][ T616] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 62.777278][ T616] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 62.783729][ T4301] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 62.787949][ T4301] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 62.793783][ T4301] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 62.796141][ T4301] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 62.798504][ T4301] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 62.802415][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 62.805221][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 62.861963][ T148] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 62.864307][ T148] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 62.867272][ T616] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 62.891194][ T148] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 62.893472][ T148] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 62.896508][ T616] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 63.196400][ T4412] loop0: detected capacity change from 0 to 32768 [ 63.205899][ T4412] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4412) [ 63.216979][ T4412] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 63.221689][ T4412] BTRFS info (device loop0): using free space tree [ 63.223757][ T4412] BTRFS info (device loop0): has skinny extents [ 63.309330][ T25] Bluetooth: hci0: command 0x0409 tx timeout [ 63.312838][ T4412] BTRFS info (device loop0): enabling ssd optimizations [ 63.341534][ T4412] FAULT_INJECTION: forcing a failure. [ 63.341534][ T4412] name failslab, interval 1, probability 0, space 0, times 1 [ 63.345339][ T4412] CPU: 1 PID: 4412 Comm: syz-executor.0 Not tainted 5.15.189-syzkaller #0 [ 63.347699][ T4412] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 63.350432][ T4412] Call trace: [ 63.351295][ T4412] dump_backtrace+0x0/0x43c [ 63.352494][ T4412] show_stack+0x2c/0x3c [ 63.353638][ T4412] __dump_stack+0x30/0x40 [ 63.354834][ T4412] dump_stack_lvl+0xf8/0x160 [ 63.356156][ T4412] dump_stack+0x1c/0x5c [ 63.357322][ T4412] should_fail+0x3c0/0x51c [ 63.358519][ T4412] __should_failslab+0xbc/0x10c [ 63.359885][ T4412] should_failslab+0x10/0x28 [ 63.361148][ T4412] slab_pre_alloc_hook+0x64/0xec [ 63.362529][ T4412] kmem_cache_alloc+0x94/0x3e4 [ 63.363845][ T4412] alloc_extent_map+0x28/0x128 [ 63.365159][ T4412] btrfs_drop_extent_cache+0x160/0xdec [ 63.366859][ T4412] btrfs_drop_extents+0x2c8/0x21a4 [ 63.368304][ T4412] btrfs_replace_file_extents+0x328/0x1290 [ 63.369945][ T4412] __btrfs_prealloc_file_range+0x390/0xb88 [ 63.371561][ T4412] btrfs_prealloc_file_range+0x60/0x7c [ 63.373103][ T4412] btrfs_fallocate+0x1330/0x1614 [ 63.374449][ T4412] vfs_fallocate+0x4a4/0x5f4 [ 63.375736][ T4412] ioctl_preallocate+0x22c/0x2c8 [ 63.377143][ T4412] do_vfs_ioctl+0x1a3c/0x2370 [ 63.378426][ T4412] __arm64_sys_ioctl+0xe4/0x1c8 [ 63.379767][ T4412] invoke_syscall+0x98/0x2b8 [ 63.381036][ T4412] el0_svc_common+0x138/0x258 [ 63.382343][ T4412] do_el0_svc+0x58/0x14c [ 63.383523][ T4412] el0_svc+0x78/0x1e0 [ 63.384638][ T4412] el0t_64_sync_handler+0xcc/0xe4 [ 63.386072][ T4412] el0t_64_sync+0x1a0/0x1a4 [ 63.843778][ T4473] loop0: detected capacity change from 0 to 32768 [ 63.853813][ T4473] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4473) [ 63.865848][ T4473] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 63.874209][ T4473] BTRFS info (device loop0): using free space tree [ 63.876193][ T4473] BTRFS info (device loop0): has skinny extents [ 63.943318][ T4473] BTRFS info (device loop0): enabling ssd optimizations [ 63.964660][ T4473] FAULT_INJECTION: forcing a failure. [ 63.964660][ T4473] name failslab, interval 1, probability 0, space 0, times 0 [ 63.968146][ T4473] CPU: 1 PID: 4473 Comm: syz-executor.0 Not tainted 5.15.189-syzkaller #0 [ 63.970477][ T4473] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 63.973242][ T4473] Call trace: [ 63.974185][ T4473] dump_backtrace+0x0/0x43c [ 63.975371][ T4473] show_stack+0x2c/0x3c [ 63.976520][ T4473] __dump_stack+0x30/0x40 [ 63.977698][ T4473] dump_stack_lvl+0xf8/0x160 [ 63.978931][ T4473] dump_stack+0x1c/0x5c [ 63.980091][ T4473] should_fail+0x3c0/0x51c [ 63.981344][ T4473] __should_failslab+0xbc/0x10c [ 63.982668][ T4473] should_failslab+0x10/0x28 [ 63.983885][ T4473] slab_pre_alloc_hook+0x64/0xec [ 63.985252][ T4473] kmem_cache_alloc+0x94/0x3e4 [ 63.986558][ T4473] btrfs_add_delayed_data_ref+0x164/0xd0c [ 63.988158][ T4473] btrfs_alloc_reserved_file_extent+0x19c/0x2bc [ 63.989837][ T4473] btrfs_insert_replace_extent+0x7e4/0x970 [ 63.991474][ T4473] btrfs_replace_file_extents+0xa68/0x1290 [ 63.993060][ T4473] __btrfs_prealloc_file_range+0x390/0xb88 [ 63.994604][ T4473] btrfs_prealloc_file_range+0x60/0x7c [ 63.996105][ T4473] btrfs_fallocate+0x1330/0x1614 [ 63.997488][ T4473] vfs_fallocate+0x4a4/0x5f4 [ 63.998729][ T4473] ioctl_preallocate+0x22c/0x2c8 [ 64.000172][ T4473] do_vfs_ioctl+0x1a3c/0x2370 [ 64.001519][ T4473] __arm64_sys_ioctl+0xe4/0x1c8 [ 64.002840][ T4473] invoke_syscall+0x98/0x2b8 [ 64.004118][ T4473] el0_svc_common+0x138/0x258 [ 64.005485][ T4473] do_el0_svc+0x58/0x14c [ 64.006637][ T4473] el0_svc+0x78/0x1e0 [ 64.007725][ T4473] el0t_64_sync_handler+0xcc/0xe4 [ 64.009050][ T4473] el0t_64_sync+0x1a0/0x1a4 [ 64.065120][ T4473] ------------[ cut here ]------------ [ 64.067036][ T4473] WARNING: CPU: 1 PID: 4473 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 64.069859][ T4473] Modules linked in: [ 64.070977][ T4473] CPU: 1 PID: 4473 Comm: syz-executor.0 Not tainted 5.15.189-syzkaller #0 [ 64.073354][ T4473] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 64.076149][ T4473] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 64.078326][ T4473] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 64.080030][ T4473] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 64.081736][ T4473] sp : ffff80001f6471e0 [ 64.082864][ T4473] x29: ffff80001f647300 x28: 0000000000000fff x27: 0000000000000000 [ 64.085126][ T4473] x26: dfff800000000000 x25: ffff0000de710000 x24: ffff0000e24ca740 [ 64.087362][ T4473] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000de8523c8 [ 64.089557][ T4473] x20: ffff0000de852370 x19: 1fffe0001bd0a479 x18: 0000000000000001 [ 64.091773][ T4473] x17: 0000000000000000 x16: ffff8000111bc798 x15: 00000000ffffffff [ 64.094033][ T4473] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 64.096185][ T4473] x11: 0000000000000000 x10: 0000000000000000 x9 : 184034d9baac5200 [ 64.098319][ T4473] x8 : 184034d9baac5200 x7 : 0000000000000001 x6 : 0000000000000001 [ 64.100415][ T4473] x5 : ffff80001f646ad8 x4 : ffff80001424f400 x3 : ffff80000850433c [ 64.102618][ T4473] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 64.104813][ T4473] Call trace: [ 64.105684][ T4473] btrfs_replace_file_extents+0xcc4/0x1290 [ 64.107278][ T4473] __btrfs_prealloc_file_range+0x390/0xb88 [ 64.108880][ T4473] btrfs_prealloc_file_range+0x60/0x7c [ 64.110414][ T4473] btrfs_fallocate+0x1330/0x1614 [ 64.111893][ T4473] vfs_fallocate+0x4a4/0x5f4 [ 64.113122][ T4473] ioctl_preallocate+0x22c/0x2c8 [ 64.114454][ T4473] do_vfs_ioctl+0x1a3c/0x2370 [ 64.115724][ T4473] __arm64_sys_ioctl+0xe4/0x1c8 [ 64.117109][ T4473] invoke_syscall+0x98/0x2b8 [ 64.118364][ T4473] el0_svc_common+0x138/0x258 [ 64.119642][ T4473] do_el0_svc+0x58/0x14c [ 64.120894][ T4473] el0_svc+0x78/0x1e0 [ 64.122037][ T4473] el0t_64_sync_handler+0xcc/0xe4 [ 64.123418][ T4473] el0t_64_sync+0x1a0/0x1a4 [ 64.124735][ T4473] irq event stamp: 81812 [ 64.125950][ T4473] hardirqs last enabled at (81811): [] __up_console_sem+0xb4/0x100 [ 64.128722][ T4473] hardirqs last disabled at (81812): [] el1_dbg+0x24/0x80 [ 64.131169][ T4473] softirqs last enabled at (81788): [] handle_softirqs+0xa4c/0xbf0 [ 64.133848][ T4473] softirqs last disabled at (81719): [] __irq_exit_rcu+0x240/0x440 [ 64.136527][ T4473] ---[ end trace 1c030a0ec0852934 ]--- [ 64.142026][ T4473] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 64.145053][ T4473] BTRFS info (device loop0): forced readonly [ 64.522898][ T4534] loop0: detected capacity change from 0 to 32768 [ 64.531246][ T4534] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4534) [ 64.547290][ T4534] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 64.553342][ T4534] BTRFS info (device loop0): using free space tree [ 64.555274][ T4534] BTRFS info (device loop0): has skinny extents [ 64.652984][ T4534] BTRFS info (device loop0): enabling ssd optimizations [ 64.661626][ T4534] FAULT_INJECTION: forcing a failure. [ 64.661626][ T4534] name failslab, interval 1, probability 0, space 0, times 0 [ 64.665095][ T4534] CPU: 0 PID: 4534 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 64.667721][ T4534] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 64.670591][ T4534] Call trace: [ 64.671502][ T4534] dump_backtrace+0x0/0x43c [ 64.672759][ T4534] show_stack+0x2c/0x3c [ 64.673984][ T4534] __dump_stack+0x30/0x40 [ 64.675192][ T4534] dump_stack_lvl+0xf8/0x160 [ 64.676543][ T4534] dump_stack+0x1c/0x5c [ 64.677728][ T4534] should_fail+0x3c0/0x51c [ 64.678948][ T4534] __should_failslab+0xbc/0x10c [ 64.680378][ T4534] should_failslab+0x10/0x28 [ 64.681668][ T4534] slab_pre_alloc_hook+0x64/0xec [ 64.683089][ T4534] kmem_cache_alloc+0x94/0x3e4 [ 64.684443][ T4534] alloc_extent_map+0x28/0x128 [ 64.685774][ T4534] btrfs_drop_extent_cache+0x160/0xdec [ 64.687251][ T4534] btrfs_drop_extents+0x2c8/0x21a4 [ 64.688645][ T4534] btrfs_replace_file_extents+0x328/0x1290 [ 64.690240][ T4534] __btrfs_prealloc_file_range+0x390/0xb88 [ 64.691816][ T4534] btrfs_prealloc_file_range+0x60/0x7c [ 64.693262][ T4534] btrfs_fallocate+0x1330/0x1614 [ 64.694662][ T4534] vfs_fallocate+0x4a4/0x5f4 [ 64.696031][ T4534] ioctl_preallocate+0x22c/0x2c8 [ 64.697402][ T4534] do_vfs_ioctl+0x1a3c/0x2370 [ 64.698633][ T4534] __arm64_sys_ioctl+0xe4/0x1c8 [ 64.700054][ T4534] invoke_syscall+0x98/0x2b8 [ 64.701329][ T4534] el0_svc_common+0x138/0x258 [ 64.702667][ T4534] do_el0_svc+0x58/0x14c [ 64.703792][ T4534] el0_svc+0x78/0x1e0 [ 64.704867][ T4534] el0t_64_sync_handler+0xcc/0xe4 [ 64.706206][ T4534] el0t_64_sync+0x1a0/0x1a4 [ 65.096384][ T4595] loop0: detected capacity