Warning: Permanently added '10.128.0.240' (ED25519) to the list of known hosts. 1970/01/01 00:01:06 parsed 1 programs [ 67.952454][ T4651] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 69.618313][ T21] cfg80211: failed to load regulatory.db [ 69.620066][ T2064] ieee802154 phy0 wpan0: encryption failed: -22 [ 69.621010][ T2064] ieee802154 phy1 wpan1: encryption failed: -22 [ 70.292612][ T4662] chnl_net:caif_netlink_parms(): no params data found [ 70.311670][ T4662] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.312822][ T4662] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.314240][ T4662] device bridge_slave_0 entered promiscuous mode [ 70.316154][ T4662] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.317206][ T4662] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.319151][ T4662] device bridge_slave_1 entered promiscuous mode [ 70.328790][ T4662] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 70.332767][ T4662] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 70.341456][ T4662] team0: Port device team_slave_0 added [ 70.343985][ T4662] team0: Port device team_slave_1 added [ 70.350899][ T4662] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 70.352012][ T4662] 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. [ 70.355876][ T4662] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 70.358334][ T4662] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 70.359342][ T4662] 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. [ 70.363105][ T4662] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 70.408816][ T4662] device hsr_slave_0 entered promiscuous mode [ 70.467726][ T4662] device hsr_slave_1 entered promiscuous mode [ 71.063911][ T4662] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 71.099642][ T4662] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 71.141627][ T4662] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 71.218535][ T4662] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 71.347764][ T4662] 8021q: adding VLAN 0 to HW filter on device bond0 [ 71.360380][ T1625] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 71.361858][ T1625] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 71.364426][ T4662] 8021q: adding VLAN 0 to HW filter on device team0 [ 71.367080][ T1625] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 71.368628][ T1625] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 71.369980][ T1625] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.371050][ T1625] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.376487][ T1625] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 71.381339][ T1625] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 71.382831][ T1625] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 71.384407][ T1625] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.385561][ T1625] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.386840][ T1625] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 71.391334][ T1625] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 71.400068][ T1625] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 71.402062][ T1625] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 71.408410][ T1625] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 71.411301][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 71.413004][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 71.415474][ T1625] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 71.416888][ T1625] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 71.430931][ T1625] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 71.432409][ T1625] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 71.434691][ T4662] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 71.498050][ T1625] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 71.499314][ T1625] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 71.502917][ T4662] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 71.511010][ T1625] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 71.512684][ T1625] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 71.522724][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 71.524273][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 71.525811][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 71.527065][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 71.531075][ T4662] device veth0_vlan entered promiscuous mode [ 71.534821][ T4662] device veth1_vlan entered promiscuous mode [ 71.544998][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 71.546395][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 71.548957][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 71.550466][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 71.553376][ T4662] device veth0_macvtap entered promiscuous mode [ 71.555849][ T4662] device veth1_macvtap entered promiscuous mode [ 71.564268][ T4662] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 71.565307][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 71.567249][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 71.570029][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 71.571527][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 71.574978][ T4662] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 71.576922][ T1625] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 71.578617][ T1625] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 71.581857][ T4662] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.583077][ T4662] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.584411][ T4662] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.585769][ T4662] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.152062][ T9] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 72.596241][ T136] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 72.597423][ T136] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 72.604860][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 72.614976][ T345] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 72.616200][ T345] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 72.618139][ T1625] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 1970/01/01 00:01:13 executed programs: 0 [ 73.230753][ T4969] chnl_net:caif_netlink_parms(): no params data found [ 73.251060][ T4969] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.252212][ T4969] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.253686][ T4969] device bridge_slave_0 entered promiscuous mode [ 73.255739][ T4969] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.256906][ T4969] bridge0: port 2(bridge_slave_1) entered disabled state [ 73.259098][ T4969] device bridge_slave_1 entered promiscuous mode [ 73.267976][ T4969] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 73.270464][ T4969] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 73.279511][ T4969] team0: Port device team_slave_0 added [ 73.281660][ T4969] team0: Port device team_slave_1 added [ 73.289146][ T4969] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 73.290266][ T4969] 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. [ 73.294588][ T4969] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 73.297332][ T4969] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 73.299065][ T4969] 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. [ 73.302768][ T4969] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 73.360628][ T4969] device hsr_slave_0 entered promiscuous mode [ 73.418041][ T4969] device hsr_slave_1 entered promiscuous mode [ 73.437613][ T4969] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 73.438918][ T4969] Cannot create hsr debugfs directory [ 74.371233][ T9] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 75.208085][ T21] Bluetooth: hci0: command 0x0409 tx timeout [ 76.761006][ T9] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 76.802293][ T9] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 77.287514][ T4151] Bluetooth: hci0: command 0x041b tx timeout [ 77.791877][ T4969] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 77.820261][ T4969] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 77.858956][ T4969] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 77.898788][ T4969] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 77.973744][ T4969] 8021q: adding VLAN 0 to HW filter on device bond0 [ 77.978391][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 77.980212][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 77.983087][ T4969] 8021q: adding VLAN 0 to HW filter on device team0 [ 77.986303][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 77.989672][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 77.991071][ T148] bridge0: port 1(bridge_slave_0) entered blocking state [ 77.992083][ T148] bridge0: port 1(bridge_slave_0) entered forwarding state [ 77.993425][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 78.005550][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 78.007378][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 78.009557][ T148] bridge0: port 2(bridge_slave_1) entered blocking state [ 78.010687][ T148] bridge0: port 2(bridge_slave_1) entered forwarding state [ 78.013579][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 78.016496][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 78.020520][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 78.022334][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 78.023924][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 78.026550][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 78.028204][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 78.031033][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 78.032533][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 78.036072][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 78.039112][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 78.042306][ T4969] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 78.086103][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 78.087270][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 78.099749][ T4969] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 78.106379][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 78.108831][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 78.115369][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 78.116828][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 78.120227][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 78.121583][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 78.124006][ T4969] device veth0_vlan entered promiscuous mode [ 78.128178][ T4969] device veth1_vlan entered promiscuous mode [ 78.135675][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 78.137186][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 78.139779][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 78.141212][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 78.143848][ T4969] device veth0_macvtap entered promiscuous mode [ 78.146343][ T4969] device veth1_macvtap entered promiscuous mode [ 78.153054][ T4969] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 78.154464][ T4969] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 78.156442][ T4969] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 78.158320][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 78.159731][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 78.161088][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 78.162519][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 78.164872][ T4969] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 78.166287][ T4969] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 78.168163][ T4969] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 78.170495][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 78.172100][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 78.174082][ T4969] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 78.175386][ T4969] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 78.176661][ T4969] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 78.178301][ T4969] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 78.201363][ T148] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 78.202519][ T148] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 78.206277][ T1625] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 78.210941][ T148] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 78.212156][ T148] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 78.214050][ T1625] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 1970/01/01 00:01:18 executed programs: 2 [ 78.329069][ T5121] loop0: detected capacity change from 0 to 32768 [ 78.395354][ T5121] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.16 (5121) [ 78.402853][ T5121] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 78.404216][ T5121] BTRFS info (device loop0): using free space tree [ 78.405334][ T5121] BTRFS info (device loop0): has skinny extents [ 78.416677][ T5121] BTRFS info (device loop0): enabling ssd optimizations [ 78.429099][ T5121] BTRFS info (device loop0): balance: start -s [ 78.431044][ T5121] ------------[ cut here ]------------ [ 78.431972][ T5121] WARNING: CPU: 0 PID: 5121 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 78.433619][ T5121] Modules linked in: [ 78.434187][ T5121] CPU: 0 PID: 5121 Comm: syz.0.16 Not tainted syzkaller #0 [ 78.435180][ T5121] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.436700][ T5121] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 78.437794][ T5121] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 78.438755][ T5121] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 78.439684][ T5121] sp : ffff80001fd27540 [ 78.440253][ T5121] x29: ffff80001fd27710 x28: ffff0000d9ff1858 x27: ffff0000df285110 [ 78.441409][ T5121] x26: ffff0000df285108 x25: ffff0000d9ff1850 x24: dfff800000000000 [ 78.442560][ T5121] x23: ffff0000d9ff19b0 x22: 1fffe0001b3fe30b x21: 1fffe0001b3fe30a [ 78.443707][ T5121] x20: 00000000ffffffe4 x19: ffff0000ea5759d0 x18: 0000000000000001 [ 78.444903][ T5121] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 78.446128][ T5121] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 78.447347][ T5121] x11: 0000000000000000 x10: 0000000000000000 x9 : 7534f55fb514d700 [ 78.448505][ T5121] x8 : 7534f55fb514d700 x7 : 0000000000000001 x6 : 0000000000000001 [ 78.449691][ T5121] x5 : ffff80001fd26e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 78.450785][ T5121] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 78.451886][ T5121] Call trace: [ 78.452337][ T5121] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 78.453227][ T5121] __btrfs_end_transaction+0x13c/0x608 [ 78.454003][ T5121] btrfs_end_transaction+0x24/0x34 [ 78.454730][ T5121] btrfs_inc_block_group_ro+0x4ec/0x558 [ 78.455516][ T5121] btrfs_relocate_block_group+0x2b8/0x8a4 [ 78.456356][ T5121] btrfs_relocate_chunk+0xb8/0x280 [ 78.457109][ T5121] __btrfs_balance+0x1170/0x1ba4 [ 78.457841][ T5121] btrfs_balance+0xac4/0x1138 [ 78.458489][ T5121] btrfs_ioctl_balance+0x4cc/0x658 [ 78.459188][ T5121] btrfs_ioctl+0x8d0/0xb38 [ 78.459849][ T5121] __arm64_sys_ioctl+0x14c/0x1c8 [ 78.460563][ T5121] invoke_syscall+0x98/0x2b8 [ 78.461204][ T5121] el0_svc_common+0x138/0x258 [ 78.461930][ T5121] do_el0_svc+0x58/0x14c [ 78.462546][ T5121] el0_svc+0x78/0x1e0 [ 78.463092][ T5121] el0t_64_sync_handler+0xcc/0xe4 [ 78.463796][ T5121] el0t_64_sync+0x1a0/0x1a4 [ 78.464440][ T5121] irq event stamp: 82794 [ 78.465110][ T5121] hardirqs last enabled at (82793): [] __up_console_sem+0xb4/0x100 [ 78.466490][ T5121] hardirqs last disabled at (82794): [] el1_dbg+0x24/0x80 [ 78.467749][ T5121] softirqs last enabled at (82524): [] local_bh_enable+0x10/0x34 [ 78.469104][ T5121] softirqs last disabled at (82522): [] local_bh_disable+0x10/0x34 [ 78.470505][ T5121] ---[ end trace 0e193d76c8f31b38 ]--- [ 78.473982][ T5121] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 78.475450][ T5121] BTRFS info (device loop0): forced readonly [ 78.476675][ T5121] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 78.479215][ T5121] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 78.481679][ T5121] BTRFS info (device loop0): balance: ended with status: -30 [ 78.629354][ T5143] loop0: detected capacity change from 0 to 32768 [ 78.669428][ T5143] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.17 (5143) [ 78.674138][ T5143] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 78.675499][ T5143] BTRFS info (device loop0): using free space tree [ 78.677425][ T5143] BTRFS info (device loop0): has skinny extents [ 78.686206][ T5143] BTRFS info (device loop0): enabling ssd optimizations [ 78.692163][ T5143] BTRFS info (device loop0): balance: start -s [ 78.693635][ T5143] ------------[ cut here ]------------ [ 78.694585][ T5143] WARNING: CPU: 1 PID: 5143 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 78.696073][ T5143] Modules linked in: [ 78.696595][ T5143] CPU: 1 PID: 5143 Comm: syz.0.17 Tainted: G W syzkaller #0 [ 78.697755][ T5143] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.699246][ T5143] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 78.700467][ T5143] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 