Warning: Permanently added '10.128.1.10' (ED25519) to the list of known hosts. 1970/01/01 00:01:01 parsed 1 programs [ 62.633227][ T4404] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 64.370382][ T4508] chnl_net:caif_netlink_parms(): no params data found [ 64.386642][ T4508] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.387860][ T4508] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.389275][ T4508] device bridge_slave_0 entered promiscuous mode [ 64.391701][ T4508] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.393013][ T4508] bridge0: port 2(bridge_slave_1) entered disabled state [ 64.394513][ T4508] device bridge_slave_1 entered promiscuous mode [ 64.401839][ T4508] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 64.404255][ T4508] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 64.412050][ T4508] team0: Port device team_slave_0 added [ 64.413886][ T4508] team0: Port device team_slave_1 added [ 64.420106][ T4508] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 64.421166][ T4508] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 64.425146][ T4508] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 64.427407][ T4508] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 64.428481][ T4508] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 64.432110][ T4508] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 64.483552][ T4508] device hsr_slave_0 entered promiscuous mode [ 64.522422][ T4508] device hsr_slave_1 entered promiscuous mode [ 65.161778][ T4508] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 65.203545][ T4508] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 65.243890][ T4508] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 65.273559][ T4508] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 65.299841][ T4508] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.301031][ T4508] bridge0: port 2(bridge_slave_1) entered forwarding state [ 65.302261][ T4508] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.303257][ T4508] bridge0: port 1(bridge_slave_0) entered forwarding state [ 65.320344][ T4508] 8021q: adding VLAN 0 to HW filter on device bond0 [ 65.324454][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 65.326759][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.328246][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.330029][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 65.335031][ T4508] 8021q: adding VLAN 0 to HW filter on device team0 [ 65.337843][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 65.339381][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.340457][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 65.343410][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 65.344875][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.346081][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 65.360692][ T4508] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 65.363902][ T4508] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 65.366046][ T4353] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 65.368032][ T4353] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 65.370402][ T4353] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 65.371871][ T4353] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 65.374776][ T4353] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 65.376231][ T4353] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 65.377921][ T4353] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 65.379391][ T4353] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 65.380731][ T4353] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 65.386303][ T4353] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 65.424262][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 65.425614][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 65.428648][ T4508] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 65.444352][ T4353] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 65.446898][ T4353] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 65.451463][ T4508] device veth0_vlan entered promiscuous mode [ 65.452762][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 65.454334][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 65.456396][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 65.457791][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 65.460939][ T4508] device veth1_vlan entered promiscuous mode [ 65.468313][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 65.469794][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 65.471294][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 65.473667][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 65.476849][ T4508] device veth0_macvtap entered promiscuous mode [ 65.479146][ T4508] device veth1_macvtap entered promiscuous mode [ 65.485012][ T4508] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 65.486291][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 65.487685][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 65.489064][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 65.490784][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 65.495303][ T4508] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 65.497507][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 65.499178][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 65.501093][ T4508] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 65.502851][ T4508] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 65.504171][ T4508] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 65.505516][ T4508] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 65.774933][ T136] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 65.979214][ T365] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 65.980616][ T365] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 65.982070][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 65.990031][ T4353] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 65.991460][ T4353] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 65.993111][ T4353] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 68.415144][ T136] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 69.623222][ T2064] ieee802154 phy0 wpan0: encryption failed: -22 [ 69.623931][ T7] cfg80211: failed to load regulatory.db [ 69.624290][ T2064] ieee802154 phy1 wpan1: encryption failed: -22 [ 70.915877][ T136] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 70.965525][ T136] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:01:11 executed programs: 0 [ 71.389342][ T4944] chnl_net:caif_netlink_parms(): no params data found [ 71.424363][ T4944] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.425553][ T4944] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.427054][ T4944] device bridge_slave_0 entered promiscuous mode [ 71.429517][ T4944] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.430722][ T4944] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.433157][ T4944] device bridge_slave_1 entered promiscuous mode [ 71.445200][ T4944] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 71.447852][ T4944] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 71.456481][ T4944] team0: Port device team_slave_0 added [ 71.458352][ T4944] team0: Port device team_slave_1 added [ 71.465596][ T4944] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 71.466658][ T4944] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 71.470704][ T4944] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 71.473568][ T4944] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 71.474570][ T4944] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 71.478783][ T4944] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 71.524565][ T4944] device hsr_slave_0 entered promiscuous mode [ 71.572524][ T4944] device hsr_slave_1 entered promiscuous mode [ 71.602235][ T4944] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 71.603478][ T4944] Cannot create hsr debugfs directory [ 72.019985][ T4944] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 72.033786][ T4944] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 72.076487][ T4944] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 72.094608][ T4944] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 72.160011][ T4944] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.161165][ T4944] bridge0: port 2(bridge_slave_1) entered forwarding state [ 72.162411][ T4944] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.163446][ T4944] bridge0: port 1(bridge_slave_0) entered forwarding state [ 72.167809][ T136] device hsr_slave_0 left promiscuous mode [ 72.193305][ T136] device hsr_slave_1 left promiscuous mode [ 72.272587][ T136] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 72.273808][ T136] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 72.275873][ T136] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 72.276984][ T136] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 72.278403][ T136] device bridge_slave_1 left promiscuous mode [ 72.279286][ T136] bridge0: port 2(bridge_slave_1) entered disabled state [ 72.312911][ T136] device bridge_slave_0 left promiscuous mode [ 72.313965][ T136] bridge0: port 1(bridge_slave_0) entered disabled state [ 72.432316][ T136] device veth1_macvtap left promiscuous mode [ 72.433288][ T136] device veth0_macvtap left promiscuous mode [ 72.434276][ T136] device veth1_vlan left promiscuous mode [ 72.435266][ T136] device veth0_vlan left promiscuous mode [ 72.519231][ T136] team0 (unregistering): Port device team_slave_1 removed [ 72.525576][ T136] team0 (unregistering): Port device team_slave_0 removed [ 72.529353][ T136] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 72.585776][ T136] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 72.705206][ T136] bond0 (unregistering): Released all slaves [ 72.805506][ T4353] bridge0: port 1(bridge_slave_0) entered disabled state [ 72.807295][ T4353] bridge0: port 2(bridge_slave_1) entered disabled state [ 72.831752][ T4944] 8021q: adding VLAN 0 to HW filter on device bond0 [ 72.835898][ T4353] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 72.837432][ T4353] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 72.839884][ T4944] 8021q: adding VLAN 0 to HW filter on device team0 [ 72.843359][ T4353] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 72.844967][ T4353] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 72.846460][ T4353] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.847546][ T4353] bridge0: port 1(bridge_slave_0) entered forwarding state [ 72.856216][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 72.857687][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 72.859135][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.860204][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 72.861527][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 72.865156][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 72.866796][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 72.868673][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 72.870248][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 72.871794][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 72.876490][ T4944] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 72.878145][ T4944] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 72.882526][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 72.883994][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 72.885459][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 72.887199][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 72.888742][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 72.890318][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 72.920376][ T4944] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 72.923232][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 72.924502][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 72.933737][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 72.935332][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 72.941720][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 72.943356][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 72.945045][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 72.946378][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 72.948219][ T4944] device veth0_vlan entered promiscuous mode [ 72.951571][ T4944] device veth1_vlan entered promiscuous mode [ 72.965100][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 72.966684][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 72.968078][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 72.969599][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 72.971886][ T4944] device veth0_macvtap entered promiscuous mode [ 72.975025][ T4944] device veth1_macvtap entered promiscuous mode [ 72.980035][ T4944] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 72.981207][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 72.983208][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 72.984670][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 72.986360][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 72.989155][ T4944] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 72.990341][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 72.991943][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 72.995475][ T4944] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.996741][ T4944] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.998114][ T4944] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.999495][ T4944] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.019396][ T365] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 73.020691][ T365] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 73.023564][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 73.030579][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 73.031827][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 73.034358][ T4353] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 73.156638][ T5082] loop0: detected capacity change from 0 to 32768 [ 73.218635][ T5082] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.16 (5082) [ 73.225535][ T5082] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 73.227507][ T5082] BTRFS info (device loop0): using free space tree [ 73.228510][ T5082] BTRFS info (device loop0): has skinny extents [ 73.247850][ T5082] BTRFS info (device loop0): enabling ssd optimizations [ 73.258380][ T5082] BTRFS info (device loop0): balance: start -s [ 73.260448][ T5082] ------------[ cut here ]------------ [ 73.261474][ T5082] WARNING: CPU: 1 PID: 5082 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 73.263197][ T5082] Modules linked in: [ 73.263786][ T5082] CPU: 1 PID: 5082 Comm: syz.0.16 Not tainted syzkaller #0 [ 73.264938][ T5082] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 73.266400][ T5082] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 73.267643][ T5082] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 73.268756][ T5082] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 73.269837][ T5082] sp : ffff80001f897540 [ 73.270458][ T5082] x29: ffff80001f897710 x28: ffff0000d6759858 x27: ffff0000df14c110 [ 73.271729][ T5082] x26: ffff0000df14c108 x25: ffff0000d6759850 x24: dfff800000000000 [ 73.272931][ T5082] x23: ffff0000d67599b0 x22: 1fffe0001aceb30b x21: 1fffe0001aceb30a [ 73.274104][ T5082] x20: 00000000ffffffe4 x19: ffff0000c5cbd9d0 x18: 0000000000000001 [ 73.275242][ T5082] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 73.276654][ T5082] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 73.278036][ T5082] x11: 0000000000000000 x10: 0000000000000000 x9 : 14ff54502772c200 [ 73.279412][ T5082] x8 : 14ff54502772c200 x7 : 0000000000000001 x6 : 0000000000000001 [ 73.280697][ T5082] x5 : ffff80001f896e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 73.282056][ T5082] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 73.283403][ T5082] Call trace: [ 73.283958][ T5082] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 73.284948][ T5082] __btrfs_end_transaction+0x13c/0x608 [ 73.285790][ T5082] btrfs_end_transaction+0x24/0x34 [ 73.286525][ T5082] btrfs_inc_block_group_ro+0x4ec/0x558 [ 73.287353][ T5082] btrfs_relocate_block_group+0x2b8/0x8a4 [ 73.288276][ T5082] btrfs_relocate_chunk+0xb8/0x280 [ 73.289069][ T5082] __btrfs_balance+0x1170/0x1ba4 [ 73.289780][ T5082] btrfs_balance+0xac4/0x1138 [ 73.290504][ T5082] btrfs_ioctl_balance+0x4cc/0x658 [ 73.291276][ T5082] btrfs_ioctl+0x8d0/0xb38 [ 73.291879][ T5082] __arm64_sys_ioctl+0x14c/0x1c8 [ 73.292624][ T5082] invoke_syscall+0x98/0x2b8 [ 73.293268][ T5082] el0_svc_common+0x138/0x258 [ 73.293961][ T5082] do_el0_svc+0x58/0x14c [ 73.294607][ T5082] el0_svc+0x78/0x1e0 [ 73.295174][ T5082] el0t_64_sync_handler+0xcc/0xe4 [ 73.295906][ T5082] el0t_64_sync+0x1a0/0x1a4 [ 73.296592][ T5082] irq event stamp: 81246 [ 73.297183][ T5082] hardirqs last enabled at (81245): [] __up_console_sem+0xb4/0x100 [ 73.298488][ T5082] hardirqs last disabled at (81246): [] el1_dbg+0x24/0x80 [ 73.299735][ T5082] softirqs last enabled at (81000): [] local_bh_enable+0x10/0x34 [ 73.301060][ T5082] softirqs last disabled at (80998): [] local_bh_disable+0x10/0x34 [ 73.302555][ T5082] ---[ end trace 9b4a59d6fcc809a7 ]--- [ 73.307473][ T5082] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 73.308988][ T5082] BTRFS info (device loop0): forced readonly [ 73.309979][ T5082] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 73.311708][ T5082] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 73.313886][ T5082] BTRFS info (device loop0): balance: ended with status: -30 [ 73.392244][ T4169] Bluetooth: hci0: command 0x0409 tx timeout [ 73.483695][ T5104] loop0: detected capacity change from 0 to 32768 [ 73.526744][ T5104] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.17 (5104) [ 73.531234][ T5104] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 73.532780][ T5104] BTRFS info (device loop0): using free space tree [ 73.533785][ T5104] BTRFS info (device loop0): has skinny extents [ 73.540754][ T5104] BTRFS info (device loop0): enabling