Warning: Permanently added '10.128.1.68' (ED25519) to the list of known hosts. 1970/01/01 00:01:08 parsed 1 programs [ 69.274279][ T4483] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 69.625454][ T1539] cfg80211: failed to load regulatory.db [ 69.635664][ T2058] ieee802154 phy0 wpan0: encryption failed: -22 [ 69.636834][ T2058] ieee802154 phy1 wpan1: encryption failed: -22 [ 70.122146][ T136] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 70.123505][ T136] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 70.127324][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 70.133150][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 70.134750][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 70.136099][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 70.550697][ T4563] chnl_net:caif_netlink_parms(): no params data found [ 70.567926][ T4563] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.569093][ T4563] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.570603][ T4563] device bridge_slave_0 entered promiscuous mode [ 70.573322][ T4563] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.574395][ T4563] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.576129][ T4563] device bridge_slave_1 entered promiscuous mode [ 70.583472][ T4563] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 70.586065][ T4563] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 70.593723][ T4563] team0: Port device team_slave_0 added [ 70.595866][ T4563] team0: Port device team_slave_1 added [ 70.602057][ T4563] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 70.603088][ T4563] 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. [ 70.607718][ T4563] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 70.611146][ T4563] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 70.612109][ T4563] 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. [ 70.616955][ T4563] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 70.665469][ T4563] device hsr_slave_0 entered promiscuous mode [ 70.714677][ T4563] device hsr_slave_1 entered promiscuous mode [ 71.241794][ T4563] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 71.295645][ T4563] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 71.345815][ T4563] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 71.386196][ T4563] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 71.452543][ T4563] 8021q: adding VLAN 0 to HW filter on device bond0 [ 71.456872][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 71.458366][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 71.461384][ T4563] 8021q: adding VLAN 0 to HW filter on device team0 [ 71.465754][ T1722] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 71.467326][ T1722] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 71.469034][ T1722] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.470180][ T1722] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.471660][ T1722] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 71.473218][ T1722] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 71.475389][ T1722] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.476550][ T1722] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.478069][ T1722] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 71.487596][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 71.489356][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 71.491063][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 71.492979][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 71.495673][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 71.497420][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 71.498855][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 71.500517][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 71.503927][ T4563] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 71.506780][ T4563] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 71.510357][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 71.511993][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 71.513474][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 71.560973][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 71.562353][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 71.567022][ T4563] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 71.572461][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 71.574068][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 71.586619][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 71.588262][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 71.589868][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 71.591305][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 71.593663][ T4563] device veth0_vlan entered promiscuous mode [ 71.597044][ T4563] device veth1_vlan entered promiscuous mode [ 71.604016][ T4563] device veth0_macvtap entered promiscuous mode [ 71.607645][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 71.609088][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 71.610459][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 71.611938][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 71.613559][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 71.616513][ T4563] device veth1_macvtap entered promiscuous mode [ 71.621596][ T4563] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 71.622793][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 71.624261][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 71.629799][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 71.632813][ T4563] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 71.634914][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 71.636420][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 71.638921][ T4563] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.640317][ T4563] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.641796][ T4563] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.643211][ T4563] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:01:12 executed programs: 0 [ 72.324169][ T4761] chnl_net:caif_netlink_parms(): no params data found [ 72.341614][ T4761] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.342734][ T4761] bridge0: port 1(bridge_slave_0) entered disabled state [ 72.344255][ T4761] device bridge_slave_0 entered promiscuous mode [ 72.348096][ T4761] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.349347][ T4761] bridge0: port 2(bridge_slave_1) entered disabled state [ 72.350914][ T4761] device bridge_slave_1 entered promiscuous mode [ 72.368787][ T4761] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 72.371479][ T4761] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 72.380481][ T4761] team0: Port device team_slave_0 added [ 72.382762][ T4761] team0: Port device team_slave_1 added [ 72.389343][ T4761] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 72.390509][ T4761] 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. [ 72.396359][ T4761] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 72.398687][ T4761] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 72.399739][ T4761] 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. [ 72.404153][ T4761] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 72.447033][ T4761] device hsr_slave_0 entered promiscuous mode [ 72.484635][ T4761] device hsr_slave_1 entered promiscuous mode [ 72.524556][ T4761] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 72.525843][ T4761] Cannot create hsr debugfs directory [ 72.554922][ T4761] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 74.344504][ T1539] Bluetooth: hci0: command 0x0409 tx timeout [ 74.718211][ T4761] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 76.424658][ T4955] Bluetooth: hci0: command 0x041b tx timeout [ 77.037770][ T4761] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 77.090445][ T4761] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 77.258850][ T4761] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 77.285903][ T4761] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 77.345722][ T4761] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 77.386358][ T4761] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 77.456043][ T4761] 8021q: adding VLAN 0 to HW filter on device bond0 [ 77.459622][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 77.461152][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 77.463934][ T4761] 8021q: adding VLAN 0 to HW filter on device team0 [ 77.466583][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 77.468066][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 77.469702][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 77.470859][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 77.472329][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 77.475289][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 77.476859][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 77.478204][ T148] bridge0: port 2(bridge_slave_1) entered blocking state [ 77.479310][ T148] bridge0: port 2(bridge_slave_1) entered forwarding state [ 77.481561][ T1722] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 77.484253][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 77.501067][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 77.502846][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 77.505002][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 77.507976][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 77.509522][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 77.512140][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 77.513603][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 77.517291][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 77.518816][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 77.520984][ T4761] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 77.557076][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 77.558414][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 77.561458][ T4761] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 77.567425][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 77.569119][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 77.575266][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 77.576720][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 77.578507][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 77.579817][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 77.581614][ T4761] device veth0_vlan entered promiscuous mode [ 77.585874][ T4761] device veth1_vlan entered promiscuous mode [ 77.592192][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 77.593581][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 77.595722][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 77.597345][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 77.599704][ T4761] device veth0_macvtap entered promiscuous mode [ 77.601918][ T4761] device veth1_macvtap entered promiscuous mode [ 77.606876][ T4761] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 77.608573][ T4761] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 77.610821][ T4761] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 77.612030][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 77.613493][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 77.615521][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 77.617058][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 77.619527][ T4761] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 77.621091][ T4761] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 77.623123][ T4761] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 77.624357][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 77.626808][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 77.629354][ T4761] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 77.630718][ T4761] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 77.632140][ T4761] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 77.633568][ T4761] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 77.651652][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 77.652913][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 77.654328][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 77.663521][ T148] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 77.665073][ T148] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 77.666270][ T1722] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 1970/01/01 00:01:17 executed programs: 2 [ 77.777113][ T4965] loop0: detected capacity change from 0 to 32768 [ 77.826949][ T4965] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.16 (4965) [ 77.832750][ T4965] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 77.834304][ T4965] BTRFS info (device loop0): force zlib compression, level 3 [ 77.836534][ T4965] BTRFS info (device loop0): force clearing of disk cache [ 77.837652][ T4965] BTRFS info (device loop0): setting nodatasum [ 77.838745][ T4965] BTRFS info (device loop0): allowing degraded mounts [ 77.839968][ T4965] BTRFS info (device loop0): enabling disk space caching [ 77.841152][ T4965] BTRFS info (device loop0): disk space caching is enabled [ 77.842326][ T4965] BTRFS info (device loop0): has skinny extents [ 77.852948][ T4965] BTRFS info (device loop0): clearing free space tree [ 77.854258][ T4965] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 77.857516][ T4965] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 77.873641][ T4965] BTRFS info (device loop0): balance: start -susage=7,drange=7..2048,limit=55834574849,limit=1..13 [ 77.878140][ T4965] ------------[ cut here ]------------ [ 77.879212][ T4965] WARNING: CPU: 1 PID: 4965 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 77.881110][ T4965] Modules linked in: [ 77.881713][ T4965] CPU: 1 PID: 4965 Comm: syz.0.16 Not tainted syzkaller #0 [ 77.882835][ T4965] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 77.884606][ T4965] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 77.885932][ T4965] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 77.887153][ T4965] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 77.888281][ T4965] sp : ffff80001f7a7540 [ 77.889018][ T4965] x29: ffff80001f7a7710 x28: ffff0000eb1ff1b0 x27: 1fffe0001b9efe38 [ 77.890398][ T4965] x26: 1fffe0001d63fe0b x25: ffff0000eb1ff050 x24: dfff800000000000 [ 77.891816][ T4965] x23: ffff0000dcf7f1b8 x22: 1fffe0001d63fe0a x21: ffff0000eb1ff058 [ 77.893203][ T4965] x20: 00000000ffffffe4 x19: ffff0000d90319d0 x18: 0000000000000001 [ 77.894534][ T4965] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 77.895881][ T4965] x14: 0000000000000001 x13: 1fffe000341f47ab x12: 0000000000ff0100 [ 77.897239][ T4965] x11: 0000000000000000 x10: 0000000000000000 x9 : c3b4c412513dcd00 [ 77.898516][ T4965] x8 : c3b4c412513dcd00 x7 : 0000000000000001 x6 : 0000000000000001 [ 77.899905][ T4965] x5 : ffff80001f7a6e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 77.901349][ T4965] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 77.902673][ T4965] Call trace: [ 77.903264][ T4965] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 77.904415][ T4965] __btrfs_end_transaction+0x13c/0x5f0 [ 77.905389][ T4965] btrfs_end_transaction+0x24/0x34 [ 77.906260][ T4965] btrfs_inc_block_group_ro+0x4ec/0x558 [ 77.907203][ T4965] btrfs_relocate_block_group+0x2b8/0x8a4 [ 77.908191][ T4965] btrfs_relocate_chunk+0xb8/0x280 [ 77.909035][ T4965] __btrfs_balance+0x112c/0x1b9c [ 77.909934][ T4965] btrfs_balance+0xac8/0x113c [ 77.910768][ T4965] btrfs_ioctl_balance+0x4cc/0x658 [ 77.911613][ T4965] btrfs_ioctl+0x20c/0xa8c [ 77.912435][ T4965] __arm64_sys_ioctl+0x14c/0x1c8 [ 77.913203][ T4965] invoke_syscall+0x98/0x2b0 [ 77.913992][ T4965] el0_svc_common+0x138/0x258 [ 77.914743][ T4965] do_el0_svc+0x58/0x13c [ 77.915425][ T4965] el0_svc+0x78/0x1d0 [ 77.916088][ T4965] el0t_64_sync_handler+0xcc/0xe4 [ 77.916900][ T4965] el0t_64_sync+0x1a0/0x1a4 [ 77.917642][ T4965] irq event stamp: 81564 [ 77.918358][ T4965] hardirqs last enabled at (81563): [] __up_console_sem+0xb4/0xfc [ 77.919979][ T4965] hardirqs last disabled at (81564): [] el1_dbg+0x24/0x80 [ 77.921473][ T4965] softirqs last enabled at (81366): [] handle_softirqs+0xa40/0xbe4 [ 77.923185][ T4965] softirqs last disabled at (81333): [] __irq_exit_rcu+0x240/0x43c [ 77.924752][ T4965] ---[ end trace ba0e6d33b1845ae4 ]--- [ 77.929500][ T4965] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 77.931273][ T4965] BTRFS info (device loop0): forced readonly [ 77.932372][ T4965] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 77.935127][ T4965] BTRFS info (device loop0): balance: ended with status: -30 [ 78.120800][ T4989] loop0: detected capacity change from 0 to 32768 [ 78.155555][ T4989] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.17 (4989) [ 78.163595][ T4989] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 78.166318][ T4989] BTRFS info (device loop0): force zlib compression, level 3 [ 78.167596][ T4989] BTRFS info (device loop0): force clearing of disk cache [ 78.168806][ T4989] BTRFS info (device loop0): setting nodatasum [ 78.169846][ T4989] BTRFS info (device loop0): allowing degraded mounts [ 78.170918][ T4989] BTRFS info (device loop0): enabling disk space caching [ 78.172054][ T4989] BTRFS info (device loop0): disk space caching is enabled [ 78.173389][ T4989] BTRFS info (device loop0): has skinny extents [ 78.192264][ T4989] BTRFS info (device loop0): clearing free space tree [ 78.193438][ T4989] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 78.196490][ T4989] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 78.201358][ T4989] BTRFS info (device loop0): balance: start -susage=7,drange=7..2048,limit=55834574849,limit=1..13 [ 78.203513][ T4989] ------------[ cut here ]------------ [ 78.204634][ T4989] WARNING: CPU: 0 PID: 4989 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 78.206426][ T4989] Modules linked in: [ 78.207018][ T4989] CPU: 0 PID: 4989 Comm: syz.0.17 Tainted: G W syzkaller #0 [ 78.208364][ T4989] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 78.210076][ T4989] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 78.211331][ T4989] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 78.212415][ T4989] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 78.213583][ T4989] sp : ffff80001f7a7540 [ 78.214286][ T4989] x29: ffff80001f7a7710 x28: ffff0000d50c51b0 x27: 1fffe0001bc83e38 [ 78.215582][ T4989] x26: 1fffe0001aa18a0b x25: ffff0000d50c5050 x24: dfff800000000000 [ 78.216922][ T4989] x23: ffff0000de41f1b8 x22: 1fffe0001aa18a0a x21: ffff0000d50c5058 [ 78.218304][ T4989] x20: 00000000ffffffe4 x19: ffff0000dc9ed9d0 x18: 0000000000000001 [ 78.219671][ T4989] x17: 0000000000000000 x16: ffff8000083049fc x15: 00000000ffffffff [ 78.221062][ T4989] x14: 0000000000000001 x13: 1ffff00003ef4dc8 x12: 0000000000ff0100 [ 78.222449][ T4989] x11: 0000000000000000 x10: 0000000000000000 x9 : 5d45435dd8c3eb00 [ 78.223769][ T4989] x8 : 5d45435dd8c3eb00 x7 : 0000000000000001 x6 : 0000000000000001 [ 78.225135][ T4989] x5 : ffff80001f7a6e58 x4 : ffff80001437f3e0 x3 : ffff800008304b0c [ 78.226455][ T4989] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 78.227784][ T4989] Call trace: [ 78.228338][ T4989] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 78.229425][ T4989] __btrfs_end_transaction+0x13c/0x5f0 [ 78.230369][ T4989] btrfs_end_transaction+0x24/0x34 [ 78.231254][ T4989] btrfs_inc_block_group_ro+0x4ec/0x558 [ 78.232213][ T4989] btrfs_relocate_block_group+0x2b8/0x8a4 [ 78.233209][ T4989] btrfs_relocate_chunk+0xb8/0x280 [ 78.234016][ T4989] __btrfs_balance+0x112c/0x1b9c [ 78.234813][ T4989] btrfs_balance+0xac8/0x113c [ 78.235549][ T4989] btrfs_ioctl_balance+0x4cc/0x658 [ 78.236400][ T4989] btrfs_ioctl+0x20c/0xa8c [ 78.237188][ T4989] __arm64_sys_ioctl+0x14c/0x1c8 [ 78.238034][ T4989] invoke_syscall+0x98/0x2b0 [ 78.238846][ T4989] el0_svc_common+0x138/0x258 [ 78.239682][ T4989] do_el0_svc+0x58/0x13c [ 78.240412][ T4989] el0_svc+0x78/0x1d0 [ 78.241148][ T4989] el0t_64_sync_handler+0xcc/0xe4 [ 78.242007][ T4989] el0t_64_sync+0x1a0/0x1a4 [ 78.242762][ T4989] irq event stamp: 79596 [ 78.243422][ T4989] hardirqs last enabled at (79595): [] __up_console_sem+0xb4/0xfc [ 78.245012][ T4989] hardirqs last disabled at (79596): [] el1_dbg+0x24/0x80 [ 78.246487][ T4989] softirqs last enabled at (79590): [] handle_softirqs+0xa40/0xbe4 [ 78.248080][ T4989] softirqs last disabled at (79573): [] __irq_exit_rcu+0x240/0x43c [ 78.249692][ T4989] ---[ end trace ba0e6d33b1845ae5 ]--- [ 78.254853][ T4989] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 78.256687][ T4989] BTRFS info (device loop0): forced readonly [ 78.257619][ T4989] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 78.259832][ T4989] BTRFS info (device loop0): balance: ended with status: -30 [ 78.405520][ T5012] loop0: detected capacity change from 0 to 32768 [ 78.413242][ T5012] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.18 (5012) [ 78.417786][ T5012] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 78.419285][ T5012] BTRFS info (device loop0): force zlib compression, level 3 [ 78.420500][ T5012] BTRFS info (device loop0): force clearing of disk cache [ 78.421689][ T5012] BTRFS info (device loop0): setting nodatasum [ 78.422679][ T5012] BTRFS info (device loop0): allowing degraded mounts [ 78.423809][ T5012] BTRFS info (device loop0): enabling disk space caching [ 78.425609][ T5012] BTRFS info (device loop0): disk space caching is enabled [ 78.426716][ T5012] BTRFS info (device loop0): has skinny extents [ 78.434191][ T5012] BTRFS info (device loop0): clearing free space tree [ 78.435275][ T5012] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 78.436900][ T5012] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 78.442512][ T5012] BTRFS info (device loop0): balance: start -susage=7,drange=7..2048,limit=55834574849,limit=1..13 [ 78.445082][ T5012] ------------[ cut here ]------------ [ 78.445961][ T5012] WARNING: CPU: 0 PID: 5012 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 78.447797][ T5012] Modules linked in: [ 78.448493][ T5012] CPU: 0 PID: 5012 Comm: syz.0.18 Tainted: G W syzkaller #0 [ 78.450022][ T5012] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 78.451615][ T5012] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 78.452934][ T5012] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 78.454004][ T5012] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 78.455116][ T5012] sp : ffff80001fb97540 [ 78.455840][ T5012] x29: ffff80001fb97710 x28: ffff0000cbddb1b0 x27: 1fffe0001bc83e7a [ 78.457214][ T5012] x26: 1fffe000197bb60b x25: ffff0000cbddb050 x24: dfff800000000000 [ 78.458574][ T5012] x23: ffff0000de41f3c8 x22: 1fffe000197bb60a x21: ffff0000cbddb058 [ 78.459866][ T5012] x20: 00000000ffffffe4 x19: ffff0000eb9cd9d0 x18: 0000000000000001 [ 78.461219][ T5012] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 78.462584][ T5012] x14: 0000000000000001 x13: 1fffe000341f05ab x12: 0000000000ff0100 [ 78.463889][ T5012] x11: 0000000000000000 x10: 0000000000000000 x9 : 0bf3ce1300e0c500 [ 78.465222][ T5012] x8 : 0bf3ce1300e0c500 x7 : 0000000000000001 x6 : 0000000000000001 [ 78.466568][ T5012] x5 : ffff80001fb96e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 78.467878][ T5012] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 78.469212][ T5012] Call trace: [ 78.469731][ T5012] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 78.470766][ T5012] __btrfs_end_transaction+0x13c/0x5f0 [ 78.471682][ T5012] btrfs_end_transaction+0x24/0x34 [ 78.472539][ T5012] btrfs_inc_block_group_ro+0x4ec/0x558 [ 78.473564][ T5012] btrfs_relocate_block_group+0x2b8/0x8a4 [ 78.474486][ T5012] btrfs_relocate_chunk+0xb8/0x280 [ 78.475399][ T5012] __btrfs_balance+0x112c/0x1b9c [ 78.476262][ T5012] btrfs_balance+0xac8/0x113c [ 78.477056][ T5012] btrfs_ioctl_balance+0x4cc/0x658 [ 78.477975][ T5012] btrfs_ioctl+0x20c/0xa8c [ 78.478758][ T5012] __arm64_sys_ioctl+0x14c/0x1c8 [ 78.479623][ T5012] invoke_syscall+0x98/0x2b0 [ 78.480453][ T5012] el0_svc_common+0x138/0x258 [ 78.481228][ T5012] do_el0_svc+0x58/0x13c [ 78.481912][ T5012] el0_svc+0x78/0x1d0 [ 78.482578][ T5012] el0t_64_sync_handler+0xcc/0xe4 [ 78.483371][ T5012] el0t_64_sync+0x1a0/0x1a4 [ 78.484154][ T5012] irq event stamp: 79750 [ 78.484887][ T5012] hardirqs last enabled at (79749): [] __up_console_sem+0xb4/0xfc [ 78.486494][ T5012] hardirqs last disabled at (79750): [] el1_dbg+0x24/0x80 [ 78.488071][ T5012] softirqs last enabled at (79694): [] handle_softirqs+0xa40/0xbe4 [ 78.489666][ T5012] softirqs last disabled at (79607): [] __irq_exit_rcu+0x240/0x43c [ 78.491314][ T5012] ---[ end trace ba0e6d33b1845ae6 ]--- [ 78.492442][ T5012] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 78.494181][ T5012] BTRFS info (device loop0): forced readonly [ 78.495280][ T5012] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 78.497132][ T5012] BTRFS info (device loop0): balance: ended with status: -30 [ 78.504846][ T4181] Bluetooth: hci0: command 0x040f tx timeout [ 78.635860][ T5036] loop0: detected capacity change from 0 to 32768 [ 78.685738][ T5036] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.19 (5036) [ 78.756373][ T5036] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 78.757853][ T5036] BTRFS info (device loop0): force zlib compression, level 3 [ 78.759145][ T5036] BTRFS info (device loop0): force clearing of disk cache [ 78.760941][ T5036] BTRFS info (device loop0): setting nodatasum [ 78.761977][ T5036] BTRFS info (device loop0): allowing degraded mounts [ 78.763094][ T5036] BTRFS info (device loop0): enabling disk space caching [ 78.764361][ T5036] BTRFS info (device loop0): disk space caching is enabled [ 78.765741][ T5036] BTRFS info (device loop0): has skinny extents [ 78.777500][ T5036] BTRFS info (device loop0): clearing free space tree [ 78.778632][ T5036] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 78.780321][ T5036] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 78.785708][ T5036] BTRFS info (device loop0): balance: start -susage=7,drange=7..2048,limit=55834574849,limit=1..13 [ 78.787749][ T5036] ------------[ cut here ]------------ [ 78.788813][ T5036] WARNING: CPU: 0 PID: 5036 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 78.790556][ T5036] Modules linked in: [ 78.791192][ T5036] CPU: 0 PID: 5036 Comm: syz.0.19 Tainted: G W syzkaller #0 [ 78.792647][ T5036] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 78.794393][ T5036] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 78.795776][ T5036] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 78.796849][ T5036] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 78.797996][ T5036] sp : ffff80001f9b7540 [ 78.798705][ T5036] x29: ffff80001f9b7710 x28: ffff0000ed4829b0 x27: 1fffe0001bc83ebc [ 78.800162][ T5036] x26: 1fffe0001da9050b x25: ffff0000ed482850 x24: dfff800000000000 [ 78.801454][ T5036] x23: ffff0000de41f5d8 x22: 1fffe0001da9050a x21: ffff0000ed482858 [ 78.802787][ T5036] x20: 00000000ffffffe4 x19: ffff0000d821d9d0 x18: 0000000000000001 [ 78.804132][ T5036] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 78.805604][ T5036] x14: 0000000000000001 x13: 1fffe000341f05ab x12: 0000000000ff0100 [ 78.807023][ T5036] x11: 0000000000000000 x10: 0000000000000000 x9 : bf433daa75935900 [ 78.808453][ T5036] x8 : bf433daa75935900 x7 : 0000000000000001 x6 : 0000000000000001 [ 78.809739][ T5036] x5 : ffff80001f9b6e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 78.811016][ T5036] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 78.812364][ T5036] Call trace: [ 78.812930][ T5036] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 78.814015][ T5036] __btrfs_end_transaction+0x13c/0x5f0 [ 78.814970][ T5036] btrfs_end_transaction+0x24/0x34 [ 78.815872][ T5036] btrfs_inc_block_group_ro+0x4ec/0x558 [ 78.816862][ T5036] btrfs_relocate_block_group+0x2b8/0x8a4 [ 78.817849][ T5036] btrfs_relocate_chunk+0xb8/0x280 [ 78.818771][ T5036] __btrfs_balance+0x112c/0x1b9c [ 78.819572][ T5036] btrfs_balance+0xac8/0x113c [ 78.820375][ T5036] btrfs_ioctl_balance+0x4cc/0x658 [ 78.821276][ T5036] btrfs_ioctl+0x20c/0xa8c [ 78.822078][ T5036] __arm64_sys_ioctl+0x14c/0x1c8 [ 78.822956][ T5036] invoke_syscall+0x98/0x2b0 [ 78.823744][ T5036] el0_svc_common+0x138/0x258 [ 78.824548][ T5036] do_el0_svc+0x58/0x13c [ 78.825284][ T5036] el0_svc+0x78/0x1d0 [ 78.825955][ T5036] el0t_64_sync_handler+0xcc/0xe4 [ 78.826801][ T5036] el0t_64_sync+0x1a0/0x1a4 [ 78.827549][ T5036] irq event stamp: 79722 [ 78.828286][ T5036] hardirqs last enabled at (79721): [] __up_console_sem+0xb4/0xfc [ 78.829942][ T5036] hardirqs last disabled at (79722): [] el1_dbg+0x24/0x80 [ 78.831324][ T5036] softirqs last enabled at (79422): [] handle_softirqs+0xa40/0xbe4 [ 78.832913][ T5036] softirqs last disabled at (79401): [] __irq_exit_rcu+0x240/0x43c [ 78.834514][ T5036] ---[ end trace ba0e6d33b1845ae7 ]--- [ 78.838126][ T5036] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 78.839945][ T5036] BTRFS info (device loop0): forced readonly [ 78.841057][ T5036] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 78.843013][ T5036] BTRFS info (device loop0): balance: ended with status: -30 [ 78.992747][ T5058] loop0: detected capacity change from 0 to 32768 [ 79.035827][ T5058] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.20 (5058) [ 79.039871][ T5058] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 79.041374][ T5058] BTRFS info (device loop0): force zlib compression, level 3 [ 79.042648][ T5058] BTRFS info (device loop0): force clearing of disk cache [ 79.043800][ T5058] BTRFS info (device loop0): setting nodatasum [ 79.044839][ T5058] BTRFS info (device loop0): allowing degraded mounts [ 79.045889][ T5058] BTRFS info (device loop0): enabling disk space caching [ 79.047036][ T5058] BTRFS info (device loop0): disk space caching is enabled [ 79.048279][ T5058] BTRFS info (device loop0): has skinny extents [ 79.061740][ T5058] BTRFS info (device loop0): clearing free space tree [ 79.062905][ T5058] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 79.067355][ T5058] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 79.072346][ T5058] BTRFS info (device loop0): balance: start -susage=7,drange=7..2048,limit=55834574849,limit=1..13 [ 79.074400][ T5058] ------------[ cut here ]------------ [ 79.076853][ T5058] WARNING: CPU: 1 PID: 5058 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 79.078729][ T5058] Modules linked in: [ 79.079377][ T5058] CPU: 1 PID: 5058 Comm: syz.0.20 Tainted: G W syzkaller #0 [ 79.080838][ T5058] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 79.082467][ T5058] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 79.083765][ T5058] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 79.084918][ T5058] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 79.086108][ T5058] sp : ffff80001fd37540 [ 79.086845][ T5058] x29: ffff80001fd37710 x28: ffff0000ce44e9b0 x27: 1fffe0001b9efe7a [ 79.088196][ T5058] x26: 1fffe00019c89d0b x25: ffff0000ce44e850 x24: dfff800000000000 [ 79.089507][ T5058] x23: ffff0000dcf7f3c8 x22: 1fffe00019c89d0a x21: ffff0000ce44e858 [ 79.090861][ T5058] x20: 00000000ffffffe4 x19: ffff0000d06e19d0 x18: 0000000000000001 [ 79.092196][ T5058] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 79.093565][ T5058] x14: 0000000000000001 x13: 1fffe000341f47ab x12: 0000000000ff0100 [ 79.094948][ T5058] x11: 0000000000000000 x10: 0000000000000000 x9 : 6d90f5c9f1e7c900 [ 79.096308][ T5058] x8 : 6d90f5c9f1e7c900 x7 : 0000000000000001 x6 : 0000000000000001 [ 79.097646][ T5058] x5 : ffff80001fd36e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 79.099022][ T5058] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 79.100348][ T5058] Call trace: [ 79.100891][ T5058] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 79.101956][ T5058] __btrfs_end_transaction+0x13c/0x5f0 [ 79.102866][ T5058] btrfs_end_transaction+0x24/0x34 [ 79.103702][ T5058] btrfs_inc_block_group_ro+0x4ec/0x558 [ 79.104673][ T5058] btrfs_relocate_block_group+0x2b8/0x8a4 [ 79.105711][ T5058] btrfs_relocate_chunk+0xb8/0x280 [ 79.106585][ T5058] __btrfs_balance+0x112c/0x1b9c [ 79.107425][ T5058] btrfs_balance+0xac8/0x113c [ 79.108208][ T5058] btrfs_ioctl_balance+0x4cc/0x658 [ 79.109055][ T5058] btrfs_ioctl+0x20c/0xa8c [ 79.109799][ T5058] __arm64_sys_ioctl+0x14c/0x1c8 [ 79.110603][ T5058] invoke_syscall+0x98/0x2b0 [ 79.111344][ T5058] el0_svc_common+0x138/0x258 [ 79.112121][ T5058] do_el0_svc+0x58/0x13c [ 79.112803][ T5058] el0_svc+0x78/0x1d0 [ 79.113448][ T5058] el0t_64_sync_handler+0xcc/0xe4 [ 79.114281][ T5058] el0t_64_sync+0x1a0/0x1a4 [ 79.115038][ T5058] irq event stamp: 79660 [ 79.115705][ T5058] hardirqs last enabled at (79659): [] __up_console_sem+0xb4/0xfc [ 79.117320][ T5058] hardirqs last disabled at (79660): [] el1_dbg+0x24/0x80 [ 79.118817][ T5058] softirqs last enabled at (79648): [] handle_softirqs+0xa40/0xbe4 [ 79.120400][ T5058] softirqs last disabled at (79609): [] __irq_exit_rcu+0x240/0x43c [ 79.121943][ T5058] ---[ end trace ba0e6d33b1845ae8 ]--- [ 79.124845][ T5058] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 79.126662][ T5058] BTRFS info (device loop0): forced readonly [ 79.128468][ T5058] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 79.130598][ T5058] BTRFS info (device loop0): balance: ended with status: -30 [ 79.319172][ T5080] loop0: detected capacity change from 0 to 32768 [ 79.366183][ T5080] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.21 (5080) [ 79.371628][ T5080] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 79.373138][ T5080] BTRFS info (device loop0): force zlib compression, level 3 [ 79.374401][ T5080] BTRFS info (device loop0): force clearing of disk cache [ 79.376160][ T5080] BTRFS info (device loop0): setting nodatasum [ 79.377054][ T5080] BTRFS info (device loop0): allowing degraded mounts [ 79.378231][ T5080] BTRFS info (device loop0): enabling disk space caching [ 79.379466][ T5080] BTRFS info (device loop0): disk space caching is enabled [ 79.380717][ T5080] BTRFS info (device loop0): has skinny extents [ 79.389912][ T5080] BTRFS info (device loop0): clearing free space tree [ 79.391029][ T5080] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 79.392728][ T5080] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 79.397962][ T5080] BTRFS info (device loop0): balance: start -susage=7,drange=7..2048,limit=55834574849,limit=1..13 [ 79.400191][ T5080] ------------[ cut here ]------------ [ 79.401143][ T5080] WARNING: CPU: 0 PID: 5080 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 79.402890][ T5080] Modules linked in: [ 79.403513][ T5080] CPU: 0 PID: 5080 Comm: syz.0.21 Tainted: G W syzkaller #0 [ 79.404929][ T5080] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 