78.701395][ T5143] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 78.702357][ T5143] sp : ffff80001ff37540 [ 78.702960][ T5143] x29: ffff80001ff37710 x28: ffff0000cd491858 x27: ffff0000df282110 [ 78.704140][ T5143] x26: ffff0000df282108 x25: ffff0000cd491850 x24: dfff800000000000 [ 78.705300][ T5143] x23: ffff0000cd4919b0 x22: 1fffe00019a9230b x21: 1fffe00019a9230a [ 78.706585][ T5143] x20: 00000000ffffffe4 x19: ffff0000c7a119d0 x18: 0000000000000001 [ 78.707804][ T5143] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 78.708923][ T5143] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 78.710065][ T5143] x11: 0000000000000000 x10: 0000000000000000 x9 : 756294e6b29a1000 [ 78.711229][ T5143] x8 : 756294e6b29a1000 x7 : 0000000000000001 x6 : 0000000000000001 [ 78.712380][ T5143] x5 : ffff80001ff36e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 78.713554][ T5143] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 78.714778][ T5143] Call trace: [ 78.715289][ T5143] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 78.716130][ T5143] __btrfs_end_transaction+0x13c/0x608 [ 78.716963][ T5143] btrfs_end_transaction+0x24/0x34 [ 78.717699][ T5143] btrfs_inc_block_group_ro+0x4ec/0x558 [ 78.718474][ T5143] btrfs_relocate_block_group+0x2b8/0x8a4 [ 78.719263][ T5143] btrfs_relocate_chunk+0xb8/0x280 [ 78.719930][ T5143] __btrfs_balance+0x1170/0x1ba4 [ 78.720648][ T5143] btrfs_balance+0xac4/0x1138 [ 78.721285][ T5143] btrfs_ioctl_balance+0x4cc/0x658 [ 78.722045][ T5143] btrfs_ioctl+0x8d0/0xb38 [ 78.722668][ T5143] __arm64_sys_ioctl+0x14c/0x1c8 [ 78.723449][ T5143] invoke_syscall+0x98/0x2b8 [ 78.724135][ T5143] el0_svc_common+0x138/0x258 [ 78.724783][ T5143] do_el0_svc+0x58/0x14c [ 78.725353][ T5143] el0_svc+0x78/0x1e0 [ 78.725881][ T5143] el0t_64_sync_handler+0xcc/0xe4 [ 78.726551][ T5143] el0t_64_sync+0x1a0/0x1a4 [ 78.727165][ T5143] irq event stamp: 81948 [ 78.727694][ T5143] hardirqs last enabled at (81947): [] __up_console_sem+0xb4/0x100 [ 78.729012][ T5143] hardirqs last disabled at (81948): [] el1_dbg+0x24/0x80 [ 78.730235][ T5143] softirqs last enabled at (81762): [] local_bh_enable+0x10/0x34 [ 78.731588][ T5143] softirqs last disabled at (81760): [] local_bh_disable+0x10/0x34 [ 78.732992][ T5143] ---[ end trace 0e193d76c8f31b39 ]--- [ 78.734524][ T5143] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 78.736111][ T5143] BTRFS info (device loop0): forced readonly [ 78.737076][ T5143] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 78.738839][ T5143] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 78.740555][ T5143] BTRFS info (device loop0): balance: ended with status: -30 [ 78.897671][ T5167] loop0: detected capacity change from 0 to 32768 [ 78.938795][ T5167] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.18 (5167) [ 78.941752][ T5167] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 78.943073][ T5167] BTRFS info (device loop0): using free space tree [ 78.944134][ T5167] BTRFS info (device loop0): has skinny extents [ 78.953619][ T5167] BTRFS info (device loop0): enabling ssd optimizations [ 78.970431][ T5167] BTRFS info (device loop0): balance: start -s [ 78.971991][ T5167] ------------[ cut here ]------------ [ 78.972951][ T5167] WARNING: CPU: 1 PID: 5167 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 78.974702][ T5167] Modules linked in: [ 78.975288][ T5167] CPU: 1 PID: 5167 Comm: syz.0.18 Tainted: G W syzkaller #0 [ 78.976582][ T5167] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.978145][ T5167] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 78.979348][ T5167] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 78.980362][ T5167] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 78.981322][ T5167] sp : ffff8000201d7540 [ 78.981929][ T5167] x29: ffff8000201d7710 x28: ffff0000c2181058 x27: ffff0000df282270 [ 78.983050][ T5167] x26: ffff0000df282268 x25: ffff0000c2181050 x24: dfff800000000000 [ 78.984302][ T5167] x23: ffff0000c21811b0 x22: 1fffe0001843020b x21: 1fffe0001843020a [ 78.985487][ T5167] x20: 00000000ffffffe4 x19: ffff0000d7d2d9d0 x18: 0000000000000001 [ 78.986693][ T5167] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 78.987953][ T5167] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 78.989065][ T5167] x11: 0000000000000000 x10: 0000000000000000 x9 : 697c238f079ed300 [ 78.990281][ T5167] x8 : 697c238f079ed300 x7 : 0000000000000001 x6 : 0000000000000001 [ 78.991480][ T5167] x5 : ffff8000201d6e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 78.992759][ T5167] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 78.993924][ T5167] Call trace: [ 78.994428][ T5167] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 78.995440][ T5167] __btrfs_end_transaction+0x13c/0x608 [ 78.996253][ T5167] btrfs_end_transaction+0x24/0x34 [ 78.996984][ T5167] btrfs_inc_block_group_ro+0x4ec/0x558 [ 78.997838][ T5167] btrfs_relocate_block_group+0x2b8/0x8a4 [ 78.998714][ T5167] btrfs_relocate_chunk+0xb8/0x280 [ 78.999469][ T5167] __btrfs_balance+0x1170/0x1ba4 [ 79.000152][ T5167] btrfs_balance+0xac4/0x1138 [ 79.000872][ T5167] btrfs_ioctl_balance+0x4cc/0x658 [ 79.001604][ T5167] btrfs_ioctl+0x8d0/0xb38 [ 79.002208][ T5167] __arm64_sys_ioctl+0x14c/0x1c8 [ 79.002944][ T5167] invoke_syscall+0x98/0x2b8 [ 79.003602][ T5167] el0_svc_common+0x138/0x258 [ 79.004401][ T5167] do_el0_svc+0x58/0x14c [ 79.005035][ T5167] el0_svc+0x78/0x1e0 [ 79.005547][ T5167] el0t_64_sync_handler+0xcc/0xe4 [ 79.006322][ T5167] el0t_64_sync+0x1a0/0x1a4 [ 79.007012][ T5167] irq event stamp: 80970 [ 79.007635][ T5167] hardirqs last enabled at (80969): [] __up_console_sem+0xb4/0x100 [ 79.009074][ T5167] hardirqs last disabled at (80970): [] el1_dbg+0x24/0x80 [ 79.010402][ T5167] softirqs last enabled at (80778): [] local_bh_enable+0x10/0x34 [ 79.011820][ T5167] softirqs last disabled at (80776): [] local_bh_disable+0x10/0x34 [ 79.013273][ T5167] ---[ end trace 0e193d76c8f31b3a ]--- [ 79.015636][ T5167] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 79.017140][ T5167] BTRFS info (device loop0): forced readonly [ 79.025236][ T5167] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 79.027140][ T5167] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 79.030218][ T5167] BTRFS info (device loop0): balance: ended with status: -30 [ 79.185389][ T5189] loop0: detected capacity change from 0 to 32768 [ 79.239783][ T9] device hsr_slave_0 left promiscuous mode [ 79.261245][ T5189] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.19 (5189) [ 79.264493][ T5189] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 79.265763][ T5189] BTRFS info (device loop0): using free space tree [ 79.266787][ T5189] BTRFS info (device loop0): has skinny extents [ 79.279191][ T9] device hsr_slave_1 left promiscuous mode [ 79.283153][ T5189] BTRFS info (device loop0): enabling ssd optimizations [ 79.288919][ T5189] BTRFS info (device loop0): balance: start -s [ 79.290450][ T5189] ------------[ cut here ]------------ [ 79.291409][ T5189] WARNING: CPU: 0 PID: 5189 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 79.293185][ T5189] Modules linked in: [ 79.293811][ T5189] CPU: 0 PID: 5189 Comm: syz.0.19 Tainted: G W syzkaller #0 [ 79.295118][ T5189] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.296608][ T5189] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 79.297709][ T5189] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 79.298681][ T5189] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 79.299657][ T5189] sp : ffff8000201e7540 [ 79.300217][ T5189] x29: ffff8000201e7710 x28: ffff0000d7f90058 x27: ffff0000df285270 [ 79.301330][ T5189] x26: ffff0000df285268 x25: ffff0000d7f90050 x24: dfff800000000000 [ 79.302444][ T5189] x23: ffff0000d7f901b0 x22: 1fffe0001aff200b x21: 1fffe0001aff200a [ 79.303619][ T5189] x20: 00000000ffffffe4 x19: ffff0000c83e59d0 x18: 0000000000000001 [ 79.304676][ T5189] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 79.305714][ T5189] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 79.306807][ T5189] x11: 0000000000000000 x10: 0000000000000000 x9 : bd0cb1dc530dbe00 [ 79.307911][ T5189] x8 : bd0cb1dc530dbe00 x7 : 0000000000000001 x6 : 0000000000000001 [ 79.309112][ T5189] x5 : ffff8000201e6e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 79.310251][ T5189] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 79.311364][ T5189] Call trace: [ 79.311797][ T5189] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 79.312704][ T5189] __btrfs_end_transaction+0x13c/0x608 [ 79.313480][ T5189] btrfs_end_transaction+0x24/0x34 [ 79.314133][ T5189] btrfs_inc_block_group_ro+0x4ec/0x558 [ 79.314919][ T5189] btrfs_relocate_block_group+0x2b8/0x8a4 [ 79.315768][ T5189] btrfs_relocate_chunk+0xb8/0x280 [ 79.316517][ T5189] __btrfs_balance+0x1170/0x1ba4 [ 79.317258][ T5189] btrfs_balance+0xac4/0x1138 [ 79.317952][ T5189] btrfs_ioctl_balance+0x4cc/0x658 [ 79.318698][ T5189] btrfs_ioctl+0x8d0/0xb38 [ 79.319348][ T5189] __arm64_sys_ioctl+0x14c/0x1c8 [ 79.320081][ T5189] invoke_syscall+0x98/0x2b8 [ 79.320779][ T5189] el0_svc_common+0x138/0x258 [ 79.321443][ T5189] do_el0_svc+0x58/0x14c [ 79.322110][ T5189] el0_svc+0x78/0x1e0 [ 79.322780][ T5189] el0t_64_sync_handler+0xcc/0xe4 [ 79.323608][ T5189] el0t_64_sync+0x1a0/0x1a4 [ 79.324272][ T5189] irq event stamp: 81708 [ 79.324913][ T5189] hardirqs last enabled at (81707): [] __up_console_sem+0xb4/0x100 [ 79.326241][ T5189] hardirqs last disabled at (81708): [] el1_dbg+0x24/0x80 [ 79.327628][ T5189] softirqs last enabled at (81518): [] local_bh_enable+0x10/0x34 [ 79.329010][ T5189] softirqs last disabled at (81516): [] local_bh_disable+0x10/0x34 [ 79.330327][ T5189] ---[ end trace 0e193d76c8f31b3b ]--- [ 79.334107][ T5189] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 79.335739][ T5189] BTRFS info (device loop0): forced readonly [ 79.336726][ T5189] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 79.339143][ T5189] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 79.340568][ T5189] BTRFS info (device loop0): balance: ended with status: -30 [ 79.350676][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 79.351894][ T9] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 79.354104][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 79.355201][ T9] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 79.357002][ T9] device bridge_slave_1 left promiscuous mode [ 79.359045][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 79.375486][ T5214] Bluetooth: hci0: command 0x040f tx timeout [ 79.399163][ T9] device bridge_slave_0 left promiscuous mode [ 79.400094][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 79.480422][ T5217] loop0: detected capacity change from 0 to 32768 [ 79.482748][ T5217] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.20 (5217) [ 79.487008][ T5217] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 79.488481][ T5217] BTRFS info (device loop0): using free space tree [ 79.489460][ T5217] BTRFS info (device loop0): has skinny extents [ 79.505313][ T5217] BTRFS info (device loop0): enabling ssd optimizations [ 79.512181][ T5217] BTRFS info (device loop0): balance: start -s [ 79.513541][ T5217] ------------[ cut here ]------------ [ 79.514560][ T5217] WARNING: CPU: 1 PID: 5217 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 79.516260][ T5217] Modules linked in: [ 79.516876][ T5217] CPU: 1 PID: 5217 Comm: syz.0.20 Tainted: G W syzkaller #0 [ 79.518287][ T5217] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.519846][ T5217] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 79.520973][ T5217] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 79.522020][ T5217] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 79.523050][ T5217] sp : ffff800020407540 [ 79.523670][ T5217] x29: ffff800020407710 x28: ffff0000d1252058 x27: ffff0000df2823d0 [ 79.524901][ T5217] x26: ffff0000df2823c8 x25: ffff0000d1252050 x24: dfff800000000000 [ 79.526131][ T5217] x23: ffff0000d12521b0 x22: 1fffe0001a24a40b x21: 1fffe0001a24a40a [ 79.527293][ T5217] x20: 00000000ffffffe4 x19: ffff0000c83e59d0 x18: 0000000000000001 [ 79.528575][ T5217] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 79.529797][ T5217] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 79.531000][ T5217] x11: 0000000000000000 x10: 0000000000000000 x9 : c1a0d699a7669c00 [ 79.532190][ T5217] x8 : c1a0d699a7669c00 x7 : 0000000000000001 x6 : 0000000000000001 [ 79.533432][ T5217] x5 : ffff800020406e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 79.534623][ T5217] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 79.535799][ T5217] Call trace: [ 79.536283][ T5217] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 79.537201][ T5217] __btrfs_end_transaction+0x13c/0x608 [ 79.537962][ T5217] btrfs_end_transaction+0x24/0x34 [ 79.538728][ T5217] btrfs_inc_block_group_ro+0x4ec/0x558 [ 79.539584][ T5217] btrfs_relocate_block_group+0x2b8/0x8a4 [ 79.540413][ T5217] btrfs_relocate_chunk+0xb8/0x280 [ 79.541149][ T5217] __btrfs_balance+0x1170/0x1ba4 [ 79.541830][ T5217] btrfs_balance+0xac4/0x1138 [ 79.542512][ T5217] btrfs_ioctl_balance+0x4cc/0x658 [ 79.543238][ T5217] btrfs_ioctl+0x8d0/0xb38 [ 79.543856][ T5217] __arm64_sys_ioctl+0x14c/0x1c8 [ 79.544574][ T5217] invoke_syscall+0x98/0x2b8 [ 79.545207][ T5217] el0_svc_common+0x138/0x258 [ 79.545865][ T5217] do_el0_svc+0x58/0x14c [ 79.546487][ T5217] el0_svc+0x78/0x1e0 [ 79.547104][ T5217] el0t_64_sync_handler+0xcc/0xe4 [ 79.547807][ T5217] el0t_64_sync+0x1a0/0x1a4 [ 79.548479][ T5217] irq event stamp: 81234 [ 79.549069][ T5217] hardirqs last enabled at (81233): [] __up_console_sem+0xb4/0x100 [ 79.550440][ T5217] hardirqs last disabled at (81234): [] el1_dbg+0x24/0x80 [ 79.551715][ T5217] softirqs last enabled at (81046): [] local_bh_enable+0x10/0x34 [ 79.553034][ T5217] softirqs last disabled at (81044): [] local_bh_disable+0x10/0x34 [ 79.554429][ T5217] ---[ end trace 0e193d76c8f31b3c ]--- [ 79.556461][ T9] device veth1_macvtap left promiscuous mode [ 79.557340][ T9] device veth0_macvtap left promiscuous mode [ 79.558442][ T9] device veth1_vlan left promiscuous mode [ 79.561320][ T9] device veth0_vlan left promiscuous mode [ 79.574479][ T5217] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 79.576131][ T5217] BTRFS info (device loop0): forced readonly [ 79.577091][ T5217] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 79.585253][ T5217] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 79.587003][ T5217] BTRFS info (device loop0): balance: ended with status: -30 [ 79.771787][ T9] team0 (unregistering): Port device team_slave_1 removed [ 79.776550][ T9] team0 (unregistering): Port device team_slave_0 removed [ 79.781714][ T9] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 79.798959][ T5241] loop0: detected capacity change from 0 to 32768 [ 79.802978][ T5241] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.21 (5241) [ 79.805893][ T9] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 79.809892][ T5241] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 79.811190][ T5241] BTRFS info (device loop0): using free space tree [ 79.812097][ T5241] BTRFS info (device loop0): has skinny extents [ 79.830236][ T5241] BTRFS info (device loop0): enabling ssd optimizations [ 79.835342][ T5241] BTRFS info (device loop0): balance: start -s [ 79.836647][ T5241] ------------[ cut here ]------------ [ 79.838224][ T5241] WARNING: CPU: 0 PID: 5241 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 79.839936][ T5241] Modules linked in: [ 79.840482][ T5241] CPU: 0 PID: 5241 Comm: syz.0.21 Tainted: G W syzkaller #0 [ 79.841713][ T5241] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.843163][ T5241] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 79.844283][ T5241] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 79.845204][ T5241] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 79.846121][ T5241] sp : ffff8000204c7540 [ 79.846721][ T5241] x29: ffff8000204c7710 x28: ffff0000c110a858 x27: ffff0000df2853d0 [ 79.847870][ T5241] x26: ffff0000df2853c8 x25: ffff0000c110a850 x24: dfff800000000000 [ 79.849040][ T5241] x23: ffff0000c110a9b0 x22: 1fffe0001822150b x21: 1fffe0001822150a [ 79.850278][ T5241] x20: 00000000ffffffe4 x19: ffff0000d5e459d0 x18: 0000000000000001 [ 79.851353][ T5241] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 79.852501][ T5241] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 79.853705][ T5241] x11: 0000000000000000 x10: 0000000000000000 x9 : 3ef5240b21c69e00 [ 79.854913][ T5241] x8 : 3ef5240b21c69e00 x7 : 0000000000000001 x6 : 0000000000000001 [ 79.856024][ T5241] x5 : ffff8000204c6e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 79.857227][ T5241] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 79.858395][ T5241] Call trace: [ 79.858926][ T5241] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 79.859856][ T5241] __btrfs_end_transaction+0x13c/0x608 [ 79.860675][ T5241] btrfs_end_transaction+0x24/0x34 [ 79.861464][ T5241] btrfs_inc_block_group_ro+0x4ec/0x558 [ 79.862294][ T5241] btrfs_relocate_block_group+0x2b8/0x8a4 [ 79.863154][ T5241] btrfs_relocate_chunk+0xb8/0x280 [ 79.863842][ T5241] __btrfs_balance+0x1170/0x1ba4 [ 79.864572][ T5241] btrfs_balance+0xac4/0x1138 [ 79.865226][ T5241] btrfs_ioctl_balance+0x4cc/0x658 [ 79.865844][ T5241] btrfs_ioctl+0x8d0/0xb38 [ 79.866462][ T5241] __arm64_sys_ioctl+0x14c/0x1c8 [ 79.867206][ T5241] invoke_syscall+0x98/0x2b8 [ 79.867854][ T5241] el0_svc_common+0x138/0x258 [ 79.868507][ T5241] do_el0_svc+0x58/0x14c [ 79.869165][ T5241] el0_svc+0x78/0x1e0 [ 79.869735][ T5241] el0t_64_sync_handler+0xcc/0xe4 [ 79.870464][ T5241] el0t_64_sync+0x1a0/0x1a4 [ 79.871065][ T5241] irq event stamp: 82364 [ 79.871638][ T5241] hardirqs last enabled at (82363): [] __up_console_sem+0xb4/0x100 [ 79.872981][ T5241] hardirqs last disabled at (82364): [] el1_dbg+0x24/0x80 [ 79.874208][ T5241] softirqs last enabled at (82352): [] handle_softirqs+0xa4c/0xbf0 [ 79.875566][ T5241] softirqs last disabled at (82235): [] __irq_exit_rcu+0x240/0x440 [ 79.876918][ T5241] ---[ end trace 0e193d76c8f31b3d ]--- [ 79.878803][ T5241] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 79.880370][ T5241] BTRFS info (device loop0): forced readonly [ 79.881326][ T5241] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 79.882815][ T5241] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 79.884310][ T5241] BTRFS info (device loop0): balance: ended with status: -30 [ 79.942614][ T9] bond0 (unregistering): Released all slaves [ 80.098486][ T5262] loop0: detected capacity change from 0 to 32768 [ 80.163006][ T5262] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.22 (5262) [ 80.166775][ T5262] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 80.169633][ T5262] BTRFS info (device loop0): using free space tree [ 80.170694][ T5262] BTRFS info (device loop0): has skinny extents [ 80.187290][ T5262] BTRFS info (device loop0): enabling ssd optimizations [ 80.192491][ T5262] BTRFS info (device loop0): balance: start -s [ 80.193808][ T5262] ------------[ cut here ]------------ [ 80.194801][ T5262] WARNING: CPU: 0 PID: 5262 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 80.196311][ T5262] Modules linked in: [ 80.196891][ T5262] CPU: 0 PID: 5262 Comm: syz.0.22 Tainted: G W syzkaller #0 [ 80.198110][ T5262] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.199637][ T5262] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 80.200856][ T5262] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 80.201893][ T5262] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 80.202911][ T5262] sp : ffff800020687540 [ 80.203512][ T5262] x29: ffff800020687710 x28: ffff0000c7bc5058 x27: ffff0000df285530 [ 80.204711][ T5262] x26: ffff0000df285528 x25: ffff0000c7bc5050 x24: dfff800000000000 [ 80.205883][ T5262] x23: ffff0000c7bc51b0 x22: 1fffe00018f78a0b x21: 1fffe00018f78a0a [ 80.207166][ T5262] x20: 00000000ffffffe4 x19: ffff0000ec0a99d0 x18: 0000000000000001 [ 80.208292][ T5262] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 80.209423][ T5262] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 80.210504][ T5262] x11: 0000000000000000 x10: 0000000000000000 x9 : c87f26b8c5d97300 [ 80.211648][ T5262] x8 : c87f26b8c5d97300 x7 : 0000000000000001 x6 : 0000000000000001 [ 80.212771][ T5262] x5 : ffff800020686e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 80.213975][ T5262] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 80.215100][ T5262] Call trace: [ 80.215532][ T5262] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 80.216379][ T5262] __btrfs_end_transaction+0x13c/0x608 [ 80.217110][ T5262] btrfs_end_transaction+0x24/0x34 [ 80.217794][ T5262] btrfs_inc_block_group_ro+0x4ec/0x558 [ 80.218612][ T5262] btrfs_relocate_block_group+0x2b8/0x8a4 [ 80.219342][ T5262] btrfs_relocate_chunk+0xb8/0x280 [ 80.220025][ T5262] __btrfs_balance+0x1170/0x1ba4 [ 80.220674][ T5262] btrfs_balance+0xac4/0x1138 [ 80.221313][ T5262] btrfs_ioctl_balance+0x4cc/0x658 [ 80.222028][ T5262] btrfs_ioctl+0x8d0/0xb38 [ 80.222656][ T5262] __arm64_sys_ioctl+0x14c/0x1c8 [ 80.223393][ T5262] invoke_syscall+0x98/0x2b8 [ 80.224025][ T5262] el0_svc_common+0x138/0x258 [ 80.224694][ T5262] do_el0_svc+0x58/0x14c [ 80.225302][ T5262] el0_svc+0x78/0x1e0 [ 80.225872][ T5262] el0t_64_sync_handler+0xcc/0xe4 [ 80.226618][ T5262] el0t_64_sync+0x1a0/0x1a4 [ 80.227275][ T5262] irq event stamp: 80832 [ 80.227883][ T5262] hardirqs last enabled at (80831): [] __up_console_sem+0xb4/0x100 [ 80.229302][ T5262] hardirqs last disabled at (80832): [] el1_dbg+0x24/0x80 [ 80.230495][ T5262] softirqs last enabled at (80646): [] local_bh_enable+0x10/0x34 [ 80.231784][ T5262] softirqs last disabled at (80644): [] local_bh_disable+0x10/0x34 [ 80.233177][ T5262] ---[ end trace 0e193d76c8f31b3e ]--- [ 80.236271][ T5262] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 80.238474][ T5262] BTRFS info (device loop0): forced readonly [ 80.239415][ T5262] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 80.241000][ T5262] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 80.242506][ T5262] BTRFS info (device loop0): balance: ended with status: -30 [ 80.392603][ T5284] loop0: detected capacity change from 0 to 32768 [ 80.430338][ T5284] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.23 (5284) [ 80.433545][ T5284] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 80.434826][ T5284] BTRFS info (device loop0): using free space tree [ 80.435795][ T5284] BTRFS info (device loop0): has skinny extents [ 80.448824][ T5284] BTRFS info (device loop0): enabling ssd optimizations [ 80.453444][ T5284] BTRFS info (device loop0): balance: start -s [ 80.454748][ T5284] ------------[ cut here ]------------ [ 80.455724][ T5284] WARNING: CPU: 1 PID: 5284 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 80.457447][ T5284] Modules linked in: [ 80.458041][ T5284] CPU: 1 PID: 5284 Comm: syz.0.23 Tainted: G W syzkaller #0 [ 80.459350][ T5284] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.460737][ T5284] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 80.461909][ T5284] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 80.462878][ T5284] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 80.463888][ T5284] sp : ffff800020407540 [ 80.464528][ T5284] x29: ffff800020407710 x28: ffff0000d9c21058 x27: ffff0000df282530 [ 80.465723][ T5284] x26: ffff0000df282528 x25: ffff0000d9c21050 x24: dfff800000000000 [ 80.466944][ T5284] x23: ffff0000d9c211b0 x22: 1fffe0001b38420b x21: 1fffe0001b38420a [ 80.468156][ T5284] x20: 00000000ffffffe4 x19: ffff0000ec50d9d0 x18: 0000000000000001 [ 80.469339][ T5284] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 80.470496][ T5284] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 80.471701][ T5284] x11: 0000000000000000 x10: 0000000000000000 x9 : b42c2e0d11ccd900 [ 80.472887][ T5284] x8 : b42c2e0d11ccd900 x7 : 0000000000000001 x6 : 0000000000000001 [ 80.473989][ T5284] x5 : ffff800020406e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 80.475199][ T5284] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 80.476414][ T5284] Call trace: [ 80.476894][ T5284] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 80.477743][ T5284] __btrfs_end_transaction+0x13c/0x608 [ 80.478581][ T5284] btrfs_end_transaction+0x24/0x34 [ 80.479316][ T5284] btrfs_inc_block_group_ro+0x4ec/0x558 [ 80.480069][ T5284] btrfs_relocate_block_group+0x2b8/0x8a4 [ 80.480911][ T5284] btrfs_relocate_chunk+0xb8/0x280 [ 80.481753][ T5284] __btrfs_balance+0x1170/0x1ba4 [ 80.482586][ T5284] btrfs_balance+0xac4/0x1138 [ 80.483392][ T5284] btrfs_ioctl_balance+0x4cc/0x658 [ 80.484221][ T5284] btrfs_ioctl+0x8d0/0xb38 [ 80.484927][ T5284] __arm64_sys_ioctl+0x14c/0x1c8 [ 80.485725][ T5284] invoke_syscall+0x98/0x2b8 [ 80.486492][ T5284] el0_svc_common+0x138/0x258 [ 80.487119][ T5284] do_el0_svc+0x58/0x14c [ 80.487781][ T5284] el0_svc+0x78/0x1e0 [ 80.488328][ T5284] el0t_64_sync_handler+0xcc/0xe4 [ 80.489024][ T5284] el0t_64_sync+0x1a0/0x1a4 [ 80.489706][ T5284] irq event stamp: 80566 [ 80.490283][ T5284] hardirqs last enabled at (80565): [] __up_console_sem+0xb4/0x100 [ 80.491689][ T5284] hardirqs last disabled at (80566): [] el1_dbg+0x24/0x80 [ 80.492888][ T5284] softirqs last enabled at (80382): [] local_bh_enable+0x10/0x34 [ 80.494205][ T5284] softirqs last disabled at (80380): [] local_bh_disable+0x10/0x34 [ 80.495571][ T5284] ---[ end trace 0e193d76c8f31b3f ]--- [ 80.497647][ T5284] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 80.499292][ T5284] BTRFS info (device loop0): forced readonly [ 80.500119][ T5284] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 80.501596][ T5284] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 80.503134][ T5284] BTRFS info (device loop0): balance: ended with status: -30 [ 80.655067][ T5306] loop0: detected capacity change from 0 to 32768 [ 80.657612][ T5306] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.24 (5306) [ 80.661763][ T5306] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 80.663221][ T5306] BTRFS info (device loop0): using free space tree [ 80.664178][ T5306] BTRFS info (device loop0): has skinny extents [ 80.674138][ T5306] BTRFS info (device loop0): enabling ssd optimizations [ 80.680261][ T5306] BTRFS info (device loop0): balance: start -s [ 80.681607][ T5306] ------------[ cut here ]------------ [ 80.683570][ T5306] WARNING: CPU: 0 PID: 5306 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 80.685290][ T5306] Modules linked in: [ 80.685874][ T5306] CPU: 0 PID: 5306 Comm: syz.0.24 Tainted: G W syzkaller #0 [ 80.687156][ T5306] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.688584][ T5306] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 80.689657][ T5306] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 80.690586][ T5306] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 80.691523][ T5306] sp : ffff800020687540 [ 80.692078][ T5306] x29: ffff800020687710 x28: ffff0000ca32f058 x27: ffff0000df285690 [ 80.693231][ T5306] x26: ffff0000df285688 x25: ffff0000ca32f050 x24: dfff800000000000 [ 80.694403][ T5306] x23: ffff0000ca32f1b0 x22: 1fffe00019465e0b x21: 1fffe00019465e0a [ 80.695514][ T5306] x20: 00000000ffffffe4 x19: ffff0000ec50d9d0 x18: 0000000000000001 [ 80.696631][ T5306] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 80.697698][ T5306] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 80.698772][ T5306] x11: 0000000000000000 x10: 0000000000000000 x9 : f97a267cd63f8600 [ 80.699882][ T5306] x8 : f97a267cd63f8600 x7 : 0000000000000001 x6 : 0000000000000001 [ 80.700944][ T5306] x5 : ffff800020686e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 80.702014][ T5306] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 80.703108][ T5306] Call trace: [ 80.703502][ T5306] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 80.704316][ T5306] __btrfs_end_transaction+0x13c/0x608 [ 80.705015][ T5306] btrfs_end_transaction+0x24/0x34 [ 80.705675][ T5306] btrfs_inc_block_group_ro+0x4ec/0x558 [ 80.706428][ T5306] btrfs_relocate_block_group+0x2b8/0x8a4 [ 80.707197][ T5306] btrfs_relocate_chunk+0xb8/0x280 [ 80.707838][ T5306] __btrfs_balance+0x1170/0x1ba4 [ 80.708732][ T5306] btrfs_balance+0xac4/0x1138 [ 80.709428][ T5306] btrfs_ioctl_balance+0x4cc/0x658 [ 80.710175][ T5306] btrfs_ioctl+0x8d0/0xb38 [ 80.710824][ T5306] __arm64_sys_ioctl+0x14c/0x1c8 [ 80.711545][ T5306] invoke_syscall+0x98/0x2b8 [ 80.712215][ T5306] el0_svc_common+0x138/0x258 [ 80.712887][ T5306] do_el0_svc+0x58/0x14c [ 80.713510][ T5306] el0_svc+0x78/0x1e0 [ 80.714098][ T5306] el0t_64_sync_handler+0xcc/0xe4 [ 80.714807][ T5306] el0t_64_sync+0x1a0/0x1a4 [ 80.715425][ T5306] irq event stamp: 80772 [ 80.716010][ T5306] hardirqs last enabled at (80771): [] __up_console_sem+0xb4/0x100 [ 80.717355][ T5306] hardirqs last disabled at (80772): [] el1_dbg+0x24/0x80 [ 80.718555][ T5306] softirqs last enabled at (80600): [] local_bh_enable+0x10/0x34 [ 80.719827][ T5306] softirqs last disabled at (80598): [] local_bh_disable+0x10/0x34 [ 80.721130][ T5306] ---[ end trace 0e193d76c8f31b40 ]--- [ 80.725265][ T5306] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 80.726912][ T5306] BTRFS info (device loop0): forced readonly [ 80.728509][ T5306] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 80.730182][ T5306] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 80.731733][ T5306] BTRFS info (device loop0): balance: ended with status: -30 [ 80.881071][ T5328] loop0: detected capacity change from 0 to 32768 [ 80.925310][ T5328] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.25 (5328) [ 80.929640][ T5328] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 80.931088][ T5328] BTRFS info (device loop0): using free space tree [ 80.932019][ T5328] BTRFS info (device loop0): has skinny extents [ 80.949268][ T5328] BTRFS info (device loop0): enabling ssd optimizations [ 80.954416][ T5328] BTRFS info (device loop0): balance: start -s [ 80.955826][ T5328] ------------[ cut here ]------------ [ 80.956843][ T5328] WARNING: CPU: 1 PID: 5328 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 80.958613][ T5328] Modules linked in: [ 80.959221][ T5328] CPU: 1 PID: 5328 Comm: syz.0.25 Tainted: G W syzkaller #0 [ 80.960589][ T5328] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.962157][ T5328] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 80.963430][ T5328] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 80.964436][ T5328] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 80.965489][ T5328] sp : ffff8000207f7540 [ 80.966143][ T5328] x29: ffff8000207f7710 x28: ffff0000d5f29058 x27: ffff0000df282690 [ 80.967327][ T5328] x26: ffff0000df282688 x25: ffff0000d5f29050 x24: dfff800000000000 [ 80.968624][ T5328] x23: ffff0000d5f291b0 x22: 1fffe0001abe520b x21: 1fffe0001abe520a [ 80.969923][ T5328] x20: 00000000ffffffe4 x19: ffff0000ec50d9d0 x18: 0000000000000001 [ 80.971213][ T5328] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 80.972501][ T5328] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 80.973776][ T5328] x11: 0000000000000000 x10: 0000000000000000 x9 : 5ba10b920a015b00 [ 80.974969][ T5328] x8 : 5ba10b920a015b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 80.976263][ T5328] x5 : ffff8000207f6e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 80.977538][ T5328] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 80.978837][ T5328] Call trace: [ 80.979354][ T5328] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 80.980291][ T5328] __btrfs_end_transaction+0x13c/0x608 [ 80.981108][ T5328] btrfs_end_transaction+0x24/0x34 [ 80.981862][ T5328] btrfs_inc_block_group_ro+0x4ec/0x558 [ 80.982643][ T5328] btrfs_relocate_block_group+0x2b8/0x8a4 [ 80.983538][ T5328] btrfs_relocate_chunk+0xb8/0x280 [ 80.984352][ T5328] __btrfs_balance+0x1170/0x1ba4 [ 80.985111][ T5328] btrfs_balance+0xac4/0x1138 [ 80.985800][ T5328] btrfs_ioctl_balance+0x4cc/0x658 [ 80.986571][ T5328] btrfs_ioctl+0x8d0/0xb38 [ 80.987241][ T5328] __arm64_sys_ioctl+0x14c/0x1c8 [ 80.987954][ T5328] invoke_syscall+0x98/0x2b8 [ 80.988655][ T5328] el0_svc_common+0x138/0x258 [ 80.989423][ T5328] do_el0_svc+0x58/0x14c [ 80.990030][ T5328] el0_svc+0x78/0x1e0 [ 80.990594][ T5328] el0t_64_sync_handler+0xcc/0xe4 [ 80.991378][ T5328] el0t_64_sync+0x1a0/0x1a4 [ 80.992084][ T5328] irq event stamp: 81048 [ 80.992688][ T5328] hardirqs last enabled at (81047): [] __up_console_sem+0xb4/0x100 [ 80.994102][ T5328] hardirqs last disabled at (81048): [] el1_dbg+0x24/0x80 [ 80.995366][ T5328] softirqs last enabled at (80866): [] local_bh_enable+0x10/0x34 [ 80.996820][ T5328] softirqs last disabled at (80864): [] local_bh_disable+0x10/0x34 [ 80.998308][ T5328] ---[ end trace 0e193d76c8f31b41 ]--- [ 81.002616][ T5328] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 81.004240][ T5328] BTRFS info (device loop0): forced readonly [ 81.005167][ T5328] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 81.006784][ T5328] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 81.008936][ T5328] BTRFS info (device loop0): balance: ended with status: -30 [ 81.144790][ T5350] loop0: detected capacity change from 0 to 32768 [ 81.147114][ T5350] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.26 (5350) [ 81.241008][ T5350] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 81.242307][ T5350] BTRFS info (device loop0): using free space tree [ 81.243266][ T5350] BTRFS info (device loop0): has skinny extents [ 81.307596][ T5350] BTRFS info (device loop0): enabling ssd optimizations [ 81.312593][ T5350] BTRFS info (device loop0): balance: start -s [ 81.313815][ T5350] ------------[ cut here ]------------ [ 81.314801][ T5350] WARNING: CPU: 1 PID: 5350 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 81.316410][ T5350] Modules linked in: [ 81.317004][ T5350] CPU: 1 PID: 5350 Comm: syz.0.26 Tainted: G W syzkaller #0 [ 81.318177][ T5350] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.319622][ T5350] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 81.320848][ T5350] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 81.321814][ T5350] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 81.322810][ T5350] sp : ffff800020ab7540 [ 81.323382][ T5350] x29: ffff800020ab7710 x28: ffff0000db824858 x27: ffff0000df2827f0 [ 81.324549][ T5350] x26: ffff0000df2827e8 x25: ffff0000db824850 x24: dfff800000000000 [ 81.325776][ T5350] x23: ffff0000db8249b0 x22: 1fffe0001b70490b x21: 1fffe0001b70490a [ 81.326982][ T5350] x20: 00000000ffffffe4 x19: ffff0000ec50d9d0 x18: 0000000000000001 [ 81.328208][ T5350] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 81.329354][ T5350] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 