Warning: Permanently added '10.128.0.177' (ED25519) to the list of known hosts. 1970/01/01 00:01:05 parsed 1 programs [ 67.153553][ T4368] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 68.535858][ T1605] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 68.537113][ T1605] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 68.539747][ T1610] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 68.545479][ T1610] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 68.546836][ T1610] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 68.548277][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 68.906194][ T4502] chnl_net:caif_netlink_parms(): no params data found [ 68.922974][ T4502] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.924293][ T4502] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.925868][ T4502] device bridge_slave_0 entered promiscuous mode [ 68.927898][ T4502] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.929124][ T4502] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.930693][ T4502] device bridge_slave_1 entered promiscuous mode [ 68.939125][ T4502] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 68.941615][ T4502] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 68.949415][ T4502] team0: Port device team_slave_0 added [ 68.951202][ T4502] team0: Port device team_slave_1 added [ 68.959399][ T4502] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 68.960530][ T4502] 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. [ 68.965100][ T4502] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 68.967508][ T4502] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 68.968593][ T4502] 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. [ 68.973212][ T4502] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 69.033334][ T4502] device hsr_slave_0 entered promiscuous mode [ 69.072523][ T4502] device hsr_slave_1 entered promiscuous mode [ 69.623459][ T2063] ieee802154 phy0 wpan0: encryption failed: -22 [ 69.624195][ T13] cfg80211: failed to load regulatory.db [ 69.624730][ T2063] ieee802154 phy1 wpan1: encryption failed: -22 [ 69.766340][ T4502] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 69.803818][ T4502] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 69.823479][ T4502] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 69.872693][ T4502] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 69.968181][ T4502] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.972004][ T340] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 69.973705][ T340] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 69.976795][ T4502] 8021q: adding VLAN 0 to HW filter on device team0 [ 69.979315][ T340] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 69.980964][ T340] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 69.983868][ T340] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.984966][ T340] bridge0: port 1(bridge_slave_0) entered forwarding state [ 69.987909][ T340] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 69.995079][ T1610] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 69.996837][ T1610] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 69.998324][ T1610] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.999502][ T1610] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.012983][ T1610] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 70.021650][ T4502] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 70.032923][ T4502] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 70.035292][ T1610] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 70.037167][ T1610] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 70.039301][ T1610] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 70.040936][ T1610] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 70.046303][ T1610] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 70.048036][ T1610] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 70.052830][ T1610] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 70.054529][ T1610] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 70.062743][ T1610] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 70.064386][ T1610] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 70.065891][ T1610] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 70.194424][ T340] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 70.195820][ T340] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 70.208888][ T4502] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 70.225233][ T340] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 70.226951][ T340] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 70.241978][ T340] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 70.243740][ T340] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 70.245634][ T340] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 70.247136][ T340] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 70.249500][ T4502] device veth0_vlan entered promiscuous mode [ 70.258612][ T4502] device veth1_vlan entered promiscuous mode [ 70.272076][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 70.273712][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 70.275144][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 70.276689][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 70.279534][ T4502] device veth0_macvtap entered promiscuous mode [ 70.287262][ T4502] device veth1_macvtap entered promiscuous mode [ 70.296863][ T4502] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 70.299396][ T4502] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 70.301626][ T4502] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.303994][ T4502] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.305349][ T4502] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.306774][ T4502] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.309064][ T340] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 70.310526][ T340] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 70.312071][ T340] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 70.314265][ T340] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 70.315926][ T340] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 70.317473][ T340] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 1970/01/01 00:01:10 executed programs: 0 [ 70.601081][ T4666] chnl_net:caif_netlink_parms(): no params data found [ 70.618742][ T4666] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.620032][ T4666] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.621513][ T4666] device bridge_slave_0 entered promiscuous mode [ 70.625098][ T4666] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.626229][ T4666] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.627768][ T4666] device bridge_slave_1 entered promiscuous mode [ 70.639980][ T4666] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 70.643545][ T4666] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 70.653868][ T4666] team0: Port device team_slave_0 added [ 70.655868][ T4666] team0: Port device team_slave_1 added [ 70.663935][ T4666] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 70.665137][ T4666] 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. [ 70.669433][ T4666] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 70.671762][ T4666] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 70.673867][ T4666] 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. [ 70.678217][ T4666] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 70.714203][ T4666] device hsr_slave_0 entered promiscuous mode [ 70.773261][ T4666] device hsr_slave_1 entered promiscuous mode [ 70.793777][ T4666] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 70.795068][ T4666] Cannot create hsr debugfs directory [ 70.823783][ T4666] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 72.582430][ T4137] Bluetooth: hci0: command 0x0409 tx timeout [ 73.276028][ T4666] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 74.662352][ T4107] Bluetooth: hci0: command 0x041b tx timeout [ 75.846344][ T4666] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 75.876972][ T4666] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 76.301527][ T4666] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 76.353585][ T4666] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 76.393774][ T4666] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 76.443453][ T4666] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 76.494095][ T4666] 8021q: adding VLAN 0 to HW filter on device bond0 [ 76.498224][ T1610] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 76.499726][ T1610] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 76.502521][ T4666] 8021q: adding VLAN 0 to HW filter on device team0 [ 76.505030][ T1610] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 76.506747][ T1610] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 76.508305][ T1610] bridge0: port 1(bridge_slave_0) entered blocking state [ 76.509347][ T1610] bridge0: port 1(bridge_slave_0) entered forwarding state [ 76.510769][ T1610] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 76.514833][ T1610] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 76.516396][ T1610] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 76.517967][ T1610] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.519209][ T1610] bridge0: port 2(bridge_slave_1) entered forwarding state [ 76.521659][ T1610] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 76.533572][ T340] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 76.536425][ T1610] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 76.538393][ T1610] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 76.540059][ T1610] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 76.544327][ T1610] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 76.545986][ T1610] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 76.548722][ T1610] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 76.550301][ T1610] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 76.553207][ T340] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 76.555064][ T340] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 76.557710][ T4666] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 76.594416][ T1610] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 76.595822][ T1610] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 76.599285][ T4666] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 76.605675][ T1610] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 76.607319][ T1610] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 76.613037][ T340] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 76.614672][ T340] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 76.616205][ T340] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 76.617575][ T340] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 76.619996][ T4666] device veth0_vlan entered promiscuous mode [ 76.624204][ T4666] device veth1_vlan entered promiscuous mode [ 76.632091][ T340] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 76.634494][ T340] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 76.635946][ T340] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 76.637546][ T340] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 76.640117][ T4666] device veth0_macvtap entered promiscuous mode [ 76.643090][ T4666] device veth1_macvtap entered promiscuous mode [ 76.647868][ T4666] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 76.649578][ T4666] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 76.651758][ T4666] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 76.653835][ T1610] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 76.655378][ T1610] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 76.656986][ T1610] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 76.659003][ T4666] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 76.660711][ T4666] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 76.664004][ T4666] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 76.665557][ T1610] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 76.667211][ T1610] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 76.670190][ T4666] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.671609][ T4666] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.673695][ T4666] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.675145][ T4666] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.698790][ T1610] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 76.700915][ T1610] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 76.703773][ T340] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 76.709182][ T1610] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 76.710581][ T1610] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 76.711875][ T340] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 1970/01/01 00:01:16 executed programs: 2 [ 76.754330][ T25] Bluetooth: hci0: command 0x040f tx timeout [ 76.828158][ T4879] loop0: detected capacity change from 0 to 32768 [ 76.833885][ T4879] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.15 (4879) [ 76.839645][ T4879] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 76.841304][ T4879] BTRFS info (device loop0): force zlib compression, level 3 [ 76.848491][ T4879] BTRFS info (device loop0): force clearing of disk cache [ 76.849745][ T4879] BTRFS info (device loop0): setting nodatasum [ 76.850729][ T4879] BTRFS info (device loop0): allowing degraded mounts [ 76.851845][ T4879] BTRFS info (device loop0): enabling disk space caching [ 76.853150][ T4879] BTRFS info (device loop0): disk space caching is enabled [ 76.854299][ T4879] BTRFS info (device loop0): has skinny extents [ 76.868509][ T4879] BTRFS info (device loop0): clearing free space tree [ 76.869894][ T4879] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 76.871533][ T4879] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 76.884908][ T4879] BTRFS info (device loop0): balance: start -susage=12582912,drange=8796093022212..7,limit=10376293541461622786,limit=2..2415919104 [ 76.888451][ T4879] ------------[ cut here ]------------ [ 76.889416][ T4879] WARNING: CPU: 0 PID: 4879 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 76.891100][ T4879] Modules linked in: [ 76.891682][ T4879] CPU: 0 PID: 4879 Comm: syz.0.15 Not tainted syzkaller #0 [ 76.892814][ T4879] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 76.894511][ T4879] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 76.895859][ T4879] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 76.896971][ T4879] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 76.898098][ T4879] sp : ffff80001fb77540 [ 76.898809][ T4879] x29: ffff80001fb77710 x28: ffff0000e70d91b0 x27: 1fffe0001bcc9a38 [ 76.900202][ T4879] x26: 1fffe0001ce1b20b x25: ffff0000e70d9050 x24: dfff800000000000 [ 76.901550][ T4879] x23: ffff0000de64d1b8 x22: 1fffe0001ce1b20a x21: ffff0000e70d9058 [ 76.902907][ T4879] x20: 00000000ffffffe4 x19: ffff0000c180d9d0 x18: 0000000000000001 [ 76.904313][ T4879] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 76.905670][ T4879] x14: 0000000000000001 x13: 1fffe000341f05ab x12: 0000000000ff0100 [ 76.907025][ T4879] x11: 0000000000000000 x10: 0000000000000000 x9 : 5662393f9f43bd00 [ 76.908385][ T4879] x8 : 5662393f9f43bd00 x7 : 0000000000000001 x6 : 0000000000000001 [ 76.909773][ T4879] x5 : ffff80001fb76e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 76.911166][ T4879] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 76.912481][ T4879] Call trace: [ 76.913043][ T4879] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 76.914186][ T4879] __btrfs_end_transaction+0x13c/0x5f0 [ 76.915110][ T4879] btrfs_end_transaction+0x24/0x34 [ 76.915977][ T4879] btrfs_inc_block_group_ro+0x4ec/0x558 [ 76.916900][ T4879] btrfs_relocate_block_group+0x2b8/0x8a4 [ 76.917879][ T4879] btrfs_relocate_chunk+0xb8/0x280 [ 76.918813][ T4879] __btrfs_balance+0x112c/0x1b9c [ 76.919677][ T4879] btrfs_balance+0xac8/0x113c [ 76.920459][ T4879] btrfs_ioctl_balance+0x4cc/0x658 [ 76.921310][ T4879] btrfs_ioctl+0x20c/0xa8c [ 76.922071][ T4879] __arm64_sys_ioctl+0x14c/0x1c8 [ 76.922900][ T4879] invoke_syscall+0x98/0x2b0 [ 76.923700][ T4879] el0_svc_common+0x138/0x258 [ 76.924478][ T4879] do_el0_svc+0x58/0x13c [ 76.925151][ T4879] el0_svc+0x78/0x1d0 [ 76.925842][ T4879] el0t_64_sync_handler+0xcc/0xe4 [ 76.926712][ T4879] el0t_64_sync+0x1a0/0x1a4 [ 76.927514][ T4879] irq event stamp: 81200 [ 76.928231][ T4879] hardirqs last enabled at (81199): [] __up_console_sem+0xb4/0xfc [ 76.929867][ T4879] hardirqs last disabled at (81200): [] el1_dbg+0x24/0x80 [ 76.931358][ T4879] softirqs last enabled at (80874): [] handle_softirqs+0xa40/0xbe4 [ 76.932990][ T4879] softirqs last disabled at (80807): [] __irq_exit_rcu+0x240/0x43c [ 76.934547][ T4879] ---[ end trace 8a0fb7a891468729 ]--- [ 76.938071][ T4879] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 76.939915][ T4879] BTRFS info (device loop0): forced readonly [ 76.941068][ T4879] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 76.944042][ T4879] BTRFS info (device loop0): balance: ended with status: -30 [ 77.129446][ T4900] loop0: detected capacity change from 0 to 32768 [ 77.163838][ T4900] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.16 (4900) [ 77.168391][ T4900] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 77.169982][ T4900] BTRFS info (device loop0): force zlib compression, level 3 [ 77.171276][ T4900] BTRFS info (device loop0): force clearing of disk cache [ 77.172835][ T4900] BTRFS info (device loop0): setting nodatasum [ 77.173899][ T4900] BTRFS info (device loop0): allowing degraded mounts [ 77.174971][ T4900] BTRFS info (device loop0): enabling disk space caching [ 77.176123][ T4900] BTRFS info (device loop0): disk space caching is enabled [ 77.177551][ T4900] BTRFS info (device loop0): has skinny extents [ 77.185337][ T4900] BTRFS info (device loop0): clearing free space tree [ 77.186714][ T4900] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 77.188438][ T4900] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 77.202997][ T4900] BTRFS info (device loop0): balance: start -susage=12582912,drange=8796093022212..7,limit=10376293541461622786,limit=2..2415919104 [ 77.205667][ T4900] ------------[ cut here ]------------ [ 77.206654][ T4900] WARNING: CPU: 0 PID: 4900 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 77.208484][ T4900] Modules linked in: [ 77.209110][ T4900] CPU: 0 PID: 4900 Comm: syz.0.16 Tainted: G W syzkaller #0 [ 77.210614][ T4900] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 77.212248][ T4900] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 77.213581][ T4900] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 77.214687][ T4900] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 77.215802][ T4900] sp : ffff80001fdb7540 [ 77.216495][ T4900] x29: ffff80001fdb7710 x28: ffff0000d5ce69b0 x27: 1fffe0001bcc9a4e [ 77.217864][ T4900] x26: 1fffe0001ab9cd0b x25: ffff0000d5ce6850 x24: dfff800000000000 [ 77.219175][ T4900] x23: ffff0000de64d268 x22: 1fffe0001ab9cd0a x21: ffff0000d5ce6858 [ 77.220533][ T4900] x20: 00000000ffffffe4 x19: ffff0000d782d9d0 x18: 0000000000000001 [ 77.221916][ T4900] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 77.223284][ T4900] x14: 0000000000000001 x13: 1fffe000341f05ab x12: 0000000000ff0100 [ 77.224708][ T4900] x11: 0000000000000000 x10: 0000000000000000 x9 : 6e57c7b8bf918400 [ 77.226121][ T4900] x8 : 6e57c7b8bf918400 x7 : 0000000000000001 x6 : 0000000000000001 [ 77.227590][ T4900] x5 : ffff80001fdb6e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 77.228982][ T4900] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 77.230436][ T4900] Call trace: [ 77.231070][ T4900] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 77.232188][ T4900] __btrfs_end_transaction+0x13c/0x5f0 [ 77.233150][ T4900] btrfs_end_transaction+0x24/0x34 [ 77.233964][ T4900] btrfs_inc_block_group_ro+0x4ec/0x558 [ 77.234913][ T4900] btrfs_relocate_block_group+0x2b8/0x8a4 [ 77.235845][ T4900] btrfs_relocate_chunk+0xb8/0x280 [ 77.236671][ T4900] __btrfs_balance+0x112c/0x1b9c [ 77.237480][ T4900] btrfs_balance+0xac8/0x113c [ 77.238267][ T4900] btrfs_ioctl_balance+0x4cc/0x658 [ 77.239121][ T4900] btrfs_ioctl+0x20c/0xa8c [ 77.239863][ T4900] __arm64_sys_ioctl+0x14c/0x1c8 [ 77.240641][ T4900] invoke_syscall+0x98/0x2b0 [ 77.241413][ T4900] el0_svc_common+0x138/0x258 [ 77.242207][ T4900] do_el0_svc+0x58/0x13c [ 77.242918][ T4900] el0_svc+0x78/0x1d0 [ 77.243538][ T4900] el0t_64_sync_handler+0xcc/0xe4 [ 77.244333][ T4900] el0t_64_sync+0x1a0/0x1a4 [ 77.245051][ T4900] irq event stamp: 79260 [ 77.245725][ T4900] hardirqs last enabled at (79259): [] __up_console_sem+0xb4/0xfc [ 77.247217][ T4900] hardirqs last disabled at (79260): [] el1_dbg+0x24/0x80 [ 77.248682][ T4900] softirqs last enabled at (78888): [] local_bh_enable+0x10/0x34 [ 77.250265][ T4900] softirqs last disabled at (78886): [] local_bh_disable+0x10/0x34 [ 77.251813][ T4900] ---[ end trace 8a0fb7a89146872a ]--- [ 77.254045][ T4900] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 77.256145][ T4900] BTRFS info (device loop0): forced readonly [ 77.257390][ T4900] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 77.259132][ T4900] BTRFS info (device loop0): balance: ended with status: -30 [ 77.426661][ T4936] loop0: detected capacity change from 0 to 32768 [ 77.527159][ T4936] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.17 (4936) [ 77.531885][ T4936] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 77.533927][ T4936] BTRFS info (device loop0): force zlib compression, level 3 [ 77.535141][ T4936] BTRFS info (device loop0): force clearing of disk cache [ 77.536324][ T4936] BTRFS info (device loop0): setting nodatasum [ 77.537413][ T4936] BTRFS info (device loop0): allowing degraded mounts [ 77.538562][ T4936] BTRFS info (device loop0): enabling disk space caching [ 77.539968][ T4936] BTRFS info (device loop0): disk space caching is enabled [ 77.541278][ T4936] BTRFS info (device loop0): has skinny extents [ 77.549870][ T4936] BTRFS info (device loop0): clearing free space tree [ 77.551029][ T4936] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 77.553038][ T4936] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 77.558798][ T4936] BTRFS info (device loop0): balance: start -susage=12582912,drange=8796093022212..7,limit=10376293541461622786,limit=2..2415919104 [ 77.561677][ T4936] ------------[ cut here ]------------ [ 77.566852][ T4936] WARNING: CPU: 1 PID: 4936 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 77.568733][ T4936] Modules linked in: [ 77.569356][ T4936] CPU: 1 PID: 4936 Comm: syz.0.17 Tainted: G W syzkaller #0 [ 77.570856][ T4936] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 77.572518][ T4936] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 77.573912][ T4936] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 77.574999][ T4936] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 77.576100][ T4936] sp : ffff80001ff97540 [ 77.576783][ T4936] x29: ffff80001ff97710 x28: ffff0000d6ba99b0 x27: 1fffe0001bcc9a90 [ 77.578120][ T4936] x26: 1fffe0001ad7530b x25: ffff0000d6ba9850 x24: dfff800000000000 [ 77.579431][ T4936] x23: ffff0000de64d478 x22: 1fffe0001ad7530a x21: ffff0000d6ba9858 [ 77.580828][ T4936] x20: 00000000ffffffe4 x19: ffff0000e7c9d9d0 x18: 0000000000000001 [ 77.582285][ T4936] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 77.583671][ T4936] x14: 0000000000000001 x13: 1fffe000341f47ab x12: 0000000000ff0100 [ 77.585085][ T4936] x11: 0000000000000000 x10: 0000000000000000 x9 : 091db6362424d000 [ 77.586496][ T4936] x8 : 091db6362424d000 x7 : 0000000000000001 x6 : 0000000000000001 [ 77.587880][ T4936] x5 : ffff80001ff96e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 77.589248][ T4936] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 77.590561][ T4936] Call trace: [ 77.591085][ T4936] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 77.592088][ T4936] __btrfs_end_transaction+0x13c/0x5f0 [ 77.592997][ T4936] btrfs_end_transaction+0x24/0x34 [ 77.593936][ T4936] btrfs_inc_block_group_ro+0x4ec/0x558 [ 77.594842][ T4936] btrfs_relocate_block_group+0x2b8/0x8a4 [ 77.595847][ T4936] btrfs_relocate_chunk+0xb8/0x280 [ 77.596648][ T4936] __btrfs_balance+0x112c/0x1b9c [ 77.597493][ T4936] btrfs_balance+0xac8/0x113c [ 77.598301][ T4936] btrfs_ioctl_balance+0x4cc/0x658 [ 77.599118][ T4936] btrfs_ioctl+0x20c/0xa8c [ 77.599837][ T4936] __arm64_sys_ioctl+0x14c/0x1c8 [ 77.600676][ T4936] invoke_syscall+0x98/0x2b0 [ 77.601426][ T4936] el0_svc_common+0x138/0x258 [ 77.602188][ T4936] do_el0_svc+0x58/0x13c [ 77.602863][ T4936] el0_svc+0x78/0x1d0 [ 77.603550][ T4936] el0t_64_sync_handler+0xcc/0xe4 [ 77.604430][ T4936] el0t_64_sync+0x1a0/0x1a4 [ 77.605217][ T4936] irq event stamp: 79864 [ 77.605908][ T4936] hardirqs last enabled at (79863): [] __up_console_sem+0xb4/0xfc [ 77.607567][ T4936] hardirqs last disabled at (79864): [] el1_dbg+0x24/0x80 [ 77.609124][ T4936] softirqs last enabled at (79850): [] handle_softirqs+0xa40/0xbe4 [ 77.610787][ T4936] softirqs last disabled at (79815): [] __irq_exit_rcu+0x240/0x43c [ 77.612414][ T4936] ---[ end trace 8a0fb7a89146872b ]--- [ 77.614477][ T4936] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 77.616334][ T4936] BTRFS info (device loop0): forced readonly [ 77.617410][ T4936] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 77.619226][ T4936] BTRFS info (device loop0): balance: ended with status: -30 [ 77.760764][ T4958] loop0: detected capacity change from 0 to 32768 [ 77.768111][ T4958] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.18 (4958) [ 77.772796][ T4958] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 77.774444][ T4958] BTRFS info (device loop0): force zlib compression, level 3 [ 77.775738][ T4958] BTRFS info (device loop0): force clearing of disk cache [ 77.776925][ T4958] BTRFS info (device loop0): setting nodatasum [ 77.777975][ T4958] BTRFS info (device loop0): allowing degraded mounts [ 77.779138][ T4958] BTRFS info (device loop0): enabling disk space caching [ 77.780288][ T4958] BTRFS info (device loop0): disk space caching is enabled [ 77.781480][ T4958] BTRFS info (device loop0): has skinny extents [ 77.791167][ T4958] BTRFS info (device loop0): clearing free space tree [ 77.792496][ T4958] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 77.794157][ T4958] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 77.800068][ T4958] BTRFS info (device loop0): balance: start -susage=12582912,drange=8796093022212..7,limit=10376293541461622786,limit=2..2415919104 [ 77.803017][ T4958] ------------[ cut here ]------------ [ 77.804114][ T4958] WARNING: CPU: 0 PID: 4958 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 77.805997][ T4958] Modules linked in: [ 77.806624][ T4958] CPU: 0 PID: 4958 Comm: syz.0.18 Tainted: G W syzkaller #0 [ 77.808037][ T4958] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 77.809755][ T4958] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 77.811057][ T4958] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 77.812271][ T4958] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 77.813416][ T4958] sp : ffff8000200b7540 [ 77.814106][ T4958] x29: ffff8000200b7710 x28: ffff0000d62571b0 x27: 1fffe0001bcc9ad2 [ 77.815367][ T4958] x26: 1fffe0001ac4ae0b x25: ffff0000d6257050 x24: dfff800000000000 [ 77.816719][ T4958] x23: ffff0000de64d688 x22: 1fffe0001ac4ae0a x21: ffff0000d6257058 [ 77.818096][ T4958] x20: 00000000ffffffe4 x19: ffff0000e7c9d9d0 x18: 0000000000000001 [ 77.819426][ T4958] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 77.820753][ T4958] x14: 0000000000000001 x13: 1fffe000341f05ab x12: 0000000000ff0100 [ 77.821999][ T4958] x11: 0000000000000000 x10: 0000000000000000 x9 : bfa4fa0bba59ab00 [ 77.823346][ T4958] x8 : bfa4fa0bba59ab00 x7 : 0000000000000001 x6 : 0000000000000001 [ 77.824731][ T4958] x5 : ffff8000200b6e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 77.826112][ T4958] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 77.827454][ T4958] Call trace: [ 77.827995][ T4958] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 77.829043][ T4958] __btrfs_end_transaction+0x13c/0x5f0 [ 77.829949][ T4958] btrfs_end_transaction+0x24/0x34 [ 77.830776][ T4958] btrfs_inc_block_group_ro+0x4ec/0x558 [ 77.831666][ T4958] btrfs_relocate_block_group+0x2b8/0x8a4 [ 77.832655][ T4958] btrfs_relocate_chunk+0xb8/0x280 [ 77.833538][ T4958] __btrfs_balance+0x112c/0x1b9c [ 77.834391][ T4958] btrfs_balance+0xac8/0x113c [ 77.835169][ T4958] btrfs_ioctl_balance+0x4cc/0x658 [ 77.836011][ T4958] btrfs_ioctl+0x20c/0xa8c [ 77.836698][ T4958] __arm64_sys_ioctl+0x14c/0x1c8 [ 77.837553][ T4958] invoke_syscall+0x98/0x2b0 [ 77.838380][ T4958] el0_svc_common+0x138/0x258 [ 77.839163][ T4958] do_el0_svc+0x58/0x13c [ 77.839900][ T4958] el0_svc+0x78/0x1d0 [ 77.840577][ T4958] el0t_64_sync_handler+0xcc/0xe4 [ 77.841400][ T4958] el0t_64_sync+0x1a0/0x1a4 [ 77.842111][ T4958] irq event stamp: 80470 [ 77.842762][ T4958] hardirqs last enabled at (80469): [] __up_console_sem+0xb4/0xfc [ 77.844343][ T4958] hardirqs last disabled at (80470): [] el1_dbg+0x24/0x80 [ 77.845769][ T4958] softirqs last enabled at (80384): [] handle_softirqs+0xa40/0xbe4 [ 77.847411][ T4958] softirqs last disabled at (80371): [] __irq_exit_rcu+0x240/0x43c [ 77.849038][ T4958] ---[ end trace 8a0fb7a89146872c ]--- [ 77.852163][ T4958] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 77.854413][ T4958] BTRFS info (device loop0): forced readonly [ 77.855419][ T4958] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 77.857829][ T4958] BTRFS info (device loop0): balance: ended with status: -30 [ 77.916885][ T136] device hsr_slave_0 left promiscuous mode [ 77.950889][ T136] device hsr_slave_1 left promiscuous mode [ 78.007637][ T4980] loop0: detected capacity change from 0 to 32768 [ 78.044359][ T4980] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.19 (4980) [ 78.062394][ T136] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 78.063707][ T136] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 78.065338][ T136] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 78.066476][ T136] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 78.067886][ T136] device bridge_slave_1 left promiscuous mode [ 78.068963][ T136] bridge0: port 2(bridge_slave_1) entered disabled state [ 78.084235][ T4980] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 78.085881][ T4980] BTRFS info (device loop0): force zlib compression, level 3 [ 78.087516][ T4980] BTRFS info (device loop0): force clearing of disk cache [ 78.088668][ T4980] BTRFS info (device loop0): setting nodatasum [ 78.089737][ T4980] BTRFS info (device loop0): allowing degraded mounts [ 78.090870][ T4980] BTRFS info (device loop0): enabling disk space caching [ 78.092010][ T4980] BTRFS info (device loop0): disk space caching is enabled [ 78.094830][ T136] device bridge_slave_0 left promiscuous mode [ 78.095971][ T136] bridge0: port 1(bridge_slave_0) entered disabled state [ 78.097657][ T4980] BTRFS info (device loop0): has skinny extents [ 78.118470][ T4980] BTRFS info (device loop0): clearing free space tree [ 78.119685][ T4980] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 78.121292][ T4980] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 78.127990][ T4980] BTRFS info (device loop0): balance: start -susage=12582912,drange=8796093022212..7,limit=10376293541461622786,limit=2..2415919104 [ 78.130642][ T4980] ------------[ cut here ]------------ [ 78.131649][ T4980] WARNING: CPU: 1 PID: 4980 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 78.133543][ T4980] Modules linked in: [ 78.134199][ T4980] CPU: 1 PID: 4980 Comm: syz.0.19 Tainted: G W syzkaller #0 [ 78.135687][ T4980] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 78.137449][ T4980] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 78.138785][ T4980] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 78.139852][ T4980] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 78.140940][ T4980] sp : ffff80001ff97540 [ 78.141638][ T4980] x29: ffff80001ff97710 x28: ffff0000cfba21b0 x27: 1fffe0001bccdc64 [ 78.143001][ T4980] x26: 1fffe00019f7440b x25: ffff0000cfba2050 x24: dfff800000000000 [ 78.144434][ T4980] x23: ffff0000de66e318 x22: 1fffe00019f7440a x21: ffff0000cfba2058 [ 78.145833][ T4980] x20: 00000000ffffffe4 x19: ffff0000dc0a59d0 x18: 0000000000000001 [ 78.147201][ T4980] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 78.148544][ T4980] x14: 0000000000000001 x13: 1fffe000341f47ab x12: 0000000000ff0100 [ 78.149929][ T4980] x11: 0000000000000000 x10: 0000000000000000 x9 : e66667fb85eb1f00 [ 78.151296][ T4980] x8 : e66667fb85eb1f00 x7 : 0000000000000001 x6 : 0000000000000001 [ 78.152649][ T4980] x5 : ffff80001ff96e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 78.154032][ T4980] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 78.155448][ T4980] Call trace: [ 78.156003][ T4980] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 78.157067][ T4980] __btrfs_end_transaction+0x13c/0x5f0 [ 78.157990][ T4980] btrfs_end_transaction+0x24/0x34 [ 78.158862][ T4980] btrfs_inc_block_group_ro+0x4ec/0x558 [ 78.159750][ T4980] btrfs_relocate_block_group+0x2b8/0x8a4 [ 78.160677][ T4980] btrfs_relocate_chunk+0xb8/0x280 [ 78.161541][ T4980] __btrfs_balance+0x112c/0x1b9c [ 78.162378][ T4980] btrfs_balance+0xac8/0x113c [ 78.163204][ T4980] btrfs_ioctl_balance+0x4cc/0x658 [ 78.164062][ T4980] btrfs_ioctl+0x20c/0xa8c [ 78.164866][ T4980] __arm64_sys_ioctl+0x14c/0x1c8 [ 78.165721][ T4980] invoke_syscall+0x98/0x2b0 [ 78.166475][ T4980] el0_svc_common+0x138/0x258 [ 78.167250][ T4980] do_el0_svc+0x58/0x13c [ 78.167970][ T4980] el0_svc+0x78/0x1d0 [ 78.168635][ T4980] el0t_64_sync_handler+0xcc/0xe4 [ 78.169460][ T4980] el0t_64_sync+0x1a0/0x1a4 [ 78.170203][ T4980] irq event stamp: 79388 [ 78.170933][ T4980] hardirqs last enabled at (79387): [] __up_console_sem+0xb4/0xfc [ 78.172592][ T4980] hardirqs last disabled at (79388): [] el1_dbg+0x24/0x80 [ 78.173989][ T4980] softirqs last enabled at (78908): [] local_bh_enable+0x10/0x34 [ 78.175549][ T4980] softirqs last disabled at (78906): [] local_bh_disable+0x10/0x34 [ 78.177115][ T4980] ---[ end trace 8a0fb7a89146872d ]--- [ 78.178285][ T4980] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 78.179951][ T4980] BTRFS info (device loop0): forced readonly [ 78.180959][ T4980] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 78.184406][ T4980] BTRFS info (device loop0): balance: ended with status: -30 [ 78.253626][ T136] device veth1_macvtap left promiscuous mode [ 78.254778][ T136] device veth0_macvtap left promiscuous mode [ 78.255808][ T136] device veth1_vlan left promiscuous mode [ 78.257044][ T136] device veth0_vlan left promiscuous mode [ 78.365616][ T136] team0 (unregistering): Port device team_slave_1 removed [ 78.370517][ T136] team0 (unregistering): Port device team_slave_0 