ssd optimizations [ 73.556044][ T5104] BTRFS info (device loop0): balance: start -s [ 73.557327][ T5104] ------------[ cut here ]------------ [ 73.558296][ T5104] WARNING: CPU: 1 PID: 5104 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 73.559930][ T5104] Modules linked in: [ 73.560559][ T5104] CPU: 1 PID: 5104 Comm: syz.0.17 Tainted: G W syzkaller #0 [ 73.561820][ T5104] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 73.563329][ T5104] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 73.564634][ T5104] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 73.565767][ T5104] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 73.566860][ T5104] sp : ffff80001fa87540 [ 73.567523][ T5104] x29: ffff80001fa87710 x28: ffff0000d5ef6858 x27: ffff0000df14c270 [ 73.568896][ T5104] x26: ffff0000df14c268 x25: ffff0000d5ef6850 x24: dfff800000000000 [ 73.570147][ T5104] x23: ffff0000d5ef69b0 x22: 1fffe0001abded0b x21: 1fffe0001abded0a [ 73.571470][ T5104] x20: 00000000ffffffe4 x19: ffff0000cf4cd9d0 x18: 0000000000000001 [ 73.572734][ T5104] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 73.574082][ T5104] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 73.575380][ T5104] x11: 0000000000000000 x10: 0000000000000000 x9 : 21a2944393f93400 [ 73.576656][ T5104] x8 : 21a2944393f93400 x7 : 0000000000000001 x6 : 0000000000000001 [ 73.577950][ T5104] x5 : ffff80001fa86e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 73.579295][ T5104] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 73.580485][ T5104] Call trace: [ 73.581001][ T5104] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 73.581964][ T5104] __btrfs_end_transaction+0x13c/0x608 [ 73.582767][ T5104] btrfs_end_transaction+0x24/0x34 [ 73.583520][ T5104] btrfs_inc_block_group_ro+0x4ec/0x558 [ 73.584310][ T5104] btrfs_relocate_block_group+0x2b8/0x8a4 [ 73.585131][ T5104] btrfs_relocate_chunk+0xb8/0x280 [ 73.585903][ T5104] __btrfs_balance+0x1170/0x1ba4 [ 73.586729][ T5104] btrfs_balance+0xac4/0x1138 [ 73.587568][ T5104] btrfs_ioctl_balance+0x4cc/0x658 [ 73.588315][ T5104] btrfs_ioctl+0x8d0/0xb38 [ 73.589011][ T5104] __arm64_sys_ioctl+0x14c/0x1c8 [ 73.589795][ T5104] invoke_syscall+0x98/0x2b8 [ 73.590577][ T5104] el0_svc_common+0x138/0x258 [ 73.591344][ T5104] do_el0_svc+0x58/0x14c [ 73.592046][ T5104] el0_svc+0x78/0x1e0 [ 73.592712][ T5104] el0t_64_sync_handler+0xcc/0xe4 [ 73.593524][ T5104] el0t_64_sync+0x1a0/0x1a4 [ 73.594225][ T5104] irq event stamp: 79226 [ 73.594913][ T5104] hardirqs last enabled at (79225): [] __up_console_sem+0xb4/0x100 [ 73.596353][ T5104] hardirqs last disabled at (79226): [] el1_dbg+0x24/0x80 [ 73.597694][ T5104] softirqs last enabled at (79090): [] local_bh_enable+0x10/0x34 [ 73.599140][ T5104] softirqs last disabled at (79088): [] local_bh_disable+0x10/0x34 [ 73.600534][ T5104] ---[ end trace 9b4a59d6fcc809a8 ]--- [ 73.604101][ T5104] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 73.605782][ T5104] BTRFS info (device loop0): forced readonly [ 73.606926][ T5104] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 73.608714][ T5104] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 73.610521][ T5104] BTRFS info (device loop0): balance: ended with status: -30 [ 73.771024][ T5126] loop0: detected capacity change from 0 to 32768 [ 73.781922][ T5126] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.18 (5126) [ 73.790771][ T5126] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 73.795973][ T5126] BTRFS info (device loop0): using free space tree [ 73.796987][ T5126] BTRFS info (device loop0): has skinny extents [ 73.850609][ T5126] BTRFS info (device loop0): enabling ssd optimizations [ 73.860051][ T5126] BTRFS info (device loop0): balance: start -s [ 73.861317][ T5126] ------------[ cut here ]------------ [ 73.864092][ T5126] WARNING: CPU: 0 PID: 5126 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 73.865852][ T5126] Modules linked in: [ 73.866481][ T5126] CPU: 0 PID: 5126 Comm: syz.0.18 Tainted: G W syzkaller #0 [ 73.867726][ T5126] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 73.869257][ T5126] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 73.870458][ T5126] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 73.871495][ T5126] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 73.872573][ T5126] sp : ffff80001fac7540 [ 73.873201][ T5126] x29: ffff80001fac7710 x28: ffff0000d6d4d058 x27: ffff0000df149110 [ 73.874376][ T5126] x26: ffff0000df149108 x25: ffff0000d6d4d050 x24: dfff800000000000 [ 73.875566][ T5126] x23: ffff0000d6d4d1b0 x22: 1fffe0001ada9a0b x21: 1fffe0001ada9a0a [ 73.876864][ T5126] x20: 00000000ffffffe4 x19: ffff0000d98ed9d0 x18: 0000000000000001 [ 73.878170][ T5126] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 73.879458][ T5126] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 73.880723][ T5126] x11: 0000000000000000 x10: 0000000000000000 x9 : 54f84325f2186e00 [ 73.881951][ T5126] x8 : 54f84325f2186e00 x7 : 0000000000000001 x6 : 0000000000000001 [ 73.883272][ T5126] x5 : ffff80001fac6e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 73.884542][ T5126] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 73.885842][ T5126] Call trace: [ 73.886405][ T5126] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 73.887526][ T5126] __btrfs_end_transaction+0x13c/0x608 [ 73.888357][ T5126] btrfs_end_transaction+0x24/0x34 [ 73.889097][ T5126] btrfs_inc_block_group_ro+0x4ec/0x558 [ 73.890033][ T5126] btrfs_relocate_block_group+0x2b8/0x8a4 [ 73.890893][ T5126] btrfs_relocate_chunk+0xb8/0x280 [ 73.891638][ T5126] __btrfs_balance+0x1170/0x1ba4 [ 73.892483][ T5126] btrfs_balance+0xac4/0x1138 [ 73.893206][ T5126] btrfs_ioctl_balance+0x4cc/0x658 [ 73.893989][ T5126] btrfs_ioctl+0x8d0/0xb38 [ 73.894630][ T5126] __arm64_sys_ioctl+0x14c/0x1c8 [ 73.895443][ T5126] invoke_syscall+0x98/0x2b8 [ 73.896235][ T5126] el0_svc_common+0x138/0x258 [ 73.897045][ T5126] do_el0_svc+0x58/0x14c [ 73.897687][ T5126] el0_svc+0x78/0x1e0 [ 73.898337][ T5126] el0t_64_sync_handler+0xcc/0xe4 [ 73.899170][ T5126] el0t_64_sync+0x1a0/0x1a4 [ 73.899918][ T5126] irq event stamp: 80226 [ 73.900580][ T5126] hardirqs last enabled at (80225): [] __up_console_sem+0xb4/0x100 [ 73.901969][ T5126] hardirqs last disabled at (80226): [] el1_dbg+0x24/0x80 [ 73.903347][ T5126] softirqs last enabled at (80214): [] handle_softirqs+0xa4c/0xbf0 [ 73.904815][ T5126] softirqs last disabled at (80173): [] __irq_exit_rcu+0x240/0x440 [ 73.906301][ T5126] ---[ end trace 9b4a59d6fcc809a9 ]--- [ 73.924698][ T5126] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 73.926423][ T5126] BTRFS info (device loop0): forced readonly [ 73.927369][ T5126] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 73.929079][ T5126] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 73.930625][ T5126] BTRFS info (device loop0): balance: ended with status: -30 [ 74.083604][ T5148] loop0: detected capacity change from 0 to 32768 [ 74.133504][ T5148] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.19 (5148) [ 74.223348][ T5148] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 74.224700][ T5148] BTRFS info (device loop0): using free space tree [ 74.225756][ T5148] BTRFS info (device loop0): has skinny extents [ 74.239779][ T5148] BTRFS info (device loop0): enabling ssd optimizations [ 74.250881][ T5148] BTRFS info (device loop0): balance: start -s [ 74.252317][ T5148] ------------[ cut here ]------------ [ 74.253371][ T5148] WARNING: CPU: 0 PID: 5148 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 74.255052][ T5148] Modules linked in: [ 74.255687][ T5148] CPU: 0 PID: 5148 Comm: syz.0.19 Tainted: G W syzkaller #0 [ 74.257029][ T5148] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 74.258588][ T5148] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 74.259797][ T5148] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 74.260718][ T5148] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 74.261641][ T5148] sp : ffff80001f897540 [ 74.262274][ T5148] x29: ffff80001f897710 x28: ffff0000dce8d058 x27: ffff0000df149270 [ 74.263486][ T5148] x26: ffff0000df149268 x25: ffff0000dce8d050 x24: dfff800000000000 [ 74.264789][ T5148] x23: ffff0000dce8d1b0 x22: 1fffe0001b9d1a0b x21: 1fffe0001b9d1a0a [ 74.265881][ T5148] x20: 00000000ffffffe4 x19: ffff0000de3e99d0 x18: 0000000000000001 [ 74.267224][ T5148] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 74.268495][ T5148] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 74.269768][ T5148] x11: 0000000000000000 x10: 0000000000000000 x9 : 4db7352dd843a900 [ 74.271120][ T5148] x8 : 4db7352dd843a900 x7 : 0000000000000001 x6 : 0000000000000001 [ 74.272362][ T5148] x5 : ffff80001f896e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 74.273636][ T5148] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 74.274839][ T5148] Call trace: [ 74.275323][ T5148] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 74.276370][ T5148] __btrfs_end_transaction+0x13c/0x608 [ 74.277301][ T5148] btrfs_end_transaction+0x24/0x34 [ 74.278099][ T5148] btrfs_inc_block_group_ro+0x4ec/0x558 [ 74.278963][ T5148] btrfs_relocate_block_group+0x2b8/0x8a4 [ 74.279849][ T5148] btrfs_relocate_chunk+0xb8/0x280 [ 74.280699][ T5148] __btrfs_balance+0x1170/0x1ba4 [ 74.281535][ T5148] btrfs_balance+0xac4/0x1138 [ 74.282287][ T5148] btrfs_ioctl_balance+0x4cc/0x658 [ 74.283088][ T5148] btrfs_ioctl+0x8d0/0xb38 [ 74.283739][ T5148] __arm64_sys_ioctl+0x14c/0x1c8 [ 74.284461][ T5148] invoke_syscall+0x98/0x2b8 [ 74.285145][ T5148] el0_svc_common+0x138/0x258 [ 74.285835][ T5148] do_el0_svc+0x58/0x14c [ 74.286429][ T5148] el0_svc+0x78/0x1e0 [ 74.287079][ T5148] el0t_64_sync_handler+0xcc/0xe4 [ 74.287866][ T5148] el0t_64_sync+0x1a0/0x1a4 [ 74.288580][ T5148] irq event stamp: 79130 [ 74.289252][ T5148] hardirqs last enabled at (79129): [] __up_console_sem+0xb4/0x100 [ 74.290709][ T5148] hardirqs last disabled at (79130): [] el1_dbg+0x24/0x80 [ 74.292048][ T5148] softirqs last enabled at (79090): [] handle_softirqs+0xa4c/0xbf0 [ 74.293782][ T5148] softirqs last disabled at (79079): [] __irq_exit_rcu+0x240/0x440 [ 74.295334][ T5148] ---[ end trace 9b4a59d6fcc809aa ]--- [ 74.298316][ T5148] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 74.299934][ T5148] BTRFS info (device loop0): forced readonly [ 74.300909][ T5148] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 74.302775][ T5148] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 74.305256][ T5148] BTRFS info (device loop0): balance: ended with status: -30 [ 74.468982][ T5195] loop0: detected capacity change from 0 to 32768 [ 74.517818][ T5195] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.20 (5195) [ 74.522834][ T5195] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 74.524120][ T5195] BTRFS info (device loop0): using free space tree [ 74.525034][ T5195] BTRFS info (device loop0): has skinny extents [ 74.535355][ T5195] BTRFS info (device loop0): enabling ssd optimizations [ 74.539750][ T5195] BTRFS info (device loop0): balance: start -s [ 74.540933][ T5195] ------------[ cut here ]------------ [ 74.541914][ T5195] WARNING: CPU: 1 PID: 5195 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 74.543687][ T5195] Modules linked in: [ 74.544292][ T5195] CPU: 1 PID: 5195 Comm: syz.0.20 Tainted: G W syzkaller #0 [ 74.545671][ T5195] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 74.547258][ T5195] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 74.548519][ T5195] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 74.549628][ T5195] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 74.550665][ T5195] sp : ffff800020217540 [ 74.551314][ T5195] x29: ffff800020217710 x28: ffff0000c12ad058 x27: ffff0000df14c3d0 [ 74.552537][ T5195] x26: ffff0000df14c3c8 x25: ffff0000c12ad050 x24: dfff800000000000 [ 74.553727][ T5195] x23: ffff0000c12ad1b0 x22: 1fffe00018255a0b x21: 1fffe00018255a0a [ 74.554977][ T5195] x20: 00000000ffffffe4 x19: ffff0000dabc99d0 x18: 0000000000000001 [ 74.556195][ T5195] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 74.557378][ T5195] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 74.558684][ T5195] x11: 0000000000000000 x10: 0000000000000000 x9 : 0e1e1e6ef2bf3700 [ 74.560028][ T5195] x8 : 0e1e1e6ef2bf3700 x7 : 0000000000000001 x6 : 0000000000000001 [ 74.561428][ T5195] x5 : ffff800020216e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 74.562674][ T5195] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 74.564006][ T5195] Call trace: [ 74.564525][ T5195] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 74.565570][ T5195] __btrfs_end_transaction+0x13c/0x608 [ 74.566475][ T5195] btrfs_end_transaction+0x24/0x34 [ 74.567343][ T5195] btrfs_inc_block_group_ro+0x4ec/0x558 [ 74.568221][ T5195] btrfs_relocate_block_group+0x2b8/0x8a4 [ 74.569116][ T5195] btrfs_relocate_chunk+0xb8/0x280 [ 74.569816][ T5195] __btrfs_balance+0x1170/0x1ba4 [ 74.570567][ T5195] btrfs_balance+0xac4/0x1138 [ 74.571348][ T5195] btrfs_ioctl_balance+0x4cc/0x658 [ 74.572189][ T5195] btrfs_ioctl+0x8d0/0xb38 [ 74.572862][ T5195] __arm64_sys_ioctl+0x14c/0x1c8 [ 74.573705][ T5195] invoke_syscall+0x98/0x2b8 [ 74.574421][ T5195] el0_svc_common+0x138/0x258 [ 74.575184][ T5195] do_el0_svc+0x58/0x14c [ 74.575819][ T5195] el0_svc+0x78/0x1e0 [ 74.576487][ T5195] el0t_64_sync_handler+0xcc/0xe4 [ 74.577223][ T5195] el0t_64_sync+0x1a0/0x1a4 [ 74.577825][ T5195] irq event stamp: 79738 [ 74.578418][ T5195] hardirqs last enabled at (79737): [] __up_console_sem+0xb4/0x100 [ 74.579930][ T5195] hardirqs last disabled at (79738): [] el1_dbg+0x24/0x80 [ 74.581393][ T5195] softirqs last enabled at (79602): [] local_bh_enable+0x10/0x34 [ 74.582776][ T5195] softirqs last disabled at (79600): [] local_bh_disable+0x10/0x34 [ 74.584298][ T5195] ---[ end trace 9b4a59d6fcc809ab ]--- [ 74.588367][ T5195] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 74.590029][ T5195] BTRFS info (device loop0): forced readonly [ 74.590969][ T5195] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 74.593129][ T5195] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 74.594889][ T5195] BTRFS info (device loop0): balance: ended with status: -30 [ 74.723247][ T5217] loop0: detected capacity change from 0 to 32768 [ 74.773340][ T5217] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.21 (5217) [ 74.776606][ T5217] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 74.777833][ T5217] BTRFS info (device loop0): using free space tree [ 74.778741][ T5217] BTRFS info (device loop0): has skinny extents [ 74.801206][ T5217] BTRFS info (device loop0): enabling ssd optimizations [ 74.806622][ T5217] BTRFS info (device loop0): balance: start -s [ 74.807886][ T5217] ------------[ cut here ]------------ [ 74.808831][ T5217] WARNING: CPU: 1 PID: 5217 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 74.810636][ T5217] Modules linked in: [ 74.811227][ T5217] CPU: 1 PID: 5217 Comm: syz.0.21 Tainted: G W syzkaller #0 [ 74.812809][ T5217] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 74.814394][ T5217] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 74.815597][ T5217] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 74.816681][ T5217] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 74.817668][ T5217] sp : ffff800020217540 [ 74.818300][ T5217] x29: ffff800020217710 x28: ffff0000ce257858 x27: ffff0000df14c530 [ 74.819562][ T5217] x26: ffff0000df14c528 x25: ffff0000ce257850 x24: dfff800000000000 [ 74.820905][ T5217] x23: ffff0000ce2579b0 x22: 1fffe00019c4af0b x21: 1fffe00019c4af0a [ 74.822245][ T5217] x20: 00000000ffffffe4 x19: ffff0000e717d9d0 x18: 0000000000000001 [ 74.823500][ T5217] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 74.824707][ T5217] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 74.825964][ T5217] x11: 0000000000000000 x10: 0000000000000000 x9 : c7921caa8ff17b00 [ 74.827193][ T5217] x8 : c7921caa8ff17b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 74.828489][ T5217] x5 : ffff800020216e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 74.829677][ T5217] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 74.830952][ T5217] Call trace: [ 74.831507][ T5217] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 74.832622][ T5217] __btrfs_end_transaction+0x13c/0x608 [ 74.833476][ T5217] btrfs_end_transaction+0x24/0x34 [ 74.834247][ T5217] btrfs_inc_block_group_ro+0x4ec/0x558 [ 74.835141][ T5217] btrfs_relocate_block_group+0x2b8/0x8a4 [ 74.836076][ T5217] btrfs_relocate_chunk+0xb8/0x280 [ 74.836914][ T5217] __btrfs_balance+0x1170/0x1ba4 [ 74.837712][ T5217] btrfs_balance+0xac4/0x1138 [ 74.838535][ T5217] btrfs_ioctl_balance+0x4cc/0x658 [ 74.839448][ T5217] btrfs_ioctl+0x8d0/0xb38 [ 74.840159][ T5217] __arm64_sys_ioctl+0x14c/0x1c8 [ 74.841029][ T5217] invoke_syscall+0x98/0x2b8 [ 74.841828][ T5217] el0_svc_common+0x138/0x258 [ 74.842621][ T5217] do_el0_svc+0x58/0x14c [ 74.843268][ T5217] el0_svc+0x78/0x1e0 [ 74.843934][ T5217] el0t_64_sync_handler+0xcc/0xe4 [ 74.844708][ T5217] el0t_64_sync+0x1a0/0x1a4 [ 74.845396][ T5217] irq event stamp: 79830 [ 74.846033][ T5217] hardirqs last enabled at (79829): [] __up_console_sem+0xb4/0x100 [ 74.847525][ T5217] hardirqs last disabled at (79830): [] el1_dbg+0x24/0x80 [ 74.848786][ T5217] softirqs last enabled at (79684): [] local_bh_enable+0x10/0x34 [ 74.850192][ T5217] softirqs last disabled at (79682): [] local_bh_disable+0x10/0x34 [ 74.851691][ T5217] ---[ end trace 9b4a59d6fcc809ac ]--- [ 74.855907][ T5217] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 74.857560][ T5217] BTRFS info (device loop0): forced readonly [ 74.858480][ T5217] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 74.860277][ T5217] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 74.861877][ T5217] BTRFS info (device loop0): balance: ended with status: -30 [ 74.998966][ T5239] loop0: detected capacity change from 0 to 32768 [ 75.036539][ T5239] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.22 (5239) [ 75.040977][ T5239] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 75.043206][ T5239] BTRFS info (device loop0): using free space tree [ 75.044434][ T5239] BTRFS info (device loop0): has skinny extents [ 75.059770][ T5239] BTRFS info (device loop0): enabling ssd optimizations [ 75.064108][ T5239] BTRFS info (device loop0): balance: start -s [ 75.065526][ T5239] ------------[ cut here ]------------ [ 75.066474][ T5239] WARNING: CPU: 0 PID: 5239 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 75.068262][ T5239] Modules linked in: [ 75.068897][ T5239] CPU: 0 PID: 5239 Comm: syz.0.22 Tainted: G W syzkaller #0 [ 75.070173][ T5239] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 75.071677][ T5239] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 75.072802][ T5239] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 75.073821][ T5239] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 75.074847][ T5239] sp : ffff800020217540 [ 75.075639][ T5239] x29: ffff800020217710 x28: ffff0000d968d058 x27: ffff0000df1493d0 [ 75.076973][ T5239] x26: ffff0000df1493c8 x25: ffff0000d968d050 x24: dfff800000000000 [ 75.078206][ T5239] x23: ffff0000d968d1b0 x22: 1fffe0001b2d1a0b x21: 1fffe0001b2d1a0a [ 75.079490][ T5239] x20: 00000000ffffffe4 x19: ffff0000c88859d0 x18: 0000000000000001 [ 75.080730][ T5239] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 75.081933][ T5239] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 75.083225][ T5239] x11: 0000000000000000 x10: 0000000000000000 x9 : bcad83938d543100 [ 75.084541][ T5239] x8 : bcad83938d543100 x7 : 0000000000000001 x6 : 0000000000000001 [ 75.085865][ T5239] x5 : ffff800020216e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 75.087105][ T5239] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 75.088258][ T5239] Call trace: [ 75.088740][ T5239] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 75.089723][ T5239] __btrfs_end_transaction+0x13c/0x608 [ 75.090535][ T5239] btrfs_end_transaction+0x24/0x34 [ 75.091355][ T5239] btrfs_inc_block_group_ro+0x4ec/0x558 [ 75.092225][ T5239] btrfs_relocate_block_group+0x2b8/0x8a4 [ 75.093053][ T5239] btrfs_relocate_chunk+0xb8/0x280 [ 75.093836][ T5239] __btrfs_balance+0x1170/0x1ba4 [ 75.094593][ T5239] btrfs_balance+0xac4/0x1138 [ 75.095290][ T5239] btrfs_ioctl_balance+0x4cc/0x658 [ 75.096091][ T5239] btrfs_ioctl+0x8d0/0xb38 [ 75.096716][ T5239] __arm64_sys_ioctl+0x14c/0x1c8 [ 75.097437][ T5239] invoke_syscall+0x98/0x2b8 [ 75.098117][ T5239] el0_svc_common+0x138/0x258 [ 75.098756][ T5239] do_el0_svc+0x58/0x14c [ 75.099390][ T5239] el0_svc+0x78/0x1e0 [ 75.100066][ T5239] el0t_64_sync_handler+0xcc/0xe4 [ 75.100829][ T5239] el0t_64_sync+0x1a0/0x1a4 [ 75.101524][ T5239] irq event stamp: 79364 [ 75.102192][ T5239] hardirqs last enabled at (79363): [] __up_console_sem+0xb4/0x100 [ 75.103698][ T5239] hardirqs last disabled at (79364): [] el1_dbg+0x24/0x80 [ 75.105028][ T5239] softirqs last enabled at (79226): [] local_bh_enable+0x10/0x34 [ 75.106468][ T5239] softirqs last disabled at (79224): [] local_bh_disable+0x10/0x34 [ 75.107870][ T5239] ---[ end trace 9b4a59d6fcc809ad ]--- [ 75.110079][ T5239] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 75.112317][ T5239] BTRFS info (device loop0): forced readonly [ 75.113246][ T5239] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 75.114860][ T5239] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 75.116747][ T5239] BTRFS info (device loop0): balance: ended with status: -30 [ 75.263212][ T5261] loop0: detected capacity change from 0 to 32768 [ 75.323432][ T5261] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.23 (5261) [ 75.326748][ T5261] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 75.328051][ T5261] BTRFS info (device loop0): using free space tree [ 75.329061][ T5261] BTRFS info (device loop0): has skinny extents [ 75.336662][ T5261] BTRFS info (device loop0): enabling ssd optimizations [ 75.341271][ T5261] BTRFS info (device loop0): balance: start -s [ 75.343007][ T5261] ------------[ cut here ]------------ [ 75.343962][ T5261] WARNING: CPU: 1 PID: 5261 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 75.345730][ T5261] Modules linked in: [ 75.346278][ T5261] CPU: 1 PID: 5261 Comm: syz.0.23 Tainted: G W syzkaller #0 [ 75.347604][ T5261] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 75.349181][ T5261] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 75.350460][ T5261] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 75.351543][ T5261] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 75.352556][ T5261] sp : ffff8000206e7540 [ 75.353203][ T5261] x29: ffff8000206e7710 x28: ffff0000d9d0f058 x27: ffff0000df14c690 [ 75.354422][ T5261] x26: ffff0000df14c688 x25: ffff0000d9d0f050 x24: dfff800000000000 [ 75.355693][ T5261] x23: ffff0000d9d0f1b0 x22: 1fffe0001b3a1e0b x21: 1fffe0001b3a1e0a [ 75.357042][ T5261] x20: 00000000ffffffe4 x19: ffff0000d7a619d0 x18: 0000000000000001 [ 75.358318][ T5261] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 75.359573][ T5261] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 75.360807][ T5261] x11: 0000000000000000 x10: 0000000000000000 x9 : eb8cd0c859737d00 [ 75.362033][ T5261] x8 : eb8cd0c859737d00 x7 : 0000000000000001 x6 : 0000000000000001 [ 75.363317][ T5261] x5 : ffff8000206e6e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 75.364606][ T5261] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 75.365881][ T5261] Call trace: [ 75.366369][ T5261] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 75.367351][ T5261] __btrfs_end_transaction+0x13c/0x608 [ 75.368164][ T5261] btrfs_end_transaction+0x24/0x34 [ 75.368932][ T5261] btrfs_inc_block_group_ro+0x4ec/0x558 [ 75.369841][ T5261] btrfs_relocate_block_group+0x2b8/0x8a4 [ 75.370722][ T5261] btrfs_relocate_chunk+0xb8/0x280 [ 75.371527][ T5261] __btrfs_balance+0x1170/0x1ba4 [ 75.372269][ T5261] btrfs_balance+0xac4/0x1138 [ 75.372980][ T5261] btrfs_ioctl_balance+0x4cc/0x658 [ 75.373748][ T5261] btrfs_ioctl+0x8d0/0xb38 [ 75.374435][ T5261] __arm64_sys_ioctl+0x14c/0x1c8 [ 75.375242][ T5261] invoke_syscall+0x98/0x2b8 [ 75.375970][ T5261] el0_svc_common+0x138/0x258 [ 75.376722][ T5261] do_el0_svc+0x58/0x14c [ 75.377423][ T5261] el0_svc+0x78/0x1e0 [ 75.378028][ T5261] el0t_64_sync_handler+0xcc/0xe4 [ 75.378777][ T5261] el0t_64_sync+0x1a0/0x1a4 [ 75.379432][ T5261] irq event stamp: 79040 [ 75.380081][ T5261] hardirqs last enabled at (79039): [] __up_console_sem+0xb4/0x100 [ 75.381603][ T5261] hardirqs last disabled at (79040): [] el1_dbg+0x24/0x80 [ 75.382959][ T5261] softirqs last enabled at (78948): [] handle_softirqs+0xa4c/0xbf0 [ 75.384473][ T5261] softirqs last disabled at (78935): [] __irq_exit_rcu+0x240/0x440 [ 75.386022][ T5261] ---[ end trace 9b4a59d6fcc809ae ]--- [ 75.387504][ T5261] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 75.389882][ T5261] BTRFS info (device loop0): forced readonly [ 75.390782][ T5261] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 75.394520][ T5261] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 75.396212][ T5261] BTRFS info (device loop0): balance: ended with status: -30 [ 75.472246][ T4178] Bluetooth: hci0: command 0x041b tx timeout [ 75.530553][ T5283] loop0: detected capacity change from 0 to 32768 [ 75.553336][ T5283] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.24 (5283) [ 75.558011][ T5283] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 75.559410][ T5283] BTRFS info (device loop0): using free space tree [ 75.560360][ T5283] BTRFS info (device loop0): has skinny extents [ 75.571737][ T5283] BTRFS info (device loop0): enabling ssd optimizations [ 75.586956][ T5283] BTRFS info (device loop0): balance: start -s [ 75.588162][ T5283] ------------[ cut here ]------------ [ 75.589135][ T5283] WARNING: CPU: 0 PID: 5283 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 75.590785][ T5283] Modules linked in: [ 75.591377][ T5283] CPU: 0 PID: 5283 Comm: syz.0.24 Tainted: G W syzkaller #0 [ 75.592749][ T5283] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 75.594382][ T5283] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 75.595621][ T5283] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 75.596733][ T5283] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 75.597811][ T5283] sp : ffff8000207f7540 [ 75.598426][ T5283] x29: ffff8000207f7710 x28: ffff0000ca7b5858 x27: ffff0000df149530 [ 75.599715][ T5283] x26: ffff0000df149528 x25: ffff0000ca7b5850 x24: dfff800000000000 [ 75.600914][ T5283] x23: ffff0000ca7b59b0 x22: 1fffe000194f6b0b x21: 1fffe000194f6b0a [ 75.602181][ T5283] x20: 00000000ffffffe4 x19: ffff0000d98659d0 x18: 0000000000000001 [ 75.603482][ T5283] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 75.604763][ T5283] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 75.605947][ T5283] x11: 0000000000000000 x10: 0000000000000000 x9 : d4e6d1aae8026800 [ 75.607338][ T5283] x8 : d4e6d1aae8026800 x7 : 0000000000000001 x6 : 0000000000000001 [ 75.608646][ T5283] x5 : ffff8000207f6e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 75.609932][ T5283] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 75.611186][ T5283] Call trace: [ 75.611695][ T5283] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 75.612669][ T5283] __btrfs_end_transaction+0x13c/0x608 [ 75.613530][ T5283] btrfs_end_transaction+0x24/0x34 [ 75.614354][ T5283] btrfs_inc_block_group_ro+0x4ec/0x558 [ 75.615181][ T5283] btrfs_relocate_block_group+0x2b8/0x8a4 [ 75.616126][ T5283] btrfs_relocate_chunk+0xb8/0x280 [ 75.616829][ T5283] __btrfs_balance+0x1170/0x1ba4 [ 75.617587][ T5283] btrfs_balance+0xac4/0x1138 [ 75.618231][ T5283] btrfs_ioctl_balance+0x4cc/0x658 [ 75.619033][ T5283] btrfs_ioctl+0x8d0/0xb38 [ 75.619727][ T5283] __arm64_sys_ioctl+0x14c/0x1c8 [ 75.620454][ T5283] invoke_syscall+0x98/0x2b8 [ 75.621170][ T5283] el0_svc_common+0x138/0x258 [ 75.621920][ T5283] do_el0_svc+0x58/0x14c [ 75.622713][ T5283] el0_svc+0x78/0x1e0 [ 75.623318][ T5283] el0t_64_sync_handler+0xcc/0xe4 [ 75.624137][ T5283] el0t_64_sync+0x1a0/0x1a4 [ 75.624813][ T5283] irq event stamp: 80244 [ 75.625476][ T5283] hardirqs last enabled at (80243): [] __up_console_sem+0xb4/0x100 [ 75.626983][ T5283] hardirqs last disabled at (80244): [] el1_dbg+0x24/0x80 [ 75.628404][ T5283] softirqs last enabled at (80110): [] local_bh_enable+0x10/0x34 [ 75.629889][ T5283] softirqs last disabled at (80108): [] local_bh_disable+0x10/0x34 [ 75.631393][ T5283] ---[ end trace 9b4a59d6fcc809af ]--- [ 75.633300][ T5283] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 75.635529][ T5283] BTRFS info (device loop0): forced readonly [ 75.636410][ T5283] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 75.638153][ T5283] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 75.639624][ T5283] BTRFS info (device loop0): balance: ended with status: -30 [ 75.770140][ T5305] loop0: detected capacity change from 0 to 32768 [ 75.777701][ T5305] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.25 (5305) [ 75.781938][ T5305] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 75.783701][ T5305] BTRFS info (device loop0): using free space tree [ 75.784715][ T5305] BTRFS info (device loop0): has skinny extents [ 75.803030][ T5305] BTRFS info (device loop0): enabling ssd optimizations [ 75.810580][ T5305] BTRFS info (device loop0): balance: start -s [ 75.811870][ T5305] ------------[ cut here ]------------ [ 75.813263][ T5305] WARNING: CPU: 0 PID: 5305 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 75.814857][ T5305] Modules linked in: [ 75.815414][ T5305] CPU: 0 PID: 5305 Comm: syz.0.25 Tainted: G W syzkaller #0 [ 75.816625][ T5305] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 75.817941][ T5305] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 75.819108][ T5305] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 75.820173][ T5305] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 75.821186][ T5305] sp : ffff8000207f7540 [ 75.821752][ T5305] x29: ffff8000207f7710 x28: ffff0000d91de058 x27: ffff0000df149690 [ 75.822895][ T5305] x26: ffff0000df149688 x25: ffff0000d91de050 x24: dfff800000000000 [ 75.824052][ T5305] x23: ffff0000d91de1b0 x22: 1fffe0001b23bc0b x21: 1fffe0001b23bc0a [ 75.825350][ T5305] x20: 00000000ffffffe4 x19: ffff0000de3ad9d0 x18: 0000000000000001 [ 75.826704][ T5305] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 75.827933][ T5305] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 75.829214][ T5305] x11: 0000000000000000 x10: 0000000000000000 x9 : 4c56e145675dbc00 [ 75.830582][ T5305] x8 : 4c56e145675dbc00 x7 : 0000000000000001 x6 : 0000000000000001 [ 75.831846][ T5305] x5 : ffff8000207f6e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 75.833125][ T5305] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 75.834421][ T5305] Call trace: [ 75.834918][ T5305] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 75.835961][ T5305] __btrfs_end_transaction+0x13c/0x608 [ 75.836845][ T5305] btrfs_end_transaction+0x24/0x34 [ 75.837651][ T5305] btrfs_inc_block_group_ro+0x4ec/0x558 [ 75.838530][ T5305] btrfs_relocate_block_group+0x2b8/0x8a4 [ 75.839423][ T5305] btrfs_relocate_chunk+0xb8/0x280 [ 75.840203][ T5305] __btrfs_balance+0x1170/0x1ba4 [ 75.840933][ T5305] btrfs_balance+0xac4/0x1138 [ 75.841617][ T5305] btrfs_ioctl_balance+0x4cc/0x658 [ 75.842312][ T5305] btrfs_ioctl+0x8d0/0xb38 [ 75.842912][ T5305] __arm64_sys_ioctl+0x14c/0x1c8 [ 75.843636][ T5305] invoke_syscall+0x98/0x2b8 [ 75.844285][ T5305] el0_svc_common+0x138/0x258 [ 75.844978][ T5305] do_el0_svc+0x58/0x14c [ 75.845624][ T5305] el0_svc+0x78/0x1e0 [ 75.846228][ T5305] el0t_64_sync_handler+0xcc/0xe4 [ 75.846944][ T5305] el0t_64_sync+0x1a0/0x1a4 [ 75.847638][ T5305] irq event stamp: 79720 [ 75.848207][ T5305] hardirqs last enabled at (79719): [] __up_console_sem+0xb4/0x100 [ 75.849596][ T5305] hardirqs last disabled at (79720): [] el1_dbg+0x24/0x80 [ 75.850811][ T5305] softirqs last enabled at (79708): [] handle_softirqs+0xa4c/0xbf0 [ 75.852258][ T5305] softirqs last disabled at (79633): [] __irq_exit_rcu+0x240/0x440 [ 75.853781][ T5305] ---[ end trace 9b4a59d6fcc809b0 ]--- [ 75.856330][ T5305] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 75.858062][ T5305] BTRFS info (device loop0): forced readonly [ 75.859010][ T5305] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 75.860638][ T5305] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 75.862109][ T5305] BTRFS info (device loop0): balance: ended with status: -30 [ 75.993599][ T5327] loop0: detected capacity change from 0 to 32768 [ 76.000842][ T5327] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.26 (5327) [ 76.005870][ T5327] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 76.007202][ T5327] BTRFS info (device loop0): using free space tree [ 76.008238][ T5327] BTRFS info (device loop0): has skinny extents [ 76.024086][ T5327] BTRFS info (device loop0): enabling ssd optimizations [ 76.028606][ T5327] BTRFS info (device loop0): balance: start -s [ 76.029916][ T5327] ------------[ cut here ]------------ [ 76.031040][ T5327] WARNING: CPU: 0 PID: 5327 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 76.032660][ T5327] Modules linked in: [ 76.033269][ T5327] CPU: 0 PID: 5327 Comm: syz.0.26 Tainted: G W syzkaller #0 [ 76.034555][ T5327] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 76.036195][ T5327] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 76.037394][ T5327] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 76.038482][ T5327] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 76.039496][ T5327] sp : ffff8000207f7540 [ 76.040106][ T5327] x29: ffff8000207f7710 x28: ffff0000ce109858 x27: ffff0000df1497f0 [ 76.041359][ T5327] x26: ffff0000df1497e8 x25: ffff0000ce109850 x24: dfff800000000000 [ 76.042648][ T5327] x23: ffff0000ce1099b0 x22: 1fffe00019c2130b x21: 1fffe00019c2130a [ 76.044015][ T5327] x20: 00000000ffffffe4 x19: ffff0000da1619d0 x18: 0000000000000001 [ 76.045262][ T5327] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 76.046429][ T5327] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 76.047716][ T5327] x11: 0000000000000000 x10: 0000000000000000 x9 : 2d74fe8892f9ff00 [ 76.049010][ T5327] x8 : 2d74fe8892f9ff00 x7 : 0000000000000001 x6 : 0000000000000001 [ 76.050293][ T5327] x5 : ffff8000207f6e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 76.051594][ T5327] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 76.052923][ T5327] Call trace: [ 76.053506][ T5327] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 76.054526][ T5327] __btrfs_end_transaction+0x13c/0x608 [ 76.055438][ T5327] btrfs_end_transaction+0x24/0x34 [ 76.056271][ T5327] btrfs_inc_block_group_ro+0x4ec/0x558 [ 76.057137][ T5327] btrfs_relocate_block_group+0x2b8/0x8a4 [ 76.058007][ T5327] btrfs_relocate_chunk+0xb8/0x280 [ 76.058788][ T5327] __btrfs_balance+0x1170/0x1ba4 [ 76.059563][ T5327] btrfs_balance+0xac4/0x1138 [ 76.060238][ T5327] btrfs_ioctl_balance+0x4cc/0x658 [ 76.060925][ T5327] btrfs_ioctl+0x8d0/0xb38 [ 76.061552][ T5327] __arm64_sys_ioctl+0x14c/0x1c8 [ 76.062260][ T5327] invoke_syscall+0x98/0x2b8 [ 76.062999][ T5327] el0_svc_common+0x138/0x258 [ 76.063724][ T5327] do_el0_svc+0x58/0x14c [ 76.064412][ T5327] el0_svc+0x78/0x1e0 [ 76.065047][ T5327] el0t_64_sync_handler+0xcc/0xe4 [ 76.065852][ T5327] el0t_64_sync+0x1a0/0x1a4 [ 76.066469][ T5327] irq event stamp: 79450 [ 76.067055][ T5327] hardirqs last enabled at (79449): [] __up_console_sem+0xb4/0x100 [ 76.068350][ T5327] hardirqs last disabled at (79450): [] el1_dbg+0x24/0x80 [ 76.069741][ T5327] softirqs last enabled at (79308): [] local_bh_enable+0x10/0x34 [ 76.071334][ T5327] softirqs last disabled at (79306): [] local_bh_disable+0x10/0x34 [ 76.072784][ T5327] ---[ end trace 9b4a59d6fcc809b1 ]--- [ 76.076805][ T5327] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 76.078567][ T5327] BTRFS info (device loop0): forced readonly [ 76.079563][ T5327] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 76.081283][ T5327] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 76.083340][ T5327] BTRFS info (device loop0): balance: ended with status: -30 [ 76.216862][ T5349] loop0: detected capacity change from 0 to 32768 [ 76.227109][ T5349] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.27 (5349) [ 76.231015][ T5349] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 76.232421][ T5349] BTRFS info (device loop0): using free space tree [ 76.233446][ T5349] BTRFS info (device loop0): has skinny extents [ 76.240288][ T5349] BTRFS info (device loop0): enabling ssd optimizations [ 