81.330509][ T5350] x11: 0000000000000000 x10: 0000000000000000 x9 : a90e15d49077da00 [ 81.331657][ T5350] x8 : a90e15d49077da00 x7 : 0000000000000001 x6 : 0000000000000001 [ 81.332837][ T5350] x5 : ffff800020ab6e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 81.334063][ T5350] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 81.335319][ T5350] Call trace: [ 81.335778][ T5350] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 81.336722][ T5350] __btrfs_end_transaction+0x13c/0x608 [ 81.337528][ T5350] btrfs_end_transaction+0x24/0x34 [ 81.338369][ T5350] btrfs_inc_block_group_ro+0x4ec/0x558 [ 81.339228][ T5350] btrfs_relocate_block_group+0x2b8/0x8a4 [ 81.340081][ T5350] btrfs_relocate_chunk+0xb8/0x280 [ 81.340808][ T5350] __btrfs_balance+0x1170/0x1ba4 [ 81.341529][ T5350] btrfs_balance+0xac4/0x1138 [ 81.342249][ T5350] btrfs_ioctl_balance+0x4cc/0x658 [ 81.342966][ T5350] btrfs_ioctl+0x8d0/0xb38 [ 81.343619][ T5350] __arm64_sys_ioctl+0x14c/0x1c8 [ 81.344352][ T5350] invoke_syscall+0x98/0x2b8 [ 81.345072][ T5350] el0_svc_common+0x138/0x258 [ 81.345764][ T5350] do_el0_svc+0x58/0x14c [ 81.346354][ T5350] el0_svc+0x78/0x1e0 [ 81.346942][ T5350] el0t_64_sync_handler+0xcc/0xe4 [ 81.347673][ T5350] el0t_64_sync+0x1a0/0x1a4 [ 81.348384][ T5350] irq event stamp: 80990 [ 81.349029][ T5350] hardirqs last enabled at (80989): [] __up_console_sem+0xb4/0x100 [ 81.350434][ T5350] hardirqs last disabled at (80990): [] el1_dbg+0x24/0x80 [ 81.351711][ T5350] softirqs last enabled at (80804): [] local_bh_enable+0x10/0x34 [ 81.353064][ T5350] softirqs last disabled at (80802): [] local_bh_disable+0x10/0x34 [ 81.354464][ T5350] ---[ end trace 0e193d76c8f31b42 ]--- [ 81.358115][ T5350] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 81.359748][ T5350] BTRFS info (device loop0): forced readonly [ 81.360845][ T5350] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 81.362434][ T5350] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 81.364155][ T5350] BTRFS info (device loop0): balance: ended with status: -30 [ 81.447654][ T4151] Bluetooth: hci0: command 0x0419 tx timeout [ 81.564575][ T5372] loop0: detected capacity change from 0 to 32768 [ 81.628996][ T5372] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.27 (5372) [ 81.671046][ T5372] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 81.672414][ T5372] BTRFS info (device loop0): using free space tree [ 81.673451][ T5372] BTRFS info (device loop0): has skinny extents [ 81.707897][ T5372] BTRFS info (device loop0): enabling ssd optimizations [ 81.712360][ T5372] BTRFS info (device loop0): balance: start -s [ 81.713616][ T5372] ------------[ cut here ]------------ [ 81.714651][ T5372] WARNING: CPU: 1 PID: 5372 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 81.716371][ T5372] Modules linked in: [ 81.716982][ T5372] CPU: 1 PID: 5372 Comm: syz.0.27 Tainted: G W syzkaller #0 [ 81.718354][ T5372] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.719867][ T5372] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 81.721092][ T5372] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 81.722124][ T5372] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 81.723095][ T5372] sp : ffff8000209b7540 [ 81.723725][ T5372] x29: ffff8000209b7710 x28: ffff0000d53aa858 x27: ffff0000df282950 [ 81.724957][ T5372] x26: ffff0000df282948 x25: ffff0000d53aa850 x24: dfff800000000000 [ 81.726263][ T5372] x23: ffff0000d53aa9b0 x22: 1fffe0001aa7550b x21: 1fffe0001aa7550a [ 81.727429][ T5372] x20: 00000000ffffffe4 x19: ffff0000c84f99d0 x18: 0000000000000001 [ 81.728625][ T5372] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 81.729847][ T5372] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 81.730950][ T5372] x11: 0000000000000000 x10: 0000000000000000 x9 : 5baf87ac23c0f900 [ 81.732150][ T5372] x8 : 5baf87ac23c0f900 x7 : 0000000000000001 x6 : 0000000000000001 [ 81.733427][ T5372] x5 : ffff8000209b6e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 81.734634][ T5372] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 81.735821][ T5372] Call trace: [ 81.736352][ T5372] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 81.737363][ T5372] __btrfs_end_transaction+0x13c/0x608 [ 81.738187][ T5372] btrfs_end_transaction+0x24/0x34 [ 81.738985][ T5372] btrfs_inc_block_group_ro+0x4ec/0x558 [ 81.739806][ T5372] btrfs_relocate_block_group+0x2b8/0x8a4 [ 81.740610][ T5372] btrfs_relocate_chunk+0xb8/0x280 [ 81.741387][ T5372] __btrfs_balance+0x1170/0x1ba4 [ 81.742170][ T5372] btrfs_balance+0xac4/0x1138 [ 81.742930][ T5372] btrfs_ioctl_balance+0x4cc/0x658 [ 81.743654][ T5372] btrfs_ioctl+0x8d0/0xb38 [ 81.744288][ T5372] __arm64_sys_ioctl+0x14c/0x1c8 [ 81.744976][ T5372] invoke_syscall+0x98/0x2b8 [ 81.745662][ T5372] el0_svc_common+0x138/0x258 [ 81.746374][ T5372] do_el0_svc+0x58/0x14c [ 81.747038][ T5372] el0_svc+0x78/0x1e0 [ 81.747648][ T5372] el0t_64_sync_handler+0xcc/0xe4 [ 81.748384][ T5372] el0t_64_sync+0x1a0/0x1a4 [ 81.749006][ T5372] irq event stamp: 80492 [ 81.749700][ T5372] hardirqs last enabled at (80491): [] __up_console_sem+0xb4/0x100 [ 81.751130][ T5372] hardirqs last disabled at (80492): [] el1_dbg+0x24/0x80 [ 81.752380][ T5372] softirqs last enabled at (80310): [] local_bh_enable+0x10/0x34 [ 81.753742][ T5372] softirqs last disabled at (80308): [] local_bh_disable+0x10/0x34 [ 81.755107][ T5372] ---[ end trace 0e193d76c8f31b43 ]--- [ 81.757219][ T5372] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 81.758876][ T5372] BTRFS info (device loop0): forced readonly [ 81.759842][ T5372] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 81.761623][ T5372] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 81.763144][ T5372] BTRFS info (device loop0): balance: ended with status: -30 [ 81.967045][ T5393] loop0: detected capacity change from 0 to 32768 [ 81.972022][ T5393] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.28 (5393) [ 81.975081][ T5393] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 81.976359][ T5393] BTRFS info (device loop0): using free space tree [ 81.977355][ T5393] BTRFS info (device loop0): has skinny extents [ 81.992737][ T5393] BTRFS info (device loop0): enabling ssd optimizations [ 82.001528][ T5393] BTRFS info (device loop0): balance: start -s [ 82.002914][ T5393] ------------[ cut here ]------------ [ 82.003799][ T5393] WARNING: CPU: 0 PID: 5393 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 82.005396][ T5393] Modules linked in: [ 82.005973][ T5393] CPU: 0 PID: 5393 Comm: syz.0.28 Tainted: G W syzkaller #0 [ 82.007163][ T5393] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.008574][ T5393] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 82.009690][ T5393] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 82.010643][ T5393] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 82.011599][ T5393] sp : ffff8000209b7540 [ 82.012185][ T5393] x29: ffff8000209b7710 x28: ffff0000d9ff4858 x27: ffff0000df2857f0 [ 82.013303][ T5393] x26: ffff0000df2857e8 x25: ffff0000d9ff4850 x24: dfff800000000000 [ 82.014413][ T5393] x23: ffff0000d9ff49b0 x22: 1fffe0001b3fe90b x21: 1fffe0001b3fe90a [ 82.015647][ T5393] x20: 00000000ffffffe4 x19: ffff0000c2ba99d0 x18: 0000000000000001 [ 82.016826][ T5393] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 82.017982][ T5393] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 82.019151][ T5393] x11: 0000000000000000 x10: 0000000000000000 x9 : d101c2b30a3cff00 [ 82.020421][ T5393] x8 : d101c2b30a3cff00 x7 : 0000000000000001 x6 : 0000000000000001 [ 82.021609][ T5393] x5 : ffff8000209b6e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 82.022846][ T5393] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 82.024051][ T5393] Call trace: [ 82.024549][ T5393] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 82.025484][ T5393] __btrfs_end_transaction+0x13c/0x608 [ 82.026238][ T5393] btrfs_end_transaction+0x24/0x34 [ 82.027030][ T5393] btrfs_inc_block_group_ro+0x4ec/0x558 [ 82.027848][ T5393] btrfs_relocate_block_group+0x2b8/0x8a4 [ 82.028707][ T5393] btrfs_relocate_chunk+0xb8/0x280 [ 82.029497][ T5393] __btrfs_balance+0x1170/0x1ba4 [ 82.030190][ T5393] btrfs_balance+0xac4/0x1138 [ 82.030870][ T5393] btrfs_ioctl_balance+0x4cc/0x658 [ 82.031584][ T5393] btrfs_ioctl+0x8d0/0xb38 [ 82.032218][ T5393] __arm64_sys_ioctl+0x14c/0x1c8 [ 82.032936][ T5393] invoke_syscall+0x98/0x2b8 [ 82.033591][ T5393] el0_svc_common+0x138/0x258 [ 82.034287][ T5393] do_el0_svc+0x58/0x14c [ 82.034884][ T5393] el0_svc+0x78/0x1e0 [ 82.035475][ T5393] el0t_64_sync_handler+0xcc/0xe4 [ 82.036286][ T5393] el0t_64_sync+0x1a0/0x1a4 [ 82.037021][ T5393] irq event stamp: 80688 [ 82.037681][ T5393] hardirqs last enabled at (80687): [] __up_console_sem+0xb4/0x100 [ 82.039176][ T5393] hardirqs last disabled at (80688): [] el1_dbg+0x24/0x80 [ 82.040526][ T5393] softirqs last enabled at (80520): [] local_bh_enable+0x10/0x34 [ 82.041902][ T5393] softirqs last disabled at (80518): [] local_bh_disable+0x10/0x34 [ 82.043299][ T5393] ---[ end trace 0e193d76c8f31b44 ]--- [ 82.045872][ T5393] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 82.047347][ T5393] BTRFS info (device loop0): forced readonly [ 82.050175][ T5393] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 82.051849][ T5393] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 82.053565][ T5393] BTRFS info (device loop0): balance: ended with status: -30 [ 82.237719][ T5414] loop0: detected capacity change from 0 to 32768 [ 82.289039][ T5414] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.29 (5414) [ 82.298146][ T5414] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 82.299685][ T5414] BTRFS info (device loop0): using free space tree [ 82.300727][ T5414] BTRFS info (device loop0): has skinny extents [ 82.324700][ T5414] BTRFS info (device loop0): enabling ssd optimizations [ 82.331215][ T5414] BTRFS info (device loop0): balance: start -s [ 82.332580][ T5414] ------------[ cut here ]------------ [ 82.333549][ T5414] WARNING: CPU: 0 PID: 5414 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 82.335225][ T5414] Modules linked in: [ 82.335850][ T5414] CPU: 0 PID: 5414 Comm: syz.0.29 Tainted: G W syzkaller #0 [ 82.337072][ T5414] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.338568][ T5414] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 82.339674][ T5414] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 82.340650][ T5414] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 82.341588][ T5414] sp : ffff80001b937540 [ 82.342171][ T5414] x29: ffff80001b937710 x28: ffff0000d8575058 x27: ffff0000df285950 [ 82.343427][ T5414] x26: ffff0000df285948 x25: ffff0000d8575050 x24: dfff800000000000 [ 82.344639][ T5414] x23: ffff0000d85751b0 x22: 1fffe0001b0aea0b x21: 1fffe0001b0aea0a [ 82.345800][ T5414] x20: 00000000ffffffe4 x19: ffff0000e70d19d0 x18: 0000000000000001 [ 82.346893][ T5414] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 82.348163][ T5414] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 82.349375][ T5414] x11: 0000000000000000 x10: 0000000000000000 x9 : dc6276b9f3b77700 [ 82.350505][ T5414] x8 : dc6276b9f3b77700 x7 : 0000000000000001 x6 : 0000000000000001 [ 82.351640][ T5414] x5 : ffff80001b936e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 82.352769][ T5414] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 82.353953][ T5414] Call trace: [ 82.354418][ T5414] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 82.355391][ T5414] __btrfs_end_transaction+0x13c/0x608 [ 82.356145][ T5414] btrfs_end_transaction+0x24/0x34 [ 82.356879][ T5414] btrfs_inc_block_group_ro+0x4ec/0x558 [ 82.357663][ T5414] btrfs_relocate_block_group+0x2b8/0x8a4 [ 82.358454][ T5414] btrfs_relocate_chunk+0xb8/0x280 [ 82.359141][ T5414] __btrfs_balance+0x1170/0x1ba4 [ 82.359794][ T5414] btrfs_balance+0xac4/0x1138 [ 82.360455][ T5414] btrfs_ioctl_balance+0x4cc/0x658 [ 82.361162][ T5414] btrfs_ioctl+0x8d0/0xb38 [ 82.361756][ T5414] __arm64_sys_ioctl+0x14c/0x1c8 [ 82.362533][ T5414] invoke_syscall+0x98/0x2b8 [ 82.363177][ T5414] el0_svc_common+0x138/0x258 [ 82.363864][ T5414] do_el0_svc+0x58/0x14c [ 82.364462][ T5414] el0_svc+0x78/0x1e0 [ 82.365043][ T5414] el0t_64_sync_handler+0xcc/0xe4 [ 82.365788][ T5414] el0t_64_sync+0x1a0/0x1a4 [ 82.366407][ T5414] irq event stamp: 80806 [ 82.366994][ T5414] hardirqs last enabled at (80805): [] __up_console_sem+0xb4/0x100 [ 82.368403][ T5414] hardirqs last disabled at (80806): [] el1_dbg+0x24/0x80 [ 82.369626][ T5414] softirqs last enabled at (80618): [] local_bh_enable+0x10/0x34 [ 82.371064][ T5414] softirqs last disabled at (80616): [] local_bh_disable+0x10/0x34 [ 82.372424][ T5414] ---[ end trace 0e193d76c8f31b45 ]--- [ 82.375897][ T5414] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 82.377690][ T5414] BTRFS info (device loop0): forced readonly [ 82.378612][ T5414] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 82.380346][ T5414] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 82.382374][ T5414] BTRFS info (device loop0): balance: ended with status: -30 [ 82.521879][ T5436] loop0: detected capacity change from 0 to 32768 [ 82.632474][ T5436] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.30 (5436) [ 82.635794][ T5436] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 82.637323][ T5436] BTRFS info (device loop0): using free space tree [ 82.652211][ T5436] ------------[ cut here ]------------ [ 82.653243][ T5436] WARNING: CPU: 1 PID: 5436 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 82.654959][ T5436] Modules linked in: [ 82.655586][ T5436] CPU: 1 PID: 5436 Comm: syz.0.30 Tainted: G W syzkaller #0 [ 82.656887][ T5436] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.658415][ T5436] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 82.659588][ T5436] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 82.660590][ T5436] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 82.661618][ T5436] sp : ffff80001b937540 [ 82.662216][ T5436] x29: ffff80001b937710 x28: ffff0000cd733058 x27: ffff0000df282060 [ 82.663438][ T5436] x26: ffff0000df282058 x25: ffff0000cd733050 x24: dfff800000000000 [ 82.664694][ T5436] x23: ffff0000cd7331b0 x22: 1fffe00019ae660b x21: 1fffe00019ae660a [ 82.665982][ T5436] x20: 00000000ffffffe4 x19: ffff0000dcc0d9d0 x18: 0000000000000001 [ 82.667240][ T5436] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 82.668492][ T5436] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 82.669684][ T5436] x11: 0000000000000000 x10: 0000000000000000 x9 : 7b5b94a394026800 [ 82.670910][ T5436] x8 : 7b5b94a394026800 x7 : 0000000000000001 x6 : 0000000000000001 [ 82.672130][ T5436] x5 : ffff80001b936e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 82.673317][ T5436] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 82.674539][ T5436] Call trace: [ 82.675077][ T5436] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 82.676056][ T5436] __btrfs_end_transaction+0x13c/0x608 [ 82.676911][ T5436] btrfs_end_transaction+0x24/0x34 [ 82.677714][ T5436] btrfs_inc_block_group_ro+0x4ec/0x558 [ 82.678561][ T5436] btrfs_relocate_block_group+0x2b8/0x8a4 [ 82.679408][ T5436] btrfs_relocate_chunk+0xb8/0x280 [ 82.680141][ T5436] __btrfs_balance+0x1170/0x1ba4 [ 82.680869][ T5436] btrfs_balance+0xac4/0x1138 [ 82.681545][ T5436] btrfs_ioctl_balance+0x4cc/0x658 [ 82.682299][ T5436] btrfs_ioctl+0x8d0/0xb38 [ 82.682944][ T5436] __arm64_sys_ioctl+0x14c/0x1c8 [ 82.683672][ T5436] invoke_syscall+0x98/0x2b8 [ 82.684341][ T5436] el0_svc_common+0x138/0x258 [ 82.685002][ T5436] do_el0_svc+0x58/0x14c [ 82.685712][ T5436] el0_svc+0x78/0x1e0 [ 82.686286][ T5436] el0t_64_sync_handler+0xcc/0xe4 [ 82.687022][ T5436] el0t_64_sync+0x1a0/0x1a4 [ 82.687649][ T5436] irq event stamp: 80264 [ 82.688265][ T5436] hardirqs last enabled at (80263): [] __up_console_sem+0xb4/0x100 [ 82.689619][ T5436] hardirqs last disabled at (80264): [] el1_dbg+0x24/0x80 [ 82.690869][ T5436] softirqs last enabled at (80098): [] local_bh_enable+0x10/0x34 [ 82.692185][ T5436] softirqs last disabled at (80096): [] local_bh_disable+0x10/0x34 [ 82.693580][ T5436] ---[ end trace 0e193d76c8f31b46 ]--- [ 82.696749][ T5436] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 82.698438][ T5436] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 82.700328][ T5436] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 82.840462][ T5458] loop0: detected capacity change from 0 to 32768 [ 82.888972][ T5458] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.31 (5458) [ 82.965089][ T5458] ------------[ cut here ]------------ [ 82.965987][ T5458] WARNING: CPU: 1 PID: 5458 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 82.967599][ T5458] Modules linked in: [ 82.968160][ T5458] CPU: 1 PID: 5458 Comm: syz.0.31 Tainted: G W syzkaller #0 [ 82.969408][ T5458] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.970810][ T5458] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 82.971924][ T5458] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 82.972879][ T5458] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 82.973880][ T5458] sp : ffff800021447540 [ 82.974510][ T5458] x29: ffff800021447710 x28: ffff0000c0a9b858 x27: ffff0000df282ab0 [ 82.975661][ T5458] x26: ffff0000df282aa8 x25: ffff0000c0a9b850 x24: dfff800000000000 [ 82.976844][ T5458] x23: ffff0000c0a9b9b0 x22: 