Warning: Permanently added '10.128.10.38' (ED25519) to the list of known hosts. 1970/01/01 00:00:24 parsed 1 programs [ 25.782496][ T6558] cgroup: Unknown subsys name 'net' [ 25.903327][ T6558] cgroup: Unknown subsys name 'cpuset' [ 25.905155][ T6558] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 26.097713][ T6558] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SS [ 32.593935][ T6565] soft_limit_in_bytes is deprecated and will be removed. Please report your usecase to linux-mm@kvack.org if you depend on this functionality. [ 33.102421][ T6589] chnl_net:caif_netlink_parms(): no params data found [ 33.125228][ T6589] bridge0: port 1(bridge_slave_0) entered blocking state [ 33.125569][ T6589] bridge0: port 1(bridge_slave_0) entered disabled state [ 33.125631][ T6589] bridge_slave_0: entered allmulticast mode [ 33.126092][ T6589] bridge_slave_0: entered promiscuous mode [ 33.127226][ T6589] bridge0: port 2(bridge_slave_1) entered blocking state [ 33.127272][ T6589] bridge0: port 2(bridge_slave_1) entered disabled state [ 33.127321][ T6589] bridge_slave_1: entered allmulticast mode [ 33.127722][ T6589] bridge_slave_1: entered promiscuous mode [ 33.138370][ T6589] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 33.139232][ T6589] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 33.145980][ T6589] team0: Port device team_slave_0 added [ 33.147075][ T6589] team0: Port device team_slave_1 added [ 33.154563][ T6589] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 33.154590][ T6589] 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 1532 would solve the problem. [ 33.154600][ T6589] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 33.155355][ T6589] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 33.155361][ T6589] 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 1532 would solve the problem. [ 33.155371][ T6589] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 33.198252][ T6589] hsr_slave_0: entered promiscuous mode [ 33.199820][ T6589] hsr_slave_1: entered promiscuous mode [ 33.252829][ T6589] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 33.255519][ T6589] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 33.258382][ T6589] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 33.260581][ T6589] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 33.270543][ T6589] bridge0: port 2(bridge_slave_1) entered blocking state [ 33.270590][ T6589] bridge0: port 2(bridge_slave_1) entered forwarding state [ 33.270820][ T6589] bridge0: port 1(bridge_slave_0) entered blocking state [ 33.270844][ T6589] bridge0: port 1(bridge_slave_0) entered forwarding state [ 33.288561][ T6589] 8021q: adding VLAN 0 to HW filter on device bond0 [ 33.292485][ T14] bridge0: port 1(bridge_slave_0) entered disabled state [ 33.294307][ T14] bridge0: port 2(bridge_slave_1) entered disabled state [ 33.298723][ T6589] 8021q: adding VLAN 0 to HW filter on device team0 [ 33.301693][ T249] bridge0: port 1(bridge_slave_0) entered blocking state [ 33.301733][ T249] bridge0: port 1(bridge_slave_0) entered forwarding state [ 33.306007][ T249] bridge0: port 2(bridge_slave_1) entered blocking state [ 33.306051][ T249] bridge0: port 2(bridge_slave_1) entered forwarding state [ 33.401109][ T6589] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 33.411618][ T6589] veth0_vlan: entered promiscuous mode [ 33.414191][ T6589] veth1_vlan: entered promiscuous mode [ 33.420220][ T6589] veth0_macvtap: entered promiscuous mode [ 33.421726][ T6589] veth1_macvtap: entered promiscuous mode [ 33.425549][ T6589] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 33.427200][ T6589] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 33.432130][ T41] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 33.433753][ T41] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 33.435329][ T41] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 33.436101][ T41] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 33.757366][ T885] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 33.810622][ T885] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 33.850544][ T4459] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 33.850578][ T4459] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 33.858109][ T885] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 33.866672][ T41] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 33.866702][ T41] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 33.897212][ T885] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 34.385658][ T6654] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 34.386020][ T6654] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 34.386177][ T6654] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 34.386457][ T6654] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 34.386644][ T6654] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 1970/01/01 00:00:34 executed programs: 0 [ 34.591019][ T6654] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 34.591731][ T6654] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 34.591912][ T6654] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 34.592208][ T6654] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 34.592388][ T6654] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 34.642258][ T6665] chnl_net:caif_netlink_parms(): no params data found [ 34.662029][ T6665] bridge0: port 1(bridge_slave_0) entered blocking state [ 34.662102][ T6665] bridge0: port 1(bridge_slave_0) entered disabled state [ 34.662166][ T6665] bridge_slave_0: entered allmulticast mode [ 34.662598][ T6665] bridge_slave_0: entered promiscuous mode [ 34.663411][ T6665] bridge0: port 2(bridge_slave_1) entered blocking state [ 34.663450][ T6665] bridge0: port 2(bridge_slave_1) entered disabled state [ 34.663522][ T6665] bridge_slave_1: entered allmulticast mode [ 34.663925][ T6665] bridge_slave_1: entered promiscuous mode [ 34.675658][ T6665] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 34.676655][ T6665] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 34.683648][ T6665] team0: Port device team_slave_0 added [ 34.684402][ T6665] team0: Port device team_slave_1 added [ 34.691528][ T6665] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 34.691549][ T6665] 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 1532 would solve the problem. [ 34.691564][ T6665] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 34.692094][ T6665] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 34.692101][ T6665] 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 1532 would solve the problem. [ 34.692111][ T6665] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 34.706266][ T6665] hsr_slave_0: entered promiscuous mode [ 34.706609][ T6665] hsr_slave_1: entered promiscuous mode [ 34.706837][ T6665] debugfs: 'hsr0' already exists in 'hsr' [ 34.706894][ T6665] Cannot create hsr debugfs directory [ 36.661057][ T6156] Bluetooth: hci0: command tx timeout [ 36.776218][ T885] bridge_slave_1: left allmulticast mode [ 36.776253][ T885] bridge_slave_1: left promiscuous mode [ 36.776517][ T885] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.782916][ T885] bridge_slave_0: left allmulticast mode [ 36.782947][ T885] bridge_slave_0: left promiscuous mode [ 36.783034][ T885] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.923524][ T885] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 36.972021][ T885] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 36.991687][ T885] bond0 (unregistering): Released all slaves [ 37.071997][ T885] hsr_slave_0: left promiscuous mode [ 37.072301][ T885] hsr_slave_1: left promiscuous mode [ 37.072662][ T885] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 37.072699][ T885] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 37.073200][ T885] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 37.073215][ T885] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 37.084701][ T885] veth1_macvtap: left promiscuous mode [ 37.085727][ T885] veth0_macvtap: left promiscuous mode [ 37.086724][ T885] veth1_vlan: left promiscuous mode [ 37.087903][ T885] veth0_vlan: left promiscuous mode [ 37.202174][ T885] team0 (unregistering): Port device team_slave_1 removed [ 37.208114][ T885] team0 (unregistering): Port device team_slave_0 removed [ 37.529501][ T6665] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 37.532659][ T6665] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 37.535309][ T6665] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 37.538111][ T6665] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 37.568214][ T6665] 8021q: adding VLAN 0 to HW filter on device bond0 [ 37.572083][ T6665] 8021q: adding VLAN 0 to HW filter on device team0 [ 37.575489][ T249] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.575539][ T249] bridge0: port 1(bridge_slave_0) entered forwarding state [ 37.578746][ T4459] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.578792][ T4459] bridge0: port 2(bridge_slave_1) entered forwarding state [ 37.598652][ T6665] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 37.637291][ T6665] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 37.780282][ T6665] veth0_vlan: entered promiscuous mode [ 37.786910][ T6665] veth1_vlan: entered promiscuous mode [ 37.795715][ T6665] veth0_macvtap: entered promiscuous mode [ 37.796825][ T6665] veth1_macvtap: entered promiscuous mode [ 37.802738][ T6665] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 37.804963][ T6665] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 37.809078][ T14] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 37.809138][ T14] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 37.809153][ T14] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 37.809166][ T14] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 37.847468][ T41] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 37.847501][ T41] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 37.857994][ T14] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 37.858093][ T14] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 37.991279][ T6725] loop0: detected capacity change from 0 to 32768 [ 37.993007][ T6725] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.17 (6725) [ 38.002297][ T6725] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 38.002396][ T6725] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 38.002484][ T6725] BTRFS warning (device loop0): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2 [ 38.029865][ T6725] BTRFS info (device loop0): rebuilding free space tree [ 38.043331][ T6725] BTRFS info (device loop0): disabling free space tree [ 38.044576][ T6725] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 38.046340][ T6725] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 38.050055][ T6725] BTRFS info (device loop0): setting nodatasum [ 38.052999][ T6725] BTRFS info (device loop0): setting nodatacow [ 38.053033][ T6725] BTRFS info (device loop0): enabling ssd optimizations [ 38.053048][ T6725] BTRFS info (device loop0): using spread ssd allocation scheme [ 38.053062][ T6725] BTRFS info (device loop0): turning on async discard [ 38.053073][ T6725] BTRFS info (device loop0): enabling disk space caching [ 38.053083][ T6725] BTRFS info (device loop0): force clearing of disk cache [ 38.158520][ T6725] BTRFS info (device loop0 state M): creating free space tree [ 38.160933][ T6725] FAULT_INJECTION: forcing a failure. [ 38.160933][ T6725] name failslab, interval 1, probability 0, space 0, times 1 [ 38.163107][ T6725] CPU: 0 UID: 0 PID: 6725 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT [ 38.163132][ T6725] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 38.163138][ T6725] Call trace: [ 38.163141][ T6725] show_stack+0x2c/0x3c (C) [ 38.163157][ T6725] __dump_stack+0x30/0x40 [ 38.163165][ T6725] dump_stack_lvl+0xd8/0x12c [ 38.163171][ T6725] dump_stack+0x1c/0x28 [ 38.163176][ T6725] should_fail_ex+0x41c/0x594 [ 38.163182][ T6725] should_failslab+0xc0/0x128 [ 38.163190][ T6725] kmem_cache_alloc_noprof+0x80/0x648 [ 38.163195][ T6725] btrfs_alloc_path+0x30/0x3c [ 38.163203][ T6725] populate_free_space_tree+0x8c/0x4dc [ 38.163210][ T6725] btrfs_create_free_space_tree+0x104/0x834 [ 38.163217][ T6725] btrfs_start_pre_rw_mount+0x13d8/0x1728 [ 38.163224][ T6725] btrfs_reconfigure+0x824/0x1be4 [ 38.163230][ T6725] reconfigure_super+0x1d4/0x6f0 [ 38.163237][ T6725] path_mount+0xb88/0xdfc [ 38.163243][ T6725] __arm64_sys_mount+0x3e8/0x468 [ 38.163249][ T6725] invoke_syscall+0x98/0x254 [ 38.163255][ T6725] el0_svc_common+0x130/0x23c [ 38.163259][ T6725] do_el0_svc+0x48/0x58 [ 38.163264][ T6725] el0_svc+0x5c/0x254 [ 38.163271][ T6725] el0t_64_sync_handler+0x84/0x12c [ 38.163276][ T6725] el0t_64_sync+0x198/0x19c [ 38.172838][ T6725] BTRFS error (device loop0 state MA): Transaction aborted (error -12) [ 38.172875][ T6725] BTRFS: error (device loop0 state MA) in btrfs_create_free_space_tree:1202: errno=-12 Out of memory [ 38.172926][ T6725] BTRFS warning (device loop0 state EMA): failed to create free space tree: -12 [ 38.175789][ T6665] BTRFS info (device loop0 state EA): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 38.198077][ T6665] ------------[ cut here ]------------ [ 38.198092][ T6665] WARNING: CPU: 0 PID: 6665 at fs/btrfs/block-rsv.c:466 btrfs_release_global_block_rsv+0x224/0x22c [ 38.200446][ T6665] Modules linked in: [ 38.200975][ T6665] CPU: 0 UID: 0 PID: 6665 Comm: syz-executor Not tainted syzkaller #0 PREEMPT [ 38.202238][ T6665] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 38.203685][ T6665] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 38.205026][ T6665] pc : btrfs_release_global_block_rsv+0x224/0x22c [ 38.206076][ T6665] lr : btrfs_release_global_block_rsv+0x224/0x22c [ 38.207009][ T6665] sp : ffff8000a27a7940 [ 38.207620][ T6665] x29: ffff8000a27a7940 x28: 1fffe00018fa7e2c x27: dfff800000000000 [ 38.208696][ T6665] x26: ffff0000c7d3f058 x25: 0000000000000001 x24: ffff0000c7d3f1a8 [ 38.209840][ T6665] x23: ffff0000c7d3f000 x22: 0000000000000000 x21: dfff800000000000 [ 38.210987][ T6665] x20: 0000000000000000 x19: 0000000000030000 x18: 00000000ffffffff [ 38.212097][ T6665] x17: ffff800093303000 x16: ffff80008053739c x15: 0000000000000001 [ 38.213195][ T6665] x14: 1fffe00018fa7404 x13: 0000000000000000 x12: 0000000000000000 [ 38.214324][ T6665] x11: ffff600018fa7405 x10: 0000000000ff0100 x9 : 0000000000000000 [ 38.215402][ T6665] x8 : ffff0000cb6c3d80 x7 : ffff800082596180 x6 : 0000000000000000 [ 38.216555][ T6665] x5 : ffff8000934cf198 x4 : 0000000000000008 x3 : ffff8000805374a4 [ 38.217710][ T6665] x2 : 0000000000000001 x1 : 0000000000030000 x0 : 0000000000000000 [ 38.218881][ T6665] Call trace: [ 38.219331][ T6665] btrfs_release_global_block_rsv+0x224/0x22c (P) [ 38.220232][ T6665] btrfs_free_block_groups+0xa4c/0xd10 [ 38.220947][ T6665] close_ctree+0x650/0x113c [ 38.221602][ T6665] btrfs_put_super+0x1ac/0x1c0 [ 38.222228][ T6665] generic_shutdown_super+0x12c/0x2b8 [ 38.222968][ T6665] kill_anon_super+0x4c/0x7c [ 38.223578][ T6665] btrfs_kill_super+0x40/0x58 [ 38.224227][ T6665] deactivate_locked_super+0xc4/0x12c [ 38.225025][ T6665] deactivate_super+0xe0/0x100 [ 38.225777][ T6665] cleanup_mnt+0x31c/0x3ac [ 38.226505][ T6665] __cleanup_mnt+0x20/0x30 [ 38.227196][ T6665] task_work_run+0x1dc/0x260 [ 38.227884][ T6665] exit_to_user_mode_loop+0xfc/0x178 [ 38.228773][ T6665] el0_svc+0x170/0x254 [ 38.229347][ T6665] el0t_64_sync_handler+0x84/0x12c [ 38.230113][ T6665] el0t_64_sync+0x198/0x19c [ 38.230797][ T6665] irq event stamp: 164252 [ 38.231397][ T6665] hardirqs last enabled at (164251): [] kasan_quarantine_put+0x1a0/0x1c8 [ 38.232848][ T6665] hardirqs last disabled at (164252): [] el1_brk64+0x20/0x54 [ 38.234177][ T6665] softirqs last enabled at (162262): [] local_bh_enable+0x10/0x34 [ 38.235553][ T6665] softirqs last disabled at (162260): [] local_bh_disable+0x10/0x34 [ 38.237047][ T6665] ---[ end trace 0000000000000000 ]--- [ 38.347120][ T6743] loop0: detected capacity change from 0 to 32768 [ 38.350995][ T6743] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.18 (6743) [ 38.354609][ T6743] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 38.356568][ T6743] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 38.358050][ T6743] BTRFS warning (device loop0): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2 [ 38.381911][ T6743] BTRFS info (device loop0): rebuilding free space tree [ 38.385094][ T6743] BTRFS info (device loop0): disabling free space tree [ 38.386431][ T6743] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 38.388229][ T6743] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 38.392719][ T6743] BTRFS info (device loop0): setting nodatasum [ 38.393780][ T6743] BTRFS info (device loop0): setting nodatacow [ 38.394941][ T6743] BTRFS info (device loop0): enabling ssd optimizations [ 38.396177][ T6743] BTRFS info (device loop0): using spread ssd allocation scheme [ 38.397509][ T6743] BTRFS info (device loop0): turning on async discard [ 38.399108][ T6743] BTRFS info (device loop0): enabling disk space caching [ 38.400358][ T6743] BTRFS info (device loop0): force clearing of disk cache [ 38.490112][ T6743] BTRFS info (device loop0 state M): creating free space tree [ 38.491687][ T6743] FAULT_INJECTION: forcing a failure. [ 38.491687][ T6743] name failslab, interval 1, probability 0, space 0, times 0 [ 38.494367][ T6743] CPU: 0 UID: 0 PID: 6743 Comm: syz.0.18 Tainted: G W syzkaller #0 PREEMPT [ 38.494396][ T6743] Tainted: [W]=WARN [ 38.494400][ T6743] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 38.494406][ T6743] Call trace: [ 38.494410][ T6743] show_stack+0x2c/0x3c (C) [ 38.494427][ T6743] __dump_stack+0x30/0x40 [ 38.494437][ T6743] dump_stack_lvl+0xd8/0x12c [ 38.494443][ T6743] dump_stack+0x1c/0x28 [ 38.494448][ T6743] should_fail_ex+0x41c/0x594 [ 38.494455][ T6743] should_failslab+0xc0/0x128 [ 38.494463][ T6743] kmem_cache_alloc_noprof+0x80/0x648 [ 38.494468][ T6743] btrfs_alloc_path+0x30/0x3c [ 38.494476][ T6743] populate_free_space_tree+0x98/0x4dc [ 38.494484][ T6743] btrfs_create_free_space_tree+0x104/0x834 [ 38.494491][ T6743] btrfs_start_pre_rw_mount+0x13d8/0x1728 [ 38.494498][ T6743] btrfs_reconfigure+0x824/0x1be4 [ 38.494504][ T6743] reconfigure_super+0x1d4/0x6f0 [ 38.494511][ T6743] path_mount+0xb88/0xdfc [ 38.494517][ T6743] __arm64_sys_mount+0x3e8/0x468 [ 38.494523][ T6743] invoke_syscall+0x98/0x254 [ 38.494529][ T6743] el0_svc_common+0x130/0x23c [ 38.494533][ T6743] do_el0_svc+0x48/0x58 [ 38.494538][ T6743] el0_svc+0x5c/0x254 [ 38.494545][ T6743] el0t_64_sync_handler+0x84/0x12c [ 38.494550][ T6743] el0t_64_sync+0x198/0x19c [ 38.515244][ T6743] BTRFS error (device loop0 state MA): Transaction aborted (error -12) [ 38.517079][ T6743] BTRFS: error (device loop0 state MA) in btrfs_create_free_space_tree:1202: errno=-12 Out of memory [ 38.518285][ T6743] BTRFS warning (device loop0 state EMA): failed to create free space tree: -12 [ 38.526740][ T6665] BTRFS info (device loop0 state EA): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 38.649410][ T6761] loop0: detected capacity change from 0 to 32768 [ 38.655105][ T6761] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.19 (6761) [ 38.659312][ T6761] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 38.659382][ T6761] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 38.659402][ T6761] BTRFS warning (device loop0): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2 [ 38.696209][ T6761] BTRFS info (device loop0): rebuilding free space tree [ 38.698953][ T6761] BTRFS info (device loop0): disabling free space tree [ 38.699173][ T6761] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 38.699192][ T6761] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 38.700235][ T6761] BTRFS info (device loop0): setting nodatasum [ 38.700244][ T6761] BTRFS info (device loop0): setting nodatacow [ 38.700250][ T6761] BTRFS info (device loop0): enabling ssd optimizations [ 38.700255][ T6761] BTRFS info (device loop0): using spread ssd allocation scheme [ 38.700261][ T6761] BTRFS info (device loop0): turning on async discard [ 38.700267][ T6761] BTRFS info (device loop0): enabling disk space caching [ 38.700272][ T6761] BTRFS info (device loop0): force clearing of disk cache [ 38.743036][ T6156] Bluetooth: hci0: command tx timeout [ 38.801760][ T6761] BTRFS info (device loop0 state M): creating free space tree [ 38.801973][ T6761] FAULT_INJECTION: forcing a failure. [ 38.801973][ T6761] name failslab, interval 1, probability 0, space 0, times 0 [ 38.801986][ T6761] CPU: 0 UID: 0 PID: 6761 Comm: syz.0.19 Tainted: G W syzkaller #0 PREEMPT [ 38.801994][ T6761] Tainted: [W]=WARN [ 38.801997][ T6761] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 38.802000][ T6761] Call trace: [ 38.802003][ T6761] show_stack+0x2c/0x3c (C) [ 38.802014][ T6761] __dump_stack+0x30/0x40 [ 38.802020][ T6761] dump_stack_lvl+0xd8/0x12c [ 38.802024][ T6761] dump_stack+0x1c/0x28 [ 38.802029][ T6761] should_fail_ex+0x41c/0x594 [ 38.802035][ T6761] should_failslab+0xc0/0x128 [ 38.802043][ T6761] kmem_cache_alloc_noprof+0x80/0x648 [ 38.802048][ T6761] btrfs_alloc_path+0x30/0x3c [ 38.802056][ T6761] populate_free_space_tree+0x98/0x4dc [ 38.802063][ T6761] btrfs_create_free_space_tree+0x104/0x834 [ 38.802070][ T6761] btrfs_start_pre_rw_mount+0x13d8/0x1728 [ 38.802077][ T6761] btrfs_reconfigure+0x824/0x1be4 [ 38.802083][ T6761] reconfigure_super+0x1d4/0x6f0 [ 38.802089][ T6761] path_mount+0xb88/0xdfc [ 38.802095][ T6761] __arm64_sys_mount+0x3e8/0x468 [ 38.802101][ T6761] invoke_syscall+0x98/0x254 [ 38.802107][ T6761] el0_svc_common+0x130/0x23c [ 38.802111][ T6761] do_el0_svc+0x48/0x58 [ 38.802116][ T6761] el0_svc+0x5c/0x254 [ 38.802123][ T6761] el0t_64_sync_handler+0x84/0x12c [ 38.802128][ T6761] el0t_64_sync+0x198/0x19c [ 38.802140][ T6761] BTRFS error (device loop0 state MA): Transaction aborted (error -12) [ 38.802149][ T6761] BTRFS: error (device loop0 state MA) in btrfs_create_free_space_tree:1202: errno=-12 Out of memory [ 38.802304][ T6761] BTRFS warning (device loop0 state EMA): failed to create free space tree: -12 [ 38.805252][ T6665] BTRFS info (device loop0 state EA): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 38.928775][ T6779] loop0: detected capacity change from 0 to 32768 [ 38.929610][ T6779] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.20 (6779) [ 38.931881][ T6779] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 38.932035][ T6779] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 38.932057][ T6779] BTRFS warning (device loop0): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2 [ 38.957017][ T6779] BTRFS info (device loop0): rebuilding free space tree [ 38.959605][ T6779] BTRFS info (device loop0): disabling free space tree [ 38.959645][ T6779] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 38.959658][ T6779] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 38.961363][ T6779] BTRFS info (device loop0): setting nodatasum [ 38.961376][ T6779] BTRFS info (device loop0): setting nodatacow [ 38.961385][ T6779] BTRFS info (device loop0): enabling ssd optimizations [ 38.961392][ T6779] BTRFS info (device loop0): using spread ssd allocation scheme [ 38.961398][ T6779] BTRFS info (device loop0): turning on async discard [ 38.961403][ T6779] BTRFS info (device loop0): enabling disk space caching [ 38.961408][ T6779] BTRFS info (device loop0): force clearing of disk cache [ 39.063121][ T6779] BTRFS info (device loop0 state M): creating free space tree [ 39.063349][ T6779] FAULT_INJECTION: forcing a failure. [ 39.063349][ T6779] name failslab, interval 1, probability 0, space 0, times 0 [ 39.063361][ T6779] CPU: 1 UID: 0 PID: 6779 Comm: syz.0.20 Tainted: G W syzkaller #0 PREEMPT [ 39.063370][ T6779] Tainted: [W]=WARN [ 39.063372][ T6779] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 39.063376][ T6779] Call trace: [ 39.063379][ T6779] show_stack+0x2c/0x3c (C) [ 39.063390][ T6779] __dump_stack+0x30/0x40 [ 39.063396][ T6779] dump_stack_lvl+0xd8/0x12c [ 39.063401][ T6779] dump_stack+0x1c/0x28 [ 39.063405][ T6779] should_fail_ex+0x41c/0x594 [ 39.063412][ T6779] should_failslab+0xc0/0x128 [ 39.063420][ T6779] kmem_cache_alloc_noprof+0x80/0x648 [ 39.063425][ T6779] btrfs_alloc_path+0x30/0x3c [ 39.063433][ T6779] populate_free_space_tree+0x98/0x4dc [ 39.063441][ T6779] btrfs_create_free_space_tree+0x104/0x834 [ 39.063448][ T6779] btrfs_start_pre_rw_mount+0x13d8/0x1728 [ 39.063455][ T6779] btrfs_reconfigure+0x824/0x1be4 [ 39.063461][ T6779] reconfigure_super+0x1d4/0x6f0 [ 39.063468][ T6779] path_mount+0xb88/0xdfc [ 39.063474][ T6779] __arm64_sys_mount+0x3e8/0x468 [ 39.063480][ T6779] invoke_syscall+0x98/0x254 [ 39.063485][ T6779] el0_svc_common+0x130/0x23c [ 39.063490][ T6779] do_el0_svc+0x48/0x58 [ 39.063494][ T6779] el0_svc+0x5c/0x254 [ 39.063501][ T6779] el0t_64_sync_handler+0x84/0x12c [ 39.063507][ T6779] el0t_64_sync+0x198/0x19c [ 39.063519][ T6779] BTRFS error (device loop0 state MA): Transaction aborted (error -12) [ 39.063527][ T6779] BTRFS: error (device loop0 state MA) in btrfs_create_free_space_tree:1202: errno=-12 Out of memory [ 39.063694][ T6779] BTRFS warning (device loop0 state EMA): failed to create free space tree: -12 [ 39.066714][ T6665] BTRFS info (device loop0 state EA): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 39.189694][ T6798] loop0: detected capacity change from 0 to 32768 [ 39.192916][ T6798] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.21 (6798) [ 39.197092][ T6798] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 39.197963][ T6798] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 39.197997][ T6798] BTRFS warning (device loop0): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2 [ 39.238921][ T6798] BTRFS info (device loop0): rebuilding free space tree [ 39.243618][ T6798] BTRFS info (device loop0): disabling free space tree [ 39.243658][ T6798] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 39.243678][ T6798] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 39.249222][ T6798] BTRFS info (device loop0): setting nodatasum [ 39.250247][ T6798] BTRFS info (device loop0): setting nodatacow [ 39.251396][ T6798] BTRFS info (device loop0): enabling ssd optimizations [ 39.252573][ T6798] BTRFS info (device loop0): using spread ssd allocation scheme [ 39.253860][ T6798] BTRFS info (device loop0): turning on async discard [ 39.254940][ T6798] BTRFS info (device loop0): enabling disk space caching [ 39.256036][ T6798] BTRFS info (device loop0): force clearing of disk cache [ 39.344908][ T6798] BTRFS info (device loop0 state M): creating free space tree [ 39.345161][ T6798] FAULT_INJECTION: forcing a failure. [ 39.345161][ T6798] name failslab, interval 1, probability 0, space 0, times 0 [ 39.345174][ T6798] CPU: 0 UID: 0 PID: 6798 Comm: syz.0.21 Tainted: G W syzkaller #0 PREEMPT [ 39.345183][ T6798] Tainted: [W]=WARN [ 39.345185][ T6798] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 39.345189][ T6798] Call trace: [ 39.345191][ T6798] show_stack+0x2c/0x3c (C) [ 39.345203][ T6798] __dump_stack+0x30/0x40 [ 39.345208][ T6798] dump_stack_lvl+0xd8/0x12c [ 39.345213][ T6798] dump_stack+0x1c/0x28 [ 39.345217][ T6798] should_fail_ex+0x41c/0x594 [ 39.345225][ T6798] should_failslab+0xc0/0x128 [ 39.345232][ T6798] kmem_cache_alloc_noprof+0x80/0x648 [ 39.345237][ T6798] btrfs_alloc_path+0x30/0x3c [ 39.345245][ T6798] populate_free_space_tree+0x8c/0x4dc [ 39.345252][ T6798] btrfs_create_free_space_tree+0x104/0x834 [ 39.345259][ T6798] btrfs_start_pre_rw_mount+0x13d8/0x1728 [ 39.345266][ T6798] btrfs_reconfigure+0x824/0x1be4 [ 39.345272][ T6798] reconfigure_super+0x1d4/0x6f0 [ 39.345279][ T6798] path_mount+0xb88/0xdfc [ 39.345285][ T6798] __arm64_sys_mount+0x3e8/0x468 [ 39.345291][ T6798] invoke_syscall+0x98/0x254 [ 39.345296][ T6798] el0_svc_common+0x130/0x23c [ 39.345301][ T6798] do_el0_svc+0x48/0x58 [ 39.345305][ T6798] el0_svc+0x5c/0x254 [ 39.345312][ T6798] el0t_64_sync_handler+0x84/0x12c [ 39.345317][ T6798] el0t_64_sync+0x198/0x19c [ 39.345327][ T6798] BTRFS error (device loop0 state MA): Transaction aborted (error -12) [ 39.345335][ T6798] BTRFS: error (device loop0 state MA) in btrfs_create_free_space_tree:1202: errno=-12 Out of memory [ 39.345499][ T6798] BTRFS warning (device loop0 state EMA): failed to create free space tree: -12 [ 39.348419][ T6665] BTRFS info (device loop0 state EA): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 39.466637][ T6816] loop0: detected capacity change from 0 to 32768 [ 39.469078][ T6816] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.22 (6816) [ 39.475876][ T6816] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 39.475932][ T6816] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 39.475951][ T6816] BTRFS warning (device loop0): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2 [ 39.501666][ T6816] BTRFS info (device loop0): rebuilding free space tree [ 39.503721][ T6816] BTRFS info (device loop0): disabling free space tree [ 39.503765][ T6816] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 39.503773][ T6816] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 39.504738][ T6816] BTRFS info (device loop0): setting nodatasum [ 39.504746][ T6816] BTRFS info (device loop0): setting nodatacow [ 39.504752][ T6816] BTRFS info (device loop0): enabling ssd optimizations [ 39.504758][ T6816] BTRFS info (device loop0): using spread ssd allocation scheme [ 39.504764][ T6816] BTRFS info (device loop0): turning on async discard [ 39.504769][ T6816] BTRFS info (device loop0): enabling disk space caching [ 39.504774][ T6816] BTRFS info (device loop0): force clearing of disk cache [ 39.597510][ T6816] BTRFS info (device loop0 state M): creating free space tree [ 39.597722][ T6816] FAULT_INJECTION: forcing a failure. [ 39.597722][ T6816] name failslab, interval 1, probability 0, space 0, times 0 [ 39.597735][ T6816] CPU: 1 UID: 0 PID: 6816 Comm: syz.0.22 Tainted: G W syzkaller #0 PREEMPT [ 39.597743][ T6816] Tainted: [W]=WARN [ 39.597746][ T6816] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 39.597750][ T6816] Call trace: [ 39.597752][ T6816] show_stack+0x2c/0x3c (C) [ 39.597764][ T6816] __dump_stack+0x30/0x40 [ 39.597770][ T6816] dump_stack_lvl+0xd8/0x12c [ 39.597774][ T6816] dump_stack+0x1c/0x28 [ 39.597779][ T6816] should_fail_ex+0x41c/0x594 [ 39.597789][ T6816] should_failslab+0xc0/0x128 [ 39.597797][ T6816] kmem_cache_alloc_noprof+0x80/0x648 [ 39.597803][ T6816] btrfs_alloc_path+0x30/0x3c [ 39.597810][ T6816] populate_free_space_tree+0x98/0x4dc [ 39.597818][ T6816] btrfs_create_free_space_tree+0x104/0x834 [ 39.597825][ T6816] btrfs_start_pre_rw_mount+0x13d8/0x1728 [ 39.597833][ T6816] btrfs_reconfigure+0x824/0x1be4 [ 39.597839][ T6816] reconfigure_super+0x1d4/0x6f0 [ 39.597846][ T6816] path_mount+0xb88/0xdfc [ 39.597852][ T6816] __arm64_sys_mount+0x3e8/0x468 [ 39.597858][ T6816] invoke_syscall+0x98/0x254 [ 39.597863][ T6816] el0_svc_common+0x130/0x23c [ 39.597868][ T6816] do_el0_svc+0x48/0x58 [ 39.597872][ T6816] el0_svc+0x5c/0x254 [ 39.597879][ T6816] el0t_64_sync_handler+0x84/0x12c [ 39.597884][ T6816] el0t_64_sync+0x198/0x19c [ 39.597897][ T6816] BTRFS error (device loop0 state MA): Transaction aborted (error -12) [ 39.597905][ T6816] BTRFS: error (device loop0 state MA) in btrfs_create_free_space_tree:1202: errno=-12 Out of memory [ 39.598065][ T6816] BTRFS warning (device loop0 state EMA): failed to create free space tree: -12 [ 39.601113][ T6665] BTRFS info (device loop0 state EA): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf 1970/01/01 00:00:39 executed programs: 8 [ 39.721497][ T6834] loop0: detected capacity change from 0 to 32768 [ 39.726968][ T6834] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.23 (6834) [ 39.731534][ T6834] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 39.731603][ T6834] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 39.731647][ T6834] BTRFS warning (device loop0): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2 [ 39.744094][ T6834] BTRFS info (device loop0): rebuilding free space tree [ 39.746734][ T6834] BTRFS info (device loop0): disabling free space tree [ 39.746774][ T6834] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 39.746787][ T6834] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 39.748283][ T6834] BTRFS info (device loop0): setting nodatasum [ 39.748292][ T6834] BTRFS info (device loop0): setting nodatacow [ 39.748298][ T6834] BTRFS info (device loop0): enabling ssd optimizations [ 39.748304][ T6834] BTRFS info (device loop0): using spread ssd allocation scheme [ 39.846371][ T6834] FAULT_INJECTION: forcing a failure. [ 39.846371][ T6834] name failslab, interval 1, probability 0, space 0, times 0 [ 39.848497][ T6834] CPU: 0 UID: 0 PID: 6834 Comm: syz.0.23 Tainted: G W syzkaller #0 PREEMPT [ 39.848519][ T6834] Tainted: [W]=WARN [ 39.848522][ T6834] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 39.848527][ T6834] Call trace: [ 39.848530][ T6834] show_stack+0x2c/0x3c (C) [ 39.848544][ T6834] __dump_stack+0x30/0x40 [ 39.848551][ T6834] dump_stack_lvl+0xd8/0x12c [ 39.848557][ T6834] dump_stack+0x1c/0x28 [ 39.848561][ T6834] should_fail_ex+0x41c/0x594 [ 39.848568][ T6834] should_failslab+0xc0/0x128 [ 39.848576][ T6834] kmem_cache_alloc_noprof+0x80/0x648 [ 39.848581][ T6834] btrfs_alloc_path+0x30/0x3c [ 39.848589][ T6834] populate_free_space_tree+0x98/0x4dc [ 39.848596][ T6834] btrfs_create_free_space_tree+0x104/0x834 [ 39.848603][ T6834] btrfs_start_pre_rw_mount+0x13d8/0x1728 [ 39.848610][ T6834] btrfs_reconfigure+0x824/0x1be4 [ 39.848616][ T6834] reconfigure_super+0x1d4/0x6f0 [ 39.848623][ T6834] path_mount+0xb88/0xdfc [ 39.848629][ T6834] __arm64_sys_mount+0x3e8/0x468 [ 39.848635][ T6834] invoke_syscall+0x98/0x254 [ 39.848640][ T6834] el0_svc_common+0x130/0x23c [ 39.848645][ T6834] do_el0_svc+0x48/0x58 [ 39.848649][ T6834] el0_svc+0x5c/0x254 [ 39.848656][ T6834] el0t_64_sync_handler+0x84/0x12c [ 39.848662][ T6834] el0t_64_sync+0x198/0x19c [ 39.852482][ T6834] BTRFS error (device loop0 state MA): Transaction aborted (error -12) [ 39.852503][ T6834] BTRFS: error (device loop0 state MA) in btrfs_create_free_space_tree:1202: errno=-12 Out of memory [ 39.852686][ T6834] BTRFS warning (device loop0 state EMA): failed to create free space tree: -12 [ 39.969546][ T6853] loop0: detected capacity change from 0 to 32768 [ 39.973069][ T6853] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.24 (6853) [ 39.976427][ T6853] BTRFS warning (device loop0): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2 [ 40.094447][ T6853] FAULT_INJECTION: forcing a failure. [ 40.094447][ T6853] name failslab, interval 1, probability 0, space 0, times 0 [ 40.094485][ T6853] CPU: 1 UID: 0 PID: 6853 Comm: syz.0.24 Tainted: G W syzkaller #0 PREEMPT [ 40.094497][ T6853] Tainted: [W]=WARN [ 40.094501][ T6853] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 40.094507][ T6853] Call trace: [ 40.094511][ T6853] show_stack+0x2c/0x3c (C) [ 40.094525][ T6853] __dump_stack+0x30/0x40 [ 40.094532][ T6853] dump_stack_lvl+0xd8/0x12c [ 40.094537][ T6853] dump_stack+0x1c/0x28 [ 40.094541][ T6853] should_fail_ex+0x41c/0x594 [ 40.094549][ T6853] should_failslab+0xc0/0x128 [ 40.094556][ T6853] kmem_cache_alloc_noprof+0x80/0x648 [ 40.094562][ T6853] btrfs_alloc_path+0x30/0x3c [ 40.094569][ T6853] populate_free_space_tree+0x98/0x4dc [ 40.094577][ T6853] btrfs_create_free_space_tree+0x104/0x834 [ 40.094584][ T6853] btrfs_start_pre_rw_mount+0x13d8/0x1728 [ 40.094591][ T6853] btrfs_reconfigure+0x824/0x1be4 [ 40.094598][ T6853] reconfigure_super+0x1d4/0x6f0 [ 40.094604][ T6853] path_mount+0xb88/0xdfc [ 40.094611][ T6853] __arm64_sys_mount+0x3e8/0x468 [ 40.094617][ T6853] invoke_syscall+0x98/0x254 [ 40.094622][ T6853] el0_svc_common+0x130/0x23c [ 40.094627][ T6853] do_el0_svc+0x48/0x58 [ 40.094631][ T6853] el0_svc+0x5c/0x254 [ 40.094638][ T6853] el0t_64_sync_handler+0x84/0x12c [ 40.094644][ T6853] el0t_64_sync+0x198/0x19c [ 40.094657][ T6853] BTRFS error (device loop0 state MA): Transaction aborted (error -12) [ 40.094666][ T6853] BTRFS: error (device loop0 state MA) in btrfs_create_free_space_tree:1202: errno=-12 Out of memory [ 40.094836][ T6853] BTRFS warning (device loop0 