change from 0 to 32768 [ 65.107795][ T4595] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4595) [ 65.116954][ T4595] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 65.122120][ T4595] BTRFS info (device loop0): using free space tree [ 65.124131][ T4595] BTRFS info (device loop0): has skinny extents [ 65.148152][ T4595] BTRFS info (device loop0): enabling ssd optimizations [ 65.162947][ T4595] FAULT_INJECTION: forcing a failure. [ 65.162947][ T4595] name failslab, interval 1, probability 0, space 0, times 0 [ 65.180114][ T4595] CPU: 0 PID: 4595 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 65.182939][ T4595] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 65.185764][ T4595] Call trace: [ 65.186708][ T4595] dump_backtrace+0x0/0x43c [ 65.188011][ T4595] show_stack+0x2c/0x3c [ 65.189245][ T4595] __dump_stack+0x30/0x40 [ 65.190452][ T4595] dump_stack_lvl+0xf8/0x160 [ 65.191755][ T4595] dump_stack+0x1c/0x5c [ 65.192949][ T4595] should_fail+0x3c0/0x51c [ 65.194197][ T4595] __should_failslab+0xbc/0x10c [ 65.195598][ T4595] should_failslab+0x10/0x28 [ 65.196886][ T4595] slab_pre_alloc_hook+0x64/0xec [ 65.198253][ T4595] kmem_cache_alloc+0x94/0x3e4 [ 65.199561][ T4595] btrfs_add_delayed_data_ref+0x164/0xd0c [ 65.201169][ T4595] btrfs_alloc_reserved_file_extent+0x19c/0x2bc [ 65.202915][ T4595] btrfs_insert_replace_extent+0x7e4/0x970 [ 65.204588][ T4595] btrfs_replace_file_extents+0xa68/0x1290 [ 65.206246][ T4595] __btrfs_prealloc_file_range+0x390/0xb88 [ 65.207787][ T4595] btrfs_prealloc_file_range+0x60/0x7c [ 65.209348][ T4595] btrfs_fallocate+0x1330/0x1614 [ 65.210746][ T4595] vfs_fallocate+0x4a4/0x5f4 [ 65.212135][ T4595] ioctl_preallocate+0x22c/0x2c8 [ 65.213536][ T4595] do_vfs_ioctl+0x1a3c/0x2370 [ 65.214894][ T4595] __arm64_sys_ioctl+0xe4/0x1c8 [ 65.216344][ T4595] invoke_syscall+0x98/0x2b8 [ 65.217580][ T4595] el0_svc_common+0x138/0x258 [ 65.218883][ T4595] do_el0_svc+0x58/0x14c [ 65.220074][ T4595] el0_svc+0x78/0x1e0 [ 65.221139][ T4595] el0t_64_sync_handler+0xcc/0xe4 [ 65.222568][ T4595] el0t_64_sync+0x1a0/0x1a4 [ 65.232654][ T4595] ------------[ cut here ]------------ [ 65.234631][ T4595] WARNING: CPU: 0 PID: 4595 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 65.237364][ T4595] Modules linked in: [ 65.238426][ T4595] CPU: 0 PID: 4595 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 65.241180][ T4595] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 65.243953][ T4595] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 65.246166][ T4595] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 65.247952][ T4595] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 65.249633][ T4595] sp : ffff80001fb371e0 [ 65.250853][ T4595] x29: ffff80001fb37300 x28: 0000000000000fff x27: 0000000000000000 [ 65.253186][ T4595] x26: dfff800000000000 x25: ffff0000ce43e000 x24: ffff0000dea83110 [ 65.255469][ T4595] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000de9d5318 [ 65.257766][ T4595] x20: ffff0000de9d52c0 x19: 1fffe0001bd3aa63 x18: 0000000000000001 [ 65.260017][ T4595] x17: 0000000000000000 x16: ffff8000111bc798 x15: 00000000ffffffff [ 65.262289][ T4595] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 65.264564][ T4595] x11: 0000000000000000 x10: 0000000000000000 x9 : 7509991feaaef400 [ 65.266808][ T4595] x8 : 7509991feaaef400 x7 : 0000000000000001 x6 : 0000000000000001 [ 65.269029][ T4595] x5 : ffff80001fb36ad8 x4 : ffff80001424f400 x3 : ffff80000850433c [ 65.271186][ T4595] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 65.273351][ T4595] Call trace: [ 65.274215][ T4595] btrfs_replace_file_extents+0xcc4/0x1290 [ 65.275847][ T4595] __btrfs_prealloc_file_range+0x390/0xb88 [ 65.277477][ T4595] btrfs_prealloc_file_range+0x60/0x7c [ 65.278955][ T4595] btrfs_fallocate+0x1330/0x1614 [ 65.280424][ T4595] vfs_fallocate+0x4a4/0x5f4 [ 65.281647][ T4595] ioctl_preallocate+0x22c/0x2c8 [ 65.283059][ T4595] do_vfs_ioctl+0x1a3c/0x2370 [ 65.284387][ T4595] __arm64_sys_ioctl+0xe4/0x1c8 [ 65.285818][ T4595] invoke_syscall+0x98/0x2b8 [ 65.287128][ T4595] el0_svc_common+0x138/0x258 [ 65.288403][ T4595] do_el0_svc+0x58/0x14c [ 65.289791][ T4595] el0_svc+0x78/0x1e0 [ 65.290908][ T4595] el0t_64_sync_handler+0xcc/0xe4 [ 65.292367][ T4595] el0t_64_sync+0x1a0/0x1a4 [ 65.293635][ T4595] irq event stamp: 81822 [ 65.294775][ T4595] hardirqs last enabled at (81821): [] __up_console_sem+0xb4/0x100 [ 65.297431][ T4595] hardirqs last disabled at (81822): [] el1_dbg+0x24/0x80 [ 65.299837][ T4595] softirqs last enabled at (81798): [] handle_softirqs+0xa4c/0xbf0 [ 65.302469][ T4595] softirqs last disabled at (81733): [] __irq_exit_rcu+0x240/0x440 [ 65.305035][ T4595] ---[ end trace 1c030a0ec0852935 ]--- [ 65.335695][ T4595] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 65.340303][ T4595] BTRFS info (device loop0): forced readonly [ 65.388995][ T21] Bluetooth: hci0: command 0x041b tx timeout [ 65.765930][ T4650] loop0: detected capacity change from 0 to 32768 [ 65.778983][ T4650] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4650) [ 65.793586][ T4650] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 65.796015][ T4650] BTRFS info (device loop0): using free space tree [ 65.797743][ T4650] BTRFS info (device loop0): has skinny extents [ 65.897955][ T4650] BTRFS info (device loop0): enabling ssd optimizations [ 65.907357][ T4650] FAULT_INJECTION: forcing a failure. [ 65.907357][ T4650] name failslab, interval 1, probability 0, space 0, times 0 [ 65.911135][ T4650] CPU: 1 PID: 4650 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 65.913862][ T4650] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 65.916633][ T4650] Call trace: [ 65.917549][ T4650] dump_backtrace+0x0/0x43c [ 65.918799][ T4650] show_stack+0x2c/0x3c [ 65.919945][ T4650] __dump_stack+0x30/0x40 [ 65.921134][ T4650] dump_stack_lvl+0xf8/0x160 [ 65.922407][ T4650] dump_stack+0x1c/0x5c [ 65.923540][ T4650] should_fail+0x3c0/0x51c [ 65.924727][ T4650] __should_failslab+0xbc/0x10c [ 65.926100][ T4650] should_failslab+0x10/0x28 [ 65.927383][ T4650] slab_pre_alloc_hook+0x64/0xec [ 65.928700][ T4650] kmem_cache_alloc+0x94/0x3e4 [ 65.929988][ T4650] btrfs_add_delayed_data_ref+0x164/0xd0c [ 65.931574][ T4650] btrfs_alloc_reserved_file_extent+0x19c/0x2bc [ 65.933338][ T4650] btrfs_insert_replace_extent+0x7e4/0x970 [ 65.934990][ T4650] btrfs_replace_file_extents+0xa68/0x1290 [ 65.936594][ T4650] __btrfs_prealloc_file_range+0x390/0xb88 [ 65.938161][ T4650] btrfs_prealloc_file_range+0x60/0x7c [ 65.939700][ T4650] btrfs_fallocate+0x1330/0x1614 [ 65.941054][ T4650] vfs_fallocate+0x4a4/0x5f4 [ 65.942281][ T4650] ioctl_preallocate+0x22c/0x2c8 [ 65.943614][ T4650] do_vfs_ioctl+0x1a3c/0x2370 [ 65.944851][ T4650] __arm64_sys_ioctl+0xe4/0x1c8 [ 65.946162][ T4650] invoke_syscall+0x98/0x2b8 [ 65.947388][ T4650] el0_svc_common+0x138/0x258 [ 65.948685][ T4650] do_el0_svc+0x58/0x14c [ 65.949788][ T4650] el0_svc+0x78/0x1e0 [ 65.950839][ T4650] el0t_64_sync_handler+0xcc/0xe4 [ 65.952290][ T4650] el0t_64_sync+0x1a0/0x1a4 [ 65.956148][ T4650] ------------[ cut here ]------------ [ 65.957991][ T4650] WARNING: CPU: 1 PID: 4650 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 65.960684][ T4650] Modules linked in: [ 65.961735][ T4650] CPU: 1 PID: 4650 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 65.964452][ T4650] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 65.967141][ T4650] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 65.969293][ T4650] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 65.971027][ T4650] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 65.972761][ T4650] sp : ffff80001f6171e0 [ 65.973915][ T4650] x29: ffff80001f617300 x28: 0000000000000fff x27: 0000000000000000 [ 65.976115][ T4650] x26: dfff800000000000 x25: ffff0000d4f0e000 x24: ffff0000e24cc4b0 [ 65.978323][ T4650] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000de852688 [ 65.980602][ T4650] x20: ffff0000de852630 x19: 1fffe0001bd0a4d1 x18: 0000000000000001 [ 65.982810][ T4650] x17: 0000000000000000 x16: ffff8000111bc798 x15: 00000000ffffffff [ 65.985001][ T4650] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 65.987222][ T4650] x11: 0000000000000000 x10: 0000000000000000 x9 : 113089d792d8b000 [ 65.989335][ T4650] x8 : 113089d792d8b000 x7 : 0000000000000001 x6 : 0000000000000001 [ 65.991454][ T4650] x5 : ffff80001f616ad8 x4 : ffff80001424f400 x3 : ffff80000850433c [ 65.993633][ T4650] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 65.995886][ T4650] Call trace: [ 65.996793][ T4650] btrfs_replace_file_extents+0xcc4/0x1290 [ 65.998416][ T4650] __btrfs_prealloc_file_range+0x390/0xb88 [ 66.000076][ T4650] btrfs_prealloc_file_range+0x60/0x7c [ 66.001595][ T4650] btrfs_fallocate+0x1330/0x1614 [ 66.003032][ T4650] vfs_fallocate+0x4a4/0x5f4 [ 66.004310][ T4650] ioctl_preallocate+0x22c/0x2c8 [ 66.005744][ T4650] do_vfs_ioctl+0x1a3c/0x2370 [ 66.007076][ T4650] __arm64_sys_ioctl+0xe4/0x1c8 [ 66.008409][ T4650] invoke_syscall+0x98/0x2b8 [ 66.009703][ T4650] el0_svc_common+0x138/0x258 [ 66.010935][ T4650] do_el0_svc+0x58/0x14c [ 66.012119][ T4650] el0_svc+0x78/0x1e0 [ 66.013200][ T4650] el0t_64_sync_handler+0xcc/0xe4 [ 66.014583][ T4650] el0t_64_sync+0x1a0/0x1a4 [ 66.015848][ T4650] irq event stamp: 81818 [ 66.016997][ T4650] hardirqs last enabled at (81817): [] __up_console_sem+0xb4/0x100 [ 66.019784][ T4650] hardirqs last disabled at (81818): [] el1_dbg+0x24/0x80 [ 66.022247][ T4650] softirqs last enabled at (81794): [] handle_softirqs+0xa4c/0xbf0 [ 66.024893][ T4650] softirqs last disabled at (81595): [] __irq_exit_rcu+0x240/0x440 [ 66.027453][ T4650] ---[ end trace 1c030a0ec0852936 ]--- [ 66.030950][ T4650] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 66.034068][ T4650] BTRFS info (device loop0): forced readonly [ 66.441820][ T4712] loop0: detected capacity change from 0 to 32768 [ 66.453341][ T4712] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4712) [ 66.467384][ T4712] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 66.471487][ T4712] BTRFS info (device loop0): using free space tree [ 66.474425][ T4712] BTRFS info (device loop0): has skinny extents [ 66.572467][ T4712] BTRFS info (device loop0): enabling ssd optimizations [ 66.584620][ T4712] FAULT_INJECTION: forcing a failure. [ 66.584620][ T4712] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 66.592042][ T4712] CPU: 1 PID: 4712 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 66.594785][ T4712] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 66.597599][ T4712] Call trace: [ 66.598510][ T4712] dump_backtrace+0x0/0x43c [ 66.599790][ T4712] show_stack+0x2c/0x3c [ 66.600953][ T4712] __dump_stack+0x30/0x40 [ 66.602160][ T4712] dump_stack_lvl+0xf8/0x160 [ 66.603426][ T4712] dump_stack+0x1c/0x5c [ 66.604587][ T4712] should_fail+0x3c0/0x51c [ 66.605845][ T4712] should_fail_alloc_page+0x74/0xa8 [ 66.607314][ T4712] prepare_alloc_pages+0x160/0x460 [ 66.608721][ T4712] __alloc_pages+0x108/0x470 [ 66.609990][ T4712] alloc_pages+0x34c/0x5c0 [ 66.611278][ T4712] new_slab+0xe0/0x55c [ 66.612404][ T4712] ___slab_alloc+0x6c0/0xda8 [ 66.613649][ T4712] __slab_alloc+0x68/0xc0 [ 66.614852][ T4712] kmem_cache_alloc+0x2ac/0x3e4 [ 66.616197][ T4712] btrfs_add_delayed_data_ref+0x164/0xd0c [ 66.617766][ T4712] btrfs_alloc_reserved_file_extent+0x19c/0x2bc [ 66.619542][ T4712] btrfs_insert_replace_extent+0x7e4/0x970 [ 66.621134][ T4712] btrfs_replace_file_extents+0xa68/0x1290 [ 66.622694][ T4712] __btrfs_prealloc_file_range+0x390/0xb88 [ 66.624316][ T4712] btrfs_prealloc_file_range+0x60/0x7c [ 66.625862][ T4712] btrfs_fallocate+0x1330/0x1614 [ 66.627251][ T4712] vfs_fallocate+0x4a4/0x5f4 [ 66.628512][ T4712] ioctl_preallocate+0x22c/0x2c8 [ 66.629859][ T4712] do_vfs_ioctl+0x1a3c/0x2370 [ 66.631216][ T4712] __arm64_sys_ioctl+0xe4/0x1c8 [ 66.632575][ T4712] invoke_syscall+0x98/0x2b8 [ 66.633877][ T4712] el0_svc_common+0x138/0x258 [ 66.635198][ T4712] do_el0_svc+0x58/0x14c [ 66.636383][ T4712] el0_svc+0x78/0x1e0 [ 66.637455][ T4712] el0t_64_sync_handler+0xcc/0xe4 [ 66.638887][ T4712] el0t_64_sync+0x1a0/0x1a4 1970/01/01 00:01:06 executed programs: 6 [ 67.044598][ T4761] loop0: detected capacity change from 0 to 32768 [ 67.050238][ T4761] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4761) [ 67.060593][ T4761] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 67.063181][ T4761] BTRFS info (device loop0): using free space tree [ 67.065166][ T4761] BTRFS info (device loop0): has skinny extents [ 67.166711][ T4761] BTRFS info (device loop0): enabling ssd optimizations [ 67.173943][ T4761] FAULT_INJECTION: forcing a failure. [ 67.173943][ T4761] name failslab, interval 1, probability 0, space 0, times 0 [ 67.177689][ T4761] CPU: 1 PID: 4761 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 67.180330][ T4761] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 67.183161][ T4761] Call trace: [ 67.184041][ T4761] dump_backtrace+0x0/0x43c [ 67.185282][ T4761] show_stack+0x2c/0x3c [ 67.186450][ T4761] __dump_stack+0x30/0x40 [ 67.187610][ T4761] dump_stack_lvl+0xf8/0x160 [ 67.188851][ T4761] dump_stack+0x1c/0x5c [ 67.189957][ T4761] should_fail+0x3c0/0x51c [ 67.191167][ T4761] __should_failslab+0xbc/0x10c [ 67.192465][ T4761] should_failslab+0x10/0x28 [ 67.193737][ T4761] slab_pre_alloc_hook+0x64/0xec [ 67.195107][ T4761] kmem_cache_alloc+0x94/0x3e4 [ 67.196397][ T4761] btrfs_add_delayed_data_ref+0x3bc/0xd0c [ 67.197992][ T4761] btrfs_alloc_reserved_file_extent+0x19c/0x2bc [ 67.199746][ T4761] btrfs_insert_replace_extent+0x7e4/0x970 [ 67.201395][ T4761] btrfs_replace_file_extents+0xa68/0x1290 [ 67.203014][ T4761] __btrfs_prealloc_file_range+0x390/0xb88 [ 67.204635][ T4761] btrfs_prealloc_file_range+0x60/0x7c [ 67.206144][ T4761] btrfs_fallocate+0x1330/0x1614 [ 67.207521][ T4761] vfs_fallocate+0x4a4/0x5f4 [ 67.208787][ T4761] ioctl_preallocate+0x22c/0x2c8 [ 67.210171][ T4761] do_vfs_ioctl+0x1a3c/0x2370 [ 67.211400][ T4761] __arm64_sys_ioctl+0xe4/0x1c8 [ 67.212741][ T4761] invoke_syscall+0x98/0x2b8 [ 67.214005][ T4761] el0_svc_common+0x138/0x258 [ 67.215281][ T4761] do_el0_svc+0x58/0x14c [ 67.216449][ T4761] el0_svc+0x78/0x1e0 [ 67.217531][ T4761] el0t_64_sync_handler+0xcc/0xe4 [ 67.218913][ T4761] el0t_64_sync+0x1a0/0x1a4 [ 67.223383][ T4761] ------------[ cut here ]------------ [ 67.225284][ T4761] WARNING: CPU: 1 PID: 4761 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 67.228068][ T4761] Modules linked in: [ 67.229186][ T4761] CPU: 1 PID: 4761 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 67.231841][ T4761] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 67.234561][ T4761] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 67.236718][ T4761] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 67.238387][ T4761] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 67.240073][ T4761] sp : ffff80001f6371e0 [ 67.241246][ T4761] x29: ffff80001f637300 x28: 0000000000000fff x27: 0000000000000000 [ 67.243400][ T4761] x26: dfff800000000000 x25: ffff0000d6e62000 x24: ffff0000e24cf5c0 [ 67.245579][ T4761] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000de852aa8 [ 67.247755][ T4761] x20: ffff0000de852a50 x19: 1fffe0001bd0a555 x18: 0000000000000001 [ 67.249962][ T4761] x17: 0000000000000000 x16: ffff8000111bc798 x15: 00000000ffffffff [ 67.252168][ T4761] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 67.254463][ T4761] x11: 0000000000000000 x10: 0000000000000000 x9 : 0f9130f574bb3b00 [ 67.256573][ T4761] x8 : 0f9130f574bb3b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 67.258699][ T4761] x5 : ffff80001f636ad8 x4 : ffff80001424f400 x3 : ffff80000850433c [ 67.260890][ T4761] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 67.263037][ T4761] Call trace: [ 67.263920][ T4761] btrfs_replace_file_extents+0xcc4/0x1290 [ 67.265560][ T4761] __btrfs_prealloc_file_range+0x390/0xb88 [ 67.267179][ T4761] btrfs_prealloc_file_range+0x60/0x7c [ 67.268674][ T4761] btrfs_fallocate+0x1330/0x1614 [ 67.270050][ T4761] vfs_fallocate+0x4a4/0x5f4 [ 67.271293][ T4761] ioctl_preallocate+0x22c/0x2c8 [ 67.272642][ T4761] do_vfs_ioctl+0x1a3c/0x2370 [ 67.273970][ T4761] __arm64_sys_ioctl+0xe4/0x1c8 [ 67.275274][ T4761] invoke_syscall+0x98/0x2b8 [ 67.276513][ T4761] el0_svc_common+0x138/0x258 [ 67.277838][ T4761] do_el0_svc+0x58/0x14c [ 67.278962][ T4761] el0_svc+0x78/0x1e0 [ 67.280068][ T4761] el0t_64_sync_handler+0xcc/0xe4 [ 67.281403][ T4761] el0t_64_sync+0x1a0/0x1a4 [ 67.282616][ T4761] irq event stamp: 82858 [ 67.283740][ T4761] hardirqs last enabled at (82857): [] __up_console_sem+0xb4/0x100 [ 67.286320][ T4761] hardirqs last disabled at (82858): [] el1_dbg+0x24/0x80 [ 67.288703][ T4761] softirqs last enabled at (82826): [] handle_softirqs+0xa4c/0xbf0 [ 67.291342][ T4761] softirqs last disabled at (82737): [] __irq_exit_rcu+0x240/0x440 [ 67.293918][ T4761] ---[ end trace 1c030a0ec0852937 ]--- [ 67.297041][ T4761] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 67.300360][ T4761] BTRFS info (device loop0): forced readonly [ 67.478894][ T4700] Bluetooth: hci0: command 0x040f tx timeout [ 67.655967][ T4808] loop0: detected capacity change from 0 to 32768 [ 67.668674][ T4808] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4808) [ 67.676727][ T4808] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 67.679672][ T4808] BTRFS info (device loop0): using free space tree [ 67.681607][ T4808] BTRFS info (device loop0): has skinny extents [ 67.697429][ T4808] BTRFS info (device loop0): enabling ssd optimizations [ 67.704165][ T4808] FAULT_INJECTION: forcing a failure. [ 67.704165][ T4808] name failslab, interval 1, probability 0, space 0, times 0 [ 67.707923][ T4808] CPU: 0 PID: 4808 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 67.710669][ T4808] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 67.713388][ T4808] Call trace: [ 67.714305][ T4808] dump_backtrace+0x0/0x43c [ 67.715501][ T4808] show_stack+0x2c/0x3c [ 67.716652][ T4808] __dump_stack+0x30/0x40 [ 67.717796][ T4808] dump_stack_lvl+0xf8/0x160 [ 67.719021][ T4808] dump_stack+0x1c/0x5c [ 67.720141][ T4808] should_fail+0x3c0/0x51c [ 67.721346][ T4808] __should_failslab+0xbc/0x10c [ 67.722710][ T4808] should_failslab+0x10/0x28 [ 67.724031][ T4808] slab_pre_alloc_hook+0x64/0xec [ 67.725391][ T4808] kmem_cache_alloc+0x94/0x3e4 [ 67.726730][ T4808] btrfs_add_delayed_data_ref+0x3bc/0xd0c [ 67.728304][ T4808] btrfs_alloc_reserved_file_extent+0x19c/0x2bc [ 67.730003][ T4808] btrfs_insert_replace_extent+0x7e4/0x970 [ 67.731610][ T4808] btrfs_replace_file_extents+0xa68/0x1290 [ 67.733204][ T4808] __btrfs_prealloc_file_range+0x390/0xb88 [ 67.734713][ T4808] btrfs_prealloc_file_range+0x60/0x7c [ 67.736274][ T4808] btrfs_fallocate+0x1330/0x1614 [ 67.737622][ T4808] vfs_fallocate+0x4a4/0x5f4 [ 67.738844][ T4808] ioctl_preallocate+0x22c/0x2c8 [ 67.740237][ T4808] do_vfs_ioctl+0x1a3c/0x2370 [ 67.741475][ T4808] __arm64_sys_ioctl+0xe4/0x1c8 [ 67.742809][ T4808] invoke_syscall+0x98/0x2b8 [ 67.744033][ T4808] el0_svc_common+0x138/0x258 [ 67.745315][ T4808] do_el0_svc+0x58/0x14c [ 67.746505][ T4808] el0_svc+0x78/0x1e0 [ 67.747568][ T4808] el0t_64_sync_handler+0xcc/0xe4 [ 67.748950][ T4808] el0t_64_sync+0x1a0/0x1a4 [ 67.755748][ T4808] ------------[ cut here ]------------ [ 67.757706][ T4808] WARNING: CPU: 0 PID: 4808 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 67.760483][ T4808] Modules linked in: [ 67.761582][ T4808] CPU: 0 PID: 4808 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 67.764309][ T4808] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 67.767118][ T4808] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 67.769289][ T4808] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 67.771021][ T4808] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 67.772696][ T4808] sp : ffff80001fd171e0 [ 67.773820][ T4808] x29: ffff80001fd17300 x28: 0000000000000fff x27: 0000000000000000 [ 67.776059][ T4808] x26: dfff800000000000 x25: ffff0000d0fe6000 x24: ffff0000dea86220 [ 67.778208][ T4808] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000de9d5478 [ 67.780411][ T4808] x20: ffff0000de9d5420 x19: 1fffe0001bd3aa8f x18: 0000000000000001 [ 67.782621][ T4808] x17: 0000000000000000 x16: ffff8000111bc798 x15: 00000000ffffffff [ 67.784803][ T4808] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 67.786972][ T4808] x11: 0000000000000000 x10: 0000000000000000 x9 : 48ab47aa3de31100 [ 67.789200][ T4808] x8 : 48ab47aa3de31100 x7 : 