1fffe0001815370b x21: 1fffe0001815370a [ 82.978079][ T5458] x20: 00000000ffffffe4 x19: ffff0000da7b59d0 x18: 0000000000000001 [ 82.979247][ T5458] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 82.980413][ T5458] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 82.981582][ T5458] x11: 0000000000000000 x10: 0000000000000000 x9 : 56beea501ac43100 [ 82.982791][ T5458] x8 : 56beea501ac43100 x7 : 0000000000000001 x6 : 0000000000000001 [ 82.983978][ T5458] x5 : ffff800021446e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 82.985165][ T5458] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 82.986398][ T5458] Call trace: [ 82.986904][ T5458] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 82.987799][ T5458] __btrfs_end_transaction+0x13c/0x608 [ 82.988562][ T5458] btrfs_end_transaction+0x24/0x34 [ 82.989316][ T5458] btrfs_inc_block_group_ro+0x4ec/0x558 [ 82.990166][ T5458] btrfs_relocate_block_group+0x2b8/0x8a4 [ 82.991066][ T5458] btrfs_relocate_chunk+0xb8/0x280 [ 82.991803][ T5458] __btrfs_balance+0x1170/0x1ba4 [ 82.992567][ T5458] btrfs_balance+0xac4/0x1138 [ 82.993273][ T5458] btrfs_ioctl_balance+0x4cc/0x658 [ 82.994078][ T5458] btrfs_ioctl+0x8d0/0xb38 [ 82.994673][ T5458] __arm64_sys_ioctl+0x14c/0x1c8 [ 82.995418][ T5458] invoke_syscall+0x98/0x2b8 [ 82.996067][ T5458] el0_svc_common+0x138/0x258 [ 82.996726][ T5458] do_el0_svc+0x58/0x14c [ 82.997294][ T5458] el0_svc+0x78/0x1e0 [ 82.997847][ T5458] el0t_64_sync_handler+0xcc/0xe4 [ 82.998595][ T5458] el0t_64_sync+0x1a0/0x1a4 [ 82.999209][ T5458] irq event stamp: 81024 [ 82.999814][ T5458] hardirqs last enabled at (81023): [] __up_console_sem+0xb4/0x100 [ 83.001158][ T5458] hardirqs last disabled at (81024): [] el1_dbg+0x24/0x80 [ 83.002369][ T5458] softirqs last enabled at (80876): [] local_bh_enable+0x10/0x34 [ 83.003719][ T5458] softirqs last disabled at (80874): [] local_bh_disable+0x10/0x34 [ 83.005145][ T5458] ---[ end trace 0e193d76c8f31b47 ]--- [ 83.007050][ T5458] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 83.008882][ T5458] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 83.010373][ T5458] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 83.051641][ T4655] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 9 /dev/loop0 scanned by udevd (4655) [ 83.150873][ T5479] loop0: detected capacity change from 0 to 32768 [ 83.213512][ T5479] ------------[ cut here ]------------ [ 83.214588][ T5479] WARNING: CPU: 0 PID: 5479 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 83.216252][ T5479] Modules linked in: [ 83.216807][ T5479] CPU: 0 PID: 5479 Comm: syz.0.32 Tainted: G W syzkaller #0 [ 83.218126][ T5479] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.219624][ T5479] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 83.220733][ T5479] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 83.221716][ T5479] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 83.222653][ T5479] sp : ffff800021447540 [ 83.223262][ T5479] x29: ffff800021447710 x28: ffff0000d6333858 x27: ffff0000df285ab0 [ 83.224434][ T5479] x26: ffff0000df285aa8 x25: ffff0000d6333850 x24: dfff800000000000 [ 83.225636][ T5479] x23: ffff0000d63339b0 x22: 1fffe0001ac6670b x21: 1fffe0001ac6670a [ 83.226801][ T5479] x20: 00000000ffffffe4 x19: ffff0000d31b19d0 x18: 0000000000000001 [ 83.228062][ T5479] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 83.229362][ T5479] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 83.230548][ T5479] x11: 0000000000000000 x10: 0000000000000000 x9 : edc91fc415754700 [ 83.231750][ T5479] x8 : edc91fc415754700 x7 : 0000000000000001 x6 : 0000000000000001 [ 83.232954][ T5479] x5 : ffff800021446e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 83.234183][ T5479] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 83.235389][ T5479] Call trace: [ 83.235862][ T5479] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 83.236787][ T5479] __btrfs_end_transaction+0x13c/0x608 [ 83.237547][ T5479] btrfs_end_transaction+0x24/0x34 [ 83.238274][ T5479] btrfs_inc_block_group_ro+0x4ec/0x558 [ 83.239081][ T5479] btrfs_relocate_block_group+0x2b8/0x8a4 [ 83.239950][ T5479] btrfs_relocate_chunk+0xb8/0x280 [ 83.240694][ T5479] __btrfs_balance+0x1170/0x1ba4 [ 83.241444][ T5479] btrfs_balance+0xac4/0x1138 [ 83.242131][ T5479] btrfs_ioctl_balance+0x4cc/0x658 [ 83.242871][ T5479] btrfs_ioctl+0x8d0/0xb38 [ 83.243510][ T5479] __arm64_sys_ioctl+0x14c/0x1c8 [ 83.244214][ T5479] invoke_syscall+0x98/0x2b8 [ 83.244941][ T5479] el0_svc_common+0x138/0x258 [ 83.245652][ T5479] do_el0_svc+0x58/0x14c [ 83.246253][ T5479] el0_svc+0x78/0x1e0 [ 83.246826][ T5479] el0t_64_sync_handler+0xcc/0xe4 [ 83.247491][ T5479] el0t_64_sync+0x1a0/0x1a4 [ 83.248133][ T5479] irq event stamp: 80412 [ 83.248719][ T5479] hardirqs last enabled at (80411): [] __up_console_sem+0xb4/0x100 [ 83.250078][ T5479] hardirqs last disabled at (80412): [] el1_dbg+0x24/0x80 [ 83.251300][ T5479] softirqs last enabled at (80226): [] local_bh_enable+0x10/0x34 [ 83.252709][ T5479] softirqs last disabled at (80224): [] local_bh_disable+0x10/0x34 [ 83.254094][ T5479] ---[ end trace 0e193d76c8f31b48 ]--- [ 83.255349][ T5479] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 83.256923][ T5479] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 83.258596][ T5479] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left 1970/01/01 00:01:23 executed programs: 19 [ 83.415275][ T5502] loop0: detected capacity change from 0 to 32768 [ 83.423551][ T5502] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.33 (5502) [ 83.428741][ T5502] btrfs_printk: 19 callbacks suppressed [ 83.428749][ T5502] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 83.430866][ T5502] BTRFS info (device loop0): using free space tree [ 83.431892][ T5502] BTRFS info (device loop0): has skinny extents [ 83.439974][ T5502] BTRFS info (device loop0): enabling ssd optimizations [ 83.444418][ T5502] BTRFS info (device loop0): balance: start -s [ 83.445796][ T5502] ------------[ cut here ]------------ [ 83.446819][ T5502] WARNING: CPU: 0 PID: 5502 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 83.448564][ T5502] Modules linked in: [ 83.449135][ T5502] CPU: 0 PID: 5502 Comm: syz.0.33 Tainted: G W syzkaller #0 [ 83.450465][ T5502] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.452027][ T5502] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 83.453171][ T5502] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 83.454174][ T5502] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 83.455201][ T5502] sp : ffff800021657540 [ 83.455819][ T5502] x29: ffff800021657710 x28: ffff0000d5a18058 x27: ffff0000df285c10 [ 83.457056][ T5502] x26: ffff0000df285c08 x25: ffff0000d5a18050 x24: dfff800000000000 [ 83.458259][ T5502] x23: ffff0000d5a181b0 x22: 1fffe0001ab4300b x21: 1fffe0001ab4300a [ 83.459414][ T5502] x20: 00000000ffffffe4 x19: ffff0000eee899d0 x18: 0000000000000001 [ 83.460636][ T5502] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 83.461892][ T5502] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 83.463142][ T5502] x11: 0000000000000000 x10: 0000000000000000 x9 : 31fbb917860a9b00 [ 83.464281][ T5502] x8 : 31fbb917860a9b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 83.465424][ T5502] x5 : ffff800021656e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 83.466575][ T5502] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 83.467844][ T5502] Call trace: [ 83.468301][ T5502] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 83.469229][ T5502] __btrfs_end_transaction+0x13c/0x608 [ 83.470028][ T5502] btrfs_end_transaction+0x24/0x34 [ 83.470761][ T5502] btrfs_inc_block_group_ro+0x4ec/0x558 [ 83.471618][ T5502] btrfs_relocate_block_group+0x2b8/0x8a4 [ 83.472455][ T5502] btrfs_relocate_chunk+0xb8/0x280 [ 83.473255][ T5502] __btrfs_balance+0x1170/0x1ba4 [ 83.474038][ T5502] btrfs_balance+0xac4/0x1138 [ 83.474754][ T5502] btrfs_ioctl_balance+0x4cc/0x658 [ 83.475544][ T5502] btrfs_ioctl+0x8d0/0xb38 [ 83.476229][ T5502] __arm64_sys_ioctl+0x14c/0x1c8 [ 83.476953][ T5502] invoke_syscall+0x98/0x2b8 [ 83.477623][ T5502] el0_svc_common+0x138/0x258 [ 83.478340][ T5502] do_el0_svc+0x58/0x14c [ 83.478971][ T5502] el0_svc+0x78/0x1e0 [ 83.479593][ T5502] el0t_64_sync_handler+0xcc/0xe4 [ 83.480342][ T5502] el0t_64_sync+0x1a0/0x1a4 [ 83.480974][ T5502] irq event stamp: 81356 [ 83.481589][ T5502] hardirqs last enabled at (81355): [] __up_console_sem+0xb4/0x100 [ 83.482911][ T5502] hardirqs last disabled at (81356): [] el1_dbg+0x24/0x80 [ 83.484117][ T5502] softirqs last enabled at (81170): [] local_bh_enable+0x10/0x34 [ 83.485475][ T5502] softirqs last disabled at (81168): [] local_bh_disable+0x10/0x34 [ 83.486826][ T5502] ---[ end trace 0e193d76c8f31b49 ]--- [ 83.491413][ T5502] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 83.493237][ T5502] BTRFS info (device loop0): forced readonly [ 83.494241][ T5502] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 83.495977][ T5502] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 83.498041][ T5502] BTRFS info (device loop0): balance: ended with status: -30 [ 83.637858][ T5524] loop0: detected capacity change from 0 to 32768 [ 83.640497][ T5524] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.34 (5524) [ 83.680436][ T5524] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 83.681685][ T5524] BTRFS info (device loop0): using free space tree [ 83.682588][ T5524] BTRFS info (device loop0): has skinny extents [ 83.695699][ T5524] BTRFS info (device loop0): enabling ssd optimizations [ 83.707651][ T5524] BTRFS info (device loop0): balance: start -s [ 83.708936][ T5524] ------------[ cut here ]------------ [ 83.709936][ T5524] WARNING: CPU: 0 PID: 5524 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 83.711599][ T5524] Modules linked in: [ 83.712195][ T5524] CPU: 0 PID: 5524 Comm: syz.0.34 Tainted: G W syzkaller #0 [ 83.713505][ T5524] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.714977][ T5524] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 83.716198][ T5524] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 83.717205][ T5524] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 83.718278][ T5524] sp : ffff800021447540 [ 83.718867][ T5524] x29: ffff800021447710 x28: ffff0000c132a058 x27: ffff0000df285d70 [ 83.720078][ T5524] x26: ffff0000df285d68 x25: ffff0000c132a050 x24: dfff800000000000 [ 83.721283][ T5524] x23: ffff0000c132a1b0 x22: 1fffe0001826540b x21: 1fffe0001826540a [ 83.722607][ T5524] x20: 00000000ffffffe4 x19: ffff0000c884d9d0 x18: 0000000000000001 [ 83.723910][ T5524] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 83.725223][ T5524] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 83.726509][ T5524] x11: 0000000000000000 x10: 0000000000000000 x9 : 5699b5453a9a0600 [ 83.727689][ T5524] x8 : 5699b5453a9a0600 x7 : 0000000000000001 x6 : 0000000000000001 [ 83.728905][ T5524] x5 : ffff800021446e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 83.730106][ T5524] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 83.731355][ T5524] Call trace: [ 83.731865][ T5524] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 83.732803][ T5524] __btrfs_end_transaction+0x13c/0x608 [ 83.733661][ T5524] btrfs_end_transaction+0x24/0x34 [ 83.734434][ T5524] btrfs_inc_block_group_ro+0x4ec/0x558 [ 83.735238][ T5524] btrfs_relocate_block_group+0x2b8/0x8a4 [ 83.736026][ T5524] btrfs_relocate_chunk+0xb8/0x280 [ 83.736764][ T5524] __btrfs_balance+0x1170/0x1ba4 [ 83.737492][ T5524] btrfs_balance+0xac4/0x1138 [ 83.738166][ T5524] btrfs_ioctl_balance+0x4cc/0x658 [ 83.738915][ T5524] btrfs_ioctl+0x8d0/0xb38 [ 83.739531][ T5524] __arm64_sys_ioctl+0x14c/0x1c8 [ 83.740292][ T5524] invoke_syscall+0x98/0x2b8 [ 83.740884][ T5524] el0_svc_common+0x138/0x258 [ 83.741525][ T5524] do_el0_svc+0x58/0x14c [ 83.742179][ T5524] el0_svc+0x78/0x1e0 [ 83.742770][ T5524] el0t_64_sync_handler+0xcc/0xe4 [ 83.743517][ T5524] el0t_64_sync+0x1a0/0x1a4 [ 83.744137][ T5524] irq event stamp: 80148 [ 83.744744][ T5524] hardirqs last enabled at (80147): [] __up_console_sem+0xb4/0x100 [ 83.746087][ T5524] hardirqs last disabled at (80148): [] el1_dbg+0x24/0x80 [ 83.747479][ T5524] softirqs last enabled at (79970): [] local_bh_enable+0x10/0x34 [ 83.748838][ T5524] softirqs last disabled at (79968): [] local_bh_disable+0x10/0x34 [ 83.750181][ T5524] ---[ end trace 0e193d76c8f31b4a ]--- [ 83.751797][ T5524] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 83.753430][ T5524] BTRFS info (device loop0): forced readonly [ 83.754306][ T5524] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 83.755988][ T5524] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 83.757647][ T5524] BTRFS info (device loop0): balance: ended with status: -30 [ 83.810634][ T4655] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 9 /dev/loop0 scanned by udevd (4655) [ 83.912145][ T5545] loop0: detected capacity change from 0 to 32768 [ 83.949854][ T5545] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 83.951163][ T5545] BTRFS info (device loop0): using free space tree [ 83.952097][ T5545] BTRFS info (device loop0): has skinny extents [ 83.961601][ T5545] BTRFS info (device loop0): enabling ssd optimizations [ 83.966039][ T5545] BTRFS info (device loop0): balance: start -s [ 83.968711][ T5545] ------------[ cut here ]------------ [ 83.969689][ T5545] WARNING: CPU: 1 PID: 5545 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 83.971447][ T5545] Modules linked in: [ 83.972092][ T5545] CPU: 1 PID: 5545 Comm: syz.0.35 Tainted: G W syzkaller #0 [ 83.973392][ T5545] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.974951][ T5545] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 83.976121][ T5545] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 83.977094][ T5545] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 83.978174][ T5545] sp : ffff800021897540 [ 83.978793][ T5545] x29: ffff800021897710 x28: ffff0000ddb1f858 x27: ffff0000df282b60 [ 83.980051][ T5545] x26: ffff0000df282b58 x25: ffff0000ddb1f850 x24: dfff800000000000 [ 83.981344][ T5545] x23: ffff0000ddb1f9b0 x22: 1fffe0001bb63f0b x21: 1fffe0001bb63f0a [ 83.982566][ T5545] x20: 00000000ffffffe4 x19: ffff0000c884d9d0 x18: 0000000000000001 [ 83.983814][ T5545] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 83.985107][ T5545] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 83.986333][ T5545] x11: 0000000000000000 x10: 0000000000000000 x9 : ac3fdda1c2cbb300 [ 83.987519][ T5545] x8 : ac3fdda1c2cbb300 x7 : 0000000000000001 x6 : 0000000000000001 [ 83.988775][ T5545] x5 : ffff800021896e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 83.989973][ T5545] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 83.991202][ T5545] Call trace: [ 83.991686][ T5545] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 83.992678][ T5545] __btrfs_end_transaction+0x13c/0x608 [ 83.993604][ T5545] btrfs_end_transaction+0x24/0x34 [ 83.994464][ T5545] btrfs_inc_block_group_ro+0x4ec/0x558 [ 83.995362][ T5545] btrfs_relocate_block_group+0x2b8/0x8a4 [ 83.996264][ T5545] btrfs_relocate_chunk+0xb8/0x280 [ 83.997050][ T5545] __btrfs_balance+0x1170/0x1ba4 [ 83.997818][ T5545] btrfs_balance+0xac4/0x1138 [ 83.998581][ T5545] btrfs_ioctl_balance+0x4cc/0x658 [ 83.999378][ T5545] btrfs_ioctl+0x8d0/0xb38 [ 84.000053][ T5545] __arm64_sys_ioctl+0x14c/0x1c8 [ 84.000815][ T5545] invoke_syscall+0x98/0x2b8 [ 84.001457][ T5545] el0_svc_common+0x138/0x258 [ 84.002124][ T5545] do_el0_svc+0x58/0x14c [ 84.002734][ T5545] el0_svc+0x78/0x1e0 [ 84.003287][ T5545] el0t_64_sync_handler+0xcc/0xe4 [ 84.003975][ T5545] el0t_64_sync+0x1a0/0x1a4 [ 84.004621][ T5545] irq event stamp: 80222 [ 84.005224][ T5545] hardirqs last enabled at (80221): [] __up_console_sem+0xb4/0x100 [ 84.006541][ T5545] hardirqs last disabled at (80222): [] el1_dbg+0x24/0x80 [ 84.007816][ T5545] softirqs last enabled at (80056): [] local_bh_enable+0x10/0x34 [ 84.009326][ T5545] softirqs last disabled at (80054): [] local_bh_disable+0x10/0x34 [ 84.010692][ T5545] ---[ end trace 0e193d76c8f31b4b ]--- [ 84.013560][ T5545] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 84.015270][ T5545] BTRFS info (device loop0): forced readonly [ 84.016221][ T5545] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 84.018495][ T5545] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 84.020235][ T5545] BTRFS info (device loop0): balance: ended with status: -30 [ 84.057126][ T4655] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 9 /dev/loop0 scanned by udevd (4655) [ 84.160981][ T5568] loop0: detected capacity change from 0 to 32768 [ 84.290684][ T5568] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 84.292111][ T5568] BTRFS info (device loop0): using free space tree [ 84.294688][ T5568] BTRFS info (device loop0): has skinny extents [ 84.304865][ T5568] BTRFS info (device loop0): enabling ssd optimizations [ 84.310522][ T5568] BTRFS info (device loop0): balance: start -s [ 84.311842][ T5568] ------------[ cut here ]------------ [ 84.312796][ T5568] WARNING: CPU: 0 PID: 5568 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 84.314451][ T5568] Modules linked in: [ 84.314989][ T5568] CPU: 0 PID: 5568 Comm: syz.0.36 Tainted: G W syzkaller #0 [ 84.316205][ T5568] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 84.317688][ T5568] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 