state EMA): failed to create free space tree: -12 [ 40.210994][ T6871] loop0: detected capacity change from 0 to 32768 [ 40.212965][ T6871] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.25 (6871) [ 40.216284][ T6871] BTRFS warning (device loop0): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2 [ 40.324060][ T6871] FAULT_INJECTION: forcing a failure. [ 40.324060][ T6871] name failslab, interval 1, probability 0, space 0, times 0 [ 40.326229][ T6871] CPU: 1 UID: 0 PID: 6871 Comm: syz.0.25 Tainted: G W syzkaller #0 PREEMPT [ 40.326252][ T6871] Tainted: [W]=WARN [ 40.326256][ T6871] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 40.326261][ T6871] Call trace: [ 40.326265][ T6871] show_stack+0x2c/0x3c (C) [ 40.326279][ T6871] __dump_stack+0x30/0x40 [ 40.326289][ T6871] dump_stack_lvl+0xd8/0x12c [ 40.326295][ T6871] dump_stack+0x1c/0x28 [ 40.326300][ T6871] should_fail_ex+0x41c/0x594 [ 40.326307][ T6871] should_failslab+0xc0/0x128 [ 40.326315][ T6871] kmem_cache_alloc_noprof+0x80/0x648 [ 40.326320][ T6871] btrfs_alloc_path+0x30/0x3c [ 40.326328][ T6871] populate_free_space_tree+0x98/0x4dc [ 40.326335][ T6871] btrfs_create_free_space_tree+0x104/0x834 [ 40.326342][ T6871] btrfs_start_pre_rw_mount+0x13d8/0x1728 [ 40.326349][ T6871] btrfs_reconfigure+0x824/0x1be4 [ 40.326356][ T6871] re ** replaying previous printk message ** [ 40.326356][ T6871] reconfigure_super+0x1d4/0x6f0 [ 40.326362][ T6871] path_mount+0xb88/0xdfc [ 40.326368][ T6871] __arm64_sys_mount+0x3e8/0x468 [ 40.326374][ T6871] invoke_syscall+0x98/0x254 [ 40.326379][ T6871] el0_svc_common+0x130/0x23c [ 40.326384][ T6871] do_el0_svc+0x48/0x58 [ 40.326388][ T6871] el0_svc+0x5c/0x254 [ 40.326395][ T6871] el0t_64_sync_handler+0x84/0x12c [ 40.326401][ T6871] el0t_64_sync+0x198/0x19c [ 40.330877][ T6871] BTRFS error (device loop0 state MA): Transaction aborted (error -12) [ 40.330899][ T6871] BTRFS: error (device loop0 state MA) in btrfs_create_free_space_tree:1202: errno=-12 Out of memory [ 40.330923][ T6871] BTRFS warning (device loop0 state EMA): failed to create free space tree: -12 [ 40.342972][ T6665] ------------[ cut here ]------------ [ 40.342982][ T6665] WARNING: CPU: 0 PID: 6665 at fs/btrfs/block-rsv.c:466 btrfs_release_global_block_rsv+0x224/0x22c [ 40.355711][ T6665] Modules linked in: [ 40.356312][ T6665] CPU: 0 UID: 0 PID: 6665 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 40.357809][ T6665] Tainted: [W]=WARN [ 40.358349][ T6665] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 40.359843][ T6665] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 40.360943][ T6665] pc : btrfs_release_global_block_rsv+0x224/0x22c [ 40.361991][ T6665] lr : btrfs_release_global_block_rsv+0x224/0x22c [ 40.363009][ T6665] sp : ffff8000a27a7940 [ 40.363663][ T6665] x29: ffff8000a27a7940 x28: 1fffe0001994192c x27: dfff800000000000 [ 40.364859][ T6665] x26: ffff0000cca0c858 x25: 0000000000000001 x24: ffff0000cca0c9a8 [ 40.366134][ T6665] x23: ffff0000cca0c800 x22: 0000000000000000 x21: dfff800000000000 [ 40.367363][ T6665] x20: 0000000000000000 x19: 0000000000030000 x18: 1fffe000337db690 [ 40.368718][ T6665] x17: ffff80008f57e000 x16: ffff80008053739c x15: 0000000000000001 [ 40.369933][ T6665] x14: 1fffe00019941c04 x13: 0000000000000000 x12: 0000000000000000 [ 40.371158][ T6665] x11: ffff600019941c05 x10: 0000000000ff0100 x9 : 0000000000000000 [ 40.372404][ T6665] x8 : ffff0000cb6c3d80 x7 : ffff800082596180 x6 : 0000000000000000 [ 40.373666][ T6665] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000805374a4 [ 40.374889][ T6665] x2 : 0000000000000001 x1 : 0000000000030000 x0 : 0000000000000000 [ 40.376221][ T6665] Call trace: [ 40.376708][ T6665] btrfs_release_global_block_rsv+0x224/0x22c (P) [ 40.377729][ T6665] btrfs_free_block_groups+0xa4c/0xd10 [ 40.378537][ T6665] close_ctree+0x650/0x113c [ 40.379219][ T6665] btrfs_put_super+0x1ac/0x1c0 [ 40.379936][ T6665] generic_shutdown_super+0x12c/0x2b8 [ 40.380814][ T6665] kill_anon_super+0x4c/0x7c [ 40.381483][ T6665] btrfs_kill_super+0x40/0x58 [ 40.382197][ T6665] deactivate_locked_super+0xc4/0x12c [ 40.382950][ T6665] deactivate_super+0xe0/0x100 [ 40.383652][ T6665] cleanup_mnt+0x31c/0x3ac [ 40.384302][ T6665] __cleanup_mnt+0x20/0x30 [ 40.385015][ T6665] task_work_run+0x1dc/0x260 [ 40.385692][ T6665] exit_to_user_mode_loop+0xfc/0x178 [ 40.386503][ T6665] el0_svc+0x170/0x254 [ 40.387071][ T6665] el0t_64_sync_handler+0x84/0x12c [ 40.387773][ T6665] el0t_64_sync+0x198/0x19c [ 40.388376][ T6665] irq event stamp: 375864 [ 40.389008][ T6665] hardirqs last enabled at (375863): [] kasan_quarantine_put+0x1a0/0x1c8 [ 40.390528][ T6665] hardirqs last disabled at (375864): [] el1_brk64+0x20/0x54 [ 40.391837][ T6665] softirqs last enabled at (374032): [] local_bh_enable+0x10/0x34 [ 40.393287][ T6665] softirqs last disabled at (374030): [] local_bh_disable+0x10/0x34 [ 40.394695][ T6665] ---[ end trace 0000000000000000 ]--- [ 40.496429][ T6889] loop0: detected capacity change from 0 to 32768 [ 40.501583][ T6889] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.26 (6889) [ 40.506518][ T6889] BTRFS warning (device loop0): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2 [ 40.618387][ T6889] FAULT_INJECTION: forcing a failure. [ 40.618387][ T6889] name failslab, interval 1, probability 0, space 0, times 0 [ 40.619117][ T6889] CPU: 1 UID: 0 PID: 6889 Comm: syz.0.26 Tainted: G W syzkaller #0 PREEMPT [ 40.619140][ T6889] Tainted: [W]=WARN [ 40.619144][ T6889] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 40.619150][ T6889] Call trace: [ 40.619153][ T6889] show_stack+0x2c/0x3c (C) [ 40.619168][ T6889] __dump_stack+0x30/0x40 [ 40.619176][ T6889] dump_stack_lvl+0xd8/0x12c [ 40.619181][ T6889] dump_stack+0x1c/0x28 [ 40.619186][ T6889] should_fail_ex+0x41c/0x594 [ 40.619193][ T6889] should_failslab+0xc0/0x128 [ 40.619200][ T6889] kmem_cache_alloc_noprof+0x80/0x648 [ 40.619206][ T6889] btrfs_alloc_path+0x30/0x3c [ 40.619213][ T6889 ** replaying previous printk message ** [ 40.619213][ T6889] populate_free_space_tree+0x8c/0x4dc [ 40.619220][ T6889] btrfs_create_free_space_tree+0x104/0x834 [ 40.619227][ T6889] btrfs_start_pre_rw_mount+0x13d8/0x1728 [ 40.619234][ T6889] btrfs_reconfigure+0x824/0x1be4 [ 40.619241][ T6889] reconfigure_super+0x1d4/0x6f0 [ 40.619247][ T6889] path_mount+0xb88/0xdfc [ 40.619253][ T6889] __arm64_sys_mount+0x3e8/0x468 [ 40.619259][ T6889] invoke_syscall+0x98/0x254 [ 40.619264][ T6889] el0_svc_common+0x130/0x23c [ 40.619269][ T6889] do_el0_svc+0x48/0x58 [ 40.619273][ T6889] el0_svc+0x5c/0x254 [ 40.619280][ T6889] el0t_64_sync_handler+0x84/0x12c [ 40.619286][ T6889] el0t_64_sync+0x198/0x19c [ 40.619297][ T6889] BTRFS error (device loop0 state MA): Transaction aborted (error -12) [ 40.619309][ T6889] BTRFS: error (device loop0 state MA) in btrfs_create_free_space_tree:1202: errno=-12 Out of memory [ 40.619330][ T6889] BTRFS warning (device loop0 state EMA): failed to create free space tree: -12 [ 40.632244][ T6665] ------------[ cut here ]------------ [ 40.632253][ T6665] WARNING: CPU: 1 PID: 6665 at fs/btrfs/block-rsv.c:466 btrfs_release_global_block_rsv+0x224/0x22c [ 40.648717][ T6665] Modules linked in: [ 40.649295][ T6665] CPU: 1 UID: 0 PID: 6665 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 40.650841][ T6665] Tainted: [W]=WARN [ 40.651401][ T6665] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 40.652855][ T6665] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 40.653993][ T6665] pc : btrfs_release_global_block_rsv+0x224/0x22c [ 40.654901][ T6665] lr : btrfs_release_global_block_rsv+0x224/0x22c [ 40.655785][ T6665] sp : ffff8000a27a7940 [ 40.656378][ T6665] x29: ffff8000a27a7940 x28: 1fffe00018e2882c x27: dfff800000000000 [ 40.657505][ T6665] x26: ffff0000c7144058 x25: 0000000000000001 x24: ffff0000c71441a8 [ 40.658704][ T6665] x23: ffff0000c7144000 x22: 0000000000000000 x21: dfff800000000000 [ 40.659830][ T6665] x20: 0000000000000000 x19: 0000000000030000 x18: 1fffe000337dfe90 [ 40.661088][ T6665] x17: ffff80008f57e000 x16: ffff80008053739c x15: 0000000000000001 [ 40.662336][ T6665] x14: 1fffe00018e28704 x13: 0000000000000000 x12: 0000000000000000 [ 40.663539][ T6665] x11: ffff600018e28705 x10: 0000000000ff0100 x9 : 0000000000000000 [ 40.664806][ T6665] x8 : ffff0000cb6c3d80 x7 : ffff800082596180 x6 : 0000000000000000 [ 40.665946][ T6665] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000805374a4 [ 40.667171][ T6665] x2 : 0000000000000001 x1 : 0000000000030000 x0 : 0000000000000000 [ 40.668358][ T6665] Call trace: [ 40.668802][ T6665] btrfs_release_global_block_rsv+0x224/0x22c (P) [ 40.669725][ T6665] btrfs_free_block_groups+0xa4c/0xd10 [ 40.670483][ T6665] close_ctree+0x650/0x113c [ 40.671147][ T6665] btrfs_put_super+0x1ac/0x1c0 [ 40.671916][ T6665] generic_shutdown_super+0x12c/0x2b8 [ 40.672768][ T6665] kill_anon_super+0x4c/0x7c [ 40.673474][ T6665] btrfs_kill_super+0x40/0x58 [ 40.674181][ T6665] deactivate_locked_super+0xc4/0x12c [ 40.675090][ T6665] deactivate_super+0xe0/0x100 [ 40.675790][ T6665] cleanup_mnt+0x31c/0x3ac [ 40.676404][ T6665] __cleanup_mnt+0x20/0x30 [ 40.677062][ T6665] task_work_run+0x1dc/0x260 [ 40.677702][ T6665] exit_to_user_mode_loop+0xfc/0x178 [ 40.678455][ T6665] el0_svc+0x170/0x254 [ 40.679008][ T6665] el0t_64_sync_handler+0x84/0x12c [ 40.679700][ T6665] el0t_64_sync+0x198/0x19c [ 40.680320][ T6665] irq event stamp: 404564 [ 40.680936][ T6665] hardirqs last enabled at (404563): [] kasan_quarantine_put+0x1a0/0x1c8 [ 40.682407][ T6665] hardirqs last disabled at (404564): [] el1_brk64+0x20/0x54 [ 40.683700][ T6665] softirqs last enabled at (402938): [] handle_softirqs+0xaf8/0xc88 [ 40.685122][ T6665] softirqs last disabled at (401437): [] __do_softirq+0x14/0x20 [ 40.686479][ T6665] ---[ end trace 0000000000000000 ]--- [ 40.797287][ T6908] loop0: detected capacity change from 0 to 32768 [ 40.799224][ T6908] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.27 (6908) [ 40.804777][ T6908] BTRFS warning (device loop0): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2 [ 40.821150][ T6156] Bluetooth: hci0: command tx timeout [ 40.911140][ T6908] FAULT_INJECTION: forcing a failure. [ 40.911140][ T6908] name failslab, interval 1, probability 0, space 0, times 0 [ 40.911179][ T6908] CPU: 1 UID: 0 PID: 6908 Comm: syz.0.27 Tainted: G W syzkaller #0 PREEMPT [ 40.911189][ T6908] Tainted: [W]=WARN [ 40.911192][ T6908] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 40.911195][ T6908] Call trace: [ 40.911198][ T6908] show_stack+0x2c/0x3c (C) [ 40.911210][ T6908] __dump_stack+0x30/0x40 [ 40.911215][ T6908] dump_stack_lvl+0xd8/0x12c [ 40.911220][ T6908] dump_stack+0x1c/0x28 [ 40.911225][ T6908] should_fail_ex+0x41c/0x594 [ 40.911231][ T6908] should_failslab+0xc0/0x128 [ 40.911239][ T6908] kmem_cache_alloc_noprof+0x80/0x648 [ 40.911244][ T6908] btrfs_alloc_path+0x30/0x3c [ 40.911252][ T6908] populate_free_space_tree+0x8c/0x4dc [ 40.911260][ T6908] btrfs_create_free_space_tree+0x104/0x834 [ 40.911266][ T6908] btrfs_start_pre_rw_mount+0x13d8/0x1728 [ 40.911273][ T6908] btrfs_reconfigure+0x824/0x1be4 [ 40.911280][ T6908] reconfigure_super+0x1d4/0x6f0 [ 40.911286][ T6908] path_mount+0xb88/0xdfc [ 40.911292][ T6908] __arm64_sys_mount+0x3e8/0x468 [ 40.911298][ T6908] invoke_syscall+0x98/0x254 [ 40.911303][ T6908] el0_svc_common+0x130/0x23c [ 40.911308][ T6908] do_el0_svc+0x48/0x58 [ 40.911312][ T6908] el0_svc+0x5c/0x254 [ 40.911319][ T6908] el0t_64_sync_handler+0x84/0x12c [ 40.911325][ T6908] el0t_64_sync+0x198/0x19c [ 40.911345][ T6908] BTRFS error (device loop0 state MA): Transaction aborted (error -12) [ 40.911355][ T6908] BTRFS: error (device loop0 state MA) in btrfs_create_free_space_tree:1202: errno=-12 Out of memory [ 40.911372][ T6908] BTRFS warning (device loop0 state EMA): failed to create free space tree: -12 [ 40.949975][ T6665] ------------[ cut here ]------------ [ 40.949989][ T6665] WARNING: CPU: 0 PID: 6665 at fs/btrfs/block-rsv.c:466 btrfs_release_global_block_rsv+0x224/0x22c [ 40.952516][ T6665] Modules linked in: [ 40.953100][ T6665] CPU: 0 UID: 0 PID: 6665 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 40.954686][ T6665] Tainted: [W]=WARN [ 40.955227][ T6665] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 40.956778][ T6665] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 40.958000][ T6665] pc : btrfs_release_global_block_rsv+0x224/0x22c [ 40.958945][ T6665] lr : btrfs_release_global_block_rsv+0x224/0x22c [ 40.959889][ T6665] sp : ffff8000a27a7940 [ 40.960571][ T6665] x29: ffff8000a27a7940 x28: 1fffe0001a7d202c x27: dfff800000000000 [ 40.961753][ T6665] x26: ffff0000d3e90058 x25: 0000000000000001 x24: ffff0000d3e901a8 [ 40.962945][ T6665] x23: ffff0000d3e90000 x22: 0000000000000000 x21: dfff800000000000 [ 40.964154][ T6665] x20: 0000000000000000 x19: 0000000000030000 x18: 00000000ffffffff [ 40.965265][ T6665] x17: ffff800093303000 x16: ffff80008053739c x15: 0000000000000001 [ 40.966252][ T6665] x14: 1fffe0001a7d2104 x13: 0000000000000000 x12: 0000000000000000 [ 40.967429][ T6665] x11: ffff60001a7d2105 x10: 0000000000ff0100 x9 : 0000000000000000 [ 40.968699][ T6665] x8 : ffff0000cb6c3d80 x7 : ffff800082596180 x6 : 0000000000000000 [ 40.969935][ T6665] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000805374a4 [ 40.971021][ T6665] x2 : 0000000000000001 x1 : 0000000000030000 x0 : 0000000000000000 [ 40.972148][ T6665] Call trace: [ 40.972622][ T6665] btrfs_release_global_block_rsv+0x224/0x22c (P) [ 40.973618][ T6665] btrfs_free_block_groups+0xa4c/0xd10 [ 40.974438][ T6665] close_ctree+0x650/0x113c [ 40.975065][ T6665] btrfs_put_super+0x1ac/0x1c0 [ 40.975727][ T6665] generic_shutdown_super+0x12c/0x2b8 [ 40.976504][ T6665] kill_anon_super+0x4c/0x7c [ 40.977156][ T6665] btrfs_kill_super+0x40/0x58 [ 40.977828][ T6665] deactivate_locked_super+0xc4/0x12c [ 40.978593][ T6665] deactivate_super+0xe0/0x100 [ 40.979306][ T6665] cleanup_mnt+0x31c/0x3ac [ 40.979947][ T6665] __cleanup_mnt+0x20/0x30 [ 40.980629][ T6665] task_work_run+0x1dc/0x260 [ 40.981280][ T6665] exit_to_user_mode_loop+0xfc/0x178 [ 40.982092][ T6665] el0_svc+0x170/0x254 [ 40.982699][ T6665] el0t_64_sync_handler+0x84/0x12c [ 40.983494][ T6665] el0t_64_sync+0x198/0x19c [ 40.984185][ T6665] irq event stamp: 432284 [ 40.984785][ T6665] hardirqs last enabled at (432283): [] kasan_quarantine_put+0x1a0/0x1c8 [ 40.986310][ T6665] hardirqs last disabled at (432284): [] el1_brk64+0x20/0x54 [ 40.987582][ T6665] softirqs last enabled at (429974): [] local_bh_enable+0x10/0x34 [ 40.989046][ T6665] softirqs last disabled at (429972): [] local_bh_disable+0x10/0x34 [ 40.990426][ T6665] ---[ end trace 0000000000000000 ]--- [ 41.088994][ T6926] loop0: detected capacity change from 0 to 32768 [ 41.091294][ T6926] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.28 (6926) [ 41.093349][ T6926] BTRFS warning (device loop0): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2 [ 41.215953][ T6926] FAULT_INJECTION: forcing a failure. [ 41.215953][ T6926] name failslab, interval 1, probability 0, space 0, times 0 [ 41.215988][ T6926] CPU: 1 UID: 0 PID: 6926 Comm: syz.0.28 Tainted: G W syzkaller #0 PREEMPT [ 41.216000][ T6926] Tainted: [W]=WARN [ 41.216002][ T6926] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 41.216006][ T6926] Call trace: [ 41.216009][ T6926] show_stack+0x2c/0x3c (C) [ 41.216022][ T6926] __dump_stack+0x30/0x40 [ 41.216028][ T6926] dump_stack_lvl+0xd8/0x12c [ 41.216032][ T6926] dump_stack+0x1c/0x28 [ 41.216037][ T6926] should_fail_ex+0x41c/0x594 [ 41.216044][ T6926] should_failslab+0xc0/0x128 [ 41.216051][ T6926] kmem_cache_alloc_noprof+0x80/0x648 [ 41.216057][ T6926] btrfs_alloc_path+0x30/0x3c [ 41.216065][ T6926] populate_free_space_tree+0x98/0x4dc [ 41.216072][ T6926] btrfs_create_free_space_tree+0x104/0x834 [ 41.216079][ T6926] btrfs_start_pre_rw_mount+0x13d8/0x1728 [ 41.216086][ T6926] btrfs_reconfigure+0x824/0x1be4 [ 41.216092][ T6926] reconfigure_super+0x1d4/0x6f0 [ 41.216099][ T6926] path_mount+0xb88/0xdfc [ 41.216105][ T6926] __arm64_sys_mount+0x3e8/0x468 [ 41.216111][ T6926] invoke_syscall+0x98/0x254 [ 41.216116][ T6926] el0_svc_common+0x130/0x23c [ 41.216121][ T6926] do_el0_svc+0x48/0x58 [ 41.216126][ T6926] el0_svc+0x5c/0x254 [ 41.216132][ T6926] el0t_64_sync_handler+0x84/0x12c [ 41.216138][ T6926] el0t_64_sync+0x198/0x19c [ 41.216150][ T6926] BTRFS error (device loop0 state MA): Transaction aborted (error -12) [ 41.216159][ T6926] BTRFS: error (device loop0 state MA) in btrfs_create_free_space_tree:1202: errno=-12 Out of memory [ 41.216318][ T6926] BTRFS warning (device loop0 state EMA): failed to create free space tree: -12 [ 41.337063][ T6943] loop0: detected capacity change from 0 to 32768 [ 41.341258][ T6943] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.29 (6943) [ 41.344353][ T6943] BTRFS warning (device loop0): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2 [ 41.444940][ T6943] FAULT_INJECTION: forcing a failure. [ 41.444940][ T6943] name failslab, interval 1, probability 0, space 0, times 0 [ 41.447099][ T6943] CPU: 0 UID: 0 PID: 6943 Comm: syz.0.29 Tainted: G W syzkaller #0 PREEMPT [ 41.447118][ T6943] Tainted: [W]=WARN [ 41.447122][ T6943] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 41.447127][ T6943] Call trace: [ 41.447131][ T6943] show_stack+0x2c/0x3c (C) [ 41.447146][ T6943] __dump_stack+0x30/0x40 [ 41.447156][ T6943] dump_stack_lvl+0xd8/0x12c [ 41.447164][ T6943] dump_stack+0x1c/0x28 [ 41.447172][ T6943] should_fail_ex+0x41c/0x594 [ 41.447180][ T6943] should_failslab+0xc0/0x128 [ 41.447188][ T6943] kmem_cache_alloc_noprof+0x80/0x648 [ 41.447193][ T6943] btrfs_alloc_path+0x30/0x3c [ 41.447201][ T6943] populate_free_space_tree+0x98/0x4dc [ 41.447209][ T6943] btrfs_create_free_space_tree+0x104/0x834 [ 41.447215][ T6943] btrfs_start_pre_rw_mount+0x13d8/0x1728 [ 41.447223][ T6943] btrfs_reconfigure+0x824/0x1be4 [ 41.447229][ T6943] reconfigure_super+0x1d4/0x6f0 [ 41.447235][ T6943] path_mount+0xb88/0xdfc [ 41.447241][ T6943] __arm64_sys_mount+0x3e8/0x468 [ 41.447247][ T6943] invoke_syscall+0x98/0x254 [ 41.447252][ T6943] el0_svc_common+0x130/0x23c [ 41.447257][ T6943] do_el0_svc+0x48/0x58 [ 