0000000000000001 x6 : 0000000000000001 [ 67.791387][ T4808] x5 : ffff80001fd16ad8 x4 : ffff80001424f400 x3 : ffff80000850433c [ 67.793583][ T4808] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 67.795822][ T4808] Call trace: [ 67.796757][ T4808] btrfs_replace_file_extents+0xcc4/0x1290 [ 67.798347][ T4808] __btrfs_prealloc_file_range+0x390/0xb88 [ 67.799943][ T4808] btrfs_prealloc_file_range+0x60/0x7c [ 67.801455][ T4808] btrfs_fallocate+0x1330/0x1614 [ 67.802843][ T4808] vfs_fallocate+0x4a4/0x5f4 [ 67.804132][ T4808] ioctl_preallocate+0x22c/0x2c8 [ 67.805507][ T4808] do_vfs_ioctl+0x1a3c/0x2370 [ 67.806758][ T4808] __arm64_sys_ioctl+0xe4/0x1c8 [ 67.808099][ T4808] invoke_syscall+0x98/0x2b8 [ 67.809403][ T4808] el0_svc_common+0x138/0x258 [ 67.810680][ T4808] do_el0_svc+0x58/0x14c [ 67.811826][ T4808] el0_svc+0x78/0x1e0 [ 67.812939][ T4808] el0t_64_sync_handler+0xcc/0xe4 [ 67.814295][ T4808] el0t_64_sync+0x1a0/0x1a4 [ 67.815490][ T4808] irq event stamp: 79538 [ 67.816601][ T4808] hardirqs last enabled at (79537): [] __up_console_sem+0xb4/0x100 [ 67.819252][ T4808] hardirqs last disabled at (79538): [] el1_dbg+0x24/0x80 [ 67.821612][ T4808] softirqs last enabled at (79510): [] handle_softirqs+0xa4c/0xbf0 [ 67.824090][ T4808] softirqs last disabled at (79417): [] __irq_exit_rcu+0x240/0x440 [ 67.826743][ T4808] ---[ end trace 1c030a0ec0852938 ]--- [ 67.829618][ T4808] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 67.832495][ T4808] BTRFS info (device loop0): forced readonly [ 68.183321][ T4829] loop0: detected capacity change from 0 to 32768 [ 68.188086][ T4829] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4829) [ 68.197289][ T4829] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 68.199988][ T4829] BTRFS info (device loop0): using free space tree [ 68.201661][ T4829] BTRFS info (device loop0): has skinny extents [ 68.220285][ T4829] BTRFS info (device loop0): enabling ssd optimizations [ 68.226793][ T4829] FAULT_INJECTION: forcing a failure. [ 68.226793][ T4829] name failslab, interval 1, probability 0, space 0, times 0 [ 68.232687][ T4829] CPU: 0 PID: 4829 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 68.235472][ T4829] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 68.238189][ T4829] Call trace: [ 68.239066][ T4829] dump_backtrace+0x0/0x43c [ 68.240328][ T4829] show_stack+0x2c/0x3c [ 68.241442][ T4829] __dump_stack+0x30/0x40 [ 68.242628][ T4829] dump_stack_lvl+0xf8/0x160 [ 68.243898][ T4829] dump_stack+0x1c/0x5c [ 68.245005][ T4829] should_fail+0x3c0/0x51c [ 68.246214][ T4829] __should_failslab+0xbc/0x10c [ 68.247512][ T4829] should_failslab+0x10/0x28 [ 68.248720][ T4829] slab_pre_alloc_hook+0x64/0xec [ 68.250095][ T4829] kmem_cache_alloc+0x94/0x3e4 [ 68.251411][ T4829] alloc_extent_map+0x28/0x128 [ 68.252728][ T4829] btrfs_drop_extent_cache+0x160/0xdec [ 68.254204][ T4829] btrfs_drop_extents+0x2c8/0x21a4 [ 68.255628][ T4829] btrfs_replace_file_extents+0x328/0x1290 [ 68.257273][ T4829] __btrfs_prealloc_file_range+0x390/0xb88 [ 68.258841][ T4829] btrfs_prealloc_file_range+0x60/0x7c [ 68.260345][ T4829] btrfs_fallocate+0x1330/0x1614 [ 68.261764][ T4829] vfs_fallocate+0x4a4/0x5f4 [ 68.263017][ T4829] ioctl_preallocate+0x22c/0x2c8 [ 68.264402][ T4829] do_vfs_ioctl+0x1a3c/0x2370 [ 68.265735][ T4829] __arm64_sys_ioctl+0xe4/0x1c8 [ 68.267107][ T4829] invoke_syscall+0x98/0x2b8 [ 68.268383][ T4829] el0_svc_common+0x138/0x258 [ 68.269665][ T4829] do_el0_svc+0x58/0x14c [ 68.270851][ T4829] el0_svc+0x78/0x1e0 [ 68.271966][ T4829] el0t_64_sync_handler+0xcc/0xe4 [ 68.273361][ T4829] el0t_64_sync+0x1a0/0x1a4 [ 68.673218][ T4850] loop0: detected capacity change from 0 to 32768 [ 68.681404][ T4850] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4850) [ 68.691180][ T4850] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 68.693811][ T4850] BTRFS info (device loop0): using free space tree [ 68.695707][ T4850] BTRFS info (device loop0): has skinny extents [ 68.711924][ T4850] BTRFS info (device loop0): enabling ssd optimizations [ 68.718292][ T4850] FAULT_INJECTION: forcing a failure. [ 68.718292][ T4850] name failslab, interval 1, probability 0, space 0, times 0 [ 68.723625][ T4850] CPU: 1 PID: 4850 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 68.726350][ T4850] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 68.729183][ T4850] Call trace: [ 68.730098][ T4850] dump_backtrace+0x0/0x43c [ 68.731367][ T4850] show_stack+0x2c/0x3c [ 68.732442][ T4850] __dump_stack+0x30/0x40 [ 68.733645][ T4850] dump_stack_lvl+0xf8/0x160 [ 68.734945][ T4850] dump_stack+0x1c/0x5c [ 68.736085][ T4850] should_fail+0x3c0/0x51c [ 68.737296][ T4850] __should_failslab+0xbc/0x10c [ 68.738650][ T4850] should_failslab+0x10/0x28 [ 68.739914][ T4850] slab_pre_alloc_hook+0x64/0xec [ 68.741301][ T4850] kmem_cache_alloc+0x94/0x3e4 [ 68.742628][ T4850] alloc_extent_map+0x28/0x128 [ 68.743948][ T4850] btrfs_drop_extent_cache+0x160/0xdec [ 68.745449][ T4850] btrfs_drop_extents+0x2c8/0x21a4 [ 68.746850][ T4850] btrfs_replace_file_extents+0x328/0x1290 [ 68.748460][ T4850] __btrfs_prealloc_file_range+0x390/0xb88 [ 68.750103][ T4850] btrfs_prealloc_file_range+0x60/0x7c [ 68.751686][ T4850] btrfs_fallocate+0x1330/0x1614 [ 68.753229][ T4850] vfs_fallocate+0x4a4/0x5f4 [ 68.754523][ T4850] ioctl_preallocate+0x22c/0x2c8 [ 68.755893][ T4850] do_vfs_ioctl+0x1a3c/0x2370 [ 68.757175][ T4850] __arm64_sys_ioctl+0xe4/0x1c8 [ 68.758565][ T4850] invoke_syscall+0x98/0x2b8 [ 68.759859][ T4850] el0_svc_common+0x138/0x258 [ 68.761140][ T4850] do_el0_svc+0x58/0x14c [ 68.762290][ T4850] el0_svc+0x78/0x1e0 [ 68.763391][ T4850] el0t_64_sync_handler+0xcc/0xe4 [ 68.764749][ T4850] el0t_64_sync+0x1a0/0x1a4 [ 69.118532][ T4872] loop0: detected capacity change from 0 to 32768 [ 69.122891][ T4872] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4872) [ 69.130792][ T4872] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 69.133199][ T4872] BTRFS info (device loop0): using free space tree [ 69.135046][ T4872] BTRFS info (device loop0): has skinny extents [ 69.153486][ T4872] BTRFS info (device loop0): enabling ssd optimizations [ 69.160526][ T4872] FAULT_INJECTION: forcing a failure. [ 69.160526][ T4872] name failslab, interval 1, probability 0, space 0, times 0 [ 69.164084][ T4872] CPU: 0 PID: 4872 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 69.166903][ T4872] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 69.169679][ T4872] Call trace: [ 69.170608][ T4872] dump_backtrace+0x0/0x43c [ 69.171834][ T4872] show_stack+0x2c/0x3c [ 69.172977][ T4872] __dump_stack+0x30/0x40 [ 69.174184][ T4872] dump_stack_lvl+0xf8/0x160 [ 69.175386][ T4872] dump_stack+0x1c/0x5c [ 69.176482][ T4872] should_fail+0x3c0/0x51c [ 69.177688][ T4872] __should_failslab+0xbc/0x10c [ 69.178992][ T4872] should_failslab+0x10/0x28 [ 69.180190][ T4872] slab_pre_alloc_hook+0x64/0xec [ 69.181485][ T4872] kmem_cache_alloc+0x94/0x3e4 [ 69.182747][ T4872] btrfs_add_delayed_data_ref+0x164/0xd0c [ 69.184301][ T4872] btrfs_alloc_reserved_file_extent+0x19c/0x2bc [ 69.186017][ T4872] btrfs_insert_replace_extent+0x7e4/0x970 [ 69.187570][ T4872] btrfs_replace_file_extents+0xa68/0x1290 [ 69.189183][ T4872] __btrfs_prealloc_file_range+0x390/0xb88 [ 69.190787][ T4872] btrfs_prealloc_file_range+0x60/0x7c [ 69.192266][ T4872] btrfs_fallocate+0x1330/0x1614 [ 69.193705][ T4872] vfs_fallocate+0x4a4/0x5f4 [ 69.194996][ T4872] ioctl_preallocate+0x22c/0x2c8 [ 69.196391][ T4872] do_vfs_ioctl+0x1a3c/0x2370 [ 69.197689][ T4872] __arm64_sys_ioctl+0xe4/0x1c8 [ 69.199046][ T4872] invoke_syscall+0x98/0x2b8 [ 69.200316][ T4872] el0_svc_common+0x138/0x258 [ 69.201600][ T4872] do_el0_svc+0x58/0x14c [ 69.202767][ T4872] el0_svc+0x78/0x1e0 [ 69.203830][ T4872] el0t_64_sync_handler+0xcc/0xe4 [ 69.205259][ T4872] el0t_64_sync+0x1a0/0x1a4 [ 69.206699][ T4872] ------------[ cut here ]------------ [ 69.208474][ T4872] WARNING: CPU: 0 PID: 4872 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 69.211307][ T4872] Modules linked in: [ 69.212404][ T4872] CPU: 0 PID: 4872 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 69.215139][ T4872] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 69.217876][ T4872] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 69.220079][ T4872] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 69.221770][ T4872] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 69.223482][ T4872] sp : ffff80001fdf71e0 [ 69.224639][ T4872] x29: ffff80001fdf7300 x28: 0000000000000fff x27: 0000000000000000 [ 69.226755][ T4872] x26: dfff800000000000 x25: ffff0000da29e000 x24: ffff0000deab13a0 [ 69.229007][ T4872] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000de9d57e8 [ 69.231239][ T4872] x20: ffff0000de9d5790 x19: 1fffe0001bd3aafd x18: 0000000000000001 [ 69.233418][ T4872] x17: 0000000000000000 x16: ffff8000083020fc x15: 00000000ffffffff [ 69.235596][ T4872] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 69.237799][ T4872] x11: 0000000000000000 x10: 0000000000000000 x9 : 611f9b364f6d6000 [ 69.239992][ T4872] x8 : 611f9b364f6d6000 x7 : 0000000000000001 x6 : 0000000000000001 [ 69.242237][ T4872] x5 : ffff80001fdf6ad8 x4 : ffff80001424f400 x3 : ffff80000830220c [ 69.244464][ T4872] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 69.246690][ T4872] Call trace: [ 69.247576][ T4872] btrfs_replace_file_extents+0xcc4/0x1290 [ 69.249221][ T4872] __btrfs_prealloc_file_range+0x390/0xb88 [ 69.250786][ T4872] btrfs_prealloc_file_range+0x60/0x7c [ 69.252315][ T4872] btrfs_fallocate+0x1330/0x1614 [ 69.253690][ T4872] vfs_fallocate+0x4a4/0x5f4 [ 69.254992][ T4872] ioctl_preallocate+0x22c/0x2c8 [ 69.256371][ T4872] do_vfs_ioctl+0x1a3c/0x2370 [ 69.257611][ T4872] __arm64_sys_ioctl+0xe4/0x1c8 [ 69.258996][ T4872] invoke_syscall+0x98/0x2b8 [ 69.260285][ T4872] el0_svc_common+0x138/0x258 [ 69.261516][ T4872] do_el0_svc+0x58/0x14c [ 69.262666][ T4872] el0_svc+0x78/0x1e0 [ 69.263795][ T4872] el0t_64_sync_handler+0xcc/0xe4 [ 69.265198][ T4872] el0t_64_sync+0x1a0/0x1a4 [ 69.266493][ T4872] irq event stamp: 79662 [ 69.267639][ T4872] hardirqs last enabled at (79661): [] __up_console_sem+0xb4/0x100 [ 69.270409][ T4872] hardirqs last disabled at (79662): [] el1_dbg+0x24/0x80 [ 69.272846][ T4872] softirqs