removed [ 78.375295][ T136] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 78.376145][ T5001] loop0: detected capacity change from 0 to 32768 [ 78.406625][ T5001] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.20 (5001) [ 78.411807][ T5001] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 78.414035][ T5001] BTRFS info (device loop0): force zlib compression, level 3 [ 78.415532][ T5001] BTRFS info (device loop0): force clearing of disk cache [ 78.416919][ T5001] BTRFS info (device loop0): setting nodatasum [ 78.417879][ T5001] BTRFS info (device loop0): allowing degraded mounts [ 78.418921][ T5001] BTRFS info (device loop0): enabling disk space caching [ 78.420072][ T5001] BTRFS info (device loop0): disk space caching is enabled [ 78.421295][ T5001] BTRFS info (device loop0): has skinny extents [ 78.421562][ T136] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 78.431119][ T5001] BTRFS info (device loop0): clearing free space tree [ 78.432526][ T5001] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 78.434076][ T5001] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 78.439682][ T5001] BTRFS info (device loop0): balance: start -susage=12582912,drange=8796093022212..7,limit=10376293541461622786,limit=2..2415919104 [ 78.442701][ T5001] ------------[ cut here ]------------ [ 78.443733][ T5001] WARNING: CPU: 1 PID: 5001 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 78.445706][ T5001] Modules linked in: [ 78.446366][ T5001] CPU: 1 PID: 5001 Comm: syz.0.20 Tainted: G W syzkaller #0 [ 78.447797][ T5001] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 78.449483][ T5001] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 78.450812][ T5001] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 78.451937][ T5001] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 78.453046][ T5001] sp : ffff8000201f7540 [ 78.453774][ T5001] x29: ffff8000201f7710 x28: ffff0000d61519b0 x27: 1fffe0001bccdca6 [ 78.455108][ T5001] x26: 1fffe0001ac2a30b x25: ffff0000d6151850 x24: dfff800000000000 [ 78.456506][ T5001] x23: ffff0000de66e528 x22: 1fffe0001ac2a30a x21: ffff0000d6151858 [ 78.457874][ T5001] x20: 00000000ffffffe4 x19: ffff0000dd7719d0 x18: 0000000000000001 [ 78.459205][ T5001] x17: 0000000000000000 x16: ffff8000083049fc x15: 00000000ffffffff [ 78.460539][ T5001] x14: 0000000000000001 x13: 1ffff0000403edc8 x12: 0000000000ff0100 [ 78.461889][ T5001] x11: 0000000000000000 x10: 0000000000000000 x9 : 90879020b0d34200 [ 78.463217][ T5001] x8 : 90879020b0d34200 x7 : 0000000000000001 x6 : 0000000000000001 [ 78.464532][ T5001] x5 : ffff8000201f6e58 x4 : ffff80001437f3e0 x3 : ffff800008304b0c [ 78.465829][ T5001] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 78.467124][ T5001] Call trace: [ 78.467677][ T5001] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 78.468699][ T5001] __btrfs_end_transaction+0x13c/0x5f0 [ 78.469581][ T5001] btrfs_end_transaction+0x24/0x34 [ 78.470458][ T5001] btrfs_inc_block_group_ro+0x4ec/0x558 [ 78.471368][ T5001] btrfs_relocate_block_group+0x2b8/0x8a4 [ 78.472310][ T5001] btrfs_relocate_chunk+0xb8/0x280 [ 78.473119][ T5001] __btrfs_balance+0x112c/0x1b9c [ 78.473975][ T5001] btrfs_balance+0xac8/0x113c [ 78.474774][ T5001] btrfs_ioctl_balance+0x4cc/0x658 [ 78.475633][ T5001] btrfs_ioctl+0x20c/0xa8c [ 78.476392][ T5001] __arm64_sys_ioctl+0x14c/0x1c8 [ 78.477239][ T5001] invoke_syscall+0x98/0x2b0 [ 78.478050][ T5001] el0_svc_common+0x138/0x258 [ 78.478876][ T5001] do_el0_svc+0x58/0x13c [ 78.479597][ T5001] el0_svc+0x78/0x1d0 [ 78.480305][ T5001] el0t_64_sync_handler+0xcc/0xe4 [ 78.481202][ T5001] el0t_64_sync+0x1a0/0x1a4 [ 78.481967][ T5001] irq event stamp: 79966 [ 78.482698][ T5001] hardirqs last enabled at (79965): [] __up_console_sem+0xb4/0xfc [ 78.484281][ T5001] hardirqs last disabled at (79966): [] el1_dbg+0x24/0x80 [ 78.485802][ T5001] softirqs last enabled at (79920): [] handle_softirqs+0xa40/0xbe4 [ 78.487462][ T5001] softirqs last disabled at (79909): [] __irq_exit_rcu+0x240/0x43c [ 78.489056][ T5001] ---[ end trace 8a0fb7a89146872e ]--- [ 78.490357][ T5001] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 78.492083][ T5001] BTRFS info (device loop0): forced readonly [ 78.502464][ T5001] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 78.504418][ T5001] BTRFS info (device loop0): balance: ended with status: -30 [ 78.586770][ T136] bond0 (unregistering): Released all slaves [ 78.647069][ T5023] loop0: detected capacity change from 0 to 32768 [ 78.686433][ T5023] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.21 (5023) [ 78.691194][ T5023] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 78.692841][ T5023] BTRFS info (device loop0): force zlib compression, level 3 [ 78.694056][ T5023] BTRFS info (device loop0): force clearing of disk cache [ 78.695287][ T5023] BTRFS info (device loop0): setting nodatasum [ 78.696370][ T5023] BTRFS info (device loop0): allowing degraded mounts [ 78.697428][ T5023] BTRFS info (device loop0): enabling disk space caching [ 78.698562][ T5023] BTRFS info (device loop0): disk space caching is enabled [ 78.699737][ T5023] BTRFS info (device loop0): has skinny extents [ 78.709140][ T5023] BTRFS info (device loop0): clearing free space tree [ 78.710405][ T5023] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 78.711913][ T5023] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 78.717591][ T5023] BTRFS info (device loop0): balance: start -susage=12582912,drange=8796093022212..7,limit=10376293541461622786,limit=2..2415919104 [ 78.720964][ T5023] ------------[ cut here ]------------ [ 78.722167][ T5023] WARNING: CPU: 0 PID: 5023 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 78.724030][ T5023] Modules linked in: [ 78.724726][ T5023] CPU: 0 PID: 5023 Comm: syz.0.21 Tainted: G W syzkaller #0 [ 78.726114][ T5023] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 78.727794][ T5023] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 78.729197][ T5023] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 78.730278][ T5023] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 78.731338][ T5023] sp : ffff80001ff97540 [ 78.731976][ T5023] x29: ffff80001ff97710 x28: ffff0000d594b9b0 x27: 1fffe0001bcc9b14 [ 78.733221][ T5023] x26: 1fffe0001ab2970b x25: ffff0000d594b850 x24: dfff800000000000 [ 78.734533][ T5023] x23: ffff0000de64d898 x22: 1fffe0001ab2970a x21: ffff0000d594b858 [ 78.735819][ T5023] x20: 00000000ffffffe4 x19: ffff0000d40e59d0 x18: 0000000000000001 [ 78.737142][ T5023] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 78.738486][ T5023] x14: 0000000000000001 x13: 1fffe000341f05ab x12: 0000000000ff0100 [ 78.739860][ T5023] x11: 0000000000000000 x10: 0000000000000000 x9 : 603c7e7de51af600 [ 78.741228][ T5023] x8 : 603c7e7de51af600 x7 : 0000000000000001 x6 : 0000000000000001 [ 78.742601][ T5023] x5 : ffff80001ff96e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 78.744024][ T5023] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 78.745371][ T5023] Call trace: [ 78.745908][ T5023] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 78.746983][ T5023] __btrfs_end_transaction+0x13c/0x5f0 [ 78.747865][ T5023] btrfs_end_transaction+0x24/0x34 [ 78.748749][ T5023] btrfs_inc_block_group_ro+0x4ec/0x558 [ 78.749644][ T5023] btrfs_relocate_block_group+0x2b8/0x8a4 [ 78.750617][ T5023] btrfs_relocate_chunk+0xb8/0x280 [ 78.751469][ T5023] __btrfs_balance+0x112c/0x1b9c [ 78.752335][ T5023] btrfs_balance+0xac8/0x113c [ 78.753172][ T5023] btrfs_ioctl_balance+0x4cc/0x658 [ 78.754090][ T5023] btrfs_ioctl+0x20c/0xa8c [ 78.754931][ T5023] __arm64_sys_ioctl+0x14c/0x1c8 [ 78.755769][ T5023] invoke_syscall+0x98/0x2b0 [ 78.756547][ T5023] el0_svc_common+0x138/0x258 [ 78.757404][ T5023] do_el0_svc+0x58/0x13c [ 78.758176][ T5023] el0_svc+0x78/0x1d0 [ 78.758854][ T5023] el0t_64_sync_handler+0xcc/0xe4 [ 78.759788][ T5023] el0t_64_sync+0x1a0/0x1a4 [ 78.760618][ T5023] irq event stamp: 80470 [ 78.761332][ T5023] hardirqs last enabled at (80469): [] __up_console_sem+0xb4/0xfc [ 78.762960][ T5023] hardirqs last disabled at (80470): [] el1_dbg+0x24/0x80 [ 78.764548][ T5023] softirqs last enabled at (79624): [] local_bh_enable+0x10/0x34 [ 78.766221][ T5023] softirqs last disabled at (79622): [] local_bh_disable+0x10/0x34 [ 78.767811][ T5023] ---[ end trace 8a0fb7a89146872f ]--- [ 78.773060][ T5023] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 78.774833][ T5023] BTRFS info (device loop0): forced readonly [ 78.775888][ T5023] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 78.777717][ T5023] BTRFS info (device loop0): balance: ended with status: -30 [ 78.832440][ T4926] Bluetooth: hci0: command 0x0419 tx timeout [ 78.959167][ T5045] loop0: detected capacity change from 0 to 32768 [ 78.997460][ T5045] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.22 (5045) [ 79.002988][ T5045] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 79.004593][ T5045] BTRFS info (device loop0): force zlib compression, level 3 [ 79.028359][ T5045] ------------[ cut here ]------------ [ 79.029409][ T5045] WARNING: CPU: 1 PID: 5045 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 79.031220][ T5045] Modules linked in: [ 79.031844][ T5045] CPU: 1 PID: 5045 Comm: syz.0.22 Tainted: G W syzkaller #0 [ 79.033242][ T5045] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 79.034970][ T5045] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 79.036212][ T5045] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 79.037299][ T5045] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 79.038395][ T5045] sp : ffff800020a17540 [ 79.039053][ T5045] x29: ffff800020a17710 x28: ffff0000c26ac1b0 x27: 1fffe0001bccdce8 [ 79.040402][ T5045] x26: 1fffe000184d580b x25: ffff0000c26ac050 x24: dfff800000000000 [ 79.041721][ T5045] x23: ffff0000de66e738 x22: 1fffe000184d580a x21: ffff0000c26ac058 [ 79.043023][ T5045] x20: 00000000ffffffe4 x19: ffff0000e7add9d0 x18: 0000000000000001 [ 79.044392][ T5045] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 79.045799][ T5045] x14: 0000000000000001 x13: 1fffe000341f47ab x12: 0000000000ff0100 [ 79.047099][ T5045] x11: 0000000000000000 x10: 0000000000000000 x9 : cc5a508ff1cd4700 [ 79.048499][ T5045] x8 : cc5a508ff1cd4700 x7 : 0000000000000001 x6 : 0000000000000001 [ 79.049871][ T5045] x5 : ffff800020a16e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 79.051302][ T5045] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 79.052657][ T5045] Call trace: [ 79.053275][ T5045] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 79.054361][ T5045] __btrfs_end_transaction+0x13c/0x5f0 [ 79.055275][ T5045] btrfs_end_transaction+0x24/0x34 [ 79.056079][ T5045] btrfs_inc_block_group_ro+0x4ec/0x558 [ 79.057062][ T5045] btrfs_relocate_block_group+0x2b8/0x8a4 [ 79.057991][ T5045] btrfs_relocate_chunk+0xb8/0x280 [ 79.058892][ T5045] __btrfs_balance+0x112c/0x1b9c [ 79.059714][ T5045] btrfs_balance+0xac8/0x113c [ 79.060512][ T5045] btrfs_ioctl_balance+0x4cc/0x658 [ 79.061466][ T5045] btrfs_ioctl+0x20c/0xa8c [ 79.062221][ T5045] __arm64_sys_ioctl+0x14c/0x1c8 [ 79.063090][ T5045] invoke_syscall+0x98/0x2b0 [ 79.063845][ T5045] el0_svc_common+0x138/0x258 [ 79.064656][ T5045] do_el0_svc+0x58/0x13c [ 79.065381][ T5045] el0_svc+0x78/0x1d0 [ 79.066032][ T5045] el0t_64_sync_handler+0xcc/0xe4 [ 79.066939][ T5045] el0t_64_sync+0x1a0/0x1a4 [ 79.067697][ T5045] irq event stamp: 79164 [ 79.068437][ T5045] hardirqs last enabled at (79163): [] __up_console_sem+0xb4/0xfc [ 79.070028][ T5045] hardirqs last disabled at (79164): [] el1_dbg+0x24/0x80 [ 79.071485][ T5045] softirqs last enabled at (78730): [] local_bh_enable+0x10/0x34 [ 79.073010][ T5045] softirqs last disabled at (78728): [] local_bh_disable+0x10/0x34 [ 79.074625][ T5045] ---[ end trace 8a0fb7a891468730 ]--- [ 79.076446][ T5045] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 79.078687][ T5045] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 79.232800][ T5067] loop0: detected capacity change from 0 to 32768 [ 79.239937][ T5067] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.23 (5067) [ 79.277221][ T5067] ------------[ cut here ]------------ [ 79.278269][ T5067] WARNING: CPU: 1 PID: 5067 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 79.280047][ T5067] Modules linked in: [ 79.280674][ T5067] CPU: 1 PID: 5067 Comm: syz.0.23 Tainted: G W syzkaller #0 [ 79.282126][ T5067] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 79.283827][ T5067] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 79.285082][ T5067] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 79.286262][ T5067] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 79.287321][ T5067] sp : ffff800020a17540 [ 79.288006][ T5067] x29: ffff800020a17710 x28: ffff0000cd0031b0 x27: 1fffe0001bccdd2a [ 79.289446][ T5067] x26: 1fffe00019a0060b x25: ffff0000cd003050 x24: dfff800000000000 [ 79.290757][ T5067] x23: ffff0000de66e948 x22: 1fffe00019a0060a x21: ffff0000cd003058 [ 79.292061][ T5067] x20: 00000000ffffffe4 x19: ffff0000e7add9d0 x18: 0000000000000001 [ 79.293471][ T5067] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 79.294847][ T5067] x14: 0000000000000001 x13: 1fffe000341f47ab x12: 0000000000ff0100 [ 79.296217][ T5067] x11: 0000000000000000 x10: 0000000000000000 x9 : 9cb7698cdbb7ab00 [ 79.297573][ T5067] x8 : 9cb7698cdbb7ab00 x7 : 0000000000000001 x6 : 0000000000000001 [ 79.298941][ T5067] x5 : ffff800020a16e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 79.300271][ T5067] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 79.301722][ T5067] Call trace: [ 79.302265][ T5067] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 79.303272][ T5067] __btrfs_end_transaction+0x13c/0x5f0 [ 79.304152][ T5067] btrfs_end_transaction+0x24/0x34 [ 79.305011][ T5067] btrfs_inc_block_group_ro+0x4ec/0x558 [ 79.305993][ T5067] btrfs_relocate_block_group+0x2b8/0x8a4 [ 79.306995][ T5067] btrfs_relocate_chunk+0xb8/0x280 [ 79.307936][ T5067] __btrfs_balance+0x112c/0x1b9c [ 79.308856][ T5067] btrfs_balance+0xac8/0x113c [ 79.309663][ T5067] btrfs_ioctl_balance+0x4cc/0x658 [ 79.310568][ T5067] btrfs_ioctl+0x20c/0xa8c [ 79.311305][ T5067] __arm64_sys_ioctl+0x14c/0x1c8 [ 79.312139][ T5067] invoke_syscall+0x98/0x2b0 [ 79.312935][ T5067] el0_svc_common+0x138/0x258 [ 79.313768][ T5067] do_el0_svc+0x58/0x13c [ 79.314468][ T5067] el0_svc+0x78/0x1d0 [ 79.315183][ T5067] el0t_64_sync_handler+0xcc/0xe4 [ 79.316073][ T5067] el0t_64_sync+0x1a0/0x1a4 [ 79.316882][ T5067] irq event stamp: 80074 [ 79.317602][ T5067] hardirqs last enabled at (80073): [] __up_console_sem+0xb4/0xfc [ 79.319171][ T5067] hardirqs last disabled at (80074): [] el1_dbg+0x24/0x80 [ 79.320689][ T5067] softirqs last enabled at (79698): [] local_bh_enable+0x10/0x34 [ 79.322252][ T5067] softirqs last disabled at (79696): [] local_bh_disable+0x10/0x34 [ 79.323905][ T5067] ---[ end trace 8a0fb7a891468731 ]--- [ 79.325258][ T5067] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 79.327244][ T5067] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 79.464947][ T5089] loop0: detected capacity change from 0 to 32768 [ 79.505713][ T5089] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.24 (5089) [ 79.568009][ T5089] ------------[ cut here ]------------ [ 79.569151][ T5089] WARNING: CPU: 1 PID: 5089 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 79.571063][ T5089] Modules linked in: [ 79.571725][ T5089] CPU: 1 PID: 5089 Comm: syz.0.24 Tainted: G W syzkaller #0 [ 79.573233][ T5089] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 79.575067][ T5089] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 79.576421][ T5089] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 79.577604][ T5089] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 79.578687][ T5089] sp : ffff800020a17540 [ 79.579381][ T5089] x29: ffff800020a17710 x28: ffff0000dc75a1b0 x27: 1fffe0001bccdd6c [ 79.580755][ T5089] x26: 1fffe0001b8eb40b x25: ffff0000dc75a050 x24: dfff800000000000 [ 79.582151][ T5089] x23: ffff0000de66eb58 x22: 1fffe0001b8eb40a x21: ffff0000dc75a058 [ 79.583549][ T5089] x20: 00000000ffffffe4 x19: ffff0000e7add9d0 x18: 0000000000000001 [ 79.584906][ T5089] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 79.586286][ T5089] x14: 0000000000000001 x13: 1fffe000341f47ab x12: 0000000000ff0100 [ 79.587619][ T5089] x11: 0000000000000000 x10: 0000000000000000 x9 : 23df34069e98dd00 [ 79.588934][ T5089] x8 : 23df34069e98dd00 x7 : 0000000000000001 x6 : 0000000000000001 [ 79.590377][ T5089] x5 : ffff800020a16e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 79.591791][ T5089] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 79.593178][ T5089] Call trace: [ 79.593744][ T5089] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 79.594839][ T5089] __btrfs_end_transaction+0x13c/0x5f0 [ 79.595827][ T5089] btrfs_end_transaction+0x24/0x34 [ 79.596706][ T5089] btrfs_inc_block_group_ro+0x4ec/0x558 [ 79.597615][ T5089] btrfs_relocate_block_group+0x2b8/0x8a4 [ 79.598582][ T5089] btrfs_relocate_chunk+0xb8/0x280 [ 79.599476][ T5089] __btrfs_balance+0x112c/0x1b9c [ 79.600338][ T5089] btrfs_balance+0xac8/0x113c [ 79.601106][ T5089] btrfs_ioctl_balance+0x4cc/0x658 [ 79.601933][ T5089] btrfs_ioctl+0x20c/0xa8c [ 79.602657][ T5089] __arm64_sys_ioctl+0x14c/0x1c8 [ 79.603479][ T5089] invoke_syscall+0x98/0x2b0 [ 79.604233][ T5089] el0_svc_common+0x138/0x258 [ 79.605023][ T5089] do_el0_svc+0x58/0x13c [ 79.605713][ T5089] el0_svc+0x78/0x1d0 [ 79.606425][ T5089] el0t_64_sync_handler+0xcc/0xe4 [ 79.607260][ T5089] el0t_64_sync+0x1a0/0x1a4 [ 79.608009][ T5089] irq event stamp: 79900 [ 79.608707][ T5089] hardirqs last enabled at (79899): [] __up_console_sem+0xb4/0xfc [ 79.610353][ T5089] hardirqs last disabled at (79900): [] el1_dbg+0x24/0x80 [ 79.611860][ T5089] softirqs last enabled at (79540): [] local_bh_enable+0x10/0x34 [ 79.613444][ T5089] softirqs last disabled at (79538): [] local_bh_disable+0x10/0x34 [ 79.615018][ T5089] ---[ end trace 8a0fb7a891468732 ]--- [ 79.617026][ T5089] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 79.618876][ T5089] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 79.768169][ T5111] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.25 (5111) [ 79.898335][ T5111] ------------[ cut here ]------------ [ 79.899508][ T5111] WARNING: CPU: 0 PID: 5111 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 79.901339][ T5111] Modules linked in: [ 79.901975][ T5111] CPU: 0 PID: 5111 Comm: syz.0.25 Tainted: G W syzkaller #0 [ 79.903428][ T5111] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 79.905163][ T5111] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 79.906542][ T5111] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 79.907653][ T5111] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 79.908799][ T5111] sp : ffff800020a17540 [ 79.909487][ T5111] x29: ffff800020a17710 x28: ffff0000d9ab91b0 x27: 1fffe0001bcc9b56 [ 79.910849][ T5111] x26: 1fffe0001b35720b x25: ffff0000d9ab9050 x24: dfff800000000000 [ 79.912167][ T5111] x23: ffff0000de64daa8 x22: 1fffe0001b35720a x21: ffff0000d9ab9058 [ 79.913614][ T5111] x20: 00000000ffffffe4 x19: ffff0000e7add9d0 x18: 0000000000000001 [ 79.914984][ T5111] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 79.916303][ T5111] x14: 0000000000000001 x13: 1fffe000341f05ab x12: 0000000000ff0100 [ 79.917710][ T5111] x11: 0000000000000000 x10: 0000000000000000 x9 : 435a03250ab3bc00 [ 79.919111][ T5111] x8 : 435a03250ab3bc00 x7 : 0000000000000001 x6 : 0000000000000001 [ 79.920492][ T5111] x5 : ffff800020a16e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 79.921900][ T5111] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 79.923280][ T5111] Call trace: [ 79.923831][ T5111] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 79.924908][ T5111] __btrfs_end_transaction+0x13c/0x5f0 [ 79.925833][ T5111] btrfs_end_transaction+0x24/0x34 [ 79.926694][ T5111] btrfs_inc_block_group_ro+0x4ec/0x558 [ 79.927593][ T5111] btrfs_relocate_block_group+0x2b8/0x8a4 [ 79.928586][ T5111] btrfs_relocate_chunk+0xb8/0x280 [ 79.929451][ T5111] __btrfs_balance+0x112c/0x1b9c [ 79.930262][ T5111] btrfs_balance+0xac8/0x113c [ 79.931046][ T5111] btrfs_ioctl_balance+0x4cc/0x658 [ 79.931851][ T5111] btrfs_ioctl+0x20c/0xa8c [ 79.932549][ T5111] __arm64_sys_ioctl+0x14c/0x1c8 [ 79.933360][ T5111] invoke_syscall+0x98/0x2b0 [ 79.934072][ T5111] el0_svc_common+0x138/0x258 [ 79.934893][ T5111] do_el0_svc+0x58/0x13c [ 79.935636][ T5111] el0_svc+0x78/0x1d0 [ 79.936348][ T5111] el0t_64_sync_handler+0xcc/0xe4 [ 79.937177][ T5111] el0t_64_sync+0x1a0/0x1a4 [ 79.937892][ T5111] irq event stamp: 80360 [ 79.938646][ T5111] hardirqs last enabled at (80359): [] __up_console_sem+0xb4/0xfc [ 79.940270][ T5111] hardirqs last disabled at (80360): [] el1_dbg+0x24/0x80 [ 79.941821][ T5111] softirqs last enabled at (79986): [] local_bh_enable+0x10/0x34 [ 79.943455][ T5111] softirqs last disabled at (79984): [] local_bh_disable+0x10/0x34 [ 79.945021][ T5111] ---[ end trace 8a0fb7a891468733 ]--- [ 79.952481][ T5111] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 79.955108][ T5111] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 80.177277][ T5134] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.26 (5134) [ 80.206795][ T5134] ------------[ cut here ]------------ [ 80.207836][ T5134] WARNING: CPU: 1 PID: 5134 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 80.209695][ T5134] Modules linked in: [ 80.210323][ T5134] CPU: 1 PID: 5134 Comm: syz.0.26 Tainted: G W syzkaller #0 [ 80.211744][ T5134] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 80.213387][ T5134] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 80.214706][ T5134] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 80.215797][ T5134] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 80.216895][ T5134] sp : ffff800020eb7540 [ 80.217539][ T5134] x29: ffff800020eb7710 x28: ffff0000ca1011b0 x27: 1fffe0001bccdd98 [ 80.218942][ T5134] x26: 1fffe0001942020b x25: ffff0000ca101050 x24: dfff800000000000 [ 80.220285][ T5134] x23: ffff0000de66ecb8 x22: 1fffe0001942020a x21: ffff0000ca101058 [ 80.221612][ T5134] x20: 00000000ffffffe4 x19: ffff0000ec0759d0 x18: 0000000000000001 [ 80.222970][ T5134] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 80.224341][ T5134] x14: 0000000000000001 x13: 1fffe000341f47ab x12: 0000000000ff0100 [ 80.225675][ T5134] x11: 0000000000000000 x10: 0000000000000000 x9 : a64605a989b59d00 [ 80.227060][ T5134] x8 : a64605a989b59d00 x7 : 0000000000000001 x6 : 0000000000000001 [ 80.228441][ T5134] x5 : ffff800020eb6e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 80.229775][ T5134] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 80.231101][ T5134] Call trace: [ 80.231608][ T5134] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 80.232642][ T5134] __btrfs_end_transaction+0x13c/0x5f0 [ 80.233566][ T5134] btrfs_end_transaction+0x24/0x34 [ 80.234418][ T5134] btrfs_inc_block_group_ro+0x4ec/0x558 [ 80.235309][ T5134] btrfs_relocate_block_group+0x2b8/0x8a4 [ 80.236312][ T5134] btrfs_relocate_chunk+0xb8/0x280 [ 80.237127][ T5134] __btrfs_balance+0x112c/0x1b9c [ 80.237971][ T5134] btrfs_balance+0xac8/0x113c [ 80.238743][ T5134] btrfs_ioctl_balance+0x4cc/0x658 [ 80.239575][ T5134] btrfs_ioctl+0x20c/0xa8c [ 80.240267][ T5134] __arm64_sys_ioctl+0x14c/0x1c8 [ 80.241107][ T5134] invoke_syscall+0x98/0x2b0 [ 80.241891][ T5134] el0_svc_common+0x138/0x258 [ 80.242667][ T5134] do_el0_svc+0x58/0x13c [ 80.243378][ T5134] el0_svc+0x78/0x1d0 [ 80.244015][ T5134] el0t_64_sync_handler+0xcc/0xe4 [ 80.244886][ T5134] el0t_64_sync+0x1a0/0x1a4 [ 80.245615][ T5134] irq event stamp: 79486 [ 80.246365][ T5134] hardirqs last enabled at (79485): [] __up_console_sem+0xb4/0xfc [ 80.248005][ T5134] hardirqs last disabled at (79486): [] el1_dbg+0x24/0x80 [ 80.249522][ T5134] softirqs last enabled at (79094): [] local_bh_enable+0x10/0x34 [ 80.251169][ T5134] softirqs last disabled at (79092): [] local_bh_disable+0x10/0x34 [ 80.252786][ T5134] ---[ end trace 8a0fb7a891468734 ]--- [ 80.254384][ T5134] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 80.256311][ T5134] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 80.556445][ T5155] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.27 (5155) [ 80.582341][ T5155] ------------[ cut here ]------------ [ 80.583435][ T5155] WARNING: CPU: 1 PID: 5155 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 80.585299][ T5155] Modules linked in: [ 80.585894][ T5155] CPU: 1 PID: 5155 Comm: syz.0.27 Tainted: G W syzkaller #0 [ 80.587369][ T5155] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 80.589077][ T5155] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 80.590441][ T5155] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 80.591606][ T5155] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 80.592817][ T5155] sp : ffff800020a27540 [ 80.593522][ T5155] x29: ffff800020a27710 x28: ffff0000c15809b0 x27: 1fffe0001bccddda [ 80.594886][ T5155] x26: 1fffe000182b010b x25: ffff0000c1580850 x24: dfff800000000000 [ 80.596252][ T5155] x23: ffff0000de66eec8 x22: 1fffe000182b010a x21: ffff0000c1580858 [ 80.597618][ T5155] x20: 00000000ffffffe4 x19: ffff0000d03959d0 x18: 0000000000000001 [ 80.598994][ T5155] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 80.600367][ T5155] x14: 0000000000000001 x13: 1fffe000341f47ab x12: 0000000000ff0100 [ 80.601732][ T5155] x11: 0000000000000000 x10: 0000000000000000 x9 : 6259e2199ff04100 [ 80.603129][ T5155] x8 : 6259e2199ff04100 x7 : 0000000000000001 x6 : 0000000000000001 [ 80.604461][ T5155] x5 : ffff800020a26e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 80.605801][ T5155] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 80.607124][ T5155] Call trace: [ 80.607658][ T5155] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 80.608735][ T5155] __btrfs_end_transaction+0x13c/0x5f0 [ 80.609655][ T5155] btrfs_end_transaction+0x24/0x34 [ 80.610524][ T5155] btrfs_inc_block_group_ro+0x4ec/0x558 [ 80.611524][ T5155] btrfs_relocate_block_group+0x2b8/0x8a4 [ 80.612501][ T5155] btrfs_relocate_chunk+0xb8/0x280 [ 80.613382][ T5155] __btrfs_balance+0x112c/0x1b9c [ 80.614264][ T5155] btrfs_balance+0xac8/0x113c [ 80.615106][ T5155] btrfs_ioctl_balance+0x4cc/0x658 [ 80.615965][ T5155] btrfs_ioctl+0x20c/0xa8c [ 80.616774][ T5155] __arm64_sys_ioctl+0x14c/0x1c8 [ 80.617626][ T5155] invoke_syscall+0x98/0x2b0 [ 80.618421][ T5155] el0_svc_common+0x138/0x258 [ 80.619211][ T5155] do_el0_svc+0x58/0x13c [ 80.619950][ T5155] el0_svc+0x78/0x1d0 [ 80.620641][ T5155] el0t_64_sync_handler+0xcc/0xe4 [ 80.621480][ T5155] el0t_64_sync+0x1a0/0x1a4 [ 80.622216][ T5155] irq event stamp: 79016 [ 80.622948][ T5155] hardirqs last enabled at (79015): [] __up_console_sem+0xb4/0xfc [ 80.624540][ T5155] hardirqs last disabled at (79016): [] el1_dbg+0x24/0x80 [ 80.626061][ T5155] softirqs last enabled at (78992): [] handle_softirqs+0xa40/0xbe4 [ 80.627671][ T5155] softirqs last disabled at (78981): [] __irq_exit_rcu+0x240/0x43c [ 80.629261][ T5155] ---[ end trace 8a0fb7a891468735 ]--- [ 80.631364][ T5155] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 80.633353][ T5155] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 80.797142][ T5177] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.28 (5177) [ 80.819444][ T5177] ------------[ cut here ]------------ [ 80.820534][ T5177] WARNING: CPU: 1 PID: 5177 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 80.822331][ T5177] Modules linked in: [ 80.822992][ T5177] CPU: 1 PID: 5177 Comm: syz.0.28 Tainted: G W syzkaller #0 [ 80.824499][ T5177] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 80.826220][ T5177] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 80.827535][ T5177] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 80.828651][ T5177] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 80.829801][ T5177] sp : ffff800020a27540 [ 80.830479][ T5177] x29: ffff800020a27710 x28: ffff0000d93ab1b0 x27: 1fffe0001bccdc0c [ 80.831873][ T5177] x26: 1fffe0001b27560b x25: ffff0000d93ab050 x24: dfff800000000000 [ 80.833273][ T5177] x23: ffff0000de66e058 x22: 1fffe0001b27560a x21: ffff0000d93ab058 [ 80.834589][ T5177] x20: 00000000ffffffe4 x19: ffff0000d03959d0 x18: 0000000000000001 [ 80.836080][ T5177] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 80.837383][ T5177] x14: 0000000000000001 x13: 1fffe000341f47ab x12: 0000000000ff0100 [ 80.838735][ T5177] x11: 0000000000000000 x10: 0000000000000000 x9 : fcd294234726d000 [ 80.840111][ T5177] x8 : fcd294234726d000 x7 : 0000000000000001 x6 : 0000000000000001 [ 80.841484][ T5177] x5 : ffff800020a26e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 80.842821][ T5177] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 80.844258][ T5177] Call trace: [ 80.844858][ T5177] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 80.845937][ T5177] __btrfs_end_transaction+0x13c/0x5f0 [ 80.846828][ T5177] btrfs_end_transaction+0x24/0x34 [ 80.847653][ T5177] btrfs_inc_block_group_ro+0x4ec/0x558 [ 80.848534][ T5177] btrfs_relocate_block_group+0x2b8/0x8a4 [ 80.849519][ T5177] btrfs_relocate_chunk+0xb8/0x280 [ 80.850401][ T5177] __btrfs_balance+0x112c/0x1b9c [ 80.851275][ T5177] btrfs_balance+0xac8/0x113c [ 80.852049][ T5177] btrfs_ioctl_balance+0x4cc/0x658 [ 80.852955][ T5177] btrfs_ioctl+0x20c/0xa8c [ 80.853644][ T5177] __arm64_sys_ioctl+0x14c/0x1c8 [ 80.854463][ T5177] invoke_syscall+0x98/0x2b0 [ 80.855252][ T5177] el0_svc_common+0x138/0x258 [ 80.856067][ T5177] do_el0_svc+0x58/0x13c [ 80.856809][ T5177] el0_svc+0x78/0x1d0 [ 80.857528][ T5177] el0t_64_sync_handler+0xcc/0xe4 [ 80.858396][ T5177] el0t_64_sync+0x1a0/0x1a4 [ 80.859133][ T5177] irq event stamp: 79080 [ 80.859851][ T5177] hardirqs last enabled at (79079): [] __up_console_sem+0xb4/0xfc [ 80.861518][ T5177] hardirqs last disabled at (79080): [] el1_dbg+0x24/0x80 [ 80.863021][ T5177] softirqs last enabled at (78742): [] local_bh_enable+0x10/0x34 [ 80.864615][ T5177] softirqs last disabled at (78740): [] local_bh_disable+0x10/0x34 [ 80.866243][ T5177] ---[ end trace 8a0fb7a891468736 ]--- [ 80.869861][ T5177] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 80.871637][ T5177] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 81.009994][ T5199] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.29 (5199) [ 81.026484][ T5199] ------------[ cut here ]------------ [ 81.027532][ T5199] WARNING: CPU: 1 PID: 5199 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 81.029442][ T5199] Modules linked in: [ 81.030081][ T5199] CPU: 1 PID: 5199 Comm: syz.0.29 Tainted: G W syzkaller #0 [ 81.031458][ T5199] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 81.033258][ T5199] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 81.034549][ T5199] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 81.035690][ T5199] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 81.036830][ T5199] sp : ffff800020a27540 [ 81.037528][ T5199] x29: ffff800020a27710 x28: ffff0000d150b9b0 x27: 1fffe0001bcd6e38 [ 81.038814][ T5199] x26: 1fffe0001a2a170b x25: ffff0000d150b850 x24: dfff800000000000 [ 81.040215][ T5199] x23: ffff0000de6b71b8 x22: 1fffe0001a2a170a x21: ffff0000d150b858 [ 81.041554][ T5199] x20: 00000000ffffffe4 x19: ffff0000cfc059d0 x18: 0000000000000001 [ 81.042916][ T5199] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 81.044293][ T5199] x14: 0000000000000001 x13: 1fffe000341f47ab x12: 0000000000ff0100 [ 81.045631][ T5199] x11: 0000000000000000 x10: 0000000000000000 x9 : 6d8ae20aaed8a400 [ 81.046935][ T5199] x8 : 6d8ae20aaed8a400 x7 : 0000000000000001 x6 : 0000000000000001 [ 81.048388][ T5199] x5 : ffff800020a26e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 81.049732][ T5199] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 81.051036][ T5199] Call trace: [ 81.051589][ T5199] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 81.052678][ T5199] __btrfs_end_transaction+0x13c/0x5f0 [ 81.053615][ T5199] btrfs_end_transaction+0x24/0x34 [ 81.054513][ T5199] btrfs_inc_block_group_ro+0x4ec/0x558 [ 81.055419][ T5199] btrfs_relocate_block_group+0x2b8/0x8a4 [ 81.056382][ T5199] btrfs_relocate_chunk+0xb8/0x280 [ 81.057272][ T5199] __btrfs_balance+0x112c/0x1b9c [ 81.058116][ T5199] btrfs_balance+0xac8/0x113c [ 81.058878][ T5199] btrfs_ioctl_balance+0x4cc/0x658 [ 81.059750][ T5199] btrfs_ioctl+0x20c/0xa8c [ 81.060575][ T5199] __arm64_sys_ioctl+0x14c/0x1c8 [ 81.061453][ T5199] invoke_syscall+0x98/0x2b0 [ 81.062269][ T5199] el0_svc_common+0x138/0x258 [ 81.063096][ T5199] do_el0_svc+0x58/0x13c [ 81.063796][ T5199] el0_svc+0x78/0x1d0 [ 81.064454][ T5199] el0t_64_sync_handler+0xcc/0xe4 [ 81.065302][ T5199] el0t_64_sync+0x1a0/0x1a4 [ 81.066041][ T5199] irq event stamp: 79606 [ 81.066718][ T5199] hardirqs last enabled at (79605): [] __up_console_sem+0xb4/0xfc [ 81.068311][ T5199] hardirqs last disabled at (79606): [] el1_dbg+0x24/0x80 [ 81.069732][ T5199] softirqs last enabled at (79284): [] local_bh_enable+0x10/0x34 [ 81.071269][ T5199] softirqs last disabled at (79282): [] local_bh_disable+0x10/0x34 [ 81.072916][ T5199] ---[ end trace 8a0fb7a891468737 ]--- [ 81.076070][ T5199] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 81.077955][ T5199] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 81.293223][ T5221] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.30 (5221) [ 81.312195][ T5221] ------------[ cut here ]------------ [ 81.313281][ T5221] WARNING: CPU: 0 PID: 5221 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 81.314469][ T4460] udevd[4460]: incorrect btrfs checksum on /dev/loop0 [ 81.314999][ T5221] Modules linked in: [ 81.316831][ T5221] CPU: 0 PID: 5221 Comm: syz.0.30 Tainted: G W syzkaller #0 [ 81.318253][ T5221] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 81.319852][ T5221] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 81.321258][ T5221] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 81.322337][ T5221] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 81.323449][ T5221] sp : ffff800020a27540 [ 81.324181][ T5221] x29: ffff800020a27710 x28: ffff0000d71841b0 x27: 1fffe0001bcc9a64 [ 81.325551][ T5221] x26: 1fffe0001ae3080b x25: ffff0000d7184050 x24: dfff800000000000 [ 81.326945][ T5221] x23: ffff0000de64d318 x22: 1fffe0001ae3080a x21: ffff0000d7184058 [ 81.328327][ T5221] x20: 00000000ffffffe4 x19: ffff0000ddb159d0 x18: 0000000000000001 [ 81.329730][ T5221] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 81.331083][ T5221] x14: 0000000000000001 x13: 1fffe000341f05ab x12: 0000000000ff0100 [ 81.332435][ T5221] x11: 0000000000000000 x10: 0000000000000000 x9 : 3e51c41aeff09f00 [ 81.333835][ T5221] x8 : 3e51c41aeff09f00 x7 : 0000000000000001 x6 : 0000000000000001 [ 81.335226][ T5221] x5 : ffff800020a26e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 81.336646][ T5221] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 81.338064][ T5221] Call trace: [ 81.338608][ T5221] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 81.339719][ T5221] __btrfs_end_transaction+0x13c/0x5f0 [ 81.340655][ T5221] btrfs_end_transaction+0x24/0x34 [ 81.341544][ T5221] btrfs_inc_block_group_ro+0x4ec/0x558 [ 81.342499][ T5221] btrfs_relocate_block_group+0x2b8/0x8a4 [ 81.343472][ T5221] btrfs_relocate_chunk+0xb8/0x280 [ 81.344354][ T5221] __btrfs_balance+0x112c/0x1b9c [ 81.345143][ T5221] btrfs_balance+0xac8/0x113c [ 81.345899][ T5221] btrfs_ioctl_balance+0x4cc/0x658 [ 81.346760][ T5221] btrfs_ioctl+0x20c/0xa8c [ 81.347488][ T5221] __arm64_sys_ioctl+0x14c/0x1c8 [ 81.348277][ T5221] invoke_syscall+0x98/0x2b0 [ 81.348992][ T5221] el0_svc_common+0x138/0x258 [ 81.349756][ T5221] do_el0_svc+0x58/0x13c [ 81.350477][ T5221] el0_svc+0x78/0x1d0 [ 81.351157][ T5221] el0t_64_sync_handler+0xcc/0xe4 [ 81.352014][ T5221] el0t_64_sync+0x1a0/0x1a4 [ 81.352783][ T5221] irq event stamp: 79030 [ 81.353490][ T5221] hardirqs last enabled at (79029): [] __up_console_sem+0xb4/0xfc [ 81.355022][ T5221] hardirqs last disabled at (79030): [] el1_dbg+0x24/0x80 [ 81.356455][ T5221] softirqs last enabled at (79020): [] handle_softirqs+0xa40/0xbe4 [ 81.358047][ T5221] softirqs last disabled at (79011): [] __irq_exit_rcu+0x240/0x43c [ 81.359626][ T5221] ---[ end trace 8a0fb7a891468738 ]--- [ 81.363115][ T5221] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 81.365044][ T5221] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 81.583509][ T5242] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.31 (5242) [ 81.602179][ T5242] ------------[ cut here ]------------ [ 81.603958][ T5242] WARNING: CPU: 1 PID: 5242 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 81.605879][ T5242] Modules linked in: [ 81.606527][ T5242] CPU: 1 PID: 5242 Comm: syz.0.31 Tainted: G W syzkaller #0 [ 81.607970][ T5242] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 81.609602][ T5242] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 81.610941][ T5242] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 81.612010][ T5242] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 81.613095][ T5242] sp : ffff800021377540 [ 81.613788][ T5242] x29: ffff800021377710 x28: ffff0000dc3751b0 x27: 1fffe0001bcd6e7a [ 81.615123][ T5242] x26: 1fffe0001b86ea0b x25: ffff0000dc375050 x24: dfff800000000000 [ 81.616509][ T5242] x23: ffff0000de6b73c8 x22: 1fffe0001b86ea0a x21: ffff0000dc375058 [ 81.617870][ T5242] x20: 00000000ffffffe4 x19: ffff0000d73759d0 x18: 0000000000000001 [ 81.619187][ T5242] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 81.620569][ T5242] x14: 0000000000000001 x13: 1fffe000341f47ab x12: 0000000000ff0100 [ 81.621997][ T5242] x11: 0000000000000000 x10: 0000000000000000 x9 : 7d8fd33a9465e200 [ 81.623345][ T5242] x8 : 7d8fd33a9465e200 x7 : 0000000000000001 x6 : 0000000000000001 [ 81.624754][ T5242] x5 : ffff800021376e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 81.626139][ T5242] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 81.627551][ T5242] Call trace: [ 81.628106][ T5242] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 81.629231][ T5242] __btrfs_end_transaction+0x13c/0x5f0 [ 81.630181][ T5242] btrfs_end_transaction+0x24/0x34 [ 81.631067][ T5242] btrfs_inc_block_group_ro+0x4ec/0x558 [ 81.632013][ T5242] btrfs_relocate_block_group+0x2b8/0x8a4 [ 81.632979][ T5242] btrfs_relocate_chunk+0xb8/0x280 [ 81.633858][ T5242] __btrfs_balance+0x112c/0x1b9c [ 81.634695][ T5242] btrfs_balance+0xac8/0x113c [ 81.635523][ T5242] btrfs_ioctl_balance+0x4cc/0x658 [ 81.636372][ T5242] btrfs_ioctl+0x20c/0xa8c [ 81.637155][ T5242] __arm64_sys_ioctl+0x14c/0x1c8 [ 81.637926][ T5242] invoke_syscall+0x98/0x2b0 [ 81.638724][ T5242] el0_svc_common+0x138/0x258 [ 81.639503][ T5242] do_el0_svc+0x58/0x13c [ 81.640180][ T5242] el0_svc+0x78/0x1d0 [ 81.640823][ T5242] el0t_64_sync_handler+0xcc/0xe4 [ 81.641671][ T5242] el0t_64_sync+0x1a0/0x1a4 [ 81.642440][ T5242] irq event stamp: 79220 [ 81.643159][ T5242] hardirqs last enabled at (79219): [] __up_console_sem+0xb4/0xfc [ 81.644750][ T5242] hardirqs last disabled at (79220): [] el1_dbg+0x24/0x80 [ 81.646174][ T5242] softirqs last enabled at (79208): [] handle_softirqs+0xa40/0xbe4 [ 81.647885][ T5242] softirqs last disabled at (79197): [] __irq_exit_rcu+0x240/0x43c [ 81.649519][ T5242] ---[ end trace 8a0fb7a891468739 ]--- [ 81.650827][ T5242] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 81.652885][ T5242] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 81.873720][ T5264] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.32 (5264) [ 81.876858][ T5264] btrfs_printk: 138 callbacks suppressed [ 81.876864][ T5264] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 81.879299][ T5264] BTRFS info (device loop0): force zlib compression, level 3 [ 81.880472][ T5264] BTRFS info (device loop0): force clearing of disk cache [ 81.881685][ T5264] BTRFS info (device loop0): setting nodatasum [ 81.882856][ T5264] BTRFS info (device loop0): allowing degraded mounts [ 81.884128][ T5264] BTRFS info (device loop0): enabling disk space caching [ 81.885265][ T5264] BTRFS info (device loop0): disk space caching is enabled [ 81.886516][ T5264] BTRFS info (device loop0): has skinny extents [ 81.894918][ T5264] BTRFS info (device loop0): clearing free space tree [ 81.896192][ T5264] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 81.897708][ T5264] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 81.903404][ T5264] BTRFS info (device loop0): balance: start -susage=12582912,drange=8796093022212..7,limit=10376293541461622786,limit=2..2415919104 [ 81.905872][ T5264] ------------[ cut here ]------------ [ 81.906928][ T5264] WARNING: CPU: 0 PID: 5264 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 81.908709][ T5264] Modules linked in: [ 81.909353][ T5264] CPU: 0 PID: 5264 Comm: syz.0.32 Tainted: G W syzkaller #0 [ 81.910686][ T5264] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 81.912341][ T5264] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 81.913674][ T5264] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 81.914801][ T5264] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 81.915920][ T5264] sp : ffff800021377540 [ 81.916624][ T5264] x29: ffff800021377710 x28: ffff0000d16359b0 x27: 1fffe0001bcc9a0c [ 81.918025][ T5264] x26: 1fffe0001a2c6b0b x25: ffff0000d1635850 x24: dfff800000000000 [ 81.919301][ T5264] x23: ffff0000de64d058 x22: 1fffe0001a2c6b0a x21: ffff0000d1635858 [ 81.920758][ T5264] x20: 00000000ffffffe4 x19: ffff0000d9d999d0 x18: 0000000000000001 [ 81.922214][ T5264] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 81.923672][ T5264] x14: 0000000000000001 x13: 1fffe000341f05ab x12: 0000000000ff0100 [ 81.925000][ T5264] x11: 0000000000000000 x10: 0000000000000000 x9 : 599dd610516df700 [ 81.926334][ T5264] x8 : 599dd610516df700 x7 : 0000000000000001 x6 : 0000000000000001 [ 81.927729][ T5264] x5 : ffff800021376e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 81.929149][ T5264] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 81.930562][ T5264] Call trace: [ 81.931096][ T5264] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 81.932217][ T5264] __btrfs_end_transaction+0x13c/0x5f0 [ 81.933219][ T5264] btrfs_end_transaction+0x24/0x34 [ 81.934141][ T5264] btrfs_inc_block_group_ro+0x4ec/0x558 [ 81.935071][ T5264] btrfs_relocate_block_group+0x2b8/0x8a4 [ 81.936064][ T5264] btrfs_relocate_chunk+0xb8/0x280 [ 81.936962][ T5264] __btrfs_balance+0x112c/0x1b9c [ 81.937797][ T5264] btrfs_balance+0xac8/0x113c [ 81.938633][ T5264] btrfs_ioctl_balance+0x4cc/0x658 [ 81.939525][ T5264] btrfs_ioctl+0x20c/0xa8c [ 81.940325][ T5264] __arm64_sys_ioctl+0x14c/0x1c8 [ 81.941168][ T5264] invoke_syscall+0x98/0x2b0 [ 81.941965][ T5264] el0_svc_common+0x138/0x258 [ 81.942788][ T5264] do_el0_svc+0x58/0x13c [ 81.943503][ T5264] el0_svc+0x78/0x1d0 [ 81.944169][ T5264] el0t_64_sync_handler+0xcc/0xe4 [ 81.945030][ T5264] el0t_64_sync+0x1a0/0x1a4 [ 81.945814][ T5264] irq event stamp: 79036 [ 81.946529][ T5264] hardirqs last enabled at (79035): [] __up_console_sem+0xb4/0xfc [ 81.948116][ T5264] hardirqs last disabled at (79036): [] el1_dbg+0x24/0x80 [ 81.949533][ T5264] softirqs last enabled at (78760): [] handle_softirqs+0xa40/0xbe4 [ 81.951073][ T5264] softirqs last disabled at (78747): [] __irq_exit_rcu+0x240/0x43c [ 81.952589][ T5264] ---[ end trace 8a0fb7a89146873a ]--- [ 81.955939][ T5264] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 81.957624][ T5264] BTRFS info (device loop0): forced readonly [ 81.958635][ T5264] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 81.960554][ T5264] BTRFS info (device loop0): balance: ended with status: -30 1970/01/01 00:01:22 executed programs: 20 [ 82.098677][ T5286] set_capacity_and_notify: 8 callbacks suppressed [ 82.098687][ T5286] loop0: detected capacity change from 0 to 32768 [ 82.143574][ T5286] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.33 (5286) [ 82.151314][ T5286] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 82.152960][ T5286] BTRFS info (device loop0): force zlib compression, level 3 [ 82.154136][ T5286] BTRFS info (device loop0): force clearing of disk cache [ 82.155417][ T5286] BTRFS info (device loop0): setting nodatasum [ 82.156524][ T5286] BTRFS info (device loop0): allowing degraded mounts [ 82.157687][ T5286] BTRFS info (device loop0): enabling disk space caching [ 82.158836][ T5286] BTRFS info (device loop0): disk space caching is enabled [ 82.160058][ T5286] BTRFS info (device loop0): has skinny extents [ 82.168260][ T5286] BTRFS info (device loop0): clearing free space tree [ 82.169476][ T5286] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 82.171204][ T5286] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 82.176648][ T5286] BTRFS info (device loop0): balance: start -susage=12582912,drange=8796093022212..7,limit=10376293541461622786,limit=2..2415919104 [ 82.179007][ T5286] ------------[ cut here ]------------ [ 82.180010][ T5286] WARNING: CPU: 0 PID: 5286 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 82.181941][ T5286] Modules linked in: [ 82.182571][ T5286] CPU: 0 PID: 5286 Comm: syz.0.33 Tainted: G W syzkaller #0 [ 82.183971][ T5286] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 82.185704][ T5286] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 82.187001][ T5286] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 82.188135][ T5286] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 82.189285][ T5286] sp : ffff800021697540 [ 82.189995][ T5286] x29: ffff800021697710 x28: ffff0000d268b1b0 x27: 1fffe0001bcc9bae [ 82.191307][ T5286] x26: 1fffe0001a4d160b x25: ffff0000d268b050 x24: dfff800000000000 [ 82.192824][ T5286] x23: ffff0000de64dd68 x22: 1fffe0001a4d160a x21: ffff0000d268b058 [ 82.194203][ T5286] x20: 00000000ffffffe4 x19: ffff0000e7ec99d0 x18: 0000000000000001 [ 82.195551][ T5286] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 82.196944][ T5286] x14: 0000000000000001 x13: 1fffe000341f05ab x12: 0000000000ff0100 [ 82.198401][ T5286] x11: 0000000000000000 x10: 0000000000000000 x9 : 0dc7fe614333c100 [ 82.199780][ T5286] x8 : 0dc7fe614333c100 x7 : 0000000000000001 x6 : 0000000000000001 [ 82.201145][ T5286] x5 : ffff800021696e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 82.202537][ T5286] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 82.203911][ T5286] Call trace: [ 82.204450][ T5286] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 82.205536][ T5286] __btrfs_end_transaction+0x13c/0x5f0 [ 82.206447][ T5286] btrfs_end_transaction+0x24/0x34 [ 82.207337][ T5286] btrfs_inc_block_group_ro+0x4ec/0x558 [ 82.208269][ T5286] btrfs_relocate_block_group+0x2b8/0x8a4 [ 82.209235][ T5286] btrfs_relocate_chunk+0xb8/0x280 [ 82.210091][ T5286] __btrfs_balance+0x112c/0x1b9c [ 82.210996][ T5286] btrfs_balance+0xac8/0x113c [ 82.211802][ T5286] btrfs_ioctl_balance+0x4cc/0x658 [ 82.212636][ T5286] btrfs_ioctl+0x20c/0xa8c [ 82.213417][ T5286] __arm64_sys_ioctl+0x14c/0x1c8 [ 82.214276][ T5286] invoke_syscall+0x98/0x2b0 [ 82.215106][ T5286] el0_svc_common+0x138/0x258 [ 82.215879][ T5286] do_el0_svc+0x58/0x13c [ 82.216550][ T5286] el0_svc+0x78/0x1d0 [ 82.217190][ T5286] el0t_64_sync_handler+0xcc/0xe4 [ 82.218000][ T5286] el0t_64_sync+0x1a0/0x1a4 [ 82.218749][ T5286] irq event stamp: 79278 [ 82.219494][ T5286] hardirqs last enabled at (79277): [] __up_console_sem+0xb4/0xfc [ 82.221115][ T5286] hardirqs last disabled at (79278): [] el1_dbg+0x24/0x80 [ 82.222575][ T5286] softirqs last enabled at (78920): [] local_bh_enable+0x10/0x34 [ 82.224239][ T5286] softirqs last disabled at (78918): [] local_bh_disable+0x10/0x34 [ 82.225940][ T5286] ---[ end trace 8a0fb7a89146873b ]--- [ 82.227883][ T5286] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 82.229657][ T5286] BTRFS info (device loop0): forced readonly [ 82.230643][ T5286] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 82.233218][ T5286] BTRFS info (device loop0): balance: ended with status: -30 [ 82.387166][ T5308] loop0: detected capacity change from 0 to 32768 [ 82.428200][ T5308] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.34 (5308) [ 82.431584][ T5308] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 82.434540][ T5308] BTRFS info (device loop0): force zlib compression, level 3 [ 82.435716][ T5308] BTRFS info (device loop0): force clearing of disk cache [ 82.436955][ T5308] BTRFS info (device loop0): setting nodatasum [ 82.437985][ T5308] BTRFS info (device loop0): allowing degraded mounts [ 82.439157][ T5308] BTRFS info (device loop0): enabling disk space caching [ 82.440347][ T5308] BTRFS info (device loop0): disk space caching is enabled [ 82.441502][ T5308] BTRFS info (device loop0): has skinny extents [ 82.449805][ T5308] BTRFS info (device loop0): clearing free space tree [ 82.450977][ T5308] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 82.453610][ T5308] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 82.458643][ T5308] BTRFS info (device loop0): balance: start -susage=12582912,drange=8796093022212..7,limit=10376293541461622786,limit=2..2415919104 [ 82.461246][ T5308] ------------[ cut here ]------------ [ 82.462184][ T5308] WARNING: CPU: 1 PID: 5308 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 82.464124][ T5308] Modules linked in: [ 82.464815][ T5308] CPU: 1 PID: 5308 Comm: syz.0.34 Tainted: G W syzkaller #0 [ 82.466275][ T5308] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 82.467956][ T5308] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 82.469385][ T5308] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 82.470535][ T5308] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 82.471679][ T5308] sp : ffff8000217a7540 [ 82.472347][ T5308] x29: ffff8000217a7710 x28: ffff0000d52041b0 x27: 1fffe0001bcd6ebc [ 82.473699][ T5308] x26: 1fffe0001aa4080b x25: ffff0000d5204050 x24: dfff800000000000 [ 82.475038][ T5308] x23: ffff0000de6b75d8 x22: 1fffe0001aa4080a x21: ffff0000d5204058 [ 82.476447][ T5308] x20: 00000000ffffffe4 x19: ffff0000d3fe59d0 x18: 0000000000000001 [ 82.477837][ T5308] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 82.479162][ T5308] x14: 0000000000000001 x13: 1fffe000341f47ab x12: 0000000000ff0100 [ 82.480572][ T5308] x11: 0000000000000000 x10: 0000000000000000 x9 : 57e6aed540169200 [ 82.481907][ T5308] x8 : 57e6aed540169200 x7 : 0000000000000001 x6 : 0000000000000001 [ 82.483221][ T5308] x5 : ffff8000217a6e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 82.484622][ T5308] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 82.486004][ T5308] Call trace: [ 82.486585][ T5308] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 82.487660][ T5308] __btrfs_end_transaction+0x13c/0x5f0 [ 82.488638][ T5308] btrfs_end_transaction+0x24/0x34 [ 82.489520][ T5308] btrfs_inc_block_group_ro+0x4ec/0x558 [ 82.490488][ T5308] btrfs_relocate_block_group+0x2b8/0x8a4 [ 82.491458][ T5308] btrfs_relocate_chunk+0xb8/0x280 [ 82.492302][ T5308] __btrfs_balance+0x112c/0x1b9c [ 82.493145][ T5308] btrfs_balance+0xac8/0x113c [ 82.493975][ T5308] btrfs_ioctl_balance+0x4cc/0x658 [ 82.494857][ T5308] btrfs_ioctl+0x20c/0xa8c [ 82.495640][ T5308] __arm64_sys_ioctl+0x14c/0x1c8 [ 82.496466][ T5308] invoke_syscall+0x98/0x2b0 [ 82.497234][ T5308] el0_svc_common+0x138/0x258 [ 82.498112][ T5308] do_el0_svc+0x58/0x13c [ 82.498871][ T5308] el0_svc+0x78/0x1d0 [ 82.499545][ T5308] el0t_64_sync_handler+0xcc/0xe4 [ 82.500444][ T5308] el0t_64_sync+0x1a0/0x1a4 [ 82.501243][ T5308] irq event stamp: 79428 [ 82.501968][ T5308] hardirqs last enabled at (79427): [] __up_console_sem+0xb4/0xfc [ 82.503606][ T5308] hardirqs last disabled at (79428): [] el1_dbg+0x24/0x80 [ 82.505092][ T5308] softirqs last enabled at (79088): [] local_bh_enable+0x10/0x34 [ 82.506672][ T5308] softirqs last disabled at (79086): [] local_bh_disable+0x10/0x34 [ 82.508258][ T5308] ---[ end trace 8a0fb7a89146873c ]--- [ 82.511588][ T5308] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 82.513364][ T5308] BTRFS info (device loop0): forced readonly [ 82.514289][ T5308] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 82.516171][ T5308] BTRFS info (device loop0): balance: ended with status: -30 [ 82.648349][ T5330] loop0: detected capacity change from 0 to 32768 [ 82.703322][ T5330] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.35 (5330) [ 82.744087][ T5330] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 82.745714][ T5330] BTRFS info (device loop0): force zlib compression, level 3 [ 82.747115][ T5330] BTRFS info (device loop0): force clearing of disk cache [ 82.748312][ T5330] BTRFS info (device loop0): setting nodatasum [ 82.749400][ T5330] BTRFS info (device loop0): allowing degraded mounts [ 82.750557][ T5330] BTRFS info (device loop0): enabling disk space caching [ 82.751758][ T5330] BTRFS info (device loop0): disk space caching is enabled [ 82.753368][ T5330] BTRFS info (device loop0): has skinny extents [ 