41.447261][ T6943] el0_svc+0x5c/0x254 [ 41.447268][ T6943] el0t_64_sync_handler+0x84/0x12c [ 41.447274][ T6943] el0t_64_sync+0x198/0x19c [ 41.467110][ T6943] BTRFS error (device loop0 state MA): Transaction aborted (error -12) [ 41.467134][ T6943] BTRFS: error (device loop0 state MA) in btrfs_create_free_space_tree:1202: errno=-12 Out of memory [ 41.467157][ T6943] BTRFS warning (device loop0 state EMA): failed to create free space tree: -12 [ 41.475860][ T6665] ------------[ cut here ]------------ [ 41.475869][ T6665] WARNING: CPU: 1 PID: 6665 at fs/btrfs/block-rsv.c:466 btrfs_release_global_block_rsv+0x224/0x22c [ 41.478410][ T6665] Modules linked in: [ 41.478963][ T6665] CPU: 1 UID: 0 PID: 6665 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 41.480487][ T6665] Tainted: [W]=WARN [ 41.481068][ T6665] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 41.482506][ T6665] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 41.483705][ T6665] pc : btrfs_release_global_block_rsv+0x224/0x22c [ 41.484697][ T6665] lr : btrfs_release_global_block_rsv+0x224/0x22c [ 41.485749][ T6665] sp : ffff8000a27a7940 [ 41.486388][ T6665] x29: ffff8000a27a7940 x28: 1fffe0001aa09b2c x27: dfff800000000000 [ 41.487557][ T6665] x26: ffff0000d504d858 x25: 0000000000000001 x24: ffff0000d504d9a8 [ 41.488817][ T6665] x23: ffff0000d504d800 x22: 0000000000000000 x21: dfff800000000000 [ 41.490020][ T6665] x20: 0000000000000000 x19: 0000000000030000 x18: 1fffe000337dfe90 [ 41.491192][ T6665] x17: ffff80008f57e000 x16: ffff80008053739c x15: 0000000000000001 [ 41.492515][ T6665] x14: 1fffe0001aa09a04 x13: 0000000000000000 x12: 0000000000000000 [ 41.493750][ T6665] x11: ffff60001aa09a05 x10: 0000000000ff0100 x9 : 0000000000000000 [ 41.494974][ T6665] x8 : ffff0000cb6c3d80 x7 : ffff800082596180 x6 : 0000000000000000 [ 41.496227][ T6665] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000805374a4 [ 41.497400][ T6665] x2 : 0000000000000001 x1 : 0000000000030000 x0 : 0000000000000000 [ 41.498873][ T6665] Call trace: [ 41.499345][ T6665] btrfs_release_global_block_rsv+0x224/0x22c (P) [ 41.500290][ T6665] btrfs_free_block_groups+0xa4c/0xd10 [ 41.501072][ T6665] close_ctree+0x650/0x113c [ 41.501704][ T6665] btrfs_put_super+0x1ac/0x1c0 [ 41.502450][ T6665] generic_shutdown_super+0x12c/0x2b8 [ 41.503204][ T6665] kill_anon_super+0x4c/0x7c [ 41.503859][ T6665] btrfs_kill_super+0x40/0x58 [ 41.504513][ T6665] deactivate_locked_super+0xc4/0x12c [ 41.505331][ T6665] deactivate_super+0xe0/0x100 [ 41.506024][ T6665] cleanup_mnt+0x31c/0x3ac [ 41.506622][ T6665] __cleanup_mnt+0x20/0x30 [ 41.507222][ T6665] task_work_run+0x1dc/0x260 [ 41.507901][ T6665] exit_to_user_mode_loop+0xfc/0x178 [ 41.508700][ T6665] el0_svc+0x170/0x254 [ 41.509302][ T6665] el0t_64_sync_handler+0x84/0x12c [ 41.510103][ T6665] el0t_64_sync+0x198/0x19c [ 41.510855][ T6665] irq event stamp: 484232 [ 41.511568][ T6665] hardirqs last enabled at (484231): [] kasan_quarantine_put+0x1a0/0x1c8 [ 41.513173][ T6665] hardirqs last disabled at (484232): [] el1_brk64+0x20/0x54 [ 41.514538][ T6665] softirqs last enabled at (483014): [] handle_softirqs+0xaf8/0xc88 [ 41.515955][ T6665] softirqs last disabled at (483007): [] __do_softirq+0x14/0x20 [ 41.517303][ T6665] ---[ end trace 0000000000000000 ]--- [ 41.621724][ T6962] loop0: detected capacity change from 0 to 32768 [ 41.623948][ T6962] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.30 (6962) [ 41.627748][ T6962] BTRFS warning (device loop0): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2 [ 41.739095][ T6962] FAULT_INJECTION: forcing a failure. [ 41.739095][ T6962] name failslab, interval 1, probability 0, space 0, times 0 [ 41.739135][ T6962] CPU: 0 UID: 0 PID: 6962 Comm: syz.0.30 Tainted: G W syzkaller #0 PREEMPT [ 41.739146][ T6962] Tainted: [W]=WARN [ 41.739149][ T6962] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 41.739155][ T6962] Call trace: [ 41.739158][ T6962] show_stack+0x2c/0x3c (C) [ 41.739171][ T6962] __dump_stack+0x30/0x40 [ 41.739177][ T6962] dump_stack_lvl+0xd8/0x12c [ 41.739182][ T6962] dump_stack+0x1c/0x28 [ 41.739187][ T6962] should_fail_ex+0x41c/0x594 [ 41.739194][ T6962] should_failslab+0xc0/0x128 [ 41.739202][ T6962] kmem_cache_alloc_noprof+0x80/0x648 [ 41.739207][ T6962] btrfs_alloc_path+0x30/0x3c [ 41.739215][ T6962] populate_free_space_tree+0x8c/0x4dc [ 41.739222][ T6962] btrfs_create_free_space_tree+0x104/0x834 [ 41.739229][ T6962] btrfs_start_pre_rw_mount+0x13d8/0x1728 [ 41.739236][ T6962] btrfs_reconfigure+0x824/0x1be4 [ 41.739243][ T6962] reconfigure_super+0x1d4/0x6f0 [ 41.739249][ T6962] path_mount+0xb88/0xdfc [ 41.739255][ T6962] __arm64_sys_mount+0x3e8/0x468 [ 41.739261][ T6962] invoke_syscall+0x98/0x254 [ 41.739266][ T6962] el0_svc_common+0x130/0x23c [ 41.739271][ T6962] do_el0_svc+0x48/0x58 [ 41.739275][ T6962] el0_svc+0x5c/0x254 [ 41.739282][ T6962] el0t_64_sync_handler+0x84/0x12c [ 41.739288][ T6962] el0t_64_sync+0x198/0x19c [ 41.739297][ T6962] BTRFS error (device loop0 state MA): Transaction aborted (error -12) [ 41.739306][ T6962] BTRFS: error (device loop0 state MA) in btrfs_create_free_space_tree:1202: errno=-12 Out of memory [ 41.739950][ T6962] BTRFS warning (device loop0 state EMA): failed to create free space tree: -12 [ 41.864331][ T6979] loop0: detected capacity change from 0 to 32768 [ 41.866764][ T6979] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.31 (6979) [ 41.876087][ T6979] BTRFS warning (device loop0): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2 [ 41.994979][ T6979] FAULT_INJECTION: forcing a failure. [ 41.994979][ T6979] name failslab, interval 1, probability 0, space 0, times 0 [ 41.995017][ T6979] CPU: 1 UID: 0 PID: 6979 Comm: syz.0.31 Tainted: G W syzkaller #0 PREEMPT [ 41.995031][ T6979] Tainted: [W]=WARN [ 41.995034][ T6979] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 41.995041][ T6979] Call trace: [ 41.995045][ T6979] show_stack+0x2c/0x3c (C) [ 41.995059][ T6979] __dump_stack+0x30/0x40 [ 41.995065][ T6979] dump_stack_lvl+0xd8/0x12c [ 41.995070][ T6979] dump_stack+0x1c/0x28 [ 41.995075][ T6979] should_fail_ex+0x41c/0x594 [ 41.995082][ T6979] should_failslab+0xc0/0x128 [ 41.995089][ T6979] kmem_cache_alloc_noprof+0x80/0x648 [ 41.995095][ T6979] btrfs_alloc_path+0x30/0x3c [ 41.995103][ T6979] populate_free_space_tree+0x8c/0x4dc [ 41.995110][ T6979] btrfs_create_free_space_tree+0x104/0x834 [ 41.995117][ T6979] btrfs_start_pre_rw_mount+0x13d8/0x1728 [ 41.995125][ T6979] btrfs_reconfigure+0x824/0x1be4 [ 41.995131][ T6979] reconfigure_super+0x1d4/0x6f0 [ 41.995137][ T6979] path_mount+0xb88/0xdfc [ 41.995144][ T6979] __arm64_sys_mount+0x3e8/0x468 [ 41.995150][ T6979] invoke_syscall+0x98/0x254 [ 41.995155][ T6979] el0_svc_common+0x130/0x23c [ 41.995160][ T6979] do_el0_svc+0x48/0x58 [ 41.995164][ T6979] el0_svc+0x5c/0x254 [ 41.995171][ T6979] el0t_64_sync_handler+0x84/0x12c [ 41.995177][ T6979] el0t_64_sync+0x198/0x19c [ 41.995201][ T6979] BTRFS error (device loop0 state MA): Transaction aborted (error -12) [ 41.995210][ T6979] BTRFS: error (device loop0 state MA) in btrfs_create_free_space_tree:1202: errno=-12 Out of memory [ 41.995363][ T6979] BTRFS warning (device loop0 state EMA): failed to create free space tree: -12 [ 42.118040][ T6997] loop0: detected capacity change from 0 to 32768 [ 42.118642][ T6997] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.32 (6997) [ 42.123141][ T6997] BTRFS warning (device loop0): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2 [ 42.226148][ T6997] FAULT_INJECTION: forcing a failure. [ 42.226148][ T6997] name failslab, interval 1, probability 0, space 0, times 0 [ 42.226194][ T6997] CPU: 1 UID: 0 PID: 6997 Comm: syz.0.32 Tainted: G W syzkaller #0 PREEMPT [ 42.226207][ T6997] Tainted: [W]=WARN [ 42.226209][ T6997] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 42.226214][ T6997] Call trace: [ 42.226216][ T6997] show_stack+0x2c/0x3c (C) [ 42.226227][ T6997] __dump_stack+0x30/0x40 [ 42.226233][ T6997] dump_stack_lvl+0xd8/0x12c [ 42.226238][ T6997] dump_stack+0x1c/0x28 [ 42.226242][ T6997] should_fail_ex+0x41c/0x594 [ 42.226249][ T6997] should_failslab+0xc0/0x128 [ 42.226257][ T6997] kmem_cache_alloc_noprof+0x80/0x648 [ 42.226262][ T6997] btrfs_alloc_path+0x30/0x3c [ 42.226269][ T6997] populate_free_space_tree+0x98/0x4dc [ 42.226277][ T6997] btrfs_create_free_space_tree+0x104/0x834 [ 42.226283][ T6997] btrfs_start_pre_rw_mount+0x13d8/0x1728 [ 42.226290][ T6997] btrfs_reconfigure+0x824/0x1be4 [ 42.226297][ T6997] reconfigure_super+0x1d4/0x6f0 [ 42.226303][ T6997] path_mount+0xb88/0xdfc [ 42.226309][ T6997] __arm64_sys_mount+0x3e8/0x468 [ 42.226315][ T6997] invoke_syscall+0x98/0x254 [ 42.226320][ T6997] el0_svc_common+0x130/0x23c [ 42.226325][ T6997] do_el0_svc+0x48/0x58 [ 42.226329][ T6997] el0_svc+0x5c/0x254 [ 42.226336][ T6997] el0t_64_sync_handler+0x84/0x12c [ 42.226341][ T6997] el0t_64_sync+0x198/0x19c [ 42.227143][ T6997] BTRFS error (device loop0 state MA): Transaction aborted (error -12) [ 42.227169][ T6997] BTRFS: error (device loop0 state MA) in btrfs_create_free_space_tree:1202: errno=-12 Out of memory [ 42.227345][ T6997] BTRFS warning (device loop0 state EMA): failed to create free space tree: -12 [ 42.354353][ T7015] loop0: detected capacity change from 0 to 32768 [ 42.358389][ T7015] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.33 (7015) [ 42.362663][ T7015] BTRFS warning (device loop0): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2 [ 42.467518][ T7015] FAULT_INJECTION: forcing a failure. [ 42.467518][ T7015] name failslab, interval 1, probability 0, space 0, times 0 [ 42.467559][ T7015] CPU: 1 UID: 0 PID: 7015 Comm: syz.0.33 Tainted: G W syzkaller #0 PREEMPT [ 42.467573][ T7015] Tainted: [W]=WARN [ 42.467576][ T7015] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 42.467582][ T7015] Call trace: [ 42.467586][ T7015] show_stack+0x2c/0x3c (C) [ 42.467600][ T7015] __dump_stack+0x30/0x40 [ 42.467606][ T7015] dump_stack_lvl+0xd8/0x12c [ 42.467611][ T7015] dump_stack+0x1c/0x28 [ 42.467616][ T7015] should_fail_ex+0x41c/0x594 [ 42.467623][ T7015] should_failslab+0xc0/0x128 [ 42.467630][ T7015] kmem_cache_alloc_noprof+0x80/0x648 [ 42.467635][ T7015] btrfs_alloc_path+0x30/0x3c [ 42.467643][ T7015] populate_free_space_tree+0x8c/0x4dc [ 42.467651][ T7015] btrfs_create_free_space_tree+0x104/0x834 [ 42.467658][ T7015] btrfs_start_pre_rw_mount+0x13d8/0x1728 [ 42.467665][ T7015] btrfs_reconfigure+0x824/0x1be4 [ 42.467671][ T7015] reconfigure_super+0x1d4/0x6f0 [ 42.467678][ T7015] path_mount+0xb88/0xdfc [ 42.467684][ T7015] __arm64_sys_mount+0x3e8/0x468 [ 42.467690][ T7015] invoke_syscall+0x98/0x254 [ 42.467695][ T7015] el0_svc_common+0x130/0x23c [ 42.467700][ T7015] do_el0_svc+0x48/0x58 [ 42.467704][ T7015] el0_svc+0x5c/0x254 [ 42.467711][ T7015] el0t_64_sync_handler+0x84/0x12c [ 42.467717][ T7015] el0t_64_sync+0x198/0x19c [ 42.467741][ T7015] BTRFS error (device loop0 state MA): Transaction aborted (error -12) [ 42.467751][ T7015] BTRFS: error (device loop0 state MA) in btrfs_create_free_space_tree:1202: errno=-12 Out of memory [ 42.468201][ T7015] BTRFS warning (device loop0 state EMA): failed to create free space tree: -12 [ 42.605745][ T7033] loop0: detected capacity change from 0 to 32768 [ 42.608439][ T7033] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.34 (7033) [ 42.615346][ T7033] BTRFS warning (device loop0): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2 [ 42.738236][ T7033] FAULT_INJECTION: forcing a failure. [ 42.738236][ T7033] name failslab, interval 1, probability 0, space 0, times 0 [ 42.738272][ T7033] CPU: 1 UID: 0 PID: 7033 Comm: syz.0.34 Tainted: G W syzkaller #0 PREEMPT [ 42.738283][ T7033] Tainted: [W]=WARN [ 42.738287][ T7033] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 42.738293][ T7033] Call trace: [ 42.738296][ T7033] show_stack+0x2c/0x3c (C) [ 42.738309][ T7033] __dump_stack+0x30/0x40 [ 42.738316][ T7033] dump_stack_lvl+0xd8/0x12c [ 42.738321][ T7033] dump_stack+0x1c/0x28 [ 42.738325][ T7033] should_fail_ex+0x41c/0x594 [ 42.738332][ T7033] should_failslab+0xc0/0x128 [ 42.738340][ T7033] kmem_cache_alloc_noprof+0x80/0x648 [ 42.738345][ T7033] btrfs_alloc_path+0x30/0x3c [ 42.738353][ T7033] populate_free_space_tree+0x8c/0x4dc [ 42.738360][ T7033] btrfs_create_free_space_tree+0x104/0x834 [ 42.738367][ T7033] btrfs_start_pre_rw_mount+0x13d8/0x1728 [ 42.738374][ T7033] btrfs_reconfigure+0x824/0x1be4 [ 42.738381][ T7033] reconfigure_super+0x1d4/0x6f0 [ 42.738387][ T7033] path_mount+0xb88/0xdfc [ 42.738393][ T7033] __arm64_sys_mount+0x3e8/0x468 [ 42.738399][ T7033] invoke_syscall+0x98/0x254 [ 42.738405][ T7033] el0_svc_common+0x130/0x23c [ 42.738410][ T7033] do_el0_svc+0x48/0x58 [ 42.738414][ T7033] el0_svc+0x5c/0x254 [ 42.738421][ T7033] el0t_64_sync_handler+0x84/0x12c [ 42.738427][ T7033] el0t_64_sync+0x198/0x19c [ 42.738436][ T7033] BTRFS error (device loop0 state MA): Transaction aborted (error -12) [ 42.738445][ T7033] BTRFS: error (device loop0 state MA) in btrfs_create_free_space_tree:1202: errno=-12 Out of memory [ 42.738605][ T7033] BTRFS warning (device loop0 state EMA): failed to create free space tree: -12 [ 42.867302][ T7051] loop0: detected capacity change from 0 to 32768 [ 42.870906][ T7051] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.35 (7051) [ 42.875734][ T7051] BTRFS warning (device loop0): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2 [ 42.901090][ T6156] Bluetooth: hci0: command tx timeout [ 42.991679][ T7051] FAULT_INJECTION: forcing a failure. [ 42.991679][ T7051] name failslab, interval 1, probability 0, space 0, times 0 [ 42.993929][ T7051] CPU: 0 UID: 0 PID: 7051 Comm: syz.0.35 Tainted: G W syzkaller #0 PREEMPT [ 42.993957][ T7051] Tainted: [W]=WARN [ 42.993961][ T7051] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 42.993967][ T7051] Call trace: [ 42.993970][ T7051] show_stack+0x2c/0x3c (C) [ 42.993988][ T7051] __dump_stack+0x30/0x40 [ 42.993998][ T7051] dump_stack_lvl+0xd8/0x12c [ 42.994003][ T7051] dump_stack+0x1c/0x28 [ 42.994008][ T7051] should_fail_ex+0x41c/0x594 [ 42.994015][ T7051] should_failslab+0xc0/0x128 [ 42.994023][ T7051] kmem_cache_alloc_noprof+0x80/0x648 [ 42.994028][ T7051] btrfs_alloc_path+0x30/0x3c [ 42.994036][ T7051] populate_free_space_tree+0x98/0x4dc [ 42.994043][ T7051] bt ** replaying previous printk message ** [ 42.994043][ T7051] btrfs_create_free_space_tree+0x104/0x834 [ 42.994050][ T7051] btrfs_start_pre_rw_mount+0x13d8/0x1728 [ 42.994057][ T7051] btrfs_reconfigure+0x824/0x1be4 [ 42.994064][ T7051] reconfigure_super+0x1d4/0x6f0 [ 42.994070][ T7051] path_mount+0xb88/0xdfc [ 42.994076][ T7051] __arm64_sys_mount+0x3e8/0x468 [ 42.994083][ T7051] invoke_syscall+0x98/0x254 [ 42.994088][ T7051] el0_svc_common+0x130/0x23c [ 42.994093][ T7051] do_el0_svc+0x48/0x58 [ 42.994097][ T7051] el0_svc+0x5c/0x254 [ 42.994104][ T7051] el0t_64_sync_handler+0x84/0x12c [ 42.994110][ T7051] el0t_64_sync+0x198/0x19c [ 42.995619][ T7051] BTRFS error (device loop0 state MA): Transaction aborted (error -12) [ 42.995650][ T7051] BTRFS: error (device loop0 state MA) in btrfs_create_free_space_tree:1202: errno=-12 Out of memory [ 42.995681][ T7051] BTRFS warning (device loop0 state EMA): failed to create free space tree: -12 [ 43.005809][ T6665] ------------[ cut here ]------------ [ 43.005817][ T6665] WARNING: CPU: 1 PID: 6665 at fs/btrfs/block-rsv.c:466 btrfs_release_global_block_rsv+0x224/0x22c [ 43.020676][ T6665] Modules linked in: [ 43.021199][ T6665] CPU: 1 UID: 0 PID: 6665 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 43.022625][ T6665] Tainted: [W]=WARN [ 43.023225][ T6665] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 43.024573][ T6665] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 43.025677][ T6665] pc : btrfs_release_global_block_rsv+0x224/0x22c [ 43.026656][ T6665] lr : btrfs_release_global_block_rsv+0x224/0x22c [ 43.027567][ T6665] sp : ffff8000a27a7940 [ 43.028167][ T6665] x29: ffff8000a27a7940 x28: 1fffe00019fc5c2c x27: dfff800000000000 [ 43.029287][ T6665] x26: ffff0000cfe2e058 x25: 0000000000000001 x24: ffff0000cfe2e1a8 [ 43.030449][ T6665] x23: ffff0000cfe2e000 x22: 0000000000000000 x21: dfff800000000000 [ 43.031633][ T6665] x20: 0000000000000000 x19: 0000000000030000 x18: 1fffe000337dfe90 [ 43.032859][ T6665] x17: ffff80008f57e000 x16: ffff80008053739c x15: 0000000000000001 [ 43.034022][ T6665] x14: 1fffe00019fc5d04 x13: 0000000000000000 x12: 0000000000000000 [ 43.035195][ T6665] x11: ffff600019fc5d05 x10: 0000000000ff0100 x9 : 0000000000000000 [ 43.036364][ T6665] x8 : ffff0000cb6c3d80 x7 : ffff800082596180 x6 : 0000000000000000 [ 43.037499][ T6665] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000805374a4 [ 43.038722][ T6665] x2 : 0000000000000001 x1 : 0000000000030000 x0 : 0000000000000000 [ 43.039823][ T6665] Call trace: [ 43.040274][ T6665] btrfs_release_global_block_rsv+0x224/0x22c (P) [ 43.041139][ T6665] btrfs_free_block_groups+0xa4c/0xd10 [ 43.041900][ T6665] close_ctree+0x650/0x113c [ 43.042516][ T6665] btrfs_put_super+0x1ac/0x1c0 [ 43.043203][ T6665] generic_shutdown_super+0x12c/0x2b8 [ 43.043991][ T6665] kill_anon_super+0x4c/0x7c [ 43.044642][ T6665] btrfs_kill_super+0x40/0x58 [ 43.045334][ T6665] deactivate_locked_super+0xc4/0x12c [ 43.046082][ T6665] deactivate_super+0xe0/0x100 [ 43.046775][ T6665] cleanup_mnt+0x31c/0x3ac [ 43.047387][ T6665] __cleanup_mnt+0x20/0x30 [ 43.048030][ T6665] task_work_run+0x1dc/0x260 [ 43.048689][ T6665] exit_to_user_mode_loop+0xfc/0x178 [ 43.049465][ T6665] el0_svc+0x170/0x254 [ 43.050014][ T6665] el0t_64_sync_handler+0x84/0x12c [ 43.050794][ T6665] el0t_64_sync+0x198/0x19c [ 43.051434][ T6665] irq event stamp: 643628 [ 43.052122][ T6665] hardirqs last enabled at (643627): [] kasan_quarantine_put+0x1a0/0x1c8 [ 43.053682][ T6665] hardirqs last disabled at (643628): [] el1_brk64+0x20/0x54 [ 43.054928][ T6665] softirqs last enabled at (641516): [] local_bh_enable+0x10/0x34 [ 43.056287][ T6665] softirqs last disabled at (641514): [] local_bh_disable+0x10/0x34 [ 43.057632][ T6665] ---[ end trace 0000000000000000 ]--- [ 43.161596][ T7069] loop0: detected capacity change from 0 to 32768 [ 43.162857][ T7069] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.36 (7069) [ 43.166773][ T7069] _btrfs_printk: 185 callbacks suppressed [ 43.166810][ T7069] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 43.166845][ T7069] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 43.166867][ T7069] BTRFS warning (device loop0): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2 [ 43.181153][ T7069] BTRFS info (device loop0): rebuilding free space tree [ 43.184297][ T7069] BTRFS info (device loop0): disabling free space tree [ 43.185480][ T7069] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 43.187090][ T7069] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 43.190033][ T7069] BTRFS info (device loop0): setting nodatasum [ 43.190051][ T7069] BTRFS info (device loop0): setting nodatacow [ 43.190071][ T7069] BTRFS info (device loop0): enabling ssd optimizations [ 43.190081][ T7069] BTRFS info (device loop0): using spread ssd allocation scheme [ 43.190091][ T7069] BTRFS info (device loop0): turning on async discard [ 43.190100][ T7069] BTRFS info (device loop0): enabling disk space caching [ 43.190108][ T7069] BTRFS info (device loop0): force clearing of disk cache [ 43.285590][ T7069] BTRFS info (device loop0 state M): creating free space tree [ 43.287064][ T7069] FAULT_INJECTION: forcing a failure. [ 43.287064][ T7069] name failslab, interval 1, probability 0, space 0, times 0 [ 43.287683][ T7069] CPU: 1 UID: 0 PID: 7069 Comm: syz.0.36 Tainted: G W syzkaller #0 PREEMPT [ 43.287699][ T7069] Tainted: [W]=WARN [ 43.287702][ T7069] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 43.287706][ T7069] Call trace: [ 43.287709][ T7069] show_stack+0x2c/0x3c (C) [ 43.287722][ T7069] __dump_stack+0x30/0x40 [ 43.287728][ T7069] dump_stack_lvl+0xd8/0x12c [ 43.287733][ T7069] dump_stack+0x1c/0x28 [ 43.287737][ T7069] should_fail_ex+0x41c/0x594 [ 43.287744][ T7069] should_failslab+0xc0/0x128 [ 43.287752][ T7069] kmem_cache_alloc_noprof+0x80/0x648 [ 43.287757][ T7069] btrfs_alloc_path+0x30/0x3c [ 43.287765][ T7069] populate_free_space_tree+0x98/0x4dc [ 43.287772][ T7069] btrfs_create_free_space_tree+0x104/0x834 [ 43.287779][ T7069] btrfs_start_pre_rw_mount+0x13d8/0x1728 [ 43.287790][ T7069] btrfs_reconfigure+0x824/0x1be4 [ 43.287797][ T7069] reconfigure_super+0x1d4/0x6f0 [ 43.287803][ T7069] path_mount+0xb88/0xdfc [ 43.287809][ T7069] __arm64_sys_mount+0x3e8/0x468 [ 43.287815][ T7069] invoke_syscall+0x98/0x254 [ 43.287821][ T7069] el0_svc_common+0x130/0x23c [ 43.287825][ T7069] do_el0_svc+0x48/0x58 [ 43.287830][ T7069] el0_svc+0x5c/0x254 [ 43.287837][ T7069] el0t_64_sync_handler+0x84/0x12c [ 43.287843][ T7069] el0t_64_sync+0x198/0x19c [ 43.287865][ T7069] BTRFS error (device loop0 state MA): Transaction aborted (error -12) [ 43.287880][ T7069] BTRFS: error (device loop0 state MA) in btrfs_create_free_space_tree:1202: errno=-12 Out of memory [ 43.288054][ T7069] BTRFS warning (device loop0 state EMA): failed to create free space tree: -12 [ 43.294836][ T6665] BTRFS info (device loop0 state EA): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 43.412966][ T7087] loop0: detected capacity change from 0 to 32768 [ 43.414988][ T7087] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.37 (7087) [ 43.418472][ T7087] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 43.418518][ T7087] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 43.418537][ T7087] BTRFS warning (device loop0): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2 [ 43.430908][ T7087] BTRFS info (device loop0): rebuilding free space tree [ 43.434122][ T7087] BTRFS info (device loop0): disabling free space tree [ 43.435616][ T7087] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 43.437408][ T7087] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 43.441012][ T7087] BTRFS info (device loop0): setting nodatasum [ 43.441032][ T7087] BTRFS info (device loop0): setting nodatacow [ 43.443348][ T7087] BTRFS info (device loop0): enabling ssd optimizations [ 43.444697][ T7087] BTRFS info (device loop0): using spread ssd allocation scheme [ 43.446107][ T7087] BTRFS info (device loop0): turning on async discard [ 43.446142][ T7087] BTRFS info (device loop0): enabling disk space caching [ 43.446157][ T7087] BTRFS info (device loop0): force clearing of disk cache [ 43.538409][ T7087] BTRFS info (device loop0 state M): creating free space tree [ 43.540065][ T7087] FAULT_INJECTION: forcing a failure. [ 43.540065][ T7087] name failslab, interval 1, probability 0, space 0, times 0 [ 43.543060][ T7087] CPU: 1 UID: 0 PID: 7087 Comm: syz.0.37 Tainted: G W syzkaller #0 PREEMPT [ 43.543081][ T7087] Tainted: [W]=WARN [ 43.543085][ T7087] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 43.543090][ T7087] Call trace: [ 43.543093][ T7087] show_stack+0x2c/0x3c (C) [ 43.543109][ T7087] __dump_stack+0x30/0x40 [ 43.543119][ T7087] dump_stack_lvl+0xd8/0x12c [ 43.543125][ T7087] dump_stack+0x1c/0x28 [ 43.543130][ T7087] should_fail_ex+0x41c/0x594 [ 43.543137][ T7087] should_failslab+0xc0/0x128 [ 43.543145][ T7087] kmem_cache_alloc_noprof+0x80/0x648 [ 43.543150][ T7087] btrfs_alloc_path+0x30/0x3c [ 43.543158][ T7087] populate_free_space_tree+0x8c/0x4dc [ 43.543166][ T7087] btrf ** replaying previous printk message ** [ 43.543166][ T7087] btrfs_create_free_space_tree+0x104/0x834 [ 43.543173][ T7087] btrfs_start_pre_rw_mount+0x13d8/0x1728 [ 43.543180][ T7087] btrfs_reconfigure+0x824/0x1be4 [ 43.543186][ T7087] reconfigure_super+0x1d4/0x6f0 [ 43.543193][ T7087] path_mount+0xb88/0xdfc [ 43.543199][ T7087] __arm64_sys_mount+0x3e8/0x468 [ 43.543205][ T7087] invoke_syscall+0x98/0x254 [ 43.543211][ T7087] el0_svc_common+0x130/0x23c [ 43.543216][ T7087] do_el0_svc+0x48/0x58 [ 43.543220][ T7087] el0_svc+0x5c/0x254 [ 43.543227][ T7087] el0t_64_sync_handler+0x84/0x12c [ 43.543233][ T7087] el0t_64_sync+0x198/0x19c [ 43.545597][ T7087] BTRFS error (device loop0 state MA): Transaction aborted (error -12) [ 43.545628][ T7087] BTRFS: error (device loop0 state MA) in btrfs_create_free_space_tree:1202: errno=-12 Out of memory [ 43.545653][ T7087] BTRFS warning (device loop0 state EMA): failed to create free space tree: -12 [ 43.549282][ T6665] BTRFS info (device loop0 state EA): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 43.556081][ T6665] ------------[ cut here ]------------ [ 43.556090][ T6665] WARNING: CPU: 0 PID: 6665 at fs/btrfs/block-rsv.c:466 btrfs_release_global_block_rsv+0x224/0x22c [ 43.572452][ T6665] Modules linked in: [ 43.573006][ T6665] CPU: 0 UID: 0 PID: 6665 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 43.574459][ T6665] Tainted: [W]=WARN [ 43.574977][ T6665] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 43.576374][ T6665] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 43.577445][ T6665] pc : btrfs_release_global_block_rsv+0x224/0x22c [ 43.578338][ T6665] lr : btrfs_release_global_block_rsv+0x224/0x22c [ 43.579219][ T6665] sp : ffff8000a27a7940 [ 43.579795][ T6665] x29: ffff8000a27a7940 x28: 1fffe0001a3a492c x27: dfff800000000000 [ 43.580912][ T6665] x26: ffff0000d1d24858 x25: 0000000000000001 x24: ffff0000d1d249a8 [ 43.582036][ T6665] x23: ffff0000d1d24800 x22: 0000000000000000 x21: dfff800000000000 [ 43.583168][ T6665] x20: 0000000000000000 x19: 0000000000030000 x18: 1fffe000337db690 [ 43.584263][ T6665] x17: ffff80008f57e000 x16: ffff80008053739c x15: 0000000000000001 [ 43.585367][ T6665] x14: 1fffe0001a3a4d04 x13: 0000000000000000 x12: 0000000000000000 [ 43.586459][ T6665] x11: ffff60001a3a4d05 x10: 0000000000ff0100 x9 : 0000000000000000 [ 43.587575][ T6665] x8 : ffff0000cb6c3d80 x7 : ffff800082596180 x6 : 0000000000000000 [ 43.588706][ T6665] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000805374a4 [ 43.589802][ T6665] x2 : 0000000000000001 x1 : 0000000000030000 x0 : 0000000000000000 [ 43.590954][ T6665] Call trace: [ 43.591411][ T6665] btrfs_release_global_block_rsv+0x224/0x22c (P) [ 43.592253][ T6665] btrfs_free_block_groups+0xa4c/0xd10 [ 43.592985][ T6665] close_ctree+0x650/0x113c [ 43.593587][ T6665] btrfs_put_super+0x1ac/0x1c0 [ 43.594216][ T6665] generic_shutdown_super+0x12c/0x2b8 [ 43.594954][ T6665] kill_anon_super+0x4c/0x7c [ 43.595591][ T6665] btrfs_kill_super+0x40/0x58 [ 43.596239][ T6665] deactivate_locked_super+0xc4/0x12c [ 43.596949][ T6665] deactivate_super+0xe0/0x100 [ 43.597599][ T6665] cleanup_mnt+0x31c/0x3ac [ 43.598209][ T6665] __cleanup_mnt+0x20/0x30 [ 43.598815][ T6665] task_work_run+0x1dc/0x260 [ 43.599434][ T6665] exit_to_user_mode_loop+0xfc/0x178 [ 43.600138][ T6665] el0_svc+0x170/0x254 [ 43.600703][ T6665] el0t_64_sync_handler+0x84/0x12c [ 43.601417][ T6665] el0t_64_sync+0x198/0x19c [ 43.602009][ T6665] irq event stamp: 697498 [ 43.602581][ T6665] hardirqs last enabled at (697497): [] kasan_quarantine_put+0x1a0/0x1c8 [ 43.603922][ T6665] hardirqs last disabled at (697498): [] el1_brk64+0x20/0x54 [ 43.605097][ T6665] softirqs last enabled at (696780): [] handle_softirqs+0xaf8/0xc88 [ 43.606411][ T6665] softirqs last disabled at (696769): [] __do_softirq+0x14/0x20 [ 43.607639][ T6665] ---[ end trace 0000000000000000 ]--- [ 43.706908][ T7105] loop0: detected capacity change from 0 to 32768 [ 43.711579][ T7105] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.38 (7105) [ 43.716810][ T7105] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 43.716870][ T7105] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 43.716890][ T7105] BTRFS warning (device loop0): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2 [ 43.734774][ T7105] BTRFS info (device loop0): rebuilding free space tree [ 43.737558][ T7105] BTRFS info (device loop0): disabling free space tree [ 43.737595][ T7105] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 43.737603][ T7105] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 43.741668][ T7105] BTRFS info (device loop0): setting nodatasum [ 43.741678][ T7105] BTRFS info (device loop0): setting nodatacow [ 43.741685][ T7105] BTRFS info (device loop0): enabling ssd optimizations [ 43.741690][ T7105] BTRFS info (device loop0): using spread ssd allocation scheme [ 43.741696][ T7105] BTRFS info (device loop0): turning on async discard [ 43.741702][ T7105] BTRFS info (device loop0): enabling disk space caching [ 43.741707][ T7105] BTRFS info (device loop0): force clearing of disk cache [ 43.836189][ T7105] BTRFS info (device loop0 state M): creating free space tree [ 43.836453][ T7105] FAULT_INJECTION: forcing a failure. [ 43.836453][ T7105] name failslab, interval 1, probability 0, space 0, times 0 [ 43.836465][ T7105] CPU: 0 UID: 0 PID: 7105 Comm: syz.0.38 Tainted: G W syzkaller #0 PREEMPT [ 43.836474][ T7105] Tainted: [W]=WARN [ 43.836476][ T7105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 43.836480][ T7105] Call trace: [ 43.836483][ T7105] show_stack+0x2c/0x3c (C) [ 43.836495][ T7105] __dump_stack+0x30/0x40 [ 43.836501][ T7105] dump_stack_lvl+0xd8/0x12c [ 43.836505][ T7105] dump_stack+0x1c/0x28 [ 43.836510][ T7105] should_fail_ex+0x41c/0x594 [ 43.836517][ T7105] should_failslab+0xc0/0x128 [ 43.836525][ T7105] kmem_cache_alloc_noprof+0x80/0x648 [ 43.836530][ T7105] btrfs_alloc_path+0x30/0x3c [ 43.836538][ T7105] populate_free_space_tree+0x8c/0x4dc [ 43.836545][ T7105] btrfs_create_free_space_tree+0x104/0x834 [ 43.836552][ T7105] btrfs_start_pre_rw_mount+0x13d8/0x1728 [ 43.836560][ T7105] btrfs_reconfigure+0x824/0x1be4 [ 43.836566][ T7105] reconfigure_super+0x1d4/0x6f0 [ 43.836572][ T7105] path_mount+0xb88/0xdfc [ 43.836579][ T7105] __arm64_sys_mount+0x3e8/0x468 [ 43.836585][ T7105] invoke_syscall+0x98/0x254 [ 43.836590][ T7105] el0_svc_common+0x130/0x23c [ 43.836595][ T7105] do_el0_svc+0x48/0x58 [ 43.836599][ T7105] el0_svc+0x5c/0x254 [ 43.836606][ T7105] el0t_64_sync_handler+0x84/0x12c [ 43.836612][ T7105] el0t_64_sync+0x198/0x19c [ 43.836621][ T7105] BTRFS error (device loop0 state MA): Transaction aborted (error -12) [ 43.836629][ T7105] BTRFS: error (device loop0 state MA) in btrfs_create_free_space_tree:1202: errno=-12 Out of memory [ 43.836799][ T7105] BTRFS warning (device loop0 state EMA): failed to create free space tree: -12 [ 43.839599][ T6665] BTRFS info (device loop0 state EA): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 43.962218][ T7123] loop0: detected capacity change from 0 to 32768 [ 43.963890][ T7123] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.39 (7123) [ 43.967149][ T7123] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 43.967266][ T7123] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 43.967286][ T7123] BTRFS warning (device loop0): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2 [ 43.985158][ T7123] BTRFS info (device loop0): rebuilding free space tree [ 43.987216][ T7123] BTRFS info (device loop0): disabling free space tree [ 43.987255][ T7123] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 43.987263][ T7123] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 43.988713][ T7123] BTRFS info (device loop0): setting nodatasum [ 43.988724][ T7123] BTRFS info (device loop0): setting nodatacow [ 43.988730][ T7123] BTRFS info (device loop0): enabling ssd optimizations [ 43.988736][ T7123] BTRFS info (device loop0): using spread ssd allocation scheme [ 43.988741][ T7123] BTRFS info (device loop0): turning on async discard [ 43.988747][ T7123] BTRFS info (device loop0): enabling disk space caching [ 43.988752][ T7123] BTRFS info (device loop0): force clearing of disk cache [ 44.093692][ T7123] BTRFS info (device loop0 state M): creating free space tree [ 44.093913][ T7123] FAULT_INJECTION: forcing a failure. [ 44.093913][ T7123] name failslab, interval 1, probability 0, space 0, times 0 [ 44.093925][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz.0.39 Tainted: G W syzkaller #0 PREEMPT [ 44.093934][ T7123] Tainted: [W]=WARN [ 44.093936][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 44.093940][ T7123] Call tra ** replaying previous printk message ** [ 44.093940][ T7123] Call trace: [ 44.093942][ T7123] show_stack+0x2c/0x3c (C) [ 44.093954][ T7123] __dump_stack+0x30/0x40 [ 44.093959][ T7123] dump_stack_lvl+0xd8/0x12c [ 44.093964][ T7123] dump_stack+0x1c/0x28 [ 44.093968][ T7123] should_fail_ex+0x41c/0x594 [ 44.093975][ T7123] should_failslab+0xc0/0x128 [ 44.093982][ T7123] kmem_cache_alloc_noprof+0x80/0x648 [ 44.093988][ T7123] btrfs_alloc_path+0x30/0x3c [ 44.093995][ T7123] populate_free_space_tree+0x98/0x4dc [ 44.094003][ T7123] btrfs_create_free_space_tree+0x104/0x834 [ 44.094009][ T7123] btrfs_start_pre_rw_mount+0x13d8/0x1728 [ 44.094016][ T7123] btrfs_reconfigure+0x824/0x1be4 [ 44.094023][ T7123] reconfigure_super+0x1d4/0x6f0 [ 44.094029][ T7123] path_mount+0xb88/0xdfc [ 44.094035][ T7123] __arm64_sys_mount+0x3e8/0x468 [ 44.094041][ T7123] invoke_syscall+0x98/0x254 [ 44.094046][ T7123] el0_svc_common+0x130/0x23c [ 44.094051][ T7123] do_el0_svc+0x48/0x58 [ 44.094055][ T7123] el0_svc+0x5c/0x254 [ 44.094062][ T7123] el0t_64_sync_handler+0x84/0x12c [ 44.094067][ T7123] el0t_64_sync+0x198/0x19c [ 44.094079][ T7123] BTRFS error (device loop0 state MA): Transaction aborted (error -12) [ 44.094088][ T7123] BTRFS: error (device loop0 state MA) in btrfs_create_free_space_tree:1202: errno=-12 Out of memory [ 44.094114][ T7123] BTRFS warning (device loop0 state EMA): failed to create free space tree: -12 [ 44.097412][ T6665] BTRFS info (device loop0 state EA): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 44.102690][ T6665] ------------[ cut here ]------------ [ 44.102698][ T6665] WARNING: CPU: 0 PID: 6665 at fs/btrfs/block-rsv.c:466 btrfs_release_global_block_rsv+0x224/0x22c [ 44.125835][ T6665] Modules linked in: [ 44.126514][ T6665] CPU: 0 UID: 0 PID: 6665 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 44.127979][ T6665] Tainted: [W]=WARN [ 44.128533][ T6665] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 44.129997][ T6665] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 44.131185][ T6665] pc : btrfs_release_global_block_rsv+0x224/0x22c [ 44.132176][ T6665] lr : btrfs_release_global_block_rsv+0x224/0x22c [ 44.133088][ T6665] sp : ffff8000a27a7940 [ 44.133680][ T6665] x29: ffff8000a27a7940 x28: 1fffe0001a385e2c x27: dfff800000000000 [ 44.134894][ T6665] x26: ffff0000d1c2f058 x25: 0000000000000001 x24: ffff0000d1c2f1a8 [ 44.136094][ T6665] x23: ffff0000d1c2f000 x22: 0000000000000000 x21: dfff800000000000 [ 44.137295][ T6665] x20: 0000000000000000 x19: 0000000000030000 x18: 00000000ffffffff [ 44.138586][ T6665] x17: ffff800093303000 x16: ffff80008053739c x15: 0000000000000001 [ 44.139882][ T6665] x14: 1fffe0001a385c04 x13: 0000000000000000 x12: 0000000000000000 [ 44.141202][ T6665] x11: ffff60001a385c05 x10: 0000000000ff0100 x9 : 0000000000000000 [ 44.142407][ T6665] x8 : ffff0000cb6c3d80 x7 : ffff800082596180 x6 : 0000000000000000 [ 44.143497][ T6665] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000805374a4 [ 44.144725][ T6665] x2 : 0000000000000001 x1 : 0000000000030000 x0 : 0000000000000000 [ 44.145975][ T6665] Call trace: [ 44.146438][ T6665] btrfs_release_global_block_rsv+0x224/0x22c (P) [ 44.147324][ T6665] btrfs_free_block_groups+0xa4c/0xd10 [ 44.148069][ T6665] close_ctree+0x650/0x113c [ 44.148749][ T6665] btrfs_put_super+0x1ac/0x1c0 [ 44.149460][ T6665] generic_shutdown_super+0x12c/0x2b8 [ 44.150281][ T6665] kill_anon_super+0x4c/0x7c [ 44.150954][ T6665] btrfs_kill_super+0x40/0x58 [ 44.151650][ T6665] deactivate_locked_super+0xc4/0x12c [ 44.152413][ T6665] deactivate_super+0xe0/0x100 [ 44.153151][ T6665] cleanup_mnt+0x31c/0x3ac [ 44.153852][ T6665] __cleanup_mnt+0x20/0x30 [ 44.154590][ T6665] task_work_run+0x1dc/0x260 [ 44.155277][ T6665] exit_to_user_mode_loop+0xfc/0x178 [ 44.156023][ T6665] el0_svc+0x170/0x254 [ 44.156639][ T6665] el0t_64_sync_handler+0x84/0x12c [ 44.157436][ T6665] el0t_64_sync+0x198/0x19c [ 44.158060][ T6665] irq event stamp: 750496 [ 44.158623][ T6665] hardirqs last enabled at (750495): [] kasan_quarantine_put+0x1a0/0x1c8 [ 44.160040][ T6665] hardirqs last disabled at (750496): [] el1_brk64+0x20/0x54 [ 44.161426][ T6665] softirqs last enabled at (749976): [] handle_softirqs+0xaf8/0xc88 [ 44.162789][ T6665] softirqs last disabled at (749937): [] __do_softirq+0x14/0x20 [ 44.164189][ T6665] ---[ end trace 0000000000000000 ]--- [ 44.271740][ T7141] loop0: detected capacity change from 0 to 32768 [ 44.273043][ T7141] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.40 (7141) [ 44.286267][ T7141] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 44.286332][ T7141] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 44.286364][ T7141] BTRFS warning (device loop0): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2 [ 44.304553][ T7141] BTRFS info (device loop0): rebuilding free space tree [ 44.306586][ T7141] BTRFS info (device loop0): disabling free space tree [ 44.306630][ T7141] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 44.306645][ T7141] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 44.307914][ T7141] BTRFS info (device loop0): setting nodatasum [ 44.307923][ T7141] BTRFS info (device loop0): setting nodatacow [ 44.307929][ T7141] BTRFS info (device loop0): enabling ssd optimizations [ 44.307934][ T7141] BTRFS info (device loop0): using spread ssd allocation scheme [ 44.307940][ T7141] BTRFS info (device loop0): turning on async discard [ 44.307946][ T7141] BTRFS info (device loop0): enabling disk space caching [ 44.307951][ T7141] BTRFS info (device loop0): force clearing of disk cache [ 44.407687][ T7141] BTRFS info (device loop0 state M): creating free space tree [ 44.409270][ T7141] FAULT_INJECTION: forcing a failure. [ 44.409270][ T7141] name failslab, interval 1, probability 0, space 0, times 0 [ 44.411600][ T7141] CPU: 1 UID: 0 PID: 7141 Comm: syz.0.40 Tainted: G W syzkaller #0 PREEMPT [ 44.411622][ T7141] Tainted: [W]=WARN [ 44.411625][ T7141] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 44.411630][ T7141] Call trace: [ 44.411632][ T7141] show_stack+0x2c/0x3c (C) [ 44.411646][ T7141] __dump_stack+0x30/0x40 [ 44.411651][ T7141] dump_stack_lvl+0xd8/0x12c ** replaying previous printk message ** [ 44.411651][ T7141] dump_stack_lvl+0xd8/0x12c [ 44.411656][ T7141] dump_stack+0x1c/0x28 [ 44.411661][ T7141] should_fail_ex+0x41c/0x594 [ 44.411667][ T7141] should_failslab+0xc0/0x128 [ 44.411675][ T7141] kmem_cache_alloc_noprof+0x80/0x648 [ 44.411680][ T7141] btrfs_alloc_path+0x30/0x3c [ 44.411688][ T7141] populate_free_space_tree+0x98/0x4dc [ 44.411695][ T7141] btrfs_create_free_space_tree+0x104/0x834 [ 44.411702][ T7141] btrfs_start_pre_rw_mount+0x13d8/0x1728 [ 44.411709][ T7141] btrfs_reconfigure+0x824/0x1be4 [ 44.411715][ T7141] reconfigure_super+0x1d4/0x6f0 [ 44.411722][ T7141] path_mount+0xb88/0xdfc [ 44.411728][ T7141] __arm64_sys_mount+0x3e8/0x468 [ 44.411734][ T7141] invoke_syscall+0x98/0x254 [ 44.411739][ T7141] el0_svc_common+0x130/0x23c [ 44.411744][ T7141] do_el0_svc+0x48/0x58 [ 44.411748][ T7141] el0_svc+0x5c/0x254 [ 44.411755][ T7141] el0t_64_sync_handler+0x84/0x12c [ 44.411760][ T7141] el0t_64_sync+0x198/0x19c [ 44.411778][ T7141] BTRFS error (device loop0 state MA): Transaction aborted (error -12) [ 44.411793][ T7141] BTRFS: error (device loop0 state MA) in btrfs_create_free_space_tree:1202: errno=-12 Out of memory [ 44.411824][ T7141] BTRFS warning (device loop0 state EMA): failed to create free space tree: -12 [ 44.414206][ T6665] BTRFS info (device loop0 state EA): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 44.419056][ T6665] ------------[ cut here ]------------ [ 44.419064][ T6665] WARNING: CPU: 1 PID: 6665 at fs/btrfs/block-rsv.c:466 btrfs_release_global_block_rsv+0x224/0x22c [ 44.440266][ T6665] Modules linked in: [ 44.440825][ T6665] CPU: 1 UID: 0 PID: 6665 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 44.442246][ T6665] Tainted: [W]=WARN [ 44.442771][ T6665] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 44.444248][ T6665] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 44.445359][ T6665] pc : btrfs_release_global_block_rsv+0x224/0x22c [ 44.446206][ T6665] lr : btrfs_release_global_block_rsv+0x224/0x22c [ 44.447076][ T6665] sp : ffff8000a27a7940 [ 44.447691][ T6665] x29: ffff8000a27a7940 x28: 1fffe00018e3d52c x27: dfff800000000000 [ 44.448825][ T6665] x26: ffff0000c71ea858 x25: 0000000000000001 x24: ffff0000c71ea9a8 [ 44.449966][ T6665] x23: ffff0000c71ea800 x22: 0000000000000000 x21: dfff800000000000 [ 44.451103][ T6665] x20: 0000000000000000 x19: 0000000000030000 x18: 1fffe000337dfe90 [ 44.452238][ T6665] x17: ffff80008f57e000 x16: ffff80008053739c x15: 0000000000000001 [ 44.453394][ T6665] x14: 1fffe00018e3d804 x13: 0000000000000000 x12: 0000000000000000 [ 44.454583][ T6665] x11: ffff600018e3d805 x10: 0000000000ff0100 x9 : 0000000000000000 [ 44.455752][ T6665] x8 : ffff0000cb6c3d80 x7 : ffff800082596180 x6 : 0000000000000000 [ 44.456896][ T6665] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000805374a4 [ 44.458026][ T6665] x2 : 0000000000000001 x1 : 0000000000030000 x0 : 0000000000000000 [ 44.459197][ T6665] Call trace: [ 44.459662][ T6665] btrfs_release_global_block_rsv+0x224/0x22c (P) [ 44.460612][ T6665] btrfs_free_block_groups+0xa4c/0xd10 [ 44.461393][ T6665] close_ctree+0x650/0x113c [ 44.462007][ T6665] btrfs_put_super+0x1ac/0x1c0 [ 44.462712][ T6665] generic_shutdown_super+0x12c/0x2b8 [ 44.463472][ T6665] kill_anon_super+0x4c/0x7c [ 44.464155][ T6665] btrfs_kill_super+0x40/0x58 [ 44.464797][ T6665] deactivate_locked_super+0xc4/0x12c [ 44.465604][ T6665] deactivate_super+0xe0/0x100 [ 44.466287][ T6665] cleanup_mnt+0x31c/0x3ac [ 44.466886][ T6665] __cleanup_mnt+0x20/0x30 [ 44.467515][ T6665] task_work_run+0x1dc/0x260 [ 44.468151][ T6665] exit_to_user_mode_loop+0xfc/0x178 [ 44.468951][ T6665] el0_svc+0x170/0x254 [ 44.469543][ T6665] el0t_64_sync_handler+0x84/0x12c [ 44.470258][ T6665] el0t_64_sync+0x198/0x19c [ 44.470900][ T6665] irq event stamp: 780528 [ 44.471491][ T6665] hardirqs last enabled at (780527): [] kasan_quarantine_put+0x1a0/0x1c8 [ 44.472965][ T6665] hardirqs last disabled at (780528): [] el1_brk64+0x20/0x54 [ 44.474295][ T6665] softirqs last enabled at (778232): [] local_bh_enable+0x10/0x34 [ 44.475585][ T6665] softirqs last disabled at (778230): [] local_bh_disable+0x10/0x34 [ 44.476964][ T6665] ---[ end trace 0000000000000000 ]--- [ 44.575756][ T7159] loop0: detected capacity change from 0 to 32768 [ 44.578178][ T7159] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.41 (7159) [ 44.585865][ T7159] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 44.585922][ T7159] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 44.585959][ T7159] BTRFS warning (device loop0): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2 [ 44.604277][ T7159] BTRFS info (device loop0): rebuilding free space tree [ 44.607147][ T7159] BTRFS info (device loop0): disabling free space tree [ 44.607179][ T7159] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 44.607188][ T7159] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 44.612440][ T7159] BTRFS info (device loop0): setting nodatasum [ 44.613515][ T7159] BTRFS info (device loop0): setting nodatacow [ 44.614548][ T7159] BTRFS info (device loop0): enabling ssd optimizations [ 44.615630][ T7159] BTRFS info (device loop0): using spread ssd allocation scheme [ 44.616798][ T7159] BTRFS info (device loop0): turning on async discard [ 44.617844][ T7159] BTRFS info (device loop0): enabling disk space caching [ 44.618942][ T7159] BTRFS info (device loop0): force clearing of disk cache [ 44.712336][ T7159] BTRFS info (device loop0 state M): creating free space tree [ 44.714052][ T7159] FAULT_INJECTION: forcing a failure. [ 44.714052][ T7159] name failslab, interval 1, probability 0, space 0, times 0 [ 44.714626][ T7159] CPU: 1 UID: 0 PID: 7159 Comm: syz.0.41 Tainted: G W syzkaller #0 PREEMPT [ 44.714643][ T7159] Tainted: [W]=WARN [ 44.714646][ T7159] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 44.714651][ T7159] Call trace: [ 44.714654][ T7159] show_stack+0x2c/0x3c (C) [ 44.714668][ T7159] __dump_stack+0x30/0x40 [ 44.714675][ T7159] dump_stack_lvl+0xd8/0x12c [ 44.714681][ T7159] dump_stack+0x1c/0x28 [ 44.714685][ T7159] should_fail_ex+0x41c/0x594 [ 44.714691][ T7159] should_failslab+0xc0/0x128 [ 44.714699][ T7159] kmem_cache_alloc_noprof+0x80/0x648 [ 44.714704][ T7159] btrfs_alloc_path+0x30/0x3c [ 44.714712][ T7159] populate_free_space_tree+0x98/0x4dc [ 44.714719][ T7159] btrfs_create_free_space_tree+0x104/0x834 [ 44.714726][ T7159] btrfs_start_pre_rw_mount+0x13d8/0x1728 [ 44.714733][ T7159] btrfs_reconfigure+0x824/0x1be4 [ 44.714739][ T7159] reconfigure_super+0x1d4/0x6f0 [ 44.714745][ T7159] path_mount+0xb88/0xdfc [ 44.714751][ T7159] __arm64_sys_mount+0x3e8/0x468 [ 44.714757][ T7159] invoke_syscall+0x98/0x254 [ 44.714763][ T7159] el0_svc_common+0x130/0x23c [ 44.714767][ T7159] do_el0_svc+0x48/0x58 [ 44.714772][ T7159] el0_svc+0x5c/0x254 [ 44.714779][ T7159] el0t_64_sync_handler+0x84/0x12c [ 44.714788][ T7159] el0t_64_sync+0x198/0x19c [ 44.714811][ T7159] BTRFS error (device loop0 state MA): Transaction aborted (error -12) [ 44.714825][ T7159] BTRFS: error (device loop0 state MA) in btrfs_create_free_space_tree:1202: errno=-12 Out of memory [ 44.715008][ T7159] BTRFS warning (device loop0 state EMA): failed to create free space tree: -12 [ 44.718014][ T6665] BTRFS info (device loop0 state EA): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf 1970/01/01 00:00:44 executed programs: 27 [ 44.832039][ T7177] loop0: detected capacity change from 0 to 32768 [ 44.841141][ T7177] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.42 (7177) [ 44.853070][ T7177] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 44.854849][ T7177] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 44.856426][ T7177] BTRFS warning (device loop0): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2 [ 44.865947][ T7177] BTRFS info (device loop0): rebuilding free space tree [ 44.869408][ T7177] BTRFS info (device loop0): disabling free space tree [ 44.871255][ T7177] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 44.873270][ T7177] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 44.876017][ T7177] BTRFS info (device loop0): setting nodatasum [ 44.877230][ T7177] BTRFS info (device loop0): setting nodatacow [ 44.878516][ T7177] BTRFS info (device loop0): enabling ssd optimizations [ 44.879915][ T7177] BTRFS info (device loop0): using spread ssd allocation scheme [ 44.974946][ T7177] FAULT_INJECTION: forcing a failure. [ 44.974946][ T7177] name failslab, interval 1, probability 0, space 0, times 0 [ 44.974983][ T7177] CPU: 0 UID: 0 PID: 7177 Comm: syz.0.42 Tainted: G W syzkaller #0 PREEMPT [ 44.974995][ T7177] Tainted: [W]=WARN [ 44.974998][ T7177] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 44.975003][ T7177] Call trace: [ 44.975005][ T7177] show_stack+0x2c/0x3c (C) [ 44.975017][ T7177] __dump_stack+0x30/0x40 [ 44.975023][ T7177] dump_stack_lvl+0xd8/0x12c [ 44.975028][ T7177] dump_stack+0x1c/0x28 [ 44.975032][ T7177] should_fail_ex+0x41c/0x594 [ 44.975039][ T7177] should_failslab+0xc0/0x128 [ 44.975047][ T7177] kmem_cache_alloc_noprof+0x80/0x648 [ 44.975052][ T7177] btrfs_alloc_path+0x30/0x3c [ 44.975059][ T7177] populate_free_space_tree+0x8c/0x4dc [ 44.975067][ T7177] btrfs_create_free_space_tree+0x104/0x834 [ 44.975073][ T7177] btrfs_start_pre_rw_mount+0x13d8/0x1728 [ 44.975080][ T7177] btrfs_reconfigure+0x824/0x1be4 [ 44.975087][ T7177] reconfigure_super+0x1d4/0x6f0 [ 44.975093][ T7177] path_mount+0xb88/0xdfc [ 44.975100][ T7177] __arm64_sys_mount+0x3e8/0x468 [ 44.975105][ T7177] invoke_syscall+0x98/0x254 [ 44.975111][ T7177] el0_svc_common+0x130/0x23c [ 44.975115][ T7177] do_el0_svc+0x48/0x58 [ 44.975120][ T7177] el0_svc+0x5c/0x254 [ 44.975127][ T7177] el0t_64_sync_handler+0x84/0x12c [ 44.975132][ T7177] el0t_64_sync+0x198/0x19c [ 44.975141][ T7177] BTRFS error (device loop0 state MA): Transaction aborted (error -12) [ 44.975150][ T7177] BTRFS: error (device loop0 state MA) in btrfs_create_free_space_tree:1202: errno=-12 Out of memory [ 44.975872][ T7177] BTRFS warning (device loop0 state EMA): failed to create free space tree: -12 [ 45.097821][ T7195] loop0: detected capacity change from 0 to 32768 [ 45.100605][ T7195] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.43 (7195) [ 45.104269][ T7195] BTRFS warning (device loop0): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2 [ 45.212058][ T7195] FAULT_INJECTION: forcing a failure. [ 45.212058][ T7195] name failslab, interval 1, probability 0, space 0, times 0 [ 45.212096][ T7195] CPU: 0 UID: 0 PID: 7195 Comm: syz.0.43 Tainted: G W syzkaller #0 PREEMPT [ 45.212106][ T7195] Tainted: [W]=WARN [ 45.212109][ T7195] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 45.212113][ T7195] Call trace: [ 45.212115][ T7195] show_stack+0x2c/0x3c (C) [ 45.212127][ T7195] __dump_stack+0x30/0x40 [ 45.212133][ T7195] dump_stack_lvl+0xd8/0x12c [ 45.212138][ T7195] dump_stack+0x1c/0x28 [ 45.212142][ T7195] should_fail_ex+0x41c/0x594 [ 45.212149][ T7195] should_failslab+0xc0/0x128 [ 45.212156][ T7195] kmem_cache_alloc_noprof+0x80/0x648 [ 45.212162][ T7195] btrfs_alloc_path+0x30/0x3c [ 45.212169][ T7195] populate_free_space_tree+0x98/0x4dc [ 45.212177][ T7195] btrfs_create_free_space_tree+0x104/0x834 [ 45.212184][ T7195] btrfs_start_pre_rw_mount+0x13d8/0x1728 [ 45.212191][ T7195] btrfs_reconfigure+0x824/0x1be4 [ 45.212197][ T7195] reconfigure_super+0x1d4/0x6f0 [ 45.212204][ T7195] path_mount+0xb88/0xdfc [ 45.212210][ T7195] __arm64_sys_mount+0x3e8/0x468 [ 45.212216][ T7195] invoke_syscall+0x98/0x254 [ 45.212222][ T7195] el0_svc_common+0x130/0x23c [ 45.212226][ T7195] do_el0_svc+0x48/0x58 [ 45.212231][ T7195] el0_svc+0x5c/0x254 [ 45.212238][ T7195] el0t_64_sync_handler+0x84/0x12c [ 45.212244][ T7195] el0t_64_sync+0x198/0x19c [ 45.213292][ T7195] BTRFS error (device loop0 state MA): Transaction aborted (error -12) [ 45.213326][ T719 ** replaying previous printk message ** [ 45.213326][ T7195] BTRFS: error (device loop0 state MA) in btrfs_create_free_space_tree:1202: errno=-12 Out of memory [ 45.213370][ T7195] BTRFS warning (device loop0 state EMA): failed to create free space tree: -12 [ 45.236522][ T6665] ------------[ cut here ]------------ [ 45.236531][ T6665] WARNING: CPU: 0 PID: 6665 at fs/btrfs/block-rsv.c:466 btrfs_release_global_block_rsv+0x224/0x22c [ 45.242493][ T6665] Modules linked in: [ 45.243090][ T6665] CPU: 0 UID: 0 PID: 6665 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 45.244661][ T6665] Tainted: [W]=WARN [ 45.245249][ T6665] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 45.246744][ T6665] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 45.247821][ T6665] pc : btrfs_release_global_block_rsv+0x224/0x22c [ 45.248786][ T6665] lr : btrfs_release_global_block_rsv+0x224/0x22c [ 45.249822][ T6665] sp : ffff8000a27a7940 [ 45.250542][ T6665] x29: ffff8000a27a7940 x28: 1fffe0001aa0482c x27: dfff800000000000 [ 45.251817][ T6665] x26: ffff0000d5024058 x25: 0000000000000001 x24: ffff0000d50241a8 [ 45.253028][ T6665] x23: ffff0000d5024000 x22: 0000000000000000 x21: dfff800000000000 [ 45.254191][ T6665] x20: 0000000000000000 x19: 0000000000030000 x18: 1fffe000337db690 [ 45.255399][ T6665] x17: ffff80008f57e000 x16: ffff80008053739c x15: 0000000000000001 [ 45.256723][ T6665] x14: 1fffe0001aa04704 x13: 0000000000000000 x12: 0000000000000000 [ 45.258111][ T6665] x11: ffff60001aa04705 x10: 0000000000ff0100 x9 : 0000000000000000 [ 45.259460][ T6665] x8 : ffff0000cb6c3d80 x7 : ffff800082596180 x6 : 0000000000000000 [ 45.260784][ T6665] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000805374a4 [ 45.262012][ T6665] x2 : 0000000000000001 x1 : 0000000000030000 x0 : 0000000000000000 [ 45.263196][ T6665] Call trace: [ 45.263695][ T6665] btrfs_release_global_block_rsv+0x224/0x22c (P) [ 45.264674][ T6665] btrfs_free_block_groups+0xa4c/0xd10 [ 45.265492][ T6665] close_ctree+0x650/0x113c [ 45.266286][ T6665] btrfs_put_super+0x1ac/0x1c0 [ 45.267069][ T6665] generic_shutdown_super+0x12c/0x2b8 [ 45.268018][ T6665] kill_anon_super+0x4c/0x7c [ 45.268758][ T6665] btrfs_kill_super+0x40/0x58 [ 45.269462][ T6665] deactivate_locked_super+0xc4/0x12c [ 45.270219][ T6665] deactivate_super+0xe0/0x100 [ 45.270994][ T6665] cleanup_mnt+0x31c/0x3ac [ 45.271625][ T6665] __cleanup_mnt+0x20/0x30 [ 45.272279][ T6665] task_work_run+0x1dc/0x260 [ 45.273062][ T6665] exit_to_user_mode_loop+0xfc/0x178 [ 45.274003][ T6665] el0_svc+0x170/0x254 [ 45.274701][ T6665] el0t_64_sync_handler+0x84/0x12c [ 45.275491][ T6665] el0t_64_sync+0x198/0x19c [ 45.276184][ T6665] irq event stamp: 858066 [ 45.276805][ T6665] hardirqs last enabled at (858065): [] kasan_quarantine_put+0x1a0/0x1c8 [ 45.278237][ T6665] hardirqs last disabled at (858066): [] el1_brk64+0x20/0x54 [ 45.279559][ T6665] softirqs last enabled at (856730): [] handle_softirqs+0xaf8/0xc88 [ 45.280963][ T6665] softirqs last disabled at (856623): [] __do_softirq+0x14/0x20 [ 45.282279][ T6665] ---[ end trace 0000000000000000 ]--- [ 45.383146][ T7213] loop0: detected capacity change from 0 to 32768 [ 45.384573][ T7213] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.44 (7213) [ 45.389710][ T7213] BTRFS warning (device loop0): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2 [ 45.489708][ T7213] FAULT_INJECTION: forcing a failure. [ 45.489708][ T7213] name failslab, interval 1, probability 0, space 0, times 0 [ 45.492072][ T7213] CPU: 0 UID: 0 PID: 7213 Comm: syz.0.44 Tainted: G W syzkaller #0 PREEMPT [ 45.492093][ T7213] Tainted: [W]=WARN [ 45.492096][ T7213] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 45.492101][ T7213] Call trace: [ 45.492105][ T7213] show_stack+0x2c/0x3c (C) [ 45.492119][ T7213] __dump_stack+0x30/0x40 [ 45.492126][ T7213] dump_stack_lvl+0xd8/0x12c [ 45.492131][ T7213] dump_stack+0x1c/0x28 [ 45.492136][ T7213] should_fail_ex+0x41c/0x594 [ 45.492143][ T7213] should_failslab+0xc0/0x128 [ 45.492150][ T7213] kmem_cache_alloc_noprof+0x80/0x648 [ 45.492156][ T7213] btrfs_alloc_path+0x30/0x3c [ 45.492164][ T7213] populate_free_space_tree+0x8c/0x4dc [ 45.492171][ T7213] btrfs_create_free_space_tree+0x104/0x834 [ 45.492178][ T7213] btrfs_start_pre_rw_mount+0x13d8/0x1728 [ 45.492185][ T7213] btrfs_reconfigure+0x824/0x1be4 [ 45.492191][ T7213] reconfigure_super+0x1d4/0x6f0 [ 45.492198][ T7213] path_mount+0xb88/0xdfc [ 45.492204][ T7213] __arm64_sys_mount+0x3e8/0x468 [ 45.492210][ T7213] invoke_syscall+0x98/0x254 [ 45.492215][ T7213] el0_svc_common+0x130/0x23c [ 45.492220][ T7213] do_el0_svc+0x48/0x58 [ 45.492224][ T7213] el0_svc+0x5c/0x254 [ 45.492231][ T7213] el0t_64_sync_handler+0x84/0x12c [ 45.492237][ T7213] el0t_64_sync+0x198/0x19c [ 45.499021][ T7213] BTRFS error (device loop0 state MA): Transaction aborted (error -12) [ 45.499049][ T7213] BTRFS: error (device loop0 state MA) in btrfs_create_free_space_tree:1202: errno=-12 Out of memory [ 45.499234][ T7213] BTRFS warning (device loop0 state EMA): failed to create free space tree: -12 [ 45.622457][ T7231] loop0: detected capacity change from 0 to 32768 [ 45.624255][ T7231] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.45 (7231) [ 45.630809][ T7231] BTRFS warning (device loop0): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2 [ 45.745405][ T7231] FAULT_INJECTION: forcing a failure. [ 45.745405][ T7231] name failslab, interval 1, probability 0, space 0, times 0 [ 45.745436][ T7231] CPU: 1 UID: 0 PID: 7231 Comm: syz.0.45 Tainted: G W syzkaller #0 PREEMPT [ 45.745447][ T7231] Tainted: [W]=WARN [ 45.745450][ T7231] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 45.745456][ T7231] Call trace: [ 45.745459][ T7231] show_stack+0x2c/0x3c (C) [ 45.745472][ T7231] __dump_stack+0x30/0x40 [ 45.745478][ T7231] dump_stack_lvl+0xd8/0x12c [ 45.745483][ T7231] dump_stack+0x1c/0x28 [ 45.745488][ T7231] should_fail_ex+0x41c/0x594 [ 45.745495][ T7231] should_failslab+0xc0/0x128 [ 45.745502][ T7231] kmem_cache_alloc_noprof+0x80/0x648 [ 45.745508][ T7231] btrfs_alloc_path+0x30/0x3c [ 45.745515][ T7231] populate ** replaying previous printk message ** [ 45.745515][ T7231] populate_free_space_tree+0x8c/0x4dc [ 45.745522][ T7231] btrfs_create_free_space_tree+0x104/0x834 [ 45.745529][ T7231] btrfs_start_pre_rw_mount+0x13d8/0x1728 [ 45.745536][ T7231] btrfs_reconfigure+0x824/0x1be4 [ 45.745543][ T7231] reconfigure_super+0x1d4/0x6f0 [ 45.745549][ T7231] path_mount+0xb88/0xdfc [ 45.745556][ T7231] __arm64_sys_mount+0x3e8/0x468 [ 45.745562][ T7231] invoke_syscall+0x98/0x254 [ 45.745567][ T7231] el0_svc_common+0x130/0x23c [ 45.745572][ T7231] do_el0_svc+0x48/0x58 [ 45.745576][ T7231] el0_svc+0x5c/0x254 [ 45.745583][ T7231] el0t_64_sync_handler+0x84/0x12c [ 45.745589][ T7231] el0t_64_sync+0x198/0x19c [ 45.745598][ T7231] BTRFS error (device loop0 state MA): Transaction aborted (error -12) [ 45.745607][ T7231] BTRFS: error (device loop0 state MA) in btrfs_create_free_space_tree:1202: errno=-12 Out of memory [ 45.745631][ T7231] BTRFS warning (device loop0 state EMA): failed to create free space tree: -12 [ 45.760235][ T6665] ------------[ cut here ]------------ [ 45.760244][ T6665] WARNING: CPU: 1 PID: 6665 at fs/btrfs/block-rsv.c:466 btrfs_release_global_block_rsv+0x224/0x22c [ 45.776621][ T6665] Modules linked in: [ 45.777201][ T6665] CPU: 1 UID: 0 PID: 6665 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 45.778816][ T6665] Tainted: [W]=WARN [ 45.779395][ T6665] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 45.780890][ T6665] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 45.782132][ T6665] pc : btrfs_release_global_block_rsv+0x224/0x22c [ 45.783084][ T6665] lr : btrfs_release_global_block_rsv+0x224/0x22c [ 45.784084][ T6665] sp : ffff8000a27a7940 [ 45.784716][ T6665] x29: ffff8000a27a7940 x28: 1fffe0001b2cb32c x27: dfff800000000000 [ 45.785922][ T6665] x26: ffff0000d9659858 x25: 0000000000000001 x24: ffff0000d96599a8 [ 45.787084][ T6665] x23: ffff0000d9659800 x22: 0000000000000000 x21: dfff800000000000 [ 45.788332][ T6665] x20: 0000000000000000 x19: 0000000000030000 x18: 1fffe000337dfe90 [ 45.789511][ T6665] x17: ffff80008f57e000 x16: ffff80008053739c x15: 0000000000000001 [ 45.790722][ T6665] x14: 1fffe0001b2cb204 x13: 0000000000000000 x12: 0000000000000000 [ 45.791914][ T6665] x11: ffff60001b2cb205 x10: 0000000000ff0100 x9 : 0000000000000000 [ 45.793133][ T6665] x8 : ffff0000cb6c3d80 x7 : ffff800082596180 x6 : 0000000000000000 [ 45.794328][ T6665] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000805374a4 [ 45.795401][ T6665] x2 : 0000000000000001 x1 : 0000000000030000 x0 : 0000000000000000 [ 45.796560][ T6665] Call trace: [ 45.797016][ T6665] btrfs_release_global_block_rsv+0x224/0x22c (P) [ 45.797984][ T6665] btrfs_free_block_groups+0xa4c/0xd10 [ 45.798817][ T6665] close_ctree+0x650/0x113c [ 45.799404][ T6665] btrfs_put_super+0x1ac/0x1c0 [ 45.800097][ T6665] generic_shutdown_super+0x12c/0x2b8 [ 45.800906][ T6665] kill_anon_super+0x4c/0x7c [ 45.801612][ T6665] btrfs_kill_super+0x40/0x58 [ 45.802285][ T6665] deactivate_locked_super+0xc4/0x12c [ 45.803131][ T6665] deactivate_super+0xe0/0x100 [ 45.803821][ T6665] cleanup_mnt+0x31c/0x3ac [ 45.804508][ T6665] __cleanup_mnt+0x20/0x30 [ 45.805249][ T6665] task_work_run+0x1dc/0x260 [ 45.805925][ T6665] exit_to_user_mode_loop+0xfc/0x178 [ 45.806713][ T6665] el0_svc+0x170/0x254 [ 45.807303][ T6665] el0t_64_sync_handler+0x84/0x12c [ 45.807959][ T6665] el0t_64_sync+0x198/0x19c [ 45.808611][ T6665] irq event stamp: 910460 [ 45.809223][ T6665] hardirqs last enabled at (910459): [] kasan_quarantine_put+0x1a0/0x1c8 [ 45.810752][ T6665] hardirqs last disabled at (910460): [] el1_brk64+0x20/0x54 [ 45.812196][ T6665] softirqs last enabled at (909072): [] handle_softirqs+0xaf8/0xc88 [ 45.813932][ T6665] softirqs last disabled at (909053): [] __do_softirq+0x14/0x20 [ 45.815299][ T6665] ---[ end trace 0000000000000000 ]--- [ 45.916137][ T7249] loop0: detected capacity change from 0 to 32768 [ 45.918039][ T7249] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.46 (7249) [ 45.922913][ T7249] BTRFS warning (device loop0): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2 [ 46.053229][ T7249] FAULT_INJECTION: forcing a failure. [ 46.053229][ T7249] name failslab, interval 1, probability 0, space 0, times 0 [ 46.053268][ T7249] CPU: 0 UID: 0 PID: 7249 Comm: syz.0.46 Tainted: G W syzkaller #0 PREEMPT [ 46.053282][ T7249] Tainted: [W]=WARN [ 46.053286][ T7249] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 46.053291][ T7249] Call trace: [ 46.053294][ T7249] show_stack+0x2c/0x3c (C) [ 46.053306][ T7249] __dump_stack+0x30/0x40 [ 46.053312][ T7249] dump_stack_lvl+0xd8/0x12c [ 46.053317][ T7249] dump_stack+0x1c/0x28 [ 46.053321][ T7249] should_fail_ex+0x41c/0x594 [ 46.053327][ T7249] should_failslab+0xc0/0x128 [ 46.053335][ T7249] kmem_cache_alloc_noprof+0x80/0x648 [ 46.053340][ T7249] btrfs_alloc_path+0x30/0x3c [ 46.053347][ T7249] populate_free_space_tree+0x98/0x4dc [ 46.053355][ T7249] btrfs_create_free_space_tree+0x104/0x834 [ 46.053362][ T7249] btrfs_start_pre_rw_mount+0x13d8/0x1728 [ 46.053369][ T7249] btrfs_reconfigure+0x824/0x1be4 [ 46.053375][ T7249] reconfigure_super+0x1d4/0x6f0 [ 46.053381][ T7249] path_mount+0xb88/0xdfc [ 46.053387][ T7249] __arm64_sys_mount+0x3e8/0x468 [ 46.053393][ T7249] invoke_syscall+0x98/0x254 [ 46.053399][ T7249] el0_svc_common+0x130/0x23c [ 46.053403][ T7249] do_el0_svc+0x48/0x58 [ 46.053408][ T7249] el0_svc+0x5c/0x254 [ 46.053414][ T7249] el0t_64_sync_handler+0x84/0x12c [ 46.053420][ T7249] el0t_64_sync+0x198/0x19c [ 46.053432][ T7249] BTRFS error (device loop0 state MA): Transaction aborted (error -12) [ 46.053441][ T7249] BTRFS: error (device loop0 state MA) in btrfs_create_free_space_tree:1202: errno=-12 Out of memory [ 46.053463][ T7249] BTRFS warning (device loop0 state EMA): failed to create free space tree: -12 [ 46.082121][ T6665] ------------[ cut here ]------------ [ 46.082133][ T6665] WARNING: CPU: 0 PID: 6665 at fs/btrfs/block-rsv.c:466 btrfs_release_global_block_rsv+0x224/0x22c [ 46.084724][ T6665] Modules linked in: [ 46.085301][ T6665] CPU: 0 UID: 0 PID: 6665 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 46.086896][ T6665] Tainted: [W]=WARN [ 46.087462][ T6665] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 46.088958][ T6665] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 46.090101][ T6665] pc : btrfs_release_global_block_rsv+0x224/0x22c [ 46.090994][ T6665] lr : btrfs_release_global_block_rsv+0x224/0x22c [ 46.091927][ T6665] sp : ffff8000a27a7940 [ 46.092560][ T6665] x29: ffff8000a27a7940 x28: 1fffe000198e5a2c x27: dfff800000000000 [ 46.093781][ T6665] x26: ffff0000cc72d058 x25: 0000000000000001 x24: ffff0000cc72d1a8 [ 46.094960][ T6665] x23: ffff0000cc72d000 x22: 0000000000000000 x21: dfff800000000000 [ 46.096097][ T6665] x20: 0000000000000000 x19: 0000000000030000 x18: 1fffe000337db690 [ 46.097274][ T6665] x17: ffff80008f57e000 x16: ffff80008053739c x15: 0000000000000001 [ 46.098409][ T6665] x14: 1fffe0001a69c104 x13: 0000000000000000 x12: 0000000000000000 [ 46.099612][ T6665] x11: ffff60001a69c105 x10: 0000000000ff0100 x9 : 0000000000000000 [ 46.100774][ T6665] x8 : ffff0000cb6c3d80 x7 : ffff800082596180 x6 : 0000000000000000 [ 46.101962][ T6665] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000805374a4 [ 46.103095][ T6665] x2 : 0000000000000001 x1 : 0000000000030000 x0 : 0000000000000000 [ 46.104225][ T6665] Call trace: [ 46.104718][ T6665] btrfs_release_global_block_rsv+0x224/0x22c (P) [ 46.105636][ T6665] btrfs_free_block_groups+0xa4c/0xd10 [ 46.106396][ T6665] close_ctree+0x650/0x113c [ 46.107033][ T6665] btrfs_put_super+0x1ac/0x1c0 [ 46.107688][ T6665] generic_shutdown_super+0x12c/0x2b8 [ 46.108512][ T6665] kill_anon_super+0x4c/0x7c [ 46.109192][ T6665] btrfs_kill_super+0x40/0x58 [ 46.109878][ T6665] deactivate_locked_super+0xc4/0x12c [ 46.110731][ T6665] deactivate_super+0xe0/0x100 [ 46.111463][ T6665] cleanup_mnt+0x31c/0x3ac [ 46.112140][ T6665] __cleanup_mnt+0x20/0x30 [ 46.112794][ T6665] task_work_run+0x1dc/0x260 [ 46.113459][ T6665] exit_to_user_mode_loop+0xfc/0x178 [ 46.114255][ T6665] el0_svc+0x170/0x254 [ 46.114922][ T6665] el0t_64_sync_handler+0x84/0x12c [ 46.115640][ T6665] el0t_64_sync+0x198/0x19c [ 46.116264][ T6665] irq event stamp: 936374 [ 46.116874][ T6665] hardirqs last enabled at (936373): [] kasan_quarantine_put+0x1a0/0x1c8 [ 46.118408][ T6665] hardirqs last disabled at (936374): [] el1_brk64+0x20/0x54 [ 46.119686][ T6665] softirqs last enabled at (935738): [] handle_softirqs+0xaf8/0xc88 [ 46.121180][ T6665] softirqs last disabled at (935727): [] __do_softirq+0x14/0x20 [ 46.122575][ T6665] ---[ end trace 0000000000000000 ]--- [ 46.231262][ T7267] loop0: detected capacity change from 0 to 32768 [ 46.233694][ T7267] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.47 (7267) [ 46.237984][ T7267] BTRFS warning (device loop0): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2 [ 46.350050][ T7267] FAULT_INJECTION: forcing a failure. [ 46.350050][ T7267] name failslab, interval 1, probability 0, space 0, times 0 [ 46.351727][ T7267] CPU: 1 UID: 0 PID: 7267 Comm: syz.0.47 Tainted: G W syzkaller #0 PREEMPT [ 46.351749][ T7267] Tainted: [W]=WARN [ 46.351752][ T7267] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 46.351756][ T7267] Call trace: [ 46.351759][ T7267] show_stack+0x2c/0x3c (C) [ 46.351772][ T7267] __dump_stack+0x30/0x40 [ 46 ** replaying previous printk message ** [ 46.351778][ T7267] dump_stack_lvl+0xd8/0x12c [ 46.351786][ T7267] dump_stack+0x1c/0x28 [ 46.351791][ T7267] should_fail_ex+0x41c/0x594 [ 46.351798][ T7267] should_failslab+0xc0/0x128 [ 46.351805][ T7267] kmem_cache_alloc_noprof+0x80/0x648 [ 46.351811][ T7267] btrfs_alloc_path+0x30/0x3c [ 46.351818][ T7267] populate_free_space_tree+0x98/0x4dc [ 46.351826][ T7267] btrfs_create_free_space_tree+0x104/0x834 [ 46.351833][ T7267] btrfs_start_pre_rw_mount+0x13d8/0x1728 [ 46.351841][ T7267] btrfs_reconfigure+0x824/0x1be4 [ 46.351847][ T7267] reconfigure_super+0x1d4/0x6f0 [ 46.351853][ T7267] path_mount+0xb88/0xdfc [ 46.351860][ T7267] __arm64_sys_mount+0x3e8/0x468 [ 46.351866][ T7267] invoke_syscall+0x98/0x254 [ 46.351871][ T7267] el0_svc_common+0x130/0x23c [ 46.351876][ T7267] do_el0_svc+0x48/0x58 [ 46.351880][ T7267] el0_svc+0x5c/0x254 [ 46.351887][ T7267] el0t_64_sync_handler+0x84/0x12c [ 46.351893][ T7267] el0t_64_sync+0x198/0x19c [ 46.351910][ T7267] BTRFS error (device loop0 state MA): Transaction aborted (error -12) [ 46.351922][ T7267] BTRFS: error (device loop0 state MA) in btrfs_create_free_space_tree:1202: errno=-12 Out of memory [ 46.351949][ T7267] BTRFS warning (device loop0 state EMA): failed to create free space tree: -12 [ 46.359630][ T6665] ------------[ cut here ]------------ [ 46.359639][ T6665] WARNING: CPU: 1 PID: 6665 at fs/btrfs/block-rsv.c:466 btrfs_release_global_block_rsv+0x224/0x22c [ 46.380657][ T6665] Modules linked in: [ 46.381266][ T6665] CPU: 1 UID: 0 PID: 6665 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 46.382875][ T6665] Tainted: [W]=WARN [ 46.383434][ T6665] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 46.384883][ T6665] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 46.386048][ T6665] pc : btrfs_release_global_block_rsv+0x224/0x22c [ 46.386968][ T6665] lr : btrfs_release_global_block_rsv+0x224/0x22c [ 46.387877][ T6665] sp : ffff8000a27a7940 [ 46.388433][ T6665] x29: ffff8000a27a7940 x28: 1fffe0001b63922c x27: dfff800000000000 [ 46.389694][ T6665] x26: ffff0000db1c9058 x25: 0000000000000001 x24: ffff0000db1c91a8 [ 46.390841][ T6665] x23: ffff0000db1c9000 x22: 0000000000000000 x21: dfff800000000000 [ 46.392068][ T6665] x20: 0000000000000000 x19: 0000000000030000 x18: 1fffe000337dfe90 [ 46.393315][ T6665] x17: ffff80008f57e000 x16: ffff80008053739c x15: 0000000000000001 [ 46.394554][ T6665] x14: 1fffe0001b639e04 x13: 0000000000000000 x12: 0000000000000000 [ 46.395827][ T6665] x11: ffff60001b639e05 x10: 0000000000ff0100 x9 : 0000000000000000 [ 46.397082][ T6665] x8 : ffff0000cb6c3d80 x7 : ffff800082596180 x6 : 0000000000000000 [ 46.398266][ T6665] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000805374a4 [ 46.399658][ T6665] x2 : 0000000000000001 x1 : 0000000000030000 x0 : 0000000000000000 [ 46.400972][ T6665] Call trace: [ 46.401464][ T6665] btrfs_release_global_block_rsv+0x224/0x22c (P) [ 46.402420][ T6665] btrfs_free_block_groups+0xa4c/0xd10 [ 46.403272][ T6665] close_ctree+0x650/0x113c [ 46.404017][ T6665] btrfs_put_super+0x1ac/0x1c0 [ 46.404698][ T6665] generic_shutdown_super+0x12c/0x2b8 [ 46.405478][ T6665] kill_anon_super+0x4c/0x7c [ 46.406140][ T6665] btrfs_kill_super+0x40/0x58 [ 46.406825][ T6665] deactivate_locked_super+0xc4/0x12c [ 46.407707][ T6665] deactivate_super+0xe0/0x100 [ 46.408460][ T6665] cleanup_mnt+0x31c/0x3ac [ 46.409175][ T6665] __cleanup_mnt+0x20/0x30 [ 46.409890][ T6665] task_work_run+0x1dc/0x260 [ 46.410570][ T6665] exit_to_user_mode_loop+0xfc/0x178 [ 46.411469][ T6665] el0_svc+0x170/0x254 [ 46.412081][ T6665] el0t_64_sync_handler+0x84/0x12c [ 46.412849][ T6665] el0t_64_sync+0x198/0x19c [ 46.413587][ T6665] irq event stamp: 962664 [ 46.414232][ T6665] hardirqs last enabled at (962663): [] kasan_quarantine_put+0x1a0/0x1c8 [ 46.415788][ T6665] hardirqs last disabled at (962664): [] el1_brk64+0x20/0x54 [ 46.417101][ T6665] softirqs last enabled at (960916): [] local_bh_enable+0x10/0x34 [ 46.418521][ T6665] softirqs last disabled at (960914): [] local_bh_disable+0x10/0x34 [ 46.419856][ T6665] ---[ end trace 0000000000000000 ]--- [ 46.528174][ T7285] loop0: detected capacity change from 0 to 32768 [ 46.531047][ T7285] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.48 (7285) [ 46.535328][ T7285] BTRFS warning (device loop0): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2 [ 46.691942][ T7285] FAULT_INJECTION: forcing a failure. [ 46.691942][ T7285] name failslab, interval 1, probability 0, space 0, times 0 [ 46.691976][ T7285] CPU: 1 UID: 0 PID: 7285 Comm: syz.0.48 Tainted: G W syzkaller #0 PREEMPT [ 46.691988][ T7285] Tainted: [W]=WARN [ 46.691991][ T7285] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 46.691996][ T7285] Call trace: [ 46.691998][ T7285] show_stack+0x2c/0x3c (C) [ 46.692012][ T7285] __dump_stack+0x30/0x40 [ 46.692018] ** replaying previous printk message ** [ 46.692018][ T7285] dump_stack_lvl+0xd8/0x12c [ 46.692023][ T7285] dump_stack+0x1c/0x28 [ 46.692028][ T7285] should_fail_ex+0x41c/0x594 [ 46.692034][ T7285] should_failslab+0xc0/0x128 [ 46.692042][ T7285] kmem_cache_alloc_noprof+0x80/0x648 [ 46.692048][ T7285] btrfs_alloc_path+0x30/0x3c [ 46.692056][ T7285] populate_free_space_tree+0x8c/0x4dc [ 46.692063][ T7285] btrfs_create_free_space_tree+0x104/0x834 [ 46.692070][ T7285] btrfs_start_pre_rw_mount+0x13d8/0x1728 [ 46.692077][ T7285] btrfs_reconfigure+0x824/0x1be4 [ 46.692084][ T7285] reconfigure_super+0x1d4/0x6f0 [ 46.692090][ T7285] path_mount+0xb88/0xdfc [ 46.692096][ T7285] __arm64_sys_mount+0x3e8/0x468 [ 46.692102][ T7285] invoke_syscall+0x98/0x254 [ 46.692108][ T7285] el0_svc_common+0x130/0x23c [ 46.692113][ T7285] do_el0_svc+0x48/0x58 [ 46.692117][ T7285] el0_svc+0x5c/0x254 [ 46.692125][ T7285] el0t_64_sync_handler+0x84/0x12c [ 46.692130][ T7285] el0t_64_sync+0x198/0x19c [ 46.692140][ T7285] BTRFS error (device loop0 state MA): Transaction aborted (error -12) [ 46.692150][ T7285] BTRFS: error (device loop0 state MA) in btrfs_create_free_space_tree:1202: errno=-12 Out of memory [ 46.692171][ T7285] BTRFS warning (device loop0 state EMA): failed to create free space tree: -12 [ 46.701061][ T6665] ------------[ cut here ]------------ [ 46.701070][ T6665] WARNING: CPU: 1 PID: 6665 at fs/btrfs/block-rsv.c:466 btrfs_release_global_block_rsv+0x224/0x22c [ 46.721470][ T6665] Modules linked in: [ 46.722040][ T6665] CPU: 1 UID: 0 PID: 6665 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 46.723611][ T6665] Tainted: [W]=WARN [ 46.724146][ T6665] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 46.725580][ T6665] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 46.726846][ T6665] pc : btrfs_release_global_block_rsv+0x224/0x22c [ 46.727935][ T6665] lr : btrfs_release_global_block_rsv+0x224/0x22c [ 46.729029][ T6665] sp : ffff8000a27a7940 [ 46.729739][ T6665] x29: ffff8000a27a7940 x28: 1fffe0001967862c x27: dfff800000000000 [ 46.731056][ T6665] x26: ffff0000cb3c3058 x25: 0000000000000001 x24: ffff0000cb3c31a8 [ 46.732334][ T6665] x23: ffff0000cb3c3000 x22: 0000000000000000 x21: dfff800000000000 [ 46.733596][ T6665] x20: 0000000000000000 x19: 0000000000030000 x18: 1fffe000337dfe90 [ 46.734856][ T6665] x17: ffff80008f57e000 x16: ffff80008053739c x15: 0000000000000001 [ 46.736012][ T6665] x14: 1fffe00019678f04 x13: 0000000000000000 x12: 0000000000000000 [ 46.737216][ T6665] x11: ffff600019678f05 x10: 0000000000ff0100 x9 : 0000000000000000 [ 46.738386][ T6665] x8 : ffff0000cb6c3d80 x7 : ffff800082596180 x6 : 0000000000000000 [ 46.739578][ T6665] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000805374a4 [ 46.740763][ T6665] x2 : 0000000000000001 x1 : 0000000000030000 x0 : 0000000000000000 [ 46.741957][ T6665] Call trace: [ 46.742432][ T6665] btrfs_release_global_block_rsv+0x224/0x22c (P) [ 46.743406][ T6665] btrfs_free_block_groups+0xa4c/0xd10 [ 46.744235][ T6665] close_ctree+0x650/0x113c [ 46.744911][ T6665] btrfs_put_super+0x1ac/0x1c0 [ 46.745639][ T6665] generic_shutdown_super+0x12c/0x2b8 [ 46.746502][ T6665] kill_anon_super+0x4c/0x7c [ 46.747205][ T6665] btrfs_kill_super+0x40/0x58 [ 46.747931][ T6665] deactivate_locked_super+0xc4/0x12c [ 46.748758][ T6665] deactivate_super+0xe0/0x100 [ 46.749464][ T6665] cleanup_mnt+0x31c/0x3ac [ 46.750132][ T6665] __cleanup_mnt+0x20/0x30 [ 46.750827][ T6665] task_work_run+0x1dc/0x260 [ 46.751489][ T6665] exit_to_user_mode_loop+0xfc/0x178 [ 46.752258][ T6665] el0_svc+0x170/0x254 [ 46.752893][ T6665] el0t_64_sync_handler+0x84/0x12c [ 46.753658][ T6665] el0t_64_sync+0x198/0x19c [ 46.754364][ T6665] irq event stamp: 989218 [ 46.754957][ T6665] hardirqs last enabled at (989217): [] kasan_quarantine_put+0x1a0/0x1c8 [ 46.756488][ T6665] hardirqs last disabled at (989218): [] el1_brk64+0x20/0x54 [ 46.757842][ T6665] softirqs last enabled at (989012): [] handle_softirqs+0xaf8/0xc88 [ 46.759513][ T6665] softirqs last disabled at (989001): [] __do_softirq+0x14/0x20 [ 46.760918][ T6665] ---[ end trace 0000000000000000 ]--- [ 46.862481][ T7303] loop0: detected capacity change from 0 to 32768 [ 46.864898][ T7303] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.49 (7303) [ 46.870703][ T7303] BTRFS warning (device loop0): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2 [ 46.986084][ T7303] FAULT_INJECTION: forcing a failure. [ 46.986084][ T7303] name failslab, interval 1, probability 0, space 0, times 0 [ 46.986121][ T7303] CPU: 1 UID: 0 PID: 7303 Comm: syz.0.49 Tainted: G W syzkaller #0 PREEMPT [ 46.986133][ T7303] Tainted: [W]=WARN [ 46.986136][ T7303] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 46.986140][ T7303] Call trace: [ 46.986143][ T7303] show_stack+0x2c/0x3c (C) [ 46.986155][ T7303] __dump_stack+0x30/0x40 [ 46.986161][ T7303] dump_stack_lvl+0xd8/0x12c [ 46.986166][ T7303] dump_stack+0x1c/0x28 [ 46.986170][ T7303] should_fail_ex+0x41c/0x594 [ 46.986177][ T7303] should_failslab+0xc0/0x128 [ 46.986185][ T7303] kmem_cache_alloc_noprof+0x80/0x648 [ 46.986190][ T7303] btrfs_alloc_path+0x30/0x3c [ 46.986198][ T7303 ** replaying previous printk message ** [ 46.986198][ T7303] populate_free_space_tree+0x98/0x4dc [ 46.986205][ T7303] btrfs_create_free_space_tree+0x104/0x834 [ 46.986212][ T7303] btrfs_start_pre_rw_mount+0x13d8/0x1728 [ 46.986219][ T7303] btrfs_reconfigure+0x824/0x1be4 [ 46.986225][ T7303] reconfigure_super+0x1d4/0x6f0 [ 46.986232][ T7303] path_mount+0xb88/0xdfc [ 46.986238][ T7303] __arm64_sys_mount+0x3e8/0x468 [ 46.986244][ T7303] invoke_syscall+0x98/0x254 [ 46.986250][ T7303] el0_svc_common+0x130/0x23c [ 46.986254][ T7303] do_el0_svc+0x48/0x58 [ 46.986259][ T7303] el0_svc+0x5c/0x254 [ 46.986266][ T7303] el0t_64_sync_handler+0x84/0x12c [ 46.986271][ T7303] el0t_64_sync+0x198/0x19c [ 46.987108][ T7303] BTRFS error (device loop0 state MA): Transaction aborted (error -12) [ 46.987127][ T7303] BTRFS: error (device loop0 state MA) in btrfs_create_free_space_tree:1202: errno=-12 Out of memory [ 46.987151][ T7303] BTRFS warning (device loop0 state EMA): failed to create free space tree: -12 [ 46.999086][ T6665] ------------[ cut here ]------------ [ 46.999095][ T6665] WARNING: CPU: 1 PID: 6665 at fs/btrfs/block-rsv.c:466 btrfs_release_global_block_rsv+0x224/0x22c [ 47.015531][ T6665] Modules linked in: [ 47.016070][ T6665] CPU: 1 UID: 0 PID: 6665 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 47.017563][ T6665] Tainted: [W]=WARN [ 47.018107][ T6665] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 47.019539][ T6665] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 47.020709][ T6665] pc : btrfs_release_global_block_rsv+0x224/0x22c [ 47.021663][ T6665] lr : btrfs_release_global_block_rsv+0x224/0x22c [ 47.022598][ T6665] sp : ffff8000a27a7940 [ 47.023207][ T6665] x29: ffff8000a27a7940 x28: 1fffe0001e3b6f2c x27: dfff800000000000 [ 47.024338][ T6665] x26: ffff0000f1db7858 x25: 0000000000000001 x24: ffff0000f1db79a8 [ 47.025549][ T6665] x23: ffff0000f1db7800 x22: 0000000000000000 x21: dfff800000000000 [ 47.026755][ T6665] x20: 0000000000000000 x19: 0000000000030000 x18: 1fffe000337dfe90 [ 47.027930][ T6665] x17: ffff80008f57e000 x16: ffff80008053739c x15: 0000000000000001 [ 47.029065][ T6665] x14: 1fffe0001e3b6004 x13: 0000000000000000 x12: 0000000000000000 [ 47.030235][ T6665] x11: ffff60001e3b6005 x10: 0000000000ff0100 x9 : 0000000000000000 [ 47.031354][ T6665] x8 : ffff0000cb6c3d80 x7 : ffff800082596180 x6 : 0000000000000000 [ 47.032546][ T6665] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000805374a4 [ 47.033689][ T6665] x2 : 0000000000000001 x1 : 0000000000030000 x0 : 0000000000000000 [ 47.034853][ T6665] Call trace: [ 47.035296][ T6665] btrfs_release_global_block_rsv+0x224/0x22c (P) [ 47.036151][ T6665] btrfs_free_block_groups+0xa4c/0xd10 [ 47.036984][ T6665] close_ctree+0x650/0x113c [ 47.037679][ T6665] btrfs_put_super+0x1ac/0x1c0 [ 47.038314][ T6665] generic_shutdown_super+0x12c/0x2b8 [ 47.039059][ T6665] kill_anon_super+0x4c/0x7c [ 47.039731][ T6665] btrfs_kill_super+0x40/0x58 [ 47.040395][ T6665] deactivate_locked_super+0xc4/0x12c [ 47.041159][ T6665] deactivate_super+0xe0/0x100 [ 47.041894][ T6665] cleanup_mnt+0x31c/0x3ac [ 47.042496][ T6665] __cleanup_mnt+0x20/0x30 [ 47.043118][ T6665] task_work_run+0x1dc/0x260 [ 47.043774][ T6665] exit_to_user_mode_loop+0xfc/0x178 [ 47.044545][ T6665] el0_svc+0x170/0x254 [ 47.045151][ T6665] el0t_64_sync_handler+0x84/0x12c [ 47.045880][ T6665] el0t_64_sync+0x198/0x19c [ 47.046582][ T6665] irq event stamp: 1015312 [ 47.047292][ T6665] hardirqs last enabled at (1015311): [] kasan_quarantine_put+0x1a0/0x1c8 [ 47.048750][ T6665] hardirqs last disabled at (1015312): [] el1_brk64+0x20/0x54 [ 47.050013][ T6665] softirqs last enabled at (1013702): [] local_bh_enable+0x10/0x34 [ 47.051317][ T6665] softirqs last disabled at (1013700): [] local_bh_disable+0x10/0x34 [ 47.052742][ T6665] ---[ end trace 0000000000000000 ]--- [ 47.156261][ T7321] loop0: detected capacity change from 0 to 32768 [ 47.158179][ T7321] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.50 (7321) [ 47.163378][ T7321] BTRFS warning (device loop0): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2 [ 47.285198][ T7321] FAULT_INJECTION: forcing a failure. [ 47.285198][ T7321] name failslab, interval 1, probability 0, space 0, times 0 [ 47.285237][ T7321] CPU: 0 UID: 0 PID: 7321 Comm: syz.0.50 Tainted: G W syzkaller #0 PREEMPT [ 47.285248][ T7321] Tainted: [W]=WARN [ 47.285252][ T7321] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 47.285258][ T7321] Call trace: [ 47.285261][ T7321] show_stack+0x2c/0x3c (C) [ 47.285273][ T7321] __dump_stack+0x30/0x40 [ 47.285279][ T7321] dump_stack_lvl+0xd8/0x12c [ 47.285284][ T7321] dump_stack+0x1c/0x28 [ 47.285288][ T7321] should_fail_ex+0x41c/0x594 [ 47.285295][ T7321] should_failslab+0xc0/0x128 [ 47.285302][ T7321] kmem_cache_alloc_noprof+0x80/0x648 [ 47.285308][ T7321] btrfs_alloc_path+0x30/0x3c [ 47.285315][ T7321] populate_free_space_tree+0x8c/0x4dc [ 47.285322][ T7321] btrfs_create_free_space_tree+0x104/0x834 [ 47.285329][ T7321] btrfs_start_pre_rw_mount+0x13d8/0x1728 [ 47.285336][ T7321] btrfs_reconfigure+0x824/0x1be4 [ 47.285343][ T7321] reconfigure_super+0x1d4/0x6f0 [ 47.285349][ T7321] path_mount+0xb88/0xdfc [ 47.285355][ T7321] __arm64_sys_mount+0x3e8/0x468 [ 47.285361][ T7321] invoke_syscall+0x98/0x254 [ 47.285367][ T7321] el0_svc_common+0x130/0x23c [ 47.285371][ T7321] do_el0_svc+0x48/0x58 [ 47.285376][ T7321] el0_svc+0x5c/0x254 [ 47.285383][ T7321] el0t_64_sync_handler+0x84/0x12c [ 47.285388][ T7321] el0t_64_sync+0x198/0x19c [ 47.285398][ T7321] BTRFS error (device loop0 state MA): Transaction aborted (error -12) [ 47.285407][ T7321] BTRFS: error (device loop0 state MA) in btrfs_create_free_space_tree:1202: errno=-12 Out of memory [ 47.285572][ T7321] BTRFS warning (device loop0 state EMA): failed to create free space tree: -12 [ 47.411534][ T7338] loop0: detected capacity change from 0 to 32768 [ 47.413584][ T7338] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.51 (7338) [ 47.417190][ T7338] BTRFS warning (device loop0): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2 [ 47.517452][ T7338] FAULT_INJECTION: forcing a failure. [ 47.517452][ T7338] name failslab, interval 1, probability 0, space 0, times 0 [ 47.517489][ T7338] CPU: 0 UID: 0 PID: 7338 Comm: syz.0.51 Tainted: G W syzkaller #0 PREEMPT [ 47.517501][ T7338] Tainted: [W]=WARN [ 47.517504][ T7338] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 47.517510][ T7338] Call trace: [ 47.517513][ T7338] show_stack+0x2c/0x3c (C) [ 47.517527][ T7338] __dump_stack+0x30/0x40 [ 47.517533][ T7338] dump_stack_lvl+0xd8/0x12c [ 47.517538][ T7338] dump_stack+0x1c/0x28 [ 47.517543][ T7338] should_fail_ex+0x41c/0x594 [ 47.517550][ T7338] should_failslab+0xc0/0x128 [ 47.517558][ T7338] kmem_cache_alloc_noprof+0x80/0x648 [ 47.517563][ T7338] btrfs_alloc_path+0x30/0x3c [ 47.517571][ T7338] populate_free_space_tree+0x8c/0x4dc [ 47.517578][ T7338] btrfs_create_free_space_tree+0x104/0x834 [ 47.517585][ T7338] btrfs_start_pre_rw_mount+0x13d8/0x1728 [ 47.517592][ T7338] btrfs_reconfigure+0x824/0x1be4 [ 47.517599][ T7338] reconfigure_super+0x1d4/0x6f0 [ 47.517605][ T7338] path_mount+0xb88/0xdfc [ 47.517611][ T7338] __arm64_sys_mount+0x3e8/0x468 [ 47.517617][ T7338] invoke_syscall+0x98/0x254 [ 47.517623][ T7338] el0_svc_common+0x130/0x23c [ 47.517628][ T7338] do_el0_svc+0x48/0x58 [ 47.517632][ T7338] el0_svc+0x5c/0x254 [ 47.517639][ T7338] el0t_64_sync_handler+0x84/0x12c [ 47.517645][ T7338] el0t_64_sync+0x198/0x19c [ 47.517654][ T7338] BTRFS error (device loop0 state MA): Transaction aborted (error -12) [ 47.517663][ T7338] BTRFS: error (device loop0 state MA) in btrfs_create_free_space_tree:1202: errno=-12 Out of memory [ 47.517851][ T7338] BTRFS warning (device loop0 state EMA): failed to create free space tree: -12 [ 47.637472][ T7355] loop0: detected capacity change from 0 to 32768 [ 47.640374][ T7355] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.52 (7355) [ 47.644191][ T7355] BTRFS warning (device loop0): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2 [ 47.753884][ T7355] FAULT_INJECTION: forcing a failure. [ 47.753884][ T7355] name failslab, interval 1, probability 0, space 0, times 0 [ 47.753920][ T7355] CPU: 1 UID: 0 PID: 7355 Comm: syz.0.52 Tainted: G W syzkaller #0 PREEMPT [ 47.753933][ T7355] Tainted: [W]=WARN [ 47.753936][ T7355] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 47.753940][ T7355] Call trace: [ 47.753943][ T7355] show_stack+0x2c/0x3c (C) [ 47.753955][ T7355] __dump_stack+0x30/0x40 [ 47.753960][ T7355] dump_stack_lvl+0xd8/0x12c [ 47.753965][ T7355] dump_stack+0x1c/0x28 [ 47.753969][ T7355] should_fail_ex+0x41c/0x594 [ 47.753976][ T7355] should_failslab+0xc0/0x128 [ 47.753984][ T7355] kmem_cache_alloc_noprof+0x80/0x648 [ 47.753989][ T7355] btrfs_alloc_path+0x30/0x3c [ 47.753997][ T7355] populate_free_space_tree+0x8c/0x4dc [ 47.754004][ T7355] btrfs_create_free_space_tree+0x104/0x834 [ 47.754011][ T7355] btrfs_start_pre_rw_mount+0x13d8/0x1728 [ 47.754018][ T7355] btrfs_reconfigure+0x824/0x1be4 [ 47.754025][ T7355] reconfigure_super+0x1d4/0x6f0 [ 47.754031][ T7355] path_mount+0xb88/0xdfc [ 47.754037][ T7355] __arm64_sys_mount+0x3e8/0x468 [ 47.754043][ T7355] invoke_syscall+0x98/0x254 [ 47.754048][ T7355] el0_svc_common+0x130/0x23c [ 47.754053][ T7355] do_el0_svc+0x48/0x58 [ 47.754057][ T7355] el0_svc+0x5c/0x254 [ 47.754064][ T7355] el0t_64_sync_handler+0x84/0x12c [ 47.754070][ T7355] el0t_64_sync+0x198/0x19c [ 47.754096][ T7355] BTRFS error (device loop0 state MA): Transaction aborted (error -12) [ 47.754106][ T7355] BTRFS: error (device loop0 state MA) in btrfs_create_free_space_tree:1202: errno=-12 Out of memory [ 47.754268][ T7355] BTRFS warning (device loop0 state EMA): failed to create free space tree: -12 [ 47.882000][ T7373] loop0: detected capacity change from 0 to 32768 [ 47.885087][ T7373] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.53 (7373) [ 47.888262][ T7373] BTRFS warning (device loop0): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2 [ 47.997619][ T7373] FAULT_INJECTION: forcing a failure. [ 47.997619][ T7373] name failslab, interval 1, probability 0, space 0, times 0 [ 47.999794][ T7373] CPU: 1 UID: 0 PID: 7373 Comm: syz.0.53 Tainted: G W syzkaller #0 PREEMPT [ 47.999816][ T7373] Tainted: [W]=WARN [ 47.999819][ T7373] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 47.999825][ T7373] Call trace: [ 47.999828][ T7373] show_stack+0x2c/0x3c (C) [ 47.999843][ T7373] __dump_stack+0x30/0x40 [ 47.999852][ T7373] dump_stack_lvl+0xd8/0x12c [ 47.999859][ T7373] dump_stack+0x1c/0x28 [ 47.999864][ T7373] should_fail_ex+0x41c/0x594 [ 47.999871][ T7373] should_failslab+0xc0/0x128 [ 47.999879][ T7373] kmem_cache_alloc_noprof+0x80/0x648 [ 47.999884][ T7373] btrfs_alloc_path+0x30/0x3c [ 47.999892][ T7373] populate_free_space_tree+0x8c/0x4dc [ 47.999899][ T7373] btrfs_create_free_space_tree+0x104/0x834 [ 47.999906][ T7373] btrfs_start_pre_rw_mount+0x13d8/0x1728 [ 47.999914][ T7373] btrfs_reconfigure+0x824/0x1be4 [ 47.999920][ T7373] reconfigure_super+0x1d4/0x6f0 [ 47.999926][ T7373] path_mount+0xb88/0xdfc [ 47.999932][ T7373] __arm64_sys_mount+0x3e8/0x468 [ 47.999938][ T7373] invoke_syscall+0x98/0x254 [ 47.999944][ T7373] el0_svc_common+0x130/0x23c [ 47.999948][ T7373] do_el0_svc+0x48/0x58 [ 47.999953][ T7373] el0_svc+0x5c/0x254 [ 47.999960][ T7373] el0t_64_sync_handler+0x84/0x12c [ 47.999965][ T7373] el0t_64_sync+0x198/0x19c [ 48.011626][ T7373] BTRFS error (device loop0 state MA): Transaction aborted (error -12) [ 48.011649][ T7373] BTRFS: error (device loop0 state MA) in btrfs_create_fr ** replaying previous printk message ** [ 48.011649][ T7373] BTRFS: error (device loop0 state MA) in btrfs_create_free_space_tree:1202: errno=-12 Out of memory [ 48.011672][ T7373] BTRFS warning (device loop0 state EMA): failed to create free space tree: -12 [ 48.022923][ T6665] ------------[ cut here ]------------ [ 48.022931][ T6665] WARNING: CPU: 0 PID: 6665 at fs/btrfs/block-rsv.c:466 btrfs_release_global_block_rsv+0x224/0x22c [ 48.028984][ T6665] Modules linked in: [ 48.029600][ T6665] CPU: 0 UID: 0 PID: 6665 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 48.031207][ T6665] Tainted: [W]=WARN [ 48.031787][ T6665] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 48.033290][ T6665] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 48.034460][ T6665] pc : btrfs_release_global_block_rsv+0x224/0x22c [ 48.035462][ T6665] lr : btrfs_release_global_block_rsv+0x224/0x22c [ 48.036464][ T6665] sp : ffff8000a27a7940 [ 48.037040][ T6665] x29: ffff8000a27a7940 x28: 1fffe0001a292c2c x27: dfff800000000000 [ 48.038278][ T6665] x26: ffff0000d1496058 x25: 0000000000000001 x24: ffff0000d14961a8 [ 48.039416][ T6665] x23: ffff0000d1496000 x22: 0000000000000000 x21: dfff800000000000 [ 48.040656][ T6665] x20: 0000000000000000 x19: 0000000000030000 x18: 1fffe000337db690 [ 48.041835][ T6665] x17: ffff80008f57e000 x16: ffff80008053739c x15: 0000000000000001 [ 48.042982][ T6665] x14: 1fffe0001a292f04 x13: 0000000000000000 x12: 0000000000000000 [ 48.044107][ T6665] x11: ffff60001a292f05 x10: 0000000000ff0100 x9 : 0000000000000000 [ 48.045303][ T6665] x8 : ffff0000cb6c3d80 x7 : ffff800082596180 x6 : 0000000000000000 [ 48.046484][ T6665] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000805374a4 [ 48.047643][ T6665] x2 : 0000000000000001 x1 : 0000000000030000 x0 : 0000000000000000 [ 48.048794][ T6665] Call trace: [ 48.049254][ T6665] btrfs_release_global_block_rsv+0x224/0x22c (P) [ 48.050229][ T6665] btrfs_free_block_groups+0xa4c/0xd10 [ 48.050945][ T6665] close_ctree+0x650/0x113c [ 48.051624][ T6665] btrfs_put_super+0x1ac/0x1c0 [ 48.052311][ T6665] generic_shutdown_super+0x12c/0x2b8 [ 48.053097][ T6665] kill_anon_super+0x4c/0x7c [ 48.053701][ T6665] btrfs_kill_super+0x40/0x58 [ 48.054371][ T6665] deactivate_locked_super+0xc4/0x12c [ 48.055140][ T6665] deactivate_super+0xe0/0x100 [ 48.055828][ T6665] cleanup_mnt+0x31c/0x3ac [ 48.056509][ T6665] __cleanup_mnt+0x20/0x30 [ 48.057209][ T6665] task_work_run+0x1dc/0x260 [ 48.057908][ T6665] exit_to_user_mode_loop+0xfc/0x178 [ 48.058660][ T6665] el0_svc+0x170/0x254 [ 48.059307][ T6665] el0t_64_sync_handler+0x84/0x12c [ 48.060092][ T6665] el0t_64_sync+0x198/0x19c [ 48.060791][ T6665] irq event stamp: 1119524 [ 48.061493][ T6665] hardirqs last enabled at (1119523): [] kasan_quarantine_put+0x1a0/0x1c8 [ 48.063095][ T6665] hardirqs last disabled at (1119524): [] el1_brk64+0x20/0x54 [ 48.064428][ T6665] softirqs last enabled at (1117742): [] local_bh_enable+0x10/0x34 [ 48.065844][ T6665] softirqs last disabled at (1117740): [] local_bh_disable+0x10/0x34 [ 48.067241][ T6665] ---[ end trace 0000000000000000 ]--- [ 48.171926][ T7391] loop0: detected capacity change from 0 to 32768 [ 48.173285][ T7391] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.54 (7391) [ 48.178548][ T7391] _btrfs_printk: 170 callbacks suppressed [ 48.178589][ T7391] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 48.178624][ T7391] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 48.178645][ T7391] BTRFS warning (device loop0): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2 [ 48.195455][ T7391] BTRFS info (device loop0): rebuilding free space tree