last enabled at (79638): [] handle_softirqs+0xa4c/0xbf0 [ 69.275518][ T4872] softirqs last disabled at (79627): [] __irq_exit_rcu+0x240/0x440 [ 69.278166][ T4872] ---[ end trace 1c030a0ec0852939 ]--- [ 69.280133][ T4872] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 69.283007][ T4872] BTRFS info (device loop0): forced readonly [ 69.549176][ T4577] Bluetooth: hci0: command 0x0419 tx timeout [ 69.622207][ T4893] loop0: detected capacity change from 0 to 32768 [ 69.629619][ T4893] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4893) [ 69.637173][ T4893] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 69.640144][ T4893] BTRFS info (device loop0): using free space tree [ 69.640755][ T2056] ieee802154 phy0 wpan0: encryption failed: -22 [ 69.642043][ T4893] BTRFS info (device loop0): has skinny extents [ 69.643755][ T2056] ieee802154 phy1 wpan1: encryption failed: -22 [ 69.684346][ T4893] BTRFS info (device loop0): enabling ssd optimizations [ 69.691618][ T4893] FAULT_INJECTION: forcing a failure. [ 69.691618][ T4893] name failslab, interval 1, probability 0, space 0, times 0 [ 69.695203][ T4893] CPU: 0 PID: 4893 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 69.697936][ T4893] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 69.700665][ T4893] Call trace: [ 69.701573][ T4893] dump_backtrace+0x0/0x43c [ 69.702786][ T4893] show_stack+0x2c/0x3c [ 69.703975][ T4893] __dump_stack+0x30/0x40 [ 69.705186][ T4893] dump_stack_lvl+0xf8/0x160 [ 69.706431][ T4893] dump_stack+0x1c/0x5c [ 69.707610][ T4893] should_fail+0x3c0/0x51c [ 69.708803][ T4893] __should_failslab+0xbc/0x10c [ 69.710122][ T4893] should_failslab+0x10/0x28 [ 69.711410][ T4893] slab_pre_alloc_hook+0x64/0xec [ 69.712793][ T4893] kmem_cache_alloc+0x94/0x3e4 [ 69.714135][ T4893] btrfs_add_delayed_data_ref+0x3bc/0xd0c [ 69.715738][ T4893] btrfs_alloc_reserved_file_extent+0x19c/0x2bc [ 69.717465][ T4893] btrfs_insert_replace_extent+0x7e4/0x970 [ 69.719148][ T4893] btrfs_replace_file_extents+0xa68/0x1290 [ 69.720774][ T4893] __btrfs_prealloc_file_range+0x390/0xb88 [ 69.722396][ T4893] btrfs_prealloc_file_range+0x60/0x7c [ 69.723893][ T4893] btrfs_fallocate+0x1330/0x1614 [ 69.725242][ T4893] vfs_fallocate+0x4a4/0x5f4 [ 69.726505][ T4893] ioctl_preallocate+0x22c/0x2c8 [ 69.727877][ T4893] do_vfs_ioctl+0x1a3c/0x2370 [ 69.729217][ T4893] __arm64_sys_ioctl+0xe4/0x1c8 [ 69.730566][ T4893] invoke_syscall+0x98/0x2b8 [ 69.731782][ T4893] el0_svc_common+0x138/0x258 [ 69.733164][ T4893] do_el0_svc+0x58/0x14c [ 69.734292][ T4893] el0_svc+0x78/0x1e0 [ 69.735434][ T4893] el0t_64_sync_handler+0xcc/0xe4 [ 69.736836][ T4893] el0t_64_sync+0x1a0/0x1a4 [ 69.742841][ T4893] ------------[ cut here ]------------ [ 69.744741][ T4893] WARNING: CPU: 0 PID: 4893 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 69.747589][ T4893] Modules linked in: [ 69.748714][ T4893] CPU: 0 PID: 4893 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 69.751489][ T4893] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 69.754350][ T4893] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 69.756615][ T4893] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 69.758399][ T4893] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 69.760175][ T4893] sp : ffff80001ffd71e0 [ 69.761380][ T4893] x29: ffff80001ffd7300 x28: 0000000000000fff x27: 0000000000000000 [ 69.763593][ T4893] x26: dfff800000000000 x25: ffff0000c10b8000 x24: ffff0000deab2740 [ 69.765951][ T4893] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000de9d5948 [ 69.768308][ T4893] x20: ffff0000de9d58f0 x19: 1fffe0001bd3ab29 x18: 0000000000000001 [ 69.770607][ T4893] x17: 0000000000000000 x16: ffff8000111bc798 x15: 00000000ffffffff [ 69.772978][ T4893] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 69.775149][ T4893] x11: 0000000000000000 x10: 0000000000000000 x9 : 4f7c51def4a3bf00 [ 69.777342][ T4893] x8 : 4f7c51def4a3bf00 x7 : 0000000000000001 x6 : 0000000000000001 [ 69.779611][ T4893] x5 : ffff80001ffd6ad8 x4 : ffff80001424f400 x3 : ffff80000850433c [ 69.781850][ T4893] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 69.784095][ T4893] Call trace: [ 69.785033][ T4893] btrfs_replace_file_extents+0xcc4/0x1290 [ 69.786702][ T4893] __btrfs_prealloc_file_range+0x390/0xb88 [ 69.788304][ T4893] btrfs_prealloc_file_range+0x60/0x7c [ 69.789770][ T4893] btrfs_fallocate+0x1330/0x1614 [ 69.791156][ T4893] vfs_fallocate+0x4a4/0x5f4 [ 69.792440][ T4893] ioctl_preallocate+0x22c/0x2c8 [ 69.793782][ T4893] do_vfs_ioctl+0x1a3c/0x2370 [ 69.795093][ T4893] __arm64_sys_ioctl+0xe4/0x1c8 [ 69.796395][ T4893] invoke_syscall+0x98/0x2b8 [ 69.797691][ T4893] el0_svc_common+0x138/0x258 [ 69.799045][ T4893] do_el0_svc+0x58/0x14c [ 69.800186][ T4893] el0_svc+0x78/0x1e0 [ 69.801330][ T4893] el0t_64_sync_handler+0xcc/0xe4 [ 69.802786][ T4893] el0t_64_sync+0x1a0/0x1a4 [ 69.804113][ T4893] irq event stamp: 79736 [ 69.805267][ T4893] hardirqs last enabled at (79735): [] __up_console_sem+0xb4/0x100 [ 69.807976][ T4893] hardirqs last disabled at (79736): [] el1_dbg+0x24/0x80 [ 69.810342][ T4893] softirqs last enabled at (79708): [] handle_softirqs+0xa4c/0xbf0 [ 69.812948][ T4893] softirqs last disabled at (79681): [] __irq_exit_rcu+0x240/0x440 [ 69.815627][ T4893] ---[ end trace 1c030a0ec085293a ]--- [ 69.817530][ T4893] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 69.820504][ T4893] BTRFS info (device loop0): forced readonly [ 70.201894][ T4914] loop0: detected capacity change from 0 to 32768 [ 70.206046][ T4914] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4914) [ 70.219471][ T4914] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 70.222138][ T4914] BTRFS info (device loop0): using free space tree [ 70.223992][ T4914] BTRFS info (device loop0): has skinny extents [ 70.245462][ T4914] BTRFS info (device loop0): enabling ssd optimizations [ 70.252203][ T4914] FAULT_INJECTION: forcing a failure. [ 70.252203][ T4914] name failslab, interval 1, probability 0, space 0, times 0 [ 70.255972][ T4914] CPU: 0 PID: 4914 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 70.258908][ T4914] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 70.261703][ T4914] Call trace: [ 70.262677][ T4914] dump_backtrace+0x0/0x43c [ 70.263949][ T4914] show_stack+0x2c/0x3c [ 70.265134][ T4914] __dump_stack+0x30/0x40 [ 70.266342][ T4914] dump_stack_lvl+0xf8/0x160 [ 70.267658][ T4914] dump_stack+0x1c/0x5c [ 70.268833][ T4914] should_fail+0x3c0/0x51c [ 70.270024][ T4914] __should_failslab+0xbc/0x10c [ 70.271401][ T4914] should_failslab+0x10/0x28 [ 70.272675][ T4914] slab_pre_alloc_hook+0x64/0xec [ 70.274172][ T4914] kmem_cache_alloc+0x94/0x3e4 [ 70.275498][ T4914] btrfs_add_delayed_data_ref+0x3bc/0xd0c [ 70.277087][ T4914] btrfs_alloc_reserved_file_extent+0x19c/0x2bc [ 70.278846][ T4914] btrfs_insert_replace_extent+0x7e4/0x970 [ 70.280452][ T4914] btrfs_replace_file_extents+0xa68/0x1290 [ 70.282115][ T4914] __btrfs_prealloc_file_range+0x390/0xb88 [ 70.283789][ T4914] btrfs_prealloc_file_range+0x60/0x7c [ 70.285290][ T4914] btrfs_fallocate+0x1330/0x1614 [ 70.286639][ T4914] vfs_fallocate+0x4a4/0x5f4 [ 70.287877][ T4914] ioctl_preallocate+0x22c/0x2c8 [ 70.289248][ T4914] do_vfs_ioctl+0x1a3c/0x2370 [ 70.290474][ T4914] __arm64_sys_ioctl+0xe4/0x1c8 [ 70.291808][ T4914] invoke_syscall+0x98/0x2b8 [ 70.293105][ T4914] el0_svc_common+0x138/0x258 [ 70.294346][ T4914] do_el0_svc+0x58/0x14c [ 70.295514][ T4914] el0_svc+0x78/0x1e0 [ 70.296595][ T4914] el0t_64_sync_handler+0xcc/0xe4 [ 70.297984][ T4914] el0t_64_sync+0x1a0/0x1a4 [ 70.301099][ T4914] ------------[ cut here ]------------ [ 70.302903][ T4914] WARNING: CPU: 0 PID: 4914 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 70.305681][ T4914] Modules linked in: [ 70.306680][ T4914] CPU: 0 PID: 4914 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 70.309400][ T4914] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 70.312186][ T4914] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 70.314351][ T4914] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 70.316077][ T4914] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 70.317802][ T4914] sp : ffff80001ffd71e0 [ 70.319012][ T4914] x29: ffff80001ffd7300 x28: 0000000000000fff x27: 0000000000000000 [ 70.321212][ T4914] x26: dfff800000000000 x25: ffff0000c164a000 x24: ffff0000deab44b0 [ 70.323445][ T4914] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000de9d5aa8 [ 70.325641][ T4914] x20: ffff0000de9d5a50 x19: 1fffe0001bd3ab55 x18: 0000000000000001 [ 70.327863][ T4914] x17: 0000000000000000 x16: ffff8000111bc798 x15: 00000000ffffffff [ 70.329991][ T4914] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 70.332135][ T4914] x11: 0000000000000000 x10: 0000000000000000 x9 : 4c684db964f23a00 [ 70.334437][ T4914] x8 : 4c684db964f23a00 x7 : 0000000000000001 x6 : 0000000000000001 [ 70.336717][ T4914] x5 : ffff80001ffd6ad8 x4 : ffff80001424f400 x3 : ffff80000850433c [ 70.338937][ T4914] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 70.341228][ T4914] Call trace: [ 70.342132][ T4914] btrfs_replace_file_extents+0xcc4/0x1290 [ 70.343679][ T4914] __btrfs_prealloc_file_range+0x390/0xb88 [ 70.345237][ T4914] btrfs_prealloc_file_range+0x60/0x7c [ 70.346795][ T4914] btrfs_fallocate+0x1330/0x1614 [ 70.348129][ T4914] vfs_fallocate+0x4a4/0x5f4 [ 70.349412][ T4914] ioctl_preallocate+0x22c/0x2c8 [ 70.350780][ T4914] do_vfs_ioctl+0x1a3c/0x2370 [ 70.352055][ T4914] __arm64_sys_ioctl+0xe4/0x1c8 [ 70.353380][ T4914] invoke_syscall+0x98/0x2b8 [ 70.354606][ T4914] el0_svc_common+0x138/0x258 [ 70.355922][ T4914] do_el0_svc+0x58/0x14c [ 70.357065][ T4914] el0_svc+0x78/0x1e0 [ 70.358147][ T4914] el0t_64_sync_handler+0xcc/0xe4 [ 70.359485][ T4914] el0t_64_sync+0x1a0/0x1a4 [ 70.360713][ T4914] irq event stamp: 80012 [ 70.361877][ T4914] hardirqs last enabled at (80011): [] __up_console_sem+0xb4/0x100 [ 70.364543][ T4914] hardirqs last disabled at (80012): [] el1_dbg+0x24/0x80 [ 70.366961][ T4914] softirqs last enabled at (79984): [] handle_softirqs+0xa4c/0xbf0 [ 70.369669][ T4914] softirqs last disabled at (79971): [] __irq_exit_rcu+0x240/0x440 [ 70.372262][ T4914] ---[ end trace 1c030a0ec085293b ]--- [ 70.375379][ T4914] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 