82.760804][ T5330] BTRFS info (device loop0): clearing free space tree [ 82.762208][ T5330] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 82.764284][ T5330] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 82.769379][ T5330] BTRFS info (device loop0): balance: start -susage=12582912,drange=8796093022212..7,limit=10376293541461622786,limit=2..2415919104 [ 82.771991][ T5330] ------------[ cut here ]------------ [ 82.773951][ T5330] WARNING: CPU: 0 PID: 5330 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 82.775775][ T5330] Modules linked in: [ 82.776417][ T5330] CPU: 0 PID: 5330 Comm: syz.0.35 Tainted: G W syzkaller #0 [ 82.777898][ T5330] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 82.779612][ T5330] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 82.780946][ T5330] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 82.782050][ T5330] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 82.783272][ T5330] sp : ffff8000213a7540 [ 82.783984][ T5330] x29: ffff8000213a7710 x28: ffff0000cda839b0 x27: 1fffe0001bcc9bf0 [ 82.785356][ T5330] x26: 1fffe00019b5070b x25: ffff0000cda83850 x24: dfff800000000000 [ 82.786692][ T5330] x23: ffff0000de64df78 x22: 1fffe00019b5070a x21: ffff0000cda83858 [ 82.788101][ T5330] x20: 00000000ffffffe4 x19: ffff0000e8b6d9d0 x18: 0000000000000001 [ 82.789435][ T5330] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 82.790818][ T5330] x14: 0000000000000001 x13: 1fffe000341f05ab x12: 0000000000ff0100 [ 82.792234][ T5330] x11: 0000000000000000 x10: 0000000000000000 x9 : 3e205ed2ed8af500 [ 82.793547][ T5330] x8 : 3e205ed2ed8af500 x7 : 0000000000000001 x6 : 0000000000000001 [ 82.794960][ T5330] x5 : ffff8000213a6e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 82.796367][ T5330] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 82.797798][ T5330] Call trace: [ 82.798360][ T5330] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 82.799486][ T5330] __btrfs_end_transaction+0x13c/0x5f0 [ 82.800440][ T5330] btrfs_end_transaction+0x24/0x34 [ 82.801393][ T5330] btrfs_inc_block_group_ro+0x4ec/0x558 [ 82.802284][ T5330] btrfs_relocate_block_group+0x2b8/0x8a4 [ 82.803246][ T5330] btrfs_relocate_chunk+0xb8/0x280 [ 82.804128][ T5330] __btrfs_balance+0x112c/0x1b9c [ 82.804997][ T5330] btrfs_balance+0xac8/0x113c [ 82.805758][ T5330] btrfs_ioctl_balance+0x4cc/0x658 [ 82.806629][ T5330] btrfs_ioctl+0x20c/0xa8c [ 82.807394][ T5330] __arm64_sys_ioctl+0x14c/0x1c8 [ 82.808198][ T5330] invoke_syscall+0x98/0x2b0 [ 82.808989][ T5330] el0_svc_common+0x138/0x258 [ 82.809763][ T5330] do_el0_svc+0x58/0x13c [ 82.810491][ T5330] el0_svc+0x78/0x1d0 [ 82.811156][ T5330] el0t_64_sync_handler+0xcc/0xe4 [ 82.812004][ T5330] el0t_64_sync+0x1a0/0x1a4 [ 82.812756][ T5330] irq event stamp: 79908 [ 82.813458][ T5330] hardirqs last enabled at (79907): [] __up_console_sem+0xb4/0xfc [ 82.815078][ T5330] hardirqs last disabled at (79908): [] el1_dbg+0x24/0x80 [ 82.816487][ T5330] softirqs last enabled at (79896): [] handle_softirqs+0xa40/0xbe4 [ 82.818060][ T5330] softirqs last disabled at (79871): [] __irq_exit_rcu+0x240/0x43c [ 82.819628][ T5330] ---[ end trace 8a0fb7a89146873d ]--- [ 82.821189][ T5330] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 82.823911][ T5330] BTRFS info (device loop0): forced readonly [ 82.824970][ T5330] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 82.826876][ T5330] BTRFS info (device loop0): balance: ended with status: -30 [ 82.959341][ T5352] loop0: detected capacity change from 0 to 32768 [ 83.003562][ T5352] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.36 (5352) [ 83.007343][ T5352] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 83.008899][ T5352] BTRFS info (device loop0): force zlib compression, level 3 [ 83.010117][ T5352] BTRFS info (device loop0): force clearing of disk cache [ 83.011284][ T5352] BTRFS info (device loop0): setting nodatasum [ 83.012769][ T5352] BTRFS info (device loop0): allowing degraded mounts [ 83.014114][ T5352] BTRFS info (device loop0): enabling disk space caching [ 83.015149][ T5352] BTRFS info (device loop0): disk space caching is enabled [ 83.016402][ T5352] BTRFS info (device loop0): has skinny extents [ 83.024125][ T5352] BTRFS info (device loop0): clearing free space tree [ 83.025279][ T5352] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 83.026884][ T5352] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 83.032077][ T5352] BTRFS info (device loop0): balance: start -susage=12582912,drange=8796093022212..7,limit=10376293541461622786,limit=2..2415919104 [ 83.035008][ T5352] ------------[ cut here ]------------ [ 83.036040][ T5352] WARNING: CPU: 1 PID: 5352 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 83.037851][ T5352] Modules linked in: [ 83.038497][ T5352] CPU: 1 PID: 5352 Comm: syz.0.36 Tainted: G W syzkaller #0 [ 83.039899][ T5352] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 83.041533][ T5352] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 83.042792][ T5352] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 83.043901][ T5352] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 83.045053][ T5352] sp : ffff8000219e7540 [ 83.045757][ T5352] x29: ffff8000219e7710 x28: ffff0000d33c61b0 x27: 1fffe0001bcd6efe [ 83.047041][ T5352] x26: 1fffe0001a678c0b x25: ffff0000d33c6050 x24: dfff800000000000 [ 83.048377][ T5352] x23: ffff0000de6b77e8 x22: 1fffe0001a678c0a x21: ffff0000d33c6058 [ 83.049838][ T5352] x20: 00000000ffffffe4 x19: ffff0000cabcd9d0 x18: 0000000000000001 [ 83.051268][ T5352] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 83.052718][ T5352] x14: 0000000000000001 x13: 1fffe000341f47ab x12: 0000000000ff0100 [ 83.054117][ T5352] x11: 0000000000000000 x10: 0000000000000000 x9 : b3e8d0c907f3b400 [ 83.055609][ T5352] x8 : b3e8d0c907f3b400 x7 : 0000000000000001 x6 : 0000000000000001 [ 83.056931][ T5352] x5 : ffff8000219e6e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 83.058177][ T5352] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 83.059513][ T5352] Call trace: [ 83.060085][ T5352] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 83.061180][ T5352] __btrfs_end_transaction+0x13c/0x5f0 [ 83.062125][ T5352] btrfs_end_transaction+0x24/0x34 [ 83.063006][ T5352] btrfs_inc_block_group_ro+0x4ec/0x558 [ 83.063946][ T5352] btrfs_relocate_block_group+0x2b8/0x8a4 [ 83.064925][ T5352] btrfs_relocate_chunk+0xb8/0x280 [ 83.065822][ T5352] __btrfs_balance+0x112c/0x1b9c [ 83.066682][ T5352] btrfs_balance+0xac8/0x113c [ 83.067505][ T5352] btrfs_ioctl_balance+0x4cc/0x658 [ 83.068397][ T5352] btrfs_ioctl+0x20c/0xa8c [ 83.069134][ T5352] __arm64_sys_ioctl+0x14c/0x1c8 [ 83.069909][ T5352] invoke_syscall+0x98/0x2b0 [ 83.070677][ T5352] el0_svc_common+0x138/0x258 [ 83.071436][ T5352] do_el0_svc+0x58/0x13c [ 83.072170][ T5352] el0_svc+0x78/0x1d0 [ 83.072844][ T5352] el0t_64_sync_handler+0xcc/0xe4 [ 83.073728][ T5352] el0t_64_sync+0x1a0/0x1a4 [ 83.074450][ T5352] irq event stamp: 79792 [ 83.075230][ T5352] hardirqs last enabled at (79791): [] __up_console_sem+0xb4/0xfc [ 83.076753][ T5352] hardirqs last disabled at (79792): [] el1_dbg+0x24/0x80 [ 83.078224][ T5352] softirqs last enabled at (79674): [] handle_softirqs+0xa40/0xbe4 [ 83.079815][ T5352] softirqs last disabled at (79647): [] __irq_exit_rcu+0x240/0x43c [ 83.081460][ T5352] ---[ end trace 8a0fb7a89146873e ]--- [ 83.082622][ T5352] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 83.085005][ T5352] BTRFS info (device loop0): forced readonly [ 83.086138][ T5352] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 83.087974][ T5352] BTRFS info (device loop0): balance: ended with status: -30 [ 83.233557][ T5374] loop0: detected capacity change from 0 to 32768 [ 83.274731][ T5374] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.37 (5374) [ 83.278240][ T5374] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 83.279862][ T5374] BTRFS info (device loop0): force zlib compression, level 3 [ 83.281133][ T5374] BTRFS info (device loop0): force clearing of disk cache [ 83.282888][ T5374] BTRFS info (device loop0): setting nodatasum [ 83.283878][ T5374] BTRFS info (device loop0): allowing degraded mounts [ 83.285008][ T5374] BTRFS info (device loop0): enabling disk space caching [ 83.286174][ T5374] BTRFS info (device loop0): disk space caching is enabled [ 83.287369][ T5374] BTRFS info (device loop0): has skinny extents [ 83.296019][ T5374] BTRFS info (device loop0): clearing free space tree [ 83.297140][ T5374] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 83.298747][ T5374] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 83.305915][ T5374] BTRFS info (device loop0): balance: start -susage=12582912,drange=8796093022212..7,limit=10376293541461622786,limit=2..2415919104 [ 83.308418][ T5374] ------------[ cut here ]------------ [ 83.309416][ T5374] WARNING: CPU: 1 PID: 5374 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 83.311188][ T5374] Modules linked in: [ 83.311844][ T5374] CPU: 1 PID: 5374 Comm: syz.0.37 Tainted: G W syzkaller #0 [ 83.313343][ T5374] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 83.315058][ T5374] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 83.316390][ T5374] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 83.317487][ T5374] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 83.318572][ T5374] sp : ffff800021ae7540 [ 83.319226][ T5374] x29: ffff800021ae7710 x28: ffff0000d7fab9b0 x27: 1fffe0001bcd6f40 [ 83.320488][ T5374] x26: 1fffe0001aff570b x25: ffff0000d7fab850 x24: dfff800000000000 [ 83.321890][ T5374] x23: ffff0000de6b79f8 x22: 1fffe0001aff570a x21: ffff0000d7fab858 [ 83.323373][ T5374] x20: 00000000ffffffe4 x19: ffff0000cabcd9d0 x18: 0000000000000001 [ 83.324790][ T5374] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 83.326103][ T5374] x14: 0000000000000001 x13: 1fffe000341f47ab x12: 0000000000ff0100 [ 83.327477][ T5374] x11: 0000000000000000 x10: 0000000000000000 x9 : 87f4028f8474c100 [ 83.328884][ T5374] x8 : 87f4028f8474c100 x7 : 0000000000000001 x6 : 0000000000000001 [ 83.330248][ T5374] x5 : ffff800021ae6e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 83.331656][ T5374] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 83.333079][ T5374] Call trace: [ 83.333639][ T5374] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 83.334784][ T5374] __btrfs_end_transaction+0x13c/0x5f0 [ 83.335739][ T5374] btrfs_end_transaction+0x24/0x34 [ 83.336610][ T5374] btrfs_inc_block_group_ro+0x4ec/0x558 [ 83.337539][ T5374] btrfs_relocate_block_group+0x2b8/0x8a4 [ 83.338541][ T5374] btrfs_relocate_chunk+0xb8/0x280 [ 83.339392][ T5374] __btrfs_balance+0x112c/0x1b9c [ 83.340250][ T5374] btrfs_balance+0xac8/0x113c [ 83.341041][ T5374] btrfs_ioctl_balance+0x4cc/0x658 [ 83.341852][ T5374] btrfs_ioctl+0x20c/0xa8c [ 83.342565][ T5374] __arm64_sys_ioctl+0x14c/0x1c8 [ 83.343399][ T5374] invoke_syscall+0x98/0x2b0 [ 83.344213][ T5374] el0_svc_common+0x138/0x258 [ 83.344992][ T5374] do_el0_svc+0x58/0x13c [ 83.345679][ T5374] el0_svc+0x78/0x1d0 [ 83.346382][ T5374] el0t_64_sync_handler+0xcc/0xe4 [ 83.347282][ T5374] el0t_64_sync+0x1a0/0x1a4 [ 83.348005][ T5374] irq event stamp: 79698 [ 83.348713][ T5374] hardirqs last enabled at (79697): [] __up_console_sem+0xb4/0xfc [ 83.350309][ T5374] hardirqs last disabled at (79698): [] el1_dbg+0x24/0x80 [ 83.351807][ T5374] softirqs last enabled at (79364): [] local_bh_enable+0x10/0x34 [ 83.353304][ T5374] softirqs last disabled at (79362): [] local_bh_disable+0x10/0x34 [ 83.354837][ T5374] ---[ end trace 8a0fb7a89146873f ]--- [ 83.358203][ T5374] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 83.359955][ T5374] BTRFS info (device loop0): forced readonly [ 83.360924][ T5374] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 83.363214][ T5374] BTRFS info (device loop0): balance: ended with status: -30 [ 83.531914][ T5396] loop0: detected capacity change from 0 to 32768 [ 83.573358][ T5396] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.38 (5396) [ 83.576505][ T5396] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 83.578468][ T5396] BTRFS info (device loop0): force zlib compression, level 3 [ 83.579721][ T5396] BTRFS info (device loop0): force clearing of disk cache [ 83.581069][ T5396] BTRFS info (device loop0): setting nodatasum [ 83.581994][ T5396] BTRFS info (device loop0): allowing degraded mounts [ 83.583307][ T5396] BTRFS info (device loop0): enabling disk space caching [ 83.584429][ T5396] BTRFS info (device loop0): disk space caching is enabled [ 83.585598][ T5396] BTRFS info (device loop0): has skinny extents [ 83.593205][ T5396] BTRFS info (device loop0): clearing free space tree [ 83.594373][ T5396] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 83.595922][ T5396] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 83.600951][ T5396] BTRFS info (device loop0): balance: start -susage=12582912,drange=8796093022212..7,limit=10376293541461622786,limit=2..2415919104 [ 83.603968][ T5396] ------------[ cut here ]------------ [ 83.605021][ T5396] WARNING: CPU: 0 PID: 5396 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 83.606825][ T5396] Modules linked in: [ 83.607478][ T5396] CPU: 0 PID: 5396 Comm: syz.0.38 Tainted: G W syzkaller #0 [ 83.608934][ T5396] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 83.610621][ T5396] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 83.611972][ T5396] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 83.613100][ T5396] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 83.614259][ T5396] sp : ffff800021af7540 [ 83.614971][ T5396] x29: ffff800021af7710 x28: ffff0000db0f91b0 x27: 1fffe0001bcc9b2a [ 83.616277][ T5396] x26: 1fffe0001b61f20b x25: ffff0000db0f9050 x24: dfff800000000000 [ 83.617621][ T5396] x23: ffff0000de64d948 x22: 1fffe0001b61f20a x21: ffff0000db0f9058 [ 83.618924][ T5396] x20: 00000000ffffffe4 x19: ffff0000e7fbd9d0 x18: 0000000000000001 [ 83.620329][ T5396] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 83.621666][ T5396] x14: 0000000000000001 x13: 1fffe000341f05ab x12: 0000000000ff0100 [ 83.623093][ T5396] x11: 0000000000000000 x10: 0000000000000000 x9 : 5403bb4142358700 [ 83.624468][ T5396] x8 : 5403bb4142358700 x7 : 0000000000000001 x6 : 0000000000000001 [ 83.625833][ T5396] x5 : ffff800021af6e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 83.627196][ T5396] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 83.628592][ T5396] Call trace: [ 83.629188][ T5396] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 83.630265][ T5396] __btrfs_end_transaction+0x13c/0x5f0 [ 83.631180][ T5396] btrfs_end_transaction+0x24/0x34 [ 83.631992][ T5396] btrfs_inc_block_group_ro+0x4ec/0x558 [ 83.632946][ T5396] btrfs_relocate_block_group+0x2b8/0x8a4 [ 83.633911][ T5396] btrfs_relocate_chunk+0xb8/0x280 [ 83.634724][ T5396] __btrfs_balance+0x112c/0x1b9c [ 83.635559][ T5396] btrfs_balance+0xac8/0x113c [ 83.636353][ T5396] btrfs_ioctl_balance+0x4cc/0x658 [ 83.637173][ T5396] btrfs_ioctl+0x20c/0xa8c [ 83.637890][ T5396] __arm64_sys_ioctl+0x14c/0x1c8 [ 83.638785][ T5396] invoke_syscall+0x98/0x2b0 [ 83.639564][ T5396] el0_svc_common+0x138/0x258 [ 83.640338][ T5396] do_el0_svc+0x58/0x13c [ 83.641051][ T5396] el0_svc+0x78/0x1d0 [ 83.641743][ T5396] el0t_64_sync_handler+0xcc/0xe4 [ 83.642569][ T5396] el0t_64_sync+0x1a0/0x1a4 [ 83.643378][ T5396] irq event stamp: 79540 [ 83.644063][ T5396] hardirqs last enabled at (79539): [] __up_console_sem+0xb4/0xfc [ 83.645723][ T5396] hardirqs last disabled at (79540): [] el1_dbg+0x24/0x80 [ 83.647175][ T5396] softirqs last enabled at (79442): [] handle_softirqs+0xa40/0xbe4 [ 83.648885][ T5396] softirqs last disabled at (79413): [] __irq_exit_rcu+0x240/0x43c [ 83.650441][ T5396] ---[ end trace 8a0fb7a891468740 ]--- [ 83.652394][ T5396] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 83.654172][ T5396] BTRFS info (device loop0): forced readonly [ 83.655302][ T5396] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 83.657229][ T5396] BTRFS info (device loop0): balance: ended with status: -30 [ 83.793740][ T5418] loop0: detected capacity change from 0 to 32768 [ 83.801050][ T5418] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.39 (5418) [ 83.805778][ T5418] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 83.807359][ T5418] BTRFS info (device loop0): force zlib compression, level 3 [ 83.819890][ T5418] ------------[ cut here ]------------ [ 83.820967][ T5418] WARNING: CPU: 0 PID: 5418 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 83.822810][ T5418] Modules linked in: [ 83.823423][ T5418] CPU: 0 PID: 5418 Comm: syz.0.39 Tainted: G W syzkaller #0 [ 83.824899][ T5418] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 83.826614][ T5418] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 83.827930][ T5418] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 83.828995][ T5418] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 83.830158][ T5418] sp : ffff800021ae7540 [ 83.830862][ T5418] x29: ffff800021ae7710 x28: ffff0000cae699b0 x27: 1fffe0001bcc9ae8 [ 83.832296][ T5418] x26: 1fffe000195cd30b x25: ffff0000cae69850 x24: dfff800000000000 [ 83.833626][ T5418] x23: ffff0000de64d738 x22: 1fffe000195cd30a x21: ffff0000cae69858 [ 83.834972][ T5418] x20: 00000000ffffffe4 x19: ffff0000e6f719d0 x18: 0000000000000001 [ 83.836279][ T5418] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 83.837655][ T5418] x14: 0000000000000001 x13: 1fffe000341f05ab x12: 0000000000ff0100 [ 83.838963][ T5418] x11: 0000000000000000 x10: 0000000000000000 x9 : 80eb3e223b72ef00 [ 83.840308][ T5418] x8 : 80eb3e223b72ef00 x7 : 