84.318840][ T5568] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 84.319721][ T5568] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 84.320643][ T5568] sp : ffff800021a07540 [ 84.321190][ T5568] x29: ffff800021a07710 x28: ffff0000d4988858 x27: ffff0000df285480 [ 84.322280][ T5568] x26: ffff0000df285478 x25: ffff0000d4988850 x24: dfff800000000000 [ 84.323480][ T5568] x23: ffff0000d49889b0 x22: 1fffe0001a93110b x21: 1fffe0001a93110a [ 84.324635][ T5568] x20: 00000000ffffffe4 x19: ffff0000eeeb19d0 x18: 0000000000000001 [ 84.325808][ T5568] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 84.327002][ T5568] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 84.328200][ T5568] x11: 0000000000000000 x10: 0000000000000000 x9 : afe4e832d773e100 [ 84.329326][ T5568] x8 : afe4e832d773e100 x7 : 0000000000000001 x6 : 0000000000000001 [ 84.330483][ T5568] x5 : ffff800021a06e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 84.331665][ T5568] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 84.332872][ T5568] Call trace: [ 84.333309][ T5568] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 84.334221][ T5568] __btrfs_end_transaction+0x13c/0x608 [ 84.334995][ T5568] btrfs_end_transaction+0x24/0x34 [ 84.335755][ T5568] btrfs_inc_block_group_ro+0x4ec/0x558 [ 84.336550][ T5568] btrfs_relocate_block_group+0x2b8/0x8a4 [ 84.337398][ T5568] btrfs_relocate_chunk+0xb8/0x280 [ 84.338121][ T5568] __btrfs_balance+0x1170/0x1ba4 [ 84.338857][ T5568] btrfs_balance+0xac4/0x1138 [ 84.339622][ T5568] btrfs_ioctl_balance+0x4cc/0x658 [ 84.340402][ T5568] btrfs_ioctl+0x8d0/0xb38 [ 84.341023][ T5568] __arm64_sys_ioctl+0x14c/0x1c8 [ 84.341747][ T5568] invoke_syscall+0x98/0x2b8 [ 84.342417][ T5568] el0_svc_common+0x138/0x258 [ 84.343108][ T5568] do_el0_svc+0x58/0x14c [ 84.343701][ T5568] el0_svc+0x78/0x1e0 [ 84.344346][ T5568] el0t_64_sync_handler+0xcc/0xe4 [ 84.345200][ T5568] el0t_64_sync+0x1a0/0x1a4 [ 84.345984][ T5568] irq event stamp: 80788 [ 84.346687][ T5568] hardirqs last enabled at (80787): [] __up_console_sem+0xb4/0x100 [ 84.348171][ T5568] hardirqs last disabled at (80788): [] el1_dbg+0x24/0x80 [ 84.349544][ T5568] softirqs last enabled at (80628): [] local_bh_enable+0x10/0x34 [ 84.350961][ T5568] softirqs last disabled at (80626): [] local_bh_disable+0x10/0x34 [ 84.352367][ T5568] ---[ end trace 0e193d76c8f31b4c ]--- [ 84.353942][ T5568] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 84.355474][ T5568] BTRFS info (device loop0): forced readonly [ 84.356359][ T5568] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 84.358092][ T5568] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 84.359596][ T5568] BTRFS info (device loop0): balance: ended with status: -30 [ 84.394241][ T4655] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 9 /dev/loop0 scanned by udevd (4655) [ 84.509421][ T5589] loop0: detected capacity change from 0 to 32768 [ 84.607842][ T5589] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 84.609091][ T5589] BTRFS info (device loop0): using free space tree [ 84.610220][ T5589] BTRFS info (device loop0): has skinny extents [ 84.637764][ T5589] BTRFS info (device loop0): enabling ssd optimizations [ 84.642534][ T5589] BTRFS info (device loop0): balance: start -s [ 84.643710][ T5589] ------------[ cut here ]------------ [ 84.644612][ T5589] WARNING: CPU: 1 PID: 5589 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 84.646235][ T5589] Modules linked in: [ 84.646760][ T5589] CPU: 1 PID: 5589 Comm: syz.0.37 Tainted: G W syzkaller #0 [ 84.647985][ T5589] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 84.649399][ T5589] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 84.650502][ T5589] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 84.651452][ T5589] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 84.652445][ T5589] sp : ffff800021a07540 [ 84.653028][ T5589] x29: ffff800021a07710 x28: ffff0000d908b858 x27: ffff0000df282480 [ 84.654157][ T5589] x26: ffff0000df282478 x25: ffff0000d908b850 x24: dfff800000000000 [ 84.655417][ T5589] x23: ffff0000d908b9b0 x22: 1fffe0001b21170b x21: 1fffe0001b21170a [ 84.656549][ T5589] x20: 00000000ffffffe4 x19: ffff0000d6d059d0 x18: 0000000000000001 [ 84.657768][ T5589] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 84.659017][ T5589] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 84.660237][ T5589] x11: 0000000000000000 x10: 0000000000000000 x9 : a2812bf85c224c00 [ 84.661443][ T5589] x8 : a2812bf85c224c00 x7 : 0000000000000001 x6 : 0000000000000001 [ 84.662703][ T5589] x5 : ffff800021a06e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 84.663862][ T5589] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 84.665063][ T5589] Call trace: [ 84.665574][ T5589] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 84.666449][ T5589] __btrfs_end_transaction+0x13c/0x608 [ 84.667228][ T5589] btrfs_end_transaction+0x24/0x34 [ 84.668000][ T5589] btrfs_inc_block_group_ro+0x4ec/0x558 [ 84.668800][ T5589] btrfs_relocate_block_group+0x2b8/0x8a4 [ 84.669584][ T5589] btrfs_relocate_chunk+0xb8/0x280 [ 84.670336][ T5589] __btrfs_balance+0x1170/0x1ba4 [ 84.671040][ T5589] btrfs_balance+0xac4/0x1138 [ 84.671752][ T5589] btrfs_ioctl_balance+0x4cc/0x658 [ 84.672516][ T5589] btrfs_ioctl+0x8d0/0xb38 [ 84.673167][ T5589] __arm64_sys_ioctl+0x14c/0x1c8 [ 84.673935][ T5589] invoke_syscall+0x98/0x2b8 [ 84.674599][ T5589] el0_svc_common+0x138/0x258 [ 84.675244][ T5589] do_el0_svc+0x58/0x14c [ 84.675879][ T5589] el0_svc+0x78/0x1e0 [ 84.676492][ T5589] el0t_64_sync_handler+0xcc/0xe4 [ 84.677202][ T5589] el0t_64_sync+0x1a0/0x1a4 [ 84.677894][ T5589] irq event stamp: 80368 [ 84.678518][ T5589] hardirqs last enabled at (80367): [] __up_console_sem+0xb4/0x100 [ 84.679853][ T5589] hardirqs last disabled at (80368): [] el1_dbg+0x24/0x80 [ 84.681089][ T5589] softirqs last enabled at (80202): [] local_bh_enable+0x10/0x34 [ 84.682438][ T5589] softirqs last disabled at (80200): [] local_bh_disable+0x10/0x34 [ 84.683796][ T5589] ---[ end trace 0e193d76c8f31b4d ]--- [ 84.686986][ T5589] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 84.688535][ T5589] BTRFS info (device loop0): forced readonly [ 84.689391][ T5589] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 84.690866][ T5589] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 84.692437][ T5589] BTRFS info (device loop0): balance: ended with status: -30 [ 84.835241][ T5612] loop0: detected capacity change from 0 to 32768 [ 84.839686][ T5612] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.38 (5612) [ 84.843759][ T5612] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 84.845141][ T5612] BTRFS info (device loop0): using free space tree [ 84.846163][ T5612] BTRFS info (device loop0): has skinny extents [ 84.857771][ T5612] BTRFS info (device loop0): enabling ssd optimizations [ 84.862709][ T5612] BTRFS info (device loop0): balance: start -s [ 84.863975][ T5612] ------------[ cut here ]------------ [ 84.864966][ T5612] WARNING: CPU: 1 PID: 5612 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 84.866584][ T5612] Modules linked in: [ 84.867186][ T5612] CPU: 1 PID: 5612 Comm: syz.0.38 Tainted: G W syzkaller #0 [ 84.868440][ T5612] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 84.869931][ T5612] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 84.871137][ T5612] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 84.872143][ T5612] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 84.873140][ T5612] sp : ffff800021b37540 [ 84.873732][ T5612] x29: ffff800021b37710 x28: ffff0000c276b058 x27: ffff0000df282cc0 [ 84.874917][ T5612] x26: ffff0000df282cb8 x25: ffff0000c276b050 x24: dfff800000000000 [ 84.876105][ T5612] x23: ffff0000c276b1b0 x22: 1fffe000184ed60b x21: 1fffe000184ed60a [ 84.877389][ T5612] x20: 00000000ffffffe4 x19: ffff0000e70499d0 x18: 0000000000000001 [ 84.878562][ T5612] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 84.879724][ T5612] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 84.880931][ T5612] x11: 0000000000000000 x10: 0000000000000000 x9 : 226f233530a3b400 [ 84.882151][ T5612] x8 : 226f233530a3b400 x7 : 0000000000000001 x6 : 0000000000000001 [ 84.883313][ T5612] x5 : ffff800021b36e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 84.884452][ T5612] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 84.885683][ T5612] Call trace: [ 84.886194][ T5612] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 84.887073][ T5612] __btrfs_end_transaction+0x13c/0x608 [ 84.887941][ T5612] btrfs_end_transaction+0x24/0x34 [ 84.888649][ T5612] btrfs_inc_block_group_ro+0x4ec/0x558 [ 84.889440][ T5612] btrfs_relocate_block_group+0x2b8/0x8a4 [ 84.890273][ T5612] btrfs_relocate_chunk+0xb8/0x280 [ 84.890985][ T5612] __btrfs_balance+0x1170/0x1ba4 [ 84.891656][ T5612] btrfs_balance+0xac4/0x1138 [ 84.892352][ T5612] btrfs_ioctl_balance+0x4cc/0x658 [ 84.893087][ T5612] btrfs_ioctl+0x8d0/0xb38 [ 84.893713][ T5612] __arm64_sys_ioctl+0x14c/0x1c8 [ 84.894451][ T5612] invoke_syscall+0x98/0x2b8 [ 84.895095][ T5612] el0_svc_common+0x138/0x258 [ 84.895797][ T5612] do_el0_svc+0x58/0x14c [ 84.896381][ T5612] el0_svc+0x78/0x1e0 [ 84.896989][ T5612] el0t_64_sync_handler+0xcc/0xe4 [ 84.897727][ T5612] el0t_64_sync+0x1a0/0x1a4 [ 84.898324][ T5612] irq event stamp: 81040 [ 84.898990][ T5612] hardirqs last enabled at (81039): [] __up_console_sem+0xb4/0x100 [ 84.900382][ T5612] hardirqs last disabled at (81040): [] el1_dbg+0x24/0x80 [ 84.901652][ T5612] softirqs last enabled at (80850): [] local_bh_enable+0x10/0x34 [ 84.903034][ T5612] softirqs last disabled at (80848): [] local_bh_disable+0x10/0x34 [ 84.904373][ T5612] ---[ end trace 0e193d76c8f31b4e ]--- [ 84.906193][ T5612] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 84.907857][ T5612] BTRFS info (device loop0): forced readonly [ 84.908740][ T5612] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 84.910305][ T5612] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 84.911899][ T5612] BTRFS info (device loop0): balance: ended with status: -30 [ 85.047938][ T5634] loop0: detected capacity change from 0 to 32768 [ 85.050483][ T5634] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.39 (5634) [ 85.053496][ T5634] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 85.054837][ T5634] BTRFS info (device loop0): using free space tree [ 85.055843][ T5634] BTRFS info (device loop0): has skinny extents [ 85.072655][ T5634] BTRFS info (device loop0): enabling ssd optimizations [ 85.080487][ T5634] BTRFS info (device loop0): balance: start -s [ 85.082001][ T5634] ------------[ cut here ]------------ [ 85.082940][ T5634] WARNING: CPU: 0 PID: 5634 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 85.084574][ T5634] Modules linked in: [ 85.085139][ T5634] CPU: 0 PID: 5634 Comm: syz.0.39 Tainted: G W syzkaller #0 [ 85.086365][ T5634] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 85.087762][ T5634] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 85.088949][ T5634] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 85.089925][ T5634] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 85.090884][ T5634] sp : ffff800021887540 [ 85.091484][ T5634] x29: ffff800021887710 x28: ffff0000db96e058 x27: ffff0000df2855e0 [ 85.092633][ T5634] x26: ffff0000df2855d8 x25: ffff0000db96e050 x24: dfff800000000000 [ 85.093908][ T5634] x23: ffff0000db96e1b0 x22: 1fffe0001b72dc0b x21: 1fffe0001b72dc0a [ 85.095215][ T5634] x20: 00000000ffffffe4 x19: ffff0000d6d059d0 x18: 0000000000000001 [ 85.096350][ T5634] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 85.097535][ T5634] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 85.098685][ T5634] x11: 0000000000000000 x10: 0000000000000000 x9 : 45f8bd2e00a0c900 [ 85.099957][ T5634] x8 : 45f8bd2e00a0c900 x7 : 0000000000000001 x6 : 0000000000000001 [ 85.101127][ T5634] x5 : ffff800021886e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 85.102263][ T5634] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 85.103467][ T5634] Call trace: [ 85.103994][ T5634] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 85.104932][ T5634] __btrfs_end_transaction+0x13c/0x608 [ 85.105668][ T5634] btrfs_end_transaction+0x24/0x34 [ 85.106366][ T5634] btrfs_inc_block_group_ro+0x4ec/0x558 [ 85.107137][ T5634] btrfs_relocate_block_group+0x2b8/0x8a4 [ 85.107899][ T5634] btrfs_relocate_chunk+0xb8/0x280 [ 85.108659][ T5634] __btrfs_balance+0x1170/0x1ba4 [ 85.109345][ T5634] btrfs_balance+0xac4/0x1138 [ 85.110025][ T5634] btrfs_ioctl_balance+0x4cc/0x658 [ 85.110813][ T5634] btrfs_ioctl+0x8d0/0xb38 [ 85.111516][ T5634] __arm64_sys_ioctl+0x14c/0x1c8 [ 85.112225][ T5634] invoke_syscall+0x98/0x2b8 [ 85.112863][ T5634] el0_svc_common+0x138/0x258 [ 85.113566][ T5634] do_el0_svc+0x58/0x14c [ 85.114171][ T5634] el0_svc+0x78/0x1e0 [ 85.114748][ T5634] el0t_64_sync_handler+0xcc/0xe4 [ 85.115503][ T5634] el0t_64_sync+0x1a0/0x1a4 [ 85.116143][ T5634] irq event stamp: 80984 [ 85.116739][ T5634] hardirqs last enabled at (80983): [] __up_console_sem+0xb4/0x100 [ 85.118132][ T5634] hardirqs last disabled at (80984): [] el1_dbg+0x24/0x80 [ 85.119448][ T5634] softirqs last enabled at (80798): [] local_bh_enable+0x10/0x34 [ 85.120885][ T5634] softirqs last disabled at (80796): [] local_bh_disable+0x10/0x34 [ 85.122286][ T5634] ---[ end trace 0e193d76c8f31b4f ]--- [ 85.126373][ T5634] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 85.128644][ T5634] BTRFS info (device loop0): forced readonly [ 85.129668][ T5634] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 85.131343][ T5634] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 85.132860][ T5634] BTRFS info (device loop0): balance: ended with status: -30 [ 85.273711][ T5656] loop0: detected capacity change from 0 to 32768 [ 85.276205][ T5656] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.40 (5656) [ 85.279489][ T5656] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 85.280848][ T5656] BTRFS info (device loop0): using free space tree [ 85.281863][ T5656] BTRFS info (device loop0): has skinny extents [ 85.297728][ T5656] BTRFS info (device loop0): enabling ssd optimizations [ 85.302262][ T5656] BTRFS info (device loop0): balance: start -s [ 85.303449][ T5656] ------------[ cut here ]------------ [ 85.304390][ T5656] WARNING: CPU: 1 PID: 5656 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 85.306047][ T5656] Modules linked in: [ 85.306612][ T5656] CPU: 1 PID: 5656 Comm: syz.0.40 Tainted: G W syzkaller #0 [ 85.307867][ T5656] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 85.309351][ T5656] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 85.310544][ T5656] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 85.311523][ T5656] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 85.312605][ T5656] sp : ffff800021887540 [ 85.313225][ T5656] x29: ffff800021887710 x28: ffff0000c94d3858 x27: ffff0000df282740 [ 85.314391][ T5656] x26: ffff0000df282738 x25: ffff0000c94d3850 x24: dfff800000000000 [ 85.315573][ T5656] x23: ffff0000c94d39b0 x22: 1fffe0001929a70b x21: 1fffe0001929a70a [ 85.316809][ T5656] x20: 00000000ffffffe4 x19: ffff0000c608d9d0 x18: 0000000000000001 [ 85.317994][ T5656] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 85.319276][ T5656] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 85.320416][ T5656] x11: 0000000000000000 x10: 0000000000000000 x9 : 7ca3872d71f0c300 [ 85.321613][ T5656] x8 : 7ca3872d71f0c300 x7 : 0000000000000001 x6 : 0000000000000001 [ 85.322728][ T5656] x5 : ffff800021886e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 85.323891][ T5656] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 85.325112][ T5656] Call trace: [ 85.325554][ T5656] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 85.326420][ T5656] __btrfs_end_transaction+0x13c/0x608 [ 85.327141][ T5656] btrfs_end_transaction+0x24/0x34 [ 85.327873][ T5656] btrfs_inc_block_group_ro+0x4ec/0x558 [ 85.328664][ T5656] btrfs_relocate_block_group+0x2b8/0x8a4 [ 85.329389][ T5656] btrfs_relocate_chunk+0xb8/0x280 [ 85.330071][ T5656] __btrfs_balance+0x1170/0x1ba4 [ 85.330738][ T5656] btrfs_balance+0xac4/0x1138 [ 85.331393][ T5656] btrfs_ioctl_balance+0x4cc/0x658 [ 85.332090][ T5656] btrfs_ioctl+0x8d0/0xb38 [ 85.332732][ T5656] __arm64_sys_ioctl+0x14c/0x1c8 [ 85.333461][ T5656] invoke_syscall+0x98/0x2b8 [ 85.334114][ T5656] el0_svc_common+0x138/0x258 [ 85.334759][ T5656] do_el0_svc+0x58/0x14c [ 85.335362][ T5656] el0_svc+0x78/0x1e0 [ 85.335912][ T5656] el0t_64_sync_handler+0xcc/0xe4 [ 85.336678][ T5656] el0t_64_sync+0x1a0/0x1a4 [ 85.337306][ T5656] irq event stamp: 81140 [ 85.337883][ T5656] hardirqs last enabled at (81139): [] __up_console_sem+0xb4/0x100 [ 85.339268][ T5656] hardirqs last disabled at (81140): [] el1_dbg+0x24/0x80 [ 85.340585][ T5656] softirqs last enabled at (80964): [] local_bh_enable+0x10/0x34 [ 85.341876][ T5656] softirqs last disabled at (80962): [] local_bh_disable+0x10/0x34 [ 85.343238][ T5656] ---[ end trace 0e193d76c8f31b50 ]--- [ 85.347309][ T5656] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 85.349148][ T5656] BTRFS info (device loop0): forced readonly [ 85.350140][ T5656] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 85.351831][ T5656] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 85.353552][ T5656] BTRFS info (device loop0): balance: ended with