70.378368][ T4914] BTRFS info (device loop0): forced readonly [ 70.721644][ T4935] loop0: detected capacity change from 0 to 32768 [ 70.725735][ T4935] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4935) [ 70.733585][ T4935] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 70.736389][ T4935] BTRFS info (device loop0): using free space tree [ 70.738220][ T4935] BTRFS info (device loop0): has skinny extents [ 70.756101][ T4935] BTRFS info (device loop0): enabling ssd optimizations [ 70.764047][ T4935] FAULT_INJECTION: forcing a failure. [ 70.764047][ T4935] name failslab, interval 1, probability 0, space 0, times 0 [ 70.767555][ T4935] CPU: 0 PID: 4935 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 70.770133][ T4935] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 70.772963][ T4935] Call trace: [ 70.773824][ T4935] dump_backtrace+0x0/0x43c [ 70.775093][ T4935] show_stack+0x2c/0x3c [ 70.776257][ T4935] __dump_stack+0x30/0x40 [ 70.777497][ T4935] dump_stack_lvl+0xf8/0x160 [ 70.778866][ T4935] dump_stack+0x1c/0x5c [ 70.780080][ T4935] should_fail+0x3c0/0x51c [ 70.781338][ T4935] __should_failslab+0xbc/0x10c [ 70.782735][ T4935] should_failslab+0x10/0x28 [ 70.784041][ T4935] slab_pre_alloc_hook+0x64/0xec [ 70.785451][ T4935] kmem_cache_alloc+0x94/0x3e4 [ 70.786856][ T4935] btrfs_add_delayed_data_ref+0x164/0xd0c [ 70.788501][ T4935] btrfs_alloc_reserved_file_extent+0x19c/0x2bc [ 70.790228][ T4935] btrfs_insert_replace_extent+0x7e4/0x970 [ 70.791813][ T4935] btrfs_replace_file_extents+0xa68/0x1290 [ 70.793463][ T4935] __btrfs_prealloc_file_range+0x390/0xb88 [ 70.795106][ T4935] btrfs_prealloc_file_range+0x60/0x7c [ 70.796678][ T4935] btrfs_fallocate+0x1330/0x1614 [ 70.798086][ T4935] vfs_fallocate+0x4a4/0x5f4 [ 70.799304][ T4935] ioctl_preallocate+0x22c/0x2c8 [ 70.800679][ T4935] do_vfs_ioctl+0x1a3c/0x2370 [ 70.801971][ T4935] __arm64_sys_ioctl+0xe4/0x1c8 [ 70.803328][ T4935] invoke_syscall+0x98/0x2b8 [ 70.804598][ T4935] el0_svc_common+0x138/0x258 [ 70.805894][ T4935] do_el0_svc+0x58/0x14c [ 70.807032][ T4935] el0_svc+0x78/0x1e0 [ 70.808113][ T4935] el0t_64_sync_handler+0xcc/0xe4 [ 70.809596][ T4935] el0t_64_sync+0x1a0/0x1a4 [ 70.815417][ T4935] ------------[ cut here ]------------ [ 70.817399][ T4935] WARNING: CPU: 0 PID: 4935 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 70.820318][ T4935] Modules linked in: [ 70.821349][ T4935] CPU: 0 PID: 4935 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 70.824133][ T4935] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 70.826837][ T4935] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 70.829001][ T4935] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 70.830674][ T4935] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 70.832363][ T4935] sp : ffff8000201f71e0 [ 70.833547][ T4935] x29: ffff8000201f7300 x28: 0000000000000fff x27: 0000000000000000 [ 70.835778][ T4935] x26: dfff800000000000 x25: ffff0000c7dfa000 x24: ffff0000deab6220 [ 70.838020][ T4935] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000de9d5c08 [ 70.840331][ T4935] x20: ffff0000de9d5bb0 x19: 1fffe0001bd3ab81 x18: 0000000000000001 [ 70.842604][ T4935] x17: 0000000000000000 x16: ffff8000111bc798 x15: 00000000ffffffff [ 70.844844][ T4935] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 70.847110][ T4935] x11: 0000000000000000 x10: 0000000000000000 x9 : ef020b68bf88b400 [ 70.849493][ T4935] x8 : ef020b68bf88b400 x7 : 0000000000000001 x6 : 0000000000000001 [ 70.851710][ T4935] x5 : ffff8000201f6ad8 x4 : ffff80001424f400 x3 : ffff80000850433c [ 70.853862][ T4935] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 70.856041][ T4935] Call trace: [ 70.856943][ T4935] btrfs_replace_file_extents+0xcc4/0x1290 [ 70.858513][ T4935] __btrfs_prealloc_file_range+0x390/0xb88 [ 70.860134][ T4935] btrfs_prealloc_file_range+0x60/0x7c [ 70.861744][ T4935] btrfs_fallocate+0x1330/0x1614 [ 70.863158][ T4935] vfs_fallocate+0x4a4/0x5f4 [ 70.864471][ T4935] ioctl_preallocate+0x22c/0x2c8 [ 70.865801][ T4935] do_vfs_ioctl+0x1a3c/0x2370 [ 70.867102][ T4935] __arm64_sys_ioctl+0xe4/0x1c8 [ 70.868395][ T4935] invoke_syscall+0x98/0x2b8 [ 70.869643][ T4935] el0_svc_common+0x138/0x258 [ 70.870949][ T4935] do_el0_svc+0x58/0x14c [ 70.872130][ T4935] el0_svc+0x78/0x1e0 [ 70.873196][ T4935] el0t_64_sync_handler+0xcc/0xe4 [ 70.874570][ T4935] el0t_64_sync+0x1a0/0x1a4 [ 70.875815][ T4935] irq event stamp: 79900 [ 70.876960][ T4935] hardirqs last enabled at (79899): [] __up_console_sem+0xb4/0x100 [ 70.879493][ T4935] hardirqs last disabled at (79900): [] el1_dbg+0x24/0x80 [ 70.881784][ T4935] softirqs last enabled at (79876): [] handle_softirqs+0xa4c/0xbf0 [ 70.884530][ T4935] softirqs last disabled at (79763): [] __irq_exit_rcu+0x240/0x440 [ 70.887079][ T4935] ---[ end trace 1c030a0ec085293c ]--- [ 70.890546][ T4935] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 70.894178][ T4935] BTRFS info (device loop0): forced readonly [ 71.267084][ T4956] loop0: detected capacity change from 0 to 32768 [ 71.271575][ T4956] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4956) [ 71.291132][ T4956] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 71.293802][ T4956] BTRFS info (device loop0): using free space tree [ 71.295858][ T4956] BTRFS info (device loop0): has skinny extents [ 71.329154][ T4956] BTRFS info (device loop0): enabling ssd optimizations [ 71.335708][ T4956] FAULT_INJECTION: forcing a failure. [ 71.335708][ T4956] name failslab, interval 1, probability 0, space 0, times 0 [ 71.339842][ T4956] CPU: 0 PID: 4956 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 71.342578][ T4956] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 71.345500][ T4956] Call trace: [ 71.346433][ T4956] dump_backtrace+0x0/0x43c [ 71.347657][ T4956] show_stack+0x2c/0x3c [ 71.348795][ T4956] __dump_stack+0x30/0x40 [ 71.349969][ T4956] dump_stack_lvl+0xf8/0x160 [ 71.351261][ T4956] dump_stack+0x1c/0x5c [ 71.352463][ T4956] should_fail+0x3c0/0x51c [ 71.353722][ T4956] __should_failslab+0xbc/0x10c [ 71.355100][ T4956] should_failslab+0x10/0x28 [ 71.356384][ T4956] slab_pre_alloc_hook+0x64/0xec [ 71.357770][ T4956] kmem_cache_alloc+0x94/0x3e4 [ 71.359114][ T4956] btrfs_add_delayed_data_ref+0x3bc/0xd0c [ 71.360743][ T4956] btrfs_alloc_reserved_file_extent+0x19c/0x2bc [ 71.362535][ T4956] btrfs_insert_replace_extent+0x7e4/0x970 [ 71.364158][ T4956] btrfs_replace_file_extents+0xa68/0x1290 [ 71.365742][ T4956] __btrfs_prealloc_file_range+0x390/0xb88 [ 71.367339][ T4956] btrfs_prealloc_file_range+0x60/0x7c [ 71.368847][ T4956] btrfs_fallocate+0x1330/0x1614 [ 71.370229][ T4956] vfs_fallocate+0x4a4/0x5f4 [ 71.371498][ T4956] ioctl_preallocate+0x22c/0x2c8 [ 71.372926][ T4956] do_vfs_ioctl+0x1a3c/0x2370 [ 71.374300][ T4956] __arm64_sys_ioctl+0xe4/0x1c8 [ 71.375663][ T4956] invoke_syscall+0x98/0x2b8 [ 71.376951][ T4956] el0_svc_common+0x138/0x258 [ 71.378247][ T4956] do_el0_svc+0x58/0x14c [ 71.379472][ T4956] el0_svc+0x78/0x1e0 [ 71.380602][ T4956] el0t_64_sync_handler+0xcc/0xe4 [ 71.382010][ T4956] el0t_64_sync+0x1a0/0x1a4 [ 71.386987][ T4956] ------------[ cut here ]------------ [ 71.395173][ T4956] WARNING: CPU: 0 PID: 4956 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 71.398135][ T4956] Modules linked in: [ 71.399191][ T4956] CPU: 0 PID: 4956 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 71.401929][ T4956] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 71.404862][ T4956] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 71.407054][ T4956] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 71.408786][ T4956] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 71.410480][ T4956] sp : ffff8000201f71e0 [ 71.411622][ T4956] x29: ffff8000201f7300 x28: 0000000000000fff x27: 0000000000000000 [ 71.413838][ T4956] x26: dfff800000000000 x25: ffff0000c9f7c000 x24: ffff0000dd780000 [ 71.416077][ T4956] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000de9d5d68 [ 71.418273][ T4956] x20: ffff0000de9d5d10 x19: 1fffe0001bd3abad x18: 0000000000000001 [ 71.420557][ T4956] x17: 0000000000000000 x16: ffff8000111bc798 x15: 00000000ffffffff [ 71.422882][ T4956] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 71.425061][ T4956] x11: 0000000000000000 x10: 0000000000000000 x9 : 8acf6c4498a92600 [ 71.427316][ T4956] x8 : 8acf6c4498a92600 x7 : 0000000000000001 x6 : 0000000000000001 [ 71.429637][ T4956] x5 : ffff8000201f6ad8 x4 : ffff80001424f400 x3 : ffff80000850433c [ 71.431931][ T4956] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 71.434285][ T4956] Call trace: [ 71.435244][ T4956] btrfs_replace_file_extents+0xcc4/0x1290 [ 71.436809][ T4956] __btrfs_prealloc_file_range+0x390/0xb88 [ 71.438456][ T4956] btrfs_prealloc_file_range+0x60/0x7c [ 71.440022][ T4956] btrfs_fallocate+0x1330/0x1614 [ 71.441448][ T4956] vfs_fallocate+0x4a4/0x5f4 [ 71.442855][ T4956] ioctl_preallocate+0x22c/0x2c8 [ 71.444281][ T4956] do_vfs_ioctl+0x1a3c/0x2370 [ 71.445614][ T4956] __arm64_sys_ioctl+0xe4/0x1c8 [ 71.447013][ T4956] invoke_syscall+0x98/0x2b8 [ 71.448265][ T4956] el0_svc_common+0x138/0x258 [ 71.449525][ T4956] do_el0_svc+0x58/0x14c [ 71.450679][ T4956] el0_svc+0x78/0x1e0 [ 71.451888][ T4956] el0t_64_sync_handler+0xcc/0xe4 [ 71.453343][ T4956] el0t_64_sync+0x1a0/0x1a4 [ 71.454657][ T4956] irq event stamp: 79408 [ 71.455877][ T4956] hardirqs last enabled at (79407): [] __up_console_sem+0xb4/0x100 [ 71.458516][ T4956] hardirqs last disabled at (79408): [] el1_dbg+0x24/0x80 [ 71.460932][ T4956] softirqs last enabled at (79380): [] handle_softirqs+0xa4c/0xbf0 [ 71.463582][ T4956] softirqs last disabled at (79369): [] __irq_exit_rcu+0x240/0x440 [ 71.466180][ T4956] ---[ end trace 1c030a0ec085293d ]--- [ 71.469461][ T4956] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 71.472272][ T4956] BTRFS info (device loop0): forced readonly [ 71.814859][ T4977] loop0: detected capacity change from 0 to 32768 [ 71.822319][ T4977] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4977) [ 71.831797][ T4977] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 71.834207][ T4977] BTRFS info (device loop0): using free space tree [ 71.835926][ T4977] BTRFS info (device loop0): has skinny extents [ 71.886414][ T4977] BTRFS info (device loop0): enabling ssd optimizations [ 71.893162][ T4977] FAULT_INJECTION: forcing a failure. [ 71.893162][ T4977] name failslab, interval 1, probability 0, space 0, times 0 [ 71.896904][ T4977] CPU: 0 PID: 4977 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 71.899557][ T4977] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 71.902419][ T4977] Call trace: [ 71.903352][ T4977] dump_backtrace+0x0/0x43c [ 71.904602][ T4977] show_stack+0x2c/0x3c [ 71.905764][ T4977] __dump_stack+0x30/0x40 [ 71.906964][ T4977] dump_stack_lvl+0xf8/0x160 [ 71.908195][ T4977] dump_stack+0x1c/0x5c [ 71.909466][ T4977] should_fail+0x3c0/0x51c [ 71.910701][ T4977] __should_failslab+0xbc/0x10c [ 71.912050][ T4977] should_failslab+0x10/0x28 [ 71.913306][ T4977] slab_pre_alloc_hook+0x64/0xec [ 71.914681][ T4977] kmem_cache_alloc+0x94/0x3e4 [ 71.915942][ T4977] btrfs_add_delayed_data_ref+0x164/0xd0c [ 71.917517][ T4977] btrfs_alloc_reserved_file_extent+0x19c/0x2bc [ 71.919305][ T4977] btrfs_insert_replace_extent+0x7e4/0x970 [ 71.920927][ T4977] btrfs_replace_file_extents+0xa68/0x1290 [ 71.922579][ T4977] __btrfs_prealloc_file_range+0x390/0xb88 [ 71.924141][ T4977] btrfs_prealloc_file_range+0x60/0x7c [ 71.925660][ T4977] btrfs_fallocate+0x1330/0x1614 [ 71.927036][ T4977] vfs_fallocate+0x4a4/0x5f4 [ 71.928355][ T4977] ioctl_preallocate+0x22c/0x2c8 [ 71.929697][ T4977] do_vfs_ioctl+0x1a3c/0x2370 [ 71.931002][ T4977] __arm64_sys_ioctl+0xe4/0x1c8 [ 71.932350][ T4977] invoke_syscall+0x98/0x2b8 [ 71.933597][ T4977] el0_svc_common+0x138/0x258 [ 71.934829][ T4977] do_el0_svc+0x58/0x14c [ 71.936013][ T4977] el0_svc+0x78/0x1e0 [ 71.937139][ T4977] el0t_64_sync_handler+0xcc/0xe4 [ 71.938495][ T4977] el0t_64_sync+0x1a0/0x1a4 [ 71.941509][ T4977] ------------[ cut here ]------------ [ 71.943484][ T4977] WARNING: CPU: 0 PID: 4977 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 71.946390][ T4977] Modules linked in: [ 71.947539][ T4977] CPU: 0 PID: 4977 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 71.950326][ T4977] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 71.953099][ T4977] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 71.955360][ T4977] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 71.957216][ T4977] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 71.958902][ T4977] sp : ffff8000205671e0 [ 71.960069][ T4977] x29: ffff800020567300 x28: 0000000000000fff x27: 0000000000000000 [ 71.962304][ T4977] x26: dfff800000000000 x25: ffff0000cac4e000 x24: ffff0000dd781d70 [ 71.964432][ T4977] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000de9d5ec8 [ 71.966929][ T4977] x20: ffff0000de9d5e70 x19: 1fffe0001bd3abd9 x18: 0000000000000001 [ 71.969151][ T4977] x17: 0000000000000000 x16: ffff8000111bc798 x15: 00000000ffffffff [ 71.971386][ T4977] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 71.973596][ T4977] x11: 0000000000000000 x10: 0000000000000000 x9 : 9441026be91d2a00 [ 71.975685][ T4977] x8 : 9441026be91d2a00 x7 : 0000000000000001 x6 : 0000000000000001 [ 71.977778][ T4977] x5 : ffff800020566ad8 x4 : ffff80001424f400 x3 : ffff80000850433c [ 71.979928][ T4977] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 71.982165][ T4977] Call trace: [ 71.983099][ T4977] btrfs_replace_file_extents+0xcc4/0x1290 [ 71.984682][ T4977] __btrfs_prealloc_file_range+0x390/0xb88 [ 71.986375][ T4977] btrfs_prealloc_file_range+0x60/0x7c [ 71.987900][ T4977] btrfs_fallocate+0x1330/0x1614 [ 71.989271][ T4977] vfs_fallocate+0x4a4/0x5f4 [ 71.990614][ T4977] ioctl_preallocate+0x22c/0x2c8 [ 71.992003][ T4977] do_vfs_ioctl+0x1a3c/0x2370 [ 71.993303][ T4977] __arm64_sys_ioctl+0xe4/0x1c8 [ 71.994648][ T4977] invoke_syscall+0x98/0x2b8 [ 71.995966][ T4977] el0_svc_common+0x138/0x258 [ 71.997286][ T4977] do_el0_svc+0x58/0x14c [ 71.998537][ T4977] el0_svc+0x78/0x1e0 [ 71.999659][ T4977] el0t_64_sync_handler+0xcc/0xe4 [ 72.001033][ T4977] el0t_64_sync+0x1a0/0x1a4 [ 72.002332][ T4977] irq event stamp: 80256 [ 72.003574][ T4977] hardirqs last enabled at (80255): [] __up_console_sem+0xb4/0x100 [ 72.006257][ T4977] hardirqs last disabled at (80256): [] el1_dbg+0x24/0x80 [ 72.008611][ T4977] softirqs last enabled at (80232): [] handle_softirqs+0xa4c/0xbf0 [ 72.011234][ T4977] softirqs last disabled at (80213): [] __irq_exit_rcu+0x240/0x440 [ 72.013887][ T4977] ---[ end trace 1c030a0ec085293e ]--- [ 72.018839][ T4977] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 72.021748][ T4977] BTRFS info (device loop0): forced readonly 1970/01/01 00:01:11 executed programs: 16 [ 72.380125][ T4998] loop0: detected capacity change from 0 to 32768 [ 72.387897][ T4998] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4998) [ 72.401002][ T4998] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 72.403568][ T4998] BTRFS info (device loop0): using free space tree [ 72.405456][ T4998] BTRFS info (device loop0): has skinny extents [ 72.448004][ T4998] BTRFS info (device loop0): enabling ssd optimizations [ 72.454513][ T4998] FAULT_INJECTION: forcing a failure. [ 72.454513][ T4998] name failslab, interval 1, probability 0, space 0, times 0 [ 72.458026][ T4998] CPU: 0 PID: 4998 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 72.460893][ T4998] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 72.463809][ T4998] Call trace: [ 72.464733][ T4998] dump_backtrace+0x0/0x43c [ 72.466063][ T4998] show_stack+0x2c/0x3c [ 72.467260][ T4998] __dump_stack+0x30/0x40 [ 72.468487][ T4998] dump_stack_lvl+0xf8/0x160 [ 72.469774][ T4998] dump_stack+0x1c/0x5c [ 72.470975][ T4998] should_fail+0x3c0/0x51c [ 72.472228][ T4998] __should_failslab+0xbc/0x10c [ 72.473600][ T4998] should_failslab+0x10/0x28 [ 72.474841][ T4998] slab_pre_alloc_hook+0x64/0xec [ 72.476185][ T4998] kmem_cache_alloc+0x94/0x3e4 [ 72.477443][ T4998] btrfs_add_delayed_data_ref+0x164/0xd0c [ 72.479052][ T4998] btrfs_alloc_reserved_file_extent+0x19c/0x2bc [ 72.480759][ T4998] btrfs_insert_replace_extent+0x7e4/0x970 [ 72.482400][ T4998] btrfs_replace_file_extents+0xa68/0x1290 [ 72.484007][ T4998] __btrfs_prealloc_file_range+0x390/0xb88 [ 72.485617][ T4998] btrfs_prealloc_file_range+0x60/0x7c [ 72.487124][ T4998] btrfs_fallocate+0x1330/0x1614 [ 72.488529][ T4998] vfs_fallocate+0x4a4/0x5f4 [ 72.489798][ T4998] ioctl_preallocate+0x22c/0x2c8 [ 72.491169][ T4998] do_vfs_ioctl+0x1a3c/0x2370 [ 72.492449][ T4998] __arm64_sys_ioctl+0xe4/0x1c8 [ 72.493769][ T4998] invoke_syscall+0x98/0x2b8 [ 72.495044][ T4998] el0_svc_common+0x138/0x258 [ 72.496441][ T4998] do_el0_svc+0x58/0x14c [ 72.497595][ T4998] el0_svc+0x78/0x1e0 [ 72.498714][ T4998] el0t_64_sync_handler+0xcc/0xe4 [ 72.500107][ T4998] el0t_64_sync+0x1a0/0x1a4 [ 72.502860][ T4998] ------------[ cut here ]------------ [ 72.504559][ T4998] WARNING: CPU: 0 PID: 4998 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 72.507259][ T4998] Modules linked in: [ 72.508300][ T4998] CPU: 0 PID: 4998 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 72.511071][ T4998] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 72.513768][ T4998] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 72.515934][ T4998] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 72.517616][ T4998] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 72.519314][ T4998] sp : ffff8000205671e0 [ 72.520415][ T4998] x29: ffff800020567300 x28: 0000000000000fff x27: 0000000000000000 [ 72.522731][ T4998] x26: dfff800000000000 x25: ffff0000cc210000 x24: ffff0000dd783ae0 [ 72.524969][ T4998] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000de9d5058 [ 72.527209][ T4998] x20: ffff0000de9d5000 x19: 1fffe0001bd3aa0b x18: 0000000000000001 [ 72.529489][ T4998] x17: 0000000000000000 x16: ffff8000111bc798 x15: 00000000ffffffff [ 72.531728][ T4998] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 72.533936][ T4998] x11: 0000000000000000 x10: 0000000000000000 x9 : a2aff4f73fe64600 [ 72.536119][ T4998] x8 : a2aff4f73fe64600 x7 : 0000000000000001 x6 : 0000000000000001 [ 72.538245][ T4998] x5 : ffff800020566ad8 x4 : ffff80001424f400 x3 : ffff80000850433c [ 72.540497][ T4998] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 72.542750][ T4998] Call trace: [ 72.543608][ T4998] btrfs_replace_file_extents+0xcc4/0x1290 [ 72.545213][ T4998] __btrfs_prealloc_file_range+0x390/0xb88 [ 72.546832][ T4998] btrfs_prealloc_file_range+0x60/0x7c [ 72.548406][ T4998] btrfs_fallocate+0x1330/0x1614 [ 72.549797][ T4998] vfs_fallocate+0x4a4/0x5f4 [ 72.551106][ T4998] ioctl_preallocate+0x22c/0x2c8 [ 72.552563][ T4998] do_vfs_ioctl+0x1a3c/0x2370 [ 72.553921][ T4998] __arm64_sys_ioctl+0xe4/0x1c8 [ 72.555287][ T4998] invoke_syscall+0x98/0x2b8 [ 72.556595][ T4998] el0_svc_common+0x138/0x258 [ 72.557835][ T4998] do_el0_svc+0x58/0x14c [ 72.559015][ T4998] el0_svc+0x78/0x1e0 [ 72.560164][ T4998] el0t_64_sync_handler+0xcc/0xe4 [ 72.561637][ T4998] el0t_64_sync+0x1a0/0x1a4 [ 72.562939][ T4998] irq event stamp: 80004 [ 72.564106][ T4998] hardirqs last enabled at (80003): [] __up_console_sem+0xb4/0x100 [ 72.566798][ T4998] hardirqs last disabled at (80004): [] el1_dbg+0x24/0x80 [ 72.569240][ T4998] softirqs last enabled at (79984): [] handle_softirqs+0xa4c/0xbf0 [ 72.572006][ T4998] softirqs last disabled at (79971): [] __irq_exit_rcu+0x240/0x440 [ 72.574678][ T4998] ---[ end trace 1c030a0ec085293f ]--- [ 72.577112][ T4998] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 72.579818][ T4998] BTRFS info (device loop0): forced readonly [ 72.922330][ T5019] loop0: detected capacity change from 0 to 32768 [ 72.930080][ T5019] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5019) [ 72.939149][ T5019] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 72.941820][ T5019] BTRFS info (device loop0): using free space tree [ 72.943950][ T5019] BTRFS info (device loop0): has skinny extents [ 72.967705][ T5019] BTRFS info (device loop0): enabling ssd optimizations [ 72.974645][ T5019] FAULT_INJECTION: forcing a failure. [ 72.974645][ T5019] name failslab, interval 1, probability 0, space 0, times 0 [ 72.978316][ T5019] CPU: 0 PID: 5019 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 72.981086][ T5019] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 72.984024][ T5019] Call trace: [ 72.984915][ T5019] dump_backtrace+0x0/0x43c [ 72.986145][ T5019] show_stack+0x2c/0x3c [ 72.987336][ T5019] __dump_stack+0x30/0x40 [ 72.988546][ T5019] dump_stack_lvl+0xf8/0x160 [ 72.989770][ T5019] dump_stack+0x1c/0x5c [ 72.990925][ T5019] should_fail+0x3c0/0x51c [ 72.992168][ T5019] __should_failslab+0xbc/0x10c [ 72.993436][ T5019] should_failslab+0x10/0x28 [ 72.994666][ T5019] slab_pre_alloc_hook+0x64/0xec [ 72.996084][ T5019] kmem_cache_alloc+0x94/0x3e4 [ 72.997413][ T5019] btrfs_add_delayed_data_ref+0x3bc/0xd0c [ 72.998965][ T5019] btrfs_alloc_reserved_file_extent+0x19c/0x2bc [ 73.000668][ T5019] btrfs_insert_replace_extent+0x7e4/0x970 [ 73.002266][ T5019] btrfs_replace_file_extents+0xa68/0x1290 [ 73.003918][ T5019] __btrfs_prealloc_file_range+0x390/0xb88 [ 73.005635][ T5019] btrfs_prealloc_file_range+0x60/0x7c [ 73.007194][ T5019] btrfs_fallocate+0x1330/0x1614 [ 73.008556][ T5019] vfs_fallocate+0x4a4/0x5f4 [ 73.009909][ T5019] ioctl_preallocate+0x22c/0x2c8 [ 73.011311][ T5019] do_vfs_ioctl+0x1a3c/0x2370 [ 73.012558][ T5019] __arm64_sys_ioctl+0xe4/0x1c8 [ 73.013935][ T5019] invoke_syscall+0x98/0x2b8 [ 73.015230][ T5019] el0_svc_common+0x138/0x258 [ 73.016555][ T5019] do_el0_svc+0x58/0x14c [ 73.017772][ T5019] el0_svc+0x78/0x1e0 [ 73.018837][ T5019] el0t_64_sync_handler+0xcc/0xe4 [ 73.020385][ T5019] el0t_64_sync+0x1a0/0x1a4 [ 73.022022][ T5019] ------------[ cut here ]------------ [ 73.023881][ T5019] WARNING: CPU: 0 PID: 5019 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 73.026706][ T5019] Modules linked in: [ 73.027832][ T5019] CPU: 0 PID: 5019 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 73.030620][ T5019] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 73.033490][ T5019] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 73.035692][ T5019] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 73.037514][ T5019] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 73.039245][ T5019] sp : ffff8000209771e0 [ 73.040424][ T5019] x29: ffff800020977300 x28: 0000000000000fff x27: 0000000000000000 [ 73.042570][ T5019] x26: dfff800000000000 x25: ffff0000cd04c000 x24: ffff0000dd785850 [ 73.044769][ T5019] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000de9d5108 [ 73.046983][ T5019] x20: ffff0000de9d50b0 x19: 1fffe0001bd3aa21 x18: 0000000000000001 [ 73.049125][ T5019] x17: 0000000000000000 x16: ffff8000083020fc x15: 00000000ffffffff [ 73.051438][ T5019] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 73.053656][ T5019] x11: 0000000000000000 x10: 0000000000000000 x9 : 6789bf942bd78900 [ 73.055846][ T5019] x8 : 6789bf942bd78900 x7 : 0000000000000001 x6 : 0000000000000001 [ 73.058057][ T5019] x5 : ffff800020976ad8 x4 : ffff80001424f400 x3 : ffff80000830220c [ 73.060282][ T5019] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 73.062554][ T5019] Call trace: [ 73.063492][ T5019] btrfs_replace_file_extents+0xcc4/0x1290 [ 73.065064][ T5019] __btrfs_prealloc_file_range+0x390/0xb88 [ 73.066692][ T5019] btrfs_prealloc_file_range+0x60/0x7c [ 73.068210][ T5019] btrfs_fallocate+0x1330/0x1614 [ 73.069634][ T5019] vfs_fallocate+0x4a4/0x5f4 [ 73.070951][ T5019] ioctl_preallocate+0x22c/0x2c8 [ 73.072300][ T5019] do_vfs_ioctl+0x1a3c/0x2370 [ 73.073649][ T5019] __arm64_sys_ioctl+0xe4/0x1c8 [ 73.075050][ T5019] invoke_syscall+0x98/0x2b8 [ 73.076325][ T5019] el0_svc_common+0x138/0x258 [ 73.077650][ T5019] do_el0_svc+0x58/0x14c [ 73.078889][ T5019] el0_svc+0x78/0x1e0 [ 73.079998][ T5019] el0t_64_sync_handler+0xcc/0xe4 [ 73.081340][ T5019] el0t_64_sync+0x1a0/0x1a4 [ 73.082739][ T5019] irq event stamp: 80068 [ 73.083919][ T5019] hardirqs last enabled at (80067): [] __up_console_sem+0xb4/0x100 [ 73.086637][ T5019] hardirqs last disabled at (80068): [] el1_dbg+0x24/0x80 [ 73.089068][ T5019] softirqs last enabled at (80040): [] handle_softirqs+0xa4c/0xbf0 [ 73.091738][ T5019] softirqs last disabled at (80015): [] __irq_exit_rcu+0x240/0x440 [ 73.094427][ T5019] ---[ end trace 1c030a0ec0852940 ]--- [ 73.096336][ T5019] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 73.099334][ T5019] BTRFS info (device loop0): forced readonly [ 73.455915][ T5040] loop0: detected capacity change from 0 to 32768 [ 73.462881][ T5040] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5040) [ 73.474632][ T5040] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 73.477284][ T5040] BTRFS info (device loop0): using free space tree [ 73.479521][ T5040] BTRFS info (device loop0): has skinny extents [ 73.499081][ T5040] BTRFS info (device loop0): enabling ssd optimizations [ 73.505185][ T5040] FAULT_INJECTION: forcing a failure. [ 73.505185][ T5040] name failslab, interval 1, probability 0, space 0, times 0 [ 73.509434][ T5040] CPU: 1 PID: 5040 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 73.512277][ T5040] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 73.515044][ T5040] Call trace: [ 73.515927][ T5040] dump_backtrace+0x0/0x43c [ 73.517150][ T5040] show_stack+0x2c/0x3c [ 73.518279][ T5040] __dump_stack+0x30/0x40 [ 73.519477][ T5040] dump_stack_lvl+0xf8/0x160 [ 73.520748][ T5040] dump_stack+0x1c/0x5c [ 73.521903][ T5040] should_fail+0x3c0/0x51c [ 73.523135][ T5040] __should_failslab+0xbc/0x10c [ 73.524488][ T5040] should_failslab+0x10/0x28 [ 73.525753][ T5040] slab_pre_alloc_hook+0x64/0xec [ 73.527111][ T5040] kmem_cache_alloc+0x94/0x3e4 [ 73.528429][ T5040] btrfs_add_delayed_data_ref+0x3bc/0xd0c [ 73.530079][ T5040] btrfs_alloc_reserved_file_extent+0x19c/0x2bc [ 73.531783][ T5040] btrfs_insert_replace_extent+0x7e4/0x970 [ 73.533449][ T5040] btrfs_replace_file_extents+0xa68/0x1290 [ 73.535062][ T5040] __btrfs_prealloc_file_range+0x390/0xb88 [ 73.536611][ T5040] btrfs_prealloc_file_range+0x60/0x7c [ 73.538192][ T5040] btrfs_fallocate+0x1330/0x1614 [ 73.539553][ T5040] vfs_fallocate+0x4a4/0x5f4 [ 73.540861][ T5040] ioctl_preallocate+0x22c/0x2c8 [ 73.542250][ T5040] do_vfs_ioctl+0x1a3c/0x2370 [ 73.543582][ T5040] __arm64_sys_ioctl+0xe4/0x1c8 [ 73.544913][ T5040] invoke_syscall+0x98/0x2b8 [ 73.546233][ T5040] el0_svc_common+0x138/0x258 [ 73.547555][ T5040] do_el0_svc+0x58/0x14c [ 73.548749][ T5040] el0_svc+0x78/0x1e0 [ 73.549848][ T5040] el0t_64_sync_handler+0xcc/0xe4 [ 73.551266][ T5040] el0t_64_sync+0x1a0/0x1a4 [ 73.555914][ T5040] ------------[ cut here ]------------ [ 73.557782][ T5040] WARNING: CPU: 1 PID: 5040 at fs/btrfs/file.c:2983 btrfs_replace_file_extents+0xcc4/0x1290 [ 73.560671][ T5040] Modules linked in: [ 73.561731][ T5040] CPU: 1 PID: 5040 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 73.564409][ T5040] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 73.567077][ T5040] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 73.569129][ T5040] pc : btrfs_replace_file_extents+0xcc4/0x1290 [ 73.570773][ T5040] lr : btrfs_replace_file_extents+0xcc4/0x1290 [ 73.572424][ T5040] sp : ffff8000205f71e0 [ 73.573526][ T5040] x29: ffff8000205f7300 x28: 0000000000000fff x27: 0000000000000000 [ 73.575703][ T5040] x26: dfff800000000000 x25: ffff0000cdedc000 x24: ffff0000e24f3ae0 [ 73.577849][ T5040] x23: 0000000000000000 x22: 00000000fffffff4 x21: ffff0000de852478 [ 73.579998][ T5040] x20: ffff0000de852420 x19: 1fffe0001bd0a48f x18: 0000000000000001 [ 73.582151][ T5040] x17: 0000000000000000 x16: ffff8000111bc798 x15: 00000000ffffffff [ 73.584295][ T5040] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 73.586431][ T5040] x11: 0000000000000000 x10: 0000000000000000 x9 : 2eb4e62a27e17e00 [ 73.588572][ T5040] x8 : 2eb4e62a27e17e00 x7 : 0000000000000001 x6 : 0000000000000001 [ 73.590713][ T5040] x5 : ffff8000205f6ad8 x4 : ffff80001424f400 x3 : ffff80000850433c [ 73.592837][ T5040] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 73.594988][ T5040] Call trace: [ 73.595849][ T5040] btrfs_replace_file_extents+0xcc4/0x1290 [ 73.597407][ T5040] __btrfs_prealloc_file_range+0x390/0xb88 [ 73.599004][ T5040] btrfs_prealloc_file_range+0x60/0x7c [ 73.600483][ T5040] btrfs_fallocate+0x1330/0x1614 [ 73.601796][ T5040] vfs_fallocate+0x4a4/0x5f4 [ 73.603043][ T5040] ioctl_preallocate+0x22c/0x2c8 [ 73.604377][ T5040] do_vfs_ioctl+0x1a3c/0x2370 [ 73.605627][ T5040] __arm64_sys_ioctl+0xe4/0x1c8 [ 73.606928][ T5040] invoke_syscall+0x98/0x2b8 [ 73.608164][ T5040] el0_svc_common+0x138/0x258 [ 73.609410][ T5040] do_el0_svc+0x58/0x14c [ 73.610560][ T5040] el0_svc+0x78/0x1e0 [ 73.611642][ T5040] el0t_64_sync_handler+0xcc/0xe4 [ 73.613020][ T5040] el0t_64_sync+0x1a0/0x1a4 [ 73.614236][ T5040] irq event stamp: 79874 [ 73.615353][ T5040] hardirqs last enabled at (79873): [] __up_console_sem+0xb4/0x100 [ 73.617904][ T5040] hardirqs last disabled at (79874): [] el1_dbg+0x24/0x80 [ 73.620248][ T5040] softirqs last enabled at (79846): [] handle_softirqs+0xa4c/0xbf0 [ 73.622830][ T5040] softirqs last disabled at (79735): [] __irq_exit_rcu+0x240/0x440 [ 73.625383][ T5040] ---[ end trace 1c030a0ec0852941 ]--- [ 73.628517][ T5040] BTRFS: error (device loop0) in btrfs_replace_file_extents:2983: errno=-12 Out of memory [ 73.631361][ T5040] BTRFS info (device loop0): forced readonly [ 73.971425][ T5061] loop0: detected capacity change from 0 to 32768 [ 73.988700][ T5061] BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5061) [ 73.997097][ T5061] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 73.999901][ T5061] BTRFS info (device loop0): using free space tree [ 74.001583][ T5061] BTRFS info (device loop0): has skinny extents [ 74.017905][ T5061] BTRFS info (device loop0): enabling ssd optimizations [ 74.023994][ T5061] FAULT_INJECTION: forcing a failure. [ 74.023994][ T5061] name failslab, interval 1, probability 0, space 0, times 0 [ 74.027321][ T5061] CPU: 1 PID: 5061 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 74.029852][ T5061] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 74.032600][ T5061] Call trace: [ 74.033467][ T5061] dump_backtrace+0x0/0x43c [ 74.034657][ T5061] show_stack+0x2c/0x3c [ 74.035779][ T5061] __dump_stack+0x30/0x40 [ 74.037024][ T5061] dump_stack_lvl+0xf8/0x160 [ 74.038236][ T5061] dump_stack+0x1c/0x5c [ 74.039354][ T5061] should_fail+0x3c0/0x51c [ 74.040525][ T5061] __should_failslab+0xbc/0x10c [ 74.041813][ T5061] should_failslab+0x10/0x28 [ 74.043035][ T5061] slab_pre_alloc_hook+0x64/0xec [ 74.044357][ T5061] kmem_cache_alloc+0x94/0x3e4