0000000000000001 x6 : 0000000000000001 [ 83.841645][ T5418] x5 : ffff800021ae6e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 83.842993][ T5418] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 83.844360][ T5418] Call trace: [ 83.844905][ T5418] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 83.845985][ T5418] __btrfs_end_transaction+0x13c/0x5f0 [ 83.846957][ T5418] btrfs_end_transaction+0x24/0x34 [ 83.847784][ T5418] btrfs_inc_block_group_ro+0x4ec/0x558 [ 83.848657][ T5418] btrfs_relocate_block_group+0x2b8/0x8a4 [ 83.849546][ T5418] btrfs_relocate_chunk+0xb8/0x280 [ 83.850380][ T5418] __btrfs_balance+0x112c/0x1b9c [ 83.851209][ T5418] btrfs_balance+0xac8/0x113c [ 83.852003][ T5418] btrfs_ioctl_balance+0x4cc/0x658 [ 83.852847][ T5418] btrfs_ioctl+0x20c/0xa8c [ 83.853567][ T5418] __arm64_sys_ioctl+0x14c/0x1c8 [ 83.854418][ T5418] invoke_syscall+0x98/0x2b0 [ 83.855223][ T5418] el0_svc_common+0x138/0x258 [ 83.856068][ T5418] do_el0_svc+0x58/0x13c [ 83.856775][ T5418] el0_svc+0x78/0x1d0 [ 83.857444][ T5418] el0t_64_sync_handler+0xcc/0xe4 [ 83.858360][ T5418] el0t_64_sync+0x1a0/0x1a4 [ 83.859123][ T5418] irq event stamp: 80050 [ 83.859878][ T5418] hardirqs last enabled at (80049): [] __up_console_sem+0xb4/0xfc [ 83.861548][ T5418] hardirqs last disabled at (80050): [] el1_dbg+0x24/0x80 [ 83.863062][ T5418] softirqs last enabled at (79322): [] local_bh_enable+0x10/0x34 [ 83.864705][ T5418] softirqs last disabled at (79320): [] local_bh_disable+0x10/0x34 [ 83.866382][ T5418] ---[ end trace 8a0fb7a891468741 ]--- [ 83.869389][ T5418] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 83.871218][ T5418] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 84.002897][ T5440] loop0: detected capacity change from 0 to 32768 [ 84.053438][ T5440] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.40 (5440) [ 84.107526][ T5440] ------------[ cut here ]------------ [ 84.108571][ T5440] WARNING: CPU: 1 PID: 5440 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 84.110343][ T5440] Modules linked in: [ 84.110915][ T5440] CPU: 1 PID: 5440 Comm: syz.0.40 Tainted: G W syzkaller #0 [ 84.112348][ T5440] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 84.113962][ T5440] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 84.115282][ T5440] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 84.116414][ T5440] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 84.117576][ T5440] sp : ffff800022237540 [ 84.118304][ T5440] x29: ffff800022237710 x28: ffff0000d95809b0 x27: 1fffe0001bcd6f6c [ 84.119616][ T5440] x26: 1fffe0001b2b010b x25: ffff0000d9580850 x24: dfff800000000000 [ 84.120997][ T5440] x23: ffff0000de6b7b58 x22: 1fffe0001b2b010a x21: ffff0000d9580858 [ 84.122438][ T5440] x20: 00000000ffffffe4 x19: ffff0000e8b259d0 x18: 0000000000000001 [ 84.123793][ T5440] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 84.125187][ T5440] x14: 0000000000000001 x13: 1fffe000341f47ab x12: 0000000000ff0100 [ 84.126718][ T5440] x11: 0000000000000000 x10: 0000000000000000 x9 : 3da62d05a1f44600 [ 84.128037][ T5440] x8 : 3da62d05a1f44600 x7 : 0000000000000001 x6 : 0000000000000001 [ 84.129355][ T5440] x5 : ffff800022236e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 84.130753][ T5440] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 84.132184][ T5440] Call trace: [ 84.132750][ T5440] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 84.133808][ T5440] __btrfs_end_transaction+0x13c/0x5f0 [ 84.134758][ T5440] btrfs_end_transaction+0x24/0x34 [ 84.135682][ T5440] btrfs_inc_block_group_ro+0x4ec/0x558 [ 84.136633][ T5440] btrfs_relocate_block_group+0x2b8/0x8a4 [ 84.137624][ T5440] btrfs_relocate_chunk+0xb8/0x280 [ 84.138547][ T5440] __btrfs_balance+0x112c/0x1b9c [ 84.139387][ T5440] btrfs_balance+0xac8/0x113c [ 84.140216][ T5440] btrfs_ioctl_balance+0x4cc/0x658 [ 84.141107][ T5440] btrfs_ioctl+0x20c/0xa8c [ 84.141907][ T5440] __arm64_sys_ioctl+0x14c/0x1c8 [ 84.142775][ T5440] invoke_syscall+0x98/0x2b0 [ 84.143585][ T5440] el0_svc_common+0x138/0x258 [ 84.144432][ T5440] do_el0_svc+0x58/0x13c [ 84.145171][ T5440] el0_svc+0x78/0x1d0 [ 84.145849][ T5440] el0t_64_sync_handler+0xcc/0xe4 [ 84.146658][ T5440] el0t_64_sync+0x1a0/0x1a4 [ 84.147397][ T5440] irq event stamp: 79954 [ 84.148072][ T5440] hardirqs last enabled at (79953): [] __up_console_sem+0xb4/0xfc [ 84.149823][ T5440] hardirqs last disabled at (79954): [] el1_dbg+0x24/0x80 [ 84.151256][ T5440] softirqs last enabled at (79500): [] local_bh_enable+0x10/0x34 [ 84.152777][ T5440] softirqs last disabled at (79498): [] local_bh_disable+0x10/0x34 [ 84.154368][ T5440] ---[ end trace 8a0fb7a891468742 ]--- [ 84.155817][ T5440] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 84.157846][ T5440] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 84.291727][ T5462] loop0: detected capacity change from 0 to 32768 [ 84.373648][ T5462] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.41 (5462) [ 84.396090][ T5462] ------------[ cut here ]------------ [ 84.397329][ T5462] WARNING: CPU: 1 PID: 5462 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 84.399101][ T5462] Modules linked in: [ 84.399752][ T5462] CPU: 1 PID: 5462 Comm: syz.0.41 Tainted: G W syzkaller #0 [ 84.401241][ T5462] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 84.402966][ T5462] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 84.404353][ T5462] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 84.405442][ T5462] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 84.406609][ T5462] sp : ffff800022367540 [ 84.407316][ T5462] x29: ffff800022367710 x28: ffff0000cd96b1b0 x27: 1fffe0001bcd6fae [ 84.408594][ T5462] x26: 1fffe00019b2d60b x25: ffff0000cd96b050 x24: dfff800000000000 [ 84.409866][ T5462] x23: ffff0000de6b7d68 x22: 1fffe00019b2d60a x21: ffff0000cd96b058 [ 84.411104][ T5462] x20: 00000000ffffffe4 x19: ffff0000d156d9d0 x18: 0000000000000001 [ 84.412341][ T5462] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 84.413551][ T5462] x14: 0000000000000001 x13: 1fffe000341f47ab x12: 0000000000ff0100 [ 84.414921][ T5462] x11: 0000000000000000 x10: 0000000000000000 x9 : 70dbbdbd34225500 [ 84.416260][ T5462] x8 : 70dbbdbd34225500 x7 : 0000000000000001 x6 : 0000000000000001 [ 84.417597][ T5462] x5 : ffff800022366e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 84.418928][ T5462] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 84.420302][ T5462] Call trace: [ 84.420856][ T5462] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 84.421852][ T5462] __btrfs_end_transaction+0x13c/0x5f0 [ 84.422703][ T5462] btrfs_end_transaction+0x24/0x34 [ 84.423533][ T5462] btrfs_inc_block_group_ro+0x4ec/0x558 [ 84.424412][ T5462] btrfs_relocate_block_group+0x2b8/0x8a4 [ 84.425418][ T5462] btrfs_relocate_chunk+0xb8/0x280 [ 84.426326][ T5462] __btrfs_balance+0x112c/0x1b9c [ 84.427090][ T5462] btrfs_balance+0xac8/0x113c [ 84.427847][ T5462] btrfs_ioctl_balance+0x4cc/0x658 [ 84.428727][ T5462] btrfs_ioctl+0x20c/0xa8c [ 84.429437][ T5462] __arm64_sys_ioctl+0x14c/0x1c8 [ 84.430179][ T5462] invoke_syscall+0x98/0x2b0 [ 84.430920][ T5462] el0_svc_common+0x138/0x258 [ 84.431678][ T5462] do_el0_svc+0x58/0x13c [ 84.432313][ T5462] el0_svc+0x78/0x1d0 [ 84.432944][ T5462] el0t_64_sync_handler+0xcc/0xe4 [ 84.433837][ T5462] el0t_64_sync+0x1a0/0x1a4 [ 84.434583][ T5462] irq event stamp: 79512 [ 84.435243][ T5462] hardirqs last enabled at (79511): [] __up_console_sem+0xb4/0xfc [ 84.436908][ T5462] hardirqs last disabled at (79512): [] el1_dbg+0x24/0x80 [ 84.438393][ T5462] softirqs last enabled at (79146): [] local_bh_enable+0x10/0x34 [ 84.440001][ T5462] softirqs last disabled at (79144): [] local_bh_disable+0x10/0x34 [ 84.441653][ T5462] ---[ end trace 8a0fb7a891468743 ]--- [ 84.445474][ T5462] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 84.447367][ T5462] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 84.589089][ T5484] loop0: detected capacity change from 0 to 32768 [ 84.643854][ T5484] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.42 (5484) [ 84.670076][ T5484] ------------[ cut here ]------------ [ 84.671194][ T5484] WARNING: CPU: 0 PID: 5484 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 84.673107][ T5484] Modules linked in: [ 84.673832][ T5484] CPU: 0 PID: 5484 Comm: syz.0.42 Tainted: G W syzkaller #0 [ 84.675333][ T5484] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 84.677087][ T5484] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 84.678484][ T5484] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 84.679601][ T5484] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 84.680709][ T5484] sp : ffff800022497540 [ 84.681419][ T5484] x29: ffff800022497710 x28: ffff0000dd82e9b0 x27: 1fffe0001bcc9a90 [ 84.682790][ T5484] x26: 1fffe0001bb05d0b x25: ffff0000dd82e850 x24: dfff800000000000 [ 84.684110][ T5484] x23: ffff0000de64d478 x22: 1fffe0001bb05d0a x21: ffff0000dd82e858 [ 84.685499][ T5484] x20: 00000000ffffffe4 x19: ffff0000c165d9d0 x18: 0000000000000001 [ 84.686899][ T5484] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 84.688237][ T5484] x14: 0000000000000001 x13: 1fffe000341f05ab x12: 0000000000ff0100 [ 84.689662][ T5484] x11: 0000000000000000 x10: 0000000000000000 x9 : c65ee8944ad94a00 [ 84.690949][ T5484] x8 : c65ee8944ad94a00 x7 : 0000000000000001 x6 : 0000000000000001 [ 84.692254][ T5484] x5 : ffff800022496e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 84.693675][ T5484] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 84.695028][ T5484] Call trace: [ 84.695585][ T5484] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 84.696690][ T5484] __btrfs_end_transaction+0x13c/0x5f0 [ 84.697627][ T5484] btrfs_end_transaction+0x24/0x34 [ 84.698487][ T5484] btrfs_inc_block_group_ro+0x4ec/0x558 [ 84.699439][ T5484] btrfs_relocate_block_group+0x2b8/0x8a4 [ 84.700415][ T5484] btrfs_relocate_chunk+0xb8/0x280 [ 84.701290][ T5484] __btrfs_balance+0x112c/0x1b9c [ 84.702162][ T5484] btrfs_balance+0xac8/0x113c [ 84.702969][ T5484] btrfs_ioctl_balance+0x4cc/0x658 [ 84.703813][ T5484] btrfs_ioctl+0x20c/0xa8c [ 84.704591][ T5484] __arm64_sys_ioctl+0x14c/0x1c8 [ 84.705470][ T5484] invoke_syscall+0x98/0x2b0 [ 84.706248][ T5484] el0_svc_common+0x138/0x258 [ 84.707045][ T5484] do_el0_svc+0x58/0x13c [ 84.707803][ T5484] el0_svc+0x78/0x1d0 [ 84.708476][ T5484] el0t_64_sync_handler+0xcc/0xe4 [ 84.709367][ T5484] el0t_64_sync+0x1a0/0x1a4 [ 84.710147][ T5484] irq event stamp: 79128 [ 84.710822][ T5484] hardirqs last enabled at (79127): [] __up_console_sem+0xb4/0xfc [ 84.712535][ T5484] hardirqs last disabled at (79128): [] el1_dbg+0x24/0x80 [ 84.713950][ T5484] softirqs last enabled at (78780): [] local_bh_enable+0x10/0x34 [ 84.715583][ T5484] softirqs last disabled at (78778): [] local_bh_disable+0x10/0x34 [ 84.717282][ T5484] ---[ end trace 8a0fb7a891468744 ]--- [ 84.720979][ T5484] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 84.723050][ T5484] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 84.856079][ T5506] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.43 (5506) [ 84.884742][ T5506] ------------[ cut here ]------------ [ 84.885833][ T5506] WARNING: CPU: 1 PID: 5506 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 84.887792][ T5506] Modules linked in: [ 84.888449][ T5506] CPU: 1 PID: 5506 Comm: syz.0.43 Tainted: G W syzkaller #0 [ 84.889945][ T5506] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 84.891794][ T5506] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 84.893065][ T5506] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 84.894153][ T5506] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 84.895314][ T5506] sp : ffff800022497540 [ 84.896023][ T5506] x29: ffff800022497710 x28: ffff0000ebd371b0 x27: 1fffe0001bcd6e38 [ 84.897380][ T5506] x26: 1fffe0001d7a6e0b x25: ffff0000ebd37050 x24: dfff800000000000 [ 84.898650][ T5506] x23: ffff0000de6b71b8 x22: 1fffe0001d7a6e0a x21: ffff0000ebd37058 [ 84.900009][ T5506] x20: 00000000ffffffe4 x19: ffff0000d30ad9d0 x18: 0000000000000001 [ 84.901394][ T5506] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 84.902790][ T5506] x14: 0000000000000001 x13: 1fffe000341f47ab x12: 0000000000ff0100 [ 84.904097][ T5506] x11: 0000000000000000 x10: 0000000000000000 x9 : ebbce71c9dc83900 [ 84.905488][ T5506] x8 : ebbce71c9dc83900 x7 : 0000000000000001 x6 : 0000000000000001 [ 84.906908][ T5506] x5 : ffff800022496e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 84.908306][ T5506] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 84.909644][ T5506] Call trace: [ 84.910199][ T5506] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 84.911337][ T5506] __btrfs_end_transaction+0x13c/0x5f0 [ 84.912298][ T5506] btrfs_end_transaction+0x24/0x34 [ 84.913165][ T5506] btrfs_inc_block_group_ro+0x4ec/0x558 [ 84.914151][ T5506] btrfs_relocate_block_group+0x2b8/0x8a4 [ 84.915122][ T5506] btrfs_relocate_chunk+0xb8/0x280 [ 84.916032][ T5506] __btrfs_balance+0x112c/0x1b9c [ 84.916871][ T5506] btrfs_balance+0xac8/0x113c [ 84.917646][ T5506] btrfs_ioctl_balance+0x4cc/0x658 [ 84.918520][ T5506] btrfs_ioctl+0x20c/0xa8c [ 84.919259][ T5506] __arm64_sys_ioctl+0x14c/0x1c8 [ 84.920056][ T5506] invoke_syscall+0x98/0x2b0 [ 84.920821][ T5506] el0_svc_common+0x138/0x258 [ 84.921607][ T5506] do_el0_svc+0x58/0x13c [ 84.922304][ T5506] el0_svc+0x78/0x1d0 [ 84.922978][ T5506] el0t_64_sync_handler+0xcc/0xe4 [ 84.923824][ T5506] el0t_64_sync+0x1a0/0x1a4 [ 84.924662][ T5506] irq event stamp: 79596 [ 84.925391][ T5506] hardirqs last enabled at (79595): [] __up_console_sem+0xb4/0xfc [ 84.927133][ T5506] hardirqs last disabled at (79596): [] el1_dbg+0x24/0x80 [ 84.928514][ T5506] softirqs last enabled at (79258): [] local_bh_enable+0x10/0x34 [ 84.930057][ T5506] softirqs last disabled at (79256): [] local_bh_disable+0x10/0x34 [ 84.931739][ T5506] ---[ end trace 8a0fb7a891468745 ]--- [ 84.933956][ T5506] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 84.935833][ T5506] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 85.133488][ T5528] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.44 (5528) [ 85.198878][ T5528] ------------[ cut here ]------------ [ 85.199993][ T5528] WARNING: CPU: 1 PID: 5528 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 85.201821][ T5528] Modules linked in: [ 85.202472][ T5528] CPU: 1 PID: 5528 Comm: syz.0.44 Tainted: G W syzkaller #0 [ 85.203900][ T5528] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 85.205578][ T5528] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 85.206947][ T5528] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 85.208058][ T5528] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 85.209121][ T5528] sp : ffff800022237540 [ 85.209822][ T5528] x29: ffff800022237710 x28: ffff0000d19469b0 x27: 1fffe0001bcd6e22 [ 85.211312][ T5528] x26: 1fffe0001a328d0b x25: ffff0000d1946850 x24: dfff800000000000 [ 85.212642][ T5528] x23: ffff0000de6b7108 x22: 1fffe0001a328d0a x21: ffff0000d1946858 [ 85.214042][ T5528] x20: 00000000ffffffe4 x19: ffff0000d30ad9d0 x18: 0000000000000001 [ 85.215421][ T5528] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 85.216816][ T5528] x14: 0000000000000001 x13: 1fffe000341f47ab x12: 0000000000ff0100 [ 85.218216][ T5528] x11: 0000000000000000 x10: 0000000000000000 x9 : aaa246b4e89abe00 [ 85.219671][ T5528] x8 : aaa246b4e89abe00 x7 : 0000000000000001 x6 : 0000000000000001 [ 85.221089][ T5528] x5 : ffff800022236e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 85.222554][ T5528] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 85.223965][ T5528] Call trace: [ 85.224514][ T5528] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 85.225587][ T5528] __btrfs_end_transaction+0x13c/0x5f0 [ 85.226575][ T5528] btrfs_end_transaction+0x24/0x34 [ 85.227483][ T5528] btrfs_inc_block_group_ro+0x4ec/0x558 [ 85.228455][ T5528] btrfs_relocate_block_group+0x2b8/0x8a4 [ 85.229388][ T5528] btrfs_relocate_chunk+0xb8/0x280 [ 85.230249][ T5528] __btrfs_balance+0x112c/0x1b9c [ 85.231145][ T5528] btrfs_balance+0xac8/0x113c [ 85.231960][ T5528] btrfs_ioctl_balance+0x4cc/0x658 [ 85.232861][ T5528] btrfs_ioctl+0x20c/0xa8c [ 85.233675][ T5528] __arm64_sys_ioctl+0x14c/0x1c8 [ 85.234512][ T5528] invoke_syscall+0x98/0x2b0 [ 85.235273][ T5528] el0_svc_common+0x138/0x258 [ 85.236059][ T5528] do_el0_svc+0x58/0x13c [ 85.236760][ T5528] el0_svc+0x78/0x1d0 [ 85.237502][ T5528] el0t_64_sync_handler+0xcc/0xe4 [ 85.238348][ T5528] el0t_64_sync+0x1a0/0x1a4 [ 85.239169][ T5528] irq event stamp: 79288 [ 85.239900][ T5528] hardirqs last enabled at (79287): [] __up_console_sem+0xb4/0xfc [ 85.241514][ T5528] hardirqs last disabled at (79288): [] el1_dbg+0x24/0x80 [ 85.242986][ T5528] softirqs last enabled at (78928): [] local_bh_enable+0x10/0x34 [ 85.244555][ T5528] softirqs last disabled at (78926): [] local_bh_disable+0x10/0x34 [ 85.246195][ T5528] ---[ end trace 8a0fb7a891468746 ]--- [ 85.248761][ T5528] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 85.250586][ T5528] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 85.463786][ T5550] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.45 (5550) [ 85.495445][ T5550] ------------[ cut here ]------------ [ 85.496542][ T5550] WARNING: CPU: 1 PID: 5550 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 85.498497][ T5550] Modules linked in: [ 85.499209][ T5550] CPU: 1 PID: 5550 Comm: syz.0.45 Tainted: G W syzkaller #0 [ 85.500692][ T5550] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 85.502352][ T5550] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 85.503722][ T5550] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 