76.244627][ T5349] BTRFS info (device loop0): balance: start -s [ 76.245829][ T5349] ------------[ cut here ]------------ [ 76.246808][ T5349] WARNING: CPU: 1 PID: 5349 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 76.248496][ T5349] Modules linked in: [ 76.249065][ T5349] CPU: 1 PID: 5349 Comm: syz.0.27 Tainted: G W syzkaller #0 [ 76.250340][ T5349] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 76.251884][ T5349] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 76.253095][ T5349] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 76.254088][ T5349] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 76.255069][ T5349] sp : ffff8000207f7540 [ 76.255646][ T5349] x29: ffff8000207f7710 x28: ffff0000cdaff058 x27: ffff0000df14c7f0 [ 76.256909][ T5349] x26: ffff0000df14c7e8 x25: ffff0000cdaff050 x24: dfff800000000000 [ 76.258112][ T5349] x23: ffff0000cdaff1b0 x22: 1fffe00019b5fe0b x21: 1fffe00019b5fe0a [ 76.259490][ T5349] x20: 00000000ffffffe4 x19: ffff0000d65599d0 x18: 0000000000000001 [ 76.260894][ T5349] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 76.262095][ T5349] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 76.263327][ T5349] x11: 0000000000000000 x10: 0000000000000000 x9 : 7fff914258dc0200 [ 76.264611][ T5349] x8 : 7fff914258dc0200 x7 : 0000000000000001 x6 : 0000000000000001 [ 76.265827][ T5349] x5 : ffff8000207f6e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 76.266979][ T5349] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 76.268194][ T5349] Call trace: [ 76.268722][ T5349] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 76.269784][ T5349] __btrfs_end_transaction+0x13c/0x608 [ 76.270605][ T5349] btrfs_end_transaction+0x24/0x34 [ 76.271400][ T5349] btrfs_inc_block_group_ro+0x4ec/0x558 [ 76.272310][ T5349] btrfs_relocate_block_group+0x2b8/0x8a4 [ 76.273151][ T5349] btrfs_relocate_chunk+0xb8/0x280 [ 76.274044][ T5349] __btrfs_balance+0x1170/0x1ba4 [ 76.274823][ T5349] btrfs_balance+0xac4/0x1138 [ 76.275540][ T5349] btrfs_ioctl_balance+0x4cc/0x658 [ 76.276330][ T5349] btrfs_ioctl+0x8d0/0xb38 [ 76.277019][ T5349] __arm64_sys_ioctl+0x14c/0x1c8 [ 76.277816][ T5349] invoke_syscall+0x98/0x2b8 [ 76.278581][ T5349] el0_svc_common+0x138/0x258 [ 76.279370][ T5349] do_el0_svc+0x58/0x14c [ 76.279975][ T5349] el0_svc+0x78/0x1e0 [ 76.280548][ T5349] el0t_64_sync_handler+0xcc/0xe4 [ 76.281318][ T5349] el0t_64_sync+0x1a0/0x1a4 [ 76.282029][ T5349] irq event stamp: 79510 [ 76.282683][ T5349] hardirqs last enabled at (79509): [] __up_console_sem+0xb4/0x100 [ 76.284066][ T5349] hardirqs last disabled at (79510): [] el1_dbg+0x24/0x80 [ 76.285361][ T5349] softirqs last enabled at (79362): [] local_bh_enable+0x10/0x34 [ 76.286736][ T5349] softirqs last disabled at (79360): [] local_bh_disable+0x10/0x34 [ 76.288085][ T5349] ---[ end trace 9b4a59d6fcc809b2 ]--- [ 76.289916][ T5349] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 76.291475][ T5349] BTRFS info (device loop0): forced readonly [ 76.292468][ T5349] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 76.294040][ T5349] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 76.295641][ T5349] BTRFS info (device loop0): balance: ended with status: -30 1970/01/01 00:01:16 executed programs: 14 [ 76.429067][ T5371] loop0: detected capacity change from 0 to 32768 [ 76.513355][ T5371] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.28 (5371) [ 76.554744][ T5371] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 76.556201][ T5371] BTRFS info (device loop0): using free space tree [ 76.557184][ T5371] BTRFS info (device loop0): has skinny extents [ 76.566388][ T5371] BTRFS info (device loop0): enabling ssd optimizations [ 76.571782][ T5371] BTRFS info (device loop0): balance: start -s [ 76.573443][ T5371] ------------[ cut here ]------------ [ 76.574439][ T5371] WARNING: CPU: 0 PID: 5371 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 76.576063][ T5371] Modules linked in: [ 76.576631][ T5371] CPU: 0 PID: 5371 Comm: syz.0.28 Tainted: G W syzkaller #0 [ 76.577879][ T5371] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 76.579367][ T5371] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 76.580534][ T5371] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 76.581512][ T5371] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 76.582487][ T5371] sp : ffff800020887540 [ 76.583090][ T5371] x29: ffff800020887710 x28: ffff0000d7d09058 x27: ffff0000df149950 [ 76.584274][ T5371] x26: ffff0000df149948 x25: ffff0000d7d09050 x24: dfff800000000000 [ 76.585424][ T5371] x23: ffff0000d7d091b0 x22: 1fffe0001afa120b x21: 1fffe0001afa120a [ 76.586661][ T5371] x20: 00000000ffffffe4 x19: ffff0000d65599d0 x18: 0000000000000001 [ 76.587909][ T5371] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 76.589206][ T5371] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 76.590405][ T5371] x11: 0000000000000000 x10: 0000000000000000 x9 : 8962089b89903900 [ 76.591600][ T5371] x8 : 8962089b89903900 x7 : 0000000000000001 x6 : 0000000000000001 [ 76.592752][ T5371] x5 : ffff800020886e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 76.593874][ T5371] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 76.595126][ T5371] Call trace: [ 76.595648][ T5371] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 76.596684][ T5371] __btrfs_end_transaction+0x13c/0x608 [ 76.597543][ T5371] btrfs_end_transaction+0x24/0x34 [ 76.598360][ T5371] btrfs_inc_block_group_ro+0x4ec/0x558 [ 76.599269][ T5371] btrfs_relocate_block_group+0x2b8/0x8a4 [ 76.600156][ T5371] btrfs_relocate_chunk+0xb8/0x280 [ 76.600875][ T5371] __btrfs_balance+0x1170/0x1ba4 [ 76.601678][ T5371] btrfs_balance+0xac4/0x1138 [ 76.602437][ T5371] btrfs_ioctl_balance+0x4cc/0x658 [ 76.603246][ T5371] btrfs_ioctl+0x8d0/0xb38 [ 76.603918][ T5371] __arm64_sys_ioctl+0x14c/0x1c8 [ 76.604668][ T5371] invoke_syscall+0x98/0x2b8 [ 76.605369][ T5371] el0_svc_common+0x138/0x258 [ 76.606084][ T5371] do_el0_svc+0x58/0x14c [ 76.606696][ T5371] el0_svc+0x78/0x1e0 [ 76.607267][ T5371] el0t_64_sync_handler+0xcc/0xe4 [ 76.607997][ T5371] el0t_64_sync+0x1a0/0x1a4 [ 76.608732][ T5371] irq event stamp: 79386 [ 76.609456][ T5371] hardirqs last enabled at (79385): [] __up_console_sem+0xb4/0x100 [ 76.610903][ T5371] hardirqs last disabled at (79386): [] el1_dbg+0x24/0x80 [ 76.612307][ T5371] softirqs last enabled at (79304): [] handle_softirqs+0xa4c/0xbf0 [ 76.613803][ T5371] softirqs last disabled at (79287): [] __irq_exit_rcu+0x240/0x440 [ 76.615125][ T5371] ---[ end trace 9b4a59d6fcc809b3 ]--- [ 76.618407][ T5371] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 76.620067][ T5371] BTRFS info (device loop0): forced readonly [ 76.621211][ T5371] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 76.623395][ T5371] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 76.624990][ T5371] BTRFS info (device loop0): balance: ended with status: -30 [ 76.774220][ T5393] loop0: detected capacity change from 0 to 32768 [ 76.814120][ T5393] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.29 (5393) [ 76.819100][ T5393] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 76.820447][ T5393] BTRFS info (device loop0): using free space tree [ 76.821445][ T5393] BTRFS info (device loop0): has skinny extents [ 76.835988][ T5393] BTRFS info (device loop0): enabling ssd optimizations [ 76.840750][ T5393] BTRFS info (device loop0): balance: start -s [ 76.841993][ T5393] ------------[ cut here ]------------ [ 76.843461][ T5393] WARNING: CPU: 0 PID: 5393 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 76.845299][ T5393] Modules linked in: [ 76.845953][ T5393] CPU: 0 PID: 5393 Comm: syz.0.29 Tainted: G W syzkaller #0 [ 76.847357][ T5393] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 76.848953][ T5393] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 76.850110][ T5393] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 76.851056][ T5393] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 76.852066][ T5393] sp : ffff800020157540 [ 76.852693][ T5393] x29: ffff800020157710 x28: ffff0000dcc9e058 x27: ffff0000df149ab0 [ 76.853954][ T5393] x26: ffff0000df149aa8 x25: ffff0000dcc9e050 x24: dfff800000000000 [ 76.855200][ T5393] x23: ffff0000dcc9e1b0 x22: 1fffe0001b993c0b x21: 1fffe0001b993c0a [ 76.856378][ T5393] x20: 00000000ffffffe4 x19: ffff0000ecc8d9d0 x18: 0000000000000001 [ 76.857648][ T5393] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 76.858917][ T5393] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 76.860197][ T5393] x11: 0000000000000000 x10: 0000000000000000 x9 : 082a73e5ad570b00 [ 76.861399][ T5393] x8 : 082a73e5ad570b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 76.862482][ T5393] x5 : ffff800020156e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 76.863695][ T5393] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 76.864895][ T5393] Call trace: [ 76.865337][ T5393] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 76.866257][ T5393] __btrfs_end_transaction+0x13c/0x608 [ 76.867111][ T5393] btrfs_end_transaction+0x24/0x34 [ 76.867853][ T5393] btrfs_inc_block_group_ro+0x4ec/0x558 [ 76.868623][ T5393] btrfs_relocate_block_group+0x2b8/0x8a4 [ 76.869506][ T5393] btrfs_relocate_chunk+0xb8/0x280 [ 76.870313][ T5393] __btrfs_balance+0x1170/0x1ba4 [ 76.871046][ T5393] btrfs_balance+0xac4/0x1138 [ 76.871773][ T5393] btrfs_ioctl_balance+0x4cc/0x658 [ 76.872488][ T5393] btrfs_ioctl+0x8d0/0xb38 [ 76.873122][ T5393] __arm64_sys_ioctl+0x14c/0x1c8 [ 76.873909][ T5393] invoke_syscall+0x98/0x2b8 [ 76.874662][ T5393] el0_svc_common+0x138/0x258 [ 76.875414][ T5393] do_el0_svc+0x58/0x14c [ 76.876074][ T5393] el0_svc+0x78/0x1e0 [ 76.876706][ T5393] el0t_64_sync_handler+0xcc/0xe4 [ 76.877481][ T5393] el0t_64_sync+0x1a0/0x1a4 [ 76.878143][ T5393] irq event stamp: 79508 [ 76.878786][ T5393] hardirqs last enabled at (79507): [] __up_console_sem+0xb4/0x100 [ 76.880263][ T5393] hardirqs last disabled at (79508): [] el1_dbg+0x24/0x80 [ 76.881663][ T5393] softirqs last enabled at (79496): [] handle_softirqs+0xa4c/0xbf0 [ 76.883187][ T5393] softirqs last disabled at (79483): [] __irq_exit_rcu+0x240/0x440 [ 76.884742][ T5393] ---[ end trace 9b4a59d6fcc809b4 ]--- [ 76.886631][ T5393] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 76.888312][ T5393] BTRFS info (device loop0): forced readonly [ 76.889354][ T5393] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 76.891146][ T5393] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 76.892849][ T5393] BTRFS info (device loop0): balance: ended with status: -30 [ 77.027769][ T5415] loop0: detected capacity change from 0 to 32768 [ 77.034907][ T5415] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.30 (5415) [ 77.039138][ T5415] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 77.040581][ T5415] BTRFS info (device loop0): using free space tree [ 77.057572][ T5415] ------------[ cut here ]------------ [ 77.058574][ T5415] WARNING: CPU: 1 PID: 5415 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 77.060382][ T5415] Modules linked in: [ 77.060971][ T5415] CPU: 1 PID: 5415 Comm: syz.0.30 Tainted: G W syzkaller #0 [ 77.062316][ T5415] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 77.063832][ T5415] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 77.065025][ T5415] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 77.065982][ T5415] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 77.066951][ T5415] sp : ffff800020b77540 [ 77.067582][ T5415] x29: ffff800020b77710 x28: ffff0000d76a1058 x27: ffff0000df14c060 [ 77.068786][ T5415] x26: ffff0000df14c058 x25: ffff0000d76a1050 x24: dfff800000000000 [ 77.069907][ T5415] x23: ffff0000d76a11b0 x22: 1fffe0001aed420b x21: 1fffe0001aed420a [ 77.071042][ T5415] x20: 00000000ffffffe4 x19: ffff0000c0bb19d0 x18: 0000000000000001 [ 77.072233][ T5415] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 77.073401][ T5415] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 77.074602][ T5415] x11: 0000000000000000 x10: 0000000000000000 x9 : 034e91cc41edd800 [ 77.075827][ T5415] x8 : 034e91cc41edd800 x7 : 0000000000000001 x6 : 0000000000000001 [ 77.077107][ T5415] x5 : ffff800020b76e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 77.078460][ T5415] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 77.079765][ T5415] Call trace: [ 77.080281][ T5415] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 77.081340][ T5415] __btrfs_end_transaction+0x13c/0x608 [ 77.082270][ T5415] btrfs_end_transaction+0x24/0x34 [ 77.083120][ T5415] btrfs_inc_block_group_ro+0x4ec/0x558 [ 77.084011][ T5415] btrfs_relocate_block_group+0x2b8/0x8a4 [ 77.084933][ T5415] btrfs_relocate_chunk+0xb8/0x280 [ 77.085749][ T5415] __btrfs_balance+0x1170/0x1ba4 [ 77.086519][ T5415] btrfs_balance+0xac4/0x1138 [ 77.087251][ T5415] btrfs_ioctl_balance+0x4cc/0x658 [ 77.088054][ T5415] btrfs_ioctl+0x8d0/0xb38 [ 77.088815][ T5415] __arm64_sys_ioctl+0x14c/0x1c8 [ 77.089584][ T5415] invoke_syscall+0x98/0x2b8 [ 77.090344][ T5415] el0_svc_common+0x138/0x258 [ 77.091147][ T5415] do_el0_svc+0x58/0x14c [ 77.091848][ T5415] el0_svc+0x78/0x1e0 [ 77.092511][ T5415] el0t_64_sync_handler+0xcc/0xe4 [ 77.093306][ T5415] el0t_64_sync+0x1a0/0x1a4 [ 77.093989][ T5415] irq event stamp: 79498 [ 77.094678][ T5415] hardirqs last enabled at (79497): [] __up_console_sem+0xb4/0x100 [ 77.096151][ T5415] hardirqs last disabled at (79498): [] el1_dbg+0x24/0x80 [ 77.097473][ T5415] softirqs last enabled at (79356): [] local_bh_enable+0x10/0x34 [ 77.098768][ T5415] softirqs last disabled at (79354): [] local_bh_disable+0x10/0x34 [ 77.100158][ T5415] ---[ end trace 9b4a59d6fcc809b5 ]--- [ 77.102296][ T5415] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 77.103824][ T5415] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 77.105347][ T5415] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 77.237313][ T5437] loop0: detected capacity change from 0 to 32768 [ 77.275250][ T5437] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.31 (5437) [ 77.289368][ T5437] ------------[ cut here ]------------ [ 77.290768][ T5437] WARNING: CPU: 0 PID: 5437 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 77.292467][ T5437] Modules linked in: [ 77.293021][ T5437] CPU: 0 PID: 5437 Comm: syz.0.31 Tainted: G W syzkaller #0 [ 77.294244][ T5437] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 77.295792][ T5437] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 77.296820][ T5437] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 77.297807][ T5437] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 77.298858][ T5437] sp : ffff800020fe7540 [ 77.299496][ T5437] x29: ffff800020fe7710 x28: ffff0000d95f0058 x27: ffff0000df149060 [ 77.300736][ T5437] x26: ffff0000df149058 x25: ffff0000d95f0050 x24: dfff800000000000 [ 77.301992][ T5437] x23: ffff0000d95f01b0 x22: 1fffe0001b2be00b x21: 1fffe0001b2be00a [ 77.303328][ T5437] x20: 00000000ffffffe4 x19: ffff0000c0bb19d0 x18: 0000000000000001 [ 77.304517][ T5437] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 77.305824][ T5437] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 77.307092][ T5437] x11: 0000000000000000 x10: 0000000000000000 x9 : 1e675e50cadf0f00 [ 77.308287][ T5437] x8 : 1e675e50cadf0f00 x7 : 0000000000000001 x6 : 0000000000000001 [ 77.309451][ T5437] x5 : ffff800020fe6e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 77.310691][ T5437] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 77.311974][ T5437] Call trace: [ 77.312484][ T5437] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 77.313529][ T5437] __btrfs_end_transaction+0x13c/0x608 [ 77.314422][ T5437] btrfs_end_transaction+0x24/0x34 [ 77.315211][ T5437] btrfs_inc_block_group_ro+0x4ec/0x558 [ 77.316108][ T5437] btrfs_relocate_block_group+0x2b8/0x8a4 [ 77.317035][ T5437] btrfs_relocate_chunk+0xb8/0x280 [ 77.317833][ T5437] __btrfs_balance+0x1170/0x1ba4 [ 77.318611][ T5437] btrfs_balance+0xac4/0x1138 [ 77.319356][ T5437] btrfs_ioctl_balance+0x4cc/0x658 [ 77.320180][ T5437] btrfs_ioctl+0x8d0/0xb38 [ 77.320910][ T5437] __arm64_sys_ioctl+0x14c/0x1c8 [ 77.321757][ T5437] invoke_syscall+0x98/0x2b8 [ 77.322464][ T5437] el0_svc_common+0x138/0x258 [ 77.323186][ T5437] do_el0_svc+0x58/0x14c [ 77.323858][ T5437] el0_svc+0x78/0x1e0 [ 77.324476][ T5437] el0t_64_sync_handler+0xcc/0xe4 [ 77.325232][ T5437] el0t_64_sync+0x1a0/0x1a4 [ 77.325899][ T5437] irq event stamp: 79466 [ 77.326511][ T5437] hardirqs last enabled at (79465): [] __up_console_sem+0xb4/0x100 [ 77.327980][ T5437] hardirqs last disabled at (79466): [] el1_dbg+0x24/0x80 [ 77.329278][ T5437] softirqs last enabled at (79318): [] local_bh_enable+0x10/0x34 [ 77.330809][ T5437] softirqs last disabled at (79316): [] local_bh_disable+0x10/0x34 [ 77.332374][ T5437] ---[ end trace 9b4a59d6fcc809b6 ]--- [ 77.334583][ T5437] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 77.336260][ T5437] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 77.338136][ T5437] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 77.485297][ T5459] loop0: detected capacity change from 0 to 32768 [ 77.489692][ T5459] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.32 (5459) [ 77.509184][ T5459] ------------[ cut here ]------------ [ 77.510109][ T5459] WARNING: CPU: 1 PID: 5459 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 77.511730][ T5459] Modules linked in: [ 77.512373][ T5459] CPU: 1 PID: 5459 Comm: syz.0.32 Tainted: G W syzkaller #0 [ 77.513774][ T5459] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 77.515433][ T5459] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 77.516666][ T5459] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 77.517790][ T5459] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 77.518847][ T5459] sp : ffff800021117540 [ 77.519466][ T5459] x29: ffff800021117710 x28: ffff0000c90da858 x27: ffff0000df14c950 [ 77.520687][ T5459] x26: ffff0000df14c948 x25: ffff0000c90da850 x24: dfff800000000000 [ 77.521961][ T5459] x23: ffff0000c90da9b0 x22: 1fffe0001921b50b x21: 1fffe0001921b50a [ 77.523161][ T5459] x20: 00000000ffffffe4 x19: ffff0000da6dd9d0 x18: 0000000000000001 [ 77.524522][ T5459] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 77.525907][ T5459] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 77.527370][ T5459] x11: 