status: -30 [ 85.495572][ T5678] loop0: detected capacity change from 0 to 32768 [ 85.603077][ T5678] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.41 (5678) [ 85.608869][ T5678] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 85.610219][ T5678] BTRFS info (device loop0): using free space tree [ 85.611194][ T5678] BTRFS info (device loop0): has skinny extents [ 85.618955][ T5678] BTRFS info (device loop0): enabling ssd optimizations [ 85.623828][ T5678] BTRFS info (device loop0): balance: start -s [ 85.625435][ T5678] ------------[ cut here ]------------ [ 85.626307][ T5678] WARNING: CPU: 1 PID: 5678 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 85.628050][ T5678] Modules linked in: [ 85.628654][ T5678] CPU: 1 PID: 5678 Comm: syz.0.41 Tainted: G W syzkaller #0 [ 85.630080][ T5678] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 85.631774][ T5678] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 85.633086][ T5678] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 85.634189][ T5678] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 85.635315][ T5678] sp : ffff800021f97540 [ 85.635971][ T5678] x29: ffff800021f97710 x28: ffff0000d6ee3858 x27: ffff0000df282e20 [ 85.637188][ T5678] x26: ffff0000df282e18 x25: ffff0000d6ee3850 x24: dfff800000000000 [ 85.638453][ T5678] x23: ffff0000d6ee39b0 x22: 1fffe0001addc70b x21: 1fffe0001addc70a [ 85.639718][ T5678] x20: 00000000ffffffe4 x19: ffff0000ebfd59d0 x18: 0000000000000001 [ 85.640913][ T5678] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 85.642294][ T5678] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 85.643525][ T5678] x11: 0000000000000000 x10: 0000000000000000 x9 : 31a1ec5bc605ec00 [ 85.644815][ T5678] x8 : 31a1ec5bc605ec00 x7 : 0000000000000001 x6 : 0000000000000001 [ 85.646102][ T5678] x5 : ffff800021f96e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 85.647270][ T5678] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 85.648453][ T5678] Call trace: [ 85.648903][ T5678] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 85.649828][ T5678] __btrfs_end_transaction+0x13c/0x608 [ 85.650639][ T5678] btrfs_end_transaction+0x24/0x34 [ 85.651426][ T5678] btrfs_inc_block_group_ro+0x4ec/0x558 [ 85.652260][ T5678] btrfs_relocate_block_group+0x2b8/0x8a4 [ 85.653138][ T5678] btrfs_relocate_chunk+0xb8/0x280 [ 85.653934][ T5678] __btrfs_balance+0x1170/0x1ba4 [ 85.654659][ T5678] btrfs_balance+0xac4/0x1138 [ 85.655332][ T5678] btrfs_ioctl_balance+0x4cc/0x658 [ 85.656060][ T5678] btrfs_ioctl+0x8d0/0xb38 [ 85.656713][ T5678] __arm64_sys_ioctl+0x14c/0x1c8 [ 85.657473][ T5678] invoke_syscall+0x98/0x2b8 [ 85.658167][ T5678] el0_svc_common+0x138/0x258 [ 85.658868][ T5678] do_el0_svc+0x58/0x14c [ 85.659450][ T5678] el0_svc+0x78/0x1e0 [ 85.660003][ T5678] el0t_64_sync_handler+0xcc/0xe4 [ 85.660674][ T5678] el0t_64_sync+0x1a0/0x1a4 [ 85.661263][ T5678] irq event stamp: 80606 [ 85.661830][ T5678] hardirqs last enabled at (80605): [] __up_console_sem+0xb4/0x100 [ 85.663185][ T5678] hardirqs last disabled at (80606): [] el1_dbg+0x24/0x80 [ 85.664367][ T5678] softirqs last enabled at (80488): [] handle_softirqs+0xa4c/0xbf0 [ 85.665723][ T5678] softirqs last disabled at (80429): [] __irq_exit_rcu+0x240/0x440 [ 85.667145][ T5678] ---[ end trace 0e193d76c8f31b51 ]--- [ 85.670196][ T5678] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 85.671653][ T5678] BTRFS info (device loop0): forced readonly [ 85.672525][ T5678] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 85.674079][ T5678] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 85.675542][ T5678] BTRFS info (device loop0): balance: ended with status: -30 [ 85.830413][ T5700] loop0: detected capacity change from 0 to 32768 [ 85.835181][ T5700] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.42 (5700) [ 85.839592][ T5700] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 85.841116][ T5700] BTRFS info (device loop0): using free space tree [ 85.842213][ T5700] BTRFS info (device loop0): has skinny extents [ 85.851499][ T5700] BTRFS info (device loop0): enabling ssd optimizations [ 85.857434][ T5700] BTRFS info (device loop0): balance: start -s [ 85.859410][ T5700] ------------[ cut here ]------------ [ 85.860352][ T5700] WARNING: CPU: 1 PID: 5700 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 85.862058][ T5700] Modules linked in: [ 85.862654][ T5700] CPU: 1 PID: 5700 Comm: syz.0.42 Tainted: G W syzkaller #0 [ 85.863918][ T5700] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 85.865379][ T5700] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 85.866506][ T5700] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 85.867521][ T5700] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 85.868449][ T5700] sp : ffff8000223d7540 [ 85.869038][ T5700] x29: ffff8000223d7710 x28: ffff0000d91b8858 x27: ffff0000df282f80 [ 85.870212][ T5700] x26: ffff0000df282f78 x25: ffff0000d91b8850 x24: dfff800000000000 [ 85.871346][ T5700] x23: ffff0000d91b89b0 x22: 1fffe0001b23710b x21: 1fffe0001b23710a [ 85.872570][ T5700] x20: 00000000ffffffe4 x19: ffff0000d60719d0 x18: 0000000000000001 [ 85.873765][ T5700] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 85.874925][ T5700] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 85.876122][ T5700] x11: 0000000000000000 x10: 0000000000000000 x9 : 93ab1a46a2fdb200 [ 85.877258][ T5700] x8 : 93ab1a46a2fdb200 x7 : 0000000000000001 x6 : 0000000000000001 [ 85.878578][ T5700] x5 : ffff8000223d6e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 85.879803][ T5700] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 85.880997][ T5700] Call trace: [ 85.881487][ T5700] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 85.882447][ T5700] __btrfs_end_transaction+0x13c/0x608 [ 85.883240][ T5700] btrfs_end_transaction+0x24/0x34 [ 85.884009][ T5700] btrfs_inc_block_group_ro+0x4ec/0x558 [ 85.884823][ T5700] btrfs_relocate_block_group+0x2b8/0x8a4 [ 85.885669][ T5700] btrfs_relocate_chunk+0xb8/0x280 [ 85.886410][ T5700] __btrfs_balance+0x1170/0x1ba4 [ 85.887136][ T5700] btrfs_balance+0xac4/0x1138 [ 85.887859][ T5700] btrfs_ioctl_balance+0x4cc/0x658 [ 85.888637][ T5700] btrfs_ioctl+0x8d0/0xb38 [ 85.889344][ T5700] __arm64_sys_ioctl+0x14c/0x1c8 [ 85.890135][ T5700] invoke_syscall+0x98/0x2b8 [ 85.890835][ T5700] el0_svc_common+0x138/0x258 [ 85.891537][ T5700] do_el0_svc+0x58/0x14c [ 85.892258][ T5700] el0_svc+0x78/0x1e0 [ 85.892933][ T5700] el0t_64_sync_handler+0xcc/0xe4 [ 85.893779][ T5700] el0t_64_sync+0x1a0/0x1a4 [ 85.894492][ T5700] irq event stamp: 80416 [ 85.895157][ T5700] hardirqs last enabled at (80415): [] __up_console_sem+0xb4/0x100 [ 85.896694][ T5700] hardirqs last disabled at (80416): [] el1_dbg+0x24/0x80 [ 85.897981][ T5700] softirqs last enabled at (80286): [] handle_softirqs+0xa4c/0xbf0 [ 85.899479][ T5700] softirqs last disabled at (80271): [] __irq_exit_rcu+0x240/0x440 [ 85.900877][ T5700] ---[ end trace 0e193d76c8f31b52 ]--- [ 85.902574][ T5700] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 85.904206][ T5700] BTRFS info (device loop0): forced readonly [ 85.905248][ T5700] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 85.906815][ T5700] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 85.909010][ T5700] BTRFS info (device loop0): balance: ended with status: -30 [ 86.051935][ T5722] loop0: detected capacity change from 0 to 32768 [ 86.149005][ T5722] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.43 (5722) [ 86.209182][ T5722] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 86.210537][ T5722] BTRFS info (device loop0): using free space tree [ 86.212081][ T5722] BTRFS info (device loop0): has skinny extents [ 86.225929][ T5722] BTRFS info (device loop0): enabling ssd optimizations [ 86.232696][ T5722] BTRFS info (device loop0): balance: start -s [ 86.234090][ T5722] ------------[ cut here ]------------ [ 86.235044][ T5722] WARNING: CPU: 1 PID: 5722 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 86.236747][ T5722] Modules linked in: [ 86.237342][ T5722] CPU: 1 PID: 5722 Comm: syz.0.43 Tainted: G W syzkaller #0 [ 86.238704][ T5722] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 86.240211][ T5722] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 86.241323][ T5722] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 86.242301][ T5722] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 86.243363][ T5722] sp : ffff800022567540 [ 86.243997][ T5722] x29: ffff800022567710 x28: ffff0000d4abd858 x27: ffff0000df282060 [ 86.245207][ T5722] x26: ffff0000df282058 x25: ffff0000d4abd850 x24: dfff800000000000 [ 86.246360][ T5722] x23: ffff0000d4abd9b0 x22: 1fffe0001a957b0b x21: 1fffe0001a957b0a [ 86.247569][ T5722] x20: 00000000ffffffe4 x19: ffff0000ce8e59d0 x18: 0000000000000001 [ 86.248742][ T5722] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 86.249931][ T5722] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 86.251150][ T5722] x11: 0000000000000000 x10: 0000000000000000 x9 : 72215fe934258200 [ 86.252412][ T5722] x8 : 72215fe934258200 x7 : 0000000000000001 x6 : 0000000000000001 [ 86.253640][ T5722] x5 : ffff800022566e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 86.254870][ T5722] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 86.256074][ T5722] Call trace: [ 86.256576][ T5722] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 86.257492][ T5722] __btrfs_end_transaction+0x13c/0x608 [ 86.258294][ T5722] btrfs_end_transaction+0x24/0x34 [ 86.259082][ T5722] btrfs_inc_block_group_ro+0x4ec/0x558 [ 86.259923][ T5722] btrfs_relocate_block_group+0x2b8/0x8a4 [ 86.260775][ T5722] btrfs_relocate_chunk+0xb8/0x280 [ 86.261526][ T5722] __btrfs_balance+0x1170/0x1ba4 [ 86.262268][ T5722] btrfs_balance+0xac4/0x1138 [ 86.262964][ T5722] btrfs_ioctl_balance+0x4cc/0x658 [ 86.263734][ T5722] btrfs_ioctl+0x8d0/0xb38 [ 86.264422][ T5722] __arm64_sys_ioctl+0x14c/0x1c8 [ 86.265175][ T5722] invoke_syscall+0x98/0x2b8 [ 86.265819][ T5722] el0_svc_common+0x138/0x258 [ 86.266480][ T5722] do_el0_svc+0x58/0x14c [ 86.267128][ T5722] el0_svc+0x78/0x1e0 [ 86.267660][ T5722] el0t_64_sync_handler+0xcc/0xe4 [ 86.268403][ T5722] el0t_64_sync+0x1a0/0x1a4 [ 86.269077][ T5722] irq event stamp: 80402 [ 86.269696][ T5722] hardirqs last enabled at (80401): [] __up_console_sem+0xb4/0x100 [ 86.271135][ T5722] hardirqs last disabled at (80402): [] el1_dbg+0x24/0x80 [ 86.272369][ T5722] softirqs last enabled at (80230): [] local_bh_enable+0x10/0x34 [ 86.273767][ T5722] softirqs last disabled at (80228): [] local_bh_disable+0x10/0x34 [ 86.275113][ T5722] ---[ end trace 0e193d76c8f31b53 ]--- [ 86.276505][ T5722] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 86.278448][ T5722] BTRFS info (device loop0): forced readonly [ 86.279306][ T5722] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 86.280865][ T5722] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 86.282427][ T5722] BTRFS info (device loop0): balance: ended with status: -30 [ 86.422678][ T5744] loop0: detected capacity change from 0 to 32768 [ 86.472772][ T5744] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.44 (5744) [ 86.476205][ T5744] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 86.477583][ T5744] BTRFS info (device loop0): using free space tree [ 86.478523][ T5744] BTRFS info (device loop0): has skinny extents [ 86.486009][ T5744] BTRFS info (device loop0): enabling ssd optimizations [ 86.492194][ T5744] BTRFS info (device loop0): balance: start -s [ 86.493370][ T5744] ------------[ cut here ]------------ [ 86.494307][ T5744] WARNING: CPU: 0 PID: 5744 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 86.495960][ T5744] Modules linked in: [ 86.496545][ T5744] CPU: 0 PID: 5744 Comm: syz.0.44 Tainted: G W syzkaller #0 [ 86.497821][ T5744] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 86.499383][ T5744] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 86.500631][ T5744] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 86.501562][ T5744] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 86.502530][ T5744] sp : ffff800022687540 [ 86.503137][ T5744] x29: ffff800022687710 x28: ffff0000d5549058 x27: ffff0000df285740 [ 86.504280][ T5744] x26: ffff0000df285738 x25: ffff0000d5549050 x24: dfff800000000000 [ 86.505435][ T5744] x23: ffff0000d55491b0 x22: 1fffe0001aaa920b x21: 1fffe0001aaa920a [ 86.506597][ T5744] x20: 00000000ffffffe4 x19: ffff0000d56599d0 x18: 0000000000000001 [ 86.507730][ T5744] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 86.508870][ T5744] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 86.510105][ T5744] x11: 0000000000000000 x10: 0000000000000000 x9 : 4d70ee31ea100900 [ 86.511181][ T5744] x8 : 4d70ee31ea100900 x7 : 0000000000000001 x6 : 0000000000000001 [ 86.512358][ T5744] x5 : ffff800022686e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 86.513557][ T5744] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 86.514723][ T5744] Call trace: [ 86.515216][ T5744] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 86.516061][ T5744] __btrfs_end_transaction+0x13c/0x608 [ 86.516847][ T5744] btrfs_end_transaction+0x24/0x34 [ 86.517597][ T5744] btrfs_inc_block_group_ro+0x4ec/0x558 [ 86.518369][ T5744] btrfs_relocate_block_group+0x2b8/0x8a4 [ 86.519235][ T5744] btrfs_relocate_chunk+0xb8/0x280 [ 86.520018][ T5744] __btrfs_balance+0x1170/0x1ba4 [ 86.520760][ T5744] btrfs_balance+0xac4/0x1138 [ 86.521483][ T5744] btrfs_ioctl_balance+0x4cc/0x658 [ 86.522258][ T5744] btrfs_ioctl+0x8d0/0xb38 [ 86.522915][ T5744] __arm64_sys_ioctl+0x14c/0x1c8 [ 86.523607][ T5744] invoke_syscall+0x98/0x2b8 [ 86.524272][ T5744] el0_svc_common+0x138/0x258 [ 86.524933][ T5744] do_el0_svc+0x58/0x14c [ 86.525532][ T5744] el0_svc+0x78/0x1e0 [ 86.526052][ T5744] el0t_64_sync_handler+0xcc/0xe4 [ 86.526761][ T5744] el0t_64_sync+0x1a0/0x1a4 [ 86.527391][ T5744] irq event stamp: 81256 [ 86.528005][ T5744] hardirqs last enabled at (81255): [] __up_console_sem+0xb4/0x100 [ 86.529433][ T5744] hardirqs last disabled at (81256): [] el1_dbg+0x24/0x80 [ 86.530652][ T5744] softirqs last enabled at (81088): [] local_bh_enable+0x10/0x34 [ 86.532003][ T5744] softirqs last disabled at (81086): [] local_bh_disable+0x10/0x34 [ 86.533359][ T5744] ---[ end trace 0e193d76c8f31b54 ]--- [ 86.535296][ T5744] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 86.536878][ T5744] BTRFS info (device loop0): forced readonly [ 86.537917][ T5744] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 86.540137][ T5744] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 86.541708][ T5744] BTRFS info (device loop0): balance: ended with status: -30 [ 86.681246][ T5766] loop0: detected capacity change from 0 to 32768 [ 86.758440][ T5766] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.45 (5766) [ 86.800539][ T5766] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 86.801943][ T5766] BTRFS info (device loop0): using free space tree [ 86.802900][ T5766] BTRFS info (device loop0): has skinny extents [ 86.811867][ T5766] BTRFS info (device loop0): enabling ssd optimizations [ 86.816898][ T5766] BTRFS info (device loop0): balance: start -s [ 86.818674][ T5766] ------------[ cut here ]------------ [ 86.819539][ T5766] WARNING: CPU: 1 PID: 5766 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 86.821102][ T5766] Modules linked in: [ 86.821691][ T5766] CPU: 1 PID: 5766 Comm: syz.0.45 Tainted: G W syzkaller #0 [ 86.822952][ T5766] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 86.824377][ T5766] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 86.825537][ T5766] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 86.826521][ T5766] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 86.827487][ T5766] sp : ffff800022677540 [ 86.828140][ T5766] x29: ffff800022677710 x28: ffff0000c7986058 x27: ffff0000df2828a0 [ 86.829355][ T5766] x26: ffff0000df282898 x25: ffff0000c7986050 x24: dfff800000000000 [ 86.830539][ T5766] x23: ffff0000c79861b0 x22: 1fffe00018f30c0b x21: 1fffe00018f30c0a [ 86.831706][ T5766] x20: 00000000ffffffe4 x19: ffff0000d56599d0 x18: 0000000000000001 [ 86.832951][ T5766] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 86.834176][ T5766] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 86.835395][ T5766] x11: 0000000000000000 x10: 0000000000000000 x9 : 7457edc519b41300 [ 86.836616][ T5766] x8 : 7457edc519b41300 x7 : 0000000000000001 x6 : 0000000000000001 [ 86.837799][ T5766] x5 : ffff800022676e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 86.838967][ T5766] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 86.840162][ T5766] Call trace: [ 86.840649][ T5766] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 86.841614][ T5766] __btrfs_end_transaction+0x13c/0x608 [ 86.842441][ T5766] btrfs_end_transaction+0x24/0x34 [ 86.843166][ T5766] btrfs_inc_block_group_ro+0x4ec/0x558 [ 86.843990][ T5766] btrfs_relocate_block_group+0x2b8/0x8a4 [ 86.844800][ T5766] btrfs_relocate_chunk+0xb8/0x280 [ 86.845531][ T5766] __btrfs_balance+0x1170/0x1ba4 [ 86.846251][ T5766] btrfs_balance+0xac4/0x1138 [ 86.846889][ T5766] btrfs_ioctl_balance+0x4cc/0x658 [ 86.847647][ T5766] btrfs_ioctl+0x8d0/0xb38 [ 86.848330][ T5766] __arm64_sys_ioctl+0x14c/0x1c8 [ 86.849014][ T5766] invoke_syscall+0x98/0x2b8 [ 86.849689][ T5766] el0_svc_common+0x138/0x258 [ 86.850386][ T5766] do_el0_svc+0x58/0x14c [ 86.851027][ T5766] el0_svc+0x78/0x1e0 [ 86.851614][ T5766] el0t_64_sync_handler+0xcc/0xe4 [ 86.852294][ T5766] el0t_64_sync+0x1a0/0x1a4 [ 86.852951][ T5766] irq event stamp: 80932 [ 86.853552][ T5766] hardirqs last enabled at (80931): [] __up_console_sem+0xb4/0x100 [ 86.854878][ T5766] hardirqs last disabled at (80932): [] el1_dbg+0x24/0x80 [ 86.856090][ T5766] softirqs last enabled at (80810): [] handle_softirqs+0xa4c/0xbf0 [ 86.857415][ T5766] softirqs last disabled at (80779): [] __irq_exit_rcu+0x240/0x440 [ 86.858810][ T5766] ---[ end trace 0e193d76c8f31b55 ]--- [ 86.860366][ T5766] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 86.861814][ T5766] BTRFS info (device loop0): forced readonly [ 86.862702][ T5766] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 86.864198][ T5766] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 86.865667][ T5766] BTRFS info (device loop0): balance: ended with status: -30 [ 86.997760][ T5788] loop0: detected capacity change from 0 to 32768 [ 87.000221][ T5788] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.46 (5788) [ 87.004562][ T5788] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 87.005962][ T5788] BTRFS info (device loop0): using free space tree [ 87.007023][ T5788] BTRFS info (device loop0): has skinny extents [ 87.025976][ T5788] BTRFS info (device loop0): enabling ssd optimizations [ 87.033033][ T5788] BTRFS info (device loop0): balance: start -s [ 87.034255][ T5788] ------------[ cut here ]------------ [ 87.035270][ T5788] WARNING: CPU: 0 PID: 5788 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 87.036755][ T5788] Modules linked in: [ 87.037326][ T5788] CPU: 0 PID: 5788 Comm: syz.0.46 Tainted: G W syzkaller #0 [ 87.038722][ T5788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 87.040142][ T5788] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 87.041300][ T5788] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 87.042201][ T5788] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 87.043106][ T5788] sp : ffff8000223e7540 [ 87.043717][ T5788] x29: ffff8000223e7710 x28: ffff0000da573858 x27: ffff0000df285b60 [ 87.044828][ T5788] x26: ffff0000df285b58 x25: ffff0000da573850 x24: dfff800000000000 [ 87.045953][ T5788] x23: ffff0000da5739b0 x22: 1fffe0001b4ae70b x21: 1fffe0001b4ae70a [ 87.047039][ T5788] x20: 00000000ffffffe4 x19: ffff0000ce5559d0 x18: 0000000000000001 [ 87.048106][ T5788] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 87.049202][ T5788] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 87.050333][ T5788] x11: 0000000000000000 x10: 0000000000000000 x9 : 961990f4e8af2300 [ 87.051434][ T5788] x8 : 961990f4e8af2300 x7 : 0000000000000001 x6 : 0000000000000001 [ 87.052690][ T5788] x5 : ffff8000223e6e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 87.053868][ T5788] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 87.055070][ T5788] Call trace: [ 87.055513][ T5788] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 87.056448][ T5788] __btrfs_end_transaction+0x13c/0x608 [ 87.057280][ T5788] btrfs_end_transaction+0x24/0x34 [ 87.058075][ T5788] btrfs_inc_block_group_ro+0x4ec/0x558 [ 87.058948][ T5788] btrfs_relocate_block_group+0x2b8/0x8a4 [ 87.059790][ T5788] btrfs_relocate_chunk+0xb8/0x280 [ 87.060588][ T5788] __btrfs_balance+0x1170/0x1ba4 [ 87.061328][ T5788] btrfs_balance+0xac4/0x1138 [ 87.061998][ T5788] btrfs_ioctl_balance+0x4cc/0x658 [ 87.062701][ T5788] btrfs_ioctl+0x8d0/0xb38 [ 87.063360][ T5788] __arm64_sys_ioctl+0x14c/0x1c8 [ 87.064027][ T5788] invoke_syscall+0x98/0x2b8 [ 87.064677][ T5788] el0_svc_common+0x138/0x258 [ 87.065347][ T5788] do_el0_svc+0x58/0x14c [ 87.065943][ T5788] el0_svc+0x78/0x1e0 [ 87.066527][ T5788] el0t_64_sync_handler+0xcc/0xe4 [ 87.067214][ T5788] el0t_64_sync+0x1a0/0x1a4 [ 87.067838][ T5788] irq event stamp: 81280 [ 87.068515][ T5788] hardirqs last enabled at (81279): [] __up_console_sem+0xb4/0x100 [ 87.069919][ T5788] hardirqs last disabled at (81280): [] el1_dbg+0x24/0x80 [ 87.071117][ T5788] softirqs last enabled at (81094): [] local_bh_enable+0x10/0x34 [ 87.072370][ T5788] softirqs last disabled at (81092): [] local_bh_disable+0x10/0x34 [ 87.073599][ T5788] ---[ end trace 0e193d76c8f31b56 ]--- [ 87.075463][ T5788] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 87.077012][ T5788] BTRFS info (device loop0): forced readonly [ 87.078188][ T5788] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 87.079831][ T5788] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 87.081445][ T5788] BTRFS info (device loop0): balance: ended with status: -30 [ 87.284004][ T5809] loop0: detected capacity change from 0 to 32768 [ 87.340751][ T5809] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.47 (5809) [ 87.344542][ T5809] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 87.346006][ T5809] BTRFS info (device loop0): using free space tree [ 87.367438][ T5809] ------------[ cut here ]------------ [ 87.373512][ T5809] WARNING: CPU: 0 PID: 5809 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 87.375315][ T5809] Modules linked in: [ 87.375906][ T5809] CPU: 0 PID: 5809 Comm: syz.0.47 Tainted: G W syzkaller #0 [ 87.377218][ T5809] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 87.378750][ T5809] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 87.379968][ T5809] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 87.381014][ T5809] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 87.382036][ T5809] sp : ffff8000223e7540 [ 87.382658][ T5809] x29: ffff8000223e7710 x28: ffff0000c1a07858 x27: ffff0000df285e20 [ 87.383792][ T5809] x26: ffff0000df285e18 x25: ffff0000c1a07850 x24: dfff800000000000 [ 87.384985][ T5809] x23: ffff0000c1a079b0 x22: 1fffe00018340f0b x21: 1fffe00018340f0a [ 87.386163][ T5809] x20: 00000000ffffffe4 x19: ffff0000ce5559d0 x18: 0000000000000001 [ 87.387281][ T5809] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 87.388365][ T5809] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 87.389656][ T5809] x11: 0000000000000000 x10: 0000000000000000 x9 : 017368350aa12900 [ 87.390916][ T5809] x8 : 017368350aa12900 x7 : 0000000000000001 x6 : 0000000000000001 [ 87.392140][ T5809] x5 : ffff8000223e6e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 87.393449][ T5809] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 87.394661][ T5809] Call trace: [ 87.395151][ T5809] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 87.396145][ T5809] __btrfs_end_transaction+0x13c/0x608 [ 87.397015][ T5809] btrfs_end_transaction+0x24/0x34 [ 87.397805][ T5809] btrfs_inc_block_group_ro+0x4ec/0x558 [ 87.398708][ T5809] btrfs_relocate_block_group+0x2b8/0x8a4 [ 87.399583][ T5809] btrfs_relocate_chunk+0xb8/0x280 [ 87.400350][ T5809] __btrfs_balance+0x1170/0x1ba4 [ 87.401035][ T5809] btrfs_balance+0xac4/0x1138 [ 87.401689][ T5809] btrfs_ioctl_balance+0x4cc/0x658 [ 87.402462][ T5809] btrfs_ioctl+0x8d0/0xb38 [ 87.403068][ T5809] __arm64_sys_ioctl+0x14c/0x1c8 [ 87.403786][ T5809] invoke_syscall+0x98/0x2b8 [ 87.404499][ T5809] el0_svc_common+0x138/0x258 [ 87.405202][ T5809] do_el0_svc+0x58/0x14c [ 87.405808][ T5809] el0_svc+0x78/0x1e0 [ 87.406394][ T5809] el0t_64_sync_handler+0xcc/0xe4 [ 87.407180][ T5809] el0t_64_sync+0x1a0/0x1a4 [ 87.407848][ T5809] irq event stamp: 80206 [ 87.408442][ T5809] hardirqs last enabled at (80205): [] __up_console_sem+0xb4/0x100 [ 87.409814][ T5809] hardirqs last disabled at (80206): [] el1_dbg+0x24/0x80 [ 87.411069][ T5809] softirqs last enabled at (80194): [] handle_softirqs+0xa4c/0xbf0 [ 87.412410][ T5809] softirqs last disabled at (80095): [] __irq_exit_rcu+0x240/0x440 [ 87.413727][ T5809] ---[ end trace 0e193d76c8f31b57 ]--- [ 87.416823][ T5809] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 87.418378][ T5809] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 87.420031][ T5809] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 87.589743][ T5831] loop0: detected capacity change from 0 to 32768 [ 87.639662][ T5831] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.48 (5831) [ 87.701826][ T5831] ------------[ cut here ]------------ [ 87.702873][ T5831] WARNING: CPU: 0 PID: 5831 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 87.704575][ T5831] Modules linked in: [ 87.705227][ T5831] CPU: 0 PID: 5831 Comm: syz.0.48 Tainted: G W syzkaller #0 [ 87.706608][ T5831] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 87.708168][ T5831] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 87.709305][ T5831] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 87.710271][ T5831] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 87.711318][ T5831] sp : ffff800022d17540 [ 87.711928][ T5831] x29: ffff800022d17710 x28: ffff0000d9c7b058 x27: ffff0000df285ed0 [ 87.713129][ T5831] x26: ffff0000df285ec8 x25: ffff0000d9c7b050 x24: dfff800000000000 [ 87.714362][ T5831] x23: ffff0000d9c7b1b0 x22: 1fffe0001b38f60b x21: 1fffe0001b38f60a [ 87.715528][ T5831] x20: 00000000ffffffe4 x19: ffff0000c26a59d0 x18: 0000000000000001 [ 87.716658][ T5831] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 87.717875][ T5831] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 87.719109][ T5831] x11: 0000000000000000 x10: 0000000000000000 x9 : 80b763f2d5194100 [ 87.720322][ T5831] x8 : 80b763f2d5194100 x7 : 0000000000000001 x6 : 0000000000000001 [ 87.721472][ T5831] x5 : ffff800022d16e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 87.722626][ T5831] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 87.723802][ T5831] Call trace: [ 87.724274][ T5831] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 87.725234][ T5831] __btrfs_end_transaction+0x13c/0x608 [ 87.726025][ T5831] btrfs_end_transaction+0x24/0x34 [ 87.726787][ T5831] btrfs_inc_block_group_ro+0x4ec/0x558 [ 87.727598][ T5831] btrfs_relocate_block_group+0x2b8/0x8a4 [ 87.728414][ T5831] btrfs_relocate_chunk+0xb8/0x280 [ 87.729197][ T5831] __btrfs_balance+0x1170/0x1ba4 [ 87.729910][ T5831] btrfs_balance+0xac4/0x1138 [ 87.730615][ T5831] btrfs_ioctl_balance+0x4cc/0x658 [ 87.731354][ T5831] btrfs_ioctl+0x8d0/0xb38 [ 87.731968][ T5831] __arm64_sys_ioctl+0x14c/0x1c8 [ 87.732677][ T5831] invoke_syscall+0x98/0x2b8 [ 87.733362][ T5831] el0_svc_common+0x138/0x258 [ 87.734045][ T5831] do_el0_svc+0x58/0x14c [ 87.734687][ T5831] el0_svc+0x78/0x1e0 [ 87.735360][ T5831] el0t_64_sync_handler+0xcc/0xe4 [ 87.736222][ T5831] el0t_64_sync+0x1a0/0x1a4 [ 87.736981][ T5831] irq event stamp: 81008 [ 87.737666][ T5831] hardirqs last enabled at (81007): [] __up_console_sem+0xb4/0x100 [ 87.739151][ T5831] hardirqs last disabled at (81008): [] el1_dbg+0x24/0x80 [ 87.740472][ T5831] softirqs last enabled at (80842): [] local_bh_enable+0x10/0x34 [ 87.741837][ T5831] softirqs last disabled at (80840): [] local_bh_disable+0x10/0x34 [ 87.743167][ T5831] ---[ end trace 0e193d76c8f31b58 ]--- [ 87.745151][ T5831] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 87.746736][ T5831] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 87.748673][ T5831] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 87.795358][ T4655] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 9 /dev/loop0 scanned by udevd (4655) [ 87.899172][ T5853] loop0: detected capacity change from 0 to 32768 [ 88.022488][ T5853] ------------[ cut here ]------------ [ 88.023428][ T5853] WARNING: CPU: 0 PID: 5853 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 88.024985][ T5853] Modules linked in: [ 88.025505][ T5853] CPU: 0 PID: 5853 Comm: syz.0.49 Tainted: G W syzkaller #0 [ 88.026736][ T5853] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 88.028057][ T5853] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 88.029186][ T5853] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 88.030121][ T5853] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 88.031054][ T5853] sp : ffff800022d17540 [ 88.031624][ T5853] x29: ffff800022d17710 x28: ffff0000d9d8f058 x27: ffff0000df285480 [ 88.032668][ T5853] x26: ffff0000df285478 x25: ffff0000d9d8f050 x24: dfff800000000000 [ 88.033773][ T5853] x23: ffff0000d9d8f1b0 x22: 1fffe0001b3b1e0b x21: 1fffe0001b3b1e0a [ 88.034918][ T5853] x20: 00000000ffffffe4 x19: ffff0000cea3d9d0 x18: 0000000000000001 [ 88.036029][ T5853] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 88.037099][ T5853] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 88.038201][ T5853] x11: 0000000000000000 x10: 0000000000000000 x9 : ecd51a51c4b5b600 [ 88.039387][ T5853] x8 : ecd51a51c4b5b600 x7 : 0000000000000001 x6 : 0000000000000001 [ 88.040448][ T5853] x5 : ffff800022d16e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 88.041544][ T5853] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 88.042646][ T5853] Call trace: [ 88.043083][ T5853] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 88.043942][ T5853] __btrfs_end_transaction+0x13c/0x608 [ 88.044710][ T5853] btrfs_end_transaction+0x24/0x34 [ 88.045426][ T5853] btrfs_inc_block_group_ro+0x4ec/0x558 [ 88.046182][ T5853] btrfs_relocate_block_group+0x2b8/0x8a4 [ 88.046964][ T5853] btrfs_relocate_chunk+0xb8/0x280 [ 88.047677][ T5853] __btrfs_balance+0x1170/0x1ba4 [ 88.048382][ T5853] btrfs_balance+0xac4/0x1138 [ 88.049041][ T5853] btrfs_ioctl_balance+0x4cc/0x658 [ 88.049826][ T5853] btrfs_ioctl+0x8d0/0xb38 [ 88.050470][ T5853] __arm64_sys_ioctl+0x14c/0x1c8 [ 88.051210][ T5853] invoke_syscall+0x98/0x2b8 [ 88.051860][ T5853] el0_svc_common+0x138/0x258 [ 88.052559][ T5853] do_el0_svc+0x58/0x14c [ 88.053165][ T5853] el0_svc+0x78/0x1e0 [ 88.053716][ T5853] el0t_64_sync_handler+0xcc/0xe4 [ 88.054475][ T5853] el0t_64_sync+0x1a0/0x1a4 [ 88.055145][ T5853] irq event stamp: 80130 [ 88.055773][ T5853] hardirqs last enabled at (80129): [] __up_console_sem+0xb4/0x100 [ 88.057195][ T5853] hardirqs last disabled at (80130): [] el1_dbg+0x24/0x80 [ 88.058493][ T5853] softirqs last enabled at (79966): [] local_bh_enable+0x10/0x34 [ 88.059881][ T5853] softirqs last disabled at (79964): [] local_bh_disable+0x10/0x34 [ 88.061227][ T5853] ---[ end trace 0e193d76c8f31b59 ]--- [ 88.067645][ T5853] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 88.069309][ T5853] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 88.071042][ T5853] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 88.291983][ T5874] loop0: detected capacity change from 0 to 32768 [ 88.354124][ T5874] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.50 (5874) [ 88.386434][ T5874] ------------[ cut here ]------------ [ 88.387518][ T5874] WARNING: CPU: 1 PID: 5874 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 88.389150][ T5874] Modules linked in: [ 88.389707][ T5874] CPU: 1 PID: 5874 Comm: syz.0.50 Tainted: G W syzkaller #0 [ 88.390902][ T5874] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 88.392450][ T5874] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 88.393628][ T5874] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 88.394610][ T5874] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 88.395587][ T5874] sp : ffff800022fa7540 [ 88.396211][ T5874] x29: ffff800022fa7710 x28: ffff0000d5c8d058 x27: ffff0000df282480 [ 88.397582][ T5874] x26: ffff0000df282478 x25: ffff0000d5c8d050 x24: dfff800000000000 [ 88.398871][ T5874] x23: ffff0000d5c8d1b0 x22: 1fffe0001ab91a0b x21: 1fffe0001ab91a0a [ 88.400156][ T5874] x20: 00000000ffffffe4 x19: ffff0000d56499d0 x18: 0000000000000001 [ 88.401411][ T5874] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 88.402634][ T5874] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 88.403863][ T5874] x11: 0000000000000000 x10: 0000000000000000 x9 : f07a9b7990c07500 [ 88.404976][ T5874] x8 : f07a9b7990c07500 x7 : 0000000000000001 x6 : 0000000000000001 [ 88.406268][ T5874] x5 : ffff800022fa6e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 88.407567][ T5874] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 88.408902][ T5874] Call trace: [ 88.409398][ T5874] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 88.410276][ T5874] __btrfs_end_transaction+0x13c/0x608 [ 88.411024][ T5874] btrfs_end_transaction+0x24/0x34 [ 88.411753][ T5874] btrfs_inc_block_group_ro+0x4ec/0x558 [ 88.412510][ T5874] btrfs_relocate_block_group+0x2b8/0x8a4 [ 88.413289][ T5874] btrfs_relocate_chunk+0xb8/0x280 [ 88.414056][ T5874] __btrfs_balance+0x1170/0x1ba4 [ 88.414789][ T5874] btrfs_balance+0xac4/0x1138 [ 88.415385][ T5874] btrfs_ioctl_balance+0x4cc/0x658 [ 88.416100][ T5874] btrfs_ioctl+0x8d0/0xb38 [ 88.416732][ T5874] __arm64_sys_ioctl+0x14c/0x1c8 [ 88.417421][ T5874] invoke_syscall+0x98/0x2b8 [ 88.418065][ T5874] el0_svc_common+0x138/0x258 [ 88.418709][ T5874] do_el0_svc+0x58/0x14c [ 88.419312][ T5874] el0_svc+0x78/0x1e0 [ 88.419864][ T5874] el0t_64_sync_handler+0xcc/0xe4 [ 88.420489][ T5874] el0t_64_sync+0x1a0/0x1a4 [ 88.421155][ T5874] irq event stamp: 80736 [ 88.421780][ T5874] hardirqs last enabled at (80735): [] __up_console_sem+0xb4/0x100 [ 88.423174][ T5874] hardirqs last disabled at (80736): [] el1_dbg+0x24/0x80 [ 88.424447][ T5874] softirqs last enabled at (80568): [] local_bh_enable+0x10/0x34 [ 88.425769][ T5874] softirqs last disabled at (80566): [] local_bh_disable+0x10/0x34 [ 88.427154][ T5874] ---[ end trace 0e193d76c8f31b5a ]--- [ 88.428530][ T5874] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 88.430085][ T5874] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 88.431707][ T5874] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left