85.504851][ T5550] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 85.506039][ T5550] sp : ffff800022697540 [ 85.506728][ T5550] x29: ffff800022697710 x28: ffff0000c991e1b0 x27: 1fffe0001bcd6fda [ 85.508096][ T5550] x26: 1fffe00019323c0b x25: ffff0000c991e050 x24: dfff800000000000 [ 85.509474][ T5550] x23: ffff0000de6b7ec8 x22: 1fffe00019323c0a x21: ffff0000c991e058 [ 85.510905][ T5550] x20: 00000000ffffffe4 x19: ffff0000c12659d0 x18: 0000000000000001 [ 85.512337][ T5550] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 85.513703][ T5550] x14: 0000000000000001 x13: 1fffe000341f47ab x12: 0000000000ff0100 [ 85.514990][ T5550] x11: 0000000000000000 x10: 0000000000000000 x9 : 098d39bf565bb100 [ 85.516312][ T5550] x8 : 098d39bf565bb100 x7 : 0000000000000001 x6 : 0000000000000001 [ 85.517720][ T5550] x5 : ffff800022696e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 85.519190][ T5550] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 85.520613][ T5550] Call trace: [ 85.521183][ T5550] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 85.522313][ T5550] __btrfs_end_transaction+0x13c/0x5f0 [ 85.523247][ T5550] btrfs_end_transaction+0x24/0x34 [ 85.524169][ T5550] btrfs_inc_block_group_ro+0x4ec/0x558 [ 85.525120][ T5550] btrfs_relocate_block_group+0x2b8/0x8a4 [ 85.526109][ T5550] btrfs_relocate_chunk+0xb8/0x280 [ 85.526997][ T5550] __btrfs_balance+0x112c/0x1b9c [ 85.527819][ T5550] btrfs_balance+0xac8/0x113c [ 85.528673][ T5550] btrfs_ioctl_balance+0x4cc/0x658 [ 85.529605][ T5550] btrfs_ioctl+0x20c/0xa8c [ 85.530375][ T5550] __arm64_sys_ioctl+0x14c/0x1c8 [ 85.531193][ T5550] invoke_syscall+0x98/0x2b0 [ 85.531991][ T5550] el0_svc_common+0x138/0x258 [ 85.532818][ T5550] do_el0_svc+0x58/0x13c [ 85.533555][ T5550] el0_svc+0x78/0x1d0 [ 85.534231][ T5550] el0t_64_sync_handler+0xcc/0xe4 [ 85.535128][ T5550] el0t_64_sync+0x1a0/0x1a4 [ 85.535889][ T5550] irq event stamp: 79302 [ 85.536580][ T5550] hardirqs last enabled at (79301): [] __up_console_sem+0xb4/0xfc [ 85.538138][ T5550] hardirqs last disabled at (79302): [] el1_dbg+0x24/0x80 [ 85.539614][ T5550] softirqs last enabled at (78964): [] local_bh_enable+0x10/0x34 [ 85.541248][ T5550] softirqs last disabled at (78962): [] local_bh_disable+0x10/0x34 [ 85.542825][ T5550] ---[ end trace 8a0fb7a891468747 ]--- [ 85.546046][ T5550] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 85.547977][ T5550] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 85.689891][ T5572] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.46 (5572) [ 85.715000][ T5572] ------------[ cut here ]------------ [ 85.716087][ T5572] WARNING: CPU: 0 PID: 5572 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 85.718101][ T5572] Modules linked in: [ 85.718765][ T5572] CPU: 0 PID: 5572 Comm: syz.0.46 Tainted: G W syzkaller #0 [ 85.720267][ T5572] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 85.722121][ T5572] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 85.723550][ T5572] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 85.724728][ T5572] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 85.725943][ T5572] sp : ffff800022697540 [ 85.726621][ T5572] x29: ffff800022697710 x28: ffff0000d268e1b0 x27: 1fffe0001bcc9b82 [ 85.728025][ T5572] x26: 1fffe0001a4d1c0b x25: ffff0000d268e050 x24: dfff800000000000 [ 85.729426][ T5572] x23: ffff0000de64dc08 x22: 1fffe0001a4d1c0a x21: ffff0000d268e058 [ 85.730777][ T5572] x20: 00000000ffffffe4 x19: ffff0000eeb659d0 x18: 0000000000000001 [ 85.732129][ T5572] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 85.733534][ T5572] x14: 0000000000000001 x13: 1fffe000341f05ab x12: 0000000000ff0100 [ 85.734919][ T5572] x11: 0000000000000000 x10: 0000000000000000 x9 : 4e8a810c88d73200 [ 85.736375][ T5572] x8 : 4e8a810c88d73200 x7 : 0000000000000001 x6 : 0000000000000001 [ 85.737754][ T5572] x5 : ffff800022696e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 85.739176][ T5572] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 85.740611][ T5572] Call trace: [ 85.741155][ T5572] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 85.742261][ T5572] __btrfs_end_transaction+0x13c/0x5f0 [ 85.743228][ T5572] btrfs_end_transaction+0x24/0x34 [ 85.744119][ T5572] btrfs_inc_block_group_ro+0x4ec/0x558 [ 85.745067][ T5572] btrfs_relocate_block_group+0x2b8/0x8a4 [ 85.746052][ T5572] btrfs_relocate_chunk+0xb8/0x280 [ 85.747014][ T5572] __btrfs_balance+0x112c/0x1b9c [ 85.747861][ T5572] btrfs_balance+0xac8/0x113c [ 85.748645][ T5572] btrfs_ioctl_balance+0x4cc/0x658 [ 85.749479][ T5572] btrfs_ioctl+0x20c/0xa8c [ 85.750211][ T5572] __arm64_sys_ioctl+0x14c/0x1c8 [ 85.751027][ T5572] invoke_syscall+0x98/0x2b0 [ 85.751848][ T5572] el0_svc_common+0x138/0x258 [ 85.752644][ T5572] do_el0_svc+0x58/0x13c [ 85.753408][ T5572] el0_svc+0x78/0x1d0 [ 85.754098][ T5572] el0t_64_sync_handler+0xcc/0xe4 [ 85.755004][ T5572] el0t_64_sync+0x1a0/0x1a4 [ 85.755688][ T5572] irq event stamp: 79592 [ 85.756385][ T5572] hardirqs last enabled at (79591): [] __up_console_sem+0xb4/0xfc [ 85.758015][ T5572] hardirqs last disabled at (79592): [] el1_dbg+0x24/0x80 [ 85.759551][ T5572] softirqs last enabled at (79244): [] local_bh_enable+0x10/0x34 [ 85.761147][ T5572] softirqs last disabled at (79242): [] local_bh_disable+0x10/0x34 [ 85.762842][ T5572] ---[ end trace 8a0fb7a891468748 ]--- [ 85.764801][ T5572] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 85.766773][ T5572] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 85.936283][ T5594] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.47 (5594) [ 85.957089][ T5594] ------------[ cut here ]------------ [ 85.958266][ T5594] WARNING: CPU: 0 PID: 5594 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 85.960149][ T5594] Modules linked in: [ 85.960802][ T5594] CPU: 0 PID: 5594 Comm: syz.0.47 Tainted: G W syzkaller #0 [ 85.962174][ T5594] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 85.963886][ T5594] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 85.965274][ T5594] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 85.966440][ T5594] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 85.967644][ T5594] sp : ffff800022697540 [ 85.968386][ T5594] x29: ffff800022697710 x28: ffff0000cd2399b0 x27: 1fffe0001bcc9b6c [ 85.969788][ T5594] x26: 1fffe00019a4730b x25: ffff0000cd239850 x24: dfff800000000000 [ 85.971293][ T5594] x23: ffff0000de64db58 x22: 1fffe00019a4730a x21: ffff0000cd239858 [ 85.972702][ T5594] x20: 00000000ffffffe4 x19: ffff0000eeb659d0 x18: 0000000000000001 [ 85.974152][ T5594] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 85.975630][ T5594] x14: 0000000000000001 x13: 1fffe000341f05ab x12: 0000000000ff0100 [ 85.977100][ T5594] x11: 0000000000000000 x10: 0000000000000000 x9 : e31ec3ed18edb200 [ 85.978429][ T5594] x8 : e31ec3ed18edb200 x7 : 0000000000000001 x6 : 0000000000000001 [ 85.979816][ T5594] x5 : ffff800022696e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 85.981268][ T5594] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 85.982584][ T5594] Call trace: [ 85.983156][ T5594] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 85.984248][ T5594] __btrfs_end_transaction+0x13c/0x5f0 [ 85.985171][ T5594] btrfs_end_transaction+0x24/0x34 [ 85.986056][ T5594] btrfs_inc_block_group_ro+0x4ec/0x558 [ 85.986966][ T5594] btrfs_relocate_block_group+0x2b8/0x8a4 [ 85.987953][ T5594] btrfs_relocate_chunk+0xb8/0x280 [ 85.988833][ T5594] __btrfs_balance+0x112c/0x1b9c [ 85.989705][ T5594] btrfs_balance+0xac8/0x113c [ 85.990547][ T5594] btrfs_ioctl_balance+0x4cc/0x658 [ 85.991492][ T5594] btrfs_ioctl+0x20c/0xa8c [ 85.992285][ T5594] __arm64_sys_ioctl+0x14c/0x1c8 [ 85.993182][ T5594] invoke_syscall+0x98/0x2b0 [ 85.993940][ T5594] el0_svc_common+0x138/0x258 [ 85.994712][ T5594] do_el0_svc+0x58/0x13c [ 85.995468][ T5594] el0_svc+0x78/0x1d0 [ 85.996152][ T5594] el0t_64_sync_handler+0xcc/0xe4 [ 85.997029][ T5594] el0t_64_sync+0x1a0/0x1a4 [ 85.997791][ T5594] irq event stamp: 79124 [ 85.998519][ T5594] hardirqs last enabled at (79123): [] __up_console_sem+0xb4/0xfc [ 86.000058][ T5594] hardirqs last disabled at (79124): [] el1_dbg+0x24/0x80 [ 86.001513][ T5594] softirqs last enabled at (78804): [] local_bh_enable+0x10/0x34 [ 86.003033][ T5594] softirqs last disabled at (78802): [] local_bh_disable+0x10/0x34 [ 86.004569][ T5594] ---[ end trace 8a0fb7a891468749 ]--- [ 86.006439][ T5594] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 86.008264][ T5594] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 86.141940][ T5616] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.48 (5616) [ 86.166964][ T5616] ------------[ cut here ]------------ [ 86.168003][ T5616] WARNING: CPU: 0 PID: 5616 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 86.169822][ T5616] Modules linked in: [ 86.170445][ T5616] CPU: 0 PID: 5616 Comm: syz.0.48 Tainted: G W syzkaller #0 [ 86.171936][ T5616] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 86.173640][ T5616] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 86.174957][ T5616] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 86.176118][ T5616] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 86.177224][ T5616] sp : ffff800022e27540 [ 86.177898][ T5616] x29: ffff800022e27710 x28: ffff0000d4f0f1b0 x27: 1fffe0001bcc9a0c [ 86.179287][ T5616] x26: 1fffe0001a9e1e0b x25: ffff0000d4f0f050 x24: dfff800000000000 [ 86.180634][ T5616] x23: ffff0000de64d058 x22: 1fffe0001a9e1e0a x21: ffff0000d4f0f058 [ 86.181975][ T5616] x20: 00000000ffffffe4 x19: ffff0000e78f19d0 x18: 0000000000000001 [ 86.183325][ T5616] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 86.184821][ T5616] x14: 0000000000000001 x13: 1fffe000341f05ab x12: 0000000000ff0100 [ 86.186175][ T5616] x11: 0000000000000000 x10: 0000000000000000 x9 : 8817e01875068000 [ 86.187555][ T5616] x8 : 8817e01875068000 x7 : 0000000000000001 x6 : 0000000000000001 [ 86.188780][ T5616] x5 : ffff800022e26e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 86.189959][ T5616] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 86.191372][ T5616] Call trace: [ 86.191936][ T5616] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 86.193000][ T5616] __btrfs_end_transaction+0x13c/0x5f0 [ 86.193864][ T5616] btrfs_end_transaction+0x24/0x34 [ 86.194716][ T5616] btrfs_inc_block_group_ro+0x4ec/0x558 [ 86.195612][ T5616] btrfs_relocate_block_group+0x2b8/0x8a4 [ 86.196574][ T5616] btrfs_relocate_chunk+0xb8/0x280 [ 86.197435][ T5616] __btrfs_balance+0x112c/0x1b9c [ 86.198234][ T5616] btrfs_balance+0xac8/0x113c [ 86.199040][ T5616] btrfs_ioctl_balance+0x4cc/0x658 [ 86.199870][ T5616] btrfs_ioctl+0x20c/0xa8c [ 86.200643][ T5616] __arm64_sys_ioctl+0x14c/0x1c8 [ 86.201446][ T5616] invoke_syscall+0x98/0x2b0 [ 86.202181][ T5616] el0_svc_common+0x138/0x258 [ 86.202937][ T5616] do_el0_svc+0x58/0x13c [ 86.203595][ T5616] el0_svc+0x78/0x1d0 [ 86.204220][ T5616] el0t_64_sync_handler+0xcc/0xe4 [ 86.205013][ T5616] el0t_64_sync+0x1a0/0x1a4 [ 86.205750][ T5616] irq event stamp: 79170 [ 86.206468][ T5616] hardirqs last enabled at (79169): [] __up_console_sem+0xb4/0xfc [ 86.208193][ T5616] hardirqs last disabled at (79170): [] el1_dbg+0x24/0x80 [ 86.209577][ T5616] softirqs last enabled at (78774): [] local_bh_enable+0x10/0x34 [ 86.211089][ T5616] softirqs last disabled at (78772): [] local_bh_disable+0x10/0x34 [ 86.212853][ T5616] ---[ end trace 8a0fb7a89146874a ]--- [ 86.217091][ T5616] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 86.218897][ T5616] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 86.467316][ T5637] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.49 (5637) [ 86.483027][ T5637] ------------[ cut here ]------------ [ 86.484137][ T5637] WARNING: CPU: 0 PID: 5637 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 86.486003][ T5637] Modules linked in: [ 86.486683][ T5637] CPU: 0 PID: 5637 Comm: syz.0.49 Tainted: G W syzkaller #0 [ 86.488137][ T5637] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 86.489894][ T5637] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 86.491172][ T5637] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 86.492216][ T5637] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 86.493325][ T5637] sp : ffff800022e27540 [ 86.494011][ T5637] x29: ffff800022e27710 x28: ffff0000d61ec1b0 x27: 1fffe0001bcc9bf0 [ 86.495425][ T5637] x26: 1fffe0001ac3d80b x25: ffff0000d61ec050 x24: dfff800000000000 [ 86.496816][ T5637] x23: ffff0000de64df78 x22: 1fffe0001ac3d80a x21: ffff0000d61ec058 [ 86.498229][ T5637] x20: 00000000ffffffe4 x19: ffff0000d20919d0 x18: 0000000000000001 [ 86.499624][ T5637] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 86.500953][ T5637] x14: 0000000000000001 x13: 1fffe000341f05ab x12: 0000000000ff0100 [ 86.502390][ T5637] x11: 0000000000000000 x10: 0000000000000000 x9 : b7480a1156aaea00 [ 86.503793][ T5637] x8 : b7480a1156aaea00 x7 : 0000000000000001 x6 : 0000000000000001 [ 86.505302][ T5637] x5 : ffff800022e26e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 86.506738][ T5637] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 86.508137][ T5637] Call trace: [ 86.508698][ T5637] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 86.509785][ T5637] __btrfs_end_transaction+0x13c/0x5f0 [ 86.510706][ T5637] btrfs_end_transaction+0x24/0x34 [ 86.511559][ T5637] btrfs_inc_block_group_ro+0x4ec/0x558 [ 86.512555][ T5637] btrfs_relocate_block_group+0x2b8/0x8a4 [ 86.513451][ T5637] btrfs_relocate_chunk+0xb8/0x280 [ 86.514293][ T5637] __btrfs_balance+0x112c/0x1b9c [ 86.515017][ T5637] btrfs_balance+0xac8/0x113c [ 86.515823][ T5637] btrfs_ioctl_balance+0x4cc/0x658 [ 86.516686][ T5637] btrfs_ioctl+0x20c/0xa8c [ 86.517448][ T5637] __arm64_sys_ioctl+0x14c/0x1c8 [ 86.518257][ T5637] invoke_syscall+0x98/0x2b0 [ 86.519030][ T5637] el0_svc_common+0x138/0x258 [ 86.519805][ T5637] do_el0_svc+0x58/0x13c [ 86.520523][ T5637] el0_svc+0x78/0x1d0 [ 86.521192][ T5637] el0t_64_sync_handler+0xcc/0xe4 [ 86.522046][ T5637] el0t_64_sync+0x1a0/0x1a4 [ 86.522804][ T5637] irq event stamp: 78930 [ 86.523526][ T5637] hardirqs last enabled at (78929): [] __up_console_sem+0xb4/0xfc [ 86.525301][ T5637] hardirqs last disabled at (78930): [] el1_dbg+0x24/0x80 [ 86.526942][ T5637] softirqs last enabled at (78770): [] handle_softirqs+0xa40/0xbe4 [ 86.528618][ T5637] softirqs last disabled at (78757): [] __irq_exit_rcu+0x240/0x43c [ 86.530267][ T5637] ---[ end trace 8a0fb7a89146874b ]--- [ 86.532484][ T5637] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 86.534362][ T5637] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 86.703753][ T5659] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz.0.50 (5659) [ 86.764389][ T5659] ------------[ cut here ]------------ [ 86.765458][ T5659] WARNING: CPU: 1 PID: 5659 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xa7c/0xd38 [ 86.767326][ T5659] Modules linked in: [ 86.768048][ T5659] CPU: 1 PID: 5659 Comm: syz.0.50 Tainted: G W syzkaller #0 [ 86.769396][ T5659] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 86.771109][ T5659] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 86.772427][ T5659] pc : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 86.773572][ T5659] lr : btrfs_create_pending_block_groups+0xa7c/0xd38 [ 86.774681][ T5659] sp : ffff800022e27540 [ 86.775350][ T5659] x29: ffff800022e27710 x28: ffff0000c185e9b0 x27: 1fffe0001bcd6efe [ 86.776733][ T5659] x26: 1fffe0001830bd0b x25: ffff0000c185e850 x24: dfff800000000000 [ 86.778061][ T5659] x23: ffff0000de6b77e8 x22: 1fffe0001830bd0a x21: ffff0000c185e858 [ 86.779446][ T5659] x20: 00000000ffffffe4 x19: ffff0000e89e99d0 x18: 0000000000000001 [ 86.780890][ T5659] x17: 0000000000000000 x16: ffff80001125a830 x15: 00000000ffffffff [ 86.782324][ T5659] x14: 0000000000000001 x13: 1fffe000341f47ab x12: 0000000000ff0100 [ 86.783670][ T5659] x11: 0000000000000000 x10: 0000000000000000 x9 : 5c57dfd768b26700 [ 86.785035][ T5659] x8 : 5c57dfd768b26700 x7 : 0000000000000001 x6 : 0000000000000001 [ 86.786453][ T5659] x5 : ffff800022e26e58 x4 : ffff80001437f3e0 x3 : ffff800008508edc [ 86.787771][ T5659] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 86.789182][ T5659] Call trace: [ 86.789768][ T5659] btrfs_create_pending_block_groups+0xa7c/0xd38 [ 86.790840][ T5659] __btrfs_end_transaction+0x13c/0x5f0 [ 86.791804][ T5659] btrfs_end_transaction+0x24/0x34 [ 86.792658][ T5659] btrfs_inc_block_group_ro+0x4ec/0x558 [ 86.793606][ T5659] btrfs_relocate_block_group+0x2b8/0x8a4 [ 86.794582][ T5659] btrfs_relocate_chunk+0xb8/0x280 [ 86.795427][ T5659] __btrfs_balance+0x112c/0x1b9c [ 86.796306][ T5659] btrfs_balance+0xac8/0x113c [ 86.797144][ T5659] btrfs_ioctl_balance+0x4cc/0x658 [ 86.798024][ T5659] btrfs_ioctl+0x20c/0xa8c [ 86.798733][ T5659] __arm64_sys_ioctl+0x14c/0x1c8 [ 86.799628][ T5659] invoke_syscall+0x98/0x2b0 [ 86.800368][ T5659] el0_svc_common+0x138/0x258 [ 86.801153][ T5659] do_el0_svc+0x58/0x13c [ 86.801898][ T5659] el0_svc+0x78/0x1d0 [ 86.802555][ T5659] el0t_64_sync_handler+0xcc/0xe4 [ 86.803450][ T5659] el0t_64_sync+0x1a0/0x1a4 [ 86.804341][ T5659] irq event stamp: 79662 [ 86.805055][ T5659] hardirqs last enabled at (79661): [] __up_console_sem+0xb4/0xfc [ 86.806763][ T5659] hardirqs last disabled at (79662): [] el1_dbg+0x24/0x80 [ 86.808288][ T5659] softirqs last enabled at (79322): [] local_bh_enable+0x10/0x34 [ 86.809866][ T5659] softirqs last disabled at (79320): [] local_bh_disable+0x10/0x34 [ 86.811466][ T5659] ---[ end trace 8a0fb7a89146874c ]--- [ 86.814722][ T5659] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 86.816637][ T5659] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left