0000000000000000 x10: 0000000000000000 x9 : d42cca63d4208800 [ 77.528805][ T5459] x8 : d42cca63d4208800 x7 : 0000000000000001 x6 : 0000000000000001 [ 77.530119][ T5459] x5 : ffff800021116e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 77.531349][ T5459] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 77.532656][ T5459] Call trace: [ 77.533107][ T5459] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 77.534058][ T5459] __btrfs_end_transaction+0x13c/0x608 [ 77.534915][ T5459] btrfs_end_transaction+0x24/0x34 [ 77.535693][ T5459] btrfs_inc_block_group_ro+0x4ec/0x558 [ 77.536616][ T5459] btrfs_relocate_block_group+0x2b8/0x8a4 [ 77.537515][ T5459] btrfs_relocate_chunk+0xb8/0x280 [ 77.538320][ T5459] __btrfs_balance+0x1170/0x1ba4 [ 77.539115][ T5459] btrfs_balance+0xac4/0x1138 [ 77.539897][ T5459] btrfs_ioctl_balance+0x4cc/0x658 [ 77.540772][ T5459] btrfs_ioctl+0x8d0/0xb38 [ 77.541555][ T5459] __arm64_sys_ioctl+0x14c/0x1c8 [ 77.542409][ T5459] invoke_syscall+0x98/0x2b8 [ 77.543150][ T5459] el0_svc_common+0x138/0x258 [ 77.543898][ T5459] do_el0_svc+0x58/0x14c [ 77.544608][ T5459] el0_svc+0x78/0x1e0 [ 77.545257][ T5459] el0t_64_sync_handler+0xcc/0xe4 [ 77.546020][ T5459] el0t_64_sync+0x1a0/0x1a4 [ 77.546740][ T5459] irq event stamp: 79584 [ 77.547469][ T5459] hardirqs last enabled at (79583): [] __up_console_sem+0xb4/0x100 [ 77.548957][ T5459] hardirqs last disabled at (79584): [] el1_dbg+0x24/0x80 [ 77.550295][ T5459] softirqs last enabled at (79464): [] local_bh_enable+0x10/0x34 [ 77.551861][ T5459] softirqs last disabled at (79462): [] local_bh_disable+0x10/0x34 [ 77.553314][ T5459] ---[ end trace 9b4a59d6fcc809b7 ]--- [ 77.556687][ T5459] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 77.558247][ T5459] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 77.559773][ T5459] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 77.563168][ T4163] Bluetooth: hci0: command 0x040f tx timeout [ 77.701685][ T5481] loop0: detected capacity change from 0 to 32768 [ 77.783625][ T5481] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.33 (5481) [ 77.800351][ T5481] ------------[ cut here ]------------ [ 77.801323][ T5481] WARNING: CPU: 1 PID: 5481 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 77.803041][ T5481] Modules linked in: [ 77.803598][ T5481] CPU: 1 PID: 5481 Comm: syz.0.33 Tainted: G W syzkaller #0 [ 77.804910][ T5481] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 77.806405][ T5481] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 77.807590][ T5481] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 77.808602][ T5481] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 77.809657][ T5481] sp : ffff800021257540 [ 77.810312][ T5481] x29: ffff800021257710 x28: ffff0000cc941058 x27: ffff0000df14c320 [ 77.811514][ T5481] x26: ffff0000df14c318 x25: ffff0000cc941050 x24: dfff800000000000 [ 77.812734][ T5481] x23: ffff0000cc9411b0 x22: 1fffe0001992820b x21: 1fffe0001992820a [ 77.813981][ T5481] x20: 00000000ffffffe4 x19: ffff0000ddfc59d0 x18: 0000000000000001 [ 77.815277][ T5481] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 77.816530][ T5481] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 77.817832][ T5481] x11: 0000000000000000 x10: 0000000000000000 x9 : ceceaf5432b7c200 [ 77.819128][ T5481] x8 : ceceaf5432b7c200 x7 : 0000000000000001 x6 : 0000000000000001 [ 77.820525][ T5481] x5 : ffff800021256e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 77.821798][ T5481] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 77.823116][ T5481] Call trace: [ 77.823653][ T5481] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 77.824648][ T5481] __btrfs_end_transaction+0x13c/0x608 [ 77.825535][ T5481] btrfs_end_transaction+0x24/0x34 [ 77.826393][ T5481] btrfs_inc_block_group_ro+0x4ec/0x558 [ 77.827221][ T5481] btrfs_relocate_block_group+0x2b8/0x8a4 [ 77.828059][ T5481] btrfs_relocate_chunk+0xb8/0x280 [ 77.828749][ T5481] __btrfs_balance+0x1170/0x1ba4 [ 77.829416][ T5481] btrfs_balance+0xac4/0x1138 [ 77.830078][ T5481] btrfs_ioctl_balance+0x4cc/0x658 [ 77.830848][ T5481] btrfs_ioctl+0x8d0/0xb38 [ 77.831510][ T5481] __arm64_sys_ioctl+0x14c/0x1c8 [ 77.832231][ T5481] invoke_syscall+0x98/0x2b8 [ 77.832927][ T5481] el0_svc_common+0x138/0x258 [ 77.833572][ T5481] do_el0_svc+0x58/0x14c [ 77.834255][ T5481] el0_svc+0x78/0x1e0 [ 77.834799][ T5481] el0t_64_sync_handler+0xcc/0xe4 [ 77.835584][ T5481] el0t_64_sync+0x1a0/0x1a4 [ 77.836247][ T5481] irq event stamp: 79288 [ 77.836923][ T5481] hardirqs last enabled at (79287): [] __up_console_sem+0xb4/0x100 [ 77.838499][ T5481] hardirqs last disabled at (79288): [] el1_dbg+0x24/0x80 [ 77.839870][ T5481] softirqs last enabled at (79164): [] local_bh_enable+0x10/0x34 [ 77.841359][ T5481] softirqs last disabled at (79162): [] local_bh_disable+0x10/0x34 [ 77.842890][ T5481] ---[ end trace 9b4a59d6fcc809b8 ]--- [ 77.845299][ T5481] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 77.847087][ T5481] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 77.848666][ T5481] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 77.993298][ T5503] loop0: detected capacity change from 0 to 32768 [ 78.063428][ T5503] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.34 (5503) [ 78.095887][ T5503] ------------[ cut here ]------------ [ 78.096883][ T5503] WARNING: CPU: 0 PID: 5503 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 78.098631][ T5503] Modules linked in: [ 78.099223][ T5503] CPU: 0 PID: 5503 Comm: syz.0.34 Tainted: G W syzkaller #0 [ 78.100543][ T5503] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 78.102214][ T5503] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 78.103398][ T5503] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 78.104486][ T5503] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 78.105408][ T5503] sp : ffff8000213a7540 [ 78.106025][ T5503] x29: ffff8000213a7710 x28: ffff0000d6d4d858 x27: ffff0000df149c10 [ 78.107208][ T5503] x26: ffff0000df149c08 x25: ffff0000d6d4d850 x24: dfff800000000000 [ 78.108461][ T5503] x23: ffff0000d6d4d9b0 x22: 1fffe0001ada9b0b x21: 1fffe0001ada9b0a [ 78.109734][ T5503] x20: 00000000ffffffe4 x19: ffff0000ec30d9d0 x18: 0000000000000001 [ 78.111036][ T5503] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 78.112309][ T5503] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 78.113606][ T5503] x11: 0000000000000000 x10: 0000000000000000 x9 : c1ad7a4b6ab19200 [ 78.114886][ T5503] x8 : c1ad7a4b6ab19200 x7 : 0000000000000001 x6 : 0000000000000001 [ 78.116158][ T5503] x5 : ffff8000213a6e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 78.117355][ T5503] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 78.118545][ T5503] Call trace: [ 78.119020][ T5503] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 78.120000][ T5503] __btrfs_end_transaction+0x13c/0x608 [ 78.120918][ T5503] btrfs_end_transaction+0x24/0x34 [ 78.121679][ T5503] btrfs_inc_block_group_ro+0x4ec/0x558 [ 78.122473][ T5503] btrfs_relocate_block_group+0x2b8/0x8a4 [ 78.123378][ T5503] btrfs_relocate_chunk+0xb8/0x280 [ 78.124206][ T5503] __btrfs_balance+0x1170/0x1ba4 [ 78.124956][ T5503] btrfs_balance+0xac4/0x1138 [ 78.125690][ T5503] btrfs_ioctl_balance+0x4cc/0x658 [ 78.126489][ T5503] btrfs_ioctl+0x8d0/0xb38 [ 78.127157][ T5503] __arm64_sys_ioctl+0x14c/0x1c8 [ 78.127863][ T5503] invoke_syscall+0x98/0x2b8 [ 78.128561][ T5503] el0_svc_common+0x138/0x258 [ 78.129298][ T5503] do_el0_svc+0x58/0x14c [ 78.129994][ T5503] el0_svc+0x78/0x1e0 [ 78.130665][ T5503] el0t_64_sync_handler+0xcc/0xe4 [ 78.131450][ T5503] el0t_64_sync+0x1a0/0x1a4 [ 78.132213][ T5503] irq event stamp: 79002 [ 78.132890][ T5503] hardirqs last enabled at (79001): [] __up_console_sem+0xb4/0x100 [ 78.134417][ T5503] hardirqs last disabled at (79002): [] el1_dbg+0x24/0x80 [ 78.135741][ T5503] softirqs last enabled at (78878): [] local_bh_enable+0x10/0x34 [ 78.137167][ T5503] softirqs last disabled at (78876): [] local_bh_disable+0x10/0x34 [ 78.138625][ T5503] ---[ end trace 9b4a59d6fcc809b9 ]--- [ 78.142103][ T5503] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 78.143898][ T5503] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 78.145490][ T5503] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 78.309261][ T5525] loop0: detected capacity change from 0 to 32768 [ 78.344704][ T5525] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.35 (5525) [ 78.348859][ T5525] btrfs_printk: 33 callbacks suppressed [ 78.348868][ T5525] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 78.350998][ T5525] BTRFS info (device loop0): using free space tree [ 78.351975][ T5525] BTRFS info (device loop0): has skinny extents [ 78.361918][ T5525] BTRFS info (device loop0): enabling ssd optimizations [ 78.366848][ T5525] BTRFS info (device loop0): balance: start -s [ 78.368187][ T5525] ------------[ cut here ]------------ [ 78.369143][ T5525] WARNING: CPU: 0 PID: 5525 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 78.370730][ T5525] Modules linked in: [ 78.371369][ T5525] CPU: 0 PID: 5525 Comm: syz.0.35 Tainted: G W syzkaller #0 [ 78.372656][ T5525] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 78.374168][ T5525] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 78.375354][ T5525] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 78.376428][ T5525] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 78.377457][ T5525] sp : ffff800021727540 [ 78.378119][ T5525] x29: ffff800021727710 x28: ffff0000d78e4058 x27: ffff0000df149d70 [ 78.379406][ T5525] x26: ffff0000df149d68 x25: ffff0000d78e4050 x24: dfff800000000000 [ 78.380641][ T5525] x23: ffff0000d78e41b0 x22: 1fffe0001af1c80b x21: 1fffe0001af1c80a [ 78.381918][ T5525] x20: 00000000ffffffe4 x19: ffff0000d1e419d0 x18: 0000000000000001 [ 78.383164][ T5525] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 78.384460][ T5525] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 78.385705][ T5525] x11: 0000000000000000 x10: 0000000000000000 x9 : f88dc6bf2d7e3700 [ 78.386993][ T5525] x8 : f88dc6bf2d7e3700 x7 : 0000000000000001 x6 : 0000000000000001 [ 78.388226][ T5525] x5 : ffff800021726e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 78.389545][ T5525] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 78.390802][ T5525] Call trace: [ 78.391275][ T5525] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 78.392345][ T5525] __btrfs_end_transaction+0x13c/0x608 [ 78.393279][ T5525] btrfs_end_transaction+0x24/0x34 [ 78.394095][ T5525] btrfs_inc_block_group_ro+0x4ec/0x558 [ 78.395012][ T5525] btrfs_relocate_block_group+0x2b8/0x8a4 [ 78.395872][ T5525] btrfs_relocate_chunk+0xb8/0x280 [ 78.396662][ T5525] __btrfs_balance+0x1170/0x1ba4 [ 78.397362][ T5525] btrfs_balance+0xac4/0x1138 [ 78.398081][ T5525] btrfs_ioctl_balance+0x4cc/0x658 [ 78.398879][ T5525] btrfs_ioctl+0x8d0/0xb38 [ 78.399627][ T5525] __arm64_sys_ioctl+0x14c/0x1c8 [ 78.400377][ T5525] invoke_syscall+0x98/0x2b8 [ 78.401092][ T5525] el0_svc_common+0x138/0x258 [ 78.401832][ T5525] do_el0_svc+0x58/0x14c [ 78.402453][ T5525] el0_svc+0x78/0x1e0 [ 78.403082][ T5525] el0t_64_sync_handler+0xcc/0xe4 [ 78.403869][ T5525] el0t_64_sync+0x1a0/0x1a4 [ 78.404532][ T5525] irq event stamp: 79320 [ 78.405221][ T5525] hardirqs last enabled at (79319): [] __up_console_sem+0xb4/0x100 [ 78.406760][ T5525] hardirqs last disabled at (79320): [] el1_dbg+0x24/0x80 [ 78.408072][ T5525] softirqs last enabled at (79172): [] local_bh_enable+0x10/0x34 [ 78.409583][ T5525] softirqs last disabled at (79170): [] local_bh_disable+0x10/0x34 [ 78.411104][ T5525] ---[ end trace 9b4a59d6fcc809ba ]--- [ 78.414306][ T5525] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 78.415941][ T5525] BTRFS info (device loop0): forced readonly [ 78.416925][ T5525] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 78.418556][ T5525] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 78.420171][ T5525] BTRFS info (device loop0): balance: ended with status: -30 [ 78.552995][ T5547] loop0: detected capacity change from 0 to 32768 [ 78.635176][ T5547] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.36 (5547) [ 78.638359][ T5547] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 78.639761][ T5547] BTRFS info (device loop0): using free space tree [ 78.640924][ T5547] BTRFS info (device loop0): has skinny extents [ 78.648492][ T5547] BTRFS info (device loop0): enabling ssd optimizations [ 78.654160][ T5547] BTRFS info (device loop0): balance: start -s [ 78.655573][ T5547] ------------[ cut here ]------------ [ 78.656498][ T5547] WARNING: CPU: 0 PID: 5547 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 78.658189][ T5547] Modules linked in: [ 78.658781][ T5547] CPU: 0 PID: 5547 Comm: syz.0.36 Tainted: G W syzkaller #0 [ 78.660029][ T5547] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 78.661571][ T5547] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 78.662836][ T5547] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 78.663843][ T5547] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 78.664829][ T5547] sp : ffff800021957540 [ 78.665446][ T5547] x29: ffff800021957710 x28: ffff0000e812e858 x27: ffff0000df149ed0 [ 78.666636][ T5547] x26: ffff0000df149ec8 x25: ffff0000e812e850 x24: dfff800000000000 [ 78.667855][ T5547] x23: ffff0000e812e9b0 x22: 1fffe0001d025d0b x21: 1fffe0001d025d0a [ 78.669064][ T5547] x20: 00000000ffffffe4 x19: ffff0000e87999d0 x18: 0000000000000001 [ 78.670274][ T5547] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 78.671495][ T5547] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 78.672907][ T5547] x11: 0000000000000000 x10: 0000000000000000 x9 : d532b0ed4923b000 [ 78.674274][ T5547] x8 : d532b0ed4923b000 x7 : 0000000000000001 x6 : 0000000000000001 [ 78.675515][ T5547] x5 : ffff800021956e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 78.676860][ T5547] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 78.678091][ T5547] Call trace: [ 78.678674][ T5547] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 78.679651][ T5547] __btrfs_end_transaction+0x13c/0x608 [ 78.680531][ T5547] btrfs_end_transaction+0x24/0x34 [ 78.681349][ T5547] btrfs_inc_block_group_ro+0x4ec/0x558 [ 78.682212][ T5547] btrfs_relocate_block_group+0x2b8/0x8a4 [ 78.683047][ T5547] btrfs_relocate_chunk+0xb8/0x280 [ 78.683855][ T5547] __btrfs_balance+0x1170/0x1ba4 [ 78.684646][ T5547] btrfs_balance+0xac4/0x1138 [ 78.685349][ T5547] btrfs_ioctl_balance+0x4cc/0x658 [ 78.686139][ T5547] btrfs_ioctl+0x8d0/0xb38 [ 78.686787][ T5547] __arm64_sys_ioctl+0x14c/0x1c8 [ 78.687574][ T5547] invoke_syscall+0x98/0x2b8 [ 78.688272][ T5547] el0_svc_common+0x138/0x258 [ 78.689004][ T5547] do_el0_svc+0x58/0x14c [ 78.689668][ T5547] el0_svc+0x78/0x1e0 [ 78.690301][ T5547] el0t_64_sync_handler+0xcc/0xe4 [ 78.690987][ T5547] el0t_64_sync+0x1a0/0x1a4 [ 78.691693][ T5547] irq event stamp: 79500 [ 78.692322][ T5547] hardirqs last enabled at (79499): [] __up_console_sem+0xb4/0x100 [ 78.693736][ T5547] hardirqs last disabled at (79500): [] el1_dbg+0x24/0x80 [ 78.695020][ T5547] softirqs last enabled at (79366): [] local_bh_enable+0x10/0x34 [ 78.696546][ T5547] softirqs last disabled at (79364): [] local_bh_disable+0x10/0x34 [ 78.698056][ T5547] ---[ end trace 9b4a59d6fcc809bb ]--- [ 78.701421][ T5547] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 78.712197][ T5547] BTRFS info (device loop0): forced readonly [ 78.713193][ T5547] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 78.714855][ T5547] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 78.720265][ T5547] BTRFS info (device loop0): balance: ended with status: -30 [ 78.851123][ T5569] loop0: detected capacity change from 0 to 32768 [ 78.920712][ T5569] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.37 (5569) [ 78.927538][ T5569] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 78.928968][ T5569] BTRFS info (device loop0): using free space tree [ 78.930028][ T5569] BTRFS info (device loop0): has skinny extents [ 78.938176][ T5569] BTRFS info (device loop0): enabling ssd optimizations [ 78.944468][ T5569] BTRFS info (device loop0): balance: start -s [ 78.945765][ T5569] ------------[ cut here ]------------ [ 78.946710][ T5569] WARNING: CPU: 1 PID: 5569 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 78.948532][ T5569] Modules linked in: [ 78.949151][ T5569] CPU: 1 PID: 5569 Comm: syz.0.37 Tainted: G W syzkaller #0 [ 78.950534][ T5569] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 78.952113][ T5569] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 78.953350][ T5569] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 78.954517][ T5569] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 78.955506][ T5569] sp : ffff800021a97540 [ 78.956154][ T5569] x29: ffff800021a97710 x28: ffff0000dddd4858 x27: ffff0000df14c5e0 [ 78.957434][ T5569] x26: ffff0000df14c5d8 x25: ffff0000dddd4850 x24: dfff800000000000 [ 78.958653][ T5569] x23: ffff0000dddd49b0 x22: 1fffe0001bbba90b x21: 1fffe0001bbba90a [ 78.959881][ T5569] x20: 00000000ffffffe4 x19: ffff0000ebd019d0 x18: 0000000000000001 [ 78.961091][ T5569] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 78.962411][ T5569] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 78.963593][ T5569] x11: 0000000000000000 x10: 0000000000000000 x9 : 6f6663c3c1f1d800 [ 78.964845][ T5569] x8 : 6f6663c3c1f1d800 x7 : 0000000000000001 x6 : 0000000000000001 [ 78.965987][ T5569] x5 : ffff800021a96e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 78.967170][ T5569] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 78.968330][ T5569] Call trace: [ 78.968823][ T5569] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 78.969881][ T5569] __btrfs_end_transaction+0x13c/0x608 [ 78.970826][ T5569] btrfs_end_transaction+0x24/0x34 [ 78.971699][ T5569] btrfs_inc_block_group_ro+0x4ec/0x558 [ 78.972584][ T5569] btrfs_relocate_block_group+0x2b8/0x8a4 [ 78.973447][ T5569] btrfs_relocate_chunk+0xb8/0x280 [ 78.974237][ T5569] __btrfs_balance+0x1170/0x1ba4 [ 78.975077][ T5569] btrfs_balance+0xac4/0x1138 [ 78.975770][ T5569] btrfs_ioctl_balance+0x4cc/0x658 [ 78.976634][ T5569] btrfs_ioctl+0x8d0/0xb38 [ 78.977328][ T5569] __arm64_sys_ioctl+0x14c/0x1c8 [ 78.978103][ T5569] invoke_syscall+0x98/0x2b8 [ 78.978807][ T5569] el0_svc_common+0x138/0x258 [ 78.979543][ T5569] do_el0_svc+0x58/0x14c [ 78.980285][ T5569] el0_svc+0x78/0x1e0 [ 78.980899][ T5569] el0t_64_sync_handler+0xcc/0xe4 [ 78.981689][ T5569] el0t_64_sync+0x1a0/0x1a4 [ 78.982347][ T5569] irq event stamp: 79718 [ 78.982984][ T5569] hardirqs last enabled at (79717): [] __up_console_sem+0xb4/0x100 [ 78.984504][ T5569] hardirqs last disabled at (79718): [] el1_dbg+0x24/0x80 [ 78.985996][ T5569] softirqs last enabled at (79578): [] local_bh_enable+0x10/0x34 [ 78.987519][ T5569] softirqs last disabled at (79576): [] local_bh_disable+0x10/0x34 [ 78.989079][ T5569] ---[ end trace 9b4a59d6fcc809bc ]--- [ 78.992675][ T5569] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 78.994192][ T5569] BTRFS info (device loop0): forced readonly [ 78.995090][ T5569] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 78.996770][ T5569] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 78.998313][ T5569] BTRFS info (device loop0): balance: ended with status: -30 [ 79.130487][ T5591] loop0: detected capacity change from 0 to 32768 [ 79.135197][ T5591] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.38 (5591) [ 79.138249][ T5591] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 79.139579][ T5591] BTRFS info (device loop0): using free space tree [ 79.140523][ T5591] BTRFS info (device loop0): has skinny extents [ 79.152103][ T5591] BTRFS info (device loop0): enabling ssd optimizations [ 79.156545][ T5591] BTRFS info (device loop0): balance: start -s [ 79.157733][ T5591] ------------[ cut here ]------------ [ 79.158658][ T5591] WARNING: CPU: 1 PID: 5591 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 79.160211][ T5591] Modules linked in: [ 79.160782][ T5591] CPU: 1 PID: 5591 Comm: syz.0.38 Tainted: G W syzkaller #0 [ 79.161931][ T5591] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 79.163369][ T5591] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 79.164615][ T5591] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 79.165735][ T5591] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 79.166836][ T5591] sp : ffff800021a97540 [ 79.167457][ T5591] x29: ffff800021a97710 x28: ffff0000d9afc858 x27: ffff0000df14c480 [ 79.168719][ T5591] x26: ffff0000df14c478 x25: ffff0000d9afc850 x24: dfff800000000000 [ 79.170107][ T5591] x23: ffff0000d9afc9b0 x22: 1fffe0001b35f90b x21: 1fffe0001b35f90a [ 79.171425][ T5591] x20: 00000000ffffffe4 x19: ffff0000d18cd9d0 x18: 0000000000000001 [ 79.172711][ T5591] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 79.174082][ T5591] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 79.175399][ T5591] x11: 0000000000000000 x10: 0000000000000000 x9 : a93804d102c3f100 [ 79.176612][ T5591] x8 : a93804d102c3f100 x7 : 0000000000000001 x6 : 0000000000000001 [ 79.177850][ T5591] x5 : ffff800021a96e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 79.179061][ T5591] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 79.180341][ T5591] Call trace: [ 79.180861][ T5591] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 79.181872][ T5591] __btrfs_end_transaction+0x13c/0x608 [ 79.182796][ T5591] btrfs_end_transaction+0x24/0x34 [ 79.183597][ T5591] btrfs_inc_block_group_ro+0x4ec/0x558 [ 79.184438][ T5591] btrfs_relocate_block_group+0x2b8/0x8a4 [ 79.185313][ T5591] btrfs_relocate_chunk+0xb8/0x280 [ 79.186119][ T5591] __btrfs_balance+0x1170/0x1ba4 [ 79.186962][ T5591] btrfs_balance+0xac4/0x1138 [ 79.187673][ T5591] btrfs_ioctl_balance+0x4cc/0x658 [ 79.188428][ T5591] btrfs_ioctl+0x8d0/0xb38 [ 79.189196][ T5591] __arm64_sys_ioctl+0x14c/0x1c8 [ 79.189945][ T5591] invoke_syscall+0x98/0x2b8 [ 79.190645][ T5591] el0_svc_common+0x138/0x258 [ 79.191378][ T5591] do_el0_svc+0x58/0x14c [ 79.192063][ T5591] el0_svc+0x78/0x1e0 [ 79.192654][ T5591] el0t_64_sync_handler+0xcc/0xe4 [ 79.193367][ T5591] el0t_64_sync+0x1a0/0x1a4 [ 79.194060][ T5591] irq event stamp: 79444 [ 79.194781][ T5591] hardirqs last enabled at (79443): [] __up_console_sem+0xb4/0x100 [ 79.196410][ T5591] hardirqs last disabled at (79444): [] el1_dbg+0x24/0x80 [ 79.197637][ T5591] softirqs last enabled at (79318): [] local_bh_enable+0x10/0x34 [ 79.199161][ T5591] softirqs last disabled at (79316): [] local_bh_disable+0x10/0x34 [ 79.200670][ T5591] ---[ end trace 9b4a59d6fcc809bd ]--- [ 79.204201][ T5591] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 79.205824][ T5591] BTRFS info (device loop0): forced readonly [ 79.206723][ T5591] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 79.208284][ T5591] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 79.209936][ T5591] BTRFS info (device loop0): balance: ended with status: -30 [ 79.344932][ T5613] loop0: detected capacity change from 0 to 32768 [ 79.434591][ T5613] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.39 (5613) [ 79.437511][ T5613] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 79.438836][ T5613] BTRFS info (device loop0): using free space tree [ 79.439823][ T5613] BTRFS info (device loop0): has skinny extents [ 79.447980][ T5613] BTRFS info (device loop0): enabling ssd optimizations [ 79.453468][ T5613] BTRFS info (device loop0): balance: start -s [ 79.454685][ T5613] ------------[ cut here ]------------ [ 79.455613][ T5613] WARNING: CPU: 1 PID: 5613 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 79.457236][ T5613] Modules linked in: [ 79.457824][ T5613] CPU: 1 PID: 5613 Comm: syz.0.39 Tainted: G W syzkaller #0 [ 79.459074][ T5613] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 79.460444][ T5613] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 79.461556][ T5613] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 79.462541][ T5613] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 79.463501][ T5613] sp : ffff800021a97540 [ 79.464100][ T5613] x29: ffff800021a97710 x28: ffff0000d67e4058 x27: ffff0000df14cab0 [ 79.465228][ T5613] x26: ffff0000df14caa8 x25: ffff0000d67e4050 x24: dfff800000000000 [ 79.466421][ T5613] x23: ffff0000d67e41b0 x22: 1fffe0001acfc80b x21: 1fffe0001acfc80a [ 79.467627][ T5613] x20: 00000000ffffffe4 x19: ffff0000d18cd9d0 x18: 0000000000000001 [ 79.468913][ T5613] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 79.470192][ T5613] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 79.471487][ T5613] x11: 0000000000000000 x10: 0000000000000000 x9 : 424a1b4ea80e7500 [ 79.472816][ T5613] x8 : 424a1b4ea80e7500 x7 : 0000000000000001 x6 : 0000000000000001 [ 79.474059][ T5613] x5 : ffff800021a96e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 79.475336][ T5613] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 79.476462][ T5613] Call trace: [ 79.476942][ T5613] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 79.477884][ T5613] __btrfs_end_transaction+0x13c/0x608 [ 79.478711][ T5613] btrfs_end_transaction+0x24/0x34 [ 79.479457][ T5613] btrfs_inc_block_group_ro+0x4ec/0x558 [ 79.480282][ T5613] btrfs_relocate_block_group+0x2b8/0x8a4 [ 79.481163][ T5613] btrfs_relocate_chunk+0xb8/0x280 [ 79.482008][ T5613] __btrfs_balance+0x1170/0x1ba4 [ 79.482864][ T5613] btrfs_balance+0xac4/0x1138 [ 79.483628][ T5613] btrfs_ioctl_balance+0x4cc/0x658 [ 79.484443][ T5613] btrfs_ioctl+0x8d0/0xb38 [ 79.485229][ T5613] __arm64_sys_ioctl+0x14c/0x1c8 [ 79.486017][ T5613] invoke_syscall+0x98/0x2b8 [ 79.486795][ T5613] el0_svc_common+0x138/0x258 [ 79.487573][ T5613] do_el0_svc+0x58/0x14c [ 79.488257][ T5613] el0_svc+0x78/0x1e0 [ 79.488856][ T5613] el0t_64_sync_handler+0xcc/0xe4 [ 79.489632][ T5613] el0t_64_sync+0x1a0/0x1a4 [ 79.490289][ T5613] irq event stamp: 79560 [ 79.490930][ T5613] hardirqs last enabled at (79559): [] __up_console_sem+0xb4/0x100 [ 79.492381][ T5613] hardirqs last disabled at (79560): [] el1_dbg+0x24/0x80 [ 79.493842][ T5613] softirqs last enabled at (79432): [] local_bh_enable+0x10/0x34 [ 79.495479][ T5613] softirqs last disabled at (79430): [] local_bh_disable+0x10/0x34 [ 79.496952][ T5613] ---[ end trace 9b4a59d6fcc809be ]--- [ 79.500887][ T5613] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 79.502587][ T5613] BTRFS info (device loop0): forced readonly [ 79.503479][ T5613] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 79.505079][ T5613] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 79.506796][ T5613] BTRFS info (device loop0): balance: ended with status: -30 [ 79.622232][ T4176] Bluetooth: hci0: command 0x0419 tx timeout [ 79.640224][ T5635] loop0: detected capacity change from 0 to 32768 [ 79.673105][ T5635] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.40 (5635) [ 79.714633][ T5635] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 79.716017][ T5635] BTRFS info (device loop0): using free space tree [ 79.717070][ T5635] BTRFS info (device loop0): has skinny extents [ 79.725428][ T5635] BTRFS info (device loop0): enabling ssd optimizations [ 79.731827][ T5635] BTRFS info (device loop0): balance: start -s [ 79.733521][ T5635] ------------[ cut here ]------------ [ 79.734446][ T5635] WARNING: CPU: 0 PID: 5635 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 79.736012][ T5635] Modules linked in: [ 79.736615][ T5635] CPU: 0 PID: 5635 Comm: syz.0.40 Tainted: G W syzkaller #0 [ 79.737958][ T5635] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 79.739487][ T5635] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 79.740607][ T5635] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 79.741516][ T5635] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 79.742538][ T5635] sp : ffff800021d57540 [ 79.743185][ T5635] x29: ffff800021d57710 x28: ffff0000c88f8058 x27: ffff0000df149740 [ 79.744436][ T5635] x26: ffff0000df149738 x25: ffff0000c88f8050 x24: dfff800000000000 [ 79.745693][ T5635] x23: ffff0000c88f81b0 x22: 1fffe0001911f00b x21: 1fffe0001911f00a [ 79.746938][ T5635] x20: 00000000ffffffe4 x19: ffff0000ca3ad9d0 x18: 0000000000000001 [ 79.748189][ T5635] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 79.749536][ T5635] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 79.750785][ T5635] x11: 0000000000000000 x10: 0000000000000000 x9 : 215de5c26d96a900 [ 79.752125][ T5635] x8 : 215de5c26d96a900 x7 : 0000000000000001 x6 : 0000000000000001 [ 79.753392][ T5635] x5 : ffff800021d56e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 79.754676][ T5635] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 79.755964][ T5635] Call trace: [ 79.756496][ T5635] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 79.757512][ T5635] __btrfs_end_transaction+0x13c/0x608 [ 79.758448][ T5635] btrfs_end_transaction+0x24/0x34 [ 79.759281][ T5635] btrfs_inc_block_group_ro+0x4ec/0x558 [ 79.760206][ T5635] btrfs_relocate_block_group+0x2b8/0x8a4 [ 79.761053][ T5635] btrfs_relocate_chunk+0xb8/0x280 [ 79.761815][ T5635] __btrfs_balance+0x1170/0x1ba4 [ 79.762568][ T5635] btrfs_balance+0xac4/0x1138 [ 79.763249][ T5635] btrfs_ioctl_balance+0x4cc/0x658 [ 79.763990][ T5635] btrfs_ioctl+0x8d0/0xb38 [ 79.764659][ T5635] __arm64_sys_ioctl+0x14c/0x1c8 [ 79.765432][ T5635] invoke_syscall+0x98/0x2b8 [ 79.766140][ T5635] el0_svc_common+0x138/0x258 [ 79.766930][ T5635] do_el0_svc+0x58/0x14c [ 79.767641][ T5635] el0_svc+0x78/0x1e0 [ 79.768299][ T5635] el0t_64_sync_handler+0xcc/0xe4 [ 79.769124][ T5635] el0t_64_sync+0x1a0/0x1a4 [ 79.769832][ T5635] irq event stamp: 79434 [ 79.770462][ T5635] hardirqs last enabled at (79433): [] __up_console_sem+0xb4/0x100 [ 79.771948][ T5635] hardirqs last disabled at (79434): [] el1_dbg+0x24/0x80 [ 79.773264][ T5635] softirqs last enabled at (79354): [] handle_softirqs+0xa4c/0xbf0 [ 79.774761][ T5635] softirqs last disabled at (79317): [] __irq_exit_rcu+0x240/0x440 [ 79.776153][ T5635] ---[ end trace 9b4a59d6fcc809bf ]--- [ 79.777969][ T5635] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 79.779595][ T5635] BTRFS info (device loop0): forced readonly [ 79.780612][ T5635] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 79.782488][ T5635] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 79.784054][ T5635] BTRFS info (device loop0): balance: ended with status: -30 [ 79.916297][ T5657] loop0: detected capacity change from 0 to 32768 [ 79.994581][ T5657] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.41 (5657) [ 79.997981][ T5657] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 79.999390][ T5657] BTRFS info (device loop0): using free space tree [ 80.000357][ T5657] BTRFS info (device loop0): has skinny extents [ 80.011085][ T5657] BTRFS info (device loop0): enabling ssd optimizations [ 80.024916][ T5657] BTRFS info (device loop0): balance: start -s [ 80.026161][ T5657] ------------[ cut here ]------------ [ 80.027138][ T5657] WARNING: CPU: 1 PID: 5657 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 80.028801][ T5657] Modules linked in: [ 80.029334][ T5657] CPU: 1 PID: 5657 Comm: syz.0.41 Tainted: G W syzkaller #0 [ 80.030555][ T5657] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 80.032056][ T5657] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 80.033281][ T5657] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 80.034332][ T5657] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 80.035397][ T5657] sp : ffff800021f27540 [ 80.036056][ T5657] x29: ffff800021f27710 x28: ffff0000d6e97858 x27: ffff0000df14cc10 [ 80.037331][ T5657] x26: ffff0000df14cc08 x25: ffff0000d6e97850 x24: dfff800000000000 [ 80.038612][ T5657] x23: ffff0000d6e979b0 x22: 1fffe0001add2f0b x21: 1fffe0001add2f0a [ 80.039981][ T5657] x20: 00000000ffffffe4 x19: ffff0000e70699d0 x18: 0000000000000001 [ 80.041277][ T5657] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 80.042467][ T5657] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 80.043648][ T5657] x11: 0000000000000000 x10: 0000000000000000 x9 : 6e1ed46f95c7b100 [ 80.044852][ T5657] x8 : 6e1ed46f95c7b100 x7 : 0000000000000001 x6 : 0000000000000001 [ 80.046048][ T5657] x5 : ffff800021f26e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 80.047318][ T5657] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 80.048679][ T5657] Call trace: [ 80.049167][ T5657] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 80.050104][ T5657] __btrfs_end_transaction+0x13c/0x608 [ 80.050989][ T5657] btrfs_end_transaction+0x24/0x34 [ 80.051813][ T5657] btrfs_inc_block_group_ro+0x4ec/0x558 [ 80.052721][ T5657] btrfs_relocate_block_group+0x2b8/0x8a4 [ 80.053580][ T5657] btrfs_relocate_chunk+0xb8/0x280 [ 80.054414][ T5657] __btrfs_balance+0x1170/0x1ba4 [ 80.055250][ T5657] btrfs_balance+0xac4/0x1138 [ 80.055998][ T5657] btrfs_ioctl_balance+0x4cc/0x658 [ 80.056752][ T5657] btrfs_ioctl+0x8d0/0xb38 [ 80.057432][ T5657] __arm64_sys_ioctl+0x14c/0x1c8 [ 80.058242][ T5657] invoke_syscall+0x98/0x2b8 [ 80.058963][ T5657] el0_svc_common+0x138/0x258 [ 80.059674][ T5657] do_el0_svc+0x58/0x14c [ 80.060286][ T5657] el0_svc+0x78/0x1e0 [ 80.060894][ T5657] el0t_64_sync_handler+0xcc/0xe4 [ 80.061675][ T5657] el0t_64_sync+0x1a0/0x1a4 [ 80.062364][ T5657] irq event stamp: 79344 [ 80.063051][ T5657] hardirqs last enabled at (79343): [] __up_console_sem+0xb4/0x100 [ 80.064587][ T5657] hardirqs last disabled at (79344): [] el1_dbg+0x24/0x80 [ 80.065920][ T5657] softirqs last enabled at (79210): [] local_bh_enable+0x10/0x34 [ 80.067432][ T5657] softirqs last disabled at (79208): [] local_bh_disable+0x10/0x34 [ 80.068782][ T5657] ---[ end trace 9b4a59d6fcc809c0 ]--- [ 80.072337][ T5657] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 80.074019][ T5657] BTRFS info (device loop0): forced readonly [ 80.074942][ T5657] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 80.076898][ T5657] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 80.078564][ T5657] BTRFS info (device loop0): balance: ended with status: -30 [ 80.208648][ T5678] loop0: detected capacity change from 0 to 32768 [ 80.215709][ T5678] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.42 (5678) [ 80.219854][ T5678] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 80.221129][ T5678] BTRFS info (device loop0): using free space tree [ 80.222067][ T5678] BTRFS info (device loop0): has skinny extents [ 80.229129][ T5678] BTRFS info (device loop0): enabling ssd optimizations [ 80.234437][ T5678] BTRFS info (device loop0): balance: start -s [ 80.235693][ T5678] ------------[ cut here ]------------ [ 80.236657][ T5678] WARNING: CPU: 1 PID: 5678 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 80.238373][ T5678] Modules linked in: [ 80.238972][ T5678] CPU: 1 PID: 5678 Comm: syz.0.42 Tainted: G W syzkaller #0 [ 80.240260][ T5678] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 80.241944][ T5678] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 80.243236][ T5678] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 80.244272][ T5678] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 80.245398][ T5678] sp : ffff800021f27540 [ 80.246121][ T5678] x29: ffff800021f27710 x28: ffff0000d9d0f858 x27: ffff0000df14cd70 [ 80.247481][ T5678] x26: ffff0000df14cd68 x25: ffff0000d9d0f850 x24: dfff800000000000 [ 80.248731][ T5678] x23: ffff0000d9d0f9b0 x22: 1fffe0001b3a1f0b x21: 1fffe0001b3a1f0a [ 80.249956][ T5678] x20: 00000000ffffffe4 x19: ffff0000db0159d0 x18: 0000000000000001 [ 80.251147][ T5678] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 80.252413][ T5678] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 80.253657][ T5678] x11: 0000000000000000 x10: 0000000000000000 x9 : 91ea0f2fd91a7600 [ 80.254906][ T5678] x8 : 91ea0f2fd91a7600 x7 : 0000000000000001 x6 : 0000000000000001 [ 80.256228][ T5678] x5 : ffff800021f26e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 80.257612][ T5678] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 80.258975][ T5678] Call trace: [ 80.259551][ T5678] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 80.260616][ T5678] __btrfs_end_transaction+0x13c/0x608 [ 80.261489][ T5678] btrfs_end_transaction+0x24/0x34 [ 80.262327][ T5678] btrfs_inc_block_group_ro+0x4ec/0x558 [ 80.263140][ T5678] btrfs_relocate_block_group+0x2b8/0x8a4 [ 80.264022][ T5678] btrfs_relocate_chunk+0xb8/0x280 [ 80.264824][ T5678] __btrfs_balance+0x1170/0x1ba4 [ 80.265636][ T5678] btrfs_balance+0xac4/0x1138 [ 80.266398][ T5678] btrfs_ioctl_balance+0x4cc/0x658 [ 80.267201][ T5678] btrfs_ioctl+0x8d0/0xb38 [ 80.267859][ T5678] __arm64_sys_ioctl+0x14c/0x1c8 [ 80.268579][ T5678] invoke_syscall+0x98/0x2b8 [ 80.269232][ T5678] el0_svc_common+0x138/0x258 [ 80.269919][ T5678] do_el0_svc+0x58/0x14c [ 80.270632][ T5678] el0_svc+0x78/0x1e0 [ 80.271284][ T5678] el0t_64_sync_handler+0xcc/0xe4 [ 80.272057][ T5678] el0t_64_sync+0x1a0/0x1a4 [ 80.272778][ T5678] irq event stamp: 79820 [ 80.273424][ T5678] hardirqs last enabled at (79819): [] __up_console_sem+0xb4/0x100 [ 80.274907][ T5678] hardirqs last disabled at (79820): [] el1_dbg+0x24/0x80 [ 80.276234][ T5678] softirqs last enabled at (79694): [] local_bh_enable+0x10/0x34 [ 80.277799][ T5678] softirqs last disabled at (79692): [] local_bh_disable+0x10/0x34 [ 80.279335][ T5678] ---[ end trace 9b4a59d6fcc809c1 ]--- [ 80.282638][ T5678] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 80.284116][ T5678] BTRFS info (device loop0): forced readonly [ 80.285050][ T5678] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 80.286712][ T5678] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 80.288347][ T5678] BTRFS info (device loop0): balance: ended with status: -30 [ 80.433643][ T5700] loop0: detected capacity change from 0 to 32768 [ 80.534582][ T5700] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.43 (5700) [ 80.537617][ T5700] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 80.539021][ T5700] BTRFS info (device loop0): using free space tree [ 80.540010][ T5700] BTRFS info (device loop0): has skinny extents [ 80.547706][ T5700] BTRFS info (device loop0): enabling ssd optimizations [ 80.551887][ T5700] BTRFS info (device loop0): balance: start -s [ 80.553644][ T5700] ------------[ cut here ]------------ [ 80.554667][ T5700] WARNING: CPU: 1 PID: 5700 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 80.556283][ T5700] Modules linked in: [ 80.556904][ T5700] CPU: 1 PID: 5700 Comm: syz.0.43 Tainted: G W syzkaller #0 [ 80.558092][ T5700] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 80.559591][ T5700] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 80.560812][ T5700] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 80.561705][ T5700] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 80.562786][ T5700] sp : ffff800022037540 [ 80.563416][ T5700] x29: ffff800022037710 x28: ffff0000d92bb058 x27: ffff0000df14c110 [ 80.564642][ T5700] x26: ffff0000df14c108 x25: ffff0000d92bb050 x24: dfff800000000000 [ 80.566032][ T5700] x23: ffff0000d92bb1b0 x22: 1fffe0001b25760b x21: 1fffe0001b25760a [ 80.567457][ T5700] x20: 00000000ffffffe4 x19: ffff0000ea2e99d0 x18: 0000000000000001 [ 80.568823][ T5700] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 80.570135][ T5700] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 80.571435][ T5700] x11: 0000000000000000 x10: 0000000000000000 x9 : 5c0aab5aa4f90700 [ 80.572682][ T5700] x8 : 5c0aab5aa4f90700 x7 : 0000000000000001 x6 : 0000000000000001 [ 80.573857][ T5700] x5 : ffff800022036e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 80.574976][ T5700] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 80.576135][ T5700] Call trace: [ 80.576618][ T5700] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 80.577529][ T5700] __btrfs_end_transaction+0x13c/0x608 [ 80.578321][ T5700] btrfs_end_transaction+0x24/0x34 [ 80.579149][ T5700] btrfs_inc_block_group_ro+0x4ec/0x558 [ 80.580033][ T5700] btrfs_relocate_block_group+0x2b8/0x8a4 [ 80.581000][ T5700] btrfs_relocate_chunk+0xb8/0x280 [ 80.581912][ T5700] __btrfs_balance+0x1170/0x1ba4 [ 80.582754][ T5700] btrfs_balance+0xac4/0x1138 [ 80.583521][ T5700] btrfs_ioctl_balance+0x4cc/0x658 [ 80.584405][ T5700] btrfs_ioctl+0x8d0/0xb38 [ 80.585085][ T5700] __arm64_sys_ioctl+0x14c/0x1c8 [ 80.585787][ T5700] invoke_syscall+0x98/0x2b8 [ 80.586444][ T5700] el0_svc_common+0x138/0x258 [ 80.587076][ T5700] do_el0_svc+0x58/0x14c [ 80.587771][ T5700] el0_svc+0x78/0x1e0 [ 80.588391][ T5700] el0t_64_sync_handler+0xcc/0xe4 [ 80.589210][ T5700] el0t_64_sync+0x1a0/0x1a4 [ 80.589917][ T5700] irq event stamp: 79390 [ 80.590551][ T5700] hardirqs last enabled at (79389): [] __up_console_sem+0xb4/0x100 [ 80.591951][ T5700] hardirqs last disabled at (79390): [] el1_dbg+0x24/0x80 [ 80.593283][ T5700] softirqs last enabled at (79282): [] handle_softirqs+0xa4c/0xbf0 [ 80.594710][ T5700] softirqs last disabled at (79259): [] __irq_exit_rcu+0x240/0x440 [ 80.596166][ T5700] ---[ end trace 9b4a59d6fcc809c2 ]--- [ 80.597505][ T5700] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 80.599032][ T5700] BTRFS info (device loop0): forced readonly [ 80.600064][ T5700] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 80.601859][ T5700] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 80.614377][ T5700] BTRFS info (device loop0): balance: ended with status: -30 [ 80.746154][ T5722] loop0: detected capacity change from 0 to 32768 [ 80.856259][ T5722] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.44 (5722) [ 80.859969][ T5722] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 80.861572][ T5722] BTRFS info (device loop0): using free space tree [ 80.862730][ T5722] BTRFS info (device loop0): has skinny extents [ 80.869634][ T5722] BTRFS info (device loop0): enabling ssd optimizations [ 80.874248][ T5722] BTRFS info (device loop0): balance: start -s [ 80.875473][ T5722] ------------[ cut here ]------------ [ 80.876503][ T5722] WARNING: CPU: 0 PID: 5722 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 80.878340][ T5722] Modules linked in: [ 80.879045][ T5722] CPU: 0 PID: 5722 Comm: syz.0.44 Tainted: G W syzkaller #0 [ 80.880426][ T5722] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 80.881969][ T5722] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 80.883081][ T5722] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 80.884088][ T5722] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 80.885154][ T5722] sp : ffff800022217540 [ 80.885831][ T5722] x29: ffff800022217710 x28: ffff0000da491058 x27: ffff0000df149690 [ 80.887118][ T5722] x26: ffff0000df149688 x25: ffff0000da491050 x24: dfff800000000000 [ 80.888497][ T5722] x23: ffff0000da4911b0 x22: 1fffe0001b49220b x21: 1fffe0001b49220a [ 80.889796][ T5722] x20: 00000000ffffffe4 x19: ffff0000ea2e99d0 x18: 0000000000000001 [ 80.891140][ T5722] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 80.892446][ T5722] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 80.893782][ T5722] x11: 0000000000000000 x10: 0000000000000000 x9 : 7c45b2622e563800 [ 80.895060][ T5722] x8 : 7c45b2622e563800 x7 : 0000000000000001 x6 : 0000000000000001 [ 80.896382][ T5722] x5 : ffff800022216e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 80.897655][ T5722] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 80.898899][ T5722] Call trace: [ 80.899390][ T5722] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 80.900371][ T5722] __btrfs_end_transaction+0x13c/0x608 [ 80.901229][ T5722] btrfs_end_transaction+0x24/0x34 [ 80.902011][ T5722] btrfs_inc_block_group_ro+0x4ec/0x558 [ 80.902882][ T5722] btrfs_relocate_block_group+0x2b8/0x8a4 [ 80.903753][ T5722] btrfs_relocate_chunk+0xb8/0x280 [ 80.904562][ T5722] __btrfs_balance+0x1170/0x1ba4 [ 80.905285][ T5722] btrfs_balance+0xac4/0x1138 [ 80.906041][ T5722] btrfs_ioctl_balance+0x4cc/0x658 [ 80.906864][ T5722] btrfs_ioctl+0x8d0/0xb38 [ 80.907585][ T5722] __arm64_sys_ioctl+0x14c/0x1c8 [ 80.908388][ T5722] invoke_syscall+0x98/0x2b8 [ 80.909102][ T5722] el0_svc_common+0x138/0x258 [ 80.909834][ T5722] do_el0_svc+0x58/0x14c [ 80.910562][ T5722] el0_svc+0x78/0x1e0 [ 80.911192][ T5722] el0t_64_sync_handler+0xcc/0xe4 [ 80.912000][ T5722] el0t_64_sync+0x1a0/0x1a4 [ 80.912728][ T5722] irq event stamp: 79412 [ 80.913392][ T5722] hardirqs last enabled at (79411): [] __up_console_sem+0xb4/0x100 [ 80.915022][ T5722] hardirqs last disabled at (79412): [] el1_dbg+0x24/0x80 [ 80.916383][ T5722] softirqs last enabled at (79284): [] local_bh_enable+0x10/0x34 [ 80.917880][ T5722] softirqs last disabled at (79282): [] local_bh_disable+0x10/0x34 [ 80.919344][ T5722] ---[ end trace 9b4a59d6fcc809c3 ]--- [ 80.920606][ T5722] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 80.922427][ T5722] BTRFS info (device loop0): forced readonly [ 80.923331][ T5722] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 80.925024][ T5722] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 80.926588][ T5722] BTRFS info (device loop0): balance: ended with status: -30 [ 81.057684][ T5744] loop0: detected capacity change from 0 to 32768 [ 81.106257][ T5744] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.45 (5744) [ 81.109909][ T5744] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 81.111313][ T5744] BTRFS info (device loop0): using free space tree [ 81.112461][ T5744] BTRFS info (device loop0): has skinny extents [ 81.120233][ T5744] BTRFS info (device loop0): enabling ssd optimizations [ 81.125200][ T5744] BTRFS info (device loop0): balance: start -s [ 81.126523][ T5744] ------------[ cut here ]------------ [ 81.127551][ T5744] WARNING: CPU: 0 PID: 5744 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 81.129350][ T5744] Modules linked in: [ 81.129928][ T5744] CPU: 0 PID: 5744 Comm: syz.0.45 Tainted: G W syzkaller #0 [ 81.131292][ T5744] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 81.132765][ T5744] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 81.133965][ T5744] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 81.135054][ T5744] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 81.136084][ T5744] sp : ffff800022217540 [ 81.136716][ T5744] x29: ffff800022217710 x28: ffff0000d9847858 x27: ffff0000df149530 [ 81.137861][ T5744] x26: ffff0000df149528 x25: ffff0000d9847850 x24: dfff800000000000 [ 81.139135][ T5744] x23: ffff0000d98479b0 x22: 1fffe0001b308f0b x21: 1fffe0001b308f0a [ 81.140444][ T5744] x20: 00000000ffffffe4 x19: ffff0000ea2e99d0 x18: 0000000000000001 [ 81.141780][ T5744] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 81.143014][ T5744] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 81.144310][ T5744] x11: 0000000000000000 x10: 0000000000000000 x9 : 9adc58263263d100 [ 81.145620][ T5744] x8 : 9adc58263263d100 x7 : 0000000000000001 x6 : 0000000000000001 [ 81.147002][ T5744] x5 : ffff800022216e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 81.148235][ T5744] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 81.149536][ T5744] Call trace: [ 81.150074][ T5744] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 81.151092][ T5744] __btrfs_end_transaction+0x13c/0x608 [ 81.151961][ T5744] btrfs_end_transaction+0x24/0x34 [ 81.152803][ T5744] btrfs_inc_block_group_ro+0x4ec/0x558 [ 81.153662][ T5744] btrfs_relocate_block_group+0x2b8/0x8a4 [ 81.154511][ T5744] btrfs_relocate_chunk+0xb8/0x280 [ 81.155240][ T5744] __btrfs_balance+0x1170/0x1ba4 [ 81.156029][ T5744] btrfs_balance+0xac4/0x1138 [ 81.156755][ T5744] btrfs_ioctl_balance+0x4cc/0x658 [ 81.157664][ T5744] btrfs_ioctl+0x8d0/0xb38 [ 81.158437][ T5744] __arm64_sys_ioctl+0x14c/0x1c8 [ 81.159241][ T5744] invoke_syscall+0x98/0x2b8 [ 81.160010][ T5744] el0_svc_common+0x138/0x258 [ 81.160803][ T5744] do_el0_svc+0x58/0x14c [ 81.161517][ T5744] el0_svc+0x78/0x1e0 [ 81.162121][ T5744] el0t_64_sync_handler+0xcc/0xe4 [ 81.162952][ T5744] el0t_64_sync+0x1a0/0x1a4 [ 81.163664][ T5744] irq event stamp: 79858 [ 81.164302][ T5744] hardirqs last enabled at (79857): [] __up_console_sem+0xb4/0x100 [ 81.165843][ T5744] hardirqs last disabled at (79858): [] el1_dbg+0x24/0x80 [ 81.167245][ T5744] softirqs last enabled at (79732): [] local_bh_enable+0x10/0x34 [ 81.168771][ T5744] softirqs last disabled at (79730): [] local_bh_disable+0x10/0x34 [ 81.170332][ T5744] ---[ end trace 9b4a59d6fcc809c4 ]--- [ 81.171563][ T5744] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 81.173334][ T5744] BTRFS info (device loop0): forced readonly [ 81.174282][ T5744] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 81.176070][ T5744] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 81.177549][ T5744] BTRFS info (device loop0): balance: ended with status: -30 [ 81.313885][ T5766] loop0: detected capacity change from 0 to 32768 [ 81.380939][ T5766] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.46 (5766) [ 81.384175][ T5766] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 81.385532][ T5766] BTRFS info (device loop0): using free space tree [ 81.386557][ T5766] BTRFS info (device loop0): has skinny extents [ 81.394909][ T5766] BTRFS info (device loop0): enabling ssd optimizations [ 81.399202][ T5766] BTRFS info (device loop0): balance: start -s [ 81.400459][ T5766] ------------[ cut here ]------------ [ 81.401444][ T5766] WARNING: CPU: 0 PID: 5766 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 81.403222][ T5766] Modules linked in: [ 81.403843][ T5766] CPU: 0 PID: 5766 Comm: syz.0.46 Tainted: G W syzkaller #0 [ 81.405256][ T5766] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 81.406751][ T5766] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 81.407879][ T5766] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 81.408814][ T5766] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 81.409767][ T5766] sp : ffff800022217540 [ 81.410426][ T5766] x29: ffff800022217710 x28: ffff0000c12af858 x27: ffff0000df149f80 [ 81.411640][ T5766] x26: ffff0000df149f78 x25: ffff0000c12af850 x24: dfff800000000000 [ 81.412873][ T5766] x23: ffff0000c12af9b0 x22: 1fffe00018255f0b x21: 1fffe00018255f0a [ 81.414057][ T5766] x20: 00000000ffffffe4 x19: ffff0000ebb459d0 x18: 0000000000000001 [ 81.415220][ T5766] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 81.416375][ T5766] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 81.417535][ T5766] x11: 0000000000000000 x10: 0000000000000000 x9 : 82f4c856286d4300 [ 81.418730][ T5766] x8 : 82f4c856286d4300 x7 : 0000000000000001 x6 : 0000000000000001 [ 81.419927][ T5766] x5 : ffff800022216e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 81.421124][ T5766] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 81.422390][ T5766] Call trace: [ 81.422878][ T5766] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 81.423888][ T5766] __btrfs_end_transaction+0x13c/0x608 [ 81.424669][ T5766] btrfs_end_transaction+0x24/0x34 [ 81.425437][ T5766] btrfs_inc_block_group_ro+0x4ec/0x558 [ 81.426230][ T5766] btrfs_relocate_block_group+0x2b8/0x8a4 [ 81.427058][ T5766] btrfs_relocate_chunk+0xb8/0x280 [ 81.427739][ T5766] __btrfs_balance+0x1170/0x1ba4 [ 81.428486][ T5766] btrfs_balance+0xac4/0x1138 [ 81.429161][ T5766] btrfs_ioctl_balance+0x4cc/0x658 [ 81.429953][ T5766] btrfs_ioctl+0x8d0/0xb38 [ 81.430643][ T5766] __arm64_sys_ioctl+0x14c/0x1c8 [ 81.431394][ T5766] invoke_syscall+0x98/0x2b8 [ 81.432105][ T5766] el0_svc_common+0x138/0x258 [ 81.432826][ T5766] do_el0_svc+0x58/0x14c [ 81.433487][ T5766] el0_svc+0x78/0x1e0 [ 81.434061][ T5766] el0t_64_sync_handler+0xcc/0xe4 [ 81.434879][ T5766] el0t_64_sync+0x1a0/0x1a4 [ 81.435624][ T5766] irq event stamp: 79324 [ 81.436264][ T5766] hardirqs last enabled at (79323): [] __up_console_sem+0xb4/0x100 [ 81.437581][ T5766] hardirqs last disabled at (79324): [] el1_dbg+0x24/0x80 [ 81.439055][ T5766] softirqs last enabled at (79186): [] local_bh_enable+0x10/0x34 [ 81.440557][ T5766] softirqs last disabled at (79184): [] local_bh_disable+0x10/0x34 [ 81.442097][ T5766] ---[ end trace 9b4a59d6fcc809c5 ]--- [ 81.443939][ T5766] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 81.445551][ T5766] BTRFS info (device loop0): forced readonly [ 81.446458][ T5766] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 81.448063][ T5766] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 81.449670][ T5766] BTRFS info (device loop0): balance: ended with status: -30 1970/01/01 00:01:21 executed programs: 33 [ 81.585678][ T5788] loop0: detected capacity change from 0 to 32768 [ 81.606616][ T5788] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.47 (5788) [ 81.609741][ T5788] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 81.611091][ T5788] BTRFS info (device loop0): using free space tree [ 81.612015][ T5788] BTRFS info (device loop0): has skinny extents [ 81.620425][ T5788] BTRFS info (device loop0): enabling ssd optimizations [ 81.625606][ T5788] BTRFS info (device loop0): balance: start -s [ 81.626880][ T5788] ------------[ cut here ]------------ [ 81.627815][ T5788] WARNING: CPU: 0 PID: 5788 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 81.629484][ T5788] Modules linked in: [ 81.630180][ T5788] CPU: 0 PID: 5788 Comm: syz.0.47 Tainted: G W syzkaller #0 [ 81.631468][ T5788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 81.633102][ T5788] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 81.634368][ T5788] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 81.635433][ T5788] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 81.636524][ T5788] sp : ffff800022217540 [ 81.637197][ T5788] x29: ffff800022217710 x28: ffff0000d638f058 x27: ffff0000df149b60 [ 81.638436][ T5788] x26: ffff0000df149b58 x25: ffff0000d638f050 x24: dfff800000000000 [ 81.639679][ T5788] x23: ffff0000d638f1b0 x22: 1fffe0001ac71e0b x21: 1fffe0001ac71e0a [ 81.640896][ T5788] x20: 00000000ffffffe4 x19: ffff0000ebb459d0 x18: 0000000000000001 [ 81.642048][ T5788] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 81.643195][ T5788] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 81.644477][ T5788] x11: 0000000000000000 x10: 0000000000000000 x9 : ca636db2dffb2e00 [ 81.645746][ T5788] x8 : ca636db2dffb2e00 x7 : 0000000000000001 x6 : 0000000000000001 [ 81.646915][ T5788] x5 : ffff800022216e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 81.648135][ T5788] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 81.649381][ T5788] Call trace: [ 81.649853][ T5788] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 81.650826][ T5788] __btrfs_end_transaction+0x13c/0x608 [ 81.651660][ T5788] btrfs_end_transaction+0x24/0x34 [ 81.652394][ T5788] btrfs_inc_block_group_ro+0x4ec/0x558 [ 81.653223][ T5788] btrfs_relocate_block_group+0x2b8/0x8a4 [ 81.654079][ T5788] btrfs_relocate_chunk+0xb8/0x280 [ 81.654781][ T5788] __btrfs_balance+0x1170/0x1ba4 [ 81.655500][ T5788] btrfs_balance+0xac4/0x1138 [ 81.656136][ T5788] btrfs_ioctl_balance+0x4cc/0x658 [ 81.656850][ T5788] btrfs_ioctl+0x8d0/0xb38 [ 81.657540][ T5788] __arm64_sys_ioctl+0x14c/0x1c8 [ 81.658285][ T5788] invoke_syscall+0x98/0x2b8 [ 81.658944][ T5788] el0_svc_common+0x138/0x258 [ 81.659654][ T5788] do_el0_svc+0x58/0x14c [ 81.660253][ T5788] el0_svc+0x78/0x1e0 [ 81.660819][ T5788] el0t_64_sync_handler+0xcc/0xe4 [ 81.661506][ T5788] el0t_64_sync+0x1a0/0x1a4 [ 81.662125][ T5788] irq event stamp: 79144 [ 81.662690][ T5788] hardirqs last enabled at (79143): [] __up_console_sem+0xb4/0x100 [ 81.663985][ T5788] hardirqs last disabled at (79144): [] el1_dbg+0x24/0x80 [ 81.665268][ T5788] softirqs last enabled at (79014): [] local_bh_enable+0x10/0x34 [ 81.666625][ T5788] softirqs last disabled at (79012): [] local_bh_disable+0x10/0x34 [ 81.668104][ T5788] ---[ end trace 9b4a59d6fcc809c6 ]--- [ 81.671424][ T5788] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 81.673032][ T5788] BTRFS info (device loop0): forced readonly [ 81.674019][ T5788] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 81.675741][ T5788] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 81.677367][ T5788] BTRFS info (device loop0): balance: ended with status: -30 [ 81.824664][ T5810] loop0: detected capacity change from 0 to 32768 [ 81.868051][ T5810] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.48 (5810) [ 81.870993][ T5810] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 81.872318][ T5810] BTRFS info (device loop0): using free space tree [ 81.873394][ T5810] BTRFS info (device loop0): has skinny extents [ 81.881803][ T5810] BTRFS info (device loop0): enabling ssd optimizations [ 81.886704][ T5810] BTRFS info (device loop0): balance: start -s [ 81.887962][ T5810] ------------[ cut here ]------------ [ 81.888949][ T5810] WARNING: CPU: 1 PID: 5810 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 81.890625][ T5810] Modules linked in: [ 81.891167][ T5810] CPU: 1 PID: 5810 Comm: syz.0.48 Tainted: G W syzkaller #0 [ 81.892641][ T5810] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 81.894211][ T5810] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 81.895373][ T5810] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 81.896335][ T5810] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 81.897214][ T5810] sp : ffff800022177540 [ 81.897871][ T5810] x29: ffff800022177710 x28: ffff0000dce89858 x27: ffff0000df14c3d0 [ 81.899113][ T5810] x26: ffff0000df14c3c8 x25: ffff0000dce89850 x24: dfff800000000000 [ 81.900254][ T5810] x23: ffff0000dce899b0 x22: 1fffe0001b9d130b x21: 1fffe0001b9d130a [ 81.901558][ T5810] x20: 00000000ffffffe4 x19: ffff0000d0b019d0 x18: 0000000000000001 [ 81.902774][ T5810] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 81.904034][ T5810] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 81.905378][ T5810] x11: 0000000000000000 x10: 0000000000000000 x9 : 0b5c74bd0429d000 [ 81.906640][ T5810] x8 : 0b5c74bd0429d000 x7 : 0000000000000001 x6 : 0000000000000001 [ 81.907893][ T5810] x5 : ffff800022176e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 81.909108][ T5810] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 81.910434][ T5810] Call trace: [ 81.910972][ T5810] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 81.912001][ T5810] __btrfs_end_transaction+0x13c/0x608 [ 81.912828][ T5810] btrfs_end_transaction+0x24/0x34 [ 81.913598][ T5810] btrfs_inc_block_group_ro+0x4ec/0x558 [ 81.914449][ T5810] btrfs_relocate_block_group+0x2b8/0x8a4 [ 81.915359][ T5810] btrfs_relocate_chunk+0xb8/0x280 [ 81.916066][ T5810] __btrfs_balance+0x1170/0x1ba4 [ 81.916827][ T5810] btrfs_balance+0xac4/0x1138 [ 81.917525][ T5810] btrfs_ioctl_balance+0x4cc/0x658 [ 81.918294][ T5810] btrfs_ioctl+0x8d0/0xb38 [ 81.918936][ T5810] __arm64_sys_ioctl+0x14c/0x1c8 [ 81.919636][ T5810] invoke_syscall+0x98/0x2b8 [ 81.920284][ T5810] el0_svc_common+0x138/0x258 [ 81.920975][ T5810] do_el0_svc+0x58/0x14c [ 81.921630][ T5810] el0_svc+0x78/0x1e0 [ 81.922234][ T5810] el0t_64_sync_handler+0xcc/0xe4 [ 81.923106][ T5810] el0t_64_sync+0x1a0/0x1a4 [ 81.923860][ T5810] irq event stamp: 79396 [ 81.924512][ T5810] hardirqs last enabled at (79395): [] __up_console_sem+0xb4/0x100 [ 81.926007][ T5810] hardirqs last disabled at (79396): [] el1_dbg+0x24/0x80 [ 81.927432][ T5810] softirqs last enabled at (79268): [] local_bh_enable+0x10/0x34 [ 81.928938][ T5810] softirqs last disabled at (79266): [] local_bh_disable+0x10/0x34 [ 81.930486][ T5810] ---[ end trace 9b4a59d6fcc809c7 ]--- [ 81.932572][ T5810] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 81.934283][ T5810] BTRFS info (device loop0): forced readonly [ 81.935974][ T5810] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 81.937676][ T5810] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 81.939411][ T5810] BTRFS info (device loop0): balance: ended with status: -30 [ 82.078472][ T5832] loop0: detected capacity change from 0 to 32768 [ 82.082961][ T5832] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.49 (5832) [ 82.086179][ T5832] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 82.087510][ T5832] BTRFS info (device loop0): using free space tree [ 82.106084][ T5832] ------------[ cut here ]------------ [ 82.107075][ T5832] WARNING: CPU: 0 PID: 5832 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 82.108819][ T5832] Modules linked in: [ 82.109449][ T5832] CPU: 0 PID: 5832 Comm: syz.0.49 Tainted: G W syzkaller #0 [ 82.110876][ T5832] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 82.112458][ T5832] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 82.113714][ T5832] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 82.114799][ T5832] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 82.115908][ T5832] sp : ffff800022a37540 [ 82.116544][ T5832] x29: ffff800022a37710 x28: ffff0000ca63f058 x27: ffff0000df149cc0 [ 82.117787][ T5832] x26: ffff0000df149cb8 x25: ffff0000ca63f050 x24: dfff800000000000 [ 82.119010][ T5832] x23: ffff0000ca63f1b0 x22: 1fffe000194c7e0b x21: 1fffe000194c7e0a [ 82.120321][ T5832] x20: 00000000ffffffe4 x19: ffff0000ec0ad9d0 x18: 0000000000000001 [ 82.121623][ T5832] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 82.122939][ T5832] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 82.124232][ T5832] x11: 0000000000000000 x10: 0000000000000000 x9 : 9211000b2c249600 [ 82.125432][ T5832] x8 : 9211000b2c249600 x7 : 0000000000000001 x6 : 0000000000000001 [ 82.126640][ T5832] x5 : ffff800022a36e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 82.127952][ T5832] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 82.129264][ T5832] Call trace: [ 82.129791][ T5832] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 82.130888][ T5832] __btrfs_end_transaction+0x13c/0x608 [ 82.131773][ T5832] btrfs_end_transaction+0x24/0x34 [ 82.132552][ T5832] btrfs_inc_block_group_ro+0x4ec/0x558 [ 82.133451][ T5832] btrfs_relocate_block_group+0x2b8/0x8a4 [ 82.134373][ T5832] btrfs_relocate_chunk+0xb8/0x280 [ 82.135181][ T5832] __btrfs_balance+0x1170/0x1ba4 [ 82.135986][ T5832] btrfs_balance+0xac4/0x1138 [ 82.136711][ T5832] btrfs_ioctl_balance+0x4cc/0x658 [ 82.137504][ T5832] btrfs_ioctl+0x8d0/0xb38 [ 82.138190][ T5832] __arm64_sys_ioctl+0x14c/0x1c8 [ 82.138973][ T5832] invoke_syscall+0x98/0x2b8 [ 82.139665][ T5832] el0_svc_common+0x138/0x258 [ 82.140331][ T5832] do_el0_svc+0x58/0x14c [ 82.140978][ T5832] el0_svc+0x78/0x1e0 [ 82.141633][ T5832] el0t_64_sync_handler+0xcc/0xe4 [ 82.142490][ T5832] el0t_64_sync+0x1a0/0x1a4 [ 82.143208][ T5832] irq event stamp: 79698 [ 82.143860][ T5832] hardirqs last enabled at (79697): [] __up_console_sem+0xb4/0x100 [ 82.145265][ T5832] hardirqs last disabled at (79698): [] el1_dbg+0x24/0x80 [ 82.146491][ T5832] softirqs last enabled at (79584): [] local_bh_enable+0x10/0x34 [ 82.147935][ T5832] softirqs last disabled at (79582): [] local_bh_disable+0x10/0x34 [ 82.149448][ T5832] ---[ end trace 9b4a59d6fcc809c8 ]--- [ 82.153664][ T5832] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 82.155747][ T5832] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 82.157472][ T5832] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 82.353140][ T5854] loop0: detected capacity change from 0 to 32768 [ 82.374659][ T5854] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.50 (5854) [ 82.496178][ T5854] ------------[ cut here ]------------ [ 82.497218][ T5854] WARNING: CPU: 1 PID: 5854 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 82.498947][ T5854] Modules linked in: [ 82.499627][ T5854] CPU: 1 PID: 5854 Comm: syz.0.50 Tainted: G W syzkaller #0 [ 82.501050][ T5854] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 82.502651][ T5854] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 82.503918][ T5854] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 82.505026][ T5854] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 82.506137][ T5854] sp : ffff800022c57540 [ 82.506832][ T5854] x29: ffff800022c57710 x28: ffff0000dddd1058 x27: ffff0000df14c950 [ 82.508150][ T5854] x26: ffff0000df14c948 x25: ffff0000dddd1050 x24: dfff800000000000 [ 82.509406][ T5854] x23: ffff0000dddd11b0 x22: 1fffe0001bbba20b x21: 1fffe0001bbba20a [ 82.510621][ T5854] x20: 00000000ffffffe4 x19: ffff0000ec0c59d0 x18: 0000000000000001 [ 82.511812][ T5854] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 82.513083][ T5854] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 82.514416][ T5854] x11: 0000000000000000 x10: 0000000000000000 x9 : 74207f95bd5b1900 [ 82.515617][ T5854] x8 : 74207f95bd5b1900 x7 : 0000000000000001 x6 : 0000000000000001 [ 82.516975][ T5854] x5 : ffff800022c56e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 82.518338][ T5854] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 82.519599][ T5854] Call trace: [ 82.520121][ T5854] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 82.521126][ T5854] __btrfs_end_transaction+0x13c/0x608 [ 82.521992][ T5854] btrfs_end_transaction+0x24/0x34 [ 82.522794][ T5854] btrfs_inc_block_group_ro+0x4ec/0x558 [ 82.523654][ T5854] btrfs_relocate_block_group+0x2b8/0x8a4 [ 82.524569][ T5854] btrfs_relocate_chunk+0xb8/0x280 [ 82.525438][ T5854] __btrfs_balance+0x1170/0x1ba4 [ 82.526236][ T5854] btrfs_balance+0xac4/0x1138 [ 82.527004][ T5854] btrfs_ioctl_balance+0x4cc/0x658 [ 82.527871][ T5854] btrfs_ioctl+0x8d0/0xb38 [ 82.528564][ T5854] __arm64_sys_ioctl+0x14c/0x1c8 [ 82.529390][ T5854] invoke_syscall+0x98/0x2b8 [ 82.530182][ T5854] el0_svc_common+0x138/0x258 [ 82.530945][ T5854] do_el0_svc+0x58/0x14c [ 82.531626][ T5854] el0_svc+0x78/0x1e0 [ 82.532203][ T5854] el0t_64_sync_handler+0xcc/0xe4 [ 82.533059][ T5854] el0t_64_sync+0x1a0/0x1a4 [ 82.533762][ T5854] irq event stamp: 79474 [ 82.534452][ T5854] hardirqs last enabled at (79473): [] __up_console_sem+0xb4/0x100 [ 82.535900][ T5854] hardirqs last disabled at (79474): [] el1_dbg+0x24/0x80 [ 82.537245][ T5854] softirqs last enabled at (79360): [] local_bh_enable+0x10/0x34 [ 82.538772][ T5854] softirqs last disabled at (79358): [] local_bh_disable+0x10/0x34 [ 82.540194][ T5854] ---[ end trace 9b4a59d6fcc809c9 ]--- [ 82.541956][ T5854] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 82.544990][ T5854] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 82.546570][ T5854] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 82.708649][ T5877] loop0: detected capacity change from 0 to 32768 [ 82.746328][ T5877] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.51 (5877) [ 82.761715][ T5877] ------------[ cut here ]------------ [ 82.763432][ T5877] WARNING: CPU: 1 PID: 5877 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 82.765045][ T5877] Modules linked in: [ 82.765601][ T5877] CPU: 1 PID: 5877 Comm: syz.0.51 Tainted: G W syzkaller #0 [ 82.766905][ T5877] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 82.768289][ T5877] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 82.769538][ T5877] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 82.770477][ T5877] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 82.771387][ T5877] sp : ffff800022d77540 [ 82.771993][ T5877] x29: ffff800022d77710 x28: ffff0000ddc8b858 x27: ffff0000df14c8a0 [ 82.773348][ T5877] x26: ffff0000df14c898 x25: ffff0000ddc8b850 x24: dfff800000000000 [ 82.774741][ T5877] x23: ffff0000ddc8b9b0 x22: 1fffe0001bb9170b x21: 1fffe0001bb9170a [ 82.775947][ T5877] x20: 00000000ffffffe4 x19: ffff0000d95859d0 x18: 0000000000000001 [ 82.777243][ T5877] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 82.778486][ T5877] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 82.779857][ T5877] x11: 0000000000000000 x10: 0000000000000000 x9 : 0425effe74c3f600 [ 82.781067][ T5877] x8 : 0425effe74c3f600 x7 : 0000000000000001 x6 : 0000000000000001 [ 82.782387][ T5877] x5 : ffff800022d76e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 82.783748][ T5877] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 82.784992][ T5877] Call trace: [ 82.785507][ T5877] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 82.786532][ T5877] __btrfs_end_transaction+0x13c/0x608 [ 82.787438][ T5877] btrfs_end_transaction+0x24/0x34 [ 82.788280][ T5877] btrfs_inc_block_group_ro+0x4ec/0x558 [ 82.789088][ T5877] btrfs_relocate_block_group+0x2b8/0x8a4 [ 82.790018][ T5877] btrfs_relocate_chunk+0xb8/0x280 [ 82.790852][ T5877] __btrfs_balance+0x1170/0x1ba4 [ 82.791638][ T5877] btrfs_balance+0xac4/0x1138 [ 82.792373][ T5877] btrfs_ioctl_balance+0x4cc/0x658 [ 82.793221][ T5877] btrfs_ioctl+0x8d0/0xb38 [ 82.793935][ T5877] __arm64_sys_ioctl+0x14c/0x1c8 [ 82.794747][ T5877] invoke_syscall+0x98/0x2b8 [ 82.795512][ T5877] el0_svc_common+0x138/0x258 [ 82.796241][ T5877] do_el0_svc+0x58/0x14c [ 82.796813][ T5877] el0_svc+0x78/0x1e0 [ 82.797399][ T5877] el0t_64_sync_handler+0xcc/0xe4 [ 82.798099][ T5877] el0t_64_sync+0x1a0/0x1a4 [ 82.798840][ T5877] irq event stamp: 79444 [ 82.799462][ T5877] hardirqs last enabled at (79443): [] __up_console_sem+0xb4/0x100 [ 82.801115][ T5877] hardirqs last disabled at (79444): [] el1_dbg+0x24/0x80 [ 82.802456][ T5877] softirqs last enabled at (79432): [] handle_softirqs+0xa4c/0xbf0 [ 82.803976][ T5877] softirqs last disabled at (79423): [] __irq_exit_rcu+0x240/0x440 [ 82.805436][ T5877] ---[ end trace 9b4a59d6fcc809ca ]--- [ 82.807071][ T5877] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 82.808614][ T5877] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 82.810260][ T5877] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 82.966877][ T5899] loop0: detected capacity change from 0 to 32768 [ 82.996491][ T5899] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.52 (5899) [ 83.016853][ T5899] ------------[ cut here ]------------ [ 83.017828][ T5899] WARNING: CPU: 1 PID: 5899 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 83.019716][ T5899] Modules linked in: [ 83.020277][ T5899] CPU: 1 PID: 5899 Comm: syz.0.52 Tainted: G W syzkaller #0 [ 83.021586][ T5899] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 83.023045][ T5899] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 83.024220][ T5899] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 83.025251][ T5899] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 83.026254][ T5899] sp : ffff800022da7540 [ 83.026940][ T5899] x29: ffff800022da7710 x28: ffff0000c2c0c058 x27: ffff0000df14ced0 [ 83.028217][ T5899] x26: ffff0000df14cec8 x25: ffff0000c2c0c050 x24: dfff800000000000 [ 83.029462][ T5899] x23: ffff0000c2c0c1b0 x22: 1fffe0001858180b x21: 1fffe0001858180a [ 83.030720][ T5899] x20: 00000000ffffffe4 x19: ffff0000d81219d0 x18: 0000000000000001 [ 83.032016][ T5899] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 83.033243][ T5899] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 83.034503][ T5899] x11: 0000000000000000 x10: 0000000000000000 x9 : 79b82929e459c500 [ 83.035707][ T5899] x8 : 79b82929e459c500 x7 : 0000000000000001 x6 : 0000000000000001 [ 83.036961][ T5899] x5 : ffff800022da6e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 83.038306][ T5899] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 83.039641][ T5899] Call trace: [ 83.040213][ T5899] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 83.041174][ T5899] __btrfs_end_transaction+0x13c/0x608 [ 83.042049][ T5899] btrfs_end_transaction+0x24/0x34 [ 83.042846][ T5899] btrfs_inc_block_group_ro+0x4ec/0x558 [ 83.043647][ T5899] btrfs_relocate_block_group+0x2b8/0x8a4 [ 83.044566][ T5899] btrfs_relocate_chunk+0xb8/0x280 [ 83.045369][ T5899] __btrfs_balance+0x1170/0x1ba4 [ 83.046171][ T5899] btrfs_balance+0xac4/0x1138 [ 83.046936][ T5899] btrfs_ioctl_balance+0x4cc/0x658 [ 83.047828][ T5899] btrfs_ioctl+0x8d0/0xb38 [ 83.048583][ T5899] __arm64_sys_ioctl+0x14c/0x1c8 [ 83.049327][ T5899] invoke_syscall+0x98/0x2b8 [ 83.050038][ T5899] el0_svc_common+0x138/0x258 [ 83.050786][ T5899] do_el0_svc+0x58/0x14c [ 83.051442][ T5899] el0_svc+0x78/0x1e0 [ 83.052068][ T5899] el0t_64_sync_handler+0xcc/0xe4 [ 83.052885][ T5899] el0t_64_sync+0x1a0/0x1a4 [ 83.053606][ T5899] irq event stamp: 79662 [ 83.054275][ T5899] hardirqs last enabled at (79661): [] __up_console_sem+0xb4/0x100 [ 83.055682][ T5899] hardirqs last disabled at (79662): [] el1_dbg+0x24/0x80 [ 83.056950][ T5899] softirqs last enabled at (79536): [] local_bh_enable+0x10/0x34 [ 83.058366][ T5899] softirqs last disabled at (79534): [] local_bh_disable+0x10/0x34 [ 83.059792][ T5899] ---[ end trace 9b4a59d6fcc809cb ]--- [ 83.063069][ T5899] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 83.064779][ T5899] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 83.070260][ T5899] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 83.203781][ T5921] loop0: detected capacity change from 0 to 32768 [ 83.233813][ T5921] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.53 (5921) [ 83.251295][ T5921] ------------[ cut here ]------------ [ 83.252358][ T5921] WARNING: CPU: 1 PID: 5921 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 83.254069][ T5921] Modules linked in: [ 83.254635][ T5921] CPU: 1 PID: 5921 Comm: syz.0.53 Tainted: G W syzkaller #0 [ 83.255906][ T5921] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 83.257343][ T5921] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 83.258394][ T5921] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 83.259399][ T5921] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 83.260403][ T5921] sp : ffff800022e87540 [ 83.260990][ T5921] x29: ffff800022e87710 x28: ffff0000cf571058 x27: ffff0000df14cb60 [ 83.262108][ T5921] x26: ffff0000df14cb58 x25: ffff0000cf571050 x24: dfff800000000000