79.406683][ T5080] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 79.408054][ T5080] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 79.409178][ T5080] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 79.410247][ T5080] sp : ffff80001fd37540 [ 79.410914][ T5080] x29: ffff80001fd37710 x28: ffff0000cd14d1b0 x27: 1fffe0001bc83efe [ 79.412285][ T5080] x26: 1fffe00019a29a0b x25: ffff0000cd14d050 x24: dfff800000000000 [ 79.413610][ T5080] x23: ffff0000de41f7e8 x22: 1fffe00019a29a0a x21: ffff0000cd14d058 [ 79.414955][ T5080] x20: 00000000ffffffe4 x19: ffff0000d53919d0 x18: 0000000000000001 [ 79.416276][ T5080] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 79.417565][ T5080] x14: 0000000000000001 x13: 1fffe000341f05ab x12: 0000000000ff0100 [ 79.418934][ T5080] x11: 0000000000000000 x10: 0000000000000000 x9 : 866fc0add8f15600 [ 79.420297][ T5080] x8 : 866fc0add8f15600 x7 : 0000000000000001 x6 : 0000000000000001 [ 79.421659][ T5080] x5 : ffff80001fd36e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 79.423061][ T5080] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 79.424463][ T5080] Call trace: [ 79.424981][ T5080] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 79.426057][ T5080] __btrfs_end_transaction+0x13c/0x5f0 [ 79.427006][ T5080] btrfs_end_transaction+0x24/0x34 [ 79.427900][ T5080] btrfs_inc_block_group_ro+0x4ec/0x558 [ 79.428825][ T5080] btrfs_relocate_block_group+0x2b8/0x8a4 [ 79.429765][ T5080] btrfs_relocate_chunk+0xb8/0x280 [ 79.430617][ T5080] __btrfs_balance+0x112c/0x1b9c [ 79.431442][ T5080] btrfs_balance+0xac8/0x113c [ 79.432212][ T5080] btrfs_ioctl_balance+0x4cc/0x658 [ 79.433073][ T5080] btrfs_ioctl+0x20c/0xa8c [ 79.433753][ T5080] __arm64_sys_ioctl+0x14c/0x1c8 [ 79.434594][ T5080] invoke_syscall+0x98/0x2b0 [ 79.435246][ T5080] el0_svc_common+0x138/0x258 [ 79.436052][ T5080] do_el0_svc+0x58/0x13c [ 79.436774][ T5080] el0_svc+0x78/0x1d0 [ 79.437439][ T5080] el0t_64_sync_handler+0xcc/0xe4 [ 79.438290][ T5080] el0t_64_sync+0x1a0/0x1a4 [ 79.439061][ T5080] irq event stamp: 79622 [ 79.439855][ T5080] hardirqs last enabled at (79621): [] __up_console_sem+0xb4/0xfc [ 79.441425][ T5080] hardirqs last disabled at (79622): [] el1_dbg+0x24/0x80 [ 79.442858][ T5080] softirqs last enabled at (79268): [] local_bh_enable+0x10/0x34 [ 79.444473][ T5080] softirqs last disabled at (79266): [] local_bh_disable+0x10/0x34 [ 79.446135][ T5080] ---[ end trace ba0e6d33b1845ae9 ]--- [ 79.448222][ T5080] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 79.449869][ T5080] BTRFS info (device loop0): forced readonly [ 79.450838][ T5080] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 79.452904][ T5080] BTRFS info (device loop0): balance: ended with status: -30 [ 79.636505][ T5102] loop0: detected capacity change from 0 to 32768 [ 79.685663][ T5102] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.22 (5102) [ 79.693406][ T5102] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 79.695324][ T5102] BTRFS info (device loop0): force zlib compression, level 3 [ 79.696553][ T5102] BTRFS info (device loop0): force clearing of disk cache [ 79.697730][ T5102] BTRFS info (device loop0): setting nodatasum [ 79.698654][ T5102] BTRFS info (device loop0): allowing degraded mounts [ 79.699764][ T5102] BTRFS info (device loop0): enabling disk space caching [ 79.700914][ T5102] BTRFS info (device loop0): disk space caching is enabled [ 79.702124][ T5102] BTRFS info (device loop0): has skinny extents [ 79.711976][ T5102] BTRFS info (device loop0): clearing free space tree [ 79.713086][ T5102] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 79.715056][ T5102] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 79.720083][ T5102] BTRFS info (device loop0): balance: start -susage=7,drange=7..2048,limit=55834574849,limit=1..13 [ 79.721991][ T5102] ------------[ cut here ]------------ [ 79.723010][ T5102] WARNING: CPU: 0 PID: 5102 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 79.724935][ T5102] Modules linked in: [ 79.725597][ T5102] CPU: 0 PID: 5102 Comm: syz.0.22 Tainted: G W syzkaller #0 [ 79.727100][ T5102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 79.728772][ T5102] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 79.730069][ T5102] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 79.731195][ T5102] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 79.732298][ T5102] sp : ffff80001fe97540 [ 79.732972][ T5102] x29: ffff80001fe97710 x28: ffff0000d564b9b0 x27: 1fffe0001bc83f40 [ 79.734317][ T5102] x26: 1fffe0001aac970b x25: ffff0000d564b850 x24: dfff800000000000 [ 79.735667][ T5102] x23: ffff0000de41f9f8 x22: 1fffe0001aac970a x21: ffff0000d564b858 [ 79.737064][ T5102] x20: 00000000ffffffe4 x19: ffff0000d67dd9d0 x18: 0000000000000001 [ 79.738404][ T5102] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 79.739745][ T5102] x14: 0000000000000001 x13: 1fffe000341f05ab x12: 0000000000ff0100 [ 79.741146][ T5102] x11: 0000000000000000 x10: 0000000000000000 x9 : b44ac6184e77be00 [ 79.742521][ T5102] x8 : b44ac6184e77be00 x7 : 0000000000000001 x6 : 0000000000000001 [ 79.743872][ T5102] x5 : ffff80001fe96e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 79.745149][ T5102] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 79.746485][ T5102] Call trace: [ 79.747059][ T5102] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 79.748090][ T5102] __btrfs_end_transaction+0x13c/0x5f0 [ 79.748936][ T5102] btrfs_end_transaction+0x24/0x34 [ 79.749783][ T5102] btrfs_inc_block_group_ro+0x4ec/0x558 [ 79.750712][ T5102] btrfs_relocate_block_group+0x2b8/0x8a4 [ 79.751684][ T5102] btrfs_relocate_chunk+0xb8/0x280 [ 79.752567][ T5102] __btrfs_balance+0x112c/0x1b9c [ 79.753398][ T5102] btrfs_balance+0xac8/0x113c [ 79.754231][ T5102] btrfs_ioctl_balance+0x4cc/0x658 [ 79.755116][ T5102] btrfs_ioctl+0x20c/0xa8c [ 79.755828][ T5102] __arm64_sys_ioctl+0x14c/0x1c8 [ 79.756621][ T5102] invoke_syscall+0x98/0x2b0 [ 79.757390][ T5102] el0_svc_common+0x138/0x258 [ 79.758188][ T5102] do_el0_svc+0x58/0x13c [ 79.758888][ T5102] el0_svc+0x78/0x1d0 [ 79.759529][ T5102] el0t_64_sync_handler+0xcc/0xe4 [ 79.760399][ T5102] el0t_64_sync+0x1a0/0x1a4 [ 79.761148][ T5102] irq event stamp: 79274 [ 79.761827][ T5102] hardirqs last enabled at (79273): [] __up_console_sem+0xb4/0xfc [ 79.763380][ T5102] hardirqs last disabled at (79274): [] el1_dbg+0x24/0x80 [ 79.764839][ T5102] softirqs last enabled at (78808): [] local_bh_enable+0x10/0x34 [ 79.766321][ T5102] softirqs last disabled at (78806): [] local_bh_disable+0x10/0x34 [ 79.767864][ T5102] ---[ end trace ba0e6d33b1845aea ]--- [ 79.771192][ T5102] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 79.772824][ T5102] BTRFS info (device loop0): forced readonly [ 79.773843][ T5102] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 79.776098][ T5102] BTRFS info (device loop0): balance: ended with status: -30 [ 79.943790][ T5124] loop0: detected capacity change from 0 to 32768 [ 79.950272][ T5124] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.23 (5124) [ 79.956596][ T5124] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 79.958182][ T5124] BTRFS info (device loop0): force zlib compression, level 3 [ 79.979904][ T5124] ------------[ cut here ]------------ [ 79.980819][ T5124] WARNING: CPU: 0 PID: 5124 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 79.982770][ T5124] Modules linked in: [ 79.983425][ T5124] CPU: 0 PID: 5124 Comm: syz.0.23 Tainted: G W syzkaller #0 [ 79.984889][ T5124] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 79.986595][ T5124] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 79.987957][ T5124] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 79.989098][ T5124] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 79.990199][ T5124] sp : ffff8000200b7540 [ 79.990863][ T5124] x29: ffff8000200b7710 x28: ffff0000dbdee9b0 x27: 1fffe0001bc83f82 [ 79.992242][ T5124] x26: 1fffe0001b7bdd0b x25: ffff0000dbdee850 x24: dfff800000000000 [ 79.993636][ T5124] x23: ffff0000de41fc08 x22: 1fffe0001b7bdd0a x21: ffff0000dbdee858 [ 79.995111][ T5124] x20: 00000000ffffffe4 x19: ffff0000d601d9d0 x18: 0000000000000001 [ 79.996331][ T5124] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 79.997576][ T5124] x14: 0000000000000001 x13: 1fffe000341f05ab x12: 0000000000ff0100 [ 79.998836][ T5124] x11: 0000000000000000 x10: 0000000000000000 x9 : cb426285b14f0200 [ 80.000173][ T5124] x8 : cb426285b14f0200 x7 : 0000000000000001 x6 : 0000000000000001 [ 80.001635][ T5124] x5 : ffff8000200b6e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 80.002991][ T5124] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 80.004357][ T5124] Call trace: [ 80.004888][ T5124] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 80.006018][ T5124] __btrfs_end_transaction+0x13c/0x5f0 [ 80.006935][ T5124] btrfs_end_transaction+0x24/0x34 [ 80.007791][ T5124] btrfs_inc_block_group_ro+0x4ec/0x558 [ 80.008774][ T5124] btrfs_relocate_block_group+0x2b8/0x8a4 [ 80.009775][ T5124] btrfs_relocate_chunk+0xb8/0x280 [ 80.010610][ T5124] __btrfs_balance+0x112c/0x1b9c [ 80.011453][ T5124] btrfs_balance+0xac8/0x113c [ 80.012244][ T5124] btrfs_ioctl_balance+0x4cc/0x658 [ 80.013106][ T5124] btrfs_ioctl+0x20c/0xa8c [ 80.013858][ T5124] __arm64_sys_ioctl+0x14c/0x1c8 [ 80.014760][ T5124] invoke_syscall+0x98/0x2b0 [ 80.015493][ T5124] el0_svc_common+0x138/0x258 [ 80.016215][ T5124] do_el0_svc+0x58/0x13c [ 80.016911][ T5124] el0_svc+0x78/0x1d0 [ 80.017620][ T5124] el0t_64_sync_handler+0xcc/0xe4 [ 80.018478][ T5124] el0t_64_sync+0x1a0/0x1a4 [ 80.019269][ T5124] irq event stamp: 79414 [ 80.019957][ T5124] hardirqs last enabled at (79413): [] __up_console_sem+0xb4/0xfc [ 80.021530][ T5124] hardirqs last disabled at (79414): [] el1_dbg+0x24/0x80 [ 80.023028][ T5124] softirqs last enabled at (78878): [] local_bh_enable+0x10/0x34 [ 80.024651][ T5124] softirqs last disabled at (78876): [] local_bh_disable+0x10/0x34 [ 80.026155][ T5124] ---[ end trace ba0e6d33b1845aeb ]--- [ 80.028206][ T5124] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 80.030454][ T5124] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 80.166992][ T356] device hsr_slave_0 left promiscuous mode [ 80.214757][ T356] device hsr_slave_1 left promiscuous mode [ 80.225130][ T5145] loop0: detected capacity change from 0 to 32768 [ 80.272673][ T5145] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.24 (5145) [ 80.301879][ T5145] ------------[ cut here ]------------ [ 80.302854][ T5145] WARNING: CPU: 0 PID: 5145 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 80.304607][ T5145] Modules linked in: [ 80.305234][ T5145] CPU: 0 PID: 5145 Comm: syz.0.24 Tainted: G W syzkaller #0 [ 80.306689][ T5145] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 80.308404][ T5145] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 80.309689][ T5145] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 80.310749][ T5145] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 80.311876][ T5145] sp : ffff8000206b7540 [ 80.312571][ T5145] x29: ffff8000206b7710 x28: ffff0000d14831b0 x27: 1fffe0001bc83fc4 [ 80.313936][ T5145] x26: 1fffe0001a29060b x25: ffff0000d1483050 x24: dfff800000000000 [ 80.315378][ T5145] x23: ffff0000de41fe18 x22: 1fffe0001a29060a x21: ffff0000d1483058 [ 80.316841][ T5145] x20: 00000000ffffffe4 x19: ffff0000d601d9d0 x18: 0000000000000001 [ 80.318189][ T5145] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 80.319483][ T5145] x14: 0000000000000001 x13: 1fffe000341f05ab x12: 0000000000ff0100 [ 80.320716][ T5145] x11: 0000000000000000 x10: 0000000000000000 x9 : e923ba8928a8fe00 [ 80.322021][ T5145] x8 : e923ba8928a8fe00 x7 : 0000000000000001 x6 : 0000000000000001 [ 80.323326][ T5145] x5 : ffff8000206b6e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 80.324751][ T5145] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 80.326147][ T5145] Call trace: [ 80.326677][ T5145] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 80.327742][ T5145] __btrfs_end_transaction+0x13c/0x5f0 [ 80.328633][ T5145] btrfs_end_transaction+0x24/0x34 [ 80.329494][ T5145] btrfs_inc_block_group_ro+0x4ec/0x558 [ 80.330333][ T5145] btrfs_relocate_block_group+0x2b8/0x8a4 [ 80.331284][ T5145] btrfs_relocate_chunk+0xb8/0x280 [ 80.332143][ T5145] __btrfs_balance+0x112c/0x1b9c [ 80.333018][ T5145] btrfs_balance+0xac8/0x113c [ 80.333811][ T5145] btrfs_ioctl_balance+0x4cc/0x658 [ 80.334650][ T5145] btrfs_ioctl+0x20c/0xa8c [ 80.335406][ T5145] __arm64_sys_ioctl+0x14c/0x1c8 [ 80.336264][ T5145] invoke_syscall+0x98/0x2b0 [ 80.337054][ T5145] el0_svc_common+0x138/0x258 [ 80.337848][ T5145] do_el0_svc+0x58/0x13c [ 80.338543][ T5145] el0_svc+0x78/0x1d0 [ 80.339203][ T5145] el0t_64_sync_handler+0xcc/0xe4 [ 80.340026][ T5145] el0t_64_sync+0x1a0/0x1a4 [ 80.340776][ T5145] irq event stamp: 79772 [ 80.341501][ T5145] hardirqs last enabled at (79771): [] __up_console_sem+0xb4/0xfc [ 80.343122][ T5145] hardirqs last disabled at (79772): [] el1_dbg+0x24/0x80 [ 80.344637][ T5145] softirqs last enabled at (79316): [] local_bh_enable+0x10/0x34 [ 80.346185][ T5145] softirqs last disabled at (79314): [] local_bh_disable+0x10/0x34 [ 80.347770][ T5145] ---[ end trace ba0e6d33b1845aec ]--- [ 80.349568][ T5145] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 80.351383][ T5145] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 80.355009][ T356] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 80.356261][ T356] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 80.358032][ T356] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 80.359278][ T356] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 80.362174][ T356] device bridge_slave_1 left promiscuous mode [ 80.363418][ T356] bridge0: port 2(bridge_slave_1) entered disabled state [ 80.397118][ T356] device bridge_slave_0 left promiscuous mode [ 80.398220][ T356] bridge0: port 1(bridge_slave_0) entered disabled state [ 80.502971][ T5168] loop0: detected capacity change from 0 to 32768 [ 80.504755][ T356] device veth1_macvtap left promiscuous mode [ 80.505728][ T356] device veth0_macvtap left promiscuous mode [ 80.506747][ T356] device veth1_vlan left promiscuous mode [ 80.507811][ T5168] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.25 (5168) [ 80.507933][ T356] device veth0_vlan left promiscuous mode [ 80.549354][ T5168] ------------[ cut here ]------------ [ 80.550334][ T5168] WARNING: CPU: 1 PID: 5168 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 80.552216][ T5168] Modules linked in: [ 80.552862][ T5168] CPU: 1 PID: 5168 Comm: syz.0.25 Tainted: G W syzkaller #0 [ 80.554202][ T5168] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 80.555805][ T5168] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 80.557123][ T5168] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 80.558252][ T5168] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 80.559416][ T5168] sp : ffff800020707540 [ 80.560153][ T5168] x29: ffff800020707710 x28: ffff0000dc5491b0 x27: 1fffe0001b9efebc [ 80.561509][ T5168] x26: 1fffe0001b8a920b x25: ffff0000dc549050 x24: dfff800000000000 [ 80.562900][ T5168] x23: ffff0000dcf7f5d8 x22: 1fffe0001b8a920a x21: ffff0000dc549058 [ 80.564261][ T5168] x20: 00000000ffffffe4 x19: ffff0000e7e819d0 x18: 0000000000000001 [ 80.565664][ T5168] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 80.567048][ T5168] x14: 0000000000000001 x13: 1fffe000341f47ab x12: 0000000000ff0100 [ 80.568448][ T5168] x11: 0000000000000000 x10: 0000000000000000 x9 : bbe975312d080200 [ 80.569806][ T5168] x8 : bbe975312d080200 x7 : 0000000000000001 x6 : 0000000000000001 [ 80.571114][ T5168] x5 : ffff800020706e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 80.572378][ T5168] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 80.573640][ T5168] Call trace: [ 80.574197][ T5168] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 80.575230][ T5168] __btrfs_end_transaction+0x13c/0x5f0 [ 80.576051][ T5168] btrfs_end_transaction+0x24/0x34 [ 80.576867][ T5168] btrfs_inc_block_group_ro+0x4ec/0x558 [ 80.577793][ T5168] btrfs_relocate_block_group+0x2b8/0x8a4 [ 80.578749][ T5168] btrfs_relocate_chunk+0xb8/0x280 [ 80.579640][ T5168] __btrfs_balance+0x112c/0x1b9c [ 80.580436][ T5168] btrfs_balance+0xac8/0x113c [ 80.581262][ T5168] btrfs_ioctl_balance+0x4cc/0x658 [ 80.582095][ T5168] btrfs_ioctl+0x20c/0xa8c [ 80.582801][ T5168] __arm64_sys_ioctl+0x14c/0x1c8 [ 80.583623][ T5168] invoke_syscall+0x98/0x2b0 [ 80.584374][ T5168] el0_svc_common+0x138/0x258 [ 80.584505][ T4167] Bluetooth: hci0: command 0x0419 tx timeout [ 80.585172][ T5168] do_el0_svc+0x58/0x13c [ 80.586799][ T5168] el0_svc+0x78/0x1d0 [ 80.587450][ T5168] el0t_64_sync_handler+0xcc/0xe4 [ 80.588292][ T5168] el0t_64_sync+0x1a0/0x1a4 [ 80.589011][ T5168] irq event stamp: 79400 [ 80.589722][ T5168] hardirqs last enabled at (79399): [] __up_console_sem+0xb4/0xfc [ 80.591136][ T5168] hardirqs last disabled at (79400): [] el1_dbg+0x24/0x80 [ 80.592554][ T5168] softirqs last enabled at (79056): [] local_bh_enable+0x10/0x34 [ 80.594117][ T5168] softirqs last disabled at (79054): [] local_bh_disable+0x10/0x34 [ 80.595627][ T5168] ---[ end trace ba0e6d33b1845aed ]--- [ 80.597172][ T5168] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 80.599900][ T5168] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 80.750327][ T356] team0 (unregistering): Port device team_slave_1 removed [ 80.755765][ T356] team0 (unregistering): Port device team_slave_0 removed [ 80.759712][ T356] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 80.808246][ T356] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 80.826681][ T5190] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.26 (5190) [ 80.865866][ T5190] ------------[ cut here ]------------ [ 80.867023][ T5190] WARNING: CPU: 0 PID: 5190 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 80.868907][ T5190] Modules linked in: [ 80.869529][ T5190] CPU: 0 PID: 5190 Comm: syz.0.26 Tainted: G W syzkaller #0 [ 80.871040][ T5190] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 80.872792][ T5190] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 80.874164][ T5190] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 80.875291][ T5190] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 80.876352][ T5190] sp : ffff800020747540 [ 80.877063][ T5190] x29: ffff800020747710 x28: ffff0000d95a19b0 x27: 1fffe0001b9d4c0c [ 80.878464][ T5190] x26: 1fffe0001b2b430b x25: ffff0000d95a1850 x24: dfff800000000000 [ 80.879856][ T5190] x23: ffff0000dcea6058 x22: 1fffe0001b2b430a x21: ffff0000d95a1858 [ 80.881230][ T5190] x20: 00000000ffffffe4 x19: ffff0000d1c659d0 x18: 0000000000000001 [ 80.882567][ T5190] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 80.883898][ T5190] x14: 0000000000000001 x13: 1fffe000341f05ab x12: 0000000000ff0100 [ 80.885284][ T5190] x11: 0000000000000000 x10: 0000000000000000 x9 : 6bff8fb98e0bff00 [ 80.886658][ T5190] x8 : 6bff8fb98e0bff00 x7 : 0000000000000001 x6 : 0000000000000001 [ 80.888056][ T5190] x5 : ffff800020746e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 80.889424][ T5190] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 80.890767][ T5190] Call trace: [ 80.891392][ T5190] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 80.892444][ T5190] __btrfs_end_transaction+0x13c/0x5f0 [ 80.893348][ T5190] btrfs_end_transaction+0x24/0x34 [ 80.894218][ T5190] btrfs_inc_block_group_ro+0x4ec/0x558 [ 80.895209][ T5190] btrfs_relocate_block_group+0x2b8/0x8a4 [ 80.896175][ T5190] btrfs_relocate_chunk+0xb8/0x280 [ 80.896995][ T5190] __btrfs_balance+0x112c/0x1b9c [ 80.897856][ T5190] btrfs_balance+0xac8/0x113c [ 80.898642][ T5190] btrfs_ioctl_balance+0x4cc/0x658 [ 80.899539][ T5190] btrfs_ioctl+0x20c/0xa8c [ 80.900257][ T5190] __arm64_sys_ioctl+0x14c/0x1c8 [ 80.901071][ T5190] invoke_syscall+0x98/0x2b0 [ 80.901869][ T5190] el0_svc_common+0x138/0x258 [ 80.902652][ T5190] do_el0_svc+0x58/0x13c [ 80.903332][ T5190] el0_svc+0x78/0x1d0 [ 80.904003][ T5190] el0t_64_sync_handler+0xcc/0xe4 [ 80.904836][ T5190] el0t_64_sync+0x1a0/0x1a4 [ 80.905602][ T5190] irq event stamp: 79484 [ 80.906331][ T5190] hardirqs last enabled at (79483): [] __up_console_sem+0xb4/0xfc [ 80.907861][ T5190] hardirqs last disabled at (79484): [] el1_dbg+0x24/0x80 [ 80.909236][ T5190] softirqs last enabled at (79142): [] local_bh_enable+0x10/0x34 [ 80.910849][ T5190] softirqs last disabled at (79140): [] local_bh_disable+0x10/0x34 [ 80.912276][ T5190] ---[ end trace ba0e6d33b1845aee ]--- [ 80.914542][ T5190] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 80.916346][ T5190] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 80.938479][ T356] bond0 (unregistering): Released all slaves [ 81.095622][ T5212] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.27 (5212) [ 81.143690][ T5212] ------------[ cut here ]------------ [ 81.146858][ T5212] WARNING: CPU: 1 PID: 5212 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 81.148644][ T5212] Modules linked in: [ 81.149245][ T5212] CPU: 1 PID: 5212 Comm: syz.0.27 Tainted: G W syzkaller #0 [ 81.150661][ T5212] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 81.152393][ T5212] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 81.153782][ T5212] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 81.154945][ T5212] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 81.156146][ T5212] sp : ffff800020a17540 [ 81.156854][ T5212] x29: ffff800020a17710 x28: ffff0000cb9d39b0 x27: 1fffe0001b9efefe [ 81.158287][ T5212] x26: 1fffe0001973a70b x25: ffff0000cb9d3850 x24: dfff800000000000 [ 81.159628][ T5212] x23: ffff0000dcf7f7e8 x22: 1fffe0001973a70a x21: ffff0000cb9d3858 [ 81.160916][ T5212] x20: 00000000ffffffe4 x19: ffff0000dd6519d0 x18: 0000000000000001 [ 81.162309][ T5212] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 81.163665][ T5212] x14: 0000000000000001 x13: 1fffe000341f47ab x12: 0000000000ff0100 [ 81.165076][ T5212] x11: 0000000000000000 x10: 0000000000000000 x9 : da5cd2b81bb81a00 [ 81.166484][ T5212] x8 : da5cd2b81bb81a00 x7 : 0000000000000001 x6 : 0000000000000001 [ 81.167874][ T5212] x5 : ffff800020a16e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 81.169216][ T5212] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 81.170542][ T5212] Call trace: [ 81.171093][ T5212] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 81.172144][ T5212] __btrfs_end_transaction+0x13c/0x5f0 [ 81.173083][ T5212] btrfs_end_transaction+0x24/0x34 [ 81.173931][ T5212] btrfs_inc_block_group_ro+0x4ec/0x558 [ 81.174820][ T5212] btrfs_relocate_block_group+0x2b8/0x8a4 [ 81.175780][ T5212] btrfs_relocate_chunk+0xb8/0x280 [ 81.176681][ T5212] __btrfs_balance+0x112c/0x1b9c [ 81.177532][ T5212] btrfs_balance+0xac8/0x113c [ 81.178334][ T5212] btrfs_ioctl_balance+0x4cc/0x658 [ 81.179196][ T5212] btrfs_ioctl+0x20c/0xa8c [ 81.179924][ T5212] __arm64_sys_ioctl+0x14c/0x1c8 [ 81.180738][ T5212] invoke_syscall+0x98/0x2b0 [ 81.181504][ T5212] el0_svc_common+0x138/0x258 [ 81.182321][ T5212] do_el0_svc+0x58/0x13c [ 81.183044][ T5212] el0_svc+0x78/0x1d0 [ 81.183676][ T5212] el0t_64_sync_handler+0xcc/0xe4 [ 81.184496][ T5212] el0t_64_sync+0x1a0/0x1a4 [ 81.185238][ T5212] irq event stamp: 79628 [ 81.185942][ T5212] hardirqs last enabled at (79627): [] __up_console_sem+0xb4/0xfc [ 81.187588][ T5212] hardirqs last disabled at (79628): [] el1_dbg+0x24/0x80 [ 81.189036][ T5212] softirqs last enabled at (79616): [] handle_softirqs+0xa40/0xbe4 [ 81.190683][ T5212] softirqs last disabled at (79597): [] __irq_exit_rcu+0x240/0x43c [ 81.192281][ T5212] ---[ end trace ba0e6d33b1845aef ]--- [ 81.195804][ T5212] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 81.197491][ T5212] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 81.366443][ T5234] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.28 (5234) [ 81.380749][ T5234] ------------[ cut here ]------------ [ 81.381831][ T5234] WARNING: CPU: 1 PID: 5234 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 81.383635][ T5234] Modules linked in: [ 81.384206][ T5234] CPU: 1 PID: 5234 Comm: syz.0.28 Tainted: G W syzkaller #0 [ 81.385564][ T5234] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 81.387279][ T5234] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 81.388615][ T5234] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 81.389717][ T5234] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 81.390872][ T5234] sp : ffff800020b07540 [ 81.391603][ T5234] x29: ffff800020b07710 x28: ffff0000c10001b0 x27: 1fffe0001b9efe0c [ 81.392918][ T5234] x26: 1fffe0001820000b x25: ffff0000c1000050 x24: dfff800000000000 [ 81.394249][ T5234] x23: ffff0000dcf7f058 x22: 1fffe0001820000a x21: ffff0000c1000058 [ 81.395541][ T5234] x20: 00000000ffffffe4 x19: ffff0000ca0059d0 x18: 0000000000000001 [ 81.396822][ T5234] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 81.398185][ T5234] x14: 0000000000000001 x13: 1fffe000341f47ab x12: 0000000000ff0100 [ 81.399495][ T5234] x11: 0000000000000000 x10: 0000000000000000 x9 : c349de51f7e2bf00 [ 81.400708][ T5234] x8 : c349de51f7e2bf00 x7 : 0000000000000001 x6 : 0000000000000001 [ 81.402085][ T5234] x5 : ffff800020b06e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 81.403383][ T5234] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 81.404698][ T5234] Call trace: [ 81.405187][ T5234] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 81.406228][ T5234] __btrfs_end_transaction+0x13c/0x5f0 [ 81.407126][ T5234] btrfs_end_transaction+0x24/0x34 [ 81.407959][ T5234] btrfs_inc_block_group_ro+0x4ec/0x558 [ 81.408919][ T5234] btrfs_relocate_block_group+0x2b8/0x8a4 [ 81.409883][ T5234] btrfs_relocate_chunk+0xb8/0x280 [ 81.410753][ T5234] __btrfs_balance+0x112c/0x1b9c [ 81.411557][ T5234] btrfs_balance+0xac8/0x113c [ 81.412306][ T5234] btrfs_ioctl_balance+0x4cc/0x658 [ 81.413117][ T5234] btrfs_ioctl+0x20c/0xa8c [ 81.413839][ T5234] __arm64_sys_ioctl+0x14c/0x1c8 [ 81.414662][ T5234] invoke_syscall+0x98/0x2b0 [ 81.415381][ T5234] el0_svc_common+0x138/0x258 [ 81.416171][ T5234] do_el0_svc+0x58/0x13c [ 81.416845][ T5234] el0_svc+0x78/0x1d0 [ 81.417481][ T5234] el0t_64_sync_handler+0xcc/0xe4 [ 81.418266][ T5234] el0t_64_sync+0x1a0/0x1a4 [ 81.418959][ T5234] irq event stamp: 79214 [ 81.419666][ T5234] hardirqs last enabled at (79213): [] __up_console_sem+0xb4/0xfc [ 81.421355][ T5234] hardirqs last disabled at (79214): [] el1_dbg+0x24/0x80 [ 81.422803][ T5234] softirqs last enabled at (78854): [] local_bh_enable+0x10/0x34 [ 81.424380][ T5234] softirqs last disabled at (78852): [] local_bh_disable+0x10/0x34 [ 81.425961][ T5234] ---[ end trace ba0e6d33b1845af0 ]--- [ 81.429516][ T5234] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 81.431238][ T5234] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 81.582488][ T5256] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.29 (5256) [ 81.597785][ T5256] ------------[ cut here ]------------ [ 81.598789][ T5256] WARNING: CPU: 0 PID: 5256 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 81.600638][ T5256] Modules linked in: [ 81.601274][ T5256] CPU: 0 PID: 5256 Comm: syz.0.29 Tainted: G W syzkaller #0 [ 81.602820][ T5256] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 81.604590][ T5256] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 81.605890][ T5256] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 81.607003][ T5256] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 81.608097][ T5256] sp : ffff800020a17540 [ 81.608832][ T5256] x29: ffff800020a17710 x28: ffff0000d79c81b0 x27: 1fffe0001b9d4c64 [ 81.610192][ T5256] x26: 1fffe0001af3900b x25: ffff0000d79c8050 x24: dfff800000000000 [ 81.611618][ T5256] x23: ffff0000dcea6318 x22: 1fffe0001af3900a x21: ffff0000d79c8058 [ 81.612955][ T5256] x20: 00000000ffffffe4 x19: ffff0000e7c7d9d0 x18: 0000000000000001 [ 81.614252][ T5256] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 81.615538][ T5256] x14: 0000000000000001 x13: 1fffe000341f05ab x12: 0000000000ff0100 [ 81.616831][ T5256] x11: 0000000000000000 x10: 0000000000000000 x9 : f44e4cc9c0bb5c00 [ 81.618113][ T5256] x8 : f44e4cc9c0bb5c00 x7 : 0000000000000001 x6 : 0000000000000001 [ 81.619505][ T5256] x5 : ffff800020a16e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 81.620824][ T5256] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 81.622174][ T5256] Call trace: [ 81.622724][ T5256] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 81.623766][ T5256] __btrfs_end_transaction+0x13c/0x5f0 [ 81.624671][ T5256] btrfs_end_transaction+0x24/0x34 [ 81.625537][ T5256] btrfs_inc_block_group_ro+0x4ec/0x558 [ 81.626494][ T5256] btrfs_relocate_block_group+0x2b8/0x8a4 [ 81.627528][ T5256] btrfs_relocate_chunk+0xb8/0x280 [ 81.628429][ T5256] __btrfs_balance+0x112c/0x1b9c [ 81.629352][ T5256] btrfs_balance+0xac8/0x113c [ 81.630132][ T5256] btrfs_ioctl_balance+0x4cc/0x658 [ 81.631015][ T5256] btrfs_ioctl+0x20c/0xa8c [ 81.631745][ T5256] __arm64_sys_ioctl+0x14c/0x1c8 [ 81.632598][ T5256] invoke_syscall+0x98/0x2b0 [ 81.633348][ T5256] el0_svc_common+0x138/0x258 [ 81.634107][ T5256] do_el0_svc+0x58/0x13c [ 81.634817][ T5256] el0_svc+0x78/0x1d0 [ 81.635510][ T5256] el0t_64_sync_handler+0xcc/0xe4 [ 81.636384][ T5256] el0t_64_sync+0x1a0/0x1a4 [ 81.637107][ T5256] irq event stamp: 79314 [ 81.637881][ T5256] hardirqs last enabled at (79313): [] __up_console_sem+0xb4/0xfc [ 81.639433][ T5256] hardirqs last disabled at (79314): [] el1_dbg+0x24/0x80 [ 81.640870][ T5256] softirqs last enabled at (78978): [] local_bh_enable+0x10/0x34 [ 81.642664][ T5256] softirqs last disabled at (78976): [] local_bh_disable+0x10/0x34 [ 81.644341][ T5256] ---[ end trace ba0e6d33b1845af1 ]--- [ 81.645699][ T5256] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 81.647459][ T5256] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 81.792812][ T5277] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.30 (5277) [ 81.808856][ T5277] ------------[ cut here ]------------ [ 81.809790][ T5277] WARNING: CPU: 0 PID: 5277 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 81.811728][ T5277] Modules linked in: [ 81.812416][ T5277] CPU: 0 PID: 5277 Comm: syz.0.30 Tainted: G W syzkaller #0 [ 81.813869][ T5277] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 81.815702][ T5277] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 81.817081][ T5277] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 81.818246][ T5277] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 81.819410][ T5277] sp : ffff800020c17540 [ 81.820100][ T5277] x29: ffff800020c17710 x28: ffff0000c1de11b0 x27: 1fffe0001b9d4ca6 [ 81.821463][ T5277] x26: 1fffe000183bc20b x25: ffff0000c1de1050 x24: dfff800000000000 [ 81.822832][ T5277] x23: ffff0000dcea6528 x22: 1fffe000183bc20a x21: ffff0000c1de1058 [ 81.824160][ T5277] x20: 00000000ffffffe4 x19: ffff0000c80fd9d0 x18: 0000000000000001 [ 81.825464][ T5277] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 81.826964][ T5277] x14: 0000000000000001 x13: 1fffe000341f05ab x12: 0000000000ff0100 [ 81.828338][ T5277] x11: 0000000000000000 x10: 0000000000000000 x9 : 9fa2837b845c2300 [ 81.829743][ T5277] x8 : 9fa2837b845c2300 x7 : 0000000000000001 x6 : 0000000000000001 [ 81.831152][ T5277] x5 : ffff800020c16e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 81.832472][ T5277] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 81.833776][ T5277] Call trace: [ 81.834314][ T5277] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 81.835362][ T5277] __btrfs_end_transaction+0x13c/0x5f0 [ 81.836238][ T5277] btrfs_end_transaction+0x24/0x34 [ 81.837160][ T5277] btrfs_inc_block_group_ro+0x4ec/0x558 [ 81.838100][ T5277] btrfs_relocate_block_group+0x2b8/0x8a4 [ 81.839013][ T5277] btrfs_relocate_chunk+0xb8/0x280 [ 81.839864][ T5277] __btrfs_balance+0x112c/0x1b9c [ 81.840770][ T5277] btrfs_balance+0xac8/0x113c [ 81.841575][ T5277] btrfs_ioctl_balance+0x4cc/0x658 [ 81.842394][ T5277] btrfs_ioctl+0x20c/0xa8c [ 81.843167][ T5277] __arm64_sys_ioctl+0x14c/0x1c8 [ 81.843999][ T5277] invoke_syscall+0x98/0x2b0 [ 81.844748][ T5277] el0_svc_common+0x138/0x258 [ 81.845519][ T5277] do_el0_svc+0x58/0x13c [ 81.846235][ T5277] el0_svc+0x78/0x1d0 [ 81.846909][ T5277] el0t_64_sync_handler+0xcc/0xe4 [ 81.847806][ T5277] el0t_64_sync+0x1a0/0x1a4 [ 81.848621][ T5277] irq event stamp: 79572 [ 81.849365][ T5277] hardirqs last enabled at (79571): [] __up_console_sem+0xb4/0xfc [ 81.850983][ T5277] hardirqs last disabled at (79572): [] el1_dbg+0x24/0x80 [ 81.852503][ T5277] softirqs last enabled at (79204): [] local_bh_enable+0x10/0x34 [ 81.854057][ T5277] softirqs last disabled at (79202): [] local_bh_disable+0x10/0x34 [ 81.855740][ T5277] ---[ end trace ba0e6d33b1845af2 ]--- [ 81.858734][ T5277] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 81.860330][ T5277] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 82.076513][ T5299] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.31 (5299) [ 82.102179][ T5299] ------------[ cut here ]------------ [ 82.103109][ T5299] WARNING: CPU: 0 PID: 5299 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 82.105071][ T5299] Modules linked in: [ 82.105741][ T5299] CPU: 0 PID: 5299 Comm: syz.0.31 Tainted: G W syzkaller #0 [ 82.107197][ T5299] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 82.108930][ T5299] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 82.110269][ T5299] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 82.111412][ T5299] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 82.112466][ T5299] sp : ffff800020e87540 [ 82.113106][ T5299] x29: ffff800020e87710 x28: ffff0000d951c9b0 x27: 1fffe0001b9d4ce8 [ 82.114472][ T5299] x26: 1fffe0001b2a390b x25: ffff0000d951c850 x24: dfff800000000000 [ 82.115892][ T5299] x23: ffff0000dcea6738 x22: 1fffe0001b2a390a x21: ffff0000d951c858 [ 82.117234][ T5299] x20: 00000000ffffffe4 x19: ffff0000d63199d0 x18: 0000000000000001 [ 82.118666][ T5299] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 82.119960][ T5299] x14: 0000000000000001 x13: 1fffe000341f05ab x12: 0000000000ff0100 [ 82.121193][ T5299] x11: 0000000000000000 x10: 0000000000000000 x9 : 30607b761cfd5000 [ 82.122587][ T5299] x8 : 30607b761cfd5000 x7 : 0000000000000001 x6 : 0000000000000001 [ 82.123954][ T5299] x5 : ffff800020e86e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 82.125275][ T5299] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 82.126607][ T5299] Call trace: [ 82.127129][ T5299] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 82.128131][ T5299] __btrfs_end_transaction+0x13c/0x5f0 [ 82.129036][ T5299] btrfs_end_transaction+0x24/0x34 [ 82.129912][ T5299] btrfs_inc_block_group_ro+0x4ec/0x558 [ 82.130850][ T5299] btrfs_relocate_block_group+0x2b8/0x8a4 [ 82.131784][ T5299] btrfs_relocate_chunk+0xb8/0x280 [ 82.132581][ T5299] __btrfs_balance+0x112c/0x1b9c [ 82.133402][ T5299] btrfs_balance+0xac8/0x113c [ 82.134184][ T5299] btrfs_ioctl_balance+0x4cc/0x658 [ 82.135085][ T5299] btrfs_ioctl+0x20c/0xa8c [ 82.135791][ T5299] __arm64_sys_ioctl+0x14c/0x1c8 [ 82.136607][ T5299] invoke_syscall+0x98/0x2b0 [ 82.137358][ T5299] el0_svc_common+0x138/0x258 [ 82.138130][ T5299] do_el0_svc+0x58/0x13c [ 82.138811][ T5299] el0_svc+0x78/0x1d0 [ 82.139459][ T5299] el0t_64_sync_handler+0xcc/0xe4 [ 82.140386][ T5299] el0t_64_sync+0x1a0/0x1a4 [ 82.141155][ T5299] irq event stamp: 79942 [ 82.141875][ T5299] hardirqs last enabled at (79941): [] __up_console_sem+0xb4/0xfc [ 82.143517][ T5299] hardirqs last disabled at (79942): [] el1_dbg+0x24/0x80 [ 82.145007][ T5299] softirqs last enabled at (79566): [] local_bh_enable+0x10/0x34 [ 82.146574][ T5299] softirqs last disabled at (79564): [] local_bh_disable+0x10/0x34 [ 82.148149][ T5299] ---[ end trace ba0e6d33b1845af3 ]--- [ 82.151527][ T5299] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 82.153261][ T5299] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 82.366327][ T5321] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.32 (5321) [ 82.439577][ T5321] ------------[ cut here ]------------ [ 82.440621][ T5321] WARNING: CPU: 0 PID: 5321 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 82.442503][ T5321] Modules linked in: [ 82.443172][ T5321] CPU: 0 PID: 5321 Comm: syz.0.32 Tainted: G W syzkaller #0 [ 82.444547][ T5321] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 82.446291][ T5321] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 82.447633][ T5321] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 82.448763][ T5321] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 82.449884][ T5321] sp : ffff800020e97540 [ 82.450546][ T5321] x29: ffff800020e97710 x28: ffff0000d63d59b0 x27: 1fffe0001b9d4d2a [ 82.451814][ T5321] x26: 1fffe0001ac7ab0b x25: ffff0000d63d5850 x24: dfff800000000000 [ 82.453209][ T5321] x23: ffff0000dcea6948 x22: 1fffe0001ac7ab0a x21: ffff0000d63d5858 [ 82.454488][ T5321] x20: 00000000ffffffe4 x19: ffff0000dae659d0 x18: 0000000000000001 [ 82.455831][ T5321] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 82.457235][ T5321] x14: 0000000000000001 x13: 1fffe000341f05ab x12: 0000000000ff0100 [ 82.458630][ T5321] x11: 0000000000000000 x10: 0000000000000000 x9 : 81c5b30fbb7c2a00 [ 82.460031][ T5321] x8 : 81c5b30fbb7c2a00 x7 : 0000000000000001 x6 : 0000000000000001 [ 82.461387][ T5321] x5 : ffff800020e96e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 82.462585][ T5321] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 82.463950][ T5321] Call trace: [ 82.464506][ T5321] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 82.465537][ T5321] __btrfs_end_transaction+0x13c/0x5f0 [ 82.466378][ T5321] btrfs_end_transaction+0x24/0x34 [ 82.467260][ T5321] btrfs_inc_block_group_ro+0x4ec/0x558 [ 82.468178][ T5321] btrfs_relocate_block_group+0x2b8/0x8a4 [ 82.469127][ T5321] btrfs_relocate_chunk+0xb8/0x280 [ 82.469979][ T5321] __btrfs_balance+0x112c/0x1b9c [ 82.470813][ T5321] btrfs_balance+0xac8/0x113c [ 82.471531][ T5321] btrfs_ioctl_balance+0x4cc/0x658 [ 82.472409][ T5321] btrfs_ioctl+0x20c/0xa8c [ 82.473121][ T5321] __arm64_sys_ioctl+0x14c/0x1c8 [ 82.473900][ T5321] invoke_syscall+0x98/0x2b0 [ 82.474644][ T5321] el0_svc_common+0x138/0x258 [ 82.475430][ T5321] do_el0_svc+0x58/0x13c [ 82.476165][ T5321] el0_svc+0x78/0x1d0 [ 82.476847][ T5321] el0t_64_sync_handler+0xcc/0xe4 [ 82.477738][ T5321] el0t_64_sync+0x1a0/0x1a4 [ 82.478505][ T5321] irq event stamp: 78884 [ 82.479174][ T5321] hardirqs last enabled at (78883): [] __up_console_sem+0xb4/0xfc [ 82.480778][ T5321] hardirqs last disabled at (78884): [] el1_dbg+0x24/0x80 [ 82.482272][ T5321] softirqs last enabled at (78552): [] local_bh_enable+0x10/0x34 [ 82.483679][ T5321] softirqs last disabled at (78550): [] local_bh_disable+0x10/0x34 [ 82.485237][ T5321] ---[ end trace ba0e6d33b1845af4 ]--- [ 82.496514][ T5321] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 82.498263][ T5321] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 82.753057][ T5343] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.33 (5343) [ 82.777139][ T5343] ------------[ cut here ]------------ [ 82.778124][ T5343] WARNING: CPU: 0 PID: 5343 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 82.780027][ T5343] Modules linked in: [ 82.780687][ T5343] CPU: 0 PID: 5343 Comm: syz.0.33 Tainted: G W syzkaller #0 [ 82.782185][ T5343] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 82.784018][ T5343] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 82.785335][ T5343] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 82.786375][ T5343] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 82.787500][ T5343] sp : ffff800020e97540 [ 82.788175][ T5343] x29: ffff800020e97710 x28: ffff0000dd4cb9b0 x27: 1fffe0001b9d4d6c [ 82.789526][ T5343] x26: 1fffe0001ba9970b x25: ffff0000dd4cb850 x24: dfff800000000000 [ 82.790906][ T5343] x23: ffff0000dcea6b58 x22: 1fffe0001ba9970a x21: ffff0000dd4cb858 [ 82.792305][ T5343] x20: 00000000ffffffe4 x19: ffff0000c922d9d0 x18: 0000000000000001 [ 82.793665][ T5343] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 82.795100][ T5343] x14: 0000000000000001 x13: 1fffe000341f05ab x12: 0000000000ff0100 [ 82.796534][ T5343] x11: 0000000000000000 x10: 0000000000000000 x9 : 79e98b7d1c37b000 [ 82.797854][ T5343] x8 : 79e98b7d1c37b000 x7 : 0000000000000001 x6 : 0000000000000001 [ 82.799221][ T5343] x5 : ffff800020e96e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 82.800595][ T5343] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 82.801915][ T5343] Call trace: [ 82.802456][ T5343] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 82.803554][ T5343] __btrfs_end_transaction+0x13c/0x5f0 [ 82.804483][ T5343] btrfs_end_transaction+0x24/0x34 [ 82.805359][ T5343] btrfs_inc_block_group_ro+0x4ec/0x558 [ 82.806276][ T5343] btrfs_relocate_block_group+0x2b8/0x8a4 [ 82.807247][ T5343] btrfs_relocate_chunk+0xb8/0x280 [ 82.808158][ T5343] __btrfs_balance+0x112c/0x1b9c [ 82.808989][ T5343] btrfs_balance+0xac8/0x113c [ 82.809738][ T5343] btrfs_ioctl_balance+0x4cc/0x658 [ 82.810545][ T5343] btrfs_ioctl+0x20c/0xa8c [ 82.811284][ T5343] __arm64_sys_ioctl+0x14c/0x1c8 [ 82.812124][ T5343] invoke_syscall+0x98/0x2b0 [ 82.812875][ T5343] el0_svc_common+0x138/0x258 [ 82.813600][ T5343] do_el0_svc+0x58/0x13c [ 82.814250][ T5343] el0_svc+0x78/0x1d0 [ 82.814858][ T5343] el0t_64_sync_handler+0xcc/0xe4 [ 82.815667][ T5343] el0t_64_sync+0x1a0/0x1a4 [ 82.816400][ T5343] irq event stamp: 79446 [ 82.817066][ T5343] hardirqs last enabled at (79445): [] __up_console_sem+0xb4/0xfc [ 82.818574][ T5343] hardirqs last disabled at (79446): [] el1_dbg+0x24/0x80 [ 82.819954][ T5343] softirqs last enabled at (79124): [] local_bh_enable+0x10/0x34 [ 82.821573][ T5343] softirqs last disabled at (79122): [] local_bh_disable+0x10/0x34 [ 82.823152][ T5343] ---[ end trace ba0e6d33b1845af5 ]--- [ 82.829214][ T5343] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 82.831034][ T5343] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left 1970/01/01 00:01:22 executed programs: 20 [ 82.967425][ T5365] set_capacity_and_notify: 8 callbacks suppressed [ 82.967435][ T5365] loop0: detected capacity change from 0 to 32768 [ 82.979054][ T5365] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.34 (5365) [ 82.992549][ T5365] btrfs_printk: 152 callbacks suppressed [ 82.992556][ T5365] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 82.996223][ T5365] BTRFS info (device loop0): force zlib compression, level 3 [ 82.997346][ T5365] BTRFS info (device loop0): force clearing of disk cache [ 83.003541][ T5365] BTRFS info (device loop0): setting nodatasum [ 83.004580][ T5365] BTRFS info (device loop0): allowing degraded mounts [ 83.005758][ T5365] BTRFS info (device loop0): enabling disk space caching [ 83.006965][ T5365] BTRFS info (device loop0): disk space caching is enabled [ 83.008205][ T5365] BTRFS info (device loop0): has skinny extents [ 83.016328][ T5365] BTRFS info (device loop0): clearing free space tree [ 83.017401][ T5365] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 83.019004][ T5365] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 83.024205][ T5365] BTRFS info (device loop0): balance: start -susage=7,drange=7..2048,limit=55834574849,limit=1..13 [ 83.027273][ T5365] ------------[ cut here ]------------ [ 83.028294][ T5365] WARNING: CPU: 0 PID: 5365 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 83.030151][ T5365] Modules linked in: [ 83.030823][ T5365] CPU: 0 PID: 5365 Comm: syz.0.34 Tainted: G W syzkaller #0 [ 83.032275][ T5365] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 83.033941][ T5365] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 83.035260][ T5365] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 83.036399][ T5365] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 83.037577][ T5365] sp : ffff8000211a7540 [ 83.038274][ T5365] x29: ffff8000211a7710 x28: ffff0000d6fa71b0 x27: 1fffe0001b9d4dae [ 83.039680][ T5365] x26: 1fffe0001adf4e0b x25: ffff0000d6fa7050 x24: dfff800000000000 [ 83.041119][ T5365] x23: ffff0000dcea6d68 x22: 1fffe0001adf4e0a x21: ffff0000d6fa7058 [ 83.042547][ T5365] x20: 00000000ffffffe4 x19: ffff0000dafe19d0 x18: 0000000000000001 [ 83.043988][ T5365] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 83.045330][ T5365] x14: 0000000000000001 x13: 1fffe000341f05ab x12: 0000000000ff0100 [ 83.046662][ T5365] x11: 0000000000000000 x10: 0000000000000000 x9 : 8991e1adb438c500 [ 83.048081][ T5365] x8 : 8991e1adb438c500 x7 : 0000000000000001 x6 : 0000000000000001 [ 83.049432][ T5365] x5 : ffff8000211a6e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 83.050844][ T5365] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 83.052192][ T5365] Call trace: [ 83.052773][ T5365] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 83.053892][ T5365] __btrfs_end_transaction+0x13c/0x5f0 [ 83.054774][ T5365] btrfs_end_transaction+0x24/0x34 [ 83.055655][ T5365] btrfs_inc_block_group_ro+0x4ec/0x558 [ 83.056637][ T5365] btrfs_relocate_block_group+0x2b8/0x8a4 [ 83.057537][ T5365] btrfs_relocate_chunk+0xb8/0x280 [ 83.058433][ T5365] __btrfs_balance+0x112c/0x1b9c [ 83.059235][ T5365] btrfs_balance+0xac8/0x113c [ 83.059974][ T5365] btrfs_ioctl_balance+0x4cc/0x658 [ 83.060907][ T5365] btrfs_ioctl+0x20c/0xa8c [ 83.061700][ T5365] __arm64_sys_ioctl+0x14c/0x1c8 [ 83.062548][ T5365] invoke_syscall+0x98/0x2b0 [ 83.063308][ T5365] el0_svc_common+0x138/0x258 [ 83.064194][ T5365] do_el0_svc+0x58/0x13c [ 83.064909][ T5365] el0_svc+0x78/0x1d0 [ 83.065601][ T5365] el0t_64_sync_handler+0xcc/0xe4 [ 83.066501][ T5365] el0t_64_sync+0x1a0/0x1a4 [ 83.067267][ T5365] irq event stamp: 80398 [ 83.068024][ T5365] hardirqs last enabled at (80397): [] __up_console_sem+0xb4/0xfc [ 83.069561][ T5365] hardirqs last disabled at (80398): [] el1_dbg+0x24/0x80 [ 83.071034][ T5365] softirqs last enabled at (80304): [] handle_softirqs+0xa40/0xbe4 [ 83.072591][ T5365] softirqs last disabled at (80271): [] __irq_exit_rcu+0x240/0x43c [ 83.074312][ T5365] ---[ end trace ba0e6d33b1845af6 ]--- [ 83.076402][ T5365] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 83.078159][ T5365] BTRFS info (device loop0): forced readonly [ 83.079104][ T5365] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 83.080958][ T5365] BTRFS info (device loop0): balance: ended with status: -30 [ 83.243162][ T5386] loop0: detected capacity change from 0 to 32768 [ 83.276615][ T5386] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.35 (5386) [ 83.280150][ T5386] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 83.281689][ T5386] BTRFS info (device loop0): force zlib compression, level 3 [ 83.283014][ T5386] BTRFS info (device loop0): force clearing of disk cache [ 83.284261][ T5386] BTRFS info (device loop0): setting nodatasum [ 83.285637][ T5386] BTRFS info (device loop0): allowing degraded mounts [ 83.286613][ T5386] BTRFS info (device loop0): enabling disk space caching [ 83.287775][ T5386] BTRFS info (device loop0): disk space caching is enabled [ 83.288957][ T5386] BTRFS info (device loop0): has skinny extents [ 83.296572][ T5386] BTRFS info (device loop0): clearing free space tree [ 83.297696][ T5386] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 83.299519][ T5386] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 83.305615][ T5386] BTRFS info (device loop0): balance: start -susage=7,drange=7..2048,limit=55834574849,limit=1..13 [ 83.307672][ T5386] ------------[ cut here ]------------ [ 83.308655][ T5386] WARNING: CPU: 0 PID: 5386 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 83.310540][ T5386] Modules linked in: [ 83.311189][ T5386] CPU: 0 PID: 5386 Comm: syz.0.35 Tainted: G W syzkaller #0 [ 83.312636][ T5386] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 83.314434][ T5386] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 83.315703][ T5386] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 83.316878][ T5386] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 83.317993][ T5386] sp : ffff8000212c7540 [ 83.318773][ T5386] x29: ffff8000212c7710 x28: ffff0000cd0921b0 x27: 1fffe0001b9d4df0 [ 83.320185][ T5386] x26: 1fffe00019a1240b x25: ffff0000cd092050 x24: dfff800000000000 [ 83.321556][ T5386] x23: ffff0000dcea6f78 x22: 1fffe00019a1240a x21: ffff0000cd092058 [ 83.322941][ T5386] x20: 00000000ffffffe4 x19: ffff0000c19999d0 x18: 0000000000000001 [ 83.324275][ T5386] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 83.325646][ T5386] x14: 0000000000000001 x13: 1fffe000341f05ab x12: 0000000000ff0100 [ 83.327060][ T5386] x11: 0000000000000000 x10: 0000000000000000 x9 : 20076d0b6f989100 [ 83.328407][ T5386] x8 : 20076d0b6f989100 x7 : 0000000000000001 x6 : 0000000000000001 [ 83.329711][ T5386] x5 : ffff8000212c6e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 83.331120][ T5386] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 83.332534][ T5386] Call trace: [ 83.333110][ T5386] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 83.334247][ T5386] __btrfs_end_transaction+0x13c/0x5f0 [ 83.335162][ T5386] btrfs_end_transaction+0x24/0x34 [ 83.336064][ T5386] btrfs_inc_block_group_ro+0x4ec/0x558 [ 83.336951][ T5386] btrfs_relocate_block_group+0x2b8/0x8a4 [ 83.337948][ T5386] btrfs_relocate_chunk+0xb8/0x280 [ 83.338767][ T5386] __btrfs_balance+0x112c/0x1b9c [ 83.339615][ T5386] btrfs_balance+0xac8/0x113c [ 83.340424][ T5386] btrfs_ioctl_balance+0x4cc/0x658 [ 83.341305][ T5386] btrfs_ioctl+0x20c/0xa8c [ 83.342045][ T5386] __arm64_sys_ioctl+0x14c/0x1c8 [ 83.342872][ T5386] invoke_syscall+0x98/0x2b0 [ 83.343670][ T5386] el0_svc_common+0x138/0x258 [ 83.344459][ T5386] do_el0_svc+0x58/0x13c [ 83.345171][ T5386] el0_svc+0x78/0x1d0 [ 83.345846][ T5386] el0t_64_sync_handler+0xcc/0xe4 [ 83.346721][ T5386] el0t_64_sync+0x1a0/0x1a4 [ 83.347508][ T5386] irq event stamp: 79472 [ 83.348157][ T5386] hardirqs last enabled at (79471): [] __up_console_sem+0xb4/0xfc [ 83.349798][ T5386] hardirqs last disabled at (79472): [] el1_dbg+0x24/0x80 [ 83.351247][ T5386] softirqs last enabled at (79262): [] handle_softirqs+0xa40/0xbe4 [ 83.352858][ T5386] softirqs last disabled at (79153): [] __irq_exit_rcu+0x240/0x43c [ 83.354405][ T5386] ---[ end trace ba0e6d33b1845af7 ]--- [ 83.356600][ T5386] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 83.358249][ T5386] BTRFS info (device loop0): forced readonly [ 83.359267][ T5386] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 83.361213][ T5386] BTRFS info (device loop0): balance: ended with status: -30 [ 83.494385][ T5408] loop0: detected capacity change from 0 to 32768 [ 83.567293][ T5408] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.36 (5408) [ 83.570550][ T5408] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 83.571927][ T5408] BTRFS info (device loop0): force zlib compression, level 3 [ 83.573120][ T5408] BTRFS info (device loop0): force clearing of disk cache [ 83.574304][ T5408] BTRFS info (device loop0): setting nodatasum [ 83.575477][ T5408] BTRFS info (device loop0): allowing degraded mounts [ 83.576589][ T5408] BTRFS info (device loop0): enabling disk space caching [ 83.577923][ T5408] BTRFS info (device loop0): disk space caching is enabled [ 83.579177][ T5408] BTRFS info (device loop0): has skinny extents [ 83.586841][ T5408] BTRFS info (device loop0): clearing free space tree [ 83.587843][ T5408] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 83.589384][ T5408] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 83.594061][ T5408] BTRFS info (device loop0): balance: start -susage=7,drange=7..2048,limit=55834574849,limit=1..13 [ 83.596180][ T5408] ------------[ cut here ]------------ [ 83.597116][ T5408] WARNING: CPU: 1 PID: 5408 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 83.598880][ T5408] Modules linked in: [ 83.599486][ T5408] CPU: 1 PID: 5408 Comm: syz.0.36 Tainted: G W syzkaller #0 [ 83.600960][ T5408] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 83.602708][ T5408] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 83.604079][ T5408] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 83.605201][ T5408] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 83.606309][ T5408] sp : ffff800020e87540 [ 83.607039][ T5408] x29: ffff800020e87710 x28: ffff0000d767d9b0 x27: 1fffe0001b9eff14 [ 83.608306][ T5408] x26: 1fffe0001aecfb0b x25: ffff0000d767d850 x24: dfff800000000000 [ 83.609694][ T5408] x23: ffff0000dcf7f898 x22: 1fffe0001aecfb0a x21: ffff0000d767d858 [ 83.611060][ T5408] x20: 00000000ffffffe4 x19: ffff0000eda999d0 x18: 0000000000000001 [ 83.612369][ T5408] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 83.613717][ T5408] x14: 0000000000000001 x13: 1fffe000341f47ab x12: 0000000000ff0100 [ 83.614974][ T5408] x11: 0000000000000000 x10: 0000000000000000 x9 : 083632666485be00 [ 83.616312][ T5408] x8 : 083632666485be00 x7 : 0000000000000001 x6 : 0000000000000001 [ 83.617668][ T5408] x5 : ffff800020e86e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 83.619008][ T5408] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 83.620327][ T5408] Call trace: [ 83.620891][ T5408] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 83.621970][ T5408] __btrfs_end_transaction+0x13c/0x5f0 [ 83.622887][ T5408] btrfs_end_transaction+0x24/0x34 [ 83.623718][ T5408] btrfs_inc_block_group_ro+0x4ec/0x558 [ 83.624647][ T5408] btrfs_relocate_block_group+0x2b8/0x8a4 [ 83.625528][ T5408] btrfs_relocate_chunk+0xb8/0x280 [ 83.626366][ T5408] __btrfs_balance+0x112c/0x1b9c [ 83.627180][ T5408] btrfs_balance+0xac8/0x113c [ 83.627945][ T5408] btrfs_ioctl_balance+0x4cc/0x658 [ 83.628777][ T5408] btrfs_ioctl+0x20c/0xa8c [ 83.629533][ T5408] __arm64_sys_ioctl+0x14c/0x1c8 [ 83.630381][ T5408] invoke_syscall+0x98/0x2b0 [ 83.631189][ T5408] el0_svc_common+0x138/0x258 [ 83.631978][ T5408] do_el0_svc+0x58/0x13c [ 83.632744][ T5408] el0_svc+0x78/0x1d0 [ 83.633389][ T5408] el0t_64_sync_handler+0xcc/0xe4 [ 83.634229][ T5408] el0t_64_sync+0x1a0/0x1a4 [ 83.634958][ T5408] irq event stamp: 79678 [ 83.635664][ T5408] hardirqs last enabled at (79677): [] __up_console_sem+0xb4/0xfc [ 83.637289][ T5408] hardirqs last disabled at (79678): [] el1_dbg+0x24/0x80 [ 83.638743][ T5408] softirqs last enabled at (79582): [] handle_softirqs+0xa40/0xbe4 [ 83.640317][ T5408] softirqs last disabled at (79537): [] __irq_exit_rcu+0x240/0x43c [ 83.641886][ T5408] ---[ end trace ba0e6d33b1845af8 ]--- [ 83.643914][ T5408] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 83.645776][ T5408] BTRFS info (device loop0): forced readonly [ 83.646759][ T5408] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 83.648538][ T5408] BTRFS info (device loop0): balance: ended with status: -30 [ 83.780244][ T5430] loop0: detected capacity change from 0 to 32768 [ 83.816468][ T5430] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.37 (5430) [ 83.821253][ T5430] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 83.822757][ T5430] BTRFS info (device loop0): force zlib compression, level 3 [ 83.824063][ T5430] BTRFS info (device loop0): force clearing of disk cache [ 83.825323][ T5430] BTRFS info (device loop0): setting nodatasum [ 83.826287][ T5430] BTRFS info (device loop0): allowing degraded mounts [ 83.827467][ T5430] BTRFS info (device loop0): enabling disk space caching [ 83.828671][ T5430] BTRFS info (device loop0): disk space caching is enabled [ 83.829891][ T5430] BTRFS info (device loop0): has skinny extents [ 83.837850][ T5430] BTRFS info (device loop0): clearing free space tree [ 83.838965][ T5430] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 83.840586][ T5430] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 83.845884][ T5430] BTRFS info (device loop0): balance: start -susage=7,drange=7..2048,limit=55834574849,limit=1..13 [ 83.847905][ T5430] ------------[ cut here ]------------ [ 83.848906][ T5430] WARNING: CPU: 1 PID: 5430 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 83.850665][ T5430] Modules linked in: [ 83.851287][ T5430] CPU: 1 PID: 5430 Comm: syz.0.37 Tainted: G W syzkaller #0 [ 83.852607][ T5430] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 83.854225][ T5430] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 83.855566][ T5430] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 83.856668][ T5430] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 83.857775][ T5430] sp : ffff800021347540 [ 83.858482][ T5430] x29: ffff800021347710 x28: ffff0000d9aa61b0 x27: 1fffe0001b9eff56 [ 83.859890][ T5430] x26: 1fffe0001b354c0b x25: ffff0000d9aa6050 x24: dfff800000000000 [ 83.861251][ T5430] x23: ffff0000dcf7faa8 x22: 1fffe0001b354c0a x21: ffff0000d9aa6058 [ 83.862624][ T5430] x20: 00000000ffffffe4 x19: ffff0000eb5219d0 x18: 0000000000000001 [ 83.863960][ T5430] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 83.865373][ T5430] x14: 0000000000000001 x13: 1fffe000341f47ab x12: 0000000000ff0100 [ 83.866680][ T5430] x11: 0000000000000000 x10: 0000000000000000 x9 : 91da4bbe3617f000 [ 83.868005][ T5430] x8 : 91da4bbe3617f000 x7 : 0000000000000001 x6 : 0000000000000001 [ 83.869353][ T5430] x5 : ffff800021346e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 83.870651][ T5430] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 83.871973][ T5430] Call trace: [ 83.872458][ T5430] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 83.873437][ T5430] __btrfs_end_transaction+0x13c/0x5f0 [ 83.874279][ T5430] btrfs_end_transaction+0x24/0x34 [ 83.875068][ T5430] btrfs_inc_block_group_ro+0x4ec/0x558 [ 83.876033][ T5430] btrfs_relocate_block_group+0x2b8/0x8a4 [ 83.876964][ T5430] btrfs_relocate_chunk+0xb8/0x280 [ 83.877815][ T5430] __btrfs_balance+0x112c/0x1b9c [ 83.878608][ T5430] btrfs_balance+0xac8/0x113c [ 83.879385][ T5430] btrfs_ioctl_balance+0x4cc/0x658 [ 83.880250][ T5430] btrfs_ioctl+0x20c/0xa8c [ 83.881020][ T5430] __arm64_sys_ioctl+0x14c/0x1c8 [ 83.881840][ T5430] invoke_syscall+0x98/0x2b0 [ 83.882647][ T5430] el0_svc_common+0x138/0x258 [ 83.883432][ T5430] do_el0_svc+0x58/0x13c [ 83.884120][ T5430] el0_svc+0x78/0x1d0 [ 83.884745][ T5430] el0t_64_sync_handler+0xcc/0xe4 [ 83.885613][ T5430] el0t_64_sync+0x1a0/0x1a4 [ 83.886367][ T5430] irq event stamp: 79730 [ 83.887065][ T5430] hardirqs last enabled at (79729): [] __up_console_sem+0xb4/0xfc [ 83.888675][ T5430] hardirqs last disabled at (79730): [] el1_dbg+0x24/0x80 [ 83.890153][ T5430] softirqs last enabled at (79394): [] local_bh_enable+0x10/0x34 [ 83.891695][ T5430] softirqs last disabled at (79392): [] local_bh_disable+0x10/0x34 [ 83.893338][ T5430] ---[ end trace ba0e6d33b1845af9 ]--- [ 83.896642][ T5430] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 83.898421][ T5430] BTRFS info (device loop0): forced readonly [ 83.899512][ T5430] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 83.901454][ T5430] BTRFS info (device loop0): balance: ended with status: -30 [ 84.093950][ T5452] loop0: detected capacity change from 0 to 32768 [ 84.145625][ T5452] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.38 (5452) [ 84.148729][ T5452] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 84.150187][ T5452] BTRFS info (device loop0): force zlib compression, level 3 [ 84.151362][ T5452] BTRFS info (device loop0): force clearing of disk cache [ 84.152509][ T5452] BTRFS info (device loop0): setting nodatasum [ 84.153540][ T5452] BTRFS info (device loop0): allowing degraded mounts [ 84.154711][ T5452] BTRFS info (device loop0): enabling disk space caching [ 84.155831][ T5452] BTRFS info (device loop0): disk space caching is enabled [ 84.157005][ T5452] BTRFS info (device loop0): has skinny extents [ 84.170165][ T5452] BTRFS info (device loop0): clearing free space tree [ 84.171256][ T5452] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 84.172887][ T5452] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 84.178132][ T5452] BTRFS info (device loop0): balance: start -susage=7,drange=7..2048,limit=55834574849,limit=1..13 [ 84.180140][ T5452] ------------[ cut here ]------------ [ 84.181138][ T5452] WARNING: CPU: 1 PID: 5452 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 84.183048][ T5452] Modules linked in: [ 84.183674][ T5452] CPU: 1 PID: 5452 Comm: syz.0.38 Tainted: G W syzkaller #0 [ 84.185134][ T5452] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 84.186928][ T5452] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 84.188277][ T5452] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 84.189392][ T5452] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 84.190522][ T5452] sp : ffff8000213c7540 [ 84.191282][ T5452] x29: ffff8000213c7710 x28: ffff0000dbcbc1b0 x27: 1fffe0001b9eff98 [ 84.192608][ T5452] x26: 1fffe0001b79780b x25: ffff0000dbcbc050 x24: dfff800000000000 [ 84.193956][ T5452] x23: ffff0000dcf7fcb8 x22: 1fffe0001b79780a x21: ffff0000dbcbc058 [ 84.195226][ T5452] x20: 00000000ffffffe4 x19: ffff0000eb3259d0 x18: 0000000000000001 [ 84.196585][ T5452] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 84.197935][ T5452] x14: 0000000000000001 x13: 1fffe000341f47ab x12: 0000000000ff0100 [ 84.199332][ T5452] x11: 0000000000000000 x10: 0000000000000000 x9 : cf02d43937e98600 [ 84.200665][ T5452] x8 : cf02d43937e98600 x7 : 0000000000000001 x6 : 0000000000000001 [ 84.201973][ T5452] x5 : ffff8000213c6e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 84.203270][ T5452] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 84.204673][ T5452] Call trace: [ 84.205227][ T5452] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 84.206357][ T5452] __btrfs_end_transaction+0x13c/0x5f0 [ 84.207303][ T5452] btrfs_end_transaction+0x24/0x34 [ 84.208156][ T5452] btrfs_inc_block_group_ro+0x4ec/0x558 [ 84.209113][ T5452] btrfs_relocate_block_group+0x2b8/0x8a4 [ 84.210067][ T5452] btrfs_relocate_chunk+0xb8/0x280 [ 84.210981][ T5452] __btrfs_balance+0x112c/0x1b9c [ 84.211843][ T5452] btrfs_balance+0xac8/0x113c [ 84.212700][ T5452] btrfs_ioctl_balance+0x4cc/0x658 [ 84.213582][ T5452] btrfs_ioctl+0x20c/0xa8c [ 84.214391][ T5452] __arm64_sys_ioctl+0x14c/0x1c8 [ 84.215221][ T5452] invoke_syscall+0x98/0x2b0 [ 84.215981][ T5452] el0_svc_common+0x138/0x258 [ 84.216771][ T5452] do_el0_svc+0x58/0x13c [ 84.217483][ T5452] el0_svc+0x78/0x1d0 [ 84.218152][ T5452] el0t_64_sync_handler+0xcc/0xe4 [ 84.218938][ T5452] el0t_64_sync+0x1a0/0x1a4 [ 84.219676][ T5452] irq event stamp: 79078 [ 84.220370][ T5452] hardirqs last enabled at (79077): [] __up_console_sem+0xb4/0xfc [ 84.221998][ T5452] hardirqs last disabled at (79078): [] el1_dbg+0x24/0x80 [ 84.223482][ T5452] softirqs last enabled at (78638): [] local_bh_enable+0x10/0x34 [ 84.225066][ T5452] softirqs last disabled at (78636): [] local_bh_disable+0x10/0x34 [ 84.226658][ T5452] ---[ end trace ba0e6d33b1845afa ]--- [ 84.228690][ T5452] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 84.230326][ T5452] BTRFS info (device loop0): forced readonly [ 84.231347][ T5452] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 84.233206][ T5452] BTRFS info (device loop0): balance: ended with status: -30 [ 84.411327][ T5474] loop0: detected capacity change from 0 to 32768 [ 84.446876][ T5474] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.39 (5474) [ 84.449937][ T5474] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 84.451485][ T5474] BTRFS info (device loop0): force zlib compression, level 3 [ 84.452802][ T5474] BTRFS info (device loop0): force clearing of disk cache [ 84.454057][ T5474] BTRFS info (device loop0): setting nodatasum [ 84.455526][ T5474] BTRFS info (device loop0): allowing degraded mounts [ 84.456566][ T5474] BTRFS info (device loop0): enabling disk space caching [ 84.457783][ T5474] BTRFS info (device loop0): disk space caching is enabled [ 84.459083][ T5474] BTRFS info (device loop0): has skinny extents [ 84.467244][ T5474] BTRFS info (device loop0): clearing free space tree [ 84.468366][ T5474] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 84.469914][ T5474] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 84.474996][ T5474] BTRFS info (device loop0): balance: start -susage=7,drange=7..2048,limit=55834574849,limit=1..13 [ 84.476893][ T5474] ------------[ cut here ]------------ [ 84.477836][ T5474] WARNING: CPU: 1 PID: 5474 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 84.479454][ T5474] Modules linked in: [ 84.480048][ T5474] CPU: 1 PID: 5474 Comm: syz.0.39 Tainted: G W syzkaller #0 [ 84.481347][ T5474] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 84.482850][ T5474] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 84.483992][ T5474] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 84.484945][ T5474] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 84.485963][ T5474] sp : ffff800021757540 [ 84.486535][ T5474] x29: ffff800021757710 x28: ffff0000cb5e71b0 x27: 1fffe0001b9effda [ 84.487753][ T5474] x26: 1fffe000196bce0b x25: ffff0000cb5e7050 x24: dfff800000000000 [ 84.489124][ T5474] x23: ffff0000dcf7fec8 x22: 1fffe000196bce0a x21: ffff0000cb5e7058 [ 84.490454][ T5474] x20: 00000000ffffffe4 x19: ffff0000d02dd9d0 x18: 0000000000000001 [ 84.491725][ T5474] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 84.493151][ T5474] x14: 0000000000000001 x13: 1fffe000341f47ab x12: 0000000000ff0100 [ 84.494439][ T5474] x11: 0000000000000000 x10: 0000000000000000 x9 : 7249549d3042de00 [ 84.495806][ T5474] x8 : 7249549d3042de00 x7 : 0000000000000001 x6 : 0000000000000001 [ 84.497191][ T5474] x5 : ffff800021756e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 84.498460][ T5474] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 84.499811][ T5474] Call trace: [ 84.500351][ T5474] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 84.501430][ T5474] __btrfs_end_transaction+0x13c/0x5f0 [ 84.502368][ T5474] btrfs_end_transaction+0x24/0x34 [ 84.503230][ T5474] btrfs_inc_block_group_ro+0x4ec/0x558 [ 84.504156][ T5474] btrfs_relocate_block_group+0x2b8/0x8a4 [ 84.505195][ T5474] btrfs_relocate_chunk+0xb8/0x280 [ 84.506077][ T5474] __btrfs_balance+0x112c/0x1b9c [ 84.506927][ T5474] btrfs_balance+0xac8/0x113c [ 84.507746][ T5474] btrfs_ioctl_balance+0x4cc/0x658 [ 84.508601][ T5474] btrfs_ioctl+0x20c/0xa8c [ 84.509348][ T5474] __arm64_sys_ioctl+0x14c/0x1c8 [ 84.510174][ T5474] invoke_syscall+0x98/0x2b0 [ 84.510948][ T5474] el0_svc_common+0x138/0x258 [ 84.511796][ T5474] do_el0_svc+0x58/0x13c [ 84.512577][ T5474] el0_svc+0x78/0x1d0 [ 84.513225][ T5474] el0t_64_sync_handler+0xcc/0xe4 [ 84.514111][ T5474] el0t_64_sync+0x1a0/0x1a4 [ 84.514888][ T5474] irq event stamp: 78976 [ 84.515629][ T5474] hardirqs last enabled at (78975): [] __up_console_sem+0xb4/0xfc [ 84.517317][ T5474] hardirqs last disabled at (78976): [] el1_dbg+0x24/0x80 [ 84.518848][ T5474] softirqs last enabled at (78840): [] handle_softirqs+0xa40/0xbe4 [ 84.520585][ T5474] softirqs last disabled at (78833): [] __irq_exit_rcu+0x240/0x43c [ 84.522219][ T5474] ---[ end trace ba0e6d33b1845afb ]--- [ 84.524199][ T5474] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 84.526260][ T5474] BTRFS info (device loop0): forced readonly [ 84.527267][ T5474] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 84.529204][ T5474] BTRFS info (device loop0): balance: ended with status: -30 [ 84.660514][ T5496] loop0: detected capacity change from 0 to 32768 [ 84.695606][ T5496] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.40 (5496) [ 84.746880][ T5496] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 84.748597][ T5496] BTRFS info (device loop0): force zlib compression, level 3 [ 84.749848][ T5496] BTRFS info (device loop0): force clearing of disk cache [ 84.751122][ T5496] BTRFS info (device loop0): setting nodatasum [ 84.752125][ T5496] BTRFS info (device loop0): allowing degraded mounts [ 84.753292][ T5496] BTRFS info (device loop0): enabling disk space caching [ 84.754641][ T5496] BTRFS info (device loop0): disk space caching is enabled [ 84.756030][ T5496] BTRFS info (device loop0): has skinny extents [ 84.775251][ T5496] BTRFS info (device loop0): clearing free space tree [ 84.776381][ T5496] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 84.778117][ T5496] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 84.782808][ T5496] BTRFS info (device loop0): balance: start -susage=7,drange=7..2048,limit=55834574849,limit=1..13 [ 84.785736][ T5496] ------------[ cut here ]------------ [ 84.786704][ T5496] WARNING: CPU: 0 PID: 5496 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 84.788592][ T5496] Modules linked in: [ 84.789211][ T5496] CPU: 0 PID: 5496 Comm: syz.0.40 Tainted: G W syzkaller #0 [ 84.790507][ T5496] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 84.792189][ T5496] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 84.793465][ T5496] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 84.794590][ T5496] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 84.795771][ T5496] sp : ffff800021c07540 [ 84.796440][ T5496] x29: ffff800021c07710 x28: ffff0000c988b9b0 x27: 1fffe0001b9c7422 [ 84.797823][ T5496] x26: 1fffe0001931170b x25: ffff0000c988b850 x24: dfff800000000000 [ 84.799203][ T5496] x23: ffff0000dce3a108 x22: 1fffe0001931170a x21: ffff0000c988b858 [ 84.800554][ T5496] x20: 00000000ffffffe4 x19: ffff0000c83819d0 x18: 0000000000000001 [ 84.801939][ T5496] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 84.803307][ T5496] x14: 0000000000000001 x13: 1fffe000341f05ab x12: 0000000000ff0100 [ 84.804674][ T5496] x11: 0000000000000000 x10: 0000000000000000 x9 : 5c557d0e1178f200 [ 84.806015][ T5496] x8 : 5c557d0e1178f200 x7 : 0000000000000001 x6 : 0000000000000001 [ 84.807379][ T5496] x5 : ffff800021c06e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 84.808673][ T5496] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 84.809931][ T5496] Call trace: [ 84.810479][ T5496] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 84.811555][ T5496] __btrfs_end_transaction+0x13c/0x5f0 [ 84.812538][ T5496] btrfs_end_transaction+0x24/0x34 [ 84.813352][ T5496] btrfs_inc_block_group_ro+0x4ec/0x558 [ 84.814306][ T5496] btrfs_relocate_block_group+0x2b8/0x8a4 [ 84.815290][ T5496] btrfs_relocate_chunk+0xb8/0x280 [ 84.816172][ T5496] __btrfs_balance+0x112c/0x1b9c [ 84.817012][ T5496] btrfs_balance+0xac8/0x113c [ 84.817831][ T5496] btrfs_ioctl_balance+0x4cc/0x658 [ 84.818683][ T5496] btrfs_ioctl+0x20c/0xa8c [ 84.819483][ T5496] __arm64_sys_ioctl+0x14c/0x1c8 [ 84.820315][ T5496] invoke_syscall+0x98/0x2b0 [ 84.821014][ T5496] el0_svc_common+0x138/0x258 [ 84.821764][ T5496] do_el0_svc+0x58/0x13c [ 84.822508][ T5496] el0_svc+0x78/0x1d0 [ 84.823187][ T5496] el0t_64_sync_handler+0xcc/0xe4 [ 84.823994][ T5496] el0t_64_sync+0x1a0/0x1a4 [ 84.824707][ T5496] irq event stamp: 79730 [ 84.825352][ T5496] hardirqs last enabled at (79729): [] __up_console_sem+0xb4/0xfc [ 84.827005][ T5496] hardirqs last disabled at (79730): [] el1_dbg+0x24/0x80 [ 84.828494][ T5496] softirqs last enabled at (79640): [] handle_softirqs+0xa40/0xbe4 [ 84.830038][ T5496] softirqs last disabled at (79607): [] __irq_exit_rcu+0x240/0x43c [ 84.831614][ T5496] ---[ end trace ba0e6d33b1845afc ]--- [ 84.833459][ T5496] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 84.835299][ T5496] BTRFS info (device loop0): forced readonly [ 84.836461][ T5496] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 84.838334][ T5496] BTRFS info (device loop0): balance: ended with status: -30 [ 84.967140][ T5518] loop0: detected capacity change from 0 to 32768 [ 85.007587][ T5518] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.41 (5518) [ 85.010800][ T5518] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 85.012220][ T5518] BTRFS info (device loop0): force zlib compression, level 3 [ 85.025423][ T5518] ------------[ cut here ]------------ [ 85.026359][ T5518] WARNING: CPU: 1 PID: 5518 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 85.028111][ T5518] Modules linked in: [ 85.028670][ T5518] CPU: 1 PID: 5518 Comm: syz.0.41 Tainted: G W syzkaller #0 [ 85.030128][ T5518] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 85.031904][ T5518] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 85.033335][ T5518] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 85.034465][ T5518] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 85.035566][ T5518] sp : ffff800021747540 [ 85.036268][ T5518] x29: ffff800021747710 x28: ffff0000ccf3e9b0 x27: 1fffe0001b9efefe [ 85.037629][ T5518] x26: 1fffe000199e7d0b x25: ffff0000ccf3e850 x24: dfff800000000000 [ 85.038882][ T5518] x23: ffff0000dcf7f7e8 x22: 1fffe000199e7d0a x21: ffff0000ccf3e858 [ 85.040307][ T5518] x20: 00000000ffffffe4 x19: ffff0000e785d9d0 x18: 0000000000000001 [ 85.041709][ T5518] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 85.043087][ T5518] x14: 0000000000000001 x13: 1fffe000341f47ab x12: 0000000000ff0100 [ 85.044481][ T5518] x11: 0000000000000000 x10: 0000000000000000 x9 : b3780fb30f278e00 [ 85.045893][ T5518] x8 : b3780fb30f278e00 x7 : 0000000000000001 x6 : 0000000000000001 [ 85.047328][ T5518] x5 : ffff800021746e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 85.048648][ T5518] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 85.050077][ T5518] Call trace: [ 85.050624][ T5518] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 85.051713][ T5518] __btrfs_end_transaction+0x13c/0x5f0 [ 85.052585][ T5518] btrfs_end_transaction+0x24/0x34 [ 85.053468][ T5518] btrfs_inc_block_group_ro+0x4ec/0x558 [ 85.054418][ T5518] btrfs_relocate_block_group+0x2b8/0x8a4 [ 85.055372][ T5518] btrfs_relocate_chunk+0xb8/0x280 [ 85.056186][ T5518] __btrfs_balance+0x112c/0x1b9c [ 85.057021][ T5518] btrfs_balance+0xac8/0x113c [ 85.057813][ T5518] btrfs_ioctl_balance+0x4cc/0x658 [ 85.058643][ T5518] btrfs_ioctl+0x20c/0xa8c [ 85.059392][ T5518] __arm64_sys_ioctl+0x14c/0x1c8 [ 85.060199][ T5518] invoke_syscall+0x98/0x2b0 [ 85.060892][ T5518] el0_svc_common+0x138/0x258 [ 85.061524][ T5518] do_el0_svc+0x58/0x13c [ 85.062107][ T5518] el0_svc+0x78/0x1d0 [ 85.062652][ T5518] el0t_64_sync_handler+0xcc/0xe4 [ 85.063482][ T5518] el0t_64_sync+0x1a0/0x1a4 [ 85.064284][ T5518] irq event stamp: 79668 [ 85.064939][ T5518] hardirqs last enabled at (79667): [] __up_console_sem+0xb4/0xfc [ 85.066598][ T5518] hardirqs last disabled at (79668): [] el1_dbg+0x24/0x80 [ 85.068041][ T5518] softirqs last enabled at (79512): [] handle_softirqs+0xa40/0xbe4 [ 85.069650][ T5518] softirqs last disabled at (79493): [] __irq_exit_rcu+0x240/0x43c [ 85.071201][ T5518] ---[ end trace ba0e6d33b1845afd ]--- [ 85.073053][ T5518] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 85.074721][ T5518] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 85.212493][ T5540] loop0: detected capacity change from 0 to 32768 [ 85.255599][ T5540] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.42 (5540) [ 85.311125][ T5540] ------------[ cut here ]------------ [ 85.312129][ T5540] WARNING: CPU: 0 PID: 5540 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 85.314079][ T5540] Modules linked in: [ 85.314810][ T5540] CPU: 0 PID: 5540 Comm: syz.0.42 Tainted: G W syzkaller #0 [ 85.316319][ T5540] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 85.318089][ T5540] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 85.319418][ T5540] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 85.320612][ T5540] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 85.321809][ T5540] sp : ffff800021347540 [ 85.322532][ T5540] x29: ffff800021347710 x28: ffff0000d7fc91b0 x27: 1fffe0001b9c7464 [ 85.323922][ T5540] x26: 1fffe0001aff920b x25: ffff0000d7fc9050 x24: dfff800000000000 [ 85.325279][ T5540] x23: ffff0000dce3a318 x22: 1fffe0001aff920a x21: ffff0000d7fc9058 [ 85.326631][ T5540] x20: 00000000ffffffe4 x19: ffff0000d76ad9d0 x18: 0000000000000001 [ 85.328006][ T5540] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 85.329376][ T5540] x14: 0000000000000001 x13: 1fffe000341f05ab x12: 0000000000ff0100 [ 85.330776][ T5540] x11: 0000000000000000 x10: 0000000000000000 x9 : e8320eeeddf16100 [ 85.332220][ T5540] x8 : e8320eeeddf16100 x7 : 0000000000000001 x6 : 0000000000000001 [ 85.333640][ T5540] x5 : ffff800021346e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 85.335063][ T5540] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 85.336391][ T5540] Call trace: [ 85.336941][ T5540] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 85.338075][ T5540] __btrfs_end_transaction+0x13c/0x5f0 [ 85.338994][ T5540] btrfs_end_transaction+0x24/0x34 [ 85.339842][ T5540] btrfs_inc_block_group_ro+0x4ec/0x558 [ 85.340872][ T5540] btrfs_relocate_block_group+0x2b8/0x8a4 [ 85.341874][ T5540] btrfs_relocate_chunk+0xb8/0x280 [ 85.342678][ T5540] __btrfs_balance+0x112c/0x1b9c [ 85.343484][ T5540] btrfs_balance+0xac8/0x113c [ 85.344320][ T5540] btrfs_ioctl_balance+0x4cc/0x658 [ 85.345192][ T5540] btrfs_ioctl+0x20c/0xa8c [ 85.345976][ T5540] __arm64_sys_ioctl+0x14c/0x1c8 [ 85.346838][ T5540] invoke_syscall+0x98/0x2b0 [ 85.347681][ T5540] el0_svc_common+0x138/0x258 [ 85.348428][ T5540] do_el0_svc+0x58/0x13c [ 85.349142][ T5540] el0_svc+0x78/0x1d0 [ 85.349828][ T5540] el0t_64_sync_handler+0xcc/0xe4 [ 85.350686][ T5540] el0t_64_sync+0x1a0/0x1a4 [ 85.351494][ T5540] irq event stamp: 79738 [ 85.352202][ T5540] hardirqs last enabled at (79737): [] __up_console_sem+0xb4/0xfc [ 85.353764][ T5540] hardirqs last disabled at (79738): [] el1_dbg+0x24/0x80 [ 85.355222][ T5540] softirqs last enabled at (79012): [] local_bh_enable+0x10/0x34 [ 85.356820][ T5540] softirqs last disabled at (79010): [] local_bh_disable+0x10/0x34 [ 85.358419][ T5540] ---[ end trace ba0e6d33b1845afe ]--- [ 85.360352][ T5540] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 85.362159][ T5540] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 85.497461][ T5562] loop0: detected capacity change from 0 to 32768 [ 85.545655][ T5562] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.43 (5562) [ 85.622202][ T5562] ------------[ cut here ]------------ [ 85.623195][ T5562] WARNING: CPU: 1 PID: 5562 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 85.625018][ T5562] Modules linked in: [ 85.625712][ T5562] CPU: 1 PID: 5562 Comm: syz.0.43 Tainted: G W syzkaller #0 [ 85.627167][ T5562] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 85.628739][ T5562] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 85.630091][ T5562] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 85.631217][ T5562] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 85.632282][ T5562] sp : ffff800021347540 [ 85.633003][ T5562] x29: ffff800021347710 x28: ffff0000ecea81b0 x27: 1fffe0001b9efff0 [ 85.634407][ T5562] x26: 1fffe0001d9d500b x25: ffff0000ecea8050 x24: dfff800000000000 [ 85.635764][ T5562] x23: ffff0000dcf7ff78 x22: 1fffe0001d9d500a x21: ffff0000ecea8058 [ 85.637114][ T5562] x20: 00000000ffffffe4 x19: ffff0000ed6ad9d0 x18: 0000000000000001 [ 85.638463][ T5562] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 85.639848][ T5562] x14: 0000000000000001 x13: 1fffe000341f47ab x12: 0000000000ff0100 [ 85.641157][ T5562] x11: 0000000000000000 x10: 0000000000000000 x9 : d4646c072240cd00 [ 85.642469][ T5562] x8 : d4646c072240cd00 x7 : 0000000000000001 x6 : 0000000000000001 [ 85.643840][ T5562] x5 : ffff800021346e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 85.645215][ T5562] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 85.646564][ T5562] Call trace: [ 85.647114][ T5562] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 85.648143][ T5562] __btrfs_end_transaction+0x13c/0x5f0 [ 85.649022][ T5562] btrfs_end_transaction+0x24/0x34 [ 85.649790][ T5562] btrfs_inc_block_group_ro+0x4ec/0x558 [ 85.650737][ T5562] btrfs_relocate_block_group+0x2b8/0x8a4 [ 85.651715][ T5562] btrfs_relocate_chunk+0xb8/0x280 [ 85.652622][ T5562] __btrfs_balance+0x112c/0x1b9c [ 85.653443][ T5562] btrfs_balance+0xac8/0x113c [ 85.654186][ T5562] btrfs_ioctl_balance+0x4cc/0x658 [ 85.655014][ T5562] btrfs_ioctl+0x20c/0xa8c [ 85.655754][ T5562] __arm64_sys_ioctl+0x14c/0x1c8 [ 85.656632][ T5562] invoke_syscall+0x98/0x2b0 [ 85.657396][ T5562] el0_svc_common+0x138/0x258 [ 85.658171][ T5562] do_el0_svc+0x58/0x13c [ 85.658914][ T5562] el0_svc+0x78/0x1d0 [ 85.659633][ T5562] el0t_64_sync_handler+0xcc/0xe4 [ 85.660486][ T5562] el0t_64_sync+0x1a0/0x1a4 [ 85.661243][ T5562] irq event stamp: 79222 [ 85.661965][ T5562] hardirqs last enabled at (79221): [] __up_console_sem+0xb4/0xfc [ 85.663642][ T5562] hardirqs last disabled at (79222): [] el1_dbg+0x24/0x80 [ 85.665177][ T5562] softirqs last enabled at (78776): [] local_bh_enable+0x10/0x34 [ 85.666854][ T5562] softirqs last disabled at (78774): [] local_bh_disable+0x10/0x34 [ 85.668487][ T5562] ---[ end trace ba0e6d33b1845aff ]--- [ 85.670053][ T5562] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 85.671823][ T5562] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 85.859491][ T5584] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.44 (5584) [ 85.882590][ T5584] ------------[ cut here ]------------ [ 85.883626][ T5584] WARNING: CPU: 0 PID: 5584 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 85.885356][ T5584] Modules linked in: [ 85.886055][ T5584] CPU: 0 PID: 5584 Comm: syz.0.44 Tainted: G W syzkaller #0 [ 85.887552][ T5584] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 85.889272][ T5584] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 85.890565][ T5584] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 85.891681][ T5584] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 85.892795][ T5584] sp : ffff800022097540 [ 85.893452][ T5584] x29: ffff800022097710 x28: ffff0000c139a9b0 x27: 1fffe0001b9c74a6 [ 85.894708][ T5584] x26: 1fffe0001827350b x25: ffff0000c139a850 x24: dfff800000000000 [ 85.896081][ T5584] x23: ffff0000dce3a528 x22: 1fffe0001827350a x21: ffff0000c139a858 [ 85.897476][ T5584] x20: 00000000ffffffe4 x19: ffff0000ca4619d0 x18: 0000000000000001 [ 85.898876][ T5584] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 85.900315][ T5584] x14: 0000000000000001 x13: 1fffe000341f05ab x12: 0000000000ff0100 [ 85.901686][ T5584] x11: 0000000000000000 x10: 0000000000000000 x9 : 6dfd09f9689a3900 [ 85.903103][ T5584] x8 : 6dfd09f9689a3900 x7 : 0000000000000001 x6 : 0000000000000001 [ 85.904467][ T5584] x5 : ffff800022096e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 85.905800][ T5584] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 85.907176][ T5584] Call trace: [ 85.907714][ T5584] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 85.908741][ T5584] __btrfs_end_transaction+0x13c/0x5f0 [ 85.909713][ T5584] btrfs_end_transaction+0x24/0x34 [ 85.910569][ T5584] btrfs_inc_block_group_ro+0x4ec/0x558 [ 85.911494][ T5584] btrfs_relocate_block_group+0x2b8/0x8a4 [ 85.912439][ T5584] btrfs_relocate_chunk+0xb8/0x280 [ 85.913270][ T5584] __btrfs_balance+0x112c/0x1b9c [ 85.914054][ T5584] btrfs_balance+0xac8/0x113c [ 85.914833][ T5584] btrfs_ioctl_balance+0x4cc/0x658 [ 85.915701][ T5584] btrfs_ioctl+0x20c/0xa8c [ 85.916432][ T5584] __arm64_sys_ioctl+0x14c/0x1c8 [ 85.917293][ T5584] invoke_syscall+0x98/0x2b0 [ 85.918099][ T5584] el0_svc_common+0x138/0x258 [ 85.918913][ T5584] do_el0_svc+0x58/0x13c [ 85.919628][ T5584] el0_svc+0x78/0x1d0 [ 85.920317][ T5584] el0t_64_sync_handler+0xcc/0xe4 [ 85.921143][ T5584] el0t_64_sync+0x1a0/0x1a4 [ 85.921910][ T5584] irq event stamp: 80032 [ 85.922645][ T5584] hardirqs last enabled at (80031): [] __up_console_sem+0xb4/0xfc [ 85.924321][ T5584] hardirqs last disabled at (80032): [] el1_dbg+0x24/0x80 [ 85.925785][ T5584] softirqs last enabled at (79604): [] local_bh_enable+0x10/0x34 [ 85.927410][ T5584] softirqs last disabled at (79602): [] local_bh_disable+0x10/0x34 [ 85.928973][ T5584] ---[ end trace ba0e6d33b1845b00 ]--- [ 85.932111][ T5584] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 85.933791][ T5584] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 86.125579][ T5606] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.45 (5606) [ 86.212478][ T5606] ------------[ cut here ]------------ [ 86.213468][ T5606] WARNING: CPU: 1 PID: 5606 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 86.215374][ T5606] Modules linked in: [ 86.216040][ T5606] CPU: 1 PID: 5606 Comm: syz.0.45 Tainted: G W syzkaller #0 [ 86.217614][ T5606] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 86.219435][ T5606] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 86.220824][ T5606] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 86.221948][ T5606] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 86.223068][ T5606] sp : ffff8000221b7540 [ 86.223786][ T5606] x29: ffff8000221b7710 x28: ffff0000eb1fe1b0 x27: 1fffe0001b9efe90 [ 86.225159][ T5606] x26: 1fffe0001d63fc0b x25: ffff0000eb1fe050 x24: dfff800000000000 [ 86.226555][ T5606] x23: ffff0000dcf7f478 x22: 1fffe0001d63fc0a x21: ffff0000eb1fe058 [ 86.227879][ T5606] x20: 00000000ffffffe4 x19: ffff0000d63dd9d0 x18: 0000000000000001 [ 86.229257][ T5606] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 86.230568][ T5606] x14: 0000000000000001 x13: 1fffe000341f47ab x12: 0000000000ff0100 [ 86.231865][ T5606] x11: 0000000000000000 x10: 0000000000000000 x9 : ee31a8a58ea33100 [ 86.233275][ T5606] x8 : ee31a8a58ea33100 x7 : 0000000000000001 x6 : 0000000000000001 [ 86.234625][ T5606] x5 : ffff8000221b6e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 86.236018][ T5606] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 86.237388][ T5606] Call trace: [ 86.237938][ T5606] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 86.239056][ T5606] __btrfs_end_transaction+0x13c/0x5f0 [ 86.240032][ T5606] btrfs_end_transaction+0x24/0x34 [ 86.240949][ T5606] btrfs_inc_block_group_ro+0x4ec/0x558 [ 86.241850][ T5606] btrfs_relocate_block_group+0x2b8/0x8a4 [ 86.242817][ T5606] btrfs_relocate_chunk+0xb8/0x280 [ 86.243725][ T5606] __btrfs_balance+0x112c/0x1b9c [ 86.244517][ T5606] btrfs_balance+0xac8/0x113c [ 86.245302][ T5606] btrfs_ioctl_balance+0x4cc/0x658 [ 86.246195][ T5606] btrfs_ioctl+0x20c/0xa8c [ 86.246935][ T5606] __arm64_sys_ioctl+0x14c/0x1c8 [ 86.247731][ T5606] invoke_syscall+0x98/0x2b0 [ 86.248563][ T5606] el0_svc_common+0x138/0x258 [ 86.249378][ T5606] do_el0_svc+0x58/0x13c [ 86.250100][ T5606] el0_svc+0x78/0x1d0 [ 86.250787][ T5606] el0t_64_sync_handler+0xcc/0xe4 [ 86.251700][ T5606] el0t_64_sync+0x1a0/0x1a4 [ 86.252467][ T5606] irq event stamp: 79374 [ 86.253233][ T5606] hardirqs last enabled at (79373): [] __up_console_sem+0xb4/0xfc [ 86.254735][ T5606] hardirqs last disabled at (79374): [] el1_dbg+0x24/0x80 [ 86.256243][ T5606] softirqs last enabled at (78924): [] local_bh_enable+0x10/0x34 [ 86.257787][ T5606] softirqs last disabled at (78922): [] local_bh_disable+0x10/0x34 [ 86.259372][ T5606] ---[ end trace ba0e6d33b1845b01 ]--- [ 86.262855][ T5606] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 86.264526][ T5606] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 86.403390][ T5628] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.46 (5628) [ 86.417936][ T5628] ------------[ cut here ]------------ [ 86.418989][ T5628] WARNING: CPU: 0 PID: 5628 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 86.420899][ T5628] Modules linked in: [ 86.421551][ T5628] CPU: 0 PID: 5628 Comm: syz.0.46 Tainted: G W syzkaller #0 [ 86.423055][ T5628] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 86.424631][ T5628] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 86.425952][ T5628] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 86.427067][ T5628] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 86.428260][ T5628] sp : ffff8000222b7540 [ 86.428938][ T5628] x29: ffff8000222b7710 x28: ffff0000c8b0b9b0 x27: 1fffe0001b9c74e8 [ 86.430278][ T5628] x26: 1fffe0001916170b x25: ffff0000c8b0b850 x24: dfff800000000000 [ 86.431688][ T5628] x23: ffff0000dce3a738 x22: 1fffe0001916170a x21: ffff0000c8b0b858 [ 86.433061][ T5628] x20: 00000000ffffffe4 x19: ffff0000ecf6d9d0 x18: 0000000000000001 [ 86.434465][ T5628] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 86.435760][ T5628] x14: 0000000000000001 x13: 1fffe000341f05ab x12: 0000000000ff0100 [ 86.437098][ T5628] x11: 0000000000000000 x10: 0000000000000000 x9 : 12e549423c34c900 [ 86.438414][ T5628] x8 : 12e549423c34c900 x7 : 0000000000000001 x6 : 0000000000000001 [ 86.439773][ T5628] x5 : ffff8000222b6e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 86.441134][ T5628] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 86.442495][ T5628] Call trace: [ 86.443019][ T5628] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 86.444102][ T5628] __btrfs_end_transaction+0x13c/0x5f0 [ 86.445016][ T5628] btrfs_end_transaction+0x24/0x34 [ 86.445835][ T5628] btrfs_inc_block_group_ro+0x4ec/0x558 [ 86.446780][ T5628] btrfs_relocate_block_group+0x2b8/0x8a4 [ 86.447734][ T5628] btrfs_relocate_chunk+0xb8/0x280 [ 86.448575][ T5628] __btrfs_balance+0x112c/0x1b9c [ 86.449345][ T5628] btrfs_balance+0xac8/0x113c [ 86.450086][ T5628] btrfs_ioctl_balance+0x4cc/0x658 [ 86.450933][ T5628] btrfs_ioctl+0x20c/0xa8c [ 86.451606][ T5628] __arm64_sys_ioctl+0x14c/0x1c8 [ 86.452458][ T5628] invoke_syscall+0x98/0x2b0 [ 86.453284][ T5628] el0_svc_common+0x138/0x258 [ 86.454080][ T5628] do_el0_svc+0x58/0x13c [ 86.454772][ T5628] el0_svc+0x78/0x1d0 [ 86.455461][ T5628] el0t_64_sync_handler+0xcc/0xe4 [ 86.456285][ T5628] el0t_64_sync+0x1a0/0x1a4 [ 86.457018][ T5628] irq event stamp: 79336 [ 86.457710][ T5628] hardirqs last enabled at (79335): [] __up_console_sem+0xb4/0xfc [ 86.459337][ T5628] hardirqs last disabled at (79336): [] el1_dbg+0x24/0x80 [ 86.460840][ T5628] softirqs last enabled at (78890): [] local_bh_enable+0x10/0x34 [ 86.462468][ T5628] softirqs last disabled at (78888): [] local_bh_disable+0x10/0x34 [ 86.464062][ T5628] ---[ end trace ba0e6d33b1845b02 ]--- [ 86.465375][ T5628] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 86.467166][ T5628] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 86.516391][ T4584] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 10 /dev/loop0 scanned by udevd (4584) [ 86.746661][ T5649] ------------[ cut here ]------------ [ 86.747746][ T5649] WARNING: CPU: 1 PID: 5649 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 86.749602][ T5649] Modules linked in: [ 86.750292][ T5649] CPU: 1 PID: 5649 Comm: syz.0.47 Tainted: G W syzkaller #0 [ 86.751740][ T5649] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 86.753436][ T5649] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 86.754745][ T5649] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 86.755865][ T5649] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 86.757029][ T5649] sp : ffff8000222a7540 [ 86.757758][ T5649] x29: ffff8000222a7710 x28: ffff0000ccb799b0 x27: 1fffe0001b9d4dae [ 86.759142][ T5649] x26: 1fffe0001996f30b x25: ffff0000ccb79850 x24: dfff800000000000 [ 86.760461][ T5649] x23: ffff0000dcea6d68 x22: 1fffe0001996f30a x21: ffff0000ccb79858 [ 86.761803][ T5649] x20: 00000000ffffffe4 x19: ffff0000daad99d0 x18: 0000000000000001 [ 86.763187][ T5649] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 86.764527][ T5649] x14: 0000000000000001 x13: 1fffe000341f47ab x12: 0000000000ff0100 [ 86.765886][ T5649] x11: 0000000000000000 x10: 0000000000000000 x9 : cc38220f76395600 [ 86.767286][ T5649] x8 : cc38220f76395600 x7 : 0000000000000001 x6 : 0000000000000001 [ 86.768582][ T5649] x5 : ffff8000222a6e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 86.769943][ T5649] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 86.771284][ T5649] Call trace: [ 86.771835][ T5649] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 86.772889][ T5649] __btrfs_end_transaction+0x13c/0x5f0 [ 86.773824][ T5649] btrfs_end_transaction+0x24/0x34 [ 86.774726][ T5649] btrfs_inc_block_group_ro+0x4ec/0x558 [ 86.775616][ T5649] btrfs_relocate_block_group+0x2b8/0x8a4 [ 86.776581][ T5649] btrfs_relocate_chunk+0xb8/0x280 [ 86.777493][ T5649] __btrfs_balance+0x112c/0x1b9c [ 86.778391][ T5649] btrfs_balance+0xac8/0x113c [ 86.779203][ T5649] btrfs_ioctl_balance+0x4cc/0x658 [ 86.780049][ T5649] btrfs_ioctl+0x20c/0xa8c [ 86.780834][ T5649] __arm64_sys_ioctl+0x14c/0x1c8 [ 86.781631][ T5649] invoke_syscall+0x98/0x2b0 [ 86.782374][ T5649] el0_svc_common+0x138/0x258 [ 86.783141][ T5649] do_el0_svc+0x58/0x13c [ 86.783856][ T5649] el0_svc+0x78/0x1d0 [ 86.784545][ T5649] el0t_64_sync_handler+0xcc/0xe4 [ 86.785334][ T5649] el0t_64_sync+0x1a0/0x1a4 [ 86.786121][ T5649] irq event stamp: 78974 [ 86.786828][ T5649] hardirqs last enabled at (78973): [] __up_console_sem+0xb4/0xfc [ 86.788437][ T5649] hardirqs last disabled at (78974): [] el1_dbg+0x24/0x80 [ 86.789935][ T5649] softirqs last enabled at (78640): [] local_bh_enable+0x10/0x34 [ 86.791513][ T5649] softirqs last disabled at (78638): [] local_bh_disable+0x10/0x34 [ 86.793116][ T5649] ---[ end trace ba0e6d33b1845b03 ]--- [ 86.795115][ T5649] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 86.796906][ T5649] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 86.939545][ T5672] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.48 (5672) [ 86.963457][ T5672] ------------[ cut here ]------------ [ 86.964469][ T5672] WARNING: CPU: 1 PID: 5672 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 86.966347][ T5672] Modules linked in: [ 86.966960][ T5672] CPU: 1 PID: 5672 Comm: syz.0.48 Tainted: G W syzkaller #0 [ 86.968491][ T5672] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 86.970232][ T5672] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 86.971555][ T5672] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 86.972717][ T5672] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 86.973888][ T5672] sp : ffff8000222a7540 [ 86.974678][ T5672] x29: ffff8000222a7710 x28: ffff0000d7b599b0 x27: 1fffe0001b9d4d82 [ 86.976027][ T5672] x26: 1fffe0001af6b30b x25: ffff0000d7b59850 x24: dfff800000000000 [ 86.977440][ T5672] x23: ffff0000dcea6c08 x22: 1fffe0001af6b30a x21: ffff0000d7b59858 [ 86.978684][ T5672] x20: 00000000ffffffe4 x19: ffff0000eb1a19d0 x18: 0000000000000001 [ 86.980047][ T5672] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 86.981424][ T5672] x14: 0000000000000001 x13: 1fffe000341f47ab x12: 0000000000ff0100 [ 86.982793][ T5672] x11: 0000000000000000 x10: 0000000000000000 x9 : 60f1567f5d056100 [ 86.984155][ T5672] x8 : 60f1567f5d056100 x7 : 0000000000000001 x6 : 0000000000000001 [ 86.985430][ T5672] x5 : ffff8000222a6e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 86.986811][ T5672] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 86.988173][ T5672] Call trace: [ 86.988715][ T5672] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 86.989751][ T5672] __btrfs_end_transaction+0x13c/0x5f0 [ 86.990665][ T5672] btrfs_end_transaction+0x24/0x34 [ 86.991579][ T5672] btrfs_inc_block_group_ro+0x4ec/0x558 [ 86.992562][ T5672] btrfs_relocate_block_group+0x2b8/0x8a4 [ 86.993557][ T5672] btrfs_relocate_chunk+0xb8/0x280 [ 86.994398][ T5672] __btrfs_balance+0x112c/0x1b9c [ 86.995200][ T5672] btrfs_balance+0xac8/0x113c [ 86.995928][ T5672] btrfs_ioctl_balance+0x4cc/0x658 [ 86.996813][ T5672] btrfs_ioctl+0x20c/0xa8c [ 86.997506][ T5672] __arm64_sys_ioctl+0x14c/0x1c8 [ 86.998301][ T5672] invoke_syscall+0x98/0x2b0 [ 86.999051][ T5672] el0_svc_common+0x138/0x258 [ 86.999894][ T5672] do_el0_svc+0x58/0x13c [ 87.000568][ T5672] el0_svc+0x78/0x1d0 [ 87.001226][ T5672] el0t_64_sync_handler+0xcc/0xe4 [ 87.002075][ T5672] el0t_64_sync+0x1a0/0x1a4 [ 87.002843][ T5672] irq event stamp: 79026 [ 87.003524][ T5672] hardirqs last enabled at (79025): [] __up_console_sem+0xb4/0xfc [ 87.005105][ T5672] hardirqs last disabled at (79026): [] el1_dbg+0x24/0x80 [ 87.006536][ T5672] softirqs last enabled at (78674): [] local_bh_enable+0x10/0x34 [ 87.008102][ T5672] softirqs last disabled at (78672): [] local_bh_disable+0x10/0x34 [ 87.009646][ T5672] ---[ end trace ba0e6d33b1845b04 ]--- [ 87.011498][ T5672] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 87.013899][ T5672] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 87.159030][ T5694] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.49 (5694) [ 87.181822][ T5694] ------------[ cut here ]------------ [ 87.182849][ T5694] WARNING: CPU: 0 PID: 5694 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 87.184689][ T5694] Modules linked in: [ 87.185379][ T5694] CPU: 0 PID: 5694 Comm: syz.0.49 Tainted: G W syzkaller #0 [ 87.186841][ T5694] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 87.188653][ T5694] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 87.189887][ T5694] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 87.191058][ T5694] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 87.192201][ T5694] sp : ffff800022097540 [ 87.192911][ T5694] x29: ffff800022097710 x28: ffff0000dc9559b0 x27: 1fffe0001b9c7540 [ 87.194304][ T5694] x26: 1fffe0001b92ab0b x25: ffff0000dc955850 x24: dfff800000000000 [ 87.195797][ T5694] x23: ffff0000dce3a9f8 x22: 1fffe0001b92ab0a x21: ffff0000dc955858 [ 87.197170][ T5694] x20: 00000000ffffffe4 x19: ffff0000d15319d0 x18: 0000000000000001 [ 87.198610][ T5694] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 87.199929][ T5694] x14: 0000000000000001 x13: 1fffe000341f05ab x12: 0000000000ff0100 [ 87.201318][ T5694] x11: 0000000000000000 x10: 0000000000000000 x9 : b597bdadb1a78f00 [ 87.202606][ T5694] x8 : b597bdadb1a78f00 x7 : 0000000000000001 x6 : 0000000000000001 [ 87.203885][ T5694] x5 : ffff800022096e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 87.205166][ T5694] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 87.206495][ T5694] Call trace: [ 87.207063][ T5694] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 87.208147][ T5694] __btrfs_end_transaction+0x13c/0x5f0 [ 87.209034][ T5694] btrfs_end_transaction+0x24/0x34 [ 87.209908][ T5694] btrfs_inc_block_group_ro+0x4ec/0x558 [ 87.210759][ T5694] btrfs_relocate_block_group+0x2b8/0x8a4 [ 87.211721][ T5694] btrfs_relocate_chunk+0xb8/0x280 [ 87.212541][ T5694] __btrfs_balance+0x112c/0x1b9c [ 87.213389][ T5694] btrfs_balance+0xac8/0x113c [ 87.214201][ T5694] btrfs_ioctl_balance+0x4cc/0x658 [ 87.215024][ T5694] btrfs_ioctl+0x20c/0xa8c [ 87.215790][ T5694] __arm64_sys_ioctl+0x14c/0x1c8 [ 87.216590][ T5694] invoke_syscall+0x98/0x2b0 [ 87.217434][ T5694] el0_svc_common+0x138/0x258 [ 87.218151][ T5694] do_el0_svc+0x58/0x13c [ 87.218865][ T5694] el0_svc+0x78/0x1d0 [ 87.219524][ T5694] el0t_64_sync_handler+0xcc/0xe4 [ 87.220352][ T5694] el0t_64_sync+0x1a0/0x1a4 [ 87.221134][ T5694] irq event stamp: 79182 [ 87.221884][ T5694] hardirqs last enabled at (79181): [] __up_console_sem+0xb4/0xfc [ 87.223403][ T5694] hardirqs last disabled at (79182): [] el1_dbg+0x24/0x80 [ 87.224883][ T5694] softirqs last enabled at (78740): [] local_bh_enable+0x10/0x34 [ 87.226451][ T5694] softirqs last disabled at (78738): [] local_bh_disable+0x10/0x34 [ 87.228147][ T5694] ---[ end trace ba0e6d33b1845b05 ]--- [ 87.230304][ T5694] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 87.231895][ T5694] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 87.455810][ T5716] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.50 (5716) [ 87.475001][ T5716] ------------[ cut here ]------------ [ 87.476033][ T5716] WARNING: CPU: 1 PID: 5716 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 87.477960][ T5716] Modules linked in: [ 87.478634][ T5716] CPU: 1 PID: 5716 Comm: syz.0.50 Tainted: G W syzkaller #0 [ 87.480147][ T5716] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 87.481977][ T5716] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 87.483378][ T5716] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 87.484551][ T5716] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 87.485670][ T5716] sp : ffff800022717540 [ 87.486413][ T5716] x29: ffff800022717710 x28: ffff0000cd1151b0 x27: 1fffe0001b9d4d40 [ 87.487775][ T5716] x26: 1fffe00019a22a0b x25: ffff0000cd115050 x24: dfff800000000000 [ 87.489203][ T5716] x23: ffff0000dcea69f8 x22: 1fffe00019a22a0a x21: ffff0000cd115058 [ 87.490607][ T5716] x20: 00000000ffffffe4 x19: ffff0000d15319d0 x18: 0000000000000001 [ 87.491889][ T5716] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 87.493273][ T5716] x14: 0000000000000001 x13: 1fffe000341f47ab x12: 0000000000ff0100 [ 87.494632][ T5716] x11: 0000000000000000 x10: 0000000000000000 x9 : 30b777bb693e5700 [ 87.495973][ T5716] x8 : 30b777bb693e5700 x7 : 0000000000000001 x6 : 0000000000000001 [ 87.497272][ T5716] x5 : ffff800022716e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 87.498707][ T5716] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 87.500120][ T5716] Call trace: [ 87.500643][ T5716] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 87.501682][ T5716] __btrfs_end_transaction+0x13c/0x5f0 [ 87.502599][ T5716] btrfs_end_transaction+0x24/0x34 [ 87.503402][ T5716] btrfs_inc_block_group_ro+0x4ec/0x558 [ 87.504349][ T5716] btrfs_relocate_block_group+0x2b8/0x8a4 [ 87.505354][ T5716] btrfs_relocate_chunk+0xb8/0x280 [ 87.506203][ T5716] __btrfs_balance+0x112c/0x1b9c [ 87.507096][ T5716] btrfs_balance+0xac8/0x113c [ 87.507915][ T5716] btrfs_ioctl_balance+0x4cc/0x658 [ 87.508844][ T5716] btrfs_ioctl+0x20c/0xa8c [ 87.509579][ T5716] __arm64_sys_ioctl+0x14c/0x1c8 [ 87.510421][ T5716] invoke_syscall+0x98/0x2b0 [ 87.511202][ T5716] el0_svc_common+0x138/0x258 [ 87.511964][ T5716] do_el0_svc+0x58/0x13c [ 87.512694][ T5716] el0_svc+0x78/0x1d0 [ 87.513419][ T5716] el0t_64_sync_handler+0xcc/0xe4 [ 87.514266][ T5716] el0t_64_sync+0x1a0/0x1a4 [ 87.515064][ T5716] irq event stamp: 78972 [ 87.515799][ T5716] hardirqs last enabled at (78971): [] __up_console_sem+0xb4/0xfc [ 87.517389][ T5716] hardirqs last disabled at (78972): [] el1_dbg+0x24/0x80 [ 87.518911][ T5716] softirqs last enabled at (78532): [] local_bh_enable+0x10/0x34 [ 87.520528][ T5716] softirqs last disabled at (78530): [] local_bh_disable+0x10/0x34 [ 87.522127][ T5716] ---[ end trace ba0e6d33b1845b06 ]--- [ 87.523323][ T5716] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 87.525560][ T5716] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 87.778883][ T5737] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.51 (5737) [ 87.799214][ T5737] ------------[ cut here ]------------ [ 87.800261][ T5737] WARNING: CPU: 0 PID: 5737 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 87.802084][ T5737] Modules linked in: [ 87.802761][ T5737] CPU: 0 PID: 5737 Comm: syz.0.51 Tainted: G W syzkaller #0 [ 87.804253][ T5737] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 87.805967][ T5737] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 87.807282][ T5737] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 87.808392][ T5737] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 87.809556][ T5737] sp : ffff8000222a7540 [ 87.810219][ T5737] x29: ffff8000222a7710 x28: ffff0000d790a9b0 x27: 1fffe0001b9c7582 [ 87.811628][ T5737] x26: 1fffe0001af2150b x25: ffff0000d790a850 x24: dfff800000000000 [ 87.813002][ T5737] x23: ffff0000dce3ac08 x22: 1fffe0001af2150a x21: ffff0000d790a858 [ 87.814477][ T5737] x20: 00000000ffffffe4 x19: ffff0000d74c59d0 x18: 0000000000000001 [ 87.815826][ T5737] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 87.817202][ T5737] x14: 0000000000000001 x13: 1fffe000341f05ab x12: 0000000000ff0100 [ 87.818595][ T5737] x11: 0000000000000000 x10: 0000000000000000 x9 : d4eb3fef3295fc00 [ 87.820056][ T5737] x8 : d4eb3fef3295fc00 x7 : 0000000000000001 x6 : 0000000000000001 [ 87.821439][ T5737] x5 : ffff8000222a6e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 87.822714][ T5737] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 87.823990][ T5737] Call trace: [ 87.824602][ T5737] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 87.825621][ T5737] __btrfs_end_transaction+0x13c/0x5f0 [ 87.826547][ T5737] btrfs_end_transaction+0x24/0x34 [ 87.827409][ T5737] btrfs_inc_block_group_ro+0x4ec/0x558 [ 87.828294][ T5737] btrfs_relocate_block_group+0x2b8/0x8a4 [ 87.829228][ T5737] btrfs_relocate_chunk+0xb8/0x280 [ 87.830103][ T5737] __btrfs_balance+0x112c/0x1b9c [ 87.830951][ T5737] btrfs_balance+0xac8/0x113c [ 87.831741][ T5737] btrfs_ioctl_balance+0x4cc/0x658 [ 87.832613][ T5737] btrfs_ioctl+0x20c/0xa8c [ 87.833381][ T5737] __arm64_sys_ioctl+0x14c/0x1c8 [ 87.834208][ T5737] invoke_syscall+0x98/0x2b0 [ 87.834975][ T5737] el0_svc_common+0x138/0x258 [ 87.835829][ T5737] do_el0_svc+0x58/0x13c [ 87.836526][ T5737] el0_svc+0x78/0x1d0 [ 87.837187][ T5737] el0t_64_sync_handler+0xcc/0xe4 [ 87.838005][ T5737] el0t_64_sync+0x1a0/0x1a4 [ 87.838691][ T5737] irq event stamp: 79482 [ 87.839364][ T5737] hardirqs last enabled at (79481): [] __up_console_sem+0xb4/0xfc [ 87.840979][ T5737] hardirqs last disabled at (79482): [] el1_dbg+0x24/0x80 [ 87.842450][ T5737] softirqs last enabled at (78940): [] local_bh_enable+0x10/0x34 [ 87.844150][ T5737] softirqs last disabled at (78938): [] local_bh_disable+0x10/0x34 [ 87.845784][ T5737] ---[ end trace ba0e6d33b1845b07 ]--- [ 87.848891][